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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.325 by root, Sat Jul 28 14:32:22 2007 UTC vs.
Revision 1.529 by root, Wed Apr 28 11:28:22 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 = 1;
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;
1394	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1640	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1395	$pl->ns->destroy if $pl->ns;	1641	$pl->ns->destroy if $pl->ns;
1396		1642
1397	my $path = playerdir $pl;	1643	my $path = playerdir $pl;
1398	my $temp = "$path~$cf::RUNTIME~deleting~";	1644	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1434	or return [];	1680	or return [];
1435		1681
1436	my @logins;	1682	my @logins;
1437		1683
1438	for my $login (@$dirs) {	1684	for my $login (@$dirs) {
		1685	my $path = path $login;
		1686
		1687	# a .pst is a dead give-away for a valid player
		1688	# if no pst file found, open and chekc for blocked users
		1689	if (aio_stat "$path.pst") {
1439	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1690	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1440	aio_read $fh, 0, 512, my $buf, 0 or next;	1691	aio_read $fh, 0, 512, my $buf, 0 or next;
1441	$buf !~ /^password -------------$/m or next; # official not-valid tag	1692	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1693	}
1442		1694
1443	utf8::decode $login;	1695	utf8::decode $login;
1444	push @logins, $login;	1696	push @logins, $login;
1445	}	1697	}
1446		1698
1447	\@logins	1699	\@logins
1448	}	1700	}
1449		1701
1450	=item $player->maps	1702	=item $player->maps
		1703
		1704	=item cf::player::maps $login
1451		1705
1452	Returns an arrayref of map paths that are private for this	1706	Returns an arrayref of map paths that are private for this
1453	player. May block.	1707	player. May block.
1454		1708
1455	=cut	1709	=cut
…		…
1473	}	1727	}
1474		1728
1475	\@paths	1729	\@paths
1476	}	1730	}
1477		1731
1478	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1732	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1479		1733
1480	Expand crossfire pod fragments into protocol xml.	1734	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		1735
1528	=item $player->ext_reply ($msgid, @msg)	1736	=item $player->ext_reply ($msgid, @msg)
1529		1737
1530	Sends an ext reply to the player.	1738	Sends an ext reply to the player.
1531		1739
1532	=cut	1740	=cut
1533		1741
1534	sub ext_reply($$@) {	1742	sub ext_reply($$@) {
1535	my ($self, $id, @msg) = @_;	1743	my ($self, $id, @msg) = @_;
1536		1744
1537	if ($self->ns->extcmd == 2) {	1745	$self->ns->ext_reply ($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	}	1746	}
1545		1747
1546	=item $player->ext_msg ($type, @msg)	1748	=item $player->ext_msg ($type, @msg)
1547		1749
1548	Sends an ext event to the client.	1750	Sends an ext event to the client.
…		…
1569		1771
1570	=cut	1772	=cut
1571		1773
1572	sub find_by_path($) {	1774	sub find_by_path($) {
1573	my ($path) = @_;	1775	my ($path) = @_;
		1776
		1777	$path =~ s/^~[^\/]*//; # skip ~login
1574		1778
1575	my ($match, $specificity);	1779	my ($match, $specificity);
1576		1780
1577	for my $region (list) {	1781	for my $region (list) {
1578	if ($region->{match} && $path =~ $region->{match}) {	1782	if ($region->{match} && $path =~ $region->{match}) {
…		…
1604	our $MAX_RESET = 3600;	1808	our $MAX_RESET = 3600;
1605	our $DEFAULT_RESET = 3000;	1809	our $DEFAULT_RESET = 3000;
1606		1810
1607	sub generate_random_map {	1811	sub generate_random_map {
1608	my ($self, $rmp) = @_;	1812	my ($self, $rmp) = @_;
		1813
		1814	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1815
1609	# mit "rum" bekleckern, nicht	1816	# mit "rum" bekleckern, nicht
1610	$self->_create_random_map (	1817	$self->_create_random_map (
1611	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1818	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1612	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1819	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1613	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1820	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1614	$rmp->{exit_on_final_map},	1821	$rmp->{exit_on_final_map},
1615	$rmp->{xsize}, $rmp->{ysize},	1822	$rmp->{xsize}, $rmp->{ysize},
1616	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1823	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1617	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1824	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1639		1846
1640	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1847	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1641	}	1848	}
1642		1849
1643	# also paths starting with '/'	1850	# also paths starting with '/'
1644	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1851	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1645		1852
1646	sub thawer_merge {	1853	sub thawer_merge {
1647	my ($self, $merge) = @_;	1854	my ($self, $merge) = @_;
1648		1855
1649	# we have to keep some variables in memory intact	1856	# we have to keep some variables in memory intact
…		…
1735		1942
1736	# the temporary/swap location	1943	# the temporary/swap location
1737	sub save_path {	1944	sub save_path {
1738	my ($self) = @_;	1945	my ($self) = @_;
1739		1946
1740	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1947	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1741	"$TMPDIR/$path.map"	1948	"$TMPDIR/$path.map"
1742	}	1949	}
1743		1950
1744	# the unique path, undef == no special unique path	1951	# the unique path, undef == no special unique path
1745	sub uniq_path {	1952	sub uniq_path {
1746	my ($self) = @_;	1953	my ($self) = @_;
1747		1954
1748	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1955	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1749	"$UNIQUEDIR/$path"	1956	"$UNIQUEDIR/$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 $_->outdoor, values %cf::MAP;
1759	}	1957	}
1760		1958
1761	sub decay_objects {	1959	sub decay_objects {
1762	my ($self) = @_;	1960	my ($self) = @_;
1763		1961
…		…
1776		1974
1777	sub load_header_from($) {	1975	sub load_header_from($) {
1778	my ($self, $path) = @_;	1976	my ($self, $path) = @_;
1779		1977
1780	utf8::encode $path;	1978	utf8::encode $path;
1781	#aio_open $path, O_RDONLY, 0	1979	my $f = new_from_file cf::object::thawer $path
1782	# or return;
1783
1784	$self->_load_header ($path)
1785	or return;	1980	or return;
		1981
		1982	$self->_load_header ($f)
		1983	or return;
		1984
		1985	local $MAP_LOADING{$self->{path}} = $self;
		1986	$f->resolve_delayed_derefs;
1786		1987
1787	$self->{load_path} = $path;	1988	$self->{load_path} = $path;
1788		1989
1789	1	1990	1
1790	}	1991	}
…		…
1844	sub find {	2045	sub find {
1845	my ($path, $origin) = @_;	2046	my ($path, $origin) = @_;
1846		2047
1847	$path = normalise $path, $origin && $origin->path;	2048	$path = normalise $path, $origin && $origin->path;
1848		2049
		2050	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1849	cf::lock_wait "map_find:$path";	2051	my $guard2 = cf::lock_acquire "map_find:$path";
1850		2052
1851	$cf::MAP{$path} || do {	2053	$cf::MAP{$path} || do {
1852	my $guard = cf::lock_acquire "map_find:$path";
1853	my $map = new_from_path cf::map $path	2054	my $map = new_from_path cf::map $path
1854	or return;	2055	or return;
1855		2056
1856	$map->{last_save} = $cf::RUNTIME;	2057	$map->{last_save} = $cf::RUNTIME;
1857		2058
…		…
1859	or return;	2060	or return;
1860		2061
1861	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2062	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1862	# doing this can freeze the server in a sync job, obviously	2063	# doing this can freeze the server in a sync job, obviously
1863	#$cf::WAIT_FOR_TICK->wait;	2064	#$cf::WAIT_FOR_TICK->wait;
		2065	undef $guard2;
		2066	undef $guard1;
1864	$map->reset;	2067	$map->reset;
1865	undef $guard;
1866	return find $path;	2068	return find $path;
1867	}	2069	}
1868		2070
1869	$cf::MAP{$path} = $map	2071	$cf::MAP{$path} = $map
1870	}	2072	}
1871	}	2073	}
1872		2074
1873	sub pre_load { }	2075	sub pre_load { }
1874	sub post_load { }	2076	#sub post_load { } # XS
1875		2077
1876	sub load {	2078	sub load {
1877	my ($self) = @_;	2079	my ($self) = @_;
1878		2080
1879	local $self->{deny_reset} = 1; # loading can take a long time	2081	local $self->{deny_reset} = 1; # loading can take a long time
1880		2082
1881	my $path = $self->{path};	2083	my $path = $self->{path};
1882		2084
1883	{	2085	{
1884	my $guard = cf::lock_acquire "map_load:$path";	2086	my $guard = cf::lock_acquire "map_data:$path";
1885		2087
		2088	return unless $self->valid;
1886	return if $self->in_memory != cf::MAP_SWAPPED;	2089	return unless $self->in_memory == cf::MAP_SWAPPED;
1887		2090
1888	$self->in_memory (cf::MAP_LOADING);	2091	$self->in_memory (cf::MAP_LOADING);
1889		2092
1890	$self->alloc;	2093	$self->alloc;
1891		2094
1892	$self->pre_load;	2095	$self->pre_load;
1893	Coro::cede;	2096	cf::cede_to_tick;
1894		2097
		2098	my $f = new_from_file cf::object::thawer $self->{load_path};
		2099	$f->skip_block;
1895	$self->_load_objects ($self->{load_path}, 1)	2100	$self->_load_objects ($f)
1896	or return;	2101	or return;
1897		2102
1898	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2103	$self->post_load_original
1899	if delete $self->{load_original};	2104	if delete $self->{load_original};
1900		2105
1901	if (my $uniq = $self->uniq_path) {	2106	if (my $uniq = $self->uniq_path) {
1902	utf8::encode $uniq;	2107	utf8::encode $uniq;
1903	if (aio_open $uniq, O_RDONLY, 0) {	2108	unless (aio_stat $uniq) {
		2109	if (my $f = new_from_file cf::object::thawer $uniq) {
1904	$self->clear_unique_items;	2110	$self->clear_unique_items;
1905	$self->_load_objects ($uniq, 0);	2111	$self->_load_objects ($f);
		2112	$f->resolve_delayed_derefs;
		2113	}
1906	}	2114	}
1907	}	2115	}
1908		2116
1909	Coro::cede;	2117	$f->resolve_delayed_derefs;
		2118
		2119	cf::cede_to_tick;
1910	# now do the right thing for maps	2120	# now do the right thing for maps
1911	$self->link_multipart_objects;	2121	$self->link_multipart_objects;
1912	$self->difficulty ($self->estimate_difficulty)	2122	$self->difficulty ($self->estimate_difficulty)
1913	unless $self->difficulty;	2123	unless $self->difficulty;
1914	Coro::cede;	2124	cf::cede_to_tick;
1915		2125
1916	unless ($self->{deny_activate}) {	2126	unless ($self->{deny_activate}) {
1917	$self->decay_objects;	2127	$self->decay_objects;
1918	$self->fix_auto_apply;	2128	$self->fix_auto_apply;
1919	$self->update_buttons;	2129	$self->update_buttons;
1920	Coro::cede;	2130	cf::cede_to_tick;
1921	$self->set_darkness_map;
1922	Coro::cede;
1923	$self->activate;	2131	$self->activate;
1924	}	2132	}
1925		2133
1926	$self->{last_save} = $cf::RUNTIME;	2134	$self->{last_save} = $cf::RUNTIME;
1927	$self->last_access ($cf::RUNTIME);	2135	$self->last_access ($cf::RUNTIME);
1928		2136
1929	$self->in_memory (cf::MAP_IN_MEMORY);	2137	$self->in_memory (cf::MAP_ACTIVE);
1930	}	2138	}
1931		2139
1932	$self->post_load;	2140	$self->post_load;
1933	}	2141	}
1934		2142
		2143	# customize the map for a given player, i.e.
