loncom/lond - diff - 1.489.2.15

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Diff for /loncom/lond between versions 1.452 and 1.489.2.15

version 1.452, 2010/08/18 19:25:09	version 1.489.2.15, 2014/06/09 19:47:51
Line 15	Line 15
#	#
# LON-CAPA is distributed in the hope that it will be useful,	# LON-CAPA is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of	# but WITHOUT ANY WARRANTY; without even the implied warranty of

# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.	# GNU General Public License for more details.
#	#
Line 33 use strict;	Line 34 use strict;
use lib '/home/httpd/lib/perl/';	use lib '/home/httpd/lib/perl/';
use LONCAPA;	use LONCAPA;
use LONCAPA::Configuration;	use LONCAPA::Configuration;
	use LONCAPA::Lond;

use IO::Socket;	use IO::Socket;
use IO::File;	use IO::File;
Line 52 use LONCAPA::lonlocal;	Line 54 use LONCAPA::lonlocal;
use LONCAPA::lonssl;	use LONCAPA::lonssl;
use Fcntl qw(:flock);	use Fcntl qw(:flock);
use Apache::lonnet;	use Apache::lonnet;
	use Mail::Send;

my $DEBUG = 0; # Non zero to enable debug log entries.	my $DEBUG = 0; # Non zero to enable debug log entries.

Line 90 my %managers; # Ip -> manager names	Line 93 my %managers; # Ip -> manager names

my %perlvar; # Will have the apache conf defined perl vars.	my %perlvar; # Will have the apache conf defined perl vars.

	my $dist;

#	#
# The hash below is used for command dispatching, and is therefore keyed on the request keyword.	# The hash below is used for command dispatching, and is therefore keyed on the request keyword.
# Each element of the hash contains a reference to an array that contains:	# Each element of the hash contains a reference to an array that contains:
Line 125 my @passwderrors = ("ok",	Line 130 my @passwderrors = ("ok",
"pwchange_failure - lcpasswd Error filename is invalid");	"pwchange_failure - lcpasswd Error filename is invalid");


# The array below are lcuseradd error strings.:

my $lastadderror = 13;
my @adderrors = ("ok",
"User ID mismatch, lcuseradd must run as user www",
"lcuseradd Incorrect number of command line parameters must be 3",
"lcuseradd Incorrect number of stdinput lines, must be 3",
"lcuseradd Too many other simultaneous pwd changes in progress",
"lcuseradd User does not exist",
"lcuseradd Unable to make www member of users's group",
"lcuseradd Unable to su to root",
"lcuseradd Unable to set password",
"lcuseradd Username has invalid characters",
"lcuseradd Password has an invalid character",
"lcuseradd User already exists",
"lcuseradd Could not add user.",
"lcuseradd Password mismatch");


# This array are the errors from lcinstallfile:	# This array are the errors from lcinstallfile:

my @installerrors = ("ok",	my @installerrors = ("ok",
"Initial user id of client not that of www",	"Initial user id of client not that of www",
"Usage error, not enough command line arguments",	"Usage error, not enough command line arguments",
"Source file name does not exist",	"Source filename does not exist",
"Destination file name does not exist",	"Destination filename does not exist",
"Some file operation failed",	"Some file operation failed",
"Invalid table filename."	"Invalid table filename."
);	);
Line 419 sub ReadManagerTable {	Line 405 sub ReadManagerTable {

my $tablename = $perlvar{'lonTabDir'}."/managers.tab";	my $tablename = $perlvar{'lonTabDir'}."/managers.tab";
if (!open (MANAGERS, $tablename)) {	if (!open (MANAGERS, $tablename)) {
logthis('<font color="red">No manager table. Nobody can manage!!</font>');	my $hostname = &Apache::lonnet::hostname($perlvar{'lonHostID'});
return;	if (&Apache::lonnet::is_LC_dns($hostname)) {
	&logthis('<font color="red">No manager table. Nobody can manage!!</font>');
	}
	return;
}	}
while(my $host = <MANAGERS>) {	while(my $host = <MANAGERS>) {
chomp($host);	chomp($host);
Line 445 sub ReadManagerTable {	Line 434 sub ReadManagerTable {
}	}
} else {	} else {
logthis('<font color="green"> existing host'." $host</font>\n");	logthis('<font color="green"> existing host'." $host</font>\n");
$managers{&Apache::lonnet::get_host_ip($host)} = $host; # Use info from cluster tab if clumemeber	$managers{&Apache::lonnet::get_host_ip($host)} = $host; # Use info from cluster tab if cluster memeber
}	}
}	}
}	}
Line 507 sub AdjustHostContents {	Line 496 sub AdjustHostContents {
my $me = $perlvar{'lonHostID'};	my $me = $perlvar{'lonHostID'};

foreach my $line (split(/\n/,$contents)) {	foreach my $line (split(/\n/,$contents)) {
if(!(($line eq "") \|\| ($line =~ /^ \#/) \|\| ($line =~ /^ $/))) {	if(!(($line eq "") \|\| ($line =~ /^ \#/) \|\| ($line =~ /^ $/) \|\|
	($line =~ /^\s*\^/))) {
chomp($line);	chomp($line);
my ($id,$domain,$role,$name,$ip,$maxcon,$idleto,$mincon)=split(/:/,$line);	my ($id,$domain,$role,$name,$ip,$maxcon,$idleto,$mincon)=split(/:/,$line);
if ($id eq $me) {	if ($id eq $me) {
Line 595 sub InstallFile {	Line 585 sub InstallFile {
#	#
# ConfigFileFromSelector: converts a configuration file selector	# ConfigFileFromSelector: converts a configuration file selector
# into a configuration file pathname.	# into a configuration file pathname.
# It's probably no longer necessary to preserve	# Supports the following file selectors:
# special handling of hosts or domain as those	# hosts, domain, dns_hosts, dns_domain
# files have been superceded by dns_hosts, dns_domain.
# The default action is just to prepend the directory
# and append .tab
#	#
#	#
# Parameters:	# Parameters:
Line 612 sub ConfigFileFromSelector {	Line 599 sub ConfigFileFromSelector {
my $tablefile;	my $tablefile;

my $tabledir = $perlvar{'lonTabDir'}.'/';	my $tabledir = $perlvar{'lonTabDir'}.'/';
if ($selector eq "hosts") {	if (($selector eq "hosts") \|\| ($selector eq "domain") \|\|
$tablefile = $tabledir."hosts.tab";	($selector eq "dns_hosts") \|\| ($selector eq "dns_domain")) {
} elsif ($selector eq "domain") {
$tablefile = $tabledir."domain.tab";
} else {
$tablefile = $tabledir.$selector.'.tab';	$tablefile = $tabledir.$selector.'.tab';
}	}
return $tablefile;	return $tablefile;

