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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.310 by elmex, Mon Jul 16 15:43:49 2007 UTC vs.
Revision 1.429 by root, Sat May 3 15:17:13 2008 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify
		7	# it under the terms of the GNU General Public License as published by
		8	# the Free Software Foundation, either version 3 of the License, or
		9	# (at your option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the GNU General Public License
		17	# along with this program. If not, see <http://www.gnu.org/licenses/>.
		18	#
		19	# The authors can be reached via e-mail to <support@deliantra.net>
		20	#
		21
1	package cf;	22	package cf;
2		23
3	use utf8;	24	use utf8;
4	use strict;	25	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV 3.2;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
14		35
15	use Coro 3.61 ();	36	use Coro 4.50 ();
16	use Coro::State;	37	use Coro::State;
17	use Coro::Handle;	38	use Coro::Handle;
18	use Coro::Event;	39	use Coro::EV;
19	use Coro::Timer;	40	use Coro::Timer;
20	use Coro::Signal;	41	use Coro::Signal;
21	use Coro::Semaphore;	42	use Coro::Semaphore;
22	use Coro::AIO;	43	use Coro::AIO;
		44	use Coro::BDB;
23	use Coro::Storable;	45	use Coro::Storable;
		46	use Coro::Util ();
24		47
25	use JSON::XS 1.4 ();	48	use JSON::XS 2.01 ();
26	use BDB ();	49	use BDB ();
27	use Data::Dumper;	50	use Data::Dumper;
28	use Digest::MD5;	51	use Digest::MD5;
29	use Fcntl;	52	use Fcntl;
30	use YAML::Syck ();	53	use YAML ();
31	use IO::AIO 2.32 ();	54	use IO::AIO 2.51 ();
32	use Time::HiRes;	55	use Time::HiRes;
33	use Compress::LZF;	56	use Compress::LZF;
34	use Digest::MD5 ();	57	use Digest::MD5 ();
35		58
36	# configure various modules to our taste	59	# configure various modules to our taste
37	#	60	#
38	$Storable::canonical = 1; # reduce rsync transfers	61	$Storable::canonical = 1; # reduce rsync transfers
39	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	62	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
40	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	63	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
41
42	$Event::Eval = 1; # no idea why this is required, but it is
43
44	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
45	$YAML::Syck::ImplicitUnicode = 1;
46		64
47	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	65	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
48		66
49	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	67	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
50		68
…		…
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	87	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	88	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	89	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	90	our $RANDOMDIR = "$LOCALDIR/random";
73	our $BDBDIR = "$LOCALDIR/db";	91	our $BDBDIR = "$LOCALDIR/db";
		92	our %RESOURCE;
74		93
75	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	94	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
76	our $TICK_WATCHER;
77	our $AIO_POLL_WATCHER;	95	our $AIO_POLL_WATCHER;
78	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	96	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
79	our $NEXT_TICK;	97	our $NEXT_TICK;
80	our $NOW;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off	98	our $USE_FSYNC = 1; # use fsync to write maps - default off
82		99
83	our $BDB_POLL_WATCHER;	100	our $BDB_POLL_WATCHER;
		101	our $BDB_DEADLOCK_WATCHER;
		102	our $BDB_CHECKPOINT_WATCHER;
		103	our $BDB_TRICKLE_WATCHER;
84	our $DB_ENV;	104	our $DB_ENV;
85		105
86	our %CFG;	106	our %CFG;
87		107
88	our $UPTIME; $UPTIME ||= time;	108	our $UPTIME; $UPTIME ||= time;
89	our $RUNTIME;	109	our $RUNTIME;
		110	our $NOW;
90		111
91	our %PLAYER; # all users	112	our (%PLAYER, %PLAYER_LOADING); # all users
92	our %MAP; # all maps	113	our (%MAP, %MAP_LOADING ); # all maps
93	our $LINK_MAP; # the special {link} map, which is always available	114	our $LINK_MAP; # the special {link} map, which is always available
94		115
95	# used to convert map paths into valid unix filenames by replacing / by ∕	116	# used to convert map paths into valid unix filenames by replacing / by ∕
96	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	117	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
97		118
98	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	119	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
99	our $LOADAVG; # same thing, but with alpha-smoothing	120	our $LOADAVG; # same thing, but with alpha-smoothing
		121	our $JITTER; # average jitter
100	our $tick_start; # for load detecting purposes	122	our $TICK_START; # for load detecting purposes
101		123
102	binmode STDOUT;	124	binmode STDOUT;
103	binmode STDERR;	125	binmode STDERR;
104		126
105	# read virtual server time, if available	127	# read virtual server time, if available
…		…
158		180
159	The raw value load value from the last tick.	181	The raw value load value from the last tick.
160		182
161	=item %cf::CFG	183	=item %cf::CFG
162		184
163	Configuration for the server, loaded from C</etc/crossfire/config>, or	185	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
164	from wherever your confdir points to.	186	from wherever your confdir points to.
165		187
166	=item cf::wait_for_tick, cf::wait_for_tick_begin	188	=item cf::wait_for_tick, cf::wait_for_tick_begin
167		189
168	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	190	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
186	$msg .= "\n"	208	$msg .= "\n"
187	unless $msg =~ /\n$/;	209	unless $msg =~ /\n$/;
188		210
189	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	211	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
190		212
191	utf8::encode $msg;
192	LOG llevError, $msg;	213	LOG llevError, $msg;
193	};	214	};
194	}	215	}
		216
		217	$Coro::State::DIEHOOK = sub {
		218	return unless $^S eq 0; # "eq", not "=="
		219
		220	if ($Coro::current == $Coro::main) {#d#
		221	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		222	return;#d#
		223	}#d#
		224
		225	# kill coroutine otherwise
		226	warn Carp::longmess $_[0];
		227	Coro::terminate
		228	};
		229
		230	$SIG{__DIE__} = sub { }; #d#?
195		231
196	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	232	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
197	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	233	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
198	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	234	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
199	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	235	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
212	)) {	248	)) {
213	no strict 'refs';	249	no strict 'refs';
214	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	250	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
215	}	251	}
216		252
217	$Event::DIED = sub {	253	$EV::DIED = sub {
218	warn "error in event callback: @_";	254	warn "error in event callback: @_";
219	};	255	};
220		256
221	#############################################################################	257	#############################################################################
222		258
…		…
245	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	281	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
246	$d	282	$d
247	} || "[unable to dump $_[0]: '$@']";	283	} || "[unable to dump $_[0]: '$@']";
248	}	284	}
249		285
250	=item $ref = cf::from_json $json	286	=item $ref = cf::decode_json $json
251		287
252	Converts a JSON string into the corresponding perl data structure.	288	Converts a JSON string into the corresponding perl data structure.
253		289
254	=item $json = cf::to_json $ref	290	=item $json = cf::encode_json $ref
255		291
256	Converts a perl data structure into its JSON representation.	292	Converts a perl data structure into its JSON representation.
257		293
258	=cut	294	=cut
259		295
260	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	296	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
261		297
262	sub to_json ($) { $json_coder->encode ($_[0]) }	298	sub encode_json($) { $json_coder->encode ($_[0]) }
263	sub from_json ($) { $json_coder->decode ($_[0]) }	299	sub decode_json($) { $json_coder->decode ($_[0]) }
264		300
265	=item cf::lock_wait $string	301	=item cf::lock_wait $string
266		302
267	Wait until the given lock is available. See cf::lock_acquire.	303	Wait until the given lock is available. See cf::lock_acquire.
268		304
…		…
271	Wait until the given lock is available and then acquires it and returns	307	Wait until the given lock is available and then acquires it and returns
272	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	308	a Coro::guard object. If the guard object gets destroyed (goes out of scope,
273	for example when the coroutine gets canceled), the lock is automatically	309	for example when the coroutine gets canceled), the lock is automatically
274	returned.	310	returned.
275		311
		312	Locks are *not* recursive, locking from the same coro twice results in a
		313	deadlocked coro.
		314
276	Lock names should begin with a unique identifier (for example, cf::map::find	315	Lock names should begin with a unique identifier (for example, cf::map::find
277	uses map_find and cf::map::load uses map_load).	316	uses map_find and cf::map::load uses map_load).
278		317
279	=item $locked = cf::lock_active $string	318	=item $locked = cf::lock_active $string
280		319
281	Return true if the lock is currently active, i.e. somebody has locked it.	320	Return true if the lock is currently active, i.e. somebody has locked it.
282		321
283	=cut	322	=cut
284		323
285	our %LOCK;	324	our %LOCK;
		325	our %LOCKER;#d#
286		326
287	sub lock_wait($) {	327	sub lock_wait($) {
288	my ($key) = @_;	328	my ($key) = @_;
		329
		330	if ($LOCKER{$key} == $Coro::current) {#d#
		331	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
		332	return;#d#
		333	}#d#
289		334
290	# wait for lock, if any	335	# wait for lock, if any
291	while ($LOCK{$key}) {	336	while ($LOCK{$key}) {
292	push @{ $LOCK{$key} }, $Coro::current;	337	push @{ $LOCK{$key} }, $Coro::current;
293	Coro::schedule;	338	Coro::schedule;
…		…
299		344
300	# wait, to be sure we are not locked	345	# wait, to be sure we are not locked
301	lock_wait $key;	346	lock_wait $key;
302		347
303	$LOCK{$key} = [];	348	$LOCK{$key} = [];
		349	$LOCKER{$key} = $Coro::current;#d#
304		350
305	Coro::guard {	351	Coro::guard {
		352	delete $LOCKER{$key};#d#
306	# wake up all waiters, to be on the safe side	353	# wake up all waiters, to be on the safe side
307	$_->ready for @{ delete $LOCK{$key} };	354	$_->ready for @{ delete $LOCK{$key} };
308	}	355	}
309	}	356	}
310		357
…		…
313		360
314	! ! $LOCK{$key}	361	! ! $LOCK{$key}
315	}	362	}
316		363
317	sub freeze_mainloop {	364	sub freeze_mainloop {
318	return unless $TICK_WATCHER->is_active;	365	tick_inhibit_inc;
319		366
320	my $guard = Coro::guard {	367	Coro::guard \&tick_inhibit_dec;
321	$TICK_WATCHER->start;	368	}
		369
		370	=item cf::periodic $interval, $cb
		371
		372	Like EV::periodic, but randomly selects a starting point so that the actions
		373	get spread over timer.
		374
		375	=cut
		376
		377	sub periodic($$) {
		378	my ($interval, $cb) = @_;
		379
		380	my $start = rand List::Util::min 180, $interval;
		381
		382	EV::periodic $start, $interval, 0, $cb
		383	}
		384
		385	=item cf::get_slot $time[, $priority[, $name]]
		386
		387	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		388	This call blocks and returns only when you have at least C<$time> seconds
		389	of cpu time till the next tick. The slot is only valid till the next cede.
		390
		391	The optional C<$name> can be used to identify the job to run. It might be
		392	used for statistical purposes and should identify the same time-class.
		393
		394	Useful for short background jobs.
		395
		396	=cut
		397
		398	our @SLOT_QUEUE;
		399	our $SLOT_QUEUE;
		400
		401	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		402	$SLOT_QUEUE = Coro::async {
		403	$Coro::current->desc ("timeslot manager");
		404
		405	my $signal = new Coro::Signal;
		406
		407	while () {
		408	next_job:
		409	my $avail = cf::till_tick;
		410	if ($avail > 0.01) {
		411	for (0 .. $#SLOT_QUEUE) {
		412	if ($SLOT_QUEUE[$_][0] < $avail) {
		413	my $job = splice @SLOT_QUEUE, $_, 1, ();
		414	$job->[2]->send;
		415	Coro::cede;
		416	goto next_job;
		417	}
		418	}
		419	}
		420
		421	if (@SLOT_QUEUE) {
		422	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		423	push @cf::WAIT_FOR_TICK, $signal;
		424	$signal->wait;
		425	} else {
		426	Coro::schedule;
		427	}
322	};	428	}
323	$TICK_WATCHER->stop;	429	};
324	$guard	430
		431	sub get_slot($;$$) {
		432	return if tick_inhibit || $Coro::current == $Coro::main;
		433
		434	my ($time, $pri, $name) = @_;
		435
		436	$time = $TICK * .6 if $time > $TICK * .6;
		437	my $sig = new Coro::Signal;
		438
		439	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		440	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		441	$SLOT_QUEUE->ready;
		442	$sig->wait;
325	}	443	}
326		444
327	=item cf::async { BLOCK }	445	=item cf::async { BLOCK }
328		446
329	Currently the same as Coro::async_pool, meaning you cannot use	447	Currently the same as Coro::async_pool, meaning you cannot use
…		…
334		452
335	BEGIN { *async = \&Coro::async_pool }	453	BEGIN { *async = \&Coro::async_pool }
336		454
337	=item cf::sync_job { BLOCK }	455	=item cf::sync_job { BLOCK }
338		456
339	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	457	The design of Deliantra requires that the main coroutine ($Coro::main)
340	is always able to handle events or runnable, as Crossfire TRT is only	458	is always able to handle events or runnable, as Deliantra is only
341	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	459	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
342	acceptable.	460	acceptable.
