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Diff for /loncom/lond between versions 1.175 and 1.187

version 1.175, 2004/02/17 20:07:25 version 1.187, 2004/04/29 07:18:10
Line 812  $server = IO::Socket::INET->new(LocalPor Line 812  $server = IO::Socket::INET->new(LocalPor
 # global variables  # global variables
   
 my %children               = ();       # keys are current child process IDs  my %children               = ();       # keys are current child process IDs
 my $children               = 0;        # current number of children  
   
 sub REAPER {                        # takes care of dead children  sub REAPER {                        # takes care of dead children
     $SIG{CHLD} = \&REAPER;      $SIG{CHLD} = \&REAPER;
Line 822  sub REAPER {                        # ta Line 821  sub REAPER {                        # ta
  $pid = waitpid(-1,&WNOHANG());   $pid = waitpid(-1,&WNOHANG());
  if (defined($children{$pid})) {   if (defined($children{$pid})) {
     &logthis("Child $pid died");      &logthis("Child $pid died");
     $children --;      delete($children{$pid});
     delete $children{$pid};   } elsif ($pid > 0) {
  } else {  
     &logthis("Unknown Child $pid died");      &logthis("Unknown Child $pid died");
  }   }
     } while ( $pid > 0 );      } while ( $pid > 0 );
       foreach my $child (keys(%children)) {
    $pid = waitpid($child,&WNOHANG());
    if ($pid > 0) {
       &logthis("Child $child - $pid looks like we missed it's death");
       delete($children{$pid});
    }
       }
     &status("Finished Handling child death");      &status("Finished Handling child death");
 }  }
   
Line 882  sub ReadHostTable { Line 887  sub ReadHostTable {
     open (CONFIG,"$perlvar{'lonTabDir'}/hosts.tab") || die "Can't read host file";      open (CONFIG,"$perlvar{'lonTabDir'}/hosts.tab") || die "Can't read host file";
           
     while (my $configline=<CONFIG>) {      while (my $configline=<CONFIG>) {
  my ($id,$domain,$role,$name,$ip)=split(/:/,$configline);   if (!($configline =~ /^\s*\#/)) {
  chomp($ip); $ip=~s/\D+$//;      my ($id,$domain,$role,$name,$ip)=split(/:/,$configline);
  $hostid{$ip}=$id;      chomp($ip); $ip=~s/\D+$//;
  $hostdom{$id}=$domain;      $hostid{$ip}=$id;
  $hostip{$id}=$ip;      $hostdom{$id}=$domain;
  if ($id eq $perlvar{'lonHostID'}) { $thisserver=$name; }      $hostip{$id}=$ip;
       if ($id eq $perlvar{'lonHostID'}) { $thisserver=$name; }
    }
     }      }
     close(CONFIG);      close(CONFIG);
 }  }
Line 1251  sub make_new_child { Line 1258  sub make_new_child {
     #  the pid hash.      #  the pid hash.
     #      #
     my $caller = getpeername($client);      my $caller = getpeername($client);
     my ($port,$iaddr)=unpack_sockaddr_in($caller);      my ($port,$iaddr);
     $clientip=inet_ntoa($iaddr);      if (defined($caller) && length($caller) > 0) {
    ($port,$iaddr)=unpack_sockaddr_in($caller);
       } else {
    &logthis("Unable to determine who caller was, getpeername returned nothing");
       }
       if (defined($iaddr)) {
    $clientip=inet_ntoa($iaddr);
       } else {
    &logthis("Unable to determine clinetip");
    $clientip='Unavailable';
       }
           
