/[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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Diff of /trunk/bin/BackupPC_incPartsUpdate

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revision 230 by dpavlin, Tue Oct 25 09:30:52 2005 UTC revision 253 by dpavlin, Mon Dec 12 13:41:08 2005 UTC
# Line 32  my $tarIncCreate = $path .= 'BackupPC_ta Line 32  my $tarIncCreate = $path .= 'BackupPC_ta
32  die "can't find $tarIncCreate: $!\n" unless (-x $tarIncCreate);  die "can't find $tarIncCreate: $!\n" unless (-x $tarIncCreate);
33    
34  my $bin;  my $bin;
35  foreach my $c (qw/gzip split/) {  foreach my $c (qw/gzip/) {
36          $bin->{$c} = which($c) || die "$0 needs $c, install it\n";          $bin->{$c} = which($c) || die "$0 needs $c, install it\n";
37  }  }
38    
# Line 72  sub curr_time { Line 72  sub curr_time {
72          return strftime($t_fmt,localtime());          return strftime($t_fmt,localtime());
73  }  }
74    
 sub tar_join($) {  
         my $filename = shift;  
   
         my $in = my $out = $filename;  
         $out .= '.tmp';  
   
         # FIXME I should really order parts manually!  
         system("cat $in/part* > $out && rm -Rf $in && mv $out $in") == 0 or die "can't join $in: $?";  
   
 }  
   
75  sub tar_check($$$$) {  sub tar_check($$$$) {
76          my ($host,$share,$num,$filename) = @_;          my ($host,$share,$num,$filename) = @_;
77    
78            return 1;       # FIXME
79    
80          if ($debug) {          if ($debug) {
81                  print STDERR " {{ CHECK: ${host}:${share}#${num} and $filename";                  print STDERR " {{ CHECK: ${host}:${share}#${num} and $filename";
82          } else {          } else {
# Line 174  order by backups.date Line 165  order by backups.date
165    
166  } );  } );
167    
 my $sth_inc_size = $dbh->prepare(qq{ update backups set inc_size = ?, parts = ? where id = ? });  
 my $sth_inc_deleted = $dbh->prepare(qq{ update backups set inc_deleted = ? where id = ? });  
   
   
168  $sth->execute();  $sth->execute();
169  my $num_backups = $sth->rows;  my $num_backups = $sth->rows;
170  my $curr_backup = 1;  my $curr_backup = 1;
# Line 188  while (my $row = $sth->fetchrow_hashref) Line 175  while (my $row = $sth->fetchrow_hashref)
175          # this will return -1 if file doesn't exist          # this will return -1 if file doesn't exist
176          my $size = BackupPC::SearchLib::get_tgz_size_by_name($tar_file);          my $size = BackupPC::SearchLib::get_tgz_size_by_name($tar_file);
177    
178            print "# size: $size backup.size: ", $row->{inc_size},"\n" if ($opt{d});
179    
180            if ( $row->{'inc_size'} != -1 && $size != -1 && $row->{'inc_size'} == $size && ( $check && tar_check($row->{'host'}, $row->{'share'}, $row->{'num'}, "$tar_dir/$tar_file") || 1) ) {
181                    next;
182            }
183    
184          print curr_time, " $curr_backup/$num_backups ", $row->{'host'}, ":", $row->{'share'}, " #", $row->{'num'}, " -> $tar_file";          print curr_time, " $curr_backup/$num_backups ", $row->{'host'}, ":", $row->{'share'}, " #", $row->{'num'}, " -> $tar_file";
185          $curr_backup++;          $curr_backup++;
186    
187          my $t = time();          my $t = time();
188    
189          # re-create archive?          # re-create archive?
190          if ($row->{'inc_size'} == -1 || $size == -1 ||          my $cmd = qq{ $tarIncCreate -h "$row->{'host'}" -s "$row->{'share'}" -n $row->{'num'} };
191                  $row->{'inc_size'} != $size ||          print STDERR "## $cmd\n" if ($debug);
                 $check && ! tar_check($row->{'host'}, $row->{'share'}, $row->{'num'}, "$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'} $Conf{GzipLevel} > ${tar_dir}/${tar_file}.tmp};  
                 print STDERR "## $cmd\n" if ($debug);  
   
                 system($cmd) == 0 or die "failed: $?";  
192    
193                  rename("${tar_dir}/${tar_file}.tmp", "$tar_dir/$tar_file") or die "can't rename $tar_dir/$tar_file: $!";          if (system($cmd) != 0) {
194                    print STDERR " FAILED";
                 $size = (stat( "$tar_dir/$tar_file" ))[7];  
195          }          }
196    
         if ($size > $MIN_TAR_SIZE) {  
   
                 my $max_size = $Conf{'MaxArchiveSize'} || die "problem with MaxArchiveSize parametar";  
                 $max_size *= 1024;      # convert to bytes  
   
                 my $max_file_size = $Conf{'MaxArchiveFileSize'} || die "problem with MaxArchiveFileSize parametar";  
                 $max_file_size *= 1024; # bytes  
   
                 if ($max_file_size > $max_size) {  
                         warn "MaxArchiveFileSize ($max_file_size) is bigger than MaxArchiveSize ($max_size)\n";  
                         $max_file_size = $max_size;  
                 }  
   
                 # maximum file size on ISO image is 4Gb  
                 # this will require Linux kernel 2.6.8 or newer  
                 if ( $max_size > $max_file_size ) {  
                         $max_size = $max_file_size;  
                 }  
   
                 my $parts = int( ($size + $max_size - 1) / $max_size );  
   
                 if (-d "$tar_dir/$tar_file" && $parts != $row->{'parts'}) {  
                         print " join";  
                         tar_join("$tar_dir/$tar_file");  
                 }  
   
                 if ($size > $max_size && ! -d "$tar_dir/$tar_file") {  
                         print " split/$parts";  
                         my $in = my $out = "$tar_dir/$tar_file";  
                         $out .= '.tmp';  
                         rename $in, $out || die "can't rename $in: $!";  
                         mkdir $in || die "can't mkdir $in: $!";  
   
                         my $suffix_len = length("$parts");  
                         system("$bin->{'split'} -d -b $max_size -a $suffix_len $out $in/part") == 0 or die "can't split $out: $?";  
                         unlink $out || die "can't unlink $out: $!";  
                 }  
   
                 $sth_inc_size->execute($size, $parts, $row->{'backup_id'});  
                 $sth_inc_deleted->execute(0, $row->{'backup_id'});  
   
                 printf(" %1.2f MB", ($size / 1024 / 1024));  
   
         } else {  
                 $sth_inc_deleted->execute(1, $row->{'backup_id'});  
                 unlink "$tar_dir/$tar_file" || die "can't delete $tar_dir/$tar_file: $!\n";  
                 print " EMPTY";  
         }  
197          print ", dur: ",fmt_time(time() - $t), "\n";          print ", dur: ",fmt_time(time() - $t), "\n";
198    
199          $dbh->commit;          $dbh->commit;
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