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Revision 1.435 by root, Thu May 29 03:33:20 2008 UTC vs.
Revision 1.551 by root, Sun May 16 13:48:07 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	#
…		…
1862	$base =~ s{[^/]+/?$}{};	1935	$base =~ s{[^/]+/?$}{};
1863	$path = "$base/$path";	1936	$path = "$base/$path";
1864	}	1937	}
1865		1938
1866	for ($path) {	1939	for ($path) {
1867	redo if s{//}{/};
1868	redo if s{/\.?/}{/};	1940	redo if s{/\.?/}{/};
1869	redo if s{/[^/]+/\.\./}{/};	1941	redo if s{/[^/]+/\.\./}{/};
1870	}	1942	}
1871		1943
1872	$path	1944	$path
…		…
1886	$self->init; # pass $1 etc.	1958	$self->init; # pass $1 etc.
1887	return $self;	1959	return $self;
1888	}	1960	}
1889	}	1961	}
1890		1962
1891	Carp::cluck "unable to resolve path '$path' (base '$base').";	1963	Carp::cluck "unable to resolve path '$path' (base '$base')";
1892	()	1964	()
1893	}	1965	}
1894		1966
1895	sub init {	1967	sub init {
1896	my ($self) = @_;	1968	my ($self) = @_;
…		…
1928	sub uniq_path {	2000	sub uniq_path {
1929	my ($self) = @_;	2001	my ($self) = @_;
1930		2002
1931	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	2003	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1932	"$UNIQUEDIR/$path"	2004	"$UNIQUEDIR/$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 $_->outdoor, values %cf::MAP;
1942	}	2005	}
1943		2006
1944	sub decay_objects {	2007	sub decay_objects {
1945	my ($self) = @_;	2008	my ($self) = @_;
1946		2009
…		…
2028		2091
2029	sub find;	2092	sub find;
2030	sub find {	2093	sub find {
2031	my ($path, $origin) = @_;	2094	my ($path, $origin) = @_;
2032		2095
		2096	cf::cede_to_tick;
		2097
2033	$path = normalise $path, $origin && $origin->path;	2098	$path = normalise $path, $origin && $origin->path;
2034		2099
2035	cf::lock_wait "map_data:$path";#d#remove	2100	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
2036	cf::lock_wait "map_find:$path";	2101	my $guard2 = cf::lock_acquire "map_find:$path";
2037		2102
2038	$cf::MAP{$path} || do {	2103	$cf::MAP{$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	2104	my $map = new_from_path cf::map $path
2043	or return;	2105	or return;
2044		2106
2045	$map->{last_save} = $cf::RUNTIME;	2107	$map->{last_save} = $cf::RUNTIME;
2046		2108
…		…
2058		2120
2059	$cf::MAP{$path} = $map	2121	$cf::MAP{$path} = $map
2060	}	2122	}
2061	}	2123	}
2062		2124
2063	sub pre_load { }	2125	sub pre_load { }
2064	sub post_load { }	2126	#sub post_load { } # XS
2065		2127
2066	sub load {	2128	sub load {
2067	my ($self) = @_;	2129	my ($self) = @_;
2068		2130
2069	local $self->{deny_reset} = 1; # loading can take a long time	2131	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2086	my $f = new_from_file cf::object::thawer $self->{load_path};	2148	my $f = new_from_file cf::object::thawer $self->{load_path};
2087	$f->skip_block;	2149	$f->skip_block;
2088	$self->_load_objects ($f)	2150	$self->_load_objects ($f)
2089	or return;	2151	or return;
2090		2152
2091	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2153	$self->post_load_original
2092	if delete $self->{load_original};	2154	if delete $self->{load_original};
2093		2155
2094	if (my $uniq = $self->uniq_path) {	2156	if (my $uniq = $self->uniq_path) {
2095	utf8::encode $uniq;	2157	utf8::encode $uniq;
2096	unless (aio_stat $uniq) {	2158	unless (aio_stat $uniq) {
…		…
2114	unless ($self->{deny_activate}) {	2176	unless ($self->{deny_activate}) {
2115	$self->decay_objects;	2177	$self->decay_objects;
2116	$self->fix_auto_apply;	2178	$self->fix_auto_apply;
2117	$self->update_buttons;	2179	$self->update_buttons;
2118	cf::cede_to_tick;	2180	cf::cede_to_tick;
2119	$self->set_darkness_map;
2120	cf::cede_to_tick;
2121	$self->activate;	2181	$self->activate;
2122	}	2182	}
2123		2183
2124	$self->{last_save} = $cf::RUNTIME;	2184	$self->{last_save} = $cf::RUNTIME;
2125	$self->last_access ($cf::RUNTIME);	2185	$self->last_access ($cf::RUNTIME);
…		…
2128	}	2188	}
2129		2189
2130	$self->post_load;	2190	$self->post_load;
2131	}	2191	}
2132		2192
		2193	# customize the map for a given player, i.e.
		2194	# return the _real_ map. used by e.g. per-player
		2195	# maps to change the path to ~playername/mappath
2133	sub customise_for {	2196	sub customise_for {
2134	my ($self, $ob) = @_;	2197	my ($self, $ob) = @_;
2135		2198
2136	return find "~" . $ob->name . "/" . $self->{path}	2199	return find "~" . $ob->name . "/" . $self->{path}
2137	if $self->per_player;	2200	if $self->per_player;
…		…
2153	or next;	2216	or next;
2154	$neigh = find $neigh, $map	2217	$neigh = find $neigh, $map
2155	or next;	2218	or next;
2156	$neigh->load;	2219	$neigh->load;
2157		2220
		2221	# now find the diagonal neighbours
2158	push @neigh,	2222	push @neigh,
2159	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2223	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2160	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2224	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2161	}	2225	}
2162		2226
…		…
2169	}	2233	}
2170		2234
2171	sub find_sync {	2235	sub find_sync {
2172	my ($path, $origin) = @_;	2236	my ($path, $origin) = @_;
2173		2237
2174	cf::sync_job { find $path, $origin }	2238	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2239	if $Coro::current == $Coro::main;
		2240
		2241	find $path, $origin
2175	}	2242	}
2176		2243
2177	sub do_load_sync {	2244	sub do_load_sync {
2178	my ($map) = @_;	2245	my ($map) = @_;
2179		2246
2180	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2247	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2181	if $Coro::current == $Coro::main;	2248	if $Coro::current == $Coro::main;
2182		2249
2183	cf::sync_job { $map->load };	2250	$map->load;
2184	}	2251	}
2185		2252
2186	our %MAP_PREFETCH;	2253	our %MAP_PREFETCH;
2187	our $MAP_PREFETCHER = undef;	2254	our $MAP_PREFETCHER = undef;
2188		2255
…		…
2214	$MAP_PREFETCHER->prio (6);	2281	$MAP_PREFETCHER->prio (6);
2215		2282
2216	()	2283	()
2217	}	2284	}
2218		2285
		2286	# common code, used by both ->save and ->swapout
2219	sub save {	2287	sub _save {
2220	my ($self) = @_;	2288	my ($self) = @_;
2221
2222	my $lock = cf::lock_acquire "map_data:$self->{path}";
2223		2289
2224	$self->{last_save} = $cf::RUNTIME;	2290	$self->{last_save} = $cf::RUNTIME;
2225		2291
2226	return unless $self->dirty;	2292	return unless $self->dirty;
2227		2293
…		…
2247	} else {	2313	} else {
2248	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2314	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2249	}	2315	}
2250	}	2316	}
2251		2317
		2318	sub save {
		2319	my ($self) = @_;
		2320
		2321	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2322
		2323	$self->_save;
		2324	}
		2325
2252	sub swap_out {	2326	sub swap_out {
2253	my ($self) = @_;	2327	my ($self) = @_;
2254		2328
2255	# save first because save cedes
2256	$self->save;
2257
2258	my $lock = cf::lock_acquire "map_data:$self->{path}";	2329	my $lock = cf::lock_acquire "map_data:$self->{path}";
2259		2330
2260	return if $self->players;
2261	return if $self->in_memory != cf::MAP_ACTIVE;	2331	return if $self->in_memory != cf::MAP_ACTIVE;
2262	return if $self->{deny_save};	2332	return if $self->{deny_save};
		2333	return if $self->players;
2263		2334
