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Revision 1.434 by root, Thu May 29 03:27:37 2008 UTC vs.
Revision 1.556 by root, Sat Jul 3 01:49:18 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 incloader);
		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
…		…
189	from wherever your confdir points to.	233	from wherever your confdir points to.
190		234
191	=item cf::wait_for_tick, cf::wait_for_tick_begin	235	=item cf::wait_for_tick, cf::wait_for_tick_begin
192		236
193	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	237	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
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 thread
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
		241	=cut
		242
		243	sub wait_for_tick();
		244	sub wait_for_tick_begin();
		245
197	=item @cf::INVOKE_RESULTS	246	=item @cf::INVOKE_RESULTS
198		247
199	This array contains the results of the last C<invoke ()> call. When	248	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	249	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
201	that call.	250	that call.
202		251
		252	=item %cf::REFLECT
		253
		254	Contains, for each (C++) class name, a hash reference with information
		255	about object members (methods, scalars, arrays and flags) and other
		256	metadata, which is useful for introspection.
		257
203	=back	258	=back
204		259
205	=cut	260	=cut
206		261
207	BEGIN {	262	sub error(@) { LOG llevError, join "", @_ }
208	*CORE::GLOBAL::warn = sub {	263	sub warn (@) { LOG llevWarn , join "", @_ }
		264	sub info (@) { LOG llevInfo , join "", @_ }
		265	sub debug(@) { LOG llevDebug, join "", @_ }
		266	sub trace(@) { LOG llevTrace, join "", @_ }
		267
		268	$Coro::State::WARNHOOK = sub {
209	my $msg = join "", @_;	269	my $msg = join "", @_;
210		270
211	$msg .= "\n"	271	$msg .= "\n"
212	unless $msg =~ /\n$/;	272	unless $msg =~ /\n$/;
213		273
214	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	274	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
215		275
216	LOG llevError, $msg;	276	LOG llevWarn, $msg;
217	};	277	};
218	}
219		278
220	$Coro::State::DIEHOOK = sub {	279	$Coro::State::DIEHOOK = sub {
221	return unless $^S eq 0; # "eq", not "=="	280	return unless $^S eq 0; # "eq", not "=="
222		281
223	if ($Coro::current == $Coro::main) {#d#	282	error Carp::longmess $_[0];
		283
		284	if (in_main) {#d#
224	warn "DIEHOOK called in main context, Coro bug?\n";#d#	285	error "DIEHOOK called in main context, Coro bug?\n";#d#
225	return;#d#	286	return;#d#
226	}#d#	287	}#d#
227		288
228	# kill coroutine otherwise	289	# kill coroutine otherwise
229	warn Carp::longmess $_[0];
230	Coro::terminate	290	Coro::terminate
231	};	291	};
232
233	$SIG{__DIE__} = sub { }; #d#?
234		292
235	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	293	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
236	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	294	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
237	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	295	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
238	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	296	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
245	for my $pkg (qw(	303	for my $pkg (qw(
246	cf::global cf::attachable	304	cf::global cf::attachable
247	cf::object cf::object::player	305	cf::object cf::object::player
248	cf::client cf::player	306	cf::client cf::player
249	cf::arch cf::living	307	cf::arch cf::living
		308	cf::map cf::mapspace
250	cf::map cf::party cf::region	309	cf::party cf::region
251	)) {	310	)) {
252	no strict 'refs';
253	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	311	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
254	}	312	}
255		313
256	$EV::DIED = sub {	314	$EV::DIED = sub {
257	warn "error in event callback: @_";	315	Carp::cluck "error in event callback: @_";
258	};	316	};
259		317
260	#############################################################################	318	#############################################################################
261		319
262	=head2 UTILITY FUNCTIONS	320	=head2 UTILITY FUNCTIONS
…		…
299	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	357	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
300		358
301	sub encode_json($) { $json_coder->encode ($_[0]) }	359	sub encode_json($) { $json_coder->encode ($_[0]) }
302	sub decode_json($) { $json_coder->decode ($_[0]) }	360	sub decode_json($) { $json_coder->decode ($_[0]) }
303		361
		362	=item $ref = cf::yaml_load $scalar
		363
		364	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		365
		366	=cut
		367
		368	sub fork_call(&@);
		369
		370	sub yaml_load($) {
		371	fork_call { YAML::XS::Load $_[0] } @_
		372	}
		373
		374	=item cf::post_init { BLOCK }
		375
		376	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		377	but I<before> the server starts ticking again.
		378
		379	The codeblock will have a single boolean argument to indicate whether this
		380	is a reload or not.
		381
		382	=cut
		383
		384	sub post_init(&) {
		385	push @POST_INIT, shift;
		386	}
		387
		388	sub _post_init {
		389	trace "running post_init jobs";
		390
		391	# run them in parallel...
		392
		393	my @join;
		394
		395	while () {
		396	push @join, map &Coro::async ($_, 0), @POST_INIT;
		397	@POST_INIT = ();
		398
		399	@join or last;
		400
		401	(pop @join)->join;
		402	}
		403	}
		404
304	=item cf::lock_wait $string	405	=item cf::lock_wait $string
305		406
306	Wait until the given lock is available. See cf::lock_acquire.	407	Wait until the given lock is available. See cf::lock_acquire.
307		408
308	=item my $lock = cf::lock_acquire $string	409	=item my $lock = cf::lock_acquire $string
309		410
310	Wait until the given lock is available and then acquires it and returns	411	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,	412	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	413	for example when the coroutine gets canceled), the lock is automatically
313	returned.	414	returned.
314		415
315	Locks are *not* recursive, locking from the same coro twice results in a	416	Locks are *not* recursive, locking from the same coro twice results in a
316	deadlocked coro.	417	deadlocked coro.
…		…
322		423
323	Return true if the lock is currently active, i.e. somebody has locked it.	424	Return true if the lock is currently active, i.e. somebody has locked it.
324		425
325	=cut	426	=cut
326		427
327	our %LOCK;	428	our $LOCKS = new Coro::SemaphoreSet;
328	our %LOCKER;#d#
329		429
330	sub lock_wait($) {	430	sub lock_wait($) {
331	my ($key) = @_;	431	$LOCKS->wait ($_[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} }, $Coro::current;
341	Coro::schedule;
342	}
343	}	432	}
344		433
345	sub lock_acquire($) {	434	sub lock_acquire($) {
346	my ($key) = @_;	435	$LOCKS->guard ($_[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	}	436	}
360		437
361	sub lock_active($) {	438	sub lock_active($) {
362	my ($key) = @_;	439	$LOCKS->count ($_[0]) < 1
363
364	! ! $LOCK{$key}
365	}	440	}
366		441
367	sub freeze_mainloop {	442	sub freeze_mainloop {
368	tick_inhibit_inc;	443	tick_inhibit_inc;
369		444
370	Coro::guard \&tick_inhibit_dec;	445	&Guard::guard (\&tick_inhibit_dec);
371	}	446	}
372		447
373	=item cf::periodic $interval, $cb	448	=item cf::periodic $interval, $cb
374		449
375	Like EV::periodic, but randomly selects a starting point so that the actions	450	Like EV::periodic, but randomly selects a starting point so that the actions
376	get spread over timer.	451	get spread over time.
377		452
378	=cut	453	=cut
379		454
380	sub periodic($$) {	455	sub periodic($$) {
381	my ($interval, $cb) = @_;	456	my ($interval, $cb) = @_;
…		…
398		473
399	=cut	474	=cut
400		475
401	our @SLOT_QUEUE;	476	our @SLOT_QUEUE;
402	our $SLOT_QUEUE;	477	our $SLOT_QUEUE;
		478	our $SLOT_DECAY = 0.9;
403		479
404	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	480	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
405	$SLOT_QUEUE = Coro::async {	481	$SLOT_QUEUE = Coro::async {
406	$Coro::current->desc ("timeslot manager");	482	$Coro::current->desc ("timeslot manager");
407		483
408	my $signal = new Coro::Signal;	484	my $signal = new Coro::Signal;
		485	my $busy;
409		486
410	while () {	487	while () {
411	next_job:	488	next_job:
		489
412	my $avail = cf::till_tick;	490	my $avail = cf::till_tick;
413	if ($avail > 0.01) {	491
414	for (0 .. $#SLOT_QUEUE) {	492	for (0 .. $#SLOT_QUEUE) {
415	if ($SLOT_QUEUE[$_][0] < $avail) {	493	if ($SLOT_QUEUE[$_][0] <= $avail) {
		494	$busy = 0;
416	my $job = splice @SLOT_QUEUE, $_, 1, ();	495	my $job = splice @SLOT_QUEUE, $_, 1, ();
417	$job->[2]->send;	496	$job->[2]->send;
418	Coro::cede;	497	Coro::cede;
419	goto next_job;	498	goto next_job;
420	}	499	} else {
		500	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
421	}	501	}
422	}	502	}
423		503
424	if (@SLOT_QUEUE) {	504	if (@SLOT_QUEUE) {
425	# we do not use wait_for_tick() as it returns immediately when tick is inactive	505	# we do not use wait_for_tick() as it returns immediately when tick is inactive
426	push @cf::WAIT_FOR_TICK, $signal;	506	push @cf::WAIT_FOR_TICK, $signal;
427	$signal->wait;	507	$signal->wait;
428	} else {	508	} else {
		509	$busy = 0;
429	Coro::schedule;	510	Coro::schedule;
430	}	511	}
431	}	512	}
432	};	513	};
433		514
434	sub get_slot($;$$) {	515	sub get_slot($;$$) {
435	return if tick_inhibit || $Coro::current == $Coro::main;	516	return if tick_inhibit || $Coro::current == $Coro::main;
436		517
437	my ($time, $pri, $name) = @_;	518	my ($time, $pri, $name) = @_;
438		519
439	$time = $TICK * .6 if $time > $TICK * .6;	520	$time = clamp $time, 0.01, $TICK * .6;
		521
440	my $sig = new Coro::Signal;	522	my $sig = new Coro::Signal;
441		523
442	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	524	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
443	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	525	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
444	$SLOT_QUEUE->ready;	526	$SLOT_QUEUE->ready;
…		…
470	=cut	552	=cut
471		553
472	sub sync_job(&) {	554	sub sync_job(&) {
473	my ($job) = @_;	555	my ($job) = @_;
474		556
475	if ($Coro::current == $Coro::main) {	557	if (in_main) {
476	my $time = EV::time;	558	my $time = AE::time;
477		559
478	# this is the main coro, too bad, we have to block	560	# this is the main coro, too bad, we have to block
479	# till the operation succeeds, freezing the server :/	561	# till the operation succeeds, freezing the server :/
480		562
481	LOG llevError, Carp::longmess "sync job";#d#	563	#LOG llevError, Carp::longmess "sync job";#d#
482		564
483	my $freeze_guard = freeze_mainloop;	565	my $freeze_guard = freeze_mainloop;
484		566
485	my $busy = 1;	567	my $busy = 1;
486	my @res;	568	my @res;
487		569
488	(async {	570	(async {
489	$Coro::current->desc ("sync job coro");	571	$Coro::current->desc ("sync job coro");
490	@res = eval { $job->() };	572	@res = eval { $job->() };
491	warn $@ if $@;	573	error $@ if $@;
492	undef $busy;	574	undef $busy;
493	})->prio (Coro::PRIO_MAX);	575	})->prio (Coro::PRIO_MAX);
494		576
495	while ($busy) {	577	while ($busy) {
496	if (Coro::nready) {	578	if (Coro::nready) {
…		…
498	} else {	580	} else {
499	EV::loop EV::LOOP_ONESHOT;	581	EV::loop EV::LOOP_ONESHOT;
500	}	582	}
501	}	583	}
502		584
503	my $time = EV::time - $time;	585	my $time = AE::time - $time;
504		586
505	$TICK_START += $time; # do not account sync jobs to server load	587	$TICK_START += $time; # do not account sync jobs to server load
506		588
507	wantarray ? @res : $res[0]	589	wantarray ? @res : $res[0]
508	} else {	590	} else {
…		…
530	$EXT_CORO{$coro+0} = $coro;	612	$EXT_CORO{$coro+0} = $coro;
531		613
532	$coro	614	$coro
533	}	615	}
534		616
535	=item fork_call { }, $args	617	=item fork_call { }, @args
536		618
537	Executes the given code block with the given arguments in a seperate	619	Executes the given code block with the given arguments in a seperate
538	process, returning the results. Everything must be serialisable with	620	process, returning the results. Everything must be serialisable with
539	Coro::Storable. May, of course, block. Note that the executed sub may	621	Coro::Storable. May, of course, block. Note that the executed sub may
540	never block itself or use any form of event handling.	622	never block itself or use any form of event handling.
