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         $p = Net::Ping->new("icmp");
 120   if ($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 $Conf::tmpdir/$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 = $templine[2];
 327                                 if ($pakfiresettings{'HEALTHCHECK'} eq "off") {
 328                                         logger("PING INFO: Healthcheck is disabled");
 329                                         $found = 1;
 330                                         return ($proto, $host, $path);
 331                                 }
 332                                 elsif (pinghost("$host")) {
 333                                         $found = 1;
 334                                         return ($proto, $host, $path);
 335                                 }
 336                                 if ($found == 0) {
 337                                         sleep($pingdelay);
 338                                         $pingdelay=$pingdelay*2;
 339                                         if ($pingdelay>1200) {
 340                                                 $pingdelay=1200;
 341                                         }
 342                                 }
 343                         }
 344                 }
 345         }
 346 }
 347
 348 sub dbgetlist {
 349         ### Update the database if the file is older than one day.
 350         #   If you pass &Pakfire::dbgetlist(force) the list will be downloaded.
 351         #   Usage is always with an argument.
 352         my $force = shift;
 353         my $age;
 354
 355         use File::Copy;
 356
 357         if ( -e "$Conf::dbdir/lists/packages_list.db" ) {
 358                 my @stat = stat("$Conf::dbdir/lists/packages_list.db");
 359                 my $time = time();
 360                 $age = $time - $stat[9];
 361                 $force = "force" if ("$age" >= "3600");
 362                 logger("DB INFO: packages_list.db is $age seconds old. - DEBUG: $force");
 363         } else {
 364                 # Force an update.
 365                 $force = "force";
 366         }
 367
 368         if ("$force" eq "force") {
 369                 fetchfile("lists/packages_list.db", "");
 370                 move("$Conf::cachedir/packages_list.db", "$Conf::dbdir/lists/packages_list.db");
 371         }
 372
 373         # Update the meta database if new packages was in the package list
 374         my @meta;
 375         my $file;
 376         my $line;
 377         my $prog;
 378         my ($name, $version, $release);
 379         my @templine;
 380
 381         open(FILE, "<$Conf::dbdir/lists/packages_list.db");
 382         my @db = <FILE>;
 383         close(FILE);
 384
 385         opendir(DIR,"$Conf::dbdir/meta");
 386         my @files = readdir(DIR);
 387         closedir(DIR);
 388         foreach $file (@files) {
 389                 next if ( $file eq "." );
 390                 next if ( $file eq ".." );
 391                 next if ( $file =~ /^old/ );
 392                 open(FILE, "<$Conf::dbdir/meta/$file");
 393                 @meta = <FILE>;
 394                 close(FILE);
 395                 foreach $line (@meta) {
 396                         @templine = split(/\: /,$line);
 397                         if ("$templine[0]" eq "Name") {
 398                                 $name = $templine[1];
 399                                 chomp($name);
 400                         } elsif ("$templine[0]" eq "ProgVersion") {
 401                                 $version = $templine[1];
 402                                 chomp($version);
 403                         } elsif ("$templine[0]" eq "Release") {
 404                                 $release = $templine[1];
 405                                 chomp($release);
 406                         }
 407                 }
 408                 foreach $prog (@db) {
 409                         @templine = split(/\;/,$prog);
 410                         if (("$name" eq "$templine[0]") && ("$release" ne "$templine[2]")) {
 411                                 move("$Conf::dbdir/meta/meta-$name","$Conf::dbdir/meta/old_meta-$name");
 412                                 fetchfile("meta/meta-$name", "");
 413                                 move("$Conf::cachedir/meta-$name", "$Conf::dbdir/meta/meta-$name");
 414                         }
 415                 }
 416         }
 417 }
 418
 419 sub dblist {
 420         ### This subroutine lists the packages.
 421         #   You may also pass a filter: &Pakfire::dblist(filter)
 422         #   Usage is always with two arguments.
 423         #   filter may be: all, notinstalled, installed
 424         my $filter = shift;
 425         my $forweb = shift;
 426         my @meta;
 427         my @updatepaks;
 428         my $file;
 429         my $line;
 430         my $prog;
 431         my ($name, $version, $release);
 432         my @templine;
 433
 434         ### Make sure that the list is not outdated.
