Class: Utils::InspecUtil

Inherits:
Object
  • Object
show all
Defined in:
lib/utilities/inspec_util.rb

Constant Summary collapse

DATA_NOT_FOUND_MESSAGE = 
'N/A'.freeze
WIDTH = 
80

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.control_finding_details(control, control_clk_status) ⇒ Object 



147
148
149
150
151
152
153
154
 
# File 'lib/utilities/inspec_util.rb', line 147

def self.control_finding_details(control, control_clk_status)
  result = "One or more of the automated tests failed or was inconclusive for the control \n\n #{control[:message].sort.join}" if control_clk_status == 'Open'
  result = "All Automated tests passed for the control \n\n #{control[:message].join}" if control_clk_status == 'NotAFinding'
  result = "Automated test skipped due to known accepted condition in the control : \n\n#{control[:message].join}" if control_clk_status == 'Not_Reviewed'
  result = "Justification: \n #{control[:message].join}" if control_clk_status == 'Not_Applicable'
  result = 'No test available for this control' if control_clk_status == 'Not_Tested'
  result
end

.control_status(control) ⇒ Object 



129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
 
# File 'lib/utilities/inspec_util.rb', line 129

def self.control_status(control)
  status_list = control[:status].uniq
  if status_list.include?('failed')
    result = 'Open'
  elsif status_list.include?('skipped')
    result = 'Not_Reviewed'
  elsif status_list.include?('passed')
    result = 'NotAFinding'
  else
    # result = 'Not_Tested' ## STIGViewer does not allow Not_Tested as a possible status.
    result = 'Not_Reviewed'
  end
  if control[:impact].to_f.zero?
    result = 'Not_Applicable'
  end
  result
end

.get_impact(severity) ⇒ Object

TODO:

Allow for the user to pass in a hash for the desired mapping of text

‘impact’ level.

mapped to a float between 0.0 - 1.0.

values to numbers or to override our hard coded values.

Parameters:

  • severity (String) —

    the string value you want to map to an InSpec



172
173
174
175
176
177
178
179
 
# File 'lib/utilities/inspec_util.rb', line 172

def self.get_impact(severity)
  case severity
  when 'low' then 0.3
  when 'medium' then 0.5
  when 'high' then 0.7
  else severity
  end
end

.get_impact_string(impact) ⇒ Object 



181
182
183
 
# File 'lib/utilities/inspec_util.rb', line 181

def self.get_impact_string(impact)
  Inspec::Impact.string_from_impact(impact) unless impact.nil?
end

.get_platform(json) ⇒ Object 



114
115
116
 
# File 'lib/utilities/inspec_util.rb', line 114

def self.get_platform(json)
  json['profiles'].find { |profile| !profile[:platform].nil? }
end

.parse_data_for_ckl(json) ⇒ Object 



70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
 
# File 'lib/utilities/inspec_util.rb', line 70

def self.parse_data_for_ckl(json)
  data = {}

  # Parse for inspec profile results json
  json['profiles'].each do |profile|
    profile['controls'].each do |control|
      c_id = control['id'].to_sym
      data[c_id] = {}
      data[c_id][:vuln_num]       = control['id'] unless control['id'].nil?
      data[c_id][:rule_title]     = control['title'] unless control['title'].nil?
      data[c_id][:vuln_discuss]   = control['desc'] unless control['desc'].nil?
      unless control['tags'].nil?
        data[c_id][:severity]       = control['tags']['severity'] unless control['tags']['severity'].nil?
        data[c_id][:gid]            = control['tags']['gid'] unless control['tags']['gid'].nil?
        data[c_id][:group_title]    = control['tags']['gtitle'] unless control['tags']['gtitle'].nil?
        data[c_id][:rule_id]        = control['tags']['rid'] unless control['tags']['rid'].nil?
        data[c_id][:rule_ver]       = control['tags']['stig_id'] unless control['tags']['stig_id'].nil?
        data[c_id][:cci_ref]        = control['tags']['cci'] unless control['tags']['cci'].nil?
        data[c_id][:nist]           = control['tags']['nist'].join(' ') unless control['tags']['nist'].nil?
        data[c_id][:check_content]  = control['tags']['check'] unless control['tags']['check'].nil?
        data[c_id][:fix_text]       = control['tags']['fix'] unless control['tags']['fix'].nil?
      end
      data[c_id][:impact]         = control['impact'].to_s unless control['impact'].nil?
      data[c_id][:profile_name]   = profile['name'].to_s unless profile['name'].nil?
      data[c_id][:profile_shasum] = profile['sha256'].to_s unless profile['sha256'].nil?

      data[c_id][:status] = []
      data[c_id][:message] = []
      if control.key?('results')
        control['results'].each do |result|
          data[c_id][:status].push(result['status'])
          data[c_id][:message].push("SKIPPED -- Test: #{result['code_desc']}\nMessage: #{result['skip_message']}\n") if result['status'] == 'skipped'
          data[c_id][:message].push("FAILED -- Test: #{result['code_desc']}\nMessage: #{result['message']}\n") if result['status'] == 'failed'
          data[c_id][:message].push("PASS -- #{result['code_desc']}\n") if result['status'] == 'passed'
        end
      end
      if data[c_id][:impact].to_f.zero?
        data[c_id][:message].unshift("NOT_APPLICABLE -- Description: #{control['desc']}\n\n")
      end
    end
  end
  data
end

