correct calculation of free space
[BackupPC.git] / bin / BackupPC_burnArchiveCLI
index b39176f..f8845d4 100755 (executable)
@@ -1,9 +1,7 @@
-#!/usr/local/bin/perl
+#!/usr/bin/perl
 
 use strict;
-#use lib "__INSTALLDIR__/lib";
-# FIXME
-use lib "/data/backuppc/lib";
+use lib "__INSTALLDIR__/lib";
 
 use DBI;
 use BackupPC::Lib;
@@ -11,21 +9,41 @@ use BackupPC::SearchLib;
 use Time::HiRes qw/time/;
 use POSIX qw/strftime/;
 use Term::Menus;
+use File::Which;
+use File::Path;
+use Filesys::Df;
 
 use Data::Dumper;
 
 my $debug = 0;
+# set this to 1 to prompt for DVD removal for each selected item.
+my $prompt_for_delete = shift @ARGV;
 $|=1;
 
-my $start_t = time();
-
-my $t_fmt = '%Y-%m-%d %H:%M:%S';
-
 # don't check for user
 my $bpc = BackupPC::Lib->new(undef, undef, 1) || die;
 my %Conf = $bpc->Conf();
 %BackupPC::SearchLib::Conf = %Conf;
 
+my $conf_bin;
+
+$conf_bin->{'cdrecord'} = $Conf{CDRecordBin} || die "Need CDRecordBin in config.pl\n";
+my $cdr_opts = $Conf{CDRecordOpts} || die "Need CDRecordOpts in config.pl\n";
+$conf_bin->{'eject'} = $Conf{ejectBin} || die "Need ejectBin in config.pl\n";
+my $eject_opts = $Conf{ejectOpts} || die "Need ejectOpts in config.pl\n";
+$conf_bin->{'mkisofs'} = $Conf{mkisofsBin} || die "Need mkisofsBin in config.pl\n";
+
+
+my $bin;
+foreach my $c (qw/cdrecord eject mkisofs/) {
+       $bin->{$c} = which($conf_bin->{$c}) || die "$0 needs $c ($conf_bin->{$c}), install it\n";
+}
+
+my $start_t = time();
+
+my $t_fmt = '%Y-%m-%d %H:%M:%S';
+
+
 my $dsn = $Conf{SearchDSN} || die "Need SearchDSN in config.pl\n";
 my $user = $Conf{SearchUser} || '';
 
@@ -55,6 +73,112 @@ sub curr_time {
        return strftime($t_fmt,localtime());
 }
 
