mirror of
https://github.com/ckaczor/azuredatastudio.git
synced 2026-01-29 09:35:38 -05:00
ec838947b0
* initial * cleanup * Add typings ref * fix compile * remove unused * add missing * another unused * Use newer vscodetestcover * newer dataprotocol * format * cleanup ignores * fix out path * fix entry point * more cleanup * Move into src folder * Handle service client log messages * remove unused
63 lines
2.1 KiB
TypeScript
63 lines
2.1 KiB
TypeScript
/*---------------------------------------------------------------------------------------------
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* Copyright (c) Microsoft Corporation. All rights reserved.
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* Licensed under the Source EULA. See License.txt in the project root for license information.
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*--------------------------------------------------------------------------------------------*/
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import * as path from 'path';
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import * as crypto from 'crypto';
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import * as os from 'os';
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export function ensure(target: object, key: string): any {
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if (target[key] === void 0) {
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target[key] = {} as any;
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}
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return target[key];
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}
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export function generateUserId(): Promise<string> {
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return new Promise<string>(resolve => {
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try {
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let interfaces = os.networkInterfaces();
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let mac;
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for (let key of Object.keys(interfaces)) {
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let item = interfaces[key][0];
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if (!item.internal) {
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mac = item.mac;
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break;
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}
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}
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if (mac) {
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resolve(crypto.createHash('sha256').update(mac + os.homedir(), 'utf8').digest('hex'));
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} else {
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resolve(generateGuid());
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}
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} catch (err) {
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resolve(generateGuid()); // fallback
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}
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});
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}
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export function generateGuid(): string {
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let hexValues: string[] = ['0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'A', 'B', 'C', 'D', 'E', 'F'];
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// c.f. rfc4122 (UUID version 4 = xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx)
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let oct: string = '';
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let tmp: number;
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/* tslint:disable:no-bitwise */
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for (let a: number = 0; a < 4; a++) {
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tmp = (4294967296 * Math.random()) | 0;
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oct += hexValues[tmp & 0xF] +
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hexValues[tmp >> 4 & 0xF] +
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hexValues[tmp >> 8 & 0xF] +
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hexValues[tmp >> 12 & 0xF] +
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hexValues[tmp >> 16 & 0xF] +
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hexValues[tmp >> 20 & 0xF] +
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hexValues[tmp >> 24 & 0xF] +
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hexValues[tmp >> 28 & 0xF];
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}
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// 'Set the two most significant bits (bits 6 and 7) of the clock_seq_hi_and_reserved to zero and one, respectively'
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let clockSequenceHi: string = hexValues[8 + (Math.random() * 4) | 0];
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return oct.substr(0, 8) + '-' + oct.substr(9, 4) + '-4' + oct.substr(13, 3) + '-' + clockSequenceHi + oct.substr(16, 3) + '-' + oct.substr(19, 12);
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/* tslint:enable:no-bitwise */
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}
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