36 lines
963 B
JavaScript
36 lines
963 B
JavaScript
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import WebSocket, {WebSocketServer} from 'ws'
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try {
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const server = new WebSocketServer({
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port: 3001,
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perMessageDeflate: {
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zlibDeflateOptions: {
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// See zlib defaults.
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chunkSize: 1024,
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memLevel: 7,
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level: 3
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},
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zlibInflateOptions: {
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chunkSize: 10 * 1024
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},
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// Other options settable:
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clientNoContextTakeover: true, // Defaults to negotiated value.
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serverNoContextTakeover: true, // Defaults to negotiated value.
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serverMaxWindowBits: 10, // Defaults to negotiated value.
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// Below options specified as default values.
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concurrencyLimit: 10, // Limits zlib concurrency for perf.
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threshold: 1024 // Size (in bytes) below which messages
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// should not be compressed if context takeover is disabled.
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}
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})
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server.on('connection', function connection(socket) {
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socket.on('message', function message(data) {
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console.log("received: %s", data)
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socket.send("pong")
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})
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})
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}
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catch(e) {
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console.log(e);
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}
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