Commit e7faea35 authored by Cedric Roux's avatar Cedric Roux
Browse files

split tracer in local/remote and some work on the new gui

parent 4e88857b
CC=gcc
CFLAGS=-Wall -g -pthread -DT_TRACER
all: local remote
#CFLAGS += -O3 -ffast-math -fomit-frame-pointer
local:
make -f Makefile.local
LIBS=-lX11 -lm
#comment those two lines to NOT use shared memory
CFLAGS += -DT_USE_SHARED_MEMORY
LIBS += -lrt
PROG=tracer
OBJS=main.o plot.o database.o forward.o gui.o
$(PROG): gui/gui.a $(OBJS)
$(CC) $(CFLAGS) -o $(PROG) $(OBJS) gui/gui.a $(LIBS)
.PHONY: gui/gui.a
gui/gui.a:
cd gui && make
%.o: %.c
$(CC) $(CFLAGS) -c -o $@ $<
main.o: ../T_IDs.h ../T_defs.h
remote:
make -f Makefile.remote
clean:
rm -f *.o $(PROG) core
cd gui && make clean
make -f Makefile.local clean
make -f Makefile.remote clean
CC=gcc
CFLAGS=-Wall -g -pthread -DT_TRACER
#CFLAGS += -O3 -ffast-math -fomit-frame-pointer
CFLAGS += -DT_USE_SHARED_MEMORY
LIBS += -lrt
PROG=tracer_local
OBJS=local.o forward.o
$(PROG): $(OBJS)
$(CC) $(CFLAGS) -o $(PROG) $(OBJS) $(LIBS)
%.o: %.c
$(CC) $(CFLAGS) -c -o $@ $<
main.o: ../T_IDs.h ../T_defs.h
clean:
rm -f *.o $(PROG) core
CC=gcc
CFLAGS=-Wall -g -pthread -DT_TRACER
#CFLAGS += -O3 -ffast-math -fomit-frame-pointer
LIBS=-lX11 -lm
PROG=tracer_remote
OBJS=remote.o plot.o database.o gui.o
$(PROG): gui/gui.a $(OBJS)
$(CC) $(CFLAGS) -o $(PROG) $(OBJS) gui/gui.a $(LIBS)
.PHONY: gui/gui.a
gui/gui.a:
cd gui && make
%.o: %.c
$(CC) $(CFLAGS) -c -o $@ $<
main.o: ../T_IDs.h ../T_defs.h
clean:
rm -f *.o $(PROG) core
cd gui && make clean
......@@ -27,4 +27,9 @@ void *forwarder(char *ip, int port);
void forward(void *forwarder, char *buf, int size);
void forward_start_client(void *forwarder, int socket);
/* T gui functions */
void t_gui_start(void);
void t_gui_set_input_signal(int eNB, int frame, int subframe, int antenna,
int size, void *buf);
#endif /* _TRACER_DEFS_H_ */
......@@ -122,6 +122,9 @@ void *forwarder(char *ip, int port)
f->sc = -1;
f->head = f->tail = NULL;
printf("connecting to remote tracer %s:%d\n", ip, port);
again:
f->s = socket(AF_INET, SOCK_STREAM, 0);
if (f->s == -1) { perror("socket"); exit(1); }
......@@ -129,8 +132,15 @@ void *forwarder(char *ip, int port)
a.sin_port = htons(port);
a.sin_addr.s_addr = inet_addr(ip);
if (connect(f->s, (struct sockaddr *)&a, sizeof(a)) == -1)
{ perror("connect"); exit(1); }
if (connect(f->s, (struct sockaddr *)&a, sizeof(a)) == -1) {
perror("connect");
close(f->s);
printf("trying again in 1s\n");
sleep(1);
goto again;
}
printf("connected\n");
new_thread(data_sender, f);
......
