1 #!/bin/bash 2 3 # Check if scsi_debug module was built or not 4 export kernel=$(uname -r) 5 6 ls /lib/modules/$kernel/kernel/drivers/scsi | grep scsi_debug > /dev/null 2>&1 7 if [ $? -ne 0 ]; 8 then 9 echo "scsi_debug was not built in the kernel as a module" 10 echo "Build scsi_debug as a module first before running the test" 11 fi 12 13 # Unload scsi_debug moudle if it was already loaded: 14 lsmod | grep scsi_debug > /dev/null 2>&1 15 if [ $? -eq 0 ]; 16 then 17 echo "The scsi_debug module was already loaded, unload it before test..." 18 rmmod -f scsi_debug 19 fi 20 lsmod | grep scsi_debug > /dev/null 2>&1 21 if [ $? -eq 0 ]; 22 then 23 echo "The scsi_debug module was not unloaded - unload error" 24 else 25 echo "The scsi_debug module was unloaded successfully" 26 echo "start testing..." 27 fi 28 29 orig_count=$(cat /proc/partitions | wc -l) 30 31 echo " Load the scsi_debug module..." 32 modprobe scsi_debug 33 if [ $? -ne 0 ]; 34 then 35 echo "Can't load scsi_debug modules" 36 exit 37 fi 38 39 echo "Check if scsi_debug was loaded..." 40 lsmod | grep scsi_debug > /dev/null 2>&1 41 if [ $? -eq 0 ]; 42 then 43 echo "scsi_debug module was loaded successfully" 44 else 45 echo "scsi_debug module was not loaded" 46 exit 47 fi 48 49 50 echo "Remove the scsi_debug device..." 51 dev_name=$(ls /proc/scsi/scsi_debug) 52 # echo $dev_name 53 rm_dev=$dev_name:0:0:0 54 # echo $rm_dev 55 echo 1 > /sys/class/scsi_device/$rm_dev/device/delete 56 57 echo "Check if the scsi_debug device was removed..." 58 ls /sys/class/scsi_device | grep $rm_dev > /dev/null 2>&1 59 if [ $? -eq 0 ]; 60 then 61 echo "The device was not removed - remove error" 62 else 63 echo "The device $dev_name was removed successfully" 64 fi 65 66 echo "Add the device back..." 67 echo "0 0 0" > /sys/class/scsi_host/host$dev_name/scan 68 ls /sys/class/scsi_device | grep $rm_dev > /dev/null 2>&1 69 if [ $? -ne 0 ]; 70 then 71 echo "The device was not added - add device error" 72 else 73 echo "The device $dev_name was added back successfully" 74 fi 75 76 echo "Add a new host..." 77 echo 1 > /sys/bus/pseudo/drivers/scsi_debug/add_host 78 num_host=$(cat /sys/bus/pseudo/drivers/scsi_debug/add_host) 79 if [ $num_host -ne 2 ]; 80 then 81 echo "The new host was not added - add host error" 82 else 83 echo "The new host was added successfully" 84 fi 85 86 echo "Romove hosts..." 87 echo -2 > /sys/bus/pseudo/drivers/scsi_debug/add_host 88 num_host=$(cat /sys/bus/pseudo/drivers/scsi_debug/add_host) 89 if [ $num_host -ne 0 ]; 90 then 91 echo "The hosts were not removed - remove hosts error" 92 else 93 echo "The hosts were removed successfully" 94 fi 95 96 echo "Unload scsi_debug moudle..." 97 rmmod -f scsi_debug 98 lsmod | grep scsi_debug > /dev/null 2>&1 99 if [ $? -eq 0 ]; 100 then 101 echo "The scsi_debug module was not unloaded - unload error" 102 else 103 echo "The scsi_debug module was unloaded successfully" 104 fi 105 106 echo "Load scsi_debug with multiple hosts..." 107 modprobe scsi_debug max_luns=2 num_tgts=2 add_host=2 dev_size_mb=20 108 lsmod | grep scsi_debug > /dev/null 2>&1 109 if [ $? -eq 0 ]; 110 then 111 echo "The multiple scsi_debug modules were loaded successfully" 112 else 113 echo "The multiple scsi_debug modules were not loaded - load error" 114 fi 115 116 echo "Check if modules were loaded as required by premeters..." 