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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.284 by root, Sun Jun 24 04:15:42 2007 UTC vs.
Revision 1.418 by root, Fri Apr 11 21:09:53 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
		48	use JSON::XS 2.01 ();
25	use BDB ();	49	use BDB ();
26	use Data::Dumper;	50	use Data::Dumper;
27	use Digest::MD5;	51	use Digest::MD5;
28	use Fcntl;	52	use Fcntl;
29	use YAML::Syck ();	53	use YAML ();
30	use IO::AIO 2.32 ();	54	use IO::AIO 2.51 ();
31	use Time::HiRes;	55	use Time::HiRes;
32	use Compress::LZF;	56	use Compress::LZF;
		57	use Digest::MD5 ();
33		58
34	# configure various modules to our taste	59	# configure various modules to our taste
35	#	60	#
36	$Storable::canonical = 1; # reduce rsync transfers	61	$Storable::canonical = 1; # reduce rsync transfers
37	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
38	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
39		64
40	$Event::Eval = 1; # no idea why this is required, but it is
41
42	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
43	$YAML::Syck::ImplicitUnicode = 1;
44
45	$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
46		66
47	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	67	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
48		68
49	our %COMMAND = ();	69	our %COMMAND = ();
50	our %COMMAND_TIME = ();	70	our %COMMAND_TIME = ();
51		71
52	our @EXTS = (); # list of extension package names	72	our @EXTS = (); # list of extension package names
53	our %EXTCMD = ();	73	our %EXTCMD = ();
		74	our %EXTICMD = ();
54	our %EXT_CORO = (); # coroutines bound to extensions	75	our %EXT_CORO = (); # coroutines bound to extensions
55	our %EXT_MAP = (); # pluggable maps	76	our %EXT_MAP = (); # pluggable maps
56		77
57	our $RELOAD; # number of reloads so far	78	our $RELOAD; # number of reloads so far
58	our @EVENT;	79	our @EVENT;
…		…
66	our $TMPDIR = "$LOCALDIR/" . tmpdir;	87	our $TMPDIR = "$LOCALDIR/" . tmpdir;
67	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	88	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
68	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	89	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
69	our $RANDOMDIR = "$LOCALDIR/random";	90	our $RANDOMDIR = "$LOCALDIR/random";
70	our $BDBDIR = "$LOCALDIR/db";	91	our $BDBDIR = "$LOCALDIR/db";
		92	our %RESOURCE;
71		93
72	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	94	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
73	our $TICK_WATCHER;
74	our $AIO_POLL_WATCHER;	95	our $AIO_POLL_WATCHER;
75	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	96	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
76	our $NEXT_TICK;	97	our $NEXT_TICK;
77	our $NOW;
78	our $USE_FSYNC = 1; # use fsync to write maps - default off	98	our $USE_FSYNC = 1; # use fsync to write maps - default off
79		99
80	our $BDB_POLL_WATCHER;	100	our $BDB_POLL_WATCHER;
		101	our $BDB_DEADLOCK_WATCHER;
		102	our $BDB_CHECKPOINT_WATCHER;
		103	our $BDB_TRICKLE_WATCHER;
81	our $DB_ENV;	104	our $DB_ENV;
82		105
83	our %CFG;	106	our %CFG;
84		107
85	our $UPTIME; $UPTIME ||= time;	108	our $UPTIME; $UPTIME ||= time;
86	our $RUNTIME;	109	our $RUNTIME;
		110	our $NOW;
87		111
88	our %PLAYER; # all users	112	our (%PLAYER, %PLAYER_LOADING); # all users
89	our %MAP; # all maps	113	our (%MAP, %MAP_LOADING ); # all maps
90	our $LINK_MAP; # the special {link} map, which is always available	114	our $LINK_MAP; # the special {link} map, which is always available
91		115
92	# 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 ∕
93	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	117	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
94		118
95	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)
96	our $LOADAVG; # same thing, but with alpha-smoothing	120	our $LOADAVG; # same thing, but with alpha-smoothing
		121	our $JITTER; # average jitter
97	our $tick_start; # for load detecting purposes	122	our $TICK_START; # for load detecting purposes
98		123
99	binmode STDOUT;	124	binmode STDOUT;
100	binmode STDERR;	125	binmode STDERR;
101		126
102	# read virtual server time, if available	127	# read virtual server time, if available
…		…
155		180
156	The raw value load value from the last tick.	181	The raw value load value from the last tick.
157		182
158	=item %cf::CFG	183	=item %cf::CFG
159		184
160	Configuration for the server, loaded from C</etc/crossfire/config>, or	185	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
161	from wherever your confdir points to.	186	from wherever your confdir points to.
162		187
163	=item cf::wait_for_tick, cf::wait_for_tick_begin	188	=item cf::wait_for_tick, cf::wait_for_tick_begin
164		189
165	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
166	returns directly I<after> the tick processing (and consequently, can only wake one process	191	returns directly I<after> the tick processing (and consequently, can only wake one process
167	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	192	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
168		193
		194	=item @cf::INVOKE_RESULTS
		195
		196	This array contains the results of the last C<invoke ()> call. When
		197	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
		198	that call.
		199
169	=back	200	=back
170		201
171	=cut	202	=cut
172		203
173	BEGIN {	204	BEGIN {
…		…
177	$msg .= "\n"	208	$msg .= "\n"
178	unless $msg =~ /\n$/;	209	unless $msg =~ /\n$/;
179		210
180	$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;
181		212
182	utf8::encode $msg;
183	LOG llevError, $msg;	213	LOG llevError, $msg;
184	};	214	};
185	}	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	$SIG{__DIE__} = sub { }; #d#?
186		231
187	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	232	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
188	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	233	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
189	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	234	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
190	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	235	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
203	)) {	248	)) {
204	no strict 'refs';	249	no strict 'refs';
205	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	250	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
206	}	251	}
207		252
208	$Event::DIED = sub {	253	$EV::DIED = sub {
209	warn "error in event callback: @_";	254	warn "error in event callback: @_";
210	};	255	};
211		256
212	#############################################################################	257	#############################################################################
213		258
…		…
236	$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;
237	$d	282	$d
238	} || "[unable to dump $_[0]: '$@']";	283	} || "[unable to dump $_[0]: '$@']";
239	}	284	}
240		285
241	use JSON::XS qw(to_json from_json); # TODO# replace by JSON::PC once working
242
243	=item $ref = cf::from_json $json	286	=item $ref = cf::decode_json $json
244		287
245	Converts a JSON string into the corresponding perl data structure.	288	Converts a JSON string into the corresponding perl data structure.
246		289
247	=item $json = cf::to_json $ref	290	=item $json = cf::encode_json $ref
248		291
249	Converts a perl data structure into its JSON representation.	292	Converts a perl data structure into its JSON representation.
		293
		294	=cut
		295
		296	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
		297
		298	sub encode_json($) { $json_coder->encode ($_[0]) }
		299	sub decode_json($) { $json_coder->decode ($_[0]) }
250		300
251	=item cf::lock_wait $string	301	=item cf::lock_wait $string
252		302
253	Wait until the given lock is available. See cf::lock_acquire.	303	Wait until the given lock is available. See cf::lock_acquire.
254		304
…		…
257	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
258	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,
259	for example when the coroutine gets canceled), the lock is automatically	309	for example when the coroutine gets canceled), the lock is automatically
260	returned.	310	returned.
261		311
		312	Locks are *not* recursive, locking from the same coro twice results in a
		313	deadlocked coro.
		314
262	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
263	uses map_find and cf::map::load uses map_load).	316	uses map_find and cf::map::load uses map_load).
264		317
265	=item $locked = cf::lock_active $string	318	=item $locked = cf::lock_active $string
266		319
267	Return true if the lock is currently active, i.e. somebody has locked it.	320	Return true if the lock is currently active, i.e. somebody has locked it.
268		321
269	=cut	322	=cut
270		323
271	our %LOCK;	324	our %LOCK;
		325	our %LOCKER;#d#
272		326
273	sub lock_wait($) {	327	sub lock_wait($) {
274	my ($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#
275		334
276	# wait for lock, if any	335	# wait for lock, if any
277	while ($LOCK{$key}) {	336	while ($LOCK{$key}) {
278	push @{ $LOCK{$key} }, $Coro::current;	337	push @{ $LOCK{$key} }, $Coro::current;
279	Coro::schedule;	338	Coro::schedule;
…		…
285		344
286	# wait, to be sure we are not locked	345	# wait, to be sure we are not locked
287	lock_wait $key;	346	lock_wait $key;
288		347
289	$LOCK{$key} = [];	348	$LOCK{$key} = [];
		349	$LOCKER{$key} = $Coro::current;#d#
290		350
291	Coro::guard {	351	Coro::guard {
		352	delete $LOCKER{$key};#d#
292	# wake up all waiters, to be on the safe side	353	# wake up all waiters, to be on the safe side
293	$_->ready for @{ delete $LOCK{$key} };	354	$_->ready for @{ delete $LOCK{$key} };
294	}	355	}
295	}	356	}
296		357
…		…
299		360
300	! ! $LOCK{$key}	361	! ! $LOCK{$key}
301	}	362	}
302		363
303	sub freeze_mainloop {	364	sub freeze_mainloop {
304	return unless $TICK_WATCHER->is_active;	365	tick_inhibit_inc;
305		366
306	my $guard = Coro::guard {	367	Coro::guard \&tick_inhibit_dec;
307	$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($$) {
		378	my ($interval, $cb) = @_;
		379
		380	my $start = rand List::Util::min 180, $interval;
		381
		382	EV::periodic $start, $interval, 0, $cb
		383	}
		384
		385	=item cf::get_slot $time[, $priority[, $name]]
		386
		387	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		388	This call blocks and returns only when you have at least C<$time> seconds
		389	of cpu time till the next tick. The slot is only valid till the next cede.
		390
		391	The optional C<$name> can be used to identify the job to run. It might be
		392	used for statistical purposes and should identify the same time-class.
		393
		394	Useful for short background jobs.
		395
		396	=cut
		397
		398	our @SLOT_QUEUE;
		399	our $SLOT_QUEUE;
		400
		401	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		402	$SLOT_QUEUE = Coro::async {
		403	$Coro::current->desc ("timeslot manager");
		404
		405	my $signal = new Coro::Signal;
		406
		407	while () {
		408	next_job:
		409	my $avail = cf::till_tick;
		410	if ($avail > 0.01) {
		411	for (0 .. $#SLOT_QUEUE) {
		412	if ($SLOT_QUEUE[$_][0] < $avail) {
		413	my $job = splice @SLOT_QUEUE, $_, 1, ();
		414	$job->[2]->send;
		415	Coro::cede;
		416	goto next_job;
		417	}
		418	}
		419	}
		420
		421	if (@SLOT_QUEUE) {
		422	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		423	push @cf::WAIT_FOR_TICK, $signal;
		424	$signal->wait;
		425	} else {
		426	Coro::schedule;
		427	}
308	};	428	}
309	$TICK_WATCHER->stop;	429	};
310	$guard	430
		431	sub get_slot($;$$) {
		432	my ($time, $pri, $name) = @_;
		433
		434	$time = $TICK * .6 if $time > $TICK * .6;
		435	my $sig = new Coro::Signal;
		436
		437	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		438	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		439	$SLOT_QUEUE->ready;
		440	$sig->wait;
311	}	441	}
312		442
313	=item cf::async { BLOCK }	443	=item cf::async { BLOCK }
314		444
315	Currently the same as Coro::async_pool, meaning you cannot use	445	Currently the same as Coro::async_pool, meaning you cannot use
…		…
320		450
321	BEGIN { *async = \&Coro::async_pool }	451	BEGIN { *async = \&Coro::async_pool }
322		452
323	=item cf::sync_job { BLOCK }	453	=item cf::sync_job { BLOCK }
324		454
325	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	455	The design of Deliantra requires that the main coroutine ($Coro::main)
326	is always able to handle events or runnable, as Crossfire TRT is only	456	is always able to handle events or runnable, as Deliantra is only
327	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	457	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
328	acceptable.	458	acceptable.
