mirror of
https://github.com/ClusterCockpit/cc-backend
synced 2024-12-26 05:19:05 +01:00
Simplify log wrapper implementation
This commit is contained in:
Jan Eitzinger
parent
3c6b92e9c2
commit
c123a87ece
@ -88,8 +88,7 @@ func main() {
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}
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// Apply config flags for pkg/log
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log.SetLogLevel(flagLogLevel)
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log.SetLogDateTime(flagLogDateTime)
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log.Init(flagLogLevel, flagLogDateTime)
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// See https://github.com/google/gops (Runtime overhead is almost zero)
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if flagGops {
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205
pkg/log/log.go
205
pkg/log/log.go
@ -9,7 +9,6 @@ import (
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"io"
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"log"
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"os"
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"time"
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)
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// Provides a simple way of logging with different levels.
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@ -18,9 +17,6 @@ import (
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//
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// Uses these prefixes: https://www.freedesktop.org/software/systemd/man/sd-daemon.html
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var logDateTime bool
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var logLevel string
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var (
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DebugWriter io.Writer = os.Stderr
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NoteWriter io.Writer = os.Stderr
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@ -40,25 +36,17 @@ var (
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)
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var (
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// No Time/Date
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DebugLog *log.Logger = log.New(DebugWriter, DebugPrefix, 0)
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InfoLog *log.Logger = log.New(InfoWriter, InfoPrefix, 0)
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NoteLog *log.Logger = log.New(NoteWriter, NotePrefix, log.Lshortfile)
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WarnLog *log.Logger = log.New(WarnWriter, WarnPrefix, log.Lshortfile)
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ErrLog *log.Logger = log.New(ErrWriter, ErrPrefix, log.Llongfile)
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CritLog *log.Logger = log.New(CritWriter, CritPrefix, log.Llongfile)
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// Log Time/Date
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DebugTimeLog *log.Logger = log.New(DebugWriter, DebugPrefix, log.LstdFlags)
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InfoTimeLog *log.Logger = log.New(InfoWriter, InfoPrefix, log.LstdFlags)
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NoteTimeLog *log.Logger = log.New(NoteWriter, NotePrefix, log.LstdFlags|log.Lshortfile)
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WarnTimeLog *log.Logger = log.New(WarnWriter, WarnPrefix, log.LstdFlags|log.Lshortfile)
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ErrTimeLog *log.Logger = log.New(ErrWriter, ErrPrefix, log.LstdFlags|log.Llongfile)
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CritTimeLog *log.Logger = log.New(CritWriter, CritPrefix, log.LstdFlags|log.Llongfile)
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)
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/* CONFIG */
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func SetLogLevel(lvl string) {
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func Init(lvl string, logdate bool) {
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// fmt.Printf("pkg/log: Set LOGLEVEL -> %s\n", lvl)
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switch lvl {
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case "crit":
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@ -81,13 +69,24 @@ func SetLogLevel(lvl string) {
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break
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default:
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fmt.Printf("pkg/log: Flag 'loglevel' has invalid value %#v\npkg/log: Will use default loglevel 'debug'\n", lvl)
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SetLogLevel("debug")
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//SetLogLevel("debug")
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}
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}
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func SetLogDateTime(logdate bool) {
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//fmt.Printf("pkg/log: Set DATEBOOL -> %v\n", logdate)
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logDateTime = logdate
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if logdate == false {
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DebugLog = log.New(DebugWriter, DebugPrefix, 0)
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InfoLog = log.New(InfoWriter, InfoPrefix, 0)
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NoteLog = log.New(NoteWriter, NotePrefix, log.Lshortfile)
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WarnLog = log.New(WarnWriter, WarnPrefix, log.Lshortfile)
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ErrLog = log.New(ErrWriter, ErrPrefix, log.Llongfile)
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CritLog = log.New(CritWriter, CritPrefix, log.Llongfile)
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} else {
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DebugLog = log.New(DebugWriter, DebugPrefix, log.LstdFlags)
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InfoLog = log.New(InfoWriter, InfoPrefix, log.LstdFlags)
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NoteLog = log.New(NoteWriter, NotePrefix, log.LstdFlags|log.Lshortfile)
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WarnLog = log.New(WarnWriter, WarnPrefix, log.LstdFlags|log.Lshortfile)
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ErrLog = log.New(ErrWriter, ErrPrefix, log.LstdFlags|log.Llongfile)
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CritLog = log.New(CritWriter, CritPrefix, log.LstdFlags|log.Llongfile)
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}
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}
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/* PRINT */
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@ -104,97 +103,38 @@ func Print(v ...interface{}) {
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}
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func Debug(v ...interface{}) {
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if DebugWriter != io.Discard {
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out := printStr(v...)
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if logDateTime {
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DebugTimeLog.Output(2, out)
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} else {
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DebugLog.Output(2, out)
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}
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}
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DebugLog.Output(2, printStr(v...))
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}
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func Info(v ...interface{}) {
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if InfoWriter != io.Discard {
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out := printStr(v...)
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if logDateTime {
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InfoTimeLog.Output(2, out)
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} else {
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InfoLog.Output(2, out)
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}
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}
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InfoLog.Output(2, printStr(v...))
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}
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func Note(v ...interface{}) {
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if NoteWriter != io.Discard {
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out := printStr(v...)
