scripts/feeds

   1 #!/usr/bin/perl
   2 use Getopt::Std;
   3 use FindBin;
   4 use Cwd;
   5 use lib "$FindBin::Bin";
   6 use metadata;
   7 use warnings;
   8 use strict;
   9 use Cwd 'abs_path';
  10
  11 chdir "$FindBin::Bin/..";
  12 $ENV{TOPDIR}=getcwd();
  13
  14 my $mk=`which gmake`;   # select the right 'make' program
  15 chomp($mk);             # trim trailing newline
  16 $mk or $mk = "make";    # default to 'make'
  17
  18 # check version of make
  19 my @mkver = split /\s+/, `$mk -v`, 4;
  20 my $valid_mk = 1;
  21 $mkver[0] =~ /^GNU/ or $valid_mk = 0;
  22 $mkver[1] =~ /^Make/ or $valid_mk = 0;
  23 $mkver[2] >= "3.81" or $valid_mk = 0;
  24 $valid_mk or die "Unsupported version of make found: $mk\n";
  25
  26 my @feeds;
  27 my %build_packages;
  28 my %installed;
  29 my %feed_cache;
  30
  31 my $feed_package = {};
  32 my $feed_src = {};
  33
  34 sub parse_config() {
  35         my $line = 0;
  36         my %name;
  37
  38         open FEEDS, "feeds.conf" or
  39                 open FEEDS, "feeds.conf.default" or
  40                 die "Unable to open feeds configuration";
  41         while (<FEEDS>) {
  42                 chomp;
  43                 s/#.+$//;
  44                 next unless /\S/;
  45                 my @line = split /\s+/, $_, 3;
  46                 my @src;
  47                 $line++;
  48
  49                 my $valid = 1;
  50                 $line[0] =~ /^src-\w+$/ or $valid = 0;
  51                 $line[1] =~ /^\w+$/ or $valid = 0;
  52                 @src = split /\s+/, $line[2];
  53                 $valid or die "Syntax error in feeds.conf, line: $line\n";
  54
  55                 $name{$line[1]} and die "Duplicate feed name '$line[1]', line: $line\n";
  56                 $name{$line[1]} = 1;
  57
  58                 push @feeds, [$line[0], $line[1], \@src];
  59         }
  60         close FEEDS;
  61 }
  62
  63 sub update_location($$)
  64 {
  65         my $name = shift;
  66         my $url  = shift;
  67         my $old_url;
  68
  69         -d "./feeds/$name.tmp" or mkdir "./feeds/$name.tmp" or return 1;
  70
  71         if( open LOC, "< ./feeds/$name.tmp/location" )
  72         {
  73                 chomp($old_url = readline LOC);
  74                 close LOC;
  75         }
  76
  77         if( !$old_url || $old_url ne $url )
  78         {
  79                 if( open LOC, "> ./feeds/$name.tmp/location" )
  80                 {
  81                         print LOC $url, "\n";
  82                         close LOC;
  83                 }
  84                 return $old_url ? 1 : 0;
  85         }
  86
  87         return 0;
  88 }
  89
  90 sub update_index($)
  91 {
  92         my $name = shift;
  93
  94         -d "./feeds/$name.tmp" or mkdir "./feeds/$name.tmp" or return 1;
  95         -d "./feeds/$name.tmp/info" or mkdir "./feeds/$name.tmp/info" or return 1;
  96
  97         system("$mk -s prepare-mk TMP_DIR=\"$ENV{TOPDIR}/feeds/$name.tmp\"");
  98         system("$mk -s -f include/scan.mk IS_TTY=1 SCAN_TARGET=\"packageinfo\" SCAN_DIR=\"feeds/$name\" SCAN_NAME=\"package\" SCAN_DEPS=\"$ENV{TOPDIR}/include/package*.mk\" SCAN_DEPTH=5 SCAN_EXTRA=\"\" TMP_DIR=\"$ENV{TOPDIR}/feeds/$name.tmp\"");
  99         system("ln -sf $name.tmp/.packageinfo ./feeds/$name.index");
 100
 101         return 0;
 102 }
 103
 104 my %update_method = (
 105         'src-svn' => {
 106                 'init'          => "svn checkout '%s' '%s'",
 107                 'update'        => "svn update",
 108                 'controldir'    => ".svn"},
 109         'src-cpy' => {
 110                 'init'          => "cp -Rf '%s' '%s'",
 111                 'update'        => ""},
 112         'src-link' => {
 113                 'init'          => "ln -s '%s' '%s'",
 114                 'update'        => ""},
 115         'src-git' => {
 116                 'init'          => "git clone --depth 1 '%s' '%s'",
 117                 'init_branch'   => "git clone --depth 1 --branch '%s' '%s' '%s'",
 118                 'update'        => "git pull",
 119                 'controldir'    => ".git"},
 120         'src-gitsvn' => {
 121                 'init'          => "git svn clone -r HEAD '%s' '%s'",
 122                 'update'        => "git svn rebase",
 123                 'controldir'    => ".git"},
 124         'src-bzr' => {
