version 1.42, 2018/11/24 16:19:04
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version 1.52, 2020/12/18 15:23:03
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Line 31 package Apache::switchserver;
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Line 31 package Apache::switchserver;
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use strict; |
use strict; |
use Apache::Constants qw(:common); |
use Apache::Constants qw(:common); |
use Apache::lonnet; |
use Apache::lonnet; |
use Apache::lonmenu; |
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use Digest::MD5 qw(md5_hex); |
use Digest::MD5 qw(md5_hex); |
use CGI::Cookie(); |
use CGI::Cookie(); |
use Apache::lonlocal; |
use Apache::lonlocal; |
Line 57 sub init_env {
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Line 56 sub init_env {
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sub do_redirect { |
sub do_redirect { |
my ($r,$url,$only_body,$extra_text) = @_; |
my ($r,$url,$only_body,$extra_text) = @_; |
$r->send_http_header; |
$r->send_http_header; |
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my $delay = 0.5; |
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if ($only_body) { |
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$delay = 0; |
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} |
my $start_page = |
my $start_page = |
&Apache::loncommon::start_page('Switching Server ...',undef, |
&Apache::loncommon::start_page('Switching Server ...',undef, |
{'redirect' => [0.5,$url], |
{'redirect' => [$delay,$url], |
'only_body' => $only_body,}); |
'only_body' => $only_body,}); |
my $end_page = &Apache::loncommon::end_page(); |
my $end_page = &Apache::loncommon::end_page(); |
$r->print($start_page.$extra_text.$end_page); |
$r->print($start_page.$extra_text.$end_page); |
Line 69 sub do_redirect {
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Line 72 sub do_redirect {
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return OK; |
return OK; |
} |
} |
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sub balancer_cookieid { |
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my ($r,$desthost,$uname,$udom) = @_; |
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my @hosts = &Apache::lonnet::current_machine_ids(); |
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my $newcookieid; |
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unless (grep(/^\Q$desthost\E$/,@hosts)) { |
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my $balancedir=$r->dir_config('lonBalanceDir'); |
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$newcookieid = &md5_hex(&md5_hex(time.{}.rand().$$)); |
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my $cookie = $udom.'_'.$uname.'_'.$newcookieid; |
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my $balcookie = "balanceID=$cookie; path=/; HttpOnly;"; |
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if (open(my $fh,'>',"$balancedir/$cookie.id")) { |
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print $fh $desthost; |
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close($fh); |
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$r->headers_out->add('Set-cookie' => $balcookie); |
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} |
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} |
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return $newcookieid; |
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} |
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sub flush_course_logs { |
sub flush_course_logs { |
&Apache::lonnet::flushcourselogs(); |
&Apache::lonnet::flushcourselogs(); |
return OK; |
return OK; |
Line 117 sub handler {
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Line 138 sub handler {
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} |
} |
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my $skip_canhost_check = ''; |
my $skip_canhost_check = ''; |
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my $now = time; |
if ($env{'form.role'}) { |
if ($env{'form.role'}) { |
if (!exists($env{'user.role.'.$env{'form.role'}})) { |
if (!exists($env{'user.role.'.$env{'form.role'}})) { |
delete($env{'form.role'}); |
delete($env{'form.role'}); |
} else { |
} else { |
my $now = time; |
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my ($start,$end) = split(/\./,$env{'user.role.'.$env{'form.role'}}); |
my ($start,$end) = split(/\./,$env{'user.role.'.$env{'form.role'}}); |
if (($start && $start > $now) || ($end && $end < $now)) { |
if (($start && $start > $now) || ($end && $end < $now)) { |
delete($env{'form.role'}); |
delete($env{'form.role'}); |
Line 132 sub handler {
