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Revision 1.427 by root, Sat Apr 26 12:25:45 2008 UTC vs.
Revision 1.513 by root, Mon Apr 12 05:22:38 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
…		…
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 {
…		…
724		762
725	#############################################################################	763	#############################################################################
726		764
727	=head2 ATTACHABLE OBJECTS	765	=head2 ATTACHABLE OBJECTS
728		766
729	Many objects in crossfire are so-called attachable objects. That means you can	767	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")	768	attach callbacks/event handlers (a collection of which is called an "attachment")
731	to it. All such attachable objects support the following methods.	769	to it. All such attachable objects support the following methods.
732		770
733	In the following description, CLASS can be any of C<global>, C<object>	771	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	772	C<player>, C<client> or C<map> (i.e. the attachable objects in
…		…
784	=item cf::CLASS::attachment $name, ...	822	=item cf::CLASS::attachment $name, ...
785		823
786	Register an attachment by C<$name> through which attachable objects of the	824	Register an attachment by C<$name> through which attachable objects of the
787	given CLASS can refer to this attachment.	825	given CLASS can refer to this attachment.
788		826
789	Some classes such as crossfire maps and objects can specify attachments	827	Some classes such as deliantra maps and objects can specify attachments
790	that are attached at load/instantiate time, thus the need for a name.	828	that are attached at load/instantiate time, thus the need for a name.
791		829
792	These calls expect any number of the following handler/hook descriptions:	830	These calls expect any number of the following handler/hook descriptions:
793		831
794	=over 4	832	=over 4
…		…
1085		1123
1086	sub reattach {	1124	sub reattach {
1087	# basically do the same as instantiate, without calling instantiate	1125	# basically do the same as instantiate, without calling instantiate
1088	my ($obj) = @_;	1126	my ($obj) = @_;
1089		1127
		1128	# no longer needed after getting rid of delete_package?
1090	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1129	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1091		1130
1092	my $registry = $obj->registry;	1131	my $registry = $obj->registry;
1093		1132
1094	@$registry = ();	1133	@$registry = ();
1095		1134
…		…
1143	$decname, length $$rdata, scalar @$objs;	1182	$decname, length $$rdata, scalar @$objs;
1144		1183
1145	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1184	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1146	aio_chmod $fh, SAVE_MODE;	1185	aio_chmod $fh, SAVE_MODE;
1147	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1186	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1148	aio_fsync $fh if $cf::USE_FSYNC;	1187	if ($cf::USE_FSYNC) {
		1188	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;
		1189	aio_fsync $fh;
		1190	}
1149	aio_close $fh;	1191	aio_close $fh;
1150		1192
1151	if (@$objs) {	1193	if (@$objs) {
1152	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1194	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1153	aio_chmod $fh, SAVE_MODE;	1195	aio_chmod $fh, SAVE_MODE;
1154	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1196	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1155	aio_write $fh, 0, (length $data), $data, 0;	1197	aio_write $fh, 0, (length $data), $data, 0;
1156	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	}
1157	aio_close $fh;	1202	aio_close $fh;
1158	aio_rename "$filename.pst~", "$filename.pst";	1203	aio_rename "$filename.pst~", "$filename.pst";
1159	}	1204	}
1160	} else {	1205	} else {
1161	aio_unlink "$filename.pst";	1206	aio_unlink "$filename.pst";
1162	}	1207	}
1163		1208
1164	aio_rename "$filename~", $filename;	1209	aio_rename "$filename~", $filename;
		1210
		1211	$filename =~ s%/[^/]+$%%;
		1212	aio_pathsync $filename if $cf::USE_FSYNC;
1165	} else {	1213	} else {
1166	warn "FATAL: $filename~: $!\n";	1214	warn "unable to save objects: $filename~: $!\n";
1167	}	1215	}
1168	} else {	1216	} else {
1169	aio_unlink $filename;	1217	aio_unlink $filename;
1170	aio_unlink "$filename.pst";	1218	aio_unlink "$filename.pst";
1171	}	1219	}
…		…
1262	my ($name, $cb) = @_;	1310	my ($name, $cb) = @_;
1263		1311
1264	$EXTICMD{$name} = $cb;	1312	$EXTICMD{$name} = $cb;
1265	}	1313	}
1266		1314
		1315	use File::Glob ();
		1316
1267	cf::player->attach (	1317	cf::player->attach (
1268	on_command => sub {	1318	on_unknown_command => sub {
1269	my ($pl, $name, $params) = @_;	1319	my ($pl, $name, $params) = @_;
1270		1320
1271	my $cb = $COMMAND{$name}	1321	my $cb = $COMMAND{$name}
1272	or return;	1322	or return;
1273		1323
…		…
1303		1353
1304	cf::override;	1354	cf::override;
1305	},	1355	},
1306	);	1356	);
1307		1357
		1358	# "readahead" all extensions
		1359	sub cache_extensions {
		1360	my $grp = IO::AIO::aio_group;
		1361
		1362	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1363	for (grep /\.ext$/, @{$_[0]}) {
		1364	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1365	}
		1366	};
		1367
		1368	$grp
		1369	}
		1370
1308	sub load_extensions {	1371	sub load_extensions {
1309	cf::sync_job {	1372	cf::sync_job {
1310	my %todo;	1373	my %todo;
1311		1374
1312	for my $path (<$LIBDIR/*.ext>) {	1375	for my $path (<$LIBDIR/*.ext>) {
…		…
1331		1394
1332	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1395	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1333	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1396	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1334		1397
1335	$ext{source} =	1398	$ext{source} =
1336	"package $pkg; use strict; use utf8;\n"	1399	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1337	. "#line 1 \"$path\"\n{\n"	1400	. "#line 1 \"$path\"\n{\n"
1338	. $source	1401	. $source
1339	. "\n};\n1";	1402	. "\n};\n1";
1340		1403
1341	$todo{$base} = \%ext;	1404	$todo{$base} = \%ext;
1342	}	1405	}
1343		1406
		1407	my $pass = 0;
1344	my %done;	1408	my %done;
1345	while (%todo) {	1409	while (%todo) {
1346	my $progress;	1410	my $progress;
1347		1411
		1412	++$pass;
		1413
		1414	ext:
1348	while (my ($k, $v) = each %todo) {	1415	while (my ($k, $v) = each %todo) {
1349	for (split /,\s*/, $v->{meta}{depends}) {	1416	for (split /,\s*/, $v->{meta}{depends}) {
1350	goto skip	1417	next ext
1351	unless exists $done{$_};	1418	unless exists $done{$_};
1352	}	1419	}
1353		1420
1354	warn "... loading '$k' into '$v->{pkg}'\n";	1421	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1355		1422
1356	unless (eval $v->{source}) {	1423	my $active = eval $v->{source};
		1424
		1425	if (length $@) {
1357	my $msg = $@ ? "$v->{path}: $@\n"	1426	warn "$v->{path}: $@\n";
1358	: "$v->{base}: extension inactive.\n";
1359		1427
1360	if (exists $v->{meta}{mandatory}) {
1361	warn $msg;
1362	cf::cleanup "mandatory extension failed to load, exiting.";	1428	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1363	}	1429	if exists $v->{meta}{mandatory};
1364		1430	} else {
1365	warn $msg;	1431	$done{$k} = delete $todo{$k};
		1432	push @EXTS, $v->{pkg};
		1433	$progress = 1;
		1434
		1435	warn "$v->{base}: extension inactive.\n"
		1436	unless $active;
1366	}	1437	}
1367
1368	$done{$k} = delete $todo{$k};
1369	push @EXTS, $v->{pkg};
1370	$progress = 1;
1371	}	1438	}
1372		1439
1373	skip:	1440	unless ($progress) {
1374	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1441	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1375	unless $progress;	1442
		1443	while (my ($k, $v) = each %todo) {
		1444	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1445	if exists $v->{meta}{mandatory};
		1446	}
		1447	}
1376	}	1448	}
1377	};	1449	};
1378	}	1450	}
1379		1451
1380	#############################################################################	1452	#############################################################################
1381		1453
1382	=back	1454	=back
1383		1455
1384	=head2 CORE EXTENSIONS	1456	=head2 CORE EXTENSIONS
1385		1457
1386	Functions and methods that extend core crossfire objects.	1458	Functions and methods that extend core deliantra objects.
