feat: add active to federation chart

CHANGELOG.md

@@ -24,6 +24,7 @@ You should also include the user name that made the change.
 - アンケートが終了したときに通知が作成されるように @syuilo
 - プロフィールの追加情報を最大16まで保存できるように @syuilo
 - 連合チャートにPub&Subを追加 @syuilo
+- 連合チャートにActiveを追加 @syuilo
 - デフォルトで10秒以上時間がかかるデータベースへのクエリは中断されるように @syuilo
 	- 設定ファイルの`db.extra`に`statement_timeout`を設定することでタイムアウト時間を変更できます
 

packages/backend/migration/1646633030285-chart-federation-active.js

@@ -0,0 +1,13 @@
+export class chartFederationActive1646633030285 {
+    name = 'chartFederationActive1646633030285'
+
+    async up(queryRunner) {
+        await queryRunner.query(`ALTER TABLE "__chart__federation" ADD "___active" smallint NOT NULL DEFAULT '0'`);
+        await queryRunner.query(`ALTER TABLE "__chart_day__federation" ADD "___active" smallint NOT NULL DEFAULT '0'`);
+    }
+
+    async down(queryRunner) {
+        await queryRunner.query(`ALTER TABLE "__chart_day__federation" DROP COLUMN "___active"`);
+        await queryRunner.query(`ALTER TABLE "__chart__federation" DROP COLUMN "___active"`);
+    }
+}

packages/backend/src/services/chart/charts/entities/federation.ts

@@ -9,6 +9,7 @@ export const schema = {
 	'sub': { accumulate: true, range: 'small' },
 	'pub': { accumulate: true, range: 'small' },
 	'pubsub': { accumulate: true, range: 'small' },
+	'active': { accumulate: true, range: 'small' },
 } as const;
 
 export const entity = Chart.schemaToEntity(name, schema);

packages/backend/src/services/chart/charts/federation.ts

@@ -2,6 +2,7 @@ import Chart, { KVs } from '../core.js';
 import { Followings, Instances } from '@/models/index.js';
 import { name, schema } from './entities/federation.js';
 import { fetchMeta } from '@/misc/fetch-meta.js';
+import { In, MoreThan, Not } from 'typeorm';
 
 /**
  * フェデレーションに関するチャート
@@ -28,7 +29,7 @@ export default class FederationChart extends Chart<typeof schema> {
 			.select('f.followerHost')
 			.where('f.followerHost IS NOT NULL');
 
-		const [sub, pub, pubsub] = await Promise.all([
+		const [sub, pub, pubsub, active] = await Promise.all([
 			Followings.createQueryBuilder('following')
 				.select('COUNT(DISTINCT following.followeeHost)')
 				.where('following.followeeHost IS NOT NULL')
@@ -52,12 +53,18 @@ export default class FederationChart extends Chart<typeof schema> {
 				.setParameters(pubsubSubQuery.getParameters())
 				.getRawOne()
 				.then(x => parseInt(x.count, 10)),
+			Instances.count({
+				host: Not(In(meta.blockedHosts)),
+				isSuspended: false,
+				lastCommunicatedAt: MoreThan(new Date(Date.now() - (1000 * 60 * 60 * 24 * 30))),
+			}),
 		]);
 
 		return {
 			'sub': sub,
 			'pub': pub,
 			'pubsub': pubsub,
+			'active': active,
 		};
 	}
 

packages/client/src/components/chart.vue

@@ -71,6 +71,7 @@ const colors = {
 	purple: '#e300db',
 	orange: '#fe6919',
 	lime: '#c7f400',
+	cyan: '#00efef',
 };
 const colorSets = [colors.blue, colors.green, colors.yellow, colors.red, colors.purple];
 const getColor = (i) => {
@@ -388,11 +389,16 @@ export default defineComponent({
 					type: 'area',
 					data: format(raw.stalled),
 					color: colors.red,
+				}, {
+					name: 'Active',
+					type: 'line',
+					data: format(raw.active),
+					color: colors.lime,
 				}, {
 					name: 'Pub & Sub',
 					type: 'line',
 					data: format(raw.pubsub),
-					color: colors.lime,
+					color: colors.cyan,
 				}, {
 					name: 'Pub',
 					type: 'line',