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      1 # $NetBSD: t_mkdir.sh,v 1.9 2024/04/28 07:27:41 rillig 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 exit:1 -o empty -e empty test -d a
     43 	atf_check -s exit:0 -o empty -e empty mkdir a
     44 	atf_check -s exit: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 exit:1 -o empty -e empty test -d ${d}
     63 		atf_check -s exit:0 -o empty -e empty mkdir ${d}
     64 		atf_check -s exit:0 -o empty -e empty test -d ${d}
     65 	done
     66 	eval $(stat -s ${Mount_Point})
     67 	[ ${st_nlink} = 102 ] || atf_fail "Link count is not 102"
     68 
     69 	test_unmount
     70 }
     71 
     72 atf_test_case nested
     73 nested_head() {
     74 	atf_set "descr" "Checks if nested directories can be created"
     75 	atf_set "require.user" "root"
     76 }
     77 nested_body() {
     78 	test_mount
     79 
     80 	atf_check -s exit:1 -o empty -e empty test -d a/b/c/d/e
     81 	atf_check -s exit:0 -o empty -e empty mkdir -p a/b/c/d/e
     82 	atf_check -s exit:0 -o empty -e empty test -d a/b/c/d/e
     83 
     84 	test_unmount
     85 }
     86 
     87 atf_test_case attrs
     88 attrs_head() {
     89 	atf_set "descr" "Checks that new directories get the proper" \
     90 	                "attributes (owner and group)"
     91 	atf_set "require.config" "unprivileged-user"
     92 	atf_set "require.user" "root"
     93 }
     94 attrs_body() {
     95 	user=$(atf_config_get unprivileged-user)
     96 	# Allow the unprivileged user to access the work directory.
     97 	chown ${user} .
     98 
     99 	test_mount
    100 
    101 	atf_check -s exit:0 -o empty -e empty mkdir b c
    102 
    103 	atf_check -s exit:0 -o empty -e empty chown ${user}:0 b
    104 	eval $(stat -s b)
    105 	[ ${st_uid} -eq $(id -u ${user}) ] || atf_fail "Incorrect owner"
    106 	[ ${st_gid} -eq 0 ] || atf_fail "Incorrect group"
    107 
    108 	atf_check -s exit:0 -o empty -e empty chown ${user}:100 c
    109 	eval $(stat -s c)
    110 	[ ${st_uid} -eq $(id -u ${user}) ] || atf_fail "Incorrect owner"
    111 	[ ${st_gid} -eq 100 ] || atf_fail "Incorrect group"
    112 
    113 	atf_check -s exit:0 -o empty -e empty su -m ${user} -c 'mkdir b/a'
    114 	eval $(stat -s b/a)
    115 	[ ${st_uid} -eq $(id -u ${user}) ] || atf_fail "Incorrect owner"
    116 	[ ${st_gid} -eq 0 ] || atf_fail "Incorrect group"
    117 
    118 	atf_check -s exit:0 -o empty -e empty su -m ${user} -c 'mkdir c/a'
    119 	eval $(stat -s c/a)
    120 	[ ${st_uid} -eq $(id -u ${user}) ] || atf_fail "Incorrect owner"
    121 	[ ${st_gid} -eq 100 ] || atf_fail "Incorrect group"
    122 
    123 	test_unmount
    124 }
    125 
    126 atf_test_case kqueue
    127 kqueue_head() {
    128 	atf_set "descr" "Creates a directory and checks the kqueue events" \
    129 	                "raised"
    130 	atf_set "require.user" "root"
    131 }
    132 kqueue_body() {
    133 	test_mount
    134 
    135 	atf_check -s exit:0 -o empty -e empty mkdir dir
    136 	echo 'mkdir dir/a' | kqueue_monitor 2 dir
    137 
    138 	# Creating a directory raises NOTE_LINK on the parent directory
    139 	kqueue_check dir NOTE_LINK
    140 
    141 	# Creating a directory raises NOTE_WRITE on the parent directory
    142 	kqueue_check dir NOTE_WRITE
    143 
    144 	atf_check -s exit:0 -o empty -e empty rmdir dir/a
    145 	atf_check -s exit:0 -o empty -e empty rmdir dir
    146 
    147 	test_unmount
    148 }
    149 
    150 atf_init_test_cases() {
    151 	. $(atf_get_srcdir)/../h_funcs.subr
    152 	. $(atf_get_srcdir)/h_funcs.subr
    153 
    154 	atf_add_test_case single
    155 	atf_add_test_case many
    156 	atf_add_test_case nested
    157 	atf_add_test_case attrs
    158 	atf_add_test_case kqueue
    159 }
    160