1387		1459
1388	=cut	1460	=cut
1389		1461
1390	package cf::player;	1462	package cf::player;
1391		1463
…		…
1434		1506
1435	sub exists($) {	1507	sub exists($) {
1436	my ($login) = @_;	1508	my ($login) = @_;
1437		1509
1438	$cf::PLAYER{$login}	1510	$cf::PLAYER{$login}
1439	or cf::sync_job { !aio_stat path $login }	1511	or !aio_stat path $login
1440	}	1512	}
1441		1513
1442	sub find($) {	1514	sub find($) {
1443	return $cf::PLAYER{$_[0]} || do {	1515	return $cf::PLAYER{$_[0]} || do {
1444	my $login = $_[0];	1516	my $login = $_[0];
…		…
1464	$cf::PLAYER{$login} = $pl	1536	$cf::PLAYER{$login} = $pl
1465	}	1537	}
1466	}	1538	}
1467	}	1539	}
1468		1540
		1541	cf::player->attach (
		1542	on_load => sub {
		1543	my ($pl, $path) = @_;
		1544
		1545	# restore slots saved in save, below
		1546	my $slots = delete $pl->{_slots};
		1547
		1548	$pl->ob->current_weapon ($slots->[0]);
		1549	$pl->combat_ob ($slots->[1]);
		1550	$pl->ranged_ob ($slots->[2]);
		1551	},
		1552	);
		1553
1469	sub save($) {	1554	sub save($) {
1470	my ($pl) = @_;	1555	my ($pl) = @_;
1471		1556
1472	return if $pl->{deny_save};	1557	return if $pl->{deny_save};
1473		1558
…		…
1478		1563
1479	aio_mkdir playerdir $pl, 0770;	1564	aio_mkdir playerdir $pl, 0770;
1480	$pl->{last_save} = $cf::RUNTIME;	1565	$pl->{last_save} = $cf::RUNTIME;
1481		1566
1482	cf::get_slot 0.01;	1567	cf::get_slot 0.01;
		1568
		1569	# save slots, to be restored later
		1570	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1483		1571
1484	$pl->save_pl ($path);	1572	$pl->save_pl ($path);
1485	cf::cede_to_tick;	1573	cf::cede_to_tick;
1486	}	1574	}
1487		1575
…		…
1519	my ($pl) = @_;	1607	my ($pl) = @_;
1520		1608
1521	my $name = $pl->ob->name;	1609	my $name = $pl->ob->name;
1522		1610
1523	$pl->{deny_save} = 1;	1611	$pl->{deny_save} = 1;
1524	$pl->password ("*"); # this should lock out the player until we nuked the dir	1612	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1525		1613
1526	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1614	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1527	$pl->deactivate;	1615	$pl->deactivate;
		1616	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1617	$pl->ob->check_score;
1528	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1618	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1529	$pl->ns->destroy if $pl->ns;	1619	$pl->ns->destroy if $pl->ns;
1530		1620
1531	my $path = playerdir $pl;	1621	my $path = playerdir $pl;
1532	my $temp = "$path~$cf::RUNTIME~deleting~";	1622	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1613	}	1703	}
1614		1704
1615	\@paths	1705	\@paths
1616	}	1706	}
1617		1707
1618	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1708	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1619		1709
1620	Expand crossfire pod fragments into protocol xml.	1710	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		1711
1711	=item $player->ext_reply ($msgid, @msg)	1712	=item $player->ext_reply ($msgid, @msg)
1712		1713
1713	Sends an ext reply to the player.	1714	Sends an ext reply to the player.
1714		1715
…		…
1787	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	1788	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1788		1789
1789	# mit "rum" bekleckern, nicht	1790	# mit "rum" bekleckern, nicht
1790	$self->_create_random_map (	1791	$self->_create_random_map (
1791	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1792	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1792	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1793	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1793	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1794	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1794	$rmp->{exit_on_final_map},	1795	$rmp->{exit_on_final_map},
1795	$rmp->{xsize}, $rmp->{ysize},	1796	$rmp->{xsize}, $rmp->{ysize},
1796	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1797	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1797	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1798	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1927		1928
1928	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	1929	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1929	"$UNIQUEDIR/$path"	1930	"$UNIQUEDIR/$path"
1930	}	1931	}
1931		1932
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 $_->outdoor, values %cf::MAP;
1939	}
1940
1941	sub decay_objects {	1933	sub decay_objects {
1942	my ($self) = @_;	1934	my ($self) = @_;
1943		1935
1944	return if $self->{deny_reset};	1936	return if $self->{deny_reset};
1945		1937
…		…
2027	sub find {	2019	sub find {
2028	my ($path, $origin) = @_;	2020	my ($path, $origin) = @_;
2029		2021
2030	$path = normalise $path, $origin && $origin->path;	2022	$path = normalise $path, $origin && $origin->path;
2031		2023
2032	cf::lock_wait "map_data:$path";#d#remove	2024	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
2033	cf::lock_wait "map_find:$path";	2025	my $guard2 = cf::lock_acquire "map_find:$path";
2034		2026
2035	$cf::MAP{$path} || do {	2027	$cf::MAP{$path} || do {
2036	my $guard1 = cf::lock_acquire "map_find:$path";
2037	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
2038
2039	my $map = new_from_path cf::map $path	2028	my $map = new_from_path cf::map $path
2040	or return;	2029	or return;
2041		2030
2042	$map->{last_save} = $cf::RUNTIME;	2031	$map->{last_save} = $cf::RUNTIME;
2043		2032
…		…
2045	or return;	2034	or return;
2046		2035
2047	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2036	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
2048	# doing this can freeze the server in a sync job, obviously	2037	# doing this can freeze the server in a sync job, obviously
2049	#$cf::WAIT_FOR_TICK->wait;	2038	#$cf::WAIT_FOR_TICK->wait;
		2039	undef $guard2;
2050	undef $guard1;	2040	undef $guard1;
2051	undef $guard2;
2052	$map->reset;	2041	$map->reset;
2053	return find $path;	2042	return find $path;
2054	}	2043	}
2055		2044
2056	$cf::MAP{$path} = $map	2045	$cf::MAP{$path} = $map
2057	}	2046	}
2058	}	2047	}
2059		2048
2060	sub pre_load { }	2049	sub pre_load { }
2061	sub post_load { }	2050	#sub post_load { } # XS
2062		2051
2063	sub load {	2052	sub load {
2064	my ($self) = @_;	2053	my ($self) = @_;
2065		2054
2066	local $self->{deny_reset} = 1; # loading can take a long time	2055	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2083	my $f = new_from_file cf::object::thawer $self->{load_path};	2072	my $f = new_from_file cf::object::thawer $self->{load_path};
2084	$f->skip_block;	2073	$f->skip_block;
2085	$self->_load_objects ($f)	2074	$self->_load_objects ($f)
2086	or return;	2075	or return;
2087		2076
2088	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2077	$self->post_load_original
2089	if delete $self->{load_original};	2078	if delete $self->{load_original};
2090		2079
2091	if (my $uniq = $self->uniq_path) {	2080	if (my $uniq = $self->uniq_path) {
2092	utf8::encode $uniq;	2081	utf8::encode $uniq;
2093	unless (aio_stat $uniq) {	2082	unless (aio_stat $uniq) {
…		…
2111	unless ($self->{deny_activate}) {	2100	unless ($self->{deny_activate}) {
2112	$self->decay_objects;	2101	$self->decay_objects;
2113	$self->fix_auto_apply;	2102	$self->fix_auto_apply;
2114	$self->update_buttons;	2103	$self->update_buttons;
2115	cf::cede_to_tick;	2104	cf::cede_to_tick;
2116	$self->set_darkness_map;
2117	cf::cede_to_tick;
2118	$self->activate;	2105	$self->activate;
2119	}	2106	}
2120		2107
2121	$self->{last_save} = $cf::RUNTIME;	2108	$self->{last_save} = $cf::RUNTIME;
2122	$self->last_access ($cf::RUNTIME);	2109	$self->last_access ($cf::RUNTIME);
…		…
2125	}	2112	}
2126		2113
2127	$self->post_load;	2114	$self->post_load;
2128	}	2115	}
2129		2116
		2117	# customize the map for a given player, i.e.
		2118	# return the _real_ map. used by e.g. per-player
		2119	# maps to change the path to ~playername/mappath
2130	sub customise_for {	2120	sub customise_for {
2131	my ($self, $ob) = @_;	2121	my ($self, $ob) = @_;
2132		2122
2133	return find "~" . $ob->name . "/" . $self->{path}	2123	return find "~" . $ob->name . "/" . $self->{path}
2134	if $self->per_player;	2124	if $self->per_player;
…		…
2288		2278
2289	my $lock = cf::lock_acquire "map_data:$self->{path}";	2279	my $lock = cf::lock_acquire "map_data:$self->{path}";
2290		2280
2291	return if $self->players;	2281	return if $self->players;
2292		2282
2293	warn "resetting map ", $self->path;	2283	warn "resetting map ", $self->path, "\n";
2294		2284
2295	$self->in_memory (cf::MAP_SWAPPED);	2285	$self->in_memory (cf::MAP_SWAPPED);
2296		2286
2297	# need to save uniques path	2287	# need to save uniques path
2298	unless ($self->{deny_save}) {	2288	unless ($self->{deny_save}) {
…		…
2389	: normalise $_	2379	: normalise $_
2390	} @{ aio_readdir $UNIQUEDIR or [] }	2380	} @{ aio_readdir $UNIQUEDIR or [] }
2391	]	2381	]
2392	}	2382	}
2393		2383
		2384	=item cf::map::static_maps
		2385
		2386	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2387	file in the shared directory excluding F</styles> and F</editor>). May
		2388	block.