343		461
344	If it must be done, put the blocking parts into C<sync_job>. This will run	462	If it must be done, put the blocking parts into C<sync_job>. This will run
345	the given BLOCK in another coroutine while waiting for the result. The	463	the given BLOCK in another coroutine while waiting for the result. The
…		…
350		468
351	sub sync_job(&) {	469	sub sync_job(&) {
352	my ($job) = @_;	470	my ($job) = @_;
353		471
354	if ($Coro::current == $Coro::main) {	472	if ($Coro::current == $Coro::main) {
355	my $time = Event::time;	473	my $time = EV::time;
356		474
357	# this is the main coro, too bad, we have to block	475	# this is the main coro, too bad, we have to block
358	# till the operation succeeds, freezing the server :/	476	# till the operation succeeds, freezing the server :/
359		477
360	# TODO: use suspend/resume instead	478	LOG llevError, Carp::longmess "sync job";#d#
361	# (but this is cancel-safe)	479
362	my $freeze_guard = freeze_mainloop;	480	my $freeze_guard = freeze_mainloop;
363		481
364	my $busy = 1;	482	my $busy = 1;
365	my @res;	483	my @res;
366		484
367	(async {	485	(async {
		486	$Coro::current->desc ("sync job coro");
368	@res = eval { $job->() };	487	@res = eval { $job->() };
369	warn $@ if $@;	488	warn $@ if $@;
370	undef $busy;	489	undef $busy;
371	})->prio (Coro::PRIO_MAX);	490	})->prio (Coro::PRIO_MAX);
372		491
373	while ($busy) {	492	while ($busy) {
374	Coro::cede or Event::one_event;	493	if (Coro::nready) {
		494	Coro::cede_notself;
		495	} else {
		496	EV::loop EV::LOOP_ONESHOT;
375	}	497	}
		498	}
376		499
377	$time = Event::time - $time;	500	my $time = EV::time - $time;
378		501
379	LOG llevError | logBacktrace, Carp::longmess "long sync job"
380	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
381
382	$tick_start += $time; # do not account sync jobs to server load	502	$TICK_START += $time; # do not account sync jobs to server load
383		503
384	wantarray ? @res : $res[0]	504	wantarray ? @res : $res[0]
385	} else {	505	} else {
386	# we are in another coroutine, how wonderful, everything just works	506	# we are in another coroutine, how wonderful, everything just works
387		507
…		…
412	=item fork_call { }, $args	532	=item fork_call { }, $args
413		533
414	Executes the given code block with the given arguments in a seperate	534	Executes the given code block with the given arguments in a seperate
415	process, returning the results. Everything must be serialisable with	535	process, returning the results. Everything must be serialisable with
416	Coro::Storable. May, of course, block. Note that the executed sub may	536	Coro::Storable. May, of course, block. Note that the executed sub may
417	never block itself or use any form of Event handling.	537	never block itself or use any form of event handling.
418		538
419	=cut	539	=cut
420
421	sub _store_scalar {
422	open my $fh, ">", \my $buf
423	or die "fork_call: cannot open fh-to-buf in child : $!";
424	Storable::store_fd $_[0], $fh;
425	close $fh;
426
427	$buf
428	}
429		540
430	sub fork_call(&@) {	541	sub fork_call(&@) {
431	my ($cb, @args) = @_;	542	my ($cb, @args) = @_;
432		543
433	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	544	# we seemingly have to make a local copy of the whole thing,
434	# or die "socketpair: $!";	545	# otherwise perl prematurely frees the stuff :/
435	pipe my $fh1, my $fh2	546	# TODO: investigate and fix (likely this will be rather laborious)
436	or die "pipe: $!";
437		547
438	if (my $pid = fork) {	548	my @res = Coro::Util::fork_eval {
439	close $fh2;
440
441	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
442	warn "pst<$res>" unless $res =~ /^pst/;
443	$res = Coro::Storable::thaw $res;
444
445	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
446
447	Carp::confess $$res unless "ARRAY" eq ref $res;
448
449	return wantarray ? @$res : $res->[-1];
450	} else {
451	reset_signals;	549	reset_signals;
452	local $SIG{__WARN__};	550	&$cb
453	local $SIG{__DIE__};	551	}, @args;
454	# just in case, this hack effectively disables event
455	# in the child. cleaner and slower would be canceling all watchers,
456	# but this works for the time being.
457	local $Coro::idle;
458	$Coro::current->prio (Coro::PRIO_MAX);
459		552
460	eval {	553	wantarray ? @res : $res[-1]
461	close $fh1;	554	}
462		555
463	my @res = eval { $cb->(@args) };	556	=item $coin = coin_from_name $name
464		557
465	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;	558	=cut
466	close $fh2;
467	};
468		559
469	warn $@ if $@;	560	our %coin_alias = (
470	_exit 0;	561	"silver" => "silvercoin",
471	}	562	"silvercoin" => "silvercoin",
		563	"silvercoins" => "silvercoin",
		564	"gold" => "goldcoin",
		565	"goldcoin" => "goldcoin",
		566	"goldcoins" => "goldcoin",
		567	"platinum" => "platinacoin",
		568	"platinumcoin" => "platinacoin",
		569	"platinumcoins" => "platinacoin",
		570	"platina" => "platinacoin",
		571	"platinacoin" => "platinacoin",
		572	"platinacoins" => "platinacoin",
		573	"royalty" => "royalty",
		574	"royalties" => "royalty",
		575	);
		576
		577	sub coin_from_name($) {
		578	$coin_alias{$_[0]}
		579	? cf::arch::find $coin_alias{$_[0]}
		580	: undef
472	}	581	}
473		582
474	=item $value = cf::db_get $family => $key	583	=item $value = cf::db_get $family => $key
475		584
476	Returns a single value from the environment database.	585	Returns a single value from the environment database.
…		…
478	=item cf::db_put $family => $key => $value	587	=item cf::db_put $family => $key => $value
479		588
480	Stores the given C<$value> in the family. It can currently store binary	589	Stores the given C<$value> in the family. It can currently store binary
481	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	590	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
482		591
		592	=item $db = cf::db_table "name"
		593
		594	Create and/or open a new database table. The string must not be "db" and must be unique
		595	within each server.
		596
483	=cut	597	=cut
		598
		599	sub db_table($) {
		600	my ($name) = @_;
		601	my $db = BDB::db_create $DB_ENV;
		602
		603	eval {
		604	$db->set_flags (BDB::CHKSUM);
		605
		606	utf8::encode $name;
		607	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		608	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		609	cf::cleanup "db_open(db): $!" if $!;
		610	};
		611	cf::cleanup "db_open(db): $@" if $@;
		612
		613	$db
		614	}
484		615
485	our $DB;	616	our $DB;
486		617
487	sub db_init {	618	sub db_init {
488	unless ($DB) {
489	$DB = BDB::db_create $DB_ENV;
490
491	cf::sync_job {	619	cf::sync_job {
492	eval {	620	$DB ||= db_table "db";
493	$DB->set_flags (BDB::CHKSUM);
494
495	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
496	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
497	cf::cleanup "db_open(db): $!" if $!;
498	};
499	cf::cleanup "db_open(db): $@" if $@;
500	};
501	}	621	};
502	}	622	}
503		623
504	sub db_get($$) {	624	sub db_get($$) {
505	my $key = "$_[0]/$_[1]";	625	my $key = "$_[0]/$_[1]";
506		626
…		…
556	if (1) {	676	if (1) {
557	$md5 =	677	$md5 =
558	join "\x00",	678	join "\x00",
559	$processversion,	679	$processversion,
560	map {	680	map {
561	Coro::cede;	681	cf::cede_to_tick;
562	($src->[$_], Digest::MD5::md5_hex $data[$_])	682	($src->[$_], Digest::MD5::md5_hex $data[$_])
563	} 0.. $#$src;	683	} 0.. $#$src;
564		684
565		685
566	my $dbmd5 = db_get cache => "$id/md5";	686	my $dbmd5 = db_get cache => "$id/md5";
…		…
610	attach callbacks/event handlers (a collection of which is called an "attachment")	730	attach callbacks/event handlers (a collection of which is called an "attachment")
611	to it. All such attachable objects support the following methods.	731	to it. All such attachable objects support the following methods.
612		732
613	In the following description, CLASS can be any of C<global>, C<object>	733	In the following description, CLASS can be any of C<global>, C<object>
614	C<player>, C<client> or C<map> (i.e. the attachable objects in	734	C<player>, C<client> or C<map> (i.e. the attachable objects in
615	Crossfire TRT).	735	Deliantra).
616		736
617	=over 4	737	=over 4
618		738
619	=item $attachable->attach ($attachment, key => $value...)	739	=item $attachable->attach ($attachment, key => $value...)
620		740
…		…
902	}	1022	}
903		1023
904	0	1024	0
905	}	1025	}
906		1026
907	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1027	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
908		1028
909	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1029	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
910		1030
911	Generate an object-specific event with the given arguments.	1031	Generate an object-specific event with the given arguments.
