Thomas Peetz
36 lines
846 B
Go
36 lines
846 B
Go
package middleware
|
|
|
|
import (
|
|
"net/http"
|
|
"strings"
|
|
|
|
"github.com/gin-gonic/gin"
|
|
"github.com/golang-jwt/jwt/v5"
|
|
)
|
|
|
|
func JWT(secret []byte) gin.HandlerFunc {
|
|
return func(c *gin.Context) {
|
|
h := c.GetHeader("Authorization")
|
|
if !strings.HasPrefix(h, "Bearer ") {
|
|
c.AbortWithStatusJSON(http.StatusUnauthorized,
|
|
gin.H{"error": "missing bearer token"})
|
|
return
|
|
}
|
|
raw := strings.TrimPrefix(h, "Bearer ")
|
|
token, err := jwt.Parse(raw, func(t *jwt.Token) (any, error) {
|
|
if _, ok := t.Method.(*jwt.SigningMethodHMAC); !ok {
|
|
return nil, jwt.ErrSignatureInvalid
|
|
}
|
|
return secret, nil
|
|
})
|
|
if err != nil || !token.Valid {
|
|
c.AbortWithStatusJSON(http.StatusUnauthorized,
|
|
gin.H{"error": "invalid token"})
|
|
return
|
|
}
|
|
claims := token.Claims.(jwt.MapClaims)
|
|
c.Set("profile_id", claims["sub"].(string))
|
|
c.Next()
|
|
}
|
|
}
|