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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.292 by root, Tue Jul 3 00:54:57 2007 UTC vs.
Revision 1.443 by root, Sun Aug 31 10:05:26 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
25	use JSON::XS 1.4 ();	51	use JSON::XS 2.01 ();
26	use BDB ();	52	use BDB ();
27	use Data::Dumper;	53	use Data::Dumper;
28	use Digest::MD5;	54	use Digest::MD5;
29	use Fcntl;	55	use Fcntl;
30	use YAML::Syck ();	56	use YAML ();
31	use IO::AIO 2.32 ();	57	use IO::AIO ();
32	use Time::HiRes;	58	use Time::HiRes;
33	use Compress::LZF;	59	use Compress::LZF;
		60	use Digest::MD5 ();
		61
		62	AnyEvent::detect;
34		63
35	# configure various modules to our taste	64	# configure various modules to our taste
36	#	65	#
37	$Storable::canonical = 1; # reduce rsync transfers	66	$Storable::canonical = 1; # reduce rsync transfers
38	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
39	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
40
41	$Event::Eval = 1; # no idea why this is required, but it is
42
43	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
44	$YAML::Syck::ImplicitUnicode = 1;
45		69
46	$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
47		71
48	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	72	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
49		73
…		…
68	our $TMPDIR = "$LOCALDIR/" . tmpdir;	92	our $TMPDIR = "$LOCALDIR/" . tmpdir;
69	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	93	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
70	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	94	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
71	our $RANDOMDIR = "$LOCALDIR/random";	95	our $RANDOMDIR = "$LOCALDIR/random";
72	our $BDBDIR = "$LOCALDIR/db";	96	our $BDBDIR = "$LOCALDIR/db";
		97	our %RESOURCE;
73		98
74	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	99	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
75	our $TICK_WATCHER;
76	our $AIO_POLL_WATCHER;
77	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	100	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
78	our $NEXT_TICK;	101	our $NEXT_TICK;
79	our $NOW;
80	our $USE_FSYNC = 1; # use fsync to write maps - default off	102	our $USE_FSYNC = 1; # use fsync to write maps - default off
81		103
		104	our $BDB_DEADLOCK_WATCHER;
		105	our $BDB_CHECKPOINT_WATCHER;
82	our $BDB_POLL_WATCHER;	106	our $BDB_TRICKLE_WATCHER;
83	our $DB_ENV;	107	our $DB_ENV;
84		108
85	our %CFG;	109	our %CFG;
86		110
87	our $UPTIME; $UPTIME ||= time;	111	our $UPTIME; $UPTIME ||= time;
88	our $RUNTIME;	112	our $RUNTIME;
		113	our $NOW;
89		114
90	our %PLAYER; # all users	115	our (%PLAYER, %PLAYER_LOADING); # all users
91	our %MAP; # all maps	116	our (%MAP, %MAP_LOADING ); # all maps
92	our $LINK_MAP; # the special {link} map, which is always available	117	our $LINK_MAP; # the special {link} map, which is always available
93		118
94	# 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 ∕
95	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	120	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
96		121
97	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)
98	our $LOADAVG; # same thing, but with alpha-smoothing	123	our $LOADAVG; # same thing, but with alpha-smoothing
		124	our $JITTER; # average jitter
99	our $tick_start; # for load detecting purposes	125	our $TICK_START; # for load detecting purposes
100		126
101	binmode STDOUT;	127	binmode STDOUT;
102	binmode STDERR;	128	binmode STDERR;
103		129
104	# read virtual server time, if available	130	# read virtual server time, if available
…		…
157		183
158	The raw value load value from the last tick.	184	The raw value load value from the last tick.
159		185
160	=item %cf::CFG	186	=item %cf::CFG
161		187
162	Configuration for the server, loaded from C</etc/crossfire/config>, or	188	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
163	from wherever your confdir points to.	189	from wherever your confdir points to.
164		190
165	=item cf::wait_for_tick, cf::wait_for_tick_begin	191	=item cf::wait_for_tick, cf::wait_for_tick_begin
166		192
167	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
168	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
169	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.
170		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
171	=back	203	=back
172		204
173	=cut	205	=cut
174		206
175	BEGIN {	207	BEGIN {
…		…
179	$msg .= "\n"	211	$msg .= "\n"
180	unless $msg =~ /\n$/;	212	unless $msg =~ /\n$/;
181		213
182	$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;
183		215
184	utf8::encode $msg;
185	LOG llevError, $msg;	216	LOG llevError, $msg;
186	};	217	};
187	}	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#?
188		234
189	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	235	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
190	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	236	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
191	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	237	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
192	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	238	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
199	for my $pkg (qw(	245	for my $pkg (qw(
200	cf::global cf::attachable	246	cf::global cf::attachable
201	cf::object cf::object::player	247	cf::object cf::object::player
202	cf::client cf::player	248	cf::client cf::player
203	cf::arch cf::living	249	cf::arch cf::living
		250	cf::map cf::mapspace
204	cf::map cf::party cf::region	251	cf::party cf::region
205	)) {	252	)) {
206	no strict 'refs';
207	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	253	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
208	}	254	}
209		255
210	$Event::DIED = sub {	256	$EV::DIED = sub {
211	warn "error in event callback: @_";	257	warn "error in event callback: @_";
212	};	258	};
213		259
214	#############################################################################	260	#############################################################################
215		261
…		…
238	$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;
239	$d	285	$d
240	} || "[unable to dump $_[0]: '$@']";	286	} || "[unable to dump $_[0]: '$@']";
241	}	287	}
242		288
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.
250		296
251	=cut	297	=cut
252		298
253	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	299	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
254		300
255	sub to_json ($) { $json_coder->encode ($_[0]) }	301	sub encode_json($) { $json_coder->encode ($_[0]) }
256	sub from_json ($) { $json_coder->decode ($_[0]) }	302	sub decode_json($) { $json_coder->decode ($_[0]) }
257		303
258	=item cf::lock_wait $string	304	=item cf::lock_wait $string
259		305
260	Wait until the given lock is available. See cf::lock_acquire.	306	Wait until the given lock is available. See cf::lock_acquire.
261		307
…		…
264	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
265	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,
266	for example when the coroutine gets canceled), the lock is automatically	312	for example when the coroutine gets canceled), the lock is automatically
267	returned.	313	returned.
268		314
		315	Locks are *not* recursive, locking from the same coro twice results in a
		316	deadlocked coro.
		317
269	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
270	uses map_find and cf::map::load uses map_load).	319	uses map_find and cf::map::load uses map_load).
271		320
272	=item $locked = cf::lock_active $string	321	=item $locked = cf::lock_active $string
273		322
274	Return true if the lock is currently active, i.e. somebody has locked it.	323	Return true if the lock is currently active, i.e. somebody has locked it.
275		324
276	=cut	325	=cut
277		326
278	our %LOCK;	327	our %LOCK;
		328	our %LOCKER;#d#
279		329
280	sub lock_wait($) {	330	sub lock_wait($) {
281	my ($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#
282		337
283	# wait for lock, if any	338	# wait for lock, if any
284	while ($LOCK{$key}) {	339	while ($LOCK{$key}) {
285	push @{ $LOCK{$key} }, $Coro::current;	340	push @{ $LOCK{$key} }, $Coro::current;
286	Coro::schedule;	341	Coro::schedule;
…		…
292		347
293	# wait, to be sure we are not locked	348	# wait, to be sure we are not locked
294	lock_wait $key;	349	lock_wait $key;
295		350
296	$LOCK{$key} = [];	351	$LOCK{$key} = [];
		352	$LOCKER{$key} = $Coro::current;#d#
297		353
298	Coro::guard {	354	Coro::guard {
		355	delete $LOCKER{$key};#d#
299	# wake up all waiters, to be on the safe side	356	# wake up all waiters, to be on the safe side
300	$_->ready for @{ delete $LOCK{$key} };	357	$_->ready for @{ delete $LOCK{$key} };
301	}	358	}
302	}	359	}
303		360
…		…
306		363
307	! ! $LOCK{$key}	364	! ! $LOCK{$key}
308	}	365	}
309		366
310	sub freeze_mainloop {	367	sub freeze_mainloop {
311	return unless $TICK_WATCHER->is_active;	368	tick_inhibit_inc;
312		369
313	my $guard = Coro::guard {	370	Coro::guard \&tick_inhibit_dec;
314	$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($$) {
		381	my ($interval, $cb) = @_;
		382
		383	my $start = rand List::Util::min 180, $interval;
		384
		385	EV::periodic $start, $interval, 0, $cb
		386	}
		387
		388	=item cf::get_slot $time[, $priority[, $name]]
		389
		390	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		391	This call blocks and returns only when you have at least C<$time> seconds
		392	of cpu time till the next tick. The slot is only valid till the next cede.
		393
		394	The optional C<$name> can be used to identify the job to run. It might be
		395	used for statistical purposes and should identify the same time-class.
		396
		397	Useful for short background jobs.
		398
		399	=cut
		400
		401	our @SLOT_QUEUE;
		402	our $SLOT_QUEUE;
		403
		404	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		405	$SLOT_QUEUE = Coro::async {
		406	$Coro::current->desc ("timeslot manager");
		407
		408	my $signal = new Coro::Signal;
		409
		410	while () {
		411	next_job:
		412	my $avail = cf::till_tick;
		413	if ($avail > 0.01) {
		414	for (0 .. $#SLOT_QUEUE) {
		415	if ($SLOT_QUEUE[$_][0] < $avail) {
		416	my $job = splice @SLOT_QUEUE, $_, 1, ();
		417	$job->[2]->send;
		418	Coro::cede;
		419	goto next_job;
		420	}
		421	}
		422	}
		423
		424	if (@SLOT_QUEUE) {
		425	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		426	push @cf::WAIT_FOR_TICK, $signal;
		427	$signal->wait;
		428	} else {
		429	Coro::schedule;
		430	}
315	};	431	}
316	$TICK_WATCHER->stop;	432	};
317	$guard	433
		434	sub get_slot($;$$) {
		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	$sig->wait;
318	}	446	}
319		447
320	=item cf::async { BLOCK }	448	=item cf::async { BLOCK }
321		449
322	Currently the same as Coro::async_pool, meaning you cannot use	450	Currently the same as Coro::async_pool, meaning you cannot use
…		…
327		455
328	BEGIN { *async = \&Coro::async_pool }	456	BEGIN { *async = \&Coro::async_pool }
329		457
330	=item cf::sync_job { BLOCK }	458	=item cf::sync_job { BLOCK }
331		459
332	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	460	The design of Deliantra requires that the main coroutine ($Coro::main)
333	is always able to handle events or runnable, as Crossfire TRT is only	461	is always able to handle events or runnable, as Deliantra is only
334	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	462	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
335	acceptable.	463	acceptable.
336		464
337	If it must be done, put the blocking parts into C<sync_job>. This will run	465	If it must be done, put the blocking parts into C<sync_job>. This will run
338	the given BLOCK in another coroutine while waiting for the result. The	466	the given BLOCK in another coroutine while waiting for the result. The
…		…
343		471
344	sub sync_job(&) {	472	sub sync_job(&) {
345	my ($job) = @_;	473	my ($job) = @_;
346		474
347	if ($Coro::current == $Coro::main) {	475	if ($Coro::current == $Coro::main) {
348	my $time = Event::time;	476	my $time = EV::time;
349		477
350	# this is the main coro, too bad, we have to block	478	# this is the main coro, too bad, we have to block
351	# till the operation succeeds, freezing the server :/	479	# till the operation succeeds, freezing the server :/
352		480
353	# TODO: use suspend/resume instead	481	LOG llevError, Carp::longmess "sync job";#d#
354	# (but this is cancel-safe)	482
355	my $freeze_guard = freeze_mainloop;	483	my $freeze_guard = freeze_mainloop;
356		484
357	my $busy = 1;	485	my $busy = 1;
358	my @res;	486	my @res;
359		487
360	(async {	488	(async {
		489	$Coro::current->desc ("sync job coro");
361	@res = eval { $job->() };	490	@res = eval { $job->() };
362	warn $@ if $@;	491	warn $@ if $@;
363	undef $busy;	492	undef $busy;
364	})->prio (Coro::PRIO_MAX);	493	})->prio (Coro::PRIO_MAX);
365		494
366	while ($busy) {	495	while ($busy) {
367	Coro::cede or Event::one_event;	496	if (Coro::nready) {
		497	Coro::cede_notself;
		498	} else {
		499	EV::loop EV::LOOP_ONESHOT;
368	}	500	}
		501	}
369		502
370	$time = Event::time - $time;	503	my $time = EV::time - $time;
371		504
372	LOG llevError | logBacktrace, Carp::longmess "long sync job"
373	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
374
375	$tick_start += $time; # do not account sync jobs to server load	505	$TICK_START += $time; # do not account sync jobs to server load
376		506
377	wantarray ? @res : $res[0]	507	wantarray ? @res : $res[0]
378	} else {	508	} else {
379	# we are in another coroutine, how wonderful, everything just works	509	# we are in another coroutine, how wonderful, everything just works
380		510
…		…
405	=item fork_call { }, $args	535	=item fork_call { }, $args
406		536
407	Executes the given code block with the given arguments in a seperate	537	Executes the given code block with the given arguments in a seperate
408	process, returning the results. Everything must be serialisable with	538	process, returning the results. Everything must be serialisable with
409	Coro::Storable. May, of course, block. Note that the executed sub may	539	Coro::Storable. May, of course, block. Note that the executed sub may
410	never block itself or use any form of Event handling.	540	never block itself or use any form of event handling.
