mirror of
https://github.com/JamesTurland/JimsGarage.git
synced 2024-11-22 07:50:19 +00:00
update
This commit is contained in:
James Turland
parent
78701624c4
commit
9af9a88fc3
2 changed files with 270 additions and 32 deletions
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@ -40,7 +40,7 @@ user=ubuntu
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interface=eth0
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# Set the virtual IP address (VIP)
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vip=192.168.1.50
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vip=192.168.3.50
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# Array of master nodes
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masters=($master2 $master3)
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@ -55,7 +55,7 @@ all=($master1 $master2 $master3 $worker1 $worker2)
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allnomaster1=($master2 $master3 $worker1 $worker2)
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#Loadbalancer IP range
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lbrange=192.168.1.61-192.168.1.79
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lbrange=192.168.3.60-192.168.3.80
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#ssh certificate name variable
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certName=id_rsa
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@ -92,17 +92,6 @@ else
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echo -e " \033[32;5mKubectl already installed\033[0m"
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fi
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# Install Docker to generate manifest and daemonset if not already present
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if ! command -v docker version &> /dev/null
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then
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echo -e " \033[31;5mDocker not found, installing\033[0m"
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curl -fsSL https://get.docker.com -o get-docker.sh
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sudo sh get-docker.sh
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wait $!
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else
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echo -e " \033[32;5mDocker already installed\033[0m"
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fi
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# Create SSH Config file to ignore checking (don't use in production!)
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echo "StrictHostKeyChecking no" > ~/.ssh/config
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@ -137,32 +126,23 @@ k3sup install \
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echo -e " \033[32;5mFirst Node bootstrapped successfully!\033[0m"
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# Step 2: Install Kube-VIP for HA
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kubectl k3s-ha
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kubectl apply -f https://kube-vip.io/manifests/rbac.yaml
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# Step 3: Generate Daemonset with Docker
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sudo docker run --network host --rm ghcr.io/kube-vip/kube-vip:$KVVERSION manifest daemonset \
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--interface $interface \
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--address $vip \
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--inCluster \
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--taint \
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--controlplane \
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--services \
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--arp \
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--leaderElection | tee $HOME/kube-vip.yaml
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# Step 3: Download kube-vip
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curl -sO https://raw.githubusercontent.com/JamesTurland/JimsGarage/main/Kubernetes/K3S-Deploy/kube-vip
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cat kube-vip | sed 's/$interface/'$interface'/g; s/$vip/'$vip'/g' > $HOME/kube-vip.yaml
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# Step 4: Copy kube-vip.yaml to master1
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scp -i ~/.ssh/$certName $HOME/kube-vip.yaml $user@$master1:~/kube-vip.yaml
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# Step 5: Connect to Master1 and move kube-vip.yaml
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ssh $user@$master1 -i ~/.ssh/$certName <<- EOF
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sudo mkdir -p /var/lib/rancher/k3s/server/manifests
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sudo mv kube-vip.yaml /var/lib/rancher/k3s/server/manifests/kube-vip.yaml
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EOF
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# Step 6: Add new master nodes (servers)
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# Step 6: Add new master nodes (servers) & workers
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for newnode in "${masters[@]}"; do
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k3sup join \
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--ip $newnode \
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@ -177,6 +157,7 @@ for newnode in "${masters[@]}"; do
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echo -e " \033[32;5mMaster node joined successfully!\033[0m"
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done
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# add workers
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for newagent in "${workers[@]}"; do
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k3sup join \
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--ip $newagent \
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@ -184,26 +165,39 @@ for newagent in "${workers[@]}"; do
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--sudo \
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--k3s-version $k3sVersion \
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--server-ip $master1 \
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--ssh-key $HOME/.ssh/$certName
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--ssh-key $HOME/.ssh/$certName \
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--k3s-extra-args "--node-label \"longhorn=true\",\"worker=true\""
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echo -e " \033[32;5mAgent node joined successfully!\033[0m"
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done
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# Step 7: Install kube-vip as network LoadBalancer - Install the kube-vip Cloud Provider
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kubectl apply -f https://raw.githubusercontent.com/kube-vip/kube-vip-cloud-provider/main/manifest/kube-vip-cloud-controller.yaml
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#IP range for loadbalancer services to use
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kubectl create configmap -n kube-system kubevip --from-literal range-global=$lbrange
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# Step 8: Install Metallb
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kubectl apply -f https://raw.githubusercontent.com/metallb/metallb/v0.12.1/manifests/namespace.yaml
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kubectl apply -f https://raw.githubusercontent.com/metallb/metallb/v0.13.12/config/manifests/metallb-native.yaml
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# Download ipAddressPool and configure using lbrange above
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curl -sO https://raw.githubusercontent.com/JamesTurland/JimsGarage/main/Kubernetes/K3S-Deploy/ipAddressPool
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cat ipAddressPool | sed 's/$lbrange/'$lbrange'/g' > $HOME/ipAddressPool.yaml
