Add arbitrary event logging functionality using the MDT Event Log as the source.

.gitignore

@@ -244,3 +244,5 @@ ModelManifest.xml
 # FAKE - F# Make
 .fake/
 /Code.txt
+/AdminUI.WqlQueryEngine.dll
+/Microsoft.ConfigurationManagement.ManagementProvider.dll

ConfigMgrWebService/ConfigMgrWebService.asmx.cs

@@ -2290,7 +2290,7 @@ public bool RemoveADComputer(string secret, string samAccountName)
                 }
                 catch (Exception ex)
                 {
-                    WriteEventLog("Unable to detect domain controllers in current domain.", EventLogEntryType.Error);
+                    WriteEventLog(String.Format("Unable to detect domain controllers in current domain.", ex.Message), EventLogEntryType.Error);
                     returnValue = false;
                 }
 
@@ -2825,6 +2825,93 @@ public bool AddMDTRoleMember(string secret, string computerName, string role, st
             return returnValue;
         }
 
+
+        /// <summary>
+        /// Adds an entry to the MDT Event Log (if present)
+        /// </summary>
+        [WebMethod(Description = "Adds an arbitrary event in the MDT event log")]
+        public bool AddMDTEventLogEntry(string secret, UInt16 eventID, UInt16 eventSeverity, string eventMessage) {
+
+            // Always assume the worst
+            bool returnValue = false;
+
+            MethodBase method = MethodBase.GetCurrentMethod();
+            MethodBegin(method);
+
+            // Validate secret key
+            if(secret == secretKey) {
+
+                // Check if event log exists, if not error to event log
+                try {
+                    // An exception can be thrown if not enough permissions exist to query the event log sources...
+                    // So to be on the safe side...
+                    if (!EventLog.SourceExists("MDT_Monitor") ) {
+                        WriteEventLog("The MDT Monitoring does not appear to be active. Please ensure it is activated before attempting to use this function again.", EventLogEntryType.Error);
+                    }
+                    else {
+
+                        // MDT_Monitor source exists.. lets do it
+                        try {
+                            using(EventLog mdtEventLog = new EventLog()) {
+
+                                // Define a type and set a default value
+                                EventLogEntryType type = EventLogEntryType.Information;
+
+                                switch(eventSeverity) {
+                                    // Map 1 to information
+                                    case 1:
+                                        type = EventLogEntryType.Information;
+                                        break;
+                                    // Map 2 to warning
+                                    case 2:
+                                        type = EventLogEntryType.Warning;
+                                        break;
+                                    // Map 3 to error
+                                    case 3:
+                                        type = EventLogEntryType.Error;
+                                        break;
+                                    // Any other values just ignore (i.e. keep mapped to information)
+                                    default:
+                                        break;
+
+                                }
+
+                                // I could possibly add code to filter
+                                // out the hard-coded event ID's from the built in MDT event logging
+                                // but cannot be arsed
+
+
+                                // Do it
+                                mdtEventLog.Source = "MDT_Monitor";
+                                mdtEventLog.Log = "Application";
+                                mdtEventLog.WriteEntry(eventMessage, type, eventID);
+
+                                // If we get here, then everything is ok
+                                returnValue = true;
+
+                            }
+                        }
+                        catch(Exception ex) {
+                            // Write the exception information into the CfgMgr event log
+                            WriteEventLog(String.Format("Error attemtping to write to the MDT Event Log. Error Message: {0}", ex.Message), EventLogEntryType.Error);
+                        }
+                    }
+                }
+                catch (Exception ex){
+                    // Write the exception information into the CfgMgr event log
+                    WriteEventLog(String.Format("Error attempting to query the EventLog sources or the MDT_Monitor source is not present. Error Message: {0}",ex.Message) , EventLogEntryType.Error);
+                }
+            }
+
+
+            MethodEnd(method);
+
+            // Return what we have
+            return returnValue;
+        }
+
+
+
         [WebMethod(Description = "Remove MDT computer from all associated roles")]
         public bool RemoveMDTComputerFromRoles(string secret, string identity)
         {

