capistrano changelog from git

capistrano changelog from git

  after :finished, :changelog do
    # generate changelog, as we know which revision is the end
    on roles(:web) do
      within release_path do
        releases = capture(:ls, '-xt', releases_path).split
        prev_release_id = capture(:cat, releases_path.join(releases[1]).join('REVISION'))

        changelog = capture(:git, "--git-dir=#{repo_path}", '--no-pager', 'log', '--pretty=oneline', '--reverse', '--decorate', '--color', "#{prev_release_id}..#{fetch(:current_revision)}")

        info "Changes between #{prev_release_id} and #{fetch(:current_revision)} releases"
        info changelog
      end
    end
  end