541		623
542	=cut	624	=cut
543		625
		626	sub post_fork {
		627	reset_signals;
		628	}
		629
544	sub fork_call(&@) {	630	sub fork_call(&@) {
545	my ($cb, @args) = @_;	631	my ($cb, @args) = @_;
546		632
547	# we seemingly have to make a local copy of the whole thing,	633	# we seemingly have to make a local copy of the whole thing,
548	# otherwise perl prematurely frees the stuff :/	634	# otherwise perl prematurely frees the stuff :/
549	# TODO: investigate and fix (likely this will be rather laborious)	635	# TODO: investigate and fix (likely this will be rather laborious)
550		636
551	my @res = Coro::Util::fork_eval {	637	my @res = Coro::Util::fork_eval {
552	reset_signals;	638	cf::post_fork;
553	&$cb	639	&$cb
554	}, @args;	640	} @args;
555		641
556	wantarray ? @res : $res[-1]	642	wantarray ? @res : $res[-1]
		643	}
		644
		645	sub objinfo {
		646	(
		647	"counter value" => cf::object::object_count,
		648	"objects created" => cf::object::create_count,
		649	"objects destroyed" => cf::object::destroy_count,
		650	"freelist size" => cf::object::free_count,
		651	"allocated objects" => cf::object::objects_size,
		652	"active objects" => cf::object::actives_size,
		653	)
557	}	654	}
558		655
559	=item $coin = coin_from_name $name	656	=item $coin = coin_from_name $name
560		657
561	=cut	658	=cut
…		…
598	within each server.	695	within each server.
599		696
600	=cut	697	=cut
601		698
602	sub db_table($) {	699	sub db_table($) {
		700	cf::error "db_get called from main context"
		701	if $Coro::current == $Coro::main;
		702
603	my ($name) = @_;	703	my ($name) = @_;
604	my $db = BDB::db_create $DB_ENV;	704	my $db = BDB::db_create $DB_ENV;
605		705
606	eval {	706	eval {
607	$db->set_flags (BDB::CHKSUM);	707	$db->set_flags (BDB::CHKSUM);
…		…
617	}	717	}
618		718
619	our $DB;	719	our $DB;
620		720
621	sub db_init {	721	sub db_init {
622	cf::sync_job {
623	$DB ||= db_table "db";	722	$DB ||= db_table "db";
624	};
625	}	723	}
626		724
627	sub db_get($$) {	725	sub db_get($$) {
628	my $key = "$_[0]/$_[1]";	726	my $key = "$_[0]/$_[1]";
629		727
630	cf::sync_job {	728	cf::error "db_get called from main context"
		729	if $Coro::current == $Coro::main;
		730
631	BDB::db_get $DB, undef, $key, my $data;	731	BDB::db_get $DB, undef, $key, my $data;
632		732
633	$! ? ()	733	$! ? ()
634	: $data	734	: $data
635	}
636	}	735	}
637		736
638	sub db_put($$$) {	737	sub db_put($$$) {
639	BDB::dbreq_pri 4;	738	BDB::dbreq_pri 4;
640	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	739	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
696		795
697	my $t1 = Time::HiRes::time;	796	my $t1 = Time::HiRes::time;
698	my $data = $process->(\@data);	797	my $data = $process->(\@data);
699	my $t2 = Time::HiRes::time;	798	my $t2 = Time::HiRes::time;
700		799
701	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	800	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
702		801
703	db_put cache => "$id/data", $data;	802	db_put cache => "$id/data", $data;
704	db_put cache => "$id/md5" , $md5;	803	db_put cache => "$id/md5" , $md5;
705	db_put cache => "$id/meta", $meta;	804	db_put cache => "$id/meta", $meta;
706		805
…		…
716		815
717	=cut	816	=cut
718		817
719	sub datalog($@) {	818	sub datalog($@) {
720	my ($type, %kv) = @_;	819	my ($type, %kv) = @_;
721	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	820	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
722	}	821	}
723		822
724	=back	823	=back
725		824
726	=cut	825	=cut
727		826
728	#############################################################################	827	#############################################################################
729		828
730	=head2 ATTACHABLE OBJECTS	829	=head2 ATTACHABLE OBJECTS
731		830
732	Many objects in crossfire are so-called attachable objects. That means you can	831	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")	832	attach callbacks/event handlers (a collection of which is called an "attachment")
734	to it. All such attachable objects support the following methods.	833	to it. All such attachable objects support the following methods.
735		834
736	In the following description, CLASS can be any of C<global>, C<object>	835	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	836	C<player>, C<client> or C<map> (i.e. the attachable objects in
…		…
787	=item cf::CLASS::attachment $name, ...	886	=item cf::CLASS::attachment $name, ...
788		887
789	Register an attachment by C<$name> through which attachable objects of the	888	Register an attachment by C<$name> through which attachable objects of the
790	given CLASS can refer to this attachment.	889	given CLASS can refer to this attachment.
791		890
792	Some classes such as crossfire maps and objects can specify attachments	891	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.	892	that are attached at load/instantiate time, thus the need for a name.
794		893
795	These calls expect any number of the following handler/hook descriptions:	894	These calls expect any number of the following handler/hook descriptions:
796		895
797	=over 4	896	=over 4
…		…
921		1020
922	} elsif (exists $cb_id{$type}) {	1021	} elsif (exists $cb_id{$type}) {
923	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1022	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
924		1023
925	} elsif (ref $type) {	1024	} elsif (ref $type) {
926	warn "attaching objects not supported, ignoring.\n";	1025	error "attaching objects not supported, ignoring.\n";
927		1026
928	} else {	1027	} else {
929	shift @arg;	1028	shift @arg;
930	warn "attach argument '$type' not supported, ignoring.\n";	1029	error "attach argument '$type' not supported, ignoring.\n";
931	}	1030	}
932	}	1031	}
933	}	1032	}
934		1033
935	sub _object_attach {	1034	sub _object_attach {
…		…
945	_attach $registry, $klass, @attach;	1044	_attach $registry, $klass, @attach;
946	}	1045	}
947		1046
948	$obj->{$name} = \%arg;	1047	$obj->{$name} = \%arg;
949	} else {	1048	} else {
950	warn "object uses attachment '$name' which is not available, postponing.\n";	1049	info "object uses attachment '$name' which is not available, postponing.\n";
951	}	1050	}
952		1051
953	$obj->{_attachment}{$name} = undef;	1052	$obj->{_attachment}{$name} = undef;
954	}	1053	}
955		1054
…		…
1014		1113
1015	for (@$callbacks) {	1114	for (@$callbacks) {
1016	eval { &{$_->[1]} };	1115	eval { &{$_->[1]} };
1017		1116
1018	if ($@) {	1117	if ($@) {
1019	warn "$@";
1020	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1118	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1021	override;	1119	override;
1022	}	1120	}
1023		1121
1024	return 1 if $override;	1122	return 1 if $override;
1025	}	1123	}
…		…
1088		1186
1089	sub reattach {	1187	sub reattach {
1090	# basically do the same as instantiate, without calling instantiate	1188	# basically do the same as instantiate, without calling instantiate
1091	my ($obj) = @_;	1189	my ($obj) = @_;
1092		1190
		1191	# no longer needed after getting rid of delete_package?
1093	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1192	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1094		1193
1095	my $registry = $obj->registry;	1194	my $registry = $obj->registry;
1096		1195
1097	@$registry = ();	1196	@$registry = ();
1098		1197
…		…
1103	for (@$attach) {	1202	for (@$attach) {
1104	my ($klass, @attach) = @$_;	1203	my ($klass, @attach) = @$_;
1105	_attach $registry, $klass, @attach;	1204	_attach $registry, $klass, @attach;
1106	}	1205	}
1107	} else {	1206	} else {
1108	warn "object uses attachment '$name' that is not available, postponing.\n";	1207	info "object uses attachment '$name' that is not available, postponing.\n";
1109	}	1208	}
1110	}	1209	}
1111	}	1210	}
1112		1211
1113	cf::attachable->attach (	1212	cf::attachable->attach (
…		…
1140	my ($filename, $rdata, $objs) = @_;	1239	my ($filename, $rdata, $objs) = @_;
1141		1240
1142	sync_job {	1241	sync_job {
1143	if (length $$rdata) {	1242	if (length $$rdata) {
1144	utf8::decode (my $decname = $filename);	1243	utf8::decode (my $decname = $filename);
1145	warn sprintf "saving %s (%d,%d)\n",	1244	trace sprintf "saving %s (%d,%d)\n",
1146	$decname, length $$rdata, scalar @$objs;	1245	$decname, length $$rdata, scalar @$objs
		1246	if $VERBOSE_IO;
1147		1247
1148	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1248	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1149	aio_chmod $fh, SAVE_MODE;	1249	aio_chmod $fh, SAVE_MODE;
1150	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1250	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1151	aio_fsync $fh if $cf::USE_FSYNC;	1251	if ($cf::USE_FSYNC) {
		1252	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;
		1253	aio_fsync $fh;
		1254	}
1152	aio_close $fh;	1255	aio_close $fh;
1153		1256
1154	if (@$objs) {	1257	if (@$objs) {
1155	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1258	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1156	aio_chmod $fh, SAVE_MODE;	1259	aio_chmod $fh, SAVE_MODE;
1157	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1260	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1158	aio_write $fh, 0, (length $data), $data, 0;	1261	aio_write $fh, 0, (length $data), $data, 0;
1159	aio_fsync $fh if $cf::USE_FSYNC;	1262	if ($cf::USE_FSYNC) {
		1263	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;
		1264	aio_fsync $fh;
		1265	}
1160	aio_close $fh;	1266	aio_close $fh;
1161	aio_rename "$filename.pst~", "$filename.pst";	1267	aio_rename "$filename.pst~", "$filename.pst";
1162	}	1268	}
1163	} else {	1269	} else {
1164	aio_unlink "$filename.pst";	1270	aio_unlink "$filename.pst";
1165	}	1271	}
1166		1272
1167	aio_rename "$filename~", $filename;	1273	aio_rename "$filename~", $filename;
		1274
		1275	$filename =~ s%/[^/]+$%%;
		1276	aio_pathsync $filename if $cf::USE_FSYNC;
1168	} else {	1277	} else {
1169	warn "FATAL: $filename~: $!\n";	1278	error "unable to save objects: $filename~: $!\n";
1170	}	1279	}
1171	} else {	1280	} else {
1172	aio_unlink $filename;	1281	aio_unlink $filename;
1173	aio_unlink "$filename.pst";	1282	aio_unlink "$filename.pst";
1174	}	1283	}
…		…
1198	my $st = eval { Coro::Storable::thaw $av };	1307	my $st = eval { Coro::Storable::thaw $av };
1199	$av = $st->{objs};	1308	$av = $st->{objs};
1200	}	1309	}
1201		1310
1202	utf8::decode (my $decname = $filename);	1311	utf8::decode (my $decname = $filename);
1203	warn sprintf "loading %s (%d,%d)\n",	1312	trace sprintf "loading %s (%d,%d)\n",
1204	$decname, length $data, scalar @{$av || []};	1313	$decname, length $data, scalar @{$av || []}
		1314	if $VERBOSE_IO;
1205		1315
1206	($data, $av)	1316	($data, $av)
1207	}	1317	}
1208		1318
1209	=head2 COMMAND CALLBACKS	1319	=head2 COMMAND CALLBACKS
…		…
1265	my ($name, $cb) = @_;	1375	my ($name, $cb) = @_;
1266		1376
1267	$EXTICMD{$name} = $cb;	1377	$EXTICMD{$name} = $cb;
1268	}	1378	}
1269		1379
		1380	use File::Glob ();
		1381
1270	cf::player->attach (	1382	cf::player->attach (
1271	on_command => sub {	1383	on_unknown_command => sub {
1272	my ($pl, $name, $params) = @_;	1384	my ($pl, $name, $params) = @_;
1273		1385
1274	my $cb = $COMMAND{$name}	1386	my $cb = $COMMAND{$name}
1275	or return;	1387	or return;
1276		1388
…		…
1299		1411
1300	$pl->ext_reply ($reply, @reply)	1412	$pl->ext_reply ($reply, @reply)
1301	if $reply;	1413	if $reply;
1302		1414
1303	} else {	1415	} else {
1304	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1416	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1305	}	1417	}
1306		1418
1307	cf::override;	1419	cf::override;
1308	},	1420	},
1309	);	1421	);
1310		1422
		1423	# "readahead" all extensions
		1424	sub cache_extensions {
		1425	my $grp = IO::AIO::aio_group;
		1426
		1427	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1428	for (grep /\.ext$/, @{$_[0]}) {
		1429	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1430	}
		1431	};
		1432
		1433	$grp
		1434	}
		1435
1311	sub load_extensions {	1436	sub load_extensions {
		1437	info "loading extensions...";
		1438
1312	cf::sync_job {	1439	cf::sync_job {
1313	my %todo;	1440	my %todo;
1314		1441
1315	for my $path (<$LIBDIR/*.ext>) {	1442	for my $path (<$LIBDIR/*.ext>) {
1316	next unless -r $path;	1443	next unless -r $path;
…		…
1334		1461
1335	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1462	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1336	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1463	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1337		1464
1338	$ext{source} =	1465	$ext{source} =
1339	"package $pkg; use strict; use utf8;\n"	1466	"package $pkg; use common::sense;\n"
1340	. "#line 1 \"$path\"\n{\n"	1467	. "#line 1 \"$path\"\n{\n"
1341	. $source	1468	. $source
1342	. "\n};\n1";	1469	. "\n};\n1";
1343		1470
1344	$todo{$base} = \%ext;	1471	$todo{$base} = \%ext;
1345	}	1472	}
1346		1473
		1474	my $pass = 0;
1347	my %done;	1475	my %done;
1348	while (%todo) {	1476	while (%todo) {
1349	my $progress;	1477	my $progress;
1350		1478
		1479	++$pass;
		1480
		1481	ext:
1351	while (my ($k, $v) = each %todo) {	1482	while (my ($k, $v) = each %todo) {
1352	for (split /,\s*/, $v->{meta}{depends}) {	1483	for (split /,\s*/, $v->{meta}{depends}) {
1353	goto skip	1484	next ext
1354	unless exists $done{$_};	1485	unless exists $done{$_};
1355	}	1486	}
1356		1487
1357	warn "... loading '$k' into '$v->{pkg}'\n";	1488	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1358		1489
1359	unless (eval $v->{source}) {	1490	my $active = eval $v->{source};
		1491
		1492	if (length $@) {
1360	my $msg = $@ ? "$v->{path}: $@\n"	1493	error "$v->{path}: $@\n";
1361	: "$v->{base}: extension inactive.\n";
1362		1494
1363	if (exists $v->{meta}{mandatory}) {
1364	warn $msg;
1365	cf::cleanup "mandatory extension failed to load, exiting.";	1495	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1366	}	1496	if exists $v->{meta}{mandatory};
1367		1497
1368	warn $msg;	1498	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1499	delete $todo{$k};
		1500	} else {
		1501	$done{$k} = delete $todo{$k};
		1502	push @EXTS, $v->{pkg};
		1503	$progress = 1;
		1504
		1505	info "$v->{base}: extension inactive.\n"
		1506	unless $active;
1369	}	1507	}
1370
1371	$done{$k} = delete $todo{$k};
1372	push @EXTS, $v->{pkg};
1373	$progress = 1;
1374	}	1508	}
1375		1509
1376	skip:	1510	unless ($progress) {
1377	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1511	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1378	unless $progress;	1512
		1513	while (my ($k, $v) = each %todo) {
		1514	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1515	if exists $v->{meta}{mandatory};
		1516	}
		1517	}
1379	}	1518	}
1380	};	1519	};
1381	}	1520	}
1382		1521
1383	#############################################################################	1522	#############################################################################
1384		1523
1385	=back	1524	=back
1386		1525
1387	=head2 CORE EXTENSIONS	1526	=head2 CORE EXTENSIONS
1388		1527
1389	Functions and methods that extend core crossfire objects.	1528	Functions and methods that extend core deliantra objects.
