C++ service_start函数代码示例

int do_exec(int nargs, char** args) {
    service* svc = make_exec_oneshot_service(nargs, args);
    if (svc == NULL) {
        return -1;
    }
    service_start(svc, NULL);
    return 0;
}

static void service_start_if_not_disabled(struct service *svc)
{
    if (!(svc->flags & SVC_DISABLED)) {
        service_start(svc, NULL);
    } else {
        svc->flags |= SVC_DISABLED_START;
    }
}

static void
console_service (int argc, char ** argv)
{
    log_printf ("%s %s: starting in console mode",
            application_name, application_version);
    SetConsoleCtrlHandler (control_handler, TRUE);
    service_start (argc, argv);
    control_break = FALSE;
}

int do_start(int nargs, char **args)
{
    struct service *svc;
    svc = service_find_by_name(args[1]);
    if (svc) {
        service_start(svc, NULL);
    }
    return 0;
}

static void
test_jsonrpc_main(int argc, char *argv[])
{
    proctitle_init(argc, argv);
    set_program_name(argv[0]);
    service_start(&argc, &argv);
    parse_options(argc, argv);
    run_command(argc - optind, argv + optind, get_all_commands());
}

void service_restart(struct service *svc)
{
    if (svc->flags & SVC_RUNNING) {
        /* Stop, wait, then start the service. */
        service_stop_or_reset(svc, SVC_RESTART);
    } else if (!(svc->flags & SVC_RESTARTING)) {
        /* Just start the service since it's not running. */
        service_start(svc, NULL);
    } /* else: Service is restarting anyways. */
}

int main(int argc, char **argv)
{
    errval_t err;

    debug_printf("Xeon Phi Manager started.\n");

    err = service_start();
    if (err_is_fail(err)) {
        USER_PANIC_ERR(err, "could not start the service\n");
    }
}

static void scmdatabase_autostart_services(struct scmdatabase *db)
{
    struct service_entry **services_list;
    unsigned int i = 0;
    unsigned int size = 32;
    struct service_entry *service;

    services_list = HeapAlloc(GetProcessHeap(), 0, size * sizeof(services_list[0]));
    if (!services_list)
        return;

    scmdatabase_lock_shared(db);

    LIST_FOR_EACH_ENTRY(service, &db->services, struct service_entry, entry)
    {
        if (service->config.dwStartType == SERVICE_BOOT_START ||
            service->config.dwStartType == SERVICE_SYSTEM_START ||
            service->config.dwStartType == SERVICE_AUTO_START)
        {
            if (i+1 >= size)
            {
                struct service_entry **slist_new;
                size *= 2;
                slist_new = HeapReAlloc(GetProcessHeap(), 0, services_list, size * sizeof(services_list[0]));
                if (!slist_new)
                    break;
                services_list = slist_new;
            }
            services_list[i] = service;
            service->ref_count++;
            i++;
        }
    }

    scmdatabase_unlock(db);

    size = i;
    for (i = 0; i < size; i++)
    {
        DWORD err;
        const WCHAR *argv[2];
        service = services_list[i];
        argv[0] = service->name;
        argv[1] = NULL;
        err = service_start(service, 1, argv);
        if (err != ERROR_SUCCESS)
            WINE_FIXME("Auto-start service %s failed to start: %d\n",
                       wine_dbgstr_w(service->name), err);
        release_service(service);
    }

    HeapFree(GetProcessHeap(), 0, services_list);
}

void CL_Service_Unix::service_thread_main(std::vector<CL_String> args)
{
	service_start(args);
	while (true)
	{
		int wakeup_reason = CL_Event::wait(stop_event, reload_event);
		if (wakeup_reason == 1)
			service_reload();
		else
			break;
	}
	service_stop();
}

/* stop + start
 *
 * XXX: This should be refactored into a background job AND marked such
 *      so that the service monitor doesn't attempt to restart it!
 */
int service_restart(svc_t *svc)
{
	int result = 0;

	if (!svc)
		return 1;

	result += service_stop(svc);
	sleep(1);
	result += service_start(svc);

	return result;
}

/* Singing and dancing ... */
static void svc_dance(svc_t *svc)
{
	svc_cmd_t cmd = service_enabled(svc, 0, NULL);

	if (svc->pid) {
		if (SVC_STOP == cmd)
			service_stop(svc);
		else if (SVC_RELOAD == cmd)
			service_reload(svc);
	} else {
		if (SVC_START == cmd || SVC_RELOAD == cmd)
			service_start(svc);
	}
}

int do_enable(int nargs, char **args)
{
    struct service *svc;
    svc = service_find_by_name(args[1]);
    if (svc) {
        svc->flags &= ~(SVC_DISABLED | SVC_RC_DISABLED);
        if (svc->flags & SVC_DISABLED_START) {
            service_start(svc, NULL);
        }
    } else {
        return -1;
    }
    return 0;
}

static void restart_service_if_needed(struct service *svc)
{
    time_t next_start_time = svc->time_started + 5;

    if (next_start_time <= gettime()) {
        svc->flags &= (~SVC_RESTARTING);
        service_start(svc, NULL);
        return;
    }

    if ((next_start_time < process_needs_restart) ||
        (process_needs_restart == 0)) {
        process_needs_restart = next_start_time;
    }
}

void Service_Unix::service_thread_main(std::vector<std::string> args)
{
	service_start(args);
	while (true)
	{
		std::unique_lock<std::mutex> lock(mutex);
		event_condition.wait(lock, [&]() { return stop_flag || reload_flag; });

		if (stop_flag)
			break;

		reload_flag = false;
		service_reload();
	}
	service_stop();
}

void
wsvc_command_option(const char* wopt, const char* cfgfile, int v, int c)
{
	if(strcmp(wopt, "install") == 0)
		wsvc_install(stdout, NULL);
	else if(strcmp(wopt, "remove") == 0)
		wsvc_remove(stdout);
	else if(strcmp(wopt, "service") == 0)
		service_start(cfgfile, v, c);
	else if(strcmp(wopt, "start") == 0)
		wsvc_rc_start(stdout);
	else if(strcmp(wopt, "stop") == 0)
		wsvc_rc_stop(stdout);
	else fatal_exit("unknown option: %s", wopt);
	exit(0);
}