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if logDateTime {
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NoteTimeLog.Output(2, out)
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} else {
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NoteLog.Output(2, out)
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}
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}
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NoteLog.Output(2, printStr(v...))
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}
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func Warn(v ...interface{}) {
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if WarnWriter != io.Discard {
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out := printStr(v...)
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if logDateTime {
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WarnTimeLog.Output(2, out)
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} else {
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WarnLog.Output(2, out)
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}
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}
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WarnLog.Output(2, printStr(v...))
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}
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func Error(v ...interface{}) {
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if ErrWriter != io.Discard {
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out := printStr(v...)
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if logDateTime {
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ErrTimeLog.Output(2, out)
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} else {
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ErrLog.Output(2, out)
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}
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}
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ErrLog.Output(2, printStr(v...))
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}
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// Writes panic stacktrace, but keeps application alive
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func Panic(v ...interface{}) {
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if ErrWriter != io.Discard {
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out := printStr(v...)
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if logDateTime {
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ErrTimeLog.Output(2, out)
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} else {
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ErrLog.Output(2, out)
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}
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}
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ErrLog.Output(2, printStr(v...))
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panic("Panic triggered ...")
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}
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func Crit(v ...interface{}) {
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if CritWriter != io.Discard {
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out := printStr(v...)
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if logDateTime {
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CritTimeLog.Output(2, out)
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} else {
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CritLog.Output(2, out)
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}
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}
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CritLog.Output(2, printStr(v...))
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}
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// Writes critical log, stops application
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func Fatal(v ...interface{}) {
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if CritWriter != io.Discard {
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out := printStr(v...)
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if logDateTime {
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CritTimeLog.Output(2, out)
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} else {
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CritLog.Output(2, out)
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}
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}
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CritLog.Output(2, printStr(v...))
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os.Exit(1)
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}
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@ -212,109 +152,50 @@ func Printf(format string, v ...interface{}) {
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}
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func Debugf(format string, v ...interface{}) {
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if DebugWriter != io.Discard {
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out := printfStr(format, v...)
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if logDateTime {
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DebugTimeLog.Output(2, out)
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} else {
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DebugLog.Output(2, out)
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}
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}
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DebugLog.Output(2, printStr(v...))
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}
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func Infof(format string, v ...interface{}) {
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if InfoWriter != io.Discard {
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out := printfStr(format, v...)
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if logDateTime {
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InfoTimeLog.Output(2, out)
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} else {
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InfoLog.Output(2, out)
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}
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}
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InfoLog.Output(2, printStr(v...))
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}
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func Notef(format string, v ...interface{}) {
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if NoteWriter != io.Discard {
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out := printfStr(format, v...)
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if logDateTime {
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NoteTimeLog.Output(2, out)
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} else {
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NoteLog.Output(2, out)
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}
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}
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NoteLog.Output(2, printStr(v...))
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}
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func Warnf(format string, v ...interface{}) {
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if WarnWriter != io.Discard {
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out := printfStr(format, v...)
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if logDateTime {
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WarnTimeLog.Output(2, out)
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} else {
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WarnLog.Output(2, out)
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}
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}
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WarnLog.Output(2, printStr(v...))
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}
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func Errorf(format string, v ...interface{}) {
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if ErrWriter != io.Discard {
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out := printfStr(format, v...)
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if logDateTime {
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ErrTimeLog.Output(2, out)
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} else {
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ErrLog.Output(2, out)
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}
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}
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ErrLog.Output(2, printStr(v...))
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}
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// Writes panic stacktrace, but keeps application alive
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func Panicf(format string, v ...interface{}) {
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if ErrWriter != io.Discard {
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out := printfStr(format, v...)
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if logDateTime {
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ErrTimeLog.Output(2, out)
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} else {
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ErrLog.Output(2, out)
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}
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}
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ErrLog.Output(2, printStr(v...))
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panic("Panic triggered ...")
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}
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func Critf(format string, v ...interface{}) {
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if CritWriter != io.Discard {
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out := printfStr(format, v...)
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if logDateTime {
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CritTimeLog.Output(2, out)
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} else {
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CritLog.Output(2, out)
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}
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}
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CritLog.Output(2, printStr(v...))
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}
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// Writes crit log, stops application
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func Fatalf(format string, v ...interface{}) {
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if CritWriter != io.Discard {
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out := printfStr(format, v...)
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if logDateTime {
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CritTimeLog.Output(2, out)
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} else {
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CritLog.Output(2, out)
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}
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}
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CritLog.Output(2, printStr(v...))
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os.Exit(1)
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}
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/* SPECIAL */
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func Finfof(w io.Writer, format string, v ...interface{}) {
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if w != io.Discard {
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if logDateTime {
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currentTime := time.Now()
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fmt.Fprintf(InfoWriter, currentTime.String()+InfoPrefix+format+"\n", v...)
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} else {
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fmt.Fprintf(InfoWriter, InfoPrefix+format+"\n", v...)
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}
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}
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}
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// func Finfof(w io.Writer, format string, v ...interface{}) {
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// if w != io.Discard {
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// if logDateTime {
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// currentTime := time.Now()
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// fmt.Fprintf(InfoWriter, currentTime.String()+InfoPrefix+format+"\n", v...)
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// } else {
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// fmt.Fprintf(InfoWriter, InfoPrefix+format+"\n", v...)
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// }
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// }
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// }
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