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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.354 by root, Sun Sep 2 12:26:54 2007 UTC vs.
Revision 1.491 by root, Sat Oct 24 09:18:44 2009 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 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 ();
14		37
		38	use Guard ();
15	use Coro 3.64 ();	39	use Coro ();
16	use Coro::State;	40	use Coro::State;
17	use Coro::Handle;	41	use Coro::Handle;
		42	use Coro::EV;
18	use Coro::Event;	43	use Coro::AnyEvent;
19	use Coro::Timer;	44	use Coro::Timer;
20	use Coro::Signal;	45	use Coro::Signal;
21	use Coro::Semaphore;	46	use Coro::Semaphore;
		47	use Coro::SemaphoreSet;
		48	use Coro::AnyEvent;
22	use Coro::AIO;	49	use Coro::AIO;
		50	use Coro::BDB 1.6;
23	use Coro::Storable;	51	use Coro::Storable;
24	use Coro::Util ();	52	use Coro::Util ();
25		53
26	use JSON::XS ();	54	use JSON::XS 2.01 ();
27	use BDB ();	55	use BDB ();
28	use Data::Dumper;	56	use Data::Dumper;
29	use Digest::MD5;	57	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
		118	our $BDB_DEADLOCK_WATCHER;
		119	our $BDB_CHECKPOINT_WATCHER;
84	our $BDB_POLL_WATCHER;	120	our $BDB_TRICKLE_WATCHER;
85	our $DB_ENV;	121	our $DB_ENV;
		122
		123	our @EXTRA_MODULES = qw(pod match mapscript);
86		124
87	our %CFG;	125	our %CFG;
88		126
89	our $UPTIME; $UPTIME ||= time;	127	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;	128	our $RUNTIME;
		129	our $NOW;
91		130
92	our %PLAYER; # all users	131	our (%PLAYER, %PLAYER_LOADING); # all users
93	our %MAP; # all maps	132	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	133	our $LINK_MAP; # the special {link} map, which is always available
95		134
96	# 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 ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	136	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		137
99	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)
100	our $LOADAVG; # same thing, but with alpha-smoothing	139	our $LOADAVG; # same thing, but with alpha-smoothing
		140	our $JITTER; # average jitter
101	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 $REALLY_UNLOOP; # never set to true, please :)
102		147
103	binmode STDOUT;	148	binmode STDOUT;
104	binmode STDERR;	149	binmode STDERR;
105		150
106	# read virtual server time, if available	151	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	152	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	153	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	154	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	155	$RUNTIME = <$fh> + 0.;
111	}	156	}
		157
		158	eval "sub TICK() { $TICK } 1" or die;
112		159
113	mkdir $_	160	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	161	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		162
116	our $EMERGENCY_POSITION;	163	our $EMERGENCY_POSITION;
117		164
118	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::"} };
119		177
120	#############################################################################	178	#############################################################################
121		179
122	=head2 GLOBAL VARIABLES	180	=head2 GLOBAL VARIABLES
123		181
…		…
159		217
160	The raw value load value from the last tick.	218	The raw value load value from the last tick.
161		219
162	=item %cf::CFG	220	=item %cf::CFG
163		221
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	222	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	223	from wherever your confdir points to.
166		224
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	225	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		226
169	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
170	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
171	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.
172		230
173	=item @cf::INVOKE_RESULTS	231	=item @cf::INVOKE_RESULTS
174		232
175	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
176	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
177	that call.	235	that call.
178		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
179	=back	243	=back
180		244
181	=cut	245	=cut
182		246
183	BEGIN {	247	$Coro::State::WARNHOOK = sub {
184	*CORE::GLOBAL::warn = sub {
185	my $msg = join "", @_;	248	my $msg = join "", @_;
186		249
187	$msg .= "\n"	250	$msg .= "\n"
188	unless $msg =~ /\n$/;	251	unless $msg =~ /\n$/;
189		252
190	$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;
191		254
192	utf8::encode $msg;
193	LOG llevError, $msg;	255	LOG llevError, $msg;
194	};	256	};
195	}	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	};
196		271
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	272	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	273	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	274	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	275	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	282	for my $pkg (qw(
208	cf::global cf::attachable	283	cf::global cf::attachable
209	cf::object cf::object::player	284	cf::object cf::object::player
210	cf::client cf::player	285	cf::client cf::player
211	cf::arch cf::living	286	cf::arch cf::living
		287	cf::map cf::mapspace
212	cf::map cf::party cf::region	288	cf::party cf::region
213	)) {	289	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	290	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	291	}
217		292
218	$Event::DIED = sub {	293	$EV::DIED = sub {
219	warn "error in event callback: @_";	294	warn "error in event callback: @_";
220	};	295	};
221		296
222	#############################################################################	297	#############################################################################
223		298
…		…
246	$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;
247	$d	322	$d
248	} || "[unable to dump $_[0]: '$@']";	323	} || "[unable to dump $_[0]: '$@']";
249	}	324	}
250		325
251	=item $ref = cf::from_json $json	326	=item $ref = cf::decode_json $json
252		327
253	Converts a JSON string into the corresponding perl data structure.	328	Converts a JSON string into the corresponding perl data structure.
254		329
255	=item $json = cf::to_json $ref	330	=item $json = cf::encode_json $ref
256		331
257	Converts a perl data structure into its JSON representation.	332	Converts a perl data structure into its JSON representation.
258		333
259	=cut	334	=cut
260		335
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	336	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		337
263	sub to_json ($) { $json_coder->encode ($_[0]) }	338	sub encode_json($) { $json_coder->encode ($_[0]) }
264	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	}
265		354
266	=item cf::lock_wait $string	355	=item cf::lock_wait $string
267		356
268	Wait until the given lock is available. See cf::lock_acquire.	357	Wait until the given lock is available. See cf::lock_acquire.
269		358
270	=item my $lock = cf::lock_acquire $string	359	=item my $lock = cf::lock_acquire $string
271		360
272	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
273	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,
274	for example when the coroutine gets canceled), the lock is automatically	363	for example when the coroutine gets canceled), the lock is automatically
275	returned.	364	returned.
276		365
277	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
278	deadlocked coro.	367	deadlocked coro.
…		…
284		373
285	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.