411		541
412	=cut	542	=cut
413		543
414	sub fork_call(&@) {	544	sub fork_call(&@) {
415	my ($cb, @args) = @_;	545	my ($cb, @args) = @_;
416		546
417	# 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,
418	# or die "socketpair: $!";	548	# otherwise perl prematurely frees the stuff :/
419	pipe my $fh1, my $fh2	549	# TODO: investigate and fix (likely this will be rather laborious)
420	or die "pipe: $!";
421		550
422	if (my $pid = fork) {	551	my @res = Coro::Util::fork_eval {
423	close $fh2;
424
425	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
426	$res = Coro::Storable::thaw $res;
427
428	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
429
430	die $$res unless "ARRAY" eq ref $res;
431
432	return wantarray ? @$res : $res->[-1];
433	} else {
434	reset_signals;	552	reset_signals;
435	local $SIG{__WARN__};	553	&$cb
436	local $SIG{__DIE__};	554	}, @args;
437	eval {
438	close $fh1;
439		555
440	my @res = eval { $cb->(@args) };	556	wantarray ? @res : $res[-1]
441	syswrite $fh2, Coro::Storable::freeze +($@ ? \"$@" : \@res);	557	}
442	};
443		558
444	warn $@ if $@;	559	=item $coin = coin_from_name $name
445	_exit 0;	560
446	}	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
447	}	584	}
448		585
449	=item $value = cf::db_get $family => $key	586	=item $value = cf::db_get $family => $key
450		587
451	Returns a single value from the environment database.	588	Returns a single value from the environment database.
…		…
453	=item cf::db_put $family => $key => $value	590	=item cf::db_put $family => $key => $value
454		591
455	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
456	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).
457		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
458	=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	}
459		618
460	our $DB;	619	our $DB;
461		620
462	sub db_init {	621	sub db_init {
463	unless ($DB) {
464	$DB = BDB::db_create $DB_ENV;
465
466	cf::sync_job {	622	cf::sync_job {
467	eval {	623	$DB ||= db_table "db";
468	$DB->set_flags (BDB::CHKSUM);
469
470	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
471	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
472	cf::cleanup "db_open(db): $!" if $!;
473	};
474	cf::cleanup "db_open(db): $@" if $@;
475	};
476	}	624	};
477	}	625	}
478		626
479	sub db_get($$) {	627	sub db_get($$) {
480	my $key = "$_[0]/$_[1]";	628	my $key = "$_[0]/$_[1]";
481		629
…		…
531	if (1) {	679	if (1) {
532	$md5 =	680	$md5 =
533	join "\x00",	681	join "\x00",
534	$processversion,	682	$processversion,
535	map {	683	map {
536	Coro::cede;	684	cf::cede_to_tick;
537	($src->[$_], Digest::MD5::md5_hex $data[$_])	685	($src->[$_], Digest::MD5::md5_hex $data[$_])
538	} 0.. $#$src;	686	} 0.. $#$src;
539		687
540		688
541	my $dbmd5 = db_get cache => "$id/md5";	689	my $dbmd5 = db_get cache => "$id/md5";
…		…
585	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")
586	to it. All such attachable objects support the following methods.	734	to it. All such attachable objects support the following methods.
587		735
588	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>
589	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
590	Crossfire TRT).	738	Deliantra).
591		739
592	=over 4	740	=over 4
593		741
594	=item $attachable->attach ($attachment, key => $value...)	742	=item $attachable->attach ($attachment, key => $value...)
595		743
…		…
847	";	995	";
848	die if $@;	996	die if $@;
849	}	997	}
850		998
851	our $override;	999	our $override;
852	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?
853		1001
854	sub override {	1002	sub override {
855	$override = 1;	1003	$override = 1;
856	@invoke_results = ();	1004	@INVOKE_RESULTS = (@_);
857	}	1005	}
858		1006
859	sub do_invoke {	1007	sub do_invoke {
860	my $event = shift;	1008	my $event = shift;
861	my $callbacks = shift;	1009	my $callbacks = shift;
862		1010
863	@invoke_results = ();	1011	@INVOKE_RESULTS = ();
864		1012
865	local $override;	1013	local $override;
866		1014
867	for (@$callbacks) {	1015	for (@$callbacks) {
868	eval { &{$_->[1]} };	1016	eval { &{$_->[1]} };
…		…
877	}	1025	}
878		1026
879	0	1027	0
880	}	1028	}
881		1029
882	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1030	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
883		1031
884	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1032	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
885		1033
886	Generate an object-specific event with the given arguments.	1034	Generate an object-specific event with the given arguments.
887		1035
888	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
889	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
890	results (if you must, access C<@cf::invoke_results> directly).	1038	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
891		1039
892	=back	1040	=back
893		1041
894	=cut	1042	=cut
895		1043
896	#############################################################################	1044	#############################################################################
897	# 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	}
898		1088
899	sub reattach {	1089	sub reattach {
900	# basically do the same as instantiate, without calling instantiate	1090	# basically do the same as instantiate, without calling instantiate
901	my ($obj) = @_;	1091	my ($obj) = @_;
902		1092
		1093	# no longer needed after getting rid of delete_package?
903	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
904		1095
905	my $registry = $obj->registry;	1096	my $registry = $obj->registry;
906		1097
907	@$registry = ();	1098	@$registry = ();
908		1099
…		…
923	cf::attachable->attach (	1114	cf::attachable->attach (
924	prio => -1000000,	1115	prio => -1000000,
925	on_instantiate => sub {	1116	on_instantiate => sub {
926	my ($obj, $data) = @_;	1117	my ($obj, $data) = @_;
927		1118
928	$data = from_json $data;	1119	$data = decode_json $data;
929		1120
930	for (@$data) {	1121	for (@$data) {
931	my ($name, $args) = @$_;	1122	my ($name, $args) = @$_;
932		1123
933	$obj->attach ($name, %{$args || {} });	1124	$obj->attach ($name, %{$args || {} });
…		…
949	sub object_freezer_save {	1140	sub object_freezer_save {
950	my ($filename, $rdata, $objs) = @_;	1141	my ($filename, $rdata, $objs) = @_;
951		1142
952	sync_job {	1143	sync_job {
953	if (length $$rdata) {	1144	if (length $$rdata) {
		1145	utf8::decode (my $decname = $filename);
954	warn sprintf "saving %s (%d,%d)\n",	1146	warn sprintf "saving %s (%d,%d)\n",
955	$filename, length $$rdata, scalar @$objs;	1147	$decname, length $$rdata, scalar @$objs;
956		1148
957	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1149	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
958	chmod SAVE_MODE, $fh;	1150	aio_chmod $fh, SAVE_MODE;
959	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1151	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
960	aio_fsync $fh if $cf::USE_FSYNC;	1152	aio_fsync $fh if $cf::USE_FSYNC;
961	close $fh;	1153	aio_close $fh;
962		1154
963	if (@$objs) {	1155	if (@$objs) {
964	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) {
965	chmod SAVE_MODE, $fh;	1157	aio_chmod $fh, SAVE_MODE;
966	my $data = Storable::nfreeze { version => 1, objs => $objs };	1158	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
967	aio_write $fh, 0, (length $data), $data, 0;	1159	aio_write $fh, 0, (length $data), $data, 0;
968	aio_fsync $fh if $cf::USE_FSYNC;	1160	aio_fsync $fh if $cf::USE_FSYNC;
969	close $fh;	1161	aio_close $fh;
970	aio_rename "$filename.pst~", "$filename.pst";	1162	aio_rename "$filename.pst~", "$filename.pst";
971	}	1163	}
972	} else {	1164	} else {
973	aio_unlink "$filename.pst";	1165	aio_unlink "$filename.pst";
974	}	1166	}
…		…
979	}	1171	}
980	} else {	1172	} else {
981	aio_unlink $filename;	1173	aio_unlink $filename;
982	aio_unlink "$filename.pst";	1174	aio_unlink "$filename.pst";
983	}	1175	}
984	}	1176	};
985	}	1177	}
986		1178
987	sub object_freezer_as_string {	1179	sub object_freezer_as_string {
988	my ($rdata, $objs) = @_;	1180	my ($rdata, $objs) = @_;
989		1181
…		…
1001	or return;	1193	or return;
1002		1194
1003	unless (aio_stat "$filename.pst") {	1195	unless (aio_stat "$filename.pst") {
1004	(aio_load "$filename.pst", $av) >= 0	1196	(aio_load "$filename.pst", $av) >= 0
1005	or return;	1197	or return;
		1198
1006	$av = eval { (Storable::thaw $av)->{objs} };	1199	my $st = eval { Coro::Storable::thaw $av };
		1200	$av = $st->{objs};
1007	}	1201	}
1008		1202
		1203	utf8::decode (my $decname = $filename);
1009	warn sprintf "loading %s (%d)\n",	1204	warn sprintf "loading %s (%d,%d)\n",
1010	$filename, length $data, scalar @{$av || []};	1205	$decname, length $data, scalar @{$av || []};
		1206
1011	return ($data, $av);	1207	($data, $av)
1012	}	1208	}
1013		1209
1014	=head2 COMMAND CALLBACKS	1210	=head2 COMMAND CALLBACKS
1015		1211
1016	=over 4	1212	=over 4
…		…
1089	my ($pl, $buf) = @_;	1285	my ($pl, $buf) = @_;
1090		1286
1091	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1287	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1092		1288
1093	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
1094	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1297	if (my $cb = $EXTCMD{$type}) {
1095	if (my %reply = $cb->($pl, $msg)) {	1298	@reply = $cb->($pl, @payload);
1096	$pl->ext_reply ($msg->{msgid}, %reply);
1097	}
1098	}	1299	}
		1300
		1301	$pl->ext_reply ($reply, @reply)
		1302	if $reply;
		1303
1099	} else {	1304	} else {
1100	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1305	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1101	}	1306	}
1102		1307
1103	cf::override;	1308	cf::override;
…		…
1130		1335
1131	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1336	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1132	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1337	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1133		1338
1134	$ext{source} =	1339	$ext{source} =
1135	"package $pkg; use strict; use utf8;\n"	1340	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1136	. "#line 1 \"$path\"\n{\n"	1341	. "#line 1 \"$path\"\n{\n"
1137	. $source	1342	. $source
1138	. "\n};\n1";	1343	. "\n};\n1";
1139		1344
1140	$todo{$base} = \%ext;	1345	$todo{$base} = \%ext;
…		…
1156	my $msg = $@ ? "$v->{path}: $@\n"	1361	my $msg = $@ ? "$v->{path}: $@\n"
1157	: "$v->{base}: extension inactive.\n";	1362	: "$v->{base}: extension inactive.\n";
1158		1363
1159	if (exists $v->{meta}{mandatory}) {	1364	if (exists $v->{meta}{mandatory}) {
1160	warn $msg;	1365	warn $msg;
1161	warn "mandatory extension failed to load, exiting.\n";	1366	cf::cleanup "mandatory extension failed to load, exiting.";
1162	exit 1;
1163	}	1367	}
1164		1368
1165	warn $msg;	1369	warn $msg;
1166	}	1370	}
1167		1371
…		…
1192	use Coro::AIO;	1396	use Coro::AIO;
1193		1397
1194	=head3 cf::player	1398	=head3 cf::player
1195		1399
1196	=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	}
1197		1415
1198	=item cf::player::find $login	1416	=item cf::player::find $login
1199		1417
1200	Returns the given player object, loading it if necessary (might block).	1418	Returns the given player object, loading it if necessary (might block).
1201		1419
…		…
1237	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1455	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1238	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1456	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1239	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1457	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1240	aio_unlink +(playerdir $login) . "/$login.pl";	1458	aio_unlink +(playerdir $login) . "/$login.pl";
1241		1459
1242	my $pl = load_pl path $login	1460	my $f = new_from_file cf::object::thawer path $login
1243	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;
1244	$cf::PLAYER{$login} = $pl	1468	$cf::PLAYER{$login} = $pl
1245	}	1469	}
1246	}	1470	}
1247	}	1471	}
1248		1472
…		…
1257	return if $pl->{deny_save};	1481	return if $pl->{deny_save};
1258		1482
1259	aio_mkdir playerdir $pl, 0770;	1483	aio_mkdir playerdir $pl, 0770;
1260	$pl->{last_save} = $cf::RUNTIME;	1484	$pl->{last_save} = $cf::RUNTIME;
1261		1485
		1486	cf::get_slot 0.01;
		1487
1262	$pl->save_pl ($path);	1488	$pl->save_pl ($path);
1263	Coro::cede;	1489	cf::cede_to_tick;
1264	}	1490	}
1265		1491
1266	sub new($) {	1492	sub new($) {
1267	my ($login) = @_;	1493	my ($login) = @_;
1268		1494
…		…
1274	$cf::PLAYER{$login} = $self;	1500	$cf::PLAYER{$login} = $self;
1275		1501
1276	$self	1502	$self
1277	}	1503	}
1278		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
1279	=item $pl->quit_character	1515	=item $pl->quit_character
1280		1516
1281	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
1282	be destroyed. May block for a long time.	1518	be destroyed. May block for a long time.