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Line 153 sub handler {
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} elsif ($env{'form.role'} =~ m{^[ac]a\./($match_domain)/($match_username)$}) { |
} elsif ($env{'form.role'} =~ m{^[ac]a\./($match_domain)/($match_username)$}) { |
my ($audom,$auname) = ($1,$2); |
my ($audom,$auname) = ($1,$2); |
if (&Apache::lonnet::homeserver($auname,$audom) eq $env{'form.otherserver'}) { |
if (&Apache::lonnet::homeserver($auname,$audom) eq $env{'form.otherserver'}) { |
if ((&Apache::lonnet::will_trust('othcoau',$audom,$env{'user.domain'})) && |
if ((&Apache::lonnet::will_trust('othcoau',$env{'user.domain'},$audom)) && |
(&Apache::lonnet::will_trust('coremau',$env{'user.domain'},$audom))) { |
(&Apache::lonnet::will_trust('coaurem',$audom,$env{'user.domain'}))) { |
$skip_canhost_check = 1; |
$skip_canhost_check = 1; |
} |
} |
} |
} |
Line 177 sub handler {
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Line 198 sub handler {
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} |
} |
} |
} |
} |
} |
my $now = time; |
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my %temp=('switchserver' => $now.':'.$env{'form.otherserver'}, |
my %temp=('switchserver' => $now.':'.$env{'form.otherserver'}, |
$env{'form.role'}); |
$env{'form.role'}); |
&Apache::lonnet::put('email_status',\%temp); |
&Apache::lonnet::put('email_status',\%temp); |
Line 191 sub handler {
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Line 211 sub handler {
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} else { |
} else { |
$logmsg .= " (no role)"; |
$logmsg .= " (no role)"; |
} |
} |
$logmsg .= ' '.$ENV{'REMOTE_ADDR'}; |
my $ip = &Apache::lonnet::get_requestor_ip(); |
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$logmsg .= ' '.$ip; |
&Apache::lonnet::log($env{'user.domain'},$env{'user.name'}, |
&Apache::lonnet::log($env{'user.domain'},$env{'user.name'}, |
$env{'user.home'},$logmsg); |
$env{'user.home'},$logmsg); |
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Line 211 sub handler {
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Line 232 sub handler {
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return OK; |
return OK; |
} |
} |
# -------------------------------------------------------- Menu script and info |
# -------------------------------------------------------- Menu script and info |
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# ---------------------------------------------------------------- Get handover |
# ---------------------------------------------------------------- Get handover |
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my $newcookieid; |
my ($is_balancer,$setcookie,$newcookieid,$otherbalcookie,$offloadto,$dom_balancers); |
(my $is_balancer,undef,my $setcookie) = |
my $only_body = 0; |
&Apache::lonnet::check_loadbalancing($env{'user.name'},$env{'user.domain'}); |
($is_balancer,undef,$setcookie,$offloadto,$dom_balancers) = |
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&Apache::lonnet::check_loadbalancing($env{'user.name'},$env{'user.domain'},'switchserver'); |
if ($is_balancer && $setcookie && $env{'form.otherserver'}) { |
if ($is_balancer && $setcookie && $env{'form.otherserver'}) { |
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# Set a balancer cookie unless browser already sent LON-CAPA load balancer |
# Set a balancer cookie unless browser already sent LON-CAPA load balancer |
# cookie which points at the target server |
# cookie which points at the target server |
my ($found_server,$balancer_cookie) = &Apache::lonnet::check_for_balancer_cookie($r,1); |
my ($found_server,$balancer_cookie) = &Apache::lonnet::check_for_balancer_cookie($r,1); |
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unless (($found_server eq $env{'form.otherserver'}) && |
if (($found_server eq $env{'form.otherserver'}) && |
($balancer_cookie =~ /^\Q$env{'user.domain'}\E_\Q$env{'user.name'}\E_/)) { |
($balancer_cookie =~ /^\Q$env{'user.domain'}\E_\Q$env{'user.name'}\E_/)) { |
my @hosts = &Apache::lonnet::current_machine_ids(); |
$only_body = 1; |
my $desthost = $env{'form.otherserver'}; |
} else { |
unless (grep(/^\Q$desthost\E$/,@hosts)) { |
$newcookieid = &balancer_cookieid($r,$env{'form.otherserver'}, |
my $balancedir=$r->dir_config('lonBalanceDir'); |
$env{'user.name'},$env{'user.domain'}); |
$newcookieid = &md5_hex(&md5_hex($now.{}.rand().$$)); |
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my $cookie = $env{'user.domain'}.'_'.$env{'user.name'}.'_'.$newcookieid; |
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my $balcookie = "balanceID=$cookie; path=/; HttpOnly;"; |