286		375
287	=cut	376	=cut
288		377
289	our %LOCK;	378	our $LOCKS = new Coro::SemaphoreSet;
290		379
291	sub lock_wait($) {	380	sub lock_wait($) {
292	my ($key) = @_;	381	$LOCKS->wait ($_[0]);
293
294	# wait for lock, if any
295	while ($LOCK{$key}) {
296	push @{ $LOCK{$key} }, $Coro::current;
297	Coro::schedule;
298	}
299	}	382	}
300		383
301	sub lock_acquire($) {	384	sub lock_acquire($) {
302	my ($key) = @_;	385	$LOCKS->guard ($_[0])
303
304	# wait, to be sure we are not locked
305	lock_wait $key;
306
307	$LOCK{$key} = [];
308
309	Coro::guard {
310	# wake up all waiters, to be on the safe side
311	$_->ready for @{ delete $LOCK{$key} };
312	}
313	}	386	}
314		387
315	sub lock_active($) {	388	sub lock_active($) {
316	my ($key) = @_;	389	$LOCKS->count ($_[0]) < 1
317
318	! ! $LOCK{$key}
319	}	390	}
320		391
321	sub freeze_mainloop {	392	sub freeze_mainloop {
322	return unless $TICK_WATCHER->is_active;	393	tick_inhibit_inc;
323		394
324	my $guard = Coro::guard {	395	&Guard::guard (\&tick_inhibit_dec);
325	$TICK_WATCHER->start;	396	}
326	};	397
327	$TICK_WATCHER->stop;	398	=item cf::periodic $interval, $cb
328	$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($$) {
		406	my ($interval, $cb) = @_;
		407
		408	my $start = rand List::Util::min 180, $interval;
		409
		410	EV::periodic $start, $interval, 0, $cb
329	}	411	}
330		412
331	=item cf::get_slot $time[, $priority[, $name]]	413	=item cf::get_slot $time[, $priority[, $name]]
332		414
333	Allocate $time seconds of blocking CPU time at priority C<$priority>:	415	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
344	our @SLOT_QUEUE;	426	our @SLOT_QUEUE;
345	our $SLOT_QUEUE;	427	our $SLOT_QUEUE;
346		428
347	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	429	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
348	$SLOT_QUEUE = Coro::async {	430	$SLOT_QUEUE = Coro::async {
		431	$Coro::current->desc ("timeslot manager");
		432
349	my $signal = new Coro::Signal;	433	my $signal = new Coro::Signal;
350		434
351	while () {	435	while () {
352	next_job:	436	next_job:
353	my $avail = cf::till_tick;	437	my $avail = cf::till_tick;
…		…
361	}	445	}
362	}	446	}
363	}	447	}
364		448
365	if (@SLOT_QUEUE) {	449	if (@SLOT_QUEUE) {
366	# we do not use wait_For_tick() as it returns immediately when tick is inactive	450	# we do not use wait_for_tick() as it returns immediately when tick is inactive
367	push @cf::WAIT_FOR_TICK, $signal;	451	push @cf::WAIT_FOR_TICK, $signal;
368	$signal->wait;	452	$signal->wait;
369	} else {	453	} else {
370	Coro::schedule;	454	Coro::schedule;
371	}	455	}
372	}	456	}
373	};	457	};
374		458
375	sub get_slot($;$$) {	459	sub get_slot($;$$) {
		460	return if tick_inhibit || $Coro::current == $Coro::main;
		461
376	my ($time, $pri, $name) = @_;	462	my ($time, $pri, $name) = @_;
377		463
378	$time = $TICK * .6 if $time > $TICK * .6;	464	$time = $TICK * .6 if $time > $TICK * .6;
379	my $sig = new Coro::Signal;	465	my $sig = new Coro::Signal;
380		466
…		…
394		480
395	BEGIN { *async = \&Coro::async_pool }	481	BEGIN { *async = \&Coro::async_pool }
396		482
397	=item cf::sync_job { BLOCK }	483	=item cf::sync_job { BLOCK }
398		484
399	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	485	The design of Deliantra requires that the main coroutine ($Coro::main)
400	is always able to handle events or runnable, as Crossfire TRT is only	486	is always able to handle events or runnable, as Deliantra is only
401	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	487	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
402	acceptable.	488	acceptable.
403		489
404	If it must be done, put the blocking parts into C<sync_job>. This will run	490	If it must be done, put the blocking parts into C<sync_job>. This will run
405	the given BLOCK in another coroutine while waiting for the result. The	491	the given BLOCK in another coroutine while waiting for the result. The
…		…
410		496
411	sub sync_job(&) {	497	sub sync_job(&) {
412	my ($job) = @_;	498	my ($job) = @_;
413		499
414	if ($Coro::current == $Coro::main) {	500	if ($Coro::current == $Coro::main) {
415	my $time = Event::time;	501	my $time = EV::time;
416		502
417	# this is the main coro, too bad, we have to block	503	# this is the main coro, too bad, we have to block
418	# till the operation succeeds, freezing the server :/	504	# till the operation succeeds, freezing the server :/
419		505
420	# TODO: use suspend/resume instead	506	LOG llevError, Carp::longmess "sync job";#d#
421	# (but this is cancel-safe)	507
422	my $freeze_guard = freeze_mainloop;	508	my $freeze_guard = freeze_mainloop;
423		509
424	my $busy = 1;	510	my $busy = 1;
425	my @res;	511	my @res;
426		512
427	(async {	513	(async {
		514	$Coro::current->desc ("sync job coro");
428	@res = eval { $job->() };	515	@res = eval { $job->() };
429	warn $@ if $@;	516	warn $@ if $@;
430	undef $busy;	517	undef $busy;
431	})->prio (Coro::PRIO_MAX);	518	})->prio (Coro::PRIO_MAX);
432		519
433	while ($busy) {	520	while ($busy) {
434	Coro::cede or Event::one_event;	521	if (Coro::nready) {
		522	Coro::cede_notself;
		523	} else {
		524	EV::loop EV::LOOP_ONESHOT;
435	}	525	}
		526	}
436		527
437	$time = Event::time - $time;	528	my $time = EV::time - $time;
438		529
439	LOG llevError | logBacktrace, Carp::longmess "long sync job"
440	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
441
442	$tick_start += $time; # do not account sync jobs to server load	530	$TICK_START += $time; # do not account sync jobs to server load
443		531
444	wantarray ? @res : $res[0]	532	wantarray ? @res : $res[0]
445	} else {	533	} else {
446	# we are in another coroutine, how wonderful, everything just works	534	# we are in another coroutine, how wonderful, everything just works
447		535
…		…
472	=item fork_call { }, $args	560	=item fork_call { }, $args
473		561
474	Executes the given code block with the given arguments in a seperate	562	Executes the given code block with the given arguments in a seperate
475	process, returning the results. Everything must be serialisable with	563	process, returning the results. Everything must be serialisable with
476	Coro::Storable. May, of course, block. Note that the executed sub may	564	Coro::Storable. May, of course, block. Note that the executed sub may
477	never block itself or use any form of Event handling.	565	never block itself or use any form of event handling.
