$|=1;
+while (@ARGV) {
+ $_= shift @ARGV;
+ if (m/^\-\-no\-reten$/) {
+ $noreten=1;
+ } elsif (m/^\-\-no\-config\-check$/) {
+ $nocheck=1;
+ } else {
+ die "unknown option/argument \`$_'\n";
+ }
+}
+
# Check to see whether the tape.nn and fsys.nn files are sane.
# checkallused checks that all the filesystems mounted are in fact
# dumped in both full and incremental dumps.
-setstatus "FAILED configuration check";
-print "Configuration check ...\n" or die $!;
-system 'checkallused'; $? and die $?;
+
+if (!$nocheck) {
+ setstatus "FAILED configuration check";
+ print "Configuration check ...\n" or die $!;
+ system 'backup-checkallused'; $? and die $?;
+} else {
+ setstatus "FAILED rewinding";
+ rewind_raw();
+}
printdate();
setstatus "FAILED reading TAPEID";
# Try to read the tape ID from the tape into the file TAPEID
-unlink 'TAPEID';
-system "mt -f $tape rewind"; $? and die $?;
-system "mt -f $tape setblk $blocksizebytes"; $? and die $?;
-system "dd if=$tape bs=${blocksize}b count=10 | tar -b$blocksize -vvxf - TAPEID";
+
+readtapeid_raw();
setstatus "FAILED during startup";
$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 $?;
+}
+
setstatus "FAILED writing tape ID";
# First write the tape ID to this tape.
-open T, ">TAPEID" or die $!;
-print T "$tapeid\n" or die $!;
-close T or die $!;
-system "tar -b$blocksize -vvcf TAPEID.tar TAPEID"; $? and die $?;
-system "dd if=TAPEID.tar of=$ntape bs=${blocksize}b count=10"; $? and die $?;
+writetapeid($tapeid,$tapedesc);
unlink 'this-md5sums';
sub closepipes () {
close(DUMPOR); close(TEEOR); close(BUFOR); close(FINDOR);
close(DUMPOW); close(TEEOW); close(BUFOW); close(FINDOW);
+ close(GZOR); close(GZOW);
}
# work out a find option string that will exclude the required files
# For each filesystem to be put on this tape:
for $tf (@fsys) {
printdate();
+ parsefsys();
+
pipe(FINDOR,FINDOW) or die $!;
pipe(DUMPOR,DUMPOW) or die $!;
pipe(TEEOR,TEEOW) or die $!;
pipe(BUFOR,BUFOW) or die $!;
- parsefsys();
+
+ $bufir='TEEOR';
+ $ddcmd= "dd ibs=$softblocksizebytes obs=$blocksizebytes of=$ntape";
+
+ if ($gz) {
+ $bufir='GZOR';
+ pipe(GZOR,GZOW) or die $!;
+ $ddcmd .= " conv=sync";
+ }
# We can back up via dump or cpio or zafio
+ $dumpin= '</dev/null';
if ($tm eq 'dump') {
$dumpcmd= "dump 0bfu $softblocksizekb - $atf";
- $dumpin= '</dev/null';
} elsif ($tm eq 'cpio') {
startprocess '</dev/null','>&FINDOW',$rstr."find $atf -xdev -noleaf -print0";
$dumpcmd= "cpio -Hustar -o0C$softblocksizebytes";
# don't use verbose flag as this generates 2MB report emails :->
$dumpcmd = "afio -b $softblocksizebytes -Zo -";
$dumpin = '<&FINDOR';
+ } elsif ($tm eq 'ntfsimage') {
+ $dumpcmd= "ntfsimage -vvf --dirty $dev";
} else {
die "unknown method $tm for $prefix:$atf\n";
}
# to the exit status of all the commands in the pipeline.
# It is roughly equivalent to:
# md5sum <p >>this-md5sums
- # dump <$dumpin | tee p | writebuffer | dd >/dev/null
- startprocess '<p','>>this-md5sums','md5sum';
- startprocess $dumpin,'>&DUMPOW',$rstr.$dumpcmd;
- startprocess '<&DUMPOR','>&TEEOW','tee p';
- startprocess '<&TEEOR','>&BUFOW','writebuffer';
- startprocess '<&BUFOR','>/dev/null'
- ,"dd ibs=$softblocksizebytes obs=$blocksizebytes of=$ntape";
+ # dump <$dumpin | tee p [| gzip] | writebuffer | dd >/dev/null
+ startprocess '<p','>>this-md5sums',"$nice md5sum";
+ startprocess $dumpin,'>&DUMPOW',"$nice ".$rstr.$dumpcmd;
+ startprocess '<&DUMPOR','>&TEEOW',"$nice tee p";
+ if ($gz) {
+ startprocess '<&TEEOR','>&GZOW',"$nice gzip -v$gz";
+ }
+ startprocess "<&$bufir",'>&BUFOW',"$nasty writebuffer";
+ startprocess '<&BUFOR','>/dev/null',"$nasty $ddcmd";
closepipes();
endprocesses();
}
open S,"this-md5sums" or die $!;
for $tf (@fsys) {
printdate();
- chomp($orgsum= <S>);
+ parsefsys();
+ chomp($orgsum= <S>); $orgsum =~ s/\ +\-?$//;
$orgsum =~ m/^[0-9a-fA-F]{32}$/i or die "orgsum \`$orgsum' ?";
- chomp($csum= `dd if=$ntape ibs=$blocksizebytes | readbuffer | md5sum`);
+ $cmd= "$nasty dd if=$ntape ibs=$blocksizebytes";
+ $cmd .= " | $nasty readbuffer";
+ $cmd .= " | $nice gzip -vd" if $gz;
+ $cmd .= " | $nice md5sum";
+ print LOG " $cmd\n" or die $!;
+ print " $cmd\n" or die $!;
+ chomp($csum= `$cmd`);
+ $csum =~ s/\ +\-?$//;
$orgsum eq $csum or die "MISMATCH $tf $csum $orgsum\n";
print "checksum ok $csum\t$tf\n" or die $!;
print LOG "checksum ok $csum\t$tf\n" or die $!;