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Diff for /loncom/lonnet/perl/lonnet.pm between versions 1.876 and 1.892

version 1.876, 2007/05/14 17:35:08 version 1.892, 2007/06/18 22:52:33
Line 149  sub create_connection { Line 149  sub create_connection {
      Type    => SOCK_STREAM,       Type    => SOCK_STREAM,
      Timeout => 10);       Timeout => 10);
     return 0 if (!$client);      return 0 if (!$client);
     print $client (join(':',$hostname,$lonid,&machine_ids($lonid))."\n");      print $client (join(':',$hostname,$lonid,&machine_ids($hostname))."\n");
     my $result = <$client>;      my $result = <$client>;
     chomp($result);      chomp($result);
     return 1 if ($result eq 'done');      return 1 if ($result eq 'done');
Line 214  sub reply { Line 214  sub reply {
 # ----------------------------------------------------------- Send USR1 to lonc  # ----------------------------------------------------------- Send USR1 to lonc
   
 sub reconlonc {  sub reconlonc {
       my ($lonid) = @_;
       my $hostname = &hostname($lonid);
       if ($lonid) {
    my $peerfile="$perlvar{'lonSockDir'}/$hostname";
    if ($hostname && -e $peerfile) {
       &logthis("Trying to reconnect lonc for $lonid ($hostname)");
       my $client=IO::Socket::UNIX->new(Peer    => $peerfile,
        Type    => SOCK_STREAM,
        Timeout => 10);
       if ($client) {
    print $client ("reset_retries\n");
    my $answer=<$client>;
    #reset just this one.
       }
    }
    return;
       }
   
     &logthis("Trying to reconnect lonc");      &logthis("Trying to reconnect lonc");
     my $loncfile="$perlvar{'lonDaemons'}/logs/lonc.pid";      my $loncfile="$perlvar{'lonDaemons'}/logs/lonc.pid";
     if (open(my $fh,"<$loncfile")) {      if (open(my $fh,"<$loncfile")) {
Line 770  sub get_dom { Line 788  sub get_dom {
         }          }
         return %returnhash;          return %returnhash;
     } else {      } else {
         &logthis("get_dom failed - no homeserver and/or domain");          &logthis("get_dom failed - no homeserver and/or domain ($udom) ($uhome)");
     }      }
 }  }
   
Line 1739  sub extract_embedded_items { Line 1757  sub extract_embedded_items {
     while (my $t=$p->get_token()) {      while (my $t=$p->get_token()) {
  if ($t->[0] eq 'S') {   if ($t->[0] eq 'S') {
     my ($tagname, $attr) = ($t->[1],$t->[2]);      my ($tagname, $attr) = ($t->[1],$t->[2]);
     push (@state, $tagname);      push(@state, $tagname);
             if (lc($tagname) eq 'allow') {              if (lc($tagname) eq 'allow') {
                 &add_filetype($allfiles,$attr->{'src'},'src');                  &add_filetype($allfiles,$attr->{'src'},'src');
             }              }
     if (lc($tagname) eq 'img') {      if (lc($tagname) eq 'img') {
  &add_filetype($allfiles,$attr->{'src'},'src');   &add_filetype($allfiles,$attr->{'src'},'src');
     }      }
       if (lc($tagname) eq 'a') {
    &add_filetype($allfiles,$attr->{'href'},'href');
       }
             if (lc($tagname) eq 'script') {              if (lc($tagname) eq 'script') {
                 if ($attr->{'archive'} =~ /\.jar$/i) {                  if ($attr->{'archive'} =~ /\.jar$/i) {
                     &add_filetype($allfiles,$attr->{'archive'},'archive');                      &add_filetype($allfiles,$attr->{'archive'},'archive');
Line 3133  sub set_userprivs { Line 3154  sub set_userprivs {
     if (keys(%{$allgroups}) > 0) {      if (keys(%{$allgroups}) > 0) {
         foreach my $role (keys %{$allroles}) {          foreach my $role (keys %{$allroles}) {
             my ($trole,$area,$sec,$extendedarea);              my ($trole,$area,$sec,$extendedarea);
             if ($role =~ m-^(\w+|cr/$match_domain/$match_username/\w+)\.(/$match_domain/$match_courseid)(/?\w*)-) {              if ($role =~ m-^(\w+|cr/$match_domain/$match_username/\w+)\.(/$match_domain/$match_courseid)(/?\w*)\.-) {
                 $trole = $1;                  $trole = $1;
                 $area = $2;                  $area = $2;
                 $sec = $3;                  $sec = $3;
Line 5912  sub devalidatecourseresdata { Line 5933  sub devalidatecourseresdata {
   
