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Revision 1.433 by root, Sat May 10 22:38:52 2008 UTC vs.
Revision 1.524 by root, Sun Apr 18 07:08:07 2010 UTC

1	#	1	#
2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.	2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
3	#	3	#
4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team	4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5	#	5	#
6	# Deliantra is free software: you can redistribute it and/or modify	6	# Deliantra is free software: you can redistribute it and/or modify it under
7	# it under the terms of the GNU General Public License as published by	7	# the terms of the Affero GNU General Public License as published by the
8	# the Free Software Foundation, either version 3 of the License, or	8	# Free Software Foundation, either version 3 of the License, or (at your
9	# (at your option) any later version.	9	# option) any later version.
10	#	10	#
11	# This program is distributed in the hope that it will be useful,	11	# This program is distributed in the hope that it will be useful,
12	# but WITHOUT ANY WARRANTY; without even the implied warranty of	12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14	# GNU General Public License for more details.	14	# GNU General Public License for more details.
15	#	15	#
16	# You should have received a copy of the GNU General Public License	16	# You should have received a copy of the Affero GNU General Public License
17	# along with this program. If not, see <http://www.gnu.org/licenses/>.	17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
18	#	19	#
19	# The authors can be reached via e-mail to <support@deliantra.net>	20	# The authors can be reached via e-mail to <support@deliantra.net>
20	#	21	#
21		22
22	package cf;	23	package cf;
23		24
		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;
39	use Coro::EV;	43	use Coro::EV;
		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
…		…
61		66
62	# configure various modules to our taste	67	# configure various modules to our taste
63	#	68	#
64	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
65	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";
66	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
67		77
68	$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" };
69		80
70	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
71		82
72	our %COMMAND = ();	83	our %COMMAND = ();
73	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
76	our %EXTCMD = ();	87	our %EXTCMD = ();
77	our %EXTICMD = ();	88	our %EXTICMD = ();
78	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
79	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
80		91
81	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
82	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
83		96
84	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
85	our $DATADIR = datadir;	98	our $DATADIR = datadir;
86	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
87	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
88	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
89	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
90	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
91	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
92	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
93	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
94	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
95	our %RESOURCE;	111	our %RESOURCE;
		112
		113	our $OUTPUT_RATE_MIN = 4000;
		114	our $OUTPUT_RATE_MAX = 100000;
96		115
97	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	116	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
98	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	117	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
99	our $NEXT_TICK;	118	our $NEXT_TICK;
100	our $USE_FSYNC = 1; # use fsync to write maps - default off	119	our $USE_FSYNC = 1; # use fsync to write maps - default on
101		120
102	our $BDB_DEADLOCK_WATCHER;	121	our $BDB_DEADLOCK_WATCHER;
103	our $BDB_CHECKPOINT_WATCHER;	122	our $BDB_CHECKPOINT_WATCHER;
104	our $BDB_TRICKLE_WATCHER;	123	our $BDB_TRICKLE_WATCHER;
105	our $DB_ENV;	124	our $DB_ENV;
106		125
		126	our @EXTRA_MODULES = qw(pod match mapscript);
		127
107	our %CFG;	128	our %CFG;
108		129
109	our $UPTIME; $UPTIME ||= time;	130	our $UPTIME; $UPTIME ||= time;
110	our $RUNTIME;	131	our $RUNTIME;
111	our $NOW;	132	our $NOW;
…		…
120	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)
121	our $LOADAVG; # same thing, but with alpha-smoothing	142	our $LOADAVG; # same thing, but with alpha-smoothing
122	our $JITTER; # average jitter	143	our $JITTER; # average jitter
123	our $TICK_START; # for load detecting purposes	144	our $TICK_START; # for load detecting purposes
124		145
		146	our @POST_INIT;
		147
		148	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		149	our $REALLY_UNLOOP; # never set to true, please :)
		150
125	binmode STDOUT;	151	binmode STDOUT;
126	binmode STDERR;	152	binmode STDERR;
127		153
128	# read virtual server time, if available	154	# read virtual server time, if available
129	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	155	unless ($RUNTIME || !-e $RUNTIMEFILE) {
130	open my $fh, "<", "$LOCALDIR/runtime"	156	open my $fh, "<", $RUNTIMEFILE
131	or die "unable to read runtime file: $!";	157	or die "unable to read $RUNTIMEFILE file: $!";
132	$RUNTIME = <$fh> + 0.;	158	$RUNTIME = <$fh> + 0.;
133	}	159	}
		160
		161	eval "sub TICK() { $TICK } 1" or die;
134		162
135	mkdir $_	163	mkdir $_
136	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	164	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
137		165
138	our $EMERGENCY_POSITION;	166	our $EMERGENCY_POSITION;
139		167
140	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::"} };
141		184
142	#############################################################################	185	#############################################################################
143		186
144	=head2 GLOBAL VARIABLES	187	=head2 GLOBAL VARIABLES
145		188
…		…
192	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
193	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.
194		237
195	=item @cf::INVOKE_RESULTS	238	=item @cf::INVOKE_RESULTS
196		239
197	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
198	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
199	that call.	242	that call.
200		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
201	=back	250	=back
202		251
203	=cut	252	=cut
204		253
205	BEGIN {	254	$Coro::State::WARNHOOK = sub {
206	*CORE::GLOBAL::warn = sub {
207	my $msg = join "", @_;	255	my $msg = join "", @_;
208		256
209	$msg .= "\n"	257	$msg .= "\n"
210	unless $msg =~ /\n$/;	258	unless $msg =~ /\n$/;
211		259
212	$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;
213		261
214	LOG llevError, $msg;	262	LOG llevError, $msg;
215	};	263	};
216	}
217		264
218	$Coro::State::DIEHOOK = sub {	265	$Coro::State::DIEHOOK = sub {
219	return unless $^S eq 0; # "eq", not "=="	266	return unless $^S eq 0; # "eq", not "=="
220		267
221	if ($Coro::current == $Coro::main) {#d#	268	warn Carp::longmess $_[0];
		269
		270	if (in_main) {#d#
222	warn "DIEHOOK called in main context, Coro bug?\n";#d#	271	warn "DIEHOOK called in main context, Coro bug?\n";#d#
223	return;#d#	272	return;#d#
224	}#d#	273	}#d#
225		274
226	# kill coroutine otherwise	275	# kill coroutine otherwise
227	warn Carp::longmess $_[0];
228	Coro::terminate	276	Coro::terminate
229	};	277	};
230
231	$SIG{__DIE__} = sub { }; #d#?
232		278
233	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	279	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
234	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	280	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
235	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	281	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
236	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	282	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
243	for my $pkg (qw(	289	for my $pkg (qw(
244	cf::global cf::attachable	290	cf::global cf::attachable
245	cf::object cf::object::player	291	cf::object cf::object::player
246	cf::client cf::player	292	cf::client cf::player
247	cf::arch cf::living	293	cf::arch cf::living
		294	cf::map cf::mapspace
248	cf::map cf::party cf::region	295	cf::party cf::region
249	)) {	296	)) {
250	no strict 'refs';
251	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	297	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
252	}	298	}
253		299
254	$EV::DIED = sub {	300	$EV::DIED = sub {
255	warn "error in event callback: @_";	301	Carp::cluck "error in event callback: @_";
256	};	302	};
257		303
258	#############################################################################	304	#############################################################################
259		305
260	=head2 UTILITY FUNCTIONS	306	=head2 UTILITY FUNCTIONS
…		…
297	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	343	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
298		344
299	sub encode_json($) { $json_coder->encode ($_[0]) }	345	sub encode_json($) { $json_coder->encode ($_[0]) }
300	sub decode_json($) { $json_coder->decode ($_[0]) }	346	sub decode_json($) { $json_coder->decode ($_[0]) }
301		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
302	=item cf::lock_wait $string	362	=item cf::lock_wait $string
303		363
304	Wait until the given lock is available. See cf::lock_acquire.	364	Wait until the given lock is available. See cf::lock_acquire.
305		365
306	=item my $lock = cf::lock_acquire $string	366	=item my $lock = cf::lock_acquire $string
307		367
308	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
309	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,
310	for example when the coroutine gets canceled), the lock is automatically	370	for example when the coroutine gets canceled), the lock is automatically
311	returned.	371	returned.
312		372
313	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
314	deadlocked coro.	374	deadlocked coro.
…		…
320		380
321	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.
322		382
323	=cut	383	=cut
324		384
325	our %LOCK;	385	our $LOCKS = new Coro::SemaphoreSet;
326	our %LOCKER;#d#
327		386
328	sub lock_wait($) {	387	sub lock_wait($) {
329	my ($key) = @_;	388	$LOCKS->wait ($_[0]);
330
331	if ($LOCKER{$key} == $Coro::current) {#d#
332	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
333	return;#d#
334	}#d#
335
336	# wait for lock, if any
337	while ($LOCK{$key}) {
338	push @{ $LOCK{$key} }, $Coro::current;
339	Coro::schedule;
340	}
341	}	389	}
342		390
343	sub lock_acquire($) {	391	sub lock_acquire($) {
344	my ($key) = @_;	392	$LOCKS->guard ($_[0])
345
346	# wait, to be sure we are not locked
347	lock_wait $key;
348
349	$LOCK{$key} = [];
350	$LOCKER{$key} = $Coro::current;#d#
351
352	Coro::guard {
353	delete $LOCKER{$key};#d#
354	# wake up all waiters, to be on the safe side
355	$_->ready for @{ delete $LOCK{$key} };
356	}
357	}	393	}
358		394
359	sub lock_active($) {	395	sub lock_active($) {
360	my ($key) = @_;	396	$LOCKS->count ($_[0]) < 1
361
362	! ! $LOCK{$key}
363	}	397	}
364		398
365	sub freeze_mainloop {	399	sub freeze_mainloop {
366	tick_inhibit_inc;	400	tick_inhibit_inc;
367		401
368	Coro::guard \&tick_inhibit_dec;	402	&Guard::guard (\&tick_inhibit_dec);
369	}	403	}
370		404
371	=item cf::periodic $interval, $cb	405	=item cf::periodic $interval, $cb
372		406
373	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
374	get spread over timer.	408	get spread over time.
