35 lines
No EOL
1.3 KiB
Python
35 lines
No EOL
1.3 KiB
Python
from paramiko.ssh_exception import SSHException, NoValidConnectionsError
|
|
from socket import timeout
|
|
|
|
class retry:
|
|
"""Decorator used to automatically retry operations throwing exceptions
|
|
"""
|
|
def __init__(self, exceptions: tuple[BaseException] = None):
|
|
"""Initializing the retry decorator
|
|
|
|
Args:
|
|
exceptions (tuple, optional): A tuple containing exception classes
|
|
that should be handled by the decorator. If none, handle only
|
|
paramiko.ssh_exception.SSHException/NoValidConnectionsError and
|
|
socket.timeout/TimeoutError. Defaults to None.
|
|
"""
|
|
self.exceptions = exceptions or (SSHException, NoValidConnectionsError,
|
|
timeout, TimeoutError)
|
|
|
|
def __call__(self, f):
|
|
"""Return a function through the retry decorator
|
|
|
|
Args:
|
|
f (function): Function to wrap in the decorator
|
|
|
|
Returns:
|
|
function: Function wrapping the passed function
|
|
"""
|
|
def wrapped_f(*args, **kwargs):
|
|
while True:
|
|
try:
|
|
return f(*args, **kwargs)
|
|
except self.exceptions as e:
|
|
print("Caught expected exception: " + repr(e))
|
|
|
|
return wrapped_f |