588 lines
15 KiB
Plaintext
588 lines
15 KiB
Plaintext
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#!/usr/bin/perl
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use strict;
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use warnings;
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use File::Copy;
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use Getopt::Long;
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my $dir = ".";
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my $rpmrelease;
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my $patches="";
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GetOptions(
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"patches=s" => \$patches,
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"release=s" => \$rpmrelease
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) or die "Usage: $0 [--release <release>] [--patches <dir>]\n";
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# flavor -> [supported archs]
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my %flavor_archs = parse_config_conf();
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# subset to include in kernel-syms
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my %syms_flavor_archs = parse_config_conf("syms");
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my %all_archs = parse_config_conf("needs_updating");
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my @all_archs;
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for my $flavor (keys(%all_archs)) {
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push(@all_archs, arch2rpm(@{$all_archs{$flavor}}));
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}
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@all_archs = sort(uniq(@all_archs));
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my $all_archs = join(" ", @all_archs);
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# template name -> template body
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my %templates = read_spec_templates();
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my @kmps = read_kmps();
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# config.sh variables
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my %vars = parse_config_sh();
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my ($srcversion, $variant, $obs_build_variant) =
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($vars{'SRCVERSION'}, $vars{'VARIANT'}, $vars{'OBS_BUILD_VARIANT'});
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$obs_build_variant = ($obs_build_variant ? $variant : "" );
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my $compress_modules = 'none';
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my $compress_vmlinux = 'gz';
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if (defined($vars{'COMPRESS_MODULES'})) {
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$compress_modules = $vars{'COMPRESS_MODULES'};
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}
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if (defined($vars{'COMPRESS_VMLINUX'})) {
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$compress_vmlinux = $vars{'COMPRESS_VMLINUX'};
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}
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sub detect_false {
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my $arg = $_[0];
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return "" if not $arg;
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return $arg =~ /^(0+|no|none)$/i ? "" : $arg;
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}
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my $build_dtbs = detect_false $vars{'BUILD_DTBS'};
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my $multibuild = detect_false $vars{'MULTIBUILD'};
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my $livepatch = detect_false $vars{'LIVEPATCH'};
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my $livepatch_rt = detect_false $vars{'LIVEPATCH_RT'};
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sub to_bool {
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return detect_false($_[0]) ? 1 : 0 ;
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}
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my $sb_efi_only = to_bool $vars{'SB_EFI_ONLY'};
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my $split_base = to_bool $vars{'SPLIT_BASE'};
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my $split_optional = to_bool $vars{'SPLIT_OPTIONAL'};
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my $supported_modules_check = to_bool $vars{'SUPPORTED_MODULES_CHECK'};
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my $build_pdf = to_bool $vars{'BUILD_PDF'};
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my $build_html = to_bool $vars{'BUILD_HTML'};
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if (!defined ($rpmrelease)) {
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$rpmrelease = $vars{'RELEASE'} || 0;
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}
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# package name -> [summary, description, extra kmp deps]
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my %binary_descriptions = parse_descriptions();
