update
This commit is contained in:
James Turland
parent
78701624c4
commit
9af9a88fc3
|
|
@ -40,7 +40,7 @@ user=ubuntu
|
|||
interface=eth0
|
||||
|
||||
# Set the virtual IP address (VIP)
|
||||
vip=192.168.1.50
|
||||
vip=192.168.3.50
|
||||
|
||||
# Array of master nodes
|
||||
masters=($master2 $master3)
|
||||
|
|
@ -55,7 +55,7 @@ all=($master1 $master2 $master3 $worker1 $worker2)
|
|||
allnomaster1=($master2 $master3 $worker1 $worker2)
|
||||
|
||||
#Loadbalancer IP range
|
||||
lbrange=192.168.1.61-192.168.1.79
|
||||
lbrange=192.168.3.60-192.168.3.80
|
||||
|
||||
#ssh certificate name variable
|
||||
certName=id_rsa
|
||||
|
|
@ -92,17 +92,6 @@ else
|
|||
echo -e " \033[32;5mKubectl already installed\033[0m"
|
||||
fi
|
||||
|
||||
# Install Docker to generate manifest and daemonset if not already present
|
||||
if ! command -v docker version &> /dev/null
|
||||
then
|
||||
echo -e " \033[31;5mDocker not found, installing\033[0m"
|
||||
curl -fsSL https://get.docker.com -o get-docker.sh
|
||||
sudo sh get-docker.sh
|
||||
wait $!
|
||||
else
|
||||
echo -e " \033[32;5mDocker already installed\033[0m"
|
||||
fi
|
||||
|
||||
# Create SSH Config file to ignore checking (don't use in production!)
|
||||
echo "StrictHostKeyChecking no" > ~/.ssh/config
|
||||
|
||||
|
|
@ -137,32 +126,23 @@ k3sup install \
|
|||
echo -e " \033[32;5mFirst Node bootstrapped successfully!\033[0m"
|
||||
|
||||
# Step 2: Install Kube-VIP for HA
|
||||
kubectl k3s-ha
|
||||
kubectl apply -f https://kube-vip.io/manifests/rbac.yaml
|
||||
|
||||
# Step 3: Generate Daemonset with Docker
|
||||
sudo docker run --network host --rm ghcr.io/kube-vip/kube-vip:$KVVERSION manifest daemonset \
|
||||
--interface $interface \
|
||||
--address $vip \
|
||||
--inCluster \
|
||||
--taint \
|
||||
--controlplane \
|
||||
--services \
|
||||
--arp \
|
||||
--leaderElection | tee $HOME/kube-vip.yaml
|
||||
# Step 3: Download kube-vip
|
||||
curl -sO https://raw.githubusercontent.com/JamesTurland/JimsGarage/main/Kubernetes/K3S-Deploy/kube-vip
|
||||
cat kube-vip | sed 's/$interface/'$interface'/g; s/$vip/'$vip'/g' > $HOME/kube-vip.yaml
|
||||
|
||||
# Step 4: Copy kube-vip.yaml to master1
|
||||
scp -i ~/.ssh/$certName $HOME/kube-vip.yaml $user@$master1:~/kube-vip.yaml
|
||||
|
||||
|
||||
# Step 5: Connect to Master1 and move kube-vip.yaml
|
||||
|
||||
ssh $user@$master1 -i ~/.ssh/$certName <<- EOF
|
||||
sudo mkdir -p /var/lib/rancher/k3s/server/manifests
|
||||
sudo mv kube-vip.yaml /var/lib/rancher/k3s/server/manifests/kube-vip.yaml
|
||||
EOF
|
||||
|
||||
# Step 6: Add new master nodes (servers)
|
||||
# Step 6: Add new master nodes (servers) & workers
|
||||
for newnode in "${masters[@]}"; do
|
||||
k3sup join \
|
||||
--ip $newnode \
|
||||
|
|
@ -177,6 +157,7 @@ for newnode in "${masters[@]}"; do
|
|||
echo -e " \033[32;5mMaster node joined successfully!\033[0m"
|
||||
done
|
||||
|
||||
# add workers
|
||||
for newagent in "${workers[@]}"; do
|
||||
k3sup join \
|
||||
--ip $newagent \
|
||||
|
|
@ -184,28 +165,41 @@ for newagent in "${workers[@]}"; do
|
|||
--sudo \
|
||||
--k3s-version $k3sVersion \
|
||||
--server-ip $master1 \
|
||||
--ssh-key $HOME/.ssh/$certName
|
||||
--ssh-key $HOME/.ssh/$certName \
|
||||
--k3s-extra-args "--node-label \"longhorn=true\",\"worker=true\""
|
||||
echo -e " \033[32;5mAgent node joined successfully!\033[0m"
|
||||
done
|
||||
|
||||