1390		1529
1391	=cut	1530	=cut
1392		1531
1393	package cf::player;	1532	package cf::player;
1394		1533
…		…
1437		1576
1438	sub exists($) {	1577	sub exists($) {
1439	my ($login) = @_;	1578	my ($login) = @_;
1440		1579
1441	$cf::PLAYER{$login}	1580	$cf::PLAYER{$login}
1442	or cf::sync_job { !aio_stat path $login }	1581	or !aio_stat path $login
1443	}	1582	}
1444		1583
1445	sub find($) {	1584	sub find($) {
1446	return $cf::PLAYER{$_[0]} || do {	1585	return $cf::PLAYER{$_[0]} || do {
1447	my $login = $_[0];	1586	my $login = $_[0];
…		…
1467	$cf::PLAYER{$login} = $pl	1606	$cf::PLAYER{$login} = $pl
1468	}	1607	}
1469	}	1608	}
1470	}	1609	}
1471		1610
		1611	cf::player->attach (
		1612	on_load => sub {
		1613	my ($pl, $path) = @_;
		1614
		1615	# restore slots saved in save, below
		1616	my $slots = delete $pl->{_slots};
		1617
		1618	$pl->ob->current_weapon ($slots->[0]);
		1619	$pl->combat_ob ($slots->[1]);
		1620	$pl->ranged_ob ($slots->[2]);
		1621	},
		1622	);
		1623
1472	sub save($) {	1624	sub save($) {
1473	my ($pl) = @_;	1625	my ($pl) = @_;
1474		1626
1475	return if $pl->{deny_save};	1627	return if $pl->{deny_save};
1476		1628
…		…
1481		1633
1482	aio_mkdir playerdir $pl, 0770;	1634	aio_mkdir playerdir $pl, 0770;
1483	$pl->{last_save} = $cf::RUNTIME;	1635	$pl->{last_save} = $cf::RUNTIME;
1484		1636
1485	cf::get_slot 0.01;	1637	cf::get_slot 0.01;
		1638
		1639	# save slots, to be restored later
		1640	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1486		1641
1487	$pl->save_pl ($path);	1642	$pl->save_pl ($path);
1488	cf::cede_to_tick;	1643	cf::cede_to_tick;
1489	}	1644	}
1490		1645
…		…
1522	my ($pl) = @_;	1677	my ($pl) = @_;
1523		1678
1524	my $name = $pl->ob->name;	1679	my $name = $pl->ob->name;
1525		1680
1526	$pl->{deny_save} = 1;	1681	$pl->{deny_save} = 1;
1527	$pl->password ("*"); # this should lock out the player until we nuked the dir	1682	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1528		1683
1529	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1684	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1530	$pl->deactivate;	1685	$pl->deactivate;
		1686
1531	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;	1687	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1532	$pl->ob->check_score;
1533	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1688	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1689	ext::highscore::check ($pl->ob);
		1690
1534	$pl->ns->destroy if $pl->ns;	1691	$pl->ns->destroy if $pl->ns;
1535		1692
1536	my $path = playerdir $pl;	1693	my $path = playerdir $pl;
1537	my $temp = "$path~$cf::RUNTIME~deleting~";	1694	my $temp = "$path~$cf::RUNTIME~deleting~";
1538	aio_rename $path, $temp;	1695	aio_rename $path, $temp;
…		…
1592	\@logins	1749	\@logins
1593	}	1750	}
1594		1751
1595	=item $player->maps	1752	=item $player->maps
1596		1753
		1754	=item cf::player::maps $login
		1755
1597	Returns an arrayref of map paths that are private for this	1756	Returns an arrayref of map paths that are private for this
1598	player. May block.	1757	player. May block.
1599		1758
1600	=cut	1759	=cut
1601		1760
…		…
1618	}	1777	}
1619		1778
1620	\@paths	1779	\@paths
1621	}	1780	}
1622		1781
1623	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1782	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1624		1783
1625	Expand crossfire pod fragments into protocol xml.	1784	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		1785
1716	=item $player->ext_reply ($msgid, @msg)	1786	=item $player->ext_reply ($msgid, @msg)
1717		1787
1718	Sends an ext reply to the player.	1788	Sends an ext reply to the player.
1719		1789
…		…
1751		1821
1752	=cut	1822	=cut
1753		1823
1754	sub find_by_path($) {	1824	sub find_by_path($) {
1755	my ($path) = @_;	1825	my ($path) = @_;
		1826
		1827	$path =~ s/^~[^\/]*//; # skip ~login
1756		1828
1757	my ($match, $specificity);	1829	my ($match, $specificity);
1758		1830
1759	for my $region (list) {	1831	for my $region (list) {
1760	if ($region->{match} && $path =~ $region->{match}) {	1832	if ($region->{match} && $path =~ $region->{match}) {
…		…
1789	sub generate_random_map {	1861	sub generate_random_map {
1790	my ($self, $rmp) = @_;	1862	my ($self, $rmp) = @_;
1791		1863
1792	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	1864	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1793		1865
1794	# mit "rum" bekleckern, nicht
1795	$self->_create_random_map (	1866	$self->_create_random_map ($rmp);
1796	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1797	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1798	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1799	$rmp->{exit_on_final_map},
1800	$rmp->{xsize}, $rmp->{ysize},
1801	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1802	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1803	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1804	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1805	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1806	(cf::region::find $rmp->{region}), $rmp->{custom}
1807	)
1808	}	1867	}
1809		1868
1810	=item cf::map->register ($regex, $prio)	1869	=item cf::map->register ($regex, $prio)
1811		1870
1812	Register a handler for the map path matching the given regex at the	1871	Register a handler for the map path matching the given regex at the
…		…
1817		1876
1818	sub register {	1877	sub register {
1819	my (undef, $regex, $prio) = @_;	1878	my (undef, $regex, $prio) = @_;
1820	my $pkg = caller;	1879	my $pkg = caller;
1821		1880
1822	no strict;
1823	push @{"$pkg\::ISA"}, __PACKAGE__;	1881	push @{"$pkg\::ISA"}, __PACKAGE__;
1824		1882
1825	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1883	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1826	}	1884	}
1827		1885
1828	# also paths starting with '/'	1886	# also paths starting with '/'
1829	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1887	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1830		1888
1831	sub thawer_merge {	1889	sub thawer_merge {
1832	my ($self, $merge) = @_;	1890	my ($self, $merge) = @_;
1833		1891
1834	# we have to keep some variables in memory intact	1892	# we have to keep some variables in memory intact
…		…
1839	}	1897	}
1840		1898
1841	sub normalise {	1899	sub normalise {
1842	my ($path, $base) = @_;	1900	my ($path, $base) = @_;
1843		1901
1844	$path = "$path"; # make sure its a string	1902	$path = "$path"; # make sure it's a string
1845		1903
1846	$path =~ s/\.map$//;	1904	$path =~ s/\.map$//;
1847		1905
1848	# map plan:	1906	# map plan:
1849	#	1907	#
…		…
1864	$base =~ s{[^/]+/?$}{};	1922	$base =~ s{[^/]+/?$}{};
1865	$path = "$base/$path";	1923	$path = "$base/$path";
1866	}	1924	}
1867		1925
1868	for ($path) {	1926	for ($path) {
1869	redo if s{//}{/};
1870	redo if s{/\.?/}{/};	1927	redo if s{/\.?/}{/};
1871	redo if s{/[^/]+/\.\./}{/};	1928	redo if s{/[^/]+/\.\./}{/};
1872	}	1929	}
1873		1930
1874	$path	1931	$path
…		…
1888	$self->init; # pass $1 etc.	1945	$self->init; # pass $1 etc.