375		409
376	=cut	410	=cut
377		411
378	sub periodic($$) {	412	sub periodic($$) {
379	my ($interval, $cb) = @_;	413	my ($interval, $cb) = @_;
…		…
396		430
397	=cut	431	=cut
398		432
399	our @SLOT_QUEUE;	433	our @SLOT_QUEUE;
400	our $SLOT_QUEUE;	434	our $SLOT_QUEUE;
		435	our $SLOT_DECAY = 0.9;
401		436
402	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	437	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
403	$SLOT_QUEUE = Coro::async {	438	$SLOT_QUEUE = Coro::async {
404	$Coro::current->desc ("timeslot manager");	439	$Coro::current->desc ("timeslot manager");
405		440
406	my $signal = new Coro::Signal;	441	my $signal = new Coro::Signal;
		442	my $busy;
407		443
408	while () {	444	while () {
409	next_job:	445	next_job:
		446
410	my $avail = cf::till_tick;	447	my $avail = cf::till_tick;
411	if ($avail > 0.01) {	448
412	for (0 .. $#SLOT_QUEUE) {	449	for (0 .. $#SLOT_QUEUE) {
413	if ($SLOT_QUEUE[$_][0] < $avail) {	450	if ($SLOT_QUEUE[$_][0] <= $avail) {
		451	$busy = 0;
414	my $job = splice @SLOT_QUEUE, $_, 1, ();	452	my $job = splice @SLOT_QUEUE, $_, 1, ();
415	$job->[2]->send;	453	$job->[2]->send;
416	Coro::cede;	454	Coro::cede;
417	goto next_job;	455	goto next_job;
418	}	456	} else {
		457	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
419	}	458	}
420	}	459	}
421		460
422	if (@SLOT_QUEUE) {	461	if (@SLOT_QUEUE) {
423	# 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
424	push @cf::WAIT_FOR_TICK, $signal;	463	push @cf::WAIT_FOR_TICK, $signal;
425	$signal->wait;	464	$signal->wait;
426	} else {	465	} else {
		466	$busy = 0;
427	Coro::schedule;	467	Coro::schedule;
428	}	468	}
429	}	469	}
430	};	470	};
431		471
432	sub get_slot($;$$) {	472	sub get_slot($;$$) {
433	return if tick_inhibit || $Coro::current == $Coro::main;	473	return if tick_inhibit || $Coro::current == $Coro::main;
434		474
435	my ($time, $pri, $name) = @_;	475	my ($time, $pri, $name) = @_;
436		476
437	$time = $TICK * .6 if $time > $TICK * .6;	477	$time = clamp $time, 0.01, $TICK * .6;
		478
438	my $sig = new Coro::Signal;	479	my $sig = new Coro::Signal;
439		480
440	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	481	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
441	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	482	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
442	$SLOT_QUEUE->ready;	483	$SLOT_QUEUE->ready;
…		…
469		510
470	sub sync_job(&) {	511	sub sync_job(&) {
471	my ($job) = @_;	512	my ($job) = @_;
472		513
473	if ($Coro::current == $Coro::main) {	514	if ($Coro::current == $Coro::main) {
474	my $time = EV::time;	515	my $time = AE::time;
475		516
476	# this is the main coro, too bad, we have to block	517	# this is the main coro, too bad, we have to block
477	# till the operation succeeds, freezing the server :/	518	# till the operation succeeds, freezing the server :/
478		519
479	LOG llevError, Carp::longmess "sync job";#d#	520	LOG llevError, Carp::longmess "sync job";#d#
…		…
496	} else {	537	} else {
497	EV::loop EV::LOOP_ONESHOT;	538	EV::loop EV::LOOP_ONESHOT;
498	}	539	}
499	}	540	}
500		541
501	my $time = EV::time - $time;	542	my $time = AE::time - $time;
502		543
503	$TICK_START += $time; # do not account sync jobs to server load	544	$TICK_START += $time; # do not account sync jobs to server load
504		545
505	wantarray ? @res : $res[0]	546	wantarray ? @res : $res[0]
506	} else {	547	} else {
…		…
550	reset_signals;	591	reset_signals;
551	&$cb	592	&$cb
552	}, @args;	593	}, @args;
553		594
554	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	)
555	}	607	}
556		608
557	=item $coin = coin_from_name $name	609	=item $coin = coin_from_name $name
558		610
559	=cut	611	=cut
…		…
725		777
726	#############################################################################	778	#############################################################################
727		779
728	=head2 ATTACHABLE OBJECTS	780	=head2 ATTACHABLE OBJECTS
729		781
730	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
731	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")
732	to it. All such attachable objects support the following methods.	784	to it. All such attachable objects support the following methods.
733		785
734	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>
735	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
…		…
785	=item cf::CLASS::attachment $name, ...	837	=item cf::CLASS::attachment $name, ...
786		838
787	Register an attachment by C<$name> through which attachable objects of the	839	Register an attachment by C<$name> through which attachable objects of the
788	given CLASS can refer to this attachment.	840	given CLASS can refer to this attachment.
789		841
790	Some classes such as crossfire maps and objects can specify attachments	842	Some classes such as deliantra maps and objects can specify attachments
791	that are attached at load/instantiate time, thus the need for a name.	843	that are attached at load/instantiate time, thus the need for a name.
792		844
793	These calls expect any number of the following handler/hook descriptions:	845	These calls expect any number of the following handler/hook descriptions:
794		846
795	=over 4	847	=over 4
…		…
1086		1138
1087	sub reattach {	1139	sub reattach {
1088	# basically do the same as instantiate, without calling instantiate	1140	# basically do the same as instantiate, without calling instantiate
1089	my ($obj) = @_;	1141	my ($obj) = @_;
1090		1142
		1143	# no longer needed after getting rid of delete_package?
1091	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
1092		1145
1093	my $registry = $obj->registry;	1146	my $registry = $obj->registry;
1094		1147
1095	@$registry = ();	1148	@$registry = ();
1096		1149
…		…
1144	$decname, length $$rdata, scalar @$objs;	1197	$decname, length $$rdata, scalar @$objs;
1145		1198
1146	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1199	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1147	aio_chmod $fh, SAVE_MODE;	1200	aio_chmod $fh, SAVE_MODE;
1148	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1201	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1149	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	}
1150	aio_close $fh;	1206	aio_close $fh;
1151		1207
1152	if (@$objs) {	1208	if (@$objs) {
1153	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) {
1154	aio_chmod $fh, SAVE_MODE;	1210	aio_chmod $fh, SAVE_MODE;
1155	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1211	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1156	aio_write $fh, 0, (length $data), $data, 0;	1212	aio_write $fh, 0, (length $data), $data, 0;
1157	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	}
1158	aio_close $fh;	1217	aio_close $fh;
1159	aio_rename "$filename.pst~", "$filename.pst";	1218	aio_rename "$filename.pst~", "$filename.pst";
1160	}	1219	}
1161	} else {	1220	} else {
1162	aio_unlink "$filename.pst";	1221	aio_unlink "$filename.pst";
1163	}	1222	}
1164		1223
1165	aio_rename "$filename~", $filename;	1224	aio_rename "$filename~", $filename;
		1225
		1226	$filename =~ s%/[^/]+$%%;
		1227	aio_pathsync $filename if $cf::USE_FSYNC;
1166	} else {	1228	} else {
1167	warn "FATAL: $filename~: $!\n";	1229	warn "unable to save objects: $filename~: $!\n";
1168	}	1230	}
1169	} else {	1231	} else {
1170	aio_unlink $filename;	1232	aio_unlink $filename;
1171	aio_unlink "$filename.pst";	1233	aio_unlink "$filename.pst";
1172	}	1234	}
…		…
1263	my ($name, $cb) = @_;	1325	my ($name, $cb) = @_;
1264		1326
1265	$EXTICMD{$name} = $cb;	1327	$EXTICMD{$name} = $cb;
1266	}	1328	}
1267		1329
		1330	use File::Glob ();
		1331
1268	cf::player->attach (	1332	cf::player->attach (
1269	on_command => sub {	1333	on_unknown_command => sub {
1270	my ($pl, $name, $params) = @_;	1334	my ($pl, $name, $params) = @_;
1271		1335
1272	my $cb = $COMMAND{$name}	1336	my $cb = $COMMAND{$name}
1273	or return;	1337	or return;
1274		1338
…		…
1304		1368
1305	cf::override;	1369	cf::override;
1306	},	1370	},
1307	);	1371	);
1308		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
1309	sub load_extensions {	1386	sub load_extensions {
1310	cf::sync_job {	1387	cf::sync_job {
1311	my %todo;	1388	my %todo;
1312		1389
1313	for my $path (<$LIBDIR/*.ext>) {	1390	for my $path (<$LIBDIR/*.ext>) {
…		…
1332		1409
1333	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1410	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1334	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1411	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1335		1412
1336	$ext{source} =	1413	$ext{source} =
1337	"package $pkg; use strict; use utf8;\n"	1414	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1338	. "#line 1 \"$path\"\n{\n"	1415	. "#line 1 \"$path\"\n{\n"
1339	. $source	1416	. $source
1340	. "\n};\n1";	1417	. "\n};\n1";
1341		1418
1342	$todo{$base} = \%ext;	1419	$todo{$base} = \%ext;
1343	}	1420	}
1344		1421
		1422	my $pass = 0;
1345	my %done;	1423	my %done;
1346	while (%todo) {	1424	while (%todo) {
1347	my $progress;	1425	my $progress;
1348		1426
		1427	++$pass;
		1428
		1429	ext:
1349	while (my ($k, $v) = each %todo) {	1430	while (my ($k, $v) = each %todo) {
1350	for (split /,\s*/, $v->{meta}{depends}) {	1431	for (split /,\s*/, $v->{meta}{depends}) {
1351	goto skip	1432	next ext
1352	unless exists $done{$_};	1433	unless exists $done{$_};
1353	}	1434	}
1354		1435
1355	warn "... loading '$k' into '$v->{pkg}'\n";	1436	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1356		1437
1357	unless (eval $v->{source}) {	1438	my $active = eval $v->{source};
		1439
		1440	if (length $@) {
1358	my $msg = $@ ? "$v->{path}: $@\n"	1441	warn "$v->{path}: $@\n";
1359	: "$v->{base}: extension inactive.\n";
1360		1442
1361	if (exists $v->{meta}{mandatory}) {
1362	warn $msg;
1363	cf::cleanup "mandatory extension failed to load, exiting.";	1443	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1364	}	1444	if exists $v->{meta}{mandatory};
1365		1445
1366	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;
1367	}	1455	}
1368
1369	$done{$k} = delete $todo{$k};
1370	push @EXTS, $v->{pkg};
1371	$progress = 1;
1372	}	1456	}
1373		1457
1374	skip:	1458	unless ($progress) {
1375	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1459	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1376	unless $progress;	1460
		1461	while (my ($k, $v) = each %todo) {
		1462	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1463	if exists $v->{meta}{mandatory};
		1464	}
		1465	}
1377	}	1466	}
1378	};	1467	};
1379	}	1468	}
1380		1469
1381	#############################################################################	1470	#############################################################################
1382		1471
1383	=back	1472	=back
1384		1473
1385	=head2 CORE EXTENSIONS	1474	=head2 CORE EXTENSIONS
1386		1475
1387	Functions and methods that extend core crossfire objects.	1476	Functions and methods that extend core deliantra objects.
