105 lines
2.6 KiB
TypeScript
105 lines
2.6 KiB
TypeScript
import { request } from 'https';
|
|
import { sign } from 'http-signature';
|
|
import { URL } from 'url';
|
|
import * as crypto from 'crypto';
|
|
import { lookup, IRunOptions } from 'lookup-dns-cache';
|
|
import * as promiseAny from 'promise-any';
|
|
|
|
import config from '../../config';
|
|
import { ILocalUser } from '../../models/user';
|
|
import { publishApLogStream } from '../../services/stream';
|
|
import { apLogger } from './logger';
|
|
|
|
export const logger = apLogger.createSubLogger('deliver');
|
|
|
|
export default (user: ILocalUser, url: string, object: any) => new Promise(async (resolve, reject) => {
|
|
logger.info(`--> ${url}`);
|
|
|
|
const timeout = 10 * 1000;
|
|
|
|
const { protocol, host, hostname, port, pathname, search } = new URL(url);
|
|
|
|
const data = JSON.stringify(object);
|
|
|
|
const sha256 = crypto.createHash('sha256');
|
|
sha256.update(data);
|
|
const hash = sha256.digest('base64');
|
|
|
|
const addr = await resolveAddr(hostname).catch(e => reject(e));
|
|
if (!addr) return;
|
|
|
|
const req = request({
|
|
protocol,
|
|
hostname: addr,
|
|
setHost: false,
|
|
port,
|
|
method: 'POST',
|
|
path: pathname + search,
|
|
timeout,
|
|
headers: {
|
|
'Host': host,
|
|
'User-Agent': config.user_agent,
|
|
'Content-Type': 'application/activity+json',
|
|
'Digest': `SHA-256=${hash}`
|
|
}
|
|
}, res => {
|
|
if (res.statusCode >= 400) {
|
|
logger.warn(`${url} --> ${res.statusCode}`);
|
|
reject(res);
|
|
} else {
|
|
logger.succ(`${url} --> ${res.statusCode}`);
|
|
resolve();
|
|
}
|
|
});
|
|
|
|
sign(req, {
|
|
authorizationHeaderName: 'Signature',
|
|
key: user.keypair,
|
|
keyId: `${config.url}/users/${user._id}/publickey`,
|
|
headers: ['date', 'host', 'digest']
|
|
});
|
|
|
|
// Signature: Signature ... => Signature: ...
|
|
let sig = req.getHeader('Signature').toString();
|
|
sig = sig.replace(/^Signature /, '');
|
|
req.setHeader('Signature', sig);
|
|
|
|
req.on('timeout', () => req.abort());
|
|
|
|
req.on('error', e => {
|
|
if (req.aborted) reject('timeout');
|
|
reject(e);
|
|
});
|
|
|
|
req.end(data);
|
|
|
|
//#region Log
|
|
publishApLogStream({
|
|
direction: 'out',
|
|
activity: object.type,
|
|
host: null,
|
|
actor: user.username
|
|
});
|
|
//#endregion
|
|
});
|
|
|
|
/**
|
|
* Resolve host (with cached, asynchrony)
|
|
*/
|
|
async function resolveAddr(domain: string) {
|
|
// v4/v6で先に取得できた方を採用する
|
|
return await promiseAny([
|
|
resolveAddrInner(domain, { family: 4 }),
|
|
resolveAddrInner(domain, { family: 6 })
|
|
]);
|
|
}
|
|
|
|
function resolveAddrInner(domain: string, options: IRunOptions = {}): Promise<string> {
|
|
return new Promise((res, rej) => {
|
|
lookup(domain, options, (error: any, address: string | string[]) => {
|
|
if (error) return rej(error);
|
|
return res(Array.isArray(address) ? address[0] : address);
|
|
});
|
|
});
|
|
}
|