common.rc

   1 #!/bin/sh
   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 "$iam: failed to source common.config"
  43         exit 1
  44     fi
  45 fi
  46
  47 # make sure we have a standard umask
  48 umask 022
  49
  50 TEST_IMG=$TEST_DIR/t.$IMGFMT
  51
  52 _make_test_img()
  53 {
  54     # extra qemu-img options can be added by tests
  55     # at least one argument (the image size) needs to be added
  56     local extra_img_options=$*
  57
  58     if [ "$IMGFMT" = "qcow2" -a -n "$CLUSTER_SIZE" ]; then
  59         extra_img_options="-o cluster_size=$CLUSTER_SIZE $extra_img_options"
  60     fi
  61
  62     # XXX(hch): have global image options?
  63     $QEMU_IMG create -f $IMGFMT $TEST_IMG $extra_img_options | \
  64         sed -e "s#$TEST_DIR#TEST_DIR#g" | \
  65         sed -e "s#$IMGFMT#IMGFMT#g" | \
  66         sed -e "s# encryption=off##g" | \
  67         sed -e "s# cluster_size=0##g" | \
  68         sed -e "s# compat6=off##g" | \
  69         sed -e "s# static=off##g"
  70 }
  71
  72 _cleanup_test_img()
  73 {
  74     rm -f $TEST_DIR/t.$IMGFMT
  75     rm -f $TEST_DIR/t.$IMGFMT.orig
  76     rm -f $TEST_DIR/t.$IMGFMT.base
  77 }
  78
  79 _check_test_img()
  80 {
  81     $QEMU_IMG check -f $IMGFMT $TEST_IMG 2>&1 | \
  82         sed -e 's/qemu-img\: This image format does not support checks/No errors were found on the image./'
  83 }
  84
  85 _get_pids_by_name()
  86 {
  87     if [ $# -ne 1 ]
  88     then
  89         echo "Usage: _get_pids_by_name process-name" 1>&2
  90         exit 1
  91     fi
  92
  93     # Algorithm ... all ps(1) variants have a time of the form MM:SS or
  94     # HH:MM:SS before the psargs field, use this as the search anchor.
  95     #
  96     # Matches with $1 (process-name) occur if the first psarg is $1
  97     # or ends in /$1 ... the matching uses sed's regular expressions,
  98     # so passing a regex into $1 will work.
  99
 100     ps $PS_ALL_FLAGS \
 101     | sed -n \
 102         -e 's/$/ /' \
 103         -e 's/[         ][      ]*/ /g' \
 104         -e 's/^ //' \
 105         -e 's/^[^ ]* //' \
 106         -e "/[0-9]:[0-9][0-9]  *[^ ]*\/$1 /s/ .*//p" \
 107         -e "/[0-9]:[0-9][0-9]  *$1 /s/ .*//p"
 108 }
 109
 110 # fqdn for localhost
 111 #
 112 _get_fqdn()
 113 {
 114     host=`hostname`
 115     $NSLOOKUP_PROG $host | $AWK_PROG '{ if ($1 == "Name:") print $2 }'
 116 }
 117
 118 # check if run as root
 119 #
 120 _need_to_be_root()
 121 {
 122     id=`id | $SED_PROG -e 's/(.*//' -e 's/.*=//'`
 123     if [ "$id" -ne 0 ]
 124     then
 125         echo "Arrgh ... you need to be root (not uid=$id) to run this test"
 126         exit 1
 127     fi
 128 }
 129
 130
 131 # Do a command, log it to $seq.full, optionally test return status
 132 # and die if command fails. If called with one argument _do executes the
 133 # command, logs it, and returns its exit status. With two arguments _do
 134 # first prints the message passed in the first argument, and then "done"
 135 # or "fail" depending on the return status of the command passed in the
 136 # second argument. If the command fails and the variable _do_die_on_error
 137 # is set to "always" or the two argument form is used and _do_die_on_error
 138 # is set to "message_only" _do will print an error message to
 139 # $seq.out and exit.
 140
 141 _do()
 142 {
 143     if [ $# -eq 1 ]; then
 144         _cmd=$1
 145     elif [ $# -eq 2 ]; then
 146         _note=$1
 147         _cmd=$2
 148         echo -n "$_note... "
 149     else
 150         echo "Usage: _do [note] cmd" 1>&2
 151         status=1; exit
 152     fi
 153
 154     (eval "echo '---' \"$_cmd\"") >>$here/$seq.full
 155     (eval "$_cmd") >$tmp._out 2>&1; ret=$?
 156     cat $tmp._out >>$here/$seq.full
 157     if [ $# -eq 2 ]; then
 158         if [ $ret -eq 0 ]; then
 159             echo "done"
 160         else
 161             echo "fail"
 162         fi
 163     fi
 164     if [ $ret -ne 0  ] \
 165         && [ "$_do_die_on_error" = "always" \
 166             -o \( $# -eq 2 -a "$_do_die_on_error" = "message_only" \) ]
 167     then
 168         [ $# -ne 2 ] && echo
 169         eval "echo \"$_cmd\" failed \(returned $ret\): see $seq.full"
 170         status=1; exit
 171     fi
 172
 173     return $ret
 174 }
 175
 176 # bail out, setting up .notrun file
 177 #
 178 _notrun()
 179 {
 180     echo "$*" >$seq.notrun
 181     echo "$seq not run: $*"
 182     status=0
 183     exit
 184 }
 185
 186 # just plain bail out
 187 #
 188 _fail()
 189 {
 190     echo "$*" | tee -a $here/$seq.full
 191     echo "(see $seq.full for details)"
 192     status=1
 193     exit 1
 194 }
 195
 196 # tests whether $IMGFMT is one of the supported image formats for a test
 197 #
 198 _supported_fmt()
 199 {
 200     for f; do
 201         if [ "$f" = "$IMGFMT" -o "$f" = "generic" ]; then
 202             return
 203         fi
 204     done
 205
 206     _notrun "not suitable for this image format: $IMGFMT"
 207 }
 208
 209 # tests whether the host OS is one of the supported OSes for a test
 210 #
 211 _supported_os()
 212 {
 213     for h
 214     do
 215         if [ "$h" = "$HOSTOS" ]
 216         then
 217             return
 218         fi
 219     done
 220
 221     _notrun "not suitable for this OS: $HOSTOS"
 222 }
 223
 224 # this test requires that a specified command (executable) exists
 225 #
 226 _require_command()
 227 {
 228     [ -x "$1" ] || _notrun "$1 utility required, skipped this test"
 229 }
 230
 231 _full_imgfmt_details()
 232 {
 233     echo "$IMGFMT"
 234 }
 235
 236 _full_platform_details()
 237 {
 238     os=`uname -s`
 239     host=`hostname -s`
 240     kernel=`uname -r`
 241     platform=`uname -m`
 242     echo "$os/$platform $host $kernel"
 243 }
 244
 245 _link_out_file()
 246 {
 247    if [ -z "$1" ]; then
 248       echo Error must pass \$seq.
 249       exit
 250    fi
 251    rm -f $1
 252    if [ "`uname`" == "IRIX64" ] || [ "`uname`" == "IRIX" ]; then
 253       ln -s $1.irix $1
 254    elif [ "`uname`" == "Linux" ]; then
 255       ln -s $1.linux $1
 256    else
 257       echo Error test $seq does not run on the operating system: `uname`
 258       exit
 259    fi
 260 }
 261
 262 _die()
 263 {
 264         echo $@
 265         exit 1
 266 }
 267
 268 # make sure this script returns success
 269 /bin/true