--- loncom/lonnet/perl/lonnet.pm 2021/02/01 00:34:27 1.1172.2.118.2.16
+++ loncom/lonnet/perl/lonnet.pm 2024/07/01 23:30:15 1.1172.2.148
@@ -1,7 +1,7 @@
# The LearningOnline Network
# TCP networking package
#
-# $Id: lonnet.pm,v 1.1172.2.118.2.16 2021/02/01 00:34:27 raeburn Exp $
+# $Id: lonnet.pm,v 1.1172.2.148 2024/07/01 23:30:15 raeburn Exp $
#
# Copyright Michigan State University Board of Trustees
#
@@ -95,6 +95,8 @@ use Cache::Memcached;
use Digest::MD5;
use Math::Random;
use File::MMagic;
+use Net::CIDR;
+use Sys::Hostname::FQDN();
use LONCAPA qw(:DEFAULT :match);
use LONCAPA::Configuration;
use LONCAPA::lonmetadata;
@@ -125,7 +127,7 @@ our @EXPORT = qw(%env);
$logid ++;
my $now = time();
my $id=$now.'00000'.$$.'00000'.$logid;
- my $ip = &get_requestor_ip();
+ my $ip = &get_requestor_ip();
my $logentry = {
$id => {
'exe_uname' => $env{'user.name'},
@@ -689,6 +691,9 @@ sub check_for_valid_session {
if (ref($userhashref) eq 'HASH') {
$userhashref->{'name'} = $disk_env{'user.name'};
$userhashref->{'domain'} = $disk_env{'user.domain'};
+ if ($disk_env{'request.role'}) {
+ $userhashref->{'role'} = $disk_env{'request.role'};
+ }
}
untie(%disk_env);
@@ -917,7 +922,7 @@ sub userload {
# ------------------------------ Find server with least workload from spare.tab
sub spareserver {
- my ($loadpercent,$userloadpercent,$want_server_name,$udom) = @_;
+ my ($r,$loadpercent,$userloadpercent,$want_server_name,$udom) = @_;
my $spare_server;
if ($userloadpercent !~ /\d/) { $userloadpercent=0; }
my $lowest_load=($loadpercent > $userloadpercent) ? $loadpercent
@@ -962,6 +967,8 @@ sub spareserver {
if ($protocol{$spare_server} eq 'https') {
$protocol = $protocol{$spare_server};
}
+ my $alias = &Apache::lonnet::use_proxy_alias($r,$spare_server);
+ $hostname = $alias if ($alias ne '');
$spare_server = $protocol.'://'.$hostname;
}
}
@@ -1247,7 +1254,7 @@ sub changepass {
sub queryauthenticate {
my ($uname,$udom)=@_;
my $uhome=&homeserver($uname,$udom);
- if (!$uhome) {
+ if ((!$uhome) || ($uhome eq 'no_host')) {
&logthis("User $uname at $udom is unknown when looking for authentication mechanism");
return 'no_host';
}
@@ -1296,7 +1303,7 @@ sub authenticate {
}
if ($answer eq 'non_authorized') {
&logthis("User $uname at $udom rejected by $uhome");
- return 'no_host';
+ return 'no_host';
}
&logthis("User $uname at $udom threw error $answer when checking authentication mechanism");
return 'no_host';
@@ -1899,9 +1906,10 @@ sub get_dom {
}
if ($udom && $uhome && ($uhome ne 'no_host')) {
my $rep;
- if ($namespace =~ /^enc/) {
- $rep=&reply("encrypt:egetdom:$udom:$namespace:$items",$uhome);
- } else {
+ if (grep { $_ eq $uhome } ¤t_machine_ids()) {
+ # domain information is hosted on this machine
+ $rep = &LONCAPA::Lond::get_dom("getdom:$udom:$namespace:$items");
+ } else {
$rep=&reply("getdom:$udom:$namespace:$items",$uhome);
}
my %returnhash;
@@ -1947,11 +1955,7 @@ sub put_dom {
$items.=&escape($item).'='.&freeze_escape($$storehash{$item}).'&';
}
$items=~s/\&$//;
- if ($namespace =~ /^enc/) {
- return &reply("encrypt:putdom:$udom:$namespace:$items",$uhome);
- } else {
- return &reply("putdom:$udom:$namespace:$items",$uhome);
- }
+ return &reply("putdom:$udom:$namespace:$items",$uhome);
} else {
&logthis("put_dom failed - no homeserver and/or domain");
}
@@ -2027,7 +2031,7 @@ sub retrieve_inst_usertypes {
sub is_domainimage {
my ($url) = @_;
- if ($url=~m-^/+res/+($match_domain)/+\1\-domainconfig/+(img|logo|domlogo)/+[^/]-) {
+ if ($url=~m-^/+res/+($match_domain)/+\1\-domainconfig/+(img|logo|domlogo|login)/+[^/]-) {
if (&domain($1) ne '') {
return '1';
}
@@ -2267,6 +2271,10 @@ sub inst_rulecheck {
$response=&unescape(&reply('instselfcreatecheck:'.
&escape($udom).':'.&escape($uname).
':'.$rulestr,$homeserver));
+ } elsif ($item eq 'unamemap') {
+ $response=&unescape(&reply('instunamemapcheck:'.
+ &escape($udom).':'.&escape($uname).
