/*      $NetBSD: h_ffs_server.c,v 1.2 2012/08/24 20:25:50 jmmv Exp $    */

/*
 * rump server for advanced quota tests
 */

#include "../common/h_fsmacros.h"

#include <err.h>
#include <semaphore.h>
#include <sys/types.h>
#include <sys/mount.h>

#include <stdlib.h>
#include <unistd.h>

#include <ufs/ufs/ufsmount.h>

#include <rump/rump.h>
#include <rump/rump_syscalls.h>

int background = 0;

static void
usage(void)
{
        fprintf(stderr, "usage: %s [-b] [-l] diskimage bindurl\n",
            getprogname());
        exit(1);
}

static void
die(const char *reason, int error)
{

        warnx("%s: %s", reason, strerror(error));
        if (background)
                rump_daemonize_done(error);
        exit(1);
}

static sem_t sigsem;
static void
sigreboot(int sig)
{

        sem_post(&sigsem);
}

int 
main(int argc, char **argv)
{
        int error;
        struct ufs_args uargs;
        const char *filename;
        const char *serverurl;
        int log = 0;
        int ch;

        while ((ch = getopt(argc, argv, "bl")) != -1) {
                switch(ch) {
                case 'b':
                        background = 1;
                        break;
                case 'l':
                        log = 1;
                        break;
                default:
                        usage();
                }
        }
        argc -= optind;
        argv += optind;

        if (argc != 2)
                usage();

        filename = argv[0];
        serverurl = argv[1];

        if (background) {
                error = rump_daemonize_begin();
                if (error)
                        errx(1, "rump daemonize: %s", strerror(error));
        }

        error = rump_init();
        if (error)
                die("rump init failed", error);

        if (rump_sys_mkdir(FSTEST_MNTNAME, 0777) == -1)
                die("mount point create", errno);
        rump_pub_etfs_register("/diskdev", filename, RUMP_ETFS_BLK);
        uargs.fspec = __UNCONST("/diskdev");
        if (rump_sys_mount(MOUNT_FFS, FSTEST_MNTNAME, (log) ? MNT_LOG : 0,
            &uargs, sizeof(uargs)) == -1)
                die("mount ffs", errno);

        error = rump_init_server(serverurl);
        if (error)
                die("rump server init failed", error);
        if (background)
                rump_daemonize_done(RUMP_DAEMONIZE_SUCCESS);

        sem_init(&sigsem, 0, 0);
        signal(SIGTERM, sigreboot);
        signal(SIGINT, sigreboot);
        sem_wait(&sigsem);

        rump_sys_reboot(0, NULL);
        /*NOTREACHED*/
        return 0;
}