src/pakfire/lib/functions.pl

   1 #!/usr/bin/perl -w
   2 ###############################################################################
   3 #                                                                             #
   4 # IPFire.org - A linux based firewall                                         #
   5 # Copyright (C) 2007  Michael Tremer & Christian Schmidt                      #
   6 #                                                                             #
   7 # This program is free software: you can redistribute it and/or modify        #
   8 # it under the terms of the GNU General Public License as published by        #
   9 # the Free Software Foundation, either version 3 of the License, or           #
  10 # (at your option) any later version.                                         #
  11 #                                                                             #
  12 # This program is distributed in the hope that it will be useful,             #
  13 # but WITHOUT ANY WARRANTY; without even the implied warranty of              #
  14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the               #
  15 # GNU General Public License for more details.                                #
  16 #                                                                             #
  17 # You should have received a copy of the GNU General Public License           #
  18 # along with this program.  If not, see <http://www.gnu.org/licenses/>.       #
  19 #                                                                             #
  20 ###############################################################################
  21
  22 require "/opt/pakfire/etc/pakfire.conf";
  23 require "/var/ipfire/general-functions.pl";
  24
  25 use File::Basename;
  26 use File::Copy;
  27 use LWP::UserAgent;
  28 use HTTP::Response;
  29 use HTTP::Headers;
  30 use HTTP::Message;
  31 use HTTP::Request;
  32 use Net::Ping;
  33
  34 package Pakfire;
  35
  36 # GPG Keys
  37 my $myid = "64D96617";                  # Our own gpg-key paks@ipfire.org
  38 my $trustid = "65D0FD58";               # gpg-key of CaCert
  39
  40 # A small color-hash :D
  41 my %color;
  42         $color{'normal'}      = "\033[0m";
  43         $color{'black'}       = "\033[0;30m";
  44         $color{'darkgrey'}    = "\033[1;30m";
  45         $color{'blue'}        = "\033[0;34m";
  46         $color{'lightblue'}   = "\033[1;34m";
  47         $color{'green'}       = "\033[0;32m";
  48         $color{'lightgreen'}  = "\033[1;32m";
  49         $color{'cyan'}        = "\033[0;36m";
  50         $color{'lightcyan'}   = "\033[1;36m";
  51         $color{'red'}         = "\033[0;31m";
  52         $color{'lightred'}    = "\033[1;31m";
  53         $color{'purple'}      = "\033[0;35m";
  54         $color{'lightpurple'} = "\033[1;35m";
  55         $color{'brown'}       = "\033[0;33m";
  56         $color{'lightgrey'}   = "\033[0;37m";
  57         $color{'yellow'}      = "\033[1;33m";
  58         $color{'white'}       = "\033[1;37m";
  59 our $enable_colors = 1;
  60
  61 my $final_data;
  62 my $total_size;
  63 my $bfile;
  64
  65 my %pakfiresettings = ();
  66 &General::readhash("${General::swroot}/pakfire/settings", \%pakfiresettings);
  67
  68 sub message {
  69         my $message = shift;
  70
  71         logger("$message");
  72         if ( $enable_colors == 1 ) {
  73                 if ("$message" =~ /ERROR/) {
  74                         $message = "$color{'red'}$message$color{'normal'}";
  75                 } elsif ("$message" =~ /INFO/) {
  76                         $message = "$color{'cyan'}$message$color{'normal'}";
  77                 } elsif ("$message" =~ /WARN/) {
  78                         $message = "$color{'yellow'}$message$color{'normal'}";
  79                 } elsif ("$message" =~ /RESV/) {
  80                         $message = "$color{'purple'}$message$color{'normal'}";
  81                 } elsif ("$message" =~ /INST/) {
  82                         $message = "$color{'green'}$message$color{'normal'}";
  83                 } elsif ("$message" =~ /REMV/) {
  84                         $message = "$color{'lightred'}$message$color{'normal'}";
  85                 } elsif ("$message" =~ /UPGR/) {
  86                         $message = "$color{'lightblue'}$message$color{'normal'}";
  87                 }
  88         }
  89         print "$message\n";
  90
  91 }
  92
  93 sub logger {
  94         my $log = shift;
  95         if ($log) {
