Adding unicorn to see what happens.

Author: danavery

Diff for: Gemfile

@@ -49,6 +49,7 @@ gem 'activerecord-postgis-adapter'
 gem 'rgeo'
 gem 'rgeo-geojson'
 gem 'oj'
+gem 'unicorn'
 
 group :development, :development_aws, :production, :test do
   gem 'rack-cors', :require => 'rack/cors'

Diff for: Gemfile.lock

@@ -48,6 +48,7 @@ GEM
       railties (>= 3.0, < 5.0)
       thor (>= 0.14, < 2.0)
     json (1.8.0)
+    kgio (2.8.0)
     mail (2.5.4)
       mime-types (~> 1.16)
       treetop (~> 1.4.8)
@@ -80,6 +81,7 @@ GEM
       activesupport (= 4.0.0)
       rake (>= 0.8.7)
       thor (>= 0.18.1, < 2.0)
+    raindrops (0.12.0)
     rake (10.1.0)
     rdoc (3.12.2)
       json (~> 1.4)
@@ -120,6 +122,10 @@ GEM
     uglifier (2.2.1)
       execjs (>= 0.3.0)
       multi_json (~> 1.0, >= 1.0.2)
+    unicorn (4.6.3)
+      kgio (~> 2.6)
+      rack
+      raindrops (~> 0.7)
 
 PLATFORMS
   ruby
@@ -140,3 +146,4 @@ DEPENDENCIES
   sdoc
   turbolinks
   uglifier (>= 1.3.0)
+  unicorn

Diff for: Procfile

@@ -0,0 +1 @@
+web: bundle exec unicorn -p $PORT -c ./config/unicorn.rb

Diff for: config/unicorn.rb

@@ -0,0 +1,26 @@
+# config/unicorn.rb
+
+worker_processes Integer(ENV['WEB_CONCURRENCY'] || 3)
+timeout Integer(ENV['WEB_TIMEOUT'] || 15)
+preload_app true
+
+before_fork do |server, worker|
+
+  Signal.trap 'TERM' do
+    puts 'Unicorn master intercepting TERM and sending myself QUIT instead'
+    Process.kill 'QUIT', Process.pid
+  end
+
+  defined?(ActiveRecord::Base) and
+    ActiveRecord::Base.connection.disconnect!
+end  
+
+after_fork do |server, worker|
+
+  Signal.trap 'TERM' do
+    puts 'Unicorn worker intercepting TERM and doing nothing. Wait for master to sent QUIT'
+  end
+
+  defined?(ActiveRecord::Base) and
+    ActiveRecord::Base.establish_connection
+end