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Revision 1.436 by root, Sun Jun 15 20:32:51 2008 UTC vs.
Revision 1.550 by root, Fri May 14 22:56:47 2010 UTC

1	#	1	#
2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.	2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
3	#	3	#
4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team	4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5	#	5	#
6	# Deliantra is free software: you can redistribute it and/or modify	6	# Deliantra is free software: you can redistribute it and/or modify it under
7	# it under the terms of the GNU General Public License as published by	7	# the terms of the Affero GNU General Public License as published by the
8	# the Free Software Foundation, either version 3 of the License, or	8	# Free Software Foundation, either version 3 of the License, or (at your
9	# (at your option) any later version.	9	# option) any later version.
10	#	10	#
11	# This program is distributed in the hope that it will be useful,	11	# This program is distributed in the hope that it will be useful,
12	# but WITHOUT ANY WARRANTY; without even the implied warranty of	12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14	# GNU General Public License for more details.	14	# GNU General Public License for more details.
15	#	15	#
16	# You should have received a copy of the GNU General Public License	16	# You should have received a copy of the Affero GNU General Public License
17	# along with this program. If not, see <http://www.gnu.org/licenses/>.	17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
18	#	19	#
19	# The authors can be reached via e-mail to <support@deliantra.net>	20	# The authors can be reached via e-mail to <support@deliantra.net>
20	#	21	#
21		22
22	package cf;	23	package cf;
23		24
24	use utf8;	25	use common::sense;
25	use strict;
26		26
27	use Symbol;	27	use Symbol;
28	use List::Util;	28	use List::Util;
29	use Socket;	29	use Socket;
30	use EV;	30	use EV;
31	use Opcode;	31	use Opcode;
32	use Safe;	32	use Safe;
33	use Safe::Hole;	33	use Safe::Hole;
34	use Storable ();	34	use Storable ();
		35	use Carp ();
35		36
		37	use Guard ();
36	use Coro ();	38	use Coro ();
37	use Coro::State;	39	use Coro::State;
38	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
39	use Coro::AnyEvent;	42	use Coro::AnyEvent;
40	use Coro::Timer;	43	use Coro::Timer;
41	use Coro::Signal;	44	use Coro::Signal;
42	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
43	use Coro::AnyEvent;	47	use Coro::AnyEvent;
44	use Coro::AIO;	48	use Coro::AIO;
45	use Coro::BDB;	49	use Coro::BDB 1.6;
46	use Coro::Storable;	50	use Coro::Storable;
47	use Coro::Util ();	51	use Coro::Util ();
48		52
49	use JSON::XS 2.01 ();	53	use JSON::XS 2.01 ();
50	use BDB ();	54	use BDB ();
51	use Data::Dumper;	55	use Data::Dumper;
52	use Digest::MD5;
53	use Fcntl;	56	use Fcntl;
54	use YAML ();	57	use YAML::XS ();
55	use IO::AIO ();	58	use IO::AIO ();
56	use Time::HiRes;	59	use Time::HiRes;
57	use Compress::LZF;	60	use Compress::LZF;
58	use Digest::MD5 ();	61	use Digest::MD5 ();
59		62
…		…
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}) {
…		…
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->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1795	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1869	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1796	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1870	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1797	$rmp->{exit_on_final_map},	1871	$rmp->{exit_on_final_map},
1798	$rmp->{xsize}, $rmp->{ysize},	1872	$rmp->{xsize}, $rmp->{ysize},
1799	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1873	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1800	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1874	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1815		1889
1816	sub register {	1890	sub register {
1817	my (undef, $regex, $prio) = @_;	1891	my (undef, $regex, $prio) = @_;
1818	my $pkg = caller;	1892	my $pkg = caller;
1819		1893
1820	no strict;
1821	push @{"$pkg\::ISA"}, __PACKAGE__;	1894	push @{"$pkg\::ISA"}, __PACKAGE__;
1822		1895
1823	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1896	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1824	}	1897	}
1825		1898
1826	# also paths starting with '/'	1899	# also paths starting with '/'
1827	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1900	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1828		1901
1829	sub thawer_merge {	1902	sub thawer_merge {
1830	my ($self, $merge) = @_;	1903	my ($self, $merge) = @_;
1831		1904
1832	# we have to keep some variables in memory intact	1905	# we have to keep some variables in memory intact
…		…
1837	}	1910	}
1838		1911
1839	sub normalise {	1912	sub normalise {
1840	my ($path, $base) = @_;	1913	my ($path, $base) = @_;
1841		1914
1842	$path = "$path"; # make sure its a string	1915	$path = "$path"; # make sure it's a string
1843		1916
1844	$path =~ s/\.map$//;	1917	$path =~ s/\.map$//;
1845		1918
1846	# map plan:	1919	# map plan:
1847	#	1920	#
…		…
1886	$self->init; # pass $1 etc.	1959	$self->init; # pass $1 etc.
1887	return $self;	1960	return $self;
1888	}	1961	}
1889	}	1962	}
1890		1963
1891	Carp::cluck "unable to resolve path '$path' (base '$base').";	1964	Carp::cluck "unable to resolve path '$path' (base '$base')";
1892	()	1965	()
1893	}	1966	}
1894		1967
1895	sub init {	1968	sub init {
1896	my ($self) = @_;	1969	my ($self) = @_;
…		…
1928	sub uniq_path {	2001	sub uniq_path {
1929	my ($self) = @_;	2002	my ($self) = @_;
1930		2003
1931	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	2004	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1932	"$UNIQUEDIR/$path"	2005	"$UNIQUEDIR/$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 $_->outdoor, values %cf::MAP;
1942	}	2006	}
1943		2007
1944	sub decay_objects {	2008	sub decay_objects {
1945	my ($self) = @_;	2009	my ($self) = @_;
1946		2010
…		…
2028		2092
2029	sub find;	2093	sub find;
2030	sub find {	2094	sub find {
2031	my ($path, $origin) = @_;	2095	my ($path, $origin) = @_;
2032		2096
		2097	cf::cede_to_tick;
		2098
2033	$path = normalise $path, $origin && $origin->path;	2099	$path = normalise $path, $origin && $origin->path;
2034		2100
2035	cf::lock_wait "map_data:$path";#d#remove	2101	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
2036	cf::lock_wait "map_find:$path";	2102	my $guard2 = cf::lock_acquire "map_find:$path";
2037		2103
2038	$cf::MAP{$path} || do {	2104	$cf::MAP{$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	2105	my $map = new_from_path cf::map $path
2043	or return;	2106	or return;
2044		2107
2045	$map->{last_save} = $cf::RUNTIME;	2108	$map->{last_save} = $cf::RUNTIME;
2046		2109
…		…
2058		2121
2059	$cf::MAP{$path} = $map	2122	$cf::MAP{$path} = $map
2060	}	2123	}
2061	}	2124	}
2062		2125
2063	sub pre_load { }	2126	sub pre_load { }
2064	sub post_load { }	2127	#sub post_load { } # XS
2065		2128
2066	sub load {	2129	sub load {
2067	my ($self) = @_;	2130	my ($self) = @_;
2068		2131
2069	local $self->{deny_reset} = 1; # loading can take a long time	2132	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2086	my $f = new_from_file cf::object::thawer $self->{load_path};	2149	my $f = new_from_file cf::object::thawer $self->{load_path};
2087	$f->skip_block;	2150	$f->skip_block;
2088	$self->_load_objects ($f)	2151	$self->_load_objects ($f)
2089	or return;	2152	or return;
2090		2153
2091	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2154	$self->post_load_original
2092	if delete $self->{load_original};	2155	if delete $self->{load_original};
2093		2156
2094	if (my $uniq = $self->uniq_path) {	2157	if (my $uniq = $self->uniq_path) {
2095	utf8::encode $uniq;	2158	utf8::encode $uniq;
2096	unless (aio_stat $uniq) {	2159	unless (aio_stat $uniq) {
…		…
2114	unless ($self->{deny_activate}) {	2177	unless ($self->{deny_activate}) {
2115	$self->decay_objects;	2178	$self->decay_objects;
2116	$self->fix_auto_apply;	2179	$self->fix_auto_apply;
2117	$self->update_buttons;	2180	$self->update_buttons;
2118	cf::cede_to_tick;	2181	cf::cede_to_tick;
2119	$self->set_darkness_map;
2120	cf::cede_to_tick;
2121	$self->activate;	2182	$self->activate;
2122	}	2183	}
2123		2184
2124	$self->{last_save} = $cf::RUNTIME;	2185	$self->{last_save} = $cf::RUNTIME;
2125	$self->last_access ($cf::RUNTIME);	2186	$self->last_access ($cf::RUNTIME);
…		…
2128	}	2189	}
2129		2190
2130	$self->post_load;	2191	$self->post_load;
2131	}	2192	}
2132		2193
		2194	# customize the map for a given player, i.e.
