From d270f1835bec9516f29a64d9540b2c6c9f02df4a Mon Sep 17 00:00:00 2001
From: Harald Wolff <haraldwolff@pc-harald.waldrennach.l--n.de>
Date: Tue, 7 May 2019 10:21:50 +0200
Subject: [PATCH] WIP

---
 Program.cs                | 22 +++++--------------
 hotspot/HotspotManager.cs | 25 +++++++++++++++++++++
 hotspot/HotspotNetwork.cs |  2 +-
 hotspot/HotspotSession.cs |  2 +-
 session/SessionManager.cs | 46 +++++++++++++++++++++++++++++++++++++++
 skyspot.csproj            |  6 ++++-
 6 files changed, 83 insertions(+), 20 deletions(-)

diff --git a/Program.cs b/Program.cs
index 865968c..053a1ce 100644
--- a/Program.cs
+++ b/Program.cs
@@ -19,6 +19,7 @@ using ln.types.net;
 using ln.http;
 using ln.http.resources;
 using skyspot.http;
+using skyspot.session;
 
 namespace skyspot
 {
@@ -26,29 +27,16 @@ namespace skyspot
     {
         public static void Main(string[] args)
         {
-            DHCPServer dhcpServer = new DHCPServer();
-            //dhcpServer.EnsureInterface(IPv4.Parse("10.118.200.2"));
-            //dhcpServer.EnsurePool("default", IPv4.Parse("10.118.200.50"), IPv4.Parse("10.118.200.99"));
-
-            //foreach (DHCPServerInterface serverInterface in dhcpServer.Interfaces)
-            //{
-            //    if (serverInterface.Pool == null)
-            //    {
-            //        serverInterface.Pool = dhcpServer.IPPools[0];
-            //        dhcpServer.Commit(serverInterface);
-            //    }
-            //}
-
-            dhcpServer.Start();
-
             HTTPServer httpServer = new HTTPServer();
             httpServer.AddEndpoint(new IPEndPoint(IPAddress.Any, 80));
 
             ResourceApplication app = new SkySpotApplication();
             httpServer.DefaultApplication = app;
 
-            DHCP httpDHCP = new DHCP(null,dhcpServer);
-            (app.RootResource as DirectoryResource).InjectResource(httpDHCP);
+            //DHCP httpDHCP = new DHCP(null,dhcpServer);
+            //(app.RootResource as DirectoryResource).InjectResource(httpDHCP);
+
+            SessionManager sessionManager = new SessionManager();
 
             httpServer.Start();
 
