remove old single redis flushing code

This commit is contained in:
Brian Gough 2017-04-24 10:11:23 +01:00
parent 60443f3fa6
commit df38893538
4 changed files with 0 additions and 99 deletions

View file

@ -50,9 +50,6 @@ app.post "/project/:project_id/doc/:doc_id/version/:version/restore", HttpContro
app.post '/project/:project_id/doc/:doc_id/push', HttpController.pushDocHistory app.post '/project/:project_id/doc/:doc_id/push', HttpController.pushDocHistory
app.post '/project/:project_id/doc/:doc_id/pull', HttpController.pullDocHistory app.post '/project/:project_id/doc/:doc_id/pull', HttpController.pullDocHistory
app.post '/flush/all', HttpController.flushAll
app.post '/check/dangling', HttpController.checkDanglingUpdates
packWorker = null # use a single packing worker packWorker = null # use a single packing worker
app.post "/pack", (req, res, next) -> app.post "/pack", (req, res, next) ->

View file

@ -22,32 +22,6 @@ module.exports = HttpController =
return next(error) if error? return next(error) if error?
res.send 204 res.send 204
flushAll: (req, res, next = (error) ->) ->
# limit on projects to flush or -1 for all (default)
limit = if req.query.limit? then parseInt(req.query.limit, 10) else -1
logger.log {limit: limit}, "flushing all projects"
UpdatesManager.flushAll limit, (error, result) ->
return next(error) if error?
{failed, succeeded, all} = result
status = "#{succeeded.length} succeeded, #{failed.length} failed"
if limit == 0
res.status(200).send "#{status}\nwould flush:\n#{all.join('\n')}\n"
else if failed.length > 0
logger.log {failed: failed, succeeded: succeeded}, "error flushing projects"
res.status(500).send "#{status}\nfailed to flush:\n#{failed.join('\n')}\n"
else
res.status(200).send "#{status}\nflushed #{succeeded.length} projects of #{all.length}\n"
checkDanglingUpdates: (req, res, next = (error) ->) ->
logger.log "checking dangling updates"
UpdatesManager.getDanglingUpdates (error, result) ->
return next(error) if error?
if result.length > 0
logger.log {dangling: result}, "found dangling updates"
res.status(500).send "dangling updates:\n#{result.join('\n')}\n"
else
res.status(200).send "no dangling updates found\n"
checkDoc: (req, res, next = (error) ->) -> checkDoc: (req, res, next = (error) ->) ->
doc_id = req.params.doc_id doc_id = req.params.doc_id
project_id = req.params.project_id project_id = req.params.project_id

View file

@ -32,41 +32,3 @@ module.exports = RedisManager =
getDocIdsWithHistoryOps: (project_id, callback = (error, doc_ids) ->) -> getDocIdsWithHistoryOps: (project_id, callback = (error, doc_ids) ->) ->
rclient.smembers docsWithHistoryOpsKey(project_id), callback rclient.smembers docsWithHistoryOpsKey(project_id), callback
# iterate over keys asynchronously using redis scan (non-blocking)
_getKeys: (pattern, callback) ->
cursor = 0 # redis iterator
keySet = {} # use hash to avoid duplicate results
# scan over all keys looking for pattern
doIteration = (cb) ->
rclient.scan cursor, "MATCH", pattern, "COUNT", 1000, (error, reply) ->
return callback(error) if error?
[cursor, keys] = reply
for key in keys
keySet[key] = true
if cursor == '0' # note redis returns string result not numeric
return callback(null, Object.keys(keySet))
else
doIteration()
doIteration()
# extract ids from keys like DocsWithHistoryOps:57fd0b1f53a8396d22b2c24b
_extractIds: (keyList) ->
ids = (key.split(":")[1] for key in keyList)
return ids
# this will only work on single node redis, not redis cluster
getProjectIdsWithHistoryOps: (callback = (error, project_ids) ->) ->
RedisManager._getKeys docsWithHistoryOpsKey("*"), (error, project_keys) ->
return callback(error) if error?
project_ids = RedisManager._extractIds project_keys
callback(error, project_ids)
# this will only work on single node redis, not redis cluster
getAllDocIdsWithHistoryOps: (callback = (error, doc_ids) ->) ->
# return all the docids, to find dangling history entries after
# everything is flushed.
RedisManager._getKeys rawUpdatesKey("*"), (error, doc_keys) ->
return callback(error) if error?
doc_ids = RedisManager._extractIds doc_keys
callback(error, doc_ids)

View file

@ -144,38 +144,6 @@ module.exports = UpdatesManager =
UpdatesManager._processUncompressedUpdatesForDocWithLock project_id, doc_id, temporary, cb UpdatesManager._processUncompressedUpdatesForDocWithLock project_id, doc_id, temporary, cb
async.parallelLimit jobs, 5, callback async.parallelLimit jobs, 5, callback
# flush all outstanding changes
flushAll: (limit, callback = (error, result) ->) ->
RedisManager.getProjectIdsWithHistoryOps (error, project_ids) ->
return callback(error) if error?
logger.log {count: project_ids?.length, project_ids: project_ids}, "found projects"
jobs = []
project_ids = _.shuffle project_ids # randomise to avoid hitting same projects each time
selectedProjects = if limit < 0 then project_ids else project_ids[0...limit]
for project_id in selectedProjects
do (project_id) ->
jobs.push (cb) ->
UpdatesManager.processUncompressedUpdatesForProject project_id, (err) ->
return cb(null, {failed: err?, project_id: project_id})
async.series jobs, (error, result) ->
return callback(error) if error?
failedProjects = (x.project_id for x in result when x.failed)
succeededProjects = (x.project_id for x in result when not x.failed)
callback(null, {failed: failedProjects, succeeded: succeededProjects, all: project_ids})
getDanglingUpdates: (callback = (error, doc_ids) ->) ->
RedisManager.getAllDocIdsWithHistoryOps (error, all_doc_ids) ->
return callback(error) if error?
RedisManager.getProjectIdsWithHistoryOps (error, all_project_ids) ->
return callback(error) if error?
# function to get doc_ids for each project
task = (cb) -> async.concatSeries all_project_ids, RedisManager.getDocIdsWithHistoryOps, cb
# find the dangling doc ids
task (error, project_doc_ids) ->
dangling_doc_ids = _.difference(all_doc_ids, project_doc_ids)
logger.log {all_doc_ids: all_doc_ids, all_project_ids: all_project_ids, project_doc_ids: project_doc_ids, dangling_doc_ids: dangling_doc_ids}, "checking for dangling doc ids"
callback(null, dangling_doc_ids)
getDocUpdates: (project_id, doc_id, options = {}, callback = (error, updates) ->) -> getDocUpdates: (project_id, doc_id, options = {}, callback = (error, updates) ->) ->
UpdatesManager.processUncompressedUpdatesWithLock project_id, doc_id, (error) -> UpdatesManager.processUncompressedUpdatesWithLock project_id, doc_id, (error) ->
return callback(error) if error? return callback(error) if error?