feat: add storage provider support in open-webui chart

charts/open-webui/README.md

@@ -144,8 +144,20 @@ helm upgrade --install open-webui open-webui/open-webui
 | openaiBaseApiUrls | list | `[]` | OpenAI base API URLs to use. Overwrites the value in openaiBaseApiUrl if set |
 | persistence.accessModes | list | `["ReadWriteOnce"]` | If using multiple replicas, you must update accessModes to ReadWriteMany |
 | persistence.annotations | object | `{}` |  |
+| persistence.azure.container | string | `""` | Sets the container name for Azure Storage |
+| persistence.azure.endpointUrl | string | `nil` | Sets the endpoint URL for Azure Storage |
+| persistence.azure.key | string | `""` | Set the access key for Azure Storage. Optional - if not provided, credentials will be taken from the environment. User credentials if run locally and Managed Identity if run in Azure services |
 | persistence.enabled | bool | `true` |  |
 | persistence.existingClaim | string | `""` | Use existingClaim if you want to re-use an existing Open WebUI PVC instead of creating a new one |
+| persistence.gcs.appCredentialsJson | string | `""` | Contents of Google Application Credentials JSON file. Optional - if not provided, credentials will be taken from the environment. User credentials if run locally and Google Metadata server if run on a Google Compute Engine. File can be generated for a service account following this guide: https://developers.google.com/workspace/guides/create-credentials#service-account |
+| persistence.gcs.bucket | string | `""` | Sets the bucket name for Google Cloud Storage. Bucket must already exist |
+| persistence.provider | string | `"local"` | Sets the storage provider, availables values are `local`, `s3`, `gcs` or `azure` |
+| persistence.s3.accessKey | string | `""` | Sets the access key ID for S3 storage |
+| persistence.s3.bucket | string | `""` | Sets the bucket name for S3 storage |
+| persistence.s3.endpointUrl | string | `""` | Sets the endpoint url for S3 storage |
+| persistence.s3.keyPrefix | string | `""` | Sets the key prefix for a S3 object |
+| persistence.s3.region | string | `""` | Sets the region name for S3 storage |
+| persistence.s3.secretKey | string | `""` | Sets the secret access key for S3 storage |
 | persistence.selector | object | `{}` |  |
 | persistence.size | string | `"2Gi"` |  |
 | persistence.storageClass | string | `""` |  |

charts/open-webui/templates/pvc.yaml

@@ -1,4 +1,4 @@
-{{- if and .Values.persistence.enabled (not .Values.persistence.existingClaim) }}
+{{- if and .Values.persistence.enabled (not .Values.persistence.existingClaim) (eq .Values.persistence.provider "local") }}
 apiVersion: v1
 kind: PersistentVolumeClaim
 metadata:

