Tag: Devops
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Building modern CI/CD workflows for serverless applications with Red Hat OpenShift Pipelines and Argo
Posted on October 13, 2020, Level intermediate Resource Length long
GitOps practices support continuous delivery in hybrid, multi-cluster Kubernetes environments. In this two-part article, we'll build a CI/CD workflow that demonstrates the potential of combining Tekton and GitOps. You'll also be introduced to Red Hat OpenShift Serverless, as we'll use Knative service resources in our CI/CD workflow. By David Sancho.
Tags devops software cicd containers
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Helm 3 umbrella charts & standalone chart image tags — alternative approach
Posted on October 13, 2020, Level intermediate Resource Length medium
Helm umbrella charts, for those who aren't familiar, describe and encapsulate a deployable collection of loosely couple Kubernetes components as a higher-order Helm chart. A collection of software elements that each have their own individual charts but, for whatever reason (e.g. design choices, ease of deployability, versioning complexities), must be installed or upgraded as a since atomic unit. By Christopher Parker, MSc.
Tags devops cicd containers kubernetes
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Bootstrapping Java Kubernetes apps with spring Initializr and K8s initializer
Posted on October 9, 2020, Level intermediate Resource Length medium
Build a Spring Boot app and deploy to K8s without writing a single line of YAML. By Daniel Bryant.
Tags cloud devops kubernetes java containers
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EKS vs GKE vs AKS: Evaluating Kubernetes in the cloud
Posted on October 3, 2020, Level beginner Resource Length long
We are now six years past the initial release of Kubernetes, and it continues to be one of the fastest-growing open-source projects to date. By Michael Foster.
Tags devops cloud aws containers azure kubernetes gcp
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A CD pipeline on GKE with Argocd and Keel
Posted on October 1, 2020, Level intermediate Resource Length short
An article describing how to use argoCD as a tool in your CD pipeline for the GKE clusters. You can use keel alongside argoCD to complement it. By Nico.
Tags devops cicd web-development
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Never write a UserService again
Posted on September 25, 2020, Level beginner Resource Length long
Recently at our semi-regular architecture discussion group, we've been looking at the Auth0 service: what it is, how it works and when it might be a good idea to use it. By Adam Warski.
Tags devops microservices event-driven infosec
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Getting started with Knative in Scala
Posted on September 24, 2020, Level intermediate Resource Length long
Knative is an open source project that extends Kubernetes by providing a set of middleware components simplifying deploying, running, and managing serverless applications. By Boris Lublinsky.
Tags scala serverless devops kubernetes programming software-architecture
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Simplify Kubernetes resource access control using RBAC impersonation
Posted on September 20, 2020, Level intermediate Resource Length long
In this tutorial, authors propose a way to "mimic" group memberships - which can be either by team, project or any other aggregation you may need - using stock Kubernetes authorization features. By Juanjo Ciarlante @cncf.
Tags cio devops kubernetes containers software-architecture
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Rootless containers using Podman
Posted on September 18, 2020, Level intermediate Resource Length medium
Watch this two-part video series on understanding root inside and outside of containers and how user namespaces work. By Brian Smith (Red Hat).
Tags devops app-development containers cloud docker
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Serverless observability: the ultimate guide
Posted on September 17, 2020, Level intermediate Resource Length medium
Observability is an application state that gives you both the insight you need to understand what went wrong, and the tracing and tracking capabilities that help you understand why an error occurred. By Emrah Samdan.
Tags serverless devops kubernetes containers software-architecture
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Istio OIDC authentication
Posted on September 16, 2020, Level intermediate Resource Length medium
A service mesh is an architectural pattern that provides common network services as a feature of the infrastructure. This typically includes features such as service discovery and policy enforcement to control how services within the mesh can communicate with each other. By Luke Addison.
Tags devops cloud kubernetes containers software-architecture
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Zero to AWS Lambda in Scala
Posted on September 14, 2020, Level intermediate Resource Length short
AWS Lambda is the platform for deploying functions to the AWS cloud. You can use it to develop functions that respond to AWS events (eg S3 uploads, DynamoDB inserts), AWS API calls, or via HTTP endpoints using the API Gateway. By Jason Swartz.
Tags serverless devops open-source scala programming java