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version 1.435, 2010/01/02 23:56:06
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version 1.476, 2011/07/28 15:12:03
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Line 15
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Line 15
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| # |
# |
| # 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 42 use Crypt::IDEA;
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Line 43 use Crypt::IDEA;
|
| use LWP::UserAgent(); |
use LWP::UserAgent(); |
| use Digest::MD5 qw(md5_hex); |
use Digest::MD5 qw(md5_hex); |
| use GDBM_File; |
use GDBM_File; |
| use Authen::Krb4; |
|
| use Authen::Krb5; |
use Authen::Krb5; |
| use localauth; |
use localauth; |
| use localenroll; |
use localenroll; |
|
Line 53 use LONCAPA::lonlocal;
|
Line 53 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. |
| |
|
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Line 67 my $currentdomainid;
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Line 68 my $currentdomainid;
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| my $client; |
my $client; |
| my $clientip; # IP address of client. |
my $clientip; # IP address of client. |
| my $clientname; # LonCAPA name of client. |
my $clientname; # LonCAPA name of client. |
| my $clientversion; # LonCAPA version running on client |
my $clientversion; # LonCAPA version running on client. |
| |
my $clienthomedom; # LonCAPA domain of homeID for client. |
| |
# primary library server. |
| |
|
| my $server; |
my $server; |
| |
|
|
Line 418 sub ReadManagerTable {
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Line 421 sub ReadManagerTable {
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| |
|
| 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 444 sub ReadManagerTable {
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Line 450 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 506 sub AdjustHostContents {
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Line 512 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 594 sub InstallFile {
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Line 601 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 611 sub ConfigFileFromSelector {
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Line 615 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 $tablefile; |
| |
|
| } |
} |
| # |
# |
| # PushFile: Called to do an administrative push of a file. |
# PushFile: Called to do an administrative push of a file. |
|
Line 645 sub PushFile {
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Line 645 sub PushFile {
|
| # supported: |
# supported: |
| # hosts.tab ($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 ($filename eq dns_domain). |
| # Construct the destination filename or reject the request. |
# Construct the destination filename or reject the request. |
| # |
# |
| # lonManage is supposed to ensure this, however this session could be |
# lonManage is supposed to ensure this, however this session could be |
|
Line 676 sub PushFile {
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Line 678 sub PushFile {
|
| return "error:$!"; |
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"; |
| |
$fh->close; |
| |
} |
| |
} |
| } |
} |
| |
|
| |
|
| # Indicate success: |
# Indicate success: |
| |
|
| return "ok"; |
return "ok"; |
|
Line 976 sub read_profile {
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Line 998 sub read_profile {
|
| &GDBM_READER()); |
&GDBM_READER()); |
| if ($hashref) { |
if ($hashref) { |
| my @queries=split(/\&/,$what); |
my @queries=split(/\&/,$what); |
| |
if ($namespace eq 'roles') { |
| |
@queries = map { &unescape($_); } @queries; |
| |
} |
| my $qresult=''; |
my $qresult=''; |
| |
|
| for (my $i=0;$i<=$#queries;$i++) { |
