mirror of
https://github.com/Luzifer/cloudkeys-go.git
synced 2024-11-13 00:12:43 +00:00
102 lines
1.9 KiB
Go
102 lines
1.9 KiB
Go
// Copyright 2016 Canonical Ltd.
|
|
// Licensed under the LGPLv3, see LICENCE file for details.
|
|
|
|
package loggo
|
|
|
|
import (
|
|
"strings"
|
|
"sync/atomic"
|
|
)
|
|
|
|
// The severity levels. Higher values are more considered more
|
|
// important.
|
|
const (
|
|
UNSPECIFIED Level = iota
|
|
TRACE
|
|
DEBUG
|
|
INFO
|
|
WARNING
|
|
ERROR
|
|
CRITICAL
|
|
)
|
|
|
|
// Level holds a severity level.
|
|
type Level uint32
|
|
|
|
// ParseLevel converts a string representation of a logging level to a
|
|
// Level. It returns the level and whether it was valid or not.
|
|
func ParseLevel(level string) (Level, bool) {
|
|
level = strings.ToUpper(level)
|
|
switch level {
|
|
case "UNSPECIFIED":
|
|
return UNSPECIFIED, true
|
|
case "TRACE":
|
|
return TRACE, true
|
|
case "DEBUG":
|
|
return DEBUG, true
|
|
case "INFO":
|
|
return INFO, true
|
|
case "WARN", "WARNING":
|
|
return WARNING, true
|
|
case "ERROR":
|
|
return ERROR, true
|
|
case "CRITICAL":
|
|
return CRITICAL, true
|
|
default:
|
|
return UNSPECIFIED, false
|
|
}
|
|
}
|
|
|
|
// String implements Stringer.
|
|
func (level Level) String() string {
|
|
switch level {
|
|
case UNSPECIFIED:
|
|
return "UNSPECIFIED"
|
|
case TRACE:
|
|
return "TRACE"
|
|
case DEBUG:
|
|
return "DEBUG"
|
|
case INFO:
|
|
return "INFO"
|
|
case WARNING:
|
|
return "WARNING"
|
|
case ERROR:
|
|
return "ERROR"
|
|
case CRITICAL:
|
|
return "CRITICAL"
|
|
default:
|
|
return "<unknown>"
|
|
}
|
|
}
|
|
|
|
// Short returns a five character string to use in
|
|
// aligned logging output.
|
|
func (level Level) Short() string {
|
|
switch level {
|
|
case TRACE:
|
|
return "TRACE"
|
|
case DEBUG:
|
|
return "DEBUG"
|
|
case INFO:
|
|
return "INFO "
|
|
case WARNING:
|
|
return "WARN "
|
|
case ERROR:
|
|
return "ERROR"
|
|
case CRITICAL:
|
|
return "CRITC"
|
|
default:
|
|
return " "
|
|
}
|
|
}
|
|
|
|
// get atomically gets the value of the given level.
|
|
func (level *Level) get() Level {
|
|
return Level(atomic.LoadUint32((*uint32)(level)))
|
|
}
|
|
|
|
// set atomically sets the value of the receiver
|
|
// to the given level.
|
|
func (level *Level) set(newLevel Level) {
|
|
atomic.StoreUint32((*uint32)(level), uint32(newLevel))
|
|
}
|