LOW: systemd-wrapper: Write debug information to stdout
Write the command line used to call haproxy to stdout, as
well as the return code returned by the haproxy process.
diff --git a/src/haproxy-systemd-wrapper.c b/src/haproxy-systemd-wrapper.c
index d337f4c..4ca86dd 100644
--- a/src/haproxy-systemd-wrapper.c
+++ b/src/haproxy-systemd-wrapper.c
@@ -55,6 +55,12 @@
argv[argno++] = pid_strv[i];
}
argv[argno] = NULL;
+
+ printf("%s", "haproxy-systemd-wrapper: executing ");
+ for (i = 0; argv[i]; ++i)
+ printf("%s ", argv[i]);
+ puts("");
+
execv(argv[0], argv);
exit(0);
}
@@ -104,6 +110,7 @@
for (i = 0; i < nb_pid; ++i) {
pid = atoi(pid_strv[i]);
if (pid > 0) {
+ printf("haproxy-systemd-wrapper: SIGINT -> %d\n", pid);
kill(pid, SIGINT);
free(pid_strv[i]);
}
@@ -126,9 +133,11 @@
int main(int argc, char **argv)
{
+ int status;
+
--argc; ++argv;
- main_argc = argc;
- main_argv = argv;
+ main_argc = argc;
+ main_argv = argv;
init(argc, argv);
@@ -136,7 +145,10 @@
signal(SIGUSR2, &sigusr2_handler);
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;
}