mirror of https://github.com/pvnis/srsRAN_4G.git
You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
361 lines
12 KiB
C++
361 lines
12 KiB
C++
/**
|
|
*
|
|
* \section COPYRIGHT
|
|
*
|
|
* \section LICENSE
|
|
*
|
|
* This file is part of srsLTE.
|
|
*
|
|
* srsLTE is free software: you can redistribute it and/or modify
|
|
* it under the terms of the GNU Affero General Public License as
|
|
* published by the Free Software Foundation, either version 3 of
|
|
* the License, or (at your option) any later version.
|
|
*
|
|
* srsLTE is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU Affero General Public License for more details.
|
|
*
|
|
* A copy of the GNU Affero General Public License can be found in
|
|
* the LICENSE file in the top-level directory of this distribution
|
|
* and at http://www.gnu.org/licenses/.
|
|
*
|
|
*/
|
|
#include <iostream>
|
|
#include <fstream>
|
|
#include <errno.h>
|
|
#include <signal.h>
|
|
#include <boost/program_options.hpp>
|
|
#include <boost/algorithm/string.hpp>
|
|
#include "srslte/common/bcd_helpers.h"
|
|
#include "srslte/common/config_file.h"
|
|
#include "srsepc/hdr/mme/mme.h"
|
|
#include "srsepc/hdr/hss/hss.h"
|
|
#include "srsepc/hdr/spgw/spgw.h"
|
|
|
|
using namespace std;
|
|
using namespace srsepc;
|
|
namespace bpo = boost::program_options;
|
|
|
|
bool running = true;
|
|
|
|
void
|
|
sig_int_handler(int signo){
|
|
running = false;
|
|
}
|
|
|
|
typedef struct {
|
|
std::string s1ap_level;
|
|
int s1ap_hex_limit;
|
|
std::string gtpc_level;
|
|
int gtpc_hex_limit;
|
|
std::string spgw_level;
|
|
int spgw_hex_limit;
|
|
std::string hss_level;
|
|
int hss_hex_limit;
|
|
std::string all_level;
|
|
int all_hex_limit;
|
|
std::string filename;
|
|
}log_args_t;
|
|
|
|
|
|
typedef struct{
|
|
mme_args_t mme_args;
|
|
hss_args_t hss_args;
|
|
spgw_args_t spgw_args;
|
|
log_args_t log_args;
|
|
}all_args_t;
|
|
|
|
/**********************************************************************
|
|
* Program arguments processing
|
|
***********************************************************************/
|
|
string config_file;
|
|
|
|
void
|
|
parse_args(all_args_t *args, int argc, char* argv[]) {
|
|
|
|
string mme_name;
|
|
string mme_code;
|
|
string mme_group;
|
|
string tac;
|
|
string mcc;
|
|
string mnc;
|
|
string mme_bind_addr;
|
|
string mme_apn;
|
|
string spgw_bind_addr;
|
|
string sgi_if_addr;
|
|
string dns_addr;
|
|
string hss_db_file;
|
|
string hss_auth_algo;
|
|
string log_filename;
|
|
|
|
// Command line only options
|
|
bpo::options_description general("General options");
|
|
general.add_options()
|
|
("help,h", "Produce help message")
|
|
("version,v", "Print version information and exit")
|
|
;
|
|
|
|
// Command line or config file options
|
|
bpo::options_description common("Configuration options");
|
|
common.add_options()
|
|
|
|
("mme.mme_code", bpo::value<string>(&mme_code)->default_value("0x01"), "MME Code")
|
|
("mme.name", bpo::value<string>(&mme_name)->default_value("srsmme01"), "MME Name")
|
|
("mme.mme_group", bpo::value<string>(&mme_group)->default_value("0x01"), "Cell ID")
|
|
("mme.tac", bpo::value<string>(&tac)->default_value("0x0"), "Tracking Area Code")
|
|
("mme.mcc", bpo::value<string>(&mcc)->default_value("001"), "Mobile Country Code")
|
|
("mme.mnc", bpo::value<string>(&mnc)->default_value("01"), "Mobile Network Code")
|
|
("mme.mme_bind_addr", bpo::value<string>(&mme_bind_addr)->default_value("127.0.0.1"), "IP address of MME for S1 connnection")
|
|
("mme.dns_addr", bpo::value<string>(&dns_addr)->default_value("8.8.8.8"), "IP address of the DNS server for the UEs")
|
|
("mme.apn", bpo::value<string>(&mme_apn)->default_value(""), "Set Access Point Name (APN) for data services")
|
|
("hss.db_file", bpo::value<string>(&hss_db_file)->default_value("ue_db.csv"), ".csv file that stores UE's keys")
|
|
("hss.auth_algo", bpo::value<string>(&hss_auth_algo)->default_value("milenage"), "HSS uthentication algorithm.")
