feat(redis): Allow chart to deploy its own redis

Author: Joseph Moukarzel

charts/plumber/Chart.lock

@@ -0,0 +1,6 @@
+dependencies:
+- name: redis
+  repository: https://charts.bitnami.com/bitnami
+  version: 25.3.9
+digest: sha256:b73bce4f620c0eb4c95400630198c7fbb2dcd542c682a924f0b52c7e611ae000
+generated: "2026-04-02T14:27:22.689377+02:00"

charts/plumber/Chart.yaml

@@ -14,3 +14,8 @@ maintainers:
     email: thomas@getplumber.io
   - name: Totara-thib
     email: thibaud@getplumber.io
+dependencies:
+  - name: redis
+    version: "~25"
+    repository: https://charts.bitnami.com/bitnami
+    condition: redis.deploy

charts/plumber/templates/deployment.yaml

@@ -118,6 +118,7 @@ spec:
               value: "{{ $.Values.redis.custom.user }}"
             - name: JOBS_REDIS_SET_NAMESPACES_TTL
               value: "30s"
+
             - name: GITLEAKS_PATH
               value: "/opt/gitleaks"
 
@@ -213,7 +214,7 @@ spec:
             name: {{ .configMapName | default "plumber-ca-certificates" }}
           {{- else }}
           emptyDir:
-            sizeLimit: 1Ki
+            sizeLimit: 1Mi
           {{- end }}
         {{- end }}
 

charts/plumber/tests/deployment_test.yaml

@@ -20,7 +20,7 @@ tests:
           content:
             name: ca-certificates
             emptyDir:
-              sizeLimit: 1Ki
+              sizeLimit: 1Mi
 
   - it: Deployments should bind to an external secret if .existingSecret is set
     set:

charts/plumber/values.yaml

@@ -260,8 +260,35 @@ postgresql:
       #     adminPasswordKey: "password"
       #     userPasswordKey: "password"
 
-# External Redis
+# Redis
 redis:
+  # -- Set to true to deploy a Redis instance as part of this chart (via bitnami/redis sub-chart).
+  # When false (default), Redis is treated as an external dependency and you must provide connection details below.
+  deploy: false
+
+  # -- Redis architecture when deployed by this chart. Options: "standalone" or "replication".
+  # Keep Standalone for now because we do not support replication yet.
+  architecture: standalone
+
+  # Image configuration (only used when deploy is true).
+  # Override these to pull from a private registry or mirror.
+  # When using a non-bitnami registry, you must also set global.security.allowInsecureImages to true.
+  # image:
+  #   registry: my-private-registry.example.com
+  #   repository: bitnami/redis
+  #   tag: "8.6.2"
+  #   pullPolicy: IfNotPresent
+  #   pullSecrets:
+  #     - my-registry-secret
+
+  # Persistence for deployed Redis (only used when deploy is true).
+  # Disabled by default — Redis is used as a cache/queue, data loss on restart is acceptable.
+  master:
+    persistence:
+      enabled: false
+
+  # Connection details for the Redis instance (used whether deployed by this chart or external).
+  # When deploy is true and custom.host is empty, the host defaults to the sub-chart's service (<release>-redis-master).
   custom:
     host: ""
     user: "default"