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Revision 1.441 by root, Sat Aug 30 05:19:03 2008 UTC vs.
Revision 1.559 by root, Sat Feb 26 12:50:27 2011 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 5.10.0;	25	use common::sense;
25	use utf8;
26	use strict "vars", "subs";
27		26
28	use Symbol;	27	use Symbol;
29	use List::Util;	28	use List::Util;
30	use Socket;	29	use Socket;
31	use EV;	30	use EV;
32	use Opcode;	31	use Opcode;
33	use Safe;	32	use Safe;
34	use Safe::Hole;	33	use Safe::Hole;
35	use Storable ();	34	use Storable ();
		35	use Carp ();
36		36
		37	use Guard ();
37	use Coro ();	38	use Coro ();
38	use Coro::State;	39	use Coro::State;
39	use Coro::Handle;	40	use Coro::Handle;
40	use Coro::EV;	41	use Coro::EV;
41	use Coro::AnyEvent;	42	use Coro::AnyEvent;
42	use Coro::Timer;	43	use Coro::Timer;
43	use Coro::Signal;	44	use Coro::Signal;
44	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
45	use Coro::AnyEvent;	47	use Coro::AnyEvent;
46	use Coro::AIO;	48	use Coro::AIO;
47	use Coro::BDB 1.6;	49	use Coro::BDB 1.6;
48	use Coro::Storable;	50	use Coro::Storable;
49	use Coro::Util ();	51	use Coro::Util ();
50		52
51	use JSON::XS 2.01 ();	53	use JSON::XS 2.01 ();
52	use BDB ();	54	use BDB ();
53	use Data::Dumper;	55	use Data::Dumper;
54	use Digest::MD5;
55	use Fcntl;	56	use Fcntl;
56	use YAML ();	57	use YAML::XS ();
57	use IO::AIO ();	58	use IO::AIO ();
58	use Time::HiRes;	59	use Time::HiRes;
59	use Compress::LZF;	60	use Compress::LZF;
60	use Digest::MD5 ();	61	use Digest::MD5 ();
61		62
…		…
63		64
64	# configure various modules to our taste	65	# configure various modules to our taste
65	#	66	#
66	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
67	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	68	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		69
		70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		71
		72	# make sure c-lzf reinitialises itself
		73	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
68	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	74	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
69		75
70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	76	# strictly for debugging
		77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
71		78
72	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	79	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		80
		81	our @ORIG_INC;
73		82
74	our %COMMAND = ();	83	our %COMMAND = ();
75	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
76		85
77	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
78	our %EXTCMD = ();	87	our %EXTCMD = ();
79	our %EXTICMD = ();	88	our %EXTICMD = ();
80	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
81	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
82		91
83	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
84	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
85		96
86	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
		98
87	our $DATADIR = datadir;	99	our $DATADIR = datadir;
88	our $LIBDIR = "$DATADIR/ext";	100	our $LIBDIR = "$DATADIR/ext";
89	our $PODDIR = "$DATADIR/pod";	101	our $PODDIR = "$DATADIR/pod";
90	our $MAPDIR = "$DATADIR/" . mapdir;	102	our $MAPDIR = "$DATADIR/" . mapdir;
		103
91	our $LOCALDIR = localdir;	104	our $LOCALDIR = localdir;
92	our $TMPDIR = "$LOCALDIR/" . tmpdir;	105	our $TMPDIR = "$LOCALDIR/" . tmpdir;
93	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	106	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
94	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	107	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
95	our $RANDOMDIR = "$LOCALDIR/random";	108	our $RANDOMDIR = "$LOCALDIR/random";
96	our $BDBDIR = "$LOCALDIR/db";	109	our $BDBDIR = "$LOCALDIR/db";
		110	our $PIDFILE = "$LOCALDIR/pid";
		111	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		112
97	our %RESOURCE;	113	our %RESOURCE; # unused
		114
		115	our $OUTPUT_RATE_MIN = 3000;
		116	our $OUTPUT_RATE_MAX = 1000000;
		117
		118	our $MAX_LINKS = 32; # how many chained exits to follow
		119	our $VERBOSE_IO = 1;
98		120
99	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	121	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
100	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	122	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
101	our $NEXT_TICK;	123	our $NEXT_TICK;
102	our $USE_FSYNC = 1; # use fsync to write maps - default off	124	our $USE_FSYNC = 1; # use fsync to write maps - default on
103		125
104	our $BDB_DEADLOCK_WATCHER;	126	our $BDB_DEADLOCK_WATCHER;
105	our $BDB_CHECKPOINT_WATCHER;	127	our $BDB_CHECKPOINT_WATCHER;
106	our $BDB_TRICKLE_WATCHER;	128	our $BDB_TRICKLE_WATCHER;
107	our $DB_ENV;	129	our $DB_ENV;
108		130
		131	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		132
109	our %CFG;	133	our %CFG;
110		134
111	our $UPTIME; $UPTIME ||= time;	135	our $UPTIME; $UPTIME ||= time;
112	our $RUNTIME;	136	our $RUNTIME;
113	our $NOW;	137	our $NOW;
…		…
122	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	146	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
123	our $LOADAVG; # same thing, but with alpha-smoothing	147	our $LOADAVG; # same thing, but with alpha-smoothing
124	our $JITTER; # average jitter	148	our $JITTER; # average jitter
125	our $TICK_START; # for load detecting purposes	149	our $TICK_START; # for load detecting purposes
126		150
		151	our @POST_INIT;
		152
		153	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		154	our $REALLY_UNLOOP; # never set to true, please :)
		155
127	binmode STDOUT;	156	binmode STDOUT;
128	binmode STDERR;	157	binmode STDERR;
129		158
130	# read virtual server time, if available	159	# read virtual server time, if available
131	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	160	unless ($RUNTIME || !-e $RUNTIMEFILE) {
132	open my $fh, "<", "$LOCALDIR/runtime"	161	open my $fh, "<", $RUNTIMEFILE
133	or die "unable to read runtime file: $!";	162	or die "unable to read $RUNTIMEFILE file: $!";
134	$RUNTIME = <$fh> + 0.;	163	$RUNTIME = <$fh> + 0.;
135	}	164	}
		165
		166	eval "sub TICK() { $TICK } 1" or die;
136		167
137	mkdir $_	168	mkdir $_
138	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	169	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
139		170
140	our $EMERGENCY_POSITION;	171	our $EMERGENCY_POSITION;
141		172
142	sub cf::map::normalise;	173	sub cf::map::normalise;
		174
		175	sub in_main() {
		176	$Coro::current == $Coro::main
		177	}
		178
		179	#############################################################################
		180
		181	%REFLECT = ();
		182	for (@REFLECT) {
		183	my $reflect = JSON::XS::decode_json $_;
		184	$REFLECT{$reflect->{class}} = $reflect;
		185	}
		186
		187	# this is decidedly evil
		188	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
143		189
144	#############################################################################	190	#############################################################################
145		191
146	=head2 GLOBAL VARIABLES	192	=head2 GLOBAL VARIABLES
147		193
…		…
189	from wherever your confdir points to.	235	from wherever your confdir points to.
190		236
191	=item cf::wait_for_tick, cf::wait_for_tick_begin	237	=item cf::wait_for_tick, cf::wait_for_tick_begin
192		238
193	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	239	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
194	returns directly I<after> the tick processing (and consequently, can only wake one process	240	returns directly I<after> the tick processing (and consequently, can only wake one thread
195	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	241	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
196		242
		243	=cut
		244
		245	sub wait_for_tick();
		246	sub wait_for_tick_begin();
		247
197	=item @cf::INVOKE_RESULTS	248	=item @cf::INVOKE_RESULTS
198		249
199	This array contains the results of the last C<invoke ()> call. When	250	This array contains the results of the last C<invoke ()> call. When
200	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	251	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
201	that call.	252	that call.
202		253
		254	=item %cf::REFLECT
		255
		256	Contains, for each (C++) class name, a hash reference with information
		257	about object members (methods, scalars, arrays and flags) and other
		258	metadata, which is useful for introspection.
		259
203	=back	260	=back
204		261
205	=cut	262	=cut
206		263
207	BEGIN {	264	sub error(@) { LOG llevError, join "", @_ }
208	*CORE::GLOBAL::warn = sub {	265	sub warn (@) { LOG llevWarn , join "", @_ }
		266	sub info (@) { LOG llevInfo , join "", @_ }
		267	sub debug(@) { LOG llevDebug, join "", @_ }
		268	sub trace(@) { LOG llevTrace, join "", @_ }
		269
		270	$Coro::State::WARNHOOK = sub {
209	my $msg = join "", @_;	271	my $msg = join "", @_;
210		272
211	$msg .= "\n"	273	$msg .= "\n"
212	unless $msg =~ /\n$/;	274	unless $msg =~ /\n$/;
213		275
214	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	276	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
215		277
216	LOG llevError, $msg;	278	LOG llevWarn, $msg;
217	};	279	};
218	}
219		280
220	$Coro::State::DIEHOOK = sub {	281	$Coro::State::DIEHOOK = sub {
221	return unless $^S eq 0; # "eq", not "=="	282	return unless $^S eq 0; # "eq", not "=="
222		283
223	if ($Coro::current == $Coro::main) {#d#	284	error Carp::longmess $_[0];
		285
		286	if (in_main) {#d#
224	warn "DIEHOOK called in main context, Coro bug?\n";#d#	287	error "DIEHOOK called in main context, Coro bug?\n";#d#
225	return;#d#	288	return;#d#
226	}#d#	289	}#d#
227		290
228	# kill coroutine otherwise	291	# kill coroutine otherwise
229	warn Carp::longmess $_[0];
230	Coro::terminate	292	Coro::terminate
231	};	293	};
232
233	$SIG{__DIE__} = sub { }; #d#?
234		294
235	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	295	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
236	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	296	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
237	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	297	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
238	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	298	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
252	)) {	312	)) {
253	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	313	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
254	}	314	}
255		315
256	$EV::DIED = sub {	316	$EV::DIED = sub {
257	warn "error in event callback: @_";	317	Carp::cluck "error in event callback: @_";
258	};	318	};
259		319
260	#############################################################################	320	#############################################################################
261		321
262	=head2 UTILITY FUNCTIONS	322	=head2 UTILITY FUNCTIONS
…		…
299	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	359	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
300		360
301	sub encode_json($) { $json_coder->encode ($_[0]) }	361	sub encode_json($) { $json_coder->encode ($_[0]) }
302	sub decode_json($) { $json_coder->decode ($_[0]) }	362	sub decode_json($) { $json_coder->decode ($_[0]) }
303		363
		364	=item $ref = cf::yaml_load $scalar
		365
		366	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		367
		368	=cut
		369
		370	sub fork_call(&@);
		371
		372	sub yaml_load($) {
		373	fork_call { YAML::XS::Load $_[0] } @_
		374	}
		375
		376	=item cf::post_init { BLOCK }
		377
		378	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		379	but I<before> the server starts ticking again.
		380
		381	The codeblock will have a single boolean argument to indicate whether this
		382	is a reload or not.
		383
		384	=cut
		385
		386	sub post_init(&) {
		387	push @POST_INIT, shift;
		388	}
		389
		390	sub _post_init {
		391	trace "running post_init jobs";
		392
		393	# run them in parallel...
		394
		395	my @join;
		396
		397	while () {
		398	push @join, map &Coro::async ($_, 0), @POST_INIT;
		399	@POST_INIT = ();
		400
		401	@join or last;
		402
		403	(pop @join)->join;
		404	}
		405	}
		406
304	=item cf::lock_wait $string	407	=item cf::lock_wait $string
305		408
306	Wait until the given lock is available. See cf::lock_acquire.	409	Wait until the given lock is available. See cf::lock_acquire.
307		410
308	=item my $lock = cf::lock_acquire $string	411	=item my $lock = cf::lock_acquire $string
309		412
310	Wait until the given lock is available and then acquires it and returns	413	Wait until the given lock is available and then acquires it and returns
311	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	414	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
312	for example when the coroutine gets canceled), the lock is automatically	415	for example when the coroutine gets canceled), the lock is automatically
313	returned.	416	returned.
314		417
315	Locks are *not* recursive, locking from the same coro twice results in a	418	Locks are *not* recursive, locking from the same coro twice results in a
316	deadlocked coro.	419	deadlocked coro.
…		…
322		425
323	Return true if the lock is currently active, i.e. somebody has locked it.	426	Return true if the lock is currently active, i.e. somebody has locked it.
324		427
325	=cut	428	=cut
326		429
327	our %LOCK;	430	our $LOCKS = new Coro::SemaphoreSet;
328	our %LOCKER;#d#
329		431
330	sub lock_wait($) {	432	sub lock_wait($) {
331	my ($key) = @_;	433	$LOCKS->wait ($_[0]);
332
333	if ($LOCKER{$key} == $Coro::current) {#d#
334	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
335	return;#d#
336	}#d#
337
338	# wait for lock, if any
339	while ($LOCK{$key}) {
340	push @{ $LOCK{$key} }, $Coro::current;
341	Coro::schedule;
342	}
343	}	434	}
344		435
345	sub lock_acquire($) {	436	sub lock_acquire($) {
346	my ($key) = @_;	437	$LOCKS->guard ($_[0])
347
348	# wait, to be sure we are not locked
349	lock_wait $key;
350
351	$LOCK{$key} = [];
352	$LOCKER{$key} = $Coro::current;#d#
353
354	Coro::guard {
355	delete $LOCKER{$key};#d#
356	# wake up all waiters, to be on the safe side
357	$_->ready for @{ delete $LOCK{$key} };
358	}
359	}	438	}
360		439
361	sub lock_active($) {	440	sub lock_active($) {
362	my ($key) = @_;	441	$LOCKS->count ($_[0]) < 1
363
364	! ! $LOCK{$key}
365	}	442	}
366		443
367	sub freeze_mainloop {	444	sub freeze_mainloop {
368	tick_inhibit_inc;	445	tick_inhibit_inc;
369		446
370	Coro::guard \&tick_inhibit_dec;	447	&Guard::guard (\&tick_inhibit_dec);
371	}	448	}
372		449
373	=item cf::periodic $interval, $cb	450	=item cf::periodic $interval, $cb
374		451
375	Like EV::periodic, but randomly selects a starting point so that the actions	452	Like EV::periodic, but randomly selects a starting point so that the actions
376	get spread over timer.	453	get spread over time.