478		566
479	=cut	567	=cut
480		568
481	sub fork_call(&@) {	569	sub fork_call(&@) {
482	my ($cb, @args) = @_;	570	my ($cb, @args) = @_;
483		571
484	# we seemingly have to make a local copy of the whole thing,	572	# we seemingly have to make a local copy of the whole thing,
485	# otherwise perl prematurely frees the stuff :/	573	# otherwise perl prematurely frees the stuff :/
486	# TODO: investigate and fix (liekly this will be rather laborious)	574	# TODO: investigate and fix (likely this will be rather laborious)
487		575
488	my @res = Coro::Util::fork_eval {	576	my @res = Coro::Util::fork_eval {
489	reset_signals;	577	reset_signals;
490	&$cb	578	&$cb
491	}, @args;	579	}, @args;
492		580
493	wantarray ? @res : $res[-1]	581	wantarray ? @res : $res[-1]
494	}	582	}
495		583
		584	=item $coin = coin_from_name $name
		585
		586	=cut
		587
		588	our %coin_alias = (
		589	"silver" => "silvercoin",
		590	"silvercoin" => "silvercoin",
		591	"silvercoins" => "silvercoin",
		592	"gold" => "goldcoin",
		593	"goldcoin" => "goldcoin",
		594	"goldcoins" => "goldcoin",
		595	"platinum" => "platinacoin",
		596	"platinumcoin" => "platinacoin",
		597	"platinumcoins" => "platinacoin",
		598	"platina" => "platinacoin",
		599	"platinacoin" => "platinacoin",
		600	"platinacoins" => "platinacoin",
		601	"royalty" => "royalty",
		602	"royalties" => "royalty",
		603	);
		604
		605	sub coin_from_name($) {
		606	$coin_alias{$_[0]}
		607	? cf::arch::find $coin_alias{$_[0]}
		608	: undef
		609	}
		610
496	=item $value = cf::db_get $family => $key	611	=item $value = cf::db_get $family => $key
497		612
498	Returns a single value from the environment database.	613	Returns a single value from the environment database.
499		614
500	=item cf::db_put $family => $key => $value	615	=item cf::db_put $family => $key => $value
501		616
502	Stores the given C<$value> in the family. It can currently store binary	617	Stores the given C<$value> in the family. It can currently store binary
503	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	618	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
504		619
		620	=item $db = cf::db_table "name"
		621
		622	Create and/or open a new database table. The string must not be "db" and must be unique
		623	within each server.
		624
505	=cut	625	=cut
		626
		627	sub db_table($) {
		628	my ($name) = @_;
		629	my $db = BDB::db_create $DB_ENV;
		630
		631	eval {
		632	$db->set_flags (BDB::CHKSUM);
		633
		634	utf8::encode $name;
		635	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		636	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		637	cf::cleanup "db_open(db): $!" if $!;
		638	};
		639	cf::cleanup "db_open(db): $@" if $@;
		640
		641	$db
		642	}
506		643
507	our $DB;	644	our $DB;
508		645
509	sub db_init {	646	sub db_init {
510	unless ($DB) {
511	$DB = BDB::db_create $DB_ENV;
512
513	cf::sync_job {	647	cf::sync_job {
514	eval {	648	$DB ||= db_table "db";
515	$DB->set_flags (BDB::CHKSUM);
516
517	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
518	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
519	cf::cleanup "db_open(db): $!" if $!;
520	};
521	cf::cleanup "db_open(db): $@" if $@;
522	};
523	}	649	};
524	}	650	}
525		651
526	sub db_get($$) {	652	sub db_get($$) {
527	my $key = "$_[0]/$_[1]";	653	my $key = "$_[0]/$_[1]";
528		654
…		…
626		752
627	#############################################################################	753	#############################################################################
628		754
629	=head2 ATTACHABLE OBJECTS	755	=head2 ATTACHABLE OBJECTS
630		756
631	Many objects in crossfire are so-called attachable objects. That means you can	757	Many objects in deliantra are so-called attachable objects. That means you can
632	attach callbacks/event handlers (a collection of which is called an "attachment")	758	attach callbacks/event handlers (a collection of which is called an "attachment")
633	to it. All such attachable objects support the following methods.	759	to it. All such attachable objects support the following methods.
634		760
635	In the following description, CLASS can be any of C<global>, C<object>	761	In the following description, CLASS can be any of C<global>, C<object>
636	C<player>, C<client> or C<map> (i.e. the attachable objects in	762	C<player>, C<client> or C<map> (i.e. the attachable objects in
637	Crossfire TRT).	763	Deliantra).
638		764
639	=over 4	765	=over 4
640		766
641	=item $attachable->attach ($attachment, key => $value...)	767	=item $attachable->attach ($attachment, key => $value...)
642		768
…		…
686	=item cf::CLASS::attachment $name, ...	812	=item cf::CLASS::attachment $name, ...
687		813
688	Register an attachment by C<$name> through which attachable objects of the	814	Register an attachment by C<$name> through which attachable objects of the
689	given CLASS can refer to this attachment.	815	given CLASS can refer to this attachment.
690		816
691	Some classes such as crossfire maps and objects can specify attachments	817	Some classes such as deliantra maps and objects can specify attachments
692	that are attached at load/instantiate time, thus the need for a name.	818	that are attached at load/instantiate time, thus the need for a name.
693		819
694	These calls expect any number of the following handler/hook descriptions:	820	These calls expect any number of the following handler/hook descriptions:
695		821
696	=over 4	822	=over 4
…		…
924	}	1050	}
925		1051
926	0	1052	0
927	}	1053	}
928		1054
929	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1055	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
930		1056
931	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1057	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
932		1058
933	Generate an object-specific event with the given arguments.	1059	Generate an object-specific event with the given arguments.
934		1060
…		…
940		1066
941	=cut	1067	=cut
942		1068
943	#############################################################################	1069	#############################################################################
944	# object support	1070	# object support
945	#
946		1071
		1072	sub _object_equal($$);
		1073	sub _object_equal($$) {
		1074	my ($a, $b) = @_;
		1075
		1076	return 0 unless (ref $a) eq (ref $b);
		1077
		1078	if ("HASH" eq ref $a) {
		1079	my @ka = keys %$a;
		1080	my @kb = keys %$b;
		1081
		1082	return 0 if @ka != @kb;
		1083
		1084	for (0 .. $#ka) {
		1085	return 0 unless $ka[$_] eq $kb[$_];
		1086	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1087	}
		1088
		1089	} elsif ("ARRAY" eq ref $a) {
		1090
		1091	return 0 if @$a != @$b;
		1092
		1093	for (0 .. $#$a) {
		1094	return 0 unless _object_equal $a->[$_], $b->[$_];
		1095	}
		1096
		1097	} elsif ($a ne $b) {
		1098	return 0;
		1099	}
		1100
		1101	1
		1102	}
		1103
		1104	our $SLOW_MERGES;#d#
947	sub _can_merge {	1105	sub _can_merge {
948	my ($ob1, $ob2) = @_;	1106	my ($ob1, $ob2) = @_;
949		1107
950	local $Storable::canonical = 1;	1108	++$SLOW_MERGES;#d#
951	my $fob1 = Storable::freeze $ob1;
952	my $fob2 = Storable::freeze $ob2;
953		1109
954	$fob1 eq $fob2	1110	# we do the slow way here
		1111	return _object_equal $ob1, $ob2
955	}	1112	}
956		1113
957	sub reattach {	1114	sub reattach {
958	# basically do the same as instantiate, without calling instantiate	1115	# basically do the same as instantiate, without calling instantiate
959	my ($obj) = @_;	1116	my ($obj) = @_;
960		1117
		1118	# no longer needed after getting rid of delete_package?
