def waitconnection(self, datapathid, timeout=30, vhost=''):
"Wait for a datapath connection"
for m in self.getconnection(datapathid, vhost):
yield m
c = self.apiroutine.retvalue
if c is None:
for m in self.apiroutine.waitWithTimeout(
timeout,
OVSDBBridgeSetup.createMatcher(state=OVSDBBridgeSetup.UP,
datapathid=datapathid,
vhost=vhost)):
yield m
if self.apiroutine.timeout:
raise ConnectionResetException('Datapath is not connected')
self.apiroutine.retvalue = self.apiroutine.event.connection
else:
self.apiroutine.retvalue = c
def waitconnection(self, datapathid, auxiliaryid=0, timeout=30, vhost=''):
"Wait for a datapath connection"
for m in self._wait_for_sync():
yield m
c = self._getconnection(datapathid, auxiliaryid, vhost)
if c is None:
for m in self.apiroutine.waitWithTimeout(
timeout,
OpenflowConnectionStateEvent.createMatcher(
datapathid,
auxiliaryid,
OpenflowConnectionStateEvent.CONNECTION_SETUP,
_ismatch=lambda x: x.createby.vhost == vhost)):
yield m
if self.apiroutine.timeout:
raise ConnectionResetException(
'Datapath %016x is not connected' % datapathid)
self.apiroutine.retvalue = self.apiroutine.event.connection
else:
self.apiroutine.retvalue = c
def waitbridgebyuuid(self, connection, uuid, timeout = 30):
"Wait for bridge with specified _uuid appears and return the datapath-id"
for m in self.getbridgebyuuid(connection, uuid):
yield m
if self.apiroutine.retvalue is None:
bridge_setup = OVSDBBridgeSetup.createMatcher(state = OVSDBBridgeSetup.UP,
connection = connection,
bridgeuuid = uuid
)
conn_down = JsonRPCConnectionStateEvent.createMatcher(JsonRPCConnectionStateEvent.CONNECTION_DOWN,
connection,
connection.connmark)
for m in self.apiroutine.waitWithTimeout(timeout, bridge_setup, conn_down):
yield m
if self.apiroutine.timeout:
raise OVSDBBridgeNotAppearException('Bridge ' + repr(uuid) + ' does not appear')
elif self.apiroutine.matcher is conn_down:
raise ConnectionResetException('Connection is down before bridge ' + repr(uuid) + ' appears')
else:
self.apiroutine.retvalue = self.apiroutine.event.datapathid
async def waitconnection(self,
datapathid,
auxiliaryid=0,
timeout=30,
vhost=''):
"Wait for a datapath connection"
await self._wait_for_sync()
c = self._getconnection(datapathid, auxiliaryid, vhost)
if c is None:
timeout_, ev, _ = await self.apiroutine.wait_with_timeout(
timeout,
OpenflowConnectionStateEvent.createMatcher(
datapathid,
auxiliaryid,
OpenflowConnectionStateEvent.CONNECTION_SETUP,
_ismatch=lambda x: x.createby.vhost == vhost))
if timeout_:
raise ConnectionResetException(
'Datapath %016x is not connected' % datapathid)
return ev.connection
else:
return c
async def waitbridgebyuuid(self, connection, uuid, timeout=30):
"Wait for bridge with specified _uuid appears and return the datapath-id"
dpid = await self.getbridgebyuuid(connection, uuid)
if dpid is None:
bridge_setup = OVSDBBridgeSetup.createMatcher(
state=OVSDBBridgeSetup.UP,
connection=connection,
bridgeuuid=uuid)
conn_down = JsonRPCConnectionStateEvent.createMatcher(
JsonRPCConnectionStateEvent.CONNECTION_DOWN, connection,
connection.connmark)
timeout_, ev, m = await self.apiroutine.wait_with_timeout(
timeout, bridge_setup, conn_down)
if timeout_:
raise OVSDBBridgeNotAppearException('Bridge ' + repr(uuid) +
' does not appear')
elif m is conn_down:
raise ConnectionResetException(
'Connection is down before bridge ' + repr(uuid) +
' appears')
else:
return ev.datapathid
else:
return dpid