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# Step 8: Test with Nginx
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# Step 9: Test with Nginx
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kubectl apply -f https://raw.githubusercontent.com/inlets/inlets-operator/master/contrib/nginx-sample-deployment.yaml -n default
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kubectl expose deployment nginx-1 --port=80 --type=LoadBalancer -n default
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echo -e " \033[32;5mWaiting 20s for K3S to sync and LoadBalancer to come online\033[0m"
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echo -e " \033[32;5mWaiting for K3S to sync and LoadBalancer to come online\033[0m"
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while [[ $(kubectl get pods -l app=nginx -o 'jsonpath={..status.conditions[?(@.type=="Ready")].status}') != "True" ]]; do
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sleep 1
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done
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# Step 10: Deploy IP Pools and l2Advertisement
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kubectl wait --namespace metallb-system \
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--for=condition=ready pod \
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--selector=component=controller \
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--timeout=120s
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kubectl apply -f ipAddressPool.yaml
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kubectl apply -f https://raw.githubusercontent.com/JamesTurland/JimsGarage/main/Kubernetes/K3S-Deploy/l2Advertisement.yaml
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kubectl get nodes
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kubectl get svc
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kubectl get pods --all-namespaces -o wide
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244
Kubernetes/RKE2/rke2-test-do-not-use.sh
Normal file
244
Kubernetes/RKE2/rke2-test-do-not-use.sh
Normal file
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@ -0,0 +1,244 @@
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#!/bin/bash
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echo -e " \033[33;5m __ _ _ ___ \033[0m"
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echo -e " \033[33;5m \ \(_)_ __ ___( )__ / _ \__ _ _ __ __ _ __ _ ___ \033[0m"
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echo -e " \033[33;5m \ \ | '_ \` _ \/ __| / /_\/ _\` | '__/ _\` |/ _\` |/ _ \ \033[0m"
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echo -e " \033[33;5m /\_/ / | | | | | \__ \ / /_\\ (_| | | | (_| | (_| | __/ \033[0m"
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echo -e " \033[33;5m \___/|_|_| |_| |_|___/ \____/\__,_|_| \__,_|\__, |\___| \033[0m"
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echo -e " \033[33;5m |___/ \033[0m"
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echo -e " \033[36;5m ___ _ _____ ___ \033[0m"
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echo -e " \033[36;5m | _ \ |/ / __|_ ) \033[0m"
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echo -e " \033[36;5m | / ' <| _| / / \033[0m"
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echo -e " \033[36;5m |_|_\_|\_\___/___| \033[0m"
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echo -e " \033[36;5m \033[0m"
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echo -e " \033[32;5m https://youtube.com/@jims-garage \033[0m"
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echo -e " \033[32;5m \033[0m"
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#############################################
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# YOU SHOULD ONLY NEED TO EDIT THIS SECTION #
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#############################################
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# Version of Kube-VIP to deploy
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KVVERSION="v0.6.3"
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# Set the IP addresses of the admin, masters, and workers nodes
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admin=192.168.3.5
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master1=192.168.3.21
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master2=192.168.3.22
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master3=192.168.3.23
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worker1=192.168.3.24
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worker2=192.168.3.25
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# User of remote machines
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user=ubuntu
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# Interface used on remotes
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interface=eth0
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# Set the virtual IP address (VIP)
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vip=192.168.3.50
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# Array of all master nodes
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allmasters=($master1 $master2 $master3)
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# Array of master nodes
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masters=($master2 $master3)
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# Array of worker nodes
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workers=($worker1 $worker2)
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# Array of all
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all=($master1 $master2 $master3 $worker1 $worker2)
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# Array of all minus master1
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allnomaster1=($master2 $master3 $worker1 $worker2)
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#Loadbalancer IP range
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lbrange=192.168.3.60-192.168.3.80
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#ssh certificate name variable
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certName=id_rsa
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#############################################
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# DO NOT EDIT BELOW #
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#############################################
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# For testing purposes - in case time is wrong due to VM snapshots
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sudo timedatectl set-ntp off
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sudo timedatectl set-ntp on
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# Move SSH certs to ~/.ssh and change permissions
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cp /home/$user/{$certName,$certName.pub} /home/$user/.ssh
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chmod 600 /home/$user/.ssh/$certName
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chmod 644 /home/$user/.ssh/$certName.pub
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# Install Kubectl if not already present
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if ! command -v kubectl version &> /dev/null
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then
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echo -e " \033[31;5mKubectl not found, installing\033[0m"
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curl -LO "https://dl.k8s.io/release/$(curl -L -s https://dl.k8s.io/release/stable.txt)/bin/linux/amd64/kubectl"
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sudo install -o root -g root -m 0755 kubectl /usr/local/bin/kubectl
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else
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echo -e " \033[32;5mKubectl already installed\033[0m"
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fi
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# Create SSH Config file to ignore checking (don't use in production!)
