--- loncom/lond 2009/10/08 19:54:26 1.428
+++ loncom/lond 2023/01/23 03:43:33 1.489.2.43.2.6
@@ -2,7 +2,7 @@
# The LearningOnline Network
# lond "LON Daemon" Server (port "LOND" 5663)
#
-# $Id: lond,v 1.428 2009/10/08 19:54:26 raeburn Exp $
+# $Id: lond,v 1.489.2.43.2.6 2023/01/23 03:43:33 raeburn 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 LONCAPA::Lond;
use IO::Socket;
use IO::File;
@@ -42,7 +43,6 @@ use Crypt::IDEA;
use LWP::UserAgent();
use Digest::MD5 qw(md5_hex);
use GDBM_File;
-use Authen::Krb4;
use Authen::Krb5;
use localauth;
use localenroll;
@@ -53,13 +53,17 @@ use LONCAPA::lonlocal;
use LONCAPA::lonssl;
use Fcntl qw(:flock);
use Apache::lonnet;
+use Mail::Send;
+use Crypt::Eksblowfish::Bcrypt;
+use Digest::SHA;
+use Encode;
my $DEBUG = 0; # Non zero to enable debug log entries.
my $status='';
my $lastlog='';
-my $VERSION='$Revision: 1.428 $'; #' stupid emacs
+my $VERSION='$Revision: 1.489.2.43.2.6 $'; #' stupid emacs
my $remoteVERSION;
my $currenthostid="default";
my $currentdomainid;
@@ -67,6 +71,9 @@ my $currentdomainid;
my $client;
my $clientip; # IP address of client.
my $clientname; # LonCAPA name of client.
+my $clientversion; # LonCAPA version running on client.
+my $clienthomedom; # LonCAPA domain of homeID for client.
+ # primary library server.
my $server;
@@ -88,6 +95,8 @@ my %managers; # Ip -> manager names
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.
# Each element of the hash contains a reference to an array that contains:
@@ -123,32 +132,13 @@ my @passwderrors = ("ok",
"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:
my @installerrors = ("ok",
"Initial user id of client not that of www",
"Usage error, not enough command line arguments",
- "Source file name does not exist",
- "Destination file name does not exist",
+ "Source filename does not exist",
+ "Destination filename does not exist",
"Some file operation failed",
"Invalid table filename."
);
@@ -417,8 +407,11 @@ sub ReadManagerTable {
my $tablename = $perlvar{'lonTabDir'}."/managers.tab";
if (!open (MANAGERS, $tablename)) {
- logthis('No manager table. Nobody can manage!!');
- return;
+ my $hostname = &Apache::lonnet::hostname($perlvar{'lonHostID'});
+ if (&Apache::lonnet::is_LC_dns($hostname)) {
+ &logthis('No manager table. Nobody can manage!!');
+ }
+ return;
}
while(my $host = ) {
chomp($host);
@@ -443,7 +436,7 @@ sub ReadManagerTable {
}
} else {
logthis(' existing host'." $host\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
}
}
}
@@ -505,7 +498,8 @@ sub AdjustHostContents {
my $me = $perlvar{'lonHostID'};
foreach my $line (split(/\n/,$contents)) {
- if(!(($line eq "") || ($line =~ /^ *\#/) || ($line =~ /^ *$/))) {
+ if(!(($line eq "") || ($line =~ /^ *\#/) || ($line =~ /^ *$/) ||
+ ($line =~ /^\s*\^/))) {
chomp($line);
my ($id,$domain,$role,$name,$ip,$maxcon,$idleto,$mincon)=split(/:/,$line);
if ($id eq $me) {
@@ -593,11 +587,8 @@ sub InstallFile {
#
# ConfigFileFromSelector: converts a configuration file selector
# into a configuration file pathname.
-# It's probably no longer necessary to preserve
-# special handling of hosts or domain as those
-# files have been superceded by dns_hosts, dns_domain.
-# The default action is just to prepend the directory
-# and append .tab
+# Supports the following file selectors:
+# hosts, domain, dns_hosts, dns_domain
#
#
# Parameters:
@@ -610,15 +601,11 @@ sub ConfigFileFromSelector {
my $tablefile;
my $tabledir = $perlvar{'lonTabDir'}.'/';
- if ($selector eq "hosts") {
- $tablefile = $tabledir."hosts.tab";
- } elsif ($selector eq "domain") {
- $tablefile = $tabledir."domain.tab";
- } else {
+ if (($selector eq "hosts") || ($selector eq "domain") ||
+ ($selector eq "dns_hosts") || ($selector eq "dns_domain")) {
$tablefile = $tabledir.$selector.'.tab';
}
return $tablefile;
-
}
#
# PushFile: Called to do an administrative push of a file.
@@ -636,7 +623,7 @@ sub ConfigFileFromSelector {
# String to send to client ("ok" or "refused" if bad file).
#
sub PushFile {
- my $request = shift;
+ my $request = shift;
my ($command, $filename, $contents) = split(":", $request, 3);
&Debug("PushFile");
@@ -644,6 +631,8 @@ sub PushFile {
# supported:
# hosts.tab ($filename eq host).
# domain.tab ($filename eq domain).
+ # dns_hosts.tab ($filename eq dns_host).
+ # dns_domain.tab ($filename eq dns_domain).
# Construct the destination filename or reject the request.
#
# lonManage is supposed to ensure this, however this session could be
@@ -664,6 +653,44 @@ sub PushFile {
if($filename eq "host") {
$contents = AdjustHostContents($contents);
+ } elsif (($filename eq 'dns_hosts') || ($filename eq 'dns_domain')) {
+ if ($contents eq '') {
+ &logthis(' Pushfile: unable to install '
+ .$tablefile." - no data received from push. ");
+ 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(' Pushfile: unable to install '
+ .$tablefile." - error attempting to pull data. ");
+ return 'error: pull failed';
+ } else {
+ my $result = $response->content;
+ chomp($result);
+ unless ($result eq $contents) {
+ &logthis(' Pushfile: unable to install '
+ .$tablefile." - pushed data and pulled data differ. ");
+ my $pushleng = length($contents);
+ my $pullleng = length($result);
+ if ($pushleng != $pullleng) {
+ return "error: $pushleng vs $pullleng bytes";
+ } else {
+ return "error: mismatch push and pull";
+ }
+ }
+ }
+ }
+ }
}
# Install the new file:
@@ -675,11 +702,31 @@ sub PushFile {
return "error:$!";
} else {
&logthis(' Installed new '.$tablefile
- ."");
-
+ ." - transaction by: $clientname ($clientip)");
+ 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";
+ $fh->close;
+ }
+ }
}
-
# Indicate success:
return "ok";
@@ -975,6 +1022,9 @@ sub read_profile {
&GDBM_READER());
if ($hashref) {
my @queries=split(/\&/,$what);
+ if ($namespace eq 'roles') {
+ @queries = map { &unescape($_); } @queries;
+ }
my $qresult='';
for (my $i=0;$i<=$#queries;$i++) {
@@ -1068,7 +1118,7 @@ sub pong_handler {
# Implicit Inputs:
# $currenthostid - Global variable that carries the name of the host
# known as.
-# $clientname - Global variable that carries the name of the hsot we're connected to.
+# $clientname - Global variable that carries the name of the host we're connected to.
# Returns:
# 1 - Ok to continue processing.
# 0 - Program should exit.
@@ -1107,7 +1157,7 @@ sub establish_key_handler {
# Implicit Inputs:
# $currenthostid - Global variable that carries the name of the host
# known as.
-# $clientname - Global variable that carries the name of the hsot we're connected to.
+# $clientname - Global variable that carries the name of the host we're connected to.
# Returns:
# 1 - Ok to continue processing.
# 0 - Program should exit.
@@ -1116,6 +1166,8 @@ sub establish_key_handler {
sub load_handler {
my ($cmd, $tail, $replyfd) = @_;
+
+
# 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
@@ -1144,7 +1196,7 @@ sub load_handler {
# Implicit Inputs:
# $currenthostid - Global variable that carries the name of the host
# known as.
-# $clientname - Global variable that carries the name of the hsot we're connected to.
+# $clientname - Global variable that carries the name of the host we're connected to.
# Returns:
# 1 - Ok to continue processing.
# 0 - Program should exit
@@ -1372,6 +1424,22 @@ sub du2_handler {
# selected directory the filename followed by the full output of
# the stat function is returned. The returned info for each
# file are separated by ':'. The stat fields are separated by &'s.
+#
+# If the requested path contains /../ or is:
+#
+# 1. for a directory, and the path does not begin with one of:
+# (a) /home/httpd/html/res/
+# (b) /home/httpd/html/userfiles/
+# (c) /home/httpd/lonUsers//<1>/<2>/<3>//userfiles
+# or is:
+#
+# 2. for a file, and the path (after prepending) does not begin with one of:
+# (a) /home/httpd/lonUsers//<1>/<2>/<3>//
+# (b) /home/httpd/html/res///
+# (c) /home/httpd/html/userfiles///
+#
+# the response will be "refused".
+#
# Parameters:
# $cmd - The command that dispatched us (ls).
# $ulsdir - The directory path to list... I'm not sure what this
@@ -1393,8 +1461,17 @@ sub ls_handler {
my $rights;
my $ulsout='';
my $ulsfn;
+ if ($ulsdir =~m{/\.\./}) {
+ &Failure($client,"refused\n",$userinput);
+ return 1;
+ }
if (-e $ulsdir) {
if(-d $ulsdir) {
+ unless (($ulsdir =~ m{^/home/httpd/html/(res/$LONCAPA::match_domain|userfiles/)}) ||
+ ($ulsdir =~ m{^/home/httpd/lonUsers/$LONCAPA::match_domain(?:/[\w\-.@]){3}/$LONCAPA::match_name/userfiles})) {
+ &Failure($client,"refused\n",$userinput);
+ return 1;
+ }
if (opendir(LSDIR,$ulsdir)) {
while ($ulsfn=readdir(LSDIR)) {
undef($obs);
@@ -1418,6 +1495,11 @@ sub ls_handler {
closedir(LSDIR);
}
} else {
+ unless (($ulsdir =~ m{^/home/httpd/lonUsers/$LONCAPA::match_domain(?:/[\w\-.@]){3}/$LONCAPA::match_name/}) ||
+ ($ulsdir =~ m{^/home/httpd/html/(?:res|userfiles)/$LONCAPA::match_domain/$LONCAPA::match_name/})) {
+ &Failure($client,"refused\n",$userinput);
+ return 1;
+ }
my @ulsstats=stat($ulsdir);
$ulsout.=$ulsfn.'&'.join('&',@ulsstats).':';
}
@@ -1442,6 +1524,22 @@ sub ls_handler {
# selected directory the filename followed by the full output of
# the stat function is returned. The returned info for each
# file are separated by ':'. The stat fields are separated by &'s.
+#
+# If the requested path contains /../ or is:
+#
+# 1. for a directory, and the path does not begin with one of:
+# (a) /home/httpd/html/res/
+# (b) /home/httpd/html/userfiles/
+# (c) /home/httpd/lonUsers//<1>/<2>/<3>//userfiles
+# or is:
+#
+# 2. for a file, and the path (after prepending) does not begin with one of:
+# (a) /home/httpd/lonUsers//<1>/<2>/<3>//
+# (b) /home/httpd/html/res///
+# (c) /home/httpd/html/userfiles///
+#
+# the response will be "refused".