+sub dumpArchive2XML($$$)
+{
+       my ($dbh, $dvd_nr, $filename) = @_;
+       my %archive;
+
+       my $output = new IO::File('> '.$filename.'.tmp');
+       my $writer = new XML::Writer(OUTPUT=>$output, NEWLINES => 1);
+
+       print "Dumping file list for DVD $dvd_nr, countdown:";
+
+       $writer->pi('xml-stylesheet', 'href="archive.css" type="text/css"');
+
+       my $files_sql = q{
+               SELECT 
+                       files.path AS path,
+                       files.date AS date,
+                       files.type AS type,
+                       files.size AS size
+               FROM files, backups, shares
+               WHERE files.backupnum=backups.num AND
+                       files.shareid=shares.id AND
+                       shares.hostid=backups.hostid AND
+                       backups.id=?
+       };
+
+       my $backups_sql = q{
+               SELECT
+                       backups.id   AS backup_id,
+                       hosts.name   AS host,
+                       backups.num  AS num,
+                       backups.date AS date,
+                       shares.name  AS share,
+                       backups.size AS backup_size,
+                       backups.inc_size AS compress_size
+               FROM backups, archive_backup, hosts, shares
+               WHERE archive_backup.backup_id = backups.id
+                       AND hosts.id=backups.hostid
+                       AND shares.id=backups.shareid
+                       AND archive_backup.archive_id = ?
+               ORDER BY
+                       hosts.name, shares.name, backups.num
+       };
+
+       my $sth = $dbh->prepare("SELECT dvd_nr, total_size, note, username, date,id FROM archive WHERE dvd_nr=?");
+       $sth->execute($dvd_nr);
+       my $row = $sth->fetchrow_hashref();
+
+       my $row_h;
+       foreach my $hide (qw/id note/) {
+               $row_h->{$hide} = $row->{$hide} || '';
+               delete $row->{$hide};
+       }
+
+       $writer->startTag("archive", %{$row});
+
+       $writer->startTag("note");
+       $writer->characters( $row_h->{'note'} );
+       $writer->endTag("note");
+
+       my $sth_backups = $dbh->prepare( $backups_sql );
+       $sth_backups->execute( $row_h->{'id'} );
+
+       my $total_backups = $sth_backups->rows;
+       my $curr_backup = 0;
+       my $last_pcnt = 0;
+
+       while (my $row = $sth_backups->fetchrow_hashref()) {
+
+               $curr_backup++;
+               my $pcnt = int(($curr_backup * 10) / $total_backups);
+               if ($pcnt > $last_pcnt) {
+                       print " ",(10 - $pcnt);
+                       $last_pcnt = $pcnt;
+               }
+
+               my $sth_files = $dbh->prepare( $files_sql);
+               $sth_files->execute($row->{'backup_id'});
+
+               delete($row->{'backup_id'});
+               $row->{'date'} = strftime($t_fmt,gmtime($row->{'date'}));
+
+               $writer->startTag( "backup", %{$row} );
+
+               while (my $row = $sth_files->fetchrow_hashref()) {
+                       # convert filetype to string
+                       $row->{'type'} = BackupPC::Attrib::fileType2Text(undef, $row->{'type'});
+                       $row->{'date'} = strftime($t_fmt,gmtime($row->{'date'}));
+                       my $path = $row->{'path'}; delete $row->{'path'};
+
+                       $writer->startTag("file", %{$row});
+                       $writer->characters( $path );
+                       $writer->endTag("file");
+               }
+               $writer->endTag("backup");
+       }
+                        
+       $writer->endTag("archive");
+       $writer->end(); 
+
+       rename $filename.'.tmp', $filename || die "can't rename $filename: $!";
+
+       print "\n";
+}
+
+
+
 #----- main
 
 my $sth = $dbh->prepare( qq{
@@ -70,23 +194,29 @@ order by date asc
 
 $sth->execute();
 
+sub fmt_mb($) {
+       my $s = shift;
+       die "missing size" unless defined($s);
+       $s /= (1024*1024);
+       return sprintf("%.2f Mb", $s);
+}
+
 sub fmt_archive($) {
        my $row = shift || die;
 
        $row->{'date'} =~ s/\.\d+$//;
        $row->{'copies'} =~ s/^\s*0+\s*$/no/;
-       $row->{'total_size'} /= (1024*1024);
 
        my $copies = 'copies';
        $copies = 'copy' if ($row->{'copies'} == 1);
 
        return
-               sprintf("%d by %s on %s, %s %s [%.2f Mb]",
+               sprintf("%d by %s on %s, %s %s [%s]",
                        $row->{'dvd_nr'},
                        $row->{'username'},
                        $row->{'date'},
                        $row->{'copies'}, $copies,
-                       $row->{'total_size'},
+                       fmt_mb($row->{'total_size'}),
                );
 }
 
