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