		2389
		2390	=cut
		2391
		2392	sub static_maps() {
		2393	my @dirs = "";
		2394	my @maps;
		2395
		2396	while (@dirs) {
		2397	my $dir = shift @dirs;
		2398
		2399	next if $dir eq "/styles" || $dir eq "/editor";
		2400
		2401	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2402	or return;
		2403
		2404	for (@$files) {
		2405	s/\.map$// or next;
		2406	utf8::decode $_;
		2407	push @maps, "$dir/$_";
		2408	}
		2409
		2410	push @dirs, map "$dir/$_", @$dirs;
		2411	}
		2412
		2413	\@maps
		2414	}
		2415
2394	=back	2416	=back
2395		2417
2396	=head3 cf::object	2418	=head3 cf::object
2397		2419
2398	=cut	2420	=cut
…		…
2459	can be C<undef>. Does the right thing when the player is currently in a	2481	can be C<undef>. Does the right thing when the player is currently in a
2460	dialogue with the given NPC character.	2482	dialogue with the given NPC character.
2461		2483
2462	=cut	2484	=cut
2463		2485
		2486	our $SAY_CHANNEL = {
		2487	id => "say",
		2488	title => "Map",
		2489	reply => "say ",
		2490	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2491	};
		2492
		2493	our $CHAT_CHANNEL = {
		2494	id => "chat",
		2495	title => "Chat",
		2496	reply => "chat ",
		2497	tooltip => "Player chat and shouts, global to the server.",
		2498	};
		2499
2464	# rough implementation of a future "reply" method that works	2500	# rough implementation of a future "reply" method that works
2465	# with dialog boxes.	2501	# with dialog boxes.
2466	#TODO: the first argument must go, split into a $npc->reply_to ( method	2502	#TODO: the first argument must go, split into a $npc->reply_to ( method
2467	sub cf::object::player::reply($$$;$) {	2503	sub cf::object::player::reply($$$;$) {
2468	my ($self, $npc, $msg, $flags) = @_;	2504	my ($self, $npc, $msg, $flags) = @_;
…		…
2479	my $dialog = $pl->{npc_dialog};	2515	my $dialog = $pl->{npc_dialog};
2480	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2516	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2481		2517
2482	} else {	2518	} else {
2483	$msg = $npc->name . " says: $msg" if $npc;	2519	$msg = $npc->name . " says: $msg" if $npc;
2484	$self->message ($msg, $flags);	2520	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2485	}	2521	}
2486	}	2522	}
2487	}	2523	}
2488		2524
2489	=item $object->send_msg ($channel, $msg, $color, [extra...])	2525	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2514		2550
2515	=item $player_object->enter_link	2551	=item $player_object->enter_link
2516		2552
2517	Freezes the player and moves him/her to a special map (C<{link}>).	2553	Freezes the player and moves him/her to a special map (C<{link}>).
2518		2554
2519	The player should be reasonably safe there for short amounts of time. You	2555	The player should be reasonably safe there for short amounts of time (e.g.
2520	I<MUST> call C<leave_link> as soon as possible, though.	2556	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2557	though, as the palyer cannot control the character while it is on the link
		2558	map.
2521		2559
2522	Will never block.	2560	Will never block.
2523		2561
2524	=item $player_object->leave_link ($map, $x, $y)	2562	=item $player_object->leave_link ($map, $x, $y)
2525		2563
…		…
2577	($x, $y) = (-1, -1)	2615	($x, $y) = (-1, -1)
2578	unless (defined $x) && (defined $y);	2616	unless (defined $x) && (defined $y);
2579		2617
2580	# use -1 or undef as default coordinates, not 0, 0	2618	# use -1 or undef as default coordinates, not 0, 0
2581	($x, $y) = ($map->enter_x, $map->enter_y)	2619	($x, $y) = ($map->enter_x, $map->enter_y)
2582	if $x <=0 && $y <= 0;	2620	if $x <= 0 && $y <= 0;
2583		2621
2584	$map->load;	2622	$map->load;
2585	$map->load_neighbours;	2623	$map->load_neighbours;
2586		2624
2587	return unless $self->contr->active;	2625	return unless $self->contr->active;
2588	$self->activate_recursive;
2589		2626
2590	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2627	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2591	$self->enter_map ($map, $x, $y);	2628	$self->enter_map ($map, $x, $y);
		2629
		2630	# only activate afterwards, to support waiting in hooks
		2631	$self->activate_recursive;
2592	}	2632	}
2593		2633
2594	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2634	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2595		2635
2596	Moves the player to the given map-path and coordinates by first freezing	2636	Moves the player to the given map-path and coordinates by first freezing
2597	her, loading and preparing them map, calling the provided $check callback	2637	her, loading and preparing them map, calling the provided $check callback
2598	that has to return the map if sucecssful, and then unfreezes the player on	2638	that has to return the map if sucecssful, and then unfreezes the player on
2599	the new (success) or old (failed) map position. In either case, $done will	2639	the new (success) or old (failed) map position. In either case, $done will
2600	be called at the end of this process.	2640	be called at the end of this process.
		2641
		2642	Note that $check will be called with a potentially non-loaded map, so if
		2643	it needs a loaded map it has to call C<< ->load >>.
2601		2644
2602	=cut	2645	=cut
2603		2646
2604	our $GOTOGEN;	2647	our $GOTOGEN;
2605		2648
…		…
2684	}	2727	}
2685		2728
2686	sub prepare_random_map {	2729	sub prepare_random_map {
2687	my ($exit) = @_;	2730	my ($exit) = @_;
2688		2731
2689	my $guard = cf::lock_acquire "exit_prepare:$exit";
2690
2691	# all this does is basically replace the /! path by	2732	# all this does is basically replace the /! path by
2692	# a new random map path (?random/...) with a seed	2733	# a new random map path (?random/...) with a seed
2693	# that depends on the exit object	2734	# that depends on the exit object
2694		2735
2695	my $rmp = parse_random_map_params $exit->msg;	2736	my $rmp = parse_random_map_params $exit->msg;
…		…
2697	if ($exit->map) {	2738	if ($exit->map) {
2698	$rmp->{region} = $exit->region->name;	2739	$rmp->{region} = $exit->region->name;
2699	$rmp->{origin_map} = $exit->map->path;	2740	$rmp->{origin_map} = $exit->map->path;
2700	$rmp->{origin_x} = $exit->x;	2741	$rmp->{origin_x} = $exit->x;
2701	$rmp->{origin_y} = $exit->y;	2742	$rmp->{origin_y} = $exit->y;
		2743
		2744	$exit->map->touch;
2702	}	2745	}
2703		2746
2704	$rmp->{random_seed} ||= $exit->random_seed;	2747	$rmp->{random_seed} ||= $exit->random_seed;
2705		2748
2706	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);	2749	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
…		…
2710	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2753	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2711	aio_write $fh, 0, (length $data), $data, 0;	2754	aio_write $fh, 0, (length $data), $data, 0;
2712	undef $fh;	2755	undef $fh;
2713	aio_rename "$meta~", $meta;	2756	aio_rename "$meta~", $meta;
2714		2757
		2758	my $slaying = "?random/$md5";
		2759
		2760	if ($exit->valid) {
2715	$exit->slaying ("?random/$md5");	2761	$exit->slaying ("?random/$md5");
2716	$exit->msg (undef);	2762	$exit->msg (undef);
		2763	}
2717	}	2764	}
2718	}	2765	}
2719		2766
2720	sub cf::object::player::enter_exit {	2767	sub cf::object::player::enter_exit {
2721	my ($self, $exit) = @_;	2768	my ($self, $exit) = @_;
2722		2769
2723	return unless $self->type == cf::PLAYER;	2770	return unless $self->type == cf::PLAYER;
2724		2771
2725	if ($exit->slaying eq "/!") {
2726	#TODO: this should de-fi-ni-te-ly not be a sync-job
2727	# the problem is that $exit might not survive long enough
2728	# so it needs to be done right now, right here
2729	cf::sync_job { prepare_random_map $exit };
2730	}
2731
2732	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2733	my $hp = $exit->stats->hp;
2734	my $sp = $exit->stats->sp;
2735
2736	$self->enter_link;	2772	$self->enter_link;
2737		2773
2738	# if exit is damned, update players death & WoR home-position
2739	$self->contr->savebed ($slaying, $hp, $sp)
2740	if $exit->flag (FLAG_DAMNED);
2741
2742	(async {	2774	(async {
2743	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2775	$Coro::current->{desc} = "enter_exit";
2744		2776
2745	$self->deactivate_recursive; # just to be sure
2746	unless (eval {	2777	unless (eval {
		2778	$self->deactivate_recursive; # just to be sure
		2779
		2780	# random map handling
		2781	{
		2782	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2783
		2784	prepare_random_map $exit
		2785	if $exit->slaying eq "/!";
		2786	}
		2787
		2788	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2789	my $x = $exit->stats->hp;
		2790	my $y = $exit->stats->sp;
		2791
2747	$self->goto ($slaying, $hp, $sp);	2792	$self->goto ($map, $x, $y);
2748		2793
		2794	# if exit is damned, update players death & WoR home-position
		2795	$self->contr->savebed ($map, $x, $y)
		2796	if $exit->flag (cf::FLAG_DAMNED);
		2797
2749	1;	2798	1
2750	}) {	2799	}) {
2751	$self->message ("Something went wrong deep within the crossfire server. "	2800	$self->message ("Something went wrong deep within the deliantra server. "
2752	. "I'll try to bring you back to the map you were before. "	2801	. "I'll try to bring you back to the map you were before. "
2753	. "Please report this to the dungeon master!",	2802	. "Please report this to the dungeon master!",
2754	cf::NDI_UNIQUE | cf::NDI_RED);	2803	cf::NDI_UNIQUE | cf::NDI_RED);
2755		2804
2756	warn "ERROR in enter_exit: $@";	2805	warn "ERROR in enter_exit: $@";
…		…
2773	sub cf::client::send_drawinfo {	2822	sub cf::client::send_drawinfo {
2774	my ($self, $text, $flags) = @_;	2823	my ($self, $text, $flags) = @_;
2775		2824
2776	utf8::encode $text;	2825	utf8::encode $text;
2777	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2826	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2827	}
		2828
		2829	=item $client->send_big_packet ($pkt)
		2830
		2831	Like C<send_packet>, but tries to compress large packets, and fragments
		2832	them as required.
