[people/teissler/ipfire-2.x.git] / config / updxlrator / updxlrator

#!/usr/bin/perl
#
# This code is distributed under the terms of the GPL
#
# (c) 2006-2009 marco.s - http://update-accelerator.advproxy.net
#
# Portions (c) 2008 by dotzball - http://www.blockouttraffic.de
#
# $Id: updxlrator,v 2.1 2009/01/10 00:00:00 marco.s Exp $
#

use strict;
use HTTP::Date;

$|=1;

my $swroot="/var/ipfire";
my $updcachedir="/var/updatecache";
my $apphome="/var/ipfire/updatexlrator";
my $logfile="/var/log/updatexlrator/cache.log";
my $wget="/usr/bin/wget";
my $debug=(-e "$apphome/debug");
my $http_port='81';
my %netsettings=();
my %proxysettings=();
my %xlratorsettings=();
my $logging=0;
my $passive_mode=0;
my $maxusage=0;
my $nice='';
my @tmp=();
my $request='';
my $xlrator_url=0;
my $source_url='';
my $hostaddr='';
my $username='';
my $method='';
my $unique = 0;
my $mirror = 1;

readhash("${swroot}/ethernet/settings", \%netsettings);

if (-e "$swroot/updatexlrator/settings")
{
	&readhash("$swroot/updatexlrator/settings", \%xlratorsettings);
	if ($xlratorsettings{'ENABLE_LOG'} eq 'on') { $logging=1; };
	if ($xlratorsettings{'PASSIVE_MODE'} eq 'on') { $passive_mode=1; };
	$maxusage=$xlratorsettings{'MAX_DISK_USAGE'};
	if ($xlratorsettings{'LOW_DOWNLOAD_PRIORITY'} eq 'on') { $nice='/bin/nice --adjustment=15 '; };
}
if (!$maxusage) { $maxusage=75; };

# dotzball: check for dead downloads
system("$apphome/bin/checkdeaddl &");

while (<>) {

	$request=$_;

	@tmp=split(/ /,$request);
	chomp(@tmp);

	$source_url = $tmp[0];
	$hostaddr   = $tmp[1]; while ($hostaddr =~ /.*\/$/) { chop $hostaddr; }
	$username   = $tmp[2]; if ($username eq '') { $username='-'; };
	$method     = $tmp[3];

	$xlrator_url = $source_url;

	if (($method eq 'GET') || ($method eq 'HEAD')) 
	{

	# -----------------------------------------------------------
	#  Section: Windows Update / Windows Downloads
	# -----------------------------------------------------------

	if (
	    (($source_url =~ m@^http://[^/]*\.microsoft\.com/.*\.(exe|psf|msi|msp|cab)$@i) ||
	     ($source_url =~ m@^http://[^/]*\.windowsupdate\.com/.*\.(exe|psf|msi|msp|cab)$@i))
	&&   ($source_url !~ m@^http://[^/]*\.microsoft\.com/.*(/autoupd|selfupdate/).*\.cab@i)
	&&   ($source_url !~ m@\&@)
	   )
	{
		$xlrator_url = &check_cache($source_url,$hostaddr,$username,"Microsoft",$unique);
	}

	# -----------------------------------------------------------
	#  Section: Adobe Downloads
	# -----------------------------------------------------------

	if (
	    ($source_url =~ m@^http://(ar)?download\.adobe\.com/.*\.(exe|msi|bin|dmg|idx|gz)$@i) ||
	    ($source_url =~ m@^http://swupdl\.adobe\.com/updates/.*\.(exe|msi|bin|dmg|idx|gz|[a-z][a-z]_[A-Z][A-Z])$@i) ||
	    ($source_url =~ m@^http://swupmf\.adobe\.com/manifest/.*\.upd$@i)
	   )
	{
		$xlrator_url = &check_cache($source_url,$hostaddr,$username,"Adobe",$unique);
	}

