authentik: migrate to envFrom with per-container InfisicalSecrets

Server and worker share one Secret since their env is byte-identical. Database and SMTP values are Infisical references rather than copies.

applications/authentik/postgres/authentik-postgres-statefulset.yaml

@@ -19,24 +19,9 @@ spec:
           image: postgres:16-alpine
           ports:
             - containerPort: 5432
-          env:
-            - name: POSTGRES_DB
-              valueFrom:
-                secretKeyRef:
-                  name: authentik-secrets
-                  key: db_name
-            - name: POSTGRES_USER
-              valueFrom:
-                secretKeyRef:
-                  name: authentik-secrets
-                  key: db_user
-            - name: POSTGRES_PASSWORD
-              valueFrom:
-                secretKeyRef:
-                  name: authentik-secrets
-                  key: db_password
-            - name: PGDATA
-              value: /var/lib/postgresql/data/pgdata
+          envFrom:
+            - secretRef:
+                name: authentik-postgres-secrets
           volumeMounts:
             - name: data
               mountPath: /var/lib/postgresql/data

applications/authentik/postgres/infisicalsecret.yaml

@@ -0,0 +1,25 @@
+apiVersion: secrets.infisical.com/v1alpha1
+kind: InfisicalSecret
+metadata:
+  name: authentik-postgres-secrets
+  namespace: infisical
+spec:
+  hostAPI: https://infisical.jsme.be
+  resyncInterval: 30
+  authentication:
+    kubernetesAuth:
+      identityId: "5458def7-7c63-40d2-95da-41c614d0933a"
+      serviceAccountRef:
+        name: infisical-auth
+        namespace: infisical
+      autoCreateServiceAccountToken: true
+      secretsScope:
+        projectSlug: "kubernetes"
+        envSlug: "prod"
+        secretsPath: "/authentik/postgres"
+        # Non-recursive: keys are already named as the container expects.
+        recursive: false
+  managedSecretReference:
+    secretName: authentik-postgres-secrets
+    secretNamespace: authentik
+    secretType: Opaque

applications/authentik/server/authentik-server-deployment.yaml

@@ -25,62 +25,9 @@ spec:
               name: http
             - containerPort: 9443
               name: https
-          env:
-            - name: AUTHENTIK_POSTGRESQL__HOST
-              valueFrom:
-                secretKeyRef:
-                  name: authentik-secrets
-                  key: db_host
-            - name: AUTHENTIK_POSTGRESQL__NAME
-              valueFrom:
-                secretKeyRef:
-                  name: authentik-secrets
-                  key: db_name
-            - name: AUTHENTIK_POSTGRESQL__USER
-              valueFrom:
-                secretKeyRef:
-                  name: authentik-secrets
-                  key: db_user
-            - name: AUTHENTIK_POSTGRESQL__PASSWORD
-              valueFrom:
-                secretKeyRef:
-                  name: authentik-secrets
-                  key: db_password
-            - name: AUTHENTIK_SECRET_KEY
-              valueFrom:
-                secretKeyRef:
-                  name: authentik-secrets
-                  key: AUTHENTIK_SECRET_KEY
-            - name: AUTHENTIK_EMAIL__HOST
-              valueFrom:
-                secretKeyRef:
-                  name: authentik-secrets
-                  key: email_host
-            - name: AUTHENTIK_EMAIL__PORT
-              valueFrom:
-                secretKeyRef:
-                  name: authentik-secrets
-                  key: email_port
-            - name: AUTHENTIK_EMAIL__USERNAME
-              valueFrom:
-                secretKeyRef:
-                  name: authentik-secrets
-                  key: email_username
-            - name: AUTHENTIK_EMAIL__PASSWORD
-              valueFrom:
-                secretKeyRef:
-                  name: authentik-secrets
-                  key: email_password
-            - name: AUTHENTIK_EMAIL__FROM
-              valueFrom:
-                secretKeyRef:
-                  name: authentik-secrets
-                  key: email_from
-            - name: AUTHENTIK_EMAIL__USE_TLS
-              valueFrom:
-                secretKeyRef:
-                  name: authentik-secrets
-                  key: email_use_tls
+          envFrom:
+            - secretRef:
+                name: authentik-app-secrets
           volumeMounts:
             - name: data
               mountPath: /data

applications/authentik/server/infisicalsecret.yaml

@@ -1,7 +1,7 @@
 apiVersion: secrets.infisical.com/v1alpha1
 kind: InfisicalSecret
 metadata:
-  name: authentik-secrets
+  name: authentik-app-secrets
   namespace: infisical
 spec:
   hostAPI: https://infisical.jsme.be
@@ -16,9 +16,10 @@ spec:
       secretsScope:
         projectSlug: "kubernetes"
         envSlug: "prod"
-        secretsPath: "/authentik"
-        recursive: true
+        secretsPath: "/authentik/authentik"
+        # Non-recursive: keys are already named as the container expects.
+        recursive: false
   managedSecretReference:
-    secretName: authentik-secrets
+    secretName: authentik-app-secrets
     secretNamespace: authentik
     secretType: Opaque

applications/authentik/worker/authentik-worker-deployment.yaml

@@ -22,62 +22,9 @@ spec:
           image: ghcr.io/goauthentik/server:2026.5.2
           command: ["ak"]
           args: ["worker"]
-          env:
-            - name: AUTHENTIK_POSTGRESQL__HOST
-              valueFrom:
-                secretKeyRef:
-                  name: authentik-secrets
-                  key: db_host
-            - name: AUTHENTIK_POSTGRESQL__NAME
-              valueFrom:
-                secretKeyRef:
-                  name: authentik-secrets
-                  key: db_name
-            - name: AUTHENTIK_POSTGRESQL__USER
-              valueFrom:
-                secretKeyRef:
-                  name: authentik-secrets
-                  key: db_user
-            - name: AUTHENTIK_POSTGRESQL__PASSWORD
-              valueFrom:
-                secretKeyRef:
-                  name: authentik-secrets
-                  key: db_password
-            - name: AUTHENTIK_SECRET_KEY
-              valueFrom:
-                secretKeyRef:
-                  name: authentik-secrets
-                  key: AUTHENTIK_SECRET_KEY
-            - name: AUTHENTIK_EMAIL__HOST
-              valueFrom:
-                secretKeyRef:
-                  name: authentik-secrets
-                  key: email_host
-            - name: AUTHENTIK_EMAIL__PORT
-              valueFrom:
-                secretKeyRef:
-                  name: authentik-secrets
-                  key: email_port
-            - name: AUTHENTIK_EMAIL__USERNAME
-              valueFrom:
-                secretKeyRef:
-                  name: authentik-secrets
-                  key: email_username
-            - name: AUTHENTIK_EMAIL__PASSWORD
-              valueFrom:
-                secretKeyRef:
-                  name: authentik-secrets
-                  key: email_password
-            - name: AUTHENTIK_EMAIL__FROM
-              valueFrom:
-                secretKeyRef:
-                  name: authentik-secrets
-                  key: email_from
-            - name: AUTHENTIK_EMAIL__USE_TLS
-              valueFrom:
-                secretKeyRef:
-                  name: authentik-secrets
-                  key: email_use_tls
+          envFrom:
+            - secretRef:
+                name: authentik-app-secrets
           volumeMounts:
             - name: data
               mountPath: /data