  96                 #system("echo \"`date`: $log\" >> /var/log/pakfire.log");
  97                 system("logger -t pakfire \"$log\"");
  98         }
  99 }
 100
 101 sub usage {
 102   &Pakfire::message("Usage: pakfire <install|remove> [options] <pak(s)>");
 103   &Pakfire::message("               <update> - Contacts the servers for new lists of paks.");
 104   &Pakfire::message("               <upgrade> - Installs the latest version of all paks.");
 105   &Pakfire::message("               <list> - Outputs a short list with all available paks.");
 106   &Pakfire::message("");
 107   &Pakfire::message("       Global options:");
 108   &Pakfire::message("               --non-interactive --> Enables the non-interactive mode.");
 109   &Pakfire::message("                                     You won't see any question here.");
 110   &Pakfire::message("                              -y --> Short for --non-interactive.");
 111   &Pakfire::message("                     --no-colors --> Turns off the wonderful colors.");
 112   &Pakfire::message("");
 113   exit 1;
 114 }
 115
 116 sub pinghost {
 117         my $host = shift;
 118
 119         $p = Net::Ping->new();
 120   if ($p->ping($host)) {
 121          logger("PING INFO: $host is alive");
 122         return 1;
 123   } else {
 124                 logger("PING INFO: $host is unreachable");
 125                 return 0;
 126         }
 127   $p->close();
 128 }
 129
 130 sub fetchfile {
 131         my $getfile = shift;
 132         my $gethost = shift;
 133         my (@server, $host, $proto, $file, $i);
 134         my $allok = 0;
 135
 136         use File::Basename;
 137         $bfile = basename("$getfile");
 138
 139         logger("DOWNLOAD STARTED: $getfile") unless ($bfile =~ /^counter\?.*/);
 140
 141         $i = 0;
 142         while (($allok == 0) && $i < 5) {
 143                 $i++;
 144
 145                 if ("$gethost" eq "") {
 146                         @server = selectmirror();
 147                         $proto = $server[0];
 148                         $host = $server[1];
 149                         $file = "$server[2]/$getfile";
 150                 } else {
 151                         $host = $gethost;
 152                         $file = $getfile;
 153                 }
 154
 155                 $proto = "HTTP" unless $proto;
 156
 157                 unless ($bfile =~ /^counter\?.*/) {
 158                         logger("DOWNLOAD INFO: Host: $host ($proto) - File: $file");
 159                 }
 160
 161                 my $ua = LWP::UserAgent->new;
 162                 $ua->agent("Pakfire/$Conf::version");
 163                 $ua->timeout(20);
 164
 165                 my %proxysettings=();
 166                 &General::readhash("${General::swroot}/proxy/advanced/settings", \%proxysettings);
 167
 168                 if ($proxysettings{'UPSTREAM_PROXY'}) {
 169                         logger("DOWNLOAD INFO: Upstream proxy: \"$proxysettings{'UPSTREAM_PROXY'}\"") unless ($bfile =~ /^counter.py\?.*/);
 170                         if ($proxysettings{'UPSTREAM_USER'}) {
 171                                 $ua->proxy("http","http://$proxysettings{'UPSTREAM_USER'}:$proxysettings{'UPSTREAM_PASSWORD'}@"."$proxysettings{'UPSTREAM_PROXY'}/");
 172                                 logger("DOWNLOAD INFO: Logging in with: \"$proxysettings{'UPSTREAM_USER'}\" - \"$proxysettings{'UPSTREAM_PASSWORD'}\"") unless ($bfile =~ /^counter.py\?.*/);
 173                         } else {
 174                                 $ua->proxy("http","http://$proxysettings{'UPSTREAM_PROXY'}/");
 175                         }
 176                 }
 177
 178                 $final_data = undef;
 179                 my $url = "http://$host/$file";
 180                 my $response;
 181
 182                 unless ($bfile =~ /^counter.py\?.*/) {
 183                         my $result = $ua->head($url);
 184                         my $remote_headers = $result->headers;
 185                         $total_size = $remote_headers->content_length;
 186                         logger("DOWNLOAD INFO: $file has size of $total_size bytes");
 187
 188                         $response = $ua->get($url, ':content_cb' => \&callback );
 189                         message("");
 190                 } else {
 191                         $response = $ua->get($url);
 192                 }
 193
 194                 my $code = $response->code();
 195                 my $log = $response->status_line;
 196                 logger("DOWNLOAD INFO: HTTP-Status-Code: $code - $log");
 197
