--- loncom/lonnet/perl/lonnet.pm 2019/08/17 17:42:08 1.1172.2.109 +++ loncom/lonnet/perl/lonnet.pm 2020/10/06 20:02:55 1.1172.2.118.2.9 @@ -1,7 +1,7 @@ # The LearningOnline Network # TCP networking package # -# $Id: lonnet.pm,v 1.1172.2.109 2019/08/17 17:42:08 raeburn Exp $ +# $Id: lonnet.pm,v 1.1172.2.118.2.9 2020/10/06 20:02:55 raeburn Exp $ # # Copyright Michigan State University Board of Trustees # @@ -78,7 +78,7 @@ use CGI::Cookie; use vars qw(%perlvar %spareid %pr %prp $memcache %packagetab $tmpdir $deftex $_64bit %env %protocol %loncaparevs %serverhomeIDs %needsrelease - %managerstab); + %managerstab $passwdmin); my (%badServerCache, $memcache, %courselogs, %accesshash, %domainrolehash, %userrolehash, $processmarker, $dumpcount, %coursedombuf, @@ -99,6 +99,7 @@ use LONCAPA qw(:DEFAULT :match); use LONCAPA::Configuration; use LONCAPA::lonmetadata; use LONCAPA::Lond; +use LONCAPA::transliterate; use File::Copy; @@ -262,9 +263,10 @@ sub get_server_loncaparev { if ($caller eq 'loncron') { my $ua=new LWP::UserAgent; $ua->timeout(4); + my $hostname = &hostname($lonhost); my $protocol = $protocol{$lonhost}; $protocol = 'http' if ($protocol ne 'https'); - my $url = $protocol.'://'.&hostname($lonhost).'/adm/about.html'; + my $url = $protocol.'://'.$hostname.'/adm/about.html'; my $request=new HTTP::Request('GET',$url); my $response=$ua->request($request); unless ($response->is_error()) { @@ -408,8 +410,26 @@ sub reply { unless (defined(&hostname($server))) { return 'no_such_host'; } my $answer=subreply($cmd,$server); if (($answer=~/^refused/) || ($answer=~/^rejected/)) { - &logthis("WARNING:". - " $cmd to $server returned $answer"); + my $logged = $cmd; + if ($cmd =~ /^encrypt:([^:]+):/) { + my $subcmd = $1; + if (($subcmd eq 'auth') || ($subcmd eq 'passwd') || + ($subcmd eq 'changeuserauth') || ($subcmd eq 'makeuser') || + ($subcmd eq 'putdom') || ($subcmd eq 'autoexportgrades')) { + (undef,undef,my @rest) = split(/:/,$cmd); + if (($subcmd eq 'auth') || ($subcmd eq 'putdom')) { + splice(@rest,2,1,'Hidden'); + } elsif ($subcmd eq 'passwd') { + splice(@rest,2,2,('Hidden','Hidden')); + } elsif (($subcmd eq 'changeuserauth') || ($subcmd eq 'makeuser') || + ($subcmd eq 'autoexportgrades')) { + splice(@rest,3,1,'Hidden'); + } + $logged = join(':',('encrypt:'.$subcmd,@rest)); + } + } + &logthis("WARNING:". + " $logged to $server returned $answer"); } return $answer; } @@ -878,6 +898,7 @@ sub userload { while ($filename=readdir(LONIDS)) { next if ($filename eq '.' || $filename eq '..'); next if ($filename =~ /publicuser_\d+\.id/); + next if ($filename =~ /^[a-f0-9]+_linked\.id$/); my ($mtime)=(stat($perlvar{'lonIDsDir'}.'/'.$filename))[9]; if ($curtime-$mtime < 1800) { $numusers++; } } @@ -933,13 +954,13 @@ sub spareserver { } if (!$want_server_name) { - my $protocol = 'http'; - if ($protocol{$spare_server} eq 'https') { - $protocol = $protocol{$spare_server}; - } if (defined($spare_server)) { my $hostname = &hostname($spare_server); if (defined($hostname)) { + my $protocol = 'http'; + if ($protocol{$spare_server} eq 'https') { + $protocol = $protocol{$spare_server}; + } $spare_server = $protocol.'://'.