+#
# Parameters:
# $cmd - The command that dispatched us (ls).
# $ulsdir - The directory path to list... I'm not sure what this
@@ -1462,8 +1560,17 @@ sub ls2_handler {
my $rights;
my $ulsout='';
my $ulsfn;
+ if ($ulsdir =~m{/\.\./}) {
+ &Failure($client,"refused\n",$userinput);
+ return 1;
+ }
if (-e $ulsdir) {
if(-d $ulsdir) {
+ unless (($ulsdir =~ m{^/home/httpd/html/(res/$LONCAPA::match_domain|userfiles/)}) ||
+ ($ulsdir =~ m{^/home/httpd/lonUsers/$LONCAPA::match_domain(?:/[\w\-.@]){3}/$LONCAPA::match_name/userfiles})) {
+ &Failure($client,"refused\n","$userinput");
+ return 1;
+ }
if (opendir(LSDIR,$ulsdir)) {
while ($ulsfn=readdir(LSDIR)) {
undef($obs);
@@ -1488,6 +1595,11 @@ sub ls2_handler {
closedir(LSDIR);
}
} else {
+ unless (($ulsdir =~ m{^/home/httpd/lonUsers/$LONCAPA::match_domain(?:/[\w\-.@]){3}/$LONCAPA::match_name/}) ||
+ ($ulsdir =~ m{^/home/httpd/html/(?:res|userfiles)/$LONCAPA::match_domain/$LONCAPA::match_name/})) {
+ &Failure($client,"refused\n",$userinput);
+ return 1;
+ }
my @ulsstats=stat($ulsdir);
$ulsout.=$ulsfn.'&'.join('&',@ulsstats).':';
}
@@ -1504,6 +1616,25 @@ sub ls2_handler {
# selected directory the filename followed by the full output of
# the stat function is returned. The returned info for each
# file are separated by ':'. The stat fields are separated by &'s.
+#
+# If the requested path (after prepending) contains /../ or is:
+#
+# 1. for a directory, and the path does not begin with one of:
+# (a) /home/httpd/html/res/
+# (b) /home/httpd/html/userfiles/
+# (c) /home/httpd/lonUsers//<1>/<2>/<3>//userfiles
+# (d) /home/httpd/html/priv/ and client is the homeserver
+#
+# or is:
+#
+# 2. for a file, and the path (after prepending) does not begin with one of:
+# (a) /home/httpd/lonUsers//<1>/<2>/<3>//
+# (b) /home/httpd/html/res///
+# (c) /home/httpd/html/userfiles///
+# (d) /home/httpd/html/priv/// and client is the homeserver
+#
+# the response will be "refused".
+#
# Parameters:
# $cmd - The command that dispatched us (ls).
# $tail - The tail of the request that invoked us.
@@ -1543,22 +1674,12 @@ sub ls3_handler {
}
my $dir_root = $perlvar{'lonDocRoot'};
- if ($getpropath) {
+ if (($getpropath) || ($getuserdir)) {
if (($uname =~ /^$LONCAPA::match_name$/) && ($udom =~ /^$LONCAPA::match_domain$/)) {
$dir_root = &propath($udom,$uname);
$dir_root =~ s/\/$//;
} else {
- &Failure($client,"refused\n","$cmd:$tail");
- return 1;
- }
- } elsif ($getuserdir) {
- if (($uname =~ /^$LONCAPA::match_name$/) && ($udom =~ /^$LONCAPA::match_domain$/)) {
- my $subdir=$uname.'__';
- $subdir =~ s/(.)(.)(.).*/$1\/$2\/$3/;
- $dir_root = $Apache::lonnet::perlvar{'lonUsersDir'}
- ."/$udom/$subdir/$uname";
- } else {
- &Failure($client,"refused\n","$cmd:$tail");
+ &Failure($client,"refused\n",$userinput);
return 1;
}
} elsif ($alternate_root ne '') {
@@ -1571,12 +1692,28 @@ sub ls3_handler {
$ulsdir = $dir_root.'/'.$ulsdir;
}
}
+ if ($ulsdir =~m{/\.\./}) {
+ &Failure($client,"refused\n",$userinput);
+ return 1;
+ }
+ my $islocal;
+ my @machine_ids = &Apache::lonnet::current_machine_ids();
+ if (grep(/^\Q$clientname\E$/,@machine_ids)) {
+ $islocal = 1;
+ }
my $obs;
my $rights;
my $ulsout='';
my $ulsfn;
if (-e $ulsdir) {
if(-d $ulsdir) {
+ unless (($getpropath) || ($getuserdir) ||
+ ($ulsdir =~ m{^/home/httpd/html/(res/$LONCAPA::match_domain|userfiles/)}) ||
+ ($ulsdir =~ m{^/home/httpd/lonUsers/$LONCAPA::match_domain(?:/[\w\-.@]){3}/$LONCAPA::match_name/userfiles}) ||
+ (($ulsdir =~ m{^/home/httpd/html/priv/$LONCAPA::match_domain}) && ($islocal))) {
+ &Failure($client,"refused\n",$userinput);
+ return 1;
+ }
if (opendir(LSDIR,$ulsdir)) {
while ($ulsfn=readdir(LSDIR)) {
undef($obs);
@@ -1601,6 +1738,13 @@ sub ls3_handler {
closedir(LSDIR);
}
} else {
+ unless (($getpropath) || ($getuserdir) ||
+ ($ulsdir =~ m{^/home/httpd/lonUsers/$LONCAPA::match_domain(?:/[\w\-.@]){3}/$LONCAPA::match_name/}) ||
+ ($ulsdir =~ m{^/home/httpd/html/(?:res|userfiles)/$LONCAPA::match_domain/$LONCAPA::match_name/}) ||
+ (($ulsdir =~ m{^/home/httpd/html/priv/$LONCAPA::match_domain/$LONCAPA::match_name/}) && ($islocal))) {
+ &Failure($client,"refused\n",$userinput);
+ return 1;
+ }
my @ulsstats=stat($ulsdir);
$ulsout.=$ulsfn.'&'.join('&',@ulsstats).':';
}
@@ -1613,6 +1757,80 @@ sub ls3_handler {
}
®ister_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|oracle|rocky|alma)/) {
+ 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;
+}
+®ister_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,$userinput);
+ return 1;
+}
+®ister_handler("devalidatecache", \&server_devalidatecache_handler, 0, 1, 0);
+
sub server_timezone_handler {
my ($cmd,$tail,$client) = @_;
my $userinput = "$cmd:$tail";
@@ -1653,6 +1871,23 @@ sub server_loncaparev_handler {
}
®ister_handler("serverloncaparev", \&server_loncaparev_handler, 0, 1, 0);
+sub server_homeID_handler {
+ my ($cmd,$tail,$client) = @_;
+ my $userinput = "$cmd:$tail";
+ &Reply($client,\$perlvar{'lonHostID'},$userinput);
+ return 1;
+}
+®ister_handler("serverhomeID", \&server_homeID_handler, 0, 1, 0);
+
+sub server_distarch_handler {
+ my ($cmd,$tail,$client) = @_;
+ my $userinput = "$cmd:$tail";
+ my $reply = &distro_and_arch();
+ &Reply($client,\$reply,$userinput);
+ return 1;
+}
+®ister_handler("serverdistarch", \&server_distarch_handler, 0, 1, 0);
+
# Process a reinit request. Reinit requests that either
# lonc or lond be reinitialized so that an updated
# host.tab or domain.tab can be processed.
@@ -1762,15 +1997,49 @@ sub authenticate_handler {
# upass - User's password.
# checkdefauth - Pass to validate_user() to try authentication
# with default auth type(s) if no user account.
+ # clientcancheckhost - Passed by clients with functionality in lonauth.pm
+ # to check if session can be hosted.
- my ($udom, $uname, $upass, $checkdefauth)=split(/:/,$tail);
+ my ($udom, $uname, $upass, $checkdefauth, $clientcancheckhost)=split(/:/,$tail);
&Debug(" Authenticate domain = $udom, user = $uname, password = $upass, checkdefauth = $checkdefauth");
chomp($upass);
$upass=&unescape($upass);
my $pwdcorrect = &validate_user($udom,$uname,$upass,$checkdefauth);
if($pwdcorrect) {
- &Reply( $client, "authorized\n", $userinput);
+ my $canhost = 1;
+ unless ($clientcancheckhost) {
+ my $uprimary_id = &Apache::lonnet::domain($udom,'primary');
+ my $uint_dom = &Apache::lonnet::internet_dom($uprimary_id);
+ my @intdoms;
+ my $internet_names = &Apache::lonnet::get_internet_names($clientname);
+ if (ref($internet_names) eq 'ARRAY') {
+ @intdoms = @{$internet_names};
+ }
+ unless ($uint_dom ne '' && grep(/^\Q$uint_dom\E$/,@intdoms)) {
+ my ($remote,$hosted);
+ my $remotesession = &get_usersession_config($udom,'remotesession');
+ if (ref($remotesession) eq 'HASH') {
+ $remote = $remotesession->{'remote'};
+ }
+ my $hostedsession = &get_usersession_config($clienthomedom,'hostedsession');
+ if (ref($hostedsession) eq 'HASH') {
+ $hosted = $hostedsession->{'hosted'};
+ }
+ my $loncaparev = $clientversion;
+ if ($loncaparev eq '') {
+ $loncaparev = $Apache::lonnet::loncaparevs{$clientname};
+ }
+ $canhost = &Apache::lonnet::can_host_session($udom,$clientname,
+ $loncaparev,
+ $remote,$hosted);
+ }
+ }
+ if ($canhost) {
+ &Reply( $client, "authorized\n", $userinput);
+ } else {
+ &Reply( $client, "not_allowed_to_host\n", $userinput);
+ }
#
# Bad credentials: Failed to authorize
#
@@ -1838,19 +2107,90 @@ sub change_password_handler {
}
if($validated) {
my $realpasswd = &get_auth_type($udom, $uname); # Defined since authd.
-
my ($howpwd,$contentpwd)=split(/:/,$realpasswd);
+ my $notunique;
if ($howpwd eq 'internal') {
&Debug("internal auth");
- my $salt=time;
- $salt=substr($salt,6,2);
- my $ncpass=crypt($npass,$salt);
- if(&rewrite_password_file($udom, $uname, "internal:$ncpass")) {
+ my $ncpass = &hash_passwd($udom,$npass);
+ my (undef,$method,@rest) = split(/!/,$contentpwd);
+ if ($method eq 'bcrypt') {
+ my %passwdconf = &Apache::lonnet::get_passwdconf($udom);
+ if (($passwdconf{'numsaved'}) && ($passwdconf{'numsaved'} =~ /^\d+$/)) {
+ my @oldpasswds;
+ my $userpath = &propath($udom,$uname);
+ my $fullpath = $userpath.'/oldpasswds';
+ if (-d $userpath) {
+ my @oldfiles;
+ if (-e $fullpath) {
+ if (opendir(my $dir,$fullpath)) {
+ (@oldfiles) = grep(/^\d+$/,readdir($dir));
+ closedir($dir);
+ }
+ if (@oldfiles) {
+ @oldfiles = sort { $b <=> $a } (@oldfiles);
+ my $numremoved = 0;
+ for (my $i=0; $i<@oldfiles; $i++) {
+ if ($i>=$passwdconf{'numsaved'}) {
+ if (-f "$fullpath/$oldfiles[$i]") {
+ if (unlink("$fullpath/$oldfiles[$i]")) {
+ $numremoved ++;
+ }
+ }
+ } elsif (open(my $fh,'<',"$fullpath/$oldfiles[$i]")) {
+ while (my $line = <$fh>) {
+ push(@oldpasswds,$line);
+ }
+ close($fh);
+ }
+ }
+ if ($numremoved) {
+ &logthis("unlinked $numremoved old password files for $uname:$udom");
+ }
+ }
+ }
+ push(@oldpasswds,$contentpwd);
+ foreach my $item (@oldpasswds) {
+ my (undef,$method,@rest) = split(/!/,$item);
+ if ($method eq 'bcrypt') {
+ my $result = &hash_passwd($udom,$npass,@rest);
+ if ($result eq $item) {
+ $notunique = 1;
+ last;
+ }
+ }
+ }
+ unless ($notunique) {
+ unless (-e $fullpath) {
+ if (&mkpath("$fullpath/")) {
+ chmod(0700,$fullpath);
+ }
+ }
+ if (-d $fullpath) {
+ my $now = time;
+ if (open(my $fh,'>',"$fullpath/$now")) {
+ print $fh $contentpwd;
+ close($fh);
+ chmod(0400,"$fullpath/$now");
+ }
+ }
+ }
+ }
+ }
+ }
+ if ($notunique) {
+ my $msg="Result of password change for $uname:$udom - password matches one used before";
+ if ($lonhost) {
+ $msg .= " - request originated from: $lonhost";
+ }
+ &logthis($msg);
+ &Reply($client, "prioruse\n", $userinput);
+ } elsif (&rewrite_password_file($udom, $uname, "internal:$ncpass")) {
my $msg="Result of password change for $uname: pwchange_success";
if ($lonhost) {
$msg .= " - request originated from: $lonhost";
}
&logthis($msg);
+ &update_passwd_history($uname,$udom,$howpwd,$context);
&Reply($client, "ok\n", $userinput);
} else {
&logthis("Unable to open $uname passwd "
@@ -1859,6 +2199,9 @@ sub change_password_handler {
}
} elsif ($howpwd eq 'unix' && $context ne 'reset_by_email') {
my $result = &change_unix_password($uname, $npass);
+ if ($result eq 'ok') {
+ &update_passwd_history($uname,$udom,$howpwd,$context);
+ }
&logthis("Result of password change for $uname: ".
