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Revision 1.434 by root, Thu May 29 03:27:37 2008 UTC vs.
Revision 1.526 by root, Wed Apr 21 05:48:35 2010 UTC

1	#	1	#
2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.	2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
3	#	3	#
4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team	4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5	#	5	#
6	# Deliantra is free software: you can redistribute it and/or modify	6	# Deliantra is free software: you can redistribute it and/or modify it under
7	# it under the terms of the GNU General Public License as published by	7	# the terms of the Affero GNU General Public License as published by the
8	# the Free Software Foundation, either version 3 of the License, or	8	# Free Software Foundation, either version 3 of the License, or (at your
9	# (at your option) any later version.	9	# option) any later version.
10	#	10	#
11	# This program is distributed in the hope that it will be useful,	11	# This program is distributed in the hope that it will be useful,
12	# but WITHOUT ANY WARRANTY; without even the implied warranty of	12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14	# GNU General Public License for more details.	14	# GNU General Public License for more details.
15	#	15	#
16	# You should have received a copy of the GNU General Public License	16	# You should have received a copy of the Affero GNU General Public License
17	# along with this program. If not, see <http://www.gnu.org/licenses/>.	17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
18	#	19	#
19	# The authors can be reached via e-mail to <support@deliantra.net>	20	# The authors can be reached via e-mail to <support@deliantra.net>
20	#	21	#
21		22
22	package cf;	23	package cf;
23		24
		25	use 5.10.0;
24	use utf8;	26	use utf8;
25	use strict;	27	use strict qw(vars subs);
26		28
27	use Symbol;	29	use Symbol;
28	use List::Util;	30	use List::Util;
29	use Socket;	31	use Socket;
30	use EV;	32	use EV;
31	use Opcode;	33	use Opcode;
32	use Safe;	34	use Safe;
33	use Safe::Hole;	35	use Safe::Hole;
34	use Storable ();	36	use Storable ();
		37	use Carp ();
35		38
		39	use Guard ();
36	use Coro ();	40	use Coro ();
37	use Coro::State;	41	use Coro::State;
38	use Coro::Handle;	42	use Coro::Handle;
		43	use Coro::EV;
39	use Coro::AnyEvent;	44	use Coro::AnyEvent;
40	use Coro::Timer;	45	use Coro::Timer;
41	use Coro::Signal;	46	use Coro::Signal;
42	use Coro::Semaphore;	47	use Coro::Semaphore;
		48	use Coro::SemaphoreSet;
43	use Coro::AnyEvent;	49	use Coro::AnyEvent;
44	use Coro::AIO;	50	use Coro::AIO;
45	use Coro::BDB;	51	use Coro::BDB 1.6;
46	use Coro::Storable;	52	use Coro::Storable;
47	use Coro::Util ();	53	use Coro::Util ();
48		54
49	use JSON::XS 2.01 ();	55	use JSON::XS 2.01 ();
50	use BDB ();	56	use BDB ();
51	use Data::Dumper;	57	use Data::Dumper;
52	use Digest::MD5;
53	use Fcntl;	58	use Fcntl;
54	use YAML ();	59	use YAML::XS ();
55	use IO::AIO ();	60	use IO::AIO ();
56	use Time::HiRes;	61	use Time::HiRes;
57	use Compress::LZF;	62	use Compress::LZF;
58	use Digest::MD5 ();	63	use Digest::MD5 ();
59		64
60	AnyEvent::detect;	65	AnyEvent::detect;
61		66
62	IO::AIO::max_poll_reqs 1;#d#
63
64	# configure various modules to our taste	67	# configure various modules to our taste
65	#	68	#
66	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
67	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	70	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		71
		72	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		73
		74	# make sure c-lzf reinitialises itself
		75	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	76	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
69		77
70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	78	# strictly for debugging
		79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
71		80
72	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
73		82
74	our %COMMAND = ();	83	our %COMMAND = ();
75	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
78	our %EXTCMD = ();	87	our %EXTCMD = ();
79	our %EXTICMD = ();	88	our %EXTICMD = ();
80	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
81	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
82		91
83	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
84	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
85		96
86	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
87	our $DATADIR = datadir;	98	our $DATADIR = datadir;
88	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
89	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
90	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
91	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
92	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
93	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
94	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
95	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
96	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
97	our %RESOURCE;	111	our %RESOURCE;
		112
		113	our $OUTPUT_RATE_MIN = 4000;
		114	our $OUTPUT_RATE_MAX = 100000;
98		115
99	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	116	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
100	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	117	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
101	our $NEXT_TICK;	118	our $NEXT_TICK;
102	our $USE_FSYNC = 1; # use fsync to write maps - default off	119	our $USE_FSYNC = 1; # use fsync to write maps - default on
103		120
104	our $BDB_DEADLOCK_WATCHER;	121	our $BDB_DEADLOCK_WATCHER;
105	our $BDB_CHECKPOINT_WATCHER;	122	our $BDB_CHECKPOINT_WATCHER;
106	our $BDB_TRICKLE_WATCHER;	123	our $BDB_TRICKLE_WATCHER;
107	our $DB_ENV;	124	our $DB_ENV;
108		125
		126	our @EXTRA_MODULES = qw(pod match mapscript);
		127
109	our %CFG;	128	our %CFG;
110		129
111	our $UPTIME; $UPTIME ||= time;	130	our $UPTIME; $UPTIME ||= time;
112	our $RUNTIME;	131	our $RUNTIME;
113	our $NOW;	132	our $NOW;
…		…
122	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	141	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
123	our $LOADAVG; # same thing, but with alpha-smoothing	142	our $LOADAVG; # same thing, but with alpha-smoothing
124	our $JITTER; # average jitter	143	our $JITTER; # average jitter
125	our $TICK_START; # for load detecting purposes	144	our $TICK_START; # for load detecting purposes
126		145
		146	our @POST_INIT;
		147
		148	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		149	our $REALLY_UNLOOP; # never set to true, please :)
		150
127	binmode STDOUT;	151	binmode STDOUT;
128	binmode STDERR;	152	binmode STDERR;
129		153
130	# read virtual server time, if available	154	# read virtual server time, if available
131	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	155	unless ($RUNTIME || !-e $RUNTIMEFILE) {
132	open my $fh, "<", "$LOCALDIR/runtime"	156	open my $fh, "<", $RUNTIMEFILE
133	or die "unable to read runtime file: $!";	157	or die "unable to read $RUNTIMEFILE file: $!";
134	$RUNTIME = <$fh> + 0.;	158	$RUNTIME = <$fh> + 0.;
135	}	159	}
		160
		161	eval "sub TICK() { $TICK } 1" or die;
136		162
137	mkdir $_	163	mkdir $_
138	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	164	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
139		165
140	our $EMERGENCY_POSITION;	166	our $EMERGENCY_POSITION;
141		167
142	sub cf::map::normalise;	168	sub cf::map::normalise;
		169
		170	sub in_main() {
		171	$Coro::current == $Coro::main
		172	}
		173
		174	#############################################################################
		175
		176	%REFLECT = ();
		177	for (@REFLECT) {
		178	my $reflect = JSON::XS::decode_json $_;
		179	$REFLECT{$reflect->{class}} = $reflect;
		180	}
		181
		182	# this is decidedly evil
		183	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
143		184
144	#############################################################################	185	#############################################################################
145		186
146	=head2 GLOBAL VARIABLES	187	=head2 GLOBAL VARIABLES
147		188
…		…
194	returns directly I<after> the tick processing (and consequently, can only wake one process	235	returns directly I<after> the tick processing (and consequently, can only wake one process
195	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	236	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
196		237
197	=item @cf::INVOKE_RESULTS	238	=item @cf::INVOKE_RESULTS
198		239
199	This array contains the results of the last C<invoke ()> call. When	240	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	241	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
201	that call.	242	that call.
202		243
		244	=item %cf::REFLECT
		245
		246	Contains, for each (C++) class name, a hash reference with information
		247	about object members (methods, scalars, arrays and flags) and other
		248	metadata, which is useful for introspection.
		249
203	=back	250	=back
204		251
205	=cut	252	=cut
206		253
207	BEGIN {	254	$Coro::State::WARNHOOK = sub {
208	*CORE::GLOBAL::warn = sub {
209	my $msg = join "", @_;	255	my $msg = join "", @_;
210		256
211	$msg .= "\n"	257	$msg .= "\n"
212	unless $msg =~ /\n$/;	258	unless $msg =~ /\n$/;
213		259
214	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	260	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
215		261
216	LOG llevError, $msg;	262	LOG llevError, $msg;
217	};	263	};
218	}
219		264
220	$Coro::State::DIEHOOK = sub {	265	$Coro::State::DIEHOOK = sub {
221	return unless $^S eq 0; # "eq", not "=="	266	return unless $^S eq 0; # "eq", not "=="
222		267
223	if ($Coro::current == $Coro::main) {#d#	268	warn Carp::longmess $_[0];
		269
		270	if (in_main) {#d#
224	warn "DIEHOOK called in main context, Coro bug?\n";#d#	271	warn "DIEHOOK called in main context, Coro bug?\n";#d#
225	return;#d#	272	return;#d#
226	}#d#	273	}#d#
227		274
228	# kill coroutine otherwise	275	# kill coroutine otherwise
229	warn Carp::longmess $_[0];
230	Coro::terminate	276	Coro::terminate
231	};	277	};
232
233	$SIG{__DIE__} = sub { }; #d#?
234		278
235	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	279	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
236	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	280	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
237	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	281	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
238	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	282	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
245	for my $pkg (qw(	289	for my $pkg (qw(
246	cf::global cf::attachable	290	cf::global cf::attachable
247	cf::object cf::object::player	291	cf::object cf::object::player
248	cf::client cf::player	292	cf::client cf::player
249	cf::arch cf::living	293	cf::arch cf::living
		294	cf::map cf::mapspace
250	cf::map cf::party cf::region	295	cf::party cf::region
251	)) {	296	)) {
252	no strict 'refs';
253	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	297	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
254	}	298	}
255		299
256	$EV::DIED = sub {	300	$EV::DIED = sub {
257	warn "error in event callback: @_";	301	Carp::cluck "error in event callback: @_";
258	};	302	};
259		303
260	#############################################################################	304	#############################################################################
261		305
262	=head2 UTILITY FUNCTIONS	306	=head2 UTILITY FUNCTIONS
…		…
299	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	343	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
300		344
301	sub encode_json($) { $json_coder->encode ($_[0]) }	345	sub encode_json($) { $json_coder->encode ($_[0]) }
302	sub decode_json($) { $json_coder->decode ($_[0]) }	346	sub decode_json($) { $json_coder->decode ($_[0]) }
303		347
		348	=item cf::post_init { BLOCK }
		349
		350	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		351	but I<before> the server starts ticking again.
		352
		353	The cdoeblock will have a single boolean argument to indicate whether this
		354	is a reload or not.
		355
		356	=cut
		357
		358	sub post_init(&) {
		359	push @POST_INIT, shift;
		360	}
		361
304	=item cf::lock_wait $string	362	=item cf::lock_wait $string
305		363
306	Wait until the given lock is available. See cf::lock_acquire.	364	Wait until the given lock is available. See cf::lock_acquire.
307		365
308	=item my $lock = cf::lock_acquire $string	366	=item my $lock = cf::lock_acquire $string
309		367
310	Wait until the given lock is available and then acquires it and returns	368	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,	369	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	370	for example when the coroutine gets canceled), the lock is automatically
313	returned.	371	returned.