for (my $i=0;$i<=$#queries;$i++) { |
|
Line 1069 sub pong_handler {
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Line 1094 sub pong_handler {
|
| # Implicit Inputs: |
# Implicit Inputs: |
| # $currenthostid - Global variable that carries the name of the host |
# $currenthostid - Global variable that carries the name of the host |
| # known as. |
# 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: |
# Returns: |
| # 1 - Ok to continue processing. |
# 1 - Ok to continue processing. |
| # 0 - Program should exit. |
# 0 - Program should exit. |
|
Line 1108 sub establish_key_handler {
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Line 1133 sub establish_key_handler {
|
| # Implicit Inputs: |
# Implicit Inputs: |
| # $currenthostid - Global variable that carries the name of the host |
# $currenthostid - Global variable that carries the name of the host |
| # known as. |
# known as. |
| # $clientname - Global variable that carries the name of the hsot we're connected to. |
# $clientname - Global variable that carries the name of the host we're connected to. |
| # Returns: |
# Returns: |
| # 1 - Ok to continue processing. |
# 1 - Ok to continue processing. |
| # 0 - Program should exit. |
# 0 - Program should exit. |
|
Line 1117 sub establish_key_handler {
|
Line 1142 sub establish_key_handler {
|
| sub load_handler { |
sub load_handler { |
| my ($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 1145 sub load_handler {
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Line 1172 sub load_handler {
|
| # Implicit Inputs: |
# Implicit Inputs: |
| # $currenthostid - Global variable that carries the name of the host |
# $currenthostid - Global variable that carries the name of the host |
| # known as. |
# known as. |
| # $clientname - Global variable that carries the name of the hsot we're connected to. |
# $clientname - Global variable that carries the name of the host we're connected to. |
| # Returns: |
# Returns: |
| # 1 - Ok to continue processing. |
# 1 - Ok to continue processing. |
| # 0 - Program should exit |
# 0 - Program should exit |
|
Line 1654 sub server_loncaparev_handler {
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Line 1681 sub server_loncaparev_handler {
|
| } |
} |
| ®ister_handler("serverloncaparev", \&server_loncaparev_handler, 0, 1, 0); |
®ister_handler("serverloncaparev", \&server_loncaparev_handler, 0, 1, 0); |
| |
|
| |
sub server_homeID_handler { |
| |
my ($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,$userinput); |
| |
return 1; |
| |
} |
| |
®ister_handler("serverdistarch", \&server_distarch_handler, 0, 1, 0); |
| |
|
| # Process a reinit request. Reinit requests that either |
# Process a reinit request. Reinit requests that either |
| # lonc or lond be reinitialized so that an updated |
# lonc or lond be reinitialized so that an updated |
| # host.tab or domain.tab can be processed. |
# host.tab or domain.tab can be processed. |
|
Line 1763 sub authenticate_handler {
|
Line 1807 sub authenticate_handler {
|
| # upass - User's password. |
# upass - User's password. |
| # checkdefauth - Pass to validate_user() to try authentication |
# checkdefauth - Pass to validate_user() to try authentication |
| # with default auth type(s) if no user account. |
# with default auth type(s) if no user account. |
| |
# clientcancheckhost - Passed by clients with functionality in lonauth.pm |
| |
# to check if session can be hosted. |
| |
|
| my ($udom, $uname, $upass, $checkdefauth)=split(/:/,$tail); |
my ($udom, $uname, $upass, $checkdefauth, $clientcancheckhost)=split(/:/,$tail); |
| &Debug(" Authenticate domain = $udom, user = $uname, password = $upass, checkdefauth = $checkdefauth"); |
&Debug(" Authenticate domain = $udom, user = $uname, password = $upass, checkdefauth = $checkdefauth"); |
| chomp($upass); |
chomp($upass); |
| $upass=&unescape($upass); |
