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

	# -----------------------------------------------------------
	
	# -----------------------------------------------------------
	# Section: Avira Downloads
	# -----------------------------------------------------------

	if ($source_url =~ m@^http://dl[0-9]\.avgate\.net/.*\.(htm|html|gz)$@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",$unique);
	98	}
	99
	100	# -----------------------------------------------------------
	101	# Section: Linux Downloads
	102	# -----------------------------------------------------------
	103
	104	if ($source_url =~ m@^[h\|f]t?tp://[^?]+\.(deb\|rpm)$@i)
46c01c09	105	{
0a638396 CS	106	$xlrator_url = &check_cache($source_url,$hostaddr,$username,"Linux",$mirror);
	107	}
	108
	109	# -----------------------------------------------------------
	110	# Section: Trend Micro Downloads
	111	# -----------------------------------------------------------
	112
	113	if (
	114	($source_url =~ m@^http://[^/]\.trendmicro\.com/activeupdate/.@i) &&
	115	($source_url !~ m@.*/tmnotify\.dat$@i) &&
	116	($source_url !~ m@.*/ini_xml\.zip$@i) &&
	117	($source_url !~ m@.*/server\.ini$@i)
	118	)
	119	{
	120	$xlrator_url = &check_cache($source_url,$hostaddr,$username,"TrendMicro",$mirror);
46c01c09 MT	121	}
	122
	123	# -----------------------------------------------------------
	124	# Section: Symantec Downloads
	125	# -----------------------------------------------------------
	126
0a638396	127	if ($source_url =~ m@^[h\|f]tt?p://[^/]\.symantec(liveupdate)?\.com/.\.(exe\|zip\|vdb\|xdb)$@i)
46c01c09	128	{
0a638396	129	$xlrator_url = &check_cache($source_url,$hostaddr,$username,"Symantec",$unique);
46c01c09	130	}
0a638396	131
5b2a12ff	132	# -----------------------------------------------------------
0a638396	133	# Section: Apple Downloads
46c01c09	134	# -----------------------------------------------------------
0a638396 CS	135
0a638396 CS	136	if (
4f4092e3	137	(($source_url =~ m@^http://swcdn\.apple\.com/content/downloads/.*\.(tar\|pkg)$@i) \|\|
0a638396 CS	138	($source_url =~ m@^http://appldnld\.apple\.com\.edgesuite\.net/.*\.(exe\|dmg)$@i) \|\|
	139	($source_url =~ m@^http://.\.g.akamai.net/./3093/1/.*\.(tar\|pkg\|dmg\|exe)$@i))
	140	)
5b2a12ff	141	{
0a638396	142	$xlrator_url = &check_cache($source_url,$hostaddr,$username,"Apple",$unique);
5b2a12ff	143	}
0a638396 CS	144
	145	# -----------------------------------------------------------
	146	# Section: Avast Downloads
	147	# -----------------------------------------------------------
	148
	149	if ($source_url =~ m@^http://download[\d]+\.avast\.com/.*\.(exe\|vpu)$@i)
	150	{
	151	$xlrator_url = &check_cache($source_url,$hostaddr,$username,"Avast",$mirror);
186e3d2c	152	}
0a638396 CS	153
0a638396 CS	154	# -----------------------------------------------------------
186e3d2c	155
0a638396 CS	156	# -----------------------------------------------------------
	157	# Section: Avira Downloads
	158	# -----------------------------------------------------------
	159
	160	if ($source_url =~ m@^http://dl[0-9]\.avgate\.net/.*\.(htm\|html\|gz)$@i)
	161	{
	162	$xlrator_url = &check_cache($source_url,$hostaddr,$username,"Avira",$mirror);
2dfb38e6	163	}
4ae86474 AF	164
4ae86474 AF	165	# -----------------------------------------------------------
0a638396	166	# Section: IPFire Downloads
4ae86474 AF	167	# -----------------------------------------------------------
4ae86474 AF	168
0a638396	169	if ($source_url =~ m@^[f\|h]t?tp://.*\.(ipfire)$@i)
4ae86474	170	{
0a638396	171	$xlrator_url = &check_cache($source_url,$hostaddr,$username,"IPFire",$mirror);
4ae86474 AF	172	}
4ae86474 AF	173
0a638396	174	}
2dfb38e6	175