}	}
#	#
# PushFile: Called to do an administrative push of a file.	# PushFile: Called to do an administrative push of a file.
Line 638 sub ConfigFileFromSelector {	Line 621 sub ConfigFileFromSelector {
# String to send to client ("ok" or "refused" if bad file).	# String to send to client ("ok" or "refused" if bad file).
#	#
sub PushFile {	sub PushFile {
my $request = shift;	my $request = shift;
my ($command, $filename, $contents) = split(":", $request, 3);	my ($command, $filename, $contents) = split(":", $request, 3);
&Debug("PushFile");	&Debug("PushFile");

Line 646 sub PushFile {	Line 629 sub PushFile {
# supported:	# supported:
# hosts.tab ($filename eq host).	# hosts.tab ($filename eq host).
# domain.tab ($filename eq domain).	# domain.tab ($filename eq domain).
	# dns_hosts.tab ($filename eq dns_host).
	# dns_domain.tab ($filename eq dns_domain).
# Construct the destination filename or reject the request.	# Construct the destination filename or reject the request.
#	#
# lonManage is supposed to ensure this, however this session could be	# lonManage is supposed to ensure this, however this session could be
Line 666 sub PushFile {	Line 651 sub PushFile {

if($filename eq "host") {	if($filename eq "host") {
$contents = AdjustHostContents($contents);	$contents = AdjustHostContents($contents);
	} elsif ($filename eq 'dns_host' \|\| $filename eq 'dns_domain') {
	if ($contents eq '') {
	&logthis('<font color="red"> Pushfile: unable to install '
	.$tablefile." - no data received from push. </font>");
	return 'error: push had no data';
	}
	if (&Apache::lonnet::get_host_ip($clientname)) {
	my $clienthost = &Apache::lonnet::hostname($clientname);
	if ($managers{$clientip} eq $clientname) {
	my $clientprotocol = $Apache::lonnet::protocol{$clientname};
	$clientprotocol = 'http' if ($clientprotocol ne 'https');
	my $url = '/adm/'.$filename;
	$url =~ s{_}{/};
	my $ua=new LWP::UserAgent;
	$ua->timeout(60);
	my $request=new HTTP::Request('GET',"$clientprotocol://$clienthost$url");
	my $response=$ua->request($request);
	if ($response->is_error()) {
	&logthis('<font color="red"> Pushfile: unable to install '
	.$tablefile." - error attempting to pull data. </font>");
	return 'error: pull failed';
	} else {
	my $result = $response->content;
	chomp($result);
	unless ($result eq $contents) {
	&logthis('<font color="red"> Pushfile: unable to install '
	.$tablefile." - pushed data and pulled data differ. </font>");
	my $pushleng = length($contents);
	my $pullleng = length($result);
	if ($pushleng != $pullleng) {
	return "error: $pushleng vs $pullleng bytes";
	} else {
	return "error: mismatch push and pull";
	}
	}
	}
	}
	}
}	}

# Install the new file:	# Install the new file:
Line 677 sub PushFile {	Line 700 sub PushFile {
return "error:$!";	return "error:$!";
} else {	} else {
&logthis('<font color="green"> Installed new '.$tablefile	&logthis('<font color="green"> Installed new '.$tablefile
."</font>");	." - transaction by: $clientname ($clientip)</font>");
	my $adminmail = $perlvar{'lonAdmEMail'};
	my $admindom = &Apache::lonnet::host_domain($perlvar{'lonHostID'});
	if ($admindom ne '') {
	my %domconfig =
	&Apache::lonnet::get_dom('configuration',['contacts'],$admindom);
	if (ref($domconfig{'contacts'}) eq 'HASH') {
	if ($domconfig{'contacts'}{'adminemail'} ne '') {
	$adminmail = $domconfig{'contacts'}{'adminemail'};
	}
	}
	}
	if ($adminmail =~ /^[^\@]+\@[^\@]+$/) {
	my $msg = new Mail::Send;
	$msg->to($adminmail);
	$msg->subject('LON-CAPA DNS update on '.$perlvar{'lonHostID'});
	$msg->add('Content-type','text/plain; charset=UTF-8');
	if (my $fh = $msg->open()) {
	print $fh 'Update to '.$tablefile.' from Cluster Manager '.
	"$clientname ($clientip)\n";
	$fh->close;
	}
	}
}	}


# Indicate success:	# Indicate success:

return "ok";	return "ok";
Line 1121 sub establish_key_handler {	Line 1164 sub establish_key_handler {
sub load_handler {	sub load_handler {
my ($cmd, $tail, $replyfd) = @_;	my ($cmd, $tail, $replyfd) = @_;



# Get the load average from /proc/loadavg and calculate it as a percentage of	# Get the load average from /proc/loadavg and calculate it as a percentage of
# the allowed load limit as set by the perl global variable lonLoadLim	# the allowed load limit as set by the perl global variable lonLoadLim

Line 1618 sub ls3_handler {	Line 1663 sub ls3_handler {
}	}
&register_handler("ls3", \&ls3_handler, 0, 1, 0);	&register_handler("ls3", \&ls3_handler, 0, 1, 0);

	sub read_lonnet_global {
	my ($cmd,$tail,$client) = @_;
	my $userinput = "$cmd:$tail";
	my $requested = &Apache::lonnet::thaw_unescape($tail);
	my $result;
	my %packagevars = (
	spareid => \%Apache::lonnet::spareid,
	perlvar => \%Apache::lonnet::perlvar,
	);
	my %limit_to = (
	perlvar => {
	lonOtherAuthen => 1,
	lonBalancer => 1,
	lonVersion => 1,
	lonSysEMail => 1,
	lonHostID => 1,
	lonRole => 1,
	lonDefDomain => 1,
	lonLoadLim => 1,
	lonUserLoadLim => 1,
	}
	);
	if (ref($requested) eq 'HASH') {
	foreach my $what (keys(%{$requested})) {
	my $response;
	my $items = {};
	if (exists($packagevars{$what})) {
	if (ref($limit_to{$what}) eq 'HASH') {
	foreach my $varname (keys(%{$packagevars{$what}})) {
	if ($limit_to{$what}{$varname}) {
	$items->{$varname} = $packagevars{$what}{$varname};
	}
	}
	} else {
	$items = $packagevars{$what};
	}
	if ($what eq 'perlvar') {
	if (!exists($packagevars{$what}{'lonBalancer'})) {
	if ($dist =~ /^(centos\|rhes\|fedora\|scientific)/) {
	my $othervarref=LONCAPA::Configuration::read_conf('httpd.conf');
	if (ref($othervarref) eq 'HASH') {
	$items->{'lonBalancer'} = $othervarref->{'lonBalancer'};
	}
	}
	}
	}
	$response = &Apache::lonnet::freeze_escape($items);
	}
	$result .= &escape($what).'='.$response.'&';
	}
	}
	$result =~ s/\&$//;
	&Reply($client,\$result,$userinput);
	return 1;
	}
	&register_handler("readlonnetglobal", \&read_lonnet_global, 0, 1, 0);

