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Revision 1.439 by root, Mon Jul 14 16:42:49 2008 UTC vs.
Revision 1.555 by root, Wed Jun 30 01:32:56 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 1.6;	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
…		…
61		64
62	# configure various modules to our taste	65	# configure various modules to our taste
63	#	66	#
64	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
65	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";
66	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
67		75
68	$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" };
69		78
70	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;
71		82
72	our %COMMAND = ();	83	our %COMMAND = ();
73	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
74		85
75	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
76	our %EXTCMD = ();	87	our %EXTCMD = ();
77	our %EXTICMD = ();	88	our %EXTICMD = ();
78	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
79	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
80		91
81	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
82	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
83		96
84	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
85	our $DATADIR = datadir;	98	our $DATADIR = datadir;
86	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
87	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
88	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
89	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
90	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
91	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
92	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
93	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
94	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
95	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;
96		118
97	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	119	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
98	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	120	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
99	our $NEXT_TICK;	121	our $NEXT_TICK;
100	our $USE_FSYNC = 1; # use fsync to write maps - default off	122	our $USE_FSYNC = 1; # use fsync to write maps - default on
101		123
102	our $BDB_DEADLOCK_WATCHER;	124	our $BDB_DEADLOCK_WATCHER;
103	our $BDB_CHECKPOINT_WATCHER;	125	our $BDB_CHECKPOINT_WATCHER;
104	our $BDB_TRICKLE_WATCHER;	126	our $BDB_TRICKLE_WATCHER;
105	our $DB_ENV;	127	our $DB_ENV;
106		128
		129	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		130
107	our %CFG;	131	our %CFG;
108		132
109	our $UPTIME; $UPTIME ||= time;	133	our $UPTIME; $UPTIME ||= time;
110	our $RUNTIME;	134	our $RUNTIME;
111	our $NOW;	135	our $NOW;
…		…
120	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)
121	our $LOADAVG; # same thing, but with alpha-smoothing	145	our $LOADAVG; # same thing, but with alpha-smoothing
122	our $JITTER; # average jitter	146	our $JITTER; # average jitter
123	our $TICK_START; # for load detecting purposes	147	our $TICK_START; # for load detecting purposes
124		148
		149	our @POST_INIT;
		150
		151	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		152	our $REALLY_UNLOOP; # never set to true, please :)
		153
125	binmode STDOUT;	154	binmode STDOUT;
126	binmode STDERR;	155	binmode STDERR;
127		156
128	# read virtual server time, if available	157	# read virtual server time, if available
129	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	158	unless ($RUNTIME || !-e $RUNTIMEFILE) {
130	open my $fh, "<", "$LOCALDIR/runtime"	159	open my $fh, "<", $RUNTIMEFILE
131	or die "unable to read runtime file: $!";	160	or die "unable to read $RUNTIMEFILE file: $!";
132	$RUNTIME = <$fh> + 0.;	161	$RUNTIME = <$fh> + 0.;
133	}	162	}
		163
		164	eval "sub TICK() { $TICK } 1" or die;
134		165
135	mkdir $_	166	mkdir $_
136	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	167	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
137		168
138	our $EMERGENCY_POSITION;	169	our $EMERGENCY_POSITION;
139		170
140	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::"} };
141		187
142	#############################################################################	188	#############################################################################
143		189
144	=head2 GLOBAL VARIABLES	190	=head2 GLOBAL VARIABLES
145		191
…		…
187	from wherever your confdir points to.	233	from wherever your confdir points to.
188		234
189	=item cf::wait_for_tick, cf::wait_for_tick_begin	235	=item cf::wait_for_tick, cf::wait_for_tick_begin
190		236
191	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
192	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
193	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.
194		240
		241	=cut
		242
		243	sub wait_for_tick();
		244	sub wait_for_tick_begin();
		245
195	=item @cf::INVOKE_RESULTS	246	=item @cf::INVOKE_RESULTS
196		247
197	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
198	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
199	that call.	250	that call.
200		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
201	=back	258	=back
202		259
203	=cut	260	=cut
204		261
205	BEGIN {	262	sub error(@) { LOG llevError, join "", @_ }
206	*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 {
207	my $msg = join "", @_;	269	my $msg = join "", @_;
208		270
209	$msg .= "\n"	271	$msg .= "\n"
210	unless $msg =~ /\n$/;	272	unless $msg =~ /\n$/;
211		273
212	$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;
213		275
214	LOG llevError, $msg;	276	LOG llevWarn, $msg;
215	};	277	};
216	}
217		278
218	$Coro::State::DIEHOOK = sub {	279	$Coro::State::DIEHOOK = sub {
219	return unless $^S eq 0; # "eq", not "=="	280	return unless $^S eq 0; # "eq", not "=="
220		281
221	if ($Coro::current == $Coro::main) {#d#	282	error Carp::longmess $_[0];
		283
		284	if (in_main) {#d#
222	warn "DIEHOOK called in main context, Coro bug?\n";#d#	285	error "DIEHOOK called in main context, Coro bug?\n";#d#
223	return;#d#	286	return;#d#
224	}#d#	287	}#d#
225		288
226	# kill coroutine otherwise	289	# kill coroutine otherwise
227	warn Carp::longmess $_[0];
228	Coro::terminate	290	Coro::terminate
229	};	291	};
230
231	$SIG{__DIE__} = sub { }; #d#?
232		292
233	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	293	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
234	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	294	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
235	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	295	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
236	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	296	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
243	for my $pkg (qw(	303	for my $pkg (qw(
244	cf::global cf::attachable	304	cf::global cf::attachable
245	cf::object cf::object::player	305	cf::object cf::object::player
246	cf::client cf::player	306	cf::client cf::player
247	cf::arch cf::living	307	cf::arch cf::living
		308	cf::map cf::mapspace
248	cf::map cf::party cf::region	309	cf::party cf::region
249	)) {	310	)) {
250	no strict 'refs';
251	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	311	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
252	}	312	}
253		313
254	$EV::DIED = sub {	314	$EV::DIED = sub {
255	warn "error in event callback: @_";	315	Carp::cluck "error in event callback: @_";
256	};	316	};
257		317
258	#############################################################################	318	#############################################################################
259		319
260	=head2 UTILITY FUNCTIONS	320	=head2 UTILITY FUNCTIONS
…		…
297	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	357	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
298		358
299	sub encode_json($) { $json_coder->encode ($_[0]) }	359	sub encode_json($) { $json_coder->encode ($_[0]) }
300	sub decode_json($) { $json_coder->decode ($_[0]) }	360	sub decode_json($) { $json_coder->decode ($_[0]) }
301		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
302	=item cf::lock_wait $string	405	=item cf::lock_wait $string
303		406
304	Wait until the given lock is available. See cf::lock_acquire.	407	Wait until the given lock is available. See cf::lock_acquire.
305		408
306	=item my $lock = cf::lock_acquire $string	409	=item my $lock = cf::lock_acquire $string
307		410
308	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
309	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,
310	for example when the coroutine gets canceled), the lock is automatically	413	for example when the coroutine gets canceled), the lock is automatically
311	returned.	414	returned.
312		415
313	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
314	deadlocked coro.	417	deadlocked coro.
…		…
320		423
321	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.
322		425
323	=cut	426	=cut
324		427
325	our %LOCK;	428	our $LOCKS = new Coro::SemaphoreSet;
326	our %LOCKER;#d#
327		429
328	sub lock_wait($) {	430	sub lock_wait($) {
329	my ($key) = @_;	431	$LOCKS->wait ($_[0]);
330
331	if ($LOCKER{$key} == $Coro::current) {#d#
332	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
333	return;#d#
334	}#d#
335
336	# wait for lock, if any
337	while ($LOCK{$key}) {
338	push @{ $LOCK{$key} }, $Coro::current;
339	Coro::schedule;
340	}
341	}	432	}
342		433
343	sub lock_acquire($) {	434	sub lock_acquire($) {
344	my ($key) = @_;	435	$LOCKS->guard ($_[0])
345
346	# wait, to be sure we are not locked
347	lock_wait $key;
348
349	$LOCK{$key} = [];
350	$LOCKER{$key} = $Coro::current;#d#
351
352	Coro::guard {
353	delete $LOCKER{$key};#d#
354	# wake up all waiters, to be on the safe side
355	$_->ready for @{ delete $LOCK{$key} };
356	}
357	}	436	}
358		437
359	sub lock_active($) {	438	sub lock_active($) {
360	my ($key) = @_;	439	$LOCKS->count ($_[0]) < 1
361
362	! ! $LOCK{$key}
363	}	440	}
364		441
365	sub freeze_mainloop {	442	sub freeze_mainloop {
366	tick_inhibit_inc;	443	tick_inhibit_inc;
367		444
368	Coro::guard \&tick_inhibit_dec;	445	&Guard::guard (\&tick_inhibit_dec);
369	}	446	}
370		447
371	=item cf::periodic $interval, $cb	448	=item cf::periodic $interval, $cb
372		449
373	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
374	get spread over timer.	451	get spread over time.
375		452
376	=cut	453	=cut
377		454
378	sub periodic($$) {	455	sub periodic($$) {
379	my ($interval, $cb) = @_;	456	my ($interval, $cb) = @_;
…		…
396		473
397	=cut	474	=cut
398		475
399	our @SLOT_QUEUE;	476	our @SLOT_QUEUE;
400	our $SLOT_QUEUE;	477	our $SLOT_QUEUE;
		478	our $SLOT_DECAY = 0.9;
401		479
402	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	480	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
403	$SLOT_QUEUE = Coro::async {	481	$SLOT_QUEUE = Coro::async {
404	$Coro::current->desc ("timeslot manager");	482	$Coro::current->desc ("timeslot manager");
405		483
406	my $signal = new Coro::Signal;	484	my $signal = new Coro::Signal;
		485	my $busy;
407		486
408	while () {	487	while () {
409	next_job:	488	next_job:
		489
410	my $avail = cf::till_tick;	490	my $avail = cf::till_tick;
411	if ($avail > 0.01) {	491
412	for (0 .. $#SLOT_QUEUE) {	492	for (0 .. $#SLOT_QUEUE) {
413	if ($SLOT_QUEUE[$_][0] < $avail) {	493	if ($SLOT_QUEUE[$_][0] <= $avail) {
		494	$busy = 0;
414	my $job = splice @SLOT_QUEUE, $_, 1, ();	495	my $job = splice @SLOT_QUEUE, $_, 1, ();
415	$job->[2]->send;	496	$job->[2]->send;
416	Coro::cede;	497	Coro::cede;
417	goto next_job;	498	goto next_job;
418	}	499	} else {
		500	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
419	}	501	}
420	}	502	}
421		503
422	if (@SLOT_QUEUE) {	504	if (@SLOT_QUEUE) {
423	# 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
424	push @cf::WAIT_FOR_TICK, $signal;	506	push @cf::WAIT_FOR_TICK, $signal;
425	$signal->wait;	507	$signal->wait;
426	} else {	508	} else {
		509	$busy = 0;
427	Coro::schedule;	510	Coro::schedule;
428	}	511	}
429	}	512	}
430	};	513	};
431		514
432	sub get_slot($;$$) {	515	sub get_slot($;$$) {
433	return if tick_inhibit || $Coro::current == $Coro::main;	516	return if tick_inhibit || $Coro::current == $Coro::main;
434		517
435	my ($time, $pri, $name) = @_;	518	my ($time, $pri, $name) = @_;
436		519
437	$time = $TICK * .6 if $time > $TICK * .6;	520	$time = clamp $time, 0.01, $TICK * .6;
		521
438	my $sig = new Coro::Signal;	522	my $sig = new Coro::Signal;
439		523
440	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	524	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
441	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	525	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
442	$SLOT_QUEUE->ready;	526	$SLOT_QUEUE->ready;
…		…
468	=cut	552	=cut
469		553
470	sub sync_job(&) {	554	sub sync_job(&) {
471	my ($job) = @_;	555	my ($job) = @_;
472		556
473	if ($Coro::current == $Coro::main) {	557	if (in_main) {
474	my $time = EV::time;	558	my $time = AE::time;
475		559
476	# this is the main coro, too bad, we have to block	560	# this is the main coro, too bad, we have to block
477	# till the operation succeeds, freezing the server :/	561	# till the operation succeeds, freezing the server :/
478		562
479	LOG llevError, Carp::longmess "sync job";#d#	563	#LOG llevError, Carp::longmess "sync job";#d#
480		564
481	my $freeze_guard = freeze_mainloop;	565	my $freeze_guard = freeze_mainloop;
482		566
483	my $busy = 1;	567	my $busy = 1;
484	my @res;	568	my @res;
485		569
486	(async {	570	(async {
487	$Coro::current->desc ("sync job coro");	571	$Coro::current->desc ("sync job coro");
488	@res = eval { $job->() };	572	@res = eval { $job->() };
489	warn $@ if $@;	573	error $@ if $@;
490	undef $busy;	574	undef $busy;
491	})->prio (Coro::PRIO_MAX);	575	})->prio (Coro::PRIO_MAX);
492		576
493	while ($busy) {	577	while ($busy) {
494	if (Coro::nready) {	578	if (Coro::nready) {
…		…
496	} else {	580	} else {
497	EV::loop EV::LOOP_ONESHOT;	581	EV::loop EV::LOOP_ONESHOT;
498	}	582	}
499	}	583	}
500		584
501	my $time = EV::time - $time;	585	my $time = AE::time - $time;
502		586
503	$TICK_START += $time; # do not account sync jobs to server load	587	$TICK_START += $time; # do not account sync jobs to server load
504		588
505	wantarray ? @res : $res[0]	589	wantarray ? @res : $res[0]
506	} else {	590	} else {
…		…
528	$EXT_CORO{$coro+0} = $coro;	612	$EXT_CORO{$coro+0} = $coro;
529		613
530	$coro	614	$coro
531	}	615	}
532		616
533	=item fork_call { }, $args	617	=item fork_call { }, @args
534		618
535	Executes the given code block with the given arguments in a seperate	619	Executes the given code block with the given arguments in a seperate
536	process, returning the results. Everything must be serialisable with	620	process, returning the results. Everything must be serialisable with
537	Coro::Storable. May, of course, block. Note that the executed sub may	621	Coro::Storable. May, of course, block. Note that the executed sub may
538	never block itself or use any form of event handling.	622	never block itself or use any form of event handling.