	# -----------------------------------------------------------
	#  Section: Linux Downloads
	# -----------------------------------------------------------

	if (
		($source_url =~ m@^[h|f]t?tp://[^?]+\.(deb|rpm)$@i) ||
		($source_url =~ m@^[h|f]t?tp://[^?]+/distfiles/[^?]+\.(tar\.gz|tar\.bz2|tgz|zip|patch\.bz2|gz|docx|patch|pdf|exe)$@i)
	)
	{
		$xlrator_url = &check_cache($source_url,$hostaddr,$username,"Linux",$mirror);
	}

	# -----------------------------------------------------------
	#  Section: Trend Micro Downloads
	# -----------------------------------------------------------

	if (
	    ($source_url =~ m@^http://[^/]*\.trendmicro\.com/activeupdate/.*@i) &&
	    ($source_url !~ m@.*/tmnotify\.dat$@i) &&
	    ($source_url !~ m@.*/ini_xml\.zip$@i) &&
	    ($source_url !~ m@.*/server\.ini$@i)
	   )
	{
		$xlrator_url = &check_cache($source_url,$hostaddr,$username,"TrendMicro",$mirror);
	}

	# -----------------------------------------------------------
	#  Section: Symantec Downloads
	# -----------------------------------------------------------

	if ($source_url =~ m@^[h|f]tt?p://[^/]*\.symantec(liveupdate)?\.com/.*\.(exe|zip|vdb|xdb)$@i)
	{
		$xlrator_url = &check_cache($source_url,$hostaddr,$username,"Symantec",$unique);
	}

	# -----------------------------------------------------------
	#  Section: Apple Downloads
	# -----------------------------------------------------------

	if (
	     (($source_url =~ m@^http://swcdn\.apple\.com/content/downloads/.*\.(tar|pkg)$@i) ||
	     ($source_url =~ m@^http://appldnld\.apple\.com\.edgesuite\.net/.*\.(exe|dmg)$@i) ||
	     ($source_url =~ m@^http://.*\.g.akamai.net/.*/3093/1/.*\.(tar|pkg|dmg|exe)$@i))
	   )
	{
		$xlrator_url = &check_cache($source_url,$hostaddr,$username,"Apple",$unique);
	}

	# -----------------------------------------------------------
	#  Section: Avast Downloads
	# -----------------------------------------------------------

	if ($source_url =~ m@^http://(ion|download)[\d]+\.avast\.com/.*\.(exe|vpu|vpx)$@i)
	{
		$xlrator_url = &check_cache($source_url,$hostaddr,$username,"Avast",$mirror);
	}

	# -----------------------------------------------------------
	#  Section: Mcafee
	# -----------------------------------------------------------
	
	if ($source_url =~ m@^http://update\.nai\.com/.*\.(mcs|z|gem|dat|zip)$@i)
	{
		$xlrator_url = &check_cache($source_url,$hostaddr,$username,"mcafee",$mirror);
	}
	
	# -----------------------------------------------------------
	# Section: Avira Downloads
	# -----------------------------------------------------------

	if (
		($source_url =~ m@^http://dl[0-9]\.avgate\.net/.*\.(htm|html|gz)$@i) ||
		($source_url =~ m@^http://80.190.130.19[4-5]/update/.*\.(htm|html|gz)$@i) ||
		($source_url =~ m@^http://62.146.64.14[6-7]/update/.*\.(htm|html|gz)$@i)
	)
	{
		$xlrator_url = &check_cache($source_url,$hostaddr,$username,"Avira",$mirror);
	}

	# -----------------------------------------------------------
	# Section: IPFire Downloads
	# -----------------------------------------------------------

	if ($source_url =~ m@^[f|h]t?tp://.*\.(ipfire)$@i)
	{
		$xlrator_url = &check_cache($source_url,$hostaddr,$username,"IPFire",$mirror);
	}

	}
	
	# -----------------------------------------------------------
	# Section: AVG Downloads
	# -----------------------------------------------------------

#	if ($source_url =~ m@^http://[^/]*\.(grisoft|avg)\.com/.*\.(bin)$@i)
#	{
#		$xlrator_url = &check_cache($source_url,$hostaddr,$username,"AVG",$mirror);
#	}

