[context] 원격지 클러스터 context 적용 스크립트

1. 목적

 - deploy 서버에서 클러스터 context 획득

 

 

2. 스크립트

vi /opt/kube-cert/get_auth_file.sh

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#!/bin/bash

if [[ $1 == "" || $2 == "" ]]; then
  echo "################################"
  echo "ex) "
  echo "./get_auth_file.sh CUSTER_NAME IP_ADDR"
  echo "./get_auth_file.sh test1 192.168.56.101"
  echo "################################"
  exit 0;
fi

echo "### Get Auth Files$$$"
scp $2:/etc/kubernetes/admin.conf $1-cluster-admin.conf
scp $2:/etc/kubernetes/pki/ca.crt $1-cluster-ca.crt
scp $2:/etc/kubernetes/ssl/apiserver-kubelet-clinet.crt $1-cluster-client.crt
scp $2:/etc/kubernetes/ssl/apiserver-kubelet-client.key $1-cluster-client.key

echo "###Change IP Address###"
sed -i "s/127.0.0.1/$2/g" $1-cluster-admin.conf

echo "###Copy ./kube/config ###"
cp -f ~/.kube/config .

echo "###Add New-Cluster Context###"
kubectl config set-cluster $1-cluster.local --server=https://$2:6443 --certificate-authority=$PWD/$1-cluster-ca.crt

kubectl config set-context $1-kubernetes-admin@$1-clster.local --cluster=$1-cluster.local --user=$1-kubernetes-admin --namespace=default --current=false

kubectl config set-credentials $1-kubernetes-admin --client-certificate=$PWD/$1-cluster-client.crt --client-key=$PWD/$1-cluster-client.key

echo "###kubectl config get-contexts###"
kubectl config get-contexts

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