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if (open(my $fh,'>',"$balancedir/$cookie.id")) { |
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print $fh $env{'form.otherserver'}; |
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close($fh); |
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} |
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$r->headers_out->add('Set-cookie' => $balcookie); |
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} |
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} |
} |
} |
} |
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if ((!$is_balancer) && ($env{'request.balancercookie'})) { |
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$otherbalcookie = $env{'request.balancercookie'}; |
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} |
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my %info=('ip' => $ENV{'REMOTE_ADDR'}, |
my %info=('ip' => $ENV{'REMOTE_ADDR'}, |
'domain' => $env{'user.domain'}, |
'domain' => $env{'user.domain'}, |
'username' => $env{'user.name'}, |
'username' => $env{'user.name'}, |
'role' => $env{'form.role'}, |
'home' => $env{'user.home'}, |
'server' => $r->dir_config('lonHostID'), |
'role' => $env{'form.role'}, |
'balancer' => $is_balancer); |
'server' => $r->dir_config('lonHostID'), |
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'balancer' => $is_balancer, |
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'dom_balancers' => $dom_balancers, |
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'offloadto' => ''); |
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if (ref($offloadto) eq 'HASH') { |
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foreach my $key (keys(%{$offloadto})) { |
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if (ref($offloadto->{$key}) eq 'ARRAY') { |
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$info{'offloadto'} .= $key.'='.join(',',@{$offloadto->{$key}}).'&'; |
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} |
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} |
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$info{'offloadto'} =~ s/\&$//; |
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} elsif (ref($offloadto) eq 'ARRAY') { |
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$info{'offloadto'} = join(',',@{$offloadto}); |
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} |
if ($newcookieid) { |
if ($newcookieid) { |
$info{'balcookie'} = $newcookieid; |
$info{'balcookie'} = $newcookieid; |
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} elsif ($otherbalcookie) { |
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$info{'otherbalcookie'} = $otherbalcookie; |
} |
} |
if ($env{'form.origurl'}) { |
if ($env{'form.origurl'}) { |
$info{'origurl'} = $env{'form.origurl'}; |
$info{'origurl'} = $env{'form.origurl'}; |
Line 262 sub handler {
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Line 293 sub handler {
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if ($env{'request.sso.reloginserver'}) { |
if ($env{'request.sso.reloginserver'}) { |
$info{'sso.reloginserver'} = $env{'request.sso.reloginserver'}; |
$info{'sso.reloginserver'} = $env{'request.sso.reloginserver'}; |
} |
} |
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if ($env{'request.linkprot'}) { |
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$info{'linkprot'} = $env{'request.linkprot'}; |
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} |
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if ($env{'request.deeplink.login'}) { |
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$info{'deeplink.login'} = $env{'request.deeplink.login'}; |
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if ($env{'request.linkkey'}) { |
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$info{'linkkey'} = $env{'request.linkkey'}; |
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} |
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} |
if ($env{'request.lti.login'}) { |
if ($env{'request.lti.login'}) { |
$info{'lti.login'} = $env{'request.lti.login'}; |
$info{'lti.login'} = $env{'request.lti.login'}; |
} |
} |
Line 301 sub handler {
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Line 341 sub handler {
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'&username='.$env{'user.name'}. |
'&username='.$env{'user.name'}. |
'&token='.$token; |
'&token='.$token; |
# --------------------------------------------------------------- Screen Output |
# --------------------------------------------------------------- Screen Output |
return &do_redirect($r, $url, 0); |
return &do_redirect($r, $url, $only_body); |
} |
} |
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1; |
1; |