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Persistent Storage with Existing Claim and other improvments (memgraph#26)
Added features: NodeAffinity ImagePullSecrets Version bump to 2.17 Added User, Password ENV Added Enterprise License and Organization ENV Probes (Liveliness, readiness, and startup) --------- Co-authored-by: Ante Javor <ante.javor@memgraph.io>
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‎charts/memgraph/README.md

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@@ -27,25 +27,51 @@ The following table lists the configurable parameters of the Memgraph chart and
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| `image.repository` | Memgraph Docker image repository | `memgraph/memgraph` |
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| `image.tag` | Specific tag for the Memgraph Docker image. Overrides the image tag whose default is chart version. | `""` (Defaults to chart's app version) |
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| `image.pullPolicy` | Image pull policy | `IfNotPresent` |
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| `useImagePullSecrets` | Override the default imagePullSecrets | `false` |
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| `imagePullSecrets` | Specify image pull secrets | `- name: regcred` |
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| `replicaCount` | Number of Memgraph instances to run. Note: no replication or HA support. | `1` |
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| `service.type` | Kubernetes service type | `NodePort` |
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| `service.port` | Kubernetes service port | `7687` |
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| `service.targetPort` | Kubernetes service target port | `7687` |
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| `service.protocol` | Protocol used by the service | `TCP` |
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| `affinity.nodeKey` | Key for node affinity (Preferred) | `""` |
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| `affinity.nodeValue` | Value for node affinity (Preferred) | `""` |
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| `service.type` | Kubernetes service type | `ClusterIP` |
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| `service.enableBolt` | Enable Bolt protocol | `true` |
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| `service.boltPort` | Bolt protocol port | `7687` |
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| `service.boltProtocol` | Protocol used by Bolt | `TCP` |
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| `service.enableWebsocketMonitoring` | Enable WebSocket monitoring | `false` |
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| `service.websocketPortMonitoring` | WebSocket monitoring port | `7444` |
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| `service.websocketPortMonitoringProtocol` | Protocol used by WebSocket monitoring | `TCP` |
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| `service.enableHttpMonitoring` | Enable HTTP monitoring | `false` |
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| `service.httpPortMonitoring` | HTTP monitoring port | `9091` |
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| `service.httpPortMonitoringProtocol` | Protocol used by HTTP monitoring | `http` |
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| `service.annotations` | Annotations to add to the service | `{}` |
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| `persistentVolumeClaim.storagePVC` | Enable persistent volume claim for storage | `true` |
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| `persistentVolumeClaim.storagePVCClassName` | Storage class name for the persistent volume claim for storage. If not specified, default used. | `""` |
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| `persistentVolumeClaim.storagePVCSize` | Size of the persistent volume claim for storage | `1Gi` |
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| `persistentVolumeClaim.logPVC` | Enable persistent volume claim for logs | `true` |
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| `persistentVolumeClaim.logPVCClassName` | Storage class name for the persistent volume claim for logs. If not specified, default used. | `""` |
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| `persistentVolumeClaim.logPVCSize` | Size of the persistent volume claim for logs | `256Mi` |
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| `persistentVolumeClaim.createStorageClaim` | Enable creation of a Persistent Volume Claim for storage | `true` |
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| `persistentVolumeClaim.storageClassName` | Storage class name for the persistent volume claim | `""` |
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| `persistentVolumeClaim.storageSize` | Size of the persistent volume claim for storage | `10Gi` |
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| `persistentVolumeClaim.existingClaim` | Use an existing Persistent Volume Claim | `memgraph-0` |
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| `persistentVolumeClaim.storageVolumeName` | Name of an existing Volume to create a PVC for | `""` |
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| `persistentVolumeClaim.createLogStorage` | Enable creation of a Persistent Volume Claim for logs | `true` |
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| `persistentVolumeClaim.logStorageClassName` | Storage class name for the persistent volume claim for logs | `""` |
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| `persistentVolumeClaim.logStorageSize` | Size of the persistent volume claim for logs | `1Gi` |
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| `memgraphConfig` | List of strings defining Memgraph configuration settings | `["--also-log-to-stderr=true"]` |
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| `memgraphUser` | User for the Memgraph database | `""` |
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| `memgraphPassword` | Password for the Memgraph database | `""` |
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| `memgraphEnterpriseLicense` | Memgraph Enterprise License | `""` |
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| `memgraphOrganizationName` | Organization name for Memgraph Enterprise License | `""` |
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| `statefulSetAnnotations` | Annotations to add to the stateful set | `{}` |
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| `podAnnotations` | Annotations to add to the pod | `{}` |
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| `resources` | CPU/Memory resource requests/limits. Left empty by default. | `{}` (See note on uncommenting) |
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| `resources` | CPU/Memory resource requests/limits. Left empty by default. | `{}` |
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| `serviceAccount.create` | Specifies whether a service account should be created | `true` |
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| `serviceAccount.annotations` | Annotations to add to the service account | `{}` |
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| `serviceAccount.name` | The name of the service account to use. If not set and create is true, a name is generated. | `""` |
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| `container.terminationGracePeriodSeconds` | Grace period for pod termination | `1800` |
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| `probes.liveliness.initialDelaySeconds` | Initial delay for liveliness probe | `10` |
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| `probes.liveliness.periodSeconds` | Period seconds for liveliness probe | `60` |
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| `probes.liveliness.failureThreshold` | Failure threshold for liveliness probe | `3` |
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| `probes.readiness.initialDelaySeconds` | Initial delay for readiness probe | `10` |
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| `probes.readiness.periodSeconds` | Period seconds for readiness probe | `30` |
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| `probes.readiness.failureThreshold` | Failure threshold for readiness probe | `3` |
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| `probes.startup.initialDelaySeconds` | Initial delay for startup probe | `10` |
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| `probes.startup.periodSeconds` | Period seconds for startup probe | `10` |
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| `probes.startup.failureThreshold` | Failure threshold for startup probe | `30` |
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**Note:** It's often recommended not to specify default resources and leave it as a conscious choice for the user. If you want to specify resources, uncomment the following lines in your `values.yaml`, adjust them as necessary:
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memgraphConfig:
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- "--also-log-to-stderr=true"
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- "--log-level=TRACE"
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- "--log-file=''"
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```
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For all available database settings, refer to the [Configuration settings reference guide](https://memgraph.com/docs/memgraph/reference-guide/configuration).

‎charts/memgraph/templates/service.yaml

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spec:
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type: {{ .Values.service.type }}
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ports:
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- port: {{ .Values.service.port }}
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targetPort: {{ .Values.service.targetPort}}
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protocol: {{ .Values.service.protocol }}
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name: bolt
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{{- if .Values.service.boltPort }}
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- port: {{ .Values.service.boltPort }}
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targetPort: {{ .Values.service.boltPort }}
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protocol: {{ .Values.service.boltProtocol }}
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name: bolt-port
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{{- end }}
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{{- if .Values.service.enableWebsocketMonitoring }}
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- port: {{ .Values.service.websocketPortMonitoring }}
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targetPort: {{ .Values.service.websocketPortMonitoring }}
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protocol: {{ .Values.service.websocketPortMonitoringProtocol }}
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name: websocket-monitoring-port
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{{- end }}
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{{- if .Values.service.enableHttpMonitoring }}
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- port: {{ .Values.service.httpPortMonitoring }}
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targetPort: {{ .Values.service.httpPortMonitoring }}
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protocol: {{ .Values.service.httpPortMonitoringProtocol }}
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name: http-monitoring-port
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{{- end }}
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selector:
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{{- include "memgraph.selectorLabels" . | nindent 4 }}

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