#include <stdio.h>
#include <string.h>
#include <netinet/ip.h>
#include <arpa/inet.h>
#include <stdlib.h>
#include <unistd.h>
#include <sys/mman.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <pthread.h>
#include "defs.h"
#include "../T_defs.h"
T_cache_t *T_cache;
int T_busylist_head;
int T_pos;
int get_connection(char *addr, int port)
{
struct sockaddr_in a;
socklen_t alen;
int s, t;
printf("waiting for connection on %s:%d\n", addr, port);
s = socket(AF_INET, SOCK_STREAM, 0);
if (s == -1) { perror("socket"); exit(1); }
t = 1;
if (setsockopt(s, SOL_SOCKET, SO_REUSEADDR, &t, sizeof(int)))
{ perror("setsockopt"); exit(1); }
a.sin_family = AF_INET;
a.sin_port = htons(port);
a.sin_addr.s_addr = inet_addr(addr);
if (bind(s, (struct sockaddr *)&a, sizeof(a))) { perror("bind"); exit(1); }
if (listen(s, 5)) { perror("bind"); exit(1); }
alen = sizeof(a);
t = accept(s, (struct sockaddr *)&a, &alen);
if (t == -1) { perror("accept"); exit(1); }
close(s);
printf("connected\n");
return t;
}
void wait_message(void)
{
while (T_cache[T_busylist_head].busy == 0) usleep(1000);
}
void init_shm(void)
{
int i;
int s = shm_open(T_SHM_FILENAME, O_RDWR | O_CREAT /*| O_SYNC*/, 0666);
if (s == -1) { perror(T_SHM_FILENAME); abort(); }
if (ftruncate(s, T_CACHE_SIZE * sizeof(T_cache_t)))
{ perror(T_SHM_FILENAME); abort(); }
T_cache = mmap(NULL, T_CACHE_SIZE * sizeof(T_cache_t),
PROT_READ | PROT_WRITE, MAP_SHARED, s, 0);
if (T_cache == NULL)
{ perror(T_SHM_FILENAME); abort(); }
close(s);
/* let's garbage the memory to catch some potential problems
* (think multiprocessor sync issues, barriers, etc.)
*/
memset(T_cache, 0x55, T_CACHE_SIZE * sizeof(T_cache_t));
for (i = 0; i < T_CACHE_SIZE; i++) T_cache[i].busy = 0;
}
void new_thread(void *(*f)(void *), void *data)
{
pthread_t t;
pthread_attr_t att;
if (pthread_attr_init(&att))
{ fprintf(stderr, "pthread_attr_init err\n"); exit(1); }
if (pthread_attr_setdetachstate(&att, PTHREAD_CREATE_DETACHED))
{ fprintf(stderr, "pthread_attr_setdetachstate err\n"); exit(1); }
if (pthread_attr_setstacksize(&att, 10000000))
{ fprintf(stderr, "pthread_attr_setstacksize err\n"); exit(1); }
if (pthread_create(&t, &att, f, data))
{ fprintf(stderr, "pthread_create err\n"); exit(1); }
if (pthread_attr_destroy(&att))
{ fprintf(stderr, "pthread_attr_destroy err\n"); exit(1); }
}
void usage(void)
{
printf(
"tracer - local side\n"
"options:\n"
" -l <IP address> <port> local side (forwards packets to remote IP:port)\n"
);
exit(1);
}
int main(int n, char **v)
{
int s;
int i;
char *remote_ip = NULL;
int remote_port = -1;
int port = 2020;
void *f;
for (i = 1; i < n; i++) {
if (!strcmp(v[i], "-h") || !strcmp(v[i], "--help")) usage();
if (!strcmp(v[i], "-l")) { if (i > n-3) usage();
remote_ip = v[++i]; remote_port = atoi(v[++i]); continue; }
printf("ERROR: unknown option %s\n", v[i]);
usage();
}
if (remote_port == -1 || remote_ip == NULL) usage();
f = forwarder(remote_ip, remote_port);
init_shm();
s = get_connection("127.0.0.1", port);
forward_start_client(f, s);
/* read messages */
while (1) {
wait_message();
__sync_synchronize();
forward(f, T_cache[T_busylist_head].buffer,
T_cache[T_busylist_head].length);
T_cache[T_busylist_head].busy = 0;
T_busylist_head++;
T_busylist_head &= T_CACHE_SIZE - 1;
}
return 0;
}
......@@ -12,6 +12,8 @@
#include "defs.h"
#define DEFAULT_REMOTE_PORT 2020
#define T_ID(x) x
#include "../T_IDs.h"
#include "../T_defs.h"
......@@ -25,26 +27,6 @@ void *pusch_iq_plot;
void *pucch_iq_plot;
void *pucch_plot;
#ifdef T_USE_SHARED_MEMORY
