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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.318 by root, Tue Jul 24 04:55:34 2007 UTC vs.
Revision 1.531 by root, Wed Apr 28 21:07:41 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; # unused
		112
		113	our $OUTPUT_RATE_MIN = 3000;
		114	our $OUTPUT_RATE_MAX = 1000000;
		115
		116	our $MAX_LINKS = 32; # how many chained exits to follow
		117	our $VERBOSE_IO = 1;
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
		2134	$self->{last_save} = $cf::RUNTIME;
		2135	$self->last_access ($cf::RUNTIME);
		2136
1926	$self->in_memory (cf::MAP_IN_MEMORY);	2137	$self->in_memory (cf::MAP_ACTIVE);
1927	}	2138	}
1928		2139
1929	$self->post_load;	2140	$self->post_load;
1930	}	2141	}
1931		2142
		2143	# customize the map for a given player, i.e.
		2144	# return the _real_ map. used by e.g. per-player
		2145	# maps to change the path to ~playername/mappath
1932	sub customise_for {	2146	sub customise_for {
1933	my ($self, $ob) = @_;	2147	my ($self, $ob) = @_;
1934		2148
1935	return find "~" . $ob->name . "/" . $self->{path}	2149	return find "~" . $ob->name . "/" . $self->{path}
1936	if $self->per_player;	2150	if $self->per_player;
…		…
1940		2154
1941	$self	2155	$self
1942	}	2156	}
1943		2157
1944	# find and load all maps in the 3x3 area around a map	2158	# find and load all maps in the 3x3 area around a map
1945	sub load_diag {	2159	sub load_neighbours {
1946	my ($map) = @_;	2160	my ($map) = @_;
1947		2161
1948	my @diag; # diagonal neighbours	2162	my @neigh; # diagonal neighbours
1949		2163
1950	for (0 .. 3) {	2164	for (0 .. 3) {
1951	my $neigh = $map->tile_path ($_)	2165	my $neigh = $map->tile_path ($_)
1952	or next;	2166	or next;
1953	$neigh = find $neigh, $map	2167	$neigh = find $neigh, $map
1954	or next;	2168	or next;
1955	$neigh->load;	2169	$neigh->load;
1956		2170
		2171	# now find the diagonal neighbours
		2172	push @neigh,
1957	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2173	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1958	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2174	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1959	}	2175	}
1960		2176
1961	for (@diag) {	2177	for (grep defined $_->[0], @neigh) {
		2178	my ($path, $origin) = @$_;
1962	my $neigh = find @$_	2179	my $neigh = find $path, $origin
1963	or next;	2180	or next;
1964	$neigh->load;	2181	$neigh->load;
1965	}	2182	}
1966	}	2183	}
1967		2184
…		…
1972	}	2189	}
1973		2190
1974	sub do_load_sync {	2191	sub do_load_sync {
1975	my ($map) = @_;	2192	my ($map) = @_;
1976		2193
		2194	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2195	if $Coro::current == $Coro::main;
		2196
1977	cf::sync_job { $map->load };	2197	cf::sync_job { $map->load };
1978	}	2198	}
1979		2199
1980	our %MAP_PREFETCH;	2200	our %MAP_PREFETCH;
1981	our $MAP_PREFETCHER = undef;	2201	our $MAP_PREFETCHER = undef;
1982		2202
1983	sub find_async {	2203	sub find_async {
1984	my ($path, $origin) = @_;	2204	my ($path, $origin, $load) = @_;
1985		2205
1986	$path = normalise $path, $origin && $origin->{path};	2206	$path = normalise $path, $origin && $origin->{path};
1987		2207
1988	if (my $map = $cf::MAP{$path}) {	2208	if (my $map = $cf::MAP{$path}) {
1989	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2209	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1990	}	2210	}
1991		2211
1992	undef $MAP_PREFETCH{$path};	2212	$MAP_PREFETCH{$path} |= $load;
		2213
1993	$MAP_PREFETCHER ||= cf::async {	2214	$MAP_PREFETCHER ||= cf::async {
		2215	$Coro::current->{desc} = "map prefetcher";
		2216
1994	while (%MAP_PREFETCH) {	2217	while (%MAP_PREFETCH) {
1995	for my $path (keys %MAP_PREFETCH) {	2218	while (my ($k, $v) = each %MAP_PREFETCH) {
1996	if (my $map = find $path) {	2219	if (my $map = find $k) {
1997	$map->load;	2220	$map->load if $v;
1998	}	2221	}
1999		2222
2000	delete $MAP_PREFETCH{$path};	2223	delete $MAP_PREFETCH{$k};
2001	}	2224	}
2002	}	2225	}
2003	undef $MAP_PREFETCHER;	2226	undef $MAP_PREFETCHER;
2004	};	2227	};
2005	$MAP_PREFETCHER->prio (6);	2228	$MAP_PREFETCHER->prio (6);
2006		2229
2007	()	2230	()
2008	}	2231	}
2009		2232
		2233	# common code, used by both ->save and ->swapout
2010	sub save {	2234	sub _save {
2011	my ($self) = @_;	2235	my ($self) = @_;
2012
2013	my $lock = cf::lock_acquire "map_data:" . $self->path;
2014		2236
2015	$self->{last_save} = $cf::RUNTIME;	2237	$self->{last_save} = $cf::RUNTIME;
2016		2238
2017	return unless $self->dirty;	2239	return unless $self->dirty;
2018		2240
…		…
2024	return if $self->{deny_save};	2246	return if $self->{deny_save};
2025		2247
2026	local $self->{last_access} = $self->last_access;#d#	2248	local $self->{last_access} = $self->last_access;#d#
2027		2249
2028	cf::async {	2250	cf::async {
		2251	$Coro::current->{desc} = "map player save";
2029	$_->contr->save for $self->players;	2252	$_->contr->save for $self->players;
2030	};	2253	};
		2254
		2255	cf::get_slot 0.02;
2031		2256
2032	if ($uniq) {	2257	if ($uniq) {
2033	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2258	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2034	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2259	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2035	} else {	2260	} else {
2036	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2261	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2037	}	2262	}
2038	}	2263	}
2039		2264
		2265	sub save {
		2266	my ($self) = @_;
		2267
		2268	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2269
		2270	$self->_save;
		2271	}
		2272
2040	sub swap_out {	2273	sub swap_out {
2041	my ($self) = @_;	2274	my ($self) = @_;
2042		2275
2043	# save first because save cedes
2044	$self->save;
2045
2046	my $lock = cf::lock_acquire "map_data:" . $self->path;	2276	my $lock = cf::lock_acquire "map_data:$self->{path}";
2047		2277
		2278	return if $self->in_memory != cf::MAP_ACTIVE;
		2279	return if $self->{deny_save};
2048	return if $self->players;	2280	return if $self->players;
2049	return if $self->in_memory != cf::MAP_IN_MEMORY;
2050	return if $self->{deny_save};
2051		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
2052	$self->clear;	2291	$self->clear;
2053	$self->in_memory (cf::MAP_SWAPPED);
2054	}	2292	}
2055		2293
2056	sub reset_at {	2294	sub reset_at {
2057	my ($self) = @_;	2295	my ($self) = @_;
2058		2296
…		…
2076		2314
2077	my $lock = cf::lock_acquire "map_data:$self->{path}";	2315	my $lock = cf::lock_acquire "map_data:$self->{path}";
2078		2316
2079	return if $self->players;	2317	return if $self->players;
2080		2318
2081	warn "resetting map ", $self->path;	2319	warn "resetting map ", $self->path, "\n";
2082		2320
2083	$self->in_memory (cf::MAP_SWAPPED);	2321	$self->in_memory (cf::MAP_SWAPPED);
2084		2322
2085	# need to save uniques path	2323	# need to save uniques path
2086	unless ($self->{deny_save}) {	2324	unless ($self->{deny_save}) {
…		…
2090	if $uniq;	2328	if $uniq;
2091	}	2329	}
2092		2330
2093	delete $cf::MAP{$self->path};	2331	delete $cf::MAP{$self->path};
2094		2332
		2333	$self->deactivate;
		2334	$_->clear_links_to ($self) for values %cf::MAP;
2095	$self->clear;	2335	$self->clear;
2096
2097	$_->clear_links_to ($self) for values %cf::MAP;
2098		2336
2099	$self->unlink_save;	2337	$self->unlink_save;
2100	$self->destroy;	2338	$self->destroy;
2101	}	2339	}
2102		2340
2103	my $nuke_counter = "aaaa";	2341	my $nuke_counter = "aaaa";
2104		2342
2105	sub nuke {	2343	sub nuke {
2106	my ($self) = @_;	2344	my ($self) = @_;
2107		2345
		2346	{
		2347	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2348
2108	delete $cf::MAP{$self->path};	2349	delete $cf::MAP{$self->path};
2109		2350
2110	$self->unlink_save;	2351	$self->unlink_save;
2111		2352
2112	bless $self, "cf::map";	2353	bless $self, "cf::map::wrap";
2113	delete $self->{deny_reset};	2354	delete $self->{deny_reset};
2114	$self->{deny_save} = 1;	2355	$self->{deny_save} = 1;
2115	$self->reset_timeout (1);	2356	$self->reset_timeout (1);
2116	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2357	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2117		2358
2118	$cf::MAP{$self->path} = $self;	2359	$cf::MAP{$self->path} = $self;
		2360	}
2119		2361
2120	$self->reset; # polite request, might not happen	2362	$self->reset; # polite request, might not happen
2121	}	2363	}
2122		2364
2123	=item $maps = cf::map::tmp_maps	2365	=item $maps = cf::map::tmp_maps
…		…
2165		2407
2166	sub unique_maps() {	2408	sub unique_maps() {
2167	[	2409	[
2168	map {	2410	map {
2169	utf8::decode $_;	2411	utf8::decode $_;
2170	/\.map$/	2412	s/\.map$//; # TODO future compatibility hack
		2413	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2414	? ()
2171	? normalise $_	2415	: normalise $_
2172	: ()
2173	} @{ aio_readdir $UNIQUEDIR or [] }	2416	} @{ aio_readdir $UNIQUEDIR or [] }
2174	]	2417	]
2175	}	2418	}
2176		2419
2177	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	}
2178		2451
2179	=back	2452	=back
2180		2453
2181	=head3 cf::object	2454	=head3 cf::object
2182		2455
…		…
2186		2459
2187	=over 4	2460	=over 4
2188		2461
2189	=item $ob->inv_recursive	2462	=item $ob->inv_recursive
2190		2463
2191	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.
