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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.353 by root, Sun Sep 2 08:43:46 2007 UTC vs.
Revision 1.533 by root, Thu Apr 29 07:59:17 2010 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
		25	use 5.10.0;
3	use utf8;	26	use utf8;
4	use strict;	27	use strict qw(vars subs);
5		28
6	use Symbol;	29	use Symbol;
7	use List::Util;	30	use List::Util;
8	use Socket;	31	use Socket;
9	use Storable;	32	use EV;
10	use Event;
11	use Opcode;	33	use Opcode;
12	use Safe;	34	use Safe;
13	use Safe::Hole;	35	use Safe::Hole;
		36	use Storable ();
		37	use Carp ();
14		38
		39	use Guard ();
15	use Coro 3.64 ();	40	use Coro ();
16	use Coro::State;	41	use Coro::State;
17	use Coro::Handle;	42	use Coro::Handle;
		43	use Coro::EV;
18	use Coro::Event;	44	use Coro::AnyEvent;
19	use Coro::Timer;	45	use Coro::Timer;
20	use Coro::Signal;	46	use Coro::Signal;
21	use Coro::Semaphore;	47	use Coro::Semaphore;
		48	use Coro::SemaphoreSet;
		49	use Coro::AnyEvent;
22	use Coro::AIO;	50	use Coro::AIO;
		51	use Coro::BDB 1.6;
23	use Coro::Storable;	52	use Coro::Storable;
24	use Coro::Util ();	53	use Coro::Util ();
25		54
26	use JSON::XS ();	55	use JSON::XS 2.01 ();
27	use BDB ();	56	use BDB ();
28	use Data::Dumper;	57	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	58	use Fcntl;
31	use YAML::Syck ();	59	use YAML::XS ();
32	use IO::AIO 2.32 ();	60	use IO::AIO ();
33	use Time::HiRes;	61	use Time::HiRes;
34	use Compress::LZF;	62	use Compress::LZF;
35	use Digest::MD5 ();	63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
36		66
37	# configure various modules to our taste	67	# configure various modules to our taste
38	#	68	#
39	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
40	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";
41	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
42		77
43	$Event::Eval = 1; # no idea why this is required, but it is	78	# strictly for debugging
44		79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		80
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		82
52	our %COMMAND = ();	83	our %COMMAND = ();
53	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
56	our %EXTCMD = ();	87	our %EXTCMD = ();
57	our %EXTICMD = ();	88	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
60		91
61	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
63		96
64	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	98	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
		111	our %RESOURCE; # unused
		112
		113	our $OUTPUT_RATE_MIN = 3000;
		114	our $OUTPUT_RATE_MAX = 1000000;
		115
		116	our $MAX_LINKS = 32; # how many chained exits to follow
		117	our $VERBOSE_IO = 1;
75		118
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	119	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	120	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	121	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	122	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		123
		124	our $BDB_DEADLOCK_WATCHER;
		125	our $BDB_CHECKPOINT_WATCHER;
84	our $BDB_POLL_WATCHER;	126	our $BDB_TRICKLE_WATCHER;
85	our $DB_ENV;	127	our $DB_ENV;
		128
		129	our @EXTRA_MODULES = qw(pod match mapscript);
86		130
87	our %CFG;	131	our %CFG;
88		132
89	our $UPTIME; $UPTIME ||= time;	133	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;	134	our $RUNTIME;
		135	our $NOW;
91		136
92	our %PLAYER; # all users	137	our (%PLAYER, %PLAYER_LOADING); # all users
93	our %MAP; # all maps	138	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	139	our $LINK_MAP; # the special {link} map, which is always available
95		140
96	# used to convert map paths into valid unix filenames by replacing / by ∕	141	# used to convert map paths into valid unix filenames by replacing / by ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	142	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		143
99	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	144	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100	our $LOADAVG; # same thing, but with alpha-smoothing	145	our $LOADAVG; # same thing, but with alpha-smoothing
		146	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	147	our $TICK_START; # for load detecting purposes
		148
		149	our @POST_INIT;
		150
		151	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		152	our $REALLY_UNLOOP; # never set to true, please :)
102		153
103	binmode STDOUT;	154	binmode STDOUT;
104	binmode STDERR;	155	binmode STDERR;
105		156
106	# read virtual server time, if available	157	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	158	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	159	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	160	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	161	$RUNTIME = <$fh> + 0.;
111	}	162	}
		163
		164	eval "sub TICK() { $TICK } 1" or die;
112		165
113	mkdir $_	166	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	167	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		168
116	our $EMERGENCY_POSITION;	169	our $EMERGENCY_POSITION;
117		170
118	sub cf::map::normalise;	171	sub cf::map::normalise;
		172
		173	sub in_main() {
		174	$Coro::current == $Coro::main
		175	}
		176
		177	#############################################################################
		178
		179	%REFLECT = ();
		180	for (@REFLECT) {
		181	my $reflect = JSON::XS::decode_json $_;
		182	$REFLECT{$reflect->{class}} = $reflect;
		183	}
		184
		185	# this is decidedly evil
		186	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
119		187
120	#############################################################################	188	#############################################################################
121		189
122	=head2 GLOBAL VARIABLES	190	=head2 GLOBAL VARIABLES
123		191
…		…
159		227
160	The raw value load value from the last tick.	228	The raw value load value from the last tick.
161		229
162	=item %cf::CFG	230	=item %cf::CFG
163		231
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	232	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	233	from wherever your confdir points to.
166		234
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	235	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		236
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	237	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
170	returns directly I<after> the tick processing (and consequently, can only wake one process	238	returns directly I<after> the tick processing (and consequently, can only wake one process
171	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	239	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
172		240
173	=item @cf::INVOKE_RESULTS	241	=item @cf::INVOKE_RESULTS
174		242
175	This array contains the results of the last C<invoke ()> call. When	243	This array contains the results of the last C<invoke ()> call. When
176	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	244	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
177	that call.	245	that call.
178		246
		247	=item %cf::REFLECT
		248
		249	Contains, for each (C++) class name, a hash reference with information
		250	about object members (methods, scalars, arrays and flags) and other
		251	metadata, which is useful for introspection.
		252
179	=back	253	=back
180		254
181	=cut	255	=cut
182		256
183	BEGIN {	257	sub error(@) { LOG llevError, join "", @_ }
184	*CORE::GLOBAL::warn = sub {	258	sub warn (@) { LOG llevWarn , join "", @_ }
		259	sub info (@) { LOG llevInfo , join "", @_ }
		260	sub debug(@) { LOG llevDebug, join "", @_ }
		261	sub trace(@) { LOG llevTrace, join "", @_ }
		262
		263	$Coro::State::WARNHOOK = sub {
185	my $msg = join "", @_;	264	my $msg = join "", @_;
186		265
187	$msg .= "\n"	266	$msg .= "\n"
188	unless $msg =~ /\n$/;	267	unless $msg =~ /\n$/;
189		268
190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	269	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191		270
192	utf8::encode $msg;
193	LOG llevError, $msg;	271	LOG llevWarn, $msg;
194	};	272	};
195	}	273
		274	$Coro::State::DIEHOOK = sub {
		275	return unless $^S eq 0; # "eq", not "=="
		276
		277	error Carp::longmess $_[0];
		278
		279	if (in_main) {#d#
		280	error "DIEHOOK called in main context, Coro bug?\n";#d#
		281	return;#d#
		282	}#d#
		283
		284	# kill coroutine otherwise
		285	Coro::terminate
		286	};
196		287
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	288	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	289	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	290	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	291	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	298	for my $pkg (qw(
208	cf::global cf::attachable	299	cf::global cf::attachable
209	cf::object cf::object::player	300	cf::object cf::object::player
210	cf::client cf::player	301	cf::client cf::player
211	cf::arch cf::living	302	cf::arch cf::living
		303	cf::map cf::mapspace
212	cf::map cf::party cf::region	304	cf::party cf::region
213	)) {	305	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	306	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	307	}
217		308
218	$Event::DIED = sub {	309	$EV::DIED = sub {
219	warn "error in event callback: @_";	310	Carp::cluck "error in event callback: @_";
220	};	311	};
221		312
222	#############################################################################	313	#############################################################################
223		314
224	=head2 UTILITY FUNCTIONS	315	=head2 UTILITY FUNCTIONS
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	337	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	338	$d
248	} || "[unable to dump $_[0]: '$@']";	339	} || "[unable to dump $_[0]: '$@']";
249	}	340	}
250		341
251	=item $ref = cf::from_json $json	342	=item $ref = cf::decode_json $json
252		343
253	Converts a JSON string into the corresponding perl data structure.	344	Converts a JSON string into the corresponding perl data structure.
254		345
255	=item $json = cf::to_json $ref	346	=item $json = cf::encode_json $ref
256		347
257	Converts a perl data structure into its JSON representation.	348	Converts a perl data structure into its JSON representation.
258		349
259	=cut	350	=cut
260		351
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	352	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		353
263	sub to_json ($) { $json_coder->encode ($_[0]) }	354	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	355	sub decode_json($) { $json_coder->decode ($_[0]) }
		356
		357	=item cf::post_init { BLOCK }
		358
		359	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		360	but I<before> the server starts ticking again.
		361
		362	The cdoeblock will have a single boolean argument to indicate whether this
		363	is a reload or not.
		364
		365	=cut
		366
		367	sub post_init(&) {
		368	push @POST_INIT, shift;
		369	}
265		370
266	=item cf::lock_wait $string	371	=item cf::lock_wait $string
267		372
268	Wait until the given lock is available. See cf::lock_acquire.	373	Wait until the given lock is available. See cf::lock_acquire.
269		374
270	=item my $lock = cf::lock_acquire $string	375	=item my $lock = cf::lock_acquire $string
271		376
272	Wait until the given lock is available and then acquires it and returns	377	Wait until the given lock is available and then acquires it and returns
273	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	378	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
274	for example when the coroutine gets canceled), the lock is automatically	379	for example when the coroutine gets canceled), the lock is automatically
275	returned.	380	returned.
276		381
277	Locks are *not* recursive, locking from the same coro twice results in a	382	Locks are *not* recursive, locking from the same coro twice results in a
278	deadlocked coro.	383	deadlocked coro.
…		…
284		389
285	Return true if the lock is currently active, i.e. somebody has locked it.	390	Return true if the lock is currently active, i.e. somebody has locked it.
286		391
287	=cut	392	=cut
288		393
289	our %LOCK;	394	our $LOCKS = new Coro::SemaphoreSet;
290		395
291	sub lock_wait($) {	396	sub lock_wait($) {
292	my ($key) = @_;	397	$LOCKS->wait ($_[0]);
293
294	# wait for lock, if any
295	while ($LOCK{$key}) {
296	push @{ $LOCK{$key} }, $Coro::current;
297	Coro::schedule;
298	}
299	}	398	}
300		399
301	sub lock_acquire($) {	400	sub lock_acquire($) {
302	my ($key) = @_;	401	$LOCKS->guard ($_[0])
303
304	# wait, to be sure we are not locked
305	lock_wait $key;
306
307	$LOCK{$key} = [];
308
309	Coro::guard {
310	# wake up all waiters, to be on the safe side
311	$_->ready for @{ delete $LOCK{$key} };
312	}
313	}	402	}
314		403
315	sub lock_active($) {	404	sub lock_active($) {
316	my ($key) = @_;	405	$LOCKS->count ($_[0]) < 1
317
318	! ! $LOCK{$key}
319	}	406	}
320		407
321	sub freeze_mainloop {	408	sub freeze_mainloop {
322	return unless $TICK_WATCHER->is_active;	409	tick_inhibit_inc;
323		410
324	my $guard = Coro::guard {	411	&Guard::guard (\&tick_inhibit_dec);
325	$TICK_WATCHER->start;	412	}
326	};	413
327	$TICK_WATCHER->stop;	414	=item cf::periodic $interval, $cb
328	$guard	415
		416	Like EV::periodic, but randomly selects a starting point so that the actions
		417	get spread over time.
		418
		419	=cut
		420
		421	sub periodic($$) {
		422	my ($interval, $cb) = @_;
		423
		424	my $start = rand List::Util::min 180, $interval;
		425
		426	EV::periodic $start, $interval, 0, $cb
329	}	427	}
330		428
331	=item cf::get_slot $time[, $priority[, $name]]	429	=item cf::get_slot $time[, $priority[, $name]]
332		430
333	Allocate $time seconds of blocking CPU time at priority C<$priority>:	431	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
341		439
342	=cut	440	=cut
343		441
344	our @SLOT_QUEUE;	442	our @SLOT_QUEUE;
345	our $SLOT_QUEUE;	443	our $SLOT_QUEUE;
		444	our $SLOT_DECAY = 0.9;
346		445
347	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	446	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
348	$SLOT_QUEUE = Coro::async {	447	$SLOT_QUEUE = Coro::async {
		448	$Coro::current->desc ("timeslot manager");
		449
349	my $signal = new Coro::Signal;	450	my $signal = new Coro::Signal;
		451	my $busy;
350		452
351	while () {	453	while () {
352	next_job:	454	next_job:
		455
353	my $avail = cf::till_tick;	456	my $avail = cf::till_tick;
354	if ($avail > 0.01) {	457
355	for (0 .. $#SLOT_QUEUE) {	458	for (0 .. $#SLOT_QUEUE) {
356	if ($SLOT_QUEUE[$_][0] < $avail) {	459	if ($SLOT_QUEUE[$_][0] <= $avail) {
		460	$busy = 0;
357	my $job = splice @SLOT_QUEUE, $_, 1, ();	461	my $job = splice @SLOT_QUEUE, $_, 1, ();
358	$job->[2]->send;	462	$job->[2]->send;
359	Coro::cede;	463	Coro::cede;
360	goto next_job;	464	goto next_job;
361	}	465	} else {
		466	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
362	}	467	}
363	}	468	}
364		469
365	if (@SLOT_QUEUE) {	470	if (@SLOT_QUEUE) {
366	# we do not use wait_For_tick() as it returns immediately when tick is inactive	471	# we do not use wait_for_tick() as it returns immediately when tick is inactive
367	push @cf::WAIT_FOR_TICK, $signal;	472	push @cf::WAIT_FOR_TICK, $signal;
368	$signal->wait;	473	$signal->wait;
369	} else {	474	} else {
		475	$busy = 0;
370	Coro::schedule;	476	Coro::schedule;
371	}	477	}
372	}	478	}
373	};	479	};
374		480
375	sub get_slot($;$$) {	481	sub get_slot($;$$) {
		482	return if tick_inhibit || $Coro::current == $Coro::main;
		483
376	my ($time, $pri, $name) = @_;	484	my ($time, $pri, $name) = @_;
377		485
378	$time = $TICK * .6 if $time > $TICK * .6;	486	$time = clamp $time, 0.01, $TICK * .6;
		487
379	my $sig = new Coro::Signal;	488	my $sig = new Coro::Signal;
380		489
381	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	490	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
382	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	491	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
383	$SLOT_QUEUE->ready;	492	$SLOT_QUEUE->ready;
…		…
394		503
395	BEGIN { *async = \&Coro::async_pool }	504	BEGIN { *async = \&Coro::async_pool }
396		505
397	=item cf::sync_job { BLOCK }	506	=item cf::sync_job { BLOCK }
398		507
399	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	508	The design of Deliantra requires that the main coroutine ($Coro::main)
400	is always able to handle events or runnable, as Crossfire TRT is only	509	is always able to handle events or runnable, as Deliantra is only
401	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	510	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
402	acceptable.	511	acceptable.
