Attaching the webhook-cert emptydir mount#331
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… writtable /tmp, cert creation will fail otherwise.
geoffrey1330
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Jul 15, 2026
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Pull request overview
This PR updates the Helm deployment manifest for simplyblock-operator to ensure the controller-runtime webhook serving certificate can be written at runtime even when the container is configured with readOnlyRootFilesystem: true (and /tmp is therefore not writable).
Changes:
- Add an
emptyDirvolume (webhook-certs) and mount it at/tmp/k8s-webhook-server/serving-certsso webhook cert generation can succeed on read-only root filesystems. - Restructure
volumeMounts:/volumes:blocks so the webhook cert mount is always present, while existing TLS-related mounts remain conditional.
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| {{- if .Values.tls.enabled }} | ||
| {{- include "simplyblock.tlsVolumeMount" . | nindent 12 }} | ||
| {{- end }} | ||
| {{- end }} |
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| {{- if .Values.tls.enabled }} | ||
| {{- include "simplyblock.clientTlsVolume" (dict "ctx" . "clientSecret" "simplyblock-operator-client-tls") | nindent 8 }} | ||
| {{- end }} | ||
| {{- end }} |
boddumanohar
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I think the comments from copilot are meaningful and make sense to implement them.
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On systems without writtable /tmp, cert creation will fail otherwise.