Class: Jara::Releaser

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

Defined Under Namespace

Classes: Archiver, Shell, Tarchiver

Instance Method Summary collapse

Constructor Details

#initialize(environment, bucket_name = nil, options = {}) ⇒ Releaser

Returns a new instance of Releaser.



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# File 'lib/jara/releaser.rb', line 18

def initialize(environment, bucket_name=nil, options={})
  @environment = environment
  @bucket_name = bucket_name
  @re_release = options.fetch(:re_release, false)
  @extra_metadata = options[:metadata] || {}
  @build_command = options[:build_command]
  @app_name = options[:app_name]
  @shell = options[:shell] || Shell.new
  @archiver = create_archiver(options[:archiver])
  @archiver_options = options[:archiver_options] || {}
  @file_system = options[:file_system] || FileUtils
  @s3 = options[:s3]
  @logger = options[:logger] || IoLogger.new($stderr)
  if @environment == 'production'
    if options[:branch]
      raise JaraError, 'Production must be released from master'
    end
    @branch = 'master'
  else
    @branch = options[:branch] || @environment
  end
end

Instance Method Details

#build_artifact ⇒ Object 



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# File 'lib/jara/releaser.rb', line 41

def build_artifact
  if @environment.nil?
    archive_name = "#{app_name}.#{@archiver.extension}"
    Dir.chdir(project_dir) do
      @archiver.create(@archiver_options.merge(archive_name: archive_name))
    end
    @logger.info('Created test artifact')
    File.join(project_dir, 'build', archive_name)
  elsif (artifact_path = find_local_artifact)
    @logger.warn('An artifact for %s already exists: %s' % [branch_sha[0, 8], File.basename(artifact_path)])
    artifact_path
  else
    date_stamp = Time.now.utc.strftime('%Y%m%d%H%M%S')
    destination_dir = File.join(project_dir, 'build', @environment)
    archive_name = [app_name, @environment, date_stamp, branch_sha[0, 8]].join('-') << '.' << @archiver.extension
    Dir.mktmpdir do |path|
      @shell.exec('git archive --format=tar --prefix=%s/ %s | (cd %s/ && tar xf -)' % [File.basename(path), branch_sha, File.dirname(path)])
      Dir.chdir(path) do
        @logger.info('Checked out %s from branch %s' % [branch_sha[0, 8], @branch])
        if @build_command
          if @build_command.respond_to?(:call)
            @logger.info('Running build command')
            @build_command.call
          else
            @logger.info('Running build command: %s' % @build_command)
            @shell.exec(@build_command)
          end
        end
        @archiver.create(@archiver_options.merge(archive_name: archive_name))
        @file_system.mkdir_p(destination_dir)
        @file_system.cp("build/#{archive_name}", destination_dir)
        @logger.info('Created artifact %s' % archive_name)
      end
    end
    File.join(destination_dir, archive_name)
  end
end

#release ⇒ Object

Raises:



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# File 'lib/jara/releaser.rb', line 79

def release
  raise JaraError, 'No environment set' unless @environment
  raise JaraError, 'No bucket name set' unless @bucket_name
  if !@re_release && (obj = find_remote_artifact)
    s3_uri = 's3://%s/%s' % [@bucket_name, obj.key]
    @logger.warn('An artifact for %s already exists: %s' % [branch_sha[0, 8], s3_uri])
    s3_uri
  else
    local_path = find_local_artifact || build_artifact
    upload_artifact(local_path)
  end
end