--- loncom/lonnet/perl/lonnet.pm 2010/11/11 21:01:38 1.1056.2.10 +++ loncom/lonnet/perl/lonnet.pm 2010/08/17 22:22:05 1.1081 @@ -1,7 +1,7 @@ # The LearningOnline Network # TCP networking package # -# $Id: lonnet.pm,v 1.1056.2.10 2010/11/11 21:01:38 raeburn Exp $ +# $Id: lonnet.pm,v 1.1081 2010/08/17 22:22:05 raeburn Exp $ # # Copyright Michigan State University Board of Trustees # @@ -76,7 +76,7 @@ use HTTP::Date; use Image::Magick; use vars qw(%perlvar %spareid %pr %prp $memcache %packagetab $tmpdir - $_64bit %env %protocol); + $_64bit %env %protocol %loncaparevs %serverhomeIDs %needsrelease); my (%badServerCache, $memcache, %courselogs, %accesshash, %domainrolehash, %userrolehash, $processmarker, $dumpcount, %coursedombuf, @@ -196,7 +196,7 @@ sub get_server_timezone { } sub get_server_loncaparev { - my ($dom,$lonhost) = @_; + my ($dom,$lonhost,$ignore_cache,$caller) = @_; if (defined($lonhost)) { if (!defined(&hostname($lonhost))) { undef($lonhost); @@ -211,15 +211,74 @@ sub get_server_loncaparev { } } if (defined($lonhost)) { - my $cachetime = 24*3600; - my ($loncaparev,$cached)=&is_cached_new('serverloncaparev',$lonhost); + my $cachetime = 12*3600; + if (!$ignore_cache) { + my ($loncaparev,$cached)=&is_cached_new('serverloncaparev',$lonhost); + if (defined($cached)) { + return $loncaparev; + } + } + my ($answer,$loncaparev); + my @ids=¤t_machine_ids(); + if (grep(/^\Q$lonhost\E$/,@ids)) { + $answer = $perlvar{'lonVersion'}; + if ($answer =~ /^[\'\"]?([\w.\-]+)[\'\"]?$/) { + $loncaparev = $1; + } + } else { + $answer = &reply('serverloncaparev',$lonhost); + if (($answer eq 'unknown_cmd') || ($answer eq 'con_lost')) { + if ($caller eq 'loncron') { + my $ua=new LWP::UserAgent; + $ua->timeout(20); + my $protocol = $protocol{$lonhost}; + $protocol = 'http' if ($protocol ne 'https'); + my $url = $protocol.'://'.&hostname($lonhost).'/adm/about.html'; + my $request=new HTTP::Request('GET',$url); + my $response=$ua->request($request); + unless ($response->is_error()) { + my $content = $response->content; + if ($content =~ /

VERSION\:\s*([\w.\-]+)<\/p>/) { + $loncaparev = $1; + } + } + } else { + $loncaparev = $loncaparevs{$lonhost}; + } + } elsif ($answer =~ /^[\'\"]?([\w.\-]+)[\'\"]?$/) { + $loncaparev = $1; + } + } + return &do_cache_new('serverloncaparev',$lonhost,$loncaparev,$cachetime); + } +} + +sub get_server_homeID { + my ($hostname,$ignore_cache,$caller) = @_; + unless ($ignore_cache) { + my ($serverhomeID,$cached)=&is_cached_new('serverhomeID',$hostname); if (defined($cached)) { - return $loncaparev; - } else { - my $loncaparev = &reply('serverloncaparev',$lonhost); - return &do_cache_new('serverloncaparev',$lonhost,$loncaparev,$cachetime); + return $serverhomeID; + } + } + my $cachetime = 12*3600; + my $serverhomeID; + if ($caller eq 'loncron') { + my @machine_ids = &machine_ids($hostname); + foreach my $id (@machine_ids) { + my $response = &reply('serverhomeID',$id); + unless (($response eq 'unknown_cmd') || ($response eq 'con_lost')) { + $serverhomeID = $response; + last; + } + } + if ($serverhomeID eq '') { + $serverhomeID = $machine_ids[-1]; } + } else { + $serverhomeID = $serverhomeIDs{$hostname}; } + return &do_cache_new('serverhomeID',$hostname,$serverhomeID,$cachetime); } # -------------------------------------------------- Non-critical communication @@ -665,30 +724,6 @@ sub userload { return $userloadpercent; } -# ------------------------------------------ Fight off request when overloaded - -sub overloaderror { - my ($r,$checkserver)=@_; - unless ($checkserver) { $checkserver=$perlvar{'lonHostID'}; } - my $loadavg; - if ($checkserver eq $perlvar{'lonHostID'}) { - open(my $loadfile,'/proc/loadavg'); - $loadavg=<$loadfile>; - $loadavg =~ s/\s.