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fstest_ffs.c revision 1.2 
      1 /*	$NetBSD: fstest_ffs.c,v 1.2 2010/07/30 16:15:05 pooka Exp $	*/
      2 
      3 /*-
      4  * Copyright (c) 2010 The NetBSD Foundation, Inc.
      5  * All rights reserved.
      6  *
      7  * This code is derived from software contributed to The NetBSD Foundation
      8  * by Nicolas Joly.
      9  *
     10  * Redistribution and use in source and binary forms, with or without
     11  * modification, are permitted provided that the following conditions
     12  * are met:
     13  * 1. Redistributions of source code must retain the above copyright
     14  *    notice, this list of conditions and the following disclaimer.
     15  * 2. Redistributions in binary form must reproduce the above copyright
     16  *    notice, this list of conditions and the following disclaimer in the
     17  *    documentation and/or other materials provided with the distribution.
     18  *
     19  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     20  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     21  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     23  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     24  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     29  * POSSIBILITY OF SUCH DAMAGE.
     30  */
     31 
     32 #include <sys/mount.h>
     33 #include <sys/stat.h>
     34 
     35 #include <atf-c.h>
     36 #include <stdio.h>
     37 #include <stdlib.h>
     38 #include <string.h>
     39 #include <unistd.h>
     40 
     41 #include <ufs/ufs/ufsmount.h>
     42 
     43 #include <rump/rump.h>
     44 #include <rump/rump_syscalls.h>
     45 
     46 #include "h_fsmacros.h"
     47 
     48 struct ffstestargs {
     49         struct ufs_args ta_uargs;
     50         char ta_devpath[MAXPATHLEN];
     51         char ta_imgpath[MAXPATHLEN];
     52 };
     53 
     54 int
     55 ffs_fstest_newfs(const atf_tc_t *tc, void **buf, const char *image, off_t size,
     56 	void *fspriv)
     57 {
     58 	char cmd[1024];
     59 	int res;
     60 	static unsigned int num = 0;
     61 	struct ffstestargs *args;
     62 
     63 	size /= 512;
     64 	snprintf(cmd, 1024, "newfs -F -s %"PRId64" %s >/dev/null", size, image);
     65 	res = system(cmd);
     66 	if (res != 0)
     67 		return res;
     68 
     69 	res = rump_init();
     70 	if (res != 0)
     71 		return res;
     72 
     73 	args = calloc(1, sizeof(*args));
     74 	if (args == NULL)
     75 		return -1;
     76 
     77 	snprintf(args->ta_devpath, MAXPATHLEN, "/dev/device%d.ffs", num);
     78 	snprintf(args->ta_imgpath, MAXPATHLEN, "%s", image);
     79 	args->ta_uargs.fspec = args->ta_devpath;
     80 
     81 	res = rump_pub_etfs_register(args->ta_devpath, image, RUMP_ETFS_BLK);
     82 	if (res != 0) {
     83 		free(args);
     84 		return res;
     85 	}
     86 
     87 	*buf = args;
     88 	num++;
     89 
     90 	return 0;
     91 }
     92 
     93 int
     94 ffs_fstest_delfs(const atf_tc_t *tc, void *buf)
     95 {
     96 	int res;
     97 	struct ffstestargs *args = buf;
     98 
     99 	res = rump_pub_etfs_remove(args->ta_devpath);
    100 	if (res != 0)
    101 		return res;
    102 
    103 	res = unlink(args->ta_imgpath);
    104 	if (res != 0)
    105 		return res;
    106 
    107 	free(args);
    108 
    109 	return 0;
    110 }
    111 
    112 int
    113 ffs_fstest_mount(const atf_tc_t *tc, void *buf, const char *path, int flags)
    114 {
    115 	int res;
    116 	struct ffstestargs *args = buf;
    117 
    118 	res = rump_sys_mkdir(path, 0777);
    119 	if (res == -1)
    120 		return res;
    121 
    122 	res = rump_sys_mount(MOUNT_FFS, path, flags, &args->ta_uargs,
    123 	    sizeof(args->ta_uargs));
    124 	return res;
    125 }
    126 
    127 int
    128 ffs_fstest_unmount(const atf_tc_t *tc, const char *path, int flags)
    129 {
    130 	int res;
    131 
    132 	res = rump_sys_unmount(path, flags);
    133 	if (res == -1)
    134 		return res;
    135 
    136 	res = rump_sys_rmdir(path);
    137 	return res;
    138 }
    139