Commit 31e0877d authored by Tien-Thinh Nguyen's avatar Tien-Thinh Nguyen
Browse files

Add test for UE Triggered Service Request

parent 50e9f49e
......@@ -131,7 +131,7 @@ void IndividualSMContextApi::release_sm_context_handler(
//return;
}
free_wrapper((void **) &data);
free_wrapper((void**) &data);
uint8_t size = g_parts.size();
Logger::smf_api_server().debug("Number of g_parts %d", g_parts.size());
......@@ -204,6 +204,7 @@ void IndividualSMContextApi::update_sm_context_handler(
const Pistache::Rest::Request &request,
Pistache::Http::ResponseWriter response) {
Logger::smf_api_server().debug("");
Logger::smf_api_server().info(
"Received a SM context update request from AMF");
Logger::smf_api_server().debug("Request body: %s\n", request.body().c_str());
......@@ -247,16 +248,19 @@ void IndividualSMContextApi::update_sm_context_handler(
//return;
}
free_wrapper((void **) &data);
free_wrapper((void**) &data);
uint8_t size = g_parts.size();
Logger::smf_api_server().debug("Number of g_parts %d", g_parts.size());
part p0 = g_parts.front();
g_parts.pop_front();
Logger::smf_api_server().debug("Request body, part 1: %s", p0.body.c_str());
part p0 = { };
part p1 = { };
if (size > 0) {
p0 = g_parts.front();
g_parts.pop_front();
Logger::smf_api_server().debug("Request body, part 1: %s", p0.body.c_str());
}
if (size > 1) {
p1 = g_parts.front();
g_parts.pop_front();
......@@ -269,7 +273,12 @@ void IndividualSMContextApi::update_sm_context_handler(
// Getting the body param
SmContextUpdateData smContextUpdateData = { };
try {
nlohmann::json::parse(p0.body.c_str()).get_to(smContextUpdateData);
if (size > 0) {
nlohmann::json::parse(p0.body.c_str()).get_to(smContextUpdateData);
} else {
nlohmann::json::parse(request.body().c_str()).get_to(smContextUpdateData);
}
smContextUpdateMessage.setJsonData(smContextUpdateData);
if (size > 1) {
......
......@@ -1649,16 +1649,17 @@ void smf_context::handle_pdu_session_update_sm_context_request(
//2 - UE Triggered Service Request Procedure (step 2)
Logger::smf_app().info("PDU_RES_SETUP_RSP");
Logger::smf_app().info(
"PDU Session Establishment Request, processing N2 SM Information");
procedure_type =
session_management_procedures_type_e::PDU_SESSION_ESTABLISHMENT_UE_REQUESTED;
if (sm_context_req_msg.rat_type_is_set()
and sm_context_req_msg.an_type_is_set()) {
procedure_type =
session_management_procedures_type_e::SERVICE_REQUEST_UE_TRIGGERED_STEP2;
Logger::smf_app().info(
"UE Triggered Service Request, processing N2 SM Information");
} else {
procedure_type =
session_management_procedures_type_e::PDU_SESSION_ESTABLISHMENT_UE_REQUESTED;
Logger::smf_app().info(
"PDU Session Establishment Request, processing N2 SM Information");
}
//Ngap_PDUSessionResourceSetupResponseTransfer
......
......@@ -940,6 +940,15 @@ void session_update_sm_context_procedure::handle_itti_msg(
// Update QoS Flow
smf_qos_flow qos_flow2 = qos_flow;
ppc->add_qos_flow(qos_flow2);
qos_flow_context_updated qcu = { };
qcu.set_cause(REQUEST_ACCEPTED);
qcu.set_qfi(pfcp::qfi_t(it.first));
qcu.set_ul_fteid(qos_flow.ul_fteid);
qcu.set_qos_profile(qos_flow.qos_profile);
n11_triggered_pending->res.add_qos_flow_context_updated(qcu);
}
}
}
......@@ -1082,6 +1091,7 @@ void session_update_sm_context_procedure::handle_itti_msg(
int ret = itti_inst->send_msg(itti_msg);
*/
//Prepare response to send to AMF (N1N2MessageTransfer or PDUSession_UpdateSMContextResponse)
nlohmann::json sm_context_updated_data = { };
sm_context_updated_data["n1MessageContainer"]["n1MessageClass"] =
N1N2_MESSAGE_CLASS;
......