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echo "StrictHostKeyChecking no" > ~/.ssh/config
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#add ssh keys for all nodes
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for node in "${all[@]}"; do
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ssh-copy-id $user@$node
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done
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# Step 1: Create Kube VIP
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# create RKE2's self-installing manifest dir
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sudo mkdir -p /var/lib/rancher/rke2/server/manifests
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# Install the kube-vip deployment into rke2's self-installing manifest folder
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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
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# Find/Replace all k3s entries to represent rke2
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sudo sed -i 's/k3s/rke2/g' /var/lib/rancher/rke2/server/manifests/kube-vip.yaml
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# copy kube-vip.yaml to home directory
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sudo cp /var/lib/rancher/rke2/server/manifests/kube-vip.yaml ~/kube-vip.yaml
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# change owner
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sudo chown $user:$user kube-vip.yaml
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# make kube folder to run kubectl later
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mkdir ~/.kube
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# create the rke2 config file
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sudo mkdir -p /etc/rancher/rke2
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touch config.yaml
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echo "tls-san:" >> config.yaml
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echo " - $vip" >> config.yaml
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echo " - $master1" >> config.yaml
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echo " - $master2" >> config.yaml
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echo " - $master3" >> config.yaml
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echo "write-kubeconfig-mode: 0644" >> config.yaml
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echo "disable:" >> config.yaml
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echo " - rke2-ingress-nginx" >> config.yaml
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# copy config.yaml to rancher directory
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sudo cp ~/config.yaml /etc/rancher/rke2/config.yaml
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# update path with rke2-binaries
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echo 'export KUBECONFIG=/etc/rancher/rke2/rke2.yaml' >> ~/.bashrc ; echo 'export PATH=${PATH}:/var/lib/rancher/rke2/bin' >> ~/.bashrc ; echo 'alias k=kubectl' >> ~/.bashrc ; source ~/.bashrc ;
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# Step 2: Copy kube-vip.yaml and certs to all masters
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for newnode in "${allmasters[@]}"; do
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scp -i ~/.ssh/$certName $HOME/kube-vip.yaml $user@$newnode:~/kube-vip.yaml
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scp -i ~/.ssh/$certName $HOME/config.yaml $user@$newnode:~/config.yaml
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scp -i ~/.ssh/$certName ~/.ssh/{$certName,$certName.pub} $user@$newnode:~/.ssh
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echo -e " \033[32;5mCopied successfully!\033[0m"
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done
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# 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
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ssh -tt $user@$master1 -i ~/.ssh/$certName sudo su <<EOF
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mkdir -p /var/lib/rancher/rke2/server/manifests
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mv kube-vip.yaml /var/lib/rancher/rke2/server/manifests/kube-vip.yaml
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mkdir -p /etc/rancher/rke2
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mv config.yaml /etc/rancher/rke2/config.yaml
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echo 'export KUBECONFIG=/etc/rancher/rke2/rke2.yaml' >> ~/.bashrc ; echo 'export PATH=${PATH}:/var/lib/rancher/rke2/bin' >> ~/.bashrc ; echo 'alias k=kubectl' >> ~/.bashrc ; source ~/.bashrc ;
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curl -sfL https://get.rke2.io | sh -
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systemctl enable rke2-server.service
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systemctl start rke2-server.service
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echo "StrictHostKeyChecking no" > ~/.ssh/config
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ssh-copy-id -i /home/$user/.ssh/$certName $user@$admin
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scp -i /home/$user/.ssh/$certName /var/lib/rancher/rke2/server/token $user@$admin:~/token
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scp -i /home/$user/.ssh/$certName /etc/rancher/rke2/rke2.yaml $user@$admin:~/.kube/rke2.yaml
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exit
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EOF
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echo -e " \033[32;5mMaster1 Completed\033[0m"
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# Step 4: Set variable to the token we just extracted, set kube config location
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token=`cat token`
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sudo cat ~/.kube/rke2.yaml | sed 's/127.0.0.1/'$master1'/g' > $HOME/.kube/config
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sudo chown $(id -u):$(id -g) $HOME/.kube/config
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export KUBECONFIG=${HOME}/.kube/config
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sudo cp ~/.kube/config /etc/rancher/rke2/rke2.yaml
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kubectl get nodes
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# Step 5: Install kube-vip as network LoadBalancer - Install the kube-vip Cloud Provider
