feat(websocket): add envs and pilot of redis

charts/open-webui/Chart.yaml

@@ -1,6 +1,6 @@
 apiVersion: v2
 name: open-webui
-version: 5.1.1
+version: 5.2.0
 appVersion: 0.5.4
 home: https://www.openwebui.com/
 icon: >-

charts/open-webui/templates/_helpers.tpl

@@ -152,4 +152,20 @@ Create the service endpoint to use for Pipelines if the subchart is used
 {{- $pipelinesServicePort := .Values.pipelines.service.port | toString }}
 {{- printf "http://%s.%s.svc.%s:%s" (include "pipelines.name" .) (.Release.Namespace) $clusterDomain $pipelinesServicePort }}
 {{- end }}
-{{- end }}
+{{- end }}
+
+{{/*
+Create selector labels to include on chart all websocket resources
+*/}}
+{{- define "websocket.redis.selectorLabels" -}}
+{{ include "base.selectorLabels" . }}
+app.kubernetes.io/component: {{ .Valueswebsocket.redis.name }}
+{{- end }}
+
+{{/*
+Create labels to include on chart all websocket resources
+*/}}
+{{- define "websocket.redis.labels" -}}
+{{ include "base.labels" . }}
+{{ include "websocket.redis.selectorLabels" . }}
+{{- end }}

charts/open-webui/templates/websocket-redis.yaml

@@ -0,0 +1,65 @@
+{{- if .Values.websocket.enabled }}
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: {{ .Values.websocket.redis.name }}
+  namespace: {{ include "open-webui.namespace" . }}
+  labels:
+    {{- include "websocket.redis.labels" . | nindent 4 }}
+    {{- with .Values.websocket.redis.labels }}
+    {{- toYaml . | nindent 4 }}
+    {{- end }}
+  {{- with .Values.websocket.redis.annotations }}
+  annotations:
+    {{- toYaml . | nindent 4 }}
+  {{- end }}
+spec:
+  selector:
+    matchLabels:
+      {{- include "websocket.redis.selectorLabels" . | nindent 4 }}
+  template:
+    metadata:
+      labels:
+        {{- include "websocket.redis.labels" . | nindent 4 }}
+    spec:
+      containers:
+      - name: {{ .Values.websocket.redis.name }}
+        image: "{{ .Values.websocket.redis.image.repository }}:{{ .Values.websocket.redis.image.tag }}"
+        imagePullPolicy: {{ .Values.websocket.redis.image.pullPolicy }}
+        ports:
+        - name: http
+          containerPort: {{ .Values.websocket.redis.port }}
+        securityContext:
+          allowPrivilegeEscalation: false
+          capabilities:
+            drop:
+            - ALL
+          readOnlyRootFilesystem: true
+---
+apiVersion: v1
+kind: Service
+metadata:
+  name: {{ .Values.websocket.redis.name }}
+  namespace: {{ include "open-webui.namespace" . }}
+  labels:
+    {{- include "websocket.redis.labels" . | nindent 4 }}
+    {{- with .Values.websocket.redis.labels }}
+    {{- toYaml . | nindent 4 }}
+    {{- end }}
+  {{- with .Values.websocket.redis.service.annotations }}
+  annotations:
+    {{- toYaml . | nindent 4 }}
+  {{- end }}
+spec:
+  selector:
+    {{- include "websocket.redis.selectorLabels" . | nindent 4 }}
+  type: {{ .Values.websocket.redis.service.type | default "ClusterIP" }}
+  ports:
+  - protocol: TCP
+    name: http
+    port: {{ .Values.websocket.redis.service.port }}
+    targetPort: http
+    {{- if .Values.websocket.redis.service.nodePort }}
+    nodePort: {{ .Values.websocket.redis.service.nodePort | int }}
+    {{- end }}
+{{- end }}

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

@@ -135,6 +135,14 @@ spec:
         - name: "TIKA_SERVER_URL"
           value: http://{{ .Chart.Name }}-tika:9998
         {{- end }}
+        {{- if .Values.websocket.enabled }}
+        - name: "ENABLE_WEBSOCKET_SUPPORT"
+          value: "True"
+        - name: "WEBSOCKET_MANAGER"
+          value: {{ .Values.websocket.manager | default "redis" | quote }}
+        - name: "WEBSOCKET_REDIS_URL"
+          value: {{ .Values.websocket.url | quote }}
+        {{- end }}
         tty: true
       {{- with .Values.nodeSelector }}
       nodeSelector:

charts/open-webui/values.yaml

@@ -32,6 +32,43 @@ tika:
 # -- A list of Ollama API endpoints. These can be added in lieu of automatically installing the Ollama Helm chart, or in addition to it.
 ollamaUrls: []
 
+websocket:
+  # -- Enables websocket support in Open WebUI with env `ENABLE_WEBSOCKET_SUPPORT`
+  enabled: false
+  # -- Specifies the websocket manager to use with env `WEBSOCKET_MANAGER`: redis (default)
+  manager: redis
+  # -- Specifies the URL of the Redis instance for websocket communication
+  url: redis://websocket-redis:6379/0
+  # -- Deploys a redis
+  redis:
+    # -- Enable redis installation
+    enabled: true
+    # -- Redis name
+    name: websocket-redis
+    # -- Redis labels
+    labels: {}
+    # -- Redis annotations
+    annotations: {}
+    # -- Redis image
+    image:
+      repository: redis
+      tag: 7.4.2-alpine3.21
+      pullPolicy: IfNotPresent
+    # -- Redis service
+    service:
+      # -- Redis container/target port
+      containerPort: 6379
+      # -- Redis service type
+      type: ClusterIP
+      # -- Redis service labels
+      labels: {}
+      # -- Redis service annotations
+      annotations: {}
+      # -- Redis service port
+      port: 6379
+      # -- Redis service node port
+      nodePort: ""
+
 # -- Value of cluster domain
 clusterDomain: cluster.local