guivinicius · March 7, 2014 21:44 · Mar 7, 2014
diff --git a/unicorn.rb b/unicorn.rb
@@ -0,0 +1,56 @@
+# See http://unicorn.bogomips.org/Unicorn/Configurator.html for complete
+# documentation.
+
+worker_processes <%= fetch(:unicorn_workers) %>
+
+listen "/tmp/unicorn.<%= fetch(:application) %>.sock", :backlog => 64
+# listen 8080, :tcp_nopush => true
+
+# combine Ruby 2.0.0dev or REE with "preload_app true" for memory savings
+# http://rubyenterpriseedition.com/faq.html#adapt_apps_for_cow
+preload_app true
+GC.respond_to?(:copy_on_write_friendly=) and
+  GC.copy_on_write_friendly = true
+
+timeout 30
+
+pid "<%= fetch(:unicorn_pid) %>"
+
+check_client_connection false
+
+working_directory "<%= current_path %>"
+
+user 'rails', 'admin'
+
+stderr_path "<%= fetch(:unicorn_log) %>"
+stdout_path "<%= fetch(:unicorn_log) %>"
+
+before_fork do |server, worker|
+
+  if defined?(ActiveRecord::Base)
+    ActiveRecord::Base.connection.disconnect!
+  end
+
+  old_pid = "#{server.config[:pid]}.oldbin"
+  if old_pid != server.pid
+    begin
+      sig = (worker.nr + 1) >= server.worker_processes ? :QUIT : :TTOU
+      Process.kill(sig, File.read(old_pid).to_i)
+    rescue Errno::ENOENT, Errno::ESRCH
+    end
+  end
+
+  sleep 1
+end
+
+after_fork do |server, worker|
+  if defined?(ActiveRecord::Base)
+    ActiveRecord::Base.establish_connection
+  end
+  child_pid = server.config[:pid].sub(".pid", ".#{worker.nr}.pid")
+  system("echo #{Process.pid} > #{child_pid}")
+
+  Sidekiq.configure_client do |config|
+    config.redis = { :size => 1 }
+  end
+end
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