1283		1519
…		…
1287	my ($pl) = @_;	1523	my ($pl) = @_;
1288		1524
1289	my $name = $pl->ob->name;	1525	my $name = $pl->ob->name;
1290		1526
1291	$pl->{deny_save} = 1;	1527	$pl->{deny_save} = 1;
1292	$pl->password ("*"); # this should lock out the player until we nuked the dir	1528	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1293		1529
1294	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1530	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1295	$pl->deactivate;	1531	$pl->deactivate;
		1532	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1533	$pl->ob->check_score;
1296	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1534	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1297	$pl->ns->destroy if $pl->ns;	1535	$pl->ns->destroy if $pl->ns;
1298		1536
1299	my $path = playerdir $pl;	1537	my $path = playerdir $pl;
1300	my $temp = "$path~$cf::RUNTIME~deleting~";	1538	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1336	or return [];	1574	or return [];
1337		1575
1338	my @logins;	1576	my @logins;
1339		1577
1340	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") {
1341	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1584	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1342	aio_read $fh, 0, 512, my $buf, 0 or next;	1585	aio_read $fh, 0, 512, my $buf, 0 or next;
1343	$buf !~ /^password -------------$/m or next; # official not-valid tag	1586	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1587	}
1344		1588
1345	utf8::decode $login;	1589	utf8::decode $login;
1346	push @logins, $login;	1590	push @logins, $login;
1347	}	1591	}
1348		1592
…		…
1382	Expand crossfire pod fragments into protocol xml.	1626	Expand crossfire pod fragments into protocol xml.
1383		1627
1384	=cut	1628	=cut
1385		1629
1386	sub expand_cfpod {	1630	sub expand_cfpod {
1387	((my $self), (local $_)) = @_;	1631	my ($self, $pod) = @_;
1388		1632
1389	# escape & and <	1633	my @nest = [qr<\G$>, undef, ""];
1390	s/&/&amp;/g;	1634	my $xml;
1391	s/(?<![BIUGH])</&lt;/g;
1392		1635
1393	# this is buggy, it needs to properly take care of nested <'s	1636	for ($pod) {
		1637	while () {
		1638	if (/\G( (?: [^BCEGHITUZ&>\n\ ]+ | [BCEGHITUZ](?!<) | \ (?!>) )+ )/xgcs) {
		1639	$xml .= $1;
		1640	} elsif (/\G\n(?=\S)/xgcs) {
		1641	$xml .= " ";
		1642	} elsif (/\G\n/xgcs) {
		1643	$xml .= "\n";
		1644	} elsif (/\G ([BCEGHITUZ]) (< (?: <+\ | (?!<) ) )/xgcs) {
		1645	my ($code, $delim) = ($1, scalar reverse $2);
		1646	$delim =~ y/</>/; # delim now contains the stop sequence
		1647	$delim = qr{\G\Q$delim};
1394		1648
1395	1 while	1649	my $cb;
1396	# replace B<>, I<>, U<> etc.	1650
1397	s/B<([^\>]*)>/<b>$1<\/b>/	1651	if ($code eq "B") {
1398	|| s/I<([^\>]*)>/<i>$1<\/i>/	1652	$cb = sub { "<b>$_[0]</b>" };
1399	|| s/U<([^\>]*)>/<u>$1<\/u>/	1653	} elsif ($code eq "C") {
1400	# replace G<male|female> tags	1654	$cb = sub { "<tt>$_[0]</tt>" };
1401	|| s{G<([^>|]*)\|([^>]*)>}{	1655	} elsif ($code eq "E") {
1402	$self->gender ? $2 : $1	1656	$cb = sub { warn "E<$_[0]>\n";"&$_[0];" };
1403	}ge	1657	} elsif ($code eq "G") {
1404	# replace H<hint text>	1658	$cb = sub {
1405	|| s{H<([^\>]*)>}	1659	my ($male, $female) = split /\|/, $_[0];
1406	{	1660	$self->gender ? $female : $male
		1661	};
		1662	} elsif ($code eq "H") {
		1663	$cb = sub {
		1664	(
1407	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",	1665	"<fg name=\"lightblue\">[$_[0] (Use hintmode to suppress hints)]</fg>",
1408	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",	1666	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1409	"")	1667	"",
1410	[$self->{hintmode}]	1668	)[$self->{hintmode}];
		1669	};
		1670	} elsif ($code eq "I") {
		1671	$cb = sub { "<i>$_[0]</i>" };
		1672	} elsif ($code eq "T") {
		1673	$cb = sub { "<big><b>$_[0]</b></big>" };
		1674	} elsif ($code eq "U") {
		1675	$cb = sub { "<u>$_[0]</u>" };
		1676	} elsif ($code eq "Z") {
		1677	$cb = sub { };
		1678	} else {
		1679	die "FATAL error in expand_cfpod";
		1680	}
		1681
		1682	push @nest, [$delim, $cb, $xml];
		1683	undef $xml;
		1684
		1685	} elsif ($_ =~ /$nest[-1][0]/gcs) {
		1686	my $nest = pop @nest;
		1687
		1688	if ($nest->[1]) {
		1689	$xml = $nest->[2] . $nest->[1]->($xml);
		1690	} else {
		1691	last;
		1692	}
		1693	} elsif (/\G</xgcs) {
		1694	$xml .= "&lt;";
		1695	} elsif (/\G&/xgcs) {
		1696	$xml .= "&amp;";
		1697	} elsif (/\G>/xgcs) {
		1698	$xml .= ">";
		1699	} else {
		1700	if ($pod =~ /\G(.+)/xgcs) {
		1701	warn "parse error (at $1)($nest[-1][0]) while expanding cfpod:\n$pod";
		1702	last;
		1703	} else {
		1704	warn "parse error (unclosed interior sequence at end of cfpod) while expanding cfpod:\n$pod";
		1705	return "<b>Sorry, the server encountered an internal error when formatting this message, please report this.</b>";
		1706	}
1411	}ge;	1707	}
		1708	}
		1709	}
1412		1710
1413	# create single paragraphs (very hackish)	1711	$xml
1414	s/(?<=\S)\n(?=\w)/ /g;
1415
1416	# compress some whitespace
1417	1 while s/\s*\n\s*\n\s*/\n/;
1418
1419	$_
1420	}	1712	}
1421		1713
1422	sub hintmode {	1714	sub hintmode {
1423	$_[0]{hintmode} = $_[1] if @_ > 1;	1715	$_[0]{hintmode} = $_[1] if @_ > 1;
1424	$_[0]{hintmode}	1716	$_[0]{hintmode}
1425	}	1717	}
1426		1718
1427	=item $player->ext_reply ($msgid, %msg)	1719	=item $player->ext_reply ($msgid, @msg)
1428		1720
1429	Sends an ext reply to the player.	1721	Sends an ext reply to the player.
1430		1722
1431	=cut	1723	=cut
1432		1724
1433	sub ext_reply($$%) {	1725	sub ext_reply($$@) {
1434	my ($self, $id, %msg) = @_;	1726	my ($self, $id, @msg) = @_;
1435		1727
1436	$msg{msgid} = $id;	1728	$self->ns->ext_reply ($id, @msg)
1437	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1438	}	1729	}
1439		1730
1440	=item $player->ext_event ($type, %msg)	1731	=item $player->ext_msg ($type, @msg)
1441		1732
1442	Sends an ext event to the client.	1733	Sends an ext event to the client.
1443		1734
1444	=cut	1735	=cut
1445		1736
1446	sub ext_event($$%) {	1737	sub ext_msg($$@) {
1447	my ($self, $type, %msg) = @_;	1738	my ($self, $type, @msg) = @_;
1448		1739
1449	$self->ns->ext_event ($type, %msg);	1740	$self->ns->ext_msg ($type, @msg);
1450	}	1741	}
1451		1742
1452	=head3 cf::region	1743	=head3 cf::region
1453		1744
1454	=over 4	1745	=over 4
…		…
1467	my ($path) = @_;	1758	my ($path) = @_;
1468		1759
1469	my ($match, $specificity);	1760	my ($match, $specificity);
1470		1761
1471	for my $region (list) {	1762	for my $region (list) {
1472	if ($region->match && $path =~ $region->match) {	1763	if ($region->{match} && $path =~ $region->{match}) {
1473	($match, $specificity) = ($region, $region->specificity)	1764	($match, $specificity) = ($region, $region->specificity)
1474	if $region->specificity > $specificity;	1765	if $region->specificity > $specificity;
1475	}	1766	}
1476	}	1767	}
1477		1768
…		…
1498	our $MAX_RESET = 3600;	1789	our $MAX_RESET = 3600;
1499	our $DEFAULT_RESET = 3000;	1790	our $DEFAULT_RESET = 3000;
1500		1791
1501	sub generate_random_map {	1792	sub generate_random_map {
1502	my ($self, $rmp) = @_;	1793	my ($self, $rmp) = @_;
		1794
		1795	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1796
1503	# mit "rum" bekleckern, nicht	1797	# mit "rum" bekleckern, nicht
1504	$self->_create_random_map (	1798	$self->_create_random_map (
1505	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1799	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1506	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1800	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1507	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1801	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1597	$self->init; # pass $1 etc.	1891	$self->init; # pass $1 etc.
1598	return $self;	1892	return $self;
1599	}	1893	}
1600	}	1894	}
1601		1895
1602	Carp::carp "unable to resolve path '$path' (base '$base').";	1896	Carp::cluck "unable to resolve path '$path' (base '$base').";
1603	()	1897	()
1604	}	1898	}
1605		1899
1606	sub init {	1900	sub init {
1607	my ($self) = @_;	1901	my ($self) = @_;
…		…
1629		1923
1630	# the temporary/swap location	1924	# the temporary/swap location
1631	sub save_path {	1925	sub save_path {
1632	my ($self) = @_;	1926	my ($self) = @_;
1633		1927
1634	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1928	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1635	"$TMPDIR/$path.map"	1929	"$TMPDIR/$path.map"
1636	}	1930	}
1637		1931
1638	# the unique path, undef == no special unique path	1932	# the unique path, undef == no special unique path
1639	sub uniq_path {	1933	sub uniq_path {
1640	my ($self) = @_;	1934	my ($self) = @_;
1641		1935
1642	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1936	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1643	"$UNIQUEDIR/$path"	1937	"$UNIQUEDIR/$path"
1644	}	1938	}
1645		1939
1646	# and all this just because we cannot iterate over	1940	# and all this just because we cannot iterate over
1647	# all maps in C++...	1941	# all maps in C++...
