--- loncom/lond 2006/08/25 17:22:59 1.337
+++ loncom/lond 2007/06/18 22:49:52 1.375
@@ -2,7 +2,7 @@
# The LearningOnline Network
# lond "LON Daemon" Server (port "LOND" 5663)
#
-# $Id: lond,v 1.337 2006/08/25 17:22:59 albertel Exp $
+# $Id: lond,v 1.375 2007/06/18 22:49:52 albertel Exp $
#
# Copyright Michigan State University Board of Trustees
#
@@ -33,6 +33,7 @@ use strict;
use lib '/home/httpd/lib/perl/';
use LONCAPA;
use LONCAPA::Configuration;
+use Apache::lonnet;
use IO::Socket;
use IO::File;
@@ -40,16 +41,15 @@ use IO::File;
use POSIX;
use Crypt::IDEA;
use LWP::UserAgent();
+use Digest::MD5 qw(md5_hex);
use GDBM_File;
use Authen::Krb4;
use Authen::Krb5;
-use lib '/home/httpd/lib/perl/';
use localauth;
use localenroll;
use localstudentphoto;
use File::Copy;
use File::Find;
-use LONCAPA::ConfigFileEdit;
use LONCAPA::lonlocal;
use LONCAPA::lonssl;
use Fcntl qw(:flock);
@@ -59,7 +59,7 @@ my $DEBUG = 0; # Non zero to ena
my $status='';
my $lastlog='';
-my $VERSION='$Revision: 1.337 $'; #' stupid emacs
+my $VERSION='$Revision: 1.375 $'; #' stupid emacs
my $remoteVERSION;
my $currenthostid="default";
my $currentdomainid;
@@ -69,7 +69,6 @@ my $clientip; # IP address of client.
my $clientname; # LonCAPA name of client.
my $server;
-my $thisserver; # DNS of us.
my $keymode;
@@ -85,12 +84,6 @@ my $tmpsnum = 0; # Id of tmpputs.
my $ConnectionType;
-my %hostid; # ID's for hosts in cluster by ip.
-my %hostdom; # LonCAPA domain for hosts in cluster.
-my %hostname; # DNSname -> ID's mapping.
-my %hostip; # IPs for hosts in cluster.
-my %hostdns; # ID's of hosts looked up by DNS name.
-
my %managers; # Ip -> manager names
my %perlvar; # Will have the apache conf defined perl vars.
@@ -178,19 +171,16 @@ sub ResetStatistics {
# $Socket - Socket open on client.
# $initcmd - The full text of the init command.
#
-# Implicit inputs:
-# $thisserver - Our DNS name.
-#
# Returns:
# IDEA session key on success.
# undef on failure.
#
sub LocalConnection {
my ($Socket, $initcmd) = @_;
- Debug("Attempting local connection: $initcmd client: $clientip me: $thisserver");
+ Debug("Attempting local connection: $initcmd client: $clientip");
if($clientip ne "127.0.0.1") {
&logthis(' LocalConnection rejecting non local: '
- ."$clientip ne $thisserver ");
+ ."$clientip ne 127.0.0.1 ");
close $Socket;
return undef;
} else {
@@ -424,7 +414,7 @@ sub ReadManagerTable {
if ($host =~ "^#") { # Comment line.
next;
}
- if (!defined $hostip{$host}) { # This is a non cluster member
+ if (!defined &Apache::lonnet::get_host_ip($host)) { # This is a non cluster member
# The entry is of the form:
# cluname:hostname
# cluname - A 'cluster hostname' is needed in order to negotiate
@@ -442,7 +432,7 @@ sub ReadManagerTable {
}
} else {
logthis(' existing host'." $host\n");
- $managers{$hostip{$host}} = $host; # Use info from cluster tab if clumemeber
+ $managers{&Apache::lonnet::get_host_ip($host)} = $host; # Use info from cluster tab if clumemeber
}
}
}
@@ -503,30 +493,30 @@ sub AdjustHostContents {
my $adjusted;
my $me = $perlvar{'lonHostID'};
- foreach my $line (split(/\n/,$contents)) {
+ foreach my $line (split(/\n/,$contents)) {
if(!(($line eq "") || ($line =~ /^ *\#/) || ($line =~ /^ *$/))) {
chomp($line);
my ($id,$domain,$role,$name,$ip,$maxcon,$idleto,$mincon)=split(/:/,$line);
if ($id eq $me) {
- my $ip = gethostbyname($name);
- my $ipnew = inet_ntoa($ip);
- $ip = $ipnew;
+ my $ip = gethostbyname($name);
+ my $ipnew = inet_ntoa($ip);
+ $ip = $ipnew;
# Reconstruct the host line and append to adjusted:
- my $newline = "$id:$domain:$role:$name:$ip";
- if($maxcon ne "") { # Not all hosts have loncnew tuning params
- $newline .= ":$maxcon:$idleto:$mincon";
- }
- $adjusted .= $newline."\n";
+ my $newline = "$id:$domain:$role:$name:$ip";
+ if($maxcon ne "") { # Not all hosts have loncnew tuning params
+ $newline .= ":$maxcon:$idleto:$mincon";
+ }
+ $adjusted .= $newline."\n";
- } else { # Not me, pass unmodified.