329		459
330	If it must be done, put the blocking parts into C<sync_job>. This will run	460	If it must be done, put the blocking parts into C<sync_job>. This will run
331	the given BLOCK in another coroutine while waiting for the result. The	461	the given BLOCK in another coroutine while waiting for the result. The
…		…
336		466
337	sub sync_job(&) {	467	sub sync_job(&) {
338	my ($job) = @_;	468	my ($job) = @_;
339		469
340	if ($Coro::current == $Coro::main) {	470	if ($Coro::current == $Coro::main) {
341	my $time = Event::time;	471	my $time = EV::time;
342		472
343	# this is the main coro, too bad, we have to block	473	# this is the main coro, too bad, we have to block
344	# till the operation succeeds, freezing the server :/	474	# till the operation succeeds, freezing the server :/
345		475
346	# TODO: use suspend/resume instead	476	LOG llevError, Carp::longmess "sync job";#d#
347	# (but this is cancel-safe)	477
348	my $freeze_guard = freeze_mainloop;	478	my $freeze_guard = freeze_mainloop;
349		479
350	my $busy = 1;	480	my $busy = 1;
351	my @res;	481	my @res;
352		482
353	(async {	483	(async {
		484	$Coro::current->desc ("sync job coro");
354	@res = eval { $job->() };	485	@res = eval { $job->() };
355	warn $@ if $@;	486	warn $@ if $@;
356	undef $busy;	487	undef $busy;
357	})->prio (Coro::PRIO_MAX);	488	})->prio (Coro::PRIO_MAX);
358		489
359	while ($busy) {	490	while ($busy) {
360	Coro::cede or Event::one_event;	491	if (Coro::nready) {
		492	Coro::cede_notself;
		493	} else {
		494	EV::loop EV::LOOP_ONESHOT;
361	}	495	}
		496	}
362		497
363	$time = Event::time - $time;	498	my $time = EV::time - $time;
364		499
365	LOG llevError | logBacktrace, Carp::longmess "long sync job"
366	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
367
368	$tick_start += $time; # do not account sync jobs to server load	500	$TICK_START += $time; # do not account sync jobs to server load
369		501
370	wantarray ? @res : $res[0]	502	wantarray ? @res : $res[0]
371	} else {	503	} else {
372	# we are in another coroutine, how wonderful, everything just works	504	# we are in another coroutine, how wonderful, everything just works
373		505
…		…
398	=item fork_call { }, $args	530	=item fork_call { }, $args
399		531
400	Executes the given code block with the given arguments in a seperate	532	Executes the given code block with the given arguments in a seperate
401	process, returning the results. Everything must be serialisable with	533	process, returning the results. Everything must be serialisable with
402	Coro::Storable. May, of course, block. Note that the executed sub may	534	Coro::Storable. May, of course, block. Note that the executed sub may
403	never block itself or use any form of Event handling.	535	never block itself or use any form of event handling.
404		536
405	=cut	537	=cut
406		538
407	sub fork_call(&@) {	539	sub fork_call(&@) {
408	my ($cb, @args) = @_;	540	my ($cb, @args) = @_;
409		541
410	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	542	# we seemingly have to make a local copy of the whole thing,
411	# or die "socketpair: $!";	543	# otherwise perl prematurely frees the stuff :/
412	pipe my $fh1, my $fh2	544	# TODO: investigate and fix (likely this will be rather laborious)
413	or die "pipe: $!";
414		545
415	if (my $pid = fork) {	546	my @res = Coro::Util::fork_eval {
416	close $fh2;
417
418	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
419	$res = Coro::Storable::thaw $res;
420
421	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
422
423	die $$res unless "ARRAY" eq ref $res;
424
425	return wantarray ? @$res : $res->[-1];
426	} else {
427	reset_signals;	547	reset_signals;
428	local $SIG{__WARN__};	548	&$cb
429	local $SIG{__DIE__};	549	}, @args;
430	eval {
431	close $fh1;
432		550
433	my @res = eval { $cb->(@args) };	551	wantarray ? @res : $res[-1]
434	syswrite $fh2, Coro::Storable::freeze +($@ ? \"$@" : \@res);	552	}
435	};
436		553
437	warn $@ if $@;	554	=item $coin = coin_from_name $name
438	_exit 0;	555
439	}	556	=cut
		557
		558	our %coin_alias = (
		559	"silver" => "silvercoin",
		560	"silvercoin" => "silvercoin",
		561	"silvercoins" => "silvercoin",
		562	"gold" => "goldcoin",
		563	"goldcoin" => "goldcoin",
		564	"goldcoins" => "goldcoin",
		565	"platinum" => "platinacoin",
		566	"platinumcoin" => "platinacoin",
		567	"platinumcoins" => "platinacoin",
		568	"platina" => "platinacoin",
		569	"platinacoin" => "platinacoin",
		570	"platinacoins" => "platinacoin",
		571	"royalty" => "royalty",
		572	"royalties" => "royalty",
		573	);
		574
		575	sub coin_from_name($) {
		576	$coin_alias{$_[0]}
		577	? cf::arch::find $coin_alias{$_[0]}
		578	: undef
440	}	579	}
441		580
442	=item $value = cf::db_get $family => $key	581	=item $value = cf::db_get $family => $key
443		582
444	Returns a single value from the environment database.	583	Returns a single value from the environment database.
…		…
446	=item cf::db_put $family => $key => $value	585	=item cf::db_put $family => $key => $value
447		586
448	Stores the given C<$value> in the family. It can currently store binary	587	Stores the given C<$value> in the family. It can currently store binary
449	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	588	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
450		589
		590	=item $db = cf::db_table "name"
		591
		592	Create and/or open a new database table. The string must not be "db" and must be unique
		593	within each server.
		594
451	=cut	595	=cut
		596
		597	sub db_table($) {
		598	my ($name) = @_;
		599	my $db = BDB::db_create $DB_ENV;
		600
		601	eval {
		602	$db->set_flags (BDB::CHKSUM);
		603
		604	utf8::encode $name;
		605	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		606	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		607	cf::cleanup "db_open(db): $!" if $!;
		608	};
		609	cf::cleanup "db_open(db): $@" if $@;
		610
		611	$db
		612	}
452		613
453	our $DB;	614	our $DB;
454		615
455	sub db_init {	616	sub db_init {
456	unless ($DB) {
457	$DB = BDB::db_create $DB_ENV;
458
459	cf::sync_job {	617	cf::sync_job {
460	eval {	618	$DB ||= db_table "db";
461	$DB->set_flags (BDB::CHKSUM);
462
463	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
464	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
465	cf::cleanup "db_open(db): $!" if $!;
466	};
467	cf::cleanup "db_open(db): $@" if $@;
468	};
469	}	619	};
470	}	620	}
471		621
472	sub db_get($$) {	622	sub db_get($$) {
473	my $key = "$_[0]/$_[1]";	623	my $key = "$_[0]/$_[1]";
474		624
…		…
524	if (1) {	674	if (1) {
525	$md5 =	675	$md5 =
526	join "\x00",	676	join "\x00",
527	$processversion,	677	$processversion,
528	map {	678	map {
529	Coro::cede;	679	cf::cede_to_tick;
530	($src->[$_], Digest::MD5::md5_hex $data[$_])	680	($src->[$_], Digest::MD5::md5_hex $data[$_])
531	} 0.. $#$src;	681	} 0.. $#$src;
532		682
533		683
534	my $dbmd5 = db_get cache => "$id/md5";	684	my $dbmd5 = db_get cache => "$id/md5";
…		…
578	attach callbacks/event handlers (a collection of which is called an "attachment")	728	attach callbacks/event handlers (a collection of which is called an "attachment")
579	to it. All such attachable objects support the following methods.	729	to it. All such attachable objects support the following methods.
580		730
581	In the following description, CLASS can be any of C<global>, C<object>	731	In the following description, CLASS can be any of C<global>, C<object>
582	C<player>, C<client> or C<map> (i.e. the attachable objects in	732	C<player>, C<client> or C<map> (i.e. the attachable objects in
583	Crossfire TRT).	733	Deliantra).
584		734
585	=over 4	735	=over 4
586		736
587	=item $attachable->attach ($attachment, key => $value...)	737	=item $attachable->attach ($attachment, key => $value...)
588		738
…		…
840	";	990	";
841	die if $@;	991	die if $@;
842	}	992	}
843		993
844	our $override;	994	our $override;
845	our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals?	995	our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
846		996
847	sub override {	997	sub override {
848	$override = 1;	998	$override = 1;
849	@invoke_results = ();	999	@INVOKE_RESULTS = (@_);
850	}	1000	}
851		1001
852	sub do_invoke {	1002	sub do_invoke {
853	my $event = shift;	1003	my $event = shift;
854	my $callbacks = shift;	1004	my $callbacks = shift;
855		1005
856	@invoke_results = ();	1006	@INVOKE_RESULTS = ();
857		1007
858	local $override;	1008	local $override;
859		1009
860	for (@$callbacks) {	1010	for (@$callbacks) {
861	eval { &{$_->[1]} };	1011	eval { &{$_->[1]} };
…		…
870	}	1020	}
871		1021
872	0	1022	0
873	}	1023	}
874		1024
875	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1025	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
876		1026
877	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1027	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
878		1028
879	Generate an object-specific event with the given arguments.	1029	Generate an object-specific event with the given arguments.
880		1030
881	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be	1031	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be
882	removed in future versions), and there is no public API to access override	1032	removed in future versions), and there is no public API to access override
883	results (if you must, access C<@cf::invoke_results> directly).	1033	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
884		1034
885	=back	1035	=back
886		1036
887	=cut	1037	=cut
888		1038
889	#############################################################################	1039	#############################################################################
890	# object support	1040	# object support
		1041
		1042	sub _object_equal($$);
		1043	sub _object_equal($$) {
		1044	my ($a, $b) = @_;
		1045
		1046	return 0 unless (ref $a) eq (ref $b);
		1047
		1048	if ("HASH" eq ref $a) {
		1049	my @ka = keys %$a;
		1050	my @kb = keys %$b;
		1051
		1052	return 0 if @ka != @kb;
		1053
		1054	for (0 .. $#ka) {
		1055	return 0 unless $ka[$_] eq $kb[$_];
		1056	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1057	}
		1058
		1059	} elsif ("ARRAY" eq ref $a) {
		1060
		1061	return 0 if @$a != @$b;
		1062
		1063	for (0 .. $#$a) {
		1064	return 0 unless _object_equal $a->[$_], $b->[$_];
		1065	}
		1066
		1067	} elsif ($a ne $b) {
		1068	return 0;
		1069	}
		1070
		1071	1
		1072	}
		1073
		1074	our $SLOW_MERGES;#d#
		1075	sub _can_merge {
		1076	my ($ob1, $ob2) = @_;
		1077
		1078	++$SLOW_MERGES;#d#
		1079
		1080	# we do the slow way here
		1081	return _object_equal $ob1, $ob2
		1082	}
891		1083
892	sub reattach {	1084	sub reattach {
893	# basically do the same as instantiate, without calling instantiate	1085	# basically do the same as instantiate, without calling instantiate
894	my ($obj) = @_;	1086	my ($obj) = @_;
895		1087
…		…
916	cf::attachable->attach (	1108	cf::attachable->attach (
917	prio => -1000000,	1109	prio => -1000000,
918	on_instantiate => sub {	1110	on_instantiate => sub {
919	my ($obj, $data) = @_;	1111	my ($obj, $data) = @_;
920		1112
921	$data = from_json $data;	1113	$data = decode_json $data;
922		1114
923	for (@$data) {	1115	for (@$data) {
924	my ($name, $args) = @$_;	1116	my ($name, $args) = @$_;
925		1117
926	$obj->attach ($name, %{$args || {} });	1118	$obj->attach ($name, %{$args || {} });
…		…
942	sub object_freezer_save {	1134	sub object_freezer_save {
943	my ($filename, $rdata, $objs) = @_;	1135	my ($filename, $rdata, $objs) = @_;
944		1136
945	sync_job {	1137	sync_job {
946	if (length $$rdata) {	1138	if (length $$rdata) {
		1139	utf8::decode (my $decname = $filename);
947	warn sprintf "saving %s (%d,%d)\n",	1140	warn sprintf "saving %s (%d,%d)\n",
948	$filename, length $$rdata, scalar @$objs;	1141	$decname, length $$rdata, scalar @$objs;
949		1142
950	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1143	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
951	chmod SAVE_MODE, $fh;	1144	chmod SAVE_MODE, $fh;
952	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1145	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
953	aio_fsync $fh if $cf::USE_FSYNC;	1146	aio_fsync $fh if $cf::USE_FSYNC;
954	close $fh;	1147	close $fh;
955		1148
956	if (@$objs) {	1149	if (@$objs) {
957	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1150	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
958	chmod SAVE_MODE, $fh;	1151	chmod SAVE_MODE, $fh;
959	my $data = Storable::nfreeze { version => 1, objs => $objs };	1152	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
960	aio_write $fh, 0, (length $data), $data, 0;	1153	aio_write $fh, 0, (length $data), $data, 0;
961	aio_fsync $fh if $cf::USE_FSYNC;	1154	aio_fsync $fh if $cf::USE_FSYNC;
962	close $fh;	1155	close $fh;
963	aio_rename "$filename.pst~", "$filename.pst";	1156	aio_rename "$filename.pst~", "$filename.pst";
964	}	1157	}
…		…
972	}	1165	}
973	} else {	1166	} else {
974	aio_unlink $filename;	1167	aio_unlink $filename;
975	aio_unlink "$filename.pst";	1168	aio_unlink "$filename.pst";
976	}	1169	}
977	}	1170	};
978	}	1171	}
979		1172
980	sub object_freezer_as_string {	1173	sub object_freezer_as_string {
981	my ($rdata, $objs) = @_;	1174	my ($rdata, $objs) = @_;
982		1175
…		…
994	or return;	1187	or return;
995		1188
996	unless (aio_stat "$filename.pst") {	1189	unless (aio_stat "$filename.pst") {
997	(aio_load "$filename.pst", $av) >= 0	1190	(aio_load "$filename.pst", $av) >= 0
998	or return;	1191	or return;
		1192
999	$av = eval { (Storable::thaw $av)->{objs} };	1193	my $st = eval { Coro::Storable::thaw $av };
		1194	$av = $st->{objs};
1000	}	1195	}
1001		1196
		1197	utf8::decode (my $decname = $filename);
1002	warn sprintf "loading %s (%d)\n",	1198	warn sprintf "loading %s (%d,%d)\n",
1003	$filename, length $data, scalar @{$av || []};	1199	$decname, length $data, scalar @{$av || []};
		1200
1004	return ($data, $av);	1201	($data, $av)
1005	}	1202	}
1006		1203
1007	=head2 COMMAND CALLBACKS	1204	=head2 COMMAND CALLBACKS
1008		1205
1009	=over 4	1206	=over 4
…		…
1029	push @{ $COMMAND{$name} }, [$caller, $cb];	1226	push @{ $COMMAND{$name} }, [$caller, $cb];
1030	}	1227	}
1031		1228
1032	=item cf::register_extcmd $name => \&callback($pl,$packet);	1229	=item cf::register_extcmd $name => \&callback($pl,$packet);
1033		1230
1034	Register a callback fro execution when the client sends an extcmd packet.	1231	Register a callback for execution when the client sends an (synchronous)
		1232	extcmd packet. Ext commands will be processed in the order they are
		1233	received by the server, like other user commands. The first argument is
		1234	the logged-in player. Ext commands can only be processed after a player
		1235	has logged in successfully.
