Merge pull request #3859 from consul/reboot

Restart the application on every reboot

Capfile

@@ -13,7 +13,7 @@ require "whenever/capistrano"
 require "rvm1/capistrano3"
 
 require "capistrano/puma"
-install_plugin Capistrano::Puma
+install_plugin Capistrano::Puma, load_hooks: false
 
 #SCM: Git
 require "capistrano/scm/git"

config/deploy.rb

@@ -45,8 +45,6 @@ set(:config_files, %w[
 set :whenever_roles, -> { :app }
 
 namespace :deploy do
-  Rake::Task["puma:check"].clear_actions
-
   after :updating, "rvm1:install:rvm"
   after :updating, "rvm1:install:ruby"
   after :updating, "install_bundler_gem"
@@ -55,14 +53,13 @@ namespace :deploy do
   after "deploy:migrate", "add_new_settings"
 
   before :publishing, "smtp_ssl_and_delay_jobs_secrets"
+  after  :publishing, "setup_puma"
 
-  after :publishing, "deploy:restart"
+  after :published, "deploy:restart"
-  after :published, "delayed_job:restart"
+  before "deploy:restart", "puma:smart_restart"
-  after :published, "refresh_sitemap"
+  before "deploy:restart", "delayed_job:restart"
 
-  before "deploy:restart", "setup_puma"
+  after :finished, "refresh_sitemap"
-
-  after :finishing, "deploy:cleanup"
 
   desc "Deploys and runs the tasks needed to upgrade to a new release"
   task :upgrade do

config/puma/defaults.rb

@@ -1,10 +1,9 @@
 #!/usr/bin/env puma
 
-rails_root = File.expand_path("../..", __FILE__)
+rails_root = File.expand_path("../../..", __FILE__)
 
 directory rails_root
 rackup "#{rails_root}/config.ru"
-environment "production"
 
 tag ""
 
@@ -13,12 +12,14 @@ state_path "#{rails_root}/tmp/pids/puma.state"
 stdout_redirect "#{rails_root}/log/puma_access.log", "#{rails_root}/log/puma_error.log", true
 
 bind "unix://#{rails_root}/tmp/sockets/puma.sock"
+daemonize
 
 threads 0, 16
 workers 2
 preload_app!
 
 restart_command "bundle exec --keep-file-descriptors puma"
+plugin :tmp_restart
 
 on_restart do
   puts "Refreshing Gemfile"

config/puma/preproduction.rb

@@ -1,5 +1,5 @@
 #!/usr/bin/env puma
 
-_load_from File.expand_path("../../puma.rb", __FILE__)
+_load_from File.expand_path("../defaults.rb", __FILE__)
 
 environment "preproduction"

config/puma/production.rb

@@ -1,5 +1,5 @@
 #!/usr/bin/env puma
 
-_load_from File.expand_path("../../puma.rb", __FILE__)
+_load_from File.expand_path("../defaults.rb", __FILE__)
 
 environment "production"

config/puma/staging.rb

@@ -1,5 +1,5 @@
 #!/usr/bin/env puma
 
-_load_from File.expand_path("../../puma.rb", __FILE__)
+_load_from File.expand_path("../defaults.rb", __FILE__)
 
 environment "staging"

config/schedule.rb

@@ -39,3 +39,9 @@ end
 every 1.day, at: "3:00 am", roles: [:cron] do
   rake "votes:reset_hot_score"
 end
+
+every :reboot do
+  command "cd #{@path} && bundle exec puma -C config/puma/#{@environment}.rb"
+  # Number of workers must be kept in sync with capistrano's delayed_job_workers
+  command "cd #{@path} && RAILS_ENV=#{@environment} bin/delayed_job -n 2 restart"
+end