Add RangeBan
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27
RangeBan.Tests/RangeBan.Tests.csproj
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27
RangeBan.Tests/RangeBan.Tests.csproj
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<Project Sdk="Microsoft.NET.Sdk">
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<PropertyGroup>
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<TargetFramework>net9.0</TargetFramework>
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<LangVersion>latest</LangVersion>
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<ImplicitUsings>enable</ImplicitUsings>
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<Nullable>enable</Nullable>
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<IsPackable>false</IsPackable>
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</PropertyGroup>
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<ItemGroup>
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<PackageReference Include="coverlet.collector" Version="6.0.2"/>
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<PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.12.0"/>
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<PackageReference Include="NUnit" Version="4.3.2" />
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<PackageReference Include="NUnit.Analyzers" Version="4.4.0"/>
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<PackageReference Include="NUnit3TestAdapter" Version="4.6.0"/>
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</ItemGroup>
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<ItemGroup>
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<Using Include="NUnit.Framework"/>
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</ItemGroup>
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<ItemGroup>
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<ProjectReference Include="..\RangeBan\RangeBan.csproj" />
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</ItemGroup>
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</Project>
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61
RangeBan.Tests/UnitTest1.cs
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61
RangeBan.Tests/UnitTest1.cs
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namespace RangeBan.Tests;
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[TestFixture]
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public class IpRangeTests
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{
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[Test]
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public void IsInRange_WithNullInput_ReturnsFalse()
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{
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Assert.That(RangeBan.IsInRange("192.168.1.0/24", null), Is.False);
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}
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[Test]
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public void IsInRange_WithEmptyInput_ReturnsFalse()
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{
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Assert.That(RangeBan.IsInRange("192.168.1.0/24", ""), Is.False);
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}
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[Test]
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public void IsInRange_WithInvalidRange_ReturnsFalse()
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{
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Assert.That(RangeBan.IsInRange("invalid-range", "192.168.1.1"), Is.False);
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}
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[TestCase("192.168.1.0/24", "192.168.1.1", true)]
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[TestCase("192.168.1.0/24", "192.168.1.254", true)]
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[TestCase("192.168.1.0/24", "192.168.2.1", false)]
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[TestCase("192.168.1.0/24", "10.0.0.1", false)]
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[TestCase("176.2.0.0/16", "176.2.73.23", true)]
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[TestCase("176.2.0.0/16", "176.2.70.50", true)]
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public void IsInRange_WithCidrNotation_ReturnsExpectedResult(string range, string ip, bool expected)
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{
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Assert.That(RangeBan.IsInRange(range, ip), Is.EqualTo(expected));
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}
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[TestCase("192.168.2.0/33")]
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[TestCase("192.168.1.0/invalid")]
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public void IsInRange_WithInvalidCidrNotation_ReturnsFalse(string range)
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{
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Assert.That(RangeBan.IsInRange(range, "192.168.1.1"), Is.False);
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}
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[Test]
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public void IsInRange_WithInvalidIpAddress_ThrowsArgumentException()
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{
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Assert.Throws<ArgumentException>(() => RangeBan.IsInRange("192.168.1.0/24", "invalid.ip.address"));
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}
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[TestCase("192.168.1.0/24", "192.168.1")]
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[TestCase("192.168.1.0/24", "192.168.1.1.1")]
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[TestCase("192.168.1.0/24", "not.an.ip.address")]
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public void IsInRange_WithMalformedIpAddress_ThrowsArgumentException(string range, string ip)
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{
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Assert.Throws<ArgumentException>(() => RangeBan.IsInRange(range, ip));
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}
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[Test]
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public void IsInRange_WithValidPublicIp_DoesNotThrow()
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{
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Assert.DoesNotThrow(() => RangeBan.IsInRange("192.168.1.0/24", "8.8.8.8"));
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}
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}
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94
RangeBan/RangeBan.cs
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94
RangeBan/RangeBan.cs
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using System.Runtime.Serialization;
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using LabApi.Events.Arguments.PlayerEvents;
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using LabApi.Events.Handlers;
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using LabApi.Features;
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using LabApi.Features.Console;
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using LabApi.Loader.Features.Plugins;
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namespace RangeBan;
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public class RangeBan: Plugin<RangeBanConfig>
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{
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public override void Enable()
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{
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Logger.Debug("Loading...");
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PlayerEvents.PreAuthenticating += OnAuth;
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}
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public override void Disable()
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{
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Logger.Debug("Disabling...");
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PlayerEvents.PreAuthenticating -= OnAuth;
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}
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private void OnAuth(PlayerPreAuthenticatingEventArgs ev)
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{
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Logger.Debug($"Ranges: {string.Join(" ; ", Config!.IpRanges)}");
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if (!Config!.IpRanges.Any(configIpRange => IsInRange(configIpRange, ev.IpAddress))) return;
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ev.RejectCustom("Your IP belongs to a banned player, please contact the server administrator for more information.");
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Logger.Warn($"Player with IP {ev.IpAddress} got kicked. UserId: {ev.UserId}");
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}
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public override string Name => "RangeBan";
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public override string Author => "Code002Lover";
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public override Version Version { get; } = new(1, 0, 0);
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public override string Description => "Ban IP Ranges with ease";