1035		1236
1036	If the callback returns something, it is sent back as if reply was being	1237	If the callback returns something, it is sent back as if reply was being
1037	called.	1238	called.
1038		1239
		1240	=item cf::register_exticmd $name => \&callback($ns,$packet);
		1241
		1242	Register a callback for execution when the client sends an (asynchronous)
		1243	exticmd packet. Exti commands are processed by the server as soon as they
		1244	are received, i.e. out of order w.r.t. other commands. The first argument
		1245	is a client socket. Exti commands can be received anytime, even before
		1246	log-in.
		1247
		1248	If the callback returns something, it is sent back as if reply was being
		1249	called.
		1250
1039	=cut	1251	=cut
1040		1252
1041	sub register_extcmd {	1253	sub register_extcmd {
1042	my ($name, $cb) = @_;	1254	my ($name, $cb) = @_;
1043		1255
1044	$EXTCMD{$name} = $cb;	1256	$EXTCMD{$name} = $cb;
		1257	}
		1258
		1259	sub register_exticmd {
		1260	my ($name, $cb) = @_;
		1261
		1262	$EXTICMD{$name} = $cb;
1045	}	1263	}
1046		1264
1047	cf::player->attach (	1265	cf::player->attach (
1048	on_command => sub {	1266	on_command => sub {
1049	my ($pl, $name, $params) = @_;	1267	my ($pl, $name, $params) = @_;
…		…
1058	cf::override;	1276	cf::override;
1059	},	1277	},
1060	on_extcmd => sub {	1278	on_extcmd => sub {
1061	my ($pl, $buf) = @_;	1279	my ($pl, $buf) = @_;
1062		1280
1063	my $msg = eval { from_json $buf };	1281	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1064		1282
1065	if (ref $msg) {	1283	if (ref $msg) {
		1284	my ($type, $reply, @payload) =
		1285	"ARRAY" eq ref $msg
		1286	? @$msg
		1287	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1288
		1289	my @reply;
		1290
1066	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1291	if (my $cb = $EXTCMD{$type}) {
1067	if (my %reply = $cb->($pl, $msg)) {	1292	@reply = $cb->($pl, @payload);
1068	$pl->ext_reply ($msg->{msgid}, %reply);
1069	}
1070	}	1293	}
		1294
		1295	$pl->ext_reply ($reply, @reply)
		1296	if $reply;
		1297
1071	} else {	1298	} else {
1072	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1299	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1073	}	1300	}
1074		1301
1075	cf::override;	1302	cf::override;
…		…
1128	my $msg = $@ ? "$v->{path}: $@\n"	1355	my $msg = $@ ? "$v->{path}: $@\n"
1129	: "$v->{base}: extension inactive.\n";	1356	: "$v->{base}: extension inactive.\n";
1130		1357
1131	if (exists $v->{meta}{mandatory}) {	1358	if (exists $v->{meta}{mandatory}) {
1132	warn $msg;	1359	warn $msg;
1133	warn "mandatory extension failed to load, exiting.\n";	1360	cf::cleanup "mandatory extension failed to load, exiting.";
1134	exit 1;
1135	}	1361	}
1136		1362
1137	warn $msg;	1363	warn $msg;
1138	}	1364	}
1139		1365
…		…
1164	use Coro::AIO;	1390	use Coro::AIO;
1165		1391
1166	=head3 cf::player	1392	=head3 cf::player
1167		1393
1168	=over 4	1394	=over 4
		1395
		1396	=item cf::player::num_playing
		1397
		1398	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1399
		1400	=cut
		1401
		1402	sub num_playing {
		1403	scalar grep
		1404	$_->ob->map
		1405	&& !$_->hidden
		1406	&& !$_->ob->flag (cf::FLAG_WIZ),
		1407	cf::player::list
		1408	}
1169		1409
1170	=item cf::player::find $login	1410	=item cf::player::find $login
1171		1411
1172	Returns the given player object, loading it if necessary (might block).	1412	Returns the given player object, loading it if necessary (might block).
1173		1413
…		…
1209	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1449	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1210	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1450	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1211	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1451	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1212	aio_unlink +(playerdir $login) . "/$login.pl";	1452	aio_unlink +(playerdir $login) . "/$login.pl";
1213		1453
1214	my $pl = load_pl path $login	1454	my $f = new_from_file cf::object::thawer path $login
1215	or return;	1455	or return;
		1456
		1457	my $pl = cf::player::load_pl $f
		1458	or return;
		1459	local $cf::PLAYER_LOADING{$login} = $pl;
		1460	$f->resolve_delayed_derefs;
1216	$cf::PLAYER{$login} = $pl	1461	$cf::PLAYER{$login} = $pl
1217	}	1462	}
1218	}	1463	}
1219	}	1464	}
1220		1465
…		…
1230		1475
1231	aio_mkdir playerdir $pl, 0770;	1476	aio_mkdir playerdir $pl, 0770;
1232	$pl->{last_save} = $cf::RUNTIME;	1477	$pl->{last_save} = $cf::RUNTIME;
1233		1478
1234	$pl->save_pl ($path);	1479	$pl->save_pl ($path);
1235	Coro::cede;	1480	cf::cede_to_tick;
1236	}	1481	}
1237		1482
1238	sub new($) {	1483	sub new($) {
1239	my ($login) = @_;	1484	my ($login) = @_;
1240		1485
…		…
1244	$self->{deny_save} = 1;	1489	$self->{deny_save} = 1;
1245		1490
1246	$cf::PLAYER{$login} = $self;	1491	$cf::PLAYER{$login} = $self;
1247		1492
1248	$self	1493	$self
		1494	}
		1495
		1496	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1497
		1498	=cut
		1499
		1500	sub send_msg {
		1501	my $ns = shift->ns
		1502	or return;
		1503	$ns->send_msg (@_);
1249	}	1504	}
1250		1505
1251	=item $pl->quit_character	1506	=item $pl->quit_character
1252		1507
1253	Nukes the player without looking back. If logged in, the connection will	1508	Nukes the player without looking back. If logged in, the connection will
…		…
1308	or return [];	1563	or return [];
1309		1564
1310	my @logins;	1565	my @logins;
1311		1566
1312	for my $login (@$dirs) {	1567	for my $login (@$dirs) {
		1568	my $path = path $login;
		1569
		1570	# a .pst is a dead give-away for a valid player
		1571	unless (-e "$path.pst") {
1313	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1572	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1314	aio_read $fh, 0, 512, my $buf, 0 or next;	1573	aio_read $fh, 0, 512, my $buf, 0 or next;
1315	$buf !~ /^password -------------$/m or next; # official not-valid tag	1574	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1575	}
1316		1576
1317	utf8::decode $login;	1577	utf8::decode $login;
1318	push @logins, $login;	1578	push @logins, $login;
1319	}	1579	}
1320		1580
…		…
1353		1613
1354	Expand crossfire pod fragments into protocol xml.	1614	Expand crossfire pod fragments into protocol xml.
1355		1615
1356	=cut	1616	=cut
1357		1617
		1618	use re 'eval';
		1619
		1620	my $group;
		1621	my $interior; $interior = qr{
		1622	# match a pod interior sequence sans C<< >>
		1623	(?:
		1624	\ (.*?)\ (?{ $group = $^N })
		1625	| < (??{$interior}) >
		1626	)
		1627	}x;
		1628
1358	sub expand_cfpod {	1629	sub expand_cfpod {
1359	((my $self), (local $_)) = @_;	1630	my ($self, $pod) = @_;
1360		1631
1361	# escape & and <	1632	my $xml;
1362	s/&/&amp;/g;
1363	s/(?<![BIUGH])</&lt;/g;
1364		1633
1365	# this is buggy, it needs to properly take care of nested <'s	1634	while () {
		1635	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
		1636	$group = $1;
1366		1637
1367	1 while	1638	$group =~ s/&/&amp;/g;
1368	# replace B<>, I<>, U<> etc.	1639	$group =~ s/</&lt;/g;
1369	s/B<([^\>]*)>/<b>$1<\/b>/	1640
1370	|| s/I<([^\>]*)>/<i>$1<\/i>/	1641	$xml .= $group;
1371	|| s/U<([^\>]*)>/<u>$1<\/u>/	1642	} elsif ($pod =~ m%\G
1372	# replace G<male|female> tags	1643	([BCGHITU])
1373	|| s{G<([^>|]*)\|([^>]*)>}{	1644	<
1374	$self->gender ? $2 : $1	1645	(?:
		1646	([^<>]*) (?{ $group = $^N })
		1647	| < $interior >
		1648	)
		1649	>
		1650	%gcsx
		1651	) {
		1652	my ($code, $data) = ($1, $group);
		1653
		1654	if ($code eq "B") {
		1655	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
		1656	} elsif ($code eq "I") {
		1657	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
		1658	} elsif ($code eq "U") {
		1659	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
		1660	} elsif ($code eq "C") {
		1661	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
		1662	} elsif ($code eq "T") {
		1663	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
		1664	} elsif ($code eq "G") {
		1665	my ($male, $female) = split /\|/, $data;
		1666	$data = $self->gender ? $female : $male;
		1667	$xml .= expand_cfpod ($self, $data);
		1668	} elsif ($code eq "H") {
		1669	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
		1670	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
		1671	"")
		1672	[$self->{hintmode}];
		1673	} else {
		1674	$xml .= "error processing '$code($data)' directive";
		1675	}
		1676	} else {
		1677	if ($pod =~ /\G(.+)/) {
		1678	warn "parse error while expanding $pod (at $1)";
		1679	}
		1680	last;
1375	}ge	1681	}
1376	# replace H<hint text>	1682	}
1377	|| s/H<([^\>]*)>/<fg name="lightblue">[$1]<\/fg>/g;
1378		1683
		1684	for ($xml) {
1379	# create single paragraphs (very hackish)	1685	# create single paragraphs (very hackish)
1380	s/(?<=\S)\n(?=\w)/ /g;	1686	s/(?<=\S)\n(?=\w)/ /g;
1381		1687
1382	$_	1688	# compress some whitespace
1383	}	1689	s/\s+\n/\n/g; # ws line-ends
		1690	s/\n\n+/\n/g; # double lines
		1691	s/^\n+//; # beginning lines
		1692	s/\n+$//; # ending lines
		1693	}
1384		1694
		1695	$xml
		1696	}
		1697
		1698	no re 'eval';
		1699
		1700	sub hintmode {
		1701	$_[0]{hintmode} = $_[1] if @_ > 1;
		1702	$_[0]{hintmode}
		1703	}
		1704
1385	=item $player->ext_reply ($msgid, %msg)	1705	=item $player->ext_reply ($msgid, @msg)