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# arch -> flavor -> [obsoleted packages]
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my %obsolete_packages = parse_old_flavors();
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$patches="--patches $patches" if $patches;
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my $patchversion = `$dir/compute-PATCHVERSION.sh $patches`;
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chomp $patchversion;
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my $rpmversion = $patchversion;
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# stuff the -rcX tag into the rpm version if possible;
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$rpmversion =~ s/\.0-rc/~rc/;
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$rpmversion =~ s/-rc\d+//;
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$rpmversion =~ s/-/./g;
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$rpmrelease =~ s/-/./g;
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my $sources = join("\n", $templates{source} =~ /^Source\d+:[^\n]*/msg);
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# Do not include the signature and keyring as source in the binary packages
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# The sources are not really included anyway, and for non-upstream tarballs these files do not exist
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$sources = join("\n", grep { $_ !~ /[.](?:keyring|tar[.]sign)\s*$/ } $sources =~ /^[^\n]*/msg);
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# Find all SourceN: foo.tar.(bz2|xz) lines and generate the NoSource:
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# lines and the %setup line
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my @tarballs = ($sources =~ /^Source(\d+):[^\n]*\.tar\.(?:bz2|xz)/msg);
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my $nosource = $sources;
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$nosource =~ s/^Source(\d+):.*?$/NoSource: $1/mg;
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# Source0 (the linux tarball) is unpacked manually
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@tarballs = grep { $_ > 0 } @tarballs;
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my $unpack_patches = join(" ", map { "-a $_" } @tarballs);
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# List of scripts to automatically chmod +x before build
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my $scripts = join(",", grep { is_script($_) }
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($sources =~ /\nSource\d+:\s*([^\s]*)/mg));
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my $tarball_url;
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if ($srcversion =~ /^(\d+)(?:\.\d+)*(-rc\d+)?$/) {
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$tarball_url = "https://www.kernel.org/pub/linux/kernel/v$1.x/";
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$tarball_url = "" if $2; # kernel.org has no tarballs for rc kernels
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# rc tarballs only available from git as https://git.kernel.org/torvalds/t/linux-*.gz
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} else {
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# kernel.org has no tarballs for linux-next or vanilla snapshots
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$tarball_url = "";
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}
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my $commit = get_commit();
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my $commit_full = get_commit(1);
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my %macros = (
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VARIANT => $variant,
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OBS_BUILD_VARIANT => $obs_build_variant . "%{nil}",
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SRCVERSION => $srcversion,
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PATCHVERSION => $patchversion,
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RPMVERSION => $rpmversion,
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TARBALL_URL => $tarball_url,
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RELEASE => $rpmrelease,
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COMMIT => $commit,
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COMMIT_FULL => $commit_full,
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SOURCES => $sources . "\n# These files are found in the kernel-source package:\n" . $nosource,
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UNPACK_PATCHES => $unpack_patches,
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SCRIPTS => $scripts,
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LIVEPATCH => $livepatch,
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LIVEPATCH_RT => $livepatch_rt,
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SB_EFI_ONLY => $sb_efi_only,
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SPLIT_BASE => $split_base,
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SPLIT_OPTIONAL => $split_optional,
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SUPPORTED_MODULES_CHECK => $supported_modules_check,
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BUILD_PDF => $build_pdf,
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BUILD_HTML => $build_html,
