One chart whose values.yaml is a near-literal transcription of infra/docker-compose.yml, rendered by three generic templates (Deployment, Job, Service) over a `workloads` map — so the two stacks can be diffed by eye instead of by archaeology, and adding a service is a values edit. Platform-forced deviations, each commented where it appears: - `args`, never `command`: compose replaces the image CMD, Kubernetes replaces the ENTRYPOINT. The chart fails to render on `command`, because the symptom (postgres refusing to run as root, Keycloak exec-ing `start-dev`) is nothing like the cause. - The four Django services apply their own setup_configuration in the web pod rather than in a separate init Job: both scripts migrate, and without compose's depends_on they race the same database. - OpenZaak and Objecten are addressed by service FQDN, because Django rejects a single-label host in a URL — the reason compose passes container IPs around. - NodePorts, no ingress; databases are emptyDir until persistence.storageClass is set, so the stack comes up on a cluster with no CSI driver. The upstream config inputs stay in the repo and become ConfigMaps via infra/helm/seed-configmaps.sh — the Kubernetes sibling of infra/seed-config.sh — so the compose stack and the chart cannot fork. infra/helm/registry.yaml runs an in-cluster registry because Talos cannot side-load an image and a laptop-side one needs a root-level firewall change.
23 lines
633 B
YAML
23 lines
633 B
YAML
{{- if .Values.persistence.storageClass }}
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{{- range $name, $w := .Values.workloads }}
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{{- if and (ne $w.enabled false) $w.data }}
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---
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apiVersion: v1
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kind: PersistentVolumeClaim
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metadata:
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name: {{ $name }}-data
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labels:
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{{- include "big.labels" (dict "root" $ "name" $name) | nindent 4 }}
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# Keep the databases when the release is uninstalled; `make k8s-purge` drops them.
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annotations:
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helm.sh/resource-policy: keep
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spec:
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accessModes: [ReadWriteOnce]
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storageClassName: {{ $.Values.persistence.storageClass }}
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resources:
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requests:
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storage: {{ $w.data.size | default "2Gi" }}
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{{- end }}
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{{- end }}
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{{- end }}
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