*//g; - $loadavg = 100*$loadavg/$perlvar{'lonLoadLim'}; - close($loadfile); - } else { - $loadavg=&reply('load',$checkserver); - } - my $overload=$loadavg-100; - if ($overload>0) { - $r->err_headers_out->{'Retry-After'}=$overload; - $r->log_error('Overload of '.$overload.' on '.$checkserver); - return 413; - } - return ''; -} - # ------------------------------ Find server with least workload from spare.tab sub spareserver { @@ -734,7 +769,7 @@ sub compare_server_load { my $userloadans = &reply('userload',$try_server); if ($loadans !~ /\d/ && $userloadans !~ /\d/) { - next; #didn't get a number from the server + return; #didn't get a number from the server } my $load; @@ -777,6 +812,27 @@ sub has_user_session { return 0; } +# --------- determine least loaded server in a user's domain which allows login + +sub choose_server { + my ($udom) = @_; + my %domconfhash = &Apache::loncommon::get_domainconf($udom); + my %servers = &get_servers($udom); + my $lowest_load = 30000; + my ($login_host,$hostname); + foreach my $lonhost (keys(%servers)) { + my $loginvia = $domconfhash{$udom.'.login.loginvia_'.$lonhost}; + if ($loginvia eq '') { + ($login_host, $lowest_load) = + &compare_server_load($lonhost, $login_host, $lowest_load); + } + } + if ($login_host ne '') { + $hostname = $servers{$login_host}; + } + return ($login_host,$hostname); +} + # --------------------------------------------- Try to change a user's password sub changepass { @@ -835,7 +891,7 @@ sub queryauthenticate { # --------- Try to authenticate user from domain's lib servers (first this one) sub authenticate { - my ($uname,$upass,$udom,$checkdefauth)=@_; + my ($uname,$upass,$udom,$checkdefauth,$clientcancheckhost)=@_; $upass=&escape($upass); $uname= &LONCAPA::clean_username($uname); my $uhome=&homeserver($uname,$udom,1); @@ -858,7 +914,7 @@ sub authenticate { return 'no_host'; } } - my $answer=reply("encrypt:auth:$udom:$uname:$upass:$checkdefauth",$uhome); + my $answer=reply("encrypt:auth:$udom:$uname:$upass:$checkdefauth:$clientcancheckhost",$uhome); if ($answer eq 'authorized') { if ($newhome) { &logthis("User $uname at $udom authorized by $uhome, but needs account"); @@ -876,6 +932,64 @@ sub authenticate { return 'no_host'; } +sub can_host_session { + my ($udom,$lonhost,$remoterev,$remotesessions,$hostedsessions) = @_; + my $canhost = 1; + my $host_idn = &Apache::lonnet::internet_dom($lonhost); + if (ref($remotesessions) eq 'HASH') { + if (ref($remotesessions->{'excludedomain'}) eq 'ARRAY') { + if (grep(/^\Q$host_idn\E$/,@{$remotesessions->{'excludedomain'}})) { + $canhost = 0; + } else { + $canhost = 1; + } + } + if (ref($remotesessions->{'includedomain'}) eq 'ARRAY') { + if (grep(/^\Q$host_idn\E$/,@{$remotesessions->{'includedomain'}})) { + $canhost = 1; + } else { + $canhost = 0; + } + } + if ($canhost) { + if ($remotesessions->{'version'} ne '') { + my ($reqmajor,$reqminor) = ($remotesessions->{'version'} =~ /^(\d+)\.(\d+)$/); + if ($reqmajor ne '' && $reqminor ne '') { + if ($remoterev =~ /^\'?(\d+)\.(\d+)/) { + my $major = $1; + my $minor = $2; + if (($major < $reqmajor ) || + (($major == $reqmajor) && ($minor < $reqminor))) { + $canhost = 0; + } + } else { + $canhost = 0; + } + } + } + } + } + if ($canhost) { + if (ref($hostedsessions) eq 'HASH') { + if (ref($hostedsessions->{'excludedomain'}) eq 'ARRAY') { + if (grep(/^\Q$udom\E$/,@{$hostedsessions->{'excludedomain'}})) { + $canhost = 0; + } else { + $canhost = 1; + } + } + if (ref($hostedsessions->{'includedomain'}) eq 'ARRAY') { + if (grep(/^\Q$udom\E$/,@{$hostedsessions->{'includedomain'}})) { + $canhost = 1; + } else { + $canhost = 0; + } + } + } + } + return $canhost; +} + # ---------------------- Find the homebase for a