scripts/zpios-sanity.sh

   1 #!/bin/bash
   2 #
   3 # ZFS/ZPOOL configuration test script.
   4
   5 basedir="$(dirname $0)"
   6
   7 SCRIPT_COMMON=common.sh
   8 if [ -f "${basedir}/${SCRIPT_COMMON}" ]; then
   9 . "${basedir}/${SCRIPT_COMMON}"
  10 else
  11 echo "Missing helper script ${SCRIPT_COMMON}" && exit 1
  12 fi
  13
  14 PROG=zpios-sanity.sh
  15 HEADER=
  16 FAILS=0
  17
  18 usage() {
  19 cat << EOF
  20 USAGE:
  21 $0 [hvxfc]
  22
  23 DESCRIPTION:
  24         ZPIOS sanity tests
  25
  26 OPTIONS:
  27         -h      Show this message
  28         -v      Verbose
  29         -x      Destructive hd/sd/md/dm/ram tests
  30         -f      Don't prompt due to -x
  31         -c      Cleanup lo+file devices at start
  32
  33 EOF
  34 }
  35
  36 while getopts 'hvxfc?' OPTION; do
  37         case $OPTION in
  38         h)
  39                 usage
  40                 exit 1
  41                 ;;
  42         v)
  43                 VERBOSE=1
  44                 ;;
  45         x)
  46                 DANGEROUS=1
  47                 ;;
  48         f)
  49                 FORCE=1
  50                 ;;
  51         c)
  52                 CLEANUP=1
  53                 ;;
  54         ?)
  55                 usage
  56                 exit
  57                 ;;
  58         esac
  59 done
  60
  61 if [ $(id -u) != 0 ]; then
  62         die "Must run as root"
  63 fi
  64
  65 # Perform pre-cleanup is requested
  66 if [ ${CLEANUP} ]; then
  67         ${ZFS_SH} -u
  68         cleanup_md_devices
  69         cleanup_loop_devices
  70         rm -f /tmp/zpool.cache.*
  71 fi
  72
  73 zpios_test() {
  74         CONFIG=$1
  75         TEST=$2
  76         LOG=`mktemp`
  77
  78         ${ZPIOS_SH} -f -c ${CONFIG} -t ${TEST} &>${LOG}
  79         if [ $? -ne 0 ]; then
  80                 FAILS=1
  81
  82                 if [ ${VERBOSE} ]; then
  83                         printf "FAIL:     %-13s\n" ${CONFIG}
  84                         cat ${LOG}
  85                 else
  86                         if [ ! ${HEADER} ]; then
  87                                 head -2 ${LOG}
  88                                 HEADER=1
  89                         fi
  90
  91                         printf "FAIL:     %-13s" ${CONFIG}
  92                         tail -1 ${LOG}
  93                 fi
  94         else
  95                 if [ ${VERBOSE} ]; then
  96                         cat ${LOG}
  97                 else
  98                         if [ ! ${HEADER} ]; then
  99                                 head -2 ${LOG}
 100                                 HEADER=1
 101                         fi
 102
 103                         tail -1 ${LOG}
 104                 fi
 105         fi
 106
 107         rm -f ${LOG}
 108 }
 109
 110 if [ ${DANGEROUS} ] && [ ! ${FORCE} ]; then
 111         cat << EOF
 112 The -x option was passed which will result in UNRECOVERABLE DATA LOSS
 113 on on the following block devices:
 114
 115   /dev/sd[abcd]
 116   /dev/hda
 117   /dev/ram0
 118   /dev/md0
 119   /dev/dm-0
 120
 121 To continue please confirm by entering YES:
 122 EOF
 123         read CONFIRM
 124         if [ ${CONFIRM} != "YES" ] && [ ${CONFIRM} != "yes" ]; then
 125                 exit 0;
 126         fi
 127 fi
 128
 129 #
 130 # These configurations are all safe and pose no risk to any data on
 131 # the system which runs them.  They will confine all their IO to a
 132 # file in /tmp or a loopback device configured to use a file in /tmp.
 133 #
 134 SAFE_CONFIGS=(                                          \
 135         file-raid0 file-raid10 file-raidz file-raidz2   \
 136         lo-raid0 lo-raid10 lo-raidz lo-raidz2           \
 137 )
 138
 139 #
 140 # These configurations are down right dangerous.  They will attempt
 141 # to use various real block devices on your system which may contain
 142 # data you car about.  You are STRONGLY advised not to run this unless
 143 # you are certain there is no data on the system you care about.
 144 #
 145 DANGEROUS_CONFIGS=(                                     \
 146         hda-raid0                                       \
 147         sda-raid0                                       \
 148         ram0-raid0                                      \
 149         md0-raid10 md0-raid5                            \
 150         dm0-raid0                                       \
 151 )
 152
 153 TMP_CACHE=`mktemp -p /tmp zpool.cache.XXXXXXXX`
 154 ${ZFS_SH} zfs="spa_config_path=${TMP_CACHE}" || die "Unable to load modules"
 155
 156 for CONFIG in ${SAFE_CONFIGS[*]}; do
 157         zpios_test $CONFIG tiny
 158 done
 159
 160 if [ ${DANGEROUS} ]; then
 161         for CONFIG in ${DANGEROUS_CONFIGS[*]}; do
 162                 zpios_test $CONFIG tiny
 163         done
 164 fi
 165
 166 ${ZFS_SH} -u
 167
 168 exit $FAILS