def save(self, msg, uri, defaultExpires=3600):
'''Save the contacts from REGISTER or PUBLISH msg to P2P storage.'''
expires = int(msg.Expires.value if msg.Expires else defaultExpires)
existing = yield self.p2p.get(H(uri))
if msg.Contact and msg.first(
'Contact').value == '*': # single contact: * header
if msg.Expires and msg.Expires.value == '0': # unregistration msg
if existing:
for value, nonce, Kp, expires in existing:
yield self.p2p.remove(H(uri), value, nonce,
expires + 1)
existing = []
else: # handle individual contact headers in the msg
existing = dict([(str(Header(str(x[0]), 'Contact').value.uri), x)
for x in existing])
now, remove, update = time.time(), [], []
for c in msg.all('Contact'): # for all contacts in the new msg
e = now + (expires if 'expires' not in c else int(c.expires)
) # expiration for this contact.
if e <= now: remove.append(c)
else: update.insert(0, (c, e))
for c in remove:
if c.value.uri in existing:
value, nonce, Kp, expires = existing[c.value.uri]
yield self.p2p.remove(H(uri), value, nonce, expires + 1)
for c, e in update:
if c.value.uri in existing:
value, nonce, Kp, expires = existing[c.value.uri]
yield self.p2p.put(H(uri), value, nonce, now + e)
else:
yield self.p2p.put(H(uri), str(c.value), dht.randomNonce(),
now + e)
if _debug: print 'save', self.location, 'returning True'
raise StopIteration(True)
def save(self, msg, uri, defaultExpires=3600):
'''Save the contacts from REGISTER or PUBLISH msg to P2P storage.'''
expires = int(msg.Expires.value if msg.Expires else defaultExpires)
existing = yield self.p2p.get(H(uri))
if msg.Contact and msg.first('Contact').value == '*': # single contact: * header
if msg.Expires and msg.Expires.value == '0': # unregistration msg
if existing:
for value, nonce, Kp, expires in existing:
yield self.p2p.remove(H(uri), value, nonce, expires+1)
existing = []
else: # handle individual contact headers in the msg
existing = dict([(str(Header(str(x[0]), 'Contact').value.uri), x) for x in existing])
now, remove, update = time.time(), [], []
for c in msg.all('Contact'): # for all contacts in the new msg
e = now + (expires if 'expires' not in c else int(c.expires)) # expiration for this contact.
if e<=now: remove.append(c)
else: update.insert(0, (c, e))
for c in remove:
if c.value.uri in existing:
value, nonce, Kp, expires = existing[c.value.uri]
yield self.p2p.remove(H(uri), value, nonce, expires+1)
for c, e in update:
if c.value.uri in existing:
value, nonce, Kp, expires = existing[c.value.uri]
yield self.p2p.put(H(uri), value, nonce, now+e)
else:
yield self.p2p.put(H(uri), str(c.value), dht.randomNonce(), now+e)
if _debug: print 'save', self.location, 'returning True'
raise StopIteration(True)
def bind(self, identity, interval=3600):
"""Bind the server socket to the given identity."""
if hasattr(self, "identity"):
raise Exception("socket already bound")
self.identity, self.nonce, self.expires = identity, dht.randomNonce(), time.time() + interval
result = yield self.put(guid=H(identity), value=self.net.node.guid, nonce=self.nonce, expires=self.expires)
raise StopIteration(result)
def bind(self, identity, interval=3600):
'''Bind the server socket to the given identity.'''
if hasattr(self, 'identity'): raise Exception('socket already bound')
self.identity, self.nonce, self.expires = identity, dht.randomNonce(
), time.time() + interval
result = yield self.put(guid=H(identity),
value=self.net.node.guid,
nonce=self.nonce,
expires=self.expires)
raise StopIteration(result)
