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Commit 1ad1fcf9 authored by Tien-Thinh Nguyen's avatar Tien-Thinh Nguyen
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Update from Bupt

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build/amf/build
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*.log
LICENSE 0 → 100644
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The OpenAirInterface Software Alliance (OSA)
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README.md
View file @ 1ad1fcf9
# amf_bupt
# Private Repository for initial development on OpenAir Core-Network 5G #
**AMF Repository**
etc/amf_dsTest.conf 0 → 100755
View file @ 1ad1fcf9
## amf configuration file
AMF =
{
INSTANCE_ID = 10;
PID_DIRECTORY = "/var/run";
######################################################################## NG SETUP RESPONSE IEs ############################################################
AMF_NAME = "bupt-amf";
GUAMI:{MCC = "208"; MNC = "95"; RegionID = "128"; AMFSetID = "1"; AMFPointer = "1"}
ServedGUAMIList = (
{MCC = "208"; MNC = "95"; RegionID = "10"; AMFSetID = "1"; AMFPointer = "0"}, #48bits <MCC><MNC><RegionID><AMFSetID><AMFPointer>
{MCC = "460"; MNC = "11"; RegionID = "10"; AMFSetID = "1"; AMFPointer = "1"} #48bits <MCC><MNC><RegionID><AMFSetID><AMFPointer>
);
RelativeAMFCapacity = 30;
PLMNSupportList = (
{MCC = "208"; MNC = "95"; TAC = 0xa000;
SliceSupportList = (
{SST = "222"; SD = "123"},
{SST = "1"; SD = "none"},
{SST = "1"; SD = "12"}
)
}
);
##################################################################### clause 9.2.6.2, 3gpp ts38.413 ####################################################
STATISTICS_TIMER_INTERVAL = 20; #second
INTERFACES:{
NGAP_AMF:{
INTERFACE_NAME = "ens3";
IPV4_ADDRESS = "read";
SCTP_PORT = 38412;
PPID = 60;
};
N11:{
SMF_INSTANCES_POOL = (
{SMF_INSTANCE_ID = 1; IPV4_ADDRESS = "192.168.122.168"; PORT = "80"; VERSION = "v2"; SELECTED = "true"},
{SMF_INSTANCE_ID = 2; IPV4_ADDRESS = "10.103.238.21"; PORT = "8181"; VERSION = "v1"; SELECTED = "false"}
);
};
};
CORE_CONFIGURATION:{
EMERGENCY_SUPPORT = "false";
};
AUTHENTICATION:{
MYSQL_server = "127.0.0.1";
MYSQL_user = "root"; # Database server login
MYSQL_pass = "linux"; # Database server password
MYSQL_db = "oai_db";
OPERATOR_key = "63bfa50ee6523365ff14c1f45f88737d"; # op 0x63bfa50ee6523365ff14c1f45f88737d
#Key: 0x0C0A34601D4F07677303652C0462535B
RANDOM = "true";
};
NAS:{
#ORDERED_SUPPORTED_INTEGRITY_ALGORITHM_LIST = [ "NIA2" , "NIA1" , "NIA0" ];
ORDERED_SUPPORTED_INTEGRITY_ALGORITHM_LIST = [ "NIA0" , "NIA1" , "NIA1" ];
ORDERED_SUPPORTED_CIPHERING_ALGORITHM_LIST = [ "NEA0" , "NEA1" , "NEA2" ];
#ORDERED_SUPPORTED_CIPHERING_ALGORITHM_LIST = [ "NEA1" , "NEA1" , "NEA1" ];
};
};
MODULES =
{
NGAP_MESSAGE = (
{MSG_NAME = "NGSetupRequest"; ProcedureCode = 21; TypeOfMessage = "initialMessage"}
);
};
src/amf-app/amf_app.cpp
View file @ 1ad1fcf9
......@@ -28,6 +28,8 @@ extern statistics stacs;
void amf_app_task(void*);
uint32_t golbal_tmsi = 1;
amf_app::amf_app(const amf_config &amf_cfg){
Logger::amf_app().startup("Creating amf application functionality layer");
if(itti_inst->create_task(TASK_AMF_APP, amf_app_task, nullptr)){
......@@ -119,6 +121,20 @@ void amf_app::set_amf_ue_ngap_id_2_ue_context(const long & amf_ue_ngap_id, std::
amf_ue_ngap_id2ue_ctx[amf_ue_ngap_id] = uc;
}
bool amf_app::is_ran_amf_id_2_ue_context(const string & ue_context_key) const {
std::shared_lock lock(m_ue_ctx_key);
return bool{ue_ctx_key.count(ue_context_key) > 0};
}
std::shared_ptr<ue_context> amf_app::ran_amf_id_2_ue_context(const string & ue_context_key) const{
std::shared_lock lock(m_ue_ctx_key);
return ue_ctx_key.at(ue_context_key);
}
void amf_app::set_ran_amf_id_2_ue_context(const string & ue_context_key, std::shared_ptr<ue_context> uc){
std::shared_lock lock(m_ue_ctx_key);
ue_ctx_key[ue_context_key] = uc;
}
/****************************** itti handlers *******************************/
void amf_app::handle_itti_message(itti_n1n2_message_transfer_request & itti_msg){
//1. encode DL NAS TRANSPORT message(NAS message)
......@@ -162,13 +178,16 @@ void amf_app::handle_itti_message(itti_nas_signalling_establishment_request & it
if(amf_ue_ngap_id = itti_msg.amf_ue_ngap_id == -1){
amf_ue_ngap_id = generate_amf_ue_ngap_id();
}
if(!is_amf_ue_id_2_ue_context(amf_ue_ngap_id)){
Logger::amf_app().debug("no existed ue_context, Create one");
string ue_context_key = "app_ue_ranid_"+to_string(itti_msg.ran_ue_ngap_id)+":amfid_"+to_string(amf_ue_ngap_id);
//if(!is_amf_ue_id_2_ue_context(amf_ue_ngap_id)){
if(!is_ran_amf_id_2_ue_context(ue_context_key)){
Logger::amf_app().debug("no existed ue_context, Create one with ran_amf_id(%s)", ue_context_key.c_str());
uc = std::shared_ptr<ue_context>(new ue_context());
set_amf_ue_ngap_id_2_ue_context(amf_ue_ngap_id, uc);
//set_amf_ue_ngap_id_2_ue_context(amf_ue_ngap_id, uc);
set_ran_amf_id_2_ue_context(ue_context_key, uc);
}
if(uc.get() == nullptr){
Logger::amf_app().error("Failed to create ue_context with amf_ue_ngap_id(0x%x)", amf_ue_ngap_id);
Logger::amf_app().error("Failed to create ue_context with ran_amf_id(%s)", ue_context_key.c_str());
}else{
uc.get()->cgi = itti_msg.cgi;
uc.get()->tai = itti_msg.tai;
......@@ -213,4 +232,19 @@ void amf_app::handle_itti_message(itti_nas_signalling_establishment_request & it
/************************ SMF Client response handlers *****************************/
void amf_app::handle_post_sm_context_response_error_400(){
Logger::amf_app().error("post sm context response error 400");
}
bool amf_app::generate_5g_guti(uint32_t ranid, long amfid, string &mcc, string &mnc, uint32_t& tmsi){
string ue_context_key = "app_ue_ranid_"+to_string(ranid)+":amfid_"+to_string(amfid);
if(!is_ran_amf_id_2_ue_context(ue_context_key)){
Logger::amf_app().error("no ue context for ran_amf_id(%s), exit", ue_context_key.c_str());
return false;
}
std::shared_ptr<ue_context> uc;
uc = ran_amf_id_2_ue_context(ue_context_key);
mcc = uc.get()->tai.mcc;
mnc = uc.get()->tai.mnc;
tmsi = golbal_tmsi;
golbal_tmsi ++;
return true;
}
src/amf-app/amf_app.hpp
View file @ 1ad1fcf9
......@@ -6,12 +6,14 @@
#include <shared_mutex>
#include <string>
#include <thread>
#include <sstream>
#include "amf_config.hpp"
#include "amf_module_from_config.hpp"
#include "itti_msg_amf_app.hpp"
#include "ue_context.hpp"
using namespace config;
using namespace std;
static uint32_t amf_app_ue_ngap_id_generator = 1;
......@@ -32,12 +34,20 @@ public://itti handlers
public://context management
std::map<long, std::shared_ptr<ue_context>> amf_ue_ngap_id2ue_ctx;
mutable std::shared_mutex m_amf_ue_ngap_id2ue_ctx;
std::map<std::string, std::shared_ptr<ue_context>> ue_ctx_key;
mutable std::shared_mutex m_ue_ctx_key;
bool is_amf_ue_id_2_ue_context(const long & amf_ue_ngap_id) const;
std::shared_ptr<ue_context> amf_ue_id_2_ue_context(const long & amf_ue_ngap_id) const;
std::shared_ptr<ue_context> amf_ue_id_2_ue_context(const long & amf_ue_ngap_id) const;
void set_amf_ue_ngap_id_2_ue_context(const long & amf_ue_ngap_id, std::shared_ptr<ue_context> uc);
bool is_ran_amf_id_2_ue_context(const string & ue_context_key) const;
std::shared_ptr<ue_context> ran_amf_id_2_ue_context(const string & ue_context_key) const;
void set_ran_amf_id_2_ue_context(const string & ue_context_key, std::shared_ptr<ue_context> uc);
public:/*** SMF Client response handlers ****/
void handle_post_sm_context_response_error_400();
public:
bool generate_5g_guti(uint32_t ranid, long amfid, string &mcc, string &mnc, uint32_t& tmsi);
};
......
src/amf-app/amf_n1.cpp
View file @ 1ad1fcf9
......@@ -33,6 +33,7 @@ extern amf_n1 * amf_n1_inst;
extern amf_n11 * amf_n11_inst;
extern amf_config amf_cfg;
extern amf_app * amf_app_inst;
extern statistics stacs;
Sha256 ctx;
......@@ -118,6 +119,7 @@ void amf_n1::handle_itti_message(itti_downlink_nas_transfer & itti_msg){
void amf_n1::handle_itti_message(itti_uplink_nas_data_ind & nas_data_ind){
long amf_ue_ngap_id = nas_data_ind.amf_ue_ngap_id;
uint32_t ran_ue_ngap_id = nas_data_ind.ran_ue_ngap_id;
string nas_context_key = "app_ue_ranid_"+to_string(ran_ue_ngap_id)+":amfid_"+to_string(amf_ue_ngap_id);// key for nas_context, option 1
std::string snn;
if(nas_data_ind.mnc.length() ==2)
snn = "5G:mnc0"+nas_data_ind.mnc+".mcc"+nas_data_ind.mcc+".3gppnetwork.org";
......@@ -130,7 +132,8 @@ void amf_n1::handle_itti_message(itti_uplink_nas_data_ind & nas_data_ind){
std::shared_ptr<nas_context> nc;
if(nas_data_ind.is_guti_valid){
std::string guti = "1234567890";//need modify
//std::string guti = "1234567890";//need modify
std::string guti = nas_data_ind.guti;
if(is_guti_2_nas_context(guti))
nc = guti_2_nas_context(guti);
else{
......@@ -149,6 +152,7 @@ void amf_n1::handle_itti_message(itti_uplink_nas_data_ind & nas_data_ind){
Logger::amf_n1().error("not 5GS MOBILITY MANAGEMENT message");
return;
}
uint8_t ulCount = 0;
switch(type){
case PlainNasMsg:{
Logger::amf_n1().debug("received plain nas message");
......@@ -156,7 +160,10 @@ void amf_n1::handle_itti_message(itti_uplink_nas_data_ind & nas_data_ind){
}break;
case IntegrityProtected:{
Logger::amf_n1().debug("received integrity protected nas message");
}//break;
ulCount = *((uint8_t*)bdata(recved_nas_msg)+6);
Logger::amf_n1().info("integrity protected message: ulCount(%d)", ulCount);
decoded_plain_msg = blk2bstr((uint8_t*)bdata(recved_nas_msg)+7, blength(recved_nas_msg)-7);
}break;
case IntegrityProtectedAndCiphered:{
Logger::amf_n1().debug("received integrity protected and ciphered nas message");
}//break;
......@@ -165,6 +172,10 @@ void amf_n1::handle_itti_message(itti_uplink_nas_data_ind & nas_data_ind){
}//break;
case IntegrityProtectedAndCipheredWithNew5GNASSecurityContext:{
Logger::amf_n1().debug("received integrity protected and ciphered with new security context nas message");
if(nc.get() == nullptr){
Logger::amf_n1().debug("abnormal condition: no existed nas_context. exit...");
return;
}
uint32_t mac32 = 0;
if(!nas_message_integrity_protected(nc.get()->security_ctx, NAS_MESSAGE_UPLINK, (uint8_t*)bdata(recved_nas_msg)+6, blength(recved_nas_msg)-6, mac32)){
//IA0_5G
......@@ -194,45 +205,56 @@ void amf_n1::handle_itti_message(itti_uplink_nas_data_ind & nas_data_ind){
if(nas_data_ind.is_nas_signalling_estab_req){
Logger::amf_n1().debug("recv nas signalling establishment request ...");
//dump_nas_message((uint8_t*)bdata(decoded_plain_msg), blength(decoded_plain_msg));
print_buffer("amf_n1", "Received Nas Message Buffer", (uint8_t*)bdata(decoded_plain_msg), blength(decoded_plain_msg));
nas_signalling_establishment_request_handle(nc, nas_data_ind.ran_ue_ngap_id, nas_data_ind.amf_ue_ngap_id, decoded_plain_msg, snn);
//change UE connection status CM-IDLE -> CM-CONNECTED
print_buffer("amf_n1", "decoded plain nas Message buffer", (uint8_t*)bdata(decoded_plain_msg), blength(decoded_plain_msg));
nas_signalling_establishment_request_handle(type, nc, nas_data_ind.ran_ue_ngap_id, nas_data_ind.amf_ue_ngap_id, decoded_plain_msg, snn, ulCount);
}else{
Logger::amf_n1().debug("recv uplink nas message ...");
print_buffer("amf_n1", "Received Nas Message Buffer", (uint8_t*)bdata(decoded_plain_msg), blength(decoded_plain_msg));
print_buffer("amf_n1", "decoded nas message buffer", (uint8_t*)bdata(decoded_plain_msg), blength(decoded_plain_msg));