		2833
		2834	=cut
		2835
		2836	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2837
		2838	sub cf::client::send_big_packet {
		2839	my ($self, $pkt) = @_;
		2840
		2841	# try lzf for large packets
		2842	$pkt = "lzf " . Compress::LZF::compress $pkt
		2843	if 1024 <= length $pkt and $self->{can_lzf};
		2844
		2845	# split very large packets
		2846	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2847	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2848	$pkt = "frag";
		2849	}
		2850
		2851	$self->send_packet ($pkt);
2778	}	2852	}
2779		2853
2780	=item $client->send_msg ($channel, $msg, $color, [extra...])	2854	=item $client->send_msg ($channel, $msg, $color, [extra...])
2781		2855
2782	Send a drawinfo or msg packet to the client, formatting the msg for the	2856	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2786		2860
2787	=cut	2861	=cut
2788		2862
2789	# non-persistent channels (usually the info channel)	2863	# non-persistent channels (usually the info channel)
2790	our %CHANNEL = (	2864	our %CHANNEL = (
		2865	"c/motd" => {
		2866	id => "infobox",
		2867	title => "MOTD",
		2868	reply => undef,
		2869	tooltip => "The message of the day",
		2870	},
2791	"c/identify" => {	2871	"c/identify" => {
2792	id => "infobox",	2872	id => "infobox",
2793	title => "Identify",	2873	title => "Identify",
2794	reply => undef,	2874	reply => undef,
2795	tooltip => "Items recently identified",	2875	tooltip => "Items recently identified",
…		…
2797	"c/examine" => {	2877	"c/examine" => {
2798	id => "infobox",	2878	id => "infobox",
2799	title => "Examine",	2879	title => "Examine",
2800	reply => undef,	2880	reply => undef,
2801	tooltip => "Signs and other items you examined",	2881	tooltip => "Signs and other items you examined",
		2882	},
		2883	"c/shopinfo" => {
		2884	id => "infobox",
		2885	title => "Shop Info",
		2886	reply => undef,
		2887	tooltip => "What your bargaining skill tells you about the shop",
2802	},	2888	},
2803	"c/book" => {	2889	"c/book" => {
2804	id => "infobox",	2890	id => "infobox",
2805	title => "Book",	2891	title => "Book",
2806	reply => undef,	2892	reply => undef,
…		…
2822	id => "infobox",	2908	id => "infobox",
2823	title => "Body Parts",	2909	title => "Body Parts",
2824	reply => undef,	2910	reply => undef,
2825	tooltip => "Shows which body parts you posess and are available",	2911	tooltip => "Shows which body parts you posess and are available",
2826	},	2912	},
		2913	"c/statistics" => {
		2914	id => "infobox",
		2915	title => "Statistics",
		2916	reply => undef,
		2917	tooltip => "Shows your primary statistics",
		2918	},
		2919	"c/skills" => {
		2920	id => "infobox",
		2921	title => "Skills",
		2922	reply => undef,
		2923	tooltip => "Shows your experience per skill and item power",
		2924	},
		2925	"c/shopitems" => {
		2926	id => "infobox",
		2927	title => "Shop Items",
		2928	reply => undef,
		2929	tooltip => "Shows the items currently for sale in this shop",
		2930	},
		2931	"c/resistances" => {
		2932	id => "infobox",
		2933	title => "Resistances",
		2934	reply => undef,
		2935	tooltip => "Shows your resistances",
		2936	},
		2937	"c/pets" => {
		2938	id => "infobox",
		2939	title => "Pets",
		2940	reply => undef,
		2941	tooltip => "Shows information abotu your pets/a specific pet",
		2942	},
		2943	"c/perceiveself" => {
		2944	id => "infobox",
		2945	title => "Perceive Self",
		2946	reply => undef,
		2947	tooltip => "You gained detailed knowledge about yourself",
		2948	},
2827	"c/uptime" => {	2949	"c/uptime" => {
2828	id => "infobox",	2950	id => "infobox",
2829	title => "Uptime",	2951	title => "Uptime",
2830	reply => undef,	2952	reply => undef,
2831	tooltip => "How long the server has been running since last restart",	2953	tooltip => "How long the server has been running since last restart",
…		…
2840	id => "party",	2962	id => "party",
2841	title => "Party",	2963	title => "Party",
2842	reply => "gsay ",	2964	reply => "gsay ",
2843	tooltip => "Messages and chat related to your party",	2965	tooltip => "Messages and chat related to your party",
2844	},	2966	},
		2967	"c/death" => {
		2968	id => "death",
		2969	title => "Death",
		2970	reply => undef,
		2971	tooltip => "Reason for and more info about your most recent death",
		2972	},
		2973	"c/say" => $SAY_CHANNEL,
		2974	"c/chat" => $CHAT_CHANNEL,
2845	);	2975	);
2846		2976
2847	sub cf::client::send_msg {	2977	sub cf::client::send_msg {
2848	my ($self, $channel, $msg, $color, @extra) = @_;	2978	my ($self, $channel, $msg, $color, @extra) = @_;
2849		2979
2850	$msg = $self->pl->expand_cfpod ($msg);	2980	$msg = $self->pl->expand_cfpod ($msg)
		2981	unless $color & cf::NDI_VERBATIM;
2851		2982
2852	$color &= cf::NDI_CLIENT_MASK; # just in case...	2983	$color &= cf::NDI_CLIENT_MASK; # just in case...
2853		2984
2854	# check predefined channels, for the benefit of C	2985	# check predefined channels, for the benefit of C
2855	if ($CHANNEL{$channel}) {	2986	if ($CHANNEL{$channel}) {
2856	$channel = $CHANNEL{$channel};	2987	$channel = $CHANNEL{$channel};
2857		2988
2858	$self->ext_msg (channel_info => $channel)	2989	$self->ext_msg (channel_info => $channel);
2859	if $self->can_msg;
2860
2861	$channel = $channel->{id};	2990	$channel = $channel->{id};
2862		2991
2863	} elsif (ref $channel) {	2992	} elsif (ref $channel) {
2864	# send meta info to client, if not yet sent	2993	# send meta info to client, if not yet sent
2865	unless (exists $self->{channel}{$channel->{id}}) {	2994	unless (exists $self->{channel}{$channel->{id}}) {
2866	$self->{channel}{$channel->{id}} = $channel;	2995	$self->{channel}{$channel->{id}} = $channel;
2867	$self->ext_msg (channel_info => $channel)	2996	$self->ext_msg (channel_info => $channel);
2868	if $self->can_msg;
2869	}	2997	}
2870		2998
2871	$channel = $channel->{id};	2999	$channel = $channel->{id};
2872	}	3000	}
2873		3001
2874	return unless @extra || length $msg;	3002	return unless @extra || length $msg;
2875		3003
2876	if ($self->can_msg) {
2877	# default colour, mask it out	3004	# default colour, mask it out
2878	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3005	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2879	if $color & cf::NDI_DEF;	3006	if $color & cf::NDI_DEF;
2880		3007
2881	$self->send_packet ("msg " . $self->{json_coder}->encode (	3008	my $pkt = "msg "
		3009	. $self->{json_coder}->encode (
2882	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3010	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2883	} else {	3011	);
2884	if ($color >= 0) {
2885	# replace some tags by gcfclient-compatible ones
2886	for ($msg) {
2887	1 while
2888	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2889	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2890	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2891	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2892	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2893	}
2894		3012
2895	$color &= cf::NDI_COLOR_MASK;	3013	$self->send_big_packet ($pkt);
2896
2897	utf8::encode $msg;
2898
2899	if (0 && $msg =~ /\[/) {
2900	# COMMAND/INFO
2901	$self->send_packet ("drawextinfo $color 10 8 $msg")
2902	} else {
2903	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2904	$self->send_packet ("drawinfo $color $msg")
2905	}
2906	}
2907	}
2908	}	3014	}
2909		3015
2910	=item $client->ext_msg ($type, @msg)	3016	=item $client->ext_msg ($type, @msg)
