OpenAuditLog 1.0.2

dotnet add package OpenAuditLog --version 1.0.2                
NuGet\Install-Package OpenAuditLog -Version 1.0.2                
This command is intended to be used within the Package Manager Console in Visual Studio, as it uses the NuGet module's version of Install-Package.
<PackageReference Include="OpenAuditLog" Version="1.0.2" />                
For projects that support PackageReference, copy this XML node into the project file to reference the package.
paket add OpenAuditLog --version 1.0.2                
#r "nuget: OpenAuditLog, 1.0.2"                
#r directive can be used in F# Interactive and Polyglot Notebooks. Copy this into the interactive tool or source code of the script to reference the package.
// Install OpenAuditLog as a Cake Addin
#addin nuget:?package=OpenAuditLog&version=1.0.2

// Install OpenAuditLog as a Cake Tool
#tool nuget:?package=OpenAuditLog&version=1.0.2                

alt tag

OpenAuditLog

NuGet Version NuGet

Simple C# event and audit log library with persistence allowing you to write your own emitters.

How it Works

Instantiate

Instantiate the AuditLog object, specifying the name of the Sqlite database file to use.

using OpenAuditLog;

AuditLog log = new AuditLog("auditlog.db");

Define Event Targets

Define and add your targets using AddTarget and the AuditLogTarget class. Your target function should return a boolean with true indicating success, or, false indicating failure and that OpenAuditLog should try again.

Func<AuditLogEntry, bool> func1 = delegate (AuditLogEntry a)
{
  Console.WriteLine("Action 1: " + a.ToJson(false));
  return true; // report success
};

log.AddTarget("MyTarget", func1);

Logger of Last Resort

Set Logger if you wish to output messages to the console or elsewhere. This also serves as a "logger of last resort" in case an event can't be sent to a target. Additionally, you can create handlers for the EntrySendFailure and EntryEvicted events.

log.Logger = Console.WriteLine;
log.EntrySendFailure += MyEntrySendFailure;
log.EntryEvicted += MyEntryEvicted;

static void MyEntrySendFailure(object sender, EntryEventArgs args)
{
  Console.WriteLine("Entry " + args.Entry.GUID + " couldn't be sent to target " + args.Target.GUID);
}

static void MyEntryEvicted(object sender, EntryEventArgs args)
{
  Console.WriteLine("Entry " + args.Entry.GUID + " was evicted, failed too hard!");
}

Let 'Er Rip

Add events using AddEvent and watch them fly.

Events added through AddEvent are persisted in Sqlite until emitted successfully. If multiple targets are configured, one record per target will be created for each event. You can control the number of attempts to send an event by modifying AuditLog.MaxAttempts or specify the optional parameter maxAttempts in AuditLog.AddEvent.

Events sent successfully are removed from Sqlite, and those that have failed the specified number of times will also be removed. Refer to "Logger of Last Resort" above to determine how to intercept such situations.

// build it yourself
AuditLogEntry myEntry = new AuditLogEntry();
myEntry.Metadata = myClassInstance;
// also set Identity, Source, Target, Resource, Type, etc, if you like
// or use the giga-constructor
AuditLogEntry myEntry = new AuditLogEntry(metadata, identity, source, ...);

Fire away!

log.AddEvent(myEntry);

Simple Example

Refer to the Test project for a full example.

AuditLog auditLog = new AuditLog("auditlog.db");
auditLog.Logger = Console.WriteLine;
auditLog.MaxAttempts = 3;

Func<AuditLogEntry, bool> myTarget = delegate (AuditLogEntry a)
{
    Console.WriteLine("My target: " + a.ToJson(false));
    return true; 
};

// add the target
auditLog.AddTarget(new AuditLogTarget("target1", myTarget));

// create the event
AuditLogEntry entry = new AuditLogEntry();
entry.Metadata = myClassInstance;
// also set Identity, Source, Target, Resource, Type, etc

// fire away!
auditLog.AddEvent(entry);

Version History

Refer to CHANGELOG.md for version history.

Product Compatible and additional computed target framework versions.
.NET net5.0 was computed.  net5.0-windows was computed.  net6.0 is compatible.  net6.0-android was computed.  net6.0-ios was computed.  net6.0-maccatalyst was computed.  net6.0-macos was computed.  net6.0-tvos was computed.  net6.0-windows was computed.  net7.0 was computed.  net7.0-android was computed.  net7.0-ios was computed.  net7.0-maccatalyst was computed.  net7.0-macos was computed.  net7.0-tvos was computed.  net7.0-windows was computed.  net8.0 is compatible.  net8.0-android was computed.  net8.0-browser was computed.  net8.0-ios was computed.  net8.0-maccatalyst was computed.  net8.0-macos was computed.  net8.0-tvos was computed.  net8.0-windows was computed. 
.NET Core netcoreapp3.0 was computed.  netcoreapp3.1 was computed. 
.NET Standard netstandard2.1 is compatible. 
.NET Framework net462 is compatible.  net463 was computed.  net47 was computed.  net471 was computed.  net472 was computed.  net48 was computed.  net481 was computed. 
MonoAndroid monoandroid was computed. 
MonoMac monomac was computed. 
MonoTouch monotouch was computed. 
Tizen tizen60 was computed. 
Xamarin.iOS xamarinios was computed. 
Xamarin.Mac xamarinmac was computed. 
Xamarin.TVOS xamarintvos was computed. 
Xamarin.WatchOS xamarinwatchos was computed. 
Compatible target framework(s)
Included target framework(s) (in package)
Learn more about Target Frameworks and .NET Standard.

NuGet packages (1)

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EventMd

Simple class structure for event metadata

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Version Downloads Last updated
1.0.2 85 12/24/2024
1.0.1 8,344 9/13/2022
1.0.0.10 1,095 8/11/2022
1.0.0.9 1,023 4/6/2022
1.0.0.8 1,522 11/14/2021
1.0.0.7 8,396 1/30/2021
1.0.0.6 707 1/30/2021
1.0.0.5 716 1/29/2021
1.0.0.4 674 1/28/2021
1.0.0.3 666 1/28/2021

Remove Newtonsoft.Json