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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.371 by root, Thu Sep 13 16:16:01 2007 UTC vs.
Revision 1.504 by root, Sat Jan 30 23:50:16 2010 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
		25	use 5.10.0;
3	use utf8;	26	use utf8;
4	use strict;	27	use strict qw(vars subs);
5		28
6	use Symbol;	29	use Symbol;
7	use List::Util;	30	use List::Util;
8	use Socket;	31	use Socket;
9	use Storable;	32	use EV;
10	use Event;
11	use Opcode;	33	use Opcode;
12	use Safe;	34	use Safe;
13	use Safe::Hole;	35	use Safe::Hole;
		36	use Storable ();
		37	use Carp ();
14		38
		39	use Guard ();
15	use Coro 3.64 ();	40	use Coro ();
16	use Coro::State;	41	use Coro::State;
17	use Coro::Handle;	42	use Coro::Handle;
		43	use Coro::EV;
18	use Coro::Event;	44	use Coro::AnyEvent;
19	use Coro::Timer;	45	use Coro::Timer;
20	use Coro::Signal;	46	use Coro::Signal;
21	use Coro::Semaphore;	47	use Coro::Semaphore;
		48	use Coro::SemaphoreSet;
		49	use Coro::AnyEvent;
22	use Coro::AIO;	50	use Coro::AIO;
		51	use Coro::BDB 1.6;
23	use Coro::Storable;	52	use Coro::Storable;
24	use Coro::Util ();	53	use Coro::Util ();
25		54
26	use JSON::XS ();	55	use JSON::XS 2.01 ();
27	use BDB ();	56	use BDB ();
28	use Data::Dumper;	57	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	58	use Fcntl;
31	use YAML::Syck ();	59	use YAML::XS ();
32	use IO::AIO 2.32 ();	60	use IO::AIO ();
33	use Time::HiRes;	61	use Time::HiRes;
34	use Compress::LZF;	62	use Compress::LZF;
35	use Digest::MD5 ();	63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
36		66
37	# configure various modules to our taste	67	# configure various modules to our taste
38	#	68	#
39	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	70	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		71
		72	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		73
		74	# make sure c-lzf reinitialises itself
		75	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	76	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		77
43	$Event::Eval = 1; # no idea why this is required, but it is	78	# strictly for debugging
44		79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		80
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		82
52	our %COMMAND = ();	83	our %COMMAND = ();
53	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
56	our %EXTCMD = ();	87	our %EXTCMD = ();
57	our %EXTICMD = ();	88	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
60		91
61	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
63		96
64	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	98	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
		111	our %RESOURCE;
75		112
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	113	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	114	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	115	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	116	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		117
84	our $BDB_POLL_WATCHER;
85	our $BDB_DEADLOCK_WATCHER;	118	our $BDB_DEADLOCK_WATCHER;
86	our $BDB_CHECKPOINT_WATCHER;	119	our $BDB_CHECKPOINT_WATCHER;
87	our $BDB_TRICKLE_WATCHER;	120	our $BDB_TRICKLE_WATCHER;
88	our $DB_ENV;	121	our $DB_ENV;
89		122
		123	our @EXTRA_MODULES = qw(pod match mapscript);
		124
90	our %CFG;	125	our %CFG;
91		126
92	our $UPTIME; $UPTIME ||= time;	127	our $UPTIME; $UPTIME ||= time;
93	our $RUNTIME;	128	our $RUNTIME;
		129	our $NOW;
94		130
95	our (%PLAYER, %PLAYER_LOADING); # all users	131	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	132	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	133	our $LINK_MAP; # the special {link} map, which is always available
98		134
99	# used to convert map paths into valid unix filenames by replacing / by ∕	135	# used to convert map paths into valid unix filenames by replacing / by ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	136	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		137
102	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	138	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103	our $LOADAVG; # same thing, but with alpha-smoothing	139	our $LOADAVG; # same thing, but with alpha-smoothing
		140	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	141	our $TICK_START; # for load detecting purposes
		142
		143	our @POST_INIT;
		144
		145	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		146	our $REALLY_UNLOOP; # never set to true, please :)
105		147
106	binmode STDOUT;	148	binmode STDOUT;
107	binmode STDERR;	149	binmode STDERR;
108		150
109	# read virtual server time, if available	151	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	152	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	153	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	154	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	155	$RUNTIME = <$fh> + 0.;
114	}	156	}
		157
		158	eval "sub TICK() { $TICK } 1" or die;
115		159
116	mkdir $_	160	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	161	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
118		162
119	our $EMERGENCY_POSITION;	163	our $EMERGENCY_POSITION;
120		164
121	sub cf::map::normalise;	165	sub cf::map::normalise;
		166
		167	#############################################################################
		168
		169	%REFLECT = ();
		170	for (@REFLECT) {
		171	my $reflect = JSON::XS::decode_json $_;
		172	$REFLECT{$reflect->{class}} = $reflect;
		173	}
		174
		175	# this is decidedly evil
		176	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
122		177
123	#############################################################################	178	#############################################################################
124		179
125	=head2 GLOBAL VARIABLES	180	=head2 GLOBAL VARIABLES
126		181
…		…
162		217
163	The raw value load value from the last tick.	218	The raw value load value from the last tick.
164		219
165	=item %cf::CFG	220	=item %cf::CFG
166		221
167	Configuration for the server, loaded from C</etc/crossfire/config>, or	222	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	223	from wherever your confdir points to.
169		224
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	225	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		226
172	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	227	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
173	returns directly I<after> the tick processing (and consequently, can only wake one process	228	returns directly I<after> the tick processing (and consequently, can only wake one process
174	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	229	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
175		230
176	=item @cf::INVOKE_RESULTS	231	=item @cf::INVOKE_RESULTS
177		232
178	This array contains the results of the last C<invoke ()> call. When	233	This array contains the results of the last C<invoke ()> call. When
179	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	234	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
180	that call.	235	that call.
181		236
		237	=item %cf::REFLECT
		238
		239	Contains, for each (C++) class name, a hash reference with information
		240	about object members (methods, scalars, arrays and flags) and other
		241	metadata, which is useful for introspection.
		242
182	=back	243	=back
183		244
184	=cut	245	=cut
185		246
186	BEGIN {	247	$Coro::State::WARNHOOK = sub {
187	*CORE::GLOBAL::warn = sub {
188	my $msg = join "", @_;	248	my $msg = join "", @_;
189		249
190	$msg .= "\n"	250	$msg .= "\n"
191	unless $msg =~ /\n$/;	251	unless $msg =~ /\n$/;
192		252
193	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	253	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194		254
195	LOG llevError, $msg;	255	LOG llevError, $msg;
196	};	256	};
197	}	257
		258	$Coro::State::DIEHOOK = sub {
		259	return unless $^S eq 0; # "eq", not "=="
		260
		261	warn Carp::longmess $_[0];
		262
		263	if ($Coro::current == $Coro::main) {#d#
		264	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		265	return;#d#
		266	}#d#
		267
		268	# kill coroutine otherwise
		269	Coro::terminate
		270	};
198		271
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	272	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	273	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	274	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	275	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	282	for my $pkg (qw(
210	cf::global cf::attachable	283	cf::global cf::attachable
211	cf::object cf::object::player	284	cf::object cf::object::player
212	cf::client cf::player	285	cf::client cf::player
213	cf::arch cf::living	286	cf::arch cf::living
		287	cf::map cf::mapspace
214	cf::map cf::party cf::region	288	cf::party cf::region
215	)) {	289	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	290	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	291	}
219		292
220	$Event::DIED = sub {	293	$EV::DIED = sub {
221	warn "error in event callback: @_";	294	Carp::cluck "error in event callback: @_";
222	};	295	};
223		296
224	#############################################################################	297	#############################################################################
225		298
226	=head2 UTILITY FUNCTIONS	299	=head2 UTILITY FUNCTIONS
…		…
248	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	321	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249	$d	322	$d
250	} || "[unable to dump $_[0]: '$@']";	323	} || "[unable to dump $_[0]: '$@']";
251	}	324	}
252		325
253	=item $ref = cf::from_json $json	326	=item $ref = cf::decode_json $json
254		327
255	Converts a JSON string into the corresponding perl data structure.	328	Converts a JSON string into the corresponding perl data structure.
256		329
257	=item $json = cf::to_json $ref	330	=item $json = cf::encode_json $ref
258		331
259	Converts a perl data structure into its JSON representation.	332	Converts a perl data structure into its JSON representation.
260		333
261	=cut	334	=cut
262		335
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	336	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		337
265	sub to_json ($) { $json_coder->encode ($_[0]) }	338	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub from_json ($) { $json_coder->decode ($_[0]) }	339	sub decode_json($) { $json_coder->decode ($_[0]) }
		340
		341	=item cf::post_init { BLOCK }
		342
		343	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		344	but I<before> the server starts ticking again.
		345
		346	The cdoeblock will have a single boolean argument to indicate whether this
		347	is a reload or not.
		348
		349	=cut
		350
		351	sub post_init(&) {
		352	push @POST_INIT, shift;
		353	}
267		354
268	=item cf::lock_wait $string	355	=item cf::lock_wait $string
269		356
270	Wait until the given lock is available. See cf::lock_acquire.	357	Wait until the given lock is available. See cf::lock_acquire.
271		358
272	=item my $lock = cf::lock_acquire $string	359	=item my $lock = cf::lock_acquire $string
273		360
274	Wait until the given lock is available and then acquires it and returns	361	Wait until the given lock is available and then acquires it and returns
275	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	362	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
276	for example when the coroutine gets canceled), the lock is automatically	363	for example when the coroutine gets canceled), the lock is automatically
277	returned.	364	returned.
278		365
279	Locks are *not* recursive, locking from the same coro twice results in a	366	Locks are *not* recursive, locking from the same coro twice results in a
280	deadlocked coro.	367	deadlocked coro.
…		…
286		373
287	Return true if the lock is currently active, i.e. somebody has locked it.	374	Return true if the lock is currently active, i.e. somebody has locked it.
288		375
289	=cut	376	=cut
290		377
291	our %LOCK;	378	our $LOCKS = new Coro::SemaphoreSet;
292	our %LOCKER;#d#
293		379
294	sub lock_wait($) {	380	sub lock_wait($) {
295	my ($key) = @_;	381	$LOCKS->wait ($_[0]);
296
297	if ($LOCKER{$key} == $Coro::current) {#d#
298	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
299	return;#d#
300	}#d#
301
302	# wait for lock, if any
303	while ($LOCK{$key}) {
304	push @{ $LOCK{$key} }, $Coro::current;
305	Coro::schedule;
306	}
307	}	382	}
308		383
309	sub lock_acquire($) {	384	sub lock_acquire($) {
310	my ($key) = @_;	385	$LOCKS->guard ($_[0])
311
312	# wait, to be sure we are not locked
313	lock_wait $key;
314
315	$LOCK{$key} = [];
316	$LOCKER{$key} = $Coro::current;#d#
317
318	Coro::guard {
319	delete $LOCKER{$key};#d#
320	# wake up all waiters, to be on the safe side
321	$_->ready for @{ delete $LOCK{$key} };
322	}
323	}	386	}
324		387
325	sub lock_active($) {	388	sub lock_active($) {
326	my ($key) = @_;	389	$LOCKS->count ($_[0]) < 1
327
328	! ! $LOCK{$key}
329	}	390	}
330		391
331	sub freeze_mainloop {	392	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	393	tick_inhibit_inc;
333		394
334	my $guard = Coro::guard {	395	&Guard::guard (\&tick_inhibit_dec);
335	$TICK_WATCHER->start;	396	}
336	};	397
337	$TICK_WATCHER->stop;	398	=item cf::periodic $interval, $cb
338	$guard	399
		400	Like EV::periodic, but randomly selects a starting point so that the actions
		401	get spread over timer.
		402
		403	=cut
		404
		405	sub periodic($$) {
		406	my ($interval, $cb) = @_;
		407
		408	my $start = rand List::Util::min 180, $interval;
		409
		410	EV::periodic $start, $interval, 0, $cb
339	}	411	}
340		412
341	=item cf::get_slot $time[, $priority[, $name]]	413	=item cf::get_slot $time[, $priority[, $name]]
342		414
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	415	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
351		423
352	=cut	424	=cut
353		425
354	our @SLOT_QUEUE;	426	our @SLOT_QUEUE;
355	our $SLOT_QUEUE;	427	our $SLOT_QUEUE;
		428	our $SLOT_DECAY = 0.9;
356		429
357	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	430	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
358	$SLOT_QUEUE = Coro::async {	431	$SLOT_QUEUE = Coro::async {
		432	$Coro::current->desc ("timeslot manager");
		433
359	my $signal = new Coro::Signal;	434	my $signal = new Coro::Signal;
		435	my $busy;
360		436
361	while () {	437	while () {
362	next_job:	438	next_job:
		439
363	my $avail = cf::till_tick;	440	my $avail = cf::till_tick;
364	if ($avail > 0.01) {	441
365	for (0 .. $#SLOT_QUEUE) {	442	for (0 .. $#SLOT_QUEUE) {
366	if ($SLOT_QUEUE[$_][0] < $avail) {	443	if ($SLOT_QUEUE[$_][0] <= $avail) {
		444	$busy = 0;
367	my $job = splice @SLOT_QUEUE, $_, 1, ();	445	my $job = splice @SLOT_QUEUE, $_, 1, ();
368	$job->[2]->send;	446	$job->[2]->send;
369	Coro::cede;	447	Coro::cede;
370	goto next_job;	448	goto next_job;
371	}	449	} else {
		450	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
372	}	451	}
373	}	452	}
374		453
375	if (@SLOT_QUEUE) {	454	if (@SLOT_QUEUE) {
376	# we do not use wait_For_tick() as it returns immediately when tick is inactive	455	# we do not use wait_for_tick() as it returns immediately when tick is inactive
377	push @cf::WAIT_FOR_TICK, $signal;	456	push @cf::WAIT_FOR_TICK, $signal;
378	$signal->wait;	457	$signal->wait;
379	} else {	458	} else {
		459	$busy = 0;
380	Coro::schedule;	460	Coro::schedule;
381	}	461	}
382	}	462	}
383	};	463	};
384		464
385	sub get_slot($;$$) {	465	sub get_slot($;$$) {
		466	return if tick_inhibit || $Coro::current == $Coro::main;
		467
386	my ($time, $pri, $name) = @_;	468	my ($time, $pri, $name) = @_;
387		469
388	$time = $TICK * .6 if $time > $TICK * .6;	470	$time = clamp $time, 0.01, $TICK * .6;
		471
389	my $sig = new Coro::Signal;	472	my $sig = new Coro::Signal;
390		473
391	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	474	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
392	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	475	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
393	$SLOT_QUEUE->ready;	476	$SLOT_QUEUE->ready;
…		…
404		487
405	BEGIN { *async = \&Coro::async_pool }	488	BEGIN { *async = \&Coro::async_pool }
406		489
407	=item cf::sync_job { BLOCK }	490	=item cf::sync_job { BLOCK }
408		491
409	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	492	The design of Deliantra requires that the main coroutine ($Coro::main)
410	is always able to handle events or runnable, as Crossfire TRT is only	493	is always able to handle events or runnable, as Deliantra is only
411	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	494	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
412	acceptable.	495	acceptable.