961	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1119	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
962		1120
963	my $registry = $obj->registry;	1121	my $registry = $obj->registry;
964		1122
965	@$registry = ();	1123	@$registry = ();
966		1124
…		…
981	cf::attachable->attach (	1139	cf::attachable->attach (
982	prio => -1000000,	1140	prio => -1000000,
983	on_instantiate => sub {	1141	on_instantiate => sub {
984	my ($obj, $data) = @_;	1142	my ($obj, $data) = @_;
985		1143
986	$data = from_json $data;	1144	$data = decode_json $data;
987		1145
988	for (@$data) {	1146	for (@$data) {
989	my ($name, $args) = @$_;	1147	my ($name, $args) = @$_;
990		1148
991	$obj->attach ($name, %{$args || {} });	1149	$obj->attach ($name, %{$args || {} });
…		…
1007	sub object_freezer_save {	1165	sub object_freezer_save {
1008	my ($filename, $rdata, $objs) = @_;	1166	my ($filename, $rdata, $objs) = @_;
1009		1167
1010	sync_job {	1168	sync_job {
1011	if (length $$rdata) {	1169	if (length $$rdata) {
		1170	utf8::decode (my $decname = $filename);
1012	warn sprintf "saving %s (%d,%d)\n",	1171	warn sprintf "saving %s (%d,%d)\n",
1013	$filename, length $$rdata, scalar @$objs;	1172	$decname, length $$rdata, scalar @$objs;
1014		1173
1015	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1174	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1016	chmod SAVE_MODE, $fh;	1175	aio_chmod $fh, SAVE_MODE;
1017	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1176	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1018	aio_fsync $fh if $cf::USE_FSYNC;	1177	if ($cf::USE_FSYNC) {
		1178	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;
		1179	aio_fsync $fh;
		1180	}
1019	close $fh;	1181	aio_close $fh;
1020		1182
1021	if (@$objs) {	1183	if (@$objs) {
1022	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1184	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1023	chmod SAVE_MODE, $fh;	1185	aio_chmod $fh, SAVE_MODE;
1024	my $data = Storable::nfreeze { version => 1, objs => $objs };	1186	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1025	aio_write $fh, 0, (length $data), $data, 0;	1187	aio_write $fh, 0, (length $data), $data, 0;
1026	aio_fsync $fh if $cf::USE_FSYNC;	1188	if ($cf::USE_FSYNC) {
		1189	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;
		1190	aio_fsync $fh;
		1191	}
1027	close $fh;	1192	aio_close $fh;
1028	aio_rename "$filename.pst~", "$filename.pst";	1193	aio_rename "$filename.pst~", "$filename.pst";
1029	}	1194	}
1030	} else {	1195	} else {
1031	aio_unlink "$filename.pst";	1196	aio_unlink "$filename.pst";
1032	}	1197	}
1033		1198
1034	aio_rename "$filename~", $filename;	1199	aio_rename "$filename~", $filename;
		1200
		1201	$filename =~ s%/[^/]+$%%;
		1202	aio_pathsync $filename if $cf::USE_FSYNC;
1035	} else {	1203	} else {
1036	warn "FATAL: $filename~: $!\n";	1204	warn "unable to save objects: $filename~: $!\n";
1037	}	1205	}
1038	} else {	1206	} else {
1039	aio_unlink $filename;	1207	aio_unlink $filename;
1040	aio_unlink "$filename.pst";	1208	aio_unlink "$filename.pst";
1041	}	1209	}
1042	}	1210	};
1043	}	1211	}
1044		1212
1045	sub object_freezer_as_string {	1213	sub object_freezer_as_string {
1046	my ($rdata, $objs) = @_;	1214	my ($rdata, $objs) = @_;
1047		1215
…		…
1059	or return;	1227	or return;
1060		1228
1061	unless (aio_stat "$filename.pst") {	1229	unless (aio_stat "$filename.pst") {
1062	(aio_load "$filename.pst", $av) >= 0	1230	(aio_load "$filename.pst", $av) >= 0
1063	or return;	1231	or return;
		1232
1064	$av = eval { (Storable::thaw $av)->{objs} };	1233	my $st = eval { Coro::Storable::thaw $av };
		1234	$av = $st->{objs};
1065	}	1235	}
1066		1236
		1237	utf8::decode (my $decname = $filename);
1067	warn sprintf "loading %s (%d)\n",	1238	warn sprintf "loading %s (%d,%d)\n",
1068	$filename, length $data, scalar @{$av || []};	1239	$decname, length $data, scalar @{$av || []};
		1240
1069	return ($data, $av);	1241	($data, $av)
1070	}	1242	}
1071		1243
1072	=head2 COMMAND CALLBACKS	1244	=head2 COMMAND CALLBACKS
1073		1245
1074	=over 4	1246	=over 4
…		…
1128	my ($name, $cb) = @_;	1300	my ($name, $cb) = @_;
1129		1301
1130	$EXTICMD{$name} = $cb;	1302	$EXTICMD{$name} = $cb;
1131	}	1303	}
1132		1304
		1305	use File::Glob ();
		1306
1133	cf::player->attach (	1307	cf::player->attach (
1134	on_command => sub {	1308	on_command => sub {
1135	my ($pl, $name, $params) = @_;	1309	my ($pl, $name, $params) = @_;
1136		1310
1137	my $cb = $COMMAND{$name}	1311	my $cb = $COMMAND{$name}
…		…
1169		1343
1170	cf::override;	1344	cf::override;
1171	},	1345	},
1172	);	1346	);
1173		1347
		1348	# "readahead" all extensions
		1349	sub cache_extensions {
		1350	my $grp = IO::AIO::aio_group;
		1351
		1352	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1353	for (grep /\.ext$/, @{$_[0]}) {
		1354	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1355	}
		1356	};
		1357
		1358	$grp
		1359	}
		1360
1174	sub load_extensions {	1361	sub load_extensions {
1175	cf::sync_job {	1362	cf::sync_job {
1176	my %todo;	1363	my %todo;
1177		1364
1178	for my $path (<$LIBDIR/*.ext>) {	1365	for my $path (<$LIBDIR/*.ext>) {
…		…
1197		1384
1198	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1385	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1199	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1386	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1200		1387
1201	$ext{source} =	1388	$ext{source} =
1202	"package $pkg; use strict; use utf8;\n"	1389	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1203	. "#line 1 \"$path\"\n{\n"	1390	. "#line 1 \"$path\"\n{\n"
1204	. $source	1391	. $source
1205	. "\n};\n1";	1392	. "\n};\n1";
1206		1393
1207	$todo{$base} = \%ext;	1394	$todo{$base} = \%ext;
…		…
1223	my $msg = $@ ? "$v->{path}: $@\n"	1410	my $msg = $@ ? "$v->{path}: $@\n"
1224	: "$v->{base}: extension inactive.\n";	1411	: "$v->{base}: extension inactive.\n";
1225		1412
1226	if (exists $v->{meta}{mandatory}) {	1413	if (exists $v->{meta}{mandatory}) {
1227	warn $msg;	1414	warn $msg;
1228	warn "mandatory extension failed to load, exiting.\n";	1415	cf::cleanup "mandatory extension failed to load, exiting.";
1229	exit 1;
1230	}	1416	}
1231		1417
1232	warn $msg;	1418	warn $msg;
1233	}	1419	}
1234		1420
…		…
1248		1434
1249	=back	1435	=back
1250		1436
1251	=head2 CORE EXTENSIONS	1437	=head2 CORE EXTENSIONS
1252		1438
1253	Functions and methods that extend core crossfire objects.	1439	Functions and methods that extend core deliantra objects.