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YEAR => (localtime time)[5] + 1900,
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COMPRESS_MODULES => $compress_modules,
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COMPRESS_VMLINUX => $compress_vmlinux,
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);
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# binary spec files
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my $kmp_definitions = "";
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my @kmp_definitions;
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for my $kmp (@kmps) {
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my ($summary, $description, $deps);
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if (!exists($binary_descriptions{$kmp})) {
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print STDERR "warning: no description for $kmp found\n";
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($summary = $kmp) =~ s/-kmp$//;
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$summary .= " kernel modules";
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$description = "$summary.";
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$deps = "";
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} else {
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$summary = $binary_descriptions{$kmp}->[0];
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$description = $binary_descriptions{$kmp}->[1];
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$deps = $binary_descriptions{$kmp}->[2];
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}
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push(@kmp_definitions, expand_template("kmp",
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KMP_NAME => $kmp,
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KMP_SUMMARY => $summary,
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KMP_DESCRIPTION => $description,
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KMP_DEPS => $deps));
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}
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$kmp_definitions = join("\n", @kmp_definitions);
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for my $flavor (sort keys(%flavor_archs)) {
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my ($summary, $description);
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if (!exists($binary_descriptions{"kernel-$flavor"})) {
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print STDERR "warning: no description for kernel-$flavor found\n";
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$summary = "The Linux Kernel";
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$description = "The Linux Kernel.";
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} else {
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$summary = $binary_descriptions{"kernel-$flavor"}->[0];
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$description = $binary_descriptions{"kernel-$flavor"}->[1];
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}
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my %obsolete_macros;
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for my $subpac ("", "-base", "-extra", "-devel", "-hmac", "-optional") {
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(my $macro = "PROVIDES_OBSOLETES" . uc($subpac)) =~ s/-/_/;
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$obsolete_macros{$macro} =
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provides_obsoletes($flavor, $subpac, @{$flavor_archs{$flavor}});
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}
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do_spec('binary', "kernel-$flavor.spec", %macros,
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FLAVOR => $flavor,
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SUMMARY => $summary,
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DESCRIPTION => $description,
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ARCHS => join(" ", arch2rpm(@{$flavor_archs{$flavor}})),
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COMMON_DEPS => $templates{common_deps},
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KMPS => join(" ", @kmps),
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KMP_DEFINITIONS => $kmp_definitions,
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%obsolete_macros
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);
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}
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# kernel-source.spec
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do_spec('source', "kernel-source$variant.spec", %macros);
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if ($variant eq "") {
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# kernel-docs.spec
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do_spec('docs', "kernel-docs$variant.spec", %macros);
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}
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# kernel-syms.spec
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{
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my $requires = "";
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my %syms_archs;
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my $syms_archs;