uplink_nas_msg_handle(nas_data_ind.ran_ue_ngap_id, nas_data_ind.amf_ue_ngap_id, decoded_plain_msg);
}
}
/***************************************************** handlers for lower layer *************************/
void amf_n1::nas_signalling_establishment_request_handle(std::shared_ptr<nas_context> nc, uint32_t ran_ue_ngap_id, long amf_ue_ngap_id, bstring plain_msg, std::string snn){
void amf_n1::nas_signalling_establishment_request_handle(SecurityHeaderType type, std::shared_ptr<nas_context> nc, uint32_t ran_ue_ngap_id, long amf_ue_ngap_id, bstring plain_msg, std::string snn, uint8_t ulCount){
//1. Create nas context, or update nas context
if(nc.get() == nullptr){
if(nc.get() == nullptr && type == PlainNasMsg){
Logger::amf_n1().debug("no existing nas_context with amf_ue_ngap_id(0x%x) --> Create new one",amf_ue_ngap_id);
nc = std::shared_ptr<nas_context>(new nas_context);
if(!nc.get()){
Logger::amf_n1().error("cannot allocate memory for new nas_context, exit...");
return;
}
set_amf_ue_ngap_id_2_nas_context(amf_ue_ngap_id, nc);
nc.get()->ctx_avaliability_ind = false;
//change UE connection status CM-IDLE -> CM-CONNECTED
nc.get()->nas_status = "CM-CONNECTED";
nc.get()->amf_ue_ngap_id = amf_ue_ngap_id;
nc.get()->ran_ue_ngap_id = ran_ue_ngap_id;
nc.get()->serving_network = snn;
//stacs.UE_connected += 1;
}else{
//Logger::amf_n1().debug("existing nas_context with amf_ue_ngap_id(0x%x) --> Update",amf_ue_ngap_id);
//nc = amf_ue_id_2_nas_context(amf_ue_ngap_id);
}
if(nc.get() == nullptr){
response_registration_reject_msg(_5GMM_CAUSE_ILLEGAL_UE, ran_ue_ngap_id, amf_ue_ngap_id);
return;
}
nc.get()->ctx_avaliability_ind = false;
nc.get()->ran_ue_ngap_id = ran_ue_ngap_id;
nc.get()->amf_ue_ngap_id = amf_ue_ngap_id;
nc.get()->serving_network = snn;
//if(nc.get() == nullptr){
// response_registration_reject_msg(_5GMM_CAUSE_ILLEGAL_UE, ran_ue_ngap_id, amf_ue_ngap_id);
// return;
//}
//nc.get()->ctx_avaliability_ind = false;
//nc.get()->ran_ue_ngap_id = ran_ue_ngap_id;
//nc.get()->amf_ue_ngap_id = amf_ue_ngap_id;
//nc.get()->serving_network = snn;
uint8_t * buf = (uint8_t*)bdata(plain_msg);
uint8_t message_type = *(buf+2);
Logger::amf_n1().debug("nas message type(0x%x)", message_type);
switch(message_type){
case REGISTRATION_REQUEST:{//registration request
Logger::amf_n1().debug("received registration request messgae , handle ...");
registration_request_handle(true, nc, ran_ue_ngap_id, amf_ue_ngap_id, plain_msg);
registration_request_handle(true, nc, ran_ue_ngap_id, amf_ue_ngap_id, snn, plain_msg);
}break;
case SERVICE_REQUEST:{
Logger::amf_n1().debug("received service request messgae , handle ...");
nc.get()->security_ctx->ul_count.seq_num = ulCount;
service_request_handle(true, nc, ran_ue_ngap_id, amf_ue_ngap_id, plain_msg);
}break;
default:
......@@ -245,7 +267,7 @@ void amf_n1::uplink_nas_msg_handle(uint32_t ran_ue_ngap_id, long amf_ue_ngap_id,
uint8_t message_type = *(buf+2);
switch(message_type){
case REGISTRATION_REQUEST:{//registration request
registration_request_handle(false, nullptr,ran_ue_ngap_id, amf_ue_ngap_id, plain_msg);
//registration_request_handle(false, nullptr,ran_ue_ngap_id, amf_ue_ngap_id, plain_msg);
}break;
case AUTHENTICATION_RESPONSE:{
Logger::amf_n1().debug("received authentication response messgae , handle ...");
......@@ -267,6 +289,10 @@ void amf_n1::uplink_nas_msg_handle(uint32_t ran_ue_ngap_id, long amf_ue_ngap_id,
Logger::amf_n1().debug("received ul nas transport messgae , handle ...");
ul_nas_transport_handle(ran_ue_ngap_id, amf_ue_ngap_id, plain_msg);
}break;
case UE_INIT_DEREGISTER:{
Logger::amf_n1().debug("received de-registration request messgae , handle ...");
ue_initiate_de_registration_handle(ran_ue_ngap_id, amf_ue_ngap_id, plain_msg);
}break;
}
}
......@@ -292,6 +318,8 @@ bool amf_n1::check_security_header_type(SecurityHeaderType & type, uint8_t *buff
void amf_n1::service_request_handle(bool isNasSig, std::shared_ptr<nas_context> nc, uint32_t ran_ue_ngap_id, long amf_ue_ngap_id, bstring nas){
//std::shared_ptr<nas_context> nc;
//nc = amf_ue_id_2_nas_context(amf_ue_ngap_id);
set_amf_ue_ngap_id_2_nas_context(amf_ue_ngap_id, nc);
Logger::amf_n1().info("nas_context pointer(%p)", nc.get());
nas_secu_ctx * secu = nc.get()->security_ctx;
ServiceRequest *serReq = new ServiceRequest();
serReq->decodefrombuffer(nullptr, (uint8_t*)bdata(nas), blength(nas));
......@@ -306,15 +334,26 @@ void amf_n1::service_request_handle(bool isNasSig, std::shared_ptr<nas_context>
uint8_t *kamf = nc.get()->kamf[secu->vector_pointer];
uint8_t kgnb[32];
uint32_t ulcount = secu->ul_count.seq_num | (secu->ul_count.overflow << 8);
Logger::amf_n1().debug("uplink count", secu->ul_count.seq_num);
Logger::amf_n1().debug("uplink count(%d)", secu->ul_count.seq_num);
print_buffer("amf_n1", "kamf", kamf, 32);
Authentication_5gaka::derive_kgnb(ulcount, 0x01, kamf, kgnb);
bstring kgnb_bs = blk2bstr(kgnb, 32);
string supi = "imsi-" + nc.get()->imsi;
/* by liuyu */
supi2amfId[supi] = amf_ue_ngap_id;
Logger::amf_n1().debug("amf_ue_ngap_id-----------------------------------liuyu(%d)", amf_ue_ngap_id);
supi2ranId[supi] = ran_ue_ngap_id;
Logger::amf_n1().debug("ran_ue_ngap_id-----------------------------------liuyu(%d)",ran_ue_ngap_id);
Logger::amf_n1().debug("Key for pdu session context: supi(%s)", supi.c_str());
std::shared_ptr<pdu_session_context> psc;
if(amf_n11_inst->is_supi_to_pdu_ctx(supi)){
psc = amf_n11_inst->supi_to_pdu_ctx(supi);
if(!psc){
Logger::amf_n1().error("connot get pdu_session_context");
return;
}
}else{
Logger::amf_n1().error("Cannot get pdu_session_context with supi(%s)", supi.c_str());
}
......@@ -327,7 +366,7 @@ void amf_n1::service_request_handle(bool isNasSig, std::shared_ptr<nas_context>
itti_msg->is_sr = true;//service request indicator
itti_msg->pdu_session_id = psc.get()->pdu_session_id;
itti_msg->n2sm = psc.get()->n2sm;
Logger::amf_n1().debug("n2sm size in amf_n1(%d)", blength(psc.get()->n2sm));
//Logger::amf_n1().debug("n2sm size in amf_n1(%d)", blength(psc.get()->n2sm));
std::shared_ptr<itti_initial_context_setup_request> i = std::shared_ptr<itti_initial_context_setup_request>(itti_msg);
int ret = itti_inst->send_msg(i);
if (0 != ret) {
......@@ -335,23 +374,96 @@ void amf_n1::service_request_handle(bool isNasSig, std::shared_ptr<nas_context>
}
}
void amf_n1::registration_request_handle(bool isNasSig, std::shared_ptr<nas_context>nc, uint32_t ran_ue_ngap_id, long amf_ue_ngap_id, bstring reg){
void amf_n1::update_ue_information_statics(ue_infos &ueItem, const string connStatus, const string registerStatus, uint32_t ranid, uint32_t amfid, string imsi, string guti, string mcc, string mnc, uint32_t cellId){
if(connStatus != "")
ueItem.connStatus = connStatus;
if(registerStatus != "")
ueItem.registerStatus = registerStatus;
if(ranid != 0)
ueItem.ranid = ranid;
if(amfid != 0)
ueItem.amfid = amfid;
if( imsi != "")
ueItem.imsi = imsi;
if(guti != "")
ueItem.guti = guti;
if(mcc != "")
ueItem.mcc = mcc;
if(mnc != "")
ueItem.mnc = mnc;
if(cellId != 0)
ueItem.cellId = cellId;
}
void amf_n1::registration_request_handle(bool isNasSig, std::shared_ptr<nas_context>nc, uint32_t ran_ue_ngap_id, long amf_ue_ngap_id, std::string snn, bstring reg){
//1. decode registration request message from liuyu
RegistrationRequest *regReq = new RegistrationRequest();
regReq->decodefrombuffer(nullptr, (uint8_t*)bdata(reg), blength(reg));
//2.4 check ie 5gs mobility identity(Mondantary IE)
std::string guti;
uint8_t mobility_id_type = regReq->getMobilityIdentityType();
switch(mobility_id_type){
case SUCI:{
nas::SUCI_imsi_t imsi;
if(!regReq->getSuciSupiFormatImsi(imsi)){
Logger::amf_n1().warn("No SUCI and IMSI for SUPI Format");
}else{
nc.get()->is_imsi_present = true;
nc.get()->imsi = imsi.mcc + imsi.mnc + imsi.msin;
Logger::amf_n1().debug("received imsi(%s)", nc.get()->imsi.c_str());
supi2amfId[("imsi-"+nc.get()->imsi)] = amf_ue_ngap_id;
supi2ranId[("imsi-"+nc.get()->imsi)] = ran_ue_ngap_id;
imsi2nas_context[("imsi-"+nc.get()->imsi)] = nc;
Logger::amf_n1().info("associating imsi(%s) with nas_context(%p)", ("imsi-"+nc.get()->imsi).c_str(), nc.get());
if(!nc.get()->is_stacs_available){
string ue_context_key = "app_ue_ranid_"+to_string(ran_ue_ngap_id)+":amfid_"+to_string(amf_ue_ngap_id);
std::shared_ptr<ue_context> uc;
//uc = amf_app_inst->amf_ue_id_2_ue_context(amf_ue_ngap_id);
Logger::amf_n1().info("try to find ue_context in amf_app using ran_amf_id(%s)", ue_context_key.c_str());
uc = amf_app_inst->ran_amf_id_2_ue_context(ue_context_key);
ue_infos ueItem;
update_ue_information_statics(ueItem, "CM-CONNECTED", "REGISTRATION-INITIATING", ran_ue_ngap_id, amf_ue_ngap_id, nc.get()->imsi, "", uc.get()->cgi.mcc, uc.get()->cgi.mnc, uc.get()->cgi.nrCellID);
nc.get()->is_stacs_available = true;
stacs.ues.push_back(ueItem);
}
//nc.get()->imsi = //need interface to transfer SUCI_imsi_t to string
}
}break;
case _5G_GUTI:{
guti = regReq->get_5g_guti();
if(!guti.compare("error")){
Logger::amf_n1().warn("No GUTI IE");
}
}break;
}
//2.4.1 try to get supi and format imsi
//2.4.2 try to get 5g-guti
//2.4.3 try to get ...
//3. create nas context
if(nc.get() == nullptr){
Logger::amf_n1().error("no nas context exists");
response_registration_reject_msg(_5GMM_CAUSE_ILLEGAL_UE, ran_ue_ngap_id, amf_ue_ngap_id);
return;
//try to get the GUTI -> nas_context
if(is_guti_2_nas_context(guti)){
nc = guti_2_nas_context(guti);
set_amf_ue_ngap_id_2_nas_context(amf_ue_ngap_id, nc);
supi2amfId[("imsi-"+nc.get()->imsi)] = amf_ue_ngap_id;
supi2ranId[("imsi-"+nc.get()->imsi)] = ran_ue_ngap_id;
}
else{
Logger::amf_n1().error("No existed nas_context with guti(%s)", guti.c_str());
response_registration_reject_msg(_5GMM_CAUSE_ILLEGAL_UE, ran_ue_ngap_id, amf_ue_ngap_id);
return;
}
}else{
Logger::amf_n1().debug("existing nas_context --> Update");
//nc = amf_ue_id_2_nas_context(amf_ue_ngap_id);
}
if(nc.get() == nullptr){
response_registration_reject_msg(_5GMM_CAUSE_ILLEGAL_UE, ran_ue_ngap_id, amf_ue_ngap_id);
return;
}
//if(nc.get() == nullptr){
// response_registration_reject_msg(_5GMM_CAUSE_ILLEGAL_UE, ran_ue_ngap_id, amf_ue_ngap_id);
// return;
//}
nc.get()->ran_ue_ngap_id = ran_ue_ngap_id;
nc.get()->amf_ue_ngap_id = amf_ue_ngap_id;
nc.get()->serving_network = snn;
//2. analysis the message IEs(encode RegistrationReject, if possible)
//2.2 check ie 5GS_Registration_type(Mandontary IE)
uint8_t reg_type; bool is_follow_on_req_pending;
......@@ -372,26 +484,6 @@ void amf_n1::registration_request_handle(bool isNasSig, std::shared_ptr<nas_cont
}
nc.get()->ngKsi = ngKSI;
//2.4 check ie 5gs mobility identity(Mondantary IE)
uint8_t mobility_id_type = regReq->getMobilityIdentityType();
switch(mobility_id_type){
case SUCI:{
nas::SUCI_imsi_t imsi;
if(!regReq->getSuciSupiFormatImsi(imsi)){
Logger::amf_n1().warn("No SUCI and IMSI for SUPI Format");
}else{
nc.get()->is_imsi_present = true;
nc.get()->imsi = imsi.mcc + imsi.mnc + imsi.msin;
Logger::amf_n1().debug("received imsi(%s)", nc.get()->imsi.c_str());
supi2amfId[("imsi-"+nc.get()->imsi)] = nc.get()->amf_ue_ngap_id;
supi2ranId[("imsi-"+nc.get()->imsi)] = nc.get()->ran_ue_ngap_id;
//nc.get()->imsi = //need interface to transfer SUCI_imsi_t to string
}
}break;
}
//2.4.1 try to get supi and format imsi
//2.4.2 try to get 5g-guti
//2.4.3 try to get ...
