src/pakfire/lib/functions.pl

   1 #!/usr/bin/perl -w
   2
   3 require "/opt/pakfire/etc/pakfire.conf";
   4 require "/var/ipfire/general-functions.pl";
   5
   6 use File::Basename;
   7 use File::Copy;
   8 use LWP::UserAgent;
   9 use HTTP::Response;
  10 use Net::Ping;
  11
  12 package Pakfire;
  13
  14 my %pakfiresettings = ();
  15 &General::readhash("${General::swroot}/pakfire/settings", \%pakfiresettings);
  16
  17 sub message {
  18         my $message = shift;
  19         print "$message\n";
  20         logger("$message");
  21 }
  22
  23 sub logger {
  24         my $log = shift;
  25         system("logger -t pakfire \"$log\"");
  26 }
  27
  28 sub usage {
  29   &Pakfire::message("Usage: pakfire <install|remove> <pak(s)>");
  30   &Pakfire::message("               <update> - Contacts the servers for new lists of paks.");
  31   &Pakfire::message("               <upgrade> - Installs the latest version of a pak.");
  32   &Pakfire::message("               <list> - Outputs a short list with all available paks.");
  33   exit 1;
  34 }
  35
  36 sub pinghost {
  37         my $host = shift;
  38
  39         $p = Net::Ping->new();
  40   if ($p->ping($host)) {
  41         logger("$host is alive.");
  42         return 1;
  43   } else {
  44                 logger("$host is dead.");
  45                 return 0;
  46         }
  47   $p->close();
  48 }
  49
  50 sub fetchfile {
  51         my $getfile = shift;
  52         my $gethost = shift;
  53         my (@server, $host, $proto, $file, $allok, $i);
  54
  55         use File::Basename;
  56         $bfile = basename("$getfile");
  57
  58         $i = 0;
  59         while (($allok == 0) && $i < 5) {
  60                 $i++;
  61
  62                 if ("$gethost" eq "") {
  63                         @server = selectmirror();
  64                         $proto = $server[0];
  65                         $host = $server[1];
  66                         $file = "$server[2]/$getfile";
  67                 } else {
  68                         $host = $gethost;
  69                         $file = $getfile;
  70                 }
  71
  72                 $proto = "HTTP" unless $proto;
  73
  74                 logger("Trying to get $file from $host ($proto).");
  75
  76                 my $ua = LWP::UserAgent->new;
  77                 $ua->agent("Pakfire/$Conf::version");
  78                 $ua->timeout(5);
  79
  80                 my %proxysettings=();
  81                 &General::readhash("${General::swroot}/proxy/advanced/settings", \%proxysettings);
  82
  83                 if ($_=$proxysettings{'UPSTREAM_PROXY'}) {
  84                         my ($peer, $peerport) = (/^(?:[a-zA-Z ]+\:\/\/)?(?:[A-Za-z0-9\_\.\-]*?(?:\:[A-Za-z0-9\_\.\-]*?)?\@)?([a-zA-Z0-9\.\_\-]*?)(?:\:([0-9]{1,5}))?(?:\/.*?)?$/);
  85                         if ($proxysettings{'UPSTREAM_USER'}) {
  86                                 $ua->proxy("http","http://$proxysettings{'UPSTREAM_USER'}:$proxysettings{'UPSTREAM_PASSWORD'}@"."$peer:$peerport/");
  87                         } else {
  88                                 $ua->proxy("http","http://$peer:$peerport/");
  89                         }
  90                 }
  91
  92                 my $response = $ua->get("http://$host/$file");
  93
  94                 my $code = $response->code();
  95                 my $log = $response->status_line;
  96                 logger("HTTP-Status-Code: $code - $log");
  97
  98                 if ( $code eq "500" ) {
  99                         message("Giving up: There was no chance to get teh file \"$getfile\" from any available server.\nThere was an error on the way. Please fix it.");
 100                         return 1;
 101                 }
 102
 103                 if ($response->is_success) {
 104                         if (open(FILE, ">$Conf::cachedir/$bfile")) {
 105                                 print FILE $response->content;
 106                                 close(FILE);
 107                                 logger("Download successfully done from $host (file: $file).");
 108                                 $allok = 1;
 109                                 return 0;
 110                         } else {
 111                                 logger("Could not open $Conf::cachedir/$bfile for writing.");
 112                         }
 113                 }       else {
 114                         logger("Download $file failed from $host ($proto): $log");
 115                 }
 116         }
 117         message("Giving up: There was no chance to get the file \"$getfile\" from any available server.\nMay be you should run \"pakfire update\" to get some new servers.");
 118         return 1;
 119 }
 120
 121 sub getmirrors {
 122         use File::Copy;
 123
 124         logger("Try to get a mirror list.");
 125
 126         fetchfile("lists/$Conf::version-server-list", "$Conf::mainserver");
 127         move("$Conf::cachedir/$Conf::version-server-list", "$Conf::dbdir/lists/$Conf::version-server-list");
 128 }
 129
 130 sub selectmirror {
 131         ### Check if there is a current server list and read it.