…		…
1670		1964
1671	sub load_header_from($) {	1965	sub load_header_from($) {
1672	my ($self, $path) = @_;	1966	my ($self, $path) = @_;
1673		1967
1674	utf8::encode $path;	1968	utf8::encode $path;
1675	#aio_open $path, O_RDONLY, 0	1969	my $f = new_from_file cf::object::thawer $path
1676	# or return;
1677
1678	$self->_load_header ($path)
1679	or return;	1970	or return;
		1971
		1972	$self->_load_header ($f)
		1973	or return;
		1974
		1975	local $MAP_LOADING{$self->{path}} = $self;
		1976	$f->resolve_delayed_derefs;
1680		1977
1681	$self->{load_path} = $path;	1978	$self->{load_path} = $path;
1682		1979
1683	1	1980	1
1684	}	1981	}
…		…
1738	sub find {	2035	sub find {
1739	my ($path, $origin) = @_;	2036	my ($path, $origin) = @_;
1740		2037
1741	$path = normalise $path, $origin && $origin->path;	2038	$path = normalise $path, $origin && $origin->path;
1742		2039
		2040	cf::lock_wait "map_data:$path";#d#remove
1743	cf::lock_wait "map_find:$path";	2041	cf::lock_wait "map_find:$path";
1744		2042
1745	$cf::MAP{$path} || do {	2043	$cf::MAP{$path} || do {
		2044	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1746	my $guard = cf::lock_acquire "map_find:$path";	2045	my $guard2 = cf::lock_acquire "map_find:$path";
		2046
1747	my $map = new_from_path cf::map $path	2047	my $map = new_from_path cf::map $path
1748	or return;	2048	or return;
1749		2049
1750	$map->{last_save} = $cf::RUNTIME;	2050	$map->{last_save} = $cf::RUNTIME;
1751		2051
…		…
1753	or return;	2053	or return;
1754		2054
1755	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2055	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1756	# doing this can freeze the server in a sync job, obviously	2056	# doing this can freeze the server in a sync job, obviously
1757	#$cf::WAIT_FOR_TICK->wait;	2057	#$cf::WAIT_FOR_TICK->wait;
		2058	undef $guard2;
		2059	undef $guard1;
1758	$map->reset;	2060	$map->reset;
1759	undef $guard;
1760	return find $path;	2061	return find $path;
1761	}	2062	}
1762		2063
1763	$cf::MAP{$path} = $map	2064	$cf::MAP{$path} = $map
1764	}	2065	}
…		…
1773	local $self->{deny_reset} = 1; # loading can take a long time	2074	local $self->{deny_reset} = 1; # loading can take a long time
1774		2075
1775	my $path = $self->{path};	2076	my $path = $self->{path};
1776		2077
1777	{	2078	{
1778	my $guard = cf::lock_acquire "map_load:$path";	2079	my $guard = cf::lock_acquire "map_data:$path";
1779		2080
		2081	return unless $self->valid;
1780	return if $self->in_memory != cf::MAP_SWAPPED;	2082	return unless $self->in_memory == cf::MAP_SWAPPED;
1781		2083
1782	$self->in_memory (cf::MAP_LOADING);	2084	$self->in_memory (cf::MAP_LOADING);
1783		2085
1784	$self->alloc;	2086	$self->alloc;
1785		2087
1786	$self->pre_load;	2088	$self->pre_load;
1787	Coro::cede;	2089	cf::cede_to_tick;
1788		2090
		2091	my $f = new_from_file cf::object::thawer $self->{load_path};
		2092	$f->skip_block;
1789	$self->_load_objects ($self->{load_path}, 1)	2093	$self->_load_objects ($f)
1790	or return;	2094	or return;
1791		2095
1792	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2096	$self->post_load_original
1793	if delete $self->{load_original};	2097	if delete $self->{load_original};
1794		2098
1795	if (my $uniq = $self->uniq_path) {	2099	if (my $uniq = $self->uniq_path) {
1796	utf8::encode $uniq;	2100	utf8::encode $uniq;
1797	if (aio_open $uniq, O_RDONLY, 0) {	2101	unless (aio_stat $uniq) {
		2102	if (my $f = new_from_file cf::object::thawer $uniq) {
1798	$self->clear_unique_items;	2103	$self->clear_unique_items;
1799	$self->_load_objects ($uniq, 0);	2104	$self->_load_objects ($f);
		2105	$f->resolve_delayed_derefs;
		2106	}
1800	}	2107	}
1801	}	2108	}
1802		2109
1803	Coro::cede;	2110	$f->resolve_delayed_derefs;
		2111
		2112	cf::cede_to_tick;
1804	# now do the right thing for maps	2113	# now do the right thing for maps
1805	$self->link_multipart_objects;	2114	$self->link_multipart_objects;
1806	$self->difficulty ($self->estimate_difficulty)	2115	$self->difficulty ($self->estimate_difficulty)
1807	unless $self->difficulty;	2116	unless $self->difficulty;
1808	Coro::cede;	2117	cf::cede_to_tick;
1809		2118
1810	unless ($self->{deny_activate}) {	2119	unless ($self->{deny_activate}) {
1811	$self->decay_objects;	2120	$self->decay_objects;
1812	$self->fix_auto_apply;	2121	$self->fix_auto_apply;
1813	$self->update_buttons;	2122	$self->update_buttons;
1814	Coro::cede;	2123	cf::cede_to_tick;
1815	$self->set_darkness_map;	2124	$self->set_darkness_map;
1816	Coro::cede;	2125	cf::cede_to_tick;
1817	$self->activate;	2126	$self->activate;
1818	}	2127	}
1819		2128
		2129	$self->{last_save} = $cf::RUNTIME;
		2130	$self->last_access ($cf::RUNTIME);
		2131
1820	$self->in_memory (cf::MAP_IN_MEMORY);	2132	$self->in_memory (cf::MAP_ACTIVE);
1821	}	2133	}
1822		2134
1823	$self->post_load;	2135	$self->post_load;
1824	}	2136	}
1825		2137
…		…
1834		2146
1835	$self	2147	$self
1836	}	2148	}
1837		2149
1838	# find and load all maps in the 3x3 area around a map	2150	# find and load all maps in the 3x3 area around a map
1839	sub load_diag {	2151	sub load_neighbours {
1840	my ($map) = @_;	2152	my ($map) = @_;
1841		2153
1842	my @diag; # diagonal neighbours	2154	my @neigh; # diagonal neighbours
1843		2155
1844	for (0 .. 3) {	2156	for (0 .. 3) {
1845	my $neigh = $map->tile_path ($_)	2157	my $neigh = $map->tile_path ($_)
1846	or next;	2158	or next;
1847	$neigh = find $neigh, $map	2159	$neigh = find $neigh, $map
1848	or next;	2160	or next;
1849	$neigh->load;	2161	$neigh->load;
1850		2162
		2163	push @neigh,
1851	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2164	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1852	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2165	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1853	}	2166	}
1854		2167
1855	for (@diag) {	2168	for (grep defined $_->[0], @neigh) {
		2169	my ($path, $origin) = @$_;
1856	my $neigh = find @$_	2170	my $neigh = find $path, $origin
1857	or next;	2171	or next;
1858	$neigh->load;	2172	$neigh->load;
1859	}	2173	}
1860	}	2174	}
1861		2175
…		…
1866	}	2180	}
1867		2181
1868	sub do_load_sync {	2182	sub do_load_sync {
1869	my ($map) = @_;	2183	my ($map) = @_;
1870		2184
		2185	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2186	if $Coro::current == $Coro::main;
		2187
1871	cf::sync_job { $map->load };	2188	cf::sync_job { $map->load };
1872	}	2189	}
1873		2190
1874	our %MAP_PREFETCH;	2191	our %MAP_PREFETCH;
1875	our $MAP_PREFETCHER = undef;	2192	our $MAP_PREFETCHER = undef;
1876		2193
1877	sub find_async {	2194	sub find_async {
1878	my ($path, $origin) = @_;	2195	my ($path, $origin, $load) = @_;
1879		2196
1880	$path = normalise $path, $origin && $origin->{path};	2197	$path = normalise $path, $origin && $origin->{path};
1881		2198
1882	if (my $map = $cf::MAP{$path}) {	2199	if (my $map = $cf::MAP{$path}) {
1883	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2200	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1884	}	2201	}
1885		2202
1886	undef $MAP_PREFETCH{$path};	2203	$MAP_PREFETCH{$path} |= $load;
		2204
1887	$MAP_PREFETCHER ||= cf::async {	2205	$MAP_PREFETCHER ||= cf::async {
		2206	$Coro::current->{desc} = "map prefetcher";
		2207
1888	while (%MAP_PREFETCH) {	2208	while (%MAP_PREFETCH) {
1889	for my $path (keys %MAP_PREFETCH) {	2209	while (my ($k, $v) = each %MAP_PREFETCH) {
1890	my $map = find $path	2210	if (my $map = find $k) {
1891	or next;
1892	$map->load;	2211	$map->load if $v;
		2212	}
1893		2213
1894	delete $MAP_PREFETCH{$path};	2214	delete $MAP_PREFETCH{$k};
1895	}	2215	}
1896	}	2216	}
1897	undef $MAP_PREFETCHER;	2217	undef $MAP_PREFETCHER;
1898	};	2218	};
1899	$MAP_PREFETCHER->prio (6);	2219	$MAP_PREFETCHER->prio (6);
…		…
1902	}	2222	}
1903		2223
1904	sub save {	2224	sub save {
1905	my ($self) = @_;	2225	my ($self) = @_;
1906		2226
1907	my $lock = cf::lock_acquire "map_data:" . $self->path;	2227	my $lock = cf::lock_acquire "map_data:$self->{path}";
1908		2228
1909	$self->{last_save} = $cf::RUNTIME;	2229	$self->{last_save} = $cf::RUNTIME;
1910		2230
1911	return unless $self->dirty;	2231	return unless $self->dirty;
1912		2232
…		…
1918	return if $self->{deny_save};	2238	return if $self->{deny_save};
1919		2239
1920	local $self->{last_access} = $self->last_access;#d#	2240	local $self->{last_access} = $self->last_access;#d#
1921		2241
1922	cf::async {	2242	cf::async {
		2243	$Coro::current->{desc} = "map player save";
1923	$_->contr->save for $self->players;	2244	$_->contr->save for $self->players;
1924	};	2245	};
		2246
		2247	cf::get_slot 0.02;
1925		2248
1926	if ($uniq) {	2249	if ($uniq) {
1927	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2250	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1928	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2251	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1929	} else {	2252	} else {
…		…
1935	my ($self) = @_;	2258	my ($self) = @_;
1936		2259
1937	# save first because save cedes	2260	# save first because save cedes
1938	$self->save;	2261	$self->save;
1939		2262
1940	my $lock = cf::lock_acquire "map_data:" . $self->path;	2263	my $lock = cf::lock_acquire "map_data:$self->{path}";
1941		2264
1942	return if $self->players;	2265	return if $self->players;
1943	return if $self->in_memory != cf::MAP_IN_MEMORY;	2266	return if $self->in_memory != cf::MAP_ACTIVE;
1944	return if $self->{deny_save};	2267	return if $self->{deny_save};
1945		2268
		2269	$self->in_memory (cf::MAP_SWAPPED);
		2270
		2271	$self->deactivate;
		2272	$_->clear_links_to ($self) for values %cf::MAP;
1946	$self->clear;	2273	$self->clear;
1947	$self->in_memory (cf::MAP_SWAPPED);
1948	}	2274	}
1949		2275
1950	sub reset_at {	2276	sub reset_at {
1951	my ($self) = @_;	2277	my ($self) = @_;
1952		2278
…		…
1984	if $uniq;	2310	if $uniq;
1985	}	2311	}
1986		2312
1987	delete $cf::MAP{$self->path};	2313	delete $cf::MAP{$self->path};
1988		2314
		2315	$self->deactivate;
		2316	$_->clear_links_to ($self) for values %cf::MAP;
1989	$self->clear;	2317	$self->clear;
1990
1991	$_->clear_links_to ($self) for values %cf::MAP;
1992		2318
1993	$self->unlink_save;	2319	$self->unlink_save;
1994	$self->destroy;	2320	$self->destroy;
1995	}	2321	}
1996		2322
1997	my $nuke_counter = "aaaa";	2323	my $nuke_counter = "aaaa";
1998		2324
1999	sub nuke {	2325	sub nuke {
2000	my ($self) = @_;	2326	my ($self) = @_;
2001		2327
		2328	{
		2329	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2330
2002	delete $cf::MAP{$self->path};	2331	delete $cf::MAP{$self->path};
2003		2332
2004	$self->unlink_save;	2333	$self->unlink_save;
2005		2334
2006	bless $self, "cf::map";	2335	bless $self, "cf::map";
2007	delete $self->{deny_reset};	2336	delete $self->{deny_reset};
2008	$self->{deny_save} = 1;	2337	$self->{deny_save} = 1;
2009	$self->reset_timeout (1);	2338	$self->reset_timeout (1);
2010	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2339	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2011		2340
2012	$cf::MAP{$self->path} = $self;	2341	$cf::MAP{$self->path} = $self;
		2342	}
2013		2343
2014	$self->reset; # polite request, might not happen	2344	$self->reset; # polite request, might not happen
2015	}	2345	}
2016		2346
2017	=item $maps = cf::map::tmp_maps	2347	=item $maps = cf::map::tmp_maps
…		…
2059		2389
2060	sub unique_maps() {	2390	sub unique_maps() {
2061	[	2391	[
2062	map {	2392	map {
2063	utf8::decode $_;	2393	utf8::decode $_;
2064	/\.map$/	2394	s/\.map$//; # TODO future compatibility hack
		2395	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2396	? ()
2065	? normalise $_	2397	: normalise $_
2066	: ()
2067	} @{ aio_readdir $UNIQUEDIR or [] }	2398	} @{ aio_readdir $UNIQUEDIR or [] }
2068	]	2399	]
2069	}	2400	}
2070		2401
2071	package cf;
2072
2073	=back	2402	=back
2074		2403
2075	=head3 cf::object	2404	=head3 cf::object
2076		2405
2077	=cut	2406	=cut
…		…
2080		2409
2081	=over 4	2410	=over 4
2082		2411
2083	=item $ob->inv_recursive	2412	=item $ob->inv_recursive
2084		2413
2085	Returns the inventory of the object _and_ their inventories, recursively.	2414	Returns the inventory of the object I<and> their inventories, recursively,
		2415	but I<not> the object itself.
2086		2416
2087	=cut	2417	=cut
2088		2418
2089	sub inv_recursive_;	2419	sub inv_recursive_;
2090	sub inv_recursive_ {	2420	sub inv_recursive_ {
…		…
2093		2423
2094	sub inv_recursive {	2424	sub inv_recursive {
2095	inv_recursive_ inv $_[0]	2425	inv_recursive_ inv $_[0]
2096	}	2426	}
2097		2427
		2428	=item $ref = $ob->ref
		2429
		2430	Creates and returns a persistent reference to an object that can be stored as a string.
		2431
		2432	=item $ob = cf::object::deref ($refstring)
		2433
		2434	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2435	even if the object actually exists. May block.
