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use Data::Dump qw/dump/; |
use Data::Dump qw/dump/; |
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use Carp qw/confess/; |
use Carp qw/confess/; |
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use IO::File; |
use IO::File; |
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use Getopt::Long; |
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my $debug = 0; |
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my $fuse_debug = 0; |
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GetOptions( |
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'debug+' => \$debug, |
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'fuse-debug+' => \$fuse_debug, |
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); |
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my $mount = { |
my $mount = { |
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from => '/tmp/comp', |
from => '/tmp/comp', |
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tmp => '/dev/shm/comp', |
tmp => '/dev/shm/comp', |
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}; |
}; |
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my $debug = 0; |
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my $skip_extensions_regex = qr/\.(?:sw[a-z]|gif|png|jpeg|jpg|avi|rar|zip|bz2|gz|tgz|avi|mpeg|mpg|tmp|temp)$/i; |
my $skip_extensions_regex = qr/\.(?:sw[a-z]|gif|png|jpeg|jpg|avi|rar|zip|bz2|gz|tgz|avi|mpeg|mpg|tmp|temp)$/i; |
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|
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# don't compress files smaller than this |
# don't compress files smaller than this |
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my $dest_path = $tmp; |
my $dest_path = $tmp; |
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$dest_path =~ s!/[^/]+$!!; #!vim-fix |
$dest_path =~ s!/[^/]+$!!; #!vim-fix |
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mkpath $dest_path unless -e $dest_path; |
mkpath $dest_path unless -e $dest_path; |
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file_copy( '<:gzip', $path, '>', $tmp ); |
if ( -s $path ) { |
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file_copy( '<:gzip', $path, '>', $tmp ) |
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} else { |
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warn "ERROR: filesystem corruption, $path is zero size\n"; |
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} |
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$path = $tmp; |
$path = $tmp; |
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} |
} |
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warn "<<< open abs path: $path [", -e $path ? -s $path : 'new' , "]\n"; |
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return -$! unless sysopen($fh , $path, $mode); |
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close($fh); |
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$pending->{$file}->{path} = $path; |
if ( sysopen($fh , $path, $mode) ) { |
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return 0; |
close($fh) || confess "can't close $path: $!"; |
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warn "<<< open $path [", -e $path ? -s $path : 'new' , "]\n"; |
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$pending->{$file}->{path} = $path; |
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return 0; |
182 |
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} else { |
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warn "ERROR: can't open $path : $!"; |
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return -$!; |
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} |
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187 |
} |
} |
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sub x_read { |
sub x_read { |
248 |
rename $tmp, $new_tmp || confess "can't rename $tmp -> $new_tmp : $!"; |
rename $tmp, $new_tmp || confess "can't rename $tmp -> $new_tmp : $!"; |
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} |
} |
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251 |
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if (defined( $pending->{$old} )) { |
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$pending->{$new} = $pending->{$old}; |
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254 |
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my $path = $pending->{$old}->{path}; |
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$path =~ s/\Q$old\E/$new/; |
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$pending->{$new}->{path} = $path; |
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$pending->{$old}->{path} = $path; |
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259 |
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#delete( $pending->{$old} ); |
260 |
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} |
261 |
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262 |
return $err; |
return $err; |
263 |
} |
} |
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sub x_link { return link(fixup(shift),fixup(shift)) ? 0 : -$! } |
sub x_link { return link(fixup(shift),fixup(shift)) ? 0 : -$! } |
291 |
$no_gz =~ s/\.gz$//; |
$no_gz =~ s/\.gz$//; |
292 |
rename $path, $no_gz || confess "can't rename $path -> $no_gz: $!"; |
rename $path, $no_gz || confess "can't rename $path -> $no_gz: $!"; |
293 |
} |
} |
294 |
warn "## truncate( $file $size ) $path [", -s $path, "]\n"; |
warn "## truncate( $file $size ) $path [", -s $path, "] = $rv\n" if $debug; |
295 |
$pending->{$file}->{write}++; |
$pending->{$file}->{write}++; |
296 |
return $rv; |
return $rv; |
297 |
} |
} |
329 |
} |
} |
330 |
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331 |
if ( $file =~ $skip_extensions_regex ) { |
if ( $file =~ $skip_extensions_regex ) { |
332 |
warn "release $file $mode -- uncompressed\n"; |
warn "release $file [",-s $path,"] skipped compression\n"; |
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file_copy( '<', $path, '>', $dest ) if ( $path ne $dest ); |
file_copy( '<', $path, '>', $dest ) if ( $path ne $dest ); |
334 |
} elsif ( -s $path < $min_compress_size ) { |
} elsif ( -s $path < $min_compress_size ) { |
335 |
warn "release $file -- uncompressed, too small [", -s $path, "]\n"; |
warn "release $file [",-s $path,"] uncompressed, too small\n"; |
336 |
file_copy( '<', $path, '>', $dest ) if ( $path ne $dest ); |
file_copy( '<', $path, '>', $dest ) if ( $path ne $dest ); |
337 |
} else { |
} else { |
338 |
warn "release $file $mode -- compressing\n"; |
warn "release $file [",-s $path,"] compressing\n"; |
339 |
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340 |
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my $comp = $dest . '.gz'; |
341 |
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file_copy( '<', $path, '>:gzip', $comp ); |
342 |
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343 |
file_copy( '<', $path, '>:gzip', $dest . '.gz' ); |
my ( $size_path, $size_comp ) = ( -s $path, -s $comp ); |
344 |
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|
345 |
# FIXME add timeout to remove uncompressed version? |
if ( $size_path <= $size_comp ) { |
346 |
# FIXME leave uncompressed file if smaller than compressed |
warn ">>> $size_path <= $size_comp leaving uncompressed\n"; |
347 |
unlink $path || warn "can't remove $path: $!"; |
unlink $comp || warn "can't reamove: $comp: $!"; |
348 |
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} else { |
349 |
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warn ">>> compressed $size_path -> $size_comp ",int(($size_comp * 100) / $size_path),"%\n"; |
350 |
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# FIXME add timeout to remove uncompressed version? |
351 |
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unlink $path || warn "can't remove $path: $!"; |
352 |
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} |
353 |
} |
} |
354 |
} else { |
} else { |
355 |
warn "release $file, but still used ", $pending->{$file}->{open} , " times, delaying compression\n"; |
warn "release $file, but still used ", $pending->{$file}->{open} , " times, delaying compression\n"; |
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statfs =>"main::x_statfs", |
statfs =>"main::x_statfs", |
387 |
release =>"main::x_release", |
release =>"main::x_release", |
388 |
# threaded=>1, |
# threaded=>1, |
389 |
# debug => 1, |
debug => $fuse_debug, |
390 |
); |
); |