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474 changed files with 28301 additions and 62793 deletions

2
.gitattributes vendored
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@ -1,2 +0,0 @@
# Auto detect text files and perform LF normalization
* text=auto

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@ -11,51 +11,4 @@ Nick Savers <nicksavers@gmail.com>
Maran Hidskes <maran.hidskes@gmail.com>
Taylor Gerring <taylor.gerring@gmail.com>
Taylor Gerring <taylor.gerring@gmail.com> <taylor.gerring@ethereum.org>
Bas van Kervel <bas@ethdev.com>
Bas van Kervel <bas@ethdev.com> <basvankervel@ziggo.nl>
Bas van Kervel <bas@ethdev.com> <basvankervel@gmail.com>
Sven Ehlert <sven@ethdev.com>
Vitalik Buterin <v@buterin.com>
Marian Oancea <contact@siteshop.ro>
Christoph Jentzsch <jentzsch.software@gmail.com>
Heiko Hees <heiko@heiko.org>
Alex Leverington <alex@ethdev.com>
Alex Leverington <alex@ethdev.com> <subtly@users.noreply.github.com>
Zsolt Felföldi <zsfelfoldi@gmail.com>
Gavin Wood <i@gavwood.com>
Martin Becze <mjbecze@gmail.com>
Martin Becze <mjbecze@gmail.com> <wanderer@users.noreply.github.com>
Dimitry Khokhlov <winsvega@mail.ru>
Roman Mandeleil <roman.mandeleil@gmail.com>
Alec Perseghin <aperseghin@gmail.com>
Alon Muroch <alonmuroch@gmail.com>
Arkadiy Paronyan <arkadiy@ethdev.com>
Jae Kwon <jkwon.work@gmail.com>
Aaron Kumavis <kumavis@users.noreply.github.com>
Nick Dodson <silentcicero@outlook.com>
Jason Carver <jacarver@linkedin.com>
Jason Carver <jacarver@linkedin.com> <ut96caarrs@snkmail.com>
Joseph Chow <ethereum@outlook.com>
Joseph Chow <ethereum@outlook.com> ethers <TODO>

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@ -1,11 +1,14 @@
language: go
go:
- 1.4.2
before_install:
- sudo apt-get update -qq
- sudo apt-get install -yqq libgmp3-dev
install:
# - go get code.google.com/p/go.tools/cmd/goimports
# - go get github.com/golang/lint/golint
# - go get golang.org/x/tools/cmd/vet
- go get golang.org/x/tools/cmd/cover
- go get golang.org/x/tools/cmd/cover github.com/mattn/goveralls
before_script:
# - gofmt -l -w .
# - goimports -l -w .
@ -15,15 +18,11 @@ before_script:
script:
- make travis-test-with-coverage
after_success:
- bash <(curl -s https://codecov.io/bash)
- if [ "$COVERALLS_TOKEN" ]; then goveralls -coverprofile=profile.cov -service=travis-ci -repotoken $COVERALLS_TOKEN; fi
env:
global:
- secure: "U2U1AmkU4NJBgKR/uUAebQY87cNL0+1JHjnLOmmXwxYYyj5ralWb1aSuSH3qSXiT93qLBmtaUkuv9fberHVqrbAeVlztVdUsKAq7JMQH+M99iFkC9UiRMqHmtjWJ0ok4COD1sRYixxi21wb/JrMe3M1iL4QJVS61iltjHhVdM64="
sudo: false
addons:
apt:
packages:
- libgmp3-dev
notifications:
webhooks:
urls:

24
AUTHORS
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@ -1,24 +0,0 @@
# This is the official list of go-ethereum authors for copyright purposes.
Alex Leverington <alex@ethdev.com>
Alexandre Van de Sande <alex.vandesande@ethdev.com>
Bas van Kervel <bas@ethdev.com>
Daniel A. Nagy <nagy.da@gmail.com>
Ethan Buchman <ethan@coinculture.info>
Fabian Vogelsteller <fabian@frozeman.de>
Felix Lange <fjl@twurst.com>
Gustav Simonsson <gustav.simonsson@gmail.com>
Jae Kwon <jkwon.work@gmail.com>
Jason Carver <jacarver@linkedin.com>
Jeffrey Wilcke <jeffrey@ethereum.org>
Joseph Chow <ethereum@outlook.com>
Kobi Gurkan <kobigurk@gmail.com>
Maran Hidskes <maran.hidskes@gmail.com>
Marek Kotewicz <marek.kotewicz@gmail.com>
Matthew Wampler-Doty <matthew.wampler.doty@gmail.com>
Nick Dodson <silentcicero@outlook.com>
Péter Szilágyi <peterke@gmail.com>
Taylor Gerring <taylor.gerring@gmail.com>
Viktor Trón <viktor.tron@gmail.com>
Vitalik Buterin <v@buterin.com>
Zsolt Felföldi <zsfelfoldi@gmail.com>

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@ -1,9 +0,0 @@
If you'd like to contribute to go-ethereum please fork, fix, commit and
send a pull request. Commits who do not comply with the coding standards
are ignored (use gofmt!). If you send pull requests make absolute sure that you
commit on the `develop` branch and that you do not merge to master.
Commits that are directly based on master are simply ignored.
See [Developers' Guide](https://github.com/ethereum/go-ethereum/wiki/Developers'-Guide)
for more details on configuring your environment, testing, and
dependency management.

619
COPYING
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@ -1,619 +0,0 @@
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not convey it at all. For example, if you agree to terms that obligate you
to collect a royalty for further conveying from those to whom you convey
the Program, the only way you could satisfy both those terms and this
License would be to refrain entirely from conveying the Program.
13. Use with the GNU Affero General Public License.
Notwithstanding any other provision of this License, you have
permission to link or combine any covered work with a work licensed
under version 3 of the GNU Affero General Public License into a single
combined work, and to convey the resulting work. The terms of this
License will continue to apply to the part which is the covered work,
but the special requirements of the GNU Affero General Public License,
section 13, concerning interaction through a network will apply to the
combination as such.
14. Revised Versions of this License.
The Free Software Foundation may publish revised and/or new versions of
the GNU General Public License from time to time. Such new versions will
be similar in spirit to the present version, but may differ in detail to
address new problems or concerns.
Each version is given a distinguishing version number. If the
Program specifies that a certain numbered version of the GNU General
Public License "or any later version" applies to it, you have the
option of following the terms and conditions either of that numbered
version or of any later version published by the Free Software
Foundation. If the Program does not specify a version number of the
GNU General Public License, you may choose any version ever published
by the Free Software Foundation.
If the Program specifies that a proxy can decide which future
versions of the GNU General Public License can be used, that proxy's
public statement of acceptance of a version permanently authorizes you
to choose that version for the Program.
Later license versions may give you additional or different
permissions. However, no additional obligations are imposed on any
author or copyright holder as a result of your choosing to follow a
later version.
15. Disclaimer of Warranty.
THERE IS NO WARRANTY FOR THE PROGRAM, TO THE EXTENT PERMITTED BY
APPLICABLE LAW. EXCEPT WHEN OTHERWISE STATED IN WRITING THE COPYRIGHT
HOLDERS AND/OR OTHER PARTIES PROVIDE THE PROGRAM "AS IS" WITHOUT WARRANTY
OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING, BUT NOT LIMITED TO,
THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
PURPOSE. THE ENTIRE RISK AS TO THE QUALITY AND PERFORMANCE OF THE PROGRAM
IS WITH YOU. SHOULD THE PROGRAM PROVE DEFECTIVE, YOU ASSUME THE COST OF
ALL NECESSARY SERVICING, REPAIR OR CORRECTION.
16. Limitation of Liability.
IN NO EVENT UNLESS REQUIRED BY APPLICABLE LAW OR AGREED TO IN WRITING
WILL ANY COPYRIGHT HOLDER, OR ANY OTHER PARTY WHO MODIFIES AND/OR CONVEYS
THE PROGRAM AS PERMITTED ABOVE, BE LIABLE TO YOU FOR DAMAGES, INCLUDING ANY
GENERAL, SPECIAL, INCIDENTAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THE
USE OR INABILITY TO USE THE PROGRAM (INCLUDING BUT NOT LIMITED TO LOSS OF
DATA OR DATA BEING RENDERED INACCURATE OR LOSSES SUSTAINED BY YOU OR THIRD
PARTIES OR A FAILURE OF THE PROGRAM TO OPERATE WITH ANY OTHER PROGRAMS),
EVEN IF SUCH HOLDER OR OTHER PARTY HAS BEEN ADVISED OF THE POSSIBILITY OF
SUCH DAMAGES.
17. Interpretation of Sections 15 and 16.
If the disclaimer of warranty and limitation of liability provided
above cannot be given local legal effect according to their terms,
reviewing courts shall apply local law that most closely approximates
an absolute waiver of all civil liability in connection with the
Program, unless a warranty or assumption of liability accompanies a
copy of the Program in return for a fee.

View file

@ -1,165 +0,0 @@
GNU LESSER GENERAL PUBLIC LICENSE
Version 3, 29 June 2007
Copyright (C) 2007 Free Software Foundation, Inc. <http://fsf.org/>
Everyone is permitted to copy and distribute verbatim copies
of this license document, but changing it is not allowed.
This version of the GNU Lesser General Public License incorporates
the terms and conditions of version 3 of the GNU General Public
License, supplemented by the additional permissions listed below.
0. Additional Definitions.
As used herein, "this License" refers to version 3 of the GNU Lesser
General Public License, and the "GNU GPL" refers to version 3 of the GNU
General Public License.
"The Library" refers to a covered work governed by this License,
other than an Application or a Combined Work as defined below.
An "Application" is any work that makes use of an interface provided
by the Library, but which is not otherwise based on the Library.
Defining a subclass of a class defined by the Library is deemed a mode
of using an interface provided by the Library.
A "Combined Work" is a work produced by combining or linking an
Application with the Library. The particular version of the Library
with which the Combined Work was made is also called the "Linked
Version".
The "Minimal Corresponding Source" for a Combined Work means the
Corresponding Source for the Combined Work, excluding any source code
for portions of the Combined Work that, considered in isolation, are
based on the Application, and not on the Linked Version.
The "Corresponding Application Code" for a Combined Work means the
object code and/or source code for the Application, including any data
and utility programs needed for reproducing the Combined Work from the
Application, but excluding the System Libraries of the Combined Work.
1. Exception to Section 3 of the GNU GPL.
You may convey a covered work under sections 3 and 4 of this License
without being bound by section 3 of the GNU GPL.
2. Conveying Modified Versions.
If you modify a copy of the Library, and, in your modifications, a
facility refers to a function or data to be supplied by an Application
that uses the facility (other than as an argument passed when the
facility is invoked), then you may convey a copy of the modified
version:
a) under this License, provided that you make a good faith effort to
ensure that, in the event an Application does not supply the
function or data, the facility still operates, and performs
whatever part of its purpose remains meaningful, or
b) under the GNU GPL, with none of the additional permissions of
this License applicable to that copy.
3. Object Code Incorporating Material from Library Header Files.
The object code form of an Application may incorporate material from
a header file that is part of the Library. You may convey such object
code under terms of your choice, provided that, if the incorporated
material is not limited to numerical parameters, data structure
layouts and accessors, or small macros, inline functions and templates
(ten or fewer lines in length), you do both of the following:
a) Give prominent notice with each copy of the object code that the
Library is used in it and that the Library and its use are
covered by this License.
b) Accompany the object code with a copy of the GNU GPL and this license
document.
4. Combined Works.
You may convey a Combined Work under terms of your choice that,
taken together, effectively do not restrict modification of the
portions of the Library contained in the Combined Work and reverse
engineering for debugging such modifications, if you also do each of
the following:
a) Give prominent notice with each copy of the Combined Work that
the Library is used in it and that the Library and its use are
covered by this License.
b) Accompany the Combined Work with a copy of the GNU GPL and this license
document.
c) For a Combined Work that displays copyright notices during
execution, include the copyright notice for the Library among
these notices, as well as a reference directing the user to the
copies of the GNU GPL and this license document.
d) Do one of the following:
0) Convey the Minimal Corresponding Source under the terms of this
License, and the Corresponding Application Code in a form
suitable for, and under terms that permit, the user to
recombine or relink the Application with a modified version of
the Linked Version to produce a modified Combined Work, in the
manner specified by section 6 of the GNU GPL for conveying
Corresponding Source.
1) Use a suitable shared library mechanism for linking with the
Library. A suitable mechanism is one that (a) uses at run time
a copy of the Library already present on the user's computer
system, and (b) will operate properly with a modified version
of the Library that is interface-compatible with the Linked
Version.
e) Provide Installation Information, but only if you would otherwise
be required to provide such information under section 6 of the
GNU GPL, and only to the extent that such information is
necessary to install and execute a modified version of the
Combined Work produced by recombining or relinking the
Application with a modified version of the Linked Version. (If
you use option 4d0, the Installation Information must accompany
the Minimal Corresponding Source and Corresponding Application
Code. If you use option 4d1, you must provide the Installation
Information in the manner specified by section 6 of the GNU GPL
for conveying Corresponding Source.)
5. Combined Libraries.
You may place library facilities that are a work based on the
Library side by side in a single library together with other library
facilities that are not Applications and are not covered by this
License, and convey such a combined library under terms of your
choice, if you do both of the following:
a) Accompany the combined library with a copy of the same work based
on the Library, uncombined with any other library facilities,
conveyed under the terms of this License.
b) Give prominent notice with the combined library that part of it
is a work based on the Library, and explaining where to find the
accompanying uncombined form of the same work.
6. Revised Versions of the GNU Lesser General Public License.
The Free Software Foundation may publish revised and/or new versions
of the GNU Lesser General Public License from time to time. Such new
versions will be similar in spirit to the present version, but may
differ in detail to address new problems or concerns.
Each version is given a distinguishing version number. If the
Library as you received it specifies that a certain numbered version
of the GNU Lesser General Public License "or any later version"
applies to it, you have the option of following the terms and
conditions either of that published version or of any later version
published by the Free Software Foundation. If the Library as you
received it does not specify a version number of the GNU Lesser
General Public License, you may choose any version of the GNU Lesser
General Public License ever published by the Free Software Foundation.
If the Library as you received it specifies that a proxy can decide
whether future versions of the GNU Lesser General Public License shall
apply, that proxy's public statement of acceptance of any version is
permanent authorization for you to choose that version for the
Library.

43
Godeps/Godeps.json generated
View file

@ -5,6 +5,11 @@
"./..."
],
"Deps": [
{
"ImportPath": "code.google.com/p/go-uuid/uuid",
"Comment": "null-12",
"Rev": "7dda39b2e7d5e265014674c5af696ba4186679e9"
},
{
"ImportPath": "github.com/codegangsta/cli",
"Comment": "1.2.0-95-g9b2bd2b",
@ -16,21 +21,17 @@
},
{
"ImportPath": "github.com/ethereum/ethash",
"Comment": "v23.1-234-g062e40a",
"Rev": "062e40a1a1671f5a5102862b56e4c56f68a732f5"
},
{
"ImportPath": "github.com/fatih/color",
"Comment": "v0.1-5-gf773d4c",
"Rev": "f773d4c806cc8e4a5749d6a35e2a4bbcd71443d6"
"Comment": "v23.1-227-g8f6ccaa",
"Rev": "8f6ccaaef9b418553807a73a95cb5f49cd3ea39f"
},
{
"ImportPath": "github.com/gizak/termui",
"Rev": "bab8dce01c193d82bc04888a0a9a7814d505f532"
},
{
"ImportPath": "github.com/hashicorp/golang-lru",
"Rev": "7f9ef20a0256f494e24126014135cf893ab71e9e"
"ImportPath": "github.com/howeyc/fsnotify",
"Comment": "v0.9.0-11-g6b1ef89",
"Rev": "6b1ef893dc11e0447abda6da20a5203481878dda"
},
{
"ImportPath": "github.com/huin/goupnp",
@ -44,9 +45,13 @@
"ImportPath": "github.com/kardianos/osext",
"Rev": "ccfcd0245381f0c94c68f50626665eed3c6b726a"
},
{
"ImportPath": "github.com/mattn/go-colorable",
"Rev": "043ae16291351db8465272edf465c9f388161627"
},
{
"ImportPath": "github.com/mattn/go-isatty",
"Rev": "7fcbc72f853b92b5720db4a6b8482be612daef24"
"Rev": "fdbe02a1b44e75977b2690062b83cf507d70c013"
},
{
"ImportPath": "github.com/mattn/go-runewidth",
@ -57,14 +62,18 @@
"ImportPath": "github.com/nsf/termbox-go",
"Rev": "675ffd907b7401b8a709a5ef2249978af5616bb2"
},
{
"ImportPath": "github.com/pborman/uuid",
"Rev": "cccd189d45f7ac3368a0d127efb7f4d08ae0b655"
},
{
"ImportPath": "github.com/peterh/liner",
"Rev": "29f6a646557d83e2b6e9ba05c45fbea9c006dbe8"
},
{
"ImportPath": "github.com/rakyll/globalconf",
"Rev": "415abc325023f1a00cd2d9fa512e0e71745791a2"
},
{
"ImportPath": "github.com/rakyll/goini",
"Rev": "907cca0f578a5316fb864ec6992dc3d9730ec58c"
},
{
"ImportPath": "github.com/rcrowley/go-metrics",
"Rev": "a5cfc242a56ba7fa70b785f678d6214837bf93b9"
@ -77,10 +86,6 @@
"ImportPath": "github.com/rs/cors",
"Rev": "6e0c3cb65fc0fdb064c743d176a620e3ca446dfb"
},
{
"ImportPath": "github.com/shiena/ansicolor",
"Rev": "a5e2b567a4dd6cc74545b8a4f27c9d63b9e7735b"
},
{
"ImportPath": "github.com/syndtr/goleveldb/leveldb",
"Rev": "4875955338b0a434238a31165cb87255ab6e9e4a"
@ -124,7 +129,7 @@
},
{
"ImportPath": "gopkg.in/karalabe/cookiejar.v2/collections/prque",
"Rev": "8dcd6a7f4951f6ff3ee9cbb919a06d8925822e57"
"Rev": "0b2e270613f5d7ba262a5749b9e32270131497a2"
}
]
}

View file

@ -1,4 +1,4 @@
Copyright (c) 2009,2014 Google Inc. All rights reserved.
Copyright (c) 2009 Google Inc. All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are

View file

@ -40,15 +40,15 @@ func (t Time) UnixTime() (sec, nsec int64) {
}
// GetTime returns the current Time (100s of nanoseconds since 15 Oct 1582) and
// clock sequence as well as adjusting the clock sequence as needed. An error
// is returned if the current time cannot be determined.
func GetTime() (Time, uint16, error) {
// adjusts the clock sequence as needed. An error is returned if the current
// time cannot be determined.
func GetTime() (Time, error) {
defer mu.Unlock()
mu.Lock()
return getTime()
}
func getTime() (Time, uint16, error) {
func getTime() (Time, error) {
t := timeNow()
// If we don't have a clock sequence already, set one.
@ -63,7 +63,7 @@ func getTime() (Time, uint16, error) {
clock_seq = ((clock_seq + 1) & 0x3fff) | 0x8000
}
lasttime = now
return Time(now), clock_seq, nil
return Time(now), nil
}
// ClockSequence returns the current clock sequence, generating one if not

View file

@ -19,7 +19,7 @@ func NewUUID() UUID {
SetNodeInterface("")
}
now, seq, err := GetTime()
now, err := GetTime()
if err != nil {
return nil
}
@ -34,7 +34,7 @@ func NewUUID() UUID {
binary.BigEndian.PutUint32(uuid[0:], time_low)
binary.BigEndian.PutUint16(uuid[4:], time_mid)
binary.BigEndian.PutUint16(uuid[6:], time_hi)
binary.BigEndian.PutUint16(uuid[8:], seq)
binary.BigEndian.PutUint16(uuid[8:], clock_seq)
copy(uuid[10:], nodeID)
return uuid

View file

@ -35,14 +35,10 @@
#elif defined(__FreeBSD__) || defined(__DragonFly__) || defined(__NetBSD__)
#define ethash_swap_u32(input_) bswap32(input_)
#define ethash_swap_u64(input_) bswap64(input_)
#elif defined(__OpenBSD__)
#include <endian.h>
#define ethash_swap_u32(input_) swap32(input_)
#define ethash_swap_u64(input_) swap64(input_)
#else // posix
#include <byteswap.h>
#define ethash_swap_u32(input_) bswap_32(input_)
#define ethash_swap_u64(input_) bswap_64(input_)
#define ethash_swap_u32(input_) __bswap_32(input_)
#define ethash_swap_u64(input_) __bswap_64(input_)
#endif

View file

@ -29,10 +29,6 @@ extern "C" {
#define FNV_PRIME 0x01000193
/* The FNV-1 spec multiplies the prime with the input one byte (octet) in turn.
We instead multiply it with the full 32-bit input.
This gives a different result compared to a canonical FNV-1 implementation.
*/
static inline uint32_t fnv_hash(uint32_t const x, uint32_t const y)
{
return x * FNV_PRIME ^ y;

View file

@ -1,20 +0,0 @@
The MIT License (MIT)
Copyright (c) 2013 Fatih Arslan
Permission is hereby granted, free of charge, to any person obtaining a copy of
this software and associated documentation files (the "Software"), to deal in
the Software without restriction, including without limitation the rights to
use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
the Software, and to permit persons to whom the Software is furnished to do so,
subject to the following conditions:
The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

View file

@ -1,151 +0,0 @@
# Color [![GoDoc](http://img.shields.io/badge/go-documentation-blue.svg?style=flat-square)](http://godoc.org/github.com/fatih/color) [![Build Status](http://img.shields.io/travis/fatih/color.svg?style=flat-square)](https://travis-ci.org/fatih/color)
Color lets you use colorized outputs in terms of [ANSI Escape Codes](http://en.wikipedia.org/wiki/ANSI_escape_code#Colors) in Go (Golang). It has support for Windows too! The API can be used in several ways, pick one that suits you.
![Color](http://i.imgur.com/c1JI0lA.png)
## Install
```bash
go get github.com/fatih/color
```
## Examples
### Standard colors
```go
// Print with default helper functions
color.Cyan("Prints text in cyan.")
// A newline will be appended automatically
color.Blue("Prints %s in blue.", "text")
// These are using the default foreground colors
color.Red("We have red")
color.Magenta("And many others ..")
```
### Mix and reuse colors
```go
// Create a new color object
c := color.New(color.FgCyan).Add(color.Underline)
c.Println("Prints cyan text with an underline.")
// Or just add them to New()
d := color.New(color.FgCyan, color.Bold)
d.Printf("This prints bold cyan %s\n", "too!.")
// Mix up foreground and background colors, create new mixes!
red := color.New(color.FgRed)
boldRed := red.Add(color.Bold)
boldRed.Println("This will print text in bold red.")
whiteBackground := red.Add(color.BgWhite)
whiteBackground.Println("Red text with white background.")
```
### Custom print functions (PrintFunc)
```go
// Create a custom print function for convenience
red := color.New(color.FgRed).PrintfFunc()
red("Warning")
red("Error: %s", err)
// Mix up multiple attributes
notice := color.New(color.Bold, color.FgGreen).PrintlnFunc()
notice("Don't forget this...")
```
### Insert into noncolor strings (SprintFunc)
```go
// Create SprintXxx functions to mix strings with other non-colorized strings:
yellow := color.New(color.FgYellow).SprintFunc()
red := color.New(color.FgRed).SprintFunc()
fmt.Printf("This is a %s and this is %s.\n", yellow("warning"), red("error"))
info := color.New(color.FgWhite, color.BgGreen).SprintFunc()
fmt.Printf("This %s rocks!\n", info("package"))
// Use helper functions
fmt.Printf("This", color.RedString("warning"), "should be not neglected.")
fmt.Printf(color.GreenString("Info:"), "an important message." )
// Windows supported too! Just don't forget to change the output to color.Output
fmt.Fprintf(color.Output, "Windows support: %s", color.GreenString("PASS"))
```
### Plug into existing code
```go
// Use handy standard colors
color.Set(color.FgYellow)
fmt.Println("Existing text will now be in yellow")
fmt.Printf("This one %s\n", "too")
color.Unset() // Don't forget to unset
// You can mix up parameters
color.Set(color.FgMagenta, color.Bold)
defer color.Unset() // Use it in your function
fmt.Println("All text will now be bold magenta.")
```
### Disable color
There might be a case where you want to disable color output (for example to
pipe the standard output of your app to somewhere else). `Color` has support to
disable colors both globally and for single color definition. For example
suppose you have a CLI app and a `--no-color` bool flag. You can easily disable
the color output with:
```go
var flagNoColor = flag.Bool("no-color", false, "Disable color output")
if *flagNoColor {
color.NoColor = true // disables colorized output
}
```
It also has support for single color definitions (local). You can
disable/enable color output on the fly:
```go
c := color.New(color.FgCyan)
c.Println("Prints cyan text")
c.DisableColor()
c.Println("This is printed without any color")
c.EnableColor()
c.Println("This prints again cyan...")
```
## Todo
* Save/Return previous values
* Evaluate fmt.Formatter interface
## Credits
* [Fatih Arslan](https://github.com/fatih)
* Windows support via @shiena: [ansicolor](https://github.com/shiena/ansicolor)
## License
The MIT License (MIT) - see [`LICENSE.md`](https://github.com/fatih/color/blob/master/LICENSE.md) for more details

View file

@ -1,353 +0,0 @@
package color
import (
"fmt"
"os"
"strconv"
"strings"
"github.com/mattn/go-isatty"
"github.com/shiena/ansicolor"
)
// NoColor defines if the output is colorized or not. It's dynamically set to
// false or true based on the stdout's file descriptor referring to a terminal
// or not. This is a global option and affects all colors. For more control
// over each color block use the methods DisableColor() individually.
var NoColor = !isatty.IsTerminal(os.Stdout.Fd())
// Color defines a custom color object which is defined by SGR parameters.
type Color struct {
params []Attribute
noColor *bool
}
// Attribute defines a single SGR Code
type Attribute int
const escape = "\x1b"
// Base attributes
const (
Reset Attribute = iota
Bold
Faint
Italic
Underline
BlinkSlow
BlinkRapid
ReverseVideo
Concealed
CrossedOut
)
// Foreground text colors
const (
FgBlack Attribute = iota + 30
FgRed
FgGreen
FgYellow
FgBlue
FgMagenta
FgCyan
FgWhite
)
// Background text colors
const (
BgBlack Attribute = iota + 40
BgRed
BgGreen
BgYellow
BgBlue
BgMagenta
BgCyan
BgWhite
)
// New returns a newly created color object.
func New(value ...Attribute) *Color {
c := &Color{params: make([]Attribute, 0)}
c.Add(value...)
return c
}
// Set sets the given parameters immediately. It will change the color of
// output with the given SGR parameters until color.Unset() is called.
func Set(p ...Attribute) *Color {
c := New(p...)
c.Set()
return c
}
// Unset resets all escape attributes and clears the output. Usually should
// be called after Set().
func Unset() {
if NoColor {
return
}
fmt.Fprintf(Output, "%s[%dm", escape, Reset)
}
// Set sets the SGR sequence.
func (c *Color) Set() *Color {
if c.isNoColorSet() {
return c
}
fmt.Fprintf(Output, c.format())
return c
}
func (c *Color) unset() {
if c.isNoColorSet() {
return
}
Unset()
}
// Add is used to chain SGR parameters. Use as many as parameters to combine
// and create custom color objects. Example: Add(color.FgRed, color.Underline).
func (c *Color) Add(value ...Attribute) *Color {
c.params = append(c.params, value...)
return c
}
func (c *Color) prepend(value Attribute) {
c.params = append(c.params, 0)
copy(c.params[1:], c.params[0:])
c.params[0] = value
}
// Output defines the standard output of the print functions. By default
// os.Stdout is used.
var Output = ansicolor.NewAnsiColorWriter(os.Stdout)
// Print formats using the default formats for its operands and writes to
// standard output. Spaces are added between operands when neither is a
// string. It returns the number of bytes written and any write error
// encountered. This is the standard fmt.Print() method wrapped with the given
// color.
func (c *Color) Print(a ...interface{}) (n int, err error) {
c.Set()
defer c.unset()
return fmt.Fprint(Output, a...)
}
// Printf formats according to a format specifier and writes to standard output.
// It returns the number of bytes written and any write error encountered.
// This is the standard fmt.Printf() method wrapped with the given color.
func (c *Color) Printf(format string, a ...interface{}) (n int, err error) {
c.Set()
defer c.unset()
return fmt.Fprintf(Output, format, a...)
}
// Println formats using the default formats for its operands and writes to
// standard output. Spaces are always added between operands and a newline is
// appended. It returns the number of bytes written and any write error
// encountered. This is the standard fmt.Print() method wrapped with the given
// color.
func (c *Color) Println(a ...interface{}) (n int, err error) {
c.Set()
defer c.unset()
return fmt.Fprintln(Output, a...)
}
// PrintFunc returns a new function that prints the passed arguments as
// colorized with color.Print().
func (c *Color) PrintFunc() func(a ...interface{}) {
return func(a ...interface{}) { c.Print(a...) }
}
// PrintfFunc returns a new function that prints the passed arguments as
// colorized with color.Printf().
func (c *Color) PrintfFunc() func(format string, a ...interface{}) {
return func(format string, a ...interface{}) { c.Printf(format, a...) }
}
// PrintlnFunc returns a new function that prints the passed arguments as
// colorized with color.Println().
func (c *Color) PrintlnFunc() func(a ...interface{}) {
return func(a ...interface{}) { c.Println(a...) }
}
// SprintFunc returns a new function that returns colorized strings for the
// given arguments with fmt.Sprint(). Useful to put into or mix into other
// string. Windows users should use this in conjuction with color.Output, example:
//
// put := New(FgYellow).SprintFunc()
// fmt.Fprintf(color.Output, "This is a %s", put("warning"))
func (c *Color) SprintFunc() func(a ...interface{}) string {
return func(a ...interface{}) string {
return c.wrap(fmt.Sprint(a...))
}
}
// SprintfFunc returns a new function that returns colorized strings for the
// given arguments with fmt.Sprintf(). Useful to put into or mix into other
// string. Windows users should use this in conjuction with color.Output.
func (c *Color) SprintfFunc() func(format string, a ...interface{}) string {
return func(format string, a ...interface{}) string {
return c.wrap(fmt.Sprintf(format, a...))
}
}
// SprintlnFunc returns a new function that returns colorized strings for the
// given arguments with fmt.Sprintln(). Useful to put into or mix into other
// string. Windows users should use this in conjuction with color.Output.
func (c *Color) SprintlnFunc() func(a ...interface{}) string {
return func(a ...interface{}) string {
return c.wrap(fmt.Sprintln(a...))
}
}
// sequence returns a formated SGR sequence to be plugged into a "\x1b[...m"
// an example output might be: "1;36" -> bold cyan
func (c *Color) sequence() string {
format := make([]string, len(c.params))
for i, v := range c.params {
format[i] = strconv.Itoa(int(v))
}
return strings.Join(format, ";")
}
// wrap wraps the s string with the colors attributes. The string is ready to
// be printed.
func (c *Color) wrap(s string) string {
if c.isNoColorSet() {
return s
}
return c.format() + s + c.unformat()
}
func (c *Color) format() string {
return fmt.Sprintf("%s[%sm", escape, c.sequence())
}
func (c *Color) unformat() string {
return fmt.Sprintf("%s[%dm", escape, Reset)
}
// DisableColor disables the color output. Useful to not change any existing
// code and still being able to output. Can be used for flags like
// "--no-color". To enable back use EnableColor() method.
func (c *Color) DisableColor() {
c.noColor = boolPtr(true)
}
// EnableColor enables the color output. Use it in conjuction with
// DisableColor(). Otherwise this method has no side effects.
func (c *Color) EnableColor() {
c.noColor = boolPtr(false)
}
func (c *Color) isNoColorSet() bool {
// check first if we have user setted action
if c.noColor != nil {
return *c.noColor
}
// if not return the global option, which is disabled by default
return NoColor
}
func boolPtr(v bool) *bool {
return &v
}
// Black is an convenient helper function to print with black foreground. A
// newline is appended to format by default.
func Black(format string, a ...interface{}) { printColor(format, FgBlack, a...) }
// Red is an convenient helper function to print with red foreground. A
// newline is appended to format by default.
func Red(format string, a ...interface{}) { printColor(format, FgRed, a...) }
// Green is an convenient helper function to print with green foreground. A
// newline is appended to format by default.
func Green(format string, a ...interface{}) { printColor(format, FgGreen, a...) }
// Yellow is an convenient helper function to print with yellow foreground.
// A newline is appended to format by default.
func Yellow(format string, a ...interface{}) { printColor(format, FgYellow, a...) }
// Blue is an convenient helper function to print with blue foreground. A
// newline is appended to format by default.
func Blue(format string, a ...interface{}) { printColor(format, FgBlue, a...) }
// Magenta is an convenient helper function to print with magenta foreground.
// A newline is appended to format by default.
func Magenta(format string, a ...interface{}) { printColor(format, FgMagenta, a...) }
// Cyan is an convenient helper function to print with cyan foreground. A
// newline is appended to format by default.
func Cyan(format string, a ...interface{}) { printColor(format, FgCyan, a...) }
// White is an convenient helper function to print with white foreground. A
// newline is appended to format by default.
func White(format string, a ...interface{}) { printColor(format, FgWhite, a...) }
func printColor(format string, p Attribute, a ...interface{}) {
if !strings.HasSuffix(format, "\n") {
format += "\n"
}
c := &Color{params: []Attribute{p}}
c.Printf(format, a...)
}
// BlackString is an convenient helper function to return a string with black
// foreground.
func BlackString(format string, a ...interface{}) string {
return New(FgBlack).SprintfFunc()(format, a...)
}
// RedString is an convenient helper function to return a string with red
// foreground.
func RedString(format string, a ...interface{}) string {
return New(FgRed).SprintfFunc()(format, a...)
}
// GreenString is an convenient helper function to return a string with green
// foreground.
func GreenString(format string, a ...interface{}) string {
return New(FgGreen).SprintfFunc()(format, a...)
}
// YellowString is an convenient helper function to return a string with yellow
// foreground.
func YellowString(format string, a ...interface{}) string {
return New(FgYellow).SprintfFunc()(format, a...)
}
// BlueString is an convenient helper function to return a string with blue
// foreground.
func BlueString(format string, a ...interface{}) string {
return New(FgBlue).SprintfFunc()(format, a...)
}
// MagentaString is an convenient helper function to return a string with magenta
// foreground.
func MagentaString(format string, a ...interface{}) string {
return New(FgMagenta).SprintfFunc()(format, a...)
}
// CyanString is an convenient helper function to return a string with cyan
// foreground.
func CyanString(format string, a ...interface{}) string {
return New(FgCyan).SprintfFunc()(format, a...)
}
// WhiteString is an convenient helper function to return a string with white
// foreground.
func WhiteString(format string, a ...interface{}) string {
return New(FgWhite).SprintfFunc()(format, a...)
}