$hostname; } } @@ -1141,6 +1162,28 @@ sub choose_server { return ($login_host,$hostname,$portal_path,$isredirect,$lowest_load); } +sub get_course_sessions { + my ($cnum,$cdom,$lastactivity) = @_; + my %servers = &internet_dom_servers($cdom); + my %returnhash; + foreach my $server (sort(keys(%servers))) { + my $rep = &reply("coursesessions:$cdom:$cnum:$lastactivity",$server); + my @pairs=split(/\&/,$rep); + unless (($rep eq 'unknown_cmd') || ($rep =~ /^error/)) { + foreach my $item (@pairs) { + my ($key,$value)=split(/=/,$item,2); + $key = &unescape($key); + next if ($key =~ /^error: 2 /); + if (exists($returnhash{$key})) { + next if ($value < $returnhash{$key}); + } + $returnhash{$key}=$value; + } + } + } + return %returnhash; +} + # --------------------------------------------- Try to change a user's password sub changepass { @@ -1176,6 +1219,9 @@ sub changepass { } elsif ($answer =~ "invalid_client") { &logthis("$server refused to change $uname in $udom password because ". "it was a reset by e-mail originating from an invalid server."); + } elsif ($answer =~ "^prioruse") { + &logthis("$server refused to change $uname in $udom password because ". + "the password had been used before"); } return $answer; } @@ -1827,7 +1873,12 @@ sub get_dom { } } if ($udom && $uhome && ($uhome ne 'no_host')) { - my $rep=&reply("getdom:$udom:$namespace:$items",$uhome); + my $rep; + if ($namespace =~ /^enc/) { + $rep=&reply("encrypt:egetdom:$udom:$namespace:$items",$uhome); + } else { + $rep=&reply("getdom:$udom:$namespace:$items",$uhome); + } my %returnhash; if ($rep eq '' || $rep =~ /^error: 2 /) { return %returnhash; @@ -1871,7 +1922,11 @@ sub put_dom { $items.=&escape($item).'='.&freeze_escape($$storehash{$item}).'&'; } $items=~s/\&$//; - return &reply("putdom:$udom:$namespace:$items",$uhome); + if ($namespace =~ /^enc/) { + return &reply("encrypt:putdom:$udom:$namespace:$items",$uhome); + } else { + return &reply("putdom:$udom:$namespace:$items",$uhome); + } } else { &logthis("put_dom failed - no homeserver and/or domain"); } @@ -1962,6 +2017,17 @@ sub inst_directory_query { my $homeserver = &domain($udom,'primary'); my $outcome; if ($homeserver ne '') { + unless ($homeserver eq $perlvar{'lonHostID'}) { + if ($srch->{'srchby'} eq 'email') { + my $lcrev = &get_server_loncaparev($udom,$homeserver); + my ($major,$minor,$subver) = ($lcrev =~ /^\'?(\d+)\.(\d+)\.(\d+)[\w.\-]+\'?$/); + if (($major eq '' && $minor eq '') || ($major < 2) || + (($major == 2) && ($minor < 11)) || + (($major == 2) && ($minor == 11) && ($subver < 3))) { + return; + } + } + } my $queryid=&reply("querysend:instdirsearch:". &escape($srch->{'srchby'}).':'. &escape($srch->{'srchterm'}).':'. @@ -2003,6 +2069,15 @@ sub usersearch { my $query = 'usersearch'; foreach my $tryserver (keys(%libserv)) { if (&host_domain($tryserver) eq $dom) { + unless ($tryserver eq $perlvar{'lonHostID'}) { + if ($srch->{'srchby'} eq 'email') { + my $lcrev = &get_server_loncaparev($dom,$tryserver); + my ($major,$minor,$subver) = ($lcrev =~ /^\'?(\d+)\.(\d+)\.(\d+)[\w.\-]+\'?$/); + next if (($major eq '' && $minor eq '') || ($major < 2) || + (($major == 2) && ($minor < 11)) || + (($major == 2) && ($minor == 11) && ($subver < 3))); + } + } my $host=&hostname($tryserver); my $queryid= &reply("querysend:".&escape($query).':'. @@ -2445,6 +2520,45 @@ sub retrieve_instcodes { return $totcodes; } +# --------------------------------------------- Get domain config for passwords + +sub get_passwdconf { + my ($dom) = @_; + my (%passwdconf,$gotconf,$lookup); + my ($result,$cached)=&is_cached_new('passwdconf',$dom); + if (defined($cached)) { + if (ref($result) eq 'HASH') { + %passwdconf = %{$result}; + $gotconf = 1; + } + } + unless ($gotconf) { + my %domconfig = &get_dom('configuration',['passwords'],$dom); + if (ref($domconfig{'passwords'}) eq 'HASH') { + %passwdconf = %{$domconfig{'passwords'}}; + } + my $cachetime = 24*60*60; + &do_cache_new('passwdconf',$dom,\%passwdconf,$cachetime); + } + return %passwdconf; +} + +sub course_portal_url { + my ($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 $firsturl; +} + # --------------------------------------------------- Assign a key to a student sub assign_access_key { @@ -2980,6 +3094,27 @@ sub repcopy { } } +# ------------------------------------------------- Unsubscribe from a resource + +sub unsubscribe { + my ($fname) = @_; + my $answer; + if ($fname=~/\/(aboutme|syllabus|bulletinboard|smppg)$/) { return $answer; } + $fname=~s/[\n\r]//g; + my $author=$fname; + $author=~s/\/home\/httpd\/html\/res\/([^\/]*)\/([^\/]*).