App42 DevOps Guide

App42 DevOps Guide

This guide explains how App42 DevOps solution with automatic wiring of the DevOps toolchain can be used for Continuous Delivery & Deployment purpose. The example taken in this guide is of a 3 tier application (application/database/webserver).The assumption taken in this guide is, Devops setup along with application nodes are in ShepHertz VDC. The Guide explain how a user can use the App42 DevOps setup and configure various jobs to build / deploy and test his application automatically , which will lead to automatic deployment by just a push of his code into source code management repository.

To Experience the complete App42 DevOps Solution, user needs to follow the below steps:

  • 1.Fulfill the prerequisites that is to create a DevOps setup and application nodes.
  • 2.Job configurations on Jenkins for build, deploy and test.
  • 3.Job triggering which will run the jobs on jenkins and user can observe the different phases of devops
    Build -> Unit Test -> Deploy-> Functional Test- > Load test
  • 4.Code change in the sample application project which will lead to automatic deployment.

Pre-requisites

  • 1.Create a new setup from DevOps > Manage Environment. Click on Create Environment with following resources:
    • Jenkins
    • Chef /Puppet
    • Artifactory
    • Selenium
    • JMeter
  • 2.Once the setup has been completed, message will appear to create Application Nodes as follows:

    Click Yes if you want to create Application Nodes. This will navigate you to Create Application Nodes pane.

    Create Application Nodes
    • Choose Environment with which nodes are required to be associated.
    • Choose key from Key Pair dropdown for the nodes or create a new key.
    • Enter the name of node. Also, if you want to create more than 1 node, click on Add node.
    • Click on Submit.

    Application Nodes have been created successfully.

    You can also create application nodes from DevOps > Application Nodes.

Configurations Required

  • 1.

    Upload Private Key of JMeter to Jenkins Server



    Upload the private key of JMeter server in Jenkins using the Upload file from Jenkins from DevOps dashboard.
    Upload private key
  • 2.

    Configure Chef Workstation

    Download Chef Starter Kit

    Get the Chef Server IP from DevOps Management console and launch chef from your browser and follow the below steps:
    • Sign up on Chef and fill all the mandatory fields.
      Sign up Chef
    • Click on “Create New Organization” to create an organization.
      Create new organization
    • Provide Organization “Full Name” and “Short Name”.
      Fill Organization details
    • Click on “Create Organization”.
    • Once the organization has been created, click on “Download Starter Kit”.
      Download Starter Kit