140 lines
3.0 KiB
Go
140 lines
3.0 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"
|
|
"io"
|
|
"net/http"
|
|
"time"
|
|
|
|
"github.com/ethereum/go-ethereum/ethutil"
|
|
"github.com/ethereum/go-ethereum/logger"
|
|
"github.com/ethereum/go-ethereum/state"
|
|
"github.com/ethereum/go-ethereum/xeth"
|
|
)
|
|
|
|
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.DebugDetailf("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)
|
|
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
|
|
}
|
|
|
|
func toHex(b []byte) string {
|
|
return "0x" + ethutil.Bytes2Hex(b)
|
|
}
|
|
func fromHex(s string) []byte {
|
|
if len(s) > 1 {
|
|
if s[0:2] == "0x" {
|
|
s = s[2:]
|
|
}
|
|
return ethutil.Hex2Bytes(s)
|
|
}
|
|
return nil
|
|
}
|
|
|
|
type RpcServer interface {
|
|
Start()
|
|
Stop()
|
|
}
|
|
|
|
type Log struct {
|
|
Address string `json:"address"`
|
|
Topic []string `json:"topic"`
|
|
Data string `json:"data"`
|
|
Number uint64 `json:"number"`
|
|
}
|
|
|
|
func toLogs(logs state.Logs) (ls []Log) {
|
|
ls = make([]Log, len(logs))
|
|
|
|
for i, log := range logs {
|
|
var l Log
|
|
l.Topic = make([]string, len(log.Topics()))
|
|
l.Address = toHex(log.Address())
|
|
l.Data = toHex(log.Data())
|
|
l.Number = log.Number()
|
|
for j, topic := range log.Topics() {
|
|
l.Topic[j] = toHex(topic)
|
|
}
|
|
ls[i] = l
|
|
}
|
|
|
|
return
|
|
}
|
|
|
|
type whisperFilter struct {
|
|
messages []xeth.WhisperMessage
|
|
timeout time.Time
|
|
id int
|
|
}
|
|
|
|
func (w *whisperFilter) add(msgs ...xeth.WhisperMessage) {
|
|
w.messages = append(w.messages, msgs...)
|
|
}
|
|
func (w *whisperFilter) get() []xeth.WhisperMessage {
|
|
w.timeout = time.Now()
|
|
tmp := w.messages
|
|
w.messages = nil
|
|
return tmp
|
|
}
|
|
|
|
type logFilter struct {
|
|
logs state.Logs
|
|
timeout time.Time
|
|
id int
|
|
}
|
|
|
|
func (l *logFilter) add(logs ...state.Log) {
|
|
l.logs = append(l.logs, logs...)
|
|
}
|
|
|
|
func (l *logFilter) get() state.Logs {
|
|
l.timeout = time.Now()
|
|
tmp := l.logs
|
|
l.logs = nil
|
|
return tmp
|
|
}
|