Деплой: Nginx, Puma и Mina

require 'mina/bundler'
require 'mina/rails'
require 'mina/git'
require 'mina/rbenv'

lock '3.2.1'

set :user, 'admin'
set :domain, '100.100.100.100'
set :identity_file, "#{ENV['HOME']}/.ssh/google"
set :deploy_to, '/var/www/admin_app'
set :app_path, lambda { "#{deploy_to}/#{current_path}" }
set :repository, 'https://admin:admin@github.com/Admin_app.git'
set :branch, 'master'
set :forward_agent, true


set :rbenv_path, '/home/admin/.rbenv/'
set :shared_paths, ['config/database.yml', 'log']

task :environment do
   invoke :'rbenv:load'
end

task :setup => :environment do
  queue! %[mkdir -p "#{deploy_to}/#{shared_path}/log"]
  queue! %[chmod g+rx,u+rwx "#{deploy_to}/#{shared_path}/log"]

  queue! %[mkdir -p "#{deploy_to}/#{shared_path}/config"]
  queue! %[chmod g+rx,u+rwx "#{deploy_to}/#{shared_path}/config"]

  queue! %[touch "#{deploy_to}/#{shared_path}/config/database.yml"]
  queue  %[echo "-----> Be sure to edit '#{deploy_to}/#{shared_path}/config/database.yml'."]
end

desc "Deploys the current version to the server."
task :deploy => :environment do
  to :before_hook do
    # Put things to run locally before ssh
  end
  deploy do
    invoke :'git:clone'
    invoke :'server:stop_server'
    invoke :'deploy:link_shared_paths'
    invoke :'bundle:install'
    invoke :'rails:db_migrate'
    invoke :'rails:assets_precompile'
    invoke :'deploy:cleanup'

    to :launch do
      queue "mkdir -p #{deploy_to}/#{current_path}/tmp/"
      queue "touch #{deploy_to}/#{current_path}/tmp/restart.txt"
      invoke :'server:start_server'
    end
  end
end

namespace :server do
  desc 'Stop server'
  task :stop_server do
    queue 'echo "-----> Stop Server"'
    queue 'kill -9 $(lsof -i :3000 -t) || true'
    queue '[ -f /var/www/admin/admin_app.pid ] && rm /var/www/admin/admin_app.pid || echo "File admin_app.pid not exist"'
  end

  desc 'Start server'
  task :start_server do
    queue 'echo "-----> Start Server"'
    queue! 'rails s -b 0.0.0.0 -e production -P /var/www/admin/admin_app.pid -d &'
  end
end

desc 'Start resque-workers'
   task :start_workers do
    queue 'echo "-----> Start resque-workers"'
    queue "cd #{app_path} && RAILS_ENV=#{stage} && touch resque.pid"
    queue "cd #{app_path} &&  bundle exec rake resque:work QUEUE=contacts_adder BACKGROUND=yes TERM_CHILD=1"
    queue "cd #{app_path} &&  bundle exec rake resque:work QUEUE=photo_downloader BACKGROUND=yes TERM_CHILD=1"
    # Запуск по задачи по расписанию
    queue 'echo "-----> Start resque-scheduler"'
    queue "cd #{app_path} && rake resque:scheduler BACKGROUND=yes VERBOSE=yes RAILS_ENV=production "
  end

  desc 'Stop resque-workers'
  task :stop_workers do
    queue 'echo "-----> Stop resque-workers"'
    queue 'kill -9 `ps aux | grep [r]esque | grep -v grep | cut -c 10-16` || true'
  end

#!/usr/bin/env puma
environment ENV['RAILS_ENV'] || 'production'
pidfile "/var/www/admin/current/shared/tmp/pids/puma.pid"
stdout_redirect "/var/www/admin/current/shared/tmp/log/stdout", "/var/www/admin/current/shared/tmp/log/stderr"
threads 2, 16
workers 2
bind "unix:///var/www/admin/current/shared/tmp/sockets/puma.sock"
daemonize true

#! /bin/sh
PUMA_CONFIG_FILE=/var/www/admin/current/config/puma.rb
PUMA_PID_FILE=/var/www/admin/current/shared/tmp/pids/puma.pid
PUMA_SOCKET=/var/www/admin/current/shared/tmp/sockets/puma.sock

# check if puma process is running
puma_is_running() {
  if [ -e $PUMA_SOCKET ] ; then
    if [ -r $PUMA_PID_FILE ] ; then
       if ps -p `cat $PUMA_PID_FILE` > /dev/null; then
        return 0
      else
        echo "No puma process found"
      fi
    else
      echo "No puma pid file found"
    fi
  else
    echo "No puma socket found"
  fi

  return 1
}

case "$1" in
  start)
    echo "Starting puma..."
      if [ -e $PUMA_SOCKET  ] ; then # if socket exists
        rm -f $PUMA_SOCKET
        echo "removed $PUMA_SOCKET"
      fi
      if [ -e $PUMA_CONFIG_FILE ] ; then
        echo "config"
        bundle exec puma -C $PUMA_CONFIG_FILE
      else
        echo "socket"
        bundle exec puma --daemon --bind unix://$PUMA_SOCKET --pidfile $PUMA_PID_FILE
      fi

    echo "done"
    ;;

  stop)
    echo "Stopping puma..."
      kill -s SIGTERM `cat $PUMA_PID_FILE`
      rm -f $PUMA_PID_FILE
      rm -f $PUMA_SOCKET

    echo "done"
    ;;

  restart)
    if puma_is_running ; then
      echo "Hot-restarting puma..."
      kill -s SIGUSR2 `cat $PUMA_PID_FILE`

      echo "Doublechecking the process restart..."
      sleep 5
      if puma_is_running ; then
        echo "done"
        exit 0
      else
        echo "Puma restart failed :/"
        exit 1
      fi
    fi

    echo "Trying cold reboot"
    bin/puma.sh start
    ;;

  *)
    echo "Usage: script/puma.sh {start|stop|restart}" >&2
    ;;
esac

namespace :puma do
  desc 'Start the application'
  task :start do
    queue 'echo "-----> Start Puma"'
    queue "cd #{app_path} && RAILS_ENV=#{stage} && bin/puma.sh start" , :pty => false
  end

  desc 'Stop the application'
  task :stop do
    queue 'echo "-----> Stop Puma"'
    queue "cd #{app_path} && RAILS_ENV=#{stage} && bin/puma.sh stop"
  end

  desc 'Restart the application'
  task :restart do
    queue 'echo "-----> Restart Puma"'
    queue "cd #{app_path} && RAILS_ENV=#{stage} && bin/puma.sh restart"
  end
end

upstream my_app {
          server unix:///var/www/admin/current/shared/tmp/sockets/puma.sock;
        }
server {
    listen 80;
    server_name 100.100.100.100; # change to match your URL
    root /var/www/admin/current/public;

    location / {
        root /var/www/admin/current/public;
        try_files $uri @app;
        gzip_static on;
        expires max;
        proxy_read_timeout 150;
        add_header Cache-Control public;
    }

    location @app {
     proxy_pass        http://my_app;
     proxy_set_header  X-Real-IP  $remote_addr;
     proxy_set_header  X-Forwarded-For $proxy_add_x_forwarded_for;
     proxy_set_header  X-Forwarded-Proto http;
     proxy_set_header  Host $http_host;
     proxy_redirect    off;
     proxy_next_upstream error timeout invalid_header http_502;
    }