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Revision 1.429 by root, Sat May 3 15:17:13 2008 UTC vs.
Revision 1.519 by root, Fri Apr 16 02:32:25 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 3.2;	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 4.50 ();	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;
		49	use Coro::AnyEvent;
43	use Coro::AIO;	50	use Coro::AIO;
44	use Coro::BDB;	51	use Coro::BDB 1.6;
45	use Coro::Storable;	52	use Coro::Storable;
46	use Coro::Util ();	53	use Coro::Util ();
47		54
48	use JSON::XS 2.01 ();	55	use JSON::XS 2.01 ();
49	use BDB ();	56	use BDB ();
50	use Data::Dumper;	57	use Data::Dumper;
51	use Digest::MD5;
52	use Fcntl;	58	use Fcntl;
53	use YAML ();	59	use YAML::XS ();
54	use IO::AIO 2.51 ();	60	use IO::AIO ();
55	use Time::HiRes;	61	use Time::HiRes;
56	use Compress::LZF;	62	use Compress::LZF;
57	use Digest::MD5 ();	63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
58		66
59	# configure various modules to our taste	67	# configure various modules to our taste
60	#	68	#
61	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
62	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";
63	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
64		77
65	$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" };
66		80
67	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
68		82
69	our %COMMAND = ();	83	our %COMMAND = ();
70	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
73	our %EXTCMD = ();	87	our %EXTCMD = ();
74	our %EXTICMD = ();	88	our %EXTICMD = ();
75	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
76	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
77		91
78	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
79	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
80		96
81	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
82	our $DATADIR = datadir;	98	our $DATADIR = datadir;
83	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
84	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
85	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
86	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
87	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
88	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
89	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
90	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
91	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
92	our %RESOURCE;	111	our %RESOURCE;
93		112
		113	our $OUTPUT_RATE_MIN = 4000;
		114	our $OUTPUT_RATE_MAX = 100000;
		115
94	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	116	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
95	our $AIO_POLL_WATCHER;
96	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	117	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
97	our $NEXT_TICK;	118	our $NEXT_TICK;
98	our $USE_FSYNC = 1; # use fsync to write maps - default off	119	our $USE_FSYNC = 1; # use fsync to write maps - default on
99		120
100	our $BDB_POLL_WATCHER;
101	our $BDB_DEADLOCK_WATCHER;	121	our $BDB_DEADLOCK_WATCHER;
102	our $BDB_CHECKPOINT_WATCHER;	122	our $BDB_CHECKPOINT_WATCHER;
103	our $BDB_TRICKLE_WATCHER;	123	our $BDB_TRICKLE_WATCHER;
104	our $DB_ENV;	124	our $DB_ENV;
105		125
		126	our @EXTRA_MODULES = qw(pod match mapscript);
		127
106	our %CFG;	128	our %CFG;
107		129
108	our $UPTIME; $UPTIME ||= time;	130	our $UPTIME; $UPTIME ||= time;
109	our $RUNTIME;	131	our $RUNTIME;
110	our $NOW;	132	our $NOW;
…		…
119	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)
120	our $LOADAVG; # same thing, but with alpha-smoothing	142	our $LOADAVG; # same thing, but with alpha-smoothing
121	our $JITTER; # average jitter	143	our $JITTER; # average jitter
122	our $TICK_START; # for load detecting purposes	144	our $TICK_START; # for load detecting purposes
123		145
		146	our @POST_INIT;
		147
		148	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		149	our $REALLY_UNLOOP; # never set to true, please :)
		150
124	binmode STDOUT;	151	binmode STDOUT;
125	binmode STDERR;	152	binmode STDERR;
126		153
127	# read virtual server time, if available	154	# read virtual server time, if available
128	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	155	unless ($RUNTIME || !-e $RUNTIMEFILE) {
129	open my $fh, "<", "$LOCALDIR/runtime"	156	open my $fh, "<", $RUNTIMEFILE
130	or die "unable to read runtime file: $!";	157	or die "unable to read $RUNTIMEFILE file: $!";
131	$RUNTIME = <$fh> + 0.;	158	$RUNTIME = <$fh> + 0.;
132	}	159	}
		160
		161	eval "sub TICK() { $TICK } 1" or die;
133		162
134	mkdir $_	163	mkdir $_
135	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	164	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
136		165
137	our $EMERGENCY_POSITION;	166	our $EMERGENCY_POSITION;
138		167
139	sub cf::map::normalise;	168	sub cf::map::normalise;
		169
		170	#############################################################################
		171
		172	%REFLECT = ();
		173	for (@REFLECT) {
		174	my $reflect = JSON::XS::decode_json $_;
		175	$REFLECT{$reflect->{class}} = $reflect;
		176	}
		177
		178	# this is decidedly evil
		179	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
140		180
141	#############################################################################	181	#############################################################################
142		182
143	=head2 GLOBAL VARIABLES	183	=head2 GLOBAL VARIABLES
144		184
…		…
191	returns directly I<after> the tick processing (and consequently, can only wake one process	231	returns directly I<after> the tick processing (and consequently, can only wake one process
192	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	232	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
193		233
194	=item @cf::INVOKE_RESULTS	234	=item @cf::INVOKE_RESULTS
195		235
196	This array contains the results of the last C<invoke ()> call. When	236	This array contains the results of the last C<invoke ()> call. When
197	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	237	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
198	that call.	238	that call.
199		239
		240	=item %cf::REFLECT
		241
		242	Contains, for each (C++) class name, a hash reference with information
		243	about object members (methods, scalars, arrays and flags) and other
		244	metadata, which is useful for introspection.
		245
200	=back	246	=back
201		247
202	=cut	248	=cut
203		249
204	BEGIN {	250	$Coro::State::WARNHOOK = sub {
205	*CORE::GLOBAL::warn = sub {
206	my $msg = join "", @_;	251	my $msg = join "", @_;
207		252
208	$msg .= "\n"	253	$msg .= "\n"
209	unless $msg =~ /\n$/;	254	unless $msg =~ /\n$/;
210		255
211	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	256	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
212		257
213	LOG llevError, $msg;	258	LOG llevError, $msg;
214	};	259	};
215	}
216		260
217	$Coro::State::DIEHOOK = sub {	261	$Coro::State::DIEHOOK = sub {
218	return unless $^S eq 0; # "eq", not "=="	262	return unless $^S eq 0; # "eq", not "=="
		263
		264	warn Carp::longmess $_[0];
219		265
220	if ($Coro::current == $Coro::main) {#d#	266	if ($Coro::current == $Coro::main) {#d#
221	warn "DIEHOOK called in main context, Coro bug?\n";#d#	267	warn "DIEHOOK called in main context, Coro bug?\n";#d#
222	return;#d#	268	return;#d#
223	}#d#	269	}#d#
224		270
225	# kill coroutine otherwise	271	# kill coroutine otherwise
226	warn Carp::longmess $_[0];
227	Coro::terminate	272	Coro::terminate
228	};	273	};
229
230	$SIG{__DIE__} = sub { }; #d#?
231		274
232	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	275	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
233	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	276	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
234	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	277	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
235	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	278	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
242	for my $pkg (qw(	285	for my $pkg (qw(
243	cf::global cf::attachable	286	cf::global cf::attachable
244	cf::object cf::object::player	287	cf::object cf::object::player
245	cf::client cf::player	288	cf::client cf::player
246	cf::arch cf::living	289	cf::arch cf::living
		290	cf::map cf::mapspace
247	cf::map cf::party cf::region	291	cf::party cf::region
248	)) {	292	)) {
249	no strict 'refs';
250	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	293	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
251	}	294	}
252		295
253	$EV::DIED = sub {	296	$EV::DIED = sub {
254	warn "error in event callback: @_";	297	Carp::cluck "error in event callback: @_";
255	};	298	};
256		299
257	#############################################################################	300	#############################################################################
258		301
259	=head2 UTILITY FUNCTIONS	302	=head2 UTILITY FUNCTIONS
…		…
296	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	339	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
297		340
298	sub encode_json($) { $json_coder->encode ($_[0]) }	341	sub encode_json($) { $json_coder->encode ($_[0]) }
299	sub decode_json($) { $json_coder->decode ($_[0]) }	342	sub decode_json($) { $json_coder->decode ($_[0]) }
300		343
		344	=item cf::post_init { BLOCK }
		345
		346	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		347	but I<before> the server starts ticking again.
		348
		349	The cdoeblock will have a single boolean argument to indicate whether this
		350	is a reload or not.
		351
		352	=cut
		353
		354	sub post_init(&) {
		355	push @POST_INIT, shift;
		356	}
		357
301	=item cf::lock_wait $string	358	=item cf::lock_wait $string
302		359
303	Wait until the given lock is available. See cf::lock_acquire.	360	Wait until the given lock is available. See cf::lock_acquire.
304		361
305	=item my $lock = cf::lock_acquire $string	362	=item my $lock = cf::lock_acquire $string
306		363
307	Wait until the given lock is available and then acquires it and returns	364	Wait until the given lock is available and then acquires it and returns
308	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	365	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
309	for example when the coroutine gets canceled), the lock is automatically	366	for example when the coroutine gets canceled), the lock is automatically
310	returned.	367	returned.
311		368
312	Locks are *not* recursive, locking from the same coro twice results in a	369	Locks are *not* recursive, locking from the same coro twice results in a
313	deadlocked coro.	370	deadlocked coro.
…		…
319		376
320	Return true if the lock is currently active, i.e. somebody has locked it.	377	Return true if the lock is currently active, i.e. somebody has locked it.
321		378
322	=cut	379	=cut
323		380
324	our %LOCK;	381	our $LOCKS = new Coro::SemaphoreSet;
325	our %LOCKER;#d#
326		382
327	sub lock_wait($) {	383	sub lock_wait($) {
328	my ($key) = @_;	384	$LOCKS->wait ($_[0]);
329
330	if ($LOCKER{$key} == $Coro::current) {#d#
331	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
332	return;#d#
333	}#d#
334
335	# wait for lock, if any
336	while ($LOCK{$key}) {
337	push @{ $LOCK{$key} }, $Coro::current;
338	Coro::schedule;
339	}
340	}	385	}
341		386
342	sub lock_acquire($) {	387	sub lock_acquire($) {
343	my ($key) = @_;	388	$LOCKS->guard ($_[0])
344
345	# wait, to be sure we are not locked
346	lock_wait $key;
347
348	$LOCK{$key} = [];
349	$LOCKER{$key} = $Coro::current;#d#
350
351	Coro::guard {
352	delete $LOCKER{$key};#d#
353	# wake up all waiters, to be on the safe side
354	$_->ready for @{ delete $LOCK{$key} };
355	}
356	}	389	}
357		390
358	sub lock_active($) {	391	sub lock_active($) {
359	my ($key) = @_;	392	$LOCKS->count ($_[0]) < 1
360
361	! ! $LOCK{$key}
362	}	393	}
363		394
364	sub freeze_mainloop {	395	sub freeze_mainloop {
365	tick_inhibit_inc;	396	tick_inhibit_inc;
366		397
367	Coro::guard \&tick_inhibit_dec;	398	&Guard::guard (\&tick_inhibit_dec);
368	}	399	}
369		400
370	=item cf::periodic $interval, $cb	401	=item cf::periodic $interval, $cb
371		402
372	Like EV::periodic, but randomly selects a starting point so that the actions	403	Like EV::periodic, but randomly selects a starting point so that the actions
373	get spread over timer.	404	get spread over time.