1388		1477
1389	=cut	1478	=cut
1390		1479
1391	package cf::player;	1480	package cf::player;
1392		1481
…		…
1435		1524
1436	sub exists($) {	1525	sub exists($) {
1437	my ($login) = @_;	1526	my ($login) = @_;
1438		1527
1439	$cf::PLAYER{$login}	1528	$cf::PLAYER{$login}
1440	or cf::sync_job { !aio_stat path $login }	1529	or !aio_stat path $login
1441	}	1530	}
1442		1531
1443	sub find($) {	1532	sub find($) {
1444	return $cf::PLAYER{$_[0]} || do {	1533	return $cf::PLAYER{$_[0]} || do {
1445	my $login = $_[0];	1534	my $login = $_[0];
…		…
1465	$cf::PLAYER{$login} = $pl	1554	$cf::PLAYER{$login} = $pl
1466	}	1555	}
1467	}	1556	}
1468	}	1557	}
1469		1558
		1559	cf::player->attach (
		1560	on_load => sub {
		1561	my ($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
1470	sub save($) {	1572	sub save($) {
1471	my ($pl) = @_;	1573	my ($pl) = @_;
1472		1574
1473	return if $pl->{deny_save};	1575	return if $pl->{deny_save};
1474		1576
…		…
1479		1581
1480	aio_mkdir playerdir $pl, 0770;	1582	aio_mkdir playerdir $pl, 0770;
1481	$pl->{last_save} = $cf::RUNTIME;	1583	$pl->{last_save} = $cf::RUNTIME;
1482		1584
1483	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];
1484		1589
1485	$pl->save_pl ($path);	1590	$pl->save_pl ($path);
1486	cf::cede_to_tick;	1591	cf::cede_to_tick;
1487	}	1592	}
1488		1593
…		…
1520	my ($pl) = @_;	1625	my ($pl) = @_;
1521		1626
1522	my $name = $pl->ob->name;	1627	my $name = $pl->ob->name;
1523		1628
1524	$pl->{deny_save} = 1;	1629	$pl->{deny_save} = 1;
1525	$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
1526		1631
1527	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1632	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1528	$pl->deactivate;	1633	$pl->deactivate;
1529	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;
1530	$pl->ob->check_score;	1635	$pl->ob->check_score;
…		…
1590	\@logins	1695	\@logins
1591	}	1696	}
1592		1697
1593	=item $player->maps	1698	=item $player->maps
1594		1699
		1700	=item cf::player::maps $login
		1701
1595	Returns an arrayref of map paths that are private for this	1702	Returns an arrayref of map paths that are private for this
1596	player. May block.	1703	player. May block.
1597		1704
1598	=cut	1705	=cut
1599		1706
…		…
1616	}	1723	}
1617		1724
1618	\@paths	1725	\@paths
1619	}	1726	}
1620		1727
1621	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1728	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1622		1729
1623	Expand crossfire pod fragments into protocol xml.	1730	Expand deliantra pod fragments into protocol xml.
1624
1625	=cut
1626
1627	use re 'eval';
1628
1629	my $group;
1630	my $interior; $interior = qr{
1631	# match a pod interior sequence sans C<< >>
1632	(?:
1633	\ (.*?)\ (?{ $group = $^N })
1634	| < (??{$interior}) >
1635	)
1636	}x;
1637
1638	sub expand_cfpod {
1639	my ($self, $pod) = @_;
1640
1641	my $xml;
1642
1643	while () {
1644	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1645	$group = $1;
1646
1647	$group =~ s/&/&amp;/g;
1648	$group =~ s/</&lt;/g;
1649
1650	$xml .= $group;
1651	} elsif ($pod =~ m%\G
1652	([BCGHITU])
1653	<
1654	(?:
1655	([^<>]*) (?{ $group = $^N })
1656	| < $interior >
1657	)
1658	>
1659	%gcsx
1660	) {
1661	my ($code, $data) = ($1, $group);
1662
1663	if ($code eq "B") {
1664	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1665	} elsif ($code eq "I") {
1666	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1667	} elsif ($code eq "U") {
1668	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1669	} elsif ($code eq "C") {
1670	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1671	} elsif ($code eq "T") {
1672	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1673	} elsif ($code eq "G") {
1674	my ($male, $female) = split /\|/, $data;
1675	$data = $self->gender ? $female : $male;
1676	$xml .= expand_cfpod ($self, $data);
1677	} elsif ($code eq "H") {
1678	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1679	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1680	"")
1681	[$self->{hintmode}];
1682	} else {
1683	$xml .= "error processing '$code($data)' directive";
1684	}
1685	} else {
1686	if ($pod =~ /\G(.+)/) {
1687	warn "parse error while expanding $pod (at $1)";
1688	}
1689	last;
1690	}
1691	}
1692
1693	for ($xml) {
1694	# create single paragraphs (very hackish)
1695	s/(?<=\S)\n(?=\w)/ /g;
1696
1697	# compress some whitespace
1698	s/\s+\n/\n/g; # ws line-ends
1699	s/\n\n+/\n/g; # double lines
1700	s/^\n+//; # beginning lines
1701	s/\n+$//; # ending lines
1702	}
1703
1704	$xml
1705	}
1706
1707	no re 'eval';
1708
1709	sub hintmode {
1710	$_[0]{hintmode} = $_[1] if @_ > 1;
1711	$_[0]{hintmode}
1712	}
1713		1731
1714	=item $player->ext_reply ($msgid, @msg)	1732	=item $player->ext_reply ($msgid, @msg)
1715		1733
1716	Sends an ext reply to the player.	1734	Sends an ext reply to the player.
1717		1735
…		…
1749		1767
1750	=cut	1768	=cut
1751		1769
1752	sub find_by_path($) {	1770	sub find_by_path($) {
1753	my ($path) = @_;	1771	my ($path) = @_;
		1772
		1773	$path =~ s/^~[^\/]*//; # skip ~login
1754		1774
1755	my ($match, $specificity);	1775	my ($match, $specificity);
1756		1776
1757	for my $region (list) {	1777	for my $region (list) {
1758	if ($region->{match} && $path =~ $region->{match}) {	1778	if ($region->{match} && $path =~ $region->{match}) {
…		…
1790	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
1791		1811
1792	# mit "rum" bekleckern, nicht	1812	# mit "rum" bekleckern, nicht
1793	$self->_create_random_map (	1813	$self->_create_random_map (
1794	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1814	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1795	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1815	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1796	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1816	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1797	$rmp->{exit_on_final_map},	1817	$rmp->{exit_on_final_map},
1798	$rmp->{xsize}, $rmp->{ysize},	1818	$rmp->{xsize}, $rmp->{ysize},
1799	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1819	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1800	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1820	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1822		1842
1823	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1843	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1824	}	1844	}
1825		1845
1826	# also paths starting with '/'	1846	# also paths starting with '/'
1827	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1847	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1828		1848
1829	sub thawer_merge {	1849	sub thawer_merge {
1830	my ($self, $merge) = @_;	1850	my ($self, $merge) = @_;
1831		1851
1832	# we have to keep some variables in memory intact	1852	# we have to keep some variables in memory intact
…		…
1930		1950
1931	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	1951	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1932	"$UNIQUEDIR/$path"	1952	"$UNIQUEDIR/$path"
1933	}	1953	}
1934		1954
1935	# and all this just because we cannot iterate over
1936	# all maps in C++...
1937	sub change_all_map_light {
1938	my ($change) = @_;
1939
1940	$_->change_map_light ($change)
1941	for grep $_->outdoor, values %cf::MAP;
1942	}
1943
1944	sub decay_objects {	1955	sub decay_objects {
1945	my ($self) = @_;	1956	my ($self) = @_;
1946		1957
1947	return if $self->{deny_reset};	1958	return if $self->{deny_reset};
1948		1959
…		…
2030	sub find {	2041	sub find {
2031	my ($path, $origin) = @_;	2042	my ($path, $origin) = @_;
2032		2043
2033	$path = normalise $path, $origin && $origin->path;	2044	$path = normalise $path, $origin && $origin->path;
2034		2045
2035	cf::lock_wait "map_data:$path";#d#remove	2046	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
2036	cf::lock_wait "map_find:$path";	2047	my $guard2 = cf::lock_acquire "map_find:$path";
2037		2048
2038	$cf::MAP{$path} || do {	2049	$cf::MAP{$path} || do {
2039	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
2040	my $guard2 = cf::lock_acquire "map_find:$path";
2041
2042	my $map = new_from_path cf::map $path	2050	my $map = new_from_path cf::map $path
2043	or return;	2051	or return;
2044		2052
2045	$map->{last_save} = $cf::RUNTIME;	2053	$map->{last_save} = $cf::RUNTIME;
2046		2054
…		…
2058		2066
2059	$cf::MAP{$path} = $map	2067	$cf::MAP{$path} = $map
2060	}	2068	}
2061	}	2069	}
2062		2070
2063	sub pre_load { }	2071	sub pre_load { }
2064	sub post_load { }	2072	#sub post_load { } # XS
2065		2073
2066	sub load {	2074	sub load {
2067	my ($self) = @_;	2075	my ($self) = @_;
2068		2076
2069	local $self->{deny_reset} = 1; # loading can take a long time	2077	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2086	my $f = new_from_file cf::object::thawer $self->{load_path};	2094	my $f = new_from_file cf::object::thawer $self->{load_path};
2087	$f->skip_block;	2095	$f->skip_block;
2088	$self->_load_objects ($f)	2096	$self->_load_objects ($f)
2089	or return;	2097	or return;
2090		2098
2091	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2099	$self->post_load_original
2092	if delete $self->{load_original};	2100	if delete $self->{load_original};
2093		2101
2094	if (my $uniq = $self->uniq_path) {	2102	if (my $uniq = $self->uniq_path) {
2095	utf8::encode $uniq;	2103	utf8::encode $uniq;
2096	unless (aio_stat $uniq) {	2104	unless (aio_stat $uniq) {
…		…
2114	unless ($self->{deny_activate}) {	2122	unless ($self->{deny_activate}) {
2115	$self->decay_objects;	2123	$self->decay_objects;
2116	$self->fix_auto_apply;	2124	$self->fix_auto_apply;
2117	$self->update_buttons;	2125	$self->update_buttons;
2118	cf::cede_to_tick;	2126	cf::cede_to_tick;
2119	$self->set_darkness_map;
2120	cf::cede_to_tick;
2121	$self->activate;	2127	$self->activate;
2122	}	2128	}
2123		2129
2124	$self->{last_save} = $cf::RUNTIME;	2130	$self->{last_save} = $cf::RUNTIME;
2125	$self->last_access ($cf::RUNTIME);	2131	$self->last_access ($cf::RUNTIME);
…		…
2128	}	2134	}
2129		2135
2130	$self->post_load;	2136	$self->post_load;
2131	}	2137	}
2132		2138
		2139	# customize the map for a given player, i.e.
