/[BackupPC]/trunk/bin/BackupPC_incPartsUpdate
This is repository of my old source code which isn't updated any more. Go to git.rot13.org for current projects!
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revision 194 by dpavlin, Thu Oct 13 17:11:59 2005 UTC revision 201 by dpavlin, Fri Oct 14 14:02:51 2005 UTC
# Line 11  use Time::HiRes qw/time/; Line 11  use Time::HiRes qw/time/;
11  use POSIX qw/strftime/;  use POSIX qw/strftime/;
12  use BackupPC::SearchLib;  use BackupPC::SearchLib;
13  use Cwd qw/abs_path/;  use Cwd qw/abs_path/;
14    use File::Which;
15    
16  my $path = abs_path($0);  my $path = abs_path($0);
17  $path =~ s#/[^/]+$#/#;  $path =~ s#/[^/]+$#/#;
# Line 18  my $tarIncCreate = $path .= 'BackupPC_ta Line 19  my $tarIncCreate = $path .= 'BackupPC_ta
19    
20  die "can't find $tarIncCreate: $!\n" unless (-x $tarIncCreate);  die "can't find $tarIncCreate: $!\n" unless (-x $tarIncCreate);
21    
22    my $bin;
23    foreach my $c (qw/gzip split/) {
24            $bin->{$c} = which($c) || die "$0 needs $c, install it\n";
25    }
26    
27    
28  my $debug = 0;  my $debug = 0;
29  $|=1;  $|=1;
30    
# Line 64  select Line 71  select
71          hosts.name as host,          hosts.name as host,
72          shares.name as share,          shares.name as share,
73          backups.num as num,          backups.num as num,
74          inc_size          inc_size,
75            parts
76  from backups  from backups
77          join shares on backups.hostid = shares.hostid          join shares on backups.hostid = shares.hostid
78                  and shares.id = backups.shareid                  and shares.id = backups.shareid
# Line 76  order by backups.date Line 84  order by backups.date
84    
85  $sth->execute();  $sth->execute();
86    
87  my $sth_inc_size = $dbh->prepare(qq{ update backups set inc_size = ? where id = ? });  my $sth_inc_size = $dbh->prepare(qq{ update backups set inc_size = ?, parts = ? where id = ? });
88  my $sth_inc_deleted = $dbh->prepare(qq{ update backups set inc_deleted = ? where id = ? });  my $sth_inc_deleted = $dbh->prepare(qq{ update backups set inc_deleted = ? where id = ? });
89    
90  %BackupPC::SearchLib::Conf = %Conf;  %BackupPC::SearchLib::Conf = %Conf;
# Line 93  while (my $row = $sth->fetchrow_hashref) Line 101  while (my $row = $sth->fetchrow_hashref)
101    
102          # re-create archive?          # re-create archive?
103          if ($row->{'inc_size'} == -1 || $size == -1 || $row->{'inc_size'} != $size) {          if ($row->{'inc_size'} == -1 || $size == -1 || $row->{'inc_size'} != $size) {
104                  my $cmd = qq{$tarIncCreate -h "$row->{'host'}" -s "$row->{'share'}" -n $row->{'num'} | gzip -9 > $tar_dir/$tar_file};                  my $cmd = qq{rm -Rf $tar_dir/$tar_file && $tarIncCreate -h "$row->{'host'}" -s "$row->{'share'}" -n $row->{'num'} | $bin->{'gzip'} -9 > $tar_dir/$tar_file};
105                  print STDERR "## $cmd\n" if ($debug);                  print STDERR "## $cmd\n" if ($debug);
106    
107                  system($cmd) == 0 or die "failed: $?";                  system($cmd) == 0 or die "failed: $?";
# Line 104  while (my $row = $sth->fetchrow_hashref) Line 112  while (my $row = $sth->fetchrow_hashref)
112          if ($size > 45) {          if ($size > 45) {
113    
114                  my $max_size = $Conf{'MaxArchiveSize'} || die "problem with MaxArchieSize parametar";                  my $max_size = $Conf{'MaxArchiveSize'} || die "problem with MaxArchieSize parametar";
115                    $max_size *= 1024;      # convert to bytes
116    
117                    my $parts = int( ($size + $max_size - 1) / $max_size );
118    
119                    if (-d "$tar_dir/$tar_file" && $parts != $row->{'parts'}) {
120                            print " join";
121    
122                            my $in = my $out = "$tar_dir/$tar_file";
123                            $out .= '.tmp';
124    
125                            # FIXME I should really order parts manually!
126                            system("cat $in/part* > $out && rm -Rf $in && mv $out $in") == 0 or die "can't join $in: $?";
127                    }
128    
129                  if ($size > $max_size && ! -d "$tar_dir/$tar_file") {                  if ($size > $max_size && ! -d "$tar_dir/$tar_file") {
130                          print " split";                          print " split/$parts";
131                          my $in = my $out = "$tar_dir/$tar_file";                          my $in = my $out = "$tar_dir/$tar_file";
132                          $out .= '.tmp';                          $out .= '.tmp';
133                          rename $in, $out || die "can't rename $in: $!";                          rename $in, $out || die "can't rename $in: $!";
134                          mkdir $in || die "can't mkdir $in: $!";                          mkdir $in || die "can't mkdir $in: $!";
135                          system("split -d -b $max_size $out $in/part") == 0 or die "can't split $out: $!";  
136                            my $suffix_len = length("$parts");
137                            system("$bin->{'split'} -d -b $max_size -a $suffix_len $out $in/part") == 0 or die "can't split $out: $?";
138                          unlink $out || die "can't unlink $out: $!";                          unlink $out || die "can't unlink $out: $!";
139                  }                  }
140    
141                  $sth_inc_size->execute($size, $row->{'backup_id'});                  $sth_inc_size->execute($size, $parts, $row->{'backup_id'});
142                  $sth_inc_deleted->execute(0, $row->{'backup_id'});                  $sth_inc_deleted->execute(0, $row->{'backup_id'});
143    
144                  printf(" %1.2f MB", ($size / 1024 / 1024));                  printf(" %1.2f MB", ($size / 1024 / 1024));
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