6 |
use DBI; |
use DBI; |
7 |
use BackupPC::Lib; |
use BackupPC::Lib; |
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use BackupPC::View; |
use BackupPC::View; |
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use BackupPC::Attrib qw/:all/; |
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use Data::Dumper; |
use Data::Dumper; |
11 |
use Time::HiRes qw/time/; |
use Time::HiRes qw/time/; |
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use POSIX qw/strftime/; |
use POSIX qw/strftime/; |
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use BackupPC::SearchLib; |
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use Cwd qw/abs_path/; |
use Cwd qw/abs_path/; |
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use File::Which; |
use File::Which; |
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use Archive::Tar::Streamed; |
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use Algorithm::Diff; |
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use Getopt::Std; |
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use File::Slurp; |
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my $bpc = BackupPC::Lib->new || die "can't create BackupPC::Lib"; |
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my %Conf = $bpc->Conf(); |
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use BackupPC::SearchLib; |
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%BackupPC::SearchLib::Conf = %Conf; |
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26 |
my $path = abs_path($0); |
my $path = abs_path($0); |
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$path =~ s#/[^/]+$#/#; |
$path =~ s#/[^/]+$#/#; |
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die "can't find $tarIncCreate: $!\n" unless (-x $tarIncCreate); |
die "can't find $tarIncCreate: $!\n" unless (-x $tarIncCreate); |
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my $bin; |
my $bin; |
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foreach my $c (qw/gzip split/) { |
foreach my $c (qw/gzip md5sum/) { |
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$bin->{$c} = which($c) || die "$0 needs $c, install it\n"; |
$bin->{$c} = which($c) || die "$0 needs $c, install it\n"; |
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} |
} |
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my %opt; |
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getopts("cd", \%opt ); |
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my $debug = $opt{d}; |
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my $check = $opt{c} && print STDERR "NOTICE: tar archive check forced\n"; |
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my $debug = 0; |
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43 |
$|=1; |
$|=1; |
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45 |
my $start_t = time(); |
my $start_t = time(); |
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my $t_fmt = '%Y-%m-%d %H:%M:%S'; |
my $t_fmt = '%Y-%m-%d %H:%M:%S'; |
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my $hosts; |
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my $bpc = BackupPC::Lib->new || die; |
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my %Conf = $bpc->Conf(); |
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my $TopDir = $bpc->TopDir(); |
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my $beenThere = {}; |
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my $dsn = $Conf{SearchDSN} || die "Need SearchDSN in config.pl\n"; |
my $dsn = $Conf{SearchDSN} || die "Need SearchDSN in config.pl\n"; |
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my $user = $Conf{SearchUser} || ''; |
my $user = $Conf{SearchUser} || ''; |
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return strftime($t_fmt,localtime()); |
return strftime($t_fmt,localtime()); |
71 |
} |
} |
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my $hsn_cache; |
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sub get_backup_id($$$) { |
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my ($host, $share, $num) = @_; |
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my $key = "$host $share $num"; |
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return $hsn_cache->{$key} if ($hsn_cache->{$key}); |
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my $sth = $dbh->prepare(qq{ |
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SELECT |
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backups.id |
84 |
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FROM backups |
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INNER JOIN shares ON backups.shareID=shares.ID |
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INNER JOIN hosts ON backups.hostID = hosts.ID |
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where hosts.name = ? and shares.name = ? and backups.num = ? |
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}); |
89 |
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$sth->execute($host, $share, $num); |
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my ($id) = $sth->fetchrow_array; |
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92 |
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$hsn_cache->{"$host $share $num"} = $id; |
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print STDERR "# $host $share $num == $id\n" if ($opt{d}); |
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96 |
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return $id; |
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} |
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sub tar_check($$$$) { |
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my ($host,$share,$num,$filename) = @_; |
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my $t = time(); |
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print curr_time, " check $host:$share#$num -> $filename"; |
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# depending on expected returned value this is used like: |
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# my $uncompress_size = get_gzip_size('/full/path/to.gz'); |
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# my ($compress_size, $uncompress_size) = get_gzip_size('/path.gz'); |
109 |
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sub get_gzip_size($) { |
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my $filename = shift; |
111 |
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die "file $filename problem: $!" unless (-r $filename); |
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open(my $gzip, $bin->{gzip}." -l $filename |") || die "can't gzip -l $filename: $!"; |
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my $line = <$gzip>; |
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chomp($line); |
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$line = <$gzip> if ($line =~ /^\s+compressed/); |
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my ($comp, $uncomp) = (0,0); |
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119 |
