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         'src-darcs' => {
 129                 'init'    => "darcs get '%s' '%s'",
 130                 'update'  => "darcs pull -a",
 131                 'controldir' => "_darcs"},
 132 );
 133
 134 # src-git: pull broken
 135 # src-cpy: broken if `basename $src` != $name
 136
 137 sub update_feed_via($$$$) {
 138         my $type = shift;
 139         my $name = shift;
 140         my $src = shift;
 141         my $relocate = shift;
 142
 143         my $m = $update_method{$type};
 144         my $localpath = "./feeds/$name";
 145         my $safepath = $localpath;
 146         $safepath =~ s/'/'\\''/;
 147         my ($base, $branch) = split(/;/, $src, 2);
 148
 149         if( $relocate || !$m->{'update'} || !-d "$localpath/$m->{'controldir'}" ) {
 150                 system("rm -rf '$safepath'");
 151                 if ($m->{'init_branch'} and $branch) {
 152                         system(sprintf($m->{'init_branch'}, $branch, $base, $safepath)) == 0 or return 1;
 153                 } else {
 154                         system(sprintf($m->{'init'}, $src, $safepath)) == 0 or return 1;
 155                 }
 156         } else {
 157                 system("cd '$safepath'; $m->{'update'}") == 0 or return 1;
 158         }
 159
 160         return 0;
 161 }
 162
 163 sub get_feed($) {
 164         my $feed = shift;
 165
 166         if (!defined($feed_cache{$feed})) {
 167                 my $file = "./feeds/$feed.index";
 168
 169                 clear_packages();
 170                 -f $file or do {
 171                         print "Ignoring feed '$feed' - index missing\n";
 172                         return;
 173                 };
 174                 parse_package_metadata($file) or return;
 175                 $feed_cache{$feed} = [ { %package }, { %srcpackage } ];
 176         }
 177
 178         $feed_package = $feed_cache{$feed}->[0];
 179         $feed_src = $feed_cache{$feed}->[1];
 180         return $feed_cache{$feed}->[0];
 181 }
 182
 183 sub get_installed() {
 184         system("$mk -s prepare-tmpinfo");
 185         clear_packages();
 186         parse_package_metadata("./tmp/.packageinfo");
 187         %installed = %package;
 188 }
 189
 190 sub search_feed {
 191         my $feed = shift;
 192         my @substr = @_;
 193         my $display;
 194
 195         return unless @substr > 0;
 196         get_feed($feed);
 197         foreach my $name (sort { lc($a) cmp lc($b) } keys %$feed_package) {
 198                 my $pkg = $feed_package->{$name};
 199                 my $substr;
 200                 my $pkgmatch = 1;
 201
 202                 next if $pkg->{vdepends};
 203                 foreach my $substr (@substr) {
 204                         my $match;
 205                         foreach my $key (qw(name title description src)) {
 206                                 $pkg->{$key} and $substr and $pkg->{$key} =~ m/$substr/i and $match = 1;
 207                         }
 208                         $match or undef $pkgmatch;
 209                 };
 210                 $pkgmatch and do {
 211                         $display or do {
 212                                 print "Search results in feed '$feed':\n";
 213                                 $display = 1;
 214                         };
 215                         printf "\%-25s\t\%s\n", $pkg->{name}, $pkg->{title};
 216                 };
 217         }
 218         return 0;
 219 }
 220
 221 sub search {
 222         my %opts;
 223
 224         getopt('r:', \%opts);
 225         foreach my $feed (@feeds) {
 226                 search_feed($feed->[1], @ARGV) if (!defined($opts{r}) or $opts{r} eq $feed->[1]);
 227         }
 228 }
 229
 230 sub list_feed {
 231         my $feed = shift;
 232
 233         get_feed($feed);
 234         foreach my $name (sort { lc($a) cmp lc($b) } keys %$feed_package) {
 235                 my $pkg = $feed_package->{$name};
 236                 next if $pkg->{vdepends};
 237                 if($pkg->{name}) {
 238                         printf "\%-32s\t\%s\n", $pkg->{name}, $pkg->{title};
 239                 }
 240         }
 241
 242         return 0;
 243 }
 244
 245 sub list {
 246         my %opts;
 247
 248         getopts('r:sh', \%opts);
