version 1.450, 2010/07/26 21:52:10
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version 1.466, 2010/11/12 21:52:51
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Line 1121 sub establish_key_handler {
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Line 1121 sub establish_key_handler {
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sub load_handler { |
sub load_handler { |
my ($cmd, $tail, $replyfd) = @_; |
my ($cmd, $tail, $replyfd) = @_; |
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# Get the load average from /proc/loadavg and calculate it as a percentage of |
# Get the load average from /proc/loadavg and calculate it as a percentage of |
# the allowed load limit as set by the perl global variable lonLoadLim |
# the allowed load limit as set by the perl global variable lonLoadLim |
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Line 1789 sub authenticate_handler {
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Line 1791 sub authenticate_handler {
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unless ($clientcancheckhost) { |
unless ($clientcancheckhost) { |
my $uprimary_id = &Apache::lonnet::domain($udom,'primary'); |
my $uprimary_id = &Apache::lonnet::domain($udom,'primary'); |
my $uint_dom = &Apache::lonnet::internet_dom($uprimary_id); |
my $uint_dom = &Apache::lonnet::internet_dom($uprimary_id); |
my @intdoms = &Apache::lonnet::get_internet_names($clientname); |
my @intdoms; |
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my $internet_names = &Apache::lonnet::get_internet_names($clientname); |
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if (ref($internet_names) eq 'ARRAY') { |
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@intdoms = @{$internet_names}; |
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} |
unless ($uint_dom ne '' && grep(/^\Q$uint_dom\E$/,@intdoms)) { |
unless ($uint_dom ne '' && grep(/^\Q$uint_dom\E$/,@intdoms)) { |
my ($remote,$hosted); |
my ($remote,$hosted); |
my $remotesession = &get_usersession_config($udom,'remotesession'); |
my $remotesession = &get_usersession_config($udom,'remotesession'); |
Line 2151 sub update_resource_handler {
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Line 2157 sub update_resource_handler {
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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? |
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# alarm(120); |
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# FIXME: this should use the LWP mechanism, not internal alarms. |
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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 2159 sub update_resource_handler {
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Line 2168 sub update_resource_handler {
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} |
} |
alarm(0); |
alarm(0); |
if ($response->is_error()) { |
if ($response->is_error()) { |
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# 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 ($remoteurl!~/\.meta$/) { |
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# 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 3162 sub dump_with_regexp {
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Line 3173 sub dump_with_regexp {
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} |
} |
my $hashref = &tie_user_hash($udom, $uname, $namespace, |
my $hashref = &tie_user_hash($udom, $uname, $namespace, |
&GDBM_READER()); |
&GDBM_READER()); |
my $clientcheckrole; |
my $skipcheck; |
if ($hashref) { |
if ($hashref) { |
my $qresult=''; |
my $qresult=''; |
my $count=0; |
my $count=0; |
if ($extra ne '') { |
if ($extra ne '') { |
$extra = &Apache::lonnet::thaw_unescape($extra); |
$extra = &Apache::lonnet::thaw_unescape($extra); |
$clientcheckrole = $extra->{'clientcheckrole'}; |
$skipcheck = $extra->{'skipcheck'}; |
} |
} |
my @ids = &Apache::lonnet::current_machine_ids(); |
my @ids = &Apache::lonnet::current_machine_ids(); |
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my (%homecourses,$major,$minor,$now); |
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if (($namespace eq 'roles') && (!$skipcheck)) { |
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my $loncaparev = $clientversion; |
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if ($loncaparev eq '') { |
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$loncaparev = $Apache::lonnet::loncaparevs{$clientname}; |
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} |
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if ($loncaparev =~ /^\'?(\d+)\.(\d+)\.[\w.\-]+\'?/) { |
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$major = $1; |
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$minor = $2; |
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} |
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$now = time; |
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} |
while (my ($key,$value) = each(%$hashref)) { |
while (my ($key,$value) = each(%$hashref)) { |
if ($namespace eq 'roles') { |
if ($namespace eq 'roles') { |
if ($key =~ m{^/($LONCAPA::match_domain)/($LONCAPA::match_courseid)_(cc|co|in|ta|ep|ad|st|cr)}) { |
if ($key =~ m{^/($LONCAPA::match_domain)/($LONCAPA::match_courseid)(/?[^_]*)_(cc|co|in|ta|ep|ad|st|cr)$}) { |
my $cdom = $1; |
my $cdom = $1; |
my $cnum = $2; |
my $cnum = $2; |
unless ($clientcheckrole) { |
unless ($skipcheck) { |
my $home = &Apache::lonnet::homeserver($cnum,$cdom); |
my ($role,$end,$start) = split(/\_/,$value); |
my $loncaparev = $clientversion; |
if (!$end || $end > $now) { |
if ($loncaparev eq '') { |
next unless (&releasereqd_check($cnum,$cdom,$key,$value,$major, |
$loncaparev = $Apache::lonnet::loncaparevs{$clientname}; |
$minor,\%homecourses,\@ids)); |
} |
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my ($major,$minor); |
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if ($loncaparev =~ /^\'?(\d+)\.(\d+)\.[\d.\-]+\'?/) { |
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$major = $1; |
