added a way to fetch advisory too

security_tools/redhat_tools/rpm_pkg_audit.rb

@@ -41,14 +41,18 @@ parserr = OptionParser.new do |parser|
             'Refresh rpm-to-cve.xml file with latest pkgs and cves') do |_refresh|
     options[:refresh] = true
   end
-  parser.on('-c', '--cve CVE_ID',
+  parser.on('-c', '--cve CVE-2020-1234',
             'Takes a cve id and returns cve json from redhats security API.') do |cve|
     options[:cve] = cve
   end
-  parser.on('-f', '--cves-from-file CVE_FILE',
+  parser.on('-f', '--cves-from-file cves.txt',
             'Takes a file one cve id per line and sends a batch request to redhat security API') do |file|
     options[:file] = file
   end
+  parser.on('-a', '--advisory RHSA-2019:0997',
+            'Takes a RHSA advisory and sends an API request to redhat RHSA-2015:2155') do |advisory|
+    options[:advisory] = advisory
+  end
 end
 
 parserr.parse!
@@ -63,20 +67,29 @@ if options[:xmlpkg_name]
 elsif options[:pkg]
   pkg = options[:pkg]
   params = { params: { package: pkg } }
-  json = rhel_api_client.request('/cve.json', params)
-  cve_pkgs_and_adv = rhel_api_client.cve_pkg_adv(json)
-  json_pp(cve_pkgs_and_adv)
+  response = rhel_api_client.request('/cve.json', params)
+
+  json = rhel_api_client.cve_pkg_adv(response)
+  json_pp(json)
 elsif options[:refresh]
   rpm_auditer.refresh_rpm_to_cve_file('./data/rpm-to-cve.xml')
 elsif options[:cve]
   id = options[:cve]
+
   json = rhel_api_client.cve_id(id)
   json_pp(json)
 elsif options[:file]
   filepath = options[:file]
   cve_ids = read_cves_file(filepath)
+
   json = rhel_api_client.cve_ids(cve_ids)
   json_pp(json)
 elsif options[:list]
   puts rpm_auditer.list_pkg_names.sort
+elsif options[:advisory]
+  advisory = options[:advisory]
+  params = { params: { advisory: advisory } }
+
+  json = rhel_api_client.request('/cve.json', params)
+  json_pp(json)
 end