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kubectl apply -f https://kube-vip.io/manifests/rbac.yaml
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kubectl apply -f https://raw.githubusercontent.com/kube-vip/kube-vip-cloud-provider/main/manifest/kube-vip-cloud-controller.yaml
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#IP range for loadbalancer services to use
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kubectl create configmap -n kube-system kubevip --from-literal range-global=$lbrange
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# Step 6: Add other Masternodes, note we import the token we extracted from step 3
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for newnode in "${masters[@]}"; do
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ssh -tt $user@$newnode -i ~/.ssh/$certName sudo su <<EOF
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mkdir -p /etc/rancher/rke2
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touch /etc/rancher/rke2/config.yaml
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echo "token: $token" >> /etc/rancher/rke2/config.yaml
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echo "server: https://$master1:9345" >> /etc/rancher/rke2/config.yaml
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echo "tls-san:" >> /etc/rancher/rke2/config.yaml
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echo " - $vip" >> /etc/rancher/rke2/config.yaml
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echo " - $master1" >> /etc/rancher/rke2/config.yaml
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echo " - $master2" >> /etc/rancher/rke2/config.yaml
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echo " - $master3" >> /etc/rancher/rke2/config.yaml
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curl -sfL https://get.rke2.io | sh -
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systemctl enable rke2-server.service
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systemctl start rke2-server.service
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exit
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EOF
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echo -e " \033[32;5mMaster node joined successfully!\033[0m"
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||||
done
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||||
kubectl get nodes
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# Step 7: Add Workers
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for newnode in "${workers[@]}"; do
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ssh -tt $user@$newnode -i ~/.ssh/$certName sudo su <<EOF
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mkdir -p /etc/rancher/rke2
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touch /etc/rancher/rke2/config.yaml
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echo "token: $token" >> /etc/rancher/rke2/config.yaml
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||||
echo "server: https://$vip:9345" >> /etc/rancher/rke2/config.yaml
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echo "node-label:" >> /etc/rancher/rke2/config.yaml
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echo " - worker=true" >> /etc/rancher/rke2/config.yaml
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echo " - longhorn=true" >> /etc/rancher/rke2/config.yaml
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||||
curl -sfL https://get.rke2.io | INSTALL_RKE2_TYPE="agent" sh -
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systemctl enable rke2-agent.service
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systemctl start rke2-agent.service
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exit
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EOF
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echo -e " \033[32;5mMaster node joined successfully!\033[0m"
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||||
done
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||||
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||||
kubectl get nodes
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# Step 8: Install Rancher (Optional - Delete if not required)
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||||
#Install Helm
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||||
curl -fsSL -o get_helm.sh https://raw.githubusercontent.com/helm/helm/main/scripts/get-helm-3
|
||||
chmod 700 get_helm.sh
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||||
./get_helm.sh
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||||
# Add Rancher Helm Repo & create namespace
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helm repo add rancher-latest https://releases.rancher.com/server-charts/latest
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kubectl create namespace cattle-system
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# Install Cert-Manager
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||||
kubectl apply -f https://github.com/cert-manager/cert-manager/releases/download/v1.13.2/cert-manager.crds.yaml
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||||
helm repo add jetstack https://charts.jetstack.io
|
||||
helm repo update
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||||
helm install cert-manager jetstack/cert-manager \
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--namespace cert-manager \
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||||
--create-namespace \
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||||
--version v1.13.2
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||||
kubectl get pods --namespace cert-manager
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||||
|
||||
# Install Rancher
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||||
helm install rancher rancher-latest/rancher \
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--namespace cattle-system \
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||||
--set hostname=rancher.my.org \
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||||
--set bootstrapPassword=admin
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||||
kubectl -n cattle-system rollout status deploy/rancher
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||||
kubectl -n cattle-system get deploy rancher
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||||
# Add Rancher LoadBalancer
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||||
kubectl get svc -n cattle-system
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||||
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 a new issue