539		623
540	=cut	624	=cut
541		625
		626	sub post_fork {
		627	reset_signals;
		628	}
		629
542	sub fork_call(&@) {	630	sub fork_call(&@) {
543	my ($cb, @args) = @_;	631	my ($cb, @args) = @_;
544		632
545	# we seemingly have to make a local copy of the whole thing,	633	# we seemingly have to make a local copy of the whole thing,
546	# otherwise perl prematurely frees the stuff :/	634	# otherwise perl prematurely frees the stuff :/
547	# TODO: investigate and fix (likely this will be rather laborious)	635	# TODO: investigate and fix (likely this will be rather laborious)
548		636
549	my @res = Coro::Util::fork_eval {	637	my @res = Coro::Util::fork_eval {
550	reset_signals;	638	cf::post_fork;
551	&$cb	639	&$cb
552	}, @args;	640	} @args;
553		641
554	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	)
555	}	654	}
556		655
557	=item $coin = coin_from_name $name	656	=item $coin = coin_from_name $name
558		657
559	=cut	658	=cut
…		…
596	within each server.	695	within each server.
597		696
598	=cut	697	=cut
599		698
600	sub db_table($) {	699	sub db_table($) {
		700	cf::error "db_get called from main context"
		701	if $Coro::current == $Coro::main;
		702
601	my ($name) = @_;	703	my ($name) = @_;
602	my $db = BDB::db_create $DB_ENV;	704	my $db = BDB::db_create $DB_ENV;
603		705
604	eval {	706	eval {
605	$db->set_flags (BDB::CHKSUM);	707	$db->set_flags (BDB::CHKSUM);
…		…
615	}	717	}
616		718
617	our $DB;	719	our $DB;
618		720
619	sub db_init {	721	sub db_init {
620	cf::sync_job {
621	$DB ||= db_table "db";	722	$DB ||= db_table "db";
622	};
623	}	723	}
624		724
625	sub db_get($$) {	725	sub db_get($$) {
626	my $key = "$_[0]/$_[1]";	726	my $key = "$_[0]/$_[1]";
627		727
628	cf::sync_job {	728	cf::error "db_get called from main context"
		729	if $Coro::current == $Coro::main;
		730
629	BDB::db_get $DB, undef, $key, my $data;	731	BDB::db_get $DB, undef, $key, my $data;
630		732
631	$! ? ()	733	$! ? ()
632	: $data	734	: $data
633	}
634	}	735	}
635		736
636	sub db_put($$$) {	737	sub db_put($$$) {
637	BDB::dbreq_pri 4;	738	BDB::dbreq_pri 4;
638	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	739	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
694		795
695	my $t1 = Time::HiRes::time;	796	my $t1 = Time::HiRes::time;
696	my $data = $process->(\@data);	797	my $data = $process->(\@data);
697	my $t2 = Time::HiRes::time;	798	my $t2 = Time::HiRes::time;
698		799
699	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	800	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
700		801
701	db_put cache => "$id/data", $data;	802	db_put cache => "$id/data", $data;
702	db_put cache => "$id/md5" , $md5;	803	db_put cache => "$id/md5" , $md5;
703	db_put cache => "$id/meta", $meta;	804	db_put cache => "$id/meta", $meta;
704		805
…		…
714		815
715	=cut	816	=cut
716		817
717	sub datalog($@) {	818	sub datalog($@) {
718	my ($type, %kv) = @_;	819	my ($type, %kv) = @_;
719	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	820	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
720	}	821	}
721		822
722	=back	823	=back
723		824
724	=cut	825	=cut
725		826
726	#############################################################################	827	#############################################################################
727		828
728	=head2 ATTACHABLE OBJECTS	829	=head2 ATTACHABLE OBJECTS
729		830
730	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
731	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")
732	to it. All such attachable objects support the following methods.	833	to it. All such attachable objects support the following methods.
733		834
734	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>
735	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
…		…
785	=item cf::CLASS::attachment $name, ...	886	=item cf::CLASS::attachment $name, ...
786		887
787	Register an attachment by C<$name> through which attachable objects of the	888	Register an attachment by C<$name> through which attachable objects of the
788	given CLASS can refer to this attachment.	889	given CLASS can refer to this attachment.
789		890
790	Some classes such as crossfire maps and objects can specify attachments	891	Some classes such as deliantra maps and objects can specify attachments
791	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.
792		893
793	These calls expect any number of the following handler/hook descriptions:	894	These calls expect any number of the following handler/hook descriptions:
794		895
795	=over 4	896	=over 4
…		…
919		1020
920	} elsif (exists $cb_id{$type}) {	1021	} elsif (exists $cb_id{$type}) {
921	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1022	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
922		1023
923	} elsif (ref $type) {	1024	} elsif (ref $type) {
924	warn "attaching objects not supported, ignoring.\n";	1025	error "attaching objects not supported, ignoring.\n";
925		1026
926	} else {	1027	} else {
927	shift @arg;	1028	shift @arg;
928	warn "attach argument '$type' not supported, ignoring.\n";	1029	error "attach argument '$type' not supported, ignoring.\n";
929	}	1030	}
930	}	1031	}
931	}	1032	}
932		1033
933	sub _object_attach {	1034	sub _object_attach {
…		…
943	_attach $registry, $klass, @attach;	1044	_attach $registry, $klass, @attach;
944	}	1045	}
945		1046
946	$obj->{$name} = \%arg;	1047	$obj->{$name} = \%arg;
947	} else {	1048	} else {
948	warn "object uses attachment '$name' which is not available, postponing.\n";	1049	info "object uses attachment '$name' which is not available, postponing.\n";
949	}	1050	}
950		1051
951	$obj->{_attachment}{$name} = undef;	1052	$obj->{_attachment}{$name} = undef;
952	}	1053	}
953		1054
…		…
1012		1113
1013	for (@$callbacks) {	1114	for (@$callbacks) {
1014	eval { &{$_->[1]} };	1115	eval { &{$_->[1]} };
1015		1116
1016	if ($@) {	1117	if ($@) {
1017	warn "$@";
1018	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1118	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1019	override;	1119	override;
1020	}	1120	}
1021		1121
1022	return 1 if $override;	1122	return 1 if $override;
1023	}	1123	}
…		…
1086		1186
1087	sub reattach {	1187	sub reattach {
1088	# basically do the same as instantiate, without calling instantiate	1188	# basically do the same as instantiate, without calling instantiate
1089	my ($obj) = @_;	1189	my ($obj) = @_;
1090		1190
		1191	# no longer needed after getting rid of delete_package?
1091	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
1092		1193
1093	my $registry = $obj->registry;	1194	my $registry = $obj->registry;
1094		1195
1095	@$registry = ();	1196	@$registry = ();
1096		1197
…		…
1101	for (@$attach) {	1202	for (@$attach) {
1102	my ($klass, @attach) = @$_;	1203	my ($klass, @attach) = @$_;
1103	_attach $registry, $klass, @attach;	1204	_attach $registry, $klass, @attach;
1104	}	1205	}
1105	} else {	1206	} else {
1106	warn "object uses attachment '$name' that is not available, postponing.\n";	1207	info "object uses attachment '$name' that is not available, postponing.\n";
1107	}	1208	}
1108	}	1209	}
1109	}	1210	}
1110		1211
1111	cf::attachable->attach (	1212	cf::attachable->attach (
…		…
1138	my ($filename, $rdata, $objs) = @_;	1239	my ($filename, $rdata, $objs) = @_;
1139		1240
1140	sync_job {	1241	sync_job {
1141	if (length $$rdata) {	1242	if (length $$rdata) {
1142	utf8::decode (my $decname = $filename);	1243	utf8::decode (my $decname = $filename);
1143	warn sprintf "saving %s (%d,%d)\n",	1244	trace sprintf "saving %s (%d,%d)\n",
1144	$decname, length $$rdata, scalar @$objs;	1245	$decname, length $$rdata, scalar @$objs
		1246	if $VERBOSE_IO;
1145		1247
1146	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1248	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1147	aio_chmod $fh, SAVE_MODE;	1249	aio_chmod $fh, SAVE_MODE;
1148	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1250	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1149	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	}
1150	aio_close $fh;	1255	aio_close $fh;
1151		1256
1152	if (@$objs) {	1257	if (@$objs) {
1153	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) {
1154	aio_chmod $fh, SAVE_MODE;	1259	aio_chmod $fh, SAVE_MODE;
1155	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1260	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1156	aio_write $fh, 0, (length $data), $data, 0;	1261	aio_write $fh, 0, (length $data), $data, 0;
1157	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	}
1158	aio_close $fh;	1266	aio_close $fh;
1159	aio_rename "$filename.pst~", "$filename.pst";	1267	aio_rename "$filename.pst~", "$filename.pst";
1160	}	1268	}
1161	} else {	1269	} else {
1162	aio_unlink "$filename.pst";	1270	aio_unlink "$filename.pst";
1163	}	1271	}
1164		1272
1165	aio_rename "$filename~", $filename;	1273	aio_rename "$filename~", $filename;
		1274
		1275	$filename =~ s%/[^/]+$%%;
		1276	aio_pathsync $filename if $cf::USE_FSYNC;
1166	} else {	1277	} else {
1167	warn "FATAL: $filename~: $!\n";	1278	error "unable to save objects: $filename~: $!\n";
1168	}	1279	}
1169	} else {	1280	} else {
1170	aio_unlink $filename;	1281	aio_unlink $filename;
1171	aio_unlink "$filename.pst";	1282	aio_unlink "$filename.pst";
1172	}	1283	}
…		…
1196	my $st = eval { Coro::Storable::thaw $av };	1307	my $st = eval { Coro::Storable::thaw $av };
1197	$av = $st->{objs};	1308	$av = $st->{objs};
1198	}	1309	}
1199		1310
1200	utf8::decode (my $decname = $filename);	1311	utf8::decode (my $decname = $filename);
1201	warn sprintf "loading %s (%d,%d)\n",	1312	trace sprintf "loading %s (%d,%d)\n",
1202	$decname, length $data, scalar @{$av || []};	1313	$decname, length $data, scalar @{$av || []}
		1314	if $VERBOSE_IO;
1203		1315
1204	($data, $av)	1316	($data, $av)
1205	}	1317	}
1206		1318
1207	=head2 COMMAND CALLBACKS	1319	=head2 COMMAND CALLBACKS
…		…
1263	my ($name, $cb) = @_;	1375	my ($name, $cb) = @_;
1264		1376
1265	$EXTICMD{$name} = $cb;	1377	$EXTICMD{$name} = $cb;
1266	}	1378	}
1267		1379
		1380	use File::Glob ();
		1381
1268	cf::player->attach (	1382	cf::player->attach (
1269	on_command => sub {	1383	on_unknown_command => sub {
1270	my ($pl, $name, $params) = @_;	1384	my ($pl, $name, $params) = @_;
1271		1385
1272	my $cb = $COMMAND{$name}	1386	my $cb = $COMMAND{$name}
1273	or return;	1387	or return;
1274		1388
…		…
1297		1411
1298	$pl->ext_reply ($reply, @reply)	1412	$pl->ext_reply ($reply, @reply)
1299	if $reply;	1413	if $reply;
1300		1414
1301	} else {	1415	} else {
1302	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1416	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1303	}	1417	}
1304		1418
1305	cf::override;	1419	cf::override;
1306	},	1420	},
1307	);	1421	);
1308		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
1309	sub load_extensions {	1436	sub load_extensions {
		1437	info "loading extensions...";
		1438
1310	cf::sync_job {	1439	cf::sync_job {
1311	my %todo;	1440	my %todo;
1312		1441
1313	for my $path (<$LIBDIR/*.ext>) {	1442	for my $path (<$LIBDIR/*.ext>) {
1314	next unless -r $path;	1443	next unless -r $path;
…		…
1332		1461
1333	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1462	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1334	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1463	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1335		1464
1336	$ext{source} =	1465	$ext{source} =
1337	"package $pkg; use strict; use utf8;\n"	1466	"package $pkg; use common::sense;\n"
1338	. "#line 1 \"$path\"\n{\n"	1467	. "#line 1 \"$path\"\n{\n"
1339	. $source	1468	. $source
1340	. "\n};\n1";	1469	. "\n};\n1";
1341		1470
1342	$todo{$base} = \%ext;	1471	$todo{$base} = \%ext;
1343	}	1472	}
1344		1473
		1474	my $pass = 0;
1345	my %done;	1475	my %done;
1346	while (%todo) {	1476	while (%todo) {
1347	my $progress;	1477	my $progress;
1348		1478
		1479	++$pass;
		1480
		1481	ext:
1349	while (my ($k, $v) = each %todo) {	1482	while (my ($k, $v) = each %todo) {
1350	for (split /,\s*/, $v->{meta}{depends}) {	1483	for (split /,\s*/, $v->{meta}{depends}) {
1351	goto skip	1484	next ext
1352	unless exists $done{$_};	1485	unless exists $done{$_};
1353	}	1486	}
1354		1487
1355	warn "... loading '$k' into '$v->{pkg}'\n";	1488	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1356		1489
1357	unless (eval $v->{source}) {	1490	my $active = eval $v->{source};
		1491
		1492	if (length $@) {
1358	my $msg = $@ ? "$v->{path}: $@\n"	1493	error "$v->{path}: $@\n";
1359	: "$v->{base}: extension inactive.\n";
1360		1494
1361	if (exists $v->{meta}{mandatory}) {
1362	warn $msg;
1363	cf::cleanup "mandatory extension failed to load, exiting.";	1495	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1364	}	1496	if exists $v->{meta}{mandatory};
1365		1497
1366	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;
1367	}	1507	}
1368
1369	$done{$k} = delete $todo{$k};
1370	push @EXTS, $v->{pkg};
1371	$progress = 1;
1372	}	1508	}
1373		1509
1374	skip:	1510	unless ($progress) {
1375	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1511	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1376	unless $progress;	1512
		1513	while (my ($k, $v) = each %todo) {
		1514	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1515	if exists $v->{meta}{mandatory};
		1516	}
		1517	}
1377	}	1518	}
1378	};	1519	};
1379	}	1520	}
1380		1521
1381	#############################################################################	1522	#############################################################################
1382		1523
1383	=back	1524	=back
1384		1525
1385	=head2 CORE EXTENSIONS	1526	=head2 CORE EXTENSIONS
1386		1527
1387	Functions and methods that extend core crossfire objects.	1528	Functions and methods that extend core deliantra objects.