# Step 7: Install kube-vip as network LoadBalancer - Install the kube-vip Cloud Provider
|
||||
kubectl apply -f https://raw.githubusercontent.com/kube-vip/kube-vip-cloud-provider/main/manifest/kube-vip-cloud-controller.yaml
|
||||
|
||||
#IP range for loadbalancer services to use
|
||||
kubectl create configmap -n kube-system kubevip --from-literal range-global=$lbrange
|
||||
# Step 8: Install Metallb
|
||||
kubectl apply -f https://raw.githubusercontent.com/metallb/metallb/v0.12.1/manifests/namespace.yaml
|
||||
kubectl apply -f https://raw.githubusercontent.com/metallb/metallb/v0.13.12/config/manifests/metallb-native.yaml
|
||||
# Download ipAddressPool and configure using lbrange above
|
||||
curl -sO https://raw.githubusercontent.com/JamesTurland/JimsGarage/main/Kubernetes/K3S-Deploy/ipAddressPool
|
||||
cat ipAddressPool | sed 's/$lbrange/'$lbrange'/g' > $HOME/ipAddressPool.yaml
|
||||
|
||||
# Step 8: Test with Nginx
|
||||
# Step 9: Test with Nginx
|
||||
kubectl apply -f https://raw.githubusercontent.com/inlets/inlets-operator/master/contrib/nginx-sample-deployment.yaml -n default
|
||||
kubectl expose deployment nginx-1 --port=80 --type=LoadBalancer -n default
|
||||
|
||||
echo -e " \033[32;5mWaiting 20s for K3S to sync and LoadBalancer to come online\033[0m"
|
||||
echo -e " \033[32;5mWaiting for K3S to sync and LoadBalancer to come online\033[0m"
|
||||
|
||||
while [[ $(kubectl get pods -l app=nginx -o 'jsonpath={..status.conditions[?(@.type=="Ready")].status}') != "True" ]]; do
|
||||
sleep 1
|
||||
done
|
||||
|
||||
# Step 10: Deploy IP Pools and l2Advertisement
|
||||
kubectl wait --namespace metallb-system \
|
||||
--for=condition=ready pod \
|
||||
--selector=component=controller \
|
||||
--timeout=120s
|
||||
kubectl apply -f ipAddressPool.yaml
|
||||
kubectl apply -f https://raw.githubusercontent.com/JamesTurland/JimsGarage/main/Kubernetes/K3S-Deploy/l2Advertisement.yaml
|
||||
|
||||
kubectl get nodes
|
||||
kubectl get svc
|
||||
kubectl get pods --all-namespaces -o wide
|
||||
|
||||
echo -e " \033[32;5mHappy Kubing! Access Nginx at EXTERNAL-IP above\033[0m"
|
||||
echo -e " \033[32;5mHappy Kubing! Access Nginx at EXTERNAL-IP above\033[0m"
|
||||
|
|
@ -0,0 +1,244 @@
|
|||
#!/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 | / ' <| _| / / \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 #
|
||||
#############################################
|
||||
|
||||
# Version of Kube-VIP to deploy
|
||||
KVVERSION="v0.6.3"
|
||||
|
||||
# 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/$certName.pub
|
||||
|
||||
# Install Kubectl if not already present
|
||||
if ! command -v kubectl version &> /dev/null
|
||||
then
|
||||
echo -e " \033[31;5mKubectl not found, installing\033[0m"
|
||||
curl -LO "https://dl.k8s.io/release/$(curl -L -s https://dl.k8s.io/release/stable.txt)/bin/linux/amd64/kubectl"
|
||||
sudo install -o root -g root -m 0755 kubectl /usr/local/bin/kubectl
|
||||
else
|
||||
echo -e " \033[32;5mKubectl already installed\033[0m"
|
||||
fi
|
||||
|
||||
# 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
|
||||
|
||||
# Step 1: Create Kube VIP
|
||||
# create RKE2's self-installing manifest dir
|
||||
sudo mkdir -p /var/lib/rancher/rke2/server/manifests
|
||||
# Install the kube-vip deployment into rke2's self-installing manifest folder
|
||||
