Capistrano task to run South migrations and collect static media

deploy.rb

after "deploy", "deploy:migrate", "deploy:static", "deploy:restart", "custom:git:tag"

namespace :deploy do
  [:stop, :start, :restart, :reload].each do |action|
    desc "#{action.to_s.capitalize} Apache."
    task action, :roles => :app do
      run "sudo /etc/init.d/apache2 #{action.to_s}"
    end
  end

  desc <<-DESC
    Run South migrations.

    Runs South migrations after performing a database backup.

    Usage:
      Default:
        'deploy:migrate' runs 'python manage.py migrate --all'
      One argument:
        'deploy:migrate args=pages' runs 'python manage.py migrate gsn'
      Multiple arguments:
        'deploy:migrate args="gsn pages"' runs 'python manage.py migrate gsn pages'
  DESC
  task :migrate, :roles => :db, :only => { :primary => true } do
    args = ENV['args'] || "--all"
    db.backup
    run ". /var/apps/nti_env/bin/activate && python #{current_path}/manage.py migrate --noinput #{args}"
  end

  desc <<-DESC
    Collect static files from apps and other locations.

    Runs './manage.py collectstatic' on the server after chown'ing several directories
  DESC
  task :static do
    run ". /var/apps/nti_env/bin/activate && python #{current_path}/manage.py collectstatic --noinput"
  end
end