catinello / openbsd_hammer2

HAMMER2 file system for OpenBSD (read-only support)

OpenBSD HAMMER2

About

• HAMMER2 file system for OpenBSD (read-only support)

• OpenBSD version of https://github.com/kusumi/netbsd_hammer2

Requirements

• Recent OpenBSD

  • Compiles and tested with OpenBSD 7.2

  • Never compiled or tested with other releses or -CURRENT

• OpenBSD src tree under /usr/src

• Bash

Build

    $ cd openbsd_hammer2
    $ make

Install

    $ cd openbsd_hammer2
    $ make install

Uninstall

    $ cd openbsd_hammer2
    $ make uninstall

OpenBSD kernel build

• Apply patch/openbsd72.patch or equivalent diff against /usr/src.

• Run make prep to create a symlink under /usr/src/sys which points to this repository. Run make unprep to undo.

    $ cd openbsd_hammer2
    $ make prep
  

• Build and install /usr/src/sys.

Notes

• Only read-only support is planned for OpenBSD.

• Tags are merely for packaging, nothing directly to do with file system version.

• makefs(8) for Linux supports HAMMER2 image creation from a directory contents on Linux. There is currently no way to do this on OpenBSD.