Add GitHub auth (#3095)

This commit is contained in:
Acid Chicken (硫酸鶏)
2018-11-04 22:03:55 +09:00
committed by syuilo
parent 8d7c033cf5
commit 8646a9c49c
14 changed files with 416 additions and 8 deletions

View File

@ -1,11 +1,16 @@
import * as EventEmitter from 'events';
import * as Koa from 'koa';
import * as Router from 'koa-router';
import * as request from 'request';
const crypto = require('crypto');
import User, { IUser } from '../../../models/user';
import { OAuth2 } from 'oauth';
import User, { IUser, pack, ILocalUser } from '../../../models/user';
import createNote from '../../../services/note/create';
import config from '../../../config';
import { publishMainStream } from '../../../stream';
import redis from '../../../db/redis';
import uuid = require('uuid');
import signin from '../common/signin';
const crypto = require('crypto');
const handler = new EventEmitter();
@ -28,10 +33,264 @@ const post = async (text: string, home = true) => {
createNote(bot, { text, visibility: home ? 'home' : 'public' });
};
function getUserToken(ctx: Koa.Context) {
return ((ctx.headers['cookie'] || '').match(/i=(!\w+)/) || [null, null])[1];
}
function compareOrigin(ctx: Koa.Context) {
function normalizeUrl(url: string) {
return url ? url.endsWith('/') ? url.substr(0, url.length - 1) : url : '';
}
const referer = ctx.headers['referer'];
return (normalizeUrl(referer) == normalizeUrl(config.url));
}
// Init router
const router = new Router();
if (config.github_bot != null) {
router.get('/disconnect/github', async ctx => {
if (!compareOrigin(ctx)) {
ctx.throw(400, 'invalid origin');
return;
}
const userToken = getUserToken(ctx);
if (!userToken) {
ctx.throw(400, 'signin required');
return;
}
const user = await User.findOneAndUpdate({
host: null,
'token': userToken
}, {
$set: {
'github': null
}
});
ctx.body = `GitHubの連携を解除しました :v:`;
// Publish i updated event
publishMainStream(user._id, 'meUpdated', await pack(user, user, {
detail: true,
includeSecrets: true
}));
});
if (!config.github || !redis) {
router.get('/connect/github', ctx => {
ctx.body = '現在GitHubへ接続できません (このインスタンスではGitHubはサポートされていません)';
});
router.get('/signin/github', ctx => {
ctx.body = '現在GitHubへ接続できません (このインスタンスではGitHubはサポートされていません)';
});
} else {
const oauth2 = new OAuth2(
config.github.client_id,
config.github.client_secret,
'https://github.com/',
'login/oauth/authorize',
'login/oauth/access_token');
router.get('/connect/github', async ctx => {
if (!compareOrigin(ctx)) {
ctx.throw(400, 'invalid origin');
return;
}
const userToken = getUserToken(ctx);
if (!userToken) {
ctx.throw(400, 'signin required');
return;
}
const params = {
redirect_uri: `${config.url}:8089/api/gh/cb`,
scope: ['read:user'],
state: uuid()
};
redis.set(userToken, JSON.stringify(params));
ctx.redirect(oauth2.getAuthorizeUrl(params));
});
router.get('/signin/github', async ctx => {
const sessid = uuid();
const params = {
redirect_uri: `${config.url}:8089/api/gh/cb`,
scope: ['read:user'],
state: uuid()
};
const expires = 1000 * 60 * 60; // 1h
ctx.cookies.set('signin_with_github_session_id', sessid, {
path: '/',
domain: config.host,
secure: config.url.startsWith('https'),
httpOnly: true,
expires: new Date(Date.now() + expires),
maxAge: expires
});
redis.set(sessid, JSON.stringify(params));
ctx.redirect(oauth2.getAuthorizeUrl(params));
});
router.get('/gh/cb', async ctx => {
const userToken = getUserToken(ctx);
if (!userToken) {
const sessid = ctx.cookies.get('signin_with_github_session_id');
if (!sessid) {
ctx.throw(400, 'invalid session');
return;
}
const code = ctx.query.code;
if (!code) {
ctx.throw(400, 'invalid session');
return;
}
const { redirect_uri, state } = await new Promise<any>((res, rej) => {
redis.get(sessid, async (_, state) => {
res(JSON.parse(state));
});
});
if (ctx.query.state !== state) {
ctx.throw(400, 'invalid session');
return;
}
const { accessToken } = await new Promise<any>((res, rej) =>
oauth2.getOAuthAccessToken(
code,
{ redirect_uri },
(err, accessToken, refresh, result) => {
if (err)
rej(err);
else if (result.error)
rej(result.error);
else
res({ accessToken });
}));
const { login, id } = await new Promise<any>((res, rej) =>
request({
url: 'https://api.github.com/user',
headers: {
'Accept': 'application/vnd.github.v3+json',
'Authorization': `bearer ${accessToken}`,
'User-Agent': config.user_agent
}
}, (err, response, body) => {
if (err)
rej(err);
else
res(JSON.parse(body));
}));
if (!login || !id) {
ctx.throw(400, 'invalid session');
return;
}
const user = await User.findOne({
host: null,
'github.id': id
}) as ILocalUser;
if (!user) {
ctx.throw(404, `@${login}と連携しているMisskeyアカウントはありませんでした...`);
return;
}
signin(ctx, user, true);
} else {
const code = ctx.query.code;
if (!code) {
ctx.throw(400, 'invalid session');
return;
}
const { redirect_uri, state } = await new Promise<any>((res, rej) => {
redis.get(userToken, async (_, state) => {
res(JSON.parse(state));
});
});
if (ctx.query.state !== state) {
ctx.throw(400, 'invalid session');
return;
}
const { accessToken } = await new Promise<any>((res, rej) =>
oauth2.getOAuthAccessToken(
code,
{ redirect_uri },
(err, accessToken, refresh, result) => {
if (err)
rej(err);
else if (result.error)
rej(result.error);
else
res({ accessToken });
}));
const { login, id } = await new Promise<any>((res, rej) =>
request({
url: 'https://api.github.com/user',
headers: {
'Accept': 'application/vnd.github.v3+json',
'Authorization': `bearer ${accessToken}`,
'User-Agent': config.user_agent
}
}, (err, response, body) => {
if (err)
rej(err);
else
res(JSON.parse(body));
}));
if (!login || !id) {
ctx.throw(400, 'invalid session');
return;
}
const user = await User.findOneAndUpdate({
host: null,
token: userToken
}, {
$set: {
github: {
accessToken,
id,
login
}
}
});
ctx.body = `GitHub: @${login} を、Misskey: @${user.username} に接続しました!`;
// Publish i updated event
publishMainStream(user._id, 'meUpdated', await pack(user, user, {
detail: true,
includeSecrets: true
}));
}
});
}
if (config.github_bot) {
const secret = config.github_bot.hook_secret;
router.post('/hooks/github', ctx => {