+ ':'.$rulestr,$homeserver));
}
if ($response ne 'refused') {
my @pairs=split(/\&/,$response);
@@ -2296,6 +2304,9 @@ sub inst_userrules {
} elsif ($check eq 'email') {
$response=&reply('instemailrules:'.&escape($udom),
$homeserver);
+ } elsif ($check eq 'unamemap') {
+ $response=&reply('unamemaprules:'.&escape($udom),
+ $homeserver);
} else {
$response=&reply('instuserrules:'.&escape($udom),
$homeserver);
@@ -2342,7 +2353,7 @@ sub get_domain_defaults {
'coursedefaults','usersessions',
'requestauthor','selfenrollment',
'coursecategories','autoenroll',
- 'helpsettings'],$domain);
+ 'helpsettings','wafproxy'],$domain);
my @coursetypes = ('official','unofficial','community','textbook');
if (ref($domconfig{'defaults'}) eq 'HASH') {
$domdefaults{'lang_def'} = $domconfig{'defaults'}{'lang_def'};
@@ -2354,6 +2365,7 @@ sub get_domain_defaults {
$domdefaults{'intauth_cost'} = $domconfig{'defaults'}{'intauth_cost'};
$domdefaults{'intauth_switch'} = $domconfig{'defaults'}{'intauth_switch'};
$domdefaults{'intauth_check'} = $domconfig{'defaults'}{'intauth_check'};
+ $domdefaults{'unamemap_rule'} = $domconfig{'defaults'}{'unamemap_rule'};
} else {
$domdefaults{'lang_def'} = &domain($domain,'lang_def');
$domdefaults{'auth_def'} = &domain($domain,'auth_def');
@@ -2390,6 +2402,7 @@ sub get_domain_defaults {
}
if (ref($domconfig{'coursedefaults'}) eq 'HASH') {
$domdefaults{'usejsme'} = $domconfig{'coursedefaults'}{'usejsme'};
+ $domdefaults{'inline_chem'} = $domconfig{'coursedefaults'}{'inline_chem'};
$domdefaults{'uselcmath'} = $domconfig{'coursedefaults'}{'uselcmath'};
if (ref($domconfig{'coursedefaults'}{'postsubmit'}) eq 'HASH') {
$domdefaults{'postsubmit'} = $domconfig{'coursedefaults'}{'postsubmit'}{'client'};
@@ -2478,6 +2491,7 @@ sub get_domain_defaults {
}
if (ref($domconfig{'autoenroll'}) eq 'HASH') {
$domdefaults{'autofailsafe'} = $domconfig{'autoenroll'}{'autofailsafe'};
+ $domdefaults{'failsafe'} = $domconfig{'autoenroll'}{'failsafe'};
}
if (ref($domconfig{'helpsettings'}) eq 'HASH') {
$domdefaults{'submitbugs'} = $domconfig{'helpsettings'}{'submitbugs'};
@@ -2485,6 +2499,13 @@ sub get_domain_defaults {
$domdefaults{'adhocroles'} = $domconfig{'helpsettings'}{'adhoc'};
}
}
+ if (ref($domconfig{'wafproxy'}) eq 'HASH') {
+ foreach my $item ('ipheader','trusted','vpnint','vpnext','sslopt') {
+ if ($domconfig{'wafproxy'}{$item}) {
+ $domdefaults{'waf_'.$item} = $domconfig{'wafproxy'}{$item};
+ }
+ }
+ }
&do_cache_new('domdefaults',$domain,\%domdefaults,$cachetime);
return %domdefaults;
}
@@ -2571,22 +2592,6 @@ sub get_passwdconf {
return %passwdconf;
}
-sub course_portal_url {
- my ($cnum,$cdom) = @_;
- my $chome = &homeserver($cnum,$cdom);
- my $hostname = &hostname($chome);
- my $protocol = $protocol{$chome};
- $protocol = 'http' if ($protocol ne 'https');
- my %domdefaults = &get_domain_defaults($cdom);
- my $firsturl;
- if ($domdefaults{'portal_def'}) {
- $firsturl = $domdefaults{'portal_def'};
- } else {
- $firsturl = $protocol.'://'.$hostname;
- }
- return $firsturl;
-}
-
# --------------------------------------------------- Assign a key to a student
sub assign_access_key {
@@ -3171,11 +3176,29 @@ sub ssi_body {
# --------------------------------------------------------- Server Side Include
sub absolute_url {
- my ($host_name) = @_;
+ my ($host_name,$unalias,$keep_proto) = @_;
my $protocol = ($ENV{'SERVER_PORT'} == 443?'https://':'http://');
if ($host_name eq '') {
$host_name = $ENV{'SERVER_NAME'};
}
+ if ($unalias) {
+ my $alias = &get_proxy_alias();
+ if ($alias eq $host_name) {
+ my $lonhost = $perlvar{'lonHostID'};
+ my $hostname = &hostname($lonhost);
+ my $lcproto;
+ if (($keep_proto) || ($hostname eq '')) {
+ $lcproto = $protocol;
+ } else {
+ $lcproto = $protocol{$lonhost};
+ $lcproto = 'http' if ($lcproto ne 'https');
+ $lcproto .= '://';
+ }
+ unless ($hostname eq '') {
+ return $lcproto.$hostname;
+ }
+ }
+ }
return $protocol.$host_name;
}
@@ -3192,12 +3215,13 @@ sub absolute_url {
sub ssi {
my ($fn,%form)=@_;
- my ($request,$response);
+ my ($host,$request,$response);
+ $host = &absolute_url('',1);
$form{'no_update_last_known'}=1;
&Apache::lonenc::check_encrypt(\$fn);
if (%form) {
- $request=new HTTP::Request('POST',&absolute_url().$fn);
+ $request=new HTTP::Request('POST',$host.$fn);
$request->content(join('&',map {
my $name = escape($_);
"$name=" . ( ref($form{$_}) eq 'ARRAY'
@@ -3205,7 +3229,7 @@ sub ssi {
: &escape($form{$_}) );
} keys(%form)));
} else {
- $request=new HTTP::Request('GET',&absolute_url().$fn);
+ $request=new HTTP::Request('GET',$host.$fn);
}
$request->header(Cookie => $ENV{'HTTP_COOKIE'});
@@ -3413,10 +3437,15 @@ sub can_edit_resource {
return;
