def testAutoManagementOfStore1(self):
# Run a set of backups that will overload the store.
# The automanaged store should continue to archive old backups as required.
# Store space reclaimation happens across all backups (i.e. any run).
# We should see older runs from the first backup disappear.
max_size, dummy, dummy = self.store.limit_details()
filesize = utils.du(self.backup.include_folders[0])
# Lets make sure we are going to do enough backups that
# the older ones will be removed.
RunCount = (max_size // filesize) + 2
last_start = None
for cycle in xrange(RunCount):
if last_start:
# Make sure we have ticked to another second since the start of the last backup.
while datetime.now() - last_start < timedelta(seconds=1):
time.sleep(0.01)
backup = Backup(self.backup.name + str(cycle))
backup.include_folders = self.backup.include_folders
backup.store = self.backup.store
backup.notify_msg = False
self.config.backups[backup.name] = backup
# Run a full backup
b = Run(backup.name, const.FullBackup, self.options)
b.run()
last_start = b.start_time
# Assert that the store is still of an appropriate size
size, used, avail = self.store.current_usage()
self.assertTrue(avail >= 0)
self.assertTrue(used <= max_size)
# Confirm that's true on disk
disksize = utils.du(self.store.root)
self.assertTrue(disksize <= max_size)
# Check that some runs have actually been deleted
runs = self.db.runs(self.backup.name + "0")
self.assertTrue(len(runs) == 0)
runs = self.db.runs(self.backup.name + "1")
self.assertTrue(len(runs) == 0)
def testAutoManagementOfStore2(self):
# Run one backup multiple times to overload a store
max_size, dummy, dummy = self.store.limit_details()
filesize = utils.du(self.backup.include_folders[0])
# Lets make sure we are going to do enough backups that
# the older ones will be removed.
RunCount = (max_size // filesize) + 2
last_start = None
for cycle in xrange(RunCount):
if last_start:
# Make sure we have ticked to another second since the start of the last backup.
while datetime.now() - last_start < timedelta(seconds=1):
time.sleep(0.01)
# Run a full backup
b = Run(self.backup.name, const.FullBackup, self.options)
b.run()
last_start = b.start_time
# Assert that the store is still of an appropriate size
size, used, avail = self.store.current_usage()
self.assertTrue(avail >= 0)
self.assertTrue(used <= max_size)
# Confirm that's true on disk
disksize = utils.du(self.store.root)
self.assertTrue(disksize <= max_size)
# Check that some runs have actually been deleted
runs = self.db.runs(self.backup.name)
self.assertTrue(len(runs) < RunCount)
