feat: find free port for app

feat: find free port for app

index.js

@@ -1,13 +1,19 @@
 const { shell } = require('electron')
 const { runElectronTray } = require('./src/electron')
 const { runLauncher } = require('./src/launcher')
-const { port, runServer } = require('./src/server')
+const { findFreePort, port } = require('./src/port')
+const { runServer } = require('./src/server')
 const { getStatus } = require('./src/status')
 
-if (getStatus().status === 2) {
-    runLauncher()
-} else {
-    shell.openExternal(`http://localhost:${port}/installer/`)
+async function main() {
+    await findFreePort()
+    if (getStatus().status === 2) {
+        runLauncher()
+    } else {
+        shell.openExternal(`http://localhost:${port.value}/installer/`)
+    }
+    runElectronTray()
+    runServer()
 }
-runElectronTray()
-runServer()
+
+main()

src/electron.js

@@ -1,7 +1,7 @@
 const { app, Tray, Menu, shell } = require('electron')
 const { runLauncher } = require('./launcher')
 const { BeeManager } = require('./lifecycle')
-const { port } = require('./server')
+const { port } = require('./port')
 const { getStatus } = require('./status')
 
 let tray
@@ -12,7 +12,7 @@ function rebuildElectronTray() {
     }
     if (getStatus().status !== 2) {
         const contextMenu = Menu.buildFromTemplate([
-            { label: 'Open Installer', click: () => shell.openExternal(`http://localhost:${port}/installer/`) },
+            { label: 'Open Installer', click: () => shell.openExternal(`http://localhost:${port.value}/installer/`) },
             { type: 'separator' },
             {
                 label: 'Exit',
@@ -36,7 +36,7 @@ function rebuildElectronTray() {
             }
         },
         { type: 'separator' },
-        { label: 'Open Web UI', click: () => shell.openExternal(`http://localhost:${port}/dashboard/#/`) },
+        { label: 'Open Web UI', click: () => shell.openExternal(`http://localhost:${port.value}/dashboard/#/`) },
         { type: 'separator' },
         {
             label: 'Exit',

src/launcher.js

@@ -7,7 +7,7 @@ const { BeeManager } = require('./lifecycle')
 
 async function createConfigFileAndAddress() {
     writeFileSync('config.yaml', createStubConfiguration())
-    await launchBee().catch(() => {})
+    await initializeBee()
 }
 
 async function createInitialTransaction() {
@@ -83,6 +83,11 @@ transaction: ${transaction}
 block-hash: ${blockHash}`
 }
 
+async function initializeBee() {
+    const configPath = resolve('config.yaml')
+    return runProcess(resolve('bee'), ['init', `--config=${configPath}`], onStdout, onStderr, new AbortController())
+}
+
 async function launchBee(abortController) {
     if (!abortController) {
         abortController = new AbortController()

src/port.js

@@ -0,0 +1,37 @@
+const net = require('net')
+
+const port = {
+    value: -1
+}
+
+async function findFreePort() {
+    console.log('Finding free port...')
+    for (let i = 3000; i < 5000; i++) {
+        const free = await testPort(i)
+        if (free) {
+            port.value = i
+            console.log(`Found free port: ${i}`)
+            return
+        }
+    }
+}
+
+async function testPort(port) {
+    return new Promise(resolve => {
+        const server = net.createServer()
+        server.once('error', () => {
+            server.close()
+            resolve(false)
+        })
+        server.once('listening', () => {
+            server.close()
+            resolve(true)
+        })
+        server.listen(port)
+    })
+}
+
+module.exports = {
+    port,
+    findFreePort
+}

src/server.js

@@ -5,15 +5,14 @@ const serve = require('koa-static')
 const { writeConfigYaml, readConfigYaml } = require('./config-yaml')
 const { createInitialTransaction, createConfigFileAndAddress, runLauncher } = require('./launcher')
 const { BeeManager } = require('./lifecycle')
+const { port } = require('./port')
 const { getStatus } = require('./status')
 
