cap deploy.rb

gistfile1.txt

Capistrano::Configuration.instance(:must_exist).load do
  set :rack_env, ARGV.first or "#{default_stage}"
  set :shared_path, "/var/rails/#{fetch(:rack_env)}/#{fetch(:application)}"
  set :deploy_to, "/var/rails/#{fetch(:rack_env)}/#{fetch(:application)}/src"
  set :repository,  "git@github.com:stevedev/emgateway.git"

  default_run_options[:pty] = true
  set :use_sudo, false
  set :user, "root"
  set :deploy_via, :export

  set(:branch) { ENV['DEPLOY_BRANCH'] || 'master' }
  set(:current_revision) {
    origin_refs = `git ls-remote origin #{branch}`
    revision, ref = origin_refs.split("\t")
    (revision || branch).tap {|e| puts e}
  }

  namespace :deploy do
    task :default, :roles => :app do
      create_local_directories
      install_base_gems
      update_code
      bundle_install
      precompile_assets
      unicorn.start_or_restart
      airbrake_notify
      
    end
  
    desc "Initial install"
    task :initial, :roles => :app do
      install_base_gems
      run "git clone #{repository} #{deploy_to} && cd #{deploy_to} && git reset --hard #{current_revision}"
      bundle_install
      create_local_directories
      precompile_assets
      unicorn.start_or_restart
    end
  
    desc "Install app gems"
    task :bundle_install do
      run "RUBYOPT='-rpsych' bundle install --gemfile #{deploy_to}/Gemfile --path #{shared_path}/bundle --deployment --without development test"
    end
  
    desc "Create /var/xxx directories"
    task :create_local_directories do
      sudo "mkdir -p #{shared_path}/tmp/pids"
      sudo "mkdir -p #{shared_path}/log"
      sudo "mkdir -p #{shared_path}/tmp/sockets"
      sudo "chmod 0755 #{shared_path}/.."
      sudo "chmod 0755 #{shared_path}"
    end
  
    desc "Update repository"
    task :update_code do
      run <<-GIT_CLONE
      if [ -d #{deploy_to}/.git ]; then 
        cd #{deploy_to} && git fetch origin && git reset --hard #{current_revision};
      else 
        git clone #{repository} #{deploy_to} && cd #{deploy_to} && git reset --hard #{current_revision};
      fi
      GIT_CLONE
    end
  
    desc "Install Base Gems"
    task :install_base_gems do
      run "gem install bundler --no-rdoc --no-ri"
    end
    
    desc "Notify airbrake of deploy"
    task :airbrake_notify do
      `curl -s -d 'api_key=d39e0d8ca334b2a70c37944eab6bcc53&deploy[rails_env]=#{fetch(:rack_env)}&deploy[scm_repository]=#{fetch(:repository)}&deploy[scm_revision]=#{fetch(:current_revision)}' http://airbrakeapp.com/deploys`
    end
    
    desc "Runs rake task to precompile assets"
    task :precompile_assets do
      run_rake 'assets:precompile'
    end
   
  end
  
end