mirror of
https://github.com/ethereum/go-ethereum.git
synced 2026-08-20 02:42:27 +00:00
Fixed bugs in 'data/typed' signs
This commit is contained in:
Paul Berg
parent
05314acf9a
commit
4b893bee79
5 changed files with 59 additions and 160 deletions
|
|
@ -402,3 +402,5 @@ t=2018-11-01T22:23:54+0100 lvl=info msg=Configured api=signer audit log=audit.lo
|
|||
t=2018-11-01T22:23:56+0100 lvl=info msg=SignData api=signer type=request metadata="{\"remote\":\"127.0.0.1:60509\",\"local\":\"localhost:8550\",\"scheme\":\"HTTP/1.1\",\"User-Agent\":\"PostmanRuntime/7.3.0\",\"Origin\":\"\"}" addr="0x66d76e6a80dc7d46d7ec1b79b15dfa34c3c6ef21 [chksum INVALID]" data="map[address:0xd090B1504cC9341BC18cE5d34D750545bb515FdC message:0xcafebabe]" content-type=text/validator
|
||||
t=2018-11-01T22:36:15+0100 lvl=info msg=Configured api=signer audit log=audit.log
|
||||
t=2018-11-01T22:38:04+0100 lvl=info msg=SignData api=signer type=request metadata="{\"remote\":\"127.0.0.1:60761\",\"local\":\"localhost:8550\",\"scheme\":\"HTTP/1.1\",\"User-Agent\":\"PostmanRuntime/7.3.0\",\"Origin\":\"\"}" addr="0x66d76e6a80dc7d46d7ec1b79b15dfa34c3c6ef21 [chksum INVALID]" data="map[address:0xE85E8fceAce32f641595bcAf5e16aba14667991D message:0xcafebabe]" content-type=text/validator
|
||||
t=2018-11-02T11:46:08+0100 lvl=info msg=Configured api=signer audit log=audit.log
|
||||
t=2018-11-02T11:46:14+0100 lvl=info msg=SignTypedData api=signer type=request metadata="{\"remote\":\"127.0.0.1:49691\",\"local\":\"localhost:8550\",\"scheme\":\"HTTP/1.1\",\"User-Agent\":\"PostmanRuntime/7.3.0\",\"Origin\":\"\"}" addr="0x66D76e6A80DC7D46d7EC1b79b15Dfa34c3C6eF21 [chksum ok]" data="{Types:map[EIP712Domain:[map[name:name type:string] map[name:version type:string] map[name:chainId type:uint256] map[name:verifyingContract type:address]] Person:[map[type:string name:name] map[name:wallet type:address]] Mail:[map[name:from type:Person] map[name:to type:Person] map[name:contents type:string]]] PrimaryType:Mail Domain:{Name:Ether Mail Version:1 ChainId:+1 VerifyingContract:0xCcCCccccCCCCcCCCCCCcCcCccCcCCCcCcccccccC Salt:} Message:map[from:map[name:Alice wallet:0x66d76e6a80dc7d46d7ec1b79b15dfa34c3c6ef21] to:map[name:Bob wallet:0xbBbBBBBbbBBBbbbBbbBbbbbBBbBbbbbBbBbbBBbB] contents:Hello, Bob!]}"
|
||||
|
|
|
|||
|
|
@ -48,10 +48,10 @@ type ExternalAPI interface {
|
|||
SignTransaction(ctx context.Context, args SendTxArgs, methodSelector *string) (*ethapi.SignTransactionResult, error)
|
||||
// SignData - request to sign the given data (plus prefix)
|
||||
SignData(ctx context.Context, contentType string, addr common.MixedcaseAddress, data interface{}) (hexutil.Bytes, error)
|
||||
// SignStructuredData - request to sign the given structured data (plus prefix)
|
||||
//SignTypedData(ctx context.Context, addr common.MixedcaseAddress, data TypedData) (hexutil.Bytes, error)
|
||||
// SignTypedData - request to sign the given structured data (plus prefix)
|
||||
SignTypedData(ctx context.Context, addr common.MixedcaseAddress, data TypedData) (hexutil.Bytes, error)
|
||||
// EcRecover - recover public key from given message and signature
|
