X-Git-Url: https://git.sesse.net/?p=remoteglot;a=blobdiff_plain;f=remoteglot.pl;h=4459015e7c8510de4bf79044480c5e4b88ad4214;hp=eecd407ba587cbb156e52c4a704f28d3e1d5adc5;hb=c17cb0c030ad2b4eb8493fbbc6aba34b68afacb6;hpb=0b634023996101f25655961eb90079a6b6c7d8ad

diff --git a/remoteglot.pl b/remoteglot.pl
index eecd407..4459015 100755
--- a/remoteglot.pl
+++ b/remoteglot.pl
@@ -9,6 +9,11 @@
 # Licensed under the GNU General Public License, version 2.
 #
 
+use AnyEvent;
+use AnyEvent::Handle;
+use AnyEvent::HTTP;
+use Chess::PGN::Parse;
+use EV;
 use Net::Telnet;
 use FileHandle;
 use IPC::Open2;
@@ -16,27 +21,15 @@ use Time::HiRes;
 use JSON::XS;
 require 'Position.pm';
 require 'Engine.pm';
+require 'config.pm';
 use strict;
 use warnings;
-
-# Configuration
-my $server = "freechess.org";
-my $target = "GMCarlsen";
-my $engine_cmdline = "'./Deep Rybka 4 SSE42 x64'";
-my $engine2_cmdline = "./stockfish_13111119_x64_modern_sse42";  # undef for none
-my $uci_assume_full_compliance = 0;                    # dangerous :-)
-my $update_max_interval = 1.0;
-my @masters = (
-	'Sesse',
-	'Sessse',
-	'Sesssse',
-	'greatestguns',
-	'beuki'
-);
+no warnings qw(once);
 
 # Program starts here
 $SIG{ALRM} = sub { output(); };
 my $latest_update = undef;
+my $http_timer = undef;
 
 $| = 1;
 
@@ -54,25 +47,23 @@ $| = 1;
 select(STDOUT);
 
 # open the chess engine
-my $engine = open_engine($engine_cmdline, 'E1');
-my $engine2 = open_engine($engine2_cmdline, 'E2');
+my $engine = open_engine($remoteglotconf::engine_cmdline, 'E1', sub { handle_uci(@_, 1); });
+my $engine2 = open_engine($remoteglotconf::engine2_cmdline, 'E2', sub { handle_uci(@_, 0); });
 my $last_move;
 my $last_text = '';
 my ($pos_waiting, $pos_calculating, $pos_calculating_second_engine);
 
 uciprint($engine, "setoption name UCI_AnalyseMode value true");
-# uciprint($engine, "setoption name NalimovPath value /srv/tablebase");
-uciprint($engine, "setoption name NalimovUsage value Rarely");
-uciprint($engine, "setoption name Hash value 1024");
-# uciprint($engine, "setoption name MultiPV value 2");
+while (my ($key, $value) = each %remoteglotconf::engine_config) {
+	uciprint($engine, "setoption name $key value $value");
+}
 uciprint($engine, "ucinewgame");
 
 if (defined($engine2)) {
 	uciprint($engine2, "setoption name UCI_AnalyseMode value true");
-	# uciprint($engine2, "setoption name NalimovPath value /srv/tablebase");
-	uciprint($engine2, "setoption name NalimovUsage value Rarely");
-	uciprint($engine2, "setoption name Hash value 1024");
-	uciprint($engine2, "setoption name Threads value 8");
+	while (my ($key, $value) = each %remoteglotconf::engine2_config) {
+		uciprint($engine2, "setoption name $key value $value");
+	}
 	uciprint($engine2, "setoption name MultiPV value 500");
 	uciprint($engine2, "ucinewgame");
 }
@@ -82,8 +73,8 @@ print "Chess engine ready.\n";
 # now talk to FICS
 my $t = Net::Telnet->new(Timeout => 10, Prompt => '/fics% /');
 $t->input_log(\*FICSLOG);
-$t->open($server);
-$t->print("SesseBOT");
+$t->open($remoteglotconf::server);
+$t->print($remoteglotconf::nick);
 $t->waitfor('/Press return to enter the server/');
 $t->cmd("");
 
