stuff

example-configs/kubernetes/deployment-dry.nix

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+let
+  trivialWebService = { name, selectorLabel, port, extraPodLabels ? { } }:
+    [
+      {
+        apiVersion = "apps/v1";
+        kind = "Deployment";
+        metadata = {
+          inherit name;
+        };
+        spec = {
+          selector.matchLabels = selectorLabel;
+          replicas = 2;
+          template = {
+            metadata.labels = selectorLabel // extraPodLabels;
+            spec.containters = [
+              {
+                inherit name;
+                image = "nginx";
+                ports = [{ containerPort = port; }];
+              }
+            ];
+          };
+        };
+      }
+      {
+        apiVersion = "apps/v1";
+        kind = "Service";
+        metadata = {
+          inherit name;
+          labels = selectorLabel;
+        };
+        spec = {
+          ports = { port = 80; protocol = "TCP"; };
+          selector = selectorLabel;
+        };
+      }
+    ]
+  ;
+in
+trivialWebService {
+  name = "my-nginx";
+  selectorLabel = { run = "my-nginx"; };
+  port = 80;
+  extraPodLabels = { someOther = "label"; };
+}

example-configs/kubernetes/deployment-raw.nix

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+[
+  {
+    apiVersion = "apps/v1";
+    kind = "Deployment";
+    metadata.name = "my-nginx";
+    spec = {
+      selector.matchLabels.run = "my-nginx";
+      replicas = 2;
+      template = {
+        metadata.labels.run = "my-nginx";
+        spec.containters = [
+          {
+            name = "my-nginx";
+            image = "nginx";
+            ports = [{ containerPort = 80; }];
+          }
+        ];
+      };
+    };
+  }
+  {
+    apiVersion = "apps/v1";
+    kind = "Service";
+    metadata = {
+      name = "my-nginx";
+      labels.run = "my-nginx";
+    };
+    spec = {
+      ports = { port = 80; protocol = "TCP"; };
+      selector = { run = "my-nginx"; };
+    };
+  }
+]

example-configs/kubernetes/deployment.yml

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+# real k8s configs use --- and not a top-level array
+- apiVersion: apps/v1
+  kind: Deployment
+  metadata:
+    name: my-nginx
+  spec:
+    selector:
+      matchLabels:
+        run: my-nginx
+    replicas: 2
+    template:
+      metadata:
+        labels:
+          run: my-nginx
+          someOther: label
+      spec:
+        containers:
+        - name: my-nginx
+          image: nginx
+          ports:
+          - containerPort: 80
+- apiVersion: v1
+  kind: Service
+  metadata:
+    name: my-nginx
+    labels:
+      run: my-nginx
+  spec:
+    ports:
+    - port: 80
+      protocol: TCP
+    selector:
+      run: my-nginx