}
} elsif (!$crsedit) {
+ if ($env{'request.role'} =~ m{^st\./$cdom/$cnum}) {
#
# No edit allowed where CC has switched to student role.
#
- return;
+ return;
+ } elsif (($resurl !~ m{^/res/$match_domain/$match_username/}) ||
+ ($resurl =~ m{^/res/lib/templates/})) {
+ return;
+ }
}
}
}
@@ -3474,14 +3503,6 @@ sub can_edit_resource {
$cfile = '/adm/wrapper'.$resurl;
}
}
- } elsif ($resurl =~ m{^/adm/wrapper/adm/$cdom/$cnum/\d+/ext\.tool$}) {
- $incourse = 1;
- if ($env{'form.forceedit'}) {
- $forceview = 1;
- } else {
- $forceedit = 1;
- }
- $cfile = $resurl;
} elsif ($resurl =~ m{^/?adm/viewclasslist$}) {
$incourse = 1;
if ($env{'form.forceedit'}) {
@@ -3506,14 +3527,6 @@ sub can_edit_resource {
$forceedit = 1;
}
$cfile = $resurl;
- } elsif (($resurl =~ m{^/adm/wrapper/adm/$cdom/$cnum/\d+/ext\.tool$}) && ($env{'form.folderpath'} =~ /^supplemental/)) {
- $incourse = 1;
- if ($env{'form.forceedit'}) {
- $forceview = 1;
- } else {
- $forceedit = 1;
- }
- $cfile = $resurl;
} elsif (($resurl eq '/adm/extresedit') && ($symb || $env{'form.folderpath'})) {
$incourse = 1;
$forceview = 1;
@@ -3523,13 +3536,8 @@ sub can_edit_resource {
$cfile = &clutter($res);
} else {
$cfile = $env{'form.suppurl'};
- my $escfile = &unescape($cfile);
- if ($escfile =~ m{^/adm/$cdom/$cnum/\d+/ext\.tool$}) {
- $cfile = '/adm/wrapper'.$escfile;
- } else {
- $escfile =~ s{^http://}{};
- $cfile = &escape("/adm/wrapper/ext/$escfile");
- }
+ $cfile =~ s{^http://}{};
+ $cfile = '/adm/wrapper/ext/'.$cfile;
}
} elsif ($resurl =~ m{^/?adm/viewclasslist$}) {
if ($env{'form.forceedit'}) {
@@ -3776,6 +3784,10 @@ sub clean_filename {
# Replace all .\d. sequences with _\d. so they no longer look like version
# numbers
$fname=~s/\.(\d+)(?=\.)/_$1/g;
+# Replace three or more adjacent underscores with one for consistency
+# with loncfile::filename_check() so complete url can be extracted by
+# lonnet::decode_symb()
+ $fname=~s/_{3,}/_/g;
return $fname;
}
@@ -4333,7 +4345,7 @@ sub bubblesheet_converter {
next if (($num == 1) && ($csvoptions{'hdr'} == 1));
$line =~ s{[\r\n]+$}{};
my %found;
- my @values = split(/,/,$line);
+ my @values = split(/,/,$line,-1);
my ($qstart,$record);
for (my $i=0; $i<@values; $i++) {
if ((($qstart ne '') && ($i > $qstart)) ||
@@ -4637,6 +4649,29 @@ sub flushcourselogs {
if (! defined($dom) || $dom eq '' ||
! defined($name) || $name eq '') {
my $cid = $env{'request.course.id'};
+#
+# FIXME 11/29/2021
+# Typo in rev. 1.458 (2003/12/09)??
+# These should likely by $env{'course.'.$cid.'.domain'} and $env{'course.'.$cid.'.num'}
+#
+# While these ramain as $env{'request.'.$cid.'.domain'} and $env{'request.'.$cid.'.num'}
+# $dom and $name will always be null, so the &inc() call will default to storing this data
+# in a nohist_accesscount.db file for the user rather than the course.
+#
+# That said there is a lot of noise in the data being stored.
+# So counts for prtspool/ and adm/ etc. are recorded.
+#
+# A review of which items ending '___count' are written to %accesshash should likely be
+# made before deciding whether to set these to 'course.' instead of 'request.'
+#
+# Under the current scheme each user receives a nohist_accesscount.db file listing
+# accesses for things which are not published resources, regardless of course, and
+# there is not a nohist_accesscount.db file in a course, which might log accesses from
+# anyone in the course for things which are not published resources.
+#
+# For an author, nohist_accesscount.db ends up having records for other items
+# mixed up with the legitimate access counts for the author's published resources.
+#
$dom = $env{'request.'.$cid.'.domain'};
$name = $env{'request.'.$cid.'.num'};
}
@@ -5506,10 +5541,9 @@ my %cachedtimes=();
my $cachedtime='';
sub load_all_first_access {
- my ($uname,$udom,$ignorecache)=@_;
+ my ($uname,$udom)=@_;
if (($cachedkey eq $uname.':'.$udom) &&
- (abs($cachedtime-time)<5) && (!$env{'form.markaccess'}) &&
- (!$ignorecache)) {
+ (abs($cachedtime-time)<5) && (!$env{'form.markaccess'})) {
return;
}
$cachedtime=time;
@@ -5518,7 +5552,7 @@ sub load_all_first_access {
}
sub get_first_access {
- my ($type,$argsymb,$argmap,$ignorecache)=@_;
+ my ($type,$argsymb,$argmap)=@_;
my ($symb,$courseid,$udom,$uname)=&whichuser();
if ($argsymb) { $symb=$argsymb; }
my ($map,$id,$res)=&decode_symb($symb);
@@ -5530,7 +5564,7 @@ sub get_first_access {
} else {
$res=$symb;
}
- &load_all_first_access($uname,$udom,$ignorecache);
+ &load_all_first_access($uname,$udom);
return $cachedtimes{"$courseid\0$res"};
}
@@ -5919,7 +5953,7 @@ sub tmpreset {
if (!$domain) { $domain=$env{'user.domain'}; }
if (!$stuname) { $stuname=$env{'user.name'}; }
if ($domain eq 'public' && $stuname eq 'public') {
- $stuname=$ENV{'REMOTE_ADDR'};
+ $stuname=&get_requestor_ip();
}
my $path=LONCAPA::tempdir();
my %hash;
@@ -5956,7 +5990,7 @@ sub tmpstore {
if (!$domain) { $domain=$env{'user.domain'}; }
if (!$stuname) { $stuname=$env{'user.name'}; }
if ($domain eq 'public' && $stuname eq 'public') {
- $stuname=$ENV{'REMOTE_ADDR'};
+ $stuname=&get_requestor_ip();
}
my $now=time;
my %hash;
@@ -6000,7 +6034,7 @@ sub tmprestore {
if (!$domain) { $domain=$env{'user.domain'}; }
if (!$stuname) { $stuname=$env{'user.name'}; }
if ($domain eq 'public' && $stuname eq 'public') {
- $stuname=$ENV{'REMOTE_ADDR'};
+ $stuname=&get_requestor_ip();
}
my %returnhash;
$namespace=~s/\//\_/g;