- $adjusted .= $line."\n";
- }
+ } else { # Not me, pass unmodified.
+ $adjusted .= $line."\n";
+ }
} else { # Blank or comment never re-written.
$adjusted .= $line."\n"; # Pass blanks and comments as is.
}
- }
- return $adjusted;
+ }
+ return $adjusted;
}
#
# InstallFile: Called to install an administrative file:
@@ -835,16 +825,14 @@ sub AdjustOurHost {
# Use the config line to get my hostname.
# Use gethostbyname to translate that into an IP address.
#
- my ($id,$domain,$role,$name,$ip,$maxcon,$idleto,$mincon) = split(/:/,$ConfigLine);
- my $BinaryIp = gethostbyname($name);
- my $ip = inet_ntoa($ip);
+ my ($id,$domain,$role,$name,$maxcon,$idleto,$mincon) = split(/:/,$ConfigLine);
#
# Reassemble the config line from the elements in the list.
# Note that if the loncnew items were not present before, they will
# be now even if they would be empty
#
my $newConfigLine = $id;
- foreach my $item ($domain, $role, $name, $ip, $maxcon, $idleto, $mincon) {
+ foreach my $item ($domain, $role, $name, $maxcon, $idleto, $mincon) {
$newConfigLine .= ":".$item;
}
# Replace the line:
@@ -890,11 +878,11 @@ sub EditFile {
# Split the command into it's pieces: edit:filetype:script
- my ($request, $filetype, $script) = split(/:/, $request,3); # : in script
+ my ($cmd, $filetype, $script) = split(/:/, $request,3); # : in script
# Check the pre-coditions for success:
- if($request != "edit") { # Something is amiss afoot alack.
+ if($cmd != "edit") { # Something is amiss afoot alack.
return "error:edit request detected, but request != 'edit'\n";
}
if( ($filetype ne "hosts") &&
@@ -1034,7 +1022,7 @@ sub ping_handler {
sub pong_handler {
my ($cmd, $tail, $replyfd) = @_;
- my $reply=&reply("ping",$clientname);
+ my $reply=&Apache::lonnet::reply("ping",$clientname);
&Reply( $replyfd, "$currenthostid:$reply\n", "$cmd:$tail");
return 1;
}
@@ -1144,7 +1132,7 @@ sub load_handler {
sub user_load_handler {
my ($cmd, $tail, $replyfd) = @_;
- my $userloadpercent=&userload();
+ my $userloadpercent=&Apache::lonnet::userload();
&Reply($replyfd, "$userloadpercent\n", "$cmd:$tail");
return 1;
@@ -1252,7 +1240,7 @@ sub push_file_handler {
#
sub du_handler {
my ($cmd, $ududir, $client) = @_;
- my ($ududir) = split(/:/,$ududir); # Make 'telnet' testing easier.
+ ($ududir) = split(/:/,$ududir); # Make 'telnet' testing easier.
my $userinput = "$cmd:$ududir";
if ($ududir=~/\.\./ || $ududir!~m|^/home/httpd/|) {
@@ -1270,6 +1258,7 @@ sub du_handler {
my $code=sub {
if ($_=~/\.\d+\./) { return;}
if ($_=~/\.meta$/) { return;}
+ if (-d $_) { return;}
$total_size+=(stat($_))[7];
};
chdir($ududir);
@@ -1576,17 +1565,24 @@ sub change_password_handler {
# uname - Username.
# upass - Current password.
# npass - New password.
+ # context - Context in which this was called
+ # (preferences or reset_by_email).
- my ($udom,$uname,$upass,$npass)=split(/:/,$tail);
+ my ($udom,$uname,$upass,$npass,$context)=split(/:/,$tail);
$upass=&unescape($upass);
$npass=&unescape($npass);
&Debug("Trying to change password for $uname");
# First require that the user can be authenticated with their
- # old password:
-
- my $validated = &validate_user($udom, $uname, $upass);
+ # old password unless context was 'reset_by_email':
+
+ my $validated;
+ if ($context eq 'reset_by_email') {
+ $validated = 1;
+ } else {
+ $validated = &validate_user($udom, $uname, $upass);
+ }
if($validated) {
my $realpasswd = &get_auth_type($udom, $uname); # Defined since authd.
@@ -1605,7 +1601,7 @@ sub change_password_handler {
."to change password");
&Failure( $client, "non_authorized\n",$userinput);
}
- } elsif ($howpwd eq 'unix') {
+ } elsif ($howpwd eq 'unix' && $context ne 'reset_by_email') {
my $result = &change_unix_password($uname, $npass);
&logthis("Result of password change for $uname: ".
