forked from asynkron/protoactor-go
-
Notifications
You must be signed in to change notification settings - Fork 12
/
log.go
138 lines (114 loc) · 3.58 KB
/
log.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
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
/****************************************************
Copyright 2018 The ont-eventbus Authors
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*****************************************************/
/***************************************************
Copyright 2016 https://github.com/AsynkronIT/protoactor-go
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*****************************************************/
package log
import (
"fmt"
"io"
"os"
"path/filepath"
"sync/atomic"
"time"
)
type Level int32
const (
MinLevel = Level(iota)
DebugLevel
InfoLevel
ErrorLevel
OffLevel
)
type Logger struct {
level Level
prefix string
context []Field
}
func New(level Level, prefix string, context ...Field) *Logger {
return &Logger{level: level, prefix: prefix, context: context}
}
func (l *Logger) With(fields ...Field) *Logger {
var ctx []Field
ll := len(l.context) + len(fields)
if ll > 0 {
ctx = make([]Field, 0, ll)
if len(l.context) > 0 {
ctx = append(ctx, l.context...)
}
if len(fields) > 0 {
ctx = append(ctx, fields...)
}
}
return &Logger{
level: l.level,
prefix: l.prefix,
context: ctx,
}
}
func (l *Logger) Level() Level {
return Level(atomic.LoadInt32((*int32)(&l.level)))
}
func (l *Logger) SetLevel(level Level) {
atomic.StoreInt32((*int32)(&l.level), int32(level))
}
func (l *Logger) Debug(msg string, fields ...Field) {
if l.Level() < InfoLevel {
es.Publish(Event{Time: time.Now(), Level: DebugLevel, Prefix: l.prefix, Message: msg, Context: l.context, Fields: fields})
}
}
func (l *Logger) Info(msg string, fields ...Field) {
if l.Level() < ErrorLevel {
es.Publish(Event{Time: time.Now(), Level: InfoLevel, Prefix: l.prefix, Message: msg, Context: l.context, Fields: fields})
}
}
func (l *Logger) Error(msg string, fields ...Field) {
if l.Level() < OffLevel {
es.Publish(Event{Time: time.Now(), Level: ErrorLevel, Prefix: l.prefix, Message: msg, Context: l.context, Fields: fields})
}
}
func InitLog(path string) {
logFile, err := fileOpen(filepath.Join(path, "ActorLog/"))
if err != nil {
fmt.Println("InitLog: open log file failed, err is %s" + err.Error())
os.Exit(1)
}
writers := []io.Writer{logFile, os.Stderr}
fileAndStdoutWrite := io.MultiWriter(writers...)
if err != nil {
fmt.Println("error: open log file failed")
os.Exit(1)
}
l := &ioLogger{c: make(chan Event, 100), out: fileAndStdoutWrite}
sub = Subscribe(func(evt Event) {
l.c <- evt
})
go l.listenEvent()
}
// InitLogWriter initializes the given io.Writer as the log output.
func InitLogWriter(w io.Writer) {
l := &ioLogger{c: make(chan Event, 100), out: w}
sub = Subscribe(func(evt Event) {
l.c <- evt
})
go l.listenEvent()
}