initial commit
Lauren Liberda
commit
55346005ef
|
|
@ -0,0 +1,2 @@
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dist
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node_modules
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@ -0,0 +1,18 @@
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module.exports = {
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env: {
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es6: true,
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node: true,
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},
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extends: ['airbnb-typescript/base', 'prettier'],
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globals: {
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Atomics: 'readonly',
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SharedArrayBuffer: 'readonly',
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},
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parser: '@typescript-eslint/parser',
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parserOptions: {
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ecmaVersion: 2018,
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sourceType: 'module',
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},
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plugins: ['@typescript-eslint', 'prettier'],
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rules: {},
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};
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@ -0,0 +1,2 @@
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node_modules
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dist
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@ -0,0 +1,7 @@
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module.exports = {
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semi: true,
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printWidth: 100,
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singleQuote: true,
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trailingComma: 'all',
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bracketSpacing: true,
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};
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@ -0,0 +1,20 @@
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FROM node:16-alpine as builder
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WORKDIR /app
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COPY package.json .
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COPY yarn.lock .
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COPY tsconfig.json .
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COPY src .
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RUN yarn install
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RUN yarn build
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FROM node:16-alpine as runner
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WORKDIR /app
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# reducing container size by eliminating build-only dependencies
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COPY package.json .
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ENV NODE_ENV=production
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RUN yarn install --prod
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COPY --from=builder /app/dist /app/dist
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EXPOSE 8009
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CMD ["yarn", "start"]
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@ -0,0 +1,10 @@
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DO WHAT THE FUCK YOU WANT TO PUBLIC LICENSE
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Version 2, December 2004
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Copyright (C) 2004 Sam Hocevar
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14 rue de Plaisance, 75014 Paris, France
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Everyone is permitted to copy and distribute verbatim or modified
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copies of this license document, and changing it is allowed as long
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as the name is changed.
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DO WHAT THE FUCK YOU WANT TO PUBLIC LICENSE
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TERMS AND CONDITIONS FOR COPYING, DISTRIBUTION AND MODIFICATION
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0. You just DO WHAT THE FUCK YOU WANT TO.
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@ -0,0 +1,3 @@
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# why-is-synapse
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no, seriously. I have no idea how to actually fix broken medias on my Synapse server, so I created this [bodge](https://en.wiktionary.org/wiki/bodge) to workaround this.
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@ -0,0 +1,32 @@
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{
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"name": "why-is-synapse",
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"version": "1.0.0",
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"main": "index.js",
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"repository": "https://git.sakamoto.pl/selfisekai/why-is-synapse.git",
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"author": "Lauren Liberda <lauren@selfisekai.rocks>",
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"license": "WTFPL",
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"scripts": {
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"build": "tsc",
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"start": "node dist/index.js",
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"dev": "ts-node src/index.ts"
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},
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"dependencies": {