$result);
@@ -1844,13 +1840,13 @@ sub update_resource_handler {
my $now=time;
my $since=$now-$atime;
if ($since>$perlvar{'lonExpire'}) {
- my $reply=&reply("unsub:$fname","$clientname");
+ my $reply=&Apache::lonnet::reply("unsub:$fname","$clientname");
&devalidate_meta_cache($fname);
unlink("$fname");
unlink("$fname.meta");
} else {
my $transname="$fname.in.transfer";
- my $remoteurl=&reply("sub:$fname","$clientname");
+ my $remoteurl=&Apache::lonnet::reply("sub:$fname","$clientname");
my $response;
alarm(120);
{
@@ -1895,22 +1891,12 @@ sub devalidate_meta_cache {
my ($url) = @_;
use Cache::Memcached;
my $memcache = new Cache::Memcached({'servers'=>['127.0.0.1:11211']});
- $url = &declutter($url);
+ $url = &Apache::lonnet::declutter($url);
$url =~ s-\.meta$--;
my $id = &escape('meta:'.$url);
$memcache->delete($id);
}
-sub declutter {
- my $thisfn=shift;
- $thisfn=~s/^\Q$perlvar{'lonDocRoot'}\E//;
- $thisfn=~s/^\///;
- $thisfn=~s|^adm/wrapper/||;
- $thisfn=~s|^adm/coursedocs/showdoc/||;
- $thisfn=~s/^res\///;
- $thisfn=~s/\?.+$//;
- return $thisfn;
-}
#
# Fetch a user file from a remote server to the user's home directory
# userfiles subdir.
@@ -2125,14 +2111,21 @@ sub token_auth_user_file_handler {
chomp($session);
my $reply="non_auth\n";
- if (open(ENVIN,$perlvar{'lonIDsDir'}.'/'.
- $session.'.id')) {
+ my $file = $perlvar{'lonIDsDir'}.'/'.$session.'.id';
+ if (open(ENVIN,"$file")) {
flock(ENVIN,LOCK_SH);
- while (my $line=) {
- my ($envname)=split(/=/,$line,2);
- $envname=&unescape($envname);
- if ($envname=~ m|^userfile\.\Q$fname\E|) { $reply="ok\n"; }
+ tie(my %disk_env,'GDBM_File',"$file",&GDBM_READER(),0640);
+ if (exists($disk_env{"userfile.$fname"})) {
+ $reply="ok\n";
+ } else {
+ foreach my $envname (keys(%disk_env)) {
+ if ($envname=~ m|^userfile\.\Q$fname\E|) {
+ $reply="ok\n";
+ last;
+ }
+ }
}
+ untie(%disk_env);
close(ENVIN);
&Reply($client, $reply, "$cmd:$tail");
} else {
@@ -2595,7 +2588,7 @@ sub get_profile_entry_encrypted {
my $userinput = "$cmd:$tail";
- my ($cmd,$udom,$uname,$namespace,$what) = split(/:/,$userinput);
+ my ($udom,$uname,$namespace,$what) = split(/:/,$tail);
chomp($what);
my $qresult = read_profile($udom, $uname, $namespace, $what);
my ($first) = split(/:/, $qresult);
@@ -3040,10 +3033,10 @@ sub restore_handler {
my ($cmd, $tail, $client) = @_;
my $userinput = "$cmd:$tail"; # Only used for logging purposes.
-
- my ($cmd,$udom,$uname,$namespace,$rid) = split(/:/,$userinput);
+ my ($udom,$uname,$namespace,$rid) = split(/:/,$tail);
$namespace=~s/\//\_/g;
- $namespace=~s/\W//g;
+ $namespace = &LONCAPA::clean_username($namespace);
+
chomp($rid);
my $qresult='';
my $hashref = &tie_user_hash($udom, $uname, $namespace, &GDBM_READER());
@@ -3216,7 +3209,7 @@ sub reply_query_handler {
my $userinput = "$cmd:$tail";
- my ($cmd,$id,$reply)=split(/:/,$userinput);
+ my ($id,$reply)=split(/:/,$tail);
my $store;
my $execdir=$perlvar{'lonDaemons'};
if ($store=IO::File->new(">$execdir/tmp/$id")) {
@@ -3280,13 +3273,14 @@ sub put_course_id_handler {
foreach my $pair (@pairs) {
my ($key,$courseinfo) = split(/=/,$pair,2);
$courseinfo =~ s/=/:/g;
-
- my @current_items = split(/:/,$hashref->{$key});
+ my @current_items = split(/:/,$hashref->{$key},-1);
shift(@current_items); # remove description
pop(@current_items); # remove last access
my $numcurrent = scalar(@current_items);
-
- my @new_items = split(/:/,$courseinfo);
+ if ($numcurrent > 3) {
+ $numcurrent = 3;
+ }
+ my @new_items = split(/:/,$courseinfo,-1);
my $numnew = scalar(@new_items);
if ($numcurrent > 0) {
if ($numnew <= $numcurrent) { # flushcourselogs() from pre 2.2
@@ -3352,7 +3346,7 @@ sub dump_course_id_handler {
my $userinput = "$cmd:$tail";
my ($udom,$since,$description,$instcodefilter,$ownerfilter,$coursefilter,
- $typefilter) =split(/:/,$tail);
+ $typefilter,$regexp_ok) =split(/:/,$tail);
if (defined($description)) {
