[HDDS-2665] Implement new Ozone Filesystem scheme ofs://

• Type: New Feature
• Status: Resolved
• Priority: Blocker
• Resolution: Fixed
• Fix Version/s: 1.0.0
• Component/s: Ozone Filesystem
• Labels: Triaged pull-request-available
• Target Version/s: 1.0.0
• Assignee: Siyao Meng
• Reporter: Siyao Meng
• Created: 04/Dec/19 19:54
• Updated: 17/Jun/20 21:18
• Resolved: 17/Jun/20 21:06

Description

Implement a new scheme for Ozone Filesystem where all volumes (and buckets) can be accessed from a single root.

Also known as Rooted Ozone Filesystem.

Issue Links

• is a parent of: HDDS-3820 [OFS] Follow-up work post merge
• links to: GitHub Pull Request #1021

Sub-Tasks

• Implement ofs://: mkdir: Resolved
• Implement ofs://: Fix getFileStatus for mkdir volume: Resolved
• Implement ofs://: listStatus: Resolved
• Implement ofs://: Fix listStatus continuation: Resolved
• Implement ofs://: temp directory mount: Resolved
• Implement ofs://: Add robot tests for mkdir: Resolved
• Rebase OFS branch: Resolved
• Refactor OFSPath to adapt to master branch: Resolved
• Rebase OFS branch - 2. Adapt OFS classes to HDDS-3101: Resolved
• Implement ofs://: Support volume and bucket deletion: Resolved
• Implement ofs://: Override getTrashRoot: Resolved
• Implement ofs://: Add contract test: Resolved
• Rebase OFS branch - 3. Adapt to HDDS-3501: Resolved
• [OFS] Address merge conflicts after HDDS-3627: Resolved