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$minor = $2; |
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} |
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if ($key =~ m{^/($LONCAPA::match_domain)/($LONCAPA::match_community)_(co|in|ta|ep|ad|st|cr)}) { |
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if ($major eq '' && $minor eq '') { |
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next unless (($home ne 'no_host') && grep(/^\Q$home\E$/,@ids)); |
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} |
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} |
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unless ($home eq 'no_host') { |
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my $courseinfo = &get_courseinfo_hash($cnum,$cdom,$home); |
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if (ref($courseinfo) eq 'HASH') { |
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if (exists($courseinfo->{'releaserequired'})) { |
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my ($reqdmajor,$reqdminor) = split(/\./,$courseinfo->{'releaserequired'}); |
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if ($reqdmajor ne '' && $reqdminor ne '') { |
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next if (($major eq '' && $minor eq '') || |
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($major < $reqdmajor) || |
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(($major == $reqdmajor) && ($minor < $reqdminor))); |
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} |
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} |
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} |
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} |
} |
} |
} |
} |
} |
Line 3224 sub dump_with_regexp {
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Line 3224 sub dump_with_regexp {
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} |
} |
} |
} |
if (&untie_user_hash($hashref)) { |
if (&untie_user_hash($hashref)) { |
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if (($namespace eq 'roles') && (!$skipcheck)) { |
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if (keys(%homecourses) > 0) { |
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$qresult .= &check_homecourses(\%homecourses,$udom,$regexp,$count, |
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$range,$start,$end,$major,$minor); |
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} |
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} |
chop($qresult); |
chop($qresult); |
&Reply($client, \$qresult, $userinput); |
&Reply($client, \$qresult, $userinput); |
} else { |
} else { |
Line 4274 sub put_domain_handler {
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Line 4280 sub put_domain_handler {
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sub get_domain_handler { |
sub get_domain_handler { |
my ($cmd, $tail, $client) = @_; |
my ($cmd, $tail, $client) = @_; |
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my $userinput = "$client:$tail"; |
my $userinput = "$client:$tail"; |
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my ($udom,$namespace,$what)=split(/:/,$tail,3); |
my ($udom,$namespace,$what)=split(/:/,$tail,3); |
Line 4418 sub get_id_handler {
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Line 4425 sub get_id_handler {
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sub put_dcmail_handler { |
sub put_dcmail_handler { |
my ($cmd,$tail,$client) = @_; |
my ($cmd,$tail,$client) = @_; |
my $userinput = "$cmd:$tail"; |
my $userinput = "$cmd:$tail"; |
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my ($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 4682 sub tmp_put_handler {
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Line 4690 sub tmp_put_handler {
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} |
} |
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 6229 sub logstatus {
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Line 6237 sub logstatus {
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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 6379 sub make_new_child {
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Line 6387 sub make_new_child {
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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 '.$pid); |
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close($client); |
return; |
return; |
} else { |
} else { |
# Child can *not* return from this subroutine. |
# Child can *not* return from this subroutine. |
Line 7298 sub get_usersession_config {
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Line 7307 sub get_usersession_config {
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return; |
return; |
} |
} |
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sub get_courseinfo_hash { |
sub releasereqd_check { |
my ($cnum,$cdom,$home) = @_; |
my ($cnum,$cdom,$key,$value,$major,$minor,$homecourses,$ids) = @_; |
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my $home = &Apache::lonnet::homeserver($cnum,$cdom); |
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return if ($home eq 'no_host'); |
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my ($reqdmajor,$reqdminor,$displayrole); |
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if ($cnum =~ /$LONCAPA::match_community/) { |
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if ($major eq '' && $minor eq '') { |
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return unless ((ref($ids) eq 'ARRAY') && |
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(grep(/^\Q$home\E$/,@{$ids}))); |
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} else { |
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$reqdmajor = 2; |
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$reqdminor = 9; |
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return unless (&useable_role($reqdmajor,$reqdminor,$major,$minor)); |
