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Adding AutoScaling support for cks Kubernetes PR : kubernetes/autoscaler#3629 Also replaces CoreOS with Debian Fixes #4198 Co-authored-by: Pearl Dsilva <pearl1594@gmail.com> Co-authored-by: Pearl Dsilva <pearl.dsilva@shapeblue.com> Co-authored-by: Wei Zhou <w.zhou@global.leaseweb.com> Co-authored-by: Rohit Yadav <rohit.yadav@shapeblue.com>
76 lines
2.4 KiB
Bash
Executable File
76 lines
2.4 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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. /opt/cloud/bin/setup/common.sh
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setup_k8s_node() {
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log_it "Setting up k8s node"
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update-alternatives --set iptables /usr/sbin/iptables-legacy
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update-alternatives --set ip6tables /usr/sbin/ip6tables-legacy
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update-alternatives --set arptables /usr/sbin/arptables-legacy
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update-alternatives --set ebtables /usr/sbin/ebtables-legacy
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# set default ssh port and restart sshd service
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sed -i 's/3922/22/g' /etc/ssh/sshd_config
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# Prevent root login
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> /root/.ssh/authorized_keys
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passwd -l root
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#sed -i 's#root:x:0:0:root:/root:/bin/bash#root:x:0:0:root:/root:/sbin/nologin#' /etc/passwd
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swapoff -a
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sudo sed -i '/ swap / s/^/#/' /etc/fstab
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log_it "Swap disabled"
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log_it "Setting up interfaces"
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setup_common eth0
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setup_system_rfc1918_internal
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log_it "Setting up entry in hosts"
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sed -i /$NAME/d /etc/hosts
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echo "$ETH0_IP $NAME" >> /etc/hosts
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public_ip=`getPublicIp`
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echo "$public_ip $NAME" >> /etc/hosts
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echo "export PATH='$PATH:/opt/bin/'">> ~/.bashrc
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disable_rpfilter
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enable_fwding 1
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enable_irqbalance 0
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setup_ntp
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dhclient -1
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rm -f /etc/logrotate.d/cloud
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log_it "Starting cloud-init services"
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systemctl enable --now --no-block containerd
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systemctl enable --now --no-block docker.socket
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systemctl enable --now --no-block docker.service
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if [ -f /home/core/success ]; then
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systemctl stop cloud-init cloud-config cloud-final
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systemctl disable cloud-init cloud-config cloud-final
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else
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systemctl start --no-block cloud-init
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systemctl start --no-block cloud-config
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systemctl start --no-block cloud-final
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fi
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}
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setup_k8s_node |