 435         #dbgetlist("noforce");
 436
 437         open(FILE, "<$Conf::dbdir/lists/packages_list.db");
 438         my @db = <FILE>;
 439         close(FILE);
 440
 441         if ("$filter" eq "upgrade") {
 442                 if ("$forweb" ne "forweb" && "$forweb" ne "notice" ) {getcoredb("noforce");}
 443                 eval(`grep "core_" $Conf::dbdir/lists/core-list.db`);
 444                 if ("$core_release" > "$Conf::core_mine") {
 445                         if ("$forweb" eq "forweb") {
 446                                 print "<option value=\"core\">Core-Update -- $Conf::version -- Release: $Conf::core_mine -> $core_release</option>\n";
 447                         }
 448                         elsif ("$forweb" eq "notice") {
 449                                 print "<br /><br /><br /><a href='pakfire.cgi'>$Lang::tr{'core notice 1'} $Conf::core_mine $Lang::tr{'core notice 2'} $core_release $Lang::tr{'core notice 3'}</a>";
 450                         } else {
 451                                 my $command = "Core-Update $Conf::version\nRelease: $Conf::core_mine -> $core_release\n";
 452                                 if ("$Pakfire::enable_colors" eq "1") {
 453                                         print "$color{'lila'}$command$color{'normal'}\n";
 454                                 } else {
 455                                         print "$command\n";
 456                                 }
 457                         }
 458                 }
 459
 460                 opendir(DIR,"$Conf::dbdir/installed");
 461                 my @files = readdir(DIR);
 462                 closedir(DIR);
 463                 foreach $file (@files) {
 464                         next if ( $file eq "." );
 465                         next if ( $file eq ".." );
 466                         next if ( $file =~ /^old/ );
 467                         open(FILE, "<$Conf::dbdir/installed/$file");
 468                         @meta = <FILE>;
 469                         close(FILE);
 470                         foreach $line (@meta) {
 471                                 @templine = split(/\: /,$line);
 472                                 if ("$templine[0]" eq "Name") {
 473                                         $name = $templine[1];
 474                                         chomp($name);
 475                                 } elsif ("$templine[0]" eq "ProgVersion") {
 476                                         $version = $templine[1];
 477                                         chomp($version);
 478                                 } elsif ("$templine[0]" eq "Release") {
 479                                         $release = $templine[1];
 480                                         chomp($release);
 481                                 }
 482                         }
 483                         foreach $prog (@db) {
 484                                 @templine = split(/\;/,$prog);
 485                                 if (("$name" eq "$templine[0]") && ("$release" < "$templine[2]" && "$forweb" ne "notice")) {
 486                                         push(@updatepaks,$name);
 487                                         if ("$forweb" eq "forweb") {
 488                                                 print "<option value=\"$name\">Update: $name -- Version: $version -> $templine[1] -- Release: $release -> $templine[2]</option>\n";
 489                                         } else {
 490                                                 my $command = "Update: $name\nVersion: $version -> $templine[1]\nRelease: $release -> $templine[2]\n";
 491                                                 if ("$Pakfire::enable_colors" eq "1") {
 492                                                         print "$color{'lila'}$command$color{'normal'}\n";
 493                                                 } else {
 494                                                         print "$command\n";
 495                                                 }
 496                                         }
 497                                 }
 498                         }
 499                 }
 500                 return @updatepaks;
 501         } else {
 502                 my $line;
 503                 my $use_color;
 504                 my @templine;
 505                 my $count;
 506                 foreach $line (sort @db) {
 507                         next unless ($line =~ /.*;.*;.*;/ );
 508                         $use_color = "";
 509                         $count++;
 510                         @templine = split(/\;/,$line);
 511                         if ("$filter" eq "notinstalled") {
 512                                 next if ( -e "$Conf::dbdir/installed/meta-$templine[0]" );
 513                         } elsif ("$filter" eq "installed") {
 514                                 next unless ( -e "$Conf::dbdir/installed/meta-$templine[0]" );
