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zkclient.go
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zkclient.go
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package main
import (
"crypto/sha256"
"encoding/hex"
"fmt"
"github.com/consensys/gnark-crypto/ecc"
native_plonk "github.com/consensys/gnark/backend/plonk"
"github.com/consensys/gnark/frontend"
"github.com/consensys/gnark/std/algebra/native/sw_bls12377"
"github.com/consensys/gnark/std/recursion/groth16"
"github.com/consensys/gnark/std/recursion/plonk"
grothivc "github.com/twostack/zklib/twostack/groth16"
plonkivc "github.com/twostack/zklib/twostack/plonk"
"runtime"
"time"
)
func main() {
runtime.GOMAXPROCS(runtime.NumCPU())
start := time.Now()
benchNormalCasePlonk()
//benchNormalCaseGroth16()
//benchLibApiBase()
//benchLibApiNormal()
end := time.Since(start)
fmt.Printf("It took : %s", end)
}
func benchLibApiIssuance() {
//bootstrap proof system
//load proving keys
//generate an issuance proof for a txn
//serialize the proof to disk
}
func benchLibApiProofVerify() {
//bootstrap proof system
//load verifying key
//load proof from disk
//create witness data for proof
//verify that proof holds for given witness
}
/*
func benchLibApiNormal() {
baseProof, _ := zklib.NewBaseProof()
baseProof.ReadKeys()
normalProof, err := zklib.NewNormalProof(baseProof.Ccs, baseProof.VerifyingKey)
start := time.Now()
err = normalProof.SetupKeys()
if err != nil {
fmt.Printf("Normal proof key setup failed %s\n")
return
}
elapsed := time.Since(start)
fmt.Printf("Setup took %s\n", elapsed)
//write keys to disk
start = time.Now()
err = normalProof.WriteKeys()
if err != nil {
fmt.Printf("Exporting normal proof keys failed %s\n")
return
}
elapsed = time.Since(start)
fmt.Printf("Writing keys took: %s\n", elapsed)
start = time.Now()
err = normalProof.ReadKeys()
if err != nil {
fmt.Printf("Importing normal case keys failed %s\n")
return
}
elapsed = time.Since(start)
fmt.Printf("Reading back keys took: %s\n", elapsed)
}
func benchLibApiBase() {
baseProof, err := zklib.NewBaseProof()
if err != nil {
fmt.Printf("failed to create proof object %s\n")
return
}
start := time.Now()
err = baseProof.SetupKeys()
if err != nil {
fmt.Printf("Base proof key setup failed %s\n")
return
}
elapsed := time.Since(start)
fmt.Printf("Setup took %s\n", elapsed)
//write keys to disk
start = time.Now()
baseProof.WriteKeys()
elapsed = time.Since(start)
fmt.Printf("Writing keys took: %s\n", elapsed)
start = time.Now()
baseProof.ReadKeys()
elapsed = time.Since(start)
fmt.Printf("Reading back keys took: %s\n", elapsed)
//test recovery from disk
}
*/
func benchNormalCasePlonk() {
innerField := ecc.BLS12_377.ScalarField()
//outerField := ecc.BLS12_377.ScalarField()
outerField := ecc.BW6_761.ScalarField()
fullTxBytes, _ := hex.DecodeString("020000000190bc0a14e94cdd565265d79c4f9bed0f6404241f3fb69d6458b30b41611317f7000000004847304402204e643ff6ed0e3c3e1e83f3e2c74a9d0613849bb624c1d12351f1152cf91ebc1f02205deaa38e3f8f8e43d1979f999c03ffa65b9087c1a6545ecffa2b7898c042bcb241feffffff0200ca9a3b000000001976a914662db6c1a68cdf035bfb9c6580550eb3520caa9d88ac40276bee000000001976a9142dbbeab87bd7a8fca8b2761e5d798dfd76d5af4988ac6f000000")
prefixBytes, _ := hex.DecodeString("0200000001")
prevTxnIdBytes, _ := hex.DecodeString("90bc0a14e94cdd565265d79c4f9bed0f6404241f3fb69d6458b30b41611317f7")
postFixBytes, _ := hex.DecodeString("000000004847304402204e643ff6ed0e3c3e1e83f3e2c74a9d0613849bb624c1d12351f1152cf91ebc1f02205deaa38e3f8f8e43d1979f999c03ffa65b9087c1a6545ecffa2b7898c042bcb241feffffff0200ca9a3b000000001976a914662db6c1a68cdf035bfb9c6580550eb3520caa9d88ac40276bee000000001976a9142dbbeab87bd7a8fca8b2761e5d798dfd76d5af4988ac6f000000")
//setup circuit params
start := time.Now()
innerCcs, provingKey, verifyingKey, err := plonkivc.SetupBaseCase(len(fullTxBytes), innerField)