2192		2466
2193	=cut	2467	=cut
2194		2468
2195	sub inv_recursive_;	2469	sub inv_recursive_;
2196	sub inv_recursive_ {	2470	sub inv_recursive_ {
…		…
2199		2473
2200	sub inv_recursive {	2474	sub inv_recursive {
2201	inv_recursive_ inv $_[0]	2475	inv_recursive_ inv $_[0]
2202	}	2476	}
2203		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
2204	package cf;	2506	package cf;
2205		2507
2206	=back	2508	=back
2207		2509
2208	=head3 cf::object::player	2510	=head3 cf::object::player
…		…
2214	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>
2215	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
2216	dialogue with the given NPC character.	2518	dialogue with the given NPC character.
2217		2519
2218	=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	};
2219		2535
2220	# rough implementation of a future "reply" method that works	2536	# rough implementation of a future "reply" method that works
2221	# with dialog boxes.	2537	# with dialog boxes.
2222	#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
2223	sub cf::object::player::reply($$$;$) {	2539	sub cf::object::player::reply($$$;$) {
…		…
2235	my $dialog = $pl->{npc_dialog};	2551	my $dialog = $pl->{npc_dialog};
2236	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2552	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2237		2553
2238	} else {	2554	} else {
2239	$msg = $npc->name . " says: $msg" if $npc;	2555	$msg = $npc->name . " says: $msg" if $npc;
2240	$self->message ($msg, $flags);	2556	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2241	}	2557	}
2242	}	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 (@_);
2243	}	2569	}
2244		2570
2245	=item $player_object->may ("access")	2571	=item $player_object->may ("access")
2246		2572
2247	Returns wether the given player is authorized to access resource "access"	2573	Returns wether the given player is authorized to access resource "access"
…		…
2260		2586
2261	=item $player_object->enter_link	2587	=item $player_object->enter_link
2262		2588
2263	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}>).
2264		2590
2265	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.
2266	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.
2267		2595
2268	Will never block.	2596	Will never block.
2269		2597
2270	=item $player_object->leave_link ($map, $x, $y)	2598	=item $player_object->leave_link ($map, $x, $y)
2271		2599
…		…
2291	sub cf::object::player::enter_link {	2619	sub cf::object::player::enter_link {
2292	my ($self) = @_;	2620	my ($self) = @_;
2293		2621
2294	$self->deactivate_recursive;	2622	$self->deactivate_recursive;
2295		2623
		2624	++$self->{_link_recursion};
		2625
2296	return if UNIVERSAL::isa $self->map, "ext::map_link";	2626	return if UNIVERSAL::isa $self->map, "ext::map_link";
2297		2627
2298	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2628	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2299	if $self->map && $self->map->{path} ne "{link}";	2629	if $self->map && $self->map->{path} ne "{link}";
2300		2630
2301	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2631	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2302	}	2632	}
2303		2633
2304	sub cf::object::player::leave_link {	2634	sub cf::object::player::leave_link {
2305	my ($self, $map, $x, $y) = @_;	2635	my ($self, $map, $x, $y) = @_;
2306		2636
…		…
2323	($x, $y) = (-1, -1)	2653	($x, $y) = (-1, -1)
2324	unless (defined $x) && (defined $y);	2654	unless (defined $x) && (defined $y);
2325		2655
2326	# use -1 or undef as default coordinates, not 0, 0	2656	# use -1 or undef as default coordinates, not 0, 0
2327	($x, $y) = ($map->enter_x, $map->enter_y)	2657	($x, $y) = ($map->enter_x, $map->enter_y)
2328	if $x <=0 && $y <= 0;	2658	if $x <= 0 && $y <= 0;
2329		2659
2330	$map->load;	2660	$map->load;
2331	$map->load_diag;	2661	$map->load_neighbours;
2332		2662
2333	return unless $self->contr->active;	2663	return unless $self->contr->active;
2334	$self->activate_recursive;
2335		2664
2336	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2665	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2337	$self->enter_map ($map, $x, $y);	2666	if ($self->enter_map ($map, $x, $y)) {
2338	}	2667	# entering was successful
		2668	delete $self->{_link_recursion};
		2669	# only activate afterwards, to support waiting in hooks
		2670	$self->activate_recursive;
		2671	}
2339		2672
		2673	}
		2674
2340	=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)]])
2341		2676
2342	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
2343	her, loading and preparing them map, calling the provided $check callback	2678	her, loading and preparing them map, calling the provided $check callback
2344	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
2345	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
2346	be called at the end of this process.	2681	be called at the end of this process.
