-
Notifications
You must be signed in to change notification settings - Fork 2
/
debug.go
102 lines (90 loc) · 2.38 KB
/
debug.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
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
package iserver
import (
"context"
"encoding/json"
"net/http"
"strconv"
"strings"
"time"
"github.com/empow-blockchain/go-empow/common"
"github.com/empow-blockchain/go-empow/core/block"
"github.com/empow-blockchain/go-empow/core/blockcache"
"github.com/empow-blockchain/go-empow/ilog"
"github.com/empow-blockchain/go-empow/p2p"
)
// DebugServer is a http server for debug
type DebugServer struct {
srv *http.Server
conf *common.DebugConfig
p2p *p2p.NetService
blkCache blockcache.BlockCache
blkChain block.Chain
}
// NewDebugServer returns new debug server
func NewDebugServer(conf *common.DebugConfig, p2p *p2p.NetService, blkCache blockcache.BlockCache, blkChain block.Chain) *DebugServer {
return &DebugServer{
srv: &http.Server{Addr: conf.ListenAddr},
conf: conf,
p2p: p2p,
blkCache: blkCache,
blkChain: blkChain,
}
}
// Start starts debug server
func (d *DebugServer) Start() error {
http.HandleFunc(
"/debug/blockcache/",
func(rw http.ResponseWriter, r *http.Request) {
rw.Write([]byte(d.blkCache.Draw()))
})
http.HandleFunc(
"/debug/blockchain/",
func(rw http.ResponseWriter, r *http.Request) {
rg := r.URL.Query()
sp := strings.Split(rg["range"][0], "-")
start, err := strconv.Atoi(sp[0])
if err != nil {
return
}
end, err := strconv.Atoi(sp[1])
if err != nil {
return
}
rw.Write([]byte(d.blkChain.Draw(int64(start), int64(end))))
})
http.HandleFunc(
"/debug/p2p/neighbors/",
func(rw http.ResponseWriter, r *http.Request) {
neighbors := d.p2p.NeighborStat()
bytes, _ := json.MarshalIndent(neighbors, "", " ")
rw.Write(bytes)
})
http.HandleFunc(
"/debug/setloglevel/",
func(rw http.ResponseWriter, r *http.Request) {
q := r.URL.Query()
lvl := q["level"]
if len(lvl) > 0 {
ilog.SetLevel(ilog.NewLevel(lvl[0]))
rw.Write([]byte("ok"))
return
}
rw.Write([]byte("param error"))
})
go func() {
if err := d.srv.ListenAndServe(); err != http.ErrServerClosed {
ilog.Errorf("Debug server listen failed. err=%v", err)
}
}()
return nil
}
// Stop stops debug server
func (d *DebugServer) Stop() {
ilog.Infof("Stopping debug server...")
ctx, _ := context.WithTimeout(context.Background(), time.Second) // nolint
if err := d.srv.Shutdown(ctx); err != nil {
ilog.Errorf("Stop debug server failed: %v", err)
} else {
ilog.Infof("Stopped debug server.")
}
}