github.com/mysteriumnetwork/node@v0.0.0-20240516044423-365054f76801/tequilapi/middlewares/auth_middleware.go (about)

     1  /*
     2   * Copyright (C) 2023 The "MysteriumNetwork/node" Authors.
     3   *
     4   * This program is free software: you can redistribute it and/or modify
     5   * it under the terms of the GNU General Public License as published by
     6   * the Free Software Foundation, either version 3 of the License, or
     7   * (at your option) any later version.
     8   *
     9   * This program is distributed in the hope that it will be useful,
    10   * but WITHOUT ANY WARRANTY; without even the implied warranty of
    11   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    12   * GNU General Public License for more details.
    13   *
    14   * You should have received a copy of the GNU General Public License
    15   * along with this program.  If not, see <http://www.gnu.org/licenses/>.
    16   */
    17  
    18  package middlewares
    19  
    20  import (
    21  	"net/http"
    22  
    23  	"github.com/mysteriumnetwork/node/tequilapi/tequil"
    24  
    25  	"github.com/gin-gonic/gin"
    26  	"github.com/mysteriumnetwork/node/core/auth"
    27  )
    28  
    29  type jwtAuthenticator interface {
    30  	ValidateToken(token string) (bool, error)
    31  }
    32  
    33  // ApplyMiddlewareTokenAuth creates token authenticator
    34  func ApplyMiddlewareTokenAuth(authenticator jwtAuthenticator) gin.HandlerFunc {
    35  	return func(c *gin.Context) {
    36  		if tequil.IsUnprotectedRoute(c.Request.URL.Path) {
    37  			return
    38  		}
    39  
    40  		token, err := auth.TokenFromContext(c)
    41  		if err != nil {
    42  			c.AbortWithStatus(http.StatusBadRequest)
    43  			return
    44  		}
    45  
    46  		if _, err := authenticator.ValidateToken(token); err != nil {
    47  			c.AbortWithStatus(http.StatusUnauthorized)
    48  			return
    49  		}
    50  	}
    51  }