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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.282 by elmex, Tue Jun 19 18:15:34 2007 UTC vs.
Revision 1.441 by root, Sat Aug 30 05:19:03 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
		24	use 5.10.0;
3	use utf8;	25	use utf8;
4	use strict;	26	use strict "vars", "subs";
5		27
6	use Symbol;	28	use Symbol;
7	use List::Util;	29	use List::Util;
8	use Socket;	30	use Socket;
9	use Storable;	31	use EV;
10	use Event;
11	use Opcode;	32	use Opcode;
12	use Safe;	33	use Safe;
13	use Safe::Hole;	34	use Safe::Hole;
		35	use Storable ();
14		36
15	use Coro 3.61 ();	37	use Coro ();
16	use Coro::State;	38	use Coro::State;
17	use Coro::Handle;	39	use Coro::Handle;
		40	use Coro::EV;
18	use Coro::Event;	41	use Coro::AnyEvent;
19	use Coro::Timer;	42	use Coro::Timer;
20	use Coro::Signal;	43	use Coro::Signal;
21	use Coro::Semaphore;	44	use Coro::Semaphore;
		45	use Coro::AnyEvent;
22	use Coro::AIO;	46	use Coro::AIO;
		47	use Coro::BDB 1.6;
23	use Coro::Storable;	48	use Coro::Storable;
		49	use Coro::Util ();
24		50
		51	use JSON::XS 2.01 ();
25	use BDB ();	52	use BDB ();
26	use Data::Dumper;	53	use Data::Dumper;
27	use Digest::MD5;	54	use Digest::MD5;
28	use Fcntl;	55	use Fcntl;
29	use YAML::Syck ();	56	use YAML ();
30	use IO::AIO 2.32 ();	57	use IO::AIO ();
31	use Time::HiRes;	58	use Time::HiRes;
32	use Compress::LZF;	59	use Compress::LZF;
		60	use Digest::MD5 ();
		61
		62	AnyEvent::detect;
33		63
34	# configure various modules to our taste	64	# configure various modules to our taste
35	#	65	#
36	$Storable::canonical = 1; # reduce rsync transfers	66	$Storable::canonical = 1; # reduce rsync transfers
37	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	67	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	68	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
39		69
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	70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
46		71
47	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	72	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
48		73
49	our %COMMAND = ();	74	our %COMMAND = ();
50	our %COMMAND_TIME = ();	75	our %COMMAND_TIME = ();
51		76
52	our @EXTS = (); # list of extension package names	77	our @EXTS = (); # list of extension package names
53	our %EXTCMD = ();	78	our %EXTCMD = ();
		79	our %EXTICMD = ();
54	our %EXT_CORO = (); # coroutines bound to extensions	80	our %EXT_CORO = (); # coroutines bound to extensions
55	our %EXT_MAP = (); # pluggable maps	81	our %EXT_MAP = (); # pluggable maps
56		82
57	our $RELOAD; # number of reloads so far	83	our $RELOAD; # number of reloads so far
58	our @EVENT;	84	our @EVENT;
…		…
66	our $TMPDIR = "$LOCALDIR/" . tmpdir;	92	our $TMPDIR = "$LOCALDIR/" . tmpdir;
67	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	93	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
68	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	94	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
69	our $RANDOMDIR = "$LOCALDIR/random";	95	our $RANDOMDIR = "$LOCALDIR/random";
70	our $BDBDIR = "$LOCALDIR/db";	96	our $BDBDIR = "$LOCALDIR/db";
		97	our %RESOURCE;
71		98
72	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	99	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
73	our $TICK_WATCHER;
74	our $AIO_POLL_WATCHER;
75	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	100	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
76	our $NEXT_TICK;	101	our $NEXT_TICK;
77	our $NOW;
78	our $USE_FSYNC = 1; # use fsync to write maps - default off	102	our $USE_FSYNC = 1; # use fsync to write maps - default off
79		103
		104	our $BDB_DEADLOCK_WATCHER;
		105	our $BDB_CHECKPOINT_WATCHER;
80	our $BDB_POLL_WATCHER;	106	our $BDB_TRICKLE_WATCHER;
81	our $DB_ENV;	107	our $DB_ENV;
82		108
83	our %CFG;	109	our %CFG;
84		110
85	our $UPTIME; $UPTIME ||= time;	111	our $UPTIME; $UPTIME ||= time;
86	our $RUNTIME;	112	our $RUNTIME;
		113	our $NOW;
87		114
88	our %PLAYER; # all users	115	our (%PLAYER, %PLAYER_LOADING); # all users
89	our %MAP; # all maps	116	our (%MAP, %MAP_LOADING ); # all maps
90	our $LINK_MAP; # the special {link} map, which is always available	117	our $LINK_MAP; # the special {link} map, which is always available
91		118
92	# used to convert map paths into valid unix filenames by replacing / by ∕	119	# used to convert map paths into valid unix filenames by replacing / by ∕
93	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	120	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
94		121
95	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	122	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
96	our $LOADAVG; # same thing, but with alpha-smoothing	123	our $LOADAVG; # same thing, but with alpha-smoothing
		124	our $JITTER; # average jitter
97	our $tick_start; # for load detecting purposes	125	our $TICK_START; # for load detecting purposes
98		126
99	binmode STDOUT;	127	binmode STDOUT;
100	binmode STDERR;	128	binmode STDERR;
101		129
102	# read virtual server time, if available	130	# read virtual server time, if available
…		…
155		183
156	The raw value load value from the last tick.	184	The raw value load value from the last tick.
157		185
158	=item %cf::CFG	186	=item %cf::CFG
159		187
160	Configuration for the server, loaded from C</etc/crossfire/config>, or	188	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
161	from wherever your confdir points to.	189	from wherever your confdir points to.
162		190
163	=item cf::wait_for_tick, cf::wait_for_tick_begin	191	=item cf::wait_for_tick, cf::wait_for_tick_begin
164		192
165	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	193	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	194	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.	195	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
168		196
		197	=item @cf::INVOKE_RESULTS
		198
		199	This array contains the results of the last C<invoke ()> call. When
		200	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
		201	that call.
		202
169	=back	203	=back
170		204
171	=cut	205	=cut
172		206
173	BEGIN {	207	BEGIN {
…		…
177	$msg .= "\n"	211	$msg .= "\n"
178	unless $msg =~ /\n$/;	212	unless $msg =~ /\n$/;
179		213
180	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	214	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
181		215
182	utf8::encode $msg;
183	LOG llevError, $msg;	216	LOG llevError, $msg;
184	};	217	};
185	}	218	}
		219
		220	$Coro::State::DIEHOOK = sub {
		221	return unless $^S eq 0; # "eq", not "=="
		222
		223	if ($Coro::current == $Coro::main) {#d#
		224	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		225	return;#d#
		226	}#d#
		227
		228	# kill coroutine otherwise
		229	warn Carp::longmess $_[0];
		230	Coro::terminate
		231	};
		232
		233	$SIG{__DIE__} = sub { }; #d#?
186		234
187	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	235	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
188	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	236	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
189	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	237	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
190	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	238	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
197	for my $pkg (qw(	245	for my $pkg (qw(
198	cf::global cf::attachable	246	cf::global cf::attachable
199	cf::object cf::object::player	247	cf::object cf::object::player
200	cf::client cf::player	248	cf::client cf::player
201	cf::arch cf::living	249	cf::arch cf::living
		250	cf::map cf::mapspace
202	cf::map cf::party cf::region	251	cf::party cf::region
203	)) {	252	)) {
204	no strict 'refs';
205	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	253	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
206	}	254	}
207		255
208	$Event::DIED = sub {	256	$EV::DIED = sub {
209	warn "error in event callback: @_";	257	warn "error in event callback: @_";
210	};	258	};
211		259
212	#############################################################################	260	#############################################################################
213		261
…		…
236	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	284	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
237	$d	285	$d
238	} || "[unable to dump $_[0]: '$@']";	286	} || "[unable to dump $_[0]: '$@']";
239	}	287	}
240		288
241	use JSON::XS qw(to_json from_json); # TODO# replace by JSON::PC once working
242
243	=item $ref = cf::from_json $json	289	=item $ref = cf::decode_json $json
244		290
245	Converts a JSON string into the corresponding perl data structure.	291	Converts a JSON string into the corresponding perl data structure.
246		292
247	=item $json = cf::to_json $ref	293	=item $json = cf::encode_json $ref
248		294
249	Converts a perl data structure into its JSON representation.	295	Converts a perl data structure into its JSON representation.
		296
		297	=cut
		298
		299	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
		300
		301	sub encode_json($) { $json_coder->encode ($_[0]) }
		302	sub decode_json($) { $json_coder->decode ($_[0]) }
250		303
251	=item cf::lock_wait $string	304	=item cf::lock_wait $string
252		305
253	Wait until the given lock is available. See cf::lock_acquire.	306	Wait until the given lock is available. See cf::lock_acquire.
254		307
…		…
257	Wait until the given lock is available and then acquires it and returns	310	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,	311	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	312	for example when the coroutine gets canceled), the lock is automatically
260	returned.	313	returned.
261		314
		315	Locks are *not* recursive, locking from the same coro twice results in a
		316	deadlocked coro.
		317
262	Lock names should begin with a unique identifier (for example, cf::map::find	318	Lock names should begin with a unique identifier (for example, cf::map::find
263	uses map_find and cf::map::load uses map_load).	319	uses map_find and cf::map::load uses map_load).
264		320
265	=item $locked = cf::lock_active $string	321	=item $locked = cf::lock_active $string
266		322
267	Return true if the lock is currently active, i.e. somebody has locked it.	323	Return true if the lock is currently active, i.e. somebody has locked it.
268		324
269	=cut	325	=cut
270		326
271	our %LOCK;	327	our %LOCK;
		328	our %LOCKER;#d#
272		329
273	sub lock_wait($) {	330	sub lock_wait($) {
274	my ($key) = @_;	331	my ($key) = @_;
		332
		333	if ($LOCKER{$key} == $Coro::current) {#d#
		334	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
		335	return;#d#
		336	}#d#
275		337
276	# wait for lock, if any	338	# wait for lock, if any
277	while ($LOCK{$key}) {	339	while ($LOCK{$key}) {
278	push @{ $LOCK{$key} }, $Coro::current;	340	push @{ $LOCK{$key} }, $Coro::current;
279	Coro::schedule;	341	Coro::schedule;
…		…
285		347
286	# wait, to be sure we are not locked	348	# wait, to be sure we are not locked
287	lock_wait $key;	349	lock_wait $key;
288		350
289	$LOCK{$key} = [];	351	$LOCK{$key} = [];
		352	$LOCKER{$key} = $Coro::current;#d#
290		353
291	Coro::guard {	354	Coro::guard {
		355	delete $LOCKER{$key};#d#
292	# wake up all waiters, to be on the safe side	356	# wake up all waiters, to be on the safe side
293	$_->ready for @{ delete $LOCK{$key} };	357	$_->ready for @{ delete $LOCK{$key} };
294	}	358	}
295	}	359	}
296		360
…		…
299		363
300	! ! $LOCK{$key}	364	! ! $LOCK{$key}
301	}	365	}
302		366
303	sub freeze_mainloop {	367	sub freeze_mainloop {
304	return unless $TICK_WATCHER->is_active;	368	tick_inhibit_inc;
305		369
306	my $guard = Coro::guard {	370	Coro::guard \&tick_inhibit_dec;
307	$TICK_WATCHER->start;	371	}
		372
		373	=item cf::periodic $interval, $cb
		374
		375	Like EV::periodic, but randomly selects a starting point so that the actions
		376	get spread over timer.
		377
		378	=cut
		379
		380	sub periodic($$) {
		381	my ($interval, $cb) = @_;
		382
		383	my $start = rand List::Util::min 180, $interval;
		384
		385	EV::periodic $start, $interval, 0, $cb
		386	}
		387
		388	=item cf::get_slot $time[, $priority[, $name]]
		389
		390	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		391	This call blocks and returns only when you have at least C<$time> seconds
		392	of cpu time till the next tick. The slot is only valid till the next cede.
		393
		394	The optional C<$name> can be used to identify the job to run. It might be
		395	used for statistical purposes and should identify the same time-class.
		396
		397	Useful for short background jobs.
		398
		399	=cut
		400
		401	our @SLOT_QUEUE;
		402	our $SLOT_QUEUE;
		403
		404	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		405	$SLOT_QUEUE = Coro::async {
		406	$Coro::current->desc ("timeslot manager");
		407
		408	my $signal = new Coro::Signal;
		409
		410	while () {
		411	next_job:
		412	my $avail = cf::till_tick;
		413	if ($avail > 0.01) {
		414	for (0 .. $#SLOT_QUEUE) {
		415	if ($SLOT_QUEUE[$_][0] < $avail) {
		416	my $job = splice @SLOT_QUEUE, $_, 1, ();
		417	$job->[2]->send;
		418	Coro::cede;
		419	goto next_job;
		420	}
		421	}
		422	}
		423
		424	if (@SLOT_QUEUE) {
		425	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		426	push @cf::WAIT_FOR_TICK, $signal;
		427	$signal->wait;
		428	} else {
		429	Coro::schedule;
		430	}
308	};	431	}
309	$TICK_WATCHER->stop;	432	};
310	$guard	433
		434	sub get_slot($;$$) {
		435	return if tick_inhibit || $Coro::current == $Coro::main;
		436
		437	my ($time, $pri, $name) = @_;
		438
		439	$time = $TICK * .6 if $time > $TICK * .6;
		440	my $sig = new Coro::Signal;
		441
		442	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		443	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		444	$SLOT_QUEUE->ready;
		445	$sig->wait;
311	}	446	}
312		447
313	=item cf::async { BLOCK }	448	=item cf::async { BLOCK }
314		449
315	Currently the same as Coro::async_pool, meaning you cannot use	450	Currently the same as Coro::async_pool, meaning you cannot use
…		…
320		455
321	BEGIN { *async = \&Coro::async_pool }	456	BEGIN { *async = \&Coro::async_pool }
322		457
323	=item cf::sync_job { BLOCK }	458	=item cf::sync_job { BLOCK }
324		459
325	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	460	The design of Deliantra requires that the main coroutine ($Coro::main)
326	is always able to handle events or runnable, as Crossfire TRT is only	461	is always able to handle events or runnable, as Deliantra is only
327	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	462	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
328	acceptable.	463	acceptable.
