2012-04-03 04:50:05 -07:00

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#!/bin/bash
# Copyright 2012 Citrix Systems, Inc. Licensed under the
# Apache License, Version 2.0 (the "License"); you may not use this
# file except in compliance with the License. Citrix Systems, Inc.
# reserves all rights not expressly granted by the License.
# You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
# Automatically generated by addcopyright.py at 04/03/2012
#set -x
usage() {
printf "Usage: %s \n" $(basename $0) >&2
}
remove_device() {
be=$1
xenstore-write /local/domain/0/backend/tap/0/$be/online 0 &>/dev/null
xenstore-write /local/domain/0/backend/tap/0/$be/shutdown-request normal &>/dev/null
for i in $(seq 20)
do
sleep 1
xenstore-exists /local/domain/0/backend/tap/0/$be/shutdown-done &>/dev/null
if [ $? -eq 0 ] ; then
xenstore-rm /local/domain/0/device/vbd/$be &>/dev/null
xenstore-rm /local/domain/0/backend/tap/0/$be &>/dev/null
xenstore-rm /local/domain/0/error/backend/tap/0/$be &>/dev/null
xenstore-rm /local/domain/0/error/device/vbd/$be &>/dev/null
return
fi
xenstore-exists /local/domain/0/backend/tap/0/$be &>/dev/null
if [ $? -ne 0 ] ; then
return
fi
done
echo "unplug device $be failed"
exit 2
}
bes=`xenstore-list /local/domain/0/backend/tap/0`
if [ -z "$bes" ]; then
exit 0
fi
for be in $bes
do
device=`xenstore-read /local/domain/0/backend/tap/0/$be/dev`
ls $device >/dev/null 2>&1
if [ $? -ne 0 ]; then
remove_device $be
fi
done
echo "======> DONE <======"
exit 0