$description=&unescape($description);
} else {
@@ -3389,6 +3383,9 @@ sub dump_course_id_handler {
} else {
$typefilter='.';
}
+ if (defined($regexp_ok)) {
+ $regexp_ok=&unescape($regexp_ok);
+ }
unless (defined($since)) { $since=0; }
my $qresult='';
@@ -3409,8 +3406,14 @@ sub dump_course_id_handler {
}
unless ($instcodefilter eq '.' || !defined($instcodefilter)) {
my $unescapeInstcode = &unescape($inst_code);
- unless (eval('$unescapeInstcode=~/\Q$instcodefilter\E/i')) {
- $match = 0;
+ if ($regexp_ok) {
+ unless (eval('$unescapeInstcode=~/$instcodefilter/')) {
+ $match = 0;
+ }
+ } else {
+ unless (eval('$unescapeInstcode=~/\Q$instcodefilter\E/i')) {
+ $match = 0;
+ }
}
}
unless ($ownerfilter eq '.' || !defined($ownerfilter)) {
@@ -3456,7 +3459,7 @@ sub dump_course_id_handler {
}
unless ($typefilter eq '.' || !defined($typefilter)) {
my $unescapeType = &unescape($type);
- if (!defined($type)) {
+ if ($type eq '') {
if ($typefilter ne 'Course') {
$match = 0;
}
@@ -3488,6 +3491,99 @@ sub dump_course_id_handler {
®ister_handler("courseiddump", \&dump_course_id_handler, 0, 1, 0);
#
+# Puts an unencrypted entry in a namespace db file at the domain level
+#
+# Parameters:
+# $cmd - The command that got us here.
+# $tail - Tail of the command (remaining parameters).
+# $client - File descriptor connected to client.
+# Returns
+# 0 - Requested to exit, caller should shut down.
+# 1 - Continue processing.
+# Side effects:
+# reply is written to $client.
+#
+sub put_domain_handler {
+ my ($cmd,$tail,$client) = @_;
+
+ my $userinput = "$cmd:$tail";
+
+ my ($udom,$namespace,$what) =split(/:/,$tail,3);
+ chomp($what);
+ my @pairs=split(/\&/,$what);
+ my $hashref = &tie_domain_hash($udom, "$namespace", &GDBM_WRCREAT(),
+ "P", $what);
+ if ($hashref) {
+ foreach my $pair (@pairs) {
+ my ($key,$value)=split(/=/,$pair);
+ $hashref->{$key}=$value;
+ }
+ if (&untie_domain_hash($hashref)) {
+ &Reply($client, "ok\n", $userinput);
+ } else {
+ &Failure($client, "error: ".($!+0)." untie(GDBM) Failed ".
+ "while attempting putdom\n", $userinput);
+ }
+ } else {
+ &Failure( $client, "error: ".($!+0)." tie(GDBM) Failed ".
+ "while attempting putdom\n", $userinput);
+ }
+
+ return 1;
+}
+®ister_handler("putdom", \&put_domain_handler, 0, 1, 0);
+
+# Unencrypted get from the namespace database file at the domain level.
+# This function retrieves a keyed item from a specific named database in the
+# domain directory.
+#
+# Parameters:
+# $cmd - Command request keyword (get).
+# $tail - Tail of the command. This is a colon separated list
+# consisting of the domain and the 'namespace'
+# which selects the gdbm file to do the lookup in,
+# & separated list of keys to lookup. Note that
+# the values are returned as an & separated list too.
+# $client - File descriptor open on the client.
+# Returns:
+# 1 - Continue processing.
+# 0 - Exit.
+# Side effects:
+# reply is written to $client.
+#
+
+sub get_domain_handler {
+ my ($cmd, $tail, $client) = @_;
+
+ my $userinput = "$client:$tail";
+
+ my ($udom,$namespace,$what)=split(/:/,$tail,3);
+ chomp($what);
+ my @queries=split(/\&/,$what);
+ my $qresult='';
+ my $hashref = &tie_domain_hash($udom, "$namespace", &GDBM_READER());
+ if ($hashref) {
+ for (my $i=0;$i<=$#queries;$i++) {
+ $qresult.="$hashref->{$queries[$i]}&";
+ }
+ if (&untie_domain_hash($hashref)) {
+ $qresult=~s/\&$//;
+ &Reply($client, "$qresult\n", $userinput);
+ } else {
+ &Failure( $client, "error: ".($!+0)." untie(GDBM) Failed ".
+ "while attempting getdom\n",$userinput);
+ }
+ } else {
+ &Failure($client, "error: ".($!+0)." tie(GDBM) Failed ".
+ "while attempting getdom\n",$userinput);
+ }
+
+ return 1;
+}
+®ister_handler("getdom", \&get_domain_handler, 0, 1, 0);
+
+
+#
# Puts an id to a domains id database.
#
# Parameters:
@@ -3858,15 +3954,23 @@ sub tmp_put_handler {
my $userinput = "$cmd:$what"; # Reconstruct for logging.