	$request="$xlrator_url $hostaddr $username $method\n";

	print $request;
}

# -------------------------------------------------------------------

sub readhash
{
	my $filename = $_[0];
	my $hash = $_[1];
	my ($var, $val);

	if (-e $filename)
	{
		open(FILE, $filename) or die "Unable to read file $filename";
		while (<FILE>)
		{
			chop;
			($var, $val) = split /=/, $_, 2;
			if ($var)
			{
				$val =~ s/^\'//g;
				$val =~ s/\'$//g;

				# Untaint variables read from hash
				$var =~ /([A-Za-z0-9_-]*)/; $var = $1;
				$val =~ /([\w\W]*)/; $val = $1;
				$hash->{$var} = $val;
			}
		}
		close FILE;
	}
}

# -------------------------------------------------------------------

sub writelog
{
	if ($logging)
	{
		open(LOGFILE,">>$logfile");
		print LOGFILE time." $_[0] $_[1] $_[2] $_[3] $_[4]\n";
		close(LOGFILE);
	}
}

# -------------------------------------------------------------------

sub debuglog
{
	if ($debug)
	{
		open(LOGFILE,">>/var/log/updatexlrator/debug.log");
		my @now = localtime(time);
		printf LOGFILE "%04d-%02d-%02d %02d:%02d:%02d [%d] [%s] %s\n",$now[5]+1900,$now[4]+1,$now[3],$now[2],$now[1],$now[0],$$,"updxlrator",$_[0];
		close(LOGFILE);
	}
}

# -------------------------------------------------------------------

sub setcachestatus
{
	open (FILE,">>$_[0]");
	print FILE "$_[1]\n";
	close FILE;
}

# -------------------------------------------------------------------

sub diskfree 
{ 
	open(DF,"/bin/df --block-size=1 $_[0]|");
	my @dfdata = <DF>;
	close DF;
	shift(@dfdata);
	chomp(@dfdata);
	my $dfstr = join(' ',@dfdata);
	my ($device,$size,$used,$free,$percent,$mount) = split(' ',$dfstr);
	if ($free =~ m/^(\d+)$/)
	{
        	return $free;
	}
}

# -------------------------------------------------------------------

sub diskusage
{
	open(DF,"/bin/df $_[0]|");
	my @dfdata = <DF>;
	close DF;
	shift(@dfdata);
	chomp(@dfdata);
	my $dfstr = join(' ',@dfdata);
	my ($device,$size,$used,$free,$percent,$mount) = split(' ',$dfstr);
	if ($percent =~ m/^(\d+)%$/)
	{
        	$percent =~ s/%$//;
	        return $percent;
	}
}

# -------------------------------------------------------------------

sub getmtime
{
	my ($dev,$ino,$mode,$nlink,$uid,$gid,$rdev,$size,$atime,$mtime,$ctime,$blksize,$blocks) = stat($_[0]);

	return $mtime;
}

# -------------------------------------------------------------------

sub check_cache 
{
	my $updsource="UPDCACHE";
	my $updfile='';
	my $cacheurl='';
	my $vendorid='';
	my $uuid='';
	my @http_header=();
	my $remote_size=0;
	my $remote_mtime=0;
	my $login='';
	my $useragent="Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1)";

	my $sourceurl=$_[0];
	my $cfmirror=$_[4];

	$sourceurl =~ s@\%2f@/@ig;
	$updfile = substr($sourceurl,rindex($sourceurl,"/")+1);
	$updfile =~ s@\%20@ @ig;

	if ($cfmirror)
	{
		$uuid = `echo $updfile | md5sum`;
	} else {
		$uuid = `echo $sourceurl | md5sum`;
	}

	$uuid =~ s/[^0-9a-f]//g;
	$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/;

	$vendorid = $_[3];
	$vendorid =~ tr/A-Z/a-z/;