374		405
375	=cut	406	=cut
376		407
377	sub periodic($$) {	408	sub periodic($$) {
378	my ($interval, $cb) = @_;	409	my ($interval, $cb) = @_;
…		…
395		426
396	=cut	427	=cut
397		428
398	our @SLOT_QUEUE;	429	our @SLOT_QUEUE;
399	our $SLOT_QUEUE;	430	our $SLOT_QUEUE;
		431	our $SLOT_DECAY = 0.9;
400		432
401	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	433	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
402	$SLOT_QUEUE = Coro::async {	434	$SLOT_QUEUE = Coro::async {
403	$Coro::current->desc ("timeslot manager");	435	$Coro::current->desc ("timeslot manager");
404		436
405	my $signal = new Coro::Signal;	437	my $signal = new Coro::Signal;
		438	my $busy;
406		439
407	while () {	440	while () {
408	next_job:	441	next_job:
		442
409	my $avail = cf::till_tick;	443	my $avail = cf::till_tick;
410	if ($avail > 0.01) {	444
411	for (0 .. $#SLOT_QUEUE) {	445	for (0 .. $#SLOT_QUEUE) {
412	if ($SLOT_QUEUE[$_][0] < $avail) {	446	if ($SLOT_QUEUE[$_][0] <= $avail) {
		447	$busy = 0;
413	my $job = splice @SLOT_QUEUE, $_, 1, ();	448	my $job = splice @SLOT_QUEUE, $_, 1, ();
414	$job->[2]->send;	449	$job->[2]->send;
415	Coro::cede;	450	Coro::cede;
416	goto next_job;	451	goto next_job;
417	}	452	} else {
		453	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
418	}	454	}
419	}	455	}
420		456
421	if (@SLOT_QUEUE) {	457	if (@SLOT_QUEUE) {
422	# we do not use wait_for_tick() as it returns immediately when tick is inactive	458	# we do not use wait_for_tick() as it returns immediately when tick is inactive
423	push @cf::WAIT_FOR_TICK, $signal;	459	push @cf::WAIT_FOR_TICK, $signal;
424	$signal->wait;	460	$signal->wait;
425	} else {	461	} else {
		462	$busy = 0;
426	Coro::schedule;	463	Coro::schedule;
427	}	464	}
428	}	465	}
429	};	466	};
430		467
431	sub get_slot($;$$) {	468	sub get_slot($;$$) {
432	return if tick_inhibit || $Coro::current == $Coro::main;	469	return if tick_inhibit || $Coro::current == $Coro::main;
433		470
434	my ($time, $pri, $name) = @_;	471	my ($time, $pri, $name) = @_;
435		472
436	$time = $TICK * .6 if $time > $TICK * .6;	473	$time = clamp $time, 0.01, $TICK * .6;
		474
437	my $sig = new Coro::Signal;	475	my $sig = new Coro::Signal;
438		476
439	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	477	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
440	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	478	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
441	$SLOT_QUEUE->ready;	479	$SLOT_QUEUE->ready;
…		…
468		506
469	sub sync_job(&) {	507	sub sync_job(&) {
470	my ($job) = @_;	508	my ($job) = @_;
471		509
472	if ($Coro::current == $Coro::main) {	510	if ($Coro::current == $Coro::main) {
473	my $time = EV::time;	511	my $time = AE::time;
474		512
475	# this is the main coro, too bad, we have to block	513	# this is the main coro, too bad, we have to block
476	# till the operation succeeds, freezing the server :/	514	# till the operation succeeds, freezing the server :/
477		515
478	LOG llevError, Carp::longmess "sync job";#d#	516	LOG llevError, Carp::longmess "sync job";#d#
…		…
495	} else {	533	} else {
496	EV::loop EV::LOOP_ONESHOT;	534	EV::loop EV::LOOP_ONESHOT;
497	}	535	}
498	}	536	}
499		537
500	my $time = EV::time - $time;	538	my $time = AE::time - $time;
501		539
502	$TICK_START += $time; # do not account sync jobs to server load	540	$TICK_START += $time; # do not account sync jobs to server load
503		541
504	wantarray ? @res : $res[0]	542	wantarray ? @res : $res[0]
505	} else {	543	} else {
…		…
549	reset_signals;	587	reset_signals;
550	&$cb	588	&$cb
551	}, @args;	589	}, @args;
552		590
553	wantarray ? @res : $res[-1]	591	wantarray ? @res : $res[-1]
		592	}
		593
		594	sub objinfo {
		595	(
		596	"counter value" => cf::object::object_count,
		597	"objects created" => cf::object::create_count,
		598	"objects destroyed" => cf::object::destroy_count,
		599	"freelist size" => cf::object::free_count,
		600	"allocated objects" => cf::object::objects_size,
		601	"active objects" => cf::object::actives_size,
		602	)
554	}	603	}
555		604
556	=item $coin = coin_from_name $name	605	=item $coin = coin_from_name $name
557		606
558	=cut	607	=cut
…		…
724		773
725	#############################################################################	774	#############################################################################
726		775
727	=head2 ATTACHABLE OBJECTS	776	=head2 ATTACHABLE OBJECTS
728		777
729	Many objects in crossfire are so-called attachable objects. That means you can	778	Many objects in deliantra are so-called attachable objects. That means you can
730	attach callbacks/event handlers (a collection of which is called an "attachment")	779	attach callbacks/event handlers (a collection of which is called an "attachment")
731	to it. All such attachable objects support the following methods.	780	to it. All such attachable objects support the following methods.
732		781
733	In the following description, CLASS can be any of C<global>, C<object>	782	In the following description, CLASS can be any of C<global>, C<object>
734	C<player>, C<client> or C<map> (i.e. the attachable objects in	783	C<player>, C<client> or C<map> (i.e. the attachable objects in
…		…
784	=item cf::CLASS::attachment $name, ...	833	=item cf::CLASS::attachment $name, ...
785		834
786	Register an attachment by C<$name> through which attachable objects of the	835	Register an attachment by C<$name> through which attachable objects of the
787	given CLASS can refer to this attachment.	836	given CLASS can refer to this attachment.
788		837
789	Some classes such as crossfire maps and objects can specify attachments	838	Some classes such as deliantra maps and objects can specify attachments
790	that are attached at load/instantiate time, thus the need for a name.	839	that are attached at load/instantiate time, thus the need for a name.
791		840
792	These calls expect any number of the following handler/hook descriptions:	841	These calls expect any number of the following handler/hook descriptions:
793		842
794	=over 4	843	=over 4
…		…
1085		1134
1086	sub reattach {	1135	sub reattach {
1087	# basically do the same as instantiate, without calling instantiate	1136	# basically do the same as instantiate, without calling instantiate
1088	my ($obj) = @_;	1137	my ($obj) = @_;
1089		1138
		1139	# no longer needed after getting rid of delete_package?
1090	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1140	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1091		1141
1092	my $registry = $obj->registry;	1142	my $registry = $obj->registry;
1093		1143
1094	@$registry = ();	1144	@$registry = ();
1095		1145
…		…
1143	$decname, length $$rdata, scalar @$objs;	1193	$decname, length $$rdata, scalar @$objs;
1144		1194
1145	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1195	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1146	aio_chmod $fh, SAVE_MODE;	1196	aio_chmod $fh, SAVE_MODE;
1147	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1197	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1148	aio_fsync $fh if $cf::USE_FSYNC;	1198	if ($cf::USE_FSYNC) {
		1199	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;
		1200	aio_fsync $fh;
		1201	}
1149	aio_close $fh;	1202	aio_close $fh;
1150		1203
1151	if (@$objs) {	1204	if (@$objs) {
1152	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1205	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1153	aio_chmod $fh, SAVE_MODE;	1206	aio_chmod $fh, SAVE_MODE;
1154	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1207	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1155	aio_write $fh, 0, (length $data), $data, 0;	1208	aio_write $fh, 0, (length $data), $data, 0;
1156	aio_fsync $fh if $cf::USE_FSYNC;	1209	if ($cf::USE_FSYNC) {
		1210	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;
		1211	aio_fsync $fh;
		1212	}
1157	aio_close $fh;	1213	aio_close $fh;
1158	aio_rename "$filename.pst~", "$filename.pst";	1214	aio_rename "$filename.pst~", "$filename.pst";
1159	}	1215	}
1160	} else {	1216	} else {
1161	aio_unlink "$filename.pst";	1217	aio_unlink "$filename.pst";
1162	}	1218	}
1163		1219
1164	aio_rename "$filename~", $filename;	1220	aio_rename "$filename~", $filename;
		1221
		1222	$filename =~ s%/[^/]+$%%;
		1223	aio_pathsync $filename if $cf::USE_FSYNC;
1165	} else {	1224	} else {
1166	warn "FATAL: $filename~: $!\n";	1225	warn "unable to save objects: $filename~: $!\n";
1167	}	1226	}
1168	} else {	1227	} else {
1169	aio_unlink $filename;	1228	aio_unlink $filename;
1170	aio_unlink "$filename.pst";	1229	aio_unlink "$filename.pst";
1171	}	1230	}
…		…
1262	my ($name, $cb) = @_;	1321	my ($name, $cb) = @_;
1263		1322
1264	$EXTICMD{$name} = $cb;	1323	$EXTICMD{$name} = $cb;
1265	}	1324	}
1266		1325
		1326	use File::Glob ();
		1327
1267	cf::player->attach (	1328	cf::player->attach (
1268	on_command => sub {	1329	on_unknown_command => sub {
1269	my ($pl, $name, $params) = @_;	1330	my ($pl, $name, $params) = @_;
1270		1331
1271	my $cb = $COMMAND{$name}	1332	my $cb = $COMMAND{$name}
1272	or return;	1333	or return;
1273		1334
…		…
1303		1364
1304	cf::override;	1365	cf::override;
1305	},	1366	},
1306	);	1367	);
1307		1368
		1369	# "readahead" all extensions
		1370	sub cache_extensions {
		1371	my $grp = IO::AIO::aio_group;
		1372
		1373	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1374	for (grep /\.ext$/, @{$_[0]}) {
		1375	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1376	}
		1377	};
		1378
		1379	$grp
		1380	}
		1381
1308	sub load_extensions {	1382	sub load_extensions {
1309	cf::sync_job {	1383	cf::sync_job {
1310	my %todo;	1384	my %todo;
1311		1385
1312	for my $path (<$LIBDIR/*.ext>) {	1386	for my $path (<$LIBDIR/*.ext>) {
…		…
1331		1405
1332	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1406	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1333	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1407	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1334		1408
1335	$ext{source} =	1409	$ext{source} =
1336	"package $pkg; use strict; use utf8;\n"	1410	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1337	. "#line 1 \"$path\"\n{\n"	1411	. "#line 1 \"$path\"\n{\n"
1338	. $source	1412	. $source
1339	. "\n};\n1";	1413	. "\n};\n1";
1340		1414
1341	$todo{$base} = \%ext;	1415	$todo{$base} = \%ext;
1342	}	1416	}
1343		1417
		1418	my $pass = 0;
1344	my %done;	1419	my %done;
1345	while (%todo) {	1420	while (%todo) {
1346	my $progress;	1421	my $progress;
1347		1422
		1423	++$pass;
		1424
		1425	ext:
1348	while (my ($k, $v) = each %todo) {	1426	while (my ($k, $v) = each %todo) {
1349	for (split /,\s*/, $v->{meta}{depends}) {	1427	for (split /,\s*/, $v->{meta}{depends}) {
1350	goto skip	1428	next ext
1351	unless exists $done{$_};	1429	unless exists $done{$_};
1352	}	1430	}
1353		1431
1354	warn "... loading '$k' into '$v->{pkg}'\n";	1432	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1355		1433
1356	unless (eval $v->{source}) {	1434	my $active = eval $v->{source};
		1435
		1436	if (length $@) {
1357	my $msg = $@ ? "$v->{path}: $@\n"	1437	warn "$v->{path}: $@\n";
1358	: "$v->{base}: extension inactive.\n";
1359		1438
1360	if (exists $v->{meta}{mandatory}) {
1361	warn $msg;
1362	cf::cleanup "mandatory extension failed to load, exiting.";	1439	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1363	}	1440	if exists $v->{meta}{mandatory};
1364		1441	} else {
1365	warn $msg;	1442	$done{$k} = delete $todo{$k};
		1443	push @EXTS, $v->{pkg};
		1444	$progress = 1;
		1445
		1446	warn "$v->{base}: extension inactive.\n"
		1447	unless $active;
1366	}	1448	}
1367
1368	$done{$k} = delete $todo{$k};
1369	push @EXTS, $v->{pkg};
1370	$progress = 1;
1371	}	1449	}
1372		1450
1373	skip:	1451	unless ($progress) {
1374	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1452	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1375	unless $progress;	1453
		1454	while (my ($k, $v) = each %todo) {
		1455	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1456	if exists $v->{meta}{mandatory};
		1457	}
		1458	}
1376	}	1459	}
1377	};	1460	};
1378	}	1461	}
1379		1462
1380	#############################################################################	1463	#############################################################################
1381		1464
1382	=back	1465	=back
1383		1466
1384	=head2 CORE EXTENSIONS	1467	=head2 CORE EXTENSIONS
1385		1468
1386	Functions and methods that extend core crossfire objects.	1469	Functions and methods that extend core deliantra objects.