2347		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
2348	=cut	2686	=cut
2349		2687
2350	our $GOTOGEN;	2688	our $GOTOGEN;
2351		2689
2352	sub cf::object::player::goto {	2690	sub cf::object::player::goto {
2353	my ($self, $path, $x, $y, $check, $done) = @_;	2691	my ($self, $path, $x, $y, $check, $done) = @_;
2354		2692
		2693	if ($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
2355	# 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
2356	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2700	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2357		2701
2358	$self->enter_link;	2702	$self->enter_link;
2359		2703
2360	(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
2361	my $map = eval {	2726	my $map = eval {
2362	my $map = cf::map::find $path;	2727	my $map = defined $path ? cf::map::find $path : undef;
2363		2728
2364	if ($map) {	2729	if ($map) {
2365	$map = $map->customise_for ($self);	2730	$map = $map->customise_for ($self);
2366	$map = $check->($map) if $check && $map;	2731	$map = $check->($map, $x, $y, $self) if $check && $map;
2367	} else {	2732	} else {
2368	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2733	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2369	}	2734	}
2370		2735
2371	$map	2736	$map
2372	};	2737	};
2373		2738
…		…
2379	if ($gen == $self->{_goto_generation}) {	2744	if ($gen == $self->{_goto_generation}) {
2380	delete $self->{_goto_generation};	2745	delete $self->{_goto_generation};
2381	$self->leave_link ($map, $x, $y);	2746	$self->leave_link ($map, $x, $y);
2382	}	2747	}
2383		2748
2384	$done->() if $done;	2749	$done->($self) if $done;
2385	})->prio (1);	2750	})->prio (1);
2386	}	2751	}
2387		2752
2388	=item $player_object->enter_exit ($exit_object)	2753	=item $player_object->enter_exit ($exit_object)
2389		2754
…		…
2409	}	2774	}
2410		2775
2411	sub prepare_random_map {	2776	sub prepare_random_map {
2412	my ($exit) = @_;	2777	my ($exit) = @_;
2413		2778
2414	my $guard = cf::lock_acquire "exit_prepare:$exit";
2415
2416	# all this does is basically replace the /! path by	2779	# all this does is basically replace the /! path by
2417	# a new random map path (?random/...) with a seed	2780	# a new random map path (?random/...) with a seed
2418	# that depends on the exit object	2781	# that depends on the exit object
2419		2782
2420	my $rmp = parse_random_map_params $exit->msg;	2783	my $rmp = parse_random_map_params $exit->msg;
…		…
2422	if ($exit->map) {	2785	if ($exit->map) {
2423	$rmp->{region} = $exit->region->name;	2786	$rmp->{region} = $exit->region->name;
2424	$rmp->{origin_map} = $exit->map->path;	2787	$rmp->{origin_map} = $exit->map->path;
2425	$rmp->{origin_x} = $exit->x;	2788	$rmp->{origin_x} = $exit->x;
2426	$rmp->{origin_y} = $exit->y;	2789	$rmp->{origin_y} = $exit->y;
		2790
		2791	$exit->map->touch;
2427	}	2792	}
2428		2793
2429	$rmp->{random_seed} ||= $exit->random_seed;	2794	$rmp->{random_seed} ||= $exit->random_seed;
2430		2795
2431	my $data = cf::to_json $rmp;	2796	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2432	my $md5 = Digest::MD5::md5_hex $data;	2797	my $md5 = Digest::MD5::md5_hex $data;
2433	my $meta = "$RANDOMDIR/$md5.meta";	2798	my $meta = "$RANDOMDIR/$md5.meta";
2434		2799
2435	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2800	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2436	aio_write $fh, 0, (length $data), $data, 0;	2801	aio_write $fh, 0, (length $data), $data, 0;
2437	undef $fh;	2802	undef $fh;
2438	aio_rename "$meta~", $meta;	2803	aio_rename "$meta~", $meta;
2439		2804
		2805	my $slaying = "?random/$md5";
		2806
		2807	if ($exit->valid) {
2440	$exit->slaying ("?random/$md5");	2808	$exit->slaying ("?random/$md5");
2441	$exit->msg (undef);	2809	$exit->msg (undef);
		2810	}
2442	}	2811	}
2443	}	2812	}
2444		2813
2445	sub cf::object::player::enter_exit {	2814	sub cf::object::player::enter_exit {
2446	my ($self, $exit) = @_;	2815	my ($self, $exit) = @_;
2447		2816
2448	return unless $self->type == cf::PLAYER;	2817	return unless $self->type == cf::PLAYER;
2449		2818
2450	if ($exit->slaying eq "/!") {
2451	#TODO: this should de-fi-ni-te-ly not be a sync-job
2452	# the problem is that $exit might not survive long enough
2453	# so it needs to be done right now, right here
2454	cf::sync_job { prepare_random_map $exit };
2455	}
2456
2457	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2458	my $hp = $exit->stats->hp;
2459	my $sp = $exit->stats->sp;
2460
2461	$self->enter_link;	2819	$self->enter_link;
2462		2820
2463	# if exit is damned, update players death & WoR home-position
2464	$self->contr->savebed ($slaying, $hp, $sp)
2465	if $exit->flag (FLAG_DAMNED);
2466
2467	(async {	2821	(async {
2468	$self->deactivate_recursive; # just to be sure	2822	$Coro::current->{desc} = "enter_exit";
		2823
2469	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
2470	$self->goto ($slaying, $hp, $sp);	2839	$self->goto ($map, $x, $y);
2471		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
2472	1;	2845	1
2473	}) {	2846	}) {
2474	$self->message ("Something went wrong deep within the crossfire server. "	2847	$self->message ("Something went wrong deep within the deliantra server. "
2475	. "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. "
2476	. "Please report this to the dungeon master!",	2849	. "Please report this to the dungeon master!",
2477	cf::NDI_UNIQUE | cf::NDI_RED);	2850	cf::NDI_UNIQUE | cf::NDI_RED);
2478		2851
2479	warn "ERROR in enter_exit: $@";	2852	warn "ERROR in enter_exit: $@";
…		…
2496	sub cf::client::send_drawinfo {	2869	sub cf::client::send_drawinfo {
2497	my ($self, $text, $flags) = @_;	2870	my ($self, $text, $flags) = @_;
2498		2871
2499	utf8::encode $text;	2872	utf8::encode $text;
2500	$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);
2501	}	2899	}
2502		2900
2503	=item $client->send_msg ($channel, $msg, $color, [extra...])	2901	=item $client->send_msg ($channel, $msg, $color, [extra...])
2504		2902
2505	Send a drawinfo or msg packet to the client, formatting the msg for the	2903	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2507	the message, with C<log> being the default. If C<$color> is negative, suppress	2905	the message, with C<log> being the default. If C<$color> is negative, suppress
2508	the message unless the client supports the msg packet.	2906	the message unless the client supports the msg packet.
2509		2907
2510	=cut	2908	=cut
2511		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" => $CHAT_CHANNEL,
		3022	);
		3023
2512	sub cf::client::send_msg {	3024	sub cf::client::send_msg {
2513	my ($self, $channel, $msg, $color, @extra) = @_;	3025	my ($self, $channel, $msg, $color, @extra) = @_;
2514		3026
2515	$msg = $self->pl->expand_cfpod ($msg);	3027	$msg = $self->pl->expand_cfpod ($msg)
		3028	unless $color & cf::NDI_VERBATIM;
2516		3029
2517	$color &= ~cf::NDI_UNIQUE; # just in case...	3030	$color &= cf::NDI_CLIENT_MASK; # just in case...
2518		3031
		3032	# check predefined channels, for the benefit of C
		3033	if ($CHANNEL{$channel}) {
		3034	$channel = $CHANNEL{$channel};
		3035
		3036	$self->ext_msg (channel_info => $channel);
		3037	$channel = $channel->{id};
		3038
2519	if (ref $channel) {	3039	} elsif (ref $channel) {
2520	# send meta info to client, if not yet sent	3040	# send meta info to client, if not yet sent
2521	unless (exists $self->{channel}{$channel->{id}}) {	3041	unless (exists $self->{channel}{$channel->{id}}) {
2522	$self->{channel}{$channel->{id}} = $channel;	3042	$self->{channel}{$channel->{id}} = $channel;
2523	$self->ext_msg (channel_info => %$channel);	3043	$self->ext_msg (channel_info => $channel);
2524	}	3044	}
2525		3045
2526	$channel = $channel->{id};	3046	$channel = $channel->{id};
2527	}	3047	}
2528		3048
2529	return unless @extra || length $msg;	3049	return unless @extra || length $msg;
2530		3050
2531	if ($self->can_msg) {	3051	# default colour, mask it out
2532	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $channel, $msg, @extra]));	3052	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2533	} else {	3053	if $color & cf::NDI_DEF;
2534	# replace some tags by gcfclient-compatible ones
2535	for ($msg) {
2536	1 while
2537	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2538	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2539	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2540	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2541	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2542	}
2543		3054
2544	if ($color >= 0) {	3055	my $pkt = "msg "
2545	if (0 && $msg =~ /\[/) {	3056	. $self->{json_coder}->encode (
2546	$self->send_packet ("drawextinfo $color 4 0 $msg")	3057	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2547	} else {	3058	);
2548	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	3059
2549	$self->send_packet ("drawinfo $color $msg")	3060	$self->send_big_packet ($pkt);
2550	}
2551	}
2552	}
2553	}	3061	}
2554		3062
2555	=item $client->ext_msg ($type, @msg)	3063	=item $client->ext_msg ($type, @msg)
