Date: Fri, 31 Aug 2012 11:47:03 +0200 From: =?ISO-8859-1?Q?Bernhard_Fr=F6hlich?= <decke@FreeBSD.org> To: Konstantin Belousov <kostikbel@gmail.com> Cc: Garrett Cooper <yanegomi@gmail.com>, Current FreeBSD <freebsd-current@freebsd.org>, Paul Schenkeveld <freebsd@psconsult.nl> Subject: Re: make package fails in chroot: tar: getvfsbyname failed: No such file or directory Message-ID: <CAE-m3X1beXHKDunJ%2BJi1y=Lc5K95aiJf_BBevrvLYK7cjbDm6Q@mail.gmail.com> In-Reply-To: <20120830143426.GM33100@deviant.kiev.zoral.com.ua> References: <20120812132047.GA33526@psconsult.nl> <AC39BA73-E244-4A15-9E07-62CE0433B733@kientzle.com> <CAGH67wRJ4cz1vbntk-PiZ0Z58AoYo1-rm5zAhwZeTQzhU_0YQw@mail.gmail.com> <E2CBB30B-9366-429F-92B7-24677AA5E328@kientzle.com> <CAE-m3X3nymg9B5X9kYv9aRy_jKuiLF5_zw1%2B15rbeL_XpS66Hg@mail.gmail.com> <20120820123142.GY33100@deviant.kiev.zoral.com.ua> <CAE-m3X3W1BiN0xiOGLvL5mD-geuzsxj7mb6AwbZZAhDwGa=8mw@mail.gmail.com> <20120830143426.GM33100@deviant.kiev.zoral.com.ua>
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On Thu, Aug 30, 2012 at 4:34 PM, Konstantin Belousov <kostikbel@gmail.com> wrote: > On Thu, Aug 30, 2012 at 04:07:48PM +0200, Bernhard Fr?hlich wrote: >> On Mon, Aug 20, 2012 at 2:31 PM, Konstantin Belousov >> <kostikbel@gmail.com> wrote: >> > On Mon, Aug 20, 2012 at 01:42:31PM +0200, Bernhard Fr?hlich wrote: >> >> On Sun, Aug 19, 2012 at 10:01 PM, Tim Kientzle <tim@kientzle.com> wrote: >> >> > >> >> > On Aug 19, 2012, at 12:17 PM, Garrett Cooper wrote: >> >> > >> >> >> On Sun, Aug 19, 2012 at 9:45 AM, Tim Kientzle <tim@kientzle.com> wrote: >> >> >>> >> >> >>> On Aug 12, 2012, at 6:20 AM, Paul Schenkeveld wrote: >> >> >>> >> >> >>>> Hi, >> >> >>>> >> >> >>>> I have a wrapper script that builds packages in a chroot environment >> >> >>>> which happily runs on release 6 thru 9 and earlier 10 but fails with: >> >> >>>> >> >> >>>> tar: getvfsbyname failed: No such file or directory >> >> >>>> >> >> >>>> on a recent -CURRENT. >> >> >>> >> >> >>> libarchive does do an initial getvfsbyname() when you ask it >> >> >>> to traverse a directory tree so that it can accurately handle later >> >> >>> requests about mountpoints and filesystem types. This code >> >> >>> is admittedly a little intricate. >> >> >> >> >> >> The problem most likely is the fact that all mountpoints are >> >> >> exposed via chroot, thus, if it's checking to see if a mountpoint >> >> >> exists, it may exist outside of the chroot. >> >> >> >> >> > >> >> > I reviewed the code to refresh my memory. Some >> >> > of what I said before was not quite right. >> >> > >> >> > Libarchive's directory traversal tracks information about >> >> > the filesystem type so that clients such as bsdtar can >> >> > efficiently skip synthetic filesystems (/dev or /proc) or >> >> > network filesystems (NFS or SMB mounts). >> >> > >> >> > The net effect is something like this: >> >> > >> >> > For each file: >> >> > stat() or lstat() or fstat() the file >> >> > look up dev number in an internal cache >> >> > if the dev number is new: >> >> > fstatfs() the open fd to get the FS name >> >> > getvfsbyname() to identify the FS type >> >> > >> >> > Unless there's a logic error in libarchive itself, this >> >> > would suggest that somehow fstatfs() is returning >> >> > a filesystem type that getvfsbyname() can't >> >> > identify. >> >> > >> >> > Paul: >> >> > What filesystem are you using? >> >> > >> >> > What does "mount" show? >> >> > >> >> > Does it work outside the chroot? >> >> >> >> I also see the same on the redports.org build machines. >> >> It builds within a jail there which is completely on a tmpfs. >> >> Interestinly everything is fine with a 10-CURRENT/amd64 >> >> jail but it breaks in a 10-CURRENT/i386 jail. Both are >> >> running on the same 10-CURRENT/amd64 which is >> >> around 2 months old. >> >> >> >> https://redports.org/buildarchive/20120814130205-56327/ >> > >> > Try this. >> >> Is it possible that this requires the host system to be quite >> new? The commit in HEAD seems to doesn't help in my >> case. Host is 9-stable from Jun 27 and jail is 10-current from >> a few days ago. > Doh, the fix was in kernel, and I merged the change back to stable only > on August 27. > > Running HEAD world on stable is not supported anyway. I've updated the host to a recent 9-stable and it works like a charm now. Thanks for fixing it! -- Bernhard Froehlich http://www.bluelife.at/
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