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
  30 sub parse_config() {
  31         my $line = 0;
  32         my %name;
  33
  34         open FEEDS, "feeds.conf" or
  35                 open FEEDS, "feeds.conf.default" or
  36                 die "Unable to open feeds configuration";
  37         while (<FEEDS>) {
  38                 chomp;
  39                 s/#.+$//;
  40                 next unless /\S/;
  41                 my @line = split /\s+/, $_, 3;
  42                 my @src;
  43                 $line++;
  44
  45                 my $valid = 1;
  46                 $line[0] =~ /^src-\w+$/ or $valid = 0;
  47                 $line[1] =~ /^\w+$/ or $valid = 0;
  48                 @src = split /\s+/, $line[2];
  49                 $valid or die "Syntax error in feeds.conf, line: $line\n";
  50
  51                 $name{$line[1]} and die "Duplicate feed name '$line[1]', line: $line\n";
  52                 $name{$line[1]} = 1;
  53
  54                 push @feeds, [$line[0], $line[1], \@src];
  55         }
  56         close FEEDS;
  57 }
  58
  59 sub update_location($$)
  60 {
  61         my $name = shift;
  62         my $url  = shift;
  63         my $old_url;
  64
  65         -d "./feeds/$name.tmp" or mkdir "./feeds/$name.tmp" or return 1;
  66
  67         if( open LOC, "< ./feeds/$name.tmp/location" )
  68         {
  69                 chomp($old_url = readline LOC);
  70                 close LOC;
  71         }
  72
  73         if( !$old_url || $old_url ne $url )
  74         {
  75                 if( open LOC, "> ./feeds/$name.tmp/location" )
  76                 {
  77                         print LOC $url, "\n";
  78                         close LOC;
  79                 }
  80                 return $old_url ? 1 : 0;
  81         }
  82
  83         return 0;
  84 }
  85
  86 sub update_index($)
  87 {
  88         my $name = shift;
  89
  90         -d "./feeds/$name.tmp" or mkdir "./feeds/$name.tmp" or return 1;
  91         -d "./feeds/$name.tmp/info" or mkdir "./feeds/$name.tmp/info" or return 1;
  92
  93         system("$mk -s prepare-mk TMP_DIR=\"$ENV{TOPDIR}/feeds/$name.tmp\"");
  94         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\"");
  95         system("ln -sf $name.tmp/.packageinfo ./feeds/$name.index");
  96
  97         return 0;
  98 }
  99
 100 my %update_method = (
 101         'src-svn' => {
 102                 'init'          => "svn checkout '%s' '%s'",
 103                 'update'        => "svn update",
 104                 'controldir'    => ".svn"},
 105         'src-cpy' => {
 106                 'init'          => "cp -Rf '%s' '%s'",
 107                 'update'        => ""},
 108         'src-link' => {
 109                 'init'          => "ln -s '%s' '%s'",
 110                 'update'        => ""},
 111         'src-git' => {
 112                 'init'          => "git clone --depth 1 '%s' '%s'",
 113                 'update'        => "git pull",
 114                 'controldir'    => ".git"},
 115         'src-bzr' => {
 116                 'init'          => "bzr checkout --lightweight '%s' '%s'",
 117                 'update'        => "bzr update",
 118                 'controldir'    => ".bzr"},
 119         'src-hg' => {
 120                 'init'          => "hg clone '%s' '%s'",
 121                 'update'        => "hg pull --update",
 122                 'controldir'    => ".hg"}
 123 );
 124
 125 # src-git: pull broken
 126 # src-cpy: broken if `basename $src` != $name
 127
 128 sub update_feed_via($$$$) {
 129         my $type = shift;
 130         my $name = shift;
 131         my $src = shift;
 132         my $relocate = shift;
 133
 134         my $m = $update_method{$type};
 135         my $localpath = "./feeds/$name";
 136         my $safepath = $localpath;
 137         $safepath =~ s/'/'\\''/;
 138
 139         if( $relocate || !$m->{'update'} || !-d "$localpath/$m->{'controldir'}" ) {
 140                 system("rm -rf '$safepath'");
 141                 system(sprintf($m->{'init'}, $src, $safepath)) == 0 or return 1;
 142         } else {
 143                 system("cd '$safepath'; $m->{'update'}") == 0 or return 1;
 144         }
 145
 146         return 0;
 147 }
 148
 149 sub get_feed($) {
 150         my $feed = shift;
 151         my $file = "./feeds/$feed.index";
 152
 153         clear_packages();
 154
 155         -f $file or do {
 156                 print "Ignoring feed '$feed' - index missing\n";
 157                 return;
 158         };
 159         parse_package_metadata($file) or return;
 160         return { %package };
 161 }
 162
 163 sub get_installed() {
 164         system("$mk -s prepare-tmpinfo");
 165         clear_packages();
 166         parse_package_metadata("./tmp/.packageinfo");
 167         %installed = %package;
 168 }
 169
 170 sub search_feed {
