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require 'date'
# A version 1 GLSA
class GLSAv1
attr_reader :id, :title, :synopsis, :product, :date, :revised, :revision, :bugs, :access, :packages,
:background, :description, :severity, :impact, :workaround, :resolution, :references
def parse(xml)
@id = xml.root['id']
@title = text_content xml, '/glsa/title/text()'
@synopsis = text_content xml, '/glsa/synopsis/text()'
@product = text_content xml, '/glsa/product/text()'
@date = DateTime.parse(xml.xpath('/glsa/announced/text()').first.content)
if xml.xpath('/glsa/revised').first['count'].nil?
@revised,
@revision = xml.xpath('/glsa/revised/text()').first.content.split(': ')
else
@revised = xml.xpath('/glsa/revised/text()').first.content
@revision = xml.xpath('/glsa/revised').first['count']
end
@revised = DateTime.parse(@revised)
@bugs = xml.xpath('/glsa/bug/text()').map { |bug_node| bug_node.content.to_i }
@access = xml.xpath('/glsa/access/text()').first.content
@packages = {}
xml.xpath('/glsa/affected/package').each do |package|
@packages[package['name'] + ':' + package['arch']] = {
auto: package['auto'] == 'yes',
unaffected: package.xpath('./unaffected').map { |ver| [ver['range'], ver.content] },
vulnerable: package.xpath('./vulnerable').map { |ver| [ver['range'], ver.content] }
}
end
@background = xml_content xml, '/glsa/background'
@description = xml_content xml, '/glsa/description'
@severity = xml.xpath('/glsa/impact').first['type']
@impact = xml_content xml, '/glsa/impact'
@workaround = xml_content xml, '/glsa/workaround'
@resolution = xml_content xml, '/glsa/resolution'
@references = xml.xpath('/glsa/references/uri').map { |uri| [uri.content, uri['link']] }
self
end
private
def xml_content(xml, xpath)
xml.xpath(xpath).first.children.to_xml.strip
rescue
''
end
def text_content(xml, xpath)
xml.xpath(xpath).first.content
rescue
''
end
end
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