csharp/examples/restart/Program.cs

using Json.Patch;
using k8s;
using k8s.Models;
using System.Text.Json;

async Task RestartDaemonSetAsync(string name, string @namespace, IKubernetes client)
{
    var daemonSet = await client.AppsV1.ReadNamespacedDaemonSetAsync(name, @namespace);
    var options = new JsonSerializerOptions { PropertyNamingPolicy = JsonNamingPolicy.CamelCase, WriteIndented = true };
    var old = JsonSerializer.SerializeToDocument(daemonSet, options);
    var now = DateTimeOffset.Now.ToUnixTimeSeconds();
    var restart = new Dictionary<string, string>
    {
        ["date"] = now.ToString()
    };

    daemonSet.Spec.Template.Metadata.Annotations = restart;

    var expected = JsonSerializer.SerializeToDocument(daemonSet);

    var patch = old.CreatePatch(expected);
    await client.AppsV1.PatchNamespacedDaemonSetAsync(new V1Patch(patch, V1Patch.PatchType.JsonPatch), name, @namespace);
}

async Task RestartDeploymentAsync(string name, string @namespace, IKubernetes client)
{
    var deployment = await client.AppsV1.ReadNamespacedDeploymentAsync(name, @namespace);
    var options = new JsonSerializerOptions { PropertyNamingPolicy = JsonNamingPolicy.CamelCase, WriteIndented = true };
    var old = JsonSerializer.SerializeToDocument(deployment, options);
    var now = DateTimeOffset.Now.ToUnixTimeSeconds();
    var restart = new Dictionary<string, string>
    {
        ["date"] = now.ToString()
    };

    deployment.Spec.Template.Metadata.Annotations = restart;

    var expected = JsonSerializer.SerializeToDocument(deployment);

    var patch = old.CreatePatch(expected);
    await client.AppsV1.PatchNamespacedDeploymentAsync(new V1Patch(patch, V1Patch.PatchType.JsonPatch), name, @namespace);
}

async Task RestartStatefulSetAsync(string name, string @namespace, IKubernetes client)
{
    var deployment = await client.AppsV1.ReadNamespacedStatefulSetAsync(name, @namespace);
    var options = new JsonSerializerOptions { PropertyNamingPolicy = JsonNamingPolicy.CamelCase, WriteIndented = true };
    var old = JsonSerializer.SerializeToDocument(deployment, options);
    var now = DateTimeOffset.Now.ToUnixTimeSeconds();
    var restart = new Dictionary<string, string>
    {
        ["date"] = now.ToString()
    };

    deployment.Spec.Template.Metadata.Annotations = restart;

    var expected = JsonSerializer.SerializeToDocument(deployment);

    var patch = old.CreatePatch(expected);
    await client.AppsV1.PatchNamespacedStatefulSetAsync(new V1Patch(patch, V1Patch.PatchType.JsonPatch), name, @namespace);
}

var config = KubernetesClientConfiguration.BuildConfigFromConfigFile();
IKubernetes client = new Kubernetes(config);

await RestartDeploymentAsync("event-exporter", "monitoring", client);
await RestartDaemonSetAsync("prometheus-exporter", "monitoring", client);
await RestartStatefulSetAsync("argocd-application-controlle", "argocd", client);