1388		1529
1389	=cut	1530	=cut
1390		1531
1391	package cf::player;	1532	package cf::player;
1392		1533
…		…
1435		1576
1436	sub exists($) {	1577	sub exists($) {
1437	my ($login) = @_;	1578	my ($login) = @_;
1438		1579
1439	$cf::PLAYER{$login}	1580	$cf::PLAYER{$login}
1440	or cf::sync_job { !aio_stat path $login }	1581	or !aio_stat path $login
1441	}	1582	}
1442		1583
1443	sub find($) {	1584	sub find($) {
1444	return $cf::PLAYER{$_[0]} || do {	1585	return $cf::PLAYER{$_[0]} || do {
1445	my $login = $_[0];	1586	my $login = $_[0];
…		…
1465	$cf::PLAYER{$login} = $pl	1606	$cf::PLAYER{$login} = $pl
1466	}	1607	}
1467	}	1608	}
1468	}	1609	}
1469		1610
		1611	cf::player->attach (
		1612	on_load => sub {
		1613	my ($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
1470	sub save($) {	1624	sub save($) {
1471	my ($pl) = @_;	1625	my ($pl) = @_;
1472		1626
1473	return if $pl->{deny_save};	1627	return if $pl->{deny_save};
1474		1628
…		…
1479		1633
1480	aio_mkdir playerdir $pl, 0770;	1634	aio_mkdir playerdir $pl, 0770;
1481	$pl->{last_save} = $cf::RUNTIME;	1635	$pl->{last_save} = $cf::RUNTIME;
1482		1636
1483	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];
1484		1641
1485	$pl->save_pl ($path);	1642	$pl->save_pl ($path);
1486	cf::cede_to_tick;	1643	cf::cede_to_tick;
1487	}	1644	}
1488		1645
…		…
1520	my ($pl) = @_;	1677	my ($pl) = @_;
1521		1678
1522	my $name = $pl->ob->name;	1679	my $name = $pl->ob->name;
1523		1680
1524	$pl->{deny_save} = 1;	1681	$pl->{deny_save} = 1;
1525	$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
1526		1683
1527	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1684	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1528	$pl->deactivate;	1685	$pl->deactivate;
		1686
1529	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;
1530	$pl->ob->check_score;
1531	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1688	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1689	ext::highscore::check ($pl->ob);
		1690
1532	$pl->ns->destroy if $pl->ns;	1691	$pl->ns->destroy if $pl->ns;
1533		1692
1534	my $path = playerdir $pl;	1693	my $path = playerdir $pl;
1535	my $temp = "$path~$cf::RUNTIME~deleting~";	1694	my $temp = "$path~$cf::RUNTIME~deleting~";
1536	aio_rename $path, $temp;	1695	aio_rename $path, $temp;
…		…
1590	\@logins	1749	\@logins
1591	}	1750	}
1592		1751
1593	=item $player->maps	1752	=item $player->maps
1594		1753
		1754	=item cf::player::maps $login
		1755
1595	Returns an arrayref of map paths that are private for this	1756	Returns an arrayref of map paths that are private for this
1596	player. May block.	1757	player. May block.
1597		1758
1598	=cut	1759	=cut
1599		1760
…		…
1616	}	1777	}
1617		1778
1618	\@paths	1779	\@paths
1619	}	1780	}
1620		1781
1621	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1782	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1622		1783
1623	Expand crossfire pod fragments into protocol xml.	1784	Expand deliantra pod fragments into protocol xml.
1624
1625	=cut
1626
1627	use re 'eval';
1628
1629	my $group;
1630	my $interior; $interior = qr{
1631	# match a pod interior sequence sans C<< >>
1632	(?:
1633	\ (.*?)\ (?{ $group = $^N })
1634	| < (??{$interior}) >
1635	)
1636	}x;
1637
1638	sub expand_cfpod {
1639	my ($self, $pod) = @_;
1640
1641	my $xml;
1642
1643	while () {
1644	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1645	$group = $1;
1646
1647	$group =~ s/&/&amp;/g;
1648	$group =~ s/</&lt;/g;
1649
1650	$xml .= $group;
1651	} elsif ($pod =~ m%\G
1652	([BCGHITU])
1653	<
1654	(?:
1655	([^<>]*) (?{ $group = $^N })
1656	| < $interior >
1657	)
1658	>
1659	%gcsx
1660	) {
1661	my ($code, $data) = ($1, $group);
1662
1663	if ($code eq "B") {
1664	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1665	} elsif ($code eq "I") {
1666	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1667	} elsif ($code eq "U") {
1668	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1669	} elsif ($code eq "C") {
1670	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1671	} elsif ($code eq "T") {
1672	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1673	} elsif ($code eq "G") {
1674	my ($male, $female) = split /\|/, $data;
1675	$data = $self->gender ? $female : $male;
1676	$xml .= expand_cfpod ($self, $data);
1677	} elsif ($code eq "H") {
1678	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1679	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1680	"")
1681	[$self->{hintmode}];
1682	} else {
1683	$xml .= "error processing '$code($data)' directive";
1684	}
1685	} else {
1686	if ($pod =~ /\G(.+)/) {
1687	warn "parse error while expanding $pod (at $1)";
1688	}
1689	last;
1690	}
1691	}
1692
1693	for ($xml) {
1694	# create single paragraphs (very hackish)
1695	s/(?<=\S)\n(?=\w)/ /g;
1696
1697	# compress some whitespace
1698	s/\s+\n/\n/g; # ws line-ends
1699	s/\n\n+/\n/g; # double lines
1700	s/^\n+//; # beginning lines
1701	s/\n+$//; # ending lines
1702	}
1703
1704	$xml
1705	}
1706
1707	no re 'eval';
1708
1709	sub hintmode {
1710	$_[0]{hintmode} = $_[1] if @_ > 1;
1711	$_[0]{hintmode}
1712	}
1713		1785
1714	=item $player->ext_reply ($msgid, @msg)	1786	=item $player->ext_reply ($msgid, @msg)
1715		1787
1716	Sends an ext reply to the player.	1788	Sends an ext reply to the player.
1717		1789
…		…
1749		1821
1750	=cut	1822	=cut
1751		1823
1752	sub find_by_path($) {	1824	sub find_by_path($) {
1753	my ($path) = @_;	1825	my ($path) = @_;
		1826
		1827	$path =~ s/^~[^\/]*//; # skip ~login
1754		1828
1755	my ($match, $specificity);	1829	my ($match, $specificity);
1756		1830
1757	for my $region (list) {	1831	for my $region (list) {
1758	if ($region->{match} && $path =~ $region->{match}) {	1832	if ($region->{match} && $path =~ $region->{match}) {
…		…
1789		1863
1790	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
1791		1865
1792	# mit "rum" bekleckern, nicht	1866	# mit "rum" bekleckern, nicht
1793	$self->_create_random_map (	1867	$self->_create_random_map (
1794	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1868	$rmp, $rmp->{total_map_hp},
1795	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1796	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1797	$rmp->{exit_on_final_map},
1798	$rmp->{xsize}, $rmp->{ysize},
1799	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1800	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1801	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1802	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1803	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1804	(cf::region::find $rmp->{region}), $rmp->{custom}	1869	(cf::region::find $rmp->{region})
1805	)	1870	)
1806	}	1871	}
1807		1872
1808	=item cf::map->register ($regex, $prio)	1873	=item cf::map->register ($regex, $prio)
1809		1874
…		…
1815		1880
1816	sub register {	1881	sub register {
1817	my (undef, $regex, $prio) = @_;	1882	my (undef, $regex, $prio) = @_;
1818	my $pkg = caller;	1883	my $pkg = caller;
1819		1884
1820	no strict;
1821	push @{"$pkg\::ISA"}, __PACKAGE__;	1885	push @{"$pkg\::ISA"}, __PACKAGE__;
1822		1886
1823	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1887	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1824	}	1888	}
1825		1889
1826	# also paths starting with '/'	1890	# also paths starting with '/'
1827	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1891	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1828		1892
1829	sub thawer_merge {	1893	sub thawer_merge {
1830	my ($self, $merge) = @_;	1894	my ($self, $merge) = @_;
1831		1895
1832	# we have to keep some variables in memory intact	1896	# we have to keep some variables in memory intact
…		…
1837	}	1901	}
1838		1902
1839	sub normalise {	1903	sub normalise {
1840	my ($path, $base) = @_;	1904	my ($path, $base) = @_;
1841		1905
1842	$path = "$path"; # make sure its a string	1906	$path = "$path"; # make sure it's a string
1843		1907
1844	$path =~ s/\.map$//;	1908	$path =~ s/\.map$//;
1845		1909
1846	# map plan:	1910	# map plan:
1847	#	1911	#
…		…
1862	$base =~ s{[^/]+/?$}{};	1926	$base =~ s{[^/]+/?$}{};
1863	$path = "$base/$path";	1927	$path = "$base/$path";
1864	}	1928	}
1865		1929
1866	for ($path) {	1930	for ($path) {
1867	redo if s{//}{/};
1868	redo if s{/\.?/}{/};	1931	redo if s{/\.?/}{/};
1869	redo if s{/[^/]+/\.\./}{/};	1932	redo if s{/[^/]+/\.\./}{/};
1870	}	1933	}
1871		1934
1872	$path	1935	$path
…		…
1886	$self->init; # pass $1 etc.	1949	$self->init; # pass $1 etc.
1887	return $self;	1950	return $self;
1888	}	1951	}
1889	}	1952	}
1890		1953
1891	Carp::cluck "unable to resolve path '$path' (base '$base').";	1954	Carp::cluck "unable to resolve path '$path' (base '$base')";
1892	()	1955	()
1893	}	1956	}
1894		1957
1895	sub init {	1958	sub init {
1896	my ($self) = @_;	1959	my ($self) = @_;
…		…
1928	sub uniq_path {	1991	sub uniq_path {
1929	my ($self) = @_;	1992	my ($self) = @_;
1930		1993
1931	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	1994	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1932	"$UNIQUEDIR/$path"	1995	"$UNIQUEDIR/$path"
1933	}
1934
1935	# and all this just because we cannot iterate over
1936	# all maps in C++...