	&debuglog("Processing URL $sourceurl");
	&debuglog("Vendor ID is $vendorid");
	&debuglog("UUID is $uuid");

	if (($proxysettings{'UPSTREAM_PROXY'}) && ($proxysettings{'UPSTREAM_USER'}))
	{
		$login = "--proxy-user=\"$proxysettings{'UPSTREAM_USER'}\"";
		if ($proxysettings{'UPSTREAM_PASSWORD'})
		{
			$login .= " --proxy-password=\"$proxysettings{'UPSTREAM_PASSWORD'}\"";
		}
	}

	if ($proxysettings{'UPSTREAM_PROXY'}) { &debuglog("Using upstream proxy $proxysettings{'UPSTREAM_PROXY'}"); }

	$ENV{'http_proxy'} = $proxysettings{'UPSTREAM_PROXY'};
	@http_header = `$wget $login --user-agent="$useragent" --spider -S $sourceurl 2>&1`;
	$ENV{'http_proxy'} = '';

	foreach (@http_header) 
	{
		chomp;
		if (/^\s*Content-Length:\s/) { $remote_size = $_; $remote_size =~ s/[^0-9]//g; }
		if (/^\s*Last-Modified:\s/) { $remote_mtime = $_; $remote_mtime =~ s/^\s*Last-Modified:\s//; $remote_mtime = HTTP::Date::str2time($remote_mtime) }
	}

	if (
		(-e "$updcachedir/$vendorid/$uuid/$updfile") && 
		($remote_size == (-s "$updcachedir/$vendorid/$uuid/$updfile")) &&
		($remote_mtime == &getmtime("$updcachedir/$vendorid/$uuid/$updfile"))
	   )
	{
		&debuglog("File exists in cache and is up to date");
		&debuglog("Retrieving file from cache ($updsource)");
		&setcachestatus("$updcachedir/$vendorid/$uuid/access.log",time);
		$cacheurl="http://$netsettings{'GREEN_ADDRESS'}:$http_port/updatecache/$vendorid/$uuid/$updfile";
	}
		else
	{
		if (-e "$updcachedir/$vendorid/$uuid/$updfile")
		{
			&debuglog("Local filesize: " . (-s "$updcachedir/$vendorid/$uuid/$updfile"));
			&debuglog("Local timestamp: " . &getmtime("$updcachedir/$vendorid/$uuid/$updfile"));
		} else { &debuglog("File not found in cache"); }
		$updsource="DLSOURCE";
		&debuglog("Remote filesize: $remote_size");
		&debuglog("Remote timestamp: $remote_mtime");
		&debuglog("Free disk space: " . &diskfree($updcachedir));
		&debuglog("Disk usage: " . &diskusage($updcachedir) . "% (max. $maxusage%)");
		if (-e "$updcachedir/download/$vendorid/$updfile") { &debuglog("File download/$vendorid/$updfile exists"); }
		&debuglog("Retrieving file from source ($updsource)");
		if ((!$passive_mode) && (&diskusage($updcachedir) <= $maxusage) && ($remote_size <= &diskfree($updcachedir)) && (!-e "$updcachedir/download/$vendorid/$updfile"))
		{
			&debuglog("Running command $nice$apphome/bin/download $vendorid $sourceurl $cfmirror &");
			system("$nice$apphome/bin/download $vendorid $sourceurl $cfmirror &");
		}
		$cacheurl=$sourceurl;
	}

	&writelog($_[1],$_[2],$_[3],$updsource,$sourceurl);

