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88 lines
3.6 KiB
CoffeeScript
88 lines
3.6 KiB
CoffeeScript
MongoManager = require "./MongoManager"
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MongoAWS = require "./MongoAWS"
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LockManager = require "./LockManager"
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DocstoreHandler = require "./DocstoreHandler"
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logger = require "logger-sharelatex"
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_ = require "underscore"
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async = require "async"
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settings = require("settings-sharelatex")
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# increase lock timeouts because archiving can be slow
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LockManager.LOCK_TEST_INTERVAL = 500 # 500ms between each test of the lock
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LockManager.MAX_LOCK_WAIT_TIME = 30000 # 30s maximum time to spend trying to get the lock
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LockManager.LOCK_TTL = 30 # seconds
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module.exports = DocArchiveManager =
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archiveAllDocsChanges: (project_id, callback = (error, docs) ->) ->
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DocstoreHandler.getAllDocs project_id, (error, docs) ->
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if error?
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return callback(error)
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else if !docs?
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return callback new Error("No docs for project #{project_id}")
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jobs = _.map docs, (doc) ->
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(cb)-> DocArchiveManager.archiveDocChangesWithLock project_id, doc._id, cb
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async.series jobs, callback
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archiveDocChangesWithLock: (project_id, doc_id, callback = (error) ->) ->
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job = (releaseLock) ->
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DocArchiveManager.archiveDocChanges project_id, doc_id, releaseLock
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LockManager.runWithLock("HistoryLock:#{doc_id}", job, callback)
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archiveDocChanges: (project_id, doc_id, callback)->
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MongoManager.getDocChangesCount doc_id, (error, count) ->
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return callback(error) if error?
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if count == 0
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logger.log {project_id, doc_id}, "document history is empty, not archiving"
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return callback()
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else if count == 1
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logger.log {project_id, doc_id}, "document history only has one entry, not archiving"
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return callback()
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else
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MongoManager.getArchivedDocChanges doc_id, (error, count) ->
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return callback(error) if error?
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if count != 0
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logger.log {project_id, doc_id}, "document history contains archived entries, not archiving"
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return callback()
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MongoManager.getLastCompressedUpdate doc_id, (error, update) ->
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return callback(error) if error?
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MongoManager.markDocHistoryAsArchiveInProgress doc_id, update, (error) ->
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return callback(error) if error?
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MongoAWS.archiveDocHistory project_id, doc_id, update, (error) ->
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if error?
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MongoManager.clearDocHistoryAsArchiveInProgress doc_id, update, (err) ->
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return callback(err) if err?
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callback(error)
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else
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logger.log doc_id:doc_id, project_id:project_id, "exported document to S3"
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MongoManager.markDocHistoryAsArchived doc_id, update, (error) ->
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return callback(error) if error?
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callback()
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unArchiveAllDocsChanges: (project_id, callback = (error, docs) ->) ->
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DocstoreHandler.getAllDocs project_id, (error, docs) ->
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if error?
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return callback(error)
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else if !docs?
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return callback new Error("No docs for project #{project_id}")
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jobs = _.map docs, (doc) ->
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(cb)-> DocArchiveManager.unArchiveDocChangesWithLock project_id, doc._id, cb
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async.parallelLimit jobs, 4, callback
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unArchiveDocChangesWithLock: (project_id, doc_id, callback = (error) ->) ->
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job = (releaseLock) ->
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DocArchiveManager.unArchiveDocChanges project_id, doc_id, releaseLock
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LockManager.runWithLock("HistoryLock:#{doc_id}", job, callback)
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unArchiveDocChanges: (project_id, doc_id, callback)->
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MongoManager.getArchivedDocChanges doc_id, (error, count) ->
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return callback(error) if error?
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if count == 0
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return callback()
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else
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MongoAWS.unArchiveDocHistory project_id, doc_id, (error) ->
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return callback(error) if error?
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logger.log doc_id:doc_id, project_id:project_id, "imported document from S3"
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MongoManager.markDocHistoryAsUnarchived doc_id, (error) ->
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return callback(error) if error?
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callback()
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