From 18601e30b68d69bb5769c2ea16f3cf32de9bf5c4 Mon Sep 17 00:00:00 2001
From: Pim Kunis <pim@kunis.nl>
Date: Wed, 3 Apr 2024 21:19:37 +0200
Subject: [PATCH] split kitchenowl into multiple deployments

---
 nix/flake/kubenix/kitchenowl.nix | 115 +++++++++++++++++++++++--------
 1 file changed, 85 insertions(+), 30 deletions(-)

diff --git a/nix/flake/kubenix/kitchenowl.nix b/nix/flake/kubenix/kitchenowl.nix
index 5fd823f..28bd86a 100644
--- a/nix/flake/kubenix/kitchenowl.nix
+++ b/nix/flake/kubenix/kitchenowl.nix
@@ -1,46 +1,83 @@
 {
   kubernetes.resources = {
     configMaps.kitchenowl.data = {
-      BACK_URL = "localhost:5000";
+      BACK_URL = "kitchenowl-backend.default.svc.cluster.local:5000";
     };
 
     secrets.kitchenowl.stringData.jwtSecretKey = "ref+file:///home/pim/.config/home/vals.yaml#/kitchenowl/jwtSecretKey";
 
-    deployments.kitchenowl = {
-      metadata.labels.app = "kitchenowl";
+    deployments = {
+      # TODO: this is quite a lot of boilerplate to create these deployments
+      # Create custom nixos module for this?
+      kitchenowl-frontend = {
+        metadata.labels = {
+          app = "kitchenowl";
+          component = "frontend";
+        };
 
-      spec = {
-        selector.matchLabels.app = "kitchenowl";
+        spec = {
+          selector.matchLabels = {
+            app = "kitchenowl";
+            component = "frontend";
+          };
 
-        template = {
-          metadata.labels.app = "kitchenowl";
+          template = {
+            metadata.labels = {
+              app = "kitchenowl";
+              component = "frontend";
+            };
 
-          spec = {
-            containers = {
-              kitchenowl-frontend = {
-                image = "tombursch/kitchenowl-web:v0.4.20";
-                envFrom = [{ configMapRef.name = "kitchenowl"; }];
+            spec.containers.kitchenowl-frontend = {
+              image = "tombursch/kitchenowl-web:v0.4.20";
+              envFrom = [{ configMapRef.name = "kitchenowl"; }];
+
+              ports = [{
+                containerPort = 80;
+                protocol = "TCP";
+              }];
+            };
+          };
+        };
+      };
+
+      kitchenowl-backend = {
+        metadata.labels = {
+          app = "kitchenowl";
+          component = "backend";
+        };
+
+        spec = {
+          selector.matchLabels = {
+            app = "kitchenowl";
+            component = "backend";
+          };
+
+          template = {
+            metadata.labels = {
+              app = "kitchenowl";
+              component = "backend";
+            };
+
+            spec = {
+              containers.kitchenowl-backend = {
+                image = "tombursch/kitchenowl:v92";
 
                 ports = [{
-                  containerPort = 80;
+                  containerPort = 5000;
                   protocol = "TCP";
                 }];
-              };
-
-              kitchenowl-backend = {
-                image = "tombursch/kitchenowl:v92";
 
                 volumeMounts = [{
                   name = "data";
                   mountPath = "/data";
                 }];
               };
-            };
 
-            volumes = [{
-              name = "data";
-              persistentVolumeClaim.claimName = "kitchenowl";
-            }];
+              volumes = [{
+                name = "data";
+                persistentVolumeClaim.claimName = "kitchenowl";
+              }];
+            };
           };
         };
       };
@@ -63,14 +100,32 @@
       volumeName = "kitchenowl";
     };
 
-    services.kitchenowl.spec = {
-      selector.app = "kitchenowl";
+    services = {
+      kitchenowl-web.spec = {
+        selector = {
+          app = "kitchenowl";
+          component = "frontend";
+        };
 
-      ports = [{
-        protocol = "TCP";
-        port = 80;
-        targetPort = 80;
-      }];
+        ports = [{
+          protocol = "TCP";
+          port = 80;
+          targetPort = 80;
+        }];
+      };
+
+      kitchenowl-backend.spec = {
+        selector = {
+          app = "kitchenowl";
+          component = "backend";
+        };
+
+        ports = [{
+          protocol = "TCP";
+          port = 5000;
+          targetPort = 5000;
+        }];
+      };
     };
 
     ingresses.kitchenowl.spec = {
@@ -84,7 +139,7 @@
           pathType = "Prefix";
 
           backend.service = {
-            name = "kitchenowl";
+            name = "kitchenowl-web";
             port.number = 80;
           };
         }];