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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.347 by root, Thu Aug 30 05:16:09 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/(?<![BIUGH])</&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	# replace G<male|female> tags
1478	|| s{G<([^>|]*)\|([^>]*)>}{
1479	$self->gender ? $2 : $1
1480	}ge
1481	# replace H<hint text>
1482	|| s{H<([^\>]*)>}
1483	{
1484	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1485	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1486	"")
1487	[$self->{hintmode}]
1488	}ge;
1489
1490	# create single paragraphs (very hackish)
1491	s/(?<=\S)\n(?=\w)/ /g;
1492
1493	# compress some whitespace
1494	s/\s+\n/\n/g; # ws line-ends
1495	s/\n\n+/\n/g; # double lines
1496	s/^\n+//; # beginning lines
1497	s/\n+$//; # ending lines
1498
1499	$_
1500	}
1501
1502	sub hintmode {
1503	$_[0]{hintmode} = $_[1] if @_ > 1;
1504	$_[0]{hintmode}
1505	}
1506		1742
1507	=item $player->ext_reply ($msgid, @msg)	1743	=item $player->ext_reply ($msgid, @msg)
1508		1744
1509	Sends an ext reply to the player.	1745	Sends an ext reply to the player.
1510		1746
…		…
1542		1778
1543	=cut	1779	=cut
1544		1780
1545	sub find_by_path($) {	1781	sub find_by_path($) {
1546	my ($path) = @_;	1782	my ($path) = @_;
		1783
		1784	$path =~ s/^~[^\/]*//; # skip ~login
1547		1785
1548	my ($match, $specificity);	1786	my ($match, $specificity);
1549		1787
1550	for my $region (list) {	1788	for my $region (list) {
1551	if ($region->{match} && $path =~ $region->{match}) {	1789	if ($region->{match} && $path =~ $region->{match}) {
…		…
1577	our $MAX_RESET = 3600;	1815	our $MAX_RESET = 3600;
1578	our $DEFAULT_RESET = 3000;	1816	our $DEFAULT_RESET = 3000;
1579		1817
1580	sub generate_random_map {	1818	sub generate_random_map {
1581	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
1582	# mit "rum" bekleckern, nicht	1823	# mit "rum" bekleckern, nicht
1583	$self->_create_random_map (	1824	$self->_create_random_map (
1584	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1825	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1585	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1826	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1586	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1827	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1587	$rmp->{exit_on_final_map},	1828	$rmp->{exit_on_final_map},
1588	$rmp->{xsize}, $rmp->{ysize},	1829	$rmp->{xsize}, $rmp->{ysize},
1589	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1830	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1590	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1831	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1612		1853
1613	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1854	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1614	}	1855	}
1615		1856
1616	# also paths starting with '/'	1857	# also paths starting with '/'
1617	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1858	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1618		1859
1619	sub thawer_merge {	1860	sub thawer_merge {
1620	my ($self, $merge) = @_;	1861	my ($self, $merge) = @_;
1621		1862
1622	# we have to keep some variables in memory intact	1863	# we have to keep some variables in memory intact
…		…
1708		1949
1709	# the temporary/swap location	1950	# the temporary/swap location
1710	sub save_path {	1951	sub save_path {
1711	my ($self) = @_;	1952	my ($self) = @_;
1712		1953
1713	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1954	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1714	"$TMPDIR/$path.map"	1955	"$TMPDIR/$path.map"
1715	}	1956	}
1716		1957
1717	# the unique path, undef == no special unique path	1958	# the unique path, undef == no special unique path
1718	sub uniq_path {	1959	sub uniq_path {
1719	my ($self) = @_;	1960	my ($self) = @_;
1720		1961
1721	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1962	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1722	"$UNIQUEDIR/$path"	1963	"$UNIQUEDIR/$path"
1723	}
1724
1725	# and all this just because we cannot iterate over
1726	# all maps in C++...
1727	sub change_all_map_light {
1728	my ($change) = @_;
1729
1730	$_->change_map_light ($change)
1731	for grep $_->outdoor, values %cf::MAP;
1732	}	1964	}
1733		1965
1734	sub decay_objects {	1966	sub decay_objects {
1735	my ($self) = @_;	1967	my ($self) = @_;
1736		1968
…		…
1749		1981
1750	sub load_header_from($) {	1982	sub load_header_from($) {
1751	my ($self, $path) = @_;	1983	my ($self, $path) = @_;
1752		1984
1753	utf8::encode $path;	1985	utf8::encode $path;
1754	#aio_open $path, O_RDONLY, 0	1986	my $f = new_from_file cf::object::thawer $path
1755	# or return;
1756
1757	$self->_load_header ($path)
1758	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;
1759		1994
1760	$self->{load_path} = $path;	1995	$self->{load_path} = $path;
1761		1996
1762	1	1997	1
1763	}	1998	}
…		…
1817	sub find {	2052	sub find {
1818	my ($path, $origin) = @_;	2053	my ($path, $origin) = @_;
1819		2054
1820	$path = normalise $path, $origin && $origin->path;	2055	$path = normalise $path, $origin && $origin->path;
1821		2056
		2057	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1822	cf::lock_wait "map_find:$path";	2058	my $guard2 = cf::lock_acquire "map_find:$path";
1823		2059
1824	$cf::MAP{$path} || do {	2060	$cf::MAP{$path} || do {
1825	my $guard = cf::lock_acquire "map_find:$path";
1826	my $map = new_from_path cf::map $path	2061	my $map = new_from_path cf::map $path
1827	or return;	2062	or return;
1828		2063
1829	$map->{last_save} = $cf::RUNTIME;	2064	$map->{last_save} = $cf::RUNTIME;
1830		2065
…		…
1832	or return;	2067	or return;
1833		2068
1834	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2069	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1835	# doing this can freeze the server in a sync job, obviously	2070	# doing this can freeze the server in a sync job, obviously
1836	#$cf::WAIT_FOR_TICK->wait;	2071	#$cf::WAIT_FOR_TICK->wait;
		2072	undef $guard2;
		2073	undef $guard1;
1837	$map->reset;	2074	$map->reset;
1838	undef $guard;
1839	return find $path;	2075	return find $path;
1840	}	2076	}
1841		2077
1842	$cf::MAP{$path} = $map	2078	$cf::MAP{$path} = $map
1843	}	2079	}
1844	}	2080	}
1845		2081
1846	sub pre_load { }	2082	sub pre_load { }
1847	sub post_load { }	2083	#sub post_load { } # XS
1848		2084
1849	sub load {	2085	sub load {
1850	my ($self) = @_;	2086	my ($self) = @_;
1851		2087
1852	local $self->{deny_reset} = 1; # loading can take a long time	2088	local $self->{deny_reset} = 1; # loading can take a long time
1853		2089
1854	my $path = $self->{path};	2090	my $path = $self->{path};
1855		2091
1856	{	2092	{
1857	my $guard1 = cf::lock_acquire "map_data:$path";	2093	my $guard = cf::lock_acquire "map_data:$path";
1858	my $guard2 = cf::lock_acquire "map_load:$path";
1859		2094
		2095	return unless $self->valid;
1860	return if $self->in_memory != cf::MAP_SWAPPED;	2096	return unless $self->in_memory == cf::MAP_SWAPPED;
1861		2097
1862	$self->in_memory (cf::MAP_LOADING);	2098	$self->in_memory (cf::MAP_LOADING);
1863		2099
1864	$self->alloc;	2100	$self->alloc;
1865		2101
1866	$self->pre_load;	2102	$self->pre_load;
1867	cf::cede_to_tick;	2103	cf::cede_to_tick;
1868		2104
		2105	my $f = new_from_file cf::object::thawer $self->{load_path};
		2106	$f->skip_block;
1869	$self->_load_objects ($self->{load_path}, 1)	2107	$self->_load_objects ($f)
1870	or return;	2108	or return;
1871		2109
1872	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2110	$self->post_load_original
1873	if delete $self->{load_original};	2111	if delete $self->{load_original};
1874		2112
1875	if (my $uniq = $self->uniq_path) {	2113	if (my $uniq = $self->uniq_path) {
1876	utf8::encode $uniq;	2114	utf8::encode $uniq;
1877	if (aio_open $uniq, O_RDONLY, 0) {	2115	unless (aio_stat $uniq) {
		2116	if (my $f = new_from_file cf::object::thawer $uniq) {
1878	$self->clear_unique_items;	2117	$self->clear_unique_items;
1879	$self->_load_objects ($uniq, 0);	2118	$self->_load_objects ($f);
