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feat: add pub & sub item for federation chart

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This commit is contained in:
syuilo
2022-02-23 16:17:16 +09:00
parent 65be8daa15
commit a28daf7f44
5 changed files with 49 additions and 14 deletions
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15
packages/backend/migration/1645599900873-federation-chart-pubsub.js Normal file
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@ -0,0 +1,15 @@
const { MigrationInterface, QueryRunner } = require("typeorm");
module.exports = class federationChartPubsub1645599900873 {
name = 'federationChartPubsub1645599900873'
async up(queryRunner) {
await queryRunner.query(`ALTER TABLE "__chart__federation" ADD "___pubsub" smallint NOT NULL DEFAULT '0'`);
await queryRunner.query(`ALTER TABLE "__chart_day__federation" ADD "___pubsub" smallint NOT NULL DEFAULT '0'`);
}
async down(queryRunner) {
await queryRunner.query(`ALTER TABLE "__chart_day__federation" DROP COLUMN "___pubsub"`);
await queryRunner.query(`ALTER TABLE "__chart__federation" DROP COLUMN "___pubsub"`);
}
}

1
packages/backend/src/services/chart/charts/entities/federation.ts
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@ -8,6 +8,7 @@ export const schema = {
'stalled': { uniqueIncrement: true, range: 'small' },
'sub': { accumulate: true, range: 'small' },
'pub': { accumulate: true, range: 'small' },
'pubsub': { accumulate: true, range: 'small' },
} as const;
export const entity = Chart.schemaToEntity(name, schema);

14
packages/backend/src/services/chart/charts/federation.ts
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@ -20,7 +20,11 @@ export default class FederationChart extends Chart<typeof schema> {
@autobind
protected async tickMinor(): Promise<Partial<KVs<typeof schema>>> {
const [sub, pub] = await Promise.all([
const pubsubSubQuery = Followings.createQueryBuilder('f')
.select('f.followerHost')
.where('f.followerHost IS NOT NULL');
const [sub, pub, pubsub] = await Promise.all([
Followings.createQueryBuilder('following')
.select('COUNT(DISTINCT following.followeeHost)')
.where('following.followeeHost IS NOT NULL')
@ -31,11 +35,19 @@ export default class FederationChart extends Chart<typeof schema> {
.where('following.followerHost IS NOT NULL')
.getRawOne()
.then(x => parseInt(x.count, 10)),
Followings.createQueryBuilder('following')
.select('COUNT(DISTINCT following.followeeHost)')
.where('following.followeeHost IS NOT NULL')
.andWhere(`following.followerHost IN (${ pubsubSubQuery.getQuery() })`)
.setParameters(pubsubSubQuery.getParameters())
.getRawOne()
.then(x => parseInt(x.count, 10)),
]);
return {
'sub': sub,
'pub': pub,
'pubsub': pubsub,
};
}