		2335	# first deactivate the map and "unlink" it from the core
		2336	$self->deactivate;
		2337	$_->clear_links_to ($self) for values %cf::MAP;
2264	$self->in_memory (cf::MAP_SWAPPED);	2338	$self->in_memory (cf::MAP_SWAPPED);
		2339
		2340	# then atomically save
		2341	$self->_save;
		2342
		2343	# then free the map
		2344	$self->clear;
		2345	}
		2346
		2347	sub reset_at {
		2348	my ($self) = @_;
		2349
		2350	# TODO: safety, remove and allow resettable per-player maps
		2351	return 1e99 if $self->{deny_reset};
		2352
		2353	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2354	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2355
		2356	$time + $to
		2357	}
		2358
		2359	sub should_reset {
		2360	my ($self) = @_;
		2361
		2362	$self->reset_at <= $cf::RUNTIME
		2363	}
		2364
		2365	sub reset {
		2366	my ($self) = @_;
		2367
		2368	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2369
		2370	return if $self->players;
		2371
		2372	cf::trace "resetting map ", $self->path, "\n";
		2373
		2374	$self->in_memory (cf::MAP_SWAPPED);
		2375
		2376	# need to save uniques path
		2377	unless ($self->{deny_save}) {
		2378	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2379
		2380	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2381	if $uniq;
		2382	}
		2383
		2384	delete $cf::MAP{$self->path};
2265		2385
2266	$self->deactivate;	2386	$self->deactivate;
2267	$_->clear_links_to ($self) for values %cf::MAP;	2387	$_->clear_links_to ($self) for values %cf::MAP;
2268	$self->clear;	2388	$self->clear;
2269	}
2270
2271	sub reset_at {
2272	my ($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		2389
2314	$self->unlink_save;	2390	$self->unlink_save;
2315	$self->destroy;	2391	$self->destroy;
2316	}	2392	}
2317		2393
…		…
2325		2401
2326	delete $cf::MAP{$self->path};	2402	delete $cf::MAP{$self->path};
2327		2403
2328	$self->unlink_save;	2404	$self->unlink_save;
2329		2405
2330	bless $self, "cf::map";	2406	bless $self, "cf::map::wrap";
2331	delete $self->{deny_reset};	2407	delete $self->{deny_reset};
2332	$self->{deny_save} = 1;	2408	$self->{deny_save} = 1;
2333	$self->reset_timeout (1);	2409	$self->reset_timeout (1);
2334	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2410	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2335		2411
…		…
2392	: normalise $_	2468	: normalise $_
2393	} @{ aio_readdir $UNIQUEDIR or [] }	2469	} @{ aio_readdir $UNIQUEDIR or [] }
2394	]	2470	]
2395	}	2471	}
2396		2472
		2473	=item cf::map::static_maps
		2474
		2475	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2476	file in the shared directory excluding F</styles> and F</editor>). May
		2477	block.
		2478
		2479	=cut
		2480
		2481	sub static_maps() {
		2482	my @dirs = "";
		2483	my @maps;
		2484
		2485	while (@dirs) {
		2486	my $dir = shift @dirs;
		2487
		2488	next if $dir eq "/styles" || $dir eq "/editor";
		2489
		2490	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2491	or return;
		2492
		2493	for (@$files) {
		2494	s/\.map$// or next;
		2495	utf8::decode $_;
		2496	push @maps, "$dir/$_";
		2497	}
		2498
		2499	push @dirs, map "$dir/$_", @$dirs;
		2500	}
		2501
		2502	\@maps
		2503	}
		2504
2397	=back	2505	=back
2398		2506
2399	=head3 cf::object	2507	=head3 cf::object
2400		2508
2401	=cut	2509	=cut
…		…
2466		2574
2467	our $SAY_CHANNEL = {	2575	our $SAY_CHANNEL = {
2468	id => "say",	2576	id => "say",
2469	title => "Map",	2577	title => "Map",
2470	reply => "say ",	2578	reply => "say ",
2471	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",	2579	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2472	};	2580	};
2473		2581
2474	our $CHAT_CHANNEL = {	2582	our $CHAT_CHANNEL = {
2475	id => "chat",	2583	id => "chat",
2476	title => "Chat",	2584	title => "Chat",
…		…
2531		2639
2532	=item $player_object->enter_link	2640	=item $player_object->enter_link
2533		2641
2534	Freezes the player and moves him/her to a special map (C<{link}>).	2642	Freezes the player and moves him/her to a special map (C<{link}>).
2535		2643
2536	The player should be reasonably safe there for short amounts of time. You	2644	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.	2645	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2646	though, as the player cannot control the character while it is on the link
		2647	map.
2538		2648
2539	Will never block.	2649	Will never block.
2540		2650
2541	=item $player_object->leave_link ($map, $x, $y)	2651	=item $player_object->leave_link ($map, $x, $y)
2542		2652
…		…
2562	sub cf::object::player::enter_link {	2672	sub cf::object::player::enter_link {
2563	my ($self) = @_;	2673	my ($self) = @_;
2564		2674
2565	$self->deactivate_recursive;	2675	$self->deactivate_recursive;
2566		2676
		2677	++$self->{_link_recursion};
		2678
2567	return if UNIVERSAL::isa $self->map, "ext::map_link";	2679	return if UNIVERSAL::isa $self->map, "ext::map_link";
2568		2680
2569	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2681	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2570	if $self->map && $self->map->{path} ne "{link}";	2682	if $self->map && $self->map->{path} ne "{link}";
2571		2683
2572	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2684	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2573	}	2685	}
2574		2686
2575	sub cf::object::player::leave_link {	2687	sub cf::object::player::leave_link {
2576	my ($self, $map, $x, $y) = @_;	2688	my ($self, $map, $x, $y) = @_;
2577		2689
…		…
2594	($x, $y) = (-1, -1)	2706	($x, $y) = (-1, -1)
2595	unless (defined $x) && (defined $y);	2707	unless (defined $x) && (defined $y);
2596		2708
2597	# use -1 or undef as default coordinates, not 0, 0	2709	# use -1 or undef as default coordinates, not 0, 0
2598	($x, $y) = ($map->enter_x, $map->enter_y)	2710	($x, $y) = ($map->enter_x, $map->enter_y)
2599	if $x <=0 && $y <= 0;	2711	if $x <= 0 && $y <= 0;
2600		2712
2601	$map->load;	2713	$map->load;
2602	$map->load_neighbours;	2714	$map->load_neighbours;
2603		2715
2604	return unless $self->contr->active;	2716	return unless $self->contr->active;
2605	$self->activate_recursive;
2606		2717
2607	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2718	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2608	$self->enter_map ($map, $x, $y);	2719	if ($self->enter_map ($map, $x, $y)) {
2609	}	2720	# entering was successful
		2721	delete $self->{_link_recursion};
		2722	# only activate afterwards, to support waiting in hooks
		2723	$self->activate_recursive;
		2724	}
2610		2725
		2726	}
		2727
2611	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2728	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2612		2729
2613	Moves the player to the given map-path and coordinates by first freezing	2730	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	2731	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	2732	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	2733	the new (success) or old (failed) map position. In either case, $done will
2617	be called at the end of this process.	2734	be called at the end of this process.
2618		2735
		2736	Note that $check will be called with a potentially non-loaded map, so if
		2737	it needs a loaded map it has to call C<< ->load >>.