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for my $flavor (sort keys(%syms_flavor_archs)) {
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next if $flavor eq "vanilla";
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my @archs = arch2rpm(@{$syms_flavor_archs{$flavor}});
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$syms_archs{$_} = 1 for @archs;
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$requires .= "%ifarch @archs\n";
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$requires .= "Requires: kernel-$flavor-devel = \%version-\%source_rel\n";
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$requires .= "%endif\n";
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}
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chomp $requires;
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$syms_archs = join(" ", sort(keys(%syms_archs)));
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if (keys(%syms_archs)) {
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do_spec('syms', "kernel-syms$variant.spec", %macros,
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REQUIRES => $requires,
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ARCHS => $syms_archs);
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}
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}
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# kernel-obs-*.spec
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if (!$variant || $obs_build_variant) {
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my @default_archs;
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my $flavor = $obs_build_variant;
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if ($flavor) {
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$flavor =~ s/^-//;
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} else {
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$flavor = 'default';
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}
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@default_archs = arch2rpm(@{$flavor_archs{$flavor}});
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# No kernel-obs-* for 32bit ppc and x86
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@default_archs = grep { $_ ne "ppc" && $_ ne '%ix86' } @default_archs;
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my $default_archs = join(" ", @default_archs);
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do_spec('obs-build', "kernel-obs-build.spec", %macros,
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ARCHS => $default_archs);
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do_spec('obs-qa', "kernel-obs-qa.spec", %macros,
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ARCHS => $default_archs);
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}
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# dtb-*.spec
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if ((!$variant || $obs_build_variant) && $build_dtbs) {
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do_spec('dtb', "dtb.spec.in", %macros);
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print "./mkspec-dtb $all_archs\n";
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system("./mkspec-dtb $all_archs\n");
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unlink("$dir/dtb.spec.in");
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if ($?) {
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exit(($? >> 8) || ($? & 127 + 128) || 1);
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}
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}
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copy_changes();
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# _constraints
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{
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my @packages = map { "<package>kernel-$_</package>\n<package>kernel-source$variant:kernel-$_</package>" } sort keys(%flavor_archs);
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my $packages = join("\n", @packages);
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do_spec('constraints', "_constraints",
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BINARY_PACKAGES_XML => $packages,
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VARIANT => $variant);
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}
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exit 0;
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sub parse_config_conf {
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my @symbols = @_;
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my $symbols = join(' ', @symbols);
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my %res;
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for my $arch (split(/\s+/, `$dir/arch-symbols --list`)) {
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my @flavors = `$dir/guards $arch $symbols < $dir/config.conf`;
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next if @flavors == 0;
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chomp @flavors;
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@flavors = map { s/.*\///; $_ } @flavors;
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for my $flavor (@flavors) {
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$res{$flavor} ||= [];
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push(@{$res{$flavor}}, $arch);
