--- loncom/lonnet/perl/lonnet.pm 2020/10/06 20:02:55 1.1172.2.118.2.9 +++ loncom/lonnet/perl/lonnet.pm 2021/02/01 00:34:27 1.1172.2.118.2.16 @@ -1,7 +1,7 @@ # The LearningOnline Network # TCP networking package # -# $Id: lonnet.pm,v 1.1172.2.118.2.9 2020/10/06 20:02:55 raeburn Exp $ +# $Id: lonnet.pm,v 1.1172.2.118.2.16 2021/02/01 00:34:27 raeburn Exp $ # # Copyright Michigan State University Board of Trustees # @@ -125,12 +125,13 @@ our @EXPORT = qw(%env); $logid ++; my $now = time(); my $id=$now.'00000'.$$.'00000'.$logid; + my $ip = &get_requestor_ip(); my $logentry = { $id => { 'exe_uname' => $env{'user.name'}, 'exe_udom' => $env{'user.domain'}, 'exe_time' => $now, - 'exe_ip' => $ENV{'REMOTE_ADDR'}, + 'exe_ip' => $ip, 'delflag' => $delflag, 'logentry' => $storehash, 'uname' => $uname, @@ -1082,6 +1083,21 @@ sub check_for_balancer_cookie { return ($otherserver,$cookie); } +sub updatebalcookie { + my ($cookie,$balancer,$lastentry)=@_; + if ($cookie =~ /^($match_domain)\_($match_username)\_[a-f0-9]{32}$/) { + my ($udom,$uname) = ($1,$2); + my $uprimary_id = &domain($udom,'primary'); + my $uintdom = &internet_dom($uprimary_id); + my $intdom = &internet_dom($balancer); + my $serverhomedom = &host_domain($balancer); + if (($uintdom ne '') && ($uintdom eq $intdom)) { + return &reply('updatebalcookie:'.&escape($cookie).':'.&escape($lastentry),$balancer); + } + } + return; +} + sub delbalcookie { my ($cookie,$balancer) =@_; if ($cookie =~ /^($match_domain)\_($match_username)\_[a-f0-9]{32}$/) { @@ -1091,7 +1107,7 @@ sub delbalcookie { my $intdom = &internet_dom($balancer); my $serverhomedom = &host_domain($balancer); if (($uintdom ne '') && ($uintdom eq $intdom)) { - return &reply("delbalcookie:$cookie",$balancer); + return &reply('delbalcookie:'.&escape($cookie),$balancer); } } } @@ -1360,6 +1376,15 @@ sub spare_can_host { $canhost = 0; } } + if ($canhost) { + if (ref($defdomdefaults{'offloadoth'}) eq 'HASH') { + if ($defdomdefaults{'offloadoth'}{$try_server}) { + unless (&shared_institution($udom,$try_server)) { + $canhost = 0; + } + } + } + } if (($canhost) && ($uint_dom)) { my @intdoms; my $internet_names = &get_internet_names($try_server); @@ -1578,7 +1603,7 @@ sub check_loadbalancing { if ($domneedscache) { &do_cache_new('loadbalancing',$domneedscache,$is_balancer,$cachetime); } - if ($is_balancer) { + if (($is_balancer) && ($caller ne 'switchserver')) { my $lowest_load = 30000; if (ref($offloadto) eq 'HASH') { if (ref($offloadto->{'primary'}) eq 'ARRAY') { @@ -1618,9 +1643,9 @@ sub check_loadbalancing { } } } - unless ($homeintdom) { - undef($setcookie); - } + } + if (($is_balancer) && (!