lens/src/main/cluster-detectors/cluster-id-detector.ts

import { BaseClusterDetector } from "./base-cluster-detector";
import { createHash } from "crypto";
import { ClusterMetadataKey } from "../cluster";

export class ClusterIdDetector extends BaseClusterDetector {
  key = ClusterMetadataKey.CLUSTER_ID;

  public async detect() {
    let id: string;
    try {
      id = await this.getDefaultNamespaceId();
    } catch(_) {
      id = this.cluster.apiUrl;
    }
    const value = createHash("sha256").update(id).digest("hex");
    return { value, accuracy: 100 };
  }

  protected async getDefaultNamespaceId() {
    const response = await this.k8sRequest("/api/v1/namespaces/default");
    return response.metadata.uid;
  }
}