79 lines
2.4 KiB
TypeScript
79 lines
2.4 KiB
TypeScript
import { execFileSync, ExecFileSyncOptions } from 'child_process';
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import { randomBytes } from 'crypto';
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import fs from 'fs';
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import os from 'os';
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import createDebug from 'debug';
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import path from 'path';
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import sudoPrompt from '@expo/sudo-prompt';
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import { configPath, isWindows } from './constants';
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const debug = createDebug('devcert:util');
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export function openssl(args: string[]) {
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return run('openssl', args, {
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stdio: 'pipe',
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env: Object.assign({
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RANDFILE: path.join(configPath('.rnd'))
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}, process.env)
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});
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}
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export function run(cmd: string, args: string[], options: ExecFileSyncOptions = {}) {
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debug(`execFileSync: \`${ cmd } ${args.join(' ')}\``);
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return execFileSync(cmd, args, options);
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}
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export function sudoAppend(file: string, input: ExecFileSyncOptions["input"]) {
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run('sudo', ['tee', '-a', file], {
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input
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});
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}
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export function waitForUser() {
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return new Promise((resolve) => {
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process.stdin.resume();
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process.stdin.on('data', resolve);
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});
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}
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export function reportableError(message: string) {
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return new Error(`${message} | This is a bug in devcert, please report the issue at https://github.com/davewasmer/devcert/issues`);
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}
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export function mktmp() {
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const random = randomBytes(6).toString('hex');
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const tmppath = path.join(os.tmpdir(), `tmp-${process.pid}${random}`);
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fs.closeSync(fs.openSync(tmppath, 'w'));
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return tmppath;
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}
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export function sudo(cmd: string): Promise<string | null> {
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return new Promise((resolve, reject) => {
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sudoPrompt.exec(cmd, { name: 'devcert' }, (err: Error | null, stdout: string | null, stderr: string | null) => {
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let error = err || (typeof stderr === 'string' && stderr.trim().length > 0 && new Error(stderr)) ;
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error ? reject(error) : resolve(stdout);
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});
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});
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}
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const _commands: Record<string, string | null> = {};
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export function commandExists(command: string): string | null {
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if (_commands[command] !== undefined) {
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return _commands[command];
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}
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const paths = process.env[isWindows ? 'Path' : 'PATH'].split(path.delimiter);
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const extensions = [...(process.env.PATHEXT || '').split(path.delimiter), ''];
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for (const dir of paths) {
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for (const extension of extensions) {
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const filePath = path.join(dir, command + extension);
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try {
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fs.accessSync(filePath, fs.constants.X_OK);
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return (_commands[command] = filePath);
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} catch {}
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}
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}
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return (_commands[command] = null);
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}
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