		2436
		2437	=cut
		2438
		2439	sub deref {
		2440	my ($ref) = @_;
		2441
		2442	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2443	my ($uuid, $name) = ($1, $2);
		2444	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2445	or return;
		2446	$pl->ob->uuid eq $uuid
		2447	or return;
		2448
		2449	$pl->ob
		2450	} else {
		2451	warn "$ref: cannot resolve object reference\n";
		2452	undef
		2453	}
		2454	}
		2455
2098	package cf;	2456	package cf;
2099		2457
2100	=back	2458	=back
2101		2459
2102	=head3 cf::object::player	2460	=head3 cf::object::player
…		…
2108	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2466	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2109	can be C<undef>. Does the right thing when the player is currently in a	2467	can be C<undef>. Does the right thing when the player is currently in a
2110	dialogue with the given NPC character.	2468	dialogue with the given NPC character.
2111		2469
2112	=cut	2470	=cut
		2471
		2472	our $SAY_CHANNEL = {
		2473	id => "say",
		2474	title => "Map",
		2475	reply => "say ",
		2476	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2477	};
		2478
		2479	our $CHAT_CHANNEL = {
		2480	id => "chat",
		2481	title => "Chat",
		2482	reply => "chat ",
		2483	tooltip => "Player chat and shouts, global to the server.",
		2484	};
2113		2485
2114	# rough implementation of a future "reply" method that works	2486	# rough implementation of a future "reply" method that works
2115	# with dialog boxes.	2487	# with dialog boxes.
2116	#TODO: the first argument must go, split into a $npc->reply_to ( method	2488	#TODO: the first argument must go, split into a $npc->reply_to ( method
2117	sub cf::object::player::reply($$$;$) {	2489	sub cf::object::player::reply($$$;$) {
…		…
2124		2496
2125	} else {	2497	} else {
2126	my $pl = $self->contr;	2498	my $pl = $self->contr;
2127		2499
2128	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2500	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2129	my $diag = $pl->{npc_dialog};	2501	my $dialog = $pl->{npc_dialog};
2130	$diag->{pl}->ext_reply (	2502	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2131	$diag->{id},
2132	msgtype => "reply",
2133	msg => $diag->{pl}->expand_cfpod ($msg),
2134	add_topics => []
2135	);
2136		2503
2137	} else {	2504	} else {
2138	$msg = $npc->name . " says: $msg" if $npc;	2505	$msg = $npc->name . " says: $msg" if $npc;
2139	$self->message ($msg, $flags);	2506	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2140	}	2507	}
2141	}	2508	}
		2509	}
		2510
		2511	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2512
		2513	=cut
		2514
		2515	sub cf::object::send_msg {
		2516	my $pl = shift->contr
		2517	or return;
		2518	$pl->send_msg (@_);
2142	}	2519	}
2143		2520
2144	=item $player_object->may ("access")	2521	=item $player_object->may ("access")
2145		2522
2146	Returns wether the given player is authorized to access resource "access"	2523	Returns wether the given player is authorized to access resource "access"
…		…
2225	# use -1 or undef as default coordinates, not 0, 0	2602	# use -1 or undef as default coordinates, not 0, 0
2226	($x, $y) = ($map->enter_x, $map->enter_y)	2603	($x, $y) = ($map->enter_x, $map->enter_y)
2227	if $x <=0 && $y <= 0;	2604	if $x <=0 && $y <= 0;
2228		2605
2229	$map->load;	2606	$map->load;
2230	$map->load_diag;	2607	$map->load_neighbours;
2231		2608
2232	return unless $self->contr->active;	2609	return unless $self->contr->active;
2233	$self->activate_recursive;	2610	$self->activate_recursive;
2234		2611
2235	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2612	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2236	$self->enter_map ($map, $x, $y);	2613	$self->enter_map ($map, $x, $y);
2237	}	2614	}
2238		2615
2239	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2616	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2240		2617
2241	Moves the player to the given map-path and coordinates by first freezing	2618	Moves the player to the given map-path and coordinates by first freezing
2242	her, loading and preparing them map, calling the provided $check callback	2619	her, loading and preparing them map, calling the provided $check callback
2243	that has to return the map if sucecssful, and then unfreezes the player on	2620	that has to return the map if sucecssful, and then unfreezes the player on
2244	the new (success) or old (failed) map position.	2621	the new (success) or old (failed) map position. In either case, $done will
		2622	be called at the end of this process.
		2623
		2624	Note that $check will be called with a potentially non-loaded map, so if
		2625	it needs a loaded map it has to call C<< ->load >>.
2245		2626
2246	=cut	2627	=cut
2247		2628
2248	our $GOTOGEN;	2629	our $GOTOGEN;
2249		2630
2250	sub cf::object::player::goto {	2631	sub cf::object::player::goto {
2251	my ($self, $path, $x, $y, $check) = @_;	2632	my ($self, $path, $x, $y, $check, $done) = @_;
2252		2633
2253	# do generation counting so two concurrent goto's will be executed in-order	2634	# do generation counting so two concurrent goto's will be executed in-order
2254	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2635	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2255		2636
2256	$self->enter_link;	2637	$self->enter_link;
2257		2638
2258	(async {	2639	(async {
		2640	$Coro::current->{desc} = "player::goto $path $x $y";
		2641
		2642	# *tag paths override both path and x|y
		2643	if ($path =~ /^\*(.*)$/) {
		2644	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2645	my $ob = $obs[rand @obs];
		2646
		2647	# see if we actually can go there
		2648	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2649	$ob = $obs[rand @obs];
		2650	} else {
		2651	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2652	}
		2653	# else put us there anyways for now #d#
		2654
		2655	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2656	} else {
		2657	($path, $x, $y) = (undef, undef, undef);
		2658	}
		2659	}
		2660
2259	my $map = eval {	2661	my $map = eval {
2260	my $map = cf::map::find $path;	2662	my $map = defined $path ? cf::map::find $path : undef;
2261		2663
2262	if ($map) {	2664	if ($map) {
2263	$map = $map->customise_for ($self);	2665	$map = $map->customise_for ($self);
2264	$map = $check->($map) if $check && $map;	2666	$map = $check->($map) if $check && $map;
2265	} else {	2667	} else {
2266	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2668	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2267	}	2669	}
2268		2670
2269	$map	2671	$map
2270	};	2672	};
2271		2673
…		…
2276		2678
2277	if ($gen == $self->{_goto_generation}) {	2679	if ($gen == $self->{_goto_generation}) {
2278	delete $self->{_goto_generation};	2680	delete $self->{_goto_generation};
2279	$self->leave_link ($map, $x, $y);	2681	$self->leave_link ($map, $x, $y);
2280	}	2682	}
		2683
		2684	$done->() if $done;
2281	})->prio (1);	2685	})->prio (1);
2282	}	2686	}
2283		2687
2284	=item $player_object->enter_exit ($exit_object)	2688	=item $player_object->enter_exit ($exit_object)
2285		2689
…		…
2305	}	2709	}
2306		2710
2307	sub prepare_random_map {	2711	sub prepare_random_map {
2308	my ($exit) = @_;	2712	my ($exit) = @_;
2309		2713
2310	my $guard = cf::lock_acquire "exit_prepare:$exit";
2311
2312	# all this does is basically replace the /! path by	2714	# all this does is basically replace the /! path by
2313	# a new random map path (?random/...) with a seed	2715	# a new random map path (?random/...) with a seed
2314	# that depends on the exit object	2716	# that depends on the exit object
2315		2717
2316	my $rmp = parse_random_map_params $exit->msg;	2718	my $rmp = parse_random_map_params $exit->msg;
…		…
2318	if ($exit->map) {	2720	if ($exit->map) {
2319	$rmp->{region} = $exit->region->name;	2721	$rmp->{region} = $exit->region->name;
2320	$rmp->{origin_map} = $exit->map->path;	2722	$rmp->{origin_map} = $exit->map->path;
2321	$rmp->{origin_x} = $exit->x;	2723	$rmp->{origin_x} = $exit->x;
2322	$rmp->{origin_y} = $exit->y;	2724	$rmp->{origin_y} = $exit->y;
		2725
		2726	$exit->map->touch;
2323	}	2727	}
2324		2728
2325	$rmp->{random_seed} ||= $exit->random_seed;	2729	$rmp->{random_seed} ||= $exit->random_seed;
2326		2730
2327	my $data = cf::to_json $rmp;	2731	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2328	my $md5 = Digest::MD5::md5_hex $data;	2732	my $md5 = Digest::MD5::md5_hex $data;
2329	my $meta = "$RANDOMDIR/$md5.meta";	2733	my $meta = "$RANDOMDIR/$md5.meta";
2330		2734
2331	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2735	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2332	aio_write $fh, 0, (length $data), $data, 0;	2736	aio_write $fh, 0, (length $data), $data, 0;
2333	undef $fh;	2737	undef $fh;
2334	aio_rename "$meta~", $meta;	2738	aio_rename "$meta~", $meta;
2335		2739
		2740	my $slaying = "?random/$md5";
		2741
		2742	if ($exit->valid) {
2336	$exit->slaying ("?random/$md5");	2743	$exit->slaying ("?random/$md5");
2337	$exit->msg (undef);	2744	$exit->msg (undef);
		2745	}
2338	}	2746	}
2339	}	2747	}
2340		2748
2341	sub cf::object::player::enter_exit {	2749	sub cf::object::player::enter_exit {
2342	my ($self, $exit) = @_;	2750	my ($self, $exit) = @_;
2343		2751
2344	return unless $self->type == cf::PLAYER;	2752	return unless $self->type == cf::PLAYER;
2345		2753
2346	if ($exit->slaying eq "/!") {
2347	#TODO: this should de-fi-ni-te-ly not be a sync-job
2348	# the problem is that $exit might not survive long enough
2349	# so it needs to be done right now, right here
2350	cf::sync_job { prepare_random_map $exit };
2351	}
2352
2353	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2354	my $hp = $exit->stats->hp;
2355	my $sp = $exit->stats->sp;
2356
2357	$self->enter_link;	2754	$self->enter_link;
2358		2755
2359	(async {	2756	(async {
2360	$self->deactivate_recursive; # just to be sure	2757	$Coro::current->{desc} = "enter_exit";
		2758
2361	unless (eval {	2759	unless (eval {
		2760	$self->deactivate_recursive; # just to be sure
		2761
		2762	# random map handling
		2763	{
		2764	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2765
		2766	prepare_random_map $exit
		2767	if $exit->slaying eq "/!";
		2768	}
		2769
		2770	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2771	my $x = $exit->stats->hp;
		2772	my $y = $exit->stats->sp;
		2773
2362	$self->goto ($slaying, $hp, $sp);	2774	$self->goto ($map, $x, $y);
2363		2775
		2776	# if exit is damned, update players death & WoR home-position
		2777	$self->contr->savebed ($map, $x, $y)
		2778	if $exit->flag (cf::FLAG_DAMNED);
		2779
2364	1;	2780	1
2365	}) {	2781	}) {
2366	$self->message ("Something went wrong deep within the crossfire server. "	2782	$self->message ("Something went wrong deep within the crossfire server. "
2367	. "I'll try to bring you back to the map you were before. "	2783	. "I'll try to bring you back to the map you were before. "
2368	. "Please report this to the dungeon master!",	2784	. "Please report this to the dungeon master!",
2369	cf::NDI_UNIQUE | cf::NDI_RED);	2785	cf::NDI_UNIQUE | cf::NDI_RED);
…		…
2390		2806
2391	utf8::encode $text;	2807	utf8::encode $text;
2392	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2808	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2393	}	2809	}
2394		2810
2395	=item $client->send_msg ($color, $type, $msg, [extra...])	2811	=item $client->send_msg ($channel, $msg, $color, [extra...])
2396		2812
2397	Send a drawinfo or msg packet to the client, formatting the msg for the	2813	Send a drawinfo or msg packet to the client, formatting the msg for the
2398	client if neccessary. C<$type> should be a string identifying the type of	2814	client if neccessary. C<$type> should be a string identifying the type of
2399	the message, with C<log> being the default. If C<$color> is negative, suppress	2815	the message, with C<log> being the default. If C<$color> is negative, suppress
2400	the message unless the client supports the msg packet.	2816	the message unless the client supports the msg packet.
2401		2817
2402	=cut	2818	=cut
2403		2819
		2820	# non-persistent channels (usually the info channel)
		2821	our %CHANNEL = (
		2822	"c/identify" => {
		2823	id => "infobox",
		2824	title => "Identify",
		2825	reply => undef,
		2826	tooltip => "Items recently identified",
		2827	},
		2828	"c/examine" => {
		2829	id => "infobox",
		2830	title => "Examine",
		2831	reply => undef,
		2832	tooltip => "Signs and other items you examined",
		2833	},
		2834	"c/book" => {
		2835	id => "infobox",
		2836	title => "Book",
		2837	reply => undef,
		2838	tooltip => "The contents of a note or book",
		2839	},
		2840	"c/lookat" => {
		2841	id => "infobox",
		2842	title => "Look",
		2843	reply => undef,
		2844	tooltip => "What you saw there",
		2845	},
		2846	"c/who" => {
		2847	id => "infobox",
		2848	title => "Players",
		2849	reply => undef,
		2850	tooltip => "Shows players who are currently online",
		2851	},
		2852	"c/body" => {
		2853	id => "infobox",
		2854	title => "Body Parts",
		2855	reply => undef,
		2856	tooltip => "Shows which body parts you posess and are available",
		2857	},
		2858	"c/uptime" => {
		2859	id => "infobox",
		2860	title => "Uptime",
		2861	reply => undef,
		2862	tooltip => "How long the server has been running since last restart",
		2863	},
		2864	"c/mapinfo" => {
		2865	id => "infobox",
		2866	title => "Map Info",
		2867	reply => undef,
		2868	tooltip => "Information related to the maps",
		2869	},
		2870	"c/party" => {
		2871	id => "party",
		2872	title => "Party",
		2873	reply => "gsay ",
		2874	tooltip => "Messages and chat related to your party",
		2875	},
		2876	);
		2877
2404	sub cf::client::send_msg {	2878	sub cf::client::send_msg {
2405	my ($self, $color, $type, $msg, @extra) = @_;	2879	my ($self, $channel, $msg, $color, @extra) = @_;
2406		2880
2407	$msg = $self->pl->expand_cfpod ($msg);	2881	$msg = $self->pl->expand_cfpod ($msg);
2408		2882
		2883	$color &= cf::NDI_CLIENT_MASK; # just in case...
