Continuous Deployment of a Python Flask Application with Docker and Semaphore

Source – semaphoreci.com Introduction In this tutorial, we’ll go through the continuous integration and deployment of a dockerized Python Flask application with Semaphore. We’ll deploy the application to Heroku. Continuous integration and deployment help developers to: Focus on developing features rather than spending time on manual deployment, Be certain that their application will work as expected, Update existing applications or rollback features by versioning applications using Git, and Eliminate the it works on my machine issue by providing a standardized testing

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How to use Dockerfiles

Source – techrepublic.com With Docker images, you can easily deploy containers without having to worry about maintaining the same overhead required by virtual machines. These containers can be pulled from the Docker Hub with ease, for easy use. Let’s say, for example, you want to pull down the latest Ubuntu image for development purposes. However, before you start development, there are a number of changes you need to make to the image (such as updating, upgrading, and adding the build-essential package

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How well do you know Docker components and services?

Source:- techtarget.com With Docker containers moving into more enterprise IT shops, it’s imperative to grasp how the technology works. Test your knowledge of Docker components and services with this quiz. Docker is a hot topic in IT operations. It’s not only dominating conversations, but taking over the containerization market as well. The open source Docker service expanded in 2015 to offer a paid enterprise edition, and has become the most commonly used containerization software in this nascent technological market. Docker

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5 reasons developers love containers

Source:- cio.com Linux containers have been around for almost a decade, but it was only with the release of Docker four years ago that large numbers of developers began to adopt the technology. Now it seems that containers are everywhere and their popularity continues to rise. Containers have become such an important part of the IT landscape that server virtualization giants like VMware and Microsoft have had to go out of their way to accommodate them. VMware now offers a

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Using Docker Behind a Proxy

Last updated:Tuesday, March 28, 2017 In today’s article, I am going to explore a common pain point for anyone running Docker in a large corporate environment. Today I’ll show how to use Docker without direct internet access. By default, Docker assumes that the system running Docker and executing Docker commands has general access to the internet. Often in large corporate networks this is simply not the case. More often than not, a corporate network will route all internet traffic through

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Seven ways the mature Docker container architecture changes the game

Source:- techtarget.com What does the architecture of a containerized system look like, and how have Docker container architectures evolved as Docker matures? The answer to this question can be found by examining the different layers of infrastructure required to host containerized applications. What is a container architecture? Simply put, a container architecture is the hardware and infrastructure set up to host an application within containers. Managing a Docker container architecture is different from running just a single container. Running a

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3 Key DevOps Needs for Every Development Team

Source:- stackify.com Agile development has created a process for developers to rapidly ship a new version of their code. DevOps is the next step in the process. It is the ability to help get that code to production as fast as possible. DevOps should be about empowering your development team to be able to do their job and support their apps from A to Z. There are the 3 critical things I think every development team needs. 1. Automate builds

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What are the benefits of integrating a CI tool with Docker?

Source:- techtarget.com With the rise of DevOps, continuous integration tools came to prominence. The leading CI tool, of course, is Jenkins. But there are other capable ones like CircleCI and GitLab CI. Let’s look at why you would want to integrate Docker with one of these CI tools and how you can get started with the integration. Why integrate Docker with your CI tool? DevOps is about moving to continuous integration and continuous delivery (CD). This means every step of

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Docker: The smart person’s guide

Source:- techrepublic.com The widespread adoption of containers has changed the orthodoxy of IT—administrators do not need to run multiple virtual machines to create a barrier between applications or users, nor are programmers beholden to languages such as Java, which have their own strategy for process isolation and lifecycle management. Leading the way in this change is Docker, an open-source utility that automates the deployment and management of programs inside software containers. Docker is also the center of the container ecosystem,

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Microservices Continuous Delivery with Docker and Jenkins

Source:- 126kr.com Docker, Microservices, Continuous Delivery are currently some of the most popular topics in the world of programming. In an environment consisting of dozens of microservices communicating with each other it seems to be particularly important the automation of the testing, building and deployment process. Docker is excellent solution for microservices, because it can create and run isolated containers with service. Today, I’m going to present you how to create basic continuous delivery pipeline for sample microservices using most popular software automation tool – Jenkins. Sample

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