config/updxlrator/updxlrator

   1 #!/usr/bin/perl
   2 #
   3 # This code is distributed under the terms of the GPL
   4 #
   5 # (c) 2006-2009 marco.s - http://update-accelerator.advproxy.net
   6 #
   7 # Portions (c) 2008 by dotzball - http://www.blockouttraffic.de
   8 #
   9 # $Id: updxlrator,v 2.1 2009/01/10 00:00:00 marco.s Exp $
  10 #
  11
  12 use strict;
  13 use HTTP::Date;
  14
  15 $|=1;
  16
  17 my $swroot="/var/ipfire";
  18 my $updcachedir="/var/updatecache";
  19 my $apphome="/var/ipfire/updatexlrator";
  20 my $logfile="/var/log/updatexlrator/cache.log";
  21 my $wget="/usr/bin/wget";
  22 my $debug=(-e "$apphome/debug");
  23 my $http_port='81';
  24 my %netsettings=();
  25 my %proxysettings=();
  26 my %xlratorsettings=();
  27 my $logging=0;
  28 my $passive_mode=0;
  29 my $maxusage=0;
  30 my $nice='';
  31 my @tmp=();
  32 my $request='';
  33 my $xlrator_url=0;
  34 my $source_url='';
  35 my $hostaddr='';
  36 my $username='';
  37 my $method='';
  38 my $unique = 0;
  39 my $mirror = 1;
  40
  41 readhash("${swroot}/ethernet/settings", \%netsettings);
  42
  43 if (-e "$swroot/updatexlrator/settings")
  44 {
  45         &readhash("$swroot/updatexlrator/settings", \%xlratorsettings);
  46         if ($xlratorsettings{'ENABLE_LOG'} eq 'on') { $logging=1; };
  47         if ($xlratorsettings{'PASSIVE_MODE'} eq 'on') { $passive_mode=1; };
  48         $maxusage=$xlratorsettings{'MAX_DISK_USAGE'};
  49         if ($xlratorsettings{'LOW_DOWNLOAD_PRIORITY'} eq 'on') { $nice='/bin/nice --adjustment=15 '; };
  50 }
  51 if (!$maxusage) { $maxusage=75; };
  52
  53 # dotzball: check for dead downloads
  54 system("$apphome/bin/checkdeaddl &");
  55
  56 while (<>) {
  57
  58         $request=$_;
  59
  60         @tmp=split(/ /,$request);
  61         chomp(@tmp);
  62
  63         $source_url = $tmp[0];
  64         $hostaddr   = $tmp[1]; while ($hostaddr =~ /.*\/$/) { chop $hostaddr; }
  65         $username   = $tmp[2]; if ($username eq '') { $username='-'; };
  66         $method     = $tmp[3];
  67
  68         $xlrator_url = $source_url;
  69
  70         if (($method eq 'GET') || ($method eq 'HEAD'))
  71         {
  72
  73         # -----------------------------------------------------------
  74         #  Section: Windows Update / Windows Downloads
  75         # -----------------------------------------------------------
  76
  77         if (
  78             (($source_url =~ m@^http://[^/]*\.microsoft\.com/.*\.(exe|psf|msi|msp|cab)$@i) ||
  79              ($source_url =~ m@^http://[^/]*\.windowsupdate\.com/.*\.(exe|psf|msi|msp|cab)$@i))
  80         &&   ($source_url !~ m@^http://[^/]*\.microsoft\.com/.*(/autoupd|selfupdate/).*\.cab@i)
  81         &&   ($source_url !~ m@\&@)
  82            )
  83         {
  84                 $xlrator_url = &check_cache($source_url,$hostaddr,$username,"Microsoft",$unique);
  85         }
  86
  87         # -----------------------------------------------------------
  88         #  Section: Adobe Downloads
  89         # -----------------------------------------------------------
  90
  91         if (
  92             ($source_url =~ m@^http://(ar)?download\.adobe\.com/.*\.(exe|msi|bin|dmg|idx|gz)$@i) ||
  93             ($source_url =~ m@^http://swupdl\.adobe\.com/updates/.*\.(exe|msi|bin|dmg|idx|gz|[a-z][a-z]_[A-Z][A-Z])$@i) ||
  94             ($source_url =~ m@^http://swupmf\.adobe\.com/manifest/.*\.upd$@i)
  95            )
  96         {
  97                 $xlrator_url = &check_cache($source_url,$hostaddr,$username,"Adobe",$unique);
  98         }
  99
 100         # -----------------------------------------------------------
 101         #  Section: Linux Downloads
 102         # -----------------------------------------------------------
 103
 104         if (
 105                 ($source_url =~ m@^[h|f]t?tp://[^?]+\.(deb|rpm)$@i) ||
 106                 ($source_url =~ m@^[h|f]t?tp://[^?]+/distfiles/[^?]+\.(tar\.gz|tar\.bz2|tgz|zip|patch\.bz2|gz|docx|patch|pdf|exe)$@i)
 107         )
