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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.407 by root, Sun Jan 13 09:53:53 2008 UTC vs.
Revision 1.532 by root, Thu Apr 29 07:32:34 2010 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# 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 Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
		25	use 5.10.0;
3	use utf8;	26	use utf8;
4	use strict;	27	use strict qw(vars subs);
5		28
6	use Symbol;	29	use Symbol;
7	use List::Util;	30	use List::Util;
8	use Socket;	31	use Socket;
9	use EV 1.86;	32	use EV;
10	use Opcode;	33	use Opcode;
11	use Safe;	34	use Safe;
12	use Safe::Hole;	35	use Safe::Hole;
13	use Storable ();	36	use Storable ();
		37	use Carp ();
14		38
		39	use Guard ();
15	use Coro 4.32 ();	40	use Coro ();
16	use Coro::State;	41	use Coro::State;
17	use Coro::Handle;	42	use Coro::Handle;
18	use Coro::EV;	43	use Coro::EV;
		44	use Coro::AnyEvent;
19	use Coro::Timer;	45	use Coro::Timer;
20	use Coro::Signal;	46	use Coro::Signal;
21	use Coro::Semaphore;	47	use Coro::Semaphore;
		48	use Coro::SemaphoreSet;
		49	use Coro::AnyEvent;
22	use Coro::AIO;	50	use Coro::AIO;
23	use Coro::BDB;	51	use Coro::BDB 1.6;
24	use Coro::Storable;	52	use Coro::Storable;
25	use Coro::Util ();	53	use Coro::Util ();
26		54
27	use JSON::XS 2.01 ();	55	use JSON::XS 2.01 ();
28	use BDB ();	56	use BDB ();
29	use Data::Dumper;	57	use Data::Dumper;
30	use Digest::MD5;
31	use Fcntl;	58	use Fcntl;
32	use YAML::Syck ();	59	use YAML::XS ();
33	use IO::AIO 2.51 ();	60	use IO::AIO ();
34	use Time::HiRes;	61	use Time::HiRes;
35	use Compress::LZF;	62	use Compress::LZF;
36	use Digest::MD5 ();	63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
37		66
38	# configure various modules to our taste	67	# configure various modules to our taste
39	#	68	#
40	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
41	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	70	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		71
		72	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		73
		74	# make sure c-lzf reinitialises itself
		75	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
42	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	76	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
43		77
44	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?	78	# strictly for debugging
45	$YAML::Syck::ImplicitUnicode = 1;	79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
46
47	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
48		80
49	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
50		82
51	our %COMMAND = ();	83	our %COMMAND = ();
52	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
55	our %EXTCMD = ();	87	our %EXTCMD = ();
56	our %EXTICMD = ();	88	our %EXTICMD = ();
57	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
58	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
59		91
60	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
61	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
62		96
63	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
64	our $DATADIR = datadir;	98	our $DATADIR = datadir;
65	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
66	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
67	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
68	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
73	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
74	our %RESOURCE;	111	our %RESOURCE; # unused
		112
		113	our $OUTPUT_RATE_MIN = 3000;
		114	our $OUTPUT_RATE_MAX = 1000000;
		115
		116	our $MAX_LINKS = 32; # how many chained exits to follow
		117	our $VERBOSE_IO = 1;
75		118
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	119	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	120	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	121	our $NEXT_TICK;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off	122	our $USE_FSYNC = 1; # use fsync to write maps - default on
82		123
83	our $BDB_POLL_WATCHER;
84	our $BDB_DEADLOCK_WATCHER;	124	our $BDB_DEADLOCK_WATCHER;
85	our $BDB_CHECKPOINT_WATCHER;	125	our $BDB_CHECKPOINT_WATCHER;
86	our $BDB_TRICKLE_WATCHER;	126	our $BDB_TRICKLE_WATCHER;
87	our $DB_ENV;	127	our $DB_ENV;
88		128
		129	our @EXTRA_MODULES = qw(pod match mapscript);
		130
89	our %CFG;	131	our %CFG;
90		132
91	our $UPTIME; $UPTIME ||= time;	133	our $UPTIME; $UPTIME ||= time;
92	our $RUNTIME;	134	our $RUNTIME;
93	our $NOW;	135	our $NOW;
…		…
99	# used to convert map paths into valid unix filenames by replacing / by ∕	141	# used to convert map paths into valid unix filenames by replacing / by ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	142	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		143
102	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	144	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103	our $LOADAVG; # same thing, but with alpha-smoothing	145	our $LOADAVG; # same thing, but with alpha-smoothing
		146	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	147	our $TICK_START; # for load detecting purposes
		148
		149	our @POST_INIT;
		150
		151	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		152	our $REALLY_UNLOOP; # never set to true, please :)
105		153
106	binmode STDOUT;	154	binmode STDOUT;
107	binmode STDERR;	155	binmode STDERR;
108		156
109	# read virtual server time, if available	157	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	158	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	159	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	160	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	161	$RUNTIME = <$fh> + 0.;
114	}	162	}
		163
		164	eval "sub TICK() { $TICK } 1" or die;
115		165
116	mkdir $_	166	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	167	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
118		168
119	our $EMERGENCY_POSITION;	169	our $EMERGENCY_POSITION;
120		170
121	sub cf::map::normalise;	171	sub cf::map::normalise;
		172
		173	sub in_main() {
		174	$Coro::current == $Coro::main
		175	}
		176
		177	#############################################################################
		178
		179	%REFLECT = ();
		180	for (@REFLECT) {
		181	my $reflect = JSON::XS::decode_json $_;
		182	$REFLECT{$reflect->{class}} = $reflect;
		183	}
		184
		185	# this is decidedly evil
		186	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
122		187
123	#############################################################################	188	#############################################################################
124		189
125	=head2 GLOBAL VARIABLES	190	=head2 GLOBAL VARIABLES
126		191
…		…
173	returns directly I<after> the tick processing (and consequently, can only wake one process	238	returns directly I<after> the tick processing (and consequently, can only wake one process
174	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	239	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
175		240
176	=item @cf::INVOKE_RESULTS	241	=item @cf::INVOKE_RESULTS
177		242
178	This array contains the results of the last C<invoke ()> call. When	243	This array contains the results of the last C<invoke ()> call. When
179	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	244	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
180	that call.	245	that call.
181		246
		247	=item %cf::REFLECT
		248
		249	Contains, for each (C++) class name, a hash reference with information
		250	about object members (methods, scalars, arrays and flags) and other
		251	metadata, which is useful for introspection.
		252
182	=back	253	=back
183		254
184	=cut	255	=cut
185		256
186	BEGIN {	257	sub error(@) { LOG llevError, join "", @_ }
187	*CORE::GLOBAL::warn = sub {	258	sub warn (@) { LOG llevWarn , join "", @_ }
		259	sub info (@) { LOG llevInfo , join "", @_ }
		260	sub debug(@) { LOG llevDebug, join "", @_ }
		261	sub trace(@) { LOG llevTrace, join "", @_ }
		262
		263	$Coro::State::WARNHOOK = sub {
188	my $msg = join "", @_;	264	my $msg = join "", @_;
189		265
190	$msg .= "\n"	266	$msg .= "\n"
191	unless $msg =~ /\n$/;	267	unless $msg =~ /\n$/;
192		268
193	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	269	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194		270
195	LOG llevError, $msg;	271	LOG llevWarn, $msg;
196	};	272	};
197	}
198		273
199	$Coro::State::DIEHOOK = sub {	274	$Coro::State::DIEHOOK = sub {
		275	return unless $^S eq 0; # "eq", not "=="
		276
200	warn Carp::longmess $_[0];	277	error Carp::longmess $_[0];
		278
		279	if (in_main) {#d#
		280	error "DIEHOOK called in main context, Coro bug?\n";#d#
		281	return;#d#
		282	}#d#
		283
		284	# kill coroutine otherwise
201	Coro::terminate;	285	Coro::terminate
202	};	286	};
203		287
204	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	288	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
205	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	289	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
206	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	290	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
…		…
214	for my $pkg (qw(	298	for my $pkg (qw(
215	cf::global cf::attachable	299	cf::global cf::attachable
216	cf::object cf::object::player	300	cf::object cf::object::player
217	cf::client cf::player	301	cf::client cf::player
218	cf::arch cf::living	302	cf::arch cf::living
		303	cf::map cf::mapspace
219	cf::map cf::party cf::region	304	cf::party cf::region
220	)) {	305	)) {
221	no strict 'refs';
222	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	306	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
223	}	307	}
224		308
225	$EV::DIED = sub {	309	$EV::DIED = sub {
226	warn "error in event callback: @_";	310	Carp::cluck "error in event callback: @_";
227	};	311	};
228		312
229	#############################################################################	313	#############################################################################
230		314
231	=head2 UTILITY FUNCTIONS	315	=head2 UTILITY FUNCTIONS
…		…
268	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	352	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
269		353
270	sub encode_json($) { $json_coder->encode ($_[0]) }	354	sub encode_json($) { $json_coder->encode ($_[0]) }
271	sub decode_json($) { $json_coder->decode ($_[0]) }	355	sub decode_json($) { $json_coder->decode ($_[0]) }
272		356
		357	=item cf::post_init { BLOCK }
		358
		359	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		360	but I<before> the server starts ticking again.
		361
		362	The cdoeblock will have a single boolean argument to indicate whether this
		363	is a reload or not.
		364
		365	=cut
		366
		367	sub post_init(&) {
		368	push @POST_INIT, shift;
		369	}
		370
273	=item cf::lock_wait $string	371	=item cf::lock_wait $string
274		372
275	Wait until the given lock is available. See cf::lock_acquire.	373	Wait until the given lock is available. See cf::lock_acquire.
276		374
277	=item my $lock = cf::lock_acquire $string	375	=item my $lock = cf::lock_acquire $string
278		376
279	Wait until the given lock is available and then acquires it and returns	377	Wait until the given lock is available and then acquires it and returns
280	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	378	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
281	for example when the coroutine gets canceled), the lock is automatically	379	for example when the coroutine gets canceled), the lock is automatically
282	returned.	380	returned.
283		381
284	Locks are *not* recursive, locking from the same coro twice results in a	382	Locks are *not* recursive, locking from the same coro twice results in a
285	deadlocked coro.	383	deadlocked coro.
…		…
291		389
292	Return true if the lock is currently active, i.e. somebody has locked it.	390	Return true if the lock is currently active, i.e. somebody has locked it.
293		391
294	=cut	392	=cut
295		393
296	our %LOCK;	394	our $LOCKS = new Coro::SemaphoreSet;
297	our %LOCKER;#d#
298		395
299	sub lock_wait($) {	396	sub lock_wait($) {
300	my ($key) = @_;	397	$LOCKS->wait ($_[0]);
301
302	if ($LOCKER{$key} == $Coro::current) {#d#
303	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
304	return;#d#
305	}#d#
306
307	# wait for lock, if any
308	while ($LOCK{$key}) {
309	push @{ $LOCK{$key} }, $Coro::current;
310	Coro::schedule;
311	}
312	}	398	}
313		399
314	sub lock_acquire($) {	400	sub lock_acquire($) {
315	my ($key) = @_;	401	$LOCKS->guard ($_[0])
316
317	# wait, to be sure we are not locked
318	lock_wait $key;
319
320	$LOCK{$key} = [];
321	$LOCKER{$key} = $Coro::current;#d#
322
323	Coro::guard {
324	delete $LOCKER{$key};#d#
325	# wake up all waiters, to be on the safe side
326	$_->ready for @{ delete $LOCK{$key} };
327	}
328	}	402	}
329		403
330	sub lock_active($) {	404	sub lock_active($) {
331	my ($key) = @_;	405	$LOCKS->count ($_[0]) < 1
332
333	! ! $LOCK{$key}
334	}	406	}
335		407
336	sub freeze_mainloop {	408	sub freeze_mainloop {
337	return unless $TICK_WATCHER->is_active;	409	tick_inhibit_inc;
338		410
339	my $guard = Coro::guard {	411	&Guard::guard (\&tick_inhibit_dec);
340	$TICK_WATCHER->start;
341	};
342	$TICK_WATCHER->stop;
343	$guard
344	}	412	}
345		413
346	=item cf::periodic $interval, $cb	414	=item cf::periodic $interval, $cb
347		415
348	Like EV::periodic, but randomly selects a starting point so that the actions	416	Like EV::periodic, but randomly selects a starting point so that the actions
349	get spread over timer.	417	get spread over time.