		2738
2619	=cut	2739	=cut
2620		2740
2621	our $GOTOGEN;	2741	our $GOTOGEN;
2622		2742
2623	sub cf::object::player::goto {	2743	sub cf::object::player::goto {
2624	my ($self, $path, $x, $y, $check, $done) = @_;	2744	my ($self, $path, $x, $y, $check, $done) = @_;
		2745
		2746	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2747	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2748	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2749	($path, $x, $y) = @$EMERGENCY_POSITION;
		2750	}
2625		2751
2626	# do generation counting so two concurrent goto's will be executed in-order	2752	# do generation counting so two concurrent goto's will be executed in-order
2627	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2753	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2628		2754
2629	$self->enter_link;	2755	$self->enter_link;
…		…
2653	my $map = eval {	2779	my $map = eval {
2654	my $map = defined $path ? cf::map::find $path : undef;	2780	my $map = defined $path ? cf::map::find $path : undef;
2655		2781
2656	if ($map) {	2782	if ($map) {
2657	$map = $map->customise_for ($self);	2783	$map = $map->customise_for ($self);
2658	$map = $check->($map) if $check && $map;	2784	$map = $check->($map, $x, $y, $self) if $check && $map;
2659	} else {	2785	} else {
2660	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2786	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2661	}	2787	}
2662		2788
2663	$map	2789	$map
…		…
2671	if ($gen == $self->{_goto_generation}) {	2797	if ($gen == $self->{_goto_generation}) {
2672	delete $self->{_goto_generation};	2798	delete $self->{_goto_generation};
2673	$self->leave_link ($map, $x, $y);	2799	$self->leave_link ($map, $x, $y);
2674	}	2800	}
2675		2801
2676	$done->() if $done;	2802	$done->($self) if $done;
2677	})->prio (1);	2803	})->prio (1);
2678	}	2804	}
2679		2805
2680	=item $player_object->enter_exit ($exit_object)	2806	=item $player_object->enter_exit ($exit_object)
2681		2807
…		…
2769	$self->contr->savebed ($map, $x, $y)	2895	$self->contr->savebed ($map, $x, $y)
2770	if $exit->flag (cf::FLAG_DAMNED);	2896	if $exit->flag (cf::FLAG_DAMNED);
2771		2897
2772	1	2898	1
2773	}) {	2899	}) {
2774	$self->message ("Something went wrong deep within the crossfire server. "	2900	$self->message ("Something went wrong deep within the deliantra server. "
2775	. "I'll try to bring you back to the map you were before. "	2901	. "I'll try to bring you back to the map you were before. "
2776	. "Please report this to the dungeon master!",	2902	. "Please report this to the dungeon master!",
2777	cf::NDI_UNIQUE | cf::NDI_RED);	2903	cf::NDI_UNIQUE | cf::NDI_RED);
2778		2904
2779	warn "ERROR in enter_exit: $@";	2905	error "ERROR in enter_exit: $@";
2780	$self->leave_link;	2906	$self->leave_link;
2781	}	2907	}
2782	})->prio (1);	2908	})->prio (1);
2783	}	2909	}
2784		2910
…		…
2796	sub cf::client::send_drawinfo {	2922	sub cf::client::send_drawinfo {
2797	my ($self, $text, $flags) = @_;	2923	my ($self, $text, $flags) = @_;
2798		2924
2799	utf8::encode $text;	2925	utf8::encode $text;
2800	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2926	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2927	}
		2928
		2929	=item $client->send_big_packet ($pkt)
		2930
		2931	Like C<send_packet>, but tries to compress large packets, and fragments
		2932	them as required.
		2933
		2934	=cut
		2935
		2936	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2937
		2938	sub cf::client::send_big_packet {
		2939	my ($self, $pkt) = @_;
		2940
		2941	# try lzf for large packets
		2942	$pkt = "lzf " . Compress::LZF::compress $pkt
		2943	if 1024 <= length $pkt and $self->{can_lzf};
		2944
		2945	# split very large packets
		2946	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2947	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2948	$pkt = "frag";
		2949	}
		2950
		2951	$self->send_packet ($pkt);
2801	}	2952	}
2802		2953
2803	=item $client->send_msg ($channel, $msg, $color, [extra...])	2954	=item $client->send_msg ($channel, $msg, $color, [extra...])
2804		2955
2805	Send a drawinfo or msg packet to the client, formatting the msg for the	2956	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2809		2960
2810	=cut	2961	=cut
2811		2962
2812	# non-persistent channels (usually the info channel)	2963	# non-persistent channels (usually the info channel)
2813	our %CHANNEL = (	2964	our %CHANNEL = (
		2965	"c/motd" => {
		2966	id => "infobox",
		2967	title => "MOTD",
		2968	reply => undef,
		2969	tooltip => "The message of the day",
		2970	},
2814	"c/identify" => {	2971	"c/identify" => {
2815	id => "infobox",	2972	id => "infobox",
2816	title => "Identify",	2973	title => "Identify",
2817	reply => undef,	2974	reply => undef,
2818	tooltip => "Items recently identified",	2975	tooltip => "Items recently identified",
…		…
2820	"c/examine" => {	2977	"c/examine" => {
2821	id => "infobox",	2978	id => "infobox",
2822	title => "Examine",	2979	title => "Examine",
2823	reply => undef,	2980	reply => undef,
2824	tooltip => "Signs and other items you examined",	2981	tooltip => "Signs and other items you examined",
		2982	},
		2983	"c/shopinfo" => {
		2984	id => "infobox",
		2985	title => "Shop Info",
		2986	reply => undef,
		2987	tooltip => "What your bargaining skill tells you about the shop",
2825	},	2988	},
2826	"c/book" => {	2989	"c/book" => {
2827	id => "infobox",	2990	id => "infobox",
2828	title => "Book",	2991	title => "Book",
2829	reply => undef,	2992	reply => undef,
…		…
2845	id => "infobox",	3008	id => "infobox",
2846	title => "Body Parts",	3009	title => "Body Parts",
2847	reply => undef,	3010	reply => undef,
2848	tooltip => "Shows which body parts you posess and are available",	3011	tooltip => "Shows which body parts you posess and are available",
2849	},	3012	},
		3013	"c/statistics" => {
		3014	id => "infobox",
		3015	title => "Statistics",
		3016	reply => undef,
		3017	tooltip => "Shows your primary statistics",
		3018	},
		3019	"c/skills" => {
		3020	id => "infobox",
		3021	title => "Skills",
		3022	reply => undef,
		3023	tooltip => "Shows your experience per skill and item power",
		3024	},
		3025	"c/shopitems" => {
		3026	id => "infobox",
		3027	title => "Shop Items",
		3028	reply => undef,
		3029	tooltip => "Shows the items currently for sale in this shop",
		3030	},
		3031	"c/resistances" => {
		3032	id => "infobox",
		3033	title => "Resistances",
		3034	reply => undef,
		3035	tooltip => "Shows your resistances",
		3036	},
		3037	"c/pets" => {
		3038	id => "infobox",
		3039	title => "Pets",
		3040	reply => undef,
		3041	tooltip => "Shows information abotu your pets/a specific pet",
		3042	},
		3043	"c/perceiveself" => {
		3044	id => "infobox",
		3045	title => "Perceive Self",
		3046	reply => undef,
		3047	tooltip => "You gained detailed knowledge about yourself",
		3048	},
2850	"c/uptime" => {	3049	"c/uptime" => {
2851	id => "infobox",	3050	id => "infobox",
2852	title => "Uptime",	3051	title => "Uptime",
2853	reply => undef,	3052	reply => undef,
2854	tooltip => "How long the server has been running since last restart",	3053	tooltip => "How long the server has been running since last restart",
…		…
2863	id => "party",	3062	id => "party",
2864	title => "Party",	3063	title => "Party",
2865	reply => "gsay ",	3064	reply => "gsay ",
2866	tooltip => "Messages and chat related to your party",	3065	tooltip => "Messages and chat related to your party",
2867	},	3066	},
		3067	"c/death" => {
		3068	id => "death",
		3069	title => "Death",
		3070	reply => undef,
		3071	tooltip => "Reason for and more info about your most recent death",
		3072	},
		3073	"c/say" => $SAY_CHANNEL,
		3074	"c/chat" => $CHAT_CHANNEL,
2868	);	3075	);
2869		3076
2870	sub cf::client::send_msg {	3077	sub cf::client::send_msg {
2871	my ($self, $channel, $msg, $color, @extra) = @_;	3078	my ($self, $channel, $msg, $color, @extra) = @_;
2872		3079
2873	$msg = $self->pl->expand_cfpod ($msg);	3080	$msg = $self->pl->expand_cfpod ($msg)
		3081	unless $color & cf::NDI_VERBATIM;
2874		3082
2875	$color &= cf::NDI_CLIENT_MASK; # just in case...	3083	$color &= cf::NDI_CLIENT_MASK; # just in case...
