--- loncom/auth/switchserver.pm 2024/07/02 19:42:06 1.35.2.7 +++ loncom/auth/switchserver.pm 2020/10/22 19:23:22 1.51 @@ -1,7 +1,7 @@ # The LearningOnline Network # Switch Servers Handler # -# $Id: switchserver.pm,v 1.35.2.7 2024/07/02 19:42:06 raeburn Exp $ +# $Id: switchserver.pm,v 1.51 2020/10/22 19:23:22 raeburn Exp $ # # Copyright Michigan State University Board of Trustees # @@ -29,7 +29,7 @@ package Apache::switchserver; use strict; -use Apache::Constants qw(:common :remotehost); +use Apache::Constants qw(:common); use Apache::lonnet; use Digest::MD5 qw(md5_hex); use CGI::Cookie(); @@ -57,12 +57,12 @@ sub do_redirect { my ($r,$url,$only_body,$extra_text) = @_; $r->send_http_header; my $delay = 0.5; - if ($only_body && !$extra_text) { + if ($only_body) { $delay = 0; } my $start_page = &Apache::loncommon::start_page('Switching Server ...',undef, - {'redirect' => [$delay,$url,'',1], + {'redirect' => [$delay,$url], 'only_body' => $only_body,}); my $end_page = &Apache::loncommon::end_page(); $r->print($start_page.$extra_text.$end_page); @@ -102,7 +102,7 @@ sub handler { if (!defined($handle)) { return FORBIDDEN; } &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'}, - ['otherserver','role','origurl','symb','edit']); + ['otherserver','role','origurl','symb']); my $switch_to=&Apache::lonnet::hostname($env{'form.otherserver'}); if (! $env{'form.otherserver'}) { @@ -111,7 +111,7 @@ sub handler { $env{'user.name'}); if (! $env{'form.otherserver'}) { $env{'form.otherserver'} = - &Apache::lonnet::spareserver($r,30000,undef,1); + &Apache::lonnet::spareserver(30000,undef,1); } $switch_to=&Apache::lonnet::hostname($env{'form.otherserver'}); } @@ -123,10 +123,6 @@ sub handler { if ($Apache::lonnet::protocol{$env{'form.otherserver'}} eq 'https') { $protocol = $Apache::lonnet::protocol{$env{'form.otherserver'}}; } - unless ($env{'form.otherserver'} eq $r->dir_config('lonHostID')) { - my $alias = &Apache::lonnet::use_proxy_alias($r,$env{'form.otherserver'}); - $switch_to = $alias if ($alias ne ''); - } } if ($env{'user.name'} eq 'public' @@ -155,72 +151,38 @@ sub handler { $skip_canhost_check = 1; } } elsif ($env{'form.role'} =~ m{^[ac]a\./($match_domain)/($match_username)$}) { - if (&Apache::lonnet::homeserver($2,$1) eq $env{'form.otherserver'}) { - $skip_canhost_check = 1; + my ($audom,$auname) = ($1,$2); + if (&Apache::lonnet::homeserver($auname,$audom) eq $env{'form.otherserver'}) { + if ((&Apache::lonnet::will_trust('othcoau',$env{'user.domain'},$audom)) && + (&Apache::lonnet::will_trust('coaurem',$audom,$env{'user.domain'}))) { + $skip_canhost_check = 1; + } } } } } unless ($skip_canhost_check) { - my $canhost = &Apache::lonnet::can_switchserver($env{'user.domain'},$env{'form.otherserver'}); - unless ($canhost) { - if (($env{'request.course.id'}) && ($env{'form.symb'} ne '') && - (&Apache::lonnet::allowed('mdc',$env{'request.course.id'}))) { - my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'}; - my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'}; - if (($cdom ne '') && ($cnum ne '') && ($env{'form.role'} =~ m{^([^.]