blatherings on software…
We have a batch process that runs every morning, processes a bunch of data gathered out of our central e-commerce database and publishes messages on a queue for another service … Continue reading IIS App Pool Recycles Will Wreck Your Long Running Background Jobs
Tracer Bullet Testing or Synthetic Transactions or Synthetic Monitoring is a way of testing your service/app in production where its supposed to run but without affecting users/clients/external systems.
In this somewhat of a long post, I will go over some of the lessons I and my team learned while building an event driven architecture at work, why did we build it, recommendations and watch-outs for anyone else thinking of doing the same. This is more of a field report from a real life environment so there is a generous helping of pragmatism around architecture and careful and deliberate avoidance of dogma and purism.
In this post I will show how I recently set-up a multi-environment (Testing, Acceptance and Production) CI/CD pipeline to build my application in Azure DevOps but deploy to Azure AppService using Octopus with all the steps scripted using Cake.
Monitoring the health of your application in production is a crucial aspect of software development because at any given point in time, you want to be reasonably certain about how your business critical application is performing and you want to be alerted to any problems that might be brewing up in the application before your customers do.
Many articles talk about the what of this style but in my view, not enough talk about the how. In this post, I am going to try and show one way to actually structure the solution to be more in line with the hexagonal ports and adapters style.
…the whole business process can be divided into smaller asynchronous sub-processes with each one feeding i.e. “piping” its output into the input of the subsequent process(es). At each stage some processing is done for e.g. data enriching, filtering etc and this processing generically is termed as a “filter”.
Seeing as micro-service architectures are all the rage these days, I decided to dip into it by building…
In this post I will show one way to mix JWT Token authentication with cookie authentication using ASP.NET Core and send out the JWT in a response cookie.
In a multi-tenant environment the application database is usually partitioned by tenants. This is done to achieve isolation and scalability. The problem of course is how do you route tenant requests to the correct databases?
In part 2, I talked about my domain modeling thought process so this post is about trying to persist those objects for long term storage. Although the avenue for different … Continue reading Building Domain Driven Architecture in .NET – Part 3 (Repository Design)
In part 4, I detailed the way I went about creating application services for my expense tracking application. In this final post, I will talk about the ASP.NET Core MVC … Continue reading Building Domain Driven Architecture in .NET – Part 5 (ASP.NET Core App)
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