314		372
315	Locks are *not* recursive, locking from the same coro twice results in a	373	Locks are *not* recursive, locking from the same coro twice results in a
316	deadlocked coro.	374	deadlocked coro.
…		…
322		380
323	Return true if the lock is currently active, i.e. somebody has locked it.	381	Return true if the lock is currently active, i.e. somebody has locked it.
324		382
325	=cut	383	=cut
326		384
327	our %LOCK;	385	our $LOCKS = new Coro::SemaphoreSet;
328	our %LOCKER;#d#
329		386
330	sub lock_wait($) {	387	sub lock_wait($) {
331	my ($key) = @_;	388	$LOCKS->wait ($_[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} }, $Coro::current;
341	Coro::schedule;
342	}
343	}	389	}
344		390
345	sub lock_acquire($) {	391	sub lock_acquire($) {
346	my ($key) = @_;	392	$LOCKS->guard ($_[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	}	393	}
360		394
361	sub lock_active($) {	395	sub lock_active($) {
362	my ($key) = @_;	396	$LOCKS->count ($_[0]) < 1
363
364	! ! $LOCK{$key}
365	}	397	}
366		398
367	sub freeze_mainloop {	399	sub freeze_mainloop {
368	tick_inhibit_inc;	400	tick_inhibit_inc;
369		401
370	Coro::guard \&tick_inhibit_dec;	402	&Guard::guard (\&tick_inhibit_dec);
371	}	403	}
372		404
373	=item cf::periodic $interval, $cb	405	=item cf::periodic $interval, $cb
374		406
375	Like EV::periodic, but randomly selects a starting point so that the actions	407	Like EV::periodic, but randomly selects a starting point so that the actions
376	get spread over timer.	408	get spread over time.
377		409
378	=cut	410	=cut
379		411
380	sub periodic($$) {	412	sub periodic($$) {
381	my ($interval, $cb) = @_;	413	my ($interval, $cb) = @_;
…		…
398		430
399	=cut	431	=cut
400		432
401	our @SLOT_QUEUE;	433	our @SLOT_QUEUE;
402	our $SLOT_QUEUE;	434	our $SLOT_QUEUE;
		435	our $SLOT_DECAY = 0.9;
403		436
404	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	437	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
405	$SLOT_QUEUE = Coro::async {	438	$SLOT_QUEUE = Coro::async {
406	$Coro::current->desc ("timeslot manager");	439	$Coro::current->desc ("timeslot manager");
407		440
408	my $signal = new Coro::Signal;	441	my $signal = new Coro::Signal;
		442	my $busy;
409		443
410	while () {	444	while () {
411	next_job:	445	next_job:
		446
412	my $avail = cf::till_tick;	447	my $avail = cf::till_tick;
413	if ($avail > 0.01) {	448
414	for (0 .. $#SLOT_QUEUE) {	449	for (0 .. $#SLOT_QUEUE) {
415	if ($SLOT_QUEUE[$_][0] < $avail) {	450	if ($SLOT_QUEUE[$_][0] <= $avail) {
		451	$busy = 0;
416	my $job = splice @SLOT_QUEUE, $_, 1, ();	452	my $job = splice @SLOT_QUEUE, $_, 1, ();
417	$job->[2]->send;	453	$job->[2]->send;
418	Coro::cede;	454	Coro::cede;
419	goto next_job;	455	goto next_job;
420	}	456	} else {
		457	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
421	}	458	}
422	}	459	}
423		460
424	if (@SLOT_QUEUE) {	461	if (@SLOT_QUEUE) {
425	# we do not use wait_for_tick() as it returns immediately when tick is inactive	462	# we do not use wait_for_tick() as it returns immediately when tick is inactive
426	push @cf::WAIT_FOR_TICK, $signal;	463	push @cf::WAIT_FOR_TICK, $signal;
427	$signal->wait;	464	$signal->wait;
428	} else {	465	} else {
		466	$busy = 0;
429	Coro::schedule;	467	Coro::schedule;
430	}	468	}
431	}	469	}
432	};	470	};
433		471
434	sub get_slot($;$$) {	472	sub get_slot($;$$) {
435	return if tick_inhibit || $Coro::current == $Coro::main;	473	return if tick_inhibit || $Coro::current == $Coro::main;
436		474
437	my ($time, $pri, $name) = @_;	475	my ($time, $pri, $name) = @_;
438		476
439	$time = $TICK * .6 if $time > $TICK * .6;	477	$time = clamp $time, 0.01, $TICK * .6;
		478
440	my $sig = new Coro::Signal;	479	my $sig = new Coro::Signal;
441		480
442	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	481	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
443	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	482	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
444	$SLOT_QUEUE->ready;	483	$SLOT_QUEUE->ready;
…		…
471		510
472	sub sync_job(&) {	511	sub sync_job(&) {
473	my ($job) = @_;	512	my ($job) = @_;
474		513
475	if ($Coro::current == $Coro::main) {	514	if ($Coro::current == $Coro::main) {
476	my $time = EV::time;	515	my $time = AE::time;
477		516
478	# this is the main coro, too bad, we have to block	517	# this is the main coro, too bad, we have to block
479	# till the operation succeeds, freezing the server :/	518	# till the operation succeeds, freezing the server :/
480		519
481	LOG llevError, Carp::longmess "sync job";#d#	520	LOG llevError, Carp::longmess "sync job";#d#
…		…
498	} else {	537	} else {
499	EV::loop EV::LOOP_ONESHOT;	538	EV::loop EV::LOOP_ONESHOT;
500	}	539	}
501	}	540	}
502		541
503	my $time = EV::time - $time;	542	my $time = AE::time - $time;
504		543
505	$TICK_START += $time; # do not account sync jobs to server load	544	$TICK_START += $time; # do not account sync jobs to server load
506		545
507	wantarray ? @res : $res[0]	546	wantarray ? @res : $res[0]
508	} else {	547	} else {
…		…
552	reset_signals;	591	reset_signals;
553	&$cb	592	&$cb
554	}, @args;	593	}, @args;
555		594
556	wantarray ? @res : $res[-1]	595	wantarray ? @res : $res[-1]
		596	}
		597
		598	sub objinfo {
		599	(
		600	"counter value" => cf::object::object_count,
		601	"objects created" => cf::object::create_count,
		602	"objects destroyed" => cf::object::destroy_count,
		603	"freelist size" => cf::object::free_count,
		604	"allocated objects" => cf::object::objects_size,
		605	"active objects" => cf::object::actives_size,
		606	)
557	}	607	}
558		608
559	=item $coin = coin_from_name $name	609	=item $coin = coin_from_name $name
560		610
561	=cut	611	=cut
…		…
727		777
728	#############################################################################	778	#############################################################################
729		779
730	=head2 ATTACHABLE OBJECTS	780	=head2 ATTACHABLE OBJECTS
731		781
732	Many objects in crossfire are so-called attachable objects. That means you can	782	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")	783	attach callbacks/event handlers (a collection of which is called an "attachment")
734	to it. All such attachable objects support the following methods.	784	to it. All such attachable objects support the following methods.
735		785
736	In the following description, CLASS can be any of C<global>, C<object>	786	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	787	C<player>, C<client> or C<map> (i.e. the attachable objects in
…		…
787	=item cf::CLASS::attachment $name, ...	837	=item cf::CLASS::attachment $name, ...
788		838
789	Register an attachment by C<$name> through which attachable objects of the	839	Register an attachment by C<$name> through which attachable objects of the
790	given CLASS can refer to this attachment.	840	given CLASS can refer to this attachment.
791		841
792	Some classes such as crossfire maps and objects can specify attachments	842	Some classes such as deliantra maps and objects can specify attachments
793	that are attached at load/instantiate time, thus the need for a name.	843	that are attached at load/instantiate time, thus the need for a name.
794		844
795	These calls expect any number of the following handler/hook descriptions:	845	These calls expect any number of the following handler/hook descriptions:
796		846
797	=over 4	847	=over 4
…		…
1088		1138
1089	sub reattach {	1139	sub reattach {
1090	# basically do the same as instantiate, without calling instantiate	1140	# basically do the same as instantiate, without calling instantiate
1091	my ($obj) = @_;	1141	my ($obj) = @_;
1092		1142
		1143	# no longer needed after getting rid of delete_package?
