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Merge pull request #838 from H1JK/uuid-generator

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Support Xray UUIDv5 mapping standard
This commit is contained in:
AmazingDM
2022-06-10 15:21:33 +08:00
committed by GitHub
parent e2a20d5bb0 01cd51744f
commit e37d1f21ba
3 changed files with 40 additions and 4 deletions
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13
Netch/Servers/V2ray/V2rayConfigUtils.cs
View File

@@ -83,7 +83,7 @@ public static class V2rayConfigUtils
{
new User
{
id = vless.UserID,
id = getUUID(vless.UserID),
flow = vless.Flow.ValueOrDefault(),
encryption = vless.EncryptMethod
}
@@ -126,7 +126,7 @@ public static class V2rayConfigUtils
{
new User
{
id = vmess.UserID,
id = getUUID(vmess.UserID),
alterId = vmess.AlterID,
security = vmess.EncryptMethod
}
@@ -367,4 +367,13 @@ public static class V2rayConfigUtils
return streamSettings;
}
public static string getUUID(string uuid)
{
if (uuid.Length == 36 || uuid.Length == 32)
{
return uuid;
}
return uuid.GenerateUUIDv5();
}
}

29
Netch/Utils/StringExtension.cs
View File

@@ -1,4 +1,5 @@
using System.Text;
using System.Security.Cryptography;
using System.Text;
namespace Netch.Utils;
@@ -78,4 +79,30 @@ public static class StringExtension
{
return !string.IsNullOrWhiteSpace(value) ? value.Split(',') : default;
}
public static string GenerateUUIDv5(this string str)
{
// https://github.com/XTLS/Xray-core/discussions/715
// https://xray-uuid.ducksoft.site/
SHA1 sha1 = new SHA1CryptoServiceProvider();
// example string: "example"
List<byte> byteSource = new List<byte>();
byteSource.AddRange(new byte[16]);
byteSource.AddRange(Encoding.UTF8.GetBytes(str));
byte[] Sha1Bytes = sha1.ComputeHash(byteSource.ToArray()).Skip(0).Take(16).ToArray();
sha1.Dispose();
//UUIDv5: [254 181 68 49 48 27 82 187 166 221 225 233 62 129 187 158]
Sha1Bytes[6] = (byte)((Sha1Bytes[6] & 0x0f) | (5 << 4));
Sha1Bytes[8] = (byte)(Sha1Bytes[8] & (0xff >> 2) | (0x02 << 6));
return BitConverter.ToString(Sha1Bytes).Replace("-", "")
.Insert(8, "-").Insert(13, "-").Insert(18, "-").Insert(23, "-")
.ToLower();
//UUIDv5: feb54431-301b-52bb-a6dd-e1e93e81bb9e
}
}

2
Tests/Global.cs
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@@ -24,7 +24,7 @@ namespace Tests
var str = "example";
SHA1 sha1 = new SHA1CryptoServiceProvider();
byte[] StrBytes = Encoding.Default.GetBytes(str);
byte[] StrBytes = Encoding.UTF8.GetBytes(str);
List<byte> byteSource = new List<byte>();
byteSource.AddRange(bytes);