elapsed := time.Since(start)
fmt.Printf("Base case setup: %s\n", elapsed)
start = time.Now()
innerVk, err := plonk.ValueOfVerifyingKey[sw_bls12377.ScalarField, sw_bls12377.G1Affine, sw_bls12377.G2Affine](verifyingKey)
outerCcs, outerProvingKey, outerVerifyingKey, err := plonkivc.SetupNormalCase(outerField, innerCcs, innerVk) //using placeholders for pk and proof
elapsed = time.Since(start)
fmt.Printf("Normal Case Setup: %s\n", elapsed)
if err != nil {
fmt.Printf("Fail ! %s", err)
return
}
if err != nil {
fmt.Printf("Fail ! %s", err)
return
}
start = time.Now()
genesisWitness, genesisProof, err := plonkivc.CreateBaseCaseProof(fullTxBytes, innerCcs, provingKey)
elapsed = time.Since(start)
fmt.Printf("Base case proof created: %s\n", elapsed)
if err != nil {
fmt.Printf("Fail ! %s", err)
return
}
//can create a lightweight witness here for verification
//err := native_plonk.Verify(genesisProof, verifyingKey, genesisWitness, plonk.GetNativeVerifierOptions(outerField, innerField))
//outerField := ecc.BW6_761.ScalarField()
innerWitness, err := plonk.ValueOfWitness[sw_bls12377.ScalarField](genesisWitness)
innerProof, err := plonk.ValueOfProof[sw_bls12377.ScalarField, sw_bls12377.G1Affine, sw_bls12377.G2Affine](genesisProof)
//spending tx info
prefixBytes, _ = hex.DecodeString("0200000001")
prevTxnIdBytes, _ = hex.DecodeString("faf3013aab53ae122e6cfdef7720c7a785fed4ce7f8f3dd19379f31e62651c71")
postFixBytes, _ = hex.DecodeString("000000006a47304402200ce76e906d995091f28ca40f4579c358bce832cd0d5c5535e4736e4444f6ba2602204fa80867c48e6016b3fa013633ad87203a18487786d8758ee3fe8a6ad5efdf06412103f368e789ce7c6152cc3a36f9c68e69b93934ce0b8596f9cd8032061d5feff4fffeffffff020065cd1d000000001976a914662db6c1a68cdf035bfb9c6580550eb3520caa9d88ac1e64cd1d000000001976a914ce3e1e6345551bed999b48ab8b2ebb1ca880bcda88ac70000000")
fullTxBytes, _ = hex.DecodeString("0200000001faf3013aab53ae122e6cfdef7720c7a785fed4ce7f8f3dd19379f31e62651c71000000006a47304402200ce76e906d995091f28ca40f4579c358bce832cd0d5c5535e4736e4444f6ba2602204fa80867c48e6016b3fa013633ad87203a18487786d8758ee3fe8a6ad5efdf06412103f368e789ce7c6152cc3a36f9c68e69b93934ce0b8596f9cd8032061d5feff4fffeffffff020065cd1d000000001976a914662db6c1a68cdf035bfb9c6580550eb3520caa9d88ac1e64cd1d000000001976a914ce3e1e6345551bed999b48ab8b2ebb1ca880bcda88ac70000000")
outerAssignment := plonkivc.CreateOuterAssignment(innerWitness, innerProof, innerVk, prefixBytes, prevTxnIdBytes, postFixBytes, fullTxBytes)
outerWitness, err := frontend.NewWitness(&outerAssignment, outerField)
if err != nil {
fmt.Printf("Fail ! %s", err)
return
}
start = time.Now()
outerProof, err := native_plonk.Prove(outerCcs, outerProvingKey, outerWitness, plonk.GetNativeProverOptions(outerField, innerField))
elapsed = time.Since(start)
fmt.Printf("Normal case proof created: %s\n", elapsed)
if err != nil {
fmt.Printf("Fail ! %s", err)
return
}
//verify the normal proof
publicWitness, err := outerWitness.Public()
err = native_plonk.Verify(outerProof, outerVerifyingKey, publicWitness, plonk.GetNativeVerifierOptions(outerField, innerField))
if err != nil {
fmt.Printf("Fail ! %s", err)
return
}
}
func benchNormalCaseGroth16() {
innerField := ecc.BLS24_315.ScalarField()
outerField := ecc.BW6_633.ScalarField()
fullTxBytes, _ := hex.DecodeString("020000000190bc0a14e94cdd565265d79c4f9bed0f6404241f3fb69d6458b30b41611317f7000000004847304402204e643ff6ed0e3c3e1e83f3e2c74a9d0613849bb624c1d12351f1152cf91ebc1f02205deaa38e3f8f8e43d1979f999c03ffa65b9087c1a6545ecffa2b7898c042bcb241feffffff0200ca9a3b000000001976a914662db6c1a68cdf035bfb9c6580550eb3520caa9d88ac40276bee000000001976a9142dbbeab87bd7a8fca8b2761e5d798dfd76d5af4988ac6f000000")
prefixBytes, _ := hex.DecodeString("0200000001")
prevTxnIdBytes, _ := hex.DecodeString("90bc0a14e94cdd565265d79c4f9bed0f6404241f3fb69d6458b30b41611317f7")