	return $cacheurl;
}

# -------------------------------------------------------------------
Commit	Line	Data
46c01c09 MT	1	#!/usr/bin/perl
	2	#
	3	# This code is distributed under the terms of the GPL
	4	#
4f4092e3	5	# (c) 2006-2009 marco.s - http://update-accelerator.advproxy.net
46c01c09	6	#
4f4092e3 CS	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 $
46c01c09 MT	10	#
	11
	12	use strict;
0a638396	13	use HTTP::Date;
46c01c09 MT	14
	15	$\|=1;
	16
	17	my $swroot="/var/ipfire";
381f2e71	18	my $updcachedir="/var/updatecache";
0a638396 CS	19	my $apphome="/var/ipfire/updatexlrator";
0a638396 CS	20	my $logfile="/var/log/updatexlrator/cache.log";
4f4092e3	21	my $wget="/usr/bin/wget";
0a638396 CS	22	my $debug=(-e "$apphome/debug");
0a638396 CS	23	my $http_port='81';
46c01c09	24	my %netsettings=();
0a638396	25	my %proxysettings=();
46c01c09	26	my %xlratorsettings=();
46c01c09 MT	27	my $logging=0;
	28	my $passive_mode=0;
	29	my $maxusage=0;
	30	my $nice='';
	31	my @tmp=();
46c01c09	32	my $request='';
0a638396 CS	33	my $xlrator_url=0;
0a638396 CS	34	my $source_url='';
46c01c09 MT	35	my $hostaddr='';
	36	my $username='';
	37	my $method='';
0a638396 CS	38	my $unique = 0;
0a638396 CS	39	my $mirror = 1;
46c01c09 MT	40
	41	readhash("${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'};
646750c5	49	if ($xlratorsettings{'LOW_DOWNLOAD_PRIORITY'} eq 'on') { $nice='/bin/nice --adjustment=15 '; };
46c01c09 MT	50	}
	51	if (!$maxusage) { $maxusage=75; };
	52
4f4092e3 CS	53	# dotzball: check for dead downloads
4f4092e3 CS	54	system("$apphome/bin/checkdeaddl &");
46c01c09 MT	55
	56	while (<>) {
	57
	58	$request=$_;
46c01c09 MT	59
	60	@tmp=split(/ /,$request);
	61	chomp(@tmp);
	62
0a638396 CS	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 = $source_url;
46c01c09 MT	69
	70	if (($method eq 'GET') \|\| ($method eq 'HEAD'))
	71	{
	72
	73	# -----------------------------------------------------------
	74	# Section: Windows Update / Windows Downloads
	75	# -----------------------------------------------------------
	76
	77	if (
0a638396 CS	78	(($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@\&@)
46c01c09 MT	82	)
46c01c09 MT	83	{
0a638396	84	$xlrator_url = &check_cache($source_url,$hostaddr,$username,"Microsoft",$unique);
46c01c09 MT	85	}
	86
	87	# -----------------------------------------------------------
	88	# Section: Adobe Downloads
	89	# -----------------------------------------------------------
	90
0a638396 CS	91	if (
	92	($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",$unique);
	98	}
	99
	100	# -----------------------------------------------------------
	101	# Section: Linux Downloads
	102	# -----------------------------------------------------------
	103
8dbba0e4 CS	104	if (
	105	($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	)
46c01c09	108	{
0a638396 CS	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",$mirror);
46c01c09 MT	124	}
	125
	126	# -----------------------------------------------------------
	127	# Section: Symantec Downloads
	128	# -----------------------------------------------------------
	129
0a638396	130	if ($source_url =~ m@^[h\|f]tt?p://[^/]\.symantec(liveupdate)?\.com/.\.(exe\|zip\|vdb\|xdb)$@i)
46c01c09	131	{
0a638396	132	$xlrator_url = &check_cache($source_url,$hostaddr,$username,"Symantec",$unique);
