Use simple deployment strategy

Gemfile

@@ -23,6 +23,7 @@ gem "truncate_html"
 
 group :development do
   gem "capistrano"
+  gem "capistrano-unicorn"
 end
 
 group :test do

Gemfile.lock

@@ -76,6 +76,8 @@ GEM
       net-sftp (>= 2.0.0)
       net-ssh (>= 2.0.14)
       net-ssh-gateway (>= 1.1.0)
+    capistrano-unicorn (0.1.5)
+      capistrano
     capybara (1.1.2)
       mime-types (>= 1.16)
       nokogiri (>= 1.3.3)
@@ -184,6 +186,7 @@ DEPENDENCIES
   ansi
   authlogic
   capistrano
+  capistrano-unicorn
   capybara
   database_cleaner
   erubis

config/deploy.rb

@@ -1,5 +1,7 @@
 load "config/db"
 load "local/config/deploy.rb" if File.exists?("local/config/deploy.rb")
+require 'bundler/capistrano'
+require "capistrano-unicorn"
 
 set :scm, "git"
 set :repository, "git://github.com/scottwillson/racing_on_rails.git"
@@ -9,7 +11,7 @@
 set :deploy_via, :remote_cache
 set :keep_releases, 5
 
-set :deploy_to, "/usr/local/www/rails/#{application}"
+set :deploy_to, "/var/www/rails/#{application}"
 
 set :user, "app"
 set :use_sudo, false
@@ -41,22 +43,6 @@
       run("if [ -e \"#{previous_release}/public/#{cached_path}\" ]; then cp -pr #{previous_release}/public/#{cached_path} #{release_path}/public/#{cached_path}; fi") rescue nil
     end
   end
-
-  task :start, :roles => :app do
-    run "/usr/local/etc/rc.d/unicorn start #{application}"
-  end
-
-  task :stop, :roles => :app do
-    run "/usr/local/etc/rc.d/unicorn stop #{application}"
-  end
-
-  task :restart, :roles => :app do
-    run "/usr/local/etc/rc.d/unicorn reload #{application}"
-  end
-
-  task :status, :roles => :app do
-    run "/usr/local/etc/rc.d/unicorn status #{application}"
-  end
 
   namespace :web do
     desc "Present a maintenance page to visitors"

config/new_server.rb

@@ -0,0 +1,11 @@
+load "deploy"
+load "config/deploy"
+require "capistrano-unicorn"
+
+roles.clear
+role :app, "bushtit.obra.org"
+role :db, "bushtit.obra.org", :primary => true
+set :user, "app"
+
+set :rails_env, "production"
+set :deploy_to, "/var/www/rails/#{application}"

config/unicorn/production.rb

@@ -0,0 +1,32 @@
+rails_env = ENV['::Rails.env'] || 'production'
+
+worker_processes 4
+preload_app true
+timeout 180
+
+user 'app', 'app'
+
+app_path = File.expand_path(File.dirname(__FILE__) + "/../../../current")
+working_directory app_path
+listen "#{app_path}/tmp/sockets/unicorn.sock", :backlog => 64
+stderr_path "log/unicorn.stderr.log"
+stdout_path "log/unicorn.stdout.log"
+
+pid "#{app_path}/tmp/pids/unicorn.pid"
+
+before_fork do |server, worker|
+  ActiveRecord::Base.connection.disconnect!
+
+  old_pid = "#{server.config[:pid]}.oldbin"
+  if File.exists?(old_pid) && server.pid != old_pid
+    begin
+      Process.kill("QUIT", File.read(old_pid).to_i)
+    rescue Errno::ENOENT, Errno::ESRCH
+      # someone else did our job for us
+    end
+  end
+end
+
+after_fork do |server, worker|
+  ActiveRecord::Base.establish_connection
+end