Blogs
Recently, I worked on a task wherein the users had to be authenticated based on existing Google credentials to get access of AWS Management Console. It took more time than expected to make it work as the documentation provided by Google is not complete. Let’s start by setting this up step by step. Scenario: Provide access of AWS...
Recently, I got a chance to dockerize a traditional MongoDB replica set. Currently, I am doing it for QA and UAT environment where MongoDB replica set is setup on a single host. So, in this blog, we will do it on a single host using Docker Networking and Docker Compose. Scenario: Set up a MongoDB replica using version 3.0.5 set...
Building a Docker image from a Dockerfile, creating a latest tag and pushing it on DockerHub are equivalent to executing three different commands manually. This could be automated by creating a bash script. Well, that was not a big deal until I had a requirement where I needed to perform above actions and additional task of immediately...
This blog post is about using docker-compose, a tool provided by docker to define and run multi container application using a single command. It uses a docker-compose.yml file as default input file. I got a use case which was to run a Nodejs application behind a Nginx acting as a reverse proxy in two different Docker containers. This...
Recently, we came across a scenario where we need to create AMIs of multiple production servers running in four different AWS accounts. One solution was to create an automation script to be run on an AWS EC2 instance running in each aws account which would create AMI of all production servers running in each account. This would have...
It’s been a while since Amazon extended its Route53 service by adding a new feature called Private Hosted Zone which works within VPC. We recently started exploring it and thought of sharing our learning through this blog. Introduction: This feature enables us to route the traffic between various resources present inside a VPC using...
Most of us would be using some tools for centralizing logs, their analysis and storage. Logentries is also the one falling into this category. Logentries provides a straightforward way for analysis of logs containing KVPs i.e. Key-Value pairs. But for the cases where KVPs are not present it becomes quite hectic to analyse the logs. ...
In one of my recent projects, while working on Jenkins, I was required to create and implement a Project-based Matrix Authorization Strategy. Installation of Jenkins is a simple task, but it took me a while to implement this strategy and later I found it quite easy enough and thought of writing a blog. Project-based Matrix...
Varnish is an open source, free and flexible software which is used accelerate the speed of website by caching webpage contents in memory. Varnish caches content using hash-tables which are key-value store where URL is usually taken as key. Scenario Set up varnish to serve only specific pages of your website from cache. The webpages...