$upass=&unescape($upass); |
| |
|
| my $pwdcorrect = &validate_user($udom,$uname,$upass,$checkdefauth); |
my $pwdcorrect = &validate_user($udom,$uname,$upass,$checkdefauth); |
| if($pwdcorrect) { |
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,$clientname, |
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$loncaparev, |
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$remote,$hosted); |
| |
} |
| |
} |
| |
if ($canhost) { |
| |
&Reply( $client, "authorized\n", $userinput); |
| |
} else { |
| |
&Reply( $client, "not_allowed_to_host\n", $userinput); |
| |
} |
| # |
# |
| # Bad credentials: Failed to authorize |
# Bad credentials: Failed to authorize |
| # |
# |
|
Line 2109 sub update_resource_handler {
|
Line 2187 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 2117 sub update_resource_handler {
|
Line 2198 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 2195 sub fetch_user_file_handler {
|
Line 2278 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 $remoteurl=$clientprotocol.'://'.$clientip.'/userfiles/'.$fname; |
| my $response; |
my $response; |
| Debug("Remote URL : $remoteurl Transfername $transname Destname: $destname"); |
Debug("Remote URL : $remoteurl Transfername $transname Destname: $destname"); |
| alarm(120); |
alarm(120); |
|
Line 2371 sub user_has_session_handler {
|
Line 2456 sub user_has_session_handler {
|
| |
|
| my ($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 3102 sub dump_with_regexp {
|
Line 3186 sub dump_with_regexp {
|
| |
|
| my $userinput = "$cmd:$tail"; |
my $userinput = "$cmd:$tail"; |
| |
|
| my ($udom,$uname,$namespace,$regexp,$range)=split(/:/,$tail); |
my ($udom,$uname,$namespace,$regexp,$range,$extra)=split(/:/,$tail); |
| if (defined($regexp)) { |
if (defined($regexp)) { |
| $regexp=&unescape($regexp); |
$regexp=&unescape($regexp); |
| } else { |
} else { |
|
Line 3120 sub dump_with_regexp {
|
Line 3204 sub dump_with_regexp {
|
| } |
} |
| my $hashref = &tie_user_hash($udom, $uname, $namespace, |
my $hashref = &tie_user_hash($udom, $uname, $namespace, |
| &GDBM_READER()); |
&GDBM_READER()); |
| |
my $skipcheck; |
| if ($hashref) { |
if ($hashref) { |
| my $qresult=''; |
my $qresult=''; |
| my $count=0; |
my $count=0; |
| |
if ($extra ne '') { |
| |
$extra = &Apache::lonnet::thaw_unescape($extra); |
| |
$skipcheck = $extra->{'skipcheck'}; |
| |
} |
| |
my @ids = &Apache::lonnet::current_machine_ids(); |
| |
my (%homecourses,$major,$minor,$now); |
| |
if (($namespace eq 'roles') && (!$skipcheck)) { |
| |
my $loncaparev = $clientversion; |
| |
if ($loncaparev eq '') { |
| |
$loncaparev = $Apache::lonnet::loncaparevs{$clientname}; |
| |
} |
| |
if ($loncaparev =~ /^\'?(\d+)\.(\d+)\.[\w.\-]+\'?/) { |
| |
$major = $1; |
| |
$minor = $2; |
| |
} |
| |
$now = time; |
| |
} |
| while (my ($key,$value) = each(%$hashref)) { |
while (my ($key,$value) = each(%$hashref)) { |
| if ($namespace eq 'roles') { |
if ($namespace eq 'roles') { |
| if ($key =~ /^($LONCAPA::match_domain)_($LONCAPA::match_community)_(cc|co|in|ta|ep|ad|st|cr)/) { |
if ($key =~ m{^/($LONCAPA::match_domain)/($LONCAPA::match_courseid)(/?[^_]*)_(cc|co|in|ta|ep|ad|st|cr)$}) { |
| if ($clientversion =~ /^(\d+)\.(\d+)$/) { |
my $cdom = $1; |
| my $major = $1; |
my $cnum = $2; |
| my $minor = $2; |
unless ($skipcheck) { |
| next if (($major < 2) || (($major == 2) && ($minor < 9))); |
my ($role,$end,$start) = split(/\_/,$value); |
| |
if (!$end || $end > $now) { |
| |
next unless (&releasereqd_check($cnum,$cdom,$key,$value,$major, |
| |
$minor,\%homecourses,\@ids)); |
| |
} |
| } |
} |
| } |
} |
| } |
} |
|
Line 3149 sub dump_with_regexp {
|
Line 3255 sub dump_with_regexp {
|
| } |
} |
| } |
} |
| if (&untie_user_hash($hashref)) { |
if (&untie_user_hash($hashref)) { |
| |
if (($namespace eq 'roles') && (!$skipcheck)) { |
| |
if (keys(%homecourses) > 0) { |
