public async Task <HttpOperationResponse <object> > CreateNamespacedCustomObjectWithHttpMessagesAsync <T>(CustomResourceDefinition crd, T item)
{
Guard.Against.Null(crd, "crd");
Guard.Against.NullOrWhiteSpace(crd.ApiVersion, "crd.ApiVersion");
Guard.Against.NullOrWhiteSpace(crd.Namespace, "crd.Namespace");
Guard.Against.NullOrWhiteSpace(crd.PluralName, "crd.PluralName");
Guard.Against.Null(item, "item");
return(await _client.CreateNamespacedCustomObjectWithHttpMessagesAsync(
body : item,
group : crd.ApiVersion.Split('/')[0],
version : crd.ApiVersion.Split('/')[1],
namespaceParameter : crd.Namespace,
plural : crd.PluralName)
.ConfigureAwait(false));
}
private static async Task Main(string[] args)
{
Console.WriteLine("starting main()...");
// creating the k8s client
var k8SClientConfig = KubernetesClientConfiguration.BuildConfigFromConfigFile();
IKubernetes client = new Kubernetes(k8SClientConfig);
// creating a K8s client for the CRD
var myCRD = Utils.MakeCRD();
Console.WriteLine("working with CRD: {0}.{1}", myCRD.PluralName, myCRD.Group);
var generic = new GenericClient(client, myCRD.Group, myCRD.Version, myCRD.PluralName);
// creating a sample custom resource content
var myCr = Utils.MakeCResource();
try
{
Console.WriteLine("creating CR {0}", myCr.Metadata.Name);
var response = await client.CreateNamespacedCustomObjectWithHttpMessagesAsync(
myCr,
myCRD.Group, myCRD.Version,
myCr.Metadata.NamespaceProperty ?? "default",
myCRD.PluralName).ConfigureAwait(false);
}
catch (HttpOperationException httpOperationException) when(httpOperationException.Message.Contains("422"))
{
var phase = httpOperationException.Response.ReasonPhrase;
var content = httpOperationException.Response.Content;
Console.WriteLine("response content: {0}", content);
Console.WriteLine("response phase: {0}", phase);
}
catch (HttpOperationException)
{
}
// listing the cr instances
Console.WriteLine("CR list:");
var crs = await generic.ListNamespacedAsync <CustomResourceList <CResource> >(myCr.Metadata.NamespaceProperty ?? "default").ConfigureAwait(false);
foreach (var cr in crs.Items)
{
Console.WriteLine("- CR Item {0} = {1}", crs.Items.IndexOf(cr), cr.Metadata.Name);
}
var old = JsonSerializer.SerializeToDocument(myCr);
myCr.Metadata.Labels.TryAdd("newKey", "newValue");
var expected = JsonSerializer.SerializeToDocument(myCr);
var patch = old.CreatePatch(expected);
// updating the custom resource
var crPatch = new V1Patch(patch, V1Patch.PatchType.JsonPatch);
try
{
var patchResponse = await client.PatchNamespacedCustomObjectAsync(
crPatch,
myCRD.Group,
myCRD.Version,
myCr.Metadata.NamespaceProperty ?? "default",
myCRD.PluralName,
myCr.Metadata.Name).ConfigureAwait(false);
}
catch (HttpOperationException httpOperationException)
{
var phase = httpOperationException.Response.ReasonPhrase;
var content = httpOperationException.Response.Content;
Console.WriteLine("response content: {0}", content);
Console.WriteLine("response phase: {0}", phase);
}
// getting the updated custom resource
var fetchedCR = await generic.ReadNamespacedAsync <CResource>(
myCr.Metadata.NamespaceProperty ?? "default",
myCr.Metadata.Name).ConfigureAwait(false);
Console.WriteLine("fetchedCR = {0}", fetchedCR.ToString());
// deleting the custom resource
try
{
myCr = await generic.DeleteNamespacedAsync <CResource>(
myCr.Metadata.NamespaceProperty ?? "default",
myCr.Metadata.Name).ConfigureAwait(false);
Console.WriteLine("Deleted the CR");
}
catch (Exception exception)
{
Console.WriteLine("Exception type {0}", exception);
}
}