AWS Open Source Blog

Category: DevOps

Apply GitOps to Everything

How to Apply GitOps to Everything Using Amazon Elastic Kubernetes Service (Amazon EKS), Crossplane, and Flux

Open source Crossplane enables GitOps to be applied virtually everywhere using Kubernetes as a proxy to provision and manage cloud resources. This article will take you in a step-by-step workflow to provision Amazon Elastic Kubernetes Service (Amazon EKS) clusters and an Amazon Relational Database Service (Amazon RDS) database the GitOps way using Crossplane and Flux.

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Sustainability with Rust

Rust is a programming language implemented as a set of open source projects. It combines the performance and resource efficiency of systems programming languages like C with the memory safety of languages like Java. Rust started in 2006 as a personal project of Graydon Hoare before becoming a research project at Mozilla in 2010. Rust […]

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Comparing AWS Cloud Development Kit and AWS Controllers for Kubernetes

DevOps is a common denominator for software delivery across industries. No matter the software, developers must ensure that infrastructure resources are provisioned; testing and delivery mechanisms are in place; and security, reliability, and scalability requirements are provided. That is why choosing the right DevOps tooling is central to a delivery team’s best practices, particularly in […]

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Using PostgreSQL with Spring Boot on AWS — Part 2

Using PostgreSQL with Spring Boot on AWS — Part 1 Using PostgreSQL with Spring Boot on AWS — Part 2 This is the second installment of a two-part tutorial by Björn Wilmsmann, Philip Riecks, and Tom Hombergs, authors of the book Stratospheric: From Zero to Production with Spring Boot and AWS. Björn, Philip, and Tom […]

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Using PostgreSQL with Spring Boot on AWS — Part 1

Using PostgreSQL with Spring Boot on AWS — Part 1 Using PostgreSQL with Spring Boot on AWS — Part 2 This is the first installment of a two-part tutorial by Björn Wilmsmann, Philip Riecks, and Tom Hombergs, authors of the book Stratospheric: From Zero to Production with Spring Boot and AWS. Björn, Philip, and Tom […]

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Serverless COBOL: Rejuvenating legacy code with open source software — Part 2

The benefits of the serverless architecture are not reserved to newly written applications. Legacy code can be combined with leading-edge technologies by deploying them in a cloud platform. This will ensure reuse of the massive existing legacy assets and further extend their life, thus using them in new ways. Serverless COBOL: Rejuvenating legacy code with […]

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Declarative provisioning of AWS resources with Spinnaker and Crossplane

This post was written by Steve Borrelli, Rob Clark, Manabu McCloskey, Vikrant Kahlir, and Nima Kaviani. In a previous blog post, we discussed how GitOps, declarative definition of infrastructure and application resources, and using technologies such as AWS Controllers for Kubernetes (ACK) and Crossplane have enabled DevOps engineers to reduce complexity and improve visibility into […]

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AWS is doubling down on improving the open source continuous delivery experience for our customers

We are thrilled to announce that AWS is joining the Continuous Delivery Foundation (CDF) as a Premier member. Continuous delivery is the bridge between software that our customers build and cloud services that AWS offers, and CDF is the interface to the community that is driving many important innovations in this space. We join the […]

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Continuous deployment of Cloud Custodian to AWS Control Tower

Cloud Custodian is an open source, cloud security, governance, and management tool that enables users to keep their Amazon Web Services (AWS) environment secure and well managed by defining policies in a YAML domain specific language (DSL). Cloud Custodian works by defining policies in a YAML file and running the defined policies against AWS accounts. […]

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Testing AWS Lambda functions written in Java

Testing is an essential task when building software. Testing helps improve software quality by finding bugs before they reach production. The sooner we know there is a defect in code, the easier and cheaper it is to correct. Automated tests are a central piece in reducing this feedback loop. In association with a continuous integration […]

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