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} |
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} |
my $hashid = $cdom.':'.$cnum; |
my $hashid = $cdom.':'.$cnum; |
my ($courseinfo,$cached)=&Apache::lonnet::is_cached_new('courseinfo',$hashid); |
my ($courseinfo,$cached) = |
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&Apache::lonnet::is_cached_new('courseinfo',$hashid); |
if (defined($cached)) { |
if (defined($cached)) { |
return $courseinfo; |
if (ref($courseinfo) eq 'HASH') { |
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if (exists($courseinfo->{'releaserequired'})) { |
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my ($reqdmajor,$reqdminor) = split(/\./,$courseinfo->{'releaserequired'}); |
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return unless (&useable_role($reqdmajor,$reqdminor,$major,$minor)); |
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} |
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} |
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} else { |
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if (ref($ids) eq 'ARRAY') { |
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if (grep(/^\Q$home\E$/,@{$ids})) { |
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if (ref($homecourses) eq 'HASH') { |
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if (ref($homecourses->{$hashid}) eq 'ARRAY') { |
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push(@{$homecourses->{$hashid}},{$key=>$value}); |
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} else { |
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$homecourses->{$hashid} = [{$key=>$value}]; |
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} |
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} |
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return; |
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} |
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} |
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my $courseinfo = &get_courseinfo_hash($cnum,$cdom,$home); |
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if (ref($courseinfo) eq 'HASH') { |
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if (exists($courseinfo->{'releaserequired'})) { |
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my ($reqdmajor,$reqdminor) = split(/\./,$courseinfo->{'releaserequired'}); |
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return unless (&useable_role($reqdmajor,$reqdminor,$major,$minor)); |
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} |
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} else { |
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return; |
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} |
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} |
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return 1; |
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} |
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sub get_courseinfo_hash { |
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my ($cnum,$cdom,$home) = @_; |
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my %info; |
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eval { |
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local($SIG{ALRM}) = sub { die "timeout\n"; }; |
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local($SIG{__DIE__})='DEFAULT'; |
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alarm(3); |
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%info = &Apache::lonnet::courseiddump($cdom,'.',1,'.','.',$cnum,1,[$home],'.'); |
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alarm(0); |
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}; |
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if ($@) { |
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if ($@ eq "timeout\n") { |
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&logthis("<font color='blue'>WARNING courseiddump for $cnum:$cdom from $home timedout</font>"); |
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} else { |
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&logthis("<font color='yellow'>WARNING unexpected error during eval of call for courseiddump from $home</font>"); |
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} |
} else { |
} else { |
my %info = &Apache::lonnet::courseiddump($cdom,'.',1,'.','.',$cnum,1,[$home],'.'); |
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if (ref($info{$cdom.'_'.$cnum}) eq 'HASH') { |
if (ref($info{$cdom.'_'.$cnum}) eq 'HASH') { |
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my $hashid = $cdom.':'.$cnum; |
return &Apache::lonnet::do_cache_new('courseinfo',$hashid,$info{$cdom.'_'.$cnum},600); |
return &Apache::lonnet::do_cache_new('courseinfo',$hashid,$info{$cdom.'_'.$cnum},600); |
} |
} |
} |
} |
return; |
return; |
} |
} |
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sub check_homecourses { |
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my ($homecourses,$udom,$regexp,$count,$range,$start,$end,$major,$minor) = @_; |
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my ($result,%addtocache); |
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my $yesterday = time - 24*3600; |
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if (ref($homecourses) eq 'HASH') { |
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my (%okcourses,%courseinfo,%recent); |
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my $hashref = &tie_domain_hash($udom, "nohist_courseids", &GDBM_WRCREAT()); |
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if ($hashref) { |
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while (my ($key,$value) = each(%$hashref)) { |
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my $unesc_key = &unescape($key); |
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if ($unesc_key =~ /^lasttime:(\w+)$/) { |
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my $cid = $1; |
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$cid =~ s/_/:/; |