413		496
414	If it must be done, put the blocking parts into C<sync_job>. This will run	497	If it must be done, put the blocking parts into C<sync_job>. This will run
415	the given BLOCK in another coroutine while waiting for the result. The	498	the given BLOCK in another coroutine while waiting for the result. The
…		…
420		503
421	sub sync_job(&) {	504	sub sync_job(&) {
422	my ($job) = @_;	505	my ($job) = @_;
423		506
424	if ($Coro::current == $Coro::main) {	507	if ($Coro::current == $Coro::main) {
425	my $time = Event::time;	508	my $time = EV::time;
426		509
427	# this is the main coro, too bad, we have to block	510	# this is the main coro, too bad, we have to block
428	# till the operation succeeds, freezing the server :/	511	# till the operation succeeds, freezing the server :/
429		512
430	# TODO: use suspend/resume instead	513	LOG llevError, Carp::longmess "sync job";#d#
431	# (but this is cancel-safe)	514
432	my $freeze_guard = freeze_mainloop;	515	my $freeze_guard = freeze_mainloop;
433		516
434	my $busy = 1;	517	my $busy = 1;
435	my @res;	518	my @res;
436		519
437	(async {	520	(async {
		521	$Coro::current->desc ("sync job coro");
438	@res = eval { $job->() };	522	@res = eval { $job->() };
439	warn $@ if $@;	523	warn $@ if $@;
440	undef $busy;	524	undef $busy;
441	})->prio (Coro::PRIO_MAX);	525	})->prio (Coro::PRIO_MAX);
442		526
443	while ($busy) {	527	while ($busy) {
444	Coro::cede or Event::one_event;	528	if (Coro::nready) {
		529	Coro::cede_notself;
		530	} else {
		531	EV::loop EV::LOOP_ONESHOT;
445	}	532	}
		533	}
446		534
447	$time = Event::time - $time;	535	my $time = EV::time - $time;
448		536
449	LOG llevError | logBacktrace, Carp::longmess "long sync job"
450	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
451
452	$tick_start += $time; # do not account sync jobs to server load	537	$TICK_START += $time; # do not account sync jobs to server load
453		538
454	wantarray ? @res : $res[0]	539	wantarray ? @res : $res[0]
455	} else {	540	} else {
456	# we are in another coroutine, how wonderful, everything just works	541	# we are in another coroutine, how wonderful, everything just works
457		542
…		…
482	=item fork_call { }, $args	567	=item fork_call { }, $args
483		568
484	Executes the given code block with the given arguments in a seperate	569	Executes the given code block with the given arguments in a seperate
485	process, returning the results. Everything must be serialisable with	570	process, returning the results. Everything must be serialisable with
486	Coro::Storable. May, of course, block. Note that the executed sub may	571	Coro::Storable. May, of course, block. Note that the executed sub may
487	never block itself or use any form of Event handling.	572	never block itself or use any form of event handling.
488		573
489	=cut	574	=cut
490		575
491	sub fork_call(&@) {	576	sub fork_call(&@) {
492	my ($cb, @args) = @_;	577	my ($cb, @args) = @_;
…		…
499	reset_signals;	584	reset_signals;
500	&$cb	585	&$cb
501	}, @args;	586	}, @args;
502		587
503	wantarray ? @res : $res[-1]	588	wantarray ? @res : $res[-1]
		589	}
		590
		591	=item $coin = coin_from_name $name
		592
		593	=cut
		594
		595	our %coin_alias = (
		596	"silver" => "silvercoin",
		597	"silvercoin" => "silvercoin",
		598	"silvercoins" => "silvercoin",
		599	"gold" => "goldcoin",
		600	"goldcoin" => "goldcoin",
		601	"goldcoins" => "goldcoin",
		602	"platinum" => "platinacoin",
		603	"platinumcoin" => "platinacoin",
		604	"platinumcoins" => "platinacoin",
		605	"platina" => "platinacoin",
		606	"platinacoin" => "platinacoin",
		607	"platinacoins" => "platinacoin",
		608	"royalty" => "royalty",
		609	"royalties" => "royalty",
		610	);
		611
		612	sub coin_from_name($) {
		613	$coin_alias{$_[0]}
		614	? cf::arch::find $coin_alias{$_[0]}
		615	: undef
504	}	616	}
505		617
506	=item $value = cf::db_get $family => $key	618	=item $value = cf::db_get $family => $key
507		619
508	Returns a single value from the environment database.	620	Returns a single value from the environment database.
…		…
647		759
648	#############################################################################	760	#############################################################################
649		761
650	=head2 ATTACHABLE OBJECTS	762	=head2 ATTACHABLE OBJECTS
651		763
652	Many objects in crossfire are so-called attachable objects. That means you can	764	Many objects in deliantra are so-called attachable objects. That means you can
653	attach callbacks/event handlers (a collection of which is called an "attachment")	765	attach callbacks/event handlers (a collection of which is called an "attachment")
654	to it. All such attachable objects support the following methods.	766	to it. All such attachable objects support the following methods.
655		767
656	In the following description, CLASS can be any of C<global>, C<object>	768	In the following description, CLASS can be any of C<global>, C<object>
657	C<player>, C<client> or C<map> (i.e. the attachable objects in	769	C<player>, C<client> or C<map> (i.e. the attachable objects in
658	Crossfire TRT).	770	Deliantra).
659		771
660	=over 4	772	=over 4
661		773
662	=item $attachable->attach ($attachment, key => $value...)	774	=item $attachable->attach ($attachment, key => $value...)
663		775
…		…
707	=item cf::CLASS::attachment $name, ...	819	=item cf::CLASS::attachment $name, ...
708		820
709	Register an attachment by C<$name> through which attachable objects of the	821	Register an attachment by C<$name> through which attachable objects of the
710	given CLASS can refer to this attachment.	822	given CLASS can refer to this attachment.
711		823
712	Some classes such as crossfire maps and objects can specify attachments	824	Some classes such as deliantra maps and objects can specify attachments
713	that are attached at load/instantiate time, thus the need for a name.	825	that are attached at load/instantiate time, thus the need for a name.
714		826
715	These calls expect any number of the following handler/hook descriptions:	827	These calls expect any number of the following handler/hook descriptions:
716		828
717	=over 4	829	=over 4
…		…
945	}	1057	}
946		1058
947	0	1059	0
948	}	1060	}
949		1061
950	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1062	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
951		1063
952	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1064	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
953		1065
954	Generate an object-specific event with the given arguments.	1066	Generate an object-specific event with the given arguments.
955		1067
…		…
961		1073
962	=cut	1074	=cut
963		1075
964	#############################################################################	1076	#############################################################################
965	# object support	1077	# object support
966	#
967		1078
		1079	sub _object_equal($$);
		1080	sub _object_equal($$) {
		1081	my ($a, $b) = @_;
		1082
		1083	return 0 unless (ref $a) eq (ref $b);
		1084
		1085	if ("HASH" eq ref $a) {
		1086	my @ka = keys %$a;
		1087	my @kb = keys %$b;
		1088
		1089	return 0 if @ka != @kb;
		1090
		1091	for (0 .. $#ka) {
		1092	return 0 unless $ka[$_] eq $kb[$_];
		1093	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1094	}
		1095
		1096	} elsif ("ARRAY" eq ref $a) {
		1097
		1098	return 0 if @$a != @$b;
		1099
		1100	for (0 .. $#$a) {
		1101	return 0 unless _object_equal $a->[$_], $b->[$_];
		1102	}
		1103
		1104	} elsif ($a ne $b) {
		1105	return 0;
		1106	}
		1107
		1108	1
		1109	}
		1110
		1111	our $SLOW_MERGES;#d#
968	sub _can_merge {	1112	sub _can_merge {
969	my ($ob1, $ob2) = @_;	1113	my ($ob1, $ob2) = @_;
970		1114
971	local $Storable::canonical = 1;	1115	++$SLOW_MERGES;#d#
972	my $fob1 = Storable::freeze $ob1;
973	my $fob2 = Storable::freeze $ob2;
974		1116
975	$fob1 eq $fob2	1117	# we do the slow way here
		1118	return _object_equal $ob1, $ob2
976	}	1119	}
977		1120
978	sub reattach {	1121	sub reattach {
979	# basically do the same as instantiate, without calling instantiate	1122	# basically do the same as instantiate, without calling instantiate
980	my ($obj) = @_;	1123	my ($obj) = @_;
981		1124
		1125	# no longer needed after getting rid of delete_package?
