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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.327 by root, Wed Aug 1 17:22:51 2007 UTC vs.
Revision 1.527 by root, Fri Apr 23 04:32:47 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 3.61 ();	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;
		53	use Coro::Util ();
24		54
25	use JSON::XS 1.4 ();	55	use JSON::XS 2.01 ();
26	use BDB ();	56	use BDB ();
27	use Data::Dumper;	57	use Data::Dumper;
28	use Digest::MD5;
29	use Fcntl;	58	use Fcntl;
30	use YAML::Syck ();	59	use YAML::XS ();
31	use IO::AIO 2.32 ();	60	use IO::AIO ();
32	use Time::HiRes;	61	use Time::HiRes;
33	use Compress::LZF;	62	use Compress::LZF;
34	use Digest::MD5 ();	63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
35		66
36	# configure various modules to our taste	67	# configure various modules to our taste
37	#	68	#
38	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
39	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";
40	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
41		77
42	$Event::Eval = 1; # no idea why this is required, but it is	78	# strictly for debugging
43		79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
44	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
45	$YAML::Syck::ImplicitUnicode = 1;
46
47	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
48		80
49	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
50		82
51	our %COMMAND = ();	83	our %COMMAND = ();
52	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
55	our %EXTCMD = ();	87	our %EXTCMD = ();
56	our %EXTICMD = ();	88	our %EXTICMD = ();
57	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
58	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
59		91
60	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
61	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
62		96
63	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
64	our $DATADIR = datadir;	98	our $DATADIR = datadir;
65	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
66	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
67	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
68	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
73	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
		111	our %RESOURCE;
		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 = 0;#d#
74		118
75	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	119	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
76	our $TICK_WATCHER;
77	our $AIO_POLL_WATCHER;
78	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	120	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
79	our $NEXT_TICK;	121	our $NEXT_TICK;
80	our $NOW;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off	122	our $USE_FSYNC = 1; # use fsync to write maps - default on
82		123
		124	our $BDB_DEADLOCK_WATCHER;
		125	our $BDB_CHECKPOINT_WATCHER;
83	our $BDB_POLL_WATCHER;	126	our $BDB_TRICKLE_WATCHER;
84	our $DB_ENV;	127	our $DB_ENV;
		128
		129	our @EXTRA_MODULES = qw(pod match mapscript);
85		130
86	our %CFG;	131	our %CFG;
87		132
88	our $UPTIME; $UPTIME ||= time;	133	our $UPTIME; $UPTIME ||= time;
89	our $RUNTIME;	134	our $RUNTIME;
		135	our $NOW;
90		136
91	our %PLAYER; # all users	137	our (%PLAYER, %PLAYER_LOADING); # all users
92	our %MAP; # all maps	138	our (%MAP, %MAP_LOADING ); # all maps
93	our $LINK_MAP; # the special {link} map, which is always available	139	our $LINK_MAP; # the special {link} map, which is always available
94		140
95	# 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 ∕
96	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	142	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
97		143
98	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)
99	our $LOADAVG; # same thing, but with alpha-smoothing	145	our $LOADAVG; # same thing, but with alpha-smoothing
		146	our $JITTER; # average jitter
100	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 $REALLY_UNLOOP; # never set to true, please :)
101		153
102	binmode STDOUT;	154	binmode STDOUT;
103	binmode STDERR;	155	binmode STDERR;
104		156
105	# read virtual server time, if available	157	# read virtual server time, if available
106	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	158	unless ($RUNTIME || !-e $RUNTIMEFILE) {
107	open my $fh, "<", "$LOCALDIR/runtime"	159	open my $fh, "<", $RUNTIMEFILE
108	or die "unable to read runtime file: $!";	160	or die "unable to read $RUNTIMEFILE file: $!";
109	$RUNTIME = <$fh> + 0.;	161	$RUNTIME = <$fh> + 0.;
110	}	162	}
		163
		164	eval "sub TICK() { $TICK } 1" or die;
111		165
112	mkdir $_	166	mkdir $_
113	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	167	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
114		168
115	our $EMERGENCY_POSITION;	169	our $EMERGENCY_POSITION;
116		170
117	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::"} };
118		187
119	#############################################################################	188	#############################################################################
120		189
121	=head2 GLOBAL VARIABLES	190	=head2 GLOBAL VARIABLES
122		191
…		…
158		227
159	The raw value load value from the last tick.	228	The raw value load value from the last tick.
160		229
161	=item %cf::CFG	230	=item %cf::CFG
162		231
163	Configuration for the server, loaded from C</etc/crossfire/config>, or	232	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
164	from wherever your confdir points to.	233	from wherever your confdir points to.
165		234
166	=item cf::wait_for_tick, cf::wait_for_tick_begin	235	=item cf::wait_for_tick, cf::wait_for_tick_begin
167		236
168	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
169	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
170	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.
171		240
172	=item @cf::INVOKE_RESULTS	241	=item @cf::INVOKE_RESULTS
173		242
174	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
175	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
176	that call.	245	that call.
177		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
178	=back	253	=back
179		254
180	=cut	255	=cut
181		256
182	BEGIN {	257	$Coro::State::WARNHOOK = sub {
183	*CORE::GLOBAL::warn = sub {
184	my $msg = join "", @_;	258	my $msg = join "", @_;
185		259
186	$msg .= "\n"	260	$msg .= "\n"
187	unless $msg =~ /\n$/;	261	unless $msg =~ /\n$/;
188		262
189	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	263	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
190		264
191	utf8::encode $msg;
192	LOG llevError, $msg;	265	LOG llevError, $msg;
193	};	266	};
194	}	267
		268	$Coro::State::DIEHOOK = sub {
		269	return unless $^S eq 0; # "eq", not "=="
		270
		271	warn Carp::longmess $_[0];
		272
		273	if (in_main) {#d#
		274	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		275	return;#d#
		276	}#d#
		277
		278	# kill coroutine otherwise
		279	Coro::terminate
		280	};
195		281
196	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	282	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
197	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	283	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
198	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	284	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
199	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	285	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
206	for my $pkg (qw(	292	for my $pkg (qw(
207	cf::global cf::attachable	293	cf::global cf::attachable
208	cf::object cf::object::player	294	cf::object cf::object::player
209	cf::client cf::player	295	cf::client cf::player
210	cf::arch cf::living	296	cf::arch cf::living
		297	cf::map cf::mapspace
211	cf::map cf::party cf::region	298	cf::party cf::region
212	)) {	299	)) {
213	no strict 'refs';
214	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	300	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
215	}	301	}
216		302
217	$Event::DIED = sub {	303	$EV::DIED = sub {
218	warn "error in event callback: @_";	304	Carp::cluck "error in event callback: @_";
219	};	305	};
220		306
221	#############################################################################	307	#############################################################################
222		308
223	=head2 UTILITY FUNCTIONS	309	=head2 UTILITY FUNCTIONS
…		…
245	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	331	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
246	$d	332	$d
247	} || "[unable to dump $_[0]: '$@']";	333	} || "[unable to dump $_[0]: '$@']";
248	}	334	}
249		335
250	=item $ref = cf::from_json $json	336	=item $ref = cf::decode_json $json
251		337
252	Converts a JSON string into the corresponding perl data structure.	338	Converts a JSON string into the corresponding perl data structure.
253		339
254	=item $json = cf::to_json $ref	340	=item $json = cf::encode_json $ref
255		341
256	Converts a perl data structure into its JSON representation.	342	Converts a perl data structure into its JSON representation.
257		343
258	=cut	344	=cut
259		345
260	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	346	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
261		347
262	sub to_json ($) { $json_coder->encode ($_[0]) }	348	sub encode_json($) { $json_coder->encode ($_[0]) }
263	sub from_json ($) { $json_coder->decode ($_[0]) }	349	sub decode_json($) { $json_coder->decode ($_[0]) }
		350
		351	=item cf::post_init { BLOCK }
		352
		353	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		354	but I<before> the server starts ticking again.
		355
		356	The cdoeblock will have a single boolean argument to indicate whether this
		357	is a reload or not.
		358
		359	=cut
		360
		361	sub post_init(&) {
		362	push @POST_INIT, shift;
		363	}
264		364
265	=item cf::lock_wait $string	365	=item cf::lock_wait $string
266		366
267	Wait until the given lock is available. See cf::lock_acquire.	367	Wait until the given lock is available. See cf::lock_acquire.
268		368
269	=item my $lock = cf::lock_acquire $string	369	=item my $lock = cf::lock_acquire $string
270		370
271	Wait until the given lock is available and then acquires it and returns	371	Wait until the given lock is available and then acquires it and returns
272	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	372	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
273	for example when the coroutine gets canceled), the lock is automatically	373	for example when the coroutine gets canceled), the lock is automatically
274	returned.	374	returned.
275		375
		376	Locks are *not* recursive, locking from the same coro twice results in a
		377	deadlocked coro.
		378
276	Lock names should begin with a unique identifier (for example, cf::map::find	379	Lock names should begin with a unique identifier (for example, cf::map::find
277	uses map_find and cf::map::load uses map_load).	380	uses map_find and cf::map::load uses map_load).
278		381
279	=item $locked = cf::lock_active $string	382	=item $locked = cf::lock_active $string
280		383
281	Return true if the lock is currently active, i.e. somebody has locked it.	384	Return true if the lock is currently active, i.e. somebody has locked it.
282		385
283	=cut	386	=cut
284		387
285	our %LOCK;	388	our $LOCKS = new Coro::SemaphoreSet;
286		389
287	sub lock_wait($) {	390	sub lock_wait($) {
288	my ($key) = @_;	391	$LOCKS->wait ($_[0]);
289
290	# wait for lock, if any
291	while ($LOCK{$key}) {
292	push @{ $LOCK{$key} }, $Coro::current;
293	Coro::schedule;
294	}
295	}	392	}
296		393
297	sub lock_acquire($) {	394	sub lock_acquire($) {
298	my ($key) = @_;	395	$LOCKS->guard ($_[0])
299
300	# wait, to be sure we are not locked
301	lock_wait $key;
302
303	$LOCK{$key} = [];
304
305	Coro::guard {
306	# wake up all waiters, to be on the safe side
307	$_->ready for @{ delete $LOCK{$key} };
308	}
309	}	396	}
310		397
311	sub lock_active($) {	398	sub lock_active($) {
312	my ($key) = @_;	399	$LOCKS->count ($_[0]) < 1
313
314	! ! $LOCK{$key}
315	}	400	}
316		401
317	sub freeze_mainloop {	402	sub freeze_mainloop {
318	return unless $TICK_WATCHER->is_active;	403	tick_inhibit_inc;
319		404
320	my $guard = Coro::guard {	405	&Guard::guard (\&tick_inhibit_dec);
321	$TICK_WATCHER->start;	406	}
322	};	407
323	$TICK_WATCHER->stop;	408	=item cf::periodic $interval, $cb
324	$guard	409
		410	Like EV::periodic, but randomly selects a starting point so that the actions
		411	get spread over time.
		412
		413	=cut
		414
		415	sub periodic($$) {
		416	my ($interval, $cb) = @_;
		417
		418	my $start = rand List::Util::min 180, $interval;
		419
		420	EV::periodic $start, $interval, 0, $cb
325	}	421	}
326		422
327	=item cf::get_slot $time[, $priority[, $name]]	423	=item cf::get_slot $time[, $priority[, $name]]
328		424
329	Allocate $time seconds of blocking CPU time at priority C<$priority>:	425	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
337		433
338	=cut	434	=cut
339		435
340	our @SLOT_QUEUE;	436	our @SLOT_QUEUE;
341	our $SLOT_QUEUE;	437	our $SLOT_QUEUE;
		438	our $SLOT_DECAY = 0.9;
342		439
343	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	440	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
344	$SLOT_QUEUE = Coro::async {	441	$SLOT_QUEUE = Coro::async {
		442	$Coro::current->desc ("timeslot manager");
		443
345	my $signal = new Coro::Signal;	444	my $signal = new Coro::Signal;
		445	my $busy;
346		446
347	while () {	447	while () {
348	next_job:	448	next_job:
		449
349	my $avail = cf::till_tick;	450	my $avail = cf::till_tick;
350	if ($avail > 0.01) {	451
351	for (0 .. $#SLOT_QUEUE) {	452	for (0 .. $#SLOT_QUEUE) {
352	if ($SLOT_QUEUE[$_][0] < $avail) {	453	if ($SLOT_QUEUE[$_][0] <= $avail) {
		454	$busy = 0;
353	my $job = splice @SLOT_QUEUE, $_, 1, ();	455	my $job = splice @SLOT_QUEUE, $_, 1, ();
354	$job->[2]->send;	456	$job->[2]->send;
355	Coro::cede;	457	Coro::cede;
356	goto next_job;	458	goto next_job;
357	}	459	} else {
		460	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
358	}	461	}
359	}	462	}
360		463
361	if (@SLOT_QUEUE) {	464	if (@SLOT_QUEUE) {
362	# we do not use wait_For_tick() as it returns immediately when tick is inactive	465	# we do not use wait_for_tick() as it returns immediately when tick is inactive
363	push @cf::WAIT_FOR_TICK, $signal;	466	push @cf::WAIT_FOR_TICK, $signal;
364	$signal->wait;	467	$signal->wait;
365	} else {	468	} else {
		469	$busy = 0;
366	Coro::schedule;	470	Coro::schedule;
367	}	471	}
368	}	472	}
369	};	473	};
370		474
371	sub get_slot($;$$) {	475	sub get_slot($;$$) {
		476	return if tick_inhibit || $Coro::current == $Coro::main;
		477
372	my ($time, $pri, $name) = @_;	478	my ($time, $pri, $name) = @_;
373		479
374	$time = $TICK * .6 if $time > $TICK * .6;	480	$time = clamp $time, 0.01, $TICK * .6;
		481
375	my $sig = new Coro::Signal;	482	my $sig = new Coro::Signal;
376		483
377	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	484	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
378	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	485	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
379	$SLOT_QUEUE->ready;	486	$SLOT_QUEUE->ready;
…		…
390		497
391	BEGIN { *async = \&Coro::async_pool }	498	BEGIN { *async = \&Coro::async_pool }
392		499
393	=item cf::sync_job { BLOCK }	500	=item cf::sync_job { BLOCK }
394		501
395	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	502	The design of Deliantra requires that the main coroutine ($Coro::main)
396	is always able to handle events or runnable, as Crossfire TRT is only	503	is always able to handle events or runnable, as Deliantra is only
397	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	504	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
398	acceptable.	505	acceptable.
399		506
400	If it must be done, put the blocking parts into C<sync_job>. This will run	507	If it must be done, put the blocking parts into C<sync_job>. This will run
401	the given BLOCK in another coroutine while waiting for the result. The	508	the given BLOCK in another coroutine while waiting for the result. The
…		…
406		513
407	sub sync_job(&) {	514	sub sync_job(&) {
408	my ($job) = @_;	515	my ($job) = @_;
409		516
410	if ($Coro::current == $Coro::main) {	517	if ($Coro::current == $Coro::main) {
411	my $time = Event::time;	518	my $time = AE::time;
412		519
413	# this is the main coro, too bad, we have to block	520	# this is the main coro, too bad, we have to block
414	# till the operation succeeds, freezing the server :/	521	# till the operation succeeds, freezing the server :/
415		522
416	# TODO: use suspend/resume instead	523	LOG llevError, Carp::longmess "sync job";#d#
417	# (but this is cancel-safe)	524
418	my $freeze_guard = freeze_mainloop;	525	my $freeze_guard = freeze_mainloop;
419		526
420	my $busy = 1;	527	my $busy = 1;
421	my @res;	528	my @res;
422		529
423	(async {	530	(async {
		531	$Coro::current->desc ("sync job coro");
424	@res = eval { $job->() };	532	@res = eval { $job->() };
425	warn $@ if $@;	533	warn $@ if $@;
426	undef $busy;	534	undef $busy;
427	})->prio (Coro::PRIO_MAX);	535	})->prio (Coro::PRIO_MAX);
428		536
429	while ($busy) {	537	while ($busy) {
430	Coro::cede or Event::one_event;	538	if (Coro::nready) {
		539	Coro::cede_notself;
		540	} else {
		541	EV::loop EV::LOOP_ONESHOT;
431	}	542	}
		543	}
432		544
433	$time = Event::time - $time;	545	my $time = AE::time - $time;
434		546
435	LOG llevError | logBacktrace, Carp::longmess "long sync job"
436	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
437
438	$tick_start += $time; # do not account sync jobs to server load	547	$TICK_START += $time; # do not account sync jobs to server load
439		548
440	wantarray ? @res : $res[0]	549	wantarray ? @res : $res[0]
441	} else {	550	} else {
442	# we are in another coroutine, how wonderful, everything just works	551	# we are in another coroutine, how wonderful, everything just works
443		552
…		…
468	=item fork_call { }, $args	577	=item fork_call { }, $args
469		578
470	Executes the given code block with the given arguments in a seperate	579	Executes the given code block with the given arguments in a seperate
471	process, returning the results. Everything must be serialisable with	580	process, returning the results. Everything must be serialisable with
472	Coro::Storable. May, of course, block. Note that the executed sub may	581	Coro::Storable. May, of course, block. Note that the executed sub may
473	never block itself or use any form of Event handling.	582	never block itself or use any form of event handling.
