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Revision 1.434 by root, Thu May 29 03:27:37 2008 UTC vs.
Revision 1.540 by root, Tue May 4 23:32:29 2010 UTC

1	#	1	#
2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.	2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
3	#	3	#
4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team	4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5	#	5	#
6	# Deliantra is free software: you can redistribute it and/or modify	6	# Deliantra is free software: you can redistribute it and/or modify it under
7	# it under the terms of the GNU General Public License as published by	7	# the terms of the Affero GNU General Public License as published by the
8	# the Free Software Foundation, either version 3 of the License, or	8	# Free Software Foundation, either version 3 of the License, or (at your
9	# (at your option) any later version.	9	# option) any later version.
10	#	10	#
11	# This program is distributed in the hope that it will be useful,	11	# This program is distributed in the hope that it will be useful,
12	# but WITHOUT ANY WARRANTY; without even the implied warranty of	12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14	# GNU General Public License for more details.	14	# GNU General Public License for more details.
15	#	15	#
16	# You should have received a copy of the GNU General Public License	16	# You should have received a copy of the Affero GNU General Public License
17	# along with this program. If not, see <http://www.gnu.org/licenses/>.	17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
18	#	19	#
19	# The authors can be reached via e-mail to <support@deliantra.net>	20	# The authors can be reached via e-mail to <support@deliantra.net>
20	#	21	#
21		22
22	package cf;	23	package cf;
23		24
24	use utf8;	25	use common::sense;
25	use strict;
26		26
27	use Symbol;	27	use Symbol;
28	use List::Util;	28	use List::Util;
29	use Socket;	29	use Socket;
30	use EV;	30	use EV;
31	use Opcode;	31	use Opcode;
32	use Safe;	32	use Safe;
33	use Safe::Hole;	33	use Safe::Hole;
34	use Storable ();	34	use Storable ();
		35	use Carp ();
35		36
		37	use Guard ();
36	use Coro ();	38	use Coro ();
37	use Coro::State;	39	use Coro::State;
38	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
39	use Coro::AnyEvent;	42	use Coro::AnyEvent;
40	use Coro::Timer;	43	use Coro::Timer;
41	use Coro::Signal;	44	use Coro::Signal;
42	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
43	use Coro::AnyEvent;	47	use Coro::AnyEvent;
44	use Coro::AIO;	48	use Coro::AIO;
45	use Coro::BDB;	49	use Coro::BDB 1.6;
46	use Coro::Storable;	50	use Coro::Storable;
47	use Coro::Util ();	51	use Coro::Util ();
48		52
49	use JSON::XS 2.01 ();	53	use JSON::XS 2.01 ();
50	use BDB ();	54	use BDB ();
51	use Data::Dumper;	55	use Data::Dumper;
52	use Digest::MD5;
53	use Fcntl;	56	use Fcntl;
54	use YAML ();	57	use YAML::XS ();
55	use IO::AIO ();	58	use IO::AIO ();
56	use Time::HiRes;	59	use Time::HiRes;
57	use Compress::LZF;	60	use Compress::LZF;
58	use Digest::MD5 ();	61	use Digest::MD5 ();
59		62
60	AnyEvent::detect;	63	AnyEvent::detect;
61		64
62	IO::AIO::max_poll_reqs 1;#d#
63
64	# configure various modules to our taste	65	# configure various modules to our taste
65	#	66	#
66	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
67	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	68	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		69
		70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		71
		72	# make sure c-lzf reinitialises itself
		73	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
68	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	74	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
69		75
70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	76	# strictly for debugging
		77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
71		78
72	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	79	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		80
		81	our @ORIG_INC;
73		82
74	our %COMMAND = ();	83	our %COMMAND = ();
75	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
76		85
77	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
78	our %EXTCMD = ();	87	our %EXTCMD = ();
79	our %EXTICMD = ();	88	our %EXTICMD = ();
80	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
81	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
82		91
83	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
84	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
85		96
86	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
87	our $DATADIR = datadir;	98	our $DATADIR = datadir;
88	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
89	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
90	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
91	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
92	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
93	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
94	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
95	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
96	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
97	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;
98		118
99	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	119	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
100	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	120	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
101	our $NEXT_TICK;	121	our $NEXT_TICK;
102	our $USE_FSYNC = 1; # use fsync to write maps - default off	122	our $USE_FSYNC = 1; # use fsync to write maps - default on
103		123
104	our $BDB_DEADLOCK_WATCHER;	124	our $BDB_DEADLOCK_WATCHER;
105	our $BDB_CHECKPOINT_WATCHER;	125	our $BDB_CHECKPOINT_WATCHER;
106	our $BDB_TRICKLE_WATCHER;	126	our $BDB_TRICKLE_WATCHER;
107	our $DB_ENV;	127	our $DB_ENV;
108		128
		129	our @EXTRA_MODULES = qw(pod match mapscript);
		130
109	our %CFG;	131	our %CFG;
110		132
111	our $UPTIME; $UPTIME ||= time;	133	our $UPTIME; $UPTIME ||= time;
112	our $RUNTIME;	134	our $RUNTIME;
113	our $NOW;	135	our $NOW;
…		…
122	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)
123	our $LOADAVG; # same thing, but with alpha-smoothing	145	our $LOADAVG; # same thing, but with alpha-smoothing
124	our $JITTER; # average jitter	146	our $JITTER; # average jitter
125	our $TICK_START; # for load detecting purposes	147	our $TICK_START; # for load detecting purposes
126		148
		149	our @POST_INIT;
		150
		151	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		152	our $REALLY_UNLOOP; # never set to true, please :)
		153
127	binmode STDOUT;	154	binmode STDOUT;
128	binmode STDERR;	155	binmode STDERR;
129		156
130	# read virtual server time, if available	157	# read virtual server time, if available
131	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	158	unless ($RUNTIME || !-e $RUNTIMEFILE) {
132	open my $fh, "<", "$LOCALDIR/runtime"	159	open my $fh, "<", $RUNTIMEFILE
133	or die "unable to read runtime file: $!";	160	or die "unable to read $RUNTIMEFILE file: $!";
134	$RUNTIME = <$fh> + 0.;	161	$RUNTIME = <$fh> + 0.;
135	}	162	}
		163
		164	eval "sub TICK() { $TICK } 1" or die;
136		165
137	mkdir $_	166	mkdir $_
138	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	167	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
139		168
140	our $EMERGENCY_POSITION;	169	our $EMERGENCY_POSITION;
141		170
142	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::"} };
143		187
144	#############################################################################	188	#############################################################################
145		189
146	=head2 GLOBAL VARIABLES	190	=head2 GLOBAL VARIABLES
147		191
…		…
194	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
195	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.
196		240
197	=item @cf::INVOKE_RESULTS	241	=item @cf::INVOKE_RESULTS
198		242
199	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
200	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
201	that call.	245	that call.
202		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
203	=back	253	=back
204		254
205	=cut	255	=cut
206		256
207	BEGIN {	257	sub error(@) { LOG llevError, join "", @_ }
208	*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 {
209	my $msg = join "", @_;	264	my $msg = join "", @_;
210		265
211	$msg .= "\n"	266	$msg .= "\n"
212	unless $msg =~ /\n$/;	267	unless $msg =~ /\n$/;
213		268
214	$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;
215		270
216	LOG llevError, $msg;	271	LOG llevWarn, $msg;
217	};	272	};
218	}
219		273
220	$Coro::State::DIEHOOK = sub {	274	$Coro::State::DIEHOOK = sub {
221	return unless $^S eq 0; # "eq", not "=="	275	return unless $^S eq 0; # "eq", not "=="
222		276
223	if ($Coro::current == $Coro::main) {#d#	277	error Carp::longmess $_[0];
		278
		279	if (in_main) {#d#
224	warn "DIEHOOK called in main context, Coro bug?\n";#d#	280	error "DIEHOOK called in main context, Coro bug?\n";#d#
225	return;#d#	281	return;#d#
226	}#d#	282	}#d#
227		283
228	# kill coroutine otherwise	284	# kill coroutine otherwise
229	warn Carp::longmess $_[0];
230	Coro::terminate	285	Coro::terminate
231	};	286	};
232
233	$SIG{__DIE__} = sub { }; #d#?
234		287
235	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	288	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
236	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	289	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
237	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	290	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
238	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	291	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
245	for my $pkg (qw(	298	for my $pkg (qw(
246	cf::global cf::attachable	299	cf::global cf::attachable
247	cf::object cf::object::player	300	cf::object cf::object::player
248	cf::client cf::player	301	cf::client cf::player
249	cf::arch cf::living	302	cf::arch cf::living
		303	cf::map cf::mapspace
250	cf::map cf::party cf::region	304	cf::party cf::region
251	)) {	305	)) {
252	no strict 'refs';
253	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	306	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
254	}	307	}
255		308
256	$EV::DIED = sub {	309	$EV::DIED = sub {
257	warn "error in event callback: @_";	310	Carp::cluck "error in event callback: @_";
258	};	311	};
259		312
260	#############################################################################	313	#############################################################################
261		314
262	=head2 UTILITY FUNCTIONS	315	=head2 UTILITY FUNCTIONS
…		…
299	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	352	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
300		353
301	sub encode_json($) { $json_coder->encode ($_[0]) }	354	sub encode_json($) { $json_coder->encode ($_[0]) }
302	sub decode_json($) { $json_coder->decode ($_[0]) }	355	sub decode_json($) { $json_coder->decode ($_[0]) }
303		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
304	=item cf::lock_wait $string	371	=item cf::lock_wait $string
305		372
306	Wait until the given lock is available. See cf::lock_acquire.	373	Wait until the given lock is available. See cf::lock_acquire.
307		374
308	=item my $lock = cf::lock_acquire $string	375	=item my $lock = cf::lock_acquire $string
309		376
310	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
311	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,
312	for example when the coroutine gets canceled), the lock is automatically	379	for example when the coroutine gets canceled), the lock is automatically
313	returned.	380	returned.
314		381
315	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
316	deadlocked coro.	383	deadlocked coro.
…		…
322		389
323	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.
324		391
325	=cut	392	=cut
326		393
327	our %LOCK;	394	our $LOCKS = new Coro::SemaphoreSet;
328	our %LOCKER;#d#
329		395
330	sub lock_wait($) {	396	sub lock_wait($) {
331	my ($key) = @_;	397	$LOCKS->wait ($_[0]);
332
333	if ($LOCKER{$key} == $Coro::current) {#d#
334	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
335	return;#d#
336	}#d#
337
338	# wait for lock, if any
339	while ($LOCK{$key}) {
340	push @{ $LOCK{$key} }, $Coro::current;
341	Coro::schedule;
342	}
343	}	398	}
344		399
345	sub lock_acquire($) {	400	sub lock_acquire($) {
346	my ($key) = @_;	401	$LOCKS->guard ($_[0])
347
348	# wait, to be sure we are not locked
349	lock_wait $key;
350
351	$LOCK{$key} = [];
352	$LOCKER{$key} = $Coro::current;#d#
353
354	Coro::guard {
355	delete $LOCKER{$key};#d#
356	# wake up all waiters, to be on the safe side
357	$_->ready for @{ delete $LOCK{$key} };
358	}
359	}	402	}
360		403
361	sub lock_active($) {	404	sub lock_active($) {
362	my ($key) = @_;	405	$LOCKS->count ($_[0]) < 1
363
364	! ! $LOCK{$key}
365	}	406	}
366		407
367	sub freeze_mainloop {	408	sub freeze_mainloop {
368	tick_inhibit_inc;	409	tick_inhibit_inc;
369		410
370	Coro::guard \&tick_inhibit_dec;	411	&Guard::guard (\&tick_inhibit_dec);
371	}	412	}
372		413
373	=item cf::periodic $interval, $cb	414	=item cf::periodic $interval, $cb
374		415
375	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
376	get spread over timer.	417	get spread over time.