$result);
&Reply($client, \$result, $userinput);
@@ -1869,7 +2212,6 @@ sub change_password_handler {
#
&Failure( $client, "auth_mode_error\n", $userinput);
}
-
} else {
if ($failure eq '') {
$failure = 'non_authorized';
@@ -1881,6 +2223,38 @@ sub change_password_handler {
}
®ister_handler("passwd", \&change_password_handler, 1, 1, 0);
+sub hash_passwd {
+ my ($domain,$plainpass,@rest) = @_;
+ my ($salt,$cost);
+ if (@rest) {
+ $cost = $rest[0];
+ # salt is first 22 characters, base-64 encoded by bcrypt
+ my $plainsalt = substr($rest[1],0,22);
+ $salt = Crypt::Eksblowfish::Bcrypt::de_base64($plainsalt);
+ } else {
+ my %domdefaults = &Apache::lonnet::get_domain_defaults($domain);
+ my $defaultcost = $domdefaults{'intauth_cost'};
+ if (($defaultcost eq '') || ($defaultcost =~ /D/)) {
+ $cost = 10;
+ } else {
+ $cost = $defaultcost;
+ }
+ # Generate random 16-octet base64 salt
+ $salt = "";
+ $salt .= pack("C", int rand(256)) for 1..16;
+ }
+ my $hash = &Crypt::Eksblowfish::Bcrypt::bcrypt_hash({
+ key_nul => 1,
+ cost => $cost,
+ salt => $salt,
+ }, Digest::SHA::sha512(Encode::encode('UTF-8',$plainpass)));
+
+ my $result = join("!", "", "bcrypt", sprintf("%02d",$cost),
+ &Crypt::Eksblowfish::Bcrypt::en_base64($salt).
+ &Crypt::Eksblowfish::Bcrypt::en_base64($hash));
+ return $result;
+}
+
#
# Create a new user. User in this case means a lon-capa user.
# The user must either already exist in some authentication realm
@@ -1924,7 +2298,8 @@ sub add_user_handler {
."makeuser";
}
unless ($fperror) {
- my $result=&make_passwd_file($uname, $umode,$npass, $passfilename);
+ my $result=&make_passwd_file($uname,$udom,$umode,$npass,
+ $passfilename,'makeuser');
&Reply($client,\$result, $userinput); #BUGBUG - could be fail
} else {
&Failure($client, \$fperror, $userinput);
@@ -1985,36 +2360,30 @@ sub change_authentication_handler {
my $passfilename = &password_path($udom, $uname);
if ($passfilename) { # Not allowed to create a new user!!
# If just changing the unix passwd. need to arrange to run
- # passwd since otherwise make_passwd_file will run
- # lcuseradd which fails if an account already exists
- # (to prevent an unscrupulous LONCAPA admin from stealing
- # an existing account by overwriting it as a LonCAPA account).
+ # passwd since otherwise make_passwd_file will fail as
+ # creation of unix authenticated users is no longer supported
+ # except from the command line, when running make_domain_coordinator.pl
if(($oldauth =~/^unix/) && ($umode eq "unix")) {
my $result = &change_unix_password($uname, $npass);
&logthis("Result of password change for $uname: ".$result);
if ($result eq "ok") {
+ &update_passwd_history($uname,$udom,$umode,'changeuserauth');
&Reply($client, \$result);
} else {
&Failure($client, \$result);
}
} else {
- my $result=&make_passwd_file($uname, $umode,$npass,$passfilename);
+ my $result=&make_passwd_file($uname,$udom,$umode,$npass,
+ $passfilename,'changeuserauth');
#
# If the current auth mode is internal, and the old auth mode was
# unix, or krb*, and the user is an author for this domain,
# re-run manage_permissions for that role in order to be able
# to take ownership of the construction space back to www:www
#
-
-
- if( (($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, $userinput);
}
@@ -2027,6 +2396,47 @@ sub change_authentication_handler {
}
®ister_handler("changeuserauth", \&change_authentication_handler, 1,1, 0);
+sub update_passwd_history {
+ my ($uname,$udom,$umode,$context) = @_;
+ my $proname=&propath($udom,$uname);
+ my $now = time;
+ if (open(my $fh,">>$proname/passwd.log")) {
+ print $fh "$now:$umode:$context\n";
+ close($fh);
+ }
+ return;
+}
+
+sub inst_unamemap_check {
+ my ($cmd, $tail, $client) = @_;
+ my $userinput = "$cmd:$tail";
+ my %rulecheck;
+ my $outcome;
+ my ($udom,$uname,@rules) = split(/:/,$tail);
+ $udom = &unescape($udom);
+ $uname = &unescape($uname);
+ @rules = map {&unescape($_);} (@rules);
+ eval {
+ local($SIG{__DIE__})='DEFAULT';
+ $outcome = &localenroll::unamemap_check($udom,$uname,\@rules,\%rulecheck);
+ };
+ if (!$@) {
+ if ($outcome eq 'ok') {
+ my $result='';
+ foreach my $key (keys(%rulecheck)) {
+ $result.=&escape($key).'='.&Apache::lonnet::freeze_escape($rulecheck{$key}).'&';
+ }
+ &Reply($client,\$result,$userinput);
+ } else {
+ &Reply($client,"error\n", $userinput);
+ }
+ } else {
+ &Failure($client,"unknown_cmd\n",$userinput);
+ }
+}
+®ister_handler("instunamemapcheck",\&inst_unamemap_check,0,1,0);
+
+
#
# Determines if this is the home server for a user. The home server
# for a user will have his/her lon-capa passwd file. Therefore all we need
@@ -2061,16 +2471,10 @@ sub is_home_handler {
®ister_handler("home", \&is_home_handler, 0,1,0);
#
-# Process an update request for a resource?? I think what's going on here is
-# that a resource has been modified that we hold a subscription to.
+# Process an update request for a resource.
+# A resource has been modified that we hold a subscription to.
# If the resource is not local, then we must update, or at least invalidate our
# cached copy of the resource.
-# FUTURE WORK:
-# I need to look at this logic carefully. My druthers would be to follow
-# typical caching logic, and simple invalidate the cache, drop any subscription
-# an let the next fetch start the ball rolling again... however that may
-# actually be more difficult than it looks given the complex web of
-# proxy servers.
# Parameters:
# $cmd - The command that got us here.
# $tail - Tail of the command (remaining parameters).
@@ -2094,20 +2498,30 @@ sub update_resource_handler {
my $ownership=ishome($fname);
if ($ownership eq 'not_owner') {
if (-e $fname) {
+ # Delete preview file, if exists
+ unlink("$fname.tmp");
+ # Get usage stats
my ($dev,$ino,$mode,$nlink,$uid,$gid,$rdev,$size,
$atime,$mtime,$ctime,$blksize,$blocks)=stat($fname);
my $now=time;
my $since=$now-$atime;
+ # If the file has not been used within lonExpire seconds,
+ # unsubscribe from it and delete local copy
if ($since>$perlvar{'lonExpire'}) {
my $reply=&Apache::lonnet::reply("unsub:$fname","$clientname");
&devalidate_meta_cache($fname);
unlink("$fname");
unlink("$fname.meta");
} else {
+ # Yes, this is in active use. Get a fresh copy. Since it might be in
+ # very active use and huge (like a movie), copy it to "in.transfer" filename first.
my $transname="$fname.in.transfer";
my $remoteurl=&Apache::lonnet::reply("sub:$fname","$clientname");
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 $request=new HTTP::Request('GET',"$remoteurl");
@@ -2115,11 +2529,17 @@ sub update_resource_handler {
}
alarm(0);
if ($response->is_error()) {
- unlink($transname);
+ my $reply=&Apache::lonnet::reply("unsub:$fname","$clientname");
+ &devalidate_meta_cache($fname);
+ if (-e $transname) {
+ unlink($transname);
+ }
+ unlink($fname);
my $message=$response->status_line;
&logthis("LWP GET: $message for $fname ($remoteurl)");
} else {
if ($remoteurl!~/\.meta$/) {
+# FIXME: isn't there an internal LWP mechanism for this?
alarm(120);
{
my $ua=new LWP::UserAgent;
@@ -2131,6 +2551,7 @@ sub update_resource_handler {
}
alarm(0);
}
+ # we successfully transfered, copy file over to real name
rename($transname,$fname);
&devalidate_meta_cache($fname);
}
@@ -2192,7 +2613,10 @@ sub fetch_user_file_handler {
my $destname=$udir.'/'.$ufile;
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;
Debug("Remote URL : $remoteurl Transfername $transname Destname: $destname");
alarm(120);
@@ -2214,6 +2638,24 @@ sub fetch_user_file_handler {
unlink($transname);
&Failure($client, "failed\n", $userinput);
} else {
+ if ($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);
}
}
@@ -2250,11 +2692,20 @@ sub remove_user_file_handler {
if (-e $file) {
#
# If the file is a regular file unlink is fine...
- # However it's possible the client wants a dir.
- # removed, in which case rmdir is more approprate:
+ # However it's possible the client wants a dir
+ # removed, in which case rmdir is more appropriate
+ # Note: rmdir will only remove an empty directory.
#
if (-f $file){
unlink($file);
+ # for html files remove the associated .bak file
+ # which may have been created by the editor.
+ if ($ufile =~ m{^((docs|supplemental)/(?:\d+|default)/\d+(?:|/.+)/)[^/]+\.x?html?$}i) {
+ my $path = $1;
+ if (-e $file.'.bak') {
+ unlink($file.'.bak');
+ }
+ }
} elsif(-d $file) {
rmdir($file);
}
@@ -2368,7 +2819,6 @@ sub user_has_session_handler {
my ($udom, $uname) = map { &unescape($_) } (split(/:/, $tail));
- &logthis("Looking for $udom $uname");
opendir(DIR,$perlvar{'lonIDsDir'});
my $filename;
while ($filename=readdir(DIR)) {
@@ -2618,6 +3068,10 @@ sub newput_user_profile_entry {
foreach my $pair (@pairs) {
my ($key,$value)=split(/=/,$pair);
if (exists($hashref->{$key})) {
+ if (!&untie_user_hash($hashref)) {
+ &logthis("error: ".($!+0)." untie (GDBM) failed ".
