Knative: Example of Knative Service Example with all the options available
The metadata section includes the name and namespace of the service, as well as annotations that specify the creator of the service and its visibility. The spec…
KNative Serving API Resources: kservice / ksvc
“kservice” is likely a shorthand or abbreviated term for Knative Service, which is a building block of the Knative Serving platform for deploying and running serverless applications…
KNative Serving API Resources: Domainmapping
native Domain Mapping is a feature of Knative that allows you to map custom domains to Knative Services. With Domain Mapping, you can use your own domain…
Workflow of Knative Servicing
Here is a step-by-step workflow for Knative Serving: Overall, the workflow for Knative Serving involves developing and packaging your application, defining a Knative Service configuration, deploying your…
Workflow of Knative eventing
Here is a step-by-step workflow for Knative Eventing: Overall, the workflow for Knative Eventing involves defining an Event Source, creating a Trigger to route events to your…
Kubrnetes: Example of StorageClass
Choose a storage class and set it as your default by setting the storageclass.kubernetes.io/is-default-class=true annotation. Scheduling based on Node label selector The ‘Allowed Topologies’ feature allows you select the…
Checklist of Disaster Recovery Plan in Kubernetes (EKS) for GitLab
Disaster Recovery recommendation in Kubernetes Design EKS cluster for disaster recovery? Designing an Amazon Elastic Kubernetes Service (EKS) cluster for disaster recovery involves implementing strategies and configurations…
Kubernetes: Pull an Image from a Private Registry using Yaml and Helm File
Method 1 – Change docker config default registry To change the default registry for Docker to a private registry that requires authentication, you can follow these steps:…
Jenkins Pipeline code for Sending an email on Build Failure
Rajesh KumarI’m a DevOps/SRE/DevSecOps/Cloud Expert passionate about sharing knowledge and experiences. I have worked at Cotocus. I share tech blog at DevOps School, travel stories at Holiday…
List of in built variables in octopus deploy
Octopus Deploy provides a number of built-in variables that you can use in your deployment processes, runbooks, and scripts. Here’s a list of some of the most…
How to Configure StorageClass with EBS for EKS cluster for Gitlab
Method – 1 to create a volume in an availability zone where you don’t have any volumes on. You can try restricting your StorageClass to the availability zones where…
What is Apache Camel K and its use cases?
What is Camel K? Apache Camel K is an open-source integration framework that allows developers to build and deploy cloud-native applications and microservices quickly and easily. It…
How to configure docker with default private registry and default login
To configure Docker with a default private registry and default login, you will need to follow these steps: services: registry: image: registry:2 ports: – “5000:5000” This will…
How to configure gitlab chart with private nexus registry for images
To configure GitLab chart with a private Nexus registry for images, you will need to do the following: kubectl create secret docker-registry nexus-registry \ –docker-server=<your-nexus-registry-url> \ –docker-username=<your-nexus-registry-username>…
How to install & Upgrade ArgoCd?
Requirements for installing ArgoCd Type of installations Argo CD Multi-Tenant The multi-tenant installation is the most common way to install Argo CD. This type of installation is…
ArgoCd: How to do Capacity Planning for ArgoCd in Production
It is not easy to come with a one-size-fits-all recommendation (and that’s why we don’t deliver resource limits by default), because the requirements vary on a lot…
AWS IAM Policy to Protect SES SMTP
Rajesh KumarI’m a DevOps/SRE/DevSecOps/Cloud Expert passionate about sharing knowledge and experiences. I have worked at Cotocus. I share tech blog at DevOps School, travel stories at Holiday…
Bash/Shell Script to test SMTP SES Credentials
Requirement Rajesh KumarI’m a DevOps/SRE/DevSecOps/Cloud Expert passionate about sharing knowledge and experiences. I have worked at Cotocus. I share tech blog at DevOps School, travel stories at…
Gitlab GEO – A Disaster Recovery & Standby Solution
Geo replicates your database, your Git repositories, and few other assets, but there are some limitations. Geo is the solution for widely distributed development teams and for…
Github Action Example code to Call terraform apply command
This workflow: In this example, we also pass an environment variable TF_VAR_my_variable to the terraform apply command. The value of this variable is retrieved from a GitHub…
Data Sources in Terraform resources explained with example
This may include: Here’s an example of using the AWS data source in Terraform to retrieve information about an existing Amazon S3 bucket In this example, we’re…
Guide for Installing GitLab chart in AWS EKS Cluster
Requirement & prerequisite for Installing GitLab chart in AWS EKS Cluster How do I setup persistent storage in Amazon EKS? Configure storage for the GitLab chart Preparing…
How do I setup persistent storage in Amazon EKS?
To set up persistent storage in Amazon EKS, you can follow these general steps: Rajesh KumarI’m a DevOps/SRE/DevSecOps/Cloud Expert passionate about sharing knowledge and experiences. I have…
Kubernetes Tutorials: Example of StorageClass, PersistentVolume, PersistentVolumeClaim using EBS
Storage Class PersistentVolume PersistentVolumeClaim Rajesh KumarI’m a DevOps/SRE/DevSecOps/Cloud Expert passionate about sharing knowledge and experiences. I have worked at Cotocus. I share tech blog at DevOps School,…
List of detailed check list to protect and secured laravel projects
Securing a Laravel project involves implementing a number of best practices to protect the application from various types of attacks, such as SQL injection, cross-site scripting (XSS),…
List of setting in .env for production environment for secured laravel projects
In a production environment, it’s important to configure certain settings in the .env file to ensure that your Laravel application is secure and performant. Here are some…
SonarQube Assignment
Write a 1 post for each questions below at www.Debug.School and submit a answer post url in the comment below Rajesh KumarI’m a DevOps/SRE/DevSecOps/Cloud Expert passionate about…
Docker Lab and Excercise
Docker Lab, Excercise & Assignment – 1 Docker Lab, Excercise & Assignment – 2 Docker Lab, Excercise & Assignment – 3 – Docker Volume Docker Lab, Excercise…
Docker Assignment
How to submit assignment? Write Ansswer for the following questions and submit answer at Debug.school as new post for each questions 1. What is Docker and why…
Surviving the Dissertation: What You Have To Know Before Writing A Dissertation
Writing a dissertation is an intimidating prospect for many young people, but it can also be an exciting and rewarding experience. For some, it may represent the…