982	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1126	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
983		1127
984	my $registry = $obj->registry;	1128	my $registry = $obj->registry;
985		1129
986	@$registry = ();	1130	@$registry = ();
987		1131
…		…
1002	cf::attachable->attach (	1146	cf::attachable->attach (
1003	prio => -1000000,	1147	prio => -1000000,
1004	on_instantiate => sub {	1148	on_instantiate => sub {
1005	my ($obj, $data) = @_;	1149	my ($obj, $data) = @_;
1006		1150
1007	$data = from_json $data;	1151	$data = decode_json $data;
1008		1152
1009	for (@$data) {	1153	for (@$data) {
1010	my ($name, $args) = @$_;	1154	my ($name, $args) = @$_;
1011		1155
1012	$obj->attach ($name, %{$args || {} });	1156	$obj->attach ($name, %{$args || {} });
…		…
1025	},	1169	},
1026	);	1170	);
1027		1171
1028	sub object_freezer_save {	1172	sub object_freezer_save {
1029	my ($filename, $rdata, $objs) = @_;	1173	my ($filename, $rdata, $objs) = @_;
1030
1031	my $guard = cf::lock_acquire "io";
1032		1174
1033	sync_job {	1175	sync_job {
1034	if (length $$rdata) {	1176	if (length $$rdata) {
1035	utf8::decode (my $decname = $filename);	1177	utf8::decode (my $decname = $filename);
1036	warn sprintf "saving %s (%d,%d)\n",	1178	warn sprintf "saving %s (%d,%d)\n",
1037	$decname, length $$rdata, scalar @$objs;	1179	$decname, length $$rdata, scalar @$objs;
1038		1180
1039	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1181	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1040	chmod SAVE_MODE, $fh;	1182	aio_chmod $fh, SAVE_MODE;
1041	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1183	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1042	aio_fsync $fh if $cf::USE_FSYNC;	1184	if ($cf::USE_FSYNC) {
		1185	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;
		1186	aio_fsync $fh;
		1187	}
1043	close $fh;	1188	aio_close $fh;
1044		1189
1045	if (@$objs) {	1190	if (@$objs) {
1046	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1191	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1047	chmod SAVE_MODE, $fh;	1192	aio_chmod $fh, SAVE_MODE;
1048	my $data = Storable::nfreeze { version => 1, objs => $objs };	1193	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1049	aio_write $fh, 0, (length $data), $data, 0;	1194	aio_write $fh, 0, (length $data), $data, 0;
1050	aio_fsync $fh if $cf::USE_FSYNC;	1195	if ($cf::USE_FSYNC) {
		1196	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;
		1197	aio_fsync $fh;
		1198	}
1051	close $fh;	1199	aio_close $fh;
1052	aio_rename "$filename.pst~", "$filename.pst";	1200	aio_rename "$filename.pst~", "$filename.pst";
1053	}	1201	}
1054	} else {	1202	} else {
1055	aio_unlink "$filename.pst";	1203	aio_unlink "$filename.pst";
1056	}	1204	}
1057		1205
1058	aio_rename "$filename~", $filename;	1206	aio_rename "$filename~", $filename;
		1207
		1208	$filename =~ s%/[^/]+$%%;
		1209	aio_pathsync $filename if $cf::USE_FSYNC;
1059	} else {	1210	} else {
1060	warn "FATAL: $filename~: $!\n";	1211	warn "unable to save objects: $filename~: $!\n";
1061	}	1212	}
1062	} else {	1213	} else {
1063	aio_unlink $filename;	1214	aio_unlink $filename;
1064	aio_unlink "$filename.pst";	1215	aio_unlink "$filename.pst";
1065	}	1216	}
1066	};	1217	};
1067
1068	undef $guard;
1069	}	1218	}
1070		1219
1071	sub object_freezer_as_string {	1220	sub object_freezer_as_string {
1072	my ($rdata, $objs) = @_;	1221	my ($rdata, $objs) = @_;
1073		1222
…		…
1078		1227
1079	sub object_thawer_load {	1228	sub object_thawer_load {
1080	my ($filename) = @_;	1229	my ($filename) = @_;
1081		1230
1082	my ($data, $av);	1231	my ($data, $av);
1083
1084	my $guard = cf::lock_acquire "io";
1085		1232
1086	(aio_load $filename, $data) >= 0	1233	(aio_load $filename, $data) >= 0
1087	or return;	1234	or return;
1088		1235
1089	unless (aio_stat "$filename.pst") {	1236	unless (aio_stat "$filename.pst") {
1090	(aio_load "$filename.pst", $av) >= 0	1237	(aio_load "$filename.pst", $av) >= 0
1091	or return;	1238	or return;
1092		1239
1093	undef $guard;
1094	$av = eval { (Storable::thaw $av)->{objs} };	1240	my $st = eval { Coro::Storable::thaw $av };
		1241	$av = $st->{objs};
1095	}	1242	}
1096		1243
1097	utf8::decode (my $decname = $filename);	1244	utf8::decode (my $decname = $filename);
1098	warn sprintf "loading %s (%d,%d)\n",	1245	warn sprintf "loading %s (%d,%d)\n",
1099	$decname, length $data, scalar @{$av || []};	1246	$decname, length $data, scalar @{$av || []};
…		…
1160	my ($name, $cb) = @_;	1307	my ($name, $cb) = @_;
1161		1308
1162	$EXTICMD{$name} = $cb;	1309	$EXTICMD{$name} = $cb;
1163	}	1310	}
1164		1311
		1312	use File::Glob ();
		1313
1165	cf::player->attach (	1314	cf::player->attach (
1166	on_command => sub {	1315	on_command => sub {
1167	my ($pl, $name, $params) = @_;	1316	my ($pl, $name, $params) = @_;
1168		1317
1169	my $cb = $COMMAND{$name}	1318	my $cb = $COMMAND{$name}
…		…
1201		1350
1202	cf::override;	1351	cf::override;
1203	},	1352	},
1204	);	1353	);
1205		1354
		1355	# "readahead" all extensions
		1356	sub cache_extensions {
		1357	my $grp = IO::AIO::aio_group;
		1358
		1359	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1360	for (grep /\.ext$/, @{$_[0]}) {
		1361	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1362	}
		1363	};
		1364
		1365	$grp
		1366	}
		1367
1206	sub load_extensions {	1368	sub load_extensions {
1207	cf::sync_job {	1369	cf::sync_job {
1208	my %todo;	1370	my %todo;
1209		1371
1210	for my $path (<$LIBDIR/*.ext>) {	1372	for my $path (<$LIBDIR/*.ext>) {
…		…
1229		1391
1230	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1392	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1231	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1393	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1232		1394
1233	$ext{source} =	1395	$ext{source} =
1234	"package $pkg; use strict; use utf8;\n"	1396	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1235	. "#line 1 \"$path\"\n{\n"	1397	. "#line 1 \"$path\"\n{\n"
1236	. $source	1398	. $source
1237	. "\n};\n1";	1399	. "\n};\n1";
1238		1400
1239	$todo{$base} = \%ext;	1401	$todo{$base} = \%ext;
…		…
1255	my $msg = $@ ? "$v->{path}: $@\n"	1417	my $msg = $@ ? "$v->{path}: $@\n"
1256	: "$v->{base}: extension inactive.\n";	1418	: "$v->{base}: extension inactive.\n";
1257		1419
1258	if (exists $v->{meta}{mandatory}) {	1420	if (exists $v->{meta}{mandatory}) {
1259	warn $msg;	1421	warn $msg;
1260	warn "mandatory extension failed to load, exiting.\n";	1422	cf::cleanup "mandatory extension failed to load, exiting.";
1261	exit 1;
1262	}	1423	}
1263		1424
1264	warn $msg;	1425	warn $msg;
1265	}	1426	}
1266		1427
…		…
1280		1441
1281	=back	1442	=back
1282		1443
1283	=head2 CORE EXTENSIONS	1444	=head2 CORE EXTENSIONS
1284		1445
1285	Functions and methods that extend core crossfire objects.	1446	Functions and methods that extend core deliantra objects.
1286		1447
1287	=cut	1448	=cut
1288		1449
1289	package cf::player;	1450	package cf::player;
1290		1451
…		…
1333		1494
1334	sub exists($) {	1495	sub exists($) {
1335	my ($login) = @_;	1496	my ($login) = @_;
1336		1497
1337	$cf::PLAYER{$login}	1498	$cf::PLAYER{$login}
1338	or cf::sync_job { !aio_stat path $login }	1499	or !aio_stat path $login
1339	}	1500	}
1340		1501
1341	sub find($) {	1502	sub find($) {
1342	return $cf::PLAYER{$_[0]} || do {	1503	return $cf::PLAYER{$_[0]} || do {
1343	my $login = $_[0];	1504	my $login = $_[0];
…		…
1353	aio_unlink +(playerdir $login) . "/$login.pl";	1514	aio_unlink +(playerdir $login) . "/$login.pl";
1354		1515
1355	my $f = new_from_file cf::object::thawer path $login	1516	my $f = new_from_file cf::object::thawer path $login
1356	or return;	1517	or return;
1357		1518
1358	$f->next;
1359	my $pl = cf::player::load_pl $f	1519	my $pl = cf::player::load_pl $f
1360	or return;	1520	or return;
		1521
1361	local $cf::PLAYER_LOADING{$login} = $pl;	1522	local $cf::PLAYER_LOADING{$login} = $pl;
1362	$f->resolve_delayed_derefs;	1523	$f->resolve_delayed_derefs;
1363	$cf::PLAYER{$login} = $pl	1524	$cf::PLAYER{$login} = $pl
1364	}	1525	}
1365	}	1526	}
…		…
1375		1536
1376	return if $pl->{deny_save};	1537	return if $pl->{deny_save};
1377		1538
1378	aio_mkdir playerdir $pl, 0770;	1539	aio_mkdir playerdir $pl, 0770;
1379	$pl->{last_save} = $cf::RUNTIME;	1540	$pl->{last_save} = $cf::RUNTIME;
		1541
		1542	cf::get_slot 0.01;
1380		1543
1381	$pl->save_pl ($path);	1544	$pl->save_pl ($path);
1382	cf::cede_to_tick;	1545	cf::cede_to_tick;
1383	}	1546	}
1384		1547
…		…
1416	my ($pl) = @_;	1579	my ($pl) = @_;
1417		1580
1418	my $name = $pl->ob->name;	1581	my $name = $pl->ob->name;
1419		1582
1420	$pl->{deny_save} = 1;	1583	$pl->{deny_save} = 1;
1421	$pl->password ("*"); # this should lock out the player until we nuked the dir	1584	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1422		1585
1423	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1586	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1424	$pl->deactivate;	1587	$pl->deactivate;
		1588	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1589	$pl->ob->check_score;
1425	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1590	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1426	$pl->ns->destroy if $pl->ns;	1591	$pl->ns->destroy if $pl->ns;
1427		1592
1428	my $path = playerdir $pl;	1593	my $path = playerdir $pl;
1429	my $temp = "$path~$cf::RUNTIME~deleting~";	1594	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1468		1633
1469	for my $login (@$dirs) {	1634	for my $login (@$dirs) {
1470	my $path = path $login;	1635	my $path = path $login;
1471		1636
1472	# a .pst is a dead give-away for a valid player	1637	# a .pst is a dead give-away for a valid player
1473	unless (-e "$path.pst") {	1638	# if no pst file found, open and chekc for blocked users
		1639	if (aio_stat "$path.pst") {
1474	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1640	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1475	aio_read $fh, 0, 512, my $buf, 0 or next;	1641	aio_read $fh, 0, 512, my $buf, 0 or next;
1476	$buf !~ /^password -------------$/m or next; # official not-valid tag	1642	$buf !~ /^password -------------$/m or next; # official not-valid tag
1477	}	1643	}
1478		1644
…		…
1509	}	1675	}
1510		1676
1511	\@paths	1677	\@paths
1512	}	1678	}
1513		1679
1514	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1680	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1515		1681
1516	Expand crossfire pod fragments into protocol xml.	1682	Expand deliantra pod fragments into protocol xml.
1517
1518	=cut
1519
1520	sub expand_cfpod {
1521	((my $self), (local $_)) = @_;
1522
1523	# escape & and <
1524	s/&/&amp;/g;
1525	s/(?<![BIUGHT])</&lt;/g;
1526
1527	# this is buggy, it needs to properly take care of nested <'s
1528
1529	1 while
1530	# replace B<>, I<>, U<> etc.
1531	s/B<([^\>]*)>/<b>$1<\/b>/
1532	|| s/I<([^\>]*)>/<i>$1<\/i>/
1533	|| s/U<([^\>]*)>/<u>$1<\/u>/
1534	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1535	# replace G<male|female> tags
1536	|| s{G<([^>|]*)\|([^>]*)>}{
1537	$self->gender ? $2 : $1
1538	}ge
1539	# replace H<hint text>
1540	|| s{H<([^\>]*)>}
1541	{
1542	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1543	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1544	"")
1545	[$self->{hintmode}]
1546	}ge;
1547
1548	# create single paragraphs (very hackish)
1549	s/(?<=\S)\n(?=\w)/ /g;
1550
1551	# compress some whitespace
1552	s/\s+\n/\n/g; # ws line-ends
1553	s/\n\n+/\n/g; # double lines
1554	s/^\n+//; # beginning lines
1555	s/\n+$//; # ending lines
1556
1557	$_
1558	}
1559
1560	sub hintmode {
1561	$_[0]{hintmode} = $_[1] if @_ > 1;
1562	$_[0]{hintmode}
1563	}
1564		1683
1565	=item $player->ext_reply ($msgid, @msg)	1684	=item $player->ext_reply ($msgid, @msg)
1566		1685
1567	Sends an ext reply to the player.	1686	Sends an ext reply to the player.
1568		1687
…		…
1635	our $MAX_RESET = 3600;	1754	our $MAX_RESET = 3600;
1636	our $DEFAULT_RESET = 3000;	1755	our $DEFAULT_RESET = 3000;
1637		1756
1638	sub generate_random_map {	1757	sub generate_random_map {
1639	my ($self, $rmp) = @_;	1758	my ($self, $rmp) = @_;
		1759
		1760	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1761
1640	# mit "rum" bekleckern, nicht	1762	# mit "rum" bekleckern, nicht
1641	$self->_create_random_map (	1763	$self->_create_random_map (
1642	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1764	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1643	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1765	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1644	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1766	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1766		1888
1767	# the temporary/swap location	1889	# the temporary/swap location
1768	sub save_path {	1890	sub save_path {
1769	my ($self) = @_;	1891	my ($self) = @_;
1770		1892
1771	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1893	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1772	"$TMPDIR/$path.map"	1894	"$TMPDIR/$path.map"
1773	}	1895	}
1774		1896
1775	# the unique path, undef == no special unique path	1897	# the unique path, undef == no special unique path
1776	sub uniq_path {	1898	sub uniq_path {
1777	my ($self) = @_;	1899	my ($self) = @_;
1778		1900
1779	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1901	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1780	"$UNIQUEDIR/$path"	1902	"$UNIQUEDIR/$path"
1781	}
1782
1783	# and all this just because we cannot iterate over
1784	# all maps in C++...
