-
Notifications
You must be signed in to change notification settings - Fork 0
/
log_level.go
56 lines (48 loc) · 1.04 KB
/
log_level.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
package cli_helpers
import (
log "github.com/Sirupsen/logrus"
"github.com/codegangsta/cli"
"os"
)
var (
DefaultLogLevel = log.InfoLevel
CustomLogLevelSet = false
)
func SetupLogLevelOptions(app *cli.App) {
newFlags := []cli.Flag{
cli.BoolFlag{
Name: "debug",
Usage: "debug mode",
EnvVar: "DEBUG",
},
cli.StringFlag{
Name: "log-level, l",
Usage: "Log level (options: debug, info, warn, error, fatal, panic)",
},
}
app.Flags = append(app.Flags, newFlags...)
appBefore := app.Before
// logs
app.Before = func(c *cli.Context) error {
log.SetOutput(os.Stderr)
log.SetLevel(DefaultLogLevel)
if c.IsSet("log-level") || c.IsSet("l") {
level, err := log.ParseLevel(c.String("log-level"))
if err != nil {
log.Fatalf(err.Error())
}
setCustomLevel(level)
} else if c.Bool("debug") {
setCustomLevel(log.DebugLevel)
go watchForGoroutinesDump()
}
if appBefore != nil {
return appBefore(c)
}
return nil
}
}
func setCustomLevel(level log.Level) {
log.SetLevel(level)
CustomLogLevelSet = true
}