ActivityPubのHTTPリクエストの強化 (#2820)

* Fix error handling in AP deliver

* Set timeout to resolver

* Tune looks

src/queue/processors/http/deliver.ts

@@ -7,19 +7,18 @@ export default async (job: bq.Job, done: any): Promise<void> => {
 		await request(job.data.user, job.data.to, job.data.content);
 		done();
 	} catch (res) {
-		if (res == null || !res.hasOwnProperty('statusCode')) {
-			console.warn(`deliver failed (unknown): ${res}`);
-			return done();
-		}
-
-		if (res.statusCode == null) return done();
+		if (res != null && res.hasOwnProperty('statusCode')) {
 			if (res.statusCode >= 400 && res.statusCode < 500) {
 				// HTTPステータスコード4xxはクライアントエラーであり、それはつまり
 				// 何回再送しても成功することはないということなのでエラーにはしないでおく
 				done();
 			} else {
-			console.warn(`deliver failed: ${res.statusMessage}`);
+				console.warn(`deliver failed: ${res.statusCode} ${res.statusMessage} to=${job.data.to}`);
 				done(res.statusMessage);
 			}
+		} else {
+			console.warn(`deliver failed: ${res} to=${job.data.to}`);
+			done();
+		}
 	}
 };

src/remote/activitypub/request.ts

@@ -12,6 +12,8 @@ const log = debug('misskey:activitypub:deliver');
 export default (user: ILocalUser, url: string, object: any) => new Promise((resolve, reject) => {
 	log(`--> ${url}`);
 
+	const timeout = 10 * 1000;
+
 	const { protocol, hostname, port, pathname, search } = new URL(url);
 
 	const data = JSON.stringify(object);
@@ -26,6 +28,7 @@ export default (user: ILocalUser, url: string, object: any) => new Promise((reso
 		port,
 		method: 'POST',
 		path: pathname + search,
+		timeout,
 		headers: {
 			'User-Agent': config.user_agent,
 			'Content-Type': 'application/activity+json',
@@ -35,7 +38,7 @@ export default (user: ILocalUser, url: string, object: any) => new Promise((reso
 		log(`${url} --> ${res.statusCode}`);
 
 		if (res.statusCode >= 400) {
-			reject();
+			reject(res);
 		} else {
 			resolve();
 		}
@@ -53,5 +56,12 @@ export default (user: ILocalUser, url: string, object: any) => new Promise((reso
 	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);
 });

src/remote/activitypub/resolver.ts

@@ -7,6 +7,7 @@ const log = debug('misskey:activitypub:resolver');
 
 export default class Resolver {
 	private history: Set<string>;
+	private timeout = 10 * 1000;
 
 	constructor() {
 		this.history = new Set();
@@ -50,6 +51,7 @@ export default class Resolver {
 
 		const object = await request({
 			url: value,
+			timeout: this.timeout,
 			headers: {
 				'User-Agent': config.user_agent,
 				Accept: 'application/activity+json, application/ld+json'