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if ($value > $yesterday ) { |
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$recent{$cid} = 1; |
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} |
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next; |
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} |
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my $items = &Apache::lonnet::thaw_unescape($value); |
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if (ref($items) eq 'HASH') { |
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my $hashid = $unesc_key; |
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$hashid =~ s/_/:/; |
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$courseinfo{$hashid} = $items; |
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if (ref($homecourses->{$hashid}) eq 'ARRAY') { |
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my ($reqdmajor,$reqdminor) = split(/\./,$items->{'releaserequired'}); |
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if (&useable_role($reqdmajor,$reqdminor,$major,$minor)) { |
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$okcourses{$hashid} = 1; |
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} |
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} |
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} |
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} |
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unless (&untie_domain_hash($hashref)) { |
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&logthis('Failed to untie tied hash for nohist_courseids.db'); |
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} |
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} else { |
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&logthis('Failed to tie hash for nohist_courseids.db'); |
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return; |
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} |
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foreach my $hashid (keys(%recent)) { |
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my ($result,$cached)=&Apache::lonnet::is_cached_new('courseinfo',$hashid); |
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unless ($cached) { |
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&Apache::lonnet::do_cache_new('courseinfo',$hashid,$courseinfo{$hashid},600); |
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} |
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} |
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foreach my $hashid (keys(%{$homecourses})) { |
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next if ($recent{$hashid}); |
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&Apache::lonnet::do_cache_new('courseinfo',$hashid,$courseinfo{$hashid},600); |
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} |
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foreach my $hashid (keys(%okcourses)) { |
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if (ref($homecourses->{$hashid}) eq 'ARRAY') { |
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foreach my $role (@{$homecourses->{$hashid}}) { |
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if (ref($role) eq 'HASH') { |
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while (my ($key,$value) = each(%{$role})) { |
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if ($regexp eq '.') { |
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$count++; |
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if (defined($range) && $count >= $end) { last; } |
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if (defined($range) && $count < $start) { next; } |
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$result.=$key.'='.$value.'&'; |
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} else { |
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my $unescapeKey = &unescape($key); |
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if (eval('$unescapeKey=~/$regexp/')) { |
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$count++; |
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if (defined($range) && $count >= $end) { last; } |
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if (defined($range) && $count < $start) { next; } |
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$result.="$key=$value&"; |
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} |
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} |
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} |
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} |
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} |
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} |
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} |
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} |
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return $result; |
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} |
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sub useable_role { |
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my ($reqdmajor,$reqdminor,$major,$minor) = @_; |
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if ($reqdmajor ne '' && $reqdminor ne '') { |
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return if (($major eq '' && $minor eq '') || |
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($major < $reqdmajor) || |
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(($major == $reqdmajor) && ($minor < $reqdminor))); |
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} |
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return 1; |
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} |
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# ----------------------------------- POD (plain old documentation, CPAN style) |
# ----------------------------------- POD (plain old documentation, CPAN style) |
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=head1 NAME |
=head1 NAME |