1387		1470
1388	=cut	1471	=cut
1389		1472
1390	package cf::player;	1473	package cf::player;
1391		1474
…		…
1434		1517
1435	sub exists($) {	1518	sub exists($) {
1436	my ($login) = @_;	1519	my ($login) = @_;
1437		1520
1438	$cf::PLAYER{$login}	1521	$cf::PLAYER{$login}
1439	or cf::sync_job { !aio_stat path $login }	1522	or !aio_stat path $login
1440	}	1523	}
1441		1524
1442	sub find($) {	1525	sub find($) {
1443	return $cf::PLAYER{$_[0]} || do {	1526	return $cf::PLAYER{$_[0]} || do {
1444	my $login = $_[0];	1527	my $login = $_[0];
…		…
1464	$cf::PLAYER{$login} = $pl	1547	$cf::PLAYER{$login} = $pl
1465	}	1548	}
1466	}	1549	}
1467	}	1550	}
1468		1551
		1552	cf::player->attach (
		1553	on_load => sub {
		1554	my ($pl, $path) = @_;
		1555
		1556	# restore slots saved in save, below
		1557	my $slots = delete $pl->{_slots};
		1558
		1559	$pl->ob->current_weapon ($slots->[0]);
		1560	$pl->combat_ob ($slots->[1]);
		1561	$pl->ranged_ob ($slots->[2]);
		1562	},
		1563	);
		1564
1469	sub save($) {	1565	sub save($) {
1470	my ($pl) = @_;	1566	my ($pl) = @_;
1471		1567
1472	return if $pl->{deny_save};	1568	return if $pl->{deny_save};
1473		1569
…		…
1478		1574
1479	aio_mkdir playerdir $pl, 0770;	1575	aio_mkdir playerdir $pl, 0770;
1480	$pl->{last_save} = $cf::RUNTIME;	1576	$pl->{last_save} = $cf::RUNTIME;
1481		1577
1482	cf::get_slot 0.01;	1578	cf::get_slot 0.01;
		1579
		1580	# save slots, to be restored later
		1581	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1483		1582
1484	$pl->save_pl ($path);	1583	$pl->save_pl ($path);
1485	cf::cede_to_tick;	1584	cf::cede_to_tick;
1486	}	1585	}
1487		1586
…		…
1519	my ($pl) = @_;	1618	my ($pl) = @_;
1520		1619
1521	my $name = $pl->ob->name;	1620	my $name = $pl->ob->name;
1522		1621
1523	$pl->{deny_save} = 1;	1622	$pl->{deny_save} = 1;
1524	$pl->password ("*"); # this should lock out the player until we nuked the dir	1623	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1525		1624
1526	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1625	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1527	$pl->deactivate;	1626	$pl->deactivate;
		1627	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1628	$pl->ob->check_score;
1528	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1629	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1529	$pl->ns->destroy if $pl->ns;	1630	$pl->ns->destroy if $pl->ns;
1530		1631
1531	my $path = playerdir $pl;	1632	my $path = playerdir $pl;
1532	my $temp = "$path~$cf::RUNTIME~deleting~";	1633	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1613	}	1714	}
1614		1715
1615	\@paths	1716	\@paths
1616	}	1717	}
1617		1718
1618	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1719	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1619		1720
1620	Expand crossfire pod fragments into protocol xml.	1721	Expand deliantra pod fragments into protocol xml.
1621
1622	=cut
1623
1624	use re 'eval';
1625
1626	my $group;
1627	my $interior; $interior = qr{
1628	# match a pod interior sequence sans C<< >>
1629	(?:
1630	\ (.*?)\ (?{ $group = $^N })
1631	| < (??{$interior}) >
1632	)
1633	}x;
1634
1635	sub expand_cfpod {
1636	my ($self, $pod) = @_;
1637
1638	my $xml;
1639
1640	while () {
1641	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1642	$group = $1;
1643
1644	$group =~ s/&/&amp;/g;
1645	$group =~ s/</&lt;/g;
1646
1647	$xml .= $group;
1648	} elsif ($pod =~ m%\G
1649	([BCGHITU])
1650	<
1651	(?:
1652	([^<>]*) (?{ $group = $^N })
1653	| < $interior >
1654	)
1655	>
1656	%gcsx
1657	) {
1658	my ($code, $data) = ($1, $group);
1659
1660	if ($code eq "B") {
1661	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1662	} elsif ($code eq "I") {
1663	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1664	} elsif ($code eq "U") {
1665	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1666	} elsif ($code eq "C") {
1667	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1668	} elsif ($code eq "T") {
1669	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1670	} elsif ($code eq "G") {
1671	my ($male, $female) = split /\|/, $data;
1672	$data = $self->gender ? $female : $male;
1673	$xml .= expand_cfpod ($self, $data);
1674	} elsif ($code eq "H") {
1675	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1676	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1677	"")
1678	[$self->{hintmode}];
1679	} else {
1680	$xml .= "error processing '$code($data)' directive";
1681	}
1682	} else {
1683	if ($pod =~ /\G(.+)/) {
1684	warn "parse error while expanding $pod (at $1)";
1685	}
1686	last;
1687	}
1688	}
1689
1690	for ($xml) {
1691	# create single paragraphs (very hackish)
1692	s/(?<=\S)\n(?=\w)/ /g;
1693
1694	# compress some whitespace
1695	s/\s+\n/\n/g; # ws line-ends
1696	s/\n\n+/\n/g; # double lines
1697	s/^\n+//; # beginning lines
1698	s/\n+$//; # ending lines
1699	}
1700
1701	$xml
1702	}
1703
1704	no re 'eval';
1705
1706	sub hintmode {
1707	$_[0]{hintmode} = $_[1] if @_ > 1;
1708	$_[0]{hintmode}
1709	}
1710		1722
1711	=item $player->ext_reply ($msgid, @msg)	1723	=item $player->ext_reply ($msgid, @msg)
1712		1724
1713	Sends an ext reply to the player.	1725	Sends an ext reply to the player.
1714		1726
…		…
1787	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	1799	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1788		1800
1789	# mit "rum" bekleckern, nicht	1801	# mit "rum" bekleckern, nicht
1790	$self->_create_random_map (	1802	$self->_create_random_map (
1791	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1803	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1792	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1804	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1793	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1805	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1794	$rmp->{exit_on_final_map},	1806	$rmp->{exit_on_final_map},
1795	$rmp->{xsize}, $rmp->{ysize},	1807	$rmp->{xsize}, $rmp->{ysize},
1796	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1808	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1797	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1809	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1927		1939
1928	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	1940	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1929	"$UNIQUEDIR/$path"	1941	"$UNIQUEDIR/$path"
1930	}	1942	}
1931		1943
1932	# and all this just because we cannot iterate over
1933	# all maps in C++...
1934	sub change_all_map_light {
1935	my ($change) = @_;
1936
1937	$_->change_map_light ($change)
1938	for grep $_->outdoor, values %cf::MAP;
1939	}
1940
1941	sub decay_objects {	1944	sub decay_objects {
1942	my ($self) = @_;	1945	my ($self) = @_;
1943		1946
1944	return if $self->{deny_reset};	1947	return if $self->{deny_reset};
1945		1948
…		…
2027	sub find {	2030	sub find {
2028	my ($path, $origin) = @_;	2031	my ($path, $origin) = @_;
2029		2032
2030	$path = normalise $path, $origin && $origin->path;	2033	$path = normalise $path, $origin && $origin->path;
2031		2034
2032	cf::lock_wait "map_data:$path";#d#remove	2035	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
2033	cf::lock_wait "map_find:$path";	2036	my $guard2 = cf::lock_acquire "map_find:$path";
2034		2037
2035	$cf::MAP{$path} || do {	2038	$cf::MAP{$path} || do {
2036	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
2037	my $guard2 = cf::lock_acquire "map_find:$path";
2038
2039	my $map = new_from_path cf::map $path	2039	my $map = new_from_path cf::map $path
2040	or return;	2040	or return;
2041		2041
2042	$map->{last_save} = $cf::RUNTIME;	2042	$map->{last_save} = $cf::RUNTIME;
2043		2043
…		…
2055		2055
2056	$cf::MAP{$path} = $map	2056	$cf::MAP{$path} = $map
2057	}	2057	}
2058	}	2058	}
2059		2059
2060	sub pre_load { }	2060	sub pre_load { }
2061	sub post_load { }	2061	#sub post_load { } # XS
2062		2062
2063	sub load {	2063	sub load {
2064	my ($self) = @_;	2064	my ($self) = @_;
2065		2065
2066	local $self->{deny_reset} = 1; # loading can take a long time	2066	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2083	my $f = new_from_file cf::object::thawer $self->{load_path};	2083	my $f = new_from_file cf::object::thawer $self->{load_path};
2084	$f->skip_block;	2084	$f->skip_block;
2085	$self->_load_objects ($f)	2085	$self->_load_objects ($f)
2086	or return;	2086	or return;
2087		2087
2088	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2088	$self->post_load_original
2089	if delete $self->{load_original};	2089	if delete $self->{load_original};
2090		2090
2091	if (my $uniq = $self->uniq_path) {	2091	if (my $uniq = $self->uniq_path) {
2092	utf8::encode $uniq;	2092	utf8::encode $uniq;
2093	unless (aio_stat $uniq) {	2093	unless (aio_stat $uniq) {
…		…
2111	unless ($self->{deny_activate}) {	2111	unless ($self->{deny_activate}) {
2112	$self->decay_objects;	2112	$self->decay_objects;
2113	$self->fix_auto_apply;	2113	$self->fix_auto_apply;
2114	$self->update_buttons;	2114	$self->update_buttons;
2115	cf::cede_to_tick;	2115	cf::cede_to_tick;
2116	$self->set_darkness_map;
2117	cf::cede_to_tick;
2118	$self->activate;	2116	$self->activate;
2119	}	2117	}
2120		2118
2121	$self->{last_save} = $cf::RUNTIME;	2119	$self->{last_save} = $cf::RUNTIME;
2122	$self->last_access ($cf::RUNTIME);	2120	$self->last_access ($cf::RUNTIME);
…		…
2125	}	2123	}
2126		2124
2127	$self->post_load;	2125	$self->post_load;
2128	}	2126	}
2129		2127
		2128	# customize the map for a given player, i.e.
