github.com/zmap/zlint@v1.1.0/lints/lint_sub_cert_crl_distribution_points_does_not_contain_url.go (about)

     1  package lints
     2  
     3  /*
     4   * ZLint Copyright 2018 Regents of the University of Michigan
     5   *
     6   * Licensed under the Apache License, Version 2.0 (the "License"); you may not
     7   * use this file except in compliance with the License. You may obtain a copy
     8   * of the License at http://www.apache.org/licenses/LICENSE-2.0
     9   *
    10   * Unless required by applicable law or agreed to in writing, software
    11   * distributed under the License is distributed on an "AS IS" BASIS,
    12   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
    13   * implied. See the License for the specific language governing
    14   * permissions and limitations under the License.
    15   */
    16  
    17  /*******************************************************************************************************
    18  BRs: 7.1.2.3
    19  cRLDistributionPoints
    20  This extension MAY be present. If present, it MUST NOT be marked critical, and it MUST contain the HTTP
    21  URL of the CA’s CRL service.
    22  *******************************************************************************************************/
    23  
    24  import (
    25  	"strings"
    26  
    27  	"github.com/zmap/zcrypto/x509"
    28  	"github.com/zmap/zlint/util"
    29  )
    30  
    31  type subCRLDistNoURL struct{}
    32  
    33  func (l *subCRLDistNoURL) Initialize() error {
    34  	return nil
    35  }
    36  
    37  func (l *subCRLDistNoURL) CheckApplies(c *x509.Certificate) bool {
    38  	return util.IsExtInCert(c, util.CrlDistOID)
    39  }
    40  
    41  func (l *subCRLDistNoURL) Execute(c *x509.Certificate) *LintResult {
    42  	// Add actual lint here
    43  	for _, s := range c.CRLDistributionPoints {
    44  		if strings.HasPrefix(s, "http://") {
    45  			return &LintResult{Status: Pass}
    46  		}
    47  	}
    48  	return &LintResult{Status: Error}
    49  }
    50  
    51  func init() {
    52  	RegisterLint(&Lint{
    53  		Name:          "e_sub_cert_crl_distribution_points_does_not_contain_url",
    54  		Description:   "Subscriber certificate cRLDistributionPoints extension must contain the HTTP URL of the CA’s CRL service",
    55  		Citation:      "BRs: 7.1.2.3",
    56  		Source:        CABFBaselineRequirements,
    57  		EffectiveDate: util.CABEffectiveDate,
    58  		Lint:          &subCRLDistNoURL{},
    59  	})
    60  }