1386		1706
1387	Sends an ext reply to the player.	1707	Sends an ext reply to the player.
1388		1708
1389	=cut	1709	=cut
1390		1710
1391	sub ext_reply($$%) {	1711	sub ext_reply($$@) {
1392	my ($self, $id, %msg) = @_;	1712	my ($self, $id, @msg) = @_;
1393		1713
1394	$msg{msgid} = $id;	1714	$self->ns->ext_reply ($id, @msg)
1395
1396	$self->send ("ext " . cf::to_json \%msg);
1397	}	1715	}
1398		1716
1399	=item $player->ext_event ($type, %msg)	1717	=item $player->ext_msg ($type, @msg)
1400		1718
1401	Sends an ext event to the client.	1719	Sends an ext event to the client.
1402		1720
1403	=cut	1721	=cut
1404		1722
1405	sub ext_event($$%) {	1723	sub ext_msg($$@) {
1406	my ($self, $type, %msg) = @_;	1724	my ($self, $type, @msg) = @_;
1407		1725
1408	$self->ns->ext_event ($type, %msg);	1726	$self->ns->ext_msg ($type, @msg);
1409	}	1727	}
1410		1728
1411	=head3 cf::region	1729	=head3 cf::region
1412		1730
1413	=over 4	1731	=over 4
…		…
1426	my ($path) = @_;	1744	my ($path) = @_;
1427		1745
1428	my ($match, $specificity);	1746	my ($match, $specificity);
1429		1747
1430	for my $region (list) {	1748	for my $region (list) {
1431	if ($region->match && $path =~ $region->match) {	1749	if ($region->{match} && $path =~ $region->{match}) {
1432	($match, $specificity) = ($region, $region->specificity)	1750	($match, $specificity) = ($region, $region->specificity)
1433	if $region->specificity > $specificity;	1751	if $region->specificity > $specificity;
1434	}	1752	}
1435	}	1753	}
1436		1754
…		…
1457	our $MAX_RESET = 3600;	1775	our $MAX_RESET = 3600;
1458	our $DEFAULT_RESET = 3000;	1776	our $DEFAULT_RESET = 3000;
1459		1777
1460	sub generate_random_map {	1778	sub generate_random_map {
1461	my ($self, $rmp) = @_;	1779	my ($self, $rmp) = @_;
		1780
		1781	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1782
1462	# mit "rum" bekleckern, nicht	1783	# mit "rum" bekleckern, nicht
1463	$self->_create_random_map (	1784	$self->_create_random_map (
1464	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1785	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1465	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1786	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1466	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1787	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1556	$self->init; # pass $1 etc.	1877	$self->init; # pass $1 etc.
1557	return $self;	1878	return $self;
1558	}	1879	}
1559	}	1880	}
1560		1881
1561	Carp::carp "unable to resolve path '$path' (base '$base').";	1882	Carp::cluck "unable to resolve path '$path' (base '$base').";
1562	()	1883	()
1563	}	1884	}
1564		1885
1565	sub init {	1886	sub init {
1566	my ($self) = @_;	1887	my ($self) = @_;
…		…
1629		1950
1630	sub load_header_from($) {	1951	sub load_header_from($) {
1631	my ($self, $path) = @_;	1952	my ($self, $path) = @_;
1632		1953
1633	utf8::encode $path;	1954	utf8::encode $path;
1634	#aio_open $path, O_RDONLY, 0	1955	my $f = new_from_file cf::object::thawer $path
1635	# or return;
1636
1637	$self->_load_header ($path)
1638	or return;	1956	or return;
		1957
		1958	$self->_load_header ($f)
		1959	or return;
		1960
		1961	local $MAP_LOADING{$self->{path}} = $self;
		1962	$f->resolve_delayed_derefs;
1639		1963
1640	$self->{load_path} = $path;	1964	$self->{load_path} = $path;
1641		1965
1642	1	1966	1
1643	}	1967	}
…		…
1697	sub find {	2021	sub find {
1698	my ($path, $origin) = @_;	2022	my ($path, $origin) = @_;
1699		2023
1700	$path = normalise $path, $origin && $origin->path;	2024	$path = normalise $path, $origin && $origin->path;
1701		2025
		2026	cf::lock_wait "map_data:$path";#d#remove
1702	cf::lock_wait "map_find:$path";	2027	cf::lock_wait "map_find:$path";
1703		2028
1704	$cf::MAP{$path} || do {	2029	$cf::MAP{$path} || do {
1705	my $guard = cf::lock_acquire "map_find:$path";	2030	my $guard1 = cf::lock_acquire "map_find:$path";
		2031	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
		2032
1706	my $map = new_from_path cf::map $path	2033	my $map = new_from_path cf::map $path
1707	or return;	2034	or return;
1708		2035
1709	$map->{last_save} = $cf::RUNTIME;	2036	$map->{last_save} = $cf::RUNTIME;
1710		2037
…		…
1712	or return;	2039	or return;
1713		2040
1714	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2041	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1715	# doing this can freeze the server in a sync job, obviously	2042	# doing this can freeze the server in a sync job, obviously
1716	#$cf::WAIT_FOR_TICK->wait;	2043	#$cf::WAIT_FOR_TICK->wait;
		2044	undef $guard1;
		2045	undef $guard2;
1717	$map->reset;	2046	$map->reset;
1718	undef $guard;
1719	return find $path;	2047	return find $path;
1720	}	2048	}
1721		2049
1722	$cf::MAP{$path} = $map	2050	$cf::MAP{$path} = $map
1723	}	2051	}
…		…
1732	local $self->{deny_reset} = 1; # loading can take a long time	2060	local $self->{deny_reset} = 1; # loading can take a long time
1733		2061
1734	my $path = $self->{path};	2062	my $path = $self->{path};
1735		2063
1736	{	2064	{
1737	my $guard = cf::lock_acquire "map_load:$path";	2065	my $guard = cf::lock_acquire "map_data:$path";
1738		2066
		2067	return unless $self->valid;
1739	return if $self->in_memory != cf::MAP_SWAPPED;	2068	return unless $self->in_memory == cf::MAP_SWAPPED;
1740		2069
1741	$self->in_memory (cf::MAP_LOADING);	2070	$self->in_memory (cf::MAP_LOADING);
1742		2071
1743	$self->alloc;	2072	$self->alloc;
1744		2073
1745	$self->pre_load;	2074	$self->pre_load;
1746	Coro::cede;	2075	cf::cede_to_tick;
1747		2076
		2077	my $f = new_from_file cf::object::thawer $self->{load_path};
		2078	$f->skip_block;
1748	$self->_load_objects ($self->{load_path}, 1)	2079	$self->_load_objects ($f)
1749	or return;	2080	or return;
1750		2081
1751	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2082	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1752	if delete $self->{load_original};	2083	if delete $self->{load_original};
1753		2084
1754	if (my $uniq = $self->uniq_path) {	2085	if (my $uniq = $self->uniq_path) {
1755	utf8::encode $uniq;	2086	utf8::encode $uniq;
1756	if (aio_open $uniq, O_RDONLY, 0) {	2087	unless (aio_stat $uniq) {
		2088	if (my $f = new_from_file cf::object::thawer $uniq) {
1757	$self->clear_unique_items;	2089	$self->clear_unique_items;
1758	$self->_load_objects ($uniq, 0);	2090	$self->_load_objects ($f);
		2091	$f->resolve_delayed_derefs;
		2092	}
1759	}	2093	}
1760	}	2094	}
1761		2095
1762	Coro::cede;	2096	$f->resolve_delayed_derefs;
		2097
		2098	cf::cede_to_tick;
1763	# now do the right thing for maps	2099	# now do the right thing for maps
1764	$self->link_multipart_objects;	2100	$self->link_multipart_objects;
1765	$self->difficulty ($self->estimate_difficulty)	2101	$self->difficulty ($self->estimate_difficulty)
1766	unless $self->difficulty;	2102	unless $self->difficulty;
1767	Coro::cede;	2103	cf::cede_to_tick;
1768		2104
1769	unless ($self->{deny_activate}) {	2105	unless ($self->{deny_activate}) {
1770	$self->decay_objects;	2106	$self->decay_objects;
1771	$self->fix_auto_apply;	2107	$self->fix_auto_apply;
1772	$self->update_buttons;	2108	$self->update_buttons;
1773	Coro::cede;	2109	cf::cede_to_tick;
1774	$self->set_darkness_map;	2110	$self->set_darkness_map;
1775	Coro::cede;	2111	cf::cede_to_tick;
1776	$self->activate;	2112	$self->activate;
1777	}	2113	}
		2114
		2115	$self->{last_save} = $cf::RUNTIME;
		2116	$self->last_access ($cf::RUNTIME);
1778		2117
1779	$self->in_memory (cf::MAP_IN_MEMORY);	2118	$self->in_memory (cf::MAP_IN_MEMORY);
1780	}	2119	}
1781		2120
1782	$self->post_load;	2121	$self->post_load;
…		…
1793		2132
1794	$self	2133	$self
1795	}	2134	}
1796		2135
1797	# find and load all maps in the 3x3 area around a map	2136	# find and load all maps in the 3x3 area around a map
1798	sub load_diag {	2137	sub load_neighbours {
1799	my ($map) = @_;	2138	my ($map) = @_;
1800		2139
1801	my @diag; # diagonal neighbours	2140	my @neigh; # diagonal neighbours
1802		2141
1803	for (0 .. 3) {	2142	for (0 .. 3) {
1804	my $neigh = $map->tile_path ($_)	2143	my $neigh = $map->tile_path ($_)
1805	or next;	2144	or next;
1806	$neigh = find $neigh, $map	2145	$neigh = find $neigh, $map
1807	or next;	2146	or next;
1808	$neigh->load;	2147	$neigh->load;
1809		2148
		2149	push @neigh,
1810	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2150	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1811	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2151	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1812	}	2152	}
1813		2153
1814	for (@diag) {	2154	for (grep defined $_->[0], @neigh) {
		2155	my ($path, $origin) = @$_;
1815	my $neigh = find @$_	2156	my $neigh = find $path, $origin
1816	or next;	2157	or next;
1817	$neigh->load;	2158	$neigh->load;
1818	}	2159	}
1819	}	2160	}
1820		2161
…		…
1825	}	2166	}
1826		2167
1827	sub do_load_sync {	2168	sub do_load_sync {
1828	my ($map) = @_;	2169	my ($map) = @_;
1829		2170
		2171	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2172	if $Coro::current == $Coro::main;
		2173
1830	cf::sync_job { $map->load };	2174	cf::sync_job { $map->load };
1831	}	2175	}
1832		2176
1833	our %MAP_PREFETCH;	2177	our %MAP_PREFETCH;
1834	our $MAP_PREFETCHER = undef;	2178	our $MAP_PREFETCHER = undef;
1835		2179
1836	sub find_async {	2180	sub find_async {
1837	my ($path, $origin) = @_;	2181	my ($path, $origin, $load) = @_;
1838		2182
1839	$path = normalise $path, $origin && $origin->{path};	2183	$path = normalise $path, $origin && $origin->{path};
1840		2184
1841	if (my $map = $cf::MAP{$path}) {	2185	if (my $map = $cf::MAP{$path}) {
1842	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2186	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;
1843	}	2187	}
1844		2188
1845	undef $MAP_PREFETCH{$path};	2189	$MAP_PREFETCH{$path} |= $load;
		2190
1846	$MAP_PREFETCHER ||= cf::async {	2191	$MAP_PREFETCHER ||= cf::async {
		2192	$Coro::current->{desc} = "map prefetcher";
		2193
1847	while (%MAP_PREFETCH) {	2194	while (%MAP_PREFETCH) {
1848	for my $path (keys %MAP_PREFETCH) {	2195	while (my ($k, $v) = each %MAP_PREFETCH) {
1849	my $map = find $path	2196	if (my $map = find $k) {
1850	or next;
1851	$map->load;	2197	$map->load if $v;
		2198	}
1852		2199
1853	delete $MAP_PREFETCH{$path};	2200	delete $MAP_PREFETCH{$k};
1854	}	2201	}
1855	}	2202	}
1856	undef $MAP_PREFETCHER;	2203	undef $MAP_PREFETCHER;
1857	};	2204	};
1858	$MAP_PREFETCHER->prio (6);	2205	$MAP_PREFETCHER->prio (6);
…		…
1861	}	2208	}
1862		2209
1863	sub save {	2210	sub save {
1864	my ($self) = @_;	2211	my ($self) = @_;
1865		2212
1866	my $lock = cf::lock_acquire "map_data:" . $self->path;	2213	my $lock = cf::lock_acquire "map_data:$self->{path}";
1867		2214
1868	$self->{last_save} = $cf::RUNTIME;	2215	$self->{last_save} = $cf::RUNTIME;
1869		2216
1870	return unless $self->dirty;	2217	return unless $self->dirty;
1871		2218
…		…
1877	return if $self->{deny_save};	2224	return if $self->{deny_save};
1878		2225
1879	local $self->{last_access} = $self->last_access;#d#	2226	local $self->{last_access} = $self->last_access;#d#
