Add postgres as an optional dependency

helm/mautrix-twilio/.gitignore

+charts/*

helm/mautrix-twilio/requirements.lock

+dependencies:
+- name: postgresql
+  repository: https://kubernetes-charts.storage.googleapis.com/
+  version: 6.5.0
+digest: sha256:85139e9d4207e49c11c5f84d7920d0135cffd3d427f3f3638d4e51258990de2a
+generated: "2019-10-23T22:57:33.770418415+03:00"

helm/mautrix-twilio/requirements.yaml

+dependencies:
+  - name: postgresql
+    version: 6.5.0
+    repository: https://kubernetes-charts.storage.googleapis.com/
+    condition: postgresql.enabled

helm/mautrix-twilio/templates/configmap.yaml

@@ -22,7 +22,11 @@ data:
       port: {{ .Values.service.port }}
       max_body_size: {{ .Values.appservice.maxBodySize }}
 
-      database: {{ .Values.appservice.database }}
+      {{- if .Values.postgresql.enabled }}
+      database: "postgres://postgres:{{ .Values.postgresql.postgresqlPassword }}@{{ .Release.Name }}-postgresql/{{ .Values.postgresql.postgresqlDatabase }}"
+      {{- else }}
+      database: {{ .Values.appservice.database | quote }}
+      {{- end }}
 
       public:
         {{- toYaml .Values.appservice.public | nindent 8 }}

helm/mautrix-twilio/values.yaml

@@ -18,10 +18,6 @@ service:
   port: 29322
 
 resources: {}
-  # We usually recommend not to specify default resources and to leave this as a conscious
-  # choice for the user. This also increases chances charts run on environments with little
-  # resources, such as Minikube. If you do want to specify resources, uncomment the following
-  # lines, adjust them as necessary, and remove the curly braces after 'resources:'.
   # limits:
   #   cpu: 100m
   #   memory: 128Mi
@@ -35,6 +31,17 @@ tolerations: []
 
 affinity: {}
 
+# Postgres pod configs
+postgresql:
+  enabled: true
+  postgresqlDatabase: mxtw
+  persistence:
+    size: 2Gi
+  resources:
+    requests:
+      memory: 256Mi
+      cpu: 100m
+
 # Homeserver details
 homeserver:
   # The address that this appservice can use to connect to the homeserver.