mirror of https://github.com/sirupsen/logrus.git
62 lines
1.3 KiB
Go
62 lines
1.3 KiB
Go
package logrus_syslog
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import (
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"fmt"
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"github.com/Sirupsen/logrus"
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"log/syslog"
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"os"
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)
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// SyslogHook to send logs via syslog.
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type SyslogHook struct {
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Writer *syslog.Writer
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SyslogNetwork string
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SyslogRaddr string
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}
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// Creates a hook to be added to an instance of logger. This is called with
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// `hook, err := NewSyslogHook("udp", "localhost:514", syslog.LOG_DEBUG, "")`
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// `if err == nil { log.Hooks.Add(hook) }`
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func NewSyslogHook(network, raddr string, priority syslog.Priority, tag string) (*SyslogHook, error) {
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w, err := syslog.Dial(network, raddr, priority, tag)
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return &SyslogHook{w, network, raddr}, err
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}
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func (hook *SyslogHook) Fire(entry *logrus.Entry) error {
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reader, err := entry.Reader()
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if err != nil {
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fmt.Fprintf(os.Stderr, "Unable to read entry, %v", err)
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return err
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}
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line := reader.String()
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switch entry.Data["level"] {
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case "panic":
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return hook.Writer.Crit(line)
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case "fatal":
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return hook.Writer.Crit(line)
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case "error":
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return hook.Writer.Err(line)
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case "warn":
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return hook.Writer.Warning(line)
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case "info":
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return hook.Writer.Info(line)
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case "debug":
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return hook.Writer.Debug(line)
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default:
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return nil
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}
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}
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func (hook *SyslogHook) Levels() []logrus.Level {
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return []logrus.Level{
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logrus.Panic,
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logrus.Fatal,
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logrus.Error,
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logrus.Warn,
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logrus.Info,
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logrus.Debug,
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}
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}
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