user from domain's lib servers my %homecache; @@ -1352,7 +1466,7 @@ sub get_domain_defaults { my %domconfig = &Apache::lonnet::get_dom('configuration',['defaults','quotas', 'requestcourses','inststatus', - 'coursedefaults'],$domain); + 'coursedefaults','usersessions'],$domain); if (ref($domconfig{'defaults'}) eq 'HASH') { $domdefaults{'lang_def'} = $domconfig{'defaults'}{'lang_def'}; $domdefaults{'auth_def'} = $domconfig{'defaults'}{'auth_def'}; @@ -1392,6 +1506,14 @@ sub get_domain_defaults { $domdefaults{$item} = $domconfig{'coursedefaults'}{$item}; } } + if (ref($domconfig{'usersessions'}) eq 'HASH') { + if (ref($domconfig{'usersessions'}{'remote'}) eq 'HASH') { + $domdefaults{'remotesessions'} = $domconfig{'usersessions'}{'remote'}; + } + if (ref($domconfig{'usersessions'}{'hosted'}) eq 'HASH') { + $domdefaults{'hostedsessions'} = $domconfig{'usersessions'}{'hosted'}; + } + } &Apache::lonnet::do_cache_new('domdefaults',$domain,\%domdefaults, $cachetime); return %domdefaults; @@ -1577,8 +1699,7 @@ sub getsection { # If there is a role which has expired, return it. # $courseid = &courseid_to_courseurl($courseid); - my $extra = &freeze_escape({'skipcheck' => 1}); - my %roleshash = &dump('roles',$udom,$unam,$courseid,undef,$extra); + my %roleshash = &dump('roles',$udom,$unam,$courseid); foreach my $key (keys(%roleshash)) { next if ($key !~/^\Q$courseid\E(?:\/)*(\w+)*\_st$/); my $section=$1; @@ -2195,7 +2316,7 @@ sub resizeImage { # --------------- Take an uploaded file and put it into the userfiles directory # input: $formname - the contents of the file are in $env{"form.$formname"} -# the desired filename is in $env{"form.$formname.filename"} +# the desired filenam is in $env{"form.$formname.filename"} # $coursedoc - if true up to the current course # if false # $subdir - directory in userfile to store the file into @@ -2254,7 +2375,7 @@ sub userfileupload { } if ($subdir eq 'scantron') { $fname = 'scantron_orig_'.$fname; - } else { + } else { # Create the directory if not present $fname="$subdir/$fname"; } @@ -2880,9 +3001,8 @@ sub get_my_roles { unless (defined($uname)) { $uname=$env{'user.name'}; } unless (defined($udom)) { $udom=$env{'user.domain'}; } my (%dumphash,%nothide); - if ($context eq 'userroles') { - my $extra = &freeze_escape({'skipcheck' => 1}); - %dumphash = &dump('roles',$udom,$uname,'.',undef,$extra); + if ($context eq 'userroles') { + %dumphash = &dump('roles',$udom,$uname); } else { %dumphash= &dump('nohist_userroles',$udom,$uname); @@ -3210,7 +3330,7 @@ sub get_domain_roles { return %personnel; } -# ----------------------------------------------------------- Check out an item +# ----------------------------------------------------------- Interval timing sub get_first_access { my ($type,$argsymb)=@_; @@ -3246,91 +3366,6 @@ sub set_first_access { return 'already_set'; } -sub checkout { - my ($symb,$tuname,$tudom,$tcrsid)=@_; - my $now=time; - my $lonhost=$perlvar{'lonHostID'}; - my $infostr=&escape( - 'CHECKOUTTOKEN&'. - $tuname.'&'. - $tudom.'&'. - $tcrsid.'&'. - $symb.'&'. - $now.'&'.$ENV{'REMOTE_ADDR'}); - my $token=&reply('tmpput:'.$infostr,$lonhost); - if ($token=~/^error\:/) { - &logthis("WARNING: ". - "Checkout tmpput failed ".$tudom.' - '.$tuname.' - '.$symb. - ""); - return ''; - } - - $token=~s/^(\d+)\_.*\_(\d+)$/$1\*$2\*$lonhost/; - $token=~tr/a-z/A-Z/; - - my %infohash=('resource.0.outtoken' => $token, - 'resource.0.checkouttime' => $now, - 'resource.0.outremote' => $ENV{'REMOTE_ADDR'}); - - unless (&cstore(\%infohash,$symb,$tcrsid,$tudom,$tuname) eq 'ok') { - return ''; - } else { - &logthis("WARNING: ". - "Checkout cstore failed ".$tudom.' - '.$tuname.' - '.$symb. - ""); - } - - if (&log($tudom,$tuname,&homeserver($tuname,$tudom), - &escape('Checkout '.