329		464
330	If it must be done, put the blocking parts into C<sync_job>. This will run	465	If it must be done, put the blocking parts into C<sync_job>. This will run
331	the given BLOCK in another coroutine while waiting for the result. The	466	the given BLOCK in another coroutine while waiting for the result. The
…		…
336		471
337	sub sync_job(&) {	472	sub sync_job(&) {
338	my ($job) = @_;	473	my ($job) = @_;
339		474
340	if ($Coro::current == $Coro::main) {	475	if ($Coro::current == $Coro::main) {
341	my $time = Event::time;	476	my $time = EV::time;
342		477
343	# this is the main coro, too bad, we have to block	478	# this is the main coro, too bad, we have to block
344	# till the operation succeeds, freezing the server :/	479	# till the operation succeeds, freezing the server :/
345		480
346	# TODO: use suspend/resume instead	481	LOG llevError, Carp::longmess "sync job";#d#
347	# (but this is cancel-safe)	482
348	my $freeze_guard = freeze_mainloop;	483	my $freeze_guard = freeze_mainloop;
349		484
350	my $busy = 1;	485	my $busy = 1;
351	my @res;	486	my @res;
352		487
353	(async {	488	(async {
		489	$Coro::current->desc ("sync job coro");
354	@res = eval { $job->() };	490	@res = eval { $job->() };
355	warn $@ if $@;	491	warn $@ if $@;
356	undef $busy;	492	undef $busy;
357	})->prio (Coro::PRIO_MAX);	493	})->prio (Coro::PRIO_MAX);
358		494
359	while ($busy) {	495	while ($busy) {
360	Coro::cede or Event::one_event;	496	if (Coro::nready) {
		497	Coro::cede_notself;
		498	} else {
		499	EV::loop EV::LOOP_ONESHOT;
361	}	500	}
		501	}
362		502
363	$time = Event::time - $time;	503	my $time = EV::time - $time;
364		504
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	505	$TICK_START += $time; # do not account sync jobs to server load
369		506
370	wantarray ? @res : $res[0]	507	wantarray ? @res : $res[0]
371	} else {	508	} else {
372	# we are in another coroutine, how wonderful, everything just works	509	# we are in another coroutine, how wonderful, everything just works
373		510
…		…
398	=item fork_call { }, $args	535	=item fork_call { }, $args
399		536
400	Executes the given code block with the given arguments in a seperate	537	Executes the given code block with the given arguments in a seperate
401	process, returning the results. Everything must be serialisable with	538	process, returning the results. Everything must be serialisable with
402	Coro::Storable. May, of course, block. Note that the executed sub may	539	Coro::Storable. May, of course, block. Note that the executed sub may
403	never block itself or use any form of Event handling.	540	never block itself or use any form of event handling.
404		541
405	=cut	542	=cut
406		543
407	sub fork_call(&@) {	544	sub fork_call(&@) {
408	my ($cb, @args) = @_;	545	my ($cb, @args) = @_;
409		546
410	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	547	# we seemingly have to make a local copy of the whole thing,
411	# or die "socketpair: $!";	548	# otherwise perl prematurely frees the stuff :/
412	pipe my $fh1, my $fh2	549	# TODO: investigate and fix (likely this will be rather laborious)
413	or die "pipe: $!";
414		550
415	if (my $pid = fork) {	551	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;	552	reset_signals;
428	local $SIG{__WARN__};	553	&$cb
429	local $SIG{__DIE__};	554	}, @args;
430	eval {
431	close $fh1;
432		555
433	my @res = eval { $cb->(@args) };	556	wantarray ? @res : $res[-1]
434	syswrite $fh2, Coro::Storable::freeze +($@ ? \"$@" : \@res);	557	}
435	};
436		558
437	warn $@ if $@;	559	=item $coin = coin_from_name $name
438	_exit 0;	560
439	}	561	=cut
		562
		563	our %coin_alias = (
		564	"silver" => "silvercoin",
		565	"silvercoin" => "silvercoin",
		566	"silvercoins" => "silvercoin",
		567	"gold" => "goldcoin",
		568	"goldcoin" => "goldcoin",
		569	"goldcoins" => "goldcoin",
		570	"platinum" => "platinacoin",
		571	"platinumcoin" => "platinacoin",
		572	"platinumcoins" => "platinacoin",
		573	"platina" => "platinacoin",
		574	"platinacoin" => "platinacoin",
		575	"platinacoins" => "platinacoin",
		576	"royalty" => "royalty",
		577	"royalties" => "royalty",
		578	);
		579
		580	sub coin_from_name($) {
		581	$coin_alias{$_[0]}
		582	? cf::arch::find $coin_alias{$_[0]}
		583	: undef
440	}	584	}
441		585
442	=item $value = cf::db_get $family => $key	586	=item $value = cf::db_get $family => $key
443		587
444	Returns a single value from the environment database.	588	Returns a single value from the environment database.
…		…
446	=item cf::db_put $family => $key => $value	590	=item cf::db_put $family => $key => $value
447		591
448	Stores the given C<$value> in the family. It can currently store binary	592	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).	593	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
450		594
		595	=item $db = cf::db_table "name"
		596
		597	Create and/or open a new database table. The string must not be "db" and must be unique
		598	within each server.
		599
451	=cut	600	=cut
		601
		602	sub db_table($) {
		603	my ($name) = @_;
		604	my $db = BDB::db_create $DB_ENV;
		605
		606	eval {
		607	$db->set_flags (BDB::CHKSUM);
		608
		609	utf8::encode $name;
		610	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		611	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		612	cf::cleanup "db_open(db): $!" if $!;
		613	};
		614	cf::cleanup "db_open(db): $@" if $@;
		615
		616	$db
		617	}
452		618
453	our $DB;	619	our $DB;
454		620
455	sub db_init {	621	sub db_init {
456	unless ($DB) {
457	$DB = BDB::db_create $DB_ENV;
458
459	cf::sync_job {	622	cf::sync_job {
460	eval {	623	$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	}	624	};
470	}	625	}
471		626
472	sub db_get($$) {	627	sub db_get($$) {
473	my $key = "$_[0]/$_[1]";	628	my $key = "$_[0]/$_[1]";
474		629
…		…
524	if (1) {	679	if (1) {
525	$md5 =	680	$md5 =
526	join "\x00",	681	join "\x00",
527	$processversion,	682	$processversion,
528	map {	683	map {
529	Coro::cede;	684	cf::cede_to_tick;
530	($src->[$_], Digest::MD5::md5_hex $data[$_])	685	($src->[$_], Digest::MD5::md5_hex $data[$_])
531	} 0.. $#$src;	686	} 0.. $#$src;
532		687
533		688
534	my $dbmd5 = db_get cache => "$id/md5";	689	my $dbmd5 = db_get cache => "$id/md5";
…		…
578	attach callbacks/event handlers (a collection of which is called an "attachment")	733	attach callbacks/event handlers (a collection of which is called an "attachment")
579	to it. All such attachable objects support the following methods.	734	to it. All such attachable objects support the following methods.
580		735
581	In the following description, CLASS can be any of C<global>, C<object>	736	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	737	C<player>, C<client> or C<map> (i.e. the attachable objects in
583	Crossfire TRT).	738	Deliantra).
584		739
585	=over 4	740	=over 4
586		741
587	=item $attachable->attach ($attachment, key => $value...)	742	=item $attachable->attach ($attachment, key => $value...)
588		743
…		…
840	";	995	";
841	die if $@;	996	die if $@;
842	}	997	}
843		998
844	our $override;	999	our $override;
845	our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals?	1000	our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
846		1001
847	sub override {	1002	sub override {
848	$override = 1;	1003	$override = 1;
849	@invoke_results = ();	1004	@INVOKE_RESULTS = (@_);
850	}	1005	}
851		1006
852	sub do_invoke {	1007	sub do_invoke {
853	my $event = shift;	1008	my $event = shift;
854	my $callbacks = shift;	1009	my $callbacks = shift;
855		1010
856	@invoke_results = ();	1011	@INVOKE_RESULTS = ();
857		1012
858	local $override;	1013	local $override;
859		1014
860	for (@$callbacks) {	1015	for (@$callbacks) {
861	eval { &{$_->[1]} };	1016	eval { &{$_->[1]} };
…		…
870	}	1025	}
871		1026
872	0	1027	0
873	}	1028	}
874		1029
875	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1030	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
876		1031
877	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1032	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
878		1033
879	Generate an object-specific event with the given arguments.	1034	Generate an object-specific event with the given arguments.
880		1035
881	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be	1036	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	1037	removed in future versions), and there is no public API to access override
883	results (if you must, access C<@cf::invoke_results> directly).	1038	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
884		1039
885	=back	1040	=back
886		1041
887	=cut	1042	=cut
888		1043
889	#############################################################################	1044	#############################################################################
890	# object support	1045	# object support
		1046
		1047	sub _object_equal($$);
		1048	sub _object_equal($$) {
		1049	my ($a, $b) = @_;
		1050
		1051	return 0 unless (ref $a) eq (ref $b);
		1052
		1053	if ("HASH" eq ref $a) {
		1054	my @ka = keys %$a;
		1055	my @kb = keys %$b;
		1056
		1057	return 0 if @ka != @kb;
		1058
		1059	for (0 .. $#ka) {
		1060	return 0 unless $ka[$_] eq $kb[$_];
		1061	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1062	}
		1063
		1064	} elsif ("ARRAY" eq ref $a) {
		1065
		1066	return 0 if @$a != @$b;
		1067
		1068	for (0 .. $#$a) {
		1069	return 0 unless _object_equal $a->[$_], $b->[$_];
		1070	}
		1071
		1072	} elsif ($a ne $b) {
		1073	return 0;
		1074	}
		1075
		1076	1
		1077	}
		1078
		1079	our $SLOW_MERGES;#d#
		1080	sub _can_merge {
		1081	my ($ob1, $ob2) = @_;
		1082
		1083	++$SLOW_MERGES;#d#
		1084
		1085	# we do the slow way here
		1086	return _object_equal $ob1, $ob2
		1087	}
891		1088
892	sub reattach {	1089	sub reattach {
893	# basically do the same as instantiate, without calling instantiate	1090	# basically do the same as instantiate, without calling instantiate
894	my ($obj) = @_;	1091	my ($obj) = @_;
895		1092
		1093	# no longer needed after getting rid of delete_package?
896	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1094	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
897		1095
898	my $registry = $obj->registry;	1096	my $registry = $obj->registry;
899		1097
900	@$registry = ();	1098	@$registry = ();
901		1099
…		…
916	cf::attachable->attach (	1114	cf::attachable->attach (
917	prio => -1000000,	1115	prio => -1000000,
918	on_instantiate => sub {	1116	on_instantiate => sub {
919	my ($obj, $data) = @_;	1117	my ($obj, $data) = @_;
920		1118
921	$data = from_json $data;	1119	$data = decode_json $data;
922		1120
923	for (@$data) {	1121	for (@$data) {
924	my ($name, $args) = @$_;	1122	my ($name, $args) = @$_;
925		1123
926	$obj->attach ($name, %{$args || {} });	1124	$obj->attach ($name, %{$args || {} });
…		…
942	sub object_freezer_save {	1140	sub object_freezer_save {
943	my ($filename, $rdata, $objs) = @_;	1141	my ($filename, $rdata, $objs) = @_;
944		1142
945	sync_job {	1143	sync_job {
946	if (length $$rdata) {	1144	if (length $$rdata) {
		1145	utf8::decode (my $decname = $filename);
947	warn sprintf "saving %s (%d,%d)\n",	1146	warn sprintf "saving %s (%d,%d)\n",
948	$filename, length $$rdata, scalar @$objs;	1147	$decname, length $$rdata, scalar @$objs;
949		1148
950	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1149	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
951	chmod SAVE_MODE, $fh;	1150	aio_chmod $fh, SAVE_MODE;
952	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1151	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
953	aio_fsync $fh if $cf::USE_FSYNC;	1152	aio_fsync $fh if $cf::USE_FSYNC;
954	close $fh;	1153	aio_close $fh;
955		1154
956	if (@$objs) {	1155	if (@$objs) {
957	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1156	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
958	chmod SAVE_MODE, $fh;	1157	aio_chmod $fh, SAVE_MODE;
959	my $data = Storable::nfreeze { version => 1, objs => $objs };	1158	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
960	aio_write $fh, 0, (length $data), $data, 0;	1159	aio_write $fh, 0, (length $data), $data, 0;
961	aio_fsync $fh if $cf::USE_FSYNC;	1160	aio_fsync $fh if $cf::USE_FSYNC;
962	close $fh;	1161	aio_close $fh;
963	aio_rename "$filename.pst~", "$filename.pst";	1162	aio_rename "$filename.pst~", "$filename.pst";
964	}	1163	}
965	} else {	1164	} else {
966	aio_unlink "$filename.pst";	1165	aio_unlink "$filename.pst";
967	}	1166	}
…		…
972	}	1171	}
973	} else {	1172	} else {
974	aio_unlink $filename;	1173	aio_unlink $filename;
975	aio_unlink "$filename.pst";	1174	aio_unlink "$filename.pst";
976	}	1175	}
977	}	1176	};
978	}	1177	}
979		1178
980	sub object_freezer_as_string {	1179	sub object_freezer_as_string {
981	my ($rdata, $objs) = @_;	1180	my ($rdata, $objs) = @_;
982		1181
…		…
994	or return;	1193	or return;
995		1194
996	unless (aio_stat "$filename.pst") {	1195	unless (aio_stat "$filename.pst") {
997	(aio_load "$filename.pst", $av) >= 0	1196	(aio_load "$filename.pst", $av) >= 0
998	or return;	1197	or return;
		1198
999	$av = eval { (Storable::thaw $av)->{objs} };	1199	my $st = eval { Coro::Storable::thaw $av };
		1200	$av = $st->{objs};
1000	}	1201	}
1001		1202
		1203	utf8::decode (my $decname = $filename);
1002	warn sprintf "loading %s (%d)\n",	1204	warn sprintf "loading %s (%d,%d)\n",
1003	$filename, length $data, scalar @{$av || []};	1205	$decname, length $data, scalar @{$av || []};
		1206
1004	return ($data, $av);	1207	($data, $av)
1005	}	1208	}
1006		1209
1007	=head2 COMMAND CALLBACKS	1210	=head2 COMMAND CALLBACKS
1008		1211
1009	=over 4	1212	=over 4
…		…
1029	push @{ $COMMAND{$name} }, [$caller, $cb];	1232	push @{ $COMMAND{$name} }, [$caller, $cb];
1030	}	1233	}
1031		1234
1032	=item cf::register_extcmd $name => \&callback($pl,$packet);	1235	=item cf::register_extcmd $name => \&callback($pl,$packet);
1033		1236
1034	Register a callback fro execution when the client sends an extcmd packet.	1237	Register a callback for execution when the client sends an (synchronous)
		1238	extcmd packet. Ext commands will be processed in the order they are
		1239	received by the server, like other user commands. The first argument is
		1240	the logged-in player. Ext commands can only be processed after a player
		1241	has logged in successfully.
