Module: SwitchmanInstJobs::Delayed::Pool

Defined in:
lib/switchman_inst_jobs/delayed/pool.rb

Instance Method Summary collapse

Instance Method Details

#initialize ⇒ Object 



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# File 'lib/switchman_inst_jobs/delayed/pool.rb', line 6

def initialize(*)
  super

  raise "Cannot run jobs cross-region" unless shards.all?(&:in_current_region?)
end

#shards ⇒ Object 



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# File 'lib/switchman_inst_jobs/delayed/pool.rb', line 39

def shards
  shard_ids = @config[:workers].pluck(:shard).uniq
  shard_ids.map { |shard_id| ::Delayed::Worker.shard(shard_id) }
end

#unlock_orphaned_jobs(worker = nil, pid = nil) ⇒ Object 



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# File 'lib/switchman_inst_jobs/delayed/pool.rb', line 12

def unlock_orphaned_jobs(worker = nil, pid = nil)
  if worker
    # this is just a failsafe; it shouldn't be possible
    return unless worker.shard.in_current_region?

    shards = [worker.shard]
  else
    # Since we're not unlocking for a specific worker, look through
    # the config for all shards this pool has workers for, and unlock
    # on each shard found.
    #
    # If this host used to have workers for shard X, and then it died
    # ungracefully at the same time that all workers for shard X were
    # removed, we won't properly unlock those jobs here. That's an
    # acceptable edge case though.
    #
    # We purposely don't .compact to remove nils here, since if any
    # workers are on the default jobs shard we want to unlock against
    # that shard too.

    shards = self.shards.select(&:in_current_region?)
  end
  ::Switchman::Shard.with_each_shard(shards, [::Delayed::Backend::ActiveRecord::AbstractJob]) do
    super
  end
end