		2140	# return the _real_ map. used by e.g. per-player
		2141	# maps to change the path to ~playername/mappath
2133	sub customise_for {	2142	sub customise_for {
2134	my ($self, $ob) = @_;	2143	my ($self, $ob) = @_;
2135		2144
2136	return find "~" . $ob->name . "/" . $self->{path}	2145	return find "~" . $ob->name . "/" . $self->{path}
2137	if $self->per_player;	2146	if $self->per_player;
…		…
2214	$MAP_PREFETCHER->prio (6);	2223	$MAP_PREFETCHER->prio (6);
2215		2224
2216	()	2225	()
2217	}	2226	}
2218		2227
		2228	# common code, used by both ->save and ->swapout
2219	sub save {	2229	sub _save {
2220	my ($self) = @_;	2230	my ($self) = @_;
2221
2222	my $lock = cf::lock_acquire "map_data:$self->{path}";
2223		2231
2224	$self->{last_save} = $cf::RUNTIME;	2232	$self->{last_save} = $cf::RUNTIME;
2225		2233
2226	return unless $self->dirty;	2234	return unless $self->dirty;
2227		2235
…		…
2247	} else {	2255	} else {
2248	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2256	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2249	}	2257	}
2250	}	2258	}
2251		2259
		2260	sub save {
		2261	my ($self) = @_;
		2262
		2263	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2264
		2265	$self->_save;
		2266	}
		2267
2252	sub swap_out {	2268	sub swap_out {
2253	my ($self) = @_;	2269	my ($self) = @_;
2254		2270
2255	# save first because save cedes
2256	$self->save;
2257
2258	my $lock = cf::lock_acquire "map_data:$self->{path}";	2271	my $lock = cf::lock_acquire "map_data:$self->{path}";
2259		2272
2260	return if $self->players;
2261	return if $self->in_memory != cf::MAP_ACTIVE;	2273	return if $self->in_memory != cf::MAP_ACTIVE;
2262	return if $self->{deny_save};	2274	return if $self->{deny_save};
		2275	return if $self->players;
2263		2276
		2277	# first deactivate the map and "unlink" it from the core
		2278	$self->deactivate;
		2279	$_->clear_links_to ($self) for values %cf::MAP;
2264	$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};
2265		2327
2266	$self->deactivate;	2328	$self->deactivate;
2267	$_->clear_links_to ($self) for values %cf::MAP;	2329	$_->clear_links_to ($self) for values %cf::MAP;
2268	$self->clear;	2330	$self->clear;
2269	}
2270
2271	sub reset_at {
2272	my ($self) = @_;
2273
2274	# TODO: safety, remove and allow resettable per-player maps
2275	return 1e99 if $self->{deny_reset};
2276
2277	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2278	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2279
2280	$time + $to
2281	}
2282
2283	sub should_reset {
2284	my ($self) = @_;
2285
2286	$self->reset_at <= $cf::RUNTIME
2287	}
2288
2289	sub reset {
2290	my ($self) = @_;
2291
2292	my $lock = cf::lock_acquire "map_data:$self->{path}";
2293
2294	return if $self->players;
2295
2296	warn "resetting map ", $self->path;
2297
2298	$self->in_memory (cf::MAP_SWAPPED);
2299
2300	# need to save uniques path
2301	unless ($self->{deny_save}) {
2302	my $uniq = $self->uniq_path; utf8::encode $uniq;
2303
2304	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2305	if $uniq;
2306	}
2307
2308	delete $cf::MAP{$self->path};
2309
2310	$self->deactivate;
2311	$_->clear_links_to ($self) for values %cf::MAP;
2312	$self->clear;
2313		2331
2314	$self->unlink_save;	2332	$self->unlink_save;
2315	$self->destroy;	2333	$self->destroy;
2316	}	2334	}
2317		2335
…		…
2325		2343
2326	delete $cf::MAP{$self->path};	2344	delete $cf::MAP{$self->path};
2327		2345
2328	$self->unlink_save;	2346	$self->unlink_save;
2329		2347
2330	bless $self, "cf::map";	2348	bless $self, "cf::map::wrap";
2331	delete $self->{deny_reset};	2349	delete $self->{deny_reset};
2332	$self->{deny_save} = 1;	2350	$self->{deny_save} = 1;
2333	$self->reset_timeout (1);	2351	$self->reset_timeout (1);
2334	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2352	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2335		2353
…		…
2392	: normalise $_	2410	: normalise $_
2393	} @{ aio_readdir $UNIQUEDIR or [] }	2411	} @{ aio_readdir $UNIQUEDIR or [] }
2394	]	2412	]
2395	}	2413	}
2396		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
2397	=back	2447	=back
2398		2448
2399	=head3 cf::object	2449	=head3 cf::object
2400		2450
2401	=cut	2451	=cut
…		…
2466		2516
2467	our $SAY_CHANNEL = {	2517	our $SAY_CHANNEL = {
2468	id => "say",	2518	id => "say",
2469	title => "Map",	2519	title => "Map",
2470	reply => "say ",	2520	reply => "say ",
2471	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.",
2472	};	2522	};
2473		2523
2474	our $CHAT_CHANNEL = {	2524	our $CHAT_CHANNEL = {
2475	id => "chat",	2525	id => "chat",
2476	title => "Chat",	2526	title => "Chat",
…		…
2531		2581
2532	=item $player_object->enter_link	2582	=item $player_object->enter_link
2533		2583
2534	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}>).
2535		2585
2536	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.
2537	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.
2538		2590
2539	Will never block.	2591	Will never block.
2540		2592
2541	=item $player_object->leave_link ($map, $x, $y)	2593	=item $player_object->leave_link ($map, $x, $y)
2542		2594
…		…
2567	return if UNIVERSAL::isa $self->map, "ext::map_link";	2619	return if UNIVERSAL::isa $self->map, "ext::map_link";
2568		2620
2569	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2621	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2570	if $self->map && $self->map->{path} ne "{link}";	2622	if $self->map && $self->map->{path} ne "{link}";
2571		2623
2572	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2624	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2573	}	2625	}
2574		2626
2575	sub cf::object::player::leave_link {	2627	sub cf::object::player::leave_link {
2576	my ($self, $map, $x, $y) = @_;	2628	my ($self, $map, $x, $y) = @_;
2577		2629
…		…
2594	($x, $y) = (-1, -1)	2646	($x, $y) = (-1, -1)
2595	unless (defined $x) && (defined $y);	2647	unless (defined $x) && (defined $y);
2596		2648
2597	# use -1 or undef as default coordinates, not 0, 0	2649	# use -1 or undef as default coordinates, not 0, 0
2598	($x, $y) = ($map->enter_x, $map->enter_y)	2650	($x, $y) = ($map->enter_x, $map->enter_y)
2599	if $x <=0 && $y <= 0;	2651	if $x <= 0 && $y <= 0;
2600		2652
2601	$map->load;	2653	$map->load;
2602	$map->load_neighbours;	2654	$map->load_neighbours;
2603		2655
2604	return unless $self->contr->active;	2656	return unless $self->contr->active;
2605	$self->activate_recursive;
2606		2657
2607	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2658	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2608	$self->enter_map ($map, $x, $y);	2659	$self->enter_map ($map, $x, $y);
		2660
		2661	# only activate afterwards, to support waiting in hooks
		2662	$self->activate_recursive;
2609	}	2663	}
2610		2664
2611	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2665	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2612		2666
2613	Moves the player to the given map-path and coordinates by first freezing	2667	Moves the player to the given map-path and coordinates by first freezing
2614	her, loading and preparing them map, calling the provided $check callback	2668	her, loading and preparing them map, calling the provided $check callback
2615	that has to return the map if sucecssful, and then unfreezes the player on	2669	that has to return the map if sucecssful, and then unfreezes the player on
2616	the new (success) or old (failed) map position. In either case, $done will	2670	the new (success) or old (failed) map position. In either case, $done will
2617	be called at the end of this process.	2671	be called at the end of this process.
		2672
		2673	Note that $check will be called with a potentially non-loaded map, so if
		2674	it needs a loaded map it has to call C<< ->load >>.
2618		2675
2619	=cut	2676	=cut
2620		2677
2621	our $GOTOGEN;	2678	our $GOTOGEN;
2622		2679
…		…
2769	$self->contr->savebed ($map, $x, $y)	2826	$self->contr->savebed ($map, $x, $y)
2770	if $exit->flag (cf::FLAG_DAMNED);	2827	if $exit->flag (cf::FLAG_DAMNED);
2771		2828
2772	1	2829	1
2773	}) {	2830	}) {
2774	$self->message ("Something went wrong deep within the crossfire server. "	2831	$self->message ("Something went wrong deep within the deliantra server. "
2775	. "I'll try to bring you back to the map you were before. "	2832	. "I'll try to bring you back to the map you were before. "
2776	. "Please report this to the dungeon master!",	2833	. "Please report this to the dungeon master!",
2777	cf::NDI_UNIQUE | cf::NDI_RED);	2834	cf::NDI_UNIQUE | cf::NDI_RED);
2778		2835
2779	warn "ERROR in enter_exit: $@";	2836	warn "ERROR in enter_exit: $@";
…		…
2796	sub cf::client::send_drawinfo {	2853	sub cf::client::send_drawinfo {
2797	my ($self, $text, $flags) = @_;	2854	my ($self, $text, $flags) = @_;
2798		2855
2799	utf8::encode $text;	2856	utf8::encode $text;
2800	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2857	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2858	}
		2859
		2860	=item $client->send_big_packet ($pkt)
		2861
		2862	Like C<send_packet>, but tries to compress large packets, and fragments
		2863	them as required.
