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Refactor

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This commit is contained in:
syuilo 2017-03-01 22:33:43 +09:00
parent 93c3faf141
commit 58c7cd5dad
3 changed files with 450 additions and 111 deletions
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8
src/api/api-handler.ts
View file

@ -1,12 +1,12 @@
import * as express from 'express'; import * as express from 'express';
import { IEndpoint } from './endpoints'; import { Endpoint } from './endpoints';
import authenticate from './authenticate'; import authenticate from './authenticate';
import { IAuthContext } from './authenticate'; import { IAuthContext } from './authenticate';
import _reply from './reply'; import _reply from './reply';
import limitter from './limitter'; import limitter from './limitter';
export default async (endpoint: IEndpoint, req: express.Request, res: express.Response) => { export default async (endpoint: Endpoint, req: express.Request, res: express.Response) => {
const reply = _reply.bind(null, res); const reply = _reply.bind(null, res);
let ctx: IAuthContext; let ctx: IAuthContext;
@ -21,7 +21,7 @@ export default async (endpoint: IEndpoint, req: express.Request, res: express.Re
return reply(403, 'ACCESS_DENIED'); return reply(403, 'ACCESS_DENIED');
} }
if (endpoint.shouldBeSignin && ctx.user == null) { if (endpoint.withCredential && ctx.user == null) {
return reply(401, 'PLZ_SIGNIN'); return reply(401, 'PLZ_SIGNIN');
} }
@ -31,7 +31,7 @@ export default async (endpoint: IEndpoint, req: express.Request, res: express.Re
} }
} }
if (endpoint.shouldBeSignin) { if (endpoint.withCredential && endpoint.limit) {
try { try {
await limitter(endpoint, ctx); // Rate limit await limitter(endpoint, ctx); // Rate limit
} catch (e) { } catch (e) {

517
src/api/endpoints.ts
View file

@ -1,105 +1,442 @@
const second = 1000; import * as ms from 'ms';
const minute = 60 * second;
const hour = 60 * minute;
const day = 24 * hour;
export interface IEndpoint { /**
* エンドポイントを表します。
*/
export type Endpoint = {
/**
* エンドポイント名
*/
name: string; name: string;
shouldBeSignin: boolean;
limitKey?: string; /**
limitDuration?: number; * このエンドポイントにリクエストするのにユーザー情報が必須か否か
limitMax?: number; * 省略した場合は false として解釈されます。
minInterval?: number; */
withCredential?: boolean;
/**
* エンドポイントのリミテーションに関するやつ
* 省略した場合はリミテーションは無いものとして解釈されます。
* また、withCredential が false の場合はリミテーションを行うことはできません。
*/
limit?: {
/**
* 複数のエンドポイントでリミットを共有したい場合に指定するキー
*/
key?: string;
/**
* リミットを適用する期間(ms)
* このプロパティを設定する場合、max プロパティも設定する必要があります。
*/
duration?: number;
/**
* durationで指定した期間内にいくつまでリクエストできるのか
* このプロパティを設定する場合、duration プロパティも設定する必要があります。
*/
max?: number;
/**
* 最低でもどれくらいの間隔を開けてリクエストしなければならないか(ms)
*/
minInterval?: number;
};
/**
* ファイルの添付を必要とするか否か
* 省略した場合は false として解釈されます。
*/
withFile?: boolean; withFile?: boolean;
/**
* サードパーティアプリからはリクエストすることができないか否か
* 省略した場合は false として解釈されます。
*/
secure?: boolean; secure?: boolean;
/**
* エンドポイントの種類
* パーミッションの実現に利用されます。
*/
kind?: string; kind?: string;
} };
export default [ const endpoints: Endpoint[] = [
{ name: 'meta', shouldBeSignin: false }, {
name: 'meta'
},
{
name: 'username/available'
},
{
name: 'my/apps',
withCredential: true
},
{
name: 'app/create',
withCredential: true,
limit: {
duration: ms('1day'),
max: 3
}
},
{
name: 'app/show'
},
{
name: 'app/name_id/available'
},
{
name: 'auth/session/generate'
},
{
name: 'auth/session/show'
},
{
name: 'auth/session/userkey'
},
{
name: 'auth/accept',
withCredential: true,
secure: true
},
{
name: 'auth/deny',
withCredential: true,
secure: true
},
{
name: 'aggregation/users/post',
},
{
name: 'aggregation/users/like'
},
{
name: 'aggregation/users/followers'
},
{
name: 'aggregation/users/following'
},
{
name: 'aggregation/posts/like'
},
{
name: 'aggregation/posts/likes'
},
{
name: 'aggregation/posts/repost'
},
{
name: 'aggregation/posts/reply'
},
{ name: 'username/available', shouldBeSignin: false }, {
