X-Git-Url: http://dxcluster.net/gitweb/gitweb.cgi?a=blobdiff_plain;f=perl%2FDXCommandmode.pm;h=6e6b176ea928e4b3be8d5b51aa90351a12c0d7d2;hb=cee0bfe61e83c87a6ded04034cc57789a0950f9e;hp=dfaaa3e34887454ffe047c14b9a397fb70aa27e3;hpb=766014807e2521cc60a219c6eda5b49d13ffc70f;p=spider.git

diff --git a/perl/DXCommandmode.pm b/perl/DXCommandmode.pm
index dfaaa3e3..6e6b176e 100644
--- a/perl/DXCommandmode.pm
+++ b/perl/DXCommandmode.pm
@@ -50,7 +50,7 @@ use DXCIDR;
 use strict;
 use vars qw(%Cache %cmd_cache $errstr %aliases $scriptbase %nothereslug
 	$maxbadcount $msgpolltime $default_pagelth $cmdimportdir $users $maxusers
-    $maxcmdlth
+    $maxcmdlth $maxcmdcount $cmdinterval
 );
 
 %Cache = ();					# cache of dynamically loaded routine's mod times
@@ -64,8 +64,9 @@ $cmdimportdir = "$main::root/cmd_import"; # the base directory for importing com
                                           # this does not exist as default, you need to create it manually
 $users = 0;					  # no of users on this node currently
 $maxusers = 0;				  # max no users on this node for this run
-
 $maxcmdlth = 512;				# max length of incoming cmd line (including the command and any arguments
+$maxcmdcount = 27;				# max no cmds entering $cmdinterval seconds
+$cmdinterval = 20;				# if user enters more than $maxcmdcount in $cmdinterval seconds, they are logged off
 
 #
 # obtain a new connection this is derived from dxchannel
@@ -174,25 +175,12 @@ sub start
 	# sort out privilege reduction
 	$self->{priv} = 0 unless $self->{hostname} eq '127.0.0.1' || $self->conn->peerhost eq '127.0.0.1' || $self->{hostname} eq '::1' || $self->conn->{usedpasswd};
 
-	# get the filters
-	my $nossid = $call;
-	$nossid =~ s/-\d+$//;
 	
-	$self->{spotsfilter} = Filter::read_in('spots', $call, 0) 
-		|| Filter::read_in('spots', $nossid, 0)
-			|| Filter::read_in('spots', 'user_default', 0);
-	$self->{wwvfilter} = Filter::read_in('wwv', $call, 0) 
-		|| Filter::read_in('wwv', $nossid, 0) 
-			|| Filter::read_in('wwv', 'user_default', 0);
-	$self->{wcyfilter} = Filter::read_in('wcy', $call, 0) 
-		|| Filter::read_in('wcy', $nossid, 0) 
-			|| Filter::read_in('wcy', 'user_default', 0);
-	$self->{annfilter} = Filter::read_in('ann', $call, 0) 
-		|| Filter::read_in('ann', $nossid, 0) 
-			|| Filter::read_in('ann', 'user_default', 0) ;
-	$self->{rbnfilter} = Filter::read_in('rbn', $call, 0) 
-		|| Filter::read_in('rbn', $nossid, 0)
-		|| Filter::read_in('rbn', 'user_default', 0);
+	Filter::load_dxchan($self, 'spots', 0);
+	Filter::load_dxchan($self, 'wwv', 0);
+	Filter::load_dxchan($self, 'wcy', 0);
+	Filter::load_dxchan($self, 'ann', 0);
+	Filter::load_dxchan($self, 'rbn', 0);
 	
 	# clean up qra locators
 	my $qra = $user->qra;
@@ -254,6 +242,10 @@ sub start
 	$self->lastmsgpoll($main::systime);
 	$self->{user_interval} = $self->user->user_interval || $main::user_interval; # allow user to change idle time between prompts
 	$self->prompt;
+
+	$self->{cmdintstart} = 0; # set when systime > this + cmdinterval and a command entered, cmdcount set to 0
+	$self->{cmdcount} = 0;		   # incremented on a coming in. If this value > $maxcmdcount, disconnect
+
 }
 
 #
@@ -343,6 +335,8 @@ sub normal
 			for (@{$self->{talklist}}) {
 				if ($self->{state} eq 'talk') {
 					$self->send_talks($_,  $self->msg('talkend'));
+				} elsif ($self->{state} eq 'chat') {
+					$self->send_talks($_,  $self->msg('chatend'));
 				} else {
 					$self->local_send('C', $self->msg('chatend', $_));
 				}
@@ -351,15 +345,18 @@ sub normal
 			delete $self->{talklist};
 		} elsif ($cmdline =~ m|^[/\w\\]+|) {
 			$cmdline =~ s|^/||;
-			my $sendit = $cmdline =~ s|^/+||;
+			my $sendit = ($cmdline = unpad($cmdline));
 			if (@bad = BadWords::check($cmdline)) {
 				$self->badcount(($self->badcount||0) + @bad);
 				LogDbg('DXCommand', "$self->{call} swore: '$cmdline' with badwords: '" . join(',', @bad) . "'");
 			} else {
-				my @cmd = split /\s*\\n\s*/, $cmdline;
-				foreach my $l (@cmd) {
-					my @in = $self->run_cmd($l);
+				my $c;
+				my @in;
+				if (($c) = $cmdline =~ /^cmd\s+(.*)$/) {
+					@in = $self->run_cmd($c);
 					$self->send_ans(@in);
+				} else {
+					push @in, $cmdline;
 					if ($sendit && $self->{talklist} && @{$self->{talklist}}) {
 						foreach my $l (@in) {
 							for (@{$self->{talklist}}) {
@@ -417,6 +414,20 @@ sub normal
 		#		} else {
 		my @cmd = split /\s*\\n\s*/, $cmdline;
 		foreach my $l (@cmd) {
+
+			# rate limiting code
+			
+			if (($self->{cmdintstart} + $cmdinterval <= $main::systime) || $self->{inscript}) {
+				$self->{cmdintstart} = $main::systime;
+				$self->{cmdcount} = 1;
+				dbg("$self->{call} started cmdinterval") if isdbg('cmdcount');
+			} else {
+				if (++$self->{cmdcount} > $maxcmdcount) {
+					LogDbg('baduser', qq{User $self->{call} sent $self->{cmdcount} (>= $maxcmdcount) cmds in $cmdinterval seconds starting at } . atime($self->{cmdintstart}) . ", disconnected" );
+					$self->disconnect;
+				}
+				dbg("$self->{call} cmd: '$l' cmdcount = $self->{cmdcount} in $cmdinterval secs") if isdbg('cmdcount');
+			}
 			$self->send_ans(run_cmd($self, $l));
 		}
 #		}