474		583
475	=cut	584	=cut
476
477	sub _store_scalar {
478	open my $fh, ">", \my $buf
479	or die "fork_call: cannot open fh-to-buf in child : $!";
480	Storable::store_fd $_[0], $fh;
481	close $fh;
482
483	$buf
484	}
485		585
486	sub fork_call(&@) {	586	sub fork_call(&@) {
487	my ($cb, @args) = @_;	587	my ($cb, @args) = @_;
488		588
489	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	589	# we seemingly have to make a local copy of the whole thing,
490	# or die "socketpair: $!";	590	# otherwise perl prematurely frees the stuff :/
491	pipe my $fh1, my $fh2	591	# TODO: investigate and fix (likely this will be rather laborious)
492	or die "pipe: $!";
493		592
494	if (my $pid = fork) {	593	my @res = Coro::Util::fork_eval {
495	close $fh2;
496
497	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
498	warn "pst<$res>" unless $res =~ /^pst/;
499	$res = Coro::Storable::thaw $res;
500
501	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
502
503	Carp::confess $$res unless "ARRAY" eq ref $res;
504
505	return wantarray ? @$res : $res->[-1];
506	} else {
507	reset_signals;	594	reset_signals;
508	local $SIG{__WARN__};	595	&$cb
509	local $SIG{__DIE__};	596	}, @args;
510	# just in case, this hack effectively disables event
511	# in the child. cleaner and slower would be canceling all watchers,
512	# but this works for the time being.
513	local $Coro::idle;
514	$Coro::current->prio (Coro::PRIO_MAX);
515		597
516	eval {	598	wantarray ? @res : $res[-1]
517	close $fh1;	599	}
518		600
519	my @res = eval { $cb->(@args) };	601	sub objinfo {
520
521	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;
522	close $fh2;
523	};
524
525	warn $@ if $@;
526	_exit 0;
527	}	602	(
		603	"counter value" => cf::object::object_count,
		604	"objects created" => cf::object::create_count,
		605	"objects destroyed" => cf::object::destroy_count,
		606	"freelist size" => cf::object::free_count,
		607	"allocated objects" => cf::object::objects_size,
		608	"active objects" => cf::object::actives_size,
		609	)
		610	}
		611
		612	=item $coin = coin_from_name $name
		613
		614	=cut
		615
		616	our %coin_alias = (
		617	"silver" => "silvercoin",
		618	"silvercoin" => "silvercoin",
		619	"silvercoins" => "silvercoin",
		620	"gold" => "goldcoin",
		621	"goldcoin" => "goldcoin",
		622	"goldcoins" => "goldcoin",
		623	"platinum" => "platinacoin",
		624	"platinumcoin" => "platinacoin",
		625	"platinumcoins" => "platinacoin",
		626	"platina" => "platinacoin",
		627	"platinacoin" => "platinacoin",
		628	"platinacoins" => "platinacoin",
		629	"royalty" => "royalty",
		630	"royalties" => "royalty",
		631	);
		632
		633	sub coin_from_name($) {
		634	$coin_alias{$_[0]}
		635	? cf::arch::find $coin_alias{$_[0]}
		636	: undef
528	}	637	}
529		638
530	=item $value = cf::db_get $family => $key	639	=item $value = cf::db_get $family => $key
531		640
532	Returns a single value from the environment database.	641	Returns a single value from the environment database.
…		…
534	=item cf::db_put $family => $key => $value	643	=item cf::db_put $family => $key => $value
535		644
536	Stores the given C<$value> in the family. It can currently store binary	645	Stores the given C<$value> in the family. It can currently store binary
537	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	646	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
538		647
		648	=item $db = cf::db_table "name"
		649
		650	Create and/or open a new database table. The string must not be "db" and must be unique
		651	within each server.
		652
539	=cut	653	=cut
		654
		655	sub db_table($) {
		656	my ($name) = @_;
		657	my $db = BDB::db_create $DB_ENV;
		658
		659	eval {
		660	$db->set_flags (BDB::CHKSUM);
		661
		662	utf8::encode $name;
		663	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		664	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		665	cf::cleanup "db_open(db): $!" if $!;
		666	};
		667	cf::cleanup "db_open(db): $@" if $@;
		668
		669	$db
		670	}
540		671
541	our $DB;	672	our $DB;
542		673
543	sub db_init {	674	sub db_init {
544	unless ($DB) {
545	$DB = BDB::db_create $DB_ENV;
546
547	cf::sync_job {	675	cf::sync_job {
548	eval {	676	$DB ||= db_table "db";
549	$DB->set_flags (BDB::CHKSUM);
550
551	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
552	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
553	cf::cleanup "db_open(db): $!" if $!;
554	};
555	cf::cleanup "db_open(db): $@" if $@;
556	};
557	}	677	};
558	}	678	}
559		679
560	sub db_get($$) {	680	sub db_get($$) {
561	my $key = "$_[0]/$_[1]";	681	my $key = "$_[0]/$_[1]";
562		682
…		…
612	if (1) {	732	if (1) {
613	$md5 =	733	$md5 =
614	join "\x00",	734	join "\x00",
615	$processversion,	735	$processversion,
616	map {	736	map {
617	Coro::cede;	737	cf::cede_to_tick;
618	($src->[$_], Digest::MD5::md5_hex $data[$_])	738	($src->[$_], Digest::MD5::md5_hex $data[$_])
619	} 0.. $#$src;	739	} 0.. $#$src;
620		740
621		741
622	my $dbmd5 = db_get cache => "$id/md5";	742	my $dbmd5 = db_get cache => "$id/md5";
…		…
660		780
661	#############################################################################	781	#############################################################################
662		782
663	=head2 ATTACHABLE OBJECTS	783	=head2 ATTACHABLE OBJECTS
664		784
665	Many objects in crossfire are so-called attachable objects. That means you can	785	Many objects in deliantra are so-called attachable objects. That means you can
666	attach callbacks/event handlers (a collection of which is called an "attachment")	786	attach callbacks/event handlers (a collection of which is called an "attachment")
667	to it. All such attachable objects support the following methods.	787	to it. All such attachable objects support the following methods.
668		788
669	In the following description, CLASS can be any of C<global>, C<object>	789	In the following description, CLASS can be any of C<global>, C<object>
670	C<player>, C<client> or C<map> (i.e. the attachable objects in	790	C<player>, C<client> or C<map> (i.e. the attachable objects in
671	Crossfire TRT).	791	Deliantra).
672		792
673	=over 4	793	=over 4
674		794
675	=item $attachable->attach ($attachment, key => $value...)	795	=item $attachable->attach ($attachment, key => $value...)
676		796
…		…
720	=item cf::CLASS::attachment $name, ...	840	=item cf::CLASS::attachment $name, ...
721		841
722	Register an attachment by C<$name> through which attachable objects of the	842	Register an attachment by C<$name> through which attachable objects of the
723	given CLASS can refer to this attachment.	843	given CLASS can refer to this attachment.
724		844
725	Some classes such as crossfire maps and objects can specify attachments	845	Some classes such as deliantra maps and objects can specify attachments
726	that are attached at load/instantiate time, thus the need for a name.	846	that are attached at load/instantiate time, thus the need for a name.
727		847
728	These calls expect any number of the following handler/hook descriptions:	848	These calls expect any number of the following handler/hook descriptions:
729		849
730	=over 4	850	=over 4
…		…
958	}	1078	}
959		1079
960	0	1080	0
961	}	1081	}
962		1082
963	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1083	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
964		1084
965	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1085	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
966		1086
967	Generate an object-specific event with the given arguments.	1087	Generate an object-specific event with the given arguments.
968		1088
…		…
974		1094
975	=cut	1095	=cut
976		1096
977	#############################################################################	1097	#############################################################################
978	# object support	1098	# object support
979	#
980		1099
		1100	sub _object_equal($$);
		1101	sub _object_equal($$) {
		1102	my ($a, $b) = @_;
		1103
		1104	return 0 unless (ref $a) eq (ref $b);
		1105
		1106	if ("HASH" eq ref $a) {
		1107	my @ka = keys %$a;
		1108	my @kb = keys %$b;
		1109
		1110	return 0 if @ka != @kb;
		1111
		1112	for (0 .. $#ka) {
		1113	return 0 unless $ka[$_] eq $kb[$_];
		1114	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1115	}
		1116
		1117	} elsif ("ARRAY" eq ref $a) {
		1118
		1119	return 0 if @$a != @$b;
		1120
		1121	for (0 .. $#$a) {
		1122	return 0 unless _object_equal $a->[$_], $b->[$_];
		1123	}
		1124
		1125	} elsif ($a ne $b) {
		1126	return 0;
		1127	}
		1128
		1129	1
		1130	}
		1131
		1132	our $SLOW_MERGES;#d#
981	sub _can_merge {	1133	sub _can_merge {
982	my ($ob1, $ob2) = @_;	1134	my ($ob1, $ob2) = @_;
983		1135
984	local $Storable::canonical = 1;	1136	++$SLOW_MERGES;#d#
985	my $fob1 = Storable::freeze $ob1;
986	my $fob2 = Storable::freeze $ob2;
987		1137
988	$fob1 eq $fob2	1138	# we do the slow way here
		1139	return _object_equal $ob1, $ob2
989	}	1140	}
990		1141
991	sub reattach {	1142	sub reattach {
992	# basically do the same as instantiate, without calling instantiate	1143	# basically do the same as instantiate, without calling instantiate
993	my ($obj) = @_;	1144	my ($obj) = @_;
994		1145
		1146	# no longer needed after getting rid of delete_package?
995	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1147	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
996		1148
997	my $registry = $obj->registry;	1149	my $registry = $obj->registry;
998		1150
999	@$registry = ();	1151	@$registry = ();
1000		1152
…		…
1015	cf::attachable->attach (	1167	cf::attachable->attach (
1016	prio => -1000000,	1168	prio => -1000000,
1017	on_instantiate => sub {	1169	on_instantiate => sub {
1018	my ($obj, $data) = @_;	1170	my ($obj, $data) = @_;
1019		1171
1020	$data = from_json $data;	1172	$data = decode_json $data;
1021		1173
1022	for (@$data) {	1174	for (@$data) {
1023	my ($name, $args) = @$_;	1175	my ($name, $args) = @$_;
1024		1176
1025	$obj->attach ($name, %{$args || {} });	1177	$obj->attach ($name, %{$args || {} });
…		…
1041	sub object_freezer_save {	1193	sub object_freezer_save {
1042	my ($filename, $rdata, $objs) = @_;	1194	my ($filename, $rdata, $objs) = @_;
1043		1195
1044	sync_job {	1196	sync_job {
1045	if (length $$rdata) {	1197	if (length $$rdata) {
		1198	utf8::decode (my $decname = $filename);
1046	warn sprintf "saving %s (%d,%d)\n",	1199	warn sprintf "saving %s (%d,%d)\n",
1047	$filename, length $$rdata, scalar @$objs;	1200	$decname, length $$rdata, scalar @$objs
		1201	if $VERBOSE_IO;
1048		1202
1049	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1203	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1050	chmod SAVE_MODE, $fh;	1204	aio_chmod $fh, SAVE_MODE;
1051	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1205	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1052	aio_fsync $fh if $cf::USE_FSYNC;	1206	if ($cf::USE_FSYNC) {
		1207	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;
		1208	aio_fsync $fh;
		1209	}
1053	close $fh;	1210	aio_close $fh;
1054		1211
1055	if (@$objs) {	1212	if (@$objs) {
1056	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1213	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1057	chmod SAVE_MODE, $fh;	1214	aio_chmod $fh, SAVE_MODE;
1058	my $data = Storable::nfreeze { version => 1, objs => $objs };	1215	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1059	aio_write $fh, 0, (length $data), $data, 0;	1216	aio_write $fh, 0, (length $data), $data, 0;
1060	aio_fsync $fh if $cf::USE_FSYNC;	1217	if ($cf::USE_FSYNC) {
		1218	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;
		1219	aio_fsync $fh;
		1220	}
1061	close $fh;	1221	aio_close $fh;
1062	aio_rename "$filename.pst~", "$filename.pst";	1222	aio_rename "$filename.pst~", "$filename.pst";
1063	}	1223	}
1064	} else {	1224	} else {
1065	aio_unlink "$filename.pst";	1225	aio_unlink "$filename.pst";
1066	}	1226	}
1067		1227
1068	aio_rename "$filename~", $filename;	1228	aio_rename "$filename~", $filename;
		1229
		1230	$filename =~ s%/[^/]+$%%;
		1231	aio_pathsync $filename if $cf::USE_FSYNC;
1069	} else {	1232	} else {
1070	warn "FATAL: $filename~: $!\n";	1233	warn "unable to save objects: $filename~: $!\n";
1071	}	1234	}
1072	} else {	1235	} else {
1073	aio_unlink $filename;	1236	aio_unlink $filename;
1074	aio_unlink "$filename.pst";	1237	aio_unlink "$filename.pst";
1075	}	1238	}
1076	}	1239	};
1077	}	1240	}
1078		1241
1079	sub object_freezer_as_string {	1242	sub object_freezer_as_string {
1080	my ($rdata, $objs) = @_;	1243	my ($rdata, $objs) = @_;
1081		1244
…		…
1093	or return;	1256	or return;
1094		1257
1095	unless (aio_stat "$filename.pst") {	1258	unless (aio_stat "$filename.pst") {
1096	(aio_load "$filename.pst", $av) >= 0	1259	(aio_load "$filename.pst", $av) >= 0
1097	or return;	1260	or return;
		1261
1098	$av = eval { (Storable::thaw $av)->{objs} };	1262	my $st = eval { Coro::Storable::thaw $av };
		1263	$av = $st->{objs};
1099	}	1264	}
1100		1265
		1266	utf8::decode (my $decname = $filename);
1101	warn sprintf "loading %s (%d)\n",	1267	warn sprintf "loading %s (%d,%d)\n",
1102	$filename, length $data, scalar @{$av || []};	1268	$decname, length $data, scalar @{$av || []}
		1269	if $VERBOSE_IO;
		1270
1103	return ($data, $av);	1271	($data, $av)
1104	}	1272	}
1105		1273
1106	=head2 COMMAND CALLBACKS	1274	=head2 COMMAND CALLBACKS
1107		1275
1108	=over 4	1276	=over 4
…		…
1162	my ($name, $cb) = @_;	1330	my ($name, $cb) = @_;
1163		1331
1164	$EXTICMD{$name} = $cb;	1332	$EXTICMD{$name} = $cb;
1165	}	1333	}
1166		1334
		1335	use File::Glob ();
		1336
1167	cf::player->attach (	1337	cf::player->attach (
1168	on_command => sub {	1338	on_unknown_command => sub {
1169	my ($pl, $name, $params) = @_;	1339	my ($pl, $name, $params) = @_;
1170		1340
1171	my $cb = $COMMAND{$name}	1341	my $cb = $COMMAND{$name}
1172	or return;	1342	or return;
1173		1343
…		…
1186	my ($type, $reply, @payload) =	1356	my ($type, $reply, @payload) =
1187	"ARRAY" eq ref $msg	1357	"ARRAY" eq ref $msg
1188	? @$msg	1358	? @$msg
1189	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	1359	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1190		1360
		1361	my @reply;
		1362
1191	if (my $cb = $EXTCMD{$type}) {	1363	if (my $cb = $EXTCMD{$type}) {
1192	my @reply = $cb->($pl, @payload);	1364	@reply = $cb->($pl, @payload);
1193
1194	$pl->ext_reply ($reply, @reply)
1195	if $reply;
1196	}	1365	}
		1366
		1367	$pl->ext_reply ($reply, @reply)
		1368	if $reply;
		1369
1197	} else {	1370	} else {
1198	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1371	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1199	}	1372	}
1200		1373
1201	cf::override;	1374	cf::override;
1202	},	1375	},
1203	);	1376	);
		1377
		1378	# "readahead" all extensions
		1379	sub cache_extensions {
		1380	my $grp = IO::AIO::aio_group;
		1381
		1382	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1383	for (grep /\.ext$/, @{$_[0]}) {
		1384	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1385	}
		1386	};
		1387
		1388	$grp
		1389	}
1204		1390
1205	sub load_extensions {	1391	sub load_extensions {
1206	cf::sync_job {	1392	cf::sync_job {
1207	my %todo;	1393	my %todo;
1208		1394
…		…
1228		1414
1229	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1415	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1230	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1416	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1231		1417
1232	$ext{source} =	1418	$ext{source} =
1233	"package $pkg; use strict; use utf8;\n"	1419	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1234	. "#line 1 \"$path\"\n{\n"	1420	. "#line 1 \"$path\"\n{\n"
1235	. $source	1421	. $source
1236	. "\n};\n1";	1422	. "\n};\n1";
1237		1423
1238	$todo{$base} = \%ext;	1424	$todo{$base} = \%ext;
1239	}	1425	}
1240		1426
		1427	my $pass = 0;
1241	my %done;	1428	my %done;
1242	while (%todo) {	1429	while (%todo) {
1243	my $progress;	1430	my $progress;
1244		1431
		1432	++$pass;
		1433
		1434	ext:
1245	while (my ($k, $v) = each %todo) {	1435	while (my ($k, $v) = each %todo) {
1246	for (split /,\s*/, $v->{meta}{depends}) {	1436	for (split /,\s*/, $v->{meta}{depends}) {
1247	goto skip	1437	next ext
1248	unless exists $done{$_};	1438	unless exists $done{$_};
1249	}	1439	}
1250		1440
1251	warn "... loading '$k' into '$v->{pkg}'\n";	1441	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1252		1442
1253	unless (eval $v->{source}) {	1443	my $active = eval $v->{source};
		1444
		1445	if (length $@) {
1254	my $msg = $@ ? "$v->{path}: $@\n"	1446	warn "$v->{path}: $@\n";
1255	: "$v->{base}: extension inactive.\n";
1256		1447
		1448	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1257	if (exists $v->{meta}{mandatory}) {	1449	if exists $v->{meta}{mandatory};
1258	warn $msg;	1450
1259	warn "mandatory extension failed to load, exiting.\n";	1451	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1260	exit 1;	1452	delete $todo{$k};
1261	}	1453	} else {
1262		1454	$done{$k} = delete $todo{$k};
1263	warn $msg;	1455	push @EXTS, $v->{pkg};
		1456	$progress = 1;
		1457
		1458	warn "$v->{base}: extension inactive.\n"
		1459	unless $active;
1264	}	1460	}
1265
1266	$done{$k} = delete $todo{$k};
1267	push @EXTS, $v->{pkg};
1268	$progress = 1;
1269	}	1461	}
1270		1462
1271	skip:	1463	unless ($progress) {
1272	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1464	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1273	unless $progress;	1465
		1466	while (my ($k, $v) = each %todo) {
		1467	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1468	if exists $v->{meta}{mandatory};
		1469	}
		1470	}
1274	}	1471	}
1275	};	1472	};
1276	}	1473	}
1277		1474
1278	#############################################################################	1475	#############################################################################
1279		1476
1280	=back	1477	=back
1281		1478
1282	=head2 CORE EXTENSIONS	1479	=head2 CORE EXTENSIONS
1283		1480
1284	Functions and methods that extend core crossfire objects.	1481	Functions and methods that extend core deliantra objects.
