def OnJobDone(backupID, result):
"""
A callback method fired when backup is finished.
Here we need to save the index data base.
"""
from storage import backup_rebuilder
# from customer import io_throttle
lg.info('job done [%s] with result "%s", %d more tasks' %
(backupID, result, len(tasks())))
jobs().pop(backupID)
customerGlobalID, remotePath, version = packetid.SplitBackupID(backupID)
customer_idurl = global_id.GlobalUserToIDURL(customerGlobalID)
if result == 'done':
maxBackupsNum = settings.getBackupsMaxCopies()
if maxBackupsNum:
item = backup_fs.GetByID(remotePath,
iterID=backup_fs.fsID(customer_idurl))
if item:
versions = item.list_versions(sorted=True, reverse=True)
if len(versions) > maxBackupsNum:
for version in versions[maxBackupsNum:]:
item.delete_version(version)
backupID = packetid.MakeBackupID(
customerGlobalID, remotePath, version)
backup_rebuilder.RemoveBackupToWork(backupID)
# io_throttle.DeleteBackupRequests(backupID)
# io_throttle.DeleteBackupSendings(backupID)
# callback.delete_backup_interest(backupID)
backup_fs.DeleteLocalBackup(
settings.getLocalBackupsDir(), backupID)
backup_matrix.EraseBackupLocalInfo(backupID)
backup_matrix.EraseBackupLocalInfo(backupID)
backup_fs.ScanID(remotePath)
backup_fs.Calculate()
Save()
control.request_update([
('pathID', remotePath),
])
# TODO: check used space, if we have over use - stop all tasks immediately
backup_matrix.RepaintBackup(backupID)
elif result == 'abort':
DeleteBackup(backupID)
if len(tasks()) == 0:
# do we really need to restart backup_monitor after each backup?
# if we have a lot tasks started this will produce a lot unneeded actions
# will be smarter to restart it once we finish all tasks
# because user will probably leave BitDust working after starting a long running operations
from storage import backup_monitor
if _Debug:
lg.out(
_DebugLevel,
'backup_control.OnJobDone restarting backup_monitor() machine because no tasks left'
)
backup_monitor.A('restart')
reactor.callLater(0, RunTask) # @UndefinedVariable
reactor.callLater(0, FireTaskFinishedCallbacks, remotePath, version,
result) # @UndefinedVariable
def DeletePathBackups(pathID,
removeLocalFilesToo=True,
saveDB=True,
calculate=True):
"""
This removes all backups of given path ID
Doing same operations as ``DeleteBackup()``.
"""
from . import backup_rebuilder
from customer import io_throttle
pathID = global_id.CanonicalID(pathID)
# get the working item
customer, remotePath = packetid.SplitPacketID(pathID)
customer_idurl = global_id.GlobalUserToIDURL(customer)
item = backup_fs.GetByID(remotePath, iterID=backup_fs.fsID(customer_idurl))
if item is None:
return False
lg.out(8, 'backup_control.DeletePathBackups ' + pathID)
# this is a list of all known backups of this path
versions = item.list_versions()
for version in versions:
backupID = packetid.MakeBackupID(customer, remotePath, version)
lg.out(8, ' removing %s' % backupID)
# abort backup if it just started and is running at the moment
AbortRunningBackup(backupID)
# if we requested for files for this backup - we do not need it anymore
io_throttle.DeleteBackupRequests(backupID)
io_throttle.DeleteBackupSendings(backupID)
# remove interests in transport_control
# callback.delete_backup_interest(backupID)
# remove local files for this backupID
if removeLocalFilesToo:
backup_fs.DeleteLocalBackup(settings.getLocalBackupsDir(),
backupID)
# remove remote info for this backup from the memory
backup_matrix.EraseBackupRemoteInfo(backupID)
# also remove local info
backup_matrix.EraseBackupLocalInfo(backupID)
# finally remove this backup from the index
item.delete_version(version)
# lg.out(8, 'backup_control.DeletePathBackups ' + backupID)
# stop any rebuilding, we will restart it soon
backup_rebuilder.RemoveAllBackupsToWork()
backup_rebuilder.SetStoppedFlag()
# check and calculate used space
if calculate:
backup_fs.Scan()
backup_fs.Calculate()
# save the index if needed
if saveDB:
Save()
control.request_update()
return True
def test():
"""
For tests.