377		418
378	=cut	419	=cut
379		420
380	sub periodic($$) {	421	sub periodic($$) {
381	my ($interval, $cb) = @_;	422	my ($interval, $cb) = @_;
…		…
398		439
399	=cut	440	=cut
400		441
401	our @SLOT_QUEUE;	442	our @SLOT_QUEUE;
402	our $SLOT_QUEUE;	443	our $SLOT_QUEUE;
		444	our $SLOT_DECAY = 0.9;
403		445
404	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	446	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
405	$SLOT_QUEUE = Coro::async {	447	$SLOT_QUEUE = Coro::async {
406	$Coro::current->desc ("timeslot manager");	448	$Coro::current->desc ("timeslot manager");
407		449
408	my $signal = new Coro::Signal;	450	my $signal = new Coro::Signal;
		451	my $busy;
409		452
410	while () {	453	while () {
411	next_job:	454	next_job:
		455
412	my $avail = cf::till_tick;	456	my $avail = cf::till_tick;
413	if ($avail > 0.01) {	457
414	for (0 .. $#SLOT_QUEUE) {	458	for (0 .. $#SLOT_QUEUE) {
415	if ($SLOT_QUEUE[$_][0] < $avail) {	459	if ($SLOT_QUEUE[$_][0] <= $avail) {
		460	$busy = 0;
416	my $job = splice @SLOT_QUEUE, $_, 1, ();	461	my $job = splice @SLOT_QUEUE, $_, 1, ();
417	$job->[2]->send;	462	$job->[2]->send;
418	Coro::cede;	463	Coro::cede;
419	goto next_job;	464	goto next_job;
420	}	465	} else {
		466	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
421	}	467	}
422	}	468	}
423		469
424	if (@SLOT_QUEUE) {	470	if (@SLOT_QUEUE) {
425	# 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
426	push @cf::WAIT_FOR_TICK, $signal;	472	push @cf::WAIT_FOR_TICK, $signal;
427	$signal->wait;	473	$signal->wait;
428	} else {	474	} else {
		475	$busy = 0;
429	Coro::schedule;	476	Coro::schedule;
430	}	477	}
431	}	478	}
432	};	479	};
433		480
434	sub get_slot($;$$) {	481	sub get_slot($;$$) {
435	return if tick_inhibit || $Coro::current == $Coro::main;	482	return if tick_inhibit || $Coro::current == $Coro::main;
436		483
437	my ($time, $pri, $name) = @_;	484	my ($time, $pri, $name) = @_;
438		485
439	$time = $TICK * .6 if $time > $TICK * .6;	486	$time = clamp $time, 0.01, $TICK * .6;
		487
440	my $sig = new Coro::Signal;	488	my $sig = new Coro::Signal;
441		489
442	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	490	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
443	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	491	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
444	$SLOT_QUEUE->ready;	492	$SLOT_QUEUE->ready;
…		…
470	=cut	518	=cut
471		519
472	sub sync_job(&) {	520	sub sync_job(&) {
473	my ($job) = @_;	521	my ($job) = @_;
474		522
475	if ($Coro::current == $Coro::main) {	523	if (in_main) {
476	my $time = EV::time;	524	my $time = AE::time;
477		525
478	# this is the main coro, too bad, we have to block	526	# this is the main coro, too bad, we have to block
479	# till the operation succeeds, freezing the server :/	527	# till the operation succeeds, freezing the server :/
480		528
481	LOG llevError, Carp::longmess "sync job";#d#	529	#LOG llevError, Carp::longmess "sync job";#d#
482		530
483	my $freeze_guard = freeze_mainloop;	531	my $freeze_guard = freeze_mainloop;
484		532
485	my $busy = 1;	533	my $busy = 1;
486	my @res;	534	my @res;
487		535
488	(async {	536	(async {
489	$Coro::current->desc ("sync job coro");	537	$Coro::current->desc ("sync job coro");
490	@res = eval { $job->() };	538	@res = eval { $job->() };
491	warn $@ if $@;	539	error $@ if $@;
492	undef $busy;	540	undef $busy;
493	})->prio (Coro::PRIO_MAX);	541	})->prio (Coro::PRIO_MAX);
494		542
495	while ($busy) {	543	while ($busy) {
496	if (Coro::nready) {	544	if (Coro::nready) {
…		…
498	} else {	546	} else {
499	EV::loop EV::LOOP_ONESHOT;	547	EV::loop EV::LOOP_ONESHOT;
500	}	548	}
501	}	549	}
502		550
503	my $time = EV::time - $time;	551	my $time = AE::time - $time;
504		552
505	$TICK_START += $time; # do not account sync jobs to server load	553	$TICK_START += $time; # do not account sync jobs to server load
506		554
507	wantarray ? @res : $res[0]	555	wantarray ? @res : $res[0]
508	} else {	556	} else {
…		…
552	reset_signals;	600	reset_signals;
553	&$cb	601	&$cb
554	}, @args;	602	}, @args;
555		603
556	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	)
557	}	616	}
558		617
559	=item $coin = coin_from_name $name	618	=item $coin = coin_from_name $name
560		619
561	=cut	620	=cut
…		…
598	within each server.	657	within each server.
599		658
600	=cut	659	=cut
601		660
602	sub db_table($) {	661	sub db_table($) {
		662	cf::error "db_get called from main context"
		663	if $Coro::current == $Coro::main;
		664
603	my ($name) = @_;	665	my ($name) = @_;
604	my $db = BDB::db_create $DB_ENV;	666	my $db = BDB::db_create $DB_ENV;
605		667
606	eval {	668	eval {
607	$db->set_flags (BDB::CHKSUM);	669	$db->set_flags (BDB::CHKSUM);
…		…
617	}	679	}
618		680
619	our $DB;	681	our $DB;
620		682
621	sub db_init {	683	sub db_init {
622	cf::sync_job {
623	$DB ||= db_table "db";	684	$DB ||= db_table "db";
624	};
625	}	685	}
626		686
627	sub db_get($$) {	687	sub db_get($$) {
628	my $key = "$_[0]/$_[1]";	688	my $key = "$_[0]/$_[1]";
629		689
630	cf::sync_job {	690	cf::error "db_get called from main context"
		691	if $Coro::current == $Coro::main;
		692
631	BDB::db_get $DB, undef, $key, my $data;	693	BDB::db_get $DB, undef, $key, my $data;
632		694
633	$! ? ()	695	$! ? ()
634	: $data	696	: $data
635	}
636	}	697	}
637		698
638	sub db_put($$$) {	699	sub db_put($$$) {
639	BDB::dbreq_pri 4;	700	BDB::dbreq_pri 4;
640	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	701	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
696		757
697	my $t1 = Time::HiRes::time;	758	my $t1 = Time::HiRes::time;
698	my $data = $process->(\@data);	759	my $data = $process->(\@data);
699	my $t2 = Time::HiRes::time;	760	my $t2 = Time::HiRes::time;
700		761
701	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	762	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
702		763
703	db_put cache => "$id/data", $data;	764	db_put cache => "$id/data", $data;
704	db_put cache => "$id/md5" , $md5;	765	db_put cache => "$id/md5" , $md5;
705	db_put cache => "$id/meta", $meta;	766	db_put cache => "$id/meta", $meta;
706		767
…		…
716		777
717	=cut	778	=cut
718		779
719	sub datalog($@) {	780	sub datalog($@) {
720	my ($type, %kv) = @_;	781	my ($type, %kv) = @_;
721	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	782	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
722	}	783	}
723		784
724	=back	785	=back
725		786
726	=cut	787	=cut
727		788
728	#############################################################################	789	#############################################################################
729		790
730	=head2 ATTACHABLE OBJECTS	791	=head2 ATTACHABLE OBJECTS
731		792
732	Many objects in crossfire are so-called attachable objects. That means you can	793	Many objects in deliantra are so-called attachable objects. That means you can
733	attach callbacks/event handlers (a collection of which is called an "attachment")	794	attach callbacks/event handlers (a collection of which is called an "attachment")
734	to it. All such attachable objects support the following methods.	795	to it. All such attachable objects support the following methods.
735		796
736	In the following description, CLASS can be any of C<global>, C<object>	797	In the following description, CLASS can be any of C<global>, C<object>
737	C<player>, C<client> or C<map> (i.e. the attachable objects in	798	C<player>, C<client> or C<map> (i.e. the attachable objects in
…		…
787	=item cf::CLASS::attachment $name, ...	848	=item cf::CLASS::attachment $name, ...
788		849
789	Register an attachment by C<$name> through which attachable objects of the	850	Register an attachment by C<$name> through which attachable objects of the
790	given CLASS can refer to this attachment.	851	given CLASS can refer to this attachment.
791		852
792	Some classes such as crossfire maps and objects can specify attachments	853	Some classes such as deliantra maps and objects can specify attachments
793	that are attached at load/instantiate time, thus the need for a name.	854	that are attached at load/instantiate time, thus the need for a name.
794		855
795	These calls expect any number of the following handler/hook descriptions:	856	These calls expect any number of the following handler/hook descriptions:
796		857
797	=over 4	858	=over 4
…		…
921		982
922	} elsif (exists $cb_id{$type}) {	983	} elsif (exists $cb_id{$type}) {
923	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	984	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
924		985
925	} elsif (ref $type) {	986	} elsif (ref $type) {
926	warn "attaching objects not supported, ignoring.\n";	987	error "attaching objects not supported, ignoring.\n";
927		988
928	} else {	989	} else {
929	shift @arg;	990	shift @arg;
930	warn "attach argument '$type' not supported, ignoring.\n";	991	error "attach argument '$type' not supported, ignoring.\n";
931	}	992	}
932	}	993	}
933	}	994	}
934		995
935	sub _object_attach {	996	sub _object_attach {
…		…
945	_attach $registry, $klass, @attach;	1006	_attach $registry, $klass, @attach;
946	}	1007	}
947		1008
948	$obj->{$name} = \%arg;	1009	$obj->{$name} = \%arg;
949	} else {	1010	} else {
950	warn "object uses attachment '$name' which is not available, postponing.\n";	1011	info "object uses attachment '$name' which is not available, postponing.\n";
951	}	1012	}
952		1013
953	$obj->{_attachment}{$name} = undef;	1014	$obj->{_attachment}{$name} = undef;
954	}	1015	}
955		1016
…		…
1014		1075
1015	for (@$callbacks) {	1076	for (@$callbacks) {
1016	eval { &{$_->[1]} };	1077	eval { &{$_->[1]} };
1017		1078
1018	if ($@) {	1079	if ($@) {
1019	warn "$@";
1020	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1080	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1021	override;	1081	override;
1022	}	1082	}
1023		1083
1024	return 1 if $override;	1084	return 1 if $override;
1025	}	1085	}
…		…
1088		1148
1089	sub reattach {	1149	sub reattach {
1090	# basically do the same as instantiate, without calling instantiate	1150	# basically do the same as instantiate, without calling instantiate
1091	my ($obj) = @_;	1151	my ($obj) = @_;
1092		1152
		1153	# no longer needed after getting rid of delete_package?
1093	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1154	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1094		1155
1095	my $registry = $obj->registry;	1156	my $registry = $obj->registry;
1096		1157
1097	@$registry = ();	1158	@$registry = ();
1098		1159
…		…
1103	for (@$attach) {	1164	for (@$attach) {
1104	my ($klass, @attach) = @$_;	1165	my ($klass, @attach) = @$_;
1105	_attach $registry, $klass, @attach;	1166	_attach $registry, $klass, @attach;
1106	}	1167	}
1107	} else {	1168	} else {
1108	warn "object uses attachment '$name' that is not available, postponing.\n";	1169	info "object uses attachment '$name' that is not available, postponing.\n";
1109	}	1170	}
1110	}	1171	}
1111	}	1172	}
1112		1173
1113	cf::attachable->attach (	1174	cf::attachable->attach (
…		…
1140	my ($filename, $rdata, $objs) = @_;	1201	my ($filename, $rdata, $objs) = @_;
1141		1202
1142	sync_job {	1203	sync_job {
1143	if (length $$rdata) {	1204	if (length $$rdata) {
1144	utf8::decode (my $decname = $filename);	1205	utf8::decode (my $decname = $filename);
1145	warn sprintf "saving %s (%d,%d)\n",	1206	trace sprintf "saving %s (%d,%d)\n",
1146	$decname, length $$rdata, scalar @$objs;	1207	$decname, length $$rdata, scalar @$objs
		1208	if $VERBOSE_IO;
1147		1209
1148	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1210	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1149	aio_chmod $fh, SAVE_MODE;	1211	aio_chmod $fh, SAVE_MODE;
1150	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1212	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1151	aio_fsync $fh if $cf::USE_FSYNC;	1213	if ($cf::USE_FSYNC) {
		1214	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;
		1215	aio_fsync $fh;
		1216	}
1152	aio_close $fh;	1217	aio_close $fh;
1153		1218
1154	if (@$objs) {	1219	if (@$objs) {
1155	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1220	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1156	aio_chmod $fh, SAVE_MODE;	1221	aio_chmod $fh, SAVE_MODE;
1157	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1222	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1158	aio_write $fh, 0, (length $data), $data, 0;	1223	aio_write $fh, 0, (length $data), $data, 0;
1159	aio_fsync $fh if $cf::USE_FSYNC;	1224	if ($cf::USE_FSYNC) {
		1225	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;
		1226	aio_fsync $fh;
		1227	}
1160	aio_close $fh;	1228	aio_close $fh;
1161	aio_rename "$filename.pst~", "$filename.pst";	1229	aio_rename "$filename.pst~", "$filename.pst";
1162	}	1230	}
1163	} else {	1231	} else {
1164	aio_unlink "$filename.pst";	1232	aio_unlink "$filename.pst";
1165	}	1233	}
1166		1234
1167	aio_rename "$filename~", $filename;	1235	aio_rename "$filename~", $filename;
		1236
		1237	$filename =~ s%/[^/]+$%%;
		1238	aio_pathsync $filename if $cf::USE_FSYNC;
1168	} else {	1239	} else {
1169	warn "FATAL: $filename~: $!\n";	1240	error "unable to save objects: $filename~: $!\n";
1170	}	1241	}
1171	} else {	1242	} else {
1172	aio_unlink $filename;	1243	aio_unlink $filename;
1173	aio_unlink "$filename.pst";	1244	aio_unlink "$filename.pst";