||||
EcRecover(ctx context.Context, contentType string, data hexutil.Bytes, sig hexutil.Bytes) (common.Address, error)
|
||||
EcRecover(ctx context.Context, data hexutil.Bytes, sig hexutil.Bytes) (common.Address, error)
|
||||
// Export - request to export an account
|
||||
Export(ctx context.Context, addr common.Address) (json.RawMessage, error)
|
||||
// Import - request to import an account
|
||||
|
|
@ -175,7 +175,7 @@ type (
|
|||
SignDataRequest struct {
|
||||
ContentType string `json:"content_type"`
|
||||
Address common.MixedcaseAddress `json:"address"`
|
||||
Rawdata interface{} `json:"raw_data"`
|
||||
Rawdata interface{} `json:"raw_data"`
|
||||
Message string `json:"message"`
|
||||
Hash hexutil.Bytes `json:"hash"`
|
||||
Meta Metadata `json:"meta"`
|
||||
|
|
|
|||
|
|
@ -70,18 +70,18 @@ func (l *AuditLogger) SignData(ctx context.Context, contentType string, addr com
|
|||
return b, e
|
||||
}
|
||||
|
||||
//func (l *AuditLogger) SignTypedData(ctx context.Context, addr common.MixedcaseAddress, data TypedData) (hexutil.Bytes, error) {
|
||||
// l.log.Info("SignTypedData", "type", "request", "metadata", MetadataFromContext(ctx).String(),
|
||||
// "addr", addr.String(), "data", data)
|
||||
// b, e := l.api.SignTypedData(ctx, addr, data)
|
||||
// l.log.Info("SignTypedData", "type", "response", "data", common.Bytes2Hex(b), "error", e)
|
||||
// return b, e
|
||||
//}
|
||||
func (l *AuditLogger) SignTypedData(ctx context.Context, addr common.MixedcaseAddress, data TypedData) (hexutil.Bytes, error) {
|
||||
l.log.Info("SignTypedData", "type", "request", "metadata", MetadataFromContext(ctx).String(),
|
||||
"addr", addr.String(), "data", data)
|
||||
b, e := l.api.SignTypedData(ctx, addr, data)
|
||||
l.log.Info("SignTypedData", "type", "response", "data", common.Bytes2Hex(b), "error", e)
|
||||
return b, e
|
||||
}
|
||||
|
||||
func (l *AuditLogger) EcRecover(ctx context.Context, contentType string, data hexutil.Bytes, sig hexutil.Bytes) (common.Address, error) {
|
||||
func (l *AuditLogger) EcRecover(ctx context.Context, data hexutil.Bytes, sig hexutil.Bytes) (common.Address, error) {
|
||||
l.log.Info("EcRecover", "type", "request", "metadata", MetadataFromContext(ctx).String(),
|
||||
"data", common.Bytes2Hex(data), "sig", common.Bytes2Hex(sig), "content-type", contentType)
|
||||
b, e := l.api.EcRecover(ctx, contentType, data, sig)
|
||||
"data", common.Bytes2Hex(data), "sig", common.Bytes2Hex(sig))
|
||||
b, e := l.api.EcRecover(ctx, data, sig)
|
||||
l.log.Info("EcRecover", "type", "response", "address", b.String(), "error", e)
|
||||
return b, e
|
||||
}
|
||||
|
|
|
|||
|
|
@ -19,6 +19,7 @@ package core
|
|||
import (
|
||||
"bytes"
|
||||
"context"
|
||||
"encoding/json"
|
||||
"errors"
|
||||
"fmt"
|
||||
"math/big"
|
||||
|
|
@ -63,8 +64,8 @@ var (
|
|||
)
|
||||
|
||||
type ValidatorData struct {
|
||||
Address common.Address
|
||||
Message hexutil.Bytes
|
||||
Address common.Address
|
||||
Message hexutil.Bytes
|
||||
}
|
||||
|
||||
type TypedData struct {
|
||||
|
|
@ -86,11 +87,11 @@ type EIP712TypePriority struct {
|
|||
type EIP712Data = map[string]interface{}