@@ -91,62 +82,29 @@ $t->cmd("");
 $t->cmd("set shout 0");
 $t->cmd("set seek 0");
 $t->cmd("set style 12");
-$t->cmd("observe $target");
-
-# main loop
+$t->cmd("observe $remoteglotconf::target");
 print "FICS ready.\n";
-while (1) {
-	my $rin = '';
-	my $rout;
-	vec($rin, fileno($engine->{'read'}), 1) = 1;
-	if (defined($engine2)) {
-		vec($rin, fileno($engine2->{'read'}), 1) = 1;
-	}
-	vec($rin, fileno($t), 1) = 1;
-
-	my ($nfound, $timeleft) = select($rout=$rin, undef, undef, 5.0);
-	my $sleep = 1.0;
 
-	while (1) {
-		my $line = $t->getline(Timeout => 0, errmode => 'return');
-		last if (!defined($line));
+my $ev1 = AnyEvent->io(
+	fh => fileno($t),
+	poll => 'r',
+	cb => sub {    # what callback to execute
+		while (1) {
+			my $line = $t->getline(Timeout => 0, errmode => 'return');
+			return if (!defined($line));
 
-		chomp $line;
-		$line =~ tr/\r//d;
-		handle_fics($line);
-		$sleep = 0;
-	}
-	
-	# any fun on the UCI channel?
-	if ($nfound > 0 && vec($rout, fileno($engine->{'read'}), 1) == 1) {
-		my @lines = $engine->read_lines();
-		for my $line (@lines) {
-			next if $line =~ /(upper|lower)bound/;
-			handle_uci($engine, $line, 1);
+			chomp $line;
+			$line =~ tr/\r//d;
+			handle_fics($line);
 		}
-		$sleep = 0;
-
-		output();
 	}
-	if (defined($engine2) && $nfound > 0 && vec($rout, fileno($engine2->{'read'}), 1) == 1) {
-		my @lines = $engine2->read_lines();
-		for my $line (@lines) {
-			next if $line =~ /(upper|lower)bound/;
-			handle_uci($engine2, $line, 0);
-		}
-		$sleep = 0;
-
-		output();
-	}
-
-	sleep $sleep;
-}
+);
+# Engine events have already been set up by Engine.pm.
+EV::run;
 
 sub handle_uci {
 	my ($engine, $line, $primary) = @_;
 
-	chomp $line;
-	$line =~ tr/\r//d;
 	$line =~ s/  / /g;  # Sometimes needed for Zappa Mexico
 	print UCILOG localtime() . " $engine->{'tag'} <= $line\n";
 	if ($line =~ /^info/) {
@@ -163,7 +121,7 @@ sub handle_uci {
 	}
 	if ($line =~ /^bestmove/) {
 		if ($primary) {
-			return if (!$uci_assume_full_compliance);
+			return if (!$remoteglotconf::uci_assume_full_compliance);
 			if (defined($pos_waiting)) {
 				uciprint($engine, "position fen " . $pos_waiting->fen());
 				uciprint($engine, "go infinite");
@@ -179,70 +137,18 @@ sub handle_uci {
 			$pos_calculating_second_engine = $pos;
 		}
 	}
+	output();
 }
 
 sub handle_fics {
 	my $line = shift;
 	if ($line =~ /^<12> /) {
-		my $pos = Position->new($line);
-		
-		# if this is already in the queue, ignore it
-		next if (defined($pos_waiting) && $pos->fen() eq $pos_waiting->fen());
-
-		# if we're already chewing on this and there's nothing else in the queue,
-		# also ignore it
-		next if (!defined($pos_waiting) && defined($pos_calculating) &&
-			 $pos->fen() eq $pos_calculating->fen());
-
-		# if we're already thinking on something, stop and wait for the engine
-		# to approve
-		if (defined($pos_calculating)) {
-			if (!defined($pos_waiting)) {
-				uciprint($engine, "stop");
-			}
-			if ($uci_assume_full_compliance) {
-				$pos_waiting = $pos;
-			} else {
-				uciprint($engine, "position fen " . $pos->fen());
-				uciprint($engine, "go infinite");
-				$pos_calculating = $pos;
-			}
-		} else {
-			# it's wrong just to give the FEN (the move history is useful,
-			# and per the UCI spec, we should really have sent "ucinewgame"),
-			# but it's easier
-			uciprint($engine, "position fen " . $pos->fen());
-			uciprint($engine, "go infinite");
-			$pos_calculating = $pos;
-		}
-
-		if (defined($engine2)) {
-			if (defined($pos_calculating_second_engine)) {
-				uciprint($engine2, "stop");
-			} else {
-				uciprint($engine2, "position fen " . $pos->fen());
-				uciprint($engine2, "go infinite");
-				$pos_calculating_second_engine = $pos;
-			}
-			$engine2->{'info'} = {};
-		}
-
-		$engine->{'info'} = {};
-		$last_move = time;
-
-		# 
-		# Output a command every move to note that we're
-		# still paying attention -- this is a good tradeoff,
-		# since if no move has happened in the last half
-		# hour, the analysis/relay has most likely stopped
-		# and we should stop hogging server resources.
-		#
-		$t->cmd("date");
+		handle_position(Position->new($line));
 	}
 	if ($line =~ /^([A-Za-z]+)(?:\([A-Z]+\))* tells you: (.*)$/) {
 		my ($who, $msg) = ($1, $2);
 
