From 0013fb97dd10a75ae6f455d8c839315f13a39969 Mon Sep 17 00:00:00 2001
From: zhongjiawei <zhongjiawei1@huawei.com>
Date: Thu, 5 Jan 2023 16:52:16 +0800
Subject: [PATCH] runc:runc log forward to syslog

---
 main.go                                       | 27 ++++++++++++++++++-
 .../sirupsen/logrus/hooks/syslog/syslog.go    |  2 +-
 2 files changed, 27 insertions(+), 2 deletions(-)

diff --git a/main.go b/main.go
index e52a2ea..381681e 100644
--- a/main.go
+++ b/main.go
@@ -1,19 +1,23 @@
 package main
 
 import (
+	"encoding/json"
 	"errors"
 	"fmt"
 	"io"
+	"log/syslog"
 	"os"
 	"path/filepath"
 	"runtime"
 	"strconv"
 	"strings"
+	"time"
 
 	"github.com/opencontainers/runc/libcontainer/seccomp"
 	"github.com/opencontainers/runtime-spec/specs-go"
 
 	"github.com/sirupsen/logrus"
+	logrus_syslog "github.com/sirupsen/logrus/hooks/syslog"
 	"github.com/urfave/cli"
 )
 
@@ -215,6 +219,12 @@ func configLogrus(context *cli.Context) error {
 			return err
 		}
 		logrus.SetOutput(f)
+		hook, serr := logrus_syslog.NewSyslogHook("", "", syslog.LOG_INFO|syslog.LOG_USER, "docker-runc")
+		if serr != nil {
+			logToFile(f, "error", fmt.Sprintf("new syslog hook get %s", serr))
+		} else {
+			logrus.AddHook(hook)
+		}
 	}
 	if logLevel := context.GlobalString("log-level"); logLevel != "" {
 		lvl, err := logrus.ParseLevel(logLevel)
@@ -230,4 +240,19 @@ func configLogrus(context *cli.Context) error {
 	}
 	return nil
 }
-
+func logToFile(f io.Writer, level string, msg string) {
+	var (
+		log struct {
+			Level string
+			Msg   string
+			Time  time.Time
+		}
+	)
+	log.Level = level
+	log.Msg = msg
+	log.Time = time.Now()
+	s, err := json.Marshal(log)
+	if err != nil {
+		fmt.Fprint(f, string(s))
+	}
+}
diff --git a/vendor/github.com/sirupsen/logrus/hooks/syslog/syslog.go b/vendor/github.com/sirupsen/logrus/hooks/syslog/syslog.go
index b6fa374..430f646 100644
--- a/vendor/github.com/sirupsen/logrus/hooks/syslog/syslog.go
+++ b/vendor/github.com/sirupsen/logrus/hooks/syslog/syslog.go
@@ -2,7 +2,7 @@ package logrus_syslog
 
 import (
 	"fmt"
-	"github.com/Sirupsen/logrus"
+	"github.com/sirupsen/logrus"
 	"log/syslog"
 	"os"
 )
-- 
2.30.0