class ResqueAdmin::DataStore::Workers
Public Class Methods
new(redis)
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# File lib/resque_admin/data_store.rb, line 215 def initialize(redis) @redis = redis end
Public Instance Methods
all_heartbeats()
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# File lib/resque_admin/data_store.rb, line 274 def all_heartbeats @redis.hgetall(HEARTBEAT_KEY) end
get_worker_payload(worker_id)
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return the worker's payload i.e. job
# File lib/resque_admin/data_store.rb, line 231 def get_worker_payload(worker_id) @redis.get("worker:#{worker_id}") end
heartbeat(worker)
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# File lib/resque_admin/data_store.rb, line 265 def heartbeat(worker) heartbeat = @redis.hget(HEARTBEAT_KEY, worker.to_s) heartbeat && Time.parse(heartbeat) end
heartbeat!(worker, time)
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# File lib/resque_admin/data_store.rb, line 270 def heartbeat!(worker, time) @redis.hset(HEARTBEAT_KEY, worker.to_s, time.iso8601) end
register_worker(worker)
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# File lib/resque_admin/data_store.rb, line 239 def register_worker(worker) @redis.pipelined do @redis.sadd(:workers, worker) worker_started(worker) end end
remove_heartbeat(worker)
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# File lib/resque_admin/data_store.rb, line 261 def remove_heartbeat(worker) @redis.hdel(HEARTBEAT_KEY, worker.to_s) end
set_worker_payload(worker, data)
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# File lib/resque_admin/data_store.rb, line 278 def set_worker_payload(worker, data) @redis.set(redis_key_for_worker(worker), data) end
unregister_worker(worker, &block)
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# File lib/resque_admin/data_store.rb, line 250 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)
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# File lib/resque_admin/data_store.rb, line 286 def worker_done_working(worker, &block) @redis.pipelined do @redis.del(redis_key_for_worker(worker)) block.call end end
worker_exists?(worker_id)
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# File lib/resque_admin/data_store.rb, line 235 def worker_exists?(worker_id) @redis.sismember(:workers, worker_id) end
worker_ids()
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# File lib/resque_admin/data_store.rb, line 219 def worker_ids Array(@redis.smembers(:workers)) end
worker_start_time(worker)
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# File lib/resque_admin/data_store.rb, line 282 def worker_start_time(worker) @redis.get(redis_key_for_worker_start_time(worker)) end
worker_started(worker)
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# File lib/resque_admin/data_store.rb, line 246 def worker_started(worker) @redis.set(redis_key_for_worker_start_time(worker), Time.now.to_s) end
workers_map(worker_ids)
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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
# File lib/resque_admin/data_store.rb, line 225 def workers_map(worker_ids) redis_keys = worker_ids.map { |id| "worker:#{id}" } @redis.mapped_mget(*redis_keys) end
Private Instance Methods
redis_key_for_worker(worker)
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# File lib/resque_admin/data_store.rb, line 295 def redis_key_for_worker(worker) "worker:#{worker}" end
redis_key_for_worker_start_time(worker)
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# File lib/resque_admin/data_store.rb, line 299 def redis_key_for_worker_start_time(worker) "#{redis_key_for_worker(worker)}:started" end