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}
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}
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for my $flavor (keys(%res)) {
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$res{$flavor} = [sort @{$res{$flavor}}];
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}
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return %res;
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}
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sub read_spec_templates {
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my %res;
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for my $template (qw(binary source syms docs obs-build obs-qa)) {
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xopen(my $fh, '<', "$dir/kernel-$template.spec.in");
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local $/ = undef;
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$res{$template} = <$fh>;
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close($fh);
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next unless $template eq "binary";
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if ($res{$template} =~ /^# BEGIN COMMON DEPS\n?(.*)^# END COMMON DEPS/ms) {
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$res{common_deps} = $1;
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} else {
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print STDERR "warning: Expected # BEGIN COMMON DEPS in kernel-binary.spec.in\n";
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$res{common_deps} = "";
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}
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if ($res{$template} =~ s/^# BEGIN KMP\n?(.*)^# END KMP/\@KMP_DEFINITIONS\@/ms) {
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$res{kmp} = $1;
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} else {
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print STDERR "warning: Expected # BEGIN KMP in kernel-binary.spec.in\n";
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$res{kmp} = "";
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}
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}
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{
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xopen(my $fh, '<', "$dir/constraints.in");
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local $/ = undef;
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$res{constraints} = <$fh>;
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close($fh);
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xopen($fh, '<', "$dir/dtb.spec.in.in");
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$res{dtb} = <$fh>;
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close($fh);
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}
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return %res;
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}
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# return a hash of config.sh variables
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sub parse_config_sh {
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my %res;
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xopen(my $fh, '<', "$dir/config.sh");
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while (<$fh>) {
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chomp;
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if (/^\s*([A-Z_]+)=(.*)/) {
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my ($key, $val) = ($1, $2);
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$val =~ s/^"(.*)"$/$1/;
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$res{$key} = $val;
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}
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}
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close($fh);
|
||
|
|
return %res;
|
||
|
|
}
|
||
|
|
|
||
|
|
sub parse_descriptions {
|
||
|
|
my %res;
|
||
|
|
my $current;
|
||
|
|
my $blank = "";
|
||
|
|
# 0 - expect summary, 1 - eating blank lines, 2 - reading description
|
||
|
|
my $state = 0;
|
||
|
|
|
||
|
|
xopen(my $fh, '<', "$dir/package-descriptions");
|
||
|
|
while (<$fh>) {
|
||
|
|
next if /^\s*#/;
|
||
|
|
|
||
|
|
if (/^==+\s+([^\s]+)\s+==+\s*$/) {
|
||
|
|
my $package = $1;
|
||
|
|
if ($current) {
|
||
|
|
chomp $current->[1];
|
||
|
|
}
|
||
|
|
$current = ["", "", ""];
|
||
|
|
$res{$package} = $current;
|
||
|
|
$state = 0;
|
||
|
|
next;
|
||
|
|
}
|
||
|
|
if (/^$/) {
|
||
|
|
if ($state == 0) {
|
||
|
|
$state++;
|
||
|
|
} elsif ($state == 2) {
|
||
|
|
$blank .= $_;
|
||
|
|
}
|
||
|
|
next;
|
||
|
|
}
|
||
|
|
# non-blank line and not === package ===
|
||
|
|
if ($state == 0) {
|
||
|
|
chomp;
|
||
|
|
if (s/^Requires: *//) {
|
||
|
|
# foo-kmp is a shorthand for another kmp
|
||
|
|
# from the same specfile
|
||
|
|
s/-kmp/-kmp-%build_flavor = %version-%release/g;
|
||
|
|
s/^/Requires: /;
|
||
|
|
if ($current->[2]) {
|
||
|
|
$current->[2] .= "\n";
|
||
|
|
}
|
||
|
|
$current->[2] .= $_;
|
||
|
|
} else {
|
||
|
|
# The Summary: keyword is optional
|
||
|
|
s/^Summary: *//;
|
||
|
|
if ($current->[0]) {
|
||
|
|
print STDERR "warning: multi-line summary\n";
|
||
|
|
}
|
||
|
|
$current->[0] = $_;
|
||
|
|
}
|
||
|
|
} elsif ($state == 1) {
|
||
|
|
$current->[1] = $_;
|
||
|
|
