OpenBSD HAMMER2

About

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

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

Requirements

• OpenBSD 7.3

• OpenBSD 7.3 src tree under /usr/src

• Bash

OpenBSD build

1. Apply patch/openbsd73.patch against /usr/src.

2. Run make prep to create symlinks under /usr/src/sys which point to this repository. Run make unprep to undo.

    $ cd openbsd_hammer2
    $ make prep
   

3. Build and install /usr/src/sys.

4. Build and install /usr/src/sbin/sysctl.

Build

    $ cd openbsd_hammer2
    $ make

Install

    $ cd openbsd_hammer2
    $ make install

Uninstall

    $ cd openbsd_hammer2
    $ make uninstall

Notes

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

• makefs supports HAMMER2 image creation from a directory contents.