	sub server_devalidatecache_handler {
	my ($cmd,$tail,$client) = @_;
	my $userinput = "$cmd:$tail";
	my $items = &unescape($tail);
	my @cached = split(/\&/,$items);
	foreach my $key (@cached) {
	if ($key =~ /:/) {
	my ($name,$id) = map { &unescape($_); } split(/:/,$key);
	&Apache::lonnet::devalidate_cache_new($name,$id);
	}
	}
	my $result = 'ok';
	&Reply($client,\$result,$userinput);
	return 1;
	}
	&register_handler("devalidatecache", \&server_devalidatecache_handler, 0, 1, 0);

sub server_timezone_handler {	sub server_timezone_handler {
my ($cmd,$tail,$client) = @_;	my ($cmd,$tail,$client) = @_;
my $userinput = "$cmd:$tail";	my $userinput = "$cmd:$tail";
Line 1666 sub server_homeID_handler {	Line 1785 sub server_homeID_handler {
}	}
&register_handler("serverhomeID", \&server_homeID_handler, 0, 1, 0);	&register_handler("serverhomeID", \&server_homeID_handler, 0, 1, 0);

	sub server_distarch_handler {
	my ($cmd,$tail,$client) = @_;
	my $userinput = "$cmd:$tail";
	my $reply = &distro_and_arch();
	&Reply($client,\$reply,$userinput);
	return 1;
	}
	&register_handler("serverdistarch", \&server_distarch_handler, 0, 1, 0);

# Process a reinit request. Reinit requests that either	# Process a reinit request. Reinit requests that either
# lonc or lond be reinitialized so that an updated	# lonc or lond be reinitialized so that an updated
# host.tab or domain.tab can be processed.	# host.tab or domain.tab can be processed.
Line 1971 sub add_user_handler {	Line 2099 sub add_user_handler {
."makeuser";	."makeuser";
}	}
unless ($fperror) {	unless ($fperror) {
my $result=&make_passwd_file($uname, $umode,$npass, $passfilename);	my $result=&make_passwd_file($uname,$udom,$umode,$npass, $passfilename);
&Reply($client,\$result, $userinput); #BUGBUG - could be fail	&Reply($client,\$result, $userinput); #BUGBUG - could be fail
} else {	} else {
&Failure($client, \$fperror, $userinput);	&Failure($client, \$fperror, $userinput);
Line 2032 sub change_authentication_handler {	Line 2160 sub change_authentication_handler {
my $passfilename = &password_path($udom, $uname);	my $passfilename = &password_path($udom, $uname);
if ($passfilename) { # Not allowed to create a new user!!	if ($passfilename) { # Not allowed to create a new user!!
# If just changing the unix passwd. need to arrange to run	# If just changing the unix passwd. need to arrange to run
# passwd since otherwise make_passwd_file will run	# passwd since otherwise make_passwd_file will fail as
# lcuseradd which fails if an account already exists	# creation of unix authenticated users is no longer supported
# (to prevent an unscrupulous LONCAPA admin from stealing	# except from the command line, when running make_domain_coordinator.pl
# an existing account by overwriting it as a LonCAPA account).

if(($oldauth =~/^unix/) && ($umode eq "unix")) {	if(($oldauth =~/^unix/) && ($umode eq "unix")) {
my $result = &change_unix_password($uname, $npass);	my $result = &change_unix_password($uname, $npass);
Line 2046 sub change_authentication_handler {	Line 2173 sub change_authentication_handler {
&Failure($client, \$result);	&Failure($client, \$result);
}	}
} else {	} else {
my $result=&make_passwd_file($uname, $umode,$npass,$passfilename);	my $result=&make_passwd_file($uname,$udom,$umode,$npass,$passfilename);
#	#
# If the current auth mode is internal, and the old auth mode was	# If the current auth mode is internal, and the old auth mode was
# unix, or krb*, and the user is an author for this domain,	# unix, or krb*, and the user is an author for this domain,
# re-run manage_permissions for that role in order to be able	# re-run manage_permissions for that role in order to be able
# to take ownership of the construction space back to www:www	# to take ownership of the construction space back to www:www
#	#


if( (($oldauth =~ /^unix/) && ($umode eq "internal")) \|\|
(($oldauth =~ /^internal/) && ($umode eq "unix")) ) {
if(&is_author($udom, $uname)) {
&Debug(" Need to manage author permissions...");
&manage_permissions("/$udom/_au", $udom, $uname, "$umode:");
}
}
&Reply($client, \$result, $userinput);	&Reply($client, \$result, $userinput);
}	}

Line 2155 sub update_resource_handler {	Line 2275 sub update_resource_handler {
my $transname="$fname.in.transfer";	my $transname="$fname.in.transfer";
my $remoteurl=&Apache::lonnet::reply("sub:$fname","$clientname");	my $remoteurl=&Apache::lonnet::reply("sub:$fname","$clientname");
my $response;	my $response;
alarm(120);	# FIXME: cannot replicate files that take more than two minutes to transfer?
	# alarm(120);
	# FIXME: this should use the LWP mechanism, not internal alarms.
	alarm(1200);
{	{
my $ua=new LWP::UserAgent;	my $ua=new LWP::UserAgent;
my $request=new HTTP::Request('GET',"$remoteurl");	my $request=new HTTP::Request('GET',"$remoteurl");
Line 2163 sub update_resource_handler {	Line 2286 sub update_resource_handler {
}	}
alarm(0);	alarm(0);
if ($response->is_error()) {	if ($response->is_error()) {
	# FIXME: we should probably clean up here instead of just whine
unlink($transname);	unlink($transname);
my $message=$response->status_line;	my $message=$response->status_line;
&logthis("LWP GET: $message for $fname ($remoteurl)");	&logthis("LWP GET: $message for $fname ($remoteurl)");
} else {	} else {
if ($remoteurl!~/\.meta$/) {	if ($remoteurl!~/\.meta$/) {
	# FIXME: isn't there an internal LWP mechanism for this?
alarm(120);	alarm(120);
{	{
my $ua=new LWP::UserAgent;	my $ua=new LWP::UserAgent;
Line 2241 sub fetch_user_file_handler {	Line 2366 sub fetch_user_file_handler {