| |
$qresult .= &check_homecourses(\%homecourses,$udom,$regexp,$count, |
| |
$range,$start,$end,$major,$minor); |
| |
} |
| |
} |
| chop($qresult); |
chop($qresult); |
| &Reply($client, \$qresult, $userinput); |
&Reply($client, \$qresult, $userinput); |
| } else { |
} else { |
|
Line 3726 sub put_course_id_hash_handler {
|
Line 3838 sub put_course_id_hash_handler {
|
| # createdafter - include courses for which creation date followed this date. |
# createdafter - include courses for which creation date followed this date. |
| # 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. |
| |
# If so, ability to clone course is automatic. |
| |
# |
| # $client - The socket open on the client. |
# $client - The socket open on the client. |
| # Returns: |
# Returns: |
| # 1 - Continue processing. |
# 1 - Continue processing. |
|
Line 3738 sub dump_course_id_handler {
|
Line 3853 sub dump_course_id_handler {
|
| my ($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, |
| $creationcontext) =split(/:/,$tail); |
$creationcontext,$domcloner) =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 3811 sub dump_course_id_handler {
|
Line 3926 sub dump_course_id_handler {
|
| } else { |
} else { |
| $creationcontext = '.'; |
$creationcontext = '.'; |
| } |
} |
| |
|
| my $unpack = 1; |
my $unpack = 1; |
| if ($description eq '.' && $instcodefilter eq '.' && $coursefilter eq '.' && |
if ($description eq '.' && $instcodefilter eq '.' && $coursefilter eq '.' && |
| $typefilter eq '.') { |
$typefilter eq '.') { |
|
Line 3842 sub dump_course_id_handler {
|
Line 3956 sub dump_course_id_handler {
|
| next if ($since > 1); |
next if ($since > 1); |
| } |
} |
| $is_hash = 1; |
$is_hash = 1; |
| if (defined($clonerudom)) { |
if ($domcloner) { |
| |
$canclone = 1; |
| |
} elsif (defined($clonerudom)) { |
| if ($items->{'cloners'}) { |
if ($items->{'cloners'}) { |
| my @cloneable = split(',',$items->{'cloners'}); |
my @cloneable = split(',',$items->{'cloners'}); |
| if (@cloneable) { |
if (@cloneable) { |
|
Line 3870 sub dump_course_id_handler {
|
Line 3986 sub dump_course_id_handler {
|
| $items->{'cloners'} = $cloneruname.':'.$clonerudom; |
$items->{'cloners'} = $cloneruname.':'.$clonerudom; |
| $valchange = 1; |
$valchange = 1; |
| } |
} |
| |
unless ($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 || !$rtn_as_hash) { |
if ($unpack || !$rtn_as_hash) { |
|
Line 4070 sub dump_course_id_handler {
|
Line 4199 sub dump_course_id_handler {
|
| } |
} |
| ®ister_handler("courseiddump", \&dump_course_id_handler, 0, 1, 0); |
®ister_handler("courseiddump", \&dump_course_id_handler, 0, 1, 0); |
| |
|
| |
sub course_lastaccess_handler { |
| |
my ($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", $userinput); |
| |
} |
| |
return 1; |
| |
} |
| |
®ister_handler("courselastaccess",\&course_lastaccess_handler, 0, 1, 0); |
| |
|
| # |
# |
| # Puts an unencrypted entry in a namespace db file at the domain level |
# Puts an unencrypted entry in a namespace db file at the domain level |
| # |
# |
|
Line 4135 sub put_domain_handler {
|
Line 4311 sub put_domain_handler {
|
| sub get_domain_handler { |
sub get_domain_handler { |
| my ($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(/:/,$tail,3); |
|
Line 4279 sub get_id_handler {
|
Line 4456 sub get_id_handler {
|
| sub put_dcmail_handler { |
sub put_dcmail_handler { |
| my ($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 4543 sub tmp_put_handler {
|
Line 4721 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 4861 sub get_sections_handler {
|
Line 5039 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 5852 if (-e $pidfile) {
|
Line 6031 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 5915 sub HUPSMAN { # sig
|
Line 6094 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 6090 sub logstatus {
|