912		1032
…		…
918		1038
919	=cut	1039	=cut
920		1040
921	#############################################################################	1041	#############################################################################
922	# object support	1042	# object support
		1043
		1044	sub _object_equal($$);
		1045	sub _object_equal($$) {
		1046	my ($a, $b) = @_;
		1047
		1048	return 0 unless (ref $a) eq (ref $b);
		1049
		1050	if ("HASH" eq ref $a) {
		1051	my @ka = keys %$a;
		1052	my @kb = keys %$b;
		1053
		1054	return 0 if @ka != @kb;
		1055
		1056	for (0 .. $#ka) {
		1057	return 0 unless $ka[$_] eq $kb[$_];
		1058	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1059	}
		1060
		1061	} elsif ("ARRAY" eq ref $a) {
		1062
		1063	return 0 if @$a != @$b;
		1064
		1065	for (0 .. $#$a) {
		1066	return 0 unless _object_equal $a->[$_], $b->[$_];
		1067	}
		1068
		1069	} elsif ($a ne $b) {
		1070	return 0;
		1071	}
		1072
		1073	1
		1074	}
		1075
		1076	our $SLOW_MERGES;#d#
		1077	sub _can_merge {
		1078	my ($ob1, $ob2) = @_;
		1079
		1080	++$SLOW_MERGES;#d#
		1081
		1082	# we do the slow way here
		1083	return _object_equal $ob1, $ob2
		1084	}
923		1085
924	sub reattach {	1086	sub reattach {
925	# basically do the same as instantiate, without calling instantiate	1087	# basically do the same as instantiate, without calling instantiate
926	my ($obj) = @_;	1088	my ($obj) = @_;
927		1089
…		…
948	cf::attachable->attach (	1110	cf::attachable->attach (
949	prio => -1000000,	1111	prio => -1000000,
950	on_instantiate => sub {	1112	on_instantiate => sub {
951	my ($obj, $data) = @_;	1113	my ($obj, $data) = @_;
952		1114
953	$data = from_json $data;	1115	$data = decode_json $data;
954		1116
955	for (@$data) {	1117	for (@$data) {
956	my ($name, $args) = @$_;	1118	my ($name, $args) = @$_;
957		1119
958	$obj->attach ($name, %{$args || {} });	1120	$obj->attach ($name, %{$args || {} });
…		…
974	sub object_freezer_save {	1136	sub object_freezer_save {
975	my ($filename, $rdata, $objs) = @_;	1137	my ($filename, $rdata, $objs) = @_;
976		1138
977	sync_job {	1139	sync_job {
978	if (length $$rdata) {	1140	if (length $$rdata) {
		1141	utf8::decode (my $decname = $filename);
979	warn sprintf "saving %s (%d,%d)\n",	1142	warn sprintf "saving %s (%d,%d)\n",
980	$filename, length $$rdata, scalar @$objs;	1143	$decname, length $$rdata, scalar @$objs;
981		1144
982	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1145	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
983	chmod SAVE_MODE, $fh;	1146	aio_chmod $fh, SAVE_MODE;
984	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1147	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
985	aio_fsync $fh if $cf::USE_FSYNC;	1148	aio_fsync $fh if $cf::USE_FSYNC;
986	close $fh;	1149	aio_close $fh;
987		1150
988	if (@$objs) {	1151	if (@$objs) {
989	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1152	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
990	chmod SAVE_MODE, $fh;	1153	aio_chmod $fh, SAVE_MODE;
991	my $data = Storable::nfreeze { version => 1, objs => $objs };	1154	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
992	aio_write $fh, 0, (length $data), $data, 0;	1155	aio_write $fh, 0, (length $data), $data, 0;
993	aio_fsync $fh if $cf::USE_FSYNC;	1156	aio_fsync $fh if $cf::USE_FSYNC;
994	close $fh;	1157	aio_close $fh;
995	aio_rename "$filename.pst~", "$filename.pst";	1158	aio_rename "$filename.pst~", "$filename.pst";
996	}	1159	}
997	} else {	1160	} else {
998	aio_unlink "$filename.pst";	1161	aio_unlink "$filename.pst";
999	}	1162	}
…		…
1004	}	1167	}
1005	} else {	1168	} else {
1006	aio_unlink $filename;	1169	aio_unlink $filename;
1007	aio_unlink "$filename.pst";	1170	aio_unlink "$filename.pst";
1008	}	1171	}
1009	}	1172	};
1010	}	1173	}
1011		1174
1012	sub object_freezer_as_string {	1175	sub object_freezer_as_string {
1013	my ($rdata, $objs) = @_;	1176	my ($rdata, $objs) = @_;
1014		1177
…		…
1026	or return;	1189	or return;
1027		1190
1028	unless (aio_stat "$filename.pst") {	1191	unless (aio_stat "$filename.pst") {
1029	(aio_load "$filename.pst", $av) >= 0	1192	(aio_load "$filename.pst", $av) >= 0
1030	or return;	1193	or return;
		1194
1031	$av = eval { (Storable::thaw $av)->{objs} };	1195	my $st = eval { Coro::Storable::thaw $av };
		1196	$av = $st->{objs};
1032	}	1197	}
1033		1198
		1199	utf8::decode (my $decname = $filename);
1034	warn sprintf "loading %s (%d)\n",	1200	warn sprintf "loading %s (%d,%d)\n",
1035	$filename, length $data, scalar @{$av || []};	1201	$decname, length $data, scalar @{$av || []};
		1202
1036	return ($data, $av);	1203	($data, $av)
1037	}	1204	}
1038		1205
1039	=head2 COMMAND CALLBACKS	1206	=head2 COMMAND CALLBACKS
1040		1207
1041	=over 4	1208	=over 4
…		…
1114	my ($pl, $buf) = @_;	1281	my ($pl, $buf) = @_;
1115		1282
1116	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1283	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1117		1284
1118	if (ref $msg) {	1285	if (ref $msg) {
		1286	my ($type, $reply, @payload) =
		1287	"ARRAY" eq ref $msg
		1288	? @$msg
		1289	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1290
		1291	my @reply;
		1292
1119	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1293	if (my $cb = $EXTCMD{$type}) {
1120	if (my %reply = $cb->($pl, $msg)) {	1294	@reply = $cb->($pl, @payload);
1121	$pl->ext_reply ($msg->{msgid}, %reply);
1122	}
1123	}	1295	}
		1296
		1297	$pl->ext_reply ($reply, @reply)
		1298	if $reply;
		1299
1124	} else {	1300	} else {
1125	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1301	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1126	}	1302	}
1127		1303
1128	cf::override;	1304	cf::override;
…		…
1181	my $msg = $@ ? "$v->{path}: $@\n"	1357	my $msg = $@ ? "$v->{path}: $@\n"
1182	: "$v->{base}: extension inactive.\n";	1358	: "$v->{base}: extension inactive.\n";
1183		1359
1184	if (exists $v->{meta}{mandatory}) {	1360	if (exists $v->{meta}{mandatory}) {
1185	warn $msg;	1361	warn $msg;
1186	warn "mandatory extension failed to load, exiting.\n";	1362	cf::cleanup "mandatory extension failed to load, exiting.";
1187	exit 1;
1188	}	1363	}
1189		1364
1190	warn $msg;	1365	warn $msg;
1191	}	1366	}
1192		1367
…		…
1217	use Coro::AIO;	1392	use Coro::AIO;
1218		1393
1219	=head3 cf::player	1394	=head3 cf::player
1220		1395
1221	=over 4	1396	=over 4
		1397
		1398	=item cf::player::num_playing
		1399
		1400	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1401
		1402	=cut
		1403
		1404	sub num_playing {
		1405	scalar grep
		1406	$_->ob->map
		1407	&& !$_->hidden
		1408	&& !$_->ob->flag (cf::FLAG_WIZ),
		1409	cf::player::list
		1410	}
1222		1411
1223	=item cf::player::find $login	1412	=item cf::player::find $login
1224		1413
1225	Returns the given player object, loading it if necessary (might block).	1414	Returns the given player object, loading it if necessary (might block).
1226		1415
…		…
1262	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1451	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1263	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1452	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1264	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1453	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1265	aio_unlink +(playerdir $login) . "/$login.pl";	1454	aio_unlink +(playerdir $login) . "/$login.pl";
1266		1455
1267	my $pl = load_pl path $login	1456	my $f = new_from_file cf::object::thawer path $login
1268	or return;	1457	or return;
		1458
		1459	my $pl = cf::player::load_pl $f
		1460	or return;
		1461
		1462	local $cf::PLAYER_LOADING{$login} = $pl;
		1463	$f->resolve_delayed_derefs;
1269	$cf::PLAYER{$login} = $pl	1464	$cf::PLAYER{$login} = $pl
1270	}	1465	}
1271	}	1466	}
1272	}	1467	}
1273		1468
…		…
1282	return if $pl->{deny_save};	1477	return if $pl->{deny_save};
1283		1478
1284	aio_mkdir playerdir $pl, 0770;	1479	aio_mkdir playerdir $pl, 0770;
1285	$pl->{last_save} = $cf::RUNTIME;	1480	$pl->{last_save} = $cf::RUNTIME;
1286		1481
		1482	cf::get_slot 0.01;
		1483
1287	$pl->save_pl ($path);	1484	$pl->save_pl ($path);
1288	Coro::cede;	1485	cf::cede_to_tick;
1289	}	1486	}
1290		1487
1291	sub new($) {	1488	sub new($) {
1292	my ($login) = @_;	1489	my ($login) = @_;
1293		1490
…		…
1297	$self->{deny_save} = 1;	1494	$self->{deny_save} = 1;
1298		1495
1299	$cf::PLAYER{$login} = $self;	1496	$cf::PLAYER{$login} = $self;
1300		1497
1301	$self	1498	$self
		1499	}
		1500
		1501	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1502
		1503	=cut
		1504
		1505	sub send_msg {
		1506	my $ns = shift->ns
		1507	or return;
		1508	$ns->send_msg (@_);
1302	}	1509	}
1303		1510
1304	=item $pl->quit_character	1511	=item $pl->quit_character
1305		1512
1306	Nukes the player without looking back. If logged in, the connection will	1513	Nukes the player without looking back. If logged in, the connection will
…		…
1361	or return [];	1568	or return [];
1362		1569
1363	my @logins;	1570	my @logins;
1364		1571
1365	for my $login (@$dirs) {	1572	for my $login (@$dirs) {
		1573	my $path = path $login;
		1574
		1575	# a .pst is a dead give-away for a valid player
		1576	# if no pst file found, open and chekc for blocked users
		1577	if (aio_stat "$path.pst") {
1366	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1578	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1367	aio_read $fh, 0, 512, my $buf, 0 or next;	1579	aio_read $fh, 0, 512, my $buf, 0 or next;
1368	$buf !~ /^password -------------$/m or next; # official not-valid tag	1580	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1581	}
1369		1582
1370	utf8::decode $login;	1583	utf8::decode $login;
1371	push @logins, $login;	1584	push @logins, $login;
1372	}	1585	}
1373		1586
…		…
1406		1619
1407	Expand crossfire pod fragments into protocol xml.	1620	Expand crossfire pod fragments into protocol xml.
1408		1621
1409	=cut	1622	=cut
1410		1623
		1624	use re 'eval';
		1625
		1626	my $group;
		1627	my $interior; $interior = qr{
		1628	# match a pod interior sequence sans C<< >>
		1629	(?:
		1630	\ (.*?)\ (?{ $group = $^N })
		1631	| < (??{$interior}) >
		1632	)
		1633	}x;
		1634
1411	sub expand_cfpod {	1635	sub expand_cfpod {
1412	((my $self), (local $_)) = @_;	1636	my ($self, $pod) = @_;
1413		1637
1414	# escape & and <	1638	my $xml;
1415	s/&/&amp;/g;
1416	s/(?<![BIUGH])</&lt;/g;
1417		1639
1418	# this is buggy, it needs to properly take care of nested <'s	1640	while () {
		1641	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
		1642	$group = $1;
1419		1643
1420	1 while	1644	$group =~ s/&/&amp;/g;
1421	# replace B<>, I<>, U<> etc.	1645	$group =~ s/</&lt;/g;
1422	s/B<([^\>]*)>/<b>$1<\/b>/	1646
1423	|| s/I<([^\>]*)>/<i>$1<\/i>/	1647	$xml .= $group;
1424	|| s/U<([^\>]*)>/<u>$1<\/u>/	1648	} elsif ($pod =~ m%\G
1425	# replace G<male|female> tags	1649	([BCGHITU])
1426	|| s{G<([^>|]*)\|([^>]*)>}{	1650	<
1427	$self->gender ? $2 : $1	1651	(?:
1428	}ge	1652	([^<>]*) (?{ $group = $^N })
1429	# replace H<hint text>	1653	| < $interior >
1430	|| s{H<([^\>]*)>}	1654	)
		1655	>
		1656	%gcsx
1431	{	1657	) {
		1658	my ($code, $data) = ($1, $group);
		1659
		1660	if ($code eq "B") {
		1661	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
		1662	} elsif ($code eq "I") {
		1663	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
		1664	} elsif ($code eq "U") {
		1665	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
		1666	} elsif ($code eq "C") {
		1667	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
		1668	} elsif ($code eq "T") {
		1669	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
		1670	} elsif ($code eq "G") {
		1671	my ($male, $female) = split /\|/, $data;
		1672	$data = $self->gender ? $female : $male;
		1673	$xml .= expand_cfpod ($self, $data);
		1674	} elsif ($code eq "H") {
1432	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",	1675	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1433	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",	1676	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1434	"")	1677	"")
1435	[$self->{hintmode}]	1678	[$self->{hintmode}];
		1679	} else {
		1680	$xml .= "error processing '$code($data)' directive";
1436	}ge;	1681	}
		1682	} else {
		1683	if ($pod =~ /\G(.+)/) {
		1684	warn "parse error while expanding $pod (at $1)";
		1685	}
		1686	last;
		1687	}
		1688	}
1437		1689
		1690	for ($xml) {
1438	# create single paragraphs (very hackish)	1691	# create single paragraphs (very hackish)
1439	s/(?<=\S)\n(?=\w)/ /g;	1692	s/(?<=\S)\n(?=\w)/ /g;
1440		1693
1441	# compress some whitespace	1694	# compress some whitespace
1442	s/\s+\n/\n/g; # ws line-ends	1695	s/\s+\n/\n/g; # ws line-ends
1443	s/\n\n+/\n/g; # double lines	1696	s/\n\n+/\n/g; # double lines
1444	s/^\n+//; # beginning lines	1697	s/^\n+//; # beginning lines
1445	s/\n+$//; # ending lines	1698	s/\n+$//; # ending lines
		1699	}
1446		1700
1447	$_	1701	$xml
1448	}	1702	}
		1703
		1704	no re 'eval';
1449		1705
1450	sub hintmode {	1706	sub hintmode {
1451	$_[0]{hintmode} = $_[1] if @_ > 1;	1707	$_[0]{hintmode} = $_[1] if @_ > 1;
1452	$_[0]{hintmode}	1708	$_[0]{hintmode}
1453	}	1709	}
1454		1710
1455	=item $player->ext_reply ($msgid, %msg)	1711	=item $player->ext_reply ($msgid, @msg)