		2129	# return the _real_ map. used by e.g. per-player
		2130	# maps to change the path to ~playername/mappath
2130	sub customise_for {	2131	sub customise_for {
2131	my ($self, $ob) = @_;	2132	my ($self, $ob) = @_;
2132		2133
2133	return find "~" . $ob->name . "/" . $self->{path}	2134	return find "~" . $ob->name . "/" . $self->{path}
2134	if $self->per_player;	2135	if $self->per_player;
…		…
2211	$MAP_PREFETCHER->prio (6);	2212	$MAP_PREFETCHER->prio (6);
2212		2213
2213	()	2214	()
2214	}	2215	}
2215		2216
		2217	# common code, used by both ->save and ->swapout
2216	sub save {	2218	sub _save {
2217	my ($self) = @_;	2219	my ($self) = @_;
2218
2219	my $lock = cf::lock_acquire "map_data:$self->{path}";
2220		2220
2221	$self->{last_save} = $cf::RUNTIME;	2221	$self->{last_save} = $cf::RUNTIME;
2222		2222
2223	return unless $self->dirty;	2223	return unless $self->dirty;
2224		2224
…		…
2244	} else {	2244	} else {
2245	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2245	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2246	}	2246	}
2247	}	2247	}
2248		2248
		2249	sub save {
		2250	my ($self) = @_;
		2251
		2252	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2253
		2254	$self->_save;
		2255	}
		2256
2249	sub swap_out {	2257	sub swap_out {
2250	my ($self) = @_;	2258	my ($self) = @_;
2251		2259
2252	# save first because save cedes
2253	$self->save;
2254
2255	my $lock = cf::lock_acquire "map_data:$self->{path}";	2260	my $lock = cf::lock_acquire "map_data:$self->{path}";
2256		2261
2257	return if $self->players;
2258	return if $self->in_memory != cf::MAP_ACTIVE;	2262	return if $self->in_memory != cf::MAP_ACTIVE;
2259	return if $self->{deny_save};	2263	return if $self->{deny_save};
		2264	return if $self->players;
2260		2265
2261	$self->in_memory (cf::MAP_SWAPPED);	2266	# first deactivate the map and "unlink" it from the core
2262
2263	$self->deactivate;	2267	$self->deactivate;
2264	$_->clear_links_to ($self) for values %cf::MAP;	2268	$_->clear_links_to ($self) for values %cf::MAP;
		2269	$self->in_memory (cf::MAP_SWAPPED);
		2270
		2271	# then atomically save
		2272	$self->_save;
		2273
		2274	# then free the map
2265	$self->clear;	2275	$self->clear;
2266	}	2276	}
2267		2277
2268	sub reset_at {	2278	sub reset_at {
2269	my ($self) = @_;	2279	my ($self) = @_;
…		…
2288		2298
2289	my $lock = cf::lock_acquire "map_data:$self->{path}";	2299	my $lock = cf::lock_acquire "map_data:$self->{path}";
2290		2300
2291	return if $self->players;	2301	return if $self->players;
2292		2302
2293	warn "resetting map ", $self->path;	2303	warn "resetting map ", $self->path, "\n";
2294		2304
2295	$self->in_memory (cf::MAP_SWAPPED);	2305	$self->in_memory (cf::MAP_SWAPPED);
2296		2306
2297	# need to save uniques path	2307	# need to save uniques path
2298	unless ($self->{deny_save}) {	2308	unless ($self->{deny_save}) {
…		…
2389	: normalise $_	2399	: normalise $_
2390	} @{ aio_readdir $UNIQUEDIR or [] }	2400	} @{ aio_readdir $UNIQUEDIR or [] }
2391	]	2401	]
2392	}	2402	}
2393		2403
		2404	=item cf::map::static_maps
		2405
		2406	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2407	file in the shared directory excluding F</styles> and F</editor>). May
		2408	block.
		2409
		2410	=cut
		2411
		2412	sub static_maps() {
		2413	my @dirs = "";
		2414	my @maps;
		2415
		2416	while (@dirs) {
		2417	my $dir = shift @dirs;
		2418
		2419	next if $dir eq "/styles" || $dir eq "/editor";
		2420
		2421	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2422	or return;
		2423
		2424	for (@$files) {
		2425	s/\.map$// or next;
		2426	utf8::decode $_;
		2427	push @maps, "$dir/$_";
		2428	}
		2429
		2430	push @dirs, map "$dir/$_", @$dirs;
		2431	}
		2432
		2433	\@maps
		2434	}
		2435
2394	=back	2436	=back
2395		2437
2396	=head3 cf::object	2438	=head3 cf::object
2397		2439
2398	=cut	2440	=cut
…		…
2463		2505
2464	our $SAY_CHANNEL = {	2506	our $SAY_CHANNEL = {
2465	id => "say",	2507	id => "say",
2466	title => "Map",	2508	title => "Map",
2467	reply => "say ",	2509	reply => "say ",
2468	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",	2510	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2469	};	2511	};
2470		2512
2471	our $CHAT_CHANNEL = {	2513	our $CHAT_CHANNEL = {
2472	id => "chat",	2514	id => "chat",
2473	title => "Chat",	2515	title => "Chat",
…		…
2528		2570
2529	=item $player_object->enter_link	2571	=item $player_object->enter_link
2530		2572
2531	Freezes the player and moves him/her to a special map (C<{link}>).	2573	Freezes the player and moves him/her to a special map (C<{link}>).
2532		2574
2533	The player should be reasonably safe there for short amounts of time. You	2575	The player should be reasonably safe there for short amounts of time (e.g.
2534	I<MUST> call C<leave_link> as soon as possible, though.	2576	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2577	though, as the palyer cannot control the character while it is on the link
		2578	map.
2535		2579
2536	Will never block.	2580	Will never block.
2537		2581
2538	=item $player_object->leave_link ($map, $x, $y)	2582	=item $player_object->leave_link ($map, $x, $y)
2539		2583
…		…
2564	return if UNIVERSAL::isa $self->map, "ext::map_link";	2608	return if UNIVERSAL::isa $self->map, "ext::map_link";
2565		2609
2566	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2610	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2567	if $self->map && $self->map->{path} ne "{link}";	2611	if $self->map && $self->map->{path} ne "{link}";
2568		2612
2569	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2613	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2570	}	2614	}
2571		2615
2572	sub cf::object::player::leave_link {	2616	sub cf::object::player::leave_link {
2573	my ($self, $map, $x, $y) = @_;	2617	my ($self, $map, $x, $y) = @_;
2574		2618
…		…
2591	($x, $y) = (-1, -1)	2635	($x, $y) = (-1, -1)
2592	unless (defined $x) && (defined $y);	2636	unless (defined $x) && (defined $y);
2593		2637
2594	# use -1 or undef as default coordinates, not 0, 0	2638	# use -1 or undef as default coordinates, not 0, 0
2595	($x, $y) = ($map->enter_x, $map->enter_y)	2639	($x, $y) = ($map->enter_x, $map->enter_y)
2596	if $x <=0 && $y <= 0;	2640	if $x <= 0 && $y <= 0;
2597		2641
2598	$map->load;	2642	$map->load;
2599	$map->load_neighbours;	2643	$map->load_neighbours;
2600		2644
2601	return unless $self->contr->active;	2645	return unless $self->contr->active;
2602	$self->activate_recursive;
2603		2646
2604	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2647	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2605	$self->enter_map ($map, $x, $y);	2648	$self->enter_map ($map, $x, $y);
		2649
		2650	# only activate afterwards, to support waiting in hooks
		2651	$self->activate_recursive;
2606	}	2652	}
2607		2653
2608	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2654	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2609		2655
2610	Moves the player to the given map-path and coordinates by first freezing	2656	Moves the player to the given map-path and coordinates by first freezing
2611	her, loading and preparing them map, calling the provided $check callback	2657	her, loading and preparing them map, calling the provided $check callback
2612	that has to return the map if sucecssful, and then unfreezes the player on	2658	that has to return the map if sucecssful, and then unfreezes the player on
2613	the new (success) or old (failed) map position. In either case, $done will	2659	the new (success) or old (failed) map position. In either case, $done will
2614	be called at the end of this process.	2660	be called at the end of this process.
		2661
		2662	Note that $check will be called with a potentially non-loaded map, so if
		2663	it needs a loaded map it has to call C<< ->load >>.
