mirror of
https://gitlab.com/pulsechaincom/erigon-pulse.git
synced 2024-12-25 13:07:17 +00:00
103 lines
2.3 KiB
Go
103 lines
2.3 KiB
Go
/*
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This file is part of go-ethereum
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go-ethereum is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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go-ethereum is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with go-ethereum. If not, see <http://www.gnu.org/licenses/>.
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*/
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package rpc
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import (
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"encoding/json"
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"io"
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"net/http"
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"github.com/ethereum/go-ethereum/ethutil"
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"github.com/ethereum/go-ethereum/logger"
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"github.com/ethereum/go-ethereum/state"
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)
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var rpclogger = logger.NewLogger("RPC")
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type JsonWrapper struct{}
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func (self JsonWrapper) Send(writer io.Writer, v interface{}) (n int, err error) {
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var payload []byte
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payload, err = json.Marshal(v)
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if err != nil {
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rpclogger.Fatalln("Error marshalling JSON", err)
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return 0, err
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}
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rpclogger.DebugDetailf("Sending payload: %s", payload)
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return writer.Write(payload)
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}
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func (self JsonWrapper) ParseRequestBody(req *http.Request) (RpcRequest, error) {
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var reqParsed RpcRequest
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// Convert JSON to native types
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d := json.NewDecoder(req.Body)
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// d.UseNumber()
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defer req.Body.Close()
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err := d.Decode(&reqParsed)
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if err != nil {
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rpclogger.Errorln("Error decoding JSON: ", err)
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return reqParsed, err
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}
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rpclogger.DebugDetailf("Parsed request: %s", reqParsed)
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return reqParsed, nil
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}
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func toHex(b []byte) string {
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return "0x" + ethutil.Bytes2Hex(b)
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}
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func fromHex(s string) []byte {
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if len(s) > 1 {
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if s[0:2] == "0x" {
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s = s[2:]
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}
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return ethutil.Hex2Bytes(s)
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}
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return nil
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}
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type RpcServer interface {
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Start()
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Stop()
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}
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type Log struct {
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Address string `json:"address"`
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Topics []string `json:"topics"`
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Data string `json:"data"`
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}
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func toLogs(logs state.Logs) (ls []Log) {
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ls = make([]Log, len(logs))
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for i, log := range logs {
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var l Log
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l.Topics = make([]string, len(log.Topics()))
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l.Address = toHex(log.Address())
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l.Data = toHex(log.Data())
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for j, topic := range log.Topics() {
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l.Topics[j] = toHex(topic)
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}
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ls[i] = l
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}
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return
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}
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