		2119	$f->resolve_delayed_derefs;
		2120	}
1880	}	2121	}
1881	}	2122	}
		2123
		2124	$f->resolve_delayed_derefs;
1882		2125
1883	cf::cede_to_tick;	2126	cf::cede_to_tick;
1884	# now do the right thing for maps	2127	# now do the right thing for maps
1885	$self->link_multipart_objects;	2128	$self->link_multipart_objects;
1886	$self->difficulty ($self->estimate_difficulty)	2129	$self->difficulty ($self->estimate_difficulty)
…		…
1890	unless ($self->{deny_activate}) {	2133	unless ($self->{deny_activate}) {
1891	$self->decay_objects;	2134	$self->decay_objects;
1892	$self->fix_auto_apply;	2135	$self->fix_auto_apply;
1893	$self->update_buttons;	2136	$self->update_buttons;
1894	cf::cede_to_tick;	2137	cf::cede_to_tick;
1895	$self->set_darkness_map;
1896	cf::cede_to_tick;
1897	$self->activate;	2138	$self->activate;
1898	}	2139	}
1899		2140
1900	$self->{last_save} = $cf::RUNTIME;	2141	$self->{last_save} = $cf::RUNTIME;
1901	$self->last_access ($cf::RUNTIME);	2142	$self->last_access ($cf::RUNTIME);
1902		2143
1903	$self->in_memory (cf::MAP_IN_MEMORY);	2144	$self->in_memory (cf::MAP_ACTIVE);
1904	}	2145	}
1905		2146
1906	$self->post_load;	2147	$self->post_load;
1907	}	2148	}
1908		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
1909	sub customise_for {	2153	sub customise_for {
1910	my ($self, $ob) = @_;	2154	my ($self, $ob) = @_;
1911		2155
1912	return find "~" . $ob->name . "/" . $self->{path}	2156	return find "~" . $ob->name . "/" . $self->{path}
1913	if $self->per_player;	2157	if $self->per_player;
…		…
1929	or next;	2173	or next;
1930	$neigh = find $neigh, $map	2174	$neigh = find $neigh, $map
1931	or next;	2175	or next;
1932	$neigh->load;	2176	$neigh->load;
1933		2177
		2178	# now find the diagonal neighbours
1934	push @neigh,	2179	push @neigh,
1935	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2180	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1936	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2181	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1937	}	2182	}
1938		2183
…		…
1966	my ($path, $origin, $load) = @_;	2211	my ($path, $origin, $load) = @_;
1967		2212
1968	$path = normalise $path, $origin && $origin->{path};	2213	$path = normalise $path, $origin && $origin->{path};
1969		2214
1970	if (my $map = $cf::MAP{$path}) {	2215	if (my $map = $cf::MAP{$path}) {
1971	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2216	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1972	}	2217	}
1973		2218
1974	$MAP_PREFETCH{$path} |= $load;	2219	$MAP_PREFETCH{$path} |= $load;
1975		2220
1976	$MAP_PREFETCHER ||= cf::async {	2221	$MAP_PREFETCHER ||= cf::async {
		2222	$Coro::current->{desc} = "map prefetcher";
		2223
1977	while (%MAP_PREFETCH) {	2224	while (%MAP_PREFETCH) {
1978	while (my ($k, $v) = each %MAP_PREFETCH) {	2225	while (my ($k, $v) = each %MAP_PREFETCH) {
1979	if (my $map = find $k) {	2226	if (my $map = find $k) {
1980	$map->load if $v;	2227	$map->load if $v;
1981	}	2228	}
…		…
1988	$MAP_PREFETCHER->prio (6);	2235	$MAP_PREFETCHER->prio (6);
1989		2236
1990	()	2237	()
1991	}	2238	}
1992		2239
		2240	# common code, used by both ->save and ->swapout
1993	sub save {	2241	sub _save {
1994	my ($self) = @_;	2242	my ($self) = @_;
1995
1996	my $lock = cf::lock_acquire "map_data:$self->{path}";
1997		2243
1998	$self->{last_save} = $cf::RUNTIME;	2244	$self->{last_save} = $cf::RUNTIME;
1999		2245
2000	return unless $self->dirty;	2246	return unless $self->dirty;
2001		2247
…		…
2007	return if $self->{deny_save};	2253	return if $self->{deny_save};
2008		2254
2009	local $self->{last_access} = $self->last_access;#d#	2255	local $self->{last_access} = $self->last_access;#d#
2010		2256
2011	cf::async {	2257	cf::async {
		2258	$Coro::current->{desc} = "map player save";
2012	$_->contr->save for $self->players;	2259	$_->contr->save for $self->players;
2013	};	2260	};
		2261
		2262	cf::get_slot 0.02;
2014		2263
2015	if ($uniq) {	2264	if ($uniq) {
2016	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2265	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2017	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2266	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2018	} else {	2267	} else {
2019	$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);
2020	}	2269	}
2021	}	2270	}
2022		2271
		2272	sub save {
		2273	my ($self) = @_;
		2274
		2275	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2276
		2277	$self->_save;
		2278	}
		2279
2023	sub swap_out {	2280	sub swap_out {
2024	my ($self) = @_;	2281	my ($self) = @_;
2025		2282
2026	# save first because save cedes
2027	$self->save;
2028
2029	my $lock = cf::lock_acquire "map_data:$self->{path}";	2283	my $lock = cf::lock_acquire "map_data:$self->{path}";
2030		2284
		2285	return if $self->in_memory != cf::MAP_ACTIVE;
		2286	return if $self->{deny_save};
2031	return if $self->players;	2287	return if $self->players;
2032	return if $self->in_memory != cf::MAP_IN_MEMORY;
2033	return if $self->{deny_save};
2034		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
2035	$self->clear;	2298	$self->clear;
2036	$self->in_memory (cf::MAP_SWAPPED);
2037	}	2299	}
2038		2300
2039	sub reset_at {	2301	sub reset_at {
2040	my ($self) = @_;	2302	my ($self) = @_;
2041		2303
…		…
2059		2321
2060	my $lock = cf::lock_acquire "map_data:$self->{path}";	2322	my $lock = cf::lock_acquire "map_data:$self->{path}";
2061		2323
2062	return if $self->players;	2324	return if $self->players;
2063		2325
2064	warn "resetting map ", $self->path;	2326	cf::trace "resetting map ", $self->path, "\n";
2065		2327
2066	$self->in_memory (cf::MAP_SWAPPED);	2328	$self->in_memory (cf::MAP_SWAPPED);
2067		2329
2068	# need to save uniques path	2330	# need to save uniques path
2069	unless ($self->{deny_save}) {	2331	unless ($self->{deny_save}) {
…		…
2073	if $uniq;	2335	if $uniq;
2074	}	2336	}
2075		2337
2076	delete $cf::MAP{$self->path};	2338	delete $cf::MAP{$self->path};
2077		2339
		2340	$self->deactivate;
		2341	$_->clear_links_to ($self) for values %cf::MAP;
2078	$self->clear;	2342	$self->clear;
2079
2080	$_->clear_links_to ($self) for values %cf::MAP;
2081		2343
2082	$self->unlink_save;	2344	$self->unlink_save;
2083	$self->destroy;	2345	$self->destroy;
2084	}	2346	}
2085		2347
2086	my $nuke_counter = "aaaa";	2348	my $nuke_counter = "aaaa";
2087		2349
2088	sub nuke {	2350	sub nuke {
2089	my ($self) = @_;	2351	my ($self) = @_;
2090		2352
		2353	{
		2354	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2355
2091	delete $cf::MAP{$self->path};	2356	delete $cf::MAP{$self->path};
2092		2357
2093	$self->unlink_save;	2358	$self->unlink_save;
2094		2359
2095	bless $self, "cf::map";	2360	bless $self, "cf::map::wrap";
2096	delete $self->{deny_reset};	2361	delete $self->{deny_reset};
2097	$self->{deny_save} = 1;	2362	$self->{deny_save} = 1;
2098	$self->reset_timeout (1);	2363	$self->reset_timeout (1);
2099	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2364	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2100		2365
2101	$cf::MAP{$self->path} = $self;	2366	$cf::MAP{$self->path} = $self;
		2367	}
2102		2368
2103	$self->reset; # polite request, might not happen	2369	$self->reset; # polite request, might not happen
2104	}	2370	}
2105		2371
2106	=item $maps = cf::map::tmp_maps	2372	=item $maps = cf::map::tmp_maps
…		…
2148		2414
2149	sub unique_maps() {	2415	sub unique_maps() {
2150	[	2416	[
2151	map {	2417	map {
2152	utf8::decode $_;	2418	utf8::decode $_;
2153	/\.map$/	2419	s/\.map$//; # TODO future compatibility hack
		2420	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2421	? ()
2154	? normalise $_	2422	: normalise $_
2155	: ()
2156	} @{ aio_readdir $UNIQUEDIR or [] }	2423	} @{ aio_readdir $UNIQUEDIR or [] }
2157	]	2424	]
2158	}	2425	}
2159		2426
2160	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	}
2161		2458
2162	=back	2459	=back
2163		2460
2164	=head3 cf::object	2461	=head3 cf::object
2165		2462
…		…
2169		2466
2170	=over 4	2467	=over 4
2171		2468
2172	=item $ob->inv_recursive	2469	=item $ob->inv_recursive
2173		2470
2174	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.
