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@ -1,95 +1,95 @@
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'use strict';
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const errorOverlayMiddleware = require('react-dev-utils/errorOverlayMiddleware');
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const noopServiceWorkerMiddleware = require('react-dev-utils/noopServiceWorkerMiddleware');
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const ignoredFiles = require('react-dev-utils/ignoredFiles');
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const config = require('./webpack.config.dev');
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const paths = require('./paths');
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const protocol = process.env.HTTPS === 'true' ? 'https' : 'http';
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const host = process.env.HOST || '0.0.0.0';
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module.exports = function(proxy, allowedHost) {
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return {
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// WebpackDevServer 2.4.3 introduced a security fix that prevents remote
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// websites from potentially accessing local content through DNS rebinding:
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// https://github.com/webpack/webpack-dev-server/issues/887
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// https://medium.com/webpack/webpack-dev-server-middleware-security-issues-1489d950874a
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// However, it made several existing use cases such as development in cloud
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// environment or subdomains in development significantly more complicated:
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// https://github.com/facebookincubator/create-react-app/issues/2271
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// https://github.com/facebookincubator/create-react-app/issues/2233
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// While we're investigating better solutions, for now we will take a
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// compromise. Since our WDS configuration only serves files in the `public`
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// folder we won't consider accessing them a vulnerability. However, if you
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// use the `proxy` feature, it gets more dangerous because it can expose
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// remote code execution vulnerabilities in backends like Django and Rails.
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// So we will disable the host check normally, but enable it if you have
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// specified the `proxy` setting. Finally, we let you override it if you
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// really know what you're doing with a special environment variable.
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disableHostCheck:
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!proxy || process.env.DANGEROUSLY_DISABLE_HOST_CHECK === 'true',
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// Enable gzip compression of generated files.
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compress: true,
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// Silence WebpackDevServer's own logs since they're generally not useful.
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// It will still show compile warnings and errors with this setting.
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clientLogLevel: 'none',
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// By default WebpackDevServer serves physical files from current directory
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// in addition to all the virtual build products that it serves from memory.
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// This is confusing because those files won’t automatically be available in
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// production build folder unless we copy them. However, copying the whole
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// project directory is dangerous because we may expose sensitive files.
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// Instead, we establish a convention that only files in `public` directory
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// get served. Our build script will copy `public` into the `build` folder.
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// In `index.html`, you can get URL of `public` folder with %PUBLIC_URL%:
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// <link rel="shortcut icon" href="%PUBLIC_URL%/favicon.ico">
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// In JavaScript code, you can access it with `process.env.PUBLIC_URL`.
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// Note that we only recommend to use `public` folder as an escape hatch
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// for files like `favicon.ico`, `manifest.json`, and libraries that are
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// for some reason broken when imported through Webpack. If you just want to
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// use an image, put it in `src` and `import` it from JavaScript instead.
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contentBase: paths.appPublic,
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// By default files from `contentBase` will not trigger a page reload.
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watchContentBase: true,
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// Enable hot reloading server. It will provide /sockjs-node/ endpoint
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|
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// for the WebpackDevServer client so it can learn when the files were
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// updated. The WebpackDevServer client is included as an entry point
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// in the Webpack development configuration. Note that only changes
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// to CSS are currently hot reloaded. JS changes will refresh the browser.
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hot: true,
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// It is important to tell WebpackDevServer to use the same "root" path
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// as we specified in the config. In development, we always serve from /.
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publicPath: config.output.publicPath,
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// WebpackDevServer is noisy by default so we emit custom message instead
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// by listening to the compiler events with `compiler.plugin` calls above.
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quiet: true,
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// Reportedly, this avoids CPU overload on some systems.
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// https://github.com/facebookincubator/create-react-app/issues/293
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// src/node_modules is not ignored to support absolute imports
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// https://github.com/facebookincubator/create-react-app/issues/1065
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watchOptions: {
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ignored: ignoredFiles(paths.appSrc),
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},
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// Enable HTTPS if the HTTPS environment variable is set to 'true'
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https: protocol === 'https',
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host: host,
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overlay: false,
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historyApiFallback: {
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// Paths with dots should still use the history fallback.
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// See https://github.com/facebookincubator/create-react-app/issues/387.
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disableDotRule: true,
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},
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public: allowedHost,
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proxy,
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before(app) {
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// This lets us open files from the runtime error overlay.
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app.use(errorOverlayMiddleware());
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// This service worker file is effectively a 'no-op' that will reset any
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// previous service worker registered for the same host:port combination.
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|
|
|
// We do this in development to avoid hitting the production cache if
|
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// it used the same host and port.
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// https://github.com/facebookincubator/create-react-app/issues/2272#issuecomment-302832432
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app.use(noopServiceWorkerMiddleware());
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},
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};
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};
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'use strict';
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const errorOverlayMiddleware = require('react-dev-utils/errorOverlayMiddleware');
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|
|
|
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const noopServiceWorkerMiddleware = require('react-dev-utils/noopServiceWorkerMiddleware');
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const ignoredFiles = require('react-dev-utils/ignoredFiles');
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const config = require('./webpack.config.dev');
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const paths = require('./paths');
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const protocol = process.env.HTTPS === 'true' ? 'https' : 'http';
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const host = process.env.HOST || '0.0.0.0';
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module.exports = function(proxy, allowedHost) {
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|
|
|
|
return {
|
|
|
|
|
// WebpackDevServer 2.4.3 introduced a security fix that prevents remote
|
|
|
|
|
// websites from potentially accessing local content through DNS rebinding:
|
|
|
|
|
// https://github.com/webpack/webpack-dev-server/issues/887
|
|
|
|
|
// https://medium.com/webpack/webpack-dev-server-middleware-security-issues-1489d950874a
|
|
|
|
|
// However, it made several existing use cases such as development in cloud
|
|
|
|
|
// environment or subdomains in development significantly more complicated:
|
|
|
|
|
// https://github.com/facebookincubator/create-react-app/issues/2271
|
|
|
|
|
// https://github.com/facebookincubator/create-react-app/issues/2233
|
|
|
|
|
// While we're investigating better solutions, for now we will take a
|
|
|
|
|
// compromise. Since our WDS configuration only serves files in the `public`
|
|
|
|
|
// folder we won't consider accessing them a vulnerability. However, if you
|
|
|
|
|
// use the `proxy` feature, it gets more dangerous because it can expose
|
|
|
|
|
// remote code execution vulnerabilities in backends like Django and Rails.