2911		3017
2912	Sends an ext event to the client.	3018	Sends an ext event to the client.
…		…
2915		3021
2916	sub cf::client::ext_msg($$@) {	3022	sub cf::client::ext_msg($$@) {
2917	my ($self, $type, @msg) = @_;	3023	my ($self, $type, @msg) = @_;
2918		3024
2919	if ($self->extcmd == 2) {	3025	if ($self->extcmd == 2) {
2920	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3026	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2921	} elsif ($self->extcmd == 1) { # TODO: remove	3027	} elsif ($self->extcmd == 1) { # TODO: remove
2922	push @msg, msgtype => "event_$type";	3028	push @msg, msgtype => "event_$type";
2923	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3029	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2924	}	3030	}
2925	}	3031	}
2926		3032
2927	=item $client->ext_reply ($msgid, @msg)	3033	=item $client->ext_reply ($msgid, @msg)
2928		3034
…		…
2932		3038
2933	sub cf::client::ext_reply($$@) {	3039	sub cf::client::ext_reply($$@) {
2934	my ($self, $id, @msg) = @_;	3040	my ($self, $id, @msg) = @_;
2935		3041
2936	if ($self->extcmd == 2) {	3042	if ($self->extcmd == 2) {
2937	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3043	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2938	} elsif ($self->extcmd == 1) {	3044	} elsif ($self->extcmd == 1) {
2939	#TODO: version 1, remove	3045	#TODO: version 1, remove
2940	unshift @msg, msgtype => "reply", msgid => $id;	3046	unshift @msg, msgtype => "reply", msgid => $id;
2941	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3047	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2942	}	3048	}
2943	}	3049	}
2944		3050
2945	=item $success = $client->query ($flags, "text", \&cb)	3051	=item $success = $client->query ($flags, "text", \&cb)
2946		3052
…		…
3047		3153
3048	$coro	3154	$coro
3049	}	3155	}
3050		3156
3051	cf::client->attach (	3157	cf::client->attach (
3052	on_destroy => sub {	3158	on_client_destroy => sub {
3053	my ($ns) = @_;	3159	my ($ns) = @_;
3054		3160
3055	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3161	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3056	},	3162	},
3057	);	3163	);
…		…
3073	our $safe_hole = new Safe::Hole;	3179	our $safe_hole = new Safe::Hole;
3074		3180
3075	$SIG{FPE} = 'IGNORE';	3181	$SIG{FPE} = 'IGNORE';
3076		3182
3077	$safe->permit_only (Opcode::opset qw(	3183	$safe->permit_only (Opcode::opset qw(
3078	:base_core :base_mem :base_orig :base_math	3184	:base_core :base_mem :base_orig :base_math :base_loop
3079	grepstart grepwhile mapstart mapwhile	3185	grepstart grepwhile mapstart mapwhile
3080	sort time	3186	sort time
3081	));	3187	));
3082		3188
3083	# here we export the classes and methods available to script code	3189	# here we export the classes and methods available to script code
…		…
3087	The following functions and methods are available within a safe environment:	3193	The following functions and methods are available within a safe environment:
3088		3194
3089	cf::object	3195	cf::object
3090	contr pay_amount pay_player map x y force_find force_add destroy	3196	contr pay_amount pay_player map x y force_find force_add destroy
3091	insert remove name archname title slaying race decrease split	3197	insert remove name archname title slaying race decrease split
		3198	value
3092		3199
3093	cf::object::player	3200	cf::object::player
3094	player	3201	player
3095		3202
3096	cf::player	3203	cf::player
…		…
3101		3208
3102	=cut	3209	=cut
3103		3210
3104	for (	3211	for (
3105	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3212	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3106	insert remove inv name archname title slaying race	3213	insert remove inv nrof name archname title slaying race
3107	decrease split destroy)],	3214	decrease split destroy change_exp value msg lore send_msg)],
3108	["cf::object::player" => qw(player)],	3215	["cf::object::player" => qw(player)],
3109	["cf::player" => qw(peaceful)],	3216	["cf::player" => qw(peaceful send_msg)],
3110	["cf::map" => qw(trigger)],	3217	["cf::map" => qw(trigger)],
3111	) {	3218	) {
3112	no strict 'refs';	3219	no strict 'refs';
3113	my ($pkg, @funs) = @$_;	3220	my ($pkg, @funs) = @$_;
3114	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3221	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
3132		3239
3133	my $qcode = $code;	3240	my $qcode = $code;
3134	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3241	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3135	$qcode =~ s/\n/\\n/g;	3242	$qcode =~ s/\n/\\n/g;
3136		3243
		3244	%vars = (_dummy => 0) unless %vars;
		3245
		3246	my @res;
3137	local $_;	3247	local $_;
3138	local @safe::cf::_safe_eval_args = values %vars;
3139		3248
3140	my $eval =	3249	my $eval =
3141	"do {\n"	3250	"do {\n"
3142	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3251	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3143	. "#line 0 \"{$qcode}\"\n"	3252	. "#line 0 \"{$qcode}\"\n"
3144	. $code	3253	. $code
3145	. "\n}"	3254	. "\n}"
3146	;	3255	;
3147		3256
		3257	if ($CFG{safe_eval}) {
3148	sub_generation_inc;	3258	sub_generation_inc;
		3259	local @safe::cf::_safe_eval_args = values %vars;
3149	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3260	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3150	sub_generation_inc;	3261	sub_generation_inc;
		3262	} else {
		3263	local @cf::_safe_eval_args = values %vars;
		3264	@res = wantarray ? eval eval : scalar eval $eval;
		3265	}
3151		3266
3152	if ($@) {	3267	if ($@) {
3153	warn "$@";	3268	warn "$@";
3154	warn "while executing safe code '$code'\n";	3269	warn "while executing safe code '$code'\n";
3155	warn "with arguments " . (join " ", %vars) . "\n";	3270	warn "with arguments " . (join " ", %vars) . "\n";
…		…
3174	=cut	3289	=cut
3175		3290
3176	sub register_script_function {	3291	sub register_script_function {
3177	my ($fun, $cb) = @_;	3292	my ($fun, $cb) = @_;
3178		3293
3179	no strict 'refs';	3294	$fun = "safe::$fun" if $CFG{safe_eval};
3180	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3295	*$fun = $safe_hole->wrap ($cb);
3181	}	3296	}
3182		3297
3183	=back	3298	=back
3184		3299
3185	=cut	3300	=cut
…		…
3206		3321
3207	$facedata->{version} == 2	3322	$facedata->{version} == 2
3208	or cf::cleanup "$path: version mismatch, cannot proceed.";	3323	or cf::cleanup "$path: version mismatch, cannot proceed.";
3209		3324
3210	# patch in the exptable	3325	# patch in the exptable
		3326	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3211	$facedata->{resource}{"res/exp_table"} = {	3327	$facedata->{resource}{"res/exp_table"} = {
3212	type => FT_RSRC,	3328	type => FT_RSRC,
3213	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3329	data => $exp_table,
		3330	hash => (Digest::MD5::md5 $exp_table),
3214	};	3331	};
3215	cf::cede_to_tick;	3332	cf::cede_to_tick;
3216		3333
3217	{	3334	{
3218	my $faces = $facedata->{faceinfo};	3335	my $faces = $facedata->{faceinfo};
…		…
3220	while (my ($face, $info) = each %$faces) {	3337	while (my ($face, $info) = each %$faces) {
3221	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3338	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3222		3339
3223	cf::face::set_visibility $idx, $info->{visibility};	3340	cf::face::set_visibility $idx, $info->{visibility};
3224	cf::face::set_magicmap $idx, $info->{magicmap};	3341	cf::face::set_magicmap $idx, $info->{magicmap};
3225	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3342	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3226	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3343	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3227		3344
3228	cf::cede_to_tick;	3345	cf::cede_to_tick;
3229	}	3346	}
3230		3347
3231	while (my ($face, $info) = each %$faces) {	3348	while (my ($face, $info) = each %$faces) {
…		…
3255		3372
3256	cf::anim::invalidate_all; # d'oh	3373	cf::anim::invalidate_all; # d'oh
3257	}	3374	}
3258		3375
3259	{	3376	{
3260	# TODO: for gcfclient pleasure, we should give resources
3261	# that gcfclient doesn't grok a >10000 face index.