1035		1242
1036	If the callback returns something, it is sent back as if reply was being	1243	If the callback returns something, it is sent back as if reply was being
1037	called.	1244	called.
1038		1245
		1246	=item cf::register_exticmd $name => \&callback($ns,$packet);
		1247
		1248	Register a callback for execution when the client sends an (asynchronous)
		1249	exticmd packet. Exti commands are processed by the server as soon as they
		1250	are received, i.e. out of order w.r.t. other commands. The first argument
		1251	is a client socket. Exti commands can be received anytime, even before
		1252	log-in.
		1253
		1254	If the callback returns something, it is sent back as if reply was being
		1255	called.
		1256
1039	=cut	1257	=cut
1040		1258
1041	sub register_extcmd {	1259	sub register_extcmd {
1042	my ($name, $cb) = @_;	1260	my ($name, $cb) = @_;
1043		1261
1044	$EXTCMD{$name} = $cb;	1262	$EXTCMD{$name} = $cb;
		1263	}
		1264
		1265	sub register_exticmd {
		1266	my ($name, $cb) = @_;
		1267
		1268	$EXTICMD{$name} = $cb;
1045	}	1269	}
1046		1270
1047	cf::player->attach (	1271	cf::player->attach (
1048	on_command => sub {	1272	on_command => sub {
1049	my ($pl, $name, $params) = @_;	1273	my ($pl, $name, $params) = @_;
…		…
1058	cf::override;	1282	cf::override;
1059	},	1283	},
1060	on_extcmd => sub {	1284	on_extcmd => sub {
1061	my ($pl, $buf) = @_;	1285	my ($pl, $buf) = @_;
1062		1286
1063	my $msg = eval { from_json $buf };	1287	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1064		1288
1065	if (ref $msg) {	1289	if (ref $msg) {
		1290	my ($type, $reply, @payload) =
		1291	"ARRAY" eq ref $msg
		1292	? @$msg
		1293	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1294
		1295	my @reply;
		1296
1066	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1297	if (my $cb = $EXTCMD{$type}) {
1067	if (my %reply = $cb->($pl, $msg)) {	1298	@reply = $cb->($pl, @payload);
1068	$pl->ext_reply ($msg->{msgid}, %reply);
1069	}
1070	}	1299	}
		1300
		1301	$pl->ext_reply ($reply, @reply)
		1302	if $reply;
		1303
1071	} else {	1304	} else {
1072	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1305	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1073	}	1306	}
1074		1307
1075	cf::override;	1308	cf::override;
…		…
1102		1335
1103	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1336	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1104	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1337	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1105		1338
1106	$ext{source} =	1339	$ext{source} =
1107	"package $pkg; use strict; use utf8;\n"	1340	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1108	. "#line 1 \"$path\"\n{\n"	1341	. "#line 1 \"$path\"\n{\n"
1109	. $source	1342	. $source
1110	. "\n};\n1";	1343	. "\n};\n1";
1111		1344
1112	$todo{$base} = \%ext;	1345	$todo{$base} = \%ext;
…		…
1128	my $msg = $@ ? "$v->{path}: $@\n"	1361	my $msg = $@ ? "$v->{path}: $@\n"
1129	: "$v->{base}: extension inactive.\n";	1362	: "$v->{base}: extension inactive.\n";
1130		1363
1131	if (exists $v->{meta}{mandatory}) {	1364	if (exists $v->{meta}{mandatory}) {
1132	warn $msg;	1365	warn $msg;
1133	warn "mandatory extension failed to load, exiting.\n";	1366	cf::cleanup "mandatory extension failed to load, exiting.";
1134	exit 1;
1135	}	1367	}
1136		1368
1137	warn $msg;	1369	warn $msg;
1138	}	1370	}
1139		1371
…		…
1164	use Coro::AIO;	1396	use Coro::AIO;
1165		1397
1166	=head3 cf::player	1398	=head3 cf::player
1167		1399
1168	=over 4	1400	=over 4
		1401
		1402	=item cf::player::num_playing
		1403
		1404	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1405
		1406	=cut
		1407
		1408	sub num_playing {
		1409	scalar grep
		1410	$_->ob->map
		1411	&& !$_->hidden
		1412	&& !$_->ob->flag (cf::FLAG_WIZ),
		1413	cf::player::list
		1414	}
1169		1415
1170	=item cf::player::find $login	1416	=item cf::player::find $login
1171		1417
1172	Returns the given player object, loading it if necessary (might block).	1418	Returns the given player object, loading it if necessary (might block).
1173		1419
…		…
1209	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1455	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1210	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1456	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1211	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1457	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1212	aio_unlink +(playerdir $login) . "/$login.pl";	1458	aio_unlink +(playerdir $login) . "/$login.pl";
1213		1459
1214	my $pl = load_pl path $login	1460	my $f = new_from_file cf::object::thawer path $login
1215	or return;	1461	or return;
		1462
		1463	my $pl = cf::player::load_pl $f
		1464	or return;
		1465
		1466	local $cf::PLAYER_LOADING{$login} = $pl;
		1467	$f->resolve_delayed_derefs;
1216	$cf::PLAYER{$login} = $pl	1468	$cf::PLAYER{$login} = $pl
1217	}	1469	}
1218	}	1470	}
1219	}	1471	}
1220		1472
…		…
1229	return if $pl->{deny_save};	1481	return if $pl->{deny_save};
1230		1482
1231	aio_mkdir playerdir $pl, 0770;	1483	aio_mkdir playerdir $pl, 0770;
1232	$pl->{last_save} = $cf::RUNTIME;	1484	$pl->{last_save} = $cf::RUNTIME;
1233		1485
		1486	cf::get_slot 0.01;
		1487
1234	$pl->save_pl ($path);	1488	$pl->save_pl ($path);
1235	Coro::cede;	1489	cf::cede_to_tick;
1236	}	1490	}
1237		1491
1238	sub new($) {	1492	sub new($) {
1239	my ($login) = @_;	1493	my ($login) = @_;
1240		1494
…		…
1246	$cf::PLAYER{$login} = $self;	1500	$cf::PLAYER{$login} = $self;
1247		1501
1248	$self	1502	$self
1249	}	1503	}
1250		1504
		1505	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1506
		1507	=cut
		1508
		1509	sub send_msg {
		1510	my $ns = shift->ns
		1511	or return;
		1512	$ns->send_msg (@_);
		1513	}
		1514
1251	=item $pl->quit_character	1515	=item $pl->quit_character
1252		1516
1253	Nukes the player without looking back. If logged in, the connection will	1517	Nukes the player without looking back. If logged in, the connection will
1254	be destroyed. May block for a long time.	1518	be destroyed. May block for a long time.
1255		1519
…		…
1263	$pl->{deny_save} = 1;	1527	$pl->{deny_save} = 1;
1264	$pl->password ("*"); # this should lock out the player until we nuked the dir	1528	$pl->password ("*"); # this should lock out the player until we nuked the dir
1265		1529
1266	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1530	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1267	$pl->deactivate;	1531	$pl->deactivate;
		1532	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1533	$pl->ob->check_score;
1268	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1534	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1269	$pl->ns->destroy if $pl->ns;	1535	$pl->ns->destroy if $pl->ns;
1270		1536
1271	my $path = playerdir $pl;	1537	my $path = playerdir $pl;
1272	my $temp = "$path~$cf::RUNTIME~deleting~";	1538	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1308	or return [];	1574	or return [];
1309		1575
1310	my @logins;	1576	my @logins;
1311		1577
1312	for my $login (@$dirs) {	1578	for my $login (@$dirs) {
		1579	my $path = path $login;
		1580
		1581	# a .pst is a dead give-away for a valid player
		1582	# if no pst file found, open and chekc for blocked users
		1583	if (aio_stat "$path.pst") {
1313	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1584	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1314	aio_read $fh, 0, 512, my $buf, 0 or next;	1585	aio_read $fh, 0, 512, my $buf, 0 or next;
1315	$buf !~ /^password -------------$/m or next; # official not-valid tag	1586	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1587	}
1316		1588
1317	utf8::decode $login;	1589	utf8::decode $login;
1318	push @logins, $login;	1590	push @logins, $login;
1319	}	1591	}
1320		1592
…		…
1347	}	1619	}
1348		1620
1349	\@paths	1621	\@paths
1350	}	1622	}
1351		1623
		1624	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)
		1625
		1626	Expand crossfire pod fragments into protocol xml.
		1627
		1628	=cut
		1629
		1630	use re 'eval';
		1631
		1632	my $group;
		1633	my $interior; $interior = qr{
		1634	# match a pod interior sequence sans C<< >>
		1635	(?:
		1636	\ (.*?)\ (?{ $group = $^N })
		1637	| < (??{$interior}) >
		1638	)
		1639	}x;
		1640
		1641	sub expand_cfpod {
		1642	my ($self, $pod) = @_;
		1643
		1644	my $xml;
		1645
		1646	while () {
		1647	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
		1648	$group = $1;
		1649
		1650	$group =~ s/&/&amp;/g;
		1651	$group =~ s/</&lt;/g;
		1652
		1653	$xml .= $group;
		1654	} elsif ($pod =~ m%\G
		1655	([BCGHITU])
		1656	<
		1657	(?:
		1658	([^<>]*) (?{ $group = $^N })
		1659	| < $interior >
		1660	)
		1661	>
		1662	%gcsx
		1663	) {
		1664	my ($code, $data) = ($1, $group);
		1665
		1666	if ($code eq "B") {
		1667	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
		1668	} elsif ($code eq "I") {
		1669	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
		1670	} elsif ($code eq "U") {
		1671	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
		1672	} elsif ($code eq "C") {
		1673	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
		1674	} elsif ($code eq "T") {
		1675	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
		1676	} elsif ($code eq "G") {
		1677	my ($male, $female) = split /\|/, $data;
		1678	$data = $self->gender ? $female : $male;
		1679	$xml .= expand_cfpod ($self, $data);
		1680	} elsif ($code eq "H") {
		1681	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
		1682	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
		1683	"")
		1684	[$self->{hintmode}];
		1685	} else {
		1686	$xml .= "error processing '$code($data)' directive";
		1687	}
		1688	} else {
		1689	if ($pod =~ /\G(.+)/) {
		1690	warn "parse error while expanding $pod (at $1)";
		1691	}
		1692	last;
		1693	}
		1694	}
		1695
		1696	for ($xml) {
		1697	# create single paragraphs (very hackish)
		1698	s/(?<=\S)\n(?=\w)/ /g;
		1699
		1700	# compress some whitespace
		1701	s/\s+\n/\n/g; # ws line-ends
		1702	s/\n\n+/\n/g; # double lines
		1703	s/^\n+//; # beginning lines
		1704	s/\n+$//; # ending lines
		1705	}
		1706
		1707	$xml
		1708	}
		1709
		1710	no re 'eval';
		1711
		1712	sub hintmode {
		1713	$_[0]{hintmode} = $_[1] if @_ > 1;
		1714	$_[0]{hintmode}
		1715	}
		1716
1352	=item $player->ext_reply ($msgid, %msg)	1717	=item $player->ext_reply ($msgid, @msg)
1353		1718
1354	Sends an ext reply to the player.	1719	Sends an ext reply to the player.
1355		1720
1356	=cut	1721	=cut
1357		1722
1358	sub ext_reply($$%) {	1723	sub ext_reply($$@) {
1359	my ($self, $id, %msg) = @_;	1724	my ($self, $id, @msg) = @_;
1360		1725
1361	$msg{msgid} = $id;	1726	$self->ns->ext_reply ($id, @msg)
1362
1363	$self->send ("ext " . cf::to_json \%msg);
1364	}	1727	}
1365		1728
1366	=item $player->ext_event ($type, %msg)	1729	=item $player->ext_msg ($type, @msg)
1367		1730
1368	Sends an ext event to the client.	1731	Sends an ext event to the client.
1369		1732
1370	=cut	1733	=cut
1371		1734
1372	sub ext_event($$%) {	1735	sub ext_msg($$@) {
1373	my ($self, $type, %msg) = @_;	1736	my ($self, $type, @msg) = @_;
1374		1737
1375	$self->ns->ext_event ($type, %msg);	1738	$self->ns->ext_msg ($type, @msg);
1376	}	1739	}
1377		1740
1378	=head3 cf::region	1741	=head3 cf::region
1379		1742
1380	=over 4	1743	=over 4
…		…
1393	my ($path) = @_;	1756	my ($path) = @_;
1394		1757
1395	my ($match, $specificity);	1758	my ($match, $specificity);
1396		1759
1397	for my $region (list) {	1760	for my $region (list) {
1398	if ($region->match && $path =~ $region->match) {	1761	if ($region->{match} && $path =~ $region->{match}) {
1399	($match, $specificity) = ($region, $region->specificity)	1762	($match, $specificity) = ($region, $region->specificity)
1400	if $region->specificity > $specificity;	1763	if $region->specificity > $specificity;
1401	}	1764	}
1402	}	1765	}
1403		1766
…		…
1424	our $MAX_RESET = 3600;	1787	our $MAX_RESET = 3600;
1425	our $DEFAULT_RESET = 3000;	1788	our $DEFAULT_RESET = 3000;
1426		1789
1427	sub generate_random_map {	1790	sub generate_random_map {
1428	my ($self, $rmp) = @_;	1791	my ($self, $rmp) = @_;
		1792
		1793	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1794
1429	# mit "rum" bekleckern, nicht	1795	# mit "rum" bekleckern, nicht
1430	$self->_create_random_map (	1796	$self->_create_random_map (
1431	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1797	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1432	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1798	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1433	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1799	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1523	$self->init; # pass $1 etc.	1889	$self->init; # pass $1 etc.
