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uetchy
2020-08-20 00:57:33 +09:00
parent a31c13e725
commit c7bbe707a9
71 changed files with 1074 additions and 1089 deletions
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30
api/services/dns/[query].ts
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@@ -1,34 +1,34 @@
import dns from 'dns';
import {send, sendError} from '../../../util/http';
import {NowRequest, NowResponse} from '@vercel/node';
import dns from 'dns'
import { send, sendError } from '../../../util/http'
import { NowRequest, NowResponse } from '@vercel/node'
function resolvePromise(hostname: string): Promise<string[]> {
return new Promise((resolve, reject) => {
dns.resolve4(hostname, function (err, addresses) {
if (err) return reject(err);
resolve(addresses);
});
});
if (err) return reject(err)
resolve(addresses)
})
})
}
export default async function handler(
req: NowRequest,
res: NowResponse,
res: NowResponse
): Promise<void> {
const {query} = req.query;
const { query } = req.query
if (!query || typeof query !== 'string') {
return sendError(res, new Error('No query given'));
return sendError(res, new Error('No query given'))
}
try {
const response = await resolvePromise(query);
const availability = response && response.length > 0 ? false : true;
send(res, {availability});
const response = await resolvePromise(query)
const availability = response && response.length > 0 ? false : true
send(res, { availability })
} catch (err) {
if (err.code === 'ENODATA' || err.code === 'ENOTFOUND') {
return send(res, {availability: true});
return send(res, { availability: true })
}
sendError(res, err);
sendError(res, err)
}
}