def backup_db(self, backup_url=None):
print('> Starting backup...')
with open(self._config_path, 'r+') as f:
config = f.read()
config = string_to_json(config)
home = extract(body=config, path='$.homedir')
backup = extract(
body=config,
path='$.backupdir') if not backup_url else backup_url
if not os.path.isdir(home):
print('The path specified for home does not exist: %s' % home)
sys.exit()
if not os.path.isdir(backup):
print('The path specified for backup does not exist: %s' % backup)
sys.exit()
timestamp = datetime.now().strftime('%Y%m%d_%H%M%S')
output = os.path.join(backup, timestamp)
os.mkdir(output)
home = os.path.join(os.path.abspath(home), 'mongodump.exe')
try:
if os.path.exists(home):
if os.path.exists(output):
print('> Making backup in: %s' % output)
subprocess.run('%s --out %s' % (home, output))
print(
'> Updating mongo_tools_config.json file last update.')
with open(self._config_path, 'w+') as f:
config = update_json(
body=config, values={'$.lastupdate': timestamp})
config = dumps(config)
f.write(config)
print('> Backup done!')
else:
raise ValueError
else:
raise ValueError
except ValueError as e:
os.removedirs(output)
if not os.path.exists(backup):
os.mkdir(backup)
print('Could not find paths. Backup directory was deleted.')
print('Check paths: \n homedir: %s \n backupdir: %s' %
(home, output))
def restore_db(self, directory=None):
print('> Restoring local MongoDB files...')
with open(self._config_path, 'r+') as f:
config = f.read()
config = string_to_json(config)
home = extract(body=config, path='$.homedir')
backup = extract(body=config, path='$.backupdir')
if not os.path.isdir(home):
print('The path specified for home does not exist: %s' % home)
sys.exit(1)
if not os.path.isdir(backup):
print('The path specified for backup does not exist: %s' % backup)
sys.exit(1)
all_subdirs = [d for d in os.listdir(backup) if os.path.isdir(backup)]
latest_subdir = max(all_subdirs)
home = os.path.join(os.path.abspath(home), 'mongorestore.exe')
if directory:
restore = os.path.join(backup, directory)
else:
restore = os.path.join(backup, latest_subdir)
try:
if os.path.exists(home):
if os.path.exists(restore):
print('Restoring files from: %s' % restore)
subprocess.run('%s %s' % (home, restore))
print(
'> Updating mongo_tools_config.json file last update.')
with open(self._config_path, 'w+') as f:
config = update_json(
body=config,
values={'$.lastupdate': latest_subdir})
config = dumps(config)
f.write(config)
print('> Backup done!')
else:
raise ValueError
else:
raise ValueError
except Exception as e:
print('Could not find make restore.')
print('Check paths: \n homedir: %s \n restore from: %s' %
(home, restore))
print('Error thrown: \n %s' % e)
def config_db(self, **kwargs):
print('> Updating path..')
with open(self._config_path, 'r') as f:
data = f.read()
data = string_to_json(data)
json_values = dict()
for k in kwargs.keys():
json_values['$.%s' % k] = kwargs[k]
data = update_json(body=data,
values=json_values) if json_values else None
if data:
with open(self._config_path, 'w') as f:
data = dumps(data)
f.write(data)
def load_config(self):
with open(self._config_path, 'r+') as f:
config = f.read()
config = string_to_json(config)
return config