 198                 if ( $code eq "500" ) {
 199                         message("Giving up: There was no chance to get the file \"$getfile\" from any available server.\nThere was an error on the way. Please fix it.");
 200                         return 1;
 201                 }
 202
 203                 if ($response->is_success) {
 204                         unless ($bfile =~ /^counter.py\?.*/) {
 205                                 if (open(FILE, ">$Conf::tmpdir/$bfile")) {
 206                                         print FILE $final_data;
 207                                         close(FILE);
 208                                         logger("DOWNLOAD INFO: File received. Start checking signature...");
 209                                         if (system("gpg --verify \"$Conf::tmpdir/$bfile\" &>/dev/null") eq 0) {
 210                                                 logger("DOWNLOAD INFO: Signature of $bfile is fine.");
 211                                                 move("$Conf::tmpdir/$bfile","$Conf::cachedir/$bfile");
 212                                         } else {
 213                                                 message("DOWNLOAD ERROR: The downloaded file ($file) wasn't verified by IPFire.org. Sorry - Exiting...");
 214                                                 my $ntp = `ntpdate -q -t 10 pool.ntp.org 2>/dev/null | tail -1`;
 215                                                 if ( $ntp !~ /time\ server(.*)offset(.*)/ ){message("TIME ERROR: Unable to get the nettime, this may lead to the verification error.");}
 216                                                 else { $ntp =~ /time\ server(.*)offset(.*)/; message("TIME INFO: Time Server$1has$2 offset to localtime.");}
 217                                                 exit 1;
 218                                         }
 219                                         logger("DOWNLOAD FINISHED: $file");
 220                                         $allok = 1;
 221                                         return 0;
 222                                 } else {
 223                                         logger("DOWNLOAD ERROR: Could not open $Conf::cachedir/$bfile for writing.");
 224                                 }
 225                         } else {
 226                                 return 0;
 227                         }
 228                 }       else {
 229                         logger("DOWNLOAD ERROR: $log");
 230                 }
 231         }
 232         message("DOWNLOAD ERROR: There was no chance to get the file \"$getfile\" from any available server.\nMay be you should run \"pakfire update\" to get some new servers.");
 233         return 1;
 234 }
 235
 236 sub getmirrors {
 237         my $force = shift;
 238         my $age;
 239
 240         use File::Copy;
 241
 242         if ( -e "$Conf::dbdir/lists/server-list.db" ) {
 243                 my @stat = stat("$Conf::dbdir/lists/server-list.db");
 244                 my $time = time();
 245                 $age = $time - $stat[9];
 246                 $force = "force" if ("$age" >= "3600");
 247                 logger("MIRROR INFO: server-list.db is $age seconds old. - DEBUG: $force");
 248         } else {
 249                 # Force an update.
 250                 $force = "force";
 251         }
 252
 253         if ("$force" eq "force") {
 254                 fetchfile("$Conf::version/lists/server-list.db", "$Conf::mainserver");
 255                 move("$Conf::cachedir/server-list.db", "$Conf::dbdir/lists/server-list.db");
 256         }
 257 }
 258
 259 sub getcoredb {
 260         my $force = shift;
 261         my $age;
 262
 263         use File::Copy;
 264
 265         if ( -e "$Conf::dbdir/lists/core-list.db" ) {
 266                 my @stat = stat("$Conf::dbdir/lists/core-list.db");
 267                 my $time = time();
 268                 $age = $time - $stat[9];
 269                 $force = "force" if ("$age" >= "3600");
 270                 logger("CORE INFO: core-list.db is $age seconds old. - DEBUG: $force");
 271         } else {
 272                 # Force an update.
 273                 $force = "force";
 274         }
 275
 276         if ("$force" eq "force") {
 277                 fetchfile("lists/core-list.db", "");
 278                 move("$Conf::cachedir/core-list.db", "$Conf::dbdir/lists/core-list.db");
 279         }
 280 }
 281
 282
 283 sub selectmirror {
 284         ### Check if there is a current server list and read it.
 285         #   If there is no list try to get one.