		2864
		2865	=cut
		2866
		2867	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2868
		2869	sub cf::client::send_big_packet {
		2870	my ($self, $pkt) = @_;
		2871
		2872	# try lzf for large packets
		2873	$pkt = "lzf " . Compress::LZF::compress $pkt
		2874	if 1024 <= length $pkt and $self->{can_lzf};
		2875
		2876	# split very large packets
		2877	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2878	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2879	$pkt = "frag";
		2880	}
		2881
		2882	$self->send_packet ($pkt);
2801	}	2883	}
2802		2884
2803	=item $client->send_msg ($channel, $msg, $color, [extra...])	2885	=item $client->send_msg ($channel, $msg, $color, [extra...])
2804		2886
2805	Send a drawinfo or msg packet to the client, formatting the msg for the	2887	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2809		2891
2810	=cut	2892	=cut
2811		2893
2812	# non-persistent channels (usually the info channel)	2894	# non-persistent channels (usually the info channel)
2813	our %CHANNEL = (	2895	our %CHANNEL = (
		2896	"c/motd" => {
		2897	id => "infobox",
		2898	title => "MOTD",
		2899	reply => undef,
		2900	tooltip => "The message of the day",
		2901	},
2814	"c/identify" => {	2902	"c/identify" => {
2815	id => "infobox",	2903	id => "infobox",
2816	title => "Identify",	2904	title => "Identify",
2817	reply => undef,	2905	reply => undef,
2818	tooltip => "Items recently identified",	2906	tooltip => "Items recently identified",
…		…
2820	"c/examine" => {	2908	"c/examine" => {
2821	id => "infobox",	2909	id => "infobox",
2822	title => "Examine",	2910	title => "Examine",
2823	reply => undef,	2911	reply => undef,
2824	tooltip => "Signs and other items you examined",	2912	tooltip => "Signs and other items you examined",
		2913	},
		2914	"c/shopinfo" => {
		2915	id => "infobox",
		2916	title => "Shop Info",
		2917	reply => undef,
		2918	tooltip => "What your bargaining skill tells you about the shop",
2825	},	2919	},
2826	"c/book" => {	2920	"c/book" => {
2827	id => "infobox",	2921	id => "infobox",
2828	title => "Book",	2922	title => "Book",
2829	reply => undef,	2923	reply => undef,
…		…
2845	id => "infobox",	2939	id => "infobox",
2846	title => "Body Parts",	2940	title => "Body Parts",
2847	reply => undef,	2941	reply => undef,
2848	tooltip => "Shows which body parts you posess and are available",	2942	tooltip => "Shows which body parts you posess and are available",
2849	},	2943	},
		2944	"c/statistics" => {
		2945	id => "infobox",
		2946	title => "Statistics",
		2947	reply => undef,
		2948	tooltip => "Shows your primary statistics",
		2949	},
		2950	"c/skills" => {
		2951	id => "infobox",
		2952	title => "Skills",
		2953	reply => undef,
		2954	tooltip => "Shows your experience per skill and item power",
		2955	},
		2956	"c/shopitems" => {
		2957	id => "infobox",
		2958	title => "Shop Items",
		2959	reply => undef,
		2960	tooltip => "Shows the items currently for sale in this shop",
		2961	},
		2962	"c/resistances" => {
		2963	id => "infobox",
		2964	title => "Resistances",
		2965	reply => undef,
		2966	tooltip => "Shows your resistances",
		2967	},
		2968	"c/pets" => {
		2969	id => "infobox",
		2970	title => "Pets",
		2971	reply => undef,
		2972	tooltip => "Shows information abotu your pets/a specific pet",
		2973	},
		2974	"c/perceiveself" => {
		2975	id => "infobox",
		2976	title => "Perceive Self",
		2977	reply => undef,
		2978	tooltip => "You gained detailed knowledge about yourself",
		2979	},
2850	"c/uptime" => {	2980	"c/uptime" => {
2851	id => "infobox",	2981	id => "infobox",
2852	title => "Uptime",	2982	title => "Uptime",
2853	reply => undef,	2983	reply => undef,
2854	tooltip => "How long the server has been running since last restart",	2984	tooltip => "How long the server has been running since last restart",
…		…
2863	id => "party",	2993	id => "party",
2864	title => "Party",	2994	title => "Party",
2865	reply => "gsay ",	2995	reply => "gsay ",
2866	tooltip => "Messages and chat related to your party",	2996	tooltip => "Messages and chat related to your party",
2867	},	2997	},
		2998	"c/death" => {
		2999	id => "death",
		3000	title => "Death",
		3001	reply => undef,
		3002	tooltip => "Reason for and more info about your most recent death",
		3003	},
		3004	"c/say" => $SAY_CHANNEL,
		3005	"c/chat" => $CHAT_CHANNEL,
2868	);	3006	);
2869		3007
2870	sub cf::client::send_msg {	3008	sub cf::client::send_msg {
2871	my ($self, $channel, $msg, $color, @extra) = @_;	3009	my ($self, $channel, $msg, $color, @extra) = @_;
2872		3010
2873	$msg = $self->pl->expand_cfpod ($msg);	3011	$msg = $self->pl->expand_cfpod ($msg)
		3012	unless $color & cf::NDI_VERBATIM;
2874		3013
2875	$color &= cf::NDI_CLIENT_MASK; # just in case...	3014	$color &= cf::NDI_CLIENT_MASK; # just in case...
2876		3015
2877	# check predefined channels, for the benefit of C	3016	# check predefined channels, for the benefit of C
2878	if ($CHANNEL{$channel}) {	3017	if ($CHANNEL{$channel}) {
2879	$channel = $CHANNEL{$channel};	3018	$channel = $CHANNEL{$channel};
2880		3019
2881	$self->ext_msg (channel_info => $channel)	3020	$self->ext_msg (channel_info => $channel);
2882	if $self->can_msg;
2883
2884	$channel = $channel->{id};	3021	$channel = $channel->{id};
2885		3022
2886	} elsif (ref $channel) {	3023	} elsif (ref $channel) {
2887	# send meta info to client, if not yet sent	3024	# send meta info to client, if not yet sent
2888	unless (exists $self->{channel}{$channel->{id}}) {	3025	unless (exists $self->{channel}{$channel->{id}}) {
2889	$self->{channel}{$channel->{id}} = $channel;	3026	$self->{channel}{$channel->{id}} = $channel;
2890	$self->ext_msg (channel_info => $channel)	3027	$self->ext_msg (channel_info => $channel);
2891	if $self->can_msg;
2892	}	3028	}
2893		3029
2894	$channel = $channel->{id};	3030	$channel = $channel->{id};
2895	}	3031	}
2896		3032
2897	return unless @extra || length $msg;	3033	return unless @extra || length $msg;
2898		3034
2899	if ($self->can_msg) {
2900	# default colour, mask it out	3035	# default colour, mask it out
2901	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3036	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2902	if $color & cf::NDI_DEF;	3037	if $color & cf::NDI_DEF;
2903		3038
2904	$self->send_packet ("msg " . $self->{json_coder}->encode (	3039	my $pkt = "msg "
		3040	. $self->{json_coder}->encode (
2905	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3041	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2906	} else {	3042	);
2907	if ($color >= 0) {
2908	# replace some tags by gcfclient-compatible ones
2909	for ($msg) {
2910	1 while
2911	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2912	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2913	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2914	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2915	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2916	}
2917		3043
2918	$color &= cf::NDI_COLOR_MASK;	3044	$self->send_big_packet ($pkt);
2919
2920	utf8::encode $msg;
2921
2922	if (0 && $msg =~ /\[/) {
2923	# COMMAND/INFO
2924	$self->send_packet ("drawextinfo $color 10 8 $msg")
2925	} else {
2926	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2927	$self->send_packet ("drawinfo $color $msg")
2928	}
2929	}
2930	}
2931	}	3045	}
2932		3046
2933	=item $client->ext_msg ($type, @msg)	3047	=item $client->ext_msg ($type, @msg)
