dvitiiuk

AMBARI-25618. Ambari upgrade stuck while upgrading the schema.

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## What changes were proposed in this pull request? Now server retrieves only necessary columns for stages status calculating during 2.7.0 ambari upgrade. ## How was this patch tested? Manual...

AMBARI-25478. Badly formatted request may cause Ambari to crash.

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## What changes were proposed in this pull request? Now server uses last timestamp from current metric in the case end time of range is not set. ## How was...

Added ability to mount external PVCs to cdap deployments and statefulsets

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There is a requirement to mount read-write storage for saving securestore file and custom jar for authorization. We are not able to use secretVolume and configMap because they are read-only...