377		454
378	=cut	455	=cut
379		456
380	sub periodic($$) {	457	sub periodic($$) {
381	my ($interval, $cb) = @_;	458	my ($interval, $cb) = @_;
…		…
398		475
399	=cut	476	=cut
400		477
401	our @SLOT_QUEUE;	478	our @SLOT_QUEUE;
402	our $SLOT_QUEUE;	479	our $SLOT_QUEUE;
		480	our $SLOT_DECAY = 0.9;
403		481
404	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	482	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
405	$SLOT_QUEUE = Coro::async {	483	$SLOT_QUEUE = Coro::async {
406	$Coro::current->desc ("timeslot manager");	484	$Coro::current->desc ("timeslot manager");
407		485
408	my $signal = new Coro::Signal;	486	my $signal = new Coro::Signal;
		487	my $busy;
409		488
410	while () {	489	while () {
411	next_job:	490	next_job:
		491
412	my $avail = cf::till_tick;	492	my $avail = cf::till_tick;
413	if ($avail > 0.01) {	493
414	for (0 .. $#SLOT_QUEUE) {	494	for (0 .. $#SLOT_QUEUE) {
415	if ($SLOT_QUEUE[$_][0] < $avail) {	495	if ($SLOT_QUEUE[$_][0] <= $avail) {
		496	$busy = 0;
416	my $job = splice @SLOT_QUEUE, $_, 1, ();	497	my $job = splice @SLOT_QUEUE, $_, 1, ();
417	$job->[2]->send;	498	$job->[2]->send;
418	Coro::cede;	499	Coro::cede;
419	goto next_job;	500	goto next_job;
420	}	501	} else {
		502	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
421	}	503	}
422	}	504	}
423		505
424	if (@SLOT_QUEUE) {	506	if (@SLOT_QUEUE) {
425	# we do not use wait_for_tick() as it returns immediately when tick is inactive	507	# we do not use wait_for_tick() as it returns immediately when tick is inactive
426	push @cf::WAIT_FOR_TICK, $signal;	508	push @cf::WAIT_FOR_TICK, $signal;
427	$signal->wait;	509	$signal->wait;
428	} else {	510	} else {
		511	$busy = 0;
429	Coro::schedule;	512	Coro::schedule;
430	}	513	}
431	}	514	}
432	};	515	};
433		516
434	sub get_slot($;$$) {	517	sub get_slot($;$$) {
435	return if tick_inhibit || $Coro::current == $Coro::main;	518	return if tick_inhibit || $Coro::current == $Coro::main;
436		519
437	my ($time, $pri, $name) = @_;	520	my ($time, $pri, $name) = @_;
438		521
439	$time = $TICK * .6 if $time > $TICK * .6;	522	$time = clamp $time, 0.01, $TICK * .6;
		523
440	my $sig = new Coro::Signal;	524	my $sig = new Coro::Signal;
441		525
442	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	526	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
443	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	527	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
444	$SLOT_QUEUE->ready;	528	$SLOT_QUEUE->ready;
…		…
470	=cut	554	=cut
471		555
472	sub sync_job(&) {	556	sub sync_job(&) {
473	my ($job) = @_;	557	my ($job) = @_;
474		558
475	if ($Coro::current == $Coro::main) {	559	if (in_main) {
476	my $time = EV::time;	560	my $time = AE::time;
477		561
478	# this is the main coro, too bad, we have to block	562	# this is the main coro, too bad, we have to block
479	# till the operation succeeds, freezing the server :/	563	# till the operation succeeds, freezing the server :/
480		564
481	LOG llevError, Carp::longmess "sync job";#d#	565	#LOG llevError, Carp::longmess "sync job";#d#
482		566
483	my $freeze_guard = freeze_mainloop;	567	my $freeze_guard = freeze_mainloop;
484		568
485	my $busy = 1;	569	my $busy = 1;
486	my @res;	570	my @res;
487		571
488	(async {	572	(async {
489	$Coro::current->desc ("sync job coro");	573	$Coro::current->desc ("sync job coro");
490	@res = eval { $job->() };	574	@res = eval { $job->() };
491	warn $@ if $@;	575	error $@ if $@;
492	undef $busy;	576	undef $busy;
493	})->prio (Coro::PRIO_MAX);	577	})->prio (Coro::PRIO_MAX);
494		578
495	while ($busy) {	579	while ($busy) {
496	if (Coro::nready) {	580	if (Coro::nready) {
…		…
498	} else {	582	} else {
499	EV::loop EV::LOOP_ONESHOT;	583	EV::loop EV::LOOP_ONESHOT;
500	}	584	}
501	}	585	}
502		586
503	my $time = EV::time - $time;	587	my $time = AE::time - $time;
504		588
505	$TICK_START += $time; # do not account sync jobs to server load	589	$TICK_START += $time; # do not account sync jobs to server load
506		590
507	wantarray ? @res : $res[0]	591	wantarray ? @res : $res[0]
508	} else {	592	} else {
…		…
530	$EXT_CORO{$coro+0} = $coro;	614	$EXT_CORO{$coro+0} = $coro;
531		615
532	$coro	616	$coro
533	}	617	}
534		618
535	=item fork_call { }, $args	619	=item fork_call { }, @args
536		620
537	Executes the given code block with the given arguments in a seperate	621	Executes the given code block with the given arguments in a seperate
538	process, returning the results. Everything must be serialisable with	622	process, returning the results. Everything must be serialisable with
539	Coro::Storable. May, of course, block. Note that the executed sub may	623	Coro::Storable. May, of course, block. Note that the executed sub may
540	never block itself or use any form of event handling.	624	never block itself or use any form of event handling.
541		625
542	=cut	626	=cut
543		627
		628	sub post_fork {
		629	reset_signals;
		630	}
		631
544	sub fork_call(&@) {	632	sub fork_call(&@) {
545	my ($cb, @args) = @_;	633	my ($cb, @args) = @_;
546		634
547	# we seemingly have to make a local copy of the whole thing,	635	# we seemingly have to make a local copy of the whole thing,
548	# otherwise perl prematurely frees the stuff :/	636	# otherwise perl prematurely frees the stuff :/
549	# TODO: investigate and fix (likely this will be rather laborious)	637	# TODO: investigate and fix (likely this will be rather laborious)
550		638
551	my @res = Coro::Util::fork_eval {	639	my @res = Coro::Util::fork_eval {
552	reset_signals;	640	cf::post_fork;
553	&$cb	641	&$cb
554	}, @args;	642	} @args;
555		643
556	wantarray ? @res : $res[-1]	644	wantarray ? @res : $res[-1]
		645	}
		646
		647	sub objinfo {
		648	(
		649	"counter value" => cf::object::object_count,
		650	"objects created" => cf::object::create_count,
		651	"objects destroyed" => cf::object::destroy_count,
		652	"freelist size" => cf::object::free_count,
		653	"allocated objects" => cf::object::objects_size,
		654	"active objects" => cf::object::actives_size,
		655	)
557	}	656	}
558		657
559	=item $coin = coin_from_name $name	658	=item $coin = coin_from_name $name
560		659
561	=cut	660	=cut
…		…
598	within each server.	697	within each server.
599		698
600	=cut	699	=cut
601		700
602	sub db_table($) {	701	sub db_table($) {
		702	cf::error "db_get called from main context"
		703	if $Coro::current == $Coro::main;
		704
603	my ($name) = @_;	705	my ($name) = @_;
604	my $db = BDB::db_create $DB_ENV;	706	my $db = BDB::db_create $DB_ENV;
605		707
606	eval {	708	eval {
607	$db->set_flags (BDB::CHKSUM);	709	$db->set_flags (BDB::CHKSUM);
…		…
617	}	719	}
618		720
619	our $DB;	721	our $DB;
620		722
621	sub db_init {	723	sub db_init {
622	cf::sync_job {
623	$DB ||= db_table "db";	724	$DB ||= db_table "db";
624	};
625	}	725	}
626		726
627	sub db_get($$) {	727	sub db_get($$) {
628	my $key = "$_[0]/$_[1]";	728	my $key = "$_[0]/$_[1]";
629		729
630	cf::sync_job {	730	cf::error "db_get called from main context"
		731	if $Coro::current == $Coro::main;
		732
631	BDB::db_get $DB, undef, $key, my $data;	733	BDB::db_get $DB, undef, $key, my $data;
632		734
633	$! ? ()	735	$! ? ()
634	: $data	736	: $data
635	}
636	}	737	}
637		738
638	sub db_put($$$) {	739	sub db_put($$$) {
639	BDB::dbreq_pri 4;	740	BDB::dbreq_pri 4;
640	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	741	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
696		797
697	my $t1 = Time::HiRes::time;	798	my $t1 = Time::HiRes::time;
698	my $data = $process->(\@data);	799	my $data = $process->(\@data);
699	my $t2 = Time::HiRes::time;	800	my $t2 = Time::HiRes::time;
700		801
701	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	802	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
702		803
703	db_put cache => "$id/data", $data;	804	db_put cache => "$id/data", $data;
704	db_put cache => "$id/md5" , $md5;	805	db_put cache => "$id/md5" , $md5;
705	db_put cache => "$id/meta", $meta;	806	db_put cache => "$id/meta", $meta;
706		807
…		…
716		817
717	=cut	818	=cut
718		819
719	sub datalog($@) {	820	sub datalog($@) {
720	my ($type, %kv) = @_;	821	my ($type, %kv) = @_;
721	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	822	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
722	}	823	}
723		824
724	=back	825	=back
725		826
726	=cut	827	=cut
727		828
728	#############################################################################	829	#############################################################################
729		830
730	=head2 ATTACHABLE OBJECTS	831	=head2 ATTACHABLE OBJECTS
731		832
732	Many objects in crossfire are so-called attachable objects. That means you can	833	Many objects in deliantra are so-called attachable objects. That means you can
733	attach callbacks/event handlers (a collection of which is called an "attachment")	834	attach callbacks/event handlers (a collection of which is called an "attachment")
734	to it. All such attachable objects support the following methods.	835	to it. All such attachable objects support the following methods.
735		836
736	In the following description, CLASS can be any of C<global>, C<object>	837	In the following description, CLASS can be any of C<global>, C<object>
737	C<player>, C<client> or C<map> (i.e. the attachable objects in	838	C<player>, C<client> or C<map> (i.e. the attachable objects in
…		…
787	=item cf::CLASS::attachment $name, ...	888	=item cf::CLASS::attachment $name, ...
788		889
789	Register an attachment by C<$name> through which attachable objects of the	890	Register an attachment by C<$name> through which attachable objects of the
790	given CLASS can refer to this attachment.	891	given CLASS can refer to this attachment.
791		892
792	Some classes such as crossfire maps and objects can specify attachments	893	Some classes such as deliantra maps and objects can specify attachments
793	that are attached at load/instantiate time, thus the need for a name.	894	that are attached at load/instantiate time, thus the need for a name.