@@ -129,76 +259,290 @@ sub skip($) {
        goto SKIP;
 }
 
-my $sth_archive_backup = $dbh->prepare( qq{
+sub add_symlink($$) {
+       my ($from, $to) = @_;
+       symlink $from, $to || skip("can't symlink $from to $to: $!");
+}
+
+sub delete_dvd($) {
+       my $dvd_nr = shift || return;
+
+       print "Do you want to delete DVD #$dvd_nr now? [NO/yes]: ";
+       my $ok = <STDIN>;
+       chomp($ok);
+       if (lc($ok) eq 'yes') {
+               print "Deleting DVD #$dvd_nr from database...\n";
+
+               $dbh->begin_work;
+
+               my $sth_delete_dvd = $dbh->prepare( qq{
+                       delete from archive where dvd_nr = ?
+               } );
+               $sth_delete_dvd->execute( $dvd_nr );
+               $dbh->do( qq{
+                       select setval('dvd_nr', (select max(dvd_nr) from archive), true)
+               } );
+
+               # remove files for this DVD
+               map {
+                       if (-d $_) {
+                               print "\tremoving dir $_\n";
+                               rmtree($_) || die "can't rmtree $_: $!";
+                       } else {
+                               print "\tremoving $_\n";
+                               unlink($_) || die "can't rm $_: $!";
+                       }
+               } glob ( "/$iso_dir/$dvd_nr.*" );
+
+               $dbh->commit;
+
+               return 1;
+       } else {
+               return 0;
+       }
+}
+
+my $sth_archive_backup_parts = $dbh->prepare( qq{
        select
-               backup_id,
+               archive_backup.backup_id,
                archive_id,
                hosts.name as host,
                shares.name as share,
                backups.num as num,
+               backups.parts as parts,
+               backup_parts.part_nr as part_nr,
+               backup_parts.size as part_size,
+               backup_parts.md5 as md5,
+               backup_parts.items
        from archive_backup
        join archive on archive_id = archive.id
-       join backups on backup_id = backups.id
+       join backups on archive_backup.backup_id = backups.id
        join hosts on hostid = hosts.id
        join shares on shareid = shares.id
+       join backup_parts on archive_backup.backup_id = backup_parts.backup_id
        where archive.dvd_nr = ?
+       order by archive_backup.backup_id, backup_parts.part_nr
+});
+
+my $sth_archive_backup_check = $dbh->prepare( qq{
+               SELECT
+                       sum(backups.parts)
+               FROM backups
+               JOIN archive_backup on archive_backup.backup_id = backups.id
+               JOIN archive on archive_id = archive.id
+               WHERE dvd_nr = ?
 });
 
 my $sth_archive_burned = $dbh->prepare( qq{
        insert into archive_burned
-               (archive_id, iso_size)
-       values ( (select id from archive where dvd_nr =?), ?)
+               (archive_id, iso_size, part, copy)
+       values ( (select id from archive where dvd_nr =?), ?, ?, ?)
 });
 
-foreach my $arc (@archives_to_burn) {
-       exit if ($arc eq ']quit[');
+my $copies = $Conf{BurnMultipleCopies} || 1;
 
-       my $dvd_nr = $1 if ($arc =~ m/DVD #(\d+)/);
-       die "BUG: can't find dvd_nr in $arc\n" unless ($dvd_nr);
+foreach my $copy_nr ( 1 .. $copies ) {
 
-       my $tmp_dir = "/$iso_dir/$dvd_nr";
+       foreach my $arc (@archives_to_burn) {
+               exit if ($arc eq ']quit[');
 
-       my $t = time();
+               my $dvd_nr = $1 if ($arc =~ m/DVD #(\d+)/);
+               die "BUG: can't find dvd_nr in $arc\n" unless ($dvd_nr);
 
-       print "Working on DVD #$dvd_nr in $tmp_dir\n";
+               my $tmp_dir = "/$iso_dir/$dvd_nr";
 
-       my $list_file = my $iso_file = "${iso_dir}/${dvd_nr}";
-       $list_file .= '.list';
-       $iso_file .= '.iso';
+               my $t = time();
 
-       if (-e $iso_file) {
-               print "ISO $iso_file allready exists\n";
-               goto BURN;
-       }
+               print "Working on DVD #$dvd_nr in $tmp_dir\n";
 
-       $sth_archive_backup->execute($dvd_nr);
+               $sth_archive_backup_parts->execute($dvd_nr);
 
-       open(my $list, "> $list_file") || skip "can't open $list_file: $!";
+               $sth_archive_backup_check->execute($dvd_nr);
 
-       my $inc = 0;
+               my ($parts_nr, $check_nr) = ($sth_archive_backup_parts->rows, $sth_archive_backup_check->fetchrow_array);
 
-       while (my $row = $sth_archive_backup->fetchrow_hashref) {
-               my $tar_file = BackupPC::SearchLib::getGzipName($row->{'host'}, $row->{'share'}, $row->{'num'});
-               skip "can't find increment $tar_file: $!" unless (-r "$tar_dir/$tar_file");
-               print $list "$tar_dir/$tar_file\n";
-               $inc++;
+               if ($parts_nr != $check_nr) {
+                       warn "ERROR: DVD #$dvd_nr is still not inconsistent state. Some backup parts are ",
+                               ($parts_nr < $check_nr) ? "missing ($parts_nr < $check_nr)" : "extra ($parts_nr > $check_nr)",
+                               " you should re-create this DVD after BackupPC_incPartsUpdate finish\n";
+                       delete_dvd( $dvd_nr );
+                       next;
+               }
 
