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James Turland 2023-12-12 08:56:29 +00:00
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commit 3af4fb9966
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Docker-Swarm/swarm.sh Normal file
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#!/bin/bash
echo -e " \033[33;5m __ _ _ ___ \033[0m"
echo -e " \033[33;5m \ \(_)_ __ ___( )__ / _ \__ _ _ __ __ _ __ _ ___ \033[0m"
echo -e " \033[33;5m \ \ | '_ \` _ \/ __| / /_\/ _\` | '__/ _\` |/ _\` |/ _ \ \033[0m"
echo -e " \033[33;5m /\_/ / | | | | | \__ \ / /_\\ (_| | | | (_| | (_| | __/ \033[0m"
echo -e " \033[33;5m \___/|_|_| |_| |_|___/ \____/\__,_|_| \__,_|\__, |\___| \033[0m"
echo -e " \033[33;5m |___/ \033[0m"
echo -e " \033[36;5m ___ _ ___ \033[0m"
echo -e " \033[36;5m | \ ___ __| |_____ _ _ / __|_ __ ____ _ _ _ _ __ \033[0m"
echo -e " \033[36;5m | |) / _ \/ _| / / -_) \'_| \__ \ V V / _\` | '_| ' \ \033[0m"
echo -e " \033[36;5m |___/\___/\__|_\_\___|_| |___/\_/\_/\__,_|_| |_|_|_| \033[0m"
echo -e " \033[36;5m \033[0m"
echo -e " \033[32;5m https://youtube.com/@jims-garage \033[0m"
echo -e " \033[32;5m \033[0m"
#############################################
# YOU SHOULD ONLY NEED TO EDIT THIS SECTION #
#############################################
# Set the IP addresses of the admin, masters, and workers nodes
admin=192.168.3.5
master1=192.168.3.21
master2=192.168.3.22
master3=192.168.3.23
worker1=192.168.3.24
worker2=192.168.3.25
# 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 all master nodes
allmasters=($master1 $master2 $master3)
# Array of master nodes
masters=($master2 $master3)
# Array of worker nodes
workers=($worker1 $worker2)
# Array of all
all=($master1 $master2 $master3 $worker1 $worker2)
# Array of all minus master1
allnomaster1=($master2 $master3 $worker1 $worker2)
#Loadbalancer IP range
lbrange=192.168.3.60-192.168.3.80
#ssh certificate name variable
certName=id_rsa
#############################################
# DO NOT EDIT BELOW #
#############################################
# For testing purposes - in case time is wrong due to VM snapshots
sudo timedatectl set-ntp off
sudo timedatectl set-ntp on
# Move SSH certs to ~/.ssh and change permissions
cp /home/$user/{$certName,$certName.pub} /home/$user/.ssh
chmod 600 /home/$user/.ssh/$certName
chmod 644 /home/$user/.ssh/$certName.pub
# Create SSH Config file to ignore checking (don't use in production!)
echo "StrictHostKeyChecking no" > ~/.ssh/config
#add ssh keys for all nodes
for node in "${all[@]}"; do
ssh-copy-id $user@$node
done
# Install Docker for each node
for newnode in "${all[@]}"; do
ssh $user@$newnode -i ~/.ssh/$certName sudo su <<EOF
# Add Docker's official GPG key:
apt-get update
NEEDRESTART_MODE=a apt install ca-certificates curl gnupg -y
install -m 0755 -d /etc/apt/keyrings
curl -fsSL https://download.docker.com/linux/ubuntu/gpg | gpg --dearmor -o /etc/apt/keyrings/docker.gpg
chmod a+r /etc/apt/keyrings/docker.gpg
# Add the repository to Apt sources:
echo \
"deb [arch=$(dpkg --print-architecture) signed-by=/etc/apt/keyrings/docker.gpg] https://download.docker.com/linux/ubuntu \
$(. /etc/os-release && echo "$VERSION_CODENAME") stable" | \
tee /etc/apt/sources.list.d/docker.list > /dev/null
apt-get update
NEEDRESTART_MODE=a apt install docker-ce docker-ce-cli containerd.io docker-buildx-plugin docker-compose-plugin -y
exit
EOF
echo -e " \033[32;5mPolicyCoreUtils installed!\033[0m"
done
# Step 1: Create Swarm on first node
ssh -tt $user@$master1 -i ~/.ssh/$certName sudo su <<EOF
docker swarm init --advertise-addr $master1
docker swarm join-token manager | sed -n 3p | grep -Po 'docker swarm join --token \\K[^\\s]*'` >> master.txt
docker swarm join-token worker | sed -n 3p | grep -Po 'docker swarm join --token \\K[^\\s]*'` >> master.txt
exit
EOF
echo -e " \033[32;5mMaster1 Completed\033[0m"