   
 # --------------------------------------------------- Course Resourcedata Query  # --------------------------------------------------- Course Resourcedata Query
   #
   #  Parameters:
   #      $coursenum    - Number of the course.
   #      $coursedomain - Domain at which the course was created.
   #  Returns:
   #     A hash of the course parameters along (I think) with timestamps
   #     and version info.
   
 sub get_courseresdata {  sub get_courseresdata {
     my ($coursenum,$coursedomain)=@_;      my ($coursenum,$coursedomain)=@_;
Line 5970  sub get_userresdata { Line 5998  sub get_userresdata {
     }      }
     return $tmp;      return $tmp;
 }  }
   #----------------------------------------------- resdata - return resource data
   #  Purpose:
   #    Return resource data for either users or for a course.
   #  Parameters:
   #     $name      - Course/user name.
   #     $domain    - Name of the domain the user/course is registered on.
   #     $type      - Type of thing $name is (must be 'course' or 'user'
   #     @which     - Array of names of resources desired.
   #  Returns:
   #     The value of the first reasource in @which that is found in the
   #     resource hash.
   #  Exceptional Conditions:
   #     If the $type passed in is not valid (not the string 'course' or 
   #     'user', an undefined  reference is returned.
   #     If none of the resources are found, an undef is returned
 sub resdata {  sub resdata {
     my ($name,$domain,$type,@which)=@_;      my ($name,$domain,$type,@which)=@_;
     my $result;      my $result;
Line 6317  sub packages_tab_default { Line 6359  sub packages_tab_default {
     $do_default=1;      $do_default=1;
  } elsif ($pack_type eq 'extension') {   } elsif ($pack_type eq 'extension') {
     push(@extension,[$package,$pack_type,$pack_part]);      push(@extension,[$package,$pack_type,$pack_part]);
  } elsif ($pack_part eq $part) {   } elsif ($pack_part eq $part || $pack_type eq 'part') {
     # only look at packages defaults for packages that this id is      # only look at packages defaults for packages that this id is
     push(@specifics,[$package,$pack_type,$pack_part]);      push(@specifics,[$package,$pack_type,$pack_part]);
  }   }
Line 6534  sub metadata { Line 6576  sub metadata {
     }      }
  }   }
  my ($extension) = ($uri =~ /\.(\w+)$/);   my ($extension) = ($uri =~ /\.(\w+)$/);
    $extension = lc($extension);
    if ($extension eq 'htm') { $extension='html'; }
   
  foreach my $key (keys(%packagetab)) {   foreach my $key (keys(%packagetab)) {
     #no specific packages #how's our extension      #no specific packages #how's our extension
     if ($key!~/^extension_\Q$extension\E&/) { next; }      if ($key!~/^extension_\Q$extension\E&/) { next; }
     &metadata_create_package_def($uri,$key,'extension_'.$extension,      &metadata_create_package_def($uri,$key,'extension_'.$extension,
  \%metathesekeys);   \%metathesekeys);
  }   }
  if (!exists($metaentry{':packages'})) {  
    if (!exists($metaentry{':packages'})
       || $packagetab{"import_defaults&extension_$extension"}) {
     foreach my $key (keys(%packagetab)) {      foreach my $key (keys(%packagetab)) {
  #no specific packages well let's get default then   #no specific packages well let's get default then
  if ($key!~/^default&/) { next; }   if ($key!~/^default&/) { next; }
Line 7489  sub filelocation { Line 7536  sub filelocation {
  $file=~s-^/adm/wrapper/-/-;   $file=~s-^/adm/wrapper/-/-;
  $file=~s-^/adm/coursedocs/showdoc/-/-;   $file=~s-^/adm/coursedocs/showdoc/-/-;
     }      }
   