|
||||
|
||||
type EIP712Domain struct {
|
||||
Name string `json:"name"`
|
||||
Version string `json:"version"`
|
||||
ChainId *big.Int `json:"chainId"`
|
||||
VerifyingContract string `json:"verifyingContract"`
|
||||
Salt string `json:"salt"`
|
||||
Name string `json:"name"`
|
||||
Version string `json:"version"`
|
||||
ChainId *big.Int `json:"chainId"`
|
||||
VerifyingContract string `json:"verifyingContract"`
|
||||
Salt string `json:"salt"`
|
||||
}
|
||||
|
||||
const (
|
||||
|
|
@ -99,7 +100,7 @@ const (
|
|||
TypeBytes = "bytes"
|
||||
TypeInt = "int"
|
||||
TypeString = "string"
|
||||
TypeUint = "uint"
|
||||
TypeUint = "uint"
|
||||
)
|
||||
|
||||
// Sign receives a request and produces a signature
|
||||
|
|
@ -139,7 +140,7 @@ func (api *SignerAPI) Sign(ctx context.Context, addr common.MixedcaseAddress, re
|
|||
//
|
||||
// Different types of validation occur.
|
||||
func (api *SignerAPI) SignData(ctx context.Context, contentType string, addr common.MixedcaseAddress, data interface{}) (hexutil.Bytes, error) {
|
||||
var req, err= api.determineSignatureFormat(contentType, addr, data)
|
||||
var req, err = api.determineSignatureFormat(contentType, addr, data)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
|
|
@ -173,19 +174,8 @@ func (api *SignerAPI) determineSignatureFormat(contentType string, addr common.M
|
|||
return nil, err
|
||||
}
|
||||
sighash, msg := SignTextValidator(validatorData)
|
||||
fmt.Printf("sighash:%s", sighash)
|
||||
req = &SignDataRequest{Rawdata: validatorData, Message: msg, Hash: sighash, ContentType: mediaType}
|
||||
break
|
||||
case DataTyped.Mime:
|
||||
// Signs EIP-712 conformant typed data
|
||||
// hash = keccak256("\x19${byteVersion}${domainSeparator}${hashStruct(message)}")
|
||||
typedData, err := UnmarshalTypedData(data)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
sighash, msg := SignDataTyped(typedData)
|
||||
req = &SignDataRequest{Rawdata: typedData, Message: msg, Hash: sighash, ContentType: mediaType}
|
||||
break
|
||||
case ApplicationClique.Mime:
|
||||
// Clique is the Ethereum PoA standard
|
||||
cliqueData, err := hexutil.Decode(data.(string))
|
||||
|
|
@ -222,7 +212,6 @@ func (api *SignerAPI) determineSignatureFormat(contentType string, addr common.M
|
|||
|
||||
// SignTextWithValidator signs the given message which can be further recovered
|
||||
// with the given validator.
|
||||
//
|
||||
// hash = keccak256("\x19\x00"${address}${data}).
|
||||
func SignTextValidator(validatorData ValidatorData) (hexutil.Bytes, string) {
|
||||
msg := fmt.Sprintf("\x19\x00%s%s", string(validatorData.Address.Bytes()), string(validatorData.Message))
|
||||
|
|
@ -267,51 +256,33 @@ func SignCliqueHeader(header *types.Header) (hexutil.Bytes, error) {
|
|||
// SignTextPlain is a helper function that calculates a hash for the given message that can be
|
||||
// safely used to calculate a signature from. This gives context to the signed message and prevents
|
||||
// signing of transactions.
|
||||
//
|
||||
// hash = keccak256("\x19$Ethereum Signed Message:\n"${message length}${message}).
