capistrano deploy rb for uberspace with passenger

deploy.rb

# RVM bootstrap
set :rvm_ruby_string, '1.9.2@redmine'
require 'rvm/capistrano'

set :domain, "bugs.ctdp.net"
set :application, domain
set :repository,  "dahie@hydra.uberspace.de:ctdp-redmine.git"

set :passenger_port, 3002

set :scm, :git
set :user, "dahie"
set :scm_username, "dahie"
set :use_sudo, false
ssh_options[:forward_agent] = true

role :web, "dahie.hydra.uberspace.de"                          # Your HTTP server, Apache/etc
role :app, "dahie.hydra.uberspace.de"                          # This may be the same as your `Web` server
role :db,  "dahie.hydra.uberspace.de", :primary => true # This is where Rails migrations will run
#role :db,  "your slave db-server here"
set :deploy_to, "/var/www/virtual/#{user}/redmine/"

# If you are using Passenger mod_rails uncomment this:
# if you're still using the script/reapear helper you will need
# these http://github.com/rails/irs_process_scripts

deploy.task :restart, :roles => :app do
  #deactivate default restarter
  
  run <<-CMD
       if [[ -f #{release_path}/tmp/pids/passenger.#{passenger_port}.pid ]]; 
       then 
         cd #{deploy_to}/current && passenger stop -p #{passenger_port} --pid-file ./tmp/pids/passenger.#{passenger_port}.pid;
       fi
     CMD
  
  run "cd #{deploy_to}/current && passenger start -p #{passenger_port} -d -e #{rails_env}"
end

deploy.task :stop, :roles => :app do
  run "cd #{release_path} && passenger stop -p #{passenger_port}"
end

deploy.task :start, :roles => :app do
  run "cd #{release_path} && passenger start -p #{passenger_port} -d -e #{rails_env}"
end

desc "Clean up old releases. By default, the last 5 releases are kept"
task :clean_up do
  count = fetch(:keep_releases, 5).to_i
  if count >= releases.length
    logger.important "no old releases to clean up"
  else
    logger.info "keeping #{count} of #{releases.length} deployed releases"

    directories = (releases - releases.last(count)).map { |release| File.join(releases_path, release) }.join(" ")
    run "rm -rf #{directories}"
  end
end
 
 
after 'deploy:finalize_update', :roles => :app do  
  run "cd #{release_path} && rm -r #{release_path}/files"
  run "cd #{release_path} && ln -s #{shared_path}/files"
  run "cd #{release_path} && ln -nfs #{shared_path}/config/database.yml #{release_path}/config/database.yml"
  run "cd #{release_path} && ln -nfs #{shared_path}/config/configuration.yml #{release_path}/config/configuration.yml"
  run "cd #{release_path} && ln -nfs #{shared_path}/config/initializers/secret_token.rb #{release_path}/config/initializers/secret_token.rb"
  #clean_up
end

namespace :rvm do
  task :trust_rvmrc do
    run "rvm rvmrc trust #{release_path}"
  end
end

after "deploy", "rvm:trust_rvmrc"