My capistrano - sidekiq - puma - ubuntu setup

Capfile

# frozen_string_literal: true

require 'capistrano/setup'
require 'capistrano/deploy'
require 'capistrano/scm/git'
require 'capistrano/rvm'
require 'capistrano/bundler'

install_plugin Capistrano::SCM::Git
require 'capistrano/rails/console'
require 'capistrano/rails/logs'
require 'rollbar/capistrano3'

deploy-production.rb

# frozen_string_literal: true
ask :branch, proc { `git rev-parse --abbrev-ref HEAD`.chomp }.call
set :deploy_to, "/path/app"
# set :rvm_bin_path, "/usr/share/rvm/bin/rvm"

set :rvm_type, :user                     # Defaults to: :auto
set :rvm_ruby_version, 'xxx'      # Defaults to: 'default'
set :rvm_custom_path, "/usr/share/rvm"

server 'remote-machine-ip',
  user:        'ubuntu',
  roles:       %w(web app db),
  ssh_options: {
    user:          'ubuntu', # overrides user setting above
    keys:          %w(~/.ssh/id_rsa),
    auth_methods:  %w(publickey)
  }

deploy.rb

# frozen_string_literal: true

set :application, 'xxx'
set :rvm_ruby_string, 'xxx'
set :repo_url, '[email protected]:xxx/xxx.git'
set :linked_files, fetch(:linked_files, []).push('config/database.yml')
set :rollbar_token, 'xxx'
set :rollbar_env, Proc.new { fetch :stage }
set :rollbar_role, Proc.new { :app }

namespace :deploy do
  desc 'Restart application'
  task :restart do
    on roles(:app), in: :sequence, wait: 5 do
      execute "sudo service puma restart"
      execute "sudo service sidekiq restart"
    end
  end

  after :publishing, :restart
end

Gemfile

gem 'capistrano', '~> 3.6'
  gem "capistrano-rails", "~> 1.4"
  gem 'capistrano-bundler', '~> 1.5'
  gem 'capistrano-rvm'
  gem 'capistrano-rails-logs-tail'
  gem 'capistrano-rails-console', require: false

nginx.conf

upstream my_app {
  server unix:///home/ubuntu/production/xxx/current/puma.sock;
}
server {
  listen 80;
  server_name 52.20.11.237; # change to your live domain
  root /home/ubuntu/production/xxx/current/public;
  location / {
    proxy_pass http://my_app; # this should match the name of upstream directive
    proxy_set_header Host $host;
    proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
    access_log /home/ubuntu/production/xxx/current/log/nginx.access.log;

    error_log /home/ubuntu/production/xxx/current/log/nginx.error.log;
  }
  location ~* ^/assets/ {
    # Per RFC2616 - 1 year maximum expiry
    expires 1y;
    add_header Cache-Control public;
    # Some browsers still send conditional GET requests if there's a
    # Last-Modified header or an ETag header even if they haven't
    # reached the expiry date sent in the Expires header.
    add_header Last-Modified "";
    add_header ETag "";
    break;
  }
}

puma-production.rb

rails_env = "production"
environment rails_env

app_dir = "/home/ubuntu/production/xxx/current"

bind  "unix://#{app_dir}/puma.sock"
pidfile "#{app_dir}/puma.pid"
state_path "#{app_dir}/puma.state"
directory "#{app_dir}"

stdout_redirect "#{app_dir}/log/puma.stdout.log", "#{app_dir}/log/puma.stderr.log", true

workers 2
threads 1,2

daemonize true

activate_control_app "unix://#{app_dir}/pumactl.sock"

prune_bundler

puma.service

[Unit]
Description=Puma
After=network.target

[Service]
Type=forking
User=ubuntu

Environment=RAILS_ENV=production
WorkingDirectory=/home/ubuntu/production/xxx/current
ExecStart=/home/ubuntu/.rvm/wrappers/ruby-2.3.0/puma -C /home/ubuntu/production/xxx/current/config/puma/production.rb
ExecStop=/home/ubuntu/.rvm/wrappers/ruby-2.3.0/pumactl -F /home/ubuntu/production/xxx/current/config/puma/production.rb stop
ExecReload=/home/ubuntu/.rvm/wrappers/ruby-2.3.0/pumactl -F /home/ubuntu/production/xxx/current/config/puma/production.rb phased-restart
PIDFile=/home/ubuntu/production/xxx/current/puma.pid
#TimeoutSec=15
Restart=no
#KillMode=process

[Install]
WantedBy=multi-user.target

sidekiq.service

[Unit]
Description=sidekiq
After=syslog.target network.target

[Service]
Type=simple
User=ubuntu
Group=ubuntu
UMask=0002
WorkingDirectory=/home/ubuntu/production/xxx/current
ExecStart=/home/ubuntu/.rvm/gems/ruby-2.3.0/wrappers/bundle exec sidekiq -C /home/ubuntu/production/xxx/current/config/sidekiq.yml -e production
Environment=MALLOC_ARENA_MAX=2

# if we crash, restart
RestartSec=1
Restart=on-failure

StandardOutput=syslog
StandardError=syslog

# This will default to "bundler" if we don't specify it
SyslogIdentifier=sidekiq

[Install]
WantedBy=multi-user.target

sidekiq.yml

:sidekiq_pid: 'sidekiq.pid'
:sidekiq_log: "log/sidekiq.log"
:concurrency: 5
:queues:
  - default