|
||||
func SignTextPlain(data hexutil.Bytes) (hexutil.Bytes, string) {
|
||||
// The letter `E` is \x45 in hex, retrofitting
|
||||
// https://github.com/ethereum/go-ethereum/pull/2940/commits
|
||||
msg := fmt.Sprintf("\x19Ethereum Signed Message:\n%d%s", len(data), data)
|
||||
msg := fmt.Sprintf("\x19Ethereum Signed Message:\n%d%s", len(data), string(data))
|
||||
return crypto.Keccak256([]byte(msg)), msg
|
||||
}
|
||||
|
||||
// SignDataTyped signs EIP-712 conformant typed data
|
||||
// hash = keccak256("\x19${byteVersion}${domainSeparator}${hashStruct(message)}")
|
||||
func SignDataTyped(typedData TypedData) (hexutil.Bytes, string) {
|
||||
domainSeparator := typedData.HashStruct("EIP712Domain", typedData.Domain.Map())
|
||||
typedDataHash := typedData.HashStruct(typedData.PrimaryType, typedData.Message)
|
||||
msg := fmt.Sprintf("\x19\x01%s%s", common.Bytes2Hex(domainSeparator), common.Bytes2Hex(typedDataHash))
|
||||
return crypto.Keccak256(common.Hex2Bytes(msg)), msg
|
||||
}
|
||||
|
||||
// SignTypedData signs EIP-712 conformant typed data
|
||||
// hash = keccak256("\x19${byteVersion}${domainSeparator}${hashStruct(message)}")
|
||||
//func (api *SignerAPI) SignTypedData(ctx context.Context, addr common.MixedcaseAddress, typedData TypedData) (hexutil.Bytes, error) {
|
||||
// domainSeparator := typedData.HashStruct("EIP712Domain", typedData.Domain.Map())
|
||||
// typedDataHash := typedData.HashStruct(typedData.PrimaryType, typedData.Message)
|
||||
// typedDataJson, err := json.Marshal(typedData.Map())
|
||||
// if err != nil {
|
||||
// return nil, err
|
||||
// }
|
||||
// buffer := bytes.Buffer{}
|
||||
// buffer.WriteString("\x19")
|
||||
// buffer.WriteString("\x01")
|
||||
// buffer.WriteString(common.Bytes2Hex(domainSeparator))
|
||||
// buffer.WriteString(common.Bytes2Hex(typedDataHash))
|
||||
// req := &SignDataRequest{
|
||||
// Rawdata: typedDataJson,
|
||||
// Message: buffer.String(),
|
||||
// Hash: crypto.Keccak256(buffer.Bytes()),
|
||||
// ContentType: DataTyped.Mime,
|
||||
// }
|
||||
// signature, err := api.Sign(ctx, addr, req)
|
||||
// if err != nil {
|
||||
// api.UI.ShowError(err.Error())
|
||||
// return nil, err
|
||||
// }
|
||||
// return signature, nil
|
||||
//}
|
||||
func (api *SignerAPI) SignTypedData(ctx context.Context, addr common.MixedcaseAddress, typedData TypedData) (hexutil.Bytes, error) {
|
||||
domainSeparator := typedData.HashStruct("EIP712Domain", typedData.Domain.Map())
|
||||
typedDataHash := typedData.HashStruct(typedData.PrimaryType, typedData.Message)
|
||||
_, err := json.Marshal(typedData.Map())
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
msg := fmt.Sprintf("\x19\x01%s%s", string(domainSeparator), string(typedDataHash))
|
||||
sighash := crypto.Keccak256([]byte(msg))
|
||||
req := &SignDataRequest{Rawdata: typedData.Map(), Message: msg, Hash: sighash, ContentType: DataTyped.Mime}
|
||||
signature, err := api.Sign(ctx, addr, req)
|
||||
if err != nil {
|
||||
api.UI.ShowError(err.Error())
|
||||
return nil, err
|
||||
}
|
||||
return signature, nil
|
||||
}
|
||||
|
||||
// HashStruct generates the following encoding for the given domain and message:
|
||||
// `encode(domainSeparator : 𝔹²⁵⁶, message : 𝕊) = "\x19\x01" ‖ domainSeparator ‖ hashStruct(message)`
|
||||
|
|
