/
async.go
63 lines (56 loc) · 1.8 KB
/
async.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
// Copyright (C) 2019 Sylvain 6120 Laurent
// This file is part of eth-stress <https://github.com/Magicking/eth-stress>.
//
// eth-stress 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.
//
// eth-stress 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 eth-stress. If not, see <http://www.gnu.org/licenses/>.
package main
import (
"encoding/json"
"net/http"
log "github.com/sirupsen/logrus"
)
type ASyncCallbackServer struct {
addr string
txChan chan string
}
type callbackResponse struct {
Id string `json:"id"`
TxHash string `json:"txHash"`
Error string `json:"error"`
}
func NewASyncCallbackServer(addr string, txChan chan string) *ASyncCallbackServer {
return &ASyncCallbackServer{addr: addr, txChan: txChan}
}
func (s *ASyncCallbackServer) Run() error {
http.HandleFunc("/sendTransactionAsync", func(w http.ResponseWriter, r *http.Request) {
d := json.NewDecoder(r.Body)
p := &callbackResponse{}
err := d.Decode(p)
if err != nil {
http.Error(w, err.Error(), http.StatusInternalServerError)
return
}
if p.Error != "" {
http.Error(w, p.Error, http.StatusInternalServerError)
return
}
// log.WithFields(log.Fields{
// "txHash": p.TxHash,
// }).Info("POST callback")
s.txChan <- p.TxHash
})
log.WithFields(log.Fields{
"addr": s.addr,
}).Info("Starting ASync callback server")
return http.ListenAndServe(s.addr, nil)
}