@defaultconfig
@depend(redisdb.RedisDB)
class RedisNotifier(Module):
"""
Update notification with Redis Pub/Sub
"""
_default_vhostbind = ''
_default_prefix = 'vlcp.updatenotifier.'
_default_singlecastlimit = 256
_default_deflate = False
def __init__(self, server):
Module.__init__(self, server)
self.createAPI(api(self.createnotifier))
def load(self, container):
self.scheduler.queue.addSubQueue(999, ModifyListen.createMatcher(), "redisnotifier_modifylisten")
for m in Module.load(self, container):
yield m
def unload(self, container, force=False):
for m in Module.unload(self, container, force=force):
yield m
for m in container.syscall_noreturn(syscall_removequeue(self.scheduler.queue, "redisnotifier_modifylisten")):
yield m
def createnotifier(self):
"Create a new notifier object"
n = _Notifier(self.vhostbind, self.prefix, self.scheduler, self.singlecastlimit, self.deflate)
n.start()
return n
UpdateNotifier = proxy('UpdateNotifier', RedisNotifier)
'''
Created on 2016/3/22
:author: hubo
'''
import vlcp.service.connection.redisdb as redisdb
from vlcp.server.module import proxy
KVStorage = proxy('KVStorage', redisdb.RedisDB)
# module.redisdb.deflate=True
_default_deflate = False
def __init__(self, server):
Module.__init__(self, server)
self.createAPI(api(self.createnotifier))
def load(self, container):
self.scheduler.queue.addSubQueue(999, ModifyListen.createMatcher(),
"redisnotifier_modifylisten")
for m in Module.load(self, container):
yield m
def unload(self, container, force=False):
for m in Module.unload(self, container, force=force):
yield m
for m in container.syscall_noreturn(
syscall_removequeue(self.scheduler.queue,
"redisnotifier_modifylisten")):
yield m
def createnotifier(self):
"Create a new notifier object"
n = _Notifier(self.vhostbind, self.prefix, self.scheduler,
self.singlecastlimit, self.deflate)
n.start()
return n
UpdateNotifier = proxy('UpdateNotifier', RedisNotifier)
self._set(k, v, t, timeout)
else:
self.delete(k)
return (newkeys, newvs)
def return_self_updater(func):
'''
Run func, but still return v. Useful for using knowledge.update with operates like append, extend, etc.
e.g. return_self(lambda k,v: v.append('newobj'))
'''
@functools.wraps(func)
def decorator(k, v):
func(k, v)
return v
return decorator
def escape_key(k):
"Escape k, ensuring there is not a '.' in the string."
return k.replace('+', '+_').replace('.', '++')
def unescape_key(k):
"Unescape key to get '.' back"
return k.replace('++', '.').replace('+_', '+')
MemoryStorage = proxy('MemoryStorage', Knowledge)