403		512
404	If it must be done, put the blocking parts into C<sync_job>. This will run	513	If it must be done, put the blocking parts into C<sync_job>. This will run
405	the given BLOCK in another coroutine while waiting for the result. The	514	the given BLOCK in another coroutine while waiting for the result. The
…		…
410		519
411	sub sync_job(&) {	520	sub sync_job(&) {
412	my ($job) = @_;	521	my ($job) = @_;
413		522
414	if ($Coro::current == $Coro::main) {	523	if ($Coro::current == $Coro::main) {
415	my $time = Event::time;	524	my $time = AE::time;
416		525
417	# this is the main coro, too bad, we have to block	526	# this is the main coro, too bad, we have to block
418	# till the operation succeeds, freezing the server :/	527	# till the operation succeeds, freezing the server :/
419		528
420	# TODO: use suspend/resume instead	529	LOG llevError, Carp::longmess "sync job";#d#
421	# (but this is cancel-safe)	530
422	my $freeze_guard = freeze_mainloop;	531	my $freeze_guard = freeze_mainloop;
423		532
424	my $busy = 1;	533	my $busy = 1;
425	my @res;	534	my @res;
426		535
427	(async {	536	(async {
		537	$Coro::current->desc ("sync job coro");
428	@res = eval { $job->() };	538	@res = eval { $job->() };
429	warn $@ if $@;	539	error $@ if $@;
430	undef $busy;	540	undef $busy;
431	})->prio (Coro::PRIO_MAX);	541	})->prio (Coro::PRIO_MAX);
432		542
433	while ($busy) {	543	while ($busy) {
434	Coro::cede or Event::one_event;	544	if (Coro::nready) {
		545	Coro::cede_notself;
		546	} else {
		547	EV::loop EV::LOOP_ONESHOT;
435	}	548	}
		549	}
436		550
437	$time = Event::time - $time;	551	my $time = AE::time - $time;
438		552
439	LOG llevError | logBacktrace, Carp::longmess "long sync job"
440	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
441
442	$tick_start += $time; # do not account sync jobs to server load	553	$TICK_START += $time; # do not account sync jobs to server load
443		554
444	wantarray ? @res : $res[0]	555	wantarray ? @res : $res[0]
445	} else {	556	} else {
446	# we are in another coroutine, how wonderful, everything just works	557	# we are in another coroutine, how wonderful, everything just works
447		558
…		…
472	=item fork_call { }, $args	583	=item fork_call { }, $args
473		584
474	Executes the given code block with the given arguments in a seperate	585	Executes the given code block with the given arguments in a seperate
475	process, returning the results. Everything must be serialisable with	586	process, returning the results. Everything must be serialisable with
476	Coro::Storable. May, of course, block. Note that the executed sub may	587	Coro::Storable. May, of course, block. Note that the executed sub may
477	never block itself or use any form of Event handling.	588	never block itself or use any form of event handling.
478		589
479	=cut	590	=cut
480		591
481	sub fork_call(&@) {	592	sub fork_call(&@) {
482	my ($cb, @args) = @_;	593	my ($cb, @args) = @_;
483		594
484	# we seemingly have to make a local copy of the whole thing,	595	# we seemingly have to make a local copy of the whole thing,
485	# otherwise perl prematurely frees the stuff :/	596	# otherwise perl prematurely frees the stuff :/
486	# TODO: investigate and fix (liekly this will be rather laborious)	597	# TODO: investigate and fix (likely this will be rather laborious)
487		598
488	my @res = Coro::Util::fork_eval {	599	my @res = Coro::Util::fork_eval {
489	reset_signals;	600	reset_signals;
490	&$cb	601	&$cb
491	}, @args;	602	}, @args;
492		603
493	wantarray ? @res : $res[-1]	604	wantarray ? @res : $res[-1]
494	}	605	}
495		606
		607	sub objinfo {
		608	(
		609	"counter value" => cf::object::object_count,
		610	"objects created" => cf::object::create_count,
		611	"objects destroyed" => cf::object::destroy_count,
		612	"freelist size" => cf::object::free_count,
		613	"allocated objects" => cf::object::objects_size,
		614	"active objects" => cf::object::actives_size,
		615	)
		616	}
		617
		618	=item $coin = coin_from_name $name
		619
		620	=cut
		621
		622	our %coin_alias = (
		623	"silver" => "silvercoin",
		624	"silvercoin" => "silvercoin",
		625	"silvercoins" => "silvercoin",
		626	"gold" => "goldcoin",
		627	"goldcoin" => "goldcoin",
		628	"goldcoins" => "goldcoin",
		629	"platinum" => "platinacoin",
		630	"platinumcoin" => "platinacoin",
		631	"platinumcoins" => "platinacoin",
		632	"platina" => "platinacoin",
		633	"platinacoin" => "platinacoin",
		634	"platinacoins" => "platinacoin",
		635	"royalty" => "royalty",
		636	"royalties" => "royalty",
		637	);
		638
		639	sub coin_from_name($) {
		640	$coin_alias{$_[0]}
		641	? cf::arch::find $coin_alias{$_[0]}
		642	: undef
		643	}
		644
496	=item $value = cf::db_get $family => $key	645	=item $value = cf::db_get $family => $key
497		646
498	Returns a single value from the environment database.	647	Returns a single value from the environment database.
499		648
500	=item cf::db_put $family => $key => $value	649	=item cf::db_put $family => $key => $value
501		650
502	Stores the given C<$value> in the family. It can currently store binary	651	Stores the given C<$value> in the family. It can currently store binary
503	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	652	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
504		653
		654	=item $db = cf::db_table "name"
		655
		656	Create and/or open a new database table. The string must not be "db" and must be unique
		657	within each server.
		658
505	=cut	659	=cut
		660
		661	sub db_table($) {
		662	my ($name) = @_;
		663	my $db = BDB::db_create $DB_ENV;
		664
		665	eval {
		666	$db->set_flags (BDB::CHKSUM);
		667
		668	utf8::encode $name;
		669	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		670	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		671	cf::cleanup "db_open(db): $!" if $!;
		672	};
		673	cf::cleanup "db_open(db): $@" if $@;
		674
		675	$db
		676	}
506		677
507	our $DB;	678	our $DB;
508		679
509	sub db_init {	680	sub db_init {
510	unless ($DB) {
511	$DB = BDB::db_create $DB_ENV;
512
513	cf::sync_job {	681	cf::sync_job {
514	eval {	682	$DB ||= db_table "db";
515	$DB->set_flags (BDB::CHKSUM);
516
517	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
518	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
519	cf::cleanup "db_open(db): $!" if $!;
520	};
521	cf::cleanup "db_open(db): $@" if $@;
522	};
523	}	683	};
524	}	684	}
525		685
526	sub db_get($$) {	686	sub db_get($$) {
527	my $key = "$_[0]/$_[1]";	687	my $key = "$_[0]/$_[1]";
528		688
…		…
595		755
596	my $t1 = Time::HiRes::time;	756	my $t1 = Time::HiRes::time;
597	my $data = $process->(\@data);	757	my $data = $process->(\@data);
598	my $t2 = Time::HiRes::time;	758	my $t2 = Time::HiRes::time;
599		759
600	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	760	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
601		761
602	db_put cache => "$id/data", $data;	762	db_put cache => "$id/data", $data;
603	db_put cache => "$id/md5" , $md5;	763	db_put cache => "$id/md5" , $md5;
604	db_put cache => "$id/meta", $meta;	764	db_put cache => "$id/meta", $meta;
605		765
…		…
615		775
616	=cut	776	=cut
617		777
618	sub datalog($@) {	778	sub datalog($@) {
619	my ($type, %kv) = @_;	779	my ($type, %kv) = @_;
620	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	780	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
621	}	781	}
622		782
623	=back	783	=back
624		784
625	=cut	785	=cut
626		786
627	#############################################################################	787	#############################################################################
628		788
629	=head2 ATTACHABLE OBJECTS	789	=head2 ATTACHABLE OBJECTS
630		790
631	Many objects in crossfire are so-called attachable objects. That means you can	791	Many objects in deliantra are so-called attachable objects. That means you can
632	attach callbacks/event handlers (a collection of which is called an "attachment")	792	attach callbacks/event handlers (a collection of which is called an "attachment")
633	to it. All such attachable objects support the following methods.	793	to it. All such attachable objects support the following methods.
634		794
635	In the following description, CLASS can be any of C<global>, C<object>	795	In the following description, CLASS can be any of C<global>, C<object>
636	C<player>, C<client> or C<map> (i.e. the attachable objects in	796	C<player>, C<client> or C<map> (i.e. the attachable objects in
637	Crossfire TRT).	797	Deliantra).
638		798
639	=over 4	799	=over 4
640		800
641	=item $attachable->attach ($attachment, key => $value...)	801	=item $attachable->attach ($attachment, key => $value...)
642		802
…		…
686	=item cf::CLASS::attachment $name, ...	846	=item cf::CLASS::attachment $name, ...
687		847
688	Register an attachment by C<$name> through which attachable objects of the	848	Register an attachment by C<$name> through which attachable objects of the
689	given CLASS can refer to this attachment.	849	given CLASS can refer to this attachment.
690		850
691	Some classes such as crossfire maps and objects can specify attachments	851	Some classes such as deliantra maps and objects can specify attachments
692	that are attached at load/instantiate time, thus the need for a name.	852	that are attached at load/instantiate time, thus the need for a name.
693		853
694	These calls expect any number of the following handler/hook descriptions:	854	These calls expect any number of the following handler/hook descriptions:
695		855
696	=over 4	856	=over 4
…		…
820		980
821	} elsif (exists $cb_id{$type}) {	981	} elsif (exists $cb_id{$type}) {
822	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	982	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
823		983
824	} elsif (ref $type) {	984	} elsif (ref $type) {
825	warn "attaching objects not supported, ignoring.\n";	985	error "attaching objects not supported, ignoring.\n";
826		986
827	} else {	987	} else {
828	shift @arg;	988	shift @arg;
829	warn "attach argument '$type' not supported, ignoring.\n";	989	error "attach argument '$type' not supported, ignoring.\n";
830	}	990	}
831	}	991	}
832	}	992	}
833		993
834	sub _object_attach {	994	sub _object_attach {
…		…
844	_attach $registry, $klass, @attach;	1004	_attach $registry, $klass, @attach;
845	}	1005	}
846		1006
847	$obj->{$name} = \%arg;	1007	$obj->{$name} = \%arg;
848	} else {	1008	} else {
849	warn "object uses attachment '$name' which is not available, postponing.\n";	1009	info "object uses attachment '$name' which is not available, postponing.\n";
850	}	1010	}
851		1011
852	$obj->{_attachment}{$name} = undef;	1012	$obj->{_attachment}{$name} = undef;
853	}	1013	}
854		1014
…		…
913		1073
914	for (@$callbacks) {	1074	for (@$callbacks) {
915	eval { &{$_->[1]} };	1075	eval { &{$_->[1]} };
916		1076
917	if ($@) {	1077	if ($@) {
918	warn "$@";
919	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1078	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
920	override;	1079	override;
921	}	1080	}
922		1081
923	return 1 if $override;	1082	return 1 if $override;
924	}	1083	}
925		1084
926	0	1085	0
927	}	1086	}
928		1087
929	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1088	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
930		1089
931	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1090	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
932		1091
933	Generate an object-specific event with the given arguments.	1092	Generate an object-specific event with the given arguments.
934		1093
…		…
940		1099
941	=cut	1100	=cut
942		1101
943	#############################################################################	1102	#############################################################################
944	# object support	1103	# object support
945	#
946		1104
		1105	sub _object_equal($$);
		1106	sub _object_equal($$) {
		1107	my ($a, $b) = @_;
		1108
		1109	return 0 unless (ref $a) eq (ref $b);
		1110
		1111	if ("HASH" eq ref $a) {
		1112	my @ka = keys %$a;
		1113	my @kb = keys %$b;
		1114
		1115	return 0 if @ka != @kb;
		1116
		1117	for (0 .. $#ka) {
		1118	return 0 unless $ka[$_] eq $kb[$_];
		1119	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1120	}
		1121
		1122	} elsif ("ARRAY" eq ref $a) {
		1123
		1124	return 0 if @$a != @$b;
		1125
		1126	for (0 .. $#$a) {
		1127	return 0 unless _object_equal $a->[$_], $b->[$_];
		1128	}
		1129
		1130	} elsif ($a ne $b) {
		1131	return 0;
		1132	}
		1133
		1134	1
		1135	}
		1136
		1137	our $SLOW_MERGES;#d#
947	sub _can_merge {	1138	sub _can_merge {
948	my ($ob1, $ob2) = @_;	1139	my ($ob1, $ob2) = @_;
949		1140
950	local $Storable::canonical = 1;	1141	++$SLOW_MERGES;#d#
951	my $fob1 = Storable::freeze $ob1;
952	my $fob2 = Storable::freeze $ob2;
953		1142
954	$fob1 eq $fob2	1143	# we do the slow way here
		1144	return _object_equal $ob1, $ob2
955	}	1145	}
956		1146
957	sub reattach {	1147	sub reattach {
958	# basically do the same as instantiate, without calling instantiate	1148	# basically do the same as instantiate, without calling instantiate
959	my ($obj) = @_;	1149	my ($obj) = @_;
960		1150
		1151	# no longer needed after getting rid of delete_package?