"""
# backup_fs.Calculate()
# print backup_fs.counter()
# print backup_fs.numberfiles()
# print backup_fs.sizefiles()
# print backup_fs.sizebackups()
pprint.pprint(backup_fs.fsID())
pprint.pprint(backup_fs.fs())
print(backup_fs.GetByID('0'))
def OnFoundFolderSize(pth, sz, arg):
"""
This is a callback, fired from ``lib.dirsize.ask()`` method after finish
calculating of folder size.
"""
try:
pathID, version = arg
customerGlobID, pathID = packetid.SplitPacketID(pathID)
customerIDURL = global_id.GlobalUserToIDURL(customerGlobID)
item = backup_fs.GetByID(pathID, iterID=backup_fs.fsID(customerIDURL))
if item:
item.set_size(sz)
backup_fs.Calculate()
Save()
if version:
backupID = packetid.MakeBackupID(customerGlobID, pathID, version)
job = GetRunningBackupObject(backupID)
if job:
job.totalSize = sz
if _Debug:
lg.out(_DebugLevel, 'backup_control.OnFoundFolderSize %s %d' % (backupID, sz))
except:
lg.exc()
def doScanAndQueue(self, *args, **kwargs):
"""
Action method.
"""
global _ShutdownFlag
if _ShutdownFlag:
if _Debug:
lg.out(_DebugLevel,
'data_sender.doScanAndQueue _ShutdownFlag is True\n')
self.automat('scan-done', 0)
return
from storage import backup_matrix
from storage import backup_fs
backup_matrix.ReadLocalFiles()
progress = 0
# if _Debug:
# lg.out(_DebugLevel, 'data_sender.doScanAndQueue with %d known customers' % len(contactsdb.known_customers()))
for customer_idurl in contactsdb.known_customers():
if customer_idurl != my_id.getIDURL():
# TODO: check that later
if _Debug:
lg.out(
_DebugLevel + 2,
'data_sender.doScanAndQueue skip sending to another customer: %r'
% customer_idurl)
continue
known_suppliers = contactsdb.suppliers(customer_idurl)
if not known_suppliers or id_url.is_some_empty(known_suppliers):
if _Debug:
lg.out(
_DebugLevel,
'data_sender.doScanAndQueue found empty supplier(s) for customer %r, SKIP'
% customer_idurl)
continue
known_backups = misc.sorted_backup_ids(
list(backup_matrix.local_files().keys()), True)
if _Debug:
lg.out(
_DebugLevel,
'data_sender.doScanAndQueue found %d known suppliers for customer %r with %d backups'
%
(len(known_suppliers), customer_idurl, len(known_backups)))
for backupID in known_backups:
this_customer_idurl = packetid.CustomerIDURL(backupID)
if this_customer_idurl != customer_idurl:
continue
customerGlobalID, pathID, _ = packetid.SplitBackupID(
backupID, normalize_key_alias=True)
keyAlias = packetid.KeyAlias(customerGlobalID)
item = backup_fs.GetByID(pathID,
iterID=backup_fs.fsID(
customer_idurl, keyAlias))
if not item:
if _Debug:
lg.out(
_DebugLevel,
'data_sender.doScanAndQueue skip sending backup %r path not exist in catalog'
% backupID)
continue
if item.key_id and customerGlobalID and customerGlobalID != item.key_id:
if _Debug:
lg.out(
_DebugLevel,
'data_sender.doScanAndQueue skip sending backup %r key is different in the catalog: %r ~ %r'
% (
backupID,
customerGlobalID,
item.key_id,
))
continue
