From 22365bc1ce057e0bebd82e16ad6f3d9ed490533c Mon Sep 17 00:00:00 2001
From: yuzuki999 <yuzuki2332@gmail.com>
Date: Mon, 21 Aug 2023 18:50:31 +0800
Subject: [PATCH] support output log to file

---
 cmd/server.go       | 26 +++++++++++++++++---------
 example/config.json |  5 ++++-
 2 files changed, 21 insertions(+), 10 deletions(-)

diff --git a/cmd/server.go b/cmd/server.go
index 6dae1cf..18d5b11 100644
--- a/cmd/server.go
+++ b/cmd/server.go
@@ -1,19 +1,17 @@
 package cmd
 
 import (
+	"github.com/InazumaV/V2bX/conf"
+	vCore "github.com/InazumaV/V2bX/core"
+	"github.com/InazumaV/V2bX/limiter"
+	"github.com/InazumaV/V2bX/node"
+	log "github.com/sirupsen/logrus"
+	"github.com/spf13/cobra"
+	"gopkg.in/natefinch/lumberjack.v2"
 	"os"
 	"os/signal"
 	"runtime"
 	"syscall"
-
-	log "github.com/sirupsen/logrus"
-
-	vCore "github.com/InazumaV/V2bX/core"
-
-	"github.com/InazumaV/V2bX/conf"
-	"github.com/InazumaV/V2bX/limiter"
-	"github.com/InazumaV/V2bX/node"
-	"github.com/spf13/cobra"
 )
 
 var (
@@ -56,6 +54,16 @@ func serverHandle(_ *cobra.Command, _ []string) {
 	case "error":
 		log.SetLevel(log.ErrorLevel)
 	}
+	if c.LogConfig.Output != "" {
+		w := &lumberjack.Logger{
+			Filename:   c.LogConfig.Output,
+			MaxSize:    100,
+			MaxBackups: 3,
+			MaxAge:     28,
+			Compress:   true,
+		}
+		log.SetOutput(w)
+	}
 	limiter.Init()
 	log.Info("Start V2bX...")
 	vc, err := vCore.NewCore(c.CoresConfig)
diff --git a/example/config.json b/example/config.json
index 86764db..3d087f7 100644
--- a/example/config.json
+++ b/example/config.json
@@ -2,7 +2,10 @@
   "Log": {
     // V2bX 的日志配置，独立于各 Core 的 log 配置
 
-    "Level": "error"
+    // 日志等级，info, warn, error, none
+    "Level": "error",
+    // 日志输出路径，默认输出到标准输出
+    "Output": ""
   },
   "Cores": [
     {