$blank = "";
|
||
|
|
$state++;
|
||
|
|
} else {
|
||
|
|
$current->[1] .= $blank;
|
||
|
|
$blank = "";
|
||
|
|
$current->[1] .= $_;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
if ($current) {
|
||
|
|
chomp $current->[1];
|
||
|
|
}
|
||
|
|
close($fh);
|
||
|
|
return %res;
|
||
|
|
}
|
||
|
|
|
||
|
|
sub read_kmps {
|
||
|
|
my %res;
|
||
|
|
|
||
|
|
open(my $fh, '-|', "$dir/guards", "--list", "--with-guards",
|
||
|
|
"-c", "$dir/supported.conf") or die "Error running guards: $!\n";
|
||
|
|
while (<$fh>) {
|
||
|
|
my @guards = split(' ');
|
||
|
|
pop(@guards);
|
||
|
|
for my $g (@guards) {
|
||
|
|
if ($g =~ /^(?:\+|-!)(.*-kmp)$/) {
|
||
|
|
$res{$1} = 1;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
close($fh) or die "Error running guards: $!\n";
|
||
|
|
return sort(keys(%res));
|
||
|
|
}
|
||
|
|
|
||
|
|
sub parse_old_flavors{
|
||
|
|
my %res;
|
||
|
|
|
||
|
|
|
||
|
|
xopen(my $fh, '<', "$dir/old-flavors");
|
||
|
|
while (<$fh>) {
|
||
|
|
chomp;
|
||
|
|
next if /^\s*(#|$)/;
|
||
|
|
if (!m:^\s*(\w+)/([\w-]+)\s+([\w-]+)\s+([\w.-]+)\s*$:) {
|
||
|
|
print STDERR "$dir/old-flavors:$.: expected arch/flavor <old flavor> <old version>\n";
|
||
|
|
next;
|
||
|
|
}
|
||
|
|
my ($arch, $flavor, $old_flavor, $old_version) = ($1, $2, $3, $4);
|
||
|
|
$res{$arch} ||= {};
|
||
|
|
$res{$arch}{$flavor} ||= [];
|
||
|
|
push(@{$res{$arch}{$flavor}},
|
||
|
|
["kernel-$old_flavor", $old_version]);
|
||
|
|
}
|
||
|
|
close($fh);
|
||
|
|
return %res;
|
||
|
|
}
|
||
|
|
|
||
|
|
sub is_script {
|
||
|
|
my $script = shift;
|
||
|
|
|
||
|
|
return undef if $script =~ /\.(tar\.(gz|bz2)|in|conf)$/;
|
||
|
|
return undef if $script =~ /^README/;
|
||
|
|
return 1 if $script =~ /\.pl$/;
|
||
|
|
open(my $fh, '<', $script) or return undef;
|
||
|
|
sysread($fh, my $shebang, 2);
|
||
|
|
close($fh);
|
||
|
|
return 1 if $shebang eq "#!";
|
||
|
|
return undef;
|
||
|
|
}
|
||
|
|
|
||
|
|
sub arch2rpm {
|
||
|
|
if (wantarray) {
|
||
|
|
return map { _arch2rpm($_) } @_;
|
||
|
|
}
|
||
|
|
return _arch2rpm($_[0]);
|
||
|
|
}
|
||
|
|
sub _arch2rpm {
|
||
|
|
my $arch = shift;
|
||
|
|
return "\%ix86" if $arch eq "i386";
|
||
|
|
return "aarch64" if $arch eq "arm64";
|
||
|
|
return $arch;
|
||
|
|
}
|
||
|
|
|
||
|
|
sub provides_obsoletes {
|
||
|
|
my $flavor = shift;
|
||
|
|
my $subpac = shift;
|
||
|
|
my @archs = @_;
|
||
|
|
my $res = "";
|
||
|
|
|
||
|
|
for my $arch (@archs) {
|
||
|
|
my @packs = @{$obsolete_packages{$arch}{$flavor} || []};
|
||
|
|
my $printed;
|
||
|
|
|
||
|
|
next if (!@packs);
|
||
|
|
my $rpmarch = arch2rpm($arch);
|
||
|
|
chomp $rpmarch;
|
||
|
|
for my $pack (@packs) {
|
||
|
|
my $name = $pack->[0] . $subpac;
|
||
|
|
my $version = $pack->[1];
|
||
|
|
if (!$printed) {
|
||
|
|
$res .= "\%ifarch $rpmarch\n";
|
||
|
|
$printed = 1;
|
||
|
|
}
|
||
|
|
$res .= "Provides: $name = $version\n";
|
||
|
|
$res .= "Obsoletes: $name <= $version\n";
|
||
|
|
}
|
||
|
|
$res .= "\%endif\n" if $printed;
|
||
|
|
}
|
||
|
|
chomp $res;
|
||
|
|
return $res;
|
||
|
|
}
|
||
|
|
|
||
|
|
sub get_commit {
|
||
|
|
my ($commit, $fh, $full);
|
||
|
|
|
||
|
|
$full = $_[0] // 0;
|
||
|
|
|
||
|
|
if (!open($fh, '<', "source-timestamp")) {
|
||
|
|
print STDERR "warning: source-timestamp: $!\n";
|
||
|
|
print STDERR "warning: Cannot determine commit id\n";
|
||
|
|
return "0000000";
|
||
|
|
}
|
||
|
|
while (<$fh>) {
|
||
|
|
if ($full ? /^GIT Revision: ([0-9a-f]{40})/ : /^GIT Revision: ([0-9a-f]{7})/) {
|
||
|
|
$commit = $1;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
close($fh);
|
||
|
|
if (!$commit) {
|
||
|
|
print STDERR "warning: Commit id missing in source-timestamp file\n";
|
||
|
|
return "0000000";
|
||
|
|
}
|
||
|
|
return $commit;
|
||
|
|
}
|
||
|
|
|
||
|
|
sub expand_template {
|
||
|
|
my $template = shift;
|
||
|
|
my %macros = @_;
|
||
|
|
|
||
|
|
my $text = $templates{$template};
|
||
|
|
my $prev_text;
|
||
|
|
do {
|
||
|
|
$prev_text = $text;
|
||
|
|
for my $m (keys %macros) {
|
||
|
|
if ($macros{$m} eq "") {
|
||
|
|
# Do not generate empty lines
|
||
|
|
$text =~ s/^\@$m\@\n//mg;
|
||
|
|
}
|
||
|
|
$text =~ s/\@$m\@/$macros{$m}/g;
|
||
|
|
}
|
||
|
|
} while ($prev_text ne $text);
|
||
|
|
return $text;
|
||
|
|
}
|
||
|
|
|
||
|
|
sub do_spec {
|
||
|
|
my $template = shift;
|
||
|
|
my $specfile = shift;
|
||
|
|
my %macros = @_;
|
||
|
|
|
||
|
|
my $text = expand_template($template, %macros);
|
||
|
|
print "$specfile\n";
|
||
|
|
xopen(my $fh, '>', "$dir/$specfile");
|
||
|
|
print $fh $text;
|
||
|
|
close($fh);
|
||
|
|
}
|
||
|
|
|
||
|
|
sub copy_changes {
|
||
|
|
|
||
|
|
opendir(my $dh, $dir) or die "$dir: $!\n";
|
||
|
|
xopen(my $fh, '>', "$dir/_multibuild") if $multibuild;
|
||
|
|
print $fh "<multibuild>\n" if $fh;
|
||
|
|
|
||
|
|
foreach my $name (sort readdir $dh) {
|
||
|
|
next unless $name =~ /\.spec$/;
|
||
|
|
next if $name eq "kernel-source$variant.spec";
|
||
|
|
|
||
|
|
$name =~ s/\.spec$//;
|
||
|
|
copy("$dir/kernel-source$variant.changes", "$dir/$name.changes");
|
||
|
|
print $fh "\t<package>$name</package>\n" if $fh;
|
||
|
|
}
|
||
|
|
print $fh "</multibuild>\n" if $fh;
|
||
|
|
close($fh) if $fh;
|
||
|
|
closedir($dh);
|
||
|
|
}
|
||
|
|
|
||
|
|
sub xopen {
|
||
|
|
open($_[0], $_[1], $_[2]) or die "$_[2]: $!\n";
|
||
|
|
}
|
||
|
|
|
||
|
|
sub uniq {
|
||
|
|
my %seen;
|
||
|
|
return grep { !$seen{$_}++ } @_;
|
||
|
|
}
|