+ "while attempting newput - early out as key exists");
+ }
&Failure($client, "key_exists: ".$key."\n",$userinput);
return 1;
}
@@ -2869,7 +3323,8 @@ sub get_profile_entry {
#
# Parameters:
# $cmd - Command keyword of request (eget).
-# $tail - Tail of the command. See GetProfileEntry
# for more information about this.
+# $tail - Tail of the command. See GetProfileEntry
+# for more information about this.
# $client - File open on the client.
# Returns:
# 1 - Continue processing
@@ -3087,6 +3542,9 @@ sub dump_profile_database {
# that is matched against
# database keywords to do
# selective dumps.
+# range - optional range of entries
+# e.g., 10-20 would return the
+# 10th to 19th items, etc.
# $client - Channel open on the client.
# Returns:
# 1 - Continue processing.
@@ -3096,62 +3554,59 @@ sub dump_profile_database {
sub dump_with_regexp {
my ($cmd, $tail, $client) = @_;
+ my $res = LONCAPA::Lond::dump_with_regexp($tail, $clientversion);
- my $userinput = "$cmd:$tail";
-
- my ($udom,$uname,$namespace,$regexp,$range)=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, $namespace,
- &GDBM_READER());
- if ($hashref) {
- my $qresult='';
- my $count=0;
- while (my ($key,$value) = each(%$hashref)) {
- 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", $userinput);
- }
+ if ($res =~ /^error:/) {
+ &Failure($client, \$res, "$cmd:$tail");
} else {
- &Failure($client, "error: ".($!+0)." tie(GDBM) Failed ".
- "while attempting dump\n", $userinput);
+ &Reply($client, \$res, "$cmd:$tail");
}
return 1;
}
®ister_handler("dump", \&dump_with_regexp, 0, 1, 0);
+#
+# Process the encrypted dump request. Original call should
+# be from lonnet::dump() with seventh arg ($encrypt) set to
+# 1, to ensure that both request and response are encrypted.
+#
+# Parameters:
+# $cmd - Command keyword of request (edump).
+# $tail - Tail of the command.
+# See &dump_with_regexp for more
+# information about this.
+# $client - File open on the client.
+# Returns:
+# 1 - Continue processing
+# 0 - server should exit.
+#
+
+sub encrypted_dump_with_regexp {
+ my ($cmd, $tail, $client) = @_;
+ my $res = LONCAPA::Lond::dump_with_regexp($tail, $clientversion);
+
+ if ($res =~ /^error:/) {
+ Failure($client, \$res, "$cmd:$tail");
+ } else {
+ if ($cipher) {
+ my $cmdlength=length($res);
+ $res.=" ";
+ my $encres='';
+ for (my $encidx=0;$encidx<=$cmdlength;$encidx+=8) {
+ $encres.= unpack("H16",
+ $cipher->encrypt(substr($res,
+ $encidx,
+ 8)));
+ }
+ &Reply( $client,"enc:$cmdlength:$encres\n","$cmd:$tail");
+ } else {
+ &Failure( $client, "error:no_key\n","$cmd:$tail");
+ }
+ }
+}
+®ister_handler("edump", \&encrypted_dump_with_regexp, 0, 1, 0);
+
# Store a set of key=value pairs associated with a versioned name.
#
# Parameters:
@@ -3162,6 +3617,9 @@ sub dump_with_regexp {
# namespace - Name of the database being modified
# rid - Resource keyword to modify.
# what - new value associated with rid.
+# laststore - (optional) version=timestamp
+# for most recent transaction for rid
+# in namespace, when cstore was called
#
# $client - Socket open on the client.
#
@@ -3170,23 +3628,47 @@ sub dump_with_regexp {
# 1 (keep on processing).
# Side-Effects:
# Writes to the client
+# Successful storage will cause either 'ok', or, if $laststore was included
+# in the tail of the request, and the version number for the last transaction
+# is larger than the version in $laststore, delay:$numtrans , where $numtrans
+# is the number of store evevnts recorded for rid in namespace since
+# lonnet::store() was called by the client.
+#
sub store_handler {
my ($cmd, $tail, $client) = @_;
my $userinput = "$cmd:$tail";
- my ($udom,$uname,$namespace,$rid,$what) =split(/:/,$tail);
+ chomp($tail);
+ my ($udom,$uname,$namespace,$rid,$what,$laststore) =split(/:/,$tail);
if ($namespace ne 'roles') {
- chomp($what);
my @pairs=split(/\&/,$what);
my $hashref = &tie_user_hash($udom, $uname, $namespace,
&GDBM_WRCREAT(), "S",
"$rid:$what");
if ($hashref) {
my $now = time;
- my @previouskeys=split(/&/,$hashref->{"keys:$rid"});
- my $key;
+ my $numtrans;
+ if ($laststore) {
+ my ($previousversion,$previoustime) = split(/\=/,$laststore);
+ my ($lastversion,$lasttime) = (0,0);
+ $lastversion = $hashref->{"version:$rid"};
+ if ($lastversion) {
+ $lasttime = $hashref->{"$lastversion:$rid:timestamp"};
+ }
+ if (($previousversion) && ($previousversion !~ /\D/)) {
+ if (($lastversion > $previousversion) && ($lasttime >= $previoustime)) {
+ $numtrans = $lastversion - $previousversion;
+ }
+ } elsif ($lastversion) {
+ $numtrans = $lastversion;
+ }
+ if ($numtrans) {
+ $numtrans =~ s/D//g;
+ }
+ }
+
$hashref->{"version:$rid"}++;
my $version=$hashref->{"version:$rid"};
my $allkeys='';
@@ -3199,7 +3681,11 @@ sub store_handler {
$allkeys.='timestamp';
$hashref->{"$version:keys:$rid"}=$allkeys;
if (&untie_user_hash($hashref)) {
- &Reply($client, "ok\n", $userinput);
+ my $msg = 'ok';
+ if ($numtrans) {
+ $msg = 'delay:'.$numtrans;
+ }
+ &Reply($client, "$msg\n", $userinput);
} else {
&Failure($client, "error: ".($!+0)." untie(GDBM) Failed ".
"while attempting store\n", $userinput);
@@ -3461,6 +3947,37 @@ sub send_query_handler {
my ($query,$arg1,$arg2,$arg3)=split(/\:/,$tail);
$query=~s/\n*$//g;
+ if (($query eq 'usersearch') || ($query eq 'instdirsearch')) {
+ my $usersearchconf = &get_usersearch_config($currentdomainid,'directorysrch');
+ my $earlyout;
+ if (ref($usersearchconf) eq 'HASH') {
+ if ($currentdomainid eq $clienthomedom) {
+ if ($query eq 'usersearch') {
+ if ($usersearchconf->{'lcavailable'} eq '0') {
+ $earlyout = 1;
+ }
+ } else {
+ if ($usersearchconf->{'available'} eq '0') {
+ $earlyout = 1;
+ }
+ }
+ } else {
+ if ($query eq 'usersearch') {
+ if ($usersearchconf->{'lclocalonly'}) {
+ $earlyout = 1;
+ }
+ } else {
+ if ($usersearchconf->{'localonly'}) {
+ $earlyout = 1;
+ }
+ }
+ }
+ }
+ if ($earlyout) {
+ &Reply($client, "query_not_authorized\n");
+ return 1;
+ }
+ }
&Reply($client, "". &sql_reply("$clientname\&$query".
"\&$arg1"."\&$arg2"."\&$arg3")."\n",
$userinput);
@@ -3714,6 +4231,11 @@ sub put_course_id_hash_handler {
# createdafter - include courses for which creation date followed this date.
# creationcontext - include courses created in specified context
#
+# domcloner - flag to indicate if user can create CCs in course's domain.
+# If so, ability to clone course is automatic.
+# hasuniquecode - filter by courses for which a six character unique code has
+# been set.
+#
# $client - The socket open on the client.
# Returns:
# 1 - Continue processing.
@@ -3726,7 +4248,7 @@ sub dump_course_id_handler {
my ($udom,$since,$description,$instcodefilter,$ownerfilter,$coursefilter,
$typefilter,$regexp_ok,$rtn_as_hash,$selfenrollonly,$catfilter,$showhidden,
$caller,$cloner,$cc_clone_list,$cloneonly,$createdbefore,$createdafter,
- $creationcontext) =split(/:/,$tail);
+ $creationcontext,$domcloner,$hasuniquecode) =split(/:/,$tail);
my $now = time;
my ($cloneruname,$clonerudom,%cc_clone);
if (defined($description)) {
@@ -3784,24 +4306,26 @@ sub dump_course_id_handler {
$cc_clone{$clonedom.'_'.$clonenum} = 1;
}
}
- if (defined($createdbefore)) {
+ if ($createdbefore ne '') {
$createdbefore = &unescape($createdbefore);
} else {
$createdbefore = 0;
}
- if (defined($createdafter)) {
+ if ($createdafter ne '') {
$createdafter = &unescape($createdafter);
} else {
$createdafter = 0;
}
- if (defined($creationcontext)) {
+ if ($creationcontext ne '') {
$creationcontext = &unescape($creationcontext);
} else {
$creationcontext = '.';
}
-
+ unless ($hasuniquecode) {
+ $hasuniquecode = '.';
+ }
my $unpack = 1;
- if ($description eq '.' && $instcodefilter eq '.' && $coursefilter eq '.' &&
+ if ($description eq '.' && $instcodefilter eq '.' && $ownerfilter eq '.' &&
$typefilter eq '.') {
$unpack = 0;
}
@@ -3826,8 +4350,13 @@ sub dump_course_id_handler {
my ($canclone,$valchange);
my $items = &Apache::lonnet::thaw_unescape($value);
if (ref($items) eq 'HASH') {
+ if ($hashref->{$lasttime_key} eq '') {
+ next if ($since > 1);
+ }
$is_hash = 1;
- if (defined($clonerudom)) {
+ if ($domcloner) {
+ $canclone = 1;
+ } elsif (defined($clonerudom)) {
if ($items->{'cloners'}) {
my @cloneable = split(',',$items->{'cloners'});
if (@cloneable) {
@@ -3855,6 +4384,19 @@ sub dump_course_id_handler {
$items->{'cloners'} = $cloneruname.':'.$clonerudom;
$valchange = 1;
}
+ unless ($canclone) {
+ if ($items->{'owner'} =~ /:/) {
+ if ($items->{'owner'} eq $cloner) {
+ $canclone = 1;
+ }
+ } elsif ($cloner eq $items->{'owner'}.':'.$udom) {
+ $canclone = 1;
+ }
+ if ($canclone) {
+ $items->{'cloners'} = $cloneruname.':'.$clonerudom;
+ $valchange = 1;
+ }
+ }
}
}
if ($unpack || !$rtn_as_hash) {
@@ -3870,6 +4412,9 @@ sub dump_course_id_handler {
$selfenroll_end = $items->{'selfenroll_end_date'};
$created = $items->{'created'};
$context = $items->{'context'};
+ if ($hasuniquecode ne '.') {
+ next unless ($items->{'uniquecode'});
+ }
if ($selfenrollonly) {
next if (!$selfenroll_types);
if (($selfenroll_end > 0) && ($selfenroll_end <= $now)) {
@@ -4055,6 +4600,91 @@ sub dump_course_id_handler {
}
®ister_handler("courseiddump", \&dump_course_id_handler, 0, 1, 0);
+sub course_lastaccess_handler {
+ my ($cmd, $tail, $client) = @_;
+ my $userinput = "$cmd:$tail";
+ my ($cdom,$cnum) = split(':',$tail);
+ my (%lastaccess,$qresult);
+ my $hashref = &tie_domain_hash($cdom, "nohist_courseids", &GDBM_WRCREAT());
+ if ($hashref) {
+ while (my ($key,$value) = each(%$hashref)) {
+ my ($unesc_key,$lasttime);
+ $unesc_key = &unescape($key);
+ if ($cnum) {
+ next unless ($unesc_key =~ /\Q$cdom\E_\Q$cnum\E$/);
+ }
+ if ($unesc_key =~ /^lasttime:($LONCAPA::match_domain\_$LONCAPA::match_courseid)/) {
+ $lastaccess{$1} = $value;
+ } else {
+ my $items = &Apache::lonnet::thaw_unescape($value);
+ if (ref($items) eq 'HASH') {
+ unless ($lastaccess{$unesc_key}) {
+ $lastaccess{$unesc_key} = '';
+ }
+ } else {
+ my @courseitems = split(':',$value);
+ $lastaccess{$unesc_key} = pop(@courseitems);
+ }
+ }
+ }
+ foreach my $cid (sort(keys(%lastaccess))) {
+ $qresult.=&escape($cid).'='.$lastaccess{$cid}.'&';
+ }
+ if (&untie_domain_hash($hashref)) {
+ if ($qresult) {
+ chop($qresult);
+ }
+ &Reply($client, \$qresult, $userinput);
+ } else {
+ &Failure($client, "error: ".($!+0)." untie(GDBM) Failed ".