2175		2473
2176	=cut	2474	=cut
2177		2475
2178	sub inv_recursive_;	2476	sub inv_recursive_;
2179	sub inv_recursive_ {	2477	sub inv_recursive_ {
…		…
2182		2480
2183	sub inv_recursive {	2481	sub inv_recursive {
2184	inv_recursive_ inv $_[0]	2482	inv_recursive_ inv $_[0]
2185	}	2483	}
2186		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
2187	package cf;	2513	package cf;
2188		2514
2189	=back	2515	=back
2190		2516
2191	=head3 cf::object::player	2517	=head3 cf::object::player
…		…
2197	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>
2198	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
2199	dialogue with the given NPC character.	2525	dialogue with the given NPC character.
2200		2526
2201	=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	};
2202		2542
2203	# rough implementation of a future "reply" method that works	2543	# rough implementation of a future "reply" method that works
2204	# with dialog boxes.	2544	# with dialog boxes.
2205	#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
2206	sub cf::object::player::reply($$$;$) {	2546	sub cf::object::player::reply($$$;$) {
…		…
2218	my $dialog = $pl->{npc_dialog};	2558	my $dialog = $pl->{npc_dialog};
2219	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2559	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2220		2560
2221	} else {	2561	} else {
2222	$msg = $npc->name . " says: $msg" if $npc;	2562	$msg = $npc->name . " says: $msg" if $npc;
2223	$self->message ($msg, $flags);	2563	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2224	}	2564	}
2225	}	2565	}
2226	}	2566	}
2227		2567
2228	=item $object->send_msg ($channel, $msg, $color, [extra...])	2568	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2253		2593
2254	=item $player_object->enter_link	2594	=item $player_object->enter_link
2255		2595
2256	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}>).
2257		2597
2258	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.
2259	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.
2260		2602
2261	Will never block.	2603	Will never block.
2262		2604
2263	=item $player_object->leave_link ($map, $x, $y)	2605	=item $player_object->leave_link ($map, $x, $y)
2264		2606
…		…
2284	sub cf::object::player::enter_link {	2626	sub cf::object::player::enter_link {
2285	my ($self) = @_;	2627	my ($self) = @_;
2286		2628
2287	$self->deactivate_recursive;	2629	$self->deactivate_recursive;
2288		2630
		2631	++$self->{_link_recursion};
		2632
2289	return if UNIVERSAL::isa $self->map, "ext::map_link";	2633	return if UNIVERSAL::isa $self->map, "ext::map_link";
2290		2634
2291	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2635	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2292	if $self->map && $self->map->{path} ne "{link}";	2636	if $self->map && $self->map->{path} ne "{link}";
2293		2637
2294	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2638	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2295	}	2639	}
2296		2640
2297	sub cf::object::player::leave_link {	2641	sub cf::object::player::leave_link {
2298	my ($self, $map, $x, $y) = @_;	2642	my ($self, $map, $x, $y) = @_;
2299		2643
…		…
2316	($x, $y) = (-1, -1)	2660	($x, $y) = (-1, -1)
2317	unless (defined $x) && (defined $y);	2661	unless (defined $x) && (defined $y);
2318		2662
2319	# use -1 or undef as default coordinates, not 0, 0	2663	# use -1 or undef as default coordinates, not 0, 0
2320	($x, $y) = ($map->enter_x, $map->enter_y)	2664	($x, $y) = ($map->enter_x, $map->enter_y)
2321	if $x <=0 && $y <= 0;	2665	if $x <= 0 && $y <= 0;
2322		2666
2323	$map->load;	2667	$map->load;
2324	$map->load_neighbours;	2668	$map->load_neighbours;
2325		2669
2326	return unless $self->contr->active;	2670	return unless $self->contr->active;
2327	$self->activate_recursive;
2328		2671
2329	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2672	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2330	$self->enter_map ($map, $x, $y);	2673	if ($self->enter_map ($map, $x, $y)) {
2331	}	2674	# entering was successful
		2675	delete $self->{_link_recursion};
		2676	# only activate afterwards, to support waiting in hooks
		2677	$self->activate_recursive;
		2678	}
2332		2679
		2680	}
		2681
2333	=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)]])
2334		2683
2335	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
2336	her, loading and preparing them map, calling the provided $check callback	2685	her, loading and preparing them map, calling the provided $check callback
2337	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
2338	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
2339	be called at the end of this process.	2688	be called at the end of this process.
2340		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
2341	=cut	2693	=cut
2342		2694
2343	our $GOTOGEN;	2695	our $GOTOGEN;
2344		2696
2345	sub cf::object::player::goto {	2697	sub cf::object::player::goto {
2346	my ($self, $path, $x, $y, $check, $done) = @_;	2698	my ($self, $path, $x, $y, $check, $done) = @_;
2347		2699
		2700	if ($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
2348	# 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
2349	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2707	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2350		2708
2351	$self->enter_link;	2709	$self->enter_link;
2352		2710
2353	(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
2354	my $map = eval {	2733	my $map = eval {
2355	my $map = cf::map::find $path;	2734	my $map = defined $path ? cf::map::find $path : undef;
2356		2735
2357	if ($map) {	2736	if ($map) {
2358	$map = $map->customise_for ($self);	2737	$map = $map->customise_for ($self);
2359	$map = $check->($map) if $check && $map;	2738	$map = $check->($map, $x, $y, $self) if $check && $map;
2360	} else {	2739	} else {
2361	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2740	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2362	}	2741	}
2363		2742
2364	$map	2743	$map
2365	};	2744	};
2366		2745
…		…
2372	if ($gen == $self->{_goto_generation}) {	2751	if ($gen == $self->{_goto_generation}) {
2373	delete $self->{_goto_generation};	2752	delete $self->{_goto_generation};
2374	$self->leave_link ($map, $x, $y);	2753	$self->leave_link ($map, $x, $y);
2375	}	2754	}
2376		2755
2377	$done->() if $done;	2756	$done->($self) if $done;
2378	})->prio (1);	2757	})->prio (1);
2379	}	2758	}
2380		2759
2381	=item $player_object->enter_exit ($exit_object)	2760	=item $player_object->enter_exit ($exit_object)
2382		2761
…		…
2402	}	2781	}
2403		2782
2404	sub prepare_random_map {	2783	sub prepare_random_map {
2405	my ($exit) = @_;	2784	my ($exit) = @_;
2406		2785
2407	my $guard = cf::lock_acquire "exit_prepare:$exit";
2408
2409	# all this does is basically replace the /! path by	2786	# all this does is basically replace the /! path by
2410	# a new random map path (?random/...) with a seed	2787	# a new random map path (?random/...) with a seed
2411	# that depends on the exit object	2788	# that depends on the exit object
2412		2789
2413	my $rmp = parse_random_map_params $exit->msg;	2790	my $rmp = parse_random_map_params $exit->msg;
…		…
2415	if ($exit->map) {	2792	if ($exit->map) {
2416	$rmp->{region} = $exit->region->name;	2793	$rmp->{region} = $exit->region->name;
2417	$rmp->{origin_map} = $exit->map->path;	2794	$rmp->{origin_map} = $exit->map->path;
2418	$rmp->{origin_x} = $exit->x;	2795	$rmp->{origin_x} = $exit->x;
2419	$rmp->{origin_y} = $exit->y;	2796	$rmp->{origin_y} = $exit->y;
		2797
		2798	$exit->map->touch;
2420	}	2799	}
2421		2800
2422	$rmp->{random_seed} ||= $exit->random_seed;	2801	$rmp->{random_seed} ||= $exit->random_seed;
2423		2802
2424	my $data = cf::to_json $rmp;	2803	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2425	my $md5 = Digest::MD5::md5_hex $data;	2804	my $md5 = Digest::MD5::md5_hex $data;
2426	my $meta = "$RANDOMDIR/$md5.meta";	2805	my $meta = "$RANDOMDIR/$md5.meta";
2427		2806
2428	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2807	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2429	aio_write $fh, 0, (length $data), $data, 0;	2808	aio_write $fh, 0, (length $data), $data, 0;
2430	undef $fh;	2809	undef $fh;
2431	aio_rename "$meta~", $meta;	2810	aio_rename "$meta~", $meta;
2432		2811
		2812	my $slaying = "?random/$md5";
		2813
		2814	if ($exit->valid) {
2433	$exit->slaying ("?random/$md5");	2815	$exit->slaying ("?random/$md5");
2434	$exit->msg (undef);	2816	$exit->msg (undef);
		2817	}
2435	}	2818	}
2436	}	2819	}
2437		2820
2438	sub cf::object::player::enter_exit {	2821	sub cf::object::player::enter_exit {
2439	my ($self, $exit) = @_;	2822	my ($self, $exit) = @_;
2440		2823
2441	return unless $self->type == cf::PLAYER;	2824	return unless $self->type == cf::PLAYER;
2442		2825
2443	if ($exit->slaying eq "/!") {
2444	#TODO: this should de-fi-ni-te-ly not be a sync-job
2445	# the problem is that $exit might not survive long enough
2446	# so it needs to be done right now, right here
2447	cf::sync_job { prepare_random_map $exit };
2448	}
2449
2450	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2451	my $hp = $exit->stats->hp;
2452	my $sp = $exit->stats->sp;
2453
2454	$self->enter_link;	2826	$self->enter_link;
2455		2827
2456	# if exit is damned, update players death & WoR home-position
2457	$self->contr->savebed ($slaying, $hp, $sp)
2458	if $exit->flag (FLAG_DAMNED);
2459
2460	(async {	2828	(async {
2461	$self->deactivate_recursive; # just to be sure	2829	$Coro::current->{desc} = "enter_exit";
		2830
2462	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
2463	$self->goto ($slaying, $hp, $sp);	2846	$self->goto ($map, $x, $y);
2464		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
2465	1;	2852	1
2466	}) {	2853	}) {
2467	$self->message ("Something went wrong deep within the crossfire server. "	2854	$self->message ("Something went wrong deep within the deliantra server. "
2468	. "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. "
2469	. "Please report this to the dungeon master!",	2856	. "Please report this to the dungeon master!",
2470	cf::NDI_UNIQUE | cf::NDI_RED);	2857	cf::NDI_UNIQUE | cf::NDI_RED);
2471		2858
2472	warn "ERROR in enter_exit: $@";	2859	error "ERROR in enter_exit: $@";
2473	$self->leave_link;	2860	$self->leave_link;
2474	}	2861	}
2475	})->prio (1);	2862	})->prio (1);
2476	}	2863	}
2477		2864
…		…
2489	sub cf::client::send_drawinfo {	2876	sub cf::client::send_drawinfo {
2490	my ($self, $text, $flags) = @_;	2877	my ($self, $text, $flags) = @_;
2491		2878
2492	utf8::encode $text;	2879	utf8::encode $text;
2493	$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);
2494	}	2906	}
2495		2907
2496	=item $client->send_msg ($channel, $msg, $color, [extra...])	2908	=item $client->send_msg ($channel, $msg, $color, [extra...])