-
- my $store;
+ my ($record,$context) = split(/:/,$what);
+ if ($context ne '') {
+ chomp($context);
+ $context = &unescape($context);
+ }
+ my ($id,$store);
$tmpsnum++;
- my $id=$$.'_'.$clientip.'_'.$tmpsnum;
+ if ($context eq 'resetpw') {
+ $id = &md5_hex(&md5_hex(time.{}.rand().$$));
+ } else {
+ $id = $$.'_'.$clientip.'_'.$tmpsnum;
+ }
$id=~s/\W/\_/g;
- $what=~s/\n//g;
+ $record=~s/\n//g;
my $execdir=$perlvar{'lonDaemons'};
if ($store=IO::File->new(">$execdir/tmp/$id.tmp")) {
- print $store $what;
+ print $store $record;
close $store;
&Reply($client, "$id\n", $userinput);
} else {
@@ -4181,16 +4285,47 @@ sub validate_course_section_handler {
®ister_handler("autovalidatecourse", \&validate_course_section_handler, 0, 1, 0);
#
-# Create a password for a new auto-enrollment user.
-# I think/guess, this password allows access to the institutions
-# AIS class list server/services. Stuart can correct this comment
-# when he finds out how wrong I am.
+# Validate course owner's access to enrollment data for specific class section.
+#
#
# Formal Parameters:
# $cmd - The command request that got us dispatched.
# $tail - The tail of the command. In this case this is a colon separated
# set of words that will be split into:
-# $authparam - An authentication parameter (username??).
+# $inst_class - Institutional code for the specific class section
+# $courseowner - The escaped username:domain of the course owner
+# $cdom - The domain of the course from the institution's
+# point of view.
+# $client - The socket open on the client.
+# Returns:
+# 1 - continue processing.
+#
+
+sub validate_class_access_handler {
+ my ($cmd, $tail, $client) = @_;
+ my $userinput = "$cmd:$tail";
+ my ($inst_class,$courseowner,$cdom) = split(/:/, $tail);
+ $courseowner = &unescape($courseowner);
+ my $outcome;
+ eval {
+ local($SIG{__DIE__})='DEFAULT';
+ $outcome=&localenroll::check_section($inst_class,$courseowner,$cdom);
+ };
+ &Reply($client,"$outcome\n", $userinput);
+
+ return 1;
+}
+®ister_handler("autovalidateclass_sec", \&validate_class_access_handler, 0, 1, 0);
+
+#
+# Create a password for a new LON-CAPA user added by auto-enrollment.
+# Only used for case where authentication method for new user is localauth
+#
+# Formal Parameters:
+# $cmd - The command request that got us dispatched.
+# $tail - The tail of the command. In this case this is a colon separated
+# set of words that will be split into:
+# $authparam - An authentication parameter (localauth parameter).
# $cdom - The domain of the course from the institution's
# point of view.
# $client - The socket open on the client.
@@ -4297,10 +4432,10 @@ sub get_institutional_code_format_handle
\%cat_titles,
\%cat_order);
if ($formatreply eq 'ok') {
- my $codes_str = &hash2str(%codes);
- my $codetitles_str = &array2str(@codetitles);
- my $cat_titles_str = &hash2str(%cat_titles);
- my $cat_order_str = &hash2str(%cat_order);
+ my $codes_str = &Apache::lonnet::hash2str(%codes);
+ my $codetitles_str = &Apache::lonnet::array2str(@codetitles);
+ my $cat_titles_str = &Apache::lonnet::hash2str(%cat_titles);
+ my $cat_order_str = &Apache::lonnet::hash2str(%cat_order);
&Reply($client,
$codes_str.':'.$codetitles_str.':'.$cat_titles_str.':'
.$cat_order_str."\n",
@@ -4317,6 +4452,38 @@ sub get_institutional_code_format_handle
®ister_handler("autoinstcodeformat",
\&get_institutional_code_format_handler,0,1,0);
+sub get_institutional_defaults_handler {
+ my ($cmd, $tail, $client) = @_;
+ my $userinput = "$cmd:$tail";
+
+ my $dom = $tail;
+ my %defaults_hash;
+ my @code_order;
+ my $outcome;
+ eval {
+ local($SIG{__DIE__})='DEFAULT';
+ $outcome = &localenroll::instcode_defaults($dom,\%defaults_hash,
+ \@code_order);
+ };
+ if (!$@) {
+ if ($outcome eq 'ok') {
+ my $result='';
+ while (my ($key,$value) = each(%defaults_hash)) {
+ $result.=&escape($key).'='.&escape($value).'&';
+ }
+ $result .= 'code_order='.&escape(join('&',@code_order));
+ &Reply($client,$result."\n",$userinput);
+ } else {
+ &Reply($client,"error\n", $userinput);
+ }
+ } else {
+ &Failure($client,"unknown_cmd\n",$userinput);
+ }
+}
+®ister_handler("autoinstcodedefaults",
+ \&get_institutional_defaults_handler,0,1,0);
+
+
# Get domain specific conditions for import of student photographs to a course
#
# Retrieves information from photo_permission subroutine in localenroll.
@@ -4444,6 +4611,35 @@ sub student_photo_handler {
}
®ister_handler("studentphoto", \&student_photo_handler, 0, 1, 0);
+sub inst_usertypes_handler {
+ my ($cmd, $domain, $client) = @_;
+ my $res;
+ my $userinput = $cmd.":".$domain; # For logging purposes.
