agenda-libre-ruby/deploy/before_restart

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#!/usr/bin/env ruby
oldrev, newrev = ARGV
def run(cmd)
exit($CHILD_STATUS.exitstatus) unless system "umask 002 && #{cmd}"
end
RAILS_ENV = ENV['RAILS_ENV'] || 'production'
use_bundler = File.file? 'Gemfile'
rake_cmd = use_bundler ? 'bundle exec rake' : 'rake'
if use_bundler
bundler_args = ['--deployment']
BUNDLE_WITHOUT = ENV['BUNDLE_WITHOUT'] || 'development:test'
bundler_args << '--without' << BUNDLE_WITHOUT unless BUNDLE_WITHOUT.empty?
# update gem bundle
run "bundle install #{bundler_args.join(' ')}"
end
if File.file? 'Rakefile'
tasks = []
num_migrations =
`git diff #{oldrev} #{newrev} --diff-filter=A --name-only -z db/migrate`
.split("\0").size
# run migrations if new ones have been added
tasks << 'db:migrate' if num_migrations > 0
# precompile assets
changed_assets = `git diff #{oldrev} #{newrev} --name-only -z app/assets`
.split("\0")
tasks << 'assets:precompile' if changed_assets.size > 0
run "#{rake_cmd} #{tasks.join(' ')} RAILS_ENV=#{RAILS_ENV}" if tasks.any?
end
# clear cached assets (unversioned/ignored files)
run 'git clean -x -f -- public/stylesheets public/javascripts'
# clean unversioned files from vendor/plugins (e.g. old submodules)
run 'git clean -d -f -- vendor/plugins'