350		418
351	=cut	419	=cut
352		420
353	sub periodic($$) {	421	sub periodic($$) {
354	my ($interval, $cb) = @_;	422	my ($interval, $cb) = @_;
…		…
371		439
372	=cut	440	=cut
373		441
374	our @SLOT_QUEUE;	442	our @SLOT_QUEUE;
375	our $SLOT_QUEUE;	443	our $SLOT_QUEUE;
		444	our $SLOT_DECAY = 0.9;
376		445
377	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	446	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
378	$SLOT_QUEUE = Coro::async {	447	$SLOT_QUEUE = Coro::async {
379	$Coro::current->desc ("timeslot manager");	448	$Coro::current->desc ("timeslot manager");
380		449
381	my $signal = new Coro::Signal;	450	my $signal = new Coro::Signal;
		451	my $busy;
382		452
383	while () {	453	while () {
384	next_job:	454	next_job:
		455
385	my $avail = cf::till_tick;	456	my $avail = cf::till_tick;
386	if ($avail > 0.01) {	457
387	for (0 .. $#SLOT_QUEUE) {	458	for (0 .. $#SLOT_QUEUE) {
388	if ($SLOT_QUEUE[$_][0] < $avail) {	459	if ($SLOT_QUEUE[$_][0] <= $avail) {
		460	$busy = 0;
389	my $job = splice @SLOT_QUEUE, $_, 1, ();	461	my $job = splice @SLOT_QUEUE, $_, 1, ();
390	$job->[2]->send;	462	$job->[2]->send;
391	Coro::cede;	463	Coro::cede;
392	goto next_job;	464	goto next_job;
393	}	465	} else {
		466	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
394	}	467	}
395	}	468	}
396		469
397	if (@SLOT_QUEUE) {	470	if (@SLOT_QUEUE) {
398	# we do not use wait_for_tick() as it returns immediately when tick is inactive	471	# we do not use wait_for_tick() as it returns immediately when tick is inactive
399	push @cf::WAIT_FOR_TICK, $signal;	472	push @cf::WAIT_FOR_TICK, $signal;
400	$signal->wait;	473	$signal->wait;
401	} else {	474	} else {
		475	$busy = 0;
402	Coro::schedule;	476	Coro::schedule;
403	}	477	}
404	}	478	}
405	};	479	};
406		480
407	sub get_slot($;$$) {	481	sub get_slot($;$$) {
		482	return if tick_inhibit || $Coro::current == $Coro::main;
		483
408	my ($time, $pri, $name) = @_;	484	my ($time, $pri, $name) = @_;
409		485
410	$time = $TICK * .6 if $time > $TICK * .6;	486	$time = clamp $time, 0.01, $TICK * .6;
		487
411	my $sig = new Coro::Signal;	488	my $sig = new Coro::Signal;
412		489
413	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	490	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
414	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	491	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
415	$SLOT_QUEUE->ready;	492	$SLOT_QUEUE->ready;
…		…
442		519
443	sub sync_job(&) {	520	sub sync_job(&) {
444	my ($job) = @_;	521	my ($job) = @_;
445		522
446	if ($Coro::current == $Coro::main) {	523	if ($Coro::current == $Coro::main) {
447	my $time = EV::time;	524	my $time = AE::time;
448		525
449	# this is the main coro, too bad, we have to block	526	# this is the main coro, too bad, we have to block
450	# till the operation succeeds, freezing the server :/	527	# till the operation succeeds, freezing the server :/
451		528
452	LOG llevError, Carp::longmess "sync job";#d#	529	LOG llevError, Carp::longmess "sync job";#d#
453		530
454	# TODO: use suspend/resume instead
455	# (but this is cancel-safe)
456	my $freeze_guard = freeze_mainloop;	531	my $freeze_guard = freeze_mainloop;
457		532
458	my $busy = 1;	533	my $busy = 1;
459	my @res;	534	my @res;
460		535
461	(async {	536	(async {
462	$Coro::current->desc ("sync job coro");	537	$Coro::current->desc ("sync job coro");
463	@res = eval { $job->() };	538	@res = eval { $job->() };
464	warn $@ if $@;	539	error $@ if $@;
465	undef $busy;	540	undef $busy;
466	})->prio (Coro::PRIO_MAX);	541	})->prio (Coro::PRIO_MAX);
467		542
468	while ($busy) {	543	while ($busy) {
469	if (Coro::nready) {	544	if (Coro::nready) {
…		…
471	} else {	546	} else {
472	EV::loop EV::LOOP_ONESHOT;	547	EV::loop EV::LOOP_ONESHOT;
473	}	548	}
474	}	549	}
475		550
476	$time = EV::time - $time;	551	my $time = AE::time - $time;
477		552
478	LOG llevError | logBacktrace, Carp::longmess "long sync job"
479	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
480
481	$tick_start += $time; # do not account sync jobs to server load	553	$TICK_START += $time; # do not account sync jobs to server load
482		554
483	wantarray ? @res : $res[0]	555	wantarray ? @res : $res[0]
484	} else {	556	} else {
485	# we are in another coroutine, how wonderful, everything just works	557	# we are in another coroutine, how wonderful, everything just works
486		558
…		…
528	reset_signals;	600	reset_signals;
529	&$cb	601	&$cb
530	}, @args;	602	}, @args;
531		603
532	wantarray ? @res : $res[-1]	604	wantarray ? @res : $res[-1]
		605	}
		606
		607	sub objinfo {
		608	(
		609	"counter value" => cf::object::object_count,
		610	"objects created" => cf::object::create_count,
		611	"objects destroyed" => cf::object::destroy_count,
		612	"freelist size" => cf::object::free_count,
		613	"allocated objects" => cf::object::objects_size,
		614	"active objects" => cf::object::actives_size,
		615	)
		616	}
		617
		618	=item $coin = coin_from_name $name
		619
		620	=cut
		621
		622	our %coin_alias = (
		623	"silver" => "silvercoin",
		624	"silvercoin" => "silvercoin",
		625	"silvercoins" => "silvercoin",
		626	"gold" => "goldcoin",
		627	"goldcoin" => "goldcoin",
		628	"goldcoins" => "goldcoin",
		629	"platinum" => "platinacoin",
		630	"platinumcoin" => "platinacoin",
		631	"platinumcoins" => "platinacoin",
		632	"platina" => "platinacoin",
		633	"platinacoin" => "platinacoin",
		634	"platinacoins" => "platinacoin",
		635	"royalty" => "royalty",
		636	"royalties" => "royalty",
		637	);
		638
		639	sub coin_from_name($) {
		640	$coin_alias{$_[0]}
		641	? cf::arch::find $coin_alias{$_[0]}
		642	: undef
533	}	643	}
534		644
535	=item $value = cf::db_get $family => $key	645	=item $value = cf::db_get $family => $key
536		646
537	Returns a single value from the environment database.	647	Returns a single value from the environment database.
…		…
645		755
646	my $t1 = Time::HiRes::time;	756	my $t1 = Time::HiRes::time;
647	my $data = $process->(\@data);	757	my $data = $process->(\@data);
648	my $t2 = Time::HiRes::time;	758	my $t2 = Time::HiRes::time;
649		759
650	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	760	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
651		761
652	db_put cache => "$id/data", $data;	762	db_put cache => "$id/data", $data;
653	db_put cache => "$id/md5" , $md5;	763	db_put cache => "$id/md5" , $md5;
654	db_put cache => "$id/meta", $meta;	764	db_put cache => "$id/meta", $meta;
655		765
…		…
665		775
666	=cut	776	=cut
667		777
668	sub datalog($@) {	778	sub datalog($@) {
669	my ($type, %kv) = @_;	779	my ($type, %kv) = @_;
670	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	780	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
671	}	781	}
672		782
673	=back	783	=back
674		784
675	=cut	785	=cut
676		786
677	#############################################################################	787	#############################################################################
678		788
679	=head2 ATTACHABLE OBJECTS	789	=head2 ATTACHABLE OBJECTS
680		790
681	Many objects in crossfire are so-called attachable objects. That means you can	791	Many objects in deliantra are so-called attachable objects. That means you can
682	attach callbacks/event handlers (a collection of which is called an "attachment")	792	attach callbacks/event handlers (a collection of which is called an "attachment")
683	to it. All such attachable objects support the following methods.	793	to it. All such attachable objects support the following methods.
684		794
685	In the following description, CLASS can be any of C<global>, C<object>	795	In the following description, CLASS can be any of C<global>, C<object>
686	C<player>, C<client> or C<map> (i.e. the attachable objects in	796	C<player>, C<client> or C<map> (i.e. the attachable objects in
…		…
736	=item cf::CLASS::attachment $name, ...	846	=item cf::CLASS::attachment $name, ...
737		847
738	Register an attachment by C<$name> through which attachable objects of the	848	Register an attachment by C<$name> through which attachable objects of the
739	given CLASS can refer to this attachment.	849	given CLASS can refer to this attachment.
740		850
741	Some classes such as crossfire maps and objects can specify attachments	851	Some classes such as deliantra maps and objects can specify attachments
742	that are attached at load/instantiate time, thus the need for a name.	852	that are attached at load/instantiate time, thus the need for a name.
743		853
744	These calls expect any number of the following handler/hook descriptions:	854	These calls expect any number of the following handler/hook descriptions:
745		855
746	=over 4	856	=over 4
…		…
870		980
871	} elsif (exists $cb_id{$type}) {	981	} elsif (exists $cb_id{$type}) {
872	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	982	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
873		983
874	} elsif (ref $type) {	984	} elsif (ref $type) {
875	warn "attaching objects not supported, ignoring.\n";	985	error "attaching objects not supported, ignoring.\n";
876		986
877	} else {	987	} else {
878	shift @arg;	988	shift @arg;
879	warn "attach argument '$type' not supported, ignoring.\n";	989	error "attach argument '$type' not supported, ignoring.\n";
880	}	990	}
881	}	991	}
882	}	992	}
883		993
884	sub _object_attach {	994	sub _object_attach {
…		…
894	_attach $registry, $klass, @attach;	1004	_attach $registry, $klass, @attach;
895	}	1005	}
896		1006
897	$obj->{$name} = \%arg;	1007	$obj->{$name} = \%arg;
898	} else {	1008	} else {
899	warn "object uses attachment '$name' which is not available, postponing.\n";	1009	info "object uses attachment '$name' which is not available, postponing.\n";
900	}	1010	}
901		1011
902	$obj->{_attachment}{$name} = undef;	1012	$obj->{_attachment}{$name} = undef;
903	}	1013	}
904		1014
…		…
963		1073
964	for (@$callbacks) {	1074	for (@$callbacks) {
965	eval { &{$_->[1]} };	1075	eval { &{$_->[1]} };
966		1076
967	if ($@) {	1077	if ($@) {
968	warn "$@";
969	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1078	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
970	override;	1079	override;
971	}	1080	}
972		1081
973	return 1 if $override;	1082	return 1 if $override;
974	}	1083	}
…		…
1037		1146
1038	sub reattach {	1147	sub reattach {
1039	# basically do the same as instantiate, without calling instantiate	1148	# basically do the same as instantiate, without calling instantiate
1040	my ($obj) = @_;	1149	my ($obj) = @_;
1041		1150
		1151	# no longer needed after getting rid of delete_package?
1042	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1152	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1043		1153
1044	my $registry = $obj->registry;	1154	my $registry = $obj->registry;
1045		1155
1046	@$registry = ();	1156	@$registry = ();
1047		1157
…		…
1052	for (@$attach) {	1162	for (@$attach) {
1053	my ($klass, @attach) = @$_;	1163	my ($klass, @attach) = @$_;
1054	_attach $registry, $klass, @attach;	1164	_attach $registry, $klass, @attach;
1055	}	1165	}
1056	} else {	1166	} else {
1057	warn "object uses attachment '$name' that is not available, postponing.\n";	1167	info "object uses attachment '$name' that is not available, postponing.\n";
1058	}	1168	}
1059	}	1169	}
1060	}	1170	}
1061		1171
1062	cf::attachable->attach (	1172	cf::attachable->attach (
…		…
1089	my ($filename, $rdata, $objs) = @_;	1199	my ($filename, $rdata, $objs) = @_;
1090		1200
1091	sync_job {	1201	sync_job {
1092	if (length $$rdata) {	1202	if (length $$rdata) {
1093	utf8::decode (my $decname = $filename);	1203	utf8::decode (my $decname = $filename);
1094	warn sprintf "saving %s (%d,%d)\n",	1204	trace sprintf "saving %s (%d,%d)\n",
1095	$decname, length $$rdata, scalar @$objs;	1205	$decname, length $$rdata, scalar @$objs
		1206	if $VERBOSE_IO;
1096		1207
1097	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1208	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1098	chmod SAVE_MODE, $fh;	1209	aio_chmod $fh, SAVE_MODE;
1099	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1210	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1100	aio_fsync $fh if $cf::USE_FSYNC;	1211	if ($cf::USE_FSYNC) {
		1212	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1213	aio_fsync $fh;
		1214	}
1101	close $fh;	1215	aio_close $fh;
1102		1216
1103	if (@$objs) {	1217	if (@$objs) {
1104	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1218	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1105	chmod SAVE_MODE, $fh;	1219	aio_chmod $fh, SAVE_MODE;
1106	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1220	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1107	aio_write $fh, 0, (length $data), $data, 0;	1221	aio_write $fh, 0, (length $data), $data, 0;
1108	aio_fsync $fh if $cf::USE_FSYNC;	1222	if ($cf::USE_FSYNC) {
		1223	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1224	aio_fsync $fh;
		1225	}
1109	close $fh;	1226	aio_close $fh;
1110	aio_rename "$filename.pst~", "$filename.pst";	1227	aio_rename "$filename.pst~", "$filename.pst";
1111	}	1228	}
1112	} else {	1229	} else {
1113	aio_unlink "$filename.pst";	1230	aio_unlink "$filename.pst";
1114	}	1231	}
1115		1232
1116	aio_rename "$filename~", $filename;	1233	aio_rename "$filename~", $filename;
		1234
		1235	$filename =~ s%/[^/]+$%%;
		1236	aio_pathsync $filename if $cf::USE_FSYNC;
1117	} else {	1237	} else {
1118	warn "FATAL: $filename~: $!\n";	1238	error "unable to save objects: $filename~: $!\n";
1119	}	1239	}
1120	} else {	1240	} else {
1121	aio_unlink $filename;	1241	aio_unlink $filename;
1122	aio_unlink "$filename.pst";	1242	aio_unlink "$filename.pst";
1123	}	1243	}
…		…
1147	my $st = eval { Coro::Storable::thaw $av };	1267	my $st = eval { Coro::Storable::thaw $av };
1148	$av = $st->{objs};	1268	$av = $st->{objs};
1149	}	1269	}
1150		1270
1151	utf8::decode (my $decname = $filename);	1271	utf8::decode (my $decname = $filename);
1152	warn sprintf "loading %s (%d,%d)\n",	1272	trace sprintf "loading %s (%d,%d)\n",
1153	$decname, length $data, scalar @{$av || []};	1273	$decname, length $data, scalar @{$av || []}
		1274	if $VERBOSE_IO;
1154		1275
1155	($data, $av)	1276	($data, $av)
1156	}	1277	}
1157		1278
1158	=head2 COMMAND CALLBACKS	1279	=head2 COMMAND CALLBACKS
…		…
1214	my ($name, $cb) = @_;	1335	my ($name, $cb) = @_;
1215		1336
1216	$EXTICMD{$name} = $cb;	1337	$EXTICMD{$name} = $cb;
1217	}	1338	}
1218		1339
		1340	use File::Glob ();
		1341
1219	cf::player->attach (	1342	cf::player->attach (
1220	on_command => sub {	1343	on_unknown_command => sub {
1221	my ($pl, $name, $params) = @_;	1344	my ($pl, $name, $params) = @_;
1222		1345
1223	my $cb = $COMMAND{$name}	1346	my $cb = $COMMAND{$name}
1224	or return;	1347	or return;
1225		1348
…		…
1248		1371
1249	$pl->ext_reply ($reply, @reply)	1372	$pl->ext_reply ($reply, @reply)
1250	if $reply;	1373	if $reply;
1251		1374
1252	} else {	1375	} else {
1253	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1376	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1254	}	1377	}
1255		1378
1256	cf::override;	1379	cf::override;
1257	},	1380	},
1258	);	1381	);
1259		1382
		1383	# "readahead" all extensions
		1384	sub cache_extensions {
		1385	my $grp = IO::AIO::aio_group;
		1386
		1387	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1388	for (grep /\.ext$/, @{$_[0]}) {
		1389	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1390	}
		1391	};
		1392
		1393	$grp
		1394	}
		1395
1260	sub load_extensions {	1396	sub load_extensions {
		1397	info "loading extensions...";
		1398
1261	cf::sync_job {	1399	cf::sync_job {
1262	my %todo;	1400	my %todo;
1263		1401
1264	for my $path (<$LIBDIR/*.ext>) {	1402	for my $path (<$LIBDIR/*.ext>) {
1265	next unless -r $path;	1403	next unless -r $path;
…		…
1283		1421
1284	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1422	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1285	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1423	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1286		1424
1287	$ext{source} =	1425	$ext{source} =
1288	"package $pkg; use strict; use utf8;\n"	1426	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1289	. "#line 1 \"$path\"\n{\n"	1427	. "#line 1 \"$path\"\n{\n"
1290	. $source	1428	. $source
1291	. "\n};\n1";	1429	. "\n};\n1";
1292		1430
1293	$todo{$base} = \%ext;	1431	$todo{$base} = \%ext;
1294	}	1432	}
1295		1433
		1434	my $pass = 0;
1296	my %done;	1435	my %done;
1297	while (%todo) {	1436	while (%todo) {
1298	my $progress;	1437	my $progress;
1299		1438
		1439	++$pass;
		1440
		1441	ext:
1300	while (my ($k, $v) = each %todo) {	1442	while (my ($k, $v) = each %todo) {
1301	for (split /,\s*/, $v->{meta}{depends}) {	1443	for (split /,\s*/, $v->{meta}{depends}) {
1302	goto skip	1444	next ext
1303	unless exists $done{$_};	1445	unless exists $done{$_};
1304	}	1446	}
1305		1447
1306	warn "... loading '$k' into '$v->{pkg}'\n";	1448	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1307		1449
1308	unless (eval $v->{source}) {	1450	my $active = eval $v->{source};
		1451
		1452	if (length $@) {
1309	my $msg = $@ ? "$v->{path}: $@\n"	1453	error "$v->{path}: $@\n";
1310	: "$v->{base}: extension inactive.\n";
1311		1454
		1455	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1312	if (exists $v->{meta}{mandatory}) {	1456	if exists $v->{meta}{mandatory};
1313	warn $msg;	1457
1314	warn "mandatory extension failed to load, exiting.\n";	1458	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1315	exit 1;	1459	delete $todo{$k};
1316	}	1460	} else {
1317		1461	$done{$k} = delete $todo{$k};
1318	warn $msg;	1462	push @EXTS, $v->{pkg};
		1463	$progress = 1;
		1464
		1465	info "$v->{base}: extension inactive.\n"
		1466	unless $active;
1319	}	1467	}
1320
1321	$done{$k} = delete $todo{$k};
1322	push @EXTS, $v->{pkg};
1323	$progress = 1;
1324	}	1468	}
1325		1469
1326	skip:	1470	unless ($progress) {
1327	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1471	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1328	unless $progress;	1472
		1473	while (my ($k, $v) = each %todo) {
		1474	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1475	if exists $v->{meta}{mandatory};
		1476	}
		1477	}
1329	}	1478	}
1330	};	1479	};
1331	}	1480	}
1332		1481
1333	#############################################################################	1482	#############################################################################
1334		1483
1335	=back	1484	=back
1336		1485
1337	=head2 CORE EXTENSIONS	1486	=head2 CORE EXTENSIONS
1338		1487
1339	Functions and methods that extend core crossfire objects.	1488	Functions and methods that extend core deliantra objects.
