mirror of
https://github.com/ClusterCockpit/cc-backend
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Annotate and review log functions, add stdout writers
This commit is contained in:
Christoph Kluge
parent
633bd42036
commit
0191bc3821
229
pkg/log/log.go
229
pkg/log/log.go
@ -84,109 +84,138 @@ func Init(lvl string, logdate bool) {
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loglevel = lvl
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}
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/* PRINT */
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// Private helper
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func printStr(v ...interface{}) string {
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return fmt.Sprint(v...)
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}
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// Uses Info() -> If errorpath required at some point:
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// Will need own writer with 'Output(2, out)' to correctly render path
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func Print(v ...interface{}) {
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Info(v...)
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}
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func Debug(v ...interface{}) {
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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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InfoLog.Output(2, printStr(v...))
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}
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func Warn(v ...interface{}) {
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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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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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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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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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CritLog.Output(2, printStr(v...))
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os.Exit(1)
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}
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/* PRINT FORMAT*/
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// Private helper
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func printfStr(format string, v ...interface{}) string {
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return fmt.Sprintf(format, v...)
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}
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// Uses Infof() -> If errorpath required at some point:
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// Will need own writer with 'Output(2, out)' to correctly render path
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func Printf(format string, v ...interface{}) {
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Infof(format, v...)
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}
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func Debugf(format string, v ...interface{}) {
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DebugLog.Output(2, printfStr(format, v...))
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}
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func Infof(format string, v ...interface{}) {
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InfoLog.Output(2, printfStr(format, v...))
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}
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func Warnf(format string, v ...interface{}) {
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WarnLog.Output(2, printfStr(format, v...))
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}
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func Errorf(format string, v ...interface{}) {
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ErrLog.Output(2, printfStr(format, 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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ErrLog.Output(2, printfStr(format, 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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CritLog.Output(2, printfStr(format, 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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CritLog.Output(2, printfStr(format, v...))
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os.Exit(1)
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}
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/* HELPER */
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func Loglevel() string {
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return loglevel
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}
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/* SPECIAL */
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/* PRIVATE HELPER */
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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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// Return unformatted string
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func printStr(v ...interface{}) string {
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return fmt.Sprint(v...)
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}
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// Return formatted string
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func printfStr(format string, v ...interface{}) string {
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return fmt.Sprintf(format, v...)
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}
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/* PRINT */
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// Prints to STDOUT without string formatting; application continues.
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// Used for special cases not requiring log information like date or location.
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func Print(v ...interface{}) {
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fmt.Fprint(os.Stdout, v...)
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}
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// Prints to STDOUT without string formatting; application exits with error code 0.
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// Used for exiting succesfully with message after expected outcome, e.g. successful single-call application runs.
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func Exit(v ...interface{}) {
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fmt.Fprint(os.Stdout, v...)
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os.Exit(0)
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}
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// Prints to STDOUT without string formatting; application exits with error code 1.
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// Used for terminating with message after to be expected errors, e.g. wrong arguments or during init().
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func Abort(v ...interface{}) {
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fmt.Fprint(os.Stdout, v...)
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os.Exit(1)
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}
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// Prints to DEBUG writer without string formatting; application continues.
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// Used for logging additional information, primarily for development.
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func Debug(v ...interface{}) {
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DebugLog.Output(2, printStr(v...))
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}
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// Prints to INFO writer without string formatting; application continues.
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// Used for logging additional information, e.g. notable returns or common fail-cases.
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func Info(v ...interface{}) {
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InfoLog.Output(2, printStr(v...))
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}
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// Prints to WARNING writer without string formatting; application continues.
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// Used for logging important information, e.g. uncommon edge-cases or administration related information.
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func Warn(v ...interface{}) {
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WarnLog.Output(2, printStr(v...))
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}
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// Prints to ERROR writer without string formatting; application continues.
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// Used for logging errors, but code still can return default(s) or nil.
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func Error(v ...interface{}) {
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ErrLog.Output(2, printStr(v...))
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}
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// Prints to CRITICAL writer without string formatting; application exits with error code 1.
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// Used for terminating on unexpected errors with date and code location.
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func Fatal(v ...interface{}) {
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CritLog.Output(2, printStr(v...))
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os.Exit(1)
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}
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// Prints to PANIC function without string formatting; application exits with panic.
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// Used for terminating on unexpected errors with stacktrace.
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func Panic(v ...interface{}) {
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panic(printStr(v...))
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}
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/* PRINT FORMAT*/
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// Prints to STDOUT with string formatting; application continues.
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// Used for special cases not requiring log information like date or location.
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func Printf(format string, v ...interface{}) {
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fmt.Fprintf(os.Stdout, format, v...)
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}
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// Prints to STDOUT with string formatting; application exits with error code 0.
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// Used for exiting succesfully with message after expected outcome, e.g. successful single-call application runs.
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func Exitf(format string, v ...interface{}) {
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fmt.Fprintf(os.Stdout, format, v...)
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os.Exit(0)
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}
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// Prints to STDOUT with string formatting; application exits with error code 1.
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// Used for terminating with message after to be expected errors, e.g. wrong arguments or during init().
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func Abortf(format string, v ...interface{}) {
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fmt.Fprintf(os.Stdout, format, v...)
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os.Exit(1)
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}
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// Prints to DEBUG writer with string formatting; application continues.
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// Used for logging additional information, primarily for development.
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func Debugf(format string, v ...interface{}) {
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DebugLog.Output(2, printfStr(format, v...))
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}
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// Prints to INFO writer with string formatting; application continues.
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// Used for logging additional information, e.g. notable returns or common fail-cases.
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func Infof(format string, v ...interface{}) {
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InfoLog.Output(2, printfStr(format, v...))
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}
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// Prints to WARNING writer with string formatting; application continues.
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// Used for logging important information, e.g. uncommon edge-cases or administration related information.
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func Warnf(format string, v ...interface{}) {
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WarnLog.Output(2, printfStr(format, v...))
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}
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// Prints to ERROR writer with string formatting; application continues.
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// Used for logging errors, but code still can return default(s) or nil.
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func Errorf(format string, v ...interface{}) {
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ErrLog.Output(2, printfStr(format, v...))
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}
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// Prints to CRITICAL writer with string formatting; application exits with error code 1.
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// Used for terminating on unexpected errors with date and code location.
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func Fatalf(format string, v ...interface{}) {
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CritLog.Output(2, printfStr(format, v...))
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os.Exit(1)
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}
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// Prints to PANIC function with string formatting; application exits with panic.
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// Used for terminating on unexpected errors with stacktrace.
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func Panicf(format string, v ...interface{}) {
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panic(printfStr(format, v...))
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}
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