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, write to the Free Software
  18 # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307
  19 # USA
  20 #
  21
  22 dd()
  23 {
  24    if [ "$HOSTOS" == "Linux" ]
  25    then
  26         command dd --help | grep noxfer > /dev/null 2>&1
  27
  28         if [ "$?" -eq 0 ]
  29             then
  30                 command dd status=noxfer $@
  31             else
  32                 command dd $@
  33         fi
  34    else
  35         command dd $@
  36    fi
  37 }
  38
  39 # we need common.config
  40 if [ "$iam" != "check" ]
  41 then
  42     if ! . ./common.config
  43         then
  44         echo "$iam: failed to source common.config"
  45         exit 1
  46     fi
  47 fi
  48
  49 # make sure we have a standard umask
  50 umask 022
  51
  52 TEST_IMG=$TEST_DIR/t.$IMGFMT
  53
  54 _make_test_img()
  55 {
  56     # extra qemu-img options can be added by tests
  57     # at least one argument (the image size) needs to be added
  58     local extra_img_options=$*
  59
  60     # XXX(hch): have global image options?
  61     $QEMU_IMG create -f $IMGFMT $TEST_IMG $extra_img_options | \
  62         sed -e "s#$TEST_DIR#TEST_DIR#g" | \
  63         sed -e "s#$IMGFMT#IMGFMT#g" | \
  64         sed -e "s# encryption=off##g" | \
  65         sed -e "s# cluster_size=0##g" | \
  66         sed -e "s# compat6=off##g"
  67
  68 }
  69
  70 _cleanup_test_img()
  71 {
  72     rm -f $TEST_DIR/t.$IMGFMT
  73     rm -f $TEST_DIR/t.$IMGFMT.orig
  74 }
  75
  76 _check_test_img()
  77 {
  78     $QEMU_IMG check -f $IMGFMT $TEST_IMG 2>&1 | \
  79         sed -e 's/qemu-img\: This image format does not support checks/No errors were found on the image./'
  80 }
  81
  82 _get_pids_by_name()
  83 {
  84     if [ $# -ne 1 ]
  85     then
  86         echo "Usage: _get_pids_by_name process-name" 1>&2
  87         exit 1
  88     fi
  89
  90     # Algorithm ... all ps(1) variants have a time of the form MM:SS or
  91     # HH:MM:SS before the psargs field, use this as the search anchor.
  92     #
  93     # Matches with $1 (process-name) occur if the first psarg is $1
  94     # or ends in /$1 ... the matching uses sed's regular expressions,
  95     # so passing a regex into $1 will work.
  96
  97     ps $PS_ALL_FLAGS \
  98     | sed -n \
  99         -e 's/$/ /' \
 100         -e 's/[         ][      ]*/ /g' \
 101         -e 's/^ //' \
 102         -e 's/^[^ ]* //' \
 103         -e "/[0-9]:[0-9][0-9]  *[^ ]*\/$1 /s/ .*//p" \
 104         -e "/[0-9]:[0-9][0-9]  *$1 /s/ .*//p"
 105 }
 106
 107 # fqdn for localhost
 108 #
 109 _get_fqdn()
 110 {
 111     host=`hostname`
 112     $NSLOOKUP_PROG $host | $AWK_PROG '{ if ($1 == "Name:") print $2 }'
 113 }
 114
 115 # check if run as root
 116 #
 117 _need_to_be_root()
 118 {
 119     id=`id | $SED_PROG -e 's/(.*//' -e 's/.*=//'`
 120     if [ "$id" -ne 0 ]
 121     then
 122         echo "Arrgh ... you need to be root (not uid=$id) to run this test"
 123         exit 1
 124     fi
 125 }
 126
 127
 128 # Do a command, log it to $seq.full, optionally test return status
 129 # and die if command fails. If called with one argument _do executes the
 130 # command, logs it, and returns its exit status. With two arguments _do
 131 # first prints the message passed in the first argument, and then "done"
 132 # or "fail" depending on the return status of the command passed in the
 133 # second argument. If the command fails and the variable _do_die_on_error
 134 # is set to "always" or the two argument form is used and _do_die_on_error
 135 # is set to "message_only" _do will print an error message to
 136 # $seq.out and exit.