		2144	# return the _real_ map. used by e.g. per-player
		2145	# maps to change the path to ~playername/mappath
1935	sub customise_for {	2146	sub customise_for {
1936	my ($self, $ob) = @_;	2147	my ($self, $ob) = @_;
1937		2148
1938	return find "~" . $ob->name . "/" . $self->{path}	2149	return find "~" . $ob->name . "/" . $self->{path}
1939	if $self->per_player;	2150	if $self->per_player;
…		…
1943		2154
1944	$self	2155	$self
1945	}	2156	}
1946		2157
1947	# find and load all maps in the 3x3 area around a map	2158	# find and load all maps in the 3x3 area around a map
1948	sub load_diag {	2159	sub load_neighbours {
1949	my ($map) = @_;	2160	my ($map) = @_;
1950		2161
1951	my @diag; # diagonal neighbours	2162	my @neigh; # diagonal neighbours
1952		2163
1953	for (0 .. 3) {	2164	for (0 .. 3) {
1954	my $neigh = $map->tile_path ($_)	2165	my $neigh = $map->tile_path ($_)
1955	or next;	2166	or next;
1956	$neigh = find $neigh, $map	2167	$neigh = find $neigh, $map
1957	or next;	2168	or next;
1958	$neigh->load;	2169	$neigh->load;
1959		2170
		2171	# now find the diagonal neighbours
		2172	push @neigh,
1960	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2173	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1961	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2174	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1962	}	2175	}
1963		2176
1964	for (@diag) {	2177	for (grep defined $_->[0], @neigh) {
		2178	my ($path, $origin) = @$_;
1965	my $neigh = find @$_	2179	my $neigh = find $path, $origin
1966	or next;	2180	or next;
1967	$neigh->load;	2181	$neigh->load;
1968	}	2182	}
1969	}	2183	}
1970		2184
…		…
1975	}	2189	}
1976		2190
1977	sub do_load_sync {	2191	sub do_load_sync {
1978	my ($map) = @_;	2192	my ($map) = @_;
1979		2193
		2194	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2195	if $Coro::current == $Coro::main;
		2196
1980	cf::sync_job { $map->load };	2197	cf::sync_job { $map->load };
1981	}	2198	}
1982		2199
1983	our %MAP_PREFETCH;	2200	our %MAP_PREFETCH;
1984	our $MAP_PREFETCHER = undef;	2201	our $MAP_PREFETCHER = undef;
1985		2202
1986	sub find_async {	2203	sub find_async {
1987	my ($path, $origin) = @_;	2204	my ($path, $origin, $load) = @_;
1988		2205
1989	$path = normalise $path, $origin && $origin->{path};	2206	$path = normalise $path, $origin && $origin->{path};
1990		2207
1991	if (my $map = $cf::MAP{$path}) {	2208	if (my $map = $cf::MAP{$path}) {
1992	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2209	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1993	}	2210	}
1994		2211
1995	undef $MAP_PREFETCH{$path};	2212	$MAP_PREFETCH{$path} |= $load;
		2213
1996	$MAP_PREFETCHER ||= cf::async {	2214	$MAP_PREFETCHER ||= cf::async {
		2215	$Coro::current->{desc} = "map prefetcher";
		2216
1997	while (%MAP_PREFETCH) {	2217	while (%MAP_PREFETCH) {
1998	for my $path (keys %MAP_PREFETCH) {	2218	while (my ($k, $v) = each %MAP_PREFETCH) {
1999	if (my $map = find $path) {	2219	if (my $map = find $k) {
2000	$map->load;	2220	$map->load if $v;
2001	}	2221	}
2002		2222
2003	delete $MAP_PREFETCH{$path};	2223	delete $MAP_PREFETCH{$k};
2004	}	2224	}
2005	}	2225	}
2006	undef $MAP_PREFETCHER;	2226	undef $MAP_PREFETCHER;
2007	};	2227	};
2008	$MAP_PREFETCHER->prio (6);	2228	$MAP_PREFETCHER->prio (6);
2009		2229
2010	()	2230	()
2011	}	2231	}
2012		2232
		2233	# common code, used by both ->save and ->swapout
2013	sub save {	2234	sub _save {
2014	my ($self) = @_;	2235	my ($self) = @_;
2015
2016	my $lock = cf::lock_acquire "map_data:" . $self->path;
2017		2236
2018	$self->{last_save} = $cf::RUNTIME;	2237	$self->{last_save} = $cf::RUNTIME;
2019		2238
2020	return unless $self->dirty;	2239	return unless $self->dirty;
2021		2240
…		…
2027	return if $self->{deny_save};	2246	return if $self->{deny_save};
2028		2247
2029	local $self->{last_access} = $self->last_access;#d#	2248	local $self->{last_access} = $self->last_access;#d#
2030		2249
2031	cf::async {	2250	cf::async {
		2251	$Coro::current->{desc} = "map player save";
2032	$_->contr->save for $self->players;	2252	$_->contr->save for $self->players;
2033	};	2253	};
		2254
		2255	cf::get_slot 0.02;
2034		2256
2035	if ($uniq) {	2257	if ($uniq) {
2036	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2258	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2037	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2259	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2038	} else {	2260	} else {
2039	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2261	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2040	}	2262	}
2041	}	2263	}
2042		2264
		2265	sub save {
		2266	my ($self) = @_;
		2267
		2268	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2269
		2270	$self->_save;
		2271	}
		2272
2043	sub swap_out {	2273	sub swap_out {
2044	my ($self) = @_;	2274	my ($self) = @_;
2045		2275
2046	# save first because save cedes
2047	$self->save;
2048
2049	my $lock = cf::lock_acquire "map_data:" . $self->path;	2276	my $lock = cf::lock_acquire "map_data:$self->{path}";
2050		2277
		2278	return if $self->in_memory != cf::MAP_ACTIVE;
		2279	return if $self->{deny_save};
2051	return if $self->players;	2280	return if $self->players;
2052	return if $self->in_memory != cf::MAP_IN_MEMORY;
2053	return if $self->{deny_save};
2054		2281
		2282	# first deactivate the map and "unlink" it from the core
		2283	$self->deactivate;
		2284	$_->clear_links_to ($self) for values %cf::MAP;
		2285	$self->in_memory (cf::MAP_SWAPPED);
		2286
		2287	# then atomically save
		2288	$self->_save;
		2289
		2290	# then free the map
2055	$self->clear;	2291	$self->clear;
2056	$self->in_memory (cf::MAP_SWAPPED);
2057	}	2292	}
2058		2293
2059	sub reset_at {	2294	sub reset_at {
2060	my ($self) = @_;	2295	my ($self) = @_;
2061		2296
…		…
2079		2314
2080	my $lock = cf::lock_acquire "map_data:$self->{path}";	2315	my $lock = cf::lock_acquire "map_data:$self->{path}";
2081		2316
2082	return if $self->players;	2317	return if $self->players;
2083		2318
2084	warn "resetting map ", $self->path;	2319	warn "resetting map ", $self->path, "\n";
2085		2320
2086	$self->in_memory (cf::MAP_SWAPPED);	2321	$self->in_memory (cf::MAP_SWAPPED);
2087		2322
2088	# need to save uniques path	2323	# need to save uniques path
2089	unless ($self->{deny_save}) {	2324	unless ($self->{deny_save}) {
…		…
2093	if $uniq;	2328	if $uniq;
2094	}	2329	}
2095		2330
2096	delete $cf::MAP{$self->path};	2331	delete $cf::MAP{$self->path};
2097		2332
		2333	$self->deactivate;
		2334	$_->clear_links_to ($self) for values %cf::MAP;
2098	$self->clear;	2335	$self->clear;
2099
2100	$_->clear_links_to ($self) for values %cf::MAP;
2101		2336
2102	$self->unlink_save;	2337	$self->unlink_save;
2103	$self->destroy;	2338	$self->destroy;
2104	}	2339	}
2105		2340
2106	my $nuke_counter = "aaaa";	2341	my $nuke_counter = "aaaa";
2107		2342
2108	sub nuke {	2343	sub nuke {
2109	my ($self) = @_;	2344	my ($self) = @_;
2110		2345
		2346	{
		2347	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2348
2111	delete $cf::MAP{$self->path};	2349	delete $cf::MAP{$self->path};
2112		2350
2113	$self->unlink_save;	2351	$self->unlink_save;
2114		2352
2115	bless $self, "cf::map";	2353	bless $self, "cf::map::wrap";
2116	delete $self->{deny_reset};	2354	delete $self->{deny_reset};
2117	$self->{deny_save} = 1;	2355	$self->{deny_save} = 1;
2118	$self->reset_timeout (1);	2356	$self->reset_timeout (1);
2119	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2357	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2120		2358
2121	$cf::MAP{$self->path} = $self;	2359	$cf::MAP{$self->path} = $self;
		2360	}
2122		2361
2123	$self->reset; # polite request, might not happen	2362	$self->reset; # polite request, might not happen
2124	}	2363	}
2125		2364
2126	=item $maps = cf::map::tmp_maps	2365	=item $maps = cf::map::tmp_maps
…		…
2168		2407
2169	sub unique_maps() {	2408	sub unique_maps() {
2170	[	2409	[
2171	map {	2410	map {
2172	utf8::decode $_;	2411	utf8::decode $_;
2173	/\.map$/	2412	s/\.map$//; # TODO future compatibility hack
		2413	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2414	? ()
2174	? normalise $_	2415	: normalise $_
2175	: ()
2176	} @{ aio_readdir $UNIQUEDIR or [] }	2416	} @{ aio_readdir $UNIQUEDIR or [] }
2177	]	2417	]
2178	}	2418	}
2179		2419
2180	package cf;	2420	=item cf::map::static_maps
		2421
		2422	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2423	file in the shared directory excluding F</styles> and F</editor>). May
		2424	block.
		2425
		2426	=cut
		2427
		2428	sub static_maps() {
		2429	my @dirs = "";
		2430	my @maps;
		2431
		2432	while (@dirs) {
		2433	my $dir = shift @dirs;
		2434
		2435	next if $dir eq "/styles" || $dir eq "/editor";
		2436
		2437	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2438	or return;
		2439
		2440	for (@$files) {
		2441	s/\.map$// or next;
		2442	utf8::decode $_;
		2443	push @maps, "$dir/$_";
		2444	}
		2445
		2446	push @dirs, map "$dir/$_", @$dirs;
		2447	}
		2448
		2449	\@maps
		2450	}
2181		2451
2182	=back	2452	=back
2183		2453
2184	=head3 cf::object	2454	=head3 cf::object
2185		2455
…		…
2189		2459
2190	=over 4	2460	=over 4
2191		2461
2192	=item $ob->inv_recursive	2462	=item $ob->inv_recursive
2193		2463
2194	Returns the inventory of the object _and_ their inventories, recursively.	2464	Returns the inventory of the object I<and> their inventories, recursively,
		2465	but I<not> the object itself.
