56 lines
1.5 KiB
JavaScript
56 lines
1.5 KiB
JavaScript
const MinecraftServerListPing = require("minecraft-status").MinecraftServerListPing;
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// Use `dns` to resolve the SRV record for minecraft servers
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const dns = require("dns");
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const { hostname } = require("os");
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const checkSrv = (hostname) => {
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hostname = `_minecraft._tcp.${hostname}`;
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return new Promise((resolve, reject) => {
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dns.resolveSrv(hostname, (err, addresses) => {
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if (err) reject(err);
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resolve(addresses[0]);
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});
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});
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}
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const findMc = (address, timeout) => {
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if (!timeout) timeout = 5000;
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return new Promise((resolve, reject) => {
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// First, if theres a port, if there is, use that
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if (address.includes(":")) {
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const [host, port] = address.split(":");
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start = Date.now();
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MinecraftServerListPing.ping(4, host, port, timeout).then((data) => {
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end = Date.now();
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data.ping = end - start;
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resolve(data);
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}).catch((err) => {
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reject(err);
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});
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} else {
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// No SRV record, try to ping the address on port 25565
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start = Date.now();
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MinecraftServerListPing.ping(4, address, 25565, timeout).then((data) => {
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end = Date.now();
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data.ping = end - start;
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resolve(data);
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}).catch((err) => {
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// Not a port, first try to resolve an SRV record
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checkSrv(address).then((addr) => {
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start = Date.now();
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MinecraftServerListPing.ping(4, addr.name, addr.port, timeout).then((data) => {
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end = Date.now();
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data.ping = end - start;
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resolve(data);
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}).catch((err) => {
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reject(err);
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});
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}).catch((err) => {
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reject(err);
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})
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});
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}
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})
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}
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module.exports = findMc; |