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71 lines
1.7 KiB
Bash
Executable File
71 lines
1.7 KiB
Bash
Executable File
#!/bin/bash
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# Licensed to the Apache Software Foundation (ASF) under one
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# or more contributor license agreements. See the NOTICE file
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# distributed with this work for additional information
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# regarding copyright ownership. The ASF licenses this file
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# to you under the Apache License, Version 2.0 (the
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# "License"); you may not use this file except in compliance
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# with the License. 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,
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# software distributed under the License is distributed on an
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# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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# KIND, either express or implied. See the License for the
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# specific language governing permissions and limitations
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# under the License.
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set -e
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set -x
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HOSTNAME=systemvm
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function configure_resolv_conf() {
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grep 8.8.8.8 /etc/resolv.conf && grep 8.8.4.4 /etc/resolv.conf && return
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cat > /etc/resolv.conf << EOF
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nameserver 8.8.8.8
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nameserver 8.8.4.4
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EOF
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}
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# Delete entry in /etc/hosts derived from dhcp
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function delete_dhcp_ip() {
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result=$(grep 127.0.1.1 /etc/hosts || true)
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[ "${result}" == "" ] && return
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sed -i '/127.0.1.1/d' /etc/hosts
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}
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function configure_hostname() {
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sed -i "s/root@\(.*\)$/root@$HOSTNAME/g" /etc/ssh/ssh_host_*.pub
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echo "$HOSTNAME" > /etc/hostname
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hostname $HOSTNAME
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}
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function configure_interfaces() {
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cat > /etc/network/interfaces << EOF
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source /etc/network/interfaces.d/*
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# The loopback network interface
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auto lo
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iface lo inet loopback
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# The primary network interface
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auto eth0
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iface eth0 inet dhcp
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EOF
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}
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function configure_networking() {
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configure_interfaces
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configure_resolv_conf
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delete_dhcp_ip
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configure_hostname
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}
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return 2>/dev/null || configure_networking
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