Class: Funktor::IncomingJobHandler

Inherits:
Object
  • Object
show all
Defined in:
lib/funktor/incoming_job_handler.rb

Instance Method Summary collapse

Constructor Details

#initialize ⇒ IncomingJobHandler

Returns a new instance of IncomingJobHandler.



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# File 'lib/funktor/incoming_job_handler.rb', line 8

def initialize
  @tracker = Funktor::ActivityTracker.new
end

Instance Method Details

#call(event:, context:) ⇒ Object 



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# File 'lib/funktor/incoming_job_handler.rb', line 12

def call(event:, context:)
  event = Funktor::Aws::Sqs::Event.new(event)
  Funktor.logger.debug "event.jobs.count = #{event.jobs.count}"
  event.jobs.each do |job|
    dispatch(job)
  end
end

#delayed_job_table ⇒ Object 



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# File 'lib/funktor/incoming_job_handler.rb', line 68

def delayed_job_table
  ENV['FUNKTOR_JOBS_TABLE']
end

#dispatch(job) ⇒ Object 



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# File 'lib/funktor/incoming_job_handler.rb', line 28

def dispatch(job)
  Funktor.incoming_job_handler_middleware.invoke(job) do
    # TODO : This number should be configurable via ENV var
    if job.delay < 60 # for now we're testing with just one minute * 5 # 5 minutes
      Funktor.logger.debug "pushing to work queue for delay = #{job.delay}"
      if Funktor.enable_work_queue_visibility
        # We push to the jobs table first becauase the work queue handler will expect to be able
        # to update the stats of a record that's already in the table.
        # TODO : For time sensitive jobs this is probably less than optimal. Can we update the
        # work queue handler to be ok with a job that's not yet in the table?
        push_to_jobs_table(job, "queued")
      end
      push_to_work_queue(job)
      if job.is_retry?
        @tracker.track(:retryActivated, job)
      else
        @tracker.track(:queued, job)
      end
    else
      Funktor.logger.debug "pushing to jobs table for delay = #{job.delay}"
      push_to_jobs_table(job, nil)
      if job.is_retry?
        # do nothing for tracking
      else
        @tracker.track(:scheduled, job)
      end
    end
    @tracker.track(:incoming, job)
  end
end

#dynamodb_client ⇒ Object 



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# File 'lib/funktor/incoming_job_handler.rb', line 24

def dynamodb_client
  Funktor.dynamodb_client
end

#push_to_jobs_table(job, category = nil) ⇒ Object 



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# File 'lib/funktor/incoming_job_handler.rb', line 72

def push_to_jobs_table(job, category = nil)
  resp = dynamodb_client.put_item({
    item: {
      payload: job.to_json,
      jobId: job.job_id,
      performAt: job.perform_at.iso8601,
      jobShard: job.shard,
      queueable: category.present? ? "false" : "true",
      category: category || (job.is_retry? ? "retry" : "scheduled")
    },
    table_name: delayed_job_table
  })
end

#push_to_work_queue(job) ⇒ Object 



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# File 'lib/funktor/incoming_job_handler.rb', line 59

def push_to_work_queue(job)
  Funktor.logger.debug "job = #{job.to_json}"
  sqs_client.send_message({
    queue_url: job.work_queue_url,
    message_body: job.to_json,
    delay_seconds: job.delay
  })
end

#sqs_client ⇒ Object 



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# File 'lib/funktor/incoming_job_handler.rb', line 20

def sqs_client
  Funktor.sqs_client
end