name: 'i',
withCredential: true
},
{
name: 'i/update',
withCredential: true,
limit: {
duration: ms('1day'),
max: 50
},
kind: 'account-write'
},
{
name: 'i/appdata/get',
withCredential: true
},
{
name: 'i/appdata/set',
withCredential: true
},
{
name: 'i/signin_history',
withCredential: true,
kind: 'account-read'
},
{
name: 'i/authorized_apps',
withCredential: true,
secure: true
},
{ name: 'my/apps', shouldBeSignin: true }, {
name: 'i/notifications',
withCredential: true,
kind: 'notification-read'
},
{
name: 'notifications/delete',
withCredential: true,
kind: 'notification-write'
},
{
name: 'notifications/delete_all',
withCredential: true,
kind: 'notification-write'
},
{
name: 'notifications/mark_as_read',
withCredential: true,
kind: 'notification-write'
},
{
name: 'notifications/mark_as_read_all',
withCredential: true,
kind: 'notification-write'
},
{ name: 'app/create', shouldBeSignin: true, limitDuration: day, limitMax: 3 }, {
{ name: 'app/show', shouldBeSignin: false }, name: 'drive',
{ name: 'app/name_id/available', shouldBeSignin: false }, withCredential: true,
kind: 'drive-read'
},
{
name: 'drive/stream',
withCredential: true,
kind: 'drive-read'
},
{
name: 'drive/files',
withCredential: true,
kind: 'drive-read'
},
{
name: 'drive/files/create',
withCredential: true,
limit: {
duration: ms('1hour'),
max: 100
},
withFile: true,
kind: 'drive-write'
},
{
name: 'drive/files/upload_from_url',
withCredential: true,
limit: {
duration: ms('1hour'),
max: 10
},
kind: 'drive-write'
},
{
name: 'drive/files/show',
withCredential: true,
kind: 'drive-read'
},
{
name: 'drive/files/find',
withCredential: true,
kind: 'drive-read'
},
{
name: 'drive/files/delete',
withCredential: true,
kind: 'drive-write'
},
{
name: 'drive/files/update',
withCredential: true,
kind: 'drive-write'
},
{
name: 'drive/folders',
withCredential: true,
kind: 'drive-read'
},
{
name: 'drive/folders/create',
withCredential: true,
limit: {
duration: ms('1hour'),
max: 50
},
kind: 'drive-write'
},
{
name: 'drive/folders/show',
withCredential: true,
kind: 'drive-read'
},
{
name: 'drive/folders/find',
withCredential: true,
kind: 'drive-read'
},
{
name: 'drive/folders/update',
withCredential: true,
kind: 'drive-write'
},
{ name: 'auth/session/generate', shouldBeSignin: false }, {
{ name: 'auth/session/show', shouldBeSignin: false }, name: 'users'
{ name: 'auth/session/userkey', shouldBeSignin: false }, },
{ name: 'auth/accept', shouldBeSignin: true, secure: true }, {
{ name: 'auth/deny', shouldBeSignin: true, secure: true }, name: 'users/show'
},
{
name: 'users/search'
},
{
name: 'users/search_by_username'
},
{
name: 'users/posts'
},
{
name: 'users/following'
},
{
name: 'users/followers'
},
{
name: 'users/recommendation',
withCredential: true,
kind: 'account-read'
},
{ name: 'aggregation/users/post', shouldBeSignin: false }, {
{ name: 'aggregation/users/like', shouldBeSignin: false }, name: 'following/create',
{ name: 'aggregation/users/followers', shouldBeSignin: false }, withCredential: true,
{ name: 'aggregation/users/following', shouldBeSignin: false }, limit: {
{ name: 'aggregation/posts/like', shouldBeSignin: false }, duration: ms('1hour'),
{ name: 'aggregation/posts/likes', shouldBeSignin: false }, max: 100
{ name: 'aggregation/posts/repost', shouldBeSignin: false }, },
{ name: 'aggregation/posts/reply', shouldBeSignin: false }, kind: 'following-write'
},
{
name: 'following/delete',
withCredential: true,
limit: {
duration: ms('1hour'),
max: 100
},
kind: 'following-write'
},
{ name: 'i', shouldBeSignin: true }, {
{ name: 'i/update', shouldBeSignin: true, limitDuration: day, limitMax: 50, kind: 'account-write' }, name: 'posts'
{ name: 'i/appdata/get', shouldBeSignin: true }, },
{ name: 'i/appdata/set', shouldBeSignin: true }, {
{ name: 'i/signin_history', shouldBeSignin: true, kind: 'account-read' }, name: 'posts/show'
{ name: 'i/authorized_apps', shouldBeSignin: true, secure: true }, },
