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Update DNSUtils.Lookup() timeout

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ChsBuffer
2021-05-28 23:24:47 +08:00
parent d7360b3688
commit 9e68fb12fb
1 changed files with 2 additions and 7 deletions
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9
Netch/Utils/DnsUtils.cs
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@@ -13,12 +13,7 @@ namespace Netch.Utils
/// </summary>
private static readonly Hashtable Cache = new();
/// <summary>
/// 查询
/// </summary>
/// <param name="hostname">主机名</param>
/// <returns></returns>
public static IPAddress? Lookup(string hostname)
public static IPAddress? Lookup(string hostname, int timeout = 3000)
{
try
{
@@ -26,7 +21,7 @@ namespace Netch.Utils
return Cache[hostname] as IPAddress;
var task = Dns.GetHostAddressesAsync(hostname);
if (!task.Wait(1000))
if (!task.Wait(timeout))
return null;
if (task.Result.Length == 0)