-		next if (grep { $_ eq $who } (@masters) == 0);
+		next if (grep { $_ eq $who } (@remoteglotconf::masters) == 0);
 
 		if ($msg =~ /^fics (.*?)$/) {
 			$t->cmd("tell $who Executing '$1' on FICS.");
@@ -250,6 +156,18 @@ sub handle_fics {
 		} elsif ($msg =~ /^uci (.*?)$/) {
 			$t->cmd("tell $who Sending '$1' to the engine.");
 			print { $engine->{'write'} } "$1\n";
+		} elsif ($msg =~ /^pgn (.*?)$/) {
+			my $url = $1;
+			$t->cmd("tell $who Starting to poll '$url'.");
+			AnyEvent::HTTP::http_get($url, sub {
+				handle_pgn(@_, $url);
+			});
+		} elsif ($msg =~ /^stoppgn$/) {
+			$t->cmd("tell $who Stopping poll.");
+			$http_timer = undef;
+		} elsif ($msg =~ /^quit$/) {
+			$t->cmd("tell $who Bye bye.");
+			exit;
 		} else {
 			$t->cmd("tell $who Couldn't understand '$msg', sorry.");
 		}
@@ -257,6 +175,90 @@ sub handle_fics {
 	#print "FICS: [$line]\n";
 }
 
+sub handle_pgn {
+	my ($body, $header, $url) = @_;
+	my $pgn = Chess::PGN::Parse->new(undef, $body);
+	if (!defined($pgn) || !$pgn->read_game()) {
+		warn "Error in parsing PGN from $url\n";
+	} else {
+		$pgn->quick_parse_game;
+		my $pos = Position->start_pos($pgn->white, $pgn->black);
+		my $moves = $pgn->moves;
+		my @uci_moves = ();
+		for my $move (@$moves) {
+			my ($from_row, $from_col, $to_row, $to_col, $promo) = $pos->parse_pretty_move($move);
+			push @uci_moves, Board::move_to_uci_notation($from_row, $from_col, $to_row, $to_col, $promo);
+			$pos = $pos->make_move($from_row, $from_col, $to_row, $to_col, $promo);
+		}
+		$pos->{'history'} = \@uci_moves;
+		$pos->{'pretty_history'} = $moves;
+		handle_position($pos);
+	}
+	
+	$http_timer = AnyEvent->timer(after => 1.0, cb => sub {
+		AnyEvent::HTTP::http_get($url, sub {
+			handle_pgn(@_, $url);
+		});
+	});
+}
+
+sub handle_position {
+	my ($pos) = @_;
+		
+	# if this is already in the queue, ignore it
+	return if (defined($pos_waiting) && $pos->fen() eq $pos_waiting->fen());
+
+	# if we're already chewing on this and there's nothing else in the queue,
+	# also ignore it
+	return if (!defined($pos_waiting) && defined($pos_calculating) &&
+		 $pos->fen() eq $pos_calculating->fen());
+
+	# if we're already thinking on something, stop and wait for the engine
+	# to approve
+	if (defined($pos_calculating)) {
+		if (!defined($pos_waiting)) {
+			uciprint($engine, "stop");
+		}
+		if ($remoteglotconf::uci_assume_full_compliance) {
+			$pos_waiting = $pos;
+		} else {
+			uciprint($engine, "position fen " . $pos->fen());
+			uciprint($engine, "go infinite");
+			$pos_calculating = $pos;
+		}
+	} else {
+		# it's wrong just to give the FEN (the move history is useful,
+		# and per the UCI spec, we should really have sent "ucinewgame"),
+		# but it's easier
+		uciprint($engine, "position fen " . $pos->fen());
+		uciprint($engine, "go infinite");
+		$pos_calculating = $pos;
+	}
+
+	if (defined($engine2)) {
+		if (defined($pos_calculating_second_engine)) {
+			uciprint($engine2, "stop");
+		} else {
+			uciprint($engine2, "position fen " . $pos->fen());
+			uciprint($engine2, "go infinite");
+			$pos_calculating_second_engine = $pos;
+		}
+		$engine2->{'info'} = {};
+	}
+
+	$engine->{'info'} = {};
+	$last_move = time;
+
+	# 
+	# Output a command every move to note that we're
+	# still paying attention -- this is a good tradeoff,
+	# since if no move has happened in the last half
+	# hour, the analysis/relay has most likely stopped
+	# and we should stop hogging server resources.
+	#
+	$t->cmd("date");
+}
+
 sub parse_infos {
 	my ($engine, @x) = @_;
 	my $mpv = '';
@@ -265,26 +267,28 @@ sub parse_infos {
 
