def unsubscribe(self):
if not self.isSubscribed:
return
soapEnvelope = Soap12Envelope(
Prefix.partialMap(Prefix.S12, Prefix.WSA, Prefix.WSE))
soapEnvelope.setAddress(
WsAddress(
action=
'http://schemas.xmlsoap.org/ws/2004/08/eventing/Unsubscribe',
to=urllib.parse.urlunparse(self._subscriptionManagerAddress)))
self._add_device_references(soapEnvelope)
soapEnvelope.addBodyElement(etree_.Element(wseTag('Unsubscribe')))
resultSoapEnvelope = self.dpwsHosted.soapClient.postSoapEnvelopeTo(
self._subscriptionManagerAddress.path,
soapEnvelope,
msg='unsubscribe')
responseAction = resultSoapEnvelope.address.action
# check response: response does not contain explicit status. If action== UnsubscribeResponse all is fine.
if responseAction == 'http://schemas.xmlsoap.org/ws/2004/08/eventing/UnsubscribeResponse':
self._logger.info(
'unsubscribe: end of subscription {} was confirmed.',
self._filter)
else:
self._logger.error('unsubscribe: unexpected response action: {}',
resultSoapEnvelope.as_xml(pretty=True))
raise RuntimeError(
'unsubscribe: unexpected response action: {}'.format(
resultSoapEnvelope.as_xml(pretty=True)))
def _mkGetStatusEnvelope(self):
soapEnvelope = Soap12Envelope(Prefix.partialMap(Prefix.S12, Prefix.WSA, Prefix.WSE))
soapEnvelope.setAddress(WsAddress(action='http://schemas.xmlsoap.org/ws/2004/08/eventing/GetStatus',
to=urllib.parse.urlunparse(self._subscriptionManagerAddress)))
self._add_device_references(soapEnvelope)
bodyNode = etree_.Element(wseTag('GetStatus'))
soapEnvelope.addBodyElement(bodyNode)
return soapEnvelope
def _mkRenewEnvelope(self, expire_minutes):
soapEnvelope = Soap12Envelope(Prefix.partialMap(Prefix.S12, Prefix.WSA, Prefix.WSE))
soapEnvelope.setAddress(WsAddress(action='http://schemas.xmlsoap.org/ws/2004/08/eventing/Renew',
to=urllib.parse.urlunparse(self._subscriptionManagerAddress)))
self._add_device_references(soapEnvelope)
renewNode = etree_.Element(wseTag('Renew'), nsmap=Prefix.partialMap(Prefix.WSE))
expiresNode = etree_.SubElement(renewNode, wseTag('Expires'), nsmap=Prefix.partialMap(Prefix.WSE))
expiresNode.text = isoduration.durationString(expire_minutes * 60)
soapEnvelope.addBodyElement(renewNode)
return soapEnvelope
def _mkSubscribeEnvelope(self, subscribe_epr, expire_minutes):
soapEnvelope = Soap12Envelope(Prefix.partialMap(Prefix.S12, Prefix.WSA, Prefix.WSE))
soapEnvelope.setAddress(WsAddress(action='http://schemas.xmlsoap.org/ws/2004/08/eventing/Subscribe',
to=subscribe_epr))
body = WsSubscribe(notifyTo=WsaEndpointReferenceType(self._notification_url,
referenceParametersNode=[self.notifyTo_identifier]),
endTo=WsaEndpointReferenceType(self._endTo_url,
referenceParametersNode=[self._endTo_identifier]),
expires=expire_minutes * 60,
filter_=self._filter)
soapEnvelope.addBodyObject(body)
return soapEnvelope
def _mkGetRequest(self, sdcDevice, porttype, method, endpoint_reference):
if sdcDevice is self.sdcDevice_final:
ns = sdcDevice.mdib.sdc_definitions.DPWS_SDCNamespace
else:
ns = sdcDevice.mdib.sdc_definitions.MessageModelNamespace
action = '{}/{}/{}'.format(ns, porttype, method)
bodyNode = etree_.Element(msgTag(method))
soapEnvelope = Soap12Envelope(
Prefix.partialMap(Prefix.S12, Prefix.WSA, Prefix.MSG))
identifier = uuid.uuid4().urn
soapEnvelope.addHeaderObject(
WsAddress(messageId=identifier,
action=action,
to=endpoint_reference))
soapEnvelope.addBodyObject(GenericNode(bodyNode))
soapEnvelope.validateBody(sdcDevice.mdib.bicepsSchema.bmmSchema)
return soapEnvelope