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4 changed files with 16 additions and 42 deletions
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2
dist/DHTDataBase.d.ts.map vendored
View File

@ -1 +1 @@
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22
dist/DHTDataBase.js vendored
View File

@ -113,10 +113,6 @@ class DHTDataBase extends events_1.default {
const { data: rawData, timestamp, signature } = decoded;
if (signature &&
hypercore_crypto_1.default.verify(b4a_1.default.from(`${timestamp}${rawData}`), signature, id)) {
if ((timestamp || 0) <= this.getPeerTimestamp(id)) {
(0, debug_1.default)(`Received old data for peer ${id}`);
return;
}
const data = rawData ? ordered_json_1.default.parse(rawData) : null;
this._setPeer(id, data, timestamp, signature);
this.emit("peer-data", data, id);
@ -205,22 +201,16 @@ class DHTDataBase extends events_1.default {
continue;
}
if (signature &&
hypercore_crypto_1.default.verify(b4a_1.default.from(`${timestamp}${data}`), signature, b4a_1.default.from(id, "hex"))) {
hypercore_crypto_1.default.verify(b4a_1.default.from(`${timestamp}${data}`), signature, b4a_1.default.from(id))) {
const parsedData = data ? ordered_json_1.default.parse(data) : null;
let peerData = parsedData || {};
// If we're already tracking them
if (this._hasSeenPeer(id)) {
// Ensure we don't have old data
if ((timestamp || 0) > this.getPeerTimestamp(id)) {
// See what data we already have for them
// Add their existing data to what we got from the bootstrap
const existingPeerData = this.getPeerData(id);
peerData = { ...existingPeerData, ...peerData };
this._setPeer(id, peerData, timestamp, signature);
}
else {
(0, debug_1.default)(`Received old data for peer ${id}`);
}
// See what data we already have for them
// Add their existing data to what we got from the bootstrap
const existingPeerData = this.getPeerData(id);
peerData = { ...existingPeerData, ...peerData };
this._setPeer(id, peerData, timestamp, signature);
}
}
else {

28
src/DHTDataBase.ts
View File

@ -78,7 +78,6 @@ export default class DHTDataBase extends EventEmitter {
getPeerData(id: Buffer | string) {
return this.getPeerField(id, "data");
}
getPeerTimestamp(id: Buffer | string) {
return this.getPeerField(id, "timestamp");
}
@ -160,18 +159,12 @@ export default class DHTDataBase extends EventEmitter {
signature &&
crypto.verify(b4a.from(`${timestamp}${rawData}`), signature, id)
) {
if ((timestamp || 0) <= this.getPeerTimestamp(id)) {
debug(`Received old data for peer ${id}`);
return;
}
const data = rawData ? orderedJSON.parse(rawData) : null;
this._setPeer(id, data, timestamp, signature);
this.emit("peer-data", data, id);
this._recalculate();
return;
}
debug(`Invalid signature received for peer ${id}`);
} else if (type === Type.CONNECTED) {
const { id: toId } = decoded;
@ -281,27 +274,18 @@ export default class DHTDataBase extends EventEmitter {
if (
signature &&
crypto.verify(
b4a.from(`${timestamp}${data}`),
signature,
b4a.from(id, "hex")
)
crypto.verify(b4a.from(`${timestamp}${data}`), signature, b4a.from(id))
) {
const parsedData = data ? orderedJSON.parse(data) : null;
let peerData = parsedData || {};
// If we're already tracking them
if (this._hasSeenPeer(id)) {
// Ensure we don't have old data
if ((timestamp || 0) > this.getPeerTimestamp(id)) {
// See what data we already have for them
// Add their existing data to what we got from the bootstrap
const existingPeerData = this.getPeerData(id);
peerData = { ...existingPeerData, ...peerData };
this._setPeer(id, peerData, timestamp, signature);
} else {
debug(`Received old data for peer ${id}`);
}
// See what data we already have for them
// Add their existing data to what we got from the bootstrap
const existingPeerData = this.getPeerData(id);
peerData = { ...existingPeerData, ...peerData };
this._setPeer(id, peerData, timestamp, signature);
}
} else {
debug(`Invalid signature received for peer ${id}`);

6
test.js
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@ -3,7 +3,7 @@ const test = require("tape");
const Hyperswarm = require("hyperswarm");
const sodium = require("sodium-universal");
const b4a = require("b4a");
const { default: DHTData } = require("./");
const { default: DHTOnline } = require("./");
const crypto = require("crypto");
const topicName = crypto.randomBytes(10);
const topic = b4a.allocUnsafe(32);
@ -19,8 +19,8 @@ test("Basic presence test / data propagation", (t) => {
const peer1 = peers.shift();
const peer2 = peers.shift();
const p1 = new DHTData(peer1);
const p2 = new DHTData(peer2);
const p1 = new DHTOnline(peer1);
const p2 = new DHTOnline(peer2);
p1.data = { message: "Hello" };
p2.data = { message: "World!" };