 286         my $count = 0;
 287         while (!(open(FILE, "<$Conf::dbdir/lists/server-list.db")) && ($count lt 5)) {
 288                 $count++;
 289                 getmirrors("noforce");
 290         }
 291         if ($count == 5) {
 292                 message("MIRROR ERROR: Could not find or download a server list");
 293                 exit 1;
 294         }
 295         my @lines = <FILE>;
 296         close(FILE);
 297
 298         ### Count the number of the servers in the list
 299         my $scount = 0;
 300         my @newlines;
 301         foreach (@lines) {
 302                 if ("$_" =~ /.*;.*;.*;/ ) {
 303                         push(@newlines,$_);
 304                         $scount++;
 305                 }
 306         }
 307         logger("MIRROR INFO: $scount servers found in list");
 308
 309         ### Choose a random server and test if it is online
 310         #   If the check fails try a new server.
 311         #   This will never give up.
 312         my $found = 0;
 313         my $servers = 0;
 314         my $pingdelay = 1;
 315         while ($found == 0) {
 316                 $server = int(rand($scount) + 1);
 317                 $servers = 0;
 318                 my ($line, $proto, $path, $host);
 319                 my @templine;
 320                 foreach $line (@newlines) {
 321                         $servers++;
 322                         if ($servers eq $server) {
 323                                 @templine = split(/\;/, $line);
 324                                 $proto = $templine[0];
 325                                 $host = $templine[1];
 326                                 $path = $templine[2];
 327                                 if (pinghost("$host")) {
 328                                         $found = 1;
 329                                         return ($proto, $host, $path);
 330                                 }
 331                                 if ($found == 0) {
 332                                         sleep($pingdelay);
 333                                         $pingdelay=$pingdelay*2;
 334                                         if ($pingdelay>1200) {
 335                                                 $pingdelay=1200;
 336                                         }
 337                                 }
 338                         }
 339                 }
 340         }
 341 }
 342
 343 sub dbgetlist {
 344         ### Update the database if the file is older than one day.
 345         #   If you pass &Pakfire::dbgetlist(force) the list will be downloaded.
 346         #   Usage is always with an argument.
 347         my $force = shift;
 348         my $age;
 349
 350         use File::Copy;
 351
 352         if ( -e "$Conf::dbdir/lists/packages_list.db" ) {
 353                 my @stat = stat("$Conf::dbdir/lists/packages_list.db");
 354                 my $time = time();
 355                 $age = $time - $stat[9];
 356                 $force = "force" if ("$age" >= "3600");
 357                 logger("DB INFO: packages_list.db is $age seconds old. - DEBUG: $force");
 358         } else {
 359                 # Force an update.
 360                 $force = "force";
 361         }
 362
 363         if ("$force" eq "force") {
 364                 fetchfile("lists/packages_list.db", "");
 365                 move("$Conf::cachedir/packages_list.db", "$Conf::dbdir/lists/packages_list.db");
 366         }
 367 }
 368
 369 sub dblist {
 370         ### This subroutine lists the packages.
 371         #   You may also pass a filter: &Pakfire::dblist(filter)
 372         #   Usage is always with two arguments.
 373         #   filter may be: all, notinstalled, installed
 374         my $filter = shift;
 375         my $forweb = shift;
 376         my @meta;
 377         my @updatepaks;
 378         my $file;
 379         my $line;
 380         my $prog;
 381         my ($name, $version, $release);
 382         my @templine;
 383
 384         ### Make sure that the list is not outdated.