......@@ -660,6 +660,192 @@ void send_pdu_session_release_complete(std::string smf_ip_address) {
free(buffer);
}
//------------------------------------------------------------------------------
void send_pdu_session_update_sm_context_ue_service_request(
std::string smf_ip_address) {
std::cout << "[AMF N11] UE-triggered Service Request (SM Context Update Step 1)"
<< std::endl;
nlohmann::json service_requests;
//NO NAS, No NGAP
std::string url = std::string("http://");
url.append(smf_ip_address);
url.append(std::string("/nsmf-pdusession/v2/sm-contexts/1/modify"));
//PDU session ID (as specified in section 4.2.3.2 @ 3GPP TS 23.502, but can't find in Yaml file)
service_requests["upCnxState"] = "ACTIVATING";
service_requests["ratType"] = "NR";
service_requests["anType"] = "3GPP_ACCESS";
std::string body;
body = service_requests.dump();
curl_global_init(CURL_GLOBAL_ALL);
CURL *curl = curl = curl_easy_init();
if (curl) {
CURLcode res = { };
struct curl_slist *headers = nullptr;
//headers = curl_slist_append(headers, "charsets: utf-8");
headers = curl_slist_append(
headers, "content-type: application/json");
curl_easy_setopt(curl, CURLOPT_HTTPHEADER, headers);
curl_easy_setopt(curl, CURLOPT_URL, url.c_str());
curl_easy_setopt(curl, CURLOPT_HTTPGET, 1);
curl_easy_setopt(curl, CURLOPT_TIMEOUT_MS, 100L);
//curl_easy_setopt(curl, CURLOPT_INTERFACE, "eno1:amf"); //hardcoded
// Response information.
long httpCode = { 0 };
std::unique_ptr<std::string> httpData(new std::string());
curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, &callback);
curl_easy_setopt(curl, CURLOPT_WRITEDATA, httpData.get());
curl_easy_setopt(curl, CURLOPT_POSTFIELDSIZE, body.length());
curl_easy_setopt(curl, CURLOPT_POSTFIELDS, body.c_str());
res = curl_easy_perform(curl);
curl_easy_getinfo(curl, CURLINFO_RESPONSE_CODE, &httpCode);
//get response from SMF
nlohmann::json response_data;
try {
response_data = nlohmann::json::parse(*httpData.get());
} catch (nlohmann::json::exception &e) {
std::cout << "Could not get json data from the response" << std::endl;
}
std::cout
<< "[AMF N11] UE Triggered Service Request (Step 1), response from SMF, Http Code "
<< httpCode << std::endl;
curl_easy_cleanup(curl);
}
curl_global_cleanup();
}
//------------------------------------------------------------------------------
void send_pdu_session_update_sm_context_ue_service_request_step2(
std::string smf_ip_address) {
std::cout << "[AMF N11] UE-triggered Service Request (SM Context Update Step 2)"
<< std::endl;
nlohmann::json service_requests;
//encode PDU Session Resource Setup Response Transfer IE
/*
00 03 e0 ac 0a 05 01 00 00 00 01 00 3c
*/
size_t buffer_size = 128;
char *buffer = (char*) calloc(1, buffer_size);
int size = 0;
ENCODE_U8(buffer, 0x00, size);
ENCODE_U8(buffer + size, 0x03, size);
ENCODE_U8(buffer + size, 0xe0, size);
ENCODE_U8(buffer + size, 0xac, size); //uPTransportLayerInformation IP Addr 172.10.5.1: 172.