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if ($line =~ m/^\s+(\d+)\s+(\d+)\s+\d+\.\d+/) { |
120 |
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if (wantarray) { |
121 |
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return [ $1, $2 ]; |
122 |
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} else { |
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return $2; |
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} |
125 |
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} else { |
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die "can't find size in line: $line"; |
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} |
128 |
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} |
129 |
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sub check_part { |
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my ($host, $share, $num, $part_nr, $tar_size, $size, $md5, $items) = @_; |
132 |
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my $backup_id = get_backup_id($host, $share, $num); |
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my $sth_md5 = $dbh->prepare(qq{ |
134 |
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select |
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id, tar_size, size, md5, items |
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from backup_parts |
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where backup_id = ? and part_nr = ? |
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}); |
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$sth_md5->execute($backup_id, $part_nr); |
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142 |
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if (my $row = $sth_md5->fetchrow_hashref) { |
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return if ( |
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$row->{tar_size} >= $tar_size && |
145 |
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$row->{size} == $size && |
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$row->{md5} eq $md5 && |
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$row->{items} == $items |
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); |
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print ", deleting invalid backup_parts $row->{id}"; |
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$dbh->do(qq{ delete from backup_parts where id = $row->{id} }); |
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} |
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print ", inserting new"; |
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my $sth_insert = $dbh->prepare(qq{ |
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insert into backup_parts ( |
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backup_id, |
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part_nr, |
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tar_size, |
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size, |
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md5, |
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items |
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) values (?,?,?,?,?,?) |
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}); |
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$sth_insert->execute($backup_id, $part_nr, $tar_size, $size, $md5, $items); |
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$dbh->commit; |
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} |
167 |
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my @tar_parts; |
169 |
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170 |
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if (-d "$tar_dir/$filename") { |
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print ", multi-part"; |
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opendir(my $dir, "$tar_dir/$filename") || die "can't readdir $tar_dir/$filename: $!"; |
173 |
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@tar_parts = map { my $p = $_; $p =~ s#^#${filename}/#; $p } grep { !/^\./ && !/md5/ && -f "$tar_dir/$filename/$_" } readdir($dir); |
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closedir($dir); |
175 |
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} else { |
176 |
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push @tar_parts, "${filename}.tar.gz"; |
177 |
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} |
178 |
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179 |
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print " [parts: ",join(", ", @tar_parts),"]" if ($opt{d}); |
180 |
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181 |
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my $same = 1; |
182 |
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my @tar_files; |
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my $backup_part; |
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print " reading" if ($opt{d}); |
187 |
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188 |
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foreach my $tarfilename (@tar_parts) { |
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print "\n\t- $tarfilename"; |
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my $path = "$tar_dir/$tarfilename"; |
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my $size = (stat( $path ))[7] || die "can't stat $path: $!"; |
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196 |
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if ($size > $Conf{MaxArchiveSize}) { |
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print ", part bigger than media $size > $Conf{MaxArchiveSize}\n"; |
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return 0; |
199 |
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} |
200 |
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201 |
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print ", $size bytes"; |
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203 |
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204 |
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open(my $fh, "gzip -cd $path |") or die "can't open $path: $!"; |
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binmode($fh); |
206 |
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my $tar = Archive::Tar::Streamed->new($fh); |
207 |
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208 |
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my $tar_size_inarc = 0; |
209 |
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my $items = 0; |
210 |
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211 |
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while(my $entry = $tar->next) { |
212 |
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push @tar_files, $entry->name; |
213 |
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$items++; |
214 |
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$tar_size_inarc += $entry->size; |
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216 |