1785	sub change_all_map_light {
1786	my ($change) = @_;
1787
1788	$_->change_map_light ($change)
1789	for grep $_->outdoor, values %cf::MAP;
1790	}	1903	}
1791		1904
1792	sub decay_objects {	1905	sub decay_objects {
1793	my ($self) = @_;	1906	my ($self) = @_;
1794		1907
…		…
1878	sub find {	1991	sub find {
1879	my ($path, $origin) = @_;	1992	my ($path, $origin) = @_;
1880		1993
1881	$path = normalise $path, $origin && $origin->path;	1994	$path = normalise $path, $origin && $origin->path;
1882		1995
1883	cf::lock_wait "map_data:$path";#d#remove	1996	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1884	cf::lock_wait "map_find:$path";	1997	my $guard2 = cf::lock_acquire "map_find:$path";
1885		1998
1886	$cf::MAP{$path} || do {	1999	$cf::MAP{$path} || do {
1887	my $guard1 = cf::lock_acquire "map_find:$path";
1888	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1889
1890	my $map = new_from_path cf::map $path	2000	my $map = new_from_path cf::map $path
1891	or return;	2001	or return;
1892		2002
1893	$map->{last_save} = $cf::RUNTIME;	2003	$map->{last_save} = $cf::RUNTIME;
1894		2004
…		…
1896	or return;	2006	or return;
1897		2007
1898	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2008	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1899	# doing this can freeze the server in a sync job, obviously	2009	# doing this can freeze the server in a sync job, obviously
1900	#$cf::WAIT_FOR_TICK->wait;	2010	#$cf::WAIT_FOR_TICK->wait;
		2011	undef $guard2;
1901	undef $guard1;	2012	undef $guard1;
1902	undef $guard2;
1903	$map->reset;	2013	$map->reset;
1904	return find $path;	2014	return find $path;
1905	}	2015	}
1906		2016
1907	$cf::MAP{$path} = $map	2017	$cf::MAP{$path} = $map
1908	}	2018	}
1909	}	2019	}
1910		2020
1911	sub pre_load { }	2021	sub pre_load { }
1912	sub post_load { }	2022	#sub post_load { } # XS
1913		2023
1914	sub load {	2024	sub load {
1915	my ($self) = @_;	2025	my ($self) = @_;
1916		2026
1917	local $self->{deny_reset} = 1; # loading can take a long time	2027	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1934	my $f = new_from_file cf::object::thawer $self->{load_path};	2044	my $f = new_from_file cf::object::thawer $self->{load_path};
1935	$f->skip_block;	2045	$f->skip_block;
1936	$self->_load_objects ($f)	2046	$self->_load_objects ($f)
1937	or return;	2047	or return;
1938		2048
1939	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2049	$self->post_load_original
1940	if delete $self->{load_original};	2050	if delete $self->{load_original};
1941		2051
1942	if (my $uniq = $self->uniq_path) {	2052	if (my $uniq = $self->uniq_path) {
1943	utf8::encode $uniq;	2053	utf8::encode $uniq;
1944	unless (aio_stat $uniq) {	2054	unless (aio_stat $uniq) {
…		…
1962	unless ($self->{deny_activate}) {	2072	unless ($self->{deny_activate}) {
1963	$self->decay_objects;	2073	$self->decay_objects;
1964	$self->fix_auto_apply;	2074	$self->fix_auto_apply;
1965	$self->update_buttons;	2075	$self->update_buttons;
1966	cf::cede_to_tick;	2076	cf::cede_to_tick;
1967	$self->set_darkness_map;
1968	cf::cede_to_tick;
1969	$self->activate;	2077	$self->activate;
1970	}	2078	}
1971		2079
1972	$self->{last_save} = $cf::RUNTIME;	2080	$self->{last_save} = $cf::RUNTIME;
1973	$self->last_access ($cf::RUNTIME);	2081	$self->last_access ($cf::RUNTIME);
1974		2082
1975	$self->in_memory (cf::MAP_IN_MEMORY);	2083	$self->in_memory (cf::MAP_ACTIVE);
1976	}	2084	}
1977		2085
1978	$self->post_load;	2086	$self->post_load;
1979	}	2087	}
1980		2088
…		…
2038	my ($path, $origin, $load) = @_;	2146	my ($path, $origin, $load) = @_;
2039		2147
2040	$path = normalise $path, $origin && $origin->{path};	2148	$path = normalise $path, $origin && $origin->{path};
2041		2149
2042	if (my $map = $cf::MAP{$path}) {	2150	if (my $map = $cf::MAP{$path}) {
2043	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2151	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2044	}	2152	}
2045		2153
2046	$MAP_PREFETCH{$path} |= $load;	2154	$MAP_PREFETCH{$path} |= $load;
2047		2155
2048	$MAP_PREFETCHER ||= cf::async {	2156	$MAP_PREFETCHER ||= cf::async {
		2157	$Coro::current->{desc} = "map prefetcher";
		2158
2049	while (%MAP_PREFETCH) {	2159	while (%MAP_PREFETCH) {
2050	while (my ($k, $v) = each %MAP_PREFETCH) {	2160	while (my ($k, $v) = each %MAP_PREFETCH) {
2051	if (my $map = find $k) {	2161	if (my $map = find $k) {
2052	$map->load if $v;	2162	$map->load if $v;
2053	}	2163	}
…		…
2079	return if $self->{deny_save};	2189	return if $self->{deny_save};
2080		2190
2081	local $self->{last_access} = $self->last_access;#d#	2191	local $self->{last_access} = $self->last_access;#d#
2082		2192
2083	cf::async {	2193	cf::async {
		2194	$Coro::current->{desc} = "map player save";
2084	$_->contr->save for $self->players;	2195	$_->contr->save for $self->players;
2085	};	2196	};
		2197
		2198	cf::get_slot 0.02;
2086		2199
2087	if ($uniq) {	2200	if ($uniq) {
2088	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2201	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2089	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2202	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2090	} else {	2203	} else {
…		…
2099	$self->save;	2212	$self->save;
2100		2213
2101	my $lock = cf::lock_acquire "map_data:$self->{path}";	2214	my $lock = cf::lock_acquire "map_data:$self->{path}";
2102		2215
2103	return if $self->players;	2216	return if $self->players;
2104	return if $self->in_memory != cf::MAP_IN_MEMORY;	2217	return if $self->in_memory != cf::MAP_ACTIVE;
2105	return if $self->{deny_save};	2218	return if $self->{deny_save};
2106		2219
2107	$self->in_memory (cf::MAP_SWAPPED);	2220	$self->in_memory (cf::MAP_SWAPPED);
2108		2221
2109	$self->deactivate;	2222	$self->deactivate;
…		…
2134		2247
2135	my $lock = cf::lock_acquire "map_data:$self->{path}";	2248	my $lock = cf::lock_acquire "map_data:$self->{path}";
2136		2249
2137	return if $self->players;	2250	return if $self->players;
2138		2251
2139	warn "resetting map ", $self->path;	2252	warn "resetting map ", $self->path, "\n";
2140		2253
2141	$self->in_memory (cf::MAP_SWAPPED);	2254	$self->in_memory (cf::MAP_SWAPPED);
2142		2255
2143	# need to save uniques path	2256	# need to save uniques path
2144	unless ($self->{deny_save}) {	2257	unless ($self->{deny_save}) {
…		…
2227		2340
2228	sub unique_maps() {	2341	sub unique_maps() {
2229	[	2342	[
2230	map {	2343	map {
2231	utf8::decode $_;	2344	utf8::decode $_;
2232	/\.map$/	2345	s/\.map$//; # TODO future compatibility hack
		2346	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2347	? ()
2233	? normalise $_	2348	: normalise $_
2234	: ()
2235	} @{ aio_readdir $UNIQUEDIR or [] }	2349	} @{ aio_readdir $UNIQUEDIR or [] }
2236	]	2350	]
2237	}	2351	}
2238		2352
2239	package cf;	2353	=item cf::map::static_maps
		2354
		2355	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2356	file in the shared directory excluding F</styles> and F</editor>). May
		2357	block.
		2358
		2359	=cut
		2360
		2361	sub static_maps() {
		2362	my @dirs = "";
		2363	my @maps;
		2364
		2365	while (@dirs) {
		2366	my $dir = shift @dirs;
		2367
		2368	next if $dir eq "/styles" || $dir eq "/editor";
		2369
		2370	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2371	or return;
		2372
		2373	for (@$files) {
		2374	s/\.map$// or next;
		2375	utf8::decode $_;
		2376	push @maps, "$dir/$_";
		2377	}
		2378
		2379	push @dirs, map "$dir/$_", @$dirs;
		2380	}
		2381
		2382	\@maps
		2383	}
2240		2384
2241	=back	2385	=back
2242		2386
2243	=head3 cf::object	2387	=head3 cf::object
2244		2388
…		…
2248		2392
2249	=over 4	2393	=over 4
2250		2394
2251	=item $ob->inv_recursive	2395	=item $ob->inv_recursive
2252		2396
2253	Returns the inventory of the object _and_ their inventories, recursively.	2397	Returns the inventory of the object I<and> their inventories, recursively,
		2398	but I<not> the object itself.
2254		2399
2255	=cut	2400	=cut
2256		2401
2257	sub inv_recursive_;	2402	sub inv_recursive_;
2258	sub inv_recursive_ {	2403	sub inv_recursive_ {
…		…
2263	inv_recursive_ inv $_[0]	2408	inv_recursive_ inv $_[0]
2264	}	2409	}
2265		2410
2266	=item $ref = $ob->ref	2411	=item $ref = $ob->ref
2267		2412
2268	creates and returns a persistent reference to an objetc that can be stored as a string.	2413	Creates and returns a persistent reference to an object that can be stored as a string.
2269		2414
2270	=item $ob = cf::object::deref ($refstring)	2415	=item $ob = cf::object::deref ($refstring)
2271		2416
2272	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2417	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2273	even if the object actually exists. May block.	2418	even if the object actually exists. May block.
…		…
2275	=cut	2420	=cut
2276		2421
2277	sub deref {	2422	sub deref {
2278	my ($ref) = @_;	2423	my ($ref) = @_;
2279		2424
2280	# temporary compatibility#TODO#remove
2281	$ref =~ s{^<}{player/<};
2282
2283	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2425	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2284	my ($uuid, $name) = ($1, $2);	2426	my ($uuid, $name) = ($1, $2);
2285	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2427	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2286	or return;	2428	or return;
2287	$pl->ob->uuid eq $uuid	2429	$pl->ob->uuid eq $uuid
2288	or return;	2430	or return;
…		…
2308	can be C<undef>. Does the right thing when the player is currently in a	2450	can be C<undef>. Does the right thing when the player is currently in a
2309	dialogue with the given NPC character.	2451	dialogue with the given NPC character.
2310		2452
2311	=cut	2453	=cut
2312		2454
		2455	our $SAY_CHANNEL = {
		2456	id => "say",
		2457	title => "Map",
		2458	reply => "say ",
		2459	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2460	};
		2461
		2462	our $CHAT_CHANNEL = {
		2463	id => "chat",
		2464	title => "Chat",
		2465	reply => "chat ",
		2466	tooltip => "Player chat and shouts, global to the server.",
		2467	};
		2468
2313	# rough implementation of a future "reply" method that works	2469	# rough implementation of a future "reply" method that works
2314	# with dialog boxes.	2470	# with dialog boxes.
2315	#TODO: the first argument must go, split into a $npc->reply_to ( method	2471	#TODO: the first argument must go, split into a $npc->reply_to ( method
2316	sub cf::object::player::reply($$$;$) {	2472	sub cf::object::player::reply($$$;$) {
2317	my ($self, $npc, $msg, $flags) = @_;	2473	my ($self, $npc, $msg, $flags) = @_;
…		…
2328	my $dialog = $pl->{npc_dialog};	2484	my $dialog = $pl->{npc_dialog};
2329	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2485	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2330		2486
2331	} else {	2487	} else {
2332	$msg = $npc->name . " says: $msg" if $npc;	2488	$msg = $npc->name . " says: $msg" if $npc;
2333	$self->message ($msg, $flags);	2489	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2334	}	2490	}
2335	}	2491	}
2336	}	2492	}
2337		2493
2338	=item $object->send_msg ($channel, $msg, $color, [extra...])	2494	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2363		2519
2364	=item $player_object->enter_link	2520	=item $player_object->enter_link
2365		2521
2366	Freezes the player and moves him/her to a special map (C<{link}>).	2522	Freezes the player and moves him/her to a special map (C<{link}>).
2367		2523
2368	The player should be reasonably safe there for short amounts of time. You	2524	The player should be reasonably safe there for short amounts of time (e.g.
2369	I<MUST> call C<leave_link> as soon as possible, though.	2525	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2526	though, as the palyer cannot control the character while it is on the link
		2527	map.
2370		2528
2371	Will never block.	2529	Will never block.
2372		2530
2373	=item $player_object->leave_link ($map, $x, $y)	2531	=item $player_object->leave_link ($map, $x, $y)
2374		2532
…		…
2426	($x, $y) = (-1, -1)	2584	($x, $y) = (-1, -1)
2427	unless (defined $x) && (defined $y);	2585	unless (defined $x) && (defined $y);
2428		2586
2429	# use -1 or undef as default coordinates, not 0, 0	2587	# use -1 or undef as default coordinates, not 0, 0
2430	($x, $y) = ($map->enter_x, $map->enter_y)	2588	($x, $y) = ($map->enter_x, $map->enter_y)
2431	if $x <=0 && $y <= 0;	2589	if $x <= 0 && $y <= 0;
2432		2590
2433	$map->load;	2591	$map->load;
2434	$map->load_neighbours;	2592	$map->load_neighbours;
2435		2593
2436	return unless $self->contr->active;	2594	return unless $self->contr->active;
2437	$self->activate_recursive;
2438		2595
2439	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2596	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2440	$self->enter_map ($map, $x, $y);	2597	$self->enter_map ($map, $x, $y);
		2598
		2599	# only activate afterwards, to support waiting in hooks
		2600	$self->activate_recursive;
2441	}	2601	}
2442		2602
2443	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2603	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2444		2604
2445	Moves the player to the given map-path and coordinates by first freezing	2605	Moves the player to the given map-path and coordinates by first freezing
2446	her, loading and preparing them map, calling the provided $check callback	2606	her, loading and preparing them map, calling the provided $check callback
2447	that has to return the map if sucecssful, and then unfreezes the player on	2607	that has to return the map if sucecssful, and then unfreezes the player on
2448	the new (success) or old (failed) map position. In either case, $done will	2608	the new (success) or old (failed) map position. In either case, $done will
2449	be called at the end of this process.	2609	be called at the end of this process.
2450		2610
		2611	Note that $check will be called with a potentially non-loaded map, so if
		2612	it needs a loaded map it has to call C<< ->load >>.
