1 2# Common settings and functions for the various resize_ffs tests. 3# 4 5# called from atf_init_test_cases 6setupvars() 7{ 8 IMG=fsimage 9 TDBASE64=$(atf_get_srcdir)/testdata.tar.gz.base64 10 GOODMD5=$(atf_get_srcdir)/testdata.md5 11 # set BYTESWAP to opposite-endian. 12 if [ $(sysctl -n hw.byteorder) = "1234" ]; then 13 BYTESWAP=be 14 else 15 BYTESWAP=le 16 fi 17} 18 19# test_case() taken from the tests/ipf/h_common.sh 20# Used to declare the atf goop for a test. 21test_case() 22{ 23 local name="${1}"; shift 24 local check_function="${1}"; shift 25 26 atf_test_case "${name}" cleanup 27 eval "${name}_head() { \ 28 atf_set "require.user" "root" ; \ 29 atf_set "require.progs" "rump_ffs" ; \ 30 }" 31 eval "${name}_body() { \ 32 ${check_function} " "${@}" "; \ 33 }" 34 eval "${name}_cleanup() { \ 35 umount -f mnt ; \ 36 : reset error ; \ 37 }" 38} 39 40# Used to declare the atf goop for a test expected to fail. 41test_case_xfail() 42{ 43 local name="${1}"; shift 44 local reason="${1}"; shift 45 local check_function="${1}"; shift 46 47 atf_test_case "${name}" cleanup 48 eval "${name}_head() { \ 49 atf_set "require.user" "root" ; \ 50 }" 51 eval "${name}_body() { \ 52 atf_expect_fail "${reason}" ; \ 53 ${check_function} " "${@}" "; \ 54 }" 55 eval "${name}_cleanup() { \ 56 umount -f mnt ; \ 57 : reset error ; \ 58 }" 59} 60 61# copy_data requires the mount already done; makes one copy of the test data 62copy_data () 63{ 64 uudecode -p ${TDBASE64} | (cd mnt; tar xzf - -s/testdata/TD$1/) 65} 66 67copy_multiple () 68{ 69 local i 70 for i in $(seq $1); do 71 copy_data $i 72 done 73} 74 75# remove_data removes one directory worth of test data; the purpose 76# is to ensure data exists near the end of the fs under test. 77remove_data () 78{ 79 rm -rf mnt/TD$1 80} 81 82remove_multiple () 83{ 84 local i 85 for i in $(seq $1); do 86 remove_data $i 87 done 88} 89 90# verify that the data in a particular directory is still OK 91# generated md5 file doesn't need explicit cleanup thanks to ATF 92check_data () 93{ 94 (cd mnt/TD$1 && md5 *) > TD$1.md5 95 atf_check diff -u ${GOODMD5} TD$1.md5 96} 97 98# supply begin and end arguments 99check_data_range () 100{ 101 local i 102 for i in $(seq $1 $2); do 103 check_data $i 104 done 105} 106 107 108resize_ffs() 109{ 110 echo "in resize_ffs:" ${@} 111 local bs=$1 112 local fragsz=$2 113 local osize=$3 114 local nsize=$4 115 local fslevel=$5 116 local numdata=$6 117 local swap=$7 118 local avail=$( df -m . | awk '{if (int($4) > 0) print $4}' ) 119 # convert MB size to blocks 120 avail=$(( $avail \* 2 \* 1024 )) 121 if [ $avail -lt $osize ] || [ $avail -lt $nsize ]; then 122 atf_skip "not enough free space in working directory" 123 fi 124 mkdir -p mnt 125 echo "bs is ${bs} numdata is ${numdata}" 126 echo "****resizing fs with blocksize ${bs}" 127 128 # we want no more than 16K/inode to allow test files to copy. 129 local fpi=$((fragsz * 4)) 130 local i 131 if [ $fpi -gt 16384 ]; then 132 i="-i 16384" 133 fi 134 if [ x$swap != x ]; then 135 newfs -B ${BYTESWAP} -O${fslevel} -b ${bs} -f ${fragsz} \ 136 -s ${osize} ${i} -F ${IMG} 137 else 138 newfs -O${fslevel} -b ${bs} -f ${fragsz} -s ${osize} ${i} \ 139 -F ${IMG} 140 fi 141 142 # we're specifying relative paths, so rump_ffs warns - ignore. 143 if ! rump_ffs ${IMG} mnt >/dev/null 2>S.Err 144 then 145 if grep 'puffs_daemon: Operation not supported by device' S.Err >/dev/null 146 then 147 atf_skip 'No PUFFS available in kernel' 148 else 149 atf_fail "rump_ffs mount failed: $(tail -r S.Err | 150 sed -e '/^$/d' -e p -e q )" 151 fi 152 fi 153 154 copy_multiple ${numdata} 155 156 if [ ${nsize} -lt ${osize} ]; then 157 # how much data to remove so fs can be shrunk 158 local remove=$((numdata-numdata*nsize/osize)) 159 local dataleft=$((numdata-remove)) 160 echo remove is $remove dataleft is $dataleft 161 remove_multiple ${remove} 162 fi 163 164 umount mnt 165 # Check that resize needed 166 atf_check -s exit:0 -o ignore resize_ffs -c -y -s ${nsize} ${IMG} 167 atf_check -s exit:0 -o ignore resize_ffs -y -s ${nsize} ${IMG} 168 atf_check -s exit:0 -o ignore fsck_ffs -f -n -F ${IMG} 169 atf_check -s exit:0 -e ignore rump_ffs ${IMG} mnt 170 if [ ${nsize} -lt ${osize} ]; then 171 check_data_range $((remove + 1)) ${numdata} 172 else 173 # checking everything because we don't delete on grow 174 check_data_range 1 ${numdata} 175 fi 176 # Check that no resize needed 177 atf_check -s exit:1 -o ignore resize_ffs -c -y -s ${nsize} ${IMG} 178 umount mnt 179} 180