*/$1\/$2/; + my ($udom,$uname)=split(/\//,$author); + my $home=homeserver($uname,$udom); + if ($home eq 'no_host') { + $answer = 'no_host'; + } elsif (grep { $_ eq $home } ¤t_machine_ids()) { + $answer = 'home'; + } else { + $answer = reply("unsub:$fname",$home); + } + return $answer; +} + # ------------------------------------------------ Get server side include body sub ssi_body { my ($filelink,%form)=@_; @@ -3106,13 +3241,13 @@ sub remove_stale_resfile { (grep { $_ eq $homeserver } ¤t_machine_ids())) { my $fname = &filelocation('',$url); if (-e $fname) { - my $ua=new LWP::UserAgent; - $ua->timeout(5); - my $protocol = $protocol{$homeserver}; - $protocol = 'http' if ($protocol ne 'https'); my $hostname = &hostname($homeserver); if ($hostname) { + my $protocol = $protocol{$homeserver}; + $protocol = 'http' if ($protocol ne 'https'); my $uri = $protocol.'://'.$hostname.'/raw/'.&declutter($url); + my $ua=new LWP::UserAgent; + $ua->timeout(5); my $request=new HTTP::Request('HEAD',$uri); my $response=$ua->request($request); if ($response->is_success()) { @@ -3138,12 +3273,18 @@ sub remove_stale_resfile { $stale = 1; } if ($stale) { - unlink($fname); - if ($uri!~/\.meta$/) { - unlink($fname.'.meta'); + if (unlink($fname)) { + if ($uri!~/\.meta$/) { + if (-e $fname.'.meta') { + unlink($fname.'.meta'); + } + } + my $unsubresult = &unsubscribe($fname); + unless ($unsubresult eq 'ok') { + &logthis("no unsub of $fname from $homeserver, reason: $unsubresult"); + } + $removed = 1; } - &reply("unsub:$fname",$homeserver); - $removed = 1; } } } @@ -3293,6 +3434,26 @@ sub can_edit_resource { $forceedit = 1; } $cfile = $resurl; + } elsif (($resurl =~ m{^/ext/}) && ($symb ne '')) { + my ($map,$id,$res) = &decode_symb($symb); + if ($map =~ /\.page$/) { + $incourse = 1; + if ($env{'form.forceedit'}) { + $forceview = 1; + $cfile = $map; + } else { + $forceedit = 1; + $cfile = '/adm/wrapper'.$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'}) { @@ -3310,13 +3471,21 @@ sub can_edit_resource { $cfile = $template; } } elsif (($resurl =~ m{^/adm/wrapper/ext/}) && ($env{'form.folderpath'} =~ /^supplemental/)) { - $incourse = 1; - if ($env{'form.forceedit'}) { - $forceview = 1; - } else { - $forceedit = 1; - } - $cfile = $resurl; + $incourse = 1; + if ($env{'form.forceedit'}) { + $forceview = 1; + } else { + $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; @@ -3326,8 +3495,13 @@ sub can_edit_resource { $cfile = &clutter($res); } else { $cfile = $env{'form.suppurl'}; - $cfile =~ s{^http://}{}; - $cfile = '/adm/wrapper/ext/'.$cfile; + 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"); + } } } elsif ($resurl =~ m{^/?adm/viewclasslist$}) { if ($env{'form.forceedit'}) { @@ -3566,6 +3740,9 @@ sub clean_filename { } # Replace spaces by underscores $fname=~s/\s+/\_/g; +# Transliterate non-ascii text to ascii + my $lang = &Apache::lonlocal::current_language(); + $fname = &LONCAPA::transliterate::fname_to_ascii($fname,$lang); # Replace all other weird characters by nothing $fname=~s{[^/\w\.\-]}{}g; # Replace all .\d. sequences with _\d. so they no longer look like version @@ -3573,6 +3750,7 @@ sub clean_filename { $fname=~s/\.(\d+)(?=\.)