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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,96 +1 @@ | ||
| package keeper | ||
|
|
||
| import ( | ||
| "encoding/hex" | ||
| "encoding/json" | ||
| "fmt" | ||
| "github.com/prysmaticlabs/prysm/v4/crypto/bls/blst" | ||
| blscommon "github.com/prysmaticlabs/prysm/v4/crypto/bls/common" | ||
| "golang.org/x/crypto/sha3" | ||
| "math/big" | ||
| "testing" | ||
| ) | ||
|
|
||
| type TaskResponse struct { | ||
| TaskId uint64 | ||
| NumberSum *big.Int | ||
| } | ||
|
|
||
| func Test_bls_sig(t *testing.T) { | ||
|
|
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| privateKeys := make([]blscommon.SecretKey, 3) | ||
| for i := 0; i < 3; i++ { | ||
| privateKeys[i], _ = blst.RandKey() | ||
| } | ||
|
|
||
| publicKeys := make([]blscommon.PublicKey, 3) | ||
| for i := 0; i < 3; i++ { | ||
| publicKeys[i] = privateKeys[i].PublicKey() | ||
| } | ||
|
|
||
| taskres := TaskResponse{TaskId: 1, NumberSum: big.NewInt(100)} | ||
|
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| msg, _ := GetTaskResponseDigest(taskres) | ||
| msgBytes := msg[:] | ||
|
|
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| signatures := make([]blscommon.Signature, 3) | ||
| for i := 0; i < 3; i++ { | ||
| signatures[i] = privateKeys[i].Sign(msgBytes) | ||
| } | ||
|
|
||
| aggsignature := blst.AggregateSignatures(signatures) | ||
|
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||
| valid2 := aggsignature.FastAggregateVerify(publicKeys, msg) | ||
| valid3 := aggsignature.Eth2FastAggregateVerify(publicKeys, msg) | ||
| fmt.Println("Aggregate signature2 is valid for all messages:", valid2) | ||
| fmt.Println("Aggregate signature3 is valid for all messages:", valid3) | ||
|
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| sigN := privateKeys[1].Sign(msgBytes) | ||
| a := sigN.Marshal() | ||
| fmt.Println(a) | ||
| valid := sigN.Verify(publicKeys[1], msgBytes) | ||
| fmt.Println(" sigN is valid for all messages:", valid) | ||
|
|
||
| b, _ := blst.VerifySignature(a, msg, publicKeys[1]) | ||
| fmt.Println(" b is valid for all messages:", b) | ||
|
|
||
| } | ||
|
|
||
| // GetTaskResponseDigest returns the hash of the TaskResponse, which is what operators sign over | ||
| func GetTaskResponseDigest(h TaskResponse) ([32]byte, error) { | ||
|
|
||
| jsonData, err := json.Marshal(h) | ||
| if err != nil { | ||
| fmt.Println("Error marshalling struct to JSON:", err) | ||
| return [32]byte{}, err | ||
| } | ||
|
|
||
| fmt.Println(jsonData) | ||
| fmt.Println(string(jsonData)) | ||
|
|
||
| var newPerson TaskResponse | ||
| err = json.Unmarshal(jsonData, &newPerson) | ||
| if err != nil { | ||
| fmt.Println("Error unmarshalling JSON:", err) | ||
| return [32]byte{}, err | ||
| } | ||
| fmt.Println(newPerson) | ||
|
|
||
| var taskResponseDigest [32]byte | ||
| hasher := sha3.NewLegacyKeccak256() | ||
| hasher.Write(jsonData) | ||
| copy(taskResponseDigest[:], hasher.Sum(nil)[:32]) | ||
|
|
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| return taskResponseDigest, nil | ||
| } | ||
|
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| func Test_hash(t *testing.T) { | ||
| taskres := TaskResponse{TaskId: 1, NumberSum: big.NewInt(100)} | ||
| jsonData, _ := json.Marshal(taskres) | ||
|
|
||
| var taskResponseDigest [32]byte | ||
| hasher := sha3.NewLegacyKeccak256() | ||
| hasher.Write(jsonData) | ||
| copy(taskResponseDigest[:], hasher.Sum(nil)[:32]) | ||
| fmt.Println(hex.EncodeToString(taskResponseDigest[:])) | ||
| } |
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