1937	sub change_all_map_light {
1938	my ($change) = @_;
1939
1940	$_->change_map_light ($change)
1941	for grep $_->outdoor, values %cf::MAP;
1942	}	1996	}
1943		1997
1944	sub decay_objects {	1998	sub decay_objects {
1945	my ($self) = @_;	1999	my ($self) = @_;
1946		2000
…		…
2028		2082
2029	sub find;	2083	sub find;
2030	sub find {	2084	sub find {
2031	my ($path, $origin) = @_;	2085	my ($path, $origin) = @_;
2032		2086
		2087	cf::cede_to_tick;
		2088
2033	$path = normalise $path, $origin && $origin->path;	2089	$path = normalise $path, $origin && $origin->path;
2034		2090
2035	cf::lock_wait "map_data:$path";#d#remove	2091	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
2036	cf::lock_wait "map_find:$path";	2092	my $guard2 = cf::lock_acquire "map_find:$path";
2037		2093
2038	$cf::MAP{$path} || do {	2094	$cf::MAP{$path} || do {
2039	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
2040	my $guard2 = cf::lock_acquire "map_find:$path";
2041
2042	my $map = new_from_path cf::map $path	2095	my $map = new_from_path cf::map $path
2043	or return;	2096	or return;
2044		2097
2045	$map->{last_save} = $cf::RUNTIME;	2098	$map->{last_save} = $cf::RUNTIME;
2046		2099
…		…
2058		2111
2059	$cf::MAP{$path} = $map	2112	$cf::MAP{$path} = $map
2060	}	2113	}
2061	}	2114	}
2062		2115
2063	sub pre_load { }	2116	sub pre_load { }
2064	sub post_load { }	2117	#sub post_load { } # XS
2065		2118
2066	sub load {	2119	sub load {
2067	my ($self) = @_;	2120	my ($self) = @_;
2068		2121
2069	local $self->{deny_reset} = 1; # loading can take a long time	2122	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2114	unless ($self->{deny_activate}) {	2167	unless ($self->{deny_activate}) {
2115	$self->decay_objects;	2168	$self->decay_objects;
2116	$self->fix_auto_apply;	2169	$self->fix_auto_apply;
2117	$self->update_buttons;	2170	$self->update_buttons;
2118	cf::cede_to_tick;	2171	cf::cede_to_tick;
2119	$self->set_darkness_map;
2120	cf::cede_to_tick;
2121	$self->activate;	2172	$self->activate;
2122	}	2173	}
2123		2174
2124	$self->{last_save} = $cf::RUNTIME;	2175	$self->{last_save} = $cf::RUNTIME;
2125	$self->last_access ($cf::RUNTIME);	2176	$self->last_access ($cf::RUNTIME);
2126		2177
2127	$self->in_memory (cf::MAP_ACTIVE);	2178	$self->in_memory (cf::MAP_ACTIVE);
2128	}	2179	}
2129		2180
2130	$self->post_load;	2181	$self->post_load;
2131	}
2132		2182
		2183	1
		2184	}
		2185
		2186	# customize the map for a given player, i.e.
		2187	# return the _real_ map. used by e.g. per-player
		2188	# maps to change the path to ~playername/mappath
2133	sub customise_for {	2189	sub customise_for {
2134	my ($self, $ob) = @_;	2190	my ($self, $ob) = @_;
2135		2191
2136	return find "~" . $ob->name . "/" . $self->{path}	2192	return find "~" . $ob->name . "/" . $self->{path}
2137	if $self->per_player;	2193	if $self->per_player;
…		…
2153	or next;	2209	or next;
2154	$neigh = find $neigh, $map	2210	$neigh = find $neigh, $map
2155	or next;	2211	or next;
2156	$neigh->load;	2212	$neigh->load;
2157		2213
		2214	# now find the diagonal neighbours
2158	push @neigh,	2215	push @neigh,
2159	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2216	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2160	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2217	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2161	}	2218	}
2162		2219
…		…
2169	}	2226	}
2170		2227
2171	sub find_sync {	2228	sub find_sync {
2172	my ($path, $origin) = @_;	2229	my ($path, $origin) = @_;
2173		2230
2174	cf::sync_job { find $path, $origin }	2231	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2232	if $Coro::current == $Coro::main;
		2233
		2234	find $path, $origin
2175	}	2235	}
2176		2236
2177	sub do_load_sync {	2237	sub do_load_sync {
2178	my ($map) = @_;	2238	my ($map) = @_;
2179		2239
2180	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2240	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2181	if $Coro::current == $Coro::main;	2241	if $Coro::current == $Coro::main;
2182		2242
2183	cf::sync_job { $map->load };	2243	$map->load;
2184	}	2244	}
2185		2245
2186	our %MAP_PREFETCH;	2246	our %MAP_PREFETCH;
2187	our $MAP_PREFETCHER = undef;	2247	our $MAP_PREFETCHER = undef;
2188		2248
…		…
2214	$MAP_PREFETCHER->prio (6);	2274	$MAP_PREFETCHER->prio (6);
2215		2275
2216	()	2276	()
2217	}	2277	}
2218		2278
		2279	# common code, used by both ->save and ->swapout
2219	sub save {	2280	sub _save {
2220	my ($self) = @_;	2281	my ($self) = @_;
2221
2222	my $lock = cf::lock_acquire "map_data:$self->{path}";
2223		2282
2224	$self->{last_save} = $cf::RUNTIME;	2283	$self->{last_save} = $cf::RUNTIME;
2225		2284
2226	return unless $self->dirty;	2285	return unless $self->dirty;
2227		2286
…		…
2247	} else {	2306	} else {
2248	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2307	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2249	}	2308	}
2250	}	2309	}
2251		2310
		2311	sub save {
		2312	my ($self) = @_;
		2313
		2314	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2315
		2316	$self->_save;
		2317	}
		2318
2252	sub swap_out {	2319	sub swap_out {
2253	my ($self) = @_;	2320	my ($self) = @_;
2254		2321
2255	# save first because save cedes
2256	$self->save;
2257
2258	my $lock = cf::lock_acquire "map_data:$self->{path}";	2322	my $lock = cf::lock_acquire "map_data:$self->{path}";
2259		2323
2260	return if $self->players;
2261	return if $self->in_memory != cf::MAP_ACTIVE;	2324	return if $self->in_memory != cf::MAP_ACTIVE;
2262	return if $self->{deny_save};	2325	return if $self->{deny_save};
		2326	return if $self->players;
2263		2327
		2328	# first deactivate the map and "unlink" it from the core
		2329	$self->deactivate;
		2330	$_->clear_links_to ($self) for values %cf::MAP;
2264	$self->in_memory (cf::MAP_SWAPPED);	2331	$self->in_memory (cf::MAP_SWAPPED);
		2332
		2333	# then atomically save
		2334	$self->_save;
		2335
		2336	# then free the map
		2337	$self->clear;
		2338	}
		2339
		2340	sub reset_at {
		2341	my ($self) = @_;
		2342
		2343	# TODO: safety, remove and allow resettable per-player maps
		2344	return 1e99 if $self->{deny_reset};
		2345
		2346	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2347	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2348
		2349	$time + $to
		2350	}
		2351
		2352	sub should_reset {
		2353	my ($self) = @_;
		2354
		2355	$self->reset_at <= $cf::RUNTIME
		2356	}
		2357
		2358	sub reset {
		2359	my ($self) = @_;
		2360
		2361	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2362
		2363	return if $self->players;
		2364
		2365	cf::trace "resetting map ", $self->path, "\n";
		2366
		2367	$self->in_memory (cf::MAP_SWAPPED);
		2368
		2369	# need to save uniques path
		2370	unless ($self->{deny_save}) {
		2371	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2372
		2373	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2374	if $uniq;
		2375	}
		2376
		2377	delete $cf::MAP{$self->path};
2265		2378
2266	$self->deactivate;	2379	$self->deactivate;
2267	$_->clear_links_to ($self) for values %cf::MAP;	2380	$_->clear_links_to ($self) for values %cf::MAP;
2268	$self->clear;	2381	$self->clear;
2269	}
2270
2271	sub reset_at {
2272	my ($self) = @_;
2273
2274	# TODO: safety, remove and allow resettable per-player maps
2275	return 1e99 if $self->{deny_reset};
2276
2277	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2278	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2279
2280	$time + $to
2281	}
2282
2283	sub should_reset {
2284	my ($self) = @_;
2285
2286	$self->reset_at <= $cf::RUNTIME
2287	}
2288
2289	sub reset {
2290	my ($self) = @_;
2291
2292	my $lock = cf::lock_acquire "map_data:$self->{path}";
2293
2294	return if $self->players;
2295
2296	warn "resetting map ", $self->path;
2297
2298	$self->in_memory (cf::MAP_SWAPPED);
2299
2300	# need to save uniques path
2301	unless ($self->{deny_save}) {
2302	my $uniq = $self->uniq_path; utf8::encode $uniq;
2303
2304	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2305	if $uniq;
2306	}
2307
2308	delete $cf::MAP{$self->path};
2309
2310	$self->deactivate;
2311	$_->clear_links_to ($self) for values %cf::MAP;
2312	$self->clear;
2313		2382
2314	$self->unlink_save;	2383	$self->unlink_save;
2315	$self->destroy;	2384	$self->destroy;
2316	}	2385	}
2317		2386
…		…
2325		2394
2326	delete $cf::MAP{$self->path};	2395	delete $cf::MAP{$self->path};
2327		2396
2328	$self->unlink_save;	2397	$self->unlink_save;
2329		2398
2330	bless $self, "cf::map";	2399	bless $self, "cf::map::wrap";
2331	delete $self->{deny_reset};	2400	delete $self->{deny_reset};
2332	$self->{deny_save} = 1;	2401	$self->{deny_save} = 1;
2333	$self->reset_timeout (1);	2402	$self->reset_timeout (1);
2334	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2403	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2335		2404
…		…
2392	: normalise $_	2461	: normalise $_
2393	} @{ aio_readdir $UNIQUEDIR or [] }	2462	} @{ aio_readdir $UNIQUEDIR or [] }
2394	]	2463	]
2395	}	2464	}
2396		2465
		2466	=item cf::map::static_maps
		2467
		2468	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2469	file in the shared directory excluding F</styles> and F</editor>). May
		2470	block.
		2471
		2472	=cut
		2473
		2474	sub static_maps() {
		2475	my @dirs = "";
		2476	my @maps;
		2477
		2478	while (@dirs) {
		2479	my $dir = shift @dirs;
		2480
		2481	next if $dir eq "/styles" || $dir eq "/editor";
		2482
		2483	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2484	or return;
		2485
		2486	for (@$files) {
		2487	s/\.map$// or next;
		2488	utf8::decode $_;
		2489	push @maps, "$dir/$_";
		2490	}
		2491
		2492	push @dirs, map "$dir/$_", @$dirs;
		2493	}
		2494
		2495	\@maps
		2496	}
		2497
2397	=back	2498	=back
2398		2499
2399	=head3 cf::object	2500	=head3 cf::object
2400		2501
2401	=cut	2502	=cut
…		…
2466		2567
2467	our $SAY_CHANNEL = {	2568	our $SAY_CHANNEL = {
2468	id => "say",	2569	id => "say",
2469	title => "Map",	2570	title => "Map",
2470	reply => "say ",	2571	reply => "say ",
2471	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",	2572	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2472	};	2573	};
2473		2574
2474	our $CHAT_CHANNEL = {	2575	our $CHAT_CHANNEL = {
2475	id => "chat",	2576	id => "chat",
2476	title => "Chat",	2577	title => "Chat",
…		…
2531		2632
2532	=item $player_object->enter_link	2633	=item $player_object->enter_link
2533		2634
2534	Freezes the player and moves him/her to a special map (C<{link}>).	2635	Freezes the player and moves him/her to a special map (C<{link}>).
2535		2636
2536	The player should be reasonably safe there for short amounts of time. You	2637	The player should be reasonably safe there for short amounts of time (e.g.
2537	I<MUST> call C<leave_link> as soon as possible, though.	2638	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2639	though, as the player cannot control the character while it is on the link
		2640	map.