1174	}	1245	}
…		…
1198	my $st = eval { Coro::Storable::thaw $av };	1269	my $st = eval { Coro::Storable::thaw $av };
1199	$av = $st->{objs};	1270	$av = $st->{objs};
1200	}	1271	}
1201		1272
1202	utf8::decode (my $decname = $filename);	1273	utf8::decode (my $decname = $filename);
1203	warn sprintf "loading %s (%d,%d)\n",	1274	trace sprintf "loading %s (%d,%d)\n",
1204	$decname, length $data, scalar @{$av || []};	1275	$decname, length $data, scalar @{$av || []}
		1276	if $VERBOSE_IO;
1205		1277
1206	($data, $av)	1278	($data, $av)
1207	}	1279	}
1208		1280
1209	=head2 COMMAND CALLBACKS	1281	=head2 COMMAND CALLBACKS
…		…
1265	my ($name, $cb) = @_;	1337	my ($name, $cb) = @_;
1266		1338
1267	$EXTICMD{$name} = $cb;	1339	$EXTICMD{$name} = $cb;
1268	}	1340	}
1269		1341
		1342	use File::Glob ();
		1343
1270	cf::player->attach (	1344	cf::player->attach (
1271	on_command => sub {	1345	on_unknown_command => sub {
1272	my ($pl, $name, $params) = @_;	1346	my ($pl, $name, $params) = @_;
1273		1347
1274	my $cb = $COMMAND{$name}	1348	my $cb = $COMMAND{$name}
1275	or return;	1349	or return;
1276		1350
…		…
1299		1373
1300	$pl->ext_reply ($reply, @reply)	1374	$pl->ext_reply ($reply, @reply)
1301	if $reply;	1375	if $reply;
1302		1376
1303	} else {	1377	} else {
1304	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1378	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1305	}	1379	}
1306		1380
1307	cf::override;	1381	cf::override;
1308	},	1382	},
1309	);	1383	);
1310		1384
		1385	# "readahead" all extensions
		1386	sub cache_extensions {
		1387	my $grp = IO::AIO::aio_group;
		1388
		1389	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1390	for (grep /\.ext$/, @{$_[0]}) {
		1391	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1392	}
		1393	};
		1394
		1395	$grp
		1396	}
		1397
1311	sub load_extensions {	1398	sub load_extensions {
		1399	info "loading extensions...";
		1400
1312	cf::sync_job {	1401	cf::sync_job {
1313	my %todo;	1402	my %todo;
1314		1403
1315	for my $path (<$LIBDIR/*.ext>) {	1404	for my $path (<$LIBDIR/*.ext>) {
1316	next unless -r $path;	1405	next unless -r $path;
…		…
1334		1423
1335	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1424	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1336	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1425	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1337		1426
1338	$ext{source} =	1427	$ext{source} =
1339	"package $pkg; use strict; use utf8;\n"	1428	"package $pkg; use common::sense;\n"
1340	. "#line 1 \"$path\"\n{\n"	1429	. "#line 1 \"$path\"\n{\n"
1341	. $source	1430	. $source
1342	. "\n};\n1";	1431	. "\n};\n1";
1343		1432
1344	$todo{$base} = \%ext;	1433	$todo{$base} = \%ext;
1345	}	1434	}
1346		1435
		1436	my $pass = 0;
1347	my %done;	1437	my %done;
1348	while (%todo) {	1438	while (%todo) {
1349	my $progress;	1439	my $progress;
1350		1440
		1441	++$pass;
		1442
		1443	ext:
1351	while (my ($k, $v) = each %todo) {	1444	while (my ($k, $v) = each %todo) {
1352	for (split /,\s*/, $v->{meta}{depends}) {	1445	for (split /,\s*/, $v->{meta}{depends}) {
1353	goto skip	1446	next ext
1354	unless exists $done{$_};	1447	unless exists $done{$_};
1355	}	1448	}
1356		1449
1357	warn "... loading '$k' into '$v->{pkg}'\n";	1450	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1358		1451
1359	unless (eval $v->{source}) {	1452	my $active = eval $v->{source};
		1453
		1454	if (length $@) {
1360	my $msg = $@ ? "$v->{path}: $@\n"	1455	error "$v->{path}: $@\n";
1361	: "$v->{base}: extension inactive.\n";	1456	undef $@; # work around perl 5.10.0 utf-8 caching bug
1362		1457
1363	if (exists $v->{meta}{mandatory}) {
1364	warn $msg;
1365	cf::cleanup "mandatory extension failed to load, exiting.";	1458	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1366	}	1459	if exists $v->{meta}{mandatory};
1367		1460
1368	warn $msg;	1461	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1462	delete $todo{$k};
		1463	} else {
		1464	$done{$k} = delete $todo{$k};
		1465	push @EXTS, $v->{pkg};
		1466	$progress = 1;
		1467
		1468	info "$v->{base}: extension inactive.\n"
		1469	unless $active;
1369	}	1470	}
1370
1371	$done{$k} = delete $todo{$k};
1372	push @EXTS, $v->{pkg};
1373	$progress = 1;
1374	}	1471	}
1375		1472
1376	skip:	1473	unless ($progress) {
1377	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1474	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1378	unless $progress;	1475
		1476	while (my ($k, $v) = each %todo) {
		1477	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1478	if exists $v->{meta}{mandatory};
		1479	}
		1480	}
1379	}	1481	}
1380	};	1482	};
1381	}	1483	}
1382		1484
1383	#############################################################################	1485	#############################################################################
1384		1486
1385	=back	1487	=back
1386		1488
1387	=head2 CORE EXTENSIONS	1489	=head2 CORE EXTENSIONS
1388		1490
1389	Functions and methods that extend core crossfire objects.	1491	Functions and methods that extend core deliantra objects.
1390		1492
1391	=cut	1493	=cut
1392		1494
1393	package cf::player;	1495	package cf::player;
1394		1496
…		…
1437		1539
1438	sub exists($) {	1540	sub exists($) {
1439	my ($login) = @_;	1541	my ($login) = @_;
1440		1542
1441	$cf::PLAYER{$login}	1543	$cf::PLAYER{$login}
1442	or cf::sync_job { !aio_stat path $login }	1544	or !aio_stat path $login
1443	}	1545	}
1444		1546
1445	sub find($) {	1547	sub find($) {
1446	return $cf::PLAYER{$_[0]} || do {	1548	return $cf::PLAYER{$_[0]} || do {
1447	my $login = $_[0];	1549	my $login = $_[0];
…		…
1467	$cf::PLAYER{$login} = $pl	1569	$cf::PLAYER{$login} = $pl
1468	}	1570	}
1469	}	1571	}
1470	}	1572	}
1471		1573
		1574	cf::player->attach (
		1575	on_load => sub {
		1576	my ($pl, $path) = @_;
		1577
		1578	# restore slots saved in save, below
		1579	my $slots = delete $pl->{_slots};
		1580
		1581	$pl->ob->current_weapon ($slots->[0]);
		1582	$pl->combat_ob ($slots->[1]);
		1583	$pl->ranged_ob ($slots->[2]);
		1584	},
		1585	);
		1586
1472	sub save($) {	1587	sub save($) {
1473	my ($pl) = @_;	1588	my ($pl) = @_;
1474		1589
1475	return if $pl->{deny_save};	1590	return if $pl->{deny_save};
1476		1591
…		…
1481		1596
1482	aio_mkdir playerdir $pl, 0770;	1597	aio_mkdir playerdir $pl, 0770;
1483	$pl->{last_save} = $cf::RUNTIME;	1598	$pl->{last_save} = $cf::RUNTIME;
1484		1599
1485	cf::get_slot 0.01;	1600	cf::get_slot 0.01;
		1601
		1602	# save slots, to be restored later
		1603	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1486		1604
1487	$pl->save_pl ($path);	1605	$pl->save_pl ($path);
1488	cf::cede_to_tick;	1606	cf::cede_to_tick;
1489	}	1607	}
1490		1608
…		…
1522	my ($pl) = @_;	1640	my ($pl) = @_;
1523		1641
1524	my $name = $pl->ob->name;	1642	my $name = $pl->ob->name;
1525		1643
1526	$pl->{deny_save} = 1;	1644	$pl->{deny_save} = 1;
1527	$pl->password ("*"); # this should lock out the player until we nuked the dir	1645	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1528		1646
1529	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1647	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1530	$pl->deactivate;	1648	$pl->deactivate;
1531	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;	1649	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1532	$pl->ob->check_score;
1533	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1650	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1534	$pl->ns->destroy if $pl->ns;	1651	$pl->ns->destroy if $pl->ns;
1535		1652
1536	my $path = playerdir $pl;	1653	my $path = playerdir $pl;
1537	my $temp = "$path~$cf::RUNTIME~deleting~";	1654	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1592	\@logins	1709	\@logins
1593	}	1710	}
1594		1711
1595	=item $player->maps	1712	=item $player->maps
1596		1713
		1714	=item cf::player::maps $login
		1715
1597	Returns an arrayref of map paths that are private for this	1716	Returns an arrayref of map paths that are private for this
1598	player. May block.	1717	player. May block.
1599		1718
1600	=cut	1719	=cut
1601		1720
…		…
1618	}	1737	}
1619		1738
1620	\@paths	1739	\@paths
1621	}	1740	}
1622		1741
1623	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1742	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1624		1743
1625	Expand crossfire pod fragments into protocol xml.	1744	Expand deliantra pod fragments into protocol xml.
1626
1627	=cut
1628
1629	use re 'eval';
1630
1631	my $group;
1632	my $interior; $interior = qr{
1633	# match a pod interior sequence sans C<< >>
1634	(?:
1635	\ (.*?)\ (?{ $group = $^N })
1636	| < (??{$interior}) >
1637	)
1638	}x;
1639
1640	sub expand_cfpod {
1641	my ($self, $pod) = @_;
1642
1643	my $xml;
1644
1645	while () {
1646	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1647	$group = $1;
1648
1649	$group =~ s/&/&amp;/g;
1650	$group =~ s/</&lt;/g;
1651
1652	$xml .= $group;
1653	} elsif ($pod =~ m%\G
1654	([BCGHITU])
1655	<
1656	(?:
1657	([^<>]*) (?{ $group = $^N })
1658	| < $interior >
1659	)
1660	>
1661	%gcsx
1662	) {
1663	my ($code, $data) = ($1, $group);
1664
1665	if ($code eq "B") {
1666	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1667	} elsif ($code eq "I") {
1668	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1669	} elsif ($code eq "U") {
1670	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1671	} elsif ($code eq "C") {
1672	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1673	} elsif ($code eq "T") {
1674	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1675	} elsif ($code eq "G") {
1676	my ($male, $female) = split /\|/, $data;
1677	$data = $self->gender ? $female : $male;
1678	$xml .= expand_cfpod ($self, $data);
1679	} elsif ($code eq "H") {
1680	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1681	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1682	"")
1683	[$self->{hintmode}];
1684	} else {
1685	$xml .= "error processing '$code($data)' directive";
1686	}
1687	} else {
1688	if ($pod =~ /\G(.+)/) {
1689	warn "parse error while expanding $pod (at $1)";
1690	}
1691	last;
1692	}
1693	}
1694
1695	for ($xml) {
1696	# create single paragraphs (very hackish)
1697	s/(?<=\S)\n(?=\w)/ /g;
1698
1699	# compress some whitespace
1700	s/\s+\n/\n/g; # ws line-ends
1701	s/\n\n+/\n/g; # double lines
1702	s/^\n+//; # beginning lines
1703	s/\n+$//; # ending lines
1704	}
1705
1706	$xml
1707	}
1708
1709	no re 'eval';
1710
1711	sub hintmode {
1712	$_[0]{hintmode} = $_[1] if @_ > 1;
1713	$_[0]{hintmode}
1714	}
1715		1745
1716	=item $player->ext_reply ($msgid, @msg)	1746	=item $player->ext_reply ($msgid, @msg)
1717		1747
1718	Sends an ext reply to the player.	1748	Sends an ext reply to the player.
1719		1749
…		…
1751		1781
1752	=cut	1782	=cut
1753		1783
1754	sub find_by_path($) {	1784	sub find_by_path($) {
1755	my ($path) = @_;	1785	my ($path) = @_;
		1786
		1787	$path =~ s/^~[^\/]*//; # skip ~login
1756		1788
1757	my ($match, $specificity);	1789	my ($match, $specificity);
1758		1790
1759	for my $region (list) {	1791	for my $region (list) {
1760	if ($region->{match} && $path =~ $region->{match}) {	1792	if ($region->{match} && $path =~ $region->{match}) {
…		…
1792	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	1824	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1793		1825
1794	# mit "rum" bekleckern, nicht	1826	# mit "rum" bekleckern, nicht
1795	$self->_create_random_map (	1827	$self->_create_random_map (
1796	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1828	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1797	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1829	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1798	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1830	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1799	$rmp->{exit_on_final_map},	1831	$rmp->{exit_on_final_map},
1800	$rmp->{xsize}, $rmp->{ysize},	1832	$rmp->{xsize}, $rmp->{ysize},
1801	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1833	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1802	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1834	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1817		1849
1818	sub register {	1850	sub register {
1819	my (undef, $regex, $prio) = @_;	1851	my (undef, $regex, $prio) = @_;
1820	my $pkg = caller;	1852	my $pkg = caller;
1821		1853
1822	no strict;
1823	push @{"$pkg\::ISA"}, __PACKAGE__;	1854	push @{"$pkg\::ISA"}, __PACKAGE__;
1824		1855
1825	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1856	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1826	}	1857	}
1827		1858
1828	# also paths starting with '/'	1859	# also paths starting with '/'
1829	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1860	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1830		1861
1831	sub thawer_merge {	1862	sub thawer_merge {
1832	my ($self, $merge) = @_;	1863	my ($self, $merge) = @_;
1833		1864
1834	# we have to keep some variables in memory intact	1865	# we have to keep some variables in memory intact
…		…
1932		1963
1933	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	1964	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1934	"$UNIQUEDIR/$path"	1965	"$UNIQUEDIR/$path"
1935	}	1966	}
1936		1967
1937	# and all this just because we cannot iterate over
1938	# all maps in C++...
