41 lines
1.3 KiB
JavaScript
41 lines
1.3 KiB
JavaScript
const dnstls = require('dns-over-tls')
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const BaseDNS = require('./base')
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const axios = require('axios')
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const log = require('../../utils/util.log')
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const fs = require('fs')
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const path = require('path')
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module.exports = class DNSOverIpAddress extends BaseDNS {
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async _lookup (hostname) {
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const url = `https://${hostname}.ipaddress.com`
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// const res = fs.readFileSync(path.resolve(__dirname, './data.txt')).toString()
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const res = await axios.get(url)
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if (res.status !== 200 && res.status !== 201) {
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log.info(`[dns] get ${hostname} ipaddress: error:${res}`)
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return
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}
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const ret = res.data
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const regexp = /<tr><th>IP Address<\/th><td><ul class="comma-separated"><li>([^<]*)<\/li><\/ul><\/td><\/tr>/gm
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const matched = regexp.exec(ret)
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let ip = null
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if (matched && matched.length >= 1) {
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ip = matched[1]
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log.info(`[dns] get ${hostname} ipaddress:${ip}`)
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return [ip]
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}
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log.info(`[dns] get ${hostname} ipaddress: error`)
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return null
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// const { answers } = await dnstls.query(hostname)
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//
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// const answer = answers.find(answer => answer.type === 'A' && answer.class === 'IN')
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//
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// log.info('dns lookup：', hostname, answer)
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// if (answer) {
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// return answer.data
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// }
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}
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}
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