+ "while attempting lastacourseaccess\n", $userinput);
+ }
+ } else {
+ &Failure($client, "error: ".($!+0)." tie(GDBM) Failed ".
+ "while attempting lastcourseaccess\n", $userinput);
+ }
+ return 1;
+}
+®ister_handler("courselastaccess",\&course_lastaccess_handler, 0, 1, 0);
+
+sub course_sessions_handler {
+ my ($cmd, $tail, $client) = @_;
+ my $userinput = "$cmd:$tail";
+ my ($cdom,$cnum,$lastactivity) = split(':',$tail);
+ my $dbsuffix = '_'.$cdom.'_'.$cnum.'.db';
+ my (%sessions,$qresult);
+ my $now=time;
+ if (opendir(DIR,$perlvar{'lonIDsDir'})) {
+ my $filename;
+ while ($filename=readdir(DIR)) {
+ next if ($filename=~/^\./);
+ next if ($filename=~/^publicuser_/);
+ next if ($filename=~/^[a-f0-9]+_(linked|lti_\d+)\.id$/);
+ if ($filename =~ /^($LONCAPA::match_username)_\d+_($LONCAPA::match_domain)_/) {
+ my ($uname,$udom) = ($1,$2);
+ next unless (-e "$perlvar{'lonDaemons'}/tmp/$uname$dbsuffix");
+ my $mtime = (stat("$perlvar{'lonIDsDir'}/$filename"))[9];
+ if ($lastactivity < 0) {
+ next if ($mtime-$now > $lastactivity);
+ } else {
+ next if ($now-$mtime > $lastactivity);
+ }
+ $sessions{$uname.':'.$udom} = $mtime;
+ }
+ }
+ closedir(DIR);
+ }
+ foreach my $user (keys(%sessions)) {
+ $qresult.=&escape($user).'='.$sessions{$user}.'&';
+ }
+ if ($qresult) {
+ chop($qresult);
+ }
+ &Reply($client, \$qresult, $userinput);
+ return 1;
+}
+®ister_handler("coursesessions",\&course_sessions_handler, 0, 1, 0);
+
#
# Puts an unencrypted entry in a namespace db file at the domain level
#
@@ -4103,7 +4733,7 @@ sub put_domain_handler {
# domain directory.
#
# Parameters:
-# $cmd - Command request keyword (get).
+# $cmd - Command request keyword (getdom).
# $tail - Tail of the command. This is a colon separated list
# consisting of the domain and the 'namespace'
# which selects the gdbm file to do the lookup in,
@@ -4120,33 +4750,122 @@ sub put_domain_handler {
sub get_domain_handler {
my ($cmd, $tail, $client) = @_;
- my $userinput = "$client:$tail";
+ my $userinput = "$cmd:$tail";
my ($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, $userinput);
+ if (($namespace =~ /^enc/) || ($namespace eq 'private')) {
+ &Failure( $client, "refused\n", $userinput);
+ } else {
+ my $res = LONCAPA::Lond::get_dom($userinput);
+ if ($res =~ /^error:/) {
+ &Failure($client, \$res, $userinput);
} else {
- &Failure( $client, "error: ".($!+0)." untie(GDBM) Failed ".
- "while attempting getdom\n",$userinput);
+ &Reply($client, \$res, $userinput);
}
- } else {
- &Failure($client, "error: ".($!+0)." tie(GDBM) Failed ".
- "while attempting getdom\n",$userinput);
}
return 1;
}
®ister_handler("getdom", \&get_domain_handler, 0, 1, 0);
+sub encrypted_get_domain_handler {
+ my ($cmd, $tail, $client) = @_;
+
+ my $userinput = "$cmd:$tail";
+
+ my ($udom,$namespace,$what) = split(/:/,$tail,3);
+ if ($namespace eq 'private') {
+ &Failure( $client, "refused\n", $userinput);
+ } else {
+ my $res = LONCAPA::Lond::get_dom($userinput);
+ if ($res =~ /^error:/) {
+ &Failure($client, \$res, $userinput);
+ } else {
+ if ($cipher) {
+ my $cmdlength=length($res);
+ $res.=" ";
+ my $encres='';
+ for (my $encidx=0;$encidx<=$cmdlength;$encidx+=8) {
+ $encres.= unpack("H16",
+ $cipher->encrypt(substr($res,
+ $encidx,
+ 8)));
+ }
+ &Reply( $client,"enc:$cmdlength:$encres\n",$userinput);
+ } else {
+ &Failure( $client, "error:no_key\n",$userinput);
+ }
+ }
+ }
+ return 1;
+}
+®ister_handler("egetdom", \&encrypted_get_domain_handler, 1, 1, 0);
+
+#
+# Encrypted 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 (lti).
+# $tail - Tail of the command. This is a colon-separated list
+# consisting of the domain, coursenum, if for LTI-
+# enabled deep-linking to course content using
+# link protection configured within a course,
+# context (=deeplink) if for LTI-enabled deep-linking
+# to course content using LTI Provider settings
+# configured within a course's domain, the (escaped)
+# launch URL, the (escaped) method (typically POST),
+# and a frozen hash of the LTI launch parameters
+# from the LTI payload.
+# $client - File descriptor open on the client.
+# Returns:
+# 1 - Continue processing.
+# 0 - Exit.
+# Side effects:
+# The reply will contain an LTI itemID, if the signed LTI payload
+# could be verified using the consumer key and the shared secret
+# available for that key (for the itemID) for either the course or domain,
+# depending on values for cnum and context. The reply is encrypted before
+# being written to $client.
+#
+sub lti_handler {
+ my ($cmd, $tail, $client) = @_;
+
+ my $userinput = "$cmd:$tail";
+
+ my ($cdom,$cnum,$context,$escurl,$escmethod,$items) = split(/:/,$tail);
+ my $url = &unescape($escurl);
+ my $method = &unescape($escmethod);
+ my $params = &Apache::lonnet::thaw_unescape($items);
+ my $res;
+ if ($cnum ne '') {
+ $res = &LONCAPA::Lond::crslti_itemid($cdom,$cnum,$url,$method,$params,$perlvar{'lonVersion'});
+ } else {
+ $res = &LONCAPA::Lond::domlti_itemid($cdom,$context,$url,$method,$params,$perlvar{'lonVersion'});
+ }
+ if ($res =~ /^error:/) {
+ &Failure($client, \$res, $userinput);
+ } else {
+ if ($cipher) {
+ my $cmdlength=length($res);
+ $res.=" ";
+ my $encres='';
+ for (my $encidx=0;$encidx<=$cmdlength;$encidx+=8) {
+ $encres.= unpack("H16",
+ $cipher->encrypt(substr($res,
+ $encidx,
+ 8)));
+ }
+ &Reply( $client,"enc:$cmdlength:$encres\n",$userinput);
+ } else {
+ &Failure( $client, "error:no_key\n",$userinput);
+ }
+ }
+ return 1;
+}
+®ister_handler("lti", \<i_handler, 1, 1, 0);
+
#
# Puts an id to a domains id database.
#
@@ -4244,6 +4963,49 @@ sub get_id_handler {
}
®ister_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", $userinput);
+ }
+ return 1;
+}
+®ister_handler("iddel", \&del_id_handler, 0, 1, 0);
+
#
# Puts broadcast e-mail sent by Domain Coordinator in nohist_dcmail database
#
@@ -4264,7 +5026,8 @@ sub get_id_handler {
sub put_dcmail_handler {
my ($cmd,$tail,$client) = @_;
my $userinput = "$cmd:$tail";
-
+
+
my ($udom,$what)=split(/:/,$tail);
chomp($what);
my $hashref = &tie_domain_hash($udom, "nohist_dcmail", &GDBM_WRCREAT());
@@ -4528,15 +5291,23 @@ sub tmp_put_handler {
}
my ($id,$store);
$tmpsnum++;
- if ($context eq 'resetpw') {
- $id = &md5_hex(&md5_hex(time.{}.rand().$$));
+ my $numtries = 0;
+ my $execdir=$perlvar{'lonDaemons'};
+ if (($context eq 'resetpw') || ($context eq 'createaccount') ||
+ ($context eq 'sso') || ($context eq 'link') || ($context eq 'retry')) {
+ $id = &md5_hex(&md5_hex(time.{}.rand().$$.$tmpsnum));
+ while ((-e "$execdir/tmp/$id.tmp") && ($numtries <10)) {
+ undef($id);
+ $id = &md5_hex(&md5_hex(time.{}.rand().$$.$tmpsnum));
+ $numtries ++;
+ }
} else {
$id = $$.'_'.$clientip.'_'.$tmpsnum;
}
$id=~s/\W/\_/g;
$record=~s/\n//g;
- my $execdir=$perlvar{'lonDaemons'};
- if ($store=IO::File->new(">$execdir/tmp/$id.tmp")) {
+ if (($id ne '') &&
+ ($store=IO::File->new(">$execdir/tmp/$id.tmp"))) {
print $store $record;
close $store;
&Reply($client, \$id, $userinput);
@@ -4619,6 +5390,116 @@ sub tmp_del_handler {
®ister_handler("tmpdel", \&tmp_del_handler, 0, 1, 0);
#
+# Process the updatebalcookie command. This command updates a
+# cookie in the lonBalancedir directory on a load balancer node.
+#
+# Parameters:
+# $cmd - Command that got us here.
+# $tail - Tail of the request (escaped cookie: escaped current entry)
+#
+# $client - socket open on the client process.
+#
+# Returns:
+# 1 - Indicating processing should continue.
+# Side Effects:
+# A cookie file is updated from the lonBalancedir directory
+# A reply is sent to the client.
+#
+sub update_balcookie_handler {
+ my ($cmd, $tail, $client) = @_;
+
+ my $userinput= "$cmd:$tail";
+ chomp($tail);
+ my ($cookie,$lastentry) = map { &unescape($_) } (split(/:/,$tail));
+
+ my $updatedone;
+ if ($cookie =~ /^$LONCAPA::match_domain\_$LONCAPA::match_username\_[a-f0-9]{32}$/) {
+ my $execdir=$perlvar{'lonBalanceDir'};
+ if (-e "$execdir/$cookie.id") {
+ my $doupdate;
+ if (open(my $fh,'<',"$execdir/$cookie.id")) {
+ while (my $line = <$fh>) {
+ chomp($line);
+ if ($line eq $lastentry) {
+ $doupdate = 1;
+ last;
+ }
+ }
+ close($fh);
+ }
+ if ($doupdate) {
+ if (open(my $fh,'>',"$execdir/$cookie.id")) {
+ print $fh $clientname;
+ close($fh);
+ $updatedone = 1;
+ }
+ }
+ }
+ }
+ if ($updatedone) {
+ &Reply($client, "ok\n", $userinput);
+ } else {
+ &Failure( $client, "error: ".($!+0)."file update failed ".
