Terraform: Import AWS resources

Problem: Resource already exists If there are some AWS resources that are not exist in terraform scripts and you run terraform apply, you might get “XXXX already exists” errors. I listed some of them: BucketAlreadyExists: The requested bucket name is not available EntityAlreadyExists: A policy called dummy-policy-name already exists. Duplicate names are not allowed ResourceInUseException: Table already exists: dummy-table-name

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Jenkinsfile: Publish Docker Image to Amazon ECR

Problem You pushed a docker image to AWS ECR and get denied: requested access to the resource is denied error. stage(‘Publish Docker Image to AWS’){ steps { script { //build image commit_id = readFile(‘commit_id’).trim() def image = docker.build(“$ECR_REPO_NAME:$commit_id”) //push image docker.withRegistry( “https://$ECR_REGISTRY”, ECR_CRED) { echo ‘ Pushing Latest docker image’ image.push() } } } }

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Dockerizing Spring Boot Application (Part 2)

Reducing Docker Image Size My colleagues’ feedback about my previous post helped me investigate more efficient ways of writing Dockerfile. The first thing that I realized was choosing the right image base. Alpine based images are recommended for slimmer images and is much smaller than other base images in general. —Dockerfile 1— FROM java:8 VOLUME /tmp ADD target/demo-0.0.1-SNAPSHOT.jar

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Dockerizing Spring Boot Application

In my previous post, I mentioned about How to run docker container on your local machine. This post is about the dockerizing backend part of the Nutrition Tracking Application. We will follow these steps: Building Spring Boot project Writing a Dockerfile Building and running docker image Step 1: Building Spring Boot project mvn clean packagewill produce a

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Docker Overview

What is Docker? Docker is an open platform for developing, shipping, and running applications. It is one of the popular tools to build Continuous Integration and Delivery pipelines. Each organization has its own way of building DevOps solution depending on their needs. 21 DevOps and Docker Reference Architectures pulled together the design decisions of some organizations.

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