T_cache_t *T_cache;
int T_busylist_head;
int T_pos;
static inline int GET(int s, void *out, int count)
{
if (count == 1) {
*(char *)out = T_cache[T_busylist_head].buffer[T_pos];
T_pos++;
return 1;
}
memcpy(out, T_cache[T_busylist_head].buffer + T_pos, count);
T_pos += count;
return count;
}
#else /* T_USE_SHARED_MEMORY */
#define GET fullread
int fullread(int fd, void *_buf, int count)
......@@ -62,14 +44,14 @@ int fullread(int fd, void *_buf, int count)
return ret;
}
#endif /* T_USE_SHARED_MEMORY */
int get_connection(char *addr, int port)
{
struct sockaddr_in a;
socklen_t alen;
int s, t;
printf("waiting for connection on %s:%d\n", addr, port);
s = socket(AF_INET, SOCK_STREAM, 0);
if (s == -1) { perror("socket"); exit(1); }
t = 1;
......@@ -86,6 +68,9 @@ int get_connection(char *addr, int port)
t = accept(s, (struct sockaddr *)&a, &alen);
if (t == -1) { perror("accept"); exit(1); }
close(s);
printf("connected\n");
return t;
}
......@@ -107,9 +92,6 @@ void get_message(int s)
} while (0)
int m;
#ifdef T_USE_SHARED_MEMORY
T_pos = 0;
#endif
if (GET(s, &m, sizeof(int)) != sizeof(int)) abort();
switch (m) {
case T_first: {
......@@ -255,6 +237,7 @@ void get_message(int s)
{printf("bad T_ENB_INPUT_SIGNAL, only 7680 samples allowed "
"(received %d bytes = %d samples)\n", size, size/4);abort();}
if (ul_plot) iq_plot_set(ul_plot, (short*)buf, 7680, subframe*7680, 0);
t_gui_set_input_signal(eNB, frame, subframe, antenna, size, buf);
break;
}
case T_ENB_UL_CHANNEL_ESTIMATE: {
......@@ -339,43 +322,8 @@ void get_message(int s)
}
default: printf("unkown message type %d\n", m); abort();
}
#ifdef T_USE_SHARED_MEMORY
T_cache[T_busylist_head].busy = 0;
T_busylist_head++;
T_busylist_head &= T_CACHE_SIZE - 1;
#endif
}
#ifdef T_USE_SHARED_MEMORY
void wait_message(void)
{
while (T_cache[T_busylist_head].busy == 0) usleep(1000);
}
void init_shm(void)
{
int i;
int s = shm_open(T_SHM_FILENAME, O_RDWR | O_CREAT /*| O_SYNC*/, 0666);
if (s == -1) { perror(T_SHM_FILENAME); abort(); }
if (ftruncate(s, T_CACHE_SIZE * sizeof(T_cache_t)))
{ perror(T_SHM_FILENAME); abort(); }
T_cache = mmap(NULL, T_CACHE_SIZE * sizeof(T_cache_t),
PROT_READ | PROT_WRITE, MAP_SHARED, s, 0);
if (T_cache == NULL)
{ perror(T_SHM_FILENAME); abort(); }
close(s);
/* let's garbage the memory to catch some potential problems
* (think multiprocessor sync issues, barriers, etc.)
*/
memset(T_cache, 0x55, T_CACHE_SIZE * sizeof(T_cache_t));
for (i = 0; i < T_CACHE_SIZE; i++) T_cache[i].busy = 0;
}
#endif /* T_USE_SHARED_MEMORY */
void new_thread(void *(*f)(void *), void *data)
{
pthread_t t;
......@@ -396,22 +344,22 @@ void new_thread(void *(*f)(void *), void *data)
void usage(void)
{
printf(
"common options:\n"
"tracer - remote side\n"
"options:\n"
" -d <database file> this option is mandatory\n"
" -li print IDs in the database\n"
" -lg print GROUPs in the database\n"
" -dump dump the database\n"
" -x run with XFORMS (revisited)\n"
" -T run with T GUI\n"
" -on <GROUP or ID> turn log ON for given GROUP or ID\n"
" -off <GROUP or ID> turn log OFF for given GROUP or ID\n"
" -ON turn all logs ON\n"
" -OFF turn all logs OFF\n"
"note: you may pass several -on/-off/-ON/-OFF, they will be processed in order\n"
" by default, all is off\n"
"\n"
"remote mode options: in this mode you run a local tracer and a remote one\n"
" -r <port> remote side (use given port)\n"
" -l <IP address> <port> local side (forwards packets to remote IP:port)\n"
" -r <port> remote side: use given port (default %d)\n",
DEFAULT_REMOTE_PORT
);
exit(1);
