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Add HOST environment variable to configure websocket-server bind address

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This commit is contained in:
James Addison 2021-01-04 17:43:39 +00:00
parent 2a3d623232
commit 1c278ad268
2 changed files with 6 additions and 5 deletions
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6
README.md
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@ -85,10 +85,10 @@ wsOpts = {
Start a y-websocket server: Start a y-websocket server:
```sh ```sh
PORT=1234 npx y-websocket-server HOST=localhost PORT=1234 npx y-websocket-server
``` ```
Since npm symlinks the `y-websocket-server` executable from your local `./node_modules/.bin` folder, you can simply run npx. The `PORT` environment variable already defaults to 1234. Since npm symlinks the `y-websocket-server` executable from your local `./node_modules/.bin` folder, you can simply run npx. The `PORT` environment variable already defaults to 1234, and `HOST` defaults to `localhost`.
### Websocket Server with Persistence ### Websocket Server with Persistence
@ -97,7 +97,7 @@ Persist document updates in a LevelDB database.
See [LevelDB Persistence](https://github.com/yjs/y-leveldb) for more info. See [LevelDB Persistence](https://github.com/yjs/y-leveldb) for more info.
```sh ```sh
PORT=1234 YPERSISTENCE=./dbDir node ./node_modules/y-websocket/bin/server.js HOST=localhost PORT=1234 YPERSISTENCE=./dbDir node ./node_modules/y-websocket/bin/server.js
``` ```
### Websocket Server with HTTP callback ### Websocket Server with HTTP callback

5
bin/server.js
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@ -8,6 +8,7 @@ const http = require('http')
const wss = new WebSocket.Server({ noServer: true }) const wss = new WebSocket.Server({ noServer: true })
const setupWSConnection = require('./utils.js').setupWSConnection const setupWSConnection = require('./utils.js').setupWSConnection
const host = process.env.HOST || 'localhost'
const port = process.env.PORT || 1234 const port = process.env.PORT || 1234
const server = http.createServer((request, response) => { const server = http.createServer((request, response) => {
@ -28,6 +29,6 @@ server.on('upgrade', (request, socket, head) => {
wss.handleUpgrade(request, socket, head, handleAuth) wss.handleUpgrade(request, socket, head, handleAuth)
}) })
server.listen(port) server.listen({host, port})
console.log('running on port', port) console.log(`running at '${host}' on port ${port}`)