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Merged
as51340 merged 2 commits into from
Aug 25, 2026
Merged

feat: Add per-instance HA volumes #281

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32030f1
feat: Add per-instance HA volumes
as51340 Aug 21, 2026
0e40884
testing: Add PVC example
as51340 Aug 21, 2026
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6 changes: 6 additions & 0 deletions charts/memgraph-high-availability/templates/coordinators.yaml
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Original file line number Diff line number Diff line change
Expand Up @@ -305,6 +305,9 @@ spec:
{{- with $.Values.storage.coordinators.extraVolumeMounts }}
{{- toYaml . | nindent 10 }}
{{- end }}
{{- with $coordinator.extraVolumeMounts }}
{{- toYaml . | nindent 10 }}
{{- end }}
securityContext:
allowPrivilegeEscalation: false
capabilities:
Expand Down Expand Up @@ -359,6 +362,9 @@ spec:
{{- if $.Values.storage.coordinators.extraVolumes }}
{{- tpl (toYaml $.Values.storage.coordinators.extraVolumes) $ | nindent 6 }}
{{- end }}
{{- if $coordinator.extraVolumes }}
{{- tpl (toYaml $coordinator.extraVolumes) $ | nindent 6 }}
{{- end }}

volumeClaimTemplates:
- apiVersion: v1
Expand Down
6 changes: 6 additions & 0 deletions charts/memgraph-high-availability/templates/data.yaml
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Expand Up @@ -301,6 +301,9 @@ spec:
{{- with $.Values.storage.data.extraVolumeMounts }}
{{- toYaml . | nindent 10 }}
{{- end }}
{{- with $data.extraVolumeMounts }}
{{- toYaml . | nindent 10 }}
{{- end }}
securityContext:
allowPrivilegeEscalation: false
capabilities:
Expand Down Expand Up @@ -355,6 +358,9 @@ spec:
{{- if $.Values.storage.data.extraVolumes }}
{{- tpl (toYaml $.Values.storage.data.extraVolumes) $ | nindent 6 }}
{{- end }}
{{- if $data.extraVolumes }}
{{- tpl (toYaml $data.extraVolumes) $ | nindent 6 }}
{{- end }}

volumeClaimTemplates:
- apiVersion: v1
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14 changes: 14 additions & 0 deletions charts/memgraph-high-availability/values.yaml
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Original file line number Diff line number Diff line change
Expand Up @@ -476,6 +476,10 @@ data:
volumeSnapshotName: data-0-snap # Used only if restoreDataFromSnapshot is set to true
internalAccessAnnotations: {} # Per-instance annotations for internal ClusterIP service
externalAccessAnnotations: {} # Per-instance annotations for external access service (merged with externalAccessConfig.dataInstance.annotations, per-instance takes precedence)
# Optional volumes mounted only by this data instance. Supports Helm templating (e.g. {{ .Release.Name }}).
extraVolumes: []
# Optional mounts for this data instance. Names must match extraVolumes entries.
extraVolumeMounts: []
tls:
bolt:
enabled: false
Expand All @@ -502,6 +506,8 @@ data:
volumeSnapshotName: data-1-snap
internalAccessAnnotations: {}
externalAccessAnnotations: {}
extraVolumes: []
extraVolumeMounts: []
tls:
bolt:
enabled: false
Expand All @@ -523,6 +529,10 @@ coordinators:
volumeSnapshotName: coord-1-snap
internalAccessAnnotations: {}
externalAccessAnnotations: {}
# Optional volumes mounted only by this coordinator. Supports Helm templating (e.g. {{ .Release.Name }}).
extraVolumes: []
# Optional mounts for this coordinator. Names must match extraVolumes entries.
extraVolumeMounts: []
tls:
bolt:
enabled: false
Expand All @@ -542,6 +552,8 @@ coordinators:
volumeSnapshotName: coord-2-snap
internalAccessAnnotations: {}
externalAccessAnnotations: {}
extraVolumes: []
extraVolumeMounts: []
tls:
bolt:
enabled: false
Expand All @@ -561,6 +573,8 @@ coordinators:
volumeSnapshotName: coord-3-snap
internalAccessAnnotations: {}
externalAccessAnnotations: {}
extraVolumes: []
extraVolumeMounts: []
tls:
bolt:
enabled: false
Expand Down
13 changes: 13 additions & 0 deletions examples/pvc_import.yaml
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Original file line number Diff line number Diff line change
@@ -0,0 +1,13 @@
apiVersion: v1
kind: PersistentVolumeClaim
metadata:
name: pvc-csv-import
namespace: memgraph
annotations:
helm.sh/resource-policy: keep
spec:
accessModes:
- ReadWriteOnce
resources:
requests:
storage: 1Gi
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