2195		2466
2196	=cut	2467	=cut
2197		2468
2198	sub inv_recursive_;	2469	sub inv_recursive_;
2199	sub inv_recursive_ {	2470	sub inv_recursive_ {
…		…
2202		2473
2203	sub inv_recursive {	2474	sub inv_recursive {
2204	inv_recursive_ inv $_[0]	2475	inv_recursive_ inv $_[0]
2205	}	2476	}
2206		2477
		2478	=item $ref = $ob->ref
		2479
		2480	Creates and returns a persistent reference to an object that can be stored as a string.
		2481
		2482	=item $ob = cf::object::deref ($refstring)
		2483
		2484	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2485	even if the object actually exists. May block.
		2486
		2487	=cut
		2488
		2489	sub deref {
		2490	my ($ref) = @_;
		2491
		2492	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2493	my ($uuid, $name) = ($1, $2);
		2494	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2495	or return;
		2496	$pl->ob->uuid eq $uuid
		2497	or return;
		2498
		2499	$pl->ob
		2500	} else {
		2501	warn "$ref: cannot resolve object reference\n";
		2502	undef
		2503	}
		2504	}
		2505
2207	package cf;	2506	package cf;
2208		2507
2209	=back	2508	=back
2210		2509
2211	=head3 cf::object::player	2510	=head3 cf::object::player
…		…
2217	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2516	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	2517	can be C<undef>. Does the right thing when the player is currently in a
2219	dialogue with the given NPC character.	2518	dialogue with the given NPC character.
2220		2519
2221	=cut	2520	=cut
		2521
		2522	our $SAY_CHANNEL = {
		2523	id => "say",
		2524	title => "Map",
		2525	reply => "say ",
		2526	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2527	};
		2528
		2529	our $CHAT_CHANNEL = {
		2530	id => "chat",
		2531	title => "Chat",
		2532	reply => "chat ",
		2533	tooltip => "Player chat and shouts, global to the server.",
		2534	};
2222		2535
2223	# rough implementation of a future "reply" method that works	2536	# rough implementation of a future "reply" method that works
2224	# with dialog boxes.	2537	# with dialog boxes.
2225	#TODO: the first argument must go, split into a $npc->reply_to ( method	2538	#TODO: the first argument must go, split into a $npc->reply_to ( method
2226	sub cf::object::player::reply($$$;$) {	2539	sub cf::object::player::reply($$$;$) {
…		…
2238	my $dialog = $pl->{npc_dialog};	2551	my $dialog = $pl->{npc_dialog};
2239	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2552	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2240		2553
2241	} else {	2554	} else {
2242	$msg = $npc->name . " says: $msg" if $npc;	2555	$msg = $npc->name . " says: $msg" if $npc;
2243	$self->message ($msg, $flags);	2556	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2244	}	2557	}
2245	}	2558	}
		2559	}
		2560
		2561	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2562
		2563	=cut
		2564
		2565	sub cf::object::send_msg {
		2566	my $pl = shift->contr
		2567	or return;
		2568	$pl->send_msg (@_);
2246	}	2569	}
2247		2570
2248	=item $player_object->may ("access")	2571	=item $player_object->may ("access")
2249		2572
2250	Returns wether the given player is authorized to access resource "access"	2573	Returns wether the given player is authorized to access resource "access"
…		…
2263		2586
2264	=item $player_object->enter_link	2587	=item $player_object->enter_link
2265		2588
2266	Freezes the player and moves him/her to a special map (C<{link}>).	2589	Freezes the player and moves him/her to a special map (C<{link}>).
2267		2590
2268	The player should be reasonably safe there for short amounts of time. You	2591	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.	2592	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2593	though, as the player cannot control the character while it is on the link
		2594	map.
2270		2595
2271	Will never block.	2596	Will never block.
2272		2597
2273	=item $player_object->leave_link ($map, $x, $y)	2598	=item $player_object->leave_link ($map, $x, $y)
2274		2599
…		…
2294	sub cf::object::player::enter_link {	2619	sub cf::object::player::enter_link {
2295	my ($self) = @_;	2620	my ($self) = @_;
2296		2621
2297	$self->deactivate_recursive;	2622	$self->deactivate_recursive;
2298		2623
		2624	++$self->{_link_recursion};
		2625
2299	return if UNIVERSAL::isa $self->map, "ext::map_link";	2626	return if UNIVERSAL::isa $self->map, "ext::map_link";
2300		2627
2301	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2628	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2302	if $self->map && $self->map->{path} ne "{link}";	2629	if $self->map && $self->map->{path} ne "{link}";
2303		2630
2304	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2631	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2305	}	2632	}
2306		2633
2307	sub cf::object::player::leave_link {	2634	sub cf::object::player::leave_link {
2308	my ($self, $map, $x, $y) = @_;	2635	my ($self, $map, $x, $y) = @_;
2309		2636
…		…
2326	($x, $y) = (-1, -1)	2653	($x, $y) = (-1, -1)
2327	unless (defined $x) && (defined $y);	2654	unless (defined $x) && (defined $y);
2328		2655
2329	# use -1 or undef as default coordinates, not 0, 0	2656	# use -1 or undef as default coordinates, not 0, 0
2330	($x, $y) = ($map->enter_x, $map->enter_y)	2657	($x, $y) = ($map->enter_x, $map->enter_y)
2331	if $x <=0 && $y <= 0;	2658	if $x <= 0 && $y <= 0;
2332		2659
2333	$map->load;	2660	$map->load;
2334	$map->load_diag;	2661	$map->load_neighbours;
2335		2662
2336	return unless $self->contr->active;	2663	return unless $self->contr->active;
2337	$self->activate_recursive;
2338		2664
2339	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2665	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2340	$self->enter_map ($map, $x, $y);	2666	if ($self->enter_map ($map, $x, $y)) {
2341	}	2667	# entering was successful
		2668	delete $self->{_link_recursion};
		2669	# only activate afterwards, to support waiting in hooks
		2670	$self->activate_recursive;
		2671	}
2342		2672
		2673	}
		2674
2343	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2675	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2344		2676
2345	Moves the player to the given map-path and coordinates by first freezing	2677	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	2678	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	2679	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	2680	the new (success) or old (failed) map position. In either case, $done will
2349	be called at the end of this process.	2681	be called at the end of this process.
2350		2682
		2683	Note that $check will be called with a potentially non-loaded map, so if
		2684	it needs a loaded map it has to call C<< ->load >>.
		2685
2351	=cut	2686	=cut
2352		2687
2353	our $GOTOGEN;	2688	our $GOTOGEN;
2354		2689
2355	sub cf::object::player::goto {	2690	sub cf::object::player::goto {
2356	my ($self, $path, $x, $y, $check, $done) = @_;	2691	my ($self, $path, $x, $y, $check, $done) = @_;
2357		2692
		2693	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2694	warn "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2695	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2696	($path, $x, $y) = @$EMERGENCY_POSITION;
		2697	}
		2698
2358	# do generation counting so two concurrent goto's will be executed in-order	2699	# do generation counting so two concurrent goto's will be executed in-order
2359	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2700	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2360		2701
2361	$self->enter_link;	2702	$self->enter_link;
2362		2703
2363	(async {	2704	(async {
		2705	$Coro::current->{desc} = "player::goto $path $x $y";
		2706
		2707	# *tag paths override both path and x|y
		2708	if ($path =~ /^\*(.*)$/) {
		2709	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2710	my $ob = $obs[rand @obs];
		2711
		2712	# see if we actually can go there
		2713	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2714	$ob = $obs[rand @obs];
		2715	} else {
		2716	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2717	}
		2718	# else put us there anyways for now #d#
		2719
		2720	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2721	} else {
		2722	($path, $x, $y) = (undef, undef, undef);
		2723	}
		2724	}
		2725
2364	my $map = eval {	2726	my $map = eval {
2365	my $map = cf::map::find $path;	2727	my $map = defined $path ? cf::map::find $path : undef;
2366		2728
2367	if ($map) {	2729	if ($map) {
2368	$map = $map->customise_for ($self);	2730	$map = $map->customise_for ($self);
2369	$map = $check->($map) if $check && $map;	2731	$map = $check->($map, $x, $y, $self) if $check && $map;
2370	} else {	2732	} else {
2371	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2733	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2372	}	2734	}
2373		2735
2374	$map	2736	$map
2375	};	2737	};
2376		2738
…		…
2382	if ($gen == $self->{_goto_generation}) {	2744	if ($gen == $self->{_goto_generation}) {
2383	delete $self->{_goto_generation};	2745	delete $self->{_goto_generation};
2384	$self->leave_link ($map, $x, $y);	2746	$self->leave_link ($map, $x, $y);
2385	}	2747	}
2386		2748
2387	$done->() if $done;	2749	$done->($self) if $done;
2388	})->prio (1);	2750	})->prio (1);
2389	}	2751	}
2390		2752
2391	=item $player_object->enter_exit ($exit_object)	2753	=item $player_object->enter_exit ($exit_object)
2392		2754
…		…
2412	}	2774	}
2413		2775
2414	sub prepare_random_map {	2776	sub prepare_random_map {
2415	my ($exit) = @_;	2777	my ($exit) = @_;
2416		2778
2417	my $guard = cf::lock_acquire "exit_prepare:$exit";
2418
2419	# all this does is basically replace the /! path by	2779	# all this does is basically replace the /! path by
2420	# a new random map path (?random/...) with a seed	2780	# a new random map path (?random/...) with a seed
2421	# that depends on the exit object	2781	# that depends on the exit object
2422		2782
2423	my $rmp = parse_random_map_params $exit->msg;	2783	my $rmp = parse_random_map_params $exit->msg;
…		…
2425	if ($exit->map) {	2785	if ($exit->map) {
2426	$rmp->{region} = $exit->region->name;	2786	$rmp->{region} = $exit->region->name;
2427	$rmp->{origin_map} = $exit->map->path;	2787	$rmp->{origin_map} = $exit->map->path;
2428	$rmp->{origin_x} = $exit->x;	2788	$rmp->{origin_x} = $exit->x;
2429	$rmp->{origin_y} = $exit->y;	2789	$rmp->{origin_y} = $exit->y;
		2790
		2791	$exit->map->touch;
2430	}	2792	}
2431		2793
2432	$rmp->{random_seed} ||= $exit->random_seed;	2794	$rmp->{random_seed} ||= $exit->random_seed;
2433		2795
2434	my $data = cf::to_json $rmp;	2796	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2435	my $md5 = Digest::MD5::md5_hex $data;	2797	my $md5 = Digest::MD5::md5_hex $data;
2436	my $meta = "$RANDOMDIR/$md5.meta";	2798	my $meta = "$RANDOMDIR/$md5.meta";
2437		2799
2438	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2800	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2439	aio_write $fh, 0, (length $data), $data, 0;	2801	aio_write $fh, 0, (length $data), $data, 0;
2440	undef $fh;	2802	undef $fh;
2441	aio_rename "$meta~", $meta;	2803	aio_rename "$meta~", $meta;
2442		2804
		2805	my $slaying = "?random/$md5";
		2806
		2807	if ($exit->valid) {
2443	$exit->slaying ("?random/$md5");	2808	$exit->slaying ("?random/$md5");
2444	$exit->msg (undef);	2809	$exit->msg (undef);
		2810	}
2445	}	2811	}
2446	}	2812	}
2447		2813
2448	sub cf::object::player::enter_exit {	2814	sub cf::object::player::enter_exit {
2449	my ($self, $exit) = @_;	2815	my ($self, $exit) = @_;
2450		2816
2451	return unless $self->type == cf::PLAYER;	2817	return unless $self->type == cf::PLAYER;
2452		2818
2453	if ($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;	2819	$self->enter_link;
2465		2820
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 {	2821	(async {
2471	$self->deactivate_recursive; # just to be sure	2822	$Coro::current->{desc} = "enter_exit";
		2823
2472	unless (eval {	2824	unless (eval {
		2825	$self->deactivate_recursive; # just to be sure
		2826
		2827	# random map handling
		2828	{
		2829	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2830
		2831	prepare_random_map $exit
		2832	if $exit->slaying eq "/!";
		2833	}
		2834
		2835	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2836	my $x = $exit->stats->hp;
		2837	my $y = $exit->stats->sp;
		2838
2473	$self->goto ($slaying, $hp, $sp);	2839	$self->goto ($map, $x, $y);
2474		2840
		2841	# if exit is damned, update players death & WoR home-position
		2842	$self->contr->savebed ($map, $x, $y)
		2843	if $exit->flag (cf::FLAG_DAMNED);
		2844
2475	1;	2845	1
2476	}) {	2846	}) {
2477	$self->message ("Something went wrong deep within the crossfire server. "	2847	$self->message ("Something went wrong deep within the deliantra server. "
2478	. "I'll try to bring you back to the map you were before. "	2848	. "I'll try to bring you back to the map you were before. "
2479	. "Please report this to the dungeon master!",	2849	. "Please report this to the dungeon master!",
2480	cf::NDI_UNIQUE | cf::NDI_RED);	2850	cf::NDI_UNIQUE | cf::NDI_RED);
2481		2851
2482	warn "ERROR in enter_exit: $@";	2852	warn "ERROR in enter_exit: $@";
…		…
2499	sub cf::client::send_drawinfo {	2869	sub cf::client::send_drawinfo {
2500	my ($self, $text, $flags) = @_;	2870	my ($self, $text, $flags) = @_;
2501		2871
2502	utf8::encode $text;	2872	utf8::encode $text;
2503	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2873	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2874	}
		2875
		2876	=item $client->send_big_packet ($pkt)
		2877
		2878	Like C<send_packet>, but tries to compress large packets, and fragments
		2879	them as required.