1524	return $self;	1890	return $self;
1525	}	1891	}
1526	}	1892	}
1527		1893
1528	Carp::carp "unable to resolve path '$path' (base '$base').";	1894	Carp::cluck "unable to resolve path '$path' (base '$base').";
1529	()	1895	()
1530	}	1896	}
1531		1897
1532	sub init {	1898	sub init {
1533	my ($self) = @_;	1899	my ($self) = @_;
…		…
1555		1921
1556	# the temporary/swap location	1922	# the temporary/swap location
1557	sub save_path {	1923	sub save_path {
1558	my ($self) = @_;	1924	my ($self) = @_;
1559		1925
1560	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1926	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1561	"$TMPDIR/$path.map"	1927	"$TMPDIR/$path.map"
1562	}	1928	}
1563		1929
1564	# the unique path, undef == no special unique path	1930	# the unique path, undef == no special unique path
1565	sub uniq_path {	1931	sub uniq_path {
1566	my ($self) = @_;	1932	my ($self) = @_;
1567		1933
1568	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1934	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1569	"$UNIQUEDIR/$path"	1935	"$UNIQUEDIR/$path"
1570	}	1936	}
1571		1937
1572	# and all this just because we cannot iterate over	1938	# and all this just because we cannot iterate over
1573	# all maps in C++...	1939	# all maps in C++...
…		…
1596		1962
1597	sub load_header_from($) {	1963	sub load_header_from($) {
1598	my ($self, $path) = @_;	1964	my ($self, $path) = @_;
1599		1965
1600	utf8::encode $path;	1966	utf8::encode $path;
1601	#aio_open $path, O_RDONLY, 0	1967	my $f = new_from_file cf::object::thawer $path
1602	# or return;
1603
1604	$self->_load_header ($path)
1605	or return;	1968	or return;
		1969
		1970	$self->_load_header ($f)
		1971	or return;
		1972
		1973	local $MAP_LOADING{$self->{path}} = $self;
		1974	$f->resolve_delayed_derefs;
1606		1975
1607	$self->{load_path} = $path;	1976	$self->{load_path} = $path;
1608		1977
1609	1	1978	1
1610	}	1979	}
…		…
1664	sub find {	2033	sub find {
1665	my ($path, $origin) = @_;	2034	my ($path, $origin) = @_;
1666		2035
1667	$path = normalise $path, $origin && $origin->path;	2036	$path = normalise $path, $origin && $origin->path;
1668		2037
		2038	cf::lock_wait "map_data:$path";#d#remove
1669	cf::lock_wait "map_find:$path";	2039	cf::lock_wait "map_find:$path";
1670		2040
1671	$cf::MAP{$path} || do {	2041	$cf::MAP{$path} || do {
		2042	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1672	my $guard = cf::lock_acquire "map_find:$path";	2043	my $guard2 = cf::lock_acquire "map_find:$path";
		2044
1673	my $map = new_from_path cf::map $path	2045	my $map = new_from_path cf::map $path
1674	or return;	2046	or return;
1675		2047
1676	$map->{last_save} = $cf::RUNTIME;	2048	$map->{last_save} = $cf::RUNTIME;
1677		2049
…		…
1679	or return;	2051	or return;
1680		2052
1681	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2053	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1682	# doing this can freeze the server in a sync job, obviously	2054	# doing this can freeze the server in a sync job, obviously
1683	#$cf::WAIT_FOR_TICK->wait;	2055	#$cf::WAIT_FOR_TICK->wait;
		2056	undef $guard2;
		2057	undef $guard1;
1684	$map->reset;	2058	$map->reset;
1685	undef $guard;
1686	return find $path;	2059	return find $path;
1687	}	2060	}
1688		2061
1689	$cf::MAP{$path} = $map	2062	$cf::MAP{$path} = $map
1690	}	2063	}
…		…
1699	local $self->{deny_reset} = 1; # loading can take a long time	2072	local $self->{deny_reset} = 1; # loading can take a long time
1700		2073
1701	my $path = $self->{path};	2074	my $path = $self->{path};
1702		2075
1703	{	2076	{
1704	my $guard = cf::lock_acquire "map_load:$path";	2077	my $guard = cf::lock_acquire "map_data:$path";
1705		2078
		2079	return unless $self->valid;
1706	return if $self->in_memory != cf::MAP_SWAPPED;	2080	return unless $self->in_memory == cf::MAP_SWAPPED;
1707		2081
1708	$self->in_memory (cf::MAP_LOADING);	2082	$self->in_memory (cf::MAP_LOADING);
1709		2083
1710	$self->alloc;	2084	$self->alloc;
1711		2085
1712	$self->pre_load;	2086	$self->pre_load;
1713	Coro::cede;	2087	cf::cede_to_tick;
1714		2088
		2089	my $f = new_from_file cf::object::thawer $self->{load_path};
		2090	$f->skip_block;
1715	$self->_load_objects ($self->{load_path}, 1)	2091	$self->_load_objects ($f)
1716	or return;	2092	or return;
1717		2093
1718	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2094	$self->post_load_original
1719	if delete $self->{load_original};	2095	if delete $self->{load_original};
1720		2096
1721	if (my $uniq = $self->uniq_path) {	2097	if (my $uniq = $self->uniq_path) {
1722	utf8::encode $uniq;	2098	utf8::encode $uniq;
1723	if (aio_open $uniq, O_RDONLY, 0) {	2099	unless (aio_stat $uniq) {
		2100	if (my $f = new_from_file cf::object::thawer $uniq) {
1724	$self->clear_unique_items;	2101	$self->clear_unique_items;
1725	$self->_load_objects ($uniq, 0);	2102	$self->_load_objects ($f);
		2103	$f->resolve_delayed_derefs;
		2104	}
1726	}	2105	}
1727	}	2106	}
1728		2107
1729	Coro::cede;	2108	$f->resolve_delayed_derefs;
		2109
		2110	cf::cede_to_tick;
1730	# now do the right thing for maps	2111	# now do the right thing for maps
1731	$self->link_multipart_objects;	2112	$self->link_multipart_objects;
1732	$self->difficulty ($self->estimate_difficulty)	2113	$self->difficulty ($self->estimate_difficulty)
1733	unless $self->difficulty;	2114	unless $self->difficulty;
1734	Coro::cede;	2115	cf::cede_to_tick;
1735		2116
1736	unless ($self->{deny_activate}) {	2117	unless ($self->{deny_activate}) {
1737	$self->decay_objects;	2118	$self->decay_objects;
1738	$self->fix_auto_apply;	2119	$self->fix_auto_apply;
1739	$self->update_buttons;	2120	$self->update_buttons;
1740	Coro::cede;	2121	cf::cede_to_tick;
1741	$self->set_darkness_map;	2122	$self->set_darkness_map;
1742	Coro::cede;	2123	cf::cede_to_tick;
1743	$self->activate;	2124	$self->activate;
1744	}	2125	}
1745		2126
		2127	$self->{last_save} = $cf::RUNTIME;
		2128	$self->last_access ($cf::RUNTIME);
		2129
1746	$self->in_memory (cf::MAP_IN_MEMORY);	2130	$self->in_memory (cf::MAP_ACTIVE);
1747	}	2131	}
1748		2132
1749	$self->post_load;	2133	$self->post_load;
1750	}	2134	}
1751		2135
…		…
1760		2144
1761	$self	2145	$self
1762	}	2146	}
1763		2147
1764	# find and load all maps in the 3x3 area around a map	2148	# find and load all maps in the 3x3 area around a map
1765	sub load_diag {	2149	sub load_neighbours {
1766	my ($map) = @_;	2150	my ($map) = @_;
1767		2151
1768	my @diag; # diagonal neighbours	2152	my @neigh; # diagonal neighbours
1769		2153
1770	for (0 .. 3) {	2154	for (0 .. 3) {
1771	my $neigh = $map->tile_path ($_)	2155	my $neigh = $map->tile_path ($_)
1772	or next;	2156	or next;
1773	$neigh = find $neigh, $map	2157	$neigh = find $neigh, $map
1774	or next;	2158	or next;
1775	$neigh->load;	2159	$neigh->load;
1776		2160
		2161	push @neigh,
1777	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2162	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1778	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2163	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1779	}	2164	}
1780		2165
1781	for (@diag) {	2166	for (grep defined $_->[0], @neigh) {
		2167	my ($path, $origin) = @$_;
1782	my $neigh = find @$_	2168	my $neigh = find $path, $origin
1783	or next;	2169	or next;
1784	$neigh->load;	2170	$neigh->load;
1785	}	2171	}
1786	}	2172	}
1787		2173
…		…
1792	}	2178	}
1793		2179
1794	sub do_load_sync {	2180	sub do_load_sync {
1795	my ($map) = @_;	2181	my ($map) = @_;
1796		2182
		2183	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2184	if $Coro::current == $Coro::main;
		2185
1797	cf::sync_job { $map->load };	2186	cf::sync_job { $map->load };
1798	}	2187	}
1799		2188
1800	our %MAP_PREFETCH;	2189	our %MAP_PREFETCH;
1801	our $MAP_PREFETCHER = undef;	2190	our $MAP_PREFETCHER = undef;
1802		2191
1803	sub find_async {	2192	sub find_async {
1804	my ($path, $origin) = @_;	2193	my ($path, $origin, $load) = @_;
1805		2194
1806	$path = normalise $path, $origin && $origin->{path};	2195	$path = normalise $path, $origin && $origin->{path};
1807		2196
1808	if (my $map = $cf::MAP{$path}) {	2197	if (my $map = $cf::MAP{$path}) {
1809	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2198	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1810	}	2199	}
1811		2200
1812	undef $MAP_PREFETCH{$path};	2201	$MAP_PREFETCH{$path} |= $load;
		2202
1813	$MAP_PREFETCHER ||= cf::async {	2203	$MAP_PREFETCHER ||= cf::async {
		2204	$Coro::current->{desc} = "map prefetcher";
		2205
1814	while (%MAP_PREFETCH) {	2206	while (%MAP_PREFETCH) {
1815	for my $path (keys %MAP_PREFETCH) {	2207	while (my ($k, $v) = each %MAP_PREFETCH) {
1816	my $map = find $path	2208	if (my $map = find $k) {
1817	or next;
1818	$map->load;	2209	$map->load if $v;
		2210	}
1819		2211
1820	delete $MAP_PREFETCH{$path};	2212	delete $MAP_PREFETCH{$k};
1821	}	2213	}
1822	}	2214	}
1823	undef $MAP_PREFETCHER;	2215	undef $MAP_PREFETCHER;
1824	};	2216	};
1825	$MAP_PREFETCHER->prio (6);	2217	$MAP_PREFETCHER->prio (6);
…		…
1828	}	2220	}
1829		2221
1830	sub save {	2222	sub save {
1831	my ($self) = @_;	2223	my ($self) = @_;
1832		2224
1833	my $lock = cf::lock_acquire "map_data:" . $self->path;	2225	my $lock = cf::lock_acquire "map_data:$self->{path}";
1834		2226
1835	$self->{last_save} = $cf::RUNTIME;	2227	$self->{last_save} = $cf::RUNTIME;
1836		2228
1837	return unless $self->dirty;	2229	return unless $self->dirty;
1838		2230
…		…
1844	return if $self->{deny_save};	2236	return if $self->{deny_save};
1845		2237
1846	local $self->{last_access} = $self->last_access;#d#	2238	local $self->{last_access} = $self->last_access;#d#
1847		2239
1848	cf::async {	2240	cf::async {
		2241	$Coro::current->{desc} = "map player save";
1849	$_->contr->save for $self->players;	2242	$_->contr->save for $self->players;
1850	};	2243	};
		2244
		2245	cf::get_slot 0.02;
1851		2246
1852	if ($uniq) {	2247	if ($uniq) {
1853	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2248	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1854	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2249	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1855	} else {	2250	} else {
…		…
1861	my ($self) = @_;	2256	my ($self) = @_;
1862		2257
1863	# save first because save cedes	2258	# save first because save cedes
1864	$self->save;	2259	$self->save;
1865		2260
1866	my $lock = cf::lock_acquire "map_data:" . $self->path;	2261	my $lock = cf::lock_acquire "map_data:$self->{path}";
1867		2262
1868	return if $self->players;	2263	return if $self->players;
1869	return if $self->in_memory != cf::MAP_IN_MEMORY;	2264	return if $self->in_memory != cf::MAP_ACTIVE;
1870	return if $self->{deny_save};	2265	return if $self->{deny_save};
1871		2266
		2267	$self->in_memory (cf::MAP_SWAPPED);
		2268
		2269	$self->deactivate;
		2270	$_->clear_links_to ($self) for values %cf::MAP;
1872	$self->clear;	2271	$self->clear;
1873	$self->in_memory (cf::MAP_SWAPPED);
1874	}	2272	}
1875		2273
1876	sub reset_at {	2274	sub reset_at {
1877	my ($self) = @_;	2275	my ($self) = @_;
1878		2276
…		…
1910	if $uniq;	2308	if $uniq;
1911	}	2309	}
1912		2310
1913	delete $cf::MAP{$self->path};	2311	delete $cf::MAP{$self->path};
1914		2312
		2313	$self->deactivate;
		2314	$_->clear_links_to ($self) for values %cf::MAP;
1915	$self->clear;	2315	$self->clear;
1916
1917	$_->clear_links_to ($self) for values %cf::MAP;
1918		2316
1919	$self->unlink_save;	2317	$self->unlink_save;
1920	$self->destroy;	2318	$self->destroy;
1921	}	2319	}
1922		2320
1923	my $nuke_counter = "aaaa";	2321	my $nuke_counter = "aaaa";
1924		2322
1925	sub nuke {	2323	sub nuke {
1926	my ($self) = @_;	2324	my ($self) = @_;
1927		2325
		2326	{
		2327	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2328
1928	delete $cf::MAP{$self->path};	2329	delete $cf::MAP{$self->path};
1929		2330
1930	$self->unlink_save;	2331	$self->unlink_save;
1931		2332
1932	bless $self, "cf::map";	2333	bless $self, "cf::map";
1933	delete $self->{deny_reset};	2334	delete $self->{deny_reset};
1934	$self->{deny_save} = 1;	2335	$self->{deny_save} = 1;
1935	$self->reset_timeout (1);	2336	$self->reset_timeout (1);
1936	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2337	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
1937		2338
1938	$cf::MAP{$self->path} = $self;	2339	$cf::MAP{$self->path} = $self;
		2340	}
1939		2341
1940	$self->reset; # polite request, might not happen	2342	$self->reset; # polite request, might not happen
1941	}	2343	}
1942		2344
1943	=item $maps = cf::map::tmp_maps	2345	=item $maps = cf::map::tmp_maps
…		…
1985		2387
1986	sub unique_maps() {	2388	sub unique_maps() {
1987	[	2389	[
1988	map {	2390	map {
1989	utf8::decode $_;	2391	utf8::decode $_;
1990	/\.map$/	2392	s/\.map$//; # TODO future compatibility hack
		2393	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2394	? ()
1991	? normalise $_	2395	: normalise $_
1992	: ()
1993	} @{ aio_readdir $UNIQUEDIR or [] }	2396	} @{ aio_readdir $UNIQUEDIR or [] }
1994	]	2397	]
1995	}	2398	}
1996		2399
1997	package cf;
1998
1999	=back	2400	=back
2000		2401
2001	=head3 cf::object	2402	=head3 cf::object
2002		2403
2003	=cut	2404	=cut
…		…
2006		2407
2007	=over 4	2408	=over 4
2008		2409
2009	=item $ob->inv_recursive	2410	=item $ob->inv_recursive
2010		2411
2011	Returns the inventory of the object _and_ their inventories, recursively.	2412	Returns the inventory of the object I<and> their inventories, recursively,
		2413	but I<not> the object itself.