1254		1440
1255	=cut	1441	=cut
1256		1442
1257	package cf::player;	1443	package cf::player;
1258		1444
1259	use Coro::AIO;	1445	use Coro::AIO;
1260		1446
1261	=head3 cf::player	1447	=head3 cf::player
1262		1448
1263	=over 4	1449	=over 4
		1450
		1451	=item cf::player::num_playing
		1452
		1453	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1454
		1455	=cut
		1456
		1457	sub num_playing {
		1458	scalar grep
		1459	$_->ob->map
		1460	&& !$_->hidden
		1461	&& !$_->ob->flag (cf::FLAG_WIZ),
		1462	cf::player::list
		1463	}
1264		1464
1265	=item cf::player::find $login	1465	=item cf::player::find $login
1266		1466
1267	Returns the given player object, loading it if necessary (might block).	1467	Returns the given player object, loading it if necessary (might block).
1268		1468
…		…
1287		1487
1288	sub exists($) {	1488	sub exists($) {
1289	my ($login) = @_;	1489	my ($login) = @_;
1290		1490
1291	$cf::PLAYER{$login}	1491	$cf::PLAYER{$login}
1292	or cf::sync_job { !aio_stat path $login }	1492	or !aio_stat path $login
1293	}	1493	}
1294		1494
1295	sub find($) {	1495	sub find($) {
1296	return $cf::PLAYER{$_[0]} || do {	1496	return $cf::PLAYER{$_[0]} || do {
1297	my $login = $_[0];	1497	my $login = $_[0];
…		…
1304	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1504	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1305	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1505	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1306	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1506	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1307	aio_unlink +(playerdir $login) . "/$login.pl";	1507	aio_unlink +(playerdir $login) . "/$login.pl";
1308		1508
1309	my $pl = load_pl path $login	1509	my $f = new_from_file cf::object::thawer path $login
1310	or return;	1510	or return;
		1511
		1512	my $pl = cf::player::load_pl $f
		1513	or return;
		1514
		1515	local $cf::PLAYER_LOADING{$login} = $pl;
		1516	$f->resolve_delayed_derefs;
1311	$cf::PLAYER{$login} = $pl	1517	$cf::PLAYER{$login} = $pl
1312	}	1518	}
1313	}	1519	}
1314	}	1520	}
1315		1521
…		…
1323		1529
1324	return if $pl->{deny_save};	1530	return if $pl->{deny_save};
1325		1531
1326	aio_mkdir playerdir $pl, 0770;	1532	aio_mkdir playerdir $pl, 0770;
1327	$pl->{last_save} = $cf::RUNTIME;	1533	$pl->{last_save} = $cf::RUNTIME;
		1534
		1535	cf::get_slot 0.01;
1328		1536
1329	$pl->save_pl ($path);	1537	$pl->save_pl ($path);
1330	cf::cede_to_tick;	1538	cf::cede_to_tick;
1331	}	1539	}
1332		1540
…		…
1364	my ($pl) = @_;	1572	my ($pl) = @_;
1365		1573
1366	my $name = $pl->ob->name;	1574	my $name = $pl->ob->name;
1367		1575
1368	$pl->{deny_save} = 1;	1576	$pl->{deny_save} = 1;
1369	$pl->password ("*"); # this should lock out the player until we nuked the dir	1577	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1370		1578
1371	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1579	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1372	$pl->deactivate;	1580	$pl->deactivate;
		1581	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1582	$pl->ob->check_score;
1373	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1583	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1374	$pl->ns->destroy if $pl->ns;	1584	$pl->ns->destroy if $pl->ns;
1375		1585
1376	my $path = playerdir $pl;	1586	my $path = playerdir $pl;
1377	my $temp = "$path~$cf::RUNTIME~deleting~";	1587	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1416		1626
1417	for my $login (@$dirs) {	1627	for my $login (@$dirs) {
1418	my $path = path $login;	1628	my $path = path $login;
1419		1629
1420	# a .pst is a dead give-away for a valid player	1630	# a .pst is a dead give-away for a valid player
1421	unless (-e "$path.pst") {	1631	# if no pst file found, open and chekc for blocked users
		1632	if (aio_stat "$path.pst") {
1422	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1633	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1423	aio_read $fh, 0, 512, my $buf, 0 or next;	1634	aio_read $fh, 0, 512, my $buf, 0 or next;
1424	$buf !~ /^password -------------$/m or next; # official not-valid tag	1635	$buf !~ /^password -------------$/m or next; # official not-valid tag
1425	}	1636	}
1426		1637
…		…
1457	}	1668	}
1458		1669
1459	\@paths	1670	\@paths
1460	}	1671	}
1461		1672
1462	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1673	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1463		1674
1464	Expand crossfire pod fragments into protocol xml.	1675	Expand deliantra pod fragments into protocol xml.
1465
1466	=cut
1467
1468	sub expand_cfpod {
1469	((my $self), (local $_)) = @_;
1470
1471	# escape & and <
1472	s/&/&amp;/g;
1473	s/(?<![BIUGHT])</&lt;/g;
1474
1475	# this is buggy, it needs to properly take care of nested <'s
1476
1477	1 while
1478	# replace B<>, I<>, U<> etc.