1889	return $self;	1946	return $self;
1890	}	1947	}
1891	}	1948	}
1892		1949
1893	Carp::cluck "unable to resolve path '$path' (base '$base').";	1950	Carp::cluck "unable to resolve path '$path' (base '$base')";
1894	()	1951	()
1895	}	1952	}
1896		1953
1897	sub init {	1954	sub init {
1898	my ($self) = @_;	1955	my ($self) = @_;
…		…
1930	sub uniq_path {	1987	sub uniq_path {
1931	my ($self) = @_;	1988	my ($self) = @_;
1932		1989
1933	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	1990	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1934	"$UNIQUEDIR/$path"	1991	"$UNIQUEDIR/$path"
1935	}
1936
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 $_->outdoor, values %cf::MAP;
1944	}	1992	}
1945		1993
1946	sub decay_objects {	1994	sub decay_objects {
1947	my ($self) = @_;	1995	my ($self) = @_;
1948		1996
…		…
2030		2078
2031	sub find;	2079	sub find;
2032	sub find {	2080	sub find {
2033	my ($path, $origin) = @_;	2081	my ($path, $origin) = @_;
2034		2082
		2083	cf::cede_to_tick;
		2084
2035	$path = normalise $path, $origin && $origin->path;	2085	$path = normalise $path, $origin && $origin->path;
2036		2086
2037	cf::lock_wait "map_data:$path";#d#remove	2087	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
2038	cf::lock_wait "map_find:$path";	2088	my $guard2 = cf::lock_acquire "map_find:$path";
2039		2089
2040	$cf::MAP{$path} || do {	2090	$cf::MAP{$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	2091	my $map = new_from_path cf::map $path
2045	or return;	2092	or return;
2046		2093
2047	$map->{last_save} = $cf::RUNTIME;	2094	$map->{last_save} = $cf::RUNTIME;
2048		2095
…		…
2060		2107
2061	$cf::MAP{$path} = $map	2108	$cf::MAP{$path} = $map
2062	}	2109	}
2063	}	2110	}
2064		2111
2065	sub pre_load { }	2112	sub pre_load { }
2066	sub post_load { }	2113	#sub post_load { } # XS
2067		2114
2068	sub load {	2115	sub load {
2069	my ($self) = @_;	2116	my ($self) = @_;
2070		2117
2071	local $self->{deny_reset} = 1; # loading can take a long time	2118	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2088	my $f = new_from_file cf::object::thawer $self->{load_path};	2135	my $f = new_from_file cf::object::thawer $self->{load_path};
2089	$f->skip_block;	2136	$f->skip_block;
2090	$self->_load_objects ($f)	2137	$self->_load_objects ($f)
2091	or return;	2138	or return;
2092		2139
2093	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2140	$self->post_load_original
2094	if delete $self->{load_original};	2141	if delete $self->{load_original};
2095		2142
2096	if (my $uniq = $self->uniq_path) {	2143	if (my $uniq = $self->uniq_path) {
2097	utf8::encode $uniq;	2144	utf8::encode $uniq;
2098	unless (aio_stat $uniq) {	2145	unless (aio_stat $uniq) {
…		…
2116	unless ($self->{deny_activate}) {	2163	unless ($self->{deny_activate}) {
2117	$self->decay_objects;	2164	$self->decay_objects;
2118	$self->fix_auto_apply;	2165	$self->fix_auto_apply;
2119	$self->update_buttons;	2166	$self->update_buttons;
2120	cf::cede_to_tick;	2167	cf::cede_to_tick;
2121	$self->set_darkness_map;
2122	cf::cede_to_tick;
2123	$self->activate;	2168	$self->activate;
2124	}	2169	}
2125		2170
2126	$self->{last_save} = $cf::RUNTIME;	2171	$self->{last_save} = $cf::RUNTIME;
2127	$self->last_access ($cf::RUNTIME);	2172	$self->last_access ($cf::RUNTIME);
2128		2173
2129	$self->in_memory (cf::MAP_ACTIVE);	2174	$self->in_memory (cf::MAP_ACTIVE);
2130	}	2175	}
2131		2176
2132	$self->post_load;	2177	$self->post_load;
2133	}
2134		2178
		2179	1
		2180	}
		2181
		2182	# customize the map for a given player, i.e.
		2183	# return the _real_ map. used by e.g. per-player
		2184	# maps to change the path to ~playername/mappath
2135	sub customise_for {	2185	sub customise_for {
2136	my ($self, $ob) = @_;	2186	my ($self, $ob) = @_;
2137		2187
2138	return find "~" . $ob->name . "/" . $self->{path}	2188	return find "~" . $ob->name . "/" . $self->{path}
2139	if $self->per_player;	2189	if $self->per_player;
…		…
2155	or next;	2205	or next;
2156	$neigh = find $neigh, $map	2206	$neigh = find $neigh, $map
2157	or next;	2207	or next;
2158	$neigh->load;	2208	$neigh->load;
2159		2209
		2210	# now find the diagonal neighbours
2160	push @neigh,	2211	push @neigh,
2161	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2212	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2162	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2213	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2163	}	2214	}
2164		2215
…		…
2171	}	2222	}
2172		2223
2173	sub find_sync {	2224	sub find_sync {
2174	my ($path, $origin) = @_;	2225	my ($path, $origin) = @_;
2175		2226
2176	cf::sync_job { find $path, $origin }	2227	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2228	if $Coro::current == $Coro::main;
		2229
		2230	find $path, $origin
2177	}	2231	}
2178		2232
2179	sub do_load_sync {	2233	sub do_load_sync {
2180	my ($map) = @_;	2234	my ($map) = @_;
2181		2235
2182	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2236	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2183	if $Coro::current == $Coro::main;	2237	if $Coro::current == $Coro::main;
2184		2238
2185	cf::sync_job { $map->load };	2239	$map->load;
2186	}	2240	}
2187		2241
2188	our %MAP_PREFETCH;	2242	our %MAP_PREFETCH;
2189	our $MAP_PREFETCHER = undef;	2243	our $MAP_PREFETCHER = undef;
2190		2244
…		…
2216	$MAP_PREFETCHER->prio (6);	2270	$MAP_PREFETCHER->prio (6);
2217		2271
2218	()	2272	()
2219	}	2273	}
2220		2274
		2275	# common code, used by both ->save and ->swapout
2221	sub save {	2276	sub _save {
2222	my ($self) = @_;	2277	my ($self) = @_;
2223
2224	my $lock = cf::lock_acquire "map_data:$self->{path}";
2225		2278
2226	$self->{last_save} = $cf::RUNTIME;	2279	$self->{last_save} = $cf::RUNTIME;
2227		2280
2228	return unless $self->dirty;	2281	return unless $self->dirty;
2229		2282
…		…
2249	} else {	2302	} else {
2250	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2303	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2251	}	2304	}
2252	}	2305	}
2253		2306
		2307	sub save {
		2308	my ($self) = @_;
		2309
		2310	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2311
		2312	$self->_save;
		2313	}
		2314
2254	sub swap_out {	2315	sub swap_out {
2255	my ($self) = @_;	2316	my ($self) = @_;
2256		2317
2257	# save first because save cedes
2258	$self->save;
2259
2260	my $lock = cf::lock_acquire "map_data:$self->{path}";	2318	my $lock = cf::lock_acquire "map_data:$self->{path}";
2261		2319
2262	return if $self->players;
2263	return if $self->in_memory != cf::MAP_ACTIVE;	2320	return if $self->in_memory != cf::MAP_ACTIVE;
2264	return if $self->{deny_save};	2321	return if $self->{deny_save};
		2322	return if $self->players;
2265		2323
		2324	# first deactivate the map and "unlink" it from the core
		2325	$self->deactivate;
		2326	$_->clear_links_to ($self) for values %cf::MAP;
2266	$self->in_memory (cf::MAP_SWAPPED);	2327	$self->in_memory (cf::MAP_SWAPPED);
		2328
		2329	# then atomically save
		2330	$self->_save;
		2331
		2332	# then free the map
		2333	$self->clear;
		2334	}
		2335
		2336	sub reset_at {
		2337	my ($self) = @_;
		2338
		2339	# TODO: safety, remove and allow resettable per-player maps
		2340	return 1e99 if $self->{deny_reset};
		2341
		2342	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2343	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2344
		2345	$time + $to
		2346	}
		2347
		2348	sub should_reset {
		2349	my ($self) = @_;
		2350
		2351	$self->reset_at <= $cf::RUNTIME
		2352	}
		2353
		2354	sub reset {
		2355	my ($self) = @_;
		2356
		2357	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2358
		2359	return if $self->players;
		2360
		2361	cf::trace "resetting map ", $self->path, "\n";
		2362
		2363	$self->in_memory (cf::MAP_SWAPPED);
		2364
		2365	# need to save uniques path
		2366	unless ($self->{deny_save}) {
		2367	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2368
		2369	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2370	if $uniq;
		2371	}
		2372
		2373	delete $cf::MAP{$self->path};
2267		2374
2268	$self->deactivate;	2375	$self->deactivate;
2269	$_->clear_links_to ($self) for values %cf::MAP;	2376	$_->clear_links_to ($self) for values %cf::MAP;
2270	$self->clear;	2377	$self->clear;
2271	}
2272
2273	sub reset_at {
2274	my ($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		2378
2316	$self->unlink_save;	2379	$self->unlink_save;
2317	$self->destroy;	2380	$self->destroy;
2318	}	2381	}
2319		2382
…		…
2327		2390
2328	delete $cf::MAP{$self->path};	2391	delete $cf::MAP{$self->path};
2329		2392
2330	$self->unlink_save;	2393	$self->unlink_save;
2331		2394
2332	bless $self, "cf::map";	2395	bless $self, "cf::map::wrap";
2333	delete $self->{deny_reset};	2396	delete $self->{deny_reset};
2334	$self->{deny_save} = 1;	2397	$self->{deny_save} = 1;
2335	$self->reset_timeout (1);	2398	$self->reset_timeout (1);
2336	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2399	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2337		2400
…		…
2394	: normalise $_	2457	: normalise $_
2395	} @{ aio_readdir $UNIQUEDIR or [] }	2458	} @{ aio_readdir $UNIQUEDIR or [] }
2396	]	2459	]
2397	}	2460	}
2398		2461
		2462	=item cf::map::static_maps
		2463
		2464	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2465	file in the shared directory excluding F</styles> and F</editor>). May
		2466	block.
		2467
		2468	=cut
		2469
		2470	sub static_maps() {
		2471	my @dirs = "";
		2472	my @maps;
		2473
		2474	while (@dirs) {
		2475	my $dir = shift @dirs;
		2476
		2477	next if $dir eq "/styles" || $dir eq "/editor";
		2478
		2479	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2480	or return;
		2481
		2482	for (@$files) {
		2483	s/\.map$// or next;
		2484	utf8::decode $_;
		2485	push @maps, "$dir/$_";
		2486	}
		2487
		2488	push @dirs, map "$dir/$_", @$dirs;
		2489	}
		2490
		2491	\@maps
		2492	}
		2493
2399	=back	2494	=back
2400		2495
2401	=head3 cf::object	2496	=head3 cf::object
2402		2497
2403	=cut	2498	=cut
…		…
2468		2563
2469	our $SAY_CHANNEL = {	2564	our $SAY_CHANNEL = {
2470	id => "say",	2565	id => "say",
2471	title => "Map",	2566	title => "Map",
2472	reply => "say ",	2567	reply => "say ",
2473	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",	2568	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2474	};	2569	};
2475		2570
2476	our $CHAT_CHANNEL = {	2571	our $CHAT_CHANNEL = {
2477	id => "chat",	2572	id => "chat",
2478	title => "Chat",	2573	title => "Chat",
…		…
2533		2628
2534	=item $player_object->enter_link	2629	=item $player_object->enter_link
2535		2630
2536	Freezes the player and moves him/her to a special map (C<{link}>).	2631	Freezes the player and moves him/her to a special map (C<{link}>).
2537		2632
2538	The player should be reasonably safe there for short amounts of time. You	2633	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.	2634	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2635	though, as the player cannot control the character while it is on the link
		2636	map.
2540		2637
2541	Will never block.	2638	Will never block.
2542		2639
2543	=item $player_object->leave_link ($map, $x, $y)	2640	=item $player_object->leave_link ($map, $x, $y)
2544		2641
…		…
2564	sub cf::object::player::enter_link {	2661	sub cf::object::player::enter_link {
2565	my ($self) = @_;	2662	my ($self) = @_;
2566		2663
2567	$self->deactivate_recursive;	2664	$self->deactivate_recursive;
2568		2665
		2666	++$self->{_link_recursion};
		2667
2569	return if UNIVERSAL::isa $self->map, "ext::map_link";	2668	return if UNIVERSAL::isa $self->map, "ext::map_link";
2570		2669
2571	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2670	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2572	if $self->map && $self->map->{path} ne "{link}";	2671	if $self->map && $self->map->{path} ne "{link}";
2573		2672
2574	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2673	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2575	}	2674	}
2576		2675
2577	sub cf::object::player::leave_link {	2676	sub cf::object::player::leave_link {
2578	my ($self, $map, $x, $y) = @_;	2677	my ($self, $map, $x, $y) = @_;
2579		2678
…		…
2596	($x, $y) = (-1, -1)	2695	($x, $y) = (-1, -1)
2597	unless (defined $x) && (defined $y);	2696	unless (defined $x) && (defined $y);
2598		2697
2599	# use -1 or undef as default coordinates, not 0, 0	2698	# use -1 or undef as default coordinates, not 0, 0
2600	($x, $y) = ($map->enter_x, $map->enter_y)	2699	($x, $y) = ($map->enter_x, $map->enter_y)
2601	if $x <=0 && $y <= 0;	2700	if $x <= 0 && $y <= 0;
2602		2701
2603	$map->load;	2702	$map->load;
2604	$map->load_neighbours;	2703	$map->load_neighbours;
2605		2704
2606	return unless $self->contr->active;	2705	return unless $self->contr->active;
2607	$self->activate_recursive;
2608		2706
2609	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2707	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2610	$self->enter_map ($map, $x, $y);	2708	if ($self->enter_map ($map, $x, $y)) {
2611	}	2709	# entering was successful
		2710	delete $self->{_link_recursion};
		2711	# only activate afterwards, to support waiting in hooks
		2712	$self->activate_recursive;
		2713	}
2612		2714
		2715	}
		2716
2613	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2717	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2614		2718
2615	Moves the player to the given map-path and coordinates by first freezing	2719	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	2720	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	2721	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	2722	the new (success) or old (failed) map position. In either case, $done will
2619	be called at the end of this process.	2723	be called at the end of this process.