my $destname=$udir.'/'.$ufile;	my $destname=$udir.'/'.$ufile;
my $transname=$udir.'/'.$ufile.'.in.transit';	my $transname=$udir.'/'.$ufile.'.in.transit';
my $remoteurl='http://'.$clientip.'/userfiles/'.$fname;	my $clientprotocol=$Apache::lonnet::protocol{$clientname};
	$clientprotocol = 'http' if ($clientprotocol ne 'https');
	my $clienthost = &Apache::lonnet::hostname($clientname);
	my $remoteurl=$clientprotocol.'://'.$clienthost.'/userfiles/'.$fname;
my $response;	my $response;
Debug("Remote URL : $remoteurl Transfername $transname Destname: $destname");	Debug("Remote URL : $remoteurl Transfername $transname Destname: $destname");
alarm(120);	alarm(120);
Line 2263 sub fetch_user_file_handler {	Line 2391 sub fetch_user_file_handler {
unlink($transname);	unlink($transname);
&Failure($client, "failed\n", $userinput);	&Failure($client, "failed\n", $userinput);
} else {	} else {
	if ($fname =~ /^default.+\.(page\|sequence)$/) {
	my ($major,$minor) = split(/\./,$clientversion);
	if (($major < 2) \|\| ($major == 2 && $minor < 11)) {
	my $now = time;
	&Apache::lonnet::do_cache_new('crschange',$udom.'_'.$uname,$now,600);
	my $key = &escape('internal.contentchange');
	my $what = "$key=$now";
	my $hashref = &tie_user_hash($udom,$uname,'environment',
	&GDBM_WRCREAT(),"P",$what);
	if ($hashref) {
	$hashref->{$key}=$now;
	if (!&untie_user_hash($hashref)) {
	&logthis("error: ".($!+0)." untie (GDBM) failed ".
	"when updating internal.contentchange");
	}
	}
	}
	}
&Reply($client, "ok\n", $userinput);	&Reply($client, "ok\n", $userinput);
}	}
}	}
Line 2417 sub user_has_session_handler {	Line 2563 sub user_has_session_handler {

my ($udom, $uname) = map { &unescape($_) } (split(/:/, $tail));	my ($udom, $uname) = map { &unescape($_) } (split(/:/, $tail));

&logthis("Looking for $udom $uname");
opendir(DIR,$perlvar{'lonIDsDir'});	opendir(DIR,$perlvar{'lonIDsDir'});
my $filename;	my $filename;
while ($filename=readdir(DIR)) {	while ($filename=readdir(DIR)) {
Line 3136 sub dump_profile_database {	Line 3281 sub dump_profile_database {
# that is matched against	# that is matched against
# database keywords to do	# database keywords to do
# selective dumps.	# selective dumps.
	# range - optional range of entries
	# e.g., 10-20 would return the
	# 10th to 19th items, etc.
# $client - Channel open on the client.	# $client - Channel open on the client.
# Returns:	# Returns:
# 1 - Continue processing.	# 1 - Continue processing.
Line 3145 sub dump_profile_database {	Line 3293 sub dump_profile_database {
sub dump_with_regexp {	sub dump_with_regexp {
my ($cmd, $tail, $client) = @_;	my ($cmd, $tail, $client) = @_;

	my $res = LONCAPA::Lond::dump_with_regexp($tail, $clientversion);

my $userinput = "$cmd:$tail";	if ($res =~ /^error:/) {
	&Failure($client, \$res, "$cmd:$tail");
my ($udom,$uname,$namespace,$regexp,$range,$extra)=split(/:/,$tail);
if (defined($regexp)) {
$regexp=&unescape($regexp);
} else {
$regexp='.';
}
my ($start,$end);
if (defined($range)) {
if ($range =~/^(\d+)\-(\d+)$/) {
($start,$end) = ($1,$2);
} elsif ($range =~/^(\d+)$/) {
($start,$end) = (0,$1);
} else {
undef($range);
}
}
my $hashref = &tie_user_hash($udom, $uname, $namespace,
&GDBM_READER());
my $clientcheckrole;
if ($hashref) {
my $qresult='';
my $count=0;
if ($extra ne '') {
$extra = &Apache::lonnet::thaw_unescape($extra);
$clientcheckrole = $extra->{'clientcheckrole'};
}
my @ids = &Apache::lonnet::current_machine_ids();
while (my ($key,$value) = each(%$hashref)) {
if ($namespace eq 'roles') {
if ($key =~ m{^/($LONCAPA::match_domain)/($LONCAPA::match_courseid)_(cc\|co\|in\|ta\|ep\|ad\|st\|cr)}) {
my $cdom = $1;
my $cnum = $2;
unless ($clientcheckrole) {
my $home = &Apache::lonnet::homeserver($cnum,$cdom);
my $loncaparev = $clientversion;
if ($loncaparev eq '') {
$loncaparev = $Apache::lonnet::loncaparevs{$clientname};
}
my ($major,$minor);
if ($loncaparev =~ /^\'?(\d+)\.(\d+)\.[\w.\-]+\'?/) {
$major = $1;
$minor = $2;
}
if ($key =~ m{^/($LONCAPA::match_domain)/($LONCAPA::match_community)_(co\|in\|ta\|ep\|ad\|st\|cr)}) {
if ($major eq '' && $minor eq '') {
next unless (($home ne 'no_host') && grep(/^\Q$home\E$/,@ids));
}
}
unless ($home eq 'no_host') {
my $courseinfo = &get_courseinfo_hash($cnum,$cdom,$home);
if (ref($courseinfo) eq 'HASH') {
if (exists($courseinfo->{'releaserequired'})) {
my ($reqdmajor,$reqdminor) = split(/\./,$courseinfo->{'releaserequired'});
if ($reqdmajor ne '' && $reqdminor ne '') {
next if (($major eq '' && $minor eq '') \|\|
($major < $reqdmajor) \|\|
(($major == $reqdmajor) && ($minor < $reqdminor)));
}
}
}
}
}
}
}
if ($regexp eq '.') {
$count++;
if (defined($range) && $count >= $end) { last; }
if (defined($range) && $count < $start) { next; }
$qresult.=$key.'='.$value.'&';
} else {
my $unescapeKey = &unescape($key);
if (eval('$unescapeKey=~/$regexp/')) {
$count++;
if (defined($range) && $count >= $end) { last; }
if (defined($range) && $count < $start) { next; }
$qresult.="$key=$value&";
}
}
}
if (&untie_user_hash($hashref)) {
chop($qresult);
&Reply($client, \$qresult, $userinput);
} else {
&Failure( $client, "error: ".($!+0)." untie(GDBM) Failed ".
"while attempting dump\n", $userinput);
}
} else {	} else {
&Failure($client, "error: ".($!+0)." tie(GDBM) Failed ".	&Reply($client, \$res, "$cmd:$tail");
"while attempting dump\n", $userinput);
}	}