		2195	# return the _real_ map. used by e.g. per-player
		2196	# maps to change the path to ~playername/mappath
2133	sub customise_for {	2197	sub customise_for {
2134	my ($self, $ob) = @_;	2198	my ($self, $ob) = @_;
2135		2199
2136	return find "~" . $ob->name . "/" . $self->{path}	2200	return find "~" . $ob->name . "/" . $self->{path}
2137	if $self->per_player;	2201	if $self->per_player;
…		…
2153	or next;	2217	or next;
2154	$neigh = find $neigh, $map	2218	$neigh = find $neigh, $map
2155	or next;	2219	or next;
2156	$neigh->load;	2220	$neigh->load;
2157		2221
		2222	# now find the diagonal neighbours
2158	push @neigh,	2223	push @neigh,
2159	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2224	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2160	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2225	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2161	}	2226	}
2162		2227
…		…
2169	}	2234	}
2170		2235
2171	sub find_sync {	2236	sub find_sync {
2172	my ($path, $origin) = @_;	2237	my ($path, $origin) = @_;
2173		2238
2174	cf::sync_job { find $path, $origin }	2239	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2240	if $Coro::current == $Coro::main;
		2241
		2242	find $path, $origin
2175	}	2243	}
2176		2244
2177	sub do_load_sync {	2245	sub do_load_sync {
2178	my ($map) = @_;	2246	my ($map) = @_;
2179		2247
2180	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2248	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2181	if $Coro::current == $Coro::main;	2249	if $Coro::current == $Coro::main;
2182		2250
2183	cf::sync_job { $map->load };	2251	$map->load;
2184	}	2252	}
2185		2253
2186	our %MAP_PREFETCH;	2254	our %MAP_PREFETCH;
2187	our $MAP_PREFETCHER = undef;	2255	our $MAP_PREFETCHER = undef;
2188		2256
…		…
2214	$MAP_PREFETCHER->prio (6);	2282	$MAP_PREFETCHER->prio (6);
2215		2283
2216	()	2284	()
2217	}	2285	}
2218		2286
		2287	# common code, used by both ->save and ->swapout
2219	sub save {	2288	sub _save {
2220	my ($self) = @_;	2289	my ($self) = @_;
2221
2222	my $lock = cf::lock_acquire "map_data:$self->{path}";
2223		2290
2224	$self->{last_save} = $cf::RUNTIME;	2291	$self->{last_save} = $cf::RUNTIME;
2225		2292
2226	return unless $self->dirty;	2293	return unless $self->dirty;
2227		2294
…		…
2247	} else {	2314	} else {
2248	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2315	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2249	}	2316	}
2250	}	2317	}
2251		2318
		2319	sub save {
		2320	my ($self) = @_;
		2321
		2322	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2323
		2324	$self->_save;
		2325	}
		2326
2252	sub swap_out {	2327	sub swap_out {
2253	my ($self) = @_;	2328	my ($self) = @_;
2254		2329
2255	# save first because save cedes
2256	$self->save;
2257
2258	my $lock = cf::lock_acquire "map_data:$self->{path}";	2330	my $lock = cf::lock_acquire "map_data:$self->{path}";
2259		2331
2260	return if $self->players;
2261	return if $self->in_memory != cf::MAP_ACTIVE;	2332	return if $self->in_memory != cf::MAP_ACTIVE;
2262	return if $self->{deny_save};	2333	return if $self->{deny_save};
		2334	return if $self->players;
2263		2335
		2336	# first deactivate the map and "unlink" it from the core
		2337	$self->deactivate;
		2338	$_->clear_links_to ($self) for values %cf::MAP;
2264	$self->in_memory (cf::MAP_SWAPPED);	2339	$self->in_memory (cf::MAP_SWAPPED);
		2340
		2341	# then atomically save
		2342	$self->_save;
		2343
		2344	# then free the map
		2345	$self->clear;
		2346	}
		2347
		2348	sub reset_at {
		2349	my ($self) = @_;
		2350
		2351	# TODO: safety, remove and allow resettable per-player maps
		2352	return 1e99 if $self->{deny_reset};
		2353
		2354	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2355	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2356
		2357	$time + $to
		2358	}
		2359
		2360	sub should_reset {
		2361	my ($self) = @_;
		2362
		2363	$self->reset_at <= $cf::RUNTIME
		2364	}
		2365
		2366	sub reset {
		2367	my ($self) = @_;
		2368
		2369	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2370
		2371	return if $self->players;
		2372
		2373	cf::trace "resetting map ", $self->path, "\n";
		2374
		2375	$self->in_memory (cf::MAP_SWAPPED);
		2376
		2377	# need to save uniques path
		2378	unless ($self->{deny_save}) {
		2379	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2380
		2381	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2382	if $uniq;
		2383	}
		2384
		2385	delete $cf::MAP{$self->path};
2265		2386
2266	$self->deactivate;	2387	$self->deactivate;
2267	$_->clear_links_to ($self) for values %cf::MAP;	2388	$_->clear_links_to ($self) for values %cf::MAP;
2268	$self->clear;	2389	$self->clear;
2269	}
2270
2271	sub reset_at {
2272	my ($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		2390
2314	$self->unlink_save;	2391	$self->unlink_save;
2315	$self->destroy;	2392	$self->destroy;
2316	}	2393	}
2317		2394
…		…
2325		2402
2326	delete $cf::MAP{$self->path};	2403	delete $cf::MAP{$self->path};
2327		2404
2328	$self->unlink_save;	2405	$self->unlink_save;
2329		2406
2330	bless $self, "cf::map";	2407	bless $self, "cf::map::wrap";
2331	delete $self->{deny_reset};	2408	delete $self->{deny_reset};
2332	$self->{deny_save} = 1;	2409	$self->{deny_save} = 1;
2333	$self->reset_timeout (1);	2410	$self->reset_timeout (1);
2334	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2411	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2335		2412
…		…
2392	: normalise $_	2469	: normalise $_
2393	} @{ aio_readdir $UNIQUEDIR or [] }	2470	} @{ aio_readdir $UNIQUEDIR or [] }
2394	]	2471	]
2395	}	2472	}
2396		2473
		2474	=item cf::map::static_maps
		2475
		2476	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2477	file in the shared directory excluding F</styles> and F</editor>). May
		2478	block.
		2479
		2480	=cut
		2481
		2482	sub static_maps() {
		2483	my @dirs = "";
		2484	my @maps;
		2485
		2486	while (@dirs) {
		2487	my $dir = shift @dirs;
		2488
		2489	next if $dir eq "/styles" || $dir eq "/editor";
		2490
		2491	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2492	or return;
		2493
		2494	for (@$files) {
		2495	s/\.map$// or next;
		2496	utf8::decode $_;
		2497	push @maps, "$dir/$_";
		2498	}
		2499
		2500	push @dirs, map "$dir/$_", @$dirs;
		2501	}
		2502
		2503	\@maps
		2504	}
		2505
2397	=back	2506	=back
2398		2507
2399	=head3 cf::object	2508	=head3 cf::object
2400		2509
2401	=cut	2510	=cut
…		…
2466		2575
2467	our $SAY_CHANNEL = {	2576	our $SAY_CHANNEL = {
2468	id => "say",	2577	id => "say",
2469	title => "Map",	2578	title => "Map",
2470	reply => "say ",	2579	reply => "say ",
2471	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",	2580	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2472	};	2581	};
2473		2582
2474	our $CHAT_CHANNEL = {	2583	our $CHAT_CHANNEL = {
2475	id => "chat",	2584	id => "chat",
2476	title => "Chat",	2585	title => "Chat",
…		…
2531		2640
2532	=item $player_object->enter_link	2641	=item $player_object->enter_link
2533		2642
2534	Freezes the player and moves him/her to a special map (C<{link}>).	2643	Freezes the player and moves him/her to a special map (C<{link}>).
2535		2644
2536	The player should be reasonably safe there for short amounts of time. You	2645	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.	2646	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2647	though, as the player cannot control the character while it is on the link
		2648	map.