2620		2724
		2725	Note that $check will be called with a potentially non-loaded map, so if
		2726	it needs a loaded map it has to call C<< ->load >>.
		2727
2621	=cut	2728	=cut
2622		2729
2623	our $GOTOGEN;	2730	our $GOTOGEN;
2624		2731
2625	sub cf::object::player::goto {	2732	sub cf::object::player::goto {
2626	my ($self, $path, $x, $y, $check, $done) = @_;	2733	my ($self, $path, $x, $y, $check, $done) = @_;
		2734
		2735	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2736	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2737	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2738	($path, $x, $y) = @$EMERGENCY_POSITION;
		2739	}
2627		2740
2628	# do generation counting so two concurrent goto's will be executed in-order	2741	# do generation counting so two concurrent goto's will be executed in-order
2629	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2742	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2630		2743
2631	$self->enter_link;	2744	$self->enter_link;
…		…
2655	my $map = eval {	2768	my $map = eval {
2656	my $map = defined $path ? cf::map::find $path : undef;	2769	my $map = defined $path ? cf::map::find $path : undef;
2657		2770
2658	if ($map) {	2771	if ($map) {
2659	$map = $map->customise_for ($self);	2772	$map = $map->customise_for ($self);
2660	$map = $check->($map) if $check && $map;	2773	$map = $check->($map, $x, $y, $self) if $check && $map;
2661	} else {	2774	} else {
2662	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2775	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2663	}	2776	}
2664		2777
2665	$map	2778	$map
…		…
2673	if ($gen == $self->{_goto_generation}) {	2786	if ($gen == $self->{_goto_generation}) {
2674	delete $self->{_goto_generation};	2787	delete $self->{_goto_generation};
2675	$self->leave_link ($map, $x, $y);	2788	$self->leave_link ($map, $x, $y);
2676	}	2789	}
2677		2790
2678	$done->() if $done;	2791	$done->($self) if $done;
2679	})->prio (1);	2792	})->prio (1);
2680	}	2793	}
2681		2794
2682	=item $player_object->enter_exit ($exit_object)	2795	=item $player_object->enter_exit ($exit_object)
2683		2796
…		…
2771	$self->contr->savebed ($map, $x, $y)	2884	$self->contr->savebed ($map, $x, $y)
2772	if $exit->flag (cf::FLAG_DAMNED);	2885	if $exit->flag (cf::FLAG_DAMNED);
2773		2886
2774	1	2887	1
2775	}) {	2888	}) {
2776	$self->message ("Something went wrong deep within the crossfire server. "	2889	$self->message ("Something went wrong deep within the deliantra server. "
2777	. "I'll try to bring you back to the map you were before. "	2890	. "I'll try to bring you back to the map you were before. "
2778	. "Please report this to the dungeon master!",	2891	. "Please report this to the dungeon master!",
2779	cf::NDI_UNIQUE | cf::NDI_RED);	2892	cf::NDI_UNIQUE | cf::NDI_RED);
2780		2893
2781	warn "ERROR in enter_exit: $@";	2894	error "ERROR in enter_exit: $@";
2782	$self->leave_link;	2895	$self->leave_link;
2783	}	2896	}
2784	})->prio (1);	2897	})->prio (1);
2785	}	2898	}
2786		2899
…		…
2798	sub cf::client::send_drawinfo {	2911	sub cf::client::send_drawinfo {
2799	my ($self, $text, $flags) = @_;	2912	my ($self, $text, $flags) = @_;
2800		2913
2801	utf8::encode $text;	2914	utf8::encode $text;
2802	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2915	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2916	}
		2917
		2918	=item $client->send_big_packet ($pkt)
		2919
		2920	Like C<send_packet>, but tries to compress large packets, and fragments
		2921	them as required.
		2922
		2923	=cut
		2924
		2925	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2926
		2927	sub cf::client::send_big_packet {
		2928	my ($self, $pkt) = @_;
		2929
		2930	# try lzf for large packets
		2931	$pkt = "lzf " . Compress::LZF::compress $pkt
		2932	if 1024 <= length $pkt and $self->{can_lzf};
		2933
		2934	# split very large packets
		2935	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2936	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2937	$pkt = "frag";
		2938	}
		2939
		2940	$self->send_packet ($pkt);
2803	}	2941	}
2804		2942
2805	=item $client->send_msg ($channel, $msg, $color, [extra...])	2943	=item $client->send_msg ($channel, $msg, $color, [extra...])
2806		2944
2807	Send a drawinfo or msg packet to the client, formatting the msg for the	2945	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2811		2949
2812	=cut	2950	=cut
2813		2951
2814	# non-persistent channels (usually the info channel)	2952	# non-persistent channels (usually the info channel)
2815	our %CHANNEL = (	2953	our %CHANNEL = (
		2954	"c/motd" => {
		2955	id => "infobox",
		2956	title => "MOTD",
		2957	reply => undef,
		2958	tooltip => "The message of the day",
		2959	},
2816	"c/identify" => {	2960	"c/identify" => {
2817	id => "infobox",	2961	id => "infobox",
2818	title => "Identify",	2962	title => "Identify",
2819	reply => undef,	2963	reply => undef,
2820	tooltip => "Items recently identified",	2964	tooltip => "Items recently identified",
…		…
2822	"c/examine" => {	2966	"c/examine" => {
2823	id => "infobox",	2967	id => "infobox",
2824	title => "Examine",	2968	title => "Examine",
2825	reply => undef,	2969	reply => undef,
2826	tooltip => "Signs and other items you examined",	2970	tooltip => "Signs and other items you examined",
		2971	},
		2972	"c/shopinfo" => {
		2973	id => "infobox",
		2974	title => "Shop Info",
		2975	reply => undef,
		2976	tooltip => "What your bargaining skill tells you about the shop",
2827	},	2977	},
2828	"c/book" => {	2978	"c/book" => {
2829	id => "infobox",	2979	id => "infobox",
2830	title => "Book",	2980	title => "Book",
2831	reply => undef,	2981	reply => undef,
…		…
2847	id => "infobox",	2997	id => "infobox",
2848	title => "Body Parts",	2998	title => "Body Parts",
2849	reply => undef,	2999	reply => undef,
2850	tooltip => "Shows which body parts you posess and are available",	3000	tooltip => "Shows which body parts you posess and are available",
2851	},	3001	},
		3002	"c/statistics" => {
		3003	id => "infobox",
		3004	title => "Statistics",
		3005	reply => undef,
		3006	tooltip => "Shows your primary statistics",
		3007	},
		3008	"c/skills" => {
		3009	id => "infobox",
		3010	title => "Skills",
		3011	reply => undef,
		3012	tooltip => "Shows your experience per skill and item power",
		3013	},
		3014	"c/shopitems" => {
		3015	id => "infobox",
		3016	title => "Shop Items",
		3017	reply => undef,
		3018	tooltip => "Shows the items currently for sale in this shop",
		3019	},
		3020	"c/resistances" => {
		3021	id => "infobox",
		3022	title => "Resistances",
		3023	reply => undef,
		3024	tooltip => "Shows your resistances",
		3025	},
		3026	"c/pets" => {
		3027	id => "infobox",
		3028	title => "Pets",
		3029	reply => undef,
		3030	tooltip => "Shows information abotu your pets/a specific pet",
		3031	},
		3032	"c/perceiveself" => {
		3033	id => "infobox",
		3034	title => "Perceive Self",
		3035	reply => undef,
		3036	tooltip => "You gained detailed knowledge about yourself",
		3037	},
2852	"c/uptime" => {	3038	"c/uptime" => {
2853	id => "infobox",	3039	id => "infobox",
2854	title => "Uptime",	3040	title => "Uptime",
2855	reply => undef,	3041	reply => undef,
2856	tooltip => "How long the server has been running since last restart",	3042	tooltip => "How long the server has been running since last restart",
…		…
2865	id => "party",	3051	id => "party",
2866	title => "Party",	3052	title => "Party",
2867	reply => "gsay ",	3053	reply => "gsay ",
2868	tooltip => "Messages and chat related to your party",	3054	tooltip => "Messages and chat related to your party",
2869	},	3055	},
		3056	"c/death" => {
		3057	id => "death",
		3058	title => "Death",
		3059	reply => undef,
		3060	tooltip => "Reason for and more info about your most recent death",
		3061	},
		3062	"c/say" => $SAY_CHANNEL,
		3063	"c/chat" => $CHAT_CHANNEL,
2870	);	3064	);
2871		3065
2872	sub cf::client::send_msg {	3066	sub cf::client::send_msg {
2873	my ($self, $channel, $msg, $color, @extra) = @_;	3067	my ($self, $channel, $msg, $color, @extra) = @_;
2874		3068
2875	$msg = $self->pl->expand_cfpod ($msg);	3069	$msg = $self->pl->expand_cfpod ($msg)
		3070	unless $color & cf::NDI_VERBATIM;
2876		3071
2877	$color &= cf::NDI_CLIENT_MASK; # just in case...	3072	$color &= cf::NDI_CLIENT_MASK; # just in case...
2878		3073
2879	# check predefined channels, for the benefit of C	3074	# check predefined channels, for the benefit of C
2880	if ($CHANNEL{$channel}) {	3075	if ($CHANNEL{$channel}) {
2881	$channel = $CHANNEL{$channel};	3076	$channel = $CHANNEL{$channel};
2882		3077
2883	$self->ext_msg (channel_info => $channel)	3078	$self->ext_msg (channel_info => $channel);
2884	if $self->can_msg;
2885
2886	$channel = $channel->{id};	3079	$channel = $channel->{id};
2887		3080
2888	} elsif (ref $channel) {	3081	} elsif (ref $channel) {
2889	# send meta info to client, if not yet sent	3082	# send meta info to client, if not yet sent
2890	unless (exists $self->{channel}{$channel->{id}}) {	3083	unless (exists $self->{channel}{$channel->{id}}) {
2891	$self->{channel}{$channel->{id}} = $channel;	3084	$self->{channel}{$channel->{id}} = $channel;
2892	$self->ext_msg (channel_info => $channel)	3085	$self->ext_msg (channel_info => $channel);
2893	if $self->can_msg;
2894	}	3086	}
2895		3087
2896	$channel = $channel->{id};	3088	$channel = $channel->{id};
2897	}	3089	}
2898		3090
2899	return unless @extra || length $msg;	3091	return unless @extra || length $msg;
2900		3092
2901	if ($self->can_msg) {
2902	# default colour, mask it out	3093	# default colour, mask it out
2903	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3094	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2904	if $color & cf::NDI_DEF;	3095	if $color & cf::NDI_DEF;
2905		3096
2906	$self->send_packet ("msg " . $self->{json_coder}->encode (	3097	my $pkt = "msg "
		3098	. $self->{json_coder}->encode (
2907	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3099	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2908	} else {	3100	);
2909	if ($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		3101
2920	$color &= cf::NDI_COLOR_MASK;	3102	$self->send_big_packet ($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	}	3103	}
2934		3104
2935	=item $client->ext_msg ($type, @msg)	3105	=item $client->ext_msg ($type, @msg)
