Use gitlab resque fork. Added rake task to stop all workers

Gemfile

@@ -77,7 +77,7 @@ gem "acts-as-taggable-on", "2.3.3"
 gem "draper", "~> 0.18.0"
 # Background jobs
-gem "resque", git: "https://github.com/defunkt/resque.git", ref: "9ef4700306dd946a3ac000612428967ce0c32213"
+gem "resque", git: "https://github.com/gitlabhq/resque.git", ref: "9ef4700306dd946a3ac000612428967ce0c32213"
 gem 'resque_mailer'
 # HTTP requests

Gemfile.lock

@@ -13,17 +13,6 @@ GIT
       activerecord (>= 2.3.0)
       rake (>= 0.8.7)
-GIT
-  remote: https://github.com/defunkt/resque.git
-  revision: 9ef4700306dd946a3ac000612428967ce0c32213
-  ref: 9ef4700306dd946a3ac000612428967ce0c32213
-  specs:
-    resque (2.0.0.pre.1)
-      json
-      redis-namespace (~> 1.0)
-      sinatra (>= 0.9.2)
-      vegas (~> 0.1.2)
-
 GIT
   remote: https://github.com/gitlabhq/grack.git
   revision: ba46f3b0845c6a09d488ae6abdce6ede37e227e8
@@ -70,6 +59,17 @@ GIT
       posix-spawn (~> 0.3.6)
       yajl-ruby (~> 1.1.0)
+GIT
+  remote: https://github.com/gitlabhq/resque.git
+  revision: 9ef4700306dd946a3ac000612428967ce0c32213
+  ref: 9ef4700306dd946a3ac000612428967ce0c32213
+  specs:
+    resque (2.0.0.pre.1)
+      json
+      redis-namespace (~> 1.0)
+      sinatra (>= 0.9.2)
+      vegas (~> 0.1.2)
+
 GIT
   remote: https://github.com/gitlabhq/yaml_db.git
   revision: 98e9a5dca43e3fedd3268c76a73af40d1bdf1dfd

lib/tasks/resque.rake

 require 'resque/tasks'
-task "resque:setup" => :environment do
-  Resque.before_fork = Proc.new { ActiveRecord::Base.establish_connection }
+namespace :resque do
+  task setup: :environment do
+    Resque.before_fork = Proc.new { ActiveRecord::Base.establish_connection }
+  end
+
+  desc "Resque | kill all workers (using -QUIT), god will take care of them"
+  task :stop_workers => :environment do
+    pids = Array.new
+
+    Resque.workers.each do |worker|
+      pids << worker.to_s.split(/:/).second
+    end
+
+    if pids.size > 0
+      system("kill -QUIT #{pids.join(' ')}")
+    end
+  end
 end
 desc "Alias for resque:work (To run workers on Heroku)"