Line 6273 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 6179 $SIG{USR2} = \&UpdateHosts;
|
Line 6362 $SIG{USR2} = \&UpdateHosts;
|
| |
|
| # Read the host hashes: |
# Read the host hashes: |
| &Apache::lonnet::load_hosts_tab(); |
&Apache::lonnet::load_hosts_tab(); |
| |
my %iphost = &Apache::lonnet::get_iphost(1); |
| |
|
| my $dist=`$perlvar{'lonDaemons'}/distprobe`; |
my $dist=`$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 |
| # and if good, a child process is created to process transactions |
# and if good, a child process is created to process transactions |
|
Line 6239 sub make_new_child {
|
Line 6430 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 6247 sub make_new_child {
|
Line 6439 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 6331 sub make_new_child {
|
Line 6530 sub make_new_child {
|
| my $cipherkey = pack("H32", $key); |
my $cipherkey = pack("H32", $key); |
| $cipher = new IDEA($cipherkey); |
$cipher = new IDEA($cipherkey); |
| print $client "ok:local\n"; |
print $client "ok:local\n"; |
| &logthis('<font color="green"' |
&logthis('<font color="green">' |
| . "Successful local authentication </font>"); |
. "Successful local authentication </font>"); |
| $keymode = "local" |
$keymode = "local" |
| } else { |
} else { |
|
Line 6395 sub make_new_child {
|
Line 6594 sub make_new_child {
|
| # ------------------------------------------------------------ Process requests |
# ------------------------------------------------------------ Process requests |
| my $keep_going = 1; |
my $keep_going = 1; |
| my $user_input; |
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) && $keep_going) { |
while(($user_input = get_request) && $keep_going) { |
| alarm(120); |
alarm(120); |
| Debug("Main: Got $user_input\n"); |
Debug("Main: Got $user_input\n"); |
|
Line 6553 sub rewrite_password_file {
|
Line 6755 sub rewrite_password_file {
|
| |
|
| # Returns the authorization type or nouser if there is no such user. |
# Returns the authorization type or nouser if there is no such user. |
| # |
# |
| sub get_auth_type |
sub get_auth_type { |
| { |
|
| |
|
| my ($domain, $user) = @_; |
my ($domain, $user) = @_; |
| |
|
| Debug("get_auth_type( $domain, $user ) \n"); |
Debug("get_auth_type( $domain, $user ) \n"); |
|
Line 6650 sub validate_user {
|
Line 6850 sub validate_user {
|
| } else { |
} else { |
| $validated = 0; |
$validated = 0; |
| } |
} |
| } |
} elsif ($howpwd eq "krb4") { # user is in kerberos 4 auth. domain. |
| elsif ($howpwd eq "krb4") { # user is in kerberos 4 auth. domain. |
my $checkwithkrb5 = 0; |
| if(! ($password =~ /$null/) ) { |
if ($dist =~/^fedora(\d+)$/) { |
| my $k4error = &Authen::Krb4::get_pw_in_tkt($user, |
if ($1 > 11) { |
| "", |
$checkwithkrb5 = 1; |
| $contentpwd,, |
} |
| 'krbtgt', |
} elsif ($dist =~ /^suse([\d.]+)$/) { |
| $contentpwd, |
if ($1 > 11.1) { |
| 1, |
$checkwithkrb5 = 1; |
| $password); |
} |
| if(!$k4error) { |
} |
| $validated = 1; |
if ($checkwithkrb5) { |
| } else { |
$validated = &krb5_authen($password,$null,$user,$contentpwd); |
| $validated = 0; |
} else { |
| &logthis('krb4: '.$user.', '.$contentpwd.', '. |
$validated = &krb4_authen($password,$null,$user,$contentpwd); |
| &Authen::Krb4::get_err_txt($Authen::Krb4::error)); |
} |
| } |
|
| } else { |
|
| $validated = 0; # Password has a match with null. |
|
| } |
|
| } elsif ($howpwd eq "krb5") { # User is in kerberos 5 auth. domain. |
} elsif ($howpwd eq "krb5") { # User is in kerberos 5 auth. domain. |
| if(!($password =~ /$null/)) { # Null password not allowed. |
$validated = &krb5_authen($password,$null,$user,$contentpwd); |
| 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 { |
|
| $validated = 0; |
|
| } |
|
| } elsif ($howpwd eq "localauth") { |
} elsif ($howpwd eq "localauth") { |
| # Authenticate via installation specific authentcation method: |