1939	sub change_all_map_light {
1940	my ($change) = @_;
1941
1942	$_->change_map_light ($change)
1943	for grep $_->outdoor, values %cf::MAP;
1944	}
1945
1946	sub decay_objects {	1968	sub decay_objects {
1947	my ($self) = @_;	1969	my ($self) = @_;
1948		1970
1949	return if $self->{deny_reset};	1971	return if $self->{deny_reset};
1950		1972
…		…
2032	sub find {	2054	sub find {
2033	my ($path, $origin) = @_;	2055	my ($path, $origin) = @_;
2034		2056
2035	$path = normalise $path, $origin && $origin->path;	2057	$path = normalise $path, $origin && $origin->path;
2036		2058
2037	cf::lock_wait "map_data:$path";#d#remove	2059	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
2038	cf::lock_wait "map_find:$path";	2060	my $guard2 = cf::lock_acquire "map_find:$path";
2039		2061
2040	$cf::MAP{$path} || do {	2062	$cf::MAP{$path} || do {
2041	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
2042	my $guard2 = cf::lock_acquire "map_find:$path";
2043
2044	my $map = new_from_path cf::map $path	2063	my $map = new_from_path cf::map $path
2045	or return;	2064	or return;
2046		2065
2047	$map->{last_save} = $cf::RUNTIME;	2066	$map->{last_save} = $cf::RUNTIME;
2048		2067
…		…
2060		2079
2061	$cf::MAP{$path} = $map	2080	$cf::MAP{$path} = $map
2062	}	2081	}
2063	}	2082	}
2064		2083
2065	sub pre_load { }	2084	sub pre_load { }
2066	sub post_load { }	2085	#sub post_load { } # XS
2067		2086
2068	sub load {	2087	sub load {
2069	my ($self) = @_;	2088	my ($self) = @_;
2070		2089
2071	local $self->{deny_reset} = 1; # loading can take a long time	2090	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2088	my $f = new_from_file cf::object::thawer $self->{load_path};	2107	my $f = new_from_file cf::object::thawer $self->{load_path};
2089	$f->skip_block;	2108	$f->skip_block;
2090	$self->_load_objects ($f)	2109	$self->_load_objects ($f)
2091	or return;	2110	or return;
2092		2111
2093	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2112	$self->post_load_original
2094	if delete $self->{load_original};	2113	if delete $self->{load_original};
2095		2114
2096	if (my $uniq = $self->uniq_path) {	2115	if (my $uniq = $self->uniq_path) {
2097	utf8::encode $uniq;	2116	utf8::encode $uniq;
2098	unless (aio_stat $uniq) {	2117	unless (aio_stat $uniq) {
…		…
2116	unless ($self->{deny_activate}) {	2135	unless ($self->{deny_activate}) {
2117	$self->decay_objects;	2136	$self->decay_objects;
2118	$self->fix_auto_apply;	2137	$self->fix_auto_apply;
2119	$self->update_buttons;	2138	$self->update_buttons;
2120	cf::cede_to_tick;	2139	cf::cede_to_tick;
2121	$self->set_darkness_map;
2122	cf::cede_to_tick;
2123	$self->activate;	2140	$self->activate;
2124	}	2141	}
2125		2142
2126	$self->{last_save} = $cf::RUNTIME;	2143	$self->{last_save} = $cf::RUNTIME;
2127	$self->last_access ($cf::RUNTIME);	2144	$self->last_access ($cf::RUNTIME);
…		…
2130	}	2147	}
2131		2148
2132	$self->post_load;	2149	$self->post_load;
2133	}	2150	}
2134		2151
		2152	# customize the map for a given player, i.e.
		2153	# return the _real_ map. used by e.g. per-player
		2154	# maps to change the path to ~playername/mappath
2135	sub customise_for {	2155	sub customise_for {
2136	my ($self, $ob) = @_;	2156	my ($self, $ob) = @_;
2137		2157
2138	return find "~" . $ob->name . "/" . $self->{path}	2158	return find "~" . $ob->name . "/" . $self->{path}
2139	if $self->per_player;	2159	if $self->per_player;
…		…
2155	or next;	2175	or next;
2156	$neigh = find $neigh, $map	2176	$neigh = find $neigh, $map
2157	or next;	2177	or next;
2158	$neigh->load;	2178	$neigh->load;
2159		2179
		2180	# now find the diagonal neighbours
2160	push @neigh,	2181	push @neigh,
2161	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2182	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2162	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2183	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2163	}	2184	}
2164		2185
…		…
2171	}	2192	}
2172		2193
2173	sub find_sync {	2194	sub find_sync {
2174	my ($path, $origin) = @_;	2195	my ($path, $origin) = @_;
2175		2196
2176	cf::sync_job { find $path, $origin }	2197	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2198	if $Coro::current == $Coro::main;
		2199
		2200	find $path, $origin
2177	}	2201	}
2178		2202
2179	sub do_load_sync {	2203	sub do_load_sync {
2180	my ($map) = @_;	2204	my ($map) = @_;
2181		2205
2182	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2206	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2183	if $Coro::current == $Coro::main;	2207	if $Coro::current == $Coro::main;
2184		2208
2185	cf::sync_job { $map->load };	2209	$map->load;
2186	}	2210	}
2187		2211
2188	our %MAP_PREFETCH;	2212	our %MAP_PREFETCH;
2189	our $MAP_PREFETCHER = undef;	2213	our $MAP_PREFETCHER = undef;
2190		2214
…		…
2216	$MAP_PREFETCHER->prio (6);	2240	$MAP_PREFETCHER->prio (6);
2217		2241
2218	()	2242	()
2219	}	2243	}
2220		2244
		2245	# common code, used by both ->save and ->swapout
2221	sub save {	2246	sub _save {
2222	my ($self) = @_;	2247	my ($self) = @_;
2223
2224	my $lock = cf::lock_acquire "map_data:$self->{path}";
2225		2248
2226	$self->{last_save} = $cf::RUNTIME;	2249	$self->{last_save} = $cf::RUNTIME;
2227		2250
2228	return unless $self->dirty;	2251	return unless $self->dirty;
2229		2252
…		…
2249	} else {	2272	} else {
2250	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2273	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2251	}	2274	}
2252	}	2275	}
2253		2276
		2277	sub save {
		2278	my ($self) = @_;
		2279
		2280	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2281
		2282	$self->_save;
		2283	}
		2284
2254	sub swap_out {	2285	sub swap_out {
2255	my ($self) = @_;	2286	my ($self) = @_;
2256		2287
2257	# save first because save cedes
2258	$self->save;
2259
2260	my $lock = cf::lock_acquire "map_data:$self->{path}";	2288	my $lock = cf::lock_acquire "map_data:$self->{path}";
2261		2289
2262	return if $self->players;
2263	return if $self->in_memory != cf::MAP_ACTIVE;	2290	return if $self->in_memory != cf::MAP_ACTIVE;
2264	return if $self->{deny_save};	2291	return if $self->{deny_save};
		2292	return if $self->players;
2265		2293
		2294	# first deactivate the map and "unlink" it from the core
		2295	$self->deactivate;
		2296	$_->clear_links_to ($self) for values %cf::MAP;
2266	$self->in_memory (cf::MAP_SWAPPED);	2297	$self->in_memory (cf::MAP_SWAPPED);
		2298
		2299	# then atomically save
		2300	$self->_save;
		2301
		2302	# then free the map
		2303	$self->clear;
		2304	}
		2305
		2306	sub reset_at {
		2307	my ($self) = @_;
		2308
		2309	# TODO: safety, remove and allow resettable per-player maps
		2310	return 1e99 if $self->{deny_reset};
		2311
		2312	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2313	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2314
		2315	$time + $to
		2316	}
		2317
		2318	sub should_reset {
		2319	my ($self) = @_;
		2320
		2321	$self->reset_at <= $cf::RUNTIME
		2322	}
		2323
		2324	sub reset {
		2325	my ($self) = @_;
		2326
		2327	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2328
		2329	return if $self->players;
		2330
		2331	cf::trace "resetting map ", $self->path, "\n";
		2332
		2333	$self->in_memory (cf::MAP_SWAPPED);
		2334
		2335	# need to save uniques path
		2336	unless ($self->{deny_save}) {
		2337	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2338
		2339	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2340	if $uniq;
		2341	}
		2342
		2343	delete $cf::MAP{$self->path};
2267		2344
2268	$self->deactivate;	2345	$self->deactivate;
2269	$_->clear_links_to ($self) for values %cf::MAP;	2346	$_->clear_links_to ($self) for values %cf::MAP;
2270	$self->clear;	2347	$self->clear;
2271	}
2272
2273	sub reset_at {
2274	my ($self) = @_;
2275
2276	# TODO: safety, remove and allow resettable per-player maps
2277	return 1e99 if $self->{deny_reset};
2278
2279	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2280	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2281
2282	$time + $to
2283	}
2284
2285	sub should_reset {
2286	my ($self) = @_;
2287
2288	$self->reset_at <= $cf::RUNTIME
2289	}
2290
2291	sub reset {
2292	my ($self) = @_;
2293
2294	my $lock = cf::lock_acquire "map_data:$self->{path}";
2295
2296	return if $self->players;
2297
2298	warn "resetting map ", $self->path;
2299
2300	$self->in_memory (cf::MAP_SWAPPED);
2301
2302	# need to save uniques path
2303	unless ($self->{deny_save}) {
2304	my $uniq = $self->uniq_path; utf8::encode $uniq;
2305
2306	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2307	if $uniq;
2308	}
2309
2310	delete $cf::MAP{$self->path};
2311
2312	$self->deactivate;
2313	$_->clear_links_to ($self) for values %cf::MAP;
2314	$self->clear;
2315		2348
2316	$self->unlink_save;	2349	$self->unlink_save;
2317	$self->destroy;	2350	$self->destroy;
2318	}	2351	}
2319		2352
…		…
2327		2360
2328	delete $cf::MAP{$self->path};	2361	delete $cf::MAP{$self->path};
2329		2362
2330	$self->unlink_save;	2363	$self->unlink_save;
2331		2364
2332	bless $self, "cf::map";	2365	bless $self, "cf::map::wrap";
2333	delete $self->{deny_reset};	2366	delete $self->{deny_reset};
2334	$self->{deny_save} = 1;	2367	$self->{deny_save} = 1;
2335	$self->reset_timeout (1);	2368	$self->reset_timeout (1);
2336	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2369	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2337		2370
…		…
2394	: normalise $_	2427	: normalise $_
2395	} @{ aio_readdir $UNIQUEDIR or [] }	2428	} @{ aio_readdir $UNIQUEDIR or [] }
2396	]	2429	]
2397	}	2430	}
2398		2431
		2432	=item cf::map::static_maps
		2433
		2434	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2435	file in the shared directory excluding F</styles> and F</editor>). May
		2436	block.
		2437
		2438	=cut
		2439
		2440	sub static_maps() {
		2441	my @dirs = "";
		2442	my @maps;
		2443
		2444	while (@dirs) {
		2445	my $dir = shift @dirs;
		2446
		2447	next if $dir eq "/styles" || $dir eq "/editor";
		2448
		2449	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2450	or return;
		2451
		2452	for (@$files) {
		2453	s/\.map$// or next;
		2454	utf8::decode $_;
		2455	push @maps, "$dir/$_";
		2456	}
		2457
		2458	push @dirs, map "$dir/$_", @$dirs;
		2459	}
		2460
		2461	\@maps
		2462	}
		2463
2399	=back	2464	=back
2400		2465
2401	=head3 cf::object	2466	=head3 cf::object
2402		2467
2403	=cut	2468	=cut
…		…
2468		2533
2469	our $SAY_CHANNEL = {	2534	our $SAY_CHANNEL = {
2470	id => "say",	2535	id => "say",
2471	title => "Map",	2536	title => "Map",
2472	reply => "say ",	2537	reply => "say ",
2473	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",	2538	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2474	};	2539	};
2475		2540
2476	our $CHAT_CHANNEL = {	2541	our $CHAT_CHANNEL = {
2477	id => "chat",	2542	id => "chat",
2478	title => "Chat",	2543	title => "Chat",
…		…
2533		2598
2534	=item $player_object->enter_link	2599	=item $player_object->enter_link
2535		2600
2536	Freezes the player and moves him/her to a special map (C<{link}>).	2601	Freezes the player and moves him/her to a special map (C<{link}>).
2537		2602
2538	The player should be reasonably safe there for short amounts of time. You	2603	The player should be reasonably safe there for short amounts of time (e.g.
2539	I<MUST> call C<leave_link> as soon as possible, though.	2604	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2605	though, as the player cannot control the character while it is on the link
		2606	map.
2540		2607
2541	Will never block.	2608	Will never block.
2542		2609
2543	=item $player_object->leave_link ($map, $x, $y)	2610	=item $player_object->leave_link ($map, $x, $y)
2544		2611
…		…
2564	sub cf::object::player::enter_link {	2631	sub cf::object::player::enter_link {
2565	my ($self) = @_;	2632	my ($self) = @_;
2566		2633
2567	$self->deactivate_recursive;	2634	$self->deactivate_recursive;
2568		2635
		2636	++$self->{_link_recursion};
		2637
2569	return if UNIVERSAL::isa $self->map, "ext::map_link";	2638	return if UNIVERSAL::isa $self->map, "ext::map_link";
2570		2639
2571	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2640	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2572	if $self->map && $self->map->{path} ne "{link}";	2641	if $self->map && $self->map->{path} ne "{link}";
2573		2642
2574	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2643	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2575	}	2644	}
2576		2645
2577	sub cf::object::player::leave_link {	2646	sub cf::object::player::leave_link {
2578	my ($self, $map, $x, $y) = @_;	2647	my ($self, $map, $x, $y) = @_;
2579		2648
…		…
2596	($x, $y) = (-1, -1)	2665	($x, $y) = (-1, -1)
2597	unless (defined $x) && (defined $y);	2666	unless (defined $x) && (defined $y);
2598		2667
2599	# use -1 or undef as default coordinates, not 0, 0	2668	# use -1 or undef as default coordinates, not 0, 0
2600	($x, $y) = ($map->enter_x, $map->enter_y)	2669	($x, $y) = ($map->enter_x, $map->enter_y)
2601	if $x <=0 && $y <= 0;	2670	if $x <= 0 && $y <= 0;
2602		2671
2603	$map->load;	2672	$map->load;
2604	$map->load_neighbours;	2673	$map->load_neighbours;
2605		2674
2606	return unless $self->contr->active;	2675	return unless $self->contr->active;
2607	$self->activate_recursive;
2608		2676
2609	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2677	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2610	$self->enter_map ($map, $x, $y);	2678	if ($self->enter_map ($map, $x, $y)) {
2611	}	2679	# entering was successful
		2680	delete $self->{_link_recursion};
		2681	# only activate afterwards, to support waiting in hooks
		2682	$self->activate_recursive;
		2683	}
2612		2684
		2685	}
		2686
2613	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2687	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2614		2688
2615	Moves the player to the given map-path and coordinates by first freezing	2689	Moves the player to the given map-path and coordinates by first freezing
2616	her, loading and preparing them map, calling the provided $check callback	2690	her, loading and preparing them map, calling the provided $check callback
2617	that has to return the map if sucecssful, and then unfreezes the player on	2691	that has to return the map if sucecssful, and then unfreezes the player on
2618	the new (success) or old (failed) map position. In either case, $done will	2692	the new (success) or old (failed) map position. In either case, $done will
2619	be called at the end of this process.	2693	be called at the end of this process.