2538		2641
2539	Will never block.	2642	Will never block.
2540		2643
2541	=item $player_object->leave_link ($map, $x, $y)	2644	=item $player_object->leave_link ($map, $x, $y)
2542		2645
…		…
2562	sub cf::object::player::enter_link {	2665	sub cf::object::player::enter_link {
2563	my ($self) = @_;	2666	my ($self) = @_;
2564		2667
2565	$self->deactivate_recursive;	2668	$self->deactivate_recursive;
2566		2669
		2670	++$self->{_link_recursion};
		2671
2567	return if UNIVERSAL::isa $self->map, "ext::map_link";	2672	return if UNIVERSAL::isa $self->map, "ext::map_link";
2568		2673
2569	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2674	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2570	if $self->map && $self->map->{path} ne "{link}";	2675	if $self->map && $self->map->{path} ne "{link}";
2571		2676
2572	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2677	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2573	}	2678	}
2574		2679
2575	sub cf::object::player::leave_link {	2680	sub cf::object::player::leave_link {
2576	my ($self, $map, $x, $y) = @_;	2681	my ($self, $map, $x, $y) = @_;
2577		2682
…		…
2594	($x, $y) = (-1, -1)	2699	($x, $y) = (-1, -1)
2595	unless (defined $x) && (defined $y);	2700	unless (defined $x) && (defined $y);
2596		2701
2597	# use -1 or undef as default coordinates, not 0, 0	2702	# use -1 or undef as default coordinates, not 0, 0
2598	($x, $y) = ($map->enter_x, $map->enter_y)	2703	($x, $y) = ($map->enter_x, $map->enter_y)
2599	if $x <=0 && $y <= 0;	2704	if $x <= 0 && $y <= 0;
2600		2705
2601	$map->load;	2706	$map->load;
2602	$map->load_neighbours;	2707	$map->load_neighbours;
2603		2708
2604	return unless $self->contr->active;	2709	return unless $self->contr->active;
2605	$self->activate_recursive;
2606		2710
2607	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2711	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2608	$self->enter_map ($map, $x, $y);	2712	if ($self->enter_map ($map, $x, $y)) {
2609	}	2713	# entering was successful
		2714	delete $self->{_link_recursion};
		2715	# only activate afterwards, to support waiting in hooks
		2716	$self->activate_recursive;
		2717	}
2610		2718
		2719	}
		2720
2611	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2721	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2612		2722
2613	Moves the player to the given map-path and coordinates by first freezing	2723	Moves the player to the given map-path and coordinates by first freezing
2614	her, loading and preparing them map, calling the provided $check callback	2724	her, loading and preparing them map, calling the provided $check callback
2615	that has to return the map if sucecssful, and then unfreezes the player on	2725	that has to return the map if sucecssful, and then unfreezes the player on
2616	the new (success) or old (failed) map position. In either case, $done will	2726	the new (success) or old (failed) map position. In either case, $done will
…		…
2623		2733
2624	our $GOTOGEN;	2734	our $GOTOGEN;
2625		2735
2626	sub cf::object::player::goto {	2736	sub cf::object::player::goto {
2627	my ($self, $path, $x, $y, $check, $done) = @_;	2737	my ($self, $path, $x, $y, $check, $done) = @_;
		2738
		2739	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2740	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2741	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2742	($path, $x, $y) = @$EMERGENCY_POSITION;
		2743	}
2628		2744
2629	# do generation counting so two concurrent goto's will be executed in-order	2745	# do generation counting so two concurrent goto's will be executed in-order
2630	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2746	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2631		2747
2632	$self->enter_link;	2748	$self->enter_link;
…		…
2656	my $map = eval {	2772	my $map = eval {
2657	my $map = defined $path ? cf::map::find $path : undef;	2773	my $map = defined $path ? cf::map::find $path : undef;
2658		2774
2659	if ($map) {	2775	if ($map) {
2660	$map = $map->customise_for ($self);	2776	$map = $map->customise_for ($self);
2661	$map = $check->($map) if $check && $map;	2777	$map = $check->($map, $x, $y, $self) if $check && $map;
2662	} else {	2778	} else {
2663	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2779	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2664	}	2780	}
2665		2781
2666	$map	2782	$map
…		…
2674	if ($gen == $self->{_goto_generation}) {	2790	if ($gen == $self->{_goto_generation}) {
2675	delete $self->{_goto_generation};	2791	delete $self->{_goto_generation};
2676	$self->leave_link ($map, $x, $y);	2792	$self->leave_link ($map, $x, $y);
2677	}	2793	}
2678		2794
2679	$done->() if $done;	2795	$done->($self) if $done;
2680	})->prio (1);	2796	})->prio (1);
2681	}	2797	}
2682		2798
2683	=item $player_object->enter_exit ($exit_object)	2799	=item $player_object->enter_exit ($exit_object)
2684		2800
…		…
2772	$self->contr->savebed ($map, $x, $y)	2888	$self->contr->savebed ($map, $x, $y)
2773	if $exit->flag (cf::FLAG_DAMNED);	2889	if $exit->flag (cf::FLAG_DAMNED);
2774		2890
2775	1	2891	1
2776	}) {	2892	}) {
2777	$self->message ("Something went wrong deep within the crossfire server. "	2893	$self->message ("Something went wrong deep within the deliantra server. "
2778	. "I'll try to bring you back to the map you were before. "	2894	. "I'll try to bring you back to the map you were before. "
2779	. "Please report this to the dungeon master!",	2895	. "Please report this to the dungeon master!",
2780	cf::NDI_UNIQUE | cf::NDI_RED);	2896	cf::NDI_UNIQUE | cf::NDI_RED);
2781		2897
2782	warn "ERROR in enter_exit: $@";	2898	error "ERROR in enter_exit: $@";
2783	$self->leave_link;	2899	$self->leave_link;
2784	}	2900	}
2785	})->prio (1);	2901	})->prio (1);
2786	}	2902	}
2787		2903
…		…
2799	sub cf::client::send_drawinfo {	2915	sub cf::client::send_drawinfo {
2800	my ($self, $text, $flags) = @_;	2916	my ($self, $text, $flags) = @_;
2801		2917
2802	utf8::encode $text;	2918	utf8::encode $text;
2803	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2919	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2920	}
		2921
		2922	=item $client->send_big_packet ($pkt)
		2923
		2924	Like C<send_packet>, but tries to compress large packets, and fragments
		2925	them as required.
		2926
		2927	=cut
		2928
		2929	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2930
		2931	sub cf::client::send_big_packet {
		2932	my ($self, $pkt) = @_;
		2933
		2934	# try lzf for large packets
		2935	$pkt = "lzf " . Compress::LZF::compress $pkt
		2936	if 1024 <= length $pkt and $self->{can_lzf};
		2937
		2938	# split very large packets
		2939	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2940	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2941	$pkt = "frag";
		2942	}
		2943
		2944	$self->send_packet ($pkt);
2804	}	2945	}
2805		2946
2806	=item $client->send_msg ($channel, $msg, $color, [extra...])	2947	=item $client->send_msg ($channel, $msg, $color, [extra...])
2807		2948
2808	Send a drawinfo or msg packet to the client, formatting the msg for the	2949	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2812		2953
2813	=cut	2954	=cut
2814		2955
2815	# non-persistent channels (usually the info channel)	2956	# non-persistent channels (usually the info channel)
2816	our %CHANNEL = (	2957	our %CHANNEL = (
		2958	"c/motd" => {
		2959	id => "infobox",
		2960	title => "MOTD",
		2961	reply => undef,
		2962	tooltip => "The message of the day",
		2963	},
2817	"c/identify" => {	2964	"c/identify" => {
2818	id => "infobox",	2965	id => "infobox",
2819	title => "Identify",	2966	title => "Identify",
2820	reply => undef,	2967	reply => undef,
2821	tooltip => "Items recently identified",	2968	tooltip => "Items recently identified",
…		…
2823	"c/examine" => {	2970	"c/examine" => {
2824	id => "infobox",	2971	id => "infobox",
2825	title => "Examine",	2972	title => "Examine",
2826	reply => undef,	2973	reply => undef,
2827	tooltip => "Signs and other items you examined",	2974	tooltip => "Signs and other items you examined",
		2975	},
		2976	"c/shopinfo" => {
		2977	id => "infobox",
		2978	title => "Shop Info",
		2979	reply => undef,
		2980	tooltip => "What your bargaining skill tells you about the shop",
2828	},	2981	},
2829	"c/book" => {	2982	"c/book" => {
2830	id => "infobox",	2983	id => "infobox",
2831	title => "Book",	2984	title => "Book",
2832	reply => undef,	2985	reply => undef,
…		…
2848	id => "infobox",	3001	id => "infobox",
2849	title => "Body Parts",	3002	title => "Body Parts",
2850	reply => undef,	3003	reply => undef,
2851	tooltip => "Shows which body parts you posess and are available",	3004	tooltip => "Shows which body parts you posess and are available",
2852	},	3005	},
		3006	"c/statistics" => {
		3007	id => "infobox",
		3008	title => "Statistics",
		3009	reply => undef,
		3010	tooltip => "Shows your primary statistics",
		3011	},
		3012	"c/skills" => {
		3013	id => "infobox",
		3014	title => "Skills",
		3015	reply => undef,
		3016	tooltip => "Shows your experience per skill and item power",
		3017	},
		3018	"c/shopitems" => {
		3019	id => "infobox",
		3020	title => "Shop Items",
		3021	reply => undef,
		3022	tooltip => "Shows the items currently for sale in this shop",
		3023	},
		3024	"c/resistances" => {
		3025	id => "infobox",
		3026	title => "Resistances",
		3027	reply => undef,
		3028	tooltip => "Shows your resistances",
		3029	},
		3030	"c/pets" => {
		3031	id => "infobox",
		3032	title => "Pets",
		3033	reply => undef,
		3034	tooltip => "Shows information abotu your pets/a specific pet",
		3035	},
		3036	"c/perceiveself" => {
		3037	id => "infobox",
		3038	title => "Perceive Self",
		3039	reply => undef,
		3040	tooltip => "You gained detailed knowledge about yourself",
		3041	},
2853	"c/uptime" => {	3042	"c/uptime" => {
2854	id => "infobox",	3043	id => "infobox",
2855	title => "Uptime",	3044	title => "Uptime",
2856	reply => undef,	3045	reply => undef,
2857	tooltip => "How long the server has been running since last restart",	3046	tooltip => "How long the server has been running since last restart",
…		…
2866	id => "party",	3055	id => "party",
2867	title => "Party",	3056	title => "Party",
2868	reply => "gsay ",	3057	reply => "gsay ",
2869	tooltip => "Messages and chat related to your party",	3058	tooltip => "Messages and chat related to your party",
2870	},	3059	},
		3060	"c/death" => {
		3061	id => "death",
		3062	title => "Death",
		3063	reply => undef,
		3064	tooltip => "Reason for and more info about your most recent death",
		3065	},
		3066	"c/say" => $SAY_CHANNEL,
		3067	"c/chat" => $CHAT_CHANNEL,
2871	);	3068	);
2872		3069
2873	sub cf::client::send_msg {	3070	sub cf::client::send_msg {
2874	my ($self, $channel, $msg, $color, @extra) = @_;	3071	my ($self, $channel, $msg, $color, @extra) = @_;
2875		3072
2876	$msg = $self->pl->expand_cfpod ($msg);	3073	$msg = $self->pl->expand_cfpod ($msg)
		3074	unless $color & cf::NDI_VERBATIM;
2877		3075
2878	$color &= cf::NDI_CLIENT_MASK; # just in case...	3076	$color &= cf::NDI_CLIENT_MASK; # just in case...
2879		3077
2880	# check predefined channels, for the benefit of C	3078	# check predefined channels, for the benefit of C
2881	if ($CHANNEL{$channel}) {	3079	if ($CHANNEL{$channel}) {
2882	$channel = $CHANNEL{$channel};	3080	$channel = $CHANNEL{$channel};
2883		3081
2884	$self->ext_msg (channel_info => $channel)	3082	$self->ext_msg (channel_info => $channel);
2885	if $self->can_msg;
2886
2887	$channel = $channel->{id};	3083	$channel = $channel->{id};
2888		3084
2889	} elsif (ref $channel) {	3085	} elsif (ref $channel) {
2890	# send meta info to client, if not yet sent	3086	# send meta info to client, if not yet sent
2891	unless (exists $self->{channel}{$channel->{id}}) {	3087	unless (exists $self->{channel}{$channel->{id}}) {
2892	$self->{channel}{$channel->{id}} = $channel;	3088	$self->{channel}{$channel->{id}} = $channel;
2893	$self->ext_msg (channel_info => $channel)	3089	$self->ext_msg (channel_info => $channel);
2894	if $self->can_msg;
2895	}	3090	}
2896		3091
2897	$channel = $channel->{id};	3092	$channel = $channel->{id};
2898	}	3093	}
2899		3094
2900	return unless @extra || length $msg;	3095	return unless @extra || length $msg;
2901		3096
2902	if ($self->can_msg) {
2903	# default colour, mask it out	3097	# default colour, mask it out
2904	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3098	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2905	if $color & cf::NDI_DEF;	3099	if $color & cf::NDI_DEF;
2906		3100
2907	$self->send_packet ("msg " . $self->{json_coder}->encode (	3101	my $pkt = "msg "
		3102	. $self->{json_coder}->encode (
2908	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3103	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2909	} else {	3104	);
2910	if ($color >= 0) {
2911	# replace some tags by gcfclient-compatible ones
2912	for ($msg) {
2913	1 while
2914	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2915	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2916	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2917	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2918	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2919	}
2920		3105
2921	$color &= cf::NDI_COLOR_MASK;	3106	$self->send_big_packet ($pkt);
2922
2923	utf8::encode $msg;
2924
2925	if (0 && $msg =~ /\[/) {
2926	# COMMAND/INFO
2927	$self->send_packet ("drawextinfo $color 10 8 $msg")
2928	} else {
2929	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2930	$self->send_packet ("drawinfo $color $msg")
2931	}
2932	}
2933	}
2934	}	3107	}
2935		3108
2936	=item $client->ext_msg ($type, @msg)	3109	=item $client->ext_msg ($type, @msg)
