misskey/src/server/api/endpoints/chart.ts

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import $ from 'cafy';
import Stats, { IStats } from '../../../models/stats';
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import getParams from '../get-params';
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type Omit<T, K extends keyof T> = Pick<T, Exclude<keyof T, K>>;
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function migrateStats(stats: IStats[]) {
stats.forEach(stat => {
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if (stat.network == null) {
stat.network = {
requests: 0,
totalTime: 0,
incomingBytes: 0,
outgoingBytes: 0
};
}
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const isOldData =
stat.users.local.inc == null ||
stat.users.local.dec == null ||
stat.users.remote.inc == null ||
stat.users.remote.dec == null ||
stat.notes.local.inc == null ||
stat.notes.local.dec == null ||
stat.notes.remote.inc == null ||
stat.notes.remote.dec == null ||
stat.drive.local.incCount == null ||
stat.drive.local.decCount == null ||
stat.drive.local.incSize == null ||
stat.drive.local.decSize == null ||
stat.drive.remote.incCount == null ||
stat.drive.remote.decCount == null ||
stat.drive.remote.incSize == null ||
stat.drive.remote.decSize == null;
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if (!isOldData) return;
stat.users.local.inc = (stat as any).users.local.diff;
stat.users.local.dec = 0;
stat.users.remote.inc = (stat as any).users.remote.diff;
stat.users.remote.dec = 0;
stat.notes.local.inc = (stat as any).notes.local.diff;
stat.notes.local.dec = 0;
stat.notes.remote.inc = (stat as any).notes.remote.diff;
stat.notes.remote.dec = 0;
stat.drive.local.incCount = (stat as any).drive.local.diffCount;
stat.drive.local.decCount = 0;
stat.drive.local.incSize = (stat as any).drive.local.diffSize;
stat.drive.local.decSize = 0;
stat.drive.remote.incCount = (stat as any).drive.remote.diffCount;
stat.drive.remote.decCount = 0;
stat.drive.remote.incSize = (stat as any).drive.remote.diffSize;
stat.drive.remote.decSize = 0;
});
}
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export const meta = {
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desc: {
'ja-JP': 'インスタンスの統計を取得します。'
},
params: {
limit: $.num.optional.range(1, 100).note({
default: 30,
desc: {
'ja-JP': '最大数'
}
}),
}
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};
export default (params: any) => new Promise(async (res, rej) => {
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const [ps, psErr] = getParams(meta, params);
if (psErr) throw psErr;
const daysRange = ps.limit;
const hoursRange = ps.limit;
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const now = new Date();
const y = now.getFullYear();
const m = now.getMonth();
const d = now.getDate();
const h = now.getHours();
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const [statsPerDay, statsPerHour] = await Promise.all([
Stats.find({
span: 'day',
date: {
$gt: new Date(y, m, d - daysRange)
}
}, {
sort: {
date: -1
},
fields: {
_id: 0
}
}),
Stats.find({
span: 'hour',
date: {
$gt: new Date(y, m, d, h - hoursRange)
}
}, {
sort: {
date: -1
},
fields: {
_id: 0
}
}),
]);
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// 後方互換性のため
migrateStats(statsPerDay);
migrateStats(statsPerHour);
const format = (src: IStats[], span: 'day' | 'hour') => {
const chart: Array<Omit<Omit<IStats, '_id'>, 'span'>> = [];
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const range =
span == 'day' ? daysRange :
span == 'hour' ? hoursRange :
null;
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for (let i = (range - 1); i >= 0; i--) {
const current =
span == 'day' ? new Date(y, m, d - i) :
span == 'hour' ? new Date(y, m, d, h - i) :
null;
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const stat = src.find(s => s.date.getTime() == current.getTime());
if (stat) {
chart.unshift(stat);
} else { // 隙間埋め
const mostRecent = src.find(s => s.date.getTime() < current.getTime());
if (mostRecent) {
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chart.unshift({
date: current,
users: {
local: {
total: mostRecent.users.local.total,
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inc: 0,
dec: 0
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},
remote: {
total: mostRecent.users.remote.total,
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inc: 0,
dec: 0
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}
},
notes: {
local: {
total: mostRecent.notes.local.total,
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inc: 0,
dec: 0,
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diffs: {
normal: 0,
reply: 0,
renote: 0
}
},
remote: {
total: mostRecent.notes.remote.total,
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inc: 0,
dec: 0,
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diffs: {
normal: 0,
reply: 0,
renote: 0
}
}
},
drive: {
local: {
totalCount: mostRecent.drive.local.totalCount,
totalSize: mostRecent.drive.local.totalSize,
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incCount: 0,
incSize: 0,
decCount: 0,
decSize: 0
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},
remote: {
totalCount: mostRecent.drive.remote.totalCount,
totalSize: mostRecent.drive.remote.totalSize,
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incCount: 0,
incSize: 0,
decCount: 0,
decSize: 0
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}
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},
network: {
requests: 0,
totalTime: 0,
incomingBytes: 0,
outgoingBytes: 0
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}
});
} else {
chart.unshift({
date: current,
users: {
local: {
total: 0,
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inc: 0,
dec: 0
},
remote: {
total: 0,
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inc: 0,
dec: 0
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}
},
notes: {
local: {
total: 0,
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inc: 0,
dec: 0,
diffs: {
normal: 0,
reply: 0,
renote: 0
}
},
remote: {
total: 0,
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inc: 0,
dec: 0,
diffs: {
normal: 0,
reply: 0,
renote: 0
}
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}
},
drive: {
local: {
totalCount: 0,
totalSize: 0,
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incCount: 0,
incSize: 0,
decCount: 0,
decSize: 0
},
remote: {
totalCount: 0,
totalSize: 0,
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incCount: 0,
incSize: 0,
decCount: 0,
decSize: 0
}
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},
network: {
requests: 0,
totalTime: 0,
incomingBytes: 0,
outgoingBytes: 0
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}
});
}
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}
}
chart.forEach(x => {
delete (x as any).span;
});
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return chart;
};
res({
perDay: format(statsPerDay, 'day'),
perHour: format(statsPerHour, 'hour')
});
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});