def ksr_route_registrar(self, msg):
if KSR.pv.get("$rm") != "REGISTER" :
return 1;
if KSR.isflagset(FLT_NATS) :
KSR.setbflag(FLB_NATB);
# do SIP NAT pinging
KSR.setbflag(FLB_NATSIPPING);
if KSR.registrar.save("location", 0)<0 :
KSR.sl.sl_reply_error();
return -255;
def ksr_route_registrar(self, msg):
if KSR.pv.get("$rm") != "REGISTER" :
return 1;
if KSR.isflagset(FLT_NATS) :
KSR.setbflag(FLB_NATB);
# do SIP NAT pinging
KSR.setbflag(FLB_NATSIPPING);
if KSR.registrar.save("location", 0)<0 :
KSR.sl.sl_reply_error();
return -255;
def ksr_route_registrar(self, msg):
if not KSR.is_REGISTER():
return 1
if KSR.isflagset(FLT_NATS):
KSR.setbflag(FLB_NATB)
# do SIP NAT pinging
KSR.setbflag(FLB_NATSIPPING)
if KSR.registrar.save("location", 0) < 0:
KSR.sl.sl_reply_error()
return -255
def ksr_route_async_REGISTER(self, msg):
if KSR.isflagset(self.FLAGS['FLT_NATS']):
KSR.setbflag(self.FLAGS['FLB_NATB'])
# do SIP NAT pinging
KSR.setbflag(self.FLAGS['FLB_NATSIPPING'])
if KSR.registrar.save("location", 0) < 0:
KSR.xlog.xerr("Cant store AoR")
KSR.sl.sl_reply_error()
else:
# Фильтруем УДАЧНЫЕ регистрации на предмет необходимости уведомлений
self.check_registration_uri()
return -255
def ksr_route_natmanage(self, msg):
if KSR.siputils.is_request()>0 :
if KSR.siputils.has_totag()>0 :
if KSR.rr.check_route_param("nat=yes")>0 :
KSR.setbflag(FLB_NATB);
if (not (KSR.isflagset(FLT_NATS) or KSR.isbflagset(FLB_NATB))) :
return 1;
KSR.rtpproxy.rtpproxy_manage("co");
if KSR.siputils.is_request()>0 :
if not KSR.siputils.has_totag() :
if KSR.tmx.t_is_branch_route()>0 :
KSR.rr.add_rr_param(";nat=yes");
if KSR.siputils.is_reply()>0 :
if KSR.isbflagset(FLB_NATB) :
KSR.nathelper.set_contact_alias();
return 1;
def ksr_route_natmanage(self, msg):
if KSR.siputils.is_request()>0 :
if KSR.siputils.has_totag()>0 :
if KSR.rr.check_route_param("nat=yes")>0 :
KSR.setbflag(FLB_NATB);
if (not (KSR.isflagset(FLT_NATS) or KSR.isbflagset(FLB_NATB))) :
return 1;
KSR.rtpproxy.rtpproxy_manage("co");
if KSR.siputils.is_request()>0 :
if not KSR.siputils.has_totag() :
if KSR.tmx.t_is_branch_route()>0 :
KSR.rr.add_rr_param(";nat=yes");
if KSR.siputils.is_reply()>0 :
if KSR.isbflagset(FLB_NATB) :
KSR.nathelper.set_contact_alias();
return 1;
def ksr_special_routing(self, r_user):
if r_user == "SOS":
KSR.dispatcher.ds_select_dst(self.DSIDS['MEDIASERVERS'], 4)
KSR.setbflag(self.FLAGS['FLB_NATB'])
KSR.xlog.xwarn(
"Pressed SOS button. Redirect to asterisk for recording. DURI set to:$du"
)
return True
elif r_user == "7298886":
KSR.xlog.xwarn("Zhilservice")
KSR.seturi("sip:[email protected]")