2615		2664
2616	=cut	2665	=cut
2617		2666
2618	our $GOTOGEN;	2667	our $GOTOGEN;
2619		2668
…		…
2698	}	2747	}
2699		2748
2700	sub prepare_random_map {	2749	sub prepare_random_map {
2701	my ($exit) = @_;	2750	my ($exit) = @_;
2702		2751
2703	my $guard = cf::lock_acquire "exit_prepare:$exit";
2704
2705	# all this does is basically replace the /! path by	2752	# all this does is basically replace the /! path by
2706	# a new random map path (?random/...) with a seed	2753	# a new random map path (?random/...) with a seed
2707	# that depends on the exit object	2754	# that depends on the exit object
2708		2755
2709	my $rmp = parse_random_map_params $exit->msg;	2756	my $rmp = parse_random_map_params $exit->msg;
…		…
2711	if ($exit->map) {	2758	if ($exit->map) {
2712	$rmp->{region} = $exit->region->name;	2759	$rmp->{region} = $exit->region->name;
2713	$rmp->{origin_map} = $exit->map->path;	2760	$rmp->{origin_map} = $exit->map->path;
2714	$rmp->{origin_x} = $exit->x;	2761	$rmp->{origin_x} = $exit->x;
2715	$rmp->{origin_y} = $exit->y;	2762	$rmp->{origin_y} = $exit->y;
		2763
		2764	$exit->map->touch;
2716	}	2765	}
2717		2766
2718	$rmp->{random_seed} ||= $exit->random_seed;	2767	$rmp->{random_seed} ||= $exit->random_seed;
2719		2768
2720	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);	2769	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
…		…
2724	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2773	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2725	aio_write $fh, 0, (length $data), $data, 0;	2774	aio_write $fh, 0, (length $data), $data, 0;
2726	undef $fh;	2775	undef $fh;
2727	aio_rename "$meta~", $meta;	2776	aio_rename "$meta~", $meta;
2728		2777
		2778	my $slaying = "?random/$md5";
		2779
		2780	if ($exit->valid) {
2729	$exit->slaying ("?random/$md5");	2781	$exit->slaying ("?random/$md5");
2730	$exit->msg (undef);	2782	$exit->msg (undef);
		2783	}
2731	}	2784	}
2732	}	2785	}
2733		2786
2734	sub cf::object::player::enter_exit {	2787	sub cf::object::player::enter_exit {
2735	my ($self, $exit) = @_;	2788	my ($self, $exit) = @_;
2736		2789
2737	return unless $self->type == cf::PLAYER;	2790	return unless $self->type == cf::PLAYER;
2738		2791
2739	if ($exit->slaying eq "/!") {
2740	#TODO: this should de-fi-ni-te-ly not be a sync-job
2741	# the problem is that $exit might not survive long enough
2742	# so it needs to be done right now, right here
2743	cf::sync_job { prepare_random_map $exit };
2744	}
2745
2746	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2747	my $hp = $exit->stats->hp;
2748	my $sp = $exit->stats->sp;
2749
2750	$self->enter_link;	2792	$self->enter_link;
2751		2793
2752	# if exit is damned, update players death & WoR home-position
2753	$self->contr->savebed ($slaying, $hp, $sp)
2754	if $exit->flag (FLAG_DAMNED);
2755
2756	(async {	2794	(async {
2757	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2795	$Coro::current->{desc} = "enter_exit";
2758		2796
2759	$self->deactivate_recursive; # just to be sure
2760	unless (eval {	2797	unless (eval {
		2798	$self->deactivate_recursive; # just to be sure
		2799
		2800	# random map handling
		2801	{
		2802	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2803
		2804	prepare_random_map $exit
		2805	if $exit->slaying eq "/!";
		2806	}
		2807
		2808	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2809	my $x = $exit->stats->hp;
		2810	my $y = $exit->stats->sp;
		2811
2761	$self->goto ($slaying, $hp, $sp);	2812	$self->goto ($map, $x, $y);
2762		2813
		2814	# if exit is damned, update players death & WoR home-position
		2815	$self->contr->savebed ($map, $x, $y)
		2816	if $exit->flag (cf::FLAG_DAMNED);
		2817
2763	1;	2818	1
2764	}) {	2819	}) {
2765	$self->message ("Something went wrong deep within the crossfire server. "	2820	$self->message ("Something went wrong deep within the deliantra server. "
2766	. "I'll try to bring you back to the map you were before. "	2821	. "I'll try to bring you back to the map you were before. "
2767	. "Please report this to the dungeon master!",	2822	. "Please report this to the dungeon master!",
2768	cf::NDI_UNIQUE | cf::NDI_RED);	2823	cf::NDI_UNIQUE | cf::NDI_RED);
2769		2824
2770	warn "ERROR in enter_exit: $@";	2825	warn "ERROR in enter_exit: $@";
…		…
2787	sub cf::client::send_drawinfo {	2842	sub cf::client::send_drawinfo {
2788	my ($self, $text, $flags) = @_;	2843	my ($self, $text, $flags) = @_;
2789		2844
2790	utf8::encode $text;	2845	utf8::encode $text;
2791	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2846	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2847	}
		2848
		2849	=item $client->send_big_packet ($pkt)
		2850
		2851	Like C<send_packet>, but tries to compress large packets, and fragments
		2852	them as required.
		2853
		2854	=cut
		2855
		2856	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2857
		2858	sub cf::client::send_big_packet {
		2859	my ($self, $pkt) = @_;
		2860
		2861	# try lzf for large packets
		2862	$pkt = "lzf " . Compress::LZF::compress $pkt
		2863	if 1024 <= length $pkt and $self->{can_lzf};
		2864
		2865	# split very large packets
		2866	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2867	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2868	$pkt = "frag";
		2869	}
		2870
		2871	$self->send_packet ($pkt);
2792	}	2872	}
2793		2873
2794	=item $client->send_msg ($channel, $msg, $color, [extra...])	2874	=item $client->send_msg ($channel, $msg, $color, [extra...])
2795		2875
2796	Send a drawinfo or msg packet to the client, formatting the msg for the	2876	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2800		2880
2801	=cut	2881	=cut
2802		2882
2803	# non-persistent channels (usually the info channel)	2883	# non-persistent channels (usually the info channel)
2804	our %CHANNEL = (	2884	our %CHANNEL = (
		2885	"c/motd" => {
		2886	id => "infobox",
		2887	title => "MOTD",
		2888	reply => undef,
		2889	tooltip => "The message of the day",
		2890	},
2805	"c/identify" => {	2891	"c/identify" => {
2806	id => "infobox",	2892	id => "infobox",
2807	title => "Identify",	2893	title => "Identify",
2808	reply => undef,	2894	reply => undef,
2809	tooltip => "Items recently identified",	2895	tooltip => "Items recently identified",
…		…
2811	"c/examine" => {	2897	"c/examine" => {
2812	id => "infobox",	2898	id => "infobox",
2813	title => "Examine",	2899	title => "Examine",
2814	reply => undef,	2900	reply => undef,
2815	tooltip => "Signs and other items you examined",	2901	tooltip => "Signs and other items you examined",
		2902	},
		2903	"c/shopinfo" => {
		2904	id => "infobox",
		2905	title => "Shop Info",
		2906	reply => undef,
		2907	tooltip => "What your bargaining skill tells you about the shop",
2816	},	2908	},
2817	"c/book" => {	2909	"c/book" => {
2818	id => "infobox",	2910	id => "infobox",
2819	title => "Book",	2911	title => "Book",
2820	reply => undef,	2912	reply => undef,
…		…
2836	id => "infobox",	2928	id => "infobox",
2837	title => "Body Parts",	2929	title => "Body Parts",
2838	reply => undef,	2930	reply => undef,
2839	tooltip => "Shows which body parts you posess and are available",	2931	tooltip => "Shows which body parts you posess and are available",
2840	},	2932	},
		2933	"c/statistics" => {
		2934	id => "infobox",
		2935	title => "Statistics",
		2936	reply => undef,
		2937	tooltip => "Shows your primary statistics",
		2938	},
		2939	"c/skills" => {
		2940	id => "infobox",
		2941	title => "Skills",
		2942	reply => undef,
		2943	tooltip => "Shows your experience per skill and item power",
		2944	},
		2945	"c/shopitems" => {
		2946	id => "infobox",
		2947	title => "Shop Items",
		2948	reply => undef,
		2949	tooltip => "Shows the items currently for sale in this shop",
		2950	},
		2951	"c/resistances" => {
		2952	id => "infobox",
		2953	title => "Resistances",
		2954	reply => undef,
		2955	tooltip => "Shows your resistances",
		2956	},
		2957	"c/pets" => {
		2958	id => "infobox",
		2959	title => "Pets",
		2960	reply => undef,
		2961	tooltip => "Shows information abotu your pets/a specific pet",
		2962	},
		2963	"c/perceiveself" => {
		2964	id => "infobox",
		2965	title => "Perceive Self",
		2966	reply => undef,
		2967	tooltip => "You gained detailed knowledge about yourself",
		2968	},
2841	"c/uptime" => {	2969	"c/uptime" => {
2842	id => "infobox",	2970	id => "infobox",
2843	title => "Uptime",	2971	title => "Uptime",
2844	reply => undef,	2972	reply => undef,
2845	tooltip => "How long the server has been running since last restart",	2973	tooltip => "How long the server has been running since last restart",
…		…
2854	id => "party",	2982	id => "party",
2855	title => "Party",	2983	title => "Party",
2856	reply => "gsay ",	2984	reply => "gsay ",
2857	tooltip => "Messages and chat related to your party",	2985	tooltip => "Messages and chat related to your party",
2858	},	2986	},
		2987	"c/death" => {
		2988	id => "death",
		2989	title => "Death",
		2990	reply => undef,
		2991	tooltip => "Reason for and more info about your most recent death",
		2992	},
		2993	"c/say" => $SAY_CHANNEL,
		2994	"c/chat" => $CHAT_CHANNEL,
2859	);	2995	);
2860		2996
2861	sub cf::client::send_msg {	2997	sub cf::client::send_msg {
2862	my ($self, $channel, $msg, $color, @extra) = @_;	2998	my ($self, $channel, $msg, $color, @extra) = @_;
2863		2999
2864	$msg = $self->pl->expand_cfpod ($msg);	3000	$msg = $self->pl->expand_cfpod ($msg)
		3001	unless $color & cf::NDI_VERBATIM;
2865		3002
2866	$color &= cf::NDI_CLIENT_MASK; # just in case...	3003	$color &= cf::NDI_CLIENT_MASK; # just in case...
2867		3004
2868	# check predefined channels, for the benefit of C	3005	# check predefined channels, for the benefit of C
2869	if ($CHANNEL{$channel}) {	3006	if ($CHANNEL{$channel}) {
2870	$channel = $CHANNEL{$channel};	3007	$channel = $CHANNEL{$channel};
2871		3008
2872	$self->ext_msg (channel_info => $channel)	3009	$self->ext_msg (channel_info => $channel);
2873	if $self->can_msg;
2874
2875	$channel = $channel->{id};	3010	$channel = $channel->{id};
2876		3011
2877	} elsif (ref $channel) {	3012	} elsif (ref $channel) {
2878	# send meta info to client, if not yet sent	3013	# send meta info to client, if not yet sent
2879	unless (exists $self->{channel}{$channel->{id}}) {	3014	unless (exists $self->{channel}{$channel->{id}}) {
2880	$self->{channel}{$channel->{id}} = $channel;	3015	$self->{channel}{$channel->{id}} = $channel;
2881	$self->ext_msg (channel_info => $channel)	3016	$self->ext_msg (channel_info => $channel);
2882	if $self->can_msg;
2883	}	3017	}
2884		3018
2885	$channel = $channel->{id};	3019	$channel = $channel->{id};
2886	}	3020	}
2887		3021
2888	return unless @extra || length $msg;	3022	return unless @extra || length $msg;
2889		3023
2890	if ($self->can_msg) {
2891	# default colour, mask it out	3024	# default colour, mask it out
2892	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3025	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2893	if $color & cf::NDI_DEF;	3026	if $color & cf::NDI_DEF;
2894		3027
2895	$self->send_packet ("msg " . $self->{json_coder}->encode (	3028	my $pkt = "msg "
		3029	. $self->{json_coder}->encode (
2896	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3030	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2897	} else {	3031	);
2898	if ($color >= 0) {
2899	# replace some tags by gcfclient-compatible ones
2900	for ($msg) {
2901	1 while
2902	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2903	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2904	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2905	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2906	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2907	}
2908		3032
2909	$color &= cf::NDI_COLOR_MASK;	3033	$self->send_big_packet ($pkt);
2910
2911	utf8::encode $msg;
2912
2913	if (0 && $msg =~ /\[/) {
2914	# COMMAND/INFO
2915	$self->send_packet ("drawextinfo $color 10 8 $msg")
2916	} else {
2917	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2918	$self->send_packet ("drawinfo $color $msg")
2919	}
2920	}
2921	}
2922	}	3034	}
2923		3035
2924	=item $client->ext_msg ($type, @msg)	3036	=item $client->ext_msg ($type, @msg)