1093	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1144	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1094		1145
1095	my $registry = $obj->registry;	1146	my $registry = $obj->registry;
1096		1147
1097	@$registry = ();	1148	@$registry = ();
1098		1149
…		…
1146	$decname, length $$rdata, scalar @$objs;	1197	$decname, length $$rdata, scalar @$objs;
1147		1198
1148	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1199	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1149	aio_chmod $fh, SAVE_MODE;	1200	aio_chmod $fh, SAVE_MODE;
1150	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1201	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1151	aio_fsync $fh if $cf::USE_FSYNC;	1202	if ($cf::USE_FSYNC) {
		1203	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;
		1204	aio_fsync $fh;
		1205	}
1152	aio_close $fh;	1206	aio_close $fh;
1153		1207
1154	if (@$objs) {	1208	if (@$objs) {
1155	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1209	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1156	aio_chmod $fh, SAVE_MODE;	1210	aio_chmod $fh, SAVE_MODE;
1157	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1211	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1158	aio_write $fh, 0, (length $data), $data, 0;	1212	aio_write $fh, 0, (length $data), $data, 0;
1159	aio_fsync $fh if $cf::USE_FSYNC;	1213	if ($cf::USE_FSYNC) {
		1214	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;
		1215	aio_fsync $fh;
		1216	}
1160	aio_close $fh;	1217	aio_close $fh;
1161	aio_rename "$filename.pst~", "$filename.pst";	1218	aio_rename "$filename.pst~", "$filename.pst";
1162	}	1219	}
1163	} else {	1220	} else {
1164	aio_unlink "$filename.pst";	1221	aio_unlink "$filename.pst";
1165	}	1222	}
1166		1223
1167	aio_rename "$filename~", $filename;	1224	aio_rename "$filename~", $filename;
		1225
		1226	$filename =~ s%/[^/]+$%%;
		1227	aio_pathsync $filename if $cf::USE_FSYNC;
1168	} else {	1228	} else {
1169	warn "FATAL: $filename~: $!\n";	1229	warn "unable to save objects: $filename~: $!\n";
1170	}	1230	}
1171	} else {	1231	} else {
1172	aio_unlink $filename;	1232	aio_unlink $filename;
1173	aio_unlink "$filename.pst";	1233	aio_unlink "$filename.pst";
1174	}	1234	}
…		…
1265	my ($name, $cb) = @_;	1325	my ($name, $cb) = @_;
1266		1326
1267	$EXTICMD{$name} = $cb;	1327	$EXTICMD{$name} = $cb;
1268	}	1328	}
1269		1329
		1330	use File::Glob ();
		1331
1270	cf::player->attach (	1332	cf::player->attach (
1271	on_command => sub {	1333	on_unknown_command => sub {
1272	my ($pl, $name, $params) = @_;	1334	my ($pl, $name, $params) = @_;
1273		1335
1274	my $cb = $COMMAND{$name}	1336	my $cb = $COMMAND{$name}
1275	or return;	1337	or return;
1276		1338
…		…
1306		1368
1307	cf::override;	1369	cf::override;
1308	},	1370	},
1309	);	1371	);
1310		1372
		1373	# "readahead" all extensions
		1374	sub cache_extensions {
		1375	my $grp = IO::AIO::aio_group;
		1376
		1377	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1378	for (grep /\.ext$/, @{$_[0]}) {
		1379	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1380	}
		1381	};
		1382
		1383	$grp
		1384	}
		1385
1311	sub load_extensions {	1386	sub load_extensions {
1312	cf::sync_job {	1387	cf::sync_job {
1313	my %todo;	1388	my %todo;
1314		1389
1315	for my $path (<$LIBDIR/*.ext>) {	1390	for my $path (<$LIBDIR/*.ext>) {
…		…
1334		1409
1335	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1410	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1336	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1411	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1337		1412
1338	$ext{source} =	1413	$ext{source} =
1339	"package $pkg; use strict; use utf8;\n"	1414	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1340	. "#line 1 \"$path\"\n{\n"	1415	. "#line 1 \"$path\"\n{\n"
1341	. $source	1416	. $source
1342	. "\n};\n1";	1417	. "\n};\n1";
1343		1418
1344	$todo{$base} = \%ext;	1419	$todo{$base} = \%ext;
1345	}	1420	}
1346		1421
		1422	my $pass = 0;
1347	my %done;	1423	my %done;
1348	while (%todo) {	1424	while (%todo) {
1349	my $progress;	1425	my $progress;
1350		1426
		1427	++$pass;
		1428
		1429	ext:
1351	while (my ($k, $v) = each %todo) {	1430	while (my ($k, $v) = each %todo) {
1352	for (split /,\s*/, $v->{meta}{depends}) {	1431	for (split /,\s*/, $v->{meta}{depends}) {
1353	goto skip	1432	next ext
1354	unless exists $done{$_};	1433	unless exists $done{$_};
1355	}	1434	}
1356		1435
1357	warn "... loading '$k' into '$v->{pkg}'\n";	1436	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1358		1437
1359	unless (eval $v->{source}) {	1438	my $active = eval $v->{source};
		1439
		1440	if (length $@) {
1360	my $msg = $@ ? "$v->{path}: $@\n"	1441	warn "$v->{path}: $@\n";
1361	: "$v->{base}: extension inactive.\n";
1362		1442
1363	if (exists $v->{meta}{mandatory}) {
1364	warn $msg;
1365	cf::cleanup "mandatory extension failed to load, exiting.";	1443	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1366	}	1444	if exists $v->{meta}{mandatory};
1367		1445
1368	warn $msg;	1446	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1447	delete $todo{$k};
		1448	} else {
		1449	$done{$k} = delete $todo{$k};
		1450	push @EXTS, $v->{pkg};
		1451	$progress = 1;
		1452
		1453	warn "$v->{base}: extension inactive.\n"
		1454	unless $active;
1369	}	1455	}
1370
1371	$done{$k} = delete $todo{$k};
1372	push @EXTS, $v->{pkg};
1373	$progress = 1;
1374	}	1456	}
1375		1457
1376	skip:	1458	unless ($progress) {
1377	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1459	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1378	unless $progress;	1460
		1461	while (my ($k, $v) = each %todo) {
		1462	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1463	if exists $v->{meta}{mandatory};
		1464	}
		1465	}
1379	}	1466	}
1380	};	1467	};
1381	}	1468	}
1382		1469
1383	#############################################################################	1470	#############################################################################
1384		1471
1385	=back	1472	=back
1386		1473
1387	=head2 CORE EXTENSIONS	1474	=head2 CORE EXTENSIONS
1388		1475
1389	Functions and methods that extend core crossfire objects.	1476	Functions and methods that extend core deliantra objects.
1390		1477
1391	=cut	1478	=cut
1392		1479
1393	package cf::player;	1480	package cf::player;
1394		1481
…		…
1437		1524
1438	sub exists($) {	1525	sub exists($) {
1439	my ($login) = @_;	1526	my ($login) = @_;
1440		1527
1441	$cf::PLAYER{$login}	1528	$cf::PLAYER{$login}
1442	or cf::sync_job { !aio_stat path $login }	1529	or !aio_stat path $login
1443	}	1530	}
1444		1531
1445	sub find($) {	1532	sub find($) {
1446	return $cf::PLAYER{$_[0]} || do {	1533	return $cf::PLAYER{$_[0]} || do {
1447	my $login = $_[0];	1534	my $login = $_[0];
…		…
1467	$cf::PLAYER{$login} = $pl	1554	$cf::PLAYER{$login} = $pl
1468	}	1555	}
1469	}	1556	}
1470	}	1557	}
1471		1558
		1559	cf::player->attach (
		1560	on_load => sub {
		1561	my ($pl, $path) = @_;
		1562
		1563	# restore slots saved in save, below
		1564	my $slots = delete $pl->{_slots};
		1565
		1566	$pl->ob->current_weapon ($slots->[0]);
		1567	$pl->combat_ob ($slots->[1]);
		1568	$pl->ranged_ob ($slots->[2]);
		1569	},
		1570	);
		1571
1472	sub save($) {	1572	sub save($) {
1473	my ($pl) = @_;	1573	my ($pl) = @_;
1474		1574
1475	return if $pl->{deny_save};	1575	return if $pl->{deny_save};
1476		1576
…		…
1481		1581
1482	aio_mkdir playerdir $pl, 0770;	1582	aio_mkdir playerdir $pl, 0770;
1483	$pl->{last_save} = $cf::RUNTIME;	1583	$pl->{last_save} = $cf::RUNTIME;
1484		1584
1485	cf::get_slot 0.01;	1585	cf::get_slot 0.01;
		1586
		1587	# save slots, to be restored later
		1588	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1486		1589
1487	$pl->save_pl ($path);	1590	$pl->save_pl ($path);
1488	cf::cede_to_tick;	1591	cf::cede_to_tick;
1489	}	1592	}
1490		1593
…		…
1522	my ($pl) = @_;	1625	my ($pl) = @_;
1523		1626
1524	my $name = $pl->ob->name;	1627	my $name = $pl->ob->name;
1525		1628
1526	$pl->{deny_save} = 1;	1629	$pl->{deny_save} = 1;
1527	$pl->password ("*"); # this should lock out the player until we nuked the dir	1630	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1528		1631
1529	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1632	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1530	$pl->deactivate;	1633	$pl->deactivate;
1531	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;	1634	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1532	$pl->ob->check_score;	1635	$pl->ob->check_score;
…		…
1592	\@logins	1695	\@logins
1593	}	1696	}
1594		1697
1595	=item $player->maps	1698	=item $player->maps
1596		1699
		1700	=item cf::player::maps $login
		1701
1597	Returns an arrayref of map paths that are private for this	1702	Returns an arrayref of map paths that are private for this
1598	player. May block.	1703	player. May block.
1599		1704
1600	=cut	1705	=cut
1601		1706
…		…
1618	}	1723	}
1619		1724
1620	\@paths	1725	\@paths
1621	}	1726	}
1622		1727
1623	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1728	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1624		1729
1625	Expand crossfire pod fragments into protocol xml.	1730	Expand deliantra pod fragments into protocol xml.
1626
1627	=cut
1628
1629	use re 'eval';
1630
1631	my $group;
1632	my $interior; $interior = qr{
1633	# match a pod interior sequence sans C<< >>
1634	(?:
1635	\ (.*?)\ (?{ $group = $^N })
1636	| < (??{$interior}) >
1637	)
1638	}x;
1639
1640	sub expand_cfpod {
1641	my ($self, $pod) = @_;
1642
1643	my $xml;
1644
1645	while () {
1646	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1647	$group = $1;
1648
1649	$group =~ s/&/&amp;/g;
1650	$group =~ s/</&lt;/g;
1651
1652	$xml .= $group;
1653	} elsif ($pod =~ m%\G
1654	([BCGHITU])
1655	<
1656	(?:
1657	([^<>]*) (?{ $group = $^N })
1658	| < $interior >
1659	)
1660	>
1661	%gcsx
1662	) {
1663	my ($code, $data) = ($1, $group);
1664
1665	if ($code eq "B") {
1666	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1667	} elsif ($code eq "I") {
1668	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1669	} elsif ($code eq "U") {
1670	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1671	} elsif ($code eq "C") {
1672	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1673	} elsif ($code eq "T") {
1674	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1675	} elsif ($code eq "G") {
1676	my ($male, $female) = split /\|/, $data;
1677	$data = $self->gender ? $female : $male;
1678	$xml .= expand_cfpod ($self, $data);
1679	} elsif ($code eq "H") {
1680	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1681	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1682	"")
1683	[$self->{hintmode}];
1684	} else {
1685	$xml .= "error processing '$code($data)' directive";
1686	}
1687	} else {
1688	if ($pod =~ /\G(.+)/) {
1689	warn "parse error while expanding $pod (at $1)";
1690	}
1691	last;
1692	}
1693	}
1694
1695	for ($xml) {
1696	# create single paragraphs (very hackish)
1697	s/(?<=\S)\n(?=\w)/ /g;
1698
1699	# compress some whitespace
1700	s/\s+\n/\n/g; # ws line-ends
1701	s/\n\n+/\n/g; # double lines
1702	s/^\n+//; # beginning lines
1703	s/\n+$//; # ending lines
1704	}
1705
1706	$xml
1707	}
1708
1709	no re 'eval';
1710
1711	sub hintmode {
1712	$_[0]{hintmode} = $_[1] if @_ > 1;
1713	$_[0]{hintmode}
1714	}
1715		1731
1716	=item $player->ext_reply ($msgid, @msg)	1732	=item $player->ext_reply ($msgid, @msg)
1717		1733
1718	Sends an ext reply to the player.	1734	Sends an ext reply to the player.
1719		1735
…		…
1751		1767
1752	=cut	1768	=cut
1753		1769
1754	sub find_by_path($) {	1770	sub find_by_path($) {
1755	my ($path) = @_;	1771	my ($path) = @_;
		1772
		1773	$path =~ s/^~[^\/]*//; # skip ~login
1756		1774
1757	my ($match, $specificity);	1775	my ($match, $specificity);
1758		1776
1759	for my $region (list) {	1777	for my $region (list) {
1760	if ($region->{match} && $path =~ $region->{match}) {	1778	if ($region->{match} && $path =~ $region->{match}) {
…		…
1792	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	1810	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1793		1811
1794	# mit "rum" bekleckern, nicht	1812	# mit "rum" bekleckern, nicht
1795	$self->_create_random_map (	1813	$self->_create_random_map (
1796	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1814	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1797	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1815	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1798	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1816	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1799	$rmp->{exit_on_final_map},	1817	$rmp->{exit_on_final_map},
1800	$rmp->{xsize}, $rmp->{ysize},	1818	$rmp->{xsize}, $rmp->{ysize},
1801	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1819	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1802	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1820	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1824		1842
1825	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1843	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1826	}	1844	}
1827		1845
1828	# also paths starting with '/'	1846	# also paths starting with '/'
1829	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1847	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1830		1848
1831	sub thawer_merge {	1849	sub thawer_merge {
1832	my ($self, $merge) = @_;	1850	my ($self, $merge) = @_;
1833		1851
1834	# we have to keep some variables in memory intact	1852	# we have to keep some variables in memory intact
…		…
1932		1950
1933	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	1951	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1934	"$UNIQUEDIR/$path"	1952	"$UNIQUEDIR/$path"
1935	}	1953	}
1936		1954
1937	# and all this just because we cannot iterate over
1938	# all maps in C++...
