Red Hat OpenShift Service on AWS Classic architecture
Red Hat OpenShift Service on AWS (ROSA) is a fully-managed turnkey application platform that allows you to focus on what matters most, delivering value to your customers by building and deploying applications. Red Hat and AWS site reliability engineering (SRE) experts manage the underlying platform so you don’t have to worry about the complexity of infrastructure management. ROSA Classic architecture deploys control plane and infrastructure nodes into customer’s AWS accounts, in addition to worker nodes for customer workloads. New customers are encouraged to use the ROSA with Hosted Control Planes (HCP) architecture .
Using local-zones in ROSA Classic
This guide walks through setting up a local-zone in an existing ROSA Classic cluster. Use this approach when you have latency requirements that can be reduced when using a local zone. Since you are not using the default ingress, you will not be able to use the router strategy the…
Deploying a ROSA Classic cluster with Terraform
This guide will walk you through deploying a ROSA cluster using Terraform. This is a great way to get started with ROSA and to automate the deployment of your clusters. Pre-requisites You need the git binary installed on your machine. You can download it from the git…
ROSA Break Glass Troubleshooting
Background WARNING: this procedure should only be initiated by a member of the Black Belt team or someone incredibly familiar with ROSA as a whole. THIS IS NOT COMMON!!! This guide shows how to access ROSA instances in the situation that a break glass scenario is required in the…
Deploying ROSA PrivateLink Cluster with Ansible
Background This guide shows an example of how to deploy a classic Red Hat OpenShift Services on AWS (ROSA) cluster with PrivateLinkexternal link (opens in new tab) with STSexternal link (opens in new tab) enabled using Ansibleexternal link (opens in new tab) playbook from our…
Creating a ROSA cluster in STS mode with custom KMS key
Tip Official Documentation ROSA STS with custom KMS key This guide will walk you through installing ROSA (Red Hat OpenShift Service on AWS) with a customer-provided KMS key that will be used to encrypt both the root volumes of nodes as well as persistent volumes for mounted EBS…
Creating a ROSA cluster with PrivateLink enabled (custom VPC) and STS
This is a combination of the private-link and sts setup documents to show the full picture Prerequisites AWS CLIexternal link (opens in new tab) Rosa CLIexternal link (opens in new tab) v1.1.7 jqexternal link (opens in new tab) AWS Preparation If this is a brand new AWS account…
Creating a ROSA cluster with PrivateLink enabled
Prerequisites AWS CLIexternal link (opens in new tab) Rosa CLIexternal link (opens in new tab) v1.0.8 jqexternal link (opens in new tab) Create VPC and Subnets The following instructions use the AWS CLI to create the necessary networking to deploy a PrivateLink ROSA cluster into…