 132         #   If there is no list try to get one.
 133         my $count = 0;
 134         while (!(open(FILE, "<$Conf::dbdir/lists/$Conf::version-server-list")) && ($count lt 5)) {
 135                 $count++;
 136                 getmirrors();
 137         }
 138         if ($count == 5) {
 139                 message("Could not find or download a server list.");
 140                 exit 1;
 141         }
 142         my @lines = <FILE>;
 143         close(FILE);
 144
 145         ### Count the number of the servers in the list
 146         my $scount = 0;
 147         foreach (@lines) {
 148                 $scount++;
 149         }
 150         logger("$scount servers found in list.");
 151
 152         ### Choose a random server and test if it is online
 153         #   If the check fails try a new server.
 154         #   This will never give up.
 155         my $found = 0;
 156         my $servers = 0;
 157         while ($found == 0) {
 158                 $server = int(rand($scount) + 1);
 159                 $servers = 0;
 160                 my ($line, $proto, $path, $host);
 161                 my @templine;
 162                 foreach $line (@lines) {
 163                         $servers++;
 164                         if ($servers eq $server) {
 165                                 @templine = split(/\;/, $line);
 166                                 $proto = $templine[0];
 167                                 $host = $templine[1];
 168                                 $path = $templine[2];
 169                                 if (pinghost("$host")) {
 170                                         $found = 1;
 171                                         return ($proto, $host, $path);
 172                                 }
 173                         }
 174                 }
 175         }
 176 }
 177
 178 sub dbgetlist {
 179         ### Update the database if the file is older than one day.
 180         #   If you pass &Pakfire::dbgetlist(force) the list will be downloaded.
 181         #   Usage is always with an argument.
 182         my $force = shift;
 183         my $age;
 184
 185         use File::Copy;
 186
 187         if ( -e "$Conf::dbdir/lists/packages_list.db" ) {
 188                 my @stat = stat("$Conf::dbdir/lists/packages_list.db");
 189                 my $time = time();
 190                 $age = $time - $stat[9];
 191         } else {
 192                 # Force an update.
 193                 $age = "86401";
 194         }
 195
 196         if (("$age" gt 86400) || ("$force" eq "force")) {
 197                 #cleanup();
 198                 fetchfile("lists/packages_list.db", "");
 199                 move("$Conf::cachedir/packages_list.db", "$Conf::dbdir/lists/packages_list.db");
 200         }
 201 }
 202
 203 sub dblist {
 204         ### This subroutine lists the packages.
 205         #   You may also pass a filter: &Pakfire::dblist(filter)
 206         #   Usage is always with two arguments.
 207         #   filter may be: all, notinstalled, installed
 208         my $filter = shift;
 209         my $forweb = shift;
 210         my @meta;
 211         my $file;
 212         my $line;
 213         my $prog;
 214         my ($name, $version, $release);
 215         my @templine;
 216
 217         ### Make sure that the list is not outdated.