2556		3064
2557	Sends an ext event to the client.	3065	Sends an ext event to the client.
…		…
2559	=cut	3067	=cut
2560		3068
2561	sub cf::client::ext_msg($$@) {	3069	sub cf::client::ext_msg($$@) {
2562	my ($self, $type, @msg) = @_;	3070	my ($self, $type, @msg) = @_;
2563		3071
2564	my $extcmd = $self->extcmd;
2565
2566	if ($extcmd == 2) {	3072	if ($self->extcmd == 2) {
2567	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3073	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2568	} elsif ($extcmd == 1) { # TODO: remove	3074	} elsif ($self->extcmd == 1) { # TODO: remove
2569	push @msg, msgtype => "event_$type";	3075	push @msg, msgtype => "event_$type";
2570	$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}));
2571	}	3095	}
2572	}	3096	}
2573		3097
2574	=item $success = $client->query ($flags, "text", \&cb)	3098	=item $success = $client->query ($flags, "text", \&cb)
2575		3099
…		…
2636	my ($type, $reply, @payload) =	3160	my ($type, $reply, @payload) =
2637	"ARRAY" eq ref $msg	3161	"ARRAY" eq ref $msg
2638	? @$msg	3162	? @$msg
2639	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	3163	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2640		3164
		3165	my @reply;
		3166
2641	if (my $cb = $EXTICMD{$type}) {	3167	if (my $cb = $EXTICMD{$type}) {
2642	my @reply = $cb->($ns, @payload);	3168	@reply = $cb->($ns, @payload);
2643
2644	$ns->ext_reply ($reply, @reply)
2645	if $reply;
2646	}	3169	}
		3170
		3171	$ns->ext_reply ($reply, @reply)
		3172	if $reply;
		3173
2647	} else {	3174	} else {
2648	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";
2649	}	3176	}
2650		3177
2651	cf::override;	3178	cf::override;
…		…
2673		3200
2674	$coro	3201	$coro
2675	}	3202	}
2676		3203
2677	cf::client->attach (	3204	cf::client->attach (
2678	on_destroy => sub {	3205	on_client_destroy => sub {
2679	my ($ns) = @_;	3206	my ($ns) = @_;
2680		3207
2681	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3208	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2682	},	3209	},
2683	);	3210	);
…		…
2698	our $safe = new Safe "safe";	3225	our $safe = new Safe "safe";
2699	our $safe_hole = new Safe::Hole;	3226	our $safe_hole = new Safe::Hole;
2700		3227
2701	$SIG{FPE} = 'IGNORE';	3228	$SIG{FPE} = 'IGNORE';
2702		3229
2703	$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	));
2704		3235
2705	# here we export the classes and methods available to script code	3236	# here we export the classes and methods available to script code
2706		3237
2707	=pod	3238	=pod
2708		3239
2709	The following functions and methods are available within a safe environment:	3240	The following functions and methods are available within a safe environment:
2710		3241
2711	cf::object	3242	cf::object
2712	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
2713	insert remove	3244	insert remove name archname title slaying race decrease split
		3245	value
2714		3246
2715	cf::object::player	3247	cf::object::player
2716	player	3248	player
2717		3249
2718	cf::player	3250	cf::player
…		…
2723		3255
2724	=cut	3256	=cut
2725		3257
2726	for (	3258	for (
2727	["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
2728	insert remove)],	3260	insert remove inv nrof name archname title slaying race
		3261	decrease split destroy change_exp value msg lore send_msg)],
2729	["cf::object::player" => qw(player)],	3262	["cf::object::player" => qw(player)],
2730	["cf::player" => qw(peaceful)],	3263	["cf::player" => qw(peaceful send_msg)],
2731	["cf::map" => qw(trigger)],	3264	["cf::map" => qw(trigger)],
2732	) {	3265	) {
2733	no strict 'refs';	3266	no strict 'refs';
2734	my ($pkg, @funs) = @$_;	3267	my ($pkg, @funs) = @$_;
2735	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3268	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2753		3286
2754	my $qcode = $code;	3287	my $qcode = $code;
2755	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3288	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2756	$qcode =~ s/\n/\\n/g;	3289	$qcode =~ s/\n/\\n/g;
2757		3290
		3291	%vars = (_dummy => 0) unless %vars;
		3292
		3293	my @res;
2758	local $_;	3294	local $_;
2759	local @safe::cf::_safe_eval_args = values %vars;
2760		3295
2761	my $eval =	3296	my $eval =
2762	"do {\n"	3297	"do {\n"
2763	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3298	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2764	. "#line 0 \"{$qcode}\"\n"	3299	. "#line 0 \"{$qcode}\"\n"
2765	. $code	3300	. $code
2766	. "\n}"	3301	. "\n}"
2767	;	3302	;
2768		3303
		3304	if ($CFG{safe_eval}) {
2769	sub_generation_inc;	3305	sub_generation_inc;
		3306	local @safe::cf::_safe_eval_args = values %vars;
2770	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3307	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2771	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	}
2772		3313
2773	if ($@) {	3314	if ($@) {
2774	warn "$@";	3315	warn "$@";
2775	warn "while executing safe code '$code'\n";	3316	warn "while executing safe code '$code'\n";
2776	warn "with arguments " . (join " ", %vars) . "\n";	3317	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2795	=cut	3336	=cut
2796		3337
2797	sub register_script_function {	3338	sub register_script_function {
2798	my ($fun, $cb) = @_;	3339	my ($fun, $cb) = @_;
2799		3340
2800	no strict 'refs';	3341	$fun = "safe::$fun" if $CFG{safe_eval};
2801	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3342	*$fun = $safe_hole->wrap ($cb);
2802	}	3343	}
2803		3344
2804	=back	3345	=back
2805		3346
2806	=cut	3347	=cut
…		…
2808	#############################################################################	3349	#############################################################################
2809	# the server's init and main functions	3350	# the server's init and main functions
2810		3351
2811	sub load_facedata($) {	3352	sub load_facedata($) {
2812	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;
2813		3360
2814	warn "loading facedata from $path\n";	3361	warn "loading facedata from $path\n";
2815		3362
2816	my $facedata;	3363	my $facedata;
2817	0 < aio_load $path, $facedata	3364	0 < aio_load $path, $facedata
…		…
2820	$facedata = Coro::Storable::thaw $facedata;	3367	$facedata = Coro::Storable::thaw $facedata;
2821		3368
2822	$facedata->{version} == 2	3369	$facedata->{version} == 2
2823	or cf::cleanup "$path: version mismatch, cannot proceed.";	3370	or cf::cleanup "$path: version mismatch, cannot proceed.";
2824		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
2825	{	3381	{
2826	my $faces = $facedata->{faceinfo};	3382	my $faces = $facedata->{faceinfo};
2827		3383
2828	while (my ($face, $info) = each %$faces) {	3384	while (my ($face, $info) = each %$faces) {
2829	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3385	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3386
2830	cf::face::set_visibility $idx, $info->{visibility};	3387	cf::face::set_visibility $idx, $info->{visibility};
2831	cf::face::set_magicmap $idx, $info->{magicmap};	3388	cf::face::set_magicmap $idx, $info->{magicmap};
2832	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3389	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2833	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3390	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2834		3391
2835	cf::cede_to_tick;	3392	cf::cede_to_tick;
2836	}	3393	}
2837		3394
2838	while (my ($face, $info) = each %$faces) {	3395	while (my ($face, $info) = each %$faces) {
2839	next unless $info->{smooth};	3396	next unless $info->{smooth};
		3397
2840	my $idx = cf::face::find $face	3398	my $idx = cf::face::find $face
2841	or next;	3399	or next;
		3400
2842	if (my $smooth = cf::face::find $info->{smooth}) {	3401	if (my $smooth = cf::face::find $info->{smooth}) {
2843	cf::face::set_smooth $idx, $smooth;	3402	cf::face::set_smooth $idx, $smooth;
2844	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3403	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2845	} else {	3404	} else {
2846	warn "smooth face '$info->{smooth}' not found for face '$face'";	3405	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2860		3419
2861	cf::anim::invalidate_all; # d'oh	3420	cf::anim::invalidate_all; # d'oh
2862	}	3421	}
2863		3422
2864	{	3423	{
2865	# TODO: for gcfclient pleasure, we should give resources
2866	# that gcfclient doesn't grok a >10000 face index.