//2.5 try to get ie non-current native nas key set identity(Optional IE), used for inter-system change from S1 to N1
//2.6 try to get ie 5GMM Capability(Optional IE), not included for periodic registration updating procedure
uint8_t _5g_mm_cap = regReq->get5GMMCapability();
......@@ -412,6 +504,7 @@ void amf_n1::registration_request_handle(bool isNasSig, std::shared_ptr<nas_cont
Logger::amf_n1().warn("No Optional IE RequestedNssai avaliable");
}
nc.get()->requestedNssai = requestedNssai;
nc.get()->ctx_avaliability_ind = true;
//2.9 try to get ie Last visited registred TAI(OPtional IE), if provided
//2.10 try to get ie S1 Ue network capability(OPtional IE), if ue supports S1 mode
//2.11 try to get ie uplink data status(Optional IE), if UE has uplink user data to be sent
......@@ -421,6 +514,7 @@ void amf_n1::registration_request_handle(bool isNasSig, std::shared_ptr<nas_cont
switch(reg_type){
case INITIAL_REGISTRATION:{
run_initial_registration_procedure();//IEs?
run_registration_procedure(nc);
}break;
case MOBILITY_REGISTRATION_UPDATING:{
Logger::amf_n1().error("The network handling mobility registration ...");
......@@ -438,8 +532,7 @@ void amf_n1::registration_request_handle(bool isNasSig, std::shared_ptr<nas_cont
}break;
}
//5. run specific procedure for registration
nc.get()->ctx_avaliability_ind = true;
run_registration_procedure(nc);
//run_registration_procedure(nc);
//generation authentication vector, refer to openair-cn/tree/v0.5.0 (_emm_attach_identify())
//if(!generate_authentication_vector()){}
//encode AUTHENTICATION REQUEST message from liuyu
......@@ -526,7 +619,11 @@ void amf_n1::run_registration_procedure(std::shared_ptr<nas_context> &nc){
if(!nc.get()->is_auth_vectors_present){
Logger::amf_n1().debug("authentication vector in nas_context is not avaliable");
if(auth_vectors_generator(nc)){// all authentication in one(AMF)
nc.get()->ngKsi = 0x01;
ngksi_t ngksi = 0;
if(nc.get()->security_ctx && nc.get()->ngKsi != NAS_KEY_SET_IDENTIFIER_NOT_AVAILABLE){
ngksi = (nc.get()->ngKsi + 1) % (NGKSI_MAX_VALUE + 1);
}
nc.get()->ngKsi = ngksi;
handle_auth_vector_successful_result(nc);
}else{
Logger::amf_n1().error("request authentication vectors failure");
......@@ -535,10 +632,13 @@ void amf_n1::run_registration_procedure(std::shared_ptr<nas_context> &nc){
}else{
Logger::amf_n1().debug("authentication vector in nas_context is avaliable");
ngksi_t ngksi = 0;
if(nc.get()->security_ctx && nc.get()->security_ctx->ngksi != NAS_KEY_SET_IDENTIFIER_NOT_AVAILABLE){
ngksi = (nc.get()->security_ctx->ngksi + 1) % (NGKSI_MAX_VALUE + 1);
if(nc.get()->security_ctx && nc.get()->ngKsi != NAS_KEY_SET_IDENTIFIER_NOT_AVAILABLE){
ngksi = (nc.get()->ngKsi + 1) % (NGKSI_MAX_VALUE + 1);
Logger::amf_n1().debug("new ngKsi(%d)", ngksi);
// ... how to handle?
}
nc.get()->ngKsi = ngksi;
handle_auth_vector_successful_result(nc);
}
}else if(nc.get()->is_5g_guti_present){
nc.get()->is_auth_vectors_present = false;
......@@ -577,10 +677,10 @@ bool amf_n1::authentication_vectors_generator_in_ausf(std::shared_ptr<nas_contex
uint8_t kseaf[32];
Authentication_5gaka::derive_kseaf(nc.get()->serving_network, nc.get()->_5g_he_av[i].kausf, kseaf);
memcpy(nc.get()->_5g_av[i].kseaf, kseaf, 32);
print_buffer("amf_n1", "5G AV: rand", nc.get()->_5g_av[i].rand, 16);
print_buffer("amf_n1", "5G AV: autn", nc.get()->_5g_av[i].autn, 16);
print_buffer("amf_n1", "5G AV: kseaf", nc.get()->_5g_av[i].kseaf, 32);
print_buffer("amf_n1", "5G AV: hxres*", nc.get()->_5g_av[i].hxresStar, 16);
//print_buffer("amf_n1", "5G AV: rand", nc.get()->_5g_av[i].rand, 16);
//print_buffer("amf_n1", "5G AV: autn", nc.get()->_5g_av[i].autn, 16);
//print_buffer("amf_n1", "5G AV: kseaf", nc.get()->_5g_av[i].kseaf, 32);
//print_buffer("amf_n1", "5G AV: hxres*", nc.get()->_5g_av[i].hxresStar, 16);
}
return true;
}
......@@ -620,22 +720,22 @@ bool amf_n1::authentication_vectors_generator_in_udm(std::shared_ptr<nas_context
//uint8_t sqnak[6] = {0xb6, 0x22, 0xb7, 0x87, 0x4e, 0x86};
//test_generate_5g_he_av_in_udm(mysql_resp.opc, mysql_resp.key, sqnak, nc.get()->serving_network, vector[i]);
/******* end ***********/
uint8_t rand_[16] = {0x02, 0x27, 0x40, 0x55, 0xea, 0x5a, 0x2f, 0x7e, 0x3e, 0x87, 0x16, 0x4b, 0xdf, 0x80, 0xff, 0x32};
uint8_t sqn_[6] = {0x00, 0x00, 0x00, 0x00, 0x20, 0x9e};
memcpy(vector[i].rand, rand_, 16);
generate_5g_he_av_in_udm(mysql_resp.opc, nc.get()->imsi, mysql_resp.key, sqn_, nc.get()->serving_network, vector[i]);//serving network name
//uint8_t rand_[16] = {0x02, 0x27, 0x40, 0x55, 0xea, 0x5a, 0x2f, 0x7e, 0x3e, 0x87, 0x16, 0x4b, 0xdf, 0x80, 0xff, 0x32};
//uint8_t sqn_[6] = {0x00, 0x00, 0x00, 0x00, 0x20, 0x9e};
//memcpy(vector[i].rand, rand_, 16);
generate_5g_he_av_in_udm(mysql_resp.opc, nc.get()->imsi, mysql_resp.key, sqn, nc.get()->serving_network, vector[i]);//serving network name
}
mysql_push_rand_sqn (nc.get()->imsi, vector[MAX_5GS_AUTH_VECTORS - 1].rand, sqn);
}else{
Logger::amf_n1().debug("no auts ...");
Logger::amf_n1().debug("receive information from mysql with imsi(%s)", nc.get()->imsi.c_str());
print_buffer("amf_n1", "Received from MYSQL: rand", mysql_resp.rand, 16);
print_buffer("amf_n1", "Received from MYSQL: opc", mysql_resp.opc, 16);
print_buffer("amf_n1", "Received from MYSQL: key", mysql_resp.key, 16);
print_buffer("amf_n1", "Received from MYSQL: sqn", mysql_resp.sqn, 6);
//print_buffer("amf_n1", "Received from MYSQL: rand", mysql_resp.rand, 16);
//print_buffer("amf_n1", "Received from MYSQL: opc", mysql_resp.opc, 16);
//print_buffer("amf_n1", "Received from MYSQL: key", mysql_resp.key, 16);
//print_buffer("amf_n1", "Received from MYSQL: sqn", mysql_resp.sqn, 6);
for(int i=0; i< MAX_5GS_AUTH_VECTORS; i++){
generate_random (vector[i].rand, RAND_LENGTH);
print_buffer("amf_n1", "generated random: rand(5G HE AV)", vector[i].rand, 16);
//print_buffer("amf_n1", "generated random: rand(5G HE AV)", vector[i].rand, 16);
sqn = mysql_resp.sqn;
/** for test data *******/
//uint8_t newRAND[16] = {0x2c, 0x6e, 0xad, 0x35, 0x82, 0x7d, 0x01, 0xca, 0x4a, 0xc0, 0xfb, 0xf0, 0xaa, 0x31, 0x98, 0x4a};
......@@ -681,23 +781,16 @@ void amf_n1::test_generate_5g_he_av_in_udm(const uint8_t opc[16], uint8_t key[1
void amf_n1::generate_random(uint8_t *random_p, ssize_t length){
gmp_randinit_default(random_state.state);
gmp_randseed_ui(random_state.state, time(NULL));
Logger::amf_n1().debug("generate rand");
if(!amf_cfg.auth_para.random.compare("true")){
Logger::amf_n1().debug("amf config random -> true");
random_t random_nb;
mpz_init(random_nb);
Logger::amf_n1().debug("debug test point 1.1");
mpz_init_set_ui(random_nb, 0);
Logger::amf_n1().debug("debug test point 1.2");
pthread_mutex_lock(&random_state.lock);
Logger::amf_n1().debug("debug test point 1.3");
mpz_urandomb(random_nb, random_state.state, 8 * length);
Logger::amf_n1().debug("debug test point 1.4");
pthread_mutex_unlock(&random_state.lock);
Logger::amf_n1().debug("debug test point 1.5");
mpz_export(random_p, NULL, 1, length, 0, 0, random_nb);
int r = 0, mask = 0, shift;
Logger::amf_n1().debug("debug test point 1");
for (int i = 0; i < length; i++) {
if ((i % sizeof(i)) == 0)
r = rand();
......@@ -705,7 +798,6 @@ void amf_n1::generate_random(uint8_t *random_p, ssize_t length){
mask = 0xFF << shift;
random_p[i] = (r & mask) >> shift;
}
Logger::amf_n1().debug("debug test point 2");
}else{
Logger::amf_n1().error("amf config random -> false");
pthread_mutex_lock(&random_state.lock);
......@@ -724,30 +816,29 @@ void amf_n1::generate_random(uint8_t *random_p, ssize_t length){
uint8_t ik[16];
uint8_t ak[6];
uint64_t _imsi = fromString<uint64_t>(imsi);
Logger::amf_n1().debug("call f1");
//f1(key, vector.rand, sqn, amf, mac_a);// to compute MAC, Figure 7, ts33.102
print_buffer("amf_n1", "Parameters For Authentication-Algorithms: rand", vector.rand, 16);
print_buffer("amf_n1", "Parameters For Key-Derive-Function: snn", (uint8_t*)serving_network.c_str(), serving_network.size());
//print_buffer("amf_n1", "Parameters For Authentication-Algorithms: rand", vector.rand, 16);
//print_buffer("amf_n1", "Parameters For Key-Derive-Function: snn", (uint8_t*)serving_network.c_str(), serving_network.size());
Authentication_5gaka::f1(opc, key, vector.rand, sqn, amf, mac_a);// to compute MAC, Figure 7, ts33.102
print_buffer("amf_n1", "Result For F1-Alg: mac_a", mac_a, 8);
Logger::amf_n1().debug("call f2345");
//print_buffer("amf_n1", "Result For F1-Alg: mac_a", mac_a, 8);
//Logger::amf_n1().debug("call f2345");
//f2345(key, vector.rand, vector.xres, ck, ik, ak);// to compute XRES, CK, IK, AK
Authentication_5gaka::f2345(opc, key, vector.rand, vector.xres, ck, ik, ak);// to compute XRES, CK, IK, AK
print_buffer("amf_n1", "Result For F2345-Alg: xres", vector.xres, 8);
print_buffer("amf_n1", "Result For F2345-Alg: ck", ck, 16);
print_buffer("amf_n1", "Result For F2345-Alg: ik", ik, 16);
print_buffer("amf_n1", "Result For F2345-Alg: ak", ak, 6);
//print_buffer("amf_n1", "Result For F2345-Alg: xres", vector.xres, 8);
//print_buffer("amf_n1", "Result For F2345-Alg: ck", ck, 16);
//print_buffer("amf_n1", "Result For F2345-Alg: ik", ik, 16);
//print_buffer("amf_n1", "Result For F2345-Alg: ak", ak, 6);
annex_a_4_33501(ck, ik, vector.xres, vector.rand, serving_network, vector.xresStar);
print_buffer("amf_n1", "Result For KDF: xres*(5G HE AV)", vector.xresStar, 16);
Logger::amf_n1().debug("generate autn");
//print_buffer("amf_n1", "Result For KDF: xres*(5G HE AV)", vector.xresStar, 16);
//Logger::amf_n1().debug("generate autn");
Authentication_5gaka::generate_autn(sqn, ak, amf, mac_a, vector.autn);// generate AUTN
print_buffer("amf_n1", "generated autn(5G HE AV)", vector.autn, 16);
Logger::amf_n1().debug("derive kausf");
//print_buffer("amf_n1", "generated autn(5G HE AV)", vector.autn, 16);
//Logger::amf_n1().debug("derive kausf");
Authentication_5gaka::derive_kausf(ck, ik, serving_network, sqn, ak, vector.kausf);//derive Kausf
print_buffer("amf_n1", "Result For KDF: Kausf(5G HE AV)", vector.kausf, 32);
Logger::amf_n1().debug("generate_5g_he_av_in_udm finished!");
ue_authentication_simulator(vector.rand, vector.autn);
//print_buffer("amf_n1", "Result For KDF: Kausf(5G HE AV)", vector.kausf, 32);
//Logger::amf_n1().debug("generate_5g_he_av_in_udm finished!");
//ue_authentication_simulator(vector.rand, vector.autn);
return;
}
......@@ -757,7 +848,6 @@ void amf_n1::annex_a_4_33501(uint8_t ck[16], uint8_t ik[16], uint8_t *input, uin
uint8_t S[100];
S[0] = 0x6B;
memcpy (&S[1], netName.buf, netName.size);
printf("snn length(0x%x)\n", netName.size);
S[1+netName.size] = (netName.size & 0xff00)>>8;
S[2+netName.size] = (netName.size & 0x00ff);
for(int i=0; i<16; i++)
......@@ -800,11 +890,13 @@ void amf_n1::handle_auth_vector_successful_result(std::shared_ptr<nas_context> n
Logger::amf_n1().debug("Received security vectors from AUSF/UDM, try to setup security with the UE");
nc.get()->is_auth_vectors_present = true;
ngksi_t ngksi = 0;
nc.get()->security_ctx = new nas_secu_ctx();
if(nc.get()->security_ctx && nc.get()->security_ctx->ngksi != NAS_KEY_SET_IDENTIFIER_NOT_AVAILABLE)
ngksi = (nc.get()->security_ctx->ngksi + 1) % (NGKSI_MAX_VALUE + 1);
if(!nc.get()->security_ctx){
nc.get()->security_ctx = new nas_secu_ctx();
if(nc.get()->security_ctx && nc.get()->ngKsi != NAS_KEY_SET_IDENTIFIER_NOT_AVAILABLE)
ngksi = (nc.get()->security_ctx->ngksi + 1) % (NGKSI_MAX_VALUE + 1);
// ensure which vector is avaliable?
