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Blog Tutorials

These are code related to tutorials created.

Die Blogs ( Τα ιστολόγια / Блогҳо / ብሎጎቹ )

General

Containerization

Docker
- Docker Command vs Ansible - https://medium.com/@Joachim8675309/docker-using-shell-or-docker-compose-4ab8ea8ae801
- Docker Command vs. Docker Compose - https://medium.com/@Joachim8675309/docker-using-shell-or-ansible-7cdceb646d3

Virtualization

Virtual Box
- Windows
  - Windows 8.1 - https://medium.com/@Joachim8675309/virtualbox-and-friends-on-windows-8-1-3c691460698f
- macOS (Mac OS X)
  - macOS 10.13.5 - https://medium.com/@Joachim8675309/virtualbox-and-friends-on-macos-fd0b78c71a32
- Linux
  - Fedora 28 - https://medium.com/@Joachim8675309/vagrant-and-friends-on-fedora-28-37b8cbc47e47
Vagrant: manage dev environments through automatic provisioning and configuration of virtual machines or containers.
- Providers
  - Virtualbox
    - Vagrant with Macbook (intel) on May 7, 2024 - example of using Virtualbox to run Windows, macOS, FreeBSD, ArchLinux, FreeBSD on Intel Macbook.
  - QEMU (vagrant-qemu)
    - Vagrant with Macbook Mx (arm64) on March 14, 2024: demonstrate how to run arm64 based VMs (Hyperkit) and Intel based VMs (Q35 emulator) using vagrant-qemu plugin on arm64-based Macbook M-Series.
- Provisioners
  - Shell (shell) - https://medium.com/@Joachim8675309/vagrant-provisioning-e4c9fd57968d
  - Ansible (ansible_local) - https://medium.com/@Joachim8675309/vagrant-provisioning-with-ansible-6dba6bca6290
  - Docker (docker) - https://medium.com/@Joachim8675309/vagrant-provisioning-with-docker-3621df12092a
Test Kitchen - automates the process of creating, configuring, and testing systems
- Chef, ServerSpec, Busser/ServerSpec
  - TestKitchen with Chef on Aug 28, 2018
- Ansible, Busser/TestInfra, Shell/TestInfra
  - TestKitchen with Ansible and TestInfra on Sep 6, 2018

Change Configuration

Automate the management/deployment of infrastructure by defining the desired state of systems through code

Chef
- Vagrant Provisioning with Chef on Aug 10, 2018 - chef-zero
- Testing on the Chef Platform: Overview on Aug 23, 2018
- Testing Chef Cookbooks with InSpec on Aug 31, 2018
Puppet
- Vagrant Provisioning with Puppet on Aug 12, 2018 - Puppet 5, Provisioner: puppet
- Master of Puppets with Vagrant on Sep 2024 - Puppet 8, Provisioner: puppet_server
- Puppetry with Vagrant on Sep 2024 - Puppet 8, Provisioner: puppet
Salt Stack (Salt Project)
- Vagrant Provisioning with SaltStack on Aug 12, 2018
- Salt DevKit with External Formulas on Feb 6, 2020
- Salt DevKit: Developing Formulas on Feb 10, 2020
- Adding Salt to Vagrant on Aug 6, 2024 - salt 3007.1

Language Platforms

Getting Compilers - https://joachim8675309.medium.com/getting-compilers-d4819d95942a
Python
- Manage Pythons (pyenv) - https://joachim8675309.medium.com/installing-pythons-with-pyenv-54cca2196cd3
- Mange Virtualenvs (virtualenv) - https://joachim8675309.medium.com/getting-compilers-d4819d95942a
Ruby
- Manage Rubies (rvm) - https://joachim8675309.medium.com/a-tale-of-two-rubies-part-i-34e5658c5bfc
- Manage Rubies (rbenv) - https://joachim8675309.medium.com/a-tale-of-two-rubies-part-ii-5c3904dc4b3b
- Manage Gemsets (rvm, rbenv) - https://joachim8675309.medium.com/the-great-gemset-debate-a8007fc29644
- Integrating ChefDK integrated ruby (rvm, rbenv) - https://joachim8675309.medium.com/three-rubies-and-a-chefdk-74dc8c9149a7
NodeJS (nvm) - https://joachim8675309.medium.com/installing-node-js-with-nvm-4dc469c977d9

