Refactor and optimize route handling, clean up code structure, and apply minor improvements

VirtualDDNSRouter.Server/Context/YamlStaticContext.cs

@@ -5,6 +5,6 @@ namespace VirtualDDNSRouter.Server.Context;
 
 [YamlStaticContext]
 [YamlSerializable(typeof(Rule))]
-public partial class YamlStaticContext : YamlDotNet.Serialization.StaticContext
+public partial class YamlStaticContext : StaticContext
 {
 }

VirtualDDNSRouter.Server/Models/Rule.cs

@@ -1,5 +1,4 @@
 using System.Net;
-using YamlDotNet.Serialization;
 
 namespace VirtualDDNSRouter.Server.Models;
 
@@ -9,16 +8,19 @@ public record Rule
     public string apiKey { get; set; } = string.Empty;
     public string path { get; set; } = string.Empty;
 
-    public Rule() { } // Needed for AOT static deserializer
+    public Rule()
+    {
+    } // Needed for AOT static deserializer
 }
 
-
 public record Route
 {
     public string path { get; set; } = string.Empty;
     public IPAddress ipAddress { get; set; } = IPAddress.None;
 
-    public UInt16 port { get; set; } = 80;
+    public ushort port { get; set; } = 80;
 
-    public Route() { }
+    public Route()
+    {
+    }
 }

VirtualDDNSRouter.Server/Program.cs

@@ -17,40 +17,44 @@ app.UseForwardedHeaders(new ForwardedHeadersOptions
 {
     ForwardedHeaders = ForwardedHeaders.XForwardedFor |
                        ForwardedHeaders.XForwardedProto
-});  
-
-if (app.Environment.IsDevelopment())
-{
-    app.MapOpenApi();
-}
-
-List<Route> routes = new List<Route>();
-
-app.MapGet("/setip/{path}/{port}/{apiKey}", async (IYamlParser yamlParser ,HttpContext context, string path, UInt16 port, string apiKey) =>
-{
-    var rules = await yamlParser.GetRules();
-    app.Logger.LogInformation($"New setip request for {path} with port {port}.");
-    var ruleValid = rules.Any(r => r.path == path && r.apiKey == apiKey);
-    if (!ruleValid)
-    {
-        app.Logger.LogInformation($"Invalid rule for {path} with port {port}.");
-        return Results.StatusCode(StatusCodes.Status403Forbidden);
-    }
-    var clientIp = context.Connection.RemoteIpAddress;
-    if (clientIp is null)
-    {
-        app.Logger.LogInformation($"Could not get the client ip address for {path} with port {port}.");       
-        return Results.BadRequest("Could not get the client ip address");
-    }
-    routes.Add(new Route
-    {
-        ipAddress = clientIp,
-        path = path,
-        port = port
-    });
-    return Results.Ok($"goto/{path}");
 });
 
+if (app.Environment.IsDevelopment()) app.MapOpenApi();
+
+var routes = new List<Route>();
+
+app.MapGet("/setip/{path}/{port}/{apiKey}",
+    async (IYamlParser yamlParser, HttpContext context, string path, ushort port, string apiKey) =>
+    {
+        var rules = await yamlParser.GetRules();
+        app.Logger.LogInformation($"New setip request for {path} with port {port}.");
+        var ruleValid = rules.Any(r => r.path == path && r.apiKey == apiKey);
+        if (!ruleValid)
+        {
+            app.Logger.LogInformation($"Invalid rule for {path} with port {port}.");
+            return Results.StatusCode(StatusCodes.Status403Forbidden);
+        }
+
+        var clientIp = context.Connection.RemoteIpAddress;
+        if (clientIp is null)
+        {
+            app.Logger.LogInformation($"Could not get the client ip address for {path} with port {port}.");
+            return Results.BadRequest("Could not get the client ip address");
+        }
+
+        var existingRoute = routes.FirstOrDefault(r => r.path == path);
+        if (existingRoute is not null) routes.Remove(existingRoute);
+
+        routes.Add(new Route
+        {
+            ipAddress = clientIp,
+            path = path,
+            port = port
+        });
+
+        return Results.Ok($"goto/{path}");
+    });
+
 app.MapGet("/goto/{path}", (string path) =>
 {
     var redirectRoute = routes.FirstOrDefault(r => r.path == path);
@@ -58,4 +62,4 @@ app.MapGet("/goto/{path}", (string path) =>
     return Task.FromResult(Results.Redirect($"http://{redirectRoute.ipAddress}:{redirectRoute.port}"));
 });
 
