/lib/generators/project/config/deploy.rb

# config valid only for current version of Capistrano
lock '3.8.1'

# загрузка конфига в полноценный символьный хэш
require 'active_support/core_ext/hash'
CONFIG = YAML.load_file(File.expand_path('../capistrano.yml', __FILE__)).with_indifferent_access

set :application, CONFIG[:conf][:vars][:cap_application]
set :repo_url, "git@bitbucket.org:slowpokesfrommoscow/#{fetch :application}.git"
# set :repo_url, 'git@example.com:me/my_repo.git'
# Default branch is :master
# ask :branch, `git rev-parse --abbrev-ref HEAD`.chomp

# Default deploy_to directory is /var/www/my_app_name
set :deploy_to, "/home/rails/#{fetch :application}"

# Default value for :format is :airbrussh.
# set :format, :airbrussh

# You can configure the Airbrussh format using :format_options.
# These are the defaults.
set :format_options, command_output: true, log_file: 'log/capistrano.log', color: :auto, truncate: :auto

# Default value for :pty is false
# set :pty, true
# set :default_shell, '/bin/bash -l'

# Default value for :linkedlinked_files is []
# 'config/sitemap.rb',
set :linked_files, fetch(:linked_files, []).push('config/secrets.yml.enc', 'config/secrets.yml.key', 'config/database.yml', 'config/secrets.yml', 'config/puma.rb')
set :linked_dirs, fetch(:linked_dirs, []).push('log', 'tmp/pids', 'tmp/cache', 'tmp/sockets', 'public/system', 'public', 'files', 'documents')

# Default value for default_env is {}
# set :default_env, { path: "/opt/ruby/bin:$PATH" }

# Default value for keep_releases is 5
set :keep_releases, 2

# Puma:
# set :puma_conf, "#{shared_path}/config/puma.rb"

before 'rvm:hook', 'prepare:ssh'

namespace :install do
  desc 'подготовительные мероприятия'
  task :prepare do
    on roles(:all) do
      CONFIG[:soft][:prepare].each do |command|
        execute command
      end
    end
  end

  desc 'apt'
  task :apt do
    on roles(:all) do
      CONFIG[:soft][:apt].each do |software|
        execute "apt-get -y install #{software}"
      end
    end
  end

  desc 'команды'
  task :commands do
    on roles(:all) do
      CONFIG[:soft][:commands].each do |command|
        execute command
      end
    end
  end

  desc 'гемы'
  task :gems do
    on roles(:all) do
      CONFIG[:soft][:gems].each do |gem|
        execute "/usr/local/rvm/bin/rvm all do gem install --no-rdoc --no-ri #{gem}"
      end
    end
  end

end

namespace :conf do

  desc 'перемещение кофн файлов на сервак'
  task :copy do
    on roles(:all) do
      # конфиги
      p 'перемещение кофн файлов на сервак'
      upload! 'config/deploy/puma.rb', "#{shared_path}/config/puma.rb"
      upload! 'config/deploy/database.yml', "#{shared_path}/config/database.yml"
      upload! 'config/secrets.yml', "#{shared_path}/config/secrets.yml"
      upload! 'config/deploy/secrets.yml.key', "#{shared_path}/config/secrets.yml.key"
      upload! 'config/deploy/secrets.yml.enc', "#{shared_path}/config/secrets.yml.enc"
      upload! 'config/deploy/application.secrets.yml', "#{shared_path}/config/application.secrets.yml"
      upload! 'config/deploy/foreman.sh', "#{shared_path}/foreman.sh"
      # upload! 'config/deploy/postfix.cf', "/etc/postfix/main.cf"
      upload! 'config/sitemap.rb', "#{shared_path}/config/sitemap.rb"

      # конфиги NGINX
      upload! 'config/deploy/nginx.conf', "/etc/nginx/nginx.conf"
      # дефолтный конфиг убирается
      execute :rm, "-f /etc/nginx/sites-enabled/default"

      if CONFIG[:conf][:with_ssl]
        upload! 'config/deploy/nginx_site_ssl.conf', "/etc/nginx/sites-enabled/#{fetch :application}.conf"
        upload! "config/deploy/#{fetch :application}.crt", "/etc/ssl/#{fetch :application}.crt"
        upload! "config/deploy/#{fetch :application}.key", "/etc/ssl/#{fetch :application}.key"
      else
        upload! 'config/deploy/nginx_site.conf', "/etc/nginx/sites-enabled/#{fetch :application}.conf"
      end
    end
  end

  desc 'добавление SSL к уже работающему проекту'
  task :ssl_update do

    execute :rake, 'cap:conf_update'


    on roles(:all) do
      upload! 'config/deploy/nginx_site_ssl.conf', "/etc/nginx/sites-enabled/#{fetch :application}.conf"
      upload! "config/deploy/#{fetch :application}.crt", "/etc/ssl/#{fetch :application}.crt"
      upload! "config/deploy/#{fetch :application}.key", "/etc/ssl/#{fetch :application}.key"
    end

    invoke 'conf:reload'

  end

  desc 'перезапуск нужных сервисов и чек конфига'
  task :reload do
    on roles(:all) do
      execute :systemctl, :restart, :nginx
      execute :systemctl, :restart, :postfix
    end
  end

  desc 'тесты конфигов, тестовое письмо'
  task :test do
    on roles(:all) do
      execute :nginx, '-t'
      # execute "echo 'Привет! Как дела ?' | mail -s 'Тест от #{CONFIG[:conf][:vars][:cap_domain]}' shadows.of.unevenness@gmail.com"
    end
  end
end

namespace :sitemap do
  desc 'unpack xml'
  task :unpack_xml do
    on roles(:all) do
      within release_path do
        execute "gunzip -c #{shared_path}/public/sitemap.xml.gz > #{shared_path}/public/sitemap.xml"
      end
    end
  end