2937		3110
2938	Sends an ext event to the client.	3111	Sends an ext event to the client.
…		…
2941		3114
2942	sub cf::client::ext_msg($$@) {	3115	sub cf::client::ext_msg($$@) {
2943	my ($self, $type, @msg) = @_;	3116	my ($self, $type, @msg) = @_;
2944		3117
2945	if ($self->extcmd == 2) {	3118	if ($self->extcmd == 2) {
2946	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3119	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2947	} elsif ($self->extcmd == 1) { # TODO: remove	3120	} elsif ($self->extcmd == 1) { # TODO: remove
2948	push @msg, msgtype => "event_$type";	3121	push @msg, msgtype => "event_$type";
2949	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3122	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2950	}	3123	}
2951	}	3124	}
2952		3125
2953	=item $client->ext_reply ($msgid, @msg)	3126	=item $client->ext_reply ($msgid, @msg)
2954		3127
…		…
2958		3131
2959	sub cf::client::ext_reply($$@) {	3132	sub cf::client::ext_reply($$@) {
2960	my ($self, $id, @msg) = @_;	3133	my ($self, $id, @msg) = @_;
2961		3134
2962	if ($self->extcmd == 2) {	3135	if ($self->extcmd == 2) {
2963	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3136	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2964	} elsif ($self->extcmd == 1) {	3137	} elsif ($self->extcmd == 1) {
2965	#TODO: version 1, remove	3138	#TODO: version 1, remove
2966	unshift @msg, msgtype => "reply", msgid => $id;	3139	unshift @msg, msgtype => "reply", msgid => $id;
2967	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3140	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2968	}	3141	}
2969	}	3142	}
2970		3143
2971	=item $success = $client->query ($flags, "text", \&cb)	3144	=item $success = $client->query ($flags, "text", \&cb)
2972		3145
…		…
3043		3216
3044	$ns->ext_reply ($reply, @reply)	3217	$ns->ext_reply ($reply, @reply)
3045	if $reply;	3218	if $reply;
3046		3219
3047	} else {	3220	} else {
3048	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3221	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3049	}	3222	}
3050		3223
3051	cf::override;	3224	cf::override;
3052	},	3225	},
3053	);	3226	);
…		…
3073		3246
3074	$coro	3247	$coro
3075	}	3248	}
3076		3249
3077	cf::client->attach (	3250	cf::client->attach (
3078	on_destroy => sub {	3251	on_client_destroy => sub {
3079	my ($ns) = @_;	3252	my ($ns) = @_;
3080		3253
3081	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3254	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3082	},	3255	},
3083	);	3256	);
…		…
3099	our $safe_hole = new Safe::Hole;	3272	our $safe_hole = new Safe::Hole;
3100		3273
3101	$SIG{FPE} = 'IGNORE';	3274	$SIG{FPE} = 'IGNORE';
3102		3275
3103	$safe->permit_only (Opcode::opset qw(	3276	$safe->permit_only (Opcode::opset qw(
3104	:base_core :base_mem :base_orig :base_math	3277	:base_core :base_mem :base_orig :base_math :base_loop
3105	grepstart grepwhile mapstart mapwhile	3278	grepstart grepwhile mapstart mapwhile
3106	sort time	3279	sort time
3107	));	3280	));
3108		3281
3109	# here we export the classes and methods available to script code	3282	# here we export the classes and methods available to script code
…		…
3113	The following functions and methods are available within a safe environment:	3286	The following functions and methods are available within a safe environment:
3114		3287
3115	cf::object	3288	cf::object
3116	contr pay_amount pay_player map x y force_find force_add destroy	3289	contr pay_amount pay_player map x y force_find force_add destroy
3117	insert remove name archname title slaying race decrease split	3290	insert remove name archname title slaying race decrease split
		3291	value
3118		3292
3119	cf::object::player	3293	cf::object::player
3120	player	3294	player
3121		3295
3122	cf::player	3296	cf::player
…		…
3128	=cut	3302	=cut
3129		3303
3130	for (	3304	for (
3131	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3305	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3132	insert remove inv nrof name archname title slaying race	3306	insert remove inv nrof name archname title slaying race
3133	decrease split destroy change_exp)],	3307	decrease split destroy change_exp value msg lore send_msg)],
3134	["cf::object::player" => qw(player)],	3308	["cf::object::player" => qw(player)],
3135	["cf::player" => qw(peaceful)],	3309	["cf::player" => qw(peaceful send_msg)],
3136	["cf::map" => qw(trigger)],	3310	["cf::map" => qw(trigger)],
3137	) {	3311	) {
3138	no strict 'refs';
3139	my ($pkg, @funs) = @$_;	3312	my ($pkg, @funs) = @$_;
3140	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3313	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3141	for @funs;	3314	for @funs;
3142	}	3315	}
3143		3316
…		…
3158		3331
3159	my $qcode = $code;	3332	my $qcode = $code;
3160	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3333	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3161	$qcode =~ s/\n/\\n/g;	3334	$qcode =~ s/\n/\\n/g;
3162		3335
		3336	%vars = (_dummy => 0) unless %vars;
		3337
		3338	my @res;
3163	local $_;	3339	local $_;
3164	local @safe::cf::_safe_eval_args = values %vars;
3165		3340
3166	my $eval =	3341	my $eval =
3167	"do {\n"	3342	"do {\n"
3168	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3343	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3169	. "#line 0 \"{$qcode}\"\n"	3344	. "#line 0 \"{$qcode}\"\n"
3170	. $code	3345	. $code
3171	. "\n}"	3346	. "\n}"
3172	;	3347	;
3173		3348
		3349	if ($CFG{safe_eval}) {
3174	sub_generation_inc;	3350	sub_generation_inc;
		3351	local @safe::cf::_safe_eval_args = values %vars;
3175	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3352	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3176	sub_generation_inc;	3353	sub_generation_inc;
		3354	} else {
		3355	local @cf::_safe_eval_args = values %vars;
		3356	@res = wantarray ? eval eval : scalar eval $eval;
		3357	}
3177		3358
3178	if ($@) {	3359	if ($@) {
3179	warn "$@";	3360	warn "$@",
3180	warn "while executing safe code '$code'\n";	3361	"while executing safe code '$code'\n",
3181	warn "with arguments " . (join " ", %vars) . "\n";	3362	"with arguments " . (join " ", %vars) . "\n";
3182	}	3363	}
3183		3364
3184	wantarray ? @res : $res[0]	3365	wantarray ? @res : $res[0]
3185	}	3366	}
3186		3367
…		…
3200	=cut	3381	=cut
3201		3382
3202	sub register_script_function {	3383	sub register_script_function {
3203	my ($fun, $cb) = @_;	3384	my ($fun, $cb) = @_;
3204		3385
3205	no strict 'refs';	3386	$fun = "safe::$fun" if $CFG{safe_eval};
3206	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3387	*$fun = $safe_hole->wrap ($cb);
3207	}	3388	}
3208		3389
3209	=back	3390	=back
3210		3391
3211	=cut	3392	=cut
…		…
3220	# for this (global event?)	3401	# for this (global event?)
3221	%ext::player_env::MUSIC_FACE_CACHE = ();	3402	%ext::player_env::MUSIC_FACE_CACHE = ();
3222		3403
3223	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3404	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3224		3405
3225	warn "loading facedata from $path\n";	3406	trace "loading facedata from $path\n";
3226		3407
3227	my $facedata;
3228	0 < aio_load $path, $facedata	3408	0 < aio_load $path, my $facedata
3229	or die "$path: $!";	3409	or die "$path: $!";
3230		3410
3231	$facedata = Coro::Storable::thaw $facedata;	3411	$facedata = Coro::Storable::thaw $facedata;
3232		3412
3233	$facedata->{version} == 2	3413	$facedata->{version} == 2
3234	or cf::cleanup "$path: version mismatch, cannot proceed.";	3414	or cf::cleanup "$path: version mismatch, cannot proceed.";
3235		3415
3236	# patch in the exptable	3416	# patch in the exptable
		3417	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3237	$facedata->{resource}{"res/exp_table"} = {	3418	$facedata->{resource}{"res/exp_table"} = {
3238	type => FT_RSRC,	3419	type => FT_RSRC,
3239	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3420	data => $exp_table,
		3421	hash => (Digest::MD5::md5 $exp_table),
3240	};	3422	};
3241	cf::cede_to_tick;	3423	cf::cede_to_tick;
3242		3424
3243	{	3425	{
3244	my $faces = $facedata->{faceinfo};	3426	my $faces = $facedata->{faceinfo};
…		…
3246	while (my ($face, $info) = each %$faces) {	3428	while (my ($face, $info) = each %$faces) {
3247	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3429	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3248		3430
3249	cf::face::set_visibility $idx, $info->{visibility};	3431	cf::face::set_visibility $idx, $info->{visibility};
3250	cf::face::set_magicmap $idx, $info->{magicmap};	3432	cf::face::set_magicmap $idx, $info->{magicmap};
3251	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3433	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3252	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3434	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3253		3435
3254	cf::cede_to_tick;	3436	cf::cede_to_tick;
3255	}	3437	}
3256		3438
3257	while (my ($face, $info) = each %$faces) {	3439	while (my ($face, $info) = each %$faces) {
…		…
3262		3444
3263	if (my $smooth = cf::face::find $info->{smooth}) {	3445	if (my $smooth = cf::face::find $info->{smooth}) {
3264	cf::face::set_smooth $idx, $smooth;	3446	cf::face::set_smooth $idx, $smooth;
3265	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3447	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3266	} else {	3448	} else {
3267	warn "smooth face '$info->{smooth}' not found for face '$face'";	3449	error "smooth face '$info->{smooth}' not found for face '$face'";
3268	}	3450	}
3269		3451
3270	cf::cede_to_tick;	3452	cf::cede_to_tick;
3271	}	3453	}
3272	}	3454	}
…		…
3281		3463
3282	cf::anim::invalidate_all; # d'oh	3464	cf::anim::invalidate_all; # d'oh
3283	}	3465	}
3284		3466
3285	{	3467	{
3286	# TODO: for gcfclient pleasure, we should give resources
3287	# that gcfclient doesn't grok a >10000 face index.
3288	my $res = $facedata->{resource};	3468	my $res = $facedata->{resource};
3289		3469
3290	while (my ($name, $info) = each %$res) {	3470	while (my ($name, $info) = each %$res) {
3291	if (defined $info->{type}) {	3471	if (defined $info->{type}) {
3292	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3472	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3293	my $data;
3294		3473
3295	if ($info->{type} & 1) {	3474	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3296	# prepend meta info
3297
3298	my $meta = $enc->encode ({
3299	name => $name,
3300	%{ $info->{meta} || {} },
3301	});
3302
3303	$data = pack "(w/a*)*", $meta, $info->{data};
3304	} else {
3305	$data = $info->{data};
3306	}
3307
3308	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3309	cf::face::set_type $idx, $info->{type};	3475	cf::face::set_type $idx, $info->{type};
3310	} else {	3476	} else {
3311	$RESOURCE{$name} = $info;	3477	$RESOURCE{$name} = $info; # unused
3312	}	3478	}
3313		3479
3314	cf::cede_to_tick;	3480	cf::cede_to_tick;
3315	}	3481	}
3316	}	3482	}
3317		3483
3318	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3484	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3319		3485
3320	1	3486	1
3321	}	3487	}
3322
3323	cf::global->attach (on_resource_update => sub {
3324	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3325	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3326
3327	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3328	my $sound = $soundconf->{compat}[$_]
3329	or next;
3330
3331	my $face = cf::face::find "sound/$sound->[1]";
3332	cf::sound::set $sound->[0] => $face;
3333	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3334	}
3335
3336	while (my ($k, $v) = each %{$soundconf->{event}}) {
3337	my $face = cf::face::find "sound/$v";
3338	cf::sound::set $k => $face;
3339	}
3340	}
3341	});
3342		3488
3343	register_exticmd fx_want => sub {	3489	register_exticmd fx_want => sub {
3344	my ($ns, $want) = @_;	3490	my ($ns, $want) = @_;
3345		3491
3346	while (my ($k, $v) = each %$want) {	3492	while (my ($k, $v) = each %$want) {
…		…
3385	sub reload_treasures {	3531	sub reload_treasures {
3386	load_resource_file "$DATADIR/treasures"	3532	load_resource_file "$DATADIR/treasures"
3387	or die "unable to load treasurelists\n";	3533	or die "unable to load treasurelists\n";
3388	}	3534	}
3389		3535
		3536	sub reload_sound {
		3537	trace "loading sound config from $DATADIR/sound\n";
		3538
		3539	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3540	or die "$DATADIR/sound $!";
		3541
		3542	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3543
		3544	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3545	my $sound = $soundconf->{compat}[$_]
		3546	or next;
		3547
		3548	my $face = cf::face::find "sound/$sound->[1]";
		3549	cf::sound::set $sound->[0] => $face;
		3550	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3551	}
		3552
		3553	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3554	my $face = cf::face::find "sound/$v";
		3555	cf::sound::set $k => $face;
		3556	}
		3557	}
		3558
3390	sub reload_resources {	3559	sub reload_resources {
3391	warn "reloading resource files...\n";	3560	trace "reloading resource files...\n";
3392		3561
		3562	reload_exp_table;
		3563	reload_materials;
3393	reload_facedata;	3564	reload_facedata;
		3565	reload_sound;
3394	reload_archetypes;	3566	reload_archetypes;
3395	reload_regions;	3567	reload_regions;
3396	reload_treasures;	3568	reload_treasures;
3397		3569
3398	warn "finished reloading resource files\n";	3570	trace "finished reloading resource files\n";
3399	}
3400
3401	sub init {
3402	my $guard = freeze_mainloop;
3403
3404	evthread_start IO::AIO::poll_fileno;
3405
3406	reload_resources;
3407	}	3571	}
3408		3572
3409	sub reload_config {	3573	sub reload_config {
3410	open my $fh, "<:utf8", "$CONFDIR/config"	3574	trace "reloading config file...\n";
3411	or return;
3412		3575
3413	local $/;	3576	0 < aio_load "$CONFDIR/config", my $config
3414	*CFG = YAML::Load <$fh>;	3577	or die "$CONFDIR/config: $!";
3415		3578
		3579	utf8::decode $config;
		3580	*CFG = yaml_load $config;
		3581
3416	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3582	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3417		3583
3418	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3584	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3419	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3585	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3420		3586
3421	if (exists $CFG{mlockall}) {	3587	if (exists $CFG{mlockall}) {
…		…
3425	};	3591	};
3426	warn $@ if $@;	3592	warn $@ if $@;
3427	}	3593	}
3428	}	3594	}
3429		3595
		3596	sub pidfile() {
		3597	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3598	or die "$PIDFILE: $!";
		3599	flock $fh, &Fcntl::LOCK_EX
		3600	or die "$PIDFILE: flock: $!";
		3601	$fh
		3602	}
		3603
		3604	# make sure only one server instance is running at any one time
		3605	sub atomic {
		3606	my $fh = pidfile;
		3607
		3608	my $pid = <$fh>;
		3609	kill 9, $pid if $pid > 0;
		3610
		3611	seek $fh, 0, 0;
		3612	print $fh $$;
		3613	}
		3614
		3615	sub main_loop {
		3616	trace "EV::loop starting\n";
		3617	if (1) {
		3618	EV::loop;
		3619	}
		3620	trace "EV::loop returned\n";
		3621	goto &main_loop unless $REALLY_UNLOOP;
		3622	}
		3623
3430	sub main {	3624	sub main {
		3625	cf::init_globals; # initialise logging
		3626
		3627	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3628	LOG llevInfo, "Copyright (C) 2005-2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3629	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3630	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3631
		3632	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3633
3431	# we must not ever block the main coroutine	3634	# we must not ever block the main coroutine
3432	local $Coro::idle = sub {	3635	local $Coro::idle = sub {
3433	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3636	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3434	(async {	3637	(async {
3435	$Coro::current->{desc} = "IDLE BUG HANDLER";	3638	$Coro::current->{desc} = "IDLE BUG HANDLER";
3436	EV::loop EV::LOOP_ONESHOT;	3639	EV::loop EV::LOOP_ONESHOT;
3437	})->prio (Coro::PRIO_MAX);	3640	})->prio (Coro::PRIO_MAX);
3438	};	3641	};
3439		3642
3440	{	3643	evthread_start IO::AIO::poll_fileno;
3441	my $guard = freeze_mainloop;	3644
		3645	cf::sync_job {
		3646	cf::incloader::init ();
		3647
		3648	cf::init_anim;
		3649	cf::init_attackmess;
		3650	cf::init_dynamic;
		3651
		3652	cf::load_settings;
		3653
		3654	reload_resources;
3442	reload_config;	3655	reload_config;
3443	db_init;	3656	db_init;
		3657
		3658	cf::init_uuid;
		3659	cf::init_signals;
		3660	cf::init_skills;
		3661
		3662	cf::init_beforeplay;
		3663
		3664	atomic;
		3665
3444	load_extensions;	3666	load_extensions;
3445		3667
3446	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3668	utime time, time, $RUNTIMEFILE;
		3669
		3670	# no (long-running) fork's whatsoever before this point(!)