961	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1152	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
962		1153
963	my $registry = $obj->registry;	1154	my $registry = $obj->registry;
964		1155
965	@$registry = ();	1156	@$registry = ();
966		1157
…		…
971	for (@$attach) {	1162	for (@$attach) {
972	my ($klass, @attach) = @$_;	1163	my ($klass, @attach) = @$_;
973	_attach $registry, $klass, @attach;	1164	_attach $registry, $klass, @attach;
974	}	1165	}
975	} else {	1166	} else {
976	warn "object uses attachment '$name' that is not available, postponing.\n";	1167	info "object uses attachment '$name' that is not available, postponing.\n";
977	}	1168	}
978	}	1169	}
979	}	1170	}
980		1171
981	cf::attachable->attach (	1172	cf::attachable->attach (
982	prio => -1000000,	1173	prio => -1000000,
983	on_instantiate => sub {	1174	on_instantiate => sub {
984	my ($obj, $data) = @_;	1175	my ($obj, $data) = @_;
985		1176
986	$data = from_json $data;	1177	$data = decode_json $data;
987		1178
988	for (@$data) {	1179	for (@$data) {
989	my ($name, $args) = @$_;	1180	my ($name, $args) = @$_;
990		1181
991	$obj->attach ($name, %{$args || {} });	1182	$obj->attach ($name, %{$args || {} });
…		…
1007	sub object_freezer_save {	1198	sub object_freezer_save {
1008	my ($filename, $rdata, $objs) = @_;	1199	my ($filename, $rdata, $objs) = @_;
1009		1200
1010	sync_job {	1201	sync_job {
1011	if (length $$rdata) {	1202	if (length $$rdata) {
		1203	utf8::decode (my $decname = $filename);
1012	warn sprintf "saving %s (%d,%d)\n",	1204	trace sprintf "saving %s (%d,%d)\n",
1013	$filename, length $$rdata, scalar @$objs;	1205	$decname, length $$rdata, scalar @$objs
		1206	if $VERBOSE_IO;
1014		1207
1015	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1208	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1016	chmod SAVE_MODE, $fh;	1209	aio_chmod $fh, SAVE_MODE;
1017	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1210	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1018	aio_fsync $fh if $cf::USE_FSYNC;	1211	if ($cf::USE_FSYNC) {
		1212	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;
		1213	aio_fsync $fh;
		1214	}
1019	close $fh;	1215	aio_close $fh;
1020		1216
1021	if (@$objs) {	1217	if (@$objs) {
1022	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1218	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1023	chmod SAVE_MODE, $fh;	1219	aio_chmod $fh, SAVE_MODE;
1024	my $data = Storable::nfreeze { version => 1, objs => $objs };	1220	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1025	aio_write $fh, 0, (length $data), $data, 0;	1221	aio_write $fh, 0, (length $data), $data, 0;
1026	aio_fsync $fh if $cf::USE_FSYNC;	1222	if ($cf::USE_FSYNC) {
		1223	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;
		1224	aio_fsync $fh;
		1225	}
1027	close $fh;	1226	aio_close $fh;
1028	aio_rename "$filename.pst~", "$filename.pst";	1227	aio_rename "$filename.pst~", "$filename.pst";
1029	}	1228	}
1030	} else {	1229	} else {
1031	aio_unlink "$filename.pst";	1230	aio_unlink "$filename.pst";
1032	}	1231	}
1033		1232
1034	aio_rename "$filename~", $filename;	1233	aio_rename "$filename~", $filename;
		1234
		1235	$filename =~ s%/[^/]+$%%;
		1236	aio_pathsync $filename if $cf::USE_FSYNC;
1035	} else {	1237	} else {
1036	warn "FATAL: $filename~: $!\n";	1238	error "unable to save objects: $filename~: $!\n";
1037	}	1239	}
1038	} else {	1240	} else {
1039	aio_unlink $filename;	1241	aio_unlink $filename;
1040	aio_unlink "$filename.pst";	1242	aio_unlink "$filename.pst";
1041	}	1243	}
1042	}	1244	};
1043	}	1245	}
1044		1246
1045	sub object_freezer_as_string {	1247	sub object_freezer_as_string {
1046	my ($rdata, $objs) = @_;	1248	my ($rdata, $objs) = @_;
1047		1249
…		…
1059	or return;	1261	or return;
1060		1262
1061	unless (aio_stat "$filename.pst") {	1263	unless (aio_stat "$filename.pst") {
1062	(aio_load "$filename.pst", $av) >= 0	1264	(aio_load "$filename.pst", $av) >= 0
1063	or return;	1265	or return;
		1266
1064	$av = eval { (Storable::thaw $av)->{objs} };	1267	my $st = eval { Coro::Storable::thaw $av };
		1268	$av = $st->{objs};
1065	}	1269	}
1066		1270
		1271	utf8::decode (my $decname = $filename);
1067	warn sprintf "loading %s (%d)\n",	1272	trace sprintf "loading %s (%d,%d)\n",
1068	$filename, length $data, scalar @{$av || []};	1273	$decname, length $data, scalar @{$av || []}
		1274	if $VERBOSE_IO;
		1275
1069	return ($data, $av);	1276	($data, $av)
1070	}	1277	}
1071		1278
1072	=head2 COMMAND CALLBACKS	1279	=head2 COMMAND CALLBACKS
1073		1280
1074	=over 4	1281	=over 4
…		…
1128	my ($name, $cb) = @_;	1335	my ($name, $cb) = @_;
1129		1336
1130	$EXTICMD{$name} = $cb;	1337	$EXTICMD{$name} = $cb;
1131	}	1338	}
1132		1339
		1340	use File::Glob ();
		1341
1133	cf::player->attach (	1342	cf::player->attach (
1134	on_command => sub {	1343	on_unknown_command => sub {
1135	my ($pl, $name, $params) = @_;	1344	my ($pl, $name, $params) = @_;
1136		1345
1137	my $cb = $COMMAND{$name}	1346	my $cb = $COMMAND{$name}
1138	or return;	1347	or return;
1139		1348
…		…
1162		1371
1163	$pl->ext_reply ($reply, @reply)	1372	$pl->ext_reply ($reply, @reply)
1164	if $reply;	1373	if $reply;
1165		1374
1166	} else {	1375	} else {
1167	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1376	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1168	}	1377	}
1169		1378
1170	cf::override;	1379	cf::override;
1171	},	1380	},
1172	);	1381	);
1173		1382
		1383	# "readahead" all extensions
		1384	sub cache_extensions {
		1385	my $grp = IO::AIO::aio_group;
		1386
		1387	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1388	for (grep /\.ext$/, @{$_[0]}) {
		1389	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1390	}
		1391	};
		1392
		1393	$grp
		1394	}
		1395
1174	sub load_extensions {	1396	sub load_extensions {
		1397	info "loading extensions...";
		1398
1175	cf::sync_job {	1399	cf::sync_job {
1176	my %todo;	1400	my %todo;
1177		1401
1178	for my $path (<$LIBDIR/*.ext>) {	1402	for my $path (<$LIBDIR/*.ext>) {
1179	next unless -r $path;	1403	next unless -r $path;
…		…
1197		1421
1198	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1422	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1199	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1423	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1200		1424
1201	$ext{source} =	1425	$ext{source} =
1202	"package $pkg; use strict; use utf8;\n"	1426	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1203	. "#line 1 \"$path\"\n{\n"	1427	. "#line 1 \"$path\"\n{\n"
1204	. $source	1428	. $source
1205	. "\n};\n1";	1429	. "\n};\n1";
1206		1430
1207	$todo{$base} = \%ext;	1431	$todo{$base} = \%ext;
1208	}	1432	}
1209		1433
		1434	my $pass = 0;
1210	my %done;	1435	my %done;
1211	while (%todo) {	1436	while (%todo) {
1212	my $progress;	1437	my $progress;
1213		1438
		1439	++$pass;
		1440
		1441	ext:
1214	while (my ($k, $v) = each %todo) {	1442	while (my ($k, $v) = each %todo) {
1215	for (split /,\s*/, $v->{meta}{depends}) {	1443	for (split /,\s*/, $v->{meta}{depends}) {
1216	goto skip	1444	next ext
1217	unless exists $done{$_};	1445	unless exists $done{$_};
1218	}	1446	}
1219		1447
1220	warn "... loading '$k' into '$v->{pkg}'\n";	1448	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1221		1449
1222	unless (eval $v->{source}) {	1450	my $active = eval $v->{source};
		1451
		1452	if (length $@) {
1223	my $msg = $@ ? "$v->{path}: $@\n"	1453	error "$v->{path}: $@\n";
1224	: "$v->{base}: extension inactive.\n";
1225		1454
		1455	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1226	if (exists $v->{meta}{mandatory}) {	1456	if exists $v->{meta}{mandatory};
1227	warn $msg;	1457
1228	warn "mandatory extension failed to load, exiting.\n";	1458	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1229	exit 1;	1459	delete $todo{$k};
1230	}	1460	} else {
1231		1461	$done{$k} = delete $todo{$k};
1232	warn $msg;	1462	push @EXTS, $v->{pkg};
		1463	$progress = 1;
		1464
		1465	info "$v->{base}: extension inactive.\n"
		1466	unless $active;
1233	}	1467	}
1234
1235	$done{$k} = delete $todo{$k};
1236	push @EXTS, $v->{pkg};
1237	$progress = 1;
1238	}	1468	}
1239		1469
1240	skip:	1470	unless ($progress) {
1241	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1471	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1242	unless $progress;	1472
		1473	while (my ($k, $v) = each %todo) {
		1474	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1475	if exists $v->{meta}{mandatory};
		1476	}
		1477	}
1243	}	1478	}
1244	};	1479	};
1245	}	1480	}
1246		1481
1247	#############################################################################	1482	#############################################################################
1248		1483
1249	=back	1484	=back
1250		1485
1251	=head2 CORE EXTENSIONS	1486	=head2 CORE EXTENSIONS
1252		1487
1253	Functions and methods that extend core crossfire objects.	1488	Functions and methods that extend core deliantra objects.
1254		1489
1255	=cut	1490	=cut
1256		1491
1257	package cf::player;	1492	package cf::player;
1258		1493
1259	use Coro::AIO;	1494	use Coro::AIO;
1260		1495
1261	=head3 cf::player	1496	=head3 cf::player
1262		1497
1263	=over 4	1498	=over 4
		1499
		1500	=item cf::player::num_playing
		1501
		1502	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1503
		1504	=cut
		1505
		1506	sub num_playing {
		1507	scalar grep
		1508	$_->ob->map
		1509	&& !$_->hidden
		1510	&& !$_->ob->flag (cf::FLAG_WIZ),
		1511	cf::player::list
		1512	}
1264		1513
1265	=item cf::player::find $login	1514	=item cf::player::find $login
1266		1515
1267	Returns the given player object, loading it if necessary (might block).	1516	Returns the given player object, loading it if necessary (might block).
1268		1517
…		…
1287		1536
1288	sub exists($) {	1537	sub exists($) {
1289	my ($login) = @_;	1538	my ($login) = @_;
1290		1539
1291	$cf::PLAYER{$login}	1540	$cf::PLAYER{$login}
1292	or cf::sync_job { !aio_stat path $login }	1541	or !aio_stat path $login
1293	}	1542	}
1294		1543
1295	sub find($) {	1544	sub find($) {
1296	return $cf::PLAYER{$_[0]} || do {	1545	return $cf::PLAYER{$_[0]} || do {
1297	my $login = $_[0];	1546	my $login = $_[0];
…		…
1304	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1553	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1305	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1554	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1306	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1555	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1307	aio_unlink +(playerdir $login) . "/$login.pl";	1556	aio_unlink +(playerdir $login) . "/$login.pl";
1308		1557
1309	my $pl = load_pl path $login	1558	my $f = new_from_file cf::object::thawer path $login
1310	or return;	1559	or return;
		1560
		1561	my $pl = cf::player::load_pl $f
		1562	or return;
		1563
		1564	local $cf::PLAYER_LOADING{$login} = $pl;
		1565	$f->resolve_delayed_derefs;
1311	$cf::PLAYER{$login} = $pl	1566	$cf::PLAYER{$login} = $pl
1312	}	1567	}
1313	}	1568	}
1314	}	1569	}
		1570
		1571	cf::player->attach (
		1572	on_load => sub {
		1573	my ($pl, $path) = @_;
		1574
		1575	# restore slots saved in save, below
		1576	my $slots = delete $pl->{_slots};
		1577
		1578	$pl->ob->current_weapon ($slots->[0]);
		1579	$pl->combat_ob ($slots->[1]);
		1580	$pl->ranged_ob ($slots->[2]);
		1581	},
		1582	);
1315		1583
1316	sub save($) {	1584	sub save($) {
1317	my ($pl) = @_;	1585	my ($pl) = @_;
1318		1586
1319	return if $pl->{deny_save};	1587	return if $pl->{deny_save};
…		…
1323		1591
1324	return if $pl->{deny_save};	1592	return if $pl->{deny_save};
1325		1593
1326	aio_mkdir playerdir $pl, 0770;	1594	aio_mkdir playerdir $pl, 0770;
1327	$pl->{last_save} = $cf::RUNTIME;	1595	$pl->{last_save} = $cf::RUNTIME;
		1596
		1597	cf::get_slot 0.01;
		1598
		1599	# save slots, to be restored later
		1600	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1328		1601
1329	$pl->save_pl ($path);	1602	$pl->save_pl ($path);
1330	cf::cede_to_tick;	1603	cf::cede_to_tick;
1331	}	1604	}
1332		1605
…		…
1364	my ($pl) = @_;	1637	my ($pl) = @_;
1365		1638
1366	my $name = $pl->ob->name;	1639	my $name = $pl->ob->name;
1367		1640
1368	$pl->{deny_save} = 1;	1641	$pl->{deny_save} = 1;
1369	$pl->password ("*"); # this should lock out the player until we nuked the dir	1642	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1370		1643
1371	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1644	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1372	$pl->deactivate;	1645	$pl->deactivate;
		1646	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1373	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1647	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1374	$pl->ns->destroy if $pl->ns;	1648	$pl->ns->destroy if $pl->ns;
1375		1649
1376	my $path = playerdir $pl;	1650	my $path = playerdir $pl;
1377	my $temp = "$path~$cf::RUNTIME~deleting~";	1651	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1413	or return [];	1687	or return [];
1414		1688
1415	my @logins;	1689	my @logins;
1416		1690
1417	for my $login (@$dirs) {	1691	for my $login (@$dirs) {
		1692	my $path = path $login;
		1693
		1694	# a .pst is a dead give-away for a valid player
		1695	# if no pst file found, open and chekc for blocked users
		1696	if (aio_stat "$path.pst") {
1418	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1697	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1419	aio_read $fh, 0, 512, my $buf, 0 or next;	1698	aio_read $fh, 0, 512, my $buf, 0 or next;
1420	$buf !~ /^password -------------$/m or next; # official not-valid tag	1699	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1700	}
1421		1701
1422	utf8::decode $login;	1702	utf8::decode $login;
1423	push @logins, $login;	1703	push @logins, $login;
1424	}	1704	}
1425		1705
1426	\@logins	1706	\@logins
1427	}	1707	}
1428		1708
1429	=item $player->maps	1709	=item $player->maps
		1710
		1711	=item cf::player::maps $login
1430		1712
1431	Returns an arrayref of map paths that are private for this	1713	Returns an arrayref of map paths that are private for this
1432	player. May block.	1714	player. May block.
1433		1715
1434	=cut	1716	=cut
…		…
1452	}	1734	}
1453		1735
1454	\@paths	1736	\@paths
1455	}	1737	}
1456		1738
1457	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1739	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1458		1740
1459	Expand crossfire pod fragments into protocol xml.	1741	Expand deliantra pod fragments into protocol xml.
1460
1461	=cut
1462
1463	sub expand_cfpod {
1464	((my $self), (local $_)) = @_;
1465
1466	# escape & and <
1467	s/&/&amp;/g;
1468	s/(?<![BIUGHT])</&lt;/g;
1469
1470	# this is buggy, it needs to properly take care of nested <'s
1471
1472	1 while
1473	# replace B<>, I<>, U<> etc.
1474	s/B<([^\>]*)>/<b>$1<\/b>/
1475	|| s/I<([^\>]*)>/<i>$1<\/i>/
1476	|| s/U<([^\>]*)>/<u>$1<\/u>/
1477	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1478	# replace G<male|female> tags
1479	|| s{G<([^>|]*)\|([^>]*)>}{
1480	$self->gender ? $2 : $1
1481	}ge
1482	# replace H<hint text>
1483	|| s{H<([^\>]*)>}
1484	{
1485	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1486	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1487	"")
1488	[$self->{hintmode}]
1489	}ge;
1490
1491	# create single paragraphs (very hackish)
1492	s/(?<=\S)\n(?=\w)/ /g;
1493
1494	# compress some whitespace
1495	s/\s+\n/\n/g; # ws line-ends
1496	s/\n\n+/\n/g; # double lines
1497	s/^\n+//; # beginning lines
1498	s/\n+$//; # ending lines
1499
1500	$_
1501	}
1502
1503	sub hintmode {
1504	$_[0]{hintmode} = $_[1] if @_ > 1;
1505	$_[0]{hintmode}
1506	}
1507		1742
1508	=item $player->ext_reply ($msgid, @msg)	1743	=item $player->ext_reply ($msgid, @msg)
1509		1744
1510	Sends an ext reply to the player.	1745	Sends an ext reply to the player.
1511		1746
…		…
1543		1778
1544	=cut	1779	=cut
1545		1780
1546	sub find_by_path($) {	1781	sub find_by_path($) {
1547	my ($path) = @_;	1782	my ($path) = @_;
		1783
		1784	$path =~ s/^~[^\/]*//; # skip ~login
1548		1785
1549	my ($match, $specificity);	1786	my ($match, $specificity);
1550		1787
1551	for my $region (list) {	1788	for my $region (list) {
1552	if ($region->{match} && $path =~ $region->{match}) {	1789	if ($region->{match} && $path =~ $region->{match}) {
…		…
1578	our $MAX_RESET = 3600;	1815	our $MAX_RESET = 3600;
1579	our $DEFAULT_RESET = 3000;	1816	our $DEFAULT_RESET = 3000;
1580		1817
1581	sub generate_random_map {	1818	sub generate_random_map {
1582	my ($self, $rmp) = @_;	1819	my ($self, $rmp) = @_;
		1820
		1821	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1822
1583	# mit "rum" bekleckern, nicht	1823	# mit "rum" bekleckern, nicht
1584	$self->_create_random_map (	1824	$self->_create_random_map (
1585	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1825	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1586	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1826	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1587	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1827	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1588	$rmp->{exit_on_final_map},	1828	$rmp->{exit_on_final_map},
1589	$rmp->{xsize}, $rmp->{ysize},	1829	$rmp->{xsize}, $rmp->{ysize},
1590	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1830	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1591	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1831	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1613		1853
1614	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1854	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1615	}	1855	}
1616		1856
1617	# also paths starting with '/'	1857	# also paths starting with '/'
1618	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1858	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1619		1859
1620	sub thawer_merge {	1860	sub thawer_merge {
1621	my ($self, $merge) = @_;	1861	my ($self, $merge) = @_;
1622		1862
1623	# we have to keep some variables in memory intact	1863	# we have to keep some variables in memory intact
…		…
1709		1949
1710	# the temporary/swap location	1950	# the temporary/swap location
1711	sub save_path {	1951	sub save_path {
1712	my ($self) = @_;	1952	my ($self) = @_;
1713		1953
1714	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1954	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1715	"$TMPDIR/$path.map"	1955	"$TMPDIR/$path.map"
1716	}	1956	}
1717		1957
1718	# the unique path, undef == no special unique path	1958	# the unique path, undef == no special unique path
1719	sub uniq_path {	1959	sub uniq_path {
1720	my ($self) = @_;	1960	my ($self) = @_;
1721		1961
1722	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1962	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1723	"$UNIQUEDIR/$path"	1963	"$UNIQUEDIR/$path"
1724	}
1725
1726	# and all this just because we cannot iterate over
1727	# all maps in C++...