-const port = 5000
-
 function runServer() {
     const app = new Koa()
     app.use(serve('static'))
     app.use(async (context, next) => {
-        context.set('Access-Control-Allow-Origin', '*')
+        context.set('Access-Control-Allow-Origin', `http://localhost:${port.value}`)
         context.set('Access-Control-Allow-Credentials', 'true')
         context.set(
             'Access-Control-Allow-Headers',
@@ -49,7 +48,7 @@ function runServer() {
     })
     app.use(router.routes())
     app.use(router.allowedMethods())
-    app.listen(port)
+    app.listen(port.value)
 }
 
-module.exports = { runServer, port }
+module.exports = { runServer }

static/dashboard/asset-manifest.json

@@ -1,8 +1,8 @@
 {
   "files": {
     "main.css": "./static/css/main.59b0af6f.chunk.css",
-    "main.js": "./static/js/main.637f9634.chunk.js",
-    "main.js.map": "./static/js/main.637f9634.chunk.js.map",
+    "main.js": "./static/js/main.16628c3e.chunk.js",
+    "main.js.map": "./static/js/main.16628c3e.chunk.js.map",
     "runtime-main.js": "./static/js/runtime-main.fb7b86cd.js",
     "runtime-main.js.map": "./static/js/runtime-main.fb7b86cd.js.map",
     "static/js/2.b42b2095.chunk.js": "./static/js/2.b42b2095.chunk.js",
@@ -19,6 +19,6 @@
     "static/js/runtime-main.fb7b86cd.js",
     "static/js/2.b42b2095.chunk.js",
     "static/css/main.59b0af6f.chunk.css",
-    "static/js/main.637f9634.chunk.js"
+    "static/js/main.16628c3e.chunk.js"
   ]
 }