nc.get()->ngKsi = ngksi;
nc.get()->ngKsi = ngksi;
}
int vindex = nc.get()->security_ctx->vector_pointer;
if(!start_authentication_procedure(nc, vindex, nc.get()->ngKsi)){
Logger::amf_n1().error("start authentication procedure failure, reject...");
......@@ -877,12 +969,14 @@ bool amf_n1::check_nas_common_procedure_on_going(std::shared_ptr<nas_context> nc
void amf_n1::authentication_response_handle(uint32_t ran_ue_ngap_id, long amf_ue_ngap_id, bstring plain_msg){
std::shared_ptr<nas_context> nc;
Logger::amf_n1().info("Try to find nas_context using amf_ue_ngap_id(0x%x)", amf_ue_ngap_id);
if(!is_amf_ue_id_2_nas_context(amf_ue_ngap_id)){
Logger::amf_n1().error("No existed nas context for UE with amf_ue_ngap_id(0x%x)", amf_ue_ngap_id);
response_registration_reject_msg(_5GMM_CAUSE_ILLEGAL_UE, ran_ue_ngap_id, amf_ue_ngap_id);//cause?
return;
}
nc = amf_ue_id_2_nas_context(amf_ue_ngap_id);
Logger::amf_n1().info("Found nas_context(%p) with amf_ue_ngap_id(0x%x)", nc.get(), amf_ue_ngap_id);
//0. stop timer? common procedure finished!
nc.get()->is_common_procedure_for_authentication_running = false;
// MM state: COMMON-PROCEDURE-INITIATED -> DEREGISTRED
......@@ -1031,7 +1125,7 @@ bool amf_n1::start_security_mode_control_procedure(std::shared_ptr<nas_context>n
itti_send_dl_nas_buffer_to_task_n2(intProtctedNas, nc.get()->ran_ue_ngap_id, nc.get()->amf_ue_ngap_id);
//secu_ctx->dl_count.seq_num ++;
return true;
}
int amf_n1::security_select_algorithms(uint8_t nea, uint8_t nia, uint8_t &amf_nea, uint8_t &amf_nia){
......@@ -1054,14 +1148,24 @@ int amf_n1::security_select_algorithms(uint8_t nea, uint8_t nia, uint8_t &amf_ne
void amf_n1::security_mode_complete_handle(uint32_t ran_ue_ngap_id, long amf_ue_ngap_id, bstring nas_msg){
Logger::amf_n1().debug("handling security mode complete ...");
string ue_context_key = "app_ue_ranid_"+to_string(ran_ue_ngap_id)+":amfid_"+to_string(amf_ue_ngap_id);
std::shared_ptr<ue_context> uc;
uc = amf_app_inst->amf_ue_id_2_ue_context(amf_ue_ngap_id);
//uc = amf_app_inst->amf_ue_id_2_ue_context(amf_ue_ngap_id);
Logger::amf_n1().info("Try to find ue_context in amf_app using ran_amf_id(%s)", ue_context_key.c_str());
uc = amf_app_inst->ran_amf_id_2_ue_context(ue_context_key);
Logger::amf_n1().info("Found ue_context(%p) in amf_app using ran_amf_id(%s)", uc.get(), ue_context_key.c_str());
// encoding REGISTRATION ACCEPT
RegistrationAccept * regAccept = new RegistrationAccept();
regAccept->setHeader(PLAIN_5GS_MSG);
regAccept->set_5GS_Registration_Result(false, false, false, 0x01);
regAccept->set5G_GUTI(amf_cfg.guami.mcc, amf_cfg.guami.mnc, amf_cfg.guami.regionID, amf_cfg.guami.AmfSetID, amf_cfg.guami.AmfPointer, 0x264a34c0);
string mcc;
string mnc;
uint32_t tmsi;
if(!amf_app_inst->generate_5g_guti(ran_ue_ngap_id, amf_ue_ngap_id, mcc, mnc, tmsi)){
Logger::amf_n1().error("generate 5G GTUI error! exit");
return;
}
regAccept->set5G_GUTI(mcc, mnc, amf_cfg.guami.regionID, amf_cfg.guami.AmfSetID, amf_cfg.guami.AmfPointer, tmsi);
std::vector<p_tai_t> tai_list;
p_tai_t item0;
......@@ -1076,15 +1180,15 @@ void amf_n1::security_mode_complete_handle(uint32_t ran_ue_ngap_id, long amf_ue_
std::vector<struct SNSSAI_s> nssai;
SNSSAI_t snssai;
snssai.sst = 0;
snssai.sst = 1;
snssai.sd = -1;
snssai.mHplmnSst = -1;
snssai.mHplmnSd = -1;
nssai.push_back(snssai);
regAccept->setALLOWED_NSSAI(nssai);
//std::string guti = amf_cfg.guami.mcc + amf_cfg.guami.mnc + amf_cfg.guami.regionID + amf_cfg.guami.AmfSetID + amf_cfg.guami.AmfPointer + "0001";
std::string guti = "1234567890";
std::string guti = mcc + mnc + amf_cfg.guami.regionID + amf_cfg.guami.AmfSetID + amf_cfg.guami.AmfPointer + std::to_string(tmsi);
//std::string guti = "1234567890";
Logger::amf_n1().debug("allocated guti %s", guti.c_str());
regAccept->set_5GS_Network_Feature_Support(0x00, 0x00);
......@@ -1106,9 +1210,19 @@ void amf_n1::security_mode_complete_handle(uint32_t ran_ue_ngap_id, long amf_ue_
//encoding InitialContextSetupRequest(NGAP message) back
std::shared_ptr<nas_context> nc;
nc = amf_ue_id_2_nas_context(amf_ue_ngap_id);
Logger::amf_n1().info("UE[imsi:%s][guti:%s][current ranid:%d][current amfid:%d] has been registred into network", nc.get()->imsi.c_str(), guti.c_str(), ran_ue_ngap_id, amf_ue_ngap_id);
if(nc.get()->is_stacs_available){
int index = 0;
for(int i=0; i<stacs.ues.size(); i++){
if(!(nc.get()->imsi).compare(stacs.ues[i].imsi)){
index = i; break;
}
}
update_ue_information_statics(stacs.ues[index], "", "RM-REGISTRED", ran_ue_ngap_id, amf_ue_ngap_id, "", guti, "", "", 0);
}
//Logger::amf_n1().info("security mode complete: nas_context pointer(%p)", nc.get());
set_guti_2_nas_context(guti, nc);
nc.get()->is_common_procedure_for_security_mode_control_running = false;
nas_secu_ctx * secu = nc.get()->security_ctx;
//protect nas message
bstring protectedNas;
......@@ -1117,6 +1231,7 @@ void amf_n1::security_mode_complete_handle(uint32_t ran_ue_ngap_id, long amf_ue_
uint8_t kgnb[32];
uint32_t ulcount = secu->ul_count.seq_num | (secu->ul_count.overflow << 8);
Authentication_5gaka::derive_kgnb(0, 0x01, kamf, kgnb);
print_buffer("amf_n1", "kamf", kamf, 32);
//Authentication_5gaka::derive_kgnb(ulcount, 0x01, kamf, kgnb);
bstring kgnb_bs = blk2bstr(kgnb, 32);
itti_initial_context_setup_request * itti_msg = new itti_initial_context_setup_request(TASK_AMF_N1, TASK_AMF_N2);
......@@ -1271,6 +1386,15 @@ bool amf_n1::nas_message_cipher_protected(nas_secu_ctx *nsc, uint8_t direction,
void amf_n1::run_initial_registration_procedure(){
}
void amf_n1::ue_initiate_de_registration_handle(uint32_t ran_ue_ngap_id, long amf_ue_ngap_id, bstring nas){
string guti = "1234567890";//need modify
std::shared_ptr<nas_context> nc;
nc = guti_2_nas_context(guti);
nc.get()-> is_auth_vectors_present = false;
nc.get()-> is_current_security_avaliable = false;
nc.get()->security_ctx->sc_type = SECURITY_CTX_TYPE_NOT_AVAILABLE;
}
void amf_n1::ul_nas_transport_handle(uint32_t ran_ue_ngap_id, long amf_ue_ngap_id, bstring nas){
//1. decode UL_NAS_TRANSPORT message
Logger::amf_n1().debug("ul_nas_transport_handle");
......@@ -1279,10 +1403,13 @@ void amf_n1::ul_nas_transport_handle(uint32_t ran_ue_ngap_id, long amf_ue_ngap_i
uint8_t payload_type = ulNas->getPayloadContainerType();
uint8_t pdu_session_id = ulNas->getPduSessionId();
uint8_t request_type = ulNas->getRequestType();
bstring dnn;
bstring dnn = bfromcstr("default");
bstring sm_msg;
if(ulNas->getDnn(dnn)){
} else {
dnn = bfromcstr("default");
}
print_buffer("amf_n1", "decoded dnn bitstring out", (uint8_t*)bdata(dnn), blength(dnn));
switch(payload_type){
case N1_SM_INFORMATION:{
if(!ulNas->getPayloadContainer(sm_msg)){
......@@ -1381,7 +1508,7 @@ void amf_n1::run_mobility_registration_update_procedure(std::shared_ptr<nas_cont
regAccept->setALLOWED_NSSAI(nssai);
//std::string guti = amf_cfg.guami.mcc + amf_cfg.guami.mnc + amf_cfg.guami.regionID + amf_cfg.guami.AmfSetID + amf_cfg.guami.AmfPointer + "0001";
std::string guti = "1234567890";
std::string guti = "1234567890";//need modify
Logger::amf_n1().debug("allocated guti %s", guti.c_str());
regAccept->set_5GS_Network_Feature_Support(0x00, 0x00);
......@@ -1412,6 +1539,7 @@ void amf_n1::run_mobility_registration_update_procedure(std::shared_ptr<nas_cont
uint8_t kgnb[32];
uint32_t ulcount = secu->ul_count.seq_num | (secu->ul_count.overflow << 8);
Authentication_5gaka::derive_kgnb(ulcount, 0x01, kamf, kgnb);
print_buffer("amf_n1", "kamf", kamf, 32);
//Authentication_5gaka::derive_kgnb(ulcount, 0x01, kamf, kgnb);
bstring kgnb_bs = blk2bstr(kgnb, 32);
itti_initial_context_setup_request * itti_msg = new itti_initial_context_setup_request(TASK_AMF_N1, TASK_AMF_N2);
......
src/amf-app/amf_n1.hpp
View file @ 1ad1fcf9
......@@ -8,6 +8,7 @@
#include "itti_msg_n1.hpp"
#include "bstrlib.h"
#include "3gpp_ts24501.hpp"
#include "amf_statistics.hpp"
#include <pthread.h>
#include <stdlib.h>
......@@ -42,12 +43,13 @@ public:
void handle_itti_message(itti_uplink_nas_data_ind&);
void handle_itti_message(itti_downlink_nas_transfer & itti_msg);
public: // nas message decode
void nas_signalling_establishment_request_handle(std::shared_ptr<nas_context> nc, uint32_t ran_ue_ngap_id, long amf_ue_ngap_id, bstring plain_msg, std::string snn);
void nas_signalling_establishment_request_handle(SecurityHeaderType type, std::shared_ptr<nas_context> nc, uint32_t ran_ue_ngap_id, long amf_ue_ngap_id, bstring plain_msg, std::string snn, uint8_t ulCount);
void uplink_nas_msg_handle(uint32_t ran_ue_ngap_id, long amf_ue_ngap_id, bstring plain_msg);
bool check_security_header_type(SecurityHeaderType & type, uint8_t *buffer);
public:
std::map<long, std::shared_ptr<nas_context>> amfueid2nas_context; // amf ue ngap id
std::map<string, std::shared_ptr<nas_context>> imsi2nas_context;
std::map<std::string, long> supi2amfId;
std::map<std::string, uint32_t> supi2ranId;
......@@ -64,7 +66,8 @@ public:
database_t *db_desc;
private://nas message handlers
void registration_request_handle(bool isNasSig, std::shared_ptr<nas_context>nc, uint32_t ran_ue_ngap_id, long amf_ue_ngap_id, bstring reg);
void ue_initiate_de_registration_handle(uint32_t ran_ue_ngap_id, long amf_ue_ngap_id, bstring nas);
void registration_request_handle(bool isNasSig, std::shared_ptr<nas_context>nc, uint32_t ran_ue_ngap_id, long amf_ue_ngap_id, std::string snn, bstring reg);
void authentication_response_handle(uint32_t ran_ue_ngap_id, long amf_ue_ngap_id, bstring plain_msg);
void authentication_failure_handle(uint32_t ran_ue_ngap_id, long amf_ue_ngap_id, bstring plain_msg);
void security_mode_complete_handle(uint32_t ran_ue_ngap_id, long amf_ue_ngap_id, bstring nas_msg);
......@@ -110,6 +113,8 @@ public:
void annex_a_4_33501(uint8_t ck[16], uint8_t ik[16], uint8_t *input, uint8_t rand[16], std::string serving_network, uint8_t *output);
public:
void send_itti_to_smf_services_consumer(uint32_t ran_ue_ngap_id, long amf_ue_ngap_id, uint8_t request_type, uint8_t pdu_session_id, bstring dnn, bstring sm_msg);
public:
void update_ue_information_statics(ue_infos &ueItem, const string connStatus, const string registerStatus, uint32_t ranid, uint32_t amfid, string imsi, string guti, string mcc, string mnc, uint32_t cellId);
};
}
......