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@ -1,176 +0,0 @@
package color
import (
"bytes"
"fmt"
"os"
"testing"
"github.com/shiena/ansicolor"
)
// Testing colors is kinda different. First we test for given colors and their
// escaped formatted results. Next we create some visual tests to be tested.
// Each visual test includes the color name to be compared.
func TestColor(t *testing.T) {
rb := new(bytes.Buffer)
Output = rb
testColors := []struct {
text string
code Attribute
}{
{text: "black", code: FgBlack},
{text: "red", code: FgRed},
{text: "green", code: FgGreen},
{text: "yellow", code: FgYellow},
{text: "blue", code: FgBlue},
{text: "magent", code: FgMagenta},
{text: "cyan", code: FgCyan},
{text: "white", code: FgWhite},
}
for _, c := range testColors {
New(c.code).Print(c.text)
line, _ := rb.ReadString('\n')
scannedLine := fmt.Sprintf("%q", line)
colored := fmt.Sprintf("\x1b[%dm%s\x1b[0m", c.code, c.text)
escapedForm := fmt.Sprintf("%q", colored)
fmt.Printf("%s\t: %s\n", c.text, line)
if scannedLine != escapedForm {
t.Errorf("Expecting %s, got '%s'\n", escapedForm, scannedLine)
}
}
}
func TestNoColor(t *testing.T) {
rb := new(bytes.Buffer)
Output = rb
testColors := []struct {
text string
code Attribute
}{
{text: "black", code: FgBlack},
{text: "red", code: FgRed},
{text: "green", code: FgGreen},
{text: "yellow", code: FgYellow},
{text: "blue", code: FgBlue},
{text: "magent", code: FgMagenta},
{text: "cyan", code: FgCyan},
{text: "white", code: FgWhite},
}
for _, c := range testColors {
p := New(c.code)
p.DisableColor()
p.Print(c.text)
line, _ := rb.ReadString('\n')
if line != c.text {
t.Errorf("Expecting %s, got '%s'\n", c.text, line)
}
}
// global check
NoColor = true
defer func() {
NoColor = false
}()
for _, c := range testColors {
p := New(c.code)
p.Print(c.text)
line, _ := rb.ReadString('\n')
if line != c.text {
t.Errorf("Expecting %s, got '%s'\n", c.text, line)
}
}
}
func TestColorVisual(t *testing.T) {
// First Visual Test
fmt.Println("")
Output = ansicolor.NewAnsiColorWriter(os.Stdout)
New(FgRed).Printf("red\t")
New(BgRed).Print(" ")
New(FgRed, Bold).Println(" red")
New(FgGreen).Printf("green\t")
New(BgGreen).Print(" ")
New(FgGreen, Bold).Println(" green")
New(FgYellow).Printf("yellow\t")
New(BgYellow).Print(" ")
New(FgYellow, Bold).Println(" yellow")
New(FgBlue).Printf("blue\t")
New(BgBlue).Print(" ")
New(FgBlue, Bold).Println(" blue")
New(FgMagenta).Printf("magenta\t")
New(BgMagenta).Print(" ")
New(FgMagenta, Bold).Println(" magenta")
New(FgCyan).Printf("cyan\t")
New(BgCyan).Print(" ")
New(FgCyan, Bold).Println(" cyan")
New(FgWhite).Printf("white\t")
New(BgWhite).Print(" ")
New(FgWhite, Bold).Println(" white")
fmt.Println("")
// Second Visual test
Black("black")
Red("red")
Green("green")
Yellow("yellow")
Blue("blue")
Magenta("magenta")
Cyan("cyan")
White("white")
// Third visual test
fmt.Println()
Set(FgBlue)
fmt.Println("is this blue?")
Unset()
Set(FgMagenta)
fmt.Println("and this magenta?")
Unset()
// Fourth Visual test
fmt.Println()
blue := New(FgBlue).PrintlnFunc()
blue("blue text with custom print func")
red := New(FgRed).PrintfFunc()
red("red text with a printf func: %d\n", 123)
put := New(FgYellow).SprintFunc()
warn := New(FgRed).SprintFunc()
fmt.Fprintf(Output, "this is a %s and this is %s.\n", put("warning"), warn("error"))
info := New(FgWhite, BgGreen).SprintFunc()
fmt.Fprintf(Output, "this %s rocks!\n", info("package"))
// Fifth Visual Test
fmt.Println()
fmt.Fprintln(Output, BlackString("black"))
fmt.Fprintln(Output, RedString("red"))
fmt.Fprintln(Output, GreenString("green"))
fmt.Fprintln(Output, YellowString("yellow"))
fmt.Fprintln(Output, BlueString("blue"))
fmt.Fprintln(Output, MagentaString("magenta"))
fmt.Fprintln(Output, CyanString("cyan"))
fmt.Fprintln(Output, WhiteString("white"))
}

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@ -1,114 +0,0 @@
/*
Package color is an ANSI color package to output colorized or SGR defined
output to the standard output. The API can be used in several way, pick one
that suits you.
Use simple and default helper functions with predefined foreground colors:
color.Cyan("Prints text in cyan.")
// a newline will be appended automatically
color.Blue("Prints %s in blue.", "text")
// More default foreground colors..
color.Red("We have red")
color.Yellow("Yellow color too!")
color.Magenta("And many others ..")
However there are times where custom color mixes are required. Below are some
examples to create custom color objects and use the print functions of each
separate color object.
// Create a new color object
c := color.New(color.FgCyan).Add(color.Underline)
c.Println("Prints cyan text with an underline.")
// Or just add them to New()
d := color.New(color.FgCyan, color.Bold)
d.Printf("This prints bold cyan %s\n", "too!.")
// Mix up foreground and background colors, create new mixes!
red := color.New(color.FgRed)
boldRed := red.Add(color.Bold)
boldRed.Println("This will print text in bold red.")
whiteBackground := red.Add(color.BgWhite)
whiteBackground.Println("Red text with White background.")
You can create PrintXxx functions to simplify even more:
// Create a custom print function for convenient
red := color.New(color.FgRed).PrintfFunc()
red("warning")
red("error: %s", err)
// Mix up multiple attributes
notice := color.New(color.Bold, color.FgGreen).PrintlnFunc()
notice("don't forget this...")
Or create SprintXxx functions to mix strings with other non-colorized strings:
yellow := New(FgYellow).SprintFunc()
red := New(FgRed).SprintFunc()
fmt.Printf("this is a %s and this is %s.\n", yellow("warning"), red("error"))
info := New(FgWhite, BgGreen).SprintFunc()
fmt.Printf("this %s rocks!\n", info("package"))
Windows support is enabled by default. All Print functions works as intended.
However only for color.SprintXXX functions, user should use fmt.FprintXXX and
set the output to color.Output:
fmt.Fprintf(color.Output, "Windows support: %s", color.GreenString("PASS"))
info := New(FgWhite, BgGreen).SprintFunc()
fmt.Fprintf(color.Output, "this %s rocks!\n", info("package"))
Using with existing code is possible. Just use the Set() method to set the
standard output to the given parameters. That way a rewrite of an existing
code is not required.
// Use handy standard colors.
color.Set(color.FgYellow)
fmt.Println("Existing text will be now in Yellow")
fmt.Printf("This one %s\n", "too")
color.Unset() // don't forget to unset
// You can mix up parameters
color.Set(color.FgMagenta, color.Bold)
defer color.Unset() // use it in your function
fmt.Println("All text will be now bold magenta.")
There might be a case where you want to disable color output (for example to
pipe the standard output of your app to somewhere else). `Color` has support to
disable colors both globally and for single color definition. For example
suppose you have a CLI app and a `--no-color` bool flag. You can easily disable
the color output with:
var flagNoColor = flag.Bool("no-color", false, "Disable color output")
if *flagNoColor {
color.NoColor = true // disables colorized output
}
It also has support for single color definitions (local). You can
disable/enable color output on the fly:
c := color.New(color.FgCyan)
c.Println("Prints cyan text")
c.DisableColor()
c.Println("This is printed without any color")
c.EnableColor()
c.Println("This prints again cyan...")
*/
package color

View file

@ -0,0 +1,42 @@
# go-colorable
Colorable writer for windows.
For example, most of logger packages doesn't show colors on windows. (I know we can do it with ansicon. But I don't want.)
This package is possible to handle escape sequence for ansi color on windows.
## Too Bad!
![](https://raw.githubusercontent.com/mattn/go-colorable/gh-pages/bad.png)
## So Good!
![](https://raw.githubusercontent.com/mattn/go-colorable/gh-pages/good.png)
## Usage
```go
logrus.SetOutput(colorable.NewColorableStdout())
logrus.Info("succeeded")
logrus.Warn("not correct")
logrus.Error("something error")
logrus.Fatal("panic")
```
You can compile above code on non-windows OSs.
## Installation
```
$ go get github.com/mattn/go-colorable
```
# License
MIT
# Author
Yasuhiro Matsumoto (a.k.a mattn)

View file

@ -0,0 +1,16 @@
// +build !windows
package colorable
import (
"io"
"os"
)
func NewColorableStdout() io.Writer {
return os.Stdout
}
func NewColorableStderr() io.Writer {
return os.Stderr
}

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@ -0,0 +1,594 @@
package colorable
import (
"bytes"
"fmt"
"io"
"os"
"strconv"
"strings"
"syscall"
"unsafe"
"github.com/mattn/go-isatty"
)
const (
foregroundBlue = 0x1
foregroundGreen = 0x2
foregroundRed = 0x4
foregroundIntensity = 0x8
foregroundMask = (foregroundRed | foregroundBlue | foregroundGreen | foregroundIntensity)
backgroundBlue = 0x10
backgroundGreen = 0x20
backgroundRed = 0x40
backgroundIntensity = 0x80
backgroundMask = (backgroundRed | backgroundBlue | backgroundGreen | backgroundIntensity)
)
type wchar uint16
type short int16
type dword uint32
type word uint16
type coord struct {
x short
y short
}
type smallRect struct {
left short
top short
right short
bottom short
}
type consoleScreenBufferInfo struct {
size coord
cursorPosition coord
attributes word
window smallRect
maximumWindowSize coord
}
var (
kernel32 = syscall.NewLazyDLL("kernel32.dll")
procGetConsoleScreenBufferInfo = kernel32.NewProc("GetConsoleScreenBufferInfo")
procSetConsoleTextAttribute = kernel32.NewProc("SetConsoleTextAttribute")
)
type Writer struct {
out io.Writer
handle syscall.Handle
lastbuf bytes.Buffer
oldattr word
}
func NewColorableStdout() io.Writer {
var csbi consoleScreenBufferInfo
out := os.Stdout
if !isatty.IsTerminal(out.Fd()) {
return out
}
handle := syscall.Handle(out.Fd())
procGetConsoleScreenBufferInfo.Call(uintptr(handle), uintptr(unsafe.Pointer(&csbi)))
return &Writer{out: out, handle: handle, oldattr: csbi.attributes}
}
func NewColorableStderr() io.Writer {
var csbi consoleScreenBufferInfo
out := os.Stderr
if !isatty.IsTerminal(out.Fd()) {
return out
}
handle := syscall.Handle(out.Fd())
procGetConsoleScreenBufferInfo.Call(uintptr(handle), uintptr(unsafe.Pointer(&csbi)))
return &Writer{out: out, handle: handle, oldattr: csbi.attributes}
}
var color256 = map[int]int{
0: 0x000000,
1: 0x800000,
2: 0x008000,
3: 0x808000,
4: 0x000080,
5: 0x800080,
6: 0x008080,
7: 0xc0c0c0,
8: 0x808080,
9: 0xff0000,
10: 0x00ff00,
11: 0xffff00,
12: 0x0000ff,
13: 0xff00ff,
14: 0x00ffff,
15: 0xffffff,
16: 0x000000,
17: 0x00005f,
18: 0x000087,
19: 0x0000af,
20: 0x0000d7,
21: 0x0000ff,
22: 0x005f00,
23: 0x005f5f,
24: 0x005f87,
25: 0x005faf,
26: 0x005fd7,
27: 0x005fff,
28: 0x008700,
29: 0x00875f,
30: 0x008787,
31: 0x0087af,
32: 0x0087d7,
33: 0x0087ff,
34: 0x00af00,
35: 0x00af5f,
36: 0x00af87,
37: 0x00afaf,
38: 0x00afd7,
39: 0x00afff,
40: 0x00d700,
41: 0x00d75f,
42: 0x00d787,
43: 0x00d7af,
44: 0x00d7d7,
45: 0x00d7ff,
46: 0x00ff00,
47: 0x00ff5f,
48: 0x00ff87,
49: 0x00ffaf,
50: 0x00ffd7,
51: 0x00ffff,
52: 0x5f0000,
53: 0x5f005f,
54: 0x5f0087,
55: 0x5f00af,
56: 0x5f00d7,
57: 0x5f00ff,
58: 0x5f5f00,
59: 0x5f5f5f,
60: 0x5f5f87,
61: 0x5f5faf,
62: 0x5f5fd7,
63: 0x5f5fff,
64: 0x5f8700,
65: 0x5f875f,
66: 0x5f8787,
67: 0x5f87af,
68: 0x5f87d7,
69: 0x5f87ff,
70: 0x5faf00,
71: 0x5faf5f,
72: 0x5faf87,
73: 0x5fafaf,
74: 0x5fafd7,
75: 0x5fafff,
76: 0x5fd700,
77: 0x5fd75f,
78: 0x5fd787,
79: 0x5fd7af,
80: 0x5fd7d7,
81: 0x5fd7ff,
82: 0x5fff00,
83: 0x5fff5f,
84: 0x5fff87,
85: 0x5fffaf,
86: 0x5fffd7,
87: 0x5fffff,
88: 0x870000,
89: 0x87005f,
90: 0x870087,
91: 0x8700af,
92: 0x8700d7,
93: 0x8700ff,
94: 0x875f00,
95: 0x875f5f,
96: 0x875f87,
97: 0x875faf,
98: 0x875fd7,
99: 0x875fff,
100: 0x878700,
101: 0x87875f,
102: 0x878787,
103: 0x8787af,
104: 0x8787d7,
105: 0x8787ff,
106: 0x87af00,
107: 0x87af5f,
108: 0x87af87,
109: 0x87afaf,
110: 0x87afd7,
111: 0x87afff,
112: 0x87d700,
113: 0x87d75f,
114: 0x87d787,
115: 0x87d7af,
116: 0x87d7d7,
117: 0x87d7ff,
118: 0x87ff00,
119: 0x87ff5f,
120: 0x87ff87,
121: 0x87ffaf,
122: 0x87ffd7,
123: 0x87ffff,
124: 0xaf0000,
125: 0xaf005f,
126: 0xaf0087,
127: 0xaf00af,
128: 0xaf00d7,
129: 0xaf00ff,
130: 0xaf5f00,
131: 0xaf5f5f,
132: 0xaf5f87,
133: 0xaf5faf,
134: 0xaf5fd7,
135: 0xaf5fff,
136: 0xaf8700,
137: 0xaf875f,
138: 0xaf8787,
139: 0xaf87af,
140: 0xaf87d7,
141: 0xaf87ff,
142: 0xafaf00,
143: 0xafaf5f,
144: 0xafaf87,
145: 0xafafaf,
146: 0xafafd7,
147: 0xafafff,
148: 0xafd700,
149: 0xafd75f,
150: 0xafd787,
151: 0xafd7af,
152: 0xafd7d7,
153: 0xafd7ff,
154: 0xafff00,
155: 0xafff5f,
156: 0xafff87,
157: 0xafffaf,
158: 0xafffd7,
159: 0xafffff,
160: 0xd70000,
161: 0xd7005f,
162: 0xd70087,
163: 0xd700af,
164: 0xd700d7,
165: 0xd700ff,
166: 0xd75f00,
167: 0xd75f5f,
168: 0xd75f87,
169: 0xd75faf,
170: 0xd75fd7,
171: 0xd75fff,
172: 0xd78700,
173: 0xd7875f,
174: 0xd78787,
175: 0xd787af,
176: 0xd787d7,
177: 0xd787ff,
178: 0xd7af00,
179: 0xd7af5f,
180: 0xd7af87,
181: 0xd7afaf,
182: 0xd7afd7,
183: 0xd7afff,
184: 0xd7d700,
185: 0xd7d75f,
186: 0xd7d787,
187: 0xd7d7af,
188: 0xd7d7d7,
189: 0xd7d7ff,
190: 0xd7ff00,
191: 0xd7ff5f,
192: 0xd7ff87,
193: 0xd7ffaf,
194: 0xd7ffd7,
195: 0xd7ffff,
196: 0xff0000,
197: 0xff005f,
198: 0xff0087,
199: 0xff00af,
200: 0xff00d7,
201: 0xff00ff,
202: 0xff5f00,
203: 0xff5f5f,
204: 0xff5f87,
205: 0xff5faf,
206: 0xff5fd7,
207: 0xff5fff,
208: 0xff8700,
209: 0xff875f,
210: 0xff8787,
211: 0xff87af,
212: 0xff87d7,
213: 0xff87ff,
214: 0xffaf00,
215: 0xffaf5f,
216: 0xffaf87,
217: 0xffafaf,
218: 0xffafd7,
219: 0xffafff,
220: 0xffd700,
221: 0xffd75f,
222: 0xffd787,
223: 0xffd7af,
224: 0xffd7d7,
225: 0xffd7ff,
226: 0xffff00,
227: 0xffff5f,
228: 0xffff87,
229: 0xffffaf,
230: 0xffffd7,
231: 0xffffff,
232: 0x080808,
233: 0x121212,
234: 0x1c1c1c,
235: 0x262626,
236: 0x303030,
237: 0x3a3a3a,
238: 0x444444,
239: 0x4e4e4e,
240: 0x585858,
241: 0x626262,
242: 0x6c6c6c,
243: 0x767676,
244: 0x808080,
245: 0x8a8a8a,
246: 0x949494,
247: 0x9e9e9e,
248: 0xa8a8a8,
249: 0xb2b2b2,
250: 0xbcbcbc,
251: 0xc6c6c6,
252: 0xd0d0d0,
253: 0xdadada,
254: 0xe4e4e4,
255: 0xeeeeee,
}
func (w *Writer) Write(data []byte) (n int, err error) {
var csbi consoleScreenBufferInfo
procGetConsoleScreenBufferInfo.Call(uintptr(w.handle), uintptr(unsafe.Pointer(&csbi)))
er := bytes.NewBuffer(data)
loop:
for {
r1, _, err := procGetConsoleScreenBufferInfo.Call(uintptr(w.handle), uintptr(unsafe.Pointer(&csbi)))
if r1 == 0 {
break loop
}
c1, _, err := er.ReadRune()
if err != nil {
break loop
}
if c1 != 0x1b {
fmt.Fprint(w.out, string(c1))
continue
}
c2, _, err := er.ReadRune()
if err != nil {
w.lastbuf.WriteRune(c1)
break loop
}
if c2 != 0x5b {
w.lastbuf.WriteRune(c1)
w.lastbuf.WriteRune(c2)
continue
}
var buf bytes.Buffer
var m rune
for {
c, _, err := er.ReadRune()
if err != nil {
w.lastbuf.WriteRune(c1)
w.lastbuf.WriteRune(c2)
w.lastbuf.Write(buf.Bytes())
break loop
}
if ('a' <= c && c <= 'z') || ('A' <= c && c <= 'Z') || c == '@' {
m = c
break
}
buf.Write([]byte(string(c)))
}
switch m {
case 'm':
attr := csbi.attributes
cs := buf.String()
if cs == "" {
procSetConsoleTextAttribute.Call(uintptr(w.handle), uintptr(w.oldattr))
continue
}
token := strings.Split(cs, ";")
for i, ns := range token {
if n, err = strconv.Atoi(ns); err == nil {
switch {
case n == 0 || n == 100:
attr = w.oldattr
case 1 <= n && n <= 5:
attr |= foregroundIntensity
case n == 7:
attr = ((attr & foregroundMask) << 4) | ((attr & backgroundMask) >> 4)
case 22 == n || n == 25 || n == 25:
attr |= foregroundIntensity
case n == 27:
attr = ((attr & foregroundMask) << 4) | ((attr & backgroundMask) >> 4)
case 30 <= n && n <= 37:
attr = (attr & backgroundMask)
if (n-30)&1 != 0 {
attr |= foregroundRed
}
if (n-30)&2 != 0 {
attr |= foregroundGreen
}
if (n-30)&4 != 0 {
attr |= foregroundBlue
}
case n == 38: // set foreground color.
if i < len(token)-2 && token[i+1] == "5" {
if n256, err := strconv.Atoi(token[i+2]); err == nil {
if n256foreAttr == nil {
n256setup()
}
attr &= backgroundMask
attr |= n256foreAttr[n256]
i += 2
}
} else {
attr = attr & (w.oldattr & backgroundMask)
}
case n == 39: // reset foreground color.
attr &= backgroundMask
attr |= w.oldattr & foregroundMask
case 40 <= n && n <= 47:
attr = (attr & foregroundMask)
if (n-40)&1 != 0 {
attr |= backgroundRed
}
if (n-40)&2 != 0 {
attr |= backgroundGreen
}
if (n-40)&4 != 0 {
attr |= backgroundBlue
}
case n == 48: // set background color.
if i < len(token)-2 && token[i+1] == "5" {
if n256, err := strconv.Atoi(token[i+2]); err == nil {
if n256backAttr == nil {
n256setup()
}
attr &= foregroundMask
attr |= n256backAttr[n256]
i += 2
}
} else {
attr = attr & (w.oldattr & foregroundMask)
}
case n == 49: // reset foreground color.
attr &= foregroundMask
attr |= w.oldattr & backgroundMask
}
procSetConsoleTextAttribute.Call(uintptr(w.handle), uintptr(attr))
}
}
}
}
return len(data) - w.lastbuf.Len(), nil
}
type consoleColor struct {
red bool
green bool
blue bool
intensity bool
}
func minmax3(a, b, c int) (min, max int) {
if a < b {
if b < c {
return a, c
} else if a < c {
return a, b
} else {
return c, b
}
} else {
if a < c {
return b, c
} else if b < c {
return b, a
} else {
return c, a
}
}
}
func toConsoleColor(rgb int) (c consoleColor) {
r, g, b := (rgb&0xFF0000)>>16, (rgb&0x00FF00)>>8, rgb&0x0000FF
min, max := minmax3(r, g, b)
a := (min + max) / 2
if r < 128 && g < 128 && b < 128 {
if r >= a {
c.red = true
}
if g >= a {
c.green = true
}
if b >= a {
c.blue = true
}
// non-intensed white is lighter than intensed black, so swap those.
if c.red && c.green && c.blue {
c.red, c.green, c.blue = false, false, false
c.intensity = true
}
} else {
if min < 128 {
min = 128
a = (min + max) / 2
}
if r >= a {
c.red = true
}
if g >= a {
c.green = true
}
if b >= a {
c.blue = true
}
c.intensity = true
// intensed black is darker than non-intensed white, so swap those.
if !c.red && !c.green && !c.blue {
c.red, c.green, c.blue = true, true, true
c.intensity = false
}
}
return c
}
func (c consoleColor) foregroundAttr() (attr word) {
if c.red {
attr |= foregroundRed
}
if c.green {
attr |= foregroundGreen
}
if c.blue {
attr |= foregroundBlue
}
if c.intensity {
attr |= foregroundIntensity
}
return
}
func (c consoleColor) backgroundAttr() (attr word) {
if c.red {
attr |= backgroundRed
}
if c.green {
attr |= backgroundGreen
}
if c.blue {
attr |= backgroundBlue
}
if c.intensity {
attr |= backgroundIntensity
}
return
}
var n256foreAttr []word
var n256backAttr []word
func n256setup() {
n256foreAttr = make([]word, 256)
n256backAttr = make([]word, 256)
for i, rgb := range color256 {
c := toConsoleColor(rgb)
n256foreAttr[i] = c.foregroundAttr()
n256backAttr[i] = c.backgroundAttr()
}
}

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@ -1,9 +0,0 @@
Copyright (c) Yasuhiro MATSUMOTO <mattn.jp@gmail.com>
MIT License (Expat)
Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

View file

@ -1,4 +1,4 @@
// +build darwin freebsd openbsd netbsd
// +build darwin freebsd
package isatty

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@ -1 +0,0 @@
Paul Borman <borman@google.com>

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@ -1,30 +0,0 @@
// Copyright 2014 Google Inc. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package uuid
import "errors"
func (u UUID) MarshalJSON() ([]byte, error) {
if len(u) == 0 {
return []byte(`""`), nil
}
return []byte(`"` + u.String() + `"`), nil
}
func (u *UUID) UnmarshalJSON(data []byte) error {
if len(data) == 0 || string(data) == `""` {
return nil
}
if len(data) < 2 || data[0] != '"' || data[len(data)-1] != '"' {
return errors.New("invalid UUID format")
}
data = data[1 : len(data)-1]
uu := Parse(string(data))
if uu == nil {
return errors.New("invalid UUID format")
}
*u = uu
return nil
}

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@ -1,32 +0,0 @@
// Copyright 2014 Google Inc. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package uuid
import (
"encoding/json"
"reflect"
"testing"
)
var testUUID = Parse("f47ac10b-58cc-0372-8567-0e02b2c3d479")
func TestJSON(t *testing.T) {
type S struct {
ID1 UUID
ID2 UUID
}
s1 := S{ID1: testUUID}
data, err := json.Marshal(&s1)
if err != nil {
t.Fatal(err)
}
var s2 S
if err := json.Unmarshal(data, &s2); err != nil {
t.Fatal(err)
}
if !reflect.DeepEqual(&s1, &s2) {
t.Errorf("got %#v, want %#v", s2, s1)
}
}

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@ -1,66 +0,0 @@
// Copyright 2014 Google Inc. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package uuid
import (
"flag"
"runtime"
"testing"
"time"
)
// This test is only run when --regressions is passed on the go test line.
var regressions = flag.Bool("regressions", false, "run uuid regression tests")
// TestClockSeqRace tests for a particular race condition of returning two
// identical Version1 UUIDs. The duration of 1 minute was chosen as the race
// condition, before being fixed, nearly always occured in under 30 seconds.
func TestClockSeqRace(t *testing.T) {
if !*regressions {
t.Skip("skipping regression tests")
}
duration := time.Minute
done := make(chan struct{})
defer close(done)
ch := make(chan UUID, 10000)
ncpu := runtime.NumCPU()
switch ncpu {
case 0, 1:
// We can't run the test effectively.
t.Skip("skipping race test, only one CPU detected")
return
default:
runtime.GOMAXPROCS(ncpu)
}
for i := 0; i < ncpu; i++ {
go func() {
for {
select {
case <-done:
return
case ch <- NewUUID():
}
}
}()
}
uuids := make(map[string]bool)
cnt := 0
start := time.Now()
for u := range ch {
s := u.String()
if uuids[s] {
t.Errorf("duplicate uuid after %d in %v: %s", cnt, time.Since(start), s)
return
}
uuids[s] = true
if time.Since(start) > duration {
return
}
cnt++
}
}

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@ -1,40 +0,0 @@
// Copyright 2015 Google Inc. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package uuid
import (
"errors"
"fmt"
)
// Scan implements sql.Scanner so UUIDs can be read from databases transparently
// Currently, database types that map to string and []byte are supported. Please
// consult database-specific driver documentation for matching types.
func (uuid *UUID) Scan(src interface{}) error {
switch src.(type) {
case string:
// see uuid.Parse for required string format
parsed := Parse(src.(string))
if parsed == nil {
return errors.New("Scan: invalid UUID format")
}
*uuid = parsed
case []byte:
// assumes a simple slice of bytes, just check validity and store
u := UUID(src.([]byte))
if u.Variant() == Invalid {
return errors.New("Scan: invalid UUID format")
}
*uuid = u
default:
return fmt.Errorf("Scan: unable to scan type %T into UUID", src)
}
return nil
}

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@ -1,53 +0,0 @@
// Copyright 2015 Google Inc. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package uuid
import (
"strings"
"testing"
)
func TestScan(t *testing.T) {
var stringTest string = "f47ac10b-58cc-0372-8567-0e02b2c3d479"
var byteTest []byte = Parse(stringTest)
var badTypeTest int = 6
var invalidTest string = "f47ac10b-58cc-0372-8567-0e02b2c3d4"
var invalidByteTest []byte = Parse(invalidTest)
var uuid UUID
err := (&uuid).Scan(stringTest)
if err != nil {
t.Fatal(err)
}
err = (&uuid).Scan(byteTest)
if err != nil {
t.Fatal(err)
}
err = (&uuid).Scan(badTypeTest)
if err == nil {
t.Error("int correctly parsed and shouldn't have")
}
if !strings.Contains(err.Error(), "unable to scan type") {
t.Error("attempting to parse an int returned an incorrect error message")
}
err = (&uuid).Scan(invalidTest)
if err == nil {
t.Error("invalid uuid was parsed without error")
}
if !strings.Contains(err.Error(), "invalid UUID") {
t.Error("attempting to parse an invalid UUID returned an incorrect error message")
}
err = (&uuid).Scan(invalidByteTest)
if err == nil {
t.Error("invalid byte uuid was parsed without error")
}
if !strings.Contains(err.Error(), "invalid UUID") {
t.Error("attempting to parse an invalid byte UUID returned an incorrect error message")
}
}