1939	sub change_all_map_light {
1940	my ($change) = @_;
1941
1942	$_->change_map_light ($change)
1943	for grep $_->outdoor, values %cf::MAP;
1944	}
1945
1946	sub decay_objects {	1955	sub decay_objects {
1947	my ($self) = @_;	1956	my ($self) = @_;
1948		1957
1949	return if $self->{deny_reset};	1958	return if $self->{deny_reset};
1950		1959
…		…
2032	sub find {	2041	sub find {
2033	my ($path, $origin) = @_;	2042	my ($path, $origin) = @_;
2034		2043
2035	$path = normalise $path, $origin && $origin->path;	2044	$path = normalise $path, $origin && $origin->path;
2036		2045
2037	cf::lock_wait "map_data:$path";#d#remove	2046	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
2038	cf::lock_wait "map_find:$path";	2047	my $guard2 = cf::lock_acquire "map_find:$path";
2039		2048
2040	$cf::MAP{$path} || do {	2049	$cf::MAP{$path} || do {
2041	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
2042	my $guard2 = cf::lock_acquire "map_find:$path";
2043
2044	my $map = new_from_path cf::map $path	2050	my $map = new_from_path cf::map $path
2045	or return;	2051	or return;
2046		2052
2047	$map->{last_save} = $cf::RUNTIME;	2053	$map->{last_save} = $cf::RUNTIME;
2048		2054
…		…
2060		2066
2061	$cf::MAP{$path} = $map	2067	$cf::MAP{$path} = $map
2062	}	2068	}
2063	}	2069	}
2064		2070
2065	sub pre_load { }	2071	sub pre_load { }
2066	sub post_load { }	2072	#sub post_load { } # XS
2067		2073
2068	sub load {	2074	sub load {
2069	my ($self) = @_;	2075	my ($self) = @_;
2070		2076
2071	local $self->{deny_reset} = 1; # loading can take a long time	2077	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2088	my $f = new_from_file cf::object::thawer $self->{load_path};	2094	my $f = new_from_file cf::object::thawer $self->{load_path};
2089	$f->skip_block;	2095	$f->skip_block;
2090	$self->_load_objects ($f)	2096	$self->_load_objects ($f)
2091	or return;	2097	or return;
2092		2098
2093	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2099	$self->post_load_original
2094	if delete $self->{load_original};	2100	if delete $self->{load_original};
2095		2101
2096	if (my $uniq = $self->uniq_path) {	2102	if (my $uniq = $self->uniq_path) {
2097	utf8::encode $uniq;	2103	utf8::encode $uniq;
2098	unless (aio_stat $uniq) {	2104	unless (aio_stat $uniq) {
…		…
2116	unless ($self->{deny_activate}) {	2122	unless ($self->{deny_activate}) {
2117	$self->decay_objects;	2123	$self->decay_objects;
2118	$self->fix_auto_apply;	2124	$self->fix_auto_apply;
2119	$self->update_buttons;	2125	$self->update_buttons;
2120	cf::cede_to_tick;	2126	cf::cede_to_tick;
2121	$self->set_darkness_map;
2122	cf::cede_to_tick;
2123	$self->activate;	2127	$self->activate;
2124	}	2128	}
2125		2129
2126	$self->{last_save} = $cf::RUNTIME;	2130	$self->{last_save} = $cf::RUNTIME;
2127	$self->last_access ($cf::RUNTIME);	2131	$self->last_access ($cf::RUNTIME);
…		…
2130	}	2134	}
2131		2135
2132	$self->post_load;	2136	$self->post_load;
2133	}	2137	}
2134		2138
		2139	# customize the map for a given player, i.e.
		2140	# return the _real_ map. used by e.g. per-player
		2141	# maps to change the path to ~playername/mappath
2135	sub customise_for {	2142	sub customise_for {
2136	my ($self, $ob) = @_;	2143	my ($self, $ob) = @_;
2137		2144
2138	return find "~" . $ob->name . "/" . $self->{path}	2145	return find "~" . $ob->name . "/" . $self->{path}
2139	if $self->per_player;	2146	if $self->per_player;
…		…
2216	$MAP_PREFETCHER->prio (6);	2223	$MAP_PREFETCHER->prio (6);
2217		2224
2218	()	2225	()
2219	}	2226	}
2220		2227
		2228	# common code, used by both ->save and ->swapout
2221	sub save {	2229	sub _save {
2222	my ($self) = @_;	2230	my ($self) = @_;
2223
2224	my $lock = cf::lock_acquire "map_data:$self->{path}";
2225		2231
2226	$self->{last_save} = $cf::RUNTIME;	2232	$self->{last_save} = $cf::RUNTIME;
2227		2233
2228	return unless $self->dirty;	2234	return unless $self->dirty;
2229		2235
…		…
2249	} else {	2255	} else {
2250	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2256	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2251	}	2257	}
2252	}	2258	}
2253		2259
		2260	sub save {
		2261	my ($self) = @_;
		2262
		2263	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2264
		2265	$self->_save;
		2266	}
		2267
2254	sub swap_out {	2268	sub swap_out {
2255	my ($self) = @_;	2269	my ($self) = @_;
2256		2270
2257	# save first because save cedes
2258	$self->save;
2259
2260	my $lock = cf::lock_acquire "map_data:$self->{path}";	2271	my $lock = cf::lock_acquire "map_data:$self->{path}";
2261		2272
2262	return if $self->players;
2263	return if $self->in_memory != cf::MAP_ACTIVE;	2273	return if $self->in_memory != cf::MAP_ACTIVE;
2264	return if $self->{deny_save};	2274	return if $self->{deny_save};
		2275	return if $self->players;
2265		2276
		2277	# first deactivate the map and "unlink" it from the core
		2278	$self->deactivate;
		2279	$_->clear_links_to ($self) for values %cf::MAP;
2266	$self->in_memory (cf::MAP_SWAPPED);	2280	$self->in_memory (cf::MAP_SWAPPED);
		2281
		2282	# then atomically save
		2283	$self->_save;
		2284
		2285	# then free the map
		2286	$self->clear;
		2287	}
		2288
		2289	sub reset_at {
		2290	my ($self) = @_;
		2291
		2292	# TODO: safety, remove and allow resettable per-player maps
		2293	return 1e99 if $self->{deny_reset};
		2294
		2295	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2296	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2297
		2298	$time + $to
		2299	}
		2300
		2301	sub should_reset {
		2302	my ($self) = @_;
		2303
		2304	$self->reset_at <= $cf::RUNTIME
		2305	}
		2306
		2307	sub reset {
		2308	my ($self) = @_;
		2309
		2310	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2311
		2312	return if $self->players;
		2313
		2314	warn "resetting map ", $self->path, "\n";
		2315
		2316	$self->in_memory (cf::MAP_SWAPPED);
		2317
		2318	# need to save uniques path
		2319	unless ($self->{deny_save}) {
		2320	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2321
		2322	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2323	if $uniq;
		2324	}
		2325
		2326	delete $cf::MAP{$self->path};
2267		2327
2268	$self->deactivate;	2328	$self->deactivate;
2269	$_->clear_links_to ($self) for values %cf::MAP;	2329	$_->clear_links_to ($self) for values %cf::MAP;
2270	$self->clear;	2330	$self->clear;
2271	}
2272
2273	sub reset_at {
2274	my ($self) = @_;
2275
2276	# TODO: safety, remove and allow resettable per-player maps
2277	return 1e99 if $self->{deny_reset};
2278
2279	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2280	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2281
2282	$time + $to
2283	}
2284
2285	sub should_reset {
2286	my ($self) = @_;
2287
2288	$self->reset_at <= $cf::RUNTIME
2289	}
2290
2291	sub reset {
2292	my ($self) = @_;
2293
2294	my $lock = cf::lock_acquire "map_data:$self->{path}";
2295
2296	return if $self->players;
2297
2298	warn "resetting map ", $self->path;
2299
2300	$self->in_memory (cf::MAP_SWAPPED);
2301
2302	# need to save uniques path
2303	unless ($self->{deny_save}) {
2304	my $uniq = $self->uniq_path; utf8::encode $uniq;
2305
2306	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2307	if $uniq;
2308	}
2309
2310	delete $cf::MAP{$self->path};
2311
2312	$self->deactivate;
2313	$_->clear_links_to ($self) for values %cf::MAP;
2314	$self->clear;
2315		2331
2316	$self->unlink_save;	2332	$self->unlink_save;
2317	$self->destroy;	2333	$self->destroy;
2318	}	2334	}
2319		2335
…		…
2327		2343
2328	delete $cf::MAP{$self->path};	2344	delete $cf::MAP{$self->path};
2329		2345
2330	$self->unlink_save;	2346	$self->unlink_save;
2331		2347
2332	bless $self, "cf::map";	2348	bless $self, "cf::map::wrap";
2333	delete $self->{deny_reset};	2349	delete $self->{deny_reset};
2334	$self->{deny_save} = 1;	2350	$self->{deny_save} = 1;
2335	$self->reset_timeout (1);	2351	$self->reset_timeout (1);
2336	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2352	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2337		2353
…		…
2394	: normalise $_	2410	: normalise $_
2395	} @{ aio_readdir $UNIQUEDIR or [] }	2411	} @{ aio_readdir $UNIQUEDIR or [] }
2396	]	2412	]
2397	}	2413	}
2398		2414
		2415	=item cf::map::static_maps
		2416
		2417	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2418	file in the shared directory excluding F</styles> and F</editor>). May
		2419	block.
		2420
		2421	=cut
		2422
		2423	sub static_maps() {
		2424	my @dirs = "";
		2425	my @maps;
		2426
		2427	while (@dirs) {
		2428	my $dir = shift @dirs;
		2429
		2430	next if $dir eq "/styles" || $dir eq "/editor";
		2431
		2432	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2433	or return;
		2434
		2435	for (@$files) {
		2436	s/\.map$// or next;
		2437	utf8::decode $_;
		2438	push @maps, "$dir/$_";
		2439	}
		2440
		2441	push @dirs, map "$dir/$_", @$dirs;
		2442	}
		2443
		2444	\@maps
		2445	}
		2446
2399	=back	2447	=back
2400		2448
2401	=head3 cf::object	2449	=head3 cf::object
2402		2450
2403	=cut	2451	=cut
…		…
2468		2516
2469	our $SAY_CHANNEL = {	2517	our $SAY_CHANNEL = {
2470	id => "say",	2518	id => "say",
2471	title => "Map",	2519	title => "Map",
2472	reply => "say ",	2520	reply => "say ",
2473	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",	2521	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2474	};	2522	};
2475		2523
2476	our $CHAT_CHANNEL = {	2524	our $CHAT_CHANNEL = {
2477	id => "chat",	2525	id => "chat",
2478	title => "Chat",	2526	title => "Chat",
…		…
2533		2581
2534	=item $player_object->enter_link	2582	=item $player_object->enter_link
2535		2583
2536	Freezes the player and moves him/her to a special map (C<{link}>).	2584	Freezes the player and moves him/her to a special map (C<{link}>).
2537		2585
2538	The player should be reasonably safe there for short amounts of time. You	2586	The player should be reasonably safe there for short amounts of time (e.g.
2539	I<MUST> call C<leave_link> as soon as possible, though.	2587	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2588	though, as the palyer cannot control the character while it is on the link
		2589	map.
