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); 157