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Diff for /loncom/lond between versions 1.370 and 1.379

version 1.370, 2007/04/04 00:03:40 version 1.379, 2007/08/23 17:39:20
Line 69  my $clientip;   # IP address of client. Line 69  my $clientip;   # IP address of client.
 my $clientname; # LonCAPA name of client.  my $clientname; # LonCAPA name of client.
   
 my $server;  my $server;
 my $thisserver; # DNS of us.  
   
 my $keymode;  my $keymode;
   
Line 136  my @adderrors    = ("ok", Line 135  my @adderrors    = ("ok",
     "lcuseradd Unable to make www member of users's group",      "lcuseradd Unable to make www member of users's group",
     "lcuseradd Unable to su to root",      "lcuseradd Unable to su to root",
     "lcuseradd Unable to set password",      "lcuseradd Unable to set password",
     "lcuseradd Usrname has invalid characters",      "lcuseradd Username has invalid characters",
     "lcuseradd Password has an invalid character",      "lcuseradd Password has an invalid character",
     "lcuseradd User already exists",      "lcuseradd User already exists",
     "lcuseradd Could not add user.",      "lcuseradd Could not add user.",
Line 172  sub ResetStatistics { Line 171  sub ResetStatistics {
 #   $Socket      - Socket open on client.  #   $Socket      - Socket open on client.
 #   $initcmd     - The full text of the init command.  #   $initcmd     - The full text of the init command.
 #  #
 # Implicit inputs:  
 #    $thisserver - Our DNS name.  
 #  
 # Returns:  # Returns:
 #     IDEA session key on success.  #     IDEA session key on success.
 #     undef on failure.  #     undef on failure.
 #  #
 sub LocalConnection {  sub LocalConnection {
     my ($Socket, $initcmd) = @_;      my ($Socket, $initcmd) = @_;
     Debug("Attempting local connection: $initcmd client: $clientip me: $thisserver");      Debug("Attempting local connection: $initcmd client: $clientip");
     if($clientip ne "127.0.0.1") {      if($clientip ne "127.0.0.1") {
  &logthis('<font color="red"> LocalConnection rejecting non local: '   &logthis('<font color="red"> LocalConnection rejecting non local: '
  ."$clientip ne $thisserver </font>");   ."$clientip ne 127.0.0.1 </font>");
  close $Socket;   close $Socket;
  return undef;   return undef;
     }  else {      }  else {
Line 2191  sub subscribe_handler { Line 2187  sub subscribe_handler {
 &register_handler("sub", \&subscribe_handler, 0, 1, 0);  &register_handler("sub", \&subscribe_handler, 0, 1, 0);
   
 #  #
 #   Determine the version of a resource (?) Or is it return  #   Determine the latest version of a resource (it looks for the highest
 #   the top version of the resource?  Not yet clear from the  #   past version and then returns that +1)
 #   code in currentversion.  
 #  #
 # Parameters:  # Parameters:
 #    $cmd      - The command that got us here.  #    $cmd      - The command that got us here.
 #    $tail     - Tail of the command (remaining parameters).  #    $tail     - Tail of the command (remaining parameters).
   #                 (Should consist of an absolute path to a file)
 #    $client   - File descriptor connected to client.  #    $client   - File descriptor connected to client.
 # Returns  # Returns
 #     0        - Requested to exit, caller should shut down.  #     0        - Requested to exit, caller should shut down.
Line 4907  sub catchexception { Line 4903  sub catchexception {
     $SIG{__DIE__}='DEFAULT';      $SIG{__DIE__}='DEFAULT';
     &status("Catching exception");      &status("Catching exception");
     &logthis("<font color='red'>CRITICAL: "      &logthis("<font color='red'>CRITICAL: "
      ."ABNORMAL EXIT. Child $$ for server $thisserver died through "       ."ABNORMAL EXIT. Child $$ for server ".$perlvar{'lonHostID'}." died through "
      ."a crash with this error msg->[$error]</font>");       ."a crash with this error msg->[$error]</font>");
     &logthis('Famous last words: '.$status.' - '.$lastlog);      &logthis('Famous last words: '.$status.' - '.$lastlog);
     if ($client) { print $client "error: $error\n"; }      if ($client) { print $client "error: $error\n"; }
Line 5048  sub UpdateHosts { Line 5044  sub UpdateHosts {
     #  either dropped or changed hosts.  Note that the re-read of the table      #  either dropped or changed hosts.  Note that the re-read of the table
     #  will take care of new and changed hosts as connections come into being.      #  will take care of new and changed hosts as connections come into being.
   
     #FIXME need a way to tell lonnet that it needs to reset host      &Apache::lonnet::reset_hosts_info();
     #cached host info  
   
     foreach my $child (keys(%children)) {      foreach my $child (keys(%children)) {
  my $childip = $children{$child};   my $childip = $children{$child};
  if (defined(&Apache::lonnet::get_hosts_from_ip($childip))) {   if ($childip ne '127.0.0.1'
       && !defined(&Apache::lonnet::get_hosts_from_ip($childip))) {
     logthis('<font color="blue"> UpdateHosts killing child '      logthis('<font color="blue"> UpdateHosts killing child '
     ." $child for ip $childip </font>");      ." $child for ip $childip </font>");
     kill('INT', $child);      kill('INT', $child);
Line 5371  sub make_new_child { Line 5367  sub make_new_child {
 # -----------------------------------------------------------------------------  # -----------------------------------------------------------------------------
  # see if we know client and 'check' for spoof IP by ineffective challenge   # see if we know client and 'check' for spoof IP by ineffective challenge
   
  ReadManagerTable; # May also be a manager!!  
   
  my $outsideip=$clientip;   my $outsideip=$clientip;
  if ($clientip eq '127.0.0.1') {   if ($clientip eq '127.0.0.1') {
     $outsideip=&Apache::lonnet::get_host_ip($perlvar{'lonHostID'});      $outsideip=&Apache::lonnet::get_host_ip($perlvar{'lonHostID'});
Line 5492  sub make_new_child { Line 5486  sub make_new_child {
 # ---------------- New known client connecting, could mean machine online again  # ---------------- New known client connecting, could mean machine online again
     if (&Apache::lonnet::get_host_ip($currenthostid) ne $clientip       if (&Apache::lonnet::get_host_ip($currenthostid) ne $clientip 
  && $clientip ne '127.0.0.1') {   && $clientip ne '127.0.0.1') {
  &Apache::lonnet::reconlonc();   &Apache::lonnet::reconlonc($clientname);
     }      }
     &logthis("<font color='green'>Established connection: $clientname</font>");      &logthis("<font color='green'>Established connection: $clientname</font>");
     &status('Will listen to '.$clientname);      &status('Will listen to '.$clientname);
Line 6021  sub subscribe { Line 6015  sub subscribe {
                 # the metadata                  # the metadata
  unless ($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/;
  $fname="http://$thisserver/".$fname;   $fname="http://".&Apache::lonnet::hostname($perlvar{'lonHostID'})."/".$fname;
  $result="$fname\n";   $result="$fname\n";
     }      }
  } else {   } else {
Removed from v.1.370  
changed lines
  Added in v.1.379

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