2876		3084
2877	# check predefined channels, for the benefit of C	3085	# check predefined channels, for the benefit of C
2878	if ($CHANNEL{$channel}) {	3086	if ($CHANNEL{$channel}) {
2879	$channel = $CHANNEL{$channel};	3087	$channel = $CHANNEL{$channel};
2880		3088
2881	$self->ext_msg (channel_info => $channel)	3089	$self->ext_msg (channel_info => $channel);
2882	if $self->can_msg;
2883
2884	$channel = $channel->{id};	3090	$channel = $channel->{id};
2885		3091
2886	} elsif (ref $channel) {	3092	} elsif (ref $channel) {
2887	# send meta info to client, if not yet sent	3093	# send meta info to client, if not yet sent
2888	unless (exists $self->{channel}{$channel->{id}}) {	3094	unless (exists $self->{channel}{$channel->{id}}) {
2889	$self->{channel}{$channel->{id}} = $channel;	3095	$self->{channel}{$channel->{id}} = $channel;
2890	$self->ext_msg (channel_info => $channel)	3096	$self->ext_msg (channel_info => $channel);
2891	if $self->can_msg;
2892	}	3097	}
2893		3098
2894	$channel = $channel->{id};	3099	$channel = $channel->{id};
2895	}	3100	}
2896		3101
2897	return unless @extra || length $msg;	3102	return unless @extra || length $msg;
2898		3103
2899	if ($self->can_msg) {
2900	# default colour, mask it out	3104	# default colour, mask it out
2901	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3105	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2902	if $color & cf::NDI_DEF;	3106	if $color & cf::NDI_DEF;
2903		3107
2904	$self->send_packet ("msg " . $self->{json_coder}->encode (	3108	my $pkt = "msg "
		3109	. $self->{json_coder}->encode (
2905	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3110	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2906	} else {	3111	);
2907	if ($color >= 0) {
2908	# replace some tags by gcfclient-compatible ones
2909	for ($msg) {
2910	1 while
2911	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2912	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2913	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2914	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2915	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2916	}
2917		3112
2918	$color &= cf::NDI_COLOR_MASK;	3113	$self->send_big_packet ($pkt);
2919
2920	utf8::encode $msg;
2921
2922	if (0 && $msg =~ /\[/) {
2923	# COMMAND/INFO
2924	$self->send_packet ("drawextinfo $color 10 8 $msg")
2925	} else {
2926	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2927	$self->send_packet ("drawinfo $color $msg")
2928	}
2929	}
2930	}
2931	}	3114	}
2932		3115
2933	=item $client->ext_msg ($type, @msg)	3116	=item $client->ext_msg ($type, @msg)
2934		3117
2935	Sends an ext event to the client.	3118	Sends an ext event to the client.
…		…
2938		3121
2939	sub cf::client::ext_msg($$@) {	3122	sub cf::client::ext_msg($$@) {
2940	my ($self, $type, @msg) = @_;	3123	my ($self, $type, @msg) = @_;
2941		3124
2942	if ($self->extcmd == 2) {	3125	if ($self->extcmd == 2) {
2943	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3126	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2944	} elsif ($self->extcmd == 1) { # TODO: remove	3127	} elsif ($self->extcmd == 1) { # TODO: remove
2945	push @msg, msgtype => "event_$type";	3128	push @msg, msgtype => "event_$type";
2946	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3129	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2947	}	3130	}
2948	}	3131	}
2949		3132
2950	=item $client->ext_reply ($msgid, @msg)	3133	=item $client->ext_reply ($msgid, @msg)
2951		3134
…		…
2955		3138
2956	sub cf::client::ext_reply($$@) {	3139	sub cf::client::ext_reply($$@) {
2957	my ($self, $id, @msg) = @_;	3140	my ($self, $id, @msg) = @_;
2958		3141
2959	if ($self->extcmd == 2) {	3142	if ($self->extcmd == 2) {
2960	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3143	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2961	} elsif ($self->extcmd == 1) {	3144	} elsif ($self->extcmd == 1) {
2962	#TODO: version 1, remove	3145	#TODO: version 1, remove
2963	unshift @msg, msgtype => "reply", msgid => $id;	3146	unshift @msg, msgtype => "reply", msgid => $id;
2964	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3147	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2965	}	3148	}
2966	}	3149	}
2967		3150
2968	=item $success = $client->query ($flags, "text", \&cb)	3151	=item $success = $client->query ($flags, "text", \&cb)
2969		3152
…		…
3040		3223
3041	$ns->ext_reply ($reply, @reply)	3224	$ns->ext_reply ($reply, @reply)
3042	if $reply;	3225	if $reply;
3043		3226
3044	} else {	3227	} else {
3045	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3228	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3046	}	3229	}
3047		3230
3048	cf::override;	3231	cf::override;
3049	},	3232	},
3050	);	3233	);
…		…
3070		3253
3071	$coro	3254	$coro
3072	}	3255	}
3073		3256
3074	cf::client->attach (	3257	cf::client->attach (
3075	on_destroy => sub {	3258	on_client_destroy => sub {
3076	my ($ns) = @_;	3259	my ($ns) = @_;
3077		3260
3078	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3261	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3079	},	3262	},
3080	);	3263	);
…		…
3096	our $safe_hole = new Safe::Hole;	3279	our $safe_hole = new Safe::Hole;
3097		3280
3098	$SIG{FPE} = 'IGNORE';	3281	$SIG{FPE} = 'IGNORE';
3099		3282
3100	$safe->permit_only (Opcode::opset qw(	3283	$safe->permit_only (Opcode::opset qw(
3101	:base_core :base_mem :base_orig :base_math	3284	:base_core :base_mem :base_orig :base_math :base_loop
3102	grepstart grepwhile mapstart mapwhile	3285	grepstart grepwhile mapstart mapwhile
3103	sort time	3286	sort time
3104	));	3287	));
3105		3288
3106	# here we export the classes and methods available to script code	3289	# here we export the classes and methods available to script code
…		…
3110	The following functions and methods are available within a safe environment:	3293	The following functions and methods are available within a safe environment:
3111		3294
3112	cf::object	3295	cf::object
3113	contr pay_amount pay_player map x y force_find force_add destroy	3296	contr pay_amount pay_player map x y force_find force_add destroy
3114	insert remove name archname title slaying race decrease split	3297	insert remove name archname title slaying race decrease split
		3298	value
3115		3299
3116	cf::object::player	3300	cf::object::player
3117	player	3301	player
3118		3302
3119	cf::player	3303	cf::player
…		…
3125	=cut	3309	=cut
3126		3310
3127	for (	3311	for (
3128	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3312	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3129	insert remove inv nrof name archname title slaying race	3313	insert remove inv nrof name archname title slaying race
3130	decrease split destroy)],	3314	decrease split destroy change_exp value msg lore send_msg)],
3131	["cf::object::player" => qw(player)],	3315	["cf::object::player" => qw(player)],
3132	["cf::player" => qw(peaceful)],	3316	["cf::player" => qw(peaceful send_msg)],
3133	["cf::map" => qw(trigger)],	3317	["cf::map" => qw(trigger)],
3134	) {	3318	) {
3135	no strict 'refs';
3136	my ($pkg, @funs) = @$_;	3319	my ($pkg, @funs) = @$_;
3137	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3320	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3138	for @funs;	3321	for @funs;
3139	}	3322	}
3140		3323
…		…
3155		3338
3156	my $qcode = $code;	3339	my $qcode = $code;
3157	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3340	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3158	$qcode =~ s/\n/\\n/g;	3341	$qcode =~ s/\n/\\n/g;
3159		3342
		3343	%vars = (_dummy => 0) unless %vars;
		3344
		3345	my @res;
3160	local $_;	3346	local $_;
3161	local @safe::cf::_safe_eval_args = values %vars;
3162		3347
3163	my $eval =	3348	my $eval =
3164	"do {\n"	3349	"do {\n"
3165	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3350	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3166	. "#line 0 \"{$qcode}\"\n"	3351	. "#line 0 \"{$qcode}\"\n"
3167	. $code	3352	. $code
3168	. "\n}"	3353	. "\n}"
3169	;	3354	;
3170		3355
		3356	if ($CFG{safe_eval}) {
3171	sub_generation_inc;	3357	sub_generation_inc;
		3358	local @safe::cf::_safe_eval_args = values %vars;
3172	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3359	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3173	sub_generation_inc;	3360	sub_generation_inc;
		3361	} else {
		3362	local @cf::_safe_eval_args = values %vars;
		3363	@res = wantarray ? eval eval : scalar eval $eval;
		3364	}
3174		3365
3175	if ($@) {	3366	if ($@) {
3176	warn "$@";	3367	warn "$@",
3177	warn "while executing safe code '$code'\n";	3368	"while executing safe code '$code'\n",
3178	warn "with arguments " . (join " ", %vars) . "\n";	3369	"with arguments " . (join " ", %vars) . "\n";
3179	}	3370	}
3180		3371
3181	wantarray ? @res : $res[0]	3372	wantarray ? @res : $res[0]
3182	}	3373	}
3183		3374
…		…
3197	=cut	3388	=cut
3198		3389
3199	sub register_script_function {	3390	sub register_script_function {
3200	my ($fun, $cb) = @_;	3391	my ($fun, $cb) = @_;
3201		3392
3202	no strict 'refs';	3393	$fun = "safe::$fun" if $CFG{safe_eval};
3203	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3394	*$fun = $safe_hole->wrap ($cb);
3204	}	3395	}
3205		3396
3206	=back	3397	=back
3207		3398
3208	=cut	3399	=cut
…		…
3217	# for this (global event?)	3408	# for this (global event?)
