common.rc

   1 #!/bin/bash
   2 #
   3 # Copyright (C) 2009 Red Hat, Inc.
   4 # Copyright (c) 2000-2006 Silicon Graphics, Inc.  All Rights Reserved.
   5 #
   6 # This program is free software; you can redistribute it and/or modify
   7 # it under the terms of the GNU General Public License as published by
   8 # the Free Software Foundation; either version 2 of the License, or
   9 # (at your option) any later version.
  10 #
  11 # This program is distributed in the hope that it will be useful,
  12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 # GNU General Public License for more details.
  15 #
  16 # You should have received a copy of the GNU General Public License
  17 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  18 #
  19
  20 dd()
  21 {
  22    if [ "$HOSTOS" == "Linux" ]
  23    then
  24         command dd --help | grep noxfer > /dev/null 2>&1
  25
  26         if [ "$?" -eq 0 ]
  27             then
  28                 command dd status=noxfer $@
  29             else
  30                 command dd $@
  31         fi
  32    else
  33         command dd $@
  34    fi
  35 }
  36
  37 # we need common.config
  38 if [ "$iam" != "check" ]
  39 then
  40     if ! . ./common.config
  41         then
  42         echo "$iam: failed to source common.config"
  43         exit 1
  44     fi
  45 fi
  46
  47 # make sure we have a standard umask
  48 umask 022
  49
  50 if [ "$IMGPROTO" = "file" ]; then
  51     TEST_IMG=$TEST_DIR/t.$IMGFMT
  52 else
  53     TEST_IMG=$IMGPROTO:$TEST_DIR/t.$IMGFMT
  54 fi
  55
  56 _make_test_img()
  57 {
  58     # extra qemu-img options can be added by tests
  59     # at least one argument (the image size) needs to be added
  60     local extra_img_options=$*
  61     local cluster_size_filter="s# cluster_size=[0-9]\\+##g"
  62
  63     if [ \( "$IMGFMT" = "qcow2" -o "$IMGFMT" = "qed" \) -a -n "$CLUSTER_SIZE" ]; then
  64         extra_img_options="-o cluster_size=$CLUSTER_SIZE $extra_img_options"
  65         cluster_size_filter=""
  66     fi
  67
  68     # XXX(hch): have global image options?
  69     $QEMU_IMG create -f $IMGFMT $TEST_IMG $extra_img_options | \
  70         sed -e "s#$IMGPROTO:$TEST_DIR#TEST_DIR#g" | \
  71         sed -e "s#$TEST_DIR#TEST_DIR#g" | \
  72         sed -e "s#$IMGFMT#IMGFMT#g" | \
  73         sed -e "s# encryption=off##g" | \
  74         sed -e "$cluster_size_filter" | \
  75         sed -e "s# table_size=0##g" | \
  76         sed -e "s# compat6=off##g" | \
  77         sed -e "s# static=off##g"
  78 }
  79
  80 _cleanup_test_img()
  81 {
  82     case "$IMGPROTO" in
  83
  84         file)
  85             rm -f $TEST_DIR/t.$IMGFMT
  86             rm -f $TEST_DIR/t.$IMGFMT.orig
  87             rm -f $TEST_DIR/t.$IMGFMT.base
  88             ;;
  89
  90         rbd)
  91             rbd rm $TEST_DIR/t.$IMGFMT > /dev/null
  92             ;;
  93
  94         sheepdog)
  95             collie vdi delete $TEST_DIR/t.$IMGFMT
  96             ;;
  97
  98     esac
  99 }
 100
 101 _check_test_img()
 102 {
 103     $QEMU_IMG check -f $IMGFMT $TEST_IMG 2>&1 | \
 104         sed -e 's/qemu-img\: This image format does not support checks/No errors were found on the image./'
 105 }
 106
 107 _get_pids_by_name()
 108 {
 109     if [ $# -ne 1 ]
 110     then
 111         echo "Usage: _get_pids_by_name process-name" 1>&2
 112         exit 1
 113     fi
 114
 115     # Algorithm ... all ps(1) variants have a time of the form MM:SS or
 116     # HH:MM:SS before the psargs field, use this as the search anchor.
 117     #
 118     # Matches with $1 (process-name) occur if the first psarg is $1
 119     # or ends in /$1 ... the matching uses sed's regular expressions,
 120     # so passing a regex into $1 will work.