 515                         }
 516                         if ("$forweb" eq "forweb") {
 517                                 print "<option value=\"$templine[0]\">$templine[0]-$templine[1]-$templine[2]</option>\n";
 518                         } else {
 519                                 if ("$Pakfire::enable_colors" eq "1") {
 520                                         if (&isinstalled("$templine[0]")) {
 521                                                 $use_color = "$color{'red'}"
 522                                         } else {
 523                                                 $use_color = "$color{'green'}"
 524                                         }
 525                                 }
 526                                 print "${use_color}Name: $templine[0]\nProgVersion: $templine[1]\nRelease: $templine[2]$color{'normal'}\n\n";
 527                         }
 528                 }
 529                 print "$count packages total.\n" unless ("$forweb" eq "forweb");
 530         }
 531 }
 532
 533 sub resolvedeps {
 534         my $pak = shift;
 535
 536         getmetafile("$pak");
 537
 538         message("PAKFIRE RESV: $pak: Resolving dependencies...");
 539
 540         open(FILE, "<$Conf::dbdir/meta/meta-$pak");
 541         my @file = <FILE>;
 542         close(FILE);
 543
 544         my $line;
 545         my (@templine, @deps, @tempdeps, @all);
 546         foreach $line (@file) {
 547                 @templine = split(/\: /,$line);
 548                 if ("$templine[0]" eq "Dependencies") {
 549                         @deps = split(/ /, $templine[1]);
 550                 }
 551         }
 552         chomp (@deps);
 553         foreach (@deps) {
 554                 if ($_) {
 555                   my $return = &isinstalled($_);
 556                   if ($return eq 0) {
 557                         message("PAKFIRE RESV: $pak: Dependency is already installed: $_");
 558                   } else {
 559                         message("PAKFIRE RESV: $pak: Need to install dependency: $_");
 560                                 push(@tempdeps,$_);
 561                                 push(@all,$_);
 562                         }
 563                 }
 564         }
 565
 566         foreach (@tempdeps) {
 567                 if ($_) {
 568                         my @newdeps = resolvedeps("$_");
 569                         foreach(@newdeps) {
 570                                 unless (($_ eq " ") || ($_ eq "")) {
 571                                         my $return = &isinstalled($_);
 572                                         if ($return eq 0) {
 573                                                 message("PAKFIRE RESV: $pak: Dependency is already installed: $_");
 574                                         } else {
 575                                                 message("PAKFIRE RESV: $pak: Need to install dependency: $_");
 576                                                 push(@all,$_);
 577                                         }
 578                                 }
 579                         }
 580                 }
 581         }
 582         message("");
 583         chomp (@all);
 584         return @all;
 585 }
 586
 587 sub cleanup {
 588         my $dir = shift;
 589         my $path;
 590
 591         logger("CLEANUP: $dir");
 592
 593         if ( "$dir" eq "meta" ) {
 594                 $path = "$Conf::dbdir/meta";
 595         } elsif ( "$dir" eq "tmp" ) {
 596                 $path = "$Conf::tmpdir";
 597         }
 598         chdir("$path");
 599         opendir(DIR,".");
 600         my @files = readdir(DIR);
 601         closedir(DIR);
 602         foreach (@files) {
 603           unless (($_ eq ".") || ($_ eq "..")) {
 604                    system("rm -rf $_");
 605                 }
 606         }
 607 }
 608
 609 sub getmetafile {
 610         my $pak = shift;
 611
 612         unless ( -e "$Conf::dbdir/meta/meta-$pak" ) {
 613                 fetchfile("meta/meta-$pak", "");
 614                 move("$Conf::cachedir/meta-$pak", "$Conf::dbdir/meta/meta-$pak");
 615         }
 616
 617         if ( -z "$Conf::dbdir/meta/meta-$pak" ) {
 618                 fetchfile("meta/meta-$pak", "");
 619                 move("$Conf::cachedir/meta-$pak", "$Conf::dbdir/meta/meta-$pak");
 620         }
 621
 622         open(FILE, "<$Conf::dbdir/meta/meta-$pak");
 623         my @line = <FILE>;
 624         close(FILE);
 625
 626         open(FILE, ">$Conf::dbdir/meta/meta-$pak");
 627         foreach (@line) {
 628                 my $string = $_;
 629                 $string =~ s/\r\n/\n/g;
 630                 print FILE $string;
 631         }
 632         close(FILE);
 633         return 1;
 634 }
 635
 636 sub getsize {
 637         my $pak = shift;
 638
 639         getmetafile("$pak");
 640
 641         open(FILE, "<$Conf::dbdir/meta/meta-$pak");
