I was looking for a NetBSD equivilent to
devd on FreeBSD to react to disk changes. At work we inject configuration into virtual machines using a separate disk, which can be live ejected and attached.
This mailing list post by Martin Husemann entry from 2012 suggests I should check out
devpubd. From the
devpubd - device publish daemon for automatic device node creation … devpubd listens on
drvctl(4)for new devices and creates their device nodes using
Unless anyone can think of something else I should try, I’ll check this out. Also, that desktop background took me back.