1479	s/B<([^\>]*)>/<b>$1<\/b>/
1480	|| s/I<([^\>]*)>/<i>$1<\/i>/
1481	|| s/U<([^\>]*)>/<u>$1<\/u>/
1482	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1483	# replace G<male|female> tags
1484	|| s{G<([^>|]*)\|([^>]*)>}{
1485	$self->gender ? $2 : $1
1486	}ge
1487	# replace H<hint text>
1488	|| s{H<([^\>]*)>}
1489	{
1490	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1491	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1492	"")
1493	[$self->{hintmode}]
1494	}ge;
1495
1496	# create single paragraphs (very hackish)
1497	s/(?<=\S)\n(?=\w)/ /g;
1498
1499	# compress some whitespace
1500	s/\s+\n/\n/g; # ws line-ends
1501	s/\n\n+/\n/g; # double lines
1502	s/^\n+//; # beginning lines
1503	s/\n+$//; # ending lines
1504
1505	$_
1506	}
1507
1508	sub hintmode {
1509	$_[0]{hintmode} = $_[1] if @_ > 1;
1510	$_[0]{hintmode}
1511	}
1512		1676
1513	=item $player->ext_reply ($msgid, @msg)	1677	=item $player->ext_reply ($msgid, @msg)
1514		1678
1515	Sends an ext reply to the player.	1679	Sends an ext reply to the player.
1516		1680
…		…
1583	our $MAX_RESET = 3600;	1747	our $MAX_RESET = 3600;
1584	our $DEFAULT_RESET = 3000;	1748	our $DEFAULT_RESET = 3000;
1585		1749
1586	sub generate_random_map {	1750	sub generate_random_map {
1587	my ($self, $rmp) = @_;	1751	my ($self, $rmp) = @_;
		1752
		1753	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1754
1588	# mit "rum" bekleckern, nicht	1755	# mit "rum" bekleckern, nicht
1589	$self->_create_random_map (	1756	$self->_create_random_map (
1590	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1757	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1591	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1758	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1592	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1759	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1714		1881
1715	# the temporary/swap location	1882	# the temporary/swap location
1716	sub save_path {	1883	sub save_path {
1717	my ($self) = @_;	1884	my ($self) = @_;
1718		1885
1719	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1886	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1720	"$TMPDIR/$path.map"	1887	"$TMPDIR/$path.map"
1721	}	1888	}
1722		1889
1723	# the unique path, undef == no special unique path	1890	# the unique path, undef == no special unique path
1724	sub uniq_path {	1891	sub uniq_path {
1725	my ($self) = @_;	1892	my ($self) = @_;
1726		1893
1727	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1894	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1728	"$UNIQUEDIR/$path"	1895	"$UNIQUEDIR/$path"
1729	}
1730
1731	# and all this just because we cannot iterate over
1732	# all maps in C++...
1733	sub change_all_map_light {
1734	my ($change) = @_;
1735
1736	$_->change_map_light ($change)
1737	for grep $_->outdoor, values %cf::MAP;
1738	}	1896	}
1739		1897
1740	sub decay_objects {	1898	sub decay_objects {
1741	my ($self) = @_;	1899	my ($self) = @_;
1742		1900
…		…
1755		1913
1756	sub load_header_from($) {	1914	sub load_header_from($) {
1757	my ($self, $path) = @_;	1915	my ($self, $path) = @_;
1758		1916
1759	utf8::encode $path;	1917	utf8::encode $path;
1760	#aio_open $path, O_RDONLY, 0	1918	my $f = new_from_file cf::object::thawer $path
1761	# or return;
1762
1763	$self->_load_header ($path)
1764	or return;	1919	or return;
		1920
		1921	$self->_load_header ($f)
		1922	or return;
		1923
		1924	local $MAP_LOADING{$self->{path}} = $self;
		1925	$f->resolve_delayed_derefs;
1765		1926
1766	$self->{load_path} = $path;	1927	$self->{load_path} = $path;
1767		1928
1768	1	1929	1
1769	}	1930	}
…		…
1823	sub find {	1984	sub find {
1824	my ($path, $origin) = @_;	1985	my ($path, $origin) = @_;
1825		1986
1826	$path = normalise $path, $origin && $origin->path;	1987	$path = normalise $path, $origin && $origin->path;
1827		1988
		1989	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1828	cf::lock_wait "map_find:$path";	1990	my $guard2 = cf::lock_acquire "map_find:$path";
1829		1991
1830	$cf::MAP{$path} || do {	1992	$cf::MAP{$path} || do {
1831	my $guard = cf::lock_acquire "map_find:$path";
1832	my $map = new_from_path cf::map $path	1993	my $map = new_from_path cf::map $path
1833	or return;	1994	or return;
1834		1995
1835	$map->{last_save} = $cf::RUNTIME;	1996	$map->{last_save} = $cf::RUNTIME;
1836		1997
…		…
1838	or return;	1999	or return;
1839		2000
1840	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2001	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1841	# doing this can freeze the server in a sync job, obviously	2002	# doing this can freeze the server in a sync job, obviously
1842	#$cf::WAIT_FOR_TICK->wait;	2003	#$cf::WAIT_FOR_TICK->wait;
		2004	undef $guard2;
		2005	undef $guard1;
1843	$map->reset;	2006	$map->reset;
1844	undef $guard;
1845	return find $path;	2007	return find $path;
1846	}	2008	}
1847		2009
1848	$cf::MAP{$path} = $map	2010	$cf::MAP{$path} = $map
1849	}	2011	}
…		…
1858	local $self->{deny_reset} = 1; # loading can take a long time	2020	local $self->{deny_reset} = 1; # loading can take a long time
1859		2021
1860	my $path = $self->{path};	2022	my $path = $self->{path};
1861		2023
1862	{	2024	{
1863	my $guard1 = cf::lock_acquire "map_data:$path";	2025	my $guard = cf::lock_acquire "map_data:$path";
1864	my $guard2 = cf::lock_acquire "map_load:$path";
1865		2026
		2027	return unless $self->valid;
1866	return if $self->in_memory != cf::MAP_SWAPPED;	2028	return unless $self->in_memory == cf::MAP_SWAPPED;
1867		2029
1868	$self->in_memory (cf::MAP_LOADING);	2030	$self->in_memory (cf::MAP_LOADING);
1869		2031
1870	$self->alloc;	2032	$self->alloc;
1871		2033
1872	$self->pre_load;	2034	$self->pre_load;
1873	cf::cede_to_tick;	2035	cf::cede_to_tick;
1874		2036
		2037	my $f = new_from_file cf::object::thawer $self->{load_path};
		2038	$f->skip_block;
1875	$self->_load_objects ($self->{load_path}, 1)	2039	$self->_load_objects ($f)