 	# Search for "multipv" first of all, since e.g. Stockfish doesn't put it first.
 	for my $i (0..$#x - 1) {
-		if ($x[$i] =~ 'multipv') {
+		if ($x[$i] eq 'multipv') {
 			$mpv = $x[$i + 1];
 			next;
 		}
 	}
 
 	while (scalar @x > 0) {
-		if ($x[0] =~ 'multipv') {
+		if ($x[0] eq 'multipv') {
 			# Dealt with above
 			shift @x;
 			shift @x;
 			next;
 		}
-		if ($x[0] =~ /^(currmove|currmovenumber|cpuload)$/) {
+		if ($x[0] eq 'currmove' || $x[0] eq 'currmovenumber' || $x[0] eq 'cpuload') {
 			my $key = shift @x;
 			my $value = shift @x;
 			$info->{$key} = $value;
 			next;
 		}
-		if ($x[0] =~ /^(depth|seldepth|hashfull|time|nodes|nps|tbhits)$/) {
+		if ($x[0] eq 'depth' || $x[0] eq 'seldepth' || $x[0] eq 'hashfull' ||
+		    $x[0] eq 'time' || $x[0] eq 'nodes' || $x[0] eq 'nps' ||
+		    $x[0] eq 'tbhits') {
 			my $key = shift @x;
 			my $value = shift @x;
 			$info->{$key . $mpv} = $value;
@@ -296,7 +300,7 @@ sub parse_infos {
 			delete $info->{'score_cp' . $mpv};
 			delete $info->{'score_mate' . $mpv};
 
-			while ($x[0] =~ /^(cp|mate|lowerbound|upperbound)$/) {
+			while ($x[0] eq 'cp' || $x[0] eq 'mate' || $x[0] eq 'lowerbound' || $x[0] eq 'upperbound') {
 				if ($x[0] eq 'cp') {
 					shift @x;
 					$info->{'score_cp' . $mpv} = shift @x;
@@ -340,7 +344,7 @@ sub parse_ids {
 	}
 }
 
-sub prettyprint_pv {
+sub prettyprint_pv_no_cache {
 	my ($board, @pvs) = @_;
 
 	if (scalar @pvs == 0 || !defined($pvs[0])) {
@@ -350,7 +354,20 @@ sub prettyprint_pv {
 	my $pv = shift @pvs;
 	my ($from_col, $from_row, $to_col, $to_row, $promo) = parse_uci_move($pv);
 	my ($pretty, $nb) = $board->prettyprint_move($from_row, $from_col, $to_row, $to_col, $promo);
-	return ($pretty, prettyprint_pv($nb, @pvs));
+	return ( $pretty, prettyprint_pv_no_cache($nb, @pvs) );
+}
+
+sub prettyprint_pv {
+	my ($pos, @pvs) = @_;
+
+	my $cachekey = join('', @pvs);
+	if (exists($pos->{'prettyprint_cache'}{$cachekey})) {
+		return @{$pos->{'prettyprint_cache'}{$cachekey}};
+	} else {
+		my @res = prettyprint_pv_no_cache($pos->{'board'}, @pvs);
+		$pos->{'prettyprint_cache'}{$cachekey} = \@res;
+		return @res;
+	}
 }
 
 sub output {
@@ -360,8 +377,8 @@ sub output {
 
 	# Don't update too often.
 	my $age = Time::HiRes::tv_interval($latest_update);
-	if ($age < $update_max_interval) {
-		Time::HiRes::alarm($update_max_interval + 0.01 - $age);
+	if ($age < $remoteglotconf::update_max_interval) {
+		Time::HiRes::alarm($remoteglotconf::update_max_interval + 0.01 - $age);
 		return;
 	}
 	