1285		1482
1286	=cut	1483	=cut
1287		1484
1288	package cf::player;	1485	package cf::player;
1289		1486
1290	use Coro::AIO;	1487	use Coro::AIO;
1291		1488
1292	=head3 cf::player	1489	=head3 cf::player
1293		1490
1294	=over 4	1491	=over 4
		1492
		1493	=item cf::player::num_playing
		1494
		1495	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1496
		1497	=cut
		1498
		1499	sub num_playing {
		1500	scalar grep
		1501	$_->ob->map
		1502	&& !$_->hidden
		1503	&& !$_->ob->flag (cf::FLAG_WIZ),
		1504	cf::player::list
		1505	}
1295		1506
1296	=item cf::player::find $login	1507	=item cf::player::find $login
1297		1508
1298	Returns the given player object, loading it if necessary (might block).	1509	Returns the given player object, loading it if necessary (might block).
1299		1510
…		…
1318		1529
1319	sub exists($) {	1530	sub exists($) {
1320	my ($login) = @_;	1531	my ($login) = @_;
1321		1532
1322	$cf::PLAYER{$login}	1533	$cf::PLAYER{$login}
1323	or cf::sync_job { !aio_stat path $login }	1534	or !aio_stat path $login
1324	}	1535	}
1325		1536
1326	sub find($) {	1537	sub find($) {
1327	return $cf::PLAYER{$_[0]} || do {	1538	return $cf::PLAYER{$_[0]} || do {
1328	my $login = $_[0];	1539	my $login = $_[0];
…		…
1335	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1546	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1336	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1547	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1337	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1548	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1338	aio_unlink +(playerdir $login) . "/$login.pl";	1549	aio_unlink +(playerdir $login) . "/$login.pl";
1339		1550
1340	my $pl = load_pl path $login	1551	my $f = new_from_file cf::object::thawer path $login
1341	or return;	1552	or return;
		1553
		1554	my $pl = cf::player::load_pl $f
		1555	or return;
		1556
		1557	local $cf::PLAYER_LOADING{$login} = $pl;
		1558	$f->resolve_delayed_derefs;
1342	$cf::PLAYER{$login} = $pl	1559	$cf::PLAYER{$login} = $pl
1343	}	1560	}
1344	}	1561	}
1345	}	1562	}
		1563
		1564	cf::player->attach (
		1565	on_load => sub {
		1566	my ($pl, $path) = @_;
		1567
		1568	# restore slots saved in save, below
		1569	my $slots = delete $pl->{_slots};
		1570
		1571	$pl->ob->current_weapon ($slots->[0]);
		1572	$pl->combat_ob ($slots->[1]);
		1573	$pl->ranged_ob ($slots->[2]);
		1574	},
		1575	);
1346		1576
1347	sub save($) {	1577	sub save($) {
1348	my ($pl) = @_;	1578	my ($pl) = @_;
1349		1579
1350	return if $pl->{deny_save};	1580	return if $pl->{deny_save};
…		…
1355	return if $pl->{deny_save};	1585	return if $pl->{deny_save};
1356		1586
1357	aio_mkdir playerdir $pl, 0770;	1587	aio_mkdir playerdir $pl, 0770;
1358	$pl->{last_save} = $cf::RUNTIME;	1588	$pl->{last_save} = $cf::RUNTIME;
1359		1589
		1590	cf::get_slot 0.01;
		1591
		1592	# save slots, to be restored later
		1593	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
		1594
1360	$pl->save_pl ($path);	1595	$pl->save_pl ($path);
1361	Coro::cede;	1596	cf::cede_to_tick;
1362	}	1597	}
1363		1598
1364	sub new($) {	1599	sub new($) {
1365	my ($login) = @_;	1600	my ($login) = @_;
1366		1601
…		…
1372	$cf::PLAYER{$login} = $self;	1607	$cf::PLAYER{$login} = $self;
1373		1608
1374	$self	1609	$self
1375	}	1610	}
1376		1611
		1612	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1613
		1614	=cut
		1615
		1616	sub send_msg {
		1617	my $ns = shift->ns
		1618	or return;
		1619	$ns->send_msg (@_);
		1620	}
		1621
1377	=item $pl->quit_character	1622	=item $pl->quit_character
1378		1623
1379	Nukes the player without looking back. If logged in, the connection will	1624	Nukes the player without looking back. If logged in, the connection will
1380	be destroyed. May block for a long time.	1625	be destroyed. May block for a long time.
1381		1626
…		…
1385	my ($pl) = @_;	1630	my ($pl) = @_;
1386		1631
1387	my $name = $pl->ob->name;	1632	my $name = $pl->ob->name;
1388		1633
1389	$pl->{deny_save} = 1;	1634	$pl->{deny_save} = 1;
1390	$pl->password ("*"); # this should lock out the player until we nuked the dir	1635	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1391		1636
1392	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1637	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1393	$pl->deactivate;	1638	$pl->deactivate;
		1639	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1640	$pl->ob->check_score;
1394	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1641	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1395	$pl->ns->destroy if $pl->ns;	1642	$pl->ns->destroy if $pl->ns;
1396		1643
1397	my $path = playerdir $pl;	1644	my $path = playerdir $pl;
1398	my $temp = "$path~$cf::RUNTIME~deleting~";	1645	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1434	or return [];	1681	or return [];
1435		1682
1436	my @logins;	1683	my @logins;
1437		1684
1438	for my $login (@$dirs) {	1685	for my $login (@$dirs) {
		1686	my $path = path $login;
		1687
		1688	# a .pst is a dead give-away for a valid player
		1689	# if no pst file found, open and chekc for blocked users
		1690	if (aio_stat "$path.pst") {
1439	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1691	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1440	aio_read $fh, 0, 512, my $buf, 0 or next;	1692	aio_read $fh, 0, 512, my $buf, 0 or next;
1441	$buf !~ /^password -------------$/m or next; # official not-valid tag	1693	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1694	}
1442		1695
1443	utf8::decode $login;	1696	utf8::decode $login;
1444	push @logins, $login;	1697	push @logins, $login;
1445	}	1698	}
1446		1699
1447	\@logins	1700	\@logins
1448	}	1701	}
1449		1702
1450	=item $player->maps	1703	=item $player->maps
		1704
		1705	=item cf::player::maps $login
1451		1706
1452	Returns an arrayref of map paths that are private for this	1707	Returns an arrayref of map paths that are private for this
1453	player. May block.	1708	player. May block.
1454		1709
1455	=cut	1710	=cut
…		…
1473	}	1728	}
1474		1729
1475	\@paths	1730	\@paths
1476	}	1731	}
1477		1732
1478	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1733	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1479		1734
1480	Expand crossfire pod fragments into protocol xml.	1735	Expand deliantra pod fragments into protocol xml.
1481
1482	=cut
1483
1484	sub expand_cfpod {
1485	((my $self), (local $_)) = @_;
1486
1487	# escape & and <
1488	s/&/&amp;/g;
1489	s/(?<![BIUGH])</&lt;/g;
1490
1491	# this is buggy, it needs to properly take care of nested <'s
1492
1493	1 while
1494	# replace B<>, I<>, U<> etc.
1495	s/B<([^\>]*)>/<b>$1<\/b>/
1496	|| s/I<([^\>]*)>/<i>$1<\/i>/
1497	|| s/U<([^\>]*)>/<u>$1<\/u>/
1498	# replace G<male|female> tags
1499	|| s{G<([^>|]*)\|([^>]*)>}{
1500	$self->gender ? $2 : $1
1501	}ge
1502	# replace H<hint text>
1503	|| s{H<([^\>]*)>}
1504	{
1505	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1506	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1507	"")
1508	[$self->{hintmode}]
1509	}ge;
1510
1511	# create single paragraphs (very hackish)
1512	s/(?<=\S)\n(?=\w)/ /g;
1513
1514	# compress some whitespace
1515	s/\s+\n/\n/g; # ws line-ends
1516	s/\n\n+/\n/g; # double lines
1517	s/^\n+//; # beginning lines
1518	s/\n+$//; # ending lines
1519
1520	$_
1521	}
1522
1523	sub hintmode {
1524	$_[0]{hintmode} = $_[1] if @_ > 1;
1525	$_[0]{hintmode}
1526	}
1527		1736
1528	=item $player->ext_reply ($msgid, @msg)	1737	=item $player->ext_reply ($msgid, @msg)
1529		1738
1530	Sends an ext reply to the player.	1739	Sends an ext reply to the player.
1531		1740
1532	=cut	1741	=cut
1533		1742
1534	sub ext_reply($$@) {	1743	sub ext_reply($$@) {
1535	my ($self, $id, @msg) = @_;	1744	my ($self, $id, @msg) = @_;
1536		1745
1537	if ($self->ns->extcmd == 2) {	1746	$self->ns->ext_reply ($id, @msg)
1538	$self->send ("ext " . $self->ns->{json_coder}->encode (["reply-$id", @msg]));
1539	} elsif ($self->ns->extcmd == 1) {
1540	#TODO: version 1, remove
1541	unshift @msg, msgtype => "reply", msgid => $id;
1542	$self->send ("ext " . $self->ns->{json_coder}->encode ({@msg}));
1543	}
1544	}	1747	}
1545		1748
1546	=item $player->ext_msg ($type, @msg)	1749	=item $player->ext_msg ($type, @msg)
1547		1750
1548	Sends an ext event to the client.	1751	Sends an ext event to the client.
…		…
1569		1772
1570	=cut	1773	=cut
1571		1774
1572	sub find_by_path($) {	1775	sub find_by_path($) {
1573	my ($path) = @_;	1776	my ($path) = @_;
		1777
		1778	$path =~ s/^~[^\/]*//; # skip ~login
1574		1779
1575	my ($match, $specificity);	1780	my ($match, $specificity);
1576		1781
1577	for my $region (list) {	1782	for my $region (list) {
1578	if ($region->{match} && $path =~ $region->{match}) {	1783	if ($region->{match} && $path =~ $region->{match}) {
…		…
1604	our $MAX_RESET = 3600;	1809	our $MAX_RESET = 3600;
1605	our $DEFAULT_RESET = 3000;	1810	our $DEFAULT_RESET = 3000;
1606		1811
1607	sub generate_random_map {	1812	sub generate_random_map {
1608	my ($self, $rmp) = @_;	1813	my ($self, $rmp) = @_;
		1814
		1815	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1816
1609	# mit "rum" bekleckern, nicht	1817	# mit "rum" bekleckern, nicht
1610	$self->_create_random_map (	1818	$self->_create_random_map (
1611	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1819	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1612	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1820	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1613	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1821	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1614	$rmp->{exit_on_final_map},	1822	$rmp->{exit_on_final_map},
1615	$rmp->{xsize}, $rmp->{ysize},	1823	$rmp->{xsize}, $rmp->{ysize},
1616	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1824	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1617	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1825	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1639		1847
1640	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1848	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1641	}	1849	}
1642		1850
1643	# also paths starting with '/'	1851	# also paths starting with '/'
1644	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1852	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1645		1853
1646	sub thawer_merge {	1854	sub thawer_merge {
1647	my ($self, $merge) = @_;	1855	my ($self, $merge) = @_;
1648		1856
1649	# we have to keep some variables in memory intact	1857	# we have to keep some variables in memory intact
…		…
1735		1943
1736	# the temporary/swap location	1944	# the temporary/swap location
1737	sub save_path {	1945	sub save_path {
1738	my ($self) = @_;	1946	my ($self) = @_;
1739		1947
1740	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1948	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1741	"$TMPDIR/$path.map"	1949	"$TMPDIR/$path.map"
1742	}	1950	}
1743		1951
1744	# the unique path, undef == no special unique path	1952	# the unique path, undef == no special unique path
1745	sub uniq_path {	1953	sub uniq_path {
1746	my ($self) = @_;	1954	my ($self) = @_;
1747		1955
1748	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1956	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1749	"$UNIQUEDIR/$path"	1957	"$UNIQUEDIR/$path"
1750	}
1751
1752	# and all this just because we cannot iterate over
1753	# all maps in C++...