     if ($file=~m:^/~:) { # is a contruction space reference      if ($file=~m:^/~:) { # is a contruction space reference
         $location = $file;          $location = $file;
         $location =~ s:/~(.*?)/(.*):/home/$1/public_html/$2:;          $location =~ s:/~(.*?)/(.*):/home/$1/public_html/$2:;
Line 7509  sub filelocation { Line 7557  sub filelocation {
    $location=$Apache::lonnet::perlvar{'lonDocRoot'}.'/userfiles/'.     $location=$Apache::lonnet::perlvar{'lonDocRoot'}.'/userfiles/'.
        $udom.'/'.$uname.'/'.$filename;         $udom.'/'.$uname.'/'.$filename;
         }          }
       } elsif ($file =~ m-^/adm/-) {
    $location = $perlvar{'lonDocRoot'}.'/'.$file;
     } else {      } else {
         $file=~s/^\Q$perlvar{'lonDocRoot'}\E//;          $file=~s/^\Q$perlvar{'lonDocRoot'}\E//;
         $file=~s:^/res/:/:;          $file=~s:^/res/:/:;
Line 7568  sub machine_ids { Line 7618  sub machine_ids {
     my ($hostname) = @_;      my ($hostname) = @_;
     $hostname ||= &hostname($perlvar{'lonHostID'});      $hostname ||= &hostname($perlvar{'lonHostID'});
     my @ids;      my @ids;
     my %hostname = &all_hostnames();      my %name_to_host = &all_names();
     while( my($id, $name) = each(%hostname)) {      if (ref($name_to_host{$hostname}) eq 'ARRAY') {
 # &logthis("-$id-$name-$hostname-");   return @{ $name_to_host{$hostname} };
  if ($hostname eq $name) {  
     push(@ids,$id);  
  }  
     }      }
     return @ids;      return;
 }  }
   
 sub additional_machine_domains {  sub additional_machine_domains {
Line 7619  sub declutter { Line 7666  sub declutter {
   
 sub clutter {  sub clutter {
     my $thisfn='/'.&declutter(shift);      my $thisfn='/'.&declutter(shift);
     unless ($thisfn=~/^\/(uploaded|editupload|adm|userfiles|ext|raw|priv|public)\//) {       if ($thisfn !~ m{^/(uploaded|editupload|adm|userfiles|ext|raw|priv|public)/}
    || $thisfn =~ m{^/adm/(includes|pages)} ) { 
        $thisfn='/res'.$thisfn;          $thisfn='/res'.$thisfn; 
     }      }
     if ($thisfn !~m|/adm|) {      if ($thisfn !~m|/adm|) {
Line 7802  sub get_dns { Line 7850  sub get_dns {
     my %hostdom;      my %hostdom;
     my %libserv;      my %libserv;
     my $loaded;      my $loaded;
       my %name_to_host;
   
     sub parse_hosts_tab {      sub parse_hosts_tab {
  my ($file) = @_;   my ($file) = @_;
Line 7813  sub get_dns { Line 7862  sub get_dns {
     $name=~s/\s//g;      $name=~s/\s//g;
     if ($id && $domain && $role && $name) {      if ($id && $domain && $role && $name) {
  $hostname{$id}=$name;   $hostname{$id}=$name;
    push(@{$name_to_host{$name}}, $id);
  $hostdom{$id}=$domain;   $hostdom{$id}=$domain;
  if ($role eq 'library') { $libserv{$id}=$name; }   if ($role eq 'library') { $libserv{$id}=$name; }
     }      }
Line 7822  sub get_dns { Line 7872  sub get_dns {
     sub reset_hosts_info {      sub reset_hosts_info {
  &reset_domain_info();   &reset_domain_info();
  &reset_hosts_ip_info();   &reset_hosts_ip_info();
    undef(%name_to_host);
  undef(%hostname);   undef(%hostname);
  undef(%hostdom);   undef(%hostdom);
  undef(%libserv);   undef(%libserv);
Line 7851  sub get_dns { Line 7902  sub get_dns {
  return %hostname;   return %hostname;
     }      }
   
