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LOW: systemd-wrapper: Write debug information to stdout

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Write the command line used to call haproxy to stdout, as
well as the return code returned by the haproxy process.
This commit is contained in:
Kristoffer Grnlund 2013-11-22 11:11:54 +01:00 committed by Willy Tarreau
parent 66fd1d830e
commit f65194a6fa
1 changed files with 15 additions and 3 deletions
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18
src/haproxy-systemd-wrapper.c
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@ -55,6 +55,12 @@ static void spawn_haproxy(char **pid_strv, int nb_pid)
argv[argno++] = pid_strv[i]; argv[argno++] = pid_strv[i];
} }
argv[argno] = NULL; argv[argno] = NULL;
printf("%s", "haproxy-systemd-wrapper: executing ");
for (i = 0; argv[i]; ++i)
printf("%s ", argv[i]);
puts("");
execv(argv[0], argv); execv(argv[0], argv);
exit(0); exit(0);
} }
@ -104,6 +110,7 @@ static void sigint_handler(int signum __attribute__((unused)))
for (i = 0; i < nb_pid; ++i) { for (i = 0; i < nb_pid; ++i) {
pid = atoi(pid_strv[i]); pid = atoi(pid_strv[i]);
if (pid > 0) { if (pid > 0) {
printf("haproxy-systemd-wrapper: SIGINT -> %d\n", pid);
kill(pid, SIGINT); kill(pid, SIGINT);
free(pid_strv[i]); free(pid_strv[i]);
} }
@ -126,9 +133,11 @@ static void init(int argc, char **argv)
int main(int argc, char **argv) int main(int argc, char **argv)
{ {
int status;
--argc; ++argv; --argc; ++argv;
main_argc = argc; main_argc = argc;
main_argv = argv; main_argv = argv;
init(argc, argv); init(argc, argv);
@ -136,7 +145,10 @@ int main(int argc, char **argv)
signal(SIGUSR2, &sigusr2_handler); signal(SIGUSR2, &sigusr2_handler);
spawn_haproxy(NULL, 0); spawn_haproxy(NULL, 0);
while (-1 != wait(NULL) || errno == EINTR); status = -1;
while (-1 != wait(&status) || errno == EINTR)
;
printf("haproxy-systemd-wrapper: exit, haproxy RC=%d\n", status);
return EXIT_SUCCESS; return EXIT_SUCCESS;
} }