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"@koa/router": "^10.0.0",
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"got": "^11.8.2",
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"koa": "^2.13.1",
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"sharp": "^0.28.2"
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},
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"devDependencies": {
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"@types/koa": "^2.13.1",
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"@types/koa__router": "^8.0.4",
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"@types/sharp": "^0.28.1",
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"@typescript-eslint/eslint-plugin": "^4.23.0",
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"@typescript-eslint/parser": "^4.23.0",
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"eslint": "^7.26.0",
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"eslint-config-airbnb-typescript": "^12.3.1",
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"eslint-config-prettier": "^8.3.0",
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"prettier": "^2.3.0",
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"ts-node": "^9.1.1",
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"typescript": "^4.2.4"
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}
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}
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@ -0,0 +1,192 @@
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import Koa from 'koa';
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import Router from '@koa/router';
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import Got, { Response } from 'got';
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import sharp from 'sharp';
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import dns from 'dns/promises';
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import assert from 'assert';
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const { DEST_SERVER, SERVER_PRETTY_NAME, LISTENING_PORT } = process.env;
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assert(DEST_SERVER, 'missing DEST_SERVER env variable');
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assert(SERVER_PRETTY_NAME, 'missing SERVER_PRETTY_NAME env variable');
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const FUCKED_UP_SERVERS = ['matrix.org'];
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const got = Got.extend({
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headers: {
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'User-Agent': 'why-is-synapse (https://git.sakamoto.pl/selfisekai/why-is-synapse)',
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},
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throwHttpErrors: false,
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hooks: {
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beforeRequest: [(req) => console.log(`${req.method} ${req.url.href}`)],
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},
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});
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const serverHostnameCache = new Map<string, string>();
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const getServerHostname = async (serverName: string) => {
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const cached = serverHostnameCache.get(serverName);
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if (cached) return cached;
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const jsonRes = await got.get(`https://${serverName}/.well-known/matrix/server`);
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if (jsonRes.statusCode === 200) {
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let res = JSON.parse(jsonRes.body)['m.server'];
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if (typeof res === 'string') {
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if (!res.includes(':')) {
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res += ':8448'; // default port per spec
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}
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serverHostnameCache.set(serverName, res);
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return res;
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}
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}
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const dnsRes = await dns.resolveSrv(`_matrix._tcp.${serverName}`).catch(() => []);
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if (dnsRes.length > 0) {
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dnsRes.sort((a, b) => a.priority - b.priority);
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console.log(dnsRes);
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const res = `${dnsRes[0].name}:${dnsRes[0].port}`;
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serverHostnameCache.set(serverName, res);
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return res;
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}
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// if there are no SRV/well-known specs, assume the defaults
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return `${serverName}:8448`;
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};
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const koa = new Koa();
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const router = new Router({
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prefix: '/_matrix',
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});
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const media = new Router();
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media.get(
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['/download/:serverName/:mediaId', '/download/:serverName/:mediaId/:filename'],
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async (ctx) => {
