49 lines
1014 B
Go
49 lines
1014 B
Go
package middleware
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import (
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"net/http"
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"os"
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"strings"
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"github.com/gin-gonic/gin"
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"github.com/golang-jwt/jwt"
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)
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func AuthRequired() gin.HandlerFunc {
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return func(c *gin.Context) {
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authHeader := c.GetHeader("Authorization")
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if authHeader == "" {
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c.JSON(http.StatusUnauthorized, gin.H{"error": "Authorization header is required"})
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c.Abort()
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return
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}
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tokenString := strings.TrimPrefix(authHeader, "Bearer ")
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if tokenString == authHeader {
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c.JSON(http.StatusUnauthorized, gin.H{"error": "Invalid token format"})
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c.Abort()
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return
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}
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jwtKey := []byte(os.Getenv("JWT_SECRET"))
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token, err := jwt.Parse(tokenString, func(token *jwt.Token) (interface{}, error) {
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return jwtKey, nil
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})
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if err != nil || !token.Valid {
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c.JSON(http.StatusUnauthorized, gin.H{"error": "Invalid or expired token"})
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c.Abort()
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return
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}
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if claims, ok := token.Claims.(jwt.MapClaims); ok {
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c.Set("user_id", claims["user_id"])
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c.Set("role", claims["role"])
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}
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c.Next()
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}
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}
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