Class: AnalyzeConfigFileDiffsTask

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

Overview

Copyright © 2013-2014 SUSE LLC

This program is free software; you can redistribute it and/or modify it under the terms of version 3 of the GNU General Public License as published by the Free Software Foundation.

This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.

You should have received a copy of the GNU General Public License along with this program; if not, contact SUSE LLC.

To contact SUSE about this file by physical or electronic mail, you may find current contact information at www.suse.com

Instance Method Summary collapse

Instance Method Details

#analyze(description) ⇒ Object 



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# File 'lib/analyze_config_file_diffs_task.rb', line 19

def analyze(description)
  description.assert_scopes("repositories", "config_files")
  if !description.scope_extracted?("config_files")
    raise Machinery::Errors::MissingExtractedFiles.new(description, ["config_files"])
  end

  with_repositories(description) do |zypper|
    description.initialize_file_store("config-file-diffs")
    diffs_path = description.file_store("config-file-diffs")
    extracted_files_path = description.file_store("config_files")

    Machinery::Ui.puts "Generating diffs..."
    cnt = 1
    list = files_by_package(description)
    total = list.map(&:files).flatten.length.to_s
    list.each do |package|
      path = zypper.download_package("#{package.name}-#{package.version}")

      if !path || path.empty?
        Machinery::Ui.warn "Warning: Could not download package #{package.name}-#{package.version}."
        cnt += package.files.length
        next
      end

      package.files.each do |file|
        diff = Rpm.new(path).diff(file, File.join(extracted_files_path, file))

        if !diff || diff.empty?
          Machinery::Ui.warn "Warning: Could not generate diff for #{file}."
        else
          diff_path = File.join(diffs_path, file + ".diff")
          FileUtils.mkdir_p(File.dirname(diff_path))
          File.write(diff_path, diff)
          Machinery::Ui.puts "[#{cnt.to_s.rjust(total.length)}/#{total}] #{file}"
        end

        cnt += 1
      end
    end
    Machinery::Ui.puts "done"
  end
end