1728	sub change_all_map_light {
1729	my ($change) = @_;
1730
1731	$_->change_map_light ($change)
1732	for grep $_->outdoor, values %cf::MAP;
1733	}	1964	}
1734		1965
1735	sub decay_objects {	1966	sub decay_objects {
1736	my ($self) = @_;	1967	my ($self) = @_;
1737		1968
…		…
1750		1981
1751	sub load_header_from($) {	1982	sub load_header_from($) {
1752	my ($self, $path) = @_;	1983	my ($self, $path) = @_;
1753		1984
1754	utf8::encode $path;	1985	utf8::encode $path;
1755	#aio_open $path, O_RDONLY, 0	1986	my $f = new_from_file cf::object::thawer $path
1756	# or return;
1757
1758	$self->_load_header ($path)
1759	or return;	1987	or return;
		1988
		1989	$self->_load_header ($f)
		1990	or return;
		1991
		1992	local $MAP_LOADING{$self->{path}} = $self;
		1993	$f->resolve_delayed_derefs;
1760		1994
1761	$self->{load_path} = $path;	1995	$self->{load_path} = $path;
1762		1996
1763	1	1997	1
1764	}	1998	}
…		…
1818	sub find {	2052	sub find {
1819	my ($path, $origin) = @_;	2053	my ($path, $origin) = @_;
1820		2054
1821	$path = normalise $path, $origin && $origin->path;	2055	$path = normalise $path, $origin && $origin->path;
1822		2056
		2057	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1823	cf::lock_wait "map_find:$path";	2058	my $guard2 = cf::lock_acquire "map_find:$path";
1824		2059
1825	$cf::MAP{$path} || do {	2060	$cf::MAP{$path} || do {
1826	my $guard = cf::lock_acquire "map_find:$path";
1827	my $map = new_from_path cf::map $path	2061	my $map = new_from_path cf::map $path
1828	or return;	2062	or return;
1829		2063
1830	$map->{last_save} = $cf::RUNTIME;	2064	$map->{last_save} = $cf::RUNTIME;
1831		2065
…		…
1833	or return;	2067	or return;
1834		2068
1835	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2069	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1836	# doing this can freeze the server in a sync job, obviously	2070	# doing this can freeze the server in a sync job, obviously
1837	#$cf::WAIT_FOR_TICK->wait;	2071	#$cf::WAIT_FOR_TICK->wait;
		2072	undef $guard2;
		2073	undef $guard1;
1838	$map->reset;	2074	$map->reset;
1839	undef $guard;
1840	return find $path;	2075	return find $path;
1841	}	2076	}
1842		2077
1843	$cf::MAP{$path} = $map	2078	$cf::MAP{$path} = $map
1844	}	2079	}
1845	}	2080	}
1846		2081
1847	sub pre_load { }	2082	sub pre_load { }
1848	sub post_load { }	2083	#sub post_load { } # XS
1849		2084
1850	sub load {	2085	sub load {
1851	my ($self) = @_;	2086	my ($self) = @_;
1852		2087
1853	local $self->{deny_reset} = 1; # loading can take a long time	2088	local $self->{deny_reset} = 1; # loading can take a long time
1854		2089
1855	my $path = $self->{path};	2090	my $path = $self->{path};
1856		2091
1857	{	2092	{
1858	my $guard1 = cf::lock_acquire "map_data:$path";	2093	my $guard = cf::lock_acquire "map_data:$path";
1859	my $guard2 = cf::lock_acquire "map_load:$path";
1860		2094
		2095	return unless $self->valid;
1861	return if $self->in_memory != cf::MAP_SWAPPED;	2096	return unless $self->in_memory == cf::MAP_SWAPPED;
1862		2097
1863	$self->in_memory (cf::MAP_LOADING);	2098	$self->in_memory (cf::MAP_LOADING);
1864		2099
1865	$self->alloc;	2100	$self->alloc;
1866		2101
1867	$self->pre_load;	2102	$self->pre_load;
1868	cf::cede_to_tick;	2103	cf::cede_to_tick;
1869		2104
		2105	my $f = new_from_file cf::object::thawer $self->{load_path};
		2106	$f->skip_block;
1870	$self->_load_objects ($self->{load_path}, 1)	2107	$self->_load_objects ($f)
1871	or return;	2108	or return;
1872		2109
1873	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2110	$self->post_load_original
1874	if delete $self->{load_original};	2111	if delete $self->{load_original};
1875		2112
1876	if (my $uniq = $self->uniq_path) {	2113	if (my $uniq = $self->uniq_path) {
1877	utf8::encode $uniq;	2114	utf8::encode $uniq;
1878	if (aio_open $uniq, O_RDONLY, 0) {	2115	unless (aio_stat $uniq) {
		2116	if (my $f = new_from_file cf::object::thawer $uniq) {
1879	$self->clear_unique_items;	2117	$self->clear_unique_items;
1880	$self->_load_objects ($uniq, 0);	2118	$self->_load_objects ($f);
		2119	$f->resolve_delayed_derefs;
		2120	}
1881	}	2121	}
1882	}	2122	}
		2123
		2124	$f->resolve_delayed_derefs;
1883		2125
1884	cf::cede_to_tick;	2126	cf::cede_to_tick;
1885	# now do the right thing for maps	2127	# now do the right thing for maps
1886	$self->link_multipart_objects;	2128	$self->link_multipart_objects;
1887	$self->difficulty ($self->estimate_difficulty)	2129	$self->difficulty ($self->estimate_difficulty)
…		…
1891	unless ($self->{deny_activate}) {	2133	unless ($self->{deny_activate}) {
1892	$self->decay_objects;	2134	$self->decay_objects;
1893	$self->fix_auto_apply;	2135	$self->fix_auto_apply;
1894	$self->update_buttons;	2136	$self->update_buttons;
1895	cf::cede_to_tick;	2137	cf::cede_to_tick;
1896	$self->set_darkness_map;
1897	cf::cede_to_tick;
1898	$self->activate;	2138	$self->activate;
1899	}	2139	}
1900		2140
1901	$self->{last_save} = $cf::RUNTIME;	2141	$self->{last_save} = $cf::RUNTIME;
1902	$self->last_access ($cf::RUNTIME);	2142	$self->last_access ($cf::RUNTIME);
1903		2143
1904	$self->in_memory (cf::MAP_IN_MEMORY);	2144	$self->in_memory (cf::MAP_ACTIVE);
1905	}	2145	}
1906		2146
1907	$self->post_load;	2147	$self->post_load;
1908	}	2148	}
1909		2149
		2150	# customize the map for a given player, i.e.
		2151	# return the _real_ map. used by e.g. per-player
		2152	# maps to change the path to ~playername/mappath
1910	sub customise_for {	2153	sub customise_for {
1911	my ($self, $ob) = @_;	2154	my ($self, $ob) = @_;
1912		2155
1913	return find "~" . $ob->name . "/" . $self->{path}	2156	return find "~" . $ob->name . "/" . $self->{path}
1914	if $self->per_player;	2157	if $self->per_player;
…		…
1930	or next;	2173	or next;
1931	$neigh = find $neigh, $map	2174	$neigh = find $neigh, $map
1932	or next;	2175	or next;
1933	$neigh->load;	2176	$neigh->load;
1934		2177
		2178	# now find the diagonal neighbours
1935	push @neigh,	2179	push @neigh,
1936	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2180	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1937	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2181	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1938	}	2182	}
1939		2183
…		…
1967	my ($path, $origin, $load) = @_;	2211	my ($path, $origin, $load) = @_;
1968		2212
1969	$path = normalise $path, $origin && $origin->{path};	2213	$path = normalise $path, $origin && $origin->{path};
1970		2214
1971	if (my $map = $cf::MAP{$path}) {	2215	if (my $map = $cf::MAP{$path}) {
1972	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2216	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1973	}	2217	}
1974		2218
1975	$MAP_PREFETCH{$path} |= $load;	2219	$MAP_PREFETCH{$path} |= $load;
1976		2220
1977	$MAP_PREFETCHER ||= cf::async {	2221	$MAP_PREFETCHER ||= cf::async {
		2222	$Coro::current->{desc} = "map prefetcher";
		2223
1978	while (%MAP_PREFETCH) {	2224	while (%MAP_PREFETCH) {
1979	while (my ($k, $v) = each %MAP_PREFETCH) {	2225	while (my ($k, $v) = each %MAP_PREFETCH) {
1980	if (my $map = find $k) {	2226	if (my $map = find $k) {
1981	$map->load if $v;	2227	$map->load if $v;
1982	}	2228	}
…		…
1989	$MAP_PREFETCHER->prio (6);	2235	$MAP_PREFETCHER->prio (6);
1990		2236
1991	()	2237	()
1992	}	2238	}
1993		2239
		2240	# common code, used by both ->save and ->swapout
1994	sub save {	2241	sub _save {
1995	my ($self) = @_;	2242	my ($self) = @_;
1996
1997	my $lock = cf::lock_acquire "map_data:$self->{path}";
1998		2243
1999	$self->{last_save} = $cf::RUNTIME;	2244	$self->{last_save} = $cf::RUNTIME;
2000		2245
2001	return unless $self->dirty;	2246	return unless $self->dirty;
2002		2247
…		…
2008	return if $self->{deny_save};	2253	return if $self->{deny_save};
2009		2254
2010	local $self->{last_access} = $self->last_access;#d#	2255	local $self->{last_access} = $self->last_access;#d#
2011		2256
2012	cf::async {	2257	cf::async {
		2258	$Coro::current->{desc} = "map player save";
2013	$_->contr->save for $self->players;	2259	$_->contr->save for $self->players;
2014	};	2260	};
		2261
		2262	cf::get_slot 0.02;
2015		2263
2016	if ($uniq) {	2264	if ($uniq) {
2017	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2265	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2018	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2266	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2019	} else {	2267	} else {
2020	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2268	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2021	}	2269	}
2022	}	2270	}
2023		2271
		2272	sub save {
		2273	my ($self) = @_;
		2274
		2275	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2276
		2277	$self->_save;
		2278	}
		2279
2024	sub swap_out {	2280	sub swap_out {
2025	my ($self) = @_;	2281	my ($self) = @_;
2026		2282
2027	# save first because save cedes
2028	$self->save;
2029
2030	my $lock = cf::lock_acquire "map_data:$self->{path}";	2283	my $lock = cf::lock_acquire "map_data:$self->{path}";
2031		2284
		2285	return if $self->in_memory != cf::MAP_ACTIVE;
		2286	return if $self->{deny_save};
2032	return if $self->players;	2287	return if $self->players;
2033	return if $self->in_memory != cf::MAP_IN_MEMORY;
2034	return if $self->{deny_save};
2035		2288
		2289	# first deactivate the map and "unlink" it from the core
		2290	$self->deactivate;
		2291	$_->clear_links_to ($self) for values %cf::MAP;
		2292	$self->in_memory (cf::MAP_SWAPPED);
		2293
		2294	# then atomically save
		2295	$self->_save;
		2296
		2297	# then free the map
2036	$self->clear;	2298	$self->clear;
2037	$self->in_memory (cf::MAP_SWAPPED);
2038	}	2299	}
2039		2300
2040	sub reset_at {	2301	sub reset_at {
2041	my ($self) = @_;	2302	my ($self) = @_;
2042		2303
…		…
2060		2321
2061	my $lock = cf::lock_acquire "map_data:$self->{path}";	2322	my $lock = cf::lock_acquire "map_data:$self->{path}";
2062		2323
2063	return if $self->players;	2324	return if $self->players;
2064		2325
2065	warn "resetting map ", $self->path;	2326	cf::trace "resetting map ", $self->path, "\n";
2066		2327
2067	$self->in_memory (cf::MAP_SWAPPED);	2328	$self->in_memory (cf::MAP_SWAPPED);
2068		2329
2069	# need to save uniques path	2330	# need to save uniques path
2070	unless ($self->{deny_save}) {	2331	unless ($self->{deny_save}) {
…		…
2074	if $uniq;	2335	if $uniq;
2075	}	2336	}
2076		2337
2077	delete $cf::MAP{$self->path};	2338	delete $cf::MAP{$self->path};
2078		2339
		2340	$self->deactivate;
		2341	$_->clear_links_to ($self) for values %cf::MAP;
2079	$self->clear;	2342	$self->clear;
2080
2081	$_->clear_links_to ($self) for values %cf::MAP;
2082		2343
2083	$self->unlink_save;	2344	$self->unlink_save;
2084	$self->destroy;	2345	$self->destroy;
2085	}	2346	}
2086		2347
…		…
2094		2355
2095	delete $cf::MAP{$self->path};	2356	delete $cf::MAP{$self->path};
2096		2357
2097	$self->unlink_save;	2358	$self->unlink_save;
2098		2359
2099	bless $self, "cf::map";	2360	bless $self, "cf::map::wrap";
2100	delete $self->{deny_reset};	2361	delete $self->{deny_reset};
2101	$self->{deny_save} = 1;	2362	$self->{deny_save} = 1;
2102	$self->reset_timeout (1);	2363	$self->reset_timeout (1);
2103	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2364	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2104		2365
…		…
2153		2414
2154	sub unique_maps() {	2415	sub unique_maps() {
2155	[	2416	[
2156	map {	2417	map {
2157	utf8::decode $_;	2418	utf8::decode $_;
2158	/\.map$/	2419	s/\.map$//; # TODO future compatibility hack
		2420	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2421	? ()
2159	? normalise $_	2422	: normalise $_
2160	: ()
2161	} @{ aio_readdir $UNIQUEDIR or [] }	2423	} @{ aio_readdir $UNIQUEDIR or [] }
2162	]	2424	]
2163	}	2425	}
2164		2426
2165	package cf;	2427	=item cf::map::static_maps
		2428
		2429	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2430	file in the shared directory excluding F</styles> and F</editor>). May
		2431	block.
		2432
		2433	=cut
		2434
		2435	sub static_maps() {
		2436	my @dirs = "";
		2437	my @maps;
		2438
		2439	while (@dirs) {
		2440	my $dir = shift @dirs;
		2441
		2442	next if $dir eq "/styles" || $dir eq "/editor";
		2443
		2444	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2445	or return;
		2446
		2447	for (@$files) {
		2448	s/\.map$// or next;
		2449	utf8::decode $_;
		2450	push @maps, "$dir/$_";
		2451	}
		2452
		2453	push @dirs, map "$dir/$_", @$dirs;
		2454	}
		2455
		2456	\@maps
		2457	}
2166		2458
2167	=back	2459	=back
2168		2460
2169	=head3 cf::object	2461	=head3 cf::object
2170		2462
…		…
2174		2466
2175	=over 4	2467	=over 4
2176		2468
2177	=item $ob->inv_recursive	2469	=item $ob->inv_recursive
2178		2470
2179	Returns the inventory of the object _and_ their inventories, recursively.	2471	Returns the inventory of the object I<and> their inventories, recursively,
		2472	but I<not> the object itself.
2180		2473
2181	=cut	2474	=cut
2182		2475
2183	sub inv_recursive_;	2476	sub inv_recursive_;
2184	sub inv_recursive_ {	2477	sub inv_recursive_ {
…		…
2187		2480
2188	sub inv_recursive {	2481	sub inv_recursive {
2189	inv_recursive_ inv $_[0]	2482	inv_recursive_ inv $_[0]
2190	}	2483	}
2191		2484
		2485	=item $ref = $ob->ref
		2486
		2487	Creates and returns a persistent reference to an object that can be stored as a string.
		2488
		2489	=item $ob = cf::object::deref ($refstring)
		2490
		2491	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2492	even if the object actually exists. May block.
		2493
		2494	=cut
		2495
		2496	sub deref {
		2497	my ($ref) = @_;
		2498
		2499	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2500	my ($uuid, $name) = ($1, $2);
		2501	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2502	or return;
		2503	$pl->ob->uuid eq $uuid
		2504	or return;
		2505
		2506	$pl->ob
		2507	} else {
		2508	warn "$ref: cannot resolve object reference\n";
		2509	undef
		2510	}
		2511	}
		2512
2192	package cf;	2513	package cf;
2193		2514
2194	=back	2515	=back
2195		2516
2196	=head3 cf::object::player	2517	=head3 cf::object::player
…		…
2202	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2523	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2203	can be C<undef>. Does the right thing when the player is currently in a	2524	can be C<undef>. Does the right thing when the player is currently in a
2204	dialogue with the given NPC character.	2525	dialogue with the given NPC character.
