[HDFS-8559] Erasure Coding: fix non-protobuf fsimage for striped blocks

• Type: Sub-task
• Status: Resolved
• Priority: Minor
• Resolution: Fixed
• Hadoop Flags: Reviewed
• Assignee: Jing Zhao
• Reporter: Jing Zhao
• Created: 08/Jun/15 18:30
• Updated: 30/Sep/15 19:38
• Resolved: 14/Jun/15 07:47

Description

For a legacy fsimage we currently always record its layoutversion as -51 so that we can make sure it cannot be processed by a protobuf-based image parser. Thus the following code in the parser always returns false and the parse will fail.

NameNodeLayoutVersion.supports(
            NameNodeLayoutVersion.Feature.ERASURE_CODING, imgVersion)