		2880
		2881	=cut
		2882
		2883	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2884
		2885	sub cf::client::send_big_packet {
		2886	my ($self, $pkt) = @_;
		2887
		2888	# try lzf for large packets
		2889	$pkt = "lzf " . Compress::LZF::compress $pkt
		2890	if 1024 <= length $pkt and $self->{can_lzf};
		2891
		2892	# split very large packets
		2893	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2894	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2895	$pkt = "frag";
		2896	}
		2897
		2898	$self->send_packet ($pkt);
2504	}	2899	}
2505		2900
2506	=item $client->send_msg ($channel, $msg, $color, [extra...])	2901	=item $client->send_msg ($channel, $msg, $color, [extra...])
2507		2902
2508	Send a drawinfo or msg packet to the client, formatting the msg for the	2903	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2510	the message, with C<log> being the default. If C<$color> is negative, suppress	2905	the message, with C<log> being the default. If C<$color> is negative, suppress
2511	the message unless the client supports the msg packet.	2906	the message unless the client supports the msg packet.
2512		2907
2513	=cut	2908	=cut
2514		2909
		2910	# non-persistent channels (usually the info channel)
		2911	our %CHANNEL = (
		2912	"c/motd" => {
		2913	id => "infobox",
		2914	title => "MOTD",
		2915	reply => undef,
		2916	tooltip => "The message of the day",
		2917	},
		2918	"c/identify" => {
		2919	id => "infobox",
		2920	title => "Identify",
		2921	reply => undef,
		2922	tooltip => "Items recently identified",
		2923	},
		2924	"c/examine" => {
		2925	id => "infobox",
		2926	title => "Examine",
		2927	reply => undef,
		2928	tooltip => "Signs and other items you examined",
		2929	},
		2930	"c/shopinfo" => {
		2931	id => "infobox",
		2932	title => "Shop Info",
		2933	reply => undef,
		2934	tooltip => "What your bargaining skill tells you about the shop",
		2935	},
		2936	"c/book" => {
		2937	id => "infobox",
		2938	title => "Book",
		2939	reply => undef,
		2940	tooltip => "The contents of a note or book",
		2941	},
		2942	"c/lookat" => {
		2943	id => "infobox",
		2944	title => "Look",
		2945	reply => undef,
		2946	tooltip => "What you saw there",
		2947	},
		2948	"c/who" => {
		2949	id => "infobox",
		2950	title => "Players",
		2951	reply => undef,
		2952	tooltip => "Shows players who are currently online",
		2953	},
		2954	"c/body" => {
		2955	id => "infobox",
		2956	title => "Body Parts",
		2957	reply => undef,
		2958	tooltip => "Shows which body parts you posess and are available",
		2959	},
		2960	"c/statistics" => {
		2961	id => "infobox",
		2962	title => "Statistics",
		2963	reply => undef,
		2964	tooltip => "Shows your primary statistics",
		2965	},
		2966	"c/skills" => {
		2967	id => "infobox",
		2968	title => "Skills",
		2969	reply => undef,
		2970	tooltip => "Shows your experience per skill and item power",
		2971	},
		2972	"c/shopitems" => {
		2973	id => "infobox",
		2974	title => "Shop Items",
		2975	reply => undef,
		2976	tooltip => "Shows the items currently for sale in this shop",
		2977	},
		2978	"c/resistances" => {
		2979	id => "infobox",
		2980	title => "Resistances",
		2981	reply => undef,
		2982	tooltip => "Shows your resistances",
		2983	},
		2984	"c/pets" => {
		2985	id => "infobox",
		2986	title => "Pets",
		2987	reply => undef,
		2988	tooltip => "Shows information abotu your pets/a specific pet",
		2989	},
		2990	"c/perceiveself" => {
		2991	id => "infobox",
		2992	title => "Perceive Self",
		2993	reply => undef,
		2994	tooltip => "You gained detailed knowledge about yourself",
		2995	},
		2996	"c/uptime" => {
		2997	id => "infobox",
		2998	title => "Uptime",
		2999	reply => undef,
		3000	tooltip => "How long the server has been running since last restart",
		3001	},
		3002	"c/mapinfo" => {
		3003	id => "infobox",
		3004	title => "Map Info",
		3005	reply => undef,
		3006	tooltip => "Information related to the maps",
		3007	},
		3008	"c/party" => {
		3009	id => "party",
		3010	title => "Party",
		3011	reply => "gsay ",
		3012	tooltip => "Messages and chat related to your party",
		3013	},
		3014	"c/death" => {
		3015	id => "death",
		3016	title => "Death",
		3017	reply => undef,
		3018	tooltip => "Reason for and more info about your most recent death",
		3019	},
		3020	"c/say" => $SAY_CHANNEL,
		3021	"c/chat" => $CHAT_CHANNEL,
		3022	);
		3023
2515	sub cf::client::send_msg {	3024	sub cf::client::send_msg {
2516	my ($self, $channel, $msg, $color, @extra) = @_;	3025	my ($self, $channel, $msg, $color, @extra) = @_;
2517		3026
2518	$msg = $self->pl->expand_cfpod ($msg);	3027	$msg = $self->pl->expand_cfpod ($msg)
		3028	unless $color & cf::NDI_VERBATIM;
2519		3029
2520	$color &= cf::NDI_CLIENT_MASK; # just in case...	3030	$color &= cf::NDI_CLIENT_MASK; # just in case...
2521		3031
		3032	# check predefined channels, for the benefit of C
		3033	if ($CHANNEL{$channel}) {
		3034	$channel = $CHANNEL{$channel};
		3035
		3036	$self->ext_msg (channel_info => $channel);
		3037	$channel = $channel->{id};
		3038
2522	if (ref $channel) {	3039	} elsif (ref $channel) {
2523	# send meta info to client, if not yet sent	3040	# send meta info to client, if not yet sent
2524	unless (exists $self->{channel}{$channel->{id}}) {	3041	unless (exists $self->{channel}{$channel->{id}}) {
2525	$self->{channel}{$channel->{id}} = $channel;	3042	$self->{channel}{$channel->{id}} = $channel;
2526	$self->ext_msg (channel_info => $channel);	3043	$self->ext_msg (channel_info => $channel);
2527	}	3044	}
…		…
2529	$channel = $channel->{id};	3046	$channel = $channel->{id};
2530	}	3047	}
2531		3048
2532	return unless @extra || length $msg;	3049	return unless @extra || length $msg;
2533		3050
2534	if ($self->can_msg) {
2535	# default colour, mask it out	3051	# default colour, mask it out
2536	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3052	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2537	if $color & cf::NDI_DEF;	3053	if $color & cf::NDI_DEF;
2538		3054
2539	$self->send_packet ("msg " . $self->{json_coder}->encode (	3055	my $pkt = "msg "
		3056	. $self->{json_coder}->encode (
2540	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3057	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2541	} else {	3058	);
2542	if ($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		3059
2553	$color &= cf::NDI_COLOR_MASK;	3060	$self->send_big_packet ($pkt);
2554
2555	if (0 && $msg =~ /\[/) {
2556	$self->send_packet ("drawextinfo $color 4 0 $msg")
2557	} else {
2558	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2559	$self->send_packet ("drawinfo $color $msg")
2560	}
2561	}
2562	}
2563	}	3061	}
2564		3062
2565	=item $client->ext_msg ($type, @msg)	3063	=item $client->ext_msg ($type, @msg)
2566		3064
2567	Sends an ext event to the client.	3065	Sends an ext event to the client.
…		…
2569	=cut	3067	=cut
2570		3068
2571	sub cf::client::ext_msg($$@) {	3069	sub cf::client::ext_msg($$@) {
2572	my ($self, $type, @msg) = @_;	3070	my ($self, $type, @msg) = @_;
2573		3071
2574	my $extcmd = $self->extcmd;
2575
2576	if ($extcmd == 2) {	3072	if ($self->extcmd == 2) {
2577	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3073	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2578	} elsif ($extcmd == 1) { # TODO: remove	3074	} elsif ($self->extcmd == 1) { # TODO: remove
2579	push @msg, msgtype => "event_$type";	3075	push @msg, msgtype => "event_$type";
2580	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3076	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3077	}
		3078	}
		3079
		3080	=item $client->ext_reply ($msgid, @msg)