 137
 138 _do()
 139 {
 140     if [ $# -eq 1 ]; then
 141         _cmd=$1
 142     elif [ $# -eq 2 ]; then
 143         _note=$1
 144         _cmd=$2
 145         echo -n "$_note... "
 146     else
 147         echo "Usage: _do [note] cmd" 1>&2
 148         status=1; exit
 149     fi
 150
 151     (eval "echo '---' \"$_cmd\"") >>$here/$seq.full
 152     (eval "$_cmd") >$tmp._out 2>&1; ret=$?
 153     cat $tmp._out >>$here/$seq.full
 154     if [ $# -eq 2 ]; then
 155         if [ $ret -eq 0 ]; then
 156             echo "done"
 157         else
 158             echo "fail"
 159         fi
 160     fi
 161     if [ $ret -ne 0  ] \
 162         && [ "$_do_die_on_error" = "always" \
 163             -o \( $# -eq 2 -a "$_do_die_on_error" = "message_only" \) ]
 164     then
 165         [ $# -ne 2 ] && echo
 166         eval "echo \"$_cmd\" failed \(returned $ret\): see $seq.full"
 167         status=1; exit
 168     fi
 169
 170     return $ret
 171 }
 172
 173 # bail out, setting up .notrun file
 174 #
 175 _notrun()
 176 {
 177     echo "$*" >$seq.notrun
 178     echo "$seq not run: $*"
 179     status=0
 180     exit
 181 }
 182
 183 # just plain bail out
 184 #
 185 _fail()
 186 {
 187     echo "$*" | tee -a $here/$seq.full
 188     echo "(see $seq.full for details)"
 189     status=1
 190     exit 1
 191 }
 192
 193 # tests whether $IMGFMT is one of the supported image formats for a test
 194 #
 195 _supported_fmt()
 196 {
 197     for f; do
 198         if [ "$f" = "$IMGFMT" -o "$f" = "generic" ]; then
 199             return
 200         fi
 201     done
 202
 203     _notrun "not suitable for this image format: $IMGFMT"
 204 }
 205
 206 # tests whether the host OS is one of the supported OSes for a test
 207 #
 208 _supported_os()
 209 {
 210     for h
 211     do
 212         if [ "$h" = "$HOSTOS" ]
 213         then
 214             return
 215         fi
 216     done
 217
 218     _notrun "not suitable for this OS: $HOSTOS"
 219 }
 220
 221 # this test requires that a specified command (executable) exists
 222 #
 223 _require_command()
 224 {
 225     [ -x "$1" ] || _notrun "$1 utility required, skipped this test"
 226 }
 227
 228 _full_imgfmt_details()
 229 {
 230     echo "$IMGFMT"
 231 }
 232
 233 _full_platform_details()
 234 {
 235     os=`uname -s`
 236     host=`hostname -s`
 237     kernel=`uname -r`
 238     platform=`uname -m`
 239     echo "$os/$platform $host $kernel"
 240 }
 241
 242 _link_out_file()
 243 {
 244    if [ -z "$1" ]; then
 245       echo Error must pass \$seq.
 246       exit
 247    fi
 248    rm -f $1
 249    if [ "`uname`" == "IRIX64" ] || [ "`uname`" == "IRIX" ]; then
 250       ln -s $1.irix $1
 251    elif [ "`uname`" == "Linux" ]; then
 252       ln -s $1.linux $1
 253    else
 254       echo Error test $seq does not run on the operating system: `uname`
 255       exit
 256    fi
 257 }
 258
 259 _die()
 260 {
 261         echo $@
 262         exit 1
 263 }
 264
 265 # make sure this script returns success
 266 /bin/true