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@ -0,0 +1,144 @@
# globalconf
[![Build Status](https://travis-ci.org/rakyll/globalconf.png?branch=master)](https://travis-ci.org/rakyll/globalconf)
Effortlessly persist/retrieve flags of your Golang programs. If you need global configuration instead of requiring user always to set command line flags, you are looking at the right package. `globalconf` allows your users to not only provide flags, but config files and environment variables as well.
## Usage
~~~ go
import "github.com/rakyll/globalconf"
~~~
### Loading a config file
By default, globalconf provides you a config file under `~/.config/<yourappname>/config.ini`.
~~~ go
globalconf.New("appname") // loads from ~/.config/<appname>/config.ini
~~~
If you don't prefer the default location you can load from a specified path as well.
~~~ go
globalconf.NewWithOptions(&globalconf.Options{
Filename: "/path/to/config/file",
})
~~~
You may like to override configuration with env variables. See "Environment variables" header to see how to it works.
~~~ go
globalconf.NewWithOptions(&globalconf.Options{
Filename: "/path/to/config/file",
EnvPrefix: "APPCONF_",
})
~~~
### Parsing flag values
`globalconf` populates flags with data in the config file if they are not already set.
~~~ go
var (
flagName = flag.String("name", "", "Name of the person.")
flagAddress = flag.String("addr", "", "Address of the person.")
)
~~~
Assume the configuration file to be loaded contains the following lines.
name = Burcu
addr = Brandschenkestrasse 110, 8002
And your program is being started, `$ myapp -name=Jane`
~~~ go
conf, err := globalconf.New("myapp")
conf.ParseAll()
~~~
`*flagName` is going to be equal to `Jane`, whereas `*flagAddress` is `Brandschenkestrasse 110, 8002`, what is provided in the configuration file.
### Custom flag sets
Custom flagsets are supported, but required registration before parse is done. The default flagset `flag.CommandLine` is automatically registered.
~~~ go
globalconf.Register("termopts", termOptsFlagSet)
conf.ParseAll() // parses command line and all registered flag sets
~~~
Custom flagset values should be provided in their own segment. Getting back to the sample ini config file, termopts values will have their own segment.
name = Burcu
addr = Brandschenkestrasse 110, 8002
[termopts]
color = true
background = ff0000
### Environment variables
If an EnvPrefix is provided, environment variables will take precedence over values in the configuration file.
Set the `EnvPrefix` option when calling `globalconf.NewWithOptions`.
An `EnvPrefix` will only be used if it is a non-empty string.
Command line flags will override the environment variables.
~~~ go
opts := globalconf.Options{
EnvPrefix: "MYAPP_",
Filename: "/path/to/config",
}
conf, err := globalconf.NewWithOptions(&opts)
conf.ParseAll()
~~~
With environment variables:
APPCONF_NAME = Burcu
and configuration:
name = Jane
addr = Brandschenkestrasse 110, 8002
`name` will be set to "burcu" and `addr` will be set to "Brandschenkestrasse 110, 8002".
### Modifying stored flags
Modifications are persisted as long as you set a new flag and your GlobalConf
object was configured with a filename.
~~~ go
f := &flag.Flag{Name: "name", Value: val}
conf.Set("", f) // if you are modifying a command line flag
f := &flag.Flag{Name: "color", Value: val}
conf.Set("termopts", color) // if you are modifying a custom flag set flag
~~~
### Deleting stored flags
Like Set, Deletions are persisted as long as you delete a flag's value and your
GlobalConf object was configured with a filename.
~~~ go
conf.Delete("", "name") // removes command line flag "name"s value from config
conf.Delete("termopts", "color") // removes "color"s value from the custom flag set
~~~
## License
Copyright 2014 Google Inc. All Rights Reserved.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License. ![Analytics](https://ga-beacon.appspot.com/UA-46881978-1/globalconf?pixel)

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@ -0,0 +1,179 @@
package globalconf
import (
"flag"
"io/ioutil"
"os"
"os/user"
"path"
"strings"
ini "github.com/rakyll/goini"
)
const (
defaultConfigFileName = "config.ini"
)
var flags map[string]*flag.FlagSet = make(map[string]*flag.FlagSet)
// Represents a GlobalConf context.
type GlobalConf struct {
Filename string
EnvPrefix string
dict *ini.Dict
}
type Options struct {
Filename string
EnvPrefix string
}
// NewWithOptions creates a GlobalConf from the provided
// Options. The caller is responsible for creating any
// referenced config files.
func NewWithOptions(opts *Options) (g *GlobalConf, err error) {
Register("", flag.CommandLine)
var dict ini.Dict
if opts.Filename != "" {
dict, err = ini.Load(opts.Filename)
if err != nil {
return nil, err
}
} else {
dict = make(ini.Dict, 0)
}
return &GlobalConf{
Filename: opts.Filename,
EnvPrefix: opts.EnvPrefix,
dict: &dict,
}, nil
}
// Opens/creates a config file for the specified appName.
// The path to config file is ~/.config/appName/config.ini.
func New(appName string) (g *GlobalConf, err error) {
var u *user.User
if u, err = user.Current(); u == nil {
return
}
// Create config file's directory.
dirPath := path.Join(u.HomeDir, ".config", appName)
if err = os.MkdirAll(dirPath, 0755); err != nil {
return
}
// Touch a config file if it doesn't exit.
filePath := path.Join(dirPath, defaultConfigFileName)
if _, err = os.Stat(filePath); err != nil {
if !os.IsNotExist(err) {
return
}
// create file
if err = ioutil.WriteFile(filePath, []byte{}, 0644); err != nil {
return
}
}
opts := Options{Filename: filePath}
return NewWithOptions(&opts)
}
// Sets a flag's value and persists the changes to the disk.
func (g *GlobalConf) Set(flagSetName string, f *flag.Flag) error {
g.dict.SetString(flagSetName, f.Name, f.Value.String())
if g.Filename != "" {
return ini.Write(g.Filename, g.dict)
}
return nil
}
// Deletes a flag from config file and persists the changes
// to the disk.
func (g *GlobalConf) Delete(flagSetName, flagName string) error {
g.dict.Delete(flagSetName, flagName)
if g.Filename != "" {
return ini.Write(g.Filename, g.dict)
}
return nil
}
// Parses the config file for the provided flag set.
// If the flags are already set, values are overwritten
// by the values in the config file. Defaults are not set
// if the flag is not in the file.
func (g *GlobalConf) ParseSet(flagSetName string, set *flag.FlagSet) {
set.VisitAll(func(f *flag.Flag) {
val := getEnv(g.EnvPrefix, flagSetName, f.Name)
if val != "" {
set.Set(f.Name, val)
return
}
val, found := g.dict.GetString(flagSetName, f.Name)
if found {
set.Set(f.Name, val)
}
})
}
// Parses all the registered flag sets, including the command
// line set and sets values from the config file if they are
// not already set.
func (g *GlobalConf) Parse() {
for name, set := range flags {
alreadySet := make(map[string]bool)
set.Visit(func(f *flag.Flag) {
alreadySet[f.Name] = true
})
set.VisitAll(func(f *flag.Flag) {
// if not already set, set it from dict if exists
if alreadySet[f.Name] {
return
}
val := getEnv(g.EnvPrefix, name, f.Name)
if val != "" {
set.Set(f.Name, val)
return
}
val, found := g.dict.GetString(name, f.Name)
if found {
set.Set(f.Name, val)
}
})
}
}
// Parses command line flags and then, all of the registered
// flag sets with the values provided in the config file.
func (g *GlobalConf) ParseAll() {
if !flag.Parsed() {
flag.Parse()
}
g.Parse()
}
// Looks up variable in environment
func getEnv(envPrefix, flagSetName, flagName string) string {
// If we haven't set an EnvPrefix, don't lookup vals in the ENV
if envPrefix == "" {
return ""
}
// Append a _ to flagSetName if it exists.
if flagSetName != "" {
flagSetName += "_"
}
flagName = strings.Replace(flagName, ".", "_", -1)
flagName = strings.Replace(flagName, "-", "_", -1)
envKey := strings.ToUpper(envPrefix + flagSetName + flagName)
return os.Getenv(envKey)
}
// Registers a flag set to be parsed. Register all flag sets
// before calling this function. flag.CommandLine is automatically
// registered.
func Register(flagSetName string, set *flag.FlagSet) {
flags[flagSetName] = set
}

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@ -0,0 +1,267 @@
package globalconf
import (
"flag"
"io/ioutil"
"os"
"testing"
)
const envTestPrefix = "CONFTEST_"
func TestNewWithOptionsNoFilename(t *testing.T) {
opts := Options{EnvPrefix: envTestPrefix}
os.Setenv(envTestPrefix+"D", "EnvD")
flagD := flag.String("d", "default", "")
flagE := flag.Bool("e", true, "")
conf, err := NewWithOptions(&opts)
if err != nil {
t.Fatal(err)
}
conf.ParseAll()
if *flagD != "EnvD" {
t.Errorf("flagD found %v, expected 'EnvD'", *flagD)
}
if !*flagE {
t.Errorf("flagE found %v, expected true", *flagE)
}
}
func TestParse_Global(t *testing.T) {
resetForTesting("")
os.Setenv(envTestPrefix+"D", "EnvD")
os.Setenv(envTestPrefix+"E", "true")
os.Setenv(envTestPrefix+"F", "5.5")
flagA := flag.Bool("a", false, "")
flagB := flag.Float64("b", 0.0, "")
flagC := flag.String("c", "", "")
flagD := flag.String("d", "", "")
flagE := flag.Bool("e", false, "")
flagF := flag.Float64("f", 0.0, "")
parse(t, "./testdata/global.ini", envTestPrefix)
if !*flagA {
t.Errorf("flagA found %v, expected true", *flagA)
}
if *flagB != 5.6 {
t.Errorf("flagB found %v, expected 5.6", *flagB)
}
if *flagC != "Hello world" {
t.Errorf("flagC found %v, expected 'Hello world'", *flagC)
}
if *flagD != "EnvD" {
t.Errorf("flagD found %v, expected 'EnvD'", *flagD)
}
if !*flagE {
t.Errorf("flagE found %v, expected true", *flagE)
}
if *flagF != 5.5 {
t.Errorf("flagF found %v, expected 5.5", *flagF)
}
}
func TestParse_DashConversion(t *testing.T) {
resetForTesting("")
flagFooBar := flag.String("foo-bar", "", "")
os.Setenv("PREFIX_FOO_BAR", "baz")
opts := Options{EnvPrefix: "PREFIX_"}
conf, err := NewWithOptions(&opts)
if err != nil {
t.Fatal(err)
}
conf.ParseAll()
if *flagFooBar != "baz" {
t.Errorf("flagFooBar found %v, expected 5.5", *flagFooBar)
}
}
func TestParse_GlobalWithDottedFlagname(t *testing.T) {
resetForTesting("")
os.Setenv(envTestPrefix+"SOME_VALUE", "some-value")
flagSomeValue := flag.String("some.value", "", "")
parse(t, "./testdata/global.ini", envTestPrefix)
if *flagSomeValue != "some-value" {
t.Errorf("flagSomeValue found %v, some-value expected", *flagSomeValue)
}
}
func TestParse_GlobalOverwrite(t *testing.T) {
resetForTesting("-b=7.6")
flagB := flag.Float64("b", 0.0, "")
parse(t, "./testdata/global.ini", "")
if *flagB != 7.6 {
t.Errorf("flagB found %v, expected 7.6", *flagB)
}
}
func TestParse_Custom(t *testing.T) {
resetForTesting("")
os.Setenv(envTestPrefix+"CUSTOM_E", "Hello Env")
flagB := flag.Float64("b", 5.0, "")
name := "custom"
custom := flag.NewFlagSet(name, flag.ExitOnError)
flagD := custom.String("d", "dd", "")
flagE := custom.String("e", "ee", "")
Register(name, custom)
parse(t, "./testdata/custom.ini", envTestPrefix)
if *flagB != 5.0 {
t.Errorf("flagB found %v, expected 5.0", *flagB)
}
if *flagD != "Hello d" {
t.Errorf("flagD found %v, expected 'Hello d'", *flagD)
}
if *flagE != "Hello Env" {
t.Errorf("flagE found %v, expected 'Hello Env'", *flagE)
}
}
func TestParse_CustomOverwrite(t *testing.T) {
resetForTesting("-b=6")
flagB := flag.Float64("b", 5.0, "")
name := "custom"
custom := flag.NewFlagSet(name, flag.ExitOnError)
flagD := custom.String("d", "dd", "")
Register(name, custom)
parse(t, "./testdata/custom.ini", "")
if *flagB != 6.0 {
t.Errorf("flagB found %v, expected 6.0", *flagB)
}
if *flagD != "Hello d" {
t.Errorf("flagD found %v, expected 'Hello d'", *flagD)
}
}
func TestParse_GlobalAndCustom(t *testing.T) {
resetForTesting("")
flagA := flag.Bool("a", false, "")
flagB := flag.Float64("b", 0.0, "")
flagC := flag.String("c", "", "")
name := "custom"
custom := flag.NewFlagSet(name, flag.ExitOnError)
flagD := custom.String("d", "", "")
Register(name, custom)
parse(t, "./testdata/globalandcustom.ini", "")
if !*flagA {
t.Errorf("flagA found %v, expected true", *flagA)
}
if *flagB != 5.6 {
t.Errorf("flagB found %v, expected 5.6", *flagB)
}
if *flagC != "Hello world" {
t.Errorf("flagC found %v, expected 'Hello world'", *flagC)
}
if *flagD != "Hello d" {
t.Errorf("flagD found %v, expected 'Hello d'", *flagD)
}
}
func TestParse_GlobalAndCustomOverwrite(t *testing.T) {
resetForTesting("-a=true", "-b=5", "-c=Hello")
flagA := flag.Bool("a", false, "")
flagB := flag.Float64("b", 0.0, "")
flagC := flag.String("c", "", "")
name := "custom"
custom := flag.NewFlagSet(name, flag.ExitOnError)
flagD := custom.String("d", "", "")
Register(name, custom)
parse(t, "./testdata/globalandcustom.ini", "")
if !*flagA {
t.Errorf("flagA found %v, expected true", *flagA)
}
if *flagB != 5.0 {
t.Errorf("flagB found %v, expected 5.0", *flagB)
}
if *flagC != "Hello" {
t.Errorf("flagC found %v, expected 'Hello'", *flagC)
}
if *flagD != "Hello d" {
t.Errorf("flagD found %v, expected 'Hello d'", *flagD)
}
}
func TestSet(t *testing.T) {
resetForTesting()
file, _ := ioutil.TempFile("", "")
conf := parse(t, file.Name(), "")
conf.Set("", &flag.Flag{Name: "a", Value: newFlagValue("test")})
flagA := flag.String("a", "", "")
parse(t, file.Name(), "")
if *flagA != "test" {
t.Errorf("flagA found %v, expected 'test'", *flagA)
}
}
func TestDelete(t *testing.T) {
resetForTesting()
file, _ := ioutil.TempFile("", "")
conf := parse(t, file.Name(), "")
conf.Set("", &flag.Flag{Name: "a", Value: newFlagValue("test")})
conf.Delete("", "a")
flagA := flag.String("a", "", "")
parse(t, file.Name(), "")
if *flagA != "" {
t.Errorf("flagNewA found %v, expected ''", *flagA)
}
}
func parse(t *testing.T, filename, envPrefix string) *GlobalConf {
opts := Options{
Filename: filename,
EnvPrefix: envPrefix,
}
conf, err := NewWithOptions(&opts)
if err != nil {
t.Error(err)
}
conf.ParseAll()
return conf
}
// Resets os.Args and the default flag set.
func resetForTesting(args ...string) {
os.Clearenv()
os.Args = append([]string{"cmd"}, args...)
flag.CommandLine = flag.NewFlagSet(os.Args[0], flag.ExitOnError)
}
type flagValue struct {
str string
}
func (f *flagValue) String() string {
return f.str
}
func (f *flagValue) Set(value string) error {
f.str = value
return nil
}
func newFlagValue(val string) *flagValue {
return &flagValue{str: val}
}

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@ -0,0 +1,2 @@
[custom]
d = Hello d

View file

@ -0,0 +1,3 @@
a = true
b = 5.6
c = Hello world

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@ -0,0 +1,6 @@
a = true
b = 5.6
c = Hello world
[custom]
d = Hello d

View file

@ -0,0 +1,8 @@
.*.swp
*.[689]
[689].out
_obj
_test
_testmain.go

View file

@ -0,0 +1,7 @@
test:
go test
format:
gofmt -w *.go
.PHONY: format test

View file

View file

@ -0,0 +1,18 @@
#
# This is an example of ini file
#
[Pizza]
Ham = yes;
Mushrooms = TRUE;
Capres = 0;
Cheese = Non;
[Wine]
Grape = Cabernet Sauvignon;
Year = 1989;
Country = Spain;
Alcohol = 12.5;

241
Godeps/_workspace/src/github.com/rakyll/goini/ini.go generated vendored Normal file
View file

@ -0,0 +1,241 @@
package ini
import (
"bufio"
"bytes"
"fmt"
"io/ioutil"
"os"
"regexp"
"strconv"
"strings"
"unicode"
)
type Dict map[string]map[string]string
type Error string
var (
regDoubleQuote = regexp.MustCompile("^([^= \t]+)[ \t]*=[ \t]*\"([^\"]*)\"$")
regSingleQuote = regexp.MustCompile("^([^= \t]+)[ \t]*=[ \t]*'([^']*)'$")
regNoQuote = regexp.MustCompile("^([^= \t]+)[ \t]*=[ \t]*([^#;]+)")
regNoValue = regexp.MustCompile("^([^= \t]+)[ \t]*=[ \t]*([#;].*)?")
)
func Load(filename string) (dict Dict, err error) {
file, err := os.Open(filename)
if err != nil {
return nil, err
}
defer file.Close()
dict = make(map[string]map[string]string)
reader := bufio.NewReader(file)
lineno := 0
section := ""
dict[section] = make(map[string]string)
for err == nil {
l, _, err := reader.ReadLine()
if err != nil {
break
}
lineno++
if len(l) == 0 {
continue
}
line := strings.TrimFunc(string(l), unicode.IsSpace)
for line[len(line)-1] == '\\' {
line = line[:len(line)-1]
l, _, err := reader.ReadLine()
if err != nil {
return nil, err
}
line += strings.TrimFunc(string(l), unicode.IsSpace)
}
section, err = dict.parseLine(section, line)
if err != nil {
return nil, newError(
err.Error() + fmt.Sprintf("'%s:%d'.", filename, lineno))
}
}
return
}
func Write(filename string, dict *Dict) error {
buffer := dict.format()
return ioutil.WriteFile(filename, buffer.Bytes(), 0644)
}
func (e Error) Error() string {
return string(e)
}
func (dict Dict) parseLine(section, line string) (string, error) {
// commets
if line[0] == '#' || line[0] == ';' {
return section, nil
}
// section name
if line[0] == '[' && line[len(line)-1] == ']' {
section := strings.TrimFunc(line[1:len(line)-1], unicode.IsSpace)
section = strings.ToLower(section)
dict[section] = make(map[string]string)
return section, nil
}
// key = value
if m := regDoubleQuote.FindAllStringSubmatch(line, 1); m != nil {
dict.add(section, m[0][1], m[0][2])
return section, nil
} else if m = regSingleQuote.FindAllStringSubmatch(line, 1); m != nil {
dict.add(section, m[0][1], m[0][2])
return section, nil
} else if m = regNoQuote.FindAllStringSubmatch(line, 1); m != nil {
dict.add(section, m[0][1], strings.TrimFunc(m[0][2], unicode.IsSpace))
return section, nil
} else if m = regNoValue.FindAllStringSubmatch(line, 1); m != nil {
dict.add(section, m[0][1], "")
return section, nil
}
return section, newError("iniparser: syntax error at ")
}
func (dict Dict) add(section, key, value string) {
key = strings.ToLower(key)
dict[section][key] = value
}
func (dict Dict) GetBool(section, key string) (bool, bool) {
sec, ok := dict[section]
if !ok {
return false, false
}
value, ok := sec[key]
if !ok {
return false, false
}
v := value[0]
if v == 'y' || v == 'Y' || v == '1' || v == 't' || v == 'T' {
return true, true
}
if v == 'n' || v == 'N' || v == '0' || v == 'f' || v == 'F' {
return false, true
}
return false, false
}
func (dict Dict) SetBool(section, key string, value bool) {
dict.SetString(section, key, strconv.FormatBool(value))
}
func (dict Dict) GetString(section, key string) (string, bool) {
sec, ok := dict[section]
if !ok {
return "", false
}
value, ok := sec[key]
if !ok {
return "", false
}
return value, true
}
func (dict Dict) SetString(section, key, value string) {
_, ok := dict[section]
if !ok {
dict[section] = make(map[string]string)
}
dict[section][key] = value
}
func (dict Dict) GetInt(section, key string) (int, bool) {
sec, ok := dict[section]
if !ok {
return 0, false
}
value, ok := sec[key]
if !ok {
return 0, false
}
i, err := strconv.Atoi(value)
if err != nil {
return 0, false
}
return i, true
}
func (dict Dict) SetInt(section, key string, value int) {
dict.SetString(section, key, strconv.FormatInt(int64(value), 10))
}
func (dict Dict) GetDouble(section, key string) (float64, bool) {
sec, ok := dict[section]
if !ok {
return 0, false
}
value, ok := sec[key]
if !ok {
return 0, false
}
d, err := strconv.ParseFloat(value, 64)
if err != nil {
return 0, false
}
return d, true
}
func (dict Dict) SetDouble(section, key string, value float64) {
dict.SetString(section, key, strconv.FormatFloat(value, 'f', -1, 64))
}
func (dict Dict) Delete(section, key string) {
_, ok := dict[section]
if !ok {
return
}
delete(dict[section], key)
// If there are no items left in the section,
// delete the section.
if len(dict[section]) == 0 {
delete(dict, section)
}
}
func (dict Dict) GetSections() []string {
size := len(dict)
sections := make([]string, size)
i := 0
for section, _ := range dict {
sections[i] = section
i++
}
return sections
}
func (dict Dict) String() string {
return (*dict.format()).String()
}
func (dict Dict) format() *bytes.Buffer {
var buffer bytes.Buffer
for section, vals := range dict {
if section != "" {
buffer.WriteString(fmt.Sprintf("[%s]\n", section))
}
for key, val := range vals {
buffer.WriteString(fmt.Sprintf("%s = %s\n", key, val))
}
buffer.WriteString("\n")
}
return &buffer
}
func newError(message string) (e error) {
return Error(message)
}

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@ -0,0 +1,169 @@
package ini
import (
"io/ioutil"
"testing"
)
const (
exampleStr = `key1 = true
[section1]
key1 = value2
key2 = 5
key3 = 1.3
[section2]
key1 = 5
`
)
var (
dict Dict
err error
)
func init() {
dict, err = Load("example.ini")
}
func TestLoad(t *testing.T) {
if err != nil {
t.Error("Example: load error:", err)
}
}
func TestWrite(t *testing.T) {
d, err := Load("empty.ini")
if err != nil {
t.Error("Example: load error:", err)
}
d.SetString("", "key", "value")
tempFile, err := ioutil.TempFile("", "")
if err != nil {
t.Error("Write: Couldn't create temp file.", err)
}
err = Write(tempFile.Name(), &d)
if err != nil {
t.Error("Write: Couldn't write to temp config file.", err)
}
contents, err := ioutil.ReadFile(tempFile.Name())
if err != nil {
t.Error("Write: Couldn't read from the temp config file.", err)
}
if string(contents) != "key = value\n\n" {
t.Error("Write: Contents of the config file doesn't match the expected.")
}
}
func TestGetBool(t *testing.T) {
b, found := dict.GetBool("pizza", "ham")
if !found || !b {
t.Error("Example: parse error for key ham of section pizza.")
}
b, found = dict.GetBool("pizza", "mushrooms")
if !found || !b {
t.Error("Example: parse error for key mushrooms of section pizza.")
}
b, found = dict.GetBool("pizza", "capres")
if !found || b {
t.Error("Example: parse error for key capres of section pizza.")
}
b, found = dict.GetBool("pizza", "cheese")
if !found || b {
t.Error("Example: parse error for key cheese of section pizza.")
}
}
func TestGetStringIntAndDouble(t *testing.T) {
str, found := dict.GetString("wine", "grape")
if !found || str != "Cabernet Sauvignon" {
t.Error("Example: parse error for key grape of section wine.")
}
i, found := dict.GetInt("wine", "year")
if !found || i != 1989 {
t.Error("Example: parse error for key year of section wine.")
}
str, found = dict.GetString("wine", "country")
if !found || str != "Spain" {
t.Error("Example: parse error for key grape of section wine.")
}
d, found := dict.GetDouble("wine", "alcohol")
if !found || d != 12.5 {
t.Error("Example: parse error for key grape of section wine.")
}
}
func TestSetBoolAndStringAndIntAndDouble(t *testing.T) {
dict.SetBool("pizza", "ham", false)
b, found := dict.GetBool("pizza", "ham")
if !found || b {
t.Error("Example: bool set error for key ham of section pizza.")
}
dict.SetString("pizza", "ham", "no")
n, found := dict.GetString("pizza", "ham")
if !found || n != "no" {
t.Error("Example: string set error for key ham of section pizza.")
}
dict.SetInt("wine", "year", 1978)
i, found := dict.GetInt("wine", "year")
if !found || i != 1978 {
t.Error("Example: int set error for key year of section wine.")
}
dict.SetDouble("wine", "not-exists", 5.6)
d, found := dict.GetDouble("wine", "not-exists")
if !found || d != 5.6 {
t.Error("Example: float set error for not existing key for wine.")
}
}
func TestDelete(t *testing.T) {
d, err := Load("empty.ini")
if err != nil {
t.Error("Example: load error:", err)
}
d.SetString("pizza", "ham", "yes")
d.Delete("pizza", "ham")
_, found := d.GetString("pizza", "ham")
if found {
t.Error("Example: delete error for key ham of section pizza.")
}
if len(d.GetSections()) > 1 {
t.Error("Only a single section should exist after deletion.")
}
}
func TestGetNotExist(t *testing.T) {
_, found := dict.GetString("not", "exist")
if found {
t.Error("There is no key exist of section not.")
}
}
func TestGetSections(t *testing.T) {
sections := dict.GetSections()
if len(sections) != 3 {
t.Error("The number of sections is wrong:", len(sections))
}
for _, section := range sections {
if section != "" && section != "pizza" && section != "wine" {
t.Errorf("Section '%s' should not be exist.", section)
}
}
}
func TestString(t *testing.T) {
d, err := Load("empty.ini")
if err != nil {
t.Error("Example: load error:", err)
}
d.SetBool("", "key1", true)
d.SetString("section1", "key1", "value2")
d.SetInt("section1", "key2", 5)
d.SetDouble("section1", "key3", 1.3)
d.SetDouble("section2", "key1", 5.0)
if d.String() != exampleStr {
t.Errorf("Dict cannot be stringified as expected.")
}
}

View file

@ -1,27 +0,0 @@
# Created by http://www.gitignore.io
### Go ###
# Compiled Object files, Static and Dynamic libs (Shared Objects)
*.o
*.a
*.so
# Folders
_obj
_test
# Architecture specific extensions/prefixes
*.[568vq]
[568vq].out
*.cgo1.go
*.cgo2.c
_cgo_defun.c
_cgo_gotypes.go
_cgo_export.*
_testmain.go
*.exe
*.test

View file

@ -1,21 +0,0 @@
The MIT License (MIT)
Copyright (c) [2014] [shiena]
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.