2538		2649
2539	Will never block.	2650	Will never block.
2540		2651
2541	=item $player_object->leave_link ($map, $x, $y)	2652	=item $player_object->leave_link ($map, $x, $y)
2542		2653
…		…
2562	sub cf::object::player::enter_link {	2673	sub cf::object::player::enter_link {
2563	my ($self) = @_;	2674	my ($self) = @_;
2564		2675
2565	$self->deactivate_recursive;	2676	$self->deactivate_recursive;
2566		2677
		2678	++$self->{_link_recursion};
		2679
2567	return if UNIVERSAL::isa $self->map, "ext::map_link";	2680	return if UNIVERSAL::isa $self->map, "ext::map_link";
2568		2681
2569	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2682	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2570	if $self->map && $self->map->{path} ne "{link}";	2683	if $self->map && $self->map->{path} ne "{link}";
2571		2684
2572	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2685	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2573	}	2686	}
2574		2687
2575	sub cf::object::player::leave_link {	2688	sub cf::object::player::leave_link {
2576	my ($self, $map, $x, $y) = @_;	2689	my ($self, $map, $x, $y) = @_;
2577		2690
…		…
2594	($x, $y) = (-1, -1)	2707	($x, $y) = (-1, -1)
2595	unless (defined $x) && (defined $y);	2708	unless (defined $x) && (defined $y);
2596		2709
2597	# use -1 or undef as default coordinates, not 0, 0	2710	# use -1 or undef as default coordinates, not 0, 0
2598	($x, $y) = ($map->enter_x, $map->enter_y)	2711	($x, $y) = ($map->enter_x, $map->enter_y)
2599	if $x <=0 && $y <= 0;	2712	if $x <= 0 && $y <= 0;
2600		2713
2601	$map->load;	2714	$map->load;
2602	$map->load_neighbours;	2715	$map->load_neighbours;
2603		2716
2604	return unless $self->contr->active;	2717	return unless $self->contr->active;
2605	$self->activate_recursive;
2606		2718
2607	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2719	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2608	$self->enter_map ($map, $x, $y);	2720	if ($self->enter_map ($map, $x, $y)) {
2609	}	2721	# entering was successful
		2722	delete $self->{_link_recursion};
		2723	# only activate afterwards, to support waiting in hooks
		2724	$self->activate_recursive;
		2725	}
2610		2726
		2727	}
		2728
2611	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2729	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2612		2730
2613	Moves the player to the given map-path and coordinates by first freezing	2731	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	2732	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	2733	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	2734	the new (success) or old (failed) map position. In either case, $done will
…		…
2623		2741
2624	our $GOTOGEN;	2742	our $GOTOGEN;
2625		2743
2626	sub cf::object::player::goto {	2744	sub cf::object::player::goto {
2627	my ($self, $path, $x, $y, $check, $done) = @_;	2745	my ($self, $path, $x, $y, $check, $done) = @_;
		2746
		2747	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2748	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2749	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2750	($path, $x, $y) = @$EMERGENCY_POSITION;
		2751	}
2628		2752
2629	# do generation counting so two concurrent goto's will be executed in-order	2753	# do generation counting so two concurrent goto's will be executed in-order
2630	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2754	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2631		2755
2632	$self->enter_link;	2756	$self->enter_link;
…		…
2656	my $map = eval {	2780	my $map = eval {
2657	my $map = defined $path ? cf::map::find $path : undef;	2781	my $map = defined $path ? cf::map::find $path : undef;
2658		2782
2659	if ($map) {	2783	if ($map) {
2660	$map = $map->customise_for ($self);	2784	$map = $map->customise_for ($self);
2661	$map = $check->($map) if $check && $map;	2785	$map = $check->($map, $x, $y, $self) if $check && $map;
2662	} else {	2786	} else {
2663	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2787	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2664	}	2788	}
2665		2789
2666	$map	2790	$map
…		…
2674	if ($gen == $self->{_goto_generation}) {	2798	if ($gen == $self->{_goto_generation}) {
2675	delete $self->{_goto_generation};	2799	delete $self->{_goto_generation};
2676	$self->leave_link ($map, $x, $y);	2800	$self->leave_link ($map, $x, $y);
2677	}	2801	}
2678		2802
2679	$done->() if $done;	2803	$done->($self) if $done;
2680	})->prio (1);	2804	})->prio (1);
2681	}	2805	}
2682		2806
2683	=item $player_object->enter_exit ($exit_object)	2807	=item $player_object->enter_exit ($exit_object)
2684		2808
…		…
2772	$self->contr->savebed ($map, $x, $y)	2896	$self->contr->savebed ($map, $x, $y)
2773	if $exit->flag (cf::FLAG_DAMNED);	2897	if $exit->flag (cf::FLAG_DAMNED);
2774		2898
2775	1	2899	1
2776	}) {	2900	}) {
2777	$self->message ("Something went wrong deep within the crossfire server. "	2901	$self->message ("Something went wrong deep within the deliantra server. "
2778	. "I'll try to bring you back to the map you were before. "	2902	. "I'll try to bring you back to the map you were before. "
2779	. "Please report this to the dungeon master!",	2903	. "Please report this to the dungeon master!",
2780	cf::NDI_UNIQUE | cf::NDI_RED);	2904	cf::NDI_UNIQUE | cf::NDI_RED);
2781		2905
2782	warn "ERROR in enter_exit: $@";	2906	error "ERROR in enter_exit: $@";
2783	$self->leave_link;	2907	$self->leave_link;
2784	}	2908	}
2785	})->prio (1);	2909	})->prio (1);
2786	}	2910	}
2787		2911
…		…
2799	sub cf::client::send_drawinfo {	2923	sub cf::client::send_drawinfo {
2800	my ($self, $text, $flags) = @_;	2924	my ($self, $text, $flags) = @_;
2801		2925
2802	utf8::encode $text;	2926	utf8::encode $text;
2803	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2927	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2928	}
		2929
		2930	=item $client->send_big_packet ($pkt)
		2931
		2932	Like C<send_packet>, but tries to compress large packets, and fragments
		2933	them as required.
		2934
		2935	=cut
		2936
		2937	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2938
		2939	sub cf::client::send_big_packet {
		2940	my ($self, $pkt) = @_;
		2941
		2942	# try lzf for large packets
		2943	$pkt = "lzf " . Compress::LZF::compress $pkt
		2944	if 1024 <= length $pkt and $self->{can_lzf};
		2945
		2946	# split very large packets
		2947	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2948	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2949	$pkt = "frag";
		2950	}
		2951
		2952	$self->send_packet ($pkt);
2804	}	2953	}
2805		2954
2806	=item $client->send_msg ($channel, $msg, $color, [extra...])	2955	=item $client->send_msg ($channel, $msg, $color, [extra...])