794		895
795	These calls expect any number of the following handler/hook descriptions:	896	These calls expect any number of the following handler/hook descriptions:
796		897
797	=over 4	898	=over 4
…		…
921		1022
922	} elsif (exists $cb_id{$type}) {	1023	} elsif (exists $cb_id{$type}) {
923	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1024	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
924		1025
925	} elsif (ref $type) {	1026	} elsif (ref $type) {
926	warn "attaching objects not supported, ignoring.\n";	1027	error "attaching objects not supported, ignoring.\n";
927		1028
928	} else {	1029	} else {
929	shift @arg;	1030	shift @arg;
930	warn "attach argument '$type' not supported, ignoring.\n";	1031	error "attach argument '$type' not supported, ignoring.\n";
931	}	1032	}
932	}	1033	}
933	}	1034	}
934		1035
935	sub _object_attach {	1036	sub _object_attach {
…		…
945	_attach $registry, $klass, @attach;	1046	_attach $registry, $klass, @attach;
946	}	1047	}
947		1048
948	$obj->{$name} = \%arg;	1049	$obj->{$name} = \%arg;
949	} else {	1050	} else {
950	warn "object uses attachment '$name' which is not available, postponing.\n";	1051	info "object uses attachment '$name' which is not available, postponing.\n";
951	}	1052	}
952		1053
953	$obj->{_attachment}{$name} = undef;	1054	$obj->{_attachment}{$name} = undef;
954	}	1055	}
955		1056
…		…
1014		1115
1015	for (@$callbacks) {	1116	for (@$callbacks) {
1016	eval { &{$_->[1]} };	1117	eval { &{$_->[1]} };
1017		1118
1018	if ($@) {	1119	if ($@) {
1019	warn "$@";
1020	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1120	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1021	override;	1121	override;
1022	}	1122	}
1023		1123
1024	return 1 if $override;	1124	return 1 if $override;
1025	}	1125	}
…		…
1104	for (@$attach) {	1204	for (@$attach) {
1105	my ($klass, @attach) = @$_;	1205	my ($klass, @attach) = @$_;
1106	_attach $registry, $klass, @attach;	1206	_attach $registry, $klass, @attach;
1107	}	1207	}
1108	} else {	1208	} else {
1109	warn "object uses attachment '$name' that is not available, postponing.\n";	1209	info "object uses attachment '$name' that is not available, postponing.\n";
1110	}	1210	}
1111	}	1211	}
1112	}	1212	}
1113		1213
1114	cf::attachable->attach (	1214	cf::attachable->attach (
…		…
1141	my ($filename, $rdata, $objs) = @_;	1241	my ($filename, $rdata, $objs) = @_;
1142		1242
1143	sync_job {	1243	sync_job {
1144	if (length $$rdata) {	1244	if (length $$rdata) {
1145	utf8::decode (my $decname = $filename);	1245	utf8::decode (my $decname = $filename);
1146	warn sprintf "saving %s (%d,%d)\n",	1246	trace sprintf "saving %s (%d,%d)\n",
1147	$decname, length $$rdata, scalar @$objs;	1247	$decname, length $$rdata, scalar @$objs
		1248	if $VERBOSE_IO;
1148		1249
1149	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1250	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1150	aio_chmod $fh, SAVE_MODE;	1251	aio_chmod $fh, SAVE_MODE;
1151	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1252	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1152	aio_fsync $fh if $cf::USE_FSYNC;	1253	if ($cf::USE_FSYNC) {
		1254	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;
		1255	aio_fsync $fh;
		1256	}
1153	aio_close $fh;	1257	aio_close $fh;
1154		1258
1155	if (@$objs) {	1259	if (@$objs) {
1156	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1260	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1157	aio_chmod $fh, SAVE_MODE;	1261	aio_chmod $fh, SAVE_MODE;
1158	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1262	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1159	aio_write $fh, 0, (length $data), $data, 0;	1263	aio_write $fh, 0, (length $data), $data, 0;
1160	aio_fsync $fh if $cf::USE_FSYNC;	1264	if ($cf::USE_FSYNC) {
		1265	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;
		1266	aio_fsync $fh;
		1267	}
1161	aio_close $fh;	1268	aio_close $fh;
1162	aio_rename "$filename.pst~", "$filename.pst";	1269	aio_rename "$filename.pst~", "$filename.pst";
1163	}	1270	}
1164	} else {	1271	} else {
1165	aio_unlink "$filename.pst";	1272	aio_unlink "$filename.pst";
1166	}	1273	}
1167		1274
1168	aio_rename "$filename~", $filename;	1275	aio_rename "$filename~", $filename;
		1276
		1277	$filename =~ s%/[^/]+$%%;
		1278	aio_pathsync $filename if $cf::USE_FSYNC;
1169	} else {	1279	} else {
1170	warn "FATAL: $filename~: $!\n";	1280	error "unable to save objects: $filename~: $!\n";
1171	}	1281	}
1172	} else {	1282	} else {
1173	aio_unlink $filename;	1283	aio_unlink $filename;
1174	aio_unlink "$filename.pst";	1284	aio_unlink "$filename.pst";
1175	}	1285	}
…		…
1199	my $st = eval { Coro::Storable::thaw $av };	1309	my $st = eval { Coro::Storable::thaw $av };
1200	$av = $st->{objs};	1310	$av = $st->{objs};
1201	}	1311	}
1202		1312
1203	utf8::decode (my $decname = $filename);	1313	utf8::decode (my $decname = $filename);
1204	warn sprintf "loading %s (%d,%d)\n",	1314	trace sprintf "loading %s (%d,%d)\n",
1205	$decname, length $data, scalar @{$av || []};	1315	$decname, length $data, scalar @{$av || []}
		1316	if $VERBOSE_IO;
1206		1317
1207	($data, $av)	1318	($data, $av)
1208	}	1319	}
1209		1320
1210	=head2 COMMAND CALLBACKS	1321	=head2 COMMAND CALLBACKS
…		…
1266	my ($name, $cb) = @_;	1377	my ($name, $cb) = @_;
1267		1378
1268	$EXTICMD{$name} = $cb;	1379	$EXTICMD{$name} = $cb;
1269	}	1380	}
1270		1381
		1382	use File::Glob ();
		1383
1271	cf::player->attach (	1384	cf::player->attach (
1272	on_command => sub {	1385	on_unknown_command => sub {
1273	my ($pl, $name, $params) = @_;	1386	my ($pl, $name, $params) = @_;
1274		1387
1275	my $cb = $COMMAND{$name}	1388	my $cb = $COMMAND{$name}
1276	or return;	1389	or return;
1277		1390
…		…
1300		1413
1301	$pl->ext_reply ($reply, @reply)	1414	$pl->ext_reply ($reply, @reply)
1302	if $reply;	1415	if $reply;
1303		1416
1304	} else {	1417	} else {
1305	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1418	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1306	}	1419	}
1307		1420
1308	cf::override;	1421	cf::override;
1309	},	1422	},
1310	);	1423	);
1311		1424
		1425	# "readahead" all extensions
		1426	sub cache_extensions {
		1427	my $grp = IO::AIO::aio_group;
		1428
		1429	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1430	for (grep /\.ext$/, @{$_[0]}) {
		1431	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1432	}
		1433	};
		1434
		1435	$grp
		1436	}
		1437
1312	sub load_extensions {	1438	sub load_extensions {
		1439	info "loading extensions...";
		1440
1313	cf::sync_job {	1441	cf::sync_job {
1314	my %todo;	1442	my %todo;
1315		1443
1316	for my $path (<$LIBDIR/*.ext>) {	1444	for my $path (<$LIBDIR/*.ext>) {
1317	next unless -r $path;	1445	next unless -r $path;
…		…
1335		1463
1336	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1464	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1337	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1465	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1338		1466
1339	$ext{source} =	1467	$ext{source} =
1340	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"	1468	"package $pkg; use common::sense;\n"
1341	. "#line 1 \"$path\"\n{\n"	1469	. "#line 1 \"$path\"\n{\n"
1342	. $source	1470	. $source
1343	. "\n};\n1";	1471	. "\n};\n1";
1344		1472
1345	$todo{$base} = \%ext;	1473	$todo{$base} = \%ext;
1346	}	1474	}
1347		1475
		1476	my $pass = 0;
1348	my %done;	1477	my %done;
1349	while (%todo) {	1478	while (%todo) {
1350	my $progress;	1479	my $progress;
1351		1480
		1481	++$pass;
		1482
		1483	ext:
1352	while (my ($k, $v) = each %todo) {	1484	while (my ($k, $v) = each %todo) {
1353	for (split /,\s*/, $v->{meta}{depends}) {	1485	for (split /,\s*/, $v->{meta}{depends}) {
1354	goto skip	1486	next ext
1355	unless exists $done{$_};	1487	unless exists $done{$_};
1356	}	1488	}
1357		1489
1358	warn "... loading '$k' into '$v->{pkg}'\n";	1490	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1359		1491
1360	unless (eval $v->{source}) {	1492	my $active = eval $v->{source};
		1493
		1494	if (length $@) {
1361	my $msg = $@ ? "$v->{path}: $@\n"	1495	error "$v->{path}: $@\n";
1362	: "$v->{base}: extension inactive.\n";
1363		1496
1364	if (exists $v->{meta}{mandatory}) {
1365	warn $msg;
1366	cf::cleanup "mandatory extension failed to load, exiting.";	1497	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1367	}	1498	if exists $v->{meta}{mandatory};
1368		1499
1369	warn $msg;	1500	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1501	delete $todo{$k};
		1502	} else {
		1503	$done{$k} = delete $todo{$k};
		1504	push @EXTS, $v->{pkg};
		1505	$progress = 1;
		1506
		1507	info "$v->{base}: extension inactive.\n"
		1508	unless $active;
1370	}	1509	}
1371
1372	$done{$k} = delete $todo{$k};
1373	push @EXTS, $v->{pkg};
1374	$progress = 1;
1375	}	1510	}
1376		1511
1377	skip:	1512	unless ($progress) {
1378	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1513	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1379	unless $progress;	1514
		1515	while (my ($k, $v) = each %todo) {
		1516	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1517	if exists $v->{meta}{mandatory};
		1518	}
		1519	}
1380	}	1520	}
1381	};	1521	};
1382	}	1522	}
1383		1523
1384	#############################################################################	1524	#############################################################################
1385		1525
1386	=back	1526	=back
1387		1527
1388	=head2 CORE EXTENSIONS	1528	=head2 CORE EXTENSIONS
1389		1529
1390	Functions and methods that extend core crossfire objects.	1530	Functions and methods that extend core deliantra objects.
1391		1531
1392	=cut	1532	=cut
1393		1533
1394	package cf::player;	1534	package cf::player;
1395		1535
…		…
1438		1578
1439	sub exists($) {	1579	sub exists($) {
1440	my ($login) = @_;	1580	my ($login) = @_;
1441		1581
1442	$cf::PLAYER{$login}	1582	$cf::PLAYER{$login}
1443	or cf::sync_job { !aio_stat path $login }	1583	or !aio_stat path $login
1444	}	1584	}
1445		1585
1446	sub find($) {	1586	sub find($) {
1447	return $cf::PLAYER{$_[0]} || do {	1587	return $cf::PLAYER{$_[0]} || do {
1448	my $login = $_[0];	1588	my $login = $_[0];
…		…
1468	$cf::PLAYER{$login} = $pl	1608	$cf::PLAYER{$login} = $pl
1469	}	1609	}
1470	}	1610	}
1471	}	1611	}
1472		1612
		1613	cf::player->attach (
		1614	on_load => sub {
		1615	my ($pl, $path) = @_;
		1616
		1617	# restore slots saved in save, below
		1618	my $slots = delete $pl->{_slots};
		1619
		1620	$pl->ob->current_weapon ($slots->[0]);
		1621	$pl->combat_ob ($slots->[1]);
		1622	$pl->ranged_ob ($slots->[2]);
		1623	},
		1624	);
		1625
1473	sub save($) {	1626	sub save($) {
1474	my ($pl) = @_;	1627	my ($pl) = @_;
1475		1628
1476	return if $pl->{deny_save};	1629	return if $pl->{deny_save};
1477		1630
…		…
1482		1635
1483	aio_mkdir playerdir $pl, 0770;	1636	aio_mkdir playerdir $pl, 0770;
1484	$pl->{last_save} = $cf::RUNTIME;	1637	$pl->{last_save} = $cf::RUNTIME;
1485		1638
1486	cf::get_slot 0.01;	1639	cf::get_slot 0.01;
		1640
		1641	# save slots, to be restored later
		1642	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1487		1643
1488	$pl->save_pl ($path);	1644	$pl->save_pl ($path);
1489	cf::cede_to_tick;	1645	cf::cede_to_tick;
1490	}	1646	}
1491		1647
…		…
1523	my ($pl) = @_;	1679	my ($pl) = @_;
1524		1680
1525	my $name = $pl->ob->name;	1681	my $name = $pl->ob->name;
1526		1682
1527	$pl->{deny_save} = 1;	1683	$pl->{deny_save} = 1;
1528	$pl->password ("*"); # this should lock out the player until we nuked the dir	1684	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1529		1685
1530	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1686	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1531	$pl->deactivate;	1687	$pl->deactivate;
		1688
1532	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;	1689	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1533	$pl->ob->check_score;
1534	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1690	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1691	ext::highscore::check ($pl->ob);
		1692
1535	$pl->ns->destroy if $pl->ns;	1693	$pl->ns->destroy if $pl->ns;
1536		1694
1537	my $path = playerdir $pl;	1695	my $path = playerdir $pl;
1538	my $temp = "$path~$cf::RUNTIME~deleting~";	1696	my $temp = "$path~$cf::RUNTIME~deleting~";
1539	aio_rename $path, $temp;	1697	aio_rename $path, $temp;
…		…
1593	\@logins	1751	\@logins
1594	}	1752	}
1595		1753
1596	=item $player->maps	1754	=item $player->maps
1597		1755
		1756	=item cf::player::maps $login
		1757
1598	Returns an arrayref of map paths that are private for this	1758	Returns an arrayref of map paths that are private for this
1599	player. May block.	1759	player. May block.
1600		1760
1601	=cut	1761	=cut
1602		1762
…		…
1619	}	1779	}
1620		1780
1621	\@paths	1781	\@paths
1622	}	1782	}
1623		1783
1624	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1784	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1625		1785
1626	Expand crossfire pod fragments into protocol xml.	1786	Expand deliantra pod fragments into protocol xml.
1627
1628	=cut
1629
1630	use re 'eval';
1631
1632	my $group;
1633	my $interior; $interior = qr{
1634	# match a pod interior sequence sans C<< >>
1635	(?:
1636	\ (.*?)\ (?{ $group = $^N })
1637	| < (??{$interior}) >
1638	)
1639	}x;
1640
1641	sub expand_cfpod {
1642	my ($self, $pod) = @_;
1643
1644	my $xml;
1645
1646	while () {
1647	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1648	$group = $1;
1649
1650	$group =~ s/&/&amp;/g;
1651	$group =~ s/</&lt;/g;
1652
1653	$xml .= $group;
1654	} elsif ($pod =~ m%\G
1655	([BCGHITU])
1656	<
1657	(?:
1658	([^<>]*) (?{ $group = $^N })
1659	| < $interior >
1660	)
1661	>
1662	%gcsx
1663	) {
1664	my ($code, $data) = ($1, $group);
1665
1666	if ($code eq "B") {
1667	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1668	} elsif ($code eq "I") {
1669	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1670	} elsif ($code eq "U") {
1671	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1672	} elsif ($code eq "C") {
1673	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1674	} elsif ($code eq "T") {
1675	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1676	} elsif ($code eq "G") {
1677	my ($male, $female) = split /\|/, $data;
1678	$data = $self->gender ? $female : $male;
1679	$xml .= expand_cfpod ($self, $data);
1680	} elsif ($code eq "H") {
1681	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1682	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1683	"")
1684	[$self->{hintmode}];
1685	} else {
1686	$xml .= "error processing '$code($data)' directive";
1687	}
1688	} else {
1689	if ($pod =~ /\G(.+)/) {
1690	warn "parse error while expanding $pod (at $1)";
1691	}
1692	last;
1693	}
1694	}
1695
1696	for ($xml) {
1697	# create single paragraphs (very hackish)
1698	s/(?<=\S)\n(?=\w)/ /g;
1699
1700	# compress some whitespace
1701	s/\s+\n/\n/g; # ws line-ends
1702	s/\n\n+/\n/g; # double lines
1703	s/^\n+//; # beginning lines
1704	s/\n+$//; # ending lines
1705	}
1706
1707	$xml
1708	}
1709
1710	no re 'eval';
1711
1712	sub hintmode {
1713	$_[0]{hintmode} = $_[1] if @_ > 1;
1714	$_[0]{hintmode}
1715	}
1716		1787
1717	=item $player->ext_reply ($msgid, @msg)	1788	=item $player->ext_reply ($msgid, @msg)