 385         #dbgetlist("noforce");
 386
 387         open(FILE, "<$Conf::dbdir/lists/packages_list.db");
 388         my @db = <FILE>;
 389         close(FILE);
 390
 391         if ("$filter" eq "upgrade") {
 392                 if ("$forweb" ne "forweb") {getcoredb("noforce");}
 393                 eval(`grep "core_" $Conf::dbdir/lists/core-list.db`);
 394                 if ("$core_release" > "$Conf::core_mine") {
 395                         if ("$forweb" eq "forweb") {
 396                                 print "<option value=\"core\">Core-Update -- $Conf::version -- Release: $Conf::core_mine -> $core_release</option>\n";
 397                         } else {
 398                                 my $command = "Core-Update $Conf::version\nRelease: $Conf::core_mine -> $core_release\n";
 399                                 if ("$Pakfire::enable_colors" eq "1") {
 400                                         print "$color{'lila'}$command$color{'normal'}\n";
 401                                 } else {
 402                                         print "$command\n";
 403                                 }
 404                         }
 405                 }
 406
 407                 opendir(DIR,"$Conf::dbdir/meta");
 408                 my @files = readdir(DIR);
 409                 closedir(DIR);
 410                 foreach $file (@files) {
 411                         next if ( $file eq "." );
 412                         next if ( $file eq ".." );
 413                         open(FILE, "<$Conf::dbdir/meta/$file");
 414                         @meta = <FILE>;
 415                         close(FILE);
 416                         foreach $line (@meta) {
 417                                 @templine = split(/\: /,$line);
 418                                 if ("$templine[0]" eq "Name") {
 419                                         $name = $templine[1];
 420                                         chomp($name);
 421                                 } elsif ("$templine[0]" eq "ProgVersion") {
 422                                         $version = $templine[1];
 423                                         chomp($version);
 424                                 } elsif ("$templine[0]" eq "Release") {
 425                                         $release = $templine[1];
 426                                         chomp($release);
 427                                 }
 428                         }
 429                         foreach $prog (@db) {
 430                                 @templine = split(/\;/,$prog);
 431                                 if (("$name" eq "$templine[0]") && ("$release" < "$templine[2]" )) {
 432                                         push(@updatepaks,$name);
 433                                         if ("$forweb" eq "forweb") {
 434                                                 print "<option value=\"$name\">Update: $name -- Version: $version -> $templine[1] -- Release: $release -> $templine[2]</option>\n";
 435                                         } else {
 436                                                 my $command = "Update: $name\nVersion: $version -> $templine[1]\nRelease: $release -> $templine[2]\n";
 437                                                 if ("$Pakfire::enable_colors" eq "1") {
 438                                                         print "$color{'lila'}$command$color{'normal'}\n";
 439                                                 } else {
 440                                                         print "$command\n";
 441                                                 }
 442                                         }
 443                                 }
 444                         }
 445                 }
 446                 return @updatepaks;
 447         } else {
 448                 my $line;
 449                 my $use_color;
 450                 my @templine;
 451                 my $count;
 452                 foreach $line (sort @db) {
 453                         next unless ($line =~ /.*;.*;.*;/ );
 454                         $use_color = "";
 455                         $count++;
 456                         @templine = split(/\;/,$line);
 457                         if ("$filter" eq "notinstalled") {
 458                                 next if ( -e "$Conf::dbdir/installed/meta-$templine[0]" );
 459                         } elsif ("$filter" eq "installed") {
 460                                 next unless ( -e "$Conf::dbdir/installed/meta-$templine[0]" );
 461                         }
 462                         if ("$forweb" eq "forweb") {
 463                                 print "<option value=\"$templine[0]\">$templine[0]-$templine[1]-$templine[2]</option>\n";
 464                         } else {