|
|
("spgw.gtpu_bind_addr", bpo::value<string>(&spgw_bind_addr)->default_value("127.0.0.1"), "IP address of SP-GW for the S1-U connection")
|
|
("spgw.sgi_if_addr", bpo::value<string>(&sgi_if_addr)->default_value("176.16.0.1"), "IP address of TUN interface for the SGi connection")
|
|
|
|
("pcap.enable", bpo::value<bool>(&args->mme_args.s1ap_args.pcap_enable)->default_value(false), "Enable S1AP PCAP")
|
|
("pcap.filename", bpo::value<string>(&args->mme_args.s1ap_args.pcap_filename)->default_value("/tmp/epc.pcap"), "PCAP filename")
|
|
|
|
("log.s1ap_level", bpo::value<string>(&args->log_args.s1ap_level), "MME S1AP log level")
|
|
("log.s1ap_hex_limit", bpo::value<int>(&args->log_args.s1ap_hex_limit), "MME S1AP log hex dump limit")
|
|
("log.gtpc_level", bpo::value<string>(&args->log_args.gtpc_level), "MME GTPC log level")
|
|
("log.gtpc_hex_limit", bpo::value<int>(&args->log_args.gtpc_hex_limit), "MME GTPC log hex dump limit")
|
|
("log.spgw_level", bpo::value<string>(&args->log_args.spgw_level), "SPGW log level")
|
|
("log.spgw_hex_limit", bpo::value<int>(&args->log_args.spgw_hex_limit), "SPGW log hex dump limit")
|
|
//("log.gtpu_level", bpo::value<string>(&args->log.gtpu_level), "GTPU log level")
|
|
("log.hss_level", bpo::value<string>(&args->log_args.hss_level), "HSS log level")
|
|
("log.hss_hex_limit", bpo::value<int>(&args->log_args.hss_hex_limit), "HSS log hex dump limit")
|
|
//("log.gtpu_hex_limit",bpo::value<int>(&args->log.gtpu_hex_limit), "GTPU log hex dump limit")
|
|
|
|
("log.all_level", bpo::value<string>(&args->log_args.all_level)->default_value("info"), "ALL log level")
|
|
("log.all_hex_limit", bpo::value<int>(&args->log_args.all_hex_limit)->default_value(32), "ALL log hex dump limit")
|
|
|
|
("log.filename", bpo::value<string>(&args->log_args.filename)->default_value("/tmp/epc.log"),"Log filename")
|
|
;
|
|
|
|
// Positional options - config file location
|
|
bpo::options_description position("Positional options");
|
|
position.add_options()
|
|
("config_file", bpo::value< string >(&config_file), "MME configuration file")
|
|
;
|
|
bpo::positional_options_description p;
|
|
p.add("config_file", -1);
|
|
|
|
// these options are allowed on the command line
|
|
bpo::options_description cmdline_options;
|
|
cmdline_options.add(common).add(position).add(general);
|
|
|
|
// parse the command line and store result in vm
|
|
bpo::variables_map vm;
|
|
bpo::store(bpo::command_line_parser(argc, argv).options(cmdline_options).positional(p).run(), vm);
|
|
bpo::notify(vm);
|
|
|
|
// help option was given - print usage and exit
|
|
if (vm.count("help")) {
|
|
cout << "Usage: " << argv[0] << " [OPTIONS] config_file" << endl << endl;
|
|
cout << common << endl << general << endl;
|
|
exit(0);
|
|
}
|
|
|
|
// if no config file given, check users home path
|
|
if (!vm.count("config_file")) {
|
|
if (!config_exists(config_file, "epc.conf")) {
|
|
cout << "Failed to read ePC configuration file " << config_file << " - exiting" << endl;
