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debian-cd-clone
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* Add more checksum types to generated Release files; go from md5 only 

to md5, sha1, sha256 and sha512.

Initial checkin, untested code yet!
This commit is contained in:
Steve McIntyre 2011-03-04 13:11:16 +00:00
parent 192ab9e1e6
commit 569e188f04
3 changed files with 43 additions and 15 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
debian/changelog vendored
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@ -19,6 +19,8 @@ debian-cd (3.1.6) UNRELEASED; urgency=low
* Path to sparc daily builds has changed.
* armel hasn't booted off CD in ages for us; comment out the DI_WWW_HOME
definition to stop the mirror script complaining.
* Add more checksum types to generated Release files; go from md5 only
to md5, sha1, sha256 and sha512.
[ Otavio Salvador ]
* Add btrfs-tools on required packages by installer. Closes: #612007.

2
debian/control vendored
View File

@ -11,7 +11,7 @@ Vcs-Browser: http://svn.debian.org/wsvn/debian-cd/trunk?op=log
Package: debian-cd
Architecture: all
Depends: ${misc:Depends}, curl, perl, dpkg-dev, cpp, libdigest-md5-perl, tofrodos, apt (>= 0.3.11.1), make, genisoimage, lynx-cur | lynx, grep-dctrl, bc, libcompress-zlib-perl
Depends: ${misc:Depends}, curl, perl, dpkg-dev, cpp, libdigest-md5-perl, libdigest-sha-perl, tofrodos, apt (>= 0.3.11.1), make, genisoimage, lynx-cur | lynx, grep-dctrl, bc, libcompress-zlib-perl
Recommends: hfsutils, netpbm, syslinux-common
Description: Tools for building (Official) Debian CD set
Debian-cd is the official tool for building Debian CD set since the potato

54
tools/make_disc_trees.pl
View File

@ -6,6 +6,7 @@
use strict;
use Digest::MD5;
use Digest::SHA;
use File::stat;
use File::Find;
use File::Basename;
@ -20,6 +21,7 @@ my $mkisofs_dirs = "";
my (@arches, @arches_nosrc, @overflowlist, @pkgs_added);
my (@exclude_packages, @unexclude_packages, @excluded_package_list);
my %firmware_package;
my $current_checksum_type = "";
undef @pkgs_added;
undef @exclude_packages;
@ -499,16 +501,23 @@ sub add_missing_Packages {
}
}
sub md5_file {
sub checksum_file {
my $filename = shift;
my ($md5, $st);
my $alg = shift;
my ($checksum, $st);
open(MD5FILE, $filename) or die "Can't open '$filename': $!\n";
binmode(MD5FILE);
$md5 = Digest::MD5->new->addfile(*MD5FILE)->hexdigest;
close(MD5FILE);
open(CHECKFILE, $filename) or die "Can't open '$filename': $!\n";
binmode(CHECKFILE);
if ($alg eq "md5") {
$checksum = Digest::MD5->new->addfile(*CHECKFILE)->hexdigest;
} elsif ($alg =~ /^sha\d+$/) {
$checksum = Digest::SHA->new($alg)->addfile(*CHECKFILE)->hexdigest;
} else {
die "checksum_file: unknown alorithm $alg!\n";
}
close(CHECKFILE);
$st = stat($filename) || die "Stat error on '$filename': $!\n";
return ($md5, $st->size);
return ($checksum, $st->size);
}
sub recompress {
@ -523,24 +532,42 @@ sub recompress {
}
}
sub md5_files_for_release {
my ($md5, $size, $filename);
sub checksum_files_for_release {
my ($checksum, $size, $filename);
$filename = $File::Find::name;
if ($filename =~ m/\/.*\/(Packages|Sources|Release)/o) {
$filename =~ s/^\.\///g;
($md5, $size) = md5_file($_);
printf RELEASE " %s %8d %s\n", $md5, $size, $filename;
($checksum, $size) = checksum_file($_, $current_checksum_type);
printf RELEASE " %s %8d %s\n", $checksum, $size, $filename;
}
}
sub checksum_files_for_release {
# ICK: no way to pass arguments to the
# checksum_files_for_release() function that I can see, so using a
# global here...
print RELEASE "MD5Sum:\n";
current_checksum_type = "md5";
find (\&checksum_files_for_release, ".");
print RELEASE "SHA1:\n";
current_checksum_type = "sha1";
find (\&checksum_files_for_release, ".");
print RELEASE "SHA256:\n";
current_checksum_type = "sha256";
find (\&checksum_files_for_release, ".");
print RELEASE "SHA512:\n";
current_checksum_type = "sha512";
find (\&checksum_files_for_release, ".");
}
sub md5_files_for_md5sum {
my ($md5, $size, $filename);
$filename = $File::Find::name;
if (-f $_) {
($md5, $size) = md5_file($_);
($md5, $size) = checksum_file($_, "md5");
printf MD5LIST "%s %s\n", $md5, $filename;
}
}
@ -739,9 +766,8 @@ sub finish_disc {
print " Finishing off the Release file\n";
chdir "dists/$codename";
open(RELEASE, ">>Release") or die "Failed to open Release file: $!\n";
print RELEASE "MD5Sum:\n";
find (\&recompress, ".");
find (\&md5_files_for_release, ".");
checksum_files_for_release();
close(RELEASE);
chdir("../..");