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Create longhorn-rke2.sh

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tehNooB 2023-11-01 11:28:28 +00:00 committed by GitHub
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#!/bin/bash
echo -e " \033[33;2m __ _ _ ___ \033[0m"
echo -e " \033[33;2m \ \(_)_ __ ___( )__ / _ \__ _ _ __ __ _ __ _ ___ \033[0m"
echo -e " \033[33;2m \ \ | '_ \` _ \/ __| / /_\/ _\` | '__/ _\` |/ _\` |/ _ \ \033[0m"
echo -e " \033[33;2m /\_/ / | | | | | \__ \ / /_\\ (_| | | | (_| | (_| | __/ \033[0m"
echo -e " \033[33;2m \___/|_|_| |_| |_|___/ \____/\__,_|_| \__,_|\__, |\___| \033[0m"
echo -e " \033[33;2m |___/ \033[0m"
echo -e " \033[35;2m __ _ \033[0m"
echo -e " \033[35;2m / / ___ _ __ __ _| |__ ___ _ __ _ __ \033[0m"
echo -e " \033[35;2m / / / _ \| '_ \ / _\` | '_ \ / _ \| '__| '_ \ \033[0m"
echo -e " \033[35;2m / /__| (_) | | | | (_| | | | | (_) | | | | | | \033[0m"
echo -e " \033[35;2m \____/\___/|_| |_|\__, |_| |_|\___/|_| |_| |_| \033[0m"
echo -e " \033[35;2m |___/ \033[0m"
echo -e " \033[36;2m \033[0m"
echo -e " \033[32;2m https://youtube.com/@jims-garage \033[0m"
echo -e " \033[32;2m \033[0m"
#############################################
# YOU SHOULD ONLY NEED TO EDIT THIS SECTION #
#############################################
# THIS SCRIPT IS FOR RKE2, NOT K3S!
# THIS SCRIPT IS FOR RKE2, NOT K3S!
# THIS SCRIPT IS FOR RKE2, NOT K3S!
# Set the IP addresses of master1
master1=192.168.3.21
# Set the IP addresses of your Longhorn nodes
longhorn1=192.168.3.26
longhorn2=192.168.3.27
longhorn3=192.168.3.28
# User of remote machines
user=ubuntu
# Interface used on remotes
interface=eth0
# Set the virtual IP address (VIP)
vip=192.168.3.50
# Array of longhorn nodes
storage=($longhorn1 $longhorn2 $longhorn3)
#ssh certificate name variable
certName=id_rsa
#############################################
# DO NOT EDIT BELOW #
#############################################
# For testing purposes - in case time is wrong due to VM snapshots
sudo timedatectl set-ntp off
sudo timedatectl set-ntp on
# Step 1: Add new longhorn nodes to cluster (note: label added)
# Set token variable needed for RKE2 (not required for K3S)
token=`cat token`
for newnode in "${storage[@]}"; do
ssh -tt $user@$newnode -i ~/.ssh/$certName sudo su <<EOF
mkdir -p /etc/rancher/rke2
touch /etc/rancher/rke2/config.yaml
echo "token: $token" >> /etc/rancher/rke2/config.yaml
echo "server: https://$vip:9345" >> /etc/rancher/rke2/config.yaml
echo "node-label: longhorn=true" >> /etc/rancher/rke2/config.yaml
curl -sfL https://get.rke2.io | INSTALL_RKE2_TYPE="agent" sh -
systemctl enable rke2-agent.service
systemctl start rke2-agent.service
exit
EOF
echo -e " \033[32;5mMaster node joined successfully!\033[0m"
done
# Step 2: Install Longhorn (using modified Official to pin to Longhorn Nodes)
kubectl apply -f https://raw.githubusercontent.com/JamesTurland/JimsGarage/main/Kubernetes/Longhorn/longhorn.yaml
kubectl get pods \
--namespace longhorn-system \
--watch
# Step 3: Print out confirmation
kubectl get nodes
kubectl get svc -n longhorn-system
echo -e " \033[32;5mHappy Kubing! Access Longhorn through Rancher UI\033[0m"