46c01c09	133	}
0a638396	134
5b2a12ff	135	# -----------------------------------------------------------
0a638396	136	# Section: Apple Downloads
46c01c09	137	# -----------------------------------------------------------
0a638396 CS	138
0a638396 CS	139	if (
4f4092e3	140	(($source_url =~ m@^http://swcdn\.apple\.com/content/downloads/.*\.(tar\|pkg)$@i) \|\|
0a638396 CS	141	($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	)
5b2a12ff	144	{
0a638396	145	$xlrator_url = &check_cache($source_url,$hostaddr,$username,"Apple",$unique);
5b2a12ff	146	}
0a638396 CS	147
	148	# -----------------------------------------------------------
	149	# Section: Avast Downloads
	150	# -----------------------------------------------------------
	151
5150d373	152	if ($source_url =~ m@^http://(ion\|download)[\d]+\.avast\.com/.*\.(exe\|vpu\|vpx)$@i)
0a638396 CS	153	{
0a638396 CS	154	$xlrator_url = &check_cache($source_url,$hostaddr,$username,"Avast",$mirror);
186e3d2c	155	}
0a638396 CS	156
0a638396 CS	157	# -----------------------------------------------------------
7b59d838 JIW	158	# Section: Mcafee
	159	# -----------------------------------------------------------
	160
	161	if ($source_url =~ m@^http://update\.nai\.com/.*\.(mcs\|z\|gem\|dat\|zip)$@i)
	162	{
	163	$xlrator_url = &check_cache($source_url,$hostaddr,$username,"mcafee",$mirror);
	164	}
186e3d2c	165
0a638396 CS	166	# -----------------------------------------------------------
	167	# Section: Avira Downloads
	168	# -----------------------------------------------------------
	169
8dbba0e4 CS	170	if (
	171	($source_url =~ m@^http://dl[0-9]\.avgate\.net/.*\.(htm\|html\|gz)$@i) \|\|
	172	($source_url =~ m@^http://80.190.130.19[4-5]/update/.*\.(htm\|html\|gz)$@i) \|\|
	173	($source_url =~ m@^http://62.146.64.14[6-7]/update/.*\.(htm\|html\|gz)$@i)
	174	)
0a638396 CS	175	{
0a638396 CS	176	$xlrator_url = &check_cache($source_url,$hostaddr,$username,"Avira",$mirror);
2dfb38e6	177	}
4ae86474 AF	178
4ae86474 AF	179	# -----------------------------------------------------------
0a638396	180	# Section: IPFire Downloads
4ae86474 AF	181	# -----------------------------------------------------------
4ae86474 AF	182
0a638396	183	if ($source_url =~ m@^[f\|h]t?tp://.*\.(ipfire)$@i)
4ae86474	184	{
0a638396	185	$xlrator_url = &check_cache($source_url,$hostaddr,$username,"IPFire",$mirror);
4ae86474 AF	186	}
4ae86474 AF	187
0a638396	188	}
2dfb38e6	189
0a638396 CS	190	# -----------------------------------------------------------
	191	# Section: AVG Downloads
	192	# -----------------------------------------------------------
46c01c09	193
4f4092e3 CS	194	# if ($source_url =~ m@^http://[^/]\.(grisoft\|avg)\.com/.\.(bin)$@i)
	195	# {
	196	# $xlrator_url = &check_cache($source_url,$hostaddr,$username,"AVG",$mirror);
	197	# }
46c01c09	198
0a638396	199	$request="$xlrator_url $hostaddr $username $method\n";
46c01c09 MT	200
	201	print $request;
	202	}
	203
	204	# -------------------------------------------------------------------
	205
	206	sub readhash
	207	{
	208	my $filename = $_[0];
	209	my $hash = $_[1];
	210	my ($var, $val);
	211
	212	if (-e $filename)
	213	{
	214	open(FILE, $filename) or die "Unable to read file $filename";
	215	while (<FILE>)
	216	{
	217	chop;
	218	($var, $val) = split /=/, $_, 2;