1340		1489
1341	=cut	1490	=cut
1342		1491
1343	package cf::player;	1492	package cf::player;
1344		1493
…		…
1387		1536
1388	sub exists($) {	1537	sub exists($) {
1389	my ($login) = @_;	1538	my ($login) = @_;
1390		1539
1391	$cf::PLAYER{$login}	1540	$cf::PLAYER{$login}
1392	or cf::sync_job { !aio_stat path $login }	1541	or !aio_stat path $login
1393	}	1542	}
1394		1543
1395	sub find($) {	1544	sub find($) {
1396	return $cf::PLAYER{$_[0]} || do {	1545	return $cf::PLAYER{$_[0]} || do {
1397	my $login = $_[0];	1546	my $login = $_[0];
…		…
1409	my $f = new_from_file cf::object::thawer path $login	1558	my $f = new_from_file cf::object::thawer path $login
1410	or return;	1559	or return;
1411		1560
1412	my $pl = cf::player::load_pl $f	1561	my $pl = cf::player::load_pl $f
1413	or return;	1562	or return;
		1563
1414	local $cf::PLAYER_LOADING{$login} = $pl;	1564	local $cf::PLAYER_LOADING{$login} = $pl;
1415	$f->resolve_delayed_derefs;	1565	$f->resolve_delayed_derefs;
1416	$cf::PLAYER{$login} = $pl	1566	$cf::PLAYER{$login} = $pl
1417	}	1567	}
1418	}	1568	}
1419	}	1569	}
1420		1570
		1571	cf::player->attach (
		1572	on_load => sub {
		1573	my ($pl, $path) = @_;
		1574
		1575	# restore slots saved in save, below
		1576	my $slots = delete $pl->{_slots};
		1577
		1578	$pl->ob->current_weapon ($slots->[0]);
		1579	$pl->combat_ob ($slots->[1]);
		1580	$pl->ranged_ob ($slots->[2]);
		1581	},
		1582	);
		1583
1421	sub save($) {	1584	sub save($) {
1422	my ($pl) = @_;	1585	my ($pl) = @_;
1423		1586
1424	return if $pl->{deny_save};	1587	return if $pl->{deny_save};
1425		1588
…		…
1428		1591
1429	return if $pl->{deny_save};	1592	return if $pl->{deny_save};
1430		1593
1431	aio_mkdir playerdir $pl, 0770;	1594	aio_mkdir playerdir $pl, 0770;
1432	$pl->{last_save} = $cf::RUNTIME;	1595	$pl->{last_save} = $cf::RUNTIME;
		1596
		1597	cf::get_slot 0.01;
		1598
		1599	# save slots, to be restored later
		1600	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1433		1601
1434	$pl->save_pl ($path);	1602	$pl->save_pl ($path);
1435	cf::cede_to_tick;	1603	cf::cede_to_tick;
1436	}	1604	}
1437		1605
…		…
1469	my ($pl) = @_;	1637	my ($pl) = @_;
1470		1638
1471	my $name = $pl->ob->name;	1639	my $name = $pl->ob->name;
1472		1640
1473	$pl->{deny_save} = 1;	1641	$pl->{deny_save} = 1;
1474	$pl->password ("*"); # this should lock out the player until we nuked the dir	1642	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1475		1643
1476	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1644	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1477	$pl->deactivate;	1645	$pl->deactivate;
		1646	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1478	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1647	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1479	$pl->ns->destroy if $pl->ns;	1648	$pl->ns->destroy if $pl->ns;
1480		1649
1481	my $path = playerdir $pl;	1650	my $path = playerdir $pl;
1482	my $temp = "$path~$cf::RUNTIME~deleting~";	1651	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1521		1690
1522	for my $login (@$dirs) {	1691	for my $login (@$dirs) {
1523	my $path = path $login;	1692	my $path = path $login;
1524		1693
1525	# a .pst is a dead give-away for a valid player	1694	# a .pst is a dead give-away for a valid player
1526	unless (-e "$path.pst") {	1695	# if no pst file found, open and chekc for blocked users
		1696	if (aio_stat "$path.pst") {
1527	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1697	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1528	aio_read $fh, 0, 512, my $buf, 0 or next;	1698	aio_read $fh, 0, 512, my $buf, 0 or next;
1529	$buf !~ /^password -------------$/m or next; # official not-valid tag	1699	$buf !~ /^password -------------$/m or next; # official not-valid tag
1530	}	1700	}
1531		1701
…		…
1535		1705
1536	\@logins	1706	\@logins
1537	}	1707	}
1538		1708
1539	=item $player->maps	1709	=item $player->maps
		1710
		1711	=item cf::player::maps $login
1540		1712
1541	Returns an arrayref of map paths that are private for this	1713	Returns an arrayref of map paths that are private for this
1542	player. May block.	1714	player. May block.
1543		1715
1544	=cut	1716	=cut
…		…
1562	}	1734	}
1563		1735
1564	\@paths	1736	\@paths
1565	}	1737	}
1566		1738
1567	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1739	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1568		1740
1569	Expand crossfire pod fragments into protocol xml.	1741	Expand deliantra pod fragments into protocol xml.
1570
1571	=cut
1572
1573	use re 'eval';
1574
1575	my $group;
1576	my $interior; $interior = qr{
1577	# match a pod interior sequence sans C<< >>
1578	(?:
1579	\ (.*?)\ (?{ $group = $^N })
1580	| < (??{$interior}) >
1581	)
1582	}x;
1583
1584	sub expand_cfpod {
1585	my ($self, $pod) = @_;
1586
1587	my $xml;
1588
1589	while () {
1590	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1591	$group = $1;
1592
1593	$group =~ s/&/&amp;/g;
1594	$group =~ s/</&lt;/g;
1595
1596	$xml .= $group;
1597	} elsif ($pod =~ m%\G
1598	([BCGHITU])
1599	<
1600	(?:
1601	([^<>]*) (?{ $group = $^N })
1602	| < $interior >
1603	)
1604	>
1605	%gcsx
1606	) {
1607	my ($code, $data) = ($1, $group);
1608
1609	if ($code eq "B") {
1610	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1611	} elsif ($code eq "I") {
1612	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1613	} elsif ($code eq "U") {
1614	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1615	} elsif ($code eq "C") {
1616	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1617	} elsif ($code eq "T") {
1618	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1619	} elsif ($code eq "G") {
1620	my ($male, $female) = split /\|/, $data;
1621	$data = $self->gender ? $female : $male;
1622	$xml .= expand_cfpod ($self, $data);
1623	} elsif ($code eq "H") {
1624	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1625	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1626	"")
1627	[$self->{hintmode}];
1628	} else {
1629	$xml .= "error processing '$code($data)' directive";
1630	}
1631	} else {
1632	if ($pod =~ /\G(.+)/) {
1633	warn "parse error while expanding $pod (at $1)";
1634	}
1635	last;
1636	}
1637	}
1638
1639	for ($xml) {
1640	# create single paragraphs (very hackish)
1641	s/(?<=\S)\n(?=\w)/ /g;
1642
1643	# compress some whitespace
1644	s/\s+\n/\n/g; # ws line-ends
1645	s/\n\n+/\n/g; # double lines
1646	s/^\n+//; # beginning lines
1647	s/\n+$//; # ending lines
1648	}
1649
1650	$xml
1651	}
1652
1653	no re 'eval';
1654
1655	sub hintmode {
1656	$_[0]{hintmode} = $_[1] if @_ > 1;
1657	$_[0]{hintmode}
1658	}
1659		1742
1660	=item $player->ext_reply ($msgid, @msg)	1743	=item $player->ext_reply ($msgid, @msg)
1661		1744
1662	Sends an ext reply to the player.	1745	Sends an ext reply to the player.
1663		1746
…		…
1695		1778
1696	=cut	1779	=cut
1697		1780
1698	sub find_by_path($) {	1781	sub find_by_path($) {
1699	my ($path) = @_;	1782	my ($path) = @_;
		1783
		1784	$path =~ s/^~[^\/]*//; # skip ~login
1700		1785
1701	my ($match, $specificity);	1786	my ($match, $specificity);
1702		1787
1703	for my $region (list) {	1788	for my $region (list) {
1704	if ($region->{match} && $path =~ $region->{match}) {	1789	if ($region->{match} && $path =~ $region->{match}) {
…		…
1730	our $MAX_RESET = 3600;	1815	our $MAX_RESET = 3600;
1731	our $DEFAULT_RESET = 3000;	1816	our $DEFAULT_RESET = 3000;
1732		1817
1733	sub generate_random_map {	1818	sub generate_random_map {
1734	my ($self, $rmp) = @_;	1819	my ($self, $rmp) = @_;
		1820
		1821	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1822
1735	# mit "rum" bekleckern, nicht	1823	# mit "rum" bekleckern, nicht
1736	$self->_create_random_map (	1824	$self->_create_random_map (
1737	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1825	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1738	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1826	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1739	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1827	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1740	$rmp->{exit_on_final_map},	1828	$rmp->{exit_on_final_map},
1741	$rmp->{xsize}, $rmp->{ysize},	1829	$rmp->{xsize}, $rmp->{ysize},
1742	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1830	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1743	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1831	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1765		1853
1766	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1854	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1767	}	1855	}
1768		1856
1769	# also paths starting with '/'	1857	# also paths starting with '/'
1770	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1858	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1771		1859
1772	sub thawer_merge {	1860	sub thawer_merge {
1773	my ($self, $merge) = @_;	1861	my ($self, $merge) = @_;
1774		1862
1775	# we have to keep some variables in memory intact	1863	# we have to keep some variables in memory intact
…		…
1861		1949
1862	# the temporary/swap location	1950	# the temporary/swap location
1863	sub save_path {	1951	sub save_path {
1864	my ($self) = @_;	1952	my ($self) = @_;
1865		1953
1866	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1954	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1867	"$TMPDIR/$path.map"	1955	"$TMPDIR/$path.map"
1868	}	1956	}
1869		1957
1870	# the unique path, undef == no special unique path	1958	# the unique path, undef == no special unique path
1871	sub uniq_path {	1959	sub uniq_path {
1872	my ($self) = @_;	1960	my ($self) = @_;
1873		1961
1874	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1962	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1875	"$UNIQUEDIR/$path"	1963	"$UNIQUEDIR/$path"
1876	}
1877
1878	# and all this just because we cannot iterate over
1879	# all maps in C++...