 642         my @file = <FILE>;
 643         close(FILE);
 644
 645         my $line;
 646         my @templine;
 647         foreach $line (@file) {
 648                 @templine = split(/\: /,$line);
 649                 if ("$templine[0]" eq "Size") {
 650                         chomp($templine[1]);
 651                         return $templine[1];
 652                 }
 653         }
 654         return 0;
 655 }
 656
 657 sub decryptpak {
 658         my $pak = shift;
 659
 660         cleanup("tmp");
 661
 662         my $file = getpak("$pak", "noforce");
 663
 664         logger("DECRYPT STARTED: $pak");
 665         my $return = system("cd $Conf::tmpdir/ && gpg -d --batch --quiet --no-verbose --status-fd 2 --output - < $Conf::cachedir/$file 2>/dev/null | tar x");
 666         $return %= 255;
 667         logger("DECRYPT FINISHED: $pak - Status: $return");
 668         if ($return != 0) { exit 1; }
 669 }
 670
 671 sub getpak {
 672         my $pak = shift;
 673         my $force = shift;
 674
 675         getmetafile("$pak");
 676
 677         open(FILE, "<$Conf::dbdir/meta/meta-$pak");
 678         my @file = <FILE>;
 679         close(FILE);
 680
 681         my $line;
 682         my $file;
 683         my @templine;
 684         foreach $line (@file) {
 685                 @templine = split(/\: /,$line);
 686                 if ("$templine[0]" eq "File") {
 687                         chomp($templine[1]);
 688                         $file = $templine[1];
 689                 }
 690         }
 691
 692         unless ($file) {
 693                 message("No filename given in meta-file. Please phone the developers.");
 694                 exit 1;
 695         }
 696
 697         unless ( "$force" eq "force" ) {
 698                 if ( -e "$Conf::cachedir/$file" ) {
 699                         return $file;
 700                 }
 701         }
 702
 703         fetchfile("paks/$file", "");
 704         return $file;
 705 }
 706
 707 sub setuppak {
 708         my $pak = shift;
 709
 710         message("PAKFIRE INST: $pak: Decrypting...");
 711         decryptpak("$pak");
 712
 713         message("PAKFIRE INST: $pak: Copying files and running post-installation scripts...");
 714         my $return = system("cd $Conf::tmpdir && NAME=$pak ./install.sh >> $Conf::logdir/install-$pak.log 2>&1");
 715         $return %= 255;
 716         if ($pakfiresettings{'UUID'} ne "off") {
 717                 fetchfile("counter.py?ver=$Conf::version&uuid=$Conf::uuid&ipak=$pak&return=$return", "$Conf::mainserver");
 718         }
 719         if ($return == 0) {
 720           move("$Conf::tmpdir/ROOTFILES", "$Conf::dbdir/rootfiles/$pak");
 721           cleanup("tmp");
 722           copy("$Conf::dbdir/meta/meta-$pak","$Conf::dbdir/installed/");
 723                 message("PAKFIRE INST: $pak: Finished.");
 724                 message("");
 725         } else {
 726                 message("PAKFIRE ERROR: Returncode: $return. Sorry. Please search our forum to find a solution for this problem.");
 727                 exit $return;
 728         }
 729         return $return;
 730 }
 731
 732 sub upgradecore {
 733         getcoredb("noforce");
 734         eval(`grep "core_" $Conf::dbdir/lists/core-list.db`);
 735         if ("$core_release" > "$Conf::core_mine") {
 736                 message("CORE UPGR: Upgrading from release $Conf::core_mine to $core_release");
 737
 738                 my @seq = `seq $Conf::core_mine $core_release`;
 739                 shift @seq;
 740                 my $release;
 741                 foreach $release (@seq) {
 742                         chomp($release);
 743                         getpak("core-upgrade-$release");
 744                 }
 745
 746                 foreach $release (@seq) {
 747                         chomp($release);
 748                         upgradepak("core-upgrade-$release");
 749                 }
 750
 751                 system("echo $core_release > $Conf::coredir/mine");
 752
 753         } else {
 754                 message("CORE ERROR: No new upgrades available. You are on release $Conf::core_mine.");
 755         }
 756 }
 757
 758 sub isinstalled {
 759         my $pak = shift;
 760         if ( open(FILE,"<$Conf::dbdir/installed/meta-$pak") ) {
 761                 close(FILE);
 762                 return 0;
 763         } else {
 764                 return 1;
 765         }
 766 }
 767
 768 sub upgradepak {
 769         my $pak = shift;
 770
 771         message("PAKFIRE UPGR: $pak: Decrypting...");
 772         decryptpak("$pak");
 773
 774         message("PAKFIRE UPGR: $pak: Upgrading files and running post-upgrading scripts...");
 775         my $return = system("cd $Conf::tmpdir && NAME=$pak ./update.sh >> $Conf::logdir/update-$pak.log 2>&1");
 776         $return %= 255;
 777         if ($pakfiresettings{'UUID'} ne "off") {
