RHEL Edge Application collection

This repo a collection of scripts that will deploy applications for RHEL edge deployments.

You are here in the Edge Deployment Process

Source: [RHEL for Edge: What's new in RHEL 8.5]https://www.redhat.com/en/blog/whats-new-rhel-85)

Tested Against

$ podman -v 
podman version 4.0.2

$ cat /etc/redhat-release 
Red Hat Enterprise Linux release 8.5 (Ootpa)

To-Do's

• add ansible playbooks for build-script and generator scripts quarkuscoffeeshop-majestic-monolith tower role
• add script to generate pods yaml files
• add script to generate systemd-unit files
• add Ansible tower for pipeline deployment to remote sites
• Use rhel-edge-automation-arch to build images from current repo

Initial Steps

Configure System

Configure sudo user
run as root

curl -OL https://raw.githubusercontent.com/tosin2013/rhel-edge-application-collection/main/build-scripts/setup-sudo-user.sh
chmod +x setup-sudo-user.sh
./setup-sudo-user.sh username

Manual Steps

• Configure RHEL 8 system

Automated Steps

curl -OL https://raw.githubusercontent.com/tosin2013/rhel-edge-application-collection/main/build-scripts/configure-system.sh
chmod +x configure-system.sh
./configure-system.sh

To start deploying applications

Clone Git Repo

git clone https://github.com/tosin2013/rhel-edge-application-collection.git

cd into folder

cd rhel-edge-application-collection

Supported Applications

---

Postgresql and pgadmin4

PostgreSQL is a powerful, open source object-relational database system with over 30 years of active development that has earned it a strong reputation for reliability, feature robustness, and performance.

Grafana

Grafana is a multi-platform open source analytics and interactive visualization web application.

Datagrid

Red Hat Data Grid Red Hat® Data Grid is an in-memory, distributed, NoSQL datastore solution. Your applications can access, process, and analyze data at in-memory speed to deliver a superior user experience.

quarkuscoffeeshop-majestic-monolith

quarkuscoffeeshop-majestic-monolith

Testing container

$ ./test-container/build-test-container.sh
podman run -it -d  --network rhel-edge fedora /bin/bash 

Teardown single pod

cd  rhel-edge-application-collection
./build-scripts/teardown-pod.sh

Teardown all pods

cd  rhel-edge-application-collection
./build-scripts/teardown-all-pods.sh

RHEL Edge Image Builder

Configure manchine to create builder image (blueprint) script wip

#./build-images/image-builder.sh

Follow CREATING SYSTEM IMAGES WITH IMAGE BUILDER COMMAND-LINE INTERFACE to create blueprint based of your image.

Build on Single node

• Build quarkuscoffeeshop-majestic-monolith on singlenode box

Build in OpenShift STILL TESTING

Work in Progress

• Fork rhel-edge-automation-arch repo
• Create kickstart File

# export GITREPO="https://github.com/tosin2013/rhel-edge-automation-arch.git"
# export APPNAME=quarkuscoffeeshop-majestic-monolith 
# ./build-images/generate-kickstart.sh

• add the blueprint file to rhel-edge-automation-arch repo
  script comming soon

cd $HOME/rhel-edge-automation-arch
git checkout blueprints
export APPNAME=quarkuscoffeeshop-majestic-monolith 
mkdir -p quarkuscoffeeshop-majestic-monolith 
# copy blueprint to directory with the name blueprint.toml
# add and push to your repo

• Configure rfe pipeline in OpenShift

Links:

• https://developers.redhat.com/blog/2019/05/08/red-hat-enterprise-linux-8-image-builder-building-custom-system-images
• https://www.redhat.com/sysadmin/compose-podman-pods
• ref-docker-compose
• https://www.redhat.com/sysadmin/container-networking-podman
• https://developers.redhat.com/blog/2019/01/15/podman-managing-containers-pods/
• https://pcp.io/docs/lab.containers.html
• https://www.redhat.com/en/blog/examining-container-performance-rhel-8-pcp-and-pdma-podman
• https://www.redhat.com/en/blog/working-linux-containers-rhel-8-podman-image-builder-and-web-console