return 1;	return 1;
Line 3806 sub put_course_id_hash_handler {	Line 3868 sub put_course_id_hash_handler {
# creationcontext - include courses created in specified context	# creationcontext - include courses created in specified context
#	#
# domcloner - flag to indicate if user can create CCs in course's domain.	# domcloner - flag to indicate if user can create CCs in course's domain.
# If so, ability to clone course is automatic.	# If so, ability to clone course is automatic.
	# hasuniquecode - filter by courses for which a six character unique code has
	# been set.
#	#
# $client - The socket open on the client.	# $client - The socket open on the client.
# Returns:	# Returns:
Line 3820 sub dump_course_id_handler {	Line 3884 sub dump_course_id_handler {
my ($udom,$since,$description,$instcodefilter,$ownerfilter,$coursefilter,	my ($udom,$since,$description,$instcodefilter,$ownerfilter,$coursefilter,
$typefilter,$regexp_ok,$rtn_as_hash,$selfenrollonly,$catfilter,$showhidden,	$typefilter,$regexp_ok,$rtn_as_hash,$selfenrollonly,$catfilter,$showhidden,
$caller,$cloner,$cc_clone_list,$cloneonly,$createdbefore,$createdafter,	$caller,$cloner,$cc_clone_list,$cloneonly,$createdbefore,$createdafter,
$creationcontext,$domcloner) =split(/:/,$tail);	$creationcontext,$domcloner,$hasuniquecode) =split(/:/,$tail);
my $now = time;	my $now = time;
my ($cloneruname,$clonerudom,%cc_clone);	my ($cloneruname,$clonerudom,%cc_clone);
if (defined($description)) {	if (defined($description)) {
Line 3893 sub dump_course_id_handler {	Line 3957 sub dump_course_id_handler {
} else {	} else {
$creationcontext = '.';	$creationcontext = '.';
}	}
	unless ($hasuniquecode) {
	$hasuniquecode = '.';
	}
my $unpack = 1;	my $unpack = 1;
if ($description eq '.' && $instcodefilter eq '.' && $coursefilter eq '.' &&	if ($description eq '.' && $instcodefilter eq '.' && $ownerfilter eq '.' &&
$typefilter eq '.') {	$typefilter eq '.') {
$unpack = 0;	$unpack = 0;
}	}
Line 3981 sub dump_course_id_handler {	Line 4048 sub dump_course_id_handler {
$selfenroll_end = $items->{'selfenroll_end_date'};	$selfenroll_end = $items->{'selfenroll_end_date'};
$created = $items->{'created'};	$created = $items->{'created'};
$context = $items->{'context'};	$context = $items->{'context'};
	if ($hasuniquecode ne '.') {
	next unless ($items->{'uniquecode'});
	}
if ($selfenrollonly) {	if ($selfenrollonly) {
next if (!$selfenroll_types);	next if (!$selfenroll_types);
if (($selfenroll_end > 0) && ($selfenroll_end <= $now)) {	if (($selfenroll_end > 0) && ($selfenroll_end <= $now)) {
Line 4278 sub put_domain_handler {	Line 4348 sub put_domain_handler {
sub get_domain_handler {	sub get_domain_handler {
my ($cmd, $tail, $client) = @_;	my ($cmd, $tail, $client) = @_;


my $userinput = "$client:$tail";	my $userinput = "$client:$tail";

my ($udom,$namespace,$what)=split(/:/,$tail,3);	my ($udom,$namespace,$what)=split(/:/,$tail,3);
Line 4402 sub get_id_handler {	Line 4473 sub get_id_handler {
}	}
&register_handler("idget", \&get_id_handler, 0, 1, 0);	&register_handler("idget", \&get_id_handler, 0, 1, 0);

	# Deletes one or more ids in a domain's id database.
	#
	# Parameters:
	# $cmd - Command keyword (iddel).
	# $tail - Command tail. In this case a colon
	# separated list containing:
	# The domain for which we are deleting the id(s).
	# &-separated list of id(s) to delete.
	# $client - File open on client socket.
	# Returns:
	# 1 - Continue processing
	# 0 - Exit server.
	#
	#

	sub del_id_handler {
	my ($cmd,$tail,$client) = @_;

	my $userinput = "$cmd:$tail";

	my ($udom,$what)=split(/:/,$tail);
	chomp($what);
	my $hashref = &tie_domain_hash($udom, "ids", &GDBM_WRCREAT(),
	"D", $what);
	if ($hashref) {
	my @keys=split(/\&/,$what);
	foreach my $key (@keys) {
	delete($hashref->{$key});
	}
	if (&untie_user_hash($hashref)) {
	&Reply($client, "ok\n", $userinput);
	} else {
	&Failure($client, "error: ".($!+0)." untie(GDBM) Failed ".
	"while attempting iddel\n", $userinput);
	}
	} else {
	&Failure( $client, "error: ".($!+0)." tie(GDBM) Failed ".
	"while attempting iddel\n", $userinput);
	}
	return 1;
	}
	&register_handler("iddel", \&del_id_handler, 0, 1, 0);

#	#
# Puts broadcast e-mail sent by Domain Coordinator in nohist_dcmail database	# Puts broadcast e-mail sent by Domain Coordinator in nohist_dcmail database
#	#
Line 4422 sub get_id_handler {	Line 4536 sub get_id_handler {
sub put_dcmail_handler {	sub put_dcmail_handler {
my ($cmd,$tail,$client) = @_;	my ($cmd,$tail,$client) = @_;
my $userinput = "$cmd:$tail";	my $userinput = "$cmd:$tail";