src/amf-app/amf_n11.cpp
View file @ 1ad1fcf9
......@@ -77,6 +77,11 @@ void amf_n11_task(void*){
itti_smf_services_consumer *m = dynamic_cast<itti_smf_services_consumer*>(msg);
amf_n11_inst->handle_itti_message(ref(*m));
}break;
case NSMF_PDU_SESS_UPDATE_SMCTX:{
Logger::task_amf_n11().info("receive NSMF_PDU_SESS_UPDATE_SMCTX, handling ...");
itti_nsmf_pdusession_update_sm_context *m = dynamic_cast<itti_nsmf_pdusession_update_sm_context*>(msg);
amf_n11_inst->handle_itti_message(ref(*m));
}break;
case PDU_SESS_RES_SET_RESP:{
Logger::task_amf_n11().info("receive PDU_SESS_RES_SET_RESP, handling ...");
itti_pdu_session_resource_setup_response *m = dynamic_cast<itti_pdu_session_resource_setup_response*>(msg);
......@@ -98,7 +103,8 @@ amf_n11::amf_n11(){
amf_n11::~amf_n11(){}
/***************************** itti message handlers *********************************/
void amf_n11::handle_itti_message(itti_pdu_session_resource_setup_response &itti_msg){
void amf_n11::handle_itti_message(itti_pdu_session_resource_setup_response &itti_msg){}
void amf_n11::handle_itti_message(itti_nsmf_pdusession_update_sm_context &itti_msg){
string supi = pduid2supi.at(itti_msg.pdu_session_id);
Logger::amf_n11().debug("Try to find supi(%s) from pdusession_id(%d)", supi.c_str(), itti_msg.pdu_session_id);
std::shared_ptr<pdu_session_context> psc;
......@@ -117,7 +123,7 @@ void amf_n11::handle_itti_message(itti_pdu_session_resource_setup_response &itti
}else{
smf_selection_from_context(smf_addr);
}
string remote_uri = smf_addr + "/nsmf-pdusession/v2/sm-contexts/" + supi + "/modify";
string remote_uri = smf_addr + "/nsmf-pdusession/v2/sm-contexts/" + "1" + "/modify";//scid
nlohmann::json pdu_session_update_request;
pdu_session_update_request["n2SmInfoType"] = "PDU_RES_SETUP_RSP";
pdu_session_update_request["n2SmInfo"]["contentId"] = "n2SmMsg";
......@@ -139,13 +145,22 @@ void amf_n11::handle_itti_message(itti_smf_services_consumer& smf){
psc = std::shared_ptr<pdu_session_context>(new pdu_session_context());
set_supi_to_pdu_ctx(supi, psc);
}
pduid2supi[smf.pdu_sess_id] = supi;
psc.get()->amf_ue_ngap_id = nc.get()->amf_ue_ngap_id;
psc.get()->ran_ue_ngap_id = nc.get()->ran_ue_ngap_id;
psc.get()->req_type = smf.req_type;
psc.get()->pdu_session_id = smf.pdu_sess_id;
//parse binary dnn and store
bstring bdnn = smf.dnn;
string dnn = bstring2charString(bdnn);
std::string dnn = "default";
if ((smf.dnn != nullptr) && (blength(smf.dnn) > 0)){
char * tmp = bstring2charString(smf.dnn);
dnn = tmp;
free (tmp);
tmp = nullptr;
}
Logger::amf_n11().debug("requested DNN: %s", dnn.c_str());
psc.get()->dnn = dnn;
......@@ -176,14 +191,14 @@ void amf_n11::handle_pdu_session_initial_request(string supi, std::shared_ptr<pd
pdu_session_establishment_request["supi"] = supi.c_str();
pdu_session_establishment_request["pei"] = "imei-200000000000001";
pdu_session_establishment_request["gpsi"] = "msisdn-200000000001";
pdu_session_establishment_request["dnn"] = "carrier.com";
pdu_session_establishment_request["sNssai"]["sst"] = 222;
pdu_session_establishment_request["sNssai"]["sd"] = "123";
pdu_session_establishment_request["dnn"] = dnn.c_str();
pdu_session_establishment_request["sNssai"]["sst"] = 1;
pdu_session_establishment_request["sNssai"]["sd"] = "0";
pdu_session_establishment_request["pduSessionId"] = psc.get()->pdu_session_id;
pdu_session_establishment_request["requestType"] = "INITIAL_REQUEST";
pdu_session_establishment_request["servingNfId"] = "servingNfId";
pdu_session_establishment_request["servingNetwork"]["mcc"] = "208";
pdu_session_establishment_request["servingNetwork"]["mnc"] = "95";
pdu_session_establishment_request["servingNetwork"]["mcc"] = "460";
pdu_session_establishment_request["servingNetwork"]["mnc"] = "011";
pdu_session_establishment_request["anType"] = "3GPP_ACCESS";
pdu_session_establishment_request["smContextStatusUri"] = "smContextStatusUri";
......@@ -278,36 +293,29 @@ void amf_n11::curl_http_client(string remoteUri, string jsonData, string n1SmMsg
//curl_mime_name (part, "n1SmMsg");
}
Logger::amf_n11().debug("is there ok?");
if(n2SmMsg != ""){
Logger::amf_n11().debug("is there ok? n2");
unsigned char *n2_msg_hex = format_string_as_hex(n2SmMsg);
part = curl_mime_addpart(mime);
curl_mime_data(part, reinterpret_cast<const char*>(n2_msg_hex), n2SmMsg.length()/2);
curl_mime_type(part, "application/vnd.3gpp.5gngap");
curl_mime_type(part, "application/vnd.3gpp.ngap");
//curl_mime_name (part, "n2SmMsg");
}
Logger::amf_n11().debug("is there ok?1");
curl_easy_setopt(curl, CURLOPT_MIMEPOST, mime);
//res = curl_easy_perform(curl);
Logger::amf_n11().debug("is there ok?2");
// Response information.
long httpCode(0);
std::unique_ptr<std::string> httpData(new std::string());
Logger::amf_n11().debug("is there ok?3");
// Hook up data handling function.
curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, &callback);
curl_easy_setopt(curl, CURLOPT_WRITEDATA, httpData.get());
Logger::amf_n11().debug("is there ok?4");
res = curl_easy_perform(curl);
curl_easy_getinfo(curl, CURLINFO_RESPONSE_CODE, &httpCode);
Logger::amf_n11().debug("is there ok?5");
//get cause from the response
string response = *httpData.get();
string jsonData = "";
......
src/amf-app/amf_n11.hpp
View file @ 1ad1fcf9
......@@ -17,6 +17,7 @@ public:
void handle_itti_message(itti_smf_services_consumer &);
void handle_pdu_session_initial_request(string supi, std::shared_ptr<pdu_session_context> psc, string smf_addr, bstring sm_msg, string dnn);
void handle_itti_message(itti_pdu_session_resource_setup_response &itti_msg);
void handle_itti_message(itti_nsmf_pdusession_update_sm_context &itti_msg);
public:
std::map<string, std::shared_ptr<pdu_session_context>> supi2pdu; // amf ue ngap id
mutable std::shared_mutex m_supi2pdu;
......
src/amf-app/amf_n2.cpp
View file @ 1ad1fcf9
......@@ -121,6 +121,8 @@ void amf_n2::handle_itti_message(itti_ng_setup_request & itti_msg){
Logger::amf_n2().debug("Update gNB context with assoc id (%d)", itti_msg.assoc_id);
}
gnb_infos gnbItem;
//Get IE Global RAN Node ID
uint32_t gnb_id; string gnb_mcc; string gnb_mnc;
if(!itti_msg.ngSetupReq->getGlobalGnbID(gnb_id, gnb_mcc, gnb_mnc)){
......@@ -129,12 +131,14 @@ void amf_n2::handle_itti_message(itti_ng_setup_request & itti_msg){
}
Logger::amf_n2().debug("IE GlobalGNBID(0x%x)",gnb_id);
gc->globalRanNodeId = gnb_id;
gnbItem.gnb_id = gnb_id;
string gnb_name;
if(!itti_msg.ngSetupReq->getRanNodeName(gnb_name)){
Logger::amf_n2().warn("IE RanNodeName not existed");
}else{
gc->gnb_name = gnb_name;
gnbItem.gnb_name = gnb_name;
Logger::amf_n2().debug("IE RanNodeName(%s)",gnb_name.c_str());
}
......@@ -149,7 +153,9 @@ void amf_n2::handle_itti_message(itti_ng_setup_request & itti_msg){
if(!itti_msg.ngSetupReq->getSupportedTAList(s_ta_list)){//getSupportedTAList
return;
}
gnbItem.mcc = s_ta_list[0].b_plmn_list[0].mcc;
gnbItem.mnc = s_ta_list[0].b_plmn_list[0].mnc;
gnbItem.tac = s_ta_list[0].tac;
//association GlobalRANNodeID with assoc_id
//store RAN Node Name in gNB context, if present
//verify PLMN Identity and TAC with configuration and store supportedTAList in gNB context, if verified; else response NG SETUP FAILURE with cause "Unknown PLMN"(9.3.1.2, ts38413)
......@@ -208,6 +214,7 @@ void amf_n2::handle_itti_message(itti_ng_setup_request & itti_msg){
gc.get()->ng_state = NGAP_READY;
Logger::amf_n2().debug("gnb with [gnb_id(0x%x), assoc_id(%d)] has been attached to AMF", gc.get()->globalRanNodeId, itti_msg.assoc_id);
stacs.gNB_connected += 1;
stacs.gnbs.push_back(gnbItem);
return;
}
......@@ -243,47 +250,36 @@ void amf_n2::handle_itti_message(itti_initial_ue_message &init_ue_msg){
if(!is_ran_ue_id_2_ne_ngap_context(ran_ue_ngap_id)){
Logger::amf_n2().debug("Create a new ue ngap context with ran_ue_ngap_id(0x%x)", ran_ue_ngap_id);
unc = std::shared_ptr<ue_ngap_context>(new ue_ngap_context());
Logger::amf_n2().debug("testing 1");
set_ran_ue_ngap_id_2_ue_ngap_context(ran_ue_ngap_id, unc);
Logger::amf_n2().debug("testing 2");
}else{
unc = ran_ue_id_2_ue_ngap_context(ran_ue_ngap_id);
}
if(unc.get() == nullptr){
Logger::amf_n2().error("Failed to get ue ngap context for ran_ue_ngap_id(0x%x)",21);
}else{
Logger::amf_n2().debug("testing 3");
//store information into ue ngap context
unc.get()->ran_ue_ngap_id = ran_ue_ngap_id;
Logger::amf_n2().debug("testing 4");
unc.get()->sctp_stream_recv = init_ue_msg.stream;
Logger::amf_n2().debug("testing 5");
unc.get()->sctp_stream_send == gc.get()->next_sctp_stream;
Logger::amf_n2().debug("testing 6");
gc.get()->next_sctp_stream += 1;
if(gc.get()->next_sctp_stream >= gc.get()->instreams)
gc.get()->next_sctp_stream = 1;
unc.get()->gnb_assoc_id = init_ue_msg.assoc_id;
NrCgi_t cgi;
Tai_t tai;
Logger::amf_n2().debug("testing 7");
if(init_ue_msg.initUeMsg->getUserLocationInfoNR(cgi, tai)){
Logger::amf_n2().debug("testing 8");
itti_msg->cgi = cgi;
itti_msg->tai = tai;
}else{
Logger::amf_n2().error("Missing Mondontary IE UserLocationInfoNR");
return;
}
Logger::amf_n2().debug("testing 9");
if(init_ue_msg.initUeMsg->getRRCEstablishmentCause() == -1){
Logger::amf_n2().warn("IE RRCEstablishmentCause not present");
itti_msg->rrc_cause = -1;//not present
}else{
itti_msg->rrc_cause = init_ue_msg.initUeMsg->getRRCEstablishmentCause();
Logger::amf_n2().debug("testing 10");
}
Logger::amf_n2().debug("testing 11");
#if 0
if(init_ue_msg.initUeMsg->getUeContextRequest() == -1){
Logger::amf_n2().warn("IE UeContextRequest not present");
......@@ -303,8 +299,6 @@ void amf_n2::handle_itti_message(itti_initial_ue_message &init_ue_msg){
Logger::amf_n2().debug("5g_s_tmsi true");
}
Logger::amf_n2().debug("testing 13");
uint8_t *nas_buf;
size_t nas_len = 0;
if(init_ue_msg.initUeMsg->getNasPdu(nas_buf,nas_len)){
......@@ -349,7 +343,7 @@ void amf_n2::handle_itti_message(itti_ul_nas_transport &ul_nas_transport){
}
if(unc.get()->ng_ue_state != NGAP_UE_CONNECTED){
Logger::amf_n2().error("Received NGAP UPLINK_NAS_TRANSPORT while UE in state != NGAP_UE_CONNECTED");
return;
//return;
}
itti_uplink_nas_data_ind * itti_msg = new itti_uplink_nas_data_ind(TASK_AMF_N2, TASK_AMF_N1);
itti_msg->is_nas_signalling_estab_req = false;
......@@ -437,30 +431,23 @@ void amf_n2::handle_itti_message(itti_initial_context_setup_request &itti_msg){
std::vector<PDUSessionResourceSetupRequestItem_t>list;
PDUSessionResourceSetupRequestItem_t item;
item.pduSessionId = itti_msg.pdu_session_id;
item.s_nssai.sst = "00";
item.s_nssai.sd = "none";
item.s_nssai.sst = "01";
item.s_nssai.sd = "";
item.pduSessionNAS_PDU = NULL;
Logger::amf_n2().debug("Encoding parameters for service request, testing point 0");
bstring n2sm = itti_msg.n2sm;
Logger::amf_n2().debug("Encoding parameters for service request, testing point 0.1 n2sm_size(%d)", blength(itti_msg.n2sm));
Logger::amf_n2().debug("Encoding parameters for service request, testing point 1");
if(blength(itti_msg.n2sm) != 0){
item.pduSessionResourceSetupRequestTransfer.buf = (uint8_t*)bdata(itti_msg.n2sm);
Logger::amf_n2().debug("Encoding parameters for service request, testing point 1.1");
item.pduSessionResourceSetupRequestTransfer.size = blength(itti_msg.n2sm);
}else{
Logger::amf_n2().error("n2sm empty!");
}
list.push_back(item);
Logger::amf_n2().debug("Encoding parameters for service request, testing point 2");
msg->setPduSessionResourceSetupRequestList(list);
Logger::amf_n2().debug("Encoding parameters for service request, testing point 3");
msg->setUEAggregateMaxBitRate(0x08a7d8c0, 0x20989680);
Logger::amf_n2().debug("Encoding parameters for service request, testing point 4");
}
uint8_t buffer[7000];
int encoded_size = msg->encode2buffer(buffer, 7000);
uint8_t buffer[10000];
int encoded_size = msg->encode2buffer(buffer, 10000);
bstring b = blk2bstr(buffer, encoded_size);
sctp_s_38412.sctp_send_msg(gc.get()->sctp_assoc_id, unc.get()->sctp_stream_send,&b);
}
......@@ -491,8 +478,8 @@ void amf_n2::handle_itti_message(itti_pdu_session_resource_setup_request &itti_m
nas_pdu[blength(itti_msg.nas)] = '\0';
item.pduSessionNAS_PDU = nas_pdu;//(uint8_t*)bdata(itti_msg.nas);
item.sizeofpduSessionNAS_PDU = blength(itti_msg.nas);
item.s_nssai.sst = "00";
item.s_nssai.sd = "none";
item.s_nssai.sst = "01";
item.s_nssai.sd = "";
item.pduSessionResourceSetupRequestTransfer.buf = (uint8_t*)bdata(itti_msg.n2sm);
item.pduSessionResourceSetupRequestTransfer.size = blength(itti_msg.n2sm);
list.push_back(item);
......@@ -505,30 +492,19 @@ void amf_n2::handle_itti_message(itti_pdu_session_resource_setup_request &itti_m
}
void amf_n2::handle_itti_message(itti_ue_context_release_request &itti_msg){
Logger::amf_n2().debug("handle_itti_message ...");
Logger::amf_n2().debug("handling ue context release request ...");
unsigned long amf_ue_ngap_id = itti_msg.ueCtxRel->getAmfUeNgapId();
Logger::amf_n2().debug("handle_itti_message ... test point 0");
uint32_t ran_ue_ngap_id = itti_msg.ueCtxRel->getRanUeNgapId();
Logger::amf_n2().debug("handle_itti_message ... test point 1");
e_Ngap_CauseRadioNetwork cause;
Logger::amf_n2().debug("handle_itti_message ... test point 2");
itti_msg.ueCtxRel->getCauseRadioNetwork(cause);
Logger::amf_n2().debug("handle_itti_message ... test point 3");
UEContextReleaseCommandMsg * ueCtxRelCmd = new UEContextReleaseCommandMsg();
Logger::amf_n2().debug("handle_itti_message ... test point 4");
ueCtxRelCmd->setMessageType();
Logger::amf_n2().debug("handle_itti_message ... test point 5");
ueCtxRelCmd->setUeNgapIdPair(amf_ue_ngap_id, ran_ue_ngap_id);
Logger::amf_n2().debug("handle_itti_message ... test point 6");
ueCtxRelCmd->setCauseRadioNetwork(cause);
Logger::amf_n2().debug("handle_itti_message ... test point 7");
uint8_t buffer[200];
int encoded_size = ueCtxRelCmd->encode2buffer(buffer, 200);
Logger::amf_n2().debug("handle_itti_message ... test point 8");
bstring b = blk2bstr(buffer, encoded_size);
Logger::amf_n2().debug("handle_itti_message ... test point 9");
sctp_s_38412.sctp_send_msg(itti_msg.assoc_id, itti_msg.stream, &b);
Logger::amf_n2().debug("handle_itti_message ... test point 10");
}
void amf_n2::handle_itti_message(itti_ue_radio_capability_indication &itti_msg){
......
