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GPRS: Gb proxy memory leak debugging with SIGUSR

This commit is contained in:
Harald Welte 2010-05-12 18:40:01 +00:00
parent 8272c77231
commit 6df0c5187b
1 changed files with 34 additions and 0 deletions
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34
openbsc/src/gprs/gb_proxy_main.c
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@ -26,6 +26,7 @@
#include <string.h>
#include <getopt.h>
#include <errno.h>
#include <signal.h>
#include <sys/fcntl.h>
#include <sys/stat.h>
#include <sys/types.h>
@ -89,6 +90,32 @@ static int proxy_ns_cb(enum gprs_ns_evt event, struct gprs_nsvc *nsvc,
return rc;
}
static void signal_handler(int signal)
{
fprintf(stdout, "signal %u received\n", signal);
switch (signal) {
case SIGINT:
dispatch_signal(SS_GLOBAL, S_GLOBAL_SHUTDOWN, NULL);
sleep(1);
exit(0);
break;
case SIGABRT:
/* in case of abort, we want to obtain a talloc report
* and then return to the caller, who will abort the process */
case SIGUSR1:
talloc_report(tall_vty_ctx, stderr);
talloc_report_full(tall_bsc_ctx, stderr);
break;
case SIGUSR2:
talloc_report_full(tall_vty_ctx, stderr);
break;
default:
break;
}
}
extern void *tall_msgb_ctx;
int main(int argc, char **argv)
{
@ -98,6 +125,13 @@ int main(int argc, char **argv)
int rc;
tall_bsc_ctx = talloc_named_const(NULL, 0, "nsip_proxy");
tall_msgb_ctx = talloc_named_const(tall_bsc_ctx, 0, "msgb");
signal(SIGINT, &signal_handler);
signal(SIGABRT, &signal_handler);
signal(SIGUSR1, &signal_handler);
signal(SIGUSR2, &signal_handler);
signal(SIGPIPE, SIG_IGN);
log_init(&log_info);
stderr_target = log_target_create_stderr();