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changed the naming of mch to m1u in the gtpu class

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master
Francisco Paisana 5 years ago
parent 2512e0fd79
commit e8487211e4
7 changed files with 52 additions and 58 deletions
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2
lib/include/srslte/common/network_utils.h
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@ -160,7 +160,7 @@ public:
rx_multisocket_handler(rx_multisocket_handler&&) = delete;
rx_multisocket_handler(const rx_multisocket_handler&) = delete;
rx_multisocket_handler& operator=(const rx_multisocket_handler&) = delete;
rx_multisocket_handler& operator=(const rx_multisocket_handler&&) = delete;
rx_multisocket_handler& operator=(rx_multisocket_handler&&) = delete;
~rx_multisocket_handler();
void stop();

4
lib/include/srslte/interfaces/enb_interfaces.h
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@ -347,8 +347,8 @@ public:
class stack_interface_gtpu_lte
{
public:
virtual void add_gtpu_socket(int fd) = 0;
virtual void add_gtpu_mch_socket(int fd) = 0;
virtual void add_gtpu_s1u_socket_handler(int fd) = 0;
virtual void add_gtpu_m1u_socket_handler(int fd) = 0;
};
} // namespace srsenb

4
srsenb/hdr/stack/enb_stack_lte.h
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@ -96,8 +96,8 @@ public:
/* STACK-S1AP interface*/
void add_mme_socket(int fd) override;
void remove_mme_socket(int fd) override;
void add_gtpu_socket(int fd) override;
void add_gtpu_mch_socket(int fd) override;
void add_gtpu_s1u_socket_handler(int fd) override;
void add_gtpu_m1u_socket_handler(int fd) override;
private:
static const int STACK_MAIN_THREAD_PRIO = -1; // Use default high-priority below UHD

49
srsenb/hdr/stack/upper/gtpu.h
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@ -19,23 +19,22 @@
*
*/
#include <string.h>
#include <map>
#include <string.h>
#include "common_enb.h"
#include "srslte/common/buffer_pool.h"
#include "srslte/common/log.h"
#include "common_enb.h"
#include "srslte/common/threads.h"
#include "srslte/srslte.h"
#include "srslte/interfaces/enb_interfaces.h"
#include "srslte/srslte.h"
#ifndef SRSENB_GTPU_H
#define SRSENB_GTPU_H
namespace srsenb {
class gtpu : public gtpu_interface_rrc, public gtpu_interface_pdcp
class gtpu final : public gtpu_interface_rrc, public gtpu_interface_pdcp
{
public:
gtpu();
@ -51,20 +50,19 @@ public:
void stop();
// gtpu_interface_rrc
void add_bearer(uint16_t rnti, uint32_t lcid, uint32_t addr, uint32_t teid_out, uint32_t *teid_in);
void rem_bearer(uint16_t rnti, uint32_t lcid);
void rem_user(uint16_t rnti);
void add_bearer(uint16_t rnti, uint32_t lcid, uint32_t addr, uint32_t teid_out, uint32_t* teid_in) override;
void rem_bearer(uint16_t rnti, uint32_t lcid) override;
void rem_user(uint16_t rnti) override;
// gtpu_interface_pdcp
void write_pdu(uint16_t rnti, uint32_t lcid, srslte::unique_byte_buffer_t pdu);
void write_pdu(uint16_t rnti, uint32_t lcid, srslte::unique_byte_buffer_t pdu) override;
// stack interface
void handle_gtpu_rx_packet(srslte::unique_byte_buffer_t pdu, const sockaddr_in& addr);
void handle_gtpu_mch_rx_packet(srslte::unique_byte_buffer_t pdu, const sockaddr_in& addr);
void handle_gtpu_s1u_rx_packet(srslte::unique_byte_buffer_t pdu, const sockaddr_in& addr);
void handle_gtpu_m1u_rx_packet(srslte::unique_byte_buffer_t pdu, const sockaddr_in& addr);
private:
static const int THREAD_PRIO = 65;
static const int GTPU_PORT = 2152;
static const int GTPU_PORT = 2152;
srslte::byte_buffer_pool* pool = nullptr;
stack_interface_gtpu_lte* stack = nullptr;
@ -76,15 +74,15 @@ private:
srslte::log* gtpu_log = nullptr;
// Class to create
class mch_handler
class m1u_handler
{
public:
explicit mch_handler(gtpu* gtpu_) : parent(gtpu_) {}
~mch_handler();
mch_handler(const mch_handler&) = delete;
mch_handler(mch_handler&&) = delete;
mch_handler& operator=(const mch_handler&) = delete;
mch_handler& operator=(mch_handler&&) = delete;
explicit m1u_handler(gtpu* gtpu_) : parent(gtpu_) {}
~m1u_handler();
m1u_handler(const m1u_handler&) = delete;
m1u_handler(m1u_handler&&) = delete;
m1u_handler& operator=(const m1u_handler&) = delete;
m1u_handler& operator=(m1u_handler&&) = delete;
bool init(std::string m1u_multiaddr_, std::string m1u_if_addr_);
void handle_rx_packet(srslte::unique_byte_buffer_t pdu, const sockaddr_in& addr);
@ -99,15 +97,13 @@ private:
int m1u_sd = -1;
int lcid_counter = 0;
};
// MCH thread insteance
mch_handler mch;
m1u_handler m1u;
typedef struct {
uint32_t teids_in[SRSENB_N_RADIO_BEARERS];
uint32_t teids_out[SRSENB_N_RADIO_BEARERS];
uint32_t spgw_addrs[SRSENB_N_RADIO_BEARERS];
}bearer_map;
} bearer_map;
std::map<uint16_t, bearer_map> rnti_bearers;
// Socket file descriptor
@ -120,11 +116,10 @@ private:
/****************************************************************************
* TEID to RNIT/LCID helper functions
***************************************************************************/
void teidin_to_rntilcid(uint32_t teidin, uint16_t *rnti, uint16_t *lcid);
void rntilcid_to_teidin(uint16_t rnti, uint16_t lcid, uint32_t *teidin);
void teidin_to_rntilcid(uint32_t teidin, uint16_t* rnti, uint16_t* lcid);
void rntilcid_to_teidin(uint16_t rnti, uint16_t lcid, uint32_t* teidin);
};
} // namespace srsenb
#endif // SRSENB_GTPU_H

