mirror of
https://github.com/cloudnativelabs/kube-router.git
synced 2025-10-13 02:41:05 +02:00
104 lines
2.2 KiB
Go
104 lines
2.2 KiB
Go
// Copyright (C) 2017 Nippon Telegraph and Telephone Corporation.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
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// implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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// +build !windows
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package main
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import (
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"log/syslog"
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"os"
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"os/signal"
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"runtime"
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"runtime/debug"
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"strings"
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"syscall"
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log "github.com/sirupsen/logrus"
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"github.com/sirupsen/logrus/hooks/syslog"
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)
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func init() {
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go func() {
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sigCh := make(chan os.Signal, 1)
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signal.Notify(sigCh, syscall.SIGUSR1)
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for range sigCh {
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runtime.GC()
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debug.FreeOSMemory()
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}
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}()
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}
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func addSyslogHook(host, facility string) error {
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dst := strings.SplitN(host, ":", 2)
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network := ""
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addr := ""
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if len(dst) == 2 {
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network = dst[0]
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addr = dst[1]
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}
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priority := syslog.Priority(0)
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switch facility {
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case "kern":
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priority = syslog.LOG_KERN
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case "user":
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priority = syslog.LOG_USER
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case "mail":
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priority = syslog.LOG_MAIL
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case "daemon":
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priority = syslog.LOG_DAEMON
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case "auth":
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priority = syslog.LOG_AUTH
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case "syslog":
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priority = syslog.LOG_SYSLOG
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case "lpr":
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priority = syslog.LOG_LPR
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case "news":
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priority = syslog.LOG_NEWS
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case "uucp":
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priority = syslog.LOG_UUCP
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case "cron":
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priority = syslog.LOG_CRON
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case "authpriv":
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priority = syslog.LOG_AUTHPRIV
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case "ftp":
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priority = syslog.LOG_FTP
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case "local0":
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priority = syslog.LOG_LOCAL0
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case "local1":
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priority = syslog.LOG_LOCAL1
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case "local2":
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priority = syslog.LOG_LOCAL2
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case "local3":
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priority = syslog.LOG_LOCAL3
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case "local4":
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priority = syslog.LOG_LOCAL4
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case "local5":
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priority = syslog.LOG_LOCAL5
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case "local6":
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priority = syslog.LOG_LOCAL6
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case "local7":
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priority = syslog.LOG_LOCAL7
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}
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hook, err := logrus_syslog.NewSyslogHook(network, addr, syslog.LOG_INFO|priority, "bgpd")
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if err != nil {
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return err
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}
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log.AddHook(hook)
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return nil
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}
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