2807		2956
2808	Send a drawinfo or msg packet to the client, formatting the msg for the	2957	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2812		2961
2813	=cut	2962	=cut
2814		2963
2815	# non-persistent channels (usually the info channel)	2964	# non-persistent channels (usually the info channel)
2816	our %CHANNEL = (	2965	our %CHANNEL = (
		2966	"c/motd" => {
		2967	id => "infobox",
		2968	title => "MOTD",
		2969	reply => undef,
		2970	tooltip => "The message of the day",
		2971	},
2817	"c/identify" => {	2972	"c/identify" => {
2818	id => "infobox",	2973	id => "infobox",
2819	title => "Identify",	2974	title => "Identify",
2820	reply => undef,	2975	reply => undef,
2821	tooltip => "Items recently identified",	2976	tooltip => "Items recently identified",
…		…
2823	"c/examine" => {	2978	"c/examine" => {
2824	id => "infobox",	2979	id => "infobox",
2825	title => "Examine",	2980	title => "Examine",
2826	reply => undef,	2981	reply => undef,
2827	tooltip => "Signs and other items you examined",	2982	tooltip => "Signs and other items you examined",
		2983	},
		2984	"c/shopinfo" => {
		2985	id => "infobox",
		2986	title => "Shop Info",
		2987	reply => undef,
		2988	tooltip => "What your bargaining skill tells you about the shop",
2828	},	2989	},
2829	"c/book" => {	2990	"c/book" => {
2830	id => "infobox",	2991	id => "infobox",
2831	title => "Book",	2992	title => "Book",
2832	reply => undef,	2993	reply => undef,
…		…
2848	id => "infobox",	3009	id => "infobox",
2849	title => "Body Parts",	3010	title => "Body Parts",
2850	reply => undef,	3011	reply => undef,
2851	tooltip => "Shows which body parts you posess and are available",	3012	tooltip => "Shows which body parts you posess and are available",
2852	},	3013	},
		3014	"c/statistics" => {
		3015	id => "infobox",
		3016	title => "Statistics",
		3017	reply => undef,
		3018	tooltip => "Shows your primary statistics",
		3019	},
		3020	"c/skills" => {
		3021	id => "infobox",
		3022	title => "Skills",
		3023	reply => undef,
		3024	tooltip => "Shows your experience per skill and item power",
		3025	},
		3026	"c/shopitems" => {
		3027	id => "infobox",
		3028	title => "Shop Items",
		3029	reply => undef,
		3030	tooltip => "Shows the items currently for sale in this shop",
		3031	},
		3032	"c/resistances" => {
		3033	id => "infobox",
		3034	title => "Resistances",
		3035	reply => undef,
		3036	tooltip => "Shows your resistances",
		3037	},
		3038	"c/pets" => {
		3039	id => "infobox",
		3040	title => "Pets",
		3041	reply => undef,
		3042	tooltip => "Shows information abotu your pets/a specific pet",
		3043	},
		3044	"c/perceiveself" => {
		3045	id => "infobox",
		3046	title => "Perceive Self",
		3047	reply => undef,
		3048	tooltip => "You gained detailed knowledge about yourself",
		3049	},
2853	"c/uptime" => {	3050	"c/uptime" => {
2854	id => "infobox",	3051	id => "infobox",
2855	title => "Uptime",	3052	title => "Uptime",
2856	reply => undef,	3053	reply => undef,
2857	tooltip => "How long the server has been running since last restart",	3054	tooltip => "How long the server has been running since last restart",
…		…
2866	id => "party",	3063	id => "party",
2867	title => "Party",	3064	title => "Party",
2868	reply => "gsay ",	3065	reply => "gsay ",
2869	tooltip => "Messages and chat related to your party",	3066	tooltip => "Messages and chat related to your party",
2870	},	3067	},
		3068	"c/death" => {
		3069	id => "death",
		3070	title => "Death",
		3071	reply => undef,
		3072	tooltip => "Reason for and more info about your most recent death",
		3073	},
		3074	"c/say" => $SAY_CHANNEL,
		3075	"c/chat" => $CHAT_CHANNEL,
2871	);	3076	);
2872		3077
2873	sub cf::client::send_msg {	3078	sub cf::client::send_msg {
2874	my ($self, $channel, $msg, $color, @extra) = @_;	3079	my ($self, $channel, $msg, $color, @extra) = @_;
2875		3080
2876	$msg = $self->pl->expand_cfpod ($msg);	3081	$msg = $self->pl->expand_cfpod ($msg)
		3082	unless $color & cf::NDI_VERBATIM;
2877		3083
2878	$color &= cf::NDI_CLIENT_MASK; # just in case...	3084	$color &= cf::NDI_CLIENT_MASK; # just in case...
2879		3085
2880	# check predefined channels, for the benefit of C	3086	# check predefined channels, for the benefit of C
2881	if ($CHANNEL{$channel}) {	3087	if ($CHANNEL{$channel}) {
2882	$channel = $CHANNEL{$channel};	3088	$channel = $CHANNEL{$channel};
2883		3089
2884	$self->ext_msg (channel_info => $channel)	3090	$self->ext_msg (channel_info => $channel);
2885	if $self->can_msg;
2886
2887	$channel = $channel->{id};	3091	$channel = $channel->{id};
2888		3092
2889	} elsif (ref $channel) {	3093	} elsif (ref $channel) {
2890	# send meta info to client, if not yet sent	3094	# send meta info to client, if not yet sent
2891	unless (exists $self->{channel}{$channel->{id}}) {	3095	unless (exists $self->{channel}{$channel->{id}}) {
2892	$self->{channel}{$channel->{id}} = $channel;	3096	$self->{channel}{$channel->{id}} = $channel;
2893	$self->ext_msg (channel_info => $channel)	3097	$self->ext_msg (channel_info => $channel);
2894	if $self->can_msg;
2895	}	3098	}
2896		3099
2897	$channel = $channel->{id};	3100	$channel = $channel->{id};
2898	}	3101	}
2899		3102
2900	return unless @extra || length $msg;	3103	return unless @extra || length $msg;
2901		3104
2902	if ($self->can_msg) {
2903	# default colour, mask it out	3105	# default colour, mask it out
2904	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3106	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2905	if $color & cf::NDI_DEF;	3107	if $color & cf::NDI_DEF;
2906		3108
2907	$self->send_packet ("msg " . $self->{json_coder}->encode (	3109	my $pkt = "msg "
		3110	. $self->{json_coder}->encode (
2908	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3111	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2909	} else {	3112	);
2910	if ($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		3113
2921	$color &= cf::NDI_COLOR_MASK;	3114	$self->send_big_packet ($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	}	3115	}
2935		3116
2936	=item $client->ext_msg ($type, @msg)	3117	=item $client->ext_msg ($type, @msg)
2937		3118
2938	Sends an ext event to the client.	3119	Sends an ext event to the client.
…		…
2941		3122
2942	sub cf::client::ext_msg($$@) {	3123	sub cf::client::ext_msg($$@) {
2943	my ($self, $type, @msg) = @_;	3124	my ($self, $type, @msg) = @_;
2944		3125
2945	if ($self->extcmd == 2) {	3126	if ($self->extcmd == 2) {
2946	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3127	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2947	} elsif ($self->extcmd == 1) { # TODO: remove	3128	} elsif ($self->extcmd == 1) { # TODO: remove
2948	push @msg, msgtype => "event_$type";	3129	push @msg, msgtype => "event_$type";
2949	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3130	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2950	}	3131	}
2951	}	3132	}
2952		3133
2953	=item $client->ext_reply ($msgid, @msg)	3134	=item $client->ext_reply ($msgid, @msg)
2954		3135
…		…
2958		3139
2959	sub cf::client::ext_reply($$@) {	3140	sub cf::client::ext_reply($$@) {
2960	my ($self, $id, @msg) = @_;	3141	my ($self, $id, @msg) = @_;
2961		3142
2962	if ($self->extcmd == 2) {	3143	if ($self->extcmd == 2) {
2963	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3144	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2964	} elsif ($self->extcmd == 1) {	3145	} elsif ($self->extcmd == 1) {
2965	#TODO: version 1, remove	3146	#TODO: version 1, remove
2966	unshift @msg, msgtype => "reply", msgid => $id;	3147	unshift @msg, msgtype => "reply", msgid => $id;
2967	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3148	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2968	}	3149	}
2969	}	3150	}
2970		3151
2971	=item $success = $client->query ($flags, "text", \&cb)	3152	=item $success = $client->query ($flags, "text", \&cb)
2972		3153
…		…
3043		3224
3044	$ns->ext_reply ($reply, @reply)	3225	$ns->ext_reply ($reply, @reply)