2012		2414
2013	=cut	2415	=cut
2014		2416
2015	sub inv_recursive_;	2417	sub inv_recursive_;
2016	sub inv_recursive_ {	2418	sub inv_recursive_ {
…		…
2019		2421
2020	sub inv_recursive {	2422	sub inv_recursive {
2021	inv_recursive_ inv $_[0]	2423	inv_recursive_ inv $_[0]
2022	}	2424	}
2023		2425
		2426	=item $ref = $ob->ref
		2427
		2428	Creates and returns a persistent reference to an object that can be stored as a string.
		2429
		2430	=item $ob = cf::object::deref ($refstring)
		2431
		2432	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2433	even if the object actually exists. May block.
		2434
		2435	=cut
		2436
		2437	sub deref {
		2438	my ($ref) = @_;
		2439
		2440	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2441	my ($uuid, $name) = ($1, $2);
		2442	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2443	or return;
		2444	$pl->ob->uuid eq $uuid
		2445	or return;
		2446
		2447	$pl->ob
		2448	} else {
		2449	warn "$ref: cannot resolve object reference\n";
		2450	undef
		2451	}
		2452	}
		2453
2024	package cf;	2454	package cf;
2025		2455
2026	=back	2456	=back
2027		2457
2028	=head3 cf::object::player	2458	=head3 cf::object::player
…		…
2034	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2464	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2035	can be C<undef>. Does the right thing when the player is currently in a	2465	can be C<undef>. Does the right thing when the player is currently in a
2036	dialogue with the given NPC character.	2466	dialogue with the given NPC character.
2037		2467
2038	=cut	2468	=cut
		2469
		2470	our $SAY_CHANNEL = {
		2471	id => "say",
		2472	title => "Map",
		2473	reply => "say ",
		2474	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2475	};
		2476
		2477	our $CHAT_CHANNEL = {
		2478	id => "chat",
		2479	title => "Chat",
		2480	reply => "chat ",
		2481	tooltip => "Player chat and shouts, global to the server.",
		2482	};
2039		2483
2040	# rough implementation of a future "reply" method that works	2484	# rough implementation of a future "reply" method that works
2041	# with dialog boxes.	2485	# with dialog boxes.
2042	#TODO: the first argument must go, split into a $npc->reply_to ( method	2486	#TODO: the first argument must go, split into a $npc->reply_to ( method
2043	sub cf::object::player::reply($$$;$) {	2487	sub cf::object::player::reply($$$;$) {
…		…
2050		2494
2051	} else {	2495	} else {
2052	my $pl = $self->contr;	2496	my $pl = $self->contr;
2053		2497
2054	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2498	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2055	my $diag = $pl->{npc_dialog};	2499	my $dialog = $pl->{npc_dialog};
2056	$diag->{pl}->ext_reply (	2500	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2057	$diag->{id}, msgtype => "reply", msg => $msg, add_topics => []
2058	);
2059		2501
2060	} else {	2502	} else {
2061	$msg = $npc->name . " says: $msg" if $npc;	2503	$msg = $npc->name . " says: $msg" if $npc;
2062	$self->message ($msg, $flags);	2504	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2063	}	2505	}
2064	}	2506	}
		2507	}
		2508
		2509	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2510
		2511	=cut
		2512
		2513	sub cf::object::send_msg {
		2514	my $pl = shift->contr
		2515	or return;
		2516	$pl->send_msg (@_);
2065	}	2517	}
2066		2518
2067	=item $player_object->may ("access")	2519	=item $player_object->may ("access")
2068		2520
2069	Returns wether the given player is authorized to access resource "access"	2521	Returns wether the given player is authorized to access resource "access"
…		…
2148	# use -1 or undef as default coordinates, not 0, 0	2600	# use -1 or undef as default coordinates, not 0, 0
2149	($x, $y) = ($map->enter_x, $map->enter_y)	2601	($x, $y) = ($map->enter_x, $map->enter_y)
2150	if $x <=0 && $y <= 0;	2602	if $x <=0 && $y <= 0;
2151		2603
2152	$map->load;	2604	$map->load;
2153	$map->load_diag;	2605	$map->load_neighbours;
2154		2606
2155	return unless $self->contr->active;	2607	return unless $self->contr->active;
2156	$self->activate_recursive;	2608	$self->activate_recursive;
2157		2609
2158	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2610	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2159	$self->enter_map ($map, $x, $y);	2611	$self->enter_map ($map, $x, $y);
2160	}	2612	}
2161		2613
2162	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2614	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2163		2615
2164	Moves the player to the given map-path and coordinates by first freezing	2616	Moves the player to the given map-path and coordinates by first freezing
2165	her, loading and preparing them map, calling the provided $check callback	2617	her, loading and preparing them map, calling the provided $check callback
2166	that has to return the map if sucecssful, and then unfreezes the player on	2618	that has to return the map if sucecssful, and then unfreezes the player on
2167	the new (success) or old (failed) map position.	2619	the new (success) or old (failed) map position. In either case, $done will
		2620	be called at the end of this process.
		2621
		2622	Note that $check will be called with a potentially non-loaded map, so if
		2623	it needs a loaded map it has to call C<< ->load >>.
2168		2624
2169	=cut	2625	=cut
2170		2626
2171	our $GOTOGEN;	2627	our $GOTOGEN;
2172		2628
2173	sub cf::object::player::goto {	2629	sub cf::object::player::goto {
2174	my ($self, $path, $x, $y, $check) = @_;	2630	my ($self, $path, $x, $y, $check, $done) = @_;
2175		2631
2176	# do generation counting so two concurrent goto's will be executed in-order	2632	# do generation counting so two concurrent goto's will be executed in-order
2177	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2633	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2178		2634
2179	$self->enter_link;	2635	$self->enter_link;
2180		2636
2181	(async {	2637	(async {
		2638	$Coro::current->{desc} = "player::goto $path $x $y";
		2639
		2640	# *tag paths override both path and x|y
		2641	if ($path =~ /^\*(.*)$/) {
		2642	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2643	my $ob = $obs[rand @obs];
		2644
		2645	# see if we actually can go there
		2646	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2647	$ob = $obs[rand @obs];
		2648	} else {
		2649	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2650	}
		2651	# else put us there anyways for now #d#
		2652
		2653	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2654	} else {
		2655	($path, $x, $y) = (undef, undef, undef);
		2656	}
		2657	}
		2658
2182	my $map = eval {	2659	my $map = eval {
2183	my $map = cf::map::find $path;	2660	my $map = defined $path ? cf::map::find $path : undef;
2184		2661
2185	if ($map) {	2662	if ($map) {
2186	$map = $map->customise_for ($self);	2663	$map = $map->customise_for ($self);
2187	$map = $check->($map) if $check && $map;	2664	$map = $check->($map) if $check && $map;
2188	} else {	2665	} else {
2189	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2666	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2190	}	2667	}
2191		2668
2192	$map	2669	$map
2193	};	2670	};
2194		2671
…		…
2199		2676
2200	if ($gen == $self->{_goto_generation}) {	2677	if ($gen == $self->{_goto_generation}) {
2201	delete $self->{_goto_generation};	2678	delete $self->{_goto_generation};
2202	$self->leave_link ($map, $x, $y);	2679	$self->leave_link ($map, $x, $y);
2203	}	2680	}
		2681
		2682	$done->() if $done;
2204	})->prio (1);	2683	})->prio (1);
2205	}	2684	}
2206		2685
2207	=item $player_object->enter_exit ($exit_object)	2686	=item $player_object->enter_exit ($exit_object)
2208		2687
…		…
2228	}	2707	}
2229		2708
2230	sub prepare_random_map {	2709	sub prepare_random_map {
2231	my ($exit) = @_;	2710	my ($exit) = @_;
2232		2711
2233	my $guard = cf::lock_acquire "exit_prepare:$exit";
2234
2235	# all this does is basically replace the /! path by	2712	# all this does is basically replace the /! path by
2236	# a new random map path (?random/...) with a seed	2713	# a new random map path (?random/...) with a seed
2237	# that depends on the exit object	2714	# that depends on the exit object
2238		2715
2239	my $rmp = parse_random_map_params $exit->msg;	2716	my $rmp = parse_random_map_params $exit->msg;
…		…
2241	if ($exit->map) {	2718	if ($exit->map) {
2242	$rmp->{region} = $exit->region->name;	2719	$rmp->{region} = $exit->region->name;
2243	$rmp->{origin_map} = $exit->map->path;	2720	$rmp->{origin_map} = $exit->map->path;
2244	$rmp->{origin_x} = $exit->x;	2721	$rmp->{origin_x} = $exit->x;
2245	$rmp->{origin_y} = $exit->y;	2722	$rmp->{origin_y} = $exit->y;
		2723
		2724	$exit->map->touch;
2246	}	2725	}
2247		2726
2248	$rmp->{random_seed} ||= $exit->random_seed;	2727	$rmp->{random_seed} ||= $exit->random_seed;
2249		2728
2250	my $data = cf::to_json $rmp;	2729	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2251	my $md5 = Digest::MD5::md5_hex $data;	2730	my $md5 = Digest::MD5::md5_hex $data;
2252	my $meta = "$RANDOMDIR/$md5.meta";	2731	my $meta = "$RANDOMDIR/$md5.meta";
2253		2732
2254	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2733	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2255	aio_write $fh, 0, (length $data), $data, 0;	2734	aio_write $fh, 0, (length $data), $data, 0;
2256	undef $fh;	2735	undef $fh;
2257	aio_rename "$meta~", $meta;	2736	aio_rename "$meta~", $meta;
2258		2737
		2738	my $slaying = "?random/$md5";
		2739
		2740	if ($exit->valid) {
2259	$exit->slaying ("?random/$md5");	2741	$exit->slaying ("?random/$md5");
2260	$exit->msg (undef);	2742	$exit->msg (undef);
		2743	}
2261	}	2744	}
2262	}	2745	}
2263		2746
2264	sub cf::object::player::enter_exit {	2747	sub cf::object::player::enter_exit {
2265	my ($self, $exit) = @_;	2748	my ($self, $exit) = @_;
2266		2749
2267	return unless $self->type == cf::PLAYER;	2750	return unless $self->type == cf::PLAYER;
2268		2751
2269	if ($exit->slaying eq "/!") {
2270	#TODO: this should de-fi-ni-te-ly not be a sync-job
2271	# the problem is that $exit might not survive long enough
2272	# so it needs to be done right now, right here
2273	cf::sync_job { prepare_random_map $exit };
2274	}
2275
2276	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2277	my $hp = $exit->stats->hp;
2278	my $sp = $exit->stats->sp;
2279
2280	$self->enter_link;	2752	$self->enter_link;
2281		2753
2282	(async {	2754	(async {
2283	$self->deactivate_recursive; # just to be sure	2755	$Coro::current->{desc} = "enter_exit";
		2756
2284	unless (eval {	2757	unless (eval {
		2758	$self->deactivate_recursive; # just to be sure
		2759
		2760	# random map handling
		2761	{
		2762	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2763
		2764	prepare_random_map $exit
		2765	if $exit->slaying eq "/!";
		2766	}
		2767
		2768	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2769	my $x = $exit->stats->hp;
		2770	my $y = $exit->stats->sp;
		2771
2285	$self->goto ($slaying, $hp, $sp);	2772	$self->goto ($map, $x, $y);
2286		2773
		2774	# if exit is damned, update players death & WoR home-position
		2775	$self->contr->savebed ($map, $x, $y)
		2776	if $exit->flag (cf::FLAG_DAMNED);
		2777
2287	1;	2778	1
2288	}) {	2779	}) {
2289	$self->message ("Something went wrong deep within the crossfire server. "	2780	$self->message ("Something went wrong deep within the crossfire server. "
2290	. "I'll try to bring you back to the map you were before. "	2781	. "I'll try to bring you back to the map you were before. "
2291	. "Please report this to the dungeon master!",	2782	. "Please report this to the dungeon master!",
2292	cf::NDI_UNIQUE | cf::NDI_RED);	2783	cf::NDI_UNIQUE | cf::NDI_RED);
…		…
2313		2804
2314	utf8::encode $text;	2805	utf8::encode $text;
2315	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2806	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2316	}	2807	}
2317		2808
		2809	=item $client->send_msg ($channel, $msg, $color, [extra...])