src/amf-app/amf_statistics.cpp
View file @ 1ad1fcf9
......@@ -6,11 +6,27 @@ using namespace std;
void statistics::display(){
cout<<endl;
Logger::amf_app().info("--------------------------------------------------");
Logger::amf_app().info("| connected gNBs | connected UEs | registred UEs |");
Logger::amf_app().info("--------------------------------------------------");
Logger::amf_app().info("| %d | %d | %d |",gNB_connected,UE_connected,UE_registred);
Logger::amf_app().info("--------------------------------------------------");
//Logger::amf_app().info("--------------------------------------------------");
//Logger::amf_app().info("| connected gNBs | connected UEs | registred UEs |");
//Logger::amf_app().info("--------------------------------------------------");
//Logger::amf_app().info("| %d | %d | %d |",gNB_connected,UE_connected,UE_registred);
//Logger::amf_app().info("--------------------------------------------------");
Logger::amf_app().info("|--------------------------------------------------------------------------------------------------------------------|");
Logger::amf_app().info("-----------------------------------------------------------------------------------------------------------------");
Logger::amf_app().info("|----------------------------------------------------gNBs' information--------------------------------------------|");
for(int i=0; i<gnbs.size(); i++){
Logger::amf_app().info("[index %d][connected][GlobalID: 0x%x][gnb name: %s][Tracking Area: plmn(%s), tac(%d)]", i+1, gnbs[i].gnb_id, gnbs[i].gnb_name.c_str(), (gnbs[i].mcc+gnbs[i].mnc).c_str(), gnbs[i].tac);
}
Logger::amf_app().info("-----------------------------------------------------------------------------------------------------------------"); cout<<endl;
Logger::amf_app().info("-----------------------------------------------------------------------------------------------------------------");
Logger::amf_app().info("|----------------------------------------------------UEs' information--------------------------------------------|");
for(int i=0; i<ues.size();i++){
Logger::amf_app().info("[index %d][%s][%s][imsi %s][guti %s]", i+1, ues[i].connStatus.c_str(), ues[i].registerStatus.c_str(), ues[i].imsi.c_str(), ues[i].guti.c_str());
Logger::amf_app().info("Current ran_ue_ngap_id[%d]; Current amf_ue_ngap_id[%d]", ues[i].ranid, ues[i].amfid);
Logger::amf_app().info("Location[NrCgi][PLMN(%s), cellID(%d)]", (ues[i].mcc+ues[i].mnc).c_str(), ues[i].cellId); cout<<endl;
}
Logger::amf_app().info("-----------------------------------------------------------------------------------------------------------------");
Logger::amf_app().info("|--------------------------------------------------------------------------------------------------------------------|"); cout<<endl;
}
statistics::statistics(){
......
src/amf-app/amf_statistics.hpp
View file @ 1ad1fcf9
......@@ -4,6 +4,31 @@
#include <stdlib.h>
#include <unistd.h>
#include <stdint.h>
#include <vector>
#include <string>
using namespace std;
typedef struct{
uint32_t gnb_id;
string mcc;
string mnc;
string gnb_name;
uint32_t tac;
//long nrCellId;
}gnb_infos;
typedef struct{
string connStatus;
string registerStatus;
uint32_t ranid;
long amfid;
string imsi;
string guti;
string mcc;
string mnc;
uint32_t cellId;
}ue_infos;
class statistics{
public:
......@@ -15,7 +40,8 @@ public:
uint32_t UE_connected;
uint32_t UE_registred;
//uint32_t system_pdu_sessions;
vector<gnb_infos> gnbs;
vector<ue_infos> ues;
};
......
src/contexts/nas_context.cpp
View file @ 1ad1fcf9
#include "nas_context.hpp"
nas_context::nas_context(){
security_ctx = NULL;
is_imsi_present = false;
is_stacs_available = false;
is_auth_vectors_present = false;
is_specific_procedure_for_registration_running = false;
is_specific_procedure_for_deregistration_running = false;
......
src/contexts/nas_context.hpp
View file @ 1ad1fcf9
......@@ -15,8 +15,10 @@ public:
~nas_context();
public:
bool ctx_avaliability_ind;
bool is_stacs_available;
long amf_ue_ngap_id;
uint32_t ran_ue_ngap_id;
string nas_status;
/************ parameters from Registration request *************/
uint8_t registration_type:3;
......
src/itti/itti_msg.hpp
View file @ 1ad1fcf9
......@@ -73,6 +73,7 @@ typedef enum {
NAS_SIG_ESTAB_REQ,//task amf_app
N1N2_MESSAGE_TRANSFER_REQ,
SMF_SERVICES_CONSUMER,
NSMF_PDU_SESS_UPDATE_SMCTX,
PDU_SESS_RES_SET_RESP,
TIME_OUT,
HEALTH_PING,
......
src/itti/msgs/itti_msg_n11.hpp
View file @ 1ad1fcf9
......@@ -3,6 +3,7 @@
#include "bstrlib.h"
#include "itti_msg.hpp"
#include <string>
class itti_msg_n11 : public itti_msg{
public:
......@@ -42,6 +43,14 @@ public:
bstring n2sm;
};
class itti_nsmf_pdusession_update_sm_context : public itti_msg_n11{
public:
itti_nsmf_pdusession_update_sm_context(const task_id_t origin, const task_id_t destination) : itti_msg_n11(NSMF_PDU_SESS_UPDATE_SMCTX, origin, destination){}
itti_nsmf_pdusession_update_sm_context(const itti_nsmf_pdusession_update_sm_context &i) : itti_msg_n11(i){}
public:
uint8_t pdu_session_id;
bstring n2sm;
};
......
src/nas/common/3gpp_ts24501.hpp
View file @ 1ad1fcf9
......@@ -36,7 +36,7 @@
#define SERVICE_REQUEST 0b01001100
#define SERVICE_REJECT 0b01001101
#define SERVICE_ACCEPT 0b01001110
#define UE_INIT_DEREGISTER 0b01000101
/********* registration type ***************/
......
src/nas/ies/5GSMobilityIdentity.cpp
View file @ 1ad1fcf9
......@@ -392,36 +392,36 @@ int _5GSMobilityIdentity::suci_decodefrombuffer(uint8_t *buf, int len, int ie_le
octet = *(buf+decoded_size);
decoded_size++;
mcc += (octet & 0x0f);
Logger::nas_mm().debug("mcc(%s)",std::to_string(mcc).c_str());
Logger::nas_mm().debug("buffer(0x%x)",octet);
//Logger::nas_mm().debug("mcc(%s)",std::to_string(mcc).c_str());
//Logger::nas_mm().debug("buffer(0x%x)",octet);
if((octet&0xf0) == 0xf0){
octet = *(buf+decoded_size);
decoded_size++;
mnc += ((octet & 0x0f)*10 + ((octet&0xf0)>>4));
Logger::nas_mm().debug("mnc(2 digits)(%s)",std::to_string(mnc).c_str());
//Logger::nas_mm().debug("mnc(2 digits)(%s)",std::to_string(mnc).c_str());
}else{
mnc += ((octet&0xf0)>>4);
octet = *(buf+decoded_size);
Logger::nas_mm().debug("buffer(0x%x)",octet);
//Logger::nas_mm().debug("buffer(0x%x)",octet);
decoded_size++;
mnc += ((octet & 0x0f)*100 + ((octet&0xf0)>>4)*10);
Logger::nas_mm().debug("mnc(3 digits)(%s)",std::to_string(mnc).c_str());
//Logger::nas_mm().debug("mnc(3 digits)(%s)",std::to_string(mnc).c_str());
}
Logger::nas_mm().debug("mcc(%s) mnc(%s)",std::to_string(mcc).c_str(),std::to_string(mnc).c_str());
supi_format_imsi->mcc = (const string)(std::to_string(mcc));
supi_format_imsi->mnc = (const string)(std::to_string(mnc));
int routid = 0; uint8_t digit[4];
octet = *(buf+decoded_size); decoded_size++;
Logger::nas_mm().debug("octet(0x%x)",octet);
//Logger::nas_mm().debug("octet(0x%x)",octet);
digit[0] = octet & 0x0f;
digit[1] = (octet & 0xf0)>>4;
octet = *(buf+decoded_size); decoded_size++;
Logger::nas_mm().debug("octet(0x%x)",octet);
//Logger::nas_mm().debug("octet(0x%x)",octet);
digit[2] = octet & 0x0f;
digit[3] = (octet & 0xf0)>>4;
if(!digit[0] && digit[1]==0x0f && digit[2]==0x0f && digit[3]==0x0f) {
supi_format_imsi->routingIndicator = (const string)("none");
Logger::nas_mm().debug("routing indicator(%s)",supi_format_imsi->routingIndicator.c_str());
//Logger::nas_mm().debug("routing indicator(%s)",supi_format_imsi->routingIndicator.c_str());
}
else{
string result = "";
......@@ -437,15 +437,15 @@ int _5GSMobilityIdentity::suci_decodefrombuffer(uint8_t *buf, int len, int ie_le
supi_format_imsi->protectionSchemeId = 0x0f & octet;
octet = *(buf+decoded_size); decoded_size++;
supi_format_imsi->homeNetworkPKI = octet;
Logger::nas_mm().debug("decoded homeNetworkPKI(%x)",supi_format_imsi->homeNetworkPKI);
//Logger::nas_mm().debug("decoded homeNetworkPKI(%x)",supi_format_imsi->homeNetworkPKI);
string msin = "";
int digit_low = 0, digit_high = 0, numMsin = ie_len-decoded_size;
Logger::nas_mm().debug("number of msin(%d)",numMsin);
//Logger::nas_mm().debug("number of msin(%d)",numMsin);
for(int i=0; i< numMsin; i++){
octet = *(buf+decoded_size); decoded_size++;
digit_high = (octet & 0xf0) >> 4;
digit_low = octet & 0x0f;
Logger::amf_n1().debug("msin(%d), %d %d", i, digit_high, digit_low);
//Logger::amf_n1().debug("msin(%d), %d %d", i, digit_high, digit_low);
msin += ((const string)(std::to_string(digit_low)) + (const string)(std::to_string(digit_high)));
}
supi_format_imsi->msin = msin;
......
src/nas/ies/DNN.cpp
View file @ 1ad1fcf9
......@@ -18,7 +18,9 @@ DNN::~DNN() {}
_value = value;
}*/
void DNN::getValue(bstring &dnn) {
dnn = bstrcpy(_DNN);
//dnn = _DNN;
//dnn = bstrcpy(_DNN);
dnn = blk2bstr((uint8_t*)bdata(_DNN)+1, blength(_DNN)-1);
}
int DNN::encode2buffer(uint8_t *buf, int len) {
Logger::nas_mm().debug("encoding DNN iei(0x%x)", _iei);
......@@ -52,8 +54,9 @@ int DNN::decodefrombuffer(uint8_t *buf, int len, bool is_option) {
length = *(buf + decoded_size); decoded_size++;
decode_bstring(&_DNN, length, (buf + decoded_size), len - decoded_size);
decoded_size += length;
for (int i = 0; i < length; i++) {
Logger::nas_mm().debug("decoded DNN value(0x%x)", (uint8_t*)_DNN->data[i]);
for (int i = 0; i < blength(_DNN); i++) {
Logger::nas_mm().debug("decoded DNN value(0x%x)", (uint8_t*)bdata(_DNN)[i]);
//print_buffer("amf_n1", "decoded dnn bitstring", (uint8_t*)bdata(_DNN), blength(_DNN));
}
Logger::nas_mm().debug("decoded DNN len(%d)", decoded_size);
return decoded_size;
......
