[HDFS-16130] [FGL] Implement Create File with FGL

• Type: Sub-task
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: Fine-Grained Locking
• Fix Version/s: Fine-Grained Locking
• Component/s: namenode
• Labels: pull-request-available
• Target Version/s: Fine-Grained Locking
• Hadoop Flags: Reviewed
• Assignee: Renukaprasad C
• Reporter: Renukaprasad C
• Created: 14/Jul/21 17:59
• Updated: 16/Dec/21 12:28
• Resolved: 23/Jul/21 22:34

Description

Implement FGL for Create File.

Create API acquire global lock at mulitiple stages. Acquire the respective partitioned lock and continue the create operation.

Issue Links

• relates to: HDFS-16387 [FGL]Access to Create File is more secure
• links to: GitHub Pull Request #3205