@@ -6056,7 +6090,7 @@ sub store {
}
if (!$home) { $home=$env{'user.home'}; }
- $$storehash{'ip'}=$ENV{'REMOTE_ADDR'};
+ $$storehash{'ip'}=&get_requestor_ip();
$$storehash{'host'}=$perlvar{'lonHostID'};
my $namevalue='';
@@ -6092,7 +6126,7 @@ sub cstore {
}
if (!$home) { $home=$env{'user.home'}; }
- $$storehash{'ip'}=$ENV{'REMOTE_ADDR'};
+ $$storehash{'ip'}=&get_requestor_ip();
$$storehash{'host'}=$perlvar{'lonHostID'};
my $namevalue='';
@@ -6949,7 +6983,7 @@ sub currentdump {
#
my %returnhash=();
#
- if ($rep eq 'unknown_cmd') {
+ if ($rep eq "unknown_cmd") {
# an old lond will not know currentdump
# Do a dump and make it look like a currentdump
my @tmp = &dumpstore($courseid,$sdom,$sname,'.');
@@ -7309,15 +7343,15 @@ sub portfolio_access {
if ($result) {
my %setters;
if ($env{'user.name'} eq 'public' && $env{'user.domain'} eq 'public') {
- my ($startblock,$endblock) =
- &Apache::loncommon::blockcheck(\%setters,'port',$unum,$udom);
- if ($startblock && $endblock) {
+ my ($startblock,$endblock,$triggerblock,$by_ip,$blockdom) =
+ &Apache::loncommon::blockcheck(\%setters,'port',$clientip,$unum,$udom);
+ if (($startblock && $endblock) || ($by_ip)) {
return 'B';
}
} else {
- my ($startblock,$endblock) =
- &Apache::loncommon::blockcheck(\%setters,'port');
- if ($startblock && $endblock) {
+ my ($startblock,$endblock,$triggerblock,$by_ip,$blockdo) =
+ &Apache::loncommon::blockcheck(\%setters,'port',$clientip);
+ if (($startblock && $endblock) || ($by_ip)) {
return 'B';
}
}
@@ -7883,7 +7917,7 @@ sub allowed {
if (defined($env{'allowed.'.$priv})) { return $env{'allowed.'.$priv}; }
# Free bre access to adm and meta resources
- if (((($uri=~/^adm\//) && ($uri !~ m{/(?:smppg|bulletinboard|viewclasslist|aboutme|ext\.tool)$}))
+ if (((($uri=~/^adm\//) && ($uri !~ m{/(?:smppg|bulletinboard|viewclasslist|aboutme)$}))
|| (($uri=~/\.meta$/) && ($uri!~m|^uploaded/|) ))
&& ($priv eq 'bre')) {
return 'F';
@@ -7894,9 +7928,9 @@ sub allowed {
if (($space=~/^(uploaded|editupload)$/) && ($env{'user.name'} eq $name) &&
($env{'user.domain'} eq $domain) && ('portfolio' eq $dir[0])) {
my %setters;
- my ($startblock,$endblock) =
- &Apache::loncommon::blockcheck(\%setters,'port');
- if ($startblock && $endblock) {
+ my ($startblock,$endblock,$triggerblock,$by_ip,$blockdom) =
+ &Apache::loncommon::blockcheck(\%setters,'port',$clientip);
+ if (($startblock && $endblock) || ($by_ip)) {
return 'B';
} else {
return 'F';
@@ -7989,8 +8023,8 @@ sub allowed {
my $adom = $1;
foreach my $key (keys(%env)) {
if ($key =~ m{^user\.role\.(ca|aa)/\Q$adom\E}) {
- my ($start,$end) = split('.',$env{$key});
- if (($now >= $start) && (!$end || $end < $now)) {
+ my ($start,$end) = split(/\./,$env{$key});
+ if (($now >= $start) && (!$end || $end > $now)) {
$ownaccess = 1;
last;
}
@@ -8002,8 +8036,8 @@ sub allowed {
foreach my $role ('ca','aa') {
if ($env{"user.role.$role./$adom/$aname"}) {
my ($start,$end) =
- split('.',$env{"user.role.$role./$adom/$aname"});
- if (($now >= $start) && (!$end || $end < $now)) {
+ split(/\./,$env{"user.role.$role./$adom/$aname"});
+ if (($now >= $start) && (!$end || $end > $now)) {
$ownaccess = 1;
last;
}
@@ -8130,7 +8164,7 @@ sub allowed {
&& &is_portfolio_url($uri)) {
$thisallowed = &portfolio_access($uri,$clientip);
}
-
+
# Full access at system, domain or course-wide level? Exit.
if ($thisallowed=~/F/) {
return 'F';
@@ -8268,16 +8302,48 @@ sub allowed {
#
# Possibly locked functionality, check all courses
+# In roles.tab, L (unless locked) available for bre, pch, plc, pac and sma.
# Locks might take effect only after 10 minutes cache expiration for other
-# courses, and 2 minutes for current course
+# courses, and 2 minutes for current course, in which user has st or ta role
+# which is neither expired nor a future role (unless current course).
- my $envkey;
+ my ($needlockcheck,$now,$crsonly);
if ($thisallowed=~/L/) {
- foreach $envkey (keys(%env)) {
+ $now = time;
+ if ($priv eq 'bre') {
+ if ($uri ne '') {
+ if ($orguri =~ m{^/+res/}) {
+ if ($uri =~ m{^lib/templates/}) {
+ if ($env{'request.course.id'}) {
+ $crsonly = 1;
+ $needlockcheck = 1;
+ }
+ } else {
+ $needlockcheck = 1;
+ }
+ } elsif ($env{'request.course.id'}) {
+ my ($crsdom,$crsnum) = split('_',$env{'request.course.id'});
+ if (($uri =~ m{^(adm|uploaded|public)/$crsdom/$crsnum/}) ||
+ ($uri =~ m{^adm/$match_domain/$match_username/\d+/(smppg|bulletinboard)$})) {
+ $crsonly = 1;
+ }
+ $needlockcheck = 1;
+ }
+ }
+ } elsif (($priv eq 'pch') || ($priv eq 'plc') || ($priv eq 'pac') || ($priv eq 'sma')) {
+ $needlockcheck = 1;
+ }
+ }
+ if ($needlockcheck) {
+ foreach my $envkey (keys(%env)) {
if ($envkey=~/^user\.role\.(st|ta)\.([^\.]*)/) {
my $courseid=$2;
my $roleid=$1.'.'.$2;
$courseid=~s/^\///;
+ unless ($env{'request.role'} eq $roleid) {
+ my ($start,$end) = split(/\./,$env{$envkey});
+ next unless (($now >= $start) && (!$end || $end > $now));
+ }
my $expiretime=600;
if ($env{'request.role'} eq $roleid) {
$expiretime=120;
@@ -8300,7 +8366,7 @@ sub allowed {
}
if (($env{$prefix.'priv.'.$priv.'.lock.sections'}=~/\,\Q$csec\E\,/)
|| ($env{$prefix.'priv.'.$priv.'.lock.sections'} eq 'all')) {
- if ($env{'priv.'.$priv.'.lock.expire'}>time) {
+ if ($env{$prefix.'priv.'.$priv.'.lock.expire'}>time) {
&log($env{'user.domain'},$env{'user.name'},
$env{'user.home'},
'Locked by priv: '.$priv.' for '.$uri.' due to '.