2867	my $res = $facedata->{resource};	3424	my $res = $facedata->{resource};
2868	my $enc = JSON::XS->new->utf8->canonical;
2869		3425
2870	while (my ($name, $info) = each %$res) {	3426	while (my ($name, $info) = each %$res) {
2871	my $meta = $enc->encode ({	3427	if (defined $info->{type}) {
2872	name => $name,
2873	copyright => $info->{copyright}, #TODO#
2874	});
2875
2876	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3428	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2877		3429
2878	if ($info->{type} & 1) {
2879	# prepend meta info
2880
2881	my $data = pack "(w/a*)*", $meta, $info->{data};
2882	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2883
2884	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};
2885	} else {	3432	} else {
2886	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};	3433	$RESOURCE{$name} = $info; # unused
2887	}	3434	}
2888		3435
2889	cf::face::set_type $idx, $info->{type};
2890
2891	cf::cede_to_tick;	3436	cf::cede_to_tick;
2892	}	3437	}
2893	}	3438	}
		3439
		3440	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2894		3441
2895	1	3442	1
2896	}	3443	}
2897		3444
2898	register_exticmd fx_want => sub {	3445	register_exticmd fx_want => sub {
…		…
2901	while (my ($k, $v) = each %$want) {	3448	while (my ($k, $v) = each %$want) {
2902	$ns->fx_want ($k, $v);	3449	$ns->fx_want ($k, $v);
2903	}	3450	}
2904	};	3451	};
2905		3452
		3453	sub load_resource_file($) {
		3454	my $guard = lock_acquire "load_resource_file";
		3455
		3456	my $status = load_resource_file_ $_[0];
		3457	get_slot 0.1, 100;
		3458	cf::arch::commit_load;
		3459
		3460	$status
		3461	}
		3462
2906	sub reload_regions {	3463	sub reload_regions {
		3464	# HACK to clear player env face cache, we need some signal framework
		3465	# for this (global event?)
		3466	%ext::player_env::MUSIC_FACE_CACHE = ();
		3467
2907	load_resource_file "$MAPDIR/regions"	3468	load_resource_file "$MAPDIR/regions"
2908	or die "unable to load regions file\n";	3469	or die "unable to load regions file\n";
2909		3470
2910	for (cf::region::list) {	3471	for (cf::region::list) {
2911	$_->{match} = qr/$_->{match}/	3472	$_->{match} = qr/$_->{match}/
…		…
2919	}	3480	}
2920		3481
2921	sub reload_archetypes {	3482	sub reload_archetypes {
2922	load_resource_file "$DATADIR/archetypes"	3483	load_resource_file "$DATADIR/archetypes"
2923	or die "unable to load archetypes\n";	3484	or die "unable to load archetypes\n";
2924	#d# NEED to laod twice to resolve forward references
2925	# this really needs to be done in an extra post-pass
2926	# (which needs to be synchronous, so solve it differently)
2927	load_resource_file "$DATADIR/archetypes"
2928	or die "unable to load archetypes\n";
2929	}	3485	}
2930		3486
2931	sub reload_treasures {	3487	sub reload_treasures {
2932	load_resource_file "$DATADIR/treasures"	3488	load_resource_file "$DATADIR/treasures"
2933	or die "unable to load treasurelists\n";	3489	or die "unable to load treasurelists\n";
2934	}	3490	}
2935		3491
		3492	sub reload_sound {
		3493	warn "loading sound config from $DATADIR/sound\n";
		3494
		3495	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3496	or die "$DATADIR/sound $!";
		3497
		3498	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3499
		3500	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3501	my $sound = $soundconf->{compat}[$_]
		3502	or next;
		3503
		3504	my $face = cf::face::find "sound/$sound->[1]";
		3505	cf::sound::set $sound->[0] => $face;
		3506	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3507	}
		3508
		3509	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3510	my $face = cf::face::find "sound/$v";
		3511	cf::sound::set $k => $face;
		3512	}
		3513	}
		3514
2936	sub reload_resources {	3515	sub reload_resources {
2937	warn "reloading resource files...\n";	3516	warn "reloading resource files...\n";
2938		3517
		3518	reload_facedata;
		3519	reload_sound;
		3520	reload_archetypes;
2939	reload_regions;	3521	reload_regions;
2940	reload_facedata;
2941	#reload_archetypes;#d#
2942	reload_archetypes;
2943	reload_treasures;	3522	reload_treasures;
2944		3523
2945	warn "finished reloading resource files\n";	3524	warn "finished reloading resource files\n";
2946	}	3525	}
2947		3526
2948	sub init {	3527	sub reload_config {
2949	reload_resources;	3528	warn "reloading config file...\n";
2950	}
2951		3529
2952	sub cfg_load {
2953	open my $fh, "<:utf8", "$CONFDIR/config"	3530	open my $fh, "<:utf8", "$CONFDIR/config"
2954	or return;	3531	or return;
2955		3532
2956	local $/;	3533	local $/;
2957	*CFG = YAML::Syck::Load <$fh>;	3534	*CFG = YAML::XS::Load scalar <$fh>;
2958		3535
2959	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3536	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
2960		3537
2961	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3538	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2962	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3539	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
2963		3540
2964	if (exists $CFG{mlockall}) {	3541	if (exists $CFG{mlockall}) {
…		…
2966	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3543	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2967	and die "WARNING: m(un)lockall failed: $!\n";	3544	and die "WARNING: m(un)lockall failed: $!\n";
2968	};	3545	};
2969	warn $@ if $@;	3546	warn $@ if $@;
2970	}	3547	}
		3548
		3549	warn "finished reloading resource files\n";
		3550	}
		3551
		3552	sub pidfile() {
		3553	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3554	or die "$PIDFILE: $!";
		3555	flock $fh, &Fcntl::LOCK_EX
		3556	or die "$PIDFILE: flock: $!";
		3557	$fh
		3558	}
		3559
		3560	# make sure only one server instance is running at any one time
		3561	sub atomic {
		3562	my $fh = pidfile;
		3563
		3564	my $pid = <$fh>;
		3565	kill 9, $pid if $pid > 0;
		3566
		3567	seek $fh, 0, 0;
		3568	print $fh $$;
		3569	}
		3570
		3571	sub main_loop {
		3572	warn "EV::loop starting\n";
		3573	if (1) {
		3574	EV::loop;
		3575	}
		3576	warn "EV::loop returned\n";
		3577	goto &main_loop unless $REALLY_UNLOOP;
2971	}	3578	}
2972		3579
2973	sub main {	3580	sub main {
		3581	cf::init_globals; # initialise logging
		3582
		3583	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3584	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3585	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3586	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3587
		3588	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3589
2974	# we must not ever block the main coroutine	3590	# we must not ever block the main coroutine
2975	local $Coro::idle = sub {	3591	local $Coro::idle = sub {
2976	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3592	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2977	(async {	3593	(async {
2978	Event::one_event;	3594	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3595	EV::loop EV::LOOP_ONESHOT;
2979	})->prio (Coro::PRIO_MAX);	3596	})->prio (Coro::PRIO_MAX);
2980	};	3597	};
2981		3598
2982	cfg_load;	3599	evthread_start IO::AIO::poll_fileno;
		3600
		3601	cf::sync_job {
		3602	cf::init_experience;
		3603	cf::init_anim;
		3604	cf::init_attackmess;
		3605	cf::init_dynamic;
		3606
		3607	cf::load_settings;
		3608	cf::load_materials;
		3609
		3610	reload_resources;
		3611	reload_config;
2983	db_init;	3612	db_init;
		3613
		3614	cf::init_uuid;
		3615	cf::init_signals;
		3616	cf::init_skills;
		3617
		3618	cf::init_beforeplay;
		3619
		3620	atomic;
		3621
2984	load_extensions;	3622	load_extensions;
2985		3623
2986	$TICK_WATCHER->start;	3624	utime time, time, $RUNTIMEFILE;
2987	Event::loop;	3625
		3626	# no (long-running) fork's whatsoever before this point(!)
		3627	use POSIX ();
		3628	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3629
		3630	(pop @POST_INIT)->(0) while @POST_INIT;
		3631	};
		3632
		3633	cf::object::thawer::errors_are_fatal 0;
		3634	warn "parse errors in files are no longer fatal from this point on.\n";
		3635
		3636	main_loop;
2988	}	3637	}
2989		3638
2990	#############################################################################	3639	#############################################################################
2991	# initialisation and cleanup	3640	# initialisation and cleanup
2992		3641
2993	# install some emergency cleanup handlers	3642	# install some emergency cleanup handlers
2994	BEGIN {	3643	BEGIN {
		3644	our %SIGWATCHER = ();
2995	for my $signal (qw(INT HUP TERM)) {	3645	for my $signal (qw(INT HUP TERM)) {
2996	Event->signal (	3646	$SIGWATCHER{$signal} = AE::signal $signal, sub {
2997	reentrant => 0,
2998	data => WF_AUTOCANCEL,
2999	signal => $signal,
3000	prio => 0,
3001	cb => sub {
3002	cf::cleanup "SIG$signal";	3647	cf::cleanup "SIG$signal";
3003	},
3004	);	3648	};
3005	}	3649	}
3006	}	3650	}
3007		3651
3008	sub write_runtime {	3652	sub write_runtime_sync {
3009	my $runtime = "$LOCALDIR/runtime";	3653	my $t0 = AE::time;
3010		3654
3011	# first touch the runtime file to show we are still running:	3655	# first touch the runtime file to show we are still running:
3012	# the fsync below can take a very very long time.	3656	# the fsync below can take a very very long time.