		3671	use POSIX ();
		3672	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3673
		3674	cf::_post_init 0;
3447	}	3675	};
3448		3676
3449	EV::loop;	3677	cf::object::thawer::errors_are_fatal 0;
		3678	info "parse errors in files are no longer fatal from this point on.\n";
		3679
		3680	my $free_main; $free_main = EV::idle sub {
		3681	undef $free_main;
		3682	undef &main; # free gobs of memory :)
		3683	};
		3684
		3685	goto &main_loop;
3450	}	3686	}
3451		3687
3452	#############################################################################	3688	#############################################################################
3453	# initialisation and cleanup	3689	# initialisation and cleanup
3454		3690
3455	# install some emergency cleanup handlers	3691	# install some emergency cleanup handlers
3456	BEGIN {	3692	BEGIN {
3457	our %SIGWATCHER = ();	3693	our %SIGWATCHER = ();
3458	for my $signal (qw(INT HUP TERM)) {	3694	for my $signal (qw(INT HUP TERM)) {
3459	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3695	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3460	cf::cleanup "SIG$signal";	3696	cf::cleanup "SIG$signal";
3461	};	3697	};
3462	}	3698	}
3463	}	3699	}
3464		3700
3465	sub write_runtime_sync {	3701	sub write_runtime_sync {
3466	my $runtime = "$LOCALDIR/runtime";	3702	my $t0 = AE::time;
3467		3703
3468	# first touch the runtime file to show we are still running:	3704	# first touch the runtime file to show we are still running:
3469	# the fsync below can take a very very long time.	3705	# the fsync below can take a very very long time.
3470		3706
3471	IO::AIO::aio_utime $runtime, undef, undef;	3707	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3472		3708
3473	my $guard = cf::lock_acquire "write_runtime";	3709	my $guard = cf::lock_acquire "write_runtime";
3474		3710
3475	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3711	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3476	or return;	3712	or return;
3477		3713
3478	my $value = $cf::RUNTIME + 90 + 10;	3714	my $value = $cf::RUNTIME + 90 + 10;
3479	# 10 is the runtime save interval, for a monotonic clock	3715	# 10 is the runtime save interval, for a monotonic clock
3480	# 60 allows for the watchdog to kill the server.	3716	# 60 allows for the watchdog to kill the server.
…		…
3490	aio_utime $fh, undef, undef;	3726	aio_utime $fh, undef, undef;
3491		3727
3492	close $fh	3728	close $fh
3493	or return;	3729	or return;
3494		3730
3495	aio_rename "$runtime~", $runtime	3731	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3496	and return;	3732	and return;
3497		3733
3498	warn "runtime file written.\n";	3734	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3499		3735
3500	1	3736	1
3501	}	3737	}
3502		3738
3503	our $uuid_lock;	3739	our $uuid_lock;
…		…
3512	my $uuid = "$LOCALDIR/uuid";	3748	my $uuid = "$LOCALDIR/uuid";
3513		3749
3514	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3750	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3515	or return;	3751	or return;
3516		3752
3517	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	3753	my $value = uuid_seq uuid_cur;
		3754
		3755	unless ($value) {
		3756	info "cowardly refusing to write zero uuid value!\n";
		3757	return;
		3758	}
		3759
		3760	my $value = uuid_str $value + $uuid_skip;
3518	$uuid_skip = 0;	3761	$uuid_skip = 0;
3519		3762
3520	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3763	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3521	and return;	3764	and return;
3522		3765
…		…
3528	or return;	3771	or return;
3529		3772
3530	aio_rename "$uuid~", $uuid	3773	aio_rename "$uuid~", $uuid
3531	and return;	3774	and return;
3532		3775
3533	warn "uuid file written ($value).\n";	3776	trace "uuid file written ($value).\n";
3534		3777
3535	1	3778	1
3536		3779
3537	}	3780	}
3538		3781
…		…
3544	}	3787	}
3545		3788
3546	sub emergency_save() {	3789	sub emergency_save() {
3547	my $freeze_guard = cf::freeze_mainloop;	3790	my $freeze_guard = cf::freeze_mainloop;
3548		3791
3549	warn "enter emergency perl save\n";	3792	info "emergency_perl_save: enter\n";
		3793
		3794	# this is a trade-off: we want to be very quick here, so
		3795	# save all maps without fsync, and later call a global sync
		3796	# (which in turn might be very very slow)
		3797	local $USE_FSYNC = 0;
3550		3798
3551	cf::sync_job {	3799	cf::sync_job {
		3800	cf::write_runtime_sync; # external watchdog should not bark
		3801
3552	# use a peculiar iteration method to avoid tripping on perl	3802	# use a peculiar iteration method to avoid tripping on perl
3553	# refcount bugs in for. also avoids problems with players	3803	# refcount bugs in for. also avoids problems with players
3554	# and maps saved/destroyed asynchronously.	3804	# and maps saved/destroyed asynchronously.
3555	warn "begin emergency player save\n";	3805	info "emergency_perl_save: begin player save\n";
3556	for my $login (keys %cf::PLAYER) {	3806	for my $login (keys %cf::PLAYER) {
3557	my $pl = $cf::PLAYER{$login} or next;	3807	my $pl = $cf::PLAYER{$login} or next;
3558	$pl->valid or next;	3808	$pl->valid or next;
3559	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3809	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3560	$pl->save;	3810	$pl->save;
3561	}	3811	}
3562	warn "end emergency player save\n";	3812	info "emergency_perl_save: end player save\n";
3563		3813
3564	warn "begin emergency map save\n";	3814	cf::write_runtime_sync; # external watchdog should not bark
		3815
		3816	info "emergency_perl_save: begin map save\n";
3565	for my $path (keys %cf::MAP) {	3817	for my $path (keys %cf::MAP) {
3566	my $map = $cf::MAP{$path} or next;	3818	my $map = $cf::MAP{$path} or next;
3567	$map->valid or next;	3819	$map->valid or next;
3568	$map->save;	3820	$map->save;
3569	}	3821	}
3570	warn "end emergency map save\n";	3822	info "emergency_perl_save: end map save\n";
3571		3823
3572	warn "begin emergency database checkpoint\n";	3824	cf::write_runtime_sync; # external watchdog should not bark
		3825
		3826	info "emergency_perl_save: begin database checkpoint\n";
3573	BDB::db_env_txn_checkpoint $DB_ENV;	3827	BDB::db_env_txn_checkpoint $DB_ENV;
3574	warn "end emergency database checkpoint\n";	3828	info "emergency_perl_save: end database checkpoint\n";
3575		3829
3576	warn "begin write uuid\n";	3830	info "emergency_perl_save: begin write uuid\n";
3577	write_uuid_sync 1;	3831	write_uuid_sync 1;
3578	warn "end write uuid\n";	3832	info "emergency_perl_save: end write uuid\n";
		3833
		3834	cf::write_runtime_sync; # external watchdog should not bark
		3835
		3836	trace "emergency_perl_save: syncing database to disk";
		3837	BDB::db_env_txn_checkpoint $DB_ENV;
		3838
		3839	info "emergency_perl_save: starting sync\n";
		3840	IO::AIO::aio_sync sub {
		3841	info "emergency_perl_save: finished sync\n";
		3842	};
		3843
		3844	cf::write_runtime_sync; # external watchdog should not bark
		3845
		3846	trace "emergency_perl_save: flushing outstanding aio requests";
		3847	while (IO::AIO::nreqs || BDB::nreqs) {
		3848	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3849	}
		3850
		3851	cf::write_runtime_sync; # external watchdog should not bark
3579	};	3852	};
3580		3853
3581	warn "leave emergency perl save\n";	3854	info "emergency_perl_save: leave\n";
3582	}	3855	}
3583		3856
3584	sub post_cleanup {	3857	sub post_cleanup {
3585	my ($make_core) = @_;	3858	my ($make_core) = @_;
3586		3859
		3860	IO::AIO::flush;
		3861
3587	warn Carp::longmess "post_cleanup backtrace"	3862	error Carp::longmess "post_cleanup backtrace"
3588	if $make_core;	3863	if $make_core;
		3864
		3865	my $fh = pidfile;
		3866	unlink $PIDFILE if <$fh> == $$;
		3867	}
		3868
		3869	# a safer delete_package, copied from Symbol
		3870	sub clear_package($) {
		3871	my $pkg = shift;
		3872
		3873	# expand to full symbol table name if needed
		3874	unless ($pkg =~ /^main::.*::$/) {
		3875	$pkg = "main$pkg" if $pkg =~ /^::/;
		3876	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3877	$pkg .= '::' unless $pkg =~ /::$/;
		3878	}
		3879
		3880	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3881	my $stem_symtab = *{$stem}{HASH};
		3882
		3883	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3884	or return;
		3885
		3886	# clear all symbols
		3887	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3888	for my $name (keys %$leaf_symtab) {
		3889	_gv_clear *{"$pkg$name"};
		3890	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3891	}
3589	}	3892	}
3590		3893
3591	sub do_reload_perl() {	3894	sub do_reload_perl() {
3592	# can/must only be called in main	3895	# can/must only be called in main
3593	if ($Coro::current != $Coro::main) {	3896	unless (in_main) {
3594	warn "can only reload from main coroutine";	3897	error "can only reload from main coroutine";
3595	return;	3898	return;
3596	}	3899	}
3597		3900
3598	warn "reloading...";	3901	return if $RELOAD++;
3599		3902
3600	warn "entering sync_job";	3903	my $t1 = AE::time;
3601		3904
		3905	while ($RELOAD) {
		3906	cf::get_slot 0.1, -1, "reload_perl";
		3907	info "perl_reload: reloading...";
		3908
		3909	trace "perl_reload: entering sync_job";
		3910
3602	cf::sync_job {	3911	cf::sync_job {
3603	cf::write_runtime_sync; # external watchdog should not bark
3604	cf::emergency_save;	3912	#cf::emergency_save;
3605	cf::write_runtime_sync; # external watchdog should not bark
3606		3913
3607	warn "syncing database to disk";
3608	BDB::db_env_txn_checkpoint $DB_ENV;
3609
3610	# if anything goes wrong in here, we should simply crash as we already saved
3611
3612	warn "flushing outstanding aio requests";
3613	for (;;) {
3614	BDB::flush;
3615	IO::AIO::flush;
3616	Coro::cede_notself;
3617	last unless IO::AIO::nreqs || BDB::nreqs;
3618	warn "iterate...";
3619	}
3620
3621	++$RELOAD;
3622
3623	warn "cancelling all extension coros";	3914	trace "perl_reload: cancelling all extension coros";
3624	$_->cancel for values %EXT_CORO;	3915	$_->cancel for values %EXT_CORO;
3625	%EXT_CORO = ();	3916	%EXT_CORO = ();
3626		3917
3627	warn "removing commands";	3918	trace "perl_reload: removing commands";
3628	%COMMAND = ();	3919	%COMMAND = ();
3629		3920
3630	warn "removing ext/exti commands";	3921	trace "perl_reload: removing ext/exti commands";
