Getting started with OpenTelemetry Metrics in .NET. Part 2: Instrumenting the BookStore API
In this two-part series I’m going to show you how to use OpenTelemetry to generate custom metrics and how to visualize those metrics using Prometheus and Grafana. In part 2 I’ll be showing you how to add OpenTelemetry Metrics on a real life .NET 7 app and how to visualize those metrics using Prometheus and Grafana.
Getting started with OpenTelemetry Metrics in .NET. Part 1: Key concepts
In this two-part series I’m going to show you how to use OpenTelemetry to generate custom metrics and how to visualize those metrics using Prometheus and Grafana. In part 1 I’ll be talking about some key concepts that you should know when using OpenTelemetry Metrics with dotnet.
How to integrate your Roslyn Analyzer project with SonarQube
Right now there are 2 ways to add rules from a Roslyn Analyzer project into SonarQube. In this post I want to show you how both options work and also what’re the pros and cons of one over the other.
5 ways to deploy a .NET Lambda using AWS CDK
This post is going to walk you through 5 different ways to deploy a .NET lambda using AWS CDK.
How to modernize a legacy .NET Framework WCF app using CoreWCF and .NET 7
CoreWCF is a port of the Windows Communication Foundation (WCF) framework to the latest .NET version. The main goal of the CoreWCF project is to enable existing WCF services to be moved to .NET 7. In this post I’ll show you step by step how easy (or hard) is the process of migrating an existing .NET 4.7 WCF app to .NET 7 using the CoreWCF project.
Trying out the built-in container support for the .NET SDK
A few months ago the built-in container support for the .NET SDK was announced. In this post I’ll put this feature to test, I’ll try to migrate from an application that contains a rather complex Dockerfile to a new version that has no Dockerfile and instead uses the container support feature.
Keep your .NET platform images up to date using AWS ECR and Azure Pipelines
When talking about containers security on the enterprise one of the best practices is to use your own platform images, those platform images are the base for your company applications. In this post I’m going to show you an opinionated implementation of how to automate the creation and update of your own .NET platform images using Azure Pipelines and AWS ECR.
How to easily check on your CI/CD pipelines if your app has a NuGet package with a security vulnerability
Almost any dotnet application has several NuGet dependencies, and those dependencies may have their own dependencies, and so on and so forth. What if any of those dependencies you’re using contains a security vulnerability? You can check on your CI/CD pipeline if your application has any known NuGet vulnerability with just a couple of lines of bash script.
How to deploy a SignalR Core application to AWS
This post is about which AWS services can be used and how to set them up properly when you want to deploy a SignalR Core application to AWS.
Linting a .NET 6 app Dockerfile using Hadolint, dockerfile_lint and Azure Pipelines
Like any other language, Dockerfiles can and should be linted for updated best practices and code quality checks. In this post I will show you how to incorporate a couple of Dockerfile linters into our Secure DevOps workflow to ensure our Dockerfiles are always readable, understandable and maintainable.
Profiling a .NET6 app running on AWS ECS Fargate with dotnet-monitor
The dotnet-monitor tool is an alternative to the .NET CLI diagnostic tools. In this post I’ll show you how to deploy a .NET 6 application into AWS ECS Fargate with dotnet-monitor as a sidecar container, and afterwards how you can profile an app using the dotnet-monitor HTTP API.
Profiling a .NET6 app running in a linux container with dotnet-trace, dotnet-dump, dotnet-counters, dotnet-gcdump and Visual Studio
This post contains a few practical examples showing you how to profile a .NET6 application running in a linux container using the .NET CLI diagnostic tools (dotnet-trace, dotnet-dump, dotnet-counters and dotnet-gcdump) and Visual Studio.
Getting started with AWS Distro for OpenTelemetry and distributed tracing using .NET. Part 2: Building the demo
This is a 2 part-series post. In part 2 I’ll show you how to build and configure properly a few distributed .NET apps that will send traces to the AWS OTEL Collector, and also how to analyze those traces in AWS X-Ray.
Getting started with AWS Distro for OpenTelemetry and distributed tracing using .NET. Part 1: Setting up the AWS OTEL Collector
This is a 2 part-series post. In part 1 I’ll be talking about what is the AWS OpenTelemetry Collector and how to set it up for ingesting and exporting traces to AWS X-Ray.
Setting up the SonarQube scanner when building a .NET Core container image
If you’re using containers quite probably you’re doing the build, test and analysis steps inside the Dockerfile, and setting up the SonarQube scanner when building the image can be a little more cumbersome than usual, and that’s why I wanted to write a little bit about it.
Securing a graphQL API with Azure Active Directory
In today’s post I want to talk about how you can secure a .NET graphQL API that uses HotChocolate (https://chillicream.com/) with Azure Active Directory.
Some common gotchas when trying to deploy a dotnet gRPC app to AWS ECS
Lately I’ve been deploying a sizable amount of gRPC services to AWS ECS so I thought it might be useful to talk a little bit about some gotchas I have encountered. Some of the problems I’ll be talking about on this post are specific of the .NET implementation of gRPC and another ones are from the AWS side.
How to build a .NET template and use it within Visual Studio. Part 2: Creating a template package
This is a 2 part-series post. In part 2 I’ll show you how to convert a few .NET apps into .NET templates, package them together in a single NuGet pack and use them as templates within Visual Studio.
How to build a .NET template and use it within Visual Studio. Part 1: Key concepts
This is a 2 part-series post. In part 1 I’ll be talking about a few key concepts that you should know when creating a .NET template.
Getting started with OpenTelemetry and distributed tracing in .NET Core
OpenTelemetry is a set of APIs, SDKs, tooling and integrations that are designed for the creation and management of telemetry data such as traces, metrics, and logs. On today’s post I’m going to show you how you can start using OTEL and distributed tracing with .NET Core.
How to configure your custom roslyn analyzer using an .editorconfig file
Roslyn Analyzers are extensions that analyze source code and report violations. Some analyzers are built-into VS and some are third party ones which can be installed (like StyleCopyAnalyzers, FxCopAnalyzers, etc.). On today’s post I will show you how you can configure your custom roslyn analyzers with an .editorconfig file.
How to centrally manage NuGet package versions within your solution
In this post I want to show you some of the different options available when you want to centrally manage NuGet versions within a solution.
Why and how you should add a healthcheck endpoint to your Wcf legacy applications
What I wanted to talk in these post is how easy is to add a healthcheck endpoint in a WCF application, and how you can use it in case you want to move the application into the Cloud in the near future.
Enforce the use of a specific .NET Core version using Roslyn
In these past few years Microsoft has kept a steady flow of new .NET Core versions, and if you have hundreds of applications in your company it’s almost impossible to keep them updated to the most recent version of the framework. If you want to enforce that everyone on your company is using the correct framework version when they create a new application you can use a Roslyn Analyzer.