 125                 'init'          => "bzr checkout --lightweight '%s' '%s'",
 126                 'update'        => "bzr update",
 127                 'controldir'    => ".bzr"},
 128         'src-hg' => {
 129                 'init'          => "hg clone '%s' '%s'",
 130                 'update'        => "hg pull --update",
 131                 'controldir'    => ".hg"},
 132         'src-darcs' => {
 133                 'init'    => "darcs get '%s' '%s'",
 134                 'update'  => "darcs pull -a",
 135                 'controldir' => "_darcs"},
 136 );
 137
 138 # src-git: pull broken
 139 # src-cpy: broken if `basename $src` != $name
 140
 141 sub update_feed_via($$$$) {
 142         my $type = shift;
 143         my $name = shift;
 144         my $src = shift;
 145         my $relocate = shift;
 146
 147         my $m = $update_method{$type};
 148         my $localpath = "./feeds/$name";
 149         my $safepath = $localpath;
 150         $safepath =~ s/'/'\\''/;
 151         my ($base, $branch) = split(/;/, $src, 2);
 152
 153         if( $relocate || !$m->{'update'} || !-d "$localpath/$m->{'controldir'}" ) {
 154                 system("rm -rf '$safepath'");
 155                 if ($m->{'init_branch'} and $branch) {
 156                         system(sprintf($m->{'init_branch'}, $branch, $base, $safepath)) == 0 or return 1;
 157                 } else {
 158                         system(sprintf($m->{'init'}, $src, $safepath)) == 0 or return 1;
 159                 }
 160         } else {
 161                 system("cd '$safepath'; $m->{'update'}") == 0 or return 1;
 162         }
 163
 164         return 0;
 165 }
 166
 167 sub get_feed($) {
 168         my $feed = shift;
 169
 170         if (!defined($feed_cache{$feed})) {
 171                 my $file = "./feeds/$feed.index";
 172
 173                 clear_packages();
 174                 -f $file or do {
 175                         print "Ignoring feed '$feed' - index missing\n";
 176                         return;
 177                 };
 178                 parse_package_metadata($file) or return;
 179                 $feed_cache{$feed} = [ { %package }, { %srcpackage } ];
 180         }
 181
 182         $feed_package = $feed_cache{$feed}->[0];
 183         $feed_src = $feed_cache{$feed}->[1];
 184         return $feed_cache{$feed}->[0];
 185 }
 186
 187 sub get_installed() {
 188         system("$mk -s prepare-tmpinfo");
 189         clear_packages();
 190         parse_package_metadata("./tmp/.packageinfo");
 191         %installed = %package;
 192 }
 193
 194 sub search_feed {
 195         my $feed = shift;
 196         my @substr = @_;
 197         my $display;
 198
 199         return unless @substr > 0;
 200         get_feed($feed);
 201         foreach my $name (sort { lc($a) cmp lc($b) } keys %$feed_package) {
 202                 my $pkg = $feed_package->{$name};
 203                 my $substr;
 204                 my $pkgmatch = 1;
 205
 206                 next if $pkg->{vdepends};
 207                 foreach my $substr (@substr) {
 208                         my $match;
 209                         foreach my $key (qw(name title description src)) {
 210                                 $pkg->{$key} and $substr and $pkg->{$key} =~ m/$substr/i and $match = 1;
 211                         }
 212                         $match or undef $pkgmatch;
 213                 };
 214                 $pkgmatch and do {
 215                         $display or do {
 216                                 print "Search results in feed '$feed':\n";
 217                                 $display = 1;
 218                         };
 219                         printf "\%-25s\t\%s\n", $pkg->{name}, $pkg->{title};
 220                 };
 221         }
 222         return 0;
 223 }
 224
 225 sub search {
 226         my %opts;
 227
 228         getopt('r:', \%opts);
 229         foreach my $feed (@feeds) {
 230                 search_feed($feed->[1], @ARGV) if (!defined($opts{r}) or $opts{r} eq $feed->[1]);
 231         }
 232 }
 233
 234 sub list_feed {
 235         my $feed = shift;
 236
 237         get_feed($feed);
 238         foreach my $name (sort { lc($a) cmp lc($b) } keys %$feed_package) {
 239                 my $pkg = $feed_package->{$name};
 240                 next if $pkg->{vdepends};
 241                 if($pkg->{name}) {
