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Diff for /loncom/Attic/lonManage between versions 1.10 and 1.14

version 1.10, 2003/08/18 10:43:31 version 1.14, 2003/09/08 09:45:20
Line 50 Line 50
 #    not the IP address of the host.  #    not the IP address of the host.
 #  #
 #  $Log$  #  $Log$
   #  Revision 1.14  2003/09/08 09:45:20  foxr
   #  Remove BUGBUG about comment about authentication as we'll be doing
   #  host based authentication initially (no need for lonManage to do anything),
   #  and certificate based later (need at that time).
   #
   #  Revision 1.13  2003/08/19 10:26:24  foxr
   #  Initial working version... tested against an unmodified lond this
   #  produces an unknown_cmd response which is about what I'd expect.
   #
   #  Revision 1.12  2003/08/18 11:08:07  foxr
   #  Debug request building in Transact.
   #
   #  Revision 1.11  2003/08/18 10:45:32  foxr
   #  Felt strongly enough about hoisting ReadConfiguration into a separate sub
   #  that I did it now before I forgot.
   #
 #  Revision 1.10  2003/08/18 10:43:31  foxr  #  Revision 1.10  2003/08/18 10:43:31  foxr
 #  Code/test ValidHost.  The hosts.tab and the perl variables are read in as  #  Code/test ValidHost.  The hosts.tab and the perl variables are read in as
 #  global hashes as a side effect.  May later want to clean this up by making  #  global hashes as a side effect.  May later want to clean this up by making
Line 86 Line 102
 #  #
 #  #
   
   
   
 # Modules required:  # Modules required:
   
 use strict; # Because it's good practice.  use strict; # Because it's good practice.
 use English; # Cause I like meaningful names.  use English; # Cause I like meaningful names.
 use Getopt::Long;  use Getopt::Long;
 use LONCAPA::Configuration; # To handle configuration I/O.  use LONCAPA::Configuration; # To handle configuration I/O.
   use IO::Socket::UNIX; # To communicate with lonc.
   
 # File scoped variables:  # File scoped variables:
   
 my %perlvar; # Perl variable defs from apache config.  my %perlvar; # Perl variable defs from apache config.
 my %hostshash; # Host table as a host indexed hash.  my %hostshash; # Host table as a host indexed hash.
   
   #
   #   prints out utility's command usage info.
   #
 sub Usage  {  sub Usage  {
     print "Usage:";      print "Usage:";
     print <<USAGE;      print <<USAGE;
Line 120  USAGE Line 142  USAGE
   
   
 }  }
   #
   #   Lifted from lonnet.pm - and we need to figure out a way to get it back in.
   #   Performas a transaction with lond via the lonc proxy server.
   #   Parameter:
   #      cmd  - The text of the request.
   #      host - The host to which the request ultimately goes.
   #   Returns:
   #      The text of the reply from the lond or con_lost if not able to contact
   #      lond/lonc etc.
   #
   sub subreply {
       my ($cmd,$server)=@_;
       my $peerfile="$perlvar{'lonSockDir'}/$server";
       my $client=IO::Socket::UNIX->new(Peer    =>"$peerfile",
                                        Type    => SOCK_STREAM,
                                        Timeout => 10)
          or return "con_lost";
       print $client "$cmd\n";
       my $answer=<$client>;
       if (!$answer) { $answer="con_lost"; }
       chomp($answer);
       return $answer;
   }
   #   >>> BUGBUG <<< 
 #  #
 #  Use Getopt::Long to parse the parameters of the program.  #  Use Getopt::Long to parse the parameters of the program.
 #  #
Line 202  sub ParseArgs { Line 247  sub ParseArgs {
     return @result;      return @result;
 }  }
 #  #
   #  Read the loncapa configuration stuff.
   #
   sub ReadConfig {
       my $perlvarref = LONCAPA::Configuration::read_conf('loncapa.conf');
       %perlvar       = %{$perlvarref};
       my $hoststab   = LONCAPA::Configuration::read_hosts(
    "$perlvar{'lonTabDir'}/hosts.tab");
       %hostshash     = %{$hoststab};
   