@ -319,7 +290,7 @@ func (typedData *TypedData) HashStruct(primaryType string, data EIP712Data) hexu
|
|||
return crypto.Keccak256(typedData.EncodeData(primaryType, data))
|
||||
}
|
||||
|
||||
// dependencies returns an array of custom types ordered by their hierarchical reference tree
|
||||
// Dependencies returns an array of custom types ordered by their hierarchical reference tree
|
||||
func (typedData *TypedData) Dependencies(primaryType string, found []string) []string {
|
||||
includes := func(arr []string, str string) bool {
|
||||
for _, obj := range arr {
|
||||
|
|
@ -347,7 +318,7 @@ func (typedData *TypedData) Dependencies(primaryType string, found []string) []s
|
|||
return found
|
||||
}
|
||||
|
||||
// encodeType generates the following encoding:
|
||||
// EncodeType generates the following encoding:
|
||||
// `name ‖ "(" ‖ member₁ ‖ "," ‖ member₂ ‖ "," ‖ … ‖ memberₙ ")"`
|
||||
//
|
||||
// each member is written as `type ‖ " " ‖ name` encodings cascade down and are sorted by name
|
||||
|
|
@ -496,7 +467,7 @@ func bytesValueOf(_interface interface{}) hexutil.Bytes {
|
|||
case reflect.TypeOf([]uint8{}):
|
||||
return _interface.([]uint8)
|
||||
case reflect.TypeOf(string("")):
|
||||
return common.Hex2Bytes(_interface.(string))
|
||||
return hexutil.Bytes(_interface.(string))
|
||||
default:
|
||||
break
|
||||
}
|
||||
|
|
@ -507,7 +478,7 @@ func bytesValueOf(_interface interface{}) hexutil.Bytes {
|
|||
|
||||
// EcRecover recovers the address associated with the given sig.
|
||||
// Only compatible with `text/plain`
|
||||
func (api *SignerAPI) EcRecover(ctx context.Context, contentType string, data hexutil.Bytes, sig hexutil.Bytes) (common.Address, error) {
|
||||
func (api *SignerAPI) EcRecover(ctx context.Context, data hexutil.Bytes, sig hexutil.Bytes) (common.Address, error) {
|
||||
// Returns the address for the Account that was used to create the signature.
|
||||
//
|
||||
// Note, this function is compatible with eth_sign and personal_sign. As such it recovers
|
||||
|
|
@ -562,74 +533,6 @@ func UnmarshalValidatorData(data interface{}) (ValidatorData, error) {
|
|||
}, nil
|
||||
}
|
||||
|
||||
// UnmarshalTypedData converts the bytes input to typed data
|
||||
func UnmarshalTypedData(data interface{}) (TypedData, error) {
|
||||
raw := data.(map[string]interface{})
|
||||
|
||||
var _types, ok = raw["types"].(EIP712Types)
|
||||
if !ok || _types == nil {
|
||||
return TypedData{}, errors.New("types are undefined")
|
||||
}
|
||||
if err := _types.IsValid(); err != nil {
|
||||
return TypedData{}, err
|
||||
}
|
||||
|
||||
if _types["EIP712Domain"] == nil {
|
||||
return TypedData{}, errors.New("domain types are undefined")
|
||||
}
|
||||
|
||||
domain, err := UnmarshalDomain(data)
|
||||
if err != nil {
|
||||
return TypedData{}, err
|
||||
}
|
||||
|
||||
primaryType, ok := raw["primaryType"].(string)
|
||||
if !ok || len(primaryType) == 0 {
|
||||
return TypedData{}, errors.New("primary type is undefined")
|
||||
}
|
||||
|
||||
message, ok := raw["message"].(EIP712Data)
|
||||
if !ok || message == nil {
|
||||
return TypedData{}, errors.New("message is undefined")
|
||||
}
|
||||
return TypedData{
|
||||
Types: _types,
|
||||
PrimaryType: primaryType,
|
||||
Domain: domain,
|
||||
Message: message,
|
||||
}, nil
|
||||
}
|
||||
|
||||
// UnmarshalDomain converts the bytes input to a domain
