mirror of
https://codeberg.org/keyoxide/doipjs.git
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65 lines
1.6 KiB
JavaScript
65 lines
1.6 KiB
JavaScript
/*
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Copyright 2021 Yarmo Mackenbach
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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const dns = require('dns')
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/**
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* @module fetcher/dns
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*/
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/**
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* The request's timeout value in milliseconds
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* @constant {number} timeout
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*/
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module.exports.timeout = 5000
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/**
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* Execute a fetch request
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* @function
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* @async
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* @param {object} data - Data used in the request
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* @param {string} data.domain - The targeted domain
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* @returns {object}
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*/
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module.exports.fn = async (data, opts) => {
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let timeoutHandle
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const timeoutPromise = new Promise((resolve, reject) => {
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timeoutHandle = setTimeout(
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() => reject(new Error('Request was timed out')),
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data.fetcherTimeout ? data.fetcherTimeout : module.exports.timeout
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)
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})
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const fetchPromise = new Promise((resolve, reject) => {
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dns.resolveTxt(data.domain, (err, records) => {
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if (err) {
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reject(err)
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return
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}
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resolve({
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domain: data.domain,
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records: {
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txt: records,
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},
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})
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})
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})
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return Promise.race([fetchPromise, timeoutPromise]).then((result) => {
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clearTimeout(timeoutHandle)
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return result
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})
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}
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