def untar_backup_files():
""" Restores a previous backup into the Cassandra directory structure
from a tar ball.
Raises:
BRException: On untar issues.
"""
logging.info("Untarring Cassandra backup files...")
try:
tar = tarfile.open(BACKUP_FILE_LOCATION, "r:gz")
tar.extractall(path="/")
tar.close()
except tarfile.TarError, tar_error:
logging.exception(tar_error)
raise backup_exceptions.BRException(
"Exception while untarring Zookeeper backup files.")
def untar_backup_files(source):
""" Restores a previous backup into the Cassandra directory structure
from a tar ball.
Args:
source: A str, the path to the backup tar.
Raises:
BRException: On untar issues.
"""
logging.info("Untarring backup file '{0}'...".format(source))
try:
tar = tarfile.open(source, "r:gz")
tar.extractall(path="/")
tar.close()
except tarfile.TarError, tar_error:
logging.exception(tar_error)
raise backup_exceptions.BRException(
"Exception while untarring backup file '{0}'.".format(source))