@@ -388,12 +405,12 @@ sub output {
 	eval {
 		my $dummy;
 		if (exists($info->{'pv'})) {
-			$dummy = prettyprint_pv($pos_calculating->{'board'}, @{$info->{'pv'}});
+			$dummy = prettyprint_pv($pos_calculating, @{$info->{'pv'}});
 		}
 	
 		my $mpv = 1;
 		while (exists($info->{'pv' . $mpv})) {
-			$dummy = prettyprint_pv($pos_calculating->{'board'}, @{$info->{'pv' . $mpv}});
+			$dummy = prettyprint_pv($pos_calculating, @{$info->{'pv' . $mpv}});
 			++$mpv;
 		}
 	};
@@ -454,7 +471,7 @@ sub output_screen {
 			}
 
 			$text .= ":\n";
-			$text .= "  " . join(', ', prettyprint_pv($pos_calculating->{'board'}, @{$info->{'pv' . $mpv}})) . "\n";
+			$text .= "  " . join(', ', prettyprint_pv($pos_calculating, @{$info->{'pv' . $mpv}})) . "\n";
 			$text .= "\n";
 			++$mpv;
 		}
@@ -462,7 +479,7 @@ sub output_screen {
 		# single-PV
 		my $score = long_score($info, $pos_calculating, '');
 		$text .= "  $score\n" if defined($score);
-		$text .=  "  PV: " . join(', ', prettyprint_pv($pos_calculating->{'board'}, @{$info->{'pv'}}));
+		$text .=  "  PV: " . join(', ', prettyprint_pv($pos_calculating, @{$info->{'pv'}}));
 		$text .=  "\n";
 
 		if (exists($info->{'nodes'}) && exists($info->{'nps'}) && exists($info->{'depth'})) {
@@ -492,8 +509,8 @@ sub output_screen {
 			eval {
 				my $pv = $info->{'pv' . $mpv};
 
-				my $pretty_move = join('', prettyprint_pv($pos_calculating_second_engine->{'board'}, $pv->[0]));
-				my @pretty_pv = prettyprint_pv($pos_calculating_second_engine->{'board'}, @$pv);
+				my $pretty_move = join('', prettyprint_pv($pos_calculating_second_engine, $pv->[0]));
+				my @pretty_pv = prettyprint_pv($pos_calculating_second_engine, @$pv);
 				if (scalar @pretty_pv > 5) {
 					@pretty_pv = @pretty_pv[0..4];
 					push @pretty_pv, "...";
@@ -540,7 +557,7 @@ sub output_json {
 
 	# single-PV only for now
 	$json->{'pv_uci'} = $info->{'pv'};
-	$json->{'pv_pretty'} = [ prettyprint_pv($pos_calculating->{'board'}, @{$info->{'pv'}}) ];
+	$json->{'pv_pretty'} = [ prettyprint_pv($pos_calculating, @{$info->{'pv'}}) ];
 
 	my %refutation_lines = ();
 	my @refutation_lines = ();
@@ -553,8 +570,8 @@ sub output_json {
 
 			eval {
 				my $pv = $info->{'pv' . $mpv};
-				my $pretty_move = join('', prettyprint_pv($pos_calculating->{'board'}, $pv->[0]));
-				my @pretty_pv = prettyprint_pv($pos_calculating->{'board'}, @$pv);
+				my $pretty_move = join('', prettyprint_pv($pos_calculating, $pv->[0]));
+				my @pretty_pv = prettyprint_pv($pos_calculating, @$pv);
 				$refutation_lines{$pv->[0]} = {
 					sort_key => $pretty_move,
 					depth => $info->{'depth' . $mpv},
@@ -683,7 +700,7 @@ sub book_info {
 		if ($move eq '')  {
 			$pmove = '(current)';
 		} else {
-			($pmove) = prettyprint_pv($board, $move);
+			($pmove) = prettyprint_pv_no_cache($board, $move);
 			$pmove .= $annotation;
 		}
 
@@ -716,24 +733,9 @@ sub book_info {
 }
 
 sub open_engine {
-	my ($cmdline, $tag) = @_;
+	my ($cmdline, $tag, $cb) = @_;
 	return undef if (!defined($cmdline));
-	my $engine = Engine->open($cmdline, $tag);
-
-	uciprint($engine, "uci");
-
-	# gobble the options
-	my $seen_uciok = 0;
-	while (!$seen_uciok) {
-		for my $line ($engine->read_lines()) {
-			if ($line =~ /uciok/) {
-				$seen_uciok = 1;
-			}
-			handle_uci($engine, $line);
-		}
-	}
-	
-	return $engine;
+	return Engine->open($cmdline, $tag, $cb);
 }
 
 sub col_letter_to_num {