Module: Sidekiq::LockableJob::MultiLockService

Defined in:
lib/sidekiq/lockable_job/multi_lock_service.rb

Defined Under Namespace

Classes: Error

Constant Summary collapse

REDIS_PREFIX_KEY = 
self.to_s.downcase

Class Method Summary collapse

Class Method Details

.handle_locked_by(keys, worker_instance:, job:) ⇒ Object 



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# File 'lib/sidekiq/lockable_job/multi_lock_service.rb', line 21

def self.handle_locked_by(keys, worker_instance:, job:)
  keys = [keys] unless keys.nil? || keys.is_a?(Array)
  keys&.each do |key|
    raise LockedJobError.new("Locked by #{key}") if locked?(key)
  end
  # job is not locked and should be processed
  false
end

.lock(key) ⇒ Object 



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# File 'lib/sidekiq/lockable_job/multi_lock_service.rb', line 9

def self.lock(key)
  redis.incr(redis_key(key))
end

.locked?(key) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/sidekiq/lockable_job/multi_lock_service.rb', line 17

def self.locked?(key)
  (redis.get(redis_key(key))&.to_i || 0) > 0
end

.redis ⇒ Object 



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# File 'lib/sidekiq/lockable_job/multi_lock_service.rb', line 34

def self.redis
  $redis
end

.redis_key(key) ⇒ Object 



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# File 'lib/sidekiq/lockable_job/multi_lock_service.rb', line 30

def self.redis_key(key)
  "#{REDIS_PREFIX_KEY}:#{key}"
end

.unlock(key) ⇒ Object 



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# File 'lib/sidekiq/lockable_job/multi_lock_service.rb', line 13

def self.unlock(key)
  redis.decr(redis_key(key))
end