+ my (%typeshash,@order,$result);
+ eval {
+ local($SIG{__DIE__})='DEFAULT';
+ $result=&localenroll::inst_usertypes($domain,\%typeshash,\@order);
+ };
+ if ($result eq 'ok') {
+ if (keys(%typeshash) > 0) {
+ foreach my $key (keys(%typeshash)) {
+ $res.=&escape($key).'='.&escape($typeshash{$key}).'&';
+ }
+ }
+ $res=~s/\&$//;
+ $res .= ':';
+ if (@order > 0) {
+ foreach my $item (@order) {
+ $res .= &escape($item).'&';
+ }
+ }
+ $res=~s/\&$//;
+ }
+ &Reply($client, "$res\n", $userinput);
+ return 1;
+}
+®ister_handler("inst_usertypes", \&inst_usertypes_handler, 0, 1, 0);
+
# mkpath makes all directories for a file, expects an absolute path with a
# file or a trailing / if just a dir is passed
# returns 1 on success 0 on failure
@@ -4707,7 +4903,7 @@ sub catchexception {
$SIG{__DIE__}='DEFAULT';
&status("Catching exception");
&logthis("CRITICAL: "
- ."ABNORMAL EXIT. Child $$ for server $thisserver died through "
+ ."ABNORMAL EXIT. Child $$ for server ".$perlvar{'lonHostID'}." died through "
."a crash with this error msg->[$error]");
&logthis('Famous last words: '.$status.' - '.$lastlog);
if ($client) { print $client "error: $error\n"; }
@@ -4818,67 +5014,6 @@ sub HUPSMAN { # sig
}
#
-# Kill off hashes that describe the host table prior to re-reading it.
-# Hashes affected are:
-# %hostid, %hostdom %hostip %hostdns.
-#
-sub KillHostHashes {
- foreach my $key (keys %hostid) {
- delete $hostid{$key};
- }
- foreach my $key (keys %hostdom) {
- delete $hostdom{$key};
- }
- foreach my $key (keys %hostip) {
- delete $hostip{$key};
- }
- foreach my $key (keys %hostdns) {
- delete $hostdns{$key};
- }
-}
-#
-# Read in the host table from file and distribute it into the various hashes:
-#
-# - %hostid - Indexed by IP, the loncapa hostname.
-# - %hostdom - Indexed by loncapa hostname, the domain.
-# - %hostip - Indexed by hostid, the Ip address of the host.
-sub ReadHostTable {
-
- open (CONFIG,"$perlvar{'lonTabDir'}/hosts.tab") || die "Can't read host file";
- my $myloncapaname = $perlvar{'lonHostID'};
- Debug("My loncapa name is : $myloncapaname");
- my %name_to_ip;
- while (my $configline=) {
- if ($configline !~ /^\s*\#/ && $configline !~ /^\s*$/ ) {
- my ($id,$domain,$role,$name)=split(/:/,$configline);
- $name=~s/\s//g;
- my $ip;
- if (!exists($name_to_ip{$name})) {
- $ip = gethostbyname($name);
- if (!$ip || length($ip) ne 4) {
- &logthis("Skipping host $id name $name no IP found\n");
- next;
- }
- $ip=inet_ntoa($ip);
- $name_to_ip{$name} = $ip;
- } else {
- $ip = $name_to_ip{$name};
- }
- $hostid{$ip}=$id; # LonCAPA name of host by IP.
- $hostdom{$id}=$domain; # LonCAPA domain name of host.
- $hostname{$id}=$name; # LonCAPA name -> DNS name
- $hostip{$id}=$ip; # IP address of host.
- $hostdns{$name} = $id; # LonCAPA name of host by DNS.
-
- if ($id eq $perlvar{'lonHostID'}) {
- Debug("Found me in the host table: $name");
- $thisserver=$name;
- }
- }
- }
- close(CONFIG);