my ($udom,$what)=split(/:/,$tail);	my ($udom,$what)=split(/:/,$tail);
chomp($what);	chomp($what);
my $hashref = &tie_domain_hash($udom, "nohist_dcmail", &GDBM_WRCREAT());	my $hashref = &tie_domain_hash($udom, "nohist_dcmail", &GDBM_WRCREAT());
Line 4686 sub tmp_put_handler {	Line 4801 sub tmp_put_handler {
}	}
my ($id,$store);	my ($id,$store);
$tmpsnum++;	$tmpsnum++;
if ($context eq 'resetpw') {	if (($context eq 'resetpw') \|\| ($context eq 'createaccount')) {
$id = &md5_hex(&md5_hex(time.{}.rand().$$));	$id = &md5_hex(&md5_hex(time.{}.rand().$$));
} else {	} else {
$id = $$.'_'.$clientip.'_'.$tmpsnum;	$id = $$.'_'.$clientip.'_'.$tmpsnum;
Line 4949 sub validate_instcode_handler {	Line 5064 sub validate_instcode_handler {
my ($dom,$instcode,$owner) = split(/:/, $tail);	my ($dom,$instcode,$owner) = split(/:/, $tail);
$instcode = &unescape($instcode);	$instcode = &unescape($instcode);
$owner = &unescape($owner);	$owner = &unescape($owner);
my ($outcome,$description) =	my ($outcome,$description,$credits) =
&localenroll::validate_instcode($dom,$instcode,$owner);	&localenroll::validate_instcode($dom,$instcode,$owner);
my $result = &escape($outcome).'&'.&escape($description);	my $result = &escape($outcome).'&'.&escape($description).'&'.
	&escape($credits);
&Reply($client, \$result, $userinput);	&Reply($client, \$result, $userinput);

return 1;	return 1;
Line 5004 sub get_sections_handler {	Line 5120 sub get_sections_handler {
sub validate_course_owner_handler {	sub validate_course_owner_handler {
my ($cmd, $tail, $client) = @_;	my ($cmd, $tail, $client) = @_;
my $userinput = "$cmd:$tail";	my $userinput = "$cmd:$tail";
my ($inst_course_id, $owner, $cdom) = split(/:/, $tail);	my ($inst_course_id, $owner, $cdom, $coowners) = split(/:/, $tail);

$owner = &unescape($owner);	$owner = &unescape($owner);
my $outcome = &localenroll::new_course($inst_course_id,$owner,$cdom);	$coowners = &unescape($coowners);
	my $outcome = &localenroll::new_course($inst_course_id,$owner,$cdom,$coowners);
&Reply($client, \$outcome, $userinput);	&Reply($client, \$outcome, $userinput);


Line 5166 sub crsreq_checks_handler {	Line 5283 sub crsreq_checks_handler {
my $userinput = "$cmd:$tail";	my $userinput = "$cmd:$tail";
my $dom = $tail;	my $dom = $tail;
my $result;	my $result;
my @reqtypes = ('official','unofficial','community');	my @reqtypes = ('official','unofficial','community','textbook');
eval {	eval {
local($SIG{__DIE__})='DEFAULT';	local($SIG{__DIE__})='DEFAULT';
my %validations;	my %validations;
Line 5193 sub crsreq_checks_handler {	Line 5310 sub crsreq_checks_handler {
sub validate_crsreq_handler {	sub validate_crsreq_handler {
my ($cmd, $tail, $client) = @_;	my ($cmd, $tail, $client) = @_;
my $userinput = "$cmd:$tail";	my $userinput = "$cmd:$tail";
my ($dom,$owner,$crstype,$inststatuslist,$instcode,$instseclist) = split(/:/, $tail);	my ($dom,$owner,$crstype,$inststatuslist,$instcode,$instseclist,$customdata) = split(/:/, $tail);
$instcode = &unescape($instcode);	$instcode = &unescape($instcode);
$owner = &unescape($owner);	$owner = &unescape($owner);
$crstype = &unescape($crstype);	$crstype = &unescape($crstype);
$inststatuslist = &unescape($inststatuslist);	$inststatuslist = &unescape($inststatuslist);
$instcode = &unescape($instcode);	$instcode = &unescape($instcode);
$instseclist = &unescape($instseclist);	$instseclist = &unescape($instseclist);
	my $custominfo = &Apache::lonnet::thaw_unescape($customdata);
my $outcome;	my $outcome;
eval {	eval {
local($SIG{__DIE__})='DEFAULT';	local($SIG{__DIE__})='DEFAULT';
$outcome = &localenroll::validate_crsreq($dom,$owner,$crstype,	$outcome = &localenroll::validate_crsreq($dom,$owner,$crstype,
$inststatuslist,$instcode,	$inststatuslist,$instcode,
$instseclist);	$instseclist,$custominfo);
};	};
if (!$@) {	if (!$@) {
&Reply($client, \$outcome, $userinput);	&Reply($client, \$outcome, $userinput);
Line 5216 sub validate_crsreq_handler {	Line 5334 sub validate_crsreq_handler {
}	}
&register_handler("autocrsreqvalidation", \&validate_crsreq_handler, 0, 1, 0);	&register_handler("autocrsreqvalidation", \&validate_crsreq_handler, 0, 1, 0);

	sub crsreq_update_handler {
	my ($cmd, $tail, $client) = @_;
	my $userinput = "$cmd:$tail";
	my ($cdom,$cnum,$crstype,$action,$ownername,$ownerdomain,$fullname,$title,$code,
	$accessstart,$accessend,$infohashref) =
	split(/:/, $tail);
	$crstype = &unescape($crstype);
	$action = &unescape($action);
	$ownername = &unescape($ownername);
	$ownerdomain = &unescape($ownerdomain);
	$fullname = &unescape($fullname);
	$title = &unescape($title);
	$code = &unescape($code);
	$accessstart = &unescape($accessstart);
	$accessend = &unescape($accessend);
	my $incoming = &Apache::lonnet::thaw_unescape($infohashref);
	my ($result,$outcome);
	eval {
	local($SIG{__DIE__})='DEFAULT';
	my %rtnhash;
	$outcome = &localenroll::crsreq_updates($cdom,$cnum,$crstype,$action,
	$ownername,$ownerdomain,$fullname,
	$title,$code,$accessstart,$accessend,
	$incoming,\%rtnhash);
	if ($outcome eq 'ok') {
	my @posskeys = qw(createdweb createdmsg queuedweb queuedmsg formitems reviewweb);
	foreach my $key (keys(%rtnhash)) {
	if (grep(/^\Q$key\E/,@posskeys)) {
	$result .= &escape($key).'='.&Apache::lonnet::freeze_escape($rtnhash{$key}).'&';
	}
	}
	$result =~ s/\&$//;
	}
	};
	if (!$@) {
	if ($outcome eq 'ok') {
	&Reply($client, \$result, $userinput);
	} else {
	&Reply($client, "format_error\n", $userinput);
	}
	} else {
	&Failure($client,"unknown_cmd\n",$userinput);
	}
	return 1;
	}
	&register_handler("autocrsrequpdate", \&crsreq_update_handler, 0, 1, 0);

#	#
# Read and retrieve institutional code format (for support form).	# Read and retrieve institutional code format (for support form).
# Formal Parameters:	# Formal Parameters:
Line 5923 sub lcpasswdstrerror {	Line 6088 sub lcpasswdstrerror {
}	}
}	}