2540		2590
2541	Will never block.	2591	Will never block.
2542		2592
2543	=item $player_object->leave_link ($map, $x, $y)	2593	=item $player_object->leave_link ($map, $x, $y)
2544		2594
…		…
2569	return if UNIVERSAL::isa $self->map, "ext::map_link";	2619	return if UNIVERSAL::isa $self->map, "ext::map_link";
2570		2620
2571	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2621	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2572	if $self->map && $self->map->{path} ne "{link}";	2622	if $self->map && $self->map->{path} ne "{link}";
2573		2623
2574	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2624	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2575	}	2625	}
2576		2626
2577	sub cf::object::player::leave_link {	2627	sub cf::object::player::leave_link {
2578	my ($self, $map, $x, $y) = @_;	2628	my ($self, $map, $x, $y) = @_;
2579		2629
…		…
2596	($x, $y) = (-1, -1)	2646	($x, $y) = (-1, -1)
2597	unless (defined $x) && (defined $y);	2647	unless (defined $x) && (defined $y);
2598		2648
2599	# use -1 or undef as default coordinates, not 0, 0	2649	# use -1 or undef as default coordinates, not 0, 0
2600	($x, $y) = ($map->enter_x, $map->enter_y)	2650	($x, $y) = ($map->enter_x, $map->enter_y)
2601	if $x <=0 && $y <= 0;	2651	if $x <= 0 && $y <= 0;
2602		2652
2603	$map->load;	2653	$map->load;
2604	$map->load_neighbours;	2654	$map->load_neighbours;
2605		2655
2606	return unless $self->contr->active;	2656	return unless $self->contr->active;
2607	$self->activate_recursive;
2608		2657
2609	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2658	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2610	$self->enter_map ($map, $x, $y);	2659	$self->enter_map ($map, $x, $y);
		2660
		2661	# only activate afterwards, to support waiting in hooks
		2662	$self->activate_recursive;
		2663	# unless exists $self->{_link_pos}; # maybe we re in-flight again
2611	}	2664	}
2612		2665
2613	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2666	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2614		2667
2615	Moves the player to the given map-path and coordinates by first freezing	2668	Moves the player to the given map-path and coordinates by first freezing
2616	her, loading and preparing them map, calling the provided $check callback	2669	her, loading and preparing them map, calling the provided $check callback
2617	that has to return the map if sucecssful, and then unfreezes the player on	2670	that has to return the map if sucecssful, and then unfreezes the player on
2618	the new (success) or old (failed) map position. In either case, $done will	2671	the new (success) or old (failed) map position. In either case, $done will
2619	be called at the end of this process.	2672	be called at the end of this process.
		2673
		2674	Note that $check will be called with a potentially non-loaded map, so if
		2675	it needs a loaded map it has to call C<< ->load >>.
2620		2676
2621	=cut	2677	=cut
2622		2678
2623	our $GOTOGEN;	2679	our $GOTOGEN;
2624		2680
…		…
2771	$self->contr->savebed ($map, $x, $y)	2827	$self->contr->savebed ($map, $x, $y)
2772	if $exit->flag (cf::FLAG_DAMNED);	2828	if $exit->flag (cf::FLAG_DAMNED);
2773		2829
2774	1	2830	1
2775	}) {	2831	}) {
2776	$self->message ("Something went wrong deep within the crossfire server. "	2832	$self->message ("Something went wrong deep within the deliantra server. "
2777	. "I'll try to bring you back to the map you were before. "	2833	. "I'll try to bring you back to the map you were before. "
2778	. "Please report this to the dungeon master!",	2834	. "Please report this to the dungeon master!",
2779	cf::NDI_UNIQUE | cf::NDI_RED);	2835	cf::NDI_UNIQUE | cf::NDI_RED);
2780		2836
2781	warn "ERROR in enter_exit: $@";	2837	warn "ERROR in enter_exit: $@";
…		…
2798	sub cf::client::send_drawinfo {	2854	sub cf::client::send_drawinfo {
2799	my ($self, $text, $flags) = @_;	2855	my ($self, $text, $flags) = @_;
2800		2856
2801	utf8::encode $text;	2857	utf8::encode $text;
2802	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2858	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2859	}
		2860
		2861	=item $client->send_big_packet ($pkt)
		2862
		2863	Like C<send_packet>, but tries to compress large packets, and fragments
		2864	them as required.
		2865
		2866	=cut
		2867
		2868	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2869
		2870	sub cf::client::send_big_packet {
		2871	my ($self, $pkt) = @_;
		2872
		2873	# try lzf for large packets
		2874	$pkt = "lzf " . Compress::LZF::compress $pkt
		2875	if 1024 <= length $pkt and $self->{can_lzf};
		2876
		2877	# split very large packets
		2878	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2879	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2880	$pkt = "frag";
		2881	}
		2882
		2883	$self->send_packet ($pkt);
2803	}	2884	}
2804		2885
2805	=item $client->send_msg ($channel, $msg, $color, [extra...])	2886	=item $client->send_msg ($channel, $msg, $color, [extra...])
2806		2887
2807	Send a drawinfo or msg packet to the client, formatting the msg for the	2888	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2811		2892
2812	=cut	2893	=cut
2813		2894
2814	# non-persistent channels (usually the info channel)	2895	# non-persistent channels (usually the info channel)
2815	our %CHANNEL = (	2896	our %CHANNEL = (
		2897	"c/motd" => {
		2898	id => "infobox",
		2899	title => "MOTD",
		2900	reply => undef,
		2901	tooltip => "The message of the day",
		2902	},
2816	"c/identify" => {	2903	"c/identify" => {
2817	id => "infobox",	2904	id => "infobox",
2818	title => "Identify",	2905	title => "Identify",
2819	reply => undef,	2906	reply => undef,
2820	tooltip => "Items recently identified",	2907	tooltip => "Items recently identified",
…		…
2822	"c/examine" => {	2909	"c/examine" => {
2823	id => "infobox",	2910	id => "infobox",
2824	title => "Examine",	2911	title => "Examine",
2825	reply => undef,	2912	reply => undef,
2826	tooltip => "Signs and other items you examined",	2913	tooltip => "Signs and other items you examined",
		2914	},
		2915	"c/shopinfo" => {
		2916	id => "infobox",
		2917	title => "Shop Info",
		2918	reply => undef,
		2919	tooltip => "What your bargaining skill tells you about the shop",
2827	},	2920	},
2828	"c/book" => {	2921	"c/book" => {
2829	id => "infobox",	2922	id => "infobox",
2830	title => "Book",	2923	title => "Book",
2831	reply => undef,	2924	reply => undef,
…		…
2847	id => "infobox",	2940	id => "infobox",
2848	title => "Body Parts",	2941	title => "Body Parts",
2849	reply => undef,	2942	reply => undef,
2850	tooltip => "Shows which body parts you posess and are available",	2943	tooltip => "Shows which body parts you posess and are available",
2851	},	2944	},
		2945	"c/statistics" => {
		2946	id => "infobox",
		2947	title => "Statistics",
		2948	reply => undef,
		2949	tooltip => "Shows your primary statistics",
		2950	},
		2951	"c/skills" => {
		2952	id => "infobox",
		2953	title => "Skills",
		2954	reply => undef,
		2955	tooltip => "Shows your experience per skill and item power",
		2956	},
		2957	"c/shopitems" => {
		2958	id => "infobox",
		2959	title => "Shop Items",
		2960	reply => undef,
		2961	tooltip => "Shows the items currently for sale in this shop",
		2962	},
		2963	"c/resistances" => {
		2964	id => "infobox",
		2965	title => "Resistances",
		2966	reply => undef,
		2967	tooltip => "Shows your resistances",
		2968	},
		2969	"c/pets" => {
		2970	id => "infobox",
		2971	title => "Pets",
		2972	reply => undef,
		2973	tooltip => "Shows information abotu your pets/a specific pet",
		2974	},
		2975	"c/perceiveself" => {
		2976	id => "infobox",
		2977	title => "Perceive Self",
		2978	reply => undef,
		2979	tooltip => "You gained detailed knowledge about yourself",
		2980	},
2852	"c/uptime" => {	2981	"c/uptime" => {
2853	id => "infobox",	2982	id => "infobox",
2854	title => "Uptime",	2983	title => "Uptime",
2855	reply => undef,	2984	reply => undef,
2856	tooltip => "How long the server has been running since last restart",	2985	tooltip => "How long the server has been running since last restart",
…		…
2865	id => "party",	2994	id => "party",
2866	title => "Party",	2995	title => "Party",
2867	reply => "gsay ",	2996	reply => "gsay ",
2868	tooltip => "Messages and chat related to your party",	2997	tooltip => "Messages and chat related to your party",
2869	},	2998	},
		2999	"c/death" => {
		3000	id => "death",
		3001	title => "Death",
		3002	reply => undef,
		3003	tooltip => "Reason for and more info about your most recent death",
		3004	},
		3005	"c/say" => $SAY_CHANNEL,
		3006	"c/chat" => $CHAT_CHANNEL,
2870	);	3007	);
2871		3008
2872	sub cf::client::send_msg {	3009	sub cf::client::send_msg {
2873	my ($self, $channel, $msg, $color, @extra) = @_;	3010	my ($self, $channel, $msg, $color, @extra) = @_;
2874		3011
2875	$msg = $self->pl->expand_cfpod ($msg);	3012	$msg = $self->pl->expand_cfpod ($msg)
		3013	unless $color & cf::NDI_VERBATIM;
2876		3014
2877	$color &= cf::NDI_CLIENT_MASK; # just in case...	3015	$color &= cf::NDI_CLIENT_MASK; # just in case...
2878		3016
2879	# check predefined channels, for the benefit of C	3017	# check predefined channels, for the benefit of C
2880	if ($CHANNEL{$channel}) {	3018	if ($CHANNEL{$channel}) {
2881	$channel = $CHANNEL{$channel};	3019	$channel = $CHANNEL{$channel};
2882		3020
2883	$self->ext_msg (channel_info => $channel)	3021	$self->ext_msg (channel_info => $channel);
2884	if $self->can_msg;
2885
2886	$channel = $channel->{id};	3022	$channel = $channel->{id};
2887		3023
2888	} elsif (ref $channel) {	3024	} elsif (ref $channel) {
2889	# send meta info to client, if not yet sent	3025	# send meta info to client, if not yet sent
2890	unless (exists $self->{channel}{$channel->{id}}) {	3026	unless (exists $self->{channel}{$channel->{id}}) {
2891	$self->{channel}{$channel->{id}} = $channel;	3027	$self->{channel}{$channel->{id}} = $channel;
2892	$self->ext_msg (channel_info => $channel)	3028	$self->ext_msg (channel_info => $channel);
2893	if $self->can_msg;
2894	}	3029	}
2895		3030
2896	$channel = $channel->{id};	3031	$channel = $channel->{id};
2897	}	3032	}
2898		3033
2899	return unless @extra || length $msg;	3034	return unless @extra || length $msg;
2900		3035
2901	if ($self->can_msg) {
2902	# default colour, mask it out	3036	# default colour, mask it out
2903	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3037	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2904	if $color & cf::NDI_DEF;	3038	if $color & cf::NDI_DEF;
2905		3039
2906	$self->send_packet ("msg " . $self->{json_coder}->encode (	3040	my $pkt = "msg "
		3041	. $self->{json_coder}->encode (
2907	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3042	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2908	} else {	3043	);
2909	if ($color >= 0) {
2910	# replace some tags by gcfclient-compatible ones
2911	for ($msg) {
2912	1 while
2913	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2914	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2915	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2916	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2917	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2918	}
2919		3044
2920	$color &= cf::NDI_COLOR_MASK;	3045	$self->send_big_packet ($pkt);
2921
2922	utf8::encode $msg;
2923
2924	if (0 && $msg =~ /\[/) {
2925	# COMMAND/INFO
2926	$self->send_packet ("drawextinfo $color 10 8 $msg")
2927	} else {
2928	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2929	$self->send_packet ("drawinfo $color $msg")
2930	}
2931	}
2932	}
2933	}	3046	}
2934		3047
2935	=item $client->ext_msg ($type, @msg)	3048	=item $client->ext_msg ($type, @msg)
