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feat: 优化NAT64兜底PROXYIP

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cmliu
2025-08-05 06:27:02 +08:00
parent a834984489
commit 0f2fa1fefd
1 changed files with 25 additions and 2 deletions
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27
_worker.js
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@@ -89,7 +89,7 @@ export default {
proxyIP = env.PROXYIP || env.proxyip || proxyIP;
proxyIPs = await 整理(proxyIP);
proxyIP = proxyIPs[Math.floor(Math.random() * proxyIPs.length)];
DNS64Server = env.DNS64 || env.NAT64 || (DNS64Server != '' ? DNS64Server : atob("ZG5zNjQuY21saXVzc3NzLm5ldA=="));
DNS64Server = env.DNS64 || env.NAT64 || DNS64Server;
socks5Address = env.HTTP || env.SOCKS5 || socks5Address;
socks5s = await 整理(socks5Address);
socks5Address = socks5s[Math.floor(Math.random() * socks5s.length)];
@@ -2471,6 +2471,29 @@ async function KV(request, env, txt = 'ADD.txt') {
}
async function resolveToIPv6(target) {
if (!DNS64Server) {
const defaultAddress = atob('cHJveHlpcC5jbWxpdXNzc3MubmV0');
try {
const response = await fetch(atob('aHR0cHM6Ly8xLjEuMS4xL2Rucy1xdWVyeT9uYW1lPW5hdDY0LmNtbGl1c3Nzcy5uZXQmdHlwZT1UWFQ='), {
headers: { 'Accept': 'application/dns-json' }
});
if (!response.ok) return defaultAddress;
const data = await response.json();
const txtRecords = (data.Answer || []).filter(record => record.type === 16).map(record => record.data);
if (txtRecords.length === 0) return defaultAddress;
let txtData = txtRecords[0];
if (txtData.startsWith('"') && txtData.endsWith('"')) txtData = txtData.slice(1, -1);
const prefixes = txtData.replace(/\\010/g, '\n').split('\n').filter(prefix => prefix.trim());
if (prefixes.length === 0) return defaultAddress;
DNS64Server = prefixes[Math.floor(Math.random() * prefixes.length)];
} catch (error) {
console.error('DNS64Server查询失败:', error);
return defaultAddress;
}
}
// 检查是否为IPv4
function isIPv4(str) {
const parts = str.split('.');
@@ -2663,7 +2686,7 @@ async function resolveToIPv6(target) {
return isIPv6(nat64) ? nat64 : atob('cHJveHlpcC5jbWxpdXNzc3MubmV0');
} catch (error) {
console.error('解析错误:', error);
return atob('cHJveHlpcC5jbWxpdXNzc3MubmV0');;
return atob('cHJveHlpcC5jbWxpdXNzc3MubmV0');
}
}