3262	my $res = $facedata->{resource};	3377	my $res = $facedata->{resource};
3263		3378
3264	while (my ($name, $info) = each %$res) {	3379	while (my ($name, $info) = each %$res) {
3265	if (defined $info->{type}) {	3380	if (defined $info->{type}) {
3266	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3381	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3267	my $data;
3268		3382
3269	if ($info->{type} & 1) {	3383	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3270	# prepend meta info
3271
3272	my $meta = $enc->encode ({
3273	name => $name,
3274	%{ $info->{meta} || {} },
3275	});
3276
3277	$data = pack "(w/a*)*", $meta, $info->{data};
3278	} else {
3279	$data = $info->{data};
3280	}
3281
3282	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3283	cf::face::set_type $idx, $info->{type};	3384	cf::face::set_type $idx, $info->{type};
3284	} else {	3385	} else {
3285	$RESOURCE{$name} = $info;	3386	$RESOURCE{$name} = $info;
3286	}	3387	}
3287		3388
…		…
3370	reload_treasures;	3471	reload_treasures;
3371		3472
3372	warn "finished reloading resource files\n";	3473	warn "finished reloading resource files\n";
3373	}	3474	}
3374		3475
3375	sub init {
3376	my $guard = freeze_mainloop;
3377
3378	reload_resources;
3379	}
3380
3381	sub reload_config {	3476	sub reload_config {
		3477	warn "reloading config file...\n";
		3478
3382	open my $fh, "<:utf8", "$CONFDIR/config"	3479	open my $fh, "<:utf8", "$CONFDIR/config"
3383	or return;	3480	or return;
3384		3481
3385	local $/;	3482	local $/;
3386	*CFG = YAML::Load <$fh>;	3483	*CFG = YAML::XS::Load scalar <$fh>;
3387		3484
3388	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3485	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3389		3486
3390	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3487	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3391	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3488	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3395	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3492	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3396	and die "WARNING: m(un)lockall failed: $!\n";	3493	and die "WARNING: m(un)lockall failed: $!\n";
3397	};	3494	};
3398	warn $@ if $@;	3495	warn $@ if $@;
3399	}	3496	}
		3497
		3498	warn "finished reloading resource files\n";
		3499	}
		3500
		3501	sub pidfile() {
		3502	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3503	or die "$PIDFILE: $!";
		3504	flock $fh, &Fcntl::LOCK_EX
		3505	or die "$PIDFILE: flock: $!";
		3506	$fh
		3507	}
		3508
		3509	# make sure only one server instance is running at any one time
		3510	sub atomic {
		3511	my $fh = pidfile;
		3512
		3513	my $pid = <$fh>;
		3514	kill 9, $pid if $pid > 0;
		3515
		3516	seek $fh, 0, 0;
		3517	print $fh $$;
		3518	}
		3519
		3520	sub main_loop {
		3521	warn "EV::loop starting\n";
		3522	if (1) {
		3523	EV::loop;
		3524	}
		3525	warn "EV::loop returned\n";
		3526	goto &main_loop unless $REALLY_UNLOOP;
3400	}	3527	}
3401		3528
3402	sub main {	3529	sub main {
		3530	cf::init_globals; # initialise logging
		3531
		3532	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3533	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3534	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3535	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3536
		3537	cf::init_experience;
		3538	cf::init_anim;
		3539	cf::init_attackmess;
		3540	cf::init_dynamic;
		3541
		3542	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3543
3403	# we must not ever block the main coroutine	3544	# we must not ever block the main coroutine
3404	local $Coro::idle = sub {	3545	local $Coro::idle = sub {
3405	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3546	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3406	(async {	3547	(async {
3407	$Coro::current->{desc} = "IDLE BUG HANDLER";	3548	$Coro::current->{desc} = "IDLE BUG HANDLER";
3408	EV::loop EV::LOOP_ONESHOT;	3549	EV::loop EV::LOOP_ONESHOT;
3409	})->prio (Coro::PRIO_MAX);	3550	})->prio (Coro::PRIO_MAX);
3410	};	3551	};
3411		3552
3412	{	3553	evthread_start IO::AIO::poll_fileno;
3413	my $guard = freeze_mainloop;	3554
		3555	cf::sync_job {
		3556	cf::load_settings;
		3557	cf::load_materials;
		3558
		3559	reload_resources;
3414	reload_config;	3560	reload_config;
3415	db_init;	3561	db_init;
		3562
		3563	cf::init_uuid;
		3564	cf::init_signals;
		3565	cf::init_skills;
		3566
		3567	cf::init_beforeplay;
		3568
		3569	atomic;
		3570
3416	load_extensions;	3571	load_extensions;
3417		3572
3418	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3573	utime time, time, $RUNTIMEFILE;
3419	evthread_start IO::AIO::poll_fileno;	3574
		3575	# no (long-running) fork's whatsoever before this point(!)
		3576	use POSIX ();
		3577	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3578
		3579	(pop @POST_INIT)->(0) while @POST_INIT;
3420	}	3580	};
3421		3581
3422	EV::loop;	3582	main_loop;
3423	}	3583	}
3424		3584
3425	#############################################################################	3585	#############################################################################
3426	# initialisation and cleanup	3586	# initialisation and cleanup
3427		3587
3428	# install some emergency cleanup handlers	3588	# install some emergency cleanup handlers
3429	BEGIN {	3589	BEGIN {
3430	our %SIGWATCHER = ();	3590	our %SIGWATCHER = ();
3431	for my $signal (qw(INT HUP TERM)) {	3591	for my $signal (qw(INT HUP TERM)) {
3432	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3592	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3433	cf::cleanup "SIG$signal";	3593	cf::cleanup "SIG$signal";
3434	};	3594	};
3435	}	3595	}
3436	}	3596	}
3437		3597
3438	sub write_runtime_sync {	3598	sub write_runtime_sync {
3439	my $runtime = "$LOCALDIR/runtime";	3599	my $t0 = AE::time;
3440		3600
3441	# first touch the runtime file to show we are still running:	3601	# first touch the runtime file to show we are still running:
3442	# the fsync below can take a very very long time.	3602	# the fsync below can take a very very long time.
3443		3603
3444	IO::AIO::aio_utime $runtime, undef, undef;	3604	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3445		3605
3446	my $guard = cf::lock_acquire "write_runtime";	3606	my $guard = cf::lock_acquire "write_runtime";
3447		3607
3448	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3608	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3449	or return;	3609	or return;
3450		3610
3451	my $value = $cf::RUNTIME + 90 + 10;	3611	my $value = $cf::RUNTIME + 90 + 10;
3452	# 10 is the runtime save interval, for a monotonic clock	3612	# 10 is the runtime save interval, for a monotonic clock
3453	# 60 allows for the watchdog to kill the server.	3613	# 60 allows for the watchdog to kill the server.
…		…
3463	aio_utime $fh, undef, undef;	3623	aio_utime $fh, undef, undef;
3464		3624
3465	close $fh	3625	close $fh
3466	or return;	3626	or return;
3467		3627
3468	aio_rename "$runtime~", $runtime	3628	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3469	and return;	3629	and return;
3470		3630
3471	warn "runtime file written.\n";	3631	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
3472		3632
3473	1	3633	1
3474	}	3634	}
3475		3635
3476	our $uuid_lock;	3636	our $uuid_lock;
…		…
3485	my $uuid = "$LOCALDIR/uuid";	3645	my $uuid = "$LOCALDIR/uuid";
3486		3646
3487	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3647	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3488	or return;	3648	or return;
3489		3649
3490	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	3650	my $value = uuid_seq uuid_cur;
		3651
		3652	unless ($value) {
		3653	warn "cowardly refusing to write zero uuid value!\n";
		3654	return;
		3655	}
		3656
		3657	my $value = uuid_str $value + $uuid_skip;
3491	$uuid_skip = 0;	3658	$uuid_skip = 0;
3492		3659
3493	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3660	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3494	and return;	3661	and return;
3495		3662
…		…
3517	}	3684	}
3518		3685
3519	sub emergency_save() {	3686	sub emergency_save() {
3520	my $freeze_guard = cf::freeze_mainloop;	3687	my $freeze_guard = cf::freeze_mainloop;
3521		3688
3522	warn "enter emergency perl save\n";	3689	warn "emergency_perl_save: enter\n";
3523		3690
3524	cf::sync_job {	3691	cf::sync_job {
		3692	# this is a trade-off: we want to be very quick here, so
		3693	# save all maps without fsync, and later call a global sync
		3694	# (which in turn might be very very slow)
		3695	local $USE_FSYNC = 0;
		3696
3525	# use a peculiar iteration method to avoid tripping on perl	3697	# use a peculiar iteration method to avoid tripping on perl
3526	# refcount bugs in for. also avoids problems with players	3698	# refcount bugs in for. also avoids problems with players
3527	# and maps saved/destroyed asynchronously.	3699	# and maps saved/destroyed asynchronously.