$homeintdom)) { + undef($setcookie); } return ($is_balancer,$otherserver,$setcookie); } @@ -2409,6 +2434,9 @@ sub get_domain_defaults { if (ref($domconfig{'usersessions'}{'offloadnow'}) eq 'HASH') { $domdefaults{'offloadnow'} = $domconfig{'usersessions'}{'offloadnow'}; } + if (ref($domconfig{'usersessions'}{'offloadoth'}) eq 'HASH') { + $domdefaults{'offloadoth'} = $domconfig{'usersessions'}{'offloadoth'}; + } } if (ref($domconfig{'selfenrollment'}) eq 'HASH') { if (ref($domconfig{'selfenrollment'}{'admin'}) eq 'HASH') { @@ -4718,7 +4746,11 @@ sub courseacclog { if ($formitem =~ /^HWFILE(?:SIZE|TOOBIG)/) { $what.=':'.$formitem.'='.$env{$key}; } elsif ($formitem !~ /^HWFILE(?:[^.]+)$/) { - $what.=':'.$formitem.'='.$env{$key}; + if ($formitem eq 'proctorpassword') { + $what.=':'.$formitem.'=' . '*' x length($env{$key}); + } else { + $what.=':'.$formitem.'='.$env{$key}; + } } } } @@ -5550,13 +5582,14 @@ sub checkout { my ($symb,$tuname,$tudom,$tcrsid)=@_; my $now=time; my $lonhost=$perlvar{'lonHostID'}; + my $ip = &get_requestor_ip(); my $infostr=&escape( 'CHECKOUTTOKEN&'. $tuname.'&'. $tudom.'&'. $tcrsid.'&'. $symb.'&'. - $now.'&'.$ENV{'REMOTE_ADDR'}); + $now.'&'.$ip); my $token=&reply('tmpput:'.$infostr,$lonhost); if ($token=~/^error\:/) { &logthis("WARNING: ". @@ -5570,7 +5603,7 @@ sub checkout { my %infohash=('resource.0.outtoken' => $token, 'resource.0.checkouttime' => $now, - 'resource.0.outremote' => $ENV{'REMOTE_ADDR'}); + 'resource.0.outremote' => $ip); unless (&cstore(\%infohash,$symb,$tcrsid,$tudom,$tuname) eq 'ok') { return ''; @@ -5601,6 +5634,7 @@ sub checkin { $lonhost=~tr/A-Z/a-z/; my $dtoken=$ta.'_'.&hostname($lonhost).'_'.$tb; $dtoken=~s/\W/\_/g; + my $ip = &get_requestor_ip(); my ($dummy,$tuname,$tudom,$tcrsid,$symb,$chtim,$rmaddr)= split(/\&/,&unescape(&reply('tmpget:'.$dtoken,$lonhost))); @@ -5617,7 +5651,7 @@ sub checkin { my %infohash=('resource.0.intoken' => $token, 'resource.0.checkintime' => $now, - 'resource.0.inremote' => $ENV{'REMOTE_ADDR'}); + 'resource.0.inremote' => $ip); unless (&cstore(\%infohash,$symb,$tcrsid,$tudom,$tuname) eq 'ok') { return ''; @@ -7050,7 +7084,8 @@ sub putstore { foreach my $key (keys(%{$storehash})) { $namevalue.=&escape($key).'='.&freeze_escape($storehash->{$key}).'&'; } - $namevalue .= 'ip='.&escape($ENV{'REMOTE_ADDR'}). + my $ip = &get_requestor_ip(); + $namevalue .= 'ip='.&escape($ip). '&host='.&escape($perlvar{'lonHostID'}). '&version='.$esc_v. '&by='.&escape($env{'user.name'}.':'.$env{'user.domain'}); @@ -7848,7 +7883,7 @@ 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|ext\.tool)$})) + if (((($uri=~/^adm\//) && ($uri !~ m{/(?:smppg|bulletinboard|viewclasslist|aboutme|ext\.tool)$})) || (($uri=~/\.meta$/) && ($uri!~m|^uploaded/|) )) && ($priv eq 'bre')) { return 'F'; @@ -8535,14 +8570,23 @@ sub get_commblock_resources { if ($mapsymb) { if (ref($navmap)) { my $mapres = $navmap->getBySymb($mapsymb); - @to_test = $mapres->retrieveResources($mapres,undef,0,0,0,1); - foreach my $res (@to_test) { - my $symb = $res->symb(); - next if ($symb eq $mapsymb); - if ($symb ne '') { - @interval=&EXT("resource.0.interval",$symb); - if ($interval[1] eq 'map') { - last; + 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; + } + } } } } @@ -9966,13 +10010,14 @@ sub modifyuserauth { ' in domain '.