+)\Q./$cdom/$cnum\E$})) { - my $symb = &Apache::lonnet::symbclean($env{'form.symb'}); - my ($map,$idx,$url) = &Apache::lonnet::decode_symb($symb); - if (&Apache::lonnet::symbverify($symb,$url)) { - my $fileloc = &Apache::lonnet::declutter(&Apache::lonnet::filelocation("",$url)); - my $resurl = &Apache::lonnet::clutter($url); - if ($resurl =~ m{^/res/($match_domain)/($match_username)/}) { - my ($audom,$auname) = ($1,$2); - if (&Apache::lonnet::homeserver($auname,$audom) eq $env{'form.otherserver'}) { - my @possroles = ("user.role.au./$audom/","user.role.ca./$audom/$auname","user.role.aa./$audom/$auname"); - my $hasrole; - foreach my $rolekey (@possroles) { - if (exists($env{$rolekey})) { - my ($start,$end) = split(/\./,$env{$rolekey}); - unless (($start && $start > $now) || ($end && $end < $now)) { - $hasrole = $rolekey; - } - if ($hasrole) { - $hasrole =~ s/^\Quser.role.\E//; - last; - } - } - } - if ($hasrole) { - $env{'form.role'} = $hasrole; - $env{'form.origurl'} = &Apache::lonnet::deversion($resurl); - $env{'form.origurl'} =~ s{^/res/}{/priv/}; - delete($env{'form.symb'}); - $canhost = 1; - if ($env{'form.edit'}) { - my $ip = &Apache::lonnet::get_requestor_ip($r,REMOTE_NOLOOKUP); - my %info=('ip' => $ip, - 'domain' => $env{'user.domain'}, - 'username' => $env{'user.name'}, - 'home' => $env{'user.home'}, - 'role' => $env{'form.role'}, - 'server' => $r->dir_config('lonHostID'), - 'origurl' => $env{'form.origurl'}); - &Apache::loncommon::content_type($r,'text/html'); - my $token = &Apache::lonnet::tmpput(\%info,$env{'form.otherserver'}); - my $url = $protocol.'://'.$switch_to.'/adm/login?'. - 'domain='.$env{'user.domain'}. - '&username='.$env{'user.name'}. - '&token='.$token; - return &do_redirect($r,$url,0); - } - } - } - } - } - } - } + my $canhost = 1; + my $uprimary_id = &Apache::lonnet::domain($env{'user.domain'},'primary'); + my $uint_dom = &Apache::lonnet::internet_dom($uprimary_id); + my @intdoms; + my $internet_names = &Apache::lonnet::get_internet_names($env{'form.otherserver'}); + if (ref($internet_names) eq 'ARRAY') { + @intdoms = @{$internet_names}; + } + unless ($uint_dom ne '' && grep(/^\Q$uint_dom\E$/,@intdoms)) { + my $serverhomeID = &Apache::lonnet::get_server_homeID($switch_to); + my $serverhomedom = &Apache::lonnet::host_domain($serverhomeID); + my %defdomdefaults = &Apache::lonnet::get_domain_defaults($serverhomedom); + my %udomdefaults = &Apache::lonnet::get_domain_defaults($env{'user.domain'}); + my $remoterev = &Apache::lonnet::get_server_loncaparev($env{'user.domain'},$env{'form.otherserver'}); + $canhost = + &Apache::lonnet::can_host_session($env{'user.domain'}, + $env{'form.otherserver'}, + $remoterev, + $udomdefaults{'remotesessions'}, + $defdomdefaults{'hostedsessions'}); } unless ($canhost) { return FORBIDDEN; } } @@ -242,11 +204,14 @@ sub handler { my $logmsg = "Switch Server to $env{'form.otherserver'}"; if ($env{'form.role'}) { $logmsg .= " with role: $env{'form.role'}"; + } elsif (($env{'form.lti.reqcrs'}) && ($env{'form.lti.reqrole'} eq 'cc')) { + $logmsg .= " to create new LTI course"; + } elsif ($env{'form.lti.selfenrollrole'}) { + $logmsg .= " to selfenroll with role: $env{'form.lti.selfenrollrole'}"; } else { $logmsg .= " (no role)"; } - my $ip = &Apache::lonnet::get_requestor_ip($r,REMOTE_NOLOOKUP); - $logmsg .= ' '.$ip; + $logmsg .= ' '.$ENV{'REMOTE_ADDR'}; &Apache::lonnet::log($env{'user.domain'},$env{'user.name'}, $env{'user.home'},$logmsg); @@ -269,9 +234,9 @@ sub handler { # ---------------------------------------------------------------- Get handover - my ($is_balancer,$setcookie,$newcookieid,$otherbalcookie); + my ($is_balancer,$setcookie,$newcookieid,$otherbalcookie,$offloadto,$dom_balancers); my $only_body = 0; - ($is_balancer,undef,$setcookie) = + ($is_balancer,undef,$setcookie,$offloadto,$dom_balancers) = &Apache::lonnet::check_loadbalancing($env{'user.name'},$env{'user.domain'},'switchserver'); if ($is_balancer && $setcookie && $env{'form.otherserver'}) { @@ -291,12 +256,25 @@ sub handler { $otherbalcookie = $env{'request.balancercookie'}; } - my %info=('ip' => $ip, - 'domain' => $env{'user.domain'}, - 'username' => $env{'user.name'}, - 'role' => $env{'form.role'}, - 'server' => $r->dir_config('lonHostID'), - 'balancer' => $is_balancer); + my %info=('ip' => $ENV{'REMOTE_ADDR'}, + 'domain' => $env{'user.domain'}, + 'username' => $env{'user.name'}, + 'home' => $env{'user.home'}, + 'role' => $env{'form.role'}, + 'server' => $r->dir_config('lonHostID'), + 'balancer' => $is_balancer, + 'dom_balancers' => $dom_balancers, + 'offloadto' => ''); + if (ref($offloadto) eq 'HASH') { + foreach my $key (keys(%{$offloadto})) { + if (ref($offloadto->{$key}) eq 'ARRAY') { + $info{'offloadto'} .= $key.'='.join(',',@{$offloadto->{$key}}).'&'; + } + } + $info{'offloadto'} =~ s/\&$//; + } elsif (ref($offloadto) eq 'ARRAY') { + $info{'offloadto'} = join(',',@{$offloadto}); + } if ($newcookieid) { $info{'balcookie'} = $newcookieid; } elsif ($otherbalcookie) { @@ -308,32 +286,61 @@ sub handler { if ($env{'form.symb'}) { $info{'symb'} = $env{'form.symb'}; } - my $ssologoutscript = ''; if ($env{'request.sso.login'}) { $info{'sso.login'} = $env{'request.sso.login'}; - if (defined($r->dir_config("lonSSOUserLogoutScriptFile_$info{domain}"))) { - if (open(my $fh,'<',$r->dir_config("lonSSOUserLogoutScriptFile_$info{domain}"))) { - $ssologoutscript .= join('',<$fh>); - close($fh); - } - } - if (defined($r->dir_config('lonSSOUserLogoutScriptFile'))) { - if (open(my $fh,'<',$r->dir_config('lonSSOUserLogoutScriptFile'))) { - $ssologoutscript .= join('',<$fh>); - close($fh); - } - } } if ($env{'request.sso.reloginserver'}) { $info{'sso.reloginserver'} = $env{'request.sso.reloginserver'}; } + if ($env{'request.linkprot'}) { + $info{'linkprot'} = $env{'request.linkprot'}; + } + if ($env{'request.deeplink.login'}) { + $info{'deeplink.login'} = $env{'request.deeplink.login'}; + if ($env{'request.linkkey'}) { + $info{'linkkey'} = $env{'request.linkkey'}; + } + } + if ($env{'request.lti.login'}) { + $info{'lti.login'} = $env{'request.lti.login'}; + } + if ($env{'request.lti.uri'}) { + $info{'lti.uri'} = $env{'request.lti.uri'}; + } + if ($env{'request.lti.reqcrs'}) { + $info{'lti.reqcrs'} = $env{'request.lti.reqcrs'}; + } + if ($env{'request.lti.reqrole'}) { + $info{'lti.reqrole'} = $env{'request.lti.reqrole'}; + } + if ($env{'request.lti.selfenrollrole'}) { + $info{'lti.selfenrollrole'} = $env{'request.lti.selfenrollrole'}; + } + if ($env{'request.lti.sourcecrs'}) { + $info{'lti.sourcecrs'} = $env{'request.lti.sourcecrs'}; + } + if ($env{'request.lti.passbackid'}) { + $info{'lti.passbackid'} = $env{'request.lti.passbackid'}; + } + if ($env{'request.lti.passbackurl'}) { + $info{'lti.passbackurl'} = $env{'request.lti.passbackurl'}; + } + if ($env{'request.lti.rosterid'}) { + $info{'lti.rosterid'} = $env{'request.lti.rosterid'}; + } + if ($env{'request.lti.rosterurl'}) { + $info{'lti.rosterurl'} = $env{'request.lti.rosterurl'}; + } + if ($env{'request.lti.target'}) { + $info{'lti.target'} = $env{'request.lti.target'}; + } my $token = &Apache::lonnet::tmpput(\%info,$env{'form.otherserver'}); my $url =$protocol.'://'.$switch_to.'/adm/login?'. 'domain='.$env{'user.domain'}. '&username='.$env{'user.name'}. '&token='.$token; # --------------------------------------------------------------- Screen Output - return &do_redirect($r, $url, $only_body, $ssologoutscript); + return &do_redirect($r, $url, $only_body); } 1;