+ "while attempting updatebalcookie\n", $userinput);
+ }
+ return 1;
+}
+®ister_handler("updatebalcookie", \&update_balcookie_handler, 0, 1, 0);
+
+#
+# Process the delbalcookie command. This command deletes a balancer
+# cookie in the lonBalancedir directory on a load balancer node.
+#
+# Parameters:
+# $cmd - Command that got us here.
+# $cookie - Cookie to be deleted.
+# $client - socket open on the client process.
+#
+# Returns:
+# 1 - Indicating processing should continue.
+# Side Effects:
+# A cookie file is deleted from the lonBalancedir directory
+# A reply is sent to the client.
+sub del_balcookie_handler {
+ my ($cmd, $cookie, $client) = @_;
+
+ my $userinput= "$cmd:$cookie";
+
+ chomp($cookie);
+ $cookie = &unescape($cookie);
+ my $deleted = '';
+ if ($cookie =~ /^$LONCAPA::match_domain\_$LONCAPA::match_username\_[a-f0-9]{32}$/) {
+ my $execdir=$perlvar{'lonBalanceDir'};
+ if (-e "$execdir/$cookie.id") {
+ if (open(my $fh,'<',"$execdir/$cookie.id")) {
+ my $dodelete;
+ while (my $line = <$fh>) {
+ chomp($line);
+ if ($line eq $clientname) {
+ $dodelete = 1;
+ last;
+ }
+ }
+ close($fh);
+ if ($dodelete) {
+ if (unlink("$execdir/$cookie.id")) {
+ $deleted = 1;
+ }
+ }
+ }
+ }
+ }
+ if ($deleted) {
+ &Reply($client, "ok\n", $userinput);
+ } else {
+ &Failure( $client, "error: ".($!+0)."Unlinking cookie file Failed ".
+ "while attempting delbalcookie\n", $userinput);
+ }
+ return 1;
+}
+®ister_handler("delbalcookie", \&del_balcookie_handler, 0, 1, 0);
+
+#
# Processes the setannounce command. This command
# creates a file named announce.txt in the top directory of
# the documentn root and sets its contents. The announce.txt file is
@@ -4791,15 +5672,49 @@ sub validate_instcode_handler {
my ($dom,$instcode,$owner) = split(/:/, $tail);
$instcode = &unescape($instcode);
$owner = &unescape($owner);
- my ($outcome,$description) =
+ my ($outcome,$description,$credits) =
&localenroll::validate_instcode($dom,$instcode,$owner);
- my $result = &escape($outcome).'&'.&escape($description);
+ my $result = &escape($outcome).'&'.&escape($description).'&'.
+ &escape($credits);
&Reply($client, \$result, $userinput);
return 1;
}
®ister_handler("autovalidateinstcode", \&validate_instcode_handler, 0, 1, 0);
+#
+# Validate co-owner for cross-listed institutional code and
+# institutional course code itself used for a LON-CAPA course.
+#
+# Formal Parameters:
+# $cmd - The command request that got us dispatched.
+# $tail - The tail of the command. In this case,
+# this is a colon separated string containing:
+# $dom - Course's LON-CAPA domain
+# $instcode - Institutional course code for the course
+# $inst_xlist - Institutional course Id for the crosslisting
+# $coowner - Username of co-owner
+# (values for all but $dom have been escaped).
+#
+# $client - Socket open on the client.
+# Returns:
+# 1 - Indicating processing should continue.
+#
+sub validate_instcrosslist_handler {
+ my ($cmd, $tail, $client) = @_;
+ my $userinput = "$cmd:$tail";
+ my ($dom,$instcode,$inst_xlist,$coowner) = split(/:/,$tail);
+ $instcode = &unescape($instcode);
+ $inst_xlist = &unescape($inst_xlist);
+ $coowner = &unescape($coowner);
+ my $outcome = &localenroll::validate_crosslist_access($dom,$instcode,
+ $inst_xlist,$coowner);
+ &Reply($client, \$outcome, $userinput);
+
+ return 1;
+}
+®ister_handler("autovalidateinstcrosslist", \&validate_instcrosslist_handler, 0, 1, 0);
+
# Get the official sections for which auto-enrollment is possible.
# Since the admin people won't know about 'unofficial sections'
# we cannot auto-enroll on them.
@@ -4846,10 +5761,11 @@ sub get_sections_handler {
sub validate_course_owner_handler {
my ($cmd, $tail, $client) = @_;
my $userinput = "$cmd:$tail";
- my ($inst_course_id, $owner, $cdom) = split(/:/, $tail);
-
+ my ($inst_course_id, $owner, $cdom, $coowners) = split(/:/, $tail);
+
$owner = &unescape($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);
@@ -4895,9 +5811,10 @@ sub validate_course_section_handler {
# 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:
+# set of values that will be split into:
# $inst_class - Institutional code for the specific class section
-# $courseowner - The escaped username:domain of the course owner
+# $ownerlist - An escaped comma-separated list of username:domain
+# of the course owner, and co-owner(s).
# $cdom - The domain of the course from the institution's
# point of view.
# $client - The socket open on the client.
@@ -4922,6 +5839,112 @@ sub validate_class_access_handler {
®ister_handler("autovalidateclass_sec", \&validate_class_access_handler, 0, 1, 0);
#
+# Modify institutional sections (using customized &instsec_reformat()
+# routine in localenroll.pm), to either clutter or declutter, for
+# purposes of ensuring an institutional course section (string) can
+# be unambiguously separated into institutional course and 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 values that will be split into:
+# $cdom - The LON-CAPA domain of the course.
+# $action - Either: clutter or declutter
+# clutter adds character(s) to eliminate ambiguity
+# declutter removes the added characters (e.g., for
+# display of the institutional course section string.
+# $info - A frozen hash in which keys are:
+# LON-CAPA course number:Institutional course code
+# and values are a reference to an array of the
+# items to modify -- either institutional sections,
+# or institutional course sections (for crosslistings).
+# $client - The socket open on the client.
+# Returns:
+# 1 - continue processing.
+#
+
+sub instsec_reformat_handler {
+ my ($cmd, $tail, $client) = @_;
+ my $userinput = "$cmd:$tail";
+ my ($cdom,$action,$info) = split(/:/,$tail);
+ my $instsecref = &Apache::lonnet::thaw_unescape($info);
+ my ($outcome,$result);
+ eval {
+ local($SIG{__DIE__})='DEFAULT';
+ $outcome=&localenroll::instsec_reformat($cdom,$action,$instsecref);
+ if ($outcome eq 'ok') {
+ if (ref($instsecref) eq 'HASH') {
+ foreach my $key (keys(%{$instsecref})) {
+ $result .= &escape($key).'='.&Apache::lonnet::freeze_escape($instsecref->{$key}).'&';
+ }
+ $result =~ s/\&$//;
+ }
+ }
+ };
+ if (!$@) {
+ if ($outcome eq 'ok') {
+ &Reply( $client, \$result, $userinput);
+ } else {
+ &Reply($client,\$outcome, $userinput);
+ }
+ } else {
+ &Failure($client,"unknown_cmd\n",$userinput);
+ }
+ return 1;
+}
+®ister_handler("autoinstsecreformat",\&instsec_reformat_handler, 0, 1, 0);
+
+#
+# Validate course owner or co-owners(s) access to enrollment data for all sections
+# and crosslistings for a particular course.
+#
+#
+# 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 values that will be split into:
+# $ownerlist - An escaped comma-separated list of username:domain
+# of the course owner, and co-owner(s).
+# $cdom - The domain of the course from the institution's
+# point of view.
+# $classes - Frozen hash of institutional course sections and
+# crosslistings.
+# $client - The socket open on the client.
+# Returns:
+# 1 - continue processing.
+#
+
+sub validate_classes_handler {
+ my ($cmd, $tail, $client) = @_;
+ my $userinput = "$cmd:$tail";
+ my ($ownerlist,$cdom,$classes) = split(/:/, $tail);
+ my $classesref = &Apache::lonnet::thaw_unescape($classes);
+ my $owners = &unescape($ownerlist);
+ my $result;
+ eval {
+ local($SIG{__DIE__})='DEFAULT';
+ my %validations;
+ my $response = &localenroll::check_instclasses($owners,$cdom,$classesref,
+ \%validations);
+ if ($response eq 'ok') {
+ foreach my $key (keys(%validations)) {
+ $result .= &escape($key).'='.&Apache::lonnet::freeze_escape($validations{$key}).'&';
+ }
+ $result =~ s/\&$//;
+ } else {
+ $result = 'error';
+ }
+ };
+ if (!$@) {
+ &Reply($client, \$result, $userinput);
+ } else {
+ &Failure($client,"unknown_cmd\n",$userinput);
+ }
+ return 1;
+}
+®ister_handler("autovalidateinstclasses", \&validate_classes_handler, 0, 1, 0);
+
+#
# Create a password for a new LON-CAPA user added by auto-enrollment.
# Only used for case where authentication method for new user is localauth
#
@@ -4956,13 +5979,59 @@ sub create_auto_enroll_password_handler
®ister_handler("autocreatepassword", \&create_auto_enroll_password_handler,
0, 1, 0);
+sub auto_export_grades_handler {
+ my ($cmd, $tail, $client) = @_;
+ my $userinput = "$cmd:$tail";
+ my ($cdom,$cnum,$info,$data) = split(/:/,$tail);
+ my $inforef = &Apache::lonnet::thaw_unescape($info);
+ my $dataref = &Apache::lonnet::thaw_unescape($data);
+ my ($outcome,$result);;
+ eval {
+ local($SIG{__DIE__})='DEFAULT';
+ my %rtnhash;
+ $outcome=&localenroll::export_grades($cdom,$cnum,$inforef,$dataref,\%rtnhash);
+ if ($outcome eq 'ok') {
+ foreach my $key (keys(%rtnhash)) {
+ $result .= &escape($key).'='.&Apache::lonnet::freeze_escape($rtnhash{$key}).'&';
+ }
+ $result =~ s/\&$//;
+ }
+ };
+ if (!$@) {
+ if ($outcome eq 'ok') {
+ if ($cipher) {
+ my $cmdlength=length($result);
+ $result.=" ";
+ my $encresult='';
+ for (my $encidx=0;$encidx<=$cmdlength;$encidx+=8) {
+ $encresult.= unpack("H16",
+ $cipher->encrypt(substr($result,
+ $encidx,
+ 8)));
+ }
+ &Reply( $client, "enc:$cmdlength:$encresult\n", $userinput);
+ } else {
+ &Failure( $client, "error:no_key\n", $userinput);
+ }
+ } else {
+ &Reply($client, "$outcome\n", $userinput);
+ }
+ } else {
+ &Failure($client,"export_error\n",$userinput);
+ }
+ return 1;
+}
+®ister_handler("autoexportgrades", \&auto_export_grades_handler,
+ 1, 1, 0);
+
+
# Retrieve and remove temporary files created by/during autoenrollment.
#
# Formal Parameters:
# $cmd - The command that got us dispatched.
# $tail - The tail of the command. In our case this is a colon
# separated list that will be split into:
-# $filename - The name of the file to remove.
+# $filename - The name of the file to retrieve.