1880	sub change_all_map_light {
1881	my ($change) = @_;
1882
1883	$_->change_map_light ($change)
1884	for grep $_->outdoor, values %cf::MAP;
1885	}	1964	}
1886		1965
1887	sub decay_objects {	1966	sub decay_objects {
1888	my ($self) = @_;	1967	my ($self) = @_;
1889		1968
…		…
1973	sub find {	2052	sub find {
1974	my ($path, $origin) = @_;	2053	my ($path, $origin) = @_;
1975		2054
1976	$path = normalise $path, $origin && $origin->path;	2055	$path = normalise $path, $origin && $origin->path;
1977		2056
1978	cf::lock_wait "map_data:$path";#d#remove	2057	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1979	cf::lock_wait "map_find:$path";	2058	my $guard2 = cf::lock_acquire "map_find:$path";
1980		2059
1981	$cf::MAP{$path} || do {	2060	$cf::MAP{$path} || do {
1982	my $guard1 = cf::lock_acquire "map_find:$path";
1983	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1984
1985	my $map = new_from_path cf::map $path	2061	my $map = new_from_path cf::map $path
1986	or return;	2062	or return;
1987		2063
1988	$map->{last_save} = $cf::RUNTIME;	2064	$map->{last_save} = $cf::RUNTIME;
1989		2065
…		…
1991	or return;	2067	or return;
1992		2068
1993	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2069	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1994	# doing this can freeze the server in a sync job, obviously	2070	# doing this can freeze the server in a sync job, obviously
1995	#$cf::WAIT_FOR_TICK->wait;	2071	#$cf::WAIT_FOR_TICK->wait;
		2072	undef $guard2;
1996	undef $guard1;	2073	undef $guard1;
1997	undef $guard2;
1998	$map->reset;	2074	$map->reset;
1999	return find $path;	2075	return find $path;
2000	}	2076	}
2001		2077
2002	$cf::MAP{$path} = $map	2078	$cf::MAP{$path} = $map
2003	}	2079	}
2004	}	2080	}
2005		2081
2006	sub pre_load { }	2082	sub pre_load { }
2007	sub post_load { }	2083	#sub post_load { } # XS
2008		2084
2009	sub load {	2085	sub load {
2010	my ($self) = @_;	2086	my ($self) = @_;
2011		2087
2012	local $self->{deny_reset} = 1; # loading can take a long time	2088	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2029	my $f = new_from_file cf::object::thawer $self->{load_path};	2105	my $f = new_from_file cf::object::thawer $self->{load_path};
2030	$f->skip_block;	2106	$f->skip_block;
2031	$self->_load_objects ($f)	2107	$self->_load_objects ($f)
2032	or return;	2108	or return;
2033		2109
2034	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2110	$self->post_load_original
2035	if delete $self->{load_original};	2111	if delete $self->{load_original};
2036		2112
2037	if (my $uniq = $self->uniq_path) {	2113	if (my $uniq = $self->uniq_path) {
2038	utf8::encode $uniq;	2114	utf8::encode $uniq;
2039	unless (aio_stat $uniq) {	2115	unless (aio_stat $uniq) {
…		…
2057	unless ($self->{deny_activate}) {	2133	unless ($self->{deny_activate}) {
2058	$self->decay_objects;	2134	$self->decay_objects;
2059	$self->fix_auto_apply;	2135	$self->fix_auto_apply;
2060	$self->update_buttons;	2136	$self->update_buttons;
2061	cf::cede_to_tick;	2137	cf::cede_to_tick;
2062	$self->set_darkness_map;
2063	cf::cede_to_tick;
2064	$self->activate;	2138	$self->activate;
2065	}	2139	}
2066		2140
2067	$self->{last_save} = $cf::RUNTIME;	2141	$self->{last_save} = $cf::RUNTIME;
2068	$self->last_access ($cf::RUNTIME);	2142	$self->last_access ($cf::RUNTIME);
2069		2143
2070	$self->in_memory (cf::MAP_IN_MEMORY);	2144	$self->in_memory (cf::MAP_ACTIVE);
2071	}	2145	}
2072		2146
2073	$self->post_load;	2147	$self->post_load;
2074	}	2148	}
2075		2149
		2150	# customize the map for a given player, i.e.
		2151	# return the _real_ map. used by e.g. per-player
		2152	# maps to change the path to ~playername/mappath
2076	sub customise_for {	2153	sub customise_for {
2077	my ($self, $ob) = @_;	2154	my ($self, $ob) = @_;
2078		2155
2079	return find "~" . $ob->name . "/" . $self->{path}	2156	return find "~" . $ob->name . "/" . $self->{path}
2080	if $self->per_player;	2157	if $self->per_player;
…		…
2096	or next;	2173	or next;
2097	$neigh = find $neigh, $map	2174	$neigh = find $neigh, $map
2098	or next;	2175	or next;
2099	$neigh->load;	2176	$neigh->load;
2100		2177
		2178	# now find the diagonal neighbours
2101	push @neigh,	2179	push @neigh,
2102	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2180	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2103	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2181	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2104	}	2182	}
2105		2183
…		…
2133	my ($path, $origin, $load) = @_;	2211	my ($path, $origin, $load) = @_;
2134		2212
2135	$path = normalise $path, $origin && $origin->{path};	2213	$path = normalise $path, $origin && $origin->{path};
2136		2214
2137	if (my $map = $cf::MAP{$path}) {	2215	if (my $map = $cf::MAP{$path}) {
2138	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2216	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2139	}	2217	}
2140		2218
2141	$MAP_PREFETCH{$path} |= $load;	2219	$MAP_PREFETCH{$path} |= $load;
2142		2220
2143	$MAP_PREFETCHER ||= cf::async {	2221	$MAP_PREFETCHER ||= cf::async {
…		…
2157	$MAP_PREFETCHER->prio (6);	2235	$MAP_PREFETCHER->prio (6);
2158		2236
2159	()	2237	()
2160	}	2238	}
2161		2239
		2240	# common code, used by both ->save and ->swapout
2162	sub save {	2241	sub _save {
2163	my ($self) = @_;	2242	my ($self) = @_;
2164
2165	my $lock = cf::lock_acquire "map_data:$self->{path}";
2166		2243
2167	$self->{last_save} = $cf::RUNTIME;	2244	$self->{last_save} = $cf::RUNTIME;
2168		2245
2169	return unless $self->dirty;	2246	return unless $self->dirty;
2170		2247
…		…
2179		2256
2180	cf::async {	2257	cf::async {
2181	$Coro::current->{desc} = "map player save";	2258	$Coro::current->{desc} = "map player save";
2182	$_->contr->save for $self->players;	2259	$_->contr->save for $self->players;
2183	};	2260	};
		2261
		2262	cf::get_slot 0.02;
2184		2263
2185	if ($uniq) {	2264	if ($uniq) {
2186	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2265	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2187	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2266	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2188	} else {	2267	} else {
2189	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2268	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2190	}	2269	}
2191	}	2270	}
2192		2271
		2272	sub save {
		2273	my ($self) = @_;
		2274
		2275	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2276
		2277	$self->_save;
		2278	}
		2279
2193	sub swap_out {	2280	sub swap_out {
2194	my ($self) = @_;	2281	my ($self) = @_;
2195		2282
2196	# save first because save cedes
2197	$self->save;
2198
2199	my $lock = cf::lock_acquire "map_data:$self->{path}";	2283	my $lock = cf::lock_acquire "map_data:$self->{path}";
2200		2284
		2285	return if $self->in_memory != cf::MAP_ACTIVE;
		2286	return if $self->{deny_save};
2201	return if $self->players;	2287	return if $self->players;
2202	return if $self->in_memory != cf::MAP_IN_MEMORY;
2203	return if $self->{deny_save};
2204		2288
		2289	# first deactivate the map and "unlink" it from the core
		2290	$self->deactivate;
		2291	$_->clear_links_to ($self) for values %cf::MAP;
2205	$self->in_memory (cf::MAP_SWAPPED);	2292	$self->in_memory (cf::MAP_SWAPPED);
		2293
		2294	# then atomically save
		2295	$self->_save;
		2296
		2297	# then free the map
		2298	$self->clear;
		2299	}
		2300
		2301	sub reset_at {
		2302	my ($self) = @_;
		2303
		2304	# TODO: safety, remove and allow resettable per-player maps
		2305	return 1e99 if $self->{deny_reset};
		2306
		2307	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2308	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2309
		2310	$time + $to
		2311	}
		2312
		2313	sub should_reset {
		2314	my ($self) = @_;
		2315
		2316	$self->reset_at <= $cf::RUNTIME
		2317	}
		2318
		2319	sub reset {
		2320	my ($self) = @_;
		2321
		2322	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2323
		2324	return if $self->players;
		2325
		2326	cf::trace "resetting map ", $self->path, "\n";
		2327
		2328	$self->in_memory (cf::MAP_SWAPPED);
		2329
		2330	# need to save uniques path
		2331	unless ($self->{deny_save}) {
		2332	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2333
		2334	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2335	if $uniq;
		2336	}
		2337
		2338	delete $cf::MAP{$self->path};
2206		2339
2207	$self->deactivate;	2340	$self->deactivate;
2208	$_->clear_links_to ($self) for values %cf::MAP;	2341	$_->clear_links_to ($self) for values %cf::MAP;
2209	$self->clear;	2342	$self->clear;
2210	}
2211
2212	sub reset_at {
2213	my ($self) = @_;
2214
2215	# TODO: safety, remove and allow resettable per-player maps
2216	return 1e99 if $self->{deny_reset};
2217
2218	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2219	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2220
2221	$time + $to
2222	}
2223
2224	sub should_reset {
2225	my ($self) = @_;
2226
2227	$self->reset_at <= $cf::RUNTIME
2228	}
2229
2230	sub reset {
2231	my ($self) = @_;
2232
2233	my $lock = cf::lock_acquire "map_data:$self->{path}";
2234
2235	return if $self->players;
2236
2237	warn "resetting map ", $self->path;
2238
2239	$self->in_memory (cf::MAP_SWAPPED);
2240
2241	# need to save uniques path
2242	unless ($self->{deny_save}) {
2243	my $uniq = $self->uniq_path; utf8::encode $uniq;
2244
2245	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2246	if $uniq;
2247	}
2248
2249	delete $cf::MAP{$self->path};
2250
2251	$self->deactivate;
2252	$_->clear_links_to ($self) for values %cf::MAP;
2253	$self->clear;
2254		2343
2255	$self->unlink_save;	2344	$self->unlink_save;
2256	$self->destroy;	2345	$self->destroy;
2257	}	2346	}
2258		2347
…		…
2266		2355
2267	delete $cf::MAP{$self->path};	2356	delete $cf::MAP{$self->path};
2268		2357
2269	$self->unlink_save;	2358	$self->unlink_save;
2270		2359
2271	bless $self, "cf::map";	2360	bless $self, "cf::map::wrap";
2272	delete $self->{deny_reset};	2361	delete $self->{deny_reset};
2273	$self->{deny_save} = 1;	2362	$self->{deny_save} = 1;
2274	$self->reset_timeout (1);	2363	$self->reset_timeout (1);
2275	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2364	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2276		2365
…		…
2325		2414
2326	sub unique_maps() {	2415	sub unique_maps() {
2327	[	2416	[
2328	map {	2417	map {
2329	utf8::decode $_;	2418	utf8::decode $_;
2330	/\.map$/	2419	s/\.map$//; # TODO future compatibility hack
		2420	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2421	? ()
2331	? normalise $_	2422	: normalise $_
2332	: ()
2333	} @{ aio_readdir $UNIQUEDIR or [] }	2423	} @{ aio_readdir $UNIQUEDIR or [] }
2334	]	2424	]
2335	}	2425	}
2336		2426
2337	package cf;	2427	=item cf::map::static_maps
		2428
		2429	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2430	file in the shared directory excluding F</styles> and F</editor>). May
		2431	block.
		2432
		2433	=cut
		2434
		2435	sub static_maps() {
		2436	my @dirs = "";
		2437	my @maps;
		2438
		2439	while (@dirs) {
		2440	my $dir = shift @dirs;
		2441
		2442	next if $dir eq "/styles" || $dir eq "/editor";
		2443
		2444	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2445	or return;
		2446
		2447	for (@$files) {
		2448	s/\.map$// or next;
		2449	utf8::decode $_;
		2450	push @maps, "$dir/$_";
		2451	}
		2452
		2453	push @dirs, map "$dir/$_", @$dirs;
		2454	}
		2455
		2456	\@maps
		2457	}
2338		2458
2339	=back	2459	=back
2340		2460
2341	=head3 cf::object	2461	=head3 cf::object
2342		2462
…		…
2346		2466
2347	=over 4	2467	=over 4
2348		2468
2349	=item $ob->inv_recursive	2469	=item $ob->inv_recursive
2350		2470
2351	Returns the inventory of the object _and_ their inventories, recursively.	2471	Returns the inventory of the object I<and> their inventories, recursively,
		2472	but I<not> the object itself.
2352		2473
2353	=cut	2474	=cut
2354		2475
2355	sub inv_recursive_;	2476	sub inv_recursive_;
2356	sub inv_recursive_ {	2477	sub inv_recursive_ {
…		…
2361	inv_recursive_ inv $_[0]	2482	inv_recursive_ inv $_[0]
2362	}	2483	}
2363		2484
2364	=item $ref = $ob->ref	2485	=item $ref = $ob->ref
2365		2486
2366	creates and returns a persistent reference to an objetc that can be stored as a string.	2487	Creates and returns a persistent reference to an object that can be stored as a string.
2367		2488
2368	=item $ob = cf::object::deref ($refstring)	2489	=item $ob = cf::object::deref ($refstring)
2369		2490
2370	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2491	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2371	even if the object actually exists. May block.	2492	even if the object actually exists. May block.
…		…
2403	can be C<undef>. Does the right thing when the player is currently in a	2524	can be C<undef>. Does the right thing when the player is currently in a
2404	dialogue with the given NPC character.	2525	dialogue with the given NPC character.
2405		2526
2406	=cut	2527	=cut
2407		2528
		2529	our $SAY_CHANNEL = {
		2530	id => "say",
		2531	title => "Map",
		2532	reply => "say ",
		2533	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2534	};
		2535
		2536	our $CHAT_CHANNEL = {
		2537	id => "chat",
		2538	title => "Chat",
		2539	reply => "chat ",
		2540	tooltip => "Player chat and shouts, global to the server.",
		2541	};
		2542
2408	# rough implementation of a future "reply" method that works	2543	# rough implementation of a future "reply" method that works
2409	# with dialog boxes.	2544	# with dialog boxes.
2410	#TODO: the first argument must go, split into a $npc->reply_to ( method	2545	#TODO: the first argument must go, split into a $npc->reply_to ( method
2411	sub cf::object::player::reply($$$;$) {	2546	sub cf::object::player::reply($$$;$) {
2412	my ($self, $npc, $msg, $flags) = @_;	2547	my ($self, $npc, $msg, $flags) = @_;
…		…
2423	my $dialog = $pl->{npc_dialog};	2558	my $dialog = $pl->{npc_dialog};
2424	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2559	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2425		2560
2426	} else {	2561	} else {
2427	$msg = $npc->name . " says: $msg" if $npc;	2562	$msg = $npc->name . " says: $msg" if $npc;
2428	$self->message ($msg, $flags);	2563	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2429	}	2564	}
2430	}	2565	}
2431	}	2566	}
2432		2567
2433	=item $object->send_msg ($channel, $msg, $color, [extra...])	2568	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2458		2593
2459	=item $player_object->enter_link	2594	=item $player_object->enter_link
2460		2595
2461	Freezes the player and moves him/her to a special map (C<{link}>).	2596	Freezes the player and moves him/her to a special map (C<{link}>).
2462		2597
2463	The player should be reasonably safe there for short amounts of time. You	2598	The player should be reasonably safe there for short amounts of time (e.g.
2464	I<MUST> call C<leave_link> as soon as possible, though.	2599	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2600	though, as the player cannot control the character while it is on the link
		2601	map.
