use external secrets for password generation

config/runtime.exs

@@ -20,6 +20,10 @@ if System.get_env("PHX_SERVER") do
   config :policy_service, PolicyServiceWeb.Endpoint, server: true
 end
 
+if cookie = System.get_env("RELEASE_COOKIE") do
+  config :elixir, :cookie, cookie
+end
+
 config :policy_service, PolicyServiceWeb.Endpoint,
   http: [port: String.to_integer(System.get_env("PORT", "4000"))]
 

flake.nix

@@ -32,7 +32,7 @@
         };
         dockerImage = pkgs.dockerTools.buildLayeredImage {
           name = "policy_service";
-          contents = [ package pkgs.busybox pkgs.shadow ];
+          contents = [ package pkgs.busybox pkgs.shadow beamPackages.mix ];
           config = {
             Cmd = [ "${package}/bin/policy_service" "start" ];
             Entrypoint = [ "/bin/sh" ];

ops/chart/values.yaml

@@ -3,22 +3,22 @@ controllers:
     enabled: true
     type: deployment
     replicas: 1
-    initContainers:
-      migrate:
-        image:
-          repository: gitea.corredorconect.com/software-engineering/policy-service
-          tag: '{{ $.Chart.AppVersion }}'
-        command:
-          - /bin/sh
-          - -c
-          - "mix ecto.create && mix ecto.migrate && mix event_store.create && mix event_store.init"
-        env:
-          MIX_ENV: prod
-          DATABASE_URL:
-            valueFrom:
-              secretKeyRef:
-                name: policy-service-pg-app
-                key: uri
+    # initContainers:
+    #   migrate:
+    #     image:
+    #       repository: gitea.corredorconect.com/software-engineering/policy-service
+    #       tag: '{{ $.Chart.AppVersion }}'
+    #     command:
+    #       - /bin/sh
+    #       - -c
+    #       - "/opt/policy_service/bin/policy_service eval 'Mix.Tasks.Ecto.Create.run([])' --no-start && /opt/policy_service/bin/policy_service eval 'Mix.Tasks.Ecto.Migrate.run([])' --no-start && /opt/policy_service/bin/policy_service eval 'Mix.Tasks.EventStore.Create.run([])' --no-start && /opt/policy_service/bin/policy_service eval 'Mix.Tasks.EventStore.Init.run([])' --no-start"
+    #     env:
+    #       MIX_ENV: prod
+    #       DATABASE_URL:
+    #         valueFrom:
+    #           secretKeyRef:
+    #             name: policy-service-pg-app
+    #             key: uri
     containers:
       main:
         image:
@@ -28,6 +28,16 @@ controllers:
           MIX_ENV: prod
           PORT: "8080"
           PHX_HOST: "0.0.0.0"
+          RELEASE_COOKIE:
+            valueFrom:
+              secretKeyRef:
+                name: '{{ include "bjw-s.common.lib.chart.names.fullname" $ }}-secrets'
+                key: cookie
+          SECRET_KEY_BASE:
+            valueFrom:
+              secretKeyRef:
+                name: '{{ include "bjw-s.common.lib.chart.names.fullname" $ }}-secrets'
+                key: secretKeyBase
           DATABASE_URL:
             valueFrom:
               secretKeyRef:
@@ -74,9 +84,41 @@ service:
         protocol: HTTP
 
 
-# PostgreSQL Cluster - managed externally via CNPG operator
-# The secret policy-service-pg-app will be created by CNPG
 rawResources:
+  password-generator:
+    enabled: true
+    apiVersion: generators.external-secrets.io/v1alpha1
+    kind: Password
+    suffix: password-generator 
+    spec:
+      length: 32
+      noUpper: false
+      noDigits: false
+      allowRepeat: true
+      secretKeys:
+        - cookie
+        - secretKeyBase
+
+  external-secret:
+    enabled: true
+    apiVersion: external-secrets.io/v1
+    kind: ExternalSecret
+    suffix: secrets
+    spec:
+      refreshInterval: 0s
+      secretStoreRef:
+        name: cluster-secrets-store
+        kind: ClusterSecretStore
+      target:
+        name: '{{ include "bjw-s.common.lib.chart.names.fullname" $ }}-secrets'
+        creationPolicy: Owner
+      dataFrom:
+        - sourceRef:
+            generatorRef:
+              apiVersion: generators.external-secrets.io/v1alpha1
+              kind: Password
+              name: '{{ include "bjw-s.common.lib.chart.names.fullname" $ }}-password-generator'
+
   cluster:
     enabled: true
     apiVersion: postgresql.cnpg.io/v1