339 lines
12 KiB
JavaScript
339 lines
12 KiB
JavaScript
"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.removeUnprocessedChildren = void 0;
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const content = `--[[
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Remove a job from all the statuses it may be in as well as all its data.
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In order to be able to remove a job, it cannot be active.
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Input:
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KEYS[1] jobKey
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KEYS[2] meta key
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ARGV[1] prefix
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ARGV[2] jobId
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Events:
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'removed' for every children removed
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]]
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-- Includes
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--[[
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Remove a job from all the statuses it may be in as well as all its data,
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including its children. Active children can be ignored.
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Events:
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'removed'
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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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Functions to destructure job key.
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Just a bit of warning, these functions may be a bit slow and affect performance significantly.
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]]
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local getJobIdFromKey = function (jobKey)
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return string.match(jobKey, ".*:(.*)")
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end
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local getJobKeyPrefix = function (jobKey, jobId)
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return string.sub(jobKey, 0, #jobKey - #jobId)
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end
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--[[
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Function to get max events value or set by default 10000.
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]]
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local function getOrSetMaxEvents(metaKey)
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local maxEvents = rcall("HGET", metaKey, "opts.maxLenEvents")
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if not maxEvents then
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maxEvents = 10000
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rcall("HSET", metaKey, "opts.maxLenEvents", maxEvents)
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end
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return maxEvents
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end
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--[[
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Function to check if the job belongs to a job scheduler and
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current delayed job matches with jobId
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]]
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local function isJobSchedulerJob(jobId, jobKey, jobSchedulersKey)
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local repeatJobKey = rcall("HGET", jobKey, "rjk")
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if repeatJobKey then
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local prevMillis = rcall("ZSCORE", jobSchedulersKey, repeatJobKey)
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if prevMillis then
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local currentDelayedJobId = "repeat:" .. repeatJobKey .. ":" .. prevMillis
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return jobId == currentDelayedJobId
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end
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end
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return false
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end
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--[[
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Function to remove deduplication key if needed
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when a job is being removed.
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]]
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local function removeDeduplicationKeyIfNeededOnRemoval(prefixKey,
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jobId, deduplicationId)
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if deduplicationId then
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local deduplicationKey = prefixKey .. "de:" .. deduplicationId
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local currentJobId = rcall('GET', deduplicationKey)
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if currentJobId and currentJobId == jobId then
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return rcall("DEL", deduplicationKey)
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end
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end
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end
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--[[
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Function to remove from any state.
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returns:
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prev state
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]]
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local function removeJobFromAnyState( prefix, jobId)
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-- We start with the ZSCORE checks, since they have O(1) complexity
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if rcall("ZSCORE", prefix .. "completed", jobId) then
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rcall("ZREM", prefix .. "completed", jobId)
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return "completed"
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elseif rcall("ZSCORE", prefix .. "waiting-children", jobId) then
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rcall("ZREM", prefix .. "waiting-children", jobId)
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return "waiting-children"
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elseif rcall("ZSCORE", prefix .. "delayed", jobId) then
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rcall("ZREM", prefix .. "delayed", jobId)
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return "delayed"
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elseif rcall("ZSCORE", prefix .. "failed", jobId) then
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rcall("ZREM", prefix .. "failed", jobId)
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return "failed"
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elseif rcall("ZSCORE", prefix .. "prioritized", jobId) then
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rcall("ZREM", prefix .. "prioritized", jobId)
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return "prioritized"
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-- We remove only 1 element from the list, since we assume they are not added multiple times
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elseif rcall("LREM", prefix .. "wait", 1, jobId) == 1 then
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return "wait"
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elseif rcall("LREM", prefix .. "paused", 1, jobId) == 1 then
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return "paused"
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elseif rcall("LREM", prefix .. "active", 1, jobId) == 1 then
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return "active"
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end
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return "unknown"
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end
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--[[
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Function to remove job keys.
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]]
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local function removeJobKeys(jobKey)
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return rcall("DEL", jobKey, jobKey .. ':logs', jobKey .. ':dependencies',
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jobKey .. ':processed', jobKey .. ':failed', jobKey .. ':unsuccessful')
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end
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--[[
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Check if this job has a parent. If so we will just remove it from
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the parent child list, but if it is the last child we should move the parent to "wait/paused"
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which requires code from "moveToFinished"
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]]
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-- Includes
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--[[
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Function to add job in target list and add marker if needed.
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]]
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-- Includes
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--[[
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Add marker if needed when a job is available.
