43 lines
1.0 KiB
Go
43 lines
1.0 KiB
Go
package middleware
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import (
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"fmt"
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"gitea.zjmud.xyz/phyer/rbcp/config"
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"net/http"
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"github.com/gin-gonic/gin"
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"github.com/golang-jwt/jwt/v5"
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)
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func JWTAuthMiddleware() gin.HandlerFunc {
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cfg := config.LoadConfig()
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return func(c *gin.Context) {
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tokenString := c.GetHeader("Authorization")
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if tokenString == "" {
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c.AbortWithStatusJSON(http.StatusUnauthorized, gin.H{"error": "Authorization header missing"})
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return
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}
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token, err := jwt.Parse(tokenString, func(token *jwt.Token) (interface{}, error) {
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if _, ok := token.Method.(*jwt.SigningMethodHMAC); !ok {
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return nil, fmt.Errorf("unexpected signing method: %v", token.Header["alg"])
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}
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return []byte(cfg.JWTSecret), nil
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})
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if err != nil || !token.Valid {
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c.AbortWithStatusJSON(http.StatusUnauthorized, gin.H{"error": "Invalid token"})
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return
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}
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claims, ok := token.Claims.(jwt.MapClaims)
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if !ok {
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c.AbortWithStatusJSON(http.StatusUnauthorized, gin.H{"error": "Invalid token claims"})
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return
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}
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c.Set("userID", claims["sub"])
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c.Next()
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}
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}
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