 218         dbgetlist("noforce");
 219
 220         open(FILE, "<$Conf::dbdir/lists/packages_list.db");
 221         my @db = <FILE>;
 222         close(FILE);
 223
 224         if ("$filter" eq "upgrade") {
 225                 opendir(DIR,"$Conf::dbdir/meta");
 226                 my @files = readdir(DIR);
 227                 closedir(DIR);
 228                 foreach $file (@files) {
 229                         next if ( $file eq "." );
 230                         next if ( $file eq ".." );
 231                         open(FILE, "<$Conf::dbdir/meta/$file");
 232                         @meta = <FILE>;
 233                         close(FILE);
 234                         foreach $line (@meta) {
 235                                 @templine = split(/\: /,$line);
 236                                 if ("$templine[0]" eq "Name") {
 237                                         $name = $templine[1];
 238                                         chomp($name);
 239                                 } elsif ("$templine[0]" eq "ProgVersion") {
 240                                         $version = $templine[1];
 241                                         chomp($version);
 242                                 } elsif ("$templine[0]" eq "Release") {
 243                                         $release = $templine[1];
 244                                         chomp($release);
 245                                 }
 246                         }
 247                         foreach $prog (@db) {
 248                                 @templine = split(/\;/,$prog);
 249                                 if (("$name" eq "$templine[0]") && ("$release" < "$templine[2]" )) {
 250                                         if ("$forweb" eq "forweb") {
 251                                                 print "<option value=\"$name\">Update: $name -- Version: $version -> $templine[1] -- Release: $release -> $templine[2]</option>\n";
 252                                         } else {
 253                                                 print "Update: $name\nVersion: $version -> $templine[1]\nRelease: $release -> $templine[2]\n\n";
 254                                         }
 255                                 }
 256                         }
 257                 }
 258         } else {
 259                 my $line;
 260                 my @templine;
 261                 foreach $line (sort @db) {
 262                         @templine = split(/\;/,$line);
 263                         if ("$filter" eq "notinstalled") {
 264                                 next if ( -e "$Conf::dbdir/installed/meta-$templine[0]" );
 265                         } elsif ("$filter" eq "installed") {
 266                                 next unless ( -e "$Conf::dbdir/installed/meta-$templine[0]" );
 267                         }
 268                         if ("$forweb" eq "forweb") {
 269                                 print "<option value=\"$templine[0]\">$templine[0]-$templine[1]-$templine[2]</option>\n";
 270                         } else {
 271                                 print "Name: $templine[0]\nProgVersion: $templine[1]\nRelease: $templine[2]\n\n";
 272                         }
 273                 }
 274         }
 275 }
 276
 277 sub resolvedeps {
 278         my $pak = shift;
 279
 280         getmetafile("$pak");
 281
 282         message("\n## Resolving dependencies for $pak...");
 283
 284         open(FILE, "<$Conf::dbdir/meta/meta-$pak");
 285         my @file = <FILE>;
 286         close(FILE);
 287
 288         my $line;
 289         my (@templine, @deps, @tempdeps);
 290         foreach $line (@file) {
 291                 @templine = split(/\: /,$line);
 292                 if ("$templine[0]" eq "Dependencies") {
 293                         @deps = split(/ /, $templine[1]);
 294                 }
 295         }
 296         chomp (@deps);
 297         foreach (@deps) {
 298                 if ($_) {
 299                   message("### Found dependency: $_");
 300                   push(@tempdeps,$_);
 301                 }
 302         }
 303
 304         #my @tempdeps = @deps;
 305         foreach (@tempdeps) {
 306                 if ($_) {
 307                         my @newdeps = resolvedeps("$_");
 308                         foreach(@newdeps) {
 309                                 unless (($_ eq " ") || ($_ eq "")) {