/_$1/g; return $fname; } + # This Function checks if an Image's dimensions exceed either $resizewidth (width) # or $resizeheight (height) - both pixels. If so, the image is scaled to produce an # image with the same aspect ratio as the original, but with dimensions which do @@ -3647,6 +3825,14 @@ sub userfileupload { $fname=&clean_filename($fname); # See if there is anything left unless ($fname) { return 'error: no uploaded file'; } + # If filename now begins with a . prepend unix timestamp _ milliseconds + if ($fname =~ /^\./) { + my ($s,$usec) = &gettimeofday(); + while (length($usec) < 6) { + $usec = '0'.$usec; + } + $fname = $s.'_'.substr($usec,0,3).$fname; + } # Files uploaded to help request form, or uploaded to "create course" page are handled differently if ((($formname eq 'screenshot') && ($subdir eq 'helprequests')) || (($formname eq 'coursecreatorxml') && ($subdir eq 'batchupload')) || @@ -5288,9 +5474,10 @@ my %cachedtimes=(); my $cachedtime=''; sub load_all_first_access { - my ($uname,$udom)=@_; + my ($uname,$udom,$ignorecache)=@_; if (($cachedkey eq $uname.':'.$udom) && - (abs($cachedtime-time)<5) && (!$env{'form.markaccess'})) { + (abs($cachedtime-time)<5) && (!$env{'form.markaccess'}) && + (!$ignorecache)) { return; } $cachedtime=time; @@ -5299,7 +5486,7 @@ sub load_all_first_access { } sub get_first_access { - my ($type,$argsymb,$argmap)=@_; + my ($type,$argsymb,$argmap,$ignorecache)=@_; my ($symb,$courseid,$udom,$uname)=&whichuser(); if ($argsymb) { $symb=$argsymb; } my ($map,$id,$res)=&decode_symb($symb); @@ -5311,7 +5498,7 @@ sub get_first_access { } else { $res=$symb; } - &load_all_first_access($uname,$udom); + &load_all_first_access($uname,$udom,$ignorecache); return $cachedtimes{"$courseid\0$res"}; } @@ -6728,7 +6915,7 @@ sub currentdump { # my %returnhash=(); # - if ($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,'.'); @@ -7644,7 +7831,7 @@ sub customaccess { # ------------------------------------------------- Check for a user privilege sub allowed { - my ($priv,$uri,$symb,$role,$clientip,$noblockcheck)=@_; + my ($priv,$uri,$symb,$role,$clientip,$noblockcheck,$ignorecache)=@_; my $ver_orguri=$uri; $uri=&deversion($uri); my $orguri=$uri; @@ -7661,7 +7848,7 @@ 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)$})) + if (((($uri=~/^adm\//) && ($uri !~ m{/(?:smppg|bulletinboard|ext\.tool)$})) || (($uri=~/\.meta$/) && ($uri!~m|^uploaded/|) )) && ($priv eq 'bre')) { return 'F'; @@ -7826,8 +8013,34 @@ sub allowed { if ($env{'user.priv.'.$env{'request.role'}.'.'.$courseuri} =~/\Q$priv\E\&([^\:]*)/) { - unless (($priv eq 'bro') && (!$ownaccess)) { - $thisallowed.=$1; + if ($priv eq 'mip') { + my $rem = $1; + if (($uri ne '') && ($env{'request.course.id'} eq $uri) && + ($env{'course.'.$env{'request.course.id'}.'.internal.courseowner'} eq $env{'user.name'}.':'.$env{'user.domain'})) { + my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'}; + if ($cdom ne '') { + my %passwdconf = &get_passwdconf($cdom); + if (ref($passwdconf{'crsownerchg'}) eq 'HASH') { + if (ref($passwdconf{'crsownerchg'}{'by'}) eq 'ARRAY') { + if (@{$passwdconf{'crsownerchg'}{'by'}}) { + my @inststatuses = split(':',$env{'environment.inststatus'}); + unless (@inststatuses) { + @inststatuses = ('default'); + } + foreach my $status (@inststatuses) { + if (grep(/^\Q$status\E$/,@{$passwdconf{'crsownerchg'}{'by'}})) { + $thisallowed.=$rem; + } + } + } + } + } + } + } + } else { + unless (($priv eq 'bro') && (!$ownaccess)) { + $thisallowed.=$1; + } } } @@ -7843,7 +8056,7 @@ sub allowed { if ($noblockcheck) { $thisallowed.