/[BackupPC]/trunk/bin/BackupPC_tarIncCreate
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Diff of /trunk/bin/BackupPC_tarIncCreate

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revision 251 by dpavlin, Mon Dec 12 12:16:01 2005 UTC revision 261 by dpavlin, Mon Dec 12 21:11:17 2005 UTC
# Line 86  my %opts; Line 86  my %opts;
86  my $in_backup_increment;  my $in_backup_increment;
87    
88    
89  if ( !getopts("th:n:p:r:s:b:w:vd", \%opts) ) {  if ( !getopts("th:n:p:r:s:b:w:vdf", \%opts) ) {
90      print STDERR <<EOF;      print STDERR <<EOF;
91  usage: $0 [options]  usage: $0 [options]
92    Required options:    Required options:
# Line 102  usage: $0 [options] Line 102  usage: $0 [options]
102       -p pathAdd      new path prefix       -p pathAdd      new path prefix
103       -b BLOCKS       BLOCKS x 512 bytes per record (default 20; same as tar)       -b BLOCKS       BLOCKS x 512 bytes per record (default 20; same as tar)
104       -w writeBufSz   write buffer size (default 1048576 = 1MB)       -w writeBufSz   write buffer size (default 1048576 = 1MB)
105         -f              overwrite existing parts
106       -v              verbose output       -v              verbose output
107       -d              debug output       -d              debug output
108  EOF  EOF
# Line 198  my(%HardLinkExtraFiles, @HardLinks); Line 199  my(%HardLinkExtraFiles, @HardLinks);
199  #  #
200    
201  my $max_file_size = $Conf{'MaxArchiveFileSize'} || die "problem with MaxArchiveFileSize parametar";  my $max_file_size = $Conf{'MaxArchiveFileSize'} || die "problem with MaxArchiveFileSize parametar";
 $max_file_size *= 1024;  
202    
203  my $tar_dir = $Conf{InstallDir}.'/'.$Conf{GzipTempDir};  my $tar_dir = $Conf{InstallDir}.'/'.$Conf{GzipTempDir};
204  die "problem with $tar_dir, check GzipTempDir in configuration\n" unless (-d $tar_dir && -w $tar_dir);  die "problem with $tar_dir, check GzipTempDir in configuration\n" unless (-d $tar_dir && -w $tar_dir);
# Line 222  $sth->execute($Host, $ShareName, $Num); Line 222  $sth->execute($Host, $ShareName, $Num);
222  my ($backup_id) = $sth->fetchrow_array;  my ($backup_id) = $sth->fetchrow_array;
223  $sth->finish;  $sth->finish;
224    
225    
226    # delete exising backup_parts
227    my $sth_delete_backup_parts = $dbh->prepare(qq{
228            delete from backup_parts
229            where backup_id = ?
230    });
231    $sth_delete_backup_parts->execute($backup_id);
232    
233    
234  print STDERR "backup_id: $backup_id working dir: $tar_dir, max uncompressed size $max_file_size bytes, tar $tar_file\n" if ($opts{d});  print STDERR "backup_id: $backup_id working dir: $tar_dir, max uncompressed size $max_file_size bytes, tar $tar_file\n" if ($opts{d});
235    
236    if (-e $tar_path_final) {
237            if ($opts{f}) {
238                    rmtree $tar_path_final || die "can't remove $tar_path_final: $!";
239            } else {
240                    die "$tar_path_final allready exists\n";
241            }
242    }
243    
244  my $fh;  my $fh;
245  my $part = 0;  my $part = 0;
# Line 236  sub new_tar_part { Line 252  sub new_tar_part {
252          if ($fh) {          if ($fh) {
253                  return if ($current_tar_size == 0);                  return if ($current_tar_size == 0);
254    
255                  print STDERR " $part" if ($opts{v});                  print STDERR " $part";
256    
257                  #                  #
258                  # Finish with two null 512 byte headers,                  # Finish with two null 512 byte headers,
# Line 264  sub new_tar_part { Line 280  sub new_tar_part {
280                          $items_in_part,                          $items_in_part,
281                  );                  );
282    
283                  $total_increment_size += int( ( $size + 1023 ) / 1024 ) * 1024;                  $total_increment_size += $size;
284    
285                  if ($arg->{close}) {                  if ($arg->{close}) {
286    
287                            sub move($$) {
288                                    my ($from,$to) = @_;
289                                    print STDERR "# rename $from -> $to\n" if ($opts{d});
290                                    rename $from, $to || die "can't move $from -> $to: $!\n";
291                            }
292    
293                          if ($part == 1) {                          if ($part == 1) {
294                                  print STDERR " single";                                  print STDERR " single" if ($opts{v});
295                                  rename "${tar_path}/1.tar.gz", "${tar_path_final}/.tar.gz" || die "can't move tar ${tar_path}: $! ";                                  move("${tar_path}/1.tar.gz", "${tar_path_final}.tar.gz");
296                                  rename "${tar_path}/1.md5", "${tar_path_final}/.md5" || die "can't move md5 ${tar_path}: $! ";                                  move("${tar_path}/1.md5", "${tar_path_final}.md5");
297                                    rmtree $tar_path or die "can't remove temporary dir $tar_path: $!";
298                          } else {                          } else {
299                                  print STDERR " [last]";                                  print STDERR " [last]" if ($opts{v});
300                                  rename "${tar_path}", "${tar_path_final}" || die "can't move tar ${tar_path}: $! ";                                  move("${tar_path}", "${tar_path_final}");
301    
302                                    # if this archive was single part, remove it
303                                    foreach my $suffix (qw/.tar.gz .md5/) {
304                                            my $path = $tar_path_final . $suffix;
305                                            unlink $path if (-e $path);
306                                    }
307                          }                          }
308    
309                          $sth_inc_size->execute(                          $sth_inc_size->execute(
# Line 295  sub new_tar_part { Line 324  sub new_tar_part {
324          # if this is first part, create directory          # if this is first part, create directory
325    
326          if ($part == 1) {          if ($part == 1) {
327                  if (-d $tar_path) {                  if (-e $tar_path) {
328                          print STDERR "# deleting existing $tar_path\n" if ($opts{d});                          print STDERR "# deleting existing $tar_path\n" if ($opts{d});
329                          rmtree($tar_path);                          rmtree($tar_path);
330                  }                  }
# Line 340  new_tar_part(); Line 369  new_tar_part();
369  if (seedCache($Host, $ShareName, $Num)) {  if (seedCache($Host, $ShareName, $Num)) {
370          archiveWrite($fh, '/');          archiveWrite($fh, '/');
371          archiveWriteHardLinks($fh);          archiveWriteHardLinks($fh);
372            new_tar_part( close => 1 );
373  } else {  } else {
374          print STDERR "NOTE: no files found for $Host:$ShareName, increment $Num\n" if ($opts{v});          print STDERR "NOTE: no files found for $Host:$ShareName, increment $Num\n" if ($opts{v});
375          $no_files = 1;          # remove temporary files if there are no files
 }  
   
 new_tar_part( close => 1 );  
   
 # remove temporary files if there are no files  
 if ($no_files) {  
376          rmtree($tar_path);          rmtree($tar_path);
 } elsif ($part == 1) {  
         warn "FIXME: if there is only one part move to parent directory and rename";  
377  }  }
378    
379  #  #
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