2936		3049
2937	Sends an ext event to the client.	3050	Sends an ext event to the client.
…		…
2940		3053
2941	sub cf::client::ext_msg($$@) {	3054	sub cf::client::ext_msg($$@) {
2942	my ($self, $type, @msg) = @_;	3055	my ($self, $type, @msg) = @_;
2943		3056
2944	if ($self->extcmd == 2) {	3057	if ($self->extcmd == 2) {
2945	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3058	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2946	} elsif ($self->extcmd == 1) { # TODO: remove	3059	} elsif ($self->extcmd == 1) { # TODO: remove
2947	push @msg, msgtype => "event_$type";	3060	push @msg, msgtype => "event_$type";
2948	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3061	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2949	}	3062	}
2950	}	3063	}
2951		3064
2952	=item $client->ext_reply ($msgid, @msg)	3065	=item $client->ext_reply ($msgid, @msg)
2953		3066
…		…
2957		3070
2958	sub cf::client::ext_reply($$@) {	3071	sub cf::client::ext_reply($$@) {
2959	my ($self, $id, @msg) = @_;	3072	my ($self, $id, @msg) = @_;
2960		3073
2961	if ($self->extcmd == 2) {	3074	if ($self->extcmd == 2) {
2962	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3075	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2963	} elsif ($self->extcmd == 1) {	3076	} elsif ($self->extcmd == 1) {
2964	#TODO: version 1, remove	3077	#TODO: version 1, remove
2965	unshift @msg, msgtype => "reply", msgid => $id;	3078	unshift @msg, msgtype => "reply", msgid => $id;
2966	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3079	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2967	}	3080	}
2968	}	3081	}
2969		3082
2970	=item $success = $client->query ($flags, "text", \&cb)	3083	=item $success = $client->query ($flags, "text", \&cb)
2971		3084
…		…
3072		3185
3073	$coro	3186	$coro
3074	}	3187	}
3075		3188
3076	cf::client->attach (	3189	cf::client->attach (
3077	on_destroy => sub {	3190	on_client_destroy => sub {
3078	my ($ns) = @_;	3191	my ($ns) = @_;
3079		3192
3080	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3193	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3081	},	3194	},
3082	);	3195	);
…		…
3098	our $safe_hole = new Safe::Hole;	3211	our $safe_hole = new Safe::Hole;
3099		3212
3100	$SIG{FPE} = 'IGNORE';	3213	$SIG{FPE} = 'IGNORE';
3101		3214
3102	$safe->permit_only (Opcode::opset qw(	3215	$safe->permit_only (Opcode::opset qw(
3103	:base_core :base_mem :base_orig :base_math	3216	:base_core :base_mem :base_orig :base_math :base_loop
3104	grepstart grepwhile mapstart mapwhile	3217	grepstart grepwhile mapstart mapwhile
3105	sort time	3218	sort time
3106	));	3219	));
3107		3220
3108	# here we export the classes and methods available to script code	3221	# here we export the classes and methods available to script code
…		…
3112	The following functions and methods are available within a safe environment:	3225	The following functions and methods are available within a safe environment:
3113		3226
3114	cf::object	3227	cf::object
3115	contr pay_amount pay_player map x y force_find force_add destroy	3228	contr pay_amount pay_player map x y force_find force_add destroy
3116	insert remove name archname title slaying race decrease split	3229	insert remove name archname title slaying race decrease split
		3230	value
3117		3231
3118	cf::object::player	3232	cf::object::player
3119	player	3233	player
3120		3234
3121	cf::player	3235	cf::player
…		…
3127	=cut	3241	=cut
3128		3242
3129	for (	3243	for (
3130	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3244	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3131	insert remove inv nrof name archname title slaying race	3245	insert remove inv nrof name archname title slaying race
3132	decrease split destroy)],	3246	decrease split destroy change_exp value msg lore send_msg)],
3133	["cf::object::player" => qw(player)],	3247	["cf::object::player" => qw(player)],
3134	["cf::player" => qw(peaceful)],	3248	["cf::player" => qw(peaceful send_msg)],
3135	["cf::map" => qw(trigger)],	3249	["cf::map" => qw(trigger)],
3136	) {	3250	) {
3137	no strict 'refs';	3251	no strict 'refs';
3138	my ($pkg, @funs) = @$_;	3252	my ($pkg, @funs) = @$_;
3139	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3253	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
3157		3271
3158	my $qcode = $code;	3272	my $qcode = $code;
3159	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3273	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3160	$qcode =~ s/\n/\\n/g;	3274	$qcode =~ s/\n/\\n/g;
3161		3275
		3276	%vars = (_dummy => 0) unless %vars;
		3277
		3278	my @res;
3162	local $_;	3279	local $_;
3163	local @safe::cf::_safe_eval_args = values %vars;
3164		3280
3165	my $eval =	3281	my $eval =
3166	"do {\n"	3282	"do {\n"
3167	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3283	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3168	. "#line 0 \"{$qcode}\"\n"	3284	. "#line 0 \"{$qcode}\"\n"
3169	. $code	3285	. $code
3170	. "\n}"	3286	. "\n}"
3171	;	3287	;
3172		3288
		3289	if ($CFG{safe_eval}) {
3173	sub_generation_inc;	3290	sub_generation_inc;
		3291	local @safe::cf::_safe_eval_args = values %vars;
3174	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3292	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3175	sub_generation_inc;	3293	sub_generation_inc;
		3294	} else {
		3295	local @cf::_safe_eval_args = values %vars;
		3296	@res = wantarray ? eval eval : scalar eval $eval;
		3297	}
3176		3298
3177	if ($@) {	3299	if ($@) {
3178	warn "$@";	3300	warn "$@";
3179	warn "while executing safe code '$code'\n";	3301	warn "while executing safe code '$code'\n";
3180	warn "with arguments " . (join " ", %vars) . "\n";	3302	warn "with arguments " . (join " ", %vars) . "\n";
…		…
3199	=cut	3321	=cut
3200		3322
3201	sub register_script_function {	3323	sub register_script_function {
3202	my ($fun, $cb) = @_;	3324	my ($fun, $cb) = @_;
3203		3325
3204	no strict 'refs';	3326	$fun = "safe::$fun" if $CFG{safe_eval};
3205	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3327	*$fun = $safe_hole->wrap ($cb);
3206	}	3328	}
3207		3329
3208	=back	3330	=back
3209		3331
3210	=cut	3332	=cut
…		…
3231		3353
3232	$facedata->{version} == 2	3354	$facedata->{version} == 2
3233	or cf::cleanup "$path: version mismatch, cannot proceed.";	3355	or cf::cleanup "$path: version mismatch, cannot proceed.";
3234		3356
3235	# patch in the exptable	3357	# patch in the exptable
		3358	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3236	$facedata->{resource}{"res/exp_table"} = {	3359	$facedata->{resource}{"res/exp_table"} = {
3237	type => FT_RSRC,	3360	type => FT_RSRC,
3238	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3361	data => $exp_table,
		3362	hash => (Digest::MD5::md5 $exp_table),
3239	};	3363	};
3240	cf::cede_to_tick;	3364	cf::cede_to_tick;
3241		3365
3242	{	3366	{
3243	my $faces = $facedata->{faceinfo};	3367	my $faces = $facedata->{faceinfo};
…		…
3245	while (my ($face, $info) = each %$faces) {	3369	while (my ($face, $info) = each %$faces) {
3246	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3370	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3247		3371
3248	cf::face::set_visibility $idx, $info->{visibility};	3372	cf::face::set_visibility $idx, $info->{visibility};
3249	cf::face::set_magicmap $idx, $info->{magicmap};	3373	cf::face::set_magicmap $idx, $info->{magicmap};
3250	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3374	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3251	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3375	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3252		3376
3253	cf::cede_to_tick;	3377	cf::cede_to_tick;
3254	}	3378	}
3255		3379
3256	while (my ($face, $info) = each %$faces) {	3380	while (my ($face, $info) = each %$faces) {
…		…
3280		3404
3281	cf::anim::invalidate_all; # d'oh	3405	cf::anim::invalidate_all; # d'oh
3282	}	3406	}
3283		3407
3284	{	3408	{
3285	# TODO: for gcfclient pleasure, we should give resources
3286	# that gcfclient doesn't grok a >10000 face index.
3287	my $res = $facedata->{resource};	3409	my $res = $facedata->{resource};
3288		3410
3289	while (my ($name, $info) = each %$res) {	3411	while (my ($name, $info) = each %$res) {
3290	if (defined $info->{type}) {	3412	if (defined $info->{type}) {
3291	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3413	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3292	my $data;
3293		3414
3294	if ($info->{type} & 1) {	3415	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3295	# prepend meta info
3296
3297	my $meta = $enc->encode ({
3298	name => $name,
3299	%{ $info->{meta} || {} },
3300	});
3301
3302	$data = pack "(w/a*)*", $meta, $info->{data};
3303	} else {
3304	$data = $info->{data};
3305	}
3306
3307	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3308	cf::face::set_type $idx, $info->{type};	3416	cf::face::set_type $idx, $info->{type};
3309	} else {	3417	} else {
3310	$RESOURCE{$name} = $info;	3418	$RESOURCE{$name} = $info;
3311	}	3419	}
3312		3420
…		…
3395	reload_treasures;	3503	reload_treasures;
3396		3504
3397	warn "finished reloading resource files\n";	3505	warn "finished reloading resource files\n";
3398	}	3506	}
3399		3507
3400	sub init {
3401	my $guard = freeze_mainloop;
3402
3403	reload_resources;
3404	}
3405
3406	sub reload_config {	3508	sub reload_config {
		3509	warn "reloading config file...\n";
		3510
3407	open my $fh, "<:utf8", "$CONFDIR/config"	3511	open my $fh, "<:utf8", "$CONFDIR/config"
3408	or return;	3512	or return;
3409		3513
3410	local $/;	3514	local $/;
3411	*CFG = YAML::Load <$fh>;	3515	*CFG = YAML::XS::Load scalar <$fh>;
3412		3516
3413	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3517	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3414		3518
3415	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3519	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3416	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3520	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3420	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3524	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3421	and die "WARNING: m(un)lockall failed: $!\n";	3525	and die "WARNING: m(un)lockall failed: $!\n";
3422	};	3526	};
3423	warn $@ if $@;	3527	warn $@ if $@;
3424	}	3528	}
		3529
		3530	warn "finished reloading resource files\n";
		3531	}
		3532
		3533	sub pidfile() {
		3534	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3535	or die "$PIDFILE: $!";
		3536	flock $fh, &Fcntl::LOCK_EX
		3537	or die "$PIDFILE: flock: $!";
		3538	$fh
		3539	}
		3540
		3541	# make sure only one server instance is running at any one time
		3542	sub atomic {
		3543	my $fh = pidfile;
		3544
		3545	my $pid = <$fh>;
		3546	kill 9, $pid if $pid > 0;
		3547
		3548	seek $fh, 0, 0;
		3549	print $fh $$;
		3550	}
		3551
		3552	sub main_loop {
		3553	warn "EV::loop starting\n";
		3554	if (1) {
		3555	EV::loop;
		3556	}
		3557	warn "EV::loop returned\n";
		3558	goto &main_loop unless $REALLY_UNLOOP;
3425	}	3559	}
3426		3560
3427	sub main {	3561	sub main {
		3562	cf::init_globals; # initialise logging
		3563
		3564	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3565	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3566	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3567	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3568
		3569	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3570
3428	# we must not ever block the main coroutine	3571	# we must not ever block the main coroutine
3429	local $Coro::idle = sub {	3572	local $Coro::idle = sub {
3430	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3573	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3431	(async {	3574	(async {
3432	$Coro::current->{desc} = "IDLE BUG HANDLER";	3575	$Coro::current->{desc} = "IDLE BUG HANDLER";
3433	EV::loop EV::LOOP_ONESHOT;	3576	EV::loop EV::LOOP_ONESHOT;
3434	})->prio (Coro::PRIO_MAX);	3577	})->prio (Coro::PRIO_MAX);
3435	};	3578	};
3436		3579
3437	{	3580	evthread_start IO::AIO::poll_fileno;
3438	my $guard = freeze_mainloop;	3581
		3582	cf::sync_job {
		3583	cf::init_experience;
		3584	cf::init_anim;
		3585	cf::init_attackmess;
		3586	cf::init_dynamic;
		3587
		3588	cf::load_settings;
		3589	cf::load_materials;
		3590
		3591	reload_resources;
3439	reload_config;	3592	reload_config;
3440	db_init;	3593	db_init;
		3594
		3595	cf::init_uuid;
		3596	cf::init_signals;
		3597	cf::init_skills;
		3598
		3599	cf::init_beforeplay;
		3600
		3601	atomic;
		3602
3441	load_extensions;	3603	load_extensions;
3442		3604
3443	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3605	utime time, time, $RUNTIMEFILE;
		3606
		3607	# no (long-running) fork's whatsoever before this point(!)