		2613
2451	=cut	2614	=cut
2452		2615
2453	our $GOTOGEN;	2616	our $GOTOGEN;
2454		2617
2455	sub cf::object::player::goto {	2618	sub cf::object::player::goto {
…		…
2459	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2622	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2460		2623
2461	$self->enter_link;	2624	$self->enter_link;
2462		2625
2463	(async {	2626	(async {
		2627	$Coro::current->{desc} = "player::goto $path $x $y";
		2628
2464	# *tag paths override both path and x|y	2629	# *tag paths override both path and x|y
2465	if ($path =~ /^\*(.*)$/) {	2630	if ($path =~ /^\*(.*)$/) {
2466	if (my @obs = grep $_->map, ext::map_tags::find $1) {	2631	if (my @obs = grep $_->map, ext::map_tags::find $1) {
2467	my $ob = $obs[rand @obs];	2632	my $ob = $obs[rand @obs];
2468		2633
…		…
2531	}	2696	}
2532		2697
2533	sub prepare_random_map {	2698	sub prepare_random_map {
2534	my ($exit) = @_;	2699	my ($exit) = @_;
2535		2700
2536	my $guard = cf::lock_acquire "exit_prepare:$exit";
2537
2538	# all this does is basically replace the /! path by	2701	# all this does is basically replace the /! path by
2539	# a new random map path (?random/...) with a seed	2702	# a new random map path (?random/...) with a seed
2540	# that depends on the exit object	2703	# that depends on the exit object
2541		2704
2542	my $rmp = parse_random_map_params $exit->msg;	2705	my $rmp = parse_random_map_params $exit->msg;
…		…
2544	if ($exit->map) {	2707	if ($exit->map) {
2545	$rmp->{region} = $exit->region->name;	2708	$rmp->{region} = $exit->region->name;
2546	$rmp->{origin_map} = $exit->map->path;	2709	$rmp->{origin_map} = $exit->map->path;
2547	$rmp->{origin_x} = $exit->x;	2710	$rmp->{origin_x} = $exit->x;
2548	$rmp->{origin_y} = $exit->y;	2711	$rmp->{origin_y} = $exit->y;
		2712
		2713	$exit->map->touch;
2549	}	2714	}
2550		2715
2551	$rmp->{random_seed} ||= $exit->random_seed;	2716	$rmp->{random_seed} ||= $exit->random_seed;
2552		2717
2553	my $data = cf::to_json $rmp;	2718	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2554	my $md5 = Digest::MD5::md5_hex $data;	2719	my $md5 = Digest::MD5::md5_hex $data;
2555	my $meta = "$RANDOMDIR/$md5.meta";	2720	my $meta = "$RANDOMDIR/$md5.meta";
2556		2721
2557	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2722	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2558	aio_write $fh, 0, (length $data), $data, 0;	2723	aio_write $fh, 0, (length $data), $data, 0;
2559	undef $fh;	2724	undef $fh;
2560	aio_rename "$meta~", $meta;	2725	aio_rename "$meta~", $meta;
2561		2726
		2727	my $slaying = "?random/$md5";
		2728
		2729	if ($exit->valid) {
2562	$exit->slaying ("?random/$md5");	2730	$exit->slaying ("?random/$md5");
2563	$exit->msg (undef);	2731	$exit->msg (undef);
		2732	}
2564	}	2733	}
2565	}	2734	}
2566		2735
2567	sub cf::object::player::enter_exit {	2736	sub cf::object::player::enter_exit {
2568	my ($self, $exit) = @_;	2737	my ($self, $exit) = @_;
2569		2738
2570	return unless $self->type == cf::PLAYER;	2739	return unless $self->type == cf::PLAYER;
2571		2740
2572	if ($exit->slaying eq "/!") {
2573	#TODO: this should de-fi-ni-te-ly not be a sync-job
2574	# the problem is that $exit might not survive long enough
2575	# so it needs to be done right now, right here
2576	cf::sync_job { prepare_random_map $exit };
2577	}
2578
2579	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2580	my $hp = $exit->stats->hp;
2581	my $sp = $exit->stats->sp;
2582
2583	$self->enter_link;	2741	$self->enter_link;
2584		2742
2585	# if exit is damned, update players death & WoR home-position
2586	$self->contr->savebed ($slaying, $hp, $sp)
2587	if $exit->flag (FLAG_DAMNED);
2588
2589	(async {	2743	(async {
2590	$self->deactivate_recursive; # just to be sure	2744	$Coro::current->{desc} = "enter_exit";
		2745
2591	unless (eval {	2746	unless (eval {
		2747	$self->deactivate_recursive; # just to be sure
		2748
		2749	# random map handling
		2750	{
		2751	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2752
		2753	prepare_random_map $exit
		2754	if $exit->slaying eq "/!";
		2755	}
		2756
		2757	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2758	my $x = $exit->stats->hp;
		2759	my $y = $exit->stats->sp;
		2760
2592	$self->goto ($slaying, $hp, $sp);	2761	$self->goto ($map, $x, $y);
2593		2762
		2763	# if exit is damned, update players death & WoR home-position
		2764	$self->contr->savebed ($map, $x, $y)
		2765	if $exit->flag (cf::FLAG_DAMNED);
		2766
2594	1;	2767	1
2595	}) {	2768	}) {
2596	$self->message ("Something went wrong deep within the crossfire server. "	2769	$self->message ("Something went wrong deep within the deliantra server. "
2597	. "I'll try to bring you back to the map you were before. "	2770	. "I'll try to bring you back to the map you were before. "
2598	. "Please report this to the dungeon master!",	2771	. "Please report this to the dungeon master!",
2599	cf::NDI_UNIQUE | cf::NDI_RED);	2772	cf::NDI_UNIQUE | cf::NDI_RED);
2600		2773
2601	warn "ERROR in enter_exit: $@";	2774	warn "ERROR in enter_exit: $@";
…		…
2618	sub cf::client::send_drawinfo {	2791	sub cf::client::send_drawinfo {
2619	my ($self, $text, $flags) = @_;	2792	my ($self, $text, $flags) = @_;
2620		2793
2621	utf8::encode $text;	2794	utf8::encode $text;
2622	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2795	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2796	}
		2797
		2798	=item $client->send_big_packet ($pkt)
		2799
		2800	Like C<send_packet>, but tries to compress large packets, and fragments
		2801	them as required.
		2802
		2803	=cut
		2804
		2805	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2806
		2807	sub cf::client::send_big_packet {
		2808	my ($self, $pkt) = @_;
		2809
		2810	# try lzf for large packets
		2811	$pkt = "lzf " . Compress::LZF::compress $pkt
		2812	if 1024 <= length $pkt and $self->{can_lzf};
		2813
		2814	# split very large packets
		2815	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2816	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2817	$pkt = "frag";
		2818	}
		2819
		2820	$self->send_packet ($pkt);
2623	}	2821	}
2624		2822
2625	=item $client->send_msg ($channel, $msg, $color, [extra...])	2823	=item $client->send_msg ($channel, $msg, $color, [extra...])
2626		2824
2627	Send a drawinfo or msg packet to the client, formatting the msg for the	2825	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2629	the message, with C<log> being the default. If C<$color> is negative, suppress	2827	the message, with C<log> being the default. If C<$color> is negative, suppress
2630	the message unless the client supports the msg packet.	2828	the message unless the client supports the msg packet.
2631		2829
2632	=cut	2830	=cut
2633		2831
		2832	# non-persistent channels (usually the info channel)
2634	our %CHANNEL = (	2833	our %CHANNEL = (
		2834	"c/motd" => {
		2835	id => "infobox",
		2836	title => "MOTD",
		2837	reply => undef,
		2838	tooltip => "The message of the day",
		2839	},
2635	"c/identify" => {	2840	"c/identify" => {
2636	id => "identify",	2841	id => "infobox",
2637	title => "Identify",	2842	title => "Identify",
2638	reply => undef,	2843	reply => undef,
2639	tooltip => "Items recently identified",	2844	tooltip => "Items recently identified",
2640	},	2845	},
2641	"c/examine" => {	2846	"c/examine" => {
2642	id => "examine",	2847	id => "infobox",
2643	title => "Examine",	2848	title => "Examine",
2644	reply => undef,	2849	reply => undef,
2645	tooltip => "Signs and other items you examined",	2850	tooltip => "Signs and other items you examined",
2646	},	2851	},
		2852	"c/shopinfo" => {
		2853	id => "infobox",
		2854	title => "Shop Info",
		2855	reply => undef,
		2856	tooltip => "What your bargaining skill tells you about the shop",
		2857	},
		2858	"c/book" => {
		2859	id => "infobox",
		2860	title => "Book",
		2861	reply => undef,
		2862	tooltip => "The contents of a note or book",
		2863	},
		2864	"c/lookat" => {
		2865	id => "infobox",
		2866	title => "Look",
		2867	reply => undef,
		2868	tooltip => "What you saw there",
		2869	},
		2870	"c/who" => {
		2871	id => "infobox",
		2872	title => "Players",
		2873	reply => undef,
		2874	tooltip => "Shows players who are currently online",
		2875	},
		2876	"c/body" => {
		2877	id => "infobox",
		2878	title => "Body Parts",
		2879	reply => undef,
		2880	tooltip => "Shows which body parts you posess and are available",
		2881	},
		2882	"c/statistics" => {
		2883	id => "infobox",
		2884	title => "Statistics",
		2885	reply => undef,
		2886	tooltip => "Shows your primary statistics",
		2887	},
		2888	"c/skills" => {
		2889	id => "infobox",
		2890	title => "Skills",
		2891	reply => undef,
		2892	tooltip => "Shows your experience per skill and item power",
		2893	},
		2894	"c/shopitems" => {
		2895	id => "infobox",
		2896	title => "Shop Items",
		2897	reply => undef,
		2898	tooltip => "Shows the items currently for sale in this shop",
		2899	},
		2900	"c/resistances" => {
		2901	id => "infobox",
		2902	title => "Resistances",
		2903	reply => undef,
		2904	tooltip => "Shows your resistances",
		2905	},
		2906	"c/pets" => {
		2907	id => "infobox",
		2908	title => "Pets",
		2909	reply => undef,
		2910	tooltip => "Shows information abotu your pets/a specific pet",
		2911	},
		2912	"c/perceiveself" => {
		2913	id => "infobox",
		2914	title => "Perceive Self",
		2915	reply => undef,
		2916	tooltip => "You gained detailed knowledge about yourself",
		2917	},
		2918	"c/uptime" => {
		2919	id => "infobox",
		2920	title => "Uptime",
		2921	reply => undef,
		2922	tooltip => "How long the server has been running since last restart",
		2923	},
		2924	"c/mapinfo" => {
		2925	id => "infobox",
		2926	title => "Map Info",
		2927	reply => undef,
		2928	tooltip => "Information related to the maps",
		2929	},
		2930	"c/party" => {
		2931	id => "party",
		2932	title => "Party",
		2933	reply => "gsay ",
		2934	tooltip => "Messages and chat related to your party",
		2935	},
		2936	"c/death" => {
		2937	id => "death",
		2938	title => "Death",
		2939	reply => undef,
		2940	tooltip => "Reason for and more info about your most recent death",
		2941	},
		2942	"c/say" => $SAY_CHANNEL,
		2943	"c/chat" => $CHAT_CHANNEL,
2647	);	2944	);
2648		2945
2649	sub cf::client::send_msg {	2946	sub cf::client::send_msg {
2650	my ($self, $channel, $msg, $color, @extra) = @_;	2947	my ($self, $channel, $msg, $color, @extra) = @_;
2651		2948
2652	$msg = $self->pl->expand_cfpod ($msg);	2949	$msg = $self->pl->expand_cfpod ($msg)
		2950	unless $color & cf::NDI_VERBATIM;
2653		2951
2654	$color &= cf::NDI_CLIENT_MASK; # just in case...	2952	$color &= cf::NDI_CLIENT_MASK; # just in case...
2655		2953
2656	# check predefined channels, for the benefit of C	2954	# check predefined channels, for the benefit of C
2657	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	2955	if ($CHANNEL{$channel}) {
		2956	$channel = $CHANNEL{$channel};
2658		2957
		2958	$self->ext_msg (channel_info => $channel);
		2959	$channel = $channel->{id};
		2960
2659	if (ref $channel) {	2961	} elsif (ref $channel) {
2660	# send meta info to client, if not yet sent	2962	# send meta info to client, if not yet sent
2661	unless (exists $self->{channel}{$channel->{id}}) {	2963	unless (exists $self->{channel}{$channel->{id}}) {
2662	$self->{channel}{$channel->{id}} = $channel;	2964	$self->{channel}{$channel->{id}} = $channel;
2663	$self->ext_msg (channel_info => $channel)	2965	$self->ext_msg (channel_info => $channel);
2664	if $self->can_msg;
2665	}	2966	}
2666		2967
2667	$channel = $channel->{id};	2968	$channel = $channel->{id};
2668	}	2969	}
2669		2970
2670	return unless @extra || length $msg;	2971	return unless @extra || length $msg;
2671		2972
2672	if ($self->can_msg) {
2673	# default colour, mask it out	2973	# default colour, mask it out
2674	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2974	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2675	if $color & cf::NDI_DEF;	2975	if $color & cf::NDI_DEF;
2676		2976
2677	$self->send_packet ("msg " . $self->{json_coder}->encode (	2977	my $pkt = "msg "
		2978	. $self->{json_coder}->encode (
2678	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2979	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2679	} else {	2980	);
2680	if ($color >= 0) {
2681	# replace some tags by gcfclient-compatible ones
2682	for ($msg) {
2683	1 while
2684	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2685	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2686	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2687	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2688	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2689	}
2690		2981
2691	$color &= cf::NDI_COLOR_MASK;	2982	$self->send_big_packet ($pkt);
2692
2693	utf8::encode $msg;
2694
2695	if (0 && $msg =~ /\[/) {
2696	# COMMAND/INFO
2697	$self->send_packet ("drawextinfo $color 10 8 $msg")
2698	} else {
2699	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2700	$self->send_packet ("drawinfo $color $msg")
2701	}
2702	}
2703	}
2704	}	2983	}
2705		2984
2706	=item $client->ext_msg ($type, @msg)	2985	=item $client->ext_msg ($type, @msg)