Continuous Integration

Jenkins
- Jenkins DevKit on Win10 Home (docker-machine)- https://medium.com/swlh/jenkins-devkit-windows-home-231aef40c415
- Jenkins DevKit: Automating Jenkins 1 (docker-compose) - https://joachim8675309.medium.com/jenkins-devkit-automating-jenkins-42b970550a0b
- Jenkins DevKit: Automating Jenkins 2 (JobDSL, CasC, Pipelines) - https://joachim8675309.medium.com/jenkins-devkit-automating-jenkins-2-46e8b276d787
- Jenkins CI Pipeline with Python - https://joachim8675309.medium.com/jenkins-ci-pipeline-with-python-8bf1a0234ec3
- Jenkins CI Pipeline with Ruby - https://joachim8675309.medium.com/jenkins-ci-pipeline-with-ruby-62017469c7c9

Continuous Delivery

Spinnaker with Amazon ECR - https://joachim8675309.medium.com/spinnaker-with-amazon-ecr-5236c15808e6

Cloud Native Infrastructure

Azure
- Azure VM + PublicIP (terraform) - https://joachim8675309.medium.com/azure-linux-vm-with-infra-99af44039253
- Azure VM + DNS (terraform) - https://joachim8675309.medium.com/azure-linux-vm-with-dns-e54076bab296
AWS
- AWS Infrastructure 1 (terraform) - https://joachim8675309.medium.com/building-aws-infra-with-terraform-96387481b9d7
- AWS Infrastructure 2 (terraform) - https://joachim8675309.medium.com/building-aws-infra-with-terraform-2-ca60146666f8
K8S or Kubernetes
- General
  - Helmfile (helmfile) - https://joachim8675309.medium.com/devops-tools-introducing-helmfile-f7c0197f3aea
  - Helm3 + Helm2 on macOS (helm) - https://joachim8675309.medium.com/install-helm3-helm2-on-macos-d65f61509799
- AKS
  - Provisioning
    - Azure CLI
      - Basic AKS (az) - https://joachim8675309.medium.com/azure-kubernetes-service-b89cc52b7f02
      - PodIdentity preview w/ cert-manager + external-dns (az) - https://joachim8675309.medium.com/aks-with-aad-pod-identity-7c2cbf906eb9
      - PodSubnet preview w/ Azure CNI plugin (az) - https://joachim8675309.medium.com/aks-with-azure-cni-ae36712b1e8c
    - Terraform
      - Basic AKS (terraform) - https://joachim8675309.medium.com/building-aks-with-terraform-662a61acb59c
  - External DNS + Security
    - ExternalDNS/AzureDNS 1 (kubelet identity) - https://joachim8675309.medium.com/externaldns-with-aks-azure-dns-941a1804dc88
    - ExternalDNS/AzureDNS 2 (static credentials)- https://joachim8675309.medium.com/externaldns-w-aks-azure-dns-2-316142fa006f
  - Managing Endpoints: service and ingress
    - external-dns - https://joachim8675309.medium.com/extending-aks-with-external-dns-3da2703b9d52
    - ingress-nginx - https://joachim8675309.medium.com/aks-with-ingress-nginx-7c51da500f69
    - cert-manager - https://joachim8675309.medium.com/aks-with-cert-manager-f24786e87b20
    - ingress-nginx w/ gRPC - https://joachim8675309.medium.com/aks-with-grpc-and-ingress-nginx-32481a792a1
  - Service Meshes and Network Policies
    - Container Registry w/ ACR - https://joachim8675309.medium.com/aks-with-azure-container-registry-b7ff8a45a8a
    - Network Policies w/ Calico - https://joachim8675309.medium.com/aks-with-calico-network-policies-8cdfa996e6bb
    - Linkerd service mesh - https://joachim8675309.medium.com/linkerd-service-mesh-on-aks-a75d60ef4f5a
    - Istio service mesh - https://joachim8675309.medium.com/istio-service-mesh-on-aks-1b6ed16f6890
- EKS
  - VPC + EKS (eksctl)
    - 2019 using K8S 1.14: https://joachim8675309.medium.com/building-eks-with-eksctl-799eeb3b0efd
    - 2026 using K8S 1.34: https://joachim8675309.medium.com/minimalist-eks-213e899b8354
  - VPC for future EKS (terraform) - https://joachim8675309.medium.com/create-an-amazon-vpc-for-eks-597481514bcc
  - EKS using existing VPC (eksctl for cluster) -