postFixBytes, _ := hex.DecodeString("000000004847304402204e643ff6ed0e3c3e1e83f3e2c74a9d0613849bb624c1d12351f1152cf91ebc1f02205deaa38e3f8f8e43d1979f999c03ffa65b9087c1a6545ecffa2b7898c042bcb241feffffff0200ca9a3b000000001976a914662db6c1a68cdf035bfb9c6580550eb3520caa9d88ac40276bee000000001976a9142dbbeab87bd7a8fca8b2761e5d798dfd76d5af4988ac6f000000")
//setup circuit params
start := time.Now()
innerCcs, provingKey, verifyingKey, err := grothivc.SetupBaseCase(len(fullTxBytes), innerField)
elapsed := time.Since(start)
fmt.Printf("Base case setup: %s\n", elapsed)
firstHash := sha256.Sum256(fullTxBytes)
genesisTxId := sha256.Sum256(firstHash[:])
genesisWitness, err := grothivc.CreateBaseCaseFullWitness(fullTxBytes, genesisTxId)
start = time.Now()
genesisProof, err := grothivc.ComputeProof(&innerCcs, &provingKey, genesisWitness)
elapsed = time.Since(start)
fmt.Printf("Base case proof created: %s\n", elapsed)
if err != nil {
fmt.Printf("Fail on base case proof ! %s\n", err)
return
}
isVerified := grothivc.VerifyProof(genesisWitness, genesisProof, verifyingKey)
if !isVerified {
return
}
//can create a lightweight witness here for verification
//innerVk, err := groth16.ValueOfVerifyingKey[grothivc.G1Affine, grothivc.G2Affine, grothivc.GTEl](verifyingKey)
//spending tx info
prefixBytes, _ = hex.DecodeString("0200000001")
prevTxnIdBytes, _ = hex.DecodeString("faf3013aab53ae122e6cfdef7720c7a785fed4ce7f8f3dd19379f31e62651c71")
postFixBytes, _ = hex.DecodeString("000000006a47304402200ce76e906d995091f28ca40f4579c358bce832cd0d5c5535e4736e4444f6ba2602204fa80867c48e6016b3fa013633ad87203a18487786d8758ee3fe8a6ad5efdf06412103f368e789ce7c6152cc3a36f9c68e69b93934ce0b8596f9cd8032061d5feff4fffeffffff020065cd1d000000001976a914662db6c1a68cdf035bfb9c6580550eb3520caa9d88ac1e64cd1d000000001976a914ce3e1e6345551bed999b48ab8b2ebb1ca880bcda88ac70000000")
fullTxBytes, _ = hex.DecodeString("0200000001faf3013aab53ae122e6cfdef7720c7a785fed4ce7f8f3dd19379f31e62651c71000000006a47304402200ce76e906d995091f28ca40f4579c358bce832cd0d5c5535e4736e4444f6ba2602204fa80867c48e6016b3fa013633ad87203a18487786d8758ee3fe8a6ad5efdf06412103f368e789ce7c6152cc3a36f9c68e69b93934ce0b8596f9cd8032061d5feff4fffeffffff020065cd1d000000001976a914662db6c1a68cdf035bfb9c6580550eb3520caa9d88ac1e64cd1d000000001976a914ce3e1e6345551bed999b48ab8b2ebb1ca880bcda88ac70000000")
start = time.Now()
outerCcs, outerProvingKey, outerVerifyingKey, err := grothivc.SetupNormalCase(len(prefixBytes), len(postFixBytes), outerField, &innerCcs) //using placeholders for pk and proof
elapsed = time.Since(start)
fmt.Printf("Normal Case Setup: %s\n", elapsed)
if err != nil {
fmt.Printf("Fail on normal case setup! %s\n", err)
return
}
circuitVk, err := groth16.ValueOfVerifyingKey[grothivc.G1Affine, grothivc.G2Affine, grothivc.GTEl](verifyingKey)
circuitWitness, err := groth16.ValueOfWitness[grothivc.ScalarField](genesisWitness)
circuitProof, err := groth16.ValueOfProof[grothivc.G1Affine, grothivc.G2Affine](genesisProof)
firstHash = sha256.Sum256(fullTxBytes)
normalTxId := sha256.Sum256(firstHash[:])
outerAssignment := grothivc.CreateOuterAssignment(circuitWitness, circuitProof, circuitVk, prefixBytes, prevTxnIdBytes, postFixBytes, normalTxId[:])
outerWitness, err := frontend.NewWitness(&outerAssignment, outerField)
if err != nil {
fmt.Printf("Fail ! %s\n", err)
return
}
start = time.Now()
outerProof, err := grothivc.ComputeProof(&outerCcs, &outerProvingKey, outerWitness)
elapsed = time.Since(start)
fmt.Printf("Proof compute took : %s\n", elapsed)
if err != nil {
fmt.Printf("Proof computation failed ! %s\n", err)
return
}
//verify the normal proof
publicOuterWitness, err := outerWitness.Public()
isVerified = grothivc.VerifyProof(publicOuterWitness, outerProof, outerVerifyingKey)
if !isVerified {
return
}
}