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#!/bin/bash
#
# Copyright (C) 2009 Red Hat, Inc.
# Copyright (c) 2000-2003,2006 Silicon Graphics, Inc. All Rights Reserved.
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License as
# published by the Free Software Foundation.
#
# This program is distributed in the hope that it would be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
#
#
# setup and check for config parameters, and in particular
#
# EMAIL - email of the script runner.
# TEST_DIR - scratch test directory
#
# - These can be added to $HOST_CONFIG_DIR (witch default to ./config)
# below or a separate local configuration file can be used (using
# the HOST_OPTIONS variable).
# - This script is shared by the stress test system and the auto-qa
# system (includes both regression test and benchmark components).
# - this script shouldn't make any assertions about filesystem
# validity or mountedness.
#
# all tests should use a common language setting to prevent golden
# output mismatches.
export LANG=C
PATH=".:$PATH"
HOST=`hostname -s 2> /dev/null`
HOSTOS=`uname -s`
EMAIL=root@localhost # where auto-qa will send its status messages
export HOST_OPTIONS=${HOST_OPTIONS:=local.config}
export CHECK_OPTIONS=${CHECK_OPTIONS:="-g auto"}
export PWD=`pwd`
# $1 = prog to look for, $2* = default pathnames if not found in $PATH
set_prog_path()
{
p=`command -v $1 2> /dev/null`
if [ -n "$p" -a -x "$p" ]; then
echo $p
return 0
fi
p=$1
shift
for f; do
if [ -x $f ]; then
echo $f
return 0
fi
done
echo ""
return 1
}
_fatal()
{
echo "$*"
status=1
exit 1
}
export PERL_PROG="`set_prog_path perl`"
[ "$PERL_PROG" = "" ] && _fatal "perl not found"
export AWK_PROG="`set_prog_path awk`"
[ "$AWK_PROG" = "" ] && _fatal "awk not found"
export SED_PROG="`set_prog_path sed`"
[ "$SED_PROG" = "" ] && _fatal "sed not found"
export BC_PROG="`set_prog_path bc`"
[ "$BC_PROG" = "" ] && _fatal "bc not found"
export PS_ALL_FLAGS="-ef"
if [ -z "$QEMU_PROG" ]; then
export QEMU_PROG="`set_prog_path qemu`"
fi
if [ -z "$QEMU_IMG_PROG" ]; then
export QEMU_IMG_PROG="`set_prog_path qemu-img`"
fi
if [ -z "$QEMU_IO_PROG" ]; then
export QEMU_IO_PROG="`set_prog_path qemu-io`"
fi
if [ -z "$QEMU_NBD_PROG" ]; then
export QEMU_NBD_PROG="`set_prog_path qemu-nbd`"
fi
_qemu_wrapper()
{
(exec "$QEMU_PROG" $QEMU_OPTIONS "$@")
}
_qemu_img_wrapper()
{
(exec "$QEMU_IMG_PROG" $QEMU_IMG_OPTIONS "$@")
}
_qemu_io_wrapper()
{
(exec "$QEMU_IO_PROG" $QEMU_IO_OPTIONS "$@")
}
_qemu_nbd_wrapper()
{
(exec "$QEMU_NBD_PROG" $QEMU_NBD_OPTIONS "$@")
}
export QEMU=_qemu_wrapper
export QEMU_IMG=_qemu_img_wrapper
export QEMU_IO=_qemu_io_wrapper
export QEMU_NBD=_qemu_nbd_wrapper
default_machine=$($QEMU -machine \? | awk '/(default)/{print $1}')
default_alias_machine=$($QEMU -machine \? |\
awk -v var_default_machine="$default_machine"\)\
'{if ($(NF-2)=="(alias"&&$(NF-1)=="of"&&$(NF)==var_default_machine){print $1}}')
if [ ! -z "$default_alias_machine" ]; then
default_machine="$default_alias_machine"
fi
export QEMU_DEFAULT_MACHINE="$default_machine"
[ -f /etc/qemu-iotest.config ] && . /etc/qemu-iotest.config
if [ -z "$TEST_DIR" ]; then
TEST_DIR=`pwd`/scratch
fi
if [ ! -e "$TEST_DIR" ]; then
mkdir "$TEST_DIR"
fi
if [ ! -d "$TEST_DIR" ]; then
echo "common.config: Error: \$TEST_DIR ($TEST_DIR) is not a directory"
exit 1
fi
export TEST_DIR
if [ -z "$SAMPLE_IMG_DIR" ]; then
SAMPLE_IMG_DIR="$source_iotests/sample_images"
fi
if [ ! -d "$SAMPLE_IMG_DIR" ]; then
echo "common.config: Error: \$SAMPLE_IMG_DIR ($SAMPLE_IMG_DIR) is not a directory"
exit 1
fi
export SAMPLE_IMG_DIR
_readlink()
{
if [ $# -ne 1 ]; then
echo "Usage: _readlink filename" 1>&2
exit 1
fi
perl -e "\$in=\"$1\";" -e '
$lnk = readlink($in);
if ($lnk =~ m!^/.*!) {
print "$lnk\n";
}
else {
chomp($dir = `dirname $in`);
print "$dir/$lnk\n";
}'
}
# make sure this script returns success
true
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