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 my @feeds;
  19 my %build_packages;
  20 my %installed;
  21
  22 sub parse_config() {
  23         my $line = 0;
  24         my %name;
  25
  26         open FEEDS, "feeds.conf" or
  27                 open FEEDS, "feeds.conf.default" or
  28                 die "Unable to open feeds configuration";
  29         while (<FEEDS>) {
  30                 chomp;
  31                 s/#.+$//;
  32                 next unless /\S/;
  33                 my @line = split /\s+/, $_, 3;
  34                 my @src;
  35                 $line++;
  36
  37                 my $valid = 1;
  38                 $line[0] =~ /^src-\w+$/ or $valid = 0;
  39                 $line[1] =~ /^\w+$/ or $valid = 0;
  40                 @src = split /\s+/, $line[2];
  41                 $valid or die "Syntax error in feeds.list, line: $line\n";
  42
  43                 $name{$line[1]} and die "Duplicate feed name '$line[1]', line: $line\n";
  44                 $name{$line[1]} = 1;
  45
  46                 push @feeds, [$line[0], $line[1], \@src];
  47         }
  48         close FEEDS;
  49 }
  50
  51 sub update_location($$)
  52 {
  53         my $name = shift;
  54         my $url  = shift;
  55         my $old_url;
  56
  57         -d "./feeds/$name.tmp" or mkdir "./feeds/$name.tmp" or return 1;
  58
  59         if( open LOC, "< ./feeds/$name.tmp/location" )
  60         {
  61                 chomp($old_url = readline LOC);
  62                 close LOC;
  63         }
  64
  65         if( !$old_url || $old_url ne $url )
  66         {
  67                 if( open LOC, "> ./feeds/$name.tmp/location" )
  68                 {
  69                         print LOC $url, "\n";
  70                         close LOC;
  71                 }
  72                 return $old_url ? 1 : 0;
  73         }
  74
  75         return 0;
  76 }
  77
  78 sub update_index($)
  79 {
  80         my $name = shift;
  81
  82         -d "./feeds/$name.tmp" or mkdir "./feeds/$name.tmp" or return 1;
  83         -d "./feeds/$name.tmp/info" or mkdir "./feeds/$name.tmp/info" or return 1;
  84
  85         system("$mk -s prepare-mk TMP_DIR=\"$ENV{TOPDIR}/feeds/$name.tmp\"");
  86         system("$mk -s -f include/scan.mk IS_TTY=1 SCAN_TARGET=\"packageinfo\" SCAN_DIR=\"feeds/$name\" SCAN_NAME=\"package\" SCAN_DEPS=\"$ENV{TOPDIR}/include/package*.mk\" SCAN_DEPTH=5 SCAN_EXTRA=\"\" TMP_DIR=\"$ENV{TOPDIR}/feeds/$name.tmp\"");
  87         system("ln -sf $name.tmp/.packageinfo ./feeds/$name.index");
  88
  89         return 0;
  90 }
  91
  92 sub update_svn($$$) {
  93         my $name = shift;
  94         my $src = shift;
  95         my $relocate = shift;
  96
  97         if ( !$relocate && -d "./feeds/$name/.svn" ) {
  98                 system("(cd \"./feeds/$name\"; svn up)") == 0 or return 1;
  99         } else {
 100                 system("rm -rf \"./feeds/$name\"");
 101                 system("svn co $src \"./feeds/$name\"") == 0 or return 1;
 102         }
 103
 104         return 0;
 105 }
 106
 107 sub update_cpy($$$) {
 108         my $name = shift;
 109         my $src = shift;
 110         my $relocate = shift;
 111
 112         $relocate && system("rm -rf \"./feeds/$name\"");
 113         system("mkdir -p ./feeds/$name");
 114         system("cp -Rf $src ./feeds");
 115
 116         return 0;
 117 }
 118
 119 sub update_link($$$) {
 120         my $name = shift;
 121         my $src = abs_path(shift);
 122         my $relocate = shift;   # no-op
 123
 124         system("rm -f ./feeds/$name; ln -s $src ./feeds/$name");
 125
 126         return 0;
 127 }
 128
 129 sub update_git($$$) {
 130         my $name = shift;
 131         my $src = shift;
 132         my $relocate = shift;
 133
 134         if ( !$relocate && -d "./feeds/$name/.git" ) {
 135                 system("GIT_DIR=./feeds/$name/.git git pull") == 0 or return 1;
 136         } else {
 137                 system("rm -rf \"./feeds/$name\"");
 138                 system("git clone --depth 1 $src ./feeds/$name") == 0 or return 1;
 139         }
 140
 141         return 0;
 142 }
 143
 144 sub get_feed($) {
 145         my $feed = shift;
 146         my $file = "./feeds/$feed.index";
 147
 148         clear_packages();
 149
 150         -f $file or do {
 151                 print "Ignoring feed '$feed' - index missing\n";
 152                 return;
 153         };
 154         parse_package_metadata($file) or return;
 155         return { %package };
 156 }
 157
 158 sub get_installed() {
 159         system("$mk -s prepare-tmpinfo");
 160         clear_packages();
 161         parse_package_metadata("./tmp/.packageinfo");
 162         %installed = %package;
 163 }
 164
 165 sub search_feed {
 166         my $feed = shift;
 167         my @substr = @_;