@@ -8517,7 +8583,11 @@ sub get_commblock_resources {
my ($blocks) = @_;
my %blockers = ();
return %blockers unless ($env{'request.course.id'});
- return %blockers if ($env{'user.priv.'.$env{'request.role'}} =~/evb\&([^\:]*)/);
+ my $courseurl = &courseid_to_courseurl($env{'request.course.id'});
+ if ($env{'request.course.sec'}) {
+ $courseurl .= '/'.$env{'request.course.sec'};
+ }
+ return %blockers if ($env{'user.priv.'.$env{'request.role'}.'.'.$courseurl} =~/evb\&([^\:]*)/);
my %commblocks;
if (ref($blocks) eq 'HASH') {
%commblocks = %{$blocks};
@@ -8549,10 +8619,9 @@ sub get_commblock_resources {
}
} elsif ($block =~ /^firstaccess____(.+)$/) {
my $item = $1;
- my @to_test;
if (ref($commblocks{$block}{'blocks'}) eq 'HASH') {
if (ref($commblocks{$block}{'blocks'}{'docs'}) eq 'HASH') {
- my @interval;
+ my (@interval,$mapname);
my $type = 'map';
if ($item eq 'course') {
$type = 'course';
@@ -8561,41 +8630,15 @@ sub get_commblock_resources {
if ($item =~ /___\d+___/) {
$type = 'resource';
@interval=&EXT("resource.0.interval",$item);
- if (ref($navmap)) {
- my $res = $navmap->getBySymb($item);
- push(@to_test,$res);
- }
} else {
- my $mapsymb = &symbread($item,1);
- if ($mapsymb) {
- if (ref($navmap)) {
- my $mapres = $navmap->getBySymb($mapsymb);
- if (ref($mapres)) {
- my $first = $mapres->map_start();
- my $finish = $mapres->map_finish();
- my $it = $navmap->getIterator($first,$finish,undef,0,0);
- if (ref($it)) {
- my $res;
- while ($res = $it->next(undef,1)) {
- next unless (ref($res));
- my $symb = $res->symb();
- next if (($symb eq $mapsymb) || ($symb eq ''));
- @interval=&EXT("resource.0.interval",$symb);
- if ($interval[1] eq 'map') {
- if ($res->answerable()) {
- push(@to_test,$res);
- last;
- }
- }
- }
- }
- }
- }
+ $mapname = &deversion($item);
+ if (ref($navmap)) {
+ my $timelimit = $navmap->get_mapparam(undef,$mapname,'0.interval');
+ @interval = ($timelimit,'map');
}
}
}
- if ($interval[0] =~ /^(\d+)/) {
- my $timelimit = $1;
+ if ($interval[0] =~ /^\d+$/) {
my $first_access;
if ($type eq 'resource') {
$first_access=&get_first_access($interval[1],$item);
@@ -8605,13 +8648,40 @@ sub get_commblock_resources {
$first_access=&get_first_access($interval[1]);
}
if ($first_access) {
- my $timesup = $first_access+$timelimit;
+ my $timesup = $first_access+$interval[0];
if ($timesup > $now) {
my $activeblock;
- foreach my $res (@to_test) {
- if ($res->answerable()) {
- $activeblock = 1;
- last;
+ if ($type eq 'resource') {
+ if (ref($navmap)) {
+ my $res = $navmap->getBySymb($item);
+ if ($res->answerable()) {
+ $activeblock = 1;
+ }
+ }
+ } elsif ($type eq 'map') {
+ my $mapsymb = &symbread($mapname,1);
+ if (($mapsymb) && (ref($navmap))) {
+ my $mapres = $navmap->getBySymb($mapsymb);
+ if (ref($mapres)) {
+ my $first = $mapres->map_start();
+ my $finish = $mapres->map_finish();
+ my $it = $navmap->getIterator($first,$finish,undef,0,0);
+ if (ref($it)) {
+ my $res;
+ while ($res = $it->next(undef,1)) {
+ next unless (ref($res));
+ my $symb = $res->symb();
+ next if (($symb eq $mapsymb) || ($symb eq ''));
+ @interval=&EXT("resource.0.interval",$symb);
+ if ($interval[1] eq 'map') {
+ if ($res->answerable()) {
+ $activeblock = 1;
+ last;
+ }
+ }
+ }
+ }
+ }
}
}
if ($activeblock) {
@@ -8641,8 +8711,12 @@ sub has_comm_blocking {
my @blockers;
return unless ($env{'request.course.id'});
return unless ($priv eq 'bre');
- return if ($env{'user.priv.'.$env{'request.role'}} =~/evb\&([^\:]*)/);
return if ($env{'request.state'} eq 'construct');
+ my $courseurl = &courseid_to_courseurl($env{'request.course.id'});
+ if ($env{'request.course.sec'}) {
+ $courseurl .= '/'.$env{'request.course.sec'};
+ }
+ return if ($env{'user.priv.'.$env{'request.role'}.'.'.$courseurl} =~/evb\&([^\:]*)/);
my %blockinfo;
if (ref($blocks) eq 'HASH') {
%blockinfo = &get_commblock_resources($blocks);
@@ -9093,6 +9167,25 @@ sub auto_validate_instcode {
return ($outcome,$description,$defaultcredits);
}
+sub auto_validate_inst_crosslist {
+ my ($cnum,$cdom,$instcode,$inst_xlist,$coowner) = @_;
+ my ($homeserver,$response);
+ if (($cdom =~ /^$match_domain$/) && ($cnum =~ /^$match_courseid$/)) {
+ $homeserver = &homeserver($cnum,$cdom);
+ }
+ if (!defined($homeserver)) {
+ if ($cdom =~ /^$match_domain$/) {
+ $homeserver = &domain($cdom,'primary');
+ }
+ }
+ unless (($homeserver eq '') || ($homeserver eq 'no_host')) {
+ $response=&reply('autovalidateinstcrosslist:'.$cdom.':'.
+ &escape($instcode).':'.&escape($inst_xlist).':'.