       sub all_names {
    &load_hosts_tab() if (!$loaded);
   
    return %name_to_host;
       }
   
     sub is_library {      sub is_library {
  &load_hosts_tab() if (!$loaded);   &load_hosts_tab() if (!$loaded);
   
Line 7907  sub get_dns { Line 7964  sub get_dns {
     my %name_to_ip;      my %name_to_ip;
     my %lonid_to_ip;      my %lonid_to_ip;
   
     my %valid_ip;  
     sub valid_ip {  
  my ($ip) = @_;  
  if (exists($iphost{$ip}) || exists($valid_ip{$ip})) {  
     return 1;  
  }  
  my $name = gethostbyip($ip);  
  my $lonid = &hostname($name);  
  if (defined($lonid)) {  
     $valid_ip{$ip} = $lonid;  
     return 1;  
  }  
  my %iphosts = &get_iphost();  
  if (ref($iphost{$ip})) {  
     return 1;  
  }  
     }  
   
     sub get_hosts_from_ip {      sub get_hosts_from_ip {
  my ($ip) = @_;   my ($ip) = @_;
  my %iphosts = &get_iphost();   my %iphosts = &get_iphost();
Line 7969  sub get_dns { Line 8008  sub get_dns {
  return %iphost;   return %iphost;
     }      }
  }   }
  my %hostname = &all_hostnames();   my %name_to_host = &all_names();
  foreach my $id (keys(%hostname)) {   foreach my $name (keys(%name_to_host)) {
     my $name=&hostname($id);  
     my $ip;      my $ip;
     if (!exists($name_to_ip{$name})) {      if (!exists($name_to_ip{$name})) {
  $ip = gethostbyname($name);   $ip = gethostbyname($name);
  if (!$ip || length($ip) ne 4) {   if (!$ip || length($ip) ne 4) {
     &logthis("Skipping host $id name $name no IP found");      &logthis("Skipping name $name no IP found");
     next;      next;
  }   }
  $ip=inet_ntoa($ip);   $ip=inet_ntoa($ip);
Line 7984  sub get_dns { Line 8022  sub get_dns {
     } else {      } else {
  $ip = $name_to_ip{$name};   $ip = $name_to_ip{$name};
     }      }
     $lonid_to_ip{$id} = $ip;      foreach my $id (@{ $name_to_host{$name} }) {
     push(@{$iphost{$ip}},$id);   $lonid_to_ip{$id} = $ip;
       }
       push(@{$iphost{$ip}},@{$name_to_host{$name}});
  }   }
  &Apache::lonnet::do_cache_new('iphost','iphost',   &Apache::lonnet::do_cache_new('iphost','iphost',
       [\%iphost,\%name_to_ip,\%lonid_to_ip],        [\%iphost,\%name_to_ip,\%lonid_to_ip],
Line 8530  setting for a specific $type, where $typ Line 8570  setting for a specific $type, where $typ
 @what should be a list of parameters to ask about. This routine caches  @what should be a list of parameters to ask about. This routine caches
 answers for 5 minutes.  answers for 5 minutes.
   
   =item *
   
   get_courseresdata($courseid, $domain) : dump the entire course resource
   data base, returning a hash that is keyed by the resource name and has
   values that are the resource value.  I believe that the timestamps and
   versions are also returned.
   
   
 =back  =back
   
 =head2 Course Modification  =head2 Course Modification
Line 9212  symblist($mapname,%newhash) : update sym Line 9260  symblist($mapname,%newhash) : update sym
 =back  =back
   
 =cut  =cut
   
Removed from v.1.876  
changed lines
  Added in v.1.892

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