1718		1789
1719	Sends an ext reply to the player.	1790	Sends an ext reply to the player.
1720		1791
…		…
1752		1823
1753	=cut	1824	=cut
1754		1825
1755	sub find_by_path($) {	1826	sub find_by_path($) {
1756	my ($path) = @_;	1827	my ($path) = @_;
		1828
		1829	$path =~ s/^~[^\/]*//; # skip ~login
1757		1830
1758	my ($match, $specificity);	1831	my ($match, $specificity);
1759		1832
1760	for my $region (list) {	1833	for my $region (list) {
1761	if ($region->{match} && $path =~ $region->{match}) {	1834	if ($region->{match} && $path =~ $region->{match}) {
…		…
1790	sub generate_random_map {	1863	sub generate_random_map {
1791	my ($self, $rmp) = @_;	1864	my ($self, $rmp) = @_;
1792		1865
1793	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	1866	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1794		1867
1795	# mit "rum" bekleckern, nicht
1796	$self->_create_random_map (	1868	$self->_create_random_map ($rmp);
1797	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1798	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1799	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1800	$rmp->{exit_on_final_map},
1801	$rmp->{xsize}, $rmp->{ysize},
1802	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1803	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1804	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1805	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1806	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1807	(cf::region::find $rmp->{region}), $rmp->{custom}
1808	)
1809	}	1869	}
1810		1870
1811	=item cf::map->register ($regex, $prio)	1871	=item cf::map->register ($regex, $prio)
1812		1872
1813	Register a handler for the map path matching the given regex at the	1873	Register a handler for the map path matching the given regex at the
…		…
1818		1878
1819	sub register {	1879	sub register {
1820	my (undef, $regex, $prio) = @_;	1880	my (undef, $regex, $prio) = @_;
1821	my $pkg = caller;	1881	my $pkg = caller;
1822		1882
1823	no strict;
1824	push @{"$pkg\::ISA"}, __PACKAGE__;	1883	push @{"$pkg\::ISA"}, __PACKAGE__;
1825		1884
1826	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1885	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1827	}	1886	}
1828		1887
1829	# also paths starting with '/'	1888	# also paths starting with '/'
1830	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1889	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1831		1890
1832	sub thawer_merge {	1891	sub thawer_merge {
1833	my ($self, $merge) = @_;	1892	my ($self, $merge) = @_;
1834		1893
1835	# we have to keep some variables in memory intact	1894	# we have to keep some variables in memory intact
…		…
1840	}	1899	}
1841		1900
1842	sub normalise {	1901	sub normalise {
1843	my ($path, $base) = @_;	1902	my ($path, $base) = @_;
1844		1903
1845	$path = "$path"; # make sure its a string	1904	$path = "$path"; # make sure it's a string
1846		1905
1847	$path =~ s/\.map$//;	1906	$path =~ s/\.map$//;
1848		1907
1849	# map plan:	1908	# map plan:
1850	#	1909	#
…		…
1865	$base =~ s{[^/]+/?$}{};	1924	$base =~ s{[^/]+/?$}{};
1866	$path = "$base/$path";	1925	$path = "$base/$path";
1867	}	1926	}
1868		1927
1869	for ($path) {	1928	for ($path) {
1870	redo if s{//}{/};
1871	redo if s{/\.?/}{/};	1929	redo if s{/\.?/}{/};
1872	redo if s{/[^/]+/\.\./}{/};	1930	redo if s{/[^/]+/\.\./}{/};
1873	}	1931	}
1874		1932
1875	$path	1933	$path
…		…
1889	$self->init; # pass $1 etc.	1947	$self->init; # pass $1 etc.
1890	return $self;	1948	return $self;
1891	}	1949	}
1892	}	1950	}
1893		1951
1894	Carp::cluck "unable to resolve path '$path' (base '$base').";	1952	Carp::cluck "unable to resolve path '$path' (base '$base')";
1895	()	1953	()
1896	}	1954	}
1897		1955
1898	sub init {	1956	sub init {
1899	my ($self) = @_;	1957	my ($self) = @_;
…		…
1931	sub uniq_path {	1989	sub uniq_path {
1932	my ($self) = @_;	1990	my ($self) = @_;
1933		1991
1934	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	1992	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1935	"$UNIQUEDIR/$path"	1993	"$UNIQUEDIR/$path"
1936	}
1937
1938	# and all this just because we cannot iterate over
1939	# all maps in C++...
1940	sub change_all_map_light {
1941	my ($change) = @_;
1942
1943	$_->change_map_light ($change)
1944	for grep $_->outdoor, values %cf::MAP;
1945	}	1994	}
1946		1995
1947	sub decay_objects {	1996	sub decay_objects {
1948	my ($self) = @_;	1997	my ($self) = @_;
1949		1998
…		…
2031		2080
2032	sub find;	2081	sub find;
2033	sub find {	2082	sub find {
2034	my ($path, $origin) = @_;	2083	my ($path, $origin) = @_;
2035		2084
		2085	cf::cede_to_tick;
		2086
2036	$path = normalise $path, $origin && $origin->path;	2087	$path = normalise $path, $origin && $origin->path;
2037		2088
2038	cf::lock_wait "map_data:$path";#d#remove	2089	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
2039	cf::lock_wait "map_find:$path";	2090	my $guard2 = cf::lock_acquire "map_find:$path";
2040		2091
2041	$cf::MAP{$path} || do {	2092	$cf::MAP{$path} || do {
2042	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
2043	my $guard2 = cf::lock_acquire "map_find:$path";
2044
2045	my $map = new_from_path cf::map $path	2093	my $map = new_from_path cf::map $path
2046	or return;	2094	or return;
2047		2095
2048	$map->{last_save} = $cf::RUNTIME;	2096	$map->{last_save} = $cf::RUNTIME;
2049		2097
…		…
2061		2109
2062	$cf::MAP{$path} = $map	2110	$cf::MAP{$path} = $map
2063	}	2111	}
2064	}	2112	}
2065		2113
2066	sub pre_load { }	2114	sub pre_load { }
2067	sub post_load { }	2115	#sub post_load { } # XS
2068		2116
2069	sub load {	2117	sub load {
2070	my ($self) = @_;	2118	my ($self) = @_;
2071		2119
2072	local $self->{deny_reset} = 1; # loading can take a long time	2120	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2117	unless ($self->{deny_activate}) {	2165	unless ($self->{deny_activate}) {
2118	$self->decay_objects;	2166	$self->decay_objects;
2119	$self->fix_auto_apply;	2167	$self->fix_auto_apply;
2120	$self->update_buttons;	2168	$self->update_buttons;
2121	cf::cede_to_tick;	2169	cf::cede_to_tick;
2122	$self->set_darkness_map;
2123	cf::cede_to_tick;
2124	$self->activate;	2170	$self->activate;
2125	}	2171	}
2126		2172
2127	$self->{last_save} = $cf::RUNTIME;	2173	$self->{last_save} = $cf::RUNTIME;
2128	$self->last_access ($cf::RUNTIME);	2174	$self->last_access ($cf::RUNTIME);
2129		2175
2130	$self->in_memory (cf::MAP_ACTIVE);	2176	$self->in_memory (cf::MAP_ACTIVE);
2131	}	2177	}
2132		2178
2133	$self->post_load;	2179	$self->post_load;
2134	}
2135		2180
		2181	1
		2182	}
		2183
		2184	# customize the map for a given player, i.e.
		2185	# return the _real_ map. used by e.g. per-player
		2186	# maps to change the path to ~playername/mappath
2136	sub customise_for {	2187	sub customise_for {
2137	my ($self, $ob) = @_;	2188	my ($self, $ob) = @_;
2138		2189
2139	return find "~" . $ob->name . "/" . $self->{path}	2190	return find "~" . $ob->name . "/" . $self->{path}
2140	if $self->per_player;	2191	if $self->per_player;
…		…
2156	or next;	2207	or next;
2157	$neigh = find $neigh, $map	2208	$neigh = find $neigh, $map
2158	or next;	2209	or next;
2159	$neigh->load;	2210	$neigh->load;
2160		2211
		2212	# now find the diagonal neighbours
2161	push @neigh,	2213	push @neigh,
2162	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2214	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2163	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2215	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2164	}	2216	}
2165		2217
…		…
2172	}	2224	}
2173		2225
2174	sub find_sync {	2226	sub find_sync {
2175	my ($path, $origin) = @_;	2227	my ($path, $origin) = @_;
2176		2228
2177	cf::sync_job { find $path, $origin }	2229	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2230	if $Coro::current == $Coro::main;
		2231
		2232	find $path, $origin
2178	}	2233	}
2179		2234
2180	sub do_load_sync {	2235	sub do_load_sync {
2181	my ($map) = @_;	2236	my ($map) = @_;
2182		2237
2183	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2238	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2184	if $Coro::current == $Coro::main;	2239	if $Coro::current == $Coro::main;
2185		2240
2186	cf::sync_job { $map->load };	2241	$map->load;
2187	}	2242	}
2188		2243
2189	our %MAP_PREFETCH;	2244	our %MAP_PREFETCH;
2190	our $MAP_PREFETCHER = undef;	2245	our $MAP_PREFETCHER = undef;
2191		2246
…		…
2217	$MAP_PREFETCHER->prio (6);	2272	$MAP_PREFETCHER->prio (6);
2218		2273
2219	()	2274	()
2220	}	2275	}
2221		2276
		2277	# common code, used by both ->save and ->swapout
2222	sub save {	2278	sub _save {
2223	my ($self) = @_;	2279	my ($self) = @_;
2224
2225	my $lock = cf::lock_acquire "map_data:$self->{path}";
2226		2280
2227	$self->{last_save} = $cf::RUNTIME;	2281	$self->{last_save} = $cf::RUNTIME;
2228		2282
2229	return unless $self->dirty;	2283	return unless $self->dirty;
2230		2284
…		…
2250	} else {	2304	} else {
2251	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2305	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2252	}	2306	}
2253	}	2307	}
2254		2308
		2309	sub save {
		2310	my ($self) = @_;
		2311
		2312	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2313
		2314	$self->_save;
		2315	}
		2316
2255	sub swap_out {	2317	sub swap_out {
2256	my ($self) = @_;	2318	my ($self) = @_;
2257		2319
2258	# save first because save cedes
2259	$self->save;
2260
2261	my $lock = cf::lock_acquire "map_data:$self->{path}";	2320	my $lock = cf::lock_acquire "map_data:$self->{path}";
2262		2321
2263	return if $self->players;
2264	return if $self->in_memory != cf::MAP_ACTIVE;	2322	return if $self->in_memory != cf::MAP_ACTIVE;
2265	return if $self->{deny_save};	2323	return if $self->{deny_save};
		2324	return if $self->players;
2266		2325
		2326	# first deactivate the map and "unlink" it from the core
		2327	$self->deactivate;
		2328	$_->clear_links_to ($self) for values %cf::MAP;
2267	$self->in_memory (cf::MAP_SWAPPED);	2329	$self->in_memory (cf::MAP_SWAPPED);
		2330
		2331	# then atomically save
		2332	$self->_save;
		2333
		2334	# then free the map
		2335	$self->clear;
		2336	}
		2337
		2338	sub reset_at {
		2339	my ($self) = @_;
		2340
		2341	# TODO: safety, remove and allow resettable per-player maps
		2342	return 1e99 if $self->{deny_reset};
		2343
		2344	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2345	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2346
		2347	$time + $to
		2348	}
		2349
		2350	sub should_reset {
		2351	my ($self) = @_;
		2352
		2353	$self->reset_at <= $cf::RUNTIME
		2354	}
		2355
		2356	sub reset {
		2357	my ($self) = @_;
		2358
		2359	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2360
		2361	return if $self->players;
		2362
		2363	cf::trace "resetting map ", $self->path, "\n";
		2364
		2365	$self->in_memory (cf::MAP_SWAPPED);
		2366
		2367	# need to save uniques path
		2368	unless ($self->{deny_save}) {
		2369	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2370
		2371	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2372	if $uniq;
		2373	}
		2374
		2375	delete $cf::MAP{$self->path};
2268		2376
2269	$self->deactivate;	2377	$self->deactivate;
2270	$_->clear_links_to ($self) for values %cf::MAP;	2378	$_->clear_links_to ($self) for values %cf::MAP;
2271	$self->clear;	2379	$self->clear;
2272	}
2273
2274	sub reset_at {
2275	my ($self) = @_;
2276
2277	# TODO: safety, remove and allow resettable per-player maps
2278	return 1e99 if $self->{deny_reset};
2279
2280	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2281	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2282
2283	$time + $to
2284	}
2285
2286	sub should_reset {
2287	my ($self) = @_;
2288
2289	$self->reset_at <= $cf::RUNTIME
2290	}
2291
2292	sub reset {
2293	my ($self) = @_;
2294
2295	my $lock = cf::lock_acquire "map_data:$self->{path}";
2296
2297	return if $self->players;
2298
2299	warn "resetting map ", $self->path;
2300
2301	$self->in_memory (cf::MAP_SWAPPED);
2302
2303	# need to save uniques path
2304	unless ($self->{deny_save}) {
2305	my $uniq = $self->uniq_path; utf8::encode $uniq;
2306
2307	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2308	if $uniq;
2309	}
2310
2311	delete $cf::MAP{$self->path};
2312
2313	$self->deactivate;
2314	$_->clear_links_to ($self) for values %cf::MAP;
2315	$self->clear;
2316		2380
2317	$self->unlink_save;	2381	$self->unlink_save;
2318	$self->destroy;	2382	$self->destroy;
2319	}	2383	}
2320		2384
…		…
2328		2392
2329	delete $cf::MAP{$self->path};	2393	delete $cf::MAP{$self->path};
2330		2394
2331	$self->unlink_save;	2395	$self->unlink_save;
2332		2396
2333	bless $self, "cf::map";	2397	bless $self, "cf::map::wrap";
2334	delete $self->{deny_reset};	2398	delete $self->{deny_reset};
2335	$self->{deny_save} = 1;	2399	$self->{deny_save} = 1;
2336	$self->reset_timeout (1);	2400	$self->reset_timeout (1);
2337	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2401	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2338		2402
…		…
2395	: normalise $_	2459	: normalise $_
2396	} @{ aio_readdir $UNIQUEDIR or [] }	2460	} @{ aio_readdir $UNIQUEDIR or [] }
2397	]	2461	]
2398	}	2462	}
2399		2463
		2464	=item cf::map::static_maps
		2465
		2466	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2467	file in the shared directory excluding F</styles> and F</editor>). May
		2468	block.