1456		1712
1457	Sends an ext reply to the player.	1713	Sends an ext reply to the player.
1458		1714
1459	=cut	1715	=cut
1460		1716
1461	sub ext_reply($$%) {	1717	sub ext_reply($$@) {
1462	my ($self, $id, %msg) = @_;	1718	my ($self, $id, @msg) = @_;
1463		1719
1464	$msg{msgid} = $id;	1720	$self->ns->ext_reply ($id, @msg)
1465	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1466	}	1721	}
1467		1722
1468	=item $player->ext_event ($type, %msg)	1723	=item $player->ext_msg ($type, @msg)
1469		1724
1470	Sends an ext event to the client.	1725	Sends an ext event to the client.
1471		1726
1472	=cut	1727	=cut
1473		1728
1474	sub ext_event($$%) {	1729	sub ext_msg($$@) {
1475	my ($self, $type, %msg) = @_;	1730	my ($self, $type, @msg) = @_;
1476		1731
1477	$self->ns->ext_event ($type, %msg);	1732	$self->ns->ext_msg ($type, @msg);
1478	}	1733	}
1479		1734
1480	=head3 cf::region	1735	=head3 cf::region
1481		1736
1482	=over 4	1737	=over 4
…		…
1526	our $MAX_RESET = 3600;	1781	our $MAX_RESET = 3600;
1527	our $DEFAULT_RESET = 3000;	1782	our $DEFAULT_RESET = 3000;
1528		1783
1529	sub generate_random_map {	1784	sub generate_random_map {
1530	my ($self, $rmp) = @_;	1785	my ($self, $rmp) = @_;
		1786
		1787	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1788
1531	# mit "rum" bekleckern, nicht	1789	# mit "rum" bekleckern, nicht
1532	$self->_create_random_map (	1790	$self->_create_random_map (
1533	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1791	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1534	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1792	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1535	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1793	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1657		1915
1658	# the temporary/swap location	1916	# the temporary/swap location
1659	sub save_path {	1917	sub save_path {
1660	my ($self) = @_;	1918	my ($self) = @_;
1661		1919
1662	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1920	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1663	"$TMPDIR/$path.map"	1921	"$TMPDIR/$path.map"
1664	}	1922	}
1665		1923
1666	# the unique path, undef == no special unique path	1924	# the unique path, undef == no special unique path
1667	sub uniq_path {	1925	sub uniq_path {
1668	my ($self) = @_;	1926	my ($self) = @_;
1669		1927
1670	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1928	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1671	"$UNIQUEDIR/$path"	1929	"$UNIQUEDIR/$path"
1672	}	1930	}
1673		1931
1674	# and all this just because we cannot iterate over	1932	# and all this just because we cannot iterate over
1675	# all maps in C++...	1933	# all maps in C++...
…		…
1698		1956
1699	sub load_header_from($) {	1957	sub load_header_from($) {
1700	my ($self, $path) = @_;	1958	my ($self, $path) = @_;
1701		1959
1702	utf8::encode $path;	1960	utf8::encode $path;
1703	#aio_open $path, O_RDONLY, 0	1961	my $f = new_from_file cf::object::thawer $path
1704	# or return;
1705
1706	$self->_load_header ($path)
1707	or return;	1962	or return;
		1963
		1964	$self->_load_header ($f)
		1965	or return;
		1966
		1967	local $MAP_LOADING{$self->{path}} = $self;
		1968	$f->resolve_delayed_derefs;
1708		1969
1709	$self->{load_path} = $path;	1970	$self->{load_path} = $path;
1710		1971
1711	1	1972	1
1712	}	1973	}
…		…
1766	sub find {	2027	sub find {
1767	my ($path, $origin) = @_;	2028	my ($path, $origin) = @_;
1768		2029
1769	$path = normalise $path, $origin && $origin->path;	2030	$path = normalise $path, $origin && $origin->path;
1770		2031
		2032	cf::lock_wait "map_data:$path";#d#remove
1771	cf::lock_wait "map_find:$path";	2033	cf::lock_wait "map_find:$path";
1772		2034
1773	$cf::MAP{$path} || do {	2035	$cf::MAP{$path} || do {
		2036	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1774	my $guard = cf::lock_acquire "map_find:$path";	2037	my $guard2 = cf::lock_acquire "map_find:$path";
		2038
1775	my $map = new_from_path cf::map $path	2039	my $map = new_from_path cf::map $path
1776	or return;	2040	or return;
1777		2041
1778	$map->{last_save} = $cf::RUNTIME;	2042	$map->{last_save} = $cf::RUNTIME;
1779		2043
…		…
1781	or return;	2045	or return;
1782		2046
1783	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2047	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1784	# doing this can freeze the server in a sync job, obviously	2048	# doing this can freeze the server in a sync job, obviously
1785	#$cf::WAIT_FOR_TICK->wait;	2049	#$cf::WAIT_FOR_TICK->wait;
		2050	undef $guard2;
		2051	undef $guard1;
1786	$map->reset;	2052	$map->reset;
1787	undef $guard;
1788	return find $path;	2053	return find $path;
1789	}	2054	}
1790		2055
1791	$cf::MAP{$path} = $map	2056	$cf::MAP{$path} = $map
1792	}	2057	}
…		…
1801	local $self->{deny_reset} = 1; # loading can take a long time	2066	local $self->{deny_reset} = 1; # loading can take a long time
1802		2067
1803	my $path = $self->{path};	2068	my $path = $self->{path};
1804		2069
1805	{	2070	{
1806	my $guard = cf::lock_acquire "map_load:$path";	2071	my $guard = cf::lock_acquire "map_data:$path";
1807		2072
		2073	return unless $self->valid;
1808	return if $self->in_memory != cf::MAP_SWAPPED;	2074	return unless $self->in_memory == cf::MAP_SWAPPED;
1809		2075
1810	$self->in_memory (cf::MAP_LOADING);	2076	$self->in_memory (cf::MAP_LOADING);
1811		2077
1812	$self->alloc;	2078	$self->alloc;
1813		2079
1814	$self->pre_load;	2080	$self->pre_load;
1815	Coro::cede;	2081	cf::cede_to_tick;
1816		2082
		2083	my $f = new_from_file cf::object::thawer $self->{load_path};
		2084	$f->skip_block;
1817	$self->_load_objects ($self->{load_path}, 1)	2085	$self->_load_objects ($f)
1818	or return;	2086	or return;
1819		2087
1820	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2088	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1821	if delete $self->{load_original};	2089	if delete $self->{load_original};
1822		2090
1823	if (my $uniq = $self->uniq_path) {	2091	if (my $uniq = $self->uniq_path) {
1824	utf8::encode $uniq;	2092	utf8::encode $uniq;
1825	if (aio_open $uniq, O_RDONLY, 0) {	2093	unless (aio_stat $uniq) {
		2094	if (my $f = new_from_file cf::object::thawer $uniq) {
1826	$self->clear_unique_items;	2095	$self->clear_unique_items;
1827	$self->_load_objects ($uniq, 0);	2096	$self->_load_objects ($f);
		2097	$f->resolve_delayed_derefs;
		2098	}
1828	}	2099	}
1829	}	2100	}
1830		2101
1831	Coro::cede;	2102	$f->resolve_delayed_derefs;
		2103
		2104	cf::cede_to_tick;
1832	# now do the right thing for maps	2105	# now do the right thing for maps
1833	$self->link_multipart_objects;	2106	$self->link_multipart_objects;
1834	$self->difficulty ($self->estimate_difficulty)	2107	$self->difficulty ($self->estimate_difficulty)
1835	unless $self->difficulty;	2108	unless $self->difficulty;
1836	Coro::cede;	2109	cf::cede_to_tick;
1837		2110
1838	unless ($self->{deny_activate}) {	2111	unless ($self->{deny_activate}) {
1839	$self->decay_objects;	2112	$self->decay_objects;
1840	$self->fix_auto_apply;	2113	$self->fix_auto_apply;
1841	$self->update_buttons;	2114	$self->update_buttons;
1842	Coro::cede;	2115	cf::cede_to_tick;
1843	$self->set_darkness_map;	2116	$self->set_darkness_map;
1844	Coro::cede;	2117	cf::cede_to_tick;
1845	$self->activate;	2118	$self->activate;
1846	}	2119	}
1847		2120
		2121	$self->{last_save} = $cf::RUNTIME;
		2122	$self->last_access ($cf::RUNTIME);
		2123
1848	$self->in_memory (cf::MAP_IN_MEMORY);	2124	$self->in_memory (cf::MAP_ACTIVE);
1849	}	2125	}
1850		2126
1851	$self->post_load;	2127	$self->post_load;
1852	}	2128	}
1853		2129
…		…
1862		2138
1863	$self	2139	$self
1864	}	2140	}
1865		2141
1866	# find and load all maps in the 3x3 area around a map	2142	# find and load all maps in the 3x3 area around a map
1867	sub load_diag {	2143	sub load_neighbours {
1868	my ($map) = @_;	2144	my ($map) = @_;
1869		2145
1870	my @diag; # diagonal neighbours	2146	my @neigh; # diagonal neighbours
1871		2147
1872	for (0 .. 3) {	2148	for (0 .. 3) {
1873	my $neigh = $map->tile_path ($_)	2149	my $neigh = $map->tile_path ($_)
1874	or next;	2150	or next;
1875	$neigh = find $neigh, $map	2151	$neigh = find $neigh, $map
1876	or next;	2152	or next;
1877	$neigh->load;	2153	$neigh->load;
1878		2154
		2155	push @neigh,
1879	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2156	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1880	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2157	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1881	}	2158	}
1882		2159
1883	for (@diag) {	2160	for (grep defined $_->[0], @neigh) {
		2161	my ($path, $origin) = @$_;
1884	my $neigh = find @$_	2162	my $neigh = find $path, $origin
1885	or next;	2163	or next;
1886	$neigh->load;	2164	$neigh->load;
1887	}	2165	}
1888	}	2166	}
1889		2167
…		…
1894	}	2172	}
1895		2173
1896	sub do_load_sync {	2174	sub do_load_sync {
1897	my ($map) = @_;	2175	my ($map) = @_;
1898		2176
		2177	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2178	if $Coro::current == $Coro::main;
		2179
1899	cf::sync_job { $map->load };	2180	cf::sync_job { $map->load };
1900	}	2181	}
1901		2182
1902	our %MAP_PREFETCH;	2183	our %MAP_PREFETCH;
1903	our $MAP_PREFETCHER = undef;	2184	our $MAP_PREFETCHER = undef;
1904		2185
1905	sub find_async {	2186	sub find_async {
1906	my ($path, $origin) = @_;	2187	my ($path, $origin, $load) = @_;
1907		2188
1908	$path = normalise $path, $origin && $origin->{path};	2189	$path = normalise $path, $origin && $origin->{path};
1909		2190
1910	if (my $map = $cf::MAP{$path}) {	2191	if (my $map = $cf::MAP{$path}) {
1911	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2192	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1912	}	2193	}
1913		2194
1914	undef $MAP_PREFETCH{$path};	2195	$MAP_PREFETCH{$path} |= $load;
		2196
1915	$MAP_PREFETCHER ||= cf::async {	2197	$MAP_PREFETCHER ||= cf::async {
		2198	$Coro::current->{desc} = "map prefetcher";
		2199
1916	while (%MAP_PREFETCH) {	2200	while (%MAP_PREFETCH) {
1917	for my $path (keys %MAP_PREFETCH) {	2201	while (my ($k, $v) = each %MAP_PREFETCH) {
1918	if (my $map = find $path) {	2202	if (my $map = find $k) {
1919	$map->load;	2203	$map->load if $v;
1920	}	2204	}
1921		2205
1922	delete $MAP_PREFETCH{$path};	2206	delete $MAP_PREFETCH{$k};
1923	}	2207	}
1924	}	2208	}
1925	undef $MAP_PREFETCHER;	2209	undef $MAP_PREFETCHER;
1926	};	2210	};
1927	$MAP_PREFETCHER->prio (6);	2211	$MAP_PREFETCHER->prio (6);
…		…
1930	}	2214	}
1931		2215
1932	sub save {	2216	sub save {
1933	my ($self) = @_;	2217	my ($self) = @_;
1934		2218
1935	my $lock = cf::lock_acquire "map_data:" . $self->path;	2219	my $lock = cf::lock_acquire "map_data:$self->{path}";
1936		2220
1937	$self->{last_save} = $cf::RUNTIME;	2221	$self->{last_save} = $cf::RUNTIME;
1938		2222
1939	return unless $self->dirty;	2223	return unless $self->dirty;
1940		2224
…		…
1946	return if $self->{deny_save};	2230	return if $self->{deny_save};
1947		2231
1948	local $self->{last_access} = $self->last_access;#d#	2232	local $self->{last_access} = $self->last_access;#d#
1949		2233
1950	cf::async {	2234	cf::async {
		2235	$Coro::current->{desc} = "map player save";
