Fixes resque#587 - don't share a redis connection between parent and child

Author: jsanders

lib/resque/worker.rb

@@ -140,6 +140,7 @@ def work(interval = 5.0, &block)
             Process.wait(@child)
           else
             procline "Processing #{job.queue} since #{Time.now.to_i}"
+            redis.client.reconnect # Don't share connection with parent
             perform(job, &block)
             exit! unless @cant_fork
           end

test/worker_test.rb

@@ -431,4 +431,10 @@ def self.perform
     assert_equal queue2, Resque::Failure.all(0)['queue']
     assert_equal 1, Resque::Failure.count
   end
+
+  it "reconnects to redis after fork" do
+    original_connection = Resque.redis.client.connection.instance_variable_get("@sock")
+    @worker.work(0)
+    assert_not_equal original_connection, Resque.redis.client.connection.instance_variable_get("@sock")
+  end
 end