		2469
		2470	=cut
		2471
		2472	sub static_maps() {
		2473	my @dirs = "";
		2474	my @maps;
		2475
		2476	while (@dirs) {
		2477	my $dir = shift @dirs;
		2478
		2479	next if $dir eq "/styles" || $dir eq "/editor";
		2480
		2481	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2482	or return;
		2483
		2484	for (@$files) {
		2485	s/\.map$// or next;
		2486	utf8::decode $_;
		2487	push @maps, "$dir/$_";
		2488	}
		2489
		2490	push @dirs, map "$dir/$_", @$dirs;
		2491	}
		2492
		2493	\@maps
		2494	}
		2495
2400	=back	2496	=back
2401		2497
2402	=head3 cf::object	2498	=head3 cf::object
2403		2499
2404	=cut	2500	=cut
…		…
2469		2565
2470	our $SAY_CHANNEL = {	2566	our $SAY_CHANNEL = {
2471	id => "say",	2567	id => "say",
2472	title => "Map",	2568	title => "Map",
2473	reply => "say ",	2569	reply => "say ",
2474	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",	2570	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2475	};	2571	};
2476		2572
2477	our $CHAT_CHANNEL = {	2573	our $CHAT_CHANNEL = {
2478	id => "chat",	2574	id => "chat",
2479	title => "Chat",	2575	title => "Chat",
…		…
2534		2630
2535	=item $player_object->enter_link	2631	=item $player_object->enter_link
2536		2632
2537	Freezes the player and moves him/her to a special map (C<{link}>).	2633	Freezes the player and moves him/her to a special map (C<{link}>).
2538		2634
2539	The player should be reasonably safe there for short amounts of time. You	2635	The player should be reasonably safe there for short amounts of time (e.g.
2540	I<MUST> call C<leave_link> as soon as possible, though.	2636	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2637	though, as the player cannot control the character while it is on the link
		2638	map.
2541		2639
2542	Will never block.	2640	Will never block.
2543		2641
2544	=item $player_object->leave_link ($map, $x, $y)	2642	=item $player_object->leave_link ($map, $x, $y)
2545		2643
…		…
2565	sub cf::object::player::enter_link {	2663	sub cf::object::player::enter_link {
2566	my ($self) = @_;	2664	my ($self) = @_;
2567		2665
2568	$self->deactivate_recursive;	2666	$self->deactivate_recursive;
2569		2667
		2668	++$self->{_link_recursion};
		2669
2570	return if UNIVERSAL::isa $self->map, "ext::map_link";	2670	return if UNIVERSAL::isa $self->map, "ext::map_link";
2571		2671
2572	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2672	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2573	if $self->map && $self->map->{path} ne "{link}";	2673	if $self->map && $self->map->{path} ne "{link}";
2574		2674
2575	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2675	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2576	}	2676	}
2577		2677
2578	sub cf::object::player::leave_link {	2678	sub cf::object::player::leave_link {
2579	my ($self, $map, $x, $y) = @_;	2679	my ($self, $map, $x, $y) = @_;
2580		2680
…		…
2597	($x, $y) = (-1, -1)	2697	($x, $y) = (-1, -1)
2598	unless (defined $x) && (defined $y);	2698	unless (defined $x) && (defined $y);
2599		2699
2600	# use -1 or undef as default coordinates, not 0, 0	2700	# use -1 or undef as default coordinates, not 0, 0
2601	($x, $y) = ($map->enter_x, $map->enter_y)	2701	($x, $y) = ($map->enter_x, $map->enter_y)
2602	if $x <=0 && $y <= 0;	2702	if $x <= 0 && $y <= 0;
2603		2703
2604	$map->load;	2704	$map->load;
2605	$map->load_neighbours;	2705	$map->load_neighbours;
2606		2706
2607	return unless $self->contr->active;	2707	return unless $self->contr->active;
2608	$self->activate_recursive;
2609		2708
2610	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2709	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2611	$self->enter_map ($map, $x, $y);	2710	if ($self->enter_map ($map, $x, $y)) {
2612	}	2711	# entering was successful
		2712	delete $self->{_link_recursion};
		2713	# only activate afterwards, to support waiting in hooks
		2714	$self->activate_recursive;
		2715	}
2613		2716
		2717	}
		2718
2614	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2719	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2615		2720
2616	Moves the player to the given map-path and coordinates by first freezing	2721	Moves the player to the given map-path and coordinates by first freezing
2617	her, loading and preparing them map, calling the provided $check callback	2722	her, loading and preparing them map, calling the provided $check callback
2618	that has to return the map if sucecssful, and then unfreezes the player on	2723	that has to return the map if sucecssful, and then unfreezes the player on
2619	the new (success) or old (failed) map position. In either case, $done will	2724	the new (success) or old (failed) map position. In either case, $done will
…		…
2626		2731
2627	our $GOTOGEN;	2732	our $GOTOGEN;
2628		2733
2629	sub cf::object::player::goto {	2734	sub cf::object::player::goto {
2630	my ($self, $path, $x, $y, $check, $done) = @_;	2735	my ($self, $path, $x, $y, $check, $done) = @_;
		2736
		2737	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2738	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2739	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2740	($path, $x, $y) = @$EMERGENCY_POSITION;
		2741	}
2631		2742
2632	# do generation counting so two concurrent goto's will be executed in-order	2743	# do generation counting so two concurrent goto's will be executed in-order
2633	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2744	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2634		2745
2635	$self->enter_link;	2746	$self->enter_link;
…		…
2659	my $map = eval {	2770	my $map = eval {
2660	my $map = defined $path ? cf::map::find $path : undef;	2771	my $map = defined $path ? cf::map::find $path : undef;
2661		2772
2662	if ($map) {	2773	if ($map) {
2663	$map = $map->customise_for ($self);	2774	$map = $map->customise_for ($self);
2664	$map = $check->($map) if $check && $map;	2775	$map = $check->($map, $x, $y, $self) if $check && $map;
2665	} else {	2776	} else {
2666	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2777	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2667	}	2778	}
2668		2779
2669	$map	2780	$map
…		…
2677	if ($gen == $self->{_goto_generation}) {	2788	if ($gen == $self->{_goto_generation}) {
2678	delete $self->{_goto_generation};	2789	delete $self->{_goto_generation};
2679	$self->leave_link ($map, $x, $y);	2790	$self->leave_link ($map, $x, $y);
2680	}	2791	}
2681		2792
2682	$done->() if $done;	2793	$done->($self) if $done;
2683	})->prio (1);	2794	})->prio (1);
2684	}	2795	}
2685		2796
2686	=item $player_object->enter_exit ($exit_object)	2797	=item $player_object->enter_exit ($exit_object)
2687		2798
…		…
2775	$self->contr->savebed ($map, $x, $y)	2886	$self->contr->savebed ($map, $x, $y)
2776	if $exit->flag (cf::FLAG_DAMNED);	2887	if $exit->flag (cf::FLAG_DAMNED);
2777		2888
2778	1	2889	1
2779	}) {	2890	}) {
2780	$self->message ("Something went wrong deep within the crossfire server. "	2891	$self->message ("Something went wrong deep within the deliantra server. "
2781	. "I'll try to bring you back to the map you were before. "	2892	. "I'll try to bring you back to the map you were before. "
2782	. "Please report this to the dungeon master!",	2893	. "Please report this to the dungeon master!",
2783	cf::NDI_UNIQUE | cf::NDI_RED);	2894	cf::NDI_UNIQUE | cf::NDI_RED);
2784		2895
2785	warn "ERROR in enter_exit: $@";	2896	error "ERROR in enter_exit: $@";
2786	$self->leave_link;	2897	$self->leave_link;
2787	}	2898	}
2788	})->prio (1);	2899	})->prio (1);
2789	}	2900	}
2790		2901
…		…
2802	sub cf::client::send_drawinfo {	2913	sub cf::client::send_drawinfo {
2803	my ($self, $text, $flags) = @_;	2914	my ($self, $text, $flags) = @_;
2804		2915
2805	utf8::encode $text;	2916	utf8::encode $text;
2806	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2917	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2918	}
		2919
		2920	=item $client->send_big_packet ($pkt)
		2921
		2922	Like C<send_packet>, but tries to compress large packets, and fragments
		2923	them as required.
		2924
		2925	=cut
		2926
		2927	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2928
		2929	sub cf::client::send_big_packet {
		2930	my ($self, $pkt) = @_;
		2931
		2932	# try lzf for large packets
		2933	$pkt = "lzf " . Compress::LZF::compress $pkt
		2934	if 1024 <= length $pkt and $self->{can_lzf};
		2935
		2936	# split very large packets
		2937	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2938	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2939	$pkt = "frag";
		2940	}
		2941
		2942	$self->send_packet ($pkt);
2807	}	2943	}
2808		2944
2809	=item $client->send_msg ($channel, $msg, $color, [extra...])	2945	=item $client->send_msg ($channel, $msg, $color, [extra...])
2810		2946
2811	Send a drawinfo or msg packet to the client, formatting the msg for the	2947	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2815		2951
2816	=cut	2952	=cut
2817		2953
2818	# non-persistent channels (usually the info channel)	2954	# non-persistent channels (usually the info channel)
2819	our %CHANNEL = (	2955	our %CHANNEL = (
		2956	"c/motd" => {
		2957	id => "infobox",
		2958	title => "MOTD",
		2959	reply => undef,
		2960	tooltip => "The message of the day",
		2961	},
2820	"c/identify" => {	2962	"c/identify" => {
2821	id => "infobox",	2963	id => "infobox",
2822	title => "Identify",	2964	title => "Identify",
2823	reply => undef,	2965	reply => undef,
2824	tooltip => "Items recently identified",	2966	tooltip => "Items recently identified",
…		…
2826	"c/examine" => {	2968	"c/examine" => {
2827	id => "infobox",	2969	id => "infobox",
2828	title => "Examine",	2970	title => "Examine",
2829	reply => undef,	2971	reply => undef,
2830	tooltip => "Signs and other items you examined",	2972	tooltip => "Signs and other items you examined",
		2973	},
		2974	"c/shopinfo" => {
		2975	id => "infobox",
		2976	title => "Shop Info",
		2977	reply => undef,
		2978	tooltip => "What your bargaining skill tells you about the shop",
2831	},	2979	},
2832	"c/book" => {	2980	"c/book" => {
2833	id => "infobox",	2981	id => "infobox",
2834	title => "Book",	2982	title => "Book",
2835	reply => undef,	2983	reply => undef,
…		…
2851	id => "infobox",	2999	id => "infobox",
2852	title => "Body Parts",	3000	title => "Body Parts",
2853	reply => undef,	3001	reply => undef,
2854	tooltip => "Shows which body parts you posess and are available",	3002	tooltip => "Shows which body parts you posess and are available",
2855	},	3003	},
		3004	"c/statistics" => {
		3005	id => "infobox",
		3006	title => "Statistics",
		3007	reply => undef,
		3008	tooltip => "Shows your primary statistics",
		3009	},
		3010	"c/skills" => {
		3011	id => "infobox",
		3012	title => "Skills",
		3013	reply => undef,
		3014	tooltip => "Shows your experience per skill and item power",
		3015	},
		3016	"c/shopitems" => {
		3017	id => "infobox",
		3018	title => "Shop Items",
		3019	reply => undef,
		3020	tooltip => "Shows the items currently for sale in this shop",
		3021	},
		3022	"c/resistances" => {
		3023	id => "infobox",
		3024	title => "Resistances",
		3025	reply => undef,
		3026	tooltip => "Shows your resistances",
		3027	},
		3028	"c/pets" => {
		3029	id => "infobox",
		3030	title => "Pets",
		3031	reply => undef,
		3032	tooltip => "Shows information abotu your pets/a specific pet",
		3033	},
		3034	"c/perceiveself" => {
		3035	id => "infobox",
		3036	title => "Perceive Self",
		3037	reply => undef,
		3038	tooltip => "You gained detailed knowledge about yourself",
		3039	},
2856	"c/uptime" => {	3040	"c/uptime" => {
2857	id => "infobox",	3041	id => "infobox",
2858	title => "Uptime",	3042	title => "Uptime",
2859	reply => undef,	3043	reply => undef,
2860	tooltip => "How long the server has been running since last restart",	3044	tooltip => "How long the server has been running since last restart",
…		…
2869	id => "party",	3053	id => "party",
2870	title => "Party",	3054	title => "Party",
2871	reply => "gsay ",	3055	reply => "gsay ",
2872	tooltip => "Messages and chat related to your party",	3056	tooltip => "Messages and chat related to your party",
2873	},	3057	},
		3058	"c/death" => {
		3059	id => "death",
		3060	title => "Death",
		3061	reply => undef,
		3062	tooltip => "Reason for and more info about your most recent death",
		3063	},
		3064	"c/say" => $SAY_CHANNEL,
		3065	"c/chat" => $CHAT_CHANNEL,
2874	);	3066	);
2875		3067
2876	sub cf::client::send_msg {	3068	sub cf::client::send_msg {
2877	my ($self, $channel, $msg, $color, @extra) = @_;	3069	my ($self, $channel, $msg, $color, @extra) = @_;
2878		3070
2879	$msg = $self->pl->expand_cfpod ($msg);	3071	$msg = $self->pl->expand_cfpod ($msg)
		3072	unless $color & cf::NDI_VERBATIM;
2880		3073
2881	$color &= cf::NDI_CLIENT_MASK; # just in case...	3074	$color &= cf::NDI_CLIENT_MASK; # just in case...