ConfigMgrWebService/ConfigMgrWebService.csproj

@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="utf-8"?>
 <Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
-  <Import Project="..\packages\Microsoft.CodeDom.Providers.DotNetCompilerPlatform.1.0.0\build\Microsoft.CodeDom.Providers.DotNetCompilerPlatform.props" Condition="Exists('..\packages\Microsoft.CodeDom.Providers.DotNetCompilerPlatform.1.0.0\build\Microsoft.CodeDom.Providers.DotNetCompilerPlatform.props')" />
-  <Import Project="..\packages\Microsoft.Net.Compilers.1.0.0\build\Microsoft.Net.Compilers.props" Condition="Exists('..\packages\Microsoft.Net.Compilers.1.0.0\build\Microsoft.Net.Compilers.props')" />
+  <Import Project="..\packages\Microsoft.CodeDom.Providers.DotNetCompilerPlatform.1.0.8\build\net45\Microsoft.CodeDom.Providers.DotNetCompilerPlatform.props" Condition="Exists('..\packages\Microsoft.CodeDom.Providers.DotNetCompilerPlatform.1.0.8\build\net45\Microsoft.CodeDom.Providers.DotNetCompilerPlatform.props')" />
+  <Import Project="..\packages\Microsoft.Net.Compilers.1.3.2\build\Microsoft.Net.Compilers.props" Condition="Exists('..\packages\Microsoft.Net.Compilers.1.3.2\build\Microsoft.Net.Compilers.props')" />
   <Import Project="$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props" Condition="Exists('$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props')" />
   <PropertyGroup>
     <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
@@ -45,14 +45,16 @@
   </PropertyGroup>
   <ItemGroup>
     <Reference Include="AdminUI.WqlQueryEngine">
-      <HintPath>..\..\..\..\..\Program Files (x86)\Microsoft Configuration Manager\AdminConsole\bin\AdminUI.WqlQueryEngine.dll</HintPath>
+      <HintPath>..\AdminUI.WqlQueryEngine.dll</HintPath>
+      <Private>True</Private>
     </Reference>
-    <Reference Include="Microsoft.CodeDom.Providers.DotNetCompilerPlatform, Version=1.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35, processorArchitecture=MSIL">
-      <HintPath>..\packages\Microsoft.CodeDom.Providers.DotNetCompilerPlatform.1.0.0\lib\net45\Microsoft.CodeDom.Providers.DotNetCompilerPlatform.dll</HintPath>
+    <Reference Include="Microsoft.CodeDom.Providers.DotNetCompilerPlatform, Version=1.0.8.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35, processorArchitecture=MSIL">
+      <HintPath>..\packages\Microsoft.CodeDom.Providers.DotNetCompilerPlatform.1.0.8\lib\net45\Microsoft.CodeDom.Providers.DotNetCompilerPlatform.dll</HintPath>
       <Private>True</Private>
     </Reference>
     <Reference Include="Microsoft.ConfigurationManagement.ManagementProvider">
-      <HintPath>..\..\..\..\..\Program Files (x86)\Microsoft Configuration Manager\AdminConsole\bin\Microsoft.ConfigurationManagement.ManagementProvider.dll</HintPath>
+      <HintPath>..\Microsoft.ConfigurationManagement.ManagementProvider.dll</HintPath>
+      <Private>True</Private>
     </Reference>
     <Reference Include="Microsoft.CSharp" />
     <Reference Include="System.DirectoryServices" />
@@ -138,8 +140,8 @@
     <PropertyGroup>
       <ErrorText>This project references NuGet package(s) that are missing on this computer. Use NuGet Package Restore to download them.  For more information, see http://go.microsoft.com/fwlink/?LinkID=322105. The missing file is {0}.</ErrorText>
     </PropertyGroup>
-    <Error Condition="!Exists('..\packages\Microsoft.Net.Compilers.1.0.0\build\Microsoft.Net.Compilers.props')" Text="$([System.String]::Format('$(ErrorText)', '..\packages\Microsoft.Net.Compilers.1.0.0\build\Microsoft.Net.Compilers.props'))" />
-    <Error Condition="!Exists('..\packages\Microsoft.CodeDom.Providers.DotNetCompilerPlatform.1.0.0\build\Microsoft.CodeDom.Providers.DotNetCompilerPlatform.props')" Text="$([System.String]::Format('$(ErrorText)', '..\packages\Microsoft.CodeDom.Providers.DotNetCompilerPlatform.1.0.0\build\Microsoft.CodeDom.Providers.DotNetCompilerPlatform.props'))" />
+    <Error Condition="!Exists('..\packages\Microsoft.Net.Compilers.1.3.2\build\Microsoft.Net.Compilers.props')" Text="$([System.String]::Format('$(ErrorText)', '..\packages\Microsoft.Net.Compilers.1.3.2\build\Microsoft.Net.Compilers.props'))" />
+    <Error Condition="!Exists('..\packages\Microsoft.CodeDom.Providers.DotNetCompilerPlatform.1.0.8\build\net45\Microsoft.CodeDom.Providers.DotNetCompilerPlatform.props')" Text="$([System.String]::Format('$(ErrorText)', '..\packages\Microsoft.CodeDom.Providers.DotNetCompilerPlatform.1.0.8\build\net45\Microsoft.CodeDom.Providers.DotNetCompilerPlatform.props'))" />
   </Target>
   <!-- To modify your build process, add your task inside one of the targets below and uncomment it. 
        Other similar extension points exist, see Microsoft.Common.targets.

