KubeZero/admin/v1.23/pre-upgrade.sh

53 lines
2.1 KiB
Bash

#!/bin/bash
# Migrate addons and network values from local kubeadm-values.yaml on controllers into CM
# - enable cilium
# Create emtpy CM if not exists yet
kubectl get cm -n kube-system kubezero-values || \
kubectl create configmap -n kube-system kubezero-values
kubectl get cm -n kube-system kubeadm-values || \
kubectl create configmap -n kube-system kubeadm-values
# tweak local kubeadm for upgrade later on
yq eval -i '.global.clusterName = strenv(CLUSTERNAME) |
.global.highAvailable = env(HIGHAVAILABLE)' \
${HOSTFS}/etc/kubernetes/kubeadm-values.yaml
# extract network
yq e '.network |
.cilium.enabled = true |
.calico.enabled = true |
.multus.enabled = true |
.multus.defaultNetworks = ["cilium"] |
.cilium.cluster.name = strenv(CLUSTERNAME) |
{"network": .}' ${HOSTFS}/etc/kubernetes/kubeadm-values.yaml > $WORKDIR/network-values.yaml
# get current argo cd values
kubectl get application kubezero -n argocd -o yaml | yq '.spec.source.helm.values' > ${WORKDIR}/argo-values.yaml
# merge all into new CM and set new minimal addons
yq ea '. as $item ireduce ({}; . * $item ) |
.global.clusterName = strenv(CLUSTERNAME) |
.global.highAvailable = env(HIGHAVAILABLE) |
.addons.clusterBackup.image.tag = "v1.23" ' ${WORKDIR}/network-values.yaml $WORKDIR/argo-values.yaml > $WORKDIR/kubezero-pre-values.yaml
# tumble new config through migrate.py
cat $WORKDIR/kubezero-pre-values.yaml | migrate_argo_values.py > $WORKDIR/kubezero-values.yaml
# Update kubezero-values CM
kubectl get cm -n kube-system kubezero-values -o=yaml | \
yq e '.data."values.yaml" |= load_str("/tmp/kubezero/kubezero-values.yaml")' | \
kubectl replace -f -
# update argo app
kubectl get application kubezero -n argocd -o yaml | \
kubezero_chart_version=$(yq .version /charts/kubezero/Chart.yaml) \
yq '.spec.source.helm.values |= load_str("/tmp/kubezero/kubezero-values.yaml") | .spec.source.targetRevision = strenv(kubezero_chart_version)' | \
kubectl apply -f -
# finally remove annotation to allow argo to sync again
kubectl patch app kubezero -n argocd --type json -p='[{"op": "remove", "path": "/metadata/annotations"}]'