=$value; } else { - my @blockers = &has_comm_blocking($priv,$symb,$uri); + my @blockers = &has_comm_blocking($priv,$symb,$uri,$ignorecache); if (@blockers > 0) { $thisallowed = 'B'; } else { @@ -7863,7 +8076,7 @@ sub allowed { if ($noblockcheck) { $thisallowed='F'; } else { - my @blockers = &has_comm_blocking($priv,$symb,$refuri); + my @blockers = &has_comm_blocking($priv,'',$refuri,'',1); if (@blockers > 0) { $thisallowed = 'B'; } else { @@ -7882,7 +8095,7 @@ sub allowed { && &is_portfolio_url($uri)) { $thisallowed = &portfolio_access($uri,$clientip); } - + # Full access at system, domain or course-wide level? Exit. if ($thisallowed=~/F/) { return 'F'; @@ -7910,6 +8123,16 @@ sub allowed { if ($env{'request.course.id'}) { +# If this is modifying password (internal auth) domains must match for user and user's role. + + if ($priv eq 'mip') { + if ($env{'user.domain'} eq $env{'request.role.domain'}) { + return $thisallowed; + } else { + return ''; + } + } + $courseprivid=$env{'request.course.id'}; if ($env{'request.course.sec'}) { $courseprivid.='/'.$env{'request.course.sec'}; @@ -7926,7 +8149,7 @@ sub allowed { if ($noblockcheck) { $thisallowed.=$value; } else { - my @blockers = &has_comm_blocking($priv,$symb,$uri); + my @blockers = &has_comm_blocking($priv,$symb,$uri,$ignorecache); if (@blockers > 0) { $thisallowed = 'B'; } else { @@ -7939,7 +8162,7 @@ sub allowed { $checkreferer=0; } } - + if ($checkreferer) { my $refuri=$env{'httpref.'.$orguri}; unless ($refuri) { @@ -7968,7 +8191,7 @@ sub allowed { if ($noblockcheck) { $thisallowed.=$value; } else { - my @blockers = &has_comm_blocking($priv,$symb,$refuri); + my @blockers = &has_comm_blocking($priv,'',$refuri,'',1); if (@blockers > 0) { $thisallowed = 'B'; } else { @@ -8054,7 +8277,7 @@ sub allowed { } } } - + # # Rest of the restrictions depend on selected course # @@ -8212,22 +8435,27 @@ sub constructaccess { # # User for whom data are being temporarily cached. my $cacheduser=''; +# Course for which data are being temporarily cached. +my $cachedcid=''; # Cached blockers for this user (a hash of blocking items). my %cachedblockers=(); # When the data were last cached. my $cachedlast=''; sub load_all_blockers { - my ($uname,$udom,$blocks)=@_; + my ($uname,$udom)=@_; if (($uname ne '') && ($udom ne '')) { if (($cacheduser eq $uname.':'.$udom) && + ($cachedcid eq $env{'request.course.id'}) && (abs($cachedlast-time)<5)) { return; } } $cachedlast=time; $cacheduser=$uname.':'.$udom; - %cachedblockers = &get_commblock_resources($blocks); + $cachedcid=$env{'request.course.id'}; + %cachedblockers = &get_commblock_resources(); + return; } sub get_comm_blocks { @@ -8322,7 +8550,8 @@ sub get_commblock_resources { } } } - if ($interval[0] =~ /^\d+$/) { + if ($interval[0] =~ /^(\d+)/) { + my $timelimit = $1; my $first_access; if ($type eq 'resource') { $first_access=&get_first_access($interval[1],$item); @@ -8332,7 +8561,7 @@ sub get_commblock_resources { $first_access=&get_first_access($interval[1]); } if ($first_access) { - my $timesup = $first_access+$interval[0]; + my $timesup = $first_access+$timelimit; if ($timesup > $now) { my $activeblock; foreach my $res (@to_test) { @@ -8364,17 +8593,23 @@ sub get_commblock_resources { } sub has_comm_blocking { - my ($priv,$symb,$uri,$blocks) = @_; + my ($priv,$symb,$uri,$ignoresymbdb,$noenccheck,$blocked,$blocks) = @_; my @blockers; return unless ($env{'request.course.id'}); return unless ($priv eq 'bre'); return if ($env{'user.priv.'.$env{'request.role'}} =~/evb\&([^\:]*)/); return if ($env{'request.state'} eq 'construct'); - &load_all_blockers($env{'user.name'},$env{'user.domain'},$blocks); - return unless (keys(%cachedblockers) > 0); + my %blockinfo; + if (ref($blocks) eq 'HASH') { + %blockinfo = &get_commblock_resources($blocks); + } else { + &load_all_blockers($env{'user.name'},$env{'user.domain'}); + %blockinfo = %cachedblockers; + } + return unless (keys(%blockinfo) > 0); my (%possibles,@symbs); if (!