Spring Boot Hello-World application

This app is for demoing OpenShift Pipelines

Prerequisites

Add Pipelines Operator

Add GitOps Operator

Turn on User Monitoring

Apply the yaml in the monitoring folder

Setup using ArgoCD

Setup the namespace and give permissions to ArgoCD Service Account

oc create ns hello-world
oc label namespace hello-world argocd.argoproj.io/managed-by=openshift-gitops
oc policy add-role-to-user monitoring-edit system:serviceaccount:openshift-gitops:openshift-gitops-argocd-application-controller -n hello-world
oc create ns hello-world-dev
oc label namespace hello-world-dev argocd.argoproj.io/managed-by=openshift-gitops
oc policy add-role-to-user monitoring-edit system:serviceaccount:openshift-gitops:openshift-gitops-argocd-application-controller -n hello-world-dev

Add ArgoCD Applications

Add the yamls in the argo folder

Demo Setup

Clone hello-world locally

Create hello-world Project

oc create ns hello-world

oc project hello-world

Add Persistent Volumes

Add pipeline manifests

Setup Tekton Task github-set-status

Make sure to run from inside namespace hello-world

kubectl create secret generic github --from-literal token="MY_TOKEN"

kubectl apply -f https://raw.githubusercontent.com/tektoncd/catalog/main/task/github-set-status/0.2/github-set-status.yaml

Add secret for access to quay

oc create secret docker-registry quay-registry --docker-server=quay.io --docker-username= --docker-password=

oc secrets link pipeline quay-registry --for=pull,mount

Add Triggers and Tasks

Point Webhook at triggers

oc get routes

Allow pipeline service account to read the cluster api

oc adm policy add-cluster-role-to-user cluster-reader -z pipeline

Setup for Prometheus Monitoring

Apply the manifest in Monitoring

oc adm policy add-cluster-role-to-user monitoring-edit -z pipeline

Setup User defined Grafana

https://www.redhat.com/en/blog/custom-grafana-dashboards-red-hat-openshift-container-platform-4

Add Grafana Operator to namespace my-grafana

Create a Grafana instance with the name my-grafana

oc apply -f Grafana/grafana.yaml

oc adm policy add-cluster-role-to-user cluster-monitoring-view -z grafana-serviceaccount

oc serviceaccounts get-token grafana-serviceaccount -n my-grafana

Replace BEARER_TOKEN in grafana-ds.yaml

oc apply -f Grafana/grafana-ds.yaml