		2884
		2885	# check predefined channels, for the benefit of C
		2886	if ($CHANNEL{$channel}) {
		2887	$channel = $CHANNEL{$channel};
		2888
		2889	$self->ext_msg (channel_info => $channel)
		2890	if $self->can_msg;
		2891
		2892	$channel = $channel->{id};
		2893
		2894	} elsif (ref $channel) {
		2895	# send meta info to client, if not yet sent
		2896	unless (exists $self->{channel}{$channel->{id}}) {
		2897	$self->{channel}{$channel->{id}} = $channel;
		2898	$self->ext_msg (channel_info => $channel)
		2899	if $self->can_msg;
		2900	}
		2901
		2902	$channel = $channel->{id};
		2903	}
		2904
		2905	return unless @extra || length $msg;
		2906
2409	if ($self->can_msg) {	2907	if ($self->can_msg) {
2410	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $type, $msg, @extra]));	2908	# default colour, mask it out
		2909	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
		2910	if $color & cf::NDI_DEF;
		2911
		2912	my $pkt = "msg "
		2913	. $self->{json_coder}->encode (
		2914	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		2915	);
		2916
		2917	# try lzf for large packets
		2918	$pkt = "lzf " . Compress::LZF::compress $pkt
		2919	if 1024 <= length $pkt and $self->{can_lzf};
		2920
		2921	# split very large packets
		2922	if (8192 < length $pkt and $self->{can_lzf}) {
		2923	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
		2924	$pkt = "frag";
		2925	}
		2926
		2927	$self->send_packet ($pkt);
2411	} else {	2928	} else {
2412	# replace some tags by gcfclient-compatible ones
2413	for ($msg) {
2414	1 while
2415	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2416	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2417	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2418	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2419	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2420	}
2421
2422	if ($color >= 0) {	2929	if ($color >= 0) {
		2930	# replace some tags by gcfclient-compatible ones
		2931	for ($msg) {
		2932	1 while
		2933	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
		2934	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
		2935	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
		2936	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
		2937	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
		2938	}
		2939
		2940	$color &= cf::NDI_COLOR_MASK;
		2941
		2942	utf8::encode $msg;
		2943
2423	if (0 && $msg =~ /\[/) {	2944	if (0 && $msg =~ /\[/) {
		2945	# COMMAND/INFO
2424	$self->send_packet ("drawextinfo $color 4 0 $msg")	2946	$self->send_packet ("drawextinfo $color 10 8 $msg")
2425	} else {	2947	} else {
2426	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	2948	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2427	$self->send_packet ("drawinfo $color $msg")	2949	$self->send_packet ("drawinfo $color $msg")
2428	}	2950	}
2429	}	2951	}
2430	}	2952	}
2431	}	2953	}
2432		2954
2433	=item $client->ext_event ($type, %msg)	2955	=item $client->ext_msg ($type, @msg)
2434		2956
2435	Sends an ext event to the client.	2957	Sends an ext event to the client.
2436		2958
2437	=cut	2959	=cut
2438		2960
2439	sub cf::client::ext_event($$%) {	2961	sub cf::client::ext_msg($$@) {
2440	my ($self, $type, %msg) = @_;	2962	my ($self, $type, @msg) = @_;
2441		2963
		2964	if ($self->extcmd == 2) {
		2965	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2966	} elsif ($self->extcmd == 1) { # TODO: remove
2442	$msg{msgtype} = "event_$type";	2967	push @msg, msgtype => "event_$type";
2443	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	2968	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2969	}
		2970	}
		2971
		2972	=item $client->ext_reply ($msgid, @msg)
		2973
		2974	Sends an ext reply to the client.
		2975
		2976	=cut
		2977
		2978	sub cf::client::ext_reply($$@) {
		2979	my ($self, $id, @msg) = @_;
		2980
		2981	if ($self->extcmd == 2) {
		2982	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2983	} elsif ($self->extcmd == 1) {
		2984	#TODO: version 1, remove
		2985	unshift @msg, msgtype => "reply", msgid => $id;
		2986	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2987	}
2444	}	2988	}
2445		2989
2446	=item $success = $client->query ($flags, "text", \&cb)	2990	=item $success = $client->query ($flags, "text", \&cb)
2447		2991
2448	Queues a query to the client, calling the given callback with	2992	Queues a query to the client, calling the given callback with
…		…
2503	my ($ns, $buf) = @_;	3047	my ($ns, $buf) = @_;
2504		3048
2505	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3049	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2506		3050
2507	if (ref $msg) {	3051	if (ref $msg) {
		3052	my ($type, $reply, @payload) =
		3053	"ARRAY" eq ref $msg
		3054	? @$msg
		3055	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		3056
		3057	my @reply;
		3058
2508	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3059	if (my $cb = $EXTICMD{$type}) {
2509	if (my %reply = $cb->($ns, $msg)) {	3060	@reply = $cb->($ns, @payload);
2510	$reply{msgid} = $msg->{msgid};
2511	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2512	}
2513	}	3061	}
		3062
		3063	$ns->ext_reply ($reply, @reply)
		3064	if $reply;
		3065
2514	} else {	3066	} else {
2515	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3067	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2516	}	3068	}
2517		3069
2518	cf::override;	3070	cf::override;
…		…
2565	our $safe = new Safe "safe";	3117	our $safe = new Safe "safe";
2566	our $safe_hole = new Safe::Hole;	3118	our $safe_hole = new Safe::Hole;
2567		3119
2568	$SIG{FPE} = 'IGNORE';	3120	$SIG{FPE} = 'IGNORE';
2569		3121
2570	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3122	$safe->permit_only (Opcode::opset qw(
		3123	:base_core :base_mem :base_orig :base_math
		3124	grepstart grepwhile mapstart mapwhile
		3125	sort time
		3126	));
2571		3127
2572	# here we export the classes and methods available to script code	3128	# here we export the classes and methods available to script code
2573		3129
2574	=pod	3130	=pod
2575		3131
2576	The following functions and methods are available within a safe environment:	3132	The following functions and methods are available within a safe environment:
2577		3133
2578	cf::object contr pay_amount pay_player map	3134	cf::object
		3135	contr pay_amount pay_player map x y force_find force_add destroy
		3136	insert remove name archname title slaying race decrease split
		3137
2579	cf::object::player player	3138	cf::object::player
2580	cf::player peaceful	3139	player
2581	cf::map trigger	3140
		3141	cf::player
		3142	peaceful
		3143
		3144	cf::map
		3145	trigger
2582		3146
2583	=cut	3147	=cut
2584		3148
2585	for (	3149	for (
2586	["cf::object" => qw(contr pay_amount pay_player map)],	3150	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
		3151	insert remove inv nrof name archname title slaying race
		3152	decrease split destroy change_exp)],
2587	["cf::object::player" => qw(player)],	3153	["cf::object::player" => qw(player)],
2588	["cf::player" => qw(peaceful)],	3154	["cf::player" => qw(peaceful)],
2589	["cf::map" => qw(trigger)],	3155	["cf::map" => qw(trigger)],
2590	) {	3156	) {
2591	no strict 'refs';	3157	no strict 'refs';
…		…
2667	# the server's init and main functions	3233	# the server's init and main functions
2668		3234
2669	sub load_facedata($) {	3235	sub load_facedata($) {
2670	my ($path) = @_;	3236	my ($path) = @_;
2671		3237
		3238	# HACK to clear player env face cache, we need some signal framework
		3239	# for this (global event?)
		3240	%ext::player_env::MUSIC_FACE_CACHE = ();
		3241
		3242	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3243
2672	warn "loading facedata from $path\n";	3244	warn "loading facedata from $path\n";
2673		3245
2674	my $facedata;	3246	my $facedata;
2675	0 < aio_load $path, $facedata	3247	0 < aio_load $path, $facedata
2676	or die "$path: $!";	3248	or die "$path: $!";
…		…
2678	$facedata = Coro::Storable::thaw $facedata;	3250	$facedata = Coro::Storable::thaw $facedata;
2679		3251
2680	$facedata->{version} == 2	3252	$facedata->{version} == 2
2681	or cf::cleanup "$path: version mismatch, cannot proceed.";	3253	or cf::cleanup "$path: version mismatch, cannot proceed.";
2682		3254
		3255	# patch in the exptable
		3256	$facedata->{resource}{"res/exp_table"} = {
		3257	type => FT_RSRC,
		3258	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3259	};
		3260	cf::cede_to_tick;
		3261
2683	{	3262	{
2684	my $faces = $facedata->{faceinfo};	3263	my $faces = $facedata->{faceinfo};
2685		3264
2686	while (my ($face, $info) = each %$faces) {	3265	while (my ($face, $info) = each %$faces) {
2687	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3266	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3267
2688	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3268	cf::face::set_visibility $idx, $info->{visibility};
		3269	cf::face::set_magicmap $idx, $info->{magicmap};
2689	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3270	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2690	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3271	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2691	Coro::cede;	3272
		3273	cf::cede_to_tick;
2692	}	3274	}
2693		3275
2694	while (my ($face, $info) = each %$faces) {	3276	while (my ($face, $info) = each %$faces) {
2695	next unless $info->{smooth};	3277	next unless $info->{smooth};
		3278
2696	my $idx = cf::face::find $face	3279	my $idx = cf::face::find $face
2697	or next;	3280	or next;
		3281
2698	if (my $smooth = cf::face::find $info->{smooth}) {	3282	if (my $smooth = cf::face::find $info->{smooth}) {
		3283	cf::face::set_smooth $idx, $smooth;
2699	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3284	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2700	} else {	3285	} else {
2701	warn "smooth face '$info->{smooth}' not found for face '$face'";	3286	warn "smooth face '$info->{smooth}' not found for face '$face'";
2702	}	3287	}
2703	Coro::cede;	3288
		3289	cf::cede_to_tick;
2704	}	3290	}
2705	}	3291	}
2706		3292
2707	{	3293	{
2708	my $anims = $facedata->{animinfo};	3294	my $anims = $facedata->{animinfo};
2709		3295
2710	while (my ($anim, $info) = each %$anims) {	3296	while (my ($anim, $info) = each %$anims) {
2711	cf::anim::set $anim, $info->{frames}, $info->{facings};	3297	cf::anim::set $anim, $info->{frames}, $info->{facings};
2712	Coro::cede;	3298	cf::cede_to_tick;
2713	}	3299	}
2714		3300
2715	cf::anim::invalidate_all; # d'oh	3301	cf::anim::invalidate_all; # d'oh
2716	}	3302	}
2717		3303
		3304	{
		3305	# TODO: for gcfclient pleasure, we should give resources
		3306	# that gcfclient doesn't grok a >10000 face index.
		3307	my $res = $facedata->{resource};
		3308
		3309	while (my ($name, $info) = each %$res) {
		3310	if (defined $info->{type}) {
		3311	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3312	my $data;
		3313
		3314	if ($info->{type} & 1) {
		3315	# prepend meta info
		3316
		3317	my $meta = $enc->encode ({
		3318	name => $name,
		3319	%{ $info->{meta} || {} },
		3320	});
		3321
		3322	$data = pack "(w/a*)*", $meta, $info->{data};
		3323	} else {
		3324	$data = $info->{data};
		3325	}
		3326
		3327	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3328	cf::face::set_type $idx, $info->{type};
		3329	} else {
		3330	$RESOURCE{$name} = $info;
		3331	}
		3332
		3333	cf::cede_to_tick;
		3334	}
		3335	}
		3336
		3337	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3338
2718	1	3339	1
2719	}	3340	}
2720		3341
		3342	cf::global->attach (on_resource_update => sub {
		3343	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3344	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3345
		3346	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3347	my $sound = $soundconf->{compat}[$_]
		3348	or next;
		3349
		3350	my $face = cf::face::find "sound/$sound->[1]";
		3351	cf::sound::set $sound->[0] => $face;
		3352	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3353	}
		3354
		3355	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3356	my $face = cf::face::find "sound/$v";
		3357	cf::sound::set $k => $face;
		3358	}
		3359	}
		3360	});
		3361
		3362	register_exticmd fx_want => sub {
		3363	my ($ns, $want) = @_;
		3364
		3365	while (my ($k, $v) = each %$want) {
		3366	$ns->fx_want ($k, $v);
		3367	}
		3368	};
		3369
		3370	sub load_resource_file($) {
		3371	my $guard = lock_acquire "load_resource_file";
		3372
		3373	my $status = load_resource_file_ $_[0];
		3374	get_slot 0.1, 100;
		3375	cf::arch::commit_load;
		3376
		3377	$status
		3378	}
		3379
2721	sub reload_regions {	3380	sub reload_regions {
		3381	# HACK to clear player env face cache, we need some signal framework
		3382	# for this (global event?)