+ &escape($coowner),$homeserver);
+ }
+ return $response;
+}
+
sub auto_create_password {
my ($cnum,$cdom,$authparam,$udom) = @_;
my ($homeserver,$response);
@@ -9364,6 +9457,38 @@ sub auto_validate_class_sec {
return $response;
}
+sub auto_instsec_reformat {
+ my ($cdom,$action,$instsecref) = @_;
+ return unless(($action eq 'clutter') || ($action eq 'declutter'));
+ my @homeservers;
+ if (defined(&domain($cdom,'primary'))) {
+ push(@homeservers,&domain($cdom,'primary'));
+ } else {
+ my %servers = &get_servers($cdom,'library');
+ foreach my $tryserver (keys(%servers)) {
+ if (!grep(/^\Q$tryserver\E$/,@homeservers)) {
+ push(@homeservers,$tryserver);
+ }
+ }
+ }
+ my $response;
+ my %reformatted = %{$instsecref};
+ foreach my $server (@homeservers) {
+ if (ref($instsecref) eq 'HASH') {
+ my $info = &freeze_escape($instsecref);
+ my $response=&reply('autoinstsecreformat:'.$cdom.':'.
+ $action.':'.$info,$server);
+ next if ($response =~ /(con_lost|error|no_such_host|refused|unknown_command)/);
+ my @items = split(/&/,$response);
+ foreach my $item (@items) {
+ my ($key,$value) = split(/=/,$item);
+ $reformatted{&unescape($key)} = &thaw_unescape($value);
+ }
+ }
+ }
+ return %reformatted;
+}
+
sub auto_validate_instclasses {
my ($cdom,$cnum,$owners,$classesref) = @_;
my ($homeserver,%validations);
@@ -9908,11 +10033,23 @@ sub autoupdate_coowners {
if ($domdesign{$cdom.'.autoassign.co-owners'}) {
my %coursehash = &coursedescription($cdom.'_'.$cnum);
my $instcode = $coursehash{'internal.coursecode'};
+ my $xlists = $coursehash{'internal.crosslistings'};
if ($instcode ne '') {
if (($start && $start <= $now) && ($end == 0) || ($end > $now)) {
unless ($coursehash{'internal.courseowner'} eq $uname.':'.$udom) {
my ($delcoowners,@newcoowners,$putresult,$delresult,$coowners);
my ($result,$desc) = &auto_validate_instcode($cnum,$cdom,$instcode,$uname.':'.$udom);
+ unless ($result eq 'valid') {
+ if ($xlists ne '') {
+ foreach my $xlist (split(',',$xlists)) {
+ my ($inst_crosslist,$lcsec) = split(':',$xlist);
+ $result =
+ &auto_validate_inst_crosslist($cnum,$cdom,$instcode,
+ $inst_crosslist,$uname.':'.$udom);
+ last if ($result eq 'valid');
+ }
+ }
+ }
if ($result eq 'valid') {
if ($coursehash{'internal.co-owners'}) {
foreach my $coowner (split(',',$coursehash{'internal.co-owners'})) {
@@ -9925,18 +10062,16 @@ sub autoupdate_coowners {
} else {
push(@newcoowners,$uname.':'.$udom);
}
- } else {
- if ($coursehash{'internal.co-owners'}) {
- foreach my $coowner (split(',',$coursehash{'internal.co-owners'})) {
- unless ($coowner eq $uname.':'.$udom) {
- push(@newcoowners,$coowner);
- }
- }
- unless (@newcoowners > 0) {
- $delcoowners = 1;
- $coowners = '';
+ } elsif ($coursehash{'internal.co-owners'}) {
+ foreach my $coowner (split(',',$coursehash{'internal.co-owners'})) {
+ unless ($coowner eq $uname.':'.$udom) {
+ push(@newcoowners,$coowner);
}
}
+ unless (@newcoowners > 0) {
+ $delcoowners = 1;
+ $coowners = '';
+ }
}
if (@newcoowners || $delcoowners) {
&store_coowners($cdom,$cnum,$coursehash{'home'},
@@ -10342,19 +10477,14 @@ sub writecoursepref {
sub createcourse {
my ($udom,$description,$url,$course_server,$nonstandard,$inst_code,
- $course_owner,$crstype,$cnum,$context,$category,$callercontext)=@_;
+ $course_owner,$crstype,$cnum,$context,$category)=@_;
$url=&declutter($url);
my $cid='';
if ($context eq 'requestcourses') {
my $can_create = 0;
my ($ownername,$ownerdom) = split(':',$course_owner);
if ($udom eq $ownerdom) {
- my $reload;
- if (($callercontext eq 'auto') &&
- ($ownerdom eq $env{'user.domain'}) && ($ownername eq $env{'user.name'})) {
- $reload = 'reload';
- }
- if (&usertools_access($ownername,$ownerdom,$category,$reload,
+ if (&usertools_access($ownername,$ownerdom,$category,undef,
$context)) {
$can_create = 1;
}
@@ -11363,7 +11493,7 @@ sub get_userresdata {
# Parameters:
# $name - Course/user name.
# $domain - Name of the domain the user/course is registered on.
-# $type - Type of thing $name is (must be 'course' or 'user')
+# $type - Type of thing $name is (must be 'course' or 'user'