charts/open-webui/templates/workload-manager.yaml

@@ -1,5 +1,5 @@
 apiVersion: apps/v1
-{{- if .Values.persistence.enabled }}
+{{- if and .Values.persistence.enabled (eq .Values.persistence.provider "local") }}
 kind: StatefulSet
 {{- else }}
 kind: Deployment
@@ -15,14 +15,14 @@ metadata:
   {{- end }}
 spec:
   replicas: {{ .Values.replicaCount }}
-  {{- if .Values.persistence.enabled }}
+  {{- if and .Values.persistence.enabled (eq .Values.persistence.provider "local") }}
   serviceName: {{ include "open-webui.name" . }}
   {{- end }}
   selector:
     matchLabels:
       {{- include "open-webui.selectorLabels" . | nindent 6 }}
   {{- if .Values.strategy }}
-  {{- if .Values.persistence.enabled }}
+  {{- if and .Values.persistence.enabled (eq .Values.persistence.provider "local") }}
   updateStrategy:
     {{- toYaml .Values.strategy | nindent 4 }}
   {{- else }}
@@ -156,6 +156,38 @@ spec:
         - name: "TIKA_SERVER_URL"
           value: http://{{ .Chart.Name }}-tika:9998
         {{- end }}
+        {{- if eq .Values.persistence.provider "s3" }}
+        - name: "STORAGE_PROVIDER"
+          value: {{ .Values.persistence.provider }}
+        - name: "S3_ACCESS_KEY_ID"
+          value: {{ .Values.persistence.s3.accessKey }}
+        - name: "S3_SECRET_ACCESS_KEY"
+          value: {{ .Values.persistence.s3.secretKey }}
+        - name: "S3_ENDPOINT_URL"
+          value: {{ .Values.persistence.s3.endpointUrl }}
+        - name: "S3_BUCKET_NAME"
+          value: {{ .Values.persistence.s3.bucket }}
+        - name: "S3_REGION_NAME"
+          value: {{ .Values.persistence.s3.region }}
+        - name: "S3_KEY_PREFIX"
+          value: {{ .Values.persistence.s3.keyPrefix }}
+        {{- else if eq .Values.persistence.provider "gcs" }}
+        - name: "STORAGE_PROVIDER"
+          value: {{ .Values.persistence.provider }}
+        - name: "GOOGLE_APPLICATION_CREDENTIALS_JSON"
+          value: {{ .Values.persistence.gcs.appCredentialsJson }}
+        - name: "GCS_BUCKET_NAME"
+          value: {{ .Values.persistence.gcs.bucket }}
+        {{- else if eq .Values.persistence.provider "azure" }}
+        - name: "STORAGE_PROVIDER"
+          value: {{ .Values.persistence.provider }}
+        - name: "AZURE_STORAGE_ENDPOINT"
+          value: {{ .Values.persistence.azure.endpointUrl }}
+        - name: "AZURE_STORAGE_CONTAINER_NAME"
+          value: {{ .Values.persistence.azure.container }}
+        - name: "AZURE_STORAGE_KEY"
+          value: {{ .Values.persistence.azure.key }}
+        {{- end }}
         {{- if .Values.websocket.enabled }}
         - name: "ENABLE_WEBSOCKET_SUPPORT"
           value: "True"
@@ -264,7 +296,7 @@ spec:
       - name: data
         persistentVolumeClaim:
           claimName: {{ .Values.persistence.existingClaim }}
-      {{- else if not .Values.persistence.enabled }}
+      {{- else if or (not .Values.persistence.enabled) (not (eq .Values.persistence.provider "local")) }}
       - name: data
         emptyDir: {}
       {{- else if and .Values.persistence.enabled (not .Values.persistence.existingClaim) }}

charts/open-webui/values.yaml

@@ -211,6 +211,33 @@ persistence:
   storageClass: ""
   selector: {}
   annotations: {}
+  # -- Sets the storage provider, availables values are `local`, `s3`, `gcs` or `azure`
+  provider: local
+  s3:
+    # -- Sets the access key ID for S3 storage
+    accessKey: ""
+    # -- Sets the secret access key for S3 storage
+    secretKey: ""
+    # -- Sets the endpoint url for S3 storage
+    endpointUrl: ""
+    # -- Sets the region name for S3 storage
+    region:	""
+    # -- Sets the bucket name for S3 storage
+    bucket:	""
+    # -- Sets the key prefix for a S3 object
+    keyPrefix: ""
+  gcs:
+    # -- Contents of Google Application Credentials JSON file. Optional - if not provided, credentials will be taken from the environment. User credentials if run locally and Google Metadata server if run on a Google Compute Engine. File can be generated for a service account following this guide: https://developers.google.com/workspace/guides/create-credentials#service-account
+    appCredentialsJson: ""
+    # -- Sets the bucket name for Google Cloud Storage. Bucket must already exist
+    bucket: ""
+  azure:
+    # -- Sets the endpoint URL for Azure Storage
+    endpointUrl:
+    # -- Sets the container name for Azure Storage
+    container: ""
+    # -- Set the access key for Azure Storage. Optional - if not provided, credentials will be taken from the environment. User credentials if run locally and Managed Identity if run in Azure services
+    key: ""
 
 # -- Node labels for pod assignment.
 nodeSelector: {}