1754	sub change_all_map_light {
1755	my ($change) = @_;
1756
1757	$_->change_map_light ($change)
1758	for grep $_->outdoor, values %cf::MAP;
1759	}	1958	}
1760		1959
1761	sub decay_objects {	1960	sub decay_objects {
1762	my ($self) = @_;	1961	my ($self) = @_;
1763		1962
…		…
1776		1975
1777	sub load_header_from($) {	1976	sub load_header_from($) {
1778	my ($self, $path) = @_;	1977	my ($self, $path) = @_;
1779		1978
1780	utf8::encode $path;	1979	utf8::encode $path;
1781	#aio_open $path, O_RDONLY, 0	1980	my $f = new_from_file cf::object::thawer $path
1782	# or return;
1783
1784	$self->_load_header ($path)
1785	or return;	1981	or return;
		1982
		1983	$self->_load_header ($f)
		1984	or return;
		1985
		1986	local $MAP_LOADING{$self->{path}} = $self;
		1987	$f->resolve_delayed_derefs;
1786		1988
1787	$self->{load_path} = $path;	1989	$self->{load_path} = $path;
1788		1990
1789	1	1991	1
1790	}	1992	}
…		…
1844	sub find {	2046	sub find {
1845	my ($path, $origin) = @_;	2047	my ($path, $origin) = @_;
1846		2048
1847	$path = normalise $path, $origin && $origin->path;	2049	$path = normalise $path, $origin && $origin->path;
1848		2050
		2051	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1849	cf::lock_wait "map_find:$path";	2052	my $guard2 = cf::lock_acquire "map_find:$path";
1850		2053
1851	$cf::MAP{$path} || do {	2054	$cf::MAP{$path} || do {
1852	my $guard = cf::lock_acquire "map_find:$path";
1853	my $map = new_from_path cf::map $path	2055	my $map = new_from_path cf::map $path
1854	or return;	2056	or return;
1855		2057
1856	$map->{last_save} = $cf::RUNTIME;	2058	$map->{last_save} = $cf::RUNTIME;
1857		2059
…		…
1859	or return;	2061	or return;
1860		2062
1861	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2063	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1862	# doing this can freeze the server in a sync job, obviously	2064	# doing this can freeze the server in a sync job, obviously
1863	#$cf::WAIT_FOR_TICK->wait;	2065	#$cf::WAIT_FOR_TICK->wait;
		2066	undef $guard2;
		2067	undef $guard1;
1864	$map->reset;	2068	$map->reset;
1865	undef $guard;
1866	return find $path;	2069	return find $path;
1867	}	2070	}
1868		2071
1869	$cf::MAP{$path} = $map	2072	$cf::MAP{$path} = $map
1870	}	2073	}
1871	}	2074	}
1872		2075
1873	sub pre_load { }	2076	sub pre_load { }
1874	sub post_load { }	2077	#sub post_load { } # XS
1875		2078
1876	sub load {	2079	sub load {
1877	my ($self) = @_;	2080	my ($self) = @_;
1878		2081
1879	local $self->{deny_reset} = 1; # loading can take a long time	2082	local $self->{deny_reset} = 1; # loading can take a long time
1880		2083
1881	my $path = $self->{path};	2084	my $path = $self->{path};
1882		2085
1883	{	2086	{
1884	my $guard = cf::lock_acquire "map_load:$path";	2087	my $guard = cf::lock_acquire "map_data:$path";
1885		2088
		2089	return unless $self->valid;
1886	return if $self->in_memory != cf::MAP_SWAPPED;	2090	return unless $self->in_memory == cf::MAP_SWAPPED;
1887		2091
1888	$self->in_memory (cf::MAP_LOADING);	2092	$self->in_memory (cf::MAP_LOADING);
1889		2093
1890	$self->alloc;	2094	$self->alloc;
1891		2095
1892	$self->pre_load;	2096	$self->pre_load;
1893	Coro::cede;	2097	cf::cede_to_tick;
1894		2098
		2099	my $f = new_from_file cf::object::thawer $self->{load_path};
		2100	$f->skip_block;
1895	$self->_load_objects ($self->{load_path}, 1)	2101	$self->_load_objects ($f)
1896	or return;	2102	or return;
1897		2103
1898	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2104	$self->post_load_original
1899	if delete $self->{load_original};	2105	if delete $self->{load_original};
1900		2106
1901	if (my $uniq = $self->uniq_path) {	2107	if (my $uniq = $self->uniq_path) {
1902	utf8::encode $uniq;	2108	utf8::encode $uniq;
1903	if (aio_open $uniq, O_RDONLY, 0) {	2109	unless (aio_stat $uniq) {
		2110	if (my $f = new_from_file cf::object::thawer $uniq) {
1904	$self->clear_unique_items;	2111	$self->clear_unique_items;
1905	$self->_load_objects ($uniq, 0);	2112	$self->_load_objects ($f);
		2113	$f->resolve_delayed_derefs;
		2114	}
1906	}	2115	}
1907	}	2116	}
1908		2117
1909	Coro::cede;	2118	$f->resolve_delayed_derefs;
		2119
		2120	cf::cede_to_tick;
1910	# now do the right thing for maps	2121	# now do the right thing for maps
1911	$self->link_multipart_objects;	2122	$self->link_multipart_objects;
1912	$self->difficulty ($self->estimate_difficulty)	2123	$self->difficulty ($self->estimate_difficulty)
1913	unless $self->difficulty;	2124	unless $self->difficulty;
1914	Coro::cede;	2125	cf::cede_to_tick;
1915		2126
1916	unless ($self->{deny_activate}) {	2127	unless ($self->{deny_activate}) {
1917	$self->decay_objects;	2128	$self->decay_objects;
1918	$self->fix_auto_apply;	2129	$self->fix_auto_apply;
1919	$self->update_buttons;	2130	$self->update_buttons;
1920	Coro::cede;	2131	cf::cede_to_tick;
1921	$self->set_darkness_map;
1922	Coro::cede;
1923	$self->activate;	2132	$self->activate;
1924	}	2133	}
1925		2134
1926	$self->{last_save} = $cf::RUNTIME;	2135	$self->{last_save} = $cf::RUNTIME;
1927	$self->last_access ($cf::RUNTIME);	2136	$self->last_access ($cf::RUNTIME);
1928		2137
1929	$self->in_memory (cf::MAP_IN_MEMORY);	2138	$self->in_memory (cf::MAP_ACTIVE);
1930	}	2139	}
1931		2140
1932	$self->post_load;	2141	$self->post_load;
1933	}	2142	}
1934		2143
		2144	# customize the map for a given player, i.e.
		2145	# return the _real_ map. used by e.g. per-player
		2146	# maps to change the path to ~playername/mappath
1935	sub customise_for {	2147	sub customise_for {
1936	my ($self, $ob) = @_;	2148	my ($self, $ob) = @_;
1937		2149
1938	return find "~" . $ob->name . "/" . $self->{path}	2150	return find "~" . $ob->name . "/" . $self->{path}
1939	if $self->per_player;	2151	if $self->per_player;
…		…
1943		2155
1944	$self	2156	$self
1945	}	2157	}
1946		2158
1947	# find and load all maps in the 3x3 area around a map	2159	# find and load all maps in the 3x3 area around a map
1948	sub load_diag {	2160	sub load_neighbours {
1949	my ($map) = @_;	2161	my ($map) = @_;
1950		2162
1951	my @diag; # diagonal neighbours	2163	my @neigh; # diagonal neighbours
1952		2164
1953	for (0 .. 3) {	2165	for (0 .. 3) {
1954	my $neigh = $map->tile_path ($_)	2166	my $neigh = $map->tile_path ($_)
1955	or next;	2167	or next;
1956	$neigh = find $neigh, $map	2168	$neigh = find $neigh, $map
1957	or next;	2169	or next;
1958	$neigh->load;	2170	$neigh->load;
1959		2171
		2172	# now find the diagonal neighbours
		2173	push @neigh,
1960	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2174	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1961	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2175	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1962	}	2176	}
1963		2177
1964	for (@diag) {	2178	for (grep defined $_->[0], @neigh) {
		2179	my ($path, $origin) = @$_;
1965	my $neigh = find @$_	2180	my $neigh = find $path, $origin
1966	or next;	2181	or next;
1967	$neigh->load;	2182	$neigh->load;
1968	}	2183	}
1969	}	2184	}
1970		2185
…		…
1975	}	2190	}
1976		2191
1977	sub do_load_sync {	2192	sub do_load_sync {
1978	my ($map) = @_;	2193	my ($map) = @_;
1979		2194
		2195	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2196	if $Coro::current == $Coro::main;
		2197
1980	cf::sync_job { $map->load };	2198	cf::sync_job { $map->load };
1981	}	2199	}
1982		2200
1983	our %MAP_PREFETCH;	2201	our %MAP_PREFETCH;
1984	our $MAP_PREFETCHER = undef;	2202	our $MAP_PREFETCHER = undef;
1985		2203
1986	sub find_async {	2204	sub find_async {
1987	my ($path, $origin) = @_;	2205	my ($path, $origin, $load) = @_;
1988		2206
1989	$path = normalise $path, $origin && $origin->{path};	2207	$path = normalise $path, $origin && $origin->{path};
1990		2208
1991	if (my $map = $cf::MAP{$path}) {	2209	if (my $map = $cf::MAP{$path}) {
1992	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2210	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1993	}	2211	}
1994		2212
1995	undef $MAP_PREFETCH{$path};	2213	$MAP_PREFETCH{$path} |= $load;
		2214
1996	$MAP_PREFETCHER ||= cf::async {	2215	$MAP_PREFETCHER ||= cf::async {
		2216	$Coro::current->{desc} = "map prefetcher";
		2217
1997	while (%MAP_PREFETCH) {	2218	while (%MAP_PREFETCH) {
1998	for my $path (keys %MAP_PREFETCH) {	2219	while (my ($k, $v) = each %MAP_PREFETCH) {
1999	if (my $map = find $path) {	2220	if (my $map = find $k) {
2000	$map->load;	2221	$map->load if $v;
2001	}	2222	}
2002		2223
2003	delete $MAP_PREFETCH{$path};	2224	delete $MAP_PREFETCH{$k};
2004	}	2225	}
2005	}	2226	}
2006	undef $MAP_PREFETCHER;	2227	undef $MAP_PREFETCHER;
2007	};	2228	};
2008	$MAP_PREFETCHER->prio (6);	2229	$MAP_PREFETCHER->prio (6);
2009		2230
2010	()	2231	()
2011	}	2232	}
2012		2233
		2234	# common code, used by both ->save and ->swapout
2013	sub save {	2235	sub _save {
2014	my ($self) = @_;	2236	my ($self) = @_;
2015
2016	my $lock = cf::lock_acquire "map_data:" . $self->path;
2017		2237
2018	$self->{last_save} = $cf::RUNTIME;	2238	$self->{last_save} = $cf::RUNTIME;
2019		2239
2020	return unless $self->dirty;	2240	return unless $self->dirty;
2021		2241
…		…
2027	return if $self->{deny_save};	2247	return if $self->{deny_save};
2028		2248
2029	local $self->{last_access} = $self->last_access;#d#	2249	local $self->{last_access} = $self->last_access;#d#
2030		2250
2031	cf::async {	2251	cf::async {
		2252	$Coro::current->{desc} = "map player save";
2032	$_->contr->save for $self->players;	2253	$_->contr->save for $self->players;
2033	};	2254	};
		2255
		2256	cf::get_slot 0.02;
2034		2257
2035	if ($uniq) {	2258	if ($uniq) {
2036	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2259	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2037	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2260	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2038	} else {	2261	} else {
2039	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2262	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2040	}	2263	}
2041	}	2264	}
2042		2265
		2266	sub save {
		2267	my ($self) = @_;
		2268
		2269	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2270
		2271	$self->_save;
		2272	}
		2273
2043	sub swap_out {	2274	sub swap_out {
2044	my ($self) = @_;	2275	my ($self) = @_;
2045		2276
2046	# save first because save cedes
2047	$self->save;
2048
2049	my $lock = cf::lock_acquire "map_data:" . $self->path;	2277	my $lock = cf::lock_acquire "map_data:$self->{path}";
2050		2278
		2279	return if $self->in_memory != cf::MAP_ACTIVE;
		2280	return if $self->{deny_save};
2051	return if $self->players;	2281	return if $self->players;
2052	return if $self->in_memory != cf::MAP_IN_MEMORY;
2053	return if $self->{deny_save};
2054		2282
		2283	# first deactivate the map and "unlink" it from the core
		2284	$self->deactivate;
		2285	$_->clear_links_to ($self) for values %cf::MAP;
		2286	$self->in_memory (cf::MAP_SWAPPED);
		2287
		2288	# then atomically save
		2289	$self->_save;
		2290
		2291	# then free the map
2055	$self->clear;	2292	$self->clear;
2056	$self->in_memory (cf::MAP_SWAPPED);
2057	}	2293	}
2058		2294
2059	sub reset_at {	2295	sub reset_at {
2060	my ($self) = @_;	2296	my ($self) = @_;
2061		2297
…		…
2079		2315
2080	my $lock = cf::lock_acquire "map_data:$self->{path}";	2316	my $lock = cf::lock_acquire "map_data:$self->{path}";
2081		2317
2082	return if $self->players;	2318	return if $self->players;
2083		2319
2084	warn "resetting map ", $self->path;	2320	warn "resetting map ", $self->path, "\n";
2085		2321
2086	$self->in_memory (cf::MAP_SWAPPED);	2322	$self->in_memory (cf::MAP_SWAPPED);
2087		2323
2088	# need to save uniques path	2324	# need to save uniques path
2089	unless ($self->{deny_save}) {	2325	unless ($self->{deny_save}) {
…		…
2093	if $uniq;	2329	if $uniq;
2094	}	2330	}
2095		2331
2096	delete $cf::MAP{$self->path};	2332	delete $cf::MAP{$self->path};
2097		2333
		2334	$self->deactivate;
		2335	$_->clear_links_to ($self) for values %cf::MAP;
2098	$self->clear;	2336	$self->clear;
2099
2100	$_->clear_links_to ($self) for values %cf::MAP;
2101		2337
2102	$self->unlink_save;	2338	$self->unlink_save;
2103	$self->destroy;	2339	$self->destroy;
2104	}	2340	}
2105		2341
2106	my $nuke_counter = "aaaa";	2342	my $nuke_counter = "aaaa";
2107		2343
2108	sub nuke {	2344	sub nuke {
2109	my ($self) = @_;	2345	my ($self) = @_;
2110		2346
		2347	{
		2348	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2349
2111	delete $cf::MAP{$self->path};	2350	delete $cf::MAP{$self->path};
2112		2351
2113	$self->unlink_save;	2352	$self->unlink_save;
2114		2353
2115	bless $self, "cf::map";	2354	bless $self, "cf::map::wrap";
2116	delete $self->{deny_reset};	2355	delete $self->{deny_reset};
2117	$self->{deny_save} = 1;	2356	$self->{deny_save} = 1;
2118	$self->reset_timeout (1);	2357	$self->reset_timeout (1);
2119	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2358	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2120		2359
2121	$cf::MAP{$self->path} = $self;	2360	$cf::MAP{$self->path} = $self;
		2361	}
2122		2362
2123	$self->reset; # polite request, might not happen	2363	$self->reset; # polite request, might not happen
2124	}	2364	}
2125		2365
2126	=item $maps = cf::map::tmp_maps	2366	=item $maps = cf::map::tmp_maps
…		…
2168		2408
2169	sub unique_maps() {	2409	sub unique_maps() {
2170	[	2410	[
2171	map {	2411	map {
2172	utf8::decode $_;	2412	utf8::decode $_;
2173	/\.map$/	2413	s/\.map$//; # TODO future compatibility hack
		2414	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2415	? ()
2174	? normalise $_	2416	: normalise $_
2175	: ()
2176	} @{ aio_readdir $UNIQUEDIR or [] }	2417	} @{ aio_readdir $UNIQUEDIR or [] }
2177	]	2418	]
2178	}	2419	}
2179		2420
2180	package cf;	2421	=item cf::map::static_maps
		2422
		2423	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2424	file in the shared directory excluding F</styles> and F</editor>). May
		2425	block.
		2426
		2427	=cut
		2428
		2429	sub static_maps() {
		2430	my @dirs = "";
		2431	my @maps;
		2432
		2433	while (@dirs) {
		2434	my $dir = shift @dirs;
		2435
		2436	next if $dir eq "/styles" || $dir eq "/editor";
		2437
		2438	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2439	or return;
		2440
		2441	for (@$files) {
		2442	s/\.map$// or next;
		2443	utf8::decode $_;
		2444	push @maps, "$dir/$_";
		2445	}
		2446
		2447	push @dirs, map "$dir/$_", @$dirs;
		2448	}
		2449
		2450	\@maps
		2451	}
2181		2452
2182	=back	2453	=back
2183		2454
2184	=head3 cf::object	2455	=head3 cf::object
2185		2456
…		…
2189		2460
2190	=over 4	2461	=over 4
2191		2462
2192	=item $ob->inv_recursive	2463	=item $ob->inv_recursive
2193		2464
2194	Returns the inventory of the object _and_ their inventories, recursively.	2465	Returns the inventory of the object I<and> their inventories, recursively,
		2466	but I<not> the object itself.
2195		2467
2196	=cut	2468	=cut
2197		2469
2198	sub inv_recursive_;	2470	sub inv_recursive_;
2199	sub inv_recursive_ {	2471	sub inv_recursive_ {
…		…
2202		2474
2203	sub inv_recursive {	2475	sub inv_recursive {
2204	inv_recursive_ inv $_[0]	2476	inv_recursive_ inv $_[0]
2205	}	2477	}
2206		2478
		2479	=item $ref = $ob->ref
		2480
		2481	Creates and returns a persistent reference to an object that can be stored as a string.
		2482
		2483	=item $ob = cf::object::deref ($refstring)
		2484
		2485	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2486	even if the object actually exists. May block.
