def _delete_version(params): lg.out(6, '_delete_version %s' % str(params)) backupID = params['backupid'] if not packetid.Valid(backupID): return { 'result': { "success": False, "error": "backupID %s is not valid" % backupID } } customerGlobalID, remotePath, version = packetid.SplitBackupID(backupID) if not customerGlobalID: customerGlobalID = my_id.getGlobalID() if not backup_fs.ExistsID( remotePath, iterID=backup_fs.fsID( global_id.GlobalUserToIDURL(customerGlobalID))): return { 'result': { "success": False, "error": "path %s not found" % remotePath } } if version: backup_control.DeleteBackup(backupID, saveDB=False, calculate=False) backup_fs.Scan() backup_fs.Calculate() backup_control.Save() backup_monitor.A('restart') control.request_update([ ('backupID', backupID), ]) return {'result': {"success": True, "error": None}}
def doCleanUpBackups(self, *args, **kwargs): # here we check all backups we have and remove the old one # user can set how many versions of that file or folder to keep # other versions (older) will be removed here from storage import backup_rebuilder try: self.backups_progress_last_iteration = len( backup_rebuilder.A().backupsWasRebuilt) except: self.backups_progress_last_iteration = 0 versionsToKeep = settings.getBackupsMaxCopies() if not contactsdb.num_suppliers(): bytesUsed = 0 else: bytesUsed = backup_fs.sizebackups() / contactsdb.num_suppliers() bytesNeeded = diskspace.GetBytesFromString(settings.getNeededString(), 0) customerGlobID = my_id.getGlobalID() if _Debug: lg.out( _DebugLevel, 'backup_monitor.doCleanUpBackups backupsToKeep=%d used=%d needed=%d' % (versionsToKeep, bytesUsed, bytesNeeded)) delete_count = 0 if versionsToKeep > 0: for pathID, localPath, itemInfo in backup_fs.IterateIDs(): pathID = global_id.CanonicalID(pathID) if backup_control.IsPathInProcess(pathID): continue versions = itemInfo.list_versions() # TODO: do we need to sort the list? it comes from a set, so must be sorted may be while len(versions) > versionsToKeep: backupID = packetid.MakeBackupID(customerGlobID, pathID, versions.pop(0)) if _Debug: lg.out( _DebugLevel, 'backup_monitor.doCleanUpBackups %d of %d backups for %s, so remove older %s' % (len(versions), versionsToKeep, localPath, backupID)) backup_control.DeleteBackup(backupID, saveDB=False, calculate=False) delete_count += 1 # we need also to fit used space into needed space (given from other users) # they trust us - do not need to take extra space from our friends # so remove oldest backups, but keep at least one for every folder - at least locally! # still our suppliers will remove our "extra" files by their "local_tester" if bytesNeeded <= bytesUsed: sizeOk = False for pathID, localPath, itemInfo in backup_fs.IterateIDs(): if sizeOk: break pathID = global_id.CanonicalID(pathID) versions = itemInfo.list_versions(True, False) if len(versions) <= 1: continue for version in versions[1:]: backupID = packetid.MakeBackupID(customerGlobID, pathID, version) versionInfo = itemInfo.get_version_info(version) if versionInfo[1] > 0: if _Debug: lg.out( _DebugLevel, 'backup_monitor.doCleanUpBackups over use %d of %d, so remove %s of %s' % (bytesUsed, bytesNeeded, backupID, localPath)) backup_control.DeleteBackup(backupID, saveDB=False, calculate=False) delete_count += 1 bytesUsed -= versionInfo[1] if bytesNeeded > bytesUsed: sizeOk = True break if delete_count > 0: backup_fs.Scan() backup_fs.Calculate() backup_control.Save() from main import control control.request_update() collected = gc.collect() if self.backups_progress_last_iteration > 0: if _Debug: lg.out( _DebugLevel, 'backup_monitor.doCleanUpBackups sending "restart", backups_progress_last_iteration=%s' % self.backups_progress_last_iteration) reactor.callLater(1, self.automat, 'restart') # @UndefinedVariable if _Debug: lg.out( _DebugLevel, 'backup_monitor.doCleanUpBackups collected %d objects' % collected)