  desc 'upload xml'
  task :upload_xml do
    on roles(:all) do
      upload! 'public/sitemap.xml', "#{shared_path}/public"
    end
  end

  desc 'заливка sitemap.rb'
  task :upload_conf do
    on roles(:all) do
      upload! 'config/sitemap.rb', "#{shared_path}/config"
    end
  end

  desc 'скачивание файла sitemap.xml почитать'
  task :download_xml do
    on roles(:all) do
      download! "#{shared_path}/public/sitemap.xml", '/Users/nikolajmartynov/Documents/Разработка/Rails/science/public/sitemap.xml'
    end
  end

  before 'sitemap:create', 'sitemap:upload_conf'
  before 'sitemap:refresh', 'sitemap:upload_conf'
  after 'sitemap:create', 'sitemap:unpack_xml'
  after 'sitemap:create', 'sitemap:download_xml'
  after 'sitemap:refresh', 'sitemap:unpack_xml'

end

namespace :robots_etc do
  desc 'заливка robots.txt и всяких 404.html'
  task :install do
    on roles(:all) do
      upload! 'public/robots.txt', "#{shared_path}/public"
      upload! 'public/401.html', "#{shared_path}/public"
      upload! 'public/422.html', "#{shared_path}/public"
      upload! 'public/404.html', "#{shared_path}/public"
      upload! 'public/500.html', "#{shared_path}/public"
      upload! 'public/map', "#{shared_path}/public", recursive: true
      upload! 'public/favicon.ico', "#{shared_path}/public"
    end
  end
end

namespace :prepare do
  desc 'проверка там ли ключик ?'
  task :ssh do
    on roles(:all) do
      begin
        execute "ssh -o PasswordAuthentication=no root@#{CONFIG[:conf][:vars][:cap_server]}"
      rescue
        p 'ТВОЙ КЛЮЧ ЕЩЁ НЕ НА СЕРВАКЕ, ВВЕДИ РУТОВЫЙ ПАРОЛЬ!'
        # копирование ключа на сервак
        `ssh-copy-id root@#{CONFIG[:conf][:vars][:cap_server]}`
      end

      # плавный запуск ssh-agent'а для комфортного деплоя, и чтобы не заёбывал каждый раз, предусмотрена проверка .)
      if /no identities/ =~ `ssh-add -l`
        `eval 'ssh-agent'`
        `ssh-add`
      end

    end
  end
end

namespace :log do
  desc 'скачивание логов'

  task :dwnld do
    on roles(:all) do
      download! "#{shared_path}/log/production.log", "/Users/nikolajmartynov/Documents/Разработка/Rails/#{CONFIG[:conf][:vars][:cap_application]}/log/production.log"
    end
  end

end

namespace :feed do
  desc 'заливка тестового xml'
  task :upload do
    on roles(:all) do
      upload! 'public/feed.xml', "#{shared_path}/public"
    end
  end
end

namespace :db do
  desc 'db fuck!'
  task :fuck do
    on roles(:all) do
      within release_path do
        with rails_env: fetch(:rails_env) do
          execute :rake, 'db:fuck'
        end
      end
    end
  end
end

namespace :database do

  task :create do
    on roles(:all) do
      within release_path do
        with rails_env: fetch(:rails_env) do
          execute :rake, 'db:create'
        end
      end
    end
  end

end

namespace :dump do
  desc 'загрузить дамп'
  task :upload do
    on roles(:all) do
      upload! 'dump.sql', "#{release_path}"
    end
  end
end

namespace :deploy do

  task :seed do
    on roles(:all) do
      within release_path do
        with rails_env: fetch(:rails_env) do
          execute :rake, 'db:seed'
        end
      end
    end
  end

  task :mk_dirs do
    on roles(:all) do

      execute "mkdir -p #{shared_path} #{shared_path}/config #{shared_path}/pids #{shared_path}/sockets #{shared_path}/log"

    end

  end

  task :setup do
    on roles(:all) do

      # invoke 'deploy:mk_dirs'

    end

  end

  task :prepare do

    invoke 'deploy:mk_dirs'
    execute :rake, 'cap:conf_update'
    invoke 'conf:copy'
    invoke 'conf:reload'

  end

  before 'deploy:assets:precompile', 'database:create'

  after 'deploy:setup', 'install:prepare'
  after 'deploy:setup', 'install:apt'
  after 'deploy:setup', 'install:commands'
  after 'deploy:setup', 'install:gems'
  after 'deploy:setup', 'deploy:prepare'
  after 'deploy:setup', 'conf:test'

  after :deploy, 'robots_etc:install'
  after :deploy, 'deploy:seed'
  after :deploy, 'app:reload'
  # after :deploy, 'sitemap:refresh'

end

namespace :app do
  desc 'Start server'
  task :start do
    on roles(:all) do
      execute "systemctl start #{fetch :application}.target"
    end
  end

  desc 'Stop server'
  task :stop do
    on roles(:all) do
      execute "systemctl stop #{fetch :application}.target"
    end
  end


  desc 'Server status'
  task :status do
    on roles(:all) do
      execute "systemctl status #{fetch :application}.target"
      execute 'systemctl status nginx'
    end
  end

  desc 'Server reload'
  task :reload do
    on roles(:all) do
      execute 'systemctl daemon-reload'
      invoke 'app:stop'
      invoke 'app:start'
    end
  end
end

def err path
  p '===S=====T========P==============='
  p '=====h=i====H=a=p===E============='
  p '======================N=S=!======='
  p "#{path} NOT FOUND"
  p '=================================='
  p '=================================='
  p '=================================='
end