2620		2694
		2695	Note that $check will be called with a potentially non-loaded map, so if
		2696	it needs a loaded map it has to call C<< ->load >>.
		2697
2621	=cut	2698	=cut
2622		2699
2623	our $GOTOGEN;	2700	our $GOTOGEN;
2624		2701
2625	sub cf::object::player::goto {	2702	sub cf::object::player::goto {
2626	my ($self, $path, $x, $y, $check, $done) = @_;	2703	my ($self, $path, $x, $y, $check, $done) = @_;
		2704
		2705	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2706	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2707	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2708	($path, $x, $y) = @$EMERGENCY_POSITION;
		2709	}
2627		2710
2628	# do generation counting so two concurrent goto's will be executed in-order	2711	# do generation counting so two concurrent goto's will be executed in-order
2629	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2712	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2630		2713
2631	$self->enter_link;	2714	$self->enter_link;
…		…
2655	my $map = eval {	2738	my $map = eval {
2656	my $map = defined $path ? cf::map::find $path : undef;	2739	my $map = defined $path ? cf::map::find $path : undef;
2657		2740
2658	if ($map) {	2741	if ($map) {
2659	$map = $map->customise_for ($self);	2742	$map = $map->customise_for ($self);
2660	$map = $check->($map) if $check && $map;	2743	$map = $check->($map, $x, $y, $self) if $check && $map;
2661	} else {	2744	} else {
2662	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2745	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2663	}	2746	}
2664		2747
2665	$map	2748	$map
…		…
2673	if ($gen == $self->{_goto_generation}) {	2756	if ($gen == $self->{_goto_generation}) {
2674	delete $self->{_goto_generation};	2757	delete $self->{_goto_generation};
2675	$self->leave_link ($map, $x, $y);	2758	$self->leave_link ($map, $x, $y);
2676	}	2759	}
2677		2760
2678	$done->() if $done;	2761	$done->($self) if $done;
2679	})->prio (1);	2762	})->prio (1);
2680	}	2763	}
2681		2764
2682	=item $player_object->enter_exit ($exit_object)	2765	=item $player_object->enter_exit ($exit_object)
2683		2766
…		…
2771	$self->contr->savebed ($map, $x, $y)	2854	$self->contr->savebed ($map, $x, $y)
2772	if $exit->flag (cf::FLAG_DAMNED);	2855	if $exit->flag (cf::FLAG_DAMNED);
2773		2856
2774	1	2857	1
2775	}) {	2858	}) {
2776	$self->message ("Something went wrong deep within the crossfire server. "	2859	$self->message ("Something went wrong deep within the deliantra server. "
2777	. "I'll try to bring you back to the map you were before. "	2860	. "I'll try to bring you back to the map you were before. "
2778	. "Please report this to the dungeon master!",	2861	. "Please report this to the dungeon master!",
2779	cf::NDI_UNIQUE | cf::NDI_RED);	2862	cf::NDI_UNIQUE | cf::NDI_RED);
2780		2863
2781	warn "ERROR in enter_exit: $@";	2864	error "ERROR in enter_exit: $@";
2782	$self->leave_link;	2865	$self->leave_link;
2783	}	2866	}
2784	})->prio (1);	2867	})->prio (1);
2785	}	2868	}
2786		2869
…		…
2798	sub cf::client::send_drawinfo {	2881	sub cf::client::send_drawinfo {
2799	my ($self, $text, $flags) = @_;	2882	my ($self, $text, $flags) = @_;
2800		2883
2801	utf8::encode $text;	2884	utf8::encode $text;
2802	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2885	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2886	}
		2887
		2888	=item $client->send_big_packet ($pkt)
		2889
		2890	Like C<send_packet>, but tries to compress large packets, and fragments
		2891	them as required.
		2892
		2893	=cut
		2894
		2895	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2896
		2897	sub cf::client::send_big_packet {
		2898	my ($self, $pkt) = @_;
		2899
		2900	# try lzf for large packets
		2901	$pkt = "lzf " . Compress::LZF::compress $pkt
		2902	if 1024 <= length $pkt and $self->{can_lzf};
		2903
		2904	# split very large packets
		2905	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2906	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2907	$pkt = "frag";
		2908	}
		2909
		2910	$self->send_packet ($pkt);
2803	}	2911	}
2804		2912
2805	=item $client->send_msg ($channel, $msg, $color, [extra...])	2913	=item $client->send_msg ($channel, $msg, $color, [extra...])
2806		2914
2807	Send a drawinfo or msg packet to the client, formatting the msg for the	2915	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2811		2919
2812	=cut	2920	=cut
2813		2921
2814	# non-persistent channels (usually the info channel)	2922	# non-persistent channels (usually the info channel)
2815	our %CHANNEL = (	2923	our %CHANNEL = (
		2924	"c/motd" => {
		2925	id => "infobox",
		2926	title => "MOTD",
		2927	reply => undef,
		2928	tooltip => "The message of the day",
		2929	},
2816	"c/identify" => {	2930	"c/identify" => {
2817	id => "infobox",	2931	id => "infobox",
2818	title => "Identify",	2932	title => "Identify",
2819	reply => undef,	2933	reply => undef,
2820	tooltip => "Items recently identified",	2934	tooltip => "Items recently identified",
…		…
2822	"c/examine" => {	2936	"c/examine" => {
2823	id => "infobox",	2937	id => "infobox",
2824	title => "Examine",	2938	title => "Examine",
2825	reply => undef,	2939	reply => undef,
2826	tooltip => "Signs and other items you examined",	2940	tooltip => "Signs and other items you examined",
		2941	},
		2942	"c/shopinfo" => {
		2943	id => "infobox",
		2944	title => "Shop Info",
		2945	reply => undef,
		2946	tooltip => "What your bargaining skill tells you about the shop",
2827	},	2947	},
2828	"c/book" => {	2948	"c/book" => {
2829	id => "infobox",	2949	id => "infobox",
2830	title => "Book",	2950	title => "Book",
2831	reply => undef,	2951	reply => undef,
…		…
2847	id => "infobox",	2967	id => "infobox",
2848	title => "Body Parts",	2968	title => "Body Parts",
2849	reply => undef,	2969	reply => undef,
2850	tooltip => "Shows which body parts you posess and are available",	2970	tooltip => "Shows which body parts you posess and are available",
2851	},	2971	},
		2972	"c/statistics" => {
		2973	id => "infobox",
		2974	title => "Statistics",
		2975	reply => undef,
		2976	tooltip => "Shows your primary statistics",
		2977	},
		2978	"c/skills" => {
		2979	id => "infobox",
		2980	title => "Skills",
		2981	reply => undef,
		2982	tooltip => "Shows your experience per skill and item power",
		2983	},
		2984	"c/shopitems" => {
		2985	id => "infobox",
		2986	title => "Shop Items",
		2987	reply => undef,
		2988	tooltip => "Shows the items currently for sale in this shop",
		2989	},
		2990	"c/resistances" => {
		2991	id => "infobox",
		2992	title => "Resistances",
		2993	reply => undef,
		2994	tooltip => "Shows your resistances",
		2995	},
		2996	"c/pets" => {
		2997	id => "infobox",
		2998	title => "Pets",
		2999	reply => undef,
		3000	tooltip => "Shows information abotu your pets/a specific pet",
		3001	},
		3002	"c/perceiveself" => {
		3003	id => "infobox",
		3004	title => "Perceive Self",
		3005	reply => undef,
		3006	tooltip => "You gained detailed knowledge about yourself",
		3007	},
2852	"c/uptime" => {	3008	"c/uptime" => {
2853	id => "infobox",	3009	id => "infobox",
2854	title => "Uptime",	3010	title => "Uptime",
2855	reply => undef,	3011	reply => undef,
2856	tooltip => "How long the server has been running since last restart",	3012	tooltip => "How long the server has been running since last restart",
…		…
2865	id => "party",	3021	id => "party",
2866	title => "Party",	3022	title => "Party",
2867	reply => "gsay ",	3023	reply => "gsay ",
2868	tooltip => "Messages and chat related to your party",	3024	tooltip => "Messages and chat related to your party",
2869	},	3025	},
		3026	"c/death" => {
		3027	id => "death",
		3028	title => "Death",
		3029	reply => undef,
		3030	tooltip => "Reason for and more info about your most recent death",
		3031	},
		3032	"c/say" => $SAY_CHANNEL,
		3033	"c/chat" => $CHAT_CHANNEL,
2870	);	3034	);
2871		3035
2872	sub cf::client::send_msg {	3036	sub cf::client::send_msg {
2873	my ($self, $channel, $msg, $color, @extra) = @_;	3037	my ($self, $channel, $msg, $color, @extra) = @_;
2874		3038
2875	$msg = $self->pl->expand_cfpod ($msg);	3039	$msg = $self->pl->expand_cfpod ($msg)
		3040	unless $color & cf::NDI_VERBATIM;
2876		3041
2877	$color &= cf::NDI_CLIENT_MASK; # just in case...	3042	$color &= cf::NDI_CLIENT_MASK; # just in case...
2878		3043
2879	# check predefined channels, for the benefit of C	3044	# check predefined channels, for the benefit of C
2880	if ($CHANNEL{$channel}) {	3045	if ($CHANNEL{$channel}) {
2881	$channel = $CHANNEL{$channel};	3046	$channel = $CHANNEL{$channel};
2882		3047
2883	$self->ext_msg (channel_info => $channel)	3048	$self->ext_msg (channel_info => $channel);
2884	if $self->can_msg;
2885
2886	$channel = $channel->{id};	3049	$channel = $channel->{id};
2887		3050
2888	} elsif (ref $channel) {	3051	} elsif (ref $channel) {
2889	# send meta info to client, if not yet sent	3052	# send meta info to client, if not yet sent
2890	unless (exists $self->{channel}{$channel->{id}}) {	3053	unless (exists $self->{channel}{$channel->{id}}) {
2891	$self->{channel}{$channel->{id}} = $channel;	3054	$self->{channel}{$channel->{id}} = $channel;
2892	$self->ext_msg (channel_info => $channel)	3055	$self->ext_msg (channel_info => $channel);
2893	if $self->can_msg;
2894	}	3056	}
2895		3057
2896	$channel = $channel->{id};	3058	$channel = $channel->{id};
2897	}	3059	}
2898		3060
2899	return unless @extra || length $msg;	3061	return unless @extra || length $msg;
2900		3062
2901	if ($self->can_msg) {
2902	# default colour, mask it out	3063	# default colour, mask it out
2903	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3064	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2904	if $color & cf::NDI_DEF;	3065	if $color & cf::NDI_DEF;
2905		3066
2906	$self->send_packet ("msg " . $self->{json_coder}->encode (	3067	my $pkt = "msg "
		3068	. $self->{json_coder}->encode (
2907	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3069	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2908	} else {	3070	);
2909	if ($color >= 0) {
2910	# replace some tags by gcfclient-compatible ones
2911	for ($msg) {
2912	1 while
2913	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2914	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2915	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2916	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2917	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2918	}
2919		3071
2920	$color &= cf::NDI_COLOR_MASK;	3072	$self->send_big_packet ($pkt);
2921
2922	utf8::encode $msg;
2923
2924	if (0 && $msg =~ /\[/) {
2925	# COMMAND/INFO
2926	$self->send_packet ("drawextinfo $color 10 8 $msg")
2927	} else {
2928	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2929	$self->send_packet ("drawinfo $color $msg")
2930	}
2931	}
2932	}
2933	}	3073	}
2934		3074
2935	=item $client->ext_msg ($type, @msg)	3075	=item $client->ext_msg ($type, @msg)