|
|
exit(1);
|
|
}
|
|
}
|
|
|
|
//Parsing Config File
|
|
cout << "Reading configuration file " << config_file << "..." << endl;
|
|
ifstream conf(config_file.c_str(), ios::in);
|
|
if(conf.fail()) {
|
|
cout << "Failed to read configuration file " << config_file << " - exiting" << endl;
|
|
exit(1);
|
|
}
|
|
bpo::store(bpo::parse_config_file(conf, common), vm);
|
|
bpo::notify(vm);
|
|
|
|
//Concert hex strings
|
|
{
|
|
std::stringstream sstr;
|
|
sstr << std::hex << vm["mme.mme_group"].as<std::string>();
|
|
sstr >> args->mme_args.s1ap_args.mme_group;
|
|
}
|
|
{
|
|
std::stringstream sstr;
|
|
sstr << std::hex << vm["mme.mme_code"].as<std::string>();
|
|
uint16_t tmp; // Need intermediate uint16_t as uint8_t is treated as char
|
|
sstr >> tmp;
|
|
args->mme_args.s1ap_args.mme_code = tmp;
|
|
}
|
|
{
|
|
std::stringstream sstr;
|
|
sstr << std::hex << vm["mme.tac"].as<std::string>();
|
|
sstr >> args->mme_args.s1ap_args.tac;
|
|
}
|
|
// Convert MCC/MNC strings
|
|
if(!srslte::string_to_mcc(mcc, &args->mme_args.s1ap_args.mcc)) {
|
|
cout << "Error parsing mme.mcc:" << mcc << " - must be a 3-digit string." << endl;
|
|
}
|
|
if(!srslte::string_to_mnc(mnc, &args->mme_args.s1ap_args.mnc)) {
|
|
cout << "Error parsing mme.mnc:" << mnc << " - must be a 2 or 3-digit string." << endl;
|
|
}
|
|
|
|
// Convert MCC/MNC strings
|
|
if(!srslte::string_to_mcc(mcc, &args->hss_args.mcc)) {
|
|
cout << "Error parsing mme.mcc:" << mcc << " - must be a 3-digit string." << endl;
|
|
}
|
|
if(!srslte::string_to_mnc(mnc, &args->hss_args.mnc)) {
|
|
cout << "Error parsing mme.mnc:" << mnc << " - must be a 2 or 3-digit string." << endl;
|
|
}
|
|
|
|
args->mme_args.s1ap_args.mme_bind_addr = mme_bind_addr;
|
|
args->mme_args.s1ap_args.mme_name = mme_name;
|
|
args->mme_args.s1ap_args.dns_addr = dns_addr;
|
|
args->mme_args.s1ap_args.mme_apn = mme_apn;
|
|
args->spgw_args.gtpu_bind_addr = spgw_bind_addr;
|
|
args->spgw_args.sgi_if_addr = sgi_if_addr;
|
|
args->hss_args.db_file = hss_db_file;
|
|
args->hss_args.auth_algo = hss_auth_algo;
|
|
|
|
// Apply all_level to any unset layers
|
|
if (vm.count("log.all_level")) {
|
|
if(!vm.count("log.s1ap_level")) {
|
|
args->log_args.s1ap_level = args->log_args.all_level;
|
|
}
|
|
if(!vm.count("log.gtpc_level")) {
|
|
args->log_args.gtpc_level = args->log_args.all_level;
|
|
}
|
|
if(!vm.count("log.spgw_level")) {
|
|
args->log_args.spgw_level = args->log_args.all_level;
|
|
}
|
|
if(!vm.count("log.hss_level")) {
|
|
args->log_args.hss_level = args->log_args.all_level;
|
|
}
|
|
}
|
|
|
|
// Apply all_hex_limit to any unset layers
|
|
if (vm.count("log.all_hex_limit")) {
|
|
if(!vm.count("log.s1ap_hex_limit")) {
|
|
args->log_args.s1ap_hex_limit = args->log_args.all_hex_limit;
|
|
}
|
|
if(!vm.count("log.gtpc_hex_limit")) {
|
|
args->log_args.gtpc_hex_limit = args->log_args.all_hex_limit;
|
|
}
|
|
if(!vm.count("log.spgw_hex_limit")) {
|
|
args->log_args.spgw_hex_limit = args->log_args.all_hex_limit;
|
|
}
|
|