2497		2909
2498	Send a drawinfo or msg packet to the client, formatting the msg for the	2910	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2500	the message, with C<log> being the default. If C<$color> is negative, suppress	2912	the message, with C<log> being the default. If C<$color> is negative, suppress
2501	the message unless the client supports the msg packet.	2913	the message unless the client supports the msg packet.
2502		2914
2503	=cut	2915	=cut
2504		2916
		2917	# non-persistent channels (usually the info channel)
		2918	our %CHANNEL = (
		2919	"c/motd" => {
		2920	id => "infobox",
		2921	title => "MOTD",
		2922	reply => undef,
		2923	tooltip => "The message of the day",
		2924	},
		2925	"c/identify" => {
		2926	id => "infobox",
		2927	title => "Identify",
		2928	reply => undef,
		2929	tooltip => "Items recently identified",
		2930	},
		2931	"c/examine" => {
		2932	id => "infobox",
		2933	title => "Examine",
		2934	reply => undef,
		2935	tooltip => "Signs and other items you examined",
		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" => $CHAT_CHANNEL,
		3029	);
		3030
2505	sub cf::client::send_msg {	3031	sub cf::client::send_msg {
2506	my ($self, $channel, $msg, $color, @extra) = @_;	3032	my ($self, $channel, $msg, $color, @extra) = @_;
2507		3033
2508	$msg = $self->pl->expand_cfpod ($msg);	3034	$msg = $self->pl->expand_cfpod ($msg)
		3035	unless $color & cf::NDI_VERBATIM;
2509		3036
2510	$color &= cf::NDI_CLIENT_MASK; # just in case...	3037	$color &= cf::NDI_CLIENT_MASK; # just in case...
2511		3038
		3039	# check predefined channels, for the benefit of C
		3040	if ($CHANNEL{$channel}) {
		3041	$channel = $CHANNEL{$channel};
		3042
		3043	$self->ext_msg (channel_info => $channel);
		3044	$channel = $channel->{id};
		3045
2512	if (ref $channel) {	3046	} elsif (ref $channel) {
2513	# send meta info to client, if not yet sent	3047	# send meta info to client, if not yet sent
2514	unless (exists $self->{channel}{$channel->{id}}) {	3048	unless (exists $self->{channel}{$channel->{id}}) {
2515	$self->{channel}{$channel->{id}} = $channel;	3049	$self->{channel}{$channel->{id}} = $channel;
2516	$self->ext_msg (channel_info => $channel);	3050	$self->ext_msg (channel_info => $channel);
2517	}	3051	}
…		…
2519	$channel = $channel->{id};	3053	$channel = $channel->{id};
2520	}	3054	}
2521		3055
2522	return unless @extra || length $msg;	3056	return unless @extra || length $msg;
2523		3057
2524	if ($self->can_msg) {
2525	# default colour, mask it out	3058	# default colour, mask it out
2526	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3059	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2527	if $color & cf::NDI_DEF;	3060	if $color & cf::NDI_DEF;
2528		3061
2529	$self->send_packet ("msg " . $self->{json_coder}->encode (	3062	my $pkt = "msg "
		3063	. $self->{json_coder}->encode (
2530	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3064	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2531	} else {	3065	);
2532	if ($color >= 0) {
2533	# replace some tags by gcfclient-compatible ones
2534	for ($msg) {
2535	1 while
2536	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2537	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2538	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2539	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2540	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2541	}
2542		3066
2543	$color &= cf::NDI_COLOR_MASK;	3067	$self->send_big_packet ($pkt);
2544
2545	utf8::encode $msg;
2546
2547	if (0 && $msg =~ /\[/) {
2548	# COMMAND/INFO
2549	$self->send_packet ("drawextinfo $color 10 8 $msg")
2550	} else {
2551	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2552	$self->send_packet ("drawinfo $color $msg")
2553	}
2554	}
2555	}
2556	}	3068	}
2557		3069
2558	=item $client->ext_msg ($type, @msg)	3070	=item $client->ext_msg ($type, @msg)
2559		3071
2560	Sends an ext event to the client.	3072	Sends an ext event to the client.
…		…
2563		3075
2564	sub cf::client::ext_msg($$@) {	3076	sub cf::client::ext_msg($$@) {
2565	my ($self, $type, @msg) = @_;	3077	my ($self, $type, @msg) = @_;
2566		3078
2567	if ($self->extcmd == 2) {	3079	if ($self->extcmd == 2) {
2568	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3080	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2569	} elsif ($self->extcmd == 1) { # TODO: remove	3081	} elsif ($self->extcmd == 1) { # TODO: remove
2570	push @msg, msgtype => "event_$type";	3082	push @msg, msgtype => "event_$type";
2571	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3083	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2572	}	3084	}
2573	}	3085	}
2574		3086
2575	=item $client->ext_reply ($msgid, @msg)	3087	=item $client->ext_reply ($msgid, @msg)
2576		3088
…		…
2580		3092
2581	sub cf::client::ext_reply($$@) {	3093	sub cf::client::ext_reply($$@) {
2582	my ($self, $id, @msg) = @_;	3094	my ($self, $id, @msg) = @_;
2583		3095
2584	if ($self->extcmd == 2) {	3096	if ($self->extcmd == 2) {
2585	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3097	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2586	} elsif ($self->extcmd == 1) {	3098	} elsif ($self->extcmd == 1) {
2587	#TODO: version 1, remove	3099	#TODO: version 1, remove
2588	unshift @msg, msgtype => "reply", msgid => $id;	3100	unshift @msg, msgtype => "reply", msgid => $id;
2589	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3101	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2590	}	3102	}
2591	}	3103	}
2592		3104
2593	=item $success = $client->query ($flags, "text", \&cb)	3105	=item $success = $client->query ($flags, "text", \&cb)
2594		3106
…		…
2665		3177
2666	$ns->ext_reply ($reply, @reply)	3178	$ns->ext_reply ($reply, @reply)
2667	if $reply;	3179	if $reply;
2668		3180
2669	} else {	3181	} else {
2670	warn "client " . ($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";
2671	}	3183	}
2672		3184
2673	cf::override;	3185	cf::override;
2674	},	3186	},
2675	);	3187	);
…		…
2695		3207
2696	$coro	3208	$coro
2697	}	3209	}
2698		3210
2699	cf::client->attach (	3211	cf::client->attach (
2700	on_destroy => sub {	3212	on_client_destroy => sub {
2701	my ($ns) = @_;	3213	my ($ns) = @_;
2702		3214
2703	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3215	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2704	},	3216	},
2705	);	3217	);
…		…
2721	our $safe_hole = new Safe::Hole;	3233	our $safe_hole = new Safe::Hole;
2722		3234
2723	$SIG{FPE} = 'IGNORE';	3235	$SIG{FPE} = 'IGNORE';
2724		3236
2725	$safe->permit_only (Opcode::opset qw(	3237	$safe->permit_only (Opcode::opset qw(
2726	:base_core :base_mem :base_orig :base_math	3238	:base_core :base_mem :base_orig :base_math :base_loop
2727	grepstart grepwhile mapstart mapwhile	3239	grepstart grepwhile mapstart mapwhile
2728	sort time	3240	sort time
2729	));	3241	));
2730		3242
2731	# here we export the classes and methods available to script code	3243	# here we export the classes and methods available to script code
…		…
2733	=pod	3245	=pod
2734		3246
2735	The following functions and methods are available within a safe environment:	3247	The following functions and methods are available within a safe environment:
2736		3248
2737	cf::object	3249	cf::object
2738	contr pay_amount pay_player map x y force_find force_add	3250	contr pay_amount pay_player map x y force_find force_add destroy
2739	insert remove name archname title slaying race decrease_ob_nr	3251	insert remove name archname title slaying race decrease split
		3252	value
2740		3253
2741	cf::object::player	3254	cf::object::player
2742	player	3255	player
2743		3256
2744	cf::player	3257	cf::player
…		…
2749		3262
2750	=cut	3263	=cut
2751		3264
2752	for (	3265	for (
2753	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3266	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2754	insert remove inv name archname title slaying race	3267	insert remove inv nrof name archname title slaying race
2755	decrease_ob_nr)],	3268	decrease split destroy change_exp value msg lore send_msg)],
