[IMPALA-4118] Implement disk spill encryption and integrity checking for new buffer pool

• Type: Improvement
• Status: Resolved
• Priority: Major
• Resolution: Duplicate
• Affects Version/s: Impala 2.8.0
• Fix Version/s: Impala 2.9.0
• Component/s: Backend
• Target Version: Impala 2.8.0
• Assignee: Tim Armstrong
• Reporter: Tim Armstrong
• Created: 13/Sep/16 00:48
• Updated: 11/Jan/17 19:45
• Resolved: 11/Jan/17 19:45

Description

Ensure that the --disk_spill_encryption option is supported for the new buffer pool in the same way as it currently is for BufferedBlockMgr. This is an important security feature.

Issue Links

• relates to: IMPALA-1208 Impala should encrypt data spilled to disk when HDFS data is encrypted