 249         if ($opts{h}) {
 250                 usage();
 251                 return 0;
 252         }
 253         if ($opts{s}) {
 254                 foreach my $feed (@feeds) {
 255                         printf "\%-32s\tURL: %s\n", $feed->[1], join(", ", @{$feed->[2]});
 256                 }
 257                 return 0;
 258         }
 259         foreach my $feed (@feeds) {
 260                 list_feed($feed->[1], @ARGV) if (!defined($opts{r}) or $opts{r} eq $feed->[1]);
 261         }
 262         return 0;
 263 }
 264
 265 sub install_generic() {
 266         my $feed = shift;
 267         my $pkg = shift;
 268         my $path = $pkg->{makefile};
 269
 270         if($path) {
 271                 $path =~ s/\/Makefile$//;
 272
 273                 -d "./package/feeds" or mkdir "./package/feeds";
 274                 -d "./package/feeds/$feed->[1]" or mkdir "./package/feeds/$feed->[1]";
 275                 system("ln -sf ../../../$path ./package/feeds/$feed->[1]/");
 276         } else {
 277                 warn "Package is not valid\n";
 278                 return 1;
 279         }
 280
 281         return 0;
 282 }
 283
 284 my %install_method = (
 285         'src-svn' => \&install_generic,
 286         'src-cpy' => \&install_generic,
 287         'src-link' => \&install_generic,
 288         'src-git' => \&install_generic,
 289         'src-bzr' => \&install_generic,
 290         'src-hg' => \&install_generic,
 291         'src-darcs' => \&install_generic,
 292 );
 293
 294 my %feed;
 295
 296 sub lookup_package($$) {
 297         my $feed = shift;
 298         my $package = shift;
 299
 300         foreach my $feed ($feed, @feeds) {
 301                 next unless $feed->[1];
 302                 next unless $feed{$feed->[1]};
 303                 $feed{$feed->[1]}->{$package} and return $feed;
 304         }
 305         return;
 306 }
 307
 308 sub install_package {
 309         my $feed = shift;
 310         my $name = shift;
 311         my $ret = 0;
 312
 313         $feed = lookup_package($feed, $name);
 314         $feed or do {
 315                 $installed{$name} and return 0;
 316                 # TODO: check if it's already installed within ./package directory
 317                 $feed_src->{$name} or -d "./package/$name" or warn "WARNING: No feed for package '$name' found, maybe it's already part of the standard packages?\n";
 318                 return 0;
 319         };
 320
 321         # switch to the metadata for the selected feed
 322         get_feed($feed->[1]);
 323
 324         my $pkg = $feed{$feed->[1]}->{$name} or return 1;
 325         $pkg->{name} or do {
 326                 $installed{$name} and return 0;
 327                 # TODO: check if this is an alias package, maybe it's known by another name
 328                 warn "WARNING: Package '$name' is not available in feed $feed->[1].\n";
 329                 return 0;
 330         };
 331         my $src = $pkg->{src};
 332         my $type = $feed->[0];
 333         $src or $src = $name;
 334
 335         # previously installed packages set the runtime package
 336         # newly installed packages set the source package
 337         $installed{$src} and return 0;
 338
 339         # check previously installed packages
 340         $installed{$name} and return 0;
 341         $installed{$src} = 1;
 342         warn "Installing package '$src'\n";
 343
 344         $install_method{$type} or do {
 345                 warn "Unknown installation method: '$type'\n";
 346                 return 1;
 347         };
 348
 349         &{$install_method{$type}}($feed, $pkg) == 0 or do {
 350                 warn "failed.\n";
 351                 return 1;
 352         };
 353
 354         # install all dependencies referenced from the source package
 355         foreach my $vpkg (@{$feed_src->{$src}}) {
 356                 foreach my $dep (@{$vpkg->{depends}}, @{$vpkg->{builddepends}}, @{$vpkg->{"builddepends/host"}}) {
 357                         next if $dep =~ /@/;
 358                         $dep =~ s/^\+//;
 359                         $dep =~ s/^.+://;
 360                         $dep =~ s/\/.+$//;
 361                         next unless $dep;
 362                         install_package($feed, $dep) == 0 or $ret = 1;