1876	or return;	2040	or return;
1877		2041
1878	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2042	$self->post_load_original
1879	if delete $self->{load_original};	2043	if delete $self->{load_original};
1880		2044
1881	if (my $uniq = $self->uniq_path) {	2045	if (my $uniq = $self->uniq_path) {
1882	utf8::encode $uniq;	2046	utf8::encode $uniq;
1883	if (aio_open $uniq, O_RDONLY, 0) {	2047	unless (aio_stat $uniq) {
		2048	if (my $f = new_from_file cf::object::thawer $uniq) {
1884	$self->clear_unique_items;	2049	$self->clear_unique_items;
1885	$self->_load_objects ($uniq, 0);	2050	$self->_load_objects ($f);
		2051	$f->resolve_delayed_derefs;
		2052	}
1886	}	2053	}
1887	}	2054	}
		2055
		2056	$f->resolve_delayed_derefs;
1888		2057
1889	cf::cede_to_tick;	2058	cf::cede_to_tick;
1890	# now do the right thing for maps	2059	# now do the right thing for maps
1891	$self->link_multipart_objects;	2060	$self->link_multipart_objects;
1892	$self->difficulty ($self->estimate_difficulty)	2061	$self->difficulty ($self->estimate_difficulty)
…		…
1896	unless ($self->{deny_activate}) {	2065	unless ($self->{deny_activate}) {
1897	$self->decay_objects;	2066	$self->decay_objects;
1898	$self->fix_auto_apply;	2067	$self->fix_auto_apply;
1899	$self->update_buttons;	2068	$self->update_buttons;
1900	cf::cede_to_tick;	2069	cf::cede_to_tick;
1901	$self->set_darkness_map;
1902	cf::cede_to_tick;
1903	$self->activate;	2070	$self->activate;
1904	}	2071	}
1905		2072
1906	$self->{last_save} = $cf::RUNTIME;	2073	$self->{last_save} = $cf::RUNTIME;
1907	$self->last_access ($cf::RUNTIME);	2074	$self->last_access ($cf::RUNTIME);
1908		2075
1909	$self->in_memory (cf::MAP_IN_MEMORY);	2076	$self->in_memory (cf::MAP_ACTIVE);
1910	}	2077	}
1911		2078
1912	$self->post_load;	2079	$self->post_load;
1913	}	2080	}
1914		2081
…		…
1972	my ($path, $origin, $load) = @_;	2139	my ($path, $origin, $load) = @_;
1973		2140
1974	$path = normalise $path, $origin && $origin->{path};	2141	$path = normalise $path, $origin && $origin->{path};
1975		2142
1976	if (my $map = $cf::MAP{$path}) {	2143	if (my $map = $cf::MAP{$path}) {
1977	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2144	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1978	}	2145	}
1979		2146
1980	$MAP_PREFETCH{$path} |= $load;	2147	$MAP_PREFETCH{$path} |= $load;
1981		2148
1982	$MAP_PREFETCHER ||= cf::async {	2149	$MAP_PREFETCHER ||= cf::async {
		2150	$Coro::current->{desc} = "map prefetcher";
		2151
1983	while (%MAP_PREFETCH) {	2152	while (%MAP_PREFETCH) {
1984	while (my ($k, $v) = each %MAP_PREFETCH) {	2153	while (my ($k, $v) = each %MAP_PREFETCH) {
1985	if (my $map = find $k) {	2154	if (my $map = find $k) {
1986	$map->load if $v;	2155	$map->load if $v;
1987	}	2156	}
…		…
2013	return if $self->{deny_save};	2182	return if $self->{deny_save};
2014		2183
2015	local $self->{last_access} = $self->last_access;#d#	2184	local $self->{last_access} = $self->last_access;#d#
2016		2185
2017	cf::async {	2186	cf::async {
		2187	$Coro::current->{desc} = "map player save";
2018	$_->contr->save for $self->players;	2188	$_->contr->save for $self->players;
2019	};	2189	};
		2190
		2191	cf::get_slot 0.02;
2020		2192
2021	if ($uniq) {	2193	if ($uniq) {
2022	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2194	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2023	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2195	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2024	} else {	2196	} else {
…		…
2033	$self->save;	2205	$self->save;
2034		2206
2035	my $lock = cf::lock_acquire "map_data:$self->{path}";	2207	my $lock = cf::lock_acquire "map_data:$self->{path}";
2036		2208
2037	return if $self->players;	2209	return if $self->players;
2038	return if $self->in_memory != cf::MAP_IN_MEMORY;	2210	return if $self->in_memory != cf::MAP_ACTIVE;
2039	return if $self->{deny_save};	2211	return if $self->{deny_save};
2040		2212
		2213	$self->in_memory (cf::MAP_SWAPPED);
		2214
		2215	$self->deactivate;
		2216	$_->clear_links_to ($self) for values %cf::MAP;
2041	$self->clear;	2217	$self->clear;
2042	$self->in_memory (cf::MAP_SWAPPED);
2043	}	2218	}
2044		2219
2045	sub reset_at {	2220	sub reset_at {
2046	my ($self) = @_;	2221	my ($self) = @_;
2047		2222
…		…
2065		2240
2066	my $lock = cf::lock_acquire "map_data:$self->{path}";	2241	my $lock = cf::lock_acquire "map_data:$self->{path}";
2067		2242
2068	return if $self->players;	2243	return if $self->players;
2069		2244
2070	warn "resetting map ", $self->path;	2245	warn "resetting map ", $self->path, "\n";
2071		2246
2072	$self->in_memory (cf::MAP_SWAPPED);	2247	$self->in_memory (cf::MAP_SWAPPED);
2073		2248
2074	# need to save uniques path	2249	# need to save uniques path
2075	unless ($self->{deny_save}) {	2250	unless ($self->{deny_save}) {
…		…
2079	if $uniq;	2254	if $uniq;
2080	}	2255	}
2081		2256
2082	delete $cf::MAP{$self->path};	2257	delete $cf::MAP{$self->path};
2083		2258
		2259	$self->deactivate;
		2260	$_->clear_links_to ($self) for values %cf::MAP;
2084	$self->clear;	2261	$self->clear;
2085
2086	$_->clear_links_to ($self) for values %cf::MAP;
2087		2262
2088	$self->unlink_save;	2263	$self->unlink_save;
2089	$self->destroy;	2264	$self->destroy;
2090	}	2265	}
2091		2266
…		…
2158		2333
2159	sub unique_maps() {	2334	sub unique_maps() {
2160	[	2335	[
2161	map {	2336	map {
2162	utf8::decode $_;	2337	utf8::decode $_;
2163	/\.map$/	2338	s/\.map$//; # TODO future compatibility hack
		2339	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2340	? ()
2164	? normalise $_	2341	: normalise $_
2165	: ()
2166	} @{ aio_readdir $UNIQUEDIR or [] }	2342	} @{ aio_readdir $UNIQUEDIR or [] }
2167	]	2343	]
2168	}	2344	}
2169		2345
2170	package cf;	2346	=item cf::map::static_maps
		2347
		2348	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2349	file in the shared directory excluding F</styles> and F</editor>). May
		2350	block.
