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