static/dashboard/index.html

@@ -1 +1 @@
-<!doctype html><html lang="en"><head><meta charset="utf-8"/><link rel="icon" href="./favicon.ico"/><meta name="viewport" content="width=device-width,initial-scale=1"/><meta name="theme-color" content="#000000"/><meta name="description" content="Bee Dashboard"/><link rel="apple-touch-icon" href="./logo192.png"/><link rel="manifest" href="./manifest.json"/><title>Bee Dashboard</title><link href="./static/css/main.59b0af6f.chunk.css" rel="stylesheet"></head><body><noscript>You need to enable JavaScript to run this app.</noscript><div id="root"></div><script>!function(e){function r(r){for(var n,a,i=r[0],c=r[1],l=r[2],f=0,p=[];f<i.length;f++)a=i[f],Object.prototype.hasOwnProperty.call(o,a)&&o[a]&&p.push(o[a][0]),o[a]=0;for(n in c)Object.prototype.hasOwnProperty.call(c,n)&&(e[n]=c[n]);for(s&&s(r);p.length;)p.shift()();return u.push.apply(u,l||[]),t()}function t(){for(var e,r=0;r<u.length;r++){for(var t=u[r],n=!0,i=1;i<t.length;i++){var c=t[i];0!==o[c]&&(n=!1)}n&&(u.splice(r--,1),e=a(a.s=t[0]))}return e}var n={},o={1:0},u=[];function a(r){if(n[r])return n[r].exports;var t=n[r]={i:r,l:!1,exports:{}};return e[r].call(t.exports,t,t.exports,a),t.l=!0,t.exports}a.e=function(e){var r=[],t=o[e];if(0!==t)if(t)r.push(t[2]);else{var n=new Promise((function(r,n){t=o[e]=[r,n]}));r.push(t[2]=n);var u,i=document.createElement("script");i.charset="utf-8",i.timeout=120,a.nc&&i.setAttribute("nonce",a.nc),i.src=function(e){return a.p+"static/js/"+({}[e]||e)+"."+{3:"d87d34cb"}[e]+".chunk.js"}(e);var c=new Error;u=function(r){i.onerror=i.onload=null,clearTimeout(l);var t=o[e];if(0!==t){if(t){var n=r&&("load"===r.type?"missing":r.type),u=r&&r.target&&r.target.src;c.message="Loading chunk "+e+" failed.\n("+n+": "+u+")",c.name="ChunkLoadError",c.type=n,c.request=u,t[1](c)}o[e]=void 0}};var l=setTimeout((function(){u({type:"timeout",target:i})}),12e4);i.onerror=i.onload=u,document.head.appendChild(i)}return Promise.all(r)},a.m=e,a.c=n,a.d=function(e,r,t){a.o(e,r)||Object.defineProperty(e,r,{enumerable:!0,get:t})},a.r=function(e){"undefined"!=typeof Symbol&&Symbol.toStringTag&&Object.defineProperty(e,Symbol.toStringTag,{value:"Module"}),Object.defineProperty(e,"__esModule",{value:!0})},a.t=function(e,r){if(1&r&&(e=a(e)),8&r)return e;if(4&r&&"object"==typeof e&&e&&e.__esModule)return e;var t=Object.create(null);if(a.r(t),Object.defineProperty(t,"default",{enumerable:!0,value:e}),2&r&&"string"!=typeof e)for(var n in e)a.d(t,n,function(r){return e[r]}.bind(null,n));return t},a.n=function(e){var r=e&&e.__esModule?function(){return e.default}:function(){return e};return a.d(r,"a",r),r},a.o=function(e,r){return Object.prototype.hasOwnProperty.call(e,r)},a.p="./",a.oe=function(e){throw console.error(e),e};var i=this["webpackJsonp@ethersphere/bee-dashboard"]=this["webpackJsonp@ethersphere/bee-dashboard"]||[],c=i.push.bind(i);i.push=r,i=i.slice();for(var l=0;l<i.length;l++)r(i[l]);var s=c;t()}([])</script><script src="./static/js/2.b42b2095.chunk.js"></script><script src="./static/js/main.637f9634.chunk.js"></script></body></html>
+<!doctype html><html lang="en"><head><meta charset="utf-8"/><link rel="icon" href="./favicon.ico"/><meta name="viewport" content="width=device-width,initial-scale=1"/><meta name="theme-color" content="#000000"/><meta name="description" content="Bee Dashboard"/><link rel="apple-touch-icon" href="./logo192.png"/><link rel="manifest" href="./manifest.json"/><title>Bee Dashboard</title><link href="./static/css/main.59b0af6f.chunk.css" rel="stylesheet"></head><body><noscript>You need to enable JavaScript to run this app.</noscript><div id="root"></div><script>!function(e){function r(r){for(var n,a,i=r[0],c=r[1],l=r[2],f=0,p=[];f<i.length;f++)a=i[f],Object.prototype.hasOwnProperty.call(o,a)&&o[a]&&p.push(o[a][0]),o[a]=0;for(n in c)Object.prototype.hasOwnProperty.call(c,n)&&(e[n]=c[n]);for(s&&s(r);p.length;)p.shift()();return u.push.apply(u,l||[]),t()}function t(){for(var e,r=0;r<u.length;r++){for(var t=u[r],n=!0,i=1;i<t.length;i++){var c=t[i];0!==o[c]&&(n=!1)}n&&(u.splice(r--,1),e=a(a.s=t[0]))}return e}var n={},o={1:0},u=[];function a(r){if(n[r])return n[r].exports;var t=n[r]={i:r,l:!1,exports:{}};return e[r].call(t.exports,t,t.exports,a),t.l=!0,t.exports}a.e=function(e){var r=[],t=o[e];if(0!==t)if(t)r.push(t[2]);else{var n=new Promise((function(r,n){t=o[e]=[r,n]}));r.push(t[2]=n);var u,i=document.createElement("script");i.charset="utf-8",i.timeout=120,a.nc&&i.setAttribute("nonce",a.nc),i.src=function(e){return a.p+"static/js/"+({}[e]||e)+"."+{3:"d87d34cb"}[e]+".chunk.js"}(e);var c=new Error;u=function(r){i.onerror=i.onload=null,clearTimeout(l);var t=o[e];if(0!==t){if(t){var n=r&&("load"===r.type?"missing":r.type),u=r&&r.target&&r.target.src;c.message="Loading chunk "+e+" failed.\n("+n+": "+u+")",c.name="ChunkLoadError",c.type=n,c.request=u,t[1](c)}o[e]=void 0}};var l=setTimeout((function(){u({type:"timeout",target:i})}),12e4);i.onerror=i.onload=u,document.head.appendChild(i)}return Promise.all(r)},a.m=e,a.c=n,a.d=function(e,r,t){a.o(e,r)||Object.defineProperty(e,r,{enumerable:!0,get:t})},a.r=function(e){"undefined"!=typeof Symbol&&Symbol.toStringTag&&Object.defineProperty(e,Symbol.toStringTag,{value:"Module"}),Object.defineProperty(e,"__esModule",{value:!0})},a.t=function(e,r){if(1&r&&(e=a(e)),8&r)return e;if(4&r&&"object"==typeof e&&e&&e.__esModule)return e;var t=Object.create(null);if(a.r(t),Object.defineProperty(t,"default",{enumerable:!0,value:e}),2&r&&"string"!=typeof e)for(var n in e)a.d(t,n,function(r){return e[r]}.bind(null,n));return t},a.n=function(e){var r=e&&e.__esModule?function(){return e.default}:function(){return e};return a.d(r,"a",r),r},a.o=function(e,r){return Object.prototype.hasOwnProperty.call(e,r)},a.p="./",a.oe=function(e){throw console.error(e),e};var i=this["webpackJsonp@ethersphere/bee-dashboard"]=this["webpackJsonp@ethersphere/bee-dashboard"]||[],c=i.push.bind(i);i.push=r,i=i.slice();for(var l=0;l<i.length;l++)r(i[l]);var s=c;t()}([])</script><script src="./static/js/2.b42b2095.chunk.js"></script><script src="./static/js/main.16628c3e.chunk.js"></script></body></html>

