mirror of https://github.com/pvnis/srsRAN_4G.git
Merging next into guti_attach branch
Pedro Alvarez
7 years ago
commit
c6e2f144d7
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#ifndef EPC_INTERFACE_H
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#define EPC_INTERFACE_H
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#include "srslte/srslte.h"
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#include "srslte/common/common.h"
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namespace srsepc {
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class hss_interface_s1ap
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{
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public:
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virtual bool gen_auth_info_answer(uint64_t imsi, uint8_t *k_asme, uint8_t *autn, uint8_t *rand, uint8_t *xres) = 0;
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virtual bool resync_sqn(uint64_t imsi, uint8_t *auts) = 0;
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};
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}
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#endif // ENB_METRICS_INTERFACE_H
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@ -0,0 +1,251 @@
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/**
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*
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* \section COPYRIGHT
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*
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* Copyright 2013-2015 Software Radio Systems Limited
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*
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* \section LICENSE
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*
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* This file is part of the srsUE library.
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*
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* srsUE is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as
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* published by the Free Software Foundation, either version 3 of
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* the License, or (at your option) any later version.
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*
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* srsUE is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* A copy of the GNU Affero General Public License can be found in
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* the LICENSE file in the top-level directory of this distribution
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* and at http://www.gnu.org/licenses/.
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*
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*/
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#include <iostream>
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#include <stdlib.h>
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#include <pthread.h>
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#include "srslte/common/log_filter.h"
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#include "srslte/common/logger_stdout.h"
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#include "srslte/common/threads.h"
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#include "srslte/upper/rlc.h"
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#include <assert.h>
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#define NBUFS 5
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using namespace srsue;
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using namespace srslte;
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class mac_reader
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:public thread
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{
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public:
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mac_reader(rlc_interface_mac *rlc1_, rlc_interface_mac *rlc2_, float fail_rate_)
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{
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rlc1 = rlc1_;
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rlc2 = rlc2_;
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fail_rate = fail_rate_;
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run_enable = true;
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}
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void stop()
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{
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run_enable = false;
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int cnt=0;
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while(running && cnt<100) {
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usleep(10000);
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cnt++;
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}
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if(running) {
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thread_cancel();
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}
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wait_thread_finish();
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}
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private:
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void run_thread()
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{
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running = true;
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byte_buffer_t *pdu = byte_buffer_pool::get_instance()->allocate("mac_reader::run_thread");
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if (!pdu) {
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printf("Fatal Error: Could not allocate PDU in mac_reader::run_thread\n");
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exit(-1);
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}
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while(run_enable) {
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float r = (float)rand()/RAND_MAX;
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int opp_size = r*1500;
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rlc1->get_buffer_state(1);
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int read = rlc1->read_pdu(1, pdu->msg, opp_size);
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if(((float)rand()/RAND_MAX > fail_rate) && read>0) {
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rlc2->write_pdu(1, pdu->msg, opp_size);
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}
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usleep(1000);
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}
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running = false;
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}
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rlc_interface_mac *rlc1;
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rlc_interface_mac *rlc2;
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float fail_rate;
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bool run_enable;
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bool running;
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};
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class mac_dummy
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:public srslte::mac_interface_timers
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{
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public:
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mac_dummy(rlc_interface_mac *rlc1_, rlc_interface_mac *rlc2_, float fail_rate_)
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:r1(rlc1_, rlc2_, fail_rate_)
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,r2(rlc2_, rlc1_, fail_rate_)
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{
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}
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void start()
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{
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r1.start(7);
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r2.start(7);
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}
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void stop()
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{
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r1.stop();