 108         {
 109                 $xlrator_url = &check_cache($source_url,$hostaddr,$username,"Linux",$mirror);
 110         }
 111
 112         # -----------------------------------------------------------
 113         #  Section: Trend Micro Downloads
 114         # -----------------------------------------------------------
 115
 116         if (
 117             ($source_url =~ m@^http://[^/]*\.trendmicro\.com/activeupdate/.*@i) &&
 118             ($source_url !~ m@.*/tmnotify\.dat$@i) &&
 119             ($source_url !~ m@.*/ini_xml\.zip$@i) &&
 120             ($source_url !~ m@.*/server\.ini$@i)
 121            )
 122         {
 123                 $xlrator_url = &check_cache($source_url,$hostaddr,$username,"TrendMicro",$mirror);
 124         }
 125
 126         # -----------------------------------------------------------
 127         #  Section: Symantec Downloads
 128         # -----------------------------------------------------------
 129
 130         if ($source_url =~ m@^[h|f]tt?p://[^/]*\.symantec(liveupdate)?\.com/.*\.(exe|zip|vdb|xdb)$@i)
 131         {
 132                 $xlrator_url = &check_cache($source_url,$hostaddr,$username,"Symantec",$unique);
 133         }
 134
 135         # -----------------------------------------------------------
 136         #  Section: Apple Downloads
 137         # -----------------------------------------------------------
 138
 139         if (
 140              (($source_url =~ m@^http://swcdn\.apple\.com/content/downloads/.*\.(tar|pkg)$@i) ||
 141              ($source_url =~ m@^http://appldnld\.apple\.com\.edgesuite\.net/.*\.(exe|dmg)$@i) ||
 142              ($source_url =~ m@^http://.*\.g.akamai.net/.*/3093/1/.*\.(tar|pkg|dmg|exe)$@i))
 143            )
 144         {
 145                 $xlrator_url = &check_cache($source_url,$hostaddr,$username,"Apple",$unique);
 146         }
 147
 148         # -----------------------------------------------------------
 149         #  Section: Avast Downloads
 150         # -----------------------------------------------------------
 151
 152         if ($source_url =~ m@^http://download[\d]+\.avast\.com/.*\.(exe|vpu)$@i)
 153         {
 154                 $xlrator_url = &check_cache($source_url,$hostaddr,$username,"Avast",$mirror);
 155         }
 156
 157         # -----------------------------------------------------------
 158
 159         # -----------------------------------------------------------
 160         # Section: Avira Downloads
 161         # -----------------------------------------------------------
 162
 163         if (
 164                 ($source_url =~ m@^http://dl[0-9]\.avgate\.net/.*\.(htm|html|gz)$@i) ||
 165                 ($source_url =~ m@^http://80.190.130.19[4-5]/update/.*\.(htm|html|gz)$@i) ||
 166                 ($source_url =~ m@^http://62.146.64.14[6-7]/update/.*\.(htm|html|gz)$@i)
 167         )
 168         {
 169                 $xlrator_url = &check_cache($source_url,$hostaddr,$username,"Avira",$mirror);
 170         }
 171
 172         # -----------------------------------------------------------
 173         # Section: IPFire Downloads
 174         # -----------------------------------------------------------
 175
 176         if ($source_url =~ m@^[f|h]t?tp://.*\.(ipfire)$@i)
 177         {
 178                 $xlrator_url = &check_cache($source_url,$hostaddr,$username,"IPFire",$mirror);
 179         }
 180
 181         }
 182
 183         # -----------------------------------------------------------
 184         # Section: AVG Downloads
 185         # -----------------------------------------------------------
 186
 187 #       if ($source_url =~ m@^http://[^/]*\.(grisoft|avg)\.com/.*\.(bin)$@i)
 188 #       {
 189 #               $xlrator_url = &check_cache($source_url,$hostaddr,$username,"AVG",$mirror);
 190 #       }
 191
 192         $request="$xlrator_url $hostaddr $username $method\n";
 193
 194         print $request;
 195 }
 196
 197 # -------------------------------------------------------------------
 198