2882		3075
2883	# check predefined channels, for the benefit of C	3076	# check predefined channels, for the benefit of C
2884	if ($CHANNEL{$channel}) {	3077	if ($CHANNEL{$channel}) {
2885	$channel = $CHANNEL{$channel};	3078	$channel = $CHANNEL{$channel};
2886		3079
2887	$self->ext_msg (channel_info => $channel)	3080	$self->ext_msg (channel_info => $channel);
2888	if $self->can_msg;
2889
2890	$channel = $channel->{id};	3081	$channel = $channel->{id};
2891		3082
2892	} elsif (ref $channel) {	3083	} elsif (ref $channel) {
2893	# send meta info to client, if not yet sent	3084	# send meta info to client, if not yet sent
2894	unless (exists $self->{channel}{$channel->{id}}) {	3085	unless (exists $self->{channel}{$channel->{id}}) {
2895	$self->{channel}{$channel->{id}} = $channel;	3086	$self->{channel}{$channel->{id}} = $channel;
2896	$self->ext_msg (channel_info => $channel)	3087	$self->ext_msg (channel_info => $channel);
2897	if $self->can_msg;
2898	}	3088	}
2899		3089
2900	$channel = $channel->{id};	3090	$channel = $channel->{id};
2901	}	3091	}
2902		3092
2903	return unless @extra || length $msg;	3093	return unless @extra || length $msg;
2904		3094
2905	if ($self->can_msg) {
2906	# default colour, mask it out	3095	# default colour, mask it out
2907	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3096	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2908	if $color & cf::NDI_DEF;	3097	if $color & cf::NDI_DEF;
2909		3098
2910	$self->send_packet ("msg " . $self->{json_coder}->encode (	3099	my $pkt = "msg "
		3100	. $self->{json_coder}->encode (
2911	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3101	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2912	} else {	3102	);
2913	if ($color >= 0) {
2914	# replace some tags by gcfclient-compatible ones
2915	for ($msg) {
2916	1 while
2917	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2918	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2919	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2920	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2921	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2922	}
2923		3103
2924	$color &= cf::NDI_COLOR_MASK;	3104	$self->send_big_packet ($pkt);
2925
2926	utf8::encode $msg;
2927
2928	if (0 && $msg =~ /\[/) {
2929	# COMMAND/INFO
2930	$self->send_packet ("drawextinfo $color 10 8 $msg")
2931	} else {
2932	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2933	$self->send_packet ("drawinfo $color $msg")
2934	}
2935	}
2936	}
2937	}	3105	}
2938		3106
2939	=item $client->ext_msg ($type, @msg)	3107	=item $client->ext_msg ($type, @msg)
2940		3108
2941	Sends an ext event to the client.	3109	Sends an ext event to the client.
…		…
2944		3112
2945	sub cf::client::ext_msg($$@) {	3113	sub cf::client::ext_msg($$@) {
2946	my ($self, $type, @msg) = @_;	3114	my ($self, $type, @msg) = @_;
2947		3115
2948	if ($self->extcmd == 2) {	3116	if ($self->extcmd == 2) {
2949	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3117	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2950	} elsif ($self->extcmd == 1) { # TODO: remove	3118	} elsif ($self->extcmd == 1) { # TODO: remove
2951	push @msg, msgtype => "event_$type";	3119	push @msg, msgtype => "event_$type";
2952	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3120	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2953	}	3121	}
2954	}	3122	}
2955		3123
2956	=item $client->ext_reply ($msgid, @msg)	3124	=item $client->ext_reply ($msgid, @msg)
2957		3125
…		…
2961		3129
2962	sub cf::client::ext_reply($$@) {	3130	sub cf::client::ext_reply($$@) {
2963	my ($self, $id, @msg) = @_;	3131	my ($self, $id, @msg) = @_;
2964		3132
2965	if ($self->extcmd == 2) {	3133	if ($self->extcmd == 2) {
2966	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3134	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2967	} elsif ($self->extcmd == 1) {	3135	} elsif ($self->extcmd == 1) {
2968	#TODO: version 1, remove	3136	#TODO: version 1, remove
2969	unshift @msg, msgtype => "reply", msgid => $id;	3137	unshift @msg, msgtype => "reply", msgid => $id;
2970	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3138	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2971	}	3139	}
2972	}	3140	}
2973		3141
2974	=item $success = $client->query ($flags, "text", \&cb)	3142	=item $success = $client->query ($flags, "text", \&cb)
2975		3143
…		…
3046		3214
3047	$ns->ext_reply ($reply, @reply)	3215	$ns->ext_reply ($reply, @reply)
3048	if $reply;	3216	if $reply;
3049		3217
3050	} else {	3218	} else {
3051	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3219	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3052	}	3220	}
3053		3221
3054	cf::override;	3222	cf::override;
3055	},	3223	},
3056	);	3224	);
…		…
3076		3244
3077	$coro	3245	$coro
3078	}	3246	}
3079		3247
3080	cf::client->attach (	3248	cf::client->attach (
3081	on_destroy => sub {	3249	on_client_destroy => sub {
3082	my ($ns) = @_;	3250	my ($ns) = @_;
3083		3251
3084	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3252	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3085	},	3253	},
3086	);	3254	);
…		…
3102	our $safe_hole = new Safe::Hole;	3270	our $safe_hole = new Safe::Hole;
3103		3271
3104	$SIG{FPE} = 'IGNORE';	3272	$SIG{FPE} = 'IGNORE';
3105		3273
3106	$safe->permit_only (Opcode::opset qw(	3274	$safe->permit_only (Opcode::opset qw(
3107	:base_core :base_mem :base_orig :base_math	3275	:base_core :base_mem :base_orig :base_math :base_loop
3108	grepstart grepwhile mapstart mapwhile	3276	grepstart grepwhile mapstart mapwhile
3109	sort time	3277	sort time
3110	));	3278	));
3111		3279
3112	# here we export the classes and methods available to script code	3280	# here we export the classes and methods available to script code
…		…
3116	The following functions and methods are available within a safe environment:	3284	The following functions and methods are available within a safe environment:
3117		3285
3118	cf::object	3286	cf::object
3119	contr pay_amount pay_player map x y force_find force_add destroy	3287	contr pay_amount pay_player map x y force_find force_add destroy
3120	insert remove name archname title slaying race decrease split	3288	insert remove name archname title slaying race decrease split
		3289	value
3121		3290
3122	cf::object::player	3291	cf::object::player
3123	player	3292	player
3124		3293
3125	cf::player	3294	cf::player
…		…
3131	=cut	3300	=cut
3132		3301
3133	for (	3302	for (
3134	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3303	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3135	insert remove inv nrof name archname title slaying race	3304	insert remove inv nrof name archname title slaying race
3136	decrease split destroy change_exp)],	3305	decrease split destroy change_exp value msg lore send_msg)],
3137	["cf::object::player" => qw(player)],	3306	["cf::object::player" => qw(player)],
3138	["cf::player" => qw(peaceful)],	3307	["cf::player" => qw(peaceful send_msg)],
3139	["cf::map" => qw(trigger)],	3308	["cf::map" => qw(trigger)],
3140	) {	3309	) {
3141	no strict 'refs';
3142	my ($pkg, @funs) = @$_;	3310	my ($pkg, @funs) = @$_;
3143	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3311	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3144	for @funs;	3312	for @funs;
3145	}	3313	}
3146		3314
…		…
3161		3329
3162	my $qcode = $code;	3330	my $qcode = $code;
3163	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3331	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3164	$qcode =~ s/\n/\\n/g;	3332	$qcode =~ s/\n/\\n/g;
3165		3333
		3334	%vars = (_dummy => 0) unless %vars;
		3335
		3336	my @res;
3166	local $_;	3337	local $_;
3167	local @safe::cf::_safe_eval_args = values %vars;
3168		3338
3169	my $eval =	3339	my $eval =
3170	"do {\n"	3340	"do {\n"
3171	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3341	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3172	. "#line 0 \"{$qcode}\"\n"	3342	. "#line 0 \"{$qcode}\"\n"
3173	. $code	3343	. $code
3174	. "\n}"	3344	. "\n}"
3175	;	3345	;
3176		3346
		3347	if ($CFG{safe_eval}) {
3177	sub_generation_inc;	3348	sub_generation_inc;
		3349	local @safe::cf::_safe_eval_args = values %vars;
3178	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3350	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3179	sub_generation_inc;	3351	sub_generation_inc;
		3352	} else {
		3353	local @cf::_safe_eval_args = values %vars;
		3354	@res = wantarray ? eval eval : scalar eval $eval;
		3355	}
3180		3356
3181	if ($@) {	3357	if ($@) {
3182	warn "$@";	3358	warn "$@",
3183	warn "while executing safe code '$code'\n";	3359	"while executing safe code '$code'\n",
3184	warn "with arguments " . (join " ", %vars) . "\n";	3360	"with arguments " . (join " ", %vars) . "\n";
3185	}	3361	}
3186		3362
3187	wantarray ? @res : $res[0]	3363	wantarray ? @res : $res[0]
3188	}	3364	}
3189		3365
…		…
3203	=cut	3379	=cut
3204		3380
3205	sub register_script_function {	3381	sub register_script_function {
3206	my ($fun, $cb) = @_;	3382	my ($fun, $cb) = @_;
3207		3383
3208	no strict 'refs';	3384	$fun = "safe::$fun" if $CFG{safe_eval};
3209	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3385	*$fun = $safe_hole->wrap ($cb);
3210	}	3386	}
3211		3387
3212	=back	3388	=back
3213		3389
3214	=cut	3390	=cut
…		…
3223	# for this (global event?)	3399	# for this (global event?)
3224	%ext::player_env::MUSIC_FACE_CACHE = ();	3400	%ext::player_env::MUSIC_FACE_CACHE = ();
3225		3401
3226	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3402	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3227		3403
3228	warn "loading facedata from $path\n";	3404	trace "loading facedata from $path\n";
3229		3405
3230	my $facedata;
3231	0 < aio_load $path, $facedata	3406	0 < aio_load $path, my $facedata
3232	or die "$path: $!";	3407	or die "$path: $!";
3233		3408
3234	$facedata = Coro::Storable::thaw $facedata;	3409	$facedata = Coro::Storable::thaw $facedata;
3235		3410
3236	$facedata->{version} == 2	3411	$facedata->{version} == 2
3237	or cf::cleanup "$path: version mismatch, cannot proceed.";	3412	or cf::cleanup "$path: version mismatch, cannot proceed.";
3238		3413
3239	# patch in the exptable	3414	# patch in the exptable
		3415	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3240	$facedata->{resource}{"res/exp_table"} = {	3416	$facedata->{resource}{"res/exp_table"} = {
3241	type => FT_RSRC,	3417	type => FT_RSRC,
3242	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3418	data => $exp_table,
		3419	hash => (Digest::MD5::md5 $exp_table),
3243	};	3420	};
3244	cf::cede_to_tick;	3421	cf::cede_to_tick;
3245		3422
3246	{	3423	{
3247	my $faces = $facedata->{faceinfo};	3424	my $faces = $facedata->{faceinfo};
…		…
3249	while (my ($face, $info) = each %$faces) {	3426	while (my ($face, $info) = each %$faces) {
3250	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3427	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3251		3428
3252	cf::face::set_visibility $idx, $info->{visibility};	3429	cf::face::set_visibility $idx, $info->{visibility};
3253	cf::face::set_magicmap $idx, $info->{magicmap};	3430	cf::face::set_magicmap $idx, $info->{magicmap};
3254	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3431	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3255	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3432	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3433	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
3256		3434
3257	cf::cede_to_tick;	3435	cf::cede_to_tick;
3258	}	3436	}
3259		3437
3260	while (my ($face, $info) = each %$faces) {	3438	while (my ($face, $info) = each %$faces) {
…		…
3265		3443
3266	if (my $smooth = cf::face::find $info->{smooth}) {	3444	if (my $smooth = cf::face::find $info->{smooth}) {
3267	cf::face::set_smooth $idx, $smooth;	3445	cf::face::set_smooth $idx, $smooth;
3268	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3446	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3269	} else {	3447	} else {
3270	warn "smooth face '$info->{smooth}' not found for face '$face'";	3448	error "smooth face '$info->{smooth}' not found for face '$face'";
3271	}	3449	}
3272		3450
3273	cf::cede_to_tick;	3451	cf::cede_to_tick;
3274	}	3452	}
3275	}	3453	}
…		…
3284		3462
3285	cf::anim::invalidate_all; # d'oh	3463	cf::anim::invalidate_all; # d'oh
3286	}	3464	}
3287		3465
3288	{	3466	{
3289	# TODO: for gcfclient pleasure, we should give resources
3290	# that gcfclient doesn't grok a >10000 face index.
