Migrate database and restart application server on capistrano deploym…

…ent again.

config/deploy.rb

@@ -18,18 +18,3 @@
 set :linked_dirs, %w[bin log tmp/pids tmp/cache tmp/sockets vendor/bundle public/system]
 
 set :keep_releases, 5
-
-
-namespace :deploy do
-
-  desc 'Restart application'
-  task :restart do
-    on roles :app, in: :sequence, wait: 5 do
-      execute :touch, release_path.join('tmp/restart.txt')
-    end
-  end
-
-  after 'deploy:publishing', 'deploy:restart'
-  after :finishing, 'deploy:cleanup'
-
-end

config/deploy/production.rb

@@ -1,2 +1,2 @@
 set :stage, :production
-server fetch(:hostname), roles: [:web, :app], user: ENV['USER']
+server fetch(:hostname), roles: [:web, :app, :db], user: ENV['USER']

lib/capistrano/tasks/deploy.rake

@@ -0,0 +1,13 @@
+namespace :deploy do
+
+  desc 'Restart application'
+  task :restart do
+    on roles :app, in: :sequence, wait: 5 do
+      execute :touch, release_path.join('tmp/restart.txt')
+    end
+  end
+
+  after 'deploy:publishing', 'deploy:restart'
+  after :finishing, 'deploy:cleanup'
+
+end