1880		2227
1881	cf::async {	2228	cf::async {
		2229	$Coro::current->{desc} = "map player save";
1882	$_->contr->save for $self->players;	2230	$_->contr->save for $self->players;
1883	};	2231	};
1884		2232
1885	if ($uniq) {	2233	if ($uniq) {
1886	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2234	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
…		…
1894	my ($self) = @_;	2242	my ($self) = @_;
1895		2243
1896	# save first because save cedes	2244	# save first because save cedes
1897	$self->save;	2245	$self->save;
1898		2246
1899	my $lock = cf::lock_acquire "map_data:" . $self->path;	2247	my $lock = cf::lock_acquire "map_data:$self->{path}";
1900		2248
1901	return if $self->players;	2249	return if $self->players;
1902	return if $self->in_memory != cf::MAP_IN_MEMORY;	2250	return if $self->in_memory != cf::MAP_IN_MEMORY;
1903	return if $self->{deny_save};	2251	return if $self->{deny_save};
1904		2252
		2253	$self->in_memory (cf::MAP_SWAPPED);
		2254
		2255	$self->deactivate;
		2256	$_->clear_links_to ($self) for values %cf::MAP;
1905	$self->clear;	2257	$self->clear;
1906	$self->in_memory (cf::MAP_SWAPPED);
1907	}	2258	}
1908		2259
1909	sub reset_at {	2260	sub reset_at {
1910	my ($self) = @_;	2261	my ($self) = @_;
1911		2262
…		…
1943	if $uniq;	2294	if $uniq;
1944	}	2295	}
1945		2296
1946	delete $cf::MAP{$self->path};	2297	delete $cf::MAP{$self->path};
1947		2298
		2299	$self->deactivate;
		2300	$_->clear_links_to ($self) for values %cf::MAP;
1948	$self->clear;	2301	$self->clear;
1949
1950	$_->clear_links_to ($self) for values %cf::MAP;
1951		2302
1952	$self->unlink_save;	2303	$self->unlink_save;
1953	$self->destroy;	2304	$self->destroy;
1954	}	2305	}
1955		2306
1956	my $nuke_counter = "aaaa";	2307	my $nuke_counter = "aaaa";
1957		2308
1958	sub nuke {	2309	sub nuke {
1959	my ($self) = @_;	2310	my ($self) = @_;
1960		2311
		2312	{
		2313	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2314
1961	delete $cf::MAP{$self->path};	2315	delete $cf::MAP{$self->path};
1962		2316
1963	$self->unlink_save;	2317	$self->unlink_save;
1964		2318
1965	bless $self, "cf::map";	2319	bless $self, "cf::map";
1966	delete $self->{deny_reset};	2320	delete $self->{deny_reset};
1967	$self->{deny_save} = 1;	2321	$self->{deny_save} = 1;
1968	$self->reset_timeout (1);	2322	$self->reset_timeout (1);
1969	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2323	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
1970		2324
1971	$cf::MAP{$self->path} = $self;	2325	$cf::MAP{$self->path} = $self;
		2326	}
1972		2327
1973	$self->reset; # polite request, might not happen	2328	$self->reset; # polite request, might not happen
1974	}	2329	}
1975		2330
1976	=item $maps = cf::map::tmp_maps	2331	=item $maps = cf::map::tmp_maps
…		…
2025	: ()	2380	: ()
2026	} @{ aio_readdir $UNIQUEDIR or [] }	2381	} @{ aio_readdir $UNIQUEDIR or [] }
2027	]	2382	]
2028	}	2383	}
2029		2384
2030	package cf;
2031
2032	=back	2385	=back
2033		2386
2034	=head3 cf::object	2387	=head3 cf::object
2035		2388
2036	=cut	2389	=cut
…		…
2050	map { $_, inv_recursive_ $_->inv } @_	2403	map { $_, inv_recursive_ $_->inv } @_
2051	}	2404	}
2052		2405
2053	sub inv_recursive {	2406	sub inv_recursive {
2054	inv_recursive_ inv $_[0]	2407	inv_recursive_ inv $_[0]
		2408	}
		2409
		2410	=item $ref = $ob->ref
		2411
		2412	creates and returns a persistent reference to an objetc that can be stored as a string.
		2413
		2414	=item $ob = cf::object::deref ($refstring)
		2415
		2416	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2417	even if the object actually exists. May block.
		2418
		2419	=cut
		2420
		2421	sub deref {
		2422	my ($ref) = @_;
		2423
		2424	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2425	my ($uuid, $name) = ($1, $2);
		2426	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2427	or return;
		2428	$pl->ob->uuid eq $uuid
		2429	or return;
		2430
		2431	$pl->ob
		2432	} else {
		2433	warn "$ref: cannot resolve object reference\n";
		2434	undef
		2435	}
2055	}	2436	}
2056		2437
2057	package cf;	2438	package cf;
2058		2439
2059	=back	2440	=back
…		…
2083		2464
2084	} else {	2465	} else {
2085	my $pl = $self->contr;	2466	my $pl = $self->contr;
2086		2467
2087	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2468	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2088	my $diag = $pl->{npc_dialog};	2469	my $dialog = $pl->{npc_dialog};
2089	$diag->{pl}->ext_reply (	2470	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2090	$diag->{id},
2091	msgtype => "reply",
2092	msg => $diag->{pl}->expand_cfpod ($msg),
2093	add_topics => []
2094	);
2095		2471
2096	} else {	2472	} else {
2097	$msg = $npc->name . " says: $msg" if $npc;	2473	$msg = $npc->name . " says: $msg" if $npc;
2098	$self->message ($msg, $flags);	2474	$self->message ($msg, $flags);
2099	}	2475	}
2100	}	2476	}
		2477	}
		2478
		2479	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2480
		2481	=cut
		2482
		2483	sub cf::object::send_msg {
		2484	my $pl = shift->contr
		2485	or return;
		2486	$pl->send_msg (@_);
2101	}	2487	}
2102		2488
2103	=item $player_object->may ("access")	2489	=item $player_object->may ("access")
2104		2490
2105	Returns wether the given player is authorized to access resource "access"	2491	Returns wether the given player is authorized to access resource "access"
…		…
2184	# use -1 or undef as default coordinates, not 0, 0	2570	# use -1 or undef as default coordinates, not 0, 0
2185	($x, $y) = ($map->enter_x, $map->enter_y)	2571	($x, $y) = ($map->enter_x, $map->enter_y)
2186	if $x <=0 && $y <= 0;	2572	if $x <=0 && $y <= 0;
2187		2573
2188	$map->load;	2574	$map->load;
2189	$map->load_diag;	2575	$map->load_neighbours;
2190		2576
2191	return unless $self->contr->active;	2577	return unless $self->contr->active;
2192	$self->activate_recursive;	2578	$self->activate_recursive;
2193		2579
2194	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2580	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2195	$self->enter_map ($map, $x, $y);	2581	$self->enter_map ($map, $x, $y);
2196	}	2582	}
2197		2583
2198	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2584	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2199		2585
2200	Moves the player to the given map-path and coordinates by first freezing	2586	Moves the player to the given map-path and coordinates by first freezing
2201	her, loading and preparing them map, calling the provided $check callback	2587	her, loading and preparing them map, calling the provided $check callback
2202	that has to return the map if sucecssful, and then unfreezes the player on	2588	that has to return the map if sucecssful, and then unfreezes the player on
2203	the new (success) or old (failed) map position.	2589	the new (success) or old (failed) map position. In either case, $done will
		2590	be called at the end of this process.
2204		2591
2205	=cut	2592	=cut
2206		2593
2207	our $GOTOGEN;	2594	our $GOTOGEN;
2208		2595
2209	sub cf::object::player::goto {	2596	sub cf::object::player::goto {
2210	my ($self, $path, $x, $y, $check) = @_;	2597	my ($self, $path, $x, $y, $check, $done) = @_;
2211		2598
2212	# do generation counting so two concurrent goto's will be executed in-order	2599	# do generation counting so two concurrent goto's will be executed in-order
2213	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2600	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2214		2601
2215	$self->enter_link;	2602	$self->enter_link;
2216		2603
2217	(async {	2604	(async {
		2605	$Coro::current->{desc} = "player::goto $path $x $y";
		2606
		2607	# *tag paths override both path and x|y
		2608	if ($path =~ /^\*(.*)$/) {
		2609	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2610	my $ob = $obs[rand @obs];
		2611
		2612	# see if we actually can go there
		2613	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2614	$ob = $obs[rand @obs];
		2615	} else {
		2616	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2617	}
		2618	# else put us there anyways for now #d#
		2619
		2620	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2621	} else {
		2622	($path, $x, $y) = (undef, undef, undef);
		2623	}
		2624	}
		2625
2218	my $map = eval {	2626	my $map = eval {
2219	my $map = cf::map::find $path;	2627	my $map = defined $path ? cf::map::find $path : undef;
2220		2628
2221	if ($map) {	2629	if ($map) {
2222	$map = $map->customise_for ($self);	2630	$map = $map->customise_for ($self);
2223	$map = $check->($map) if $check && $map;	2631	$map = $check->($map) if $check && $map;
2224	} else {	2632	} else {
2225	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2633	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2226	}	2634	}
2227		2635
2228	$map	2636	$map
2229	};	2637	};
2230		2638
…		…
2235		2643
2236	if ($gen == $self->{_goto_generation}) {	2644	if ($gen == $self->{_goto_generation}) {
2237	delete $self->{_goto_generation};	2645	delete $self->{_goto_generation};
2238	$self->leave_link ($map, $x, $y);	2646	$self->leave_link ($map, $x, $y);
2239	}	2647	}
		2648
		2649	$done->() if $done;
2240	})->prio (1);	2650	})->prio (1);
2241	}	2651	}
2242		2652
2243	=item $player_object->enter_exit ($exit_object)	2653	=item $player_object->enter_exit ($exit_object)
2244		2654
…		…
2281	$rmp->{origin_y} = $exit->y;	2691	$rmp->{origin_y} = $exit->y;
2282	}	2692	}
2283		2693
2284	$rmp->{random_seed} ||= $exit->random_seed;	2694	$rmp->{random_seed} ||= $exit->random_seed;
2285		2695
2286	my $data = cf::to_json $rmp;	2696	my $data = cf::encode_json $rmp;
2287	my $md5 = Digest::MD5::md5_hex $data;	2697	my $md5 = Digest::MD5::md5_hex $data;
2288	my $meta = "$RANDOMDIR/$md5.meta";	2698	my $meta = "$RANDOMDIR/$md5.meta";
2289		2699
2290	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2700	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2291	aio_write $fh, 0, (length $data), $data, 0;	2701	aio_write $fh, 0, (length $data), $data, 0;
…		…
2313	my $hp = $exit->stats->hp;	2723	my $hp = $exit->stats->hp;
2314	my $sp = $exit->stats->sp;	2724	my $sp = $exit->stats->sp;
2315		2725
2316	$self->enter_link;	2726	$self->enter_link;
2317		2727
		2728	# if exit is damned, update players death & WoR home-position
		2729	$self->contr->savebed ($slaying, $hp, $sp)
		2730	if $exit->flag (FLAG_DAMNED);
		2731
2318	(async {	2732	(async {
		2733	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";
		2734
2319	$self->deactivate_recursive; # just to be sure	2735	$self->deactivate_recursive; # just to be sure
2320	unless (eval {	2736	unless (eval {
2321	$self->goto ($slaying, $hp, $sp);	2737	$self->goto ($slaying, $hp, $sp);
2322		2738
2323	1;	2739	1;
…		…
2349		2765
2350	utf8::encode $text;	2766	utf8::encode $text;
2351	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2767	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2352	}	2768	}
2353		2769
2354	=item $client->send_msg ($color, $type, $msg, [extra...])	2770	=item $client->send_msg ($channel, $msg, $color, [extra...])