3528	warn "begin emergency player save\n";	3700	warn "emergency_perl_save: begin player save\n";
3529	for my $login (keys %cf::PLAYER) {	3701	for my $login (keys %cf::PLAYER) {
3530	my $pl = $cf::PLAYER{$login} or next;	3702	my $pl = $cf::PLAYER{$login} or next;
3531	$pl->valid or next;	3703	$pl->valid or next;
3532	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3704	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3533	$pl->save;	3705	$pl->save;
3534	}	3706	}
3535	warn "end emergency player save\n";	3707	warn "emergency_perl_save: end player save\n";
3536		3708
3537	warn "begin emergency map save\n";	3709	warn "emergency_perl_save: begin map save\n";
3538	for my $path (keys %cf::MAP) {	3710	for my $path (keys %cf::MAP) {
3539	my $map = $cf::MAP{$path} or next;	3711	my $map = $cf::MAP{$path} or next;
3540	$map->valid or next;	3712	$map->valid or next;
3541	$map->save;	3713	$map->save;
3542	}	3714	}
3543	warn "end emergency map save\n";	3715	warn "emergency_perl_save: end map save\n";
3544		3716
3545	warn "begin emergency database checkpoint\n";	3717	warn "emergency_perl_save: begin database checkpoint\n";
3546	BDB::db_env_txn_checkpoint $DB_ENV;	3718	BDB::db_env_txn_checkpoint $DB_ENV;
3547	warn "end emergency database checkpoint\n";	3719	warn "emergency_perl_save: end database checkpoint\n";
3548		3720
3549	warn "begin write uuid\n";	3721	warn "emergency_perl_save: begin write uuid\n";
3550	write_uuid_sync 1;	3722	write_uuid_sync 1;
3551	warn "end write uuid\n";	3723	warn "emergency_perl_save: end write uuid\n";
3552	};	3724	};
3553		3725
		3726	warn "emergency_perl_save: starting sync()\n";
		3727	IO::AIO::aio_sync sub {
		3728	warn "emergency_perl_save: finished sync()\n";
		3729	};
		3730
3554	warn "leave emergency perl save\n";	3731	warn "emergency_perl_save: leave\n";
3555	}	3732	}
3556		3733
3557	sub post_cleanup {	3734	sub post_cleanup {
3558	my ($make_core) = @_;	3735	my ($make_core) = @_;
3559		3736
3560	warn Carp::longmess "post_cleanup backtrace"	3737	warn Carp::longmess "post_cleanup backtrace"
3561	if $make_core;	3738	if $make_core;
		3739
		3740	my $fh = pidfile;
		3741	unlink $PIDFILE if <$fh> == $$;
		3742	}
		3743
		3744	# a safer delete_package, copied from Symbol
		3745	sub clear_package($) {
		3746	my $pkg = shift;
		3747
		3748	# expand to full symbol table name if needed
		3749	unless ($pkg =~ /^main::.*::$/) {
		3750	$pkg = "main$pkg" if $pkg =~ /^::/;
		3751	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3752	$pkg .= '::' unless $pkg =~ /::$/;
		3753	}
		3754
		3755	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3756	my $stem_symtab = *{$stem}{HASH};
		3757
		3758	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3759	or return;
		3760
		3761	# clear all symbols
		3762	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3763	for my $name (keys %$leaf_symtab) {
		3764	_gv_clear *{"$pkg$name"};
		3765	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3766	}
		3767	warn "cleared package $pkg\n";#d#
3562	}	3768	}
3563		3769
3564	sub do_reload_perl() {	3770	sub do_reload_perl() {
3565	# can/must only be called in main	3771	# can/must only be called in main
3566	if ($Coro::current != $Coro::main) {	3772	if ($Coro::current != $Coro::main) {
3567	warn "can only reload from main coroutine";	3773	warn "can only reload from main coroutine";
3568	return;	3774	return;
3569	}	3775	}
3570		3776
		3777	return if $RELOAD++;
		3778
		3779	my $t1 = AE::time;
		3780
		3781	while ($RELOAD) {
3571	warn "reloading...";	3782	warn "reloading...";
3572		3783
3573	warn "entering sync_job";	3784	warn "entering sync_job";
3574		3785
3575	cf::sync_job {	3786	cf::sync_job {
3576	cf::write_runtime_sync; # external watchdog should not bark	3787	cf::write_runtime_sync; # external watchdog should not bark
3577	cf::emergency_save;	3788	cf::emergency_save;
3578	cf::write_runtime_sync; # external watchdog should not bark	3789	cf::write_runtime_sync; # external watchdog should not bark
3579		3790
3580	warn "syncing database to disk";	3791	warn "syncing database to disk";
3581	BDB::db_env_txn_checkpoint $DB_ENV;	3792	BDB::db_env_txn_checkpoint $DB_ENV;
3582		3793
3583	# if anything goes wrong in here, we should simply crash as we already saved	3794	# if anything goes wrong in here, we should simply crash as we already saved
3584		3795
3585	warn "flushing outstanding aio requests";	3796	warn "flushing outstanding aio requests";
3586	for (;;) {
3587	BDB::flush;
3588	IO::AIO::flush;
3589	Coro::cede_notself;
3590	last unless IO::AIO::nreqs || BDB::nreqs;	3797	while (IO::AIO::nreqs || BDB::nreqs) {
3591	warn "iterate...";	3798	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3592	}
3593
3594	++$RELOAD;
3595
3596	warn "cancelling all extension coros";
3597	$_->cancel for values %EXT_CORO;
3598	%EXT_CORO = ();
3599
3600	warn "removing commands";
3601	%COMMAND = ();
3602
3603	warn "removing ext/exti commands";
3604	%EXTCMD = ();
3605	%EXTICMD = ();
3606
3607	warn "unloading/nuking all extensions";
3608	for my $pkg (@EXTS) {
3609	warn "... unloading $pkg";
3610
3611	if (my $cb = $pkg->can ("unload")) {
3612	eval {
3613	$cb->($pkg);
3614	1
3615	} or warn "$pkg unloaded, but with errors: $@";
3616	}	3799	}
3617		3800
3618	warn "... nuking $pkg";	3801	warn "cancelling all extension coros";
3619	Symbol::delete_package $pkg;	3802	$_->cancel for values %EXT_CORO;
3620	}	3803	%EXT_CORO = ();
3621		3804
3622	warn "unloading all perl modules loaded from $LIBDIR";	3805	warn "removing commands";
3623	while (my ($k, $v) = each %INC) {	3806	%COMMAND = ();
3624	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3625		3807
		3808	warn "removing ext/exti commands";
		3809	%EXTCMD = ();
		3810	%EXTICMD = ();
		3811
		3812	warn "unloading/nuking all extensions";
		3813	for my $pkg (@EXTS) {
3626	warn "... unloading $k";	3814	warn "... unloading $pkg";
3627	delete $INC{$k};
3628		3815
3629	$k =~ s/\.pm$//;
3630	$k =~ s/\//::/g;
3631
3632	if (my $cb = $k->can ("unload_module")) {	3816	if (my $cb = $pkg->can ("unload")) {
		3817	eval {
3633	$cb->();	3818	$cb->($pkg);
		3819	1
		3820	} or warn "$pkg unloaded, but with errors: $@";
		3821	}
		3822
		3823	warn "... clearing $pkg";
		3824	clear_package $pkg;
3634	}	3825	}
3635		3826
3636	Symbol::delete_package $k;	3827	warn "unloading all perl modules loaded from $LIBDIR";
		3828	while (my ($k, $v) = each %INC) {
		3829	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3830
		3831	warn "... unloading $k";
		3832	delete $INC{$k};
		3833
		3834	$k =~ s/\.pm$//;
		3835	$k =~ s/\//::/g;
		3836
		3837	if (my $cb = $k->can ("unload_module")) {
		3838	$cb->();
		3839	}
		3840
		3841	clear_package $k;
3637	}	3842	}
3638		3843
3639	warn "getting rid of safe::, as good as possible";	3844	warn "getting rid of safe::, as good as possible";
3640	Symbol::delete_package "safe::$_"	3845	clear_package "safe::$_"
3641	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3846	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3642		3847
3643	warn "unloading cf.pm \"a bit\"";	3848	warn "unloading cf.pm \"a bit\"";
3644	delete $INC{"cf.pm"};	3849	delete $INC{"cf.pm"};
3645	delete $INC{"cf/pod.pm"};	3850	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3646		3851
3647	# don't, removes xs symbols, too,	3852	# don't, removes xs symbols, too,