1951	$_->contr->save for $self->players;	2236	$_->contr->save for $self->players;
1952	};	2237	};
		2238
		2239	cf::get_slot 0.02;
1953		2240
1954	if ($uniq) {	2241	if ($uniq) {
1955	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2242	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1956	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2243	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1957	} else {	2244	} else {
…		…
1963	my ($self) = @_;	2250	my ($self) = @_;
1964		2251
1965	# save first because save cedes	2252	# save first because save cedes
1966	$self->save;	2253	$self->save;
1967		2254
1968	my $lock = cf::lock_acquire "map_data:" . $self->path;	2255	my $lock = cf::lock_acquire "map_data:$self->{path}";
1969		2256
1970	return if $self->players;	2257	return if $self->players;
1971	return if $self->in_memory != cf::MAP_IN_MEMORY;	2258	return if $self->in_memory != cf::MAP_ACTIVE;
1972	return if $self->{deny_save};	2259	return if $self->{deny_save};
1973		2260
		2261	$self->in_memory (cf::MAP_SWAPPED);
		2262
		2263	$self->deactivate;
		2264	$_->clear_links_to ($self) for values %cf::MAP;
1974	$self->clear;	2265	$self->clear;
1975	$self->in_memory (cf::MAP_SWAPPED);
1976	}	2266	}
1977		2267
1978	sub reset_at {	2268	sub reset_at {
1979	my ($self) = @_;	2269	my ($self) = @_;
1980		2270
…		…
2012	if $uniq;	2302	if $uniq;
2013	}	2303	}
2014		2304
2015	delete $cf::MAP{$self->path};	2305	delete $cf::MAP{$self->path};
2016		2306
		2307	$self->deactivate;
		2308	$_->clear_links_to ($self) for values %cf::MAP;
2017	$self->clear;	2309	$self->clear;
2018
2019	$_->clear_links_to ($self) for values %cf::MAP;
2020		2310
2021	$self->unlink_save;	2311	$self->unlink_save;
2022	$self->destroy;	2312	$self->destroy;
2023	}	2313	}
2024		2314
2025	my $nuke_counter = "aaaa";	2315	my $nuke_counter = "aaaa";
2026		2316
2027	sub nuke {	2317	sub nuke {
2028	my ($self) = @_;	2318	my ($self) = @_;
2029		2319
		2320	{
		2321	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2322
2030	delete $cf::MAP{$self->path};	2323	delete $cf::MAP{$self->path};
2031		2324
2032	$self->unlink_save;	2325	$self->unlink_save;
2033		2326
2034	bless $self, "cf::map";	2327	bless $self, "cf::map";
2035	delete $self->{deny_reset};	2328	delete $self->{deny_reset};
2036	$self->{deny_save} = 1;	2329	$self->{deny_save} = 1;
2037	$self->reset_timeout (1);	2330	$self->reset_timeout (1);
2038	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2331	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2039		2332
2040	$cf::MAP{$self->path} = $self;	2333	$cf::MAP{$self->path} = $self;
		2334	}
2041		2335
2042	$self->reset; # polite request, might not happen	2336	$self->reset; # polite request, might not happen
2043	}	2337	}
2044		2338
2045	=item $maps = cf::map::tmp_maps	2339	=item $maps = cf::map::tmp_maps
…		…
2087		2381
2088	sub unique_maps() {	2382	sub unique_maps() {
2089	[	2383	[
2090	map {	2384	map {
2091	utf8::decode $_;	2385	utf8::decode $_;
2092	/\.map$/	2386	s/\.map$//; # TODO future compatibility hack
		2387	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2388	? ()
2093	? normalise $_	2389	: normalise $_
2094	: ()
2095	} @{ aio_readdir $UNIQUEDIR or [] }	2390	} @{ aio_readdir $UNIQUEDIR or [] }
2096	]	2391	]
2097	}	2392	}
2098		2393
2099	package cf;
2100
2101	=back	2394	=back
2102		2395
2103	=head3 cf::object	2396	=head3 cf::object
2104		2397
2105	=cut	2398	=cut
…		…
2108		2401
2109	=over 4	2402	=over 4
2110		2403
2111	=item $ob->inv_recursive	2404	=item $ob->inv_recursive
2112		2405
2113	Returns the inventory of the object _and_ their inventories, recursively.	2406	Returns the inventory of the object I<and> their inventories, recursively,
		2407	but I<not> the object itself.
2114		2408
2115	=cut	2409	=cut
2116		2410
2117	sub inv_recursive_;	2411	sub inv_recursive_;
2118	sub inv_recursive_ {	2412	sub inv_recursive_ {
…		…
2121		2415
2122	sub inv_recursive {	2416	sub inv_recursive {
2123	inv_recursive_ inv $_[0]	2417	inv_recursive_ inv $_[0]
2124	}	2418	}
2125		2419
		2420	=item $ref = $ob->ref
		2421
		2422	Creates and returns a persistent reference to an object that can be stored as a string.
		2423
		2424	=item $ob = cf::object::deref ($refstring)
		2425
		2426	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2427	even if the object actually exists. May block.
		2428
		2429	=cut
		2430
		2431	sub deref {
		2432	my ($ref) = @_;
		2433
		2434	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2435	my ($uuid, $name) = ($1, $2);
		2436	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2437	or return;
		2438	$pl->ob->uuid eq $uuid
		2439	or return;
		2440
		2441	$pl->ob
		2442	} else {
		2443	warn "$ref: cannot resolve object reference\n";
		2444	undef
		2445	}
		2446	}
		2447
2126	package cf;	2448	package cf;
2127		2449
2128	=back	2450	=back
2129		2451
2130	=head3 cf::object::player	2452	=head3 cf::object::player
…		…
2136	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2458	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2137	can be C<undef>. Does the right thing when the player is currently in a	2459	can be C<undef>. Does the right thing when the player is currently in a
2138	dialogue with the given NPC character.	2460	dialogue with the given NPC character.
2139		2461
2140	=cut	2462	=cut
		2463
		2464	our $SAY_CHANNEL = {
		2465	id => "say",
		2466	title => "Map",
		2467	reply => "say ",
		2468	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2469	};
		2470
		2471	our $CHAT_CHANNEL = {
		2472	id => "chat",
		2473	title => "Chat",
		2474	reply => "chat ",
		2475	tooltip => "Player chat and shouts, global to the server.",
		2476	};
2141		2477
2142	# rough implementation of a future "reply" method that works	2478	# rough implementation of a future "reply" method that works
2143	# with dialog boxes.	2479	# with dialog boxes.
2144	#TODO: the first argument must go, split into a $npc->reply_to ( method	2480	#TODO: the first argument must go, split into a $npc->reply_to ( method
2145	sub cf::object::player::reply($$$;$) {	2481	sub cf::object::player::reply($$$;$) {
…		…
2152		2488
2153	} else {	2489	} else {
2154	my $pl = $self->contr;	2490	my $pl = $self->contr;
2155		2491
2156	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2492	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2157	my $diag = $pl->{npc_dialog};	2493	my $dialog = $pl->{npc_dialog};
2158	$diag->{pl}->ext_reply (	2494	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2159	$diag->{id},
2160	msgtype => "reply",
2161	msg => $diag->{pl}->expand_cfpod ($msg),
2162	add_topics => []
2163	);
2164		2495
2165	} else {	2496	} else {
2166	$msg = $npc->name . " says: $msg" if $npc;	2497	$msg = $npc->name . " says: $msg" if $npc;
2167	$self->message ($msg, $flags);	2498	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2168	}	2499	}
2169	}	2500	}
		2501	}
		2502
		2503	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2504
		2505	=cut
		2506
		2507	sub cf::object::send_msg {
		2508	my $pl = shift->contr
		2509	or return;
		2510	$pl->send_msg (@_);
2170	}	2511	}
2171		2512
2172	=item $player_object->may ("access")	2513	=item $player_object->may ("access")
2173		2514
2174	Returns wether the given player is authorized to access resource "access"	2515	Returns wether the given player is authorized to access resource "access"
…		…
2253	# use -1 or undef as default coordinates, not 0, 0	2594	# use -1 or undef as default coordinates, not 0, 0
2254	($x, $y) = ($map->enter_x, $map->enter_y)	2595	($x, $y) = ($map->enter_x, $map->enter_y)
2255	if $x <=0 && $y <= 0;	2596	if $x <=0 && $y <= 0;
2256		2597
2257	$map->load;	2598	$map->load;
2258	$map->load_diag;	2599	$map->load_neighbours;
2259		2600
2260	return unless $self->contr->active;	2601	return unless $self->contr->active;
2261	$self->activate_recursive;	2602	$self->activate_recursive;
2262		2603
2263	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2604	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
…		…
2283	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2624	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2284		2625
2285	$self->enter_link;	2626	$self->enter_link;
2286		2627
2287	(async {	2628	(async {
		2629	$Coro::current->{desc} = "player::goto $path $x $y";
		2630
		2631	# *tag paths override both path and x|y
		2632	if ($path =~ /^\*(.*)$/) {
		2633	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2634	my $ob = $obs[rand @obs];
		2635
		2636	# see if we actually can go there
		2637	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2638	$ob = $obs[rand @obs];
		2639	} else {
		2640	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2641	}
		2642	# else put us there anyways for now #d#
		2643
		2644	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2645	} else {
		2646	($path, $x, $y) = (undef, undef, undef);
		2647	}
		2648	}
		2649
2288	my $map = eval {	2650	my $map = eval {
2289	my $map = cf::map::find $path;	2651	my $map = defined $path ? cf::map::find $path : undef;
2290		2652
2291	if ($map) {	2653	if ($map) {
2292	$map = $map->customise_for ($self);	2654	$map = $map->customise_for ($self);
2293	$map = $check->($map) if $check && $map;	2655	$map = $check->($map) if $check && $map;
2294	} else {	2656	} else {
2295	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2657	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2296	}	2658	}
2297		2659
2298	$map	2660	$map
2299	};	2661	};
2300		2662
…		…
2353	$rmp->{origin_y} = $exit->y;	2715	$rmp->{origin_y} = $exit->y;
2354	}	2716	}
2355		2717
2356	$rmp->{random_seed} ||= $exit->random_seed;	2718	$rmp->{random_seed} ||= $exit->random_seed;
2357		2719
2358	my $data = cf::to_json $rmp;	2720	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2359	my $md5 = Digest::MD5::md5_hex $data;	2721	my $md5 = Digest::MD5::md5_hex $data;
2360	my $meta = "$RANDOMDIR/$md5.meta";	2722	my $meta = "$RANDOMDIR/$md5.meta";
2361		2723
2362	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2724	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2363	aio_write $fh, 0, (length $data), $data, 0;	2725	aio_write $fh, 0, (length $data), $data, 0;
…		…
2390	# if exit is damned, update players death & WoR home-position	2752	# if exit is damned, update players death & WoR home-position
2391	$self->contr->savebed ($slaying, $hp, $sp)	2753	$self->contr->savebed ($slaying, $hp, $sp)
2392	if $exit->flag (FLAG_DAMNED);	2754	if $exit->flag (FLAG_DAMNED);
2393		2755
2394	(async {	2756	(async {
		2757	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";
		2758
2395	$self->deactivate_recursive; # just to be sure	2759	$self->deactivate_recursive; # just to be sure
2396	unless (eval {	2760	unless (eval {
2397	$self->goto ($slaying, $hp, $sp);	2761	$self->goto ($slaying, $hp, $sp);
2398		2762
2399	1;	2763	1;
…		…
2425		2789
2426	utf8::encode $text;	2790	utf8::encode $text;
2427	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2791	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2428	}	2792	}
2429		2793
2430	=item $client->send_msg ($color, $type, $msg, [extra...])	2794	=item $client->send_msg ($channel, $msg, $color, [extra...])
