74 lines
1.3 KiB
Go
74 lines
1.3 KiB
Go
package main
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import (
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"fmt"
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"time"
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"github.com/gin-gonic/gin"
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)
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// 日志中间件
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func Logger() gin.HandlerFunc {
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return func(c *gin.Context) {
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start := time.Now()
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c.Next()
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duration := time.Since(start)
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fmt.Printf("[%s] %s %d (%v)\n",
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c.Request.Method, c.Request.URL.Path, c.Writer.Status(), duration)
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}
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}
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// 认证中间件
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func Auth() gin.HandlerFunc {
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return func(c *gin.Context) {
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token := c.GetHeader("Authorization")
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if token != "Bearer secret" {
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c.JSON(401, gin.H{"error": "Unauthorized"})
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c.Abort()
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return
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}
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c.Next()
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}
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}
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// Recovery 中间件
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func Recovery() gin.HandlerFunc {
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return func(c *gin.Context) {
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defer func() {
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if err := recover(); err != nil {
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c.JSON(500, gin.H{"error": "Internal Server Error"})
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c.Abort()
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}
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}()
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c.Next()
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}
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}
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func main() {
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r := gin.New()
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// 全局中间件
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r.Use(Logger())
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r.Use(Recovery())
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// 公开路由
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r.GET("/", func(c *gin.Context) {
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c.JSON(200, gin.H{"message": "Public"})
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})
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// 需要认证的路由组
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auth := r.Group("/api")
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auth.Use(Auth())
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{
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auth.GET("/users", func(c *gin.Context) {
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c.JSON(200, gin.H{"users": []string{"Alice", "Bob"}})
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})
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auth.POST("/users", func(c *gin.Context) {
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c.JSON(201, gin.H{"message": "User created"})
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})
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}
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r.Run(":9999")
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}
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