static/installer/asset-manifest.json

@@ -1,13 +1,13 @@
 {
   "files": {
     "main.css": "/installer/static/css/main.cfed29a4.css",
-    "main.js": "/installer/static/js/main.9e0567e8.js",
+    "main.js": "/installer/static/js/main.443fc15b.js",
     "index.html": "/installer/index.html",
     "main.cfed29a4.css.map": "/installer/static/css/main.cfed29a4.css.map",
-    "main.9e0567e8.js.map": "/installer/static/js/main.9e0567e8.js.map"
+    "main.443fc15b.js.map": "/installer/static/js/main.443fc15b.js.map"
   },
   "entrypoints": [
     "static/css/main.cfed29a4.css",
-    "static/js/main.9e0567e8.js"
+    "static/js/main.443fc15b.js"
   ]
 }

static/installer/index.html

@@ -1 +1 @@
-<!doctype html><html lang="en"><head><meta charset="utf-8"/><link rel="icon" href="/installer/favicon.ico"/><meta name="viewport" content="width=device-width,initial-scale=1"/><meta name="theme-color" content="#000000"/><meta name="description" content="Web site created using create-react-app"/><link rel="apple-touch-icon" href="/installer/logo192.png"/><link rel="manifest" href="/installer/manifest.json"/><title>React App</title><script defer="defer" src="/installer/static/js/main.9e0567e8.js"></script><link href="/installer/static/css/main.cfed29a4.css" rel="stylesheet"></head><body><noscript>You need to enable JavaScript to run this app.</noscript><div id="root"></div></body></html>
+<!doctype html><html lang="en"><head><meta charset="utf-8"/><link rel="icon" href="/installer/favicon.ico"/><meta name="viewport" content="width=device-width,initial-scale=1"/><meta name="theme-color" content="#000000"/><meta name="description" content="Web site created using create-react-app"/><link rel="apple-touch-icon" href="/installer/logo192.png"/><link rel="manifest" href="/installer/manifest.json"/><title>React App</title><script defer="defer" src="/installer/static/js/main.443fc15b.js"></script><link href="/installer/static/css/main.cfed29a4.css" rel="stylesheet"></head><body><noscript>You need to enable JavaScript to run this app.</noscript><div id="root"></div></body></html>