2936		3076
2937	Sends an ext event to the client.	3077	Sends an ext event to the client.
…		…
2940		3080
2941	sub cf::client::ext_msg($$@) {	3081	sub cf::client::ext_msg($$@) {
2942	my ($self, $type, @msg) = @_;	3082	my ($self, $type, @msg) = @_;
2943		3083
2944	if ($self->extcmd == 2) {	3084	if ($self->extcmd == 2) {
2945	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3085	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2946	} elsif ($self->extcmd == 1) { # TODO: remove	3086	} elsif ($self->extcmd == 1) { # TODO: remove
2947	push @msg, msgtype => "event_$type";	3087	push @msg, msgtype => "event_$type";
2948	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3088	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2949	}	3089	}
2950	}	3090	}
2951		3091
2952	=item $client->ext_reply ($msgid, @msg)	3092	=item $client->ext_reply ($msgid, @msg)
2953		3093
…		…
2957		3097
2958	sub cf::client::ext_reply($$@) {	3098	sub cf::client::ext_reply($$@) {
2959	my ($self, $id, @msg) = @_;	3099	my ($self, $id, @msg) = @_;
2960		3100
2961	if ($self->extcmd == 2) {	3101	if ($self->extcmd == 2) {
2962	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3102	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2963	} elsif ($self->extcmd == 1) {	3103	} elsif ($self->extcmd == 1) {
2964	#TODO: version 1, remove	3104	#TODO: version 1, remove
2965	unshift @msg, msgtype => "reply", msgid => $id;	3105	unshift @msg, msgtype => "reply", msgid => $id;
2966	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3106	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2967	}	3107	}
2968	}	3108	}
2969		3109
2970	=item $success = $client->query ($flags, "text", \&cb)	3110	=item $success = $client->query ($flags, "text", \&cb)
2971		3111
…		…
3042		3182
3043	$ns->ext_reply ($reply, @reply)	3183	$ns->ext_reply ($reply, @reply)
3044	if $reply;	3184	if $reply;
3045		3185
3046	} else {	3186	} else {
3047	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3187	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3048	}	3188	}
3049		3189
3050	cf::override;	3190	cf::override;
3051	},	3191	},
3052	);	3192	);
…		…
3072		3212
3073	$coro	3213	$coro
3074	}	3214	}
3075		3215
3076	cf::client->attach (	3216	cf::client->attach (
3077	on_destroy => sub {	3217	on_client_destroy => sub {
3078	my ($ns) = @_;	3218	my ($ns) = @_;
3079		3219
3080	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3220	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3081	},	3221	},
3082	);	3222	);
…		…
3098	our $safe_hole = new Safe::Hole;	3238	our $safe_hole = new Safe::Hole;
3099		3239
3100	$SIG{FPE} = 'IGNORE';	3240	$SIG{FPE} = 'IGNORE';
3101		3241
3102	$safe->permit_only (Opcode::opset qw(	3242	$safe->permit_only (Opcode::opset qw(
3103	:base_core :base_mem :base_orig :base_math	3243	:base_core :base_mem :base_orig :base_math :base_loop
3104	grepstart grepwhile mapstart mapwhile	3244	grepstart grepwhile mapstart mapwhile
3105	sort time	3245	sort time
3106	));	3246	));
3107		3247
3108	# here we export the classes and methods available to script code	3248	# here we export the classes and methods available to script code
…		…
3112	The following functions and methods are available within a safe environment:	3252	The following functions and methods are available within a safe environment:
3113		3253
3114	cf::object	3254	cf::object
3115	contr pay_amount pay_player map x y force_find force_add destroy	3255	contr pay_amount pay_player map x y force_find force_add destroy
3116	insert remove name archname title slaying race decrease split	3256	insert remove name archname title slaying race decrease split
		3257	value
3117		3258
3118	cf::object::player	3259	cf::object::player
3119	player	3260	player
3120		3261
3121	cf::player	3262	cf::player
…		…
3127	=cut	3268	=cut
3128		3269
3129	for (	3270	for (
3130	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3271	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3131	insert remove inv nrof name archname title slaying race	3272	insert remove inv nrof name archname title slaying race
3132	decrease split destroy)],	3273	decrease split destroy change_exp value msg lore send_msg)],
3133	["cf::object::player" => qw(player)],	3274	["cf::object::player" => qw(player)],
3134	["cf::player" => qw(peaceful)],	3275	["cf::player" => qw(peaceful send_msg)],
3135	["cf::map" => qw(trigger)],	3276	["cf::map" => qw(trigger)],
3136	) {	3277	) {
3137	no strict 'refs';
3138	my ($pkg, @funs) = @$_;	3278	my ($pkg, @funs) = @$_;
3139	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3279	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3140	for @funs;	3280	for @funs;
3141	}	3281	}
3142		3282
…		…
3157		3297
3158	my $qcode = $code;	3298	my $qcode = $code;
3159	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3299	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3160	$qcode =~ s/\n/\\n/g;	3300	$qcode =~ s/\n/\\n/g;
3161		3301
		3302	%vars = (_dummy => 0) unless %vars;
		3303
		3304	my @res;
3162	local $_;	3305	local $_;
3163	local @safe::cf::_safe_eval_args = values %vars;
3164		3306
3165	my $eval =	3307	my $eval =
3166	"do {\n"	3308	"do {\n"
3167	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3309	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3168	. "#line 0 \"{$qcode}\"\n"	3310	. "#line 0 \"{$qcode}\"\n"
3169	. $code	3311	. $code
3170	. "\n}"	3312	. "\n}"
3171	;	3313	;
3172		3314
		3315	if ($CFG{safe_eval}) {
3173	sub_generation_inc;	3316	sub_generation_inc;
		3317	local @safe::cf::_safe_eval_args = values %vars;
3174	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3318	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3175	sub_generation_inc;	3319	sub_generation_inc;
		3320	} else {
		3321	local @cf::_safe_eval_args = values %vars;
		3322	@res = wantarray ? eval eval : scalar eval $eval;
		3323	}
3176		3324
3177	if ($@) {	3325	if ($@) {
3178	warn "$@";	3326	warn "$@",
3179	warn "while executing safe code '$code'\n";	3327	"while executing safe code '$code'\n",
3180	warn "with arguments " . (join " ", %vars) . "\n";	3328	"with arguments " . (join " ", %vars) . "\n";
3181	}	3329	}
3182		3330
3183	wantarray ? @res : $res[0]	3331	wantarray ? @res : $res[0]
3184	}	3332	}
3185		3333
…		…
3199	=cut	3347	=cut
3200		3348
3201	sub register_script_function {	3349	sub register_script_function {
3202	my ($fun, $cb) = @_;	3350	my ($fun, $cb) = @_;
3203		3351
3204	no strict 'refs';	3352	$fun = "safe::$fun" if $CFG{safe_eval};
3205	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3353	*$fun = $safe_hole->wrap ($cb);
3206	}	3354	}
3207		3355
3208	=back	3356	=back
3209		3357
3210	=cut	3358	=cut
3211		3359
3212	#############################################################################	3360	#############################################################################
3213	# the server's init and main functions	3361	# the server's init and main functions
		3362
		3363	# async inc loader. yay.
		3364	sub inc_loader {
		3365	my $mod = $_[1];
		3366
		3367	if (in_main && !tick_inhibit) {
		3368	Carp::cluck "ERROR: attempted synchronous perl module load ($mod)";
		3369	} else {
		3370	debug "loading perl module $mod\n";
		3371	}
		3372
		3373	# 1. find real file
		3374	for my $dir (@ORIG_INC) {
		3375	warn "$dir/$mod\n";#d#
		3376	ref $dir and next;
		3377	0 <= Coro::AIO::aio_load "$dir/$mod", my $data
		3378	or next;
		3379
		3380	$data = "#line 1 $dir/$mod\n$data";
		3381
		3382	open my $fh, "<", \$data or die;
		3383
		3384	return $fh;
		3385	}
		3386
		3387	()
		3388	}
		3389
		3390	sub init_inc {
		3391	# save original @INC
		3392	@ORIG_INC = ($LIBDIR, @INC) unless @ORIG_INC;
		3393
		3394	# make sure we can do scalar-opens
		3395	open my $dummy, "<", \my $dummy2;
		3396
		3397	# execute some stuff so perl load's some of the core modules
		3398	/Ü/ =~ /ü/i;
		3399	eval { &Storable::nstore_fd };
		3400
		3401	@INC = (\&inc_loader, @ORIG_INC); # @ORIG_INC is needed for DynaLoader, AutoLoad etc.
		3402
		3403	debug "module loading will be asynchronous from this point on.";
		3404	}
3214		3405
3215	sub load_facedata($) {	3406	sub load_facedata($) {
3216	my ($path) = @_;	3407	my ($path) = @_;
3217		3408
3218	# HACK to clear player env face cache, we need some signal framework	3409	# HACK to clear player env face cache, we need some signal framework
3219	# for this (global event?)	3410	# for this (global event?)
3220	%ext::player_env::MUSIC_FACE_CACHE = ();	3411	%ext::player_env::MUSIC_FACE_CACHE = ();
3221		3412
3222	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3413	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3223		3414
3224	warn "loading facedata from $path\n";	3415	trace "loading facedata from $path\n";
3225		3416
3226	my $facedata;	3417	my $facedata;
3227	0 < aio_load $path, $facedata	3418	0 < aio_load $path, $facedata
3228	or die "$path: $!";	3419	or die "$path: $!";
3229		3420
…		…
3231		3422
3232	$facedata->{version} == 2	3423	$facedata->{version} == 2
3233	or cf::cleanup "$path: version mismatch, cannot proceed.";	3424	or cf::cleanup "$path: version mismatch, cannot proceed.";
3234		3425
3235	# patch in the exptable	3426	# patch in the exptable
		3427	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3236	$facedata->{resource}{"res/exp_table"} = {	3428	$facedata->{resource}{"res/exp_table"} = {
3237	type => FT_RSRC,	3429	type => FT_RSRC,
3238	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3430	data => $exp_table,
		3431	hash => (Digest::MD5::md5 $exp_table),
3239	};	3432	};
3240	cf::cede_to_tick;	3433	cf::cede_to_tick;
3241		3434
3242	{	3435	{
3243	my $faces = $facedata->{faceinfo};	3436	my $faces = $facedata->{faceinfo};
…		…
3245	while (my ($face, $info) = each %$faces) {	3438	while (my ($face, $info) = each %$faces) {
3246	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3439	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3247		3440
3248	cf::face::set_visibility $idx, $info->{visibility};	3441	cf::face::set_visibility $idx, $info->{visibility};
3249	cf::face::set_magicmap $idx, $info->{magicmap};	3442	cf::face::set_magicmap $idx, $info->{magicmap};
3250	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3443	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3251	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3444	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3252		3445
3253	cf::cede_to_tick;	3446	cf::cede_to_tick;
3254	}	3447	}
3255		3448
3256	while (my ($face, $info) = each %$faces) {	3449	while (my ($face, $info) = each %$faces) {
…		…
3261		3454
3262	if (my $smooth = cf::face::find $info->{smooth}) {	3455	if (my $smooth = cf::face::find $info->{smooth}) {
3263	cf::face::set_smooth $idx, $smooth;	3456	cf::face::set_smooth $idx, $smooth;
3264	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3457	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3265	} else {	3458	} else {
3266	warn "smooth face '$info->{smooth}' not found for face '$face'";	3459	error "smooth face '$info->{smooth}' not found for face '$face'";
3267	}	3460	}
3268		3461
3269	cf::cede_to_tick;	3462	cf::cede_to_tick;
3270	}	3463	}
3271	}	3464	}
…		…
3280		3473
3281	cf::anim::invalidate_all; # d'oh	3474	cf::anim::invalidate_all; # d'oh
3282	}	3475	}
3283		3476
3284	{	3477	{
3285	# TODO: for gcfclient pleasure, we should give resources
3286	# that gcfclient doesn't grok a >10000 face index.