3218	%ext::player_env::MUSIC_FACE_CACHE = ();	3409	%ext::player_env::MUSIC_FACE_CACHE = ();
3219		3410
3220	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3411	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3221		3412
3222	warn "loading facedata from $path\n";	3413	trace "loading facedata from $path\n";
3223		3414
3224	my $facedata;
3225	0 < aio_load $path, $facedata	3415	0 < aio_load $path, my $facedata
3226	or die "$path: $!";	3416	or die "$path: $!";
3227		3417
3228	$facedata = Coro::Storable::thaw $facedata;	3418	$facedata = Coro::Storable::thaw $facedata;
3229		3419
3230	$facedata->{version} == 2	3420	$facedata->{version} == 2
3231	or cf::cleanup "$path: version mismatch, cannot proceed.";	3421	or cf::cleanup "$path: version mismatch, cannot proceed.";
3232		3422
3233	# patch in the exptable	3423	# patch in the exptable
		3424	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3234	$facedata->{resource}{"res/exp_table"} = {	3425	$facedata->{resource}{"res/exp_table"} = {
3235	type => FT_RSRC,	3426	type => FT_RSRC,
3236	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3427	data => $exp_table,
		3428	hash => (Digest::MD5::md5 $exp_table),
3237	};	3429	};
3238	cf::cede_to_tick;	3430	cf::cede_to_tick;
3239		3431
3240	{	3432	{
3241	my $faces = $facedata->{faceinfo};	3433	my $faces = $facedata->{faceinfo};
…		…
3243	while (my ($face, $info) = each %$faces) {	3435	while (my ($face, $info) = each %$faces) {
3244	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3436	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3245		3437
3246	cf::face::set_visibility $idx, $info->{visibility};	3438	cf::face::set_visibility $idx, $info->{visibility};
3247	cf::face::set_magicmap $idx, $info->{magicmap};	3439	cf::face::set_magicmap $idx, $info->{magicmap};
3248	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3440	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3249	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3441	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3250		3442
3251	cf::cede_to_tick;	3443	cf::cede_to_tick;
3252	}	3444	}
3253		3445
3254	while (my ($face, $info) = each %$faces) {	3446	while (my ($face, $info) = each %$faces) {
…		…
3259		3451
3260	if (my $smooth = cf::face::find $info->{smooth}) {	3452	if (my $smooth = cf::face::find $info->{smooth}) {
3261	cf::face::set_smooth $idx, $smooth;	3453	cf::face::set_smooth $idx, $smooth;
3262	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3454	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3263	} else {	3455	} else {
3264	warn "smooth face '$info->{smooth}' not found for face '$face'";	3456	error "smooth face '$info->{smooth}' not found for face '$face'";
3265	}	3457	}
3266		3458
3267	cf::cede_to_tick;	3459	cf::cede_to_tick;
3268	}	3460	}
3269	}	3461	}
…		…
3278		3470
3279	cf::anim::invalidate_all; # d'oh	3471	cf::anim::invalidate_all; # d'oh
3280	}	3472	}
3281		3473
3282	{	3474	{
3283	# TODO: for gcfclient pleasure, we should give resources
3284	# that gcfclient doesn't grok a >10000 face index.
3285	my $res = $facedata->{resource};	3475	my $res = $facedata->{resource};
3286		3476
3287	while (my ($name, $info) = each %$res) {	3477	while (my ($name, $info) = each %$res) {
3288	if (defined $info->{type}) {	3478	if (defined $info->{type}) {
3289	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3479	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3290	my $data;
3291		3480
3292	if ($info->{type} & 1) {	3481	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3293	# prepend meta info
3294
3295	my $meta = $enc->encode ({
3296	name => $name,
3297	%{ $info->{meta} || {} },
3298	});
3299
3300	$data = pack "(w/a*)*", $meta, $info->{data};
3301	} else {
3302	$data = $info->{data};
3303	}
3304
3305	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3306	cf::face::set_type $idx, $info->{type};	3482	cf::face::set_type $idx, $info->{type};
3307	} else {	3483	} else {
3308	$RESOURCE{$name} = $info;	3484	$RESOURCE{$name} = $info; # unused
3309	}	3485	}
3310		3486
3311	cf::cede_to_tick;	3487	cf::cede_to_tick;
3312	}	3488	}
3313	}	3489	}
3314		3490
3315	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3491	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3316		3492
3317	1	3493	1
3318	}	3494	}
3319
3320	cf::global->attach (on_resource_update => sub {
3321	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3322	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3323
3324	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3325	my $sound = $soundconf->{compat}[$_]
3326	or next;
3327
3328	my $face = cf::face::find "sound/$sound->[1]";
3329	cf::sound::set $sound->[0] => $face;
3330	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3331	}
3332
3333	while (my ($k, $v) = each %{$soundconf->{event}}) {
3334	my $face = cf::face::find "sound/$v";
3335	cf::sound::set $k => $face;
3336	}
3337	}
3338	});
3339		3495
3340	register_exticmd fx_want => sub {	3496	register_exticmd fx_want => sub {
3341	my ($ns, $want) = @_;	3497	my ($ns, $want) = @_;
3342		3498
3343	while (my ($k, $v) = each %$want) {	3499	while (my ($k, $v) = each %$want) {
…		…
3382	sub reload_treasures {	3538	sub reload_treasures {
3383	load_resource_file "$DATADIR/treasures"	3539	load_resource_file "$DATADIR/treasures"
3384	or die "unable to load treasurelists\n";	3540	or die "unable to load treasurelists\n";
3385	}	3541	}
3386		3542
		3543	sub reload_sound {
		3544	trace "loading sound config from $DATADIR/sound\n";
		3545
		3546	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3547	or die "$DATADIR/sound $!";
		3548
		3549	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3550
		3551	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3552	my $sound = $soundconf->{compat}[$_]
		3553	or next;
		3554
		3555	my $face = cf::face::find "sound/$sound->[1]";
		3556	cf::sound::set $sound->[0] => $face;
		3557	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3558	}
		3559
		3560	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3561	my $face = cf::face::find "sound/$v";
		3562	cf::sound::set $k => $face;
		3563	}
		3564	}
		3565
3387	sub reload_resources {	3566	sub reload_resources {
3388	warn "reloading resource files...\n";	3567	trace "reloading resource files...\n";
3389		3568
		3569	reload_exp_table;
		3570	reload_materials;
3390	reload_facedata;	3571	reload_facedata;
		3572	reload_sound;
3391	reload_archetypes;	3573	reload_archetypes;
3392	reload_regions;	3574	reload_regions;
3393	reload_treasures;	3575	reload_treasures;
3394		3576
3395	warn "finished reloading resource files\n";	3577	trace "finished reloading resource files\n";
3396	}
3397
3398	sub init {
3399	my $guard = freeze_mainloop;
3400
3401	evthread_start IO::AIO::poll_fileno;
3402
3403	reload_resources;
3404	}	3578	}
3405		3579
3406	sub reload_config {	3580	sub reload_config {
3407	open my $fh, "<:utf8", "$CONFDIR/config"	3581	trace "reloading config file...\n";
3408	or return;
3409		3582
3410	local $/;	3583	0 < aio_load "$CONFDIR/config", my $config
3411	*CFG = YAML::Load <$fh>;	3584	or die "$CONFDIR/config: $!";
3412		3585
		3586	utf8::decode $config;
		3587	*CFG = yaml_load $config;
		3588
3413	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3589	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3414		3590
3415	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3591	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3416	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3592	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3417		3593