2936		3106
2937	Sends an ext event to the client.	3107	Sends an ext event to the client.
…		…
2940		3110
2941	sub cf::client::ext_msg($$@) {	3111	sub cf::client::ext_msg($$@) {
2942	my ($self, $type, @msg) = @_;	3112	my ($self, $type, @msg) = @_;
2943		3113
2944	if ($self->extcmd == 2) {	3114	if ($self->extcmd == 2) {
2945	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3115	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2946	} elsif ($self->extcmd == 1) { # TODO: remove	3116	} elsif ($self->extcmd == 1) { # TODO: remove
2947	push @msg, msgtype => "event_$type";	3117	push @msg, msgtype => "event_$type";
2948	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3118	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2949	}	3119	}
2950	}	3120	}
2951		3121
2952	=item $client->ext_reply ($msgid, @msg)	3122	=item $client->ext_reply ($msgid, @msg)
2953		3123
…		…
2957		3127
2958	sub cf::client::ext_reply($$@) {	3128	sub cf::client::ext_reply($$@) {
2959	my ($self, $id, @msg) = @_;	3129	my ($self, $id, @msg) = @_;
2960		3130
2961	if ($self->extcmd == 2) {	3131	if ($self->extcmd == 2) {
2962	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3132	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2963	} elsif ($self->extcmd == 1) {	3133	} elsif ($self->extcmd == 1) {
2964	#TODO: version 1, remove	3134	#TODO: version 1, remove
2965	unshift @msg, msgtype => "reply", msgid => $id;	3135	unshift @msg, msgtype => "reply", msgid => $id;
2966	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3136	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2967	}	3137	}
2968	}	3138	}
2969		3139
2970	=item $success = $client->query ($flags, "text", \&cb)	3140	=item $success = $client->query ($flags, "text", \&cb)
2971		3141
…		…
3042		3212
3043	$ns->ext_reply ($reply, @reply)	3213	$ns->ext_reply ($reply, @reply)
3044	if $reply;	3214	if $reply;
3045		3215
3046	} else {	3216	} else {
3047	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3217	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3048	}	3218	}
3049		3219
3050	cf::override;	3220	cf::override;
3051	},	3221	},
3052	);	3222	);
…		…
3072		3242
3073	$coro	3243	$coro
3074	}	3244	}
3075		3245
3076	cf::client->attach (	3246	cf::client->attach (
3077	on_destroy => sub {	3247	on_client_destroy => sub {
3078	my ($ns) = @_;	3248	my ($ns) = @_;
3079		3249
3080	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3250	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3081	},	3251	},
3082	);	3252	);
…		…
3098	our $safe_hole = new Safe::Hole;	3268	our $safe_hole = new Safe::Hole;
3099		3269
3100	$SIG{FPE} = 'IGNORE';	3270	$SIG{FPE} = 'IGNORE';
3101		3271
3102	$safe->permit_only (Opcode::opset qw(	3272	$safe->permit_only (Opcode::opset qw(
3103	:base_core :base_mem :base_orig :base_math	3273	:base_core :base_mem :base_orig :base_math :base_loop
3104	grepstart grepwhile mapstart mapwhile	3274	grepstart grepwhile mapstart mapwhile
3105	sort time	3275	sort time
3106	));	3276	));
3107		3277
3108	# here we export the classes and methods available to script code	3278	# here we export the classes and methods available to script code
…		…
3112	The following functions and methods are available within a safe environment:	3282	The following functions and methods are available within a safe environment:
3113		3283
3114	cf::object	3284	cf::object
3115	contr pay_amount pay_player map x y force_find force_add destroy	3285	contr pay_amount pay_player map x y force_find force_add destroy
3116	insert remove name archname title slaying race decrease split	3286	insert remove name archname title slaying race decrease split
		3287	value
3117		3288
3118	cf::object::player	3289	cf::object::player
3119	player	3290	player
3120		3291
3121	cf::player	3292	cf::player
…		…
3127	=cut	3298	=cut
3128		3299
3129	for (	3300	for (
3130	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3301	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3131	insert remove inv nrof name archname title slaying race	3302	insert remove inv nrof name archname title slaying race
3132	decrease split destroy)],	3303	decrease split destroy change_exp value msg lore send_msg)],
3133	["cf::object::player" => qw(player)],	3304	["cf::object::player" => qw(player)],
3134	["cf::player" => qw(peaceful)],	3305	["cf::player" => qw(peaceful send_msg)],
3135	["cf::map" => qw(trigger)],	3306	["cf::map" => qw(trigger)],
3136	) {	3307	) {
3137	no strict 'refs';
3138	my ($pkg, @funs) = @$_;	3308	my ($pkg, @funs) = @$_;
3139	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3309	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3140	for @funs;	3310	for @funs;
3141	}	3311	}
3142		3312
…		…
3157		3327
3158	my $qcode = $code;	3328	my $qcode = $code;
3159	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3329	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3160	$qcode =~ s/\n/\\n/g;	3330	$qcode =~ s/\n/\\n/g;
3161		3331
		3332	%vars = (_dummy => 0) unless %vars;
		3333
		3334	my @res;
3162	local $_;	3335	local $_;
3163	local @safe::cf::_safe_eval_args = values %vars;
3164		3336
3165	my $eval =	3337	my $eval =
3166	"do {\n"	3338	"do {\n"
3167	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3339	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3168	. "#line 0 \"{$qcode}\"\n"	3340	. "#line 0 \"{$qcode}\"\n"
3169	. $code	3341	. $code
3170	. "\n}"	3342	. "\n}"
3171	;	3343	;
3172		3344
		3345	if ($CFG{safe_eval}) {
3173	sub_generation_inc;	3346	sub_generation_inc;
		3347	local @safe::cf::_safe_eval_args = values %vars;
3174	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3348	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3175	sub_generation_inc;	3349	sub_generation_inc;
		3350	} else {
		3351	local @cf::_safe_eval_args = values %vars;
		3352	@res = wantarray ? eval eval : scalar eval $eval;
		3353	}
3176		3354
3177	if ($@) {	3355	if ($@) {
3178	warn "$@";	3356	warn "$@",
3179	warn "while executing safe code '$code'\n";	3357	"while executing safe code '$code'\n",
3180	warn "with arguments " . (join " ", %vars) . "\n";	3358	"with arguments " . (join " ", %vars) . "\n";
3181	}	3359	}
3182		3360
3183	wantarray ? @res : $res[0]	3361	wantarray ? @res : $res[0]
3184	}	3362	}
3185		3363
…		…
3199	=cut	3377	=cut
3200		3378
3201	sub register_script_function {	3379	sub register_script_function {
3202	my ($fun, $cb) = @_;	3380	my ($fun, $cb) = @_;
3203		3381
3204	no strict 'refs';	3382	$fun = "safe::$fun" if $CFG{safe_eval};
3205	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3383	*$fun = $safe_hole->wrap ($cb);
3206	}	3384	}
3207		3385
3208	=back	3386	=back
3209		3387
3210	=cut	3388	=cut
…		…
3219	# for this (global event?)	3397	# for this (global event?)
3220	%ext::player_env::MUSIC_FACE_CACHE = ();	3398	%ext::player_env::MUSIC_FACE_CACHE = ();
3221		3399
3222	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3400	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3223		3401
3224	warn "loading facedata from $path\n";	3402	trace "loading facedata from $path\n";
3225		3403
3226	my $facedata;
3227	0 < aio_load $path, $facedata	3404	0 < aio_load $path, my $facedata
3228	or die "$path: $!";	3405	or die "$path: $!";
3229		3406
3230	$facedata = Coro::Storable::thaw $facedata;	3407	$facedata = Coro::Storable::thaw $facedata;
3231		3408
3232	$facedata->{version} == 2	3409	$facedata->{version} == 2
3233	or cf::cleanup "$path: version mismatch, cannot proceed.";	3410	or cf::cleanup "$path: version mismatch, cannot proceed.";
3234		3411
3235	# patch in the exptable	3412	# patch in the exptable
		3413	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3236	$facedata->{resource}{"res/exp_table"} = {	3414	$facedata->{resource}{"res/exp_table"} = {
3237	type => FT_RSRC,	3415	type => FT_RSRC,
3238	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3416	data => $exp_table,
		3417	hash => (Digest::MD5::md5 $exp_table),
3239	};	3418	};
3240	cf::cede_to_tick;	3419	cf::cede_to_tick;
3241		3420
3242	{	3421	{
3243	my $faces = $facedata->{faceinfo};	3422	my $faces = $facedata->{faceinfo};
…		…
3245	while (my ($face, $info) = each %$faces) {	3424	while (my ($face, $info) = each %$faces) {
3246	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3425	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3247		3426
3248	cf::face::set_visibility $idx, $info->{visibility};	3427	cf::face::set_visibility $idx, $info->{visibility};
3249	cf::face::set_magicmap $idx, $info->{magicmap};	3428	cf::face::set_magicmap $idx, $info->{magicmap};
3250	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3429	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3251	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3430	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3252		3431
3253	cf::cede_to_tick;	3432	cf::cede_to_tick;
3254	}	3433	}
3255		3434
3256	while (my ($face, $info) = each %$faces) {	3435	while (my ($face, $info) = each %$faces) {
…		…
3261		3440
3262	if (my $smooth = cf::face::find $info->{smooth}) {	3441	if (my $smooth = cf::face::find $info->{smooth}) {
3263	cf::face::set_smooth $idx, $smooth;	3442	cf::face::set_smooth $idx, $smooth;
3264	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3443	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3265	} else {	3444	} else {
3266	warn "smooth face '$info->{smooth}' not found for face '$face'";	3445	error "smooth face '$info->{smooth}' not found for face '$face'";
3267	}	3446	}
3268		3447
3269	cf::cede_to_tick;	3448	cf::cede_to_tick;
3270	}	3449	}
3271	}	3450	}
…		…
3280		3459
3281	cf::anim::invalidate_all; # d'oh	3460	cf::anim::invalidate_all; # d'oh
3282	}	3461	}
3283		3462
3284	{	3463	{
3285	# TODO: for gcfclient pleasure, we should give resources
3286	# that gcfclient doesn't grok a >10000 face index.
3287	my $res = $facedata->{resource};	3464	my $res = $facedata->{resource};
3288		3465
3289	while (my ($name, $info) = each %$res) {	3466	while (my ($name, $info) = each %$res) {
3290	if (defined $info->{type}) {	3467	if (defined $info->{type}) {
3291	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3468	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3292	my $data;
3293		3469
3294	if ($info->{type} & 1) {	3470	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};	3471	cf::face::set_type $idx, $info->{type};
3309	} else {	3472	} else {
3310	$RESOURCE{$name} = $info;	3473	$RESOURCE{$name} = $info; # unused
3311	}	3474	}
3312		3475
3313	cf::cede_to_tick;	3476	cf::cede_to_tick;
3314	}	3477	}
3315	}	3478	}
3316		3479
3317	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3480	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3318		3481
3319	1	3482	1
3320	}	3483	}
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 => $face;
3338	}
3339	}
3340	});
3341		3484
3342	register_exticmd fx_want => sub {	3485	register_exticmd fx_want => sub {
3343	my ($ns, $want) = @_;	3486	my ($ns, $want) = @_;
3344		3487
3345	while (my ($k, $v) = each %$want) {	3488	while (my ($k, $v) = each %$want) {
…		…
3384	sub reload_treasures {	3527	sub reload_treasures {
3385	load_resource_file "$DATADIR/treasures"	3528	load_resource_file "$DATADIR/treasures"
3386	or die "unable to load treasurelists\n";	3529	or die "unable to load treasurelists\n";
3387	}	3530	}
3388		3531
		3532	sub reload_sound {
		3533	trace "loading sound config from $DATADIR/sound\n";
		3534
		3535	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3536	or die "$DATADIR/sound $!";
		3537
		3538	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3539
		3540	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3541	my $sound = $soundconf->{compat}[$_]
		3542	or next;
		3543
		3544	my $face = cf::face::find "sound/$sound->[1]";
		3545	cf::sound::set $sound->[0] => $face;
		3546	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3547	}
		3548
		3549	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3550	my $face = cf::face::find "sound/$v";
		3551	cf::sound::set $k => $face;
		3552	}
		3553	}
		3554
3389	sub reload_resources {	3555	sub reload_resources {
3390	warn "reloading resource files...\n";	3556	trace "reloading resource files...\n";
3391		3557
		3558	reload_exp_table;
		3559	reload_materials;
3392	reload_facedata;	3560	reload_facedata;
		3561	reload_sound;
3393	reload_archetypes;	3562	reload_archetypes;
3394	reload_regions;	3563	reload_regions;
3395	reload_treasures;	3564	reload_treasures;
3396		3565
3397	warn "finished reloading resource files\n";	3566	trace "finished reloading resource files\n";
3398	}
3399
3400	sub init {
3401	my $guard = freeze_mainloop;
3402
3403	reload_resources;
3404	}	3567	}
3405		3568
3406	sub reload_config {	3569	sub reload_config {
3407	open my $fh, "<:utf8", "$CONFDIR/config"	3570	trace "reloading config file...\n";
3408	or return;
3409		3571
3410	local $/;	3572	0 < aio_load "$CONFDIR/config", my $config
3411	*CFG = YAML::Load <$fh>;	3573	or die "$CONFDIR/config: $!";
3412		3574
		3575	utf8::decode $config;
		3576	*CFG = yaml_load $config;
		3577
3413	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3578	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3414		3579
3415	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3580	$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};	3581	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3417		3582
3418	if (exists $CFG{mlockall}) {	3583	if (exists $CFG{mlockall}) {
…		…
3422	};	3587	};
3423	warn $@ if $@;	3588	warn $@ if $@;
3424	}	3589	}
3425	}	3590	}
3426		3591
		3592	sub pidfile() {
		3593	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3594	or die "$PIDFILE: $!";
		3595	flock $fh, &Fcntl::LOCK_EX
		3596	or die "$PIDFILE: flock: $!";
		3597	$fh
		3598	}
		3599
		3600	# make sure only one server instance is running at any one time
		3601	sub atomic {
		3602	my $fh = pidfile;
		3603
		3604	my $pid = <$fh>;
		3605	kill 9, $pid if $pid > 0;
		3606
		3607	seek $fh, 0, 0;
		3608	print $fh $$;
		3609	}
		3610
		3611	sub main_loop {
		3612	trace "EV::loop starting\n";
		3613	if (1) {
		3614	EV::loop;
		3615	}
		3616	trace "EV::loop returned\n";
		3617	goto &main_loop unless $REALLY_UNLOOP;
		3618	}
		3619
3427	sub main {	3620	sub main {
		3621	cf::init_globals; # initialise logging
		3622
		3623	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3624	LOG llevInfo, "Copyright (C) 2005-2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3625	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3626	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3627
		3628	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3629
3428	# we must not ever block the main coroutine	3630	# we must not ever block the main coroutine
3429	local $Coro::idle = sub {	3631	local $Coro::idle = sub {
3430	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3632	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3431	(async {	3633	(async {
3432	$Coro::current->{desc} = "IDLE BUG HANDLER";	3634	$Coro::current->{desc} = "IDLE BUG HANDLER";
3433	EV::loop EV::LOOP_ONESHOT;	3635	EV::loop EV::LOOP_ONESHOT;
3434	})->prio (Coro::PRIO_MAX);	3636	})->prio (Coro::PRIO_MAX);
3435	};	3637	};
3436		3638
3437	{	3639	evthread_start IO::AIO::poll_fileno;
3438	my $guard = freeze_mainloop;	3640
		3641	cf::sync_job {
		3642	cf::incloader::init ();
		3643
		3644	cf::init_anim;
		3645	cf::init_attackmess;
		3646	cf::init_dynamic;
		3647
		3648	cf::load_settings;
		3649
		3650	reload_resources;
3439	reload_config;	3651	reload_config;
3440	db_init;	3652	db_init;
		3653
		3654	cf::init_uuid;
		3655	cf::init_signals;
		3656	cf::init_skills;
		3657
		3658	cf::init_beforeplay;
		3659
		3660	atomic;
		3661
3441	load_extensions;	3662	load_extensions;
3442		3663
3443	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3664	utime time, time, $RUNTIMEFILE;
		3665
		3666	# no (long-running) fork's whatsoever before this point(!)