3045	if $reply;	3226	if $reply;
3046		3227
3047	} else {	3228	} else {
3048	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3229	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3049	}	3230	}
3050		3231
3051	cf::override;	3232	cf::override;
3052	},	3233	},
3053	);	3234	);
…		…
3073		3254
3074	$coro	3255	$coro
3075	}	3256	}
3076		3257
3077	cf::client->attach (	3258	cf::client->attach (
3078	on_destroy => sub {	3259	on_client_destroy => sub {
3079	my ($ns) = @_;	3260	my ($ns) = @_;
3080		3261
3081	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3262	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3082	},	3263	},
3083	);	3264	);
…		…
3099	our $safe_hole = new Safe::Hole;	3280	our $safe_hole = new Safe::Hole;
3100		3281
3101	$SIG{FPE} = 'IGNORE';	3282	$SIG{FPE} = 'IGNORE';
3102		3283
3103	$safe->permit_only (Opcode::opset qw(	3284	$safe->permit_only (Opcode::opset qw(
3104	:base_core :base_mem :base_orig :base_math	3285	:base_core :base_mem :base_orig :base_math :base_loop
3105	grepstart grepwhile mapstart mapwhile	3286	grepstart grepwhile mapstart mapwhile
3106	sort time	3287	sort time
3107	));	3288	));
3108		3289
3109	# here we export the classes and methods available to script code	3290	# here we export the classes and methods available to script code
…		…
3113	The following functions and methods are available within a safe environment:	3294	The following functions and methods are available within a safe environment:
3114		3295
3115	cf::object	3296	cf::object
3116	contr pay_amount pay_player map x y force_find force_add destroy	3297	contr pay_amount pay_player map x y force_find force_add destroy
3117	insert remove name archname title slaying race decrease split	3298	insert remove name archname title slaying race decrease split
		3299	value
3118		3300
3119	cf::object::player	3301	cf::object::player
3120	player	3302	player
3121		3303
3122	cf::player	3304	cf::player
…		…
3128	=cut	3310	=cut
3129		3311
3130	for (	3312	for (
3131	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3313	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3132	insert remove inv nrof name archname title slaying race	3314	insert remove inv nrof name archname title slaying race
3133	decrease split destroy)],	3315	decrease split destroy change_exp value msg lore send_msg)],
3134	["cf::object::player" => qw(player)],	3316	["cf::object::player" => qw(player)],
3135	["cf::player" => qw(peaceful)],	3317	["cf::player" => qw(peaceful send_msg)],
3136	["cf::map" => qw(trigger)],	3318	["cf::map" => qw(trigger)],
3137	) {	3319	) {
3138	no strict 'refs';
3139	my ($pkg, @funs) = @$_;	3320	my ($pkg, @funs) = @$_;
3140	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3321	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3141	for @funs;	3322	for @funs;
3142	}	3323	}
3143		3324
…		…
3158		3339
3159	my $qcode = $code;	3340	my $qcode = $code;
3160	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3341	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3161	$qcode =~ s/\n/\\n/g;	3342	$qcode =~ s/\n/\\n/g;
3162		3343
		3344	%vars = (_dummy => 0) unless %vars;
		3345
		3346	my @res;
3163	local $_;	3347	local $_;
3164	local @safe::cf::_safe_eval_args = values %vars;
3165		3348
3166	my $eval =	3349	my $eval =
3167	"do {\n"	3350	"do {\n"
3168	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3351	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3169	. "#line 0 \"{$qcode}\"\n"	3352	. "#line 0 \"{$qcode}\"\n"
3170	. $code	3353	. $code
3171	. "\n}"	3354	. "\n}"
3172	;	3355	;
3173		3356
		3357	if ($CFG{safe_eval}) {
3174	sub_generation_inc;	3358	sub_generation_inc;
		3359	local @safe::cf::_safe_eval_args = values %vars;
3175	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3360	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3176	sub_generation_inc;	3361	sub_generation_inc;
		3362	} else {
		3363	local @cf::_safe_eval_args = values %vars;
		3364	@res = wantarray ? eval eval : scalar eval $eval;
		3365	}
3177		3366
3178	if ($@) {	3367	if ($@) {
3179	warn "$@";	3368	warn "$@",
3180	warn "while executing safe code '$code'\n";	3369	"while executing safe code '$code'\n",
3181	warn "with arguments " . (join " ", %vars) . "\n";	3370	"with arguments " . (join " ", %vars) . "\n";
3182	}	3371	}
3183		3372
3184	wantarray ? @res : $res[0]	3373	wantarray ? @res : $res[0]
3185	}	3374	}
3186		3375
…		…
3200	=cut	3389	=cut
3201		3390
3202	sub register_script_function {	3391	sub register_script_function {
3203	my ($fun, $cb) = @_;	3392	my ($fun, $cb) = @_;
3204		3393
3205	no strict 'refs';	3394	$fun = "safe::$fun" if $CFG{safe_eval};
3206	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3395	*$fun = $safe_hole->wrap ($cb);
3207	}	3396	}
3208		3397
3209	=back	3398	=back
3210		3399
3211	=cut	3400	=cut
…		…
3220	# for this (global event?)	3409	# for this (global event?)
3221	%ext::player_env::MUSIC_FACE_CACHE = ();	3410	%ext::player_env::MUSIC_FACE_CACHE = ();
3222		3411
3223	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3412	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3224		3413
3225	warn "loading facedata from $path\n";	3414	trace "loading facedata from $path\n";
3226		3415
3227	my $facedata;
3228	0 < aio_load $path, $facedata	3416	0 < aio_load $path, my $facedata
3229	or die "$path: $!";	3417	or die "$path: $!";
3230		3418
3231	$facedata = Coro::Storable::thaw $facedata;	3419	$facedata = Coro::Storable::thaw $facedata;
3232		3420
3233	$facedata->{version} == 2	3421	$facedata->{version} == 2
3234	or cf::cleanup "$path: version mismatch, cannot proceed.";	3422	or cf::cleanup "$path: version mismatch, cannot proceed.";
3235		3423
3236	# patch in the exptable	3424	# patch in the exptable
		3425	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3237	$facedata->{resource}{"res/exp_table"} = {	3426	$facedata->{resource}{"res/exp_table"} = {
3238	type => FT_RSRC,	3427	type => FT_RSRC,
3239	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3428	data => $exp_table,
		3429	hash => (Digest::MD5::md5 $exp_table),
3240	};	3430	};
3241	cf::cede_to_tick;	3431	cf::cede_to_tick;
3242		3432
3243	{	3433	{
3244	my $faces = $facedata->{faceinfo};	3434	my $faces = $facedata->{faceinfo};
…		…
3246	while (my ($face, $info) = each %$faces) {	3436	while (my ($face, $info) = each %$faces) {
3247	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3437	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3248		3438
3249	cf::face::set_visibility $idx, $info->{visibility};	3439	cf::face::set_visibility $idx, $info->{visibility};
3250	cf::face::set_magicmap $idx, $info->{magicmap};	3440	cf::face::set_magicmap $idx, $info->{magicmap};
3251	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3441	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3252	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3442	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3253		3443
3254	cf::cede_to_tick;	3444	cf::cede_to_tick;
3255	}	3445	}
3256		3446
3257	while (my ($face, $info) = each %$faces) {	3447	while (my ($face, $info) = each %$faces) {
…		…
3262		3452
3263	if (my $smooth = cf::face::find $info->{smooth}) {	3453	if (my $smooth = cf::face::find $info->{smooth}) {
3264	cf::face::set_smooth $idx, $smooth;	3454	cf::face::set_smooth $idx, $smooth;
3265	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3455	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3266	} else {	3456	} else {
3267	warn "smooth face '$info->{smooth}' not found for face '$face'";	3457	error "smooth face '$info->{smooth}' not found for face '$face'";
3268	}	3458	}
3269		3459
3270	cf::cede_to_tick;	3460	cf::cede_to_tick;
3271	}	3461	}
3272	}	3462	}
…		…
3281		3471
3282	cf::anim::invalidate_all; # d'oh	3472	cf::anim::invalidate_all; # d'oh
3283	}	3473	}
3284		3474
3285	{	3475	{
3286	# TODO: for gcfclient pleasure, we should give resources
3287	# that gcfclient doesn't grok a >10000 face index.
