| Dir : /proc/self/root/opt/saltstack/salt/extras-3.10/pyroute2/ndb/ |
| Server: Linux ngx353.inmotionhosting.com 4.18.0-553.22.1.lve.1.el8.x86_64 #1 SMP Tue Oct 8 15:52:54 UTC 2024 x86_64 IP: 209.182.202.254 |
| Dir : //proc/self/root/opt/saltstack/salt/extras-3.10/pyroute2/ndb/events.py |
import threading
import time
class SyncStart(Exception):
pass
class SchemaFlush(Exception):
pass
class SchemaReadLock(Exception):
pass
class SchemaReadUnlock(Exception):
pass
class SchemaGenericRequest(object):
def __init__(self, response, *argv, **kwarg):
self.response = response
self.argv = argv
self.kwarg = kwarg
class MarkFailed(Exception):
pass
class DBMExitException(Exception):
pass
class ShutdownException(Exception):
pass
class RescheduleException(Exception):
pass
class InvalidateHandlerException(Exception):
pass
class State(object):
events = None
def __init__(self, prime=None, log=None, wait_list=None):
wait_list = wait_list or []
self.events = []
self.log = log
self.wait_list = {x: threading.Event() for x in wait_list}
if prime is not None:
self.load(prime)
def wait(self, state, *argv, **kwarg):
return self.wait_list[state].wait(*argv, **kwarg)
def load(self, prime):
self.events = []
for state in prime.events:
self.events.append(state)
def transition(self):
if len(self.events) < 2:
return None
return (self.events[-2][1], self.events[-1][1])
def get(self):
if not self.events:
return None
return self.events[-1][1]
def set(self, state):
for key in self.wait_list:
if key == state:
self.wait_list[key].set()
else:
self.wait_list[key].clear()
if self.log is not None:
self.log.debug(state)
if self.events and self.events[-1][1] == state:
self.events.pop()
self.events.append((time.time(), state))
return state
def __eq__(self, other):
if not self.events:
return False
return self.events[-1][1] == other
def __ne__(self, other):
if not self.events:
return True
return self.events[-1][1] != other