feat: add example for creating and resizing a Kubernetes pod (#1655)

Author: tg123

examples/resize/Program.cs

@@ -0,0 +1,63 @@
+using k8s;
+using k8s.Models;
+using System;
+using System.Collections.Generic;
+
+
+var config = KubernetesClientConfiguration.BuildDefaultConfig();
+var client = new Kubernetes(config);
+
+
+var pod = new V1Pod
+{
+    Metadata = new V1ObjectMeta { Name = "nginx-pod" },
+    Spec = new V1PodSpec
+    {
+        Containers =
+        [
+            new V1Container
+            {
+                Name = "nginx",
+                Image = "nginx",
+                Resources = new V1ResourceRequirements
+                {
+                    Requests = new Dictionary<string, ResourceQuantity>()
+                    {
+                        ["cpu"] = new ResourceQuantity("100m"),
+                    },
+                },
+            },
+        ],
+    },
+};
+{
+    var created = await client.CoreV1.CreateNamespacedPodAsync(pod, "default").ConfigureAwait(false);
+    Console.WriteLine($"Created pod: {created.Metadata.Name}");
+}
+
+{
+    var patchStr = @"
+    {
+    ""spec"": {
+        ""containers"": [
+            {
+                ""name"": ""nginx"",
+                ""resources"": {
+                    ""requests"": {
+                        ""cpu"": ""200m""
+                    }
+                }
+            }
+        ]
+    }
+    }";
+
+    var patch = await client.CoreV1.PatchNamespacedPodResizeAsync(new V1Patch(patchStr, V1Patch.PatchType.MergePatch), "nginx-pod", "default").ConfigureAwait(false);
+
+    if (patch?.Spec?.Containers?.Count > 0 &&
+        patch.Spec.Containers[0].Resources?.Requests != null &&
+        patch.Spec.Containers[0].Resources.Requests.TryGetValue("cpu", out var cpuQty))
+    {
+        Console.WriteLine($"CPU request: {cpuQty}");
+    }
+}

examples/resize/resize.csproj

@@ -0,0 +1,5 @@
+<Project Sdk="Microsoft.NET.Sdk">
+  <PropertyGroup>
+    <OutputType>Exe</OutputType>
+  </PropertyGroup>
+</Project>