ENCODE_U8(buffer + size, 0x0a, size); //10
ENCODE_U8(buffer + size, 0x05, size); //.5
ENCODE_U8(buffer + size, 0x01, size); //.1
ENCODE_U8(buffer + size, 0x00, size); //gTP_TEID 00 00 00 01: 00
ENCODE_U8(buffer + size, 0x00, size); //00
ENCODE_U8(buffer + size, 0x00, size); //00
ENCODE_U8(buffer + size, 0x01, size); //01
ENCODE_U8(buffer + size, 0x00, size); //Associated QoS Flow 00 3c
ENCODE_U8(buffer + size, 0x3c, size); //QFI: 60
std::cout << "Buffer: " << std::endl;
for (int i = 0; i < size; i++) {
printf("%02x ", buffer[i]);
}
std::cout << "Buffer: " << std::endl;
std::string url = std::string("http://");
url.append(smf_ip_address);
url.append(std::string("/nsmf-pdusession/v2/sm-contexts/1/modify"));
//Fill the json part
service_requests["n2SmInfoType"] = "PDU_RES_SETUP_RSP";
service_requests["n2SmInfo"]["contentId"] = "n2SmMsg"; //NGAP
//service_requests["n2InfoContainer"]["n2InformationClass"] = "SM";
//service_requests["n2InfoContainer"]["smInfo"]["n2InfoContent"]["ngapData"]["contentId"] = "n2SmMsg";
// service_requests["n2InfoContainer"]["smInfo"]["n2InfoContent"]["ngapIeType"] =
// "PDU_RES_SETUP_RSP"; //NGAP message
service_requests["anType"] = "3GPP_ACCESS";
service_requests["ratType"] = "NR";
std::string body;
std::string boundary = "----Boundary";
std::string json_part = service_requests.dump();
std::string n2_msg(reinterpret_cast<const char*>(buffer), size);
create_multipart_related_content(body, json_part, boundary, n2_msg,
multipart_related_content_part_e::NGAP);
unsigned char *data = (unsigned char*) malloc(body.length() + 1);
memset(data, 0, body.length() + 1);
memcpy((void*) data, (void*) body.c_str(), body.length());
curl_global_init(CURL_GLOBAL_ALL);
CURL *curl = curl = curl_easy_init();
if (curl) {
CURLcode res = { };
struct curl_slist *headers = nullptr;
//headers = curl_slist_append(headers, "charsets: utf-8");
headers = curl_slist_append(
headers, "content-type: multipart/related; boundary=----Boundary");
curl_easy_setopt(curl, CURLOPT_HTTPHEADER, headers);
curl_easy_setopt(curl, CURLOPT_URL, url.c_str());
curl_easy_setopt(curl, CURLOPT_HTTPGET, 1);
curl_easy_setopt(curl, CURLOPT_TIMEOUT_MS, 100L);
//curl_easy_setopt(curl, CURLOPT_INTERFACE, "eno1:amf"); //hardcoded
// Response information.
long httpCode = { 0 };
std::unique_ptr<std::string> httpData(new std::string());
curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, &callback);
curl_easy_setopt(curl, CURLOPT_WRITEDATA, httpData.get());
curl_easy_setopt(curl, CURLOPT_POSTFIELDSIZE, body.length());
curl_easy_setopt(curl, CURLOPT_POSTFIELDS, data);
res = curl_easy_perform(curl);
curl_easy_getinfo(curl, CURLINFO_RESPONSE_CODE, &httpCode);
//get cause from the response
nlohmann::json response_data;
try {
response_data = nlohmann::json::parse(*httpData.get());
} catch (nlohmann::json::exception &e) {
std::cout << "Could not get json data from the response" << std::endl;
//Set the default Cause
response_data["cause"] = "504 Gateway Timeout";
}
std::cout
<< "[AMF N11] UE Triggered Service Request (Step 2), response from SMF, Http Code "
<< httpCode << " cause " << response_data["cause"].dump().c_str()
<< std::endl;
curl_easy_cleanup(curl);
}
curl_global_cleanup();
free(buffer);
}
//------------------------------------------------------------------------------
int main(int argc, char *argv[]) {
std::string smf_ip_address;
......@@ -694,11 +880,15 @@ int main(int argc, char *argv[]) {
send_pdu_session_update_sm_context_establishment(smf_ip_address);
usleep(200000);
//PDU Session Release procedure
send_pdu_session_release_request(smf_ip_address);
/* send_pdu_session_release_request(smf_ip_address);
usleep(200000);
send_pdu_session_release_resource_release_ack(smf_ip_address);
usleep(200000);
send_pdu_session_release_complete(smf_ip_address);
*/
send_pdu_session_update_sm_context_ue_service_request(smf_ip_address);
usleep(200000);
send_pdu_session_update_sm_context_ue_service_request_step2(smf_ip_address);
return 0;
}
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