--- loncom/lonnet/perl/lonnet.pm 2014/04/23 10:50:53 1.1172.2.44
+++ loncom/lonnet/perl/lonnet.pm 2014/10/24 00:37:15 1.1172.2.56
@@ -1,7 +1,7 @@
# The LearningOnline Network
# TCP networking package
#
-# $Id: lonnet.pm,v 1.1172.2.44 2014/04/23 10:50:53 raeburn Exp $
+# $Id: lonnet.pm,v 1.1172.2.56 2014/10/24 00:37:15 raeburn Exp $
#
# Copyright Michigan State University Board of Trustees
#
@@ -956,13 +956,30 @@ sub has_user_session {
# --------- determine least loaded server in a user's domain which allows login
sub choose_server {
- my ($udom,$checkloginvia,$required) = @_;
+ my ($udom,$checkloginvia,$required,$skiploadbal) = @_;
my %domconfhash = &Apache::loncommon::get_domainconf($udom);
my %servers = &get_servers($udom);
my $lowest_load = 30000;
- my ($login_host,$hostname,$portal_path,$isredirect);
+ my ($login_host,$hostname,$portal_path,$isredirect,$balancers);
+ if ($skiploadbal) {
+ ($balancers,my $cached)=&is_cached_new('loadbalancing',$udom);
+ unless (defined($cached)) {
+ my $cachetime = 60*60*24;
+ my %domconfig =
+ &Apache::lonnet::get_dom('configuration',['loadbalancing'],$udom);
+ if (ref($domconfig{'loadbalancing'}) eq 'HASH') {
+ $balancers = &do_cache_new('loadbalancing',$udom,$domconfig{'loadbalancing'},
+ $cachetime);
+ }
+ }
+ }
foreach my $lonhost (keys(%servers)) {
my $loginvia;
+ if ($skiploadbal) {
+ if (ref($balancers) eq 'HASH') {
+ next if (exists($balancers->{$lonhost}));
+ }
+ }
if ($checkloginvia) {
$loginvia = $domconfhash{$udom.'.login.loginvia_'.$lonhost};
if ($loginvia) {
@@ -2006,7 +2023,8 @@ sub get_domain_defaults {
&Apache::lonnet::get_dom('configuration',['defaults','quotas',
'requestcourses','inststatus',
'coursedefaults','usersessions',
- 'requestauthor','selfenrollment'],$domain);
+ 'requestauthor','selfenrollment',
+ 'coursecategories'],$domain);
my @coursetypes = ('official','unofficial','community','textbook');
if (ref($domconfig{'defaults'}) eq 'HASH') {
$domdefaults{'lang_def'} = $domconfig{'defaults'}{'lang_def'};
@@ -2097,6 +2115,16 @@ sub get_domain_defaults {
}
}
}
+ if (ref($domconfig{'coursecategories'}) eq 'HASH') {
+ $domdefaults{'catauth'} = 'std';
+ $domdefaults{'catunauth'} = 'std';
+ if ($domconfig{'coursecategories'}{'auth'}) {
+ $domdefaults{'catauth'} = $domconfig{'coursecategories'}{'auth'};
+ }
+ if ($domconfig{'coursecategories'}{'unauth'}) {
+ $domdefaults{'catunauth'} = $domconfig{'coursecategories'}{'unauth'};
+ }
+ }
&do_cache_new('domdefaults',$domain,\%domdefaults,$cachetime);
return %domdefaults;
}
@@ -5676,18 +5704,17 @@ sub dump {
if (!$uname) { $uname=$env{'user.name'}; }
my $uhome=&homeserver($uname,$udomain);
- my $reply;
+ if ($regexp) {
+ $regexp=&escape($regexp);
+ } else {
+ $regexp='.';
+ }
if (grep { $_ eq $uhome } ¤t_machine_ids()) {
# user is hosted on this machine
- $reply = LONCAPA::Lond::dump_with_regexp(join(':', ($udomain,
+ my $reply = LONCAPA::Lond::dump_with_regexp(join(':', ($udomain,
$uname, $namespace, $regexp, $range)), $perlvar{'lonVersion'});
return %{&unserialize($reply, $escapedkeys)};
}
- if ($regexp) {
- $regexp=&escape($regexp);
- } else {
- $regexp='.';
- }
my $rep=&reply("dump:$udomain:$uname:$namespace:$regexp:$range",$uhome);