3013		3657
3014	IO::AIO::aio_utime $runtime, undef, undef;	3658	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3015		3659
3016	my $guard = cf::lock_acquire "write_runtime";	3660	my $guard = cf::lock_acquire "write_runtime";
3017		3661
3018	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3662	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3019	or return;	3663	or return;
3020		3664
3021	my $value = $cf::RUNTIME + 90 + 10;	3665	my $value = $cf::RUNTIME + 90 + 10;
3022	# 10 is the runtime save interval, for a monotonic clock	3666	# 10 is the runtime save interval, for a monotonic clock
3023	# 60 allows for the watchdog to kill the server.	3667	# 60 allows for the watchdog to kill the server.
…		…
3033	aio_utime $fh, undef, undef;	3677	aio_utime $fh, undef, undef;
3034		3678
3035	close $fh	3679	close $fh
3036	or return;	3680	or return;
3037		3681
3038	aio_rename "$runtime~", $runtime	3682	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3039	and return;	3683	and return;
3040		3684
3041	warn "runtime file written.\n";	3685	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
3042		3686
3043	1	3687	1
		3688	}
		3689
		3690	our $uuid_lock;
		3691	our $uuid_skip;
		3692
		3693	sub write_uuid_sync($) {
		3694	$uuid_skip ||= $_[0];
		3695
		3696	return if $uuid_lock;
		3697	local $uuid_lock = 1;
		3698
		3699	my $uuid = "$LOCALDIR/uuid";
		3700
		3701	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3702	or return;
		3703
		3704	my $value = uuid_seq uuid_cur;
		3705
		3706	unless ($value) {
		3707	warn "cowardly refusing to write zero uuid value!\n";
		3708	return;
		3709	}
		3710
		3711	my $value = uuid_str $value + $uuid_skip;
		3712	$uuid_skip = 0;
		3713
		3714	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3715	and return;
		3716
		3717	# always fsync - this file is important
		3718	aio_fsync $fh
		3719	and return;
		3720
		3721	close $fh
		3722	or return;
		3723
		3724	aio_rename "$uuid~", $uuid
		3725	and return;
		3726
		3727	warn "uuid file written ($value).\n";
		3728
		3729	1
		3730
		3731	}
		3732
		3733	sub write_uuid($$) {
		3734	my ($skip, $sync) = @_;
		3735
		3736	$sync ? write_uuid_sync $skip
		3737	: async { write_uuid_sync $skip };
3044	}	3738	}
3045		3739
3046	sub emergency_save() {	3740	sub emergency_save() {
3047	my $freeze_guard = cf::freeze_mainloop;	3741	my $freeze_guard = cf::freeze_mainloop;
3048		3742
3049	warn "enter emergency perl save\n";	3743	warn "emergency_perl_save: enter\n";
3050		3744
3051	cf::sync_job {	3745	cf::sync_job {
		3746	# this is a trade-off: we want to be very quick here, so
		3747	# save all maps without fsync, and later call a global sync
		3748	# (which in turn might be very very slow)
		3749	local $USE_FSYNC = 0;
		3750
3052	# use a peculiar iteration method to avoid tripping on perl	3751	# use a peculiar iteration method to avoid tripping on perl
3053	# refcount bugs in for. also avoids problems with players	3752	# refcount bugs in for. also avoids problems with players
3054	# and maps saved/destroyed asynchronously.	3753	# and maps saved/destroyed asynchronously.
3055	warn "begin emergency player save\n";	3754	warn "emergency_perl_save: begin player save\n";
3056	for my $login (keys %cf::PLAYER) {	3755	for my $login (keys %cf::PLAYER) {
3057	my $pl = $cf::PLAYER{$login} or next;	3756	my $pl = $cf::PLAYER{$login} or next;
3058	$pl->valid or next;	3757	$pl->valid or next;
		3758	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3059	$pl->save;	3759	$pl->save;
3060	}	3760	}
3061	warn "end emergency player save\n";	3761	warn "emergency_perl_save: end player save\n";
3062		3762
3063	warn "begin emergency map save\n";	3763	warn "emergency_perl_save: begin map save\n";
3064	for my $path (keys %cf::MAP) {	3764	for my $path (keys %cf::MAP) {
3065	my $map = $cf::MAP{$path} or next;	3765	my $map = $cf::MAP{$path} or next;
3066	$map->valid or next;	3766	$map->valid or next;
3067	$map->save;	3767	$map->save;
3068	}	3768	}
3069	warn "end emergency map save\n";	3769	warn "emergency_perl_save: end map save\n";
3070		3770
3071	warn "begin emergency database checkpoint\n";	3771	warn "emergency_perl_save: begin database checkpoint\n";
3072	BDB::db_env_txn_checkpoint $DB_ENV;	3772	BDB::db_env_txn_checkpoint $DB_ENV;
3073	warn "end emergency database checkpoint\n";	3773	warn "emergency_perl_save: end database checkpoint\n";
		3774
		3775	warn "emergency_perl_save: begin write uuid\n";
		3776	write_uuid_sync 1;
		3777	warn "emergency_perl_save: end write uuid\n";
3074	};	3778	};
3075		3779
		3780	warn "emergency_perl_save: starting sync()\n";
		3781	IO::AIO::aio_sync sub {
		3782	warn "emergency_perl_save: finished sync()\n";
		3783	};
		3784
3076	warn "leave emergency perl save\n";	3785	warn "emergency_perl_save: leave\n";
3077	}	3786	}
3078		3787
3079	sub post_cleanup {	3788	sub post_cleanup {
3080	my ($make_core) = @_;	3789	my ($make_core) = @_;
3081		3790
3082	warn Carp::longmess "post_cleanup backtrace"	3791	warn Carp::longmess "post_cleanup backtrace"
3083	if $make_core;	3792	if $make_core;
		3793
		3794	my $fh = pidfile;
		3795	unlink $PIDFILE if <$fh> == $$;
		3796	}
		3797
		3798	# a safer delete_package, copied from Symbol
		3799	sub clear_package($) {
		3800	my $pkg = shift;
		3801
		3802	# expand to full symbol table name if needed
		3803	unless ($pkg =~ /^main::.*::$/) {
		3804	$pkg = "main$pkg" if $pkg =~ /^::/;
		3805	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3806	$pkg .= '::' unless $pkg =~ /::$/;
		3807	}
		3808
		3809	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3810	my $stem_symtab = *{$stem}{HASH};
		3811
		3812	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3813	or return;
		3814
		3815	# clear all symbols
		3816	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3817	for my $name (keys %$leaf_symtab) {
		3818	_gv_clear *{"$pkg$name"};
		3819	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3820	}
3084	}	3821	}
3085		3822
3086	sub do_reload_perl() {	3823	sub do_reload_perl() {
3087	# can/must only be called in main	3824	# can/must only be called in main
3088	if ($Coro::current != $Coro::main) {	3825	if (in_main) {
3089	warn "can only reload from main coroutine";	3826	warn "can only reload from main coroutine";
3090	return;	3827	return;
3091	}	3828	}
3092		3829
		3830	return if $RELOAD++;
