deploy.rb in mina-ext-0.1.0

- old
+ new
@@ -1,124 +1,249 @@
\ No newline at end of file
+def origin_branches
+  `git branch -a`.
+    split("\n").
+    reject{|line| line =~ /HEAD/}.
+    reject{|line| line =~ /master/}.
+    select{|line| line =~ /remotes\/origin\//}.
+    map{|line| line.sub(/.*remotes\/origin\//, '')}
+end
+
+def instance_deploy_tasks(prefix, instance, &block)
+  namespace instance do
+    namespace :deploy do
+      origin_branches.each do |branch|
+        desc "Deploy '#{prefix}_#{instance}' from branch '#{branch}'"
+        task branch do
+          set :revision, branch
+          set :deploy_to, "/opt/www/#{prefix}_#{instance}"
+          set :instance, instance
+          set :prefix, prefix
+          deploy do
+            block.call(prefix, instance)
+          end
+          invoke 'deploy:cleanup'
+        end
+      end
+    end
+
+    desc "Deploy '#{prefix}_#{instance}' from master"
+    task :deploy do
+      set :revision, 'master'
+      set :deploy_to, "/opt/www/#{prefix}_#{instance}"
+      set :instance, instance
+      set :prefix, prefix
+      deploy do
+        block.call(prefix, instance)
+      end
+      invoke 'deploy:cleanup'
+    end
+  end
+end
+
+def instance_setup_task(prefix, instance)
+  namespace instance do
+    desc "Setup '#{prefix}_#{instance}'"
+    task :setup do
+      set :revision, 'master'
+      set :deploy_to, "/opt/www/#{prefix}_#{instance}"
+      set :instance, instance
+      set :prefix, prefix
+      invoke :setup
+    end
+  end
+end
+
+def instance_manage_tasks(prefix, instance)
+  namespace instance do
+    desc "Start '#{prefix}_#{instance}'"
+    task :start do
+      set :deploy_to, "/opt/www/#{prefix}_#{instance}"
+      set :instance, instance
+      set :prefix, prefix
+      invoke :__start
+    end
+
+    desc "Restart '#{prefix}_#{instance}'"
+    task :restart do
+      set :deploy_to, "/opt/www/#{prefix}_#{instance}"
+      set :instance, instance
+      set :prefix, prefix
+      invoke :__stop
+      queue 'sleep 10'
+      invoke :__start
+    end
+
+    desc "Stop '#{prefix}_#{instance}'"
+    task :stop do
+      set :deploy_to, "/opt/www/#{prefix}_#{instance}"
+      set :instance, instance
+      set :prefix, prefix
+      invoke :__stop
+    end
+
+    desc "Tail Log '#{prefix}_#{instance}'"
+    task :log do
+      set :deploy_to, "/opt/www/#{prefix}_#{instance}"
+      set :instance, instance
+      set :prefix, prefix
+      invoke :__log
+    end
+  end
+end
+
+task :__git_clone do
+  queue %{
+    echo "-----> Cloning the Git repository"
+    #{echo_cmd %[git clone "#{repository!}" .]}
+  }
+
+  if revision != 'master'
+    queue %{
+      echo "-----> Using revision #{revision}" &&
+      #{echo_cmd %[git checkout "#{revision}"]}
+    }
+  end
+end
+
+task :__start do
+  queue %{
+    cd #{deploy_to}/current && bundle exec unicorn_rails -c /opt/unicorn-conf/#{prefix}_#{instance}.rb -E production -D &&
+    echo "-----> #{instance} Started"
+  }
+end
+
+task :__stop do
+  queue %{
+    kill -QUIT `cat /opt/unicorn-pids/#{prefix}_#{instance}.pid`; true
+    echo "----->  #{instance} Stopped"
+  }
+end
+
+task :__log do
+  queue %{
+    cd #{deploy_to}/current && tail -400 log/production.log
+  }
+end