 465                                 if ("$Pakfire::enable_colors" eq "1") {
 466                                         if (&isinstalled("$templine[0]")) {
 467                                                 $use_color = "$color{'red'}"
 468                                         } else {
 469                                                 $use_color = "$color{'green'}"
 470                                         }
 471                                 }
 472                                 print "${use_color}Name: $templine[0]\nProgVersion: $templine[1]\nRelease: $templine[2]$color{'normal'}\n\n";
 473                         }
 474                 }
 475                 print "$count packages total.\n" unless ("$forweb" eq "forweb");
 476         }
 477 }
 478
 479 sub resolvedeps {
 480         my $pak = shift;
 481
 482         getmetafile("$pak");
 483
 484         message("PAKFIRE RESV: $pak: Resolving dependencies...");
 485
 486         open(FILE, "<$Conf::dbdir/meta/meta-$pak");
 487         my @file = <FILE>;
 488         close(FILE);
 489
 490         my $line;
 491         my (@templine, @deps, @tempdeps, @all);
 492         foreach $line (@file) {
 493                 @templine = split(/\: /,$line);
 494                 if ("$templine[0]" eq "Dependencies") {
 495                         @deps = split(/ /, $templine[1]);
 496                 }
 497         }
 498         chomp (@deps);
 499         foreach (@deps) {
 500                 if ($_) {
 501                   my $return = &isinstalled($_);
 502                   if ($return eq 0) {
 503                         message("PAKFIRE RESV: $pak: Dependency is already installed: $_");
 504                   } else {
 505                         message("PAKFIRE RESV: $pak: Need to install dependency: $_");
 506                                 push(@tempdeps,$_);
 507                                 push(@all,$_);
 508                         }
 509                 }
 510         }
 511
 512         foreach (@tempdeps) {
 513                 if ($_) {
 514                         my @newdeps = resolvedeps("$_");
 515                         foreach(@newdeps) {
 516                                 unless (($_ eq " ") || ($_ eq "")) {
 517                                         my $return = &isinstalled($_);
 518                                         if ($return eq 0) {
 519                                                 message("PAKFIRE RESV: $pak: Dependency is already installed: $_");
 520                                         } else {
 521                                                 message("PAKFIRE RESV: $pak: Need to install dependency: $_");
 522                                                 push(@all,$_);
 523                                         }
 524                                 }
 525                         }
 526                 }
 527         }
 528         message("");
 529         chomp (@all);
 530         return @all;
 531 }
 532
 533 sub cleanup {
 534         my $dir = shift;
 535         my $path;
 536
 537         logger("CLEANUP: $dir");
 538
 539         if ( "$dir" eq "meta" ) {
 540                 $path = "$Conf::dbdir/meta";
 541         } elsif ( "$dir" eq "tmp" ) {
 542                 $path = "$Conf::tmpdir";
 543         }
 544         chdir("$path");
 545         opendir(DIR,".");
 546         my @files = readdir(DIR);
 547         closedir(DIR);
 548         foreach (@files) {
 549           unless (($_ eq ".") || ($_ eq "..")) {
 550                    system("rm -rf $_");
 551                 }
 552         }
 553 }
 554
 555 sub getmetafile {
 556         my $pak = shift;
 557
 558         unless ( -e "$Conf::dbdir/meta/meta-$pak" ) {
 559                 fetchfile("meta/meta-$pak", "");
 560                 move("$Conf::cachedir/meta-$pak", "$Conf::dbdir/meta/meta-$pak");
 561         }
 562
 563         if ( -z "$Conf::dbdir/meta/meta-$pak" ) {
 564                 fetchfile("meta/meta-$pak", "");
 565                 move("$Conf::cachedir/meta-$pak", "$Conf::dbdir/meta/meta-$pak");
 566         }
 567
 568         open(FILE, "<$Conf::dbdir/meta/meta-$pak");
 569         my @line = <FILE>;
 570         close(FILE);
 571
 572         open(FILE, ">$Conf::dbdir/meta/meta-$pak");
 573         foreach (@line) {
 574                 my $string = $_;
 575                 $string =~ s/\r\n/\n/g;
 576                 print FILE $string;
 577         }
 578         close(FILE);
 579         return 1;
 580 }
 581
 582 sub getsize {
 583         my $pak = shift;
 584
 585         getmetafile("$pak");
 586
 587         open(FILE, "<$Conf::dbdir/meta/meta-$pak");
 588         my @file = <FILE>;
 589         close(FILE);
 590
 591         my $line;
 592         my @templine;
 593         foreach $line (@file) {
 594                 @templine = split(/\: /,$line);