|
||||
func UnmarshalDomain(data interface{}) (EIP712Domain, error) {
|
||||
raw := data.(map[string]interface{})["domain"].(map[string]interface{})
|
||||
|
||||
chainId := raw["chainId"].(*big.Int)
|
||||
if chainId == big.NewInt(0) {
|
||||
return EIP712Domain{}, errors.New("chainId must be specified according to EIP-155")
|
||||
}
|
||||
|
||||
name, nameOk := raw["name"].(string)
|
||||
version, versionOk := raw["version"].(string)
|
||||
verifyingContract, verifyingContractOk := raw["verifyingContract"].(string)
|
||||
salt, saltOk := raw["salt"].(string)
|
||||
if (!nameOk || len(name) == 0) &&
|
||||
(!versionOk || len(version) == 0) &&
|
||||
(!verifyingContractOk || len(verifyingContract) == 0) &&
|
||||
(!saltOk || len(salt) == 0) {
|
||||
return EIP712Domain{}, errors.New("domain is undefined")
|
||||
}
|
||||
|
||||
return EIP712Domain{
|
||||
Name: name,
|
||||
Version: version,
|
||||
ChainId: chainId,
|
||||
VerifyingContract: verifyingContract,
|
||||
Salt: salt,
|
||||
}, nil
|
||||
}
|
||||
|
||||
|
||||
// Map is a helper function to generate a map version of the typed data
|
||||
func (typedData *TypedData) Map() map[string]interface{} {
|
||||
dataMap := map[string]interface{}{
|
||||
|
|
@ -686,7 +589,7 @@ func isStandardTypeStr(encType string) bool {
|
|||
}
|
||||
|
||||
// Dynamic types
|
||||
for _, standardType := range []string {
|
||||
for _, standardType := range []string{
|
||||
TypeBytes,
|
||||
TypeInt,
|
||||
TypeUint,
|
||||
|
|
@ -712,7 +615,7 @@ func (domain *EIP712Domain) IsValid() error {
|
|||
}
|
||||
|
||||
if len(domain.Name) == 0 && len(domain.Version) == 0 && len(domain.VerifyingContract) == 0 && len(domain.Salt) == 0 {
|
||||
return errors.New("domain undefined")
|
||||
return errors.New("domain is undefined")
|
||||
}
|
||||
|
||||
return nil
|
||||
|
|
|
|||
|
|
@ -19,11 +19,12 @@ package core
|
|||
import (
|
||||
"context"
|
||||
"fmt"
|
||||
"math/big"
|
||||
"testing"
|
||||
|
||||
"github.com/ethereum/go-ethereum/accounts/keystore"
|
||||
"github.com/ethereum/go-ethereum/common"
|
||||
"github.com/ethereum/go-ethereum/common/hexutil"
|
||||
"math/big"
|
||||
"testing"
|
||||
)
|
||||
|
||||
var typesStandard = EIP712Types{
|
||||
|
|
@ -94,19 +95,12 @@ var messageStandard = map[string]interface{}{
|
|||
}
|
||||
|
||||
var typedData = TypedData{
|
||||
Types: typesStandard,
|
||||
Types: typesStandard,
|
||||
PrimaryType: primaryType,
|
||||
Domain: domainStandard,
|
||||
Message: messageStandard,
|
||||
Domain: domainStandard,
|
||||
Message: messageStandard,
|
||||
}
|
||||
|
||||
//var typedDataMap = map[string]interface{}{
|
||||
// "types": typesStandard,
|
||||
// "primaryType": primaryType,
|
||||
// "domain": domainStandard,
|
||||
// "message": messageStandard,
|
||||
//}
|
||||
|
||||
func TestSignData(t *testing.T) {
|
||||
api, control := setup(t)
|
||||
//Create two accounts
|
||||
|
|
@ -149,7 +143,7 @@ func TestSignData(t *testing.T) {
|
|||
// data/typed
|
||||
control <- "Y"
|
||||
control <- "a_long_password"
|
||||
signature, err = api.SignData(context.Background(), DataTyped.Mime, a, typedData.Map())
|
||||
signature, err = api.SignTypedData(context.Background(), a, typedData)
|
||||
if err != nil {
|
||||
t.Fatal(err)
|
||||
}
|
||||
|
|
|
|||
Loading…
Reference in a new issue