}
......@@ -428,18 +376,12 @@ int main(int n, char **v)
int do_list_groups = 0;
int do_dump_database = 0;
int do_xforms = 0;
int do_T_gui = 0;
char **on_off_name;
int *on_off_action;
int on_off_n = 0;
int is_on[T_NUMBER_OF_IDS];
int remote_local = 0;
int remote_remote = 0;
char *remote_ip = NULL;
int remote_port = -1;
int port = 2020;
#ifdef T_USE_SHARED_MEMORY
void *f;
#endif
int port = DEFAULT_REMOTE_PORT;
memset(is_on, 0, sizeof(is_on));
......@@ -454,6 +396,7 @@ int main(int n, char **v)
if (!strcmp(v[i], "-lg")) { do_list_groups = 1; continue; }
if (!strcmp(v[i], "-dump")) { do_dump_database = 1; continue; }
if (!strcmp(v[i], "-x")) { do_xforms = 1; continue; }
if (!strcmp(v[i], "-T")) { do_T_gui = 1; continue; }
if (!strcmp(v[i], "-on")) { if (i > n-2) usage();
on_off_name[on_off_n]=v[++i]; on_off_action[on_off_n++]=1; continue; }
if (!strcmp(v[i], "-off")) { if (i > n-2) usage();
......@@ -462,45 +405,13 @@ int main(int n, char **v)
{ on_off_name[on_off_n]=NULL; on_off_action[on_off_n++]=1; continue; }
if (!strcmp(v[i], "-OFF"))
{ on_off_name[on_off_n]=NULL; on_off_action[on_off_n++]=0; continue; }
if (!strcmp(v[i], "-r")) { if (i > n-2) usage(); remote_remote = 1;
if (!strcmp(v[i], "-r")) { if (i > n-2) usage();
port = atoi(v[++i]); continue; }
if (!strcmp(v[i], "-l")) { if (i > n-3) usage(); remote_local = 1;
remote_ip = v[++i]; remote_port = atoi(v[++i]); continue; }
printf("ERROR: unknown option %s\n", v[i]);
usage();
}
#ifndef T_USE_SHARED_MEMORY
/* gcc shut up */
(void)remote_port;
(void)remote_ip;
#endif
#ifdef T_USE_SHARED_MEMORY
if (remote_remote) {
printf("ERROR: remote 'remote side' does not run with shared memory\n");
printf("recompile without T_USE_SHARED_MEMORY (edit Makefile)\n");
exit(1);
}
#endif
if (remote_remote) {
/* TODO: setup 'secure' connection with remote part */
}
#ifndef T_USE_SHARED_MEMORY
if (remote_local) {
printf("ERROR: remote 'local side' does not run without shared memory\n");
printf("recompile with T_USE_SHARED_MEMORY (edit Makefile)\n");
exit(1);
}
#endif
#ifdef T_USE_SHARED_MEMORY
if (remote_local) f = forwarder(remote_ip, remote_port);
#endif
if (remote_local) goto no_database;
/* TODO: setup 'secure' connection with remote part */
if (database_filename == NULL) {
printf("ERROR: provide a database file (-d)\n");
......@@ -517,7 +428,6 @@ int main(int n, char **v)
for (i = 0; i < on_off_n; i++)
on_off(database, on_off_name[i], is_on, on_off_action[i]);
no_database:
if (do_xforms) {
ul_plot = make_plot(512, 100, "UL Input Signal", 1,
7680*10, PLOT_VS_TIME, BLUE);
......@@ -533,19 +443,12 @@ no_database:
/* pucch 1 */
10240, PLOT_MINMAX, BLUE);
}
if (do_T_gui) {
t_gui_start();
}
#ifdef T_USE_SHARED_MEMORY
init_shm();
#endif
s = get_connection("127.0.0.1", port);
if (remote_local) {
#ifdef T_USE_SHARED_MEMORY
forward_start_client(f, s);
#endif
goto no_init_message;
}
/* send the first message - activate selected traces */
t = 0;
if (write(s, &t, 1) != 1) abort();
......@@ -556,26 +459,8 @@ no_database:
if (is_on[l])
if (write(s, &l, sizeof(int)) != sizeof(int)) abort();
no_init_message:
/* read messages */
while (1) {
#ifdef T_USE_SHARED_MEMORY
wait_message();
__sync_synchronize();
#endif
#ifdef T_USE_SHARED_MEMORY
if (remote_local) {
forward(f, T_cache[T_busylist_head].buffer,
T_cache[T_busylist_head].length);
T_cache[T_busylist_head].busy = 0;
T_busylist_head++;
T_busylist_head &= T_CACHE_SIZE - 1;
continue;
}
#endif
get_message(s);
}
return 0;
......
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