3 # A thing that implements dxcluster 'protocol'
5 # This is a perl module/program that sits on the end of a dxcluster
6 # 'protocol' connection and deals with anything that might come along.
8 # this program is called by ax25d and gets raw ax25 text on its input
10 # Copyright (c) 1998 Dirk Koopman G1TLH
24 @inqueue = (); # the main input queue, an array of hashes
26 # handle disconnections
30 return if !defined $dxchan;
31 my $user = $dxchan->{user};
32 my $conn = $dxchan->{conn};
33 $user->close() if defined $user;
34 $conn->disconnect() if defined $conn;
38 # handle incoming messages
41 my ($conn, $msg, $err) = @_;
42 my $dxchan = DXChannel->get_by_cnum($conn); # get the dxconnnect object for this message
44 if (defined $err && $err) {
45 disconnect($dxchan) if defined $dxchan;
49 # set up the basic channel info - this needs a bit more thought - there is duplication here
50 if (!defined $dxchan) {
51 my ($sort, $call, $line) = $msg =~ /^(\w)(\S+)\|(.*)$/;
52 my $user = DXUser->get($call);
53 $user = DXUser->new($call) if !defined $user;
54 $dxchan = DXChannel->new($call, $conn, $user);
57 # queue the message and the channel object for later processing
59 my $self = bless {}, "inqueue";
60 $self->{dxchan} = $dxchan;
71 # cease running this program, close down all the connections nicely
75 foreach $dxchan (DXChannel->get_all()) {
81 # this is where the input queue is dealt with and things are dispatched off to other parts of
85 my $self = shift @inqueue;
88 my $data = $self->{data};
89 my $dxchan = $self->{dxchan};
90 my ($sort, $call, $line) = $data =~ /^(\w)(\S+)\|(.*)$/;
92 # do the really sexy console interface bit! (Who is going to do the TK interface then?)
93 print DEBUG atime, " < $sort $call $line\n" if defined DEBUG;
94 print "< $sort $call $line\n";
98 my $user = $dxchan->{user};
99 $user->{sort} = 'U' if !defined $user->{sort};
100 if ($user->{sort} eq 'U') {
101 $dxchan->send_now('D', msg('l2', $call, $mycall, $myqth));
102 $dxchan->send_file($motd) if (-e $motd);
104 } elsif (sort eq 'D') {
106 } elsif ($sort eq 'Z') {
111 #############################################################
113 # The start of the main line of code
115 #############################################################
117 # open the debug file, set various FHs to be unbuffered
118 open(DEBUG, ">>$debugfn") or die "can't open $debugfn($!)";
119 select DEBUG; $| = 1;
120 select STDOUT; $| = 1;
122 # initialise User file system
123 DXUser->init($userfn);
125 # start listening for incoming messages/connects
126 Msg->new_server("$clusteraddr", $clusterport, \&login);
129 $SIG{'INT'} = \&cease;
130 $SIG{'TERM'} = \&cease;
131 $SIG{'HUP'} = 'IGNORE';
133 # this, such as it is, is the main loop!
135 Msg->event_loop(1, 0.001);