Dmytro Grinenko created AMBARI-13458:
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Summary: Expose in the API whether downgrade is supported or not
Key: AMBARI-13458
URL: https://issues.apache.org/jira/browse/AMBARI-13458
Project: Ambari
Issue Type: Story
Components: ambari-server
Affects Versions: 2.2.0
Reporter: Dmytro Grinenko
Priority: Blocker
Fix For: 2.2.0
Need API to expose whether a downgrade is supported or not, so that the UI can
display the downgrade button accordingly.
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