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Added script to handle upgrading talos

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Signed-off-by: Marcus Noble <github@marcusnoble.co.uk>
This commit is contained in:
Marcus Noble 2024-06-24 10:26:01 +01:00
parent 79fd63ec78
commit 1e6b1a9c92
Signed by: AverageMarcus
GPG Key ID: B8F2DB8A7AEBAF78
1 changed files with 71 additions and 0 deletions
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home/.bin/talos-upgrade Executable file
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#!/usr/bin/env bash
source .utils
set -e
if [[ "${TALOSCONFIG}" == "" ]]; then
echo "You need to set TALOSCONFIG before running this"
exit 1
fi
LATEST_RELEASE=$(curl --silent https://api.github.com/repos/siderolabs/talos/releases | jq -r '.[0]')
TALOS_VERSION="$(jq --argjson LATEST_RELEASE "$LATEST_RELEASE" -c -n -r '$LATEST_RELEASE.tag_name')"
KUBERNETES_VERSION="$(jq --argjson LATEST_RELEASE "$LATEST_RELEASE" -c -n -r '$LATEST_RELEASE.body | match("registry.k8s.io/kube-apiserver:v([0-9\\.]+)") | .captures[0].string')"
blue "TALOS_VERSION = ${TALOS_VERSION}"
blue "KUBERNETES_VERSION = ${KUBERNETES_VERSION}"
echo ""
blue "ISO URL: https://github.com/siderolabs/talos/releases/download/${TALOS_VERSION}/metal-amd64.iso"
echo ""
kubectl cluster-info
echo ""
printf "Continue? (y/n): "
read CONFIRM
if [[ "${CONFIRM}" != "y" ]]; then
exit 1
fi
echo ""
blue "Ensuring talosctl is up-to-date..."
brew upgrade siderolabs/tap/talosctl
CONTROL_PLANE="$(talosctl get nodetaintspec -o json | jq -r '.node')"
WORKERS=( $(talosctl get nodeips -o json | jq -r '.node | select(. != "'${CONTROL_PLANE}'")'))
echo ""
kubectl get no -o wide
echo ""
blue "Upgrading the control plane first..."
talosctl upgrade --image ghcr.io/siderolabs/installer:${TALOS_VERSION} --preserve=true --nodes ${CONTROL_PLANE}
echo ""
blue "Upgrading the worker nodes..."
SLEEP="10"
for NODE in "${WORKERS[@]}"
do
talosctl upgrade --image ghcr.io/siderolabs/installer:${TALOS_VERSION} --preserve=true --nodes ${NODE}
italic "Waiting for ${SLEEP} seconds to let pods settle..."
sleep ${SLEEP}
done
echo ""
kubectl get no -o wide
# Only the control plane requires the k8s version upgrading, the workers are done as part of the OS upgrade
echo ""
blue "Upgrading Kubernetes..."
talosctl upgrade-k8s --nodes ${CONTROL_PLANE} --to ${KUBERNETES_VERSION}
echo ""
kubectl get no -o wide
echo ""
orange "🎉 Upgrade Complete! 🎉"
echo ""
blue "ISO URL: https://github.com/siderolabs/talos/releases/download/${TALOS_VERSION}/metal-amd64.iso"