		2810
		2811	Send a drawinfo or msg packet to the client, formatting the msg for the
		2812	client if neccessary. C<$type> should be a string identifying the type of
		2813	the message, with C<log> being the default. If C<$color> is negative, suppress
		2814	the message unless the client supports the msg packet.
		2815
		2816	=cut
		2817
		2818	# non-persistent channels (usually the info channel)
		2819	our %CHANNEL = (
		2820	"c/identify" => {
		2821	id => "infobox",
		2822	title => "Identify",
		2823	reply => undef,
		2824	tooltip => "Items recently identified",
		2825	},
		2826	"c/examine" => {
		2827	id => "infobox",
		2828	title => "Examine",
		2829	reply => undef,
		2830	tooltip => "Signs and other items you examined",
		2831	},
		2832	"c/book" => {
		2833	id => "infobox",
		2834	title => "Book",
		2835	reply => undef,
		2836	tooltip => "The contents of a note or book",
		2837	},
		2838	"c/lookat" => {
		2839	id => "infobox",
		2840	title => "Look",
		2841	reply => undef,
		2842	tooltip => "What you saw there",
		2843	},
		2844	"c/who" => {
		2845	id => "infobox",
		2846	title => "Players",
		2847	reply => undef,
		2848	tooltip => "Shows players who are currently online",
		2849	},
		2850	"c/body" => {
		2851	id => "infobox",
		2852	title => "Body Parts",
		2853	reply => undef,
		2854	tooltip => "Shows which body parts you posess and are available",
		2855	},
		2856	"c/uptime" => {
		2857	id => "infobox",
		2858	title => "Uptime",
		2859	reply => undef,
		2860	tooltip => "How long the server has been running since last restart",
		2861	},
		2862	"c/mapinfo" => {
		2863	id => "infobox",
		2864	title => "Map Info",
		2865	reply => undef,
		2866	tooltip => "Information related to the maps",
		2867	},
		2868	"c/party" => {
		2869	id => "party",
		2870	title => "Party",
		2871	reply => "gsay ",
		2872	tooltip => "Messages and chat related to your party",
		2873	},
		2874	);
		2875
		2876	sub cf::client::send_msg {
		2877	my ($self, $channel, $msg, $color, @extra) = @_;
		2878
		2879	$msg = $self->pl->expand_cfpod ($msg);
		2880
		2881	$color &= cf::NDI_CLIENT_MASK; # just in case...
		2882
		2883	# check predefined channels, for the benefit of C
		2884	if ($CHANNEL{$channel}) {
		2885	$channel = $CHANNEL{$channel};
		2886
		2887	$self->ext_msg (channel_info => $channel)
		2888	if $self->can_msg;
		2889
		2890	$channel = $channel->{id};
		2891
		2892	} elsif (ref $channel) {
		2893	# send meta info to client, if not yet sent
		2894	unless (exists $self->{channel}{$channel->{id}}) {
		2895	$self->{channel}{$channel->{id}} = $channel;
		2896	$self->ext_msg (channel_info => $channel)
		2897	if $self->can_msg;
		2898	}
		2899
		2900	$channel = $channel->{id};
		2901	}
		2902
		2903	return unless @extra || length $msg;
		2904
		2905	if ($self->can_msg) {
		2906	# default colour, mask it out
		2907	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
		2908	if $color & cf::NDI_DEF;
		2909
		2910	$self->send_packet ("msg " . $self->{json_coder}->encode (
		2911	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));
		2912	} else {
		2913	if ($color >= 0) {
		2914	# replace some tags by gcfclient-compatible ones
		2915	for ($msg) {
		2916	1 while
		2917	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
		2918	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
		2919	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
		2920	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
		2921	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
		2922	}
		2923
		2924	$color &= cf::NDI_COLOR_MASK;
		2925
		2926	utf8::encode $msg;
		2927
		2928	if (0 && $msg =~ /\[/) {
		2929	# COMMAND/INFO
		2930	$self->send_packet ("drawextinfo $color 10 8 $msg")
		2931	} else {
		2932	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
		2933	$self->send_packet ("drawinfo $color $msg")
		2934	}
		2935	}
		2936	}
		2937	}
		2938
2318	=item $client->ext_event ($type, %msg)	2939	=item $client->ext_msg ($type, @msg)
2319		2940
2320	Sends an exti event to the client.	2941	Sends an ext event to the client.
2321		2942
2322	=cut	2943	=cut
2323		2944
2324	sub cf::client::ext_event($$%) {	2945	sub cf::client::ext_msg($$@) {
2325	my ($self, $type, %msg) = @_;	2946	my ($self, $type, @msg) = @_;
2326		2947
		2948	if ($self->extcmd == 2) {
		2949	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2950	} elsif ($self->extcmd == 1) { # TODO: remove
2327	$msg{msgtype} = "event_$type";	2951	push @msg, msgtype => "event_$type";
2328	$self->send_packet ("ext " . cf::to_json \%msg);	2952	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2953	}
		2954	}
		2955
		2956	=item $client->ext_reply ($msgid, @msg)
		2957
		2958	Sends an ext reply to the client.
		2959
		2960	=cut
		2961
		2962	sub cf::client::ext_reply($$@) {
		2963	my ($self, $id, @msg) = @_;
		2964
		2965	if ($self->extcmd == 2) {
		2966	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2967	} elsif ($self->extcmd == 1) {
		2968	#TODO: version 1, remove
		2969	unshift @msg, msgtype => "reply", msgid => $id;
		2970	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2971	}
2329	}	2972	}
2330		2973
2331	=item $success = $client->query ($flags, "text", \&cb)	2974	=item $success = $client->query ($flags, "text", \&cb)
2332		2975
2333	Queues a query to the client, calling the given callback with	2976	Queues a query to the client, calling the given callback with
2334	the reply text on a reply. flags can be C<cf::CS_QUERY_YESNO>,	2977	the reply text on a reply. flags can be C<cf::CS_QUERY_YESNO>,
2335	C<cf::CS_QUERY_SINGLECHAR> or C<cf::CS_QUERY_HIDEINPUT> or C<0>.	2978	C<cf::CS_QUERY_SINGLECHAR> or C<cf::CS_QUERY_HIDEINPUT> or C<0>.
2336		2979
2337	Queries can fail, so check the return code. Or don't, as queries will become	2980	Queries can fail, so check the return code. Or don't, as queries will
2338	reliable at some point in the future.	2981	become reliable at some point in the future.
2339		2982
2340	=cut	2983	=cut
2341		2984
2342	sub cf::client::query {	2985	sub cf::client::query {
2343	my ($self, $flags, $text, $cb) = @_;	2986	my ($self, $flags, $text, $cb) = @_;
…		…
2351	utf8::encode $text;	2994	utf8::encode $text;
2352	push @{ $self->{query_queue} }, [(sprintf "query %d %s", $flags, $text), $cb];	2995	push @{ $self->{query_queue} }, [(sprintf "query %d %s", $flags, $text), $cb];
2353		2996
2354	$self->send_packet ($self->{query_queue}[0][0])	2997	$self->send_packet ($self->{query_queue}[0][0])
2355	if @{ $self->{query_queue} } == 1;	2998	if @{ $self->{query_queue} } == 1;
		2999
		3000	1
2356	}	3001	}
2357		3002
2358	cf::client->attach (	3003	cf::client->attach (
		3004	on_connect => sub {
		3005	my ($ns) = @_;
		3006
		3007	$ns->{json_coder} = JSON::XS->new->utf8->max_size (1e6)->convert_blessed;
		3008	},
2359	on_reply => sub {	3009	on_reply => sub {
2360	my ($ns, $msg) = @_;	3010	my ($ns, $msg) = @_;
2361		3011
2362	# this weird shuffling is so that direct followup queries	3012	# this weird shuffling is so that direct followup queries
2363	# get handled first	3013	# get handled first
…		…
2375	} else {	3025	} else {
2376	$ns->state (ST_PLAYING) if $ns->state == ST_CUSTOM;	3026	$ns->state (ST_PLAYING) if $ns->state == ST_CUSTOM;
2377	}	3027	}
2378	}	3028	}
2379	},	3029	},
		3030	on_exticmd => sub {
		3031	my ($ns, $buf) = @_;
		3032
		3033	my $msg = eval { $ns->{json_coder}->decode ($buf) };
		3034
		3035	if (ref $msg) {
		3036	my ($type, $reply, @payload) =
		3037	"ARRAY" eq ref $msg
		3038	? @$msg
		3039	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		3040
		3041	my @reply;
		3042
		3043	if (my $cb = $EXTICMD{$type}) {
		3044	@reply = $cb->($ns, @payload);
		3045	}
		3046
		3047	$ns->ext_reply ($reply, @reply)
		3048	if $reply;
		3049
		3050	} else {
		3051	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
		3052	}
		3053
		3054	cf::override;
		3055	},
2380	);	3056	);
2381		3057
2382	=item $client->async (\&cb)	3058	=item $client->async (\&cb)
2383		3059
2384	Create a new coroutine, running the specified callback. The coroutine will	3060	Create a new coroutine, running the specified callback. The coroutine will
…		…
2425	our $safe = new Safe "safe";	3101	our $safe = new Safe "safe";
2426	our $safe_hole = new Safe::Hole;	3102	our $safe_hole = new Safe::Hole;
2427		3103
2428	$SIG{FPE} = 'IGNORE';	3104	$SIG{FPE} = 'IGNORE';
2429		3105
2430	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3106	$safe->permit_only (Opcode::opset qw(
		3107	:base_core :base_mem :base_orig :base_math
		3108	grepstart grepwhile mapstart mapwhile
		3109	sort time
		3110	));
2431		3111
2432	# here we export the classes and methods available to script code	3112	# here we export the classes and methods available to script code
2433		3113
2434	=pod	3114	=pod
2435		3115
2436	The following functions and methods are available within a safe environment:	3116	The following functions and methods are available within a safe environment:
2437		3117
2438	cf::object contr pay_amount pay_player map	3118	cf::object
		3119	contr pay_amount pay_player map x y force_find force_add destroy
		3120	insert remove name archname title slaying race decrease split
		3121
2439	cf::object::player player	3122	cf::object::player
2440	cf::player peaceful	3123	player
2441	cf::map trigger	3124
		3125	cf::player
		3126	peaceful
		3127
		3128	cf::map
		3129	trigger
2442		3130
2443	=cut	3131	=cut
2444		3132
2445	for (	3133	for (
2446	["cf::object" => qw(contr pay_amount pay_player map)],	3134	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
		3135	insert remove inv nrof name archname title slaying race
		3136	decrease split destroy change_exp)],
2447	["cf::object::player" => qw(player)],	3137	["cf::object::player" => qw(player)],
2448	["cf::player" => qw(peaceful)],	3138	["cf::player" => qw(peaceful)],
2449	["cf::map" => qw(trigger)],	3139	["cf::map" => qw(trigger)],
2450	) {	3140	) {
2451	no strict 'refs';	3141	no strict 'refs';
…		…
2527	# the server's init and main functions	3217	# the server's init and main functions
2528		3218
2529	sub load_facedata($) {	3219	sub load_facedata($) {
2530	my ($path) = @_;	3220	my ($path) = @_;
2531		3221
		3222	# HACK to clear player env face cache, we need some signal framework
		3223	# for this (global event?)
		3224	%ext::player_env::MUSIC_FACE_CACHE = ();
		3225
		3226	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3227
2532	warn "loading facedata from $path\n";	3228	warn "loading facedata from $path\n";
2533		3229
2534	my $facedata;	3230	my $facedata;
2535	0 < aio_load $path, $facedata	3231	0 < aio_load $path, $facedata
2536	or die "$path: $!";	3232	or die "$path: $!";
…		…
2538	$facedata = Coro::Storable::thaw $facedata;	3234	$facedata = Coro::Storable::thaw $facedata;
2539		3235
2540	$facedata->{version} == 2	3236	$facedata->{version} == 2
2541	or cf::cleanup "$path: version mismatch, cannot proceed.";	3237	or cf::cleanup "$path: version mismatch, cannot proceed.";
2542		3238
		3239	# patch in the exptable
		3240	$facedata->{resource}{"res/exp_table"} = {
		3241	type => FT_RSRC,
		3242	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3243	};
		3244	cf::cede_to_tick;
		3245
2543	{	3246	{
2544	my $faces = $facedata->{faceinfo};	3247	my $faces = $facedata->{faceinfo};
2545		3248
2546	while (my ($face, $info) = each %$faces) {	3249	while (my ($face, $info) = each %$faces) {
2547	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3250	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3251
2548	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3252	cf::face::set_visibility $idx, $info->{visibility};
		3253	cf::face::set_magicmap $idx, $info->{magicmap};
2549	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3254	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2550	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3255	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2551	Coro::cede;	3256
		3257	cf::cede_to_tick;
2552	}	3258	}
2553		3259
2554	while (my ($face, $info) = each %$faces) {	3260	while (my ($face, $info) = each %$faces) {
2555	next unless $info->{smooth};	3261	next unless $info->{smooth};
		3262
2556	my $idx = cf::face::find $face	3263	my $idx = cf::face::find $face
2557	or next;	3264	or next;
		3265
2558	if (my $smooth = cf::face::find $info->{smooth}) {	3266	if (my $smooth = cf::face::find $info->{smooth}) {
		3267	cf::face::set_smooth $idx, $smooth;
2559	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3268	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2560	} else {	3269	} else {
2561	warn "smooth face '$info->{smooth}' not found for face '$face'";	3270	warn "smooth face '$info->{smooth}' not found for face '$face'";
2562	}	3271	}
2563	Coro::cede;	3272
		3273	cf::cede_to_tick;
2564	}	3274	}
2565	}	3275	}
2566		3276
2567	{	3277	{
2568	my $anims = $facedata->{animinfo};	3278	my $anims = $facedata->{animinfo};
2569		3279
2570	while (my ($anim, $info) = each %$anims) {	3280	while (my ($anim, $info) = each %$anims) {
2571	cf::anim::set $anim, $info->{frames}, $info->{facings};	3281	cf::anim::set $anim, $info->{frames}, $info->{facings};
2572	Coro::cede;	3282	cf::cede_to_tick;
2573	}	3283	}
2574		3284
2575	cf::anim::invalidate_all; # d'oh	3285	cf::anim::invalidate_all; # d'oh
2576	}	3286	}
2577		3287
		3288	{
		3289	# TODO: for gcfclient pleasure, we should give resources
		3290	# that gcfclient doesn't grok a >10000 face index.
