测试

configs.yaml

@@ -1,3 +1,3 @@
 app:
-  mode: "debug" # release, debug, test
+  mode: "release" # release, debug, test
   addr: ":8084"

logs/app.log

@@ -0,0 +1 @@
+{"time":"2024-07-27T11:45:15.5704377+08:00","level":"INFO","msg":"server is listening on ","addr":":8084"}

main.go

@@ -9,8 +9,12 @@ import (
 func main() {
 	//解析配置
 	utils.ParseConfig()
+	//设置模式
 	utils.SetMode()
+	//设置日志
+	utils.SetLogger()
 	//初始化路由引擎
 	r := handelers.InitEngine()
+	utils.Logger().Info("server is listening on ", "addr", viper.GetString("app.addr"))
 	r.Run(viper.GetString("app.addr")) // 监听并在 0.0.0.0:8080 上启动服务
 }

utils/log.go

@@ -0,0 +1,57 @@
+package utils
+
+import (
+	"github.com/gin-gonic/gin"
+	"io"
+	"log"
+	"log/slog"
+	"os"
+)
+
+// logger
+var logger *slog.Logger
+
+func Logger() *slog.Logger {
+	return logger
+}
+
+// 公共的writer变量
+var logWriter io.Writer
+
+func LogWriter() io.Writer {
+	return logWriter
+}
+
+// 设置writer
+func setLoggerWriter() {
+	// 根据不同的mode，选择不同的writer
+	switch gin.Mode() {
+	case gin.ReleaseMode:
+		// 打开文件
+		logfile := "./logs/app.log"
+		if file, err := os.OpenFile(logfile, os.O_CREATE|os.O_APPEND|os.O_WRONLY, 0666); err != nil {
+			log.Println(err)
+			return
+		} else {
+			logWriter = file
+		}
+	case gin.TestMode, gin.DebugMode:
+		fallthrough
+	default:
+		logWriter = os.Stdout
+	}
+}
+
+// SetLogger 设置日志
+func SetLogger() {
+	// 1. 设置集中的日志Writer
+	setLoggerWriter()
+	// 2. 初始化日志
+	initLogger()
+}
+
+// 初始化日志
+func initLogger() {
+	//使用json模式记录
+	logger = slog.New(slog.NewJSONHandler(logWriter, &slog.HandlerOptions{}))
+}