2431		2795
2432	Send a drawinfo or msg packet to the client, formatting the msg for the	2796	Send a drawinfo or msg packet to the client, formatting the msg for the
2433	client if neccessary. C<$type> should be a string identifying the type of	2797	client if neccessary. C<$type> should be a string identifying the type of
2434	the message, with C<log> being the default. If C<$color> is negative, suppress	2798	the message, with C<log> being the default. If C<$color> is negative, suppress
2435	the message unless the client supports the msg packet.	2799	the message unless the client supports the msg packet.
2436		2800
2437	=cut	2801	=cut
2438		2802
		2803	# non-persistent channels (usually the info channel)
		2804	our %CHANNEL = (
		2805	"c/identify" => {
		2806	id => "infobox",
		2807	title => "Identify",
		2808	reply => undef,
		2809	tooltip => "Items recently identified",
		2810	},
		2811	"c/examine" => {
		2812	id => "infobox",
		2813	title => "Examine",
		2814	reply => undef,
		2815	tooltip => "Signs and other items you examined",
		2816	},
		2817	"c/book" => {
		2818	id => "infobox",
		2819	title => "Book",
		2820	reply => undef,
		2821	tooltip => "The contents of a note or book",
		2822	},
		2823	"c/lookat" => {
		2824	id => "infobox",
		2825	title => "Look",
		2826	reply => undef,
		2827	tooltip => "What you saw there",
		2828	},
		2829	"c/who" => {
		2830	id => "infobox",
		2831	title => "Players",
		2832	reply => undef,
		2833	tooltip => "Shows players who are currently online",
		2834	},
		2835	"c/body" => {
		2836	id => "infobox",
		2837	title => "Body Parts",
		2838	reply => undef,
		2839	tooltip => "Shows which body parts you posess and are available",
		2840	},
		2841	"c/uptime" => {
		2842	id => "infobox",
		2843	title => "Uptime",
		2844	reply => undef,
		2845	tooltip => "How long the server has been running since last restart",
		2846	},
		2847	"c/mapinfo" => {
		2848	id => "infobox",
		2849	title => "Map Info",
		2850	reply => undef,
		2851	tooltip => "Information related to the maps",
		2852	},
		2853	"c/party" => {
		2854	id => "party",
		2855	title => "Party",
		2856	reply => "gsay ",
		2857	tooltip => "Messages and chat related to your party",
		2858	},
		2859	);
		2860
2439	sub cf::client::send_msg {	2861	sub cf::client::send_msg {
2440	my ($self, $color, $type, $msg, @extra) = @_;	2862	my ($self, $channel, $msg, $color, @extra) = @_;
2441		2863
2442	$msg = $self->pl->expand_cfpod ($msg);	2864	$msg = $self->pl->expand_cfpod ($msg);
2443		2865
		2866	$color &= cf::NDI_CLIENT_MASK; # just in case...
		2867
		2868	# check predefined channels, for the benefit of C
		2869	if ($CHANNEL{$channel}) {
		2870	$channel = $CHANNEL{$channel};
		2871
		2872	$self->ext_msg (channel_info => $channel)
		2873	if $self->can_msg;
		2874
		2875	$channel = $channel->{id};
		2876
		2877	} elsif (ref $channel) {
		2878	# send meta info to client, if not yet sent
		2879	unless (exists $self->{channel}{$channel->{id}}) {
		2880	$self->{channel}{$channel->{id}} = $channel;
		2881	$self->ext_msg (channel_info => $channel)
		2882	if $self->can_msg;
		2883	}
		2884
		2885	$channel = $channel->{id};
		2886	}
		2887
2444	return unless @extra || length $msg;	2888	return unless @extra || length $msg;
2445		2889
2446	if ($self->can_msg) {	2890	if ($self->can_msg) {
		2891	# default colour, mask it out
		2892	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
		2893	if $color & cf::NDI_DEF;
		2894
2447	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $type, $msg, @extra]));	2895	$self->send_packet ("msg " . $self->{json_coder}->encode (
		2896	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));
2448	} else {	2897	} else {
2449	# replace some tags by gcfclient-compatible ones
2450	for ($msg) {
2451	1 while
2452	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2453	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2454	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2455	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2456	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2457	}
2458
2459	if ($color >= 0) {	2898	if ($color >= 0) {
		2899	# replace some tags by gcfclient-compatible ones
		2900	for ($msg) {
		2901	1 while
		2902	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
		2903	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
		2904	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
		2905	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
		2906	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
		2907	}
		2908
		2909	$color &= cf::NDI_COLOR_MASK;
		2910
		2911	utf8::encode $msg;
		2912
2460	if (0 && $msg =~ /\[/) {	2913	if (0 && $msg =~ /\[/) {
		2914	# COMMAND/INFO
2461	$self->send_packet ("drawextinfo $color 4 0 $msg")	2915	$self->send_packet ("drawextinfo $color 10 8 $msg")
2462	} else {	2916	} else {
2463	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	2917	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2464	$self->send_packet ("drawinfo $color $msg")	2918	$self->send_packet ("drawinfo $color $msg")
2465	}	2919	}
2466	}	2920	}
2467	}	2921	}
2468	}	2922	}
2469		2923
2470	=item $client->ext_event ($type, %msg)	2924	=item $client->ext_msg ($type, @msg)
2471		2925
2472	Sends an ext event to the client.	2926	Sends an ext event to the client.
2473		2927
2474	=cut	2928	=cut
2475		2929
2476	sub cf::client::ext_event($$%) {	2930	sub cf::client::ext_msg($$@) {
2477	my ($self, $type, %msg) = @_;	2931	my ($self, $type, @msg) = @_;
2478		2932
2479	return unless $self->extcmd;	2933	if ($self->extcmd == 2) {
2480		2934	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2935	} elsif ($self->extcmd == 1) { # TODO: remove
2481	$msg{msgtype} = "event_$type";	2936	push @msg, msgtype => "event_$type";
2482	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	2937	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2938	}
		2939	}
		2940
		2941	=item $client->ext_reply ($msgid, @msg)
		2942
		2943	Sends an ext reply to the client.
		2944
		2945	=cut
		2946
		2947	sub cf::client::ext_reply($$@) {
		2948	my ($self, $id, @msg) = @_;
		2949
		2950	if ($self->extcmd == 2) {
		2951	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2952	} elsif ($self->extcmd == 1) {
		2953	#TODO: version 1, remove
		2954	unshift @msg, msgtype => "reply", msgid => $id;
		2955	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2956	}
2483	}	2957	}
2484		2958
2485	=item $success = $client->query ($flags, "text", \&cb)	2959	=item $success = $client->query ($flags, "text", \&cb)
2486		2960
2487	Queues a query to the client, calling the given callback with	2961	Queues a query to the client, calling the given callback with
…		…
2542	my ($ns, $buf) = @_;	3016	my ($ns, $buf) = @_;
2543		3017
2544	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3018	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2545		3019
2546	if (ref $msg) {	3020	if (ref $msg) {
		3021	my ($type, $reply, @payload) =
		3022	"ARRAY" eq ref $msg
		3023	? @$msg
		3024	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		3025
		3026	my @reply;
		3027
2547	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3028	if (my $cb = $EXTICMD{$type}) {
2548	if (my %reply = $cb->($ns, $msg)) {	3029	@reply = $cb->($ns, @payload);
2549	$reply{msgid} = $msg->{msgid};
2550	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2551	}
2552	}	3030	}
		3031
		3032	$ns->ext_reply ($reply, @reply)
		3033	if $reply;
		3034
2553	} else {	3035	} else {
2554	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3036	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2555	}	3037	}
2556		3038
2557	cf::override;	3039	cf::override;
…		…
2604	our $safe = new Safe "safe";	3086	our $safe = new Safe "safe";
2605	our $safe_hole = new Safe::Hole;	3087	our $safe_hole = new Safe::Hole;
2606		3088
2607	$SIG{FPE} = 'IGNORE';	3089	$SIG{FPE} = 'IGNORE';
2608		3090
2609	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3091	$safe->permit_only (Opcode::opset qw(
		3092	:base_core :base_mem :base_orig :base_math
		3093	grepstart grepwhile mapstart mapwhile
		3094	sort time
		3095	));
2610		3096
2611	# here we export the classes and methods available to script code	3097	# here we export the classes and methods available to script code
2612		3098
2613	=pod	3099	=pod
2614		3100
2615	The following functions and methods are available within a safe environment:	3101	The following functions and methods are available within a safe environment:
2616		3102
2617	cf::object	3103	cf::object
2618	contr pay_amount pay_player map x y force_find force_add	3104	contr pay_amount pay_player map x y force_find force_add destroy
2619	insert remove	3105	insert remove name archname title slaying race decrease split
2620		3106
2621	cf::object::player	3107	cf::object::player
2622	player	3108	player
2623		3109
2624	cf::player	3110	cf::player
…		…
2629		3115
2630	=cut	3116	=cut
2631		3117
2632	for (	3118	for (
2633	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3119	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2634	insert remove)],	3120	insert remove inv name archname title slaying race
		3121	decrease split destroy)],
2635	["cf::object::player" => qw(player)],	3122	["cf::object::player" => qw(player)],
2636	["cf::player" => qw(peaceful)],	3123	["cf::player" => qw(peaceful)],
2637	["cf::map" => qw(trigger)],	3124	["cf::map" => qw(trigger)],
2638	) {	3125	) {
2639	no strict 'refs';	3126	no strict 'refs';
…		…
2715	# the server's init and main functions	3202	# the server's init and main functions
2716		3203
2717	sub load_facedata($) {	3204	sub load_facedata($) {
2718	my ($path) = @_;	3205	my ($path) = @_;
2719		3206
		3207	# HACK to clear player env face cache, we need some signal framework
		3208	# for this (global event?)
