58 lines
1.5 KiB
Smarty
58 lines
1.5 KiB
Smarty
#!/bin/bash
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# Copyright 2018 The Openstack-Helm Authors.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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set -ex
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COMMAND="${@:-start}"
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function kernel_modules () {
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chroot /mnt/host-rootfs modprobe dummy
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}
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function test_vip () {
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ip addr show ${interface} | \
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awk "/inet / && /${interface}/{print \$2 }" | \
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awk -F '/' '{ print $1 }' | \
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grep -q "${addr%/*}"
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}
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function start () {
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ip link show ${interface} > /dev/null || ip link add ${interface} type dummy
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if ! test_vip; then
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ip addr add ${addr} dev ${interface}
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fi
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ip link set ${interface} up
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}
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function sleep () {
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exec /usr/bin/dumb-init bash -c "while :; do sleep 2073600; done"
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}
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function stop () {
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ip link show ${interface} > /dev/null || exit 0
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if test_vip; then
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ip addr del ${addr} dev ${interface}
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fi
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if [ "$(ip address show ${interface} | \
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awk "/inet / && /${interface}/{print \$2 }" | \
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wc -l)" -le "0" ]; then
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ip link set ${interface} down
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ip link del ${interface}
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fi
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}
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$COMMAND
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