Sharing ports hierarchy via NFS to different arch/versions.

[perryh at pluto.rain.com]

> > I've got a network running different versions of FreeBSD
> > (6.3, 7.0) on different architectures (i386, SPARC64).
> >
> > What I'd like to do is export the ports hierarchy to all machines,
> > but preserving ports/packages for each version/architecture.
> > I also want to make rebuilding indexes run as fast as possible.
> >
> > Right now, I simply exports(5) /usr/ports via NFSv3 ...
...
> The following 2 lines on each machine in /etc/make.conf should
> fix those problems:
> PACKAGES=${PORTSDIR}/packages/${ARCH}
> INDEXFILE=INDEX-${ARCH}-${OSVERSION:C/([0-9]).*/\1/}

To speed up building, it may also be useful to set WRKDIRPREFIX
to something like /var/ports or /var/tmp/ports, so that the work
directories are local rather than having to be accessed via NFS.