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]]
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local function addBaseMarkerIfNeeded(markerKey, isPausedOrMaxed)
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if not isPausedOrMaxed then
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rcall("ZADD", markerKey, 0, "0")
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end
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end
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local function addJobInTargetList(targetKey, markerKey, pushCmd, isPausedOrMaxed, jobId)
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rcall(pushCmd, targetKey, jobId)
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addBaseMarkerIfNeeded(markerKey, isPausedOrMaxed)
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end
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--[[
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Function to check for the meta.paused key to decide if we are paused or not
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(since an empty list and !EXISTS are not really the same).
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]]
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local function getTargetQueueList(queueMetaKey, activeKey, waitKey, pausedKey)
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local queueAttributes = rcall("HMGET", queueMetaKey, "paused", "concurrency", "max", "duration")
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if queueAttributes[1] then
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return pausedKey, true, queueAttributes[3], queueAttributes[4]
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else
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if queueAttributes[2] then
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local activeCount = rcall("LLEN", activeKey)
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if activeCount >= tonumber(queueAttributes[2]) then
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return waitKey, true, queueAttributes[3], queueAttributes[4]
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else
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return waitKey, false, queueAttributes[3], queueAttributes[4]
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end
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end
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end
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return waitKey, false, queueAttributes[3], queueAttributes[4]
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end
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local function _moveParentToWait(parentPrefix, parentId, emitEvent)
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local parentTarget, isPausedOrMaxed = getTargetQueueList(parentPrefix .. "meta", parentPrefix .. "active",
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parentPrefix .. "wait", parentPrefix .. "paused")
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addJobInTargetList(parentTarget, parentPrefix .. "marker", "RPUSH", isPausedOrMaxed, parentId)
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if emitEvent then
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local parentEventStream = parentPrefix .. "events"
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rcall("XADD", parentEventStream, "*", "event", "waiting", "jobId", parentId, "prev", "waiting-children")
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end
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end
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local function removeParentDependencyKey(jobKey, hard, parentKey, baseKey, debounceId)
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if parentKey then
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local parentDependenciesKey = parentKey .. ":dependencies"
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local result = rcall("SREM", parentDependenciesKey, jobKey)
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if result > 0 then
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local pendingDependencies = rcall("SCARD", parentDependenciesKey)
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if pendingDependencies == 0 then
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local parentId = getJobIdFromKey(parentKey)
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local parentPrefix = getJobKeyPrefix(parentKey, parentId)
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local numRemovedElements = rcall("ZREM", parentPrefix .. "waiting-children", parentId)
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if numRemovedElements == 1 then
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if hard then -- remove parent in same queue
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if parentPrefix == baseKey then
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removeParentDependencyKey(parentKey, hard, nil, baseKey, nil)
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removeJobKeys(parentKey)
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if debounceId then
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rcall("DEL", parentPrefix .. "de:" .. debounceId)
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end
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else
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_moveParentToWait(parentPrefix, parentId)
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end
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else
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_moveParentToWait(parentPrefix, parentId, true)
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end
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end
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end
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return true
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end
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else
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local parentAttributes = rcall("HMGET", jobKey, "parentKey", "deid")
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local missedParentKey = parentAttributes[1]
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if( (type(missedParentKey) == "string") and missedParentKey ~= ""
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and (rcall("EXISTS", missedParentKey) == 1)) then
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local parentDependenciesKey = missedParentKey .. ":dependencies"
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local result = rcall("SREM", parentDependenciesKey, jobKey)
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if result > 0 then
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local pendingDependencies = rcall("SCARD", parentDependenciesKey)
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if pendingDependencies == 0 then
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local parentId = getJobIdFromKey(missedParentKey)
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local parentPrefix = getJobKeyPrefix(missedParentKey, parentId)
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local numRemovedElements = rcall("ZREM", parentPrefix .. "waiting-children", parentId)
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if numRemovedElements == 1 then
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if hard then
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if parentPrefix == baseKey then
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removeParentDependencyKey(missedParentKey, hard, nil, baseKey, nil)
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removeJobKeys(missedParentKey)
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if parentAttributes[2] then
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rcall("DEL", parentPrefix .. "de:" .. parentAttributes[2])
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end
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else
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_moveParentToWait(parentPrefix, parentId)
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end
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else
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_moveParentToWait(parentPrefix, parentId, true)
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end
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end
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end
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return true
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end
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end
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end
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return false
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end
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--[[
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Function to recursively check if there are no locks
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on the jobs to be removed.