$symb) { - $symb = &symbread($uri,1,1,1,\%possibles); + $symb = &symbread($uri,1,1,1,\%possibles,$ignoresymbdb,$noenccheck); } if ($symb) { @symbs = ($symb); @@ -8385,34 +8620,38 @@ sub has_comm_blocking { foreach my $symb (@symbs) { last if ($noblock); my ($map,$resid,$resurl)=&decode_symb($symb); - foreach my $block (keys(%cachedblockers)) { + foreach my $block (keys(%blockinfo)) { if ($block =~ /^firstaccess____(.+)$/) { my $item = $1; - if (($item eq $map) || ($item eq $symb)) { - $noblock = 1; - last; + unless ($blocked) { + if (($item eq $map) || ($item eq $symb)) { + $noblock = 1; + last; + } } } - if (ref($cachedblockers{$block}) eq 'HASH') { - if (ref($cachedblockers{$block}{'resources'}) eq 'HASH') { - if ($cachedblockers{$block}{'resources'}{$symb}) { + if (ref($blockinfo{$block}) eq 'HASH') { + if (ref($blockinfo{$block}{'resources'}) eq 'HASH') { + if ($blockinfo{$block}{'resources'}{$symb}) { unless (grep(/^\Q$block\E$/,@blockers)) { push(@blockers,$block); } } } - } - if (ref($cachedblockers{$block}{'maps'}) eq 'HASH') { - if ($cachedblockers{$block}{'maps'}{$map}) { - unless (grep(/^\Q$block\E$/,@blockers)) { - push(@blockers,$block); + if (ref($blockinfo{$block}{'maps'}) eq 'HASH') { + if ($blockinfo{$block}{'maps'}{$map}) { + unless (grep(/^\Q$block\E$/,@blockers)) { + push(@blockers,$block); + } } } } } } - return if ($noblock); - return @blockers; + unless ($noblock) { + return @blockers; + } + return; } } @@ -9706,7 +9945,22 @@ sub store_coowners { sub modifyuserauth { my ($udom,$uname,$umode,$upass)=@_; my $uhome=&homeserver($uname,$udom); - unless (&allowed('mau',$udom)) { return 'refused'; } + my $allowed; + if (&allowed('mau',$udom)) { + $allowed = 1; + } elsif (($umode eq 'internal') && ($udom eq $env{'user.domain'}) && + ($env{'request.course.id'}) && (&allowed('mip',$env{'request.course.id'})) && + (!$env{'course.'.$env{'request.course.id'}.'.internal.nopasswdchg'})) { + my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'}; + my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'}; + if (($cdom ne '') && ($cnum ne '')) { + my $is_owner = &is_course_owner($cdom,$cnum); + if ($is_owner) { + $allowed = 1; + } + } + } + unless ($allowed) { return 'refused'; } &logthis('Call to modify user authentication '.$udom.', '.$uname.', '. $umode.' by '.$env{'user.name'}.' at '.$env{'user.domain'}. ' in domain '.$env{'request.role.domain'}); @@ -10043,14 +10297,19 @@ sub writecoursepref { sub createcourse { my ($udom,$description,$url,$course_server,$nonstandard,$inst_code, - $course_owner,$crstype,$cnum,$context,$category)=@_; + $course_owner,$crstype,$cnum,$context,$category,$callercontext)=@_; $url=&declutter($url); my $cid=''; if ($context eq 'requestcourses') { my $can_create = 0; my ($ownername,$ownerdom) = split(':',$course_owner); if ($udom eq $ownerdom) { - if (&usertools_access($ownername,$ownerdom,$category,undef, + 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, $context)) { $can_create = 1; } @@ -11059,7 +11318,7 @@ 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 @@ -11080,11 +11339,40 @@ sub resdata { foreach my $item (@which) { if (defined($result->{$item->[0]})) { return [$result->{$item->[0]},$item->[1]]; - } + } } return undef; } +sub get_domain_ltitools { + my ($cdom) = @_; + my %ltitools; + my ($result,$cached)=&is_cached_new('ltitools',$cdom); + if (defined($cached)) { + if (ref($result) eq 'HASH') { + %ltitools = %{$result}; + } + } else { + my %domconfig = &get_dom('configuration',['ltitools'],$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') { + foreach my $item ('key','secret') { + $ltitools{$id}{$item} = $encdomconfig{'ltitools'}{$id}{$item}; + } + } + } + } + } + my $cachetime = 24*60*60; + &do_cache_new('ltitools',$cdom,\%ltitools,$cachetime); + } + return %ltitools; +} + sub get_numsuppfiles { my ($cnum,$cdom,$ignorecache)=@_; my $hashid=$cnum.':'.