2756	["cf::object::player" => qw(player)],	3269	["cf::object::player" => qw(player)],
2757	["cf::player" => qw(peaceful)],	3270	["cf::player" => qw(peaceful send_msg)],
2758	["cf::map" => qw(trigger)],	3271	["cf::map" => qw(trigger)],
2759	) {	3272	) {
2760	no strict 'refs';	3273	no strict 'refs';
2761	my ($pkg, @funs) = @$_;	3274	my ($pkg, @funs) = @$_;
2762	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3275	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2780		3293
2781	my $qcode = $code;	3294	my $qcode = $code;
2782	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3295	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2783	$qcode =~ s/\n/\\n/g;	3296	$qcode =~ s/\n/\\n/g;
2784		3297
		3298	%vars = (_dummy => 0) unless %vars;
		3299
		3300	my @res;
2785	local $_;	3301	local $_;
2786	local @safe::cf::_safe_eval_args = values %vars;
2787		3302
2788	my $eval =	3303	my $eval =
2789	"do {\n"	3304	"do {\n"
2790	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3305	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2791	. "#line 0 \"{$qcode}\"\n"	3306	. "#line 0 \"{$qcode}\"\n"
2792	. $code	3307	. $code
2793	. "\n}"	3308	. "\n}"
2794	;	3309	;
2795		3310
		3311	if ($CFG{safe_eval}) {
2796	sub_generation_inc;	3312	sub_generation_inc;
		3313	local @safe::cf::_safe_eval_args = values %vars;
2797	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3314	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2798	sub_generation_inc;	3315	sub_generation_inc;
		3316	} else {
		3317	local @cf::_safe_eval_args = values %vars;
		3318	@res = wantarray ? eval eval : scalar eval $eval;
		3319	}
2799		3320
2800	if ($@) {	3321	if ($@) {
2801	warn "$@";	3322	warn "$@",
2802	warn "while executing safe code '$code'\n";	3323	"while executing safe code '$code'\n",
2803	warn "with arguments " . (join " ", %vars) . "\n";	3324	"with arguments " . (join " ", %vars) . "\n";
2804	}	3325	}
2805		3326
2806	wantarray ? @res : $res[0]	3327	wantarray ? @res : $res[0]
2807	}	3328	}
2808		3329
…		…
2822	=cut	3343	=cut
2823		3344
2824	sub register_script_function {	3345	sub register_script_function {
2825	my ($fun, $cb) = @_;	3346	my ($fun, $cb) = @_;
2826		3347
2827	no strict 'refs';	3348	$fun = "safe::$fun" if $CFG{safe_eval};
2828	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3349	*$fun = $safe_hole->wrap ($cb);
2829	}	3350	}
2830		3351
2831	=back	3352	=back
2832		3353
2833	=cut	3354	=cut
…		…
2836	# the server's init and main functions	3357	# the server's init and main functions
2837		3358
2838	sub load_facedata($) {	3359	sub load_facedata($) {
2839	my ($path) = @_;	3360	my ($path) = @_;
2840		3361
		3362	# HACK to clear player env face cache, we need some signal framework
		3363	# for this (global event?)
		3364	%ext::player_env::MUSIC_FACE_CACHE = ();
		3365
2841	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3366	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2842		3367
2843	warn "loading facedata from $path\n";	3368	trace "loading facedata from $path\n";
2844		3369
2845	my $facedata;	3370	my $facedata;
2846	0 < aio_load $path, $facedata	3371	0 < aio_load $path, $facedata
2847	or die "$path: $!";	3372	or die "$path: $!";
2848		3373
…		…
2850		3375
2851	$facedata->{version} == 2	3376	$facedata->{version} == 2
2852	or cf::cleanup "$path: version mismatch, cannot proceed.";	3377	or cf::cleanup "$path: version mismatch, cannot proceed.";
2853		3378
2854	# 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]);
2855	$facedata->{resource}{"res/exp_table"} = {	3381	$facedata->{resource}{"res/exp_table"} = {
2856	type => FT_RSRC,	3382	type => FT_RSRC,
2857	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),
2858	};	3385	};
2859	cf::cede_to_tick;	3386	cf::cede_to_tick;
2860		3387
2861	{	3388	{
2862	my $faces = $facedata->{faceinfo};	3389	my $faces = $facedata->{faceinfo};
2863		3390
2864	while (my ($face, $info) = each %$faces) {	3391	while (my ($face, $info) = each %$faces) {
2865	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3392	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3393
2866	cf::face::set_visibility $idx, $info->{visibility};	3394	cf::face::set_visibility $idx, $info->{visibility};
2867	cf::face::set_magicmap $idx, $info->{magicmap};	3395	cf::face::set_magicmap $idx, $info->{magicmap};
2868	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3396	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2869	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3397	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2870		3398
2871	cf::cede_to_tick;	3399	cf::cede_to_tick;
2872	}	3400	}
2873		3401
2874	while (my ($face, $info) = each %$faces) {	3402	while (my ($face, $info) = each %$faces) {
2875	next unless $info->{smooth};	3403	next unless $info->{smooth};
		3404
2876	my $idx = cf::face::find $face	3405	my $idx = cf::face::find $face
2877	or next;	3406	or next;
		3407
2878	if (my $smooth = cf::face::find $info->{smooth}) {	3408	if (my $smooth = cf::face::find $info->{smooth}) {
2879	cf::face::set_smooth $idx, $smooth;	3409	cf::face::set_smooth $idx, $smooth;
2880	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3410	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2881	} else {	3411	} else {
2882	warn "smooth face '$info->{smooth}' not found for face '$face'";	3412	error "smooth face '$info->{smooth}' not found for face '$face'";
2883	}	3413	}
2884		3414
2885	cf::cede_to_tick;	3415	cf::cede_to_tick;
2886	}	3416	}
2887	}	3417	}
…		…
2896		3426
2897	cf::anim::invalidate_all; # d'oh	3427	cf::anim::invalidate_all; # d'oh
2898	}	3428	}
2899		3429
2900	{	3430	{
2901	# TODO: for gcfclient pleasure, we should give resources
2902	# that gcfclient doesn't grok a >10000 face index.
2903	my $res = $facedata->{resource};	3431	my $res = $facedata->{resource};
2904		3432
2905	my $soundconf = delete $res->{"res/sound.conf"};
2906
2907	while (my ($name, $info) = each %$res) {	3433	while (my ($name, $info) = each %$res) {
		3434	if (defined $info->{type}) {
2908	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3435	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2909	my $data;
2910		3436
2911	if ($info->{type} & 1) {	3437	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
2912	# prepend meta info	3438	cf::face::set_type $idx, $info->{type};
2913
2914	my $meta = $enc->encode ({
2915	name => $name,
2916	%{ $info->{meta} || {} },
2917	});
2918
2919	$data = pack "(w/a*)*", $meta, $info->{data};
2920	} else {	3439	} else {
2921	$data = $info->{data};	3440	$RESOURCE{$name} = $info; # unused
2922	}	3441	}
2923		3442
2924	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2925	cf::face::set_type $idx, $info->{type};
2926
2927	cf::cede_to_tick;	3443	cf::cede_to_tick;
2928	}	3444	}
2929
2930	if ($soundconf) {
2931	$soundconf = $enc->decode (delete $soundconf->{data});
2932
2933	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2934	my $sound = $soundconf->{compat}[$_]
2935	or next;
2936
2937	my $face = cf::face::find "sound/$sound->[1]";
2938	cf::sound::set $sound->[0] => $face;
2939	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2940	}
2941
2942	while (my ($k, $v) = each %{$soundconf->{event}}) {
2943	my $face = cf::face::find "sound/$v";
2944	cf::sound::set $k => $face;
2945	}
2946	}
2947	}	3445	}
		3446
		3447	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2948		3448
2949	1	3449	1
2950	}	3450	}
2951		3451
2952	register_exticmd fx_want => sub {	3452	register_exticmd fx_want => sub {
…		…
2955	while (my ($k, $v) = each %$want) {	3455	while (my ($k, $v) = each %$want) {
2956	$ns->fx_want ($k, $v);	3456	$ns->fx_want ($k, $v);
2957	}	3457	}
2958	};	3458	};
2959		3459
		3460	sub load_resource_file($) {
		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	$status
		3468	}
		3469
2960	sub reload_regions {	3470	sub reload_regions {
		3471	# HACK to clear player env face cache, we need some signal framework
		3472	# for this (global event?)
