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https://github.com/apache/cloudstack.git
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68 lines
1.8 KiB
Bash
68 lines
1.8 KiB
Bash
#!/bin/sh
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# Copyright 2012 Citrix Systems, Inc. Licensed under the
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# Apache License, Version 2.0 (the "License"); you may not use this
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# file except in compliance with the License. Citrix Systems, Inc.
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# reserves all rights not expressly granted by the License.
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# You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0
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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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#
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# Automatically generated by addcopyright.py at 04/03/2012
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# usage prepare_ping.sh subnet
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dhcpd_conf=
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subnet=$1
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exit_with_error() {
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echo $1
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exit 1
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}
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exit_if_fail() {
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[ $? -ne 0 ] && exit_with_error "$*"
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}
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config_dhcpd() {
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echo "$*" >> $dhcpd_conf
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[ $? -ne 0 ] && exit_with_error "echo $* failed"
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}
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[ $# -ne 1 ] && exit_with_error "Usage:prepare_ping.sh subnet"
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if [ -f "/etc/dhcp/dhcpd.conf" ]; then
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dhcpd_conf="/etc/dhcp/dhcpd.conf"
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fi
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if [ x"$dhcpd_conf" == "x" ] && [ -f "/etc/dhcpd.conf" ]; then
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dhcpd_conf="/etc/dhcpd.conf"
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fi
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if [ x"$dhcpd_conf" == "x" ]; then
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exit_with_error "Cannot find dhcpd.conf"
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fi
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signature=`head -n 1 $dhcpd_conf`
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if [ x"$signature" != x"# CloudStack" ]; then
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# prepare dhcpd
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cp $dhcpd_conf /etc/dhcpd.conf.bak -f
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exit_if_fail "Cannot back dhcpd.conf"
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echo "# CloudStack" > $dhcpd_conf
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echo "# This is produced by CloudStack" >> $dhcpd_conf
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config_dhcpd ddns-update-style interim\;
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config_dhcpd subnet $subnet netmask 255.255.255.0 {}
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config_dhcpd allow booting\;
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config_dhcpd allow bootp\;
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fi
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service dhcpd restart
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exit_if_fail "service dhcpd restart failed"
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exit 0
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