1package config
 2
 3import (
 4	"strings"
 5
 6	"github.com/spf13/viper"
 7	"github.com/urfave/cli"
 8)
 9
10type Config struct {
11	StoragePath string
12	Port        string
13	Dest        string
14	AuthNodes   []string // PubKs in hex format of the AuthNodes for the blockchain
15}
16
17func MustRead(c *cli.Context) (*Config, error) {
18	var config Config
19
20	viper.SetConfigType("yaml")
21	viper.SetConfigName("config")
22	viper.AddConfigPath(".")          // adding home directory as first search path
23	viper.SetEnvPrefix("slowlorisdb") // so viper.AutomaticEnv will get matching envvars starting with O2M_
24	viper.AutomaticEnv()              // read in environment variables that match
25	viper.SetEnvKeyReplacer(strings.NewReplacer(".", "_"))
26
27	if c.GlobalString("config") != "" {
28		viper.SetConfigFile(c.GlobalString("config"))
29	}
30
31	if err := viper.ReadInConfig(); err != nil {
32		return nil, err
33	}
34	if err := viper.Unmarshal(&config); err != nil {
35		return nil, err
36	}
37	return &config, nil
38}