1 /* $NetBSD: fstest_ffs.c,v 1.7 2020/06/17 00:16:21 kamil 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_syscallshotgun.h>
46 #include <rump/rump_syscalls.h>
47
48 #include "h_fsmacros.h"
49
50 struct ffstestargs {
51 struct ufs_args ta_uargs;
52 char ta_devpath[MAXPATHLEN];
53 char ta_imgpath[MAXPATHLEN];
54 };
55
56 int
ffs_fstest_newfs(const atf_tc_t * tc,void ** buf,const char * image,off_t size,void * fspriv)57 ffs_fstest_newfs(const atf_tc_t *tc, void **buf, const char *image, off_t size,
58 void *fspriv)
59 {
60 char cmd[1024];
61 int res;
62 static unsigned int num = 0;
63 struct ffstestargs *args;
64 struct sigaction act, oact;
65
66 size /= 512;
67 snprintf(cmd, 1024, "newfs -F -s %"PRId64" %s >/dev/null", size, image);
68 memset(&act, 0, sizeof(act));
69 act.sa_handler = SIG_DFL;
70 sigaction(SIGCHLD, &act, &oact);
71 res = system(cmd);
72 sigaction(SIGCHLD, &oact, NULL);
73 if (res != 0)
74 return res;
75
76 res = rump_init();
77 if (res != 0)
78 return res;
79
80 args = calloc(1, sizeof(*args));
81 if (args == NULL)
82 return -1;
83
84 snprintf(args->ta_devpath, MAXPATHLEN, "/dev/device%d.ffs", num);
85 snprintf(args->ta_imgpath, MAXPATHLEN, "%s", image);
86 args->ta_uargs.fspec = args->ta_devpath;
87
88 res = rump_pub_etfs_register(args->ta_devpath, image, RUMP_ETFS_BLK);
89 if (res != 0) {
90 free(args);
91 return res;
92 }
93
94 *buf = args;
95 num++;
96
97 return 0;
98 }
99 __strong_alias(ffslog_fstest_newfs,ffs_fstest_newfs);
100
101 int
ffs_fstest_delfs(const atf_tc_t * tc,void * buf)102 ffs_fstest_delfs(const atf_tc_t *tc, void *buf)
103 {
104 int res;
105 struct ffstestargs *args = buf;
106
107 res = rump_pub_etfs_remove(args->ta_devpath);
108 if (res != 0) {
109 errno = res;
110 return -1;
111 }
112
113 res = unlink(args->ta_imgpath);
114 if (res != 0)
115 return res;
116
117 free(args);
118
119 return 0;
120 }
121 __strong_alias(ffslog_fstest_delfs,ffs_fstest_delfs);
122
123 int
ffs_fstest_mount(const atf_tc_t * tc,void * buf,const char * path,int flags)124 ffs_fstest_mount(const atf_tc_t *tc, void *buf, const char *path, int flags)
125 {
126 int res;
127 struct ffstestargs *args = buf;
128
129 res = rump_sys_mkdir(path, 0777);
130 if (res == -1)
131 return res;
132
133 res = rump_sys_mount(MOUNT_FFS, path, flags, &args->ta_uargs,
134 sizeof(args->ta_uargs));
135 return res;
136 }
137
138 int
ffslog_fstest_mount(const atf_tc_t * tc,void * buf,const char * path,int flags)139 ffslog_fstest_mount(const atf_tc_t *tc, void *buf, const char *path, int flags)
140 {
141
142 return ffs_fstest_mount(tc, buf, path, flags | MNT_LOG);
143 }
144
145 int
ffs_fstest_unmount(const atf_tc_t * tc,const char * path,int flags)146 ffs_fstest_unmount(const atf_tc_t *tc, const char *path, int flags)
147 {
148 int res;
149
150 res = rump_sys_unmount(path, flags);
151 if (res == -1)
152 return res;
153
154 res = rump_sys_rmdir(path);
155 return res;
156 }
157 __strong_alias(ffslog_fstest_unmount,ffs_fstest_unmount);
158