67 lines
1.8 KiB
JavaScript
67 lines
1.8 KiB
JavaScript
"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.pause = void 0;
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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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KEYS[6] 'delayed'
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KEYS|7] 'marker'
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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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Add delay marker if needed.
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]]
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-- Includes
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--[[
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Function to return the next delayed job timestamp.
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]]
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local function getNextDelayedTimestamp(delayedKey)
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local result = rcall("ZRANGE", delayedKey, 0, 0, "WITHSCORES")
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if #result then
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local nextTimestamp = tonumber(result[2])
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if nextTimestamp ~= nil then
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return nextTimestamp / 0x1000
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end
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end
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end
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local function addDelayMarkerIfNeeded(markerKey, delayedKey)
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local nextTimestamp = getNextDelayedTimestamp(delayedKey)
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if nextTimestamp ~= nil then
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-- Replace the score of the marker with the newest known
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-- next timestamp.
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rcall("ZADD", markerKey, nextTimestamp, "1")
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end
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end
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local markerKey = KEYS[7]
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local hasJobs = rcall("EXISTS", KEYS[1]) == 1
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--TODO: check this logic to be reused when changing a delay
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if hasJobs then rcall("RENAME", KEYS[1], KEYS[2]) end
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if ARGV[1] == "paused" then
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rcall("HSET", KEYS[3], "paused", 1)
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rcall("DEL", markerKey)
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else
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rcall("HDEL", KEYS[3], "paused")
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if hasJobs or rcall("ZCARD", KEYS[4]) > 0 then
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-- Add marker if there are waiting or priority jobs
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rcall("ZADD", markerKey, 0, "0")
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else
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addDelayMarkerIfNeeded(markerKey, KEYS[6])
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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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exports.pause = {
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name: 'pause',
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content,
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keys: 7,
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};
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//# sourceMappingURL=pause-7.js.map
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