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 %$feed_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         # switch to the metadata for the selected feed
 311         get_feed($feed->[1]);
 312
 313         my $pkg = $feed{$feed->[1]}->{$name} or return 1;
 314         $pkg->{name} or do {
 315                 $installed{$name} and return 0;
 316                 # TODO: check if this is an alias package, maybe it's known by another name
 317                 warn "WARNING: Package '$name' is not available in feed $feed->[1].\n";
 318                 return 0;
 319         };
 320         my $src = $pkg->{src};
 321         my $type = $feed->[0];
 322         $src or $src = $name;
 323
 324         # previously installed packages set the runtime package
 325         # newly installed packages set the source package
 326         $installed{$src} and return 0;
 327
 328         # check previously installed packages
 329         $installed{$name} and return 0;
 330         $installed{$src} = 1;
 331         warn "Installing package '$src'\n";
 332
 333         $install_method{$type} or do {
 334                 warn "Unknown installation method: '$type'\n";
 335                 return 1;
 336         };
 337
 338         &{$install_method{$type}}($feed, $pkg) == 0 or do {
 339                 warn "failed.\n";
 340                 return 1;
 341         };
 342
 343         # install all dependencies referenced from the source package
 344         foreach my $vpkg (@{$feed_src->{$src}}) {
 345                 foreach my $dep (@{$vpkg->{depends}}, @{$vpkg->{builddepends}}, @{$vpkg->{"builddepends/host"}}) {
 346                         next if $dep =~ /@/;
 347                         $dep =~ s/^\+//;
 348                         $dep =~ s/^.+://;
 349                         $dep =~ s/\/.+$//;
 350                         next unless $dep;
 351                         install_package($feed, $dep) == 0 or $ret = 1;
 352                 }
 353         }
 354
 355         return $ret;
 356 }
 357
 358 sub refresh_config {
 359         my $default = shift;
 360
 361         # workaround for timestamp check
 362         system("rm -f tmp/.packageinfo");
 363
 364         # refresh the config
 365         if ($default) {
 366                 system("$mk oldconfig CONFDEFAULT=\"$default\" Config.in >/dev/null 2>/dev/null");
 367         } else {
 368                 system("$mk defconfig Config.in >/dev/null 2>/dev/null");
 369         }
 370 }
 371
 372 sub install {
 373         my $name;
 374         my %opts;
 375         my $feed;
 376         my $ret = 0;
 377
 378         getopts('ap:d:h', \%opts);
 379
 380         if ($opts{h}) {
 381                 usage();
 382                 return 0;
 383         }
 384
 385         get_installed();
 386
 387         foreach my $f (@feeds) {
 388                 # index all feeds
 389                 $feed{$f->[1]} = get_feed($f->[1]);
 390
 391                 # look up the preferred feed
 392                 $opts{p} and $f->[1] eq $opts{p} and $feed = $f;
 393         }
 394
 395         if($opts{a}) {
 396                 foreach my $f (@feeds) {
 397                         if (!defined($opts{p}) or $opts{p} eq $f->[1]) {
 398                                 printf "Installing all packages from feed %s.\n", $f->[1];
 399                                 get_feed($f->[1]);
 400                                 foreach my $name (sort { lc($a) cmp lc($b) } keys %$feed_package) {
 401                                         my $p = $feed_package->{$name};
 402                                         next if $p->{vdepends};
 403                                         if( $p->{name} ) {
 404                                                 install_package($feed, $p->{name}) == 0 or $ret = 1;
 405                                         }
 406                                 }
 407                         }
 408                 }
 409         } else {
 410                 while ($name = shift @ARGV) {
 411                         install_package($feed, $name) == 0 or $ret = 1;
 412                 }
 413         }
 414
 415         # workaround for timestamp check
 416
 417         # set the defaults
 418         if ($opts{d} and $opts{d} =~ /^[ymn]$/) {
 419                 refresh_config($opts{d});
 420         }
 421
 422         return $ret;
 423 }
 424
 425 sub uninstall {
 426         my %opts;
 427         my $name;
 428         my $uninstall;
 429
 430         getopts('ah', \%opts);
 431
 432         if ($opts{h}) {
 433                 usage();
 434                 return 0;
 435         }
 436
 437         if ($opts{a}) {
 438                 system("rm -rvf ./package/feeds");
 439                 $uninstall = 1;
 440         } else {
 441                 if($#ARGV == -1) {
 442                         warn "WARNING: no package to uninstall\n";
 443                         return 0;
 444                 }
 445                 get_installed();
 446                 while ($name = shift @ARGV) {
 447                         my $pkg = $installed{$name};
 448                         $pkg or do {
 449                                 warn "WARNING: $name not installed\n";
 450                                 next;