curl -sL https://raw.githubusercontent.com/JamesTurland/JimsGarage/main/Kubernetes/RKE2/k3s | vipAddress=$vip vipInterface=$interface sh | sudo tee /var/lib/rancher/rke2/server/manifests/kube-vip.yaml
|
||||
# Find/Replace all k3s entries to represent rke2
|
||||
sudo sed -i 's/k3s/rke2/g' /var/lib/rancher/rke2/server/manifests/kube-vip.yaml
|
||||
# copy kube-vip.yaml to home directory
|
||||
sudo cp /var/lib/rancher/rke2/server/manifests/kube-vip.yaml ~/kube-vip.yaml
|
||||
# change owner
|
||||
sudo chown $user:$user kube-vip.yaml
|
||||
# make kube folder to run kubectl later
|
||||
mkdir ~/.kube
|
||||
|
||||
# create the rke2 config file
|
||||
sudo mkdir -p /etc/rancher/rke2
|
||||
touch config.yaml
|
||||
echo "tls-san:" >> config.yaml
|
||||
echo " - $vip" >> config.yaml
|
||||
echo " - $master1" >> config.yaml
|
||||
echo " - $master2" >> config.yaml
|
||||
echo " - $master3" >> config.yaml
|
||||
echo "write-kubeconfig-mode: 0644" >> config.yaml
|
||||
echo "disable:" >> config.yaml
|
||||
echo " - rke2-ingress-nginx" >> config.yaml
|
||||
# copy config.yaml to rancher directory
|
||||
sudo cp ~/config.yaml /etc/rancher/rke2/config.yaml
|
||||
|
||||
# update path with rke2-binaries
|
||||
echo 'export KUBECONFIG=/etc/rancher/rke2/rke2.yaml' >> ~/.bashrc ; echo 'export PATH=${PATH}:/var/lib/rancher/rke2/bin' >> ~/.bashrc ; echo 'alias k=kubectl' >> ~/.bashrc ; source ~/.bashrc ;
|
||||
|
||||
# Step 2: Copy kube-vip.yaml and certs to all masters
|
||||
for newnode in "${allmasters[@]}"; do
|
||||
scp -i ~/.ssh/$certName $HOME/kube-vip.yaml $user@$newnode:~/kube-vip.yaml
|
||||
scp -i ~/.ssh/$certName $HOME/config.yaml $user@$newnode:~/config.yaml
|
||||
scp -i ~/.ssh/$certName ~/.ssh/{$certName,$certName.pub} $user@$newnode:~/.ssh
|
||||
echo -e " \033[32;5mCopied successfully!\033[0m"
|
||||
done
|
||||
|
||||
# Step 3: Connect to Master1 and move kube-vip.yaml and config.yaml. Then install RKE2, copy token back to admin machine. We then use the token to bootstrap additional masternodes
|
||||
ssh -tt $user@$master1 -i ~/.ssh/$certName sudo su <<EOF
|
||||
mkdir -p /var/lib/rancher/rke2/server/manifests
|
||||
mv kube-vip.yaml /var/lib/rancher/rke2/server/manifests/kube-vip.yaml
|
||||
mkdir -p /etc/rancher/rke2
|
||||
mv config.yaml /etc/rancher/rke2/config.yaml
|
||||
echo 'export KUBECONFIG=/etc/rancher/rke2/rke2.yaml' >> ~/.bashrc ; echo 'export PATH=${PATH}:/var/lib/rancher/rke2/bin' >> ~/.bashrc ; echo 'alias k=kubectl' >> ~/.bashrc ; source ~/.bashrc ;
|
||||
curl -sfL https://get.rke2.io | sh -
|
||||
systemctl enable rke2-server.service
|
||||
systemctl start rke2-server.service
|
||||
echo "StrictHostKeyChecking no" > ~/.ssh/config
|
||||
ssh-copy-id -i /home/$user/.ssh/$certName $user@$admin
|
||||
scp -i /home/$user/.ssh/$certName /var/lib/rancher/rke2/server/token $user@$admin:~/token
|
||||
scp -i /home/$user/.ssh/$certName /etc/rancher/rke2/rke2.yaml $user@$admin:~/.kube/rke2.yaml
|
||||
exit
|
||||
EOF
|
||||
echo -e " \033[32;5mMaster1 Completed\033[0m"
|
||||
|
||||
# Step 4: Set variable to the token we just extracted, set kube config location
|
||||
token=`cat token`
|
||||
sudo cat ~/.kube/rke2.yaml | sed 's/127.0.0.1/'$master1'/g' > $HOME/.kube/config
|
||||
sudo chown $(id -u):$(id -g) $HOME/.kube/config
|
||||
export KUBECONFIG=${HOME}/.kube/config
|
||||
sudo cp ~/.kube/config /etc/rancher/rke2/rke2.yaml
|
||||
kubectl get nodes
|
||||
|
||||
# Step 5: Install kube-vip as network LoadBalancer - Install the kube-vip Cloud Provider
|