 310                                   message("### Found dependency: $_");
 311                                         push(@deps,$_);
 312                                 }
 313                         }
 314                 }
 315         }
 316         chomp (@deps);
 317         return @deps;
 318 }
 319
 320 sub cleanup {
 321         my $dir = shift;
 322         my $path;
 323
 324         if ( "$dir" eq "meta" ) {
 325                 $path = "$Conf::dbdir/meta";
 326         } elsif ( "$dir" eq "tmp" ) {
 327                 $path = "$Conf::tmpdir";
 328         }
 329         chdir("$path");
 330         opendir(DIR,".");
 331         my @files = readdir(DIR);
 332         closedir(DIR);
 333         foreach (@files) {
 334           unless (($_ eq ".") || ($_ eq "..")) {
 335                    system("rm -rf $_");
 336                 }
 337         }
 338 }
 339
 340 sub getmetafile {
 341         my $pak = shift;
 342
 343         logger("Going to download meta-$pak.");
 344
 345         unless ( -e "$Conf::dbdir/meta/meta-$pak") {
 346                 fetchfile("meta/meta-$pak", "");
 347                 move("$Conf::cachedir/meta-$pak", "$Conf::dbdir/meta/meta-$pak");
 348         }
 349
 350         open(FILE, "<$Conf::dbdir/meta/meta-$pak");
 351         my @line = <FILE>;
 352         close(FILE);
 353
 354         open(FILE, ">$Conf::dbdir/meta/meta-$pak");
 355         foreach (@line) {
 356                 my $string = $_;
 357                 $string =~ s/\r\n/\n/g;
 358                 print FILE $string;
 359         }
 360         close(FILE);
 361         return 1;
 362 }
 363
 364 sub getsize {
 365         my $pak = shift;
 366
 367         getmetafile("$pak");
 368
 369         open(FILE, "<$Conf::dbdir/meta/meta-$pak");
 370         my @file = <FILE>;
 371         close(FILE);
 372
 373         my $line;
 374         my @templine;
 375         foreach $line (@file) {
 376                 @templine = split(/\: /,$line);
 377                 if ("$templine[0]" eq "Size") {
 378                         chomp($templine[1]);
 379                         return $templine[1];
 380                 }
 381         }
 382         return 0;
 383 }
 384
 385 sub decryptpak {
 386         my $pak = shift;
 387
 388         cleanup("tmp");
 389
 390         my $file = getpak("$pak", "noforce");
 391
 392         my $return = system("cd $Conf::tmpdir/ && gpg -d < $Conf::cachedir/$file | cpio -i >/dev/null 2>&1");
 393
 394         logger("Decryption process returned the following: $return");
 395         if ($return != 0) { exit 1; }
 396 }
 397
 398 sub getpak {
 399         my $pak = shift;
 400         my $force = shift;
 401
 402         getmetafile("$pak");
 403
 404         open(FILE, "<$Conf::dbdir/meta/meta-$pak");
 405         my @file = <FILE>;
 406         close(FILE);
 407
 408         my $line;
 409         my $file;
 410         my @templine;
 411         foreach $line (@file) {
 412                 @templine = split(/\: /,$line);
 413                 if ("$templine[0]" eq "File") {
 414                         chomp($templine[1]);
 415                         $file = $templine[1];
 416                 }
 417         }
 418
 419         unless ($file) {
 420                 message("No filename given in meta-file. Please phone the developers.");
 421                 exit 1;
 422         }
 423
 424         unless ( "$force" eq "force" ) {
 425                 if ( -e "$Conf::cachedir/$file" ) {
 426                         return $file;
 427                 }
 428         }
 429
 430         fetchfile("paks/$file", "");
 431         return $file;
 432 }
 433
 434 sub setuppak {
 435         my $pak = shift;
 436
 437         message("We are going to install: $pak");
 438
 439         decryptpak("$pak");
 440
 441         my $return = system("cd $Conf::tmpdir && ./install.sh >> $Conf::logdir/install-$pak.log 2>&1");
 442         $return %= 255;
 443         if ($return == 0) {
 444           move("$Conf::tmpdir/ROOTFILES", "$Conf::dbdir/rootfiles/$pak");
 445           cleanup("tmp");
 446           copy("$Conf::dbdir/meta/meta-$pak","$Conf::dbdir/installed/");
 447                 message("Setup completed. Congratulations!");
 448         } else {
 449                 message("Setup returned: $return. Sorry. Please search our forum to find a solution for this problem.");
 450                 exit $return;
 451         }