 451                         };
 452                         $pkg->{src} and $name = $pkg->{src};
 453                         warn "Uninstalling package '$name'\n";
 454                         system("rm -f ./package/feeds/*/$name");
 455                         $uninstall = 1;
 456                 }
 457         }
 458         $uninstall and refresh_config();
 459         return 0;
 460 }
 461
 462 sub update_feed($$$$)
 463 {
 464         my $type=shift;
 465         my $name=shift;
 466         my $src=shift;
 467         my $perform_update=shift;
 468         my $force_relocate=update_location( $name, "@$src" );
 469
 470         if( $force_relocate ) {
 471                 warn "Source of feed $name has changed, replacing copy\n";
 472         }
 473         $update_method{$type} or do {
 474                 warn "Unknown type '$type' in feed $name\n";
 475                 return 1;
 476         };
 477         $perform_update and do {
 478                 my $failed = 1;
 479                 foreach my $feedsrc (@$src) {
 480                         warn "Updating feed '$name' from '$feedsrc' ...\n";
 481                         next unless update_feed_via($type, $name, $feedsrc, $force_relocate) == 0;
 482                         $failed = 0;
 483                         last;
 484                 }
 485                 $failed and do {
 486                         warn "failed.\n";
 487                         return 1;
 488                 };
 489         };
 490         warn "Create index file './feeds/$name.index' \n";
 491         update_index($name) == 0 or do {
 492                 warn "failed.\n";
 493                 return 1;
 494         };
 495         return 0;
 496 }
 497
 498 sub update {
 499         my %opts;
 500         my $feed_name;
 501         my $perform_update=1;
 502
 503         $ENV{SCAN_COOKIE} = $$;
 504         $ENV{KBUILD_VERBOSE} = 99;
 505
 506         getopts('ahi', \%opts);
 507
 508         if ($opts{h}) {
 509                 usage();
 510                 return 0;
 511         }
 512
 513         if ($opts{i}) {
 514                 # don't update from (remote) repository
 515                 # only re-create index information
 516                 $perform_update=0;
 517         }
 518
 519         -d "feeds" or do {
 520                         mkdir "feeds" or die "Unable to create the feeds directory";
 521                 };
 522
 523         if ( ($#ARGV == -1) or $opts{a}) {
 524                 foreach my $feed (@feeds) {
 525                         my ($type, $name, $src) = @$feed;
 526                         update_feed($type, $name, $src, $perform_update);
 527                 }
 528         } else {
 529                 while ($feed_name = shift @ARGV) {
 530                         foreach my $feed (@feeds) {
 531                                 my ($type, $name, $src) = @$feed;
 532                                 if($feed_name ne $name) {
 533                                         next;
 534                                 }
 535                                 update_feed($type, $name, $src, $perform_update);
 536                         }
 537                 }
 538         }
 539
 540         refresh_config();
 541
 542         return 0;
 543 }
 544
 545 sub usage() {
 546         print <<EOF;
 547 Usage: $0 <command> [options]
 548
 549 Commands:
 550         list [options]: List feeds and their content
 551         Options:
 552             -s :           List of feed names and their URL.
 553             -r <feedname>: List packages of specified feed.
 554
 555         install [options] <package>: Install a package
 556         Options:
 557             -a :           Install all packages from all feeds or from the specified feed using the -p option.
 558             -p <feedname>: Prefer this feed when installing packages.
 559             -d <y|m|n>:    Set default for newly installed packages.
 560
 561         search [options] <substring>: Search for a package
 562         Options:
 563             -r <feedname>: Only search in this feed
 564
 565         uninstall -a|<package>: Uninstall a package
 566         Options:
 567             -a :           Uninstalls all packages.
 568
 569         update -a|<feedname(s)>: Update packages and lists of feeds in feeds.conf .
 570         Options:
 571             -a :           Update all feeds listed within feeds.conf. Otherwise the spezified feeds will be updated.
 572             -i :           Recreate the index only. No feed update from repository is performed.
 573
 574         clean:             Remove downloaded/generated files.
 575
 576 EOF
 577         exit(1);
 578 }
 579
 580 my %commands = (
 581         'list' => \&list,
 582         'update' => \&update,
 583         'install' => \&install,
 584         'search' => \&search,
 585         'uninstall' => \&uninstall,
 586         'clean' => sub {
 587                 system("rm -rf feeds");
 588         }
 589 );
 590
 591 my $arg = shift @ARGV;
 592 $arg or usage();
 593 parse_config;
 594 foreach my $cmd (keys %commands) {
 595         $arg eq $cmd and do {
 596                 exit(&{$commands{$cmd}}());
 597         };
 598 }
 599 usage();