 199 sub readhash
 200 {
 201         my $filename = $_[0];
 202         my $hash = $_[1];
 203         my ($var, $val);
 204
 205         if (-e $filename)
 206         {
 207                 open(FILE, $filename) or die "Unable to read file $filename";
 208                 while (<FILE>)
 209                 {
 210                         chop;
 211                         ($var, $val) = split /=/, $_, 2;
 212                         if ($var)
 213                         {
 214                                 $val =~ s/^\'//g;
 215                                 $val =~ s/\'$//g;
 216
 217                                 # Untaint variables read from hash
 218                                 $var =~ /([A-Za-z0-9_-]*)/; $var = $1;
 219                                 $val =~ /([\w\W]*)/; $val = $1;
 220                                 $hash->{$var} = $val;
 221                         }
 222                 }
 223                 close FILE;
 224         }
 225 }
 226
 227 # -------------------------------------------------------------------
 228
 229 sub writelog
 230 {
 231         if ($logging)
 232         {
 233                 open(LOGFILE,">>$logfile");
 234                 print LOGFILE time." $_[0] $_[1] $_[2] $_[3] $_[4]\n";
 235                 close(LOGFILE);
 236         }
 237 }
 238
 239 # -------------------------------------------------------------------
 240
 241 sub debuglog
 242 {
 243         if ($debug)
 244         {
 245                 open(LOGFILE,">>/var/log/updatexlrator/debug.log");
 246                 my @now = localtime(time);
 247                 printf LOGFILE "%04d-%02d-%02d %02d:%02d:%02d [%d] [%s] %s\n",$now[5]+1900,$now[4]+1,$now[3],$now[2],$now[1],$now[0],$$,"updxlrator",$_[0];
 248                 close(LOGFILE);
 249         }
 250 }
 251
 252 # -------------------------------------------------------------------
 253
 254 sub setcachestatus
 255 {
 256         open (FILE,">>$_[0]");
 257         print FILE "$_[1]\n";
 258         close FILE;
 259 }
 260
 261 # -------------------------------------------------------------------
 262
 263 sub diskfree
 264 {
 265         open(DF,"/bin/df --block-size=1 $_[0]|");
 266         my @dfdata = <DF>;
 267         close DF;
 268         shift(@dfdata);
 269         chomp(@dfdata);
 270         my $dfstr = join(' ',@dfdata);
 271         my ($device,$size,$used,$free,$percent,$mount) = split(' ',$dfstr);
 272         if ($free =~ m/^(\d+)$/)
 273         {
 274                 return $free;
 275         }
 276 }
 277
 278 # -------------------------------------------------------------------
 279
 280 sub diskusage
 281 {
 282         open(DF,"/bin/df $_[0]|");
 283         my @dfdata = <DF>;
 284         close DF;
 285         shift(@dfdata);
 286         chomp(@dfdata);
 287         my $dfstr = join(' ',@dfdata);
 288         my ($device,$size,$used,$free,$percent,$mount) = split(' ',$dfstr);
 289         if ($percent =~ m/^(\d+)%$/)
 290         {
 291                 $percent =~ s/%$//;
 292                 return $percent;
 293         }
 294 }
 295
 296 # -------------------------------------------------------------------
 297
 298 sub getmtime
 299 {
 300         my ($dev,$ino,$mode,$nlink,$uid,$gid,$rdev,$size,$atime,$mtime,$ctime,$blksize,$blocks) = stat($_[0]);
 301
 302         return $mtime;
 303 }
 304
 305 # -------------------------------------------------------------------
 306
 307 sub check_cache
 308 {
 309         my $updsource="UPDCACHE";
 310         my $updfile='';
 311         my $cacheurl='';
 312         my $vendorid='';
 313         my $uuid='';
 314         my @http_header=();
 315         my $remote_size=0;
 316         my $remote_mtime=0;
 317         my $login='';
 318         my $useragent="Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1)";
 319
 320         my $sourceurl=$_[0];
 321         my $cfmirror=$_[4];
 322
 323         $sourceurl =~ s@\%2f@/@ig;
 324         $updfile = substr($sourceurl,rindex($sourceurl,"/")+1);
 325         $updfile =~ s@\%20@ @ig;