3288	my $res = $facedata->{resource};	3476	my $res = $facedata->{resource};
3289		3477
3290	while (my ($name, $info) = each %$res) {	3478	while (my ($name, $info) = each %$res) {
3291	if (defined $info->{type}) {	3479	if (defined $info->{type}) {
3292	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3480	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3293	my $data;
3294		3481
3295	if ($info->{type} & 1) {	3482	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};	3483	cf::face::set_type $idx, $info->{type};
3310	} else {	3484	} else {
3311	$RESOURCE{$name} = $info;	3485	$RESOURCE{$name} = $info; # unused
3312	}	3486	}
3313		3487
3314	cf::cede_to_tick;	3488	cf::cede_to_tick;
3315	}	3489	}
3316	}	3490	}
3317		3491
3318	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3492	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3319		3493
3320	1	3494	1
3321	}	3495	}
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 => $face;
3339	}
3340	}
3341	});
3342		3496
3343	register_exticmd fx_want => sub {	3497	register_exticmd fx_want => sub {
3344	my ($ns, $want) = @_;	3498	my ($ns, $want) = @_;
3345		3499
3346	while (my ($k, $v) = each %$want) {	3500	while (my ($k, $v) = each %$want) {
…		…
3385	sub reload_treasures {	3539	sub reload_treasures {
3386	load_resource_file "$DATADIR/treasures"	3540	load_resource_file "$DATADIR/treasures"
3387	or die "unable to load treasurelists\n";	3541	or die "unable to load treasurelists\n";
3388	}	3542	}
3389		3543
		3544	sub reload_sound {
		3545	trace "loading sound config from $DATADIR/sound\n";
		3546
		3547	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3548	or die "$DATADIR/sound $!";
		3549
		3550	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3551
		3552	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3553	my $sound = $soundconf->{compat}[$_]
		3554	or next;
		3555
		3556	my $face = cf::face::find "sound/$sound->[1]";
		3557	cf::sound::set $sound->[0] => $face;
		3558	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3559	}
		3560
		3561	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3562	my $face = cf::face::find "sound/$v";
		3563	cf::sound::set $k => $face;
		3564	}
		3565	}
		3566
3390	sub reload_resources {	3567	sub reload_resources {
3391	warn "reloading resource files...\n";	3568	trace "reloading resource files...\n";
3392		3569
		3570	reload_exp_table;
		3571	reload_materials;
3393	reload_facedata;	3572	reload_facedata;
		3573	reload_sound;
3394	reload_archetypes;	3574	reload_archetypes;
3395	reload_regions;	3575	reload_regions;
3396	reload_treasures;	3576	reload_treasures;
3397		3577
3398	warn "finished reloading resource files\n";	3578	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	}	3579	}
3408		3580
3409	sub reload_config {	3581	sub reload_config {
3410	open my $fh, "<:utf8", "$CONFDIR/config"	3582	trace "reloading config file...\n";
3411	or return;
3412		3583
3413	local $/;	3584	0 < aio_load "$CONFDIR/config", my $config
3414	*CFG = YAML::Load <$fh>;	3585	or die "$CONFDIR/config: $!";
3415		3586
		3587	utf8::decode $config;
		3588	*CFG = yaml_load $config;
		3589
3416	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3590	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3417		3591
3418	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3592	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3419	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3593	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3420		3594
3421	if (exists $CFG{mlockall}) {	3595	if (exists $CFG{mlockall}) {
…		…
3425	};	3599	};
3426	warn $@ if $@;	3600	warn $@ if $@;
3427	}	3601	}
3428	}	3602	}
3429		3603
		3604	sub pidfile() {
		3605	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3606	or die "$PIDFILE: $!";
		3607	flock $fh, &Fcntl::LOCK_EX
		3608	or die "$PIDFILE: flock: $!";
		3609	$fh
		3610	}
		3611
		3612	# make sure only one server instance is running at any one time
		3613	sub atomic {
		3614	my $fh = pidfile;
		3615
		3616	my $pid = <$fh>;
		3617	kill 9, $pid if $pid > 0;
		3618
		3619	seek $fh, 0, 0;
		3620	print $fh $$;
		3621	}
		3622
		3623	sub main_loop {
		3624	trace "EV::loop starting\n";
		3625	if (1) {
		3626	EV::loop;
		3627	}
		3628	trace "EV::loop returned\n";
		3629	goto &main_loop unless $REALLY_UNLOOP;
		3630	}
		3631
3430	sub main {	3632	sub main {
		3633	cf::init_globals; # initialise logging
		3634
		3635	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3636	LOG llevInfo, "Copyright (C) 2005-2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3637	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3638	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3639
		3640	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3641
3431	# we must not ever block the main coroutine	3642	# we must not ever block the main coroutine
3432	local $Coro::idle = sub {	3643	local $Coro::idle = sub {
3433	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3644	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3434	(async {	3645	(async {
3435	$Coro::current->{desc} = "IDLE BUG HANDLER";	3646	$Coro::current->{desc} = "IDLE BUG HANDLER";
3436	EV::loop EV::LOOP_ONESHOT;	3647	EV::loop EV::LOOP_ONESHOT;
3437	})->prio (Coro::PRIO_MAX);	3648	})->prio (Coro::PRIO_MAX);
3438	};	3649	};
3439		3650
3440	{	3651	evthread_start IO::AIO::poll_fileno;
3441	my $guard = freeze_mainloop;	3652
		3653	cf::sync_job {
		3654	cf::incloader::init ();
		3655
		3656	cf::init_anim;
		3657	cf::init_attackmess;
		3658	cf::init_dynamic;
		3659
		3660	cf::load_settings;
		3661
		3662	reload_resources;
3442	reload_config;	3663	reload_config;
3443	db_init;	3664	db_init;
		3665
		3666	cf::init_uuid;
		3667	cf::init_signals;
		3668	cf::init_skills;
		3669
		3670	cf::init_beforeplay;
		3671
		3672	atomic;
		3673
3444	load_extensions;	3674	load_extensions;
3445		3675
3446	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3676	utime time, time, $RUNTIMEFILE;
		3677
		3678	# no (long-running) fork's whatsoever before this point(!)
		3679	use POSIX ();
		3680	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3681
		3682	cf::_post_init 0;
3447	}	3683	};
3448		3684
3449	EV::loop;	3685	cf::object::thawer::errors_are_fatal 0;
		3686	info "parse errors in files are no longer fatal from this point on.\n";
		3687
		3688	my $free_main; $free_main = EV::idle sub {
		3689	undef $free_main;
		3690	undef &main; # free gobs of memory :)
		3691	};
		3692
		3693	goto &main_loop;
3450	}	3694	}
3451		3695
3452	#############################################################################	3696	#############################################################################
3453	# initialisation and cleanup	3697	# initialisation and cleanup
3454		3698
3455	# install some emergency cleanup handlers	3699	# install some emergency cleanup handlers
3456	BEGIN {	3700	BEGIN {
3457	our %SIGWATCHER = ();	3701	our %SIGWATCHER = ();
3458	for my $signal (qw(INT HUP TERM)) {	3702	for my $signal (qw(INT HUP TERM)) {
3459	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3703	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3460	cf::cleanup "SIG$signal";	3704	cf::cleanup "SIG$signal";
3461	};	3705	};
3462	}	3706	}
3463	}	3707	}
3464		3708
3465	sub write_runtime_sync {	3709	sub write_runtime_sync {
3466	my $runtime = "$LOCALDIR/runtime";	3710	my $t0 = AE::time;
3467		3711
3468	# first touch the runtime file to show we are still running:	3712	# first touch the runtime file to show we are still running:
3469	# the fsync below can take a very very long time.	3713	# the fsync below can take a very very long time.
3470		3714
3471	IO::AIO::aio_utime $runtime, undef, undef;	3715	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3472		3716
3473	my $guard = cf::lock_acquire "write_runtime";	3717	my $guard = cf::lock_acquire "write_runtime";
3474		3718
3475	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3719	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3476	or return;	3720	or return;
3477		3721
3478	my $value = $cf::RUNTIME + 90 + 10;	3722	my $value = $cf::RUNTIME + 90 + 10;
3479	# 10 is the runtime save interval, for a monotonic clock	3723	# 10 is the runtime save interval, for a monotonic clock
3480	# 60 allows for the watchdog to kill the server.	3724	# 60 allows for the watchdog to kill the server.
…		…
3490	aio_utime $fh, undef, undef;	3734	aio_utime $fh, undef, undef;
3491		3735
3492	close $fh	3736	close $fh
3493	or return;	3737	or return;
3494		3738
3495	aio_rename "$runtime~", $runtime	3739	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3496	and return;	3740	and return;
3497		3741
3498	warn "runtime file written.\n";	3742	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3499		3743
3500	1	3744	1
3501	}	3745	}
3502		3746
3503	our $uuid_lock;	3747	our $uuid_lock;
…		…
3512	my $uuid = "$LOCALDIR/uuid";	3756	my $uuid = "$LOCALDIR/uuid";
3513		3757
3514	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3758	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3515	or return;	3759	or return;
3516		3760
3517	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	3761	my $value = uuid_seq uuid_cur;
		3762
		3763	unless ($value) {
		3764	info "cowardly refusing to write zero uuid value!\n";
		3765	return;
		3766	}
		3767
		3768	my $value = uuid_str $value + $uuid_skip;
3518	$uuid_skip = 0;	3769	$uuid_skip = 0;
3519		3770
3520	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3771	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3521	and return;	3772	and return;
3522		3773
…		…
3528	or return;	3779	or return;
3529		3780
3530	aio_rename "$uuid~", $uuid	3781	aio_rename "$uuid~", $uuid
3531	and return;	3782	and return;
3532		3783
3533	warn "uuid file written ($value).\n";	3784	trace "uuid file written ($value).\n";
3534		3785
3535	1	3786	1
3536		3787
3537	}	3788	}
3538		3789
…		…
3544	}	3795	}
3545		3796
3546	sub emergency_save() {	3797	sub emergency_save() {
3547	my $freeze_guard = cf::freeze_mainloop;	3798	my $freeze_guard = cf::freeze_mainloop;
3548		3799
3549	warn "enter emergency perl save\n";	3800	info "emergency_perl_save: enter\n";
		3801
		3802	# this is a trade-off: we want to be very quick here, so
		3803	# save all maps without fsync, and later call a global sync
		3804	# (which in turn might be very very slow)
		3805	local $USE_FSYNC = 0;
3550		3806
3551	cf::sync_job {	3807	cf::sync_job {
		3808	cf::write_runtime_sync; # external watchdog should not bark
		3809
3552	# use a peculiar iteration method to avoid tripping on perl	3810	# use a peculiar iteration method to avoid tripping on perl
3553	# refcount bugs in for. also avoids problems with players	3811	# refcount bugs in for. also avoids problems with players
3554	# and maps saved/destroyed asynchronously.	3812	# and maps saved/destroyed asynchronously.
