github.com/dolthub/dolt/go@v0.40.5-0.20240520175717-68db7794bea6/libraries/utils/jwtauth/validator.go (about)

     1  // Copyright 2022 Dolthub, Inc.
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //     http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  package jwtauth
    16  
    17  import (
    18  	"time"
    19  
    20  	"gopkg.in/square/go-jose.v2/jwt"
    21  )
    22  
    23  type JWTValidator interface {
    24  	ValidateJWT(unparsed string, reqTime time.Time) (*Claims, error)
    25  }
    26  
    27  type fetchingJWTValidator struct {
    28  	jwks     *fetchedJWKS
    29  	expected jwt.Expected
    30  }
    31  
    32  func NewJWTValidator(provider JWTProvider) (JWTValidator, error) {
    33  	expected := jwt.Expected{Issuer: provider.Issuer, Audience: jwt.Audience{provider.Audience}}
    34  	jwks, err := newJWKS(provider)
    35  	if err != nil {
    36  		return nil, err
    37  	}
    38  	return &fetchingJWTValidator{jwks: jwks, expected: expected}, nil
    39  }
    40  
    41  func (v *fetchingJWTValidator) ValidateJWT(unparsed string, reqTime time.Time) (*Claims, error) {
    42  	return ValidateJWT(unparsed, reqTime, v.jwks, v.expected)
    43  }