		3383	%ext::player_env::MUSIC_FACE_CACHE = ();
		3384
2722	load_resource_file "$MAPDIR/regions"	3385	load_resource_file "$MAPDIR/regions"
2723	or die "unable to load regions file\n";	3386	or die "unable to load regions file\n";
		3387
		3388	for (cf::region::list) {
		3389	$_->{match} = qr/$_->{match}/
		3390	if exists $_->{match};
		3391	}
2724	}	3392	}
2725		3393
2726	sub reload_facedata {	3394	sub reload_facedata {
2727	load_facedata "$DATADIR/facedata"	3395	load_facedata "$DATADIR/facedata"
2728	or die "unable to load facedata\n";	3396	or die "unable to load facedata\n";
2729	}	3397	}
2730		3398
2731	sub reload_archetypes {	3399	sub reload_archetypes {
2732	load_resource_file "$DATADIR/archetypes"	3400	load_resource_file "$DATADIR/archetypes"
2733	or die "unable to load archetypes\n";	3401	or die "unable to load archetypes\n";
2734	#d# NEED to laod twice to resolve forward references
2735	# this really needs to be done in an extra post-pass
2736	# (which needs to be synchronous, so solve it differently)
2737	load_resource_file "$DATADIR/archetypes"
2738	or die "unable to load archetypes\n";
2739	}	3402	}
2740		3403
2741	sub reload_treasures {	3404	sub reload_treasures {
2742	load_resource_file "$DATADIR/treasures"	3405	load_resource_file "$DATADIR/treasures"
2743	or die "unable to load treasurelists\n";	3406	or die "unable to load treasurelists\n";
2744	}	3407	}
2745		3408
2746	sub reload_resources {	3409	sub reload_resources {
2747	warn "reloading resource files...\n";	3410	warn "reloading resource files...\n";
2748		3411
		3412	reload_facedata;
		3413	reload_archetypes;
2749	reload_regions;	3414	reload_regions;
2750	reload_facedata;
2751	#reload_archetypes;#d#
2752	reload_archetypes;
2753	reload_treasures;	3415	reload_treasures;
2754		3416
2755	warn "finished reloading resource files\n";	3417	warn "finished reloading resource files\n";
2756	}	3418	}
2757		3419
2758	sub init {	3420	sub init {
		3421	my $guard = freeze_mainloop;
		3422
		3423	evthread_start IO::AIO::poll_fileno;
		3424
2759	reload_resources;	3425	reload_resources;
2760	}	3426	}
2761		3427
2762	sub cfg_load {	3428	sub reload_config {
2763	open my $fh, "<:utf8", "$CONFDIR/config"	3429	open my $fh, "<:utf8", "$CONFDIR/config"
2764	or return;	3430	or return;
2765		3431
2766	local $/;	3432	local $/;
2767	*CFG = YAML::Syck::Load <$fh>;	3433	*CFG = YAML::Load <$fh>;
2768		3434
2769	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3435	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2770		3436
2771	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3437	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2772	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3438	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2783	sub main {	3449	sub main {
2784	# we must not ever block the main coroutine	3450	# we must not ever block the main coroutine
2785	local $Coro::idle = sub {	3451	local $Coro::idle = sub {
2786	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3452	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2787	(async {	3453	(async {
2788	Event::one_event;	3454	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3455	EV::loop EV::LOOP_ONESHOT;
2789	})->prio (Coro::PRIO_MAX);	3456	})->prio (Coro::PRIO_MAX);
2790	};	3457	};
2791		3458
2792	cfg_load;	3459	{
		3460	my $guard = freeze_mainloop;
		3461	reload_config;
2793	db_init;	3462	db_init;
2794	load_extensions;	3463	load_extensions;
2795		3464
2796	$TICK_WATCHER->start;	3465	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3466	}
		3467
2797	Event::loop;	3468	EV::loop;
2798	}	3469	}
2799		3470
2800	#############################################################################	3471	#############################################################################
2801	# initialisation and cleanup	3472	# initialisation and cleanup
2802		3473
2803	# install some emergency cleanup handlers	3474	# install some emergency cleanup handlers
2804	BEGIN {	3475	BEGIN {
		3476	our %SIGWATCHER = ();
2805	for my $signal (qw(INT HUP TERM)) {	3477	for my $signal (qw(INT HUP TERM)) {
2806	Event->signal (	3478	$SIGWATCHER{$signal} = EV::signal $signal, sub {
2807	reentrant => 0,
2808	data => WF_AUTOCANCEL,
2809	signal => $signal,
2810	prio => 0,
2811	cb => sub {
2812	cf::cleanup "SIG$signal";	3479	cf::cleanup "SIG$signal";
2813	},
2814	);	3480	};
2815	}	3481	}
2816	}	3482	}
2817		3483
2818	sub write_runtime {	3484	sub write_runtime_sync {
2819	my $runtime = "$LOCALDIR/runtime";	3485	my $runtime = "$LOCALDIR/runtime";
2820		3486
2821	# first touch the runtime file to show we are still running:	3487	# first touch the runtime file to show we are still running:
2822	# the fsync below can take a very very long time.	3488	# the fsync below can take a very very long time.
2823		3489
…		…
2849	and return;	3515	and return;
2850		3516
2851	warn "runtime file written.\n";	3517	warn "runtime file written.\n";
2852		3518
2853	1	3519	1
		3520	}
		3521
		3522	our $uuid_lock;
		3523	our $uuid_skip;
		3524
		3525	sub write_uuid_sync($) {
		3526	$uuid_skip ||= $_[0];
		3527
		3528	return if $uuid_lock;
		3529	local $uuid_lock = 1;
		3530
		3531	my $uuid = "$LOCALDIR/uuid";
		3532
		3533	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3534	or return;
		3535
		3536	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3537	$uuid_skip = 0;
		3538
		3539	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3540	and return;
		3541
		3542	# always fsync - this file is important
		3543	aio_fsync $fh
		3544	and return;
		3545
		3546	close $fh
		3547	or return;
		3548
		3549	aio_rename "$uuid~", $uuid
		3550	and return;
		3551
		3552	warn "uuid file written ($value).\n";
		3553
		3554	1
		3555
		3556	}
		3557
		3558	sub write_uuid($$) {
		3559	my ($skip, $sync) = @_;
		3560
		3561	$sync ? write_uuid_sync $skip
		3562	: async { write_uuid_sync $skip };
2854	}	3563	}
2855		3564
2856	sub emergency_save() {	3565	sub emergency_save() {
2857	my $freeze_guard = cf::freeze_mainloop;	3566	my $freeze_guard = cf::freeze_mainloop;
2858		3567
…		…
2864	# and maps saved/destroyed asynchronously.	3573	# and maps saved/destroyed asynchronously.
2865	warn "begin emergency player save\n";	3574	warn "begin emergency player save\n";
2866	for my $login (keys %cf::PLAYER) {	3575	for my $login (keys %cf::PLAYER) {
2867	my $pl = $cf::PLAYER{$login} or next;	3576	my $pl = $cf::PLAYER{$login} or next;
2868	$pl->valid or next;	3577	$pl->valid or next;
		3578	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2869	$pl->save;	3579	$pl->save;
2870	}	3580	}
2871	warn "end emergency player save\n";	3581	warn "end emergency player save\n";
2872		3582
2873	warn "begin emergency map save\n";	3583	warn "begin emergency map save\n";
…		…
2879	warn "end emergency map save\n";	3589	warn "end emergency map save\n";
2880		3590
2881	warn "begin emergency database checkpoint\n";	3591	warn "begin emergency database checkpoint\n";
2882	BDB::db_env_txn_checkpoint $DB_ENV;	3592	BDB::db_env_txn_checkpoint $DB_ENV;
2883	warn "end emergency database checkpoint\n";	3593	warn "end emergency database checkpoint\n";
		3594
		3595	warn "begin write uuid\n";
		3596	write_uuid_sync 1;
		3597	warn "end write uuid\n";
2884	};	3598	};
2885		3599
2886	warn "leave emergency perl save\n";	3600	warn "leave emergency perl save\n";
2887	}	3601	}
2888		3602
…		…
2890	my ($make_core) = @_;	3604	my ($make_core) = @_;
2891		3605
2892	warn Carp::longmess "post_cleanup backtrace"	3606	warn Carp::longmess "post_cleanup backtrace"
2893	if $make_core;	3607	if $make_core;
2894	}	3608	}
		3609
		3610	# a safer delete_package, copied from Symbol
		3611	sub clear_package($) {
		3612	my $pkg = shift;
		3613
		3614	# expand to full symbol table name if needed
		3615	unless ($pkg =~ /^main::.*::$/) {
		3616	$pkg = "main$pkg" if $pkg =~ /^::/;
		3617	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3618	$pkg .= '::' unless $pkg =~ /::$/;
		3619	}
		3620
		3621	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3622	my $stem_symtab = *{$stem}{HASH};
		3623
		3624	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3625	or return;
		3626
		3627	# clear all symbols
		3628	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3629	for my $name (keys %$leaf_symtab) {
		3630	_gv_clear *{"$pkg$name"};
		3631	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3632	}
		3633	warn "cleared package #$pkg\n";#d#
		3634	}
		3635
		3636	our $RELOAD; # how many times to reload
2895		3637
2896	sub do_reload_perl() {	3638	sub do_reload_perl() {
2897	# can/must only be called in main	3639	# can/must only be called in main
2898	if ($Coro::current != $Coro::main) {	3640	if ($Coro::current != $Coro::main) {
2899	warn "can only reload from main coroutine";	3641	warn "can only reload from main coroutine";
2900	return;	3642	return;
2901	}	3643	}
2902		3644
		3645	return if $RELOAD++;
		3646
		3647	while ($RELOAD) {
2903	warn "reloading...";	3648	warn "reloading...";
2904		3649
2905	warn "entering sync_job";	3650	warn "entering sync_job";
2906		3651
2907	cf::sync_job {	3652	cf::sync_job {
2908	cf::write_runtime; # external watchdog should not bark	3653	cf::write_runtime_sync; # external watchdog should not bark
2909	cf::emergency_save;	3654	cf::emergency_save;
2910	cf::write_runtime; # external watchdog should not bark	3655	cf::write_runtime_sync; # external watchdog should not bark
2911		3656
2912	warn "syncing database to disk";	3657	warn "syncing database to disk";
2913	BDB::db_env_txn_checkpoint $DB_ENV;	3658	BDB::db_env_txn_checkpoint $DB_ENV;
2914		3659
2915	# if anything goes wrong in here, we should simply crash as we already saved	3660	# if anything goes wrong in here, we should simply crash as we already saved
2916		3661
2917	warn "cancelling all WF_AUTOCANCEL watchers";
2918	for (Event::all_watchers) {
2919	$_->cancel if $_->data & WF_AUTOCANCEL;
2920	}
2921
2922	warn "flushing outstanding aio requests";	3662	warn "flushing outstanding aio requests";
2923	for (;;) {
2924	BDB::flush;
2925	IO::AIO::flush;
2926	Coro::cede;
2927	last unless IO::AIO::nreqs || BDB::nreqs;	3663	while (IO::AIO::nreqs || BDB::nreqs) {
2928	warn "iterate...";	3664	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
2929	}
2930
2931	++$RELOAD;
2932
2933	warn "cancelling all extension coros";
2934	$_->cancel for values %EXT_CORO;
2935	%EXT_CORO = ();
2936
2937	warn "removing commands";
2938	%COMMAND = ();
2939
2940	warn "removing ext/exti commands";
2941	%EXTCMD = ();
2942	%EXTICMD = ();
2943
2944	warn "unloading/nuking all extensions";
2945	for my $pkg (@EXTS) {
2946	warn "... unloading $pkg";
2947
2948	if (my $cb = $pkg->can ("unload")) {
2949	eval {
2950	$cb->($pkg);
2951	1
2952	} or warn "$pkg unloaded, but with errors: $@";
2953	}	3665	}
2954		3666
2955	warn "... nuking $pkg";	3667	warn "cancelling all extension coros";
2956	Symbol::delete_package $pkg;	3668	$_->cancel for values %EXT_CORO;
2957	}	3669	%EXT_CORO = ();
2958		3670
2959	warn "unloading all perl modules loaded from $LIBDIR";	3671	warn "removing commands";
2960	while (my ($k, $v) = each %INC) {	3672	%COMMAND = ();
2961	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2962		3673
		3674	warn "removing ext/exti commands";
		3675	%EXTCMD = ();
		3676	%EXTICMD = ();
		3677
		3678	warn "unloading/nuking all extensions";
		3679	for my $pkg (@EXTS) {
2963	warn "... unloading $k";	3680	warn "... unloading $pkg";
2964	delete $INC{$k};
2965		3681
2966	$k =~ s/\.pm$//;
2967	$k =~ s/\//::/g;
2968
2969	if (my $cb = $k->can ("unload_module")) {	3682	if (my $cb = $pkg->can ("unload")) {
		3683	eval {
2970	$cb->();	3684	$cb->($pkg);
		3685	1
		3686	} or warn "$pkg unloaded, but with errors: $@";