2465		2602
2466	Will never block.	2603	Will never block.
2467		2604
2468	=item $player_object->leave_link ($map, $x, $y)	2605	=item $player_object->leave_link ($map, $x, $y)
2469		2606
…		…
2489	sub cf::object::player::enter_link {	2626	sub cf::object::player::enter_link {
2490	my ($self) = @_;	2627	my ($self) = @_;
2491		2628
2492	$self->deactivate_recursive;	2629	$self->deactivate_recursive;
2493		2630
		2631	++$self->{_link_recursion};
		2632
2494	return if UNIVERSAL::isa $self->map, "ext::map_link";	2633	return if UNIVERSAL::isa $self->map, "ext::map_link";
2495		2634
2496	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2635	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2497	if $self->map && $self->map->{path} ne "{link}";	2636	if $self->map && $self->map->{path} ne "{link}";
2498		2637
2499	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2638	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2500	}	2639	}
2501		2640
2502	sub cf::object::player::leave_link {	2641	sub cf::object::player::leave_link {
2503	my ($self, $map, $x, $y) = @_;	2642	my ($self, $map, $x, $y) = @_;
2504		2643
…		…
2521	($x, $y) = (-1, -1)	2660	($x, $y) = (-1, -1)
2522	unless (defined $x) && (defined $y);	2661	unless (defined $x) && (defined $y);
2523		2662
2524	# use -1 or undef as default coordinates, not 0, 0	2663	# use -1 or undef as default coordinates, not 0, 0
2525	($x, $y) = ($map->enter_x, $map->enter_y)	2664	($x, $y) = ($map->enter_x, $map->enter_y)
2526	if $x <=0 && $y <= 0;	2665	if $x <= 0 && $y <= 0;
2527		2666
2528	$map->load;	2667	$map->load;
2529	$map->load_neighbours;	2668	$map->load_neighbours;
2530		2669
2531	return unless $self->contr->active;	2670	return unless $self->contr->active;
2532	$self->activate_recursive;
2533		2671
2534	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2672	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2535	$self->enter_map ($map, $x, $y);	2673	if ($self->enter_map ($map, $x, $y)) {
2536	}	2674	# entering was successful
		2675	delete $self->{_link_recursion};
		2676	# only activate afterwards, to support waiting in hooks
		2677	$self->activate_recursive;
		2678	}
2537		2679
		2680	}
		2681
2538	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2682	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2539		2683
2540	Moves the player to the given map-path and coordinates by first freezing	2684	Moves the player to the given map-path and coordinates by first freezing
2541	her, loading and preparing them map, calling the provided $check callback	2685	her, loading and preparing them map, calling the provided $check callback
2542	that has to return the map if sucecssful, and then unfreezes the player on	2686	that has to return the map if sucecssful, and then unfreezes the player on
2543	the new (success) or old (failed) map position. In either case, $done will	2687	the new (success) or old (failed) map position. In either case, $done will
2544	be called at the end of this process.	2688	be called at the end of this process.
2545		2689
		2690	Note that $check will be called with a potentially non-loaded map, so if
		2691	it needs a loaded map it has to call C<< ->load >>.
		2692
2546	=cut	2693	=cut
2547		2694
2548	our $GOTOGEN;	2695	our $GOTOGEN;
2549		2696
2550	sub cf::object::player::goto {	2697	sub cf::object::player::goto {
2551	my ($self, $path, $x, $y, $check, $done) = @_;	2698	my ($self, $path, $x, $y, $check, $done) = @_;
		2699
		2700	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2701	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2702	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2703	($path, $x, $y) = @$EMERGENCY_POSITION;
		2704	}
2552		2705
2553	# do generation counting so two concurrent goto's will be executed in-order	2706	# do generation counting so two concurrent goto's will be executed in-order
2554	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2707	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2555		2708
2556	$self->enter_link;	2709	$self->enter_link;
…		…
2580	my $map = eval {	2733	my $map = eval {
2581	my $map = defined $path ? cf::map::find $path : undef;	2734	my $map = defined $path ? cf::map::find $path : undef;
2582		2735
2583	if ($map) {	2736	if ($map) {
2584	$map = $map->customise_for ($self);	2737	$map = $map->customise_for ($self);
2585	$map = $check->($map) if $check && $map;	2738	$map = $check->($map, $x, $y, $self) if $check && $map;
2586	} else {	2739	} else {
2587	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2740	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2588	}	2741	}
2589		2742
2590	$map	2743	$map
…		…
2598	if ($gen == $self->{_goto_generation}) {	2751	if ($gen == $self->{_goto_generation}) {
2599	delete $self->{_goto_generation};	2752	delete $self->{_goto_generation};
2600	$self->leave_link ($map, $x, $y);	2753	$self->leave_link ($map, $x, $y);
2601	}	2754	}
2602		2755
2603	$done->() if $done;	2756	$done->($self) if $done;
2604	})->prio (1);	2757	})->prio (1);
2605	}	2758	}
2606		2759
2607	=item $player_object->enter_exit ($exit_object)	2760	=item $player_object->enter_exit ($exit_object)
2608		2761
…		…
2628	}	2781	}
2629		2782
2630	sub prepare_random_map {	2783	sub prepare_random_map {
2631	my ($exit) = @_;	2784	my ($exit) = @_;
2632		2785
2633	my $guard = cf::lock_acquire "exit_prepare:$exit";
2634
2635	# all this does is basically replace the /! path by	2786	# all this does is basically replace the /! path by
2636	# a new random map path (?random/...) with a seed	2787	# a new random map path (?random/...) with a seed
2637	# that depends on the exit object	2788	# that depends on the exit object
2638		2789
2639	my $rmp = parse_random_map_params $exit->msg;	2790	my $rmp = parse_random_map_params $exit->msg;
…		…
2641	if ($exit->map) {	2792	if ($exit->map) {
2642	$rmp->{region} = $exit->region->name;	2793	$rmp->{region} = $exit->region->name;
2643	$rmp->{origin_map} = $exit->map->path;	2794	$rmp->{origin_map} = $exit->map->path;
2644	$rmp->{origin_x} = $exit->x;	2795	$rmp->{origin_x} = $exit->x;
2645	$rmp->{origin_y} = $exit->y;	2796	$rmp->{origin_y} = $exit->y;
		2797
		2798	$exit->map->touch;
2646	}	2799	}
2647		2800
2648	$rmp->{random_seed} ||= $exit->random_seed;	2801	$rmp->{random_seed} ||= $exit->random_seed;
2649		2802
2650	my $data = cf::encode_json $rmp;	2803	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2651	my $md5 = Digest::MD5::md5_hex $data;	2804	my $md5 = Digest::MD5::md5_hex $data;
2652	my $meta = "$RANDOMDIR/$md5.meta";	2805	my $meta = "$RANDOMDIR/$md5.meta";
2653		2806
2654	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2807	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2655	aio_write $fh, 0, (length $data), $data, 0;	2808	aio_write $fh, 0, (length $data), $data, 0;
2656	undef $fh;	2809	undef $fh;
2657	aio_rename "$meta~", $meta;	2810	aio_rename "$meta~", $meta;
2658		2811
		2812	my $slaying = "?random/$md5";
		2813
		2814	if ($exit->valid) {
2659	$exit->slaying ("?random/$md5");	2815	$exit->slaying ("?random/$md5");
2660	$exit->msg (undef);	2816	$exit->msg (undef);
		2817	}
2661	}	2818	}
2662	}	2819	}
2663		2820
2664	sub cf::object::player::enter_exit {	2821	sub cf::object::player::enter_exit {
2665	my ($self, $exit) = @_;	2822	my ($self, $exit) = @_;
2666		2823
2667	return unless $self->type == cf::PLAYER;	2824	return unless $self->type == cf::PLAYER;
2668		2825
2669	if ($exit->slaying eq "/!") {
2670	#TODO: this should de-fi-ni-te-ly not be a sync-job
2671	# the problem is that $exit might not survive long enough
2672	# so it needs to be done right now, right here
2673	cf::sync_job { prepare_random_map $exit };
2674	}
2675
2676	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2677	my $hp = $exit->stats->hp;
2678	my $sp = $exit->stats->sp;
2679
2680	$self->enter_link;	2826	$self->enter_link;
2681		2827
2682	# if exit is damned, update players death & WoR home-position
2683	$self->contr->savebed ($slaying, $hp, $sp)
2684	if $exit->flag (FLAG_DAMNED);
2685
2686	(async {	2828	(async {
2687	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2829	$Coro::current->{desc} = "enter_exit";
2688		2830
2689	$self->deactivate_recursive; # just to be sure
2690	unless (eval {	2831	unless (eval {
		2832	$self->deactivate_recursive; # just to be sure
		2833
		2834	# random map handling
		2835	{
		2836	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2837
		2838	prepare_random_map $exit
		2839	if $exit->slaying eq "/!";
		2840	}
		2841
		2842	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2843	my $x = $exit->stats->hp;
		2844	my $y = $exit->stats->sp;
		2845
2691	$self->goto ($slaying, $hp, $sp);	2846	$self->goto ($map, $x, $y);
2692		2847
		2848	# if exit is damned, update players death & WoR home-position
		2849	$self->contr->savebed ($map, $x, $y)
		2850	if $exit->flag (cf::FLAG_DAMNED);
		2851
2693	1;	2852	1
2694	}) {	2853	}) {
2695	$self->message ("Something went wrong deep within the crossfire server. "	2854	$self->message ("Something went wrong deep within the deliantra server. "
2696	. "I'll try to bring you back to the map you were before. "	2855	. "I'll try to bring you back to the map you were before. "
2697	. "Please report this to the dungeon master!",	2856	. "Please report this to the dungeon master!",
2698	cf::NDI_UNIQUE | cf::NDI_RED);	2857	cf::NDI_UNIQUE | cf::NDI_RED);
2699		2858
2700	warn "ERROR in enter_exit: $@";	2859	error "ERROR in enter_exit: $@";
2701	$self->leave_link;	2860	$self->leave_link;
2702	}	2861	}
2703	})->prio (1);	2862	})->prio (1);
2704	}	2863	}
2705		2864
…		…
2717	sub cf::client::send_drawinfo {	2876	sub cf::client::send_drawinfo {
2718	my ($self, $text, $flags) = @_;	2877	my ($self, $text, $flags) = @_;
2719		2878
2720	utf8::encode $text;	2879	utf8::encode $text;
2721	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2880	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2881	}
		2882
		2883	=item $client->send_big_packet ($pkt)
		2884
		2885	Like C<send_packet>, but tries to compress large packets, and fragments
		2886	them as required.
		2887
		2888	=cut
		2889
		2890	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2891
		2892	sub cf::client::send_big_packet {
		2893	my ($self, $pkt) = @_;
		2894
		2895	# try lzf for large packets
		2896	$pkt = "lzf " . Compress::LZF::compress $pkt
		2897	if 1024 <= length $pkt and $self->{can_lzf};
		2898
		2899	# split very large packets
		2900	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2901	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2902	$pkt = "frag";
		2903	}
		2904
		2905	$self->send_packet ($pkt);
2722	}	2906	}
2723		2907
2724	=item $client->send_msg ($channel, $msg, $color, [extra...])	2908	=item $client->send_msg ($channel, $msg, $color, [extra...])
2725		2909
2726	Send a drawinfo or msg packet to the client, formatting the msg for the	2910	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2730		2914
2731	=cut	2915	=cut
2732		2916
2733	# non-persistent channels (usually the info channel)	2917	# non-persistent channels (usually the info channel)
2734	our %CHANNEL = (	2918	our %CHANNEL = (
		2919	"c/motd" => {
		2920	id => "infobox",
		2921	title => "MOTD",
		2922	reply => undef,
		2923	tooltip => "The message of the day",
		2924	},
2735	"c/identify" => {	2925	"c/identify" => {
2736	id => "infobox",	2926	id => "infobox",
2737	title => "Identify",	2927	title => "Identify",
2738	reply => undef,	2928	reply => undef,
2739	tooltip => "Items recently identified",	2929	tooltip => "Items recently identified",
…		…
2741	"c/examine" => {	2931	"c/examine" => {
2742	id => "infobox",	2932	id => "infobox",
2743	title => "Examine",	2933	title => "Examine",
2744	reply => undef,	2934	reply => undef,
2745	tooltip => "Signs and other items you examined",	2935	tooltip => "Signs and other items you examined",
		2936	},
		2937	"c/shopinfo" => {
		2938	id => "infobox",
		2939	title => "Shop Info",
		2940	reply => undef,
		2941	tooltip => "What your bargaining skill tells you about the shop",
2746	},	2942	},
2747	"c/book" => {	2943	"c/book" => {
2748	id => "infobox",	2944	id => "infobox",
2749	title => "Book",	2945	title => "Book",
2750	reply => undef,	2946	reply => undef,
…		…
2766	id => "infobox",	2962	id => "infobox",
2767	title => "Body Parts",	2963	title => "Body Parts",
2768	reply => undef,	2964	reply => undef,
2769	tooltip => "Shows which body parts you posess and are available",	2965	tooltip => "Shows which body parts you posess and are available",
2770	},	2966	},
		2967	"c/statistics" => {
		2968	id => "infobox",
		2969	title => "Statistics",
		2970	reply => undef,
		2971	tooltip => "Shows your primary statistics",
		2972	},
		2973	"c/skills" => {
		2974	id => "infobox",
		2975	title => "Skills",
		2976	reply => undef,
		2977	tooltip => "Shows your experience per skill and item power",
		2978	},
		2979	"c/shopitems" => {
		2980	id => "infobox",
		2981	title => "Shop Items",
		2982	reply => undef,
		2983	tooltip => "Shows the items currently for sale in this shop",
		2984	},
		2985	"c/resistances" => {
		2986	id => "infobox",
		2987	title => "Resistances",
		2988	reply => undef,
		2989	tooltip => "Shows your resistances",
		2990	},
		2991	"c/pets" => {
		2992	id => "infobox",
		2993	title => "Pets",
		2994	reply => undef,
		2995	tooltip => "Shows information abotu your pets/a specific pet",
		2996	},
		2997	"c/perceiveself" => {
		2998	id => "infobox",
		2999	title => "Perceive Self",
		3000	reply => undef,
		3001	tooltip => "You gained detailed knowledge about yourself",
		3002	},
2771	"c/uptime" => {	3003	"c/uptime" => {
2772	id => "infobox",	3004	id => "infobox",
2773	title => "Uptime",	3005	title => "Uptime",
2774	reply => undef,	3006	reply => undef,
2775	tooltip => "How long the server has been running since last restart",	3007	tooltip => "How long the server has been running since last restart",
…		…
2778	id => "infobox",	3010	id => "infobox",
2779	title => "Map Info",	3011	title => "Map Info",
2780	reply => undef,	3012	reply => undef,
2781	tooltip => "Information related to the maps",	3013	tooltip => "Information related to the maps",
2782	},	3014	},
		3015	"c/party" => {
		3016	id => "party",
		3017	title => "Party",
		3018	reply => "gsay ",
		3019	tooltip => "Messages and chat related to your party",
		3020	},
		3021	"c/death" => {
		3022	id => "death",
		3023	title => "Death",
		3024	reply => undef,
		3025	tooltip => "Reason for and more info about your most recent death",
		3026	},
		3027	"c/say" => $SAY_CHANNEL,
		3028	"c/chat" => $CHAT_CHANNEL,
2783	);	3029	);
2784		3030
2785	sub cf::client::send_msg {	3031	sub cf::client::send_msg {
2786	my ($self, $channel, $msg, $color, @extra) = @_;	3032	my ($self, $channel, $msg, $color, @extra) = @_;
2787		3033
2788	$msg = $self->pl->expand_cfpod ($msg);	3034	$msg = $self->pl->expand_cfpod ($msg)
		3035	unless $color & cf::NDI_VERBATIM;
2789		3036
2790	$color &= cf::NDI_CLIENT_MASK; # just in case...	3037	$color &= cf::NDI_CLIENT_MASK; # just in case...