my @pairs=split(/\&/,$rep);
my %returnhash=();
@@ -5735,7 +5762,15 @@ sub currentdump {
$sdom = $env{'user.domain'} if (! defined($sdom));
$sname = $env{'user.name'} if (! defined($sname));
my $uhome = &homeserver($sname,$sdom);
- my $rep=reply('currentdump:'.$sdom.':'.$sname.':'.$courseid,$uhome);
+ my $rep;
+
+ if (grep { $_ eq $uhome } current_machine_ids()) {
+ $rep = LONCAPA::Lond::dump_profile_database(join(":", ($sdom, $sname,
+ $courseid)));
+ } else {
+ $rep = reply('currentdump:'.$sdom.':'.$sname.':'.$courseid,$uhome);
+ }
+
return if ($rep =~ /^(error:|no_such_host)/);
#
my %returnhash=();
@@ -6028,10 +6063,15 @@ sub get_timebased_id {
my %inuse = &Apache::lonnet::dump('nohist_'.$namespace,$cdom,$cnum,$prefix);
my $id = time;
$newid = $id;
+ if ($idtype eq 'addcode') {
+ $newid .= &sixnum_code();
+ }
my $idtries = 0;
while (exists($inuse{$prefix."\0".$newid}) && $idtries < $maxtries) {
if ($idtype eq 'concat') {
$newid = $id.$idtries;
+ } elsif ($idtype eq 'addcode') {
+ $newid = $newid.&sixnum_code();
} else {
$newid ++;
}
@@ -6048,6 +6088,7 @@ sub get_timebased_id {
$error = 'error saving new item: '.$putresult;
}
} else {
+ undef($newid);
$error = ('error: no unique suffix available for the new item ');
}
# remove lock
@@ -6060,6 +6101,14 @@ sub get_timebased_id {
return ($newid,$dellock,$error);
}
+sub sixnum_code {
+ my $code;
+ for (0..6) {
+ $code .= int( rand(9) );
+ }
+ return $code;
+}
+
# -------------------------------------------------- portfolio access checking
sub portfolio_access {
@@ -7960,7 +8009,7 @@ sub auto_validate_class_sec {
sub auto_crsreq_update {
my ($cdom,$cnum,$crstype,$action,$ownername,$ownerdomain,$fullname,$title,
- $code,$inbound) = @_;
+ $code,$accessstart,$accessend,$inbound) = @_;
my ($homeserver,%crsreqresponse);
if ($cdom =~ /^$match_domain$/) {
$homeserver = &domain($cdom,'primary');
@@ -7973,7 +8022,8 @@ sub auto_crsreq_update {
my $response=&reply('autocrsrequpdate:'.$cdom.':'.$cnum.':'.&escape($crstype).
':'.&escape($action).':'.&escape($ownername).':'.
&escape($ownerdomain).':'.&escape($fullname).':'.
- &escape($title).':'.&escape($code).':'.$info,$homeserver);
+ &escape($title).':'.&escape($code).':'.
+ &escape($accessstart).':'.&escape($accessend).':'.$info,$homeserver);
unless ($response =~ /(con_lost|error|no_such_host|refused)/) {
my @items = split(/&/,$response);
foreach my $item (@items) {
@@ -10260,7 +10310,7 @@ sub metadata {
($uri =~ m|/$|) || ($uri =~ m|/.meta$|) || ($uri =~ m{^/*uploaded/.+\.sequence$})) {
return undef;
}
- if (($uri =~ /^priv/ || $uri=~/home\/httpd\/html\/priv/)
+ if (($uri =~ /^priv/ || $uri=~m{^home/httpd/html/priv})
&& &Apache::lonxml::get_state('target') =~ /^(|meta)$/) {
return undef;
}
@@ -10893,14 +10943,10 @@ sub deversion {
sub symbread {
my ($thisfn,$donotrecurse)=@_;
- my $cache_str;
- if ($thisfn ne '') {
- $cache_str='request.symbread.cached.'.$thisfn;
- if ($env{$cache_str} ne '') {
- return $env{$cache_str};
- }
- } else {
+ my $cache_str='request.symbread.cached.'.$thisfn;
+ if (defined($env{$cache_str})) { return $env{$cache_str}; }
# no filename provided? try from environment
+ unless ($thisfn) {
if ($env{'request.symb'}) {