#
# Convert an error return code from lcuseradd to a string value:
#
sub lcuseraddstrerror {
my $ErrorCode = shift;
if(($ErrorCode < 0) \|\| ($ErrorCode > $lastadderror)) {
return "lcuseradd - Unrecognized error code: ".$ErrorCode;
} else {
return $adderrors[$ErrorCode];
}
}

# grabs exception and records it to log before exiting	# grabs exception and records it to log before exiting
sub catchexception {	sub catchexception {
my ($error)=@_;	my ($error)=@_;
Line 5995 if (-e $pidfile) {	Line 6148 if (-e $pidfile) {
$server = IO::Socket::INET->new(LocalPort => $perlvar{'londPort'},	$server = IO::Socket::INET->new(LocalPort => $perlvar{'londPort'},
Type => SOCK_STREAM,	Type => SOCK_STREAM,
Proto => 'tcp',	Proto => 'tcp',
Reuse => 1,	ReuseAddr => 1,
Listen => 10 )	Listen => 10 )
or die "making socket: $@\n";	or die "making socket: $@\n";

Line 6058 sub HUPSMAN { # sig	Line 6211 sub HUPSMAN { # sig
# a setuid perl script that can be root for us to do this job.	# a setuid perl script that can be root for us to do this job.
#	#
sub ReloadApache {	sub ReloadApache {
my $execdir = $perlvar{'lonDaemons'};	# --------------------------- Handle case of another apachereload process (locking)
my $script = $execdir."/apachereload";	if (&LONCAPA::try_to_lock('/tmp/lock_apachereload')) {
system($script);	my $execdir = $perlvar{'lonDaemons'};
	my $script = $execdir."/apachereload";
	system($script);
	unlink('/tmp/lock_apachereload'); # Remove the lock file.
	}
}	}

#	#
Line 6233 sub logstatus {	Line 6390 sub logstatus {
sub initnewstatus {	sub initnewstatus {
my $docdir=$perlvar{'lonDocRoot'};	my $docdir=$perlvar{'lonDocRoot'};
my $fh=IO::File->new(">$docdir/lon-status/londstatus.txt");	my $fh=IO::File->new(">$docdir/lon-status/londstatus.txt");
my $now=time;	my $now=time();
my $local=localtime($now);	my $local=localtime($now);
print $fh "LOND status $local - parent $$\n\n";	print $fh "LOND status $local - parent $$\n\n";
opendir(DIR,"$docdir/lon-status/londchld");	opendir(DIR,"$docdir/lon-status/londchld");
Line 6324 $SIG{USR2} = \&UpdateHosts;	Line 6481 $SIG{USR2} = \&UpdateHosts;
&Apache::lonnet::load_hosts_tab();	&Apache::lonnet::load_hosts_tab();
my %iphost = &Apache::lonnet::get_iphost(1);	my %iphost = &Apache::lonnet::get_iphost(1);

my $dist=`$perlvar{'lonDaemons'}/distprobe`;	$dist=`$perlvar{'lonDaemons'}/distprobe`;

	my $arch = `uname -i`;
	chomp($arch);
	if ($arch eq 'unknown') {
	$arch = `uname -m`;
	chomp($arch);
	}

# --------------------------------------------------------------	# --------------------------------------------------------------
# Accept connections. When a connection comes in, it is validated	# Accept connections. When a connection comes in, it is validated
Line 6383 sub make_new_child {	Line 6547 sub make_new_child {
or die "Can't unblock SIGINT for fork: $!\n";	or die "Can't unblock SIGINT for fork: $!\n";
$children{$pid} = $clientip;	$children{$pid} = $clientip;
&status('Started child '.$pid);	&status('Started child '.$pid);
	close($client);
return;	return;
} else {	} else {
# Child can not return from this subroutine.	# Child can not return from this subroutine.
Line 6391 sub make_new_child {	Line 6556 sub make_new_child {
#don't get intercepted	#don't get intercepted
$SIG{USR1}= \&logstatus;	$SIG{USR1}= \&logstatus;
$SIG{ALRM}= \&timeout;	$SIG{ALRM}= \&timeout;
	#
	# Block sigpipe as it gets thrownon socket disconnect and we want to
	# deal with that as a read faiure instead.
	#
	my $blockset = POSIX::SigSet->new(SIGPIPE);
	sigprocmask(SIG_BLOCK, $blockset);

$lastlog='Forked ';	$lastlog='Forked ';
$status='Forked';	$status='Forked';

Line 6402 sub make_new_child {	Line 6574 sub make_new_child {
#---------------------------------------------------- kerberos 5 initialization	#---------------------------------------------------- kerberos 5 initialization
&Authen::Krb5::init_context();	&Authen::Krb5::init_context();
unless (($dist eq 'fedora5') \|\| ($dist eq 'fedora4') \|\|	unless (($dist eq 'fedora5') \|\| ($dist eq 'fedora4') \|\|
($dist eq 'fedora6') \|\| ($dist eq 'suse9.3')) {	($dist eq 'fedora6') \|\| ($dist eq 'suse9.3') \|\|
	($dist eq 'suse12.2') \|\| ($dist eq 'suse12.3') \|\|
	($dist eq 'suse13.1')) {
&Authen::Krb5::init_ets();	&Authen::Krb5::init_ets();
}	}

Line 6448 sub make_new_child {	Line 6622 sub make_new_child {
# If the remote is attempting a local init... give that a try:	# If the remote is attempting a local init... give that a try:
#	#
(my $i, my $inittype, $clientversion) = split(/:/, $remotereq);	(my $i, my $inittype, $clientversion) = split(/:/, $remotereq);
	# For LON-CAPA 2.9, the client session will have sent its LON-CAPA
	# version when initiating the connection. For LON-CAPA 2.8 and older,
	# the version is retrieved from the global %loncaparevs in lonnet.pm.
	# $clientversion contains path to keyfile if $inittype eq 'local'
	# it's overridden below in this case
	$clientversion \|\|= $Apache::lonnet::loncaparevs{$clientname};

# If the connection type is ssl, but I didn't get my	# If the connection type is ssl, but I didn't get my
# certificate files yet, then I'll drop back to	# certificate files yet, then I'll drop back to
Line 6591 sub is_author {	Line 6771 sub is_author {