 171         my $feed = shift;
 172         my @substr = @_;
 173         my $display;
 174
 175         return unless @substr > 0;
 176         get_feed($feed);
 177         foreach my $name (sort { lc($a) cmp lc($b) } keys %package) {
 178                 my $pkg = $package{$name};
 179                 my $substr;
 180                 my $pkgmatch = 1;
 181
 182                 next if $pkg->{vdepends};
 183                 foreach my $substr (@substr) {
 184                         my $match;
 185                         foreach my $key (qw(name title description src)) {
 186                                 $pkg->{$key} and $substr and $pkg->{$key} =~ m/$substr/i and $match = 1;
 187                         }
 188                         $match or undef $pkgmatch;
 189                 };
 190                 $pkgmatch and do {
 191                         $display or do {
 192                                 print "Search results in feed '$feed':\n";
 193                                 $display = 1;
 194                         };
 195                         printf "\%-25s\t\%s\n", $pkg->{name}, $pkg->{title};
 196                 };
 197         }
 198         return 0;
 199 }
 200
 201 sub search {
 202         my %opts;
 203
 204         getopt('r:', \%opts);
 205         foreach my $feed (@feeds) {
 206                 search_feed($feed->[1], @ARGV) if (!defined($opts{r}) or $opts{r} eq $feed->[1]);
 207         }
 208 }
 209
 210 sub list_feed {
 211         my $feed = shift;
 212
 213         get_feed($feed);
 214         foreach my $name (sort { lc($a) cmp lc($b) } keys %package) {
 215                 my $pkg = $package{$name};
 216                 next if $pkg->{vdepends};
 217                 if($pkg->{name}) {
 218                         printf "\%-32s\t\%s\n", $pkg->{name}, $pkg->{title};
 219                 }
 220         }
 221
 222         return 0;
 223 }
 224
 225 sub list {
 226         my %opts;
 227
 228         getopts('r:sh', \%opts);
 229         if ($opts{h}) {
 230                 usage();
 231                 return 0;
 232         }
 233         if ($opts{s}) {
 234                 foreach my $feed (@feeds) {
 235                         printf "\%-32s\tURL: %s\n", $feed->[1], join(", ", @{$feed->[2]});
 236                 }
 237                 return 0;
 238         }
 239         foreach my $feed (@feeds) {
 240                 list_feed($feed->[1], @ARGV) if (!defined($opts{r}) or $opts{r} eq $feed->[1]);
 241         }
 242         return 0;
 243 }
 244
 245 sub install_generic() {
 246         my $feed = shift;
 247         my $pkg = shift;
 248         my $path = $pkg->{makefile};
 249
 250         if($path) {
 251                 $path =~ s/\/Makefile$//;
 252
 253                 -d "./package/feeds" or mkdir "./package/feeds";
 254                 -d "./package/feeds/$feed->[1]" or mkdir "./package/feeds/$feed->[1]";
 255                 system("ln -sf ../../../$path ./package/feeds/$feed->[1]/");
 256         } else {
 257                 warn "Package is not valid\n";
 258                 return 1;
 259         }
 260
 261         return 0;
 262 }
 263
 264 my %install_method = (
 265         'src-svn' => \&install_generic,
 266         'src-cpy' => \&install_generic,
 267         'src-link' => \&install_generic,
 268         'src-git' => \&install_generic,
 269         'src-bzr' => \&install_generic,
 270         'src-hg' => \&install_generic,
 271 );
 272
 273 my %feed;
 274
 275 sub lookup_package($$) {
 276         my $feed = shift;
 277         my $package = shift;
 278
 279         foreach my $feed ($feed, @feeds) {
 280                 next unless $feed->[1];
 281                 next unless $feed{$feed->[1]};
 282                 $feed{$feed->[1]}->{$package} and return $feed;
 283         }
 284         return;
 285 }
 286
 287 sub install_package {
 288         my $feed = shift;
 289         my $name = shift;
 290         my $ret = 0;
 291
 292         $feed = lookup_package($feed, $name);
 293         $feed or do {
 294                 $installed{$name} and return 0;
 295                 # TODO: check if it's already installed within ./package directory
 296                 $srcpackage{$name} or -d "./package/$name" or warn "WARNING: No feed for package '$name' found, maybe it's already part of the standard packages?\n";
 297                 return 0;
 298         };
 299
 300         my $pkg = $feed{$feed->[1]}->{$name} or return 1;
 301         $pkg->{name} or do {
 302                 $installed{$name} and return 0;
 303                 # TODO: check if this is an alias package, maybe it's known by another name
 304                 warn "WARNING: Package '$name' is not available in feed $feed->[1].\n";
 305                 return 0;
 306         };
 307         my $src = $pkg->{src};
 308         my $type = $feed->[0];