packetsBySupplier = backup_matrix.ScanBlocksToSend(
backupID, limit_per_supplier=None)
total_for_customer = sum(
[len(v) for v in packetsBySupplier.values()])
if total_for_customer:
if _Debug:
lg.out(
_DebugLevel,
'data_sender.doScanAndQueue sending %r for customer %r with %d pieces'
%
(item.name(), customer_idurl, total_for_customer))
for supplierNum in packetsBySupplier.keys():
# supplier_idurl = contactsdb.supplier(supplierNum, customer_idurl=customer_idurl)
if supplierNum >= 0 and supplierNum < len(
known_suppliers):
supplier_idurl = known_suppliers[supplierNum]
else:
supplier_idurl = None
if not supplier_idurl:
lg.warn(
'skip sending, unknown supplier_idurl supplierNum=%s for %s, customer_idurl=%r'
% (supplierNum, backupID, customer_idurl))
continue
for packetID in packetsBySupplier[supplierNum]:
backupID_, _, supplierNum_, _ = packetid.BidBnSnDp(
packetID)
if backupID_ != backupID:
lg.warn(
'skip sending, unexpected backupID supplierNum=%s for %s, customer_idurl=%r'
% (packetID, backupID, customer_idurl))
continue
if supplierNum_ != supplierNum:
lg.warn(
'skip sending, unexpected supplierNum %s for %s, customer_idurl=%r'
% (packetID, backupID, customer_idurl))
continue
if io_throttle.HasPacketInSendQueue(
supplier_idurl, packetID):
if _Debug:
lg.out(
_DebugLevel,
'data_sender.doScanAndQueue %s already in sending queue for %r'
% (packetID, supplier_idurl))
continue
latest_progress = self.statistic.get(
supplier_idurl, {}).get('latest', '')
if len(latest_progress
) >= 3 and latest_progress.endswith('---'):
if _Debug:
lg.out(
_DebugLevel + 2,
'data_sender.doScanAndQueue skip sending to supplier %r because multiple packets already failed'
% supplier_idurl)
continue
if not io_throttle.OkToSend(supplier_idurl):
if _Debug:
lg.out(
_DebugLevel + 2,
'data_sender.doScanAndQueue skip sending, queue is busy for %r'
% supplier_idurl)
continue
customerGlobalID, pathID = packetid.SplitPacketID(
packetID)
filename = os.path.join(
settings.getLocalBackupsDir(),
customerGlobalID,
pathID,
)
if not os.path.isfile(filename):
if _Debug:
lg.out(
_DebugLevel,
'data_sender.doScanAndQueue %s is not a file'
% filename)
continue
itemInfo = item.to_json()
if io_throttle.QueueSendFile(
filename,
packetID,
supplier_idurl,
my_id.getIDURL(),
lambda packet, ownerID,
packetID: self._packetAcked(
packet, ownerID, packetID, itemInfo),
lambda remoteID, packetID,
why: self._packetFailed(
remoteID, packetID, why, itemInfo),
):
progress += 1
if _Debug:
lg.out(
_DebugLevel,
'data_sender.doScanAndQueue for %r put %s in the queue progress=%d'
% (
item.name(),
packetID,
progress,
))
else:
if _Debug:
lg.out(
_DebugLevel,
'data_sender.doScanAndQueue io_throttle.QueueSendFile FAILED %s'
% packetID)
if _Debug:
lg.out(_DebugLevel,
'data_sender.doScanAndQueue progress=%s' % progress)
self.automat('scan-done', progress)
def doScanAndQueue(self, *args, **kwargs):
"""
Action method.
