github.com/zmap/zlint@v1.1.0/lints/lint_subject_dn_leading_whitespace.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  import (
    18  	"github.com/zmap/zcrypto/x509"
    19  	"github.com/zmap/zlint/util"
    20  )
    21  
    22  type SubjectDNLeadingSpace struct{}
    23  
    24  func (l *SubjectDNLeadingSpace) Initialize() error {
    25  	return nil
    26  }
    27  
    28  func (l *SubjectDNLeadingSpace) CheckApplies(c *x509.Certificate) bool {
    29  	return true
    30  }
    31  
    32  func (l *SubjectDNLeadingSpace) Execute(c *x509.Certificate) *LintResult {
    33  	leading, _, err := util.CheckRDNSequenceWhiteSpace(c.RawSubject)
    34  	if err != nil {
    35  		return &LintResult{Status: Fatal}
    36  	}
    37  	if leading {
    38  		return &LintResult{Status: Warn}
    39  	}
    40  	return &LintResult{Status: Pass}
    41  }
    42  
    43  func init() {
    44  	RegisterLint(&Lint{
    45  		Name:          "w_subject_dn_leading_whitespace",
    46  		Description:   "AttributeValue in subject RelativeDistinguishedName sequence SHOULD NOT have leading whitespace",
    47  		Citation:      "AWSLabs certlint",
    48  		Source:        AWSLabs,
    49  		EffectiveDate: util.ZeroDate,
    50  		Lint:          &SubjectDNLeadingSpace{},
    51  	})
    52  }