-app.Run();
+app.Run();

VirtualDDNSRouter.Server/VirtualDDNSRouter.Server.csproj

@@ -1,25 +1,25 @@
 <Project Sdk="Microsoft.NET.Sdk.Web">
 
     <PropertyGroup>
-<!--        <TargetFramework>net10.0</TargetFramework>
-        <Nullable>enable</Nullable>
-        <ImplicitUsings>enable</ImplicitUsings>
-        <NoDefaultLaunchSettingsFile>true</NoDefaultLaunchSettingsFile>
-        <InvariantGlobalization>true</InvariantGlobalization>
-
-        &lt;!&ndash; Publish settings &ndash;&gt;
-        <PublishSingleFile>true</PublishSingleFile>
-        <SelfContained>true</SelfContained>
-        <RuntimeIdentifier>linux-x64</RuntimeIdentifier>
-        <PublishTrimmed>true</PublishTrimmed>
-        <TrimMode>full</TrimMode>
-        <EnableCompressionInSingleFile>true</EnableCompressionInSingleFile>
-        <PublishReadyToRun>true</PublishReadyToRun>
-        <DebugType>none</DebugType>
-        <DebugSymbols>false</DebugSymbols>
-        <OptimizationLevel>Release</OptimizationLevel>
-        <TieredPGO>true</TieredPGO>
-        <IlcOptimizationPreference>Size</IlcOptimizationPreference>-->
+        <!--        <TargetFramework>net10.0</TargetFramework>
+                <Nullable>enable</Nullable>
+                <ImplicitUsings>enable</ImplicitUsings>
+                <NoDefaultLaunchSettingsFile>true</NoDefaultLaunchSettingsFile>
+                <InvariantGlobalization>true</InvariantGlobalization>
+        
+                &lt;!&ndash; Publish settings &ndash;&gt;
+                <PublishSingleFile>true</PublishSingleFile>
+                <SelfContained>true</SelfContained>
+                <RuntimeIdentifier>linux-x64</RuntimeIdentifier>
+                <PublishTrimmed>true</PublishTrimmed>
+                <TrimMode>full</TrimMode>
+                <EnableCompressionInSingleFile>true</EnableCompressionInSingleFile>
+                <PublishReadyToRun>true</PublishReadyToRun>
+                <DebugType>none</DebugType>
+                <DebugSymbols>false</DebugSymbols>
+                <OptimizationLevel>Release</OptimizationLevel>
+                <TieredPGO>true</TieredPGO>
+                <IlcOptimizationPreference>Size</IlcOptimizationPreference>-->
 
         <TargetFramework>net10.0</TargetFramework>
         <Nullable>enable</Nullable>
@@ -33,14 +33,14 @@
 
     <ItemGroup>
         <PackageReference Include="Microsoft.AspNetCore.OpenApi" Version="10.0.0-preview.6.25358.103"/>
-        <PackageReference Include="Vecc.YamlDotNet.Analyzers.StaticGenerator" Version="16.3.0" />
-        <PackageReference Include="YamlDotNet" Version="16.3.0" />
+        <PackageReference Include="Vecc.YamlDotNet.Analyzers.StaticGenerator" Version="16.3.0"/>
+        <PackageReference Include="YamlDotNet" Version="16.3.0"/>
     </ItemGroup>
 
     <ItemGroup>
-      <Content Include="..\.dockerignore">
-        <Link>.dockerignore</Link>
-      </Content>
+        <Content Include="..\.dockerignore">
+            <Link>.dockerignore</Link>
+        </Content>
     </ItemGroup>
 
 </Project>