 242                         printf "\%-32s\t\%s\n", $pkg->{name}, $pkg->{title};
 243                 }
 244         }
 245
 246         return 0;
 247 }
 248
 249 sub list {
 250         my %opts;
 251
 252         getopts('r:sh', \%opts);
 253         if ($opts{h}) {
 254                 usage();
 255                 return 0;
 256         }
 257         if ($opts{s}) {
 258                 foreach my $feed (@feeds) {
 259                         printf "\%-32s\tURL: %s\n", $feed->[1], join(", ", @{$feed->[2]});
 260                 }
 261                 return 0;
 262         }
 263         foreach my $feed (@feeds) {
 264                 list_feed($feed->[1], @ARGV) if (!defined($opts{r}) or $opts{r} eq $feed->[1]);
 265         }
 266         return 0;
 267 }
 268
 269 sub install_generic() {
 270         my $feed = shift;
 271         my $pkg = shift;
 272         my $path = $pkg->{makefile};
 273
 274         if($path) {
 275                 $path =~ s/\/Makefile$//;
 276
 277                 -d "./package/feeds" or mkdir "./package/feeds";
 278                 -d "./package/feeds/$feed->[1]" or mkdir "./package/feeds/$feed->[1]";
 279                 system("ln -sf ../../../$path ./package/feeds/$feed->[1]/");
 280         } else {
 281                 warn "Package is not valid\n";
 282                 return 1;
 283         }
 284
 285         return 0;
 286 }
 287
 288 my %install_method = (
 289         'src-svn' => \&install_generic,
 290         'src-cpy' => \&install_generic,
 291         'src-link' => \&install_generic,
 292         'src-git' => \&install_generic,
 293         'src-gitsvn' => \&install_generic,
 294         'src-bzr' => \&install_generic,
 295         'src-hg' => \&install_generic,
 296         'src-darcs' => \&install_generic,
 297 );
 298
 299 my %feed;
 300
 301 sub lookup_package($$) {
 302         my $feed = shift;
 303         my $package = shift;
 304
 305         foreach my $feed ($feed, @feeds) {
 306                 next unless $feed->[1];
 307                 next unless $feed{$feed->[1]};
 308                 $feed{$feed->[1]}->{$package} and return $feed;
 309         }
 310         return;
 311 }
 312
 313 sub install_package {
 314         my $feed = shift;
 315         my $name = shift;
 316         my $ret = 0;
 317
 318         $feed = lookup_package($feed, $name);
 319         $feed or do {
 320                 $installed{$name} and return 0;
 321                 # TODO: check if it's already installed within ./package directory
 322                 $feed_src->{$name} or -d "./package/$name" or warn "WARNING: No feed for package '$name' found, maybe it's already part of the standard packages?\n";
 323                 return 0;
 324         };
 325
 326         # switch to the metadata for the selected feed
 327         get_feed($feed->[1]);
 328
 329         my $pkg = $feed{$feed->[1]}->{$name} or return 1;
 330         $pkg->{name} or do {
 331                 $installed{$name} and return 0;
 332                 # TODO: check if this is an alias package, maybe it's known by another name
 333                 warn "WARNING: Package '$name' is not available in feed $feed->[1].\n";
 334                 return 0;
 335         };
 336         my $src = $pkg->{src};
 337         my $type = $feed->[0];
 338         $src or $src = $name;
 339
 340         # previously installed packages set the runtime package
 341         # newly installed packages set the source package
 342         $installed{$src} and return 0;
 343
 344         # check previously installed packages
 345         $installed{$name} and return 0;
 346         $installed{$src} = 1;
 347         warn "Installing package '$src'\n";
 348
 349         $install_method{$type} or do {
 350                 warn "Unknown installation method: '$type'\n";
 351                 return 1;
 352         };
 353
 354         &{$install_method{$type}}($feed, $pkg) == 0 or do {
 355                 warn "failed.\n";
 356                 return 1;
 357         };
 358
 359         # install all dependencies referenced from the source package
 360         foreach my $vpkg (@{$feed_src->{$src}}) {
 361                 foreach my $dep (@{$vpkg->{depends}}, @{$vpkg->{builddepends}}, @{$vpkg->{"builddepends/host"}}) {
 362                         next if $dep =~ /@/;
 363                         $dep =~ s/^\+//;
 364                         $dep =~ s/^.+://;
