73 lines
2.4 KiB
Bash
73 lines
2.4 KiB
Bash
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#!/bin/bash
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# Migrate addons and network values from local kubeadm-values.yaml on controllers into CM
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# - remove secrets from addons
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# - enable cilium
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# Create kubeadm-values CM if not available
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kubectl get cm -n kube-system kubeadm-values || \
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kubectl create configmap -n kube-system kubeadm-values
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kubectl get cm -n kube-system kubezero-values || \
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kubectl create configmap -n kube-system kubezero-values
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# tweak local kubeadm for upgrade later on
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yq eval -i '.global.clusterName = strenv(CLUSTERNAME) |
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.global.highAvailable = env(HIGHAVAILABLE)' \
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${HOSTFS}/etc/kubernetes/kubeadm-values.yaml
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# extract addons
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yq e '.addons |
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del .clusterBackup.repository |
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del .clusterBackup.password |
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.clusterBackup.image.tag = strenv(KUBE_VERSION) |
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{"addons": .}' ${HOSTFS}/etc/kubernetes/kubeadm-values.yaml > $WORKDIR/addons-values.yaml
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# extract network
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yq e '.network |
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.cilium.enabled = true |
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.multus.defaultNetworks = ["cilium"] |
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.cilium.cluster.name = strenv(CLUSTERNAME) |
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{"network": .}' ${HOSTFS}/etc/kubernetes/kubeadm-values.yaml > $WORKDIR/network-values.yaml
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# get current argo cd values
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kubectl get application kubezero -n argocd -o yaml | yq .spec.source.helm.values > ${WORKDIR}/argo-values.yaml
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# merge all into new CM
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yq ea '. as $item ireduce ({}; . * $item ) |
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.global.clusterName = strenv(CLUSTERNAME) |
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.global.highAvailable = env(HIGHAVAILABLE)' $WORKDIR/addons-values.yaml ${WORKDIR}/network-values.yaml $WORKDIR/argo-values.yaml > $WORKDIR/kubezero-values.yaml
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# Update kubezero-values CM
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kubectl get cm -n kube-system kubezero-values -o=yaml | \
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yq e '.data."values.yaml" |= load_str("/tmp/kubezero/kubezero-values.yaml")' | \
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kubectl replace -f -
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kubezero_chart_version=$(yq .version /charts/kubezero/Chart.yaml)
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# update argo app, create new from scratch as Argo is really picky being patched
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# autosync DISABLED !!!
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cat > $WORKDIR/kube-argo.yaml <<EOF
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apiVersion: argoproj.io/v1alpha1
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kind: Application
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metadata:
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name: kubezero
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namespace: argocd
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spec:
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project: kubezero
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source:
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repoURL: https://cdn.zero-downtime.net/charts
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chart: kubezero
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targetRevision: $kubezero_chart_version
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destination:
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server: https://kubernetes.default.svc
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namespace: argocd
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syncPolicy: {}
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EOF
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yq eval -i '.spec.source.helm.values |= load_str("/tmp/kubezero/kubezero-values.yaml")' $WORKDIR/kube-argo.yaml
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kubectl apply -f $WORKDIR/kube-argo.yaml
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