Create windows service visual studio

To enable them for the entire project, update the project file accordingly:. For more information, see Setting the nullable context. Add a new class to the project named JokeService. The preceding joke service source code exposes a single functionality, the GetJokeAsync method. It is used for demonstration purposes, and we make no guarantee that it will be available in the future. Replace the existing Worker from the template with the following C code, and rename the file to WindowsBackgroundService.

In the preceding code, the JokeService is injected along with an ILogger. Both are made available to the class as private readonly fields. In the ExecuteAsync method, the joke service requests a joke and writes it to the logger.

In this case, the logger is implemented by the Windows Event Log - Microsoft. Logs are written to, and available for viewing in the Event Viewer.

By default, the Event Log severity is Warning. This can be configured, but for demonstration purposes the WindowsBackgroundService logs with the LogWarning extension method. To specifically target the EventLog level, add an entry in the appsettings.

Filter value. For more information on configuring log levels, see Logging providers in. The service name is set to ". NET Joke Service". The hosted service is registered, and the HttpClient is registered to the JokeService for dependency injection.

For more information on registering services, see Dependency injection in. To create the. It's less error-prone to have a self-contained executable, as there aren't any dependent files lying around the file system. For more information, see. To publish the app from Visual Studio, you can create a publish profile that is persisted. To do that, we can run the following from a command prompt in the root of our project. Notice that we pass in the -r flag to tell it which platform to build for.

For this next part, you will need to open a command prompt as an administrator. Then use the following command :. The SC command is a bog standard windows command Has nothing to do with. NET Core , that installs a windows service. Importantly, we pass in the full path to our windows service exe.

Here is where I really think doing things the Microsoft way falls down. Debugging our service becomes a real chore. For starters our overridden methods from the ServiceBase are set to be protected. The best way I found was to have a public method for each event that the protected method also calls.

Bit confusing, but works like this :. Your other option is to do a release in debug mode, actually install the service, and then attach the debugger. Like creating an install. Luckily there is a helpful library called Topshelf that takes a tonne of the pain away, and in the next part of this series we will be looking at how we can get going with that. NET Core 3. Plus you can run the worker app as a Windows service or a Linux daemon.

I try with System. IO; using System. Linq; using System. ServiceProcess; using System. Text; using System. Tasks; using System. Now ; timer.

Step 9. Rebuild your application. Right-click on your project or solution and select Rebuild. Syntax InstallUtil. Type services. You may notice that the Windows service is running. Check Windows Service Output The service will create a text file with the following text in it. Podcast Making Agile work for data science.

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