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Added enqueue_with_response #12

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Added enqueue_with_response #12

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afaf16c
Added method enqueue_with_response that uses a temporary response tub…
Aug 14, 2012
8f7775a
realized it's not testable with single thread
kke Aug 14, 2012
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20 changes: 18 additions & 2 deletions lib/stalker.rb
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Original file line number Diff line number Diff line change
Expand Up @@ -21,6 +21,16 @@ def enqueue(job, args={}, opts={})
failed_connection(e)
end

def enqueue_with_response(job, args={}, opts={})
job_id = enqueue(job, {:beanstalk_respond_to => beanstalk_url}.merge(args), opts)
response_queue = "response.#{job}.#{job_id}"
beanstalk.watch response_queue
response = beanstalk.reserve(opts[:timeout])
beanstalk.ignore response_queue
response.delete
JSON.parse(response.body).last
end

def job(j, &block)
@@handlers ||= {}
@@handlers[j] = block
Expand Down Expand Up @@ -69,6 +79,7 @@ class JobTimeout < RuntimeError; end
def work_one_job
job = beanstalk.reserve
name, args = JSON.parse job.body
beanstalk_respond_to = args.delete('beanstalk_respond_to')
log_job_begin(name, args)
handler = @@handlers[name]
raise(NoSuchJob, name) unless handler
Expand All @@ -80,12 +91,17 @@ def work_one_job
block.call(name)
end
end
handler.call(args)
response = handler.call(args)
unless beanstalk_respond_to.nil?
response_queue = "response.#{name}.#{job.id}"
beanstalk.use response_queue
beanstalk.put [name, response].to_json
beanstalk.ignore response_queue
end
end
rescue Timeout::Error
raise JobTimeout, "#{name} hit #{job.ttr-1}s timeout"
end

job.delete
log_job_end(name)
rescue Beanstalk::NotConnected => e
Expand Down