Devops

Using CodeShip with CodeDeploy

Reading Time: 5 minutes What is CodeShip ? CodeShip is a hosted continuous delivery service that focuses on speed, simplicity and reliability. It is a fast and secure hosted CI service that scales as per user’s needs. CodeShip was founded in 2011, and pretty soon it became one amongst the Saas Continuous Integration and Continuous Delivery leader in the market. CodeShip is now backed by a larger company with Continue Reading

Playing with Jenkinsfile

Reading Time: 7 minutes Jenkins – Introduction Jenkins is an open-source automation server that is used to automate all sorts of tasks related to building, testing, and delivering, or even deploying software. CD pipelines refers to the process of getting the application / software from the source control and delivering it to end-users.Few of the features of Jenkins that make it the first choice for a user are : Continue Reading

How to Persist and Sharing Data in Docker

Reading Time: 4 minutes In this blog, we will look at various ways in which storage from the host machine can be mounted to containers. Also, it can be seen as a way of communication in case the networking is disabled for your containers. So let’s get started on how to persist and sharing data in Docker. A quick intro Docker is a popular containerization tool used for packaging, Continue Reading

DevOps Shorts: How to increase the replication factor for a Kafka topic

Reading Time: 2 minutes Have you ever faced a situation where you had to increase the replication factor for a topic? Turns out it’s really easy to do it. In this super short blog, let’s try to do just that. We’d start with creating a topic, one, with a replication factor of just 1 and then work on bits that include creating the increase.json file and then actually triggering the plan. Step 1: Create Continue Reading

Use of Init-Container in Kubernetes

Reading Time: 3 minutes This is the era of containerization and orchestration where the majority of the applications are following the trend of running on a container which is further deployed in a Kubernetes cluster. Init-container in Kubernetes is a special type of container that runs to completion before the main app’s container and the pod will repeatedly restart until all of them succeed. Why init-Containers ? It’s sometimes Continue Reading

Backup and Restoring In Jenkins

Reading Time: 4 minutes If you are using Jenkins for a while then you must be aware about the importance of jobs related data and what can happen when the data is lost. This blog provides some ways through which backup and restoring in Jenkins can be carried out. The data loss can be the result of hardware or software failure, data corruption, or a human-caused event, or accidental Continue Reading

Dive into Jenkins Roles

Reading Time: 4 minutes Concept of Roles in Jenkins A role in Jenkins basically refers to a user that can has access to Jenkins. A user can be an administrator or any non-admin privileged entity. A role can be assigned to a user to indicate the set of privileges assigned to that particular user. These privileges can be admin privileges or an admin user can then create many roles Continue Reading

docker

Docker manifest – A peek into image’s manifest.json files

Reading Time: 4 minutes docker manifest – An experimental feature ! The image manifest provides a configuration and a set of layers for a container image. This is an experimental feature. To enable this feature in the Docker CLI, one can edit the config.json file found in ~/.docker/config.json like : What is ‘docker manifest’ ? The docker manifest command does not work independently to perform any action. In order Continue Reading

A Quick Guide through UFW – Uncomplicated Firewall

Reading Time: 4 minutes UFW, short for Uncomplicated Firewall, is basically a simplified firewall mechanism that is implemented upon iptables itself. As a result, making it much easier to configure ufw than to configure iptables. Therefore, it can be said that ufw is technically a program for managing a netfilter firewall which aims to provide an easy to use interface for the user. Need for UFW – uncomplicated firewall Continue Reading

docker

A word on ‘docker buildx’

Reading Time: 4 minutes What is Docker Buildx ? Docker Buildx can be defined as a CLI plugin that provides us with the extra features supported by the Moby BuildKit builder toolkit along with the features of the normal docker commands. Furthermore, it also provides us with the same user experience as building with the docker build command. Also, along with some new extra features added over it like Continue Reading