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rpc: extract sender address from msg signature (#217)

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* extract real from address in rpc tx query api

Closes: #210

* Update x/evm/types/msg.go

Co-authored-by: Federico Kunze Küllmer <31522760+fedekunze@users.noreply.github.com>

Co-authored-by: Federico Kunze Küllmer <31522760+fedekunze@users.noreply.github.com>
This commit is contained in:
yihuang
2021-07-02 09:34:15 +00:00
committed by GitHub
co-authored by Federico Kunze Küllmer
parent 6e983a9da1
commit e6f1874cfc
4 changed files with 32 additions and 6 deletions
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x/evm/types/msg.go
+11
View File
@@ -216,3 +216,14 @@ func (msg MsgEthereumTx) AsTransaction() *ethtypes.Transaction {
func (msg MsgEthereumTx) AsMessage(signer ethtypes.Signer) (core.Message, error) {
return msg.AsTransaction().AsMessage(signer)
}
// GetSender extracts the sender address from the signature values using the latest signer for the given chainID.
func (msg *MsgEthereumTx) GetSender(chainID *big.Int) (common.Address, error) {
signer := ethtypes.LatestSignerForChainID(chainID)
from, err := signer.Sender(msg.AsTransaction())
if err != nil {
return common.Address{}, err
}
msg.From = from.Hex()
return from, nil
}
x/evm/types/msg_test.go
+1 -3
View File
@@ -183,9 +183,7 @@ func (suite *MsgsTestSuite) TestMsgEthereumTx_Sign() {
if tc.expectPass {
suite.Require().NoError(err, "valid test %d failed: %s", i, tc.msg)
tx := tc.tx.AsTransaction()
sender, err := ethtypes.Sender(tc.ethSigner, tx)
sender, err := tc.tx.GetSender(suite.chainID)
suite.Require().NoError(err, tc.msg)
suite.Require().Equal(tc.tx.From, sender.Hex(), tc.msg)
} else {