2707		2986
2708	Sends an ext event to the client.	2987	Sends an ext event to the client.
…		…
2711		2990
2712	sub cf::client::ext_msg($$@) {	2991	sub cf::client::ext_msg($$@) {
2713	my ($self, $type, @msg) = @_;	2992	my ($self, $type, @msg) = @_;
2714		2993
2715	if ($self->extcmd == 2) {	2994	if ($self->extcmd == 2) {
2716	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	2995	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2717	} elsif ($self->extcmd == 1) { # TODO: remove	2996	} elsif ($self->extcmd == 1) { # TODO: remove
2718	push @msg, msgtype => "event_$type";	2997	push @msg, msgtype => "event_$type";
2719	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2998	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2720	}	2999	}
2721	}	3000	}
2722		3001
2723	=item $client->ext_reply ($msgid, @msg)	3002	=item $client->ext_reply ($msgid, @msg)
2724		3003
…		…
2728		3007
2729	sub cf::client::ext_reply($$@) {	3008	sub cf::client::ext_reply($$@) {
2730	my ($self, $id, @msg) = @_;	3009	my ($self, $id, @msg) = @_;
2731		3010
2732	if ($self->extcmd == 2) {	3011	if ($self->extcmd == 2) {
2733	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3012	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2734	} elsif ($self->extcmd == 1) {	3013	} elsif ($self->extcmd == 1) {
2735	#TODO: version 1, remove	3014	#TODO: version 1, remove
2736	unshift @msg, msgtype => "reply", msgid => $id;	3015	unshift @msg, msgtype => "reply", msgid => $id;
2737	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3016	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2738	}	3017	}
2739	}	3018	}
2740		3019
2741	=item $success = $client->query ($flags, "text", \&cb)	3020	=item $success = $client->query ($flags, "text", \&cb)
2742		3021
…		…
2869	our $safe_hole = new Safe::Hole;	3148	our $safe_hole = new Safe::Hole;
2870		3149
2871	$SIG{FPE} = 'IGNORE';	3150	$SIG{FPE} = 'IGNORE';
2872		3151
2873	$safe->permit_only (Opcode::opset qw(	3152	$safe->permit_only (Opcode::opset qw(
2874	:base_core :base_mem :base_orig :base_math	3153	:base_core :base_mem :base_orig :base_math :base_loop
2875	grepstart grepwhile mapstart mapwhile	3154	grepstart grepwhile mapstart mapwhile
2876	sort time	3155	sort time
2877	));	3156	));
2878		3157
2879	# here we export the classes and methods available to script code	3158	# here we export the classes and methods available to script code
…		…
2881	=pod	3160	=pod
2882		3161
2883	The following functions and methods are available within a safe environment:	3162	The following functions and methods are available within a safe environment:
2884		3163
2885	cf::object	3164	cf::object
2886	contr pay_amount pay_player map x y force_find force_add	3165	contr pay_amount pay_player map x y force_find force_add destroy
2887	insert remove name archname title slaying race decrease_ob_nr	3166	insert remove name archname title slaying race decrease split
		3167	value
2888		3168
2889	cf::object::player	3169	cf::object::player
2890	player	3170	player
2891		3171
2892	cf::player	3172	cf::player
…		…
2897		3177
2898	=cut	3178	=cut
2899		3179
2900	for (	3180	for (
2901	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3181	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2902	insert remove inv name archname title slaying race	3182	insert remove inv nrof name archname title slaying race
2903	decrease_ob_nr)],	3183	decrease split destroy change_exp value msg lore send_msg)],
2904	["cf::object::player" => qw(player)],	3184	["cf::object::player" => qw(player)],
2905	["cf::player" => qw(peaceful)],	3185	["cf::player" => qw(peaceful send_msg)],
2906	["cf::map" => qw(trigger)],	3186	["cf::map" => qw(trigger)],
2907	) {	3187	) {
2908	no strict 'refs';	3188	no strict 'refs';
2909	my ($pkg, @funs) = @$_;	3189	my ($pkg, @funs) = @$_;
2910	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3190	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2928		3208
2929	my $qcode = $code;	3209	my $qcode = $code;
2930	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3210	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2931	$qcode =~ s/\n/\\n/g;	3211	$qcode =~ s/\n/\\n/g;
2932		3212
		3213	%vars = (_dummy => 0) unless %vars;
		3214
		3215	my @res;
2933	local $_;	3216	local $_;
2934	local @safe::cf::_safe_eval_args = values %vars;
2935		3217
2936	my $eval =	3218	my $eval =
2937	"do {\n"	3219	"do {\n"
2938	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3220	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2939	. "#line 0 \"{$qcode}\"\n"	3221	. "#line 0 \"{$qcode}\"\n"
2940	. $code	3222	. $code
2941	. "\n}"	3223	. "\n}"
2942	;	3224	;
2943		3225
		3226	if ($CFG{safe_eval}) {
2944	sub_generation_inc;	3227	sub_generation_inc;
		3228	local @safe::cf::_safe_eval_args = values %vars;
2945	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3229	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2946	sub_generation_inc;	3230	sub_generation_inc;
		3231	} else {
		3232	local @cf::_safe_eval_args = values %vars;
		3233	@res = wantarray ? eval eval : scalar eval $eval;
		3234	}
2947		3235
2948	if ($@) {	3236	if ($@) {
2949	warn "$@";	3237	warn "$@";
2950	warn "while executing safe code '$code'\n";	3238	warn "while executing safe code '$code'\n";
2951	warn "with arguments " . (join " ", %vars) . "\n";	3239	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2970	=cut	3258	=cut
2971		3259
2972	sub register_script_function {	3260	sub register_script_function {
2973	my ($fun, $cb) = @_;	3261	my ($fun, $cb) = @_;
2974		3262
2975	no strict 'refs';	3263	$fun = "safe::$fun" if $CFG{safe_eval};
2976	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3264	*$fun = $safe_hole->wrap ($cb);
2977	}	3265	}
2978		3266
2979	=back	3267	=back
2980		3268
2981	=cut	3269	=cut
…		…
3002		3290
3003	$facedata->{version} == 2	3291	$facedata->{version} == 2
3004	or cf::cleanup "$path: version mismatch, cannot proceed.";	3292	or cf::cleanup "$path: version mismatch, cannot proceed.";
3005		3293
3006	# patch in the exptable	3294	# patch in the exptable
		3295	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3007	$facedata->{resource}{"res/exp_table"} = {	3296	$facedata->{resource}{"res/exp_table"} = {
3008	type => FT_RSRC,	3297	type => FT_RSRC,
3009	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3298	data => $exp_table,
		3299	hash => (Digest::MD5::md5 $exp_table),
3010	};	3300	};
3011	cf::cede_to_tick;	3301	cf::cede_to_tick;
3012		3302
3013	{	3303	{
3014	my $faces = $facedata->{faceinfo};	3304	my $faces = $facedata->{faceinfo};
3015		3305
3016	while (my ($face, $info) = each %$faces) {	3306	while (my ($face, $info) = each %$faces) {
3017	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3307	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3308
3018	cf::face::set_visibility $idx, $info->{visibility};	3309	cf::face::set_visibility $idx, $info->{visibility};
3019	cf::face::set_magicmap $idx, $info->{magicmap};	3310	cf::face::set_magicmap $idx, $info->{magicmap};
3020	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3311	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3021	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3312	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3022		3313
3023	cf::cede_to_tick;	3314	cf::cede_to_tick;
3024	}	3315	}
3025		3316
3026	while (my ($face, $info) = each %$faces) {	3317	while (my ($face, $info) = each %$faces) {
3027	next unless $info->{smooth};	3318	next unless $info->{smooth};
		3319
3028	my $idx = cf::face::find $face	3320	my $idx = cf::face::find $face
3029	or next;	3321	or next;
		3322
3030	if (my $smooth = cf::face::find $info->{smooth}) {	3323	if (my $smooth = cf::face::find $info->{smooth}) {
3031	cf::face::set_smooth $idx, $smooth;	3324	cf::face::set_smooth $idx, $smooth;
3032	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3325	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3033	} else {	3326	} else {
3034	warn "smooth face '$info->{smooth}' not found for face '$face'";	3327	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3048		3341
3049	cf::anim::invalidate_all; # d'oh	3342	cf::anim::invalidate_all; # d'oh
3050	}	3343	}
3051		3344
3052	{	3345	{
3053	# TODO: for gcfclient pleasure, we should give resources
3054	# that gcfclient doesn't grok a >10000 face index.
3055	my $res = $facedata->{resource};	3346	my $res = $facedata->{resource};
3056		3347
3057	my $soundconf = delete $res->{"res/sound.conf"};
3058
3059	while (my ($name, $info) = each %$res) {	3348	while (my ($name, $info) = each %$res) {
		3349	if (defined $info->{type}) {
3060	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3350	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3061	my $data;
3062		3351
3063	if ($info->{type} & 1) {	3352	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3064	# prepend meta info	3353	cf::face::set_type $idx, $info->{type};
3065
3066	my $meta = $enc->encode ({
3067	name => $name,
3068	%{ $info->{meta} || {} },
3069	});
3070
3071	$data = pack "(w/a*)*", $meta, $info->{data};
3072	} else {	3354	} else {
3073	$data = $info->{data};	3355	$RESOURCE{$name} = $info;
3074	}	3356	}
3075		3357
3076	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3077	cf::face::set_type $idx, $info->{type};
3078
3079	cf::cede_to_tick;	3358	cf::cede_to_tick;
3080	}	3359	}
3081
3082	if ($soundconf) {
3083	$soundconf = $enc->decode (delete $soundconf->{data});
3084
3085	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3086	my $sound = $soundconf->{compat}[$_]
3087	or next;
3088
3089	my $face = cf::face::find "sound/$sound->[1]";
3090	cf::sound::set $sound->[0] => $face;
3091	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3092	}
3093
3094	while (my ($k, $v) = each %{$soundconf->{event}}) {
3095	my $face = cf::face::find "sound/$v";
3096	cf::sound::set $k => $face;
3097	}
3098	}
3099	}	3360	}
		3361
		3362	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3100		3363
3101	1	3364	1
3102	}	3365	}
		3366
		3367	cf::global->attach (on_resource_update => sub {
		3368	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3369	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3370
		3371	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3372	my $sound = $soundconf->{compat}[$_]
		3373	or next;
		3374
		3375	my $face = cf::face::find "sound/$sound->[1]";
		3376	cf::sound::set $sound->[0] => $face;
		3377	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3378	}
		3379
		3380	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3381	my $face = cf::face::find "sound/$v";
		3382	cf::sound::set $k => $face;
		3383	}
		3384	}
		3385	});
3103		3386
3104	register_exticmd fx_want => sub {	3387	register_exticmd fx_want => sub {
3105	my ($ns, $want) = @_;	3388	my ($ns, $want) = @_;
3106		3389
3107	while (my ($k, $v) = each %$want) {	3390	while (my ($k, $v) = each %$want) {
3108	$ns->fx_want ($k, $v);	3391	$ns->fx_want ($k, $v);
3109	}	3392	}
3110	};	3393	};
		3394
		3395	sub load_resource_file($) {
		3396	my $guard = lock_acquire "load_resource_file";
		3397
		3398	my $status = load_resource_file_ $_[0];
		3399	get_slot 0.1, 100;
		3400	cf::arch::commit_load;
		3401
		3402	$status
		3403	}
3111		3404
3112	sub reload_regions {	3405	sub reload_regions {
3113	# HACK to clear player env face cache, we need some signal framework	3406	# HACK to clear player env face cache, we need some signal framework
3114	# for this (global event?)	3407	# for this (global event?)
3115	%ext::player_env::MUSIC_FACE_CACHE = ();	3408	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3129	}	3422	}
3130		3423
3131	sub reload_archetypes {	3424	sub reload_archetypes {
3132	load_resource_file "$DATADIR/archetypes"	3425	load_resource_file "$DATADIR/archetypes"
3133	or die "unable to load archetypes\n";	3426	or die "unable to load archetypes\n";
3134	#d# NEED to laod twice to resolve forward references
3135	# this really needs to be done in an extra post-pass
3136	# (which needs to be synchronous, so solve it differently)
3137	load_resource_file "$DATADIR/archetypes"
3138	or die "unable to load archetypes\n";
3139	}	3427	}
3140		3428
3141	sub reload_treasures {	3429	sub reload_treasures {
3142	load_resource_file "$DATADIR/treasures"	3430	load_resource_file "$DATADIR/treasures"
3143	or die "unable to load treasurelists\n";	3431	or die "unable to load treasurelists\n";
3144	}	3432	}
3145		3433
3146	sub reload_resources {	3434	sub reload_resources {
3147	warn "reloading resource files...\n";	3435	warn "reloading resource files...\n";
3148		3436
		3437	reload_facedata;
		3438	reload_archetypes;
3149	reload_regions;	3439	reload_regions;
3150	reload_facedata;
3151	#reload_archetypes;#d#
3152	reload_archetypes;
3153	reload_treasures;	3440	reload_treasures;
3154		3441
3155	warn "finished reloading resource files\n";	3442	warn "finished reloading resource files\n";
3156	}	3443	}
3157		3444
3158	sub init {
3159	reload_resources;
3160	}
3161
3162	sub reload_config {	3445	sub reload_config {
		3446	warn "reloading config file...\n";
		3447
3163	open my $fh, "<:utf8", "$CONFDIR/config"	3448	open my $fh, "<:utf8", "$CONFDIR/config"
3164	or return;	3449	or return;
3165		3450
3166	local $/;	3451	local $/;
3167	*CFG = YAML::Syck::Load <$fh>;	3452	*CFG = YAML::XS::Load scalar <$fh>;
3168		3453
3169	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3454	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3170		3455
3171	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3456	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3172	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3457	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3176	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3461	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3177	and die "WARNING: m(un)lockall failed: $!\n";	3462	and die "WARNING: m(un)lockall failed: $!\n";
3178	};	3463	};
3179	warn $@ if $@;	3464	warn $@ if $@;
3180	}	3465	}
		3466
		3467	warn "finished reloading resource files\n";
		3468	}
		3469
		3470	sub pidfile() {
		3471	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3472	or die "$PIDFILE: $!";
		3473	flock $fh, &Fcntl::LOCK_EX
		3474	or die "$PIDFILE: flock: $!";
		3475	$fh
		3476	}
		3477
		3478	# make sure only one server instance is running at any one time
		3479	sub atomic {
		3480	my $fh = pidfile;
		3481
		3482	my $pid = <$fh>;
		3483	kill 9, $pid if $pid > 0;
		3484
		3485	seek $fh, 0, 0;
		3486	print $fh $$;
		3487	}
		3488
		3489	sub main_loop {
		3490	warn "EV::loop starting\n";
		3491	if (1) {
		3492	EV::loop;
		3493	}
		3494	warn "EV::loop returned\n";
		3495	goto &main_loop unless $REALLY_UNLOOP;
3181	}	3496	}
3182		3497
3183	sub main {	3498	sub main {
		3499	cf::init_globals; # initialise logging
		3500
		3501	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3502	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3503	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3504	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3505
		3506	cf::init_experience;
		3507	cf::init_anim;
		3508	cf::init_attackmess;
		3509	cf::init_dynamic;
		3510
		3511	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3512
3184	# we must not ever block the main coroutine	3513	# we must not ever block the main coroutine
3185	local $Coro::idle = sub {	3514	local $Coro::idle = sub {
3186	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3515	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3187	(async {	3516	(async {
3188	Event::one_event;	3517	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3518	EV::loop EV::LOOP_ONESHOT;
3189	})->prio (Coro::PRIO_MAX);	3519	})->prio (Coro::PRIO_MAX);
3190	};	3520	};
3191		3521
		3522	evthread_start IO::AIO::poll_fileno;
		3523
		3524	cf::sync_job {
		3525	cf::load_settings;
		3526	cf::load_materials;
		3527
		3528	reload_resources;
3192	reload_config;	3529	reload_config;
3193	db_init;	3530	db_init;
		3531
		3532	cf::init_uuid;
		3533	cf::init_signals;
		3534	cf::init_commands;
		3535	cf::init_skills;
		3536
		3537	cf::init_beforeplay;
		3538
		3539	atomic;
		3540
3194	load_extensions;	3541	load_extensions;
3195		3542
3196	$TICK_WATCHER->start;	3543	utime time, time, $RUNTIMEFILE;
3197	Event::loop;	3544
		3545	# no (long-running) fork's whatsoever before this point(!)