		3081
		3082	Sends an ext reply to the client.
		3083
		3084	=cut
		3085
		3086	sub cf::client::ext_reply($$@) {
		3087	my ($self, $id, @msg) = @_;
		3088
		3089	if ($self->extcmd == 2) {
		3090	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		3091	} elsif ($self->extcmd == 1) {
		3092	#TODO: version 1, remove
		3093	unshift @msg, msgtype => "reply", msgid => $id;
		3094	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2581	}	3095	}
2582	}	3096	}
2583		3097
2584	=item $success = $client->query ($flags, "text", \&cb)	3098	=item $success = $client->query ($flags, "text", \&cb)
2585		3099
…		…
2646	my ($type, $reply, @payload) =	3160	my ($type, $reply, @payload) =
2647	"ARRAY" eq ref $msg	3161	"ARRAY" eq ref $msg
2648	? @$msg	3162	? @$msg
2649	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	3163	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2650		3164
		3165	my @reply;
		3166
2651	if (my $cb = $EXTICMD{$type}) {	3167	if (my $cb = $EXTICMD{$type}) {
2652	my @reply = $cb->($ns, @payload);	3168	@reply = $cb->($ns, @payload);
2653
2654	$ns->ext_reply ($reply, @reply)
2655	if $reply;
2656	}	3169	}
		3170
		3171	$ns->ext_reply ($reply, @reply)
		3172	if $reply;
		3173
2657	} else {	3174	} else {
2658	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3175	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2659	}	3176	}
2660		3177
2661	cf::override;	3178	cf::override;
…		…
2683		3200
2684	$coro	3201	$coro
2685	}	3202	}
2686		3203
2687	cf::client->attach (	3204	cf::client->attach (
2688	on_destroy => sub {	3205	on_client_destroy => sub {
2689	my ($ns) = @_;	3206	my ($ns) = @_;
2690		3207
2691	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3208	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2692	},	3209	},
2693	);	3210	);
…		…
2708	our $safe = new Safe "safe";	3225	our $safe = new Safe "safe";
2709	our $safe_hole = new Safe::Hole;	3226	our $safe_hole = new Safe::Hole;
2710		3227
2711	$SIG{FPE} = 'IGNORE';	3228	$SIG{FPE} = 'IGNORE';
2712		3229
2713	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3230	$safe->permit_only (Opcode::opset qw(
		3231	:base_core :base_mem :base_orig :base_math :base_loop
		3232	grepstart grepwhile mapstart mapwhile
		3233	sort time
		3234	));
2714		3235
2715	# here we export the classes and methods available to script code	3236	# here we export the classes and methods available to script code
2716		3237
2717	=pod	3238	=pod
2718		3239
2719	The following functions and methods are available within a safe environment:	3240	The following functions and methods are available within a safe environment:
2720		3241
2721	cf::object	3242	cf::object
2722	contr pay_amount pay_player map x y force_find force_add	3243	contr pay_amount pay_player map x y force_find force_add destroy
2723	insert remove	3244	insert remove name archname title slaying race decrease split
		3245	value
2724		3246
2725	cf::object::player	3247	cf::object::player
2726	player	3248	player
2727		3249
2728	cf::player	3250	cf::player
…		…
2733		3255
2734	=cut	3256	=cut
2735		3257
2736	for (	3258	for (
2737	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3259	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2738	insert remove)],	3260	insert remove inv nrof name archname title slaying race
		3261	decrease split destroy change_exp value msg lore send_msg)],
2739	["cf::object::player" => qw(player)],	3262	["cf::object::player" => qw(player)],
2740	["cf::player" => qw(peaceful)],	3263	["cf::player" => qw(peaceful send_msg)],
2741	["cf::map" => qw(trigger)],	3264	["cf::map" => qw(trigger)],
2742	) {	3265	) {
2743	no strict 'refs';	3266	no strict 'refs';
2744	my ($pkg, @funs) = @$_;	3267	my ($pkg, @funs) = @$_;
2745	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3268	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2763		3286
2764	my $qcode = $code;	3287	my $qcode = $code;
2765	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3288	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2766	$qcode =~ s/\n/\\n/g;	3289	$qcode =~ s/\n/\\n/g;
2767		3290
		3291	%vars = (_dummy => 0) unless %vars;
		3292
		3293	my @res;
2768	local $_;	3294	local $_;
2769	local @safe::cf::_safe_eval_args = values %vars;
2770		3295
2771	my $eval =	3296	my $eval =
2772	"do {\n"	3297	"do {\n"
2773	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3298	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2774	. "#line 0 \"{$qcode}\"\n"	3299	. "#line 0 \"{$qcode}\"\n"
2775	. $code	3300	. $code
2776	. "\n}"	3301	. "\n}"
2777	;	3302	;
2778		3303
		3304	if ($CFG{safe_eval}) {
2779	sub_generation_inc;	3305	sub_generation_inc;
		3306	local @safe::cf::_safe_eval_args = values %vars;
2780	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3307	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2781	sub_generation_inc;	3308	sub_generation_inc;
		3309	} else {
		3310	local @cf::_safe_eval_args = values %vars;
		3311	@res = wantarray ? eval eval : scalar eval $eval;
		3312	}
2782		3313
2783	if ($@) {	3314	if ($@) {
2784	warn "$@";	3315	warn "$@";
2785	warn "while executing safe code '$code'\n";	3316	warn "while executing safe code '$code'\n";
2786	warn "with arguments " . (join " ", %vars) . "\n";	3317	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2805	=cut	3336	=cut
2806		3337
2807	sub register_script_function {	3338	sub register_script_function {
2808	my ($fun, $cb) = @_;	3339	my ($fun, $cb) = @_;
2809		3340
2810	no strict 'refs';	3341	$fun = "safe::$fun" if $CFG{safe_eval};
2811	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3342	*$fun = $safe_hole->wrap ($cb);
2812	}	3343	}
2813		3344
2814	=back	3345	=back
2815		3346
2816	=cut	3347	=cut
…		…
2818	#############################################################################	3349	#############################################################################
2819	# the server's init and main functions	3350	# the server's init and main functions
2820		3351
2821	sub load_facedata($) {	3352	sub load_facedata($) {
2822	my ($path) = @_;	3353	my ($path) = @_;
		3354
		3355	# HACK to clear player env face cache, we need some signal framework
		3356	# for this (global event?)
		3357	%ext::player_env::MUSIC_FACE_CACHE = ();
		3358
		3359	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2823		3360
2824	warn "loading facedata from $path\n";	3361	warn "loading facedata from $path\n";
2825		3362
2826	my $facedata;	3363	my $facedata;
2827	0 < aio_load $path, $facedata	3364	0 < aio_load $path, $facedata
…		…
2830	$facedata = Coro::Storable::thaw $facedata;	3367	$facedata = Coro::Storable::thaw $facedata;
2831		3368
2832	$facedata->{version} == 2	3369	$facedata->{version} == 2
2833	or cf::cleanup "$path: version mismatch, cannot proceed.";	3370	or cf::cleanup "$path: version mismatch, cannot proceed.";
2834		3371
		3372	# patch in the exptable
		3373	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
		3374	$facedata->{resource}{"res/exp_table"} = {
		3375	type => FT_RSRC,
		3376	data => $exp_table,
		3377	hash => (Digest::MD5::md5 $exp_table),
		3378	};
		3379	cf::cede_to_tick;
		3380
2835	{	3381	{
2836	my $faces = $facedata->{faceinfo};	3382	my $faces = $facedata->{faceinfo};
2837		3383
2838	while (my ($face, $info) = each %$faces) {	3384	while (my ($face, $info) = each %$faces) {
2839	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3385	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3386
2840	cf::face::set_visibility $idx, $info->{visibility};	3387	cf::face::set_visibility $idx, $info->{visibility};
2841	cf::face::set_magicmap $idx, $info->{magicmap};	3388	cf::face::set_magicmap $idx, $info->{magicmap};
2842	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3389	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2843	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3390	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2844		3391
2845	cf::cede_to_tick;	3392	cf::cede_to_tick;
2846	}	3393	}
2847		3394
2848	while (my ($face, $info) = each %$faces) {	3395	while (my ($face, $info) = each %$faces) {
2849	next unless $info->{smooth};	3396	next unless $info->{smooth};
		3397
2850	my $idx = cf::face::find $face	3398	my $idx = cf::face::find $face
2851	or next;	3399	or next;
		3400
2852	if (my $smooth = cf::face::find $info->{smooth}) {	3401	if (my $smooth = cf::face::find $info->{smooth}) {
2853	cf::face::set_smooth $idx, $smooth;	3402	cf::face::set_smooth $idx, $smooth;
2854	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3403	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2855	} else {	3404	} else {
2856	warn "smooth face '$info->{smooth}' not found for face '$face'";	3405	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2870		3419
2871	cf::anim::invalidate_all; # d'oh	3420	cf::anim::invalidate_all; # d'oh
2872	}	3421	}
2873		3422
2874	{	3423	{
2875	# TODO: for gcfclient pleasure, we should give resources
2876	# that gcfclient doesn't grok a >10000 face index.
2877	my $res = $facedata->{resource};	3424	my $res = $facedata->{resource};
2878	my $enc = JSON::XS->new->utf8->canonical;
2879
2880	my $soundconf = delete $res->{"res/sound.conf"};
2881		3425
2882	while (my ($name, $info) = each %$res) {	3426	while (my ($name, $info) = each %$res) {
2883	my $meta = $enc->encode ({	3427	if (defined $info->{type}) {
2884	name => $name,
2885	%{ $info->{meta} || {} },
2886	});
2887
2888	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3428	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2889		3429
2890	if ($info->{type} & 1) {
2891	# prepend meta info
2892
2893	my $data = pack "(w/a*)*", $meta, $info->{data};
2894	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2895
2896	cf::face::set_data $idx, 0, $data, $chk;	3430	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
		3431	cf::face::set_type $idx, $info->{type};
2897	} else {	3432	} else {
2898	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};	3433	$RESOURCE{$name} = $info;
2899	}	3434	}
2900		3435
2901	cf::face::set_type $idx, $info->{type};
2902
2903	cf::cede_to_tick;	3436	cf::cede_to_tick;
2904	}	3437	}
2905
2906	if ($soundconf) {
2907	$soundconf = $enc->decode (delete $soundconf->{data});
2908
2909	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2910	my $sound = $soundconf->{compat}[$_]
2911	or next;
2912
2913	my $face = cf::face::find "sound/$sound->[1]";
2914
2915	cf::sound::set $sound->[0] => $face;
2916	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2917	}
2918
2919	#TODO
2920	}
2921	}	3438	}
		3439
		3440	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2922		3441
2923	1	3442	1
2924	}	3443	}
		3444
		3445	cf::global->attach (on_resource_update => sub {
		3446	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3447	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3448
		3449	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3450	my $sound = $soundconf->{compat}[$_]
		3451	or next;
		3452
		3453	my $face = cf::face::find "sound/$sound->[1]";
		3454	cf::sound::set $sound->[0] => $face;
		3455	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3456	}
		3457
		3458	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3459	my $face = cf::face::find "sound/$v";
		3460	cf::sound::set $k => $face;
		3461	}
		3462	}
		3463	});
2925		3464
2926	register_exticmd fx_want => sub {	3465	register_exticmd fx_want => sub {
2927	my ($ns, $want) = @_;	3466	my ($ns, $want) = @_;
2928		3467
2929	while (my ($k, $v) = each %$want) {	3468	while (my ($k, $v) = each %$want) {
2930	$ns->fx_want ($k, $v);	3469	$ns->fx_want ($k, $v);
2931	}	3470	}
2932	};	3471	};
2933		3472
		3473	sub load_resource_file($) {
		3474	my $guard = lock_acquire "load_resource_file";
		3475
		3476	my $status = load_resource_file_ $_[0];
		3477	get_slot 0.1, 100;
		3478	cf::arch::commit_load;
		3479
		3480	$status
		3481	}
		3482
2934	sub reload_regions {	3483	sub reload_regions {
		3484	# HACK to clear player env face cache, we need some signal framework
		3485	# for this (global event?)