3418	if (exists $CFG{mlockall}) {	3594	if (exists $CFG{mlockall}) {
…		…
3422	};	3598	};
3423	warn $@ if $@;	3599	warn $@ if $@;
3424	}	3600	}
3425	}	3601	}
3426		3602
		3603	sub pidfile() {
		3604	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3605	or die "$PIDFILE: $!";
		3606	flock $fh, &Fcntl::LOCK_EX
		3607	or die "$PIDFILE: flock: $!";
		3608	$fh
		3609	}
		3610
		3611	# make sure only one server instance is running at any one time
		3612	sub atomic {
		3613	my $fh = pidfile;
		3614
		3615	my $pid = <$fh>;
		3616	kill 9, $pid if $pid > 0;
		3617
		3618	seek $fh, 0, 0;
		3619	print $fh $$;
		3620	}
		3621
		3622	sub main_loop {
		3623	trace "EV::loop starting\n";
		3624	if (1) {
		3625	EV::loop;
		3626	}
		3627	trace "EV::loop returned\n";
		3628	goto &main_loop unless $REALLY_UNLOOP;
		3629	}
		3630
3427	sub main {	3631	sub main {
		3632	cf::init_globals; # initialise logging
		3633
		3634	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3635	LOG llevInfo, "Copyright (C) 2005-2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3636	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3637	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3638
		3639	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3640
3428	# we must not ever block the main coroutine	3641	# we must not ever block the main coroutine
3429	local $Coro::idle = sub {	3642	local $Coro::idle = sub {
3430	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3643	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3431	(async {	3644	(async {
3432	$Coro::current->{desc} = "IDLE BUG HANDLER";	3645	$Coro::current->{desc} = "IDLE BUG HANDLER";
3433	EV::loop EV::LOOP_ONESHOT;	3646	EV::loop EV::LOOP_ONESHOT;
3434	})->prio (Coro::PRIO_MAX);	3647	})->prio (Coro::PRIO_MAX);
3435	};	3648	};
3436		3649
3437	{	3650	evthread_start IO::AIO::poll_fileno;
3438	my $guard = freeze_mainloop;	3651
		3652	cf::sync_job {
		3653	cf::incloader::init ();
		3654
		3655	cf::init_anim;
		3656	cf::init_attackmess;
		3657	cf::init_dynamic;
		3658
		3659	cf::load_settings;
		3660
		3661	reload_resources;
3439	reload_config;	3662	reload_config;
3440	db_init;	3663	db_init;
		3664
		3665	cf::init_uuid;
		3666	cf::init_signals;
		3667	cf::init_skills;
		3668
		3669	cf::init_beforeplay;
		3670
		3671	atomic;
		3672
3441	load_extensions;	3673	load_extensions;
3442		3674
3443	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3675	utime time, time, $RUNTIMEFILE;
		3676
		3677	# no (long-running) fork's whatsoever before this point(!)
		3678	use POSIX ();
		3679	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3680
		3681	cf::_post_init 0;
3444	}	3682	};
3445		3683
3446	EV::loop;	3684	cf::object::thawer::errors_are_fatal 0;
		3685	info "parse errors in files are no longer fatal from this point on.\n";
		3686
		3687	my $free_main; $free_main = EV::idle sub {
		3688	undef $free_main;
		3689	undef &main; # free gobs of memory :)
		3690	};
		3691
		3692	goto &main_loop;
3447	}	3693	}
3448		3694
3449	#############################################################################	3695	#############################################################################
3450	# initialisation and cleanup	3696	# initialisation and cleanup
3451		3697
3452	# install some emergency cleanup handlers	3698	# install some emergency cleanup handlers
3453	BEGIN {	3699	BEGIN {
3454	our %SIGWATCHER = ();	3700	our %SIGWATCHER = ();
3455	for my $signal (qw(INT HUP TERM)) {	3701	for my $signal (qw(INT HUP TERM)) {
3456	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3702	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3457	cf::cleanup "SIG$signal";	3703	cf::cleanup "SIG$signal";
3458	};	3704	};
3459	}	3705	}
3460	}	3706	}
3461		3707
3462	sub write_runtime_sync {	3708	sub write_runtime_sync {
3463	my $runtime = "$LOCALDIR/runtime";	3709	my $t0 = AE::time;
3464		3710
3465	# first touch the runtime file to show we are still running:	3711	# first touch the runtime file to show we are still running:
3466	# the fsync below can take a very very long time.	3712	# the fsync below can take a very very long time.
3467		3713
3468	IO::AIO::aio_utime $runtime, undef, undef;	3714	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3469		3715
3470	my $guard = cf::lock_acquire "write_runtime";	3716	my $guard = cf::lock_acquire "write_runtime";
3471		3717
3472	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3718	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3473	or return;	3719	or return;
3474		3720
3475	my $value = $cf::RUNTIME + 90 + 10;	3721	my $value = $cf::RUNTIME + 90 + 10;
3476	# 10 is the runtime save interval, for a monotonic clock	3722	# 10 is the runtime save interval, for a monotonic clock
3477	# 60 allows for the watchdog to kill the server.	3723	# 60 allows for the watchdog to kill the server.
…		…
3487	aio_utime $fh, undef, undef;	3733	aio_utime $fh, undef, undef;
3488		3734
3489	close $fh	3735	close $fh
3490	or return;	3736	or return;
3491		3737
3492	aio_rename "$runtime~", $runtime	3738	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3493	and return;	3739	and return;
3494		3740
3495	warn "runtime file written.\n";	3741	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3496		3742
3497	1	3743	1
3498	}	3744	}
3499		3745
3500	our $uuid_lock;	3746	our $uuid_lock;
…		…
3509	my $uuid = "$LOCALDIR/uuid";	3755	my $uuid = "$LOCALDIR/uuid";
3510		3756
3511	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3757	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3512	or return;	3758	or return;
3513		3759
3514	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	3760	my $value = uuid_seq uuid_cur;
		3761
		3762	unless ($value) {
		3763	info "cowardly refusing to write zero uuid value!\n";
		3764	return;
		3765	}
		3766
		3767	my $value = uuid_str $value + $uuid_skip;
3515	$uuid_skip = 0;	3768	$uuid_skip = 0;
3516		3769
3517	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3770	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3518	and return;	3771	and return;
3519		3772
…		…
3525	or return;	3778	or return;
3526		3779
3527	aio_rename "$uuid~", $uuid	3780	aio_rename "$uuid~", $uuid
3528	and return;	3781	and return;
3529		3782
3530	warn "uuid file written ($value).\n";	3783	trace "uuid file written ($value).\n";
3531		3784
3532	1	3785	1
3533		3786
3534	}	3787	}
3535		3788
…		…
3541	}	3794	}
3542		3795
3543	sub emergency_save() {	3796	sub emergency_save() {
3544	my $freeze_guard = cf::freeze_mainloop;	3797	my $freeze_guard = cf::freeze_mainloop;
3545		3798
3546	warn "enter emergency perl save\n";	3799	info "emergency_perl_save: enter\n";
		3800
		3801	# this is a trade-off: we want to be very quick here, so
		3802	# save all maps without fsync, and later call a global sync
		3803	# (which in turn might be very very slow)
		3804	local $USE_FSYNC = 0;
3547		3805
3548	cf::sync_job {	3806	cf::sync_job {
		3807	cf::write_runtime_sync; # external watchdog should not bark
		3808
3549	# use a peculiar iteration method to avoid tripping on perl	3809	# use a peculiar iteration method to avoid tripping on perl
3550	# refcount bugs in for. also avoids problems with players	3810	# refcount bugs in for. also avoids problems with players
3551	# and maps saved/destroyed asynchronously.	3811	# and maps saved/destroyed asynchronously.
