Introduction
This document aims to put together all the items which will enable to come up with a proper training plan for a partner team who will be working on the eDCR service.
Technical Prerequisites
Below listed are the technical skill sets that are required to work on eDCR service. It is expected the team planning on attending training is well versed with the mentioned technologies before they attend eGov training sessions.
Skillset for the Development team
Java and REST APIS
Postgres
Basics of Elasticsearch
Maven
Spring framework
Basics of 2D CAD Drawings
Git
Postman
YAML/JSON
Skill Set for the DevOps team
Understanding on the microservice architecture.
Experience of AWS, Azure, GCP, NIC Cloud.
Strong working knowledge on linux, command, VM Instances, networking, storage.
To create kubernetes cluster on AWS, Azure, GCP on NIC Cloud.
kubectl installation & commands (apply, get, edit, describe k8s objects)
Terraform for infra-as-code for cluster or VM provisioning.
Understanding of VM types, Linux OS types, LoadBalancer, VPC, Subnets, Security Groups, Firewall, Routing, DNS)
Experience setting up CI like Jenkins and create pipelines.
Deployment strategies - Rolling updates, Canary, Blue/Green.
Scripting - Shell, Groovy, Python and GoLang.
Experience on Baking Containers and Dockers.
Artifactory - Nexus, verdaccio, DockerHub, etc.
Experience on kubernetes ingress, setting up SSL certificates and renewal
Understanding on zuul gateway
Gitops, Git branching, PR review process. Rules, Hooks, etc.
Experience on Helm, packaging and deploying.
JBoss Wildfly, Apache, nginx, Redis and Postgres.
Hardware prerequisites
Trainees are expected to have laptops/ desktops configured as mentioned below with all the software required to run the eDCR service application
Laptop for hands-on training with 16GB RAM and OS preferably Ubuntu
All developers need to have Git ids
Install VSCode/IntelliJ/Eclipse
Install Git
Install JDK 8 update 112 or higher
Install maven v3.2.x
Install PostgreSQL v9.6
Install Elastic Search v2.4.x
Postman
Install LibreCAD
Software Assets
There are knowledge assets available in the Net for general items and eGov assets for DIGIT services. Here you can find references to each of the topics of importance. It is mandated the trainees do a self-study of all the software mentioned in the prerequisites using the reference materials shared.
Topic | Reference | Preparedness Check |
Git | Do you have a Git account? Do you know how to clone a repository, pull updates, push updates? Do you know how to give a pull request and merge the pull request? | |
Microservice Architecture | https://www.tutorialspoint.com/microservice_architecture/index.htm https://www.udemy.com/course/microservices-with-spring-boot-and-spring-cloud/ | Do you know when to create a new service? How to access other services? |
Postgres | https://www.postgresqltutorial.com/ https://www.udemy.com/course/the-complete-python-postgresql-developer-course/ | How to create database and set up privileges? How to add index on table? How to use aggregation functions in psql? |
Postman | Call a REST API from Postman with proper payload and show the response Setup any service locally(MDMS or user service has least dependencies) and check the API’s using postman | |
REST APIs | What are the principles to be followed when making a REST API? When to use POST and GET? How to define the request and response parameters? | |
JSON | How to write filters to extract specific data using jsonPaths? | |
YAML | How to read an API contract using swagger? | |
Maven | What is POM? What is the purpose of maven clean install and how to do it? What is the difference between version and SNAPSHOT? | |
Elastic search | How to write basic queries to fetch data from elastic search index? | |
eDCR Approach Guide | How to configuring and customizing the eDCR engine as per the state/city rules and regulations. | |
eDCR Service setup | Overall Flow of eDCr service, design and setup process |