vCenter Server Appliance 6.7 Migration Fails During Firstboot - VMware Identity Management Service Firstboot Failed - "The SSL certificate of STS service cannot be verified" - "validity check failed"

Products

• VMware vCenter Server

Issue/Introduction

Symptoms:
To learn more about firstboot issues see: Understanding and Troubleshooting vCenter Server and vCenter Server Appliance 6.7 Firstboot Install/Deployment, Upgrade, or Migration Failures​.
To collect a log bundle or review log files for a vCenter Server Appliance install, upgrade, or migration issues reference Triaging a vCenter Server Appliance 6.0 installation, upgrade, or migration (6.0 U2m) failure.  The relevant logs will be on the newly deployed appliance.  

firstbootStatus.json contains the following:

"failedSteps": "vmidentity-firstboot"

vmidentity-firstboot.py_####_stdout.log contains the following:

The SSL certificate of STS service cannot be verified

cloudvm.log contains the following: 

Stdout: DNS reverse lookup on [IP_Address] has failed.
Unable to obtain hostname from DNS reverse lookup.
Please examine DNS/network configuration.

Note: 

• vCenter Server Appliance - Firstboot logs are located in the /var/log/firstboot directory.

vmware-sts-idmd.log contains the following:

PKIX path validation failed: java.security.cert.CertPathValidatorException: validity check failed

Note:

• vCenter Server Appliance - Each service will have it's own folder in the /var/log/vmware/ directory.  The vmware-sts-idmd logs are located in the /var/log/vmware/sso/ folder.

Environment

VMware vCenter Server Appliance 6.7.x

Cause

This issue occurs when deploying a vCenter Server Appliance 6.7 with an IP address that has no DNS record configured.  IP based deployments without DNS are not supported.

Resolution

Before deploying a vCenter Server Appliance 6.7 with a static IP address, verify that the IP address has a valid (internal) domain name system (DNS) registration.  

For more information about DNS requirements see: DNS Requirements for the vCenter Server Appliance and Platform Services Controller Appliance.