import { URL } from 'url'; import webFinger from './webfinger'; import config from '@/config/index'; import { createPerson, updatePerson } from './activitypub/models/person'; import { remoteLogger } from './logger'; import * as chalk from 'chalk'; import { User, IRemoteUser } from '@/models/entities/user'; import { Users } from '@/models/index'; import { toPuny } from '@/misc/convert-host'; const logger = remoteLogger.createSubLogger('resolve-user'); export async function resolveUser(username: string, host: string | null, option?: any, resync = false): Promise { const usernameLower = username.toLowerCase(); if (host == null) { logger.info(`return local user: ${usernameLower}`); return await Users.findOne({ usernameLower, host: null }).then(u => { if (u == null) { throw new Error('user not found'); } else { return u; } }); } host = toPuny(host); if (config.host == host) { logger.info(`return local user: ${usernameLower}`); return await Users.findOne({ usernameLower, host: null }).then(u => { if (u == null) { throw new Error('user not found'); } else { return u; } }); } const user = await Users.findOne({ usernameLower, host }, option) as IRemoteUser; const acctLower = `${usernameLower}@${host}`; if (user == null) { const self = await resolveSelf(acctLower); logger.succ(`return new remote user: ${chalk.magenta(acctLower)}`); return await createPerson(self.href); } // resyncオプション OR ユーザー情報が古い場合は、WebFilgerからやりなおして返す if (resync || user.lastFetchedAt == null || Date.now() - user.lastFetchedAt.getTime() > 1000 * 60 * 60 * 24) { // 繋がらないインスタンスに何回も試行するのを防ぐ, 後続の同様処理の連続試行を防ぐ ため 試行前にも更新する await Users.update(user.id, { lastFetchedAt: new Date(), }); logger.info(`try resync: ${acctLower}`); const self = await resolveSelf(acctLower); if (user.uri !== self.href) { // if uri mismatch, Fix (user@host <=> AP's Person id(IRemoteUser.uri)) mapping. logger.info(`uri missmatch: ${acctLower}`); logger.info(`recovery missmatch uri for (username=${username}, host=${host}) from ${user.uri} to ${self.href}`); // validate uri const uri = new URL(self.href); if (uri.hostname !== host) { throw new Error(`Invalid uri`); } await Users.update({ usernameLower, host: host, }, { uri: self.href, }); } else { logger.info(`uri is fine: ${acctLower}`); } await updatePerson(self.href); logger.info(`return resynced remote user: ${acctLower}`); return await Users.findOne({ uri: self.href }).then(u => { if (u == null) { throw new Error('user not found'); } else { return u; } }); } logger.info(`return existing remote user: ${acctLower}`); return user; } async function resolveSelf(acctLower: string) { logger.info(`WebFinger for ${chalk.yellow(acctLower)}`); const finger = await webFinger(acctLower).catch(e => { logger.error(`Failed to WebFinger for ${chalk.yellow(acctLower)}: ${ e.statusCode || e.message }`); throw new Error(`Failed to WebFinger for ${acctLower}: ${ e.statusCode || e.message }`); }); const self = finger.links.find(link => link.rel != null && link.rel.toLowerCase() === 'self'); if (!self) { logger.error(`Failed to WebFinger for ${chalk.yellow(acctLower)}: self link not found`); throw new Error('self link not found'); } return self; }