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Editing: neural_maybe_lock.lua
-- Lua script lock ANN for learning -- Uses the following keys -- key1 - prefix for keys -- key2 - current time -- key3 - key expire -- key4 - hostname local locked = redis.call('HGET', KEYS[1], 'lock') local now = tonumber(KEYS[2]) if locked then locked = tonumber(locked) local expire = tonumber(KEYS[3]) if now > locked and (now - locked) < expire then return { tostring(locked), redis.call('HGET', KEYS[1], 'hostname') or 'unknown' } end end redis.call('HSET', KEYS[1], 'lock', tostring(now)) redis.call('HSET', KEYS[1], 'hostname', KEYS[4]) return 1
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