View file

@ -1,100 +0,0 @@
[![GoDoc](https://godoc.org/github.com/shiena/ansicolor?status.svg)](https://godoc.org/github.com/shiena/ansicolor)
# ansicolor
Ansicolor library provides color console in Windows as ANSICON for Golang.
## Features
|Escape sequence|Text attributes|
|---------------|----|
|\x1b[0m|All attributes off(color at startup)|
|\x1b[1m|Bold on(enable foreground intensity)|
|\x1b[4m|Underline on|
|\x1b[5m|Blink on(enable background intensity)|
|\x1b[21m|Bold off(disable foreground intensity)|
|\x1b[24m|Underline off|
|\x1b[25m|Blink off(disable background intensity)|
|Escape sequence|Foreground colors|
|---------------|----|
|\x1b[30m|Black|
|\x1b[31m|Red|
|\x1b[32m|Green|
|\x1b[33m|Yellow|
|\x1b[34m|Blue|
|\x1b[35m|Magenta|
|\x1b[36m|Cyan|
|\x1b[37m|White|
|\x1b[39m|Default(foreground color at startup)|
|\x1b[90m|Light Gray|
|\x1b[91m|Light Red|
|\x1b[92m|Light Green|
|\x1b[93m|Light Yellow|
|\x1b[94m|Light Blue|
|\x1b[95m|Light Magenta|
|\x1b[96m|Light Cyan|
|\x1b[97m|Light White|
|Escape sequence|Background colors|
|---------------|----|
|\x1b[40m|Black|
|\x1b[41m|Red|
|\x1b[42m|Green|
|\x1b[43m|Yellow|
|\x1b[44m|Blue|
|\x1b[45m|Magenta|
|\x1b[46m|Cyan|
|\x1b[47m|White|
|\x1b[49m|Default(background color at startup)|
|\x1b[100m|Light Gray|
|\x1b[101m|Light Red|
|\x1b[102m|Light Green|
|\x1b[103m|Light Yellow|
|\x1b[104m|Light Blue|
|\x1b[105m|Light Magenta|
|\x1b[106m|Light Cyan|
|\x1b[107m|Light White|
## Example
```go
package main
import (
"fmt"
"os"
"github.com/shiena/ansicolor"
)
func main() {
w := ansicolor.NewAnsiColorWriter(os.Stdout)
text := "%sforeground %sbold%s %sbackground%s\n"
fmt.Fprintf(w, text, "\x1b[31m", "\x1b[1m", "\x1b[21m", "\x1b[41;32m", "\x1b[0m")
fmt.Fprintf(w, text, "\x1b[32m", "\x1b[1m", "\x1b[21m", "\x1b[42;31m", "\x1b[0m")
fmt.Fprintf(w, text, "\x1b[33m", "\x1b[1m", "\x1b[21m", "\x1b[43;34m", "\x1b[0m")
fmt.Fprintf(w, text, "\x1b[34m", "\x1b[1m", "\x1b[21m", "\x1b[44;33m", "\x1b[0m")
fmt.Fprintf(w, text, "\x1b[35m", "\x1b[1m", "\x1b[21m", "\x1b[45;36m", "\x1b[0m")
fmt.Fprintf(w, text, "\x1b[36m", "\x1b[1m", "\x1b[21m", "\x1b[46;35m", "\x1b[0m")
fmt.Fprintf(w, text, "\x1b[37m", "\x1b[1m", "\x1b[21m", "\x1b[47;30m", "\x1b[0m")
}
```
![screenshot](https://gist.githubusercontent.com/shiena/a1bada24b525314a7d5e/raw/c763aa7cda6e4fefaccf831e2617adc40b6151c7/main.png)
## See also:
- https://github.com/daviddengcn/go-colortext
- https://github.com/adoxa/ansicon
- https://github.com/aslakhellesoy/wac
- https://github.com/wsxiaoys/terminal
## Contributing
1. Fork it
2. Create your feature branch (`git checkout -b my-new-feature`)
3. Commit your changes (`git commit -am 'Add some feature'`)
4. Push to the branch (`git push origin my-new-feature`)
5. Create new Pull Request

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@ -1,20 +0,0 @@
// Copyright 2014 shiena Authors. All rights reserved.
// Use of this source code is governed by a MIT-style
// license that can be found in the LICENSE file.
// Package ansicolor provides color console in Windows as ANSICON.
package ansicolor
import "io"
// NewAnsiColorWriter creates and initializes a new ansiColorWriter
// using io.Writer w as its initial contents.
// In the console of Windows, which change the foreground and background
// colors of the text by the escape sequence.
// In the console of other systems, which writes to w all text.
func NewAnsiColorWriter(w io.Writer) io.Writer {
if _, ok := w.(*ansiColorWriter); !ok {
return &ansiColorWriter{w: w}
}
return w
}

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@ -1,27 +0,0 @@
// Copyright 2014 shiena Authors. All rights reserved.
// Use of this source code is governed by a MIT-style
// license that can be found in the LICENSE file.
/*
The ansicolor command colors a console text by ANSI escape sequence like wac.
$ go get github.com/shiena/ansicolor/ansicolor
See also:
https://github.com/aslakhellesoy/wac
*/
package main
import (
"io"
"os"
"github.com/shiena/ansicolor"
)
func main() {
w := ansicolor.NewAnsiColorWriter(os.Stdout)
io.Copy(w, os.Stdin)
}

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@ -1,17 +0,0 @@
// Copyright 2014 shiena Authors. All rights reserved.
// Use of this source code is governed by a MIT-style
// license that can be found in the LICENSE file.
// +build !windows
package ansicolor
import "io"
type ansiColorWriter struct {
w io.Writer
}
func (cw *ansiColorWriter) Write(p []byte) (int, error) {
return cw.w.Write(p)
}

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@ -1,25 +0,0 @@
package ansicolor_test
import (
"bytes"
"testing"
"github.com/shiena/ansicolor"
)
func TestNewAnsiColor1(t *testing.T) {
inner := bytes.NewBufferString("")
w := ansicolor.NewAnsiColorWriter(inner)
if w == inner {
t.Errorf("Get %#v, want %#v", w, inner)
}
}
func TestNewAnsiColor2(t *testing.T) {
inner := bytes.NewBufferString("")
w1 := ansicolor.NewAnsiColorWriter(inner)
w2 := ansicolor.NewAnsiColorWriter(w1)
if w1 != w2 {
t.Errorf("Get %#v, want %#v", w1, w2)
}
}

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@ -1,351 +0,0 @@
// Copyright 2014 shiena Authors. All rights reserved.
// Use of this source code is governed by a MIT-style
// license that can be found in the LICENSE file.
// +build windows
package ansicolor
import (
"bytes"
"io"
"strings"
"syscall"
"unsafe"
)
type csiState int
const (
outsideCsiCode csiState = iota
firstCsiCode
secondCsiCode
)
type ansiColorWriter struct {
w io.Writer
state csiState
paramBuf bytes.Buffer
}
const (
firstCsiChar byte = '\x1b'
secondeCsiChar byte = '['
separatorChar byte = ';'
sgrCode byte = 'm'
)
const (
foregroundBlue = uint16(0x0001)
foregroundGreen = uint16(0x0002)
foregroundRed = uint16(0x0004)
foregroundIntensity = uint16(0x0008)
backgroundBlue = uint16(0x0010)
backgroundGreen = uint16(0x0020)
backgroundRed = uint16(0x0040)
backgroundIntensity = uint16(0x0080)
underscore = uint16(0x8000)
foregroundMask = foregroundBlue | foregroundGreen | foregroundRed | foregroundIntensity
backgroundMask = backgroundBlue | backgroundGreen | backgroundRed | backgroundIntensity
)
const (
ansiReset = "0"
ansiIntensityOn = "1"
ansiIntensityOff = "21"
ansiUnderlineOn = "4"
ansiUnderlineOff = "24"
ansiBlinkOn = "5"
ansiBlinkOff = "25"
ansiForegroundBlack = "30"
ansiForegroundRed = "31"
ansiForegroundGreen = "32"
ansiForegroundYellow = "33"
ansiForegroundBlue = "34"
ansiForegroundMagenta = "35"
ansiForegroundCyan = "36"
ansiForegroundWhite = "37"
ansiForegroundDefault = "39"
ansiBackgroundBlack = "40"
ansiBackgroundRed = "41"
ansiBackgroundGreen = "42"
ansiBackgroundYellow = "43"
ansiBackgroundBlue = "44"
ansiBackgroundMagenta = "45"
ansiBackgroundCyan = "46"
ansiBackgroundWhite = "47"
ansiBackgroundDefault = "49"
ansiLightForegroundGray = "90"
ansiLightForegroundRed = "91"
ansiLightForegroundGreen = "92"
ansiLightForegroundYellow = "93"
ansiLightForegroundBlue = "94"
ansiLightForegroundMagenta = "95"
ansiLightForegroundCyan = "96"
ansiLightForegroundWhite = "97"
ansiLightBackgroundGray = "100"
ansiLightBackgroundRed = "101"
ansiLightBackgroundGreen = "102"
ansiLightBackgroundYellow = "103"
ansiLightBackgroundBlue = "104"
ansiLightBackgroundMagenta = "105"
ansiLightBackgroundCyan = "106"
ansiLightBackgroundWhite = "107"
)
type drawType int
const (
foreground drawType = iota
background
)
type winColor struct {
code uint16
drawType drawType
}
var colorMap = map[string]winColor{
ansiForegroundBlack: {0, foreground},
ansiForegroundRed: {foregroundRed, foreground},
ansiForegroundGreen: {foregroundGreen, foreground},
ansiForegroundYellow: {foregroundRed | foregroundGreen, foreground},
ansiForegroundBlue: {foregroundBlue, foreground},
ansiForegroundMagenta: {foregroundRed | foregroundBlue, foreground},
ansiForegroundCyan: {foregroundGreen | foregroundBlue, foreground},
ansiForegroundWhite: {foregroundRed | foregroundGreen | foregroundBlue, foreground},
ansiForegroundDefault: {foregroundRed | foregroundGreen | foregroundBlue, foreground},
ansiBackgroundBlack: {0, background},
ansiBackgroundRed: {backgroundRed, background},
ansiBackgroundGreen: {backgroundGreen, background},
ansiBackgroundYellow: {backgroundRed | backgroundGreen, background},
ansiBackgroundBlue: {backgroundBlue, background},
ansiBackgroundMagenta: {backgroundRed | backgroundBlue, background},
ansiBackgroundCyan: {backgroundGreen | backgroundBlue, background},
ansiBackgroundWhite: {backgroundRed | backgroundGreen | backgroundBlue, background},
ansiBackgroundDefault: {0, background},
ansiLightForegroundGray: {foregroundIntensity, foreground},
ansiLightForegroundRed: {foregroundIntensity | foregroundRed, foreground},
ansiLightForegroundGreen: {foregroundIntensity | foregroundGreen, foreground},
ansiLightForegroundYellow: {foregroundIntensity | foregroundRed | foregroundGreen, foreground},
ansiLightForegroundBlue: {foregroundIntensity | foregroundBlue, foreground},
ansiLightForegroundMagenta: {foregroundIntensity | foregroundRed | foregroundBlue, foreground},
ansiLightForegroundCyan: {foregroundIntensity | foregroundGreen | foregroundBlue, foreground},
ansiLightForegroundWhite: {foregroundIntensity | foregroundRed | foregroundGreen | foregroundBlue, foreground},
ansiLightBackgroundGray: {backgroundIntensity, background},
ansiLightBackgroundRed: {backgroundIntensity | backgroundRed, background},
ansiLightBackgroundGreen: {backgroundIntensity | backgroundGreen, background},
ansiLightBackgroundYellow: {backgroundIntensity | backgroundRed | backgroundGreen, background},
ansiLightBackgroundBlue: {backgroundIntensity | backgroundBlue, background},
ansiLightBackgroundMagenta: {backgroundIntensity | backgroundRed | backgroundBlue, background},
ansiLightBackgroundCyan: {backgroundIntensity | backgroundGreen | backgroundBlue, background},
ansiLightBackgroundWhite: {backgroundIntensity | backgroundRed | backgroundGreen | backgroundBlue, background},
}
var (
kernel32 = syscall.NewLazyDLL("kernel32.dll")
procSetConsoleTextAttribute = kernel32.NewProc("SetConsoleTextAttribute")
procGetConsoleScreenBufferInfo = kernel32.NewProc("GetConsoleScreenBufferInfo")
defaultAttr *textAttributes
)
func init() {
screenInfo := getConsoleScreenBufferInfo(uintptr(syscall.Stdout))
if screenInfo != nil {
colorMap[ansiForegroundDefault] = winColor{
screenInfo.WAttributes & (foregroundRed | foregroundGreen | foregroundBlue),
foreground,
}
colorMap[ansiBackgroundDefault] = winColor{
screenInfo.WAttributes & (backgroundRed | backgroundGreen | backgroundBlue),
background,
}
defaultAttr = convertTextAttr(screenInfo.WAttributes)
}
}
type coord struct {
X, Y int16
}
type smallRect struct {
Left, Top, Right, Bottom int16
}
type consoleScreenBufferInfo struct {
DwSize coord
DwCursorPosition coord
WAttributes uint16
SrWindow smallRect
DwMaximumWindowSize coord
}
func getConsoleScreenBufferInfo(hConsoleOutput uintptr) *consoleScreenBufferInfo {
var csbi consoleScreenBufferInfo
ret, _, _ := procGetConsoleScreenBufferInfo.Call(
hConsoleOutput,
uintptr(unsafe.Pointer(&csbi)))
if ret == 0 {
return nil
}
return &csbi
}
func setConsoleTextAttribute(hConsoleOutput uintptr, wAttributes uint16) bool {
ret, _, _ := procSetConsoleTextAttribute.Call(
hConsoleOutput,
uintptr(wAttributes))
return ret != 0
}
type textAttributes struct {
foregroundColor uint16
backgroundColor uint16
foregroundIntensity uint16
backgroundIntensity uint16
underscore uint16
otherAttributes uint16
}
func convertTextAttr(winAttr uint16) *textAttributes {
fgColor := winAttr & (foregroundRed | foregroundGreen | foregroundBlue)
bgColor := winAttr & (backgroundRed | backgroundGreen | backgroundBlue)
fgIntensity := winAttr & foregroundIntensity
bgIntensity := winAttr & backgroundIntensity
underline := winAttr & underscore
otherAttributes := winAttr &^ (foregroundMask | backgroundMask | underscore)
return &textAttributes{fgColor, bgColor, fgIntensity, bgIntensity, underline, otherAttributes}
}
func convertWinAttr(textAttr *textAttributes) uint16 {
var winAttr uint16 = 0
winAttr |= textAttr.foregroundColor
winAttr |= textAttr.backgroundColor
winAttr |= textAttr.foregroundIntensity
winAttr |= textAttr.backgroundIntensity
winAttr |= textAttr.underscore
winAttr |= textAttr.otherAttributes
return winAttr
}
func changeColor(param []byte) {
if defaultAttr == nil {
return
}
screenInfo := getConsoleScreenBufferInfo(uintptr(syscall.Stdout))
if screenInfo == nil {
return
}
winAttr := convertTextAttr(screenInfo.WAttributes)
strParam := string(param)
if len(strParam) <= 0 {
strParam = "0"
}
csiParam := strings.Split(strParam, string(separatorChar))
for _, p := range csiParam {
c, ok := colorMap[p]
switch {
case !ok:
switch p {
case ansiReset:
winAttr.foregroundColor = defaultAttr.foregroundColor
winAttr.backgroundColor = defaultAttr.backgroundColor
winAttr.foregroundIntensity = defaultAttr.foregroundIntensity
winAttr.backgroundIntensity = defaultAttr.backgroundIntensity
winAttr.underscore = 0
winAttr.otherAttributes = 0
case ansiIntensityOn:
winAttr.foregroundIntensity = foregroundIntensity
case ansiIntensityOff:
winAttr.foregroundIntensity = 0
case ansiUnderlineOn:
winAttr.underscore = underscore
case ansiUnderlineOff:
winAttr.underscore = 0
case ansiBlinkOn:
winAttr.backgroundIntensity = backgroundIntensity
case ansiBlinkOff:
winAttr.backgroundIntensity = 0
default:
// unknown code
}
case c.drawType == foreground:
winAttr.foregroundColor = c.code
case c.drawType == background:
winAttr.backgroundColor = c.code
}
}
winTextAttribute := convertWinAttr(winAttr)
setConsoleTextAttribute(uintptr(syscall.Stdout), winTextAttribute)
}
func parseEscapeSequence(command byte, param []byte) {
switch command {
case sgrCode:
changeColor(param)
}
}
func isParameterChar(b byte) bool {
return ('0' <= b && b <= '9') || b == separatorChar
}
func (cw *ansiColorWriter) Write(p []byte) (int, error) {
r, nw, nc, first, last := 0, 0, 0, 0, 0
var err error
for i, ch := range p {
switch cw.state {
case outsideCsiCode:
if ch == firstCsiChar {
nc++
cw.state = firstCsiCode
}
case firstCsiCode:
switch ch {
case firstCsiChar:
nc++
break
case secondeCsiChar:
nc++
cw.state = secondCsiCode
last = i - 1
default:
cw.state = outsideCsiCode
}
case secondCsiCode:
nc++
if isParameterChar(ch) {
cw.paramBuf.WriteByte(ch)
} else {
nw, err = cw.w.Write(p[first:last])
r += nw
if err != nil {
return r, err
}
first = i + 1
param := cw.paramBuf.Bytes()
cw.paramBuf.Reset()
parseEscapeSequence(ch, param)
cw.state = outsideCsiCode
}
default:
cw.state = outsideCsiCode
}
}
if cw.state == outsideCsiCode {
nw, err = cw.w.Write(p[first:len(p)])
}
return r + nw + nc, err
}

View file

@ -1,236 +0,0 @@
// Copyright 2014 shiena Authors. All rights reserved.
// Use of this source code is governed by a MIT-style
// license that can be found in the LICENSE file.
// +build windows
package ansicolor_test
import (
"bytes"
"fmt"
"syscall"
"testing"
"github.com/shiena/ansicolor"
. "github.com/shiena/ansicolor"
)
func TestWritePlanText(t *testing.T) {
inner := bytes.NewBufferString("")
w := ansicolor.NewAnsiColorWriter(inner)
expected := "plain text"
fmt.Fprintf(w, expected)
actual := inner.String()
if actual != expected {
t.Errorf("Get %s, want %s", actual, expected)
}
}
func TestWriteParseText(t *testing.T) {
inner := bytes.NewBufferString("")
w := ansicolor.NewAnsiColorWriter(inner)
inputTail := "\x1b[0mtail text"
expectedTail := "tail text"
fmt.Fprintf(w, inputTail)
actualTail := inner.String()
inner.Reset()
if actualTail != expectedTail {
t.Errorf("Get %s, want %s", actualTail, expectedTail)
}
inputHead := "head text\x1b[0m"
expectedHead := "head text"
fmt.Fprintf(w, inputHead)
actualHead := inner.String()
inner.Reset()
if actualHead != expectedHead {
t.Errorf("Get %s, want %s", actualHead, expectedHead)
}
inputBothEnds := "both ends \x1b[0m text"
expectedBothEnds := "both ends text"
fmt.Fprintf(w, inputBothEnds)
actualBothEnds := inner.String()
inner.Reset()
if actualBothEnds != expectedBothEnds {
t.Errorf("Get %s, want %s", actualBothEnds, expectedBothEnds)
}
inputManyEsc := "\x1b\x1b\x1b\x1b[0m many esc"
expectedManyEsc := "\x1b\x1b\x1b many esc"
fmt.Fprintf(w, inputManyEsc)
actualManyEsc := inner.String()
inner.Reset()
if actualManyEsc != expectedManyEsc {
t.Errorf("Get %s, want %s", actualManyEsc, expectedManyEsc)
}
expectedSplit := "split text"
for _, ch := range "split \x1b[0m text" {
fmt.Fprintf(w, string(ch))
}
actualSplit := inner.String()
inner.Reset()
if actualSplit != expectedSplit {
t.Errorf("Get %s, want %s", actualSplit, expectedSplit)
}
}
type screenNotFoundError struct {
error
}
func writeAnsiColor(expectedText, colorCode string) (actualText string, actualAttributes uint16, err error) {
inner := bytes.NewBufferString("")
w := ansicolor.NewAnsiColorWriter(inner)
fmt.Fprintf(w, "\x1b[%sm%s", colorCode, expectedText)
actualText = inner.String()
screenInfo := GetConsoleScreenBufferInfo(uintptr(syscall.Stdout))
if screenInfo != nil {
actualAttributes = screenInfo.WAttributes
} else {
err = &screenNotFoundError{}
}
return
}
type testParam struct {
text string
attributes uint16
ansiColor string
}
func TestWriteAnsiColorText(t *testing.T) {
screenInfo := GetConsoleScreenBufferInfo(uintptr(syscall.Stdout))
if screenInfo == nil {
t.Fatal("Could not get ConsoleScreenBufferInfo")
}
defer ChangeColor(screenInfo.WAttributes)
defaultFgColor := screenInfo.WAttributes & uint16(0x0007)
defaultBgColor := screenInfo.WAttributes & uint16(0x0070)
defaultFgIntensity := screenInfo.WAttributes & uint16(0x0008)
defaultBgIntensity := screenInfo.WAttributes & uint16(0x0080)
fgParam := []testParam{
{"foreground black ", uint16(0x0000 | 0x0000), "30"},
{"foreground red ", uint16(0x0004 | 0x0000), "31"},
{"foreground green ", uint16(0x0002 | 0x0000), "32"},
{"foreground yellow ", uint16(0x0006 | 0x0000), "33"},
{"foreground blue ", uint16(0x0001 | 0x0000), "34"},
{"foreground magenta", uint16(0x0005 | 0x0000), "35"},
{"foreground cyan ", uint16(0x0003 | 0x0000), "36"},
{"foreground white ", uint16(0x0007 | 0x0000), "37"},
{"foreground default", defaultFgColor | 0x0000, "39"},
{"foreground light gray ", uint16(0x0000 | 0x0008 | 0x0000), "90"},
{"foreground light red ", uint16(0x0004 | 0x0008 | 0x0000), "91"},
{"foreground light green ", uint16(0x0002 | 0x0008 | 0x0000), "92"},
{"foreground light yellow ", uint16(0x0006 | 0x0008 | 0x0000), "93"},
{"foreground light blue ", uint16(0x0001 | 0x0008 | 0x0000), "94"},
{"foreground light magenta", uint16(0x0005 | 0x0008 | 0x0000), "95"},
{"foreground light cyan ", uint16(0x0003 | 0x0008 | 0x0000), "96"},
{"foreground light white ", uint16(0x0007 | 0x0008 | 0x0000), "97"},
}
bgParam := []testParam{
{"background black ", uint16(0x0007 | 0x0000), "40"},
{"background red ", uint16(0x0007 | 0x0040), "41"},
{"background green ", uint16(0x0007 | 0x0020), "42"},
{"background yellow ", uint16(0x0007 | 0x0060), "43"},
{"background blue ", uint16(0x0007 | 0x0010), "44"},
{"background magenta", uint16(0x0007 | 0x0050), "45"},
{"background cyan ", uint16(0x0007 | 0x0030), "46"},
{"background white ", uint16(0x0007 | 0x0070), "47"},
{"background default", uint16(0x0007) | defaultBgColor, "49"},
{"background light gray ", uint16(0x0007 | 0x0000 | 0x0080), "100"},
{"background light red ", uint16(0x0007 | 0x0040 | 0x0080), "101"},
{"background light green ", uint16(0x0007 | 0x0020 | 0x0080), "102"},
{"background light yellow ", uint16(0x0007 | 0x0060 | 0x0080), "103"},
{"background light blue ", uint16(0x0007 | 0x0010 | 0x0080), "104"},
{"background light magenta", uint16(0x0007 | 0x0050 | 0x0080), "105"},
{"background light cyan ", uint16(0x0007 | 0x0030 | 0x0080), "106"},
{"background light white ", uint16(0x0007 | 0x0070 | 0x0080), "107"},
}
resetParam := []testParam{
{"all reset", defaultFgColor | defaultBgColor | defaultFgIntensity | defaultBgIntensity, "0"},
{"all reset", defaultFgColor | defaultBgColor | defaultFgIntensity | defaultBgIntensity, ""},
}
boldParam := []testParam{
{"bold on", uint16(0x0007 | 0x0008), "1"},
{"bold off", uint16(0x0007), "21"},
}
underscoreParam := []testParam{
{"underscore on", uint16(0x0007 | 0x8000), "4"},
{"underscore off", uint16(0x0007), "24"},
}
blinkParam := []testParam{
{"blink on", uint16(0x0007 | 0x0080), "5"},
{"blink off", uint16(0x0007), "25"},
}
mixedParam := []testParam{
{"both black, bold, underline, blink", uint16(0x0000 | 0x0000 | 0x0008 | 0x8000 | 0x0080), "30;40;1;4;5"},
{"both red, bold, underline, blink", uint16(0x0004 | 0x0040 | 0x0008 | 0x8000 | 0x0080), "31;41;1;4;5"},
{"both green, bold, underline, blink", uint16(0x0002 | 0x0020 | 0x0008 | 0x8000 | 0x0080), "32;42;1;4;5"},
{"both yellow, bold, underline, blink", uint16(0x0006 | 0x0060 | 0x0008 | 0x8000 | 0x0080), "33;43;1;4;5"},
{"both blue, bold, underline, blink", uint16(0x0001 | 0x0010 | 0x0008 | 0x8000 | 0x0080), "34;44;1;4;5"},
{"both magenta, bold, underline, blink", uint16(0x0005 | 0x0050 | 0x0008 | 0x8000 | 0x0080), "35;45;1;4;5"},
{"both cyan, bold, underline, blink", uint16(0x0003 | 0x0030 | 0x0008 | 0x8000 | 0x0080), "36;46;1;4;5"},
{"both white, bold, underline, blink", uint16(0x0007 | 0x0070 | 0x0008 | 0x8000 | 0x0080), "37;47;1;4;5"},
{"both default, bold, underline, blink", uint16(defaultFgColor | defaultBgColor | 0x0008 | 0x8000 | 0x0080), "39;49;1;4;5"},
}
assertTextAttribute := func(expectedText string, expectedAttributes uint16, ansiColor string) {
actualText, actualAttributes, err := writeAnsiColor(expectedText, ansiColor)
if actualText != expectedText {
t.Errorf("Get %s, want %s", actualText, expectedText)
}
if err != nil {
t.Fatal("Could not get ConsoleScreenBufferInfo")
}
if actualAttributes != expectedAttributes {
t.Errorf("Text: %s, Get 0x%04x, want 0x%04x", expectedText, actualAttributes, expectedAttributes)
}
}
for _, v := range fgParam {
ResetColor()
assertTextAttribute(v.text, v.attributes, v.ansiColor)
}
for _, v := range bgParam {
ChangeColor(uint16(0x0070 | 0x0007))
assertTextAttribute(v.text, v.attributes, v.ansiColor)
}
for _, v := range resetParam {
ChangeColor(uint16(0x0000 | 0x0070 | 0x0008))
assertTextAttribute(v.text, v.attributes, v.ansiColor)
}
ResetColor()
for _, v := range boldParam {
assertTextAttribute(v.text, v.attributes, v.ansiColor)
}
ResetColor()
for _, v := range underscoreParam {
assertTextAttribute(v.text, v.attributes, v.ansiColor)
}
ResetColor()
for _, v := range blinkParam {
assertTextAttribute(v.text, v.attributes, v.ansiColor)
}
for _, v := range mixedParam {
ResetColor()
assertTextAttribute(v.text, v.attributes, v.ansiColor)
}
}

View file

@ -1,24 +0,0 @@
// Copyright 2014 shiena Authors. All rights reserved.
// Use of this source code is governed by a MIT-style
// license that can be found in the LICENSE file.
package ansicolor_test
import (
"fmt"
"os"
"github.com/shiena/ansicolor"
)
func ExampleNewAnsiColorWriter() {
w := ansicolor.NewAnsiColorWriter(os.Stdout)
text := "%sforeground %sbold%s %sbackground%s\n"
fmt.Fprintf(w, text, "\x1b[31m", "\x1b[1m", "\x1b[21m", "\x1b[41;32m", "\x1b[0m")
fmt.Fprintf(w, text, "\x1b[32m", "\x1b[1m", "\x1b[21m", "\x1b[42;31m", "\x1b[0m")
fmt.Fprintf(w, text, "\x1b[33m", "\x1b[1m", "\x1b[21m", "\x1b[43;34m", "\x1b[0m")
fmt.Fprintf(w, text, "\x1b[34m", "\x1b[1m", "\x1b[21m", "\x1b[44;33m", "\x1b[0m")
fmt.Fprintf(w, text, "\x1b[35m", "\x1b[1m", "\x1b[21m", "\x1b[45;36m", "\x1b[0m")
fmt.Fprintf(w, text, "\x1b[36m", "\x1b[1m", "\x1b[21m", "\x1b[46;35m", "\x1b[0m")
fmt.Fprintf(w, text, "\x1b[37m", "\x1b[1m", "\x1b[21m", "\x1b[47;30m", "\x1b[0m")
}

View file

@ -1,19 +0,0 @@
// Copyright 2014 shiena Authors. All rights reserved.
// Use of this source code is governed by a MIT-style
// license that can be found in the LICENSE file.
// +build windows
package ansicolor
import "syscall"
var GetConsoleScreenBufferInfo = getConsoleScreenBufferInfo
func ChangeColor(color uint16) {
setConsoleTextAttribute(uintptr(syscall.Stdout), color)
}
func ResetColor() {
ChangeColor(uint16(0x0007))
}

View file

@ -1,10 +1,19 @@
// CookieJar - A contestant's algorithm toolbox
// Copyright (c) 2013 Peter Szilagyi. All rights reserved.
//
// CookieJar is dual licensed: use of this source code is governed by a BSD
// license that can be found in the LICENSE file. Alternatively, the CookieJar
// toolbox may be used in accordance with the terms and conditions contained
// in a signed written agreement between you and the author(s).
// CookieJar is dual licensed: you can redistribute it and/or modify it under
// the terms of the GNU General Public License as published by the Free Software
// Foundation, either version 3 of the License, or (at your option) any later
// version.
//
// The toolbox is distributed in the hope that it will be useful, but WITHOUT
// ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
// FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
// more details.
//
// Alternatively, the CookieJar toolbox may be used in accordance with the terms
// and conditions contained in a signed written agreement between you and the
// author(s).
// Package prque implements a priority queue data structure supporting arbitrary
// value types and float priorities.

View file

@ -1,10 +1,19 @@
// CookieJar - A contestant's algorithm toolbox
// Copyright (c) 2013 Peter Szilagyi. All rights reserved.
//
// CookieJar is dual licensed: use of this source code is governed by a BSD
// license that can be found in the LICENSE file. Alternatively, the CookieJar
// toolbox may be used in accordance with the terms and conditions contained
// in a signed written agreement between you and the author(s).
// CookieJar is dual licensed: you can redistribute it and/or modify it under
// the terms of the GNU General Public License as published by the Free Software
// Foundation, either version 3 of the License, or (at your option) any later
// version.
//
// The toolbox is distributed in the hope that it will be useful, but WITHOUT
// ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
// FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
// more details.
//
// Alternatively, the CookieJar toolbox may be used in accordance with the terms
// and conditions contained in a signed written agreement between you and the
// author(s).
package prque

View file

@ -1,10 +1,19 @@
// CookieJar - A contestant's algorithm toolbox
// Copyright (c) 2013 Peter Szilagyi. All rights reserved.
//
// CookieJar is dual licensed: use of this source code is governed by a BSD
// license that can be found in the LICENSE file. Alternatively, the CookieJar
// toolbox may be used in accordance with the terms and conditions contained
// in a signed written agreement between you and the author(s).
// CookieJar is dual licensed: you can redistribute it and/or modify it under
// the terms of the GNU General Public License as published by the Free Software
// Foundation, either version 3 of the License, or (at your option) any later
// version.
//
// The toolbox is distributed in the hope that it will be useful, but WITHOUT
// ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
// FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
// more details.
//
// Alternatively, the CookieJar toolbox may be used in accordance with the terms
// and conditions contained in a signed written agreement between you and the
// author(s).
package prque

View file

@ -1,10 +1,19 @@
// CookieJar - A contestant's algorithm toolbox
// Copyright (c) 2013 Peter Szilagyi. All rights reserved.
//
// CookieJar is dual licensed: use of this source code is governed by a BSD
// license that can be found in the LICENSE file. Alternatively, the CookieJar
// toolbox may be used in accordance with the terms and conditions contained
// in a signed written agreement between you and the author(s).
// CookieJar is dual licensed: you can redistribute it and/or modify it under
// the terms of the GNU General Public License as published by the Free Software
// Foundation, either version 3 of the License, or (at your option) any later
// version.
//
// The toolbox is distributed in the hope that it will be useful, but WITHOUT
// ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
// FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
// more details.
//
// Alternatively, the CookieJar toolbox may be used in accordance with the terms
// and conditions contained in a signed written agreement between you and the
// author(s).
package prque

16
LICENSE Normal file
View file

@ -0,0 +1,16 @@
Copyright (c) 2013-2014, Jeffrey Wilcke. All rights reserved.
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
MA 02110-1301 USA

View file

@ -2,7 +2,7 @@
# with Go source code. If you know what GOPATH is then you probably
# don't need to bother with make.
.PHONY: geth evm mist all test travis-test-with-coverage clean
.PHONY: geth mist all test travis-test-with-coverage clean
GOBIN = build/bin
geth:
@ -10,34 +10,6 @@ geth:
@echo "Done building."
@echo "Run \"$(GOBIN)/geth\" to launch geth."
geth-cross: geth-linux geth-darwin geth-windows geth-android
@echo "Full cross compilation done:"
@ls -l $(GOBIN)/geth-*
geth-linux: xgo
build/env.sh $(GOBIN)/xgo --dest=$(GOBIN) --deps=https://gmplib.org/download/gmp/gmp-6.0.0a.tar.bz2 --targets=linux/* -v ./cmd/geth
@echo "Linux cross compilation done:"
@ls -l $(GOBIN)/geth-linux-*
geth-darwin: xgo
build/env.sh $(GOBIN)/xgo --dest=$(GOBIN) --deps=https://gmplib.org/download/gmp/gmp-6.0.0a.tar.bz2 --targets=darwin/* -v ./cmd/geth
@echo "Darwin cross compilation done:"
@ls -l $(GOBIN)/geth-darwin-*
geth-windows: xgo
build/env.sh $(GOBIN)/xgo --dest=$(GOBIN) --deps=https://gmplib.org/download/gmp/gmp-6.0.0a.tar.bz2 --targets=windows/* -v ./cmd/geth
@echo "Windows cross compilation done:"
@ls -l $(GOBIN)/geth-windows-*
geth-android: xgo
build/env.sh $(GOBIN)/xgo --dest=$(GOBIN) --deps=https://gmplib.org/download/gmp/gmp-6.0.0a.tar.bz2 --targets=android-16/*,android-21/* -v ./cmd/geth
@echo "Android cross compilation done:"
@ls -l $(GOBIN)/geth-android-*
evm:
build/env.sh $(GOROOT)/bin/go install -v $(shell build/ldflags.sh) ./cmd/evm
@echo "Done building."
@echo "Run \"$(GOBIN)/evm to start the evm."
mist:
build/env.sh go install -v $(shell build/ldflags.sh) ./cmd/mist
@echo "Done building."
@ -52,8 +24,5 @@ test: all
travis-test-with-coverage: all
build/env.sh build/test-global-coverage.sh
xgo:
build/env.sh go get github.com/karalabe/xgo
clean:
rm -fr build/_workspace/pkg/ Godeps/_workspace/pkg $(GOBIN)/*