 452         return $return;
 453 }
 454
 455 sub updatepak {
 456         my $pak = shift;
 457
 458         message("We are going to update: $pak");
 459
 460         decryptpak("$pak");
 461
 462         my $return = system("cd $Conf::tmpdir && ./update.sh >> $Conf::logdir/update-$pak.log 2>&1");
 463         if ($return == 0) {
 464           move("$Conf::tmpdir/ROOTFILES", "$Conf::dbdir/rootfiles/$pak");
 465           cleanup("tmp");
 466                 message("Update completed. Congratulations!");
 467         } else {
 468                 message("Setup returned: $return. Sorry. Please search our forum to find a solution for this problem.");
 469                 exit $return;
 470         }
 471         return $return;
 472 }
 473
 474 sub removepak {
 475         my $pak = shift;
 476
 477         message("We are going to uninstall: $pak");
 478
 479         decryptpak("$pak");
 480
 481         my $return = system("cd $Conf::tmpdir && ./uninstall.sh >> $Conf::logdir/uninstall-$pak.log 2>&1");
 482         if ($return == 0) {
 483           open(FILE, "<$Conf::dbdir/rootfiles/$pak");
 484                 my @file = <FILE>;
 485                 close(FILE);
 486                 foreach (@file) {
 487                   my $line = $_;
 488                   chomp($line);
 489                         system("echo \"Removing: $line\" >> $Conf::logdir/uninstall-$pak.log 2>&1");
 490                         system("cd / && rm -rf $line >> $Conf::logdir/uninstall-$pak.log 2>&1");
 491                 }
 492           unlink("$Conf::dbdir/rootfiles/$pak");
 493           cleanup("tmp");
 494                 message("Uninstall completed. Congratulations!");
 495         } else {
 496                 message("Setup returned: $return. Sorry. Please search our forum to find a solution for this problem.");
 497                 exit $return;
 498         }
 499         return $return;
 500 }
 501
 502 sub beautifysize {
 503         my $size = shift;
 504         $size = $size / 1024;
 505         my $unit;
 506
 507         if ($size > 1023) {
 508           $size = ($size / 1024);
 509           $unit = "MB";
 510         } else {
 511           $unit = "KB";
 512         }
 513         $size = sprintf("%.2f" , $size);
 514         my $string = "$size $unit";
 515         return $string;
 516 }
 517
 518 sub makeuuid {
 519         unless ( -e "$Conf::dbdir/uuid" ) {
 520                 open(FILE, "</proc/sys/kernel/random/uuid");
 521                 my @line = <FILE>;
 522                 close(FILE);
 523
 524                 open(FILE, ">$Conf::dbdir/uuid");
 525                 foreach (@line) {
 526                         print FILE $_;
 527                 }
 528                 close(FILE);
 529         }
 530 }
 531
 532 sub senduuid {
 533         if ($pakfiresettings{'UUID'} eq "on") {
 534                 unless("$Conf::uuid") {
 535                         $Conf::uuid = `cat $Conf::dbdir/uuid`;
 536                 }
 537                 logger("Sending my uuid: $Conf::uuid");
 538                 fetchfile("cgi-bin/counter?ver=$Conf::version&uuid=$Conf::uuid", "$Conf::mainserver");
 539                 system("rm -f $Conf::cachedir/counter* 2>/dev/null");
 540         }
 541 }
 542
 543 sub lock {
 544         my $status = shift;
 545         if ("$status" eq "on") {
 546                 system("touch /opt/pakfire/pakfire.lock");
 547                 system("chmod 777 /opt/pakfire/pakfire.lock");
 548                 logger("Created lock");
 549         } else {
 550                 if (system("rm -f /opt/pakfire/pakfire.lock >/dev/null 2>&1")) {
 551                         logger("Successfully removed lock.");
 552                 } else {
 553                         logger("Couldn't remove lock.");
 554                 }
 555         }
 556         return 0;
 557 }
 558
 559 sub checkcryptodb {
 560         my $myid = "64D96617"; # Our own gpg-key
 561         my $trustid = "65D0FD58"; # Id of CaCert
 562         my $ret = system("gpg --list-keys | grep -q $myid");
 563         unless ( "$ret" eq "0" ) {
 564                 message("The GnuPG isn't configured corectly. Trying now to fix this.");
 565                 system("gpg --keyserver wwwkeys.de.pgp.net --always-trust --recv-key $myid");
 566                 system("gpg --keyserver wwwkeys.de.pgp.net --always-trust --recv-key $trustid");
 567         }
 568 }
 569
 570 1;