117 max_luns=$(cat /sys/bus/pseudo/drivers/scsi_debug/max_luns) 118 add_host=$(cat /sys/bus/pseudo/drivers/scsi_debug/add_host) 119 num_tgts=$(cat /sys/bus/pseudo/drivers/scsi_debug/num_tgts) 120 # echo "max_lunx is $max_luns" 121 # echo "add_host is $add_host" 122 # echo "num_tgts is $num_tgts" 123 124 premeter_err_ct=0; 125 126 if [ $max_luns -ne 2 ]; 127 then 128 echo "max_luns was not correct" 129 premeter_err_ct=$premeter_err_ct+1; 130 fi 131 if [ $add_host -ne 2 ]; 132 then 133 echo "add_host was not correct" 134 premeter_err_ct=$premeter_err_ct+1; 135 fi 136 if [ $num_tgts -ne 2 ]; 137 then 138 echo "num_tgts was not correct" 139 premeter_err_ct=$premeter_err_ct+1; 140 fi 141 if [ $premeter_err_ct -eq 0 ]; 142 then 143 echo "multiple scsi_debug was loaded as required premeters" 144 else 145 echo "multip.e scsi_debug was not loaded as required premeters" 146 fi 147 echo "scsi_debug first part of test has been done." 148 149 echo "Now we are doing fs test for scsi_debug driver..." 150 151 cd `dirname $0` 152 export LTPROOT=${PWD} 153 echo $LTPROOT | grep testscripts > /dev/null 2>&1 154 if [ $? -eq 0 ]; then 155 cd .. 156 export LTPROOT=${PWD} 157 fi 158 159 export TMPBASE="/tmp" 160 161 # check if the newly created scsi_debug partitions are in /proc/partitions file 162 check_count=$(cat /proc/partitions | wc -l) 163 save_count=$(( $check_count - $orig_count )) 164 if [ $save_count -lt 4 ]; then 165 echo "Not enough scsi_debug partitions to run the test" 166 exit 167 fi 168 169 # Get the 4 partitions created by scsi_debug for testing 170 cat /proc/partitions | awk '{print $4}' | tail -n 4 > $TMPBASE/partition-test 171 echo "The 4 partitions used to run the test are:" 172 part1=$(cat $TMPBASE/partition-test | tail -n 1) 173 echo $part1 174 part2=$(cat $TMPBASE/partition-test | head -n 3 | tail -n 1) 175 echo $part2 176 part3=$(cat $TMPBASE/partition-test | head -n 2 | tail -n 1) 177 echo $part3 178 part4=$(cat $TMPBASE/partition-test | head -n 1) 179 echo $part4 180 181 export PATH="${PATH}:${LTPROOT}/testcases/bin" 182 183 mkdir /test >/dev/null 2>&1 184 mkdir /test/growfiles >/dev/null 2>&1 185 mkdir /test/growfiles/ext2 >/dev/null 2>&1 186 mkdir /test/growfiles/ext3 >/dev/null 2>&1 187 mkdir /test/growfiles/reiser >/dev/null 2>&1 188 mkdir /test/growfiles/msdos >/dev/null 2>&1 189 190 echo "----- make ext3 fs -----" 191 mkfs -V -t ext3 /dev/$part1 192 echo "----- make ext2 fs -----" 193 mkfs -V -t ext2 /dev/$part2 194 echo "----- make reiserfs fs -----" 195 mkreiserfs -f /dev/$part3 196 echo "----- make msdos fs -----" 197 mkfs -V -t msdos -I /dev/$part4 198 199 echo "----- Mount partitions -----" 200 mount /dev/$part1 /test/growfiles/ext3 201 mount /dev/$part2 /test/growfiles/ext2 202 mount /dev/$part3 /test/growfiles/reiser 203 mount /dev/$part4 /test/growfiles/msdos 204 205 echo "----- Running tests ----- " 206 echo "The test may take about 2 hours to finish..." 207 ${LTPROOT}/bin/rand_lines -g ${LTPROOT}/runtest/scsi_debug.part1 > ${TMPBASE}/scsi_debug 208 209 ${LTPROOT}/bin/ltp-pan -e -S -a scsi_debug -n scsi_debug -l ${TMPBASE}/fs-scsi_debug.log -o ${TMPBASE}/fs-scsi_debug.out -f ${TMPBASE}/scsi_debug 210 211 wait $! 212 213 umount -v /dev/$part1 214 umount -v /dev/$part2 215 umount -v /dev/$part3 216 umount -v /dev/$part4 217 218 echo "Look into /tmp/fs-scsi_debug.log and /tmp/fs-scsi_debug.out for detail results..." 219
