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Configuration management has become a prominent part of DevOps practices. Either be it a matured Chef and Puppet or new entrants Ansible and SaltStack, all of them are better than another in one or other way. However, playing without securing them is a big security risk and is not in the veins DevOps. Chef is the most vastly used...
The Docker provides capabilities to ship and run containerized application on the development machine and eliminates inconsistency in the different environment. However, it needs Linux Kernel to run Docker Daemon on the machine. There are many tools to run Docker on Windows/MAC machine. In this post, we will focus on running multiple...
In one of the project that I was working, I had to set up multiple environments in the same Kubernetes cluster. The environments are namely QA and UAT. The blog will guide the reader on how to segregate different environments in same Kubernetes cluster and have control over each environment in such a way that the other environments...
The software development teams have immensely benefited by adopting iterative and incremental development practices over old-fashioned and traditional software development approach. Today, more and more companies are embracing Agile methodologies to allow the development teams to respond quickly to stakeholders’ feedback and provide...
Logs are very useful as it monitors and provides important information about the program such as activities, executions, real-time data etc. Log.io is a log management tool that monitors the system and provides real-time information on the system logs. It is a simple and effective application built on top of Node.js and Socket.io....
Through this blog, I would be explaining how to automate Docker deployments in AWS ECS using a Use Case. Prerequisite: Basic understanding of how Docker and AWS ECS works would be helpful. In the given use case, we have used microservices architecture, and earlier deployments were done manually. It used to take 15-20 minutes per...
Enterprises are adopting Cloud faster and cloud services have become one of the defining technologies in IT. Enterprises are tempted to migrate their existing infrastructure as well as build new applications for the cloud in order to maximize the benefits of Cloud Migration. The common factors promoting the migration of existing...
OpenVPN Access Server (AS) is a paid package based on OpenVPN Server which provides management of users, connections, even LDAP integration simplified through a web interface. This helps in deployment of a VPN solution for multiple users in a matter of minutes. But, OpenVPN AS by default comes with a 24-hour session time-out period....
Wildfly, previously known as JBoss AS, is a fully implemented JEE container - application server, authored by JBoss Incorporated. In 2006, JBoss Inc was acquired by Red Hat and since then Wildfly became their product. Wildfly is production ready, cross-platform and open-source application server with paid support subscription from...
In my previous blog, I had given an overview of Spinnaker and its capabilities. And in this blog, we will see how spinnaker can be set up for continuous delivery. We will set up Spinnaker in an AWS environment, though Spinnaker can be set up on any platform (Google Cloud, Azure, Cloud Foundry etc.) and it can be later integrated...
Setting up SMTP server with GUI is needed for testing emails in applications. This setup not only prevents the mails from delivering to the email addresses but also sends the emails to invalid email addresses. I have come up with a scenario where I have to setup an SMTP server for the testing purpose in the development environment....
In my previous blog, Getting Started with Kubernetes, I have explained the basics of kubernetes. In this blog, I will be explaining how to create deployment, pods, and service. Deployment and pods: Below command will create a deployment controller named a "my-nginx", a pod with a single container of an image nginx (base image of...