$infostr.' - '. - $token)) ne 'ok') { - return ''; - } else { - &logthis("WARNING: ". - "Checkout log failed ".$tudom.' - '.$tuname.' - '.$symb. - ""); - } - return $token; -} - -# ------------------------------------------------------------ Check in an item - -sub checkin { - my $token=shift; - my $now=time; - my ($ta,$tb,$lonhost)=split(/\*/,$token); - $lonhost=~tr/A-Z/a-z/; - my $dtoken=$ta.'_'.&hostname($lonhost).'_'.$tb; - $dtoken=~s/\W/\_/g; - my ($dummy,$tuname,$tudom,$tcrsid,$symb,$chtim,$rmaddr)= - split(/\&/,&unescape(&reply('tmpget:'.$dtoken,$lonhost))); - - unless (($tuname) && ($tudom)) { - &logthis('Check in '.$token.' ('.$dtoken.') failed'); - return ''; - } - - unless (&allowed('mgr',$tcrsid)) { - &logthis('Check in '.$token.' ('.$dtoken.') unauthorized: '. - $env{'user.name'}.' - '.$env{'user.domain'}); - return ''; - } - - my %infohash=('resource.0.intoken' => $token, - 'resource.0.checkintime' => $now, - 'resource.0.inremote' => $ENV{'REMOTE_ADDR'}); - - unless (&cstore(\%infohash,$symb,$tcrsid,$tudom,$tuname) eq 'ok') { - return ''; - } - - if (&log($tudom,$tuname,&homeserver($tuname,$tudom), - &escape('Checkin - '.$token)) ne 'ok') { - return ''; - } - - return ($symb,$tuname,$tudom,$tcrsid); -} - # --------------------------------------------- Set Expire Date for Spreadsheet sub expirespread { @@ -3869,6 +3904,44 @@ sub coursedescription { return %returnhash; } +sub update_released_required { + my ($needsrelease,$cdom,$cnum,$chome,$cid) = @_; + if ($cdom eq '' || $cnum eq '' || $chome eq '' || $cid eq '') { + $cid = $env{'request.course.id'}; + $cdom = $env{'course.'.$cid.'.domain'}; + $cnum = $env{'course.'.$cid.'.num'}; + $chome = $env{'course.'.$cid.'.home'}; + } + if ($needsrelease) { + my %curr_reqd_hash = &userenvironment($cdom,$cnum,'internal.releaserequired'); + my $needsupdate; + if ($curr_reqd_hash{'internal.releaserequired'} eq '') { + $needsupdate = 1; + } else { + my ($currmajor,$currminor) = split(/\./,$curr_reqd_hash{'internal.releaserequired'}); + my ($needsmajor,$needsminor) = split(/\./,$needsrelease); + if (($currmajor < $needsmajor) || ($currmajor == $needsmajor && $currminor < $needsminor)) { + $needsupdate = 1; + } + } + if ($needsupdate) { + my %needshash = ( + 'internal.releaserequired' => $needsrelease, + ); + my $putresult = &put('environment',\%needshash,$cdom,$cnum); + if ($putresult eq 'ok') { + &appenv({'course.'.$cid.'.internal.releaserequired' => $needsrelease}); + my %crsinfo = &courseiddump($cdom,'.',1,'.','.',$cnum,undef,undef,'.'); + if (ref($crsinfo{$cid}) eq 'HASH') { + $crsinfo{$cid}{'releaserequired'} = $needsrelease; + &courseidput($cdom,\%crsinfo,$chome,'notime'); + } + } + } + } + return; +} + # -------------------------------------------------See if a user is privileged sub privileged { @@ -3908,9 +3981,10 @@ sub rolesinit { my ($domain,$username,$authhost)=@_; my $now=time; my %userroles = ('user.login.time' => $now); - my $rolesdump=reply("dump:$domain:$username:roles",$authhost); + my $extra = &freeze_escape({'clientcheckrole' => 1}); + my $rolesdump=reply("dump:$domain:$username:roles:.::$extra",$authhost); if (($rolesdump eq 'con_lost') || ($rolesdump eq '') || - ($rolesdump =~ /^error:/)) { + ($rolesdump =~ /^error:/)) { return \%userroles; } my %allroles=(); @@ -4036,7 +4110,7 @@ sub set_userprivs { my $adv=0; my %grouproles = (); if (keys(%{$allgroups}) > 0) { - my @groupkeys; + my @groupkeys; foreach my $role (keys(%{$allroles})) { push(@groupkeys,$role); } @@ -4059,7 +4133,7 @@ sub set_userprivs { foreach my $group (keys(%{$$allgroups{$area}})) { my $spec = $trole.'.'.$extendedarea; $grouproles{$spec.'.'.$area.'/'.