 168         my $display;
 169
 170         return unless @substr > 0;
 171         get_feed($feed);
 172         foreach my $name (sort { lc($a) cmp lc($b) } keys %package) {
 173                 my $pkg = $package{$name};
 174                 my $substr;
 175                 my $pkgmatch = 1;
 176
 177                 foreach my $substr (@substr) {
 178                         my $match;
 179                         foreach my $key (qw(name title description)) {
 180                                 $pkg->{$key} and $substr and $pkg->{$key} =~ m/$substr/i and $match = 1;
 181                         }
 182                         $match or undef $pkgmatch;
 183                 };
 184                 $pkgmatch and do {
 185                         $display or do {
 186                                 print "Search results in feed '$feed':\n";
 187                                 $display = 1;
 188                         };
 189                         printf "\%-25s\t\%s\n", $pkg->{name}, $pkg->{title};
 190                 };
 191         }
 192         return 0;
 193 }
 194
 195 sub search {
 196         my %opts;
 197
 198         getopt('r:', \%opts);
 199         foreach my $feed (@feeds) {
 200                 search_feed($feed->[1], @ARGV) if (!defined($opts{r}) or $opts{r} eq $feed->[1]);
 201         }
 202 }
 203
 204 sub list_feed {
 205         my $feed = shift;
 206
 207         get_feed($feed);
 208         foreach my $name (sort { lc($a) cmp lc($b) } keys %package) {
 209                 my $pkg = $package{$name};
 210                 if($pkg->{name}) {
 211                         printf "\%-32s\t\%s\n", $pkg->{name}, $pkg->{title};
 212                 }
 213         }
 214
 215         return 0;
 216 }
 217
 218 sub list {
 219         my %opts;
 220
 221         getopts('r:sh', \%opts);
 222         if ($opts{h}) {
 223                 usage();
 224                 return 0;
 225         }
 226         if ($opts{s}) {
 227                 foreach my $feed (@feeds) {
 228                         printf "\%-32s\tURL: %s\n", $feed->[1], join(", ", @{$feed->[2]});
 229                 }
 230                 return 0;
 231         }
 232         foreach my $feed (@feeds) {
 233                 list_feed($feed->[1], @ARGV) if (!defined($opts{r}) or $opts{r} eq $feed->[1]);
 234         }
 235         return 0;
 236 }
 237
 238 sub install_generic() {
 239         my $feed = shift;
 240         my $pkg = shift;
 241         my $path = $pkg->{makefile};
 242
 243         if($path) {
 244                 $path =~ s/\/Makefile$//;
 245
 246                 -d "./package/feeds" or mkdir "./package/feeds";
 247                 -d "./package/feeds/$feed->[1]" or mkdir "./package/feeds/$feed->[1]";
 248                 system("ln -sf ../../../$path ./package/feeds/$feed->[1]/");
 249         } else {
 250                 warn "Package is not valid\n";
 251                 return 1;
 252         }
 253
 254         return 0;
 255 }
 256
 257 my %install_method = (
 258         'src-svn' => \&install_generic,
 259         'src-cpy' => \&install_generic,
 260         'src-link' => \&install_generic,
 261         'src-git' => \&install_generic,
 262 );
 263
 264 my %feed;
 265
 266 sub lookup_package($$) {
 267         my $feed = shift;
 268         my $package = shift;
 269
 270         foreach my $feed ($feed, @feeds) {
 271                 next unless $feed->[1];
 272                 next unless $feed{$feed->[1]};
 273                 $feed{$feed->[1]}->{$package} and return $feed;
 274         }
 275         return;
 276 }
 277
 278 sub install_package {
 279         my $feed = shift;
 280         my $name = shift;
 281         my $ret = 0;
 282
 283         $feed = lookup_package($feed, $name);
 284         $feed or do {
 285                 $installed{$name} and return 0;
 286                 # TODO: check if it's already installed within ./package directory
 287                 $srcpackage{$name} or -d "./package/$name" or warn "WARNING: No feed for package '$name' found, maybe it's already part of the standard packages?\n";
 288                 return 0;
 289         };
 290
 291         my $pkg = $feed{$feed->[1]}->{$name} or return 1;
 292         $pkg->{name} or do {
 293                 $installed{$name} and return 0;
 294                 # TODO: check if this is an alias package, maybe it's known by another name
 295                 warn "WARNING: Package '$name' is not available in feed $feed->[1].\n";
 296                 return 0;
 297         };
 298         my $src = $pkg->{src};
 299         my $type = $feed->[0];
 300         $src or $src = $name;
 301
 302         # previously installed packages set the runtime package
 303         # newly installed packages set the source package