		3667	use POSIX ();
		3668	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3669
		3670	cf::_post_init 0;
3444	}	3671	};
3445		3672
3446	EV::loop;	3673	cf::object::thawer::errors_are_fatal 0;
		3674	info "parse errors in files are no longer fatal from this point on.\n";
		3675
		3676	my $free_main; $free_main = EV::idle sub {
		3677	undef $free_main;
		3678	undef &main; # free gobs of memory :)
		3679	};
		3680
		3681	goto &main_loop;
3447	}	3682	}
3448		3683
3449	#############################################################################	3684	#############################################################################
3450	# initialisation and cleanup	3685	# initialisation and cleanup
3451		3686
3452	# install some emergency cleanup handlers	3687	# install some emergency cleanup handlers
3453	BEGIN {	3688	BEGIN {
3454	our %SIGWATCHER = ();	3689	our %SIGWATCHER = ();
3455	for my $signal (qw(INT HUP TERM)) {	3690	for my $signal (qw(INT HUP TERM)) {
3456	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3691	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3457	cf::cleanup "SIG$signal";	3692	cf::cleanup "SIG$signal";
3458	};	3693	};
3459	}	3694	}
3460	}	3695	}
3461		3696
3462	sub write_runtime_sync {	3697	sub write_runtime_sync {
3463	my $runtime = "$LOCALDIR/runtime";	3698	my $t0 = AE::time;
3464		3699
3465	# first touch the runtime file to show we are still running:	3700	# first touch the runtime file to show we are still running:
3466	# the fsync below can take a very very long time.	3701	# the fsync below can take a very very long time.
3467		3702
3468	IO::AIO::aio_utime $runtime, undef, undef;	3703	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3469		3704
3470	my $guard = cf::lock_acquire "write_runtime";	3705	my $guard = cf::lock_acquire "write_runtime";
3471		3706
3472	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3707	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3473	or return;	3708	or return;
3474		3709
3475	my $value = $cf::RUNTIME + 90 + 10;	3710	my $value = $cf::RUNTIME + 90 + 10;
3476	# 10 is the runtime save interval, for a monotonic clock	3711	# 10 is the runtime save interval, for a monotonic clock
3477	# 60 allows for the watchdog to kill the server.	3712	# 60 allows for the watchdog to kill the server.
…		…
3487	aio_utime $fh, undef, undef;	3722	aio_utime $fh, undef, undef;
3488		3723
3489	close $fh	3724	close $fh
3490	or return;	3725	or return;
3491		3726
3492	aio_rename "$runtime~", $runtime	3727	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3493	and return;	3728	and return;
3494		3729
3495	warn "runtime file written.\n";	3730	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3496		3731
3497	1	3732	1
3498	}	3733	}
3499		3734
3500	our $uuid_lock;	3735	our $uuid_lock;
…		…
3509	my $uuid = "$LOCALDIR/uuid";	3744	my $uuid = "$LOCALDIR/uuid";
3510		3745
3511	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3746	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3512	or return;	3747	or return;
3513		3748
3514	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	3749	my $value = uuid_seq uuid_cur;
		3750
		3751	unless ($value) {
		3752	info "cowardly refusing to write zero uuid value!\n";
		3753	return;
		3754	}
		3755
		3756	my $value = uuid_str $value + $uuid_skip;
3515	$uuid_skip = 0;	3757	$uuid_skip = 0;
3516		3758
3517	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3759	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3518	and return;	3760	and return;
3519		3761
…		…
3525	or return;	3767	or return;
3526		3768
3527	aio_rename "$uuid~", $uuid	3769	aio_rename "$uuid~", $uuid
3528	and return;	3770	and return;
3529		3771
3530	warn "uuid file written ($value).\n";	3772	trace "uuid file written ($value).\n";
3531		3773
3532	1	3774	1
3533		3775
3534	}	3776	}
3535		3777
…		…
3541	}	3783	}
3542		3784
3543	sub emergency_save() {	3785	sub emergency_save() {
3544	my $freeze_guard = cf::freeze_mainloop;	3786	my $freeze_guard = cf::freeze_mainloop;
3545		3787
3546	warn "enter emergency perl save\n";	3788	info "emergency_perl_save: enter\n";
		3789
		3790	# this is a trade-off: we want to be very quick here, so
		3791	# save all maps without fsync, and later call a global sync
		3792	# (which in turn might be very very slow)
		3793	local $USE_FSYNC = 0;
3547		3794
3548	cf::sync_job {	3795	cf::sync_job {
		3796	cf::write_runtime_sync; # external watchdog should not bark
		3797
3549	# use a peculiar iteration method to avoid tripping on perl	3798	# use a peculiar iteration method to avoid tripping on perl
3550	# refcount bugs in for. also avoids problems with players	3799	# refcount bugs in for. also avoids problems with players
3551	# and maps saved/destroyed asynchronously.	3800	# and maps saved/destroyed asynchronously.
3552	warn "begin emergency player save\n";	3801	info "emergency_perl_save: begin player save\n";
3553	for my $login (keys %cf::PLAYER) {	3802	for my $login (keys %cf::PLAYER) {
3554	my $pl = $cf::PLAYER{$login} or next;	3803	my $pl = $cf::PLAYER{$login} or next;
3555	$pl->valid or next;	3804	$pl->valid or next;
3556	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3805	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3557	$pl->save;	3806	$pl->save;
3558	}	3807	}
3559	warn "end emergency player save\n";	3808	info "emergency_perl_save: end player save\n";
3560		3809
3561	warn "begin emergency map save\n";	3810	cf::write_runtime_sync; # external watchdog should not bark
		3811
		3812	info "emergency_perl_save: begin map save\n";
3562	for my $path (keys %cf::MAP) {	3813	for my $path (keys %cf::MAP) {
3563	my $map = $cf::MAP{$path} or next;	3814	my $map = $cf::MAP{$path} or next;
3564	$map->valid or next;	3815	$map->valid or next;
3565	$map->save;	3816	$map->save;
3566	}	3817	}
3567	warn "end emergency map save\n";	3818	info "emergency_perl_save: end map save\n";
3568		3819
3569	warn "begin emergency database checkpoint\n";	3820	cf::write_runtime_sync; # external watchdog should not bark
		3821
		3822	info "emergency_perl_save: begin database checkpoint\n";
3570	BDB::db_env_txn_checkpoint $DB_ENV;	3823	BDB::db_env_txn_checkpoint $DB_ENV;
3571	warn "end emergency database checkpoint\n";	3824	info "emergency_perl_save: end database checkpoint\n";
3572		3825
3573	warn "begin write uuid\n";	3826	info "emergency_perl_save: begin write uuid\n";
3574	write_uuid_sync 1;	3827	write_uuid_sync 1;
3575	warn "end write uuid\n";	3828	info "emergency_perl_save: end write uuid\n";
		3829
		3830	cf::write_runtime_sync; # external watchdog should not bark
		3831
		3832	trace "emergency_perl_save: syncing database to disk";
		3833	BDB::db_env_txn_checkpoint $DB_ENV;
		3834
		3835	info "emergency_perl_save: starting sync\n";
		3836	IO::AIO::aio_sync sub {
		3837	info "emergency_perl_save: finished sync\n";
		3838	};
		3839
		3840	cf::write_runtime_sync; # external watchdog should not bark
		3841
		3842	trace "emergency_perl_save: flushing outstanding aio requests";
		3843	while (IO::AIO::nreqs || BDB::nreqs) {
		3844	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3845	}
		3846
		3847	cf::write_runtime_sync; # external watchdog should not bark
3576	};	3848	};
3577		3849
3578	warn "leave emergency perl save\n";	3850	info "emergency_perl_save: leave\n";
3579	}	3851	}
3580		3852
3581	sub post_cleanup {	3853	sub post_cleanup {
3582	my ($make_core) = @_;	3854	my ($make_core) = @_;
3583		3855
		3856	IO::AIO::flush;
		3857
3584	warn Carp::longmess "post_cleanup backtrace"	3858	error Carp::longmess "post_cleanup backtrace"
3585	if $make_core;	3859	if $make_core;
		3860
		3861	my $fh = pidfile;
		3862	unlink $PIDFILE if <$fh> == $$;
		3863	}
		3864
		3865	# a safer delete_package, copied from Symbol
		3866	sub clear_package($) {
		3867	my $pkg = shift;
		3868
		3869	# expand to full symbol table name if needed
		3870	unless ($pkg =~ /^main::.*::$/) {
		3871	$pkg = "main$pkg" if $pkg =~ /^::/;
		3872	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3873	$pkg .= '::' unless $pkg =~ /::$/;
		3874	}
		3875
		3876	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3877	my $stem_symtab = *{$stem}{HASH};
		3878
		3879	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3880	or return;
		3881
		3882	# clear all symbols
		3883	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3884	for my $name (keys %$leaf_symtab) {
		3885	_gv_clear *{"$pkg$name"};
		3886	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3887	}
3586	}	3888	}
3587		3889
3588	sub do_reload_perl() {	3890	sub do_reload_perl() {
3589	# can/must only be called in main	3891	# can/must only be called in main
3590	if ($Coro::current != $Coro::main) {	3892	unless (in_main) {
3591	warn "can only reload from main coroutine";	3893	error "can only reload from main coroutine";
3592	return;	3894	return;
3593	}	3895	}
3594		3896
3595	warn "reloading...";	3897	return if $RELOAD++;
3596		3898
3597	warn "entering sync_job";	3899	my $t1 = AE::time;
3598		3900
		3901	while ($RELOAD) {
		3902	cf::get_slot 0.1, -1, "reload_perl";
		3903	info "perl_reload: reloading...";
		3904
		3905	trace "perl_reload: entering sync_job";
		3906
3599	cf::sync_job {	3907	cf::sync_job {
3600	cf::write_runtime_sync; # external watchdog should not bark
3601	cf::emergency_save;	3908	#cf::emergency_save;
3602	cf::write_runtime_sync; # external watchdog should not bark
3603		3909
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";	3910	trace "perl_reload: cancelling all extension coros";
3621	$_->cancel for values %EXT_CORO;	3911	$_->cancel for values %EXT_CORO;
3622	%EXT_CORO = ();	3912	%EXT_CORO = ();
3623		3913
3624	warn "removing commands";	3914	trace "perl_reload: removing commands";
3625	%COMMAND = ();	3915	%COMMAND = ();
3626		3916
3627	warn "removing ext/exti commands";	3917	trace "perl_reload: removing ext/exti commands";
3628	%EXTCMD = ();	3918	%EXTCMD = ();
3629	%EXTICMD = ();	3919	%EXTICMD = ();
3630		3920
3631	warn "unloading/nuking all extensions";	3921	trace "perl_reload: unloading/nuking all extensions";
3632	for my $pkg (@EXTS) {	3922	for my $pkg (@EXTS) {
3633	warn "... unloading $pkg";	3923	trace "... unloading $pkg";
3634		3924
3635	if (my $cb = $pkg->can ("unload")) {	3925	if (my $cb = $pkg->can ("unload")) {
3636	eval {	3926	eval {
3637	$cb->($pkg);	3927	$cb->($pkg);
3638	1	3928	1