3552	warn "begin emergency player save\n";	3812	info "emergency_perl_save: begin player save\n";
3553	for my $login (keys %cf::PLAYER) {	3813	for my $login (keys %cf::PLAYER) {
3554	my $pl = $cf::PLAYER{$login} or next;	3814	my $pl = $cf::PLAYER{$login} or next;
3555	$pl->valid or next;	3815	$pl->valid or next;
3556	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3816	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3557	$pl->save;	3817	$pl->save;
3558	}	3818	}
3559	warn "end emergency player save\n";	3819	info "emergency_perl_save: end player save\n";
3560		3820
3561	warn "begin emergency map save\n";	3821	cf::write_runtime_sync; # external watchdog should not bark
		3822
		3823	info "emergency_perl_save: begin map save\n";
3562	for my $path (keys %cf::MAP) {	3824	for my $path (keys %cf::MAP) {
3563	my $map = $cf::MAP{$path} or next;	3825	my $map = $cf::MAP{$path} or next;
3564	$map->valid or next;	3826	$map->valid or next;
3565	$map->save;	3827	$map->save;
3566	}	3828	}
3567	warn "end emergency map save\n";	3829	info "emergency_perl_save: end map save\n";
3568		3830
3569	warn "begin emergency database checkpoint\n";	3831	cf::write_runtime_sync; # external watchdog should not bark
		3832
		3833	info "emergency_perl_save: begin database checkpoint\n";
3570	BDB::db_env_txn_checkpoint $DB_ENV;	3834	BDB::db_env_txn_checkpoint $DB_ENV;
3571	warn "end emergency database checkpoint\n";	3835	info "emergency_perl_save: end database checkpoint\n";
3572		3836
3573	warn "begin write uuid\n";	3837	info "emergency_perl_save: begin write uuid\n";
3574	write_uuid_sync 1;	3838	write_uuid_sync 1;
3575	warn "end write uuid\n";	3839	info "emergency_perl_save: end write uuid\n";
		3840
		3841	cf::write_runtime_sync; # external watchdog should not bark
		3842
		3843	trace "emergency_perl_save: syncing database to disk";
		3844	BDB::db_env_txn_checkpoint $DB_ENV;
		3845
		3846	info "emergency_perl_save: starting sync\n";
		3847	IO::AIO::aio_sync sub {
		3848	info "emergency_perl_save: finished sync\n";
		3849	};
		3850
		3851	cf::write_runtime_sync; # external watchdog should not bark
		3852
		3853	trace "emergency_perl_save: flushing outstanding aio requests";
		3854	while (IO::AIO::nreqs || BDB::nreqs) {
		3855	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3856	}
		3857
		3858	cf::write_runtime_sync; # external watchdog should not bark
3576	};	3859	};
3577		3860
3578	warn "leave emergency perl save\n";	3861	info "emergency_perl_save: leave\n";
3579	}	3862	}
3580		3863
3581	sub post_cleanup {	3864	sub post_cleanup {
3582	my ($make_core) = @_;	3865	my ($make_core) = @_;
3583		3866
		3867	IO::AIO::flush;
		3868
3584	warn Carp::longmess "post_cleanup backtrace"	3869	error Carp::longmess "post_cleanup backtrace"
3585	if $make_core;	3870	if $make_core;
		3871
		3872	my $fh = pidfile;
		3873	unlink $PIDFILE if <$fh> == $$;
		3874	}
		3875
		3876	# a safer delete_package, copied from Symbol
		3877	sub clear_package($) {
		3878	my $pkg = shift;
		3879
		3880	# expand to full symbol table name if needed
		3881	unless ($pkg =~ /^main::.*::$/) {
		3882	$pkg = "main$pkg" if $pkg =~ /^::/;
		3883	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3884	$pkg .= '::' unless $pkg =~ /::$/;
		3885	}
		3886
		3887	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3888	my $stem_symtab = *{$stem}{HASH};
		3889
		3890	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3891	or return;
		3892
		3893	# clear all symbols
		3894	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3895	for my $name (keys %$leaf_symtab) {
		3896	_gv_clear *{"$pkg$name"};
		3897	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3898	}
3586	}	3899	}
3587		3900
3588	sub do_reload_perl() {	3901	sub do_reload_perl() {
3589	# can/must only be called in main	3902	# can/must only be called in main
3590	if ($Coro::current != $Coro::main) {	3903	unless (in_main) {
3591	warn "can only reload from main coroutine";	3904	error "can only reload from main coroutine";
3592	return;	3905	return;
3593	}	3906	}
3594		3907
3595	warn "reloading...";	3908	return if $RELOAD++;
3596		3909
3597	warn "entering sync_job";	3910	my $t1 = AE::time;
3598		3911
		3912	while ($RELOAD) {
		3913	cf::get_slot 0.1, -1, "reload_perl";
		3914	info "perl_reload: reloading...";
		3915
		3916	trace "perl_reload: entering sync_job";
		3917
3599	cf::sync_job {	3918	cf::sync_job {
3600	cf::write_runtime_sync; # external watchdog should not bark
3601	cf::emergency_save;	3919	#cf::emergency_save;
3602	cf::write_runtime_sync; # external watchdog should not bark
3603		3920
3604	warn "syncing database to disk";
3605	BDB::db_env_txn_checkpoint $DB_ENV;
3606
3607	# if anything goes wrong in here, we should simply crash as we already saved
3608
3609	warn "flushing outstanding aio requests";
3610	for (;;) {
3611	BDB::flush;
3612	IO::AIO::flush;
3613	Coro::cede_notself;
3614	last unless IO::AIO::nreqs || BDB::nreqs;
3615	warn "iterate...";
3616	}
3617
3618	++$RELOAD;
3619
3620	warn "cancelling all extension coros";	3921	trace "perl_reload: cancelling all extension coros";
3621	$_->cancel for values %EXT_CORO;	3922	$_->cancel for values %EXT_CORO;
3622	%EXT_CORO = ();	3923	%EXT_CORO = ();
3623		3924
3624	warn "removing commands";	3925	trace "perl_reload: removing commands";
3625	%COMMAND = ();	3926	%COMMAND = ();
3626		3927
3627	warn "removing ext/exti commands";	3928	trace "perl_reload: removing ext/exti commands";
3628	%EXTCMD = ();	3929	%EXTCMD = ();
3629	%EXTICMD = ();	3930	%EXTICMD = ();
3630		3931
3631	warn "unloading/nuking all extensions";	3932	trace "perl_reload: unloading/nuking all extensions";
3632	for my $pkg (@EXTS) {	3933	for my $pkg (@EXTS) {
3633	warn "... unloading $pkg";	3934	trace "... unloading $pkg";
3634		3935
3635	if (my $cb = $pkg->can ("unload")) {	3936	if (my $cb = $pkg->can ("unload")) {
3636	eval {	3937	eval {
3637	$cb->($pkg);	3938	$cb->($pkg);
3638	1	3939	1
3639	} or warn "$pkg unloaded, but with errors: $@";	3940	} or error "$pkg unloaded, but with errors: $@";
		3941	}
		3942
		3943	trace "... clearing $pkg";
		3944	clear_package $pkg;
3640	}	3945	}
3641		3946
3642	warn "... nuking $pkg";
3643	Symbol::delete_package $pkg;
3644	}
3645
3646	warn "unloading all perl modules loaded from $LIBDIR";	3947	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3647	while (my ($k, $v) = each %INC) {	3948	while (my ($k, $v) = each %INC) {
3648	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3949	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3649		3950
3650	warn "... unloading $k";	3951	trace "... unloading $k";
3651	delete $INC{$k};	3952	delete $INC{$k};
3652		3953
3653	$k =~ s/\.pm$//;	3954	$k =~ s/\.pm$//;
3654	$k =~ s/\//::/g;	3955	$k =~ s/\//::/g;
3655		3956
3656	if (my $cb = $k->can ("unload_module")) {	3957	if (my $cb = $k->can ("unload_module")) {
3657	$cb->();	3958	$cb->();
		3959	}
		3960
		3961	clear_package $k;
3658	}	3962	}
3659		3963
3660	Symbol::delete_package $k;
3661	}
3662
3663	warn "getting rid of safe::, as good as possible";	3964	trace "perl_reload: getting rid of safe::, as good as possible";
3664	Symbol::delete_package "safe::$_"	3965	clear_package "safe::$_"
3665	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3966	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3666		3967
3667	warn "unloading cf.pm \"a bit\"";	3968	trace "perl_reload: unloading cf.pm \"a bit\"";
3668	delete $INC{"cf.pm"};	3969	delete $INC{"cf.pm"};
3669	delete $INC{"cf/pod.pm"};	3970	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3670		3971
3671	# don't, removes xs symbols, too,	3972	# don't, removes xs symbols, too,
3672	# and global variables created in xs	3973	# and global variables created in xs
3673	#Symbol::delete_package __PACKAGE__;	3974	#clear_package __PACKAGE__;
3674		3975
3675	warn "unload completed, starting to reload now";	3976	info "perl_reload: unload completed, starting to reload now";
3676		3977
3677	warn "reloading cf.pm";	3978	trace "perl_reload: reloading cf.pm";
3678	require cf;	3979	require cf;
3679	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3980	cf::_connect_to_perl_1;
3680		3981
3681	warn "loading config and database again";	3982	trace "perl_reload: loading config and database again";
3682	cf::reload_config;	3983	cf::reload_config;
3683		3984
3684	warn "loading extensions";	3985	trace "perl_reload: loading extensions";
3685	cf::load_extensions;	3986	cf::load_extensions;
3686		3987
		3988	if ($REATTACH_ON_RELOAD) {
3687	warn "reattaching attachments to objects/players";	3989	trace "perl_reload: reattaching attachments to objects/players";
3688	_global_reattach; # objects, sockets	3990	_global_reattach; # objects, sockets
3689	warn "reattaching attachments to maps";	3991	trace "perl_reload: reattaching attachments to maps";
3690	reattach $_ for values %MAP;	3992	reattach $_ for values %MAP;
3691	warn "reattaching attachments to players";	3993	trace "perl_reload: reattaching attachments to players";
3692	reattach $_ for values %PLAYER;	3994	reattach $_ for values %PLAYER;
		3995	}
3693		3996
3694	warn "leaving sync_job";	3997	cf::_post_init 1;
3695		3998
		3999	trace "perl_reload: leaving sync_job";
		4000
3696	1	4001	1
3697	} or do {	4002	} or do {
3698	warn $@;	4003	error $@;
3699	cf::cleanup "error while reloading, exiting.";	4004	cf::cleanup "perl_reload: error, exiting.";
		4005	};
		4006
		4007	--$RELOAD;
3700	};	4008	}
3701		4009
3702	warn "reloaded";	4010	$t1 = AE::time - $t1;
		4011	info "perl_reload: completed in ${t1}s\n";
3703	};	4012	};
3704		4013
3705	our $RELOAD_WATCHER; # used only during reload	4014	our $RELOAD_WATCHER; # used only during reload
3706		4015
3707	sub reload_perl() {	4016	sub reload_perl() {
3708	# doing reload synchronously and two reloads happen back-to-back,	4017	# doing reload synchronously and two reloads happen back-to-back,
3709	# coro crashes during coro_state_free->destroy here.	4018	# coro crashes during coro_state_free->destroy here.