		3687	}
		3688
		3689	warn "... clearing $pkg";
		3690	clear_package $pkg;
2971	}	3691	}
2972		3692
2973	Symbol::delete_package $k;	3693	warn "unloading all perl modules loaded from $LIBDIR";
		3694	while (my ($k, $v) = each %INC) {
		3695	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3696
		3697	warn "... unloading $k";
		3698	delete $INC{$k};
		3699
		3700	$k =~ s/\.pm$//;
		3701	$k =~ s/\//::/g;
		3702
		3703	if (my $cb = $k->can ("unload_module")) {
		3704	$cb->();
		3705	}
		3706
		3707	clear_package $k;
2974	}	3708	}
2975		3709
2976	warn "getting rid of safe::, as good as possible";	3710	warn "getting rid of safe::, as good as possible";
2977	Symbol::delete_package "safe::$_"	3711	clear_package "safe::$_"
2978	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3712	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2979		3713
2980	warn "unloading cf.pm \"a bit\"";	3714	warn "unloading cf.pm \"a bit\"";
2981	delete $INC{"cf.pm"};	3715	delete $INC{"cf.pm"};
2982	delete $INC{"cf/pod.pm"};	3716	delete $INC{"cf/pod.pm"};
2983		3717
2984	# don't, removes xs symbols, too,	3718	# don't, removes xs symbols, too,
2985	# and global variables created in xs	3719	# and global variables created in xs
2986	#Symbol::delete_package __PACKAGE__;	3720	#clear_package __PACKAGE__;
2987		3721
2988	warn "unload completed, starting to reload now";	3722	warn "unload completed, starting to reload now";
2989		3723
2990	warn "reloading cf.pm";	3724	warn "reloading cf.pm";
2991	require cf;	3725	require cf;
2992	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3726	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2993		3727
2994	warn "loading config and database again";	3728	warn "loading config and database again";
2995	cf::cfg_load;	3729	cf::reload_config;
2996		3730
2997	warn "loading extensions";	3731	warn "loading extensions";
2998	cf::load_extensions;	3732	cf::load_extensions;
2999		3733
3000	warn "reattaching attachments to objects/players";	3734	warn "reattaching attachments to objects/players";
3001	_global_reattach; # objects, sockets	3735	_global_reattach; # objects, sockets
3002	warn "reattaching attachments to maps";	3736	warn "reattaching attachments to maps";
3003	reattach $_ for values %MAP;	3737	reattach $_ for values %MAP;
3004	warn "reattaching attachments to players";	3738	warn "reattaching attachments to players";
3005	reattach $_ for values %PLAYER;	3739	reattach $_ for values %PLAYER;
3006		3740
3007	warn "leaving sync_job";	3741	warn "leaving sync_job";
3008		3742
3009	1	3743	1
3010	} or do {	3744	} or do {
3011	warn $@;	3745	warn $@;
3012	warn "error while reloading, exiting.";	3746	cf::cleanup "error while reloading, exiting.";
3013	exit 1;
3014	};	3747	};
3015		3748
3016	warn "reloaded";	3749	warn "reloaded";
		3750	--$RELOAD;
		3751	}
3017	};	3752	};
3018		3753
3019	our $RELOAD_WATCHER; # used only during reload	3754	our $RELOAD_WATCHER; # used only during reload
3020		3755
3021	sub reload_perl() {	3756	sub reload_perl() {
3022	# doing reload synchronously and two reloads happen back-to-back,	3757	# doing reload synchronously and two reloads happen back-to-back,
3023	# coro crashes during coro_state_free->destroy here.	3758	# coro crashes during coro_state_free->destroy here.
3024		3759
3025	$RELOAD_WATCHER ||= Event->timer (	3760	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3026	reentrant => 0,
3027	after => 0,
3028	data => WF_AUTOCANCEL,
3029	cb => sub {
3030	do_reload_perl;	3761	do_reload_perl;
3031	undef $RELOAD_WATCHER;	3762	undef $RELOAD_WATCHER;
3032	},
3033	);	3763	};
3034	}	3764	}
3035		3765
3036	register_command "reload" => sub {	3766	register_command "reload" => sub {
3037	my ($who, $arg) = @_;	3767	my ($who, $arg) = @_;
3038		3768
3039	if ($who->flag (FLAG_WIZ)) {	3769	if ($who->flag (FLAG_WIZ)) {
3040	$who->message ("reloading server.");	3770	$who->message ("reloading server.");
		3771	async {
		3772	$Coro::current->{desc} = "perl_reload";
3041	async { reload_perl };	3773	reload_perl;
		3774	};
3042	}	3775	}
3043	};	3776	};
3044		3777
3045	unshift @INC, $LIBDIR;	3778	unshift @INC, $LIBDIR;
3046		3779
…		…
3048		3781
3049	our @WAIT_FOR_TICK;	3782	our @WAIT_FOR_TICK;
3050	our @WAIT_FOR_TICK_BEGIN;	3783	our @WAIT_FOR_TICK_BEGIN;
3051		3784
3052	sub wait_for_tick {	3785	sub wait_for_tick {
3053	return unless $TICK_WATCHER->is_active;
3054	return if $Coro::current == $Coro::main;	3786	return if tick_inhibit || $Coro::current == $Coro::main;
3055		3787
3056	my $signal = new Coro::Signal;	3788	my $signal = new Coro::Signal;
3057	push @WAIT_FOR_TICK, $signal;	3789	push @WAIT_FOR_TICK, $signal;
3058	$signal->wait;	3790	$signal->wait;
3059	}	3791	}
3060		3792
3061	sub wait_for_tick_begin {	3793	sub wait_for_tick_begin {
3062	return unless $TICK_WATCHER->is_active;
3063	return if $Coro::current == $Coro::main;	3794	return if tick_inhibit || $Coro::current == $Coro::main;
3064		3795
3065	my $signal = new Coro::Signal;	3796	my $signal = new Coro::Signal;
3066	push @WAIT_FOR_TICK_BEGIN, $signal;	3797	push @WAIT_FOR_TICK_BEGIN, $signal;
3067	$signal->wait;	3798	$signal->wait;
3068	}	3799	}
3069		3800
3070	my $min = 1e6;#d#	3801	sub tick {
3071	my $avg = 10;
3072	$TICK_WATCHER = Event->timer (
3073	reentrant => 0,
3074	parked => 1,
3075	prio => 0,
3076	at => $NEXT_TICK || $TICK,
3077	data => WF_AUTOCANCEL,
3078	cb => sub {
3079	if ($Coro::current != $Coro::main) {	3802	if ($Coro::current != $Coro::main) {
3080	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3803	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3081	unless ++$bug_warning > 10;	3804	unless ++$bug_warning > 10;
3082	return;	3805	return;
3083	}	3806	}
3084		3807
3085	$NOW = $tick_start = Event::time;
3086
3087	cf::server_tick; # one server iteration	3808	cf::server_tick; # one server iteration
3088		3809
3089	0 && sync_job {#d#	3810	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3090	for(1..10) {	3811	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3091	my $t = Event::time;	3812	Coro::async_pool {
3092	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3813	$Coro::current->{desc} = "runtime saver";
3093	or die;	3814	write_runtime_sync
3094		3815	or warn "ERROR: unable to write runtime file: $!";
3095	$map->width (50);
3096	$map->height (50);
3097	$map->alloc;
3098	$map->_load_objects ("/tmp/x.map", 1);
3099	my $t = Event::time - $t;
3100
3101	#next unless $t < 0.0013;#d#
3102	if ($t < $min) {
3103	$min = $t;
3104	}
3105	$avg = $avg * 0.99 + $t * 0.01;
3106	}
3107	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3108	exit 0;
3109	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3110	};	3816	};
		3817	}
3111		3818
3112	$RUNTIME += $TICK;
3113	$NEXT_TICK += $TICK;
3114
3115	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3116	$NEXT_RUNTIME_WRITE = $NOW + 10;
3117	Coro::async_pool {
3118	write_runtime
3119	or warn "ERROR: unable to write runtime file: $!";
3120	};
3121	}
3122
3123	# my $AFTER = Event::time;
3124	# warn $AFTER - $NOW;#d#
3125
3126	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3819	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3127	$sig->send;	3820	$sig->send;
3128	}	3821	}
3129	while (my $sig = shift @WAIT_FOR_TICK) {	3822	while (my $sig = shift @WAIT_FOR_TICK) {
3130	$sig->send;	3823	$sig->send;
3131	}	3824	}
3132		3825
3133	$NOW = Event::time;	3826	$LOAD = ($NOW - $TICK_START) / $TICK;
3134
3135	# if we are delayed by four ticks or more, skip them all
3136	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3137
3138	$TICK_WATCHER->at ($NEXT_TICK);
3139	$TICK_WATCHER->start;
3140
3141	$LOAD = ($NOW - $tick_start) / $TICK;
3142	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3827	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3143		3828
3144	_post_tick;	3829	if (0) {
3145		3830	if ($NEXT_TICK) {
3146		3831	my $jitter = $TICK_START - $NEXT_TICK;
		3832	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3833	warn "jitter $JITTER\n";#d#
		3834	}
3147	},	3835	}
3148	);	3836	}
3149		3837
3150	{	3838	{
3151	BDB::max_poll_time $TICK * 0.1;	3839	# configure BDB
3152	$BDB_POLL_WATCHER = Event->io (	3840
3153	reentrant => 0,
3154	fd => BDB::poll_fileno,
3155	poll => 'r',
3156	prio => 0,
3157	data => WF_AUTOCANCEL,
3158	cb => \&BDB::poll_cb,
3159	);
3160	BDB::min_parallel 8;	3841	BDB::min_parallel 8;
3161		3842	BDB::max_poll_reqs $TICK * 0.1;
3162	BDB::set_sync_prepare {	3843	$AnyEvent::BDB::WATCHER->priority (1);
3163	my $status;
3164	my $current = $Coro::current;
3165	(
3166	sub {
3167	$status = $!;
3168	$current->ready; undef $current;
3169	},
3170	sub {
3171	Coro::schedule while defined $current;
3172	$! = $status;
3173	},
3174	)
3175	};
3176		3844
3177	unless ($DB_ENV) {	3845	unless ($DB_ENV) {
3178	$DB_ENV = BDB::db_env_create;	3846	$DB_ENV = BDB::db_env_create;
		3847	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3848	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3849	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3850	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3851	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3179		3852
3180	cf::sync_job {	3853	cf::sync_job {
3181	eval {	3854	eval {
3182	BDB::db_env_open	3855	BDB::db_env_open
3183	$DB_ENV,	3856	$DB_ENV,
…		…
3185	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3858	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3186	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3859	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3187	0666;	3860	0666;
3188		3861
3189	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3862	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3190
3191	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3192	$DB_ENV->set_lk_detect;
3193	};	3863	};
3194		3864
3195	cf::cleanup "db_env_open(db): $@" if $@;	3865	cf::cleanup "db_env_open(db): $@" if $@;
3196	};	3866	};
3197	}	3867	}
		3868
		3869	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3870	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3871	};
		3872	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3873	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3874	};
		3875	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3876	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3877	};
3198	}	3878	}
3199		3879
3200	{	3880	{
		3881	# configure IO::AIO
		3882
3201	IO::AIO::min_parallel 8;	3883	IO::AIO::min_parallel 8;
3202
3203	undef $Coro::AIO::WATCHER;
3204	IO::AIO::max_poll_time $TICK * 0.1;	3884	IO::AIO::max_poll_time $TICK * 0.1;
3205	$AIO_POLL_WATCHER = Event->io (	3885	undef $AnyEvent::AIO::WATCHER;
3206	reentrant => 0,
3207	data => WF_AUTOCANCEL,
3208	fd => IO::AIO::poll_fileno,
3209	poll => 'r',
3210	prio => 6,
3211	cb => \&IO::AIO::poll_cb,
3212	);
3213	}	3886	}
3214		3887
3215	my $_log_backtrace;	3888	my $_log_backtrace;
3216		3889
3217	sub _log_backtrace {	3890	sub _log_backtrace {
…		…
3221		3894
3222	# limit the # of concurrent backtraces	3895	# limit the # of concurrent backtraces
3223	if ($_log_backtrace < 2) {	3896	if ($_log_backtrace < 2) {
3224	++$_log_backtrace;	3897	++$_log_backtrace;
3225	async {	3898	async {
		3899	$Coro::current->{desc} = "abt $msg";
		3900
3226	my @bt = fork_call {	3901	my @bt = fork_call {
3227	@addr = map { sprintf "%x", $_ } @addr;	3902	@addr = map { sprintf "%x", $_ } @addr;
3228	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3903	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3229	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3904	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3230	or die "addr2line: $!";	3905	or die "addr2line: $!";

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