 363                 }
 364         }
 365
 366         return $ret;
 367 }
 368
 369 sub refresh_config {
 370         my $default = shift;
 371
 372         # workaround for timestamp check
 373         system("rm -f tmp/.packageinfo");
 374
 375         # refresh the config
 376         if ($default) {
 377                 system("$mk oldconfig CONFDEFAULT=\"$default\" Config.in >/dev/null 2>/dev/null");
 378         } else {
 379                 system("$mk defconfig Config.in >/dev/null 2>/dev/null");
 380         }
 381 }
 382
 383 sub install {
 384         my $name;
 385         my %opts;
 386         my $feed;
 387         my $ret = 0;
 388
 389         getopts('ap:d:h', \%opts);
 390
 391         if ($opts{h}) {
 392                 usage();
 393                 return 0;
 394         }
 395
 396         get_installed();
 397
 398         foreach my $f (@feeds) {
 399                 # index all feeds
 400                 $feed{$f->[1]} = get_feed($f->[1]);
 401
 402                 # look up the preferred feed
 403                 $opts{p} and $f->[1] eq $opts{p} and $feed = $f;
 404         }
 405
 406         if($opts{a}) {
 407                 foreach my $f (@feeds) {
 408                         if (!defined($opts{p}) or $opts{p} eq $f->[1]) {
 409                                 printf "Installing all packages from feed %s.\n", $f->[1];
 410                                 get_feed($f->[1]);
 411                                 foreach my $name (sort { lc($a) cmp lc($b) } keys %$feed_package) {
 412                                         my $p = $feed_package->{$name};
 413                                         next if $p->{vdepends};
 414                                         if( $p->{name} ) {
 415                                                 install_package($feed, $p->{name}) == 0 or $ret = 1;
 416                                                 get_feed($f->[1]);
 417                                         }
 418                                 }
 419                         }
 420                 }
 421         } else {
 422                 while ($name = shift @ARGV) {
 423                         install_package($feed, $name) == 0 or $ret = 1;
 424                 }
 425         }
 426
 427         # workaround for timestamp check
 428
 429         # set the defaults
 430         if ($opts{d} and $opts{d} =~ /^[ymn]$/) {
 431                 refresh_config($opts{d});
 432         }
 433
 434         return $ret;
 435 }
 436
 437 sub uninstall {
 438         my %opts;
 439         my $name;
 440         my $uninstall;
 441
 442         getopts('ah', \%opts);
 443
 444         if ($opts{h}) {
 445                 usage();
 446                 return 0;
 447         }
 448
 449         if ($opts{a}) {
 450                 system("rm -rvf ./package/feeds");
 451                 $uninstall = 1;
 452         } else {
 453                 if($#ARGV == -1) {
 454                         warn "WARNING: no package to uninstall\n";
 455                         return 0;
 456                 }
 457                 get_installed();
 458                 while ($name = shift @ARGV) {
 459                         my $pkg = $installed{$name};
 460                         $pkg or do {
 461                                 warn "WARNING: $name not installed\n";
 462                                 next;
 463                         };
 464                         $pkg->{src} and $name = $pkg->{src};
 465                         warn "Uninstalling package '$name'\n";
 466                         system("rm -f ./package/feeds/*/$name");
 467                         $uninstall = 1;
 468                 }
 469         }
 470         $uninstall and refresh_config();
 471         return 0;
 472 }
 473
 474 sub update_feed($$$$)
 475 {
 476         my $type=shift;
 477         my $name=shift;
 478         my $src=shift;
 479         my $perform_update=shift;
 480         my $force_relocate=update_location( $name, "@$src" );
 481
 482         if( $force_relocate ) {
 483                 warn "Source of feed $name has changed, replacing copy\n";
 484         }
 485         $update_method{$type} or do {
 486                 warn "Unknown type '$type' in feed $name\n";
 487                 return 1;
 488         };