ConfigMgrWebService/Web.config

@@ -11,10 +11,10 @@
   <system.codedom>
     <compilers>
       <compiler language="c#;cs;csharp" extension=".cs"
-        type="Microsoft.CodeDom.Providers.DotNetCompilerPlatform.CSharpCodeProvider, Microsoft.CodeDom.Providers.DotNetCompilerPlatform, Version=1.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35"
+        type="Microsoft.CodeDom.Providers.DotNetCompilerPlatform.CSharpCodeProvider, Microsoft.CodeDom.Providers.DotNetCompilerPlatform, Version=1.0.8.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35"
         warningLevel="4" compilerOptions="/langversion:6 /nowarn:1659;1699;1701"/>
       <compiler language="vb;vbs;visualbasic;vbscript" extension=".vb"
-        type="Microsoft.CodeDom.Providers.DotNetCompilerPlatform.VBCodeProvider, Microsoft.CodeDom.Providers.DotNetCompilerPlatform, Version=1.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35"
+        type="Microsoft.CodeDom.Providers.DotNetCompilerPlatform.VBCodeProvider, Microsoft.CodeDom.Providers.DotNetCompilerPlatform, Version=1.0.8.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35"
         warningLevel="4" compilerOptions="/langversion:14 /nowarn:41008 /define:_MYTYPE=\&quot;Web\&quot; /optionInfer+"/>
     </compilers>
   </system.codedom>

ConfigMgrWebService/packages.config

@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
-  <package id="Microsoft.CodeDom.Providers.DotNetCompilerPlatform" version="1.0.0" targetFramework="net452" />
-  <package id="Microsoft.Net.Compilers" version="1.0.0" targetFramework="net452" developmentDependency="true" />
+  <package id="Microsoft.CodeDom.Providers.DotNetCompilerPlatform" version="1.0.8" targetFramework="net452" />
+  <package id="Microsoft.Net.Compilers" version="1.3.2" targetFramework="net452" developmentDependency="true" />
 </packages>

README.md

@@ -30,6 +30,7 @@ The list below shows an overview of the available methods:
 
 ### Microsoft Deployment Toolkit
 
+- AddMDTEventLogEntry
 - AddMDTRoleMember 
 - AddMDTRoleMemberByAssetTag 
 - AddMDTRoleMemberByMacAddress