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