3555	warn "begin emergency player save\n";	3813	info "emergency_perl_save: begin player save\n";
3556	for my $login (keys %cf::PLAYER) {	3814	for my $login (keys %cf::PLAYER) {
3557	my $pl = $cf::PLAYER{$login} or next;	3815	my $pl = $cf::PLAYER{$login} or next;
3558	$pl->valid or next;	3816	$pl->valid or next;
3559	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3817	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3560	$pl->save;	3818	$pl->save;
3561	}	3819	}
3562	warn "end emergency player save\n";	3820	info "emergency_perl_save: end player save\n";
3563		3821
3564	warn "begin emergency map save\n";	3822	cf::write_runtime_sync; # external watchdog should not bark
		3823
		3824	info "emergency_perl_save: begin map save\n";
3565	for my $path (keys %cf::MAP) {	3825	for my $path (keys %cf::MAP) {
3566	my $map = $cf::MAP{$path} or next;	3826	my $map = $cf::MAP{$path} or next;
3567	$map->valid or next;	3827	$map->valid or next;
3568	$map->save;	3828	$map->save;
3569	}	3829	}
3570	warn "end emergency map save\n";	3830	info "emergency_perl_save: end map save\n";
3571		3831
3572	warn "begin emergency database checkpoint\n";	3832	cf::write_runtime_sync; # external watchdog should not bark
		3833
		3834	info "emergency_perl_save: begin database checkpoint\n";
3573	BDB::db_env_txn_checkpoint $DB_ENV;	3835	BDB::db_env_txn_checkpoint $DB_ENV;
3574	warn "end emergency database checkpoint\n";	3836	info "emergency_perl_save: end database checkpoint\n";
3575		3837
3576	warn "begin write uuid\n";	3838	info "emergency_perl_save: begin write uuid\n";
3577	write_uuid_sync 1;	3839	write_uuid_sync 1;
3578	warn "end write uuid\n";	3840	info "emergency_perl_save: end write uuid\n";
		3841
		3842	cf::write_runtime_sync; # external watchdog should not bark
		3843
		3844	trace "emergency_perl_save: syncing database to disk";
		3845	BDB::db_env_txn_checkpoint $DB_ENV;
		3846
		3847	info "emergency_perl_save: starting sync\n";
		3848	IO::AIO::aio_sync sub {
		3849	info "emergency_perl_save: finished sync\n";
		3850	};
		3851
		3852	cf::write_runtime_sync; # external watchdog should not bark
		3853
		3854	trace "emergency_perl_save: flushing outstanding aio requests";
		3855	while (IO::AIO::nreqs || BDB::nreqs) {
		3856	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3857	}
		3858
		3859	cf::write_runtime_sync; # external watchdog should not bark
3579	};	3860	};
3580		3861
3581	warn "leave emergency perl save\n";	3862	info "emergency_perl_save: leave\n";
3582	}	3863	}
3583		3864
3584	sub post_cleanup {	3865	sub post_cleanup {
3585	my ($make_core) = @_;	3866	my ($make_core) = @_;
3586		3867
		3868	IO::AIO::flush;
		3869
3587	warn Carp::longmess "post_cleanup backtrace"	3870	error Carp::longmess "post_cleanup backtrace"
3588	if $make_core;	3871	if $make_core;
		3872
		3873	my $fh = pidfile;
		3874	unlink $PIDFILE if <$fh> == $$;
		3875	}
		3876
		3877	# a safer delete_package, copied from Symbol
		3878	sub clear_package($) {
		3879	my $pkg = shift;
		3880
		3881	# expand to full symbol table name if needed
		3882	unless ($pkg =~ /^main::.*::$/) {
		3883	$pkg = "main$pkg" if $pkg =~ /^::/;
		3884	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3885	$pkg .= '::' unless $pkg =~ /::$/;
		3886	}
		3887
		3888	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3889	my $stem_symtab = *{$stem}{HASH};
		3890
		3891	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3892	or return;
		3893
		3894	# clear all symbols
		3895	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3896	for my $name (keys %$leaf_symtab) {
		3897	_gv_clear *{"$pkg$name"};
		3898	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3899	}
3589	}	3900	}
3590		3901
3591	sub do_reload_perl() {	3902	sub do_reload_perl() {
3592	# can/must only be called in main	3903	# can/must only be called in main
3593	if ($Coro::current != $Coro::main) {	3904	unless (in_main) {
3594	warn "can only reload from main coroutine";	3905	error "can only reload from main coroutine";
3595	return;	3906	return;
3596	}	3907	}
3597		3908
3598	warn "reloading...";	3909	return if $RELOAD++;
3599		3910
3600	warn "entering sync_job";	3911	my $t1 = AE::time;
3601		3912
		3913	while ($RELOAD) {
		3914	cf::get_slot 0.1, -1, "reload_perl";
		3915	info "perl_reload: reloading...";
		3916
		3917	trace "perl_reload: entering sync_job";
		3918
3602	cf::sync_job {	3919	cf::sync_job {
3603	cf::write_runtime_sync; # external watchdog should not bark
3604	cf::emergency_save;	3920	#cf::emergency_save;
3605	cf::write_runtime_sync; # external watchdog should not bark
3606		3921
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";	3922	trace "perl_reload: cancelling all extension coros";
3624	$_->cancel for values %EXT_CORO;	3923	$_->cancel for values %EXT_CORO;
3625	%EXT_CORO = ();	3924	%EXT_CORO = ();
3626		3925
3627	warn "removing commands";	3926	trace "perl_reload: removing commands";
3628	%COMMAND = ();	3927	%COMMAND = ();
3629		3928
3630	warn "removing ext/exti commands";	3929	trace "perl_reload: removing ext/exti commands";
3631	%EXTCMD = ();	3930	%EXTCMD = ();
3632	%EXTICMD = ();	3931	%EXTICMD = ();
3633		3932
3634	warn "unloading/nuking all extensions";	3933	trace "perl_reload: unloading/nuking all extensions";
3635	for my $pkg (@EXTS) {	3934	for my $pkg (@EXTS) {
3636	warn "... unloading $pkg";	3935	trace "... unloading $pkg";
3637		3936
3638	if (my $cb = $pkg->can ("unload")) {	3937	if (my $cb = $pkg->can ("unload")) {
3639	eval {	3938	eval {
3640	$cb->($pkg);	3939	$cb->($pkg);
3641	1	3940	1
3642	} or warn "$pkg unloaded, but with errors: $@";	3941	} or error "$pkg unloaded, but with errors: $@";
		3942	}
		3943
		3944	trace "... clearing $pkg";
		3945	clear_package $pkg;
3643	}	3946	}
3644		3947
3645	warn "... nuking $pkg";
3646	Symbol::delete_package $pkg;
3647	}
3648
3649	warn "unloading all perl modules loaded from $LIBDIR";	3948	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3650	while (my ($k, $v) = each %INC) {	3949	while (my ($k, $v) = each %INC) {
3651	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3950	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3652		3951
3653	warn "... unloading $k";	3952	trace "... unloading $k";
3654	delete $INC{$k};	3953	delete $INC{$k};
3655		3954
3656	$k =~ s/\.pm$//;	3955	$k =~ s/\.pm$//;
3657	$k =~ s/\//::/g;	3956	$k =~ s/\//::/g;
3658		3957
3659	if (my $cb = $k->can ("unload_module")) {	3958	if (my $cb = $k->can ("unload_module")) {
3660	$cb->();	3959	$cb->();
		3960	}
		3961
		3962	clear_package $k;
3661	}	3963	}
3662		3964
3663	Symbol::delete_package $k;
3664	}
3665
3666	warn "getting rid of safe::, as good as possible";	3965	trace "perl_reload: getting rid of safe::, as good as possible";
3667	Symbol::delete_package "safe::$_"	3966	clear_package "safe::$_"
3668	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3967	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3669		3968
3670	warn "unloading cf.pm \"a bit\"";	3969	trace "perl_reload: unloading cf.pm \"a bit\"";
3671	delete $INC{"cf.pm"};	3970	delete $INC{"cf.pm"};
3672	delete $INC{"cf/pod.pm"};	3971	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3673		3972
3674	# don't, removes xs symbols, too,	3973	# don't, removes xs symbols, too,
3675	# and global variables created in xs	3974	# and global variables created in xs
3676	#Symbol::delete_package __PACKAGE__;	3975	#clear_package __PACKAGE__;
3677		3976
3678	warn "unload completed, starting to reload now";	3977	info "perl_reload: unload completed, starting to reload now";
3679		3978
3680	warn "reloading cf.pm";	3979	trace "perl_reload: reloading cf.pm";
3681	require cf;	3980	require cf;
3682	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3981	cf::_connect_to_perl_1;
3683		3982
3684	warn "loading config and database again";	3983	trace "perl_reload: loading config and database again";
3685	cf::reload_config;	3984	cf::reload_config;
3686		3985
3687	warn "loading extensions";	3986	trace "perl_reload: loading extensions";
3688	cf::load_extensions;	3987	cf::load_extensions;
3689		3988
		3989	if ($REATTACH_ON_RELOAD) {
3690	warn "reattaching attachments to objects/players";	3990	trace "perl_reload: reattaching attachments to objects/players";
3691	_global_reattach; # objects, sockets	3991	_global_reattach; # objects, sockets
3692	warn "reattaching attachments to maps";	3992	trace "perl_reload: reattaching attachments to maps";
3693	reattach $_ for values %MAP;	3993	reattach $_ for values %MAP;
3694	warn "reattaching attachments to players";	3994	trace "perl_reload: reattaching attachments to players";
3695	reattach $_ for values %PLAYER;	3995	reattach $_ for values %PLAYER;
		3996	}
3696		3997
3697	warn "leaving sync_job";	3998	cf::_post_init 1;
3698		3999
		4000	trace "perl_reload: leaving sync_job";
		4001
3699	1	4002	1
3700	} or do {	4003	} or do {
3701	warn $@;	4004	error $@;
3702	cf::cleanup "error while reloading, exiting.";	4005	cf::cleanup "perl_reload: error, exiting.";
		4006	};
		4007
		4008	--$RELOAD;
3703	};	4009	}
3704		4010
3705	warn "reloaded";	4011	$t1 = AE::time - $t1;
		4012	info "perl_reload: completed in ${t1}s\n";
3706	};	4013	};
3707		4014
3708	our $RELOAD_WATCHER; # used only during reload	4015	our $RELOAD_WATCHER; # used only during reload
3709		4016
3710	sub reload_perl() {	4017	sub reload_perl() {
3711	# doing reload synchronously and two reloads happen back-to-back,	4018	# doing reload synchronously and two reloads happen back-to-back,
3712	# coro crashes during coro_state_free->destroy here.	4019	# coro crashes during coro_state_free->destroy here.