src/nas/msgs/RegistrationRequest.cpp
View file @ 1ad1fcf9
......@@ -5,7 +5,6 @@
using namespace nas;
RegistrationRequest::RegistrationRequest(){
Logger::nas_mm().debug("initiating class RegistrationRequest");
plain_header = NULL;
ie_5gsregistrationtype = NULL;
ie_ngKSI = NULL;
......@@ -82,6 +81,17 @@ bool RegistrationRequest::getSuciSupiFormatImsi(nas::SUCI_imsi_t &imsi) {
}
else { return false; }
}
std::string RegistrationRequest::get_5g_guti(){
if(ie_5gs_mobility_id){
nas::_5G_GUTI_t guti;
ie_5gs_mobility_id->get5GGUTI(guti);
return "1234567890";
}else{
return "error";
}
}
//Additional_GUTI
void RegistrationRequest::setAdditional_GUTI_SUCI_SUPI_format_IMSI(const string mcc, const string mnc, uint8_t amf_region_id, uint8_t amf_set_id, uint8_t amf_pointer, const string _5g_tmsi) {
/*if (amf_pointer&0x80) {
......@@ -123,9 +133,10 @@ void RegistrationRequest::set5G_MM_capability(uint8_t value){
ie_5g_mm_capability = new _5GMMCapability(0x10,value);
}
uint8_t RegistrationRequest::get5GMMCapability(){
if (ie_5g_mm_capability != nullptr)
return ie_5g_mm_capability->getValue();
else return -1;
if(ie_5g_mm_capability)
return ie_5g_mm_capability->getValue();
else
return -1;
}
void RegistrationRequest::setUE_Security_Capability(uint8_t g_EASel, uint8_t g_IASel) {
ie_ue_security_capability = new UESecurityCapability(0x2E, g_EASel, g_IASel);
......
src/nas/msgs/RegistrationRequest.hpp
View file @ 1ad1fcf9
......@@ -55,6 +55,7 @@ void setLast_Visited_Registered_TAI(uint8_t MNC_MCC1, uint8_t MNC_MCC2, uint8_t
bool get5GSRegistrationType(bool &is_for, uint8_t &reg_type/*3bits*/);//返回获取IE的状态，成功或者失败
uint8_t getngKSI();//return -1;表示获取IE失败
uint8_t getMobilityIdentityType();//return -1;表示获取IE失败
std::string get_5g_guti();//"error" for missing IE GUTI
bool getSuciSupiFormatImsi(nas::SUCI_imsi_t &imsi);
uint8_t getNonCurrentNativeNasKSI();//return -1;表示获取IE失败
uint8_t get5GMMCapability();//return -1;表示获取IE失败; set接口可能有bug
......
src/nas/msgs/ULNASTransport.cpp
View file @ 1ad1fcf9
......@@ -9,6 +9,14 @@ ULNASTransport::ULNASTransport() {
plain_header = NULL;
ie_payload_container_type = NULL;
ie_payload_container = NULL;
ie_pdu_session_identity_2 = NULL;
ie_old_pdu_session_identity_2 = NULL;
ie_request_type = NULL;
ie_s_nssai = NULL;
ie_dnn = NULL;
ie_additional_information = NULL;
ie_ma_pdu_session_information = NULL;
ie_release_assistance_indication = NULL;
}
ULNASTransport::~ULNASTransport() {}
......@@ -85,9 +93,9 @@ void ULNASTransport::setDNN(bstring dnn) {
bool ULNASTransport::getDnn(bstring &dnn) {
if (ie_dnn) {
ie_dnn->getValue(dnn);
return 0;
return true;
}
else { return -1; }
else { return false; }
}
void ULNASTransport::setAdditional_Information(uint8_t _length, uint8_t value) {
ie_additional_information = new Additional_Information(0x24,_length, value);
......
src/ngap/libngap/NativeEnumerated.c
View file @ 1ad1fcf9
......@@ -253,6 +253,8 @@ NativeEnumerated_decode_aper(const asn_codec_ctx_t *opt_codec_ctx,
}
ASN_DEBUG("Decoding %s as NativeEnumerated", td->name);
//printf("test0515 Decoding %s as NativeEnumerated\n", td->name);
if(ct->flags & APC_EXTENSIBLE) {
int inext = per_get_few_bits(pd, 1);
......@@ -291,6 +293,7 @@ NativeEnumerated_decode_aper(const asn_codec_ctx_t *opt_codec_ctx,
*native = specs->value2enum[value].nat_value;
ASN_DEBUG("Decoded %s = %ld", td->name, *native);
//printf("test0515 Decoded %s = %ld\n", td->name, *native);
return rval;
}
......
src/ngap/libngap/NativeInteger.c
View file @ 1ad1fcf9
......@@ -332,6 +332,7 @@ NativeInteger_decode_aper(const asn_codec_ctx_t *opt_codec_ctx,
(void)opt_codec_ctx;
ASN_DEBUG("Decoding NativeInteger %s (APER)", td->name);
//printf("test0515 Decoding NativeInteger %s (APER)\n", td->name);
if(!native) {
native = (long *)(*sptr = CALLOC(1, sizeof(*native)));
......@@ -346,9 +347,11 @@ NativeInteger_decode_aper(const asn_codec_ctx_t *opt_codec_ctx,
? asn_INTEGER2ulong(&tmpint, (unsigned long *)native)
: asn_INTEGER2long(&tmpint, native))
rval.code = RC_FAIL;
else
else{
ASN_DEBUG("NativeInteger %s got value %ld",
td->name, *native);
//printf("test0515 NativeInteger %s got value %ld\n", td->name, *native);
}
}
ASN_STRUCT_FREE_CONTENTS_ONLY(asn_DEF_INTEGER, &tmpint);
......
src/ngap/libngap/constr_CHOICE.c
View file @ 1ad1fcf9
......@@ -1050,6 +1050,7 @@ CHOICE_decode_aper(const asn_codec_ctx_t *opt_codec_ctx,
if(value < 0) ASN__DECODE_STARVED;
ASN_DEBUG("CHOICE %s got index %d in range %d",
td->name, value, ct->range_bits);
//printf("test0515 CHOICE %s got index %d in range %d\n", td->name, value, ct->range_bits);
if(value > ct->upper_bound)
ASN__DECODE_FAILED;
} else {
......@@ -1078,6 +1079,7 @@ CHOICE_decode_aper(const asn_codec_ctx_t *opt_codec_ctx,
memb_ptr2 = &memb_ptr;
}
ASN_DEBUG("Discovered CHOICE %s encodes %s", td->name, elm->name);
//printf("test0515 Discovered CHOICE %s encodes %s\n", td->name, elm->name);
if(ct && ct->range_bits >= 0) {
rv = elm->type->op->aper_decoder(opt_codec_ctx, elm->type,
......@@ -1087,9 +1089,11 @@ CHOICE_decode_aper(const asn_codec_ctx_t *opt_codec_ctx,
elm->encoding_constraints.per_constraints, memb_ptr2, pd);
}
if(rv.code != RC_OK)
if(rv.code != RC_OK){
ASN_DEBUG("Failed to decode %s in %s (CHOICE) %d",
elm->name, td->name, rv.code);
//printf("test0515 Failed to decode %s in %s (CHOICE) %d\n", elm->name, td->name, rv.code);
}
return rv;
}
......@@ -1106,6 +1110,7 @@ CHOICE_encode_aper(const asn_TYPE_descriptor_t *td,
if(!sptr) ASN__ENCODE_FAILED;
ASN_DEBUG("Encoding %s as CHOICE using ALIGNED PER", td->name);
//printf("test0515 Encoding %s as CHOICE using ALIGNED PER\n", td->name);
if(constraints) ct = &constraints->value;
else if(td->encoding_constraints.per_constraints)
......
src/ngap/libngap/constr_SEQUENCE.c
View file @ 1ad1fcf9
......@@ -1507,6 +1507,7 @@ SEQUENCE_decode_aper(const asn_codec_ctx_t *opt_codec_ctx,
}
ASN_DEBUG("Decoding %s as SEQUENCE (APER)", td->name);
//printf("test0515 Decoding %s as SEQUENCE (APER)\n", td->name);
/* Handle extensions */
if(specs->first_extension < 0) {
......@@ -1579,6 +1580,9 @@ SEQUENCE_decode_aper(const asn_codec_ctx_t *opt_codec_ctx,
ASN_DEBUG("Member %s->%s is optional, p=%d (%d->%d)",
td->name, elm->name, present,
(int)opmd.nboff, (int)opmd.nbits);
//printf("test0515 Member %s->%s is optional, p=%d (%d->%d)\n",
// td->name, elm->name, present,
// (int)opmd.nboff, (int)opmd.nbits);
if(present == 0) {
/* This element is not present */
if(elm->default_value_set) {
......@@ -1597,6 +1601,7 @@ SEQUENCE_decode_aper(const asn_codec_ctx_t *opt_codec_ctx,
/* Fetch the member from the stream */
ASN_DEBUG("Decoding member \"%s\" in %s", elm->name, td->name);
//printf("test0515 Decoding member \"%s\" in %s\n", elm->name, td->name);
if(elm->flags & ATF_OPEN_TYPE) {
rv = OPEN_TYPE_aper_get(opt_codec_ctx, td, st, elm, pd);
......
src/ngap/libngap/per_opentype.c
View file @ 1ad1fcf9
......@@ -410,6 +410,7 @@ aper_open_type_get_simple(const asn_codec_ctx_t *ctx,
ASN__STACK_OVERFLOW_CHECK(ctx);
ASN_DEBUG("Getting open type %s...", td->name);
//printf("test0515 Getting open type %s...\n", td->name);
do {
chunk_bytes = aper_get_length(pd, -1, -1, &repeat);
......@@ -436,6 +437,8 @@ aper_open_type_get_simple(const asn_codec_ctx_t *ctx,
ASN_DEBUG("Getting open type %s encoded in %ld bytes", td->name,
(long)bufLen);
//printf("test0515 Getting open type %s encoded in %ld bytes\n", td->name,
//(long)bufLen);
memset(&spd, 0, sizeof(spd));
spd.buffer = buf;
......
src/ngap/ngapIEs/AMFPointer.cpp
View file @ 1ad1fcf9
......@@ -33,7 +33,7 @@ namespace ngap{
bool AMFPointer::decodefrombitstring(Ngap_AMFPointer_t &amfpointer)
{
if(!amfpointer.buf) return false;
pointer = *amfpointer.buf & 0x3f;
pointer = (amfpointer.buf[0] & 0xfc)>>2;//1111 1100
return true;
}
......
src/ngap/ngapIEs/AMFSetID.cpp
View file @ 1ad1fcf9
......@@ -35,7 +35,15 @@ namespace ngap{
bool AMFSetID::decodefrombitstring(Ngap_AMFSetID_t &amfsetid)
{
if(!amfsetid.buf) return false;
setid = *(uint16_t *)amfsetid.buf & 0x3ff;
printf("test for amfsetid\n");
for(int i=0; i<amfsetid.size; i++){
printf("%x ", amfsetid.buf[i]);
}
printf("\n");
uint16_t temp = 0;
temp |= amfsetid.buf[0]<<8;
temp |= amfsetid.buf[1];
setid = (temp&0xffc0)>>6;//1111 1111 11 00 0000
return true;
}
......
src/ngap/ngapIEs/FiveGSTmsi.cpp
View file @ 1ad1fcf9
......@@ -9,12 +9,12 @@ FiveGSTmsi::~FiveGSTmsi(){}
bool FiveGSTmsi::decodefrompdu(Ngap_FiveG_S_TMSI_t pdu){
amfSetid.decodefrombitstring(pdu.aMFSetID);
amfPointer.decodefrombitstring(pdu.aMFPointer);
uint8_t * tmsi = pdu.fiveG_TMSI.buf;
uint32_t tmsi = ntohl(*(uint32_t*)pdu.fiveG_TMSI.buf);
int size = pdu.fiveG_TMSI.size;
std::string setId, pointer;
amfSetid.getAMFSetID(setId);
amfPointer.getAMFPointer(pointer);
_5g_s_tmsi = setId+pointer;
_5g_s_tmsi = setId+pointer+std::to_string(tmsi);
return true;
}
......
src/ngap/ngapMsgs/InitialUEMessage.cpp
View file @ 1ad1fcf9
......@@ -185,6 +185,9 @@ namespace ngap{
if(initialUEMessagePdu->present == Ngap_NGAP_PDU_PR_initiatingMessage)
{
//cout<<"test0515: procedureCode "<<initialUEMessagePdu->choice.initiatingMessage->procedureCode<<endl;
//cout<<"test0515: criticality "<<initialUEMessagePdu->choice.initiatingMessage->criticality<<endl;
//cout<<"test0515: present "<<initialUEMessagePdu->choice.initiatingMessage->value.present<<endl;
if(initialUEMessagePdu->choice.initiatingMessage && initialUEMessagePdu->choice.initiatingMessage->procedureCode == Ngap_ProcedureCode_id_InitialUEMessage && initialUEMessagePdu->choice.initiatingMessage->criticality == Ngap_Criticality_ignore && initialUEMessagePdu->choice.initiatingMessage->value.present == Ngap_InitiatingMessage__value_PR_InitialUEMessage)
{
initialUEMessageIEs = &initialUEMessagePdu->choice.initiatingMessage->value.choice.InitialUEMessage;
......