2791		3038
2792	# check predefined channels, for the benefit of C	3039	# check predefined channels, for the benefit of C
2793	if ($CHANNEL{$channel}) {	3040	if ($CHANNEL{$channel}) {
2794	$channel = $CHANNEL{$channel};	3041	$channel = $CHANNEL{$channel};
2795		3042
2796	$self->ext_msg (channel_info => $channel)	3043	$self->ext_msg (channel_info => $channel);
2797	if $self->can_msg;
2798
2799	$channel = $channel->{id};	3044	$channel = $channel->{id};
2800		3045
2801	} elsif (ref $channel) {	3046	} elsif (ref $channel) {
2802	# send meta info to client, if not yet sent	3047	# send meta info to client, if not yet sent
2803	unless (exists $self->{channel}{$channel->{id}}) {	3048	unless (exists $self->{channel}{$channel->{id}}) {
2804	$self->{channel}{$channel->{id}} = $channel;	3049	$self->{channel}{$channel->{id}} = $channel;
2805	$self->ext_msg (channel_info => $channel)	3050	$self->ext_msg (channel_info => $channel);
2806	if $self->can_msg;
2807	}	3051	}
2808		3052
2809	$channel = $channel->{id};	3053	$channel = $channel->{id};
2810	}	3054	}
2811		3055
2812	return unless @extra || length $msg;	3056	return unless @extra || length $msg;
2813		3057
2814	if ($self->can_msg) {
2815	# default colour, mask it out	3058	# default colour, mask it out
2816	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3059	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2817	if $color & cf::NDI_DEF;	3060	if $color & cf::NDI_DEF;
2818		3061
2819	$self->send_packet ("msg " . $self->{json_coder}->encode (	3062	my $pkt = "msg "
		3063	. $self->{json_coder}->encode (
2820	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3064	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2821	} else {	3065	);
2822	if ($color >= 0) {
2823	# replace some tags by gcfclient-compatible ones
2824	for ($msg) {
2825	1 while
2826	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2827	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2828	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2829	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2830	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2831	}
2832		3066
2833	$color &= cf::NDI_COLOR_MASK;	3067	$self->send_big_packet ($pkt);
2834
2835	utf8::encode $msg;
2836
2837	if (0 && $msg =~ /\[/) {
2838	# COMMAND/INFO
2839	$self->send_packet ("drawextinfo $color 10 8 $msg")
2840	} else {
2841	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2842	$self->send_packet ("drawinfo $color $msg")
2843	}
2844	}
2845	}
2846	}	3068	}
2847		3069
2848	=item $client->ext_msg ($type, @msg)	3070	=item $client->ext_msg ($type, @msg)
2849		3071
2850	Sends an ext event to the client.	3072	Sends an ext event to the client.
…		…
2853		3075
2854	sub cf::client::ext_msg($$@) {	3076	sub cf::client::ext_msg($$@) {
2855	my ($self, $type, @msg) = @_;	3077	my ($self, $type, @msg) = @_;
2856		3078
2857	if ($self->extcmd == 2) {	3079	if ($self->extcmd == 2) {
2858	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3080	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2859	} elsif ($self->extcmd == 1) { # TODO: remove	3081	} elsif ($self->extcmd == 1) { # TODO: remove
2860	push @msg, msgtype => "event_$type";	3082	push @msg, msgtype => "event_$type";
2861	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3083	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2862	}	3084	}
2863	}	3085	}
2864		3086
2865	=item $client->ext_reply ($msgid, @msg)	3087	=item $client->ext_reply ($msgid, @msg)
2866		3088
…		…
2870		3092
2871	sub cf::client::ext_reply($$@) {	3093	sub cf::client::ext_reply($$@) {
2872	my ($self, $id, @msg) = @_;	3094	my ($self, $id, @msg) = @_;
2873		3095
2874	if ($self->extcmd == 2) {	3096	if ($self->extcmd == 2) {
2875	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3097	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2876	} elsif ($self->extcmd == 1) {	3098	} elsif ($self->extcmd == 1) {
2877	#TODO: version 1, remove	3099	#TODO: version 1, remove
2878	unshift @msg, msgtype => "reply", msgid => $id;	3100	unshift @msg, msgtype => "reply", msgid => $id;
2879	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3101	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2880	}	3102	}
2881	}	3103	}
2882		3104
2883	=item $success = $client->query ($flags, "text", \&cb)	3105	=item $success = $client->query ($flags, "text", \&cb)
2884		3106
…		…
2955		3177
2956	$ns->ext_reply ($reply, @reply)	3178	$ns->ext_reply ($reply, @reply)
2957	if $reply;	3179	if $reply;
2958		3180
2959	} else {	3181	} else {
2960	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3182	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2961	}	3183	}
2962		3184
2963	cf::override;	3185	cf::override;
2964	},	3186	},
2965	);	3187	);
…		…
2985		3207
2986	$coro	3208	$coro
2987	}	3209	}
2988		3210
2989	cf::client->attach (	3211	cf::client->attach (
2990	on_destroy => sub {	3212	on_client_destroy => sub {
2991	my ($ns) = @_;	3213	my ($ns) = @_;
2992		3214
2993	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3215	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2994	},	3216	},
2995	);	3217	);
…		…
3011	our $safe_hole = new Safe::Hole;	3233	our $safe_hole = new Safe::Hole;
3012		3234
3013	$SIG{FPE} = 'IGNORE';	3235	$SIG{FPE} = 'IGNORE';
3014		3236
3015	$safe->permit_only (Opcode::opset qw(	3237	$safe->permit_only (Opcode::opset qw(
3016	:base_core :base_mem :base_orig :base_math	3238	:base_core :base_mem :base_orig :base_math :base_loop
3017	grepstart grepwhile mapstart mapwhile	3239	grepstart grepwhile mapstart mapwhile
3018	sort time	3240	sort time
3019	));	3241	));
3020		3242
3021	# here we export the classes and methods available to script code	3243	# here we export the classes and methods available to script code
…		…
3024		3246
3025	The following functions and methods are available within a safe environment:	3247	The following functions and methods are available within a safe environment:
3026		3248
3027	cf::object	3249	cf::object
3028	contr pay_amount pay_player map x y force_find force_add destroy	3250	contr pay_amount pay_player map x y force_find force_add destroy
3029	insert remove name archname title slaying race decrease_ob_nr	3251	insert remove name archname title slaying race decrease split
		3252	value
3030		3253
3031	cf::object::player	3254	cf::object::player
3032	player	3255	player
3033		3256
3034	cf::player	3257	cf::player
…		…
3039		3262
3040	=cut	3263	=cut
3041		3264
3042	for (	3265	for (
3043	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3266	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3044	insert remove inv name archname title slaying race	3267	insert remove inv nrof name archname title slaying race
3045	decrease_ob_nr destroy)],	3268	decrease split destroy change_exp value msg lore send_msg)],
3046	["cf::object::player" => qw(player)],	3269	["cf::object::player" => qw(player)],
3047	["cf::player" => qw(peaceful)],	3270	["cf::player" => qw(peaceful send_msg)],
3048	["cf::map" => qw(trigger)],	3271	["cf::map" => qw(trigger)],
3049	) {	3272	) {
3050	no strict 'refs';	3273	no strict 'refs';
3051	my ($pkg, @funs) = @$_;	3274	my ($pkg, @funs) = @$_;
3052	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3275	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
3070		3293
3071	my $qcode = $code;	3294	my $qcode = $code;
3072	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3295	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3073	$qcode =~ s/\n/\\n/g;	3296	$qcode =~ s/\n/\\n/g;
3074		3297
		3298	%vars = (_dummy => 0) unless %vars;
		3299
		3300	my @res;
3075	local $_;	3301	local $_;
3076	local @safe::cf::_safe_eval_args = values %vars;
3077		3302
3078	my $eval =	3303	my $eval =
3079	"do {\n"	3304	"do {\n"
3080	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3305	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3081	. "#line 0 \"{$qcode}\"\n"	3306	. "#line 0 \"{$qcode}\"\n"
3082	. $code	3307	. $code
3083	. "\n}"	3308	. "\n}"
3084	;	3309	;
3085		3310
		3311	if ($CFG{safe_eval}) {
3086	sub_generation_inc;	3312	sub_generation_inc;
		3313	local @safe::cf::_safe_eval_args = values %vars;
3087	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3314	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3088	sub_generation_inc;	3315	sub_generation_inc;
		3316	} else {
		3317	local @cf::_safe_eval_args = values %vars;
		3318	@res = wantarray ? eval eval : scalar eval $eval;
		3319	}
3089		3320
3090	if ($@) {	3321	if ($@) {
3091	warn "$@";	3322	warn "$@",
3092	warn "while executing safe code '$code'\n";	3323	"while executing safe code '$code'\n",
3093	warn "with arguments " . (join " ", %vars) . "\n";	3324	"with arguments " . (join " ", %vars) . "\n";
3094	}	3325	}
3095		3326
3096	wantarray ? @res : $res[0]	3327	wantarray ? @res : $res[0]
3097	}	3328	}
3098		3329
…		…
3112	=cut	3343	=cut
3113		3344
3114	sub register_script_function {	3345	sub register_script_function {
3115	my ($fun, $cb) = @_;	3346	my ($fun, $cb) = @_;
3116		3347
3117	no strict 'refs';	3348	$fun = "safe::$fun" if $CFG{safe_eval};
3118	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3349	*$fun = $safe_hole->wrap ($cb);
3119	}	3350	}
3120		3351
3121	=back	3352	=back
3122		3353
3123	=cut	3354	=cut
…		…
3132	# for this (global event?)	3363	# for this (global event?)
3133	%ext::player_env::MUSIC_FACE_CACHE = ();	3364	%ext::player_env::MUSIC_FACE_CACHE = ();
3134		3365
3135	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3366	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3136		3367
3137	warn "loading facedata from $path\n";	3368	trace "loading facedata from $path\n";
3138		3369
3139	my $facedata;	3370	my $facedata;
3140	0 < aio_load $path, $facedata	3371	0 < aio_load $path, $facedata
3141	or die "$path: $!";	3372	or die "$path: $!";
3142		3373
…		…
3144		3375
3145	$facedata->{version} == 2	3376	$facedata->{version} == 2
3146	or cf::cleanup "$path: version mismatch, cannot proceed.";	3377	or cf::cleanup "$path: version mismatch, cannot proceed.";
3147		3378
3148	# patch in the exptable	3379	# patch in the exptable
		3380	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3149	$facedata->{resource}{"res/exp_table"} = {	3381	$facedata->{resource}{"res/exp_table"} = {
3150	type => FT_RSRC,	3382	type => FT_RSRC,
3151	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3383	data => $exp_table,
		3384	hash => (Digest::MD5::md5 $exp_table),
3152	};	3385	};
3153	cf::cede_to_tick;	3386	cf::cede_to_tick;
3154		3387
3155	{	3388	{
3156	my $faces = $facedata->{faceinfo};	3389	my $faces = $facedata->{faceinfo};
…		…
3158	while (my ($face, $info) = each %$faces) {	3391	while (my ($face, $info) = each %$faces) {
3159	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3392	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3160		3393
3161	cf::face::set_visibility $idx, $info->{visibility};	3394	cf::face::set_visibility $idx, $info->{visibility};
3162	cf::face::set_magicmap $idx, $info->{magicmap};	3395	cf::face::set_magicmap $idx, $info->{magicmap};
3163	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3396	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3164	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3397	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3165		3398
3166	cf::cede_to_tick;	3399	cf::cede_to_tick;
3167	}	3400	}
3168		3401
3169	while (my ($face, $info) = each %$faces) {	3402	while (my ($face, $info) = each %$faces) {
…		…
3174		3407
3175	if (my $smooth = cf::face::find $info->{smooth}) {	3408	if (my $smooth = cf::face::find $info->{smooth}) {
3176	cf::face::set_smooth $idx, $smooth;	3409	cf::face::set_smooth $idx, $smooth;
3177	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3410	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3178	} else {	3411	} else {
3179	warn "smooth face '$info->{smooth}' not found for face '$face'";	3412	error "smooth face '$info->{smooth}' not found for face '$face'";
3180	}	3413	}
3181		3414
3182	cf::cede_to_tick;	3415	cf::cede_to_tick;
3183	}	3416	}
3184	}	3417	}
…		…
3193		3426
3194	cf::anim::invalidate_all; # d'oh	3427	cf::anim::invalidate_all; # d'oh
3195	}	3428	}
3196		3429
3197	{	3430	{
3198	# TODO: for gcfclient pleasure, we should give resources
3199	# that gcfclient doesn't grok a >10000 face index.
3200	my $res = $facedata->{resource};	3431	my $res = $facedata->{resource};
3201		3432
3202	while (my ($name, $info) = each %$res) {	3433	while (my ($name, $info) = each %$res) {
3203	if (defined $info->{type}) {	3434	if (defined $info->{type}) {
3204	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3435	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3205	my $data;
3206		3436
3207	if ($info->{type} & 1) {	3437	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3208	# prepend meta info
3209
3210	my $meta = $enc->encode ({
3211	name => $name,
3212	%{ $info->{meta} || {} },
3213	});
3214
3215	$data = pack "(w/a*)*", $meta, $info->{data};
3216	} else {
3217	$data = $info->{data};
3218	}
3219
3220	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3221	cf::face::set_type $idx, $info->{type};	3438	cf::face::set_type $idx, $info->{type};
3222	} else {	3439	} else {
3223	$RESOURCE{$name} = $info;	3440	$RESOURCE{$name} = $info; # unused
3224	}	3441	}
3225		3442
3226	cf::cede_to_tick;	3443	cf::cede_to_tick;
3227	}	3444	}
3228	}	3445	}
3229		3446
3230	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3447	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3231		3448
3232	1	3449	1
3233	}	3450	}
3234
3235	cf::global->attach (on_resource_update => sub {
3236	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3237	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3238
3239	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3240	my $sound = $soundconf->{compat}[$_]
3241	or next;
3242
3243	my $face = cf::face::find "sound/$sound->[1]";
3244	cf::sound::set $sound->[0] => $face;
3245	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3246	}
3247
3248	while (my ($k, $v) = each %{$soundconf->{event}}) {
3249	my $face = cf::face::find "sound/$v";
3250	cf::sound::set $k => $face;
3251	}
3252	}
3253	});
3254		3451
3255	register_exticmd fx_want => sub {	3452	register_exticmd fx_want => sub {
3256	my ($ns, $want) = @_;	3453	my ($ns, $want) = @_;
3257		3454
3258	while (my ($k, $v) = each %$want) {	3455	while (my ($k, $v) = each %$want) {
3259	$ns->fx_want ($k, $v);	3456	$ns->fx_want ($k, $v);
3260	}	3457	}
3261	};	3458	};
		3459
		3460	sub load_resource_file($) {
		3461	my $guard = lock_acquire "load_resource_file";
		3462
		3463	my $status = load_resource_file_ $_[0];
		3464	get_slot 0.1, 100;
		3465	cf::arch::commit_load;
		3466
		3467	$status
		3468	}
3262		3469
3263	sub reload_regions {	3470	sub reload_regions {
3264	# HACK to clear player env face cache, we need some signal framework	3471	# HACK to clear player env face cache, we need some signal framework
3265	# for this (global event?)	3472	# for this (global event?)
