tests/fs/common/fstest_ffs.c

   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
  49 struct ffstestargs {
  50         struct ufs_args ta_uargs;
  51         char ta_devpath[MAXPATHLEN];
  52         char ta_imgpath[MAXPATHLEN];
  53 };
  54
  55 int
  56 ffs_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
 100 int
 101 ffs_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
 122 int
 123 ffs_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
 137 int
 138 ffslog_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
 144 int
 145 ffs_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);