khuedoan-homelab/experimental/cluster-api/bootstrap.sh
2021-08-20 19:05:19 +07:00

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#!/bin/sh
set -euo pipefail
# Create ephemeral cluster
kind create cluster \
--wait 60s \
--kubeconfig ephemeral-cluster/kind-kubeconfig.yaml \
--config ephemeral-cluster/kind.yaml
export KUBECONFIG="$PWD/ephemeral-cluster/kind-kubeconfig.yaml"
# Install Sidero
clusterctl init \
--bootstrap talos \
--control-plane talos \
--infrastructure sidero \
--config clusterctl.yaml
# Create DHCP server
# kubectl create configmap dhcp-server \
# --from-file dhcp-server/dhcpd.conf
# kubectl apply \
# --filename dhcp-server/deployment.yaml
docker run --detach \
--name bootstrap-dhcp-server \
--network=host \
--volume $PWD/dhcp-server/dhcpd.conf:/data/dhcpd.conf \
networkboot/dhcpd:1.1.0
# Wait for all pods to be ready
kubectl wait pods \
--all \
--all-namespaces \
--timeout 300s \
--for=condition=Ready
# Apply server classes
kubectl apply \
--filename serverclasses/
# Waker servers up
wol '00:23:24:d1:f3:f0'
# Create cluster
while true; do
kubectl get server --output jsonpath='{.items[0].status.addresses[?(@.type=="InternalIP")].address}' && break
done
export CONTROL_PLANE_ENDPOINT=$(kubectl get server \
--output jsonpath='{.items[0].status.addresses[?(@.type=="InternalIP")].address}') && break
clusterctl config cluster \
--infrastructure sidero \
--config clusterctl.yaml \
homelab | kubectl apply --filename -
# Get kube config
while true; do
clusterctl get kubeconfig homelab > cluster/homelab-kubeconfig.yaml && break
done
export KUBECONFIG="$PWD/cluster/homelab-kubeconfig.yaml"
while true; do
kubectl cluster-info && break
done
# TODO Untaint master node
# kubectl taint node node-role.kubernetes.io/master:NoSchedule-
# Pivot Sidero to new cluster
clusterctl init \
--bootstrap talos \
--control-plane talos \
--infrastructure sidero \
--kubeconfig cluster/homelab-kubeconfig.yaml \
--config clusterctl.yaml
clusterctl move \
--kubeconfig=ephemeral-cluster/kind-kubeconfig.yaml \
--to-kubeconfig=cluster/homelab-kubeconfig.yaml
# Cleanup ephemeral cluster
kind delete cluster --name bootstrap-cluster
rm ephemeral-cluster/kind-kubeconfig.yaml
docker rm --force bootstrap-dhcp-server
# TODO Scale the cluster up
# wol '00:23:24:d1:f4:d6'
# wol '00:23:24:d1:f5:69'
# wol '00:23:24:e7:04:60'
# clusterctl config cluster \
# --infrastructure sidero \
# --config clusterctl.yaml \
# --config clusterctl.yaml \
# --worker-machine-count 3 \
# homelab > cluster/homelab.yaml
# kubectl apply --filename cluster/homelab.yaml