Abhishek Veeramalla iam-veeramalla

🎯

Stay Hungry, Stay Foolish :)

Keep learning, sharing and growing || Principal Software Engineer at Red Hat || Open Source Enthusiast

iam-veeramalla / RH-SSO_Installation_OpenShift_Templates

Created March 29, 2021 18:29

RH-SSO/Keycloak Installation using OpenShift Templates

	Login as admin into your cluster
	```
	oc login -u kubeadmin -p password
	```

	Run the following commands to update the core set of Red Hat Single Sign-On 7.4.6.GA resources for OpenShift in the openshift project
	```
	for resource in sso74-image-stream.json \
	sso74-https.json \
	sso74-postgresql.json \

iam-veeramalla / iops and disk testing

Created February 10, 2021 14:31

iops and disk testing using fio

	Install fio on your favorire linux flavor using apt, yum or whatever

	Write Performance testing
	sudo fio --name=randwrite --ioengine=libaio --iodepth=1 --rw=randwrite --bs=4k --direct=0 --size=512M --numjobs=2 --runtime=240 --group_reporting

	Read Performance testing
	sudo fio --name=randread --ioengine=libaio --iodepth=16 --rw=randread --bs=4k --direct=0 --size=512M --numjobs=4 --runtime=240 --group_reporting

	Read Write Performance testing
	sudo fio --randrepeat=1 --ioengine=libaio --direct=1 --gtod_reduce=1 --name=test --filename=random_read_write.fio --bs=4k --iodepth=64 --size=4G --readwrite=randrw --rwmixread=75

iam-veeramalla / kubernetes versioning in go.mod

Created February 4, 2021 10:03

Update Kubernetes version in go.mod

	#!/bin/sh
	set -euo pipefail

	VERSION=${1#"v"}
	if [ -z "$VERSION" ]; then
	echo "Must specify version!"
	exit 1
	fi
	MODS=($(
	curl -sS https://raw.githubusercontent.com/kubernetes/kubernetes/v${VERSION}/go.mod \|

iam-veeramalla / gitops-operator_build_process.txt

Last active January 6, 2025 17:35

gitops-operator build process

	operator-sdk build docker.io/abhishekf5/gitops-operator:rhsso --image-builder docker
	docker push docker.io/abhishekf5/gitops-operator:rhsso
	Update csv file
	1. Container image
	2. Image
	operator-sdk bundle create docker.io/abhishekf5/gitops-operator-bundle:rhsso
	docker push docker.io/abhishekf5/gitops-operator-bundle:rhsso
	git clone https://github.com/operator-framework/operator-registry.git
	make build
	/opt/workspace/operator-registry/bin/opm index add --bundles docker.io/abhishekf5/gitops-operator-bundle:rhsso --tag docker.io/abhishekf5/gitops-operator-index:rhsso --build-tool=docker

iam-veeramalla / operator-custom-build.txt

Last active January 11, 2021 17:04

Operator Build Steps using operator-sdk

	1. Replace env variables in env.sh (Container image vars)
	2. Run ./hack/build.sh
	3. ./hack/push.sh
	4. ./hack/bundle.sh
	5. ./hack/registry.sh
	6. Create catalog source with the image in the previous step

iam-veeramalla / Install Argo CD in Disconnected Cluster

Created January 5, 2021 05:59

	1. Modify to Argo CD Operator
	1.1. defaults.go
	1.1.1. replace redis image to
	1.1.1.1. ArgoCDDefaultRedisImage = "registry.redhat.io/rhel8/redis-5"
	1.1.1.2. ArgoCDDefaultRedisVersion = "sha256:85d7f044c718567ed9375e845299ee8aa0fef8f327262c444506c6c7c7a42eb0" // latest
	1.2. deployment.go
	1.2.1. Disable dex deployment/reconciliation
	1.2.2. Change redis command args:
	"redis-server",
	"--save",