0a638396 CS	176	# -----------------------------------------------------------
	177	# Section: AVG Downloads
	178	# -----------------------------------------------------------
46c01c09	179
4f4092e3 CS	180	# if ($source_url =~ m@^http://[^/]\.(grisoft\|avg)\.com/.\.(bin)$@i)
	181	# {
	182	# $xlrator_url = &check_cache($source_url,$hostaddr,$username,"AVG",$mirror);
	183	# }
46c01c09	184
0a638396	185	$request="$xlrator_url $hostaddr $username $method\n";
46c01c09 MT	186
	187	print $request;
	188	}
	189
	190	# -------------------------------------------------------------------
	191
	192	sub readhash
	193	{
	194	my $filename = $_[0];
	195	my $hash = $_[1];
	196	my ($var, $val);
	197
	198	if (-e $filename)
	199	{
	200	open(FILE, $filename) or die "Unable to read file $filename";
	201	while (<FILE>)
	202	{
	203	chop;
	204	($var, $val) = split /=/, $_, 2;
	205	if ($var)
	206	{
	207	$val =~ s/^\'//g;
	208	$val =~ s/\'$//g;
	209
	210	# Untaint variables read from hash
	211	$var =~ /([A-Za-z0-9_-]*)/; $var = $1;
	212	$val =~ /([\w\W]*)/; $val = $1;
	213	$hash->{$var} = $val;
	214	}
	215	}
	216	close FILE;
	217	}
	218	}
	219
	220	# -------------------------------------------------------------------
	221
	222	sub writelog
	223	{
0a638396 CS	224	if ($logging)
	225	{
	226	open(LOGFILE,">>$logfile");
	227	print LOGFILE time." $_[0] $_[1] $_[2] $_[3] $_[4]\n";
	228	close(LOGFILE);
	229	}
46c01c09 MT	230	}
	231
	232	# -------------------------------------------------------------------
	233
0a638396	234	sub debuglog
46c01c09	235	{
0a638396	236	if ($debug)
46c01c09	237	{
0a638396 CS	238	open(LOGFILE,">>/var/log/updatexlrator/debug.log");
	239	my @now = localtime(time);
	240	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",$_[0];
	241	close(LOGFILE);
46c01c09	242	}
0a638396 CS	243	}
	244
	245	# -------------------------------------------------------------------
	246
	247	sub setcachestatus
	248	{
	249	open (FILE,">>$_[0]");
	250	print FILE "$_[1]\n";
	251	close FILE;
	252	}
	253
	254	# -------------------------------------------------------------------
	255
	256	sub diskfree
	257	{
	258	open(DF,"/bin/df --block-size=1 $_[0]\|");
	259	my @dfdata = <DF>;
46c01c09	260	close DF;
0a638396 CS	261	shift(@dfdata);
	262	chomp(@dfdata);
	263	my $dfstr = join(' ',@dfdata);
	264	my ($device,$size,$used,$free,$percent,$mount) = split(' ',$dfstr);
	265	if ($free =~ m/^(\d+)$/)
	266	{
	267	return $free;
	268	}
46c01c09 MT	269	}
	270
	271	# -------------------------------------------------------------------
	272
	273	sub diskusage
	274	{
	275	open(DF,"/bin/df $_[0]\|");
0a638396 CS	276	my @dfdata = <DF>;
	277	close DF;
	278	shift(@dfdata);
	279	chomp(@dfdata);
	280	my $dfstr = join(' ',@dfdata);
	281	my ($device,$size,$used,$free,$percent,$mount) = split(' ',$dfstr);
	282	if ($percent =~ m/^(\d+)%$/)
46c01c09	283	{
0a638396 CS	284	$percent =~ s/%$//;
0a638396 CS	285	return $percent;
46c01c09	286	}
46c01c09 MT	287	}
	288
	289	# -------------------------------------------------------------------
	290
0a638396	291	sub getmtime
46c01c09	292	{
0a638396	293	my ($dev,$ino,$mode,$nlink,$uid,$gid,$rdev,$size,$atime,$mtime,$ctime,$blksize,$blocks) = stat($_[0]);
46c01c09	294
0a638396 CS	295	return $mtime;
0a638396 CS	296	}
46c01c09	297
0a638396	298	# -------------------------------------------------------------------
46c01c09	299
0a638396 CS	300	sub check_cache
	301	{
	302	my $updsource="UPDCACHE";
	303	my $updfile='';
	304	my $cacheurl='';
	305	my $vendorid='';
	306	my $uuid='';
	307	my @http_header=();
	308	my $remote_size=0;
	309	my $remote_mtime=0;
	310	my $login='';
	311	my $useragent="Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1)";
	312
	313	my $sourceurl=$_[0];
	314	my $cfmirror=$_[4];