		3291	my $res = $facedata->{resource};
		3292
		3293	while (my ($name, $info) = each %$res) {
		3294	if (defined $info->{type}) {
		3295	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3296	my $data;
		3297
		3298	if ($info->{type} & 1) {
		3299	# prepend meta info
		3300
		3301	my $meta = $enc->encode ({
		3302	name => $name,
		3303	%{ $info->{meta} || {} },
		3304	});
		3305
		3306	$data = pack "(w/a*)*", $meta, $info->{data};
		3307	} else {
		3308	$data = $info->{data};
		3309	}
		3310
		3311	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3312	cf::face::set_type $idx, $info->{type};
		3313	} else {
		3314	$RESOURCE{$name} = $info;
		3315	}
		3316
		3317	cf::cede_to_tick;
		3318	}
		3319	}
		3320
		3321	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3322
2578	1	3323	1
2579	}	3324	}
2580		3325
		3326	cf::global->attach (on_resource_update => sub {
		3327	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3328	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3329
		3330	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3331	my $sound = $soundconf->{compat}[$_]
		3332	or next;
		3333
		3334	my $face = cf::face::find "sound/$sound->[1]";
		3335	cf::sound::set $sound->[0] => $face;
		3336	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3337	}
		3338
		3339	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3340	my $face = cf::face::find "sound/$v";
		3341	cf::sound::set $k => $face;
		3342	}
		3343	}
		3344	});
		3345
		3346	register_exticmd fx_want => sub {
		3347	my ($ns, $want) = @_;
		3348
		3349	while (my ($k, $v) = each %$want) {
		3350	$ns->fx_want ($k, $v);
		3351	}
		3352	};
		3353
		3354	sub load_resource_file($) {
		3355	my $guard = lock_acquire "load_resource_file";
		3356
		3357	my $status = load_resource_file_ $_[0];
		3358	get_slot 0.1, 100;
		3359	cf::arch::commit_load;
		3360
		3361	$status
		3362	}
		3363
2581	sub reload_regions {	3364	sub reload_regions {
		3365	# HACK to clear player env face cache, we need some signal framework
		3366	# for this (global event?)
		3367	%ext::player_env::MUSIC_FACE_CACHE = ();
		3368
2582	load_resource_file "$MAPDIR/regions"	3369	load_resource_file "$MAPDIR/regions"
2583	or die "unable to load regions file\n";	3370	or die "unable to load regions file\n";
		3371
		3372	for (cf::region::list) {
		3373	$_->{match} = qr/$_->{match}/
		3374	if exists $_->{match};
		3375	}
2584	}	3376	}
2585		3377
2586	sub reload_facedata {	3378	sub reload_facedata {
2587	load_facedata "$DATADIR/facedata"	3379	load_facedata "$DATADIR/facedata"
2588	or die "unable to load facedata\n";	3380	or die "unable to load facedata\n";
…		…
2599	}	3391	}
2600		3392
2601	sub reload_resources {	3393	sub reload_resources {
2602	warn "reloading resource files...\n";	3394	warn "reloading resource files...\n";
2603		3395
		3396	reload_facedata;
		3397	reload_archetypes;
2604	reload_regions;	3398	reload_regions;
2605	reload_facedata;
2606	#reload_archetypes;#d#
2607	reload_archetypes;
2608	reload_treasures;	3399	reload_treasures;
2609		3400
2610	warn "finished reloading resource files\n";	3401	warn "finished reloading resource files\n";
2611	}	3402	}
2612		3403
2613	sub init {	3404	sub init {
		3405	my $guard = freeze_mainloop;
		3406
		3407	evthread_start IO::AIO::poll_fileno;
		3408
2614	reload_resources;	3409	reload_resources;
2615	}	3410	}
2616		3411
2617	sub cfg_load {	3412	sub reload_config {
2618	open my $fh, "<:utf8", "$CONFDIR/config"	3413	open my $fh, "<:utf8", "$CONFDIR/config"
2619	or return;	3414	or return;
2620		3415
2621	local $/;	3416	local $/;
2622	*CFG = YAML::Syck::Load <$fh>;	3417	*CFG = YAML::Load <$fh>;
2623		3418
2624	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3419	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2625		3420
2626	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3421	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2627	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3422	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2638	sub main {	3433	sub main {
2639	# we must not ever block the main coroutine	3434	# we must not ever block the main coroutine
2640	local $Coro::idle = sub {	3435	local $Coro::idle = sub {
2641	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3436	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2642	(async {	3437	(async {
2643	Event::one_event;	3438	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3439	EV::loop EV::LOOP_ONESHOT;
2644	})->prio (Coro::PRIO_MAX);	3440	})->prio (Coro::PRIO_MAX);
2645	};	3441	};
2646		3442
2647	cfg_load;	3443	{
		3444	my $guard = freeze_mainloop;
		3445	reload_config;
2648	db_init;	3446	db_init;
2649	load_extensions;	3447	load_extensions;
2650		3448
2651	$TICK_WATCHER->start;	3449	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3450	}
		3451
2652	Event::loop;	3452	EV::loop;
2653	}	3453	}
2654		3454
2655	#############################################################################	3455	#############################################################################
2656	# initialisation and cleanup	3456	# initialisation and cleanup
2657		3457
2658	# install some emergency cleanup handlers	3458	# install some emergency cleanup handlers
2659	BEGIN {	3459	BEGIN {
		3460	our %SIGWATCHER = ();
2660	for my $signal (qw(INT HUP TERM)) {	3461	for my $signal (qw(INT HUP TERM)) {
2661	Event->signal (	3462	$SIGWATCHER{$signal} = EV::signal $signal, sub {
2662	reentrant => 0,
2663	data => WF_AUTOCANCEL,
2664	signal => $signal,
2665	prio => 0,
2666	cb => sub {
2667	cf::cleanup "SIG$signal";	3463	cf::cleanup "SIG$signal";
2668	},
2669	);	3464	};
2670	}	3465	}
2671	}	3466	}
2672		3467
2673	sub write_runtime {	3468	sub write_runtime_sync {
2674	my $runtime = "$LOCALDIR/runtime";	3469	my $runtime = "$LOCALDIR/runtime";
2675		3470
2676	# first touch the runtime file to show we are still running:	3471	# first touch the runtime file to show we are still running:
2677	# the fsync below can take a very very long time.	3472	# the fsync below can take a very very long time.
2678		3473
…		…
2704	and return;	3499	and return;
2705		3500
2706	warn "runtime file written.\n";	3501	warn "runtime file written.\n";
2707		3502
2708	1	3503	1
		3504	}
		3505
		3506	our $uuid_lock;
		3507	our $uuid_skip;
		3508
		3509	sub write_uuid_sync($) {
		3510	$uuid_skip ||= $_[0];
		3511
		3512	return if $uuid_lock;
		3513	local $uuid_lock = 1;
		3514
		3515	my $uuid = "$LOCALDIR/uuid";
		3516
		3517	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3518	or return;
		3519
		3520	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3521	$uuid_skip = 0;
		3522
		3523	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3524	and return;
		3525
		3526	# always fsync - this file is important
		3527	aio_fsync $fh
		3528	and return;
		3529
		3530	close $fh
		3531	or return;
		3532
		3533	aio_rename "$uuid~", $uuid
		3534	and return;
		3535
		3536	warn "uuid file written ($value).\n";
		3537
		3538	1
		3539
		3540	}
		3541
		3542	sub write_uuid($$) {
		3543	my ($skip, $sync) = @_;
		3544
		3545	$sync ? write_uuid_sync $skip
		3546	: async { write_uuid_sync $skip };
2709	}	3547	}
2710		3548
2711	sub emergency_save() {	3549	sub emergency_save() {
2712	my $freeze_guard = cf::freeze_mainloop;	3550	my $freeze_guard = cf::freeze_mainloop;
2713		3551
…		…
2719	# and maps saved/destroyed asynchronously.	3557	# and maps saved/destroyed asynchronously.
2720	warn "begin emergency player save\n";	3558	warn "begin emergency player save\n";
2721	for my $login (keys %cf::PLAYER) {	3559	for my $login (keys %cf::PLAYER) {
2722	my $pl = $cf::PLAYER{$login} or next;	3560	my $pl = $cf::PLAYER{$login} or next;
2723	$pl->valid or next;	3561	$pl->valid or next;
		3562	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2724	$pl->save;	3563	$pl->save;
2725	}	3564	}
2726	warn "end emergency player save\n";	3565	warn "end emergency player save\n";
2727		3566
2728	warn "begin emergency map save\n";	3567	warn "begin emergency map save\n";
…		…
2734	warn "end emergency map save\n";	3573	warn "end emergency map save\n";
2735		3574
2736	warn "begin emergency database checkpoint\n";	3575	warn "begin emergency database checkpoint\n";
2737	BDB::db_env_txn_checkpoint $DB_ENV;	3576	BDB::db_env_txn_checkpoint $DB_ENV;
2738	warn "end emergency database checkpoint\n";	3577	warn "end emergency database checkpoint\n";
		3578
		3579	warn "begin write uuid\n";
		3580	write_uuid_sync 1;
		3581	warn "end write uuid\n";
2739	};	3582	};
2740		3583
2741	warn "leave emergency perl save\n";	3584	warn "leave emergency perl save\n";
2742	}	3585	}
2743		3586
…		…
2745	my ($make_core) = @_;	3588	my ($make_core) = @_;
2746		3589
2747	warn Carp::longmess "post_cleanup backtrace"	3590	warn Carp::longmess "post_cleanup backtrace"
2748	if $make_core;	3591	if $make_core;
2749	}	3592	}
		3593
		3594	# a safer delete_package, copied from Symbol
		3595	sub clear_package($) {
		3596	my $pkg = shift;
		3597
		3598	# expand to full symbol table name if needed
		3599	unless ($pkg =~ /^main::.*::$/) {
		3600	$pkg = "main$pkg" if $pkg =~ /^::/;
		3601	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3602	$pkg .= '::' unless $pkg =~ /::$/;
		3603	}
		3604
		3605	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3606	my $stem_symtab = *{$stem}{HASH};
		3607
		3608	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3609	or return;
		3610
		3611	# clear all symbols
		3612	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3613	for my $name (keys %$leaf_symtab) {
		3614	_gv_clear *{"$pkg$name"};
		3615	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3616	}
		3617	warn "cleared package #$pkg\n";#d#
		3618	}
		3619
		3620	our $RELOAD; # how many times to reload
2750		3621
2751	sub do_reload_perl() {	3622	sub do_reload_perl() {
2752	# can/must only be called in main	3623	# can/must only be called in main
2753	if ($Coro::current != $Coro::main) {	3624	if ($Coro::current != $Coro::main) {
2754	warn "can only reload from main coroutine";	3625	warn "can only reload from main coroutine";
2755	return;	3626	return;
2756	}	3627	}
2757		3628
		3629	return if $RELOAD++;
		3630
		3631	while ($RELOAD) {
2758	warn "reloading...";	3632	warn "reloading...";
2759		3633
2760	warn "entering sync_job";	3634	warn "entering sync_job";
2761		3635
2762	cf::sync_job {	3636	cf::sync_job {
2763	cf::write_runtime; # external watchdog should not bark	3637	cf::write_runtime_sync; # external watchdog should not bark
2764	cf::emergency_save;	3638	cf::emergency_save;
2765	cf::write_runtime; # external watchdog should not bark	3639	cf::write_runtime_sync; # external watchdog should not bark
2766		3640
2767	warn "syncing database to disk";	3641	warn "syncing database to disk";
2768	BDB::db_env_txn_checkpoint $DB_ENV;	3642	BDB::db_env_txn_checkpoint $DB_ENV;
2769		3643
2770	# if anything goes wrong in here, we should simply crash as we already saved	3644	# if anything goes wrong in here, we should simply crash as we already saved
2771		3645
2772	warn "cancelling all WF_AUTOCANCEL watchers";
2773	for (Event::all_watchers) {
2774	$_->cancel if $_->data & WF_AUTOCANCEL;
2775	}
2776
2777	warn "flushing outstanding aio requests";	3646	warn "flushing outstanding aio requests";
2778	for (;;) {
2779	BDB::flush;
2780	IO::AIO::flush;
2781	Coro::cede;
2782	last unless IO::AIO::nreqs || BDB::nreqs;	3647	while (IO::AIO::nreqs || BDB::nreqs) {
2783	warn "iterate...";	3648	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
2784	}
2785
2786	++$RELOAD;
2787
2788	warn "cancelling all extension coros";
2789	$_->cancel for values %EXT_CORO;
2790	%EXT_CORO = ();
2791
2792	warn "removing commands";
2793	%COMMAND = ();
2794
2795	warn "removing ext commands";
2796	%EXTCMD = ();
2797
2798	warn "unloading/nuking all extensions";
2799	for my $pkg (@EXTS) {
2800	warn "... unloading $pkg";
2801
2802	if (my $cb = $pkg->can ("unload")) {
2803	eval {
2804	$cb->($pkg);
2805	1
2806	} or warn "$pkg unloaded, but with errors: $@";
2807	}	3649	}
2808		3650
2809	warn "... nuking $pkg";	3651	warn "cancelling all extension coros";
2810	Symbol::delete_package $pkg;	3652	$_->cancel for values %EXT_CORO;
2811	}	3653	%EXT_CORO = ();
2812		3654
2813	warn "unloading all perl modules loaded from $LIBDIR";	3655	warn "removing commands";