2205		2526
2206	=cut	2527	=cut
		2528
		2529	our $SAY_CHANNEL = {
		2530	id => "say",
		2531	title => "Map",
		2532	reply => "say ",
		2533	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2534	};
		2535
		2536	our $CHAT_CHANNEL = {
		2537	id => "chat",
		2538	title => "Chat",
		2539	reply => "chat ",
		2540	tooltip => "Player chat and shouts, global to the server.",
		2541	};
2207		2542
2208	# rough implementation of a future "reply" method that works	2543	# rough implementation of a future "reply" method that works
2209	# with dialog boxes.	2544	# with dialog boxes.
2210	#TODO: the first argument must go, split into a $npc->reply_to ( method	2545	#TODO: the first argument must go, split into a $npc->reply_to ( method
2211	sub cf::object::player::reply($$$;$) {	2546	sub cf::object::player::reply($$$;$) {
…		…
2223	my $dialog = $pl->{npc_dialog};	2558	my $dialog = $pl->{npc_dialog};
2224	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2559	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2225		2560
2226	} else {	2561	} else {
2227	$msg = $npc->name . " says: $msg" if $npc;	2562	$msg = $npc->name . " says: $msg" if $npc;
2228	$self->message ($msg, $flags);	2563	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2229	}	2564	}
2230	}	2565	}
2231	}	2566	}
2232		2567
2233	=item $object->send_msg ($channel, $msg, $color, [extra...])	2568	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2258		2593
2259	=item $player_object->enter_link	2594	=item $player_object->enter_link
2260		2595
2261	Freezes the player and moves him/her to a special map (C<{link}>).	2596	Freezes the player and moves him/her to a special map (C<{link}>).
2262		2597
2263	The player should be reasonably safe there for short amounts of time. You	2598	The player should be reasonably safe there for short amounts of time (e.g.
2264	I<MUST> call C<leave_link> as soon as possible, though.	2599	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2600	though, as the player cannot control the character while it is on the link
		2601	map.
2265		2602
2266	Will never block.	2603	Will never block.
2267		2604
2268	=item $player_object->leave_link ($map, $x, $y)	2605	=item $player_object->leave_link ($map, $x, $y)
2269		2606
…		…
2289	sub cf::object::player::enter_link {	2626	sub cf::object::player::enter_link {
2290	my ($self) = @_;	2627	my ($self) = @_;
2291		2628
2292	$self->deactivate_recursive;	2629	$self->deactivate_recursive;
2293		2630
		2631	++$self->{_link_recursion};
		2632
2294	return if UNIVERSAL::isa $self->map, "ext::map_link";	2633	return if UNIVERSAL::isa $self->map, "ext::map_link";
2295		2634
2296	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2635	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2297	if $self->map && $self->map->{path} ne "{link}";	2636	if $self->map && $self->map->{path} ne "{link}";
2298		2637
2299	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2638	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2300	}	2639	}
2301		2640
2302	sub cf::object::player::leave_link {	2641	sub cf::object::player::leave_link {
2303	my ($self, $map, $x, $y) = @_;	2642	my ($self, $map, $x, $y) = @_;
2304		2643
…		…
2321	($x, $y) = (-1, -1)	2660	($x, $y) = (-1, -1)
2322	unless (defined $x) && (defined $y);	2661	unless (defined $x) && (defined $y);
2323		2662
2324	# use -1 or undef as default coordinates, not 0, 0	2663	# use -1 or undef as default coordinates, not 0, 0
2325	($x, $y) = ($map->enter_x, $map->enter_y)	2664	($x, $y) = ($map->enter_x, $map->enter_y)
2326	if $x <=0 && $y <= 0;	2665	if $x <= 0 && $y <= 0;
2327		2666
2328	$map->load;	2667	$map->load;
2329	$map->load_neighbours;	2668	$map->load_neighbours;
2330		2669
2331	return unless $self->contr->active;	2670	return unless $self->contr->active;
2332	$self->activate_recursive;
2333		2671
2334	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2672	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2335	$self->enter_map ($map, $x, $y);	2673	if ($self->enter_map ($map, $x, $y)) {
2336	}	2674	# entering was successful
		2675	delete $self->{_link_recursion};
		2676	# only activate afterwards, to support waiting in hooks
		2677	$self->activate_recursive;
		2678	}
2337		2679
		2680	}
		2681
2338	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2682	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2339		2683
2340	Moves the player to the given map-path and coordinates by first freezing	2684	Moves the player to the given map-path and coordinates by first freezing
2341	her, loading and preparing them map, calling the provided $check callback	2685	her, loading and preparing them map, calling the provided $check callback
2342	that has to return the map if sucecssful, and then unfreezes the player on	2686	that has to return the map if sucecssful, and then unfreezes the player on
2343	the new (success) or old (failed) map position. In either case, $done will	2687	the new (success) or old (failed) map position. In either case, $done will
2344	be called at the end of this process.	2688	be called at the end of this process.
2345		2689
		2690	Note that $check will be called with a potentially non-loaded map, so if
		2691	it needs a loaded map it has to call C<< ->load >>.
		2692
2346	=cut	2693	=cut
2347		2694
2348	our $GOTOGEN;	2695	our $GOTOGEN;
2349		2696
2350	sub cf::object::player::goto {	2697	sub cf::object::player::goto {
2351	my ($self, $path, $x, $y, $check, $done) = @_;	2698	my ($self, $path, $x, $y, $check, $done) = @_;
2352		2699
		2700	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2701	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2702	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2703	($path, $x, $y) = @$EMERGENCY_POSITION;
		2704	}
		2705
2353	# do generation counting so two concurrent goto's will be executed in-order	2706	# do generation counting so two concurrent goto's will be executed in-order
2354	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2707	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2355		2708
2356	$self->enter_link;	2709	$self->enter_link;
2357		2710
2358	(async {	2711	(async {
		2712	$Coro::current->{desc} = "player::goto $path $x $y";
		2713
		2714	# *tag paths override both path and x|y
		2715	if ($path =~ /^\*(.*)$/) {
		2716	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2717	my $ob = $obs[rand @obs];
		2718
		2719	# see if we actually can go there
		2720	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2721	$ob = $obs[rand @obs];
		2722	} else {
		2723	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2724	}
		2725	# else put us there anyways for now #d#
		2726
		2727	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2728	} else {
		2729	($path, $x, $y) = (undef, undef, undef);
		2730	}
		2731	}
		2732
2359	my $map = eval {	2733	my $map = eval {
2360	my $map = cf::map::find $path;	2734	my $map = defined $path ? cf::map::find $path : undef;
2361		2735
2362	if ($map) {	2736	if ($map) {
2363	$map = $map->customise_for ($self);	2737	$map = $map->customise_for ($self);
2364	$map = $check->($map) if $check && $map;	2738	$map = $check->($map, $x, $y, $self) if $check && $map;
2365	} else {	2739	} else {
2366	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2740	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2367	}	2741	}
2368		2742
2369	$map	2743	$map
2370	};	2744	};
2371		2745
…		…
2377	if ($gen == $self->{_goto_generation}) {	2751	if ($gen == $self->{_goto_generation}) {
2378	delete $self->{_goto_generation};	2752	delete $self->{_goto_generation};
2379	$self->leave_link ($map, $x, $y);	2753	$self->leave_link ($map, $x, $y);
2380	}	2754	}
2381		2755
2382	$done->() if $done;	2756	$done->($self) if $done;
2383	})->prio (1);	2757	})->prio (1);
2384	}	2758	}
2385		2759
2386	=item $player_object->enter_exit ($exit_object)	2760	=item $player_object->enter_exit ($exit_object)
2387		2761
…		…
2407	}	2781	}
2408		2782
2409	sub prepare_random_map {	2783	sub prepare_random_map {
2410	my ($exit) = @_;	2784	my ($exit) = @_;
2411		2785
2412	my $guard = cf::lock_acquire "exit_prepare:$exit";
2413
2414	# all this does is basically replace the /! path by	2786	# all this does is basically replace the /! path by
2415	# a new random map path (?random/...) with a seed	2787	# a new random map path (?random/...) with a seed
2416	# that depends on the exit object	2788	# that depends on the exit object
2417		2789
2418	my $rmp = parse_random_map_params $exit->msg;	2790	my $rmp = parse_random_map_params $exit->msg;
…		…
2420	if ($exit->map) {	2792	if ($exit->map) {
2421	$rmp->{region} = $exit->region->name;	2793	$rmp->{region} = $exit->region->name;
2422	$rmp->{origin_map} = $exit->map->path;	2794	$rmp->{origin_map} = $exit->map->path;
2423	$rmp->{origin_x} = $exit->x;	2795	$rmp->{origin_x} = $exit->x;
2424	$rmp->{origin_y} = $exit->y;	2796	$rmp->{origin_y} = $exit->y;
		2797
		2798	$exit->map->touch;
2425	}	2799	}
2426		2800
2427	$rmp->{random_seed} ||= $exit->random_seed;	2801	$rmp->{random_seed} ||= $exit->random_seed;
2428		2802
2429	my $data = cf::to_json $rmp;	2803	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2430	my $md5 = Digest::MD5::md5_hex $data;	2804	my $md5 = Digest::MD5::md5_hex $data;
2431	my $meta = "$RANDOMDIR/$md5.meta";	2805	my $meta = "$RANDOMDIR/$md5.meta";
2432		2806
2433	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2807	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2434	aio_write $fh, 0, (length $data), $data, 0;	2808	aio_write $fh, 0, (length $data), $data, 0;
2435	undef $fh;	2809	undef $fh;
2436	aio_rename "$meta~", $meta;	2810	aio_rename "$meta~", $meta;
2437		2811
		2812	my $slaying = "?random/$md5";
		2813
		2814	if ($exit->valid) {
2438	$exit->slaying ("?random/$md5");	2815	$exit->slaying ("?random/$md5");
2439	$exit->msg (undef);	2816	$exit->msg (undef);
		2817	}
2440	}	2818	}
2441	}	2819	}
2442		2820
2443	sub cf::object::player::enter_exit {	2821	sub cf::object::player::enter_exit {
2444	my ($self, $exit) = @_;	2822	my ($self, $exit) = @_;
2445		2823
2446	return unless $self->type == cf::PLAYER;	2824	return unless $self->type == cf::PLAYER;
2447		2825
2448	if ($exit->slaying eq "/!") {
2449	#TODO: this should de-fi-ni-te-ly not be a sync-job
2450	# the problem is that $exit might not survive long enough
2451	# so it needs to be done right now, right here
2452	cf::sync_job { prepare_random_map $exit };
2453	}
2454
2455	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2456	my $hp = $exit->stats->hp;
2457	my $sp = $exit->stats->sp;
2458
2459	$self->enter_link;	2826	$self->enter_link;
2460		2827
2461	# if exit is damned, update players death & WoR home-position
2462	$self->contr->savebed ($slaying, $hp, $sp)
2463	if $exit->flag (FLAG_DAMNED);
2464
2465	(async {	2828	(async {
2466	$self->deactivate_recursive; # just to be sure	2829	$Coro::current->{desc} = "enter_exit";
		2830
2467	unless (eval {	2831	unless (eval {
		2832	$self->deactivate_recursive; # just to be sure
		2833
		2834	# random map handling
		2835	{
		2836	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2837
		2838	prepare_random_map $exit
		2839	if $exit->slaying eq "/!";
		2840	}
		2841
		2842	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2843	my $x = $exit->stats->hp;
		2844	my $y = $exit->stats->sp;
		2845
2468	$self->goto ($slaying, $hp, $sp);	2846	$self->goto ($map, $x, $y);
2469		2847
		2848	# if exit is damned, update players death & WoR home-position
		2849	$self->contr->savebed ($map, $x, $y)
		2850	if $exit->flag (cf::FLAG_DAMNED);
		2851
2470	1;	2852	1
2471	}) {	2853	}) {
2472	$self->message ("Something went wrong deep within the crossfire server. "	2854	$self->message ("Something went wrong deep within the deliantra server. "
2473	. "I'll try to bring you back to the map you were before. "	2855	. "I'll try to bring you back to the map you were before. "
2474	. "Please report this to the dungeon master!",	2856	. "Please report this to the dungeon master!",
2475	cf::NDI_UNIQUE | cf::NDI_RED);	2857	cf::NDI_UNIQUE | cf::NDI_RED);
2476		2858
2477	warn "ERROR in enter_exit: $@";	2859	error "ERROR in enter_exit: $@";
2478	$self->leave_link;	2860	$self->leave_link;
2479	}	2861	}
2480	})->prio (1);	2862	})->prio (1);
2481	}	2863	}
2482		2864
…		…
2494	sub cf::client::send_drawinfo {	2876	sub cf::client::send_drawinfo {
2495	my ($self, $text, $flags) = @_;	2877	my ($self, $text, $flags) = @_;
2496		2878
2497	utf8::encode $text;	2879	utf8::encode $text;
2498	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2880	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2881	}
		2882
		2883	=item $client->send_big_packet ($pkt)
		2884
		2885	Like C<send_packet>, but tries to compress large packets, and fragments
		2886	them as required.
		2887
		2888	=cut
		2889
		2890	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2891
		2892	sub cf::client::send_big_packet {
		2893	my ($self, $pkt) = @_;
		2894
		2895	# try lzf for large packets
		2896	$pkt = "lzf " . Compress::LZF::compress $pkt
		2897	if 1024 <= length $pkt and $self->{can_lzf};
		2898
		2899	# split very large packets
		2900	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2901	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2902	$pkt = "frag";
		2903	}
		2904
		2905	$self->send_packet ($pkt);
2499	}	2906	}
2500		2907
2501	=item $client->send_msg ($channel, $msg, $color, [extra...])	2908	=item $client->send_msg ($channel, $msg, $color, [extra...])
2502		2909
2503	Send a drawinfo or msg packet to the client, formatting the msg for the	2910	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2505	the message, with C<log> being the default. If C<$color> is negative, suppress	2912	the message, with C<log> being the default. If C<$color> is negative, suppress
2506	the message unless the client supports the msg packet.	2913	the message unless the client supports the msg packet.
2507		2914
2508	=cut	2915	=cut
2509		2916
		2917	# non-persistent channels (usually the info channel)
2510	our %CHANNEL = (	2918	our %CHANNEL = (
		2919	"c/motd" => {
		2920	id => "infobox",
		2921	title => "MOTD",
		2922	reply => undef,
		2923	tooltip => "The message of the day",
		2924	},
2511	"c/identify" => {	2925	"c/identify" => {
2512	id => "identify",	2926	id => "infobox",
2513	title => "Identify",	2927	title => "Identify",
2514	reply => undef,	2928	reply => undef,
2515	tooltip => "Items recently identified",	2929	tooltip => "Items recently identified",
2516	},	2930	},
2517	"c/examine" => {	2931	"c/examine" => {
2518	id => "examine",	2932	id => "infobox",
2519	title => "Examine",	2933	title => "Examine",
2520	reply => undef,	2934	reply => undef,
2521	tooltip => "Signs and other items you examined",	2935	tooltip => "Signs and other items you examined",
2522	},	2936	},
		2937	"c/shopinfo" => {
		2938	id => "infobox",
		2939	title => "Shop Info",
		2940	reply => undef,
		2941	tooltip => "What your bargaining skill tells you about the shop",
		2942	},
		2943	"c/book" => {
		2944	id => "infobox",
		2945	title => "Book",
		2946	reply => undef,
		2947	tooltip => "The contents of a note or book",
		2948	},
		2949	"c/lookat" => {
		2950	id => "infobox",
		2951	title => "Look",
		2952	reply => undef,
		2953	tooltip => "What you saw there",
		2954	},
		2955	"c/who" => {
		2956	id => "infobox",
		2957	title => "Players",
		2958	reply => undef,
		2959	tooltip => "Shows players who are currently online",
		2960	},
		2961	"c/body" => {
		2962	id => "infobox",
		2963	title => "Body Parts",
		2964	reply => undef,
		2965	tooltip => "Shows which body parts you posess and are available",
		2966	},
		2967	"c/statistics" => {
		2968	id => "infobox",
		2969	title => "Statistics",
		2970	reply => undef,
		2971	tooltip => "Shows your primary statistics",
		2972	},
		2973	"c/skills" => {
		2974	id => "infobox",
		2975	title => "Skills",
		2976	reply => undef,
		2977	tooltip => "Shows your experience per skill and item power",
		2978	},
		2979	"c/shopitems" => {
		2980	id => "infobox",
		2981	title => "Shop Items",
		2982	reply => undef,
		2983	tooltip => "Shows the items currently for sale in this shop",
		2984	},
		2985	"c/resistances" => {
		2986	id => "infobox",
		2987	title => "Resistances",
		2988	reply => undef,
		2989	tooltip => "Shows your resistances",
		2990	},
		2991	"c/pets" => {
		2992	id => "infobox",
		2993	title => "Pets",
		2994	reply => undef,
		2995	tooltip => "Shows information abotu your pets/a specific pet",
		2996	},
		2997	"c/perceiveself" => {
		2998	id => "infobox",
		2999	title => "Perceive Self",
		3000	reply => undef,
		3001	tooltip => "You gained detailed knowledge about yourself",
		3002	},
		3003	"c/uptime" => {
		3004	id => "infobox",
		3005	title => "Uptime",
		3006	reply => undef,
		3007	tooltip => "How long the server has been running since last restart",
		3008	},
		3009	"c/mapinfo" => {
		3010	id => "infobox",
		3011	title => "Map Info",
		3012	reply => undef,
		3013	tooltip => "Information related to the maps",
		3014	},
		3015	"c/party" => {
		3016	id => "party",
		3017	title => "Party",
		3018	reply => "gsay ",
		3019	tooltip => "Messages and chat related to your party",
		3020	},
		3021	"c/death" => {
		3022	id => "death",
		3023	title => "Death",
		3024	reply => undef,
		3025	tooltip => "Reason for and more info about your most recent death",
		3026	},
		3027	"c/say" => $SAY_CHANNEL,
		3028	"c/chat" => $CHAT_CHANNEL,
2523	);	3029	);
2524		3030
2525	sub cf::client::send_msg {	3031	sub cf::client::send_msg {
2526	my ($self, $channel, $msg, $color, @extra) = @_;	3032	my ($self, $channel, $msg, $color, @extra) = @_;
2527		3033
2528	$msg = $self->pl->expand_cfpod ($msg);	3034	$msg = $self->pl->expand_cfpod ($msg)
		3035	unless $color & cf::NDI_VERBATIM;
2529		3036
2530	$color &= cf::NDI_CLIENT_MASK; # just in case...	3037	$color &= cf::NDI_CLIENT_MASK; # just in case...
