go-ethereum/rpc/json.go

59 lines
1.5 KiB
Go

/*
This file is part of go-ethereum
go-ethereum is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
go-ethereum is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with go-ethereum. If not, see <http://www.gnu.org/licenses/>.
*/
package rpc
import (
"encoding/json"
"github.com/ethereum/go-ethereum/logger"
"io"
"net/http"
)
var rpclogger = logger.NewLogger("RPC")
type JsonWrapper struct{}
func (self JsonWrapper) Send(writer io.Writer, v interface{}) (n int, err error) {
var payload []byte
payload, err = json.Marshal(v)
if err != nil {
rpclogger.Fatalln("Error marshalling JSON", err)
return 0, err
}
rpclogger.Infof("Sending payload: %s", payload)
return writer.Write(payload)
}
func (self JsonWrapper) ParseRequestBody(req *http.Request) (RpcRequest, error) {
var reqParsed RpcRequest
// Convert JSON to native types
d := json.NewDecoder(req.Body)
// d.UseNumber()
defer req.Body.Close()
err := d.Decode(&reqParsed)
if err != nil {
rpclogger.Errorln("Error decoding JSON: ", err)
return reqParsed, err
}
rpclogger.DebugDetailf("Parsed request: %s", reqParsed)
return reqParsed, nil
}