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      1 # $NetBSD: t_extattr.sh,v 1.6 2025/04/19 02:07:43 rin Exp $
      2 #
      3 #  Copyright (c) 2021 The NetBSD Foundation, Inc.
      4 #  All rights reserved.
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      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
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     22 #  INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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     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 VND=vnd0
     29 BDEV=/dev/${VND}
     30 CDEV=/dev/r${VND}
     31 IMG=fsimage
     32 MNT=mnt
     33 
     34 atf_test_case fsck_extattr_enable cleanup
     35 atf_test_case fsck_extattr_enable_corrupted cleanup
     36 atf_test_case fsck_extattr_disable cleanup
     37 
     38 cleanup()
     39 {
     40 	echo in cleanup
     41 	umount -f "${MNT}" > /dev/null 2>&1 || true
     42 	vnconfig -u "${VND}" > /dev/null 2>&1 || true
     43 }
     44 
     45 fsck_extattr_enable_head()
     46 {
     47 	atf_set "descr" "Checks fsck_ffs enabling extattrs"
     48 	atf_set "require.user" "root";
     49 }
     50 
     51 fsck_extattr_enable_body()
     52 {
     53 	if [ $(uname -p) = vax ]; then
     54 		atf_skip "port-vax/59287 vnd(4) can cause kernel crash"
     55 	fi
     56 
     57 	atf_check mkdir -p "${MNT}"
     58 
     59 	atf_check -o ignore newfs -O2 -s 4m -F "${IMG}"
     60 	atf_check vnconfig "${VND}" "${IMG}"
     61 
     62 	# Verify that extattrs are disabled.
     63 	atf_check -o ignore -e 'match:POSIX1e ACLs not supported by this fs' \
     64 		tunefs -p enable "${CDEV}"
     65 	atf_check mount -t ffs "${BDEV}" "${MNT}"
     66 	atf_check touch "${MNT}/file"
     67 	atf_check -s exit:1 -e ignore setextattr user name1 value1 "${MNT}/file"
     68 	atf_check umount "${MNT}"
     69 
     70 	# Enable extattrs.
     71 	atf_check -o 'match:ENABLING EXTATTR SUPPORT' \
     72 		fsck_ffs -c ea "${CDEV}"
     73 
     74 	# Verify that extattrs are now enabled.
     75 	atf_check -o 'match:POSIX1e ACLs set' -e ignore \
     76 		tunefs -p enable "${CDEV}"
     77 	atf_check mount -t ffs "${BDEV}" "${MNT}"
     78 	atf_check touch "${MNT}/file"
     79 	atf_check setextattr user testname testvalue "${MNT}/file"
     80 	atf_check -o 'match:testvalue' getextattr user testname "${MNT}/file"
     81 	atf_check umount "${MNT}"
     82 	atf_check vnconfig -u "${VND}"
     83 }
     84 
     85 fsck_extattr_enable_cleanup()
     86 {
     87 	cleanup
     88 }
     89 
     90 fsck_extattr_enable_corrupted_head()
     91 {
     92 	atf_set "descr" "Checks fsck_ffs enabling extattrs with corruption"
     93 	atf_set "require.user" "root";
     94 }
     95 
     96 fsck_extattr_enable_corrupted_body()
     97 {
     98 	if [ $(uname -p) = vax ]; then
     99 		atf_skip "port-vax/59287 vnd(4) can cause kernel crash"
    100 	fi
    101 
    102 	atf_check mkdir -p "${MNT}"
    103 
    104 	# Create an fs with extattrs enabled and set an extattr on the test file.
    105 	atf_check -o ignore newfs -O2ea -b 8k -f 1k -s 4m -F "${IMG}"
    106 	atf_check vnconfig "${VND}" "${IMG}"
    107 
    108 	atf_check mount -t ffs "${BDEV}" "${MNT}"
    109 	atf_check touch "${MNT}/file"
    110 	atf_check setextattr user testname testvalue "${MNT}/file"
    111 	atf_check -o 'match:testvalue' getextattr user testname "${MNT}/file"
    112 	atf_check umount "${MNT}"
    113 
    114 	# Find the location and size of the extattr block.
    115 	extb0=$(printf 'cd file\niptrs\n' |
    116 		fsdb -n "$CDEV" |
    117 		grep 'di_extb 0' |
    118 		awk '{print $3}')
    119 	extsize=$(printf 'cd file\n' |
    120 		fsdb -n "$CDEV" |
    121 		grep EXTSIZE |
    122 		tail -n 1 |
    123 		awk '{print $4}' |
    124 		sed 's,.*=,,')
    125 	atf_check [ "$extb0" != 0 ]
    126 	atf_check [ "$extsize" != 0 ]
    127 
    128 	# Recreate the fs with extattrs disabled and set the extattr block
    129 	# size/location of the new test file to the same values as the old
    130 	# test file.  This simulates extattrs having been created in a
    131 	# UFS2-non-ea file system before UFS2ea was invented.
