79 lines
1.7 KiB
Go
79 lines
1.7 KiB
Go
package middleware
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import (
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"net/http"
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"strings"
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"carrotskin/pkg/auth"
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"github.com/gin-gonic/gin"
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)
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// AuthMiddleware JWT认证中间件
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func AuthMiddleware() gin.HandlerFunc {
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return gin.HandlerFunc(func(c *gin.Context) {
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jwtService := auth.MustGetJWTService()
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authHeader := c.GetHeader("Authorization")
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if authHeader == "" {
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c.JSON(http.StatusUnauthorized, gin.H{
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"code": 401,
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"message": "缺少Authorization头",
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})
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c.Abort()
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return
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}
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// Bearer token格式
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tokenParts := strings.SplitN(authHeader, " ", 2)
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if len(tokenParts) != 2 || tokenParts[0] != "Bearer" {
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c.JSON(http.StatusUnauthorized, gin.H{
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"code": 401,
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"message": "无效的Authorization头格式",
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})
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c.Abort()
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return
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}
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token := tokenParts[1]
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claims, err := jwtService.ValidateToken(token)
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if err != nil {
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c.JSON(http.StatusUnauthorized, gin.H{
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"code": 401,
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"message": "无效的token",
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})
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c.Abort()
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return
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}
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// 将用户信息存储到上下文中
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c.Set("user_id", claims.UserID)
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c.Set("username", claims.Username)
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c.Set("role", claims.Role)
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c.Next()
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})
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}
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// OptionalAuthMiddleware 可选的JWT认证中间件
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func OptionalAuthMiddleware() gin.HandlerFunc {
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return gin.HandlerFunc(func(c *gin.Context) {
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jwtService := auth.MustGetJWTService()
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authHeader := c.GetHeader("Authorization")
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if authHeader != "" {
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tokenParts := strings.SplitN(authHeader, " ", 2)
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if len(tokenParts) == 2 && tokenParts[0] == "Bearer" {
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token := tokenParts[1]
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claims, err := jwtService.ValidateToken(token)
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if err == nil {
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c.Set("user_id", claims.UserID)
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c.Set("username", claims.Username)
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c.Set("role", claims.Role)
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}
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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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