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public override Version RequiredApiVersion { get; } = new(LabApiProperties.CompiledVersion);
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public static bool IsInRange(string range, string ip)
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{
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if (string.IsNullOrEmpty(ip) || string.IsNullOrEmpty(range))
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return false;
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// Handle CIDR notation (e.g., "192.168.1.0/24")
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if (!range.Contains("/"))
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{
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//We only handle direct IPs and CIDR
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if (range.Split('.').Length != 4)
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{
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return false;
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}
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return ip == range;
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};
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var parts = range.Split('/');
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if (parts.Length != 2 || !int.TryParse(parts[1], out var cidrBits))
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return false;
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if (cidrBits > 32)
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{
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return false;
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}
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var networkAddress = IPToUInt32(parts[0]);
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var mask = uint.MaxValue << (32 - cidrBits);
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var ipAddress = IPToUInt32(ip);
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return (ipAddress & mask) == (networkAddress & mask);
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}
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private static uint IPToUInt32(string ipAddress)
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{
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var parts = ipAddress.Split('.');
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if (parts.Length != 4)
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throw new ArgumentException("Invalid IP address format");
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uint result = 0;
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for (var i = 0; i < 4; i++)
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{
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if (!byte.TryParse(parts[i], out var part))
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throw new ArgumentException("Invalid IP address segment");
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result = (result << 8) | part;
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}
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return result;
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}
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}
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public class RangeBanConfig
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{
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public string[] IpRanges { get; set; } = {};
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}
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37
RangeBan/RangeBan.csproj
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37
RangeBan/RangeBan.csproj
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<Project Sdk="Microsoft.NET.Sdk">
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<PropertyGroup>
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<TargetFramework>net48</TargetFramework>
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<ImplicitUsings>enable</ImplicitUsings>
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<Nullable>disable</Nullable>
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<LangVersion>10</LangVersion>
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</PropertyGroup>
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<PropertyGroup Condition=" '$(Configuration)' == 'Debug' ">
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<Optimize>true</Optimize>
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<CheckForOverflowUnderflow>true</CheckForOverflowUnderflow>
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<DebugType>full</DebugType>
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</PropertyGroup>
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<PropertyGroup Condition=" '$(Configuration)' == 'Release' ">
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<Optimize>true</Optimize>
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<CheckForOverflowUnderflow>false</CheckForOverflowUnderflow>
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<DebugType>none</DebugType>
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</PropertyGroup>
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<ItemGroup>
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<Reference Include="Assembly-CSharp">
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<HintPath>..\..\.local\share\Steam\steamapps\common\SCP Secret Laboratory Dedicated Server\SCPSL_Data\Managed\Assembly-CSharp.dll</HintPath>
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</Reference>
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<Reference Include="Mirror">
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<HintPath>..\..\.local\share\Steam\steamapps\common\SCP Secret Laboratory Dedicated Server\SCPSL_Data\Managed\Mirror.dll</HintPath>
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</Reference>
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<Reference Include="UnityEngine.CoreModule">
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<HintPath>..\..\.local\share\Steam\steamapps\common\SCP Secret Laboratory Dedicated Server\SCPSL_Data\Managed\UnityEngine.CoreModule.dll</HintPath>
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</Reference>
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</ItemGroup>
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<ItemGroup>
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<PackageReference Include="Northwood.LabAPI" Version="1.0.2" />
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</ItemGroup>
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</Project>
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@ -12,6 +12,10 @@ Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "SCPTeamHint", "SCPTeamHint\
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EndProject
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Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "LogEvents", "LogEvents\LogEvents.csproj", "{2C9FD537-231C-4486-8C1B-6359E5120D19}"
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EndProject
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Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "RangeBan", "RangeBan\RangeBan.csproj", "{17798161-3317-4E64-880D-1CD7DE0EBE56}"
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EndProject
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Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "RangeBan.Tests", "RangeBan.Tests\RangeBan.Tests.csproj", "{AA495D0E-0122-4C26-8D26-C728B65BFF12}"
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EndProject
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Global
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GlobalSection(SolutionConfigurationPlatforms) = preSolution
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Debug|Any CPU = Debug|Any CPU
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@ -42,5 +46,13 @@ Global
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{2C9FD537-231C-4486-8C1B-6359E5120D19}.Debug|Any CPU.Build.0 = Debug|Any CPU
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{2C9FD537-231C-4486-8C1B-6359E5120D19}.Release|Any CPU.ActiveCfg = Release|Any CPU
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{2C9FD537-231C-4486-8C1B-6359E5120D19}.Release|Any CPU.Build.0 = Release|Any CPU
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{17798161-3317-4E64-880D-1CD7DE0EBE56}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
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{17798161-3317-4E64-880D-1CD7DE0EBE56}.Debug|Any CPU.Build.0 = Debug|Any CPU
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{17798161-3317-4E64-880D-1CD7DE0EBE56}.Release|Any CPU.ActiveCfg = Release|Any CPU
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{17798161-3317-4E64-880D-1CD7DE0EBE56}.Release|Any CPU.Build.0 = Release|Any CPU
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{AA495D0E-0122-4C26-8D26-C728B65BFF12}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
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{AA495D0E-0122-4C26-8D26-C728B65BFF12}.Debug|Any CPU.Build.0 = Debug|Any CPU
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{AA495D0E-0122-4C26-8D26-C728B65BFF12}.Release|Any CPU.ActiveCfg = Release|Any CPU
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{AA495D0E-0122-4C26-8D26-C728B65BFF12}.Release|Any CPU.Build.0 = Release|Any CPU
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EndGlobalSection
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EndGlobal
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