$cdom; @@ -11540,7 +11828,7 @@ sub metadata { # if it is a non metadata possible uri return quickly if (($uri eq '') || (($uri =~ m|^/*adm/|) && - ($uri !~ m|^adm/includes|) && ($uri !~ m{/(smppg|bulletinboard)$})) || + ($uri !~ m|^adm/includes|) && ($uri !~ m{/(smppg|bulletinboard|ext\.tool)$})) || ($uri =~ m|/$|) || ($uri =~ m|/.meta$|) || ($uri =~ m{^/*uploaded/.+\.sequence$})) { return undef; } @@ -12127,18 +12415,16 @@ sub symbverify { if (tie(%bighash,'GDBM_File',$env{'request.course.fn'}.'.db', &GDBM_READER(),0640)) { - my $noclutter; if (($thisurl =~ m{^/adm/wrapper/ext/}) || ($thisurl =~ m{^ext/})) { $thisurl =~ s/\?.+$//; if ($map =~ m{^uploaded/.+\.page$}) { $thisurl =~ s{^(/adm/wrapper|)/ext/}{http://}; $thisurl =~ s{^\Qhttp://https://\E}{https://}; - $noclutter = 1; } } my $ids; - if ($noclutter) { - $ids=$bighash{'ids_'.$thisurl}; + if ($map =~ m{^uploaded/.+\.page$}) { + $ids=$bighash{'ids_'.&clutter_with_no_wrapper($thisurl)}; } else { $ids=$bighash{'ids_'.&clutter($thisurl)}; } @@ -12238,13 +12524,16 @@ sub deversion { # ------------------------------------------------------ Return symb list entry sub symbread { - my ($thisfn,$donotrecurse,$ignorecachednull,$checkforblock,$possibles)=@_; + my ($thisfn,$donotrecurse,$ignorecachednull,$checkforblock,$possibles, + $ignoresymbdb,$noenccheck)=@_; my $cache_str='request.symbread.cached.'.$thisfn; if (defined($env{$cache_str})) { - if ($ignorecachednull) { - return $env{$cache_str} unless ($env{$cache_str} eq ''); - } else { - return $env{$cache_str}; + unless (ref($possibles) eq 'HASH') { + if ($ignorecachednull) { + return $env{$cache_str} unless ($env{$cache_str} eq ''); + } else { + return $env{$cache_str}; + } } } # no filename provided? try from environment @@ -12273,10 +12562,18 @@ sub symbread { if ($targetfn =~ m|^adm/wrapper/(ext/.*)|) { $targetfn=$1; } - if (tie(%hash,'GDBM_File',$env{'request.course.fn'}.'_symb.db', - &GDBM_READER(),0640)) { - $syval=$hash{$targetfn}; - untie(%hash); + unless ($ignoresymbdb) { + if (tie(%hash,'GDBM_File',$env{'request.course.fn'}.'_symb.db', + &GDBM_READER(),0640)) { + $syval=$hash{$targetfn}; + untie(%hash); + } + if ($syval && $checkforblock) { + my @blockers = &has_comm_blocking('bre',$syval,$thisfn,$ignoresymbdb,$noenccheck); + if (@blockers) { + $syval=''; + } + } } # ---------------------------------------------------------- There was an entry if ($syval) { @@ -12309,13 +12606,18 @@ sub symbread { $syval=&encode_symb($bighash{'map_id_'.$mapid}, $resid,$thisfn); if (ref($possibles) eq 'HASH') { - $possibles->{$syval} = 1; + unless ($bighash{'randomout_'.$ids} || $env{'request.role.adv'}) { + $possibles->{$syval} = 1; + } } if ($checkforblock) { - my @blockers = &has_comm_blocking('bre',$syval,$bighash{'src_'.$ids}); - if (@blockers) { - $syval = ''; - return; + unless ($bighash{'randomout_'.$ids} || $env{'request.role.adv'}) { + my @blockers = &has_comm_blocking('bre',$syval,$bighash{'src_'.$ids},'',$noenccheck); + if (@blockers) { + $syval = ''; + untie(%bighash); + return $env{$cache_str}=''; + } } } } elsif ((!$donotrecurse) || ($checkforblock) || (ref($possibles) eq 'HASH')) { @@ -12334,12 +12636,13 @@ sub symbread { if ($bighash{'map_type_'.$mapid} ne 'page') { my $poss_syval=&encode_symb($bighash{'map_id_'.