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returns:
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boolean
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]]
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local function isLocked( prefix, jobId, removeChildren)
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local jobKey = prefix .. jobId;
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-- Check if this job is locked
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local lockKey = jobKey .. ':lock'
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local lock = rcall("GET", lockKey)
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if not lock then
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if removeChildren == "1" then
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local dependencies = rcall("SMEMBERS", jobKey .. ":dependencies")
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if (#dependencies > 0) then
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for i, childJobKey in ipairs(dependencies) do
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-- We need to get the jobId for this job.
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local childJobId = getJobIdFromKey(childJobKey)
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local childJobPrefix = getJobKeyPrefix(childJobKey, childJobId)
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local result = isLocked( childJobPrefix, childJobId, removeChildren )
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if result then
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return true
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end
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end
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end
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end
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return false
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end
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return true
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end
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local removeJobChildren
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local removeJobWithChildren
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removeJobChildren = function(prefix, jobKey, options)
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-- Check if this job has children
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-- If so, we are going to try to remove the children recursively in a depth-first way
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-- because if some job is locked, we must exit with an error.
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if not options.ignoreProcessed then
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local processed = rcall("HGETALL", jobKey .. ":processed")
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if #processed > 0 then
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for i = 1, #processed, 2 do
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local childJobId = getJobIdFromKey(processed[i])
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local childJobPrefix = getJobKeyPrefix(processed[i], childJobId)
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removeJobWithChildren(childJobPrefix, childJobId, jobKey, options)
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end
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end
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local failed = rcall("HGETALL", jobKey .. ":failed")
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if #failed > 0 then
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for i = 1, #failed, 2 do
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local childJobId = getJobIdFromKey(failed[i])
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local childJobPrefix = getJobKeyPrefix(failed[i], childJobId)
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removeJobWithChildren(childJobPrefix, childJobId, jobKey, options)
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end
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end
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local unsuccessful = rcall("ZRANGE", jobKey .. ":unsuccessful", 0, -1)
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if #unsuccessful > 0 then
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for i = 1, #unsuccessful, 1 do
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local childJobId = getJobIdFromKey(unsuccessful[i])
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local childJobPrefix = getJobKeyPrefix(unsuccessful[i], childJobId)
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removeJobWithChildren(childJobPrefix, childJobId, jobKey, options)
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end
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end
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end
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local dependencies = rcall("SMEMBERS", jobKey .. ":dependencies")
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if #dependencies > 0 then
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for i, childJobKey in ipairs(dependencies) do
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local childJobId = getJobIdFromKey(childJobKey)
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local childJobPrefix = getJobKeyPrefix(childJobKey, childJobId)
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removeJobWithChildren(childJobPrefix, childJobId, jobKey, options)
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end
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end
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end
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removeJobWithChildren = function(prefix, jobId, parentKey, options)
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local jobKey = prefix .. jobId
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if options.ignoreLocked then
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if isLocked(prefix, jobId) then
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return
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end
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end
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-- Check if job is in the failed zset
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local failedSet = prefix .. "failed"
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if not (options.ignoreProcessed and rcall("ZSCORE", failedSet, jobId)) then
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removeParentDependencyKey(jobKey, false, parentKey, nil)
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if options.removeChildren then
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removeJobChildren(prefix, jobKey, options)
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end
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local prev = removeJobFromAnyState(prefix, jobId)
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local deduplicationId = rcall("HGET", jobKey, "deid")
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removeDeduplicationKeyIfNeededOnRemoval(prefix, jobId, deduplicationId)
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if removeJobKeys(jobKey) > 0 then
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local metaKey = prefix .. "meta"
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local maxEvents = getOrSetMaxEvents(metaKey)
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rcall("XADD", prefix .. "events", "MAXLEN", "~", maxEvents, "*", "event", "removed",
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"jobId", jobId, "prev", prev)
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end
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end
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end
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local prefix = ARGV[1]
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local jobId = ARGV[2]
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local jobKey = KEYS[1]
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local metaKey = KEYS[2]
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local options = {
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removeChildren = "1",
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ignoreProcessed = true,
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ignoreLocked = true
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}
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removeJobChildren(prefix, jobKey, options)
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`;
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exports.removeUnprocessedChildren = {
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name: 'removeUnprocessedChildren',
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content,
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keys: 2,
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};
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//# sourceMappingURL=removeUnprocessedChildren-2.js.map
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