# The filename is given as a path relative to
# the LonCAPA temp file directory.
# $client - Socket open on the client.
@@ -4976,7 +6045,11 @@ sub retrieve_auto_file_handler {
my ($filename) = split(/:/, $tail);
my $source = $perlvar{'lonDaemons'}.'/tmp/'.$filename;
- if ( (-e $source) && ($filename ne '') ) {
+ if ($filename =~m{/\.\./}) {
+ &Failure($client, "refused\n", $userinput);
+ } elsif ($filename !~ /^$LONCAPA::match_domain\_$LONCAPA::match_courseid\_.+_classlist\.xml$/) {
+ &Failure($client, "refused\n", $userinput);
+ } elsif ( (-e $source) && ($filename ne '') ) {
my $reply = '';
if (open(my $fh,$source)) {
while (<$fh>) {
@@ -5008,7 +6081,7 @@ sub crsreq_checks_handler {
my $userinput = "$cmd:$tail";
my $dom = $tail;
my $result;
- my @reqtypes = ('official','unofficial','community');
+ my @reqtypes = ('official','unofficial','community','textbook');
eval {
local($SIG{__DIE__})='DEFAULT';
my %validations;
@@ -5035,19 +6108,20 @@ sub crsreq_checks_handler {
sub validate_crsreq_handler {
my ($cmd, $tail, $client) = @_;
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);
$owner = &unescape($owner);
$crstype = &unescape($crstype);
$inststatuslist = &unescape($inststatuslist);
$instcode = &unescape($instcode);
$instseclist = &unescape($instseclist);
+ my $custominfo = &Apache::lonnet::thaw_unescape($customdata);
my $outcome;
eval {
local($SIG{__DIE__})='DEFAULT';
$outcome = &localenroll::validate_crsreq($dom,$owner,$crstype,
$inststatuslist,$instcode,
- $instseclist);
+ $instseclist,$custominfo);
};
if (!$@) {
&Reply($client, \$outcome, $userinput);
@@ -5058,6 +6132,53 @@ sub validate_crsreq_handler {
}
®ister_handler("autocrsreqvalidation", \&validate_crsreq_handler, 0, 1, 0);
+sub crsreq_update_handler {
+ my ($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 createdcustomized createdactions queuedweb queuedmsg formitems reviewweb validationjs onload javascript);
+ 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",$userinput);
+ }
+ return 1;
+}
+®ister_handler("autocrsrequpdate", \&crsreq_update_handler, 0, 1, 0);
+
#
# Read and retrieve institutional code format (for support form).
# Formal Parameters:
@@ -5277,6 +6398,39 @@ sub get_institutional_selfcreate_rules {
}
®ister_handler("instemailrules",\&get_institutional_selfcreate_rules,0,1,0);
+sub get_unamemap_rules {
+ my ($cmd, $tail, $client) = @_;
+ my $userinput = "$cmd:$tail";
+ my $dom = &unescape($tail);
+ my (%rules_hash,@rules_order);
+ my $outcome;
+ eval {
+ local($SIG{__DIE__})='DEFAULT';
+ $outcome = &localenroll::unamemap_rules($dom,\%rules_hash,\@rules_order);
+ };
+ if (!$@) {
+ if ($outcome eq 'ok') {
+ my $result;
+ foreach my $key (keys(%rules_hash)) {
+ $result .= &escape($key).'='.&Apache::lonnet::freeze_escape($rules_hash{$key}).'&';
+ }
+ $result =~ s/\&$//;
+ $result .= ':';
+ if (@rules_order > 0) {
+ foreach my $item (@rules_order) {
+ $result .= &escape($item).'&';
+ }
+ }
+ $result =~ s/\&$//;
+ &Reply($client,\$result,$userinput);
+ } else {
+ &Reply($client,"error\n", $userinput);
+ }
+ } else {
+ &Failure($client,"unknown_cmd\n",$userinput);
+ }
+}
+®ister_handler("unamemaprules",\&get_unamemap_rules,0,1,0);
sub institutional_username_check {
my ($cmd, $tail, $client) = @_;
@@ -5765,18 +6919,6 @@ 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
sub catchexception {
my ($error)=@_;
@@ -5813,8 +6955,8 @@ my $wwwid=getpwnam('www');
if ($wwwid!=$<) {
my $emailto="$perlvar{'lonAdmEMail'},$perlvar{'lonSysEMail'}";
my $subj="LON: $currenthostid User ID mismatch";
- system("echo 'User ID mismatch. lond must be run as user www.' |\
- mailto $emailto -s '$subj' > /dev/null");
+ system("echo 'User ID mismatch. lond must be run as user www.' |".
+ " mail -s '$subj' $emailto > /dev/null");
exit 1;
}
@@ -5837,7 +6979,7 @@ if (-e $pidfile) {
$server = IO::Socket::INET->new(LocalPort => $perlvar{'londPort'},
Type => SOCK_STREAM,
Proto => 'tcp',
- Reuse => 1,
+ ReuseAddr => 1,
Listen => 10 )
or die "making socket: $@\n";
@@ -5900,9 +7042,13 @@ sub HUPSMAN { # sig
# a setuid perl script that can be root for us to do this job.
#
sub ReloadApache {
- my $execdir = $perlvar{'lonDaemons'};
- my $script = $execdir."/apachereload";
- system($script);
+# --------------------------- Handle case of another apachereload process (locking)
+ if (&LONCAPA::try_to_lock('/tmp/lock_apachereload')) {
+ my $execdir = $perlvar{'lonDaemons'};
+ my $script = $execdir."/apachereload";
+ system($script);
+ unlink('/tmp/lock_apachereload'); # Remove the lock file.
+ }
}
#
@@ -6075,7 +7221,7 @@ sub logstatus {
sub initnewstatus {
my $docdir=$perlvar{'lonDocRoot'};
my $fh=IO::File->new(">$docdir/lon-status/londstatus.txt");
- my $now=time;
+ my $now=time();
my $local=localtime($now);
print $fh "LOND status $local - parent $$\n\n";
opendir(DIR,"$docdir/lon-status/londchld");
@@ -6164,8 +7310,16 @@ $SIG{USR2} = \&UpdateHosts;
# Read the host hashes:
&Apache::lonnet::load_hosts_tab();
+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
@@ -6224,6 +7378,7 @@ sub make_new_child {
or die "Can't unblock SIGINT for fork: $!\n";
$children{$pid} = $clientip;
&status('Started child '.$pid);
+ close($client);
return;
} else {
# Child can *not* return from this subroutine.
@@ -6232,6 +7387,13 @@ sub make_new_child {
#don't get intercepted
$SIG{USR1}= \&logstatus;
$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 ';
$status='Forked';
@@ -6242,10 +7404,28 @@ sub make_new_child {
# my $tmpsnum=0; # Now global
#---------------------------------------------------- kerberos 5 initialization
&Authen::Krb5::init_context();
- unless (($dist eq 'fedora5') || ($dist eq 'fedora4') ||
- ($dist eq 'fedora6') || ($dist eq 'suse9.3')) {
- &Authen::Krb5::init_ets();
- }
+
+ my $no_ets;
+ if ($dist =~ /^(?:centos|rhes|scientific|oracle|rocky|alma)(\d+)/) {
+ if ($1 >= 7) {
+ $no_ets = 1;
+ }
+ } elsif ($dist =~ /^suse(\d+\.\d+)$/) {
+ if (($1 eq '9.3') || ($1 >= 12.2)) {
+ $no_ets = 1;
+ }
+ } elsif ($dist =~ /^sles(\d+)$/) {
+ if ($1 > 11) {
+ $no_ets = 1;
+ }
+ } elsif ($dist =~ /^fedora(\d+)$/) {
+ if ($1 < 7) {
+ $no_ets = 1;
+ }
+ }
+ unless ($no_ets) {
+ &Authen::Krb5::init_ets();
+ }
&status('Accepted connection');
# =============================================================================
@@ -6260,7 +7440,7 @@ sub make_new_child {
&ReadManagerTable();
my $clientrec=defined(&Apache::lonnet::get_hosts_from_ip($outsideip));
my $ismanager=($managers{$outsideip} ne undef);
- $clientname = "[unknonwn]";
+ $clientname = "[unknown]";
if($clientrec) { # Establish client type.
$ConnectionType = "client";
$clientname = (&Apache::lonnet::get_hosts_from_ip($outsideip))[-1];
@@ -6288,7 +7468,13 @@ sub make_new_child {
#
# If the remote is attempting a local init... give that a try:
#
- my ($i, $inittype) = 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
# certificate files yet, then I'll drop back to
@@ -6308,6 +7494,7 @@ sub make_new_child {
}
if($inittype eq "local") {
+ $clientversion = $perlvar{'lonVersion'};
my $key = LocalConnection($client, $remotereq);
if($key) {
Debug("Got local key $key");
@@ -6315,7 +7502,7 @@ sub make_new_child {
my $cipherkey = pack("H32", $key);
$cipher = new IDEA($cipherkey);
print $client "ok:local\n";
- &logthis(''
. "Successful local authentication ");
$keymode = "local"
} else {
@@ -6352,7 +7539,6 @@ sub make_new_child {
."Attempted insecure connection disallowed ");
close $client;
$clientok = 0;
-
}
}
} else {
@@ -6361,7 +7547,6 @@ sub make_new_child {
."$clientip failed to initialize: >$remotereq< ");
&status('No init '.$clientip);
}
-
} else {
&logthis(
"WARNING: Unknown client $clientip");
@@ -6379,12 +7564,15 @@ sub make_new_child {
# ------------------------------------------------------------ Process requests
my $keep_going = 1;
my $user_input;
+ my $clienthost = &Apache::lonnet::hostname($clientname);
+ my $clientserverhomeID = &Apache::lonnet::get_server_homeID($clienthost);
+ $clienthomedom = &Apache::lonnet::host_domain($clientserverhomeID);
while(($user_input = get_request) && $keep_going) {
alarm(120);
Debug("Main: Got $user_input\n");
$keep_going = &process_request($user_input);
alarm(0);
- &status('Listening to '.$clientname." ($keymode)");
+ &status('Listening to '.$clientname." ($keymode)");
}
# --------------------------------------------- client unknown or fishy, refuse
@@ -6400,8 +7588,8 @@ sub make_new_child {
&logthis("CRITICAL: "
."Disconnect from $clientip ($clientname)");
-
-
+
+
# this exit is VERY important, otherwise the child will become
# a producer of more and more children, forking yourself into
# process death.
@@ -6428,22 +7616,29 @@ sub is_author {
# Author role should show up as a key /domain/_au
- my $key = "/$domain/_au";
my $value;
- if (defined($hashref)) {
- $value = $hashref->{$key};
- }
+ if ($hashref) {
- if(defined($value)) {
- &Debug("$user @ $domain is an author");
+ my $key = "/$domain/_au";
+ 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);
}
#
# Checks to see if the input roleput request was to set
-# an author role. If so, invokes the lchtmldir script to set
-# up a correct public_html
+# an author role. If so, creates construction space
# Parameters:
# request - The request sent to the rolesput subchunk.
# We're looking for /domain/_au
@@ -6453,16 +7648,15 @@ sub is_author {
#
sub manage_permissions {
my ($request, $domain, $user, $authtype) = @_;
-
- &Debug("manage_permissions: $request $domain $user $authtype");
-
# See if the request is of the form /$domain/_au
if($request =~ /^(\/\Q$domain\E\/_au)$/) { # It's an author rolesput...
- my $execdir = $perlvar{'lonDaemons'};
- my $userhome= "/home/$user" ;
- &logthis("system $execdir/lchtmldir $userhome $user $authtype");
- &Debug("Setting homedir permissions for $userhome");
- system("$execdir/lchtmldir $userhome $user $authtype");
+ my $path=$perlvar{'lonDocRoot'}."/priv/$domain";
+ unless (-e $path) {
+ mkdir($path);
+ }
+ unless (-e $path.'/'.$user) {
+ mkdir($path.'/'.$user);
+ }
}
}
@@ -6510,15 +7704,25 @@ sub password_filename {
# domain - domain of the user.
# name - User's name.
# contents - New contents of the file.
+# saveold - (optional). If true save old file in a passwd.bak file.