return $env{$cache_str}=&symbclean($env{'request.symb'});
}
@@ -11317,8 +11363,12 @@ sub rndseed_CODE_64bit5 {
sub setup_random_from_rndseed {
my ($rndseed)=@_;
if ($rndseed =~/([,:])/) {
- my ($num1,$num2)=split(/[,:]/,$rndseed);
- &Math::Random::random_set_seed(abs($num1),abs($num2));
+ my ($num1,$num2) = map { abs($_); } (split(/[,:]/,$rndseed));
+ if ((!$num1) || (!$num2) || ($num1 > 2147483562) || ($num2 > 2147483398)) {
+ &Math::Random::random_set_seed_from_phrase($rndseed);
+ } else {
+ &Math::Random::random_set_seed($num1,$num2);
+ }
} else {
&Math::Random::random_set_seed_from_phrase($rndseed);
}
@@ -11709,7 +11759,9 @@ sub default_login_domain {
sub declutter {
my $thisfn=shift;
if ($thisfn=~m|^/enc/|) { $thisfn=&Apache::lonenc::unencrypted($thisfn); }
- $thisfn=~s/^\Q$perlvar{'lonDocRoot'}\E//;
+ unless ($thisfn=~m{^/home/httpd/html/priv/}) {
+ $thisfn=~s{^/home/httpd/html}{};
+ }
$thisfn=~s/^\///;
$thisfn=~s|^adm/wrapper/||;
$thisfn=~s|^adm/coursedocs/showdoc/||;
@@ -11836,7 +11888,7 @@ sub get_dns {
$alldns{$host} = $protocol;
}
while (%alldns) {
- my ($dns) = keys(%alldns);
+ my ($dns) = sort { $b cmp $a } keys(%alldns);
my $ua=new LWP::UserAgent;
$ua->timeout(30);
my $request=new HTTP::Request('GET',"$alldns{$dns}://$dns$url");
@@ -11862,8 +11914,22 @@ sub get_dns {
# ------------------------------------------------------Get DNS checksums file
sub parse_dns_checksums_tab {
my ($lines,$hashref) = @_;
- my $machine_dom = &Apache::lonnet::host_domain($perlvar{'lonHostID'});
+ my $lonhost = $perlvar{'lonHostID'};
+ my $machine_dom = &Apache::lonnet::host_domain($lonhost);
my $loncaparev = &get_server_loncaparev($machine_dom);
+ my $distro = (split(/\:/,&get_server_distarch($lonhost)))[0];
+ my $webconfdir = '/etc/httpd/conf';
+ if ($distro =~ /^(ubuntu|debian)(\d+)$/) {
+ $webconfdir = '/etc/apache2';
+ } elsif ($distro =~ /^sles(\d+)$/) {
+ if ($1 >= 10) {
+ $webconfdir = '/etc/apache2';
+ }
+ } elsif ($distro =~ /^suse(\d+\.\d+)$/) {
+ if ($1 >= 10.0) {
+ $webconfdir = '/etc/apache2';
+ }
+ }
my ($release,$timestamp) = split(/\-/,$loncaparev);
my (%chksum,%revnum);
if (ref($lines) eq 'ARRAY') {
@@ -11872,6 +11938,11 @@ sub parse_dns_checksums_tab {
if ($version eq $release) {
foreach my $line (@{$lines}) {
my ($file,$version,$shasum) = split(/,/,$line);
+ if ($file =~ m{^/etc/httpd/conf}) {
+ if ($webconfdir eq '/etc/apache2') {
+ $file =~ s{^\Q/etc/httpd/conf/\E}{$webconfdir/};
+ }
+ }
$chksum{$file} = $shasum;
$revnum{$file} = $version;
}
@@ -11889,7 +11960,7 @@ sub parse_dns_checksums_tab {
sub fetch_dns_checksums {
my %checksums;
my $machine_dom = &Apache::lonnet::host_domain($perlvar{'lonHostID'});
- my $loncaparev = &get_server_loncaparev($machine_dom);
+ my $loncaparev = &get_server_loncaparev($machine_dom,$perlvar{'lonHostID'});
my ($release,$timestamp) = split(/\-/,$loncaparev);
&get_dns("/adm/dns/checksums/$release",\&parse_dns_checksums_tab,1,1,
\%checksums);
@@ -13677,7 +13748,8 @@ filelocation except for hrefs
=item *
-declutter() : declutters URLs (remove docroot, beginning slashes, 'res' etc)
+declutter() : declutters URLs -- remove beginning slashes, 'res' etc.
+also removes beginning /home/httpd/html unless /priv/ follows it.
=back