# Просто так From нельзя менять.
KSR.uac.uac_replace_from_uri("sip:[email protected]")
KSR.setbflag(self.FLAGS['FLB_NATB'])
return True
elif r_user == "VR":
KSR.hdr.append("X-Route-to: VoiceRecognition\r\n")
KSR.dispatcher.ds_select_dst(self.DSIDS['MEDIASERVERS'], 4)
KSR.setbflag(self.FLAGS['FLB_NATB'])
KSR.xlog.xinfo(
"Call for voice recognition redirected to Asterisk. DURI set to:$du"
)
return True
elif re.search("^instruction", r_user):
KSR.dispatcher.ds_select_dst(self.DSIDS['MEDIASERVERS'], 4)
KSR.setbflag(self.FLAGS['FLB_NATB'])
KSR.xlog.xinfo(
"Call redirected to mediaserver. DURI set to:$du RURI:$ru")
return True
elif re.search("^STP_", r_user):
KSR.seturi("sip:{}@interphone.is74.ru:5060".format(r_user))
KSR.hdr.append("X-Route-to: STP\r\n")
KSR.setbflag(self.FLAGS['FLB_NATB'])
KSR.xlog.xinfo("Call redirected to Interphone. RURI set to:$ru")
return True
elif KSR.pv.getw("$fU").lower() in test_domofones:
direct_call = False # Тестовый звонок напрямую на пользователя
KSR.setbflag(self.FLAGS['FLB_NATB'])
if direct_call:
KSR.setuser("id206670") # Подставить выбранного пользователя
if self.ksr_x_route_location() == -255:
exit()
else:
KSR.setdsturi(test_asterisk
) # Маршрутизируем в какой либо сервер принудительно
KSR.setbflag(self.FLAGS['FLB_NATB'])
KSR.xlog.xinfo(
"Test call from $fU to $rU apartment. RURI: $ru DURI: $du")
return True
elif re.search("^(.+)\.vd\.is74\.ru$", r_user):
handset = r_user.split('.')
uri = 'sip:' + handset.pop(0) + '@' + '.'.join(handset)
KSR.xlog.xinfo(
"STP call from $fU to $rU, setting RURI to {}".format(uri))
KSR.seturi(uri)
# Просто так From нельзя менять.
KSR.uac.uac_replace_to_uri(uri)
KSR.setbflag(self.FLAGS['FLB_NATB'])
return True
return False
def ksr_route_natmanage(self):
if (KSR.siputils.is_request() > 0):
if (KSR.siputils.has_totag() > 0) and (KSR.rr.check_route_param("nat=yes") > 0):
KSR.setbflag(self.FLAGS['FLB_NATB'])
elif (KSR.tmx.t_is_branch_route() > 0):
if KSR.isdsturiset() and self.is_ip_internal(KSR.pv.getw("$dd")):
KSR.xlog.xnotice("In DURI domain $dd is RFC1918. Mark for NAT")
KSR.setbflag(self.FLAGS['FLB_NATB'])
if self.is_ip_internal(KSR.pv.getw("$rd")):
KSR.xlog.xnotice("In RURI domain $rd is RFC1918. Mark for NAT")
KSR.setbflag(self.FLAGS['FLB_NATB'])
if (KSR.siputils.is_reply() > 0):
if (KSR.siputils.has_totag() > 0):
KSR.setbflag(self.FLAGS['FLB_NATB'])
elif (KSR.textops.has_body() > 0):
if KSR.textops.search_body("127.0.0.2") > 0:
# Патчим 200 ответы от астериска
KSR.setbflag(self.FLAGS['FLB_NATB'])
elif KSR.nathelper.nat_uac_test(9) > 0:
KSR.setbflag(self.FLAGS['FLB_NATB'])
if not (KSR.isflagset(self.FLAGS['FLT_NATS']) or KSR.isbflagset(self.FLAGS['FLB_NATB'])):
return 1
if (KSR.textops.has_body() > 0) or KSR.is_method("BYE|CANCEL") or (KSR.siputils.is_reply() > 0 and 300 <= KSR.pv.getw("$rs") <= 399):
rtpengine_lp = "loop-protect "
if self.GLOBALS['WITH_LOOPPROTECT_PATCH'] and (KSR.siputils.is_reply() > 0) and (KSR.textops.has_body() > 0) and (KSR.textops.search_body("a=rtpengine") > 0):
KSR.xlog.xnotice("Client return looprotect param. Check SDP for our rtprngine IP " + self.GLOBALS['DEFINE_RTPENGINE_IP'])
KSR.sdpops.sdp_get_line_startswith("$avp(cline)", "c=")
KSR.sdpops.sdp_get_line_startswith("$avp(oline)", "o=")
if not (self.GLOBALS['DEFINE_RTPENGINE_IP'] in KSR.pv.getw("$avp(cline)") or self.GLOBALS['DEFINE_RTPENGINE_IP'] in KSR.pv.getw("$avp(oline)")):
KSR.xlog.xalert("In c/o param not found our rtprngine IP {}. Try to remove loop protect param for calls".format(self.GLOBALS['DEFINE_RTPENGINE_IP']))
KSR.sdpops.remove_line_by_prefix("a=rtpengine", "")
if (KSR.tmx.t_is_request_route() > 0) or (KSR.tmx.t_is_reply_route() > 0):
KSR.textopsx.msg_apply_changes()
# Сбрасываем флаг - IP адреса чужие, а клиент вернул
# нашу защиту от петли в rtpengine
rtpengine_lp = ""