 595                 if ("$templine[0]" eq "Size") {
 596                         chomp($templine[1]);
 597                         return $templine[1];
 598                 }
 599         }
 600         return 0;
 601 }
 602
 603 sub decryptpak {
 604         my $pak = shift;
 605
 606         cleanup("tmp");
 607
 608         my $file = getpak("$pak", "noforce");
 609
 610         logger("DECRYPT STARTED: $pak");
 611         my $return = system("cd $Conf::tmpdir/ && gpg -d --batch --quiet --no-verbose --status-fd 2 --output - < $Conf::cachedir/$file 2>/dev/null | tar x");
 612         $return %= 255;
 613         logger("DECRYPT FINISHED: $pak - Status: $return");
 614         if ($return != 0) { exit 1; }
 615 }
 616
 617 sub getpak {
 618         my $pak = shift;
 619         my $force = shift;
 620
 621         getmetafile("$pak");
 622
 623         open(FILE, "<$Conf::dbdir/meta/meta-$pak");
 624         my @file = <FILE>;
 625         close(FILE);
 626
 627         my $line;
 628         my $file;
 629         my @templine;
 630         foreach $line (@file) {
 631                 @templine = split(/\: /,$line);
 632                 if ("$templine[0]" eq "File") {
 633                         chomp($templine[1]);
 634                         $file = $templine[1];
 635                 }
 636         }
 637
 638         unless ($file) {
 639                 message("No filename given in meta-file. Please phone the developers.");
 640                 exit 1;
 641         }
 642
 643         unless ( "$force" eq "force" ) {
 644                 if ( -e "$Conf::cachedir/$file" ) {
 645                         return $file;
 646                 }
 647         }
 648
 649         fetchfile("paks/$file", "");
 650         return $file;
 651 }
 652
 653 sub setuppak {
 654         my $pak = shift;
 655
 656         message("PAKFIRE INST: $pak: Decrypting...");
 657         decryptpak("$pak");
 658
 659         message("PAKFIRE INST: $pak: Copying files and running post-installation scripts...");
 660         my $return = system("cd $Conf::tmpdir && NAME=$pak ./install.sh >> $Conf::logdir/install-$pak.log 2>&1");
 661         $return %= 255;
 662         if ($pakfiresettings{'UUID'} ne "off") {
 663                 fetchfile("counter.py?ver=$Conf::version&uuid=$Conf::uuid&ipak=$pak&return=$return", "$Conf::mainserver");
 664         }
 665         if ($return == 0) {
 666           move("$Conf::tmpdir/ROOTFILES", "$Conf::dbdir/rootfiles/$pak");
 667           cleanup("tmp");
 668           copy("$Conf::dbdir/meta/meta-$pak","$Conf::dbdir/installed/");
 669                 message("PAKFIRE INST: $pak: Finished.");
 670                 message("");
 671         } else {
 672                 message("PAKFIRE ERROR: Returncode: $return. Sorry. Please search our forum to find a solution for this problem.");
 673                 exit $return;
 674         }
 675         return $return;
 676 }
 677
 678 sub upgradecore {
 679         getcoredb("noforce");
 680         eval(`grep "core_" $Conf::dbdir/lists/core-list.db`);
 681         if ("$core_release" > "$Conf::core_mine") {
 682                 message("CORE UPGR: Upgrading from release $Conf::core_mine to $core_release");
 683
 684                 my @seq = `seq $Conf::core_mine $core_release`;
 685                 shift @seq;
 686                 my $release;
 687                 foreach $release (@seq) {
 688                         chomp($release);
 689                         getpak("core-upgrade-$release");
 690                 }
 691
 692                 foreach $release (@seq) {
 693                         chomp($release);
 694                         upgradepak("core-upgrade-$release");
 695                 }
 696
 697                 system("echo $core_release > $Conf::coredir/mine");
 698
 699         } else {
 700                 message("CORE ERROR: No new upgrades available. You are on release $Conf::core_mine.");
 701         }
 702 }
 703
 704 sub isinstalled {
 705         my $pak = shift;
 706         if ( open(FILE,"<$Conf::dbdir/installed/meta-$pak") ) {
 707                 close(FILE);
 708                 return 0;
 709         } else {
 710                 return 1;
 711         }
 712 }
 713
 714 sub upgradepak {
 715         my $pak = shift;
 716
 717         message("PAKFIRE UPGR: $pak: Decrypting...");
 718         decryptpak("$pak");
 719
 720         message("PAKFIRE UPGR: $pak: Upgrading files and running post-upgrading scripts...");
 721         my $return = system("cd $Conf::tmpdir && NAME=$pak ./update.sh >> $Conf::logdir/update-$pak.log 2>&1");
 722         $return %= 255;
 723         if ($pakfiresettings{'UUID'} ne "off") {
 724                 fetchfile("counter.py?ver=$Conf::version&uuid=$Conf::uuid&upak=$pak&return=$return", "$Conf::mainserver");