	315
	316	$sourceurl =~ s@\%2f@/@ig;
	317	$updfile = substr($sourceurl,rindex($sourceurl,"/")+1);
	318	$updfile =~ s@\%20@ @ig;
	319
	320	if ($cfmirror)
46c01c09	321	{
0a638396 CS	322	$uuid = `echo $updfile \| md5sum`;
	323	} else {
	324	$uuid = `echo $sourceurl \| md5sum`;
46c01c09 MT	325	}
46c01c09 MT	326
0a638396 CS	327	$uuid =~ s/[^0-9a-f]//g;
	328	$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/;
	329
	330	$vendorid = $_[3];
	331	$vendorid =~ tr/A-Z/a-z/;
	332
	333	&debuglog("Processing URL $sourceurl");
	334	&debuglog("Vendor ID is $vendorid");
	335	&debuglog("UUID is $uuid");
	336
	337	if (($proxysettings{'UPSTREAM_PROXY'}) && ($proxysettings{'UPSTREAM_USER'}))
46c01c09	338	{
0a638396 CS	339	$login = "--proxy-user=\"$proxysettings{'UPSTREAM_USER'}\"";
0a638396 CS	340	if ($proxysettings{'UPSTREAM_PASSWORD'})
46c01c09	341	{
0a638396	342	$login .= " --proxy-password=\"$proxysettings{'UPSTREAM_PASSWORD'}\"";
46c01c09 MT	343	}
46c01c09 MT	344	}
46c01c09	345
0a638396	346	if ($proxysettings{'UPSTREAM_PROXY'}) { &debuglog("Using upstream proxy $proxysettings{'UPSTREAM_PROXY'}"); }
46c01c09	347
0a638396	348	$ENV{'http_proxy'} = $proxysettings{'UPSTREAM_PROXY'};
4f4092e3	349	@http_header = `$wget $login --user-agent="$useragent" --spider -S $sourceurl 2>&1`;
0a638396	350	$ENV{'http_proxy'} = '';
46c01c09	351
0a638396	352	foreach (@http_header)
46c01c09	353	{
0a638396 CS	354	chomp;
	355	if (/^\s*Content-Length:\s/) { $remote_size = $_; $remote_size =~ s/[^0-9]//g; }
	356	if (/^\sLast-Modified:\s/) { $remote_mtime = $_; $remote_mtime =~ s/^\sLast-Modified:\s//; $remote_mtime = HTTP::Date::str2time($remote_mtime) }
46c01c09 MT	357	}
46c01c09 MT	358
0a638396 CS	359	if (
	360	(-e "$updcachedir/$vendorid/$uuid/$updfile") &&
	361	($remote_size == (-s "$updcachedir/$vendorid/$uuid/$updfile")) &&
	362	($remote_mtime == &getmtime("$updcachedir/$vendorid/$uuid/$updfile"))
	363	)
46c01c09	364	{
0a638396 CS	365	&debuglog("File exists in cache and is up to date");
	366	&debuglog("Retrieving file from cache ($updsource)");
	367	&setcachestatus("$updcachedir/$vendorid/$uuid/access.log",time);
0a638396	368	$cacheurl="http://$netsettings{'GREEN_ADDRESS'}:$http_port/updatecache/$vendorid/$uuid/$updfile";
46c01c09 MT	369	}
	370	else
	371	{
0a638396 CS	372	if (-e "$updcachedir/$vendorid/$uuid/$updfile")
	373	{
	374	&debuglog("Local filesize: " . (-s "$updcachedir/$vendorid/$uuid/$updfile"));
	375	&debuglog("Local timestamp: " . &getmtime("$updcachedir/$vendorid/$uuid/$updfile"));
	376	} else { &debuglog("File not found in cache"); }
46c01c09	377	$updsource="DLSOURCE";
0a638396 CS	378	&debuglog("Remote filesize: $remote_size");
	379	&debuglog("Remote timestamp: $remote_mtime");
	380	&debuglog("Free disk space: " . &diskfree($updcachedir));
	381	&debuglog("Disk usage: " . &diskusage($updcachedir) . "% (max. $maxusage%)");
	382	if (-e "$updcachedir/download/$vendorid/$updfile") { &debuglog("File download/$vendorid/$updfile exists"); }
	383	&debuglog("Retrieving file from source ($updsource)");
	384	if ((!$passive_mode) && (&diskusage($updcachedir) <= $maxusage) && ($remote_size <= &diskfree($updcachedir)) && (!-e "$updcachedir/download/$vendorid/$updfile"))
46c01c09	385	{
0a638396 CS	386	&debuglog("Running command $nice$apphome/bin/download $vendorid $sourceurl $cfmirror &");
0a638396 CS	387	system("$nice$apphome/bin/download $vendorid $sourceurl $cfmirror &");
46c01c09	388	}
0a638396	389	$cacheurl=$sourceurl;
46c01c09 MT	390	}
46c01c09 MT	391
0a638396	392	&writelog($_[1],$_[2],$_[3],$updsource,$sourceurl);
46c01c09	393
0a638396	394	return $cacheurl;
46c01c09 MT	395	}
	396
	397	# -------------------------------------------------------------------