		3608	use POSIX ();
		3609	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3610
		3611	(pop @POST_INIT)->(0) while @POST_INIT;
3444	}	3612	};
3445		3613
3446	EV::loop;	3614	cf::object::thawer::errors_are_fatal 0;
		3615	warn "parse errors in files are no longer fatal from this point on.\n";
		3616
		3617	main_loop;
3447	}	3618	}
3448		3619
3449	#############################################################################	3620	#############################################################################
3450	# initialisation and cleanup	3621	# initialisation and cleanup
3451		3622
3452	# install some emergency cleanup handlers	3623	# install some emergency cleanup handlers
3453	BEGIN {	3624	BEGIN {
3454	our %SIGWATCHER = ();	3625	our %SIGWATCHER = ();
3455	for my $signal (qw(INT HUP TERM)) {	3626	for my $signal (qw(INT HUP TERM)) {
3456	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3627	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3457	cf::cleanup "SIG$signal";	3628	cf::cleanup "SIG$signal";
3458	};	3629	};
3459	}	3630	}
3460	}	3631	}
3461		3632
3462	sub write_runtime_sync {	3633	sub write_runtime_sync {
3463	my $runtime = "$LOCALDIR/runtime";	3634	my $t0 = AE::time;
3464		3635
3465	# first touch the runtime file to show we are still running:	3636	# first touch the runtime file to show we are still running:
3466	# the fsync below can take a very very long time.	3637	# the fsync below can take a very very long time.
3467		3638
3468	IO::AIO::aio_utime $runtime, undef, undef;	3639	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3469		3640
3470	my $guard = cf::lock_acquire "write_runtime";	3641	my $guard = cf::lock_acquire "write_runtime";
3471		3642
3472	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3643	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3473	or return;	3644	or return;
3474		3645
3475	my $value = $cf::RUNTIME + 90 + 10;	3646	my $value = $cf::RUNTIME + 90 + 10;
3476	# 10 is the runtime save interval, for a monotonic clock	3647	# 10 is the runtime save interval, for a monotonic clock
3477	# 60 allows for the watchdog to kill the server.	3648	# 60 allows for the watchdog to kill the server.
…		…
3487	aio_utime $fh, undef, undef;	3658	aio_utime $fh, undef, undef;
3488		3659
3489	close $fh	3660	close $fh
3490	or return;	3661	or return;
3491		3662
3492	aio_rename "$runtime~", $runtime	3663	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3493	and return;	3664	and return;
3494		3665
3495	warn "runtime file written.\n";	3666	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
3496		3667
3497	1	3668	1
3498	}	3669	}
3499		3670
3500	our $uuid_lock;	3671	our $uuid_lock;
…		…
3509	my $uuid = "$LOCALDIR/uuid";	3680	my $uuid = "$LOCALDIR/uuid";
3510		3681
3511	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3682	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3512	or return;	3683	or return;
3513		3684
3514	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	3685	my $value = uuid_seq uuid_cur;
		3686
		3687	unless ($value) {
		3688	warn "cowardly refusing to write zero uuid value!\n";
		3689	return;
		3690	}
		3691
		3692	my $value = uuid_str $value + $uuid_skip;
3515	$uuid_skip = 0;	3693	$uuid_skip = 0;
3516		3694
3517	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3695	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3518	and return;	3696	and return;
3519		3697
…		…
3541	}	3719	}
3542		3720
3543	sub emergency_save() {	3721	sub emergency_save() {
3544	my $freeze_guard = cf::freeze_mainloop;	3722	my $freeze_guard = cf::freeze_mainloop;
3545		3723
3546	warn "enter emergency perl save\n";	3724	warn "emergency_perl_save: enter\n";
3547		3725
3548	cf::sync_job {	3726	cf::sync_job {
		3727	# this is a trade-off: we want to be very quick here, so
		3728	# save all maps without fsync, and later call a global sync
		3729	# (which in turn might be very very slow)
		3730	local $USE_FSYNC = 0;
		3731
3549	# use a peculiar iteration method to avoid tripping on perl	3732	# use a peculiar iteration method to avoid tripping on perl
3550	# refcount bugs in for. also avoids problems with players	3733	# refcount bugs in for. also avoids problems with players
3551	# and maps saved/destroyed asynchronously.	3734	# and maps saved/destroyed asynchronously.
3552	warn "begin emergency player save\n";	3735	warn "emergency_perl_save: begin player save\n";
3553	for my $login (keys %cf::PLAYER) {	3736	for my $login (keys %cf::PLAYER) {
3554	my $pl = $cf::PLAYER{$login} or next;	3737	my $pl = $cf::PLAYER{$login} or next;
3555	$pl->valid or next;	3738	$pl->valid or next;
3556	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3739	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3557	$pl->save;	3740	$pl->save;
3558	}	3741	}
3559	warn "end emergency player save\n";	3742	warn "emergency_perl_save: end player save\n";
3560		3743
3561	warn "begin emergency map save\n";	3744	warn "emergency_perl_save: begin map save\n";
3562	for my $path (keys %cf::MAP) {	3745	for my $path (keys %cf::MAP) {
3563	my $map = $cf::MAP{$path} or next;	3746	my $map = $cf::MAP{$path} or next;
3564	$map->valid or next;	3747	$map->valid or next;
3565	$map->save;	3748	$map->save;
3566	}	3749	}
3567	warn "end emergency map save\n";	3750	warn "emergency_perl_save: end map save\n";
3568		3751
3569	warn "begin emergency database checkpoint\n";	3752	warn "emergency_perl_save: begin database checkpoint\n";
3570	BDB::db_env_txn_checkpoint $DB_ENV;	3753	BDB::db_env_txn_checkpoint $DB_ENV;
3571	warn "end emergency database checkpoint\n";	3754	warn "emergency_perl_save: end database checkpoint\n";
3572		3755
3573	warn "begin write uuid\n";	3756	warn "emergency_perl_save: begin write uuid\n";
3574	write_uuid_sync 1;	3757	write_uuid_sync 1;
3575	warn "end write uuid\n";	3758	warn "emergency_perl_save: end write uuid\n";
3576	};	3759	};
3577		3760
		3761	warn "emergency_perl_save: starting sync()\n";
		3762	IO::AIO::aio_sync sub {
		3763	warn "emergency_perl_save: finished sync()\n";
		3764	};
		3765
3578	warn "leave emergency perl save\n";	3766	warn "emergency_perl_save: leave\n";
3579	}	3767	}
3580		3768
3581	sub post_cleanup {	3769	sub post_cleanup {
3582	my ($make_core) = @_;	3770	my ($make_core) = @_;
3583		3771
3584	warn Carp::longmess "post_cleanup backtrace"	3772	warn Carp::longmess "post_cleanup backtrace"
3585	if $make_core;	3773	if $make_core;
		3774
		3775	my $fh = pidfile;
		3776	unlink $PIDFILE if <$fh> == $$;
		3777	}
		3778
		3779	# a safer delete_package, copied from Symbol
		3780	sub clear_package($) {
		3781	my $pkg = shift;
		3782
		3783	# expand to full symbol table name if needed
		3784	unless ($pkg =~ /^main::.*::$/) {
		3785	$pkg = "main$pkg" if $pkg =~ /^::/;
		3786	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3787	$pkg .= '::' unless $pkg =~ /::$/;
		3788	}
		3789
		3790	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3791	my $stem_symtab = *{$stem}{HASH};
		3792
		3793	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3794	or return;
		3795
		3796	# clear all symbols
		3797	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3798	for my $name (keys %$leaf_symtab) {
		3799	_gv_clear *{"$pkg$name"};
		3800	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3801	}
3586	}	3802	}
3587		3803
3588	sub do_reload_perl() {	3804	sub do_reload_perl() {
3589	# can/must only be called in main	3805	# can/must only be called in main
3590	if ($Coro::current != $Coro::main) {	3806	if (in_main) {
3591	warn "can only reload from main coroutine";	3807	warn "can only reload from main coroutine";
3592	return;	3808	return;
3593	}	3809	}
3594		3810
		3811	return if $RELOAD++;
		3812
		3813	my $t1 = AE::time;
		3814
		3815	while ($RELOAD) {
3595	warn "reloading...";	3816	warn "reloading...";
3596		3817
3597	warn "entering sync_job";	3818	warn "entering sync_job";
3598		3819
3599	cf::sync_job {	3820	cf::sync_job {
3600	cf::write_runtime_sync; # external watchdog should not bark	3821	cf::write_runtime_sync; # external watchdog should not bark
3601	cf::emergency_save;	3822	cf::emergency_save;
3602	cf::write_runtime_sync; # external watchdog should not bark	3823	cf::write_runtime_sync; # external watchdog should not bark
3603		3824
3604	warn "syncing database to disk";	3825	warn "syncing database to disk";
3605	BDB::db_env_txn_checkpoint $DB_ENV;	3826	BDB::db_env_txn_checkpoint $DB_ENV;
3606		3827
3607	# if anything goes wrong in here, we should simply crash as we already saved	3828	# if anything goes wrong in here, we should simply crash as we already saved
3608		3829
3609	warn "flushing outstanding aio requests";	3830	warn "flushing outstanding aio requests";
3610	for (;;) {
3611	BDB::flush;
3612	IO::AIO::flush;
3613	Coro::cede_notself;
3614	last unless IO::AIO::nreqs || BDB::nreqs;	3831	while (IO::AIO::nreqs || BDB::nreqs) {
3615	warn "iterate...";	3832	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3616	}
3617
3618	++$RELOAD;
3619
3620	warn "cancelling all extension coros";
3621	$_->cancel for values %EXT_CORO;
3622	%EXT_CORO = ();
3623
3624	warn "removing commands";
3625	%COMMAND = ();
3626
3627	warn "removing ext/exti commands";
3628	%EXTCMD = ();
3629	%EXTICMD = ();
3630
3631	warn "unloading/nuking all extensions";
3632	for my $pkg (@EXTS) {
3633	warn "... unloading $pkg";
3634
3635	if (my $cb = $pkg->can ("unload")) {
3636	eval {
3637	$cb->($pkg);
3638	1
3639	} or warn "$pkg unloaded, but with errors: $@";
3640	}	3833	}
3641		3834
