def _strict_router_workaround(fwd_result):
# The proxy MUST place the Request-URI into the Route header
# field as the last value.
sip_msg, opts = fwd_result
route_hdr = sip_msg.get(ROUTE_HEADER)
ruri_route = RouteHeader.make_route(sip_msg.ruri)
route_hdr.route_set.add_last(ruri_route)
# The proxy MUST then place the first Route header field value
# into the Request-URI and remove that value from the Route
# header field.
sip_msg.ruri = route_hdr.route_set.first.uri
route_hdr.route_set.remove_first()
sip_msg.set(ROUTE_HEADER, route_hdr)
return sip_msg, ForwardOptions(routing='strict')
def _fwd_record_route(target, fwd_result, proxy_params):
"""
Args:
target:
fwd_result:
proxy_params (ProxyOptionsDetails):
Returns:
"""
sip_msg, opts = fwd_result
if proxy_params.record_route_uri is not None:
rr = proxy_params.record_route_uri.clear_not_allowed_parts(
RECORD_ROUTE_HEADER)
rr.set_param(PARAM_LR, True)
rrroute = RouteHeader.make_route(rr)
rr_set = sip_msg.find(RECORD_ROUTE_HEADER)
if isinstance(rr_set, NotFound):
rr_set = RouteHeader()
rr_set.route_set.add_first(rrroute)
sip_msg.set(RECORD_ROUTE_HEADER, rr_set)
return sip_msg, opts