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ethclient: Fix RPC parse error of Parity response #16924

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merged 1 commit into from
Jun 11, 2018
Merged

ethclient: Fix RPC parse error of Parity response #16924

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18 changes: 12 additions & 6 deletions ethclient/ethclient.go
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Original file line number Diff line number Diff line change
Expand Up @@ -141,7 +141,9 @@ func (ec *Client) getBlock(ctx context.Context, method string, args ...interface
// Fill the sender cache of transactions in the block.
txs := make([]*types.Transaction, len(body.Transactions))
for i, tx := range body.Transactions {
setSenderFromServer(tx.tx, tx.From, body.Hash)
if tx.From != nil {
setSenderFromServer(tx.tx, *tx.From, body.Hash)
}
txs[i] = tx.tx
}
return types.NewBlockWithHeader(head).WithBody(txs, uncles), nil
Expand Down Expand Up @@ -174,9 +176,9 @@ type rpcTransaction struct {
}

type txExtraInfo struct {
BlockNumber *string
BlockHash common.Hash
From common.Address
BlockNumber *string `json:"blockNumber,omitempty"`
BlockHash *common.Hash `json:"blockHash,omitempty"`
From *common.Address `json:"from,omitempty"`
}

func (tx *rpcTransaction) UnmarshalJSON(msg []byte) error {
Expand All @@ -197,7 +199,9 @@ func (ec *Client) TransactionByHash(ctx context.Context, hash common.Hash) (tx *
} else if _, r, _ := json.tx.RawSignatureValues(); r == nil {
return nil, false, fmt.Errorf("server returned transaction without signature")
}
setSenderFromServer(json.tx, json.From, json.BlockHash)
if json.From != nil && json.BlockHash != nil {
setSenderFromServer(json.tx, *json.From, *json.BlockHash)
}
return json.tx, json.BlockNumber == nil, nil
}

Expand Down Expand Up @@ -244,7 +248,9 @@ func (ec *Client) TransactionInBlock(ctx context.Context, blockHash common.Hash,
return nil, fmt.Errorf("server returned transaction without signature")
}
}
setSenderFromServer(json.tx, json.From, json.BlockHash)
if json.From != nil && json.BlockHash != nil {
setSenderFromServer(json.tx, *json.From, *json.BlockHash)
}
return json.tx, err
}

Expand Down