# @which - Array of names of resources desired.
# Returns:
# The value of the first reasource in @which that is found in the
@@ -11384,47 +11514,11 @@ sub resdata {
foreach my $item (@which) {
if (defined($result->{$item->[0]})) {
return [$result->{$item->[0]},$item->[1]];
- }
+ }
}
return undef;
}
-sub get_domain_lti {
- my ($cdom,$context) = @_;
- my ($name,%lti);
- if ($context eq 'consumer') {
- $name = 'ltitools';
- } elsif ($context eq 'provider') {
- $name = 'lti';
- } else {
- return %lti;
- }
- my ($result,$cached)=&is_cached_new($name,$cdom);
- if (defined($cached)) {
- if (ref($result) eq 'HASH') {
- %lti = %{$result};
- }
- } else {
- my %domconfig = &get_dom('configuration',[$name],$cdom);
- if (ref($domconfig{$name}) eq 'HASH') {
- %lti = %{$domconfig{$name}};
- my %encdomconfig = &get_dom('encconfig',[$name],$cdom);
- if (ref($encdomconfig{$name}) eq 'HASH') {
- foreach my $id (keys(%lti)) {
- if (ref($encdomconfig{$name}{$id}) eq 'HASH') {
- foreach my $item ('key','secret') {
- $lti{$id}{$item} = $encdomconfig{$name}{$id}{$item};
- }
- }
- }
- }
- }
- my $cachetime = 24*60*60;
- &do_cache_new($name,$cdom,\%lti,$cachetime);
- }
- return %lti;
-}
-
sub get_numsuppfiles {
my ($cnum,$cdom,$ignorecache)=@_;
my $hashid=$cnum.':'.$cdom;
@@ -11505,7 +11599,7 @@ sub EXT {
if ( (defined($Apache::lonhomework::parsing_a_problem)
|| defined($Apache::lonhomework::parsing_a_task))
&&
- ($symbparm eq &symbread()) ) {
+ ($symbparm eq &symbread()) ) {
# if we are in the middle of processing the resource the
# get the value we are planning on committing
if (defined($Apache::lonhomework::results{$qualifierrest})) {
@@ -11880,7 +11974,7 @@ sub metadata {
# if it is a non metadata possible uri return quickly
if (($uri eq '') ||
(($uri =~ m|^/*adm/|) &&
- ($uri !~ m|^adm/includes|) && ($uri !~ m{/(smppg|bulletinboard|ext\.tool)$})) ||
+ ($uri !~ m|^adm/includes|) && ($uri !~ m{/(smppg|bulletinboard)$})) ||
($uri =~ m|/$|) || ($uri =~ m|/.meta$|) || ($uri =~ m{^/*uploaded/.+\.sequence$})) {
return undef;
}
@@ -13426,10 +13520,15 @@ sub machine_ids {
sub additional_machine_domains {
my @domains;
- open(my $fh,"<","$perlvar{'lonTabDir'}/expected_domains.tab");
- while( my $line = <$fh>) {
- $line =~ s/\s//g;
- push(@domains,$line);
+ if (-e "$perlvar{'lonTabDir'}/expected_domains.tab") {
+ if (open(my $fh,"<","$perlvar{'lonTabDir'}/expected_domains.tab")) {
+ while( my $line = <$fh>) {
+ chomp($line);
+ $line =~ s/\s//g;
+ push(@domains,$line);
+ }
+ close($fh);
+ }
}
return @domains;
}
@@ -13510,17 +13609,230 @@ sub uses_sts {
return;
}
+sub waf_allssl {
+ my ($host_name) = @_;
+ my $alias = &get_proxy_alias();
+ if ($host_name eq '') {
+ $host_name = $ENV{'SERVER_NAME'};
+ }
+ if (($host_name ne '') && ($alias eq $host_name)) {
+ my $serverhomedom = &host_domain($perlvar{'lonHostID'});
+ my %defdomdefaults = &get_domain_defaults($serverhomedom);
+ if ($defdomdefaults{'waf_sslopt'}) {
+ return $defdomdefaults{'waf_sslopt'};
+ }
+ }
+ return;
+}
+
sub get_requestor_ip {
my ($r,$nolookup,$noproxy) = @_;
my $from_ip;
if (ref($r)) {
- $from_ip = $r->get_remote_host($nolookup);
+ if ($r->can('useragent_ip')) {
+ if ($noproxy && $r->can('client_ip')) {
+ $from_ip = $r->client_ip();
+ } else {
+ $from_ip = $r->useragent_ip();
+ }
+ } elsif ($r->connection->can('remote_ip')) {
+ $from_ip = $r->connection->remote_ip();
+ } else {
+ $from_ip = $r->get_remote_host($nolookup);
+ }
} else {
$from_ip = $ENV{'REMOTE_ADDR'};
}
+ return $from_ip if ($noproxy);
+ # Who controls proxy settings for server
+ my $dom_in_use = $Apache::lonnet::perlvar{'lonDefDomain'};
+ my $proxyinfo = &get_proxy_settings($dom_in_use);
+ if ((ref($proxyinfo) eq 'HASH') && ($from_ip)) {
+ if ($proxyinfo->{'vpnint'}) {
+ if (&ip_match($from_ip,$proxyinfo->{'vpnint'})) {
+ return $from_ip;
+ }
+ }
+ if ($proxyinfo->{'trusted'}) {
+ if (&ip_match($from_ip,$proxyinfo->{'trusted'})) {
+ my $ipheader = $proxyinfo->{'ipheader'};
+ my ($ip,$xfor);
+ if (ref($r)) {
+ if ($ipheader) {
+ $ip = $r->headers_in->{$ipheader};
+ }
+ $xfor = $r->headers_in->{'X-Forwarded-For'};
+ } else {
+ if ($ipheader) {
+ $ip = $ENV{'HTTP_'.uc($ipheader)};
+ }
+ $xfor = $ENV{'HTTP_X_FORWARDED_FOR'};
+ }
+ if (($ip eq '') && ($xfor ne '')) {
+ foreach my $poss_ip (reverse(split(/\s*,\s*/,$xfor))) {
+ unless (&ip_match($poss_ip,$proxyinfo->{'trusted'})) {
+ $ip = $poss_ip;
+ last;
+ }
+ }
+ }
+ if ($ip ne '') {
+ return $ip;
+ }
+ }
+ }
+ }
return $from_ip;
}
+sub get_proxy_settings {
+ my ($dom_in_use) = @_;
+ my %domdefaults = &Apache::lonnet::get_domain_defaults($dom_in_use);
+ my $proxyinfo = {
+ ipheader => $domdefaults{'waf_ipheader'},
+ trusted => $domdefaults{'waf_trusted'},
+ vpnint => $domdefaults{'waf_vpnint'},
+ vpnext => $domdefaults{'waf_vpnext'},
+ sslopt => $domdefaults{'waf_sslopt'},
+ };
+ return $proxyinfo;
+}
+
+sub ip_match {
+ my ($ip,$pattern_str) = @_;