# Returns:
# 0 - Failed.
# 1 - Success.
#
sub rewrite_password_file {
- my ($domain, $user, $contents) = @_;
+ my ($domain, $user, $contents, $saveold) = @_;
my $file = &password_filename($domain, $user);
if (defined $file) {
+ if ($saveold) {
+ my $bakfile = $file.'.bak';
+ if (CopyFile($file,$bakfile)) {
+ chmod(0400,$bakfile);
+ &logthis("Old password saved in passwd.bak for internally authenticated user: $user:$domain");
+ } else {
+ &logthis("Failed to save old password in passwd.bak for internally authenticated user: $user:$domain");
+ }
+ }
my $pf = IO::File->new(">$file");
if($pf) {
print $pf "$contents\n";
@@ -6537,9 +7741,7 @@ sub rewrite_password_file {
# Returns the authorization type or nouser if there is no such user.
#
-sub get_auth_type
-{
-
+sub get_auth_type {
my ($domain, $user) = @_;
Debug("get_auth_type( $domain, $user ) \n");
@@ -6607,14 +7809,39 @@ sub validate_user {
} elsif ((($domdefaults{'auth_def'} eq 'krb4') ||
($domdefaults{'auth_def'} eq 'krb5')) &&
($domdefaults{'auth_arg_def'} ne '')) {
- $howpwd = $domdefaults{'auth_def'};
- $contentpwd = $domdefaults{'auth_arg_def'};
+ #
+ # Don't attempt authentication for username and password supplied
+ # for user without an account if username contains @ to avoid
+ # call to &Authen::Krb5::parse_name() which will result in con_lost
+ #
+ unless ($user =~ /\@/) {
+ $howpwd = $domdefaults{'auth_def'};
+ $contentpwd = $domdefaults{'auth_arg_def'};
+ }
}
}
- }
+ }
if ($howpwd ne 'nouser') {
if($howpwd eq "internal") { # Encrypted is in local password file.
- $validated = (crypt($password, $contentpwd) eq $contentpwd);
+ if (length($contentpwd) == 13) {
+ $validated = (crypt($password,$contentpwd) eq $contentpwd);
+ if ($validated) {
+ my %domdefaults = &Apache::lonnet::get_domain_defaults($domain);
+ if ($domdefaults{'intauth_switch'}) {
+ my $ncpass = &hash_passwd($domain,$password);
+ my $saveold;
+ if ($domdefaults{'intauth_switch'} == 2) {
+ $saveold = 1;
+ }
+ if (&rewrite_password_file($domain,$user,"$howpwd:$ncpass",$saveold)) {
+ &update_passwd_history($user,$domain,$howpwd,'conversion');
+ &logthis("Validated password hashed with bcrypt for $user:$domain");
+ }
+ }
+ }
+ } else {
+ $validated = &check_internal_passwd($password,$contentpwd,$domain,$user);
+ }
}
elsif ($howpwd eq "unix") { # User is a normal unix user.
$contentpwd = (getpwnam($user))[1];
@@ -6634,54 +7861,24 @@ sub validate_user {
} else {
$validated = 0;
}
- }
- elsif ($howpwd eq "krb4") { # user is in kerberos 4 auth. domain.
- if(! ($password =~ /$null/) ) {
- my $k4error = &Authen::Krb4::get_pw_in_tkt($user,
- "",
- $contentpwd,,
- 'krbtgt',
- $contentpwd,
- 1,
- $password);
- if(!$k4error) {
- $validated = 1;
- } else {
- $validated = 0;
- &logthis('krb4: '.$user.', '.$contentpwd.', '.
- &Authen::Krb4::get_err_txt($Authen::Krb4::error));
- }
- } else {
- $validated = 0; # Password has a match with null.
- }
+ } elsif ($howpwd eq "krb4") { # user is in kerberos 4 auth. domain.
+ my $checkwithkrb5 = 0;
+ if ($dist =~/^fedora(\d+)$/) {
+ if ($1 > 11) {
+ $checkwithkrb5 = 1;
+ }
+ } elsif ($dist =~ /^suse([\d.]+)$/) {
+ if ($1 > 11.1) {
+ $checkwithkrb5 = 1;
+ }
+ }
+ if ($checkwithkrb5) {
+ $validated = &krb5_authen($password,$null,$user,$contentpwd);
+ } else {
+ $validated = &krb4_authen($password,$null,$user,$contentpwd);
+ }
} elsif ($howpwd eq "krb5") { # User is in kerberos 5 auth. domain.
- if(!($password =~ /$null/)) { # Null password not allowed.
- my $krbclient = &Authen::Krb5::parse_name($user.'@'
- .$contentpwd);
- my $krbservice = "krbtgt/".$contentpwd."\@".$contentpwd;
- my $krbserver = &Authen::Krb5::parse_name($krbservice);
- my $credentials= &Authen::Krb5::cc_default();
- $credentials->initialize(&Authen::Krb5::parse_name($user.'@'
- .$contentpwd));
- my $krbreturn;
- if (exists(&Authen::Krb5::get_init_creds_password)) {
- $krbreturn =
- &Authen::Krb5::get_init_creds_password($krbclient,$password,
- $krbservice);
- $validated = (ref($krbreturn) eq 'Authen::Krb5::Creds');
- } else {
- $krbreturn =
- &Authen::Krb5::get_in_tkt_with_password($krbclient,$krbserver,
- $password,$credentials);
- $validated = ($krbreturn == 1);
- }
- if (!$validated) {
- &logthis('krb5: '.$user.', '.$contentpwd.', '.
- &Authen::Krb5::error());
- }
- } else {
- $validated = 0;
- }
+ $validated = &krb5_authen($password,$null,$user,$contentpwd);
} elsif ($howpwd eq "localauth") {
# Authenticate via installation specific authentcation method:
$validated = &localauth::localauth($user,
@@ -6712,6 +7909,109 @@ sub validate_user {
return $validated;
}
+sub check_internal_passwd {
+ my ($plainpass,$stored,$domain,$user) = @_;
+ my (undef,$method,@rest) = split(/!/,$stored);
+ if ($method eq 'bcrypt') {
+ my $result = &hash_passwd($domain,$plainpass,@rest);
+ if ($result ne $stored) {
+ return 0;
+ }
+ my %domdefaults = &Apache::lonnet::get_domain_defaults($domain);
+ if ($domdefaults{'intauth_check'}) {
+ # Upgrade to a larger number of rounds if necessary
+ my $defaultcost = $domdefaults{'intauth_cost'};
+ if (($defaultcost eq '') || ($defaultcost =~ /D/)) {
+ $defaultcost = 10;
+ }
+ if (int($rest[0])initialize(&Authen::Krb5::parse_name($user.'@'
+ .$contentpwd));
+ my $krbreturn;
+ if (exists(&Authen::Krb5::get_init_creds_password)) {
+ $krbreturn =
+ &Authen::Krb5::get_init_creds_password($krbclient,$password,
+ $krbservice);
+ $validated = (ref($krbreturn) eq 'Authen::Krb5::Creds');
+ } else {
+ $krbreturn =
+ &Authen::Krb5::get_in_tkt_with_password($krbclient,$krbserver,
+ $password,$credentials);
+ $validated = ($krbreturn == 1);
+ }
+ if (!$validated) {
+ &logthis('krb5: '.$user.', '.$contentpwd.', '.
+ &Authen::Krb5::error());
+ }
+ }
+ return $validated;
+}
sub addline {
my ($fname,$hostid,$ip,$newline)=@_;
@@ -6924,7 +8224,9 @@ sub subscribe {
# the metadata
unless ($fname=~/\.meta$/) { &unsub("$fname.meta",$clientip); }
$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";
}
} else {
@@ -6966,26 +8268,26 @@ sub change_unix_password {
sub make_passwd_file {
- my ($uname, $umode,$npass,$passfilename)=@_;
+ my ($uname,$udom,$umode,$npass,$passfilename,$action)=@_;
my $result="ok";
if ($umode eq 'krb4' or $umode eq 'krb5') {
{
my $pf = IO::File->new(">$passfilename");
if ($pf) {
print $pf "$umode:$npass\n";
+ &update_passwd_history($uname,$udom,$umode,$action);
} else {
$result = "pass_file_failed_error";
}
}
} elsif ($umode eq 'internal') {
- my $salt=time;
- $salt=substr($salt,6,2);
- my $ncpass=crypt($npass,$salt);
+ my $ncpass = &hash_passwd($udom,$npass);
{
&Debug("Creating internal auth");
my $pf = IO::File->new(">$passfilename");
if($pf) {
print $pf "internal:$ncpass\n";
+ &update_passwd_history($uname,$udom,$umode,$action);
} else {
$result = "pass_file_failed_error";
}
@@ -6995,60 +8297,14 @@ sub make_passwd_file {
my $pf = IO::File->new(">$passfilename");
if($pf) {
print $pf "localauth:$npass\n";
+ &update_passwd_history($uname,$udom,$umode,$action);
} else {
$result = "pass_file_failed_error";
}
}
} elsif ($umode eq 'unix') {
- {
- #
- # 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";
- }
- }
+ &logthis(">>>Attempt to create unix account blocked -- unix auth not available for new users.");
+ $result="no_new_unix_accounts";
} elsif ($umode eq 'none') {
{
my $pf = IO::File->new("> $passfilename");
@@ -7082,7 +8338,7 @@ sub sethost {
eq &Apache::lonnet::get_host_ip($hostid)) {
$currenthostid =$hostid;
$currentdomainid=&Apache::lonnet::host_domain($hostid);
- &logthis("Setting hostid to $hostid, and domain to $currentdomainid");
+# &logthis("Setting hostid to $hostid, and domain to $currentdomainid");
} else {
&logthis("Requested host id $hostid not an alias of ".
$perlvar{'lonHostID'}." refusing connection");
@@ -7097,6 +8353,37 @@ sub version {
return "version:$VERSION";
}
+sub get_usersession_config {
+ my ($dom,$name) = @_;
+ my ($usersessionconf,$cached)=&Apache::lonnet::is_cached_new($name,$dom);
+ if (defined($cached)) {
+ return $usersessionconf;
+ } else {
+ my %domconfig = &Apache::lonnet::get_dom('configuration',['usersessions'],$dom);
+ if (ref($domconfig{'usersessions'}) eq 'HASH') {
+ &Apache::lonnet::do_cache_new($name,$dom,$domconfig{'usersessions'},3600);
+ return $domconfig{'usersessions'};
+ }
+ }
+ return;
+}
+
+sub get_usersearch_config {
+ my ($dom,$name) = @_;
+ my ($usersearchconf,$cached)=&Apache::lonnet::is_cached_new($name,$dom);
+ if (defined($cached)) {
+ return $usersearchconf;
+ } else {
+ my %domconfig = &Apache::lonnet::get_dom('configuration',['directorysrch'],$dom);
+ &Apache::lonnet::do_cache_new($name,$dom,$domconfig{'directorysrch'},3600);
+ return $domconfig{'directorysrch'};
+ }
+ return;
+}
+
+sub distro_and_arch {
+ return $dist.':'.$arch;
+}
# ----------------------------------- POD (plain old documentation, CPAN style)
@@ -7305,7 +8592,7 @@ Place in B
stores hash in namespace
-=item rolesputy
+=item rolesput
put a role into a user's environment
@@ -7832,5 +9119,7 @@ string.
=back
+=back
+
=cut