2925		3037
2926	Sends an ext event to the client.	3038	Sends an ext event to the client.
…		…
2929		3041
2930	sub cf::client::ext_msg($$@) {	3042	sub cf::client::ext_msg($$@) {
2931	my ($self, $type, @msg) = @_;	3043	my ($self, $type, @msg) = @_;
2932		3044
2933	if ($self->extcmd == 2) {	3045	if ($self->extcmd == 2) {
2934	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3046	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2935	} elsif ($self->extcmd == 1) { # TODO: remove	3047	} elsif ($self->extcmd == 1) { # TODO: remove
2936	push @msg, msgtype => "event_$type";	3048	push @msg, msgtype => "event_$type";
2937	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3049	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2938	}	3050	}
2939	}	3051	}
2940		3052
2941	=item $client->ext_reply ($msgid, @msg)	3053	=item $client->ext_reply ($msgid, @msg)
2942		3054
…		…
2946		3058
2947	sub cf::client::ext_reply($$@) {	3059	sub cf::client::ext_reply($$@) {
2948	my ($self, $id, @msg) = @_;	3060	my ($self, $id, @msg) = @_;
2949		3061
2950	if ($self->extcmd == 2) {	3062	if ($self->extcmd == 2) {
2951	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3063	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2952	} elsif ($self->extcmd == 1) {	3064	} elsif ($self->extcmd == 1) {
2953	#TODO: version 1, remove	3065	#TODO: version 1, remove
2954	unshift @msg, msgtype => "reply", msgid => $id;	3066	unshift @msg, msgtype => "reply", msgid => $id;
2955	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3067	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2956	}	3068	}
2957	}	3069	}
2958		3070
2959	=item $success = $client->query ($flags, "text", \&cb)	3071	=item $success = $client->query ($flags, "text", \&cb)
2960		3072
…		…
3061		3173
3062	$coro	3174	$coro
3063	}	3175	}
3064		3176
3065	cf::client->attach (	3177	cf::client->attach (
3066	on_destroy => sub {	3178	on_client_destroy => sub {
3067	my ($ns) = @_;	3179	my ($ns) = @_;
3068		3180
3069	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3181	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3070	},	3182	},
3071	);	3183	);
…		…
3087	our $safe_hole = new Safe::Hole;	3199	our $safe_hole = new Safe::Hole;
3088		3200
3089	$SIG{FPE} = 'IGNORE';	3201	$SIG{FPE} = 'IGNORE';
3090		3202
3091	$safe->permit_only (Opcode::opset qw(	3203	$safe->permit_only (Opcode::opset qw(
3092	:base_core :base_mem :base_orig :base_math	3204	:base_core :base_mem :base_orig :base_math :base_loop
3093	grepstart grepwhile mapstart mapwhile	3205	grepstart grepwhile mapstart mapwhile
3094	sort time	3206	sort time
3095	));	3207	));
3096		3208
3097	# here we export the classes and methods available to script code	3209	# here we export the classes and methods available to script code
…		…
3101	The following functions and methods are available within a safe environment:	3213	The following functions and methods are available within a safe environment:
3102		3214
3103	cf::object	3215	cf::object
3104	contr pay_amount pay_player map x y force_find force_add destroy	3216	contr pay_amount pay_player map x y force_find force_add destroy
3105	insert remove name archname title slaying race decrease split	3217	insert remove name archname title slaying race decrease split
		3218	value
3106		3219
3107	cf::object::player	3220	cf::object::player
3108	player	3221	player
3109		3222
3110	cf::player	3223	cf::player
…		…
3115		3228
3116	=cut	3229	=cut
3117		3230
3118	for (	3231	for (
3119	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3232	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3120	insert remove inv name archname title slaying race	3233	insert remove inv nrof name archname title slaying race
3121	decrease split destroy)],	3234	decrease split destroy change_exp value msg lore send_msg)],
3122	["cf::object::player" => qw(player)],	3235	["cf::object::player" => qw(player)],
3123	["cf::player" => qw(peaceful)],	3236	["cf::player" => qw(peaceful send_msg)],
3124	["cf::map" => qw(trigger)],	3237	["cf::map" => qw(trigger)],
3125	) {	3238	) {
3126	no strict 'refs';	3239	no strict 'refs';
3127	my ($pkg, @funs) = @$_;	3240	my ($pkg, @funs) = @$_;
3128	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3241	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
3146		3259
3147	my $qcode = $code;	3260	my $qcode = $code;
3148	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3261	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3149	$qcode =~ s/\n/\\n/g;	3262	$qcode =~ s/\n/\\n/g;
3150		3263
		3264	%vars = (_dummy => 0) unless %vars;
		3265
		3266	my @res;
3151	local $_;	3267	local $_;
3152	local @safe::cf::_safe_eval_args = values %vars;
3153		3268
3154	my $eval =	3269	my $eval =
3155	"do {\n"	3270	"do {\n"
3156	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3271	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3157	. "#line 0 \"{$qcode}\"\n"	3272	. "#line 0 \"{$qcode}\"\n"
3158	. $code	3273	. $code
3159	. "\n}"	3274	. "\n}"
3160	;	3275	;
3161		3276
		3277	if ($CFG{safe_eval}) {
3162	sub_generation_inc;	3278	sub_generation_inc;
		3279	local @safe::cf::_safe_eval_args = values %vars;
3163	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3280	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3164	sub_generation_inc;	3281	sub_generation_inc;
		3282	} else {
		3283	local @cf::_safe_eval_args = values %vars;
		3284	@res = wantarray ? eval eval : scalar eval $eval;
		3285	}
3165		3286
3166	if ($@) {	3287	if ($@) {
3167	warn "$@";	3288	warn "$@";
3168	warn "while executing safe code '$code'\n";	3289	warn "while executing safe code '$code'\n";
3169	warn "with arguments " . (join " ", %vars) . "\n";	3290	warn "with arguments " . (join " ", %vars) . "\n";
…		…
3188	=cut	3309	=cut
3189		3310
3190	sub register_script_function {	3311	sub register_script_function {
3191	my ($fun, $cb) = @_;	3312	my ($fun, $cb) = @_;
3192		3313
3193	no strict 'refs';	3314	$fun = "safe::$fun" if $CFG{safe_eval};
3194	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3315	*$fun = $safe_hole->wrap ($cb);
3195	}	3316	}
3196		3317
3197	=back	3318	=back
3198		3319
3199	=cut	3320	=cut
…		…
3220		3341
3221	$facedata->{version} == 2	3342	$facedata->{version} == 2
3222	or cf::cleanup "$path: version mismatch, cannot proceed.";	3343	or cf::cleanup "$path: version mismatch, cannot proceed.";
3223		3344
3224	# patch in the exptable	3345	# patch in the exptable
		3346	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3225	$facedata->{resource}{"res/exp_table"} = {	3347	$facedata->{resource}{"res/exp_table"} = {
3226	type => FT_RSRC,	3348	type => FT_RSRC,
3227	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3349	data => $exp_table,
		3350	hash => (Digest::MD5::md5 $exp_table),
3228	};	3351	};
3229	cf::cede_to_tick;	3352	cf::cede_to_tick;
3230		3353
3231	{	3354	{
3232	my $faces = $facedata->{faceinfo};	3355	my $faces = $facedata->{faceinfo};
…		…
3234	while (my ($face, $info) = each %$faces) {	3357	while (my ($face, $info) = each %$faces) {
3235	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3358	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3236		3359
3237	cf::face::set_visibility $idx, $info->{visibility};	3360	cf::face::set_visibility $idx, $info->{visibility};
3238	cf::face::set_magicmap $idx, $info->{magicmap};	3361	cf::face::set_magicmap $idx, $info->{magicmap};
3239	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3362	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3240	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3363	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3241		3364
3242	cf::cede_to_tick;	3365	cf::cede_to_tick;
3243	}	3366	}
3244		3367
3245	while (my ($face, $info) = each %$faces) {	3368	while (my ($face, $info) = each %$faces) {
…		…
3269		3392
3270	cf::anim::invalidate_all; # d'oh	3393	cf::anim::invalidate_all; # d'oh
3271	}	3394	}
3272		3395
3273	{	3396	{
3274	# TODO: for gcfclient pleasure, we should give resources
3275	# that gcfclient doesn't grok a >10000 face index.
3276	my $res = $facedata->{resource};	3397	my $res = $facedata->{resource};
3277		3398
3278	while (my ($name, $info) = each %$res) {	3399	while (my ($name, $info) = each %$res) {
3279	if (defined $info->{type}) {	3400	if (defined $info->{type}) {
3280	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3401	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3281	my $data;
3282		3402
3283	if ($info->{type} & 1) {	3403	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3284	# prepend meta info
3285
3286	my $meta = $enc->encode ({
3287	name => $name,
3288	%{ $info->{meta} || {} },
3289	});
3290
3291	$data = pack "(w/a*)*", $meta, $info->{data};
3292	} else {
3293	$data = $info->{data};
3294	}
3295
3296	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3297	cf::face::set_type $idx, $info->{type};	3404	cf::face::set_type $idx, $info->{type};
3298	} else {	3405	} else {
3299	$RESOURCE{$name} = $info;	3406	$RESOURCE{$name} = $info;
3300	}	3407	}
3301		3408
…		…
3384	reload_treasures;	3491	reload_treasures;
3385		3492
3386	warn "finished reloading resource files\n";	3493	warn "finished reloading resource files\n";
3387	}	3494	}
3388		3495
3389	sub init {
3390	my $guard = freeze_mainloop;
3391
3392	reload_resources;
3393	}
3394
3395	sub reload_config {	3496	sub reload_config {
		3497	warn "reloading config file...\n";
		3498
3396	open my $fh, "<:utf8", "$CONFDIR/config"	3499	open my $fh, "<:utf8", "$CONFDIR/config"
3397	or return;	3500	or return;
3398		3501
3399	local $/;	3502	local $/;
3400	*CFG = YAML::Load <$fh>;	3503	*CFG = YAML::XS::Load scalar <$fh>;
3401		3504
3402	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3505	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3403		3506
3404	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3507	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3405	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3508	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3409	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3512	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3410	and die "WARNING: m(un)lockall failed: $!\n";	3513	and die "WARNING: m(un)lockall failed: $!\n";
3411	};	3514	};
3412	warn $@ if $@;	3515	warn $@ if $@;
3413	}	3516	}
		3517
		3518	warn "finished reloading resource files\n";
		3519	}
		3520
		3521	sub pidfile() {
		3522	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3523	or die "$PIDFILE: $!";
		3524	flock $fh, &Fcntl::LOCK_EX
		3525	or die "$PIDFILE: flock: $!";
		3526	$fh
		3527	}
		3528
		3529	# make sure only one server instance is running at any one time
		3530	sub atomic {
		3531	my $fh = pidfile;
		3532
		3533	my $pid = <$fh>;
		3534	kill 9, $pid if $pid > 0;
		3535
		3536	seek $fh, 0, 0;
		3537	print $fh $$;
		3538	}
		3539
		3540	sub main_loop {
		3541	warn "EV::loop starting\n";
		3542	if (1) {
		3543	EV::loop;
		3544	}
		3545	warn "EV::loop returned\n";
		3546	goto &main_loop unless $REALLY_UNLOOP;
3414	}	3547	}
3415		3548
3416	sub main {	3549	sub main {
		3550	cf::init_globals; # initialise logging
		3551
		3552	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3553	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3554	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3555	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3556
		3557	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3558
3417	# we must not ever block the main coroutine	3559	# we must not ever block the main coroutine
3418	local $Coro::idle = sub {	3560	local $Coro::idle = sub {
3419	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3561	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3420	(async {	3562	(async {
3421	$Coro::current->{desc} = "IDLE BUG HANDLER";	3563	$Coro::current->{desc} = "IDLE BUG HANDLER";
3422	EV::loop EV::LOOP_ONESHOT;	3564	EV::loop EV::LOOP_ONESHOT;
3423	})->prio (Coro::PRIO_MAX);	3565	})->prio (Coro::PRIO_MAX);
3424	};	3566	};
3425		3567
3426	{	3568	evthread_start IO::AIO::poll_fileno;
3427	my $guard = freeze_mainloop;	3569
		3570	cf::sync_job {
		3571	cf::init_experience;
		3572	cf::init_anim;
		3573	cf::init_attackmess;
		3574	cf::init_dynamic;
		3575
		3576	cf::load_settings;
		3577	cf::load_materials;
		3578
		3579	reload_resources;
3428	reload_config;	3580	reload_config;
3429	db_init;	3581	db_init;
		3582
		3583	cf::init_uuid;
		3584	cf::init_signals;
		3585	cf::init_skills;
		3586
		3587	cf::init_beforeplay;
		3588
		3589	atomic;
		3590
3430	load_extensions;	3591	load_extensions;
3431		3592
3432	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3593	utime time, time, $RUNTIMEFILE;
3433	evthread_start IO::AIO::poll_fileno;	3594
		3595	# no (long-running) fork's whatsoever before this point(!)