3648	# and global variables created in xs	3853	# and global variables created in xs
3649	#Symbol::delete_package __PACKAGE__;	3854	#clear_package __PACKAGE__;
3650		3855
3651	warn "unload completed, starting to reload now";	3856	warn "unload completed, starting to reload now";
3652		3857
3653	warn "reloading cf.pm";	3858	warn "reloading cf.pm";
3654	require cf;	3859	require cf;
3655	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3860	cf::_connect_to_perl_1;
3656		3861
3657	warn "loading config and database again";	3862	warn "loading config and database again";
3658	cf::reload_config;	3863	cf::reload_config;
3659		3864
3660	warn "loading extensions";	3865	warn "loading extensions";
3661	cf::load_extensions;	3866	cf::load_extensions;
3662		3867
		3868	if ($REATTACH_ON_RELOAD) {
3663	warn "reattaching attachments to objects/players";	3869	warn "reattaching attachments to objects/players";
3664	_global_reattach; # objects, sockets	3870	_global_reattach; # objects, sockets
3665	warn "reattaching attachments to maps";	3871	warn "reattaching attachments to maps";
3666	reattach $_ for values %MAP;	3872	reattach $_ for values %MAP;
3667	warn "reattaching attachments to players";	3873	warn "reattaching attachments to players";
3668	reattach $_ for values %PLAYER;	3874	reattach $_ for values %PLAYER;
		3875	}
3669		3876
		3877	warn "running post_init jobs";
		3878	(pop @POST_INIT)->(1) while @POST_INIT;
		3879
3670	warn "leaving sync_job";	3880	warn "leaving sync_job";
3671		3881
3672	1	3882	1
3673	} or do {	3883	} or do {
3674	warn $@;	3884	warn $@;
3675	cf::cleanup "error while reloading, exiting.";	3885	cf::cleanup "error while reloading, exiting.";
3676	};	3886	};
3677		3887
3678	warn "reloaded";	3888	warn "reloaded";
		3889	--$RELOAD;
		3890	}
		3891
		3892	$t1 = AE::time - $t1;
		3893	warn "reload completed in ${t1}s\n";
3679	};	3894	};
3680		3895
3681	our $RELOAD_WATCHER; # used only during reload	3896	our $RELOAD_WATCHER; # used only during reload
3682		3897
3683	sub reload_perl() {	3898	sub reload_perl() {
3684	# doing reload synchronously and two reloads happen back-to-back,	3899	# doing reload synchronously and two reloads happen back-to-back,
3685	# coro crashes during coro_state_free->destroy here.	3900	# coro crashes during coro_state_free->destroy here.
3686		3901
		3902	$RELOAD_WATCHER ||= cf::async {
		3903	Coro::AIO::aio_wait cache_extensions;
		3904
3687	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	3905	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3688	do_reload_perl;	3906	do_reload_perl;
3689	undef $RELOAD_WATCHER;	3907	undef $RELOAD_WATCHER;
		3908	};
3690	};	3909	};
3691	}	3910	}
3692		3911
3693	register_command "reload" => sub {	3912	register_command "reload" => sub {
3694	my ($who, $arg) = @_;	3913	my ($who, $arg) = @_;
…		…
3708		3927
3709	our @WAIT_FOR_TICK;	3928	our @WAIT_FOR_TICK;
3710	our @WAIT_FOR_TICK_BEGIN;	3929	our @WAIT_FOR_TICK_BEGIN;
3711		3930
3712	sub wait_for_tick {	3931	sub wait_for_tick {
3713	return if tick_inhibit || $Coro::current == $Coro::main;	3932	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3714		3933
3715	my $signal = new Coro::Signal;	3934	my $signal = new Coro::Signal;
3716	push @WAIT_FOR_TICK, $signal;	3935	push @WAIT_FOR_TICK, $signal;
3717	$signal->wait;	3936	$signal->wait;
3718	}	3937	}
3719		3938
3720	sub wait_for_tick_begin {	3939	sub wait_for_tick_begin {
3721	return if tick_inhibit || $Coro::current == $Coro::main;	3940	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3722		3941
3723	my $signal = new Coro::Signal;	3942	my $signal = new Coro::Signal;
3724	push @WAIT_FOR_TICK_BEGIN, $signal;	3943	push @WAIT_FOR_TICK_BEGIN, $signal;
3725	$signal->wait;	3944	$signal->wait;
3726	}	3945	}
…		…
3731	unless ++$bug_warning > 10;	3950	unless ++$bug_warning > 10;
3732	return;	3951	return;
3733	}	3952	}
3734		3953
3735	cf::server_tick; # one server iteration	3954	cf::server_tick; # one server iteration
		3955
		3956	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3736		3957
3737	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3958	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3738	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	3959	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3739	Coro::async_pool {	3960	Coro::async_pool {
3740	$Coro::current->{desc} = "runtime saver";	3961	$Coro::current->{desc} = "runtime saver";
…		…
3763	}	3984	}
3764		3985
3765	{	3986	{
3766	# configure BDB	3987	# configure BDB
3767		3988
3768	BDB::min_parallel 8;	3989	BDB::min_parallel 16;
3769	BDB::max_poll_reqs $TICK * 0.1;	3990	BDB::max_poll_reqs $TICK * 0.1;
3770	$Coro::BDB::WATCHER->priority (1);	3991	$AnyEvent::BDB::WATCHER->priority (1);
3771		3992
3772	unless ($DB_ENV) {	3993	unless ($DB_ENV) {
3773	$DB_ENV = BDB::db_env_create;	3994	$DB_ENV = BDB::db_env_create;
3774	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3995	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3775	| BDB::LOG_AUTOREMOVE, 1);	3996	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3997	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3776	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3998	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3777	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3999	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3778		4000
3779	cf::sync_job {	4001	cf::sync_job {
3780	eval {	4002	eval {
…		…
3806	{	4028	{
3807	# configure IO::AIO	4029	# configure IO::AIO
3808		4030
3809	IO::AIO::min_parallel 8;	4031	IO::AIO::min_parallel 8;
3810	IO::AIO::max_poll_time $TICK * 0.1;	4032	IO::AIO::max_poll_time $TICK * 0.1;
3811	$Coro::AIO::WATCHER->priority (1);	4033	undef $AnyEvent::AIO::WATCHER;
3812	}	4034	}
3813		4035
3814	my $_log_backtrace;	4036	my $_log_backtrace;
3815		4037
3816	sub _log_backtrace {	4038	sub _log_backtrace {
…		…
3819	$msg =~ s/\n//;	4041	$msg =~ s/\n//;
3820		4042
3821	# limit the # of concurrent backtraces	4043	# limit the # of concurrent backtraces
3822	if ($_log_backtrace < 2) {	4044	if ($_log_backtrace < 2) {
3823	++$_log_backtrace;	4045	++$_log_backtrace;
		4046	my $perl_bt = Carp::longmess $msg;
3824	async {	4047	async {
3825	$Coro::current->{desc} = "abt $msg";	4048	$Coro::current->{desc} = "abt $msg";
3826		4049
3827	my @bt = fork_call {	4050	my @bt = fork_call {
3828	@addr = map { sprintf "%x", $_ } @addr;	4051	@addr = map { sprintf "%x", $_ } @addr;
…		…
3839	}	4062	}
3840		4063
3841	@funcs	4064	@funcs
3842	};	4065	};
3843		4066
3844	LOG llevInfo, "[ABT] $msg\n";	4067	LOG llevInfo, "[ABT] $perl_bt\n";
		4068	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3845	LOG llevInfo, "[ABT] $_\n" for @bt;	4069	LOG llevInfo, "[ABT] $_\n" for @bt;
3846	--$_log_backtrace;	4070	--$_log_backtrace;
3847	};	4071	};
3848	} else {	4072	} else {
3849	LOG llevInfo, "[ABT] $msg\n";	4073	LOG llevInfo, "[ABT] $msg\n";
3850	LOG llevInfo, "[ABT] [suppressed]\n";	4074	LOG llevInfo, "[ABT] [suppressed]\n";
3851	}	4075	}
3852	}	4076	}
3853		4077
3854	# load additional modules	4078	# load additional modules
3855	use cf::pod;	4079	require "cf/$_.pm" for @EXTRA_MODULES;
		4080	cf::_connect_to_perl_2;
3856		4081
3857	END { cf::emergency_save }	4082	END { cf::emergency_save }
3858		4083
3859	1	4084	1
3860		4085

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