3287	my $res = $facedata->{resource};	3478	my $res = $facedata->{resource};
3288		3479
3289	while (my ($name, $info) = each %$res) {	3480	while (my ($name, $info) = each %$res) {
3290	if (defined $info->{type}) {	3481	if (defined $info->{type}) {
3291	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3482	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3292	my $data;
3293		3483
3294	if ($info->{type} & 1) {	3484	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3295	# prepend meta info
3296
3297	my $meta = $enc->encode ({
3298	name => $name,
3299	%{ $info->{meta} || {} },
3300	});
3301
3302	$data = pack "(w/a*)*", $meta, $info->{data};
3303	} else {
3304	$data = $info->{data};
3305	}
3306
3307	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3308	cf::face::set_type $idx, $info->{type};	3485	cf::face::set_type $idx, $info->{type};
3309	} else {	3486	} else {
3310	$RESOURCE{$name} = $info;	3487	$RESOURCE{$name} = $info; # unused
3311	}	3488	}
3312		3489
3313	cf::cede_to_tick;	3490	cf::cede_to_tick;
3314	}	3491	}
3315	}	3492	}
3316		3493
3317	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3494	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3318		3495
3319	1	3496	1
3320	}	3497	}
3321
3322	cf::global->attach (on_resource_update => sub {
3323	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3324	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3325
3326	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3327	my $sound = $soundconf->{compat}[$_]
3328	or next;
3329
3330	my $face = cf::face::find "sound/$sound->[1]";
3331	cf::sound::set $sound->[0] => $face;
3332	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3333	}
3334
3335	while (my ($k, $v) = each %{$soundconf->{event}}) {
3336	my $face = cf::face::find "sound/$v";
3337	cf::sound::set $k => $face;
3338	}
3339	}
3340	});
3341		3498
3342	register_exticmd fx_want => sub {	3499	register_exticmd fx_want => sub {
3343	my ($ns, $want) = @_;	3500	my ($ns, $want) = @_;
3344		3501
3345	while (my ($k, $v) = each %$want) {	3502	while (my ($k, $v) = each %$want) {
…		…
3384	sub reload_treasures {	3541	sub reload_treasures {
3385	load_resource_file "$DATADIR/treasures"	3542	load_resource_file "$DATADIR/treasures"
3386	or die "unable to load treasurelists\n";	3543	or die "unable to load treasurelists\n";
3387	}	3544	}
3388		3545
		3546	sub reload_sound {
		3547	trace "loading sound config from $DATADIR/sound\n";
		3548
		3549	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3550	or die "$DATADIR/sound $!";
		3551
		3552	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3553
		3554	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3555	my $sound = $soundconf->{compat}[$_]
		3556	or next;
		3557
		3558	my $face = cf::face::find "sound/$sound->[1]";
		3559	cf::sound::set $sound->[0] => $face;
		3560	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3561	}
		3562
		3563	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3564	my $face = cf::face::find "sound/$v";
		3565	cf::sound::set $k => $face;
		3566	}
		3567	}
		3568
3389	sub reload_resources {	3569	sub reload_resources {
3390	warn "reloading resource files...\n";	3570	trace "reloading resource files...\n";
3391		3571
3392	reload_facedata;	3572	reload_facedata;
		3573	reload_sound;
3393	reload_archetypes;	3574	reload_archetypes;
3394	reload_regions;	3575	reload_regions;
3395	reload_treasures;	3576	reload_treasures;
3396		3577
3397	warn "finished reloading resource files\n";	3578	trace "finished reloading resource files\n";
3398	}
3399
3400	sub init {
3401	my $guard = freeze_mainloop;
3402
3403	reload_resources;
3404	}	3579	}
3405		3580
3406	sub reload_config {	3581	sub reload_config {
		3582	trace "reloading config file...\n";
		3583
3407	open my $fh, "<:utf8", "$CONFDIR/config"	3584	open my $fh, "<:utf8", "$CONFDIR/config"
3408	or return;	3585	or return;
3409		3586
3410	local $/;	3587	local $/;
3411	*CFG = YAML::Load <$fh>;	3588	*CFG = YAML::XS::Load scalar <$fh>;
3412		3589
3413	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3590	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3414		3591
3415	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3592	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3416	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3593	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3417		3594
3418	if (exists $CFG{mlockall}) {	3595	if (exists $CFG{mlockall}) {
…		…
3420	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3597	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3421	and die "WARNING: m(un)lockall failed: $!\n";	3598	and die "WARNING: m(un)lockall failed: $!\n";
3422	};	3599	};
3423	warn $@ if $@;	3600	warn $@ if $@;
3424	}	3601	}
		3602
		3603	trace "finished reloading resource files\n";
		3604	}
		3605
		3606	sub pidfile() {
		3607	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3608	or die "$PIDFILE: $!";
		3609	flock $fh, &Fcntl::LOCK_EX
		3610	or die "$PIDFILE: flock: $!";
		3611	$fh
		3612	}
		3613
		3614	# make sure only one server instance is running at any one time
		3615	sub atomic {
		3616	my $fh = pidfile;
		3617
		3618	my $pid = <$fh>;
		3619	kill 9, $pid if $pid > 0;
		3620
		3621	seek $fh, 0, 0;
		3622	print $fh $$;
		3623	}
		3624
		3625	sub main_loop {
		3626	trace "EV::loop starting\n";
		3627	if (1) {
		3628	EV::loop;
		3629	}
		3630	trace "EV::loop returned\n";
		3631	goto &main_loop unless $REALLY_UNLOOP;
3425	}	3632	}
3426		3633
3427	sub main {	3634	sub main {
		3635	cf::init_globals; # initialise logging
		3636
		3637	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3638	LOG llevInfo, "Copyright (C) 2005-2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3639	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3640	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3641
		3642	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3643
3428	# we must not ever block the main coroutine	3644	# we must not ever block the main coroutine
3429	local $Coro::idle = sub {	3645	local $Coro::idle = sub {
3430	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3646	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3431	(async {	3647	(async {
3432	$Coro::current->{desc} = "IDLE BUG HANDLER";	3648	$Coro::current->{desc} = "IDLE BUG HANDLER";
3433	EV::loop EV::LOOP_ONESHOT;	3649	EV::loop EV::LOOP_ONESHOT;
3434	})->prio (Coro::PRIO_MAX);	3650	})->prio (Coro::PRIO_MAX);
3435	};	3651	};
3436		3652
3437	{	3653	evthread_start IO::AIO::poll_fileno;
3438	my $guard = freeze_mainloop;	3654
		3655	cf::sync_job {
		3656	init_inc;
		3657
		3658	cf::init_experience;
		3659	cf::init_anim;
		3660	cf::init_attackmess;
		3661	cf::init_dynamic;
		3662
		3663	cf::load_settings;
		3664	cf::load_materials;
		3665
		3666	reload_resources;
3439	reload_config;	3667	reload_config;
3440	db_init;	3668	db_init;
		3669
		3670	cf::init_uuid;
		3671	cf::init_signals;
		3672	cf::init_skills;
		3673
		3674	cf::init_beforeplay;
		3675
		3676	atomic;
		3677
3441	load_extensions;	3678	load_extensions;
3442		3679
3443	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3680	utime time, time, $RUNTIMEFILE;
		3681
		3682	# no (long-running) fork's whatsoever before this point(!)
		3683	use POSIX ();
		3684	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3685
		3686	(pop @POST_INIT)->(0) while @POST_INIT;
3444	}	3687	};
3445		3688
3446	EV::loop;	3689	cf::object::thawer::errors_are_fatal 0;
		3690	info "parse errors in files are no longer fatal from this point on.\n";
		3691
		3692	my $free_main; $free_main = EV::idle sub {
		3693	undef $free_main;
		3694	undef &main; # free gobs of memory :)
		3695	};
		3696
		3697	goto &main_loop;
3447	}	3698	}
3448		3699
3449	#############################################################################	3700	#############################################################################
3450	# initialisation and cleanup	3701	# initialisation and cleanup
3451		3702
3452	# install some emergency cleanup handlers	3703	# install some emergency cleanup handlers
3453	BEGIN {	3704	BEGIN {
3454	our %SIGWATCHER = ();	3705	our %SIGWATCHER = ();
3455	for my $signal (qw(INT HUP TERM)) {	3706	for my $signal (qw(INT HUP TERM)) {
3456	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3707	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3457	cf::cleanup "SIG$signal";	3708	cf::cleanup "SIG$signal";
3458	};	3709	};
3459	}	3710	}
3460	}	3711	}
3461		3712
3462	sub write_runtime_sync {	3713	sub write_runtime_sync {
3463	my $runtime = "$LOCALDIR/runtime";	3714	my $t0 = AE::time;
3464		3715
3465	# first touch the runtime file to show we are still running:	3716	# first touch the runtime file to show we are still running:
3466	# the fsync below can take a very very long time.	3717	# the fsync below can take a very very long time.
3467		3718
3468	IO::AIO::aio_utime $runtime, undef, undef;	3719	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3469		3720
3470	my $guard = cf::lock_acquire "write_runtime";	3721	my $guard = cf::lock_acquire "write_runtime";
3471		3722
3472	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3723	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3473	or return;	3724	or return;
3474		3725
3475	my $value = $cf::RUNTIME + 90 + 10;	3726	my $value = $cf::RUNTIME + 90 + 10;
3476	# 10 is the runtime save interval, for a monotonic clock	3727	# 10 is the runtime save interval, for a monotonic clock
3477	# 60 allows for the watchdog to kill the server.	3728	# 60 allows for the watchdog to kill the server.
…		…
3487	aio_utime $fh, undef, undef;	3738	aio_utime $fh, undef, undef;
3488		3739
3489	close $fh	3740	close $fh
3490	or return;	3741	or return;
3491		3742
3492	aio_rename "$runtime~", $runtime	3743	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3493	and return;	3744	and return;
3494		3745
3495	warn "runtime file written.\n";	3746	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3496		3747
3497	1	3748	1
3498	}	3749	}
3499		3750
3500	our $uuid_lock;	3751	our $uuid_lock;
…		…
3509	my $uuid = "$LOCALDIR/uuid";	3760	my $uuid = "$LOCALDIR/uuid";
3510		3761
3511	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3762	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3512	or return;	3763	or return;
3513		3764
3514	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	3765	my $value = uuid_seq uuid_cur;
		3766
		3767	unless ($value) {
		3768	info "cowardly refusing to write zero uuid value!\n";
		3769	return;
		3770	}
		3771
		3772	my $value = uuid_str $value + $uuid_skip;
3515	$uuid_skip = 0;	3773	$uuid_skip = 0;
3516		3774
3517	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3775	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3518	and return;	3776	and return;
3519		3777
…		…
3525	or return;	3783	or return;
3526		3784
3527	aio_rename "$uuid~", $uuid	3785	aio_rename "$uuid~", $uuid
3528	and return;	3786	and return;
3529		3787
3530	warn "uuid file written ($value).\n";	3788	trace "uuid file written ($value).\n";
3531		3789
3532	1	3790	1
3533		3791
3534	}	3792	}
3535		3793
…		…
3541	}	3799	}
3542		3800
3543	sub emergency_save() {	3801	sub emergency_save() {
3544	my $freeze_guard = cf::freeze_mainloop;	3802	my $freeze_guard = cf::freeze_mainloop;
3545		3803
3546	warn "enter emergency perl save\n";	3804	info "emergency_perl_save: enter\n";
		3805
		3806	# this is a trade-off: we want to be very quick here, so
		3807	# save all maps without fsync, and later call a global sync
		3808	# (which in turn might be very very slow)
		3809	local $USE_FSYNC = 0;
3547		3810
3548	cf::sync_job {	3811	cf::sync_job {
		3812	cf::write_runtime_sync; # external watchdog should not bark
		3813
3549	# use a peculiar iteration method to avoid tripping on perl	3814	# use a peculiar iteration method to avoid tripping on perl
3550	# refcount bugs in for. also avoids problems with players	3815	# refcount bugs in for. also avoids problems with players
3551	# and maps saved/destroyed asynchronously.	3816	# and maps saved/destroyed asynchronously.
3552	warn "begin emergency player save\n";	3817	info "emergency_perl_save: begin player save\n";
3553	for my $login (keys %cf::PLAYER) {	3818	for my $login (keys %cf::PLAYER) {
3554	my $pl = $cf::PLAYER{$login} or next;	3819	my $pl = $cf::PLAYER{$login} or next;
3555	$pl->valid or next;	3820	$pl->valid or next;
3556	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3821	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3557	$pl->save;	3822	$pl->save;
3558	}	3823	}
3559	warn "end emergency player save\n";	3824	info "emergency_perl_save: end player save\n";
3560		3825
3561	warn "begin emergency map save\n";	3826	cf::write_runtime_sync; # external watchdog should not bark
		3827
		3828	info "emergency_perl_save: begin map save\n";
3562	for my $path (keys %cf::MAP) {	3829	for my $path (keys %cf::MAP) {
3563	my $map = $cf::MAP{$path} or next;	3830	my $map = $cf::MAP{$path} or next;
3564	$map->valid or next;	3831	$map->valid or next;
3565	$map->save;	3832	$map->save;
3566	}	3833	}
3567	warn "end emergency map save\n";	3834	info "emergency_perl_save: end map save\n";
3568		3835
3569	warn "begin emergency database checkpoint\n";	3836	cf::write_runtime_sync; # external watchdog should not bark
		3837
		3838	info "emergency_perl_save: begin database checkpoint\n";
3570	BDB::db_env_txn_checkpoint $DB_ENV;	3839	BDB::db_env_txn_checkpoint $DB_ENV;
3571	warn "end emergency database checkpoint\n";	3840	info "emergency_perl_save: end database checkpoint\n";
3572		3841
3573	warn "begin write uuid\n";	3842	info "emergency_perl_save: begin write uuid\n";
3574	write_uuid_sync 1;	3843	write_uuid_sync 1;
3575	warn "end write uuid\n";	3844	info "emergency_perl_save: end write uuid\n";
		3845
		3846	cf::write_runtime_sync; # external watchdog should not bark
		3847
		3848	trace "emergency_perl_save: syncing database to disk";
		3849	BDB::db_env_txn_checkpoint $DB_ENV;