 304         $installed{$src} and return 0;
 305
 306         # check previously installed packages
 307         $installed{$name} and return 0;
 308         $installed{$src} = 1;
 309         warn "Installing package '$src'\n";
 310
 311         $install_method{$type} or do {
 312                 warn "Unknown installation method: '$type'\n";
 313                 return 1;
 314         };
 315
 316         &{$install_method{$type}}($feed, $pkg) == 0 or do {
 317                 warn "failed.\n";
 318                 return 1;
 319         };
 320
 321         # install all dependencies
 322         foreach my $vpkg (@{$srcpackage{$src}}, $pkg) {
 323                 foreach my $dep (@{$vpkg->{depends}}, @{$vpkg->{builddepends}}) {
 324                         next if $dep =~ /@/;
 325                         $dep =~ s/^\+//;
 326                         $dep =~ s/^.+://;
 327                         next unless $dep;
 328                         install_package($feed, $dep) == 0 or $ret = 1;
 329                 }
 330         }
 331
 332         return $ret;
 333 }
 334
 335 sub refresh_config {
 336         my $default = shift;
 337
 338         # workaround for timestamp check
 339         system("rm -f tmp/.packageinfo");
 340
 341         # refresh the config
 342         if ($default) {
 343                 system("$mk oldconfig CONFDEFAULT=\"$default\" Config.in >/dev/null 2>/dev/null");
 344         } else {
 345                 system("$mk defconfig Config.in >/dev/null 2>/dev/null");
 346         }
 347 }
 348
 349 sub install {
 350         my $name;
 351         my %opts;
 352         my $feed;
 353         my $ret = 0;
 354
 355         getopts('ap:d:h', \%opts);
 356
 357         if ($opts{h}) {
 358                 usage();
 359                 return 0;
 360         }
 361
 362         get_installed();
 363
 364         foreach my $f (@feeds) {
 365                 # index all feeds
 366                 $feed{$f->[1]} = get_feed($f->[1]);
 367
 368                 # look up the preferred feed
 369                 $opts{p} and $f->[1] eq $opts{p} and $feed = $f;
 370         }
 371
 372         if($opts{a}) {
 373                 foreach my $f (@feeds) {
 374                         if (!defined($opts{p}) or $opts{p} eq $f->[1]) {
 375                                 printf "Installing all packages from feed %s.\n", $f->[1];
 376                                 get_feed($f->[1]);
 377                                 foreach my $name (sort { lc($a) cmp lc($b) } keys %package) {
 378                                         my $p = $package{$name};
 379                                         if( $p->{name} ) {
 380                                                 install_package($feed, $p->{name}) == 0 or $ret = 1;
 381                                         }
 382                                 }
 383                         }
 384                 }
 385         } else {
 386                 while ($name = shift @ARGV) {
 387                         install_package($feed, $name) == 0 or $ret = 1;
 388                 }
 389         }
 390
 391         # workaround for timestamp check
 392
 393         # set the defaults
 394         if ($opts{d} and $opts{d} =~ /^[ymn]$/) {
 395                 refresh_config($opts{d});
 396         }
 397
 398         return $ret;
 399 }
 400
 401 sub uninstall {
 402         my %opts;
 403         my $name;
 404         my $uninstall;
 405
 406         getopts('ah', \%opts);
 407
 408         if ($opts{h}) {
 409                 usage();
 410                 return 0;
 411         }
 412
 413         if ($opts{a}) {
 414                 system("rm -rvf ./package/feeds");
 415                 $uninstall = 1;
 416         } else {
 417                 if($#ARGV == -1) {
 418                         warn "WARNING: no package to uninstall\n";
 419                         return 0;
 420                 }
 421                 get_installed();
 422                 while ($name = shift @ARGV) {
 423                         my $pkg = $installed{$name};
 424                         $pkg or do {
 425                                 warn "WARNING: $name not installed\n";
 426                                 next;
 427                         };
 428                         $pkg->{src} and $name = $pkg->{src};
 429                         warn "Uninstalling package '$name'\n";
 430                         system("rm -f ./package/feeds/*/$name");
 431                         $uninstall = 1;
 432                 }
 433         }
 434         $uninstall and refresh_config();
 435         return 0;
 436 }
 437
 438 my %update_method = (
 439         'src-svn' => \&update_svn,
 440         'src-cpy' => \&update_cpy,
 441         'src-link' => \&update_link,
 442         'src-git' => \&update_git
 443 );
 444