$group} = - $$allgroups{$area}{$group}; + $$allgroups{$area}{$group}; } } } @@ -4112,7 +4186,7 @@ sub role_status { my %userroles = ( 'user.role.'.$$role.'.'.$$where => $$tstart.'.'.$$tend ); - @rolecodes = ('cm'); + @rolecodes = ('cm'); my $spec=$$role.'.'.$$where; my ($tdummy,$tdomain,$trest)=split(/\//,$$where); if ($$role =~ /^cr\//) { @@ -4129,7 +4203,7 @@ sub role_status { my %course_roles = &get_my_roles($env{'user.name'},$env{'user.domain'},'userroles',['active'],['cc','co','in','ta','ep','ad','st','cr'],[$tdomain],1); if (keys(%course_roles) > 0) { my ($tnum) = ($trest =~ /^($match_courseid)/); - if ($tdomain ne '' && $tnum ne '') { + if ($tdomain ne '' && $tnum ne '') { foreach my $key (keys(%course_roles)) { if ($key =~ /^\Q$tnum\E:\Q$tdomain\E:([^:]+):?([^:]*)/) { my $crsrole = $1; @@ -4177,22 +4251,22 @@ sub role_status { } sub check_adhoc_privs { - my ($cdom,$cnum,$then,$refresh,$now,$checkrole,$caller) = @_; + my ($cdom,$cnum,$then,$refresh,$now,$checkrole) = @_; my $cckey = 'user.role.'.$checkrole.'./'.$cdom.'/'.$cnum; if ($env{$cckey}) { my ($role,$where,$trolecode,$tstart,$tend,$tremark,$tstatus,$tpstart,$tpend); &role_status($cckey,$then,$refresh,$now,\$role,\$where,\$trolecode,\$tstatus,\$tstart,\$tend); unless (($tstatus eq 'is') || ($tstatus eq 'will_not')) { - &set_adhoc_privileges($cdom,$cnum,$checkrole,$caller); + &set_adhoc_privileges($cdom,$cnum,$checkrole); } } else { - &set_adhoc_privileges($cdom,$cnum,$checkrole,$caller); + &set_adhoc_privileges($cdom,$cnum,$checkrole); } } sub set_adhoc_privileges { # role can be cc or ca - my ($dcdom,$pickedcourse,$role,$caller) = @_; + my ($dcdom,$pickedcourse,$role) = @_; my $area = '/'.$dcdom.'/'.$pickedcourse; my $spec = $role.'.'.$area; my %userroles = &set_arearole($role,$area,'','',$env{'user.domain'}, @@ -4202,16 +4276,14 @@ sub set_adhoc_privileges { my ($author,$adv)= &set_userprivs(\%userroles,\%ccrole); &appenv(\%userroles,[$role,'cm']); &log($env{'user.domain'},$env{'user.name'},$env{'user.home'},"Role ".$role); - unless ($caller eq 'constructaccess' && $env{'request.course.id'}) { - &appenv( {'request.role' => $spec, - 'request.role.domain' => $dcdom, - 'request.course.sec' => '' - } - ); - my $tadv=0; - if (&allowed('adv') eq 'F') { $tadv=1; } - &appenv({'request.role.adv' => $tadv}); - } + &appenv( {'request.role' => $spec, + 'request.role.domain' => $dcdom, + 'request.course.sec' => '' + } + ); + my $tadv=0; + if (&allowed('adv') eq 'F') { $tadv=1; } + &appenv({'request.role.adv' => $tadv}); } # --------------------------------------------------------------- get interface @@ -4260,7 +4332,7 @@ sub del { # -------------------------------------------------------------- dump interface sub dump { - my ($namespace,$udomain,$uname,$regexp,$range,$extra)=@_; + my ($namespace,$udomain,$uname,$regexp,$range)=@_; if (!$udomain) { $udomain=$env{'user.domain'}; } if (!$uname) { $uname=$env{'user.name'}; } my $uhome=&homeserver($uname,$udomain); @@ -4269,7 +4341,7 @@ sub dump { } else { $regexp='.'; } - my $rep=&reply("dump:$udomain:$uname:$namespace:$regexp:$range:$extra",$uhome); + my $rep=&reply("dump:$udomain:$uname:$namespace:$regexp:$range",$uhome); my @pairs=split(/\&/,$rep); my %returnhash=(); foreach my $item (@pairs) { @@ -4945,11 +5017,6 @@ sub is_course_owner { sub is_advanced_user { my ($udom,$uname) = @_; - if ($udom ne '' && $uname ne '') { - if (($udom eq $env{'user.domain'}) && ($uname eq $env{'user.name'})) { - return $env{'user.adv'}; - } - } my %roleshash = &get_my_roles($uname,$udom,'userroles',undef,undef,undef,1); my %allroles; my $is_adv; @@ -6235,8 +6302,7 @@ sub get_users_groups { } else { $grouplist = ''; my $courseurl = &courseid_to_courseurl($courseid); - my $extra = &freeze_escape({'skipcheck' => 1}); - my %roleshash = &dump('roles',$udom,$uname,$courseurl,undef,$extra); + my %roleshash = &dump('roles',$udom,$uname,$courseurl); my $access_end = $env{'course.'