		3850
		3851	info "emergency_perl_save: starting sync\n";
		3852	IO::AIO::aio_sync sub {
		3853	info "emergency_perl_save: finished sync\n";
		3854	};
		3855
		3856	cf::write_runtime_sync; # external watchdog should not bark
		3857
		3858	trace "emergency_perl_save: flushing outstanding aio requests";
		3859	while (IO::AIO::nreqs || BDB::nreqs) {
		3860	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3861	}
		3862
		3863	cf::write_runtime_sync; # external watchdog should not bark
3576	};	3864	};
3577		3865
3578	warn "leave emergency perl save\n";	3866	info "emergency_perl_save: leave\n";
3579	}	3867	}
3580		3868
3581	sub post_cleanup {	3869	sub post_cleanup {
3582	my ($make_core) = @_;	3870	my ($make_core) = @_;
3583		3871
		3872	IO::AIO::flush;
		3873
3584	warn Carp::longmess "post_cleanup backtrace"	3874	error Carp::longmess "post_cleanup backtrace"
3585	if $make_core;	3875	if $make_core;
		3876
		3877	my $fh = pidfile;
		3878	unlink $PIDFILE if <$fh> == $$;
		3879	}
		3880
		3881	# a safer delete_package, copied from Symbol
		3882	sub clear_package($) {
		3883	my $pkg = shift;
		3884
		3885	# expand to full symbol table name if needed
		3886	unless ($pkg =~ /^main::.*::$/) {
		3887	$pkg = "main$pkg" if $pkg =~ /^::/;
		3888	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3889	$pkg .= '::' unless $pkg =~ /::$/;
		3890	}
		3891
		3892	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3893	my $stem_symtab = *{$stem}{HASH};
		3894
		3895	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3896	or return;
		3897
		3898	# clear all symbols
		3899	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3900	for my $name (keys %$leaf_symtab) {
		3901	_gv_clear *{"$pkg$name"};
		3902	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3903	}
3586	}	3904	}
3587		3905
3588	sub do_reload_perl() {	3906	sub do_reload_perl() {
3589	# can/must only be called in main	3907	# can/must only be called in main
3590	if ($Coro::current != $Coro::main) {	3908	if (in_main) {
3591	warn "can only reload from main coroutine";	3909	error "can only reload from main coroutine";
3592	return;	3910	return;
3593	}	3911	}
3594		3912
		3913	return if $RELOAD++;
		3914
		3915	my $t1 = AE::time;
		3916
		3917	while ($RELOAD) {
3595	warn "reloading...";	3918	info "reloading...";
3596		3919
3597	warn "entering sync_job";	3920	trace "entering sync_job";
3598		3921
3599	cf::sync_job {	3922	cf::sync_job {
3600	cf::write_runtime_sync; # external watchdog should not bark
3601	cf::emergency_save;	3923	cf::emergency_save;
3602	cf::write_runtime_sync; # external watchdog should not bark
3603		3924
3604	warn "syncing database to disk";
3605	BDB::db_env_txn_checkpoint $DB_ENV;
3606
3607	# if anything goes wrong in here, we should simply crash as we already saved
3608
3609	warn "flushing outstanding aio requests";
3610	for (;;) {
3611	BDB::flush;
3612	IO::AIO::flush;
3613	Coro::cede_notself;
3614	last unless IO::AIO::nreqs || BDB::nreqs;
3615	warn "iterate...";
3616	}
3617
3618	++$RELOAD;
3619
3620	warn "cancelling all extension coros";	3925	trace "cancelling all extension coros";
3621	$_->cancel for values %EXT_CORO;	3926	$_->cancel for values %EXT_CORO;
3622	%EXT_CORO = ();	3927	%EXT_CORO = ();
3623		3928
3624	warn "removing commands";	3929	trace "removing commands";
3625	%COMMAND = ();	3930	%COMMAND = ();
3626		3931
3627	warn "removing ext/exti commands";	3932	trace "removing ext/exti commands";
3628	%EXTCMD = ();	3933	%EXTCMD = ();
3629	%EXTICMD = ();	3934	%EXTICMD = ();
3630		3935
3631	warn "unloading/nuking all extensions";	3936	trace "unloading/nuking all extensions";
3632	for my $pkg (@EXTS) {	3937	for my $pkg (@EXTS) {
3633	warn "... unloading $pkg";	3938	trace "... unloading $pkg";
3634		3939
3635	if (my $cb = $pkg->can ("unload")) {	3940	if (my $cb = $pkg->can ("unload")) {
3636	eval {	3941	eval {
3637	$cb->($pkg);	3942	$cb->($pkg);
3638	1	3943	1
3639	} or warn "$pkg unloaded, but with errors: $@";	3944	} or error "$pkg unloaded, but with errors: $@";
		3945	}
		3946
		3947	trace "... clearing $pkg";
		3948	clear_package $pkg;
3640	}	3949	}
3641		3950
3642	warn "... nuking $pkg";
3643	Symbol::delete_package $pkg;
3644	}
3645
3646	warn "unloading all perl modules loaded from $LIBDIR";	3951	trace "unloading all perl modules loaded from $LIBDIR";
3647	while (my ($k, $v) = each %INC) {	3952	while (my ($k, $v) = each %INC) {
3648	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3953	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3649		3954
3650	warn "... unloading $k";	3955	trace "... unloading $k";
3651	delete $INC{$k};	3956	delete $INC{$k};
3652		3957
3653	$k =~ s/\.pm$//;	3958	$k =~ s/\.pm$//;
3654	$k =~ s/\//::/g;	3959	$k =~ s/\//::/g;
3655		3960
3656	if (my $cb = $k->can ("unload_module")) {	3961	if (my $cb = $k->can ("unload_module")) {
3657	$cb->();	3962	$cb->();
		3963	}
		3964
		3965	clear_package $k;
3658	}	3966	}
3659		3967
3660	Symbol::delete_package $k;
3661	}
3662
3663	warn "getting rid of safe::, as good as possible";	3968	trace "getting rid of safe::, as good as possible";
3664	Symbol::delete_package "safe::$_"	3969	clear_package "safe::$_"
3665	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3970	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3666		3971
3667	warn "unloading cf.pm \"a bit\"";	3972	trace "unloading cf.pm \"a bit\"";
3668	delete $INC{"cf.pm"};	3973	delete $INC{"cf.pm"};
3669	delete $INC{"cf/pod.pm"};	3974	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3670		3975
3671	# don't, removes xs symbols, too,	3976	# don't, removes xs symbols, too,
3672	# and global variables created in xs	3977	# and global variables created in xs
3673	#Symbol::delete_package __PACKAGE__;	3978	#clear_package __PACKAGE__;
3674		3979
3675	warn "unload completed, starting to reload now";	3980	info "unload completed, starting to reload now";
3676		3981
3677	warn "reloading cf.pm";	3982	trace "reloading cf.pm";
3678	require cf;	3983	require cf;
3679	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3984	cf::_connect_to_perl_1;
3680		3985
3681	warn "loading config and database again";	3986	trace "loading config and database again";
3682	cf::reload_config;	3987	cf::reload_config;
3683		3988
3684	warn "loading extensions";	3989	trace "loading extensions";
3685	cf::load_extensions;	3990	cf::load_extensions;
3686		3991
		3992	if ($REATTACH_ON_RELOAD) {
3687	warn "reattaching attachments to objects/players";	3993	trace "reattaching attachments to objects/players";
3688	_global_reattach; # objects, sockets	3994	_global_reattach; # objects, sockets
3689	warn "reattaching attachments to maps";	3995	trace "reattaching attachments to maps";
3690	reattach $_ for values %MAP;	3996	reattach $_ for values %MAP;
3691	warn "reattaching attachments to players";	3997	trace "reattaching attachments to players";
3692	reattach $_ for values %PLAYER;	3998	reattach $_ for values %PLAYER;
		3999	}
3693		4000
		4001	trace "running post_init jobs";
		4002	(pop @POST_INIT)->(1) while @POST_INIT;
		4003
3694	warn "leaving sync_job";	4004	trace "leaving sync_job";
3695		4005
3696	1	4006	1
3697	} or do {	4007	} or do {
3698	warn $@;	4008	error $@;
3699	cf::cleanup "error while reloading, exiting.";	4009	cf::cleanup "error while reloading, exiting.";
		4010	};
		4011
		4012	info "reloaded";
		4013	--$RELOAD;
3700	};	4014	}
3701		4015
3702	warn "reloaded";	4016	$t1 = AE::time - $t1;
		4017	info "reload completed in ${t1}s\n";
3703	};	4018	};
3704		4019
3705	our $RELOAD_WATCHER; # used only during reload	4020	our $RELOAD_WATCHER; # used only during reload
3706		4021
3707	sub reload_perl() {	4022	sub reload_perl() {
3708	# doing reload synchronously and two reloads happen back-to-back,	4023	# doing reload synchronously and two reloads happen back-to-back,
3709	# coro crashes during coro_state_free->destroy here.	4024	# coro crashes during coro_state_free->destroy here.
3710		4025
		4026	$RELOAD_WATCHER ||= cf::async {
		4027	Coro::AIO::aio_wait cache_extensions;
		4028
3711	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	4029	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3712	do_reload_perl;	4030	do_reload_perl;
3713	undef $RELOAD_WATCHER;	4031	undef $RELOAD_WATCHER;
		4032	};
3714	};	4033	};
3715	}	4034	}
3716		4035
3717	register_command "reload" => sub {	4036	register_command "reload" => sub {
3718	my ($who, $arg) = @_;	4037	my ($who, $arg) = @_;
…		…
3724	reload_perl;	4043	reload_perl;
3725	};	4044	};
3726	}	4045	}
3727	};	4046	};
3728		4047
3729	unshift @INC, $LIBDIR;	4048	#############################################################################
3730		4049
3731	my $bug_warning = 0;	4050	my $bug_warning = 0;
3732		4051
3733	our @WAIT_FOR_TICK;	4052	our @WAIT_FOR_TICK;
3734	our @WAIT_FOR_TICK_BEGIN;	4053	our @WAIT_FOR_TICK_BEGIN;
3735		4054
3736	sub wait_for_tick {	4055	sub wait_for_tick {
3737	return if tick_inhibit || $Coro::current == $Coro::main;	4056	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3738		4057
3739	my $signal = new Coro::Signal;	4058	my $signal = new Coro::Signal;
3740	push @WAIT_FOR_TICK, $signal;	4059	push @WAIT_FOR_TICK, $signal;
3741	$signal->wait;	4060	$signal->wait;
3742	}	4061	}
3743		4062
3744	sub wait_for_tick_begin {	4063	sub wait_for_tick_begin {
3745	return if tick_inhibit || $Coro::current == $Coro::main;	4064	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3746		4065
3747	my $signal = new Coro::Signal;	4066	my $signal = new Coro::Signal;
3748	push @WAIT_FOR_TICK_BEGIN, $signal;	4067	push @WAIT_FOR_TICK_BEGIN, $signal;
3749	$signal->wait;	4068	$signal->wait;
3750	}	4069	}
…		…
3756	return;	4075	return;
3757	}	4076	}
3758		4077
3759	cf::server_tick; # one server iteration	4078	cf::server_tick; # one server iteration
3760		4079
		4080	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
		4081
3761	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4082	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3762	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4083	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3763	Coro::async_pool {	4084	Coro::async_pool {
3764	$Coro::current->{desc} = "runtime saver";	4085	$Coro::current->{desc} = "runtime saver";
3765	write_runtime_sync	4086	write_runtime_sync
3766	or warn "ERROR: unable to write runtime file: $!";	4087	or error "ERROR: unable to write runtime file: $!";
3767	};	4088	};
3768	}	4089	}
3769		4090
3770	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4091	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3771	$sig->send;	4092	$sig->send;
…		…
3779		4100
3780	if (0) {	4101	if (0) {
3781	if ($NEXT_TICK) {	4102	if ($NEXT_TICK) {
3782	my $jitter = $TICK_START - $NEXT_TICK;	4103	my $jitter = $TICK_START - $NEXT_TICK;
3783	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4104	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3784	warn "jitter $JITTER\n";#d#	4105	debug "jitter $JITTER\n";#d#
3785	}	4106	}
3786	}	4107	}
3787	}	4108	}
3788		4109
3789	{	4110	{
3790	# configure BDB	4111	# configure BDB
3791		4112
3792	BDB::min_parallel 8;	4113	BDB::min_parallel 16;
3793	BDB::max_poll_reqs $TICK * 0.1;	4114	BDB::max_poll_reqs $TICK * 0.1;
3794	$AnyEvent::BDB::WATCHER->priority (1);	4115	$AnyEvent::BDB::WATCHER->priority (1);
3795		4116
3796	unless ($DB_ENV) {	4117	unless ($DB_ENV) {
3797	$DB_ENV = BDB::db_env_create;	4118	$DB_ENV = BDB::db_env_create;
3798	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4119	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3799	| BDB::LOG_AUTOREMOVE, 1);	4120	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4121	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3800	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4122	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3801	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4123	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3802		4124
3803	cf::sync_job {	4125	cf::sync_job {
3804	eval {	4126	eval {
…		…
3830	{	4152	{
3831	# configure IO::AIO	4153	# configure IO::AIO
3832		4154
3833	IO::AIO::min_parallel 8;	4155	IO::AIO::min_parallel 8;
3834	IO::AIO::max_poll_time $TICK * 0.1;	4156	IO::AIO::max_poll_time $TICK * 0.1;
3835	#undef $AnyEvent::AIO::WATCHER;	4157	undef $AnyEvent::AIO::WATCHER;
3836	}	4158	}
3837		4159
3838	my $_log_backtrace;	4160	my $_log_backtrace;
3839		4161
3840	sub _log_backtrace {	4162	sub _log_backtrace {
…		…
3843	$msg =~ s/\n//;	4165	$msg =~ s/\n//;
3844		4166
3845	# limit the # of concurrent backtraces	4167	# limit the # of concurrent backtraces
3846	if ($_log_backtrace < 2) {	4168	if ($_log_backtrace < 2) {
3847	++$_log_backtrace;	4169	++$_log_backtrace;
		4170	my $perl_bt = Carp::longmess $msg;
3848	async {	4171	async {
3849	$Coro::current->{desc} = "abt $msg";	4172	$Coro::current->{desc} = "abt $msg";
3850		4173
3851	my @bt = fork_call {	4174	my @bt = fork_call {
3852	@addr = map { sprintf "%x", $_ } @addr;	4175	@addr = map { sprintf "%x", $_ } @addr;
…		…
3863	}	4186	}
3864		4187
3865	@funcs	4188	@funcs
3866	};	4189	};
3867		4190
3868	LOG llevInfo, "[ABT] $msg\n";	4191	LOG llevInfo, "[ABT] $perl_bt\n";
		4192	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3869	LOG llevInfo, "[ABT] $_\n" for @bt;	4193	LOG llevInfo, "[ABT] $_\n" for @bt;
3870	--$_log_backtrace;	4194	--$_log_backtrace;
3871	};	4195	};
3872	} else {	4196	} else {
3873	LOG llevInfo, "[ABT] $msg\n";	4197	LOG llevInfo, "[ABT] $msg\n";
3874	LOG llevInfo, "[ABT] [suppressed]\n";	4198	LOG llevInfo, "[ABT] [suppressed]\n";
3875	}	4199	}
3876	}	4200	}
3877		4201
3878	# load additional modules	4202	# load additional modules
3879	use cf::pod;	4203	require "cf/$_.pm" for @EXTRA_MODULES;
		4204	cf::_connect_to_perl_2;
3880		4205
3881	END { cf::emergency_save }	4206	END { cf::emergency_save }
3882		4207
3883	evthread_start IO::AIO::poll_fileno;
3884
3885	1	4208	1
3886		4209

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