		2487
		2488	=cut
		2489
		2490	sub deref {
		2491	my ($ref) = @_;
		2492
		2493	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2494	my ($uuid, $name) = ($1, $2);
		2495	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2496	or return;
		2497	$pl->ob->uuid eq $uuid
		2498	or return;
		2499
		2500	$pl->ob
		2501	} else {
		2502	warn "$ref: cannot resolve object reference\n";
		2503	undef
		2504	}
		2505	}
		2506
2207	package cf;	2507	package cf;
2208		2508
2209	=back	2509	=back
2210		2510
2211	=head3 cf::object::player	2511	=head3 cf::object::player
…		…
2217	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2517	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2218	can be C<undef>. Does the right thing when the player is currently in a	2518	can be C<undef>. Does the right thing when the player is currently in a
2219	dialogue with the given NPC character.	2519	dialogue with the given NPC character.
2220		2520
2221	=cut	2521	=cut
		2522
		2523	our $SAY_CHANNEL = {
		2524	id => "say",
		2525	title => "Map",
		2526	reply => "say ",
		2527	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2528	};
		2529
		2530	our $CHAT_CHANNEL = {
		2531	id => "chat",
		2532	title => "Chat",
		2533	reply => "chat ",
		2534	tooltip => "Player chat and shouts, global to the server.",
		2535	};
2222		2536
2223	# rough implementation of a future "reply" method that works	2537	# rough implementation of a future "reply" method that works
2224	# with dialog boxes.	2538	# with dialog boxes.
2225	#TODO: the first argument must go, split into a $npc->reply_to ( method	2539	#TODO: the first argument must go, split into a $npc->reply_to ( method
2226	sub cf::object::player::reply($$$;$) {	2540	sub cf::object::player::reply($$$;$) {
…		…
2238	my $dialog = $pl->{npc_dialog};	2552	my $dialog = $pl->{npc_dialog};
2239	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2553	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2240		2554
2241	} else {	2555	} else {
2242	$msg = $npc->name . " says: $msg" if $npc;	2556	$msg = $npc->name . " says: $msg" if $npc;
2243	$self->message ($msg, $flags);	2557	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2244	}	2558	}
2245	}	2559	}
		2560	}
		2561
		2562	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2563
		2564	=cut
		2565
		2566	sub cf::object::send_msg {
		2567	my $pl = shift->contr
		2568	or return;
		2569	$pl->send_msg (@_);
2246	}	2570	}
2247		2571
2248	=item $player_object->may ("access")	2572	=item $player_object->may ("access")
2249		2573
2250	Returns wether the given player is authorized to access resource "access"	2574	Returns wether the given player is authorized to access resource "access"
…		…
2263		2587
2264	=item $player_object->enter_link	2588	=item $player_object->enter_link
2265		2589
2266	Freezes the player and moves him/her to a special map (C<{link}>).	2590	Freezes the player and moves him/her to a special map (C<{link}>).
2267		2591
2268	The player should be reasonably safe there for short amounts of time. You	2592	The player should be reasonably safe there for short amounts of time (e.g.
2269	I<MUST> call C<leave_link> as soon as possible, though.	2593	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2594	though, as the player cannot control the character while it is on the link
		2595	map.
2270		2596
2271	Will never block.	2597	Will never block.
2272		2598
2273	=item $player_object->leave_link ($map, $x, $y)	2599	=item $player_object->leave_link ($map, $x, $y)
2274		2600
…		…
2294	sub cf::object::player::enter_link {	2620	sub cf::object::player::enter_link {
2295	my ($self) = @_;	2621	my ($self) = @_;
2296		2622
2297	$self->deactivate_recursive;	2623	$self->deactivate_recursive;
2298		2624
		2625	++$self->{_link_recursion};
		2626
2299	return if UNIVERSAL::isa $self->map, "ext::map_link";	2627	return if UNIVERSAL::isa $self->map, "ext::map_link";
2300		2628
2301	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2629	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2302	if $self->map && $self->map->{path} ne "{link}";	2630	if $self->map && $self->map->{path} ne "{link}";
2303		2631
2304	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2632	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2305	}	2633	}
2306		2634
2307	sub cf::object::player::leave_link {	2635	sub cf::object::player::leave_link {
2308	my ($self, $map, $x, $y) = @_;	2636	my ($self, $map, $x, $y) = @_;
2309		2637
…		…
2326	($x, $y) = (-1, -1)	2654	($x, $y) = (-1, -1)
2327	unless (defined $x) && (defined $y);	2655	unless (defined $x) && (defined $y);
2328		2656
2329	# use -1 or undef as default coordinates, not 0, 0	2657	# use -1 or undef as default coordinates, not 0, 0
2330	($x, $y) = ($map->enter_x, $map->enter_y)	2658	($x, $y) = ($map->enter_x, $map->enter_y)
2331	if $x <=0 && $y <= 0;	2659	if $x <= 0 && $y <= 0;
2332		2660
2333	$map->load;	2661	$map->load;
2334	$map->load_diag;	2662	$map->load_neighbours;
2335		2663
2336	return unless $self->contr->active;	2664	return unless $self->contr->active;
2337	$self->activate_recursive;
2338		2665
2339	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2666	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2340	$self->enter_map ($map, $x, $y);	2667	if ($self->enter_map ($map, $x, $y)) {
2341	}	2668	# entering was successful
		2669	delete $self->{_link_recursion};
		2670	# only activate afterwards, to support waiting in hooks
		2671	$self->activate_recursive;
		2672	}
2342		2673
		2674	}
		2675
2343	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2676	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2344		2677
2345	Moves the player to the given map-path and coordinates by first freezing	2678	Moves the player to the given map-path and coordinates by first freezing
2346	her, loading and preparing them map, calling the provided $check callback	2679	her, loading and preparing them map, calling the provided $check callback
2347	that has to return the map if sucecssful, and then unfreezes the player on	2680	that has to return the map if sucecssful, and then unfreezes the player on
2348	the new (success) or old (failed) map position. In either case, $done will	2681	the new (success) or old (failed) map position. In either case, $done will
2349	be called at the end of this process.	2682	be called at the end of this process.
2350		2683
		2684	Note that $check will be called with a potentially non-loaded map, so if
		2685	it needs a loaded map it has to call C<< ->load >>.
		2686
2351	=cut	2687	=cut
2352		2688
2353	our $GOTOGEN;	2689	our $GOTOGEN;
2354		2690
2355	sub cf::object::player::goto {	2691	sub cf::object::player::goto {
2356	my ($self, $path, $x, $y, $check, $done) = @_;	2692	my ($self, $path, $x, $y, $check, $done) = @_;
2357		2693
		2694	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2695	warn "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2696	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2697	($path, $x, $y) = @$EMERGENCY_POSITION;
		2698	}
		2699
2358	# do generation counting so two concurrent goto's will be executed in-order	2700	# do generation counting so two concurrent goto's will be executed in-order
2359	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2701	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2360		2702
2361	$self->enter_link;	2703	$self->enter_link;
2362		2704
2363	(async {	2705	(async {
		2706	$Coro::current->{desc} = "player::goto $path $x $y";
		2707
		2708	# *tag paths override both path and x|y
		2709	if ($path =~ /^\*(.*)$/) {
		2710	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2711	my $ob = $obs[rand @obs];
		2712
		2713	# see if we actually can go there
		2714	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2715	$ob = $obs[rand @obs];
		2716	} else {
		2717	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2718	}
		2719	# else put us there anyways for now #d#
		2720
		2721	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2722	} else {
		2723	($path, $x, $y) = (undef, undef, undef);
		2724	}
		2725	}
		2726
2364	my $map = eval {	2727	my $map = eval {
2365	my $map = cf::map::find $path;	2728	my $map = defined $path ? cf::map::find $path : undef;
2366		2729
2367	if ($map) {	2730	if ($map) {
2368	$map = $map->customise_for ($self);	2731	$map = $map->customise_for ($self);
2369	$map = $check->($map) if $check && $map;	2732	$map = $check->($map, $x, $y, $self) if $check && $map;
2370	} else {	2733	} else {
2371	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2734	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2372	}	2735	}
2373		2736
2374	$map	2737	$map
2375	};	2738	};
2376		2739
…		…
2382	if ($gen == $self->{_goto_generation}) {	2745	if ($gen == $self->{_goto_generation}) {
2383	delete $self->{_goto_generation};	2746	delete $self->{_goto_generation};
2384	$self->leave_link ($map, $x, $y);	2747	$self->leave_link ($map, $x, $y);
2385	}	2748	}
2386		2749
2387	$done->() if $done;	2750	$done->($self) if $done;
2388	})->prio (1);	2751	})->prio (1);
2389	}	2752	}
2390		2753
2391	=item $player_object->enter_exit ($exit_object)	2754	=item $player_object->enter_exit ($exit_object)
2392		2755
…		…
2412	}	2775	}
2413		2776
2414	sub prepare_random_map {	2777	sub prepare_random_map {
2415	my ($exit) = @_;	2778	my ($exit) = @_;
2416		2779
2417	my $guard = cf::lock_acquire "exit_prepare:$exit";
2418
2419	# all this does is basically replace the /! path by	2780	# all this does is basically replace the /! path by
2420	# a new random map path (?random/...) with a seed	2781	# a new random map path (?random/...) with a seed
2421	# that depends on the exit object	2782	# that depends on the exit object
2422		2783
2423	my $rmp = parse_random_map_params $exit->msg;	2784	my $rmp = parse_random_map_params $exit->msg;
…		…
2425	if ($exit->map) {	2786	if ($exit->map) {
2426	$rmp->{region} = $exit->region->name;	2787	$rmp->{region} = $exit->region->name;
2427	$rmp->{origin_map} = $exit->map->path;	2788	$rmp->{origin_map} = $exit->map->path;
2428	$rmp->{origin_x} = $exit->x;	2789	$rmp->{origin_x} = $exit->x;
2429	$rmp->{origin_y} = $exit->y;	2790	$rmp->{origin_y} = $exit->y;
		2791
		2792	$exit->map->touch;
2430	}	2793	}
2431		2794
2432	$rmp->{random_seed} ||= $exit->random_seed;	2795	$rmp->{random_seed} ||= $exit->random_seed;
2433		2796
2434	my $data = cf::to_json $rmp;	2797	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2435	my $md5 = Digest::MD5::md5_hex $data;	2798	my $md5 = Digest::MD5::md5_hex $data;
2436	my $meta = "$RANDOMDIR/$md5.meta";	2799	my $meta = "$RANDOMDIR/$md5.meta";
2437		2800
2438	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2801	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2439	aio_write $fh, 0, (length $data), $data, 0;	2802	aio_write $fh, 0, (length $data), $data, 0;
2440	undef $fh;	2803	undef $fh;
2441	aio_rename "$meta~", $meta;	2804	aio_rename "$meta~", $meta;
2442		2805
		2806	my $slaying = "?random/$md5";
		2807
		2808	if ($exit->valid) {
2443	$exit->slaying ("?random/$md5");	2809	$exit->slaying ("?random/$md5");
2444	$exit->msg (undef);	2810	$exit->msg (undef);
		2811	}
2445	}	2812	}
2446	}	2813	}
2447		2814
2448	sub cf::object::player::enter_exit {	2815	sub cf::object::player::enter_exit {
2449	my ($self, $exit) = @_;	2816	my ($self, $exit) = @_;
2450		2817
2451	return unless $self->type == cf::PLAYER;	2818	return unless $self->type == cf::PLAYER;
2452		2819
2453	if ($exit->slaying eq "/!") {
2454	#TODO: this should de-fi-ni-te-ly not be a sync-job
2455	# the problem is that $exit might not survive long enough
2456	# so it needs to be done right now, right here
2457	cf::sync_job { prepare_random_map $exit };
2458	}
2459
2460	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2461	my $hp = $exit->stats->hp;
2462	my $sp = $exit->stats->sp;
2463
2464	$self->enter_link;	2820	$self->enter_link;
2465		2821
2466	# if exit is damned, update players death & WoR home-position
2467	$self->contr->savebed ($slaying, $hp, $sp)
2468	if $exit->flag (FLAG_DAMNED);
2469
2470	(async {	2822	(async {
2471	$self->deactivate_recursive; # just to be sure	2823	$Coro::current->{desc} = "enter_exit";
		2824
2472	unless (eval {	2825	unless (eval {
		2826	$self->deactivate_recursive; # just to be sure
		2827
		2828	# random map handling
		2829	{
		2830	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2831
		2832	prepare_random_map $exit
		2833	if $exit->slaying eq "/!";
		2834	}
		2835
		2836	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2837	my $x = $exit->stats->hp;
		2838	my $y = $exit->stats->sp;
		2839
2473	$self->goto ($slaying, $hp, $sp);	2840	$self->goto ($map, $x, $y);
2474		2841
		2842	# if exit is damned, update players death & WoR home-position
		2843	$self->contr->savebed ($map, $x, $y)
		2844	if $exit->flag (cf::FLAG_DAMNED);
		2845
2475	1;	2846	1
2476	}) {	2847	}) {
2477	$self->message ("Something went wrong deep within the crossfire server. "	2848	$self->message ("Something went wrong deep within the deliantra server. "
2478	. "I'll try to bring you back to the map you were before. "	2849	. "I'll try to bring you back to the map you were before. "
2479	. "Please report this to the dungeon master!",	2850	. "Please report this to the dungeon master!",
2480	cf::NDI_UNIQUE | cf::NDI_RED);	2851	cf::NDI_UNIQUE | cf::NDI_RED);
2481		2852
2482	warn "ERROR in enter_exit: $@";	2853	warn "ERROR in enter_exit: $@";
…		…
2499	sub cf::client::send_drawinfo {	2870	sub cf::client::send_drawinfo {
2500	my ($self, $text, $flags) = @_;	2871	my ($self, $text, $flags) = @_;
2501		2872
2502	utf8::encode $text;	2873	utf8::encode $text;
2503	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2874	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2875	}
		2876
		2877	=item $client->send_big_packet ($pkt)
		2878
		2879	Like C<send_packet>, but tries to compress large packets, and fragments
		2880	them as required.
		2881
		2882	=cut
		2883
		2884	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2885
		2886	sub cf::client::send_big_packet {
		2887	my ($self, $pkt) = @_;
		2888
		2889	# try lzf for large packets
		2890	$pkt = "lzf " . Compress::LZF::compress $pkt
		2891	if 1024 <= length $pkt and $self->{can_lzf};
		2892
		2893	# split very large packets
		2894	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2895	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2896	$pkt = "frag";
		2897	}
		2898
		2899	$self->send_packet ($pkt);
2504	}	2900	}
2505		2901
2506	=item $client->send_msg ($channel, $msg, $color, [extra...])	2902	=item $client->send_msg ($channel, $msg, $color, [extra...])
2507		2903
2508	Send a drawinfo or msg packet to the client, formatting the msg for the	2904	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2510	the message, with C<log> being the default. If C<$color> is negative, suppress	2906	the message, with C<log> being the default. If C<$color> is negative, suppress
2511	the message unless the client supports the msg packet.	2907	the message unless the client supports the msg packet.
