def _get_last_backup(self):
"""
Get the last backup path
Return None if not available
:returns: string
"""
path = os.path.join(self.destination.path, self.name)
self.destination.check_availability()
if self.destination.is_local():
if not os.path.isdir(path):
return None
#filenames = [os.path.join(path, el) for el in os.listdir(path)]
filenames = os.listdir(path)
elif self.destination.is_ssh():
#First, create at least the target if does not exists
command = ['ssh', '-t', self.destination.login, 'mkdir', '-p', path]
self.logger.debug('SSH mkdir command: ' + str(command))
process = subprocess.Popen(command, bufsize=4096, stdout=subprocess.PIPE)
stdout, stderr = process.communicate()
self.logger.debug('SSH mkdir result: ' + stdout.decode())
command = ['ssh', '-t', self.destination.login, 'ls', '-1', path]
self.logger.debug('SSH ls command: ' + str(command))
process = subprocess.Popen(command, bufsize=4096, stdout=subprocess.PIPE)
stdout, stderr = process.communicate()
filenames = stdout.decode()
filenames = filenames.split('\n')
filenames = [x.strip('\r') for x in filenames if x != '']
last = utils.get_last_file(filenames)
if last is not None:
last = os.path.join(path, last)
self.logger.debug('_get_last_backup returns: %s', last)
return last
def test_list_date(self):
file_list = []
now = datetime.datetime.now()
for day in range(0,20):
date = now - datetime.timedelta(days=day)
filename = date.strftime("%Y-%m-%d_%Hh%Mm%Ss")
file_list.append(filename)
expected = now.strftime("%Y-%m-%d_%Hh%Mm%Ss")
result = get_last_file(file_list)
self.assertEqual(result, expected)
def test_list_poison(self):
file_list = ['poison']
expected = None
result = get_last_file(file_list)
self.assertEqual(result, expected)
def test_list_empty(self):
file_list = []
expected = None
result = get_last_file(file_list)
self.assertEqual(result, expected)