arnaucube/go-circom-prover-verifier
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Fix prover benchmark file paths, update readme, and other small updates

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arnaucube
2020-04-29 10:27:31 +02:00
parent 02fc1ea6f7
commit 700f2a4503
4 changed files with 10 additions and 8 deletions
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6
README.md
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@@ -1,6 +1,6 @@
# go-circom-prover-verifier [![GoDoc](https://godoc.org/github.com/iden3/go-circom-prover-verifier?status.svg)](https://godoc.org/github.com/iden3/go-circom-prover-verifier) [![Go Report Card](https://goreportcard.com/badge/github.com/iden3/go-circom-prover-verifier)](https://goreportcard.com/report/github.com/iden3/go-circom-prover-verifier) [![Test](https://github.com/iden3/go-circom-prover-verifier/workflows/Test/badge.svg)](https://github.com/iden3/go-circom-prover-verifier/actions?query=workflow%3ATest)
Experimental Go implementation of the [Groth16 protocol](https://eprint.iacr.org/2016/260.pdf) zkSNARK prover & verifier compatible with [circom](https://github.com/iden3/circom).
Go implementation of the [Groth16 protocol](https://eprint.iacr.org/2016/260.pdf) zkSNARK prover & verifier compatible with [circom](https://github.com/iden3/circom).
Using [bn256](https://github.com/ethereum/go-ethereum/tree/master/crypto/bn256/cloudflare) (used by [go-ethereum](https://github.com/ethereum/go-ethereum)) for the Pairing curve operations.
@@ -82,9 +82,9 @@ Usage of /tmp/go-build620318239/b001/exe/cli:
- Prove
```
> go run cli.go -prove -provingkey=../testdata/small/proving_key.json -witness=../testdata/small/witness.json
> go run cli.go -prove -provingkey=../testdata/circuit5k/proving_key.json -witness=../testdata/circuit5k/witness.json
```
- Verify
```
> go run cli.go -verify -verificationkey=../testdata/small/verification_key.json
> go run cli.go -verify -verificationkey=../testdata/circuit5k/verification_key.json
```

7
cli/cli.go
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@@ -5,6 +5,7 @@ import (
"flag"
"fmt"
"io/ioutil"
"os"
"time"
"github.com/iden3/go-circom-prover-verifier/parsers"
@@ -34,15 +35,15 @@ func main() {
if err != nil {
fmt.Println("Error:", err)
}
return
os.Exit(0)
} else if *verify {
err := cmdVerify(*proofPath, *verificationKeyPath, *publicPath)
if err != nil {
fmt.Println("Error:", err)
}
return
os.Exit(0)
}
fmt.Println("use -help for the list of commands")
flag.PrintDefaults()
}
func cmdProve(provingKeyPath, witnessPath, proofPath, publicPath string) error {

4
prover/prover_test.go
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@@ -61,12 +61,12 @@ func testCircuitGenerateProof(t *testing.T, circuit string) {
func BenchmarkGenerateProof(b *testing.B) {
// benchmark with a circuit of 10000 constraints
provingKeyJson, err := ioutil.ReadFile("../testdata/circuit1/proving_key.json")
provingKeyJson, err := ioutil.ReadFile("../testdata/circuit5k/proving_key.json")
require.Nil(b, err)
pk, err := parsers.ParsePk(provingKeyJson)
require.Nil(b, err)
witnessJson, err := ioutil.ReadFile("../testdata/circuit1/witness.json")
witnessJson, err := ioutil.ReadFile("../testdata/circuit5k/witness.json")
require.Nil(b, err)
w, err := parsers.ParseWitness(witnessJson)
require.Nil(b, err)

1
verifier/verifier.go
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@@ -17,6 +17,7 @@ type Vk struct {
IC []*bn256.G1
}
// Verify verifies the Groth16 zkSNARK proof
func Verify(vk *types.Vk, proof *types.Proof, inputs []*big.Int) bool {
if len(inputs)+1 != len(vk.IC) {
fmt.Println("len(inputs)+1 != len(vk.IC)")