 309         $src or $src = $name;
 310
 311         # previously installed packages set the runtime package
 312         # newly installed packages set the source package
 313         $installed{$src} and return 0;
 314
 315         # check previously installed packages
 316         $installed{$name} and return 0;
 317         $installed{$src} = 1;
 318         warn "Installing package '$src'\n";
 319
 320         $install_method{$type} or do {
 321                 warn "Unknown installation method: '$type'\n";
 322                 return 1;
 323         };
 324
 325         &{$install_method{$type}}($feed, $pkg) == 0 or do {
 326                 warn "failed.\n";
 327                 return 1;
 328         };
 329
 330         # install all dependencies
 331         foreach my $vpkg (@{$srcpackage{$src}}, $pkg) {
 332                 foreach my $dep (@{$vpkg->{depends}}, @{$vpkg->{builddepends}}, @{$vpkg->{"builddepends/host"}}) {
 333                         next if $dep =~ /@/;
 334                         $dep =~ s/^\+//;
 335                         $dep =~ s/^.+://;
 336                         $dep =~ s/\/.+$//;
 337                         next unless $dep;
 338                         install_package($feed, $dep) == 0 or $ret = 1;
 339                 }
 340         }
 341
 342         return $ret;
 343 }
 344
 345 sub refresh_config {
 346         my $default = shift;
 347
 348         # workaround for timestamp check
 349         system("rm -f tmp/.packageinfo");
 350
 351         # refresh the config
 352         if ($default) {
 353                 system("$mk oldconfig CONFDEFAULT=\"$default\" Config.in >/dev/null 2>/dev/null");
 354         } else {
 355                 system("$mk defconfig Config.in >/dev/null 2>/dev/null");
 356         }
 357 }
 358
 359 sub install {
 360         my $name;
 361         my %opts;
 362         my $feed;
 363         my $ret = 0;
 364
 365         getopts('ap:d:h', \%opts);
 366
 367         if ($opts{h}) {
 368                 usage();
 369                 return 0;
 370         }
 371
 372         get_installed();
 373
 374         foreach my $f (@feeds) {
 375                 # index all feeds
 376                 $feed{$f->[1]} = get_feed($f->[1]);
 377
 378                 # look up the preferred feed
 379                 $opts{p} and $f->[1] eq $opts{p} and $feed = $f;
 380         }
 381
 382         if($opts{a}) {
 383                 foreach my $f (@feeds) {
 384                         if (!defined($opts{p}) or $opts{p} eq $f->[1]) {
 385                                 printf "Installing all packages from feed %s.\n", $f->[1];
 386                                 get_feed($f->[1]);
 387                                 foreach my $name (sort { lc($a) cmp lc($b) } keys %package) {
 388                                         my $p = $package{$name};
 389                                         next if $p->{vdepends};
 390                                         if( $p->{name} ) {
 391                                                 install_package($feed, $p->{name}) == 0 or $ret = 1;
 392                                         }
 393                                 }
 394                         }
 395                 }
 396         } else {
 397                 while ($name = shift @ARGV) {
 398                         install_package($feed, $name) == 0 or $ret = 1;
 399                 }
 400         }
 401
 402         # workaround for timestamp check
 403
 404         # set the defaults
 405         if ($opts{d} and $opts{d} =~ /^[ymn]$/) {
 406                 refresh_config($opts{d});
 407         }
 408
 409         return $ret;
 410 }
 411
 412 sub uninstall {
 413         my %opts;
 414         my $name;
 415         my $uninstall;
 416
 417         getopts('ah', \%opts);
 418
 419         if ($opts{h}) {
 420                 usage();
 421                 return 0;
 422         }
 423
 424         if ($opts{a}) {
 425                 system("rm -rvf ./package/feeds");
 426                 $uninstall = 1;
 427         } else {
 428                 if($#ARGV == -1) {
 429                         warn "WARNING: no package to uninstall\n";
 430                         return 0;
 431                 }
 432                 get_installed();
 433                 while ($name = shift @ARGV) {
 434                         my $pkg = $installed{$name};
 435                         $pkg or do {
 436                                 warn "WARNING: $name not installed\n";
 437                                 next;
 438                         };
 439                         $pkg->{src} and $name = $pkg->{src};
 440                         warn "Uninstalling package '$name'\n";
 441                         system("rm -f ./package/feeds/*/$name");
 442                         $uninstall = 1;
 443                 }
 444         }