3642	warn "... nuking $pkg";	3835	warn "cancelling all extension coros";
3643	Symbol::delete_package $pkg;	3836	$_->cancel for values %EXT_CORO;
3644	}	3837	%EXT_CORO = ();
3645		3838
3646	warn "unloading all perl modules loaded from $LIBDIR";	3839	warn "removing commands";
3647	while (my ($k, $v) = each %INC) {	3840	%COMMAND = ();
3648	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3649		3841
		3842	warn "removing ext/exti commands";
		3843	%EXTCMD = ();
		3844	%EXTICMD = ();
		3845
		3846	warn "unloading/nuking all extensions";
		3847	for my $pkg (@EXTS) {
3650	warn "... unloading $k";	3848	warn "... unloading $pkg";
3651	delete $INC{$k};
3652		3849
3653	$k =~ s/\.pm$//;
3654	$k =~ s/\//::/g;
3655
3656	if (my $cb = $k->can ("unload_module")) {	3850	if (my $cb = $pkg->can ("unload")) {
		3851	eval {
3657	$cb->();	3852	$cb->($pkg);
		3853	1
		3854	} or warn "$pkg unloaded, but with errors: $@";
		3855	}
		3856
		3857	warn "... clearing $pkg";
		3858	clear_package $pkg;
3658	}	3859	}
3659		3860
3660	Symbol::delete_package $k;	3861	warn "unloading all perl modules loaded from $LIBDIR";
		3862	while (my ($k, $v) = each %INC) {
		3863	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3864
		3865	warn "... unloading $k";
		3866	delete $INC{$k};
		3867
		3868	$k =~ s/\.pm$//;
		3869	$k =~ s/\//::/g;
		3870
		3871	if (my $cb = $k->can ("unload_module")) {
		3872	$cb->();
		3873	}
		3874
		3875	clear_package $k;
3661	}	3876	}
3662		3877
3663	warn "getting rid of safe::, as good as possible";	3878	warn "getting rid of safe::, as good as possible";
3664	Symbol::delete_package "safe::$_"	3879	clear_package "safe::$_"
3665	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3880	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3666		3881
3667	warn "unloading cf.pm \"a bit\"";	3882	warn "unloading cf.pm \"a bit\"";
3668	delete $INC{"cf.pm"};	3883	delete $INC{"cf.pm"};
3669	delete $INC{"cf/pod.pm"};	3884	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3670		3885
3671	# don't, removes xs symbols, too,	3886	# don't, removes xs symbols, too,
3672	# and global variables created in xs	3887	# and global variables created in xs
3673	#Symbol::delete_package __PACKAGE__;	3888	#clear_package __PACKAGE__;
3674		3889
3675	warn "unload completed, starting to reload now";	3890	warn "unload completed, starting to reload now";
3676		3891
3677	warn "reloading cf.pm";	3892	warn "reloading cf.pm";
3678	require cf;	3893	require cf;
3679	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3894	cf::_connect_to_perl_1;
3680		3895
3681	warn "loading config and database again";	3896	warn "loading config and database again";
3682	cf::reload_config;	3897	cf::reload_config;
3683		3898
3684	warn "loading extensions";	3899	warn "loading extensions";
3685	cf::load_extensions;	3900	cf::load_extensions;
3686		3901
		3902	if ($REATTACH_ON_RELOAD) {
3687	warn "reattaching attachments to objects/players";	3903	warn "reattaching attachments to objects/players";
3688	_global_reattach; # objects, sockets	3904	_global_reattach; # objects, sockets
3689	warn "reattaching attachments to maps";	3905	warn "reattaching attachments to maps";
3690	reattach $_ for values %MAP;	3906	reattach $_ for values %MAP;
3691	warn "reattaching attachments to players";	3907	warn "reattaching attachments to players";
3692	reattach $_ for values %PLAYER;	3908	reattach $_ for values %PLAYER;
		3909	}
3693		3910
		3911	warn "running post_init jobs";
		3912	(pop @POST_INIT)->(1) while @POST_INIT;
		3913
3694	warn "leaving sync_job";	3914	warn "leaving sync_job";
3695		3915
3696	1	3916	1
3697	} or do {	3917	} or do {
3698	warn $@;	3918	warn $@;
3699	cf::cleanup "error while reloading, exiting.";	3919	cf::cleanup "error while reloading, exiting.";
3700	};	3920	};
3701		3921
3702	warn "reloaded";	3922	warn "reloaded";
		3923	--$RELOAD;
		3924	}
		3925
		3926	$t1 = AE::time - $t1;
		3927	warn "reload completed in ${t1}s\n";
3703	};	3928	};
3704		3929
3705	our $RELOAD_WATCHER; # used only during reload	3930	our $RELOAD_WATCHER; # used only during reload
3706		3931
3707	sub reload_perl() {	3932	sub reload_perl() {
3708	# doing reload synchronously and two reloads happen back-to-back,	3933	# doing reload synchronously and two reloads happen back-to-back,
3709	# coro crashes during coro_state_free->destroy here.	3934	# coro crashes during coro_state_free->destroy here.
3710		3935
		3936	$RELOAD_WATCHER ||= cf::async {
		3937	Coro::AIO::aio_wait cache_extensions;
		3938
3711	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	3939	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3712	do_reload_perl;	3940	do_reload_perl;
3713	undef $RELOAD_WATCHER;	3941	undef $RELOAD_WATCHER;
		3942	};
3714	};	3943	};
3715	}	3944	}
3716		3945
3717	register_command "reload" => sub {	3946	register_command "reload" => sub {
3718	my ($who, $arg) = @_;	3947	my ($who, $arg) = @_;
…		…
3732		3961
3733	our @WAIT_FOR_TICK;	3962	our @WAIT_FOR_TICK;
3734	our @WAIT_FOR_TICK_BEGIN;	3963	our @WAIT_FOR_TICK_BEGIN;
3735		3964
3736	sub wait_for_tick {	3965	sub wait_for_tick {
3737	return if tick_inhibit || $Coro::current == $Coro::main;	3966	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3738		3967
3739	my $signal = new Coro::Signal;	3968	my $signal = new Coro::Signal;
3740	push @WAIT_FOR_TICK, $signal;	3969	push @WAIT_FOR_TICK, $signal;
3741	$signal->wait;	3970	$signal->wait;
3742	}	3971	}
3743		3972
3744	sub wait_for_tick_begin {	3973	sub wait_for_tick_begin {
3745	return if tick_inhibit || $Coro::current == $Coro::main;	3974	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3746		3975
3747	my $signal = new Coro::Signal;	3976	my $signal = new Coro::Signal;
3748	push @WAIT_FOR_TICK_BEGIN, $signal;	3977	push @WAIT_FOR_TICK_BEGIN, $signal;
3749	$signal->wait;	3978	$signal->wait;
3750	}	3979	}
…		…
3755	unless ++$bug_warning > 10;	3984	unless ++$bug_warning > 10;
3756	return;	3985	return;
3757	}	3986	}
3758		3987
3759	cf::server_tick; # one server iteration	3988	cf::server_tick; # one server iteration
		3989
		3990	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3760		3991
3761	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3992	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3762	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	3993	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3763	Coro::async_pool {	3994	Coro::async_pool {
3764	$Coro::current->{desc} = "runtime saver";	3995	$Coro::current->{desc} = "runtime saver";
…		…
3787	}	4018	}
3788		4019
3789	{	4020	{
3790	# configure BDB	4021	# configure BDB
3791		4022
3792	BDB::min_parallel 8;	4023	BDB::min_parallel 16;
3793	BDB::max_poll_reqs $TICK * 0.1;	4024	BDB::max_poll_reqs $TICK * 0.1;
3794	$AnyEvent::BDB::WATCHER->priority (1);	4025	$AnyEvent::BDB::WATCHER->priority (1);
3795		4026
3796	unless ($DB_ENV) {	4027	unless ($DB_ENV) {
3797	$DB_ENV = BDB::db_env_create;	4028	$DB_ENV = BDB::db_env_create;
3798	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4029	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3799	| BDB::LOG_AUTOREMOVE, 1);	4030	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4031	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3800	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4032	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3801	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4033	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3802		4034
3803	cf::sync_job {	4035	cf::sync_job {
3804	eval {	4036	eval {
…		…
3830	{	4062	{
3831	# configure IO::AIO	4063	# configure IO::AIO
3832		4064
3833	IO::AIO::min_parallel 8;	4065	IO::AIO::min_parallel 8;
3834	IO::AIO::max_poll_time $TICK * 0.1;	4066	IO::AIO::max_poll_time $TICK * 0.1;
3835	#undef $AnyEvent::AIO::WATCHER;	4067	undef $AnyEvent::AIO::WATCHER;
3836	}	4068	}
3837		4069
3838	my $_log_backtrace;	4070	my $_log_backtrace;
3839		4071
3840	sub _log_backtrace {	4072	sub _log_backtrace {
…		…
3843	$msg =~ s/\n//;	4075	$msg =~ s/\n//;
3844		4076
3845	# limit the # of concurrent backtraces	4077	# limit the # of concurrent backtraces
3846	if ($_log_backtrace < 2) {	4078	if ($_log_backtrace < 2) {
3847	++$_log_backtrace;	4079	++$_log_backtrace;
		4080	my $perl_bt = Carp::longmess $msg;
3848	async {	4081	async {
3849	$Coro::current->{desc} = "abt $msg";	4082	$Coro::current->{desc} = "abt $msg";
3850		4083
3851	my @bt = fork_call {	4084	my @bt = fork_call {
3852	@addr = map { sprintf "%x", $_ } @addr;	4085	@addr = map { sprintf "%x", $_ } @addr;
…		…
3863	}	4096	}
3864		4097
3865	@funcs	4098	@funcs
3866	};	4099	};
3867		4100
3868	LOG llevInfo, "[ABT] $msg\n";	4101	LOG llevInfo, "[ABT] $perl_bt\n";
		4102	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3869	LOG llevInfo, "[ABT] $_\n" for @bt;	4103	LOG llevInfo, "[ABT] $_\n" for @bt;
3870	--$_log_backtrace;	4104	--$_log_backtrace;
3871	};	4105	};
3872	} else {	4106	} else {
3873	LOG llevInfo, "[ABT] $msg\n";	4107	LOG llevInfo, "[ABT] $msg\n";
3874	LOG llevInfo, "[ABT] [suppressed]\n";	4108	LOG llevInfo, "[ABT] [suppressed]\n";
3875	}	4109	}
3876	}	4110	}
3877		4111
3878	# load additional modules	4112	# load additional modules
3879	use cf::pod;	4113	require "cf/$_.pm" for @EXTRA_MODULES;
		4114	cf::_connect_to_perl_2;
3880		4115
3881	END { cf::emergency_save }	4116	END { cf::emergency_save }
3882		4117
3883	evthread_start IO::AIO::poll_fileno;
3884
3885	1	4118	1
3886		4119

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