3713		4020
		4021	$RELOAD_WATCHER ||= cf::async {
		4022	Coro::AIO::aio_wait cache_extensions;
		4023
3714	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	4024	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3715	do_reload_perl;	4025	do_reload_perl;
3716	undef $RELOAD_WATCHER;	4026	undef $RELOAD_WATCHER;
		4027	};
3717	};	4028	};
3718	}	4029	}
3719		4030
3720	register_command "reload" => sub {	4031	register_command "reload" => sub {
3721	my ($who, $arg) = @_;	4032	my ($who, $arg) = @_;
…		…
3727	reload_perl;	4038	reload_perl;
3728	};	4039	};
3729	}	4040	}
3730	};	4041	};
3731		4042
3732	unshift @INC, $LIBDIR;	4043	#############################################################################
3733		4044
3734	my $bug_warning = 0;	4045	my $bug_warning = 0;
3735		4046
3736	our @WAIT_FOR_TICK;	4047	our @WAIT_FOR_TICK;
3737	our @WAIT_FOR_TICK_BEGIN;	4048	our @WAIT_FOR_TICK_BEGIN;
3738		4049
3739	sub wait_for_tick {	4050	sub wait_for_tick() {
3740	return if tick_inhibit || $Coro::current == $Coro::main;	4051	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3741		4052
3742	my $signal = new Coro::Signal;	4053	my $signal = new Coro::Signal;
3743	push @WAIT_FOR_TICK, $signal;	4054	push @WAIT_FOR_TICK, $signal;
3744	$signal->wait;	4055	$signal->wait;
3745	}	4056	}
3746		4057
3747	sub wait_for_tick_begin {	4058	sub wait_for_tick_begin() {
3748	return if tick_inhibit || $Coro::current == $Coro::main;	4059	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3749		4060
3750	my $signal = new Coro::Signal;	4061	my $signal = new Coro::Signal;
3751	push @WAIT_FOR_TICK_BEGIN, $signal;	4062	push @WAIT_FOR_TICK_BEGIN, $signal;
3752	$signal->wait;	4063	$signal->wait;
3753	}	4064	}
…		…
3759	return;	4070	return;
3760	}	4071	}
3761		4072
3762	cf::server_tick; # one server iteration	4073	cf::server_tick; # one server iteration
3763		4074
		4075	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
		4076
3764	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4077	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3765	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4078	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3766	Coro::async_pool {	4079	Coro::async_pool {
3767	$Coro::current->{desc} = "runtime saver";	4080	$Coro::current->{desc} = "runtime saver";
3768	write_runtime_sync	4081	write_runtime_sync
3769	or warn "ERROR: unable to write runtime file: $!";	4082	or error "ERROR: unable to write runtime file: $!";
3770	};	4083	};
3771	}	4084	}
3772		4085
3773	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4086	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3774	$sig->send;	4087	$sig->send;
…		…
3782		4095
3783	if (0) {	4096	if (0) {
3784	if ($NEXT_TICK) {	4097	if ($NEXT_TICK) {
3785	my $jitter = $TICK_START - $NEXT_TICK;	4098	my $jitter = $TICK_START - $NEXT_TICK;
3786	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4099	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3787	warn "jitter $JITTER\n";#d#	4100	debug "jitter $JITTER\n";#d#
3788	}	4101	}
3789	}	4102	}
3790	}	4103	}
3791		4104
3792	{	4105	{
3793	# configure BDB	4106	# configure BDB
3794		4107
3795	BDB::min_parallel 8;	4108	BDB::min_parallel 16;
3796	BDB::max_poll_reqs $TICK * 0.1;	4109	BDB::max_poll_reqs $TICK * 0.1;
3797	$AnyEvent::BDB::WATCHER->priority (1);	4110	$AnyEvent::BDB::WATCHER->priority (1);
3798		4111
3799	unless ($DB_ENV) {	4112	unless ($DB_ENV) {
3800	$DB_ENV = BDB::db_env_create;	4113	$DB_ENV = BDB::db_env_create;
3801	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4114	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3802	| BDB::LOG_AUTOREMOVE, 1);	4115	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4116	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3803	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4117	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3804	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4118	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3805		4119
3806	cf::sync_job {	4120	cf::sync_job {
3807	eval {	4121	eval {
…		…
3846	$msg =~ s/\n//;	4160	$msg =~ s/\n//;
3847		4161
3848	# limit the # of concurrent backtraces	4162	# limit the # of concurrent backtraces
3849	if ($_log_backtrace < 2) {	4163	if ($_log_backtrace < 2) {
3850	++$_log_backtrace;	4164	++$_log_backtrace;
		4165	my $perl_bt = Carp::longmess $msg;
3851	async {	4166	async {
3852	$Coro::current->{desc} = "abt $msg";	4167	$Coro::current->{desc} = "abt $msg";
3853		4168
3854	my @bt = fork_call {	4169	my @bt = fork_call {
3855	@addr = map { sprintf "%x", $_ } @addr;	4170	@addr = map { sprintf "%x", $_ } @addr;
…		…
3866	}	4181	}
3867		4182
3868	@funcs	4183	@funcs
3869	};	4184	};
3870		4185
3871	LOG llevInfo, "[ABT] $msg\n";	4186	LOG llevInfo, "[ABT] $perl_bt\n";
		4187	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3872	LOG llevInfo, "[ABT] $_\n" for @bt;	4188	LOG llevInfo, "[ABT] $_\n" for @bt;
3873	--$_log_backtrace;	4189	--$_log_backtrace;
3874	};	4190	};
3875	} else {	4191	} else {
3876	LOG llevInfo, "[ABT] $msg\n";	4192	LOG llevInfo, "[ABT] $msg\n";
3877	LOG llevInfo, "[ABT] [suppressed]\n";	4193	LOG llevInfo, "[ABT] [suppressed]\n";
3878	}	4194	}
3879	}	4195	}
3880		4196
3881	# load additional modules	4197	# load additional modules
3882	use cf::pod;	4198	require "cf/$_.pm" for @EXTRA_MODULES;
		4199	cf::_connect_to_perl_2;
3883		4200
3884	END { cf::emergency_save }	4201	END { cf::emergency_save }
3885		4202
3886	1	4203	1
3887		4204

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