$mapid}, $resid,$thisfn); - if (ref($possibles) eq 'HASH') { - $possibles->{$syval} = 1; - } + next if ($bighash{'randomout_'.$id} && !$env{'request.role.adv'}); + next unless (($noenccheck) || ($bighash{'encrypted_'.$id} eq $env{'request.enc'})); if ($checkforblock) { - my @blockers = &has_comm_blocking('bre',$poss_syval,$file); - unless (@blockers > 0) { + my @blockers = &has_comm_blocking('bre',$poss_syval,$file,'',$noenccheck); + if (@blockers > 0) { + $syval = ''; + } else { $syval = $poss_syval; $realpossible++; } @@ -12347,6 +12650,11 @@ sub symbread { $syval = $poss_syval; $realpossible++; } + if ($syval) { + if (ref($possibles) eq 'HASH') { + $possibles->{$syval} = 1; + } + } } } } @@ -12884,9 +13192,10 @@ sub repcopy_userfile { my $request; $uri=~s/^\///; my $homeserver = &homeserver($cnum,$cdom); + my $hostname = &hostname($homeserver); my $protocol = $protocol{$homeserver}; $protocol = 'http' if ($protocol ne 'https'); - $request=new HTTP::Request('GET',$protocol.'://'.&hostname($homeserver).'/raw/'.$uri); + $request=new HTTP::Request('GET',$protocol.'://'.$hostname.'/raw/'.$uri); my $response=$ua->request($request,$transferfile); # did it work? if ($response->is_error()) { @@ -12910,9 +13219,10 @@ sub tokenwrapper { $file=~s|(\?\.*)*$||; &appenv({"userfile.$udom/$uname/$file" => $env{'request.course.id'}}); my $homeserver = &homeserver($uname,$udom); + my $hostname = &hostname($homeserver); my $protocol = $protocol{$homeserver}; $protocol = 'http' if ($protocol ne 'https'); - return $protocol.'://'.&hostname($homeserver).'/'.$uri. + return $protocol.'://'.$hostname.'/'.$uri. (($uri=~/\?/)?'&':'?').'token='.$token. '&tokenissued='.$perlvar{'lonHostID'}; } else { @@ -12928,9 +13238,10 @@ sub getuploaded { my ($reqtype,$uri,$cdom,$cnum,$info,$rtncode) = @_; $uri=~s/^\///; my $homeserver = &homeserver($cnum,$cdom); + my $hostname = &hostname($homeserver); my $protocol = $protocol{$homeserver}; $protocol = 'http' if ($protocol ne 'https'); - $uri = $protocol.'://'.&hostname($homeserver).'/raw/'.$uri; + $uri = $protocol.'://'.$hostname.'/raw/'.$uri; my $ua=new LWP::UserAgent; my $request=new HTTP::Request($reqtype,$uri); my $response=$ua->request($request); @@ -13105,6 +13416,45 @@ sub shared_institution { return $same_intdom; } +sub uses_sts { + my ($ignore_cache) = @_; + my $lonhost = $perlvar{'lonHostID'}; + my $hostname = &hostname($lonhost); + my $sts_on; + if ($protocol{$lonhost} eq 'https') { + my $cachetime = 12*3600; + if (!$ignore_cache) { + ($sts_on,my $cached)=&is_cached_new('stspolicy',$lonhost); + if (defined($cached)) { + return $sts_on; + } + } + my $ua=new LWP::UserAgent; + my $url = $protocol{$lonhost}.'://'.$hostname.'/index.html'; + my $request=new HTTP::Request('HEAD',$url); + my $response=$ua->request($request); + if ($response->is_success) { + my $has_sts = $response->header('Strict-Transport-Security'); + if ($has_sts eq '') { + $sts_on = 0; + } else { + if ($has_sts =~ /\Qmax-age=\E(\d+)/) { + my $maxage = $1; + if ($maxage) { + $sts_on = 1; + } else { + $sts_on = 0; + } + } else { + $sts_on = 0; + } + } + return &do_cache_new('stspolicy',$lonhost,$sts_on,$cachetime); + } + } + return; +} + # ------------------------------------------------------------- Declutters URLs sub declutter { @@ -13155,6 +13505,8 @@ 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; } @@ -13877,6 +14229,11 @@ BEGIN { $deftex = LONCAPA::texengine(); } +# ------------- set default minimum length for passwords for internal auth users +{ + $passwdmin = LONCAPA::passwd_min(); +} + $memcache=new Cache::Memcached({'servers' => ['127.0.0.1:11211'], 'compress_threshold'=> 20_000, });