3266	%ext::player_env::MUSIC_FACE_CACHE = ();	3473	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3280	}	3487	}
3281		3488
3282	sub reload_archetypes {	3489	sub reload_archetypes {
3283	load_resource_file "$DATADIR/archetypes"	3490	load_resource_file "$DATADIR/archetypes"
3284	or die "unable to load archetypes\n";	3491	or die "unable to load archetypes\n";
3285	#d# NEED to laod twice to resolve forward references
3286	# this really needs to be done in an extra post-pass
3287	# (which needs to be synchronous, so solve it differently)
3288	load_resource_file "$DATADIR/archetypes"
3289	or die "unable to load archetypes\n";
3290	}	3492	}
3291		3493
3292	sub reload_treasures {	3494	sub reload_treasures {
3293	load_resource_file "$DATADIR/treasures"	3495	load_resource_file "$DATADIR/treasures"
3294	or die "unable to load treasurelists\n";	3496	or die "unable to load treasurelists\n";
3295	}	3497	}
3296		3498
		3499	sub reload_sound {
		3500	trace "loading sound config from $DATADIR/sound\n";
		3501
		3502	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3503	or die "$DATADIR/sound $!";
		3504
		3505	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3506
		3507	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3508	my $sound = $soundconf->{compat}[$_]
		3509	or next;
		3510
		3511	my $face = cf::face::find "sound/$sound->[1]";
		3512	cf::sound::set $sound->[0] => $face;
		3513	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3514	}
		3515
		3516	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3517	my $face = cf::face::find "sound/$v";
		3518	cf::sound::set $k => $face;
		3519	}
		3520	}
		3521
3297	sub reload_resources {	3522	sub reload_resources {
3298	warn "reloading resource files...\n";	3523	trace "reloading resource files...\n";
3299		3524
		3525	reload_facedata;
		3526	reload_sound;
		3527	reload_archetypes;
3300	reload_regions;	3528	reload_regions;
3301	reload_facedata;
3302	#reload_archetypes;#d#
3303	reload_archetypes;
3304	reload_treasures;	3529	reload_treasures;
3305		3530
3306	warn "finished reloading resource files\n";	3531	trace "finished reloading resource files\n";
3307	}
3308
3309	sub init {
3310	reload_resources;
3311	}	3532	}
3312		3533
3313	sub reload_config {	3534	sub reload_config {
		3535	trace "reloading config file...\n";
		3536
3314	open my $fh, "<:utf8", "$CONFDIR/config"	3537	open my $fh, "<:utf8", "$CONFDIR/config"
3315	or return;	3538	or return;
3316		3539
3317	local $/;	3540	local $/;
3318	*CFG = YAML::Syck::Load <$fh>;	3541	*CFG = YAML::XS::Load scalar <$fh>;
3319		3542
3320	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3543	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3321		3544
3322	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3545	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3323	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3546	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3324		3547
3325	if (exists $CFG{mlockall}) {	3548	if (exists $CFG{mlockall}) {
…		…
3327	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3550	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3328	and die "WARNING: m(un)lockall failed: $!\n";	3551	and die "WARNING: m(un)lockall failed: $!\n";
3329	};	3552	};
3330	warn $@ if $@;	3553	warn $@ if $@;
3331	}	3554	}
		3555
		3556	trace "finished reloading resource files\n";
		3557	}
		3558
		3559	sub pidfile() {
		3560	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3561	or die "$PIDFILE: $!";
		3562	flock $fh, &Fcntl::LOCK_EX
		3563	or die "$PIDFILE: flock: $!";
		3564	$fh
		3565	}
		3566
		3567	# make sure only one server instance is running at any one time
		3568	sub atomic {
		3569	my $fh = pidfile;
		3570
		3571	my $pid = <$fh>;
		3572	kill 9, $pid if $pid > 0;
		3573
		3574	seek $fh, 0, 0;
		3575	print $fh $$;
		3576	}
		3577
		3578	sub main_loop {
		3579	trace "EV::loop starting\n";
		3580	if (1) {
		3581	EV::loop;
		3582	}
		3583	trace "EV::loop returned\n";
		3584	goto &main_loop unless $REALLY_UNLOOP;
3332	}	3585	}
3333		3586
3334	sub main {	3587	sub main {
		3588	cf::init_globals; # initialise logging
		3589
		3590	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3591	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3592	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3593	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3594
		3595	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3596
3335	# we must not ever block the main coroutine	3597	# we must not ever block the main coroutine
3336	local $Coro::idle = sub {	3598	local $Coro::idle = sub {
3337	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3599	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3338	(async {	3600	(async {
3339	$Coro::current->{desc} = "IDLE BUG HANDLER";	3601	$Coro::current->{desc} = "IDLE BUG HANDLER";
3340	EV::loop EV::LOOP_ONESHOT;	3602	EV::loop EV::LOOP_ONESHOT;
3341	})->prio (Coro::PRIO_MAX);	3603	})->prio (Coro::PRIO_MAX);
3342	};	3604	};
3343		3605
		3606	evthread_start IO::AIO::poll_fileno;
		3607
		3608	cf::sync_job {
		3609	cf::init_experience;
		3610	cf::init_anim;
		3611	cf::init_attackmess;
		3612	cf::init_dynamic;
		3613
		3614	cf::load_settings;
		3615	cf::load_materials;
		3616
		3617	reload_resources;
3344	reload_config;	3618	reload_config;
3345	db_init;	3619	db_init;
		3620
		3621	cf::init_uuid;
		3622	cf::init_signals;
		3623	cf::init_skills;
		3624
		3625	cf::init_beforeplay;
		3626
		3627	atomic;
		3628
3346	load_extensions;	3629	load_extensions;
3347		3630
3348	$TICK_WATCHER->start;	3631	utime time, time, $RUNTIMEFILE;
3349	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3632
3350	EV::loop;	3633	# no (long-running) fork's whatsoever before this point(!)
		3634	use POSIX ();
		3635	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3636
		3637	(pop @POST_INIT)->(0) while @POST_INIT;
		3638	};
		3639
		3640	cf::object::thawer::errors_are_fatal 0;
		3641	info "parse errors in files are no longer fatal from this point on.\n";
		3642
		3643	main_loop;
3351	}	3644	}
3352		3645
3353	#############################################################################	3646	#############################################################################
3354	# initialisation and cleanup	3647	# initialisation and cleanup
3355		3648
3356	# install some emergency cleanup handlers	3649	# install some emergency cleanup handlers
3357	BEGIN {	3650	BEGIN {
3358	our %SIGWATCHER = ();	3651	our %SIGWATCHER = ();
3359	for my $signal (qw(INT HUP TERM)) {	3652	for my $signal (qw(INT HUP TERM)) {
3360	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3653	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3361	cf::cleanup "SIG$signal";	3654	cf::cleanup "SIG$signal";
3362	};	3655	};
3363	}	3656	}
3364	}	3657	}
3365		3658
3366	sub write_runtime {	3659	sub write_runtime_sync {
3367	my $runtime = "$LOCALDIR/runtime";	3660	my $t0 = AE::time;
3368		3661
3369	# first touch the runtime file to show we are still running:	3662	# first touch the runtime file to show we are still running:
3370	# the fsync below can take a very very long time.	3663	# the fsync below can take a very very long time.
3371		3664
3372	IO::AIO::aio_utime $runtime, undef, undef;	3665	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3373		3666
3374	my $guard = cf::lock_acquire "write_runtime";	3667	my $guard = cf::lock_acquire "write_runtime";
3375		3668
3376	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3669	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3377	or return;	3670	or return;
3378		3671
3379	my $value = $cf::RUNTIME + 90 + 10;	3672	my $value = $cf::RUNTIME + 90 + 10;
3380	# 10 is the runtime save interval, for a monotonic clock	3673	# 10 is the runtime save interval, for a monotonic clock
3381	# 60 allows for the watchdog to kill the server.	3674	# 60 allows for the watchdog to kill the server.
…		…
3391	aio_utime $fh, undef, undef;	3684	aio_utime $fh, undef, undef;
3392		3685
3393	close $fh	3686	close $fh
3394	or return;	3687	or return;
3395		3688
3396	aio_rename "$runtime~", $runtime	3689	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3397	and return;	3690	and return;
3398		3691
3399	warn "runtime file written.\n";	3692	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3400		3693
3401	1	3694	1
		3695	}
		3696
		3697	our $uuid_lock;
		3698	our $uuid_skip;
		3699
		3700	sub write_uuid_sync($) {
		3701	$uuid_skip ||= $_[0];
		3702
		3703	return if $uuid_lock;
		3704	local $uuid_lock = 1;
		3705
		3706	my $uuid = "$LOCALDIR/uuid";
		3707
		3708	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3709	or return;
		3710
		3711	my $value = uuid_seq uuid_cur;
		3712
		3713	unless ($value) {
		3714	info "cowardly refusing to write zero uuid value!\n";
		3715	return;
		3716	}
		3717
		3718	my $value = uuid_str $value + $uuid_skip;
		3719	$uuid_skip = 0;
		3720
		3721	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3722	and return;
		3723
		3724	# always fsync - this file is important
		3725	aio_fsync $fh
		3726	and return;
		3727
		3728	close $fh
		3729	or return;
		3730
		3731	aio_rename "$uuid~", $uuid
		3732	and return;
		3733
		3734	trace "uuid file written ($value).\n";
		3735
		3736	1
		3737
		3738	}
		3739
		3740	sub write_uuid($$) {
		3741	my ($skip, $sync) = @_;
		3742
		3743	$sync ? write_uuid_sync $skip
		3744	: async { write_uuid_sync $skip };
3402	}	3745	}
3403		3746
3404	sub emergency_save() {	3747	sub emergency_save() {
3405	my $freeze_guard = cf::freeze_mainloop;	3748	my $freeze_guard = cf::freeze_mainloop;
3406		3749
3407	warn "enter emergency perl save\n";	3750	info "emergency_perl_save: enter\n";
3408		3751
3409	cf::sync_job {	3752	cf::sync_job {
		3753	# this is a trade-off: we want to be very quick here, so
		3754	# save all maps without fsync, and later call a global sync
		3755	# (which in turn might be very very slow)
		3756	local $USE_FSYNC = 0;
		3757
3410	# use a peculiar iteration method to avoid tripping on perl	3758	# use a peculiar iteration method to avoid tripping on perl
3411	# refcount bugs in for. also avoids problems with players	3759	# refcount bugs in for. also avoids problems with players
3412	# and maps saved/destroyed asynchronously.	3760	# and maps saved/destroyed asynchronously.