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const { serverName, mediaId, filename } = ctx.params;
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function sendFile(f: Response<Buffer>) {
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ctx.res.statusCode = 200;
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(
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['content-type', filename ? 'content-disposition' : null].filter(
|
||||
(header) => header,
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||||
) as string[]
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||||
).forEach((header) => {
|
||||
if (!f) return; // typescript is bork
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||||
const val = f.headers[header];
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||||
if (!val) return;
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ctx.res.setHeader(header, val);
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||||
});
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||||
if (filename) {
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||||
ctx.res.setHeader('content-disposition', `attachment; filename="${filename}"`);
|
||||
}
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||||
ctx.res.write(f.body);
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||||
ctx.res.end();
|
||||
}
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||||
|
||||
let file: Response<Buffer> | null = null;
|
||||
if (!FUCKED_UP_SERVERS.includes(serverName)) {
|
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file = await got.get(`${DEST_SERVER}/_matrix/media/r0/download/${serverName}/${mediaId}`, {
|
||||
responseType: 'buffer',
|
||||
});
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||||
if (file && file.statusCode === 200) {
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||||
sendFile(file);
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||||
return;
|
||||
}
|
||||
}
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||||
|
||||
if (serverName === SERVER_PRETTY_NAME) {
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||||
ctx.res.statusCode = 500;
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||||
return;
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||||
}
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||||
|
||||
const remoteHost = await getServerHostname(serverName);
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||||
file = await got.get(
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||||
`https://${remoteHost}/_matrix/media/r0/download/${serverName}/${mediaId}`,
|
||||
{
|
||||
responseType: 'buffer',
|
||||
},
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||||
);
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||||
if (file && file.statusCode === 200) {
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||||
sendFile(file);
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||||
return;
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||||
}
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||||
},
|
||||
);
|
||||
|
||||
media.get('/thumbnail/:serverName/:mediaId', async (ctx) => {
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||||
const { serverName, mediaId } = ctx.params;
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||||
if (typeof ctx.query.width !== 'string' || typeof ctx.query.height !== 'string') return;
|
||||
const width = parseInt(ctx.query.width, 10);
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||||
const height = parseInt(ctx.query.height, 10);
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||||
|
||||
let file: Response<Buffer> | null = null;
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||||
if (!FUCKED_UP_SERVERS.includes(serverName)) {
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||||
file = await got.get(`${DEST_SERVER}/_matrix/media/r0/download/${serverName}/${mediaId}`, {
|
||||
responseType: 'buffer',
|
||||
});
|
||||
}
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||||
|
||||
if (!file || file.statusCode !== 200) {
|
||||
if (serverName === SERVER_PRETTY_NAME) {
|
||||
ctx.res.statusCode = 500;
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||||
return;
|
||||
}
|
||||
const remoteHost = await getServerHostname(serverName);
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||||
file = await got.get(
|
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`https://${remoteHost}/_matrix/media/r0/download/${serverName}/${mediaId}`,
|
||||
{
|
||||
responseType: 'buffer',
|
||||
},
|
||||
);
|
||||
}
|
||||
if (file && file.statusCode === 200) {
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||||
const img = await sharp(file.body).resize(width, height).toBuffer({ resolveWithObject: true });
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||||
ctx.res.statusCode = 200;
|
||||
ctx.res.setHeader('content-type', `image/${img.info.format}`);
|
||||
ctx.res.write(img.data);
|
||||
ctx.res.end();
|
||||
return;
|
||||
}
|
||||
});
|
||||
|
||||
media.post('/upload', async (ctx) => {
|
||||
for (let retry = 0; retry < 15; retry += 1) {
|
||||
const res = await got.post(`${DEST_SERVER}/_matrix/media/r0/upload`, {
|
||||
body: ctx.body,
|
||||
headers: {
|
||||
authorization: ctx.headers['authorization'],
|
||||
'content-type': ctx.headers['content-type'],
|
||||
},
|
||||
responseType: 'buffer',
|
||||
});
|
||||
if (res.statusCode === 200) {
|
||||
ctx.res.statusCode = 200;
|
||||
ctx.res.setHeader('content-type', 'application/json');
|
||||
ctx.res.write(res.body);
|
||||
ctx.res.end();
|
||||
return;
|
||||
}
|
||||
}
|
||||
});
|
||||
|
||||
router.use('/media/r0', media.routes(), media.allowedMethods());
|
||||
|
||||
router.all('/:idc+', async (ctx) => {
|
||||
const req = await got(DEST_SERVER + ctx.path + '?' + ctx.querystring, {
|
||||
// @ts-ignore
|
||||
method: ctx.req.method,
|
||||
body: ctx.body,
|
||||
responseType: 'buffer',
|
||||
headers: {
|
||||
Authorization: ctx.headers['authorization'],
|
||||
},
|
||||
});
|
||||
ctx.res.statusCode = req.statusCode;
|
||||
Object.keys(req.headers).forEach((h) => {
|
||||
