deploy.rb

# coding: utf-8
require 'rvm/capistrano' # Для работы rvm
require "bundler/capistrano"
load 'deploy/assets'

server "198.211.125.210", :web, :app, :db, primary: true

set :application, "wood-awesome"
set :user, "user"
set :deploy_to, "/home/#{user}/projects/#{application}"
set :deploy_via, :remote_cache
set :use_sudo, false

set :scm, "git"
set :repository, "ssh://user@198.211.125.210:2912/home/#{user}/repos/#{application}.git"
set :branch, "master"

default_run_options[:pty] = true
ssh_options[:forward_agent] = true


after 'deploy:restart', 'deploy:cleanup'

set :unicorn_config, "#{current_path}/config/unicorn.rb"
set :unicorn_bin, 'unicorn'
set :unicorn_pid, "/tmp/#{application}.app.pid"

def remote_file_exists?(full_path)
  capture("if [ -e #{full_path} ]; then echo 'true'; fi").strip == 'true'
end

def process_exists?(pid_file)
  capture("ps -p `cat #{pid_file}`; true").strip.split("\n").size == 2
end

namespace :deploy do
  desc 'Start Unicorn'
  task :start, roles: :app, except: {no_release: true} do
    if remote_file_exists? unicorn_pid
      if process_exists? unicorn_pid
        logger.important 'Unicorn is already running!', 'Unicorn'
        next
      else
        run "rm #{unicorn_pid}"
      end
    end

    logger.important 'Starting Unicorn...', 'Unicorn'
    run "cd #{current_path} && bundle exec unicorn -c #{unicorn_config} -E #{rails_env} -D"
  end

  desc 'Stop Unicorn'
  task :stop, :roles => :app, :except => {:no_release => true} do
    if remote_file_exists? unicorn_pid
      if process_exists? unicorn_pid
        logger.important 'Stopping Unicorn...', 'Unicorn'
        run "kill -s QUIT `cat #{unicorn_pid}`"
      else
        run "rm #{unicorn_pid}"
        logger.important 'Unicorn is not running.', 'Unicorn'
      end
    else
      logger.important 'No PIDs found. Check if unicorn is running.', 'Unicorn'
    end
  end

  desc 'Reload Unicorn'
  task :reload, :roles => :app, :except => {:no_release => true} do
    if remote_file_exists? unicorn_pid
      logger.important 'Reloading Unicorn...', 'Unicorn'
      run "kill -s HUP `cat #{unicorn_pid}`"
    else
      logger.important 'No PIDs found. Starting Unicorn...', 'Unicorn'
      run "cd #{current_path} && bundle exec unicorn -c #{unicorn_config} -E #{rails_env} -D"
    end
  end

  desc 'Restart Unicorn'
  task :restart, :roles => :app, :except => {:no_release => true} do
    stop
    start
  end
end