DevOps

Integration of Postman with CI/CD tool- CircleCI

Reading Time: 3 minutes What is CircleCI– CircleCI is a modern continuous integration and continuous delivery (CI/CD) platform. The CircleCI Enterprise solution is installable inside your private cloud or data center and is free to try for a limited time. CircleCI automates the build, test, and deployment of Software. From this above diagram, we came to know that after the test/code on GitHub is authorized and added as a Continue Reading

CI using Teamcity

Reading Time: 3 minutes Hello everyone, In this blog, we are going to how we can create a CI-pipeline in TeamCity using the kotlin DSL script. So before directly moving to the CI part lets see a little about teamcity. What is Teamcity TC- teamcity is a ci server With the help of teamcity you can Run parallel builds simultaneously on different platforms and environments Optimize the code integration Continue Reading

Docker Bridge Network

Reading Time: 3 minutes Hello readers,This blog will tell you about the docker bridge network. Its use with some basic use cases also how to bridge networks different from the network. One of the reasons Docker containers and services are so powerful is that you can connect them together, or connect them to non-Docker workloads.  Docker Network Docker’s networking subsystem is pluggable, using drivers. Several drivers exist by default, Continue Reading

Threat Modelling: An Overview

Reading Time: 3 minutes A secure architecture has become the need of the hour for almost everyone. As a result, no one needs any vulnerabilities in their clusters. But is it wise to add security after a mishap has occurred? What if we can identify potential risks at the time of development itself? This is exactly where Threat Modelling fits almost perfectly while helping organisations excel in creating more Continue Reading

GitPython: How to use Git with Python

Reading Time: 4 minutes GitPython is a python library used to interact with git repositories. It is a module in python used to access our git repositories. It provides abstractions of git objects for easy access of repository data, and additionally allows you to access the git repository more directly using pure python implementation. Requirements for GitPython Python3 Git GitPython module pip and virtualenv, which come packaged with Python Continue Reading

Understanding DevSecOps for Kubernetes

Reading Time: 4 minutes Increase in Security Demands for Cloud Native Ecosystems In today’s world, the need for securing our cloud native clusters has increased more than ever. Also this year, cloud-native security is again top trending, according to a report published by Gartner. DevSecOps is a simple answer to multiple questions. In the recently concluded KubeCon 2020, we saw that a lot of organisations are taking huge strides Continue Reading

Stream your data using Amazon Kinesis Firehose

Reading Time: 4 minutes We live in a world driven by data and every second we are processing a large amount of data, using it, analyzing it, and transforming it. Data is very essential for businesses these days. Therefore need for handling the Dynamically generating data is important. As the number, variety, and velocity of data sources grow, new architectures and technologies are needed. Technologies like Amazon Kinesis are Continue Reading

Kubernetes v/s Docker Swarm

Reading Time: 3 minutes Basically, both Kubernetes and Docker Swarm both are the container orchestration tool. The rise in interest to containers has in turn brought in higher demands for their deployment and management. Both Kubernetes and Docker Swarm are important tools that are used to deploy containers inside a cluster. So the question arises here is which one to use? So lets discuss one by one and see Continue Reading

Install/Configure Hadoop HDFS,YARN Cluster and integrate Spark with it

Reading Time: 5 minutes In our current scenario, we have 4 Node cluster where one is master node (HDFS Name node and YARN resource manager) and other three are slave nodes (HDFS data node and YARN Node manager) In this cluster, we have implemented Kerberos, which makes this cluster more secure. Kerberos services are already running in the different server which would be treated as KDC server. In all Continue Reading

Multibranch Pipeline(With Github-webhook)

Reading Time: 4 minutes Before starting with a multibranch pipeline using jenkins. Lets first see what is jenkins. Jenkins: Is a free and open-source automation server or we can say it tool. It helps to automate the parts of software development related to building, testing and deploying, facilitating continuous integration and continuous delivery. So we can say that jenkins is a tool which is used to create a CI-CD Continue Reading

How to generate AWS Signature with Postman

Reading Time: 4 minutes Hello folks, I hope you are having a productive day in this pandemic of COVID-19. Let’s move on to our next blog in the series of API automation. Most of us are doing automation using the tool Postman. So while performing automation with postman we have to integrate many other tools and APIs with Postman. Similarly to use the AWS APIs we need to create Continue Reading

AWS Serverless Services: Lambda

Reading Time: 3 minutes Hi folks, next in the series of our Serverless Service is AWS Lambda. But before that if you haven’t checked my previous blog on the serverless series, take a look at it here https://blog.knoldus.com/aws-serverless-services-athena/ What is AWS Lambda AWS Lambda is a compute service that lets you run code without provisioning or managing servers. What this basically means is that you can write the code Continue Reading