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/*
* SPDX-FileCopyrightText: 2021-2023 The Refinery Authors <https://refinery.tools/>
*
* SPDX-License-Identifier: EPL-2.0
*/
import type { PluginOption, ServerOptions } from 'vite';
import backendConfigVitePlugin, {
type BackendConfig,
} from './backendConfigVitePlugin';
export const API_ENDPOINT = 'xtext-service';
export interface DevModeOptions {
mode: string;
isDevelopment: boolean;
devModePlugins: PluginOption[];
serverOptions: ServerOptions;
}
interface ListenOptions {
host: string;
port: number;
secure: boolean;
}
function detectListenOptions(
name: string,
fallbackHost: string,
fallbackPort: number,
): ListenOptions {
const host = process.env[`${name}_HOST`] ?? fallbackHost;
const rawPort = process.env[`${name}_PORT`];
const port = rawPort === undefined ? fallbackPort : parseInt(rawPort, 10);
const secure = port === 443;
return { host, port, secure };
}
function listenURL(
{ host, port, secure }: ListenOptions,
protocol = 'http',
): string {
return `${secure ? `${protocol}s` : protocol}://${host}:${port}`;
}
export default function detectDevModeOptions(): DevModeOptions {
const mode = process.env['MODE'] || 'development';
const isDevelopment = mode === 'development';
if (!isDevelopment) {
return {
mode,
isDevelopment,
devModePlugins: [],
serverOptions: {},
};
}
const listen = detectListenOptions('LISTEN', 'localhost', 1313);
// Make sure we always use IPv4 to connect to the backend,
// because it doesn't listen on IPv6.
const api = detectListenOptions('API', '127.0.0.1', 1312);
const publicAddress = detectListenOptions('PUBLIC', listen.host, listen.port);
const backendConfig: BackendConfig = {
webSocketURL: `${listenURL(publicAddress, 'ws')}/${API_ENDPOINT}`,
};
return {
mode,
isDevelopment,
devModePlugins: [backendConfigVitePlugin(backendConfig)],
serverOptions: {
host: listen.host,
port: listen.port,
strictPort: true,
https: listen.secure,
headers: {
// Enable strict origin isolation, see e.g.,
// https://github.com/vitejs/vite/issues/3909#issuecomment-1065893956
'Cross-Origin-Opener-Policy': 'same-origin',
'Cross-Origin-Embedder-Policy': 'require-corp',
'Cross-Origin-Resource-Policy': 'cross-origin',
},
proxy: {
[`/${API_ENDPOINT}`]: {
target: listenURL(api),
ws: true,
secure: api.secure,
},
},
hmr: {
host: publicAddress.host,
clientPort: publicAddress.port,
path: '/vite',
},
},
};
}
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