16
srsenb/src/stack/enb_stack_lte.cc
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@ -243,22 +243,22 @@ void enb_stack_lte::remove_mme_socket(int fd)
rx_sockets->remove_socket(fd);
}
void enb_stack_lte::add_gtpu_socket(int fd)
void enb_stack_lte::add_gtpu_s1u_socket_handler(int fd)
{
auto gtpu_rx_handler = [this](srslte::unique_byte_buffer_t pdu, const sockaddr_in& from) {
auto task_handler = [this, from](task_t* t) { gtpu.handle_gtpu_rx_packet(std::move(t->pdu), from); };
auto gtpu_s1u_handler = [this](srslte::unique_byte_buffer_t pdu, const sockaddr_in& from) {
auto task_handler = [this, &from](task_t* t) { gtpu.handle_gtpu_s1u_rx_packet(std::move(t->pdu), from); };
pending_tasks.push(gtpu_queue_id, task_t{task_handler, std::move(pdu)});
};
rx_sockets->add_socket_pdu_handler(fd, gtpu_rx_handler);
rx_sockets->add_socket_pdu_handler(fd, gtpu_s1u_handler);
}
void enb_stack_lte::add_gtpu_mch_socket(int fd)
void enb_stack_lte::add_gtpu_m1u_socket_handler(int fd)
{
auto gtpu_mch_handler = [this](srslte::unique_byte_buffer_t pdu, const sockaddr_in& from) {
auto task_handler = [this, from](task_t* t) { gtpu.handle_gtpu_mch_rx_packet(std::move(t->pdu), from); };
auto gtpu_m1u_handler = [this](srslte::unique_byte_buffer_t pdu, const sockaddr_in& from) {
auto task_handler = [this, &from](task_t* t) { gtpu.handle_gtpu_m1u_rx_packet(std::move(t->pdu), from); };
pending_tasks.push(gtpu_queue_id, task_t{task_handler, std::move(pdu)});
};
rx_sockets->add_socket_pdu_handler(fd, gtpu_mch_handler);
rx_sockets->add_socket_pdu_handler(fd, gtpu_m1u_handler);
}
} // namespace srsenb

6
srsenb/src/stack/mac/mac.cc
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@ -694,12 +694,12 @@ int mac::get_mch_sched(uint32_t tti, bool is_mcch, dl_sched_t* dl_sched_res)
mch.mtch_sched[0].lcid, mch.mtch_sched[mch.num_mtch_sched - 1].stop,
tti);
phy_h->set_mch_period_stop(mch.mtch_sched[mch.num_mtch_sched - 1].stop);
for(uint32_t i = 0; i < mch.num_mtch_sched; i++) {
for (uint32_t i = 0; i < mch.num_mtch_sched; i++) {
mch.pdu[i].lcid = srslte::sch_subh::MCH_SCHED_INFO;
// mch.mtch_sched[i].lcid = 1+i;
// m1u.mtch_sched[i].lcid = 1+i;
}
mch.pdu[mch.num_mtch_sched].lcid = 0;
mch.pdu[mch.num_mtch_sched].lcid = 0;
mch.pdu[mch.num_mtch_sched].nbytes = current_mcch_length;
dl_sched_res->pdsch[0].dci.rnti = SRSLTE_MRNTI;

