version 1.105, 2010/07/17 20:02:02
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version 1.113, 2011/06/10 01:21:36
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Line 40 use Apache::lonmenu();
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Line 40 use Apache::lonmenu();
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use Apache::createaccount; |
use Apache::createaccount; |
use Fcntl qw(:flock); |
use Fcntl qw(:flock); |
use Apache::lonlocal; |
use Apache::lonlocal; |
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use Apache::File (); |
use HTML::Entities; |
use HTML::Entities; |
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# ------------------------------------------------------------ Successful login |
# ------------------------------------------------------------ Successful login |
Line 81 sub success {
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Line 82 sub success {
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my $now=time; |
my $now=time; |
my $then=$env{'user.login.time'}; |
my $then=$env{'user.login.time'}; |
my $refresh=$env{'user.refresh.time'}; |
my $refresh=$env{'user.refresh.time'}; |
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my $update=$env{'user.update.time'}; |
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if (!$update) { |
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$update = $then; |
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} |
if (exists($env{$envkey})) { |
if (exists($env{$envkey})) { |
my ($role,$where,$trolecode,$tstart,$tend,$tremark,$tstatus); |
my ($role,$where,$trolecode,$tstart,$tend,$tremark,$tstatus); |
&Apache::lonnet::role_status($envkey,$then,$refresh,$now,\$role,\$where, |
&Apache::lonnet::role_status($envkey,$update,$refresh,$now,\$role,\$where, |
\$trolecode,\$tstatus,\$tstart,\$tend); |
\$trolecode,\$tstatus,\$tstart,\$tend); |
if ($tstatus eq 'is') { |
if ($tstatus eq 'is') { |
$destination .= ($destination =~ /\?/) ? '&' : '?'; |
$destination .= ($destination =~ /\?/) ? '&' : '?'; |
Line 110 sub success {
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Line 115 sub success {
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$destination .= '&destinationurl='.$destsymb; |
$destination .= '&destinationurl='.$destsymb; |
} |
} |
} |
} |
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if ($destination =~ m{^/adm/roles}) { |
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$destination .= ($destination =~ /\?/) ? '&' : '?'; |
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$destination .= 'source=login'; |
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} |
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my $windowinfo = Apache::lonhtmlcommon::scripttag('self.name="loncapaclient";'); |
my $windowinfo = Apache::lonhtmlcommon::scripttag('self.name="loncapaclient";'); |
my $header = '<meta HTTP-EQUIV="Refresh" CONTENT="0; url='.$destination.'" />'; |
my $header = '<meta HTTP-EQUIV="Refresh" CONTENT="0; url='.$destination.'" />'; |
Line 129 sub success {
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Line 138 sub success {
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my %lt=&Apache::lonlocal::texthash( |
my %lt=&Apache::lonlocal::texthash( |
'wel' => 'Welcome', |
'wel' => 'Welcome', |
'mes' => 'Welcome to the Learning<i>Online</i> Network with CAPA. Please wait while your session is being set up.', |
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'pro' => 'Login problems?', |
'pro' => 'Login problems?', |
'log' => 'loginproblems.html', |
'log' => 'loginproblems.html', |
); |
); |
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my $welcome = &mt('Welcome to the Learning[_1]Online[_2] Network with CAPA. Please wait while your session is being set up.','<i>','</i>'); |
$r->print(<<ENDSUCCESS); |
$r->print(<<ENDSUCCESS); |
$start_page |
$start_page |
$windowinfo |
$windowinfo |
<h1>$lt{'wel'}</h1> |
<h1>$lt{'wel'}</h1> |
$lt{'mes'}<p> |
$welcome<p> |
<a href="/adm/$lt{'log'}">$lt{'pro'}</a></p> |
<a href="/adm/$lt{'log'}">$lt{'pro'}</a></p> |
$continuelink |
$continuelink |
$end_page |
$end_page |
Line 351 sub handler {
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Line 360 sub handler {
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&Apache::lonnet::get_dom('configuration',['usercreation'],$form{'udom'}); |
&Apache::lonnet::get_dom('configuration',['usercreation'],$form{'udom'}); |
if (grep(/^login$/,@cancreate)) { |
if (grep(/^login$/,@cancreate)) { |
my $domdesc = &Apache::lonnet::domain($form{'udom'},'description'); |
my $domdesc = &Apache::lonnet::domain($form{'udom'},'description'); |
&check_can_host($r,\%form,'no_account_on_host',$domdesc); |
unless (&check_can_host($r,\%form,'no_account_on_host',$domdesc)) { |
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return OK; |