+ $ip=Net::CIDR::cidrvalidate($ip);
+ if ($ip) {
+ return Net::CIDR::cidrlookup($ip,split(/\s*,\s*/,$pattern_str));
+ }
+ return;
+}
+
+sub get_proxy_alias {
+ my ($lonid) = @_;
+ if ($lonid eq '') {
+ $lonid = $perlvar{'lonHostID'};
+ }
+ if (!defined(&hostname($lonid))) {
+ return;
+ }
+ if ($lonid ne '') {
+ my ($alias,$cached) = &is_cached_new('proxyalias',$lonid);
+ if ($cached) {
+ return $alias;
+ }
+ my $dom = &Apache::lonnet::host_domain($lonid);
+ if ($dom ne '') {
+ my $cachetime = 60*60*24;
+ my %domconfig =
+ &Apache::lonnet::get_dom('configuration',['wafproxy'],$dom);
+ if (ref($domconfig{'wafproxy'}) eq 'HASH') {
+ if (ref($domconfig{'wafproxy'}{'alias'}) eq 'HASH') {
+ $alias = $domconfig{'wafproxy'}{'alias'}{$lonid};
+ }
+ }
+ return &do_cache_new('proxyalias',$lonid,$alias,$cachetime);
+ }
+ }
+ return;
+}
+
+sub use_proxy_alias {
+ my ($r,$lonid) = @_;
+ my $alias = &get_proxy_alias($lonid);
+ if ($alias) {
+ my $dom = &host_domain($lonid);
+ if ($dom ne '') {
+ my $proxyinfo = &get_proxy_settings($dom);
+ my ($vpnint,$remote_ip);
+ if (ref($proxyinfo) eq 'HASH') {
+ $vpnint = $proxyinfo->{'vpnint'};
+ if ($vpnint) {
+ $remote_ip = &get_requestor_ip($r,1,1);
+ }
+ }
+ unless ($vpnint && &ip_match($remote_ip,$vpnint)) {
+ return $alias;
+ }
+ }
+ }
+ return;
+}
+
+sub alias_sso {
+ my ($lonid) = @_;
+ if ($lonid eq '') {
+ $lonid = $perlvar{'lonHostID'};
+ }
+ if (!defined(&hostname($lonid))) {
+ return;
+ }
+ if ($lonid ne '') {
+ my ($use_alias,$cached) = &is_cached_new('proxysaml',$lonid);
+ if ($cached) {
+ return $use_alias;
+ }
+ my $dom = &Apache::lonnet::host_domain($lonid);
+ if ($dom ne '') {
+ my $cachetime = 60*60*24;
+ my %domconfig =
+ &Apache::lonnet::get_dom('configuration',['wafproxy'],$dom);
+ if (ref($domconfig{'wafproxy'}) eq 'HASH') {
+ if (ref($domconfig{'wafproxy'}{'saml'}) eq 'HASH') {
+ $use_alias = $domconfig{'wafproxy'}{'saml'}{$lonid};
+ }
+ }
+ return &do_cache_new('proxysaml',$lonid,$use_alias,$cachetime);
+ }
+ }
+ return;
+}
+
+sub get_saml_landing {
+ my ($lonid) = @_;
+ if ($lonid eq '') {
+ my $defdom = &default_login_domain();
+ my @hosts = ¤t_machine_ids();
+ if (@hosts > 1) {
+ foreach my $hostid (@hosts) {
+ if (&host_domain($hostid) eq $defdom) {
+ $lonid = $hostid;
+ last;
+ }
+ }
+ } else {
+ $lonid = $perlvar{'lonHostID'};
+ }
+ if ($lonid) {
+ unless (&Apache::lonnet::host_domain($lonid) eq $defdom) {
+ return;
+ }
+ } else {
+ return;
+ }
+ } elsif (!defined(&hostname($lonid))) {
+ return;
+ }
+ my ($landing,$cached) = &is_cached_new('samllanding',$lonid);
+ if ($cached) {
+ return $landing;
+ }
+ my $dom = &Apache::lonnet::host_domain($lonid);
+ if ($dom ne '') {
+ my $cachetime = 60*60*24;
+ my %domconfig =
+ &Apache::lonnet::get_dom('configuration',['login'],$dom);
+ if (ref($domconfig{'login'}) eq 'HASH') {
+ if (ref($domconfig{'login'}{'saml'}) eq 'HASH') {
+ if (ref($domconfig{'login'}{'saml'}{$lonid}) eq 'HASH') {
+ $landing = 1;
+ }
+ }
+ }
+ return &do_cache_new('samllanding',$lonid,$landing,$cachetime);
+ }
+ return;
+}
+
# ------------------------------------------------------------- Declutters URLs
sub declutter {
@@ -13571,8 +13883,6 @@ sub clutter {
# &logthis("Got a blank emb style");
}
}
- } elsif ($thisfn =~ m{^/adm/$match_domain/$match_courseid/\d+/ext\.tool$}) {
- $thisfn='/adm/wrapper'.$thisfn;
}
return $thisfn;
}
@@ -13660,13 +13970,25 @@ sub get_dns {
}
while (%alldns) {
my ($dns) = sort { $b cmp $a } keys(%alldns);
- my $ua=new LWP::UserAgent;
- $ua->timeout(30);
- my $request=new HTTP::Request('GET',"$alldns{$dns}://$dns$url");
- my $response=$ua->request($request);
- delete($alldns{$dns});
- next if ($response->is_error());
- my @content = split("\n",$response->content);
+ my @content;
+ if ($dns eq Sys::Hostname::FQDN::fqdn()) {
+ my $command = (split('/',$url))[3];
+ my ($dir,$file) = &parse_getdns_url($command,$url);
+ delete($alldns{$dns});
+ next if (($dir eq '') || ($file eq ''));
+ if (open(my $config,'<',"$dir/$file")) {
+ @content = <$config>;
+ close($config);
+ }
+ } else {
+ my $ua=new LWP::UserAgent;
+ $ua->timeout(30);
+ my $request=new HTTP::Request('GET',"$alldns{$dns}://$dns$url");
+ my $response=$ua->request($request);
+ delete($alldns{$dns});
+ next if ($response->is_error());
+ @content = split("\n",$response->content);
+ }
unless ($nocache) {
&do_cache_new('dns',$url,\@content,30*24*60*60);
}
@@ -13738,6 +14060,21 @@ sub fetch_dns_checksums {
return \%checksums;
}
+sub parse_getdns_url {
+ my ($command,$url) = @_;
+ my $dir = $perlvar{'lonTabDir'};
+ my $file;
+ if ($command eq 'hosts') {
+ $file = 'dns_hosts.tab';
+ } elsif ($command eq 'domain') {
+ $file = 'dns_domain.tab';
+ } elsif ($command eq 'checksums') {
+ my $version = (split('/',$url))[4];
+ $file = "dns_checksums/$version.tab",
+ }
+ return ($dir,$file);
+}
+
# ------------------------------------------------------------ Read domain file
{
my $loaded;