1# $NetBSD: t_psshfs.sh,v 1.4 2011/02/11 13:19:46 pooka Exp $ 2# 3# Copyright (c) 2007, 2008 The NetBSD Foundation, Inc. 4# All rights reserved. 5# 6# Redistribution and use in source and binary forms, with or without 7# modification, are permitted provided that the following conditions 8# are met: 9# 1. Redistributions of source code must retain the above copyright 10# notice, this list of conditions and the following disclaimer. 11# 2. Redistributions in binary form must reproduce the above copyright 12# notice, this list of conditions and the following disclaimer in the 13# documentation and/or other materials provided with the distribution. 14# 15# THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 16# ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 17# TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 18# PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 19# BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 20# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 21# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 22# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 23# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 24# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 25# POSSIBILITY OF SUCH DAMAGE. 26# 27 28# ------------------------------------------------------------------------- 29# Auxiliary functions. 30# ------------------------------------------------------------------------- 31 32# 33# Skips the calling test case if puffs is not supported in the kernel 34# or if the calling user does not have the necessary permissions to mount 35# file systems. 36# 37require_puffs() { 38 case "$($(atf_get_srcdir)/h_have_puffs)" in 39 eacces) 40 atf_skip "Cannot open /dev/puffs for read/write access" 41 ;; 42 enxio) 43 atf_skip "puffs support not built into the kernel" 44 ;; 45 failed) 46 atf_skip "Unknown error trying to access /dev/puffs" 47 ;; 48 yes) 49 ;; 50 *) 51 atf_fail "Unknown value returned by h_have_puffs" 52 ;; 53 esac 54 55 if [ $(id -u) -ne 0 -a $(sysctl -n vfs.generic.usermount) -eq 0 ] 56 then 57 atf_skip "Regular users cannot mount file systems" \ 58 "(vfs.generic.usermount is set to 0)" 59 fi 60} 61 62# 63# Starts a SSH server and sets up the client to access it. 64# Authentication is allowed and done using an RSA key exclusively, which 65# is generated on the fly as part of the test case. 66# XXX: Ideally, all the tests in this test program should be able to share 67# the generated key, because creating it can be a very slow process on some 68# machines. 69# 70start_ssh() { 71 echo "Setting up SSH server configuration" 72 sed -e "s,@SRCDIR@,$(atf_get_srcdir),g" -e "s,@WORKDIR@,$(pwd),g" \ 73 $(atf_get_srcdir)/sshd_config.in >sshd_config || \ 74 atf_fail "Failed to create sshd_config" 75 atf_check -s eq:0 -o empty -e empty cp /usr/libexec/sftp-server . 76 atf_check -s eq:0 -o empty -e empty \ 77 cp $(atf_get_srcdir)/ssh_host_key . 78 atf_check -s eq:0 -o empty -e empty \ 79 cp $(atf_get_srcdir)/ssh_host_key.pub . 80 atf_check -s eq:0 -o empty -e empty chmod 400 ssh_host_key 81 atf_check -s eq:0 -o empty -e empty chmod 444 ssh_host_key.pub 82 83 /usr/sbin/sshd -e -f ./sshd_config >sshd.log 2>&1 & 84 while [ ! -f sshd.pid ]; do 85 sleep 0.01 86 done 87 echo "SSH server started (pid $(cat sshd.pid))" 88 89 echo "Setting up SSH client configuration" 90 atf_check -s eq:0 -o empty -e empty \ 91 ssh-keygen -f ssh_user_key -t rsa -b 1024 -N "" -q 92 atf_check -s eq:0 -o empty -e empty \ 93 cp ssh_user_key.pub authorized_keys 94 echo "[localhost]:10000,[127.0.0.1]:10000,[::1]:10000" \ 