list_namespace_resources
Retrieve a JSON summary of Kubernetes resources (pods, services, deployments) within a specified namespace using a defined context. Simplify namespace resource management across clusters.
Instructions
List resources (pods, services, deployments, etc.) in a namespace.
Args: context_name: The Kubernetes context name namespace: The name of the namespace
Returns: JSON string containing a summary of resources in the namespace
Input Schema
TableJSON Schema
| Name | Required | Description | Default |
|---|---|---|---|
| context_name | Yes | ||
| namespace | Yes |
Implementation Reference
- tools/namespace.py:261-334 (handler)The handler function decorated with @mcp.tool() that implements the list_namespace_resources tool. It retrieves and summarizes various Kubernetes resources (pods, services, deployments, statefulsets, daemonsets, configmaps, secrets, PVCs) in the given namespace, returning a JSON summary.@mcp.tool() @use_current_context def list_namespace_resources(context_name: str, namespace: str): """ List resources (pods, services, deployments, etc.) in a namespace. Args: context_name: The Kubernetes context name namespace: The name of the namespace Returns: JSON string containing a summary of resources in the namespace """ from kubernetes.client import AppsV1Api core_v1: CoreV1Api = get_api_clients(context_name)["core"] apps_v1 = get_api_clients(context_name).get("apps", AppsV1Api(get_api_clients(context_name)["api_client"])) try: # Check if namespace exists try: core_v1.read_namespace(namespace) except ApiException as e: if e.status == 404: return json.dumps({"error": f"Namespace '{namespace}' not found"}) else: return json.dumps({"error": f"API error: {str(e)}"}) # Get pods pods = core_v1.list_namespaced_pod(namespace) # Get services services = core_v1.list_namespaced_service(namespace) # Get deployments deployments = apps_v1.list_namespaced_deployment(namespace) # Get stateful sets stateful_sets = apps_v1.list_namespaced_stateful_set(namespace) # Get daemon sets daemon_sets = apps_v1.list_namespaced_daemon_set(namespace) # Get config maps config_maps = core_v1.list_namespaced_config_map(namespace) # Get secrets secrets = core_v1.list_namespaced_secret(namespace) # Get persistent volume claims pvcs = core_v1.list_namespaced_persistent_volume_claim(namespace) result = { "namespace": namespace, "resource_counts": { "pods": len(pods.items), "services": len(services.items), "deployments": len(deployments.items), "statefulSets": len(stateful_sets.items), "daemonSets": len(daemon_sets.items), "configMaps": len(config_maps.items), "secrets": len(secrets.items), "persistentVolumeClaims": len(pvcs.items) }, "pods": [{"name": pod.metadata.name, "status": pod.status.phase} for pod in pods.items], "services": [{"name": svc.metadata.name, "type": svc.spec.type, "cluster_ip": svc.spec.cluster_ip} for svc in services.items], "deployments": [{"name": deploy.metadata.name, "replicas": deploy.spec.replicas} for deploy in deployments.items] } return json.dumps(result) except ApiException as e: return json.dumps({"error": f"Failed to list namespace resources: {str(e)}"})