src/index.ts

@@ -6,7 +6,6 @@ import config from "./config.js";
 import { loadPlugins } from "./modules/plugin.js";
 import { start as startDns } from "./modules/dns.js";
 import { start as startSSl } from "./modules/ssl.js";
-import { start as startSwarm } from "./modules/swarm.js";
 import { generateSeedPhraseDeterministic } from "libskynet";
 import * as crypto from "crypto";
 
@@ -21,7 +20,6 @@ if (!config.str("seed")) {
 }
 
 async function boot() {
-  await startSwarm();
   await loadPlugins();
   await startApp();
   await startRpc();

src/modules/dns.ts

@@ -36,7 +36,7 @@ async function ipUpdate() {
 }
 
 export async function start() {
-  const swarm = getSwarm();
+  const swarm = (await getSwarm()) as any;
 
   await ipUpdate();
 

src/modules/relay.ts

@@ -20,7 +20,7 @@ import { getSslContext } from "./ssl.js";
 export async function start() {
   const relayPort = config.uint("port");
 
-  const dht = getSwarm();
+  const dht = await getSwarm();
 
   const statusCodeServer = http.createServer(function (req, res) {
     // @ts-ignore

src/modules/rpc.ts

@@ -13,13 +13,13 @@ export async function start() {
     errorExit("Please set pocket-app-id and pocket-app-key config options.");
   }
 
-  getSwarm().on("connection", (stream: SecretStream) =>
+  (await getSwarm()).on("connection", (stream: SecretStream) =>
     getRpcServer().setup(stream)
   );
 }
 
 export async function getRpcByPeer(peer: string) {
-  const swarm = getSwarm();
+  const swarm = await getSwarm();
 
   if (swarm._allConnections.has(peer)) {
     return swarm._allConnections.get(peer)[RPC_PROTOCOL_SYMBOL];

src/modules/rpc/cache.ts

@@ -34,10 +34,7 @@ export class RPCCache extends EventEmitter {
   constructor(server: RPCServer) {
     super();
     this.server = server;
-    this._swarm = getSwarm();
+    this.init();
-    this.dhtCache = new DHTCache(this._swarm, {
-      protocol: "lumeweb.rpccache",
-    });
   }
 
   public async getNodeQuery(
@@ -113,7 +110,6 @@ export class RPCCache extends EventEmitter {
 
     item.signature = this.signResponse(item);
 
-    this.dhtCache?.addItem(queryHash);
     this._data[queryHash] = item;
   }
 
@@ -129,4 +125,11 @@ export class RPCCache extends EventEmitter {
 
     return true;
   }
+
+  private async init() {
+    this.dhtCache = new DHTCache(await getSwarm(), {
+      protocol: "lumeweb.rpccache",
+    });
+    this._swarm = await getSwarm();
+  }
 }

src/modules/rpc/server.ts

@@ -133,7 +133,7 @@ export class RPCServer extends EventEmitter {
     }
 
     return crypto
-      .sign(Buffer.from(raw), this._cache.swarm.keyPair.secretKey)
+      .sign(Buffer.from(raw, this._cache.swarm.keyPair.privateKey))
       .toString("hex");
   }
 
@@ -147,7 +147,6 @@ export class RPCServer extends EventEmitter {
     let cachedRequest = this.getCachedRequest(request) as RPCCacheItem;
 
     if (cachedRequest) {
-      this.getRequestLock(request)?.release();
       return cachedRequest.value;
     }
 
@@ -186,15 +185,13 @@ export class RPCServer extends EventEmitter {
       this.cache.addItem(request, rpcResult);
     }
 
-    this.getRequestLock(request)?.release();
-
     return rpcResult;
   }
 
   private getCachedRequest(request: RPCRequest): RPCCacheItem | boolean {
     const req = RPCServer.hashQuery(request);
     if (RPCServer.hashQuery(request) in this._cache.data) {
-      return this._cache.data[req] as RPCCacheItem;
+      this._cache.data[req];
     }
 
     return false;
@@ -228,12 +225,15 @@ export class RPCServer extends EventEmitter {
       return;
     }
 
-    if (!this.getRequestLock(request)) {
-      this.createRequestLock(request);
-    }
-
     const reqId = RPCServer.hashQuery(request);
-    const lock: Mutex = this.getRequestLock(request) as Mutex;
+
+    let lock: Mutex = this.pendingRequests.get(reqId) as Mutex;
+    const lockExists = !!lock;
+
+    if (!lockExists) {
+      lock = new Mutex();
+      this.pendingRequests.set(reqId, lock);
+    }
 
     if (lock.isLocked()) {
       await lock.waitForUnlock();
@@ -244,22 +244,4 @@ export class RPCServer extends EventEmitter {
 
     await lock.acquire();
   }
-
-  private getRequestLock(request: RPCRequest): Mutex | null {
-    const reqId = RPCServer.hashQuery(request);
-
-    let lock: Mutex = this.pendingRequests.get(reqId) as Mutex;
-
-    if (!lock) {
-      return null;
-    }
-
-    return lock;
-  }
-
-  private createRequestLock(request: RPCRequest) {
-    const reqId = RPCServer.hashQuery(request);
-
-    this.pendingRequests.set(reqId, new Mutex());
-  }
 }

src/modules/swarm.ts

@@ -34,7 +34,7 @@ export function getKeyPair() {
   return deriveMyskyRootKeypair(seedPhraseToSeed(seed)[0]);
 }
 
-export async function start() {
+async function start() {
   const keyPair = getKeyPair();
 
   node = new Hyperswarm({ keyPair, dht: new DHT({ keyPair }) });
@@ -49,6 +49,10 @@ export async function start() {
   return node;
 }
 
-export function get(): Hyperswarm {
+export async function get(): Promise<Hyperswarm> {
+  if (!node) {
+    await start();
+  }
+
   return node;
 }