2934		3048
2935	Sends an ext event to the client.	3049	Sends an ext event to the client.
…		…
2938		3052
2939	sub cf::client::ext_msg($$@) {	3053	sub cf::client::ext_msg($$@) {
2940	my ($self, $type, @msg) = @_;	3054	my ($self, $type, @msg) = @_;
2941		3055
2942	if ($self->extcmd == 2) {	3056	if ($self->extcmd == 2) {
2943	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3057	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2944	} elsif ($self->extcmd == 1) { # TODO: remove	3058	} elsif ($self->extcmd == 1) { # TODO: remove
2945	push @msg, msgtype => "event_$type";	3059	push @msg, msgtype => "event_$type";
2946	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3060	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2947	}	3061	}
2948	}	3062	}
2949		3063
2950	=item $client->ext_reply ($msgid, @msg)	3064	=item $client->ext_reply ($msgid, @msg)
2951		3065
…		…
2955		3069
2956	sub cf::client::ext_reply($$@) {	3070	sub cf::client::ext_reply($$@) {
2957	my ($self, $id, @msg) = @_;	3071	my ($self, $id, @msg) = @_;
2958		3072
2959	if ($self->extcmd == 2) {	3073	if ($self->extcmd == 2) {
2960	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3074	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2961	} elsif ($self->extcmd == 1) {	3075	} elsif ($self->extcmd == 1) {
2962	#TODO: version 1, remove	3076	#TODO: version 1, remove
2963	unshift @msg, msgtype => "reply", msgid => $id;	3077	unshift @msg, msgtype => "reply", msgid => $id;
2964	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3078	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2965	}	3079	}
2966	}	3080	}
2967		3081
2968	=item $success = $client->query ($flags, "text", \&cb)	3082	=item $success = $client->query ($flags, "text", \&cb)
2969		3083
…		…
3070		3184
3071	$coro	3185	$coro
3072	}	3186	}
3073		3187
3074	cf::client->attach (	3188	cf::client->attach (
3075	on_destroy => sub {	3189	on_client_destroy => sub {
3076	my ($ns) = @_;	3190	my ($ns) = @_;
3077		3191
3078	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3192	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3079	},	3193	},
3080	);	3194	);
…		…
3096	our $safe_hole = new Safe::Hole;	3210	our $safe_hole = new Safe::Hole;
3097		3211
3098	$SIG{FPE} = 'IGNORE';	3212	$SIG{FPE} = 'IGNORE';
3099		3213
3100	$safe->permit_only (Opcode::opset qw(	3214	$safe->permit_only (Opcode::opset qw(
3101	:base_core :base_mem :base_orig :base_math	3215	:base_core :base_mem :base_orig :base_math :base_loop
3102	grepstart grepwhile mapstart mapwhile	3216	grepstart grepwhile mapstart mapwhile
3103	sort time	3217	sort time
3104	));	3218	));
3105		3219
3106	# here we export the classes and methods available to script code	3220	# here we export the classes and methods available to script code
…		…
3110	The following functions and methods are available within a safe environment:	3224	The following functions and methods are available within a safe environment:
3111		3225
3112	cf::object	3226	cf::object
3113	contr pay_amount pay_player map x y force_find force_add destroy	3227	contr pay_amount pay_player map x y force_find force_add destroy
3114	insert remove name archname title slaying race decrease split	3228	insert remove name archname title slaying race decrease split
		3229	value
3115		3230
3116	cf::object::player	3231	cf::object::player
3117	player	3232	player
3118		3233
3119	cf::player	3234	cf::player
…		…
3125	=cut	3240	=cut
3126		3241
3127	for (	3242	for (
3128	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3243	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3129	insert remove inv nrof name archname title slaying race	3244	insert remove inv nrof name archname title slaying race
3130	decrease split destroy)],	3245	decrease split destroy change_exp value msg lore send_msg)],
3131	["cf::object::player" => qw(player)],	3246	["cf::object::player" => qw(player)],
3132	["cf::player" => qw(peaceful)],	3247	["cf::player" => qw(peaceful send_msg)],
3133	["cf::map" => qw(trigger)],	3248	["cf::map" => qw(trigger)],
3134	) {	3249	) {
3135	no strict 'refs';	3250	no strict 'refs';
3136	my ($pkg, @funs) = @$_;	3251	my ($pkg, @funs) = @$_;
3137	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3252	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
3155		3270
3156	my $qcode = $code;	3271	my $qcode = $code;
3157	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3272	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3158	$qcode =~ s/\n/\\n/g;	3273	$qcode =~ s/\n/\\n/g;
3159		3274
		3275	%vars = (_dummy => 0) unless %vars;
		3276
		3277	my @res;
3160	local $_;	3278	local $_;
3161	local @safe::cf::_safe_eval_args = values %vars;
3162		3279
3163	my $eval =	3280	my $eval =
3164	"do {\n"	3281	"do {\n"
3165	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3282	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3166	. "#line 0 \"{$qcode}\"\n"	3283	. "#line 0 \"{$qcode}\"\n"
3167	. $code	3284	. $code
3168	. "\n}"	3285	. "\n}"
3169	;	3286	;
3170		3287
		3288	if ($CFG{safe_eval}) {
3171	sub_generation_inc;	3289	sub_generation_inc;
		3290	local @safe::cf::_safe_eval_args = values %vars;
3172	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3291	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3173	sub_generation_inc;	3292	sub_generation_inc;
		3293	} else {
		3294	local @cf::_safe_eval_args = values %vars;
		3295	@res = wantarray ? eval eval : scalar eval $eval;
		3296	}
3174		3297
3175	if ($@) {	3298	if ($@) {
3176	warn "$@";	3299	warn "$@";
3177	warn "while executing safe code '$code'\n";	3300	warn "while executing safe code '$code'\n";
3178	warn "with arguments " . (join " ", %vars) . "\n";	3301	warn "with arguments " . (join " ", %vars) . "\n";
…		…
3197	=cut	3320	=cut
3198		3321
3199	sub register_script_function {	3322	sub register_script_function {
3200	my ($fun, $cb) = @_;	3323	my ($fun, $cb) = @_;
3201		3324
3202	no strict 'refs';	3325	$fun = "safe::$fun" if $CFG{safe_eval};
3203	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3326	*$fun = $safe_hole->wrap ($cb);
3204	}	3327	}
3205		3328
3206	=back	3329	=back
3207		3330
3208	=cut	3331	=cut
…		…
3229		3352
3230	$facedata->{version} == 2	3353	$facedata->{version} == 2
3231	or cf::cleanup "$path: version mismatch, cannot proceed.";	3354	or cf::cleanup "$path: version mismatch, cannot proceed.";
3232		3355
3233	# patch in the exptable	3356	# patch in the exptable
		3357	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3234	$facedata->{resource}{"res/exp_table"} = {	3358	$facedata->{resource}{"res/exp_table"} = {
3235	type => FT_RSRC,	3359	type => FT_RSRC,
3236	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3360	data => $exp_table,
		3361	hash => (Digest::MD5::md5 $exp_table),
3237	};	3362	};
3238	cf::cede_to_tick;	3363	cf::cede_to_tick;
3239		3364
3240	{	3365	{
3241	my $faces = $facedata->{faceinfo};	3366	my $faces = $facedata->{faceinfo};
…		…
3243	while (my ($face, $info) = each %$faces) {	3368	while (my ($face, $info) = each %$faces) {
3244	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3369	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3245		3370
3246	cf::face::set_visibility $idx, $info->{visibility};	3371	cf::face::set_visibility $idx, $info->{visibility};
3247	cf::face::set_magicmap $idx, $info->{magicmap};	3372	cf::face::set_magicmap $idx, $info->{magicmap};
3248	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3373	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3249	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3374	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3250		3375
3251	cf::cede_to_tick;	3376	cf::cede_to_tick;
3252	}	3377	}
3253		3378
3254	while (my ($face, $info) = each %$faces) {	3379	while (my ($face, $info) = each %$faces) {
…		…
3278		3403
3279	cf::anim::invalidate_all; # d'oh	3404	cf::anim::invalidate_all; # d'oh
3280	}	3405	}
3281		3406
3282	{	3407	{
3283	# TODO: for gcfclient pleasure, we should give resources
3284	# that gcfclient doesn't grok a >10000 face index.
3285	my $res = $facedata->{resource};	3408	my $res = $facedata->{resource};
3286		3409
3287	while (my ($name, $info) = each %$res) {	3410	while (my ($name, $info) = each %$res) {
3288	if (defined $info->{type}) {	3411	if (defined $info->{type}) {
3289	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3412	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3290	my $data;
3291		3413
3292	if ($info->{type} & 1) {	3414	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3293	# prepend meta info
3294
3295	my $meta = $enc->encode ({
3296	name => $name,
3297	%{ $info->{meta} || {} },
3298	});
3299
3300	$data = pack "(w/a*)*", $meta, $info->{data};
3301	} else {
3302	$data = $info->{data};
3303	}
3304
3305	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3306	cf::face::set_type $idx, $info->{type};	3415	cf::face::set_type $idx, $info->{type};
3307	} else {	3416	} else {
3308	$RESOURCE{$name} = $info;	3417	$RESOURCE{$name} = $info;
3309	}	3418	}
3310		3419
…		…
3393	reload_treasures;	3502	reload_treasures;
3394		3503
3395	warn "finished reloading resource files\n";	3504	warn "finished reloading resource files\n";
3396	}	3505	}
3397		3506
3398	sub init {
3399	my $guard = freeze_mainloop;
3400
3401	reload_resources;
3402	}
3403
3404	sub reload_config {	3507	sub reload_config {
		3508	warn "reloading config file...\n";
		3509
3405	open my $fh, "<:utf8", "$CONFDIR/config"	3510	open my $fh, "<:utf8", "$CONFDIR/config"
3406	or return;	3511	or return;
3407		3512
3408	local $/;	3513	local $/;
3409	*CFG = YAML::Load <$fh>;	3514	*CFG = YAML::XS::Load scalar <$fh>;
3410		3515
3411	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3516	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3412		3517
3413	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3518	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3414	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3519	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3418	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3523	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3419	and die "WARNING: m(un)lockall failed: $!\n";	3524	and die "WARNING: m(un)lockall failed: $!\n";
3420	};	3525	};
3421	warn $@ if $@;	3526	warn $@ if $@;
3422	}	3527	}
		3528
		3529	warn "finished reloading resource files\n";
		3530	}
		3531
		3532	sub pidfile() {
		3533	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3534	or die "$PIDFILE: $!";
		3535	flock $fh, &Fcntl::LOCK_EX
		3536	or die "$PIDFILE: flock: $!";
		3537	$fh
		3538	}
		3539
		3540	# make sure only one server instance is running at any one time
		3541	sub atomic {
		3542	my $fh = pidfile;
		3543
		3544	my $pid = <$fh>;
		3545	kill 9, $pid if $pid > 0;
		3546
		3547	seek $fh, 0, 0;
		3548	print $fh $$;
		3549	}
		3550
		3551	sub main_loop {
		3552	warn "EV::loop starting\n";
		3553	if (1) {
		3554	EV::loop;
		3555	}
		3556	warn "EV::loop returned\n";
		3557	goto &main_loop unless $REALLY_UNLOOP;
3423	}	3558	}
3424		3559
3425	sub main {	3560	sub main {
		3561	cf::init_globals; # initialise logging
		3562
		3563	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3564	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3565	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3566	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3567
		3568	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3569
3426	# we must not ever block the main coroutine	3570	# we must not ever block the main coroutine
3427	local $Coro::idle = sub {	3571	local $Coro::idle = sub {
3428	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3572	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3429	(async {	3573	(async {
3430	$Coro::current->{desc} = "IDLE BUG HANDLER";	3574	$Coro::current->{desc} = "IDLE BUG HANDLER";
3431	EV::loop EV::LOOP_ONESHOT;	3575	EV::loop EV::LOOP_ONESHOT;
3432	})->prio (Coro::PRIO_MAX);	3576	})->prio (Coro::PRIO_MAX);
3433	};	3577	};
3434		3578
3435	{	3579	evthread_start IO::AIO::poll_fileno;
3436	my $guard = freeze_mainloop;	3580
		3581	cf::sync_job {
		3582	cf::init_experience;
		3583	cf::init_anim;
		3584	cf::init_attackmess;
		3585	cf::init_dynamic;
		3586
		3587	cf::load_settings;
		3588	cf::load_materials;
		3589
		3590	reload_resources;
3437	reload_config;	3591	reload_config;
3438	db_init;	3592	db_init;
		3593
		3594	cf::init_uuid;
		3595	cf::init_signals;
		3596	cf::init_skills;
		3597
		3598	cf::init_beforeplay;
		3599
		3600	atomic;
		3601
3439	load_extensions;	3602	load_extensions;
3440		3603
3441	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3604	utime time, time, $RUNTIMEFILE;
3442	evthread_start IO::AIO::poll_fileno;	3605
		3606	# no (long-running) fork's whatsoever before this point(!)
