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nix-generate-from-cpan: generate SRI hashes

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This commit is contained in:
James Williams 2023-07-16 09:20:41 +01:00
parent 16c3a09e82
commit 9aabc9f7f3
1 changed files with 9 additions and 2 deletions
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11
maintainers/scripts/nix-generate-from-cpan.pl
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@ -6,6 +6,7 @@ use warnings;
use CPAN::Meta();
use CPANPLUS::Backend();
use MIME::Base64;
use Module::CoreList;
use Getopt::Long::Descriptive qw( describe_options );
use JSON::PP qw( encode_json );
@ -354,6 +355,11 @@ sub render_license {
return $license_line;
}
sub sha256_to_sri {
my ($sha256) = @_;
return "sha256-" . encode_base64(pack("H*", $sha256), '');
}
my ( $opt, $module_name ) = handle_opts();
Log::Log4perl->easy_init(
@ -380,8 +386,9 @@ INFO( "package: ", $module->package, " (", "$pkg_name-$pkg_version", ", ", $attr
INFO( "path: ", $module->path );
my $tar_path = $module->fetch();
my $sri_hash = sha256_to_sri($module->status->checksum_value);
INFO( "downloaded to: ", $tar_path );
INFO( "sha-256: ", $module->status->checksum_value );
INFO( "hash: ", $sri_hash );
my $pkg_path = $module->extract();
INFO( "unpacked to: ", $pkg_path );
@ -436,7 +443,7 @@ print <<EOF;
version = "$pkg_version";
src = fetchurl {
url = "mirror://cpan/${\$module->path}/${\$module->package}";
sha256 = "${\$module->status->checksum_value}";
hash = "$sri_hash";
};
EOF
print <<EOF if scalar @build_deps > 0;