		3486	%ext::player_env::MUSIC_FACE_CACHE = ();
		3487
2935	load_resource_file "$MAPDIR/regions"	3488	load_resource_file "$MAPDIR/regions"
2936	or die "unable to load regions file\n";	3489	or die "unable to load regions file\n";
2937		3490
2938	for (cf::region::list) {	3491	for (cf::region::list) {
2939	$_->{match} = qr/$_->{match}/	3492	$_->{match} = qr/$_->{match}/
…		…
2947	}	3500	}
2948		3501
2949	sub reload_archetypes {	3502	sub reload_archetypes {
2950	load_resource_file "$DATADIR/archetypes"	3503	load_resource_file "$DATADIR/archetypes"
2951	or die "unable to load archetypes\n";	3504	or die "unable to load archetypes\n";
2952	#d# NEED to laod twice to resolve forward references
2953	# this really needs to be done in an extra post-pass
2954	# (which needs to be synchronous, so solve it differently)
2955	load_resource_file "$DATADIR/archetypes"
2956	or die "unable to load archetypes\n";
2957	}	3505	}
2958		3506
2959	sub reload_treasures {	3507	sub reload_treasures {
2960	load_resource_file "$DATADIR/treasures"	3508	load_resource_file "$DATADIR/treasures"
2961	or die "unable to load treasurelists\n";	3509	or die "unable to load treasurelists\n";
2962	}	3510	}
2963		3511
2964	sub reload_resources {	3512	sub reload_resources {
2965	warn "reloading resource files...\n";	3513	warn "reloading resource files...\n";
2966		3514
		3515	reload_facedata;
		3516	reload_archetypes;
2967	reload_regions;	3517	reload_regions;
2968	reload_facedata;
2969	#reload_archetypes;#d#
2970	reload_archetypes;
2971	reload_treasures;	3518	reload_treasures;
2972		3519
2973	warn "finished reloading resource files\n";	3520	warn "finished reloading resource files\n";
2974	}	3521	}
2975		3522
2976	sub init {	3523	sub reload_config {
2977	reload_resources;	3524	warn "reloading config file...\n";
2978	}
2979		3525
2980	sub cfg_load {
2981	open my $fh, "<:utf8", "$CONFDIR/config"	3526	open my $fh, "<:utf8", "$CONFDIR/config"
2982	or return;	3527	or return;
2983		3528
2984	local $/;	3529	local $/;
2985	*CFG = YAML::Syck::Load <$fh>;	3530	*CFG = YAML::XS::Load scalar <$fh>;
2986		3531
2987	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3532	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
2988		3533
2989	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3534	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2990	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3535	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
2991		3536
2992	if (exists $CFG{mlockall}) {	3537	if (exists $CFG{mlockall}) {
…		…
2994	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3539	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2995	and die "WARNING: m(un)lockall failed: $!\n";	3540	and die "WARNING: m(un)lockall failed: $!\n";
2996	};	3541	};
2997	warn $@ if $@;	3542	warn $@ if $@;
2998	}	3543	}
		3544
		3545	warn "finished reloading resource files\n";
		3546	}
		3547
		3548	sub pidfile() {
		3549	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3550	or die "$PIDFILE: $!";
		3551	flock $fh, &Fcntl::LOCK_EX
		3552	or die "$PIDFILE: flock: $!";
		3553	$fh
		3554	}
		3555
		3556	# make sure only one server instance is running at any one time
		3557	sub atomic {
		3558	my $fh = pidfile;
		3559
		3560	my $pid = <$fh>;
		3561	kill 9, $pid if $pid > 0;
		3562
		3563	seek $fh, 0, 0;
		3564	print $fh $$;
		3565	}
		3566
		3567	sub main_loop {
		3568	warn "EV::loop starting\n";
		3569	if (1) {
		3570	EV::loop;
		3571	}
		3572	warn "EV::loop returned\n";
		3573	goto &main_loop unless $REALLY_UNLOOP;
2999	}	3574	}
3000		3575
3001	sub main {	3576	sub main {
		3577	cf::init_globals; # initialise logging
		3578
		3579	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3580	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3581	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3582	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3583
		3584	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3585
3002	# we must not ever block the main coroutine	3586	# we must not ever block the main coroutine
3003	local $Coro::idle = sub {	3587	local $Coro::idle = sub {
3004	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3588	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3005	(async {	3589	(async {
3006	Event::one_event;	3590	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3591	EV::loop EV::LOOP_ONESHOT;
3007	})->prio (Coro::PRIO_MAX);	3592	})->prio (Coro::PRIO_MAX);
3008	};	3593	};
3009		3594
3010	cfg_load;	3595	evthread_start IO::AIO::poll_fileno;
		3596
		3597	cf::sync_job {
		3598	cf::init_experience;
		3599	cf::init_anim;
		3600	cf::init_attackmess;
		3601	cf::init_dynamic;
		3602
		3603	cf::load_settings;
		3604	cf::load_materials;
		3605
		3606	reload_resources;
		3607	reload_config;
3011	db_init;	3608	db_init;
		3609
		3610	cf::init_uuid;
		3611	cf::init_signals;
		3612	cf::init_skills;
		3613
		3614	cf::init_beforeplay;
		3615
		3616	atomic;
		3617
3012	load_extensions;	3618	load_extensions;
3013		3619
3014	$TICK_WATCHER->start;	3620	utime time, time, $RUNTIMEFILE;
3015	Event::loop;	3621
		3622	# no (long-running) fork's whatsoever before this point(!)
		3623	use POSIX ();
		3624	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3625
		3626	(pop @POST_INIT)->(0) while @POST_INIT;
		3627	};
		3628
		3629	cf::object::thawer::errors_are_fatal 0;
		3630	warn "parse errors in files are no longer fatal from this point on.\n";
		3631
		3632	main_loop;
3016	}	3633	}
3017		3634
3018	#############################################################################	3635	#############################################################################
3019	# initialisation and cleanup	3636	# initialisation and cleanup
3020		3637
3021	# install some emergency cleanup handlers	3638	# install some emergency cleanup handlers
3022	BEGIN {	3639	BEGIN {
		3640	our %SIGWATCHER = ();
3023	for my $signal (qw(INT HUP TERM)) {	3641	for my $signal (qw(INT HUP TERM)) {
3024	Event->signal (	3642	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3025	reentrant => 0,
3026	data => WF_AUTOCANCEL,
3027	signal => $signal,
3028	prio => 0,
3029	cb => sub {
3030	cf::cleanup "SIG$signal";	3643	cf::cleanup "SIG$signal";
3031	},
3032	);	3644	};
3033	}	3645	}
3034	}	3646	}
3035		3647
3036	sub write_runtime {	3648	sub write_runtime_sync {
3037	my $runtime = "$LOCALDIR/runtime";	3649	my $t0 = AE::time;
3038		3650
3039	# first touch the runtime file to show we are still running:	3651	# first touch the runtime file to show we are still running:
3040	# the fsync below can take a very very long time.	3652	# the fsync below can take a very very long time.
3041		3653
3042	IO::AIO::aio_utime $runtime, undef, undef;	3654	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3043		3655
3044	my $guard = cf::lock_acquire "write_runtime";	3656	my $guard = cf::lock_acquire "write_runtime";
3045		3657
3046	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3658	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3047	or return;	3659	or return;
3048		3660
3049	my $value = $cf::RUNTIME + 90 + 10;	3661	my $value = $cf::RUNTIME + 90 + 10;
3050	# 10 is the runtime save interval, for a monotonic clock	3662	# 10 is the runtime save interval, for a monotonic clock
3051	# 60 allows for the watchdog to kill the server.	3663	# 60 allows for the watchdog to kill the server.
…		…
3061	aio_utime $fh, undef, undef;	3673	aio_utime $fh, undef, undef;
3062		3674
3063	close $fh	3675	close $fh
3064	or return;	3676	or return;
3065		3677
3066	aio_rename "$runtime~", $runtime	3678	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3067	and return;	3679	and return;
3068		3680
3069	warn "runtime file written.\n";	3681	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
3070		3682
3071	1	3683	1
		3684	}
		3685
		3686	our $uuid_lock;
		3687	our $uuid_skip;
		3688
		3689	sub write_uuid_sync($) {
		3690	$uuid_skip ||= $_[0];
		3691
		3692	return if $uuid_lock;
		3693	local $uuid_lock = 1;
		3694
		3695	my $uuid = "$LOCALDIR/uuid";
		3696
		3697	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3698	or return;
		3699
		3700	my $value = uuid_seq uuid_cur;
		3701
		3702	unless ($value) {
		3703	warn "cowardly refusing to write zero uuid value!\n";
		3704	return;
		3705	}
		3706
		3707	my $value = uuid_str $value + $uuid_skip;
		3708	$uuid_skip = 0;
		3709
		3710	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3711	and return;
		3712
		3713	# always fsync - this file is important
		3714	aio_fsync $fh
		3715	and return;
		3716
		3717	close $fh
		3718	or return;
		3719
		3720	aio_rename "$uuid~", $uuid
		3721	and return;
		3722
		3723	warn "uuid file written ($value).\n";
		3724
		3725	1
		3726
		3727	}
		3728
		3729	sub write_uuid($$) {
		3730	my ($skip, $sync) = @_;
		3731
		3732	$sync ? write_uuid_sync $skip
		3733	: async { write_uuid_sync $skip };
3072	}	3734	}
3073		3735
3074	sub emergency_save() {	3736	sub emergency_save() {
3075	my $freeze_guard = cf::freeze_mainloop;	3737	my $freeze_guard = cf::freeze_mainloop;
3076		3738
3077	warn "enter emergency perl save\n";	3739	warn "emergency_perl_save: enter\n";
3078		3740
3079	cf::sync_job {	3741	cf::sync_job {
		3742	# this is a trade-off: we want to be very quick here, so
		3743	# save all maps without fsync, and later call a global sync
		3744	# (which in turn might be very very slow)
		3745	local $USE_FSYNC = 0;
		3746
3080	# use a peculiar iteration method to avoid tripping on perl	3747	# use a peculiar iteration method to avoid tripping on perl
3081	# refcount bugs in for. also avoids problems with players	3748	# refcount bugs in for. also avoids problems with players
3082	# and maps saved/destroyed asynchronously.	3749	# and maps saved/destroyed asynchronously.
