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