@lodestar/beacon-node
Version:
A Typescript implementation of the beacon chain
73 lines • 4.23 kB
JavaScript
import { MAX_REQUEST_BLOCKS, MAX_REQUEST_BLOCKS_DENEB, MAX_REQUEST_LIGHT_CLIENT_UPDATES, isForkPostDeneb, } from "@lodestar/params";
import { ReqRespMethod, requestSszTypeByMethod } from "./types.js";
export const rateLimitQuotas = (fork, config) => ({
[ReqRespMethod.Status]: {
// Rationale: https://github.com/sigp/lighthouse/blob/bf533c8e42cc73c35730e285c21df8add0195369/beacon_node/lighthouse_network/src/rpc/mod.rs#L118-L130
byPeer: { quota: 5, quotaTimeMs: 15_000 },
},
[ReqRespMethod.Goodbye]: {
// Rationale: https://github.com/sigp/lighthouse/blob/bf533c8e42cc73c35730e285c21df8add0195369/beacon_node/lighthouse_network/src/rpc/mod.rs#L118-L130
byPeer: { quota: 1, quotaTimeMs: 10_000 },
},
[ReqRespMethod.Ping]: {
// Rationale: https://github.com/sigp/lighthouse/blob/bf533c8e42cc73c35730e285c21df8add0195369/beacon_node/lighthouse_network/src/rpc/mod.rs#L118-L130
byPeer: { quota: 2, quotaTimeMs: 10_000 },
},
[ReqRespMethod.Metadata]: {
// Rationale: https://github.com/sigp/lighthouse/blob/bf533c8e42cc73c35730e285c21df8add0195369/beacon_node/lighthouse_network/src/rpc/mod.rs#L118-L130
byPeer: { quota: 2, quotaTimeMs: 5_000 },
},
// Do not matter
[ReqRespMethod.BeaconBlocksByRange]: {
// Rationale: https://github.com/sigp/lighthouse/blob/bf533c8e42cc73c35730e285c21df8add0195369/beacon_node/lighthouse_network/src/rpc/mod.rs#L118-L130
byPeer: { quota: isForkPostDeneb(fork) ? MAX_REQUEST_BLOCKS_DENEB : MAX_REQUEST_BLOCKS, quotaTimeMs: 10_000 },
getRequestCount: getRequestCountFn(fork, config, ReqRespMethod.BeaconBlocksByRange, (req) => req.count),
},
[ReqRespMethod.BeaconBlocksByRoot]: {
// Rationale: https://github.com/sigp/lighthouse/blob/bf533c8e42cc73c35730e285c21df8add0195369/beacon_node/lighthouse_network/src/rpc/mod.rs#L118-L130
byPeer: { quota: isForkPostDeneb(fork) ? MAX_REQUEST_BLOCKS_DENEB : MAX_REQUEST_BLOCKS, quotaTimeMs: 10_000 },
getRequestCount: getRequestCountFn(fork, config, ReqRespMethod.BeaconBlocksByRoot, (req) => req.length),
},
[ReqRespMethod.BlobSidecarsByRange]: {
// Rationale: MAX_REQUEST_BLOCKS_DENEB * MAX_BLOBS_PER_BLOCK
byPeer: { quota: config.getMaxRequestBlobSidecars(fork), quotaTimeMs: 10_000 },
getRequestCount: getRequestCountFn(fork, config, ReqRespMethod.BlobSidecarsByRange, (req) => req.count),
},
[ReqRespMethod.BlobSidecarsByRoot]: {
// Rationale: quota of BeaconBlocksByRoot * MAX_BLOBS_PER_BLOCK
byPeer: { quota: config.getMaxRequestBlobSidecars(fork), quotaTimeMs: 10_000 },
getRequestCount: getRequestCountFn(fork, config, ReqRespMethod.BlobSidecarsByRoot, (req) => req.length),
},
[ReqRespMethod.LightClientBootstrap]: {
// As similar in the nature of `Status` protocol so we use the same rate limits.
byPeer: { quota: 5, quotaTimeMs: 15_000 },
},
[ReqRespMethod.LightClientUpdatesByRange]: {
// Same rationale as for BeaconBlocksByRange
byPeer: { quota: MAX_REQUEST_LIGHT_CLIENT_UPDATES, quotaTimeMs: 10_000 },
getRequestCount: getRequestCountFn(fork, config, ReqRespMethod.LightClientUpdatesByRange, (req) => req.count),
},
[ReqRespMethod.LightClientFinalityUpdate]: {
// Finality updates should not be requested more than once per epoch.
// Allow 2 per slot and a very safe bound until there's more testing of real usage.
byPeer: { quota: 2, quotaTimeMs: 12_000 },
},
[ReqRespMethod.LightClientOptimisticUpdate]: {
// Optimistic updates should not be requested more than once per slot.
// Allow 2 per slot and a very safe bound until there's more testing of real usage.
byPeer: { quota: 2, quotaTimeMs: 12_000 },
},
});
// Helper to produce a getRequestCount function
function getRequestCountFn(fork, config, method, fn) {
const type = requestSszTypeByMethod(fork, config)[method];
return (reqData) => {
try {
return (type && fn(type.deserialize(reqData))) ?? 1;
}
catch (_e) {
return 1;
}
};
}
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