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} |
my $start_page = |
my $start_page = |
&Apache::loncommon::start_page('Create a user account in LON-CAPA'); |
&Apache::loncommon::start_page('Create a user account in LON-CAPA'); |
my $lonhost = $r->dir_config('lonHostID'); |
my $lonhost = $r->dir_config('lonHostID'); |
Line 403 sub handler {
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Line 414 sub handler {
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} |
} |
} |
} |
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&check_can_host($r,\%form,$authhost); |
unless (&check_can_host($r,\%form,$authhost)) { |
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return OK; |
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} |
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if ($r->dir_config("lonBalancer") eq 'yes') { |
if ($r->dir_config("lonBalancer") eq 'yes') { |
&success($r,$form{'uname'},$form{'udom'},$authhost,'noredirect',undef, |
&success($r,$form{'uname'},$form{'udom'},$authhost,'noredirect',undef, |
\%form); |
\%form); |
my ($otherserver) = &choose_server($form{'udom'}); |
my $otherserver = &Apache::lonnet::spareserver(30000,undef,1,$form{'udom'}); |
$r->internal_redirect('/adm/switchserver?otherserver='.$otherserver); |
$r->internal_redirect('/adm/switchserver?otherserver='.$otherserver.'&origurl='.$firsturl); |
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return OK; |
} else { |
} else { |
&success($r,$form{'uname'},$form{'udom'},$authhost,$firsturl,undef, |
# ------------------------------------------------------- Do the load balancing |
\%form); |
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# ---------------------------------------------------------- Determine own load |
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my $loadlim = $r->dir_config('lonLoadLim'); |
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my $loadavg; |
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{ |
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my $loadfile=Apache::File->new('/proc/loadavg'); |
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$loadavg=<$loadfile>; |
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} |
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$loadavg =~ s/\s.*//g; |
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my $loadpercent=sprintf("%.1f",100*$loadavg/$loadlim); |
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my $userloadpercent=&Apache::lonnet::userload(); |
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# ---------------------------------------------------------- Are we overloaded? |
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if ((($userloadpercent>100.0)||($loadpercent>100.0))) { |
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my $unloaded=Apache::lonnet::spareserver($loadpercent,$userloadpercent,1,$form{'udom'}); |
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if ($unloaded) { |
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&success($r,$form{'uname'},$form{'udom'},$authhost,'noredirect', |
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undef,\%form); |
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$r->internal_redirect('/adm/switchserver?otherserver='.$unloaded.'&origurl='.$firsturl); |
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return OK; |
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} |
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} |
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&success($r,$form{'uname'},$form{'udom'},$authhost,$firsturl,undef, |
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\%form); |
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return OK; |
} |
} |
return OK; |
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} |
} |
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sub check_can_host { |
sub check_can_host { |
my ($r,$form,$authhost,$domdesc) = @_; |
my ($r,$form,$authhost,$domdesc) = @_; |
return unless (ref($form) eq 'HASH'); |
return unless (ref($form) eq 'HASH'); |
my $canhost = 1; |
my $canhost = 1; |
my @machinedoms = &Apache::lonnet::current_machine_domains(); |
my $lonhost = $r->dir_config('lonHostID'); |
my $udom = $form->{'udom'}; |
my $udom = $form->{'udom'}; |
unless (grep(/^\Q$udom\E/,@machinedoms)) { |
my @intdoms; |
my $defdom = &Apache::lonnet::default_login_domain(); |
my $internet_names = &Apache::lonnet::get_internet_names($lonhost); |
my %defdomdefaults = &Apache::lonnet::get_domain_defaults($defdom); |
if (ref($internet_names) eq 'ARRAY') { |
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@intdoms = @{$internet_names}; |
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} |
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my $uprimary_id = &Apache::lonnet::domain($udom,'primary'); |