 445 sub update_feed($$$$)
 446 {
 447         my $type=shift;
 448         my $name=shift;
 449         my $src=shift;
 450         my $perform_update=shift;
 451         my $force_relocate=update_location( $name, "@$src" );
 452
 453         if( $force_relocate ) {
 454                 warn "Source of feed $name has changed, replacing copy\n";
 455         }
 456         $update_method{$type} or do {
 457                 warn "Unknown type '$type' in feed $name\n";
 458                 return 1;
 459         };
 460         $perform_update and do {
 461                 my $failed = 1;
 462                 foreach my $feedsrc (@$src) {
 463                         warn "Updating feed '$name' from '$feedsrc' ...\n";
 464                         next unless &{$update_method{$type}}($name, $feedsrc, $force_relocate) == 0;
 465                         $failed = 0;
 466                         last;
 467                 }
 468                 $failed and do {
 469                         warn "failed.\n";
 470                         return 1;
 471                 };
 472         };
 473         warn "Create index file './feeds/$name.index' \n";
 474         update_index($name) == 0 or do {
 475                 warn "failed.\n";
 476                 return 1;
 477         };
 478         return 0;
 479 }
 480
 481 sub update {
 482         my %opts;
 483         my $feed_name;
 484         my $perform_update=1;
 485
 486         $ENV{SCAN_COOKIE} = $$;
 487         $ENV{KBUILD_VERBOSE} = 99;
 488
 489         getopts('ahi', \%opts);
 490
 491         if ($opts{h}) {
 492                 usage();
 493                 return 0;
 494         }
 495
 496         if ($opts{i}) {
 497                 # don't update from (remote) repository
 498                 # only re-create index information
 499                 $perform_update=0;
 500         }
 501
 502         -d "feeds" or do {
 503                         mkdir "feeds" or die "Unable to create the feeds directory";
 504                 };
 505
 506         if ( ($#ARGV == -1) or $opts{a}) {
 507                 foreach my $feed (@feeds) {
 508                         my ($type, $name, $src) = @$feed;
 509                         update_feed($type, $name, $src, $perform_update);
 510                 }
 511         } else {
 512                 while ($feed_name = shift @ARGV) {
 513                         foreach my $feed (@feeds) {
 514                                 my ($type, $name, $src) = @$feed;
 515                                 if($feed_name ne $name) {
 516                                         next;
 517                                 }
 518                                 update_feed($type, $name, $src, $perform_update);
 519                         }
 520                 }
 521         }
 522
 523         refresh_config();
 524
 525         return 0;
 526 }
 527
 528 sub usage() {
 529         print <<EOF;
 530 Usage: $0 <command> [options]
 531
 532 Commands:
 533         list [options]: List feeds and their content
 534         Options:
 535             -s :           List of feed names and their URL.
 536             -r <feedname>: List packages of specified feed.
 537
 538         install [options] <package>: Install a package
 539         Options:
 540             -a :           Install all packages from all feeds or from the specified feed using the -p option.
 541             -p <feedname>: Prefer this feed when installing packages.
 542             -d <y|m|n>:    Set default for newly installed packages.
 543
 544         search [options] <substring>: Search for a package
 545         Options:
 546             -r <feedname>: Only search in this feed
 547
 548         uninstall -a|<package>: Uninstall a package
 549         Options:
 550             -a :           Uninstalls all packages.
 551
 552         update -a|<feedname(s)>: Update packages and lists of feeds in feeds.conf .
 553         Options:
 554             -a :           Update all feeds listed within feeds.conf. Otherwise the spezified feeds will be updated.
 555             -i :           Recreate the index only. No feed update from repository is performed.
 556
 557         clean:             Remove downloaded/generated files.
 558
 559 EOF
 560         exit(1);
 561 }
 562
 563 my %commands = (
 564         'list' => \&list,
 565         'update' => \&update,
 566         'install' => \&install,
 567         'search' => \&search,
 568         'uninstall' => \&uninstall,
 569         'clean' => sub {
 570                 system("rm -rf feeds");
 571         }
 572 );
 573
 574 my $arg = shift @ARGV;
 575 $arg or usage();
 576 parse_config;
 577 foreach my $cmd (keys %commands) {
 578         $arg eq $cmd and do {
 579                 exit(&{$commands{$cmd}}());
 580         };
 581 }
 582 usage();