Yet another useless blog_
  • What's New
    • What's new in OpenShift, 4.20 Edition
  • Compliance
    • oc compliance command line plugin
    • Compliance Operator
  • GitOps Episodes
    • Introducing the GitOps Approach
    • GitOps - Choosing the right Git repository structure
    • Setup OpenShift GitOps/Argo CD
    • Configure App-of-Apps
    • Setup & Configure Compliance Operator using GitOps
    • Setup & Configure Advanced Cluster Security using GitOps
    • Configure Buckets in MinIO using GitOps
    • Installing OpenShift Logging using GitOps
    • Multiple Sources for Applications in Argo CD
    • Update Cluster Version using GitOps approach
    • Managing Certificates using GitOps approach
    • Using Kustomize to post render a Helm Chart
    • Using ApplicationSet with Matrix Generator and define individual Namespaces
    • Reusable Argo CD Application Helm Template
  • OpenShift
    • A second look into the Kubernetes Gateway API on OpenShift
    • A first look into the Kubernetes Gateway API on OpenShift
    • Cert-Manager Policy Approver in OpenShift
    • Single log out from Keycloak and OpenShift
    • Step by Step - Using Keycloak Authentication in OpenShift
    • Introducing AdminNetworkPolicies
    • OpenShift Data Foundation - Noobaa Bucket Data Retention (Lifecycle)
    • Running Falco on OpenShift 4.12
    • Quay Deployment and Configuration using GitOps
    • Setting up Falco on OpenShift 4.12
    • How to force a MachineConfig rollout
    • Operator installation with Argo CD
    • SSL Certificate Management for OpenShift on AWS
    • Using ServerSideApply with ArgoCD
    • Secrets Management - Vault on OpenShift
    • Overview of Red Hat's Multi Cloud Gateway (Noobaa)
    • Secure your secrets with Sealed Secrets
    • Understanding RWO block device handling in OpenShift
    • Writing Operator using Ansible
    • Thanos Querier vs Thanos Querier
    • GitOps - Argo CD
    • OpenShift Pipelines - Tekton Introduction
    • Helpful oc / kubectl commands
  • OpenShift Day-2
    • etcd
      • Automated ETCD Backup
    • Labels & Environments
      • Working with Environments
    • Observability
      • The Hitchhiker's Guide to Observability Introduction - Part 1
      • The Hitchhiker's Guide to Observability - Grafana Tempo - Part 2
      • The Hitchhiker's Guide to Observability - Central Collector - Part 3
      • The Hitchhiker's Guide to Observability - Example Applications - Part 4
      • The Hitchhiker's Guide to Observability - Understanding Traces - Part 5
      • The Hitchhiker's Guide to Observability - Adding A New Tenant - Part 6
      • The Hitchhiker's Guide to Observability - Here Comes Grafana - Part 7
      • The Hitchhiker's Guide to Observability - Limit Read Access to Traces - Part 8
    • Pod Placement
      • Introduction
      • NodeSelector
      • Pod Affinity/Anti-Affinity
      • Node Affinity
      • Taints and Tolerations
      • Topology Spread Constraints
      • Using Descheduler
  • Secure Supply Chain
    • Introduction to a Secure Supply Chain
    • Step 1 - Listen to Events
    • Step 2 - Pipelines
    • Step 3 - SonarQube
    • Step 4 - Verify Git Commit
    • Step 5 - Build and Sign Image
    • Step 6 - Scanning with ACS
    • Step 7 - Generating a SBOM
    • Step 8 - Updating Kubernetes Manifests
    • Step 9 - Linting Kubernetes Manifests
    • Step 10 - The Example Application
    • Step 11 - ACS Deployment Check
    • Step 12 - Verify TLog Signature
    • Step 13 - Bring it to Production
  • General
    • Basic usage of git
    • Red Hat Satellite Cheat Sheet
  • Ansible
    • Ansible Style Guide
    • Automation Controller and LDAP Authentication
    • Ansible Tower and downloading collections
    • Ansible - Azure Resource Manager Example
    • DO410 Ansible and Ansible Tower training notes
  • Service Mesh
    • Enable Automatic Route Creation
    • Authorization (RBAC)
    • Deploy Example Bookinfo Application
    • Service Mesh 1.1 released
    • Authentication JWT
    • Mutual TLS Authentication
    • Fault Injection
    • Limit Egress/External Traffic
    • Advanced Routing Example
    • Routing Example
    • Ingress with custom domain
    • Ingress Traffic
    • Deploy Microservices
    • Installation
  • Advanced Cluster Security
    • Advanced Cluster Security - Authentication
  • Azure
    • Stumbling into Azure Part II: Setting up a private ARO cluster
    • Stumbling into Azure Part I: Building a site-to-site VPN tunnel for testing
  • Java
    • Adventures in Java Land: JPA disconnected entities
  • Quay
    • Red Hat Quay Registry - Integrate Keycloak
    • Stumbling into Quay: Upgrading from 3.3 to 3.4 with the quay-operator
    • Red Hat Quay Registry - Overview and Installation
  • Legal Disclosure
  • RSS Feeds

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