{
name: 'posts/replies'
},
{
name: 'posts/context'
},
{
name: 'posts/create',
withCredential: true,
limit: {
duration: ms('1hour'),
max: 120,
minInterval: 1 * second
},
kind: 'post-write'
},
{
name: 'posts/reposts'
},
{
name: 'posts/search'
},
{
name: 'posts/timeline',
withCredential: true,
limit: {
duration: ms('10minutes'),
max: 100
}
},
{
name: 'posts/mentions',
withCredential: true,
limit: {
duration: ms('10minutes'),
max: 100
}
},
{
name: 'posts/likes',
withCredential: true
},
{
name: 'posts/likes/create',
withCredential: true,
limit: {
duration: ms('1hour'),
max: 100
},
kind: 'like-write'
},
{
name: 'posts/likes/delete',
withCredential: true,
limit: {
duration: ms('1hour'),
max: 100
},
kind: 'like-write'
},
{
name: 'posts/favorites/create',
withCredential: true,
limit: {
duration: ms('1hour'),
max: 100
},
kind: 'favorite-write'
},
{
name: 'posts/favorites/delete',
withCredential: true,
limit: {
duration: ms('1hour'),
max: 100
},
kind: 'favorite-write'
},
{
name: 'posts/polls/vote',
withCredential: true,
limit: {
duration: ms('1hour'),
max: 100
},
kind: 'vote-write'
},
{ name: 'i/notifications', shouldBeSignin: true, kind: 'notification-read' }, {
{ name: 'notifications/delete', shouldBeSignin: true, kind: 'notification-write' }, name: 'messaging/history',
{ name: 'notifications/delete_all', shouldBeSignin: true, kind: 'notification-write' }, withCredential: true,
{ name: 'notifications/mark_as_read', shouldBeSignin: true, kind: 'notification-write' }, kind: 'messaging-read'
{ name: 'notifications/mark_as_read_all', shouldBeSignin: true, kind: 'notification-write' }, },
{
name: 'messaging/unread',
withCredential: true,
kind: 'messaging-read'
},
{
name: 'messaging/messages',
withCredential: true,
kind: 'messaging-read'
},
{
name: 'messaging/messages/create',
withCredential: true,
kind: 'messaging-write'
}
{ name: 'drive', shouldBeSignin: true, kind: 'drive-read' }, ];
{ name: 'drive/stream', shouldBeSignin: true, kind: 'drive-read' },
{ name: 'drive/files', shouldBeSignin: true, kind: 'drive-read' },
{ name: 'drive/files/create', shouldBeSignin: true, limitDuration: hour, limitMax: 100, withFile: true, kind: 'drive-write' },
{ name: 'drive/files/upload_from_url', shouldBeSignin: true, limitDuration: hour, limitMax: 10, kind: 'drive-write' },
{ name: 'drive/files/show', shouldBeSignin: true, kind: 'drive-read' },
{ name: 'drive/files/find', shouldBeSignin: true, kind: 'drive-read' },
{ name: 'drive/files/delete', shouldBeSignin: true, kind: 'drive-write' },
{ name: 'drive/files/update', shouldBeSignin: true, kind: 'drive-write' },
{ name: 'drive/folders', shouldBeSignin: true, kind: 'drive-read' },
{ name: 'drive/folders/create', shouldBeSignin: true, limitDuration: hour, limitMax: 50, kind: 'drive-write' },
{ name: 'drive/folders/show', shouldBeSignin: true, kind: 'drive-read' },
{ name: 'drive/folders/find', shouldBeSignin: true, kind: 'drive-read' },
{ name: 'drive/folders/update', shouldBeSignin: true, kind: 'drive-write' },
{ name: 'users', shouldBeSignin: false }, export default endpoints;
{ name: 'users/show', shouldBeSignin: false },
{ name: 'users/search', shouldBeSignin: false },
{ name: 'users/search_by_username', shouldBeSignin: false },
{ name: 'users/posts', shouldBeSignin: false },
{ name: 'users/following', shouldBeSignin: false },
{ name: 'users/followers', shouldBeSignin: false },
{ name: 'users/recommendation', shouldBeSignin: true, kind: 'account-read' },
{ name: 'following/create', shouldBeSignin: true, limitDuration: hour, limitMax: 100, kind: 'following-write' },
{ name: 'following/delete', shouldBeSignin: true, limitDuration: hour, limitMax: 100, kind: 'following-write' },
{ name: 'posts', shouldBeSignin: false },
{ name: 'posts/show', shouldBeSignin: false },
{ name: 'posts/replies', shouldBeSignin: false },
{ name: 'posts/context', shouldBeSignin: false },