src/ngap/ngap_app/ngap_message_callback.hpp
View file @ 1ad1fcf9
......@@ -5,6 +5,7 @@
#include "itti.hpp"
#include "NGSetupRequest.hpp"
#include "PduSessionResourceSetupResponse.hpp"
#include "InitialContextSetupResponse.hpp"
//extern "C"{
// #include "Ngap_NGAP-PDU.h"
//}
......@@ -81,7 +82,34 @@ int ngap_amf_handle_uplink_nas_transport(const sctp_assoc_id_t assoc
}
int ngap_amf_handle_initial_context_setup_response(const sctp_assoc_id_t assoc_id, const sctp_stream_id_t stream, struct Ngap_NGAP_PDU *message_p){
Logger::ngap().debug("sending itti initial context setup response to TASK_AMF_N2");
Logger::ngap().debug("sending itti initial context setup response to TASK_AMF_N11");
InitialContextSetupResponseMsg * initCtxResp = new InitialContextSetupResponseMsg();
if(!initCtxResp->decodefrompdu(message_p)){
Logger::ngap().error("decoding InitialContextSetupResponse message error");
return -1;
}
std::vector<PDUSessionResourceSetupResponseItem_t> list;
if(!initCtxResp->getPduSessionResourceSetupResponseList(list)){
Logger::ngap().error("decoding PduSessionResourceSetupResponseMsg getPduSessionResourceSetupResponseList IE error or this IE is not avaliable");
return 0;
}
uint8_t transferIe[500];
memcpy(transferIe, list[0].pduSessionResourceSetupResponseTransfer.buf, list[0].pduSessionResourceSetupResponseTransfer.size);
bstring n2sm = blk2bstr(transferIe, list[0].pduSessionResourceSetupResponseTransfer.size);
itti_nsmf_pdusession_update_sm_context * itti_msg = new itti_nsmf_pdusession_update_sm_context(TASK_NGAP, TASK_AMF_N11);
itti_msg->pdu_session_id = list[0].pduSessionId;
itti_msg->n2sm = n2sm;
std::shared_ptr<itti_nsmf_pdusession_update_sm_context> i = std::shared_ptr<itti_nsmf_pdusession_update_sm_context>(itti_msg);
int ret = itti_inst->send_msg(i);
if (0 != ret) {
Logger::ngap().error( "Could not send ITTI message %s to task TASK_AMF_N11", i->get_msg_name());
}
return 0;
}
int ngap_amf_handle_initial_context_setup_failure(const sctp_assoc_id_t assoc_id, const sctp_stream_id_t stream, struct Ngap_NGAP_PDU *message_p){
Logger::ngap().debug("sending itti initial context setup failure to TASK_AMF_N2");
return 0;
}
......@@ -127,7 +155,7 @@ int ngap_amf_handle_ue_context_release_complete(const sctp_assoc_id_t assoc_id,
}
int ngap_amf_handle_pdu_session_resource_setup_response(const sctp_assoc_id_t assoc_id, const sctp_stream_id_t stream, struct Ngap_NGAP_PDU *message_p){
Logger::ngap().debug("sending itti pdu_session_resource_setup_response to TASK_AMF_N2");
Logger::ngap().debug("sending itti pdu_session_resource_setup_response to TASK_AMF_N11");
#if 1
PduSessionResourceSetupResponseMsg * pduresp = new PduSessionResourceSetupResponseMsg();
if(!pduresp->decodefrompdu(message_p)){
......@@ -143,13 +171,13 @@ int ngap_amf_handle_pdu_session_resource_setup_response(const sctp_assoc_id_t as
memcpy(transferIe, list[0].pduSessionResourceSetupResponseTransfer.buf, list[0].pduSessionResourceSetupResponseTransfer.size);
bstring n2sm = blk2bstr(transferIe, list[0].pduSessionResourceSetupResponseTransfer.size);
itti_pdu_session_resource_setup_response * itti_msg = new itti_pdu_session_resource_setup_response(TASK_NGAP, TASK_AMF_N11);
itti_nsmf_pdusession_update_sm_context * itti_msg = new itti_nsmf_pdusession_update_sm_context(TASK_NGAP, TASK_AMF_N11);
itti_msg->pdu_session_id = list[0].pduSessionId;
itti_msg->n2sm = n2sm;
std::shared_ptr<itti_pdu_session_resource_setup_response> i = std::shared_ptr<itti_pdu_session_resource_setup_response>(itti_msg);
std::shared_ptr<itti_nsmf_pdusession_update_sm_context> i = std::shared_ptr<itti_nsmf_pdusession_update_sm_context>(itti_msg);
int ret = itti_inst->send_msg(i);
if (0 != ret) {
Logger::ngap().error( "Could not send ITTI message %s to task TASK_AMF_N2", i->get_msg_name());
Logger::ngap().error( "Could not send ITTI message %s to task TASK_AMF_N11", i->get_msg_name());
}
#endif
return 0;
......@@ -197,7 +225,7 @@ ngap_message_decoded_callback messages_callback[][3] = {
{0,0,0}, /*11 HandoverNotification*/
{0,0,0}, /*12 HandoverPreparation*/
{0,0,0}, /*13 HandoverResourceAllocation*/
{0,ngap_amf_handle_initial_context_setup_response,0/*ngap_amf_handle_initial_context_setup_failure*/}, /*InitialContextSetup*/
{0,ngap_amf_handle_initial_context_setup_response,ngap_amf_handle_initial_context_setup_failure}, /*InitialContextSetup*/
{ngap_amf_handle_initial_ue_message,0,0},//15 {ngap_amf_handle_initial_ue_message,0,0}, /*InitialUEMessage*/
{0,0,0}, /*16 LocationReportingControl*/
{0,0,0}, /*17 LocationReportingFailureIndication*/
......
src/oai-amf/main.cpp
View file @ 1ad1fcf9
......@@ -75,6 +75,8 @@ int main(int argc, char **argv){
//hexTest();
//send_pdu_session_establishment_request();
//sleep(5);
//send_pdu_session_update_sm_context_establishment();
//send_pdu_session_update_sm_context_establishment();
//smf_client_test();
//f1_test();
......
src/sbi/smf_client/smf-client.hpp
View file @ 1ad1fcf9
......@@ -159,7 +159,7 @@ void send_pdu_session_update_sm_context_establishment()
std::cout << "[AMF N11] send_pdu_session_update_sm_context_establishment"<<std::endl;
nlohmann::json pdu_session_modification_request;
std::string n2_msg = "0003e0ac0a0501000000010000";
std::string n2_msg = "0003e0c0a8029d56ba263c003c";
//format string as hex
unsigned char *n2_msg_hex = format_string_as_hex(n2_msg);
......@@ -206,7 +206,7 @@ void send_pdu_session_update_sm_context_establishment()
std::string supi_str;
//std::string url = std::string("http://172.16.1.101/nsmf-pdusession/v2/sm-contexts");
//std::string url = std::string("http://172.16.1.101/nsmf-pdusession/v2/sm-contexts/imsi-200000000000001/modify");
std::string url = std::string("http://10.103.238.82:8889/nsmf-pdusession/v2/sm-contexts/1/modify");
std::string url = std::string("http://192.168.2.189:8889/nsmf-pdusession/v2/sm-contexts/1/modify");
//Fill the json part
pdu_session_modification_request["n2SmInfoType"] = "PDU_RES_SETUP_RSP";
......
src/secu_algorithms/5gaka/authentication_algorithms_with_5gaka.cpp
View file @ 1ad1fcf9
......@@ -278,29 +278,29 @@ void Authentication_5gaka::kdf(uint8_t * key, uint16_t key_len, uint8_t * s, uin
void Authentication_5gaka::derive_kseaf(std::string serving_network, uint8_t kausf[32], uint8_t kseaf[32]){
Logger::amf_n1().debug("derive_kseaf ...");
Logger::amf_n1().debug("inputstring: snn(%s)", serving_network.c_str());
//Logger::amf_n1().debug("inputstring: snn(%s)", serving_network.c_str());
OCTET_STRING_t netName;
OCTET_STRING_fromBuf(&netName, serving_network.c_str(), serving_network.length());
print_buffer("amf_n1", "inputstring: snn(hex)", netName.buf, netName.size);
//print_buffer("amf_n1", "inputstring: snn(hex)", netName.buf, netName.size);
uint8_t S[100];
S[0] = 0x6C;//FC
memcpy(&S[1], netName.buf, netName.size);
//memcpy (&S[1+netName.size], &netName.size, 2);
S[1+netName.size] = (uint8_t)((netName.size & 0xff00) >> 8);
S[2+netName.size] = (uint8_t)(netName.size & 0x00ff);
print_buffer("amf_n1", "inputstring S", S, 3+netName.size);
print_buffer("amf_n1", "key KEY", kausf, 32);
//print_buffer("amf_n1", "inputstring S", S, 3+netName.size);
//print_buffer("amf_n1", "key KEY", kausf, 32);
kdf(kausf, 32, S, 3+netName.size, kseaf, 32);
print_buffer("amf_n1", "KDF out: Kseaf", kseaf, 32);
Logger::amf_n1().debug("derive kseaf finished!");
//print_buffer("amf_n1", "KDF out: Kseaf", kseaf, 32);
//Logger::amf_n1().debug("derive kseaf finished!");
}
void Authentication_5gaka::derive_kausf(uint8_t ck[16], uint8_t ik[16], std::string serving_network, uint8_t sqn[6], uint8_t ak[6], uint8_t kausf[32]){
Logger::amf_n1().debug("derive_kausf ...");
Logger::amf_n1().debug("inputstring: snn(%s)", serving_network.c_str());
//Logger::amf_n1().debug("inputstring: snn(%s)", serving_network.c_str());
OCTET_STRING_t netName;
OCTET_STRING_fromBuf(&netName, serving_network.c_str(), serving_network.length());
print_buffer("amf_n1", "inputstring: snn(hex)", netName.buf, netName.size);
//print_buffer("amf_n1", "inputstring: snn(hex)", netName.buf, netName.size);
uint8_t S[100];
uint8_t key[32];
memcpy (&key[0], ck, 16);
......@@ -315,17 +315,17 @@ void Authentication_5gaka::derive_kausf(uint8_t ck[16], uint8_t ik[16], std::str
}
S[9+netName.size] = 0x00;
S[10+netName.size] = 0x06;
print_buffer("amf_n1", "inputstring S", S, 11+netName.size);
print_buffer("amf_n1", "key KEY", key, 32);
//print_buffer("amf_n1", "inputstring S", S, 11+netName.size);
//print_buffer("amf_n1", "key KEY", key, 32);
kdf(key, 32, S, 11+netName.size, kausf, 32);
print_buffer("amf_n1", "KDF out: Kausf", kausf, 32);
Logger::amf_n1().debug("derive kausf finished!");
//print_buffer("amf_n1", "KDF out: Kausf", kausf, 32);
//Logger::amf_n1().debug("derive kausf finished!");
}
void Authentication_5gaka::derive_kamf(std::string imsi, uint8_t *kseaf, uint8_t *kamf, uint16_t abba){
Logger::amf_n1().debug("derive_kamf ...");
std::string ueSupi = imsi;//OK
Logger::amf_n1().debug("inputstring: supi(%s)", ueSupi.c_str());
//Logger::amf_n1().debug("inputstring: supi(%s)", ueSupi.c_str());
//int supiLen = (imsi.length()*sizeof(unsigned char))/2;
//unsigned char * supi = (unsigned char*)calloc(1, supiLen);
//hexStr2Byte(imsi.c_str(), supi, imsi.length());
......@@ -333,7 +333,7 @@ void Authentication_5gaka::derive_kamf(std::string imsi, uint8_t *kseaf, uint8_t
OCTET_STRING_fromBuf(&supi, ueSupi.c_str(), ueSupi.length());
//uint8_t supi[8] = {0x64, 0xf0, 0x11, 0x10, 0x32, 0x54, 0x76, 0x98};
int supiLen = supi.size;
print_buffer("amf_n1", "inputstring: supi(hex)", supi.buf, supiLen);
//print_buffer("amf_n1", "inputstring: supi(hex)", supi.buf, supiLen);
uint8_t S[100];
S[0] = 0x6D;//FC = 0x6D
memcpy (&S[1], supi.buf, supiLen);
......@@ -344,11 +344,11 @@ void Authentication_5gaka::derive_kamf(std::string imsi, uint8_t *kseaf, uint8_t
S[4+supiLen] = (abba & 0xff00)>>8;
S[5+supiLen] = 0x00;
S[6+supiLen] = 0x02;
print_buffer("amf_n1", "inputstring S", S, 7+supiLen);
print_buffer("amf_n1", "key KEY", kseaf, 32);
//print_buffer("amf_n1", "inputstring S", S, 7+supiLen);
//print_buffer("amf_n1", "key KEY", kseaf, 32);
kdf(kseaf, 32, S, 7+supiLen, kamf, 32);
print_buffer("amf_n1", "KDF out: Kamf", kamf, 32);
Logger::amf_n1().debug("derive kamf finished!");
//print_buffer("amf_n1", "KDF out: Kamf", kamf, 32);
//Logger::amf_n1().debug("derive kamf finished!");
}
void Authentication_5gaka::derive_knas(algorithm_type_dist_t nas_alg_type, uint8_t nas_alg_id, uint8_t kamf[32], uint8_t * knas){
......@@ -362,14 +362,14 @@ void Authentication_5gaka::derive_knas(algorithm_type_dist_t nas_alg_type, uint8
S[4] = nas_alg_id;
S[5] = 0x00;
S[6] = 0x01;
print_buffer("amf_n1", "inputstring S", S, 7);
print_buffer("amf_n1", "key KEY", kamf, 32);
//print_buffer("amf_n1", "inputstring S", S, 7);
//print_buffer("amf_n1", "key KEY", kamf, 32);
kdf (kamf, 32, S, 7, out, 32);
//memcpy (knas, &out[31 - 16 + 1], 16);
for(int i=0; i<16; i++)
knas[i] = out[16+i];
print_buffer("amf_n1", "knas", knas, 16);
Logger::amf_n1().debug("derive knas finished!");
//print_buffer("amf_n1", "knas", knas, 16);
//Logger::amf_n1().debug("derive knas finished!");
}
void Authentication_5gaka::derive_kgnb(uint32_t uplinkCount, uint8_t accessType, uint8_t kamf[32], uint8_t * kgnb){
......@@ -382,11 +382,11 @@ void Authentication_5gaka::derive_kgnb(uint32_t uplinkCount, uint8_t accessType,
S[7] = accessType;
S[8] = 0x00;
S[9] = 0x01;
print_buffer("amf_n1", "inputstring S", S, 10);
print_buffer("amf_n1", "key KEY", kamf, 32);
//print_buffer("amf_n1", "inputstring S", S, 10);
//print_buffer("amf_n1", "key KEY", kamf, 32);
kdf(kamf, 32, S, 10, kgnb, 32);
print_buffer("amf_n1", "kgnb", kgnb, 32);
Logger::amf_n1().debug("derive kgnb finished!");
//print_buffer("amf_n1", "kgnb", kgnb, 32);
//Logger::amf_n1().debug("derive kgnb finished!");
}
void Authentication_5gaka::derive_kasme(uint8_t ck[16], uint8_t ik[16], uint8_t plmn[3], uint8_t sqn[6], uint8_t ak[6], uint8_t * kasme){
......
src/secu_algorithms/5gaka/rijndael.cpp
View file @ 1ad1fcf9
......@@ -73,7 +73,7 @@ void Authentication_5gaka::RijndaelKeySchedule(const uint8_t key[16]){
*/
}
//#if AUTH_ALG_ON
#if 1
#if 0
for(int m=0; m<11; m++){
printf("roundKeys(%d)\n0x", m);
for(int i=0; i<16; i++)
......
src/utils/hex_string_convert.cpp
View file @ 1ad1fcf9
......@@ -74,6 +74,8 @@ char* bstring2charString(bstring b){
for(int i=0; i<blength(b); i++)
buf[i] = (char)value[i];
buf[blength(b)] = '\0';
free(value);
value = nullptr;
return buf;
}
......
tags deleted 100644 → 0
View file @ ea9769b8
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