@lodestar/beacon-node/lib/api/rest/index.js

A Typescript implementation of the beacon chain

import { registerRoutes } from "@lodestar/api/beacon/server";
import { ErrorAborted } from "@lodestar/utils";
import { NodeIsSyncing } from "../impl/errors.js";
import { RestApiServer } from "./base.js";
import { registerSwaggerUIRoutes } from "./swaggerUI.js";
export { allNamespaces } from "@lodestar/api";
export const beaconRestApiServerOpts = {
    enabled: true,
    api: ["beacon", "config", "debug", "events", "node", "validator", "lightclient"],
    address: "127.0.0.1",
    port: 9596,
    cors: "*",
    // beacon -> validator API is trusted, and for large amounts of keys the payload is multi-MB
    bodyLimit: 20 * 1024 * 1024, // 20MB for big block + blobs
    stacktraces: false,
};
/**
 * REST API powered by `fastify` server.
 */
export class BeaconRestApiServer extends RestApiServer {
    constructor(optsArg, modules) {
        const opts = { ...beaconRestApiServerOpts, ...optsArg };
        super(opts, modules);
        this.opts = opts;
        this.modules = modules;
    }
    async registerRoutes(version) {
        if (this.opts.swaggerUI) {
            await registerSwaggerUIRoutes(this.server, this.opts, version);
        }
        // Instantiate and register the routes with matching namespace in `opts.api`
        registerRoutes(this.server, this.modules.config, this.modules.api, this.opts.api);
    }
    shouldIgnoreError(err) {
        // Don't log ErrorAborted errors, they happen on node shutdown and are not useful
        // Don't log NodeISSyncing errors, they happen very frequently while syncing and the validator polls duties
        return err instanceof ErrorAborted || err instanceof NodeIsSyncing;
    }
}
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