    - 2020 with K8S 1.17 (terraform for VPC): https://joachim8675309.medium.com/create-eks-with-an-existing-vpc-8e31d95ccc5b
    - 2026 with K8S 1.35 (aws cli for VPC): https://medium.com/@joachim8675309/minimalist-eks-the-hard-way-fd438f511381
    - 2026 with K8S 1.35 (terraform for VPC): https://medium.com/@joachim8675309/minimalist-eks-the-hard-way-too-3bb993951d1e
  - Terraform with K8S Provider - https://joachim8675309.medium.com/deploy-kubernetes-apps-w-terraform-266f3e8028d2
  - Nginx Ingress - https://joachim8675309.medium.com/adding-ingress-with-amazon-eks-6c4379803b2
  - ALB Ingress - https://joachim8675309.medium.com/alb-ingress-with-amazon-eks-3d84cf822c85
  - External DNS + Security
    - ExternalDNS/Route53 1 (EC2 IAM Role)- https://joachim8675309.medium.com/externaldns-with-eks-and-route53-90aa23fa3aba
    - ExternalDNS/Route53 2 (static credentials) - https://joachim8675309.medium.com/externaldns-w-eks-and-route53-pt2-e94c705f62ae
    - ExternalDNS/Route53 3 (IAM Role to Service Account) - https://joachim8675309.medium.com/externaldns-w-eks-and-route53-pt3-9a71ab08c6bb
- GKE
  - Early Articles
    - GKE with Gcloud SDK (gcloud) - https://medium.com/swlh/building-a-gke-with-cloud-sdk-99fee12bf0a6
    - GKE with Terraform (terraform) - https://joachim8675309.medium.com/building-gke-with-terraform-869df1cd3f41
    - Endpoint with Service or Ingress (kubectl) - https://medium.com/google-cloud/deploying-service-or-ingress-on-gke-59a49b134e3b
    - Managed SSL (kubectl) - https://joachim8675309.medium.com/securing-gke-with-managed-ssl-4261ce2d5228
    - ExternalDNS (helm) - https://medium.com/swlh/extending-gke-with-externaldns-d02c09157793
    - Terraform with K8S Provider - https://joachim8675309.medium.com/deploy-kubernetes-apps-with-terraform-5b74e5891958
    - Terraform with Helm Provider - https://medium.com/swlh/deploying-helm-charts-w-terraform-58bd3a690e55
  - Continuous Integration
    - TeamCity Server (gcloud) - https://joachim8675309.medium.com/teamcity-on-google-cloud-b6d61eb0902d
  - External DNS + Security
    - ExternalDNS/CloudDNS 1 (worker node GSA) -https://joachim8675309.medium.com/externaldns-with-gke-cloud-dns-38a174fdced7
    - ExternalDNS/CloudDNS 2 (static credentials): https://joachim8675309.medium.com/externaldns-w-gke-cloud-dns-2-1226a00d01c0
  - Ingress Controller (north-south traffic)
    - NGINX Kubernetes Ingress Controller w gRPC - https://faun.pub/extending-gke-with-nginx-ic-2ae86a96de18
    - ingress-nginx w gRPC - https://joachim8675309.medium.com/gke-with-grpc-and-ingress-nginx-644730915677
    - gce-ingress w cert-manager - https://joachim8675309.medium.com/gke-with-certmanager-9bc00b086b73
  - Service Mesh (east-west traffic)
    - Consul Service Mesh - https://joachim8675309.medium.com/gke-with-consul-service-mesh-36598242d278
    - NGINX Service Mesh + NGINX Kubernetes Ingress Controller - https://joachim8675309.medium.com/gke-with-nginx-service-mesh-2-57bb2e6f823a
    - NGINX Service Mesh - https://joachim8675309.medium.com/gke-with-nginx-service-mesh-8b1073af07bf
O11Y or Observability (Visualization, Alerting, Metrics, Logs, Traces)
- Logs
  - Log Shipping: FileBeat (docker-compose) - https://joachim8675309.medium.com/devops-journey-log-shipping-a2cbc8e20206
Security
- Vault
  - HashiCorp Vault with AppRole: Securing Secrets using Vault and AppRole Auth on Apr 19, 2021
  - Vault AppRole Auth: The Easy Way: Securely Storing Secrets with HashiCorp Vault on Apr 28, 2024 - Vault v1.16.2
  - Vault AppRole Auth: The Hard Way: Securely Storing Secrets using HashiCorp Vault REST API on Apr 30, 2024 - Vault v1.16.2

License

This work is licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License.