"""
global _ShutdownFlag
if _ShutdownFlag:
if _Debug:
lg.out(_DebugLevel, 'data_sender.doScanAndQueue _ShutdownFlag is True\n')
self.automat('scan-done', 0)
return
from storage import backup_matrix
from storage import backup_fs
backup_matrix.ReadLocalFiles()
progress = 0
if _Debug:
lg.out(_DebugLevel, 'data_sender.doScanAndQueue with %d known customers' % len(contactsdb.known_customers()))
for customer_idurl in contactsdb.known_customers():
if customer_idurl != my_id.getLocalID():
# TODO: check that later
if _Debug:
lg.out(_DebugLevel + 6, 'data_sender.doScanAndQueue skip sending to another customer: %r' % customer_idurl)
continue
known_suppliers = contactsdb.suppliers(customer_idurl)
if not known_suppliers or id_url.is_some_empty(known_suppliers):
if _Debug:
lg.out(_DebugLevel, 'data_sender.doScanAndQueue found empty supplier(s) for customer %r, SKIP' % customer_idurl)
continue
known_backups = misc.sorted_backup_ids(list(backup_matrix.local_files().keys()), True)
if _Debug:
lg.out(_DebugLevel, 'data_sender.doScanAndQueue found %d known suppliers for customer %r with %d backups' % (
len(known_suppliers), customer_idurl, len(known_backups)))
for backupID in known_backups:
this_customer_idurl = packetid.CustomerIDURL(backupID)
if this_customer_idurl != customer_idurl:
continue
customerGlobalID, pathID, _ = packetid.SplitBackupID(backupID, normalize_key_alias=True)
item = backup_fs.GetByID(pathID, iterID=backup_fs.fsID(customer_idurl=customer_idurl))
if not item:
if _Debug:
lg.out(_DebugLevel, 'data_sender.doScanAndQueue skip sending backup %r path not exist in catalog' % backupID)
continue
if item.key_id and customerGlobalID and customerGlobalID != item.key_id:
if _Debug:
lg.out(_DebugLevel, 'data_sender.doScanAndQueue skip sending backup %r key is different in the catalog' % backupID)
continue
packetsBySupplier = backup_matrix.ScanBlocksToSend(backupID, limit_per_supplier=None)
total_for_customer = sum([len(v) for v in packetsBySupplier.values()])
if _Debug:
lg.out(_DebugLevel, 'data_sender.doScanAndQueue to be delivered for customer %r : %d' % (customer_idurl, total_for_customer))
for supplierNum in packetsBySupplier.keys():
# supplier_idurl = contactsdb.supplier(supplierNum, customer_idurl=customer_idurl)
if supplierNum >= 0 and supplierNum < len(known_suppliers):
supplier_idurl = known_suppliers[supplierNum]
else:
supplier_idurl = None
if not supplier_idurl:
lg.warn('skip sending, unknown supplier_idurl supplierNum=%s for %s, customer_idurl=%r' % (
supplierNum, backupID, customer_idurl))
continue
for packetID in packetsBySupplier[supplierNum]:
backupID_, _, supplierNum_, _ = packetid.BidBnSnDp(packetID)
if backupID_ != backupID:
lg.warn('skip sending, unexpected backupID supplierNum=%s for %s, customer_idurl=%r' % (
packetID, backupID, customer_idurl))
continue
if supplierNum_ != supplierNum:
lg.warn('skip sending, unexpected supplierNum %s for %s, customer_idurl=%r' % (
packetID, backupID, customer_idurl))
continue
if io_throttle.HasPacketInSendQueue(supplier_idurl, packetID):
if _Debug:
lg.out(_DebugLevel, 'data_sender.doScanAndQueue %s already in sending queue for %r' % (packetID, supplier_idurl))
continue
if not io_throttle.OkToSend(supplier_idurl):
if _Debug:
lg.out(_DebugLevel + 6, 'data_sender.doScanAndQueue skip sending, queue is busy for %r\n' % supplier_idurl)
continue
# customerGlobalID, pathID = packetid.SplitPacketID(packetID)
# tranByID = gate.transfers_out_by_idurl().get(supplier_idurl, [])
# if len(tranByID) > 3:
# log.write(u'transfers by %s: %d\n' % (supplier_idurl, len(tranByID)))
# continue
customerGlobalID, pathID = packetid.SplitPacketID(packetID)
filename = os.path.join(
settings.getLocalBackupsDir(),
customerGlobalID,
pathID,
)
if not os.path.isfile(filename):
if _Debug:
lg.out(_DebugLevel, 'data_sender.doScanAndQueue %s is not a file\n' % filename)
continue
if io_throttle.QueueSendFile(
filename,
packetID,
supplier_idurl,
my_id.getIDURL(),
self._packetAcked,
self._packetFailed,
):
progress += 1
if _Debug:
lg.out(_DebugLevel, 'data_sender.doScanAndQueue put %s in the queue progress=%d' % (packetID, progress, ))
else:
if _Debug:
lg.out(_DebugLevel, 'data_sender.doScanAndQueue io_throttle.QueueSendFile FAILED %s' % packetID)
if _Debug:
lg.out(_DebugLevel, 'data_sender.doScanAndQueue progress=%s' % progress)
self.automat('scan-done', progress)