# Проверяем - необходимо пропустить через RTPProxy SDP?
# 8 - The SDP is searched for occurrence of RFC1918 or RFC6598 addresses
# 'c' = replace-session-connection
# 'o' = replace-origin
# trust-address (flag 'r' in rtpproxy) enabled by default. To disable it need to use
# SIP-source-address - opposite for trust-address flag
if KSR.nathelper.is_rfc1918("$rd") and KSR.pv.getw("$rd") != "127.0.0.1" and KSR.pv.getw("$rd") != "<null>" and KSR.pv.getw("$rd") != ""sip_dns"" and KSR.pv.getw("$rd") != "10.5.26.236" and KSR.pv.getw("$tU") != "location":
KSR.rtpengine.rtpengine_manage(rtpengine_lp + "replace-session-connection external internal replace-origin SIP-source-address to-tag")
else:
KSR.rtpengine.rtpengine_manage(rtpengine_lp + "replace-session-connection external external replace-origin SIP-source-address to-tag")
if KSR.pv.getw("$rc") < 0:
KSR.xlog.xalert("Calling rtpengine_manage() cause troubles!")
def ksr_route_async_INVITE(self, msg):
if KSR.hdr.is_present("UUID") < 0:
uuid = KSR.pv.getw("$uuid(g)")
KSR.xlog.xinfo(
"Add hdr UUID: {}. Call from $fU@$fd:$si to $rU".format(uuid))
KSR.hdr.append("UUID: {}\r\n".format(uuid))
else:
uuid = KSR.pv.getw("$hdr(UUID)")
self.store_uuid(KSR.pv.getw("$ci"), uuid)
self.manage_call_status(KSR.pv.getw("$fU"), 'put')
if KSR.isflagset(self.FLAGS['FLT_FROM_ASTERISK']):
if KSR.hdr.is_present("X-Kamailio-URI") > 0:
KSR.hdr.append("X-Kamailio-Timestamp: {}\r\n".format(time.time()))
if KSR.hdr.is_present("X-URI-Type") < 0:
# Для звонков на aor/location/handset через RUser
uri_type = KSR.pv.getw("$rU")
else:
uri_type = KSR.pv.getvs("$hdr(X-URI-Type)", "location")
KSR.seturi(
re.sub(r"(^<|>$)", "", KSR.pv.getw("$hdr(X-Kamailio-URI)")))
if uri_type == "location":
if self.ksr_x_route_location() == -255:
return -255
elif uri_type == "handset":
KSR.xlog.xwarn(
"Call to handset. Replace TURI with RURI:{}".format(
KSR.pv.getw("$ru")))
KSR.uac.uac_replace_to_uri(KSR.pv.getw("$ru"))
else:
if KSR.nathelper.handle_ruri_alias() > 0:
KSR.xlog.xnotice(
"Handling RURI alias. DURI:$du RURI:$ru from $fU")
else:
KSR.xlog.xnotice("From asterisk returned Unknow number. Drop it")
KSR.sl.sl_send_reply(404, "Not here")
return -255
elif KSR.isflagset(self.FLAGS['FLT_FROM_GW']):
r = redis.StrictRedis(host='127.0.0.1',
port=6379,
db=12,
decode_responses=True)
domophone_name = r.get(KSR.pv.getw("$tU"))
if domophone_name:
KSR.seturi('sip:' + str(domophone_name) + '@televoip.is74.ru:7777')
KSR.xlog.xinfo(
"call from gw to domophone {}".format(domophone_name))
if self.ksr_x_route_location() == -255:
KSR.xlog.xerr("Lookup location error")
return -255
else:
KSR.sl.sl_send_reply(404, "user not found")
KSR.xlog.xinfo("domophone for call from gw not found")
return -255
elif not KSR.isflagset(
self.FLAGS['FLT_TO_SUBSCRIBER']): # проверяем наличие флага
if not self.ksr_special_routing(KSR.pv.getw("$rU")):
# Re-route to asterisk
KSR.dispatcher.ds_select_dst(self.DSIDS['MEDIASERVERS'], 4)
KSR.setbflag(self.FLAGS['FLB_NATB'])
KSR.xlog.xinfo("Unknown number. Send to Asterisk:$du")
elif KSR.isflagset(self.FLAGS['FLT_FROM_SUBSCRIBER']) and KSR.isflagset(
self.FLAGS['FLT_TO_SUBSCRIBER']):
if KSR.pv.getw("$fU") == self.GLOBALS.get('TEST_ACCAUNT', False):
KSR.xlog.xnotice("Direct call from test accaunt $fU to $rU")
if self.ksr_x_route_location() == -255:
KSR.xlog.xerr("Lookup location error")
return -255
else:
# Лучше по максимуму сузить маску для дропа
KSR.xlog.xwarn(
"Old LOGIC (dropping request)::Requested user $rU from $fU:$si"
)
KSR.sl.sl_send_reply(403, "Forbidden direct call to user")
KSR.set_drop()
return -255
KSR.rr.record_route()
if self.ksr_route_relay() == -255:
return -255
return 1