-}
-#
# Reload the Apache daemon's state.
# This is done by invoking /home/httpd/perl/apachereload
# a setuid perl script that can be root for us to do this job.
@@ -4909,13 +5044,12 @@ sub UpdateHosts {
# either dropped or changed hosts. Note that the re-read of the table
# will take care of new and changed hosts as connections come into being.
+ &Apache::lonnet::reset_hosts_info();
- KillHostHashes;
- ReadHostTable;
-
- foreach my $child (keys %children) {
+ foreach my $child (keys(%children)) {
my $childip = $children{$child};
- if(!$hostid{$childip}) {
+ if ($childip ne '127.0.0.1'
+ && !defined(&Apache::lonnet::get_hosts_from_ip($childip))) {
logthis(' UpdateHosts killing child '
." $child for ip $childip ");
kill('INT', $child);
@@ -5075,63 +5209,6 @@ sub status {
$0='lond: '.$what.' '.$local;
}
-# ----------------------------------------------------------- Send USR1 to lonc
-
-sub reconlonc {
- my $peerfile=shift;
- &logthis("Trying to reconnect for $peerfile");
- my $loncfile="$perlvar{'lonDaemons'}/logs/lonc.pid";
- if (my $fh=IO::File->new("$loncfile")) {
- my $loncpid=<$fh>;
- chomp($loncpid);
- if (kill 0 => $loncpid) {
- &logthis("lonc at pid $loncpid responding, sending USR1");
- kill USR1 => $loncpid;
- } else {
- &logthis(
- "CRITICAL: "
- ."lonc at pid $loncpid not responding, giving up");
- }
- } else {
- &logthis('CRITICAL: lonc not running, giving up');
- }
-}
-
-# -------------------------------------------------- Non-critical communication
-
-sub subreply {
- my ($cmd,$server)=@_;
- my $peerfile="$perlvar{'lonSockDir'}/".$hostname{$server};
- my $sclient=IO::Socket::UNIX->new(Peer =>"$peerfile",
- Type => SOCK_STREAM,
- Timeout => 10)
- or return "con_lost";
- print $sclient "sethost:$server:$cmd\n";
- my $answer=<$sclient>;
- chomp($answer);
- if (!$answer) { $answer="con_lost"; }
- return $answer;
-}
-
-sub reply {
- my ($cmd,$server)=@_;
- my $answer;
- if ($server ne $currenthostid) {
- $answer=subreply($cmd,$server);
- if ($answer eq 'con_lost') {
- $answer=subreply("ping",$server);
- if ($answer ne $server) {
- &logthis("sub reply: answer != server answer is $answer, server is $server");
- &reconlonc("$perlvar{'lonSockDir'}/".$hostname{$server});
- }
- $answer=subreply($cmd,$server);
- }
- } else {
- $answer='self_reply';
- }
- return $answer;
-}
-
# -------------------------------------------------------------- Talk to lonsql
sub sql_reply {
@@ -5200,8 +5277,7 @@ $SIG{USR1} = \&checkchildren;
$SIG{USR2} = \&UpdateHosts;
# Read the host hashes:
-
-ReadHostTable;
+&Apache::lonnet::load_hosts_tab();
my $dist=`$perlvar{'lonDaemons'}/distprobe`;
@@ -5280,7 +5356,8 @@ sub make_new_child {
# my $tmpsnum=0; # Now global
#---------------------------------------------------- kerberos 5 initialization
&Authen::Krb5::init_context();
- unless (($dist eq 'fedora4') || ($dist eq 'suse9.3')) {
+ unless (($dist eq 'fedora5') || ($dist eq 'fedora4') ||
+ ($dist eq 'fedora6') || ($dist eq 'suse9.3')) {
&Authen::Krb5::init_ets();
}
@@ -5290,19 +5367,17 @@ sub make_new_child {
# -----------------------------------------------------------------------------
# see if we know client and 'check' for spoof IP by ineffective challenge
- ReadManagerTable; # May also be a manager!!
-
my $outsideip=$clientip;
if ($clientip eq '127.0.0.1') {
- $outsideip=$hostip{$perlvar{'lonHostID'}};
+ $outsideip=&Apache::lonnet::get_host_ip($perlvar{'lonHostID'});
}
- my $clientrec=($hostid{$outsideip} ne undef);
+ my $clientrec=defined(&Apache::lonnet::get_hosts_from_ip($outsideip));
my $ismanager=($managers{$outsideip} ne undef);
$clientname = "[unknonwn]";
if($clientrec) { # Establish client type.
$ConnectionType = "client";
- $clientname = $hostid{$outsideip};
+ $clientname = (&Apache::lonnet::get_hosts_from_ip($outsideip))[-1];
if($ismanager) {
$ConnectionType = "both";
}
@@ -5409,14 +5484,9 @@ sub make_new_child {
if ($clientok) {
# ---------------- New known client connecting, could mean machine online again
-
- foreach my $id (keys(%hostip)) {
- if ($hostip{$id} ne $clientip ||
- $hostip{$currenthostid} eq $clientip) {
- # no need to try to do recon's to myself
- next;
- }
- &reconlonc("$perlvar{'lonSockDir'}/".$hostname{$id});
+ if (&Apache::lonnet::get_host_ip($currenthostid) ne $clientip
+ && $clientip ne '127.0.0.1') {
+ &Apache::lonnet::reconlonc($clientname);
}
&logthis("Established connection: $clientname");
&status('Will listen to '.$clientname);
@@ -5693,7 +5763,8 @@ sub validate_user {
my $krbservice = "krbtgt/".$contentpwd."\@".$contentpwd;
my $krbserver = &Authen::Krb5::parse_name($krbservice);
my $credentials= &Authen::Krb5::cc_default();
- $credentials->initialize($krbclient);
+ $credentials->initialize(&Authen::Krb5::parse_name($user.'@'
+ .$contentpwd));
my $krbreturn = &Authen::Krb5::get_in_tkt_with_password($krbclient,
$krbserver,
$password,
@@ -5706,7 +5777,12 @@ sub validate_user {
# Authenticate via installation specific authentcation method:
$validated = &localauth::localauth($user,
$password,
- $contentpwd);
+ $contentpwd,
+ $domain);
+ if ($validated < 0) {
+ &logthis("localauth for $contentpwd $user:$domain returned a $validated");
+ $validated = 0;
+ }
} else { # Unrecognized auth is also bad.