95 "$(cat $(atf_get_srcdir)/ssh_host_key.pub)" >known_hosts || \ 96 atf_fail "Failed to create known_hosts" 97 atf_check -s eq:0 -o empty -e empty chmod 600 authorized_keys 98 sed -e "s,@SRCDIR@,$(atf_get_srcdir),g" -e "s,@WORKDIR@,$(pwd),g" \ 99 $(atf_get_srcdir)/ssh_config.in >ssh_config || \ 100 atf_fail "Failed to create ssh_config" 101} 102 103# 104# Stops the SSH server spawned by start_ssh and prints diagnosis data. 105# 106stop_ssh() { 107 if [ -f sshd.pid ]; then 108 echo "Stopping SSH server (pid $(cat sshd.pid))" 109 kill $(cat sshd.pid) 110 fi 111 if [ -f sshd.log ]; then 112 echo "Server output was:" 113 sed -e 's,^, ,' sshd.log 114 fi 115} 116 117# 118# Mounts the given source directory on the target directory using psshfs. 119# Both directories are supposed to live on the current directory. 120# 121mount_psshfs() { 122 atf_check -s eq:0 -o empty -e empty \ 123 mount -t psshfs -o -F=$(pwd)/ssh_config localhost:$(pwd)/${1} ${2} 124} 125 126# ------------------------------------------------------------------------- 127# The test cases. 128# ------------------------------------------------------------------------- 129 130atf_test_case inode_nos cleanup 131inode_nos_head() { 132 atf_set "descr" "Checks that different files get different inode" \ 133 "numbers" 134} 135inode_nos_body() { 136 require_puffs 137 138 start_ssh 139 140 mkdir root 141 mkdir root/dir 142 touch root/dir/file1 143 touch root/dir/file2 144 touch root/file3 145 touch root/file4 146 147 cat >ne_inodes.sh <<EOF 148#! $(atf-config -t atf_shell) 149# 150# Compares the inodes of the two given files and returns true if they are 151# different; false otherwise. 152# 153test \$(stat -f %i \${1}) -ne \$(stat -f %i \${2}) 154EOF 155 chmod +x ne_inodes.sh 156 157 mkdir mnt 158 mount_psshfs root mnt 159 atf_check -s eq:0 -o empty -e empty \ 160 ./ne_inodes.sh root/dir root/dir/file1 161 atf_check -s eq:0 -o empty -e empty \ 162 ./ne_inodes.sh root/dir root/dir/file2 163 atf_check -s eq:0 -o empty -e empty \ 164 ./ne_inodes.sh root/dir/file1 root/dir/file2 165 atf_check -s eq:0 -o empty -e empty \ 166 ./ne_inodes.sh root/file3 root/file4 167} 168inode_nos_cleanup() { 169 umount mnt 170 stop_ssh 171} 172 173atf_test_case pwd cleanup 174pwd_head() { 175 atf_set "descr" "Checks that pwd works correctly" 176} 177pwd_body() { 178 require_puffs 179 180 start_ssh 181 182 mkdir root 183 mkdir root/dir 184 185 mkdir mnt 186 atf_check -s eq:0 -o save:stdout -e empty \ 187 -x 'echo $(cd mnt && /bin/pwd)/dir' 188 mv stdout expout 189 mount_psshfs root mnt 190 atf_check -s eq:0 -o file:expout -e empty \ 191 -x 'cd mnt/dir && ls .. >/dev/null && /bin/pwd' 192} 193pwd_cleanup() { 194 umount mnt 195 stop_ssh 196} 197 198atf_test_case ls cleanup 199ls_head() { 200 atf_set "descr" "Uses ls, attempts to exercise puffs_cc" 201} 202ls_body() { 203 require_puffs 204 205 start_ssh 206 207 mkdir mnt 208 mkdir root 209 mkdir root/dir 210 touch root/dir/file1 211 touch root/dir/file2 212 touch root/file3 213 touch root/file4 214 215 mount_psshfs root mnt 216 217 ls -l mnt & 218 219 IFS=' ' 220lsout='dir 221file3 222file4 223 224mnt/dir: 225file1 226file2 227' 228 atf_check -s exit:0 -o inline:"$lsout" ls -R mnt 229} 230ls_cleanup() { 231 umount mnt 232 stop_ssh 233} 234 235# ------------------------------------------------------------------------- 236# Initialization. 237# ------------------------------------------------------------------------- 238 239atf_init_test_cases() { 240 atf_add_test_case inode_nos 241 atf_add_test_case pwd 242 atf_add_test_case ls 243} 244