diff --git a/hotspot/HotspotManager.cs b/hotspot/HotspotManager.cs
index 57b5938..2d04537 100644
--- a/hotspot/HotspotManager.cs
+++ b/hotspot/HotspotManager.cs
@@ -8,12 +8,37 @@
 //  *
 //  **/
 using System;
+using ln.types.odb;
+using ln.types.odb.mapped;
+using ln.types.btree;
+using ln.types.net;
+using System.Collections.Generic;
+using System.IO;
 namespace skyspot.hotspot
 {
     public class HotspotManager
     {
+        public string BasePath { get; private set; } = "/var/cache/ln.skyspot";
+
+        ODB odb;
+        public ODBCollection<HotspotNetwork> hotspotNetworks { get; private set; }
+
+
+        Dictionary<HotspotNetwork, HotspotRuntime> runtimes = new Dictionary<HotspotNetwork, HotspotRuntime>();
+
         public HotspotManager()
         {
+            odb = new ODB(BasePath);
+            hotspotNetworks = odb.GetCollection<HotspotNetwork>();
+
         }
+
+
+        class HotspotRuntime
+        {
+            public BTree<MAC, HotspotSession> currentSessions { get; } = new BTree<MAC, HotspotSession>();
+
+        }
+
     }
 }
diff --git a/hotspot/HotspotNetwork.cs b/hotspot/HotspotNetwork.cs
index 95efaf2..dfbda13 100644
--- a/hotspot/HotspotNetwork.cs
+++ b/hotspot/HotspotNetwork.cs
@@ -10,7 +10,7 @@
 using System;
 using ln.types.odb.attributes;
 using ln.types.net;
-namespace skyspot.session
+namespace skyspot.hotspot
 {
     public class HotspotNetwork
     {
diff --git a/hotspot/HotspotSession.cs b/hotspot/HotspotSession.cs
index 3afe493..358585c 100644
--- a/hotspot/HotspotSession.cs
+++ b/hotspot/HotspotSession.cs
@@ -2,7 +2,7 @@
 using ln.types.net;
 using skyspot.users;
 using ln.types.odb.attributes;
-namespace skyspot.session
+namespace skyspot.hotspot
 {
     public class HotspotSession
     {
diff --git a/session/SessionManager.cs b/session/SessionManager.cs
index 32b17f2..9df40b4 100644
--- a/session/SessionManager.cs
+++ b/session/SessionManager.cs
@@ -8,12 +8,58 @@
 //  *
 //  **/
 using System;
+using System.Collections.Generic;
+using ln.types.net;
+using ln.types.btree;
+using ln.radius;
+using System.Net;
+using ln.logging;
+using ln.types.odb;
+using ln.types.odb.mapped;
 namespace skyspot.session
 {
     public class SessionManager
     {
+        byte[] defaultSecret = new byte[] { 0x41, 0x42, 0x43 };
+        RadiusServer radiusServer;
+
         public SessionManager()
         {
+            InitializeRadius();
         }
+
+        public void Start()
+        {
+        }
+
+
+        private void InitializeRadius()
+        {
+            radiusServer = new RadiusServer(new IPEndPoint(IPAddress.Any,1812));
+            radiusServer.LookupSecret = LookupRadiusSecret;
+            radiusServer.MessageReceived = RadiusMessageReceived;
+        }
+
+        byte[] LookupRadiusSecret(IPEndPoint remoteEndpoint)
+        {
+            return defaultSecret;
+        }
+        void RadiusMessageReceived(RadiusServer radiusServer, RadiusMessage radiusMessage)
+        {
+            Logging.Log(LogLevel.INFO, "Radius Message received: {0}", radiusMessage);
+            switch ( radiusMessage.Code)
+            {
+                case RadiusCode.AccessRequest:
+                    AccessRequest(radiusServer, radiusMessage);
+                    break;
+            }
+        }
+
+        void AccessRequest(RadiusServer radiusServer, RadiusMessage radiusMessage)
+        {
+
+        }
+
+
     }
 }
diff --git a/skyspot.csproj b/skyspot.csproj
index 064be72..9efc709 100644
--- a/skyspot.csproj
+++ b/skyspot.csproj
@@ -37,13 +37,16 @@
   <ItemGroup>
     <Compile Include="Program.cs" />
     <Compile Include="Properties\AssemblyInfo.cs" />
-    <Compile Include="session\HotspotSession.cs" />
     <Compile Include="users\HotspotUser.cs" />
     <Compile Include="users\RegistrationType.cs" />
     <Compile Include="users\TrafficProfile.cs" />
     <Compile Include="session\HotspotVolume.cs" />
     <Compile Include="http\DHCP.cs" />
     <Compile Include="http\SkySpotApplication.cs" />
+    <Compile Include="session\SessionManager.cs" />
+    <Compile Include="hotspot\HotspotNetwork.cs" />
+    <Compile Include="hotspot\HotspotSession.cs" />
+    <Compile Include="hotspot\HotspotManager.cs" />
   </ItemGroup>
   <ItemGroup>
     <ProjectReference Include="..\ln.http\ln.http.csproj">
@@ -81,6 +84,7 @@
     <Folder Include="www\dist\" />
     <Folder Include="www\system\" />
     <Folder Include="www\js\" />
+    <Folder Include="hotspot\" />
   </ItemGroup>
   <ItemGroup>
     <None Include="packages.config" />