const val = req.headers[h];
|
||||
if (typeof val === 'undefined') return;
|
||||
ctx.res.setHeader(h, val);
|
||||
});
|
||||
ctx.res.write(req.body);
|
||||
ctx.res.end();
|
||||
});
|
||||
|
||||
koa.use(router.routes()).use(router.allowedMethods());
|
||||
koa.listen(parseInt(LISTENING_PORT || '8009', 10));
|
||||
|
|
@ -0,0 +1,71 @@
|
|||
{
|
||||
"compilerOptions": {
|
||||
/* Visit https://aka.ms/tsconfig.json to read more about this file */
|
||||
|
||||
/* Basic Options */
|
||||
// "incremental": true, /* Enable incremental compilation */
|
||||
"target": "esnext" /* Specify ECMAScript target version: 'ES3' (default), 'ES5', 'ES2015', 'ES2016', 'ES2017', 'ES2018', 'ES2019', 'ES2020', or 'ESNEXT'. */,
|
||||
"module": "commonjs" /* Specify module code generation: 'none', 'commonjs', 'amd', 'system', 'umd', 'es2015', 'es2020', or 'ESNext'. */,
|
||||
// "lib": [], /* Specify library files to be included in the compilation. */
|
||||
// "allowJs": true, /* Allow javascript files to be compiled. */
|
||||
// "checkJs": true, /* Report errors in .js files. */
|
||||
// "jsx": "preserve", /* Specify JSX code generation: 'preserve', 'react-native', 'react', 'react-jsx' or 'react-jsxdev'. */
|
||||
// "declaration": true, /* Generates corresponding '.d.ts' file. */
|
||||
// "declarationMap": true, /* Generates a sourcemap for each corresponding '.d.ts' file. */
|
||||
// "sourceMap": true, /* Generates corresponding '.map' file. */
|
||||
// "outFile": "./", /* Concatenate and emit output to single file. */
|
||||
"outDir": "./dist" /* Redirect output structure to the directory. */,
|
||||
// "rootDir": "./", /* Specify the root directory of input files. Use to control the output directory structure with --outDir. */
|
||||
// "composite": true, /* Enable project compilation */
|
||||
// "tsBuildInfoFile": "./", /* Specify file to store incremental compilation information */
|
||||
// "removeComments": true, /* Do not emit comments to output. */
|
||||
// "noEmit": true, /* Do not emit outputs. */
|
||||
// "importHelpers": true, /* Import emit helpers from 'tslib'. */
|
||||
// "downlevelIteration": true, /* Provide full support for iterables in 'for-of', spread, and destructuring when targeting 'ES5' or 'ES3'. */
|
||||
// "isolatedModules": true, /* Transpile each file as a separate module (similar to 'ts.transpileModule'). */
|
||||
|
||||
/* Strict Type-Checking Options */
|
||||
"strict": true /* Enable all strict type-checking options. */,
|
||||
// "noImplicitAny": true, /* Raise error on expressions and declarations with an implied 'any' type. */
|
||||
// "strictNullChecks": true, /* Enable strict null checks. */
|
||||
// "strictFunctionTypes": true, /* Enable strict checking of function types. */
|
||||
// "strictBindCallApply": true, /* Enable strict 'bind', 'call', and 'apply' methods on functions. */
|
||||
// "strictPropertyInitialization": true, /* Enable strict checking of property initialization in classes. */
|
||||
// "noImplicitThis": true, /* Raise error on 'this' expressions with an implied 'any' type. */
|
||||
// "alwaysStrict": true, /* Parse in strict mode and emit "use strict" for each source file. */
|
||||
|
||||
/* Additional Checks */
|
||||
// "noUnusedLocals": true, /* Report errors on unused locals. */
|
||||
// "noUnusedParameters": true, /* Report errors on unused parameters. */
|
||||
// "noImplicitReturns": true, /* Report error when not all code paths in function return a value. */
|
||||
// "noFallthroughCasesInSwitch": true, /* Report errors for fallthrough cases in switch statement. */
|
||||
// "noUncheckedIndexedAccess": true, /* Include 'undefined' in index signature results */
|
||||
// "noPropertyAccessFromIndexSignature": true, /* Require undeclared properties from index signatures to use element accesses. */
|
||||
|
||||
/* Module Resolution Options */
|
||||
// "moduleResolution": "node", /* Specify module resolution strategy: 'node' (Node.js) or 'classic' (TypeScript pre-1.6). */
|
||||
// "baseUrl": "./", /* Base directory to resolve non-absolute module names. */
|
||||
// "paths": {}, /* A series of entries which re-map imports to lookup locations relative to the 'baseUrl'. */
|
||||
// "rootDirs": [], /* List of root folders whose combined content represents the structure of the project at runtime. */
|
||||
// "typeRoots": [], /* List of folders to include type definitions from. */
|
||||
// "types": [], /* Type declaration files to be included in compilation. */
|
||||
// "allowSyntheticDefaultImports": true, /* Allow default imports from modules with no default export. This does not affect code emit, just typechecking. */
|
||||
"esModuleInterop": true /* Enables emit interoperability between CommonJS and ES Modules via creation of namespace objects for all imports. Implies 'allowSyntheticDefaultImports'. */,
|
||||
// "preserveSymlinks": true, /* Do not resolve the real path of symlinks. */
|
||||
// "allowUmdGlobalAccess": true, /* Allow accessing UMD globals from modules. */
|
||||
|
||||
/* Source Map Options */
|
||||
// "sourceRoot": "", /* Specify the location where debugger should locate TypeScript files instead of source locations. */
|
||||
// "mapRoot": "", /* Specify the location where debugger should locate map files instead of generated locations. */
|
||||
// "inlineSourceMap": true, /* Emit a single file with source maps instead of having a separate file. */
|
||||
// "inlineSources": true, /* Emit the source alongside the sourcemaps within a single file; requires '--inlineSourceMap' or '--sourceMap' to be set. */
|
||||
|
||||
/* Experimental Options */
|
||||
// "experimentalDecorators": true, /* Enables experimental support for ES7 decorators. */
|
||||
// "emitDecoratorMetadata": true, /* Enables experimental support for emitting type metadata for decorators. */
|
||||
|
||||
/* Advanced Options */
|
||||
"skipLibCheck": true /* Skip type checking of declaration files. */,
|
||||
"forceConsistentCasingInFileNames": true /* Disallow inconsistently-cased references to the same file. */
|
||||
}
|
||||
}
|
||||
Loading…
Reference in New Issue