# Authenticate via installation specific authentcation method: |
| $validated = &localauth::localauth($user, |
$validated = &localauth::localauth($user, |
|
Line 6728 sub validate_user {
|
Line 6898 sub validate_user {
|
| return $validated; |
return $validated; |
| } |
} |
| |
|
| |
sub krb4_authen { |
| |
my ($password,$null,$user,$contentpwd) = @_; |
| |
my $validated = 0; |
| |
if (!($password =~ /$null/) ) { # Null password not allowed. |
| |
eval { |
| |
require Authen::Krb4; |
| |
}; |
| |
if (!$@) { |
| |
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 { |
| |
$validated = krb5_authen($password,$null,$user,$contentpwd); |
| |
} |
| |
} |
| |
return $validated; |
| |
} |
| |
|
| |
sub krb5_authen { |
| |
my ($password,$null,$user,$contentpwd) = @_; |
| |
my $validated = 0; |
| |
if(!($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()); |
| |
} |
| |
} |
| |
return $validated; |
| |
} |
| |
|
| sub addline { |
sub addline { |
| my ($fname,$hostid,$ip,$newline)=@_; |
my ($fname,$hostid,$ip,$newline)=@_; |
|
Line 6940 sub subscribe {
|
Line 7169 sub subscribe {
|
| # the metadata |
# the metadata |
| unless ($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 7098 sub sethost {
|
Line 7329 sub sethost {
|
| eq &Apache::lonnet::get_host_ip($hostid)) { |
eq &Apache::lonnet::get_host_ip($hostid)) { |
| $currenthostid =$hostid; |
$currenthostid =$hostid; |
| $currentdomainid=&Apache::lonnet::host_domain($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 { |
} else { |
| &logthis("Requested host id $hostid not an alias of ". |
&logthis("Requested host id $hostid not an alias of ". |
| $perlvar{'lonHostID'}." refusing connection"); |
$perlvar{'lonHostID'}." refusing connection"); |
|
Line 7113 sub version {
|
Line 7344 sub version {
|
| return "version:$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 $domconfig{'usersessions'}; |
| |
} |
| |
} |
| |
return; |
| |
} |
| |
|
| |
sub releasereqd_check { |
| |
my ($cnum,$cdom,$key,$value,$major,$minor,$homecourses,$ids) = @_; |
| |
my $home = &Apache::lonnet::homeserver($cnum,$cdom); |
| |
return if ($home eq 'no_host'); |
| |
my ($reqdmajor,$reqdminor,$displayrole); |
| |
if ($cnum =~ /$LONCAPA::match_community/) { |
| |
if ($major eq '' && $minor eq '') { |
| |
return unless ((ref($ids) eq 'ARRAY') && |
| |
(grep(/^\Q$home\E$/,@{$ids}))); |
| |
} else { |
| |
$reqdmajor = 2; |
| |
$reqdminor = 9; |
| |
return unless (&useable_role($reqdmajor,$reqdminor,$major,$minor)); |
| |
} |
| |
} |
| |
my $hashid = $cdom.':'.$cnum; |
| |
my ($courseinfo,$cached) = |
| |
&Apache::lonnet::is_cached_new('courseinfo',$hashid); |
| |
if (defined($cached)) { |
| |
if (ref($courseinfo) eq 'HASH') { |
| |
if (exists($courseinfo->{'releaserequired'})) { |
| |
my ($reqdmajor,$reqdminor) = split(/\./,$courseinfo->{'releaserequired'}); |
| |
return unless (&useable_role($reqdmajor,$reqdminor,$major,$minor)); |
| |
} |
| |
} |
| |
} else { |
| |
if (ref($ids) eq 'ARRAY') { |
| |
if (grep(/^\Q$home\E$/,@{$ids})) { |
| |
if (ref($homecourses) eq 'HASH') { |
| |
if (ref($homecourses->{$hashid}) eq 'ARRAY') { |
| |
push(@{$homecourses->{$hashid}},{$key=>$value}); |
| |
} else { |
| |
$homecourses->{$hashid} = [{$key=>$value}]; |
| |
} |
| |
} |
| |
return; |
| |
} |
| |
} |
| |
my $courseinfo = &get_courseinfo_hash($cnum,$cdom,$home); |
| |
if (ref($courseinfo) eq 'HASH') { |
| |
if (exists($courseinfo->{'releaserequired'})) { |
| |
my ($reqdmajor,$reqdminor) = split(/\./,$courseinfo->{'releaserequired'}); |
| |
return unless (&useable_role($reqdmajor,$reqdminor,$major,$minor)); |
| |
} |
| |
} else { |
| |
return; |
| |
} |
| |
} |
| |
return 1; |
| |
} |
| |
|
| |
sub get_courseinfo_hash { |
| |
my ($cnum,$cdom,$home) = @_; |
| |
my %info; |
| |
eval { |
| |
local($SIG{ALRM}) = sub { die "timeout\n"; }; |
| |
local($SIG{__DIE__})='DEFAULT'; |
| |
alarm(3); |
| |