View file

@ -1,18 +1,19 @@
## Ethereum Go
Official golang implementation of the Ethereum protocol
Ethereum Go Client © 2014 Jeffrey Wilcke.
| Linux | OSX | ARM | Windows | Tests
----------|---------|-----|-----|---------|------
develop | [![Build+Status](https://build.ethdev.com/buildstatusimage?builder=Linux%20Go%20develop%20branch)](https://build.ethdev.com/builders/Linux%20Go%20develop%20branch/builds/-1) | [![Build+Status](https://build.ethdev.com/buildstatusimage?builder=Linux%20Go%20develop%20branch)](https://build.ethdev.com/builders/OSX%20Go%20develop%20branch/builds/-1) | [![Build+Status](https://build.ethdev.com/buildstatusimage?builder=ARM%20Go%20develop%20branch)](https://build.ethdev.com/builders/ARM%20Go%20develop%20branch/builds/-1) | [![Build+Status](https://build.ethdev.com/buildstatusimage?builder=Windows%20Go%20develop%20branch)](https://build.ethdev.com/builders/Windows%20Go%20develop%20branch/builds/-1) | [![Buildr+Status](https://travis-ci.org/ethereum/go-ethereum.svg?branch=develop)](https://travis-ci.org/ethereum/go-ethereum) [![codecov.io](http://codecov.io/github/ethereum/go-ethereum/coverage.svg?branch=develop)](http://codecov.io/github/ethereum/go-ethereum?branch=develop)
master | [![Build+Status](https://build.ethdev.com/buildstatusimage?builder=Linux%20Go%20master%20branch)](https://build.ethdev.com/builders/Linux%20Go%20master%20branch/builds/-1) | [![Build+Status](https://build.ethdev.com/buildstatusimage?builder=OSX%20Go%20master%20branch)](https://build.ethdev.com/builders/OSX%20Go%20master%20branch/builds/-1) | [![Build+Status](https://build.ethdev.com/buildstatusimage?builder=ARM%20Go%20master%20branch)](https://build.ethdev.com/builders/ARM%20Go%20master%20branch/builds/-1) | [![Build+Status](https://build.ethdev.com/buildstatusimage?builder=Windows%20Go%20master%20branch)](https://build.ethdev.com/builders/Windows%20Go%20master%20branch/builds/-1) | [![Buildr+Status](https://travis-ci.org/ethereum/go-ethereum.svg?branch=master)](https://travis-ci.org/ethereum/go-ethereum) [![codecov.io](http://codecov.io/github/ethereum/go-ethereum/coverage.svg?branch=master)](http://codecov.io/github/ethereum/go-ethereum?branch=master)
develop | [![Build+Status](https://build.ethdev.com/buildstatusimage?builder=Linux%20Go%20develop%20branch)](https://build.ethdev.com/builders/Linux%20Go%20develop%20branch/builds/-1) | [![Build+Status](https://build.ethdev.com/buildstatusimage?builder=Linux%20Go%20develop%20branch)](https://build.ethdev.com/builders/OSX%20Go%20develop%20branch/builds/-1) | [![Build+Status](https://build.ethdev.com/buildstatusimage?builder=ARM%20Go%20develop%20branch)](https://build.ethdev.com/builders/ARM%20Go%20develop%20branch/builds/-1) | [![Build+Status](https://build.ethdev.com/buildstatusimage?builder=Windows%20Go%20develop%20branch)](https://build.ethdev.com/builders/Windows%20Go%20develop%20branch/builds/-1) | [![Buildr+Status](https://travis-ci.org/ethereum/go-ethereum.svg?branch=develop)](https://travis-ci.org/ethereum/go-ethereum) [![Coverage Status](https://coveralls.io/repos/ethereum/go-ethereum/badge.svg?branch=develop)](https://coveralls.io/r/ethereum/go-ethereum?branch=develop)
master | [![Build+Status](https://build.ethdev.com/buildstatusimage?builder=Linux%20Go%20master%20branch)](https://build.ethdev.com/builders/Linux%20Go%20master%20branch/builds/-1) | [![Build+Status](https://build.ethdev.com/buildstatusimage?builder=OSX%20Go%20master%20branch)](https://build.ethdev.com/builders/OSX%20Go%20master%20branch/builds/-1) | [![Build+Status](https://build.ethdev.com/buildstatusimage?builder=ARM%20Go%20master%20branch)](https://build.ethdev.com/builders/ARM%20Go%20master%20branch/builds/-1) | [![Build+Status](https://build.ethdev.com/buildstatusimage?builder=Windows%20Go%20master%20branch)](https://build.ethdev.com/builders/Windows%20Go%20master%20branch/builds/-1) | [![Buildr+Status](https://travis-ci.org/ethereum/go-ethereum.svg?branch=master)](https://travis-ci.org/ethereum/go-ethereum) [![Coverage Status](https://coveralls.io/repos/ethereum/go-ethereum/badge.svg?branch=master)](https://coveralls.io/r/ethereum/go-ethereum?branch=master)
[![API Reference](
https://camo.githubusercontent.com/915b7be44ada53c290eb157634330494ebe3e30a/68747470733a2f2f676f646f632e6f72672f6769746875622e636f6d2f676f6c616e672f6764646f3f7374617475732e737667
)](https://godoc.org/github.com/ethereum/go-ethereum)
[![Bugs](https://badge.waffle.io/ethereum/go-ethereum.png?label=bug&title=Bugs)](https://waffle.io/ethereum/go-ethereum)
[![Stories in Ready](https://badge.waffle.io/ethereum/go-ethereum.png?label=ready&title=Ready)](https://waffle.io/ethereum/go-ethereum)
[![Stories in Progress](https://badge.waffle.io/ethereum/go-ethereum.svg?label=in%20progress&title=In Progress)](http://waffle.io/ethereum/go-ethereum)
[![Gitter](https://badges.gitter.im/Join%20Chat.svg)](https://gitter.im/ethereum/go-ethereum?utm_source=badge&utm_medium=badge&utm_campaign=pr-badge)
## Automated development builds
Automated development builds
======================
The following builds are build automatically by our build servers after each push to the [develop](https://github.com/ethereum/go-ethereum/tree/develop) branch.
@ -24,7 +25,8 @@ The following builds are build automatically by our build servers after each pus
* [Windows 64-bit](https://build.ethdev.com/builds/Windows%20Go%20develop%20branch/Geth-Win64-latest.zip)
* [ARM](https://build.ethdev.com/builds/ARM%20Go%20develop%20branch/geth-ARM-latest.tar.bz2)
## Building the source
Building the source
===================
For prerequisites and detailed build instructions please read the
[Installation Instructions](https://github.com/ethereum/go-ethereum/wiki/Building-Ethereum)
@ -36,31 +38,34 @@ Once the dependencies are installed, run
make geth
## Executables
Executables
===========
Go Ethereum comes with several wrappers/executables found in
[the `cmd` directory](https://github.com/ethereum/go-ethereum/tree/develop/cmd):
Command | |
----------|---------|
`geth` | Ethereum CLI (ethereum command line interface client) |
`bootnode` | runs a bootstrap node for the Discovery Protocol |
`ethtest` | test tool which runs with the [tests](https://github.com/ethereum/tests) suite: `/path/to/test.json > ethtest --test BlockTests --stdin`.
`evm` | is a generic Ethereum Virtual Machine: `evm -code 60ff60ff -gas 10000 -price 0 -dump`. See `-h` for a detailed description. |
`disasm` | disassembles EVM code: `echo "6001" | disasm` |
`rlpdump` | prints RLP structures |
* `geth` Ethereum CLI (ethereum command line interface client)
* `bootnode` runs a bootstrap node for the Discovery Protocol
* `ethtest` test tool which runs with the [tests](https://github.com/ethereum/tests) suite:
`/path/to/test.json > ethtest --test BlockTests --stdin`.
* `evm` is a generic Ethereum Virtual Machine: `evm -code 60ff60ff -gas
10000 -price 0 -dump`. See `-h` for a detailed description.
* `disasm` disassembles EVM code: `echo "6001" | disasm`
* `rlpdump` prints RLP structures
## Command line options
Command line options
====================
`geth` can be configured via command line options, environment variables and config files.
To get the options available:
geth help
geth --help
For further details on options, see the [wiki](https://github.com/ethereum/go-ethereum/wiki/Command-Line-Options)
## Contribution
Contribution
============
If you'd like to contribute to go-ethereum please fork, fix, commit and
send a pull request. Commits who do not comply with the coding standards

View file

@ -1 +0,0 @@
1.2.3

View file

@ -1,19 +1,3 @@
// Copyright 2015 The go-ethereum Authors
// This file is part of the go-ethereum library.
//
// The go-ethereum library is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// The go-ethereum library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
package abi
import (

View file

@ -1,19 +1,3 @@
// Copyright 2015 The go-ethereum Authors
// This file is part of the go-ethereum library.
//
// The go-ethereum library is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// The go-ethereum library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
package abi
import (

View file

@ -1,19 +1,3 @@
// Copyright 2015 The go-ethereum Authors
// This file is part of the go-ethereum library.
//
// The go-ethereum library is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// The go-ethereum library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
// Package abi implements the Ethereum ABI (Application Binary
// Interface).
//

View file

@ -1,19 +1,3 @@
// Copyright 2015 The go-ethereum Authors
// This file is part of the go-ethereum library.
//
// The go-ethereum library is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// The go-ethereum library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
package abi
import (

View file

@ -1,19 +1,3 @@
// Copyright 2015 The go-ethereum Authors
// This file is part of the go-ethereum library.
//
// The go-ethereum library is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// The go-ethereum library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
package abi
import (

View file

@ -1,19 +1,3 @@
// Copyright 2015 The go-ethereum Authors
// This file is part of the go-ethereum library.
//
// The go-ethereum library is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// The go-ethereum library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
package abi
import (

View file

@ -1,32 +1,41 @@
// Copyright 2015 The go-ethereum Authors
// This file is part of the go-ethereum library.
//
// The go-ethereum library is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// The go-ethereum library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
/*
This file is part of go-ethereum
// Package implements a private key management facility.
//
// This abstracts part of a user's interaction with an account she controls.
go-ethereum is free software: you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
go-ethereum is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with go-ethereum. If not, see <http://www.gnu.org/licenses/>.
*/
/**
* @authors
* Gustav Simonsson <gustav.simonsson@gmail.com>
* @date 2015
*
*/
/*
This abstracts part of a user's interaction with an account she controls.
It's not an abstraction of core Ethereum accounts data type / logic -
for that see the core processing code of blocks / txs.
Currently this is pretty much a passthrough to the KeyStore2 interface,
and accounts persistence is derived from stored keys' addresses
*/
package accounts
// Currently this is pretty much a passthrough to the KeyStore interface,
// and accounts persistence is derived from stored keys' addresses
import (
"crypto/ecdsa"
crand "crypto/rand"
"errors"
"fmt"
"os"
"sync"
"time"
@ -40,12 +49,17 @@ var (
ErrNoKeys = errors.New("no keys in store")
)
const (
// Default unlock duration (in seconds) when an account is unlocked from the console
DefaultAccountUnlockDuration = 300
)
type Account struct {
Address common.Address
}
type Manager struct {
keyStore crypto.KeyStore
keyStore crypto.KeyStore2
unlocked map[common.Address]*unlocked
mutex sync.RWMutex
}
@ -55,7 +69,7 @@ type unlocked struct {
abort chan struct{}
}
func NewManager(keyStore crypto.KeyStore) *Manager {
func NewManager(keyStore crypto.KeyStore2) *Manager {
return &Manager{
keyStore: keyStore,
unlocked: make(map[common.Address]*unlocked),
@ -72,14 +86,27 @@ func (am *Manager) HasAccount(addr common.Address) bool {
return false
}
func (am *Manager) Primary() (addr common.Address, err error) {
addrs, err := am.keyStore.GetKeyAddresses()
if os.IsNotExist(err) {
return common.Address{}, ErrNoKeys
} else if err != nil {
return common.Address{}, err
}
if len(addrs) == 0 {
return common.Address{}, ErrNoKeys
}
return addrs[0], nil
}
func (am *Manager) DeleteAccount(address common.Address, auth string) error {
return am.keyStore.DeleteKey(address, auth)
}
func (am *Manager) Sign(a Account, toSign []byte) (signature []byte, err error) {
am.mutex.RLock()
defer am.mutex.RUnlock()
unlockedKey, found := am.unlocked[a.Address]
am.mutex.RUnlock()
if !found {
return nil, ErrLocked
}
@ -87,44 +114,72 @@ func (am *Manager) Sign(a Account, toSign []byte) (signature []byte, err error)
return signature, err
}
// Unlock unlocks the given account indefinitely.
func (am *Manager) Unlock(addr common.Address, keyAuth string) error {
return am.TimedUnlock(addr, keyAuth, 0)
}
// TimedUnlock unlocks the account with the given address. The account
// stays unlocked for the duration of timeout. A timeout of 0 unlocks the account
// until the program exits.
//
// If the accout is already unlocked, TimedUnlock extends or shortens
// the active unlock timeout.
// TimedUnlock unlocks the account with the given address.
// When timeout has passed, the account will be locked again.
func (am *Manager) TimedUnlock(addr common.Address, keyAuth string, timeout time.Duration) error {
key, err := am.keyStore.GetKey(addr, keyAuth)
if err != nil {
return err
}
var u *unlocked
am.mutex.Lock()
defer am.mutex.Unlock()
var found bool
u, found = am.unlocked[addr]
if found {
// terminate dropLater for this key to avoid unexpected drops.
if u.abort != nil {
close(u.abort)
}
}
if timeout > 0 {
u = &unlocked{Key: key, abort: make(chan struct{})}
go am.expire(addr, u, timeout)
} else {
u = &unlocked{Key: key}
}
am.unlocked[addr] = u
u := am.addUnlocked(addr, key)
go am.dropLater(addr, u, timeout)
return nil
}
func (am *Manager) expire(addr common.Address, u *unlocked, timeout time.Duration) {
// Unlock unlocks the account with the given address. The account
// stays unlocked until the program exits or until a TimedUnlock
// timeout (started after the call to Unlock) expires.
func (am *Manager) Unlock(addr common.Address, keyAuth string) error {
key, err := am.keyStore.GetKey(addr, keyAuth)
if err != nil {
return err
}
am.addUnlocked(addr, key)
return nil
}
func (am *Manager) NewAccount(auth string) (Account, error) {
key, err := am.keyStore.GenerateNewKey(crand.Reader, auth)
if err != nil {
return Account{}, err
}
return Account{Address: key.Address}, nil
}
func (am *Manager) Accounts() ([]Account, error) {
addresses, err := am.keyStore.GetKeyAddresses()
if os.IsNotExist(err) {
return nil, ErrNoKeys
} else if err != nil {
return nil, err
}
accounts := make([]Account, len(addresses))
for i, addr := range addresses {
accounts[i] = Account{
Address: addr,
}
}
return accounts, err
}
func (am *Manager) addUnlocked(addr common.Address, key *crypto.Key) *unlocked {
u := &unlocked{Key: key, abort: make(chan struct{})}
am.mutex.Lock()
prev, found := am.unlocked[addr]
if found {
// terminate dropLater for this key to avoid unexpected drops.
close(prev.abort)
// the key is zeroed here instead of in dropLater because
// there might not actually be a dropLater running for this
// key, i.e. when Unlock was used.
zeroKey(prev.PrivateKey)
}
am.unlocked[addr] = u
am.mutex.Unlock()
return u
}
func (am *Manager) dropLater(addr common.Address, u *unlocked, timeout time.Duration) {
t := time.NewTimer(timeout)
defer t.Stop()
select {
@ -144,44 +199,6 @@ func (am *Manager) expire(addr common.Address, u *unlocked, timeout time.Duratio
}
}
func (am *Manager) NewAccount(auth string) (Account, error) {
key, err := am.keyStore.GenerateNewKey(crand.Reader, auth)
if err != nil {
return Account{}, err
}
return Account{Address: key.Address}, nil
}
func (am *Manager) AddressByIndex(index int) (addr string, err error) {
var addrs []common.Address
addrs, err = am.keyStore.GetKeyAddresses()
if err != nil {
return
}
if index < 0 || index >= len(addrs) {
err = fmt.Errorf("index out of range: %d (should be 0-%d)", index, len(addrs)-1)
} else {
addr = addrs[index].Hex()
}
return
}
func (am *Manager) Accounts() ([]Account, error) {
addresses, err := am.keyStore.GetKeyAddresses()
if os.IsNotExist(err) {
return nil, ErrNoKeys
} else if err != nil {
return nil, err
}
accounts := make([]Account, len(addresses))
for i, addr := range addresses {
accounts[i] = Account{
Address: addr,
}
}
return accounts, err
}
// zeroKey zeroes a private key in memory.
func zeroKey(k *ecdsa.PrivateKey) {
b := k.D.Bits()
@ -212,24 +229,14 @@ func (am *Manager) Import(path string, keyAuth string) (Account, error) {
return Account{Address: key.Address}, nil
}
func (am *Manager) Update(addr common.Address, authFrom, authTo string) (err error) {
var key *crypto.Key
key, err = am.keyStore.GetKey(addr, authFrom)
if err == nil {
err = am.keyStore.StoreKey(key, authTo)
if err == nil {
am.keyStore.Cleanup(addr)
}
}
return
}
func (am *Manager) ImportPreSaleKey(keyJSON []byte, password string) (acc Account, err error) {
var key *crypto.Key
key, err = crypto.ImportPreSaleKey(am.keyStore, keyJSON, password)
if err != nil {
return
}
if err = am.keyStore.StoreKey(key, password); err != nil {
return
}
return Account{Address: key.Address}, nil
}

View file

@ -1,19 +1,3 @@
// Copyright 2015 The go-ethereum Authors
// This file is part of the go-ethereum library.
//
// The go-ethereum library is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// The go-ethereum library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
package accounts
import (
@ -23,10 +7,9 @@ import (
"time"
"github.com/ethereum/go-ethereum/crypto"
"github.com/ethereum/go-ethereum/crypto/randentropy"
)
var testSigData = make([]byte, 32)
func TestSign(t *testing.T) {
dir, ks := tmpKeyStore(t, crypto.NewKeyStorePlain)
defer os.RemoveAll(dir)
@ -34,24 +17,26 @@ func TestSign(t *testing.T) {
am := NewManager(ks)
pass := "" // not used but required by API
a1, err := am.NewAccount(pass)
toSign := randentropy.GetEntropyCSPRNG(32)
am.Unlock(a1.Address, "")
_, err = am.Sign(a1, testSigData)
_, err = am.Sign(a1, toSign)
if err != nil {
t.Fatal(err)
}
}
func TestTimedUnlock(t *testing.T) {
dir, ks := tmpKeyStore(t, crypto.NewKeyStorePlain)
dir, ks := tmpKeyStore(t, crypto.NewKeyStorePassphrase)
defer os.RemoveAll(dir)
am := NewManager(ks)
pass := "foo"
a1, err := am.NewAccount(pass)
toSign := randentropy.GetEntropyCSPRNG(32)
// Signing without passphrase fails because account is locked
_, err = am.Sign(a1, testSigData)
_, err = am.Sign(a1, toSign)
if err != ErrLocked {
t.Fatal("Signing should've failed with ErrLocked before unlocking, got ", err)
}
@ -62,86 +47,20 @@ func TestTimedUnlock(t *testing.T) {
}
// Signing without passphrase works because account is temp unlocked
_, err = am.Sign(a1, testSigData)
_, err = am.Sign(a1, toSign)
if err != nil {
t.Fatal("Signing shouldn't return an error after unlocking, got ", err)
}
// Signing fails again after automatic locking
time.Sleep(150 * time.Millisecond)
_, err = am.Sign(a1, testSigData)
_, err = am.Sign(a1, toSign)
if err != ErrLocked {
t.Fatal("Signing should've failed with ErrLocked timeout expired, got ", err)
}
}
func TestOverrideUnlock(t *testing.T) {
dir, ks := tmpKeyStore(t, crypto.NewKeyStorePlain)
defer os.RemoveAll(dir)
am := NewManager(ks)
pass := "foo"
a1, err := am.NewAccount(pass)
// Unlock indefinitely
if err = am.Unlock(a1.Address, pass); err != nil {
t.Fatal(err)
}
// Signing without passphrase works because account is temp unlocked
_, err = am.Sign(a1, testSigData)
if err != nil {
t.Fatal("Signing shouldn't return an error after unlocking, got ", err)
}
// reset unlock to a shorter period, invalidates the previous unlock
if err = am.TimedUnlock(a1.Address, pass, 100*time.Millisecond); err != nil {
t.Fatal(err)
}
// Signing without passphrase still works because account is temp unlocked
_, err = am.Sign(a1, testSigData)
if err != nil {
t.Fatal("Signing shouldn't return an error after unlocking, got ", err)
}
// Signing fails again after automatic locking
time.Sleep(150 * time.Millisecond)
_, err = am.Sign(a1, testSigData)
if err != ErrLocked {
t.Fatal("Signing should've failed with ErrLocked timeout expired, got ", err)
}
}
// This test should fail under -race if signing races the expiration goroutine.
func TestSignRace(t *testing.T) {
dir, ks := tmpKeyStore(t, crypto.NewKeyStorePlain)
defer os.RemoveAll(dir)
// Create a test account.
am := NewManager(ks)
a1, err := am.NewAccount("")
if err != nil {
t.Fatal("could not create the test account", err)
}
if err := am.TimedUnlock(a1.Address, "", 15*time.Millisecond); err != nil {
t.Fatalf("could not unlock the test account", err)
}
end := time.Now().Add(500 * time.Millisecond)
for time.Now().Before(end) {
if _, err := am.Sign(a1, testSigData); err == ErrLocked {
return
} else if err != nil {
t.Errorf("Sign error: %v", err)
return
}
time.Sleep(1 * time.Millisecond)
}
t.Errorf("Account did not lock within the timeout")
}
func tmpKeyStore(t *testing.T, new func(string) crypto.KeyStore) (string, crypto.KeyStore) {
func tmpKeyStore(t *testing.T, new func(string) crypto.KeyStore2) (string, crypto.KeyStore2) {
d, err := ioutil.TempDir("", "eth-keystore-test")
if err != nil {
t.Fatal(err)

View file

@ -7,12 +7,7 @@ if [ ! -f "build/env.sh" ]; then
exit 2
fi
# Since Go 1.5, the separator char for link time assignments
# is '=' and using ' ' prints a warning. However, Go < 1.5 does
# not support using '='.
sep=$(go version | awk '{ if ($3 >= "go1.5" || index($3, "devel")) print "="; else print " "; }' -)
# set gitCommit when running from a Git checkout.
if [ -f ".git/HEAD" ]; then
echo "-ldflags '-X main.gitCommit$sep$(git rev-parse HEAD)'"
echo "-ldflags '-X main.gitCommit $(git rev-parse HEAD)'"
fi

View file

@ -1,15 +1,26 @@
#!/usr/bin/env bash
#!/bin/bash
# This script runs all package tests and merges the resulting coverage
# profiles. Coverage is accounted per package under test.
set -e
echo "" > coverage.txt
for d in $(find ./* -maxdepth 10 -type d -not -path "./build" -not -path "./Godeps/*" ); do
if ls $d/*.go &> /dev/null; then
go test -coverprofile=profile.out -covermode=atomic $d
if [ -f profile.out ]; then
cat profile.out >> coverage.txt
echo '<<<<<< EOF' >> coverage.txt
rm profile.out
fi
if [ ! -f "build/env.sh" ]; then
echo "$0 must be run from the root of the repository."
exit 2
fi
echo "mode: count" > profile.cov
for pkg in $(go list ./...); do
# drop the namespace prefix.
dir=${pkg##github.com/ethereum/go-ethereum/}
if [[ $dir != "tests" ]]; then
go test -covermode=count -coverprofile=$dir/profile.tmp $pkg
fi
if [[ -f $dir/profile.tmp ]]; then
tail -n +2 $dir/profile.tmp >> profile.cov
rm $dir/profile.tmp
fi
done

View file

@ -1,356 +0,0 @@
// +build none
/*
This command generates GPL license headers on top of all source files.
You can run it once per month, before cutting a release or just
whenever you feel like it.
go run update-license.go
All authors (people who have contributed code) are listed in the
AUTHORS file. The author names are mapped and deduplicated using the
.mailmap file. You can use .mailmap to set the canonical name and
address for each author. See git-shortlog(1) for an explanation of the
.mailmap format.
Please review the resulting diff to check whether the correct
copyright assignments are performed.
*/
package main
import (
"bufio"
"bytes"
"fmt"
"io/ioutil"
"log"
"os"
"os/exec"
"path/filepath"
"regexp"
"runtime"
"sort"
"strconv"
"strings"
"sync"
"text/template"
"time"
)
var (
// only files with these extensions will be considered
extensions = []string{".go", ".js", ".qml"}
// paths with any of these prefixes will be skipped
skipPrefixes = []string{
// boring stuff
"Godeps/", "tests/files/", "build/",
// don't relicense vendored packages
"crypto/sha3/", "crypto/ecies/", "logger/glog/",
"crypto/curve.go",
}
// paths with this prefix are licensed as GPL. all other files are LGPL.
gplPrefixes = []string{"cmd/"}
// this regexp must match the entire license comment at the
// beginning of each file.
licenseCommentRE = regexp.MustCompile(`^//\s*(Copyright|This file is part of).*?\n(?://.*?\n)*\n*`)
// this text appears at the start of AUTHORS
authorsFileHeader = "# This is the official list of go-ethereum authors for copyright purposes.\n\n"
)
// this template generates the license comment.
// its input is an info structure.
var licenseT = template.Must(template.New("").Parse(`
// Copyright {{.Year}} The go-ethereum Authors
// This file is part of {{.Whole false}}.
//
// {{.Whole true}} is free software: you can redistribute it and/or modify
// it under the terms of the GNU {{.License}} as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// {{.Whole true}} is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU {{.License}} for more details.
//
// You should have received a copy of the GNU {{.License}}
// along with {{.Whole false}}. If not, see <http://www.gnu.org/licenses/>.
`[1:]))
type info struct {
file string
Year int64
}
func (i info) License() string {
if i.gpl() {
return "General Public License"
}
return "Lesser General Public License"
}
func (i info) ShortLicense() string {
if i.gpl() {
return "GPL"
}
return "LGPL"
}
func (i info) Whole(startOfSentence bool) string {
if i.gpl() {
return "go-ethereum"
}
if startOfSentence {
return "The go-ethereum library"
}
return "the go-ethereum library"
}
func (i info) gpl() bool {
for _, p := range gplPrefixes {
if strings.HasPrefix(i.file, p) {
return true
}
}
return false
}
func main() {
var (
files = getFiles()
filec = make(chan string)
infoc = make(chan *info, 20)
wg sync.WaitGroup
)
writeAuthors(files)
go func() {
for _, f := range files {
filec <- f
}
close(filec)
}()
for i := runtime.NumCPU(); i >= 0; i-- {
// getting file info is slow and needs to be parallel.
// it traverses git history for each file.
wg.Add(1)
go getInfo(filec, infoc, &wg)
}
go func() {
wg.Wait()
close(infoc)
}()
writeLicenses(infoc)
}
func getFiles() []string {
cmd := exec.Command("git", "ls-tree", "-r", "--name-only", "HEAD")
var files []string
err := doLines(cmd, func(line string) {
for _, p := range skipPrefixes {
if strings.HasPrefix(line, p) {
return
}
}
ext := filepath.Ext(line)
for _, wantExt := range extensions {
if ext == wantExt {
goto keep
}
}
return
keep:
files = append(files, line)
})
if err != nil {
log.Fatalf("error getting files:", err)
}
return files
}
var authorRegexp = regexp.MustCompile(`\s*[0-9]+\s*(.*)`)
func gitAuthors(files []string) []string {
cmds := []string{"shortlog", "-s", "-n", "-e", "HEAD", "--"}
cmds = append(cmds, files...)
cmd := exec.Command("git", cmds...)
var authors []string
err := doLines(cmd, func(line string) {
m := authorRegexp.FindStringSubmatch(line)
if len(m) > 1 {
authors = append(authors, m[1])
}
})
if err != nil {
log.Fatalln("error getting authors:", err)
}
return authors
}
func readAuthors() []string {
content, err := ioutil.ReadFile("AUTHORS")
if err != nil && !os.IsNotExist(err) {
log.Fatalln("error reading AUTHORS:", err)
}
var authors []string
for _, a := range bytes.Split(content, []byte("\n")) {
if len(a) > 0 && a[0] != '#' {
authors = append(authors, string(a))
}
}
// Retranslate existing authors through .mailmap.
// This should catch email address changes.
authors = mailmapLookup(authors)
return authors
}
func mailmapLookup(authors []string) []string {
if len(authors) == 0 {
return nil
}
cmds := []string{"check-mailmap", "--"}
cmds = append(cmds, authors...)
cmd := exec.Command("git", cmds...)
var translated []string
err := doLines(cmd, func(line string) {
translated = append(translated, line)
})
if err != nil {
log.Fatalln("error translating authors:", err)
}
return translated
}
func writeAuthors(files []string) {
merge := make(map[string]bool)
// Add authors that Git reports as contributorxs.
// This is the primary source of author information.
for _, a := range gitAuthors(files) {
merge[a] = true
}
// Add existing authors from the file. This should ensure that we
// never lose authors, even if Git stops listing them. We can also
// add authors manually this way.
for _, a := range readAuthors() {
merge[a] = true
}
// Write sorted list of authors back to the file.
var result []string
for a := range merge {
result = append(result, a)
}
sort.Strings(result)
content := new(bytes.Buffer)
content.WriteString(authorsFileHeader)
for _, a := range result {
content.WriteString(a)
content.WriteString("\n")
}
fmt.Println("writing AUTHORS")
if err := ioutil.WriteFile("AUTHORS", content.Bytes(), 0644); err != nil {
log.Fatalln(err)
}
}
func getInfo(files <-chan string, out chan<- *info, wg *sync.WaitGroup) {
for file := range files {
stat, err := os.Lstat(file)
if err != nil {
fmt.Printf("ERROR %s: %v\n", file, err)
continue
}
if !stat.Mode().IsRegular() {
continue
}
info, err := fileInfo(file)
if err != nil {
fmt.Printf("ERROR %s: %v\n", file, err)
continue
}
out <- info
}
wg.Done()
}
// fileInfo finds the lowest year in which the given file was commited.
func fileInfo(file string) (*info, error) {
info := &info{file: file, Year: int64(time.Now().Year())}
cmd := exec.Command("git", "log", "--follow", "--find-copies", "--pretty=format:%ai", "--", file)
err := doLines(cmd, func(line string) {
y, err := strconv.ParseInt(line[:4], 10, 64)
if err != nil {
fmt.Printf("cannot parse year: %q", line[:4])
}
if y < info.Year {
info.Year = y
}
})
return info, err
}
func writeLicenses(infos <-chan *info) {
for i := range infos {
writeLicense(i)
}
}
func writeLicense(info *info) {
fi, err := os.Stat(info.file)
if os.IsNotExist(err) {
fmt.Println("skipping (does not exist)", info.file)
return
}
if err != nil {
log.Fatalf("error stat'ing %s: %v\n", info.file, err)
}
content, err := ioutil.ReadFile(info.file)
if err != nil {
log.Fatalf("error reading %s: %v\n", info.file, err)
}
// Construct new file content.
buf := new(bytes.Buffer)
licenseT.Execute(buf, info)
if m := licenseCommentRE.FindIndex(content); m != nil && m[0] == 0 {
buf.Write(content[:m[0]])
buf.Write(content[m[1]:])
} else {
buf.Write(content)
}
// Write it to the file.
if bytes.Equal(content, buf.Bytes()) {
fmt.Println("skipping (no changes)", info.file)
return
}
fmt.Println("writing", info.ShortLicense(), info.file)
if err := ioutil.WriteFile(info.file, buf.Bytes(), fi.Mode()); err != nil {
log.Fatalf("error writing %s: %v", info.file, err)
}
}
func doLines(cmd *exec.Cmd, f func(string)) error {
stdout, err := cmd.StdoutPipe()
if err != nil {
return err
}
if err := cmd.Start(); err != nil {
return err
}
s := bufio.NewScanner(stdout)
for s.Scan() {
f(s.Text())
}
if s.Err() != nil {
return s.Err()
}
if err := cmd.Wait(); err != nil {
return fmt.Errorf("%v (for %s)", err, strings.Join(cmd.Args, " "))
}
return nil
}