-       }
+               if ($sth_archive_backup_parts->rows == 0) {
+                       warn "ERROR: no backup parts found for $dvd_nr. You should re-create that DVD.\n";
+                       next if delete_dvd( $dvd_nr );
+               }
+
+               if ($prompt_for_delete) {
+                       next if delete_dvd( $dvd_nr );
+               }
 
-       print "Running mkisofs now for $inc increments...\n";
+               my @volumes;
+               my $v;  # emtpy volume
+               my $v_size = 0;
 
-       my $cmd = qq{ mkisofs -A BackupPC -gui -J -r -T --input-charset ISO-8859-2 -V $dvd_nr -o $iso_file -path-list $list_file };
+               my $max_archive_size = $Conf{MaxArchiveSize} || die "no MaxArchiveSize";
+               while (my $row = $sth_archive_backup_parts->fetchrow_hashref) {
+                       if (($v->{size} || 0) + $row->{part_size} > $max_archive_size) {
+                               push @volumes, $v;
+                               $v = {};
+                       }
+                       $v->{size} += $row->{part_size};
+                       $v_size += $row->{part_size};
 
-       system($cmd) == 0 or skip "can't run $cmd: $?";
+                       # this part
+                       my $p = {
+                               filename => BackupPC::SearchLib::getGzipName($row->{'host'}, $row->{'share'}, $row->{'num'}),
+                       };
+                       foreach my $fld (qw/part_nr md5/) {
+                               $p->{$fld} = $row->{$fld} || die "missing $fld in row!";
+                       }
+                       push @{ $v->{parts} }, $p;
+               }
+               push @volumes, $v if ($v);
 
-       my $size = (stat($iso_file))[7];
+               #warn "# volumes: ",Dumper(\@volumes)," total size: ", fmt_mb($v_size), "\n";
 
-       print "Created $iso_file [$size bytes] in ", fmt_time(time() - $t), "\n";
+               # check available disk space
 