3083	warn "begin emergency player save\n";	3750	warn "emergency_perl_save: begin player save\n";
3084	for my $login (keys %cf::PLAYER) {	3751	for my $login (keys %cf::PLAYER) {
3085	my $pl = $cf::PLAYER{$login} or next;	3752	my $pl = $cf::PLAYER{$login} or next;
3086	$pl->valid or next;	3753	$pl->valid or next;
		3754	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3087	$pl->save;	3755	$pl->save;
3088	}	3756	}
3089	warn "end emergency player save\n";	3757	warn "emergency_perl_save: end player save\n";
3090		3758
3091	warn "begin emergency map save\n";	3759	warn "emergency_perl_save: begin map save\n";
3092	for my $path (keys %cf::MAP) {	3760	for my $path (keys %cf::MAP) {
3093	my $map = $cf::MAP{$path} or next;	3761	my $map = $cf::MAP{$path} or next;
3094	$map->valid or next;	3762	$map->valid or next;
3095	$map->save;	3763	$map->save;
3096	}	3764	}
3097	warn "end emergency map save\n";	3765	warn "emergency_perl_save: end map save\n";
3098		3766
3099	warn "begin emergency database checkpoint\n";	3767	warn "emergency_perl_save: begin database checkpoint\n";
3100	BDB::db_env_txn_checkpoint $DB_ENV;	3768	BDB::db_env_txn_checkpoint $DB_ENV;
3101	warn "end emergency database checkpoint\n";	3769	warn "emergency_perl_save: end database checkpoint\n";
		3770
		3771	warn "emergency_perl_save: begin write uuid\n";
		3772	write_uuid_sync 1;
		3773	warn "emergency_perl_save: end write uuid\n";
3102	};	3774	};
3103		3775
		3776	warn "emergency_perl_save: starting sync()\n";
		3777	IO::AIO::aio_sync sub {
		3778	warn "emergency_perl_save: finished sync()\n";
		3779	};
		3780
3104	warn "leave emergency perl save\n";	3781	warn "emergency_perl_save: leave\n";
3105	}	3782	}
3106		3783
3107	sub post_cleanup {	3784	sub post_cleanup {
3108	my ($make_core) = @_;	3785	my ($make_core) = @_;
3109		3786
3110	warn Carp::longmess "post_cleanup backtrace"	3787	warn Carp::longmess "post_cleanup backtrace"
3111	if $make_core;	3788	if $make_core;
		3789
		3790	my $fh = pidfile;
		3791	unlink $PIDFILE if <$fh> == $$;
		3792	}
		3793
		3794	# a safer delete_package, copied from Symbol
		3795	sub clear_package($) {
		3796	my $pkg = shift;
		3797
		3798	# expand to full symbol table name if needed
		3799	unless ($pkg =~ /^main::.*::$/) {
		3800	$pkg = "main$pkg" if $pkg =~ /^::/;
		3801	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3802	$pkg .= '::' unless $pkg =~ /::$/;
		3803	}
		3804
		3805	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3806	my $stem_symtab = *{$stem}{HASH};
		3807
		3808	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3809	or return;
		3810
		3811	# clear all symbols
		3812	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3813	for my $name (keys %$leaf_symtab) {
		3814	_gv_clear *{"$pkg$name"};
		3815	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3816	}
3112	}	3817	}
3113		3818
3114	sub do_reload_perl() {	3819	sub do_reload_perl() {
3115	# can/must only be called in main	3820	# can/must only be called in main
3116	if ($Coro::current != $Coro::main) {	3821	if (in_main) {
3117	warn "can only reload from main coroutine";	3822	warn "can only reload from main coroutine";
3118	return;	3823	return;
3119	}	3824	}
3120		3825
		3826	return if $RELOAD++;
		3827
		3828	my $t1 = AE::time;
		3829
		3830	while ($RELOAD) {
3121	warn "reloading...";	3831	warn "reloading...";
3122		3832
3123	warn "entering sync_job";	3833	warn "entering sync_job";
3124		3834
3125	cf::sync_job {	3835	cf::sync_job {
3126	cf::write_runtime; # external watchdog should not bark	3836	cf::write_runtime_sync; # external watchdog should not bark
3127	cf::emergency_save;	3837	cf::emergency_save;
3128	cf::write_runtime; # external watchdog should not bark	3838	cf::write_runtime_sync; # external watchdog should not bark
3129		3839
3130	warn "syncing database to disk";	3840	warn "syncing database to disk";
3131	BDB::db_env_txn_checkpoint $DB_ENV;	3841	BDB::db_env_txn_checkpoint $DB_ENV;
3132		3842
3133	# if anything goes wrong in here, we should simply crash as we already saved	3843	# if anything goes wrong in here, we should simply crash as we already saved
3134		3844
3135	warn "cancelling all WF_AUTOCANCEL watchers";
3136	for (Event::all_watchers) {
3137	$_->cancel if $_->data & WF_AUTOCANCEL;
3138	}
3139
3140	warn "flushing outstanding aio requests";	3845	warn "flushing outstanding aio requests";
3141	for (;;) {
3142	BDB::flush;
3143	IO::AIO::flush;
3144	Coro::cede;
3145	last unless IO::AIO::nreqs || BDB::nreqs;	3846	while (IO::AIO::nreqs || BDB::nreqs) {
3146	warn "iterate...";	3847	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3147	}
3148
3149	++$RELOAD;
3150
3151	warn "cancelling all extension coros";
3152	$_->cancel for values %EXT_CORO;
3153	%EXT_CORO = ();
3154
3155	warn "removing commands";
3156	%COMMAND = ();
3157
3158	warn "removing ext/exti commands";
3159	%EXTCMD = ();
3160	%EXTICMD = ();
3161
3162	warn "unloading/nuking all extensions";
3163	for my $pkg (@EXTS) {
3164	warn "... unloading $pkg";
3165
3166	if (my $cb = $pkg->can ("unload")) {
3167	eval {
3168	$cb->($pkg);
3169	1
3170	} or warn "$pkg unloaded, but with errors: $@";
3171	}	3848	}
3172		3849
3173	warn "... nuking $pkg";	3850	warn "cancelling all extension coros";
3174	Symbol::delete_package $pkg;	3851	$_->cancel for values %EXT_CORO;
3175	}	3852	%EXT_CORO = ();
3176		3853
3177	warn "unloading all perl modules loaded from $LIBDIR";	3854	warn "removing commands";
3178	while (my ($k, $v) = each %INC) {	3855	%COMMAND = ();
3179	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3180		3856
		3857	warn "removing ext/exti commands";
		3858	%EXTCMD = ();
		3859	%EXTICMD = ();
		3860
		3861	warn "unloading/nuking all extensions";
		3862	for my $pkg (@EXTS) {
3181	warn "... unloading $k";	3863	warn "... unloading $pkg";
3182	delete $INC{$k};
3183		3864
3184	$k =~ s/\.pm$//;
3185	$k =~ s/\//::/g;
3186
3187	if (my $cb = $k->can ("unload_module")) {	3865	if (my $cb = $pkg->can ("unload")) {
		3866	eval {
3188	$cb->();	3867	$cb->($pkg);
		3868	1
		3869	} or warn "$pkg unloaded, but with errors: $@";
		3870	}
		3871
		3872	warn "... clearing $pkg";
		3873	clear_package $pkg;
3189	}	3874	}
3190		3875
3191	Symbol::delete_package $k;	3876	warn "unloading all perl modules loaded from $LIBDIR";
		3877	while (my ($k, $v) = each %INC) {
		3878	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3879
		3880	warn "... unloading $k";
		3881	delete $INC{$k};
		3882
		3883	$k =~ s/\.pm$//;
		3884	$k =~ s/\//::/g;
		3885
		3886	if (my $cb = $k->can ("unload_module")) {
		3887	$cb->();
		3888	}
		3889
		3890	clear_package $k;
3192	}	3891	}
3193		3892
3194	warn "getting rid of safe::, as good as possible";	3893	warn "getting rid of safe::, as good as possible";
3195	Symbol::delete_package "safe::$_"	3894	clear_package "safe::$_"
3196	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3895	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3197		3896
3198	warn "unloading cf.pm \"a bit\"";	3897	warn "unloading cf.pm \"a bit\"";
3199	delete $INC{"cf.pm"};	3898	delete $INC{"cf.pm"};
3200	delete $INC{"cf/pod.pm"};	3899	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3201		3900
3202	# don't, removes xs symbols, too,	3901	# don't, removes xs symbols, too,
3203	# and global variables created in xs	3902	# and global variables created in xs
3204	#Symbol::delete_package __PACKAGE__;	3903	#clear_package __PACKAGE__;
3205		3904
3206	warn "unload completed, starting to reload now";	3905	warn "unload completed, starting to reload now";
3207		3906
3208	warn "reloading cf.pm";	3907	warn "reloading cf.pm";
3209	require cf;	3908	require cf;
3210	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3909	cf::_connect_to_perl_1;
3211		3910
3212	warn "loading config and database again";	3911	warn "loading config and database again";
3213	cf::cfg_load;	3912	cf::reload_config;
3214		3913
3215	warn "loading extensions";	3914	warn "loading extensions";
3216	cf::load_extensions;	3915	cf::load_extensions;
3217		3916
		3917	if ($REATTACH_ON_RELOAD) {
3218	warn "reattaching attachments to objects/players";	3918	warn "reattaching attachments to objects/players";
3219	_global_reattach; # objects, sockets	3919	_global_reattach; # objects, sockets
3220	warn "reattaching attachments to maps";	3920	warn "reattaching attachments to maps";
3221	reattach $_ for values %MAP;	3921	reattach $_ for values %MAP;
3222	warn "reattaching attachments to players";	3922	warn "reattaching attachments to players";
3223	reattach $_ for values %PLAYER;	3923	reattach $_ for values %PLAYER;
		3924	}
3224		3925
		3926	warn "running post_init jobs";
		3927	(pop @POST_INIT)->(1) while @POST_INIT;
		3928
3225	warn "leaving sync_job";	3929	warn "leaving sync_job";
3226		3930
3227	1	3931	1
3228	} or do {	3932	} or do {
3229	warn $@;	3933	warn $@;
3230	warn "error while reloading, exiting.";	3934	cf::cleanup "error while reloading, exiting.";
3231	exit 1;
3232	};	3935	};
3233		3936
3234	warn "reloaded";	3937	warn "reloaded";
		3938	--$RELOAD;
		3939	}
		3940
		3941	$t1 = AE::time - $t1;
		3942	warn "reload completed in ${t1}s\n";
3235	};	3943	};
3236		3944
3237	our $RELOAD_WATCHER; # used only during reload	3945	our $RELOAD_WATCHER; # used only during reload
3238		3946
3239	sub reload_perl() {	3947	sub reload_perl() {
3240	# doing reload synchronously and two reloads happen back-to-back,	3948	# doing reload synchronously and two reloads happen back-to-back,
3241	# coro crashes during coro_state_free->destroy here.	3949	# coro crashes during coro_state_free->destroy here.