16
cmd/LICENSE Normal file
View file

@ -0,0 +1,16 @@
Copyright (c) 2013-2014, Jeffrey Wilcke. All rights reserved.
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
General Public License for more details.
You should have received a copy of the GNU General Public License
along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
MA 02110-1301 USA

View file

@ -1,20 +1,21 @@
// Copyright 2015 The go-ethereum Authors
// This file is part of go-ethereum.
//
// go-ethereum is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// go-ethereum is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with go-ethereum. If not, see <http://www.gnu.org/licenses/>.
/*
This file is part of go-ethereum
// bootnode runs a bootstrap node for the Ethereum Discovery Protocol.
go-ethereum is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
go-ethereum is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with go-ethereum. If not, see <http://www.gnu.org/licenses/>.
*/
// Command bootnode runs a bootstrap node for the Discovery Protocol.
package main
import (

View file

@ -1,20 +1,3 @@
// Copyright 2015 The go-ethereum Authors
// This file is part of go-ethereum.
//
// go-ethereum is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// go-ethereum is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with go-ethereum. If not, see <http://www.gnu.org/licenses/>.
// disasm is a pretty-printer for EVM bytecode.
package main
import (

View file

@ -1,20 +1,25 @@
// Copyright 2014 The go-ethereum Authors
// This file is part of go-ethereum.
//
// go-ethereum is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// go-ethereum is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with go-ethereum. If not, see <http://www.gnu.org/licenses/>.
/*
This file is part of go-ethereum
go-ethereum is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
go-ethereum is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with go-ethereum. If not, see <http://www.gnu.org/licenses/>.
*/
/**
* @authors:
* Jeffrey Wilcke <i@jev.io>
* Taylor Gerring <taylor.gerring@gmail.com>
*/
// ethtest executes Ethereum JSON tests.
package main
import (
@ -26,7 +31,6 @@ import (
"strings"
"github.com/codegangsta/cli"
"github.com/ethereum/go-ethereum/core/vm"
"github.com/ethereum/go-ethereum/logger/glog"
"github.com/ethereum/go-ethereum/tests"
)
@ -36,8 +40,7 @@ var (
testExtension = ".json"
defaultTest = "all"
defaultDir = "."
allTests = []string{"BlockTests", "StateTests", "TransactionTests", "VMTests", "RLPTests"}
testDirMapping = map[string]string{"BlockTests": "BlockchainTests"}
allTests = []string{"BlockTests", "StateTests", "TransactionTests", "VMTests"}
skipTests = []string{}
TestFlag = cli.StringFlag{
@ -63,10 +66,6 @@ var (
Name: "skip",
Usage: "Tests names to skip",
}
TraceFlag = cli.BoolFlag{
Name: "trace",
Usage: "Enable VM tracing",
}
)
func runTestWithReader(test string, r io.Reader) error {
@ -81,8 +80,6 @@ func runTestWithReader(test string, r io.Reader) error {
err = tests.RunTransactionTestsWithReader(r, skipTests)
case "vm", "vmtest", "vmtests":
err = tests.RunVmTestWithReader(r, skipTests)
case "rlp", "rlptest", "rlptests":
err = tests.RunRLPTestWithReader(r, skipTests)
default:
err = fmt.Errorf("Invalid test type specified: %v", test)
}
@ -141,13 +138,8 @@ func runSuite(test, file string) {
var err error
var files []string
if test == defaultTest {
// check if we have an explicit directory mapping for the test
if _, ok := testDirMapping[curTest]; ok {
files, err = getFiles(filepath.Join(file, testDirMapping[curTest]))
} else {
// otherwise assume test name
files, err = getFiles(filepath.Join(file, curTest))
}
files, err = getFiles(filepath.Join(file, curTest))
} else {
files, err = getFiles(file)
}
@ -178,6 +170,7 @@ func runSuite(test, file string) {
glog.Fatalln(err)
}
}
}
}
}
@ -188,7 +181,6 @@ func setupApp(c *cli.Context) {
continueOnError = c.GlobalBool(ContinueOnErrorFlag.Name)
useStdIn := c.GlobalBool(ReadStdInFlag.Name)
skipTests = strings.Split(c.GlobalString(SkipTestsFlag.Name), " ")
vm.Debug = c.GlobalBool(TraceFlag.Name)
if !useStdIn {
runSuite(flagTest, flagFile)
@ -216,7 +208,6 @@ func main() {
ContinueOnErrorFlag,
ReadStdInFlag,
SkipTestsFlag,
TraceFlag,
}
if err := app.Run(os.Args); err != nil {

View file

@ -1,160 +1,100 @@
// Copyright 2014 The go-ethereum Authors
// This file is part of go-ethereum.
//
// go-ethereum is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// go-ethereum is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with go-ethereum. If not, see <http://www.gnu.org/licenses/>.
/*
This file is part of go-ethereum
go-ethereum is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
go-ethereum is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with go-ethereum. If not, see <http://www.gnu.org/licenses/>.
*/
/**
* @authors
* Jeffrey Wilcke <i@jev.io>
*/
// evm executes EVM code snippets.
package main
import (
"flag"
"fmt"
"log"
"math/big"
"os"
"runtime"
"time"
"github.com/codegangsta/cli"
"github.com/ethereum/go-ethereum/cmd/utils"
"github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/core"
"github.com/ethereum/go-ethereum/core/state"
"github.com/ethereum/go-ethereum/core/types"
"github.com/ethereum/go-ethereum/core/vm"
"github.com/ethereum/go-ethereum/ethdb"
"github.com/ethereum/go-ethereum/logger/glog"
"github.com/ethereum/go-ethereum/logger"
)
var (
app *cli.App
DebugFlag = cli.BoolFlag{
Name: "debug",
Usage: "output full trace logs",
}
ForceJitFlag = cli.BoolFlag{
Name: "forcejit",
Usage: "forces jit compilation",
}
DisableJitFlag = cli.BoolFlag{
Name: "nojit",
Usage: "disabled jit compilation",
}
CodeFlag = cli.StringFlag{
Name: "code",
Usage: "EVM code",
}
GasFlag = cli.StringFlag{
Name: "gas",
Usage: "gas limit for the evm",
Value: "10000000000",
}
PriceFlag = cli.StringFlag{
Name: "price",
Usage: "price set for the evm",
Value: "0",
}
ValueFlag = cli.StringFlag{
Name: "value",
Usage: "value set for the evm",
Value: "0",
}
DumpFlag = cli.BoolFlag{
Name: "dump",
Usage: "dumps the state after the run",
}
InputFlag = cli.StringFlag{
Name: "input",
Usage: "input for the EVM",
}
SysStatFlag = cli.BoolFlag{
Name: "sysstat",
Usage: "display system stats",
}
code = flag.String("code", "", "evm code")
loglevel = flag.Int("log", 4, "log level")
gas = flag.String("gas", "1000000000", "gas amount")
price = flag.String("price", "0", "gas price")
value = flag.String("value", "0", "tx value")
dump = flag.Bool("dump", false, "dump state after run")
data = flag.String("data", "", "data")
)
func init() {
app = utils.NewApp("0.2", "the evm command line interface")
app.Flags = []cli.Flag{
DebugFlag,
ForceJitFlag,
DisableJitFlag,
SysStatFlag,
CodeFlag,
GasFlag,
PriceFlag,
ValueFlag,
DumpFlag,
InputFlag,
}
app.Action = run
func perr(v ...interface{}) {
fmt.Println(v...)
//os.Exit(1)
}
func run(ctx *cli.Context) {
vm.Debug = ctx.GlobalBool(DebugFlag.Name)
vm.ForceJit = ctx.GlobalBool(ForceJitFlag.Name)
vm.EnableJit = !ctx.GlobalBool(DisableJitFlag.Name)
func main() {
flag.Parse()
glog.SetToStderr(true)
logger.AddLogSystem(logger.NewStdLogSystem(os.Stdout, log.LstdFlags, logger.LogLevel(*loglevel)))
vm.Debug = true
db, _ := ethdb.NewMemDatabase()
statedb := state.New(common.Hash{}, db)
sender := statedb.CreateAccount(common.StringToAddress("sender"))
receiver := statedb.CreateAccount(common.StringToAddress("receiver"))
receiver.SetCode(common.Hex2Bytes(ctx.GlobalString(CodeFlag.Name)))
receiver.SetCode(common.Hex2Bytes(*code))
vmenv := NewEnv(statedb, common.StringToAddress("evmuser"), common.Big(ctx.GlobalString(ValueFlag.Name)))
vmenv := NewEnv(statedb, common.StringToAddress("evmuser"), common.Big(*value))
tstart := time.Now()
ret, e := vmenv.Call(
sender,
receiver.Address(),
common.Hex2Bytes(ctx.GlobalString(InputFlag.Name)),
common.Big(ctx.GlobalString(GasFlag.Name)),
common.Big(ctx.GlobalString(PriceFlag.Name)),
common.Big(ctx.GlobalString(ValueFlag.Name)),
)
vmdone := time.Since(tstart)
if ctx.GlobalBool(DumpFlag.Name) {
ret, e := vmenv.Call(sender, receiver.Address(), common.Hex2Bytes(*data), common.Big(*gas), common.Big(*price), common.Big(*value))
logger.Flush()
if e != nil {
perr(e)
}
if *dump {
fmt.Println(string(statedb.Dump()))
}
vm.StdErrFormat(vmenv.StructLogs())
if ctx.GlobalBool(SysStatFlag.Name) {
var mem runtime.MemStats
runtime.ReadMemStats(&mem)
fmt.Printf("vm took %v\n", vmdone)
fmt.Printf(`alloc: %d
var mem runtime.MemStats
runtime.ReadMemStats(&mem)
fmt.Printf("vm took %v\n", time.Since(tstart))
fmt.Printf(`alloc: %d
tot alloc: %d
no. malloc: %d
heap alloc: %d
heap objs: %d
num gc: %d
`, mem.Alloc, mem.TotalAlloc, mem.Mallocs, mem.HeapAlloc, mem.HeapObjects, mem.NumGC)
}
fmt.Printf("OUT: 0x%x", ret)
if e != nil {
fmt.Printf(" error: %v", e)
}
fmt.Println()
}
func main() {
if err := app.Run(os.Args); err != nil {
fmt.Fprintln(os.Stderr, err)
os.Exit(1)
}
fmt.Printf("%x\n", ret)
}
type VMEnv struct {
@ -166,7 +106,7 @@ type VMEnv struct {
depth int
Gas *big.Int
time *big.Int
time int64
logs []vm.StructLog
}
@ -175,7 +115,7 @@ func NewEnv(state *state.StateDB, transactor common.Address, value *big.Int) *VM
state: state,
transactor: &transactor,
value: value,
time: big.NewInt(time.Now().Unix()),
time: time.Now().Unix(),
}
}
@ -183,7 +123,7 @@ func (self *VMEnv) State() *state.StateDB { return self.state }
func (self *VMEnv) Origin() common.Address { return *self.transactor }
func (self *VMEnv) BlockNumber() *big.Int { return common.Big0 }
func (self *VMEnv) Coinbase() common.Address { return *self.transactor }
func (self *VMEnv) Time() *big.Int { return self.time }
func (self *VMEnv) Time() int64 { return self.time }
func (self *VMEnv) Difficulty() *big.Int { return common.Big1 }
func (self *VMEnv) BlockHash() []byte { return make([]byte, 32) }
func (self *VMEnv) Value() *big.Int { return self.value }
@ -206,9 +146,6 @@ func (self *VMEnv) StructLogs() []vm.StructLog {
func (self *VMEnv) AddLog(log *state.Log) {
self.state.AddLog(log)
}
func (self *VMEnv) CanTransfer(from vm.Account, balance *big.Int) bool {
return from.Balance().Cmp(balance) >= 0
}
func (self *VMEnv) Transfer(from, to vm.Account, amount *big.Int) error {
return vm.Transfer(from, to, amount)
}

View file

@ -1,19 +1,3 @@
// Copyright 2015 The go-ethereum Authors
// This file is part of go-ethereum.
//
// go-ethereum is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// go-ethereum is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with go-ethereum. If not, see <http://www.gnu.org/licenses/>.
package main
import (
@ -22,6 +6,7 @@ import (
"github.com/codegangsta/cli"
"github.com/ethereum/go-ethereum/cmd/utils"
"github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/eth"
"github.com/ethereum/go-ethereum/ethdb"
"github.com/ethereum/go-ethereum/tests"
@ -91,6 +76,7 @@ func runBlockTest(ctx *cli.Context) {
if err != nil {
utils.Fatalf("%v", err)
}
defer ethereum.Stop()
if rpc {
fmt.Println("Block Test post state validated, starting RPC interface.")
startEth(ctx, ethereum)
@ -100,32 +86,36 @@ func runBlockTest(ctx *cli.Context) {
}
func runOneBlockTest(ctx *cli.Context, test *tests.BlockTest) (*eth.Ethereum, error) {
// TODO remove in favor of logic contained in tests package
cfg := utils.MakeEthConfig(ClientIdentifier, Version, ctx)
cfg.NewDB = func(path string) (ethdb.Database, error) { return ethdb.NewMemDatabase() }
cfg.NewDB = func(path string) (common.Database, error) { return ethdb.NewMemDatabase() }
cfg.MaxPeers = 0 // disable network
cfg.Shh = false // disable whisper
cfg.NAT = nil // disable port mapping
ethereum, err := eth.New(cfg)
if err != nil {
return nil, err
}
// if err := ethereum.Start(); err != nil {
// return nil, err
// }
// import the genesis block
ethereum.ResetWithGenesisBlock(test.Genesis)
// import pre accounts
_, err = test.InsertPreState(ethereum)
statedb, err := test.InsertPreState(ethereum)
if err != nil {
return ethereum, fmt.Errorf("InsertPreState: %v", err)
}
cm := ethereum.ChainManager()
validBlocks, err := test.TryBlocksInsert(cm)
if err != nil {
if err := test.TryBlocksInsert(ethereum.ChainManager()); err != nil {
return ethereum, fmt.Errorf("Block Test load error: %v", err)
}
newDB := cm.State()
if err := test.ValidatePostState(newDB); err != nil {
if err := test.ValidatePostState(statedb); err != nil {
return ethereum, fmt.Errorf("post state validation failed: %v", err)
}
return ethereum, test.ValidateImportedHeaders(cm, validBlocks)
return ethereum, nil
}

View file

@ -1,19 +1,3 @@
// Copyright 2015 The go-ethereum Authors
// This file is part of go-ethereum.
//
// go-ethereum is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// go-ethereum is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with go-ethereum. If not, see <http://www.gnu.org/licenses/>.
package main
import (
@ -29,7 +13,6 @@ import (
"github.com/ethereum/go-ethereum/core"
"github.com/ethereum/go-ethereum/core/state"
"github.com/ethereum/go-ethereum/core/types"
"github.com/ethereum/go-ethereum/ethdb"
"github.com/ethereum/go-ethereum/logger/glog"
)
@ -75,10 +58,10 @@ func importChain(ctx *cli.Context) {
if len(ctx.Args()) != 1 {
utils.Fatalf("This command requires an argument.")
}
chain, chainDb := utils.MakeChain(ctx)
chain, blockDB, stateDB, extraDB := utils.MakeChain(ctx)
start := time.Now()
err := utils.ImportChain(chain, ctx.Args().First())
chainDb.Close()
closeAll(blockDB, stateDB, extraDB)
if err != nil {
utils.Fatalf("Import error: %v", err)
}
@ -89,7 +72,7 @@ func exportChain(ctx *cli.Context) {
if len(ctx.Args()) < 1 {
utils.Fatalf("This command requires an argument.")
}
chain, _ := utils.MakeChain(ctx)
chain, _, _, _ := utils.MakeChain(ctx)
start := time.Now()
var err error
@ -116,16 +99,17 @@ func exportChain(ctx *cli.Context) {
}
func removeDB(ctx *cli.Context) {
confirm, err := utils.PromptConfirm("Remove local database?")
confirm, err := utils.PromptConfirm("Remove local databases?")
if err != nil {
utils.Fatalf("%v", err)
}
if confirm {
fmt.Println("Removing chaindata...")
fmt.Println("Removing chain and state databases...")
start := time.Now()
os.RemoveAll(filepath.Join(ctx.GlobalString(utils.DataDirFlag.Name), "chaindata"))
os.RemoveAll(filepath.Join(ctx.GlobalString(utils.DataDirFlag.Name), "blockchain"))
os.RemoveAll(filepath.Join(ctx.GlobalString(utils.DataDirFlag.Name), "state"))
fmt.Printf("Removed in %v\n", time.Since(start))
} else {
@ -136,8 +120,8 @@ func removeDB(ctx *cli.Context) {
func upgradeDB(ctx *cli.Context) {
glog.Infoln("Upgrading blockchain database")
chain, chainDb := utils.MakeChain(ctx)
v, _ := chainDb.Get([]byte("BlockchainVersion"))
chain, blockDB, stateDB, extraDB := utils.MakeChain(ctx)
v, _ := blockDB.Get([]byte("BlockchainVersion"))
bcVersion := int(common.NewValue(v).Uint())
if bcVersion == 0 {
bcVersion = core.BlockChainVersion
@ -149,14 +133,15 @@ func upgradeDB(ctx *cli.Context) {
if err := utils.ExportChain(chain, exportFile); err != nil {
utils.Fatalf("Unable to export chain for reimport %s", err)
}
chainDb.Close()
os.RemoveAll(filepath.Join(ctx.GlobalString(utils.DataDirFlag.Name), "chaindata"))
closeAll(blockDB, stateDB, extraDB)
os.RemoveAll(filepath.Join(ctx.GlobalString(utils.DataDirFlag.Name), "blockchain"))
os.RemoveAll(filepath.Join(ctx.GlobalString(utils.DataDirFlag.Name), "state"))
// Import the chain file.
chain, chainDb = utils.MakeChain(ctx)
chainDb.Put([]byte("BlockchainVersion"), common.NewValue(core.BlockChainVersion).Bytes())
chain, blockDB, stateDB, extraDB = utils.MakeChain(ctx)
blockDB.Put([]byte("BlockchainVersion"), common.NewValue(core.BlockChainVersion).Bytes())
err := utils.ImportChain(chain, exportFile)
chainDb.Close()
closeAll(blockDB, stateDB, extraDB)
if err != nil {
utils.Fatalf("Import error %v (a backup is made in %s, use the import command to import it)", err, exportFile)
} else {
@ -166,7 +151,7 @@ func upgradeDB(ctx *cli.Context) {
}
func dump(ctx *cli.Context) {
chain, chainDb := utils.MakeChain(ctx)
chain, _, stateDB, _ := utils.MakeChain(ctx)
for _, arg := range ctx.Args() {
var block *types.Block
if hashish(arg) {
@ -179,11 +164,10 @@ func dump(ctx *cli.Context) {
fmt.Println("{}")
utils.Fatalf("block not found")
} else {
state := state.New(block.Root(), chainDb)
state := state.New(block.Root(), stateDB)
fmt.Printf("%s\n", state.Dump())
}
}
chainDb.Close()
}
// hashish returns true for strings that look like hashes.
@ -192,7 +176,7 @@ func hashish(x string) bool {
return err != nil
}
func closeAll(dbs ...ethdb.Database) {
func closeAll(dbs ...common.Database) {
for _, db := range dbs {
db.Close()
}

6
cmd/geth/contracts.go Normal file
View file

@ -0,0 +1,6 @@
package main
var (
globalRegistrar = `var GlobalRegistrar = web3.eth.contract([{"constant":true,"inputs":[{"name":"_owner","type":"address"}],"name":"name","outputs":[{"name":"o_name","type":"bytes32"}],"type":"function"},{"constant":true,"inputs":[{"name":"_name","type":"bytes32"}],"name":"owner","outputs":[{"name":"","type":"address"}],"type":"function"},{"constant":true,"inputs":[{"name":"_name","type":"bytes32"}],"name":"content","outputs":[{"name":"","type":"bytes32"}],"type":"function"},{"constant":true,"inputs":[{"name":"_name","type":"bytes32"}],"name":"addr","outputs":[{"name":"","type":"address"}],"type":"function"},{"constant":false,"inputs":[{"name":"_name","type":"bytes32"}],"name":"reserve","outputs":[],"type":"function"},{"constant":true,"inputs":[{"name":"_name","type":"bytes32"}],"name":"subRegistrar","outputs":[{"name":"o_subRegistrar","type":"address"}],"type":"function"},{"constant":false,"inputs":[{"name":"_name","type":"bytes32"},{"name":"_newOwner","type":"address"}],"name":"transfer","outputs":[],"type":"function"},{"constant":false,"inputs":[{"name":"_name","type":"bytes32"},{"name":"_registrar","type":"address"}],"name":"setSubRegistrar","outputs":[],"type":"function"},{"constant":false,"inputs":[],"name":"Registrar","outputs":[],"type":"function"},{"constant":false,"inputs":[{"name":"_name","type":"bytes32"},{"name":"_a","type":"address"},{"name":"_primary","type":"bool"}],"name":"setAddress","outputs":[],"type":"function"},{"constant":false,"inputs":[{"name":"_name","type":"bytes32"},{"name":"_content","type":"bytes32"}],"name":"setContent","outputs":[],"type":"function"},{"constant":false,"inputs":[{"name":"_name","type":"bytes32"}],"name":"disown","outputs":[],"type":"function"},{"constant":true,"inputs":[{"name":"_name","type":"bytes32"}],"name":"register","outputs":[{"name":"","type":"address"}],"type":"function"},{"anonymous":false,"inputs":[{"indexed":true,"name":"name","type":"bytes32"}],"name":"Changed","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"name":"name","type":"bytes32"},{"indexed":true,"name":"addr","type":"address"}],"name":"PrimaryChanged","type":"event"}]);`
globalRegistrarAddr = "0xc6d9d2cd449a754c494264e1809c50e34d64562b"
)

View file

@ -1,18 +1,19 @@
// Copyright 2014 The go-ethereum Authors
// This file is part of go-ethereum.
// Copyright (c) 2013-2014, Jeffrey Wilcke. All rights reserved.
//
// go-ethereum is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU General Public
// License as published by the Free Software Foundation; either
// version 2.1 of the License, or (at your option) any later version.
//
// go-ethereum is distributed in the hope that it will be useful,
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with go-ethereum. If not, see <http://www.gnu.org/licenses/>.
// along with this library; if not, write to the Free Software
// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
// MA 02110-1301 USA
package main
@ -23,7 +24,6 @@ import (
"os"
"os/signal"
"path/filepath"
"regexp"
"strings"
"sort"
@ -32,23 +32,18 @@ import (
"github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/common/docserver"
"github.com/ethereum/go-ethereum/common/natspec"
"github.com/ethereum/go-ethereum/common/registrar"
"github.com/ethereum/go-ethereum/eth"
re "github.com/ethereum/go-ethereum/jsre"
"github.com/ethereum/go-ethereum/rpc"
"github.com/ethereum/go-ethereum/rpc/api"
"github.com/ethereum/go-ethereum/rpc/codec"
"github.com/ethereum/go-ethereum/rpc/comms"
"github.com/ethereum/go-ethereum/rpc/shared"
"github.com/ethereum/go-ethereum/xeth"
"github.com/peterh/liner"
"github.com/robertkrimen/otto"
"github.com/ethereum/go-ethereum/rpc/shared"
)
var passwordRegexp = regexp.MustCompile("personal.[nu]")
const passwordRepl = ""
type prompter interface {
AppendHistory(string)
Prompt(p string) (string, error)
@ -74,7 +69,6 @@ func (r dumbterm) PasswordPrompt(p string) (string, error) {
func (r dumbterm) AppendHistory(string) {}
type jsre struct {
ds *docserver.DocServer
re *re.JSRE
ethereum *eth.Ethereum
xeth *xeth.XEth
@ -121,7 +115,7 @@ func keywordCompleter(line string) []string {
}
func apiWordCompleter(line string, pos int) (head string, completions []string, tail string) {
if len(line) == 0 || pos == 0 {
if len(line) == 0 {
return "", nil, ""
}
@ -145,15 +139,18 @@ func apiWordCompleter(line string, pos int) (head string, completions []string,
return begin, completionWords, end
}
func newLightweightJSRE(libPath string, client comms.EthereumClient, interactive bool) *jsre {
func newLightweightJSRE(libPath string, client comms.EthereumClient, interactive bool, f xeth.Frontend) *jsre {
js := &jsre{ps1: "> "}
js.wait = make(chan *big.Int)
js.client = client
js.ds = docserver.New("/")
if f == nil {
f = js
}
// update state in separare forever blocks
js.re = re.New(libPath)
if err := js.apiBindings(js); err != nil {
if err := js.apiBindings(f); err != nil {
utils.Fatalf("Unable to initialize console - %v", err)
}
@ -183,7 +180,6 @@ func newJSRE(ethereum *eth.Ethereum, libPath, corsDomain string, client comms.Et
if f == nil {
f = js
}
js.ds = docserver.New("/")
js.xeth = xeth.New(ethereum, f)
js.wait = js.xeth.UpdateState()
js.client = client
@ -228,10 +224,15 @@ func (self *jsre) loadAutoCompletion() {
}
func (self *jsre) batch(statement string) {
err := self.re.EvalAndPrettyPrint(statement)
val, err := self.re.Run(statement)
if err != nil {
fmt.Printf("error: %v", err)
} else if val.IsDefined() && val.IsObject() {
obj, _ := self.re.Get("ret_result")
fmt.Printf("%v", obj)
} else if val.IsDefined() {
fmt.Printf("%v", val)
}
if self.atexit != nil {
@ -243,22 +244,22 @@ func (self *jsre) batch(statement string) {
// show summary of current geth instance
func (self *jsre) welcome() {
self.re.Run(`
(function () {
console.log('instance: ' + web3.version.client);
console.log(' datadir: ' + admin.datadir);
console.log("coinbase: " + eth.coinbase);
var ts = 1000 * eth.getBlock(eth.blockNumber).timestamp;
console.log("at block: " + eth.blockNumber + " (" + new Date(ts) + ")");
})();
`)
self.re.Eval(`console.log('instance: ' + web3.version.client);`)
self.re.Eval(`console.log(' datadir: ' + admin.datadir);`)
self.re.Eval(`console.log("coinbase: " + eth.coinbase);`)
self.re.Eval(`var lastBlockTimestamp = 1000 * eth.getBlock(eth.blockNumber).timestamp`)
self.re.Eval(`console.log("at block: " + eth.blockNumber + " (" + new Date(lastBlockTimestamp).toLocaleDateString()
+ " " + new Date(lastBlockTimestamp).toLocaleTimeString() + ")");`)
if modules, err := self.supportedApis(); err == nil {
loadedModules := make([]string, 0)
for api, version := range modules {
loadedModules = append(loadedModules, fmt.Sprintf("%s:%s", api, version))
}
sort.Strings(loadedModules)
fmt.Println("modules:", strings.Join(loadedModules, " "))
self.re.Eval(fmt.Sprintf("var modules = '%s';", strings.Join(loadedModules, " ")))
self.re.Eval(`console.log(" modules: " + modules);`)
}
}
@ -282,7 +283,7 @@ func (js *jsre) apiBindings(f xeth.Frontend) error {
utils.Fatalf("Unable to determine supported api's: %v", err)
}
jeth := rpc.NewJeth(api.Merge(apiImpl...), js.re, js.client, f)
jeth := rpc.NewJeth(api.Merge(apiImpl...), js.re, js.client)
js.re.Set("jeth", struct{}{})
t, _ := js.re.Get("jeth")
jethObj := t.Object()
@ -300,12 +301,12 @@ func (js *jsre) apiBindings(f xeth.Frontend) error {
utils.Fatalf("Error loading web3.js: %v", err)
}
_, err = js.re.Run("var web3 = require('web3');")
_, err = js.re.Eval("var web3 = require('web3');")
if err != nil {
utils.Fatalf("Error requiring web3: %v", err)
}
_, err = js.re.Run("web3.setProvider(jeth)")
_, err = js.re.Eval("web3.setProvider(jeth)")
if err != nil {
utils.Fatalf("Error setting web3 provider: %v", err)
}
@ -324,19 +325,21 @@ func (js *jsre) apiBindings(f xeth.Frontend) error {
}
}
_, err = js.re.Run(shortcuts)
_, err = js.re.Eval(shortcuts)
if err != nil {
utils.Fatalf("Error setting namespaces: %v", err)
}
js.re.Run(`var GlobalRegistrar = eth.contract(` + registrar.GlobalRegistrarAbi + `); registrar = GlobalRegistrar.at("` + registrar.GlobalRegistrarAddr + `");`)
js.re.Eval(globalRegistrar + "registrar = GlobalRegistrar.at(\"" + globalRegistrarAddr + "\");")
return nil
}
var ds, _ = docserver.New("/")
func (self *jsre) ConfirmTransaction(tx string) bool {
if self.ethereum.NatSpec {
notice := natspec.GetNotice(self.xeth, tx, self.ds)
notice := natspec.GetNotice(self.xeth, tx, ds)
fmt.Println(notice)
answer, _ := self.Prompt("Confirm Transaction [y/n]")
return strings.HasPrefix(strings.Trim(answer, " "), "y")
@ -378,11 +381,6 @@ func (self *jsre) interactive() {
for {
line, err := self.Prompt(<-prompt)
if err != nil {
if err == liner.ErrPromptAborted { // ctrl-C
self.resetPrompt()
inputln <- ""
continue
}
return
}
inputln <- line
@ -414,10 +412,8 @@ func (self *jsre) interactive() {
str += input + "\n"
self.setIndent()
if indentCount <= 0 {
hist := hidepassword(str[:len(str)-1])
if len(hist) > 0 {
self.AppendHistory(hist)
}
hist := str[:len(str)-1]
self.AppendHistory(hist)
self.parseInput(str)
str = ""
}
@ -425,14 +421,6 @@ func (self *jsre) interactive() {
}
}
func hidepassword(input string) string {
if passwordRegexp.MatchString(input) {
return passwordRepl
} else {
return input
}
}
func (self *jsre) withHistory(op func(*os.File)) {
datadir := common.DefaultDataDir()
if self.ethereum != nil {
@ -454,7 +442,8 @@ func (self *jsre) parseInput(code string) {
fmt.Println("[native] error", r)
}
}()
if err := self.re.EvalAndPrettyPrint(code); err != nil {
value, err := self.re.Run(code)
if err != nil {
if ottoErr, ok := err.(*otto.Error); ok {
fmt.Println(ottoErr.String())
} else {
@ -462,17 +451,12 @@ func (self *jsre) parseInput(code string) {
}
return
}
self.printValue(value)
}
var indentCount = 0
var str = ""
func (self *jsre) resetPrompt() {
indentCount = 0
str = ""
self.ps1 = "> "
}
func (self *jsre) setIndent() {
open := strings.Count(str, "{")
open += strings.Count(str, "(")
@ -486,3 +470,10 @@ func (self *jsre) setIndent() {
self.ps1 += " "
}
}
func (self *jsre) printValue(v interface{}) {
val, err := self.re.PrettyPrint(v)
if err == nil {
fmt.Printf("%v", val)
}
}