 489         $perform_update and do {
 490                 my $failed = 1;
 491                 foreach my $feedsrc (@$src) {
 492                         warn "Updating feed '$name' from '$feedsrc' ...\n";
 493                         next unless update_feed_via($type, $name, $feedsrc, $force_relocate) == 0;
 494                         $failed = 0;
 495                         last;
 496                 }
 497                 $failed and do {
 498                         warn "failed.\n";
 499                         return 1;
 500                 };
 501         };
 502         warn "Create index file './feeds/$name.index' \n";
 503         update_index($name) == 0 or do {
 504                 warn "failed.\n";
 505                 return 1;
 506         };
 507         return 0;
 508 }
 509
 510 sub update {
 511         my %opts;
 512         my $feed_name;
 513         my $perform_update=1;
 514
 515         $ENV{SCAN_COOKIE} = $$;
 516         $ENV{KBUILD_VERBOSE} = 99;
 517
 518         getopts('ahi', \%opts);
 519
 520         if ($opts{h}) {
 521                 usage();
 522                 return 0;
 523         }
 524
 525         if ($opts{i}) {
 526                 # don't update from (remote) repository
 527                 # only re-create index information
 528                 $perform_update=0;
 529         }
 530
 531         -d "feeds" or do {
 532                         mkdir "feeds" or die "Unable to create the feeds directory";
 533                 };
 534
 535         if ( ($#ARGV == -1) or $opts{a}) {
 536                 foreach my $feed (@feeds) {
 537                         my ($type, $name, $src) = @$feed;
 538                         update_feed($type, $name, $src, $perform_update);
 539                 }
 540         } else {
 541                 while ($feed_name = shift @ARGV) {
 542                         foreach my $feed (@feeds) {
 543                                 my ($type, $name, $src) = @$feed;
 544                                 if($feed_name ne $name) {
 545                                         next;
 546                                 }
 547                                 update_feed($type, $name, $src, $perform_update);
 548                         }
 549                 }
 550         }
 551
 552         refresh_config();
 553
 554         return 0;
 555 }
 556
 557 sub usage() {
 558         print <<EOF;
 559 Usage: $0 <command> [options]
 560
 561 Commands:
 562         list [options]: List feeds and their content
 563         Options:
 564             -s :           List of feed names and their URL.
 565             -r <feedname>: List packages of specified feed.
 566
 567         install [options] <package>: Install a package
 568         Options:
 569             -a :           Install all packages from all feeds or from the specified feed using the -p option.
 570             -p <feedname>: Prefer this feed when installing packages.
 571             -d <y|m|n>:    Set default for newly installed packages.
 572
 573         search [options] <substring>: Search for a package
 574         Options:
 575             -r <feedname>: Only search in this feed
 576
 577         uninstall -a|<package>: Uninstall a package
 578         Options:
 579             -a :           Uninstalls all packages.
 580
 581         update -a|<feedname(s)>: Update packages and lists of feeds in feeds.conf .
 582         Options:
 583             -a :           Update all feeds listed within feeds.conf. Otherwise the specified feeds will be updated.
 584             -i :           Recreate the index only. No feed update from repository is performed.
 585
 586         clean:             Remove downloaded/generated files.
 587
 588 EOF
 589         exit(1);
 590 }
 591
 592 my %commands = (
 593         'list' => \&list,
 594         'update' => \&update,
 595         'install' => \&install,
 596         'search' => \&search,
 597         'uninstall' => \&uninstall,
 598         'clean' => sub {
 599                 system("rm -rf feeds");
 600         }
 601 );
 602
 603 my $arg = shift @ARGV;
 604 $arg or usage();
 605 parse_config;
 606 foreach my $cmd (keys %commands) {
 607         $arg eq $cmd and do {
 608                 exit(&{$commands{$cmd}}());
 609         };
 610 }
 611 usage();