{ name: 'posts/create', shouldBeSignin: true, limitDuration: hour, limitMax: 120, minInterval: 1 * second, kind: 'post-write' },
{ name: 'posts/reposts', shouldBeSignin: false },
{ name: 'posts/search', shouldBeSignin: false },
{ name: 'posts/timeline', shouldBeSignin: true, limitDuration: 10 * minute, limitMax: 100 },
{ name: 'posts/mentions', shouldBeSignin: true, limitDuration: 10 * minute, limitMax: 100 },
{ name: 'posts/likes', shouldBeSignin: true },
{ name: 'posts/likes/create', shouldBeSignin: true, limitDuration: hour, limitMax: 100, kind: 'like-write' },
{ name: 'posts/likes/delete', shouldBeSignin: true, limitDuration: hour, limitMax: 100, kind: 'like-write' },
{ name: 'posts/favorites/create', shouldBeSignin: true, limitDuration: hour, limitMax: 100, kind: 'favorite-write' },
{ name: 'posts/favorites/delete', shouldBeSignin: true, limitDuration: hour, limitMax: 100, kind: 'favorite-write' },
{ name: 'posts/polls/vote', shouldBeSignin: true, limitDuration: hour, limitMax: 100, kind: 'vote-write' },
{ name: 'messaging/history', shouldBeSignin: true, kind: 'messaging-read' },
{ name: 'messaging/unread', shouldBeSignin: true, kind: 'messaging-read' },
{ name: 'messaging/messages', shouldBeSignin: true, kind: 'messaging-read' },
{ name: 'messaging/messages/create', shouldBeSignin: true, kind: 'messaging-write' }
] as IEndpoint[];

36
src/api/limitter.ts
View file

@ -1,26 +1,28 @@
import * as Limiter from 'ratelimiter'; import * as Limiter from 'ratelimiter';
import * as debug from 'debug'; import * as debug from 'debug';
import limiterDB from '../db/redis'; import limiterDB from '../db/redis';
import { IEndpoint } from './endpoints'; import { Endpoint } from './endpoints';
import { IAuthContext } from './authenticate'; import { IAuthContext } from './authenticate';
const log = debug('misskey:limitter'); const log = debug('misskey:limitter');
export default (endpoint: IEndpoint, ctx: IAuthContext) => new Promise((ok, reject) => { export default (endpoint: Endpoint, ctx: IAuthContext) => new Promise((ok, reject) => {
const limitKey = endpoint.hasOwnProperty('limitKey') const limitation = endpoint.limit;
? endpoint.limitKey
const key = limitation.hasOwnProperty('key')
? limitation.key
: endpoint.name; : endpoint.name;
const hasMinInterval = const hasShortTermLimit =
endpoint.hasOwnProperty('minInterval'); limitation.hasOwnProperty('minInterval');
const hasRateLimit = const hasLongTermLimit =
endpoint.hasOwnProperty('limitDuration') && limitation.hasOwnProperty('duration') &&
endpoint.hasOwnProperty('limitMax'); limitation.hasOwnProperty('max');
if (hasMinInterval) { if (hasShortTermLimit) {
min(); min();
} else if (hasRateLimit) { } else if (hasLongTermLimit) {
max(); max();
} else { } else {
ok(); ok();
@ -29,8 +31,8 @@ export default (endpoint: IEndpoint, ctx: IAuthContext) => new Promise((ok, reje
// Short-term limit // Short-term limit
function min() { function min() {
const minIntervalLimiter = new Limiter({ const minIntervalLimiter = new Limiter({
id: `${ctx.user._id}:${limitKey}:min`, id: `${ctx.user._id}:${key}:min`,
duration: endpoint.minInterval, duration: limitation.minInterval,
max: 1, max: 1,
db: limiterDB db: limiterDB
}); });
@ -45,7 +47,7 @@ export default (endpoint: IEndpoint, ctx: IAuthContext) => new Promise((ok, reje
if (info.remaining === 0) { if (info.remaining === 0) {
reject('BRIEF_REQUEST_INTERVAL'); reject('BRIEF_REQUEST_INTERVAL');
} else { } else {
if (hasRateLimit) { if (hasLongTermLimit) {
max(); max();
} else { } else {
ok(); ok();
@ -57,9 +59,9 @@ export default (endpoint: IEndpoint, ctx: IAuthContext) => new Promise((ok, reje
// Long term limit // Long term limit
function max() { function max() {
const limiter = new Limiter({ const limiter = new Limiter({
id: `${ctx.user._id}:${limitKey}`, id: `${ctx.user._id}:${key}`,
duration: endpoint.limitDuration, duration: limitation.duration,
max: endpoint.limitMax, max: limitation.max,
db: limiterDB db: limiterDB
}); });