	219	if ($var)
	220	{
	221	$val =~ s/^\'//g;
	222	$val =~ s/\'$//g;
	223
	224	# Untaint variables read from hash
	225	$var =~ /([A-Za-z0-9_-]*)/; $var = $1;
	226	$val =~ /([\w\W]*)/; $val = $1;
	227	$hash->{$var} = $val;
	228	}
	229	}
	230	close FILE;
	231	}
	232	}
	233
	234	# -------------------------------------------------------------------
	235
	236	sub writelog
	237	{
0a638396 CS	238	if ($logging)
	239	{
	240	open(LOGFILE,">>$logfile");
	241	print LOGFILE time." $_[0] $_[1] $_[2] $_[3] $_[4]\n";
	242	close(LOGFILE);
	243	}
46c01c09 MT	244	}
	245
	246	# -------------------------------------------------------------------
	247
0a638396	248	sub debuglog
46c01c09	249	{
0a638396	250	if ($debug)
46c01c09	251	{
0a638396 CS	252	open(LOGFILE,">>/var/log/updatexlrator/debug.log");
	253	my @now = localtime(time);
	254	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",$_[0];
	255	close(LOGFILE);
46c01c09	256	}
0a638396 CS	257	}
	258
	259	# -------------------------------------------------------------------
	260
	261	sub setcachestatus
	262	{
	263	open (FILE,">>$_[0]");
	264	print FILE "$_[1]\n";
	265	close FILE;
	266	}
	267
	268	# -------------------------------------------------------------------
	269
	270	sub diskfree
	271	{
	272	open(DF,"/bin/df --block-size=1 $_[0]\|");
	273	my @dfdata = <DF>;
46c01c09	274	close DF;
0a638396 CS	275	shift(@dfdata);
	276	chomp(@dfdata);
	277	my $dfstr = join(' ',@dfdata);
	278	my ($device,$size,$used,$free,$percent,$mount) = split(' ',$dfstr);
	279	if ($free =~ m/^(\d+)$/)
	280	{
	281	return $free;
	282	}
46c01c09 MT	283	}
	284
	285	# -------------------------------------------------------------------
	286
	287	sub diskusage
	288	{
	289	open(DF,"/bin/df $_[0]\|");
0a638396 CS	290	my @dfdata = <DF>;
	291	close DF;
	292	shift(@dfdata);
	293	chomp(@dfdata);
	294	my $dfstr = join(' ',@dfdata);
	295	my ($device,$size,$used,$free,$percent,$mount) = split(' ',$dfstr);
	296	if ($percent =~ m/^(\d+)%$/)
46c01c09	297	{
0a638396 CS	298	$percent =~ s/%$//;
0a638396 CS	299	return $percent;
46c01c09	300	}
46c01c09 MT	301	}
	302
	303	# -------------------------------------------------------------------
	304
0a638396	305	sub getmtime
46c01c09	306	{
0a638396	307	my ($dev,$ino,$mode,$nlink,$uid,$gid,$rdev,$size,$atime,$mtime,$ctime,$blksize,$blocks) = stat($_[0]);
46c01c09	308
0a638396 CS	309	return $mtime;
0a638396 CS	310	}
46c01c09	311
0a638396	312	# -------------------------------------------------------------------
46c01c09	313
0a638396 CS	314	sub check_cache
	315	{
	316	my $updsource="UPDCACHE";
	317	my $updfile='';
	318	my $cacheurl='';
	319	my $vendorid='';
	320	my $uuid='';
	321	my @http_header=();
	322	my $remote_size=0;
	323	my $remote_mtime=0;
	324	my $login='';
	325	my $useragent="Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1)";
	326
	327	my $sourceurl=$_[0];
	328	my $cfmirror=$_[4];
	329
	330	$sourceurl =~ s@\%2f@/@ig;
	331	$updfile = substr($sourceurl,rindex($sourceurl,"/")+1);
	332	$updfile =~ s@\%20@ @ig;
	333
	334	if ($cfmirror)
46c01c09	335	{
0a638396 CS	336	$uuid = `echo $updfile \| md5sum`;
	337	} else {
	338	$uuid = `echo $sourceurl \| md5sum`;
46c01c09 MT	339	}
46c01c09 MT	340
0a638396 CS	341	$uuid =~ s/[^0-9a-f]//g;
	342	$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/;