$validated = 0;
}
@@ -5732,8 +5808,7 @@ sub addline {
my ($fname,$hostid,$ip,$newline)=@_;
my $contents;
my $found=0;
- my $expr='^'.$hostid.':'.$ip.':';
- $expr =~ s/\./\\\./g;
+ my $expr='^'.quotemeta($hostid).':'.quotemeta($ip).':';
my $sh;
if ($sh=IO::File->new("$fname.subscription")) {
while (my $subline=<$sh>) {
@@ -5940,7 +6015,7 @@ sub subscribe {
# the metadata
unless ($fname=~/\.meta$/) { &unsub("$fname.meta",$clientip); }
$fname=~s/\/home\/httpd\/html\/res/raw/;
- $fname="http://$thisserver/".$fname;
+ $fname="http://".&Apache::lonnet::hostname($perlvar{'lonHostID'})."/".$fname;
$result="$fname\n";
}
} else {
@@ -6094,9 +6169,10 @@ sub sethost {
}
if (!defined($hostid)) { $hostid=$perlvar{'lonHostID'}; }
- if ($hostip{$perlvar{'lonHostID'}} eq $hostip{$hostid}) {
+ if (&Apache::lonnet::get_host_ip($perlvar{'lonHostID'})
+ eq &Apache::lonnet::get_host_ip($hostid)) {
$currenthostid =$hostid;
- $currentdomainid=$hostdom{$hostid};
+ $currentdomainid=&Apache::lonnet::host_domain($hostid);
&logthis("Setting hostid to $hostid, and domain to $currentdomainid");
} else {
&logthis("Requested host id $hostid not an alias of ".
@@ -6112,96 +6188,6 @@ sub version {
return "version:$VERSION";
}
-#There is a copy of this in lonnet.pm
-sub userload {
- my $numusers=0;
- {
- opendir(LONIDS,$perlvar{'lonIDsDir'});
- my $filename;
- my $curtime=time;
- while ($filename=readdir(LONIDS)) {
- if ($filename eq '.' || $filename eq '..') {next;}
- my ($mtime)=(stat($perlvar{'lonIDsDir'}.'/'.$filename))[9];
- if ($curtime-$mtime < 1800) { $numusers++; }
- }
- closedir(LONIDS);
- }
- my $userloadpercent=0;
- my $maxuserload=$perlvar{'lonUserLoadLim'};
- if ($maxuserload) {
- $userloadpercent=100*$numusers/$maxuserload;
- }
- $userloadpercent=sprintf("%.2f",$userloadpercent);
- return $userloadpercent;
-}
-
-# Routines for serializing arrays and hashes (copies from lonnet)
-
-sub array2str {
- my (@array) = @_;
- my $result=&arrayref2str(\@array);
- $result=~s/^__ARRAY_REF__//;
- $result=~s/__END_ARRAY_REF__$//;
- return $result;
-}
-
-sub arrayref2str {
- my ($arrayref) = @_;
- my $result='__ARRAY_REF__';
- foreach my $elem (@$arrayref) {
- if(ref($elem) eq 'ARRAY') {
- $result.=&arrayref2str($elem).'&';
- } elsif(ref($elem) eq 'HASH') {
- $result.=&hashref2str($elem).'&';
- } elsif(ref($elem)) {
- #print("Got a ref of ".(ref($elem))." skipping.");
- } else {
- $result.=&escape($elem).'&';
- }
- }
- $result=~s/\&$//;
- $result .= '__END_ARRAY_REF__';
- return $result;
-}
-
-sub hash2str {
- my (%hash) = @_;
- my $result=&hashref2str(\%hash);
- $result=~s/^__HASH_REF__//;
- $result=~s/__END_HASH_REF__$//;
- return $result;
-}
-
-sub hashref2str {
- my ($hashref)=@_;
- my $result='__HASH_REF__';
- foreach (sort(keys(%$hashref))) {
- if (ref($_) eq 'ARRAY') {
- $result.=&arrayref2str($_).'=';
- } elsif (ref($_) eq 'HASH') {
- $result.=&hashref2str($_).'=';
- } elsif (ref($_)) {
- $result.='=';
- #print("Got a ref of ".(ref($_))." skipping.");
- } else {
- if ($_) {$result.=&escape($_).'=';} else { last; }
- }
-
- if(ref($hashref->{$_}) eq 'ARRAY') {
- $result.=&arrayref2str($hashref->{$_}).'&';
- } elsif(ref($hashref->{$_}) eq 'HASH') {
- $result.=&hashref2str($hashref->{$_}).'&';
- } elsif(ref($hashref->{$_})) {
- $result.='&';
- #print("Got a ref of ".(ref($hashref->{$_}))." skipping.");
- } else {
- $result.=&escape($hashref->{$_}).'&';
- }
- }
- $result=~s/\&$//;
- $result .= '__END_HASH_REF__';
- return $result;
-}
# ----------------------------------- POD (plain old documentation, CPAN style)