def save_config(connection, path, config_name):
"""
Saves config file with new content.
Returns empty string for valid flask response and error message otherwise.
"""
new_content = request.values.get('content', '')
root_passwd = request.values.get('root_passwd', '')
if new_content:
try:
f = connection.get_file(os.path.join(path, config_name), 'w')
except Exception as e:
logger.exception(e)
return 'Error while opening file %s.<br>%s' % (config_name, e)
else:
f.write(new_content)
f.close()
logger.info('%s was successfully saved.' % config_name)
elif not new_content:
msg = 'Attempting for writing of empty content to %s.' % config_name
logger.error(msg)
return msg
else:
return 'Invalid root password.'
return ''
def save_config(connection, path, config_name):
"""
Saves config file with new content.
Returns empty string for valid flask response and error message otherwise.
"""
new_content = request.values.get('content', '')
root_passwd = request.values.get('root_passwd', '')
if new_content:
try:
f = connection.get_file(os.path.join(path, config_name), 'w')
except Exception as e:
logger.exception(e)
return 'Error while opening file %s.<br>%s' % (config_name, e)
else:
f.write(new_content)
f.close()
logger.info('%s was successfully saved.' % config_name)
elif not new_content:
msg = 'Attempting for writing of empty content to %s.' % config_name
logger.error(msg)
return msg
else:
return 'Invalid root password.'
return ''
def get_data_path(connection):
"""
Tries to get data path from /etc/fstab and then from
moosefs_tool.ini. Returns empty if it fails.
"""
path = ''
try:
logger.info('Getting data path from /etc/fstab.')
f = connection.get_file('/etc/fstab', 'r')
for line in f.readlines():
if line.startswith('mfsmount') and 'mfsmeta' not in line:
path = line.split()[1]
logger.info('Data path %s was got successfully.' % path)
except IOError:
logger.exception(
mfs_exceptions.DataPathGettingFailed(
'Cannot read /etc/fstab file.'))
except IndexError:
logger.exception(
mfs_exceptions.DataPathGettingFailed('Cannot parse /etc/fstab.'))
except Exception as e:
logger.exception(
mfs_exceptions.DataPathGettingFailed('Unresolved exception:\n%s' %
e))
if not path:
logger.info('Getting data path from %s.' % \
config_helper.DEFAULT_MFSTOOL_CONFIG_PATH)
path = config_helper.moose_options.get('data_path', '')
if path:
logger.info('Data path %s was got successfully.' % path)
return path
def get_data_path(connection):
"""
Tries to get data path from /etc/fstab and than from
moosefs_tool.ini. Returns empty if it fails.
"""
path = ''
try:
logger.info('Getting data path from /etc/fstab.')
f = connection.get_file('/etc/fstab', 'r')
for line in f.readlines():
if 'fuse' in line and 'mfsmount' in line:
path = line.split()[1]
logger.info('Data path %s was got successfully.' % path)
except IOError:
logger.exception(mfs_exceptions.DataPathGettingFailed(
'Cannot read /etc/fstab file.'))
except IndexError:
logger.exception(mfs_exceptions.DataPathGettingFailed(
'Cannot parse /etc/fstab.'))
except Exception as e:
logger.exception(mfs_exceptions.DataPathGettingFailed(
'Unresolved exception:\n%s' % e))
if not path:
logger.info('Getting data path from moosefs_tool.ini.')
path = roots.get('data_path', '')
if path:
logger.info('Data path %s was got successfully.' % path)
return path
def get_data_path(connection):
"""
Tries to get data path from /etc/fstab and then from
moosefs_tool.ini. Returns empty if it fails.
"""
path = ''
try:
logger.info('Getting data path from /etc/fstab.')
f = connection.get_file('/etc/fstab', 'r')
for line in f.readlines():
if line.startswith('mfsmount') and 'mfsmeta' not in line:
path = line.split()[1]
logger.info('Data path %s was got successfully.' % path)
except IOError:
logger.exception(mfs_exceptions.DataPathGettingFailed(
'Cannot read /etc/fstab file.'))
except IndexError:
logger.exception(mfs_exceptions.DataPathGettingFailed(
'Cannot parse /etc/fstab.'))
except Exception as e:
logger.exception(mfs_exceptions.DataPathGettingFailed(
'Unresolved exception:\n%s' % e))
if not path:
logger.info('Getting data path from %s.' % \
config_helper.DEFAULT_MFSTOOL_CONFIG_PATH)
path = config_helper.moose_options.get('data_path', '')
if path:
logger.info('Data path %s was got successfully.' % path)
return path
def create_targz(path_to_archive, source_data, suffix='backup'):
"""
Returns .tar.gz archive with 'source_data' (file, directory, etc.),
stored in 'path_to_archive'.
Archive name consists of timestamp in format '%d%m%Y-%H%M%S', suffix and
extension 'tar.gz'.
E.g.: 05042014_152340_backup.tar.gz
"""
archive_name = os.path.join(path_to_archive,
datetime.datetime.now().strftime("%d-%m-%Y--%H:%M:%S") + \
'_' + suffix + '.tar.gz')
try:
tar = tarfile.open(archive_name, "w:gz")
tar.add(source_data)
except Exception as e:
logger.exception(e)
return str(e)
else:
logger.info('Backup \"%s\" was successfully created.' % archive_name)
tar.close()
return ''