		3607	use POSIX ();
		3608	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3609
		3610	(pop @POST_INIT)->(0) while @POST_INIT;
3443	}	3611	};
3444		3612
3445	EV::loop;	3613	cf::object::thawer::errors_are_fatal 0;
		3614	warn "parse errors in files are no longer fatal from this point on.\n";
		3615
		3616	main_loop;
3446	}	3617	}
3447		3618
3448	#############################################################################	3619	#############################################################################
3449	# initialisation and cleanup	3620	# initialisation and cleanup
3450		3621
3451	# install some emergency cleanup handlers	3622	# install some emergency cleanup handlers
3452	BEGIN {	3623	BEGIN {
3453	our %SIGWATCHER = ();	3624	our %SIGWATCHER = ();
3454	for my $signal (qw(INT HUP TERM)) {	3625	for my $signal (qw(INT HUP TERM)) {
3455	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3626	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3456	cf::cleanup "SIG$signal";	3627	cf::cleanup "SIG$signal";
3457	};	3628	};
3458	}	3629	}
3459	}	3630	}
3460		3631
3461	sub write_runtime_sync {	3632	sub write_runtime_sync {
3462	my $runtime = "$LOCALDIR/runtime";	3633	my $t0 = AE::time;
3463		3634
3464	# first touch the runtime file to show we are still running:	3635	# first touch the runtime file to show we are still running:
3465	# the fsync below can take a very very long time.	3636	# the fsync below can take a very very long time.
3466		3637
3467	IO::AIO::aio_utime $runtime, undef, undef;	3638	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3468		3639
3469	my $guard = cf::lock_acquire "write_runtime";	3640	my $guard = cf::lock_acquire "write_runtime";
3470		3641
3471	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3642	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3472	or return;	3643	or return;
3473		3644
3474	my $value = $cf::RUNTIME + 90 + 10;	3645	my $value = $cf::RUNTIME + 90 + 10;
3475	# 10 is the runtime save interval, for a monotonic clock	3646	# 10 is the runtime save interval, for a monotonic clock
3476	# 60 allows for the watchdog to kill the server.	3647	# 60 allows for the watchdog to kill the server.
…		…
3486	aio_utime $fh, undef, undef;	3657	aio_utime $fh, undef, undef;
3487		3658
3488	close $fh	3659	close $fh
3489	or return;	3660	or return;
3490		3661
3491	aio_rename "$runtime~", $runtime	3662	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3492	and return;	3663	and return;
3493		3664
3494	warn "runtime file written.\n";	3665	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
3495		3666
3496	1	3667	1
3497	}	3668	}
3498		3669
3499	our $uuid_lock;	3670	our $uuid_lock;
…		…
3508	my $uuid = "$LOCALDIR/uuid";	3679	my $uuid = "$LOCALDIR/uuid";
3509		3680
3510	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3681	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3511	or return;	3682	or return;
3512		3683
3513	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	3684	my $value = uuid_seq uuid_cur;
		3685
		3686	unless ($value) {
		3687	warn "cowardly refusing to write zero uuid value!\n";
		3688	return;
		3689	}
		3690
		3691	my $value = uuid_str $value + $uuid_skip;
3514	$uuid_skip = 0;	3692	$uuid_skip = 0;
3515		3693
3516	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3694	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3517	and return;	3695	and return;
3518		3696
…		…
3540	}	3718	}
3541		3719
3542	sub emergency_save() {	3720	sub emergency_save() {
3543	my $freeze_guard = cf::freeze_mainloop;	3721	my $freeze_guard = cf::freeze_mainloop;
3544		3722
3545	warn "enter emergency perl save\n";	3723	warn "emergency_perl_save: enter\n";
3546		3724
3547	cf::sync_job {	3725	cf::sync_job {
		3726	# this is a trade-off: we want to be very quick here, so
		3727	# save all maps without fsync, and later call a global sync
		3728	# (which in turn might be very very slow)
		3729	local $USE_FSYNC = 0;
		3730
3548	# use a peculiar iteration method to avoid tripping on perl	3731	# use a peculiar iteration method to avoid tripping on perl
3549	# refcount bugs in for. also avoids problems with players	3732	# refcount bugs in for. also avoids problems with players
3550	# and maps saved/destroyed asynchronously.	3733	# and maps saved/destroyed asynchronously.
3551	warn "begin emergency player save\n";	3734	warn "emergency_perl_save: begin player save\n";
3552	for my $login (keys %cf::PLAYER) {	3735	for my $login (keys %cf::PLAYER) {
3553	my $pl = $cf::PLAYER{$login} or next;	3736	my $pl = $cf::PLAYER{$login} or next;
3554	$pl->valid or next;	3737	$pl->valid or next;
3555	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3738	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3556	$pl->save;	3739	$pl->save;
3557	}	3740	}
3558	warn "end emergency player save\n";	3741	warn "emergency_perl_save: end player save\n";
3559		3742
3560	warn "begin emergency map save\n";	3743	warn "emergency_perl_save: begin map save\n";
3561	for my $path (keys %cf::MAP) {	3744	for my $path (keys %cf::MAP) {
3562	my $map = $cf::MAP{$path} or next;	3745	my $map = $cf::MAP{$path} or next;
3563	$map->valid or next;	3746	$map->valid or next;
3564	$map->save;	3747	$map->save;
3565	}	3748	}
3566	warn "end emergency map save\n";	3749	warn "emergency_perl_save: end map save\n";
3567		3750
3568	warn "begin emergency database checkpoint\n";	3751	warn "emergency_perl_save: begin database checkpoint\n";
3569	BDB::db_env_txn_checkpoint $DB_ENV;	3752	BDB::db_env_txn_checkpoint $DB_ENV;
3570	warn "end emergency database checkpoint\n";	3753	warn "emergency_perl_save: end database checkpoint\n";
3571		3754
3572	warn "begin write uuid\n";	3755	warn "emergency_perl_save: begin write uuid\n";
3573	write_uuid_sync 1;	3756	write_uuid_sync 1;
3574	warn "end write uuid\n";	3757	warn "emergency_perl_save: end write uuid\n";
3575	};	3758	};
3576		3759
		3760	warn "emergency_perl_save: starting sync()\n";
		3761	IO::AIO::aio_sync sub {
		3762	warn "emergency_perl_save: finished sync()\n";
		3763	};
		3764
3577	warn "leave emergency perl save\n";	3765	warn "emergency_perl_save: leave\n";
3578	}	3766	}
3579		3767
3580	sub post_cleanup {	3768	sub post_cleanup {
3581	my ($make_core) = @_;	3769	my ($make_core) = @_;
3582		3770
3583	warn Carp::longmess "post_cleanup backtrace"	3771	warn Carp::longmess "post_cleanup backtrace"
3584	if $make_core;	3772	if $make_core;
		3773
		3774	my $fh = pidfile;
		3775	unlink $PIDFILE if <$fh> == $$;
		3776	}
		3777
		3778	# a safer delete_package, copied from Symbol
		3779	sub clear_package($) {
		3780	my $pkg = shift;
		3781
		3782	# expand to full symbol table name if needed
		3783	unless ($pkg =~ /^main::.*::$/) {
		3784	$pkg = "main$pkg" if $pkg =~ /^::/;
		3785	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3786	$pkg .= '::' unless $pkg =~ /::$/;
		3787	}
		3788
		3789	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3790	my $stem_symtab = *{$stem}{HASH};
		3791
		3792	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3793	or return;
		3794
		3795	# clear all symbols
		3796	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3797	for my $name (keys %$leaf_symtab) {
		3798	_gv_clear *{"$pkg$name"};
		3799	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3800	}
3585	}	3801	}
3586		3802
3587	sub do_reload_perl() {	3803	sub do_reload_perl() {
3588	# can/must only be called in main	3804	# can/must only be called in main
3589	if ($Coro::current != $Coro::main) {	3805	if (in_main) {
3590	warn "can only reload from main coroutine";	3806	warn "can only reload from main coroutine";
3591	return;	3807	return;
3592	}	3808	}
3593		3809
		3810	return if $RELOAD++;
		3811
		3812	my $t1 = AE::time;
		3813
		3814	while ($RELOAD) {
3594	warn "reloading...";	3815	warn "reloading...";
3595		3816
3596	warn "entering sync_job";	3817	warn "entering sync_job";
3597		3818
3598	cf::sync_job {	3819	cf::sync_job {
3599	cf::write_runtime_sync; # external watchdog should not bark	3820	cf::write_runtime_sync; # external watchdog should not bark
3600	cf::emergency_save;	3821	cf::emergency_save;
3601	cf::write_runtime_sync; # external watchdog should not bark	3822	cf::write_runtime_sync; # external watchdog should not bark
3602		3823
3603	warn "syncing database to disk";	3824	warn "syncing database to disk";
3604	BDB::db_env_txn_checkpoint $DB_ENV;	3825	BDB::db_env_txn_checkpoint $DB_ENV;
3605		3826
3606	# if anything goes wrong in here, we should simply crash as we already saved	3827	# if anything goes wrong in here, we should simply crash as we already saved
3607		3828
3608	warn "flushing outstanding aio requests";	3829	warn "flushing outstanding aio requests";
3609	for (;;) {
3610	BDB::flush;
3611	IO::AIO::flush;
3612	Coro::cede_notself;
3613	last unless IO::AIO::nreqs || BDB::nreqs;	3830	while (IO::AIO::nreqs || BDB::nreqs) {
3614	warn "iterate...";	3831	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3615	}
3616
3617	++$RELOAD;
3618
3619	warn "cancelling all extension coros";
3620	$_->cancel for values %EXT_CORO;
3621	%EXT_CORO = ();
3622
3623	warn "removing commands";
3624	%COMMAND = ();
3625
3626	warn "removing ext/exti commands";
3627	%EXTCMD = ();
3628	%EXTICMD = ();
3629
3630	warn "unloading/nuking all extensions";
3631	for my $pkg (@EXTS) {
3632	warn "... unloading $pkg";
3633
3634	if (my $cb = $pkg->can ("unload")) {
3635	eval {
3636	$cb->($pkg);
3637	1
3638	} or warn "$pkg unloaded, but with errors: $@";
3639	}	3832	}
