/usr/share/apt-cacher/apt-cacher-format-transition.pl is in apt-cacher 1.7.6.
This file is owned by root:root, with mode 0o755.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 | #!/usr/bin/perl
use warnings;
use strict;
die "Please specify the cache directory!\n" if !$ARGV[0];
chdir $ARGV[0] || die "Could not enter the cache directory!";
my @info = stat("private");
mkdir "packages";
mkdir "headers";
chown $info[4], $info[5], "packages", "headers";
for my $fname (glob('*.deb *pgp *gz *bz2 *Release')) {
my $data=0;
my $size=0;
open(my $in, '<', $fname);
open(my $daten, '>', "packages/$fname");
open(my $header, '>', "headers/$fname");
while(<$in>) {
if($data) { print $daten $_; next; };
s/\r$//; # Some combined files have /r/n terminated headers. See bug
# 355157. Not needed in new split format.
print $header $_;
$size=$1 if /^Content-Length: (\d+)/;
$data=1 if /^$/;
}
close($daten);
close($header);
if (!$data) {
print "Not found header/data boundary in file $fname. Skipping\n";
unlink "packages/$fname", "headers/$fname";
next;
}
my @statinfo = stat("packages/$fname");
if($size == $statinfo[7]) {
chown $info[4], $info[5], "packages/$fname", "headers/$fname";
utime $statinfo[9], $statinfo[9], "packages/$fname", "headers/$fname";
print "Processed $fname.\n";
unlink $fname;
}
else {
unlink "packages/$fname";
unlink "headers/$fname";
}
}
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