.parse_data_for_xccdf(json) ⇒ Object 



21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
 
# File 'lib/utilities/inspec_util.rb', line 21

def self.parse_data_for_xccdf(json)
  data = {}

  controls = []
  if json['profiles'].nil?
    controls = json['controls']
  elsif json['profiles'].length == 1
    controls = json['profiles'].last['controls']
  else
    json['profiles'].each do |profile|
      controls.concat(profile['controls'])
    end
  end
  c_data = {}

  controls.each do |control| # rubocop:disable Metrics/BlockLength
    c_id = control['id'].to_sym
    c_data[c_id] = {}
    c_data[c_id]['id']             = control['id']    || DATA_NOT_FOUND_MESSAGE
    c_data[c_id]['title']          = control['title'] || DATA_NOT_FOUND_MESSAGE
    c_data[c_id]['desc']           = control['desc'] || DATA_NOT_FOUND_MESSAGE
    c_data[c_id]['severity']       = control['tags']['severity'] || DATA_NOT_FOUND_MESSAGE
    c_data[c_id]['gid']            = control['tags']['gid'] || DATA_NOT_FOUND_MESSAGE
    c_data[c_id]['gtitle']         = control['tags']['gtitle'] || DATA_NOT_FOUND_MESSAGE
    c_data[c_id]['gdescription']   = control['tags']['gdescription'] || DATA_NOT_FOUND_MESSAGE
    c_data[c_id]['rid']            = control['tags']['rid'] || DATA_NOT_FOUND_MESSAGE
    c_data[c_id]['rversion']       = control['tags']['rversion'] || DATA_NOT_FOUND_MESSAGE
    c_data[c_id]['rweight']        = control['tags']['rweight'] || DATA_NOT_FOUND_MESSAGE
    c_data[c_id]['stig_id']        = control['tags']['stig_id'] || DATA_NOT_FOUND_MESSAGE
    c_data[c_id]['cci']            = control['tags']['cci'] || DATA_NOT_FOUND_MESSAGE
    c_data[c_id]['nist']           = control['tags']['nist'] || ['unmapped']
    c_data[c_id]['check']          = control['tags']['check'] || DATA_NOT_FOUND_MESSAGE
    c_data[c_id]['checkref']       = control['tags']['checkref'] || DATA_NOT_FOUND_MESSAGE
    c_data[c_id]['fix']            = control['tags']['fix'] || DATA_NOT_FOUND_MESSAGE
    c_data[c_id]['fixref']         = control['tags']['fixref'] || DATA_NOT_FOUND_MESSAGE
    c_data[c_id]['fix_id']         = control['tags']['fix_id'] || DATA_NOT_FOUND_MESSAGE
    c_data[c_id]['rationale']      = control['tags']['rationale'] || DATA_NOT_FOUND_MESSAGE
    c_data[c_id]['cis_family']     = control['tags']['cis_family'] || DATA_NOT_FOUND_MESSAGE
    c_data[c_id]['cis_rid']        = control['tags']['cis_rid'] || DATA_NOT_FOUND_MESSAGE
    c_data[c_id]['cis_level']      = control['tags']['cis_level'] || DATA_NOT_FOUND_MESSAGE
    c_data[c_id]['impact']         = control['impact'].to_s || DATA_NOT_FOUND_MESSAGE
    c_data[c_id]['code']           = control['code'].to_s || DATA_NOT_FOUND_MESSAGE
  end

  data['controls'] = c_data.values
  data['status'] = 'success'
  data
end

.to_dotted_hash(hash, recursive_key = '') ⇒ Object 



118
119
120
121
122
123
124
125
126
127
 
# File 'lib/utilities/inspec_util.rb', line 118

def self.to_dotted_hash(hash, recursive_key = '')
  hash.each_with_object({}) do |(k, v), ret|
    key = recursive_key + k.to_s
    if v.is_a? Hash
      ret.merge! to_dotted_hash(v, key + '.')
    else
      ret[key] = v
    end
  end
end

.unpack_inspec_json(directory, inspec_json, separated, output_format) ⇒ Object 



185
186
187
188
189
190
191
192
193
194
 
# File 'lib/utilities/inspec_util.rb', line 185

def self.unpack_inspec_json(directory, inspec_json, separated, output_format)
  if directory == 'id'
    directory = inspec_json['name']
  end
  controls = generate_controls(inspec_json)
  unpack_profile(directory || 'profile', controls, separated, output_format || 'json')
  create_inspec_yml(directory || 'profile', inspec_json)
  create_license(directory || 'profile', inspec_json)
  create_readme_md(directory || 'profile', inspec_json)
end

Instance Method Details

#get_impact(severity) ⇒ Object

Takes in the STIG severity tag and converts it to the InSpec #impact control tag. At the moment the mapping is static, so that:

high => 0.7
medium => 0.5
low => 0.3



172
173
174
175
176
177
178
179
 
# File 'lib/utilities/inspec_util.rb', line 172

def self.get_impact(severity)
  case severity
  when 'low' then 0.3
  when 'medium' then 0.5
  when 'high' then 0.7
  else severity
  end
end