Add Webtorrent trackers env var (#113)

README.md

@@ -24,6 +24,8 @@ The recommended way to deploy FilePizza is as a [Docker container](https://hub.d
 
 You can specify your own ICE STUN/TURN servers for better connectivity behind NATs by passing a JSON encoding of the array via env var `ICE_SERVERS`. Alternatively, if you'd like to use [Twilio's STUN/TURN service](https://www.twilio.com/stun-turn), you can specify your SID and token using the `TWILIO_SID` and `TWILIO_TOKEN` environment variables, respectively.
 
+You can specify your own Webtorrent tracker(s) using the `WEBTORRENT_TRACKERS` environment variable, comma-delimited.
+
 If you want to use [Google Analytics](https://marketingplatform.google.com/about/analytics/), you can specify your UA code using the `GA_ACCESS_TOKEN="UA-00000000-1"` environment variable.
 
 ## Development

docker-compose.yaml

@@ -10,6 +10,14 @@ services:
     environment:
       - PORT=3333
       - EXTRA_ICE_SERVERS=turn:localhost:3478
+      - WEBTORRENT_TRACKERS=ws://localhost:8000
   coturn:
     image: instrumentisto/coturn:latest
     network_mode: host
+    ports:
+      - 3478:3478
+  bittorrent-tracker:
+    image: henkel/bittorrent-tracker:latest
+    command: ["npx", "bittorrent-tracker", "--http-hostname", "0.0.0.0", "--ws"]
+    ports:
+    - 8000:8000

src/stores/UploadStore.js

@@ -3,11 +3,13 @@ import alt from "../alt";
 import socket from "filepizza-socket";
 import { getClient } from "../wt";
 
-const TRACKERS = [
-  ["wss://tracker.btorrent.xyz"],
-  ["wss://tracker.openwebtorrent.com"],
-  ["wss://tracker.fastcast.nz"]
-];
+const TRACKERS = process.env.WEBTORRENT_TRACKERS
+  ? process.env.WEBTORRENT_TRACKERS.split(',').map(t => t.trim())
+  : [
+    ["wss://tracker.openwebtorrent.com"],
+    ["wss://tracker.btorrent.xyz"],
+    ["wss://tracker.fastcast.nz"]
+  ];
 
 const SPEED_REFRESH_TIME = 2000;