3242		3950
3243	$RELOAD_WATCHER ||= Event->timer (	3951	$RELOAD_WATCHER ||= cf::async {
3244	reentrant => 0,	3952	Coro::AIO::aio_wait cache_extensions;
3245	after => 0,	3953
3246	data => WF_AUTOCANCEL,	3954	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3247	cb => sub {
3248	do_reload_perl;	3955	do_reload_perl;
3249	undef $RELOAD_WATCHER;	3956	undef $RELOAD_WATCHER;
3250	},	3957	};
3251	);	3958	};
3252	}	3959	}
3253		3960
3254	register_command "reload" => sub {	3961	register_command "reload" => sub {
3255	my ($who, $arg) = @_;	3962	my ($who, $arg) = @_;
3256		3963
3257	if ($who->flag (FLAG_WIZ)) {	3964	if ($who->flag (FLAG_WIZ)) {
3258	$who->message ("reloading server.");	3965	$who->message ("reloading server.");
		3966	async {
		3967	$Coro::current->{desc} = "perl_reload";
3259	async { reload_perl };	3968	reload_perl;
		3969	};
3260	}	3970	}
3261	};	3971	};
3262		3972
3263	unshift @INC, $LIBDIR;	3973	unshift @INC, $LIBDIR;
3264		3974
…		…
3266		3976
3267	our @WAIT_FOR_TICK;	3977	our @WAIT_FOR_TICK;
3268	our @WAIT_FOR_TICK_BEGIN;	3978	our @WAIT_FOR_TICK_BEGIN;
3269		3979
3270	sub wait_for_tick {	3980	sub wait_for_tick {
3271	return unless $TICK_WATCHER->is_active;
3272	return if $Coro::current == $Coro::main;	3981	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3273		3982
3274	my $signal = new Coro::Signal;	3983	my $signal = new Coro::Signal;
3275	push @WAIT_FOR_TICK, $signal;	3984	push @WAIT_FOR_TICK, $signal;
3276	$signal->wait;	3985	$signal->wait;
3277	}	3986	}
3278		3987
3279	sub wait_for_tick_begin {	3988	sub wait_for_tick_begin {
3280	return unless $TICK_WATCHER->is_active;
3281	return if $Coro::current == $Coro::main;	3989	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3282		3990
3283	my $signal = new Coro::Signal;	3991	my $signal = new Coro::Signal;
3284	push @WAIT_FOR_TICK_BEGIN, $signal;	3992	push @WAIT_FOR_TICK_BEGIN, $signal;
3285	$signal->wait;	3993	$signal->wait;
3286	}	3994	}
3287		3995
3288	my $min = 1e6;#d#	3996	sub tick {
3289	my $avg = 10;
3290	$TICK_WATCHER = Event->timer (
3291	reentrant => 0,
3292	parked => 1,
3293	prio => 0,
3294	at => $NEXT_TICK || $TICK,
3295	data => WF_AUTOCANCEL,
3296	cb => sub {
3297	if ($Coro::current != $Coro::main) {	3997	if ($Coro::current != $Coro::main) {
3298	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3998	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3299	unless ++$bug_warning > 10;	3999	unless ++$bug_warning > 10;
3300	return;	4000	return;
3301	}	4001	}
3302		4002
3303	$NOW = $tick_start = Event::time;
3304
3305	cf::server_tick; # one server iteration	4003	cf::server_tick; # one server iteration
3306		4004
3307	0 && sync_job {#d#	4005	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3308	for(1..10) {
3309	my $t = Event::time;
3310	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3311	or die;
3312		4006
3313	$map->width (50);	4007	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3314	$map->height (50);	4008	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3315	$map->alloc;	4009	Coro::async_pool {
3316	$map->_load_objects ("/tmp/x.map", 1);	4010	$Coro::current->{desc} = "runtime saver";
3317	my $t = Event::time - $t;	4011	write_runtime_sync
3318		4012	or warn "ERROR: unable to write runtime file: $!";
3319	#next unless $t < 0.0013;#d#
3320	if ($t < $min) {
3321	$min = $t;
3322	}
3323	$avg = $avg * 0.99 + $t * 0.01;
3324	}
3325	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3326	exit 0;
3327	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3328	};	4013	};
		4014	}
3329		4015
3330	$RUNTIME += $TICK;
3331	$NEXT_TICK += $TICK;
3332
3333	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3334	$NEXT_RUNTIME_WRITE = $NOW + 10;
3335	Coro::async_pool {
3336	write_runtime
3337	or warn "ERROR: unable to write runtime file: $!";
3338	};
3339	}
3340
3341	# my $AFTER = Event::time;
3342	# warn $AFTER - $NOW;#d#
3343
3344	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4016	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3345	$sig->send;	4017	$sig->send;
3346	}	4018	}
3347	while (my $sig = shift @WAIT_FOR_TICK) {	4019	while (my $sig = shift @WAIT_FOR_TICK) {
3348	$sig->send;	4020	$sig->send;
3349	}	4021	}
3350		4022
3351	$NOW = Event::time;	4023	$LOAD = ($NOW - $TICK_START) / $TICK;
3352
3353	# if we are delayed by four ticks or more, skip them all
3354	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3355
3356	$TICK_WATCHER->at ($NEXT_TICK);
3357	$TICK_WATCHER->start;
3358
3359	$LOAD = ($NOW - $tick_start) / $TICK;
3360	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4024	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3361		4025
3362	_post_tick;	4026	if (0) {
3363		4027	if ($NEXT_TICK) {
3364		4028	my $jitter = $TICK_START - $NEXT_TICK;
		4029	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4030	warn "jitter $JITTER\n";#d#
		4031	}
3365	},	4032	}
3366	);	4033	}
3367		4034
3368	{	4035	{
3369	BDB::max_poll_time $TICK * 0.1;	4036	# configure BDB
3370	$BDB_POLL_WATCHER = Event->io (	4037
3371	reentrant => 0,
3372	fd => BDB::poll_fileno,
3373	poll => 'r',
3374	prio => 0,
3375	data => WF_AUTOCANCEL,
3376	cb => \&BDB::poll_cb,
3377	);
3378	BDB::min_parallel 8;	4038	BDB::min_parallel 16;
3379		4039	BDB::max_poll_reqs $TICK * 0.1;
3380	BDB::set_sync_prepare {	4040	$AnyEvent::BDB::WATCHER->priority (1);
3381	my $status;
3382	my $current = $Coro::current;
3383	(
3384	sub {
3385	$status = $!;
3386	$current->ready; undef $current;
3387	},
3388	sub {
3389	Coro::schedule while defined $current;
3390	$! = $status;
3391	},
3392	)
3393	};
3394		4041
3395	unless ($DB_ENV) {	4042	unless ($DB_ENV) {
3396	$DB_ENV = BDB::db_env_create;	4043	$DB_ENV = BDB::db_env_create;
		4044	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4045	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4046	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4047	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4048	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3397		4049
3398	cf::sync_job {	4050	cf::sync_job {
3399	eval {	4051	eval {
3400	BDB::db_env_open	4052	BDB::db_env_open
3401	$DB_ENV,	4053	$DB_ENV,
…		…
3403	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4055	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3404	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4056	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3405	0666;	4057	0666;
3406		4058
3407	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4059	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3408
3409	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3410	$DB_ENV->set_lk_detect;
3411	};	4060	};
3412		4061
3413	cf::cleanup "db_env_open(db): $@" if $@;	4062	cf::cleanup "db_env_open(db): $@" if $@;
3414	};	4063	};
3415	}	4064	}
		4065
		4066	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4067	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4068	};
		4069	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4070	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4071	};
		4072	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4073	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4074	};
3416	}	4075	}
3417		4076
3418	{	4077	{
		4078	# configure IO::AIO
		4079
3419	IO::AIO::min_parallel 8;	4080	IO::AIO::min_parallel 8;
3420
3421	undef $Coro::AIO::WATCHER;
3422	IO::AIO::max_poll_time $TICK * 0.1;	4081	IO::AIO::max_poll_time $TICK * 0.1;
3423	$AIO_POLL_WATCHER = Event->io (	4082	undef $AnyEvent::AIO::WATCHER;
3424	reentrant => 0,
3425	data => WF_AUTOCANCEL,
3426	fd => IO::AIO::poll_fileno,
3427	poll => 'r',
3428	prio => 6,
3429	cb => \&IO::AIO::poll_cb,
3430	);
3431	}	4083	}
3432		4084
3433	my $_log_backtrace;	4085	my $_log_backtrace;
3434		4086
3435	sub _log_backtrace {	4087	sub _log_backtrace {
…		…
3438	$msg =~ s/\n//;	4090	$msg =~ s/\n//;
3439		4091
3440	# limit the # of concurrent backtraces	4092	# limit the # of concurrent backtraces
3441	if ($_log_backtrace < 2) {	4093	if ($_log_backtrace < 2) {
3442	++$_log_backtrace;	4094	++$_log_backtrace;
		4095	my $perl_bt = Carp::longmess $msg;
3443	async {	4096	async {
		4097	$Coro::current->{desc} = "abt $msg";
		4098
3444	my @bt = fork_call {	4099	my @bt = fork_call {
3445	@addr = map { sprintf "%x", $_ } @addr;	4100	@addr = map { sprintf "%x", $_ } @addr;
3446	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4101	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3447	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4102	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3448	or die "addr2line: $!";	4103	or die "addr2line: $!";
…		…
3456	}	4111	}
3457		4112
3458	@funcs	4113	@funcs
3459	};	4114	};
3460		4115
3461	LOG llevInfo, "[ABT] $msg\n";	4116	LOG llevInfo, "[ABT] $perl_bt\n";
		4117	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3462	LOG llevInfo, "[ABT] $_\n" for @bt;	4118	LOG llevInfo, "[ABT] $_\n" for @bt;
3463	--$_log_backtrace;	4119	--$_log_backtrace;
3464	};	4120	};
3465	} else {	4121	} else {
3466	LOG llevInfo, "[ABT] $msg\n";	4122	LOG llevInfo, "[ABT] $msg\n";
3467	LOG llevInfo, "[ABT] [suppressed]\n";	4123	LOG llevInfo, "[ABT] [suppressed]\n";
3468	}	4124	}
3469	}	4125	}
3470		4126
3471	# load additional modules	4127	# load additional modules
3472	use cf::pod;	4128	require "cf/$_.pm" for @EXTRA_MODULES;
		4129	cf::_connect_to_perl_2;
3473		4130
3474	END { cf::emergency_save }	4131	END { cf::emergency_save }
3475		4132
3476	1	4133	1
3477		4134

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