2531		3038
2532	# check predefined channels, for the benefit of C	3039	# check predefined channels, for the benefit of C
2533	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	3040	if ($CHANNEL{$channel}) {
		3041	$channel = $CHANNEL{$channel};
2534		3042
		3043	$self->ext_msg (channel_info => $channel);
		3044	$channel = $channel->{id};
		3045
2535	if (ref $channel) {	3046	} elsif (ref $channel) {
2536	# send meta info to client, if not yet sent	3047	# send meta info to client, if not yet sent
2537	unless (exists $self->{channel}{$channel->{id}}) {	3048	unless (exists $self->{channel}{$channel->{id}}) {
2538	$self->{channel}{$channel->{id}} = $channel;	3049	$self->{channel}{$channel->{id}} = $channel;
2539	$self->ext_msg (channel_info => $channel)	3050	$self->ext_msg (channel_info => $channel);
2540	if $self->can_msg;
2541	}	3051	}
2542		3052
2543	$channel = $channel->{id};	3053	$channel = $channel->{id};
2544	}	3054	}
2545		3055
2546	return unless @extra || length $msg;	3056	return unless @extra || length $msg;
2547		3057
2548	if ($self->can_msg) {
2549	# default colour, mask it out	3058	# default colour, mask it out
2550	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3059	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2551	if $color & cf::NDI_DEF;	3060	if $color & cf::NDI_DEF;
2552		3061
2553	$self->send_packet ("msg " . $self->{json_coder}->encode (	3062	my $pkt = "msg "
		3063	. $self->{json_coder}->encode (
2554	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3064	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2555	} else {	3065	);
2556	if ($color >= 0) {
2557	# replace some tags by gcfclient-compatible ones
2558	for ($msg) {
2559	1 while
2560	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2561	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2562	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2563	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2564	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2565	}
2566		3066
2567	$color &= cf::NDI_COLOR_MASK;	3067	$self->send_big_packet ($pkt);
2568
2569	utf8::encode $msg;
2570
2571	if (0 && $msg =~ /\[/) {
2572	# COMMAND/INFO
2573	$self->send_packet ("drawextinfo $color 10 8 $msg")
2574	} else {
2575	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2576	$self->send_packet ("drawinfo $color $msg")
2577	}
2578	}
2579	}
2580	}	3068	}
2581		3069
2582	=item $client->ext_msg ($type, @msg)	3070	=item $client->ext_msg ($type, @msg)
2583		3071
2584	Sends an ext event to the client.	3072	Sends an ext event to the client.
…		…
2587		3075
2588	sub cf::client::ext_msg($$@) {	3076	sub cf::client::ext_msg($$@) {
2589	my ($self, $type, @msg) = @_;	3077	my ($self, $type, @msg) = @_;
2590		3078
2591	if ($self->extcmd == 2) {	3079	if ($self->extcmd == 2) {
2592	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3080	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2593	} elsif ($self->extcmd == 1) { # TODO: remove	3081	} elsif ($self->extcmd == 1) { # TODO: remove
2594	push @msg, msgtype => "event_$type";	3082	push @msg, msgtype => "event_$type";
2595	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3083	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2596	}	3084	}
2597	}	3085	}
2598		3086
2599	=item $client->ext_reply ($msgid, @msg)	3087	=item $client->ext_reply ($msgid, @msg)
2600		3088
…		…
2604		3092
2605	sub cf::client::ext_reply($$@) {	3093	sub cf::client::ext_reply($$@) {
2606	my ($self, $id, @msg) = @_;	3094	my ($self, $id, @msg) = @_;
2607		3095
2608	if ($self->extcmd == 2) {	3096	if ($self->extcmd == 2) {
2609	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3097	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2610	} elsif ($self->extcmd == 1) {	3098	} elsif ($self->extcmd == 1) {
2611	#TODO: version 1, remove	3099	#TODO: version 1, remove
2612	unshift @msg, msgtype => "reply", msgid => $id;	3100	unshift @msg, msgtype => "reply", msgid => $id;
2613	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3101	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2614	}	3102	}
2615	}	3103	}
2616		3104
2617	=item $success = $client->query ($flags, "text", \&cb)	3105	=item $success = $client->query ($flags, "text", \&cb)
2618		3106
…		…
2689		3177
2690	$ns->ext_reply ($reply, @reply)	3178	$ns->ext_reply ($reply, @reply)
2691	if $reply;	3179	if $reply;
2692		3180
2693	} else {	3181	} else {
2694	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3182	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2695	}	3183	}
2696		3184
2697	cf::override;	3185	cf::override;
2698	},	3186	},
2699	);	3187	);
…		…
2719		3207
2720	$coro	3208	$coro
2721	}	3209	}
2722		3210
2723	cf::client->attach (	3211	cf::client->attach (
2724	on_destroy => sub {	3212	on_client_destroy => sub {
2725	my ($ns) = @_;	3213	my ($ns) = @_;
2726		3214
2727	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3215	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2728	},	3216	},
2729	);	3217	);
…		…
2745	our $safe_hole = new Safe::Hole;	3233	our $safe_hole = new Safe::Hole;
2746		3234
2747	$SIG{FPE} = 'IGNORE';	3235	$SIG{FPE} = 'IGNORE';
2748		3236
2749	$safe->permit_only (Opcode::opset qw(	3237	$safe->permit_only (Opcode::opset qw(
2750	:base_core :base_mem :base_orig :base_math	3238	:base_core :base_mem :base_orig :base_math :base_loop
2751	grepstart grepwhile mapstart mapwhile	3239	grepstart grepwhile mapstart mapwhile
2752	sort time	3240	sort time
2753	));	3241	));
2754		3242
2755	# here we export the classes and methods available to script code	3243	# here we export the classes and methods available to script code
…		…
2757	=pod	3245	=pod
2758		3246
2759	The following functions and methods are available within a safe environment:	3247	The following functions and methods are available within a safe environment:
2760		3248
2761	cf::object	3249	cf::object
2762	contr pay_amount pay_player map x y force_find force_add	3250	contr pay_amount pay_player map x y force_find force_add destroy
2763	insert remove name archname title slaying race decrease_ob_nr	3251	insert remove name archname title slaying race decrease split
		3252	value
2764		3253
2765	cf::object::player	3254	cf::object::player
2766	player	3255	player
2767		3256
2768	cf::player	3257	cf::player
…		…
2773		3262
2774	=cut	3263	=cut
2775		3264
2776	for (	3265	for (
2777	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3266	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2778	insert remove inv name archname title slaying race	3267	insert remove inv nrof name archname title slaying race
2779	decrease_ob_nr)],	3268	decrease split destroy change_exp value msg lore send_msg)],
2780	["cf::object::player" => qw(player)],	3269	["cf::object::player" => qw(player)],
2781	["cf::player" => qw(peaceful)],	3270	["cf::player" => qw(peaceful send_msg)],
2782	["cf::map" => qw(trigger)],	3271	["cf::map" => qw(trigger)],
2783	) {	3272	) {
2784	no strict 'refs';	3273	no strict 'refs';
2785	my ($pkg, @funs) = @$_;	3274	my ($pkg, @funs) = @$_;
2786	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3275	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2804		3293
2805	my $qcode = $code;	3294	my $qcode = $code;
2806	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3295	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2807	$qcode =~ s/\n/\\n/g;	3296	$qcode =~ s/\n/\\n/g;
2808		3297
		3298	%vars = (_dummy => 0) unless %vars;
		3299
		3300	my @res;
2809	local $_;	3301	local $_;
2810	local @safe::cf::_safe_eval_args = values %vars;
2811		3302
2812	my $eval =	3303	my $eval =
2813	"do {\n"	3304	"do {\n"
2814	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3305	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2815	. "#line 0 \"{$qcode}\"\n"	3306	. "#line 0 \"{$qcode}\"\n"
2816	. $code	3307	. $code
2817	. "\n}"	3308	. "\n}"
2818	;	3309	;
2819		3310
		3311	if ($CFG{safe_eval}) {
2820	sub_generation_inc;	3312	sub_generation_inc;
		3313	local @safe::cf::_safe_eval_args = values %vars;
2821	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3314	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2822	sub_generation_inc;	3315	sub_generation_inc;
		3316	} else {
		3317	local @cf::_safe_eval_args = values %vars;
		3318	@res = wantarray ? eval eval : scalar eval $eval;
		3319	}
2823		3320
2824	if ($@) {	3321	if ($@) {
2825	warn "$@";	3322	warn "$@",
2826	warn "while executing safe code '$code'\n";	3323	"while executing safe code '$code'\n",
2827	warn "with arguments " . (join " ", %vars) . "\n";	3324	"with arguments " . (join " ", %vars) . "\n";
2828	}	3325	}
2829		3326
2830	wantarray ? @res : $res[0]	3327	wantarray ? @res : $res[0]
2831	}	3328	}
2832		3329
…		…
2846	=cut	3343	=cut
2847		3344
2848	sub register_script_function {	3345	sub register_script_function {
2849	my ($fun, $cb) = @_;	3346	my ($fun, $cb) = @_;
2850		3347
2851	no strict 'refs';	3348	$fun = "safe::$fun" if $CFG{safe_eval};
2852	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3349	*$fun = $safe_hole->wrap ($cb);
2853	}	3350	}
2854		3351
2855	=back	3352	=back
2856		3353
2857	=cut	3354	=cut
…		…
2866	# for this (global event?)	3363	# for this (global event?)
2867	%ext::player_env::MUSIC_FACE_CACHE = ();	3364	%ext::player_env::MUSIC_FACE_CACHE = ();
2868		3365
2869	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3366	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2870		3367
2871	warn "loading facedata from $path\n";	3368	trace "loading facedata from $path\n";
2872		3369
2873	my $facedata;	3370	my $facedata;
2874	0 < aio_load $path, $facedata	3371	0 < aio_load $path, $facedata
2875	or die "$path: $!";	3372	or die "$path: $!";
2876		3373
…		…
2878		3375
2879	$facedata->{version} == 2	3376	$facedata->{version} == 2
2880	or cf::cleanup "$path: version mismatch, cannot proceed.";	3377	or cf::cleanup "$path: version mismatch, cannot proceed.";
2881		3378
2882	# patch in the exptable	3379	# patch in the exptable
		3380	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
2883	$facedata->{resource}{"res/exp_table"} = {	3381	$facedata->{resource}{"res/exp_table"} = {
2884	type => FT_RSRC,	3382	type => FT_RSRC,
2885	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3383	data => $exp_table,
		3384	hash => (Digest::MD5::md5 $exp_table),
2886	};	3385	};
2887	cf::cede_to_tick;	3386	cf::cede_to_tick;
2888		3387
2889	{	3388	{
2890	my $faces = $facedata->{faceinfo};	3389	my $faces = $facedata->{faceinfo};
2891		3390
2892	while (my ($face, $info) = each %$faces) {	3391	while (my ($face, $info) = each %$faces) {
2893	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3392	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3393
2894	cf::face::set_visibility $idx, $info->{visibility};	3394	cf::face::set_visibility $idx, $info->{visibility};
2895	cf::face::set_magicmap $idx, $info->{magicmap};	3395	cf::face::set_magicmap $idx, $info->{magicmap};
2896	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3396	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2897	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3397	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2898		3398
2899	cf::cede_to_tick;	3399	cf::cede_to_tick;
2900	}	3400	}
2901		3401
2902	while (my ($face, $info) = each %$faces) {	3402	while (my ($face, $info) = each %$faces) {
2903	next unless $info->{smooth};	3403	next unless $info->{smooth};
		3404
2904	my $idx = cf::face::find $face	3405	my $idx = cf::face::find $face
2905	or next;	3406	or next;
		3407
2906	if (my $smooth = cf::face::find $info->{smooth}) {	3408	if (my $smooth = cf::face::find $info->{smooth}) {
2907	cf::face::set_smooth $idx, $smooth;	3409	cf::face::set_smooth $idx, $smooth;
2908	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3410	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2909	} else {	3411	} else {
2910	warn "smooth face '$info->{smooth}' not found for face '$face'";	3412	error "smooth face '$info->{smooth}' not found for face '$face'";
2911	}	3413	}
2912		3414
2913	cf::cede_to_tick;	3415	cf::cede_to_tick;
2914	}	3416	}
2915	}	3417	}
…		…
2924		3426
2925	cf::anim::invalidate_all; # d'oh	3427	cf::anim::invalidate_all; # d'oh
2926	}	3428	}
2927		3429
2928	{	3430	{
2929	# TODO: for gcfclient pleasure, we should give resources
2930	# that gcfclient doesn't grok a >10000 face index.
2931	my $res = $facedata->{resource};	3431	my $res = $facedata->{resource};
2932		3432
2933	my $soundconf = delete $res->{"res/sound.conf"};
2934
2935	while (my ($name, $info) = each %$res) {	3433	while (my ($name, $info) = each %$res) {
		3434	if (defined $info->{type}) {
2936	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3435	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2937	my $data;
2938		3436
2939	if ($info->{type} & 1) {	3437	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
2940	# prepend meta info	3438	cf::face::set_type $idx, $info->{type};
2941
2942	my $meta = $enc->encode ({
2943	name => $name,
2944	%{ $info->{meta} || {} },
2945	});
2946
2947	$data = pack "(w/a*)*", $meta, $info->{data};
2948	} else {	3439	} else {
2949	$data = $info->{data};	3440	$RESOURCE{$name} = $info; # unused
2950	}	3441	}
2951		3442
2952	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2953	cf::face::set_type $idx, $info->{type};
2954
2955	cf::cede_to_tick;	3443	cf::cede_to_tick;
2956	}	3444	}
2957
2958	if ($soundconf) {
2959	$soundconf = $enc->decode (delete $soundconf->{data});
2960
2961	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2962	my $sound = $soundconf->{compat}[$_]
2963	or next;
2964
2965	my $face = cf::face::find "sound/$sound->[1]";
2966	cf::sound::set $sound->[0] => $face;
2967	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2968	}
2969
2970	while (my ($k, $v) = each %{$soundconf->{event}}) {
2971	my $face = cf::face::find "sound/$v";
2972	cf::sound::set $k => $face;
2973	}
2974	}
2975	}	3445	}
		3446
		3447	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2976		3448
2977	1	3449	1
2978	}	3450	}
2979		3451
2980	register_exticmd fx_want => sub {	3452	register_exticmd fx_want => sub {
…		…
2982		3454
2983	while (my ($k, $v) = each %$want) {	3455	while (my ($k, $v) = each %$want) {
2984	$ns->fx_want ($k, $v);	3456	$ns->fx_want ($k, $v);
2985	}	3457	}
2986	};	3458	};
		3459
		3460	sub load_resource_file($) {
		3461	my $guard = lock_acquire "load_resource_file";
		3462
		3463	my $status = load_resource_file_ $_[0];
		3464	get_slot 0.1, 100;
		3465	cf::arch::commit_load;
		3466
		3467	$status
		3468	}
2987		3469
2988	sub reload_regions {	3470	sub reload_regions {
2989	# HACK to clear player env face cache, we need some signal framework	3471	# HACK to clear player env face cache, we need some signal framework
2990	# for this (global event?)	3472	# for this (global event?)