%info = &Apache::lonnet::courseiddump($cdom,'.',1,'.','.',$cnum,1,[$home],'.'); |
| |
alarm(0); |
| |
}; |
| |
if ($@) { |
| |
if ($@ eq "timeout\n") { |
| |
&logthis("<font color='blue'>WARNING courseiddump for $cnum:$cdom from $home timedout</font>"); |
| |
} else { |
| |
&logthis("<font color='yellow'>WARNING unexpected error during eval of call for courseiddump from $home</font>"); |
| |
} |
| |
} else { |
| |
if (ref($info{$cdom.'_'.$cnum}) eq 'HASH') { |
| |
my $hashid = $cdom.':'.$cnum; |
| |
return &Apache::lonnet::do_cache_new('courseinfo',$hashid,$info{$cdom.'_'.$cnum},600); |
| |
} |
| |
} |
| |
return; |
| |
} |
| |
|
| |
sub check_homecourses { |
| |
my ($homecourses,$udom,$regexp,$count,$range,$start,$end,$major,$minor) = @_; |
| |
my ($result,%addtocache); |
| |
my $yesterday = time - 24*3600; |
| |
if (ref($homecourses) eq 'HASH') { |
| |
my (%okcourses,%courseinfo,%recent); |
| |
my $hashref = &tie_domain_hash($udom, "nohist_courseids", &GDBM_WRCREAT()); |
| |
if ($hashref) { |
| |
while (my ($key,$value) = each(%$hashref)) { |
| |
my $unesc_key = &unescape($key); |
| |
if ($unesc_key =~ /^lasttime:(\w+)$/) { |
| |
my $cid = $1; |
| |
$cid =~ s/_/:/; |
| |
if ($value > $yesterday ) { |
| |
$recent{$cid} = 1; |
| |
} |
| |
next; |
| |
} |
| |
my $items = &Apache::lonnet::thaw_unescape($value); |
| |
if (ref($items) eq 'HASH') { |
| |
my $hashid = $unesc_key; |
| |
$hashid =~ s/_/:/; |
| |
$courseinfo{$hashid} = $items; |
| |
if (ref($homecourses->{$hashid}) eq 'ARRAY') { |
| |
my ($reqdmajor,$reqdminor) = split(/\./,$items->{'releaserequired'}); |
| |
if (&useable_role($reqdmajor,$reqdminor,$major,$minor)) { |
| |
$okcourses{$hashid} = 1; |
| |
} |
| |
} |
| |
} |
| |
} |
| |
unless (&untie_domain_hash($hashref)) { |
| |
&logthis('Failed to untie tied hash for nohist_courseids.db'); |
| |
} |
| |
} else { |
| |
&logthis('Failed to tie hash for nohist_courseids.db'); |
| |
return; |
| |
} |
| |
foreach my $hashid (keys(%recent)) { |
| |
my ($result,$cached)=&Apache::lonnet::is_cached_new('courseinfo',$hashid); |
| |
unless ($cached) { |
| |
&Apache::lonnet::do_cache_new('courseinfo',$hashid,$courseinfo{$hashid},600); |
| |
} |
| |
} |
| |
foreach my $hashid (keys(%{$homecourses})) { |
| |
next if ($recent{$hashid}); |
| |
&Apache::lonnet::do_cache_new('courseinfo',$hashid,$courseinfo{$hashid},600); |
| |
} |
| |
foreach my $hashid (keys(%okcourses)) { |
| |
if (ref($homecourses->{$hashid}) eq 'ARRAY') { |
| |
foreach my $role (@{$homecourses->{$hashid}}) { |
| |
if (ref($role) eq 'HASH') { |
| |
while (my ($key,$value) = each(%{$role})) { |
| |
if ($regexp eq '.') { |
| |
$count++; |
| |
if (defined($range) && $count >= $end) { last; } |
| |
if (defined($range) && $count < $start) { next; } |
| |
$result.=$key.'='.$value.'&'; |
| |
} else { |
| |
my $unescapeKey = &unescape($key); |
| |
if (eval('$unescapeKey=~/$regexp/')) { |
| |
$count++; |
| |
if (defined($range) && $count >= $end) { last; } |
| |
if (defined($range) && $count < $start) { next; } |
| |
$result.="$key=$value&"; |
| |
} |
| |
} |
| |
} |
| |
} |
| |
} |
| |
} |
| |
} |
| |
} |
| |
return $result; |
| |
} |
| |
|
| |
sub useable_role { |
| |
my ($reqdmajor,$reqdminor,$major,$minor) = @_; |
| |
if ($reqdmajor ne '' && $reqdminor ne '') { |
| |
return if (($major eq '' && $minor eq '') || |
| |
($major < $reqdmajor) || |
| |
(($major == $reqdmajor) && ($minor < $reqdminor))); |
| |
} |
| |
return 1; |
| |
} |
| |
|
| |
sub distro_and_arch { |
| |
return $dist.':'.$arch; |
| |
} |
| |
|
| # ----------------------------------- POD (plain old documentation, CPAN style) |
# ----------------------------------- POD (plain old documentation, CPAN style) |
| |
|
|
Line 7848 string.
|
Line 8259 string.
|
| |
|
| =back |
=back |
| |
|
| |
=back |
| |
|
| |
|
| =cut |
=cut |
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