$env{'request.role.domain'}); my $reply=&reply('encrypt:changeuserauth:'.$udom.':'.$uname.':'.$umode.':'. &escape($upass),$uhome); + my $ip = &get_requestor_ip(); &log($env{'user.domain'},$env{'user.name'},$env{'user.home'}, 'Authentication changed for '.$udom.', '.$uname.', '.$umode. - '(Remote '.$ENV{'REMOTE_ADDR'}.'): '.$reply); + '(Remote '.$ip.'): '.$reply); &log($udom,,$uname,$uhome, 'Authentication changed by '.$env{'user.domain'}.', '. $env{'user.name'}.', '.$umode. - '(Remote '.$ENV{'REMOTE_ADDR'}.'): '.$reply); + '(Remote '.$ip.'): '.$reply); unless ($reply eq 'ok') { &logthis('Authentication mode error: '.$reply); return 'error: '.$reply; @@ -10493,7 +10538,7 @@ sub store_userdata { if (($uhome eq '') || ($uhome eq 'no_host')) { $result = 'error: no_host'; } else { - $storehash->{'ip'} = $ENV{'REMOTE_ADDR'}; + $storehash->{'ip'} = &get_requestor_ip(); $storehash->{'host'} = $perlvar{'lonHostID'}; my $namevalue=''; @@ -11344,33 +11389,40 @@ sub resdata { return undef; } -sub get_domain_ltitools { - my ($cdom) = @_; - my %ltitools; - my ($result,$cached)=&is_cached_new('ltitools',$cdom); +sub get_domain_lti { + my ($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($result) eq 'HASH') { - %ltitools = %{$result}; + %lti = %{$result}; } } else { - my %domconfig = &get_dom('configuration',['ltitools'],$cdom); - if (ref($domconfig{'ltitools'}) eq 'HASH') { - %ltitools = %{$domconfig{'ltitools'}}; - my %encdomconfig = &get_dom('encconfig',['ltitools'],$cdom); - if (ref($encdomconfig{'ltitools'}) eq 'HASH') { - foreach my $id (keys(%ltitools)) { - if (ref($encdomconfig{'ltitools'}{$id}) eq 'HASH') { + my %domconfig = &get_dom('configuration',[$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') { - $ltitools{$id}{$item} = $encdomconfig{'ltitools'}{$id}{$item}; + $lti{$id}{$item} = $encdomconfig{$name}{$id}{$item}; } } } } } my $cachetime = 24*60*60; - &do_cache_new('ltitools',$cdom,\%ltitools,$cachetime); + &do_cache_new($name,$cdom,\%lti,$cachetime); } - return %ltitools; + return %lti; } sub get_numsuppfiles { @@ -13396,9 +13448,12 @@ sub default_login_domain { } sub shared_institution { - my ($dom) = @_; + my ($dom,$lonhost) = @_; + if ($lonhost eq '') { + $lonhost = $perlvar{'lonHostID'}; + } my $same_intdom; - my $hostintdom = &internet_dom($perlvar{'lonHostID'}); + my $hostintdom = &internet_dom($lonhost); if ($hostintdom ne '') { my %iphost = &get_iphost(); my $primary_id = &domain($dom,'primary'); @@ -13455,6 +13510,17 @@ sub uses_sts { return; } +sub get_requestor_ip { + my ($r,$nolookup,$noproxy) = @_; + my $from_ip; + if (ref($r)) { + $from_ip = $r->get_remote_host($nolookup); + } else { + $from_ip = $ENV{'REMOTE_ADDR'}; + } + return $from_ip; +} + # ------------------------------------------------------------- Declutters URLs sub declutter {