119 lines
4 KiB
Ruby
119 lines
4 KiB
Ruby
# frozen_string_literal: true
|
|
|
|
module Security
|
|
module CiConfiguration
|
|
# This class parses SAST template file and .gitlab-ci.yml to populate default and current values into the JSON
|
|
# read from app/validators/json_schemas/security_ci_configuration_schemas/sast_ui_schema.json
|
|
class SastParserService < ::BaseService
|
|
include Gitlab::Utils::StrongMemoize
|
|
|
|
SAST_UI_SCHEMA_PATH = 'app/validators/json_schemas/security_ci_configuration_schemas/sast_ui_schema.json'
|
|
|
|
def initialize(project)
|
|
@project = project
|
|
end
|
|
|
|
def configuration
|
|
result = Gitlab::Json.parse(File.read(Rails.root.join(SAST_UI_SCHEMA_PATH))).with_indifferent_access
|
|
populate_default_value_for(result, :global)
|
|
populate_default_value_for(result, :pipeline)
|
|
fill_current_value_with_default_for(result, :global)
|
|
fill_current_value_with_default_for(result, :pipeline)
|
|
populate_current_value_for(result, :global)
|
|
populate_current_value_for(result, :pipeline)
|
|
|
|
fill_current_value_with_default_for_analyzers(result)
|
|
populate_current_value_for_analyzers(result)
|
|
|
|
result
|
|
end
|
|
|
|
private
|
|
|
|
def sast_template_content
|
|
Gitlab::Template::GitlabCiYmlTemplate.find('SAST').content
|
|
end
|
|
|
|
def populate_default_value_for(config, level)
|
|
set_each(config[level], key: :default_value, with: sast_template_attributes)
|
|
end
|
|
|
|
def populate_current_value_for(config, level)
|
|
set_each(config[level], key: :value, with: gitlab_ci_yml_attributes)
|
|
end
|
|
|
|
def fill_current_value_with_default_for(config, level)
|
|
set_each(config[level], key: :value, with: sast_template_attributes)
|
|
end
|
|
|
|
def set_each(config_attributes, key:, with:)
|
|
config_attributes.each do |entity|
|
|
entity[key] = with[entity[:field]] if with[entity[:field]]
|
|
end
|
|
end
|
|
|
|
def fill_current_value_with_default_for_analyzers(result)
|
|
result[:analyzers].each do |analyzer|
|
|
analyzer[:variables].each do |entity|
|
|
entity[:value] = entity[:default_value] if entity[:default_value]
|
|
end
|
|
end
|
|
end
|
|
|
|
def populate_current_value_for_analyzers(result)
|
|
result[:analyzers].each do |analyzer|
|
|
analyzer[:enabled] = analyzer_enabled?(analyzer[:name])
|
|
populate_current_value_for(analyzer, :variables)
|
|
end
|
|
end
|
|
|
|
def analyzer_enabled?(analyzer_name)
|
|
# Unless explicitly listed in the excluded analyzers, consider it enabled
|
|
sast_excluded_analyzers.exclude?(analyzer_name)
|
|
end
|
|
|
|
def sast_excluded_analyzers
|
|
strong_memoize(:sast_excluded_analyzers) do
|
|
excluded_analyzers = gitlab_ci_yml_attributes["SAST_EXCLUDED_ANALYZERS"] || sast_template_attributes["SAST_EXCLUDED_ANALYZERS"]
|
|
excluded_analyzers.split(',').map(&:strip) rescue []
|
|
end
|
|
end
|
|
|
|
def sast_template_attributes
|
|
@sast_template_attributes ||= build_sast_attributes(sast_template_content)
|
|
end
|
|
|
|
def gitlab_ci_yml_attributes
|
|
@gitlab_ci_yml_attributes ||= begin
|
|
config_content = @project.repository.blob_data_at(@project.repository.root_ref_sha, ci_config_file)
|
|
return {} unless config_content
|
|
|
|
build_sast_attributes(config_content)
|
|
end
|
|
end
|
|
|
|
def ci_config_file
|
|
'.gitlab-ci.yml'
|
|
end
|
|
|
|
def build_sast_attributes(content)
|
|
options = { project: @project, user: current_user, sha: @project.repository.commit.sha }
|
|
yaml_result = Gitlab::Ci::YamlProcessor.new(content, options).execute
|
|
return {} unless yaml_result.valid?
|
|
|
|
extract_required_attributes(yaml_result)
|
|
end
|
|
|
|
def extract_required_attributes(yaml_result)
|
|
result = {}
|
|
|
|
yaml_result.yaml_variables_for(:sast).each do |variable|
|
|
result[variable[:key]] = variable[:value]
|
|
end
|
|
|
|
result[:stage] = yaml_result.stage_for(:sast)
|
|
result.with_indifferent_access
|
|
end
|
|
end
|
|
end
|
|
end
|