How to use the adminPass in nova ?

Solution Verified - Updated -

Issue

  • How to use the adminPass in nova to set the root password while spawning an instance ?
  • If I didn't add any keypair to the instance and when I didn't capture the adminpass during nova boot command. How I can find this password?
  • How to set the root password of instance while spawning it ?

Environment

  • Red Hat Enterprise Linux OpenStack Platform 7.0
  • Red Hat OpenStack Platform 8.0

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