2355		2771
2356	Send a drawinfo or msg packet to the client, formatting the msg for the	2772	Send a drawinfo or msg packet to the client, formatting the msg for the
2357	client if neccessary. C<$type> should be a string identifying the type of	2773	client if neccessary. C<$type> should be a string identifying the type of
2358	the message, with C<log> being the default. If C<$color> is negative, suppress	2774	the message, with C<log> being the default. If C<$color> is negative, suppress
2359	the message unless the client supports the msg packet.	2775	the message unless the client supports the msg packet.
2360		2776
2361	=cut	2777	=cut
2362		2778
		2779	# non-persistent channels (usually the info channel)
		2780	our %CHANNEL = (
		2781	"c/identify" => {
		2782	id => "infobox",
		2783	title => "Identify",
		2784	reply => undef,
		2785	tooltip => "Items recently identified",
		2786	},
		2787	"c/examine" => {
		2788	id => "infobox",
		2789	title => "Examine",
		2790	reply => undef,
		2791	tooltip => "Signs and other items you examined",
		2792	},
		2793	"c/book" => {
		2794	id => "infobox",
		2795	title => "Book",
		2796	reply => undef,
		2797	tooltip => "The contents of a note or book",
		2798	},
		2799	"c/lookat" => {
		2800	id => "infobox",
		2801	title => "Look",
		2802	reply => undef,
		2803	tooltip => "What you saw there",
		2804	},
		2805	"c/who" => {
		2806	id => "infobox",
		2807	title => "Players",
		2808	reply => undef,
		2809	tooltip => "Shows players who are currently online",
		2810	},
		2811	"c/body" => {
		2812	id => "infobox",
		2813	title => "Body Parts",
		2814	reply => undef,
		2815	tooltip => "Shows which body parts you posess and are available",
		2816	},
		2817	"c/uptime" => {
		2818	id => "infobox",
		2819	title => "Uptime",
		2820	reply => undef,
		2821	tooltip => "How long the server has been running since last restart",
		2822	},
		2823	"c/mapinfo" => {
		2824	id => "infobox",
		2825	title => "Map Info",
		2826	reply => undef,
		2827	tooltip => "Information related to the maps",
		2828	},
		2829	);
		2830
2363	sub cf::client::send_msg {	2831	sub cf::client::send_msg {
2364	my ($self, $color, $type, $msg, @extra) = @_;	2832	my ($self, $channel, $msg, $color, @extra) = @_;
2365		2833
2366	$msg = $self->pl->expand_cfpod ($msg);	2834	$msg = $self->pl->expand_cfpod ($msg);
2367		2835
		2836	$color &= cf::NDI_CLIENT_MASK; # just in case...
		2837
		2838	# check predefined channels, for the benefit of C
		2839	if ($CHANNEL{$channel}) {
		2840	$channel = $CHANNEL{$channel};
		2841
		2842	$self->ext_msg (channel_info => $channel)
		2843	if $self->can_msg;
		2844
		2845	$channel = $channel->{id};
		2846
		2847	} elsif (ref $channel) {
		2848	# send meta info to client, if not yet sent
		2849	unless (exists $self->{channel}{$channel->{id}}) {
		2850	$self->{channel}{$channel->{id}} = $channel;
		2851	$self->ext_msg (channel_info => $channel)
		2852	if $self->can_msg;
		2853	}
		2854
		2855	$channel = $channel->{id};
		2856	}
		2857
		2858	return unless @extra || length $msg;
		2859
2368	if ($self->can_msg) {	2860	if ($self->can_msg) {
2369	$self->send_packet ("msg " . cf::to_json [$color, $type, $msg, @extra]);	2861	# default colour, mask it out
		2862	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
		2863	if $color & cf::NDI_DEF;
		2864
		2865	$self->send_packet ("msg " . $self->{json_coder}->encode (
		2866	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));
2370	} else {	2867	} else {
2371	# replace some tags by gcfclient-compatible ones
2372	for ($msg) {
2373	1 while
2374	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2375	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2376	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2377	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2378	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${1}[\/color]/;
2379	}
2380
2381	if ($color >= 0) {	2868	if ($color >= 0) {
		2869	# replace some tags by gcfclient-compatible ones
		2870	for ($msg) {
		2871	1 while
		2872	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
		2873	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
		2874	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
		2875	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
		2876	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
		2877	}
		2878
		2879	$color &= cf::NDI_COLOR_MASK;
		2880
		2881	utf8::encode $msg;
		2882
2382	if (0 && $msg =~ /\[/) {	2883	if (0 && $msg =~ /\[/) {
		2884	# COMMAND/INFO
2383	$self->send_packet ("drawextinfo $color 4 0 $msg")	2885	$self->send_packet ("drawextinfo $color 10 8 $msg")
2384	} else {	2886	} else {
2385	s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	2887	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2386	$self->send_packet ("drawinfo $color $msg")	2888	$self->send_packet ("drawinfo $color $msg")
2387	}	2889	}
2388	}	2890	}
2389	}	2891	}
2390	}	2892	}
2391		2893
2392	=item $client->ext_event ($type, %msg)	2894	=item $client->ext_msg ($type, @msg)
2393		2895
2394	Sends an exti event to the client.	2896	Sends an ext event to the client.
2395		2897
2396	=cut	2898	=cut
2397		2899
2398	sub cf::client::ext_event($$%) {	2900	sub cf::client::ext_msg($$@) {
2399	my ($self, $type, %msg) = @_;	2901	my ($self, $type, @msg) = @_;
2400		2902
		2903	if ($self->extcmd == 2) {
		2904	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2905	} elsif ($self->extcmd == 1) { # TODO: remove
2401	$msg{msgtype} = "event_$type";	2906	push @msg, msgtype => "event_$type";
2402	$self->send_packet ("ext " . cf::to_json \%msg);	2907	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2908	}
		2909	}
		2910
		2911	=item $client->ext_reply ($msgid, @msg)
		2912
		2913	Sends an ext reply to the client.
		2914
		2915	=cut
		2916
		2917	sub cf::client::ext_reply($$@) {
		2918	my ($self, $id, @msg) = @_;
		2919
		2920	if ($self->extcmd == 2) {
		2921	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2922	} elsif ($self->extcmd == 1) {
		2923	#TODO: version 1, remove
		2924	unshift @msg, msgtype => "reply", msgid => $id;
		2925	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2926	}
2403	}	2927	}
2404		2928
2405	=item $success = $client->query ($flags, "text", \&cb)	2929	=item $success = $client->query ($flags, "text", \&cb)
2406		2930
2407	Queues a query to the client, calling the given callback with	2931	Queues a query to the client, calling the given callback with
2408	the reply text on a reply. flags can be C<cf::CS_QUERY_YESNO>,	2932	the reply text on a reply. flags can be C<cf::CS_QUERY_YESNO>,
2409	C<cf::CS_QUERY_SINGLECHAR> or C<cf::CS_QUERY_HIDEINPUT> or C<0>.	2933	C<cf::CS_QUERY_SINGLECHAR> or C<cf::CS_QUERY_HIDEINPUT> or C<0>.
2410		2934
2411	Queries can fail, so check the return code. Or don't, as queries will become	2935	Queries can fail, so check the return code. Or don't, as queries will
2412	reliable at some point in the future.	2936	become reliable at some point in the future.
2413		2937
2414	=cut	2938	=cut
2415		2939
2416	sub cf::client::query {	2940	sub cf::client::query {
2417	my ($self, $flags, $text, $cb) = @_;	2941	my ($self, $flags, $text, $cb) = @_;
…		…
2425	utf8::encode $text;	2949	utf8::encode $text;
2426	push @{ $self->{query_queue} }, [(sprintf "query %d %s", $flags, $text), $cb];	2950	push @{ $self->{query_queue} }, [(sprintf "query %d %s", $flags, $text), $cb];
2427		2951
2428	$self->send_packet ($self->{query_queue}[0][0])	2952	$self->send_packet ($self->{query_queue}[0][0])
2429	if @{ $self->{query_queue} } == 1;	2953	if @{ $self->{query_queue} } == 1;
		2954
		2955	1
2430	}	2956	}
2431		2957
2432	cf::client->attach (	2958	cf::client->attach (
		2959	on_connect => sub {
		2960	my ($ns) = @_;
		2961
		2962	$ns->{json_coder} = JSON::XS->new->utf8->max_size (1e6)->convert_blessed;
		2963	},
2433	on_reply => sub {	2964	on_reply => sub {
2434	my ($ns, $msg) = @_;	2965	my ($ns, $msg) = @_;
2435		2966
2436	# this weird shuffling is so that direct followup queries	2967	# this weird shuffling is so that direct followup queries
2437	# get handled first	2968	# get handled first
…		…
2449	} else {	2980	} else {
2450	$ns->state (ST_PLAYING) if $ns->state == ST_CUSTOM;	2981	$ns->state (ST_PLAYING) if $ns->state == ST_CUSTOM;
2451	}	2982	}
2452	}	2983	}
2453	},	2984	},
		2985	on_exticmd => sub {
		2986	my ($ns, $buf) = @_;
		2987
		2988	my $msg = eval { $ns->{json_coder}->decode ($buf) };
		2989
		2990	if (ref $msg) {
		2991	my ($type, $reply, @payload) =
		2992	"ARRAY" eq ref $msg
		2993	? @$msg
		2994	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		2995
		2996	my @reply;
		2997
		2998	if (my $cb = $EXTICMD{$type}) {
		2999	@reply = $cb->($ns, @payload);
		3000	}
		3001
		3002	$ns->ext_reply ($reply, @reply)
		3003	if $reply;
		3004
		3005	} else {
		3006	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
		3007	}
		3008
		3009	cf::override;
		3010	},
2454	);	3011	);
2455		3012
2456	=item $client->async (\&cb)	3013	=item $client->async (\&cb)
2457		3014
2458	Create a new coroutine, running the specified callback. The coroutine will	3015	Create a new coroutine, running the specified callback. The coroutine will
…		…
2499	our $safe = new Safe "safe";	3056	our $safe = new Safe "safe";
2500	our $safe_hole = new Safe::Hole;	3057	our $safe_hole = new Safe::Hole;
2501		3058
2502	$SIG{FPE} = 'IGNORE';	3059	$SIG{FPE} = 'IGNORE';
2503		3060
2504	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3061	$safe->permit_only (Opcode::opset qw(
		3062	:base_core :base_mem :base_orig :base_math
		3063	grepstart grepwhile mapstart mapwhile
		3064	sort time
		3065	));
2505		3066
2506	# here we export the classes and methods available to script code	3067	# here we export the classes and methods available to script code
2507		3068
2508	=pod	3069	=pod
2509		3070
2510	The following functions and methods are available within a safe environment:	3071	The following functions and methods are available within a safe environment:
2511		3072
2512	cf::object contr pay_amount pay_player map	3073	cf::object
		3074	contr pay_amount pay_player map x y force_find force_add destroy
		3075	insert remove name archname title slaying race decrease_ob_nr
		3076
2513	cf::object::player player	3077	cf::object::player
2514	cf::player peaceful	3078	player
2515	cf::map trigger	3079
		3080	cf::player
		3081	peaceful
		3082
		3083	cf::map
		3084	trigger
2516		3085
2517	=cut	3086	=cut
2518		3087
2519	for (	3088	for (
2520	["cf::object" => qw(contr pay_amount pay_player map)],	3089	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
		3090	insert remove inv name archname title slaying race
		3091	decrease_ob_nr destroy)],
2521	["cf::object::player" => qw(player)],	3092	["cf::object::player" => qw(player)],
2522	["cf::player" => qw(peaceful)],	3093	["cf::player" => qw(peaceful)],
2523	["cf::map" => qw(trigger)],	3094	["cf::map" => qw(trigger)],
2524	) {	3095	) {
2525	no strict 'refs';	3096	no strict 'refs';
…		…
2601	# the server's init and main functions	3172	# the server's init and main functions
2602		3173
2603	sub load_facedata($) {	3174	sub load_facedata($) {
2604	my ($path) = @_;	3175	my ($path) = @_;
2605		3176
		3177	# HACK to clear player env face cache, we need some signal framework
		3178	# for this (global event?)