2512		2908
2513	=cut	2909	=cut
2514		2910
		2911	# non-persistent channels (usually the info channel)
		2912	our %CHANNEL = (
		2913	"c/motd" => {
		2914	id => "infobox",
		2915	title => "MOTD",
		2916	reply => undef,
		2917	tooltip => "The message of the day",
		2918	},
		2919	"c/identify" => {
		2920	id => "infobox",
		2921	title => "Identify",
		2922	reply => undef,
		2923	tooltip => "Items recently identified",
		2924	},
		2925	"c/examine" => {
		2926	id => "infobox",
		2927	title => "Examine",
		2928	reply => undef,
		2929	tooltip => "Signs and other items you examined",
		2930	},
		2931	"c/shopinfo" => {
		2932	id => "infobox",
		2933	title => "Shop Info",
		2934	reply => undef,
		2935	tooltip => "What your bargaining skill tells you about the shop",
		2936	},
		2937	"c/book" => {
		2938	id => "infobox",
		2939	title => "Book",
		2940	reply => undef,
		2941	tooltip => "The contents of a note or book",
		2942	},
		2943	"c/lookat" => {
		2944	id => "infobox",
		2945	title => "Look",
		2946	reply => undef,
		2947	tooltip => "What you saw there",
		2948	},
		2949	"c/who" => {
		2950	id => "infobox",
		2951	title => "Players",
		2952	reply => undef,
		2953	tooltip => "Shows players who are currently online",
		2954	},
		2955	"c/body" => {
		2956	id => "infobox",
		2957	title => "Body Parts",
		2958	reply => undef,
		2959	tooltip => "Shows which body parts you posess and are available",
		2960	},
		2961	"c/statistics" => {
		2962	id => "infobox",
		2963	title => "Statistics",
		2964	reply => undef,
		2965	tooltip => "Shows your primary statistics",
		2966	},
		2967	"c/skills" => {
		2968	id => "infobox",
		2969	title => "Skills",
		2970	reply => undef,
		2971	tooltip => "Shows your experience per skill and item power",
		2972	},
		2973	"c/shopitems" => {
		2974	id => "infobox",
		2975	title => "Shop Items",
		2976	reply => undef,
		2977	tooltip => "Shows the items currently for sale in this shop",
		2978	},
		2979	"c/resistances" => {
		2980	id => "infobox",
		2981	title => "Resistances",
		2982	reply => undef,
		2983	tooltip => "Shows your resistances",
		2984	},
		2985	"c/pets" => {
		2986	id => "infobox",
		2987	title => "Pets",
		2988	reply => undef,
		2989	tooltip => "Shows information abotu your pets/a specific pet",
		2990	},
		2991	"c/perceiveself" => {
		2992	id => "infobox",
		2993	title => "Perceive Self",
		2994	reply => undef,
		2995	tooltip => "You gained detailed knowledge about yourself",
		2996	},
		2997	"c/uptime" => {
		2998	id => "infobox",
		2999	title => "Uptime",
		3000	reply => undef,
		3001	tooltip => "How long the server has been running since last restart",
		3002	},
		3003	"c/mapinfo" => {
		3004	id => "infobox",
		3005	title => "Map Info",
		3006	reply => undef,
		3007	tooltip => "Information related to the maps",
		3008	},
		3009	"c/party" => {
		3010	id => "party",
		3011	title => "Party",
		3012	reply => "gsay ",
		3013	tooltip => "Messages and chat related to your party",
		3014	},
		3015	"c/death" => {
		3016	id => "death",
		3017	title => "Death",
		3018	reply => undef,
		3019	tooltip => "Reason for and more info about your most recent death",
		3020	},
		3021	"c/say" => $SAY_CHANNEL,
		3022	"c/chat" => $CHAT_CHANNEL,
		3023	);
		3024
2515	sub cf::client::send_msg {	3025	sub cf::client::send_msg {
2516	my ($self, $channel, $msg, $color, @extra) = @_;	3026	my ($self, $channel, $msg, $color, @extra) = @_;
2517		3027
2518	$msg = $self->pl->expand_cfpod ($msg);	3028	$msg = $self->pl->expand_cfpod ($msg)
		3029	unless $color & cf::NDI_VERBATIM;
2519		3030
2520	$color &= cf::NDI_CLIENT_MASK; # just in case...	3031	$color &= cf::NDI_CLIENT_MASK; # just in case...
2521		3032
		3033	# check predefined channels, for the benefit of C
		3034	if ($CHANNEL{$channel}) {
		3035	$channel = $CHANNEL{$channel};
		3036
		3037	$self->ext_msg (channel_info => $channel);
		3038	$channel = $channel->{id};
		3039
2522	if (ref $channel) {	3040	} elsif (ref $channel) {
2523	# send meta info to client, if not yet sent	3041	# send meta info to client, if not yet sent
2524	unless (exists $self->{channel}{$channel->{id}}) {	3042	unless (exists $self->{channel}{$channel->{id}}) {
2525	$self->{channel}{$channel->{id}} = $channel;	3043	$self->{channel}{$channel->{id}} = $channel;
2526	$self->ext_msg (channel_info => $channel);	3044	$self->ext_msg (channel_info => $channel);
2527	}	3045	}
…		…
2529	$channel = $channel->{id};	3047	$channel = $channel->{id};
2530	}	3048	}
2531		3049
2532	return unless @extra || length $msg;	3050	return unless @extra || length $msg;
2533		3051
2534	if ($self->can_msg) {
2535	# default colour, mask it out	3052	# default colour, mask it out
2536	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3053	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2537	if $color & cf::NDI_DEF;	3054	if $color & cf::NDI_DEF;
2538		3055
2539	$self->send_packet ("msg " . $self->{json_coder}->encode (	3056	my $pkt = "msg "
		3057	. $self->{json_coder}->encode (
2540	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3058	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2541	} else {	3059	);
2542	if ($color >= 0) {
2543	# replace some tags by gcfclient-compatible ones
2544	for ($msg) {
2545	1 while
2546	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2547	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2548	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2549	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2550	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2551	}
2552		3060
2553	$color &= cf::NDI_COLOR_MASK;	3061	$self->send_big_packet ($pkt);
2554
2555	utf8::encode $msg;
2556
2557	if (0 && $msg =~ /\[/) {
2558	$self->send_packet ("drawextinfo $color 4 0 $msg")
2559	} else {
2560	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2561	$self->send_packet ("drawinfo $color $msg")
2562	}
2563	}
2564	}
2565	}	3062	}
2566		3063
2567	=item $client->ext_msg ($type, @msg)	3064	=item $client->ext_msg ($type, @msg)
2568		3065
2569	Sends an ext event to the client.	3066	Sends an ext event to the client.
…		…
2571	=cut	3068	=cut
2572		3069
2573	sub cf::client::ext_msg($$@) {	3070	sub cf::client::ext_msg($$@) {
2574	my ($self, $type, @msg) = @_;	3071	my ($self, $type, @msg) = @_;
2575		3072
2576	my $extcmd = $self->extcmd;
2577
2578	if ($extcmd == 2) {	3073	if ($self->extcmd == 2) {
2579	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3074	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2580	} elsif ($extcmd == 1) { # TODO: remove	3075	} elsif ($self->extcmd == 1) { # TODO: remove
2581	push @msg, msgtype => "event_$type";	3076	push @msg, msgtype => "event_$type";
2582	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3077	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3078	}
		3079	}
		3080
		3081	=item $client->ext_reply ($msgid, @msg)
		3082
		3083	Sends an ext reply to the client.
		3084
		3085	=cut
		3086
		3087	sub cf::client::ext_reply($$@) {
		3088	my ($self, $id, @msg) = @_;
		3089
		3090	if ($self->extcmd == 2) {
		3091	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		3092	} elsif ($self->extcmd == 1) {
		3093	#TODO: version 1, remove
		3094	unshift @msg, msgtype => "reply", msgid => $id;
		3095	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2583	}	3096	}
2584	}	3097	}
2585		3098
2586	=item $success = $client->query ($flags, "text", \&cb)	3099	=item $success = $client->query ($flags, "text", \&cb)
2587		3100
…		…
2648	my ($type, $reply, @payload) =	3161	my ($type, $reply, @payload) =
2649	"ARRAY" eq ref $msg	3162	"ARRAY" eq ref $msg
2650	? @$msg	3163	? @$msg
2651	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	3164	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2652		3165
		3166	my @reply;
		3167
2653	if (my $cb = $EXTICMD{$type}) {	3168	if (my $cb = $EXTICMD{$type}) {
2654	my @reply = $cb->($ns, @payload);	3169	@reply = $cb->($ns, @payload);
2655
2656	$ns->ext_reply ($reply, @reply)
2657	if $reply;
2658	}	3170	}
		3171
		3172	$ns->ext_reply ($reply, @reply)
		3173	if $reply;
		3174
2659	} else {	3175	} else {
2660	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3176	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2661	}	3177	}
2662		3178
2663	cf::override;	3179	cf::override;
…		…
2685		3201
2686	$coro	3202	$coro
2687	}	3203	}
2688		3204
2689	cf::client->attach (	3205	cf::client->attach (
2690	on_destroy => sub {	3206	on_client_destroy => sub {
2691	my ($ns) = @_;	3207	my ($ns) = @_;
2692		3208
2693	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3209	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2694	},	3210	},
2695	);	3211	);
…		…
2710	our $safe = new Safe "safe";	3226	our $safe = new Safe "safe";
2711	our $safe_hole = new Safe::Hole;	3227	our $safe_hole = new Safe::Hole;
2712		3228
2713	$SIG{FPE} = 'IGNORE';	3229	$SIG{FPE} = 'IGNORE';
2714		3230
2715	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3231	$safe->permit_only (Opcode::opset qw(
		3232	:base_core :base_mem :base_orig :base_math :base_loop
		3233	grepstart grepwhile mapstart mapwhile
		3234	sort time
		3235	));
2716		3236
2717	# here we export the classes and methods available to script code	3237	# here we export the classes and methods available to script code
2718		3238
2719	=pod	3239	=pod
2720		3240
2721	The following functions and methods are available within a safe environment:	3241	The following functions and methods are available within a safe environment:
2722		3242
2723	cf::object	3243	cf::object
2724	contr pay_amount pay_player map x y force_find force_add	3244	contr pay_amount pay_player map x y force_find force_add destroy
2725	insert remove	3245	insert remove name archname title slaying race decrease split
		3246	value
2726		3247
2727	cf::object::player	3248	cf::object::player
2728	player	3249	player
2729		3250
2730	cf::player	3251	cf::player
…		…
2735		3256
2736	=cut	3257	=cut
2737		3258
2738	for (	3259	for (
2739	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3260	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2740	insert remove)],	3261	insert remove inv nrof name archname title slaying race
		3262	decrease split destroy change_exp value msg lore send_msg)],
2741	["cf::object::player" => qw(player)],	3263	["cf::object::player" => qw(player)],
2742	["cf::player" => qw(peaceful)],	3264	["cf::player" => qw(peaceful send_msg)],
2743	["cf::map" => qw(trigger)],	3265	["cf::map" => qw(trigger)],
2744	) {	3266	) {
2745	no strict 'refs';	3267	no strict 'refs';
2746	my ($pkg, @funs) = @$_;	3268	my ($pkg, @funs) = @$_;
2747	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3269	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2765		3287
2766	my $qcode = $code;	3288	my $qcode = $code;
2767	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3289	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2768	$qcode =~ s/\n/\\n/g;	3290	$qcode =~ s/\n/\\n/g;
2769		3291
		3292	%vars = (_dummy => 0) unless %vars;
		3293
		3294	my @res;
2770	local $_;	3295	local $_;
2771	local @safe::cf::_safe_eval_args = values %vars;
2772		3296
2773	my $eval =	3297	my $eval =
2774	"do {\n"	3298	"do {\n"
2775	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3299	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2776	. "#line 0 \"{$qcode}\"\n"	3300	. "#line 0 \"{$qcode}\"\n"
2777	. $code	3301	. $code
2778	. "\n}"	3302	. "\n}"
2779	;	3303	;
2780		3304
		3305	if ($CFG{safe_eval}) {
2781	sub_generation_inc;	3306	sub_generation_inc;
		3307	local @safe::cf::_safe_eval_args = values %vars;
2782	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3308	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2783	sub_generation_inc;	3309	sub_generation_inc;
		3310	} else {
		3311	local @cf::_safe_eval_args = values %vars;
		3312	@res = wantarray ? eval eval : scalar eval $eval;
		3313	}
2784		3314
2785	if ($@) {	3315	if ($@) {
2786	warn "$@";	3316	warn "$@";
2787	warn "while executing safe code '$code'\n";	3317	warn "while executing safe code '$code'\n";
2788	warn "with arguments " . (join " ", %vars) . "\n";	3318	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2807	=cut	3337	=cut
2808		3338
2809	sub register_script_function {	3339	sub register_script_function {
2810	my ($fun, $cb) = @_;	3340	my ($fun, $cb) = @_;
2811		3341
2812	no strict 'refs';	3342	$fun = "safe::$fun" if $CFG{safe_eval};
2813	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3343	*$fun = $safe_hole->wrap ($cb);
2814	}	3344	}
2815		3345
2816	=back	3346	=back
2817		3347
2818	=cut	3348	=cut
…		…
2820	#############################################################################	3350	#############################################################################
2821	# the server's init and main functions	3351	# the server's init and main functions
2822		3352
2823	sub load_facedata($) {	3353	sub load_facedata($) {
2824	my ($path) = @_;	3354	my ($path) = @_;
		3355
		3356	# HACK to clear player env face cache, we need some signal framework
		3357	# for this (global event?)
		3358	%ext::player_env::MUSIC_FACE_CACHE = ();
		3359
		3360	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2825		3361
2826	warn "loading facedata from $path\n";	3362	warn "loading facedata from $path\n";
2827		3363
2828	my $facedata;	3364	my $facedata;
2829	0 < aio_load $path, $facedata	3365	0 < aio_load $path, $facedata
…		…
2832	$facedata = Coro::Storable::thaw $facedata;	3368	$facedata = Coro::Storable::thaw $facedata;
2833		3369
2834	$facedata->{version} == 2	3370	$facedata->{version} == 2
2835	or cf::cleanup "$path: version mismatch, cannot proceed.";	3371	or cf::cleanup "$path: version mismatch, cannot proceed.";
2836		3372
		3373	# patch in the exptable
		3374	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
		3375	$facedata->{resource}{"res/exp_table"} = {
		3376	type => FT_RSRC,
		3377	data => $exp_table,
		3378	hash => (Digest::MD5::md5 $exp_table),
		3379	};
		3380	cf::cede_to_tick;
		3381
2837	{	3382	{
2838	my $faces = $facedata->{faceinfo};	3383	my $faces = $facedata->{faceinfo};
2839		3384
2840	while (my ($face, $info) = each %$faces) {	3385	while (my ($face, $info) = each %$faces) {
2841	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3386	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3387
2842	cf::face::set_visibility $idx, $info->{visibility};	3388	cf::face::set_visibility $idx, $info->{visibility};
2843	cf::face::set_magicmap $idx, $info->{magicmap};	3389	cf::face::set_magicmap $idx, $info->{magicmap};
2844	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3390	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2845	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3391	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2846		3392
2847	cf::cede_to_tick;	3393	cf::cede_to_tick;
2848	}	3394	}
2849		3395
2850	while (my ($face, $info) = each %$faces) {	3396	while (my ($face, $info) = each %$faces) {
2851	next unless $info->{smooth};	3397	next unless $info->{smooth};
		3398
2852	my $idx = cf::face::find $face	3399	my $idx = cf::face::find $face
2853	or next;	3400	or next;
		3401
2854	if (my $smooth = cf::face::find $info->{smooth}) {	3402	if (my $smooth = cf::face::find $info->{smooth}) {
2855	cf::face::set_smooth $idx, $smooth;	3403	cf::face::set_smooth $idx, $smooth;
2856	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3404	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2857	} else {	3405	} else {
2858	warn "smooth face '$info->{smooth}' not found for face '$face'";	3406	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2872		3420
2873	cf::anim::invalidate_all; # d'oh	3421	cf::anim::invalidate_all; # d'oh
2874	}	3422	}
2875		3423
2876	{	3424	{
2877	# TODO: for gcfclient pleasure, we should give resources
2878	# that gcfclient doesn't grok a >10000 face index.
2879	my $res = $facedata->{resource};	3425	my $res = $facedata->{resource};
2880	my $enc = JSON::XS->new->utf8->canonical;
2881
2882	my $soundconf = delete $res->{"res/sound.conf"};
2883		3426
2884	while (my ($name, $info) = each %$res) {	3427	while (my ($name, $info) = each %$res) {
2885	my $meta = $enc->encode ({	3428	if (defined $info->{type}) {
2886	name => $name,
2887	%{ $info->{meta} || {} },
2888	});
2889
2890	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3429	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2891		3430
2892	if ($info->{type} & 1) {
2893	# prepend meta info
2894
2895	my $data = pack "(w/a*)*", $meta, $info->{data};
2896	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2897
2898	cf::face::set_data $idx, 0, $data, $chk;	3431	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
		3432	cf::face::set_type $idx, $info->{type};
2899	} else {	3433	} else {
2900	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};	3434	$RESOURCE{$name} = $info;
2901	}	3435	}
2902		3436
2903	cf::face::set_type $idx, $info->{type};
2904
2905	cf::cede_to_tick;	3437	cf::cede_to_tick;
2906	}	3438	}
2907
2908	if ($soundconf) {
2909	$soundconf = $enc->decode (delete $soundconf->{data});
2910
2911	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2912	my $sound = $soundconf->{compat}[$_]
2913	or next;
2914
2915	my $face = cf::face::find "sound/$sound->[1]";
2916	cf::sound::set $sound->[0] => $face;
2917	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2918	}
2919
2920	while (my ($k, $v) = each %{$soundconf->{event}}) {
2921	my $face = cf::face::find "sound/$v";
2922	cf::sound::set $k => $face;
2923	}
2924	}
2925	}	3439	}
		3440
		3441	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2926		3442
2927	1	3443	1
2928	}	3444	}
		3445
		3446	cf::global->attach (on_resource_update => sub {
		3447	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3448	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3449
		3450	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3451	my $sound = $soundconf->{compat}[$_]
		3452	or next;
		3453
		3454	my $face = cf::face::find "sound/$sound->[1]";
		3455	cf::sound::set $sound->[0] => $face;
		3456	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3457	}
		3458
		3459	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3460	my $face = cf::face::find "sound/$v";
		3461	cf::sound::set $k => $face;
		3462	}
		3463	}
		3464	});
2929		3465
2930	register_exticmd fx_want => sub {	3466	register_exticmd fx_want => sub {
2931	my ($ns, $want) = @_;	3467	my ($ns, $want) = @_;
2932		3468
2933	while (my ($k, $v) = each %$want) {	3469	while (my ($k, $v) = each %$want) {
2934	$ns->fx_want ($k, $v);	3470	$ns->fx_want ($k, $v);
2935	}	3471	}
2936	};	3472	};
2937		3473
		3474	sub load_resource_file($) {
		3475	my $guard = lock_acquire "load_resource_file";
		3476
		3477	my $status = load_resource_file_ $_[0];
		3478	get_slot 0.1, 100;
		3479	cf::arch::commit_load;
		3480
		3481	$status
		3482	}
		3483
2938	sub reload_regions {	3484	sub reload_regions {
		3485	# HACK to clear player env face cache, we need some signal framework
		3486	# for this (global event?)