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if ($tar_size_inarc > $Conf{MaxArchiveFileSize}) { |
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print ", part $tarfilename is too big $tar_size_inarc > $Conf{MaxArchiveFileSize}\n"; |
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return 0; |
219 |
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} |
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} |
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close($fh); |
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print ", $items items"; |
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227 |
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if ($tar_size_inarc == 0 && $items == 0) { |
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print ", EMPTY tar\n"; |
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my $backup_id = get_backup_id($host, $share, $num); |
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my $sth_inc_deleted = $dbh->prepare(qq{ |
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update backups set |
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inc_deleted = true |
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where id = ? |
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}); |
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$sth_inc_deleted->execute($backup_id); |
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$dbh->commit; |
240 |
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return 1; |
242 |
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} |
243 |
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244 |
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my $tar_size = get_gzip_size( $path ); |
245 |
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246 |
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# real tar size is bigger because of padding |
247 |
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if ($tar_size_inarc > $tar_size) { |
248 |
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print ", size of files in tar bigger than whole tar!\n"; |
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return 0; |
250 |
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} |
251 |
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252 |
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# |
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# check if md5 exists, and if not, create one |
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# |
255 |
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256 |
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my $md5_path = $path; |
257 |
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$md5_path =~ s/\.tar\.gz$/.md5/ || die "can't create md5 filename from $md5_path"; |
258 |
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if (! -e $md5_path || -z $md5_path) { |
259 |
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print ", creating md5"; |
260 |
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system( $bin->{md5sum} . " $path > $md5_path") == 0 or die "can't create md5 $path: $!"; |
261 |
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} else { |
262 |
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## FIXME check if existing md5 is valid |
263 |
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} |
264 |
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265 |
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my $md5 = read_file( $md5_path ) || die "can't read md5sum file $md5_path: $!"; |
266 |
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$md5 =~ s#\s.*$##; |
267 |
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268 |
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# extract part number from filename |
269 |
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my $part_nr = 1; |
270 |
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$part_nr = $1 if ($tarfilename =~ m#/(\d+)\.tar\.gz#); |
271 |
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272 |
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# |
273 |
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# finally, check if backup_parts table in database is valid |
274 |
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# |
275 |
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276 |
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check_part($host, $share, $num, $part_nr, $tar_size, $size, $md5, $items); |
277 |
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} |
278 |
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279 |
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# short-cut and exit; |
280 |
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return $same unless($same); |
281 |
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282 |
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@tar_files = sort @tar_files; |
283 |
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print "\n\t",($#tar_files + 1), " tar files"; |
284 |
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285 |
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my $sth = $dbh->prepare(qq{ |
286 |
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SELECT path,type |
287 |
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FROM files |
288 |
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JOIN shares on shares.id = shareid |
289 |
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JOIN hosts on hosts.id = shares.hostid |
290 |
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WHERE hosts.name = ? and shares.name = ? and backupnum = ? |
291 |
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}); |
292 |
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$sth->execute($host, $share, $num); |
293 |
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my @db_files; |
294 |
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while( my $row = $sth->fetchrow_hashref ) { |
295 |
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296 |
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my $path = $row->{'path'} || die "no path?"; |
297 |
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$path =~ s#^/#./#; |
298 |
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$path .= '/' if ($row->{'type'} == BPC_FTYPE_DIR); |
299 |
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push @db_files, $path; |
300 |
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} |
301 |
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302 |
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print " ",($#db_files + 1), " database files, diff"; |
303 |
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304 |
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@db_files = sort @db_files; |
305 |
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306 |
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if ($#tar_files != $#db_files) { |
307 |
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$same = 0; |
308 |
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print " NUMBER"; |
309 |