		3473	%ext::player_env::MUSIC_FACE_CACHE = ();
		3474
2961	load_resource_file "$MAPDIR/regions"	3475	load_resource_file "$MAPDIR/regions"
2962	or die "unable to load regions file\n";	3476	or die "unable to load regions file\n";
2963		3477
2964	for (cf::region::list) {	3478	for (cf::region::list) {
2965	$_->{match} = qr/$_->{match}/	3479	$_->{match} = qr/$_->{match}/
…		…
2973	}	3487	}
2974		3488
2975	sub reload_archetypes {	3489	sub reload_archetypes {
2976	load_resource_file "$DATADIR/archetypes"	3490	load_resource_file "$DATADIR/archetypes"
2977	or die "unable to load archetypes\n";	3491	or die "unable to load archetypes\n";
2978	#d# NEED to laod twice to resolve forward references
2979	# this really needs to be done in an extra post-pass
2980	# (which needs to be synchronous, so solve it differently)
2981	load_resource_file "$DATADIR/archetypes"
2982	or die "unable to load archetypes\n";
2983	}	3492	}
2984		3493
2985	sub reload_treasures {	3494	sub reload_treasures {
2986	load_resource_file "$DATADIR/treasures"	3495	load_resource_file "$DATADIR/treasures"
2987	or die "unable to load treasurelists\n";	3496	or die "unable to load treasurelists\n";
2988	}	3497	}
2989		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
2990	sub reload_resources {	3522	sub reload_resources {
2991	warn "reloading resource files...\n";	3523	trace "reloading resource files...\n";
2992		3524
		3525	reload_facedata;
		3526	reload_sound;
		3527	reload_archetypes;
2993	reload_regions;	3528	reload_regions;
2994	reload_facedata;
2995	#reload_archetypes;#d#
2996	reload_archetypes;
2997	reload_treasures;	3529	reload_treasures;
2998		3530
2999	warn "finished reloading resource files\n";	3531	trace "finished reloading resource files\n";
3000	}
3001
3002	sub init {
3003	reload_resources;
3004	}	3532	}
3005		3533
3006	sub reload_config {	3534	sub reload_config {
		3535	trace "reloading config file...\n";
		3536
3007	open my $fh, "<:utf8", "$CONFDIR/config"	3537	open my $fh, "<:utf8", "$CONFDIR/config"
3008	or return;	3538	or return;
3009		3539
3010	local $/;	3540	local $/;
3011	*CFG = YAML::Syck::Load <$fh>;	3541	*CFG = YAML::XS::Load scalar <$fh>;
3012		3542
3013	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3543	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3014		3544
3015	$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};
3016	$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};
3017		3547
3018	if (exists $CFG{mlockall}) {	3548	if (exists $CFG{mlockall}) {
…		…
3020	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3550	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3021	and die "WARNING: m(un)lockall failed: $!\n";	3551	and die "WARNING: m(un)lockall failed: $!\n";
3022	};	3552	};
3023	warn $@ if $@;	3553	warn $@ if $@;
3024	}	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;
3025	}	3585	}
3026		3586
3027	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
3028	# we must not ever block the main coroutine	3597	# we must not ever block the main coroutine
3029	local $Coro::idle = sub {	3598	local $Coro::idle = sub {
3030	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#
3031	(async {	3600	(async {
3032	Event::one_event;	3601	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3602	EV::loop EV::LOOP_ONESHOT;
3033	})->prio (Coro::PRIO_MAX);	3603	})->prio (Coro::PRIO_MAX);
3034	};	3604	};
3035		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;
3036	reload_config;	3618	reload_config;
3037	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
3038	load_extensions;	3629	load_extensions;
3039		3630
3040	$TICK_WATCHER->start;	3631	utime time, time, $RUNTIMEFILE;
3041	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;
3042	}	3644	}
3043		3645
3044	#############################################################################	3646	#############################################################################
3045	# initialisation and cleanup	3647	# initialisation and cleanup
3046		3648
3047	# install some emergency cleanup handlers	3649	# install some emergency cleanup handlers
3048	BEGIN {	3650	BEGIN {
		3651	our %SIGWATCHER = ();
3049	for my $signal (qw(INT HUP TERM)) {	3652	for my $signal (qw(INT HUP TERM)) {
3050	Event->signal (	3653	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3051	reentrant => 0,
3052	data => WF_AUTOCANCEL,
3053	signal => $signal,
3054	prio => 0,
3055	cb => sub {
3056	cf::cleanup "SIG$signal";	3654	cf::cleanup "SIG$signal";
3057	},
3058	);	3655	};
3059	}	3656	}
3060	}	3657	}
3061		3658
3062	sub write_runtime {	3659	sub write_runtime_sync {
3063	my $runtime = "$LOCALDIR/runtime";	3660	my $t0 = AE::time;
3064		3661
3065	# first touch the runtime file to show we are still running:	3662	# first touch the runtime file to show we are still running:
3066	# the fsync below can take a very very long time.	3663	# the fsync below can take a very very long time.
3067		3664
3068	IO::AIO::aio_utime $runtime, undef, undef;	3665	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3069		3666
3070	my $guard = cf::lock_acquire "write_runtime";	3667	my $guard = cf::lock_acquire "write_runtime";
3071		3668
3072	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3669	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3073	or return;	3670	or return;
3074		3671
3075	my $value = $cf::RUNTIME + 90 + 10;	3672	my $value = $cf::RUNTIME + 90 + 10;
3076	# 10 is the runtime save interval, for a monotonic clock	3673	# 10 is the runtime save interval, for a monotonic clock
3077	# 60 allows for the watchdog to kill the server.	3674	# 60 allows for the watchdog to kill the server.
…		…
3087	aio_utime $fh, undef, undef;	3684	aio_utime $fh, undef, undef;
3088		3685
3089	close $fh	3686	close $fh
3090	or return;	3687	or return;
3091		3688
3092	aio_rename "$runtime~", $runtime	3689	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3093	and return;	3690	and return;
3094		3691
3095	warn "runtime file written.\n";	3692	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3096		3693
3097	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 };
3098	}	3745	}
3099		3746
3100	sub emergency_save() {	3747	sub emergency_save() {
3101	my $freeze_guard = cf::freeze_mainloop;	3748	my $freeze_guard = cf::freeze_mainloop;
3102		3749
3103	warn "enter emergency perl save\n";	3750	info "emergency_perl_save: enter\n";
3104		3751
3105	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
3106	# use a peculiar iteration method to avoid tripping on perl	3758	# use a peculiar iteration method to avoid tripping on perl
3107	# refcount bugs in for. also avoids problems with players	3759	# refcount bugs in for. also avoids problems with players
3108	# and maps saved/destroyed asynchronously.	3760	# and maps saved/destroyed asynchronously.