		3487	%ext::player_env::MUSIC_FACE_CACHE = ();
		3488
2939	load_resource_file "$MAPDIR/regions"	3489	load_resource_file "$MAPDIR/regions"
2940	or die "unable to load regions file\n";	3490	or die "unable to load regions file\n";
2941		3491
2942	for (cf::region::list) {	3492	for (cf::region::list) {
2943	$_->{match} = qr/$_->{match}/	3493	$_->{match} = qr/$_->{match}/
…		…
2951	}	3501	}
2952		3502
2953	sub reload_archetypes {	3503	sub reload_archetypes {
2954	load_resource_file "$DATADIR/archetypes"	3504	load_resource_file "$DATADIR/archetypes"
2955	or die "unable to load archetypes\n";	3505	or die "unable to load archetypes\n";
2956	#d# NEED to laod twice to resolve forward references
2957	# this really needs to be done in an extra post-pass
2958	# (which needs to be synchronous, so solve it differently)
2959	load_resource_file "$DATADIR/archetypes"
2960	or die "unable to load archetypes\n";
2961	}	3506	}
2962		3507
2963	sub reload_treasures {	3508	sub reload_treasures {
2964	load_resource_file "$DATADIR/treasures"	3509	load_resource_file "$DATADIR/treasures"
2965	or die "unable to load treasurelists\n";	3510	or die "unable to load treasurelists\n";
2966	}	3511	}
2967		3512
2968	sub reload_resources {	3513	sub reload_resources {
2969	warn "reloading resource files...\n";	3514	warn "reloading resource files...\n";
2970		3515
		3516	reload_facedata;
		3517	reload_archetypes;
2971	reload_regions;	3518	reload_regions;
2972	reload_facedata;
2973	#reload_archetypes;#d#
2974	reload_archetypes;
2975	reload_treasures;	3519	reload_treasures;
2976		3520
2977	warn "finished reloading resource files\n";	3521	warn "finished reloading resource files\n";
2978	}	3522	}
2979		3523
2980	sub init {	3524	sub reload_config {
2981	reload_resources;	3525	warn "reloading config file...\n";
2982	}
2983		3526
2984	sub cfg_load {
2985	open my $fh, "<:utf8", "$CONFDIR/config"	3527	open my $fh, "<:utf8", "$CONFDIR/config"
2986	or return;	3528	or return;
2987		3529
2988	local $/;	3530	local $/;
2989	*CFG = YAML::Syck::Load <$fh>;	3531	*CFG = YAML::XS::Load scalar <$fh>;
2990		3532
2991	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3533	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
2992		3534
2993	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3535	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2994	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3536	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
2995		3537
2996	if (exists $CFG{mlockall}) {	3538	if (exists $CFG{mlockall}) {
…		…
2998	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3540	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2999	and die "WARNING: m(un)lockall failed: $!\n";	3541	and die "WARNING: m(un)lockall failed: $!\n";
3000	};	3542	};
3001	warn $@ if $@;	3543	warn $@ if $@;
3002	}	3544	}
		3545
		3546	warn "finished reloading resource files\n";
		3547	}
		3548
		3549	sub pidfile() {
		3550	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3551	or die "$PIDFILE: $!";
		3552	flock $fh, &Fcntl::LOCK_EX
		3553	or die "$PIDFILE: flock: $!";
		3554	$fh
		3555	}
		3556
		3557	# make sure only one server instance is running at any one time
		3558	sub atomic {
		3559	my $fh = pidfile;
		3560
		3561	my $pid = <$fh>;
		3562	kill 9, $pid if $pid > 0;
		3563
		3564	seek $fh, 0, 0;
		3565	print $fh $$;
		3566	}
		3567
		3568	sub main_loop {
		3569	warn "EV::loop starting\n";
		3570	if (1) {
		3571	EV::loop;
		3572	}
		3573	warn "EV::loop returned\n";
		3574	goto &main_loop unless $REALLY_UNLOOP;
3003	}	3575	}
3004		3576
3005	sub main {	3577	sub main {
		3578	cf::init_globals; # initialise logging
		3579
		3580	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3581	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3582	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3583	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3584
		3585	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3586
3006	# we must not ever block the main coroutine	3587	# we must not ever block the main coroutine
3007	local $Coro::idle = sub {	3588	local $Coro::idle = sub {
3008	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3589	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3009	(async {	3590	(async {
3010	Event::one_event;	3591	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3592	EV::loop EV::LOOP_ONESHOT;
3011	})->prio (Coro::PRIO_MAX);	3593	})->prio (Coro::PRIO_MAX);
3012	};	3594	};
3013		3595
3014	cfg_load;	3596	evthread_start IO::AIO::poll_fileno;
		3597
		3598	cf::sync_job {
		3599	cf::init_experience;
		3600	cf::init_anim;
		3601	cf::init_attackmess;
		3602	cf::init_dynamic;
		3603
		3604	cf::load_settings;
		3605	cf::load_materials;
		3606
		3607	reload_resources;
		3608	reload_config;
3015	db_init;	3609	db_init;
		3610
		3611	cf::init_uuid;
		3612	cf::init_signals;
		3613	cf::init_skills;
		3614
		3615	cf::init_beforeplay;
		3616
		3617	atomic;
		3618
3016	load_extensions;	3619	load_extensions;
3017		3620
3018	$TICK_WATCHER->start;	3621	utime time, time, $RUNTIMEFILE;
3019	Event::loop;	3622
		3623	# no (long-running) fork's whatsoever before this point(!)
		3624	use POSIX ();
		3625	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3626
		3627	(pop @POST_INIT)->(0) while @POST_INIT;
		3628	};
		3629
		3630	cf::object::thawer::errors_are_fatal 0;
		3631	warn "parse errors in files are no longer fatal from this point on.\n";
		3632
		3633	main_loop;
3020	}	3634	}
3021		3635
3022	#############################################################################	3636	#############################################################################
3023	# initialisation and cleanup	3637	# initialisation and cleanup
3024		3638
3025	# install some emergency cleanup handlers	3639	# install some emergency cleanup handlers
3026	BEGIN {	3640	BEGIN {
		3641	our %SIGWATCHER = ();
3027	for my $signal (qw(INT HUP TERM)) {	3642	for my $signal (qw(INT HUP TERM)) {
3028	Event->signal (	3643	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3029	reentrant => 0,
3030	data => WF_AUTOCANCEL,
3031	signal => $signal,
3032	prio => 0,
3033	cb => sub {
3034	cf::cleanup "SIG$signal";	3644	cf::cleanup "SIG$signal";
3035	},
3036	);	3645	};
3037	}	3646	}
3038	}	3647	}
3039		3648
3040	sub write_runtime {	3649	sub write_runtime_sync {
3041	my $runtime = "$LOCALDIR/runtime";	3650	my $t0 = AE::time;
3042		3651
3043	# first touch the runtime file to show we are still running:	3652	# first touch the runtime file to show we are still running:
3044	# the fsync below can take a very very long time.	3653	# the fsync below can take a very very long time.
3045		3654
3046	IO::AIO::aio_utime $runtime, undef, undef;	3655	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3047		3656
3048	my $guard = cf::lock_acquire "write_runtime";	3657	my $guard = cf::lock_acquire "write_runtime";
3049		3658
3050	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3659	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3051	or return;	3660	or return;
3052		3661
3053	my $value = $cf::RUNTIME + 90 + 10;	3662	my $value = $cf::RUNTIME + 90 + 10;
3054	# 10 is the runtime save interval, for a monotonic clock	3663	# 10 is the runtime save interval, for a monotonic clock
3055	# 60 allows for the watchdog to kill the server.	3664	# 60 allows for the watchdog to kill the server.
…		…
3065	aio_utime $fh, undef, undef;	3674	aio_utime $fh, undef, undef;
3066		3675
3067	close $fh	3676	close $fh
3068	or return;	3677	or return;
3069		3678
3070	aio_rename "$runtime~", $runtime	3679	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3071	and return;	3680	and return;
3072		3681
3073	warn "runtime file written.\n";	3682	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
3074		3683
3075	1	3684	1
		3685	}
		3686
		3687	our $uuid_lock;
		3688	our $uuid_skip;
		3689
		3690	sub write_uuid_sync($) {
		3691	$uuid_skip ||= $_[0];
		3692
		3693	return if $uuid_lock;
		3694	local $uuid_lock = 1;
		3695
		3696	my $uuid = "$LOCALDIR/uuid";
		3697
		3698	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3699	or return;
		3700
		3701	my $value = uuid_seq uuid_cur;
		3702
		3703	unless ($value) {
		3704	warn "cowardly refusing to write zero uuid value!\n";
		3705	return;
		3706	}
		3707
		3708	my $value = uuid_str $value + $uuid_skip;
		3709	$uuid_skip = 0;
		3710
		3711	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3712	and return;
		3713
		3714	# always fsync - this file is important
		3715	aio_fsync $fh
		3716	and return;
		3717
		3718	close $fh
		3719	or return;
		3720
		3721	aio_rename "$uuid~", $uuid
		3722	and return;
		3723
		3724	warn "uuid file written ($value).\n";
		3725
		3726	1
		3727
		3728	}
		3729
		3730	sub write_uuid($$) {
		3731	my ($skip, $sync) = @_;
		3732
		3733	$sync ? write_uuid_sync $skip
		3734	: async { write_uuid_sync $skip };
3076	}	3735	}
3077		3736
3078	sub emergency_save() {	3737	sub emergency_save() {
3079	my $freeze_guard = cf::freeze_mainloop;	3738	my $freeze_guard = cf::freeze_mainloop;
3080		3739
3081	warn "enter emergency perl save\n";	3740	warn "emergency_perl_save: enter\n";
3082		3741
3083	cf::sync_job {	3742	cf::sync_job {
		3743	# this is a trade-off: we want to be very quick here, so
		3744	# save all maps without fsync, and later call a global sync
		3745	# (which in turn might be very very slow)
		3746	local $USE_FSYNC = 0;
		3747
3084	# use a peculiar iteration method to avoid tripping on perl	3748	# use a peculiar iteration method to avoid tripping on perl
3085	# refcount bugs in for. also avoids problems with players	3749	# refcount bugs in for. also avoids problems with players
3086	# and maps saved/destroyed asynchronously.	3750	# and maps saved/destroyed asynchronously.
