# other UN*X-compatible machines, as used on chiark.greenend.org.uk.
#
# chiark backup is:
-# Copyright (C) 1997-1998,2000-2001 Ian Jackson <ian@chiark.greenend.org.uk>
+# Copyright (C) 1997-1998,2000-2001,2007
+# Ian Jackson <ian@chiark.greenend.org.uk>
# Copyright (C) 1999 Peter Maydell <pmaydell@chiark.greenend.org.uk>
#
# This is free software; you can redistribute it and/or modify it under the
# terms of the GNU General Public License as published by the Free Software
-# Foundation; either version 2, or (at your option) any later version.
+# Foundation; either version 3, or (at your option) any later version.
#
# This is distributed in the hope that it will be useful, but WITHOUT ANY
# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
# details.
#
# You should have received a copy of the GNU General Public License along
-# with this program; if not, write to the Free Software Foundation, Inc.,
-# 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+# with this program; if not, consult the Free Software Foundation's
+# website at www.fsf.org, or the GNU Project website at www.gnu.org.
BEGIN {
$etc= '/etc/chiark-backup';
# checkallused checks that all the filesystems mounted are in fact
# dumped in both full and incremental dumps.
+openlog();
+
if (!$nocheck) {
setstatus "FAILED configuration check";
print "Configuration check ...\n" or die $!;
# Read the filesystem group definition (file fsys.nnn)
readfsys("$fsys");
-openlog();
$doing= "dump of $fsys to tape $tapedesc in drive $tape";
print LOG "$doing:\n" or die $!;
if (!$noreten) {
setstatus "FAILED retensioning";
- system "mt -f $tape reten"; $? and die $?;
+ runsystem("mt -f $tape reten");
}
setstatus "FAILED writing tape ID";
print "Doing $doing ...\n" or die $!;
unlink 'p';
-system 'mknod p p'; $? and die $?;
+system 'mknod -m600 p p'; $? and die $?;
setstatus "FAILED during dump";
for $tf (@fsys) {
printdate();
parsefsys();
+ prepfsys();
pipe(FINDOR,FINDOW) or die $!;
pipe(DUMPOR,DUMPOW) or die $!;
$ddcmd .= " conv=sync";
}
- nexttapefile("full $prefix:$atf");
+ nexttapefile("full $prefix:$atf_print");
# We can back up via dump or cpio or zafio
$dumpin= '</dev/null';
if ($tm eq 'dump') {
- $dumpcmd= "dump 0bfu $softblocksizekb - $atf";
+ $dumplabel= $pcstr.$atf_print.'$';
+ $dumpcmd= "dump 0Lbfu $dumplabel $softblocksizekb - $atf";
} elsif ($tm eq 'cpio') {
startprocess '</dev/null','>&FINDOW',$rstr."find $atf -xdev -noleaf -print0";
$dumpcmd= "cpio -Hustar -o0C$softblocksizebytes";
$dumpcmd = "afio -b $softblocksizebytes -Zo -";
$dumpin = '<&FINDOR';
} elsif ($tm eq 'ntfsimage') {
- $dumpcmd= "ntfsimage -vvf --dirty $dev";
+ $dumpcmd= "ntfsimage -svvf --dirty $dev";
+ } elsif ($tm eq 'gtar') {
+ execute("$rstr touch $fsidfile+new");
+ $dumpcmd= "tar Ccfl $atf - .";
} else {
- die "unknown method $tm for $prefix:$atf\n";
+ die "unknown method $tm for $prefix:$atf_print\n";
}
# This is a funky way of doing a pipeline which pays attention
# to the exit status of all the commands in the pipeline.
close DDERR;
m/\n(\d+)\+0 records out\n/ or die ">$dderr< ?";
push @tapefilesizes, [ $1, $currenttapefilename ];
- $totalrecords++;
- pboth("total blocks written so far: $totalrecords");
+ $totalrecords += $1;
+ pboth("total blocks written so far: $totalrecords\n");
+
+ if ($tm eq 'gtar') {
+ execute("$rstr mv -f $fsidfile+new $fsidfile");
+ }
+
+ finfsys();
}
# The backup should now be complete; verify it
setstatus "FAILED during check";
# Rewind the tape and skip the TAPEID record
-system "mt -f $tape rewind"; $? and die $?;
-system "mt -f $ntape fsf 1"; $? and die $?;
+runsystem("mt -f $tape rewind");
+runsystem("mt -f $ntape fsf 1");
# Check the md5sums match for each filesystem on the tape
open S,"this-md5sums" or die $!;
print LOG "checksum ok $csum\t$tf\n" or die $!;
}
printdate();
-system "mt -f $tape rewind"; $? and die $?;
+runsystem("mt -f $tape rewind");
setstatus "FAILED during cleanup";
-pboth("summary:");
+$summary= '';
foreach $tfs (@tapefilesizes) {
- pboth(sprintf " %10d blocks for %s\n", $tfs->[0], $tfs->[1]);
+ $summary .= sprintf " %10d blocks for %s\n", $tfs->[0], $tfs->[1]
}
-pboth(sprintf " %10d blocks total (of %d bytes) plus TAPEID and headers\n",
- $totalrecords, $blocksizebytes);
+$summary .=
+ sprintf " %10d blocks total (of %d bytes) plus TAPEID and headers\n",
+ $totalrecords, $blocksizebytes;
+
+pboth("size-summary:\n");
+pboth($summary);
+
+open SS, ">size-summary..new" or die $!;
+print SS $summary or die $!;
+close SS or die $!;
+rename 'size-summary..new',"size-summary.$fsys" or die $!;
# Write to some status files to indicate what the backup system
# ought to do when next invoked.