3640		3833
3641	warn "... nuking $pkg";	3834	warn "cancelling all extension coros";
3642	Symbol::delete_package $pkg;	3835	$_->cancel for values %EXT_CORO;
3643	}	3836	%EXT_CORO = ();
3644		3837
3645	warn "unloading all perl modules loaded from $LIBDIR";	3838	warn "removing commands";
3646	while (my ($k, $v) = each %INC) {	3839	%COMMAND = ();
3647	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3648		3840
		3841	warn "removing ext/exti commands";
		3842	%EXTCMD = ();
		3843	%EXTICMD = ();
		3844
		3845	warn "unloading/nuking all extensions";
		3846	for my $pkg (@EXTS) {
3649	warn "... unloading $k";	3847	warn "... unloading $pkg";
3650	delete $INC{$k};
3651		3848
3652	$k =~ s/\.pm$//;
3653	$k =~ s/\//::/g;
3654
3655	if (my $cb = $k->can ("unload_module")) {	3849	if (my $cb = $pkg->can ("unload")) {
		3850	eval {
3656	$cb->();	3851	$cb->($pkg);
		3852	1
		3853	} or warn "$pkg unloaded, but with errors: $@";
		3854	}
		3855
		3856	warn "... clearing $pkg";
		3857	clear_package $pkg;
3657	}	3858	}
3658		3859
3659	Symbol::delete_package $k;	3860	warn "unloading all perl modules loaded from $LIBDIR";
		3861	while (my ($k, $v) = each %INC) {
		3862	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3863
		3864	warn "... unloading $k";
		3865	delete $INC{$k};
		3866
		3867	$k =~ s/\.pm$//;
		3868	$k =~ s/\//::/g;
		3869
		3870	if (my $cb = $k->can ("unload_module")) {
		3871	$cb->();
		3872	}
		3873
		3874	clear_package $k;
3660	}	3875	}
3661		3876
3662	warn "getting rid of safe::, as good as possible";	3877	warn "getting rid of safe::, as good as possible";
3663	Symbol::delete_package "safe::$_"	3878	clear_package "safe::$_"
3664	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3879	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3665		3880
3666	warn "unloading cf.pm \"a bit\"";	3881	warn "unloading cf.pm \"a bit\"";
3667	delete $INC{"cf.pm"};	3882	delete $INC{"cf.pm"};
3668	delete $INC{"cf/pod.pm"};	3883	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3669		3884
3670	# don't, removes xs symbols, too,	3885	# don't, removes xs symbols, too,
3671	# and global variables created in xs	3886	# and global variables created in xs
3672	#Symbol::delete_package __PACKAGE__;	3887	#clear_package __PACKAGE__;
3673		3888
3674	warn "unload completed, starting to reload now";	3889	warn "unload completed, starting to reload now";
3675		3890
3676	warn "reloading cf.pm";	3891	warn "reloading cf.pm";
3677	require cf;	3892	require cf;
3678	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3893	cf::_connect_to_perl_1;
3679		3894
3680	warn "loading config and database again";	3895	warn "loading config and database again";
3681	cf::reload_config;	3896	cf::reload_config;
3682		3897
3683	warn "loading extensions";	3898	warn "loading extensions";
3684	cf::load_extensions;	3899	cf::load_extensions;
3685		3900
		3901	if ($REATTACH_ON_RELOAD) {
3686	warn "reattaching attachments to objects/players";	3902	warn "reattaching attachments to objects/players";
3687	_global_reattach; # objects, sockets	3903	_global_reattach; # objects, sockets
3688	warn "reattaching attachments to maps";	3904	warn "reattaching attachments to maps";
3689	reattach $_ for values %MAP;	3905	reattach $_ for values %MAP;
3690	warn "reattaching attachments to players";	3906	warn "reattaching attachments to players";
3691	reattach $_ for values %PLAYER;	3907	reattach $_ for values %PLAYER;
		3908	}
3692		3909
		3910	warn "running post_init jobs";
		3911	(pop @POST_INIT)->(1) while @POST_INIT;
		3912
3693	warn "leaving sync_job";	3913	warn "leaving sync_job";
3694		3914
3695	1	3915	1
3696	} or do {	3916	} or do {
3697	warn $@;	3917	warn $@;
3698	cf::cleanup "error while reloading, exiting.";	3918	cf::cleanup "error while reloading, exiting.";
3699	};	3919	};
3700		3920
3701	warn "reloaded";	3921	warn "reloaded";
		3922	--$RELOAD;
		3923	}
		3924
		3925	$t1 = AE::time - $t1;
		3926	warn "reload completed in ${t1}s\n";
3702	};	3927	};
3703		3928
3704	our $RELOAD_WATCHER; # used only during reload	3929	our $RELOAD_WATCHER; # used only during reload
3705		3930
3706	sub reload_perl() {	3931	sub reload_perl() {
3707	# doing reload synchronously and two reloads happen back-to-back,	3932	# doing reload synchronously and two reloads happen back-to-back,
3708	# coro crashes during coro_state_free->destroy here.	3933	# coro crashes during coro_state_free->destroy here.
3709		3934
		3935	$RELOAD_WATCHER ||= cf::async {
		3936	Coro::AIO::aio_wait cache_extensions;
		3937
3710	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	3938	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3711	do_reload_perl;	3939	do_reload_perl;
3712	undef $RELOAD_WATCHER;	3940	undef $RELOAD_WATCHER;
		3941	};
3713	};	3942	};
3714	}	3943	}
3715		3944
3716	register_command "reload" => sub {	3945	register_command "reload" => sub {
3717	my ($who, $arg) = @_;	3946	my ($who, $arg) = @_;
…		…
3731		3960
3732	our @WAIT_FOR_TICK;	3961	our @WAIT_FOR_TICK;
3733	our @WAIT_FOR_TICK_BEGIN;	3962	our @WAIT_FOR_TICK_BEGIN;
3734		3963
3735	sub wait_for_tick {	3964	sub wait_for_tick {
3736	return if tick_inhibit || $Coro::current == $Coro::main;	3965	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3737		3966
3738	my $signal = new Coro::Signal;	3967	my $signal = new Coro::Signal;
3739	push @WAIT_FOR_TICK, $signal;	3968	push @WAIT_FOR_TICK, $signal;
3740	$signal->wait;	3969	$signal->wait;
3741	}	3970	}
3742		3971
3743	sub wait_for_tick_begin {	3972	sub wait_for_tick_begin {
3744	return if tick_inhibit || $Coro::current == $Coro::main;	3973	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3745		3974
3746	my $signal = new Coro::Signal;	3975	my $signal = new Coro::Signal;
3747	push @WAIT_FOR_TICK_BEGIN, $signal;	3976	push @WAIT_FOR_TICK_BEGIN, $signal;
3748	$signal->wait;	3977	$signal->wait;
3749	}	3978	}
…		…
3754	unless ++$bug_warning > 10;	3983	unless ++$bug_warning > 10;
3755	return;	3984	return;
3756	}	3985	}
3757		3986
3758	cf::server_tick; # one server iteration	3987	cf::server_tick; # one server iteration
		3988
		3989	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3759		3990
3760	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3991	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3761	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	3992	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3762	Coro::async_pool {	3993	Coro::async_pool {
3763	$Coro::current->{desc} = "runtime saver";	3994	$Coro::current->{desc} = "runtime saver";
…		…
3786	}	4017	}
3787		4018
3788	{	4019	{
3789	# configure BDB	4020	# configure BDB
3790		4021
3791	BDB::min_parallel 8;	4022	BDB::min_parallel 16;
3792	BDB::max_poll_reqs $TICK * 0.1;	4023	BDB::max_poll_reqs $TICK * 0.1;
3793	$AnyEvent::BDB::WATCHER->priority (1);	4024	$AnyEvent::BDB::WATCHER->priority (1);
3794		4025
3795	unless ($DB_ENV) {	4026	unless ($DB_ENV) {
3796	$DB_ENV = BDB::db_env_create;	4027	$DB_ENV = BDB::db_env_create;
3797	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4028	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3798	| BDB::LOG_AUTOREMOVE, 1);	4029	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4030	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3799	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4031	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3800	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4032	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3801		4033
3802	cf::sync_job {	4034	cf::sync_job {
3803	eval {	4035	eval {
…		…
3829	{	4061	{
3830	# configure IO::AIO	4062	# configure IO::AIO
3831		4063
3832	IO::AIO::min_parallel 8;	4064	IO::AIO::min_parallel 8;
3833	IO::AIO::max_poll_time $TICK * 0.1;	4065	IO::AIO::max_poll_time $TICK * 0.1;
3834	$AnyEvent::AIO::WATCHER->priority (1);	4066	undef $AnyEvent::AIO::WATCHER;
3835	}	4067	}
3836		4068
3837	my $_log_backtrace;	4069	my $_log_backtrace;
3838		4070
3839	sub _log_backtrace {	4071	sub _log_backtrace {
…		…
3842	$msg =~ s/\n//;	4074	$msg =~ s/\n//;
3843		4075
3844	# limit the # of concurrent backtraces	4076	# limit the # of concurrent backtraces
3845	if ($_log_backtrace < 2) {	4077	if ($_log_backtrace < 2) {
3846	++$_log_backtrace;	4078	++$_log_backtrace;
		4079	my $perl_bt = Carp::longmess $msg;
3847	async {	4080	async {
3848	$Coro::current->{desc} = "abt $msg";	4081	$Coro::current->{desc} = "abt $msg";
3849		4082
3850	my @bt = fork_call {	4083	my @bt = fork_call {
3851	@addr = map { sprintf "%x", $_ } @addr;	4084	@addr = map { sprintf "%x", $_ } @addr;
…		…
3862	}	4095	}
3863		4096
3864	@funcs	4097	@funcs
3865	};	4098	};
3866		4099
3867	LOG llevInfo, "[ABT] $msg\n";	4100	LOG llevInfo, "[ABT] $perl_bt\n";
		4101	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3868	LOG llevInfo, "[ABT] $_\n" for @bt;	4102	LOG llevInfo, "[ABT] $_\n" for @bt;
3869	--$_log_backtrace;	4103	--$_log_backtrace;
3870	};	4104	};
3871	} else {	4105	} else {
3872	LOG llevInfo, "[ABT] $msg\n";	4106	LOG llevInfo, "[ABT] $msg\n";
3873	LOG llevInfo, "[ABT] [suppressed]\n";	4107	LOG llevInfo, "[ABT] [suppressed]\n";
3874	}	4108	}
3875	}	4109	}
3876		4110
3877	# load additional modules	4111	# load additional modules
3878	use cf::pod;	4112	require "cf/$_.pm" for @EXTRA_MODULES;
		4113	cf::_connect_to_perl_2;
3879		4114
3880	END { cf::emergency_save }	4115	END { cf::emergency_save }
3881		4116
3882	1	4117	1
3883		4118

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