3109	warn "begin emergency player save\n";	3761	info "emergency_perl_save: begin player save\n";
3110	for my $login (keys %cf::PLAYER) {	3762	for my $login (keys %cf::PLAYER) {
3111	my $pl = $cf::PLAYER{$login} or next;	3763	my $pl = $cf::PLAYER{$login} or next;
3112	$pl->valid or next;	3764	$pl->valid or next;
		3765	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3113	$pl->save;	3766	$pl->save;
3114	}	3767	}
3115	warn "end emergency player save\n";	3768	info "emergency_perl_save: end player save\n";
3116		3769
3117	warn "begin emergency map save\n";	3770	info "emergency_perl_save: begin map save\n";
3118	for my $path (keys %cf::MAP) {	3771	for my $path (keys %cf::MAP) {
3119	my $map = $cf::MAP{$path} or next;	3772	my $map = $cf::MAP{$path} or next;
3120	$map->valid or next;	3773	$map->valid or next;
3121	$map->save;	3774	$map->save;
3122	}	3775	}
3123	warn "end emergency map save\n";	3776	info "emergency_perl_save: end map save\n";
3124		3777
3125	warn "begin emergency database checkpoint\n";	3778	info "emergency_perl_save: begin database checkpoint\n";
3126	BDB::db_env_txn_checkpoint $DB_ENV;	3779	BDB::db_env_txn_checkpoint $DB_ENV;
3127	warn "end emergency database checkpoint\n";	3780	info "emergency_perl_save: end database checkpoint\n";
		3781
		3782	info "emergency_perl_save: begin write uuid\n";
		3783	write_uuid_sync 1;
		3784	info "emergency_perl_save: end write uuid\n";
3128	};	3785	};
3129		3786
3130	warn "leave emergency perl save\n";	3787	info "emergency_perl_save: starting sync()\n";
		3788	IO::AIO::aio_sync sub {
		3789	info "emergency_perl_save: finished sync()\n";
		3790	};
		3791
		3792	info "emergency_perl_save: leave\n";
3131	}	3793	}
3132		3794
3133	sub post_cleanup {	3795	sub post_cleanup {
3134	my ($make_core) = @_;	3796	my ($make_core) = @_;
3135		3797
3136	warn Carp::longmess "post_cleanup backtrace"	3798	error Carp::longmess "post_cleanup backtrace"
3137	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	}
3138	}	3828	}
3139		3829
3140	sub do_reload_perl() {	3830	sub do_reload_perl() {
3141	# can/must only be called in main	3831	# can/must only be called in main
3142	if ($Coro::current != $Coro::main) {	3832	if (in_main) {
3143	warn "can only reload from main coroutine";	3833	error "can only reload from main coroutine";
3144	return;	3834	return;
3145	}	3835	}
3146		3836
		3837	return if $RELOAD++;
		3838
		3839	my $t1 = AE::time;
		3840
		3841	while ($RELOAD) {
3147	warn "reloading...";	3842	info "reloading...";
3148		3843
3149	warn "entering sync_job";	3844	trace "entering sync_job";
3150		3845
3151	cf::sync_job {	3846	cf::sync_job {
3152	cf::write_runtime; # external watchdog should not bark	3847	cf::write_runtime_sync; # external watchdog should not bark
3153	cf::emergency_save;	3848	cf::emergency_save;
3154	cf::write_runtime; # external watchdog should not bark	3849	cf::write_runtime_sync; # external watchdog should not bark
3155		3850
3156	warn "syncing database to disk";	3851	trace "syncing database to disk";
3157	BDB::db_env_txn_checkpoint $DB_ENV;	3852	BDB::db_env_txn_checkpoint $DB_ENV;
3158		3853
3159	# 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
3160		3855
3161	warn "cancelling all WF_AUTOCANCEL watchers";
3162	for (Event::all_watchers) {
3163	$_->cancel if $_->data & WF_AUTOCANCEL;
3164	}
3165
3166	warn "flushing outstanding aio requests";	3856	trace "flushing outstanding aio requests";
3167	for (;;) {
3168	BDB::flush;
3169	IO::AIO::flush;
3170	Coro::cede;
3171	last unless IO::AIO::nreqs || BDB::nreqs;	3857	while (IO::AIO::nreqs || BDB::nreqs) {
3172	warn "iterate...";	3858	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3173	}
3174
3175	++$RELOAD;
3176
3177	warn "cancelling all extension coros";
3178	$_->cancel for values %EXT_CORO;
3179	%EXT_CORO = ();
3180
3181	warn "removing commands";
3182	%COMMAND = ();
3183
3184	warn "removing ext/exti commands";
3185	%EXTCMD = ();
3186	%EXTICMD = ();
3187
3188	warn "unloading/nuking all extensions";
3189	for my $pkg (@EXTS) {
3190	warn "... unloading $pkg";
3191
3192	if (my $cb = $pkg->can ("unload")) {
3193	eval {
3194	$cb->($pkg);
3195	1
3196	} or warn "$pkg unloaded, but with errors: $@";
3197	}	3859	}
3198		3860
3199	warn "... nuking $pkg";	3861	trace "cancelling all extension coros";
3200	Symbol::delete_package $pkg;	3862	$_->cancel for values %EXT_CORO;
3201	}	3863	%EXT_CORO = ();
3202		3864
3203	warn "unloading all perl modules loaded from $LIBDIR";	3865	trace "removing commands";
3204	while (my ($k, $v) = each %INC) {	3866	%COMMAND = ();
3205	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3206		3867
		3868	trace "removing ext/exti commands";
		3869	%EXTCMD = ();
		3870	%EXTICMD = ();
		3871
		3872	trace "unloading/nuking all extensions";
		3873	for my $pkg (@EXTS) {
3207	warn "... unloading $k";	3874	trace "... unloading $pkg";
3208	delete $INC{$k};
3209		3875
3210	$k =~ s/\.pm$//;
3211	$k =~ s/\//::/g;
3212
3213	if (my $cb = $k->can ("unload_module")) {	3876	if (my $cb = $pkg->can ("unload")) {
		3877	eval {
3214	$cb->();	3878	$cb->($pkg);
		3879	1
		3880	} or error "$pkg unloaded, but with errors: $@";
		3881	}
		3882
		3883	trace "... clearing $pkg";
		3884	clear_package $pkg;
3215	}	3885	}
3216		3886
3217	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;
3218	}	3902	}
3219		3903
3220	warn "getting rid of safe::, as good as possible";	3904	trace "getting rid of safe::, as good as possible";
3221	Symbol::delete_package "safe::$_"	3905	clear_package "safe::$_"
3222	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);
3223		3907
3224	warn "unloading cf.pm \"a bit\"";	3908	trace "unloading cf.pm \"a bit\"";
3225	delete $INC{"cf.pm"};	3909	delete $INC{"cf.pm"};
3226	delete $INC{"cf/pod.pm"};	3910	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3227		3911
3228	# don't, removes xs symbols, too,	3912	# don't, removes xs symbols, too,
3229	# and global variables created in xs	3913	# and global variables created in xs
3230	#Symbol::delete_package __PACKAGE__;	3914	#clear_package __PACKAGE__;
3231		3915
3232	warn "unload completed, starting to reload now";	3916	info "unload completed, starting to reload now";
3233		3917
3234	warn "reloading cf.pm";	3918	trace "reloading cf.pm";
3235	require cf;	3919	require cf;
3236	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3920	cf::_connect_to_perl_1;
3237		3921
3238	warn "loading config and database again";	3922	trace "loading config and database again";
3239	cf::reload_config;	3923	cf::reload_config;
3240		3924
3241	warn "loading extensions";	3925	trace "loading extensions";
3242	cf::load_extensions;	3926	cf::load_extensions;
3243		3927
		3928	if ($REATTACH_ON_RELOAD) {
3244	warn "reattaching attachments to objects/players";	3929	trace "reattaching attachments to objects/players";
3245	_global_reattach; # objects, sockets	3930	_global_reattach; # objects, sockets
3246	warn "reattaching attachments to maps";	3931	trace "reattaching attachments to maps";
3247	reattach $_ for values %MAP;	3932	reattach $_ for values %MAP;
3248	warn "reattaching attachments to players";	3933	trace "reattaching attachments to players";
3249	reattach $_ for values %PLAYER;	3934	reattach $_ for values %PLAYER;
		3935	}
3250		3936
		3937	trace "running post_init jobs";
		3938	(pop @POST_INIT)->(1) while @POST_INIT;
		3939
3251	warn "leaving sync_job";	3940	trace "leaving sync_job";
3252		3941
3253	1	3942	1
3254	} or do {	3943	} or do {
3255	warn $@;	3944	error $@;
3256	warn "error while reloading, exiting.";	3945	cf::cleanup "error while reloading, exiting.";
3257	exit 1;	3946	};
		3947
		3948	info "reloaded";
		3949	--$RELOAD;
3258	};	3950	}
3259		3951
3260	warn "reloaded";	3952	$t1 = AE::time - $t1;
		3953	info "reload completed in ${t1}s\n";
3261	};	3954	};
3262		3955
3263	our $RELOAD_WATCHER; # used only during reload	3956	our $RELOAD_WATCHER; # used only during reload
3264		3957
3265	sub reload_perl() {	3958	sub reload_perl() {
3266	# doing reload synchronously and two reloads happen back-to-back,	3959	# doing reload synchronously and two reloads happen back-to-back,
3267	# coro crashes during coro_state_free->destroy here.	3960	# coro crashes during coro_state_free->destroy here.
