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         cleanup_loop_devices
  68         rm -f /tmp/zpool.cache.*
  69 fi
  70
  71 zpios_test() {
  72         CONFIG=$1
  73         TEST=$2
  74         LOG=`mktemp`
  75
  76         ${ZPIOS_SH} -f -c ${CONFIG} -t ${TEST} &>${LOG}
  77         if [ $? -ne 0 ]; then
  78                 FAILS=1
  79
  80                 if [ ${VERBOSE} ]; then
  81                         printf "FAIL:     %-13s\n" ${CONFIG}
  82                         cat ${LOG}
  83                 else
  84                         if [ ! ${HEADER} ]; then
  85                                 head -2 ${LOG}
  86                                 HEADER=1
  87                         fi
  88
  89                         printf "FAIL:     %-13s" ${CONFIG}
  90                         tail -1 ${LOG}
  91                 fi
  92         else
  93                 if [ ${VERBOSE} ]; then
  94                         cat ${LOG}
  95                 else
  96                         if [ ! ${HEADER} ]; then
  97                                 head -2 ${LOG}
  98                                 HEADER=1
  99                         fi
 100
 101                         tail -1 ${LOG}
 102                 fi
 103         fi
 104
 105         rm -f ${LOG}
 106 }
 107
 108 if [ ${DANGEROUS} ] && [ ! ${FORCE} ]; then
 109         cat << EOF
 110 The -x option was passed which will result in UNRECOVERABLE DATA LOSS
 111 on on the following block devices:
 112
 113   /dev/sd[abcd]
 114   /dev/hda
 115   /dev/ram0
 116   /dev/md0
 117   /dev/dm-0
 118
 119 To continue please confirm by entering YES:
 120 EOF
 121         read CONFIRM
 122         if [ ${CONFIRM} != "YES" ] && [ ${CONFIRM} != "yes" ]; then
 123                 exit 0;
 124         fi
 125 fi
 126
 127 #
 128 # These configurations are all safe and pose no risk to any data on
 129 # the system which runs them.  They will confine all their IO to a
 130 # file in /tmp or a loopback device configured to use a file in /tmp.
 131 #
 132 SAFE_CONFIGS=(                                          \
 133         file-raid0 file-raid10 file-raidz file-raidz2   \
 134         lo-raid0 lo-raid10 lo-raidz lo-raidz2           \
 135 )
 136
 137 #
 138 # These configurations are down right dangerous.  They will attempt
 139 # to use various real block devices on your system which may contain
 140 # data you car about.  You are STRONGLY advised not to run this unless
 141 # you are certain there is no data on the system you care about.
 142 #
 143 DANGEROUS_CONFIGS=(                                     \
 144         hda-raid0                                       \
 145         sda-raid0                                       \
 146         ram0-raid0                                      \
 147         md0-raid10 md0-raid5                            \
 148         dm0-raid0                                       \
 149 )
 150
 151 for CONFIG in ${SAFE_CONFIGS[*]}; do
 152         zpios_test $CONFIG tiny
 153 done
 154
 155 if [ ${DANGEROUS} ]; then
 156         for CONFIG in ${DANGEROUS_CONFIGS[*]}; do
 157                 zpios_test $CONFIG tiny
 158         done
 159 fi
 160
 161 exit $FAILS