   }
   #
 #  Determine if the target host is valid.  #  Determine if the target host is valid.
 #  This is done by reading the current hosts.tab file.  #  This is done by reading the current hosts.tab file.
 #  For the host to be valid, it must be inthe file.  #  For the host to be valid, it must be inthe file.
Line 214  sub ParseArgs { Line 270  sub ParseArgs {
 #  #
 sub ValidHost {  sub ValidHost {
     my $host       = shift;      my $host       = shift;
      
     my $perlvarref = LONCAPA::Configuration::read_conf('loncapa.conf');      ReadConfig;
     %perlvar       = %{$perlvarref};  
     my $hoststab   = LONCAPA::Configuration::read_hosts(  
  "$perlvar{'lonTabDir'}/hosts.tab");  
     %hostshash     = %{$hoststab};  
   
     return defined $hostshash{$host};      return defined $hostshash{$host};
   
 }  }
   
   
   
   #
   #  Performs a transaction with lonc.
   #  By the time this is called, the transaction has already been
   #  validated by the caller.
   #
   #   Parameters:
   #
   #   host    - hosts.tab name of the host whose lonc we'll be talking to.
   #   command - The base command we'll be asking lond to execute.
   #   body    - [optional] If supplied, this is a command body that is a ref.
   #             to an array of lines that will be appended to the 
   #             command.
   #
   #  NOTE:
   #    The command will be done as an encrypted operation.
   #
 sub Transact {  sub Transact {
       my $host    = shift;
       my $command = shift;
       my $haveBody= 0;
       my $body;
       my $i;
   
       if(scalar @ARG) {
    $body = shift;
    $haveBody = 1;
       }
       #  Construct the command to send to the server:
       
       my $request = "encrypt\:"; # All requests are encrypted.
       $request   .= $command;
       if($haveBody) {
    $request .= "\:";
    my $bodylines = scalar @$body;
    for($i = 0; $i < $bodylines; $i++) {
       $request .= $$body[$i];
    }
       } else {
    $request .= "\n";
       }
       # Body is now built... transact with lond..
       
       my $answer = subreply($request, $host);
   
       print "$answer\n";
   
 }  }
 #  #
Line 243  sub Transact { Line 342  sub Transact {
 #     tablefile - name of the file containing the table to push.  #     tablefile - name of the file containing the table to push.
 #     host      - name of the host to push this file to.       #     host      - name of the host to push this file to.     
 #  #
   #    >>>BUGBUG<<< This belongs in lonnet.pm.
   #
 sub PushFile {  sub PushFile {
     my $tablename = shift;      my $tablename = shift;
     my $tablefile = shift;      my $tablefile = shift;
Line 266  sub PushFile { Line 367  sub PushFile {
   
     if( ($tablename eq "host")    ||      if( ($tablename eq "host")    ||
  ($tablename eq "domain")) {   ($tablename eq "domain")) {
  Transact($host, "pushfile:$tablename:",\@table);   Transact($host, "pushfile:$tablename",\@table);
     } else {      } else {
  die "EINVAL - Invalid parameter. tablename: $tablename must be host or domain";   die "EINVAL - Invalid parameter. tablename: $tablename must be host or domain";
     }      }
Line 284  sub PushFile { Line 385  sub PushFile {
 #     process - The name of the process to reinit (lonc or lond).  #     process - The name of the process to reinit (lonc or lond).
 #     host    - The host in which this reinit will happen.  #     host    - The host in which this reinit will happen.
 #  #
   #   >>>BUGBUG<<<< This belongs  in lonnet.pm
   #
 sub ReinitProcess {  sub ReinitProcess {
     my $process = shift;      my $process = shift;
     my $host    = shift;      my $host    = shift;
Line 373  Usage: Line 476  Usage:
 =item strict  =item strict
 =item Getopt::Long  =item Getopt::Long
 =item English  =item English
   =item IO::Socket::UNIX
   
   =head1 KEY Subroutines.
   
 =head1  CATEGORIES  =head1  CATEGORIES
     Command line utility      Command line utility
Removed from v.1.10  
changed lines
  Added in v.1.14

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