73 lines
2.5 KiB
TypeScript
73 lines
2.5 KiB
TypeScript
import { getJson } from '../misc/fetch';
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import { Instance } from '../models/entities/instance';
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import { Instances } from '../models';
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import { getNodeinfoLock } from '../misc/app-lock';
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import Logger from '../services/logger';
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export const logger = new Logger('nodeinfo', 'cyan');
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export async function fetchNodeinfo(instance: Instance) {
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const unlock = await getNodeinfoLock(instance.host);
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const _instance = await Instances.findOne({ host: instance.host });
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const now = Date.now();
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if (_instance && _instance.infoUpdatedAt && (now - _instance.infoUpdatedAt.getTime() < 1000 * 60 * 60 * 24)) {
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unlock();
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return;
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}
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logger.info(`Fetching nodeinfo of ${instance.host} ...`);
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try {
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const wellknown = await getJson('https://' + instance.host + '/.well-known/nodeinfo')
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.catch(e => {
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if (e.statusCode === 404) {
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throw 'No nodeinfo provided';
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} else {
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throw e.statusCode || e.message;
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}
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});
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if (wellknown.links == null || !Array.isArray(wellknown.links)) {
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throw 'No wellknown links';
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}
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const links = wellknown.links as any[];
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const lnik1_0 = links.find(link => link.rel === 'http://nodeinfo.diaspora.software/ns/schema/1.0');
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const lnik2_0 = links.find(link => link.rel === 'http://nodeinfo.diaspora.software/ns/schema/2.0');
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const lnik2_1 = links.find(link => link.rel === 'http://nodeinfo.diaspora.software/ns/schema/2.1');
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const link = lnik2_1 || lnik2_0 || lnik1_0;
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if (link == null) {
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throw 'No nodeinfo link provided';
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}
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const info = await getJson(link.href)
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.catch(e => {
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throw e.statusCode || e.message;
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});
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await Instances.update(instance.id, {
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infoUpdatedAt: new Date(),
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softwareName: info.software.name.toLowerCase(),
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softwareVersion: info.software.version,
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openRegistrations: info.openRegistrations,
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name: info.metadata ? (info.metadata.nodeName || info.metadata.name || null) : null,
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description: info.metadata ? (info.metadata.nodeDescription || info.metadata.description || null) : null,
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maintainerName: info.metadata ? info.metadata.maintainer ? (info.metadata.maintainer.name || null) : null : null,
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maintainerEmail: info.metadata ? info.metadata.maintainer ? (info.metadata.maintainer.email || null) : null : null,
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});
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logger.succ(`Successfuly fetched nodeinfo of ${instance.host}`);
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} catch (e) {
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logger.error(`Failed to fetch nodeinfo of ${instance.host}: ${e}`);
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await Instances.update(instance.id, {
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infoUpdatedAt: new Date(),
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});
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} finally {
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unlock();
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}
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}
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