		3209	%ext::player_env::MUSIC_FACE_CACHE = ();
		3210
		3211	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3212
2720	warn "loading facedata from $path\n";	3213	warn "loading facedata from $path\n";
2721		3214
2722	my $facedata;	3215	my $facedata;
2723	0 < aio_load $path, $facedata	3216	0 < aio_load $path, $facedata
2724	or die "$path: $!";	3217	or die "$path: $!";
…		…
2726	$facedata = Coro::Storable::thaw $facedata;	3219	$facedata = Coro::Storable::thaw $facedata;
2727		3220
2728	$facedata->{version} == 2	3221	$facedata->{version} == 2
2729	or cf::cleanup "$path: version mismatch, cannot proceed.";	3222	or cf::cleanup "$path: version mismatch, cannot proceed.";
2730		3223
		3224	# patch in the exptable
		3225	$facedata->{resource}{"res/exp_table"} = {
		3226	type => FT_RSRC,
		3227	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3228	};
		3229	cf::cede_to_tick;
		3230
2731	{	3231	{
2732	my $faces = $facedata->{faceinfo};	3232	my $faces = $facedata->{faceinfo};
2733		3233
2734	while (my ($face, $info) = each %$faces) {	3234	while (my ($face, $info) = each %$faces) {
2735	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3235	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3236
2736	cf::face::set_visibility $idx, $info->{visibility};	3237	cf::face::set_visibility $idx, $info->{visibility};
2737	cf::face::set_magicmap $idx, $info->{magicmap};	3238	cf::face::set_magicmap $idx, $info->{magicmap};
2738	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3239	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2739	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3240	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2740		3241
2741	cf::cede_to_tick;	3242	cf::cede_to_tick;
2742	}	3243	}
2743		3244
2744	while (my ($face, $info) = each %$faces) {	3245	while (my ($face, $info) = each %$faces) {
2745	next unless $info->{smooth};	3246	next unless $info->{smooth};
		3247
2746	my $idx = cf::face::find $face	3248	my $idx = cf::face::find $face
2747	or next;	3249	or next;
		3250
2748	if (my $smooth = cf::face::find $info->{smooth}) {	3251	if (my $smooth = cf::face::find $info->{smooth}) {
2749	cf::face::set_smooth $idx, $smooth;	3252	cf::face::set_smooth $idx, $smooth;
2750	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3253	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2751	} else {	3254	} else {
2752	warn "smooth face '$info->{smooth}' not found for face '$face'";	3255	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2769		3272
2770	{	3273	{
2771	# TODO: for gcfclient pleasure, we should give resources	3274	# TODO: for gcfclient pleasure, we should give resources
2772	# that gcfclient doesn't grok a >10000 face index.	3275	# that gcfclient doesn't grok a >10000 face index.
2773	my $res = $facedata->{resource};	3276	my $res = $facedata->{resource};
2774	my $enc = JSON::XS->new->utf8->canonical;
2775		3277
2776	while (my ($name, $info) = each %$res) {	3278	while (my ($name, $info) = each %$res) {
2777	my $meta = $enc->encode ({	3279	if (defined $info->{type}) {
2778	name => $name,
2779	type => $info->{type},
2780	copyright => $info->{copyright}, #TODO#
2781	});
2782
2783	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3280	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3281	my $data;
2784		3282
2785	if ($name =~ /\.jpg$/) {	3283	if ($info->{type} & 1) {
2786	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};#d# temp hack	3284	# prepend meta info
2787	cf::face::set_data $idx, 1, $info->{data}, $info->{chksum};#d# temp hack	3285
		3286	my $meta = $enc->encode ({
		3287	name => $name,
		3288	%{ $info->{meta} || {} },
		3289	});
		3290
		3291	$data = pack "(w/a*)*", $meta, $info->{data};
		3292	} else {
		3293	$data = $info->{data};
		3294	}
		3295
		3296	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3297	cf::face::set_type $idx, $info->{type};
2788	} else {	3298	} else {
2789	my $data = pack "(w/a*)*", $meta, $info->{data};	3299	$RESOURCE{$name} = $info;
2790	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2791
2792	cf::face::set_type $idx, 1;
2793	cf::face::set_data $idx, 0, $data, $chk;
2794	}	3300	}
2795		3301
2796	cf::cede_to_tick;	3302	cf::cede_to_tick;
2797	}	3303	}
2798	}	3304	}
2799		3305
		3306	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3307
2800	1	3308	1
2801	}	3309	}
2802		3310
		3311	cf::global->attach (on_resource_update => sub {
		3312	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3313	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3314
		3315	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3316	my $sound = $soundconf->{compat}[$_]
		3317	or next;
		3318
		3319	my $face = cf::face::find "sound/$sound->[1]";
		3320	cf::sound::set $sound->[0] => $face;
		3321	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3322	}
		3323
		3324	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3325	my $face = cf::face::find "sound/$v";
		3326	cf::sound::set $k => $face;
		3327	}
		3328	}
		3329	});
		3330
		3331	register_exticmd fx_want => sub {
		3332	my ($ns, $want) = @_;
		3333
		3334	while (my ($k, $v) = each %$want) {
		3335	$ns->fx_want ($k, $v);
		3336	}
		3337	};
		3338
		3339	sub load_resource_file($) {
		3340	my $guard = lock_acquire "load_resource_file";
		3341
		3342	my $status = load_resource_file_ $_[0];
		3343	get_slot 0.1, 100;
		3344	cf::arch::commit_load;
		3345
		3346	$status
		3347	}
		3348
2803	sub reload_regions {	3349	sub reload_regions {
		3350	# HACK to clear player env face cache, we need some signal framework
		3351	# for this (global event?)
		3352	%ext::player_env::MUSIC_FACE_CACHE = ();
		3353
2804	load_resource_file "$MAPDIR/regions"	3354	load_resource_file "$MAPDIR/regions"
2805	or die "unable to load regions file\n";	3355	or die "unable to load regions file\n";
2806		3356
2807	for (cf::region::list) {	3357	for (cf::region::list) {
2808	$_->{match} = qr/$_->{match}/	3358	$_->{match} = qr/$_->{match}/
…		…
2816	}	3366	}
2817		3367
2818	sub reload_archetypes {	3368	sub reload_archetypes {
2819	load_resource_file "$DATADIR/archetypes"	3369	load_resource_file "$DATADIR/archetypes"
2820	or die "unable to load archetypes\n";	3370	or die "unable to load archetypes\n";
2821	#d# NEED to laod twice to resolve forward references
2822	# this really needs to be done in an extra post-pass
2823	# (which needs to be synchronous, so solve it differently)
2824	load_resource_file "$DATADIR/archetypes"
2825	or die "unable to load archetypes\n";
2826	}	3371	}
2827		3372
2828	sub reload_treasures {	3373	sub reload_treasures {
2829	load_resource_file "$DATADIR/treasures"	3374	load_resource_file "$DATADIR/treasures"
2830	or die "unable to load treasurelists\n";	3375	or die "unable to load treasurelists\n";
2831	}	3376	}
2832		3377
2833	sub reload_resources {	3378	sub reload_resources {
2834	warn "reloading resource files...\n";	3379	warn "reloading resource files...\n";
2835		3380
		3381	reload_facedata;
		3382	reload_archetypes;
2836	reload_regions;	3383	reload_regions;
2837	reload_facedata;
2838	#reload_archetypes;#d#
2839	reload_archetypes;
2840	reload_treasures;	3384	reload_treasures;
2841		3385
2842	warn "finished reloading resource files\n";	3386	warn "finished reloading resource files\n";
2843	}	3387	}
2844		3388
2845	sub init {	3389	sub init {
		3390	my $guard = freeze_mainloop;
		3391
2846	reload_resources;	3392	reload_resources;
2847	}	3393	}
2848		3394
2849	sub cfg_load {	3395	sub reload_config {
2850	open my $fh, "<:utf8", "$CONFDIR/config"	3396	open my $fh, "<:utf8", "$CONFDIR/config"
2851	or return;	3397	or return;
2852		3398
2853	local $/;	3399	local $/;
2854	*CFG = YAML::Syck::Load <$fh>;	3400	*CFG = YAML::Load <$fh>;
2855		3401
2856	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3402	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2857		3403
2858	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3404	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2859	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3405	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2870	sub main {	3416	sub main {
2871	# we must not ever block the main coroutine	3417	# we must not ever block the main coroutine
2872	local $Coro::idle = sub {	3418	local $Coro::idle = sub {
2873	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3419	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2874	(async {	3420	(async {
2875	Event::one_event;	3421	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3422	EV::loop EV::LOOP_ONESHOT;
2876	})->prio (Coro::PRIO_MAX);	3423	})->prio (Coro::PRIO_MAX);
2877	};	3424	};
2878		3425
2879	cfg_load;	3426	{
		3427	my $guard = freeze_mainloop;
		3428	reload_config;
2880	db_init;	3429	db_init;
2881	load_extensions;	3430	load_extensions;
2882		3431
2883	$TICK_WATCHER->start;	3432	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3433	evthread_start IO::AIO::poll_fileno;
		3434	}
		3435
2884	Event::loop;	3436	EV::loop;
2885	}	3437	}
2886		3438
2887	#############################################################################	3439	#############################################################################
2888	# initialisation and cleanup	3440	# initialisation and cleanup
2889		3441
2890	# install some emergency cleanup handlers	3442	# install some emergency cleanup handlers
2891	BEGIN {	3443	BEGIN {
		3444	our %SIGWATCHER = ();
2892	for my $signal (qw(INT HUP TERM)) {	3445	for my $signal (qw(INT HUP TERM)) {
2893	Event->signal (	3446	$SIGWATCHER{$signal} = EV::signal $signal, sub {
2894	reentrant => 0,
2895	data => WF_AUTOCANCEL,
2896	signal => $signal,
2897	prio => 0,
2898	cb => sub {
2899	cf::cleanup "SIG$signal";	3447	cf::cleanup "SIG$signal";
2900	},
2901	);	3448	};
2902	}	3449	}
2903	}	3450	}
2904		3451
2905	sub write_runtime {	3452	sub write_runtime_sync {
2906	my $runtime = "$LOCALDIR/runtime";	3453	my $runtime = "$LOCALDIR/runtime";
2907		3454
2908	# first touch the runtime file to show we are still running:	3455	# first touch the runtime file to show we are still running:
2909	# the fsync below can take a very very long time.	3456	# the fsync below can take a very very long time.
2910		3457
…		…
2936	and return;	3483	and return;
2937		3484
2938	warn "runtime file written.\n";	3485	warn "runtime file written.\n";
2939		3486
2940	1	3487	1
		3488	}
		3489
		3490	our $uuid_lock;
		3491	our $uuid_skip;
		3492
		3493	sub write_uuid_sync($) {
		3494	$uuid_skip ||= $_[0];
		3495
		3496	return if $uuid_lock;
		3497	local $uuid_lock = 1;
		3498
		3499	my $uuid = "$LOCALDIR/uuid";
		3500
		3501	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3502	or return;
		3503
		3504	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3505	$uuid_skip = 0;
		3506
		3507	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3508	and return;
		3509
		3510	# always fsync - this file is important
		3511	aio_fsync $fh
		3512	and return;
		3513
		3514	close $fh
		3515	or return;
		3516
		3517	aio_rename "$uuid~", $uuid
		3518	and return;
		3519
		3520	warn "uuid file written ($value).\n";
		3521
		3522	1
		3523
		3524	}
		3525
		3526	sub write_uuid($$) {
		3527	my ($skip, $sync) = @_;
		3528
		3529	$sync ? write_uuid_sync $skip
		3530	: async { write_uuid_sync $skip };
2941	}	3531	}
2942		3532
2943	sub emergency_save() {	3533	sub emergency_save() {
2944	my $freeze_guard = cf::freeze_mainloop;	3534	my $freeze_guard = cf::freeze_mainloop;
2945		3535
…		…
2951	# and maps saved/destroyed asynchronously.	3541	# and maps saved/destroyed asynchronously.
