void doveadm_master_send_signal(int signo)
{
const char *pidfile_path;
unsigned int i;
pid_t pid;
pidfile_path = t_strconcat(doveadm_settings->base_dir,
"/"MASTER_PID_FILE_NAME, NULL);
if (!pid_file_read(pidfile_path, &pid))
i_fatal("Dovecot is not running (read from %s)", pidfile_path);
if (kill(pid, signo) < 0)
i_fatal("kill(%s, %d) failed: %m", dec2str(pid), signo);
if (signo == SIGTERM) {
/* wait for a while for the process to die */
usleep(1000);
for (i = 0; i < 30; i++) {
if (kill(pid, 0) < 0) {
if (errno != ESRCH)
i_error("kill() failed: %m");
break;
}
usleep(100000);
}
}
}
static void cmd_instance_list(int argc, char *argv[])
{
struct master_instance_list *list;
struct master_instance_list_iter *iter;
const struct master_instance *inst;
const char *instance_path, *pidfile_path;
bool show_config = FALSE;
int c;
while ((c = getopt(argc, argv, "c")) > 0) {
switch (c) {
case 'c':
show_config = TRUE;
break;
default:
help(&doveadm_cmd_instance[0]);
}
}
argv += optind;
if (!show_config) {
doveadm_print_init(DOVEADM_PRINT_TYPE_TABLE);
doveadm_print_header("path", "path", DOVEADM_PRINT_HEADER_FLAG_EXPAND);
doveadm_print_header_simple("name");
doveadm_print_header_simple("last used");
doveadm_print_header_simple("running");
}
instance_path = t_strconcat(service_set->state_dir,
"/"MASTER_INSTANCE_FNAME, NULL);
list = master_instance_list_init(instance_path);
iter = master_instance_list_iterate_init(list);
while ((inst = master_instance_iterate_list_next(iter)) != NULL) {
if (argv[0] != NULL && strcmp(argv[0], inst->name) != 0)
continue;
if (show_config) {
printf("%s\n", inst->config_path == NULL ? "" :
inst->config_path);
continue;
}
doveadm_print(inst->base_dir);
doveadm_print(inst->name);
doveadm_print(unixdate2str(inst->last_used));
pidfile_path = t_strconcat(inst->base_dir, "/master.pid", NULL);
if (pid_file_read(pidfile_path))
doveadm_print("yes");
else
doveadm_print("no");
}
master_instance_iterate_list_deinit(&iter);
master_instance_list_deinit(&list);
}