# Author role should show up as a key /domain/_au	# Author role should show up as a key /domain/_au

my $key = "/$domain/_au";
my $value;	my $value;
if (defined($hashref)) {	if ($hashref) {
$value = $hashref->{$key};
}

if(defined($value)) {	my $key = "/$domain/_au";
&Debug("$user @ $domain is an author");	if (defined($hashref)) {
	$value = $hashref->{$key};
	if(!untie_user_hash($hashref)) {
	return 'error: ' . ($!+0)." untie (GDBM) Failed";
	}
	}

	if(defined($value)) {
	&Debug("$user @ $domain is an author");
	}
	} else {
	return 'error: '.($!+0)." tie (GDBM) Failed";
}	}

return defined($value);	return defined($value);
}	}
#	#
# Checks to see if the input roleput request was to set	# Checks to see if the input roleput request was to set
# an author role. If so, invokes the lchtmldir script to set	# an author role. If so, creates construction space
# up a correct public_html
# Parameters:	# Parameters:
# request - The request sent to the rolesput subchunk.	# request - The request sent to the rolesput subchunk.
# We're looking for /domain/_au	# We're looking for /domain/_au
Line 6616 sub is_author {	Line 6803 sub is_author {
#	#
sub manage_permissions {	sub manage_permissions {
my ($request, $domain, $user, $authtype) = @_;	my ($request, $domain, $user, $authtype) = @_;

&Debug("manage_permissions: $request $domain $user $authtype");

# See if the request is of the form /$domain/_au	# See if the request is of the form /$domain/_au
if($request =~ /^(\/\Q$domain\E\/_au)$/) { # It's an author rolesput...	if($request =~ /^(\/\Q$domain\E\/_au)$/) { # It's an author rolesput...
my $execdir = $perlvar{'lonDaemons'};	my $path=$perlvar{'lonDocRoot'}."/priv/$domain";
my $userhome= "/home/$user" ;	unless (-e $path) {
&logthis("system $execdir/lchtmldir $userhome $user $authtype");	mkdir($path);
&Debug("Setting homedir permissions for $userhome");	}
system("$execdir/lchtmldir $userhome $user $authtype");	unless (-e $path.'/'.$user) {
	mkdir($path.'/'.$user);
	}
}	}
}	}

Line 7114 sub subscribe {	Line 7300 sub subscribe {
# the metadata	# the metadata
unless ($fname=~/\.meta$/) { &unsub("$fname.meta",$clientip); }	unless ($fname=~/\.meta$/) { &unsub("$fname.meta",$clientip); }
$fname=~s/\/home\/httpd\/html\/res/raw/;	$fname=~s/\/home\/httpd\/html\/res/raw/;
$fname="http://".&Apache::lonnet::hostname($perlvar{'lonHostID'})."/".$fname;	my $protocol = $Apache::lonnet::protocol{$perlvar{'lonHostID'}};
	$protocol = 'http' if ($protocol ne 'https');
	$fname=$protocol.'://'.&Apache::lonnet::hostname($perlvar{'lonHostID'})."/".$fname;
$result="$fname\n";	$result="$fname\n";
}	}
} else {	} else {
Line 7156 sub change_unix_password {	Line 7344 sub change_unix_password {


sub make_passwd_file {	sub make_passwd_file {
my ($uname, $umode,$npass,$passfilename)=@_;	my ($uname,$udom,$umode,$npass,$passfilename)=@_;
my $result="ok";	my $result="ok";
if ($umode eq 'krb4' or $umode eq 'krb5') {	if ($umode eq 'krb4' or $umode eq 'krb5') {
{	{
Line 7190 sub make_passwd_file {	Line 7378 sub make_passwd_file {
}	}
}	}
} elsif ($umode eq 'unix') {	} elsif ($umode eq 'unix') {
{	&logthis(">>>Attempt to create unix account blocked -- unix auth not available for new users.");
#	$result="no_new_unix_accounts";
# Don't allow the creation of privileged accounts!!! that would
# be real bad!!!
#
my $uid = getpwnam($uname);
if((defined $uid) && ($uid == 0)) {
&logthis(">>>Attempted to create privilged account blocked");
return "no_priv_account_error\n";
}

my $execpath ="$perlvar{'lonDaemons'}/"."lcuseradd";

my $lc_error_file = $execdir."/tmp/lcuseradd".$$.".status";
{
&Debug("Executing external: ".$execpath);
&Debug("user = ".$uname.", Password =". $npass);
my $se = IO::File->new("\|$execpath > $perlvar{'lonDaemons'}/logs/lcuseradd.log");
print $se "$uname\n";
print $se "$npass\n";
print $se "$npass\n";
print $se "$lc_error_file\n"; # Status -> unique file.
}
if (-r $lc_error_file) {
&Debug("Opening error file: $lc_error_file");
my $error = IO::File->new("< $lc_error_file");
my $useraddok = <$error>;
$error->close;
unlink($lc_error_file);

chomp $useraddok;

if($useraddok > 0) {
my $error_text = &lcuseraddstrerror($useraddok);
&logthis("Failed lcuseradd: $error_text");
$result = "lcuseradd_failed:$error_text";
} else {
my $pf = IO::File->new(">$passfilename");
if($pf) {
print $pf "unix:\n";
} else {
$result = "pass_file_failed_error";
}
}
} else {
&Debug("Could not locate lcuseradd error: $lc_error_file");
$result="bug_lcuseradd_no_output_file";
}
}
} elsif ($umode eq 'none') {	} elsif ($umode eq 'none') {
{	{
my $pf = IO::File->new("> $passfilename");	my $pf = IO::File->new("> $passfilename");
Line 7302 sub get_usersession_config {	Line 7443 sub get_usersession_config {
return;	return;
}	}

sub get_courseinfo_hash {
my ($cnum,$cdom,$home) = @_;	sub distro_and_arch {
my $hashid = $cdom.':'.$cnum;	return $dist.':'.$arch;
my ($courseinfo,$cached)=&Apache::lonnet::is_cached_new('courseinfo',$hashid);
if (defined($cached)) {
return $courseinfo;
} else {
my %info = &Apache::lonnet::courseiddump($cdom,'.',1,'.','.',$cnum,1,[$home],'.');
if (ref($info{$cdom.'_'.$cnum}) eq 'HASH') {
return &Apache::lonnet::do_cache_new('courseinfo',$hashid,$info{$cdom.'_'.$cnum},600);
}
}
return;
}	}

# ----------------------------------- POD (plain old documentation, CPAN style)	# ----------------------------------- POD (plain old documentation, CPAN style)
Line 7524 Place in B<logs/lond.log>	Line 7655 Place in B<logs/lond.log>

stores hash in namespace	stores hash in namespace

=item rolesputy	=item rolesput

put a role into a user's environment	put a role into a user's environment

FreeBSD-CVSweb <freebsd-cvsweb@FreeBSD.org>

Removed from v.1.452
changed lines
	Added in v.1.489.2.15