Date: Sun, 21 Jun 2009 13:44:37 +0100 From: Kris Kennaway <kris@FreeBSD.org> To: Rick Macklem <rmacklem@uoguelph.ca> Cc: FreeBSD Current <freebsd-current@FreeBSD.org>, Pawel Jakub Dawidek <pjd@FreeBSD.org>, Kip Macy <kmacy@FreeBSD.org> Subject: Re: destroyed NFS exported filesystems not removed from /etc/zfs/exports Message-ID: <4A3E2B35.1050906@FreeBSD.org> In-Reply-To: <Pine.GSO.4.63.0906171118170.11250@muncher.cs.uoguelph.ca> References: <4A38C92F.7050809@FreeBSD.org> <Pine.GSO.4.63.0906171118170.11250@muncher.cs.uoguelph.ca>
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Rick Macklem wrote: > > > On Wed, 17 Jun 2009, Kris Kennaway wrote: > >> mountd was failing to start after an upgrade, with lots of log entries >> like: >> >> Jun 17 10:19:22 <daemon.err> pointyhat mountd[855]: bad exports list >> line /a/portbuild/i386/20090421213917 >> Jun 17 10:19:22 <daemon.err> pointyhat mountd[855]: bad exports list >> line /a/portbuild/i386/7-exp/builds/20090422073914/src >> Jun 17 10:19:22 <daemon.err> pointyhat mountd[855]: bad exports list >> line /a/portbuild/i386/8-exp/builds/20080814181849/ports >> >> These came from /etc/zfs/exports, and refer to filesystems that used >> to exist & were exported, but which have been destroyed. These were >> not cleaned up at destroy time. >> >> zfs unshare -a didn't clean this file up either, I had to remove it >> and recreate. >> >> Also, mountd was treating these as fatal errors at runtime and failing >> to start. I think this is a recent change in mountd, since this used >> to work even with the stale entries (the 200808 filesystem was >> destroyed in 2008, and mountd has started correctly after numerous >> reboots until the upgrade I just did from a May 9 world+kernel). >> > Well, the most recent change pre-May 9 done to mountd.c was on Nov. 3. It > involved adding security flavors to the exports. > (http://svn.freebsd.org/viewc/base/ is your friend:-) It worked as of May 9. What about changes made after May 9? Kris > > I can't think of how that might have broken things, but I don't know > diddly about zfs. > > rick > >
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