3291	my $res = $facedata->{resource};	3467	my $res = $facedata->{resource};
3292		3468
3293	while (my ($name, $info) = each %$res) {	3469	while (my ($name, $info) = each %$res) {
3294	if (defined $info->{type}) {	3470	if (defined $info->{type}) {
3295	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3471	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3296	my $data;
3297		3472
3298	if ($info->{type} & 1) {	3473	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3299	# prepend meta info
3300
3301	my $meta = $enc->encode ({
3302	name => $name,
3303	%{ $info->{meta} || {} },
3304	});
3305
3306	$data = pack "(w/a*)*", $meta, $info->{data};
3307	} else {
3308	$data = $info->{data};
3309	}
3310
3311	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3312	cf::face::set_type $idx, $info->{type};	3474	cf::face::set_type $idx, $info->{type};
3313	} else {	3475	} else {
3314	$RESOURCE{$name} = $info;	3476	$RESOURCE{$name} = $info; # unused
3315	}	3477	}
3316		3478
3317	cf::cede_to_tick;	3479	cf::cede_to_tick;
3318	}	3480	}
3319	}	3481	}
3320		3482
3321	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3483	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3322		3484
3323	1	3485	1
3324	}	3486	}
3325
3326	cf::global->attach (on_resource_update => sub {
3327	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3328	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3329
3330	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3331	my $sound = $soundconf->{compat}[$_]
3332	or next;
3333
3334	my $face = cf::face::find "sound/$sound->[1]";
3335	cf::sound::set $sound->[0] => $face;
3336	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3337	}
3338
3339	while (my ($k, $v) = each %{$soundconf->{event}}) {
3340	my $face = cf::face::find "sound/$v";
3341	cf::sound::set $k => $face;
3342	}
3343	}
3344	});
3345		3487
3346	register_exticmd fx_want => sub {	3488	register_exticmd fx_want => sub {
3347	my ($ns, $want) = @_;	3489	my ($ns, $want) = @_;
3348		3490
3349	while (my ($k, $v) = each %$want) {	3491	while (my ($k, $v) = each %$want) {
…		…
3388	sub reload_treasures {	3530	sub reload_treasures {
3389	load_resource_file "$DATADIR/treasures"	3531	load_resource_file "$DATADIR/treasures"
3390	or die "unable to load treasurelists\n";	3532	or die "unable to load treasurelists\n";
3391	}	3533	}
3392		3534
		3535	sub reload_sound {
		3536	trace "loading sound config from $DATADIR/sound\n";
		3537
		3538	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3539	or die "$DATADIR/sound $!";
		3540
		3541	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3542
		3543	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3544	my $sound = $soundconf->{compat}[$_]
		3545	or next;
		3546
		3547	my $face = cf::face::find "sound/$sound->[1]";
		3548	cf::sound::set $sound->[0] => $face;
		3549	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3550	}
		3551
		3552	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3553	my $face = cf::face::find "sound/$v";
		3554	cf::sound::set $k => $face;
		3555	}
		3556	}
		3557
3393	sub reload_resources {	3558	sub reload_resources {
3394	warn "reloading resource files...\n";	3559	trace "reloading resource files...\n";
3395		3560
		3561	reload_exp_table;
		3562	reload_materials;
3396	reload_facedata;	3563	reload_facedata;
		3564	reload_sound;
3397	reload_archetypes;	3565	reload_archetypes;
3398	reload_regions;	3566	reload_regions;
3399	reload_treasures;	3567	reload_treasures;
3400		3568
3401	warn "finished reloading resource files\n";	3569	trace "finished reloading resource files\n";
3402	}
3403
3404	sub init {
3405	my $guard = freeze_mainloop;
3406
3407	evthread_start IO::AIO::poll_fileno;
3408
3409	reload_resources;
3410	}	3570	}
3411		3571
3412	sub reload_config {	3572	sub reload_config {
3413	open my $fh, "<:utf8", "$CONFDIR/config"	3573	trace "reloading config file...\n";
3414	or return;
3415		3574
3416	local $/;	3575	0 < aio_load "$CONFDIR/config", my $config
3417	*CFG = YAML::Load <$fh>;	3576	or die "$CONFDIR/config: $!";
3418		3577
		3578	utf8::decode $config;
		3579	*CFG = yaml_load $config;
		3580
3419	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3581	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3420		3582
3421	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3583	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3422	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3584	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3423		3585
3424	if (exists $CFG{mlockall}) {	3586	if (exists $CFG{mlockall}) {
…		…
3428	};	3590	};
3429	warn $@ if $@;	3591	warn $@ if $@;
3430	}	3592	}
3431	}	3593	}
3432		3594
		3595	sub pidfile() {
		3596	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3597	or die "$PIDFILE: $!";
		3598	flock $fh, &Fcntl::LOCK_EX
		3599	or die "$PIDFILE: flock: $!";
		3600	$fh
		3601	}
		3602
		3603	# make sure only one server instance is running at any one time
		3604	sub atomic {
		3605	my $fh = pidfile;
		3606
		3607	my $pid = <$fh>;
		3608	kill 9, $pid if $pid > 0;
		3609
		3610	seek $fh, 0, 0;
		3611	print $fh $$;
		3612	}
		3613
		3614	sub main_loop {
		3615	trace "EV::loop starting\n";
		3616	if (1) {
		3617	EV::loop;
		3618	}
		3619	trace "EV::loop returned\n";
		3620	goto &main_loop unless $REALLY_UNLOOP;
		3621	}
		3622
3433	sub main {	3623	sub main {
		3624	cf::init_globals; # initialise logging
		3625
		3626	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3627	LOG llevInfo, "Copyright (C) 2005-2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3628	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3629	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3630
		3631	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3632
3434	# we must not ever block the main coroutine	3633	# we must not ever block the main coroutine
3435	local $Coro::idle = sub {	3634	local $Coro::idle = sub {
3436	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3635	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3437	(async {	3636	(async {
3438	$Coro::current->{desc} = "IDLE BUG HANDLER";	3637	$Coro::current->{desc} = "IDLE BUG HANDLER";
3439	EV::loop EV::LOOP_ONESHOT;	3638	EV::loop EV::LOOP_ONESHOT;
3440	})->prio (Coro::PRIO_MAX);	3639	})->prio (Coro::PRIO_MAX);
3441	};	3640	};
3442		3641
3443	{	3642	evthread_start IO::AIO::poll_fileno;
3444	my $guard = freeze_mainloop;	3643
		3644	cf::sync_job {
		3645	cf::incloader::init ();
		3646
		3647	cf::init_anim;
		3648	cf::init_attackmess;
		3649	cf::init_dynamic;
		3650
		3651	cf::load_settings;
		3652
		3653	reload_resources;
3445	reload_config;	3654	reload_config;
3446	db_init;	3655	db_init;
		3656
		3657	cf::init_uuid;
		3658	cf::init_signals;
		3659	cf::init_skills;
		3660
		3661	cf::init_beforeplay;
		3662
		3663	atomic;
		3664
3447	load_extensions;	3665	load_extensions;
3448		3666
3449	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3667	utime time, time, $RUNTIMEFILE;
		3668
		3669	# no (long-running) fork's whatsoever before this point(!)
		3670	use POSIX ();
		3671	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3672
		3673	cf::_post_init 0;
3450	}	3674	};
3451		3675
3452	EV::loop;	3676	cf::object::thawer::errors_are_fatal 0;
		3677	info "parse errors in files are no longer fatal from this point on.\n";
		3678
		3679	my $free_main; $free_main = EV::idle sub {
		3680	undef $free_main;
		3681	undef &main; # free gobs of memory :)
		3682	};
		3683
		3684	goto &main_loop;
3453	}	3685	}
3454		3686
3455	#############################################################################	3687	#############################################################################
3456	# initialisation and cleanup	3688	# initialisation and cleanup
3457		3689
3458	# install some emergency cleanup handlers	3690	# install some emergency cleanup handlers
3459	BEGIN {	3691	BEGIN {
3460	our %SIGWATCHER = ();	3692	our %SIGWATCHER = ();
3461	for my $signal (qw(INT HUP TERM)) {	3693	for my $signal (qw(INT HUP TERM)) {
3462	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3694	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3463	cf::cleanup "SIG$signal";	3695	cf::cleanup "SIG$signal";
3464	};	3696	};
3465	}	3697	}
3466	}	3698	}
3467		3699
3468	sub write_runtime_sync {	3700	sub write_runtime_sync {
3469	my $runtime = "$LOCALDIR/runtime";	3701	my $t0 = AE::time;
3470		3702
3471	# first touch the runtime file to show we are still running:	3703	# first touch the runtime file to show we are still running:
3472	# the fsync below can take a very very long time.	3704	# the fsync below can take a very very long time.
3473		3705
3474	IO::AIO::aio_utime $runtime, undef, undef;	3706	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3475		3707
3476	my $guard = cf::lock_acquire "write_runtime";	3708	my $guard = cf::lock_acquire "write_runtime";
3477		3709
3478	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3710	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3479	or return;	3711	or return;
3480		3712
3481	my $value = $cf::RUNTIME + 90 + 10;	3713	my $value = $cf::RUNTIME + 90 + 10;
3482	# 10 is the runtime save interval, for a monotonic clock	3714	# 10 is the runtime save interval, for a monotonic clock
3483	# 60 allows for the watchdog to kill the server.	3715	# 60 allows for the watchdog to kill the server.
…		…
3493	aio_utime $fh, undef, undef;	3725	aio_utime $fh, undef, undef;
3494		3726
3495	close $fh	3727	close $fh
3496	or return;	3728	or return;
3497		3729
3498	aio_rename "$runtime~", $runtime	3730	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3499	and return;	3731	and return;
3500		3732
3501	warn "runtime file written.\n";	3733	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3502		3734
3503	1	3735	1
3504	}	3736	}
3505		3737
3506	our $uuid_lock;	3738	our $uuid_lock;
…		…
3515	my $uuid = "$LOCALDIR/uuid";	3747	my $uuid = "$LOCALDIR/uuid";
3516		3748
3517	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3749	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3518	or return;	3750	or return;
3519		3751
3520	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	3752	my $value = uuid_seq uuid_cur;
		3753
		3754	unless ($value) {
		3755	info "cowardly refusing to write zero uuid value!\n";
		3756	return;
		3757	}
		3758
		3759	my $value = uuid_str $value + $uuid_skip;
3521	$uuid_skip = 0;	3760	$uuid_skip = 0;
3522		3761
3523	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3762	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3524	and return;	3763	and return;
3525		3764
…		…
3531	or return;	3770	or return;
3532		3771
3533	aio_rename "$uuid~", $uuid	3772	aio_rename "$uuid~", $uuid
3534	and return;	3773	and return;
3535		3774
3536	warn "uuid file written ($value).\n";	3775	trace "uuid file written ($value).\n";
3537		3776
3538	1	3777	1
3539		3778
3540	}	3779	}
3541		3780
…		…
3547	}	3786	}
3548		3787
3549	sub emergency_save() {	3788	sub emergency_save() {
3550	my $freeze_guard = cf::freeze_mainloop;	3789	my $freeze_guard = cf::freeze_mainloop;
3551		3790
3552	warn "enter emergency perl save\n";	3791	info "emergency_perl_save: enter\n";
		3792
		3793	# this is a trade-off: we want to be very quick here, so
		3794	# save all maps without fsync, and later call a global sync
		3795	# (which in turn might be very very slow)
		3796	local $USE_FSYNC = 0;
3553		3797
3554	cf::sync_job {	3798	cf::sync_job {
		3799	cf::write_runtime_sync; # external watchdog should not bark
		3800
3555	# use a peculiar iteration method to avoid tripping on perl	3801	# use a peculiar iteration method to avoid tripping on perl
3556	# refcount bugs in for. also avoids problems with players	3802	# refcount bugs in for. also avoids problems with players
3557	# and maps saved/destroyed asynchronously.	3803	# and maps saved/destroyed asynchronously.
