gol4ng/logger

// +build !windows,!plan9

package handler

import (
    "log/syslog"

    "github.com/gol4ng/logger"
)

// Syslog will format and send Entry to a syslog server
func Syslog(formatter logger.FormatterInterface, network, raddr string, priority syslog.Priority, tag string) (logger.HandlerInterface, error) {
    if "" == tag {
        tag = "golang"
    }
    writer, err := syslog.Dial(network, raddr, priority, tag)
    if err != nil {
        return nil, err
    }

    return func(entry logger.Entry) error {
        msg := formatter.Format(entry)
        switch entry.Level {
        case logger.DebugLevel:
            return writer.Debug(msg)
        case logger.InfoLevel:
            return writer.Info(msg)
        case logger.NoticeLevel:
            return writer.Notice(msg)
        case logger.WarningLevel:
            return writer.Warning(msg)
        case logger.ErrorLevel:
            return writer.Err(msg)
        case logger.CriticalLevel:
            return writer.Crit(msg)
        case logger.AlertLevel:
            return writer.Alert(msg)
        case logger.EmergencyLevel:
            return writer.Emerg(msg)
        default:
            _, err := writer.Write([]byte(msg))
            return err
        }
    }, nil
}