2814	while (my ($k, $v) = each %INC) {	3656	%COMMAND = ();
2815	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2816		3657
		3658	warn "removing ext/exti commands";
		3659	%EXTCMD = ();
		3660	%EXTICMD = ();
		3661
		3662	warn "unloading/nuking all extensions";
		3663	for my $pkg (@EXTS) {
2817	warn "... unloading $k";	3664	warn "... unloading $pkg";
2818	delete $INC{$k};
2819		3665
2820	$k =~ s/\.pm$//;
2821	$k =~ s/\//::/g;
2822
2823	if (my $cb = $k->can ("unload_module")) {	3666	if (my $cb = $pkg->can ("unload")) {
		3667	eval {
2824	$cb->();	3668	$cb->($pkg);
		3669	1
		3670	} or warn "$pkg unloaded, but with errors: $@";
		3671	}
		3672
		3673	warn "... clearing $pkg";
		3674	clear_package $pkg;
2825	}	3675	}
2826		3676
2827	Symbol::delete_package $k;	3677	warn "unloading all perl modules loaded from $LIBDIR";
		3678	while (my ($k, $v) = each %INC) {
		3679	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3680
		3681	warn "... unloading $k";
		3682	delete $INC{$k};
		3683
		3684	$k =~ s/\.pm$//;
		3685	$k =~ s/\//::/g;
		3686
		3687	if (my $cb = $k->can ("unload_module")) {
		3688	$cb->();
		3689	}
		3690
		3691	clear_package $k;
2828	}	3692	}
2829		3693
2830	warn "getting rid of safe::, as good as possible";	3694	warn "getting rid of safe::, as good as possible";
2831	Symbol::delete_package "safe::$_"	3695	clear_package "safe::$_"
2832	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3696	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2833		3697
2834	warn "unloading cf.pm \"a bit\"";	3698	warn "unloading cf.pm \"a bit\"";
2835	delete $INC{"cf.pm"};	3699	delete $INC{"cf.pm"};
2836	delete $INC{"cf/pod.pm"};	3700	delete $INC{"cf/pod.pm"};
2837		3701
2838	# don't, removes xs symbols, too,	3702	# don't, removes xs symbols, too,
2839	# and global variables created in xs	3703	# and global variables created in xs
2840	#Symbol::delete_package __PACKAGE__;	3704	#clear_package __PACKAGE__;
2841		3705
2842	warn "unload completed, starting to reload now";	3706	warn "unload completed, starting to reload now";
2843		3707
2844	warn "reloading cf.pm";	3708	warn "reloading cf.pm";
2845	require cf;	3709	require cf;
2846	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3710	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2847		3711
2848	warn "loading config and database again";	3712	warn "loading config and database again";
2849	cf::cfg_load;	3713	cf::reload_config;
2850		3714
2851	warn "loading extensions";	3715	warn "loading extensions";
2852	cf::load_extensions;	3716	cf::load_extensions;
2853		3717
2854	warn "reattaching attachments to objects/players";	3718	warn "reattaching attachments to objects/players";
2855	_global_reattach; # objects, sockets	3719	_global_reattach; # objects, sockets
2856	warn "reattaching attachments to maps";	3720	warn "reattaching attachments to maps";
2857	reattach $_ for values %MAP;	3721	reattach $_ for values %MAP;
2858	warn "reattaching attachments to players";	3722	warn "reattaching attachments to players";
2859	reattach $_ for values %PLAYER;	3723	reattach $_ for values %PLAYER;
2860		3724
2861	warn "leaving sync_job";	3725	warn "leaving sync_job";
2862		3726
2863	1	3727	1
2864	} or do {	3728	} or do {
2865	warn $@;	3729	warn $@;
2866	warn "error while reloading, exiting.";	3730	cf::cleanup "error while reloading, exiting.";
2867	exit 1;
2868	};	3731	};
2869		3732
2870	warn "reloaded";	3733	warn "reloaded";
		3734	--$RELOAD;
		3735	}
2871	};	3736	};
2872		3737
2873	our $RELOAD_WATCHER; # used only during reload	3738	our $RELOAD_WATCHER; # used only during reload
2874		3739
2875	sub reload_perl() {	3740	sub reload_perl() {
2876	# doing reload synchronously and two reloads happen back-to-back,	3741	# doing reload synchronously and two reloads happen back-to-back,
2877	# coro crashes during coro_state_free->destroy here.	3742	# coro crashes during coro_state_free->destroy here.
2878		3743
2879	$RELOAD_WATCHER ||= Event->timer (	3744	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
2880	reentrant => 0,
2881	after => 0,
2882	data => WF_AUTOCANCEL,
2883	cb => sub {
2884	do_reload_perl;	3745	do_reload_perl;
2885	undef $RELOAD_WATCHER;	3746	undef $RELOAD_WATCHER;
2886	},
2887	);	3747	};
2888	}	3748	}
2889		3749
2890	register_command "reload" => sub {	3750	register_command "reload" => sub {
2891	my ($who, $arg) = @_;	3751	my ($who, $arg) = @_;
2892		3752
2893	if ($who->flag (FLAG_WIZ)) {	3753	if ($who->flag (FLAG_WIZ)) {
2894	$who->message ("reloading server.");	3754	$who->message ("reloading server.");
		3755	async {
		3756	$Coro::current->{desc} = "perl_reload";
2895	async { reload_perl };	3757	reload_perl;
		3758	};
2896	}	3759	}
2897	};	3760	};
2898		3761
2899	unshift @INC, $LIBDIR;	3762	unshift @INC, $LIBDIR;
2900		3763
…		…
2902		3765
2903	our @WAIT_FOR_TICK;	3766	our @WAIT_FOR_TICK;
2904	our @WAIT_FOR_TICK_BEGIN;	3767	our @WAIT_FOR_TICK_BEGIN;
2905		3768
2906	sub wait_for_tick {	3769	sub wait_for_tick {
2907	return unless $TICK_WATCHER->is_active;
2908	return if $Coro::current == $Coro::main;	3770	return if tick_inhibit || $Coro::current == $Coro::main;
2909		3771
2910	my $signal = new Coro::Signal;	3772	my $signal = new Coro::Signal;
2911	push @WAIT_FOR_TICK, $signal;	3773	push @WAIT_FOR_TICK, $signal;
2912	$signal->wait;	3774	$signal->wait;
2913	}	3775	}
2914		3776
2915	sub wait_for_tick_begin {	3777	sub wait_for_tick_begin {
2916	return unless $TICK_WATCHER->is_active;
2917	return if $Coro::current == $Coro::main;	3778	return if tick_inhibit || $Coro::current == $Coro::main;
2918		3779
2919	my $signal = new Coro::Signal;	3780	my $signal = new Coro::Signal;
2920	push @WAIT_FOR_TICK_BEGIN, $signal;	3781	push @WAIT_FOR_TICK_BEGIN, $signal;
2921	$signal->wait;	3782	$signal->wait;
2922	}	3783	}
2923		3784
2924	my $min = 1e6;#d#	3785	sub tick {
2925	my $avg = 10;
2926	$TICK_WATCHER = Event->timer (
2927	reentrant => 0,
2928	parked => 1,
2929	prio => 0,
2930	at => $NEXT_TICK || $TICK,
2931	data => WF_AUTOCANCEL,
2932	cb => sub {
2933	if ($Coro::current != $Coro::main) {	3786	if ($Coro::current != $Coro::main) {
2934	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3787	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
2935	unless ++$bug_warning > 10;	3788	unless ++$bug_warning > 10;
2936	return;	3789	return;
2937	}	3790	}
2938		3791
2939	$NOW = $tick_start = Event::time;
2940
2941	cf::server_tick; # one server iteration	3792	cf::server_tick; # one server iteration
2942		3793
2943	0 && sync_job {#d#	3794	if ($NOW >= $NEXT_RUNTIME_WRITE) {
2944	for(1..10) {	3795	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
2945	my $t = Event::time;	3796	Coro::async_pool {
2946	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3797	$Coro::current->{desc} = "runtime saver";
2947	or die;	3798	write_runtime_sync
2948		3799	or warn "ERROR: unable to write runtime file: $!";
2949	$map->width (50);
2950	$map->height (50);
2951	$map->alloc;
2952	$map->_load_objects ("/tmp/x.map", 1);
2953	my $t = Event::time - $t;
2954
2955	#next unless $t < 0.0013;#d#
2956	if ($t < $min) {
2957	$min = $t;
2958	}
2959	$avg = $avg * 0.99 + $t * 0.01;
2960	}
2961	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
2962	exit 0;
2963	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
2964	};	3800	};
		3801	}
2965		3802
2966	$RUNTIME += $TICK;
2967	$NEXT_TICK += $TICK;
2968
2969	if ($NOW >= $NEXT_RUNTIME_WRITE) {
2970	$NEXT_RUNTIME_WRITE = $NOW + 10;
2971	Coro::async_pool {
2972	write_runtime
2973	or warn "ERROR: unable to write runtime file: $!";
2974	};
2975	}
2976
2977	# my $AFTER = Event::time;
2978	# warn $AFTER - $NOW;#d#
2979
2980	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3803	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
2981	$sig->send;	3804	$sig->send;
2982	}	3805	}
2983	while (my $sig = shift @WAIT_FOR_TICK) {	3806	while (my $sig = shift @WAIT_FOR_TICK) {
2984	$sig->send;	3807	$sig->send;
2985	}	3808	}
2986		3809
2987	$NOW = Event::time;	3810	$LOAD = ($NOW - $TICK_START) / $TICK;
2988
2989	# if we are delayed by four ticks or more, skip them all
2990	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
2991
2992	$TICK_WATCHER->at ($NEXT_TICK);
2993	$TICK_WATCHER->start;
2994
2995	$LOAD = ($NOW - $tick_start) / $TICK;
2996	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3811	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
2997		3812
2998	_post_tick;	3813	if (0) {
2999		3814	if ($NEXT_TICK) {
3000		3815	my $jitter = $TICK_START - $NEXT_TICK;
		3816	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3817	warn "jitter $JITTER\n";#d#
		3818	}
3001	},	3819	}
3002	);	3820	}
3003		3821
3004	{	3822	{
3005	BDB::max_poll_time $TICK * 0.1;	3823	# configure BDB
3006	$BDB_POLL_WATCHER = Event->io (	3824
3007	reentrant => 0,
3008	fd => BDB::poll_fileno,
3009	poll => 'r',
3010	prio => 0,
3011	data => WF_AUTOCANCEL,
3012	cb => \&BDB::poll_cb,
3013	);
3014	BDB::min_parallel 8;	3825	BDB::min_parallel 8;
3015		3826	BDB::max_poll_reqs $TICK * 0.1;
3016	BDB::set_sync_prepare {	3827	$AnyEvent::BDB::WATCHER->priority (1);
3017	my $status;
3018	my $current = $Coro::current;
3019	(
3020	sub {
3021	$status = $!;
3022	$current->ready; undef $current;
3023	},
3024	sub {
3025	Coro::schedule while defined $current;
3026	$! = $status;
3027	},
3028	)
3029	};
3030		3828
3031	unless ($DB_ENV) {	3829	unless ($DB_ENV) {
3032	$DB_ENV = BDB::db_env_create;	3830	$DB_ENV = BDB::db_env_create;
		3831	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3832	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3833	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3834	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3835	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3033		3836
3034	cf::sync_job {	3837	cf::sync_job {
3035	eval {	3838	eval {
3036	BDB::db_env_open	3839	BDB::db_env_open
3037	$DB_ENV,	3840	$DB_ENV,
…		…
3039	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3842	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3040	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3843	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3041	0666;	3844	0666;
3042		3845
3043	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3846	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3044
3045	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3046	$DB_ENV->set_lk_detect;
3047	};	3847	};
3048		3848
3049	cf::cleanup "db_env_open(db): $@" if $@;	3849	cf::cleanup "db_env_open(db): $@" if $@;
3050	};	3850	};
3051	}	3851	}
		3852
		3853	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3854	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3855	};
		3856	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3857	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3858	};
		3859	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3860	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3861	};
3052	}	3862	}
3053		3863
3054	{	3864	{
		3865	# configure IO::AIO
		3866
3055	IO::AIO::min_parallel 8;	3867	IO::AIO::min_parallel 8;
3056
3057	undef $Coro::AIO::WATCHER;
3058	IO::AIO::max_poll_time $TICK * 0.1;	3868	IO::AIO::max_poll_time $TICK * 0.1;
3059	$AIO_POLL_WATCHER = Event->io (	3869	undef $AnyEvent::AIO::WATCHER;
3060	reentrant => 0,
3061	data => WF_AUTOCANCEL,
3062	fd => IO::AIO::poll_fileno,
3063	poll => 'r',
3064	prio => 6,
3065	cb => \&IO::AIO::poll_cb,
3066	);
3067	}	3870	}
3068		3871
3069	my $_log_backtrace;	3872	my $_log_backtrace;
3070		3873
3071	sub _log_backtrace {	3874	sub _log_backtrace {
…		…
3075		3878
3076	# limit the # of concurrent backtraces	3879	# limit the # of concurrent backtraces
3077	if ($_log_backtrace < 2) {	3880	if ($_log_backtrace < 2) {
3078	++$_log_backtrace;	3881	++$_log_backtrace;
3079	async {	3882	async {
		3883	$Coro::current->{desc} = "abt $msg";
		3884
3080	my @bt = fork_call {	3885	my @bt = fork_call {
3081	@addr = map { sprintf "%x", $_ } @addr;	3886	@addr = map { sprintf "%x", $_ } @addr;
3082	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3887	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3083	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3888	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3084	or die "addr2line: $!";	3889	or die "addr2line: $!";

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