2991	%ext::player_env::MUSIC_FACE_CACHE = ();	3473	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3005	}	3487	}
3006		3488
3007	sub reload_archetypes {	3489	sub reload_archetypes {
3008	load_resource_file "$DATADIR/archetypes"	3490	load_resource_file "$DATADIR/archetypes"
3009	or die "unable to load archetypes\n";	3491	or die "unable to load archetypes\n";
3010	#d# NEED to laod twice to resolve forward references
3011	# this really needs to be done in an extra post-pass
3012	# (which needs to be synchronous, so solve it differently)
3013	load_resource_file "$DATADIR/archetypes"
3014	or die "unable to load archetypes\n";
3015	}	3492	}
3016		3493
3017	sub reload_treasures {	3494	sub reload_treasures {
3018	load_resource_file "$DATADIR/treasures"	3495	load_resource_file "$DATADIR/treasures"
3019	or die "unable to load treasurelists\n";	3496	or die "unable to load treasurelists\n";
3020	}	3497	}
3021		3498
		3499	sub reload_sound {
		3500	trace "loading sound config from $DATADIR/sound\n";
		3501
		3502	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3503	or die "$DATADIR/sound $!";
		3504
		3505	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3506
		3507	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3508	my $sound = $soundconf->{compat}[$_]
		3509	or next;
		3510
		3511	my $face = cf::face::find "sound/$sound->[1]";
		3512	cf::sound::set $sound->[0] => $face;
		3513	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3514	}
		3515
		3516	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3517	my $face = cf::face::find "sound/$v";
		3518	cf::sound::set $k => $face;
		3519	}
		3520	}
		3521
3022	sub reload_resources {	3522	sub reload_resources {
3023	warn "reloading resource files...\n";	3523	trace "reloading resource files...\n";
3024		3524
		3525	reload_facedata;
		3526	reload_sound;
		3527	reload_archetypes;
3025	reload_regions;	3528	reload_regions;
3026	reload_facedata;
3027	#reload_archetypes;#d#
3028	reload_archetypes;
3029	reload_treasures;	3529	reload_treasures;
3030		3530
3031	warn "finished reloading resource files\n";	3531	trace "finished reloading resource files\n";
3032	}
3033
3034	sub init {
3035	reload_resources;
3036	}	3532	}
3037		3533
3038	sub reload_config {	3534	sub reload_config {
		3535	trace "reloading config file...\n";
		3536
3039	open my $fh, "<:utf8", "$CONFDIR/config"	3537	open my $fh, "<:utf8", "$CONFDIR/config"
3040	or return;	3538	or return;
3041		3539
3042	local $/;	3540	local $/;
3043	*CFG = YAML::Syck::Load <$fh>;	3541	*CFG = YAML::XS::Load scalar <$fh>;
3044		3542
3045	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3543	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3046		3544
3047	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3545	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3048	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3546	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3049		3547
3050	if (exists $CFG{mlockall}) {	3548	if (exists $CFG{mlockall}) {
…		…
3052	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3550	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3053	and die "WARNING: m(un)lockall failed: $!\n";	3551	and die "WARNING: m(un)lockall failed: $!\n";
3054	};	3552	};
3055	warn $@ if $@;	3553	warn $@ if $@;
3056	}	3554	}
		3555
		3556	trace "finished reloading resource files\n";
		3557	}
		3558
		3559	sub pidfile() {
		3560	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3561	or die "$PIDFILE: $!";
		3562	flock $fh, &Fcntl::LOCK_EX
		3563	or die "$PIDFILE: flock: $!";
		3564	$fh
		3565	}
		3566
		3567	# make sure only one server instance is running at any one time
		3568	sub atomic {
		3569	my $fh = pidfile;
		3570
		3571	my $pid = <$fh>;
		3572	kill 9, $pid if $pid > 0;
		3573
		3574	seek $fh, 0, 0;
		3575	print $fh $$;
		3576	}
		3577
		3578	sub main_loop {
		3579	trace "EV::loop starting\n";
		3580	if (1) {
		3581	EV::loop;
		3582	}
		3583	trace "EV::loop returned\n";
		3584	goto &main_loop unless $REALLY_UNLOOP;
3057	}	3585	}
3058		3586
3059	sub main {	3587	sub main {
		3588	cf::init_globals; # initialise logging
		3589
		3590	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3591	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3592	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3593	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3594
		3595	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3596
3060	# we must not ever block the main coroutine	3597	# we must not ever block the main coroutine
3061	local $Coro::idle = sub {	3598	local $Coro::idle = sub {
3062	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3599	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3063	(async {	3600	(async {
3064	Event::one_event;	3601	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3602	EV::loop EV::LOOP_ONESHOT;
3065	})->prio (Coro::PRIO_MAX);	3603	})->prio (Coro::PRIO_MAX);
3066	};	3604	};
3067		3605
		3606	evthread_start IO::AIO::poll_fileno;
		3607
		3608	cf::sync_job {
		3609	cf::init_experience;
		3610	cf::init_anim;
		3611	cf::init_attackmess;
		3612	cf::init_dynamic;
		3613
		3614	cf::load_settings;
		3615	cf::load_materials;
		3616
		3617	reload_resources;
3068	reload_config;	3618	reload_config;
3069	db_init;	3619	db_init;
		3620
		3621	cf::init_uuid;
		3622	cf::init_signals;
		3623	cf::init_skills;
		3624
		3625	cf::init_beforeplay;
		3626
		3627	atomic;
		3628
3070	load_extensions;	3629	load_extensions;
3071		3630
3072	$TICK_WATCHER->start;	3631	utime time, time, $RUNTIMEFILE;
3073	Event::loop;	3632
		3633	# no (long-running) fork's whatsoever before this point(!)
		3634	use POSIX ();
		3635	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3636
		3637	(pop @POST_INIT)->(0) while @POST_INIT;
		3638	};
		3639
		3640	cf::object::thawer::errors_are_fatal 0;
		3641	info "parse errors in files are no longer fatal from this point on.\n";
		3642
		3643	main_loop;
3074	}	3644	}
3075		3645
3076	#############################################################################	3646	#############################################################################
3077	# initialisation and cleanup	3647	# initialisation and cleanup
3078		3648
3079	# install some emergency cleanup handlers	3649	# install some emergency cleanup handlers
3080	BEGIN {	3650	BEGIN {
		3651	our %SIGWATCHER = ();
3081	for my $signal (qw(INT HUP TERM)) {	3652	for my $signal (qw(INT HUP TERM)) {
3082	Event->signal (	3653	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3083	reentrant => 0,
3084	data => WF_AUTOCANCEL,
3085	signal => $signal,
3086	prio => 0,
3087	cb => sub {
3088	cf::cleanup "SIG$signal";	3654	cf::cleanup "SIG$signal";
3089	},
3090	);	3655	};
3091	}	3656	}
3092	}	3657	}
3093		3658
3094	sub write_runtime {	3659	sub write_runtime_sync {
3095	my $runtime = "$LOCALDIR/runtime";	3660	my $t0 = AE::time;
3096		3661
3097	# first touch the runtime file to show we are still running:	3662	# first touch the runtime file to show we are still running:
3098	# the fsync below can take a very very long time.	3663	# the fsync below can take a very very long time.
3099		3664
3100	IO::AIO::aio_utime $runtime, undef, undef;	3665	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3101		3666
3102	my $guard = cf::lock_acquire "write_runtime";	3667	my $guard = cf::lock_acquire "write_runtime";
3103		3668
3104	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3669	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3105	or return;	3670	or return;
3106		3671
3107	my $value = $cf::RUNTIME + 90 + 10;	3672	my $value = $cf::RUNTIME + 90 + 10;
3108	# 10 is the runtime save interval, for a monotonic clock	3673	# 10 is the runtime save interval, for a monotonic clock
3109	# 60 allows for the watchdog to kill the server.	3674	# 60 allows for the watchdog to kill the server.
…		…
3119	aio_utime $fh, undef, undef;	3684	aio_utime $fh, undef, undef;
3120		3685
3121	close $fh	3686	close $fh
3122	or return;	3687	or return;
3123		3688
3124	aio_rename "$runtime~", $runtime	3689	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3125	and return;	3690	and return;
3126		3691
3127	warn "runtime file written.\n";	3692	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3128		3693
3129	1	3694	1
		3695	}
		3696
		3697	our $uuid_lock;
		3698	our $uuid_skip;
		3699
		3700	sub write_uuid_sync($) {
		3701	$uuid_skip ||= $_[0];
		3702
		3703	return if $uuid_lock;
		3704	local $uuid_lock = 1;
		3705
		3706	my $uuid = "$LOCALDIR/uuid";
		3707
		3708	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3709	or return;
		3710
		3711	my $value = uuid_seq uuid_cur;
		3712
		3713	unless ($value) {
		3714	info "cowardly refusing to write zero uuid value!\n";
		3715	return;
		3716	}
		3717
		3718	my $value = uuid_str $value + $uuid_skip;
		3719	$uuid_skip = 0;
		3720
		3721	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3722	and return;
		3723
		3724	# always fsync - this file is important
		3725	aio_fsync $fh
		3726	and return;
		3727
		3728	close $fh
		3729	or return;
		3730
		3731	aio_rename "$uuid~", $uuid
		3732	and return;
		3733
		3734	trace "uuid file written ($value).\n";
		3735
		3736	1
		3737
		3738	}
		3739
		3740	sub write_uuid($$) {
		3741	my ($skip, $sync) = @_;
		3742
		3743	$sync ? write_uuid_sync $skip
		3744	: async { write_uuid_sync $skip };
3130	}	3745	}
3131		3746
3132	sub emergency_save() {	3747	sub emergency_save() {
3133	my $freeze_guard = cf::freeze_mainloop;	3748	my $freeze_guard = cf::freeze_mainloop;
3134		3749
3135	warn "enter emergency perl save\n";	3750	info "emergency_perl_save: enter\n";
3136		3751
3137	cf::sync_job {	3752	cf::sync_job {
		3753	# this is a trade-off: we want to be very quick here, so
		3754	# save all maps without fsync, and later call a global sync
		3755	# (which in turn might be very very slow)
		3756	local $USE_FSYNC = 0;
		3757
3138	# use a peculiar iteration method to avoid tripping on perl	3758	# use a peculiar iteration method to avoid tripping on perl
3139	# refcount bugs in for. also avoids problems with players	3759	# refcount bugs in for. also avoids problems with players
3140	# and maps saved/destroyed asynchronously.	3760	# and maps saved/destroyed asynchronously.
3141	warn "begin emergency player save\n";	3761	info "emergency_perl_save: begin player save\n";
3142	for my $login (keys %cf::PLAYER) {	3762	for my $login (keys %cf::PLAYER) {
3143	my $pl = $cf::PLAYER{$login} or next;	3763	my $pl = $cf::PLAYER{$login} or next;
3144	$pl->valid or next;	3764	$pl->valid or next;
		3765	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3145	$pl->save;	3766	$pl->save;
3146	}	3767	}
3147	warn "end emergency player save\n";	3768	info "emergency_perl_save: end player save\n";
3148		3769
3149	warn "begin emergency map save\n";	3770	info "emergency_perl_save: begin map save\n";
3150	for my $path (keys %cf::MAP) {	3771	for my $path (keys %cf::MAP) {
3151	my $map = $cf::MAP{$path} or next;	3772	my $map = $cf::MAP{$path} or next;
3152	$map->valid or next;	3773	$map->valid or next;
3153	$map->save;	3774	$map->save;
3154	}	3775	}
3155	warn "end emergency map save\n";	3776	info "emergency_perl_save: end map save\n";
3156		3777
3157	warn "begin emergency database checkpoint\n";	3778	info "emergency_perl_save: begin database checkpoint\n";
3158	BDB::db_env_txn_checkpoint $DB_ENV;	3779	BDB::db_env_txn_checkpoint $DB_ENV;
3159	warn "end emergency database checkpoint\n";	3780	info "emergency_perl_save: end database checkpoint\n";
		3781
		3782	info "emergency_perl_save: begin write uuid\n";
		3783	write_uuid_sync 1;
		3784	info "emergency_perl_save: end write uuid\n";
3160	};	3785	};
3161		3786
3162	warn "leave emergency perl save\n";	3787	info "emergency_perl_save: starting sync()\n";
		3788	IO::AIO::aio_sync sub {
		3789	info "emergency_perl_save: finished sync()\n";
		3790	};
		3791
		3792	info "emergency_perl_save: leave\n";
3163	}	3793	}
3164		3794
3165	sub post_cleanup {	3795	sub post_cleanup {
3166	my ($make_core) = @_;	3796	my ($make_core) = @_;
3167		3797
3168	warn Carp::longmess "post_cleanup backtrace"	3798	error Carp::longmess "post_cleanup backtrace"
3169	if $make_core;	3799	if $make_core;
		3800
		3801	my $fh = pidfile;
		3802	unlink $PIDFILE if <$fh> == $$;
		3803	}
		3804
		3805	# a safer delete_package, copied from Symbol
		3806	sub clear_package($) {
		3807	my $pkg = shift;
		3808
		3809	# expand to full symbol table name if needed
		3810	unless ($pkg =~ /^main::.*::$/) {
		3811	$pkg = "main$pkg" if $pkg =~ /^::/;
		3812	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3813	$pkg .= '::' unless $pkg =~ /::$/;
		3814	}
		3815
		3816	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3817	my $stem_symtab = *{$stem}{HASH};
		3818
		3819	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3820	or return;
		3821
		3822	# clear all symbols
		3823	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3824	for my $name (keys %$leaf_symtab) {
		3825	_gv_clear *{"$pkg$name"};
		3826	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3827	}
3170	}	3828	}
3171		3829
3172	sub do_reload_perl() {	3830	sub do_reload_perl() {
3173	# can/must only be called in main	3831	# can/must only be called in main
3174	if ($Coro::current != $Coro::main) {	3832	if (in_main) {
3175	warn "can only reload from main coroutine";	3833	error "can only reload from main coroutine";
3176	return;	3834	return;
3177	}	3835	}
3178		3836
		3837	return if $RELOAD++;
		3838
		3839	my $t1 = AE::time;
		3840
		3841	while ($RELOAD) {
3179	warn "reloading...";	3842	info "reloading...";
3180		3843
3181	warn "entering sync_job";	3844	trace "entering sync_job";
3182		3845
3183	cf::sync_job {	3846	cf::sync_job {
3184	cf::write_runtime; # external watchdog should not bark	3847	cf::write_runtime_sync; # external watchdog should not bark
3185	cf::emergency_save;	3848	cf::emergency_save;
3186	cf::write_runtime; # external watchdog should not bark	3849	cf::write_runtime_sync; # external watchdog should not bark
3187		3850
3188	warn "syncing database to disk";	3851	trace "syncing database to disk";
3189	BDB::db_env_txn_checkpoint $DB_ENV;	3852	BDB::db_env_txn_checkpoint $DB_ENV;
3190		3853
3191	# if anything goes wrong in here, we should simply crash as we already saved	3854	# if anything goes wrong in here, we should simply crash as we already saved
3192		3855
3193	warn "cancelling all WF_AUTOCANCEL watchers";
3194	for (Event::all_watchers) {
3195	$_->cancel if $_->data & WF_AUTOCANCEL;
3196	}
3197
3198	warn "flushing outstanding aio requests";	3856	trace "flushing outstanding aio requests";
3199	for (;;) {
3200	BDB::flush;
3201	IO::AIO::flush;
3202	Coro::cede;