     if ($pid) {      if ($pid) {
         # Parent records the child's birth and returns.          # Parent records the child's birth and returns.
         sigprocmask(SIG_UNBLOCK, $sigset)          sigprocmask(SIG_UNBLOCK, $sigset)
             or die "Can't unblock SIGINT for fork: $!\n";              or die "Can't unblock SIGINT for fork: $!\n";
         $children{$pid} = $clientip;          $children{$pid} = $clientip;
         $children++;  
         &status('Started child '.$pid);          &status('Started child '.$pid);
         return;          return;
     } else {      } else {
Line 1812  sub make_new_child { Line 1828  sub make_new_child {
  } elsif ($userinput =~ /^fetchuserfile/) { # Client clear or enc.   } elsif ($userinput =~ /^fetchuserfile/) { # Client clear or enc.
     if(isClient) {      if(isClient) {
  my ($cmd,$fname)=split(/:/,$userinput);   my ($cmd,$fname)=split(/:/,$userinput);
  my ($udom,$uname,$ufile)=split(/\//,$fname);   my ($udom,$uname,$ufile) = ($fname =~ m|^([^/]+)/([^/]+)/(.+)$|);
  my $udir=propath($udom,$uname).'/userfiles';   my $udir=propath($udom,$uname).'/userfiles';
  unless (-e $udir) { mkdir($udir,0770); }   unless (-e $udir) { mkdir($udir,0770); }
  if (-e $udir) {   if (-e $udir) {
     $ufile=~s/^[\.\~]+//;                              $ufile=~s/^[\.\~]+//;
     $ufile=~s/\///g;                              my $path = $udir;
                               if ($ufile =~m|(.+)/([^/]+)$|) {
                                   my @parts=split('/',$1);
                                   foreach my $part (@parts) {
                                       $path .= '/'.$part;
                                       if ((-e $path)!=1) {
                                           mkdir($path,0770);
                                       }
                                   }
                               }
     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 $remoteurl='http://'.$clientip.'/userfiles/'.$fname;
Line 1846  sub make_new_child { Line 1871  sub make_new_child {
  }   }
     } else {      } else {
  Reply($client, "refused\n", $userinput);   Reply($client, "refused\n", $userinput);
       }
   # --------------------------------------------------------- remove a user file 
    } elsif ($userinput =~ /^removeuserfile/) { # Client clear or enc.
       if(isClient) {
    my ($cmd,$fname)=split(/:/,$userinput);
    my ($udom,$uname,$ufile) = ($fname =~ m|^([^/]+)/([^/]+)/(.+)$|);
    &logthis("$udom - $uname - $ufile");
    if ($ufile =~m|/\.\./|) {
       # any files paths with /../ in them refuse 
                               # to deal with
       print $client "refused\n";
    } else {
       my $udir=propath($udom,$uname);
       if (-e $udir) {
    my $file=$udir.'/userfiles/'.$ufile;
    if (-e $file) {
       unlink($file);
       if (-e $file) {
    print $client "failed\n";
       } else {
    print $client "ok\n";
       }
    } else {
       print $client "not_found\n";
    }
       } else {
    print $client "not_home\n";
       }
    }
       } else {
    Reply($client, "refused\n", $userinput);
     }      }
 # ------------------------------------------ authenticate access to a user file  # ------------------------------------------ authenticate access to a user file
  } elsif ($userinput =~ /^tokenauthuserfile/) { # Client only   } elsif ($userinput =~ /^tokenauthuserfile/) { # Client only
Line 1857  sub make_new_child { Line 1912  sub make_new_child {
  if (open(ENVIN,$perlvar{'lonIDsDir'}.'/'.   if (open(ENVIN,$perlvar{'lonIDsDir'}.'/'.
  $session.'.id')) {   $session.'.id')) {
     while (my $line=<ENVIN>) {      while (my $line=<ENVIN>) {
  if ($line=~/userfile\.$fname\=/) { $reply='ok'; }   if ($line=~ m|userfile\.\Q$fname\E\=|) { $reply='ok'; }
     }      }
     close(ENVIN);      close(ENVIN);
     print $client $reply."\n";      print $client $reply."\n";
Line 2000  sub make_new_child { Line 2055  sub make_new_child {
  } else {   } else {
     print $client "error: ".($!+0)      print $client "error: ".($!+0)
  ." untie(GDBM) failed ".   ." untie(GDBM) failed ".
  "while attempting put\n";   "while attempting inc\n";
  }   }
     } else {      } else {
  print $client "error: ".($!)   print $client "error: ".($!)
     ." tie(GDBM) Failed ".      ." tie(GDBM) Failed ".
     "while attempting put\n";      "while attempting inc\n";
     }      }
  } else {   } else {
     print $client "refused\n";      print $client "refused\n";
Line 2331  sub make_new_child { Line 2386  sub make_new_child {
  my $proname=propath($udom,$uname);   my $proname=propath($udom,$uname);
  my %hash;   my %hash;
  if (tie(%hash,'GDBM_File',"$proname/$namespace.db",&GDBM_READER(),0640)) {   if (tie(%hash,'GDBM_File',"$proname/$namespace.db",&GDBM_READER(),0640)) {
        study($regexp);  
        while (my ($key,$value) = each(%hash)) {         while (my ($key,$value) = each(%hash)) {
    if ($regexp eq '.') {     if ($regexp eq '.') {
        $qresult.=$key.'='.$value.'&';         $qresult.=$key.'='.$value.'&';
Line 3118  sub make_passwd_file { Line 3172  sub make_passwd_file {
  }   }
     } elsif ($umode eq 'unix') {      } elsif ($umode eq 'unix') {
  {   {
       #
       #  Don't allow the creation of privileged accounts!!! that would
       #  be real bad!!!
       #
       my $uid = getpwnam($uname);
       if((defined $uid) && ($uid == 0)) {
    &logthis(">>>Attempted to create privilged account blocked");
    return "no_priv_account_error\n";
       }
   
     my $execpath="$perlvar{'lonDaemons'}/"."lcuseradd";      my $execpath="$perlvar{'lonDaemons'}/"."lcuseradd";
     {      {
  &Debug("Executing external: ".$execpath);   &Debug("Executing external: ".$execpath);
Removed from v.1.175  
changed lines
  Added in v.1.187

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