 365                         $dep =~ s/\/.+$//;
 366                         next unless $dep;
 367                         install_package($feed, $dep) == 0 or $ret = 1;
 368                 }
 369         }
 370
 371         return $ret;
 372 }
 373
 374 sub refresh_config {
 375         my $default = shift;
 376
 377         # workaround for timestamp check
 378         system("rm -f tmp/.packageinfo");
 379
 380         # refresh the config
 381         if ($default) {
 382                 system("$mk oldconfig CONFDEFAULT=\"$default\" Config.in >/dev/null 2>/dev/null");
 383         } else {
 384                 system("$mk defconfig Config.in >/dev/null 2>/dev/null");
 385         }
 386 }
 387
 388 sub install {
 389         my $name;
 390         my %opts;
 391         my $feed;
 392         my $ret = 0;
 393
 394         getopts('ap:d:h', \%opts);
 395
 396         if ($opts{h}) {
 397                 usage();
 398                 return 0;
 399         }
 400
 401         get_installed();
 402
 403         foreach my $f (@feeds) {
 404                 # index all feeds
 405                 $feed{$f->[1]} = get_feed($f->[1]);
 406
 407                 # look up the preferred feed
 408                 $opts{p} and $f->[1] eq $opts{p} and $feed = $f;
 409         }
 410
 411         if($opts{a}) {
 412                 foreach my $f (@feeds) {
 413                         if (!defined($opts{p}) or $opts{p} eq $f->[1]) {
 414                                 printf "Installing all packages from feed %s.\n", $f->[1];
 415                                 get_feed($f->[1]);
 416                                 foreach my $name (sort { lc($a) cmp lc($b) } keys %$feed_package) {
 417                                         my $p = $feed_package->{$name};
 418                                         next if $p->{vdepends};
 419                                         if( $p->{name} ) {
 420                                                 install_package($feed, $p->{name}) == 0 or $ret = 1;
 421                                                 get_feed($f->[1]);
 422                                         }
 423                                 }
 424                         }
 425                 }
 426         } else {
 427                 while ($name = shift @ARGV) {
 428                         install_package($feed, $name) == 0 or $ret = 1;
 429                 }
 430         }
 431
 432         # workaround for timestamp check
 433
 434         # set the defaults
 435         if ($opts{d} and $opts{d} =~ /^[ymn]$/) {
 436                 refresh_config($opts{d});
 437         }
 438
 439         return $ret;
 440 }
 441
 442 sub uninstall {
 443         my %opts;
 444         my $name;
 445         my $uninstall;
 446
 447         getopts('ah', \%opts);
 448
 449         if ($opts{h}) {
 450                 usage();
 451                 return 0;
 452         }
 453
 454         if ($opts{a}) {
 455                 system("rm -rvf ./package/feeds");
 456                 $uninstall = 1;
 457         } else {
 458                 if($#ARGV == -1) {
 459                         warn "WARNING: no package to uninstall\n";
 460                         return 0;
 461                 }
 462                 get_installed();
 463                 while ($name = shift @ARGV) {
 464                         my $pkg = $installed{$name};
 465                         $pkg or do {
 466                                 warn "WARNING: $name not installed\n";
 467                                 next;
 468                         };
 469                         $pkg->{src} and $name = $pkg->{src};
 470                         warn "Uninstalling package '$name'\n";
 471                         system("rm -f ./package/feeds/*/$name");
 472                         $uninstall = 1;
 473                 }
 474         }
 475         $uninstall and refresh_config();
 476         return 0;
 477 }
 478
 479 sub update_feed($$$$)
 480 {
 481         my $type=shift;
 482         my $name=shift;
 483         my $src=shift;
 484         my $perform_update=shift;
 485         my $force_relocate=update_location( $name, "@$src" );
 486
 487         if( $force_relocate ) {
 488                 warn "Source of feed $name has changed, replacing copy\n";
 489         }
 490         $update_method{$type} or do {