3413	warn "begin emergency player save\n";	3761	info "emergency_perl_save: begin player save\n";
3414	for my $login (keys %cf::PLAYER) {	3762	for my $login (keys %cf::PLAYER) {
3415	my $pl = $cf::PLAYER{$login} or next;	3763	my $pl = $cf::PLAYER{$login} or next;
3416	$pl->valid or next;	3764	$pl->valid or next;
3417	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3765	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3418	$pl->save;	3766	$pl->save;
3419	}	3767	}
3420	warn "end emergency player save\n";	3768	info "emergency_perl_save: end player save\n";
3421		3769
3422	warn "begin emergency map save\n";	3770	info "emergency_perl_save: begin map save\n";
3423	for my $path (keys %cf::MAP) {	3771	for my $path (keys %cf::MAP) {
3424	my $map = $cf::MAP{$path} or next;	3772	my $map = $cf::MAP{$path} or next;
3425	$map->valid or next;	3773	$map->valid or next;
3426	$map->save;	3774	$map->save;
3427	}	3775	}
3428	warn "end emergency map save\n";	3776	info "emergency_perl_save: end map save\n";
3429		3777
3430	warn "begin emergency database checkpoint\n";	3778	info "emergency_perl_save: begin database checkpoint\n";
3431	BDB::db_env_txn_checkpoint $DB_ENV;	3779	BDB::db_env_txn_checkpoint $DB_ENV;
3432	warn "end emergency database checkpoint\n";	3780	info "emergency_perl_save: end database checkpoint\n";
		3781
		3782	info "emergency_perl_save: begin write uuid\n";
		3783	write_uuid_sync 1;
		3784	info "emergency_perl_save: end write uuid\n";
3433	};	3785	};
3434		3786
3435	warn "leave emergency perl save\n";	3787	info "emergency_perl_save: starting sync()\n";
		3788	IO::AIO::aio_sync sub {
		3789	info "emergency_perl_save: finished sync()\n";
		3790	};
		3791
		3792	info "emergency_perl_save: leave\n";
3436	}	3793	}
3437		3794
3438	sub post_cleanup {	3795	sub post_cleanup {
3439	my ($make_core) = @_;	3796	my ($make_core) = @_;
3440		3797
3441	warn Carp::longmess "post_cleanup backtrace"	3798	error Carp::longmess "post_cleanup backtrace"
3442	if $make_core;	3799	if $make_core;
		3800
		3801	my $fh = pidfile;
		3802	unlink $PIDFILE if <$fh> == $$;
		3803	}
		3804
		3805	# a safer delete_package, copied from Symbol
		3806	sub clear_package($) {
		3807	my $pkg = shift;
		3808
		3809	# expand to full symbol table name if needed
		3810	unless ($pkg =~ /^main::.*::$/) {
		3811	$pkg = "main$pkg" if $pkg =~ /^::/;
		3812	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3813	$pkg .= '::' unless $pkg =~ /::$/;
		3814	}
		3815
		3816	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3817	my $stem_symtab = *{$stem}{HASH};
		3818
		3819	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3820	or return;
		3821
		3822	# clear all symbols
		3823	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3824	for my $name (keys %$leaf_symtab) {
		3825	_gv_clear *{"$pkg$name"};
		3826	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3827	}
3443	}	3828	}
3444		3829
3445	sub do_reload_perl() {	3830	sub do_reload_perl() {
3446	# can/must only be called in main	3831	# can/must only be called in main
3447	if ($Coro::current != $Coro::main) {	3832	if (in_main) {
3448	warn "can only reload from main coroutine";	3833	error "can only reload from main coroutine";
3449	return;	3834	return;
3450	}	3835	}
3451		3836
		3837	return if $RELOAD++;
		3838
		3839	my $t1 = AE::time;
		3840
		3841	while ($RELOAD) {
3452	warn "reloading...";	3842	info "reloading...";
3453		3843
3454	warn "entering sync_job";	3844	trace "entering sync_job";
3455		3845
3456	cf::sync_job {	3846	cf::sync_job {
3457	cf::write_runtime; # external watchdog should not bark	3847	cf::write_runtime_sync; # external watchdog should not bark
3458	cf::emergency_save;	3848	cf::emergency_save;
3459	cf::write_runtime; # external watchdog should not bark	3849	cf::write_runtime_sync; # external watchdog should not bark
3460		3850
3461	warn "syncing database to disk";	3851	trace "syncing database to disk";
3462	BDB::db_env_txn_checkpoint $DB_ENV;	3852	BDB::db_env_txn_checkpoint $DB_ENV;
3463		3853
3464	# if anything goes wrong in here, we should simply crash as we already saved	3854	# if anything goes wrong in here, we should simply crash as we already saved
3465		3855
3466	warn "flushing outstanding aio requests";	3856	trace "flushing outstanding aio requests";
3467	for (;;) {
3468	BDB::flush;
3469	IO::AIO::flush;
3470	Coro::cede_notself;
3471	last unless IO::AIO::nreqs || BDB::nreqs;	3857	while (IO::AIO::nreqs || BDB::nreqs) {
3472	warn "iterate...";	3858	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3473	}
3474
3475	++$RELOAD;
3476
3477	warn "cancelling all extension coros";
3478	$_->cancel for values %EXT_CORO;
3479	%EXT_CORO = ();
3480
3481	warn "removing commands";
3482	%COMMAND = ();
3483
3484	warn "removing ext/exti commands";
3485	%EXTCMD = ();
3486	%EXTICMD = ();
3487
3488	warn "unloading/nuking all extensions";
3489	for my $pkg (@EXTS) {
3490	warn "... unloading $pkg";
3491
3492	if (my $cb = $pkg->can ("unload")) {
3493	eval {
3494	$cb->($pkg);
3495	1
3496	} or warn "$pkg unloaded, but with errors: $@";
3497	}	3859	}
3498		3860
3499	warn "... nuking $pkg";	3861	trace "cancelling all extension coros";
3500	Symbol::delete_package $pkg;	3862	$_->cancel for values %EXT_CORO;
3501	}	3863	%EXT_CORO = ();
3502		3864
3503	warn "unloading all perl modules loaded from $LIBDIR";	3865	trace "removing commands";
3504	while (my ($k, $v) = each %INC) {	3866	%COMMAND = ();
3505	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3506		3867
		3868	trace "removing ext/exti commands";
		3869	%EXTCMD = ();
		3870	%EXTICMD = ();
		3871
		3872	trace "unloading/nuking all extensions";
		3873	for my $pkg (@EXTS) {
3507	warn "... unloading $k";	3874	trace "... unloading $pkg";
3508	delete $INC{$k};
3509		3875
3510	$k =~ s/\.pm$//;
3511	$k =~ s/\//::/g;
3512
3513	if (my $cb = $k->can ("unload_module")) {	3876	if (my $cb = $pkg->can ("unload")) {
		3877	eval {
3514	$cb->();	3878	$cb->($pkg);
		3879	1
		3880	} or error "$pkg unloaded, but with errors: $@";
		3881	}
		3882
		3883	trace "... clearing $pkg";
		3884	clear_package $pkg;
3515	}	3885	}
3516		3886
3517	Symbol::delete_package $k;	3887	trace "unloading all perl modules loaded from $LIBDIR";
		3888	while (my ($k, $v) = each %INC) {
		3889	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3890
		3891	trace "... unloading $k";
		3892	delete $INC{$k};
		3893
		3894	$k =~ s/\.pm$//;
		3895	$k =~ s/\//::/g;
		3896
		3897	if (my $cb = $k->can ("unload_module")) {
		3898	$cb->();
		3899	}
		3900
		3901	clear_package $k;
3518	}	3902	}
3519		3903
3520	warn "getting rid of safe::, as good as possible";	3904	trace "getting rid of safe::, as good as possible";
3521	Symbol::delete_package "safe::$_"	3905	clear_package "safe::$_"
3522	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3906	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3523		3907
3524	warn "unloading cf.pm \"a bit\"";	3908	trace "unloading cf.pm \"a bit\"";
3525	delete $INC{"cf.pm"};	3909	delete $INC{"cf.pm"};
3526	delete $INC{"cf/pod.pm"};	3910	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3527		3911
3528	# don't, removes xs symbols, too,	3912	# don't, removes xs symbols, too,
3529	# and global variables created in xs	3913	# and global variables created in xs
3530	#Symbol::delete_package __PACKAGE__;	3914	#clear_package __PACKAGE__;
3531		3915
3532	warn "unload completed, starting to reload now";	3916	info "unload completed, starting to reload now";
3533		3917
3534	warn "reloading cf.pm";	3918	trace "reloading cf.pm";
3535	require cf;	3919	require cf;
3536	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3920	cf::_connect_to_perl_1;
3537		3921
3538	warn "loading config and database again";	3922	trace "loading config and database again";
3539	cf::reload_config;	3923	cf::reload_config;
3540		3924
3541	warn "loading extensions";	3925	trace "loading extensions";
3542	cf::load_extensions;	3926	cf::load_extensions;
3543		3927
		3928	if ($REATTACH_ON_RELOAD) {
3544	warn "reattaching attachments to objects/players";	3929	trace "reattaching attachments to objects/players";
3545	_global_reattach; # objects, sockets	3930	_global_reattach; # objects, sockets
3546	warn "reattaching attachments to maps";	3931	trace "reattaching attachments to maps";
3547	reattach $_ for values %MAP;	3932	reattach $_ for values %MAP;
3548	warn "reattaching attachments to players";	3933	trace "reattaching attachments to players";
3549	reattach $_ for values %PLAYER;	3934	reattach $_ for values %PLAYER;
		3935	}
3550		3936
		3937	trace "running post_init jobs";
		3938	(pop @POST_INIT)->(1) while @POST_INIT;
		3939
3551	warn "leaving sync_job";	3940	trace "leaving sync_job";
3552		3941
3553	1	3942	1
3554	} or do {	3943	} or do {
3555	warn $@;	3944	error $@;
3556	warn "error while reloading, exiting.";	3945	cf::cleanup "error while reloading, exiting.";
3557	exit 1;	3946	};
		3947
		3948	info "reloaded";
		3949	--$RELOAD;
3558	};	3950	}
3559		3951
3560	warn "reloaded";	3952	$t1 = AE::time - $t1;
		3953	info "reload completed in ${t1}s\n";
3561	};	3954	};
3562		3955
3563	our $RELOAD_WATCHER; # used only during reload	3956	our $RELOAD_WATCHER; # used only during reload
3564		3957
3565	sub reload_perl() {	3958	sub reload_perl() {
3566	# doing reload synchronously and two reloads happen back-to-back,	3959	# doing reload synchronously and two reloads happen back-to-back,
3567	# coro crashes during coro_state_free->destroy here.	3960	# coro crashes during coro_state_free->destroy here.
3568		3961
		3962	$RELOAD_WATCHER ||= cf::async {
		3963	Coro::AIO::aio_wait cache_extensions;
		3964
3569	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	3965	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
		3966	do_reload_perl;
3570	undef $RELOAD_WATCHER;	3967	undef $RELOAD_WATCHER;
3571	do_reload_perl;	3968	};
3572	};	3969	};
3573	}	3970	}
3574		3971
3575	register_command "reload" => sub {	3972	register_command "reload" => sub {
3576	my ($who, $arg) = @_;	3973	my ($who, $arg) = @_;
…		…
3590		3987
3591	our @WAIT_FOR_TICK;	3988	our @WAIT_FOR_TICK;
3592	our @WAIT_FOR_TICK_BEGIN;	3989	our @WAIT_FOR_TICK_BEGIN;
3593		3990
3594	sub wait_for_tick {	3991	sub wait_for_tick {
3595	return unless $TICK_WATCHER->is_active;
3596	return if $Coro::current == $Coro::main;	3992	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3597		3993
3598	my $signal = new Coro::Signal;	3994	my $signal = new Coro::Signal;
3599	push @WAIT_FOR_TICK, $signal;	3995	push @WAIT_FOR_TICK, $signal;
3600	$signal->wait;	3996	$signal->wait;
3601	}	3997	}
3602		3998
3603	sub wait_for_tick_begin {	3999	sub wait_for_tick_begin {
3604	return unless $TICK_WATCHER->is_active;
3605	return if $Coro::current == $Coro::main;	4000	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3606		4001
3607	my $signal = new Coro::Signal;	4002	my $signal = new Coro::Signal;
3608	push @WAIT_FOR_TICK_BEGIN, $signal;	4003	push @WAIT_FOR_TICK_BEGIN, $signal;
3609	$signal->wait;	4004	$signal->wait;
3610	}	4005	}
3611		4006
3612	$TICK_WATCHER = EV::periodic_ns 0, $TICK, 0, sub {	4007	sub tick {
3613	if ($Coro::current != $Coro::main) {	4008	if ($Coro::current != $Coro::main) {
3614	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4009	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3615	unless ++$bug_warning > 10;	4010	unless ++$bug_warning > 10;
3616	return;	4011	return;
3617	}	4012	}
3618		4013
3619	$NOW = $tick_start = EV::now;
3620
3621	cf::server_tick; # one server iteration	4014	cf::server_tick; # one server iteration
3622		4015
3623	$RUNTIME += $TICK;	4016	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3624	$NEXT_TICK = $_[0]->at;
3625		4017
3626	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4018	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3627	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4019	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3628	Coro::async_pool {	4020	Coro::async_pool {
3629	$Coro::current->{desc} = "runtime saver";	4021	$Coro::current->{desc} = "runtime saver";
3630	write_runtime	4022	write_runtime_sync
3631	or warn "ERROR: unable to write runtime file: $!";	4023	or error "ERROR: unable to write runtime file: $!";
3632	};	4024	};
3633	}	4025	}
3634		4026
3635	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4027	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3636	$sig->send;	4028	$sig->send;
3637	}	4029	}
3638	while (my $sig = shift @WAIT_FOR_TICK) {	4030	while (my $sig = shift @WAIT_FOR_TICK) {
3639	$sig->send;	4031	$sig->send;
3640	}	4032	}
3641		4033
3642	$LOAD = ($NOW - $tick_start) / $TICK;	4034	$LOAD = ($NOW - $TICK_START) / $TICK;
3643	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4035	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3644		4036
3645	_post_tick;	4037	if (0) {
3646	};	4038	if ($NEXT_TICK) {
3647	$TICK_WATCHER->priority (EV::MAXPRI);	4039	my $jitter = $TICK_START - $NEXT_TICK;
		4040	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4041	debug "jitter $JITTER\n";#d#
		4042	}
		4043	}
		4044	}
3648		4045
3649	{	4046	{
3650	# configure BDB	4047	# configure BDB
3651		4048
3652	BDB::min_parallel 8;	4049	BDB::min_parallel 16;
3653	BDB::max_poll_reqs $TICK * 0.1;	4050	BDB::max_poll_reqs $TICK * 0.1;
3654	$Coro::BDB::WATCHER->priority (1);	4051	$AnyEvent::BDB::WATCHER->priority (1);
3655		4052
3656	unless ($DB_ENV) {	4053	unless ($DB_ENV) {
3657	$DB_ENV = BDB::db_env_create;	4054	$DB_ENV = BDB::db_env_create;
3658	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4055	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3659	| BDB::LOG_AUTOREMOVE, 1);	4056	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4057	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3660	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4058	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3661	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4059	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3662		4060
3663	cf::sync_job {	4061	cf::sync_job {
3664	eval {	4062	eval {
…		…
3690	{	4088	{
3691	# configure IO::AIO	4089	# configure IO::AIO
3692		4090
3693	IO::AIO::min_parallel 8;	4091	IO::AIO::min_parallel 8;
3694	IO::AIO::max_poll_time $TICK * 0.1;	4092	IO::AIO::max_poll_time $TICK * 0.1;
3695	$Coro::AIO::WATCHER->priority (1);	4093	undef $AnyEvent::AIO::WATCHER;
3696	}	4094	}
3697		4095
3698	my $_log_backtrace;	4096	my $_log_backtrace;
3699		4097
3700	sub _log_backtrace {	4098	sub _log_backtrace {
…		…
3703	$msg =~ s/\n//;	4101	$msg =~ s/\n//;
3704		4102
3705	# limit the # of concurrent backtraces	4103	# limit the # of concurrent backtraces
3706	if ($_log_backtrace < 2) {	4104	if ($_log_backtrace < 2) {
3707	++$_log_backtrace;	4105	++$_log_backtrace;
		4106	my $perl_bt = Carp::longmess $msg;
3708	async {	4107	async {
3709	$Coro::current->{desc} = "abt $msg";	4108	$Coro::current->{desc} = "abt $msg";
3710		4109
3711	my @bt = fork_call {	4110	my @bt = fork_call {
3712	@addr = map { sprintf "%x", $_ } @addr;	4111	@addr = map { sprintf "%x", $_ } @addr;
…		…
3723	}	4122	}
3724		4123
3725	@funcs	4124	@funcs
3726	};	4125	};
3727		4126
3728	LOG llevInfo, "[ABT] $msg\n";	4127	LOG llevInfo, "[ABT] $perl_bt\n";
		4128	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3729	LOG llevInfo, "[ABT] $_\n" for @bt;	4129	LOG llevInfo, "[ABT] $_\n" for @bt;
3730	--$_log_backtrace;	4130	--$_log_backtrace;
3731	};	4131	};
3732	} else {	4132	} else {
3733	LOG llevInfo, "[ABT] $msg\n";	4133	LOG llevInfo, "[ABT] $msg\n";
3734	LOG llevInfo, "[ABT] [suppressed]\n";	4134	LOG llevInfo, "[ABT] [suppressed]\n";
3735	}	4135	}
3736	}	4136	}
3737		4137
3738	# load additional modules	4138	# load additional modules
3739	use cf::pod;	4139	require "cf/$_.pm" for @EXTRA_MODULES;
		4140	cf::_connect_to_perl_2;
3740		4141
3741	END { cf::emergency_save }	4142	END { cf::emergency_save }
3742		4143
3743	1	4144	1
3744		4145

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