Dariusz Gafka

reactive

Building Reactive Systems in PHP

I believe applications in 2023 and beyond should be able to self-heal, isolate failures so they don’t cascade on other components, and provide us with help to get back on track when unrecoverable error happens. They should help the developer on the design level when adding new features without

php

Making your Application stable with Outbox Pattern

Whenever we send asynchronous messages and modify state in database within same action, we put ourselves at risk. The risk come from the possibility that state will be persisted and message will fail or vice versa. When we send asynchronous messages to external broker like RabbitMQ or SQS this may

Testing Asynchronous Message Driven Architecture

Tests are vital parts of our systems. Easy to understand and modify tests will help us in keeping the project in good shape for long period of time. First we may start with synchronous code, however sooner or later we will need to start processing part of our flows asynchronously,

microservices

Loosely coupled Microservices in PHP

In this article we will get deep into the subject of integrating Microservices in PHP and keeping them loosely coupled. We will focus on integration via messaging, as integration of microservices over HTTP has a lot of drawbacks and requires separate article to tackle. Besides of the details and theory

asynchronous

Handling asynchronous errors in PHP with Laravel Queues, Symfony Messenger and Ecotone

You may be using asynchronous processing with one of the messaging platforms like RabbitMQ, SQS, Beanstalkd, etc already. Or you may be using one of the frameworks (Ecotone, Symfony Messenger or Laravel Queues) to hide messaging platform details. No matter what you use, sooner or later you will face errors

messaging

Message Processing in PHP - Symfony Messenger, Laravel Queues and Ecotone

Message processing becoming more and more popular in PHP. Putting all the logic inside simple Request - Response model becomes not enough for our current system needs. Our applications do more and more. It becomes standard to send an email after registration, call external Services or perform some intensive tasks.

ddd

Build Laravel Application using DDD and CQRS with Ecotone

DDD becomes more and more popular in PHP World and there are a lot of discussions on how to approach it. In Laravel community it's getting momentum too. Have you been wondering how can it be implemented in Laravel? In this article I will explain basics of DDD building blocks

php

Scheduling Execution in PHP

We often need to schedule execution of given business functionality in our applications. The timing depends on what we want to achieve. It may be monthly executed invoices or notification sent after user was registered on the website. And in this article we will deep into different ways of scheduling

event-sourcing

Implementing Event Sourcing PHP Application in 15 minutes

In this post we will jump straight to the code and we will implement Event Sourcing Application in 15 minutes. The only thing worth to read before starting is general idea of Event Sourcing from previous post. There is no time to be wasted, so let's start. 1st minute -

microservices

Starting with Microservices in PHP

This is follow up on "How To Integrate Microservices" post. Feel encouraged to read the previous article first. In this article, we will take theory and apply it in practice using PHP. We will use Ecotone Framework and RabbitMQ, to integrate two Services together. Implementing Messaging in PHPBefore we start,

microservices

How To Integrate Microservices

In order to know how, we first need to ask question, why do we integrate Services. We integrate Services as we want to access external data:   "Fetch current wallet balance". Or because we want to Command other Service to do action:   "Transfer money to electronic wallet" Other Services may also

symfony

Build Symfony and Doctrine ORM Applications with ease using Ecotone

In this article we will be pushing refactor of our Symfony Application to the boundaries. We will focus on dropping boilerplate completely so we can write only the code that matters, allowing us for easy modifications, maintenance and future extensions. We will start with example functionality, which we will be

framework

How To Build Maintainable PHP Applications

Have you struggled with the system because it was hard to change? Have you wanted to upgrade Framework or PHP version, however it required to many changes to make it? Or maybe you are starting new project and you would like avoid such situations? In this article we will be

event sourcing

Starting with Event Sourcing in PHP

Would you like to start using Event Sourcing in PHP, however you don't feel like you have enough knowledge? Maybe you have started demo project and the tools were to complex to make learning process enjoyable? Or you don't know what is this about and you would like to find

kubernetes

How To Develop Applications On Local Kubernetes

Is your production running on Kubernetes? Maybe you would like to run your applications on Kubernetes? Or to test it out and see what is this Buzzword about? If you are interested in K8S anyhow, you may benefit from running Kubernetes locally. Kubernetes on your local machine. Why? Let's start

asynchronous

Asynchronous PHP To Support Stability Of Your Application

It happens, that some parts of the system or external integrations are unavailable or have long execution time. Baker do not stand and waiting for the bread to be baked as in the meantime he can prepare new ones, the same is for the users in our systems. - We

php

Event Handling - PHP

John was assigned with user registration issue. He wanted to avoid this issue, because of complexity level that was related to this code. He was working in the project for two years and he was already fixing it for several times, however whenever he opened the code, it was like

cqrs

Going into CQRS with PHP

John sits alone behind the computer in the office. The only light is the lamp and laptop on his desk. He feels exhausted, however he knows that he must find the cause of the problem. After another hour of debugging, John randomly reproduced the bug and he finally got it.

php

Meet Ecotone Framework

I have heard a lot of times, that PHP does not allow for enterprise ready solutions. I am PHP Developer and I once believed that's actually true. Let's imagine team that want to run it's system in stable and solid way. As an example we will be taking e-commerce business,