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# teeobserver
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This tool continuously fetches the DDNet master server and observes the changes, broadcasting the events to connected websockets.
By default it listens to `127.0.0.1:3000` and the websocket connection is at `ws://localhost:3000/ws`
Port can be changed with the `PORT` environment variable.
```
> RUST_LOG="teeobserver=debug"
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> teeobserver
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2023-10-02T14:18:54.933535Z DEBUG teeobserver::util: making request to master
2023-10-02T14:18:55.419999Z DEBUG teeobserver::util: got 1139 servers
2023-10-02T14:18:55.421385Z INFO teeobserver: listening on http://127.0.0.1:3000
2023-10-02T14:18:55.422382Z DEBUG teeobserver::util: making request to master
2023-10-02T14:18:55.525406Z DEBUG teeobserver::util: got 1139 servers
2023-10-02T14:18:55.530730Z INFO teeobserver: sent 0 events to 0 receivers
2023-10-02T14:18:57.627921Z INFO teeobserver::routes: `websocket: Mozilla/5.0 (X11; Linux x86_64; rv:109.0) Gecko/20100101 Firefox/118.0` at 127.0.0.1:44564 connected.
2023-10-02T14:19:05.422137Z DEBUG teeobserver::util: making request to master
2023-10-02T14:19:05.554810Z DEBUG teeobserver::util: got 1139 servers
2023-10-02T14:19:05.559945Z INFO teeobserver: sent 68 events to 1 receivers
2023-10-02T14:19:15.421549Z DEBUG teeobserver::util: making request to master
2023-10-02T14:19:15.540133Z DEBUG teeobserver::util: got 1139 servers
2023-10-02T14:19:15.545310Z INFO teeobserver: sent 75 events to 1 receivers
```
To connect with a simple webpage:
```html
< html >
< body >
< / body >
< script >
// Create WebSocket connection.
const socket = new WebSocket("ws://localhost:3000/ws");
// Listen for messages
socket.addEventListener("message", (event) => {
console.log("Message from server ", event.data);
});
< / script >
< / html >
```
