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 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 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 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 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 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