3203	last unless IO::AIO::nreqs || BDB::nreqs;	3857	while (IO::AIO::nreqs || BDB::nreqs) {
3204	warn "iterate...";	3858	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3205	}
3206
3207	++$RELOAD;
3208
3209	warn "cancelling all extension coros";
3210	$_->cancel for values %EXT_CORO;
3211	%EXT_CORO = ();
3212
3213	warn "removing commands";
3214	%COMMAND = ();
3215
3216	warn "removing ext/exti commands";
3217	%EXTCMD = ();
3218	%EXTICMD = ();
3219
3220	warn "unloading/nuking all extensions";
3221	for my $pkg (@EXTS) {
3222	warn "... unloading $pkg";
3223
3224	if (my $cb = $pkg->can ("unload")) {
3225	eval {
3226	$cb->($pkg);
3227	1
3228	} or warn "$pkg unloaded, but with errors: $@";
3229	}	3859	}
3230		3860
3231	warn "... nuking $pkg";	3861	trace "cancelling all extension coros";
3232	Symbol::delete_package $pkg;	3862	$_->cancel for values %EXT_CORO;
3233	}	3863	%EXT_CORO = ();
3234		3864
3235	warn "unloading all perl modules loaded from $LIBDIR";	3865	trace "removing commands";
3236	while (my ($k, $v) = each %INC) {	3866	%COMMAND = ();
3237	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3238		3867
		3868	trace "removing ext/exti commands";
		3869	%EXTCMD = ();
		3870	%EXTICMD = ();
		3871
		3872	trace "unloading/nuking all extensions";
		3873	for my $pkg (@EXTS) {
3239	warn "... unloading $k";	3874	trace "... unloading $pkg";
3240	delete $INC{$k};
3241		3875
3242	$k =~ s/\.pm$//;
3243	$k =~ s/\//::/g;
3244
3245	if (my $cb = $k->can ("unload_module")) {	3876	if (my $cb = $pkg->can ("unload")) {
		3877	eval {
3246	$cb->();	3878	$cb->($pkg);
		3879	1
		3880	} or error "$pkg unloaded, but with errors: $@";
		3881	}
		3882
		3883	trace "... clearing $pkg";
		3884	clear_package $pkg;
3247	}	3885	}
3248		3886
3249	Symbol::delete_package $k;	3887	trace "unloading all perl modules loaded from $LIBDIR";
		3888	while (my ($k, $v) = each %INC) {
		3889	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3890
		3891	trace "... unloading $k";
		3892	delete $INC{$k};
		3893
		3894	$k =~ s/\.pm$//;
		3895	$k =~ s/\//::/g;
		3896
		3897	if (my $cb = $k->can ("unload_module")) {
		3898	$cb->();
		3899	}
		3900
		3901	clear_package $k;
3250	}	3902	}
3251		3903
3252	warn "getting rid of safe::, as good as possible";	3904	trace "getting rid of safe::, as good as possible";
3253	Symbol::delete_package "safe::$_"	3905	clear_package "safe::$_"
3254	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3906	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3255		3907
3256	warn "unloading cf.pm \"a bit\"";	3908	trace "unloading cf.pm \"a bit\"";
3257	delete $INC{"cf.pm"};	3909	delete $INC{"cf.pm"};
3258	delete $INC{"cf/pod.pm"};	3910	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3259		3911
3260	# don't, removes xs symbols, too,	3912	# don't, removes xs symbols, too,
3261	# and global variables created in xs	3913	# and global variables created in xs
3262	#Symbol::delete_package __PACKAGE__;	3914	#clear_package __PACKAGE__;
3263		3915
3264	warn "unload completed, starting to reload now";	3916	info "unload completed, starting to reload now";
3265		3917
3266	warn "reloading cf.pm";	3918	trace "reloading cf.pm";
3267	require cf;	3919	require cf;
3268	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3920	cf::_connect_to_perl_1;
3269		3921
3270	warn "loading config and database again";	3922	trace "loading config and database again";
3271	cf::reload_config;	3923	cf::reload_config;
3272		3924
3273	warn "loading extensions";	3925	trace "loading extensions";
3274	cf::load_extensions;	3926	cf::load_extensions;
3275		3927
		3928	if ($REATTACH_ON_RELOAD) {
3276	warn "reattaching attachments to objects/players";	3929	trace "reattaching attachments to objects/players";
3277	_global_reattach; # objects, sockets	3930	_global_reattach; # objects, sockets
3278	warn "reattaching attachments to maps";	3931	trace "reattaching attachments to maps";
3279	reattach $_ for values %MAP;	3932	reattach $_ for values %MAP;
3280	warn "reattaching attachments to players";	3933	trace "reattaching attachments to players";
3281	reattach $_ for values %PLAYER;	3934	reattach $_ for values %PLAYER;
		3935	}
3282		3936
		3937	trace "running post_init jobs";
		3938	(pop @POST_INIT)->(1) while @POST_INIT;
		3939
3283	warn "leaving sync_job";	3940	trace "leaving sync_job";
3284		3941
3285	1	3942	1
3286	} or do {	3943	} or do {
3287	warn $@;	3944	error $@;
3288	warn "error while reloading, exiting.";	3945	cf::cleanup "error while reloading, exiting.";
3289	exit 1;	3946	};
		3947
		3948	info "reloaded";
		3949	--$RELOAD;
3290	};	3950	}
3291		3951
3292	warn "reloaded";	3952	$t1 = AE::time - $t1;
		3953	info "reload completed in ${t1}s\n";
3293	};	3954	};
3294		3955
3295	our $RELOAD_WATCHER; # used only during reload	3956	our $RELOAD_WATCHER; # used only during reload
3296		3957
3297	sub reload_perl() {	3958	sub reload_perl() {
3298	# doing reload synchronously and two reloads happen back-to-back,	3959	# doing reload synchronously and two reloads happen back-to-back,
3299	# coro crashes during coro_state_free->destroy here.	3960	# coro crashes during coro_state_free->destroy here.
3300		3961
3301	$RELOAD_WATCHER ||= Event->timer (	3962	$RELOAD_WATCHER ||= cf::async {
3302	reentrant => 0,	3963	Coro::AIO::aio_wait cache_extensions;
3303	after => 0,	3964
3304	data => WF_AUTOCANCEL,	3965	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3305	cb => sub {
3306	do_reload_perl;	3966	do_reload_perl;
3307	undef $RELOAD_WATCHER;	3967	undef $RELOAD_WATCHER;
3308	},	3968	};
3309	);	3969	};
3310	}	3970	}
3311		3971
3312	register_command "reload" => sub {	3972	register_command "reload" => sub {
3313	my ($who, $arg) = @_;	3973	my ($who, $arg) = @_;
3314		3974
3315	if ($who->flag (FLAG_WIZ)) {	3975	if ($who->flag (FLAG_WIZ)) {
3316	$who->message ("reloading server.");	3976	$who->message ("reloading server.");
		3977	async {
		3978	$Coro::current->{desc} = "perl_reload";
3317	async { reload_perl };	3979	reload_perl;
		3980	};
3318	}	3981	}
3319	};	3982	};
3320		3983
3321	unshift @INC, $LIBDIR;	3984	unshift @INC, $LIBDIR;
3322		3985
…		…
3324		3987
3325	our @WAIT_FOR_TICK;	3988	our @WAIT_FOR_TICK;
3326	our @WAIT_FOR_TICK_BEGIN;	3989	our @WAIT_FOR_TICK_BEGIN;
3327		3990
3328	sub wait_for_tick {	3991	sub wait_for_tick {
3329	return unless $TICK_WATCHER->is_active;
3330	return if $Coro::current == $Coro::main;	3992	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3331		3993
3332	my $signal = new Coro::Signal;	3994	my $signal = new Coro::Signal;
3333	push @WAIT_FOR_TICK, $signal;	3995	push @WAIT_FOR_TICK, $signal;
3334	$signal->wait;	3996	$signal->wait;
3335	}	3997	}
3336		3998
3337	sub wait_for_tick_begin {	3999	sub wait_for_tick_begin {
3338	return unless $TICK_WATCHER->is_active;
3339	return if $Coro::current == $Coro::main;	4000	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3340		4001
3341	my $signal = new Coro::Signal;	4002	my $signal = new Coro::Signal;
3342	push @WAIT_FOR_TICK_BEGIN, $signal;	4003	push @WAIT_FOR_TICK_BEGIN, $signal;
3343	$signal->wait;	4004	$signal->wait;
3344	}	4005	}
3345		4006
3346	my $min = 1e6;#d#	4007	sub tick {
3347	my $avg = 10;
3348	$TICK_WATCHER = Event->timer (
3349	reentrant => 0,
3350	parked => 1,
3351	prio => 0,
3352	at => $NEXT_TICK || $TICK,
3353	data => WF_AUTOCANCEL,
3354	cb => sub {
3355	if ($Coro::current != $Coro::main) {	4008	if ($Coro::current != $Coro::main) {
3356	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4009	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3357	unless ++$bug_warning > 10;	4010	unless ++$bug_warning > 10;
3358	return;	4011	return;
3359	}	4012	}
3360		4013
3361	$NOW = $tick_start = Event::time;
3362
3363	cf::server_tick; # one server iteration	4014	cf::server_tick; # one server iteration
3364		4015
3365	0 && sync_job {#d#	4016	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3366	for(1..10) {
3367	my $t = Event::time;
3368	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3369	or die;
3370		4017
3371	$map->width (50);	4018	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3372	$map->height (50);	4019	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3373	$map->alloc;	4020	Coro::async_pool {
3374	$map->_load_objects ("/tmp/x.map", 1);	4021	$Coro::current->{desc} = "runtime saver";
3375	my $t = Event::time - $t;	4022	write_runtime_sync
3376		4023	or error "ERROR: unable to write runtime file: $!";
3377	#next unless $t < 0.0013;#d#
3378	if ($t < $min) {
3379	$min = $t;
3380	}
3381	$avg = $avg * 0.99 + $t * 0.01;
3382	}
3383	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3384	exit 0;
3385	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3386	};	4024	};
		4025	}
3387		4026
3388	$RUNTIME += $TICK;
3389	$NEXT_TICK += $TICK;
3390
3391	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3392	$NEXT_RUNTIME_WRITE = $NOW + 10;
3393	Coro::async_pool {
3394	write_runtime
3395	or warn "ERROR: unable to write runtime file: $!";
3396	};
3397	}
3398
3399	# my $AFTER = Event::time;
3400	# warn $AFTER - $NOW;#d#
3401
3402	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4027	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3403	$sig->send;	4028	$sig->send;
3404	}	4029	}
3405	while (my $sig = shift @WAIT_FOR_TICK) {	4030	while (my $sig = shift @WAIT_FOR_TICK) {
3406	$sig->send;	4031	$sig->send;
3407	}	4032	}
3408		4033
3409	$NOW = Event::time;	4034	$LOAD = ($NOW - $TICK_START) / $TICK;
3410
3411	# if we are delayed by four ticks or more, skip them all
3412	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3413
3414	$TICK_WATCHER->at ($NEXT_TICK);
3415	$TICK_WATCHER->start;
3416
3417	$LOAD = ($NOW - $tick_start) / $TICK;
3418	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4035	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3419		4036
3420	_post_tick;	4037	if (0) {
3421		4038	if ($NEXT_TICK) {
3422		4039	my $jitter = $TICK_START - $NEXT_TICK;
		4040	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4041	debug "jitter $JITTER\n";#d#
		4042	}
3423	},	4043	}
3424	);	4044	}
3425		4045
3426	{	4046	{
3427	BDB::max_poll_time $TICK * 0.1;	4047	# configure BDB
3428	$BDB_POLL_WATCHER = Event->io (	4048
3429	reentrant => 0,
3430	fd => BDB::poll_fileno,
3431	poll => 'r',
3432	prio => 0,
3433	data => WF_AUTOCANCEL,
3434	cb => \&BDB::poll_cb,
3435	);
3436	BDB::min_parallel 8;	4049	BDB::min_parallel 16;
3437		4050	BDB::max_poll_reqs $TICK * 0.1;
3438	BDB::set_sync_prepare {	4051	$AnyEvent::BDB::WATCHER->priority (1);
3439	my $status;
3440	my $current = $Coro::current;
3441	(
3442	sub {
3443	$status = $!;
3444	$current->ready; undef $current;
3445	},
3446	sub {
3447	Coro::schedule while defined $current;
3448	$! = $status;
3449	},
3450	)
3451	};
3452		4052
3453	unless ($DB_ENV) {	4053	unless ($DB_ENV) {
3454	$DB_ENV = BDB::db_env_create;	4054	$DB_ENV = BDB::db_env_create;
		4055	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4056	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4057	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4058	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4059	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3455		4060
		4061	(Coro::async { # async to keep sync_job from complaining
3456	cf::sync_job {	4062	cf::sync_job {
3457	eval {	4063	eval {
3458	BDB::db_env_open	4064	BDB::db_env_open
3459	$DB_ENV,	4065	$DB_ENV,
3460	$BDBDIR,	4066	$BDBDIR,
3461	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4067	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3462	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4068	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3463	0666;	4069	0666;
3464		4070
3465	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4071	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
		4072	};
3466		4073
3467	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);	4074	cf::cleanup "db_env_open(db): $@" if $@;
3468	$DB_ENV->set_lk_detect;
3469	};	4075	};
		4076	})->join;
		4077	}
3470		4078
3471	cf::cleanup "db_env_open(db): $@" if $@;	4079	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3472	};	4080	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3473	}	4081	};
		4082	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4083	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4084	};
		4085	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4086	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4087	};
3474	}	4088	}
3475		4089
3476	{	4090	{
		4091	# configure IO::AIO
		4092
3477	IO::AIO::min_parallel 8;	4093	IO::AIO::min_parallel 8;
3478
3479	undef $Coro::AIO::WATCHER;
3480	IO::AIO::max_poll_time $TICK * 0.1;	4094	IO::AIO::max_poll_time $TICK * 0.1;
3481	$AIO_POLL_WATCHER = Event->io (	4095	undef $AnyEvent::AIO::WATCHER;
3482	reentrant => 0,
3483	data => WF_AUTOCANCEL,
3484	fd => IO::AIO::poll_fileno,
3485	poll => 'r',
3486	prio => 6,
3487	cb => \&IO::AIO::poll_cb,
3488	);
3489	}	4096	}
3490		4097
3491	my $_log_backtrace;	4098	my $_log_backtrace;
3492		4099
3493	sub _log_backtrace {	4100	sub _log_backtrace {
…		…
3496	$msg =~ s/\n//;	4103	$msg =~ s/\n//;
3497		4104
3498	# limit the # of concurrent backtraces	4105	# limit the # of concurrent backtraces
3499	if ($_log_backtrace < 2) {	4106	if ($_log_backtrace < 2) {
3500	++$_log_backtrace;	4107	++$_log_backtrace;
		4108	my $perl_bt = Carp::longmess $msg;
3501	async {	4109	async {
		4110	$Coro::current->{desc} = "abt $msg";
		4111
3502	my @bt = fork_call {	4112	my @bt = fork_call {
3503	@addr = map { sprintf "%x", $_ } @addr;	4113	@addr = map { sprintf "%x", $_ } @addr;
3504	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4114	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3505	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4115	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3506	or die "addr2line: $!";	4116	or die "addr2line: $!";
…		…
3514	}	4124	}
3515		4125
3516	@funcs	4126	@funcs
3517	};	4127	};
3518		4128
3519	LOG llevInfo, "[ABT] $msg\n";	4129	LOG llevInfo, "[ABT] $perl_bt\n";
		4130	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3520	LOG llevInfo, "[ABT] $_\n" for @bt;	4131	LOG llevInfo, "[ABT] $_\n" for @bt;
3521	--$_log_backtrace;	4132	--$_log_backtrace;
3522	};	4133	};
3523	} else {	4134	} else {
3524	LOG llevInfo, "[ABT] $msg\n";	4135	LOG llevInfo, "[ABT] $msg\n";
3525	LOG llevInfo, "[ABT] [suppressed]\n";	4136	LOG llevInfo, "[ABT] [suppressed]\n";
3526	}	4137	}
3527	}	4138	}
3528		4139
3529	# load additional modules	4140	# load additional modules
3530	use cf::pod;	4141	require "cf/$_.pm" for @EXTRA_MODULES;
		4142	cf::_connect_to_perl_2;
3531		4143
3532	END { cf::emergency_save }	4144	END { cf::emergency_save }
3533		4145
3534	1	4146	1
3535		4147

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