 725         }
 726         if ($return == 0) {
 727           move("$Conf::tmpdir/ROOTFILES", "$Conf::dbdir/rootfiles/$pak");
 728           cleanup("tmp");
 729                 copy("$Conf::dbdir/meta/meta-$pak", "$Conf::dbdir/installed/");
 730                 message("PAKFIRE UPGR: $pak: Finished.");
 731                 message("");
 732         } else {
 733                 message("PAKFIRE ERROR: Returncode: $return. Sorry. Please search our forum to find a solution for this problem.");
 734                 exit $return;
 735         }
 736         return $return;
 737 }
 738
 739 sub removepak {
 740         my $pak = shift;
 741
 742         message("PAKFIRE REMV: $pak: Decrypting...");
 743         decryptpak("$pak");
 744
 745         message("PAKFIRE REMV: $pak: Removing files and running post-removing scripts...");
 746         my $return = system("cd $Conf::tmpdir && NAME=$pak ./uninstall.sh >> $Conf::logdir/uninstall-$pak.log 2>&1");
 747         $return %= 255;
 748         if ($pakfiresettings{'UUID'} ne "off") {
 749                 fetchfile("counter.py?ver=$Conf::version&uuid=$Conf::uuid&dpak=$pak&return=$return", "$Conf::mainserver");
 750         }
 751         if ($return == 0) {
 752           unlink("$Conf::dbdir/rootfiles/$pak");
 753           unlink("$Conf::dbdir/installed/meta-$pak");
 754           cleanup("tmp");
 755                 message("PAKFIRE REMV: $pak: Finished.");
 756                 message("");
 757         } else {
 758                 message("PAKFIRE ERROR: Returncode: $return. Sorry. Please search our forum to find a solution for this problem.");
 759                 exit $return;
 760         }
 761         return $return;
 762 }
 763
 764 sub beautifysize {
 765         my $size = shift;
 766         #$size = $size / 1024;
 767         my $unit;
 768
 769         if ($size > 1023*1024) {
 770           $size = ($size / (1024*1024));
 771           $unit = "MB";
 772         } elsif ($size > 1023) {
 773           $size = ($size / 1024);
 774           $unit = "KB";
 775         } else {
 776           $unit = "B";
 777         }
 778         $size = sprintf("%.2f" , $size);
 779         my $string = "$size $unit";
 780         return $string;
 781 }
 782
 783 sub makeuuid {
 784         unless ( -e "$Conf::dbdir/uuid" ) {
 785                 open(FILE, "</proc/sys/kernel/random/uuid");
 786                 my @line = <FILE>;
 787                 close(FILE);
 788
 789                 open(FILE, ">$Conf::dbdir/uuid");
 790                 foreach (@line) {
 791                         print FILE $_;
 792                 }
 793                 close(FILE);
 794         }
 795 }
 796
 797 sub senduuid {
 798         if ($pakfiresettings{'UUID'} ne "off") {
 799                 unless("$Conf::uuid") {
 800                         $Conf::uuid = `cat $Conf::dbdir/uuid`;
 801                 }
 802                 logger("Sending my uuid: $Conf::uuid");
 803                 fetchfile("counter.py?ver=$Conf::version&uuid=$Conf::uuid", "$Conf::mainserver");
 804                 system("rm -f $Conf::tmpdir/counter* 2>/dev/null");
 805         }
 806 }
 807
 808 sub checkcryptodb {
 809         logger("CRYPTO INFO: Checking GnuPG Database");
 810         my $ret = system("gpg --list-keys | grep -q $myid");
 811         unless ( "$ret" eq "0" ) {
 812                 message("CRYPTO WARN: The GnuPG isn't configured corectly. Trying now to fix this.");
 813                 message("CRYPTO WARN: It's normal to see this on first execution.");
 814                 my $command = "gpg --keyserver pgp.mit.edu --always-trust --status-fd 2";
 815                 system("$command --recv-key $myid >> $Conf::logdir/gnupg-database.log 2>&1");
 816                 system("$command --recv-key $trustid >> $Conf::logdir/gnupg-database.log 2>&1");
 817         } else {
 818                 logger("CRYPTO INFO: Database is okay");
 819         }
 820 }
 821
 822 sub callback {
 823    my ($data, $response, $protocol) = @_;
 824    $final_data .= $data;
 825    print progress_bar( length($final_data), $total_size, 30, '=' );
 826 }
 827
 828 sub progress_bar {
 829     my ( $got, $total, $width, $char ) = @_;
 830     my $show_bfile;
 831     $width ||= 30; $char ||= '=';
 832     my $len_bfile = length $bfile;
 833     if ("$len_bfile" >= "17") {
 834                         $show_bfile = substr($bfile,0,17)."...";
 835                 } else {
 836                         $show_bfile = $bfile;
 837                 }
 838                 $progress = sprintf("%.2f%%", 100*$got/+$total);
 839     sprintf "$color{'lightgreen'}%-20s %7s |%-${width}s| %10s$color{'normal'}\r",$show_bfile, $progress, $char x (($width-1)*$got/$total). '>', beautifysize($got);
 840 }
 841
 842 1;