3558	warn "begin emergency player save\n";	3804	info "emergency_perl_save: begin player save\n";
3559	for my $login (keys %cf::PLAYER) {	3805	for my $login (keys %cf::PLAYER) {
3560	my $pl = $cf::PLAYER{$login} or next;	3806	my $pl = $cf::PLAYER{$login} or next;
3561	$pl->valid or next;	3807	$pl->valid or next;
3562	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3808	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3563	$pl->save;	3809	$pl->save;
3564	}	3810	}
3565	warn "end emergency player save\n";	3811	info "emergency_perl_save: end player save\n";
3566		3812
3567	warn "begin emergency map save\n";	3813	cf::write_runtime_sync; # external watchdog should not bark
		3814
		3815	info "emergency_perl_save: begin map save\n";
3568	for my $path (keys %cf::MAP) {	3816	for my $path (keys %cf::MAP) {
3569	my $map = $cf::MAP{$path} or next;	3817	my $map = $cf::MAP{$path} or next;
3570	$map->valid or next;	3818	$map->valid or next;
3571	$map->save;	3819	$map->save;
3572	}	3820	}
3573	warn "end emergency map save\n";	3821	info "emergency_perl_save: end map save\n";
3574		3822
3575	warn "begin emergency database checkpoint\n";	3823	cf::write_runtime_sync; # external watchdog should not bark
		3824
		3825	info "emergency_perl_save: begin database checkpoint\n";
3576	BDB::db_env_txn_checkpoint $DB_ENV;	3826	BDB::db_env_txn_checkpoint $DB_ENV;
3577	warn "end emergency database checkpoint\n";	3827	info "emergency_perl_save: end database checkpoint\n";
3578		3828
3579	warn "begin write uuid\n";	3829	info "emergency_perl_save: begin write uuid\n";
3580	write_uuid_sync 1;	3830	write_uuid_sync 1;
3581	warn "end write uuid\n";	3831	info "emergency_perl_save: end write uuid\n";
		3832
		3833	cf::write_runtime_sync; # external watchdog should not bark
		3834
		3835	trace "emergency_perl_save: syncing database to disk";
		3836	BDB::db_env_txn_checkpoint $DB_ENV;
		3837
		3838	info "emergency_perl_save: starting sync\n";
		3839	IO::AIO::aio_sync sub {
		3840	info "emergency_perl_save: finished sync\n";
		3841	};
		3842
		3843	cf::write_runtime_sync; # external watchdog should not bark
		3844
		3845	trace "emergency_perl_save: flushing outstanding aio requests";
		3846	while (IO::AIO::nreqs || BDB::nreqs) {
		3847	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3848	}
		3849
		3850	cf::write_runtime_sync; # external watchdog should not bark
3582	};	3851	};
3583		3852
3584	warn "leave emergency perl save\n";	3853	info "emergency_perl_save: leave\n";
3585	}	3854	}
3586		3855
3587	sub post_cleanup {	3856	sub post_cleanup {
3588	my ($make_core) = @_;	3857	my ($make_core) = @_;
3589		3858
		3859	IO::AIO::flush;
		3860
3590	warn Carp::longmess "post_cleanup backtrace"	3861	error Carp::longmess "post_cleanup backtrace"
3591	if $make_core;	3862	if $make_core;
		3863
		3864	my $fh = pidfile;
		3865	unlink $PIDFILE if <$fh> == $$;
3592	}	3866	}
3593		3867
3594	# a safer delete_package, copied from Symbol	3868	# a safer delete_package, copied from Symbol
3595	sub clear_package($) {	3869	sub clear_package($) {
3596	my $pkg = shift;	3870	my $pkg = shift;
…		…
3612	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	3886	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3613	for my $name (keys %$leaf_symtab) {	3887	for my $name (keys %$leaf_symtab) {
3614	_gv_clear *{"$pkg$name"};	3888	_gv_clear *{"$pkg$name"};
3615	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	3889	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3616	}	3890	}
3617	warn "cleared package #$pkg\n";#d#
3618	}	3891	}
3619
3620	our $RELOAD; # how many times to reload
3621		3892
3622	sub do_reload_perl() {	3893	sub do_reload_perl() {
3623	# can/must only be called in main	3894	# can/must only be called in main
3624	if ($Coro::current != $Coro::main) {	3895	unless (in_main) {
3625	warn "can only reload from main coroutine";	3896	error "can only reload from main coroutine";
3626	return;	3897	return;
3627	}	3898	}
3628		3899
3629	return if $RELOAD++;	3900	return if $RELOAD++;
3630		3901
		3902	my $t1 = AE::time;
		3903
3631	while ($RELOAD) {	3904	while ($RELOAD) {
3632	warn "reloading...";	3905	cf::get_slot 0.1, -1, "reload_perl";
		3906	info "perl_reload: reloading...";
3633		3907
3634	warn "entering sync_job";	3908	trace "perl_reload: entering sync_job";
3635		3909
3636	cf::sync_job {	3910	cf::sync_job {
3637	cf::write_runtime_sync; # external watchdog should not bark
3638	cf::emergency_save;	3911	#cf::emergency_save;
3639	cf::write_runtime_sync; # external watchdog should not bark
3640		3912
3641	warn "syncing database to disk";
3642	BDB::db_env_txn_checkpoint $DB_ENV;
3643
3644	# if anything goes wrong in here, we should simply crash as we already saved
3645
3646	warn "flushing outstanding aio requests";
3647	while (IO::AIO::nreqs || BDB::nreqs) {
3648	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3649	}
3650
3651	warn "cancelling all extension coros";	3913	trace "perl_reload: cancelling all extension coros";
3652	$_->cancel for values %EXT_CORO;	3914	$_->cancel for values %EXT_CORO;
3653	%EXT_CORO = ();	3915	%EXT_CORO = ();
3654		3916
3655	warn "removing commands";	3917	trace "perl_reload: removing commands";
3656	%COMMAND = ();	3918	%COMMAND = ();
3657		3919
3658	warn "removing ext/exti commands";	3920	trace "perl_reload: removing ext/exti commands";
3659	%EXTCMD = ();	3921	%EXTCMD = ();
3660	%EXTICMD = ();	3922	%EXTICMD = ();
3661		3923
3662	warn "unloading/nuking all extensions";	3924	trace "perl_reload: unloading/nuking all extensions";
3663	for my $pkg (@EXTS) {	3925	for my $pkg (@EXTS) {
3664	warn "... unloading $pkg";	3926	trace "... unloading $pkg";
3665		3927
3666	if (my $cb = $pkg->can ("unload")) {	3928	if (my $cb = $pkg->can ("unload")) {
3667	eval {	3929	eval {
3668	$cb->($pkg);	3930	$cb->($pkg);
3669	1	3931	1
3670	} or warn "$pkg unloaded, but with errors: $@";	3932	} or error "$pkg unloaded, but with errors: $@";
3671	}	3933	}
3672		3934
3673	warn "... clearing $pkg";	3935	trace "... clearing $pkg";
3674	clear_package $pkg;	3936	clear_package $pkg;
3675	}	3937	}
3676		3938
3677	warn "unloading all perl modules loaded from $LIBDIR";	3939	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3678	while (my ($k, $v) = each %INC) {	3940	while (my ($k, $v) = each %INC) {
3679	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3941	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3680		3942
3681	warn "... unloading $k";	3943	trace "... unloading $k";
3682	delete $INC{$k};	3944	delete $INC{$k};
3683		3945
3684	$k =~ s/\.pm$//;	3946	$k =~ s/\.pm$//;
3685	$k =~ s/\//::/g;	3947	$k =~ s/\//::/g;
3686		3948
…		…
3689	}	3951	}
3690		3952
3691	clear_package $k;	3953	clear_package $k;
3692	}	3954	}
3693		3955
3694	warn "getting rid of safe::, as good as possible";	3956	trace "perl_reload: getting rid of safe::, as good as possible";
3695	clear_package "safe::$_"	3957	clear_package "safe::$_"
3696	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3958	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3697		3959
3698	warn "unloading cf.pm \"a bit\"";	3960	trace "perl_reload: unloading cf.pm \"a bit\"";
3699	delete $INC{"cf.pm"};	3961	delete $INC{"cf.pm"};
3700	delete $INC{"cf/pod.pm"};	3962	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3701		3963
3702	# don't, removes xs symbols, too,	3964	# don't, removes xs symbols, too,
3703	# and global variables created in xs	3965	# and global variables created in xs
3704	#clear_package __PACKAGE__;	3966	#clear_package __PACKAGE__;
3705		3967
3706	warn "unload completed, starting to reload now";	3968	info "perl_reload: unload completed, starting to reload now";
3707		3969
3708	warn "reloading cf.pm";	3970	trace "perl_reload: reloading cf.pm";
3709	require cf;	3971	require cf;
3710	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3972	cf::_connect_to_perl_1;
3711		3973
3712	warn "loading config and database again";	3974	trace "perl_reload: loading config and database again";
3713	cf::reload_config;	3975	cf::reload_config;
3714		3976
3715	warn "loading extensions";	3977	trace "perl_reload: loading extensions";
3716	cf::load_extensions;	3978	cf::load_extensions;
3717		3979
		3980	if ($REATTACH_ON_RELOAD) {
3718	warn "reattaching attachments to objects/players";	3981	trace "perl_reload: reattaching attachments to objects/players";
3719	_global_reattach; # objects, sockets	3982	_global_reattach; # objects, sockets
3720	warn "reattaching attachments to maps";	3983	trace "perl_reload: reattaching attachments to maps";
3721	reattach $_ for values %MAP;	3984	reattach $_ for values %MAP;
3722	warn "reattaching attachments to players";	3985	trace "perl_reload: reattaching attachments to players";
3723	reattach $_ for values %PLAYER;	3986	reattach $_ for values %PLAYER;
		3987	}
3724		3988
3725	warn "leaving sync_job";	3989	cf::_post_init 1;
		3990
		3991	trace "perl_reload: leaving sync_job";
3726		3992
3727	1	3993	1
3728	} or do {	3994	} or do {
3729	warn $@;	3995	error $@;
3730	cf::cleanup "error while reloading, exiting.";	3996	cf::cleanup "perl_reload: error, exiting.";
3731	};	3997	};
3732		3998
3733	warn "reloaded";
3734	--$RELOAD;	3999	--$RELOAD;
3735	}	4000	}
		4001
		4002	$t1 = AE::time - $t1;
		4003	info "perl_reload: completed in ${t1}s\n";
3736	};	4004	};
3737		4005
3738	our $RELOAD_WATCHER; # used only during reload	4006	our $RELOAD_WATCHER; # used only during reload
3739		4007
3740	sub reload_perl() {	4008	sub reload_perl() {
3741	# doing reload synchronously and two reloads happen back-to-back,	4009	# doing reload synchronously and two reloads happen back-to-back,
3742	# coro crashes during coro_state_free->destroy here.	4010	# coro crashes during coro_state_free->destroy here.
3743		4011
		4012	$RELOAD_WATCHER ||= cf::async {
		4013	Coro::AIO::aio_wait cache_extensions;
		4014
3744	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	4015	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3745	do_reload_perl;	4016	do_reload_perl;
3746	undef $RELOAD_WATCHER;	4017	undef $RELOAD_WATCHER;
		4018	};
3747	};	4019	};
3748	}	4020	}
3749		4021
3750	register_command "reload" => sub {	4022	register_command "reload" => sub {
3751	my ($who, $arg) = @_;	4023	my ($who, $arg) = @_;
…		…
3757	reload_perl;	4029	reload_perl;
3758	};	4030	};
3759	}	4031	}
3760	};	4032	};
3761		4033
3762	unshift @INC, $LIBDIR;	4034	#############################################################################
3763		4035
3764	my $bug_warning = 0;	4036	my $bug_warning = 0;
3765		4037
3766	our @WAIT_FOR_TICK;	4038	our @WAIT_FOR_TICK;
3767	our @WAIT_FOR_TICK_BEGIN;	4039	our @WAIT_FOR_TICK_BEGIN;
3768		4040
3769	sub wait_for_tick {	4041	sub wait_for_tick() {
3770	return if tick_inhibit || $Coro::current == $Coro::main;	4042	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3771		4043
3772	my $signal = new Coro::Signal;	4044	my $signal = new Coro::Signal;
3773	push @WAIT_FOR_TICK, $signal;	4045	push @WAIT_FOR_TICK, $signal;
3774	$signal->wait;	4046	$signal->wait;
3775	}	4047	}
3776		4048
3777	sub wait_for_tick_begin {	4049	sub wait_for_tick_begin() {
3778	return if tick_inhibit || $Coro::current == $Coro::main;	4050	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3779		4051
3780	my $signal = new Coro::Signal;	4052	my $signal = new Coro::Signal;
3781	push @WAIT_FOR_TICK_BEGIN, $signal;	4053	push @WAIT_FOR_TICK_BEGIN, $signal;
3782	$signal->wait;	4054	$signal->wait;
3783	}	4055	}
…		…
3789	return;	4061	return;
3790	}	4062	}
3791		4063
3792	cf::server_tick; # one server iteration	4064	cf::server_tick; # one server iteration
3793		4065
		4066	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
		4067
3794	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4068	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3795	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4069	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3796	Coro::async_pool {	4070	Coro::async_pool {
3797	$Coro::current->{desc} = "runtime saver";	4071	$Coro::current->{desc} = "runtime saver";
3798	write_runtime_sync	4072	write_runtime_sync
3799	or warn "ERROR: unable to write runtime file: $!";	4073	or error "ERROR: unable to write runtime file: $!";
3800	};	4074	};
3801	}	4075	}
3802		4076
3803	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4077	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3804	$sig->send;	4078	$sig->send;
…		…
3812		4086
3813	if (0) {	4087	if (0) {
3814	if ($NEXT_TICK) {	4088	if ($NEXT_TICK) {
3815	my $jitter = $TICK_START - $NEXT_TICK;	4089	my $jitter = $TICK_START - $NEXT_TICK;
3816	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4090	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3817	warn "jitter $JITTER\n";#d#	4091	debug "jitter $JITTER\n";#d#
3818	}	4092	}
3819	}	4093	}
3820	}	4094	}
3821		4095
3822	{	4096	{
3823	# configure BDB	4097	# configure BDB
3824		4098
3825	BDB::min_parallel 8;	4099	BDB::min_parallel 16;
3826	BDB::max_poll_reqs $TICK * 0.1;	4100	BDB::max_poll_reqs $TICK * 0.1;
3827	$AnyEvent::BDB::WATCHER->priority (1);	4101	$AnyEvent::BDB::WATCHER->priority (1);
3828		4102
3829	unless ($DB_ENV) {	4103	unless ($DB_ENV) {
3830	$DB_ENV = BDB::db_env_create;	4104	$DB_ENV = BDB::db_env_create;
…		…
3867	IO::AIO::min_parallel 8;	4141	IO::AIO::min_parallel 8;
3868	IO::AIO::max_poll_time $TICK * 0.1;	4142	IO::AIO::max_poll_time $TICK * 0.1;
3869	undef $AnyEvent::AIO::WATCHER;	4143	undef $AnyEvent::AIO::WATCHER;
3870	}	4144	}
3871		4145
3872	my $_log_backtrace;	4146	our $_log_backtrace;
		4147	our $_log_backtrace_last;
3873		4148
3874	sub _log_backtrace {	4149	sub _log_backtrace {
3875	my ($msg, @addr) = @_;	4150	my ($msg, @addr) = @_;
3876		4151
3877	$msg =~ s/\n//;	4152	$msg =~ s/\n$//;
3878		4153
		4154	if ($_log_backtrace_last eq $msg) {
		4155	LOG llevInfo, "[ABT] $msg\n";
		4156	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3879	# limit the # of concurrent backtraces	4157	# limit the # of concurrent backtraces
3880	if ($_log_backtrace < 2) {	4158	} elsif ($_log_backtrace < 2) {
		4159	$_log_backtrace_last = $msg;
3881	++$_log_backtrace;	4160	++$_log_backtrace;
		4161	my $perl_bt = Carp::longmess $msg;
3882	async {	4162	async {
3883	$Coro::current->{desc} = "abt $msg";	4163	$Coro::current->{desc} = "abt $msg";
3884		4164
3885	my @bt = fork_call {	4165	my @bt = fork_call {
3886	@addr = map { sprintf "%x", $_ } @addr;	4166	@addr = map { sprintf "%x", $_ } @addr;
…		…
3897	}	4177	}
3898		4178
3899	@funcs	4179	@funcs
3900	};	4180	};
3901		4181
3902	LOG llevInfo, "[ABT] $msg\n";	4182	LOG llevInfo, "[ABT] $perl_bt\n";
		4183	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3903	LOG llevInfo, "[ABT] $_\n" for @bt;	4184	LOG llevInfo, "[ABT] $_\n" for @bt;
3904	--$_log_backtrace;	4185	--$_log_backtrace;
3905	};	4186	};
3906	} else {	4187	} else {
3907	LOG llevInfo, "[ABT] $msg\n";	4188	LOG llevInfo, "[ABT] $msg\n";
3908	LOG llevInfo, "[ABT] [suppressed]\n";	4189	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3909	}	4190	}
3910	}	4191	}
3911		4192
3912	# load additional modules	4193	# load additional modules
3913	use cf::pod;	4194	require "cf/$_.pm" for @EXTRA_MODULES;
		4195	cf::_connect_to_perl_2;
3914		4196
3915	END { cf::emergency_save }	4197	END { cf::emergency_save }
3916		4198
3917	1	4199	1
3918		4200

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