3710		4019
		4020	$RELOAD_WATCHER ||= cf::async {
		4021	Coro::AIO::aio_wait cache_extensions;
		4022
3711	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	4023	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3712	do_reload_perl;	4024	do_reload_perl;
3713	undef $RELOAD_WATCHER;	4025	undef $RELOAD_WATCHER;
		4026	};
3714	};	4027	};
3715	}	4028	}
3716		4029
3717	register_command "reload" => sub {	4030	register_command "reload" => sub {
3718	my ($who, $arg) = @_;	4031	my ($who, $arg) = @_;
…		…
3724	reload_perl;	4037	reload_perl;
3725	};	4038	};
3726	}	4039	}
3727	};	4040	};
3728		4041
3729	unshift @INC, $LIBDIR;	4042	#############################################################################
3730		4043
3731	my $bug_warning = 0;	4044	my $bug_warning = 0;
3732		4045
3733	our @WAIT_FOR_TICK;	4046	our @WAIT_FOR_TICK;
3734	our @WAIT_FOR_TICK_BEGIN;	4047	our @WAIT_FOR_TICK_BEGIN;
3735		4048
3736	sub wait_for_tick {	4049	sub wait_for_tick() {
3737	return if tick_inhibit || $Coro::current == $Coro::main;	4050	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3738		4051
3739	my $signal = new Coro::Signal;	4052	my $signal = new Coro::Signal;
3740	push @WAIT_FOR_TICK, $signal;	4053	push @WAIT_FOR_TICK, $signal;
3741	$signal->wait;	4054	$signal->wait;
3742	}	4055	}
3743		4056
3744	sub wait_for_tick_begin {	4057	sub wait_for_tick_begin() {
3745	return if tick_inhibit || $Coro::current == $Coro::main;	4058	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3746		4059
3747	my $signal = new Coro::Signal;	4060	my $signal = new Coro::Signal;
3748	push @WAIT_FOR_TICK_BEGIN, $signal;	4061	push @WAIT_FOR_TICK_BEGIN, $signal;
3749	$signal->wait;	4062	$signal->wait;
3750	}	4063	}
…		…
3756	return;	4069	return;
3757	}	4070	}
3758		4071
3759	cf::server_tick; # one server iteration	4072	cf::server_tick; # one server iteration
3760		4073
		4074	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
		4075
3761	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4076	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3762	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4077	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3763	Coro::async_pool {	4078	Coro::async_pool {
3764	$Coro::current->{desc} = "runtime saver";	4079	$Coro::current->{desc} = "runtime saver";
3765	write_runtime_sync	4080	write_runtime_sync
3766	or warn "ERROR: unable to write runtime file: $!";	4081	or error "ERROR: unable to write runtime file: $!";
3767	};	4082	};
3768	}	4083	}
3769		4084
3770	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4085	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3771	$sig->send;	4086	$sig->send;
…		…
3779		4094
3780	if (0) {	4095	if (0) {
3781	if ($NEXT_TICK) {	4096	if ($NEXT_TICK) {
3782	my $jitter = $TICK_START - $NEXT_TICK;	4097	my $jitter = $TICK_START - $NEXT_TICK;
3783	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4098	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3784	warn "jitter $JITTER\n";#d#	4099	debug "jitter $JITTER\n";#d#
3785	}	4100	}
3786	}	4101	}
3787	}	4102	}
3788		4103
3789	{	4104	{
3790	# configure BDB	4105	# configure BDB
3791		4106
3792	BDB::min_parallel 8;	4107	BDB::min_parallel 16;
3793	BDB::max_poll_reqs $TICK * 0.1;	4108	BDB::max_poll_reqs $TICK * 0.1;
3794	$AnyEvent::BDB::WATCHER->priority (1);	4109	$AnyEvent::BDB::WATCHER->priority (1);
3795		4110
3796	unless ($DB_ENV) {	4111	unless ($DB_ENV) {
3797	$DB_ENV = BDB::db_env_create;	4112	$DB_ENV = BDB::db_env_create;
3798	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4113	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3799	| BDB::LOG_AUTOREMOVE, 1);	4114	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4115	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3800	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4116	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3801	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4117	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3802		4118
3803	cf::sync_job {	4119	cf::sync_job {
3804	eval {	4120	eval {
…		…
3843	$msg =~ s/\n//;	4159	$msg =~ s/\n//;
3844		4160
3845	# limit the # of concurrent backtraces	4161	# limit the # of concurrent backtraces
3846	if ($_log_backtrace < 2) {	4162	if ($_log_backtrace < 2) {
3847	++$_log_backtrace;	4163	++$_log_backtrace;
		4164	my $perl_bt = Carp::longmess $msg;
3848	async {	4165	async {
3849	$Coro::current->{desc} = "abt $msg";	4166	$Coro::current->{desc} = "abt $msg";
3850		4167
3851	my @bt = fork_call {	4168	my @bt = fork_call {
3852	@addr = map { sprintf "%x", $_ } @addr;	4169	@addr = map { sprintf "%x", $_ } @addr;
…		…
3863	}	4180	}
3864		4181
3865	@funcs	4182	@funcs
3866	};	4183	};
3867		4184
3868	LOG llevInfo, "[ABT] $msg\n";	4185	LOG llevInfo, "[ABT] $perl_bt\n";
		4186	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3869	LOG llevInfo, "[ABT] $_\n" for @bt;	4187	LOG llevInfo, "[ABT] $_\n" for @bt;
3870	--$_log_backtrace;	4188	--$_log_backtrace;
3871	};	4189	};
3872	} else {	4190	} else {
3873	LOG llevInfo, "[ABT] $msg\n";	4191	LOG llevInfo, "[ABT] $msg\n";
3874	LOG llevInfo, "[ABT] [suppressed]\n";	4192	LOG llevInfo, "[ABT] [suppressed]\n";
3875	}	4193	}
3876	}	4194	}
3877		4195
3878	# load additional modules	4196	# load additional modules
3879	use cf::pod;	4197	require "cf/$_.pm" for @EXTRA_MODULES;
		4198	cf::_connect_to_perl_2;
3880		4199
3881	END { cf::emergency_save }	4200	END { cf::emergency_save }
3882		4201
3883	1	4202	1
3884		4203

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