.$courseid. '.default_enrollment_end_date'}; my $now = time; @@ -6662,8 +6728,9 @@ sub modifyuser { # # If name, email and/or uid are blank (e.g., because an uploaded file # of users did not contain them), do not overwrite existing values -# unless field is in $candelete array ref. +# unless field is in $candelete array ref. # + my @fields = ('firstname','middlename','lastname','generation', 'permanentemail','id'); my %newvalues; @@ -6676,7 +6743,7 @@ sub modifyuser { $names{$field} = $middle; } elsif ($field eq 'lastname') { $names{$field} = $last; - } elsif ($field eq 'generation') { + } elsif ($field eq 'generation') { $names{$field} = $gene; } elsif ($field eq 'permanentemail') { $names{$field} = $email; @@ -6686,7 +6753,6 @@ sub modifyuser { } } } - if ($first) { $names{'firstname'} = $first; } if (defined($middle)) { $names{'middlename'} = $middle; } if ($last) { $names{'lastname'} = $last; } @@ -6713,7 +6779,7 @@ sub modifyuser { } my $logmsg = $udom.', '.$uname.', '.$uid.', '. $umode.', '.$first.', '.$middle.', '. - $last.', '.$gene.', '.$email.', '.$inststatus; + $last.', '.$gene.', '.$email.', '.$inststatus; if ($env{'user.name'} ne '' && $env{'user.domain'}) { $logmsg .= ' by '.$env{'user.name'}.' at '.$env{'user.domain'}; } else { @@ -6736,12 +6802,9 @@ sub modifyuser { return 'ok'; } my $reply = &put('environment', \%names, $udom,$uname); - if ($reply ne 'ok') { + if ($reply ne 'ok') { return 'error: '.$reply; } - if ($names{'permanentemail'} ne $oldnames{'permanentemail'}) { - &Apache::lonnet::devalidate_cache_new('emailscache',$uname.':'.$udom); - } my $sqlresult = &update_allusers_table($uname,$udom,\%names); &devalidate_cache_new('namescache',$uname.':'.$udom); $logmsg = 'Success modifying user '.$logmsg; @@ -7118,7 +7181,7 @@ sub is_locked { my ($file_name, $domain, $user) = @_; my @check; my $is_locked; - push(@check,$file_name); + push @check, $file_name; my %locked = &get('file_permissions',\@check, $env{'user.domain'},$env{'user.name'}); my ($tmp)=keys(%locked); @@ -7135,7 +7198,6 @@ sub is_locked { } else { $is_locked = 'false'; } - return $is_locked; } sub declutter_portfile { @@ -8278,6 +8340,7 @@ sub add_prefix_and_part { # ---------------------------------------------------------------- Get metadata my %metaentry; +my %importedpartids; sub metadata { my ($uri,$what,$liburi,$prefix,$depthcount)=@_; $uri=&declutter($uri); @@ -8304,6 +8367,10 @@ sub metadata { if (defined($cached)) { return $result->{':'.$what}; } } { +# Imported parts would go here + my %importedids=(); + my @origfileimportpartids=(); + my $importedparts=0; # # Is this a recursive call for a library? # @@ -8387,27 +8454,55 @@ sub metadata { # This is not a package - some other kind of start tag # my $entry=$token->[1]; - my $unikey; - if ($entry eq 'import') { - $unikey=''; - } else { - $unikey=$entry; - } - $unikey.=&add_prefix_and_part($prefix,$token->[2]->{'part'}); - - if (defined($token->[2]->{'id'})) { - $unikey.='_'.$token->[2]->{'id'}; - } + my $unikey=''; if ($entry eq 'import') { # # Importing a library here # + my $location=$parser->get_text('/import'); + my $dir=$filename; + $dir=~s|[^/]*$||; + $location=&filelocation($dir,$location); + + my $importmode=$token->[2]->{'importmode'}; + if ($importmode eq 'problem') { +# Import as problem/response + $unikey=&add_prefix_and_part($prefix,$token->[2]->{'part'}); + } elsif ($importmode eq 'part') { +# Import as part(s) + $importedparts=1; +# We need to get the original file and the imported file to get the part order correct +# Good news: we do not need to worry about nested libraries, since parts cannot be nested +# Load and inspect original file + if ($#origfileimportpartids<0) { + undef(%importedpartids); + my $origfilelocation=$perlvar{'lonDocRoot'}.