View file

@ -1,45 +1,27 @@
// Copyright 2015 The go-ethereum Authors
// This file is part of go-ethereum.
//
// go-ethereum is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// go-ethereum is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with go-ethereum. If not, see <http://www.gnu.org/licenses/>.
package main
import (
"fmt"
"io/ioutil"
"math/big"
"os"
"path/filepath"
"regexp"
"runtime"
"strconv"
"testing"
"time"
"github.com/ethereum/go-ethereum/accounts"
"github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/common/compiler"
"github.com/ethereum/go-ethereum/common/docserver"
"github.com/ethereum/go-ethereum/common/natspec"
"github.com/ethereum/go-ethereum/common/registrar"
"github.com/ethereum/go-ethereum/common/resolver"
"github.com/ethereum/go-ethereum/core"
"github.com/ethereum/go-ethereum/core/state"
"github.com/ethereum/go-ethereum/crypto"
"github.com/ethereum/go-ethereum/eth"
"github.com/ethereum/go-ethereum/ethdb"
"github.com/ethereum/go-ethereum/rpc/codec"
"github.com/ethereum/go-ethereum/rpc/comms"
"github.com/ethereum/go-ethereum/rpc/codec"
)
const (
@ -61,6 +43,7 @@ var (
type testjethre struct {
*jsre
stateDb *state.StateDB
lastConfirm string
ds *docserver.DocServer
}
@ -81,34 +64,24 @@ func (self *testjethre) ConfirmTransaction(tx string) bool {
}
func testJEthRE(t *testing.T) (string, *testjethre, *eth.Ethereum) {
return testREPL(t, nil)
}
func testREPL(t *testing.T, config func(*eth.Config)) (string, *testjethre, *eth.Ethereum) {
tmp, err := ioutil.TempDir("", "geth-test")
if err != nil {
t.Fatal(err)
}
db, _ := ethdb.NewMemDatabase()
// set up mock genesis with balance on the testAddress
core.GenesisAccounts = []byte(testGenesis)
core.WriteGenesisBlockForTesting(db, core.GenesisAccount{common.HexToAddress(testAddress), common.String2Big(testBalance)})
ks := crypto.NewKeyStorePlain(filepath.Join(tmp, "keystore"))
am := accounts.NewManager(ks)
conf := &eth.Config{
ethereum, err := eth.New(&eth.Config{
NodeKey: testNodeKey,
DataDir: tmp,
AccountManager: am,
MaxPeers: 0,
Name: "test",
SolcPath: testSolcPath,
PowTest: true,
NewDB: func(path string) (ethdb.Database, error) { return db, nil },
}
if config != nil {
config(conf)
}
ethereum, err := eth.New(conf)
})
if err != nil {
t.Fatal("%v", err)
}
@ -129,23 +102,31 @@ func testREPL(t *testing.T, config func(*eth.Config)) (string, *testjethre, *eth
}
assetPath := filepath.Join(os.Getenv("GOPATH"), "src", "github.com", "ethereum", "go-ethereum", "cmd", "mist", "assets", "ext")
ds, err := docserver.New("/")
if err != nil {
t.Errorf("Error creating DocServer: %v", err)
}
tf := &testjethre{ds: ds, stateDb: ethereum.ChainManager().State().Copy()}
client := comms.NewInProcClient(codec.JSON)
ds := docserver.New("/")
tf := &testjethre{ds: ds}
repl := newJSRE(ethereum, assetPath, "", client, false, tf)
tf.jsre = repl
return tmp, tf, ethereum
}
// this line below is needed for transaction to be applied to the state in testing
// the heavy lifing is done in XEth.ApplyTestTxs
// this is fragile, overwriting xeth will result in
// process leaking since xeth loops cannot quit safely
// should be replaced by proper mining with testDAG for easy full integration tests
// txc, self.xeth = self.xeth.ApplyTestTxs(self.xeth.repl.stateDb, coinbase, txc)
func TestNodeInfo(t *testing.T) {
t.Skip("broken after p2p update")
tmp, repl, ethereum := testJEthRE(t)
if err := ethereum.Start(); err != nil {
t.Fatalf("error starting ethereum: %v", err)
}
defer ethereum.Stop()
defer os.RemoveAll(tmp)
want := `{"DiscPort":0,"IP":"0.0.0.0","ListenAddr":"","Name":"test","NodeID":"4cb2fc32924e94277bf94b5e4c983beedb2eabd5a0bc941db32202735c6625d020ca14a5963d1738af43b6ac0a711d61b1a06de931a499fe2aa0b1a132a902b5","NodeUrl":"enode://4cb2fc32924e94277bf94b5e4c983beedb2eabd5a0bc941db32202735c6625d020ca14a5963d1738af43b6ac0a711d61b1a06de931a499fe2aa0b1a132a902b5@0.0.0.0:0","TCPPort":0,"Td":"131072"}`
checkEvalJSON(t, repl, `admin.nodeInfo`, want)
}
@ -160,6 +141,7 @@ func TestAccounts(t *testing.T) {
checkEvalJSON(t, repl, `eth.accounts`, `["`+testAddress+`"]`)
checkEvalJSON(t, repl, `eth.coinbase`, `"`+testAddress+`"`)
val, err := repl.re.Run(`personal.newAccount("password")`)
if err != nil {
t.Errorf("expected no error, got %v", err)
@ -169,8 +151,9 @@ func TestAccounts(t *testing.T) {
t.Errorf("address not hex: %q", addr)
}
checkEvalJSON(t, repl, `eth.accounts`, `["`+testAddress+`","`+addr+`"]`)
// skip until order fixed #824
// checkEvalJSON(t, repl, `eth.accounts`, `["`+testAddress+`", "`+addr+`"]`)
// checkEvalJSON(t, repl, `eth.coinbase`, `"`+testAddress+`"`)
}
func TestBlockChain(t *testing.T) {
@ -273,12 +256,8 @@ func TestSignature(t *testing.T) {
}
func TestContract(t *testing.T) {
t.Skip("contract testing is implemented with mining in ethash test mode. This takes about 7seconds to run. Unskip and run on demand")
coinbase := common.HexToAddress(testAddress)
tmp, repl, ethereum := testREPL(t, func(conf *eth.Config) {
conf.Etherbase = coinbase
conf.PowTest = true
})
t.Skip()
tmp, repl, ethereum := testJEthRE(t)
if err := ethereum.Start(); err != nil {
t.Errorf("error starting ethereum: %v", err)
return
@ -286,26 +265,12 @@ func TestContract(t *testing.T) {
defer ethereum.Stop()
defer os.RemoveAll(tmp)
reg := registrar.New(repl.xeth)
_, err := reg.SetGlobalRegistrar("", coinbase)
if err != nil {
t.Errorf("error setting HashReg: %v", err)
}
_, err = reg.SetHashReg("", coinbase)
if err != nil {
t.Errorf("error setting HashReg: %v", err)
}
_, err = reg.SetUrlHint("", coinbase)
if err != nil {
t.Errorf("error setting HashReg: %v", err)
}
/* TODO:
* lookup receipt and contract addresses by tx hash
* name registration for HashReg and UrlHint addresses
* mine those transactions
* then set once more SetHashReg SetUrlHint
*/
var txc uint64
coinbase := common.HexToAddress(testAddress)
resolver.New(repl.xeth).CreateContracts(coinbase)
// time.Sleep(1000 * time.Millisecond)
// checkEvalJSON(t, repl, `eth.getBlock("pending", true).transactions.length`, `2`)
source := `contract test {\n` +
" /// @notice Will multiply `a` by 7." + `\n` +
` function multiply(uint a) returns(uint d) {\n` +
@ -313,20 +278,14 @@ func TestContract(t *testing.T) {
` }\n` +
`}\n`
if checkEvalJSON(t, repl, `admin.stopNatSpec()`, `true`) != nil {
return
}
checkEvalJSON(t, repl, `admin.contractInfo.stop()`, `true`)
contractInfo, err := ioutil.ReadFile("info_test.json")
if err != nil {
t.Fatalf("%v", err)
}
if checkEvalJSON(t, repl, `primary = eth.accounts[0]`, `"`+testAddress+`"`) != nil {
return
}
if checkEvalJSON(t, repl, `source = "`+source+`"`, `"`+source+`"`) != nil {
return
}
checkEvalJSON(t, repl, `primary = eth.accounts[0]`, `"`+testAddress+`"`)
checkEvalJSON(t, repl, `source = "`+source+`"`, `"`+source+`"`)
// if solc is found with right version, test it, otherwise read from file
sol, err := compiler.New("")
@ -346,160 +305,69 @@ func TestContract(t *testing.T) {
t.Errorf("%v", err)
}
} else {
if checkEvalJSON(t, repl, `contract = eth.compile.solidity(source).test`, string(contractInfo)) != nil {
return
}
checkEvalJSON(t, repl, `contract = eth.compile.solidity(source).test`, string(contractInfo))
}
if checkEvalJSON(t, repl, `contract.code`, `"0x605880600c6000396000f3006000357c010000000000000000000000000000000000000000000000000000000090048063c6888fa114602e57005b603d6004803590602001506047565b8060005260206000f35b60006007820290506053565b91905056"`) != nil {
return
}
checkEvalJSON(t, repl, `contract.code`, `"0x605880600c6000396000f3006000357c010000000000000000000000000000000000000000000000000000000090048063c6888fa114602e57005b603d6004803590602001506047565b8060005260206000f35b60006007820290506053565b91905056"`)
if checkEvalJSON(
checkEvalJSON(
t, repl,
`contractaddress = eth.sendTransaction({from: primary, data: contract.code})`,
`"0x46d69d55c3c4b86a924a92c9fc4720bb7bce1d74"`,
) != nil {
return
}
if !processTxs(repl, t, 8) {
return
}
`contractaddress = eth.sendTransaction({from: primary, data: contract.code })`,
`"0x5dcaace5982778b409c524873b319667eba5d074"`,
)
callSetup := `abiDef = JSON.parse('[{"constant":false,"inputs":[{"name":"a","type":"uint256"}],"name":"multiply","outputs":[{"name":"d","type":"uint256"}],"type":"function"}]');
Multiply7 = eth.contract(abiDef);
multiply7 = Multiply7.at(contractaddress);
`
// time.Sleep(1500 * time.Millisecond)
_, err = repl.re.Run(callSetup)
if err != nil {
t.Errorf("unexpected error setting up contract, got %v", err)
return
}
// checkEvalJSON(t, repl, `eth.getBlock("pending", true).transactions.length`, `3`)
// why is this sometimes failing?
// checkEvalJSON(t, repl, `multiply7.multiply.call(6)`, `42`)
expNotice := ""
if repl.lastConfirm != expNotice {
t.Errorf("incorrect confirmation message: expected %v, got %v", expNotice, repl.lastConfirm)
return
}
if checkEvalJSON(t, repl, `admin.startNatSpec()`, `true`) != nil {
return
}
if checkEvalJSON(t, repl, `multiply7.multiply.sendTransaction(6, { from: primary })`, `"0x4ef9088431a8033e4580d00e4eb2487275e031ff4163c7529df0ef45af17857b"`) != nil {
return
}
txc, repl.xeth = repl.xeth.ApplyTestTxs(repl.stateDb, coinbase, txc)
if !processTxs(repl, t, 1) {
return
}
expNotice = `About to submit transaction (no NatSpec info found for contract: content hash not found for '0x87e2802265838c7f14bb69eecd2112911af6767907a702eeaa445239fb20711b'): {"params":[{"to":"0x46d69d55c3c4b86a924a92c9fc4720bb7bce1d74","data": "0xc6888fa10000000000000000000000000000000000000000000000000000000000000006"}]}`
checkEvalJSON(t, repl, `admin.contractInfo.start()`, `true`)
checkEvalJSON(t, repl, `multiply7.multiply.sendTransaction(6, { from: primary, gas: "1000000", gasPrice: "100000" })`, `undefined`)
expNotice = `About to submit transaction (no NatSpec info found for contract: content hash not found for '0x87e2802265838c7f14bb69eecd2112911af6767907a702eeaa445239fb20711b'): {"params":[{"to":"0x5dcaace5982778b409c524873b319667eba5d074","data": "0xc6888fa10000000000000000000000000000000000000000000000000000000000000006"}]}`
if repl.lastConfirm != expNotice {
t.Errorf("incorrect confirmation message: expected\n%v, got\n%v", expNotice, repl.lastConfirm)
return
t.Errorf("incorrect confirmation message: expected %v, got %v", expNotice, repl.lastConfirm)
}
var contentHash = `"0x86d2b7cf1e72e9a7a3f8d96601f0151742a2f780f1526414304fbe413dc7f9bd"`
if sol != nil && solcVersion != sol.Version() {
var contenthash = `"0x86d2b7cf1e72e9a7a3f8d96601f0151742a2f780f1526414304fbe413dc7f9bd"`
if sol != nil {
modContractInfo := versionRE.ReplaceAll(contractInfo, []byte(`"compilerVersion":"`+sol.Version()+`"`))
fmt.Printf("modified contractinfo:\n%s\n", modContractInfo)
contentHash = `"` + common.ToHex(crypto.Sha3([]byte(modContractInfo))) + `"`
_ = modContractInfo
// contenthash = crypto.Sha3(modContractInfo)
}
if checkEvalJSON(t, repl, `filename = "/tmp/info.json"`, `"/tmp/info.json"`) != nil {
return
}
if checkEvalJSON(t, repl, `contentHash = admin.saveInfo(contract.info, filename)`, contentHash) != nil {
return
}
if checkEvalJSON(t, repl, `admin.register(primary, contractaddress, contentHash)`, `true`) != nil {
return
}
if checkEvalJSON(t, repl, `admin.registerUrl(primary, contentHash, "file://"+filename)`, `true`) != nil {
return
checkEvalJSON(t, repl, `filename = "/tmp/info.json"`, `"/tmp/info.json"`)
checkEvalJSON(t, repl, `contenthash = admin.contractInfo.register(primary, contractaddress, contract, filename)`, contenthash)
checkEvalJSON(t, repl, `admin.contractInfo.registerUrl(primary, contenthash, "file://"+filename)`, `true`)
if err != nil {
t.Errorf("unexpected error registering, got %v", err)
}
if checkEvalJSON(t, repl, `admin.startNatSpec()`, `true`) != nil {
return
}
checkEvalJSON(t, repl, `admin.contractInfo.start()`, `true`)
if !processTxs(repl, t, 3) {
return
}
if checkEvalJSON(t, repl, `multiply7.multiply.sendTransaction(6, { from: primary })`, `"0x66d7635c12ad0b231e66da2f987ca3dfdca58ffe49c6442aa55960858103fd0c"`) != nil {
return
}
if !processTxs(repl, t, 1) {
return
}
// update state
txc, repl.xeth = repl.xeth.ApplyTestTxs(repl.stateDb, coinbase, txc)
checkEvalJSON(t, repl, `multiply7.multiply.sendTransaction(6, { from: primary, gas: "1000000", gasPrice: "100000" })`, `undefined`)
expNotice = "Will multiply 6 by 7."
if repl.lastConfirm != expNotice {
t.Errorf("incorrect confirmation message: expected\n%v, got\n%v", expNotice, repl.lastConfirm)
return
}
}
func pendingTransactions(repl *testjethre, t *testing.T) (txc int64, err error) {
txs := repl.ethereum.TxPool().GetTransactions()
return int64(len(txs)), nil
}
func processTxs(repl *testjethre, t *testing.T, expTxc int) bool {
var txc int64
var err error
for i := 0; i < 50; i++ {
txc, err = pendingTransactions(repl, t)
if err != nil {
t.Errorf("unexpected error checking pending transactions: %v", err)
return false
}
if expTxc < int(txc) {
t.Errorf("too many pending transactions: expected %v, got %v", expTxc, txc)
return false
} else if expTxc == int(txc) {
break
}
time.Sleep(100 * time.Millisecond)
}
if int(txc) != expTxc {
t.Errorf("incorrect number of pending transactions, expected %v, got %v", expTxc, txc)
return false
t.Errorf("incorrect confirmation message: expected %v, got %v", expNotice, repl.lastConfirm)
}
err = repl.ethereum.StartMining(runtime.NumCPU())
if err != nil {
t.Errorf("unexpected error mining: %v", err)
return false
}
defer repl.ethereum.StopMining()
timer := time.NewTimer(100 * time.Second)
height := new(big.Int).Add(repl.xeth.CurrentBlock().Number(), big.NewInt(1))
repl.wait <- height
select {
case <-timer.C:
// if times out make sure the xeth loop does not block
go func() {
select {
case repl.wait <- nil:
case <-repl.wait:
}
}()
case <-repl.wait:
}
txc, err = pendingTransactions(repl, t)
if err != nil {
t.Errorf("unexpected error checking pending transactions: %v", err)
return false
}
if txc != 0 {
t.Errorf("%d trasactions were not mined", txc)
return false
}
return true
}
func checkEvalJSON(t *testing.T, re *testjethre, expr, want string) error {

View file

@ -1,24 +1,28 @@
// Copyright 2014 The go-ethereum Authors
// This file is part of go-ethereum.
//
// go-ethereum is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// go-ethereum is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with go-ethereum. If not, see <http://www.gnu.org/licenses/>.
/*
This file is part of go-ethereum
// geth is the official command-line client for Ethereum.
go-ethereum is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
go-ethereum is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with go-ethereum. If not, see <http://www.gnu.org/licenses/>.
*/
/**
* @authors
* Jeffrey Wilcke <i@jev.io>
*/
package main
import (
"fmt"
"io"
"io/ioutil"
_ "net/http/pprof"
"os"
@ -33,36 +37,24 @@ import (
"github.com/ethereum/go-ethereum/accounts"
"github.com/ethereum/go-ethereum/cmd/utils"
"github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/core"
"github.com/ethereum/go-ethereum/core/types"
"github.com/ethereum/go-ethereum/eth"
"github.com/ethereum/go-ethereum/ethdb"
"github.com/ethereum/go-ethereum/logger"
"github.com/ethereum/go-ethereum/logger/glog"
"github.com/ethereum/go-ethereum/metrics"
"github.com/ethereum/go-ethereum/params"
"github.com/ethereum/go-ethereum/rlp"
"github.com/ethereum/go-ethereum/rpc/codec"
"github.com/ethereum/go-ethereum/rpc/comms"
"github.com/mattn/go-colorable"
"github.com/mattn/go-isatty"
)
const (
ClientIdentifier = "Geth"
Version = "1.2.3"
VersionMajor = 1
VersionMinor = 2
VersionPatch = 3
Version = "0.9.34"
)
var (
gitCommit string // set via linker flagg
gitCommit string // set via linker flag
nodeNameVersion string
app *cli.App
ExtraDataFlag = cli.StringFlag{
Name: "extradata",
Usage: "Extra data for the miner",
}
)
func init() {
@ -76,18 +68,6 @@ func init() {
app.Action = run
app.HideVersion = true // we have a command to print the version
app.Commands = []cli.Command{
{
Action: blockRecovery,
Name: "recover",
Usage: "attempts to recover a corrupted database by setting a new block by number or hash. See help recover.",
Description: `
The recover commands will attempt to read out the last
block based on that.
recover #number recovers by number
recover <hex> recovers by hash
`,
},
blocktestCommand,
importCommand,
exportCommand,
@ -157,12 +137,9 @@ Note that exporting your key in unencrypted format is NOT supported.
Keys are stored under <DATADIR>/keys.
It is safe to transfer the entire directory or the individual keys therein
between ethereum nodes by simply copying.
between ethereum nodes.
Make sure you backup your keys regularly.
In order to use your account to send transactions, you need to unlock them using the
'--unlock' option. The argument is a comma
And finally. DO NOT FORGET YOUR PASSWORD.
`,
Subcommands: []cli.Command{
@ -193,33 +170,6 @@ Note, this is meant to be used for testing only, it is a bad idea to save your
password to file or expose in any other way.
`,
},
{
Action: accountUpdate,
Name: "update",
Usage: "update an existing account",
Description: `
ethereum account update <address>
Update an existing account.
The account is saved in the newest version in encrypted format, you are prompted
for a passphrase to unlock the account and another to save the updated file.
This same command can therefore be used to migrate an account of a deprecated
format to the newest format or change the password for an account.
For non-interactive use the passphrase can be specified with the --password flag:
ethereum --password <passwordfile> account new
Since only one password can be given, only format update can be performed,
changing your password is only possible interactively.
Note that account update has the a side effect that the order of your accounts
changes.
`,
},
{
Action: accountImport,
Name: "import",
@ -283,13 +233,10 @@ JavaScript API. See https://github.com/ethereum/go-ethereum/wiki/Javascipt-Conso
utils.IdentityFlag,
utils.UnlockedAccountFlag,
utils.PasswordFileFlag,
utils.GenesisFileFlag,
utils.GenesisNonceFlag,
utils.BootnodesFlag,
utils.DataDirFlag,
utils.BlockchainVersionFlag,
utils.OlympicFlag,
utils.EthVersionFlag,
utils.CacheFlag,
utils.JSpathFlag,
utils.ListenPortFlag,
utils.MaxPeersFlag,
@ -313,11 +260,8 @@ JavaScript API. See https://github.com/ethereum/go-ethereum/wiki/Javascipt-Conso
utils.IPCPathFlag,
utils.ExecFlag,
utils.WhisperEnabledFlag,
utils.DevModeFlag,
utils.VMDebugFlag,
utils.VMForceJitFlag,
utils.VMJitCacheFlag,
utils.VMEnableJitFlag,
utils.ProtocolVersionFlag,
utils.NetworkIdFlag,
utils.RPCCORSDomainFlag,
utils.VerbosityFlag,
@ -336,12 +280,9 @@ JavaScript API. See https://github.com/ethereum/go-ethereum/wiki/Javascipt-Conso
utils.GpobaseStepDownFlag,
utils.GpobaseStepUpFlag,
utils.GpobaseCorrectionFactorFlag,
ExtraDataFlag,
}
app.Before = func(ctx *cli.Context) error {
utils.SetupLogger(ctx)
utils.SetupVM(ctx)
utils.SetupEth(ctx)
if ctx.GlobalBool(utils.PProfEanbledFlag.Name) {
utils.StartPProf(ctx)
}
@ -360,44 +301,9 @@ func main() {
}
}
// makeExtra resolves extradata for the miner from a flag or returns a default.
func makeExtra(ctx *cli.Context) []byte {
if ctx.GlobalIsSet(ExtraDataFlag.Name) {
return []byte(ctx.GlobalString(ExtraDataFlag.Name))
}
return makeDefaultExtra()
}
func makeDefaultExtra() []byte {
var clientInfo = struct {
Version uint
Name string
GoVersion string
Os string
}{uint(VersionMajor<<16 | VersionMinor<<8 | VersionPatch), ClientIdentifier, runtime.Version(), runtime.GOOS}
extra, err := rlp.EncodeToBytes(clientInfo)
if err != nil {
glog.V(logger.Warn).Infoln("error setting canonical miner information:", err)
}
if uint64(len(extra)) > params.MaximumExtraDataSize.Uint64() {
glog.V(logger.Warn).Infoln("error setting canonical miner information: extra exceeds", params.MaximumExtraDataSize)
glog.V(logger.Debug).Infof("extra: %x\n", extra)
return nil
}
return extra
}
func run(ctx *cli.Context) {
utils.CheckLegalese(ctx.GlobalString(utils.DataDirFlag.Name))
if ctx.GlobalBool(utils.OlympicFlag.Name) {
utils.InitOlympic()
}
utils.HandleInterrupt()
cfg := utils.MakeEthConfig(ClientIdentifier, nodeNameVersion, ctx)
cfg.ExtraData = makeExtra(ctx)
ethereum, err := eth.New(cfg)
if err != nil {
utils.Fatalf("%v", err)
@ -409,7 +315,13 @@ func run(ctx *cli.Context) {
}
func attach(ctx *cli.Context) {
utils.CheckLegalese(ctx.GlobalString(utils.DataDirFlag.Name))
// Wrap the standard output with a colorified stream (windows)
if isatty.IsTerminal(os.Stdout.Fd()) {
if pr, pw, err := os.Pipe(); err == nil {
go io.Copy(colorable.NewColorableStdout(), pr)
os.Stdout = pw
}
}
var client comms.EthereumClient
var err error
@ -417,7 +329,7 @@ func attach(ctx *cli.Context) {
client, err = comms.ClientFromEndpoint(ctx.Args().First(), codec.JSON)
} else {
cfg := comms.IpcConfig{
Endpoint: utils.IpcSocketPath(ctx),
Endpoint: ctx.GlobalString(utils.IPCPathFlag.Name),
}
client, err = comms.NewIpcClient(cfg, codec.JSON)
}
@ -430,7 +342,7 @@ func attach(ctx *cli.Context) {
ctx.GlobalString(utils.JSpathFlag.Name),
client,
true,
)
nil)
if ctx.GlobalString(utils.ExecFlag.Name) != "" {
repl.batch(ctx.GlobalString(utils.ExecFlag.Name))
@ -441,11 +353,15 @@ func attach(ctx *cli.Context) {
}
func console(ctx *cli.Context) {
utils.CheckLegalese(ctx.GlobalString(utils.DataDirFlag.Name))
// Wrap the standard output with a colorified stream (windows)
if isatty.IsTerminal(os.Stdout.Fd()) {
if pr, pw, err := os.Pipe(); err == nil {
go io.Copy(colorable.NewColorableStdout(), pr)
os.Stdout = pw
}
}
cfg := utils.MakeEthConfig(ClientIdentifier, nodeNameVersion, ctx)
cfg.ExtraData = makeExtra(ctx)
ethereum, err := eth.New(cfg)
if err != nil {
utils.Fatalf("%v", err)
@ -475,8 +391,6 @@ func console(ctx *cli.Context) {
}
func execJSFiles(ctx *cli.Context) {
utils.CheckLegalese(ctx.GlobalString(utils.DataDirFlag.Name))
cfg := utils.MakeEthConfig(ClientIdentifier, nodeNameVersion, ctx)
ethereum, err := eth.New(cfg)
if err != nil {
@ -501,77 +415,48 @@ func execJSFiles(ctx *cli.Context) {
ethereum.WaitForShutdown()
}
func unlockAccount(ctx *cli.Context, am *accounts.Manager, addr string, i int) (addrHex, auth string) {
utils.CheckLegalese(ctx.GlobalString(utils.DataDirFlag.Name))
func unlockAccount(ctx *cli.Context, am *accounts.Manager, account string) (passphrase string) {
var err error
addrHex, err = utils.ParamToAddress(addr, am)
if err == nil {
// Attempt to unlock the account 3 times
attempts := 3
for tries := 0; tries < attempts; tries++ {
msg := fmt.Sprintf("Unlocking account %s | Attempt %d/%d", addr, tries+1, attempts)
auth = getPassPhrase(ctx, msg, false, i)
err = am.Unlock(common.HexToAddress(addrHex), auth)
if err == nil {
break
}
// Load startup keys. XXX we are going to need a different format
if !((len(account) == 40) || (len(account) == 42)) { // with or without 0x
utils.Fatalf("Invalid account address '%s'", account)
}
// Attempt to unlock the account 3 times
attempts := 3
for tries := 0; tries < attempts; tries++ {
msg := fmt.Sprintf("Unlocking account %s | Attempt %d/%d", account, tries+1, attempts)
passphrase = getPassPhrase(ctx, msg, false)
err = am.Unlock(common.HexToAddress(account), passphrase)
if err == nil {
break
}
}
if err != nil {
utils.Fatalf("Unlock account failed '%v'", err)
}
fmt.Printf("Account '%s' unlocked.\n", addr)
fmt.Printf("Account '%s' unlocked.\n", account)
return
}
func blockRecovery(ctx *cli.Context) {
utils.CheckLegalese(ctx.GlobalString(utils.DataDirFlag.Name))
arg := ctx.Args().First()
if len(ctx.Args()) < 1 && len(arg) > 0 {
glog.Fatal("recover requires block number or hash")
}
cfg := utils.MakeEthConfig(ClientIdentifier, nodeNameVersion, ctx)
utils.CheckLegalese(cfg.DataDir)
blockDb, err := ethdb.NewLDBDatabase(filepath.Join(cfg.DataDir, "blockchain"), cfg.DatabaseCache)
if err != nil {
glog.Fatalln("could not open db:", err)
}
var block *types.Block
if arg[0] == '#' {
block = core.GetBlock(blockDb, core.GetCanonicalHash(blockDb, common.String2Big(arg[1:]).Uint64()))
} else {
block = core.GetBlock(blockDb, common.HexToHash(arg))
}
if block == nil {
glog.Fatalln("block not found. Recovery failed")
}
if err = core.WriteHeadBlockHash(blockDb, block.Hash()); err != nil {
glog.Fatalln("block write err", err)
}
glog.Infof("Recovery succesful. New HEAD %x\n", block.Hash())
}
func startEth(ctx *cli.Context, eth *eth.Ethereum) {
// Start Ethereum itself
utils.StartEthereum(eth)
utils.StartEthereum(eth)
am := eth.AccountManager()
account := ctx.GlobalString(utils.UnlockedAccountFlag.Name)
accounts := strings.Split(account, " ")
for i, account := range accounts {
for _, account := range accounts {
if len(account) > 0 {
if account == "primary" {
utils.Fatalf("the 'primary' keyword is deprecated. You can use integer indexes, but the indexes are not permanent, they can change if you add external keys, export your keys or copy your keystore to another node.")
primaryAcc, err := am.Primary()
if err != nil {
utils.Fatalf("no primary account: %v", err)
}
account = primaryAcc.Hex()
}
unlockAccount(ctx, am, account, i)
unlockAccount(ctx, am, account)
}
}
// Start auxiliary services if enabled.
@ -593,19 +478,19 @@ func startEth(ctx *cli.Context, eth *eth.Ethereum) {
}
func accountList(ctx *cli.Context) {
utils.CheckLegalese(ctx.GlobalString(utils.DataDirFlag.Name))
am := utils.MakeAccountManager(ctx)
accts, err := am.Accounts()
if err != nil {
utils.Fatalf("Could not list accounts: %v", err)
}
name := "Primary"
for i, acct := range accts {
fmt.Printf("Account #%d: %x\n", i, acct)
fmt.Printf("%s #%d: %x\n", name, i, acct)
name = "Account"
}
}
func getPassPhrase(ctx *cli.Context, desc string, confirmation bool, i int) (passphrase string) {
func getPassPhrase(ctx *cli.Context, desc string, confirmation bool) (passphrase string) {
passfile := ctx.GlobalString(utils.PasswordFileFlag.Name)
if len(passfile) == 0 {
fmt.Println(desc)
@ -629,24 +514,14 @@ func getPassPhrase(ctx *cli.Context, desc string, confirmation bool, i int) (pas
if err != nil {
utils.Fatalf("Unable to read password file '%s': %v", passfile, err)
}
// this is backwards compatible if the same password unlocks several accounts
// it also has the consequence that trailing newlines will not count as part
// of the password, so --password <(echo -n 'pass') will now work without -n
passphrases := strings.Split(string(passbytes), "\n")
if i >= len(passphrases) {
passphrase = passphrases[len(passphrases)-1]
} else {
passphrase = passphrases[i]
}
passphrase = string(passbytes)
}
return
}
func accountCreate(ctx *cli.Context) {
utils.CheckLegalese(ctx.GlobalString(utils.DataDirFlag.Name))
am := utils.MakeAccountManager(ctx)
passphrase := getPassPhrase(ctx, "Your new account is locked with a password. Please give a password. Do not forget this password.", true, 0)
passphrase := getPassPhrase(ctx, "Your new account is locked with a password. Please give a password. Do not forget this password.", true)
acct, err := am.NewAccount(passphrase)
if err != nil {
utils.Fatalf("Could not create the account: %v", err)
@ -654,26 +529,7 @@ func accountCreate(ctx *cli.Context) {
fmt.Printf("Address: %x\n", acct)
}
func accountUpdate(ctx *cli.Context) {
utils.CheckLegalese(ctx.GlobalString(utils.DataDirFlag.Name))
am := utils.MakeAccountManager(ctx)
arg := ctx.Args().First()
if len(arg) == 0 {
utils.Fatalf("account address or index must be given as argument")
}
addr, authFrom := unlockAccount(ctx, am, arg, 0)
authTo := getPassPhrase(ctx, "Please give a new password. Do not forget this password.", true, 0)
err := am.Update(common.HexToAddress(addr), authFrom, authTo)
if err != nil {
utils.Fatalf("Could not update the account: %v", err)
}
}
func importWallet(ctx *cli.Context) {
utils.CheckLegalese(ctx.GlobalString(utils.DataDirFlag.Name))
keyfile := ctx.Args().First()
if len(keyfile) == 0 {
utils.Fatalf("keyfile must be given as argument")
@ -684,7 +540,7 @@ func importWallet(ctx *cli.Context) {
}
am := utils.MakeAccountManager(ctx)
passphrase := getPassPhrase(ctx, "", false, 0)
passphrase := getPassPhrase(ctx, "", false)
acct, err := am.ImportPreSaleKey(keyJson, passphrase)
if err != nil {
@ -694,14 +550,12 @@ func importWallet(ctx *cli.Context) {
}
func accountImport(ctx *cli.Context) {
utils.CheckLegalese(ctx.GlobalString(utils.DataDirFlag.Name))
keyfile := ctx.Args().First()
if len(keyfile) == 0 {
utils.Fatalf("keyfile must be given as argument")
}
am := utils.MakeAccountManager(ctx)
passphrase := getPassPhrase(ctx, "Your new account is locked with a password. Please give a password. Do not forget this password.", true, 0)
passphrase := getPassPhrase(ctx, "Your new account is locked with a password. Please give a password. Do not forget this password.", true)
acct, err := am.Import(keyfile, passphrase)
if err != nil {
utils.Fatalf("Could not create the account: %v", err)
@ -710,8 +564,6 @@ func accountImport(ctx *cli.Context) {
}
func makedag(ctx *cli.Context) {
utils.CheckLegalese(ctx.GlobalString(utils.DataDirFlag.Name))
args := ctx.Args()
wrongArgs := func() {
utils.Fatalf(`Usage: geth makedag <block number> <outputdir>`)
@ -746,7 +598,7 @@ func version(c *cli.Context) {
if gitCommit != "" {
fmt.Println("Git Commit:", gitCommit)
}
fmt.Println("Protocol Versions:", eth.ProtocolVersions)
fmt.Println("Protocol Version:", c.GlobalInt(utils.ProtocolVersionFlag.Name))
fmt.Println("Network Id:", c.GlobalInt(utils.NetworkIdFlag.Name))
fmt.Println("Go Version:", runtime.Version())
fmt.Println("OS:", runtime.GOOS)

View file

@ -1,19 +1,3 @@
// Copyright 2015 The go-ethereum Authors
// This file is part of go-ethereum.
//
// go-ethereum is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// go-ethereum is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with go-ethereum. If not, see <http://www.gnu.org/licenses/>.
package main
import (
@ -289,7 +273,7 @@ func updateChart(metric string, data []float64, base *int, chart *termui.LineCha
}
}
unit, scale := 0, 1.0
for high >= 1000 && unit+1 < len(dataUnits) {
for high >= 1000 {
high, unit, scale = high/1000, unit+1, scale*1000
}
// If the unit changes, re-create the chart (hack to set max height...)