		3831
		3832	my $t1 = AE::time;
		3833
		3834	while ($RELOAD) {
3093	warn "reloading...";	3835	warn "reloading...";
3094		3836
3095	warn "entering sync_job";	3837	warn "entering sync_job";
3096		3838
3097	cf::sync_job {	3839	cf::sync_job {
3098	cf::write_runtime; # external watchdog should not bark	3840	cf::write_runtime_sync; # external watchdog should not bark
3099	cf::emergency_save;	3841	cf::emergency_save;
3100	cf::write_runtime; # external watchdog should not bark	3842	cf::write_runtime_sync; # external watchdog should not bark
3101		3843
3102	warn "syncing database to disk";	3844	warn "syncing database to disk";
3103	BDB::db_env_txn_checkpoint $DB_ENV;	3845	BDB::db_env_txn_checkpoint $DB_ENV;
3104		3846
3105	# if anything goes wrong in here, we should simply crash as we already saved	3847	# if anything goes wrong in here, we should simply crash as we already saved
3106		3848
3107	warn "cancelling all WF_AUTOCANCEL watchers";
3108	for (Event::all_watchers) {
3109	$_->cancel if $_->data & WF_AUTOCANCEL;
3110	}
3111
3112	warn "flushing outstanding aio requests";	3849	warn "flushing outstanding aio requests";
3113	for (;;) {
3114	BDB::flush;
3115	IO::AIO::flush;
3116	Coro::cede;
3117	last unless IO::AIO::nreqs || BDB::nreqs;	3850	while (IO::AIO::nreqs || BDB::nreqs) {
3118	warn "iterate...";	3851	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3119	}
3120
3121	++$RELOAD;
3122
3123	warn "cancelling all extension coros";
3124	$_->cancel for values %EXT_CORO;
3125	%EXT_CORO = ();
3126
3127	warn "removing commands";
3128	%COMMAND = ();
3129
3130	warn "removing ext/exti commands";
3131	%EXTCMD = ();
3132	%EXTICMD = ();
3133
3134	warn "unloading/nuking all extensions";
3135	for my $pkg (@EXTS) {
3136	warn "... unloading $pkg";
3137
3138	if (my $cb = $pkg->can ("unload")) {
3139	eval {
3140	$cb->($pkg);
3141	1
3142	} or warn "$pkg unloaded, but with errors: $@";
3143	}	3852	}
3144		3853
3145	warn "... nuking $pkg";	3854	warn "cancelling all extension coros";
3146	Symbol::delete_package $pkg;	3855	$_->cancel for values %EXT_CORO;
3147	}	3856	%EXT_CORO = ();
3148		3857
3149	warn "unloading all perl modules loaded from $LIBDIR";	3858	warn "removing commands";
3150	while (my ($k, $v) = each %INC) {	3859	%COMMAND = ();
3151	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3152		3860
		3861	warn "removing ext/exti commands";
		3862	%EXTCMD = ();
		3863	%EXTICMD = ();
		3864
		3865	warn "unloading/nuking all extensions";
		3866	for my $pkg (@EXTS) {
3153	warn "... unloading $k";	3867	warn "... unloading $pkg";
3154	delete $INC{$k};
3155		3868
3156	$k =~ s/\.pm$//;
3157	$k =~ s/\//::/g;
3158
3159	if (my $cb = $k->can ("unload_module")) {	3869	if (my $cb = $pkg->can ("unload")) {
		3870	eval {
3160	$cb->();	3871	$cb->($pkg);
		3872	1
		3873	} or warn "$pkg unloaded, but with errors: $@";
		3874	}
		3875
		3876	warn "... clearing $pkg";
		3877	clear_package $pkg;
3161	}	3878	}
3162		3879
3163	Symbol::delete_package $k;	3880	warn "unloading all perl modules loaded from $LIBDIR";
		3881	while (my ($k, $v) = each %INC) {
		3882	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3883
		3884	warn "... unloading $k";
		3885	delete $INC{$k};
		3886
		3887	$k =~ s/\.pm$//;
		3888	$k =~ s/\//::/g;
		3889
		3890	if (my $cb = $k->can ("unload_module")) {
		3891	$cb->();
		3892	}
		3893
		3894	clear_package $k;
3164	}	3895	}
3165		3896
3166	warn "getting rid of safe::, as good as possible";	3897	warn "getting rid of safe::, as good as possible";
3167	Symbol::delete_package "safe::$_"	3898	clear_package "safe::$_"
3168	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3899	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3169		3900
3170	warn "unloading cf.pm \"a bit\"";	3901	warn "unloading cf.pm \"a bit\"";
3171	delete $INC{"cf.pm"};	3902	delete $INC{"cf.pm"};
3172	delete $INC{"cf/pod.pm"};	3903	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3173		3904
3174	# don't, removes xs symbols, too,	3905	# don't, removes xs symbols, too,
3175	# and global variables created in xs	3906	# and global variables created in xs
3176	#Symbol::delete_package __PACKAGE__;	3907	#clear_package __PACKAGE__;
3177		3908
3178	warn "unload completed, starting to reload now";	3909	warn "unload completed, starting to reload now";
3179		3910
3180	warn "reloading cf.pm";	3911	warn "reloading cf.pm";
3181	require cf;	3912	require cf;
3182	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3913	cf::_connect_to_perl_1;
3183		3914
3184	warn "loading config and database again";	3915	warn "loading config and database again";
3185	cf::cfg_load;	3916	cf::reload_config;
3186		3917
3187	warn "loading extensions";	3918	warn "loading extensions";
3188	cf::load_extensions;	3919	cf::load_extensions;
3189		3920
		3921	if ($REATTACH_ON_RELOAD) {
3190	warn "reattaching attachments to objects/players";	3922	warn "reattaching attachments to objects/players";
3191	_global_reattach; # objects, sockets	3923	_global_reattach; # objects, sockets
3192	warn "reattaching attachments to maps";	3924	warn "reattaching attachments to maps";
3193	reattach $_ for values %MAP;	3925	reattach $_ for values %MAP;
3194	warn "reattaching attachments to players";	3926	warn "reattaching attachments to players";
3195	reattach $_ for values %PLAYER;	3927	reattach $_ for values %PLAYER;
		3928	}
3196		3929
		3930	warn "running post_init jobs";
		3931	(pop @POST_INIT)->(1) while @POST_INIT;
		3932
3197	warn "leaving sync_job";	3933	warn "leaving sync_job";
3198		3934
3199	1	3935	1
3200	} or do {	3936	} or do {
3201	warn $@;	3937	warn $@;
3202	warn "error while reloading, exiting.";	3938	cf::cleanup "error while reloading, exiting.";
3203	exit 1;
3204	};	3939	};
3205		3940
3206	warn "reloaded";	3941	warn "reloaded";
		3942	--$RELOAD;
		3943	}
		3944
		3945	$t1 = AE::time - $t1;
		3946	warn "reload completed in ${t1}s\n";
3207	};	3947	};
3208		3948
3209	our $RELOAD_WATCHER; # used only during reload	3949	our $RELOAD_WATCHER; # used only during reload
3210		3950
3211	sub reload_perl() {	3951	sub reload_perl() {
3212	# doing reload synchronously and two reloads happen back-to-back,	3952	# doing reload synchronously and two reloads happen back-to-back,
3213	# coro crashes during coro_state_free->destroy here.	3953	# coro crashes during coro_state_free->destroy here.