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my $uint_dom = &Apache::lonnet::internet_dom($uprimary_id); |
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unless ($uint_dom ne '' && grep(/^\Q$uint_dom\E$/,@intdoms)) { |
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my $machine_dom = &Apache::lonnet::host_domain($lonhost); |
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my $hostname = &Apache::lonnet::hostname($lonhost); |
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my $serverhomeID = &Apache::lonnet::get_server_homeID($hostname); |
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my $serverhomedom = &Apache::lonnet::host_domain($serverhomeID); |
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my %defdomdefaults = &Apache::lonnet::get_domain_defaults($serverhomedom); |
my %udomdefaults = &Apache::lonnet::get_domain_defaults($udom); |
my %udomdefaults = &Apache::lonnet::get_domain_defaults($udom); |
my $loncaparev; |
my $loncaparev; |
if ($authhost eq 'no_account_on_host') { |
if ($authhost eq 'no_account_on_host') { |
$loncaparev = &Apache::lonnet::get_server_loncaparev($defdom); |
$loncaparev = &Apache::lonnet::get_server_loncaparev($machine_dom); |
} else { |
} else { |
$loncaparev = &Apache::lonnet::get_server_loncaparev($defdom,$authhost); |
$loncaparev = &Apache::lonnet::get_server_loncaparev($machine_dom,$lonhost); |
} |
} |
$canhost = &Apache::lonnet::can_host_session($udom,$defdom,$loncaparev,$udomdefaults{'remotesessions'},$defdomdefaults{'hostedsessions'}); |
$canhost = &Apache::lonnet::can_host_session($udom,$lonhost,$loncaparev, |
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$udomdefaults{'remotesessions'}, |
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$defdomdefaults{'hostedsessions'}); |
} |
} |
unless ($canhost) { |
unless ($canhost) { |
if ($authhost eq 'no_account_on_host') { |
if ($authhost eq 'no_account_on_host') { |
my ($login_host,$hostname) = &choose_server($udom); |
my ($login_host,$hostname) = &Apache::lonnet::choose_server($udom); |
&Apache::loncommon::content_type($r,'text/html'); |
&Apache::loncommon::content_type($r,'text/html'); |
$r->send_http_header; |
$r->send_http_header; |
if ($login_host ne '') { |
if ($login_host ne '') { |
Line 457 sub check_can_host {
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Line 506 sub check_can_host {
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'<p>'.&mt('Currently a LON-CAPA server is not available within the [_1] domain for you to log-in to, to create an account.',$domdesc).'</p>'. |
'<p>'.&mt('Currently a LON-CAPA server is not available within the [_1] domain for you to log-in to, to create an account.',$domdesc).'</p>'. |
&Apache::loncommon::end_page()); |
&Apache::loncommon::end_page()); |
} |
} |
return OK; |
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} else { |
} else { |
&success($r,$form->{'uname'},$udom,$authhost,'noredirect',undef, |
&success($r,$form->{'uname'},$udom,$authhost,'noredirect',undef, |
$form); |
$form); |
my ($otherserver) = &choose_server($udom); |
my ($otherserver) = &Apache::lonnet::choose_server($udom); |
$r->internal_redirect('/adm/switchserver?otherserver='.$otherserver); |
$r->internal_redirect('/adm/switchserver?otherserver='.$otherserver); |
} |
} |
} |
} |
} |
return $canhost; |
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sub choose_server { |
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my ($udom) = @_; |
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my %domconfhash = &Apache::loncommon::get_domainconf($udom); |
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my %servers = &Apache::lonnet::get_servers($udom); |
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my $lowest_load = 30000; |
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my ($login_host,$hostname); |
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foreach my $lonhost (keys(%servers)) { |
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my $loginvia = $domconfhash{$udom.'.login.loginvia_'.$lonhost}; |
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if ($loginvia eq '') { |
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($login_host, $lowest_load) = |
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&Apache::lonnet::compare_server_load($lonhost, $login_host, $lowest_load); |
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} |
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} |
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if ($login_host ne '') { |
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$hostname = $servers{$login_host}; |
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} |
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return ($login_host,$hostname); |
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} |
} |
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1; |
1; |