fstest_ffs.c revision 296373 
1/*	$NetBSD: fstest_ffs.c,v 1.6 2012/08/05 02:03:05 riastradh 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#include <signal.h>
41
42#include <ufs/ufs/ufsmount.h>
43
44#include <rump/rump.h>
45#include <rump/rump_syscalls.h>
46
47#include "h_fsmacros.h"
48
49struct ffstestargs {
50        struct ufs_args ta_uargs;
51        char ta_devpath[MAXPATHLEN];
52        char ta_imgpath[MAXPATHLEN];
53};
54
55int
56ffs_fstest_newfs(const atf_tc_t *tc, void **buf, const char *image, off_t size,
57	void *fspriv)
58{
59	char cmd[1024];
60	int res;
61	static unsigned int num = 0;
62	struct ffstestargs *args;
63	struct sigaction act, oact;
64
65	size /= 512;
66	snprintf(cmd, 1024, "newfs -F -s %"PRId64" %s >/dev/null", size, image);
67	memset(&act, 0, sizeof(act));
68	act.sa_handler = SIG_DFL;
69	sigaction(SIGCHLD, &act, &oact);
70	res = system(cmd);
71	sigaction(SIGCHLD, &oact, NULL);
72	if (res != 0)
73		return res;
74
75	res = rump_init();
76	if (res != 0)
77		return res;
78
79	args = calloc(1, sizeof(*args));
80	if (args == NULL)
81		return -1;
82
83	snprintf(args->ta_devpath, MAXPATHLEN, "/dev/device%d.ffs", num);
84	snprintf(args->ta_imgpath, MAXPATHLEN, "%s", image);
85	args->ta_uargs.fspec = args->ta_devpath;
86
87	res = rump_pub_etfs_register(args->ta_devpath, image, RUMP_ETFS_BLK);
88	if (res != 0) {
89		free(args);
90		return res;
91	}
92
93	*buf = args;
94	num++;
95
96	return 0;
97}
98__strong_alias(ffslog_fstest_newfs,ffs_fstest_newfs);
99
100int
101ffs_fstest_delfs(const atf_tc_t *tc, void *buf)
102{
103	int res;
104	struct ffstestargs *args = buf;
105
106	res = rump_pub_etfs_remove(args->ta_devpath);
107	if (res != 0) {
108		errno = res;
109		return -1;
110	}
111
112	res = unlink(args->ta_imgpath);
113	if (res != 0)
114		return res;
115
116	free(args);
117
118	return 0;
119}
120__strong_alias(ffslog_fstest_delfs,ffs_fstest_delfs);
121
122int
123ffs_fstest_mount(const atf_tc_t *tc, void *buf, const char *path, int flags)
124{
125	int res;
126	struct ffstestargs *args = buf;
127
128	res = rump_sys_mkdir(path, 0777);
129	if (res == -1)
130		return res;
131
132	res = rump_sys_mount(MOUNT_FFS, path, flags, &args->ta_uargs,
133	    sizeof(args->ta_uargs));
134	return res;
135}
136
137int
138ffslog_fstest_mount(const atf_tc_t *tc, void *buf, const char *path, int flags)
139{
140
141	return ffs_fstest_mount(tc, buf, path, flags | MNT_LOG);
142}
143
144int
145ffs_fstest_unmount(const atf_tc_t *tc, const char *path, int flags)
146{
147	int res;
148
149	res = rump_sys_unmount(path, flags);
150	if (res == -1)
151		return res;
152
153	res = rump_sys_rmdir(path);
154	return res;
155}
156__strong_alias(ffslog_fstest_unmount,ffs_fstest_unmount);
157