public static IKubernetes GetKubernetesClient(KubernetesApplicationOptions appInfo, Action <KubernetesClientConfiguration> kubernetesClientConfiguration = null, ILogger logger = null)
{
KubernetesClientConfiguration k8sConfig = null;
try
{
if (appInfo.Config.Paths.Any())
{
var delimiter = Platform.IsWindows ? ';' : ':';
var joinedPaths = appInfo.Config.Paths.Aggregate((i, j) => i + delimiter + j);
Environment.SetEnvironmentVariable("KUBECONFIG", joinedPaths);
}
k8sConfig = KubernetesClientConfiguration.BuildDefaultConfig();
}
catch (KubeConfigException e)
{
// couldn't locate .kube\config or user-identified files. use an empty config object and fall back on user-defined Action to set the configuration
logger?.LogWarning(e, "Failed to build KubernetesClientConfiguration, creating an empty config...");
}
// BuildDefaultConfig() doesn't set a host if KubeConfigException is thrown
k8sConfig ??= new KubernetesClientConfiguration()
{
Host = "http://localhost:8080"
};
kubernetesClientConfiguration?.Invoke(k8sConfig);
return(new k8s.Kubernetes(k8sConfig));
}
/// <summary>
/// Removes any existing <see cref="IApplicationInstanceInfo"/> if found. Registers a <see cref="KubernetesApplicationOptions" />
/// </summary>
/// <param name="serviceCollection">Collection of configured services</param>
public static IServiceCollection AddKubernetesApplicationInstanceInfo(this IServiceCollection serviceCollection)
{
if (serviceCollection is null)
{
throw new ArgumentNullException(nameof(serviceCollection));
}
var appInfo = serviceCollection.FirstOrDefault(descriptor => descriptor.ServiceType == typeof(IApplicationInstanceInfo));
if (appInfo?.ImplementationType?.IsAssignableFrom(typeof(KubernetesApplicationOptions)) != true)
{
if (appInfo != null)
{
serviceCollection.Remove(appInfo);
}
var sp = serviceCollection.BuildServiceProvider();
var config = sp.GetRequiredService <IConfiguration>();
var newAppInfo = new KubernetesApplicationOptions(config);
serviceCollection.AddSingleton(newAppInfo);
serviceCollection.AddSingleton(typeof(IApplicationInstanceInfo), newAppInfo);
}
return(serviceCollection);
}
