tests/fs/tmpfs/t_mkdir.sh

   1 # $NetBSD: t_mkdir.sh,v 1.2 2008/04/30 13:11:00 martin Exp $
   2 #
   3 # Copyright (c) 2005, 2006, 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 # Verifies that mkdir works by creating some nested directories.  It also
  30 # checks, in part, the lookup operation.
  31 #
  32
  33 atf_test_case single
  34 single_head() {
  35         atf_set "descr" "Creates a single directory and checks the" \
  36                         "mount point's hard link count"
  37         atf_set "require.user" "root"
  38 }
  39 single_body() {
  40         test_mount
  41
  42         atf_check -s eq:1 -o empty -e empty test -d a
  43         atf_check -s eq:0 -o empty -e empty mkdir a
  44         atf_check -s eq:0 -o empty -e empty test -d a
  45         test -d a
  46         eval $(stat -s ${Mount_Point})
  47         [ ${st_nlink} = 3 ] || atf_fail "Link count is not 3"
  48
  49         test_unmount
  50 }
  51
  52 atf_test_case many
  53 many_head() {
  54         atf_set "descr" "Creates multiple directories and checks the" \
  55                         "mount point's hard link count"
  56         atf_set "require.user" "root"
  57 }
  58 many_body() {
  59         test_mount
  60
  61         for d in $(jot 100); do
  62                 atf_check -s eq:1 -o empty -e empty test -d ${d}
  63                 atf_check -s eq:0 -o empty -e empty mkdir ${d}
  64                 atf_check -s eq:0 -o empty -e empty test -d ${d}
  65         done
  66         eval $(stat -s ${Mount_Point})
  67         [ ${st_nlink} = 102 ] || atf_fail "Link count is not 102"
  68
  69         test_unmount
  70 }
  71
  72 atf_test_case nested
  73 nested_head() {
  74         atf_set "descr" "Checks if nested directories can be created"
  75         atf_set "require.user" "root"
  76 }
  77 nested_body() {
  78         test_mount
  79
  80         atf_check -s eq:1 -o empty -e empty test -d a/b/c/d/e
  81         atf_check -s eq:0 -o empty -e empty mkdir -p a/b/c/d/e
  82         atf_check -s eq:0 -o empty -e empty test -d a/b/c/d/e
  83
  84         test_unmount
  85 }
  86
  87 atf_test_case attrs
  88 attrs_head() {
  89         atf_set "descr" "Checks that new directories get the proper" \
  90                         "attributes (owner and group)"
  91         atf_set "require.config" "unprivileged-user"
  92         atf_set "require.user" "root"
  93 }
  94 attrs_body() {
  95         # Allow the unprivileged user to access the work directory.
  96         chmod 711 .
  97
  98         test_mount
  99
 100         user=$(atf_config_get unprivileged-user)
 101
 102         atf_check -s eq:0 -o empty -e empty mkdir b c
 103
 104         atf_check -s eq:0 -o empty -e empty chown ${user}:0 b
 105         eval $(stat -s b)
 106         [ ${st_uid} -eq $(id -u ${user}) ] || atf_fail "Incorrect owner"
 107         [ ${st_gid} -eq 0 ] || atf_fail "Incorrect group"
 108
 109         atf_check -s eq:0 -o empty -e empty chown ${user}:100 c
 110         eval $(stat -s c)
 111         [ ${st_uid} -eq $(id -u ${user}) ] || atf_fail "Incorrect owner"
 112         [ ${st_gid} -eq 100 ] || atf_fail "Incorrect group"
 113
 114         su ${user} -c 'mkdir b/a'
 115         eval $(stat -s b/a)
 116         [ ${st_uid} -eq $(id -u ${user}) ] || atf_fail "Incorrect owner"
 117         [ ${st_gid} -eq 0 ] || atf_fail "Incorrect group"
 118
 119         su ${user} -c 'mkdir c/a'
 120         eval $(stat -s c/a)
 121         [ ${st_uid} -eq $(id -u ${user}) ] || atf_fail "Incorrect owner"
 122         [ ${st_gid} -eq 100 ] || atf_fail "Incorrect group"
 123
 124         test_unmount
 125 }
 126
 127 atf_test_case kqueue
 128 kqueue_head() {
 129         atf_set "descr" "Creates a directory and checks the kqueue events" \
 130                         "raised"
 131         atf_set "require.user" "root"
 132 }
 133 kqueue_body() {
 134         test_mount
 135
 136         atf_check -s eq:0 -o empty -e empty mkdir dir
 137         echo 'mkdir dir/a' | kqueue_monitor 2 dir
 138
 139         # Creating a directory raises NOTE_LINK on the parent directory
 140         kqueue_check dir NOTE_LINK
 141
 142         # Creating a directory raises NOTE_WRITE on the parent directory
 143         kqueue_check dir NOTE_WRITE
 144
 145         atf_check -s eq:0 -o empty -e empty rmdir dir/a
 146         atf_check -s eq:0 -o empty -e empty rmdir dir
 147
 148         test_unmount
 149 }
 150
 151 atf_init_test_cases() {
 152         . $(atf_get_srcdir)/../h_funcs.subr
 153         . $(atf_get_srcdir)/h_funcs.subr
 154
 155         atf_add_test_case single
 156         atf_add_test_case many
 157         atf_add_test_case nested
 158         atf_add_test_case attrs
 159         atf_add_test_case kqueue
 160 }