Question regarding file modes
Holger Schurig
hs4233 at mail.mn-solutions.de
Fri Nov 12 14:21:31 CET 2004
man fai says:
-m user,group,mode
Set user, group and mode for all copied files (mode as octal number, user and group
numeric id or name). If not specified, use file file-mode or data of source file.
however, it should be 'file-modes', not 'file-mode'.
However, I have a file /usr/local/share/fai/files/etc/quagga/zebra.conf/GATEWAY which contains
--------------------------
quagga quagga 640
--------------------------
After install, shell.log says just
--------------------------
reading /fai/files/etc/quagga/zebra.conf/file-modes
--------------------------
without any problems. Unfortunately, when I later boot, the file has the wrong owner:
--------------------------
-rw-r----- 1 root root 106 Nov 12 13:44 zebra.conf
--------------------------
The fcopy took place very late in the installation, via scripts/LAST/S80-fcopy-recursive:
--------------------------
#!/bin/sh
fcopy -B -r /
exit 0
--------------------------
So, I guess the error is because of fcopy's name2num function:
--------------------------
sub name2num {
# convert names to numeric uid, gid
my ($user,$group) = @_;
my $uid = ($user =~ /^\d+$/) ? $user : getpwnam $user;
my $gid = ($group =~ /^\d+$/) ? $group : getgrnam $group;
warn "name2id $user = $uid ; $group = $gid\n" if $debug;
return ($uid,$gid);
}
--------------------------
which uses getpwnam / getgrnam. This is wrong, because the uid and gid should
be taken from $target/etc/passwd or $target/etc/group, but not from /etc/passwd
or /etc/group.
--
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Holger Schurig
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