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} else { |
310 |
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my $diff = Algorithm::Diff->new(\@tar_files, \@db_files); |
311 |
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while ( $diff->Next() ) { |
312 |
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next if $diff->Same(); |
313 |
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$same = 0; |
314 |
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print "< $_\n" for $diff->Items(1); |
315 |
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print "> $_\n" for $diff->Items(2); |
316 |
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} |
317 |
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} |
318 |
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319 |
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print " ",($same ? 'ok' : 'DIFFERENT'), |
320 |
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", dur: ",fmt_time(time() - $t), "\n"; |
321 |
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322 |
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return $same; |
323 |
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} |
324 |
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325 |
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|
326 |
#----- main |
#----- main |
327 |
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328 |
my $sth = $dbh->prepare( qq{ |
my $sth = $dbh->prepare( qq{ |
344 |
} ); |
} ); |
345 |
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|
346 |
$sth->execute(); |
$sth->execute(); |
347 |
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my $num_backups = $sth->rows; |
348 |
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my $curr_backup = 1; |
349 |
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|
350 |
my $sth_inc_size = $dbh->prepare(qq{ update backups set inc_size = ?, parts = ? where id = ? }); |
while (my $row = $sth->fetchrow_hashref) { |
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my $sth_inc_deleted = $dbh->prepare(qq{ update backups set inc_deleted = ? where id = ? }); |
|
351 |
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|
352 |
%BackupPC::SearchLib::Conf = %Conf; |
$curr_backup++; |
353 |
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while (my $row = $sth->fetchrow_hashref) { |
|
354 |
my $tar_file = BackupPC::SearchLib::getGzipName($row->{'host'}, $row->{'share'}, $row->{'num'}); |
my $tar_file = BackupPC::SearchLib::getGzipName($row->{'host'}, $row->{'share'}, $row->{'num'}); |
355 |
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|
356 |
# this will return -1 if file doesn't exist |
# this will return -1 if file doesn't exist |
357 |
my $size = BackupPC::SearchLib::get_tgz_size_by_name($tar_file); |
my $size = BackupPC::SearchLib::get_tgz_size_by_name($tar_file); |
358 |
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|
359 |
print curr_time, " ", $row->{'host'}, ":", $row->{'share'}, " #", $row->{'num'}, " -> $tar_file"; |
print "# size: $size backup.size: ", $row->{inc_size},"\n" if ($opt{d}); |
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my $t = time(); |
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# re-create archive? |
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if ($row->{'inc_size'} == -1 || $size == -1 || $row->{'inc_size'} != $size) { |
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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}; |
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print STDERR "## $cmd\n" if ($debug); |
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system($cmd) == 0 or die "failed: $?"; |
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rename "${tar_dir}/${$tar_file}.tmp", "$tar_dir/$tar_file" or die "can't rename $tar_dir/$tar_file: $!"; |
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$size = (stat( "$tar_dir/$tar_file" ))[7]; |
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} |
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if ($size > 45) { |
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my $max_size = $Conf{'MaxArchiveSize'} || die "problem with MaxArchieSize parametar"; |
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$max_size *= 1024; # convert to bytes |
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my $parts = int( ($size + $max_size - 1) / $max_size ); |
|
360 |
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|
361 |
if (-d "$tar_dir/$tar_file" && $parts != $row->{'parts'}) { |
if ( $row->{'inc_size'} != -1 && $size != -1 && $row->{'inc_size'} >= $size) { |
362 |
print " join"; |
if ($check) { |
363 |
|
tar_check($row->{'host'}, $row->{'share'}, $row->{'num'}, $tar_file) && next; |
364 |
my $in = my $out = "$tar_dir/$tar_file"; |
} else { |
365 |
$out .= '.tmp'; |
next; |
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# FIXME I should really order parts manually! |
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system("cat $in/part* > $out && rm -Rf $in && mv $out $in") == 0 or die "can't join $in: $?"; |
|
366 |
} |
} |
367 |
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} |
368 |
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|
369 |
if ($size > $max_size && ! -d "$tar_dir/$tar_file") { |
print curr_time, " creating $curr_backup/$num_backups ", $row->{'host'}, ":", $row->{'share'}, " #", $row->{'num'}, " -> $tar_file"; |
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print " split/$parts"; |
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my $in = my $out = "$tar_dir/$tar_file"; |
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$out .= '.tmp'; |
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rename $in, $out || die "can't rename $in: $!"; |
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mkdir $in || die "can't mkdir $in: $!"; |
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my $suffix_len = length("$parts"); |
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system("$bin->{'split'} -d -b $max_size -a $suffix_len $out $in/part") == 0 or die "can't split $out: $?"; |
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unlink $out || die "can't unlink $out: $!"; |
|
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} |
|
370 |
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|
371 |
$sth_inc_size->execute($size, $parts, $row->{'backup_id'}); |
my $t = time(); |
|
$sth_inc_deleted->execute(0, $row->{'backup_id'}); |
|
372 |
|
|
373 |
printf(" %1.2f MB", ($size / 1024 / 1024)); |
# re-create archive? |
374 |
|
my $cmd = qq{ $tarIncCreate -h "$row->{'host'}" -s "$row->{'share'}" -n $row->{'num'} -f }; |
375 |
|
print STDERR "## $cmd\n" if ($debug); |
376 |
|
|
377 |
} else { |
if (system($cmd) != 0) { |
378 |
$sth_inc_deleted->execute(1, $row->{'backup_id'}); |
print STDERR " FAILED"; |
|
unlink "$tar_dir/$tar_file" || die "can't delete $tar_dir/$tar_file: $!\n"; |
|
|
print " EMPTY"; |
|
379 |
} |
} |
380 |
|
|
381 |
print ", dur: ",fmt_time(time() - $t), "\n"; |
print ", dur: ",fmt_time(time() - $t), "\n"; |
382 |
|
|
383 |
$dbh->commit; |
$dbh->commit; |