32bed50ba1
Per specification at https://github.com/ethereum/wiki/wiki/Generic-JSON-RPC
88 lines
2.0 KiB
Go
88 lines
2.0 KiB
Go
package rpc
|
|
|
|
import (
|
|
"encoding/json"
|
|
"io"
|
|
"net/http"
|
|
)
|
|
|
|
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 {
|
|
jsonlogger.Fatalln("Error marshalling JSON", err)
|
|
return 0, err
|
|
}
|
|
jsonlogger.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 {
|
|
jsonlogger.Errorln("Error decoding JSON: ", err)
|
|
return reqParsed, err
|
|
}
|
|
jsonlogger.DebugDetailf("Parsed request: %s", reqParsed)
|
|
|
|
return reqParsed, nil
|
|
}
|
|
|
|
func (self jsonWrapper) GetRequestReply(xeth *EthereumApi, req *RpcRequest, reply *interface{}) error {
|
|
// call function for request method
|
|
jsonlogger.DebugDetailf("%T %s", req.Params, req.Params)
|
|
switch req.Method {
|
|
case "eth_coinbase":
|
|
return xeth.GetCoinbase(reply)
|
|
case "eth_listening":
|
|
return xeth.GetIsListening(reply)
|
|
case "eth_mining":
|
|
return xeth.GetIsMining(reply)
|
|
case "eth_peerCount":
|
|
return xeth.GetPeerCount(reply)
|
|
case "eth_countAt":
|
|
args, err := req.ToGetTxCountArgs()
|
|
if err != nil {
|
|
return err
|
|
}
|
|
return xeth.GetTxCountAt(args, reply)
|
|
// case "eth_codeAt":
|
|
// return nil
|
|
case "eth_balanceAt":
|
|
args, err := req.ToGetBalanceArgs()
|
|
if err != nil {
|
|
return err
|
|
}
|
|
return xeth.GetBalanceAt(args, reply)
|
|
case "eth_stateAt":
|
|
args, err := req.ToGetStorageArgs()
|
|
if err != nil {
|
|
return err
|
|
}
|
|
return xeth.GetStorageAt(args, reply)
|
|
case "eth_blockByNumber", "eth_blockByHash":
|
|
args, err := req.ToGetBlockArgs()
|
|
if err != nil {
|
|
return err
|
|
}
|
|
return xeth.GetBlock(args, reply)
|
|
default:
|
|
return NewErrorResponse(ErrorNotImplemented)
|
|
}
|
|
|
|
jsonlogger.DebugDetailf("Reply: %T %s", reply, reply)
|
|
return nil
|
|
}
|
|
|
|
var JSON jsonWrapper
|