29
srsenb/src/stack/upper/gtpu.cc
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@ -30,7 +30,7 @@
using namespace srslte;
namespace srsenb {
gtpu::gtpu() : mch(this)
gtpu::gtpu() : m1u(this)
{
pthread_mutex_init(&mutex, nullptr);
}
@ -79,12 +79,12 @@ bool gtpu::init(std::string gtp_bind_addr_,
return false;
}
stack->add_gtpu_socket(fd);
stack->add_gtpu_s1u_socket_handler(fd);
// Start MCH socket if enabled
enable_mbsfn = enable_mbsfn_;
if (enable_mbsfn) {
if (not mch.init(m1u_multiaddr_, m1u_if_addr_)) {
if (not m1u.init(m1u_multiaddr_, m1u_if_addr_)) {
return false;
}
}
@ -192,7 +192,7 @@ void gtpu::rem_user(uint16_t rnti)
pthread_mutex_unlock(&mutex);
}
void gtpu::handle_gtpu_rx_packet(srslte::unique_byte_buffer_t pdu, const sockaddr_in& from)
void gtpu::handle_gtpu_s1u_rx_packet(srslte::unique_byte_buffer_t pdu, const sockaddr_in& addr)
{
gtpu_log->debug("Received %d bytes from S1-U interface\n", pdu->N_bytes);
@ -204,7 +204,7 @@ void gtpu::handle_gtpu_rx_packet(srslte::unique_byte_buffer_t pdu, const sockadd
switch (header.message_type) {
case GTPU_MSG_ECHO_REQUEST:
// Echo request - send response
echo_response(from.sin_addr.s_addr, from.sin_port, header.seq_number);
echo_response(addr.sin_addr.s_addr, addr.sin_port, header.seq_number);
break;
case GTPU_MSG_DATA_PDU: {
uint16_t rnti = 0;
@ -235,9 +235,9 @@ void gtpu::handle_gtpu_rx_packet(srslte::unique_byte_buffer_t pdu, const sockadd
}
}
void gtpu::handle_gtpu_mch_rx_packet(srslte::unique_byte_buffer_t pdu, const sockaddr_in& addr)
void gtpu::handle_gtpu_m1u_rx_packet(srslte::unique_byte_buffer_t pdu, const sockaddr_in& addr)
{
mch.handle_rx_packet(std::move(pdu), addr);
m1u.handle_rx_packet(std::move(pdu), addr);
}
void gtpu::echo_response(in_addr_t addr, in_port_t port, uint16_t seq)
@ -281,10 +281,10 @@ void gtpu::rntilcid_to_teidin(uint16_t rnti, uint16_t lcid, uint32_t *teidin)
}
/****************************************************************************
* Class to run the MCH thread
* Class to handle MCH packet handling
***************************************************************************/
gtpu::mch_handler::~mch_handler()
gtpu::m1u_handler::~m1u_handler()
{
if (initiated) {
close(m1u_sd);
@ -292,7 +292,7 @@ gtpu::mch_handler::~mch_handler()
}
}
bool gtpu::mch_handler::init(std::string m1u_multiaddr_, std::string m1u_if_addr_)
bool gtpu::m1u_handler::init(std::string m1u_multiaddr_, std::string m1u_if_addr_)
{
m1u_multiaddr = std::move(m1u_multiaddr_);
m1u_if_addr = std::move(m1u_if_addr_);
@ -300,9 +300,8 @@ bool gtpu::mch_handler::init(std::string m1u_multiaddr_, std::string m1u_if_addr
gtpu_log = parent->gtpu_log;
// Set up sink socket
struct sockaddr_in bindaddr {
};
m1u_sd = socket(AF_INET, SOCK_DGRAM, 0);
struct sockaddr_in bindaddr = {};
m1u_sd = socket(AF_INET, SOCK_DGRAM, 0);
if (m1u_sd < 0) {
gtpu_log->error("Failed to create M1-U sink socket\n");
return false;
@ -333,12 +332,12 @@ bool gtpu::mch_handler::init(std::string m1u_multiaddr_, std::string m1u_if_addr
lcid_counter = 1;
// Register socket in stack rx sockets thread
parent->stack->add_gtpu_mch_socket(m1u_sd);
parent->stack->add_gtpu_m1u_socket_handler(m1u_sd);
return true;
}
void gtpu::mch_handler::handle_rx_packet(srslte::unique_byte_buffer_t pdu, const sockaddr_in& addr)
void gtpu::m1u_handler::handle_rx_packet(srslte::unique_byte_buffer_t pdu, const sockaddr_in& addr)
{
gtpu_log->debug("Received %d bytes from M1-U interface\n", pdu->N_bytes);

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