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r2.stop();
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}
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srslte::timers::timer* timer_get(uint32_t timer_id)
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{
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return &t;
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}
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uint32_t timer_get_unique_id(){return 0;}
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void timer_release_id(uint32_t id){}
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private:
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srslte::timers::timer t;
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mac_reader r1;
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mac_reader r2;
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};
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class rlc_am_tester
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:public pdcp_interface_rlc
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,public rrc_interface_rlc
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,public thread
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{
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public:
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rlc_am_tester(rlc_interface_pdcp *rlc_){
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rlc = rlc_;
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run_enable = true;
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running = false;
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}
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void stop()
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{
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run_enable = false;
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int cnt=0;
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while(running && cnt<100) {
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usleep(10000);
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cnt++;
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}
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if(running) {
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thread_cancel();
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}
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wait_thread_finish();
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}
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// PDCP interface
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void write_pdu(uint32_t lcid, byte_buffer_t *sdu)
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{
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assert(lcid == 1);
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byte_buffer_pool::get_instance()->deallocate(sdu);
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}
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void write_pdu_bcch_bch(byte_buffer_t *sdu) {}
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void write_pdu_bcch_dlsch(byte_buffer_t *sdu) {}
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void write_pdu_pcch(byte_buffer_t *sdu) {}
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// RRC interface
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void max_retx_attempted(){}
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std::string get_rb_name(uint32_t lcid) { return std::string(""); }
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private:
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void run_thread()
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{
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uint8_t sn = 0;
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running = true;
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while(run_enable) {
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byte_buffer_t *pdu = byte_buffer_pool::get_instance()->allocate("rlc_am_tester::run_thread");
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if (!pdu) {
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printf("Fatal Error: Could not allocate PDU in rlc_am_tester::run_thread\n");
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exit(-1);
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}
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pdu->N_bytes = 1500;
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pdu->msg[0] = sn++;
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rlc->write_sdu(1, pdu);
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usleep(1000);
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}
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running = false;
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}
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bool run_enable;
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bool running;
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rlc_interface_pdcp *rlc;
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};
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void stress_test()
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{
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srslte::log_filter log1("RLC_AM_1");
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srslte::log_filter log2("RLC_AM_2");
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log1.set_level(srslte::LOG_LEVEL_DEBUG);
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log2.set_level(srslte::LOG_LEVEL_DEBUG);
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log1.set_hex_limit(-1);
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log2.set_hex_limit(-1);
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float fail_rate = 0.1;
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rlc rlc1;
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rlc rlc2;
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rlc_am_tester tester1(&rlc1);
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rlc_am_tester tester2(&rlc2);
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mac_dummy mac(&rlc1, &rlc2, fail_rate);
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ue_interface ue;
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rlc1.init(&tester1, &tester1, &ue, &log1, &mac, 0);
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rlc2.init(&tester1, &tester1, &ue, &log2, &mac, 0);
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LIBLTE_RRC_RLC_CONFIG_STRUCT cnfg;
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cnfg.rlc_mode = LIBLTE_RRC_RLC_MODE_AM;
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cnfg.dl_am_rlc.t_reordering = LIBLTE_RRC_T_REORDERING_MS5;
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cnfg.dl_am_rlc.t_status_prohibit = LIBLTE_RRC_T_STATUS_PROHIBIT_MS5;
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cnfg.ul_am_rlc.max_retx_thresh = LIBLTE_RRC_MAX_RETX_THRESHOLD_T4;
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cnfg.ul_am_rlc.poll_byte = LIBLTE_RRC_POLL_BYTE_KB25;
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cnfg.ul_am_rlc.poll_pdu = LIBLTE_RRC_POLL_PDU_P4;
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cnfg.ul_am_rlc.t_poll_retx = LIBLTE_RRC_T_POLL_RETRANSMIT_MS5;
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srslte_rlc_config_t cnfg_(&cnfg);
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rlc1.add_bearer(1, cnfg_);
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rlc2.add_bearer(1, cnfg_);
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tester1.start(7);
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//tester2.start(7);
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mac.start();
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usleep(100e6);
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tester1.stop();
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tester2.stop();
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mac.stop();
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}
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int main(int argc, char **argv) {
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stress_test();
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byte_buffer_pool::get_instance()->cleanup();
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}
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