class Terraform::Binary::Compressor

This class is used to zip and unzip files and directories

Public Class Methods

extract(input_file, output_dir) click to toggle source

Unzip the input zipfile

# File lib/terraform/binary/compressor.rb, line 22
def extract(input_file, output_dir)
  Zip::File.open(input_file) do |zip_file|
    # Handle entries one by one
    zip_file.each do |entry|
      # Extract to file/directory/symlink
      dest_file = "#{output_dir}/#{entry.name}"
      debug("Extracting to #{dest_file}")
      entry.extract(dest_file)
    end
  end
end
write(input_dir, output_file) click to toggle source

Zip the input directory.

# File lib/terraform/binary/compressor.rb, line 11
def write(input_dir, output_file)
  entries = Dir.entries(input_dir)
  entries.delete('.')
  entries.delete('..')
  io = Zip::File.open(output_file, Zip::File::CREATE)

  write_entries(entries, '', io, input_dir, output_file)
  io.close
end

Private Class Methods

write_entries(entries, path, io, input_dir, output_file) click to toggle source

A helper method to make the recursion work.

# File lib/terraform/binary/compressor.rb, line 37
def write_entries(entries, path, io, input_dir, output_file)
  entries.each do |e|
    zip_file_path = path == '' ? e : File.join(path, e)
    disk_file_path = File.join(input_dir, zip_file_path)

    if File.directory?(disk_file_path)
      io.mkdir(zip_file_path)
      subdir = Dir.entries(disk_file_path)
      subdir.delete('.')
      subdir.delete('..')
      write_entries(subdir, zip_file_path, io, input_dir, output_file)
    else
      io.get_output_stream(zip_file_path) { |f| f.puts(File.open(disk_file_path, 'rb').read) }
    end
  end
end