github.com/zmap/zlint@v1.1.0/lints/lint_sub_ca_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: 7.1.2.2b cRLDistributionPoints
    19  This extension MUST be present and MUST NOT be marked critical.
    20  It MUST contain the HTTP URL of the CA’s CRL service.
    21  ************************************************/
    22  
    23  import (
    24  	"strings"
    25  
    26  	"github.com/zmap/zcrypto/x509"
    27  	"github.com/zmap/zlint/util"
    28  )
    29  
    30  type subCACRLDistNoUrl struct{}
    31  
    32  func (l *subCACRLDistNoUrl) Initialize() error {
    33  	return nil
    34  }
    35  
    36  func (l *subCACRLDistNoUrl) CheckApplies(c *x509.Certificate) bool {
    37  	return util.IsSubCA(c) && util.IsExtInCert(c, util.CrlDistOID)
    38  }
    39  
    40  func (l *subCACRLDistNoUrl) Execute(c *x509.Certificate) *LintResult {
    41  	for _, s := range c.CRLDistributionPoints {
    42  		if strings.HasPrefix(s, "http://") {
    43  			return &LintResult{Status: Pass}
    44  		}
    45  	}
    46  	return &LintResult{Status: Error}
    47  }
    48  
    49  func init() {
    50  	RegisterLint(&Lint{
    51  		Name:          "e_sub_ca_crl_distribution_points_does_not_contain_url",
    52  		Description:   "Subordinate CA Certificate: cRLDistributionPoints MUST contain the HTTP URL of the CA's CRL service.",
    53  		Citation:      "BRs: 7.1.2.2",
    54  		Source:        CABFBaselineRequirements,
    55  		EffectiveDate: util.CABEffectiveDate,
    56  		Lint:          &subCACRLDistNoUrl{},
    57  	})
    58  }