|
|
|
|
|
// So we will disable the host check normally, but enable it if you have
|
|
|
|
|
// specified the `proxy` setting. Finally, we let you override it if you
|
|
|
|
|
// really know what you're doing with a special environment variable.
|
|
|
|
|
disableHostCheck:
|
|
|
|
|
!proxy || process.env.DANGEROUSLY_DISABLE_HOST_CHECK === 'true',
|
|
|
|
|
// Enable gzip compression of generated files.
|
|
|
|
|
compress: true,
|
|
|
|
|
// Silence WebpackDevServer's own logs since they're generally not useful.
|
|
|
|
|
// It will still show compile warnings and errors with this setting.
|
|
|
|
|
clientLogLevel: 'none',
|
|
|
|
|
// By default WebpackDevServer serves physical files from current directory
|
|
|
|
|
// in addition to all the virtual build products that it serves from memory.
|
|
|
|
|
// This is confusing because those files won’t automatically be available in
|
|
|
|
|
// production build folder unless we copy them. However, copying the whole
|
|
|
|
|
// project directory is dangerous because we may expose sensitive files.
|
|
|
|
|
// Instead, we establish a convention that only files in `public` directory
|
|
|
|
|
// get served. Our build script will copy `public` into the `build` folder.
|
|
|
|
|
// In `index.html`, you can get URL of `public` folder with %PUBLIC_URL%:
|
|
|
|
|
// <link rel="shortcut icon" href="%PUBLIC_URL%/favicon.ico">
|
|
|
|
|
// In JavaScript code, you can access it with `process.env.PUBLIC_URL`.
|
|
|
|
|
// Note that we only recommend to use `public` folder as an escape hatch
|
|
|
|
|
// for files like `favicon.ico`, `manifest.json`, and libraries that are
|
|
|
|
|
// for some reason broken when imported through Webpack. If you just want to
|
|
|
|
|
// use an image, put it in `src` and `import` it from JavaScript instead.
|
|
|
|
|
contentBase: paths.appPublic,
|
|
|
|
|
// By default files from `contentBase` will not trigger a page reload.
|
|
|
|
|
watchContentBase: true,
|
|
|
|
|
// Enable hot reloading server. It will provide /sockjs-node/ endpoint
|
|
|
|
|
// for the WebpackDevServer client so it can learn when the files were
|
|
|
|
|
// updated. The WebpackDevServer client is included as an entry point
|
|
|
|
|
// in the Webpack development configuration. Note that only changes
|
|
|
|
|
// to CSS are currently hot reloaded. JS changes will refresh the browser.
|
|
|
|
|
hot: true,
|
|
|
|
|
// It is important to tell WebpackDevServer to use the same "root" path
|
|
|
|
|
// as we specified in the config. In development, we always serve from /.
|
|
|
|
|
publicPath: config.output.publicPath,
|
|
|
|
|
// WebpackDevServer is noisy by default so we emit custom message instead
|
|
|
|
|
// by listening to the compiler events with `compiler.plugin` calls above.
|
|
|
|
|
quiet: false,
|
|
|
|
|
// Reportedly, this avoids CPU overload on some systems.
|
|
|
|
|
// https://github.com/facebookincubator/create-react-app/issues/293
|
|
|
|
|
// src/node_modules is not ignored to support absolute imports
|
|
|
|
|
// https://github.com/facebookincubator/create-react-app/issues/1065
|
|
|
|
|
watchOptions: {
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|
|
|
|
ignored: ignoredFiles(paths.appSrc),
|
|
|
|
|
},
|
|
|
|
|
// Enable HTTPS if the HTTPS environment variable is set to 'true'
|
|
|
|
|
https: protocol === 'https',
|
|
|
|
|
host: host,
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|
|
|
|
overlay: false,
|
|
|
|
|
historyApiFallback: {
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|
|
|
|
// Paths with dots should still use the history fallback.
|
|
|
|
|
// See https://github.com/facebookincubator/create-react-app/issues/387.
|
|
|
|
|
disableDotRule: true,
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|
|
|
|
},
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|
|
|
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public: allowedHost,
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|
|
|
proxy,
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|
|
|
before(app) {
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|
|
|
// This lets us open files from the runtime error overlay.
|
|
|
|
|
app.use(errorOverlayMiddleware());
|
|
|
|
|
// This service worker file is effectively a 'no-op' that will reset any
|
|
|
|
|
// previous service worker registered for the same host:port combination.
|
|
|
|
|
// We do this in development to avoid hitting the production cache if
|
|
|
|
|
// it used the same host and port.
|
|
|
|
|
// https://github.com/facebookincubator/create-react-app/issues/2272#issuecomment-302832432
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app.use(noopServiceWorkerMiddleware());
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},
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};
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};
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