搭建Go后端框架：数据模型、JWT鉴权、租户隔离、WebSocket、REST API路由

2026-07-14 11:23:05 +08:00
parent 81c32cfdea
commit 05ab468498
16 changed files with 1692 additions and 1 deletions
@@ -0,0 +1,55 @@
+package main
+
+import (
+	"log"
+
+	"github.com/gin-gonic/gin"
+	"kefu-sys/server/internal/config"
+	"kefu-sys/server/internal/handler"
+	"kefu-sys/server/internal/middleware"
+	"kefu-sys/server/internal/model"
+	"kefu-sys/server/internal/ws"
+)
+
+func main() {
+	cfg := config.Load()
+
+	// 初始化数据库
+	model.InitDB(cfg.Database.DSN())
+
+	// 初始化 JWT
+	middleware.InitJWT(cfg.JWT.Secret)
+
+	// 启动 WebSocket Hub
+	go ws.DefaultHub.Run()
+
+	// 设置 Gin 模式
+	gin.SetMode(cfg.Server.Mode)
+
+	r := gin.Default()
+
+	// CORS
+	r.Use(func(c *gin.Context) {
+		c.Header("Access-Control-Allow-Origin", "*")
+		c.Header("Access-Control-Allow-Methods", "GET,POST,PUT,DELETE,OPTIONS")
+		c.Header("Access-Control-Allow-Headers", "Content-Type,Authorization")
+		if c.Request.Method == "OPTIONS" {
+			c.AbortWithStatus(204)
+			return
+		}
+		c.Next()
+	})
+
+	// 健康检查
+	r.GET("/health", func(c *gin.Context) {
+		c.JSON(200, gin.H{"status": "ok"})
+	})
+
+	// 注册路由
+	handler.SetupRoutes(r)
+
+	log.Printf("客服云服务启动在 :%s", cfg.Server.Port)
+	if err := r.Run(":" + cfg.Server.Port); err != nil {
+		log.Fatalf("启动失败: %v", err)
+	}
+}