2952	warn "begin emergency player save\n";	3542	warn "begin emergency player save\n";
2953	for my $login (keys %cf::PLAYER) {	3543	for my $login (keys %cf::PLAYER) {
2954	my $pl = $cf::PLAYER{$login} or next;	3544	my $pl = $cf::PLAYER{$login} or next;
2955	$pl->valid or next;	3545	$pl->valid or next;
		3546	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2956	$pl->save;	3547	$pl->save;
2957	}	3548	}
2958	warn "end emergency player save\n";	3549	warn "end emergency player save\n";
2959		3550
2960	warn "begin emergency map save\n";	3551	warn "begin emergency map save\n";
…		…
2966	warn "end emergency map save\n";	3557	warn "end emergency map save\n";
2967		3558
2968	warn "begin emergency database checkpoint\n";	3559	warn "begin emergency database checkpoint\n";
2969	BDB::db_env_txn_checkpoint $DB_ENV;	3560	BDB::db_env_txn_checkpoint $DB_ENV;
2970	warn "end emergency database checkpoint\n";	3561	warn "end emergency database checkpoint\n";
		3562
		3563	warn "begin write uuid\n";
		3564	write_uuid_sync 1;
		3565	warn "end write uuid\n";
2971	};	3566	};
2972		3567
2973	warn "leave emergency perl save\n";	3568	warn "leave emergency perl save\n";
2974	}	3569	}
2975		3570
…		…
2990	warn "reloading...";	3585	warn "reloading...";
2991		3586
2992	warn "entering sync_job";	3587	warn "entering sync_job";
2993		3588
2994	cf::sync_job {	3589	cf::sync_job {
2995	cf::write_runtime; # external watchdog should not bark	3590	cf::write_runtime_sync; # external watchdog should not bark
2996	cf::emergency_save;	3591	cf::emergency_save;
2997	cf::write_runtime; # external watchdog should not bark	3592	cf::write_runtime_sync; # external watchdog should not bark
2998		3593
2999	warn "syncing database to disk";	3594	warn "syncing database to disk";
3000	BDB::db_env_txn_checkpoint $DB_ENV;	3595	BDB::db_env_txn_checkpoint $DB_ENV;
3001		3596
3002	# if anything goes wrong in here, we should simply crash as we already saved	3597	# if anything goes wrong in here, we should simply crash as we already saved
3003
3004	warn "cancelling all WF_AUTOCANCEL watchers";
3005	for (Event::all_watchers) {
3006	$_->cancel if $_->data & WF_AUTOCANCEL;
3007	}
3008		3598
3009	warn "flushing outstanding aio requests";	3599	warn "flushing outstanding aio requests";
3010	for (;;) {	3600	for (;;) {
3011	BDB::flush;	3601	BDB::flush;
3012	IO::AIO::flush;	3602	IO::AIO::flush;
3013	Coro::cede;	3603	Coro::cede_notself;
3014	last unless IO::AIO::nreqs || BDB::nreqs;	3604	last unless IO::AIO::nreqs || BDB::nreqs;
3015	warn "iterate...";	3605	warn "iterate...";
3016	}	3606	}
3017		3607
3018	++$RELOAD;	3608	++$RELOAD;
…		…
3077	warn "reloading cf.pm";	3667	warn "reloading cf.pm";
3078	require cf;	3668	require cf;
3079	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3669	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3080		3670
3081	warn "loading config and database again";	3671	warn "loading config and database again";
3082	cf::cfg_load;	3672	cf::reload_config;
3083		3673
3084	warn "loading extensions";	3674	warn "loading extensions";
3085	cf::load_extensions;	3675	cf::load_extensions;
3086		3676
3087	warn "reattaching attachments to objects/players";	3677	warn "reattaching attachments to objects/players";
…		…
3094	warn "leaving sync_job";	3684	warn "leaving sync_job";
3095		3685
3096	1	3686	1
3097	} or do {	3687	} or do {
3098	warn $@;	3688	warn $@;
3099	warn "error while reloading, exiting.";	3689	cf::cleanup "error while reloading, exiting.";
3100	exit 1;
3101	};	3690	};
3102		3691
3103	warn "reloaded";	3692	warn "reloaded";
3104	};	3693	};
3105		3694
…		…
3107		3696
3108	sub reload_perl() {	3697	sub reload_perl() {
3109	# doing reload synchronously and two reloads happen back-to-back,	3698	# doing reload synchronously and two reloads happen back-to-back,
3110	# coro crashes during coro_state_free->destroy here.	3699	# coro crashes during coro_state_free->destroy here.
3111		3700
3112	$RELOAD_WATCHER ||= Event->timer (	3701	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3113	reentrant => 0,
3114	after => 0,
3115	data => WF_AUTOCANCEL,
3116	cb => sub {
3117	do_reload_perl;	3702	do_reload_perl;
3118	undef $RELOAD_WATCHER;	3703	undef $RELOAD_WATCHER;
3119	},
3120	);	3704	};
3121	}	3705	}
3122		3706
3123	register_command "reload" => sub {	3707	register_command "reload" => sub {
3124	my ($who, $arg) = @_;	3708	my ($who, $arg) = @_;
3125		3709
3126	if ($who->flag (FLAG_WIZ)) {	3710	if ($who->flag (FLAG_WIZ)) {
3127	$who->message ("reloading server.");	3711	$who->message ("reloading server.");
		3712	async {
		3713	$Coro::current->{desc} = "perl_reload";
3128	async { reload_perl };	3714	reload_perl;
		3715	};
3129	}	3716	}
3130	};	3717	};
3131		3718
3132	unshift @INC, $LIBDIR;	3719	unshift @INC, $LIBDIR;
3133		3720
…		…
3135		3722
3136	our @WAIT_FOR_TICK;	3723	our @WAIT_FOR_TICK;
3137	our @WAIT_FOR_TICK_BEGIN;	3724	our @WAIT_FOR_TICK_BEGIN;
3138		3725
3139	sub wait_for_tick {	3726	sub wait_for_tick {
3140	return unless $TICK_WATCHER->is_active;
3141	return if $Coro::current == $Coro::main;	3727	return if tick_inhibit || $Coro::current == $Coro::main;
3142		3728
3143	my $signal = new Coro::Signal;	3729	my $signal = new Coro::Signal;
3144	push @WAIT_FOR_TICK, $signal;	3730	push @WAIT_FOR_TICK, $signal;
3145	$signal->wait;	3731	$signal->wait;
3146	}	3732	}
3147		3733
3148	sub wait_for_tick_begin {	3734	sub wait_for_tick_begin {
3149	return unless $TICK_WATCHER->is_active;
3150	return if $Coro::current == $Coro::main;	3735	return if tick_inhibit || $Coro::current == $Coro::main;
3151		3736
3152	my $signal = new Coro::Signal;	3737	my $signal = new Coro::Signal;
3153	push @WAIT_FOR_TICK_BEGIN, $signal;	3738	push @WAIT_FOR_TICK_BEGIN, $signal;
3154	$signal->wait;	3739	$signal->wait;
3155	}	3740	}
3156		3741
3157	my $min = 1e6;#d#	3742	sub tick {
3158	my $avg = 10;
3159	$TICK_WATCHER = Event->timer (
3160	reentrant => 0,
3161	parked => 1,
3162	prio => 0,
3163	at => $NEXT_TICK || $TICK,
3164	data => WF_AUTOCANCEL,
3165	cb => sub {
3166	if ($Coro::current != $Coro::main) {	3743	if ($Coro::current != $Coro::main) {
3167	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3744	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3168	unless ++$bug_warning > 10;	3745	unless ++$bug_warning > 10;
3169	return;	3746	return;
3170	}	3747	}
3171		3748
3172	$NOW = $tick_start = Event::time;
3173
3174	cf::server_tick; # one server iteration	3749	cf::server_tick; # one server iteration
3175		3750
3176	0 && sync_job {#d#	3751	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3177	for(1..10) {	3752	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3178	my $t = Event::time;	3753	Coro::async_pool {
3179	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3754	$Coro::current->{desc} = "runtime saver";
3180	or die;	3755	write_runtime_sync
3181		3756	or warn "ERROR: unable to write runtime file: $!";
3182	$map->width (50);
3183	$map->height (50);
3184	$map->alloc;
3185	$map->_load_objects ("/tmp/x.map", 1);
3186	my $t = Event::time - $t;
3187
3188	#next unless $t < 0.0013;#d#
3189	if ($t < $min) {
3190	$min = $t;
3191	}
3192	$avg = $avg * 0.99 + $t * 0.01;
3193	}
3194	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3195	exit 0;
3196	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3197	};	3757	};
		3758	}
3198		3759
3199	$RUNTIME += $TICK;
3200	$NEXT_TICK += $TICK;
3201
3202	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3203	$NEXT_RUNTIME_WRITE = $NOW + 10;
3204	Coro::async_pool {
3205	write_runtime
3206	or warn "ERROR: unable to write runtime file: $!";
3207	};
3208	}
3209
3210	# my $AFTER = Event::time;
3211	# warn $AFTER - $NOW;#d#
3212
3213	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3760	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3214	$sig->send;	3761	$sig->send;
3215	}	3762	}
3216	while (my $sig = shift @WAIT_FOR_TICK) {	3763	while (my $sig = shift @WAIT_FOR_TICK) {
3217	$sig->send;	3764	$sig->send;
3218	}	3765	}
3219		3766
3220	$NOW = Event::time;	3767	$LOAD = ($NOW - $TICK_START) / $TICK;
3221
3222	# if we are delayed by four ticks or more, skip them all
3223	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3224
3225	$TICK_WATCHER->at ($NEXT_TICK);
3226	$TICK_WATCHER->start;
3227
3228	$LOAD = ($NOW - $tick_start) / $TICK;
3229	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3768	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3230		3769
3231	_post_tick;	3770	if (0) {
3232		3771	if ($NEXT_TICK) {
3233		3772	my $jitter = $TICK_START - $NEXT_TICK;
		3773	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3774	warn "jitter $JITTER\n";#d#
		3775	}
3234	},	3776	}
3235	);	3777	}
3236		3778
3237	{	3779	{
3238	BDB::max_poll_time $TICK * 0.1;	3780	# configure BDB
3239	$BDB_POLL_WATCHER = Event->io (	3781
3240	reentrant => 0,
3241	fd => BDB::poll_fileno,
3242	poll => 'r',
3243	prio => 0,
3244	data => WF_AUTOCANCEL,
3245	cb => \&BDB::poll_cb,
3246	);
3247	BDB::min_parallel 8;	3782	BDB::min_parallel 8;
3248		3783	BDB::max_poll_reqs $TICK * 0.1;
3249	BDB::set_sync_prepare {	3784	$Coro::BDB::WATCHER->priority (1);
3250	my $status;
3251	my $current = $Coro::current;
3252	(
3253	sub {
3254	$status = $!;
3255	$current->ready; undef $current;
3256	},
3257	sub {
3258	Coro::schedule while defined $current;
3259	$! = $status;
3260	},
3261	)
3262	};
3263		3785
3264	unless ($DB_ENV) {	3786	unless ($DB_ENV) {
3265	$DB_ENV = BDB::db_env_create;	3787	$DB_ENV = BDB::db_env_create;
		3788	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
		3789	| BDB::LOG_AUTOREMOVE, 1);
		3790	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3791	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3266		3792
3267	cf::sync_job {	3793	cf::sync_job {
3268	eval {	3794	eval {
3269	BDB::db_env_open	3795	BDB::db_env_open
3270	$DB_ENV,	3796	$DB_ENV,
…		…
3272	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3798	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3273	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3799	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3274	0666;	3800	0666;
3275		3801
3276	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3802	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3277
3278	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3279	$DB_ENV->set_lk_detect;
3280	};	3803	};
3281		3804
3282	cf::cleanup "db_env_open(db): $@" if $@;	3805	cf::cleanup "db_env_open(db): $@" if $@;
3283	};	3806	};
3284	}	3807	}
		3808
		3809	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3810	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3811	};
		3812	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3813	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3814	};
		3815	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3816	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3817	};
3285	}	3818	}
3286		3819
3287	{	3820	{
		3821	# configure IO::AIO
		3822
3288	IO::AIO::min_parallel 8;	3823	IO::AIO::min_parallel 8;
3289
3290	undef $Coro::AIO::WATCHER;
3291	IO::AIO::max_poll_time $TICK * 0.1;	3824	IO::AIO::max_poll_time $TICK * 0.1;
3292	$AIO_POLL_WATCHER = Event->io (	3825	$Coro::AIO::WATCHER->priority (1);
3293	reentrant => 0,
3294	data => WF_AUTOCANCEL,
3295	fd => IO::AIO::poll_fileno,
3296	poll => 'r',
3297	prio => 6,
3298	cb => \&IO::AIO::poll_cb,
3299	);
3300	}	3826	}
3301		3827
3302	my $_log_backtrace;	3828	my $_log_backtrace;
3303		3829
3304	sub _log_backtrace {	3830	sub _log_backtrace {
…		…
3308		3834
3309	# limit the # of concurrent backtraces	3835	# limit the # of concurrent backtraces
3310	if ($_log_backtrace < 2) {	3836	if ($_log_backtrace < 2) {
3311	++$_log_backtrace;	3837	++$_log_backtrace;
3312	async {	3838	async {
		3839	$Coro::current->{desc} = "abt $msg";
		3840
3313	my @bt = fork_call {	3841	my @bt = fork_call {
3314	@addr = map { sprintf "%x", $_ } @addr;	3842	@addr = map { sprintf "%x", $_ } @addr;
3315	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3843	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3316	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3844	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3317	or die "addr2line: $!";	3845	or die "addr2line: $!";

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