def _create_request(self, code, cseq=None): # 12.2.1 UAC Behavior (Requests within a Dialog) route = self._route_set if not route: uri = self._remote_target elif ';lr' in route[0]: uri = self._remote_target else: uri = route.pop(0) route.append(self._remote_target) if not self._local_cseq: self._local_cseq = 1 # FIXME 8.1.1.5 if not cseq: self._local_cseq += 1 cseq = self._local_cseq request = SIPRequest(code, self._remote_target) if route: request.add_header("Route", SIPRoute(route)) request.add_header( "To", SIPContact(None, self._remote_uri, self._remote_tag)) request.add_header("From", SIPContact(None, self._local_uri, self._local_tag)) request.add_header("Call-ID", self._call_id) request.add_header("CSeq", SIPCSeq(cseq, code)) return request
def _create_cancel_request(self, original_request): # 9.1 Client Behavior (Canceling a request) request = SIPRequest("CANCEL", original_request.uri) request.clone_headers("Route", original_request) request.clone_headers("To", original_request) request.clone_headers("From", original_request) request.clone_headers("Call-ID", original_request) cseq = original_request.cseq.number request.add_header("CSeq", SIPCSeq(cseq, "CANCEL")) return request
def _create_ack_request(self, response): # 17.1.1.3 Construction of the ACK Request request = SIPRequest("ACK", self._request.uri) request.clone_headers("Route", self._request) request.clone_headers("To", response) request.clone_headers("From", self._request) request.clone_headers("Call-ID", self._request) request.clone_headers("Via", self._request) #FIXME single via request.add_header("CSeq", SIPCSeq(self._request.cseq.number, "ACK")) return request
def _create_ack_request(self, response): # 17.1.1.3 Construction of the ACK Request request = SIPRequest("ACK", self._request.uri) request.clone_headers("Route", self._request) request.clone_headers("To", response) request.clone_headers("From", self._request) request.clone_headers("Call-ID", self._request) request.clone_headers("Via", self._request) #FIXME single via request.add_header("CSeq", SIPCSeq(self._request.cseq.number, "ACK")) return request
def _create_cancel_request(self, original_request): # 9.1 Client Behavior (Canceling a request) request = SIPRequest("CANCEL", original_request.uri) request.clone_headers("Route", original_request) request.clone_headers("To", original_request) request.clone_headers("From", original_request) request.clone_headers("Call-ID", original_request) cseq = original_request.cseq.number request.add_header("CSeq", SIPCSeq(cseq, "CANCEL")) return request
def _create_request(self, code, cseq=None): # 12.2.1 UAC Behavior (Requests within a Dialog) route = self._route_set if not route: uri = self._remote_target elif ';lr' in route[0]: uri = self._remote_target else: uri = route.pop(0) route.append(self._remote_target) if not self._local_cseq: self._local_cseq = 1 # FIXME 8.1.1.5 if not cseq: self._local_cseq += 1 cseq = self._local_cseq request = SIPRequest(code, self._remote_target) if route: request.add_header("Route", SIPRoute(route)) request.add_header("To", SIPContact(None, self._remote_uri, self._remote_tag)) request.add_header("From", SIPContact(None, self._local_uri, self._local_tag)) request.add_header("Call-ID", self._call_id) request.add_header("CSeq", SIPCSeq(cseq, code)) return request
def create_request(self, code, to_uri, uri=None, tag=None, call_id=None, cseq=None): """ Create a request outside of a dialog """ # 8.1.1 Generating the Request (UAC Behavior) if uri is None: uri = to_uri if tag is None: tag = self._generate_tag() if call_id is None: call_id = self._generate_call_id() if cseq is None: cseq = self._generate_cseq() request = SIPRequest(code, uri) request.add_header("To", SIPContact("0", to_uri)) request.add_header("From", SIPContact("0", self.self_uri, tag)) request.add_header("Call-Id", call_id) request.add_header("CSeq", SIPCSeq(cseq, code)) return request
def create_request(self, code, to_uri, uri=None, tag=None, call_id=None, cseq=None): """ Create a request outside of a dialog """ # 8.1.1 Generating the Request (UAC Behavior) if uri is None: uri = to_uri if tag is None: tag = self._generate_tag() if call_id is None: call_id = self._generate_call_id() if cseq is None: cseq = self._generate_cseq() request = SIPRequest(code, uri) request.add_header("To", SIPContact("0", to_uri)) request.add_header("From", SIPContact("0", self.self_uri, tag)) request.add_header("Call-Id", call_id) request.add_header("CSeq", SIPCSeq(cseq, code)) return request
def build_request(self, code, uri, to, name="0", incr=False): request = SIPRequest(code, uri) request.add_header("Via", "SIP/2.0/%s %s:%s" % (self._transport_protocol, self._ip, self._port)) request.add_header("Max-Forwards", 70) request.add_header("Call-ID", self.id) request.add_header("CSeq", "%i %s" % (self.get_cseq(incr), code)) request.add_header("To", to) request.add_header("From", self.build_from_header(name)) request.add_header("User-Agent", USER_AGENT) return request