45 lines
1.1 KiB
JavaScript
45 lines
1.1 KiB
JavaScript
const content = `--[[
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Pauses or resumes a queue globably.
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Input:
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KEYS[1] 'wait' or 'paused''
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KEYS[2] 'paused' or 'wait'
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KEYS[3] 'meta'
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KEYS[4] 'prioritized'
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KEYS[5] events stream key
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ARGV[1] 'paused' or 'resumed'
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Event:
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publish paused or resumed event.
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]]
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local rcall = redis.call
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-- Includes
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--[[
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Function priority marker to wait if needed
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in order to wake up our workers and to respect priority
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order as much as possible
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]]
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local function addPriorityMarkerIfNeeded(waitKey)
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local waitLen = rcall("LLEN", waitKey)
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if waitLen == 0 then
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rcall("LPUSH", waitKey, "0:0")
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end
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end
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if rcall("EXISTS", KEYS[1]) == 1 then
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rcall("RENAME", KEYS[1], KEYS[2])
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end
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if ARGV[1] == "paused" then
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rcall("HSET", KEYS[3], "paused", 1)
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else
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rcall("HDEL", KEYS[3], "paused")
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local priorityCount = rcall("ZCARD", KEYS[4])
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if priorityCount > 0 then
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addPriorityMarkerIfNeeded(KEYS[2])
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end
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end
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rcall("XADD", KEYS[5], "*", "event", ARGV[1]);
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`;
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export const pause = {
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name: 'pause',
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content,
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keys: 5,
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};
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//# sourceMappingURL=pause-5.js.map
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