t_modcmd.c revision 1.2.2.2
1 1.2.2.2 jym /* $NetBSD: t_modcmd.c,v 1.2.2.2 2009/05/13 19:19:34 jym Exp $ */ 2 1.2.2.2 jym 3 1.2.2.2 jym /* 4 1.2.2.2 jym * Copyright (c) 2009 The NetBSD Foundation, Inc. 5 1.2.2.2 jym * All rights reserved. 6 1.2.2.2 jym * 7 1.2.2.2 jym * Redistribution and use in source and binary forms, with or without 8 1.2.2.2 jym * modification, are permitted provided that the following conditions 9 1.2.2.2 jym * are met: 10 1.2.2.2 jym * 1. Redistributions of source code must retain the above copyright 11 1.2.2.2 jym * notice, this list of conditions and the following disclaimer. 12 1.2.2.2 jym * 2. Redistributions in binary form must reproduce the above copyright 13 1.2.2.2 jym * notice, this list of conditions and the following disclaimer in the 14 1.2.2.2 jym * documentation and/or other materials provided with the distribution. 15 1.2.2.2 jym * 16 1.2.2.2 jym * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND 17 1.2.2.2 jym * CONTRIBUTORS ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, 18 1.2.2.2 jym * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 19 1.2.2.2 jym * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 20 1.2.2.2 jym * IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS BE LIABLE FOR ANY 21 1.2.2.2 jym * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22 1.2.2.2 jym * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE 23 1.2.2.2 jym * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 24 1.2.2.2 jym * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER 25 1.2.2.2 jym * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 26 1.2.2.2 jym * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN 27 1.2.2.2 jym * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 28 1.2.2.2 jym */ 29 1.2.2.2 jym 30 1.2.2.2 jym #include <sys/types.h> 31 1.2.2.2 jym #include <sys/mount.h> 32 1.2.2.2 jym 33 1.2.2.2 jym #include <rump/rump.h> 34 1.2.2.2 jym #include <rump/rump_syscalls.h> 35 1.2.2.2 jym 36 1.2.2.2 jym #include <fs/tmpfs/tmpfs_args.h> 37 1.2.2.2 jym 38 1.2.2.2 jym #include <atf-c.h> 39 1.2.2.2 jym #include <dlfcn.h> 40 1.2.2.2 jym #include <err.h> 41 1.2.2.2 jym #include <errno.h> 42 1.2.2.2 jym #include <stdio.h> 43 1.2.2.2 jym #include <stdlib.h> 44 1.2.2.2 jym #include <string.h> 45 1.2.2.2 jym #include <unistd.h> 46 1.2.2.2 jym #include <util.h> 47 1.2.2.2 jym 48 1.2.2.2 jym #include "../../h_macros.h" 49 1.2.2.2 jym 50 1.2.2.2 jym /* 51 1.2.2.2 jym * We verify that modules can be loaded and unloaded. 52 1.2.2.2 jym * tmpfs was chosen because it does not depend on an image. 53 1.2.2.2 jym */ 54 1.2.2.2 jym 55 1.2.2.2 jym ATF_TC(cmsg_modcmd); 56 1.2.2.2 jym ATF_TC_HEAD(cmsg_modcmd, tc) 57 1.2.2.2 jym { 58 1.2.2.2 jym atf_tc_set_md_var(tc, "descr", "Checks that loading and unloading " 59 1.2.2.2 jym "a module (vfs/tmpfs) is possible"); 60 1.2.2.2 jym } 61 1.2.2.2 jym 62 1.2.2.2 jym #define TMPFSMODULE "librumpfs_tmpfs.so" 63 1.2.2.2 jym ATF_TC_BODY(cmsg_modcmd, tc) 64 1.2.2.2 jym { 65 1.2.2.2 jym struct tmpfs_args args; 66 1.2.2.2 jym struct modinfo **mi; 67 1.2.2.2 jym void *handle; 68 1.2.2.2 jym int rv; 69 1.2.2.2 jym 70 1.2.2.2 jym rump_init(); 71 1.2.2.2 jym memset(&args, 0, sizeof(args)); 72 1.2.2.2 jym args.ta_version = TMPFS_ARGS_VERSION; 73 1.2.2.2 jym args.ta_root_mode = 0777; 74 1.2.2.2 jym 75 1.2.2.2 jym if (rump_sys_mkdir("/mp", 0777) == -1) 76 1.2.2.2 jym atf_tc_fail_errno("mkdir mountpoint"); 77 1.2.2.2 jym if (rump_sys_mount(MOUNT_TMPFS, "/mp", 0, &args, sizeof(args)) != -1) 78 1.2.2.2 jym atf_tc_fail("mount unexpectedly succeeded"); 79 1.2.2.2 jym 80 1.2.2.2 jym handle = dlopen(TMPFSMODULE, RTLD_GLOBAL); 81 1.2.2.2 jym if (handle == NULL) { 82 1.2.2.2 jym const char *dlmsg = dlerror(); 83 1.2.2.2 jym atf_tc_fail("cannot open %s: %s", TMPFSMODULE, dlmsg); 84 1.2.2.2 jym } 85 1.2.2.2 jym mi = dlsym(handle, "__start_link_set_modules"); 86 1.2.2.2 jym if (mi == NULL) 87 1.2.2.2 jym atf_tc_fail("cannot find module info"); 88 1.2.2.2 jym if ((rv = rump_module_init(*mi, NULL)) != 0) 89 1.2.2.2 jym atf_tc_fail("module init failed: %d (%s)", rv, strerror(rv)); 90 1.2.2.2 jym 91 1.2.2.2 jym if (rump_sys_mount(MOUNT_TMPFS, "/mp", 0, &args, sizeof(args)) == -1) 92 1.2.2.2 jym atf_tc_fail_errno("still cannot mount"); 93 1.2.2.2 jym if (rump_sys_unmount("/mp", 0) == -1) 94 1.2.2.2 jym atf_tc_fail("cannot unmount"); 95 1.2.2.2 jym if ((rv = rump_module_fini(*mi)) != 0) 96 1.2.2.2 jym atf_tc_fail("module fini failed: %d (%s)", rv, strerror(rv)); 97 1.2.2.2 jym if (dlclose(handle)) { 98 1.2.2.2 jym const char *dlmsg = dlerror(); 99 1.2.2.2 jym atf_tc_fail("cannot close %s: %s", TMPFSMODULE, dlmsg); 100 1.2.2.2 jym } 101 1.2.2.2 jym 102 1.2.2.2 jym if (rump_sys_mount(MOUNT_TMPFS, "/mp", 0, &args, sizeof(args)) != -1) 103 1.2.2.2 jym atf_tc_fail("mount unexpectedly succeeded"); 104 1.2.2.2 jym } 105 1.2.2.2 jym 106 1.2.2.2 jym ATF_TP_ADD_TCS(tp) 107 1.2.2.2 jym { 108 1.2.2.2 jym ATF_TP_ADD_TC(tp, cmsg_modcmd); 109 1.2.2.2 jym } 110
Indexes created Tue Sep 30 11:09:46 GMT 2025