		3179	%ext::player_env::MUSIC_FACE_CACHE = ();
		3180
		3181	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3182
2606	warn "loading facedata from $path\n";	3183	warn "loading facedata from $path\n";
2607		3184
2608	my $facedata;	3185	my $facedata;
2609	0 < aio_load $path, $facedata	3186	0 < aio_load $path, $facedata
2610	or die "$path: $!";	3187	or die "$path: $!";
…		…
2612	$facedata = Coro::Storable::thaw $facedata;	3189	$facedata = Coro::Storable::thaw $facedata;
2613		3190
2614	$facedata->{version} == 2	3191	$facedata->{version} == 2
2615	or cf::cleanup "$path: version mismatch, cannot proceed.";	3192	or cf::cleanup "$path: version mismatch, cannot proceed.";
2616		3193
		3194	# patch in the exptable
		3195	$facedata->{resource}{"res/exp_table"} = {
		3196	type => FT_RSRC,
		3197	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3198	};
		3199	cf::cede_to_tick;
		3200
2617	{	3201	{
2618	my $faces = $facedata->{faceinfo};	3202	my $faces = $facedata->{faceinfo};
2619		3203
2620	while (my ($face, $info) = each %$faces) {	3204	while (my ($face, $info) = each %$faces) {
2621	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3205	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3206
2622	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3207	cf::face::set_visibility $idx, $info->{visibility};
		3208	cf::face::set_magicmap $idx, $info->{magicmap};
2623	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3209	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2624	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3210	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2625	Coro::cede;	3211
		3212	cf::cede_to_tick;
2626	}	3213	}
2627		3214
2628	while (my ($face, $info) = each %$faces) {	3215	while (my ($face, $info) = each %$faces) {
2629	next unless $info->{smooth};	3216	next unless $info->{smooth};
		3217
2630	my $idx = cf::face::find $face	3218	my $idx = cf::face::find $face
2631	or next;	3219	or next;
		3220
2632	if (my $smooth = cf::face::find $info->{smooth}) {	3221	if (my $smooth = cf::face::find $info->{smooth}) {
		3222	cf::face::set_smooth $idx, $smooth;
2633	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3223	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2634	} else {	3224	} else {
2635	warn "smooth face '$info->{smooth}' not found for face '$face'";	3225	warn "smooth face '$info->{smooth}' not found for face '$face'";
2636	}	3226	}
2637	Coro::cede;	3227
		3228	cf::cede_to_tick;
2638	}	3229	}
2639	}	3230	}
2640		3231
2641	{	3232	{
2642	my $anims = $facedata->{animinfo};	3233	my $anims = $facedata->{animinfo};
2643		3234
2644	while (my ($anim, $info) = each %$anims) {	3235	while (my ($anim, $info) = each %$anims) {
2645	cf::anim::set $anim, $info->{frames}, $info->{facings};	3236	cf::anim::set $anim, $info->{frames}, $info->{facings};
2646	Coro::cede;	3237	cf::cede_to_tick;
2647	}	3238	}
2648		3239
2649	cf::anim::invalidate_all; # d'oh	3240	cf::anim::invalidate_all; # d'oh
2650	}	3241	}
2651		3242
		3243	{
		3244	# TODO: for gcfclient pleasure, we should give resources
		3245	# that gcfclient doesn't grok a >10000 face index.
		3246	my $res = $facedata->{resource};
		3247
		3248	while (my ($name, $info) = each %$res) {
		3249	if (defined $info->{type}) {
		3250	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3251	my $data;
		3252
		3253	if ($info->{type} & 1) {
		3254	# prepend meta info
		3255
		3256	my $meta = $enc->encode ({
		3257	name => $name,
		3258	%{ $info->{meta} || {} },
		3259	});
		3260
		3261	$data = pack "(w/a*)*", $meta, $info->{data};
		3262	} else {
		3263	$data = $info->{data};
		3264	}
		3265
		3266	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3267	cf::face::set_type $idx, $info->{type};
		3268	} else {
		3269	$RESOURCE{$name} = $info;
		3270	}
		3271
		3272	cf::cede_to_tick;
		3273	}
		3274	}
		3275
		3276	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3277
2652	1	3278	1
2653	}	3279	}
2654		3280
		3281	cf::global->attach (on_resource_update => sub {
		3282	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3283	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3284
		3285	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3286	my $sound = $soundconf->{compat}[$_]
		3287	or next;
		3288
		3289	my $face = cf::face::find "sound/$sound->[1]";
		3290	cf::sound::set $sound->[0] => $face;
		3291	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3292	}
		3293
		3294	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3295	my $face = cf::face::find "sound/$v";
		3296	cf::sound::set $k => $face;
		3297	}
		3298	}
		3299	});
		3300
		3301	register_exticmd fx_want => sub {
		3302	my ($ns, $want) = @_;
		3303
		3304	while (my ($k, $v) = each %$want) {
		3305	$ns->fx_want ($k, $v);
		3306	}
		3307	};
		3308
2655	sub reload_regions {	3309	sub reload_regions {
		3310	# HACK to clear player env face cache, we need some signal framework
		3311	# for this (global event?)
		3312	%ext::player_env::MUSIC_FACE_CACHE = ();
		3313
2656	load_resource_file "$MAPDIR/regions"	3314	load_resource_file "$MAPDIR/regions"
2657	or die "unable to load regions file\n";	3315	or die "unable to load regions file\n";
		3316
		3317	for (cf::region::list) {
		3318	$_->{match} = qr/$_->{match}/
		3319	if exists $_->{match};
		3320	}
2658	}	3321	}
2659		3322
2660	sub reload_facedata {	3323	sub reload_facedata {
2661	load_facedata "$DATADIR/facedata"	3324	load_facedata "$DATADIR/facedata"
2662	or die "unable to load facedata\n";	3325	or die "unable to load facedata\n";
2663	}	3326	}
2664		3327
2665	sub reload_archetypes {	3328	sub reload_archetypes {
		3329	load_resource_file "$DATADIR/archetypes"
		3330	or die "unable to load archetypes\n";
		3331	#d# NEED to laod twice to resolve forward references
		3332	# this really needs to be done in an extra post-pass
		3333	# (which needs to be synchronous, so solve it differently)
2666	load_resource_file "$DATADIR/archetypes"	3334	load_resource_file "$DATADIR/archetypes"
2667	or die "unable to load archetypes\n";	3335	or die "unable to load archetypes\n";
2668	}	3336	}
2669		3337
2670	sub reload_treasures {	3338	sub reload_treasures {
…		…
2686		3354
2687	sub init {	3355	sub init {
2688	reload_resources;	3356	reload_resources;
2689	}	3357	}
2690		3358
2691	sub cfg_load {	3359	sub reload_config {
2692	open my $fh, "<:utf8", "$CONFDIR/config"	3360	open my $fh, "<:utf8", "$CONFDIR/config"
2693	or return;	3361	or return;
2694		3362
2695	local $/;	3363	local $/;
2696	*CFG = YAML::Syck::Load <$fh>;	3364	*CFG = YAML::Load <$fh>;
2697		3365
2698	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3366	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2699		3367
2700	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3368	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2701	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3369	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2712	sub main {	3380	sub main {
2713	# we must not ever block the main coroutine	3381	# we must not ever block the main coroutine
2714	local $Coro::idle = sub {	3382	local $Coro::idle = sub {
2715	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3383	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2716	(async {	3384	(async {
2717	Event::one_event;	3385	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3386	EV::loop EV::LOOP_ONESHOT;
2718	})->prio (Coro::PRIO_MAX);	3387	})->prio (Coro::PRIO_MAX);
2719	};	3388	};
2720		3389
2721	cfg_load;	3390	reload_config;
2722	db_init;	3391	db_init;
2723	load_extensions;	3392	load_extensions;
2724		3393
2725	$TICK_WATCHER->start;	3394	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3395	evthread_start IO::AIO::poll_fileno;
2726	Event::loop;	3396	EV::loop;
2727	}	3397	}
2728		3398
2729	#############################################################################	3399	#############################################################################
2730	# initialisation and cleanup	3400	# initialisation and cleanup
2731		3401
2732	# install some emergency cleanup handlers	3402	# install some emergency cleanup handlers
2733	BEGIN {	3403	BEGIN {
		3404	our %SIGWATCHER = ();
2734	for my $signal (qw(INT HUP TERM)) {	3405	for my $signal (qw(INT HUP TERM)) {
2735	Event->signal (	3406	$SIGWATCHER{$signal} = EV::signal $signal, sub {
2736	reentrant => 0,
2737	data => WF_AUTOCANCEL,
2738	signal => $signal,
2739	prio => 0,
2740	cb => sub {
2741	cf::cleanup "SIG$signal";	3407	cf::cleanup "SIG$signal";
2742	},
2743	);	3408	};
2744	}	3409	}
2745	}	3410	}
2746		3411
2747	sub write_runtime {	3412	sub write_runtime_sync {
2748	my $runtime = "$LOCALDIR/runtime";	3413	my $runtime = "$LOCALDIR/runtime";
2749		3414
2750	# first touch the runtime file to show we are still running:	3415	# first touch the runtime file to show we are still running:
2751	# the fsync below can take a very very long time.	3416	# the fsync below can take a very very long time.
2752		3417
…		…
2778	and return;	3443	and return;
2779		3444
2780	warn "runtime file written.\n";	3445	warn "runtime file written.\n";
2781		3446
2782	1	3447	1
		3448	}
		3449
		3450	our $uuid_lock;
		3451	our $uuid_skip;
		3452
		3453	sub write_uuid_sync($) {
		3454	$uuid_skip ||= $_[0];
		3455
		3456	return if $uuid_lock;
		3457	local $uuid_lock = 1;
		3458
		3459	my $uuid = "$LOCALDIR/uuid";
		3460
		3461	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3462	or return;
		3463
		3464	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3465	$uuid_skip = 0;
		3466
		3467	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3468	and return;
		3469
		3470	# always fsync - this file is important
		3471	aio_fsync $fh
		3472	and return;
		3473
		3474	close $fh
		3475	or return;
		3476
		3477	aio_rename "$uuid~", $uuid
		3478	and return;
		3479
		3480	warn "uuid file written ($value).\n";
		3481
		3482	1
		3483
		3484	}
		3485
		3486	sub write_uuid($$) {
		3487	my ($skip, $sync) = @_;
		3488
		3489	$sync ? write_uuid_sync $skip
		3490	: async { write_uuid_sync $skip };
2783	}	3491	}
2784		3492
2785	sub emergency_save() {	3493	sub emergency_save() {
2786	my $freeze_guard = cf::freeze_mainloop;	3494	my $freeze_guard = cf::freeze_mainloop;
2787		3495
…		…
2793	# and maps saved/destroyed asynchronously.	3501	# and maps saved/destroyed asynchronously.
