After containerization, you can update the image without updating the source VM.

Updating the Tomcat containerization image includes:
  • Upgrading the OS base image
  • Upgrading the TOMCAT / JRE versions
  • Upgrading the applications
    Note: You do not need to perform analysis on the image again for these upgrade operations.

Prerequisites

Procedure

  1. Click Transform from the main menu.
  2. On the left navigation page, go to Inventory > Applications.
  3. Click on the arrow next to the application name.
    You see the list of components in the application that were promote to transform.
  4. Perform the actions based on your requirement:
    Action Procedure
    To upgrade the OS base image
    1. Click Upgrade OS base image.
    2. Enter the desired version for the OS base image.
    3. Select the source registry.
    To upgrade the Tomcat or JRE versions
    1. Click Upgrade Tomcat/JRE.
    2. Enter the desired version on Tomcat.
    3. Enter the desired version of JRE or JDK.
    To upgrade applications
    1. click Applications Upgrade. You see the WAR files of all applications that were selected for containerization.
    2. Click UPLOAD to push the new WAR file with the application updates.
    3. Select the updated WAR file of the application.
  5. Click Continue.
  6. Select the destination registry.
  7. Enter a proper image tag in the <repository>/<image>:<tag> format to push the image and artifacts.
  8. Click Continue.
  9. Review the selections and click CONFIRM to trigger the Build Image task.