split kitchenowl into multiple deployments

nix/flake/kubenix/kitchenowl.nix

@@ -1,23 +1,33 @@
 {
   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 = {
+    deployments = {
-      metadata.labels.app = "kitchenowl";
+      # 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";
+          selector.matchLabels = {
+            app = "kitchenowl";
+            component = "frontend";
+          };
 
           template = {
-          metadata.labels.app = "kitchenowl";
+            metadata.labels = {
+              app = "kitchenowl";
+              component = "frontend";
+            };
 
-          spec = {
+            spec.containers.kitchenowl-frontend = {
-            containers = {
-              kitchenowl-frontend = {
               image = "tombursch/kitchenowl-web:v0.4.20";
               envFrom = [{ configMapRef.name = "kitchenowl"; }];
 
@@ -26,16 +36,42 @@
                 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 = 5000;
+                  protocol = "TCP";
+                }];
+
                 volumeMounts = [{
                   name = "data";
                   mountPath = "/data";
                 }];
               };
-            };
 
               volumes = [{
                 name = "data";
@@ -45,6 +81,7 @@
           };
         };
       };
+    };
 
     persistentVolumes.kitchenowl.spec = {
       capacity.storage = "1Mi";
@@ -63,8 +100,12 @@
       volumeName = "kitchenowl";
     };
 
-    services.kitchenowl.spec = {
+    services = {
-      selector.app = "kitchenowl";
+      kitchenowl-web.spec = {
+        selector = {
+          app = "kitchenowl";
+          component = "frontend";
+        };
 
         ports = [{
           protocol = "TCP";
@@ -73,6 +114,20 @@
         }];
       };
 
+      kitchenowl-backend.spec = {
+        selector = {
+          app = "kitchenowl";
+          component = "backend";
+        };
+
+        ports = [{
+          protocol = "TCP";
+          port = 5000;
+          targetPort = 5000;
+        }];
+      };
+    };
+
     ingresses.kitchenowl.spec = {
       ingressClassName = "traefik";
 
@@ -84,7 +139,7 @@
           pathType = "Prefix";
 
           backend.service = {
-            name = "kitchenowl";
+            name = "kitchenowl-web";
             port.number = 80;
           };
         }];