-BURN:
-       # FIXME add call to cdrecord here!
-       $sth_archive_burned->execute($dvd_nr, $size);
-       print "Media burn for $dvd_nr recorded\n";
+               my $df = df($iso_dir)->{bavail} || die "can't get free space on $iso_dir";
+               $df *= 1024;    # calulate space in bytes
+               if ($df < $v_size) {
+                       warn "ABORTED: not enough disk space to create ISO ! [need ", fmt_mb($v_size), " have ", fmt_mb( $df ), " on $iso_dir]\n";
+                       next;
+               }
+
+               my $volumes = $#volumes + 1;
+               my $volume_nr = 1;
+
+               foreach my $v (@volumes) {
+
+                       #print Dumper($v);
+
+                       my $iso_size = 0;
+                       my $disk_name = $dvd_nr;
+                       # suffix added to multi-volume archives
+                       my $volume_suffix = '';
+
+                       if ($volumes > 1) {
+                               $volume_suffix = '_' . $volume_nr;
+                               $disk_name .= ' ' . $volume_nr . '/' . $volumes;
+                       }
+
+                       print "Processing DVD #$dvd_nr, volume $volume_nr/$volumes [", fmt_mb($v->{size}), "]\n";
+
+                       my $iso_file = my $xml_file = my $stage =
+                               "${iso_dir}/${dvd_nr}";
+
+                       $iso_file .= $volume_suffix . '.iso';
+                       $xml_file .= '.xml';
+
+                       $stage .= $volume_suffix . '.stage';
+
+                       my $md5_file = "${stage}/${dvd_nr}${volume_suffix}.md5";
+
+                       #
+                       # check if ISO file exists
+                       #
+
+                       if (! -e $iso_file) {
+
+                               # create stage directory
+                               if (-e $stage) {
+                                       rmtree($stage) || die "can't remove $stage: $!";
+                               }
+                               mkpath($stage);
+
+                               # open file for md5sums
+                               open(my $md5, "> $md5_file") || skip "can't open $md5_file: $!";
+
+                               my $parts_on_this_volume = 0;
+
+                               foreach my $p (@{ $v->{parts} }) {
+                                       my $tar_file = $p->{filename} || die "no filename in part", Dumper($p);
+                                       my $rel_path = $tar_file;
+
+                                       if (-d "$tar_dir/$rel_path") {
+                                               mkpath("$stage/$rel_path") unless (-d "$stage/$rel_path");
+                                               $rel_path .= '/' . $p->{part_nr};
+                                       }
+                                       $rel_path .= '.tar.gz';
+
+                                       skip "can't find increment $rel_path: $!" unless (-r "$tar_dir/$rel_path");
+
+                                       add_symlink("$tar_dir/$rel_path", "$stage/$rel_path");
+
+                                       my $md5sum = $p->{md5} || die "no md5 in part ", Dumper($p);
+                                       chomp($md5sum);
+                                       print $md5 "$md5sum  $rel_path\n" || die "can't write md5sum: $!";
+
+                                       $parts_on_this_volume++;
+                               }
+
+                               # add file list and note in xml
+                               dumpArchive2XML($dbh, $dvd_nr, $xml_file) unless (-f $xml_file);
+
+                               add_symlink($xml_file, "$stage/${dvd_nr}.xml");
+
+                               # add css file for archive
+                               my $css_file = $Conf{CgiImageDir} . '/archive.css';
+                               if (-r $css_file) {
+                                       add_symlink($css_file, "$stage/archive.css");
+                               } else {
+                                       print "WARNING: missing $css_file, not added to iso image!\n";
+                               }
+
+                               print "Running mkisofs now for $parts_on_this_volume increments, disk $disk_name\n";
+
+                               my $cmd = $bin->{'mkisofs'} . qq{ -A BackupPC -gui -J -r -T --input-charset ISO-8859-2 -V "$disk_name" -o ${iso_file}.tmp -f $stage };
+
+                               system($cmd) == 0 or skip "can't run $cmd: $?";
+
+                               rename $iso_file.'.tmp', $iso_file || skip "can't rename $iso_file: $!";
+
+                               $iso_size = (stat($iso_file))[7];
+
+                               print "Created $iso_file [$iso_size bytes] in ", fmt_time(time() - $t), "\n";
+
+                               rmtree($stage) || warn "can't remove stage directory $stage: $!";
+
+                       } else {
+                               $iso_size = (stat($iso_file))[7];
+                               print "ISO $iso_file allready exists [$iso_size bytes]\n";
+                       }
+
+                       print "\nREADY TO BURN MEDIA $disk_name copy $copy_nr\n\nPlease insert blank media and press ENTER\n\n";
+
+                       system($bin->{'eject'}.' '.$eject_opts) == 0 or skip "can't run eject: $?";
+
+                       my $wait = <STDIN>;
+
+                       my $cmd = $bin->{'cdrecord'} . ' ' . $cdr_opts . ' ' . $iso_file;
+
+                       # FIXME
+                       print "## $cmd\n";
+                       system($cmd) == 0 or skip "can't run $cmd: $?";
+
+                       print "\n\nPLEASE REMOVE DVD MEDIA AND LABEL IT WITH $disk_name\n\n";
+
+                       $sth_archive_burned->execute($dvd_nr, $iso_size, $volume_nr, $copy_nr);
+
+                       print "Media burn for $disk_name copy $copy_nr recorded\n";
+
+                       if ($copy_nr >= $copies) {
+                               print STDERR "erasing temporary files, have $copy_nr copies (> $copies)\n";
+                               foreach my $f (( $xml_file, $iso_file )) {
+                                       print STDERR "\t$f ";
+                                       unlink $f || die "can't remove $f: $!";
+                                       print STDERR "removed\n";
+                               }
+                       }
+
+                       $volume_nr++;
+               }
+
+       }
 
 SKIP:
 
@@ -207,6 +551,13 @@ SKIP:
 #my $tar_file = BackupPC::SearchLib::getGzipName($row->{'host'}, $row->{'share'}, $row->{'num'});
 #print curr_time, sprintf(" %s:%s %-3d ", $row->{'host'}, $row->{'share'}, $row->{'num'}), " -> $tar_file ";
 
+print "Recoding finished, exiting...\n";
+
 $sth->finish;
+$sth_archive_backup_parts->finish;
+$sth_archive_burned->finish;
+$sth_archive_backup_check->finish;
+$sth_archive_burned->finish;
+
 $dbh->disconnect;