View file

@ -1,18 +1,23 @@
// Copyright 2015 The go-ethereum Authors
// This file is part of go-ethereum.
//
// go-ethereum is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// go-ethereum is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with go-ethereum. If not, see <http://www.gnu.org/licenses/>.
/*
This file is part of go-ethereum
go-ethereum is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
go-ethereum is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with go-ethereum. If not, see <http://www.gnu.org/licenses/>.
*/
/**
* @authors
* Felix Lange <felix@ethdev.com>
*/
// rlpdump is a pretty-printer for RLP data.
package main

View file

@ -1,28 +1,30 @@
// Copyright 2014 The go-ethereum Authors
// This file is part of go-ethereum.
//
// go-ethereum is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// go-ethereum is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with go-ethereum. If not, see <http://www.gnu.org/licenses/>.
/*
This file is part of go-ethereum
// Package utils contains internal helper functions for go-ethereum commands.
go-ethereum is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
go-ethereum is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with go-ethereum. If not, see <http://www.gnu.org/licenses/>.
*/
/**
* @authors
* Jeffrey Wilcke <i@jev.io>
* Viktor Tron <viktor@ethdev.com>
*/
package utils
import (
"bufio"
"fmt"
"io"
"math"
"math/big"
"os"
"os/signal"
"regexp"
@ -34,7 +36,6 @@ import (
"github.com/ethereum/go-ethereum/eth"
"github.com/ethereum/go-ethereum/logger"
"github.com/ethereum/go-ethereum/logger/glog"
"github.com/ethereum/go-ethereum/params"
"github.com/ethereum/go-ethereum/rlp"
"github.com/peterh/liner"
)
@ -45,6 +46,29 @@ const (
var interruptCallbacks = []func(os.Signal){}
// Register interrupt handlers callbacks
func RegisterInterrupt(cb func(os.Signal)) {
interruptCallbacks = append(interruptCallbacks, cb)
}
// go routine that call interrupt handlers in order of registering
func HandleInterrupt() {
c := make(chan os.Signal, 1)
go func() {
signal.Notify(c, os.Interrupt)
for sig := range c {
glog.V(logger.Error).Infof("Shutting down (%v) ... \n", sig)
RunInterruptCallbacks(sig)
}
}()
}
func RunInterruptCallbacks(sig os.Signal) {
for _, cb := range interruptCallbacks {
cb(sig)
}
}
func openLogFile(Datadir string, filename string) *os.File {
path := common.AbsolutePath(Datadir, filename)
file, err := os.OpenFile(path, os.O_RDWR|os.O_CREATE|os.O_APPEND, 0666)
@ -61,16 +85,15 @@ func PromptConfirm(prompt string) (bool, error) {
)
prompt = prompt + " [y/N] "
// if liner.TerminalSupported() {
// fmt.Println("term")
// lr := liner.NewLiner()
// defer lr.Close()
// input, err = lr.Prompt(prompt)
// } else {
fmt.Print(prompt)
input, err = bufio.NewReader(os.Stdin).ReadString('\n')
fmt.Println()
// }
if liner.TerminalSupported() {
lr := liner.NewLiner()
defer lr.Close()
input, err = lr.Prompt(prompt)
} else {
fmt.Print(prompt)
input, err = bufio.NewReader(os.Stdin).ReadString('\n')
fmt.Println()
}
if len(input) > 0 && strings.ToUpper(input[:1]) == "Y" {
return true, nil
@ -96,12 +119,12 @@ func PromptPassword(prompt string, warnTerm bool) (string, error) {
return input, err
}
func CheckLegalese(datadir string) {
// check "first run"
if !common.FileExist(datadir) {
r, _ := PromptConfirm(legalese)
if !r {
Fatalf("Must accept to continue. Shutting down...\n")
func initDataDir(Datadir string) {
_, err := os.Stat(Datadir)
if err != nil {
if os.IsNotExist(err) {
fmt.Printf("Data directory '%s' doesn't exist, creating it\n", Datadir)
os.Mkdir(Datadir, 0777)
}
}
}
@ -126,34 +149,19 @@ func StartEthereum(ethereum *eth.Ethereum) {
if err := ethereum.Start(); err != nil {
Fatalf("Error starting Ethereum: %v", err)
}
go func() {
sigc := make(chan os.Signal, 1)
signal.Notify(sigc, os.Interrupt)
defer signal.Stop(sigc)
<-sigc
glog.V(logger.Info).Infoln("Got interrupt, shutting down...")
go ethereum.Stop()
RegisterInterrupt(func(sig os.Signal) {
ethereum.Stop()
logger.Flush()
for i := 10; i > 0; i-- {
<-sigc
if i > 1 {
glog.V(logger.Info).Infoln("Already shutting down, please be patient.")
glog.V(logger.Info).Infoln("Interrupt", i-1, "more times to induce panic.")
}
}
glog.V(logger.Error).Infof("Force quitting: this might not end so well.")
panic("boom")
}()
})
}
func InitOlympic() {
params.DurationLimit = big.NewInt(8)
params.GenesisGasLimit = big.NewInt(3141592)
params.MinGasLimit = big.NewInt(125000)
params.MaximumExtraDataSize = big.NewInt(1024)
NetworkIdFlag.Value = 0
core.BlockReward = big.NewInt(1.5e+18)
core.ExpDiffPeriod = big.NewInt(math.MaxInt64)
func StartEthereumForTest(ethereum *eth.Ethereum) {
glog.V(logger.Info).Infoln("Starting ", ethereum.Name())
ethereum.StartForTest()
RegisterInterrupt(func(sig os.Signal) {
ethereum.Stop()
logger.Flush()
})
}
func FormatTransactionData(data string) []byte {
@ -216,11 +224,6 @@ func ImportChain(chain *core.ChainManager, fn string) error {
} else if err != nil {
return fmt.Errorf("at block %d: %v", n, err)
}
// don't import first block
if b.NumberU64() == 0 {
i--
continue
}
blocks[i] = &b
n++
}
@ -236,7 +239,6 @@ func ImportChain(chain *core.ChainManager, fn string) error {
batch, blocks[0].Hash().Bytes()[:4], blocks[i-1].Hash().Bytes()[:4])
continue
}
if _, err := chain.InsertChain(blocks[:i]); err != nil {
return fmt.Errorf("invalid block %d: %v", n, err)
}

View file

@ -1,19 +1,3 @@
// Copyright 2015 The go-ethereum Authors
// This file is part of go-ethereum.
//
// go-ethereum is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// go-ethereum is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with go-ethereum. If not, see <http://www.gnu.org/licenses/>.
package utils
import (
@ -21,7 +5,7 @@ import (
"fmt"
"os"
"os/user"
"path"
"path/filepath"
"strings"
"github.com/codegangsta/cli"
@ -138,8 +122,11 @@ func (self *DirectoryFlag) Set(value string) {
func expandPath(p string) string {
if strings.HasPrefix(p, "~/") || strings.HasPrefix(p, "~\\") {
if user, err := user.Current(); err == nil {
p = user.HomeDir + p[1:]
if err == nil {
p = strings.Replace(p, "~", user.HomeDir, 1)
}
}
}
return path.Clean(os.ExpandEnv(p))
return filepath.Clean(os.ExpandEnv(p))
}

View file

@ -1,19 +1,3 @@
// Copyright 2015 The go-ethereum Authors
// This file is part of go-ethereum.
//
// go-ethereum is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// go-ethereum is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with go-ethereum. If not, see <http://www.gnu.org/licenses/>.
package utils
import (
@ -23,15 +7,18 @@ import (
)
func TestPathExpansion(t *testing.T) {
user, _ := user.Current()
tests := map[string]string{
"/home/someuser/tmp": "/home/someuser/tmp",
"~/tmp": user.HomeDir + "/tmp",
"~thisOtherUser/b/": "~thisOtherUser/b",
"$DDDXXX/a/b": "/tmp/a/b",
"/a/b/": "/a/b",
}
os.Setenv("DDDXXX", "/tmp")
for test, expected := range tests {
got := expandPath(test)
if got != expected {

View file

@ -1,19 +1,3 @@
// Copyright 2015 The go-ethereum Authors
// This file is part of go-ethereum.
//
// go-ethereum is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// go-ethereum is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with go-ethereum. If not, see <http://www.gnu.org/licenses/>.
package utils
import (
@ -21,32 +5,28 @@ import (
"fmt"
"log"
"math/big"
"net"
"net/http"
"os"
"path/filepath"
"runtime"
"strconv"
"github.com/ethereum/go-ethereum/metrics"
"github.com/codegangsta/cli"
"github.com/ethereum/ethash"
"github.com/ethereum/go-ethereum/accounts"
"github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/core"
"github.com/ethereum/go-ethereum/core/vm"
"github.com/ethereum/go-ethereum/crypto"
"github.com/ethereum/go-ethereum/eth"
"github.com/ethereum/go-ethereum/ethdb"
"github.com/ethereum/go-ethereum/event"
"github.com/ethereum/go-ethereum/logger"
"github.com/ethereum/go-ethereum/logger/glog"
"github.com/ethereum/go-ethereum/metrics"
"github.com/ethereum/go-ethereum/p2p/nat"
"github.com/ethereum/go-ethereum/rpc/api"
"github.com/ethereum/go-ethereum/rpc/codec"
"github.com/ethereum/go-ethereum/rpc/comms"
"github.com/ethereum/go-ethereum/rpc/shared"
"github.com/ethereum/go-ethereum/rpc/useragent"
"github.com/ethereum/go-ethereum/xeth"
)
@ -102,6 +82,11 @@ var (
Usage: "Data directory to be used",
Value: DirectoryString{common.DefaultDataDir()},
}
ProtocolVersionFlag = cli.IntFlag{
Name: "protocolversion",
Usage: "ETH protocol version (integer)",
Value: eth.ProtocolVersion,
}
NetworkIdFlag = cli.IntFlag{
Name: "networkid",
Usage: "Network Id (integer)",
@ -117,14 +102,6 @@ var (
Usage: "Sets the genesis nonce",
Value: 42,
}
GenesisFileFlag = cli.StringFlag{
Name: "genesis",
Usage: "Inserts/Overwrites the genesis block (json format)",
}
DevModeFlag = cli.BoolFlag{
Name: "dev",
Usage: "Developer mode. This mode creates a private network and sets several debugging flags",
}
IdentityFlag = cli.StringFlag{
Name: "identity",
Usage: "Custom node name",
@ -133,20 +110,6 @@ var (
Name: "natspec",
Usage: "Enable NatSpec confirmation notice",
}
CacheFlag = cli.IntFlag{
Name: "cache",
Usage: "Megabytes of memory allocated to internal caching",
Value: 0,
}
OlympicFlag = cli.BoolFlag{
Name: "olympic",
Usage: "Use olympic style protocol",
}
EthVersionFlag = cli.IntFlag{
Name: "eth",
Value: 62,
Usage: "Highest eth protocol to advertise (temporary, dev option)",
}
// miner settings
MinerThreadsFlag = cli.IntFlag{
@ -164,18 +127,18 @@ var (
}
EtherbaseFlag = cli.StringFlag{
Name: "etherbase",
Usage: "Public address for block mining rewards. By default the address first created is used",
Value: "0",
Usage: "Public address for block mining rewards. By default the address of your primary account is used",
Value: "primary",
}
GasPriceFlag = cli.StringFlag{
Name: "gasprice",
Usage: "Sets the minimal gasprice when mining transactions",
Value: new(big.Int).Mul(big.NewInt(50), common.Shannon).String(),
Value: new(big.Int).Mul(big.NewInt(1), common.Szabo).String(),
}
UnlockedAccountFlag = cli.StringFlag{
Name: "unlock",
Usage: "Unlock the account given until this program exits (prompts for password). '--unlock n' unlocks the n-th account in order or creation.",
Usage: "Unlock the account given until this program exits (prompts for password). '--unlock primary' unlocks the primary account",
Value: "",
}
PasswordFileFlag = cli.StringFlag{
@ -184,25 +147,6 @@ var (
Value: "",
}
// vm flags
VMDebugFlag = cli.BoolFlag{
Name: "vmdebug",
Usage: "Virtual Machine debug output",
}
VMForceJitFlag = cli.BoolFlag{
Name: "forcejit",
Usage: "Force the JIT VM to take precedence",
}
VMJitCacheFlag = cli.IntFlag{
Name: "jitcache",
Usage: "Amount of cached JIT VM programs",
Value: 64,
}
VMEnableJitFlag = cli.BoolFlag{
Name: "jitvm",
Usage: "Enable the JIT VM",
}
// logging and debug settings
LogFileFlag = cli.StringFlag{
Name: "logfile",
@ -227,6 +171,10 @@ var (
Usage: "The syntax of the argument is a comma-separated list of pattern=N, where pattern is a literal file name (minus the \".go\" suffix) or \"glob\" pattern and N is a log verbosity level.",
Value: glog.GetVModule(),
}
VMDebugFlag = cli.BoolFlag{
Name: "vmdebug",
Usage: "Virtual Machine debug output",
}
BacktraceAtFlag = cli.GenericFlag{
Name: "backtrace_at",
Usage: "If set to a file and line number (e.g., \"block.go:271\") holding a logging statement, a stack trace will be logged",
@ -345,12 +293,12 @@ var (
GpoMinGasPriceFlag = cli.StringFlag{
Name: "gpomin",
Usage: "Minimum suggested gas price",
Value: new(big.Int).Mul(big.NewInt(50), common.Shannon).String(),
Value: new(big.Int).Mul(big.NewInt(1), common.Szabo).String(),
}
GpoMaxGasPriceFlag = cli.StringFlag{
Name: "gpomax",
Usage: "Maximum suggested gas price",
Value: new(big.Int).Mul(big.NewInt(500), common.Shannon).String(),
Value: new(big.Int).Mul(big.NewInt(100), common.Szabo).String(),
}
GpoFullBlockRatioFlag = cli.IntFlag{
Name: "gpofull",
@ -408,32 +356,24 @@ func MakeEthConfig(clientID, version string, ctx *cli.Context) *eth.Config {
if len(customName) > 0 {
clientID += "/" + customName
}
am := MakeAccountManager(ctx)
etherbase, err := ParamToAddress(ctx.GlobalString(EtherbaseFlag.Name), am)
if err != nil {
glog.V(logger.Error).Infoln("WARNING: No etherbase set and no accounts found as default")
}
cfg := &eth.Config{
return &eth.Config{
Name: common.MakeName(clientID, version),
DataDir: ctx.GlobalString(DataDirFlag.Name),
ProtocolVersion: ctx.GlobalInt(ProtocolVersionFlag.Name),
GenesisNonce: ctx.GlobalInt(GenesisNonceFlag.Name),
GenesisFile: ctx.GlobalString(GenesisFileFlag.Name),
BlockChainVersion: ctx.GlobalInt(BlockchainVersionFlag.Name),
DatabaseCache: ctx.GlobalInt(CacheFlag.Name),
SkipBcVersionCheck: false,
NetworkId: ctx.GlobalInt(NetworkIdFlag.Name),
LogFile: ctx.GlobalString(LogFileFlag.Name),
Verbosity: ctx.GlobalInt(VerbosityFlag.Name),
LogJSON: ctx.GlobalString(LogJSONFlag.Name),
Etherbase: common.HexToAddress(etherbase),
Etherbase: ctx.GlobalString(EtherbaseFlag.Name),
MinerThreads: ctx.GlobalInt(MinerThreadsFlag.Name),
AccountManager: am,
AccountManager: MakeAccountManager(ctx),
VmDebug: ctx.GlobalBool(VMDebugFlag.Name),
MaxPeers: ctx.GlobalInt(MaxPeersFlag.Name),
MaxPendingPeers: ctx.GlobalInt(MaxPendingPeersFlag.Name),
Port: ctx.GlobalString(ListenPortFlag.Name),
Olympic: ctx.GlobalBool(OlympicFlag.Name),
NAT: MakeNAT(ctx),
NatSpec: ctx.GlobalBool(NatspecEnabledFlag.Name),
Discovery: !ctx.GlobalBool(NoDiscoverFlag.Name),
@ -451,33 +391,6 @@ func MakeEthConfig(clientID, version string, ctx *cli.Context) *eth.Config {
SolcPath: ctx.GlobalString(SolcPathFlag.Name),
AutoDAG: ctx.GlobalBool(AutoDAGFlag.Name) || ctx.GlobalBool(MiningEnabledFlag.Name),
}
if ctx.GlobalBool(DevModeFlag.Name) {
if !ctx.GlobalIsSet(VMDebugFlag.Name) {
cfg.VmDebug = true
}
if !ctx.GlobalIsSet(MaxPeersFlag.Name) {
cfg.MaxPeers = 0
}
if !ctx.GlobalIsSet(GasPriceFlag.Name) {
cfg.GasPrice = new(big.Int)
}
if !ctx.GlobalIsSet(ListenPortFlag.Name) {
cfg.Port = "0" // auto port
}
if !ctx.GlobalIsSet(WhisperEnabledFlag.Name) {
cfg.Shh = true
}
if !ctx.GlobalIsSet(DataDirFlag.Name) {
cfg.DataDir = os.TempDir() + "/ethereum_dev_mode"
}
cfg.PowTest = true
cfg.DevMode = true
glog.V(logger.Info).Infoln("dev mode enabled")
}
return cfg
}
// SetupLogger configures glog from the logging-related command line flags.
@ -488,53 +401,31 @@ func SetupLogger(ctx *cli.Context) {
glog.SetLogDir(ctx.GlobalString(LogFileFlag.Name))
}
// SetupVM configured the VM package's global settings
func SetupVM(ctx *cli.Context) {
vm.EnableJit = ctx.GlobalBool(VMEnableJitFlag.Name)
vm.ForceJit = ctx.GlobalBool(VMForceJitFlag.Name)
vm.SetJITCacheSize(ctx.GlobalInt(VMJitCacheFlag.Name))
}
// SetupEth configures the eth packages global settings
func SetupEth(ctx *cli.Context) {
version := ctx.GlobalInt(EthVersionFlag.Name)
for len(eth.ProtocolVersions) > 0 && eth.ProtocolVersions[0] > uint(version) {
eth.ProtocolVersions = eth.ProtocolVersions[1:]
eth.ProtocolLengths = eth.ProtocolLengths[1:]
}
if len(eth.ProtocolVersions) == 0 {
Fatalf("No valid eth protocols remaining")
}
}
// MakeChain creates a chain manager from set command line flags.
func MakeChain(ctx *cli.Context) (chain *core.ChainManager, chainDb ethdb.Database) {
datadir := ctx.GlobalString(DataDirFlag.Name)
cache := ctx.GlobalInt(CacheFlag.Name)
func MakeChain(ctx *cli.Context) (chain *core.ChainManager, blockDB, stateDB, extraDB common.Database) {
dd := ctx.GlobalString(DataDirFlag.Name)
var err error
if chainDb, err = ethdb.NewLDBDatabase(filepath.Join(datadir, "chaindata"), cache); err != nil {
if blockDB, err = ethdb.NewLDBDatabase(filepath.Join(dd, "blockchain")); err != nil {
Fatalf("Could not open database: %v", err)
}
if ctx.GlobalBool(OlympicFlag.Name) {
InitOlympic()
_, err := core.WriteTestNetGenesisBlock(chainDb, 42)
if err != nil {
glog.Fatalln(err)
}
if stateDB, err = ethdb.NewLDBDatabase(filepath.Join(dd, "state")); err != nil {
Fatalf("Could not open database: %v", err)
}
if extraDB, err = ethdb.NewLDBDatabase(filepath.Join(dd, "extra")); err != nil {
Fatalf("Could not open database: %v", err)
}
eventMux := new(event.TypeMux)
pow := ethash.New()
//genesis := core.GenesisBlock(uint64(ctx.GlobalInt(GenesisNonceFlag.Name)), blockDB)
chain, err = core.NewChainManager(chainDb, pow, eventMux)
genesis := core.GenesisBlock(uint64(ctx.GlobalInt(GenesisNonceFlag.Name)), blockDB)
chain, err = core.NewChainManager(genesis, blockDB, stateDB, pow, eventMux)
if err != nil {
Fatalf("Could not start chainmanager: %v", err)
}
proc := core.NewBlockProcessor(chainDb, pow, chain, eventMux)
proc := core.NewBlockProcessor(stateDB, extraDB, pow, chain, eventMux)
chain.SetProcessor(proc)
return chain, chainDb
return chain, blockDB, stateDB, extraDB
}
// MakeChain creates an account manager from set command line flags.
@ -545,18 +436,18 @@ func MakeAccountManager(ctx *cli.Context) *accounts.Manager {
}
func IpcSocketPath(ctx *cli.Context) (ipcpath string) {
if runtime.GOOS == "windows" {
if common.IsWindows() {
ipcpath = common.DefaultIpcPath()
if ctx.GlobalIsSet(IPCPathFlag.Name) {
if ipcpath != ctx.GlobalString(IPCPathFlag.Name) {
ipcpath = ctx.GlobalString(IPCPathFlag.Name)
}
} else {
ipcpath = common.DefaultIpcPath()
if ctx.GlobalIsSet(DataDirFlag.Name) {
ipcpath = filepath.Join(ctx.GlobalString(DataDirFlag.Name), "geth.ipc")
}
if ctx.GlobalIsSet(IPCPathFlag.Name) {
if ctx.GlobalString(IPCPathFlag.Name) != common.DefaultIpcPath() {
ipcpath = ctx.GlobalString(IPCPathFlag.Name)
} else if ctx.GlobalString(DataDirFlag.Name) != "" &&
ctx.GlobalString(DataDirFlag.Name) != common.DefaultDataDir() {
ipcpath = filepath.Join(ctx.GlobalString(DataDirFlag.Name), "geth.ipc")
}
}
@ -568,20 +459,15 @@ func StartIPC(eth *eth.Ethereum, ctx *cli.Context) error {
Endpoint: IpcSocketPath(ctx),
}
initializer := func(conn net.Conn) (shared.EthereumApi, error) {
fe := useragent.NewRemoteFrontend(conn, eth.AccountManager())
xeth := xeth.New(eth, fe)
codec := codec.JSON
xeth := xeth.New(eth, nil)
codec := codec.JSON
apis, err := api.ParseApiString(ctx.GlobalString(IPCApiFlag.Name), codec, xeth, eth)
if err != nil {
return nil, err
}
return api.Merge(apis...), nil
apis, err := api.ParseApiString(ctx.GlobalString(IPCApiFlag.Name), codec, xeth, eth)
if err != nil {
return err
}
return comms.StartIpc(config, codec.JSON, initializer)
return comms.StartIpc(config, codec, api.Merge(apis...))
}
func StartRPC(eth *eth.Ethereum, ctx *cli.Context) error {
@ -608,20 +494,3 @@ func StartPProf(ctx *cli.Context) {
log.Println(http.ListenAndServe(address, nil))
}()
}
func ParamToAddress(addr string, am *accounts.Manager) (addrHex string, err error) {
if !((len(addr) == 40) || (len(addr) == 42)) { // with or without 0x
index, err := strconv.Atoi(addr)
if err != nil {
Fatalf("Invalid account address '%s'", addr)
}
addrHex, err = am.AddressByIndex(index)
if err != nil {
return "", err
}
} else {
addrHex = addr
}
return
}

View file

@ -1,41 +0,0 @@
// Copyright 2015 The go-ethereum Authors
// This file is part of go-ethereum.
//
// go-ethereum is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// go-ethereum is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with go-ethereum. If not, see <http://www.gnu.org/licenses/>.
package utils
const (
legalese = `
=======================================
Disclaimer of Liabilites and Warranties
=======================================
THE USER EXPRESSLY KNOWS AND AGREES THAT THE USER IS USING THE ETHEREUM PLATFORM AT THE USERS SOLE
RISK. THE USER REPRESENTS THAT THE USER HAS AN ADEQUATE UNDERSTANDING OF THE RISKS, USAGE AND
INTRICACIES OF CRYPTOGRAPHIC TOKENS AND BLOCKCHAIN-BASED OPEN SOURCE SOFTWARE, ETH PLATFORM AND ETH.
THE USER ACKNOWLEDGES AND AGREES THAT, TO THE FULLEST EXTENT PERMITTED BY ANY APPLICABLE LAW, THE
DISCLAIMERS OF LIABILITY CONTAINED HEREIN APPLY TO ANY AND ALL DAMAGES OR INJURY WHATSOEVER CAUSED
BY OR RELATED TO RISKS OF, USE OF, OR INABILITY TO USE, ETH OR THE ETHEREUM PLATFORM UNDER ANY CAUSE
OR ACTION WHATSOEVER OF ANY KIND IN ANY JURISDICTION, INCLUDING, WITHOUT LIMITATION, ACTIONS FOR
BREACH OF WARRANTY, BREACH OF CONTRACT OR TORT (INCLUDING NEGLIGENCE) AND THAT NEITHER STIFTUNG
ETHEREUM NOR ETHEREUM TEAM SHALL BE LIABLE FOR ANY INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY OR
CONSEQUENTIAL DAMAGES, INCLUDING FOR LOSS OF PROFITS, GOODWILL OR DATA. SOME JURISDICTIONS DO NOT
ALLOW THE EXCLUSION OF CERTAIN WARRANTIES OR THE LIMITATION OR EXCLUSION OF LIABILITY FOR CERTAIN
TYPES OF DAMAGES. THEREFORE, SOME OF THE ABOVE LIMITATIONS IN THIS SECTION MAY NOT APPLY TO A USER.
IN PARTICULAR, NOTHING IN THESE TERMS SHALL AFFECT THE STATUTORY RIGHTS OF ANY USER OR EXCLUDE
INJURY ARISING FROM ANY WILLFUL MISCONDUCT OR FRAUD OF STIFTUNG ETHEREUM.
Do you accept this agreement?`
)

View file

@ -1,50 +1,49 @@
# common
# ethutil
[![Build
Status](https://travis-ci.org/ethereum/go-ethereum.png?branch=master)](https://travis-ci.org/ethereum/go-ethereum)
The common package contains the ethereum utility library.
The ethutil package contains the ethereum utility library.
# Installation
As a subdirectory the main go-ethereum repository, you get it with
`go get github.com/ethereum/go-ethereum`.
`go get github.com/ethereum/ethutil-go`
# Usage
## RLP (Recursive Linear Prefix) Encoding
RLP Encoding is an encoding scheme used by the Ethereum project. It
encodes any native value or list to a string.
RLP Encoding is an encoding scheme utilized by the Ethereum project. It
encodes any native value or list to string.
More in depth information about the encoding scheme see the
[Wiki](http://wiki.ethereum.org/index.php/RLP) article.
More in depth information about the Encoding scheme see the [Wiki](http://wiki.ethereum.org/index.php/RLP)
article.
```go
rlp := common.Encode("doge")
rlp := ethutil.Encode("doge")
fmt.Printf("%q\n", rlp) // => "\0x83dog"
rlp = common.Encode([]interface{}{"dog", "cat"})
rlp = ethutil.Encode([]interface{}{"dog", "cat"})
fmt.Printf("%q\n", rlp) // => "\0xc8\0x83dog\0x83cat"
decoded := common.Decode(rlp)
decoded := ethutil.Decode(rlp)
fmt.Println(decoded) // => ["dog" "cat"]
```
## Patricia Trie
Patricie Tree is a merkle trie used by the Ethereum project.
Patricie Tree is a merkle trie utilized by the Ethereum project.
More in depth information about the (modified) Patricia Trie can be
found on the [Wiki](http://wiki.ethereum.org/index.php/Patricia_Tree).
The patricia trie uses a db as backend and could be anything as long as
it satisfies the Database interface found in `common/db.go`.
it satisfies the Database interface found in `ethutil/db.go`.
```go
db := NewDatabase()
// db, root
trie := common.NewTrie(db, "")
trie := ethutil.NewTrie(db, "")
trie.Put("puppy", "dog")
trie.Put("horse", "stallion")
@ -66,7 +65,7 @@ all (key, value) bindings.
// ... Create db/trie
// Note that RLP uses interface slices as list
value := common.Encode([]interface{}{"one", 2, "three", []interface{}{42}})
value := ethutil.Encode([]interface{}{"one", 2, "three", []interface{}{42}})
// Store the RLP encoded value of the list
trie.Put("mykey", value)
```
@ -90,7 +89,7 @@ type (e.g. `Slice()` returns []interface{}, `Uint()` return 0, etc).
`Append(v)` appends the value (v) to the current value/list.
```go
val := common.NewEmptyValue().Append(1).Append("2")
val := ethutil.NewEmptyValue().Append(1).Append("2")
val.AppendList().Append(3)
```
@ -111,7 +110,7 @@ val.AppendList().Append(3)
`Byte()` returns the value as a single byte.
```go
val := common.NewValue([]interface{}{1,"2",[]interface{}{3}})
val := ethutil.NewValue([]interface{}{1,"2",[]interface{}{3}})
val.Get(0).Uint() // => 1
val.Get(1).Str() // => "2"
s := val.Get(2) // => Value([]interface{}{3})
@ -123,7 +122,7 @@ s.Get(0).Uint() // => 3
Decoding streams of RLP data is simplified
```go
val := common.NewValueFromBytes(rlpData)
val := ethutil.NewValueFromBytes(rlpData)
val.Get(0).Uint()
```
@ -133,7 +132,7 @@ Encoding from Value to RLP is done with the `Encode` method. The
underlying value can be anything RLP can encode (int, str, lists, bytes)
```go
val := common.NewValue([]interface{}{1,"2",[]interface{}{3}})
val := ethutil.NewValue([]interface{}{1,"2",[]interface{}{3}})
rlp := val.Encode()
// Store the rlp data
Store(rlp)

View file

@ -1,19 +1,3 @@
// Copyright 2014 The go-ethereum Authors
// This file is part of the go-ethereum library.
//
// The go-ethereum library is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// The go-ethereum library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
package common
import "math/big"

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