 445         $uninstall and refresh_config();
 446         return 0;
 447 }
 448
 449 sub update_feed($$$$)
 450 {
 451         my $type=shift;
 452         my $name=shift;
 453         my $src=shift;
 454         my $perform_update=shift;
 455         my $force_relocate=update_location( $name, "@$src" );
 456
 457         if( $force_relocate ) {
 458                 warn "Source of feed $name has changed, replacing copy\n";
 459         }
 460         $update_method{$type} or do {
 461                 warn "Unknown type '$type' in feed $name\n";
 462                 return 1;
 463         };
 464         $perform_update and do {
 465                 my $failed = 1;
 466                 foreach my $feedsrc (@$src) {
 467                         warn "Updating feed '$name' from '$feedsrc' ...\n";
 468                         next unless update_feed_via($type, $name, $feedsrc, $force_relocate) == 0;
 469                         $failed = 0;
 470                         last;
 471                 }
 472                 $failed and do {
 473                         warn "failed.\n";
 474                         return 1;
 475                 };
 476         };
 477         warn "Create index file './feeds/$name.index' \n";
 478         update_index($name) == 0 or do {
 479                 warn "failed.\n";
 480                 return 1;
 481         };
 482         return 0;
 483 }
 484
 485 sub update {
 486         my %opts;
 487         my $feed_name;
 488         my $perform_update=1;
 489
 490         $ENV{SCAN_COOKIE} = $$;
 491         $ENV{KBUILD_VERBOSE} = 99;
 492
 493         getopts('ahi', \%opts);
 494
 495         if ($opts{h}) {
 496                 usage();
 497                 return 0;
 498         }
 499
 500         if ($opts{i}) {
 501                 # don't update from (remote) repository
 502                 # only re-create index information
 503                 $perform_update=0;
 504         }
 505
 506         -d "feeds" or do {
 507                         mkdir "feeds" or die "Unable to create the feeds directory";
 508                 };
 509
 510         if ( ($#ARGV == -1) or $opts{a}) {
 511                 foreach my $feed (@feeds) {
 512                         my ($type, $name, $src) = @$feed;
 513                         update_feed($type, $name, $src, $perform_update);
 514                 }
 515         } else {
 516                 while ($feed_name = shift @ARGV) {
 517                         foreach my $feed (@feeds) {
 518                                 my ($type, $name, $src) = @$feed;
 519                                 if($feed_name ne $name) {
 520                                         next;
 521                                 }
 522                                 update_feed($type, $name, $src, $perform_update);
 523                         }
 524                 }
 525         }
 526
 527         refresh_config();
 528
 529         return 0;
 530 }
 531
 532 sub usage() {
 533         print <<EOF;
 534 Usage: $0 <command> [options]
 535
 536 Commands:
 537         list [options]: List feeds and their content
 538         Options:
 539             -s :           List of feed names and their URL.
 540             -r <feedname>: List packages of specified feed.
 541
 542         install [options] <package>: Install a package
 543         Options:
 544             -a :           Install all packages from all feeds or from the specified feed using the -p option.
 545             -p <feedname>: Prefer this feed when installing packages.
 546             -d <y|m|n>:    Set default for newly installed packages.
 547
 548         search [options] <substring>: Search for a package
 549         Options:
 550             -r <feedname>: Only search in this feed
 551
 552         uninstall -a|<package>: Uninstall a package
 553         Options:
 554             -a :           Uninstalls all packages.
 555
 556         update -a|<feedname(s)>: Update packages and lists of feeds in feeds.conf .
 557         Options:
 558             -a :           Update all feeds listed within feeds.conf. Otherwise the spezified feeds will be updated.
 559             -i :           Recreate the index only. No feed update from repository is performed.
 560
 561         clean:             Remove downloaded/generated files.
 562
 563 EOF
 564         exit(1);
 565 }
 566
 567 my %commands = (
 568         'list' => \&list,
 569         'update' => \&update,
 570         'install' => \&install,
 571         'search' => \&search,
 572         'uninstall' => \&uninstall,
 573         'clean' => sub {
 574                 system("rm -rf feeds");
 575         }
 576 );
 577
 578 my $arg = shift @ARGV;
 579 $arg or usage();
 580 parse_config;
 581 foreach my $cmd (keys %commands) {
 582         $arg eq $cmd and do {
 583                 exit(&{$commands{$cmd}}());
 584         };
 585 }
 586 usage();