&clutter($uri); + my $origfile=&getfile($origfilelocation); + @origfileimportpartids=($origfile=~/<(part|import)[^>]*id\s*=\s*[\"\']([^\"\']+)[\"\'][^>]*>/gs); + } + +# Load and inspect imported file + my $impfile=&getfile($location); + my @impfilepartids=($impfile=~/]*id\s*=\s*[\"\']([^\"\']+)[\"\'][^>]*>/gs); + if ($#impfilepartids>=0) { +# This problem had parts + $importedpartids{$token->[2]->{'id'}}=join(',',@impfilepartids); + } else { +# Importing by turning a single problem into a problem part +# It gets the import-tags ID as part-ID + $unikey=&add_prefix_and_part($prefix,$token->[2]->{'id'}); + $importedpartids{$token->[2]->{'id'}}=$token->[2]->{'id'}; + } + } else { +# Normal import + $unikey=&add_prefix_and_part($prefix,$token->[2]->{'part'}); + if (defined($token->[2]->{'id'})) { + $unikey.='_'.$token->[2]->{'id'}; + } + } + if ($depthcount<20) { - my $location=$parser->get_text('/import'); - my $dir=$filename; - $dir=~s|[^/]*$||; - $location=&filelocation($dir,$location); my $metadata = &metadata($uri,'keys', $location,$unikey, $depthcount+1); @@ -8415,9 +8510,16 @@ sub metadata { $metaentry{':'.$meta}=$metaentry{':'.$meta}; $metathesekeys{$meta}=1; } - } - } else { + } + } else { +# +# Not importing, some other kind of non-package, non-library start tag +# + $unikey=$entry.&add_prefix_and_part($prefix,$token->[2]->{'part'}); + if (defined($token->[2]->{'id'})) { + $unikey.='_'.$token->[2]->{'id'}; + } if (defined($token->[2]->{'name'})) { $unikey.='_'.$token->[2]->{'name'}; } @@ -8491,6 +8593,22 @@ sub metadata { grep { ! $seen{$_} ++ } (split(',',$metaentry{':packages'})); $metaentry{':packages'} = join(',',@uniq_packages); + if ($importedparts) { +# We had imported parts and need to rebuild partorder + $metaentry{':partorder'}=''; + $metathesekeys{'partorder'}=1; + for (my $index=0;$index<$#origfileimportpartids;$index+=2) { + if ($origfileimportpartids[$index] eq 'part') { +# original part, part of the problem + $metaentry{':partorder'}.=','.$origfileimportpartids[$index+1]; + } else { +# we have imported parts at this position + $metaentry{':partorder'}.=','.$importedpartids{$origfileimportpartids[$index+1]}; + } + } + $metaentry{':partorder'}=~s/^\,//; + } + $metaentry{':keys'} = join(',',keys(%metathesekeys)); &metadata_generate_part0(\%metathesekeys,\%metaentry,$uri); $metaentry{':allpossiblekeys'}=join(',',keys %metathesekeys); @@ -9767,6 +9885,7 @@ sub get_dns { my %libserv; my $loaded; my %name_to_host; + my %internetdom; sub parse_hosts_tab { my ($file) = @_; @@ -9774,7 +9893,7 @@ sub get_dns { next if ($configline =~ /^(\#|\s*$ )/x); next if ($configline =~ /^\^/); chomp($configline); - my ($id,$domain,$role,$name,$protocol)=split(/:/,$configline); + my ($id,$domain,$role,$name,$protocol,$intdom)=split(/:/,$configline); $name=~s/\s//g; if ($id && $domain && $role && $name) { $hostname{$id}=$name; @@ -9790,6 +9909,9 @@ sub get_dns { } else { $protocol{$id} = 'http'; } + if (defined($intdom)) { + $internetdom{$id} = $intdom; + } } } } @@ -9851,6 +9973,12 @@ sub get_dns { return %libserv; } + sub unique_library { + #2x reverse removes all hostnames that appear more than once + my %unique = reverse &all_library(); + return reverse %unique; + } + sub get_servers { &load_hosts_tab() if (!$loaded); @@ -9874,6 +10002,11 @@ sub get_dns { return %result; } + sub get_unique_servers { + my %unique = reverse &get_servers(@_); + return reverse %unique; + } + sub host_domain { &load_hosts_tab() if (!