3268		3961
3269	$RELOAD_WATCHER ||= Event->timer (	3962	$RELOAD_WATCHER ||= cf::async {
3270	reentrant => 0,	3963	Coro::AIO::aio_wait cache_extensions;
3271	after => 0,	3964
3272	data => WF_AUTOCANCEL,	3965	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3273	cb => sub {
3274	do_reload_perl;	3966	do_reload_perl;
3275	undef $RELOAD_WATCHER;	3967	undef $RELOAD_WATCHER;
3276	},	3968	};
3277	);	3969	};
3278	}	3970	}
3279		3971
3280	register_command "reload" => sub {	3972	register_command "reload" => sub {
3281	my ($who, $arg) = @_;	3973	my ($who, $arg) = @_;
3282		3974
3283	if ($who->flag (FLAG_WIZ)) {	3975	if ($who->flag (FLAG_WIZ)) {
3284	$who->message ("reloading server.");	3976	$who->message ("reloading server.");
		3977	async {
		3978	$Coro::current->{desc} = "perl_reload";
3285	async { reload_perl };	3979	reload_perl;
		3980	};
3286	}	3981	}
3287	};	3982	};
3288		3983
3289	unshift @INC, $LIBDIR;	3984	unshift @INC, $LIBDIR;
3290		3985
…		…
3292		3987
3293	our @WAIT_FOR_TICK;	3988	our @WAIT_FOR_TICK;
3294	our @WAIT_FOR_TICK_BEGIN;	3989	our @WAIT_FOR_TICK_BEGIN;
3295		3990
3296	sub wait_for_tick {	3991	sub wait_for_tick {
3297	return unless $TICK_WATCHER->is_active;
3298	return if $Coro::current == $Coro::main;	3992	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3299		3993
3300	my $signal = new Coro::Signal;	3994	my $signal = new Coro::Signal;
3301	push @WAIT_FOR_TICK, $signal;	3995	push @WAIT_FOR_TICK, $signal;
3302	$signal->wait;	3996	$signal->wait;
3303	}	3997	}
3304		3998
3305	sub wait_for_tick_begin {	3999	sub wait_for_tick_begin {
3306	return unless $TICK_WATCHER->is_active;
3307	return if $Coro::current == $Coro::main;	4000	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3308		4001
3309	my $signal = new Coro::Signal;	4002	my $signal = new Coro::Signal;
3310	push @WAIT_FOR_TICK_BEGIN, $signal;	4003	push @WAIT_FOR_TICK_BEGIN, $signal;
3311	$signal->wait;	4004	$signal->wait;
3312	}	4005	}
3313		4006
3314	my $min = 1e6;#d#	4007	sub tick {
3315	my $avg = 10;
3316	$TICK_WATCHER = Event->timer (
3317	reentrant => 0,
3318	parked => 1,
3319	prio => 0,
3320	at => $NEXT_TICK || $TICK,
3321	data => WF_AUTOCANCEL,
3322	cb => sub {
3323	if ($Coro::current != $Coro::main) {	4008	if ($Coro::current != $Coro::main) {
3324	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"
3325	unless ++$bug_warning > 10;	4010	unless ++$bug_warning > 10;
3326	return;	4011	return;
3327	}	4012	}
3328		4013
3329	$NOW = $tick_start = Event::time;
3330
3331	cf::server_tick; # one server iteration	4014	cf::server_tick; # one server iteration
3332		4015
3333	0 && sync_job {#d#	4016	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3334	for(1..10) {
3335	my $t = Event::time;
3336	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3337	or die;
3338		4017
3339	$map->width (50);	4018	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3340	$map->height (50);	4019	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3341	$map->alloc;	4020	Coro::async_pool {
3342	$map->_load_objects ("/tmp/x.map", 1);	4021	$Coro::current->{desc} = "runtime saver";
3343	my $t = Event::time - $t;	4022	write_runtime_sync
3344		4023	or error "ERROR: unable to write runtime file: $!";
3345	#next unless $t < 0.0013;#d#
3346	if ($t < $min) {
3347	$min = $t;
3348	}
3349	$avg = $avg * 0.99 + $t * 0.01;
3350	}
3351	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3352	exit 0;
3353	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3354	};	4024	};
		4025	}
3355		4026
3356	$RUNTIME += $TICK;
3357	$NEXT_TICK += $TICK;
3358
3359	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3360	$NEXT_RUNTIME_WRITE = $NOW + 10;
3361	Coro::async_pool {
3362	write_runtime
3363	or warn "ERROR: unable to write runtime file: $!";
3364	};
3365	}
3366
3367	# my $AFTER = Event::time;
3368	# warn $AFTER - $NOW;#d#
3369
3370	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4027	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3371	$sig->send;	4028	$sig->send;
3372	}	4029	}
3373	while (my $sig = shift @WAIT_FOR_TICK) {	4030	while (my $sig = shift @WAIT_FOR_TICK) {
3374	$sig->send;	4031	$sig->send;
3375	}	4032	}
3376		4033
3377	$NOW = Event::time;	4034	$LOAD = ($NOW - $TICK_START) / $TICK;
3378
3379	# if we are delayed by four ticks or more, skip them all
3380	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3381
3382	$TICK_WATCHER->at ($NEXT_TICK);
3383	$TICK_WATCHER->start;
3384
3385	$LOAD = ($NOW - $tick_start) / $TICK;
3386	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4035	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3387		4036
3388	_post_tick;	4037	if (0) {
3389		4038	if ($NEXT_TICK) {
3390		4039	my $jitter = $TICK_START - $NEXT_TICK;
		4040	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4041	debug "jitter $JITTER\n";#d#
		4042	}
3391	},	4043	}
3392	);	4044	}
3393		4045
3394	{	4046	{
3395	BDB::max_poll_time $TICK * 0.1;	4047	# configure BDB
3396	$BDB_POLL_WATCHER = Event->io (	4048
3397	reentrant => 0,
3398	fd => BDB::poll_fileno,
3399	poll => 'r',
3400	prio => 0,
3401	data => WF_AUTOCANCEL,
3402	cb => \&BDB::poll_cb,
3403	);
3404	BDB::min_parallel 8;	4049	BDB::min_parallel 16;
3405		4050	BDB::max_poll_reqs $TICK * 0.1;
3406	BDB::set_sync_prepare {	4051	$AnyEvent::BDB::WATCHER->priority (1);
3407	my $status;
3408	my $current = $Coro::current;
3409	(
3410	sub {
3411	$status = $!;
3412	$current->ready; undef $current;
3413	},
3414	sub {
3415	Coro::schedule while defined $current;
3416	$! = $status;
3417	},
3418	)
3419	};
3420		4052
3421	unless ($DB_ENV) {	4053	unless ($DB_ENV) {
3422	$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);
3423		4060
		4061	(Coro::async { # async to keep sync_job from complaining
3424	cf::sync_job {	4062	cf::sync_job {
3425	eval {	4063	eval {
3426	BDB::db_env_open	4064	BDB::db_env_open
3427	$DB_ENV,	4065	$DB_ENV,
3428	$BDBDIR,	4066	$BDBDIR,
3429	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
3430	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4068	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3431	0666;	4069	0666;
3432		4070
3433	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4071	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
		4072	};
3434		4073
3435	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);	4074	cf::cleanup "db_env_open(db): $@" if $@;
3436	$DB_ENV->set_lk_detect;
3437	};	4075	};
		4076	})->join;
		4077	}
3438		4078
3439	cf::cleanup "db_env_open(db): $@" if $@;	4079	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3440	};	4080	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3441	}	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	};
3442	}	4088	}
3443		4089
3444	{	4090	{
		4091	# configure IO::AIO
		4092
3445	IO::AIO::min_parallel 8;	4093	IO::AIO::min_parallel 8;
3446
3447	undef $Coro::AIO::WATCHER;
3448	IO::AIO::max_poll_time $TICK * 0.1;	4094	IO::AIO::max_poll_time $TICK * 0.1;
3449	$AIO_POLL_WATCHER = Event->io (	4095	undef $AnyEvent::AIO::WATCHER;
3450	reentrant => 0,
3451	data => WF_AUTOCANCEL,
3452	fd => IO::AIO::poll_fileno,
3453	poll => 'r',
3454	prio => 6,
3455	cb => \&IO::AIO::poll_cb,
3456	);
3457	}	4096	}
3458		4097
3459	my $_log_backtrace;	4098	my $_log_backtrace;
3460		4099
3461	sub _log_backtrace {	4100	sub _log_backtrace {
…		…
3464	$msg =~ s/\n//;	4103	$msg =~ s/\n//;
3465		4104
3466	# limit the # of concurrent backtraces	4105	# limit the # of concurrent backtraces
3467	if ($_log_backtrace < 2) {	4106	if ($_log_backtrace < 2) {
3468	++$_log_backtrace;	4107	++$_log_backtrace;
		4108	my $perl_bt = Carp::longmess $msg;
3469	async {	4109	async {
		4110	$Coro::current->{desc} = "abt $msg";
		4111
3470	my @bt = fork_call {	4112	my @bt = fork_call {
3471	@addr = map { sprintf "%x", $_ } @addr;	4113	@addr = map { sprintf "%x", $_ } @addr;
3472	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4114	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3473	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 |"
3474	or die "addr2line: $!";	4116	or die "addr2line: $!";
…		…
3482	}	4124	}
3483		4125
3484	@funcs	4126	@funcs
3485	};	4127	};
3486		4128
3487	LOG llevInfo, "[ABT] $msg\n";	4129	LOG llevInfo, "[ABT] $perl_bt\n";
		4130	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3488	LOG llevInfo, "[ABT] $_\n" for @bt;	4131	LOG llevInfo, "[ABT] $_\n" for @bt;
3489	--$_log_backtrace;	4132	--$_log_backtrace;
3490	};	4133	};
3491	} else {	4134	} else {
3492	LOG llevInfo, "[ABT] $msg\n";	4135	LOG llevInfo, "[ABT] $msg\n";
3493	LOG llevInfo, "[ABT] [suppressed]\n";	4136	LOG llevInfo, "[ABT] [suppressed]\n";
3494	}	4137	}
3495	}	4138	}
3496		4139
3497	# load additional modules	4140	# load additional modules
3498	use cf::pod;	4141	require "cf/$_.pm" for @EXTRA_MODULES;
		4142	cf::_connect_to_perl_2;
3499		4143
3500	END { cf::emergency_save }	4144	END { cf::emergency_save }
3501		4145
3502	1	4146	1
3503		4147

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