3631	%EXTCMD = ();	3922	%EXTCMD = ();
3632	%EXTICMD = ();	3923	%EXTICMD = ();
3633		3924
3634	warn "unloading/nuking all extensions";	3925	trace "perl_reload: unloading/nuking all extensions";
3635	for my $pkg (@EXTS) {	3926	for my $pkg (@EXTS) {
3636	warn "... unloading $pkg";	3927	trace "... unloading $pkg";
3637		3928
3638	if (my $cb = $pkg->can ("unload")) {	3929	if (my $cb = $pkg->can ("unload")) {
3639	eval {	3930	eval {
3640	$cb->($pkg);	3931	$cb->($pkg);
3641	1	3932	1
3642	} or warn "$pkg unloaded, but with errors: $@";	3933	} or error "$pkg unloaded, but with errors: $@";
		3934	}
		3935
		3936	trace "... clearing $pkg";
		3937	clear_package $pkg;
3643	}	3938	}
3644		3939
3645	warn "... nuking $pkg";
3646	Symbol::delete_package $pkg;
3647	}
3648
3649	warn "unloading all perl modules loaded from $LIBDIR";	3940	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3650	while (my ($k, $v) = each %INC) {	3941	while (my ($k, $v) = each %INC) {
3651	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3942	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3652		3943
3653	warn "... unloading $k";	3944	trace "... unloading $k";
3654	delete $INC{$k};	3945	delete $INC{$k};
3655		3946
3656	$k =~ s/\.pm$//;	3947	$k =~ s/\.pm$//;
3657	$k =~ s/\//::/g;	3948	$k =~ s/\//::/g;
3658		3949
3659	if (my $cb = $k->can ("unload_module")) {	3950	if (my $cb = $k->can ("unload_module")) {
3660	$cb->();	3951	$cb->();
		3952	}
		3953
		3954	clear_package $k;
3661	}	3955	}
3662		3956
3663	Symbol::delete_package $k;
3664	}
3665
3666	warn "getting rid of safe::, as good as possible";	3957	trace "perl_reload: getting rid of safe::, as good as possible";
3667	Symbol::delete_package "safe::$_"	3958	clear_package "safe::$_"
3668	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3959	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3669		3960
3670	warn "unloading cf.pm \"a bit\"";	3961	trace "perl_reload: unloading cf.pm \"a bit\"";
3671	delete $INC{"cf.pm"};	3962	delete $INC{"cf.pm"};
3672	delete $INC{"cf/pod.pm"};	3963	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3673		3964
3674	# don't, removes xs symbols, too,	3965	# don't, removes xs symbols, too,
3675	# and global variables created in xs	3966	# and global variables created in xs
3676	#Symbol::delete_package __PACKAGE__;	3967	#clear_package __PACKAGE__;
3677		3968
3678	warn "unload completed, starting to reload now";	3969	info "perl_reload: unload completed, starting to reload now";
3679		3970
3680	warn "reloading cf.pm";	3971	trace "perl_reload: reloading cf.pm";
3681	require cf;	3972	require cf;
3682	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3973	cf::_connect_to_perl_1;
3683		3974
3684	warn "loading config and database again";	3975	trace "perl_reload: loading config and database again";
3685	cf::reload_config;	3976	cf::reload_config;
3686		3977
3687	warn "loading extensions";	3978	trace "perl_reload: loading extensions";
3688	cf::load_extensions;	3979	cf::load_extensions;
3689		3980
		3981	if ($REATTACH_ON_RELOAD) {
3690	warn "reattaching attachments to objects/players";	3982	trace "perl_reload: reattaching attachments to objects/players";
3691	_global_reattach; # objects, sockets	3983	_global_reattach; # objects, sockets
3692	warn "reattaching attachments to maps";	3984	trace "perl_reload: reattaching attachments to maps";
3693	reattach $_ for values %MAP;	3985	reattach $_ for values %MAP;
3694	warn "reattaching attachments to players";	3986	trace "perl_reload: reattaching attachments to players";
3695	reattach $_ for values %PLAYER;	3987	reattach $_ for values %PLAYER;
		3988	}
3696		3989
3697	warn "leaving sync_job";	3990	cf::_post_init 1;
3698		3991
		3992	trace "perl_reload: leaving sync_job";
		3993
3699	1	3994	1
3700	} or do {	3995	} or do {
3701	warn $@;	3996	error $@;
3702	cf::cleanup "error while reloading, exiting.";	3997	cf::cleanup "perl_reload: error, exiting.";
		3998	};
		3999
		4000	--$RELOAD;
3703	};	4001	}
3704		4002
3705	warn "reloaded";	4003	$t1 = AE::time - $t1;
		4004	info "perl_reload: completed in ${t1}s\n";
3706	};	4005	};
3707		4006
3708	our $RELOAD_WATCHER; # used only during reload	4007	our $RELOAD_WATCHER; # used only during reload
3709		4008
3710	sub reload_perl() {	4009	sub reload_perl() {
3711	# doing reload synchronously and two reloads happen back-to-back,	4010	# doing reload synchronously and two reloads happen back-to-back,
3712	# coro crashes during coro_state_free->destroy here.	4011	# coro crashes during coro_state_free->destroy here.
3713		4012
		4013	$RELOAD_WATCHER ||= cf::async {
		4014	Coro::AIO::aio_wait cache_extensions;
		4015
3714	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	4016	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3715	do_reload_perl;	4017	do_reload_perl;
3716	undef $RELOAD_WATCHER;	4018	undef $RELOAD_WATCHER;
		4019	};
3717	};	4020	};
3718	}	4021	}
3719		4022
3720	register_command "reload" => sub {	4023	register_command "reload" => sub {
3721	my ($who, $arg) = @_;	4024	my ($who, $arg) = @_;
…		…
3727	reload_perl;	4030	reload_perl;
3728	};	4031	};
3729	}	4032	}
3730	};	4033	};
3731		4034
3732	unshift @INC, $LIBDIR;	4035	#############################################################################
3733		4036
3734	my $bug_warning = 0;	4037	my $bug_warning = 0;
3735		4038
3736	our @WAIT_FOR_TICK;	4039	our @WAIT_FOR_TICK;
3737	our @WAIT_FOR_TICK_BEGIN;	4040	our @WAIT_FOR_TICK_BEGIN;
3738		4041
3739	sub wait_for_tick {	4042	sub wait_for_tick() {
3740	return if tick_inhibit || $Coro::current == $Coro::main;	4043	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3741		4044
3742	my $signal = new Coro::Signal;	4045	my $signal = new Coro::Signal;
3743	push @WAIT_FOR_TICK, $signal;	4046	push @WAIT_FOR_TICK, $signal;
3744	$signal->wait;	4047	$signal->wait;
3745	}	4048	}
3746		4049
3747	sub wait_for_tick_begin {	4050	sub wait_for_tick_begin() {
3748	return if tick_inhibit || $Coro::current == $Coro::main;	4051	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3749		4052
3750	my $signal = new Coro::Signal;	4053	my $signal = new Coro::Signal;
3751	push @WAIT_FOR_TICK_BEGIN, $signal;	4054	push @WAIT_FOR_TICK_BEGIN, $signal;
3752	$signal->wait;	4055	$signal->wait;
3753	}	4056	}
…		…
3759	return;	4062	return;
3760	}	4063	}
3761		4064
3762	cf::server_tick; # one server iteration	4065	cf::server_tick; # one server iteration
3763		4066
		4067	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
		4068
3764	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4069	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3765	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4070	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3766	Coro::async_pool {	4071	Coro::async_pool {
3767	$Coro::current->{desc} = "runtime saver";	4072	$Coro::current->{desc} = "runtime saver";
3768	write_runtime_sync	4073	write_runtime_sync
3769	or warn "ERROR: unable to write runtime file: $!";	4074	or error "ERROR: unable to write runtime file: $!";
3770	};	4075	};
3771	}	4076	}
3772		4077
3773	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4078	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3774	$sig->send;	4079	$sig->send;
…		…
3782		4087
3783	if (0) {	4088	if (0) {
3784	if ($NEXT_TICK) {	4089	if ($NEXT_TICK) {
3785	my $jitter = $TICK_START - $NEXT_TICK;	4090	my $jitter = $TICK_START - $NEXT_TICK;
3786	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4091	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3787	warn "jitter $JITTER\n";#d#	4092	debug "jitter $JITTER\n";#d#
3788	}	4093	}
3789	}	4094	}
3790	}	4095	}
3791		4096
3792	{	4097	{
3793	# configure BDB	4098	# configure BDB
3794		4099
3795	BDB::min_parallel 8;	4100	BDB::min_parallel 16;
3796	BDB::max_poll_reqs $TICK * 0.1;	4101	BDB::max_poll_reqs $TICK * 0.1;
3797	$AnyEvent::BDB::WATCHER->priority (1);	4102	$AnyEvent::BDB::WATCHER->priority (1);
3798		4103
3799	unless ($DB_ENV) {	4104	unless ($DB_ENV) {
3800	$DB_ENV = BDB::db_env_create;	4105	$DB_ENV = BDB::db_env_create;
…		…
3837	IO::AIO::min_parallel 8;	4142	IO::AIO::min_parallel 8;
3838	IO::AIO::max_poll_time $TICK * 0.1;	4143	IO::AIO::max_poll_time $TICK * 0.1;
3839	undef $AnyEvent::AIO::WATCHER;	4144	undef $AnyEvent::AIO::WATCHER;
3840	}	4145	}
3841		4146
3842	my $_log_backtrace;	4147	our $_log_backtrace;
		4148	our $_log_backtrace_last;
3843		4149
3844	sub _log_backtrace {	4150	sub _log_backtrace {
3845	my ($msg, @addr) = @_;	4151	my ($msg, @addr) = @_;
3846		4152
3847	$msg =~ s/\n//;	4153	$msg =~ s/\n$//;
3848		4154
		4155	if ($_log_backtrace_last eq $msg) {
		4156	LOG llevInfo, "[ABT] $msg\n";
		4157	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3849	# limit the # of concurrent backtraces	4158	# limit the # of concurrent backtraces
3850	if ($_log_backtrace < 2) {	4159	} elsif ($_log_backtrace < 2) {
		4160	$_log_backtrace_last = $msg;
3851	++$_log_backtrace;	4161	++$_log_backtrace;
		4162	my $perl_bt = Carp::longmess $msg;
3852	async {	4163	async {
3853	$Coro::current->{desc} = "abt $msg";	4164	$Coro::current->{desc} = "abt $msg";
3854		4165
3855	my @bt = fork_call {	4166	my @bt = fork_call {
3856	@addr = map { sprintf "%x", $_ } @addr;	4167	@addr = map { sprintf "%x", $_ } @addr;
…		…
3867	}	4178	}
3868		4179
3869	@funcs	4180	@funcs
3870	};	4181	};
3871		4182
3872	LOG llevInfo, "[ABT] $msg\n";	4183	LOG llevInfo, "[ABT] $perl_bt\n";
		4184	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3873	LOG llevInfo, "[ABT] $_\n" for @bt;	4185	LOG llevInfo, "[ABT] $_\n" for @bt;
3874	--$_log_backtrace;	4186	--$_log_backtrace;
3875	};	4187	};
3876	} else {	4188	} else {
3877	LOG llevInfo, "[ABT] $msg\n";	4189	LOG llevInfo, "[ABT] $msg\n";
3878	LOG llevInfo, "[ABT] [suppressed]\n";	4190	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3879	}	4191	}
3880	}	4192	}
3881		4193
3882	# load additional modules	4194	# load additional modules
3883	use cf::pod;	4195	require "cf/$_.pm" for @EXTRA_MODULES;
		4196	cf::_connect_to_perl_2;
3884		4197
3885	END { cf::emergency_save }	4198	END { cf::emergency_save }
3886		4199
3887	1	4200	1
3888		4201

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