3639	} or warn "$pkg unloaded, but with errors: $@";	3929	} or error "$pkg unloaded, but with errors: $@";
		3930	}
		3931
		3932	trace "... clearing $pkg";
		3933	clear_package $pkg;
3640	}	3934	}
3641		3935
3642	warn "... nuking $pkg";
3643	Symbol::delete_package $pkg;
3644	}
3645
3646	warn "unloading all perl modules loaded from $LIBDIR";	3936	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3647	while (my ($k, $v) = each %INC) {	3937	while (my ($k, $v) = each %INC) {
3648	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3938	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3649		3939
3650	warn "... unloading $k";	3940	trace "... unloading $k";
3651	delete $INC{$k};	3941	delete $INC{$k};
3652		3942
3653	$k =~ s/\.pm$//;	3943	$k =~ s/\.pm$//;
3654	$k =~ s/\//::/g;	3944	$k =~ s/\//::/g;
3655		3945
3656	if (my $cb = $k->can ("unload_module")) {	3946	if (my $cb = $k->can ("unload_module")) {
3657	$cb->();	3947	$cb->();
		3948	}
		3949
		3950	clear_package $k;
3658	}	3951	}
3659		3952
3660	Symbol::delete_package $k;
3661	}
3662
3663	warn "getting rid of safe::, as good as possible";	3953	trace "perl_reload: getting rid of safe::, as good as possible";
3664	Symbol::delete_package "safe::$_"	3954	clear_package "safe::$_"
3665	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3955	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3666		3956
3667	warn "unloading cf.pm \"a bit\"";	3957	trace "perl_reload: unloading cf.pm \"a bit\"";
3668	delete $INC{"cf.pm"};	3958	delete $INC{"cf.pm"};
3669	delete $INC{"cf/pod.pm"};	3959	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3670		3960
3671	# don't, removes xs symbols, too,	3961	# don't, removes xs symbols, too,
3672	# and global variables created in xs	3962	# and global variables created in xs
3673	#Symbol::delete_package __PACKAGE__;	3963	#clear_package __PACKAGE__;
3674		3964
3675	warn "unload completed, starting to reload now";	3965	info "perl_reload: unload completed, starting to reload now";
3676		3966
3677	warn "reloading cf.pm";	3967	trace "perl_reload: reloading cf.pm";
3678	require cf;	3968	require cf;
3679	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3969	cf::_connect_to_perl_1;
3680		3970
3681	warn "loading config and database again";	3971	trace "perl_reload: loading config and database again";
3682	cf::reload_config;	3972	cf::reload_config;
3683		3973
3684	warn "loading extensions";	3974	trace "perl_reload: loading extensions";
3685	cf::load_extensions;	3975	cf::load_extensions;
3686		3976
		3977	if ($REATTACH_ON_RELOAD) {
3687	warn "reattaching attachments to objects/players";	3978	trace "perl_reload: reattaching attachments to objects/players";
3688	_global_reattach; # objects, sockets	3979	_global_reattach; # objects, sockets
3689	warn "reattaching attachments to maps";	3980	trace "perl_reload: reattaching attachments to maps";
3690	reattach $_ for values %MAP;	3981	reattach $_ for values %MAP;
3691	warn "reattaching attachments to players";	3982	trace "perl_reload: reattaching attachments to players";
3692	reattach $_ for values %PLAYER;	3983	reattach $_ for values %PLAYER;
		3984	}
3693		3985
3694	warn "leaving sync_job";	3986	cf::_post_init 1;
3695		3987
		3988	trace "perl_reload: leaving sync_job";
		3989
3696	1	3990	1
3697	} or do {	3991	} or do {
3698	warn $@;	3992	error $@;
3699	cf::cleanup "error while reloading, exiting.";	3993	cf::cleanup "perl_reload: error, exiting.";
		3994	};
		3995
		3996	--$RELOAD;
3700	};	3997	}
3701		3998
3702	warn "reloaded";	3999	$t1 = AE::time - $t1;
		4000	info "perl_reload: completed in ${t1}s\n";
3703	};	4001	};
3704		4002
3705	our $RELOAD_WATCHER; # used only during reload	4003	our $RELOAD_WATCHER; # used only during reload
3706		4004
3707	sub reload_perl() {	4005	sub reload_perl() {
3708	# doing reload synchronously and two reloads happen back-to-back,	4006	# doing reload synchronously and two reloads happen back-to-back,
3709	# coro crashes during coro_state_free->destroy here.	4007	# coro crashes during coro_state_free->destroy here.
3710		4008
		4009	$RELOAD_WATCHER ||= cf::async {
		4010	Coro::AIO::aio_wait cache_extensions;
		4011
3711	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	4012	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3712	do_reload_perl;	4013	do_reload_perl;
3713	undef $RELOAD_WATCHER;	4014	undef $RELOAD_WATCHER;
		4015	};
3714	};	4016	};
3715	}	4017	}
3716		4018
3717	register_command "reload" => sub {	4019	register_command "reload" => sub {
3718	my ($who, $arg) = @_;	4020	my ($who, $arg) = @_;
…		…
3724	reload_perl;	4026	reload_perl;
3725	};	4027	};
3726	}	4028	}
3727	};	4029	};
3728		4030
3729	unshift @INC, $LIBDIR;	4031	#############################################################################
3730		4032
3731	my $bug_warning = 0;	4033	my $bug_warning = 0;
3732		4034
3733	our @WAIT_FOR_TICK;	4035	our @WAIT_FOR_TICK;
3734	our @WAIT_FOR_TICK_BEGIN;	4036	our @WAIT_FOR_TICK_BEGIN;
3735		4037
3736	sub wait_for_tick {	4038	sub wait_for_tick() {
3737	return if tick_inhibit || $Coro::current == $Coro::main;	4039	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3738		4040
3739	my $signal = new Coro::Signal;	4041	my $signal = new Coro::Signal;
3740	push @WAIT_FOR_TICK, $signal;	4042	push @WAIT_FOR_TICK, $signal;
3741	$signal->wait;	4043	$signal->wait;
3742	}	4044	}
3743		4045
3744	sub wait_for_tick_begin {	4046	sub wait_for_tick_begin() {
3745	return if tick_inhibit || $Coro::current == $Coro::main;	4047	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3746		4048
3747	my $signal = new Coro::Signal;	4049	my $signal = new Coro::Signal;
3748	push @WAIT_FOR_TICK_BEGIN, $signal;	4050	push @WAIT_FOR_TICK_BEGIN, $signal;
3749	$signal->wait;	4051	$signal->wait;
3750	}	4052	}
…		…
3756	return;	4058	return;
3757	}	4059	}
3758		4060
3759	cf::server_tick; # one server iteration	4061	cf::server_tick; # one server iteration
3760		4062
		4063	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
		4064
3761	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4065	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3762	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4066	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3763	Coro::async_pool {	4067	Coro::async_pool {
3764	$Coro::current->{desc} = "runtime saver";	4068	$Coro::current->{desc} = "runtime saver";
3765	write_runtime_sync	4069	write_runtime_sync
3766	or warn "ERROR: unable to write runtime file: $!";	4070	or error "ERROR: unable to write runtime file: $!";
3767	};	4071	};
3768	}	4072	}
3769		4073
3770	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4074	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3771	$sig->send;	4075	$sig->send;
…		…
3779		4083
3780	if (0) {	4084	if (0) {
3781	if ($NEXT_TICK) {	4085	if ($NEXT_TICK) {
3782	my $jitter = $TICK_START - $NEXT_TICK;	4086	my $jitter = $TICK_START - $NEXT_TICK;
3783	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4087	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3784	warn "jitter $JITTER\n";#d#	4088	debug "jitter $JITTER\n";#d#
3785	}	4089	}
3786	}	4090	}
3787	}	4091	}
3788		4092
3789	{	4093	{
3790	# configure BDB	4094	# configure BDB
3791		4095
3792	BDB::min_parallel 8;	4096	BDB::min_parallel 16;
3793	BDB::max_poll_reqs $TICK * 0.1;	4097	BDB::max_poll_reqs $TICK * 0.1;
3794	$AnyEvent::BDB::WATCHER->priority (1);	4098	$AnyEvent::BDB::WATCHER->priority (1);
3795		4099
3796	unless ($DB_ENV) {	4100	unless ($DB_ENV) {
3797	$DB_ENV = BDB::db_env_create;	4101	$DB_ENV = BDB::db_env_create;
3798	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4102	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3799	| BDB::LOG_AUTOREMOVE, 1);	4103	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4104	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3800	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4105	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3801	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4106	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3802		4107
3803	cf::sync_job {	4108	cf::sync_job {
3804	eval {	4109	eval {
…		…
3830	{	4135	{
3831	# configure IO::AIO	4136	# configure IO::AIO
3832		4137
3833	IO::AIO::min_parallel 8;	4138	IO::AIO::min_parallel 8;
3834	IO::AIO::max_poll_time $TICK * 0.1;	4139	IO::AIO::max_poll_time $TICK * 0.1;
3835	#undef $AnyEvent::AIO::WATCHER;	4140	undef $AnyEvent::AIO::WATCHER;
3836	}	4141	}
3837		4142
3838	my $_log_backtrace;	4143	our $_log_backtrace;
		4144	our $_log_backtrace_last;
3839		4145
3840	sub _log_backtrace {	4146	sub _log_backtrace {
3841	my ($msg, @addr) = @_;	4147	my ($msg, @addr) = @_;
3842		4148
3843	$msg =~ s/\n//;	4149	$msg =~ s/\n$//;
3844		4150
		4151	if ($_log_backtrace_last eq $msg) {
		4152	LOG llevInfo, "[ABT] $msg\n";
		4153	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3845	# limit the # of concurrent backtraces	4154	# limit the # of concurrent backtraces
3846	if ($_log_backtrace < 2) {	4155	} elsif ($_log_backtrace < 2) {
		4156	$_log_backtrace_last = $msg;
3847	++$_log_backtrace;	4157	++$_log_backtrace;
		4158	my $perl_bt = Carp::longmess $msg;
3848	async {	4159	async {
3849	$Coro::current->{desc} = "abt $msg";	4160	$Coro::current->{desc} = "abt $msg";
3850		4161
3851	my @bt = fork_call {	4162	my @bt = fork_call {
3852	@addr = map { sprintf "%x", $_ } @addr;	4163	@addr = map { sprintf "%x", $_ } @addr;
…		…
3863	}	4174	}
3864		4175
3865	@funcs	4176	@funcs
3866	};	4177	};
3867		4178
3868	LOG llevInfo, "[ABT] $msg\n";	4179	LOG llevInfo, "[ABT] $perl_bt\n";
		4180	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3869	LOG llevInfo, "[ABT] $_\n" for @bt;	4181	LOG llevInfo, "[ABT] $_\n" for @bt;
3870	--$_log_backtrace;	4182	--$_log_backtrace;
3871	};	4183	};
3872	} else {	4184	} else {
3873	LOG llevInfo, "[ABT] $msg\n";	4185	LOG llevInfo, "[ABT] $msg\n";
3874	LOG llevInfo, "[ABT] [suppressed]\n";	4186	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3875	}	4187	}
3876	}	4188	}
3877		4189
3878	# load additional modules	4190	# load additional modules
3879	use cf::pod;	4191	require "cf/$_.pm" for @EXTRA_MODULES;
		4192	cf::_connect_to_perl_2;
3880		4193
3881	END { cf::emergency_save }	4194	END { cf::emergency_save }
3882		4195
3883	evthread_start IO::AIO::poll_fileno;
3884
3885	1	4196	1
3886		4197

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