@mittwald/kubernetes/cache/informer.js

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
const store_1 = require("./store");
const debug = require("debug")("kubernetes:informer");
class Informer {
    constructor(resource, opts, store) {
        this.resource = resource;
        this.opts = opts;
        this.store = new store_1.ObservableStoreDecorator(store || new store_1.InMemoryStore());
    }
    start() {
        const handler = (event) => {
            const { type, object } = event;
            switch (type) {
                case "ADDED":
                case "MODIFIED":
                    debug("added or updated object %o: %o", object.kind, `${object.metadata.namespace}/${object.metadata.name}`);
                    this.store.store(object);
                    break;
                case "DELETED":
                    debug("removed object %o: %s", object.kind, `${object.metadata.namespace}/${object.metadata.name}`);
                    this.store.pull(object);
                    break;
            }
        };
        const opts = Object.assign({ skipAddEventsOnResync: true, onResync: (objs) => {
                debug("resynced %d objects", objs.length);
                this.store.sync(objs);
            } }, this.opts);
        const watchHandle = this.resource.listWatch(handler, undefined, opts);
        return {
            waitForInitialList: () => watchHandle.initialized,
            waitUntilFinish: () => watchHandle.done,
            stop: watchHandle.stop,
        };
    }
}
exports.Informer = Informer;
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