		3596	use POSIX ();
		3597	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3598
		3599	(pop @POST_INIT)->(0) while @POST_INIT;
3434	}	3600	};
3435		3601
3436	EV::loop;	3602	cf::object::thawer::errors_are_fatal 0;
		3603	warn "parse errors in files are no longer fatal from this point on.\n";
		3604
		3605	main_loop;
3437	}	3606	}
3438		3607
3439	#############################################################################	3608	#############################################################################
3440	# initialisation and cleanup	3609	# initialisation and cleanup
3441		3610
3442	# install some emergency cleanup handlers	3611	# install some emergency cleanup handlers
3443	BEGIN {	3612	BEGIN {
3444	our %SIGWATCHER = ();	3613	our %SIGWATCHER = ();
3445	for my $signal (qw(INT HUP TERM)) {	3614	for my $signal (qw(INT HUP TERM)) {
3446	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3615	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3447	cf::cleanup "SIG$signal";	3616	cf::cleanup "SIG$signal";
3448	};	3617	};
3449	}	3618	}
3450	}	3619	}
3451		3620
3452	sub write_runtime_sync {	3621	sub write_runtime_sync {
3453	my $runtime = "$LOCALDIR/runtime";	3622	my $t0 = AE::time;
3454		3623
3455	# first touch the runtime file to show we are still running:	3624	# first touch the runtime file to show we are still running:
3456	# the fsync below can take a very very long time.	3625	# the fsync below can take a very very long time.
3457		3626
3458	IO::AIO::aio_utime $runtime, undef, undef;	3627	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3459		3628
3460	my $guard = cf::lock_acquire "write_runtime";	3629	my $guard = cf::lock_acquire "write_runtime";
3461		3630
3462	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3631	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3463	or return;	3632	or return;
3464		3633
3465	my $value = $cf::RUNTIME + 90 + 10;	3634	my $value = $cf::RUNTIME + 90 + 10;
3466	# 10 is the runtime save interval, for a monotonic clock	3635	# 10 is the runtime save interval, for a monotonic clock
3467	# 60 allows for the watchdog to kill the server.	3636	# 60 allows for the watchdog to kill the server.
…		…
3477	aio_utime $fh, undef, undef;	3646	aio_utime $fh, undef, undef;
3478		3647
3479	close $fh	3648	close $fh
3480	or return;	3649	or return;
3481		3650
3482	aio_rename "$runtime~", $runtime	3651	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3483	and return;	3652	and return;
3484		3653
3485	warn "runtime file written.\n";	3654	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
3486		3655
3487	1	3656	1
3488	}	3657	}
3489		3658
3490	our $uuid_lock;	3659	our $uuid_lock;
…		…
3499	my $uuid = "$LOCALDIR/uuid";	3668	my $uuid = "$LOCALDIR/uuid";
3500		3669
3501	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3670	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3502	or return;	3671	or return;
3503		3672
3504	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	3673	my $value = uuid_seq uuid_cur;
		3674
		3675	unless ($value) {
		3676	warn "cowardly refusing to write zero uuid value!\n";
		3677	return;
		3678	}
		3679
		3680	my $value = uuid_str $value + $uuid_skip;
3505	$uuid_skip = 0;	3681	$uuid_skip = 0;
3506		3682
3507	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3683	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3508	and return;	3684	and return;
3509		3685
…		…
3531	}	3707	}
3532		3708
3533	sub emergency_save() {	3709	sub emergency_save() {
3534	my $freeze_guard = cf::freeze_mainloop;	3710	my $freeze_guard = cf::freeze_mainloop;
3535		3711
3536	warn "enter emergency perl save\n";	3712	warn "emergency_perl_save: enter\n";
3537		3713
3538	cf::sync_job {	3714	cf::sync_job {
		3715	# this is a trade-off: we want to be very quick here, so
		3716	# save all maps without fsync, and later call a global sync
		3717	# (which in turn might be very very slow)
		3718	local $USE_FSYNC = 0;
		3719
3539	# use a peculiar iteration method to avoid tripping on perl	3720	# use a peculiar iteration method to avoid tripping on perl
3540	# refcount bugs in for. also avoids problems with players	3721	# refcount bugs in for. also avoids problems with players
3541	# and maps saved/destroyed asynchronously.	3722	# and maps saved/destroyed asynchronously.
3542	warn "begin emergency player save\n";	3723	warn "emergency_perl_save: begin player save\n";
3543	for my $login (keys %cf::PLAYER) {	3724	for my $login (keys %cf::PLAYER) {
3544	my $pl = $cf::PLAYER{$login} or next;	3725	my $pl = $cf::PLAYER{$login} or next;
3545	$pl->valid or next;	3726	$pl->valid or next;
3546	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3727	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3547	$pl->save;	3728	$pl->save;
3548	}	3729	}
3549	warn "end emergency player save\n";	3730	warn "emergency_perl_save: end player save\n";
3550		3731
3551	warn "begin emergency map save\n";	3732	warn "emergency_perl_save: begin map save\n";
3552	for my $path (keys %cf::MAP) {	3733	for my $path (keys %cf::MAP) {
3553	my $map = $cf::MAP{$path} or next;	3734	my $map = $cf::MAP{$path} or next;
3554	$map->valid or next;	3735	$map->valid or next;
3555	$map->save;	3736	$map->save;
3556	}	3737	}
3557	warn "end emergency map save\n";	3738	warn "emergency_perl_save: end map save\n";
3558		3739
3559	warn "begin emergency database checkpoint\n";	3740	warn "emergency_perl_save: begin database checkpoint\n";
3560	BDB::db_env_txn_checkpoint $DB_ENV;	3741	BDB::db_env_txn_checkpoint $DB_ENV;
3561	warn "end emergency database checkpoint\n";	3742	warn "emergency_perl_save: end database checkpoint\n";
3562		3743
3563	warn "begin write uuid\n";	3744	warn "emergency_perl_save: begin write uuid\n";
3564	write_uuid_sync 1;	3745	write_uuid_sync 1;
3565	warn "end write uuid\n";	3746	warn "emergency_perl_save: end write uuid\n";
3566	};	3747	};
3567		3748
		3749	warn "emergency_perl_save: starting sync()\n";
		3750	IO::AIO::aio_sync sub {
		3751	warn "emergency_perl_save: finished sync()\n";
		3752	};
		3753
3568	warn "leave emergency perl save\n";	3754	warn "emergency_perl_save: leave\n";
3569	}	3755	}
3570		3756
3571	sub post_cleanup {	3757	sub post_cleanup {
3572	my ($make_core) = @_;	3758	my ($make_core) = @_;
3573		3759
3574	warn Carp::longmess "post_cleanup backtrace"	3760	warn Carp::longmess "post_cleanup backtrace"
3575	if $make_core;	3761	if $make_core;
		3762
		3763	my $fh = pidfile;
		3764	unlink $PIDFILE if <$fh> == $$;
		3765	}
		3766
		3767	# a safer delete_package, copied from Symbol
		3768	sub clear_package($) {
		3769	my $pkg = shift;
		3770
		3771	# expand to full symbol table name if needed
		3772	unless ($pkg =~ /^main::.*::$/) {
		3773	$pkg = "main$pkg" if $pkg =~ /^::/;
		3774	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3775	$pkg .= '::' unless $pkg =~ /::$/;
		3776	}
		3777
		3778	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3779	my $stem_symtab = *{$stem}{HASH};
		3780
		3781	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3782	or return;
		3783
		3784	# clear all symbols
		3785	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3786	for my $name (keys %$leaf_symtab) {
		3787	_gv_clear *{"$pkg$name"};
		3788	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3789	}
		3790	warn "cleared package $pkg\n";#d#
3576	}	3791	}
3577		3792
3578	sub do_reload_perl() {	3793	sub do_reload_perl() {
3579	# can/must only be called in main	3794	# can/must only be called in main
3580	if ($Coro::current != $Coro::main) {	3795	if ($Coro::current != $Coro::main) {
3581	warn "can only reload from main coroutine";	3796	warn "can only reload from main coroutine";
3582	return;	3797	return;
3583	}	3798	}
3584		3799
		3800	return if $RELOAD++;
		3801
		3802	my $t1 = AE::time;
		3803
		3804	while ($RELOAD) {
3585	warn "reloading...";	3805	warn "reloading...";
3586		3806
3587	warn "entering sync_job";	3807	warn "entering sync_job";
3588		3808
3589	cf::sync_job {	3809	cf::sync_job {
3590	cf::write_runtime_sync; # external watchdog should not bark	3810	cf::write_runtime_sync; # external watchdog should not bark
3591	cf::emergency_save;	3811	cf::emergency_save;
3592	cf::write_runtime_sync; # external watchdog should not bark	3812	cf::write_runtime_sync; # external watchdog should not bark
3593		3813
3594	warn "syncing database to disk";	3814	warn "syncing database to disk";
3595	BDB::db_env_txn_checkpoint $DB_ENV;	3815	BDB::db_env_txn_checkpoint $DB_ENV;
3596		3816
3597	# if anything goes wrong in here, we should simply crash as we already saved	3817	# if anything goes wrong in here, we should simply crash as we already saved
3598		3818
3599	warn "flushing outstanding aio requests";	3819	warn "flushing outstanding aio requests";
3600	for (;;) {
3601	BDB::flush;
3602	IO::AIO::flush;
3603	Coro::cede_notself;
3604	last unless IO::AIO::nreqs || BDB::nreqs;	3820	while (IO::AIO::nreqs || BDB::nreqs) {
3605	warn "iterate...";	3821	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3606	}
3607
3608	++$RELOAD;
3609
3610	warn "cancelling all extension coros";
3611	$_->cancel for values %EXT_CORO;
3612	%EXT_CORO = ();
3613
3614	warn "removing commands";
3615	%COMMAND = ();
3616
3617	warn "removing ext/exti commands";
3618	%EXTCMD = ();
3619	%EXTICMD = ();
3620
3621	warn "unloading/nuking all extensions";
3622	for my $pkg (@EXTS) {
3623	warn "... unloading $pkg";
3624
3625	if (my $cb = $pkg->can ("unload")) {
3626	eval {
3627	$cb->($pkg);
3628	1