if(!vm.count("log.hss_hex_limit")) {
|
|
args->log_args.hss_hex_limit = args->log_args.all_hex_limit;
|
|
}
|
|
}
|
|
|
|
// Check user database
|
|
if (!config_exists(args->hss_args.db_file, "user_db.csv")) {
|
|
cout << "Failed to read HSS user database file " << args->hss_args.db_file << " - exiting" << endl;
|
|
exit(1);
|
|
}
|
|
|
|
return;
|
|
}
|
|
|
|
srslte::LOG_LEVEL_ENUM
|
|
level(std::string l)
|
|
{
|
|
boost::to_upper(l);
|
|
if("NONE" == l){
|
|
return srslte::LOG_LEVEL_NONE;
|
|
}else if("ERROR" == l){
|
|
return srslte::LOG_LEVEL_ERROR;
|
|
}else if("WARNING" == l){
|
|
return srslte::LOG_LEVEL_WARNING;
|
|
}else if("INFO" == l){
|
|
return srslte::LOG_LEVEL_INFO;
|
|
}else if("DEBUG" == l){
|
|
return srslte::LOG_LEVEL_DEBUG;
|
|
}else{
|
|
return srslte::LOG_LEVEL_NONE;
|
|
}
|
|
}
|
|
|
|
int
|
|
main (int argc,char * argv[] )
|
|
{
|
|
cout << endl <<"--- Software Radio Systems EPC ---" << endl << endl;
|
|
signal(SIGINT, sig_int_handler);
|
|
signal(SIGTERM, sig_int_handler);
|
|
signal(SIGKILL, sig_int_handler);
|
|
|
|
all_args_t args;
|
|
parse_args(&args, argc, argv);
|
|
|
|
srslte::logger_stdout logger_stdout;
|
|
srslte::logger_file logger_file;
|
|
srslte::logger *logger;
|
|
|
|
/*Init logger*/
|
|
if (!args.log_args.filename.compare("stdout")) {
|
|
logger = &logger_stdout;
|
|
} else {
|
|
logger_file.init(args.log_args.filename);
|
|
logger_file.log("\n--- Software Radio Systems EPC log ---\n\n");
|
|
logger = &logger_file;
|
|
}
|
|
|
|
srslte::log_filter s1ap_log;
|
|
s1ap_log.init("S1AP",logger);
|
|
s1ap_log.set_level(level(args.log_args.s1ap_level));
|
|
s1ap_log.set_hex_limit(args.log_args.s1ap_hex_limit);
|
|
|
|
srslte::log_filter mme_gtpc_log;
|
|
mme_gtpc_log.init("GTPC",logger);
|
|
mme_gtpc_log.set_level(level(args.log_args.gtpc_level));
|
|
mme_gtpc_log.set_hex_limit(args.log_args.gtpc_hex_limit);
|
|
|
|
srslte::log_filter hss_log;
|
|
hss_log.init("HSS ",logger);
|
|
hss_log.set_level(level(args.log_args.hss_level));
|
|
hss_log.set_hex_limit(args.log_args.hss_hex_limit);
|
|
|
|
srslte::log_filter spgw_log;
|
|
spgw_log.init("SPGW",logger);
|
|
spgw_log.set_level(level(args.log_args.spgw_level));
|
|
spgw_log.set_hex_limit(args.log_args.spgw_hex_limit);
|
|
|
|
|
|
hss *hss = hss::get_instance();
|
|
if (hss->init(&args.hss_args,&hss_log)) {
|
|
cout << "Error initializing HSS" << endl;
|
|
exit(1);
|
|
}
|
|
|
|
mme *mme = mme::get_instance();
|
|
if (mme->init(&args.mme_args, &s1ap_log, &mme_gtpc_log, hss)) {
|
|
cout << "Error initializing MME" << endl;
|
|
exit(1);
|
|
}
|
|
|
|
spgw *spgw = spgw::get_instance();
|
|
if (spgw->init(&args.spgw_args,&spgw_log)) {
|
|
cout << "Error initializing SP-GW" << endl;
|
|
exit(1);
|
|
}
|
|
|
|
mme->start();
|
|
spgw->start();
|
|
while(running) {
|
|
sleep(1);
|
|
}
|
|
|
|
mme->stop();
|
|
mme->cleanup();
|
|
spgw->stop();
|
|
spgw->cleanup();
|
|
hss->stop();
|
|
hss->cleanup();
|
|
|
|
cout << std::endl <<"--- exiting ---" << endl;
|
|
return 0;
|
|
}
|