 778                 fetchfile("counter.py?ver=$Conf::version&uuid=$Conf::uuid&upak=$pak&return=$return", "$Conf::mainserver");
 779         }
 780         if ($return == 0) {
 781           move("$Conf::tmpdir/ROOTFILES", "$Conf::dbdir/rootfiles/$pak");
 782           cleanup("tmp");
 783                 copy("$Conf::dbdir/meta/meta-$pak", "$Conf::dbdir/installed/");
 784                 message("PAKFIRE UPGR: $pak: Finished.");
 785                 message("");
 786         } else {
 787                 message("PAKFIRE ERROR: Returncode: $return. Sorry. Please search our forum to find a solution for this problem.");
 788                 exit $return;
 789         }
 790         return $return;
 791 }
 792
 793 sub removepak {
 794         my $pak = shift;
 795
 796         message("PAKFIRE REMV: $pak: Decrypting...");
 797         decryptpak("$pak");
 798
 799         message("PAKFIRE REMV: $pak: Removing files and running post-removing scripts...");
 800         my $return = system("cd $Conf::tmpdir && NAME=$pak ./uninstall.sh >> $Conf::logdir/uninstall-$pak.log 2>&1");
 801         $return %= 255;
 802         if ($pakfiresettings{'UUID'} ne "off") {
 803                 fetchfile("counter.py?ver=$Conf::version&uuid=$Conf::uuid&dpak=$pak&return=$return", "$Conf::mainserver");
 804         }
 805         if ($return == 0) {
 806           unlink("$Conf::dbdir/rootfiles/$pak");
 807           unlink("$Conf::dbdir/installed/meta-$pak");
 808           cleanup("tmp");
 809                 message("PAKFIRE REMV: $pak: Finished.");
 810                 message("");
 811         } else {
 812                 message("PAKFIRE ERROR: Returncode: $return. Sorry. Please search our forum to find a solution for this problem.");
 813                 exit $return;
 814         }
 815         return $return;
 816 }
 817
 818 sub beautifysize {
 819         my $size = shift;
 820         #$size = $size / 1024;
 821         my $unit;
 822
 823         if ($size > 1023*1024) {
 824           $size = ($size / (1024*1024));
 825           $unit = "MB";
 826         } elsif ($size > 1023) {
 827           $size = ($size / 1024);
 828           $unit = "KB";
 829         } else {
 830           $unit = "B";
 831         }
 832         $size = sprintf("%.2f" , $size);
 833         my $string = "$size $unit";
 834         return $string;
 835 }
 836
 837 sub makeuuid {
 838         unless ( -e "$Conf::dbdir/uuid" ) {
 839                 open(FILE, "</proc/sys/kernel/random/uuid");
 840                 my @line = <FILE>;
 841                 close(FILE);
 842
 843                 open(FILE, ">$Conf::dbdir/uuid");
 844                 foreach (@line) {
 845                         print FILE $_;
 846                 }
 847                 close(FILE);
 848         }
 849 }
 850
 851 sub senduuid {
 852         if ($pakfiresettings{'UUID'} ne "off") {
 853                 unless("$Conf::uuid") {
 854                         $Conf::uuid = `cat $Conf::dbdir/uuid`;
 855                 }
 856                 logger("Sending my uuid: $Conf::uuid");
 857                 fetchfile("counter.py?ver=$Conf::version&uuid=$Conf::uuid", "$Conf::mainserver");
 858                 system("rm -f $Conf::tmpdir/counter* 2>/dev/null");
 859         }
 860 }
 861
 862 sub checkcryptodb {
 863         logger("CRYPTO INFO: Checking GnuPG Database");
 864         my $ret = system("gpg --list-keys | grep -q $myid");
 865         unless ( "$ret" eq "0" ) {
 866                 message("CRYPTO WARN: The GnuPG isn't configured corectly. Trying now to fix this.");
 867                 message("CRYPTO WARN: It's normal to see this on first execution.");
 868                 my $command = "gpg --keyserver pgp.mit.edu --always-trust --status-fd 2";
 869                 system("$command --recv-key $myid >> $Conf::logdir/gnupg-database.log 2>&1");
 870                 system("$command --recv-key $trustid >> $Conf::logdir/gnupg-database.log 2>&1");
 871         } else {
 872                 logger("CRYPTO INFO: Database is okay");
 873         }
 874 }
 875
 876 sub callback {
 877    my ($data, $response, $protocol) = @_;
 878    $final_data .= $data;
 879    print progress_bar( length($final_data), $total_size, 30, '=' );
 880 }
 881
 882 sub progress_bar {
 883     my ( $got, $total, $width, $char ) = @_;
 884     my $show_bfile;
 885     $width ||= 30; $char ||= '=';
 886     my $len_bfile = length $bfile;
 887     if ("$len_bfile" >= "17") {
 888                         $show_bfile = substr($bfile,0,17)."...";
 889                 } else {
 890                         $show_bfile = $bfile;
 891                 }
 892                 $progress = sprintf("%.2f%%", 100*$got/+$total);
 893     sprintf "$color{'lightgreen'}%-20s %7s |%-${width}s| %10s$color{'normal'}\r",$show_bfile, $progress, $char x (($width-1)*$got/$total). '>', beautifysize($got);
 894 }
 895
 896 1;