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Add Kubernetes and Jira MCP tools with auto-registration

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Михаил
2026-04-13 14:15:00 +03:00
parent 87fb9e8df8
commit b5eb33272a
10 changed files with 443 additions and 433 deletions
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69
LazyBear.MCP/Services/Kubernetes/K8sPodsTools.cs
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@@ -6,17 +6,17 @@ using ModelContextProtocol.Server;
namespace LazyBear.MCP.Services.Kubernetes;
[McpServerToolType]
public sealed class K8sPodsTools(K8sClientProvider clientProvider, IConfiguration configuration)
public sealed class K8sPodsTools(K8sClientProvider clientProvider, IConfiguration configuration, ILogger<K8sPodsTools>? logger = null) : KubernetesToolsBase(clientProvider, configuration, logger)
{
private readonly IKubernetes? _client = clientProvider.Client;
private readonly string? _clientInitializationError = clientProvider.InitializationError;
private readonly string _defaultNamespace = configuration["Kubernetes:DefaultNamespace"] ?? "default";
private const int MaxTailLines = 10;
private const int MinTailLines = 10;
[McpServerTool, Description("Список подов в namespace")]
public async Task<string> ListPods(
[Description("Namespace Kubernetes")] string? @namespace = null,
CancellationToken cancellationToken = default)
{
ValidateNamespace(@namespace ?? _defaultNamespace, nameof(@namespace));
var ns = ResolveNamespace(@namespace);
if (!TryGetClient(out var client, out var clientError))
{
@@ -55,6 +55,8 @@ public sealed class K8sPodsTools(K8sClientProvider clientProvider, IConfiguratio
[Description("Namespace Kubernetes")] string? @namespace = null,
CancellationToken cancellationToken = default)
{
ValidateResourceName(name, nameof(name));
ValidateNamespace(@namespace ?? _defaultNamespace, nameof(@namespace));
var ns = ResolveNamespace(@namespace);
if (!TryGetClient(out var client, out var clientError))
{
@@ -88,6 +90,18 @@ public sealed class K8sPodsTools(K8sClientProvider clientProvider, IConfiguratio
int? tailLines = 100,
CancellationToken cancellationToken = default)
{
ValidateResourceName(name, nameof(name));
ValidateNamespace(@namespace ?? _defaultNamespace, nameof(@namespace));
if (tailLines < MinTailLines)
{
tailLines = MinTailLines;
}
if (tailLines > MaxTailLines)
{
tailLines = MaxTailLines;
}
var ns = ResolveNamespace(@namespace);
if (!TryGetClient(out var client, out var clientError))
{
@@ -100,7 +114,7 @@ public sealed class K8sPodsTools(K8sClientProvider clientProvider, IConfiguratio
name,
ns,
container: container,
tailLines: tailLines,
tailLines: (int?)tailLines,
cancellationToken: cancellationToken);
using var reader = new StreamReader(logStream);
@@ -118,49 +132,4 @@ public sealed class K8sPodsTools(K8sClientProvider clientProvider, IConfiguratio
return FormatError("get_pod_logs", ns, ex, name);
}
}
private string ResolveNamespace(string? @namespace)
{
return string.IsNullOrWhiteSpace(@namespace) ? _defaultNamespace : @namespace;
}
private static string BuildClientInitializationError()
{
return "Kubernetes клиент не инициализирован. Проверьте Kubernetes:KubeconfigPath или in-cluster окружение (KUBERNETES_SERVICE_HOST/KUBERNETES_SERVICE_PORT).";
}
private bool TryGetClient(out IKubernetes client, out string error)
{
if (_client is null)
{
client = null!;
var details = string.IsNullOrWhiteSpace(_clientInitializationError)
? string.Empty
: $" Детали: {_clientInitializationError}";
error = BuildClientInitializationError() + details;
return false;
}
client = _client;
error = string.Empty;
return true;
}
private static string FormatError(string toolName, string @namespace, Exception exception, string? resourceName = null)
{
var resourcePart = string.IsNullOrWhiteSpace(resourceName) ? string.Empty : $", resource='{resourceName}'";
if (exception is HttpOperationException httpException)
{
var statusCode = httpException.Response?.StatusCode;
var reason = httpException.Response?.ReasonPhrase;
var body = string.IsNullOrWhiteSpace(httpException.Response?.Content)
? "-"
: httpException.Response!.Content;
return $"Ошибка Kubernetes в tool '{toolName}' (namespace='{@namespace}'{resourcePart}): status={(int?)statusCode ?? 0} {reason}, details={body}";
}
return $"Ошибка Kubernetes в tool '{toolName}' (namespace='{@namespace}'{resourcePart}): {exception.GetType().Name}: {exception.Message}";
}
}