 326
 327         if ($cfmirror)
 328         {
 329                 $uuid = `echo $updfile | md5sum`;
 330         } else {
 331                 $uuid = `echo $sourceurl | md5sum`;
 332         }
 333
 334         $uuid =~ s/[^0-9a-f]//g;
 335         $uuid =~ s/([a-f\d]{8})([a-f\d]{4})([a-f\d]{4})([a-f\d]{4})([a-f\d]{12})/$1-$2-$3-$4-$5/;
 336
 337         $vendorid = $_[3];
 338         $vendorid =~ tr/A-Z/a-z/;
 339
 340         &debuglog("Processing URL $sourceurl");
 341         &debuglog("Vendor ID is $vendorid");
 342         &debuglog("UUID is $uuid");
 343
 344         if (($proxysettings{'UPSTREAM_PROXY'}) && ($proxysettings{'UPSTREAM_USER'}))
 345         {
 346                 $login = "--proxy-user=\"$proxysettings{'UPSTREAM_USER'}\"";
 347                 if ($proxysettings{'UPSTREAM_PASSWORD'})
 348                 {
 349                         $login .= " --proxy-password=\"$proxysettings{'UPSTREAM_PASSWORD'}\"";
 350                 }
 351         }
 352
 353         if ($proxysettings{'UPSTREAM_PROXY'}) { &debuglog("Using upstream proxy $proxysettings{'UPSTREAM_PROXY'}"); }
 354
 355         $ENV{'http_proxy'} = $proxysettings{'UPSTREAM_PROXY'};
 356         @http_header = `$wget $login --user-agent="$useragent" --spider -S $sourceurl 2>&1`;
 357         $ENV{'http_proxy'} = '';
 358
 359         foreach (@http_header)
 360         {
 361                 chomp;
 362                 if (/^\s*Content-Length:\s/) { $remote_size = $_; $remote_size =~ s/[^0-9]//g; }
 363                 if (/^\s*Last-Modified:\s/) { $remote_mtime = $_; $remote_mtime =~ s/^\s*Last-Modified:\s//; $remote_mtime = HTTP::Date::str2time($remote_mtime) }
 364         }
 365
 366         if (
 367                 (-e "$updcachedir/$vendorid/$uuid/$updfile") &&
 368                 ($remote_size == (-s "$updcachedir/$vendorid/$uuid/$updfile")) &&
 369                 ($remote_mtime == &getmtime("$updcachedir/$vendorid/$uuid/$updfile"))
 370            )
 371         {
 372                 &debuglog("File exists in cache and is up to date");
 373                 &debuglog("Retrieving file from cache ($updsource)");
 374                 &setcachestatus("$updcachedir/$vendorid/$uuid/access.log",time);
 375                 $cacheurl="http://$netsettings{'GREEN_ADDRESS'}:$http_port/updatecache/$vendorid/$uuid/$updfile";
 376         }
 377                 else
 378         {
 379                 if (-e "$updcachedir/$vendorid/$uuid/$updfile")
 380                 {
 381                         &debuglog("Local filesize: " . (-s "$updcachedir/$vendorid/$uuid/$updfile"));
 382                         &debuglog("Local timestamp: " . &getmtime("$updcachedir/$vendorid/$uuid/$updfile"));
 383                 } else { &debuglog("File not found in cache"); }
 384                 $updsource="DLSOURCE";
 385                 &debuglog("Remote filesize: $remote_size");
 386                 &debuglog("Remote timestamp: $remote_mtime");
 387                 &debuglog("Free disk space: " . &diskfree($updcachedir));
 388                 &debuglog("Disk usage: " . &diskusage($updcachedir) . "% (max. $maxusage%)");
 389                 if (-e "$updcachedir/download/$vendorid/$updfile") { &debuglog("File download/$vendorid/$updfile exists"); }
 390                 &debuglog("Retrieving file from source ($updsource)");
 391                 if ((!$passive_mode) && (&diskusage($updcachedir) <= $maxusage) && ($remote_size <= &diskfree($updcachedir)) && (!-e "$updcachedir/download/$vendorid/$updfile"))
 392                 {
 393                         &debuglog("Running command $nice$apphome/bin/download $vendorid $sourceurl $cfmirror &");
 394                         system("$nice$apphome/bin/download $vendorid $sourceurl $cfmirror &");
 395                 }
 396                 $cacheurl=$sourceurl;
 397         }
 398
 399         &writelog($_[1],$_[2],$_[3],$updsource,$sourceurl);
 400
 401         return $cacheurl;
 402 }
 403
 404 # -------------------------------------------------------------------