		3546	use POSIX ();
		3547	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3548
		3549	(pop @POST_INIT)->(0) while @POST_INIT;
		3550	};
		3551
		3552	main_loop;
3198	}	3553	}
3199		3554
3200	#############################################################################	3555	#############################################################################
3201	# initialisation and cleanup	3556	# initialisation and cleanup
3202		3557
3203	# install some emergency cleanup handlers	3558	# install some emergency cleanup handlers
3204	BEGIN {	3559	BEGIN {
		3560	our %SIGWATCHER = ();
3205	for my $signal (qw(INT HUP TERM)) {	3561	for my $signal (qw(INT HUP TERM)) {
3206	Event->signal (	3562	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3207	reentrant => 0,
3208	data => WF_AUTOCANCEL,
3209	signal => $signal,
3210	prio => 0,
3211	cb => sub {
3212	cf::cleanup "SIG$signal";	3563	cf::cleanup "SIG$signal";
3213	},
3214	);	3564	};
3215	}	3565	}
3216	}	3566	}
3217		3567
3218	sub write_runtime {	3568	sub write_runtime_sync {
3219	my $runtime = "$LOCALDIR/runtime";
3220
3221	# first touch the runtime file to show we are still running:	3569	# first touch the runtime file to show we are still running:
3222	# the fsync below can take a very very long time.	3570	# the fsync below can take a very very long time.
3223		3571
3224	IO::AIO::aio_utime $runtime, undef, undef;	3572	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3225		3573
3226	my $guard = cf::lock_acquire "write_runtime";	3574	my $guard = cf::lock_acquire "write_runtime";
3227		3575
3228	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3576	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3229	or return;	3577	or return;
3230		3578
3231	my $value = $cf::RUNTIME + 90 + 10;	3579	my $value = $cf::RUNTIME + 90 + 10;
3232	# 10 is the runtime save interval, for a monotonic clock	3580	# 10 is the runtime save interval, for a monotonic clock
3233	# 60 allows for the watchdog to kill the server.	3581	# 60 allows for the watchdog to kill the server.
…		…
3243	aio_utime $fh, undef, undef;	3591	aio_utime $fh, undef, undef;
3244		3592
3245	close $fh	3593	close $fh
3246	or return;	3594	or return;
3247		3595
3248	aio_rename "$runtime~", $runtime	3596	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3249	and return;	3597	and return;
3250		3598
3251	warn "runtime file written.\n";	3599	warn "runtime file written.\n";
3252		3600
3253	1	3601	1
		3602	}
		3603
		3604	our $uuid_lock;
		3605	our $uuid_skip;
		3606
		3607	sub write_uuid_sync($) {
		3608	$uuid_skip ||= $_[0];
		3609
		3610	return if $uuid_lock;
		3611	local $uuid_lock = 1;
		3612
		3613	my $uuid = "$LOCALDIR/uuid";
		3614
		3615	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3616	or return;
		3617
		3618	my $value = uuid_seq uuid_cur;
		3619
		3620	unless ($value) {
		3621	warn "cowardly refusing to write zero uuid value!\n";
		3622	return;
		3623	}
		3624
		3625	my $value = uuid_str $value + $uuid_skip;
		3626	$uuid_skip = 0;
		3627
		3628	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3629	and return;
		3630
		3631	# always fsync - this file is important
		3632	aio_fsync $fh
		3633	and return;
		3634
		3635	close $fh
		3636	or return;
		3637
		3638	aio_rename "$uuid~", $uuid
		3639	and return;
		3640
		3641	warn "uuid file written ($value).\n";
		3642
		3643	1
		3644
		3645	}
		3646
		3647	sub write_uuid($$) {
		3648	my ($skip, $sync) = @_;
		3649
		3650	$sync ? write_uuid_sync $skip
		3651	: async { write_uuid_sync $skip };
3254	}	3652	}
3255		3653
3256	sub emergency_save() {	3654	sub emergency_save() {
3257	my $freeze_guard = cf::freeze_mainloop;	3655	my $freeze_guard = cf::freeze_mainloop;
3258		3656
3259	warn "enter emergency perl save\n";	3657	warn "emergency_perl_save: enter\n";
3260		3658
3261	cf::sync_job {	3659	cf::sync_job {
		3660	# this is a trade-off: we want to be very quick here, so
		3661	# save all maps without fsync, and later call a global sync
		3662	# (which in turn might be very very slow)
		3663	local $USE_FSYNC = 0;
		3664
3262	# use a peculiar iteration method to avoid tripping on perl	3665	# use a peculiar iteration method to avoid tripping on perl
3263	# refcount bugs in for. also avoids problems with players	3666	# refcount bugs in for. also avoids problems with players
3264	# and maps saved/destroyed asynchronously.	3667	# and maps saved/destroyed asynchronously.
3265	warn "begin emergency player save\n";	3668	warn "emergency_perl_save: begin player save\n";
3266	for my $login (keys %cf::PLAYER) {	3669	for my $login (keys %cf::PLAYER) {
3267	my $pl = $cf::PLAYER{$login} or next;	3670	my $pl = $cf::PLAYER{$login} or next;
3268	$pl->valid or next;	3671	$pl->valid or next;
		3672	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3269	$pl->save;	3673	$pl->save;
3270	}	3674	}
3271	warn "end emergency player save\n";	3675	warn "emergency_perl_save: end player save\n";
3272		3676
3273	warn "begin emergency map save\n";	3677	warn "emergency_perl_save: begin map save\n";
3274	for my $path (keys %cf::MAP) {	3678	for my $path (keys %cf::MAP) {
3275	my $map = $cf::MAP{$path} or next;	3679	my $map = $cf::MAP{$path} or next;
3276	$map->valid or next;	3680	$map->valid or next;
3277	$map->save;	3681	$map->save;
3278	}	3682	}
3279	warn "end emergency map save\n";	3683	warn "emergency_perl_save: end map save\n";
3280		3684
3281	warn "begin emergency database checkpoint\n";	3685	warn "emergency_perl_save: begin database checkpoint\n";
3282	BDB::db_env_txn_checkpoint $DB_ENV;	3686	BDB::db_env_txn_checkpoint $DB_ENV;
3283	warn "end emergency database checkpoint\n";	3687	warn "emergency_perl_save: end database checkpoint\n";
		3688
		3689	warn "emergency_perl_save: begin write uuid\n";
		3690	write_uuid_sync 1;
		3691	warn "emergency_perl_save: end write uuid\n";
3284	};	3692	};
3285		3693
		3694	warn "emergency_perl_save: starting sync()\n";
		3695	IO::AIO::aio_sync sub {
		3696	warn "emergency_perl_save: finished sync()\n";
		3697	};
		3698
3286	warn "leave emergency perl save\n";	3699	warn "emergency_perl_save: leave\n";
3287	}	3700	}
3288		3701
3289	sub post_cleanup {	3702	sub post_cleanup {
3290	my ($make_core) = @_;	3703	my ($make_core) = @_;
3291		3704
3292	warn Carp::longmess "post_cleanup backtrace"	3705	warn Carp::longmess "post_cleanup backtrace"
3293	if $make_core;	3706	if $make_core;
		3707
		3708	my $fh = pidfile;
		3709	unlink $PIDFILE if <$fh> == $$;
		3710	}
		3711
		3712	# a safer delete_package, copied from Symbol
		3713	sub clear_package($) {
		3714	my $pkg = shift;
		3715
		3716	# expand to full symbol table name if needed
		3717	unless ($pkg =~ /^main::.*::$/) {
		3718	$pkg = "main$pkg" if $pkg =~ /^::/;
		3719	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3720	$pkg .= '::' unless $pkg =~ /::$/;
		3721	}
		3722
		3723	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3724	my $stem_symtab = *{$stem}{HASH};
		3725
		3726	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3727	or return;
		3728
		3729	# clear all symbols
		3730	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3731	for my $name (keys %$leaf_symtab) {
		3732	_gv_clear *{"$pkg$name"};
		3733	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3734	}
		3735	warn "cleared package $pkg\n";#d#
3294	}	3736	}
3295		3737
3296	sub do_reload_perl() {	3738	sub do_reload_perl() {
3297	# can/must only be called in main	3739	# can/must only be called in main
3298	if ($Coro::current != $Coro::main) {	3740	if ($Coro::current != $Coro::main) {
3299	warn "can only reload from main coroutine";	3741	warn "can only reload from main coroutine";
3300	return;	3742	return;
3301	}	3743	}
3302		3744
		3745	return if $RELOAD++;
		3746
		3747	my $t1 = EV::time;
		3748
		3749	while ($RELOAD) {
3303	warn "reloading...";	3750	warn "reloading...";
3304		3751
3305	warn "entering sync_job";	3752	warn "entering sync_job";
3306		3753
3307	cf::sync_job {	3754	cf::sync_job {
3308	cf::write_runtime; # external watchdog should not bark	3755	cf::write_runtime_sync; # external watchdog should not bark
3309	cf::emergency_save;	3756	cf::emergency_save;
3310	cf::write_runtime; # external watchdog should not bark	3757	cf::write_runtime_sync; # external watchdog should not bark
3311		3758
3312	warn "syncing database to disk";	3759	warn "syncing database to disk";
3313	BDB::db_env_txn_checkpoint $DB_ENV;	3760	BDB::db_env_txn_checkpoint $DB_ENV;
3314		3761
3315	# if anything goes wrong in here, we should simply crash as we already saved	3762	# if anything goes wrong in here, we should simply crash as we already saved
3316		3763
3317	warn "cancelling all WF_AUTOCANCEL watchers";
3318	for (Event::all_watchers) {
3319	$_->cancel if $_->data & WF_AUTOCANCEL;
3320	}
3321
3322	warn "flushing outstanding aio requests";	3764	warn "flushing outstanding aio requests";
3323	for (;;) {
3324	BDB::flush;
3325	IO::AIO::flush;
3326	Coro::cede;
3327	last unless IO::AIO::nreqs || BDB::nreqs;	3765	while (IO::AIO::nreqs || BDB::nreqs) {
3328	warn "iterate...";	3766	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3329	}
3330
3331	++$RELOAD;
3332
3333	warn "cancelling all extension coros";
3334	$_->cancel for values %EXT_CORO;
3335	%EXT_CORO = ();
3336
3337	warn "removing commands";
3338	%COMMAND = ();
3339
3340	warn "removing ext/exti commands";
3341	%EXTCMD = ();
3342	%EXTICMD = ();
3343
3344	warn "unloading/nuking all extensions";
3345	for my $pkg (@EXTS) {
3346	warn "... unloading $pkg";
3347
3348	if (my $cb = $pkg->can ("unload")) {
3349	eval {
3350	$cb->($pkg);
3351	1
3352	} or warn "$pkg unloaded, but with errors: $@";
3353	}	3767	}
3354		3768
3355	warn "... nuking $pkg";	3769	warn "cancelling all extension coros";
3356	Symbol::delete_package $pkg;	3770	$_->cancel for values %EXT_CORO;
3357	}	3771	%EXT_CORO = ();
3358		3772
3359	warn "unloading all perl modules loaded from $LIBDIR";	3773	warn "removing commands";
3360	while (my ($k, $v) = each %INC) {	3774	%COMMAND = ();
3361	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3362		3775
		3776	warn "removing ext/exti commands";
		3777	%EXTCMD = ();
		3778	%EXTICMD = ();
		3779
		3780	warn "unloading/nuking all extensions";
		3781	for my $pkg (@EXTS) {
3363	warn "... unloading $k";	3782	warn "... unloading $pkg";
3364	delete $INC{$k};
3365		3783
3366	$k =~ s/\.pm$//;
3367	$k =~ s/\//::/g;
3368
3369	if (my $cb = $k->can ("unload_module")) {	3784	if (my $cb = $pkg->can ("unload")) {
		3785	eval {
3370	$cb->();	3786	$cb->($pkg);
		3787	1
		3788	} or warn "$pkg unloaded, but with errors: $@";
		3789	}
		3790
		3791	warn "... clearing $pkg";
		3792	clear_package $pkg;
3371	}	3793	}
3372		3794
3373	Symbol::delete_package $k;	3795	warn "unloading all perl modules loaded from $LIBDIR";
		3796	while (my ($k, $v) = each %INC) {
		3797	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3798
		3799	warn "... unloading $k";
		3800	delete $INC{$k};
		3801
		3802	$k =~ s/\.pm$//;
		3803	$k =~ s/\//::/g;
		3804
		3805	if (my $cb = $k->can ("unload_module")) {
		3806	$cb->();
		3807	}
		3808
		3809	clear_package $k;
3374	}	3810	}
3375		3811
3376	warn "getting rid of safe::, as good as possible";	3812	warn "getting rid of safe::, as good as possible";
3377	Symbol::delete_package "safe::$_"	3813	clear_package "safe::$_"
3378	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3814	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3379		3815
3380	warn "unloading cf.pm \"a bit\"";	3816	warn "unloading cf.pm \"a bit\"";
3381	delete $INC{"cf.pm"};	3817	delete $INC{"cf.pm"};
3382	delete $INC{"cf/pod.pm"};	3818	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3383		3819
3384	# don't, removes xs symbols, too,	3820	# don't, removes xs symbols, too,
3385	# and global variables created in xs	3821	# and global variables created in xs
3386	#Symbol::delete_package __PACKAGE__;	3822	#clear_package __PACKAGE__;
3387		3823
3388	warn "unload completed, starting to reload now";	3824	warn "unload completed, starting to reload now";
3389		3825
3390	warn "reloading cf.pm";	3826	warn "reloading cf.pm";
3391	require cf;	3827	require cf;
3392	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3828	cf::_connect_to_perl_1;
3393		3829
3394	warn "loading config and database again";	3830	warn "loading config and database again";
3395	cf::reload_config;	3831	cf::reload_config;
3396		3832
3397	warn "loading extensions";	3833	warn "loading extensions";
3398	cf::load_extensions;	3834	cf::load_extensions;
3399		3835
		3836	if ($REATTACH_ON_RELOAD) {
3400	warn "reattaching attachments to objects/players";	3837	warn "reattaching attachments to objects/players";
3401	_global_reattach; # objects, sockets	3838	_global_reattach; # objects, sockets
3402	warn "reattaching attachments to maps";	3839	warn "reattaching attachments to maps";
3403	reattach $_ for values %MAP;	3840	reattach $_ for values %MAP;
3404	warn "reattaching attachments to players";	3841	warn "reattaching attachments to players";
3405	reattach $_ for values %PLAYER;	3842	reattach $_ for values %PLAYER;
		3843	}
3406		3844
		3845	warn "running post_init jobs";
		3846	(pop @POST_INIT)->(1) while @POST_INIT;
		3847
3407	warn "leaving sync_job";	3848	warn "leaving sync_job";
3408		3849
3409	1	3850	1
3410	} or do {	3851	} or do {
3411	warn $@;	3852	warn $@;
3412	warn "error while reloading, exiting.";	3853	cf::cleanup "error while reloading, exiting.";
3413	exit 1;
3414	};	3854	};
3415		3855
3416	warn "reloaded";	3856	warn "reloaded";
		3857	--$RELOAD;
		3858	}
		3859
		3860	$t1 = EV::time - $t1;
		3861	warn "reload completed in ${t1}s\n";
3417	};	3862	};
3418		3863
3419	our $RELOAD_WATCHER; # used only during reload	3864	our $RELOAD_WATCHER; # used only during reload
3420		3865
3421	sub reload_perl() {	3866	sub reload_perl() {
3422	# doing reload synchronously and two reloads happen back-to-back,	3867	# doing reload synchronously and two reloads happen back-to-back,
3423	# coro crashes during coro_state_free->destroy here.	3868	# coro crashes during coro_state_free->destroy here.