 491                 warn "Unknown type '$type' in feed $name\n";
 492                 return 1;
 493         };
 494         $perform_update and do {
 495                 my $failed = 1;
 496                 foreach my $feedsrc (@$src) {
 497                         warn "Updating feed '$name' from '$feedsrc' ...\n";
 498                         next unless update_feed_via($type, $name, $feedsrc, $force_relocate) == 0;
 499                         $failed = 0;
 500                         last;
 501                 }
 502                 $failed and do {
 503                         warn "failed.\n";
 504                         return 1;
 505                 };
 506         };
 507         warn "Create index file './feeds/$name.index' \n";
 508         update_index($name) == 0 or do {
 509                 warn "failed.\n";
 510                 return 1;
 511         };
 512         return 0;
 513 }
 514
 515 sub update {
 516         my %opts;
 517         my $feed_name;
 518         my $perform_update=1;
 519
 520         $ENV{SCAN_COOKIE} = $$;
 521         $ENV{KBUILD_VERBOSE} = 99;
 522
 523         getopts('ahi', \%opts);
 524
 525         if ($opts{h}) {
 526                 usage();
 527                 return 0;
 528         }
 529
 530         if ($opts{i}) {
 531                 # don't update from (remote) repository
 532                 # only re-create index information
 533                 $perform_update=0;
 534         }
 535
 536         -d "feeds" or do {
 537                         mkdir "feeds" or die "Unable to create the feeds directory";
 538                 };
 539
 540         if ( ($#ARGV == -1) or $opts{a}) {
 541                 foreach my $feed (@feeds) {
 542                         my ($type, $name, $src) = @$feed;
 543                         update_feed($type, $name, $src, $perform_update);
 544                 }
 545         } else {
 546                 while ($feed_name = shift @ARGV) {
 547                         foreach my $feed (@feeds) {
 548                                 my ($type, $name, $src) = @$feed;
 549                                 if($feed_name ne $name) {
 550                                         next;
 551                                 }
 552                                 update_feed($type, $name, $src, $perform_update);
 553                         }
 554                 }
 555         }
 556
 557         refresh_config();
 558
 559         return 0;
 560 }
 561
 562 sub usage() {
 563         print <<EOF;
 564 Usage: $0 <command> [options]
 565
 566 Commands:
 567         list [options]: List feeds and their content
 568         Options:
 569             -s :           List of feed names and their URL.
 570             -r <feedname>: List packages of specified feed.
 571
 572         install [options] <package>: Install a package
 573         Options:
 574             -a :           Install all packages from all feeds or from the specified feed using the -p option.
 575             -p <feedname>: Prefer this feed when installing packages.
 576             -d <y|m|n>:    Set default for newly installed packages.
 577
 578         search [options] <substring>: Search for a package
 579         Options:
 580             -r <feedname>: Only search in this feed
 581
 582         uninstall -a|<package>: Uninstall a package
 583         Options:
 584             -a :           Uninstalls all packages.
 585
 586         update -a|<feedname(s)>: Update packages and lists of feeds in feeds.conf .
 587         Options:
 588             -a :           Update all feeds listed within feeds.conf. Otherwise the specified feeds will be updated.
 589             -i :           Recreate the index only. No feed update from repository is performed.
 590
 591         clean:             Remove downloaded/generated files.
 592
 593 EOF
 594         exit(1);
 595 }
 596
 597 my %commands = (
 598         'list' => \&list,
 599         'update' => \&update,
 600         'install' => \&install,
 601         'search' => \&search,
 602         'uninstall' => \&uninstall,
 603         'clean' => sub {
 604                 system("rm -rf feeds");
 605         }
 606 );
 607
 608 my $arg = shift @ARGV;
 609 $arg or usage();
 610 parse_config;
 611 foreach my $cmd (keys %commands) {
 612         $arg eq $cmd and do {
 613                 exit(&{$commands{$cmd}}());
 614         };
 615 }
 616 usage();