3087	warn "begin emergency player save\n";	3751	warn "emergency_perl_save: begin player save\n";
3088	for my $login (keys %cf::PLAYER) {	3752	for my $login (keys %cf::PLAYER) {
3089	my $pl = $cf::PLAYER{$login} or next;	3753	my $pl = $cf::PLAYER{$login} or next;
3090	$pl->valid or next;	3754	$pl->valid or next;
		3755	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3091	$pl->save;	3756	$pl->save;
3092	}	3757	}
3093	warn "end emergency player save\n";	3758	warn "emergency_perl_save: end player save\n";
3094		3759
3095	warn "begin emergency map save\n";	3760	warn "emergency_perl_save: begin map save\n";
3096	for my $path (keys %cf::MAP) {	3761	for my $path (keys %cf::MAP) {
3097	my $map = $cf::MAP{$path} or next;	3762	my $map = $cf::MAP{$path} or next;
3098	$map->valid or next;	3763	$map->valid or next;
3099	$map->save;	3764	$map->save;
3100	}	3765	}
3101	warn "end emergency map save\n";	3766	warn "emergency_perl_save: end map save\n";
3102		3767
3103	warn "begin emergency database checkpoint\n";	3768	warn "emergency_perl_save: begin database checkpoint\n";
3104	BDB::db_env_txn_checkpoint $DB_ENV;	3769	BDB::db_env_txn_checkpoint $DB_ENV;
3105	warn "end emergency database checkpoint\n";	3770	warn "emergency_perl_save: end database checkpoint\n";
		3771
		3772	warn "emergency_perl_save: begin write uuid\n";
		3773	write_uuid_sync 1;
		3774	warn "emergency_perl_save: end write uuid\n";
3106	};	3775	};
3107		3776
		3777	warn "emergency_perl_save: starting sync()\n";
		3778	IO::AIO::aio_sync sub {
		3779	warn "emergency_perl_save: finished sync()\n";
		3780	};
		3781
3108	warn "leave emergency perl save\n";	3782	warn "emergency_perl_save: leave\n";
3109	}	3783	}
3110		3784
3111	sub post_cleanup {	3785	sub post_cleanup {
3112	my ($make_core) = @_;	3786	my ($make_core) = @_;
3113		3787
3114	warn Carp::longmess "post_cleanup backtrace"	3788	warn Carp::longmess "post_cleanup backtrace"
3115	if $make_core;	3789	if $make_core;
		3790
		3791	my $fh = pidfile;
		3792	unlink $PIDFILE if <$fh> == $$;
		3793	}
		3794
		3795	# a safer delete_package, copied from Symbol
		3796	sub clear_package($) {
		3797	my $pkg = shift;
		3798
		3799	# expand to full symbol table name if needed
		3800	unless ($pkg =~ /^main::.*::$/) {
		3801	$pkg = "main$pkg" if $pkg =~ /^::/;
		3802	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3803	$pkg .= '::' unless $pkg =~ /::$/;
		3804	}
		3805
		3806	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3807	my $stem_symtab = *{$stem}{HASH};
		3808
		3809	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3810	or return;
		3811
		3812	# clear all symbols
		3813	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3814	for my $name (keys %$leaf_symtab) {
		3815	_gv_clear *{"$pkg$name"};
		3816	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3817	}
3116	}	3818	}
3117		3819
3118	sub do_reload_perl() {	3820	sub do_reload_perl() {
3119	# can/must only be called in main	3821	# can/must only be called in main
3120	if ($Coro::current != $Coro::main) {	3822	if (in_main) {
3121	warn "can only reload from main coroutine";	3823	warn "can only reload from main coroutine";
3122	return;	3824	return;
3123	}	3825	}
3124		3826
		3827	return if $RELOAD++;
		3828
		3829	my $t1 = AE::time;
		3830
		3831	while ($RELOAD) {
3125	warn "reloading...";	3832	warn "reloading...";
3126		3833
3127	warn "entering sync_job";	3834	warn "entering sync_job";
3128		3835
3129	cf::sync_job {	3836	cf::sync_job {
3130	cf::write_runtime; # external watchdog should not bark	3837	cf::write_runtime_sync; # external watchdog should not bark
3131	cf::emergency_save;	3838	cf::emergency_save;
3132	cf::write_runtime; # external watchdog should not bark	3839	cf::write_runtime_sync; # external watchdog should not bark
3133		3840
3134	warn "syncing database to disk";	3841	warn "syncing database to disk";
3135	BDB::db_env_txn_checkpoint $DB_ENV;	3842	BDB::db_env_txn_checkpoint $DB_ENV;
3136		3843
3137	# if anything goes wrong in here, we should simply crash as we already saved	3844	# if anything goes wrong in here, we should simply crash as we already saved
3138		3845
3139	warn "cancelling all WF_AUTOCANCEL watchers";
3140	for (Event::all_watchers) {
3141	$_->cancel if $_->data & WF_AUTOCANCEL;
3142	}
3143
3144	warn "flushing outstanding aio requests";	3846	warn "flushing outstanding aio requests";
3145	for (;;) {
3146	BDB::flush;
3147	IO::AIO::flush;
3148	Coro::cede;
3149	last unless IO::AIO::nreqs || BDB::nreqs;	3847	while (IO::AIO::nreqs || BDB::nreqs) {
3150	warn "iterate...";	3848	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3151	}
3152
3153	++$RELOAD;
3154
3155	warn "cancelling all extension coros";
3156	$_->cancel for values %EXT_CORO;
3157	%EXT_CORO = ();
3158
3159	warn "removing commands";
3160	%COMMAND = ();
3161
3162	warn "removing ext/exti commands";
3163	%EXTCMD = ();
3164	%EXTICMD = ();
3165
3166	warn "unloading/nuking all extensions";
3167	for my $pkg (@EXTS) {
3168	warn "... unloading $pkg";
3169
3170	if (my $cb = $pkg->can ("unload")) {
3171	eval {
3172	$cb->($pkg);
3173	1
3174	} or warn "$pkg unloaded, but with errors: $@";
3175	}	3849	}
3176		3850
3177	warn "... nuking $pkg";	3851	warn "cancelling all extension coros";
3178	Symbol::delete_package $pkg;	3852	$_->cancel for values %EXT_CORO;
3179	}	3853	%EXT_CORO = ();
3180		3854
3181	warn "unloading all perl modules loaded from $LIBDIR";	3855	warn "removing commands";
3182	while (my ($k, $v) = each %INC) {	3856	%COMMAND = ();
3183	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3184		3857
		3858	warn "removing ext/exti commands";
		3859	%EXTCMD = ();
		3860	%EXTICMD = ();
		3861
		3862	warn "unloading/nuking all extensions";
		3863	for my $pkg (@EXTS) {
3185	warn "... unloading $k";	3864	warn "... unloading $pkg";
3186	delete $INC{$k};
3187		3865
3188	$k =~ s/\.pm$//;
3189	$k =~ s/\//::/g;
3190
3191	if (my $cb = $k->can ("unload_module")) {	3866	if (my $cb = $pkg->can ("unload")) {
		3867	eval {
3192	$cb->();	3868	$cb->($pkg);
		3869	1
		3870	} or warn "$pkg unloaded, but with errors: $@";
		3871	}
		3872
		3873	warn "... clearing $pkg";
		3874	clear_package $pkg;
3193	}	3875	}
3194		3876
3195	Symbol::delete_package $k;	3877	warn "unloading all perl modules loaded from $LIBDIR";
		3878	while (my ($k, $v) = each %INC) {
		3879	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3880
		3881	warn "... unloading $k";
		3882	delete $INC{$k};
		3883
		3884	$k =~ s/\.pm$//;
		3885	$k =~ s/\//::/g;
		3886
		3887	if (my $cb = $k->can ("unload_module")) {
		3888	$cb->();
		3889	}
		3890
		3891	clear_package $k;
3196	}	3892	}
3197		3893
3198	warn "getting rid of safe::, as good as possible";	3894	warn "getting rid of safe::, as good as possible";
3199	Symbol::delete_package "safe::$_"	3895	clear_package "safe::$_"
3200	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3896	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3201		3897
3202	warn "unloading cf.pm \"a bit\"";	3898	warn "unloading cf.pm \"a bit\"";
3203	delete $INC{"cf.pm"};	3899	delete $INC{"cf.pm"};
3204	delete $INC{"cf/pod.pm"};	3900	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3205		3901
3206	# don't, removes xs symbols, too,	3902	# don't, removes xs symbols, too,
3207	# and global variables created in xs	3903	# and global variables created in xs
3208	#Symbol::delete_package __PACKAGE__;	3904	#clear_package __PACKAGE__;
3209		3905
3210	warn "unload completed, starting to reload now";	3906	warn "unload completed, starting to reload now";
3211		3907
3212	warn "reloading cf.pm";	3908	warn "reloading cf.pm";
3213	require cf;	3909	require cf;
3214	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3910	cf::_connect_to_perl_1;
3215		3911
3216	warn "loading config and database again";	3912	warn "loading config and database again";
3217	cf::cfg_load;	3913	cf::reload_config;
3218		3914
3219	warn "loading extensions";	3915	warn "loading extensions";
3220	cf::load_extensions;	3916	cf::load_extensions;
3221		3917
		3918	if ($REATTACH_ON_RELOAD) {
3222	warn "reattaching attachments to objects/players";	3919	warn "reattaching attachments to objects/players";
3223	_global_reattach; # objects, sockets	3920	_global_reattach; # objects, sockets
3224	warn "reattaching attachments to maps";	3921	warn "reattaching attachments to maps";
3225	reattach $_ for values %MAP;	3922	reattach $_ for values %MAP;
3226	warn "reattaching attachments to players";	3923	warn "reattaching attachments to players";
3227	reattach $_ for values %PLAYER;	3924	reattach $_ for values %PLAYER;
		3925	}
3228		3926
		3927	warn "running post_init jobs";
		3928	(pop @POST_INIT)->(1) while @POST_INIT;
		3929
3229	warn "leaving sync_job";	3930	warn "leaving sync_job";
3230		3931
3231	1	3932	1
3232	} or do {	3933	} or do {
3233	warn $@;	3934	warn $@;
3234	warn "error while reloading, exiting.";	3935	cf::cleanup "error while reloading, exiting.";
3235	exit 1;
3236	};	3936	};
3237		3937
3238	warn "reloaded";	3938	warn "reloaded";
		3939	--$RELOAD;
		3940	}
		3941
		3942	$t1 = AE::time - $t1;
		3943	warn "reload completed in ${t1}s\n";
3239	};	3944	};
3240		3945
3241	our $RELOAD_WATCHER; # used only during reload	3946	our $RELOAD_WATCHER; # used only during reload
3242		3947
3243	sub reload_perl() {	3948	sub reload_perl() {
3244	# doing reload synchronously and two reloads happen back-to-back,	3949	# doing reload synchronously and two reloads happen back-to-back,
3245	# coro crashes during coro_state_free->destroy here.	3950	# coro crashes during coro_state_free->destroy here.
3246		3951
3247	$RELOAD_WATCHER ||= Event->timer (	3952	$RELOAD_WATCHER ||= cf::async {
3248	reentrant => 0,	3953	Coro::AIO::aio_wait cache_extensions;
3249	after => 0,	3954
3250	data => WF_AUTOCANCEL,	3955	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3251	cb => sub {
3252	do_reload_perl;	3956	do_reload_perl;
3253	undef $RELOAD_WATCHER;	3957	undef $RELOAD_WATCHER;
3254	},	3958	};
3255	);	3959	};
3256	}	3960	}
3257		3961
3258	register_command "reload" => sub {	3962	register_command "reload" => sub {
3259	my ($who, $arg) = @_;	3963	my ($who, $arg) = @_;
3260		3964
3261	if ($who->flag (FLAG_WIZ)) {	3965	if ($who->flag (FLAG_WIZ)) {
3262	$who->message ("reloading server.");	3966	$who->message ("reloading server.");
		3967	async {
		3968	$Coro::current->{desc} = "perl_reload";
3263	async { reload_perl };	3969	reload_perl;
		3970	};
3264	}	3971	}
3265	};	3972	};
3266		3973
3267	unshift @INC, $LIBDIR;	3974	unshift @INC, $LIBDIR;
3268		3975
…		…
3270		3977
3271	our @WAIT_FOR_TICK;	3978	our @WAIT_FOR_TICK;
3272	our @WAIT_FOR_TICK_BEGIN;	3979	our @WAIT_FOR_TICK_BEGIN;
3273		3980
3274	sub wait_for_tick {	3981	sub wait_for_tick {
3275	return unless $TICK_WATCHER->is_active;
3276	return if $Coro::current == $Coro::main;	3982	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3277		3983
3278	my $signal = new Coro::Signal;	3984	my $signal = new Coro::Signal;
3279	push @WAIT_FOR_TICK, $signal;	3985	push @WAIT_FOR_TICK, $signal;
3280	$signal->wait;	3986	$signal->wait;
3281	}	3987	}
3282		3988
3283	sub wait_for_tick_begin {	3989	sub wait_for_tick_begin {
3284	return unless $TICK_WATCHER->is_active;
3285	return if $Coro::current == $Coro::main;	3990	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3286		3991
3287	my $signal = new Coro::Signal;	3992	my $signal = new Coro::Signal;
3288	push @WAIT_FOR_TICK_BEGIN, $signal;	3993	push @WAIT_FOR_TICK_BEGIN, $signal;
3289	$signal->wait;	3994	$signal->wait;
3290	}	3995	}
3291		3996
3292	my $min = 1e6;#d#	3997	sub tick {
3293	my $avg = 10;
3294	$TICK_WATCHER = Event->timer (
3295	reentrant => 0,
3296	parked => 1,
3297	prio => 0,
3298	at => $NEXT_TICK || $TICK,
3299	data => WF_AUTOCANCEL,
3300	cb => sub {
3301	if ($Coro::current != $Coro::main) {	3998	if ($Coro::current != $Coro::main) {
3302	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3999	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3303	unless ++$bug_warning > 10;	4000	unless ++$bug_warning > 10;
3304	return;	4001	return;
3305	}	4002	}
3306		4003
3307	$NOW = $tick_start = Event::time;
3308
3309	cf::server_tick; # one server iteration	4004	cf::server_tick; # one server iteration
3310		4005
3311	0 && sync_job {#d#	4006	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3312	for(1..10) {
3313	my $t = Event::time;
3314	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3315	or die;
3316		4007
3317	$map->width (50);	4008	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3318	$map->height (50);	4009	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3319	$map->alloc;	4010	Coro::async_pool {
3320	$map->_load_objects ("/tmp/x.map", 1);	4011	$Coro::current->{desc} = "runtime saver";
3321	my $t = Event::time - $t;	4012	write_runtime_sync
3322		4013	or warn "ERROR: unable to write runtime file: $!";
3323	#next unless $t < 0.0013;#d#
3324	if ($t < $min) {
3325	$min = $t;
3326	}
3327	$avg = $avg * 0.99 + $t * 0.01;
3328	}
3329	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3330	exit 0;
3331	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3332	};	4014	};
		4015	}
3333		4016
3334	$RUNTIME += $TICK;
3335	$NEXT_TICK += $TICK;
3336
3337	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3338	$NEXT_RUNTIME_WRITE = $NOW + 10;
3339	Coro::async_pool {
3340	write_runtime
3341	or warn "ERROR: unable to write runtime file: $!";
3342	};
3343	}
3344
3345	# my $AFTER = Event::time;
3346	# warn $AFTER - $NOW;#d#
3347
3348	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4017	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3349	$sig->send;	4018	$sig->send;
3350	}	4019	}
3351	while (my $sig = shift @WAIT_FOR_TICK) {	4020	while (my $sig = shift @WAIT_FOR_TICK) {
3352	$sig->send;	4021	$sig->send;
3353	}	4022	}
3354		4023
3355	$NOW = Event::time;	4024	$LOAD = ($NOW - $TICK_START) / $TICK;
3356
3357	# if we are delayed by four ticks or more, skip them all
3358	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3359
3360	$TICK_WATCHER->at ($NEXT_TICK);
3361	$TICK_WATCHER->start;
3362
3363	$LOAD = ($NOW - $tick_start) / $TICK;
3364	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4025	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3365		4026
3366	_post_tick;	4027	if (0) {
3367		4028	if ($NEXT_TICK) {
3368		4029	my $jitter = $TICK_START - $NEXT_TICK;
		4030	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4031	warn "jitter $JITTER\n";#d#
		4032	}
3369	},	4033	}
3370	);	4034	}
3371		4035
3372	{	4036	{
3373	BDB::max_poll_time $TICK * 0.1;	4037	# configure BDB
3374	$BDB_POLL_WATCHER = Event->io (	4038
3375	reentrant => 0,
3376	fd => BDB::poll_fileno,
3377	poll => 'r',
3378	prio => 0,
3379	data => WF_AUTOCANCEL,
3380	cb => \&BDB::poll_cb,
3381	);
3382	BDB::min_parallel 8;	4039	BDB::min_parallel 16;
3383		4040	BDB::max_poll_reqs $TICK * 0.1;
3384	BDB::set_sync_prepare {	4041	$AnyEvent::BDB::WATCHER->priority (1);
3385	my $status;
3386	my $current = $Coro::current;
3387	(
3388	sub {
3389	$status = $!;
3390	$current->ready; undef $current;
3391	},
3392	sub {
3393	Coro::schedule while defined $current;
3394	$! = $status;
3395	},
3396	)
3397	};
3398		4042
3399	unless ($DB_ENV) {	4043	unless ($DB_ENV) {
3400	$DB_ENV = BDB::db_env_create;	4044	$DB_ENV = BDB::db_env_create;
		4045	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4046	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4047	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4048	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4049	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3401		4050
3402	cf::sync_job {	4051	cf::sync_job {
3403	eval {	4052	eval {
3404	BDB::db_env_open	4053	BDB::db_env_open
3405	$DB_ENV,	4054	$DB_ENV,
…		…
3407	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4056	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3408	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4057	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3409	0666;	4058	0666;
3410		4059
3411	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4060	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3412
3413	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3414	$DB_ENV->set_lk_detect;
3415	};	4061	};
3416		4062
3417	cf::cleanup "db_env_open(db): $@" if $@;	4063	cf::cleanup "db_env_open(db): $@" if $@;
3418	};	4064	};
3419	}	4065	}
		4066
		4067	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4068	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4069	};
		4070	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4071	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4072	};
		4073	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4074	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4075	};
3420	}	4076	}
3421		4077
3422	{	4078	{
		4079	# configure IO::AIO
		4080
3423	IO::AIO::min_parallel 8;	4081	IO::AIO::min_parallel 8;
3424
3425	undef $Coro::AIO::WATCHER;
3426	IO::AIO::max_poll_time $TICK * 0.1;	4082	IO::AIO::max_poll_time $TICK * 0.1;
3427	$AIO_POLL_WATCHER = Event->io (	4083	undef $AnyEvent::AIO::WATCHER;
3428	reentrant => 0,
3429	data => WF_AUTOCANCEL,
3430	fd => IO::AIO::poll_fileno,
3431	poll => 'r',
3432	prio => 6,
3433	cb => \&IO::AIO::poll_cb,
3434	);
3435	}	4084	}
3436		4085
3437	my $_log_backtrace;	4086	my $_log_backtrace;
3438		4087
3439	sub _log_backtrace {	4088	sub _log_backtrace {
…		…
3442	$msg =~ s/\n//;	4091	$msg =~ s/\n//;
3443		4092
3444	# limit the # of concurrent backtraces	4093	# limit the # of concurrent backtraces
3445	if ($_log_backtrace < 2) {	4094	if ($_log_backtrace < 2) {
3446	++$_log_backtrace;	4095	++$_log_backtrace;
		4096	my $perl_bt = Carp::longmess $msg;
3447	async {	4097	async {
		4098	$Coro::current->{desc} = "abt $msg";
		4099
3448	my @bt = fork_call {	4100	my @bt = fork_call {
3449	@addr = map { sprintf "%x", $_ } @addr;	4101	@addr = map { sprintf "%x", $_ } @addr;
3450	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4102	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3451	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4103	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3452	or die "addr2line: $!";	4104	or die "addr2line: $!";
…		…
3460	}	4112	}
3461		4113
3462	@funcs	4114	@funcs
3463	};	4115	};
3464		4116
3465	LOG llevInfo, "[ABT] $msg\n";	4117	LOG llevInfo, "[ABT] $perl_bt\n";
		4118	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3466	LOG llevInfo, "[ABT] $_\n" for @bt;	4119	LOG llevInfo, "[ABT] $_\n" for @bt;
3467	--$_log_backtrace;	4120	--$_log_backtrace;
3468	};	4121	};
3469	} else {	4122	} else {
3470	LOG llevInfo, "[ABT] $msg\n";	4123	LOG llevInfo, "[ABT] $msg\n";
3471	LOG llevInfo, "[ABT] [suppressed]\n";	4124	LOG llevInfo, "[ABT] [suppressed]\n";
3472	}	4125	}
3473	}	4126	}
3474		4127
3475	# load additional modules	4128	# load additional modules
3476	use cf::pod;	4129	require "cf/$_.pm" for @EXTRA_MODULES;
		4130	cf::_connect_to_perl_2;
3477		4131
3478	END { cf::emergency_save }	4132	END { cf::emergency_save }
3479		4133
3480	1	4134	1
3481		4135

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