2794	warn "begin emergency player save\n";	3502	warn "begin emergency player save\n";
2795	for my $login (keys %cf::PLAYER) {	3503	for my $login (keys %cf::PLAYER) {
2796	my $pl = $cf::PLAYER{$login} or next;	3504	my $pl = $cf::PLAYER{$login} or next;
2797	$pl->valid or next;	3505	$pl->valid or next;
		3506	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2798	$pl->save;	3507	$pl->save;
2799	}	3508	}
2800	warn "end emergency player save\n";	3509	warn "end emergency player save\n";
2801		3510
2802	warn "begin emergency map save\n";	3511	warn "begin emergency map save\n";
…		…
2808	warn "end emergency map save\n";	3517	warn "end emergency map save\n";
2809		3518
2810	warn "begin emergency database checkpoint\n";	3519	warn "begin emergency database checkpoint\n";
2811	BDB::db_env_txn_checkpoint $DB_ENV;	3520	BDB::db_env_txn_checkpoint $DB_ENV;
2812	warn "end emergency database checkpoint\n";	3521	warn "end emergency database checkpoint\n";
		3522
		3523	warn "begin write uuid\n";
		3524	write_uuid_sync 1;
		3525	warn "end write uuid\n";
2813	};	3526	};
2814		3527
2815	warn "leave emergency perl save\n";	3528	warn "leave emergency perl save\n";
2816	}	3529	}
2817		3530
…		…
2832	warn "reloading...";	3545	warn "reloading...";
2833		3546
2834	warn "entering sync_job";	3547	warn "entering sync_job";
2835		3548
2836	cf::sync_job {	3549	cf::sync_job {
2837	cf::write_runtime; # external watchdog should not bark	3550	cf::write_runtime_sync; # external watchdog should not bark
2838	cf::emergency_save;	3551	cf::emergency_save;
2839	cf::write_runtime; # external watchdog should not bark	3552	cf::write_runtime_sync; # external watchdog should not bark
2840		3553
2841	warn "syncing database to disk";	3554	warn "syncing database to disk";
2842	BDB::db_env_txn_checkpoint $DB_ENV;	3555	BDB::db_env_txn_checkpoint $DB_ENV;
2843		3556
2844	# if anything goes wrong in here, we should simply crash as we already saved	3557	# if anything goes wrong in here, we should simply crash as we already saved
2845
2846	warn "cancelling all WF_AUTOCANCEL watchers";
2847	for (Event::all_watchers) {
2848	$_->cancel if $_->data & WF_AUTOCANCEL;
2849	}
2850		3558
2851	warn "flushing outstanding aio requests";	3559	warn "flushing outstanding aio requests";
2852	for (;;) {	3560	for (;;) {
2853	BDB::flush;	3561	BDB::flush;
2854	IO::AIO::flush;	3562	IO::AIO::flush;
2855	Coro::cede;	3563	Coro::cede_notself;
2856	last unless IO::AIO::nreqs || BDB::nreqs;	3564	last unless IO::AIO::nreqs || BDB::nreqs;
2857	warn "iterate...";	3565	warn "iterate...";
2858	}	3566	}
2859		3567
2860	++$RELOAD;	3568	++$RELOAD;
…		…
2864	%EXT_CORO = ();	3572	%EXT_CORO = ();
2865		3573
2866	warn "removing commands";	3574	warn "removing commands";
2867	%COMMAND = ();	3575	%COMMAND = ();
2868		3576
2869	warn "removing ext commands";	3577	warn "removing ext/exti commands";
2870	%EXTCMD = ();	3578	%EXTCMD = ();
		3579	%EXTICMD = ();
2871		3580
2872	warn "unloading/nuking all extensions";	3581	warn "unloading/nuking all extensions";
2873	for my $pkg (@EXTS) {	3582	for my $pkg (@EXTS) {
2874	warn "... unloading $pkg";	3583	warn "... unloading $pkg";
2875		3584
…		…
2918	warn "reloading cf.pm";	3627	warn "reloading cf.pm";
2919	require cf;	3628	require cf;
2920	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3629	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2921		3630
2922	warn "loading config and database again";	3631	warn "loading config and database again";
2923	cf::cfg_load;	3632	cf::reload_config;
2924		3633
2925	warn "loading extensions";	3634	warn "loading extensions";
2926	cf::load_extensions;	3635	cf::load_extensions;
2927		3636
2928	warn "reattaching attachments to objects/players";	3637	warn "reattaching attachments to objects/players";
…		…
2935	warn "leaving sync_job";	3644	warn "leaving sync_job";
2936		3645
2937	1	3646	1
2938	} or do {	3647	} or do {
2939	warn $@;	3648	warn $@;
2940	warn "error while reloading, exiting.";	3649	cf::cleanup "error while reloading, exiting.";
2941	exit 1;
2942	};	3650	};
2943		3651
2944	warn "reloaded";	3652	warn "reloaded";
2945	};	3653	};
2946		3654
…		…
2948		3656
2949	sub reload_perl() {	3657	sub reload_perl() {
2950	# doing reload synchronously and two reloads happen back-to-back,	3658	# doing reload synchronously and two reloads happen back-to-back,
2951	# coro crashes during coro_state_free->destroy here.	3659	# coro crashes during coro_state_free->destroy here.
2952		3660
2953	$RELOAD_WATCHER ||= Event->timer (	3661	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
2954	reentrant => 0,
2955	after => 0,
2956	data => WF_AUTOCANCEL,
2957	cb => sub {
2958	do_reload_perl;	3662	do_reload_perl;
2959	undef $RELOAD_WATCHER;	3663	undef $RELOAD_WATCHER;
2960	},
2961	);	3664	};
2962	}	3665	}
2963		3666
2964	register_command "reload" => sub {	3667	register_command "reload" => sub {
2965	my ($who, $arg) = @_;	3668	my ($who, $arg) = @_;
2966		3669
2967	if ($who->flag (FLAG_WIZ)) {	3670	if ($who->flag (FLAG_WIZ)) {
2968	$who->message ("reloading server.");	3671	$who->message ("reloading server.");
		3672	async {
		3673	$Coro::current->{desc} = "perl_reload";
2969	async { reload_perl };	3674	reload_perl;
		3675	};
2970	}	3676	}
2971	};	3677	};
2972		3678
2973	unshift @INC, $LIBDIR;	3679	unshift @INC, $LIBDIR;
2974		3680
…		…
2976		3682
2977	our @WAIT_FOR_TICK;	3683	our @WAIT_FOR_TICK;
2978	our @WAIT_FOR_TICK_BEGIN;	3684	our @WAIT_FOR_TICK_BEGIN;
2979		3685
2980	sub wait_for_tick {	3686	sub wait_for_tick {
2981	return unless $TICK_WATCHER->is_active;	3687	return if tick_inhibit;
2982	return if $Coro::current == $Coro::main;	3688	return if $Coro::current == $Coro::main;
2983		3689
2984	my $signal = new Coro::Signal;	3690	my $signal = new Coro::Signal;
2985	push @WAIT_FOR_TICK, $signal;	3691	push @WAIT_FOR_TICK, $signal;
2986	$signal->wait;	3692	$signal->wait;
2987	}	3693	}
2988		3694
2989	sub wait_for_tick_begin {	3695	sub wait_for_tick_begin {
2990	return unless $TICK_WATCHER->is_active;	3696	return if tick_inhibit;
2991	return if $Coro::current == $Coro::main;	3697	return if $Coro::current == $Coro::main;
2992		3698
2993	my $signal = new Coro::Signal;	3699	my $signal = new Coro::Signal;
2994	push @WAIT_FOR_TICK_BEGIN, $signal;	3700	push @WAIT_FOR_TICK_BEGIN, $signal;
2995	$signal->wait;	3701	$signal->wait;
2996	}	3702	}
2997		3703
2998	my $min = 1e6;#d#	3704	sub tick {
2999	my $avg = 10;
3000	$TICK_WATCHER = Event->timer (
3001	reentrant => 0,
3002	parked => 1,
3003	prio => 0,
3004	at => $NEXT_TICK || $TICK,
3005	data => WF_AUTOCANCEL,
3006	cb => sub {
3007	if ($Coro::current != $Coro::main) {	3705	if ($Coro::current != $Coro::main) {
3008	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3706	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3009	unless ++$bug_warning > 10;	3707	unless ++$bug_warning > 10;
3010	return;	3708	return;
3011	}	3709	}
3012		3710
3013	$NOW = $tick_start = Event::time;
3014
3015	cf::server_tick; # one server iteration	3711	cf::server_tick; # one server iteration
3016		3712
3017	0 && sync_job {#d#	3713	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3018	for(1..10) {	3714	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3019	my $t = Event::time;	3715	Coro::async_pool {
3020	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3716	$Coro::current->{desc} = "runtime saver";
3021	or die;	3717	write_runtime_sync
3022		3718	or warn "ERROR: unable to write runtime file: $!";
3023	$map->width (50);
3024	$map->height (50);
3025	$map->alloc;
3026	$map->_load_objects ("/tmp/x.map", 1);
3027	my $t = Event::time - $t;
3028
3029	#next unless $t < 0.0013;#d#
3030	if ($t < $min) {
3031	$min = $t;
3032	}
3033	$avg = $avg * 0.99 + $t * 0.01;
3034	}
3035	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3036	exit 0;
3037	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3038	};	3719	};
		3720	}
3039		3721
3040	$RUNTIME += $TICK;
3041	$NEXT_TICK += $TICK;
3042
3043	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3044	$NEXT_RUNTIME_WRITE = $NOW + 10;
3045	Coro::async_pool {
3046	write_runtime
3047	or warn "ERROR: unable to write runtime file: $!";
3048	};
3049	}
3050
3051	# my $AFTER = Event::time;
3052	# warn $AFTER - $NOW;#d#
3053
3054	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3722	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3055	$sig->send;	3723	$sig->send;
3056	}	3724	}
3057	while (my $sig = shift @WAIT_FOR_TICK) {	3725	while (my $sig = shift @WAIT_FOR_TICK) {
3058	$sig->send;	3726	$sig->send;
3059	}	3727	}
3060		3728
3061	$NOW = Event::time;	3729	$LOAD = ($NOW - $TICK_START) / $TICK;
3062
3063	# if we are delayed by four ticks or more, skip them all
3064	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3065
3066	$TICK_WATCHER->at ($NEXT_TICK);
3067	$TICK_WATCHER->start;
3068
3069	$LOAD = ($NOW - $tick_start) / $TICK;
3070	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3730	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3071		3731
3072	_post_tick;	3732	if (0) {
3073		3733	if ($NEXT_TICK) {
3074		3734	my $jitter = $TICK_START - $NEXT_TICK;
		3735	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3736	warn "jitter $JITTER\n";#d#
		3737	}
3075	},	3738	}
3076	);	3739	}
3077		3740
3078	{	3741	{
3079	BDB::max_poll_time $TICK * 0.1;	3742	# configure BDB
3080	$BDB_POLL_WATCHER = Event->io (	3743
3081	reentrant => 0,
3082	fd => BDB::poll_fileno,
3083	poll => 'r',
3084	prio => 0,
3085	data => WF_AUTOCANCEL,
3086	cb => \&BDB::poll_cb,
3087	);
3088	BDB::min_parallel 8;	3744	BDB::min_parallel 8;
3089		3745	BDB::max_poll_reqs $TICK * 0.1;
3090	BDB::set_sync_prepare {	3746	$Coro::BDB::WATCHER->priority (1);
3091	my $status;
3092	my $current = $Coro::current;
3093	(
3094	sub {
3095	$status = $!;
3096	$current->ready; undef $current;
3097	},
3098	sub {
3099	Coro::schedule while defined $current;
3100	$! = $status;
3101	},
3102	)
3103	};
3104		3747
3105	unless ($DB_ENV) {	3748	unless ($DB_ENV) {
3106	$DB_ENV = BDB::db_env_create;	3749	$DB_ENV = BDB::db_env_create;
		3750	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
		3751	| BDB::LOG_AUTOREMOVE, 1);
		3752	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3753	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3107		3754
3108	cf::sync_job {	3755	cf::sync_job {
3109	eval {	3756	eval {
3110	BDB::db_env_open	3757	BDB::db_env_open
3111	$DB_ENV,	3758	$DB_ENV,
…		…
3113	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3760	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3114	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3761	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3115	0666;	3762	0666;
3116		3763
3117	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3764	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3118
3119	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3120	$DB_ENV->set_lk_detect;
3121	};	3765	};
3122		3766
3123	cf::cleanup "db_env_open(db): $@" if $@;	3767	cf::cleanup "db_env_open(db): $@" if $@;
3124	};	3768	};
3125	}	3769	}
		3770
		3771	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3772	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3773	};
		3774	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3775	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3776	};
		3777	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3778	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3779	};
3126	}	3780	}
3127		3781
3128	{	3782	{
		3783	# configure IO::AIO
		3784
3129	IO::AIO::min_parallel 8;	3785	IO::AIO::min_parallel 8;
3130
3131	undef $Coro::AIO::WATCHER;
3132	IO::AIO::max_poll_time $TICK * 0.1;	3786	IO::AIO::max_poll_time $TICK * 0.1;
3133	$AIO_POLL_WATCHER = Event->io (	3787	$Coro::AIO::WATCHER->priority (1);
3134	reentrant => 0,
3135	data => WF_AUTOCANCEL,
3136	fd => IO::AIO::poll_fileno,
3137	poll => 'r',
3138	prio => 6,
3139	cb => \&IO::AIO::poll_cb,
3140	);
3141	}	3788	}
3142		3789
3143	my $_log_backtrace;	3790	my $_log_backtrace;
3144		3791
3145	sub _log_backtrace {	3792	sub _log_backtrace {
…		…
3149		3796
3150	# limit the # of concurrent backtraces	3797	# limit the # of concurrent backtraces
3151	if ($_log_backtrace < 2) {	3798	if ($_log_backtrace < 2) {
3152	++$_log_backtrace;	3799	++$_log_backtrace;
3153	async {	3800	async {
		3801	$Coro::current->{desc} = "abt $msg";
		3802
3154	my @bt = fork_call {	3803	my @bt = fork_call {
3155	@addr = map { sprintf "%x", $_ } @addr;	3804	@addr = map { sprintf "%x", $_ } @addr;
3156	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3805	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3157	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3806	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3158	or die "addr2line: $!";	3807	or die "addr2line: $!";

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