#55 copy config to user folder and path to registry. assimilate confi…

…g to user system #95

SharkCage/CageServiceInstaller/CageServiceInstaller.cs

@@ -1,7 +1,12 @@
-using System;
+using Newtonsoft.Json.Linq;
+using System;
 using System.Collections;
 using System.ComponentModel;
 using System.Configuration.Install;
+using System.IO;
+using System.Security.AccessControl;
+using System.Security.Cryptography;
+using System.Security.Principal;
 
 namespace CageServiceInstaller
 {
@@ -20,6 +25,9 @@ public override void Commit(System.Collections.IDictionary saved_state)
             base.Commit(saved_state);
 
             string target_dir = Context.Parameters["DP_TargetDir"].ToString();
+
+            AssimilateConfigToCurrentSystem(target_dir);
+
             InstallAndStartService(target_dir);
         }
 
@@ -35,12 +43,54 @@ public override void Uninstall(System.Collections.IDictionary saved_state)
             UninstallService();
         }
 
-        private void InstallAndStartService(string path)
+        private void AssimilateConfigToCurrentSystem(string dir_path)
+        {
+            const string APPLICATION_PATH_PROPERTY = "application_path";
+            const string APPLICATION_HASH_PROPERTY = "binary_hash";
+            var path_to_config_exe = dir_path + "CageConfigurator.exe";
+
+            var config_path = Environment.ExpandEnvironmentVariables("%SystemDrive%\\Users\\Public\\Documents\\SharkCage\\CageConfigurator.sconfig");
+
+            var json = JObject.Parse(File.ReadAllText(config_path));
+            var application_path = json.GetValue(APPLICATION_PATH_PROPERTY).ToString();
+            json[APPLICATION_PATH_PROPERTY] = path_to_config_exe;
+            json[APPLICATION_HASH_PROPERTY] = GetSha512Hash(path_to_config_exe);
+            var output = Newtonsoft.Json.JsonConvert.SerializeObject(json, Newtonsoft.Json.Formatting.Indented);
+
+            File.WriteAllText(config_path, output);
+
+            // generate acl for config (only admin group has access)
+            IdentityReference built_in_administrators = new SecurityIdentifier(WellKnownSidType.BuiltinAdministratorsSid, null);
+            var file_security = new FileSecurity();
+
+            file_security.SetOwner(built_in_administrators);
+            foreach (FileSystemAccessRule fs_access_rule in file_security.GetAccessRules(true, true, typeof(SecurityIdentifier)))
+            {
+                file_security.RemoveAccessRule(fs_access_rule);
+            }
+            file_security.AddAccessRule(new FileSystemAccessRule(built_in_administrators, FileSystemRights.FullControl, AccessControlType.Allow));
+            file_security.SetAccessRuleProtection(true, false);
+
+            File.SetAccessControl(config_path, file_security);
+        }
+
+        private string GetSha512Hash(string file_path)
+        {
+            const int buffer_size = 1048576; // ~ 1MB per read
+            using (var bs = new BufferedStream(File.OpenRead(file_path), buffer_size))
+            {
+                var sha = new SHA512Managed();
+                byte[] hash = sha.ComputeHash(bs);
+                return BitConverter.ToString(hash).Replace("-", String.Empty);
+            }
+        }
+
+        private void InstallAndStartService(string dir_path)
         {
             try
             {
                 UninstallService();
-                ServiceInstaller.InstallAndStart(service_name, service_name, path);
+                ServiceInstaller.InstallAndStart(service_name, service_name, dir_path + "CageService.exe");
             }
             catch (Exception ex)
             {

SharkCage/CageServiceInstaller/CageServiceInstaller.csproj

@@ -30,6 +30,9 @@
     <WarningLevel>4</WarningLevel>
   </PropertyGroup>
   <ItemGroup>
+    <Reference Include="Newtonsoft.Json">
+      <HintPath>..\packages\Newtonsoft.Json.11.0.2\lib\netstandard2.0\Newtonsoft.Json.dll</HintPath>
+    </Reference>
     <Reference Include="System" />
     <Reference Include="System.Configuration.Install" />
     <Reference Include="System.Core" />