3424		3869
3425	$RELOAD_WATCHER ||= Event->timer (	3870	$RELOAD_WATCHER ||= cf::async {
3426	reentrant => 0,	3871	Coro::AIO::aio_wait cache_extensions;
3427	after => 0,	3872
3428	data => WF_AUTOCANCEL,	3873	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3429	cb => sub {
3430	do_reload_perl;	3874	do_reload_perl;
3431	undef $RELOAD_WATCHER;	3875	undef $RELOAD_WATCHER;
3432	},	3876	};
3433	);	3877	};
3434	}	3878	}
3435		3879
3436	register_command "reload" => sub {	3880	register_command "reload" => sub {
3437	my ($who, $arg) = @_;	3881	my ($who, $arg) = @_;
3438		3882
3439	if ($who->flag (FLAG_WIZ)) {	3883	if ($who->flag (FLAG_WIZ)) {
3440	$who->message ("reloading server.");	3884	$who->message ("reloading server.");
		3885	async {
		3886	$Coro::current->{desc} = "perl_reload";
3441	async { reload_perl };	3887	reload_perl;
		3888	};
3442	}	3889	}
3443	};	3890	};
3444		3891
3445	unshift @INC, $LIBDIR;	3892	unshift @INC, $LIBDIR;
3446		3893
…		…
3448		3895
3449	our @WAIT_FOR_TICK;	3896	our @WAIT_FOR_TICK;
3450	our @WAIT_FOR_TICK_BEGIN;	3897	our @WAIT_FOR_TICK_BEGIN;
3451		3898
3452	sub wait_for_tick {	3899	sub wait_for_tick {
3453	return unless $TICK_WATCHER->is_active;
3454	return if $Coro::current == $Coro::main;	3900	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3455		3901
3456	my $signal = new Coro::Signal;	3902	my $signal = new Coro::Signal;
3457	push @WAIT_FOR_TICK, $signal;	3903	push @WAIT_FOR_TICK, $signal;
3458	$signal->wait;	3904	$signal->wait;
3459	}	3905	}
3460		3906
3461	sub wait_for_tick_begin {	3907	sub wait_for_tick_begin {
3462	return unless $TICK_WATCHER->is_active;
3463	return if $Coro::current == $Coro::main;	3908	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3464		3909
3465	my $signal = new Coro::Signal;	3910	my $signal = new Coro::Signal;
3466	push @WAIT_FOR_TICK_BEGIN, $signal;	3911	push @WAIT_FOR_TICK_BEGIN, $signal;
3467	$signal->wait;	3912	$signal->wait;
3468	}	3913	}
3469		3914
3470	$TICK_WATCHER = Event->timer (	3915	sub tick {
3471	reentrant => 0,
3472	parked => 1,
3473	prio => 0,
3474	at => $NEXT_TICK || $TICK,
3475	data => WF_AUTOCANCEL,
3476	cb => sub {
3477	if ($Coro::current != $Coro::main) {	3916	if ($Coro::current != $Coro::main) {
3478	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3917	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3479	unless ++$bug_warning > 10;	3918	unless ++$bug_warning > 10;
3480	return;	3919	return;
3481	}	3920	}
3482		3921
3483	$NOW = $tick_start = Event::time;
3484
3485	cf::server_tick; # one server iteration	3922	cf::server_tick; # one server iteration
3486		3923
3487	$RUNTIME += $TICK;	3924	#for(1..3e6){} EV::now_update; $NOW=EV::now; # generate load #d#
3488	$NEXT_TICK += $TICK;
3489		3925
3490	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3926	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3491	$NEXT_RUNTIME_WRITE = $NOW + 10;	3927	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3492	Coro::async_pool {	3928	Coro::async_pool {
		3929	$Coro::current->{desc} = "runtime saver";
3493	write_runtime	3930	write_runtime_sync
3494	or warn "ERROR: unable to write runtime file: $!";	3931	or warn "ERROR: unable to write runtime file: $!";
3495	};
3496	}	3932	};
		3933	}
3497		3934
3498	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3935	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3499	$sig->send;	3936	$sig->send;
3500	}	3937	}
3501	while (my $sig = shift @WAIT_FOR_TICK) {	3938	while (my $sig = shift @WAIT_FOR_TICK) {
3502	$sig->send;	3939	$sig->send;
3503	}	3940	}
3504		3941
3505	$NOW = Event::time;	3942	$LOAD = ($NOW - $TICK_START) / $TICK;
3506
3507	# if we are delayed by four ticks or more, skip them all
3508	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3509
3510	$TICK_WATCHER->at ($NEXT_TICK);
3511	$TICK_WATCHER->start;
3512
3513	$LOAD = ($NOW - $tick_start) / $TICK;
3514	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3943	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3515		3944
3516	_post_tick;	3945	if (0) {
		3946	if ($NEXT_TICK) {
		3947	my $jitter = $TICK_START - $NEXT_TICK;
		3948	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3949	warn "jitter $JITTER\n";#d#
		3950	}
3517	},	3951	}
3518	);	3952	}
3519		3953
3520	{	3954	{
		3955	# configure BDB
		3956
3521	BDB::min_parallel 8;	3957	BDB::min_parallel 16;
3522	BDB::max_poll_time $TICK * 0.1;	3958	BDB::max_poll_reqs $TICK * 0.1;
3523	$BDB_POLL_WATCHER = Event->io (	3959	$AnyEvent::BDB::WATCHER->priority (1);
3524	reentrant => 0,
3525	fd => BDB::poll_fileno,
3526	poll => 'r',
3527	prio => 0,
3528	data => WF_AUTOCANCEL,
3529	cb => \&BDB::poll_cb,
3530	);
3531
3532	BDB::set_sync_prepare {
3533	my $status;
3534	my $current = $Coro::current;
3535	(
3536	sub {
3537	$status = $!;
3538	$current->ready; undef $current;
3539	},
3540	sub {
3541	Coro::schedule while defined $current;
3542	$! = $status;
3543	},
3544	)
3545	};
3546		3960
3547	unless ($DB_ENV) {	3961	unless ($DB_ENV) {
3548	$DB_ENV = BDB::db_env_create;	3962	$DB_ENV = BDB::db_env_create;
3549	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3963	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3550	| BDB::LOG_AUTOREMOVE, 1);	3964	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3965	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3551	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3966	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3552	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3967	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3553		3968
3554	cf::sync_job {	3969	cf::sync_job {
3555	eval {	3970	eval {
…		…
3565		3980
3566	cf::cleanup "db_env_open(db): $@" if $@;	3981	cf::cleanup "db_env_open(db): $@" if $@;
3567	};	3982	};
3568	}	3983	}
3569		3984
3570	$BDB_DEADLOCK_WATCHER = Event->timer (	3985	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3571	after => 3,
3572	interval => 1,
3573	hard => 1,
3574	prio => 0,
3575	data => WF_AUTOCANCEL,
3576	cb => sub {
3577	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	3986	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3578	},
3579	);	3987	};
3580	$BDB_CHECKPOINT_WATCHER = Event->timer (	3988	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3581	after => 11,
3582	interval => 60,
3583	hard => 1,
3584	prio => 0,
3585	data => WF_AUTOCANCEL,
3586	cb => sub {
3587	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	3989	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3588	},
3589	);	3990	};
3590	$BDB_TRICKLE_WATCHER = Event->timer (	3991	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3591	after => 5,
3592	interval => 10,
3593	hard => 1,
3594	prio => 0,
3595	data => WF_AUTOCANCEL,
3596	cb => sub {
3597	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	3992	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3598	},
3599	);	3993	};
3600	}	3994	}
3601		3995
3602	{	3996	{
		3997	# configure IO::AIO
		3998
3603	IO::AIO::min_parallel 8;	3999	IO::AIO::min_parallel 8;
3604
3605	undef $Coro::AIO::WATCHER;
3606	IO::AIO::max_poll_time $TICK * 0.1;	4000	IO::AIO::max_poll_time $TICK * 0.1;
3607	$AIO_POLL_WATCHER = Event->io (	4001	undef $AnyEvent::AIO::WATCHER;
3608	reentrant => 0,
3609	data => WF_AUTOCANCEL,
3610	fd => IO::AIO::poll_fileno,
3611	poll => 'r',
3612	prio => 6,
3613	cb => \&IO::AIO::poll_cb,
3614	);
3615	}	4002	}
3616		4003
3617	my $_log_backtrace;	4004	my $_log_backtrace;
3618		4005
3619	sub _log_backtrace {	4006	sub _log_backtrace {
…		…
3622	$msg =~ s/\n//;	4009	$msg =~ s/\n//;
3623		4010
3624	# limit the # of concurrent backtraces	4011	# limit the # of concurrent backtraces
3625	if ($_log_backtrace < 2) {	4012	if ($_log_backtrace < 2) {
3626	++$_log_backtrace;	4013	++$_log_backtrace;
		4014	my $perl_bt = Carp::longmess $msg;
3627	async {	4015	async {
		4016	$Coro::current->{desc} = "abt $msg";
		4017
3628	my @bt = fork_call {	4018	my @bt = fork_call {
3629	@addr = map { sprintf "%x", $_ } @addr;	4019	@addr = map { sprintf "%x", $_ } @addr;
3630	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4020	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3631	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4021	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3632	or die "addr2line: $!";	4022	or die "addr2line: $!";
…		…
3640	}	4030	}
3641		4031
3642	@funcs	4032	@funcs
3643	};	4033	};
3644		4034
3645	LOG llevInfo, "[ABT] $msg\n";	4035	LOG llevInfo, "[ABT] $perl_bt\n";
		4036	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3646	LOG llevInfo, "[ABT] $_\n" for @bt;	4037	LOG llevInfo, "[ABT] $_\n" for @bt;
3647	--$_log_backtrace;	4038	--$_log_backtrace;
3648	};	4039	};
3649	} else {	4040	} else {
3650	LOG llevInfo, "[ABT] $msg\n";	4041	LOG llevInfo, "[ABT] $msg\n";
3651	LOG llevInfo, "[ABT] [suppressed]\n";	4042	LOG llevInfo, "[ABT] [suppressed]\n";
3652	}	4043	}
3653	}	4044	}
3654		4045
3655	# load additional modules	4046	# load additional modules
3656	use cf::pod;	4047	require "cf/$_.pm" for @EXTRA_MODULES;
		4048	cf::_connect_to_perl_2;
3657		4049
3658	END { cf::emergency_save }	4050	END { cf::emergency_save }
3659		4051
3660	1	4052	1
3661		4053

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