3214		3954
3215	$RELOAD_WATCHER ||= Event->timer (	3955	$RELOAD_WATCHER ||= cf::async {
3216	reentrant => 0,	3956	Coro::AIO::aio_wait cache_extensions;
3217	after => 0,	3957
3218	data => WF_AUTOCANCEL,	3958	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3219	cb => sub {
3220	do_reload_perl;	3959	do_reload_perl;
3221	undef $RELOAD_WATCHER;	3960	undef $RELOAD_WATCHER;
3222	},	3961	};
3223	);	3962	};
3224	}	3963	}
3225		3964
3226	register_command "reload" => sub {	3965	register_command "reload" => sub {
3227	my ($who, $arg) = @_;	3966	my ($who, $arg) = @_;
3228		3967
3229	if ($who->flag (FLAG_WIZ)) {	3968	if ($who->flag (FLAG_WIZ)) {
3230	$who->message ("reloading server.");	3969	$who->message ("reloading server.");
		3970	async {
		3971	$Coro::current->{desc} = "perl_reload";
3231	async { reload_perl };	3972	reload_perl;
		3973	};
3232	}	3974	}
3233	};	3975	};
3234		3976
3235	unshift @INC, $LIBDIR;	3977	unshift @INC, $LIBDIR;
3236		3978
…		…
3238		3980
3239	our @WAIT_FOR_TICK;	3981	our @WAIT_FOR_TICK;
3240	our @WAIT_FOR_TICK_BEGIN;	3982	our @WAIT_FOR_TICK_BEGIN;
3241		3983
3242	sub wait_for_tick {	3984	sub wait_for_tick {
3243	return unless $TICK_WATCHER->is_active;
3244	return if $Coro::current == $Coro::main;	3985	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3245		3986
3246	my $signal = new Coro::Signal;	3987	my $signal = new Coro::Signal;
3247	push @WAIT_FOR_TICK, $signal;	3988	push @WAIT_FOR_TICK, $signal;
3248	$signal->wait;	3989	$signal->wait;
3249	}	3990	}
3250		3991
3251	sub wait_for_tick_begin {	3992	sub wait_for_tick_begin {
3252	return unless $TICK_WATCHER->is_active;
3253	return if $Coro::current == $Coro::main;	3993	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3254		3994
3255	my $signal = new Coro::Signal;	3995	my $signal = new Coro::Signal;
3256	push @WAIT_FOR_TICK_BEGIN, $signal;	3996	push @WAIT_FOR_TICK_BEGIN, $signal;
3257	$signal->wait;	3997	$signal->wait;
3258	}	3998	}
3259		3999
3260	my $min = 1e6;#d#	4000	sub tick {
3261	my $avg = 10;
3262	$TICK_WATCHER = Event->timer (
3263	reentrant => 0,
3264	parked => 1,
3265	prio => 0,
3266	at => $NEXT_TICK || $TICK,
3267	data => WF_AUTOCANCEL,
3268	cb => sub {
3269	if ($Coro::current != $Coro::main) {	4001	if ($Coro::current != $Coro::main) {
3270	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4002	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3271	unless ++$bug_warning > 10;	4003	unless ++$bug_warning > 10;
3272	return;	4004	return;
3273	}	4005	}
3274		4006
3275	$NOW = $tick_start = Event::time;
3276
3277	cf::server_tick; # one server iteration	4007	cf::server_tick; # one server iteration
3278		4008
3279	0 && sync_job {#d#	4009	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3280	for(1..10) {
3281	my $t = Event::time;
3282	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3283	or die;
3284		4010
3285	$map->width (50);	4011	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3286	$map->height (50);	4012	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3287	$map->alloc;	4013	Coro::async_pool {
3288	$map->_load_objects ("/tmp/x.map", 1);	4014	$Coro::current->{desc} = "runtime saver";
3289	my $t = Event::time - $t;	4015	write_runtime_sync
3290		4016	or warn "ERROR: unable to write runtime file: $!";
3291	#next unless $t < 0.0013;#d#
3292	if ($t < $min) {
3293	$min = $t;
3294	}
3295	$avg = $avg * 0.99 + $t * 0.01;
3296	}
3297	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3298	exit 0;
3299	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3300	};	4017	};
		4018	}
3301		4019
3302	$RUNTIME += $TICK;
3303	$NEXT_TICK += $TICK;
3304
3305	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3306	$NEXT_RUNTIME_WRITE = $NOW + 10;
3307	Coro::async_pool {
3308	write_runtime
3309	or warn "ERROR: unable to write runtime file: $!";
3310	};
3311	}
3312
3313	# my $AFTER = Event::time;
3314	# warn $AFTER - $NOW;#d#
3315
3316	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4020	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3317	$sig->send;	4021	$sig->send;
3318	}	4022	}
3319	while (my $sig = shift @WAIT_FOR_TICK) {	4023	while (my $sig = shift @WAIT_FOR_TICK) {
3320	$sig->send;	4024	$sig->send;
3321	}	4025	}
3322		4026
3323	$NOW = Event::time;	4027	$LOAD = ($NOW - $TICK_START) / $TICK;
3324
3325	# if we are delayed by four ticks or more, skip them all
3326	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3327
3328	$TICK_WATCHER->at ($NEXT_TICK);
3329	$TICK_WATCHER->start;
3330
3331	$LOAD = ($NOW - $tick_start) / $TICK;
3332	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4028	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3333		4029
3334	_post_tick;	4030	if (0) {
3335		4031	if ($NEXT_TICK) {
3336		4032	my $jitter = $TICK_START - $NEXT_TICK;
		4033	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4034	warn "jitter $JITTER\n";#d#
		4035	}
3337	},	4036	}
3338	);	4037	}
3339		4038
3340	{	4039	{
3341	BDB::max_poll_time $TICK * 0.1;	4040	# configure BDB
3342	$BDB_POLL_WATCHER = Event->io (	4041
3343	reentrant => 0,
3344	fd => BDB::poll_fileno,
3345	poll => 'r',
3346	prio => 0,
3347	data => WF_AUTOCANCEL,
3348	cb => \&BDB::poll_cb,
3349	);
3350	BDB::min_parallel 8;	4042	BDB::min_parallel 16;
3351		4043	BDB::max_poll_reqs $TICK * 0.1;
3352	BDB::set_sync_prepare {	4044	$AnyEvent::BDB::WATCHER->priority (1);
3353	my $status;
3354	my $current = $Coro::current;
3355	(
3356	sub {
3357	$status = $!;
3358	$current->ready; undef $current;
3359	},
3360	sub {
3361	Coro::schedule while defined $current;
3362	$! = $status;
3363	},
3364	)
3365	};
3366		4045
3367	unless ($DB_ENV) {	4046	unless ($DB_ENV) {
3368	$DB_ENV = BDB::db_env_create;	4047	$DB_ENV = BDB::db_env_create;
		4048	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4049	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4050	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4051	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4052	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3369		4053
3370	cf::sync_job {	4054	cf::sync_job {
3371	eval {	4055	eval {
3372	BDB::db_env_open	4056	BDB::db_env_open
3373	$DB_ENV,	4057	$DB_ENV,
…		…
3375	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4059	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3376	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4060	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3377	0666;	4061	0666;
3378		4062
3379	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4063	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3380
3381	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3382	$DB_ENV->set_lk_detect;
3383	};	4064	};
3384		4065
3385	cf::cleanup "db_env_open(db): $@" if $@;	4066	cf::cleanup "db_env_open(db): $@" if $@;
3386	};	4067	};
3387	}	4068	}
		4069
		4070	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4071	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4072	};
		4073	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4074	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4075	};
		4076	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4077	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4078	};
3388	}	4079	}
3389		4080
3390	{	4081	{
		4082	# configure IO::AIO
		4083
3391	IO::AIO::min_parallel 8;	4084	IO::AIO::min_parallel 8;
3392
3393	undef $Coro::AIO::WATCHER;
3394	IO::AIO::max_poll_time $TICK * 0.1;	4085	IO::AIO::max_poll_time $TICK * 0.1;
3395	$AIO_POLL_WATCHER = Event->io (	4086	undef $AnyEvent::AIO::WATCHER;
3396	reentrant => 0,
3397	data => WF_AUTOCANCEL,
3398	fd => IO::AIO::poll_fileno,
3399	poll => 'r',
3400	prio => 6,
3401	cb => \&IO::AIO::poll_cb,
3402	);
3403	}	4087	}
3404		4088
3405	my $_log_backtrace;	4089	my $_log_backtrace;
3406		4090
3407	sub _log_backtrace {	4091	sub _log_backtrace {
…		…
3410	$msg =~ s/\n//;	4094	$msg =~ s/\n//;
3411		4095
3412	# limit the # of concurrent backtraces	4096	# limit the # of concurrent backtraces
3413	if ($_log_backtrace < 2) {	4097	if ($_log_backtrace < 2) {
3414	++$_log_backtrace;	4098	++$_log_backtrace;
		4099	my $perl_bt = Carp::longmess $msg;
3415	async {	4100	async {
		4101	$Coro::current->{desc} = "abt $msg";
		4102
3416	my @bt = fork_call {	4103	my @bt = fork_call {
3417	@addr = map { sprintf "%x", $_ } @addr;	4104	@addr = map { sprintf "%x", $_ } @addr;
3418	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4105	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3419	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4106	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3420	or die "addr2line: $!";	4107	or die "addr2line: $!";
…		…
3428	}	4115	}
3429		4116
3430	@funcs	4117	@funcs
3431	};	4118	};
3432		4119
3433	LOG llevInfo, "[ABT] $msg\n";	4120	LOG llevInfo, "[ABT] $perl_bt\n";
		4121	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3434	LOG llevInfo, "[ABT] $_\n" for @bt;	4122	LOG llevInfo, "[ABT] $_\n" for @bt;
3435	--$_log_backtrace;	4123	--$_log_backtrace;
3436	};	4124	};
3437	} else {	4125	} else {
3438	LOG llevInfo, "[ABT] $msg\n";	4126	LOG llevInfo, "[ABT] $msg\n";
3439	LOG llevInfo, "[ABT] [suppressed]\n";	4127	LOG llevInfo, "[ABT] [suppressed]\n";
3440	}	4128	}
3441	}	4129	}
3442		4130
3443	# load additional modules	4131	# load additional modules
3444	use cf::pod;	4132	require "cf/$_.pm" for @EXTRA_MODULES;
		4133	cf::_connect_to_perl_2;
3445		4134
3446	END { cf::emergency_save }	4135	END { cf::emergency_save }
3447		4136
3448	1	4137	1
3449		4138

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