	343
	344	$vendorid = $_[3];
	345	$vendorid =~ tr/A-Z/a-z/;
	346
	347	&debuglog("Processing URL $sourceurl");
	348	&debuglog("Vendor ID is $vendorid");
	349	&debuglog("UUID is $uuid");
	350
	351	if (($proxysettings{'UPSTREAM_PROXY'}) && ($proxysettings{'UPSTREAM_USER'}))
46c01c09	352	{
0a638396 CS	353	$login = "--proxy-user=\"$proxysettings{'UPSTREAM_USER'}\"";
0a638396 CS	354	if ($proxysettings{'UPSTREAM_PASSWORD'})
46c01c09	355	{
0a638396	356	$login .= " --proxy-password=\"$proxysettings{'UPSTREAM_PASSWORD'}\"";
46c01c09 MT	357	}
46c01c09 MT	358	}
46c01c09	359
0a638396	360	if ($proxysettings{'UPSTREAM_PROXY'}) { &debuglog("Using upstream proxy $proxysettings{'UPSTREAM_PROXY'}"); }
46c01c09	361
0a638396	362	$ENV{'http_proxy'} = $proxysettings{'UPSTREAM_PROXY'};
4f4092e3	363	@http_header = `$wget $login --user-agent="$useragent" --spider -S $sourceurl 2>&1`;
0a638396	364	$ENV{'http_proxy'} = '';
46c01c09	365
0a638396	366	foreach (@http_header)
46c01c09	367	{
0a638396 CS	368	chomp;
	369	if (/^\s*Content-Length:\s/) { $remote_size = $_; $remote_size =~ s/[^0-9]//g; }
	370	if (/^\sLast-Modified:\s/) { $remote_mtime = $_; $remote_mtime =~ s/^\sLast-Modified:\s//; $remote_mtime = HTTP::Date::str2time($remote_mtime) }
46c01c09 MT	371	}
46c01c09 MT	372
0a638396 CS	373	if (
	374	(-e "$updcachedir/$vendorid/$uuid/$updfile") &&
	375	($remote_size == (-s "$updcachedir/$vendorid/$uuid/$updfile")) &&
	376	($remote_mtime == &getmtime("$updcachedir/$vendorid/$uuid/$updfile"))
	377	)
46c01c09	378	{
0a638396 CS	379	&debuglog("File exists in cache and is up to date");
	380	&debuglog("Retrieving file from cache ($updsource)");
	381	&setcachestatus("$updcachedir/$vendorid/$uuid/access.log",time);
0a638396	382	$cacheurl="http://$netsettings{'GREEN_ADDRESS'}:$http_port/updatecache/$vendorid/$uuid/$updfile";
46c01c09 MT	383	}
	384	else
	385	{
0a638396 CS	386	if (-e "$updcachedir/$vendorid/$uuid/$updfile")
	387	{
	388	&debuglog("Local filesize: " . (-s "$updcachedir/$vendorid/$uuid/$updfile"));
	389	&debuglog("Local timestamp: " . &getmtime("$updcachedir/$vendorid/$uuid/$updfile"));
	390	} else { &debuglog("File not found in cache"); }
46c01c09	391	$updsource="DLSOURCE";
0a638396 CS	392	&debuglog("Remote filesize: $remote_size");
	393	&debuglog("Remote timestamp: $remote_mtime");
	394	&debuglog("Free disk space: " . &diskfree($updcachedir));
	395	&debuglog("Disk usage: " . &diskusage($updcachedir) . "% (max. $maxusage%)");
	396	if (-e "$updcachedir/download/$vendorid/$updfile") { &debuglog("File download/$vendorid/$updfile exists"); }
	397	&debuglog("Retrieving file from source ($updsource)");
	398	if ((!$passive_mode) && (&diskusage($updcachedir) <= $maxusage) && ($remote_size <= &diskfree($updcachedir)) && (!-e "$updcachedir/download/$vendorid/$updfile"))
46c01c09	399	{
0a638396 CS	400	&debuglog("Running command $nice$apphome/bin/download $vendorid $sourceurl $cfmirror &");
0a638396 CS	401	system("$nice$apphome/bin/download $vendorid $sourceurl $cfmirror &");
46c01c09	402	}
0a638396	403	$cacheurl=$sourceurl;
46c01c09 MT	404	}
46c01c09 MT	405
0a638396	406	&writelog($_[1],$_[2],$_[3],$updsource,$sourceurl);
46c01c09	407
0a638396	408	return $cacheurl;
46c01c09 MT	409	}
	410
	411	# -------------------------------------------------------------------