3629	} or warn "$pkg unloaded, but with errors: $@";
3630	}	3822	}
3631		3823
3632	warn "... nuking $pkg";	3824	warn "cancelling all extension coros";
3633	Symbol::delete_package $pkg;	3825	$_->cancel for values %EXT_CORO;
3634	}	3826	%EXT_CORO = ();
3635		3827
3636	warn "unloading all perl modules loaded from $LIBDIR";	3828	warn "removing commands";
3637	while (my ($k, $v) = each %INC) {	3829	%COMMAND = ();
3638	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3639		3830
		3831	warn "removing ext/exti commands";
		3832	%EXTCMD = ();
		3833	%EXTICMD = ();
		3834
		3835	warn "unloading/nuking all extensions";
		3836	for my $pkg (@EXTS) {
3640	warn "... unloading $k";	3837	warn "... unloading $pkg";
3641	delete $INC{$k};
3642		3838
3643	$k =~ s/\.pm$//;
3644	$k =~ s/\//::/g;
3645
3646	if (my $cb = $k->can ("unload_module")) {	3839	if (my $cb = $pkg->can ("unload")) {
		3840	eval {
3647	$cb->();	3841	$cb->($pkg);
		3842	1
		3843	} or warn "$pkg unloaded, but with errors: $@";
		3844	}
		3845
		3846	warn "... clearing $pkg";
		3847	clear_package $pkg;
3648	}	3848	}
3649		3849
3650	Symbol::delete_package $k;	3850	warn "unloading all perl modules loaded from $LIBDIR";
		3851	while (my ($k, $v) = each %INC) {
		3852	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3853
		3854	warn "... unloading $k";
		3855	delete $INC{$k};
		3856
		3857	$k =~ s/\.pm$//;
		3858	$k =~ s/\//::/g;
		3859
		3860	if (my $cb = $k->can ("unload_module")) {
		3861	$cb->();
		3862	}
		3863
		3864	clear_package $k;
3651	}	3865	}
3652		3866
3653	warn "getting rid of safe::, as good as possible";	3867	warn "getting rid of safe::, as good as possible";
3654	Symbol::delete_package "safe::$_"	3868	clear_package "safe::$_"
3655	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3869	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3656		3870
3657	warn "unloading cf.pm \"a bit\"";	3871	warn "unloading cf.pm \"a bit\"";
3658	delete $INC{"cf.pm"};	3872	delete $INC{"cf.pm"};
3659	delete $INC{"cf/pod.pm"};	3873	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3660		3874
3661	# don't, removes xs symbols, too,	3875	# don't, removes xs symbols, too,
3662	# and global variables created in xs	3876	# and global variables created in xs
3663	#Symbol::delete_package __PACKAGE__;	3877	#clear_package __PACKAGE__;
3664		3878
3665	warn "unload completed, starting to reload now";	3879	warn "unload completed, starting to reload now";
3666		3880
3667	warn "reloading cf.pm";	3881	warn "reloading cf.pm";
3668	require cf;	3882	require cf;
3669	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3883	cf::_connect_to_perl_1;
3670		3884
3671	warn "loading config and database again";	3885	warn "loading config and database again";
3672	cf::reload_config;	3886	cf::reload_config;
3673		3887
3674	warn "loading extensions";	3888	warn "loading extensions";
3675	cf::load_extensions;	3889	cf::load_extensions;
3676		3890
		3891	if ($REATTACH_ON_RELOAD) {
3677	warn "reattaching attachments to objects/players";	3892	warn "reattaching attachments to objects/players";
3678	_global_reattach; # objects, sockets	3893	_global_reattach; # objects, sockets
3679	warn "reattaching attachments to maps";	3894	warn "reattaching attachments to maps";
3680	reattach $_ for values %MAP;	3895	reattach $_ for values %MAP;
3681	warn "reattaching attachments to players";	3896	warn "reattaching attachments to players";
3682	reattach $_ for values %PLAYER;	3897	reattach $_ for values %PLAYER;
		3898	}
3683		3899
		3900	warn "running post_init jobs";
		3901	(pop @POST_INIT)->(1) while @POST_INIT;
		3902
3684	warn "leaving sync_job";	3903	warn "leaving sync_job";
3685		3904
3686	1	3905	1
3687	} or do {	3906	} or do {
3688	warn $@;	3907	warn $@;
3689	cf::cleanup "error while reloading, exiting.";	3908	cf::cleanup "error while reloading, exiting.";
3690	};	3909	};
3691		3910
3692	warn "reloaded";	3911	warn "reloaded";
		3912	--$RELOAD;
		3913	}
		3914
		3915	$t1 = AE::time - $t1;
		3916	warn "reload completed in ${t1}s\n";
3693	};	3917	};
3694		3918
3695	our $RELOAD_WATCHER; # used only during reload	3919	our $RELOAD_WATCHER; # used only during reload
3696		3920
3697	sub reload_perl() {	3921	sub reload_perl() {
3698	# doing reload synchronously and two reloads happen back-to-back,	3922	# doing reload synchronously and two reloads happen back-to-back,
3699	# coro crashes during coro_state_free->destroy here.	3923	# coro crashes during coro_state_free->destroy here.
3700		3924
		3925	$RELOAD_WATCHER ||= cf::async {
		3926	Coro::AIO::aio_wait cache_extensions;
		3927
3701	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	3928	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3702	do_reload_perl;	3929	do_reload_perl;
3703	undef $RELOAD_WATCHER;	3930	undef $RELOAD_WATCHER;
		3931	};
3704	};	3932	};
3705	}	3933	}
3706		3934
3707	register_command "reload" => sub {	3935	register_command "reload" => sub {
3708	my ($who, $arg) = @_;	3936	my ($who, $arg) = @_;
…		…
3722		3950
3723	our @WAIT_FOR_TICK;	3951	our @WAIT_FOR_TICK;
3724	our @WAIT_FOR_TICK_BEGIN;	3952	our @WAIT_FOR_TICK_BEGIN;
3725		3953
3726	sub wait_for_tick {	3954	sub wait_for_tick {
3727	return if tick_inhibit || $Coro::current == $Coro::main;	3955	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3728		3956
3729	my $signal = new Coro::Signal;	3957	my $signal = new Coro::Signal;
3730	push @WAIT_FOR_TICK, $signal;	3958	push @WAIT_FOR_TICK, $signal;
3731	$signal->wait;	3959	$signal->wait;
3732	}	3960	}
3733		3961
3734	sub wait_for_tick_begin {	3962	sub wait_for_tick_begin {
3735	return if tick_inhibit || $Coro::current == $Coro::main;	3963	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3736		3964
3737	my $signal = new Coro::Signal;	3965	my $signal = new Coro::Signal;
3738	push @WAIT_FOR_TICK_BEGIN, $signal;	3966	push @WAIT_FOR_TICK_BEGIN, $signal;
3739	$signal->wait;	3967	$signal->wait;
3740	}	3968	}
…		…
3745	unless ++$bug_warning > 10;	3973	unless ++$bug_warning > 10;
3746	return;	3974	return;
3747	}	3975	}
3748		3976
3749	cf::server_tick; # one server iteration	3977	cf::server_tick; # one server iteration
		3978
		3979	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3750		3980
3751	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3981	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3752	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	3982	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3753	Coro::async_pool {	3983	Coro::async_pool {
3754	$Coro::current->{desc} = "runtime saver";	3984	$Coro::current->{desc} = "runtime saver";
…		…
3777	}	4007	}
3778		4008
3779	{	4009	{
3780	# configure BDB	4010	# configure BDB
3781		4011
3782	BDB::min_parallel 8;	4012	BDB::min_parallel 16;
3783	BDB::max_poll_reqs $TICK * 0.1;	4013	BDB::max_poll_reqs $TICK * 0.1;
3784	$Coro::BDB::WATCHER->priority (1);	4014	$AnyEvent::BDB::WATCHER->priority (1);
3785		4015
3786	unless ($DB_ENV) {	4016	unless ($DB_ENV) {
3787	$DB_ENV = BDB::db_env_create;	4017	$DB_ENV = BDB::db_env_create;
3788	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4018	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3789	| BDB::LOG_AUTOREMOVE, 1);	4019	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4020	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3790	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4021	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3791	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4022	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3792		4023
3793	cf::sync_job {	4024	cf::sync_job {
3794	eval {	4025	eval {
…		…
3820	{	4051	{
3821	# configure IO::AIO	4052	# configure IO::AIO
3822		4053
3823	IO::AIO::min_parallel 8;	4054	IO::AIO::min_parallel 8;
3824	IO::AIO::max_poll_time $TICK * 0.1;	4055	IO::AIO::max_poll_time $TICK * 0.1;
3825	$Coro::AIO::WATCHER->priority (1);	4056	undef $AnyEvent::AIO::WATCHER;
3826	}	4057	}
3827		4058
3828	my $_log_backtrace;	4059	my $_log_backtrace;
3829		4060
3830	sub _log_backtrace {	4061	sub _log_backtrace {
…		…
3833	$msg =~ s/\n//;	4064	$msg =~ s/\n//;
3834		4065
3835	# limit the # of concurrent backtraces	4066	# limit the # of concurrent backtraces
3836	if ($_log_backtrace < 2) {	4067	if ($_log_backtrace < 2) {
3837	++$_log_backtrace;	4068	++$_log_backtrace;
		4069	my $perl_bt = Carp::longmess $msg;
3838	async {	4070	async {
3839	$Coro::current->{desc} = "abt $msg";	4071	$Coro::current->{desc} = "abt $msg";
3840		4072
3841	my @bt = fork_call {	4073	my @bt = fork_call {
3842	@addr = map { sprintf "%x", $_ } @addr;	4074	@addr = map { sprintf "%x", $_ } @addr;
…		…
3853	}	4085	}
3854		4086
3855	@funcs	4087	@funcs
3856	};	4088	};
3857		4089
3858	LOG llevInfo, "[ABT] $msg\n";	4090	LOG llevInfo, "[ABT] $perl_bt\n";
		4091	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3859	LOG llevInfo, "[ABT] $_\n" for @bt;	4092	LOG llevInfo, "[ABT] $_\n" for @bt;
3860	--$_log_backtrace;	4093	--$_log_backtrace;
3861	};	4094	};
3862	} else {	4095	} else {
3863	LOG llevInfo, "[ABT] $msg\n";	4096	LOG llevInfo, "[ABT] $msg\n";
3864	LOG llevInfo, "[ABT] [suppressed]\n";	4097	LOG llevInfo, "[ABT] [suppressed]\n";
3865	}	4098	}
3866	}	4099	}
3867		4100
3868	# load additional modules	4101	# load additional modules
3869	use cf::pod;	4102	require "cf/$_.pm" for @EXTRA_MODULES;
		4103	cf::_connect_to_perl_2;
3870		4104
3871	END { cf::emergency_save }	4105	END { cf::emergency_save }
3872		4106
3873	1	4107	1
3874		4108

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