||||
kubectl apply -f https://kube-vip.io/manifests/rbac.yaml
|
||||
kubectl apply -f https://raw.githubusercontent.com/kube-vip/kube-vip-cloud-provider/main/manifest/kube-vip-cloud-controller.yaml
|
||||
#IP range for loadbalancer services to use
|
||||
kubectl create configmap -n kube-system kubevip --from-literal range-global=$lbrange
|
||||
|
||||
# Step 6: Add other Masternodes, note we import the token we extracted from step 3
|
||||
for newnode in "${masters[@]}"; do
|
||||
ssh -tt $user@$newnode -i ~/.ssh/$certName sudo su <<EOF
|
||||
mkdir -p /etc/rancher/rke2
|
||||
touch /etc/rancher/rke2/config.yaml
|
||||
echo "token: $token" >> /etc/rancher/rke2/config.yaml
|
||||
echo "server: https://$master1:9345" >> /etc/rancher/rke2/config.yaml
|
||||
echo "tls-san:" >> /etc/rancher/rke2/config.yaml
|
||||
echo " - $vip" >> /etc/rancher/rke2/config.yaml
|
||||
echo " - $master1" >> /etc/rancher/rke2/config.yaml
|
||||
echo " - $master2" >> /etc/rancher/rke2/config.yaml
|
||||
echo " - $master3" >> /etc/rancher/rke2/config.yaml
|
||||
curl -sfL https://get.rke2.io | sh -
|
||||
systemctl enable rke2-server.service
|
||||
systemctl start rke2-server.service
|
||||
exit
|
||||
EOF
|
||||
echo -e " \033[32;5mMaster node joined successfully!\033[0m"
|
||||
done
|
||||
|
||||
kubectl get nodes
|
||||
|
||||
# Step 7: Add Workers
|
||||
for newnode in "${workers[@]}"; 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:" >> /etc/rancher/rke2/config.yaml
|
||||
echo " - worker=true" >> /etc/rancher/rke2/config.yaml
|
||||
echo " - 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
|
||||
|
||||
kubectl get nodes
|
||||
|
||||
# Step 8: Install Rancher (Optional - Delete if not required)
|
||||
#Install Helm
|
||||
curl -fsSL -o get_helm.sh https://raw.githubusercontent.com/helm/helm/main/scripts/get-helm-3
|
||||
chmod 700 get_helm.sh
|
||||
./get_helm.sh
|
||||
|
||||
# Add Rancher Helm Repo & create namespace
|
||||
helm repo add rancher-latest https://releases.rancher.com/server-charts/latest
|
||||
kubectl create namespace cattle-system
|
||||
|
||||
# Install Cert-Manager
|
||||
kubectl apply -f https://github.com/cert-manager/cert-manager/releases/download/v1.13.2/cert-manager.crds.yaml
|
||||
helm repo add jetstack https://charts.jetstack.io
|
||||
helm repo update
|
||||
helm install cert-manager jetstack/cert-manager \
|
||||
--namespace cert-manager \
|
||||
--create-namespace \
|
||||
--version v1.13.2
|
||||
kubectl get pods --namespace cert-manager
|
||||
|
||||
# Install Rancher
|
||||
helm install rancher rancher-latest/rancher \
|
||||
--namespace cattle-system \
|
||||
--set hostname=rancher.my.org \
|
||||
--set bootstrapPassword=admin
|
||||
kubectl -n cattle-system rollout status deploy/rancher
|
||||
kubectl -n cattle-system get deploy rancher
|
||||
|
||||
# Add Rancher LoadBalancer
|
||||
kubectl get svc -n cattle-system
|
||||
kubectl expose deployment rancher --name=rancher-lb --port=443 --type=LoadBalancer -n cattle-system
|
||||
while [[ $(kubectl get svc -n cattle-system 'jsonpath={..status.conditions[?(@.type=="Pending")].status}') = "True" ]]; do
|
||||
sleep 5
|
||||
echo -e " \033[32;5mWaiting for LoadBalancer to come online\033[0m"
|
||||
done
|
||||
kubectl get svc -n cattle-system
|
||||
|
||||
echo -e " \033[32;5mAccess Rancher from the IP above - Password is admin!\033[0m"
|
||||
Loading…
Reference in New Issue