1 /* $NetBSD: fstest_lfs.c,v 1.4 2010/07/30 16:15:05 pooka 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 <pthread.h> 37 #include <semaphore.h> 38 #include <stdio.h> 39 #include <stdlib.h> 40 #include <string.h> 41 #include <unistd.h> 42 43 #include <ufs/ufs/ufsmount.h> 44 45 #include <rump/rump.h> 46 #include <rump/rump_syscalls.h> 47 48 #include "h_fsmacros.h" 49 #include "mount_lfs.h" 50 51 sem_t lfs_clearnerloop; 52 53 struct lfstestargs { 54 struct ufs_args ta_uargs; 55 pthread_t ta_cleanerthread; 56 sem_t ta_cleanerloop; 57 char ta_devpath[MAXPATHLEN]; 58 char ta_imgpath[MAXPATHLEN]; 59 char ta_mntpath[MAXPATHLEN]; 60 char ta_hostpath[MAXPATHLEN]; 61 }; 62 63 int 64 lfs_fstest_newfs(const atf_tc_t *tc, void **buf, const char *image, off_t size, 65 void *fspriv) 66 { 67 char cmd[1024]; 68 int res; 69 static unsigned int num = 0; 70 struct lfstestargs *args; 71 72 size /= 512; 73 snprintf(cmd, 1024, "newfs_lfs -D -F -s %"PRId64" ./%s >/dev/null", 74 size, image); 75 res = system(cmd); 76 if (res != 0) 77 return res; 78 79 res = rump_init(); 80 if (res != 0) 81 return res; 82 83 args = calloc(1, sizeof(*args)); 84 if (args == NULL) 85 return -1; 86 87 strcpy(args->ta_hostpath, image); 88 snprintf(args->ta_devpath, MAXPATHLEN, "/dev/device%d.lfs", num); 89 snprintf(args->ta_imgpath, MAXPATHLEN, "%s", image); 90 args->ta_uargs.fspec = args->ta_devpath; 91 sem_init(&args->ta_cleanerloop, 0, 0); 92 93 res = rump_pub_etfs_register(args->ta_devpath, image, RUMP_ETFS_BLK); 94 if (res != 0) { 95 free(args); 96 return res; 97 } 98 99 *buf = args; 100 num++; 101 102 return 0; 103 } 104 105 int 106 lfs_fstest_delfs(const atf_tc_t *tc, void *buf) 107 { 108 int res; 109 struct lfstestargs *args = buf; 110 111 res = rump_pub_etfs_remove(args->ta_devpath); 112 if (res != 0) 113 return res; 114 115 res = unlink(args->ta_imgpath); 116 if (res != 0) 117 return res; 118 119 pthread_join(args->ta_cleanerthread, NULL); 120 free(args); 121 122 return 0; 123 } 124 125 static void * 126 cleaner(void *arg) 127 { 128 char thepath[MAXPATHLEN]; 129 struct lfstestargs *args = arg; 130 const char *the_argv[7]; 131 char buf[64]; 132 133 /* this inspired by the cleaner code. fixme */ 134 sprintf(thepath, "/dev/r%s", args->ta_devpath+5); 135 rump_pub_etfs_register(thepath, args->ta_hostpath, RUMP_ETFS_CHR); 136 sprintf(buf, "%p", &args->ta_cleanerloop); 137 138 the_argv[0] = "megamaid"; 139 the_argv[1] = "-D"; /* don't fork() & detach */ 140 the_argv[2] = "-S"; 141 the_argv[3] = buf; 142 the_argv[4] = args->ta_mntpath; 143 the_argv[5] = NULL; 144 145 /* xxxatf */ 146 optind = 1; 147 opterr = 1; 148 149 lfs_cleaner_main(5, __UNCONST(the_argv)); 150 151 return NULL; 152 } 153 154 int 155 lfs_fstest_mount(const atf_tc_t *tc, void *buf, const char *path, int flags) 156 { 157 struct lfstestargs *args = buf; 158 int res; 159 160 res = rump_sys_mkdir(path, 0777); 161 if (res == -1) 162 return res; 163 164 res = rump_sys_mount(MOUNT_LFS, path, flags, &args->ta_uargs, 165 sizeof(args->ta_uargs)); 166 if (res == -1) 167 return res; 168 169 strcpy(args->ta_mntpath, path); 170 res = pthread_create(&args->ta_cleanerthread, NULL, cleaner, args); 171 if (res) 172 return res; 173 174 /* wait for cleaner to initialize */ 175 sem_wait(&args->ta_cleanerloop); 176 177 return 0; 178 } 179 180 int 181 lfs_fstest_unmount(const atf_tc_t *tc, const char *path, int flags) 182 { 183 int res; 184 185 res = rump_sys_unmount(path, flags); 186 if (res == -1) { 187 return res; 188 } 189 190 res = rump_sys_rmdir(path); 191 return res; 192 } 193