Class: Resque::DataStore::Workers
- Inherits:
-
Object
- Object
- Resque::DataStore::Workers
- Defined in:
- lib/resque/data_store.rb
Instance Method Summary collapse
- #acquire_pruning_dead_worker_lock(worker, expiry) ⇒ Object
- #all_heartbeats ⇒ Object
-
#get_worker_payload(worker_id) ⇒ Object
return the worker’s payload i.e.
- #heartbeat(worker) ⇒ Object
- #heartbeat!(worker, time) ⇒ Object
-
#initialize(redis) ⇒ Workers
constructor
A new instance of Workers.
- #register_worker(worker) ⇒ Object
- #remove_heartbeat(worker) ⇒ Object
- #set_worker_payload(worker, data) ⇒ Object
- #unregister_worker(worker, &block) ⇒ Object
- #worker_done_working(worker, &block) ⇒ Object
- #worker_exists?(worker_id) ⇒ Boolean
- #worker_ids ⇒ Object
- #worker_start_time(worker) ⇒ Object
- #worker_started(worker) ⇒ Object
-
#workers_map(worker_ids) ⇒ Object
Given a list of worker ids, returns a map of those ids to the worker’s value in redis, even if that value maps to nil.
Constructor Details
#initialize(redis) ⇒ Workers
Returns a new instance of Workers.
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# File 'lib/resque/data_store.rb', line 214 def initialize(redis) @redis = redis end |
Instance Method Details
#acquire_pruning_dead_worker_lock(worker, expiry) ⇒ Object
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# File 'lib/resque/data_store.rb', line 277 def acquire_pruning_dead_worker_lock(worker, expiry) @redis.set(redis_key_for_worker_pruning, worker.to_s, :ex => expiry, :nx => true) end |
#all_heartbeats ⇒ Object
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# File 'lib/resque/data_store.rb', line 273 def all_heartbeats @redis.hgetall(HEARTBEAT_KEY) end |
#get_worker_payload(worker_id) ⇒ Object
return the worker’s payload i.e. job
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# File 'lib/resque/data_store.rb', line 230 def get_worker_payload(worker_id) @redis.get("worker:#{worker_id}") end |
#heartbeat(worker) ⇒ Object
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# File 'lib/resque/data_store.rb', line 264 def heartbeat(worker) heartbeat = @redis.hget(HEARTBEAT_KEY, worker.to_s) heartbeat && Time.parse(heartbeat) end |
#heartbeat!(worker, time) ⇒ Object
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# File 'lib/resque/data_store.rb', line 269 def heartbeat!(worker, time) @redis.hset(HEARTBEAT_KEY, worker.to_s, time.iso8601) end |
#register_worker(worker) ⇒ Object
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# File 'lib/resque/data_store.rb', line 238 def register_worker(worker) @redis.pipelined do @redis.sadd(:workers, worker) worker_started(worker) end end |
#remove_heartbeat(worker) ⇒ Object
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# File 'lib/resque/data_store.rb', line 260 def remove_heartbeat(worker) @redis.hdel(HEARTBEAT_KEY, worker.to_s) end |
#set_worker_payload(worker, data) ⇒ Object
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# File 'lib/resque/data_store.rb', line 281 def set_worker_payload(worker, data) @redis.set(redis_key_for_worker(worker), data) end |
#unregister_worker(worker, &block) ⇒ Object
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# File 'lib/resque/data_store.rb', line 249 def unregister_worker(worker, &block) @redis.pipelined do @redis.srem(:workers, worker) @redis.del(redis_key_for_worker(worker)) @redis.del(redis_key_for_worker_start_time(worker)) @redis.hdel(HEARTBEAT_KEY, worker.to_s) block.call end end |
#worker_done_working(worker, &block) ⇒ Object
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# File 'lib/resque/data_store.rb', line 289 def worker_done_working(worker, &block) @redis.pipelined do @redis.del(redis_key_for_worker(worker)) block.call end end |
#worker_exists?(worker_id) ⇒ Boolean
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# File 'lib/resque/data_store.rb', line 234 def worker_exists?(worker_id) @redis.sismember(:workers, worker_id) end |
#worker_ids ⇒ Object
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# File 'lib/resque/data_store.rb', line 218 def worker_ids Array(@redis.smembers(:workers)) end |
#worker_start_time(worker) ⇒ Object
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# File 'lib/resque/data_store.rb', line 285 def worker_start_time(worker) @redis.get(redis_key_for_worker_start_time(worker)) end |
#worker_started(worker) ⇒ Object
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# File 'lib/resque/data_store.rb', line 245 def worker_started(worker) @redis.set(redis_key_for_worker_start_time(worker), Time.now.to_s) end |
#workers_map(worker_ids) ⇒ Object
Given a list of worker ids, returns a map of those ids to the worker’s value in redis, even if that value maps to nil
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# File 'lib/resque/data_store.rb', line 224 def workers_map(worker_ids) redis_keys = worker_ids.map { |id| "worker:#{id}" } @redis.mapped_mget(*redis_keys) end |