 121
 122     ps $PS_ALL_FLAGS \
 123     | sed -n \
 124         -e 's/$/ /' \
 125         -e 's/[         ][      ]*/ /g' \
 126         -e 's/^ //' \
 127         -e 's/^[^ ]* //' \
 128         -e "/[0-9]:[0-9][0-9]  *[^ ]*\/$1 /s/ .*//p" \
 129         -e "/[0-9]:[0-9][0-9]  *$1 /s/ .*//p"
 130 }
 131
 132 # fqdn for localhost
 133 #
 134 _get_fqdn()
 135 {
 136     host=`hostname`
 137     $NSLOOKUP_PROG $host | $AWK_PROG '{ if ($1 == "Name:") print $2 }'
 138 }
 139
 140 # check if run as root
 141 #
 142 _need_to_be_root()
 143 {
 144     id=`id | $SED_PROG -e 's/(.*//' -e 's/.*=//'`
 145     if [ "$id" -ne 0 ]
 146     then
 147         echo "Arrgh ... you need to be root (not uid=$id) to run this test"
 148         exit 1
 149     fi
 150 }
 151
 152
 153 # Do a command, log it to $seq.full, optionally test return status
 154 # and die if command fails. If called with one argument _do executes the
 155 # command, logs it, and returns its exit status. With two arguments _do
 156 # first prints the message passed in the first argument, and then "done"
 157 # or "fail" depending on the return status of the command passed in the
 158 # second argument. If the command fails and the variable _do_die_on_error
 159 # is set to "always" or the two argument form is used and _do_die_on_error
 160 # is set to "message_only" _do will print an error message to
 161 # $seq.out and exit.
 162
 163 _do()
 164 {
 165     if [ $# -eq 1 ]; then
 166         _cmd=$1
 167     elif [ $# -eq 2 ]; then
 168         _note=$1
 169         _cmd=$2
 170         echo -n "$_note... "
 171     else
 172         echo "Usage: _do [note] cmd" 1>&2
 173         status=1; exit
 174     fi
 175
 176     (eval "echo '---' \"$_cmd\"") >>$here/$seq.full
 177     (eval "$_cmd") >$tmp._out 2>&1; ret=$?
 178     cat $tmp._out >>$here/$seq.full
 179     if [ $# -eq 2 ]; then
 180         if [ $ret -eq 0 ]; then
 181             echo "done"
 182         else
 183             echo "fail"
 184         fi
 185     fi
 186     if [ $ret -ne 0  ] \
 187         && [ "$_do_die_on_error" = "always" \
 188             -o \( $# -eq 2 -a "$_do_die_on_error" = "message_only" \) ]
 189     then
 190         [ $# -ne 2 ] && echo
 191         eval "echo \"$_cmd\" failed \(returned $ret\): see $seq.full"
 192         status=1; exit
 193     fi
 194
 195     return $ret
 196 }
 197
 198 # bail out, setting up .notrun file
 199 #
 200 _notrun()
 201 {
 202     echo "$*" >$seq.notrun
 203     echo "$seq not run: $*"
 204     status=0
 205     exit
 206 }
 207
 208 # just plain bail out
 209 #
 210 _fail()
 211 {
 212     echo "$*" | tee -a $here/$seq.full
 213     echo "(see $seq.full for details)"
 214     status=1
 215     exit 1
 216 }
 217
 218 # tests whether $IMGFMT is one of the supported image formats for a test
 219 #
 220 _supported_fmt()
 221 {
 222     for f; do
 223         if [ "$f" = "$IMGFMT" -o "$f" = "generic" ]; then
 224             return
 225         fi
 226     done
 227
 228     _notrun "not suitable for this image format: $IMGFMT"
 229 }
 230
 231 # tests whether $IMGPROTO is one of the supported image protocols for a test
 232 #
 233 _supported_proto()
 234 {
 235     for f; do
 236         if [ "$f" = "$IMGPROTO" -o "$f" = "generic" ]; then
 237             return
 238         fi
 239     done
 240
 241     _notrun "not suitable for this image protocol: $IMGPROTO"
 242 }
 243
 244 # tests whether the host OS is one of the supported OSes for a test
 245 #
 246 _supported_os()
 247 {
 248     for h
 249     do
 250         if [ "$h" = "$HOSTOS" ]
 251         then
 252             return
 253         fi
 254     done
 255
 256     _notrun "not suitable for this OS: $HOSTOS"
 257 }
 258
 259 # this test requires that a specified command (executable) exists
 260 #
 261 _require_command()
 262 {
 263     [ -x "$1" ] || _notrun "$1 utility required, skipped this test"
 264 }
 265
 266 _full_imgfmt_details()
 267 {
 268     echo "$IMGFMT"
 269 }
 270
 271 _full_imgproto_details()
 272 {
 273     echo "$IMGPROTO"
 274 }
 275
 276 _full_platform_details()
 277 {
 278     os=`uname -s`
 279     host=`hostname -s`
 280     kernel=`uname -r`
 281     platform=`uname -m`
 282     echo "$os/$platform $host $kernel"
 283 }
 284
 285 _link_out_file()
 286 {
 287    if [ -z "$1" ]; then
 288       echo Error must pass \$seq.
 289       exit
 290    fi
 291    rm -f $1
 292    if [ "`uname`" == "IRIX64" ] || [ "`uname`" == "IRIX" ]; then
 293       ln -s $1.irix $1
 294    elif [ "`uname`" == "Linux" ]; then
 295       ln -s $1.linux $1
 296    else
 297       echo Error test $seq does not run on the operating system: `uname`
 298       exit
 299    fi
 300 }
 301
 302 _die()
 303 {
 304         echo $@
 305         exit 1
 306 }
 307
 308 # make sure this script returns success
 309 /bin/true