    132 	atf_check -o ignore newfs -O2 -b 8k -f 1k -s 4m -F "${IMG}"
    133 	atf_check mount -t ffs "${BDEV}" "${MNT}"
    134 	atf_check touch "${MNT}/file"
    135 	atf_check umount "${MNT}"
    136 	printf "cd file\nchextb 0 $extb0\n" | fsdb -N "$CDEV"
    137 	printf "cd file\nchextsize $extsize\n" | fsdb -N "$CDEV"
    138 
    139 	# Convert to enable extattrs.
    140 	atf_check -o 'match:CLEAR EXTATTR FIELDS' \
    141 		  -o 'match:ENABLING EXTATTR SUPPORT' \
    142 		  fsck_ffs -y -c ea "${CDEV}"
    143 
    144 	# Verify that the test file does not have the extattr.
    145 	atf_check -o ignore fsck_ffs -n "${CDEV}"
    146 	atf_check mount -t ffs "${BDEV}" "${MNT}"
    147 	atf_check -s exit:1 -e 'match:Attribute not found' \
    148 		  getextattr user testname "${MNT}/file"
    149 	atf_check umount "${MNT}"
    150 	atf_check vnconfig -u "${VND}"
    151 }
    152 
    153 fsck_extattr_enable_corrupted_cleanup()
    154 {
    155 	cleanup
    156 }
    157 
    158 fsck_extattr_disable_head()
    159 {
    160 	atf_set "descr" "Checks fsck_ffs disabling extattrs"
    161 	atf_set "require.user" "root";
    162 }
    163 
    164 fsck_extattr_disable_body()
    165 {
    166 	if [ $(uname -p) = vax ]; then
    167 		atf_skip "port-vax/59287 vnd(4) can cause kernel crash"
    168 	fi
    169 
    170 	atf_check mkdir -p "${MNT}"
    171 
    172 	# Create an fs with extattrs enabled and set an extattr on the test file.
    173 	atf_check -o ignore newfs -O2ea -b 8k -f 1k -s 4m -F "${IMG}"
    174 	atf_check vnconfig "${VND}" "${IMG}"
    175 
    176 	atf_check mount -t ffs "${BDEV}" "${MNT}"
    177 	atf_check touch "${MNT}/file"
    178 	atf_check setextattr user testname testvalue "${MNT}/file"
    179 	atf_check -o 'match:testvalue' getextattr user testname "${MNT}/file"
    180 	atf_check umount "${MNT}"
    181 
    182 	# Convert to disable extattrs.
    183 	atf_check -o 'match:CLEAR EXTATTR FIELDS' \
    184 		  -o 'match:DISABLING EXTATTR SUPPORT' \
    185 		  fsck_ffs -y -c no-ea "${CDEV}"
    186 
    187 	# Verify that the test file does not have the test extattr.
    188 	atf_check -o ignore fsck_ffs -n "${CDEV}"
    189 	atf_check mount -t ffs "${BDEV}" "${MNT}"
    190 	atf_check -s exit:1 \
    191 	    -e 'match:getextattr: mnt/file: failed: Operation not supported' \
    192 		  getextattr user testname "${MNT}/file"
    193 	atf_check umount "${MNT}"
    194 
    195 	# Convert to enable extattrs again.
    196 	atf_check -o 'match:ENABLING EXTATTR SUPPORT' \
    197 		  fsck_ffs -y -c ea ${CDEV}
    198 
    199 	# Verify that the test extattr is still gone.
    200 	atf_check -o ignore fsck_ffs -n "${CDEV}"
    201 	atf_check mount -t ffs "${BDEV}" "${MNT}"
    202 	atf_check -s exit:1 -e 'match:Attribute not found' \
    203 		  getextattr user testname "${MNT}/file"
    204 	atf_check umount "${MNT}"
    205 
    206 	atf_check vnconfig -u "${VND}"
    207 }
    208 
    209 fsck_extattr_disable_cleanup()
    210 {
    211 	cleanup
    212 }
    213 
    214 atf_init_test_cases()
    215 {
    216 	atf_add_test_case fsck_extattr_enable
    217 	atf_add_test_case fsck_extattr_enable_corrupted
    218 	atf_add_test_case fsck_extattr_disable
    219 }
    220