def backup_restore_compare(self):
# Run a full backup
b = Run("testbackup", const.FullBackup, self.options)
b.run()
# Make sure we have ticked to another second since the start of the last backup.
while datetime.now() - b.start_time < timedelta(seconds=1):
time.sleep(0.01)
# Attempt to restore every file
r = Restore(self.restore_folder, [self.files_folder],
datetime.now(), self.options)
r.run()
# Check that the restored folder and original folder are identical
left = unicode(self.files_folder)
right = unicode(os.path.join(self.restore_folder, self.files_folder[1:]))
d = utils.dircmp(left, right)
self.assertEqual(d.left_only, set())
self.assertEqual(d.right_only, set())
self.assertEqual(d.diff_files, set())
self.assertTrue(len(d.same_files) > 0)
# Check that all files are in the DB
for folder, _, local_files in os.walk(self.files_folder):
for file in local_files:
path = os.path.join(file, folder)
# This will raise an exception if it does not exist
self.db.select_path(path, build=False)
def testBadVerifyEncrypted(self):
backup = self.config.backups[self.backup.name]
backup.encrypt = True
self.config.backups[backup.name] = backup
# Run a full backup
b = Run("testbackup", const.FullBackup, self.options)
b.run()
# Get the times
runs = self.db.runs("testbackup")
run = runs[0]
# Get the location of the data file from the streamer
streamer = StreamOut(None, self.store, b.backup_folder)
datafile = os.path.join(self.store.root, streamer.get_path(0))
# Now corrupt the data file a little
size = os.path.getsize(datafile)
with open(datafile, "r+b") as f:
f.seek(size // 2, 0)
f.write("X")
v = Verify("testbackup", run.start_time)
self.assertRaises(Exception, v.run)
def do_backup(options):
if options.full:
backup_type = const.FullBackup
else:
backup_type = const.IncrBackup
for name in options.backupname:
try:
r = Run(name, backup_type, options)
r.run()
except Exception as e:
print("Failed: " + str(e))
def testVerify(self):
# Run a full backup
b = Run("testbackup", const.FullBackup, self.options)
b.run()
# Get the times
runs = self.db.runs("testbackup")
run = runs[0]
v = Verify("testbackup", run.start_time)
self.assertTrue(v.run())
def testCheckFiles(self):
self.backup.include_packages = True
b = Run("testbackup", const.FullBackup, self.options)
b.run()
# Check that all the right files are there.
runs = self.db.runs(self.backup.name)
self.assertEqual(len(runs), 1)
run = runs[0]
folder = run.folder
self.assertTrue(self.store.exists(os.path.join(folder, const.PackageFile + const.EncryptionSuffix)))
self.assertTrue(self.store.exists(os.path.join(folder, const.LOFFile + const.EncryptionSuffix)))
self.assertTrue(self.store.exists(os.path.join(folder, const.ConfigName + const.EncryptionSuffix)))
self.assertTrue(self.store.exists)
def testChanges(self):
pass
# Full Backup
# change a file
# Incremental backup
# Restore most recent. ensure you get latest file
# Restore to just prior to incremental, ensure you get earlier file
# Run a full backup
file = os.path.join(self.files_folder, "changer")
restore_file = os.path.join(self.restore_folder, file[1:])
# t=0 - file does not exist
b = Run("testbackup", const.FullBackup, self.options)
b.run()
# Make sure we have ticked to another second since the start of the last backup.
while datetime.now() - b.start_time < timedelta(seconds=1):
time.sleep(0.01)
# t=1 - file exists
with open(file, "w") as f:
f.write("1")
b = Run("testbackup", const.IncrBackup, self.options)
b.run()
# Make sure we have ticked to another second since the start of the last backup.
while datetime.now() - b.start_time < timedelta(seconds=1):
time.sleep(0.01)
# t=2 - file changed
with open(file, "w") as f:
f.write("2")
b = Run("testbackup", const.IncrBackup, self.options)
b.run()
# Get the times
runs = self.db.runs("testbackup")
t0 = runs[0].start_time
t1 = runs[1].start_time
t2 = runs[2].start_time
for t, exists, contents in [(t0, False, None), (t1, True, "1"), (t2, True, "2"), (None, True, "2")]:
# Attempt to restore most recent of ALL files
# This tests the default restore.
r = Restore(self.restore_folder, [self.files_folder], t, self.options)
r.run()
if exists:
with open(restore_file, "r") as f:
self.assertEqual(f.read(), contents)
else:
self.assertFalse(os.path.exists(restore_file))
# clean
shutil.rmtree(self.restore_folder)
utils.makedirs(self.restore_folder)
def testBadConfig(self):
# Run a full backup
b = Run("testbackup", const.FullBackup, self.options)
b.run()
# Get the times
runs = self.db.runs("testbackup")
run = runs[0]
# Delete The Config File
configfile = os.path.join(run.folder, const.ConfigName)
self.store.remove_file(configfile)
v = Verify("testbackup", run.start_time)
self.assertRaises(Exception, v.run)
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)
def testLongRun(self):
# Run a full backup
b = Run(self.backup.name, const.FullBackup, self.options)
b.run()
for cycle in xrange(self.cycles):
print(str(cycle)+"\r")
time.sleep(1)
# Change some files
with open(os.path.join(self.files_folder, "incr"), "w") as f:
f.write(os.urandom(100))
with open(os.path.join(self.files_folder, str(cycle)), "w") as f:
f.write(os.urandom(100))
# Run an incr backup
b = Run(self.backup.name, const.IncrBackup, self.options)
b.run()
# Attempt to restore every file
r = Restore(self.restore_folder, [self.files_folder],
datetime.now(), self.options)
r.run()
# Lets break it
# os.remove(os.path.join(self.restore_folder, self.files_folder[1:], "1"))
# with open(os.path.join(self.files_folder, "incr"), "w") as f:
# f.write("-1")
# with open(os.path.join(self.restore_folder, self.files_folder[1:], "8"), "w") as f:
# f.write("-1")
# Check that the restored folder and original folder are identical
left = unicode(self.files_folder)
right = unicode(os.path.join(self.restore_folder, self.files_folder[1:]))
d = utils.dircmp(left, right)
self.assertEqual(d.left_only, set())
self.assertEqual(d.right_only, set())
self.assertEqual(d.diff_files, set())
self.assertTrue(len(d.same_files) > 0)
# Check that all files are in the DB
for folder, _, local_files in os.walk(self.files_folder):
for file in local_files:
path = os.path.join(file, folder)
# This will raise an exception if it does not exist
self.db.select_path(path, build=False)
def run_cycle_test(self):
options = BlankClass()
options.dry_run = False
options.message = False
options.email = False
options.shutdown = False
options.norecurse = False
# Run a full backup
b = Run("testbackup1", const.FullBackup, options)
b.run()
# Run a full backup
b = Run("testbackup2", const.FullBackup, options)
b.run()
# Now restore two files, one that will be on each store.
restore_file1 = os.path.join(self.files_folder, "dir1", "f2.mp3")
dest_file1 = os.path.join(self.restore_folder, restore_file1[1:])
restore_file2 = os.path.join(self.files_folder, "dir2", "f3.exe")
dest_file2 = os.path.join(self.restore_folder, restore_file2[1:])
restore_file3 = os.path.join(self.files_folder, "dir3", "f4.txt")
dest_file3 = os.path.join(self.restore_folder, restore_file3[1:])
r = Restore(self.restore_folder, [restore_file1, restore_file2, restore_file3],
datetime.now(), options)
r.run()
for path in [dest_file1, dest_file2, dest_file3]:
if not os.path.exists(path):
raise Exception("File %s was not restored" % path)
if open(path).read() != self.teststring1:
raise Exception("Restored file contents incorrect %s" % path)
os.remove(path)
# Make sure the store is the right size
for name in self.config.storage:
store = self.config.storage[name].copy()
size, used, avail = store.current_usage()
log.debug("Store", store.name, "size", size, "used", used, "avail", avail)
if store.auto_manage and used > size:
raise Exception("Store %s has grown too large" % store.name)
######################PART 2
#wait a little
time.sleep(1.1)
for path in [restore_file1, restore_file2, restore_file3]:
# Make a change
with open(path, "w") as f:
f.write(self.teststring2)
#wait a little
time.sleep(1.1)
# Run an incremental backup
b = Run("testbackup1", const.IncrBackup, options)
b.run()
# Run an incremental backup
b = Run("testbackup2", const.IncrBackup, options)
b.run()
time.sleep(1.1)
r = Restore(self.restore_folder, [restore_file1, restore_file2, restore_file3],
datetime.now(), options)
r.run()
for path in [dest_file1, dest_file2, dest_file3]:
if not os.path.exists(path):
raise Exception("File %s was not restored after INCR %s" % path)
if open(path).read() != self.teststring2:
raise Exception("Restored file contents incorrect after INCR %s" % path)
# raise Exception("Test Failure")
# Make sure the store is the right size
for name in self.config.storage:
store = self.config.storage[name].copy()
size, used, avail = store.current_usage()
log.debug("Store", store.name, "size", size, "used", used)
if store.auto_manage and used > size:
raise Exception("Store %s has grown too large" % store.name)
time.sleep(1.1)
# change it back
for path in [restore_file1, restore_file2, restore_file3]:
with open(path, "w") as f:
f.write(self.teststring1)