$loaded); @@ -9888,6 +10021,13 @@ sub get_dns { my @uniq = grep(!$seen{$_}++, values(%hostdom)); return @uniq; } + + sub internet_dom { + &load_hosts_tab() if (!$loaded); + + my ($lonid) = @_; + return $internetdom{$lonid}; + } } { @@ -10005,6 +10145,40 @@ sub get_dns { return undef; } + sub get_internet_names { + my ($lonid) = @_; + return if ($lonid eq ''); + my ($idnref,$cached)= + &Apache::lonnet::is_cached_new('internetnames',$lonid); + if ($cached) { + return $idnref; + } + my $ip = &get_host_ip($lonid); + my @hosts = &get_hosts_from_ip($ip); + my %iphost = &get_iphost(); + my (@idns,%seen); + foreach my $id (@hosts) { + my $dom = &host_domain($id); + my $prim_id = &domain($dom,'primary'); + my $prim_ip = &get_host_ip($prim_id); + next if ($seen{$prim_ip}); + if (ref($iphost{$prim_ip}) eq 'ARRAY') { + foreach my $id (@{$iphost{$prim_ip}}) { + my $intdom = &internet_dom($id); + unless (grep(/^\Q$intdom\E$/,@idns)) { + push(@idns,$intdom); + } + } + } + $seen{$prim_ip} = 1; + } + return &Apache::lonnet::do_cache_new('internetnames',$lonid,\@idns,12*60*60); + } + +} + +sub all_loncaparevs { + return qw(1.1 1.2 1.3 2.0 2.1 2.2 2.3 2.4 2.5 2.6 2.7 2.8 2.9 2.10); } BEGIN { @@ -10082,6 +10256,53 @@ BEGIN { close($config); } +# ---------------------------------------------------------- Read loncaparev table +{ + if (-e "$perlvar{'lonTabDir'}/loncaparevs.tab") { + if (open(my $config,"<$perlvar{'lonTabDir'}/loncaparevs.tab")) { + while (my $configline=<$config>) { + chomp($configline); + my ($hostid,$loncaparev)=split(/:/,$configline); + $loncaparevs{$hostid}=$loncaparev; + } + close($config); + } + } +} + +# ---------------------------------------------------------- Read serverhostID table +{ + if (-e "$perlvar{'lonTabDir'}/serverhomeIDs.tab") { + if (open(my $config,"<$perlvar{'lonTabDir'}/serverhomeIDs.tab")) { + while (my $configline=<$config>) { + chomp($configline); + my ($name,$id)=split(/:/,$configline); + $serverhomeIDs{$name}=$id; + } + close($config); + } + } +} + +{ + my $file = $Apache::lonnet::perlvar{'lonTabDir'}.'/releaseslist.xml'; + if (-e $file) { + my $parser = HTML::LCParser->new($file); + while (my $token = $parser->get_token()) { + if ($token->[0] eq 'S') { + my $item = $token->[1]; + my $name = $token->[2]{'name'}; + my $value = $token->[2]{'value'}; + if ($item ne '' && $name ne '' && $value ne '') { + my $release = $parser->get_text(); + $release =~ s/(^\s*|\s*$ )//gx; + $needsrelease{$item.':'.$name.':'.$value} = $release; + } + } + } + } +} + # ------------- set up temporary directory { $tmpdir = $perlvar{'lonDaemons'}.'/tmp/'; @@ -10312,9 +10533,14 @@ authentication scheme =item * X -B: try to +B: try to authenticate user from domain's lib servers (first use the current one). C<$upass> should be the users password. +$checkdefauth is optional (value is 1 if a check should be made to + authenticate user using default authentication method, and allow + account creation if username does not have account in the domain). +$clientcancheckhost is optional (value is 1 if checking whether the + server can host will occur on the client side in lonauth.pm). =item * X @@ -10442,7 +10668,7 @@ modifyuser($udom,$uname,$uid,$umode,$upa will update user information (firstname,middlename,lastname,generation, permanentemail), and if forceid is true, student/employee ID also. A user's institutional affiliation(s) can also be updated. -User information fields will not be overwritten with empty entries +User information fields will not be overwritten with empty entries unless the field is included in the $candelete array reference. This array is included when a single user is modified via "Manage Users", or when Autoupdate.pl is run by cron in a domain.