		2351
		2352	=cut
		2353
		2354	sub static_maps() {
		2355	my @dirs = "";
		2356	my @maps;
		2357
		2358	while (@dirs) {
		2359	my $dir = shift @dirs;
		2360
		2361	next if $dir eq "/styles" || $dir eq "/editor";
		2362
		2363	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2364	or return;
		2365
		2366	for (@$files) {
		2367	s/\.map$// or next;
		2368	utf8::decode $_;
		2369	push @maps, "$dir/$_";
		2370	}
		2371
		2372	push @dirs, map "$dir/$_", @$dirs;
		2373	}
		2374
		2375	\@maps
		2376	}
2171		2377
2172	=back	2378	=back
2173		2379
2174	=head3 cf::object	2380	=head3 cf::object
2175		2381
…		…
2179		2385
2180	=over 4	2386	=over 4
2181		2387
2182	=item $ob->inv_recursive	2388	=item $ob->inv_recursive
2183		2389
2184	Returns the inventory of the object _and_ their inventories, recursively.	2390	Returns the inventory of the object I<and> their inventories, recursively,
		2391	but I<not> the object itself.
2185		2392
2186	=cut	2393	=cut
2187		2394
2188	sub inv_recursive_;	2395	sub inv_recursive_;
2189	sub inv_recursive_ {	2396	sub inv_recursive_ {
…		…
2192		2399
2193	sub inv_recursive {	2400	sub inv_recursive {
2194	inv_recursive_ inv $_[0]	2401	inv_recursive_ inv $_[0]
2195	}	2402	}
2196		2403
		2404	=item $ref = $ob->ref
		2405
		2406	Creates and returns a persistent reference to an object that can be stored as a string.
		2407
		2408	=item $ob = cf::object::deref ($refstring)
		2409
		2410	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2411	even if the object actually exists. May block.
		2412
		2413	=cut
		2414
		2415	sub deref {
		2416	my ($ref) = @_;
		2417
		2418	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2419	my ($uuid, $name) = ($1, $2);
		2420	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2421	or return;
		2422	$pl->ob->uuid eq $uuid
		2423	or return;
		2424
		2425	$pl->ob
		2426	} else {
		2427	warn "$ref: cannot resolve object reference\n";
		2428	undef
		2429	}
		2430	}
		2431
2197	package cf;	2432	package cf;
2198		2433
2199	=back	2434	=back
2200		2435
2201	=head3 cf::object::player	2436	=head3 cf::object::player
…		…
2207	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2442	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2208	can be C<undef>. Does the right thing when the player is currently in a	2443	can be C<undef>. Does the right thing when the player is currently in a
2209	dialogue with the given NPC character.	2444	dialogue with the given NPC character.
2210		2445
2211	=cut	2446	=cut
		2447
		2448	our $SAY_CHANNEL = {
		2449	id => "say",
		2450	title => "Map",
		2451	reply => "say ",
		2452	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2453	};
		2454
		2455	our $CHAT_CHANNEL = {
		2456	id => "chat",
		2457	title => "Chat",
		2458	reply => "chat ",
		2459	tooltip => "Player chat and shouts, global to the server.",
		2460	};
2212		2461
2213	# rough implementation of a future "reply" method that works	2462	# rough implementation of a future "reply" method that works
2214	# with dialog boxes.	2463	# with dialog boxes.
2215	#TODO: the first argument must go, split into a $npc->reply_to ( method	2464	#TODO: the first argument must go, split into a $npc->reply_to ( method
2216	sub cf::object::player::reply($$$;$) {	2465	sub cf::object::player::reply($$$;$) {
…		…
2228	my $dialog = $pl->{npc_dialog};	2477	my $dialog = $pl->{npc_dialog};
2229	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2478	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2230		2479
2231	} else {	2480	} else {
2232	$msg = $npc->name . " says: $msg" if $npc;	2481	$msg = $npc->name . " says: $msg" if $npc;
2233	$self->message ($msg, $flags);	2482	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2234	}	2483	}
2235	}	2484	}
2236	}	2485	}
2237		2486
2238	=item $object->send_msg ($channel, $msg, $color, [extra...])	2487	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2263		2512
2264	=item $player_object->enter_link	2513	=item $player_object->enter_link
2265		2514
2266	Freezes the player and moves him/her to a special map (C<{link}>).	2515	Freezes the player and moves him/her to a special map (C<{link}>).
2267		2516
2268	The player should be reasonably safe there for short amounts of time. You	2517	The player should be reasonably safe there for short amounts of time (e.g.
2269	I<MUST> call C<leave_link> as soon as possible, though.	2518	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2519	though, as the palyer cannot control the character while it is on the link
		2520	map.
2270		2521
2271	Will never block.	2522	Will never block.
2272		2523
2273	=item $player_object->leave_link ($map, $x, $y)	2524	=item $player_object->leave_link ($map, $x, $y)
2274		2525
…		…
2332		2583
2333	$map->load;	2584	$map->load;
2334	$map->load_neighbours;	2585	$map->load_neighbours;
2335		2586
2336	return unless $self->contr->active;	2587	return unless $self->contr->active;
2337	$self->activate_recursive;
2338		2588
2339	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2589	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2340	$self->enter_map ($map, $x, $y);	2590	$self->enter_map ($map, $x, $y);
		2591
		2592	# only activate afterwards, to support waiting in hooks
		2593	$self->activate_recursive;
2341	}	2594	}
2342		2595
2343	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2596	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2344		2597
2345	Moves the player to the given map-path and coordinates by first freezing	2598	Moves the player to the given map-path and coordinates by first freezing
2346	her, loading and preparing them map, calling the provided $check callback	2599	her, loading and preparing them map, calling the provided $check callback
2347	that has to return the map if sucecssful, and then unfreezes the player on	2600	that has to return the map if sucecssful, and then unfreezes the player on
2348	the new (success) or old (failed) map position. In either case, $done will	2601	the new (success) or old (failed) map position. In either case, $done will
2349	be called at the end of this process.	2602	be called at the end of this process.
2350		2603
		2604	Note that $check will be called with a potentially non-loaded map, so if
		2605	it needs a loaded map it has to call C<< ->load >>.
		2606
2351	=cut	2607	=cut
2352		2608
2353	our $GOTOGEN;	2609	our $GOTOGEN;
2354		2610
2355	sub cf::object::player::goto {	2611	sub cf::object::player::goto {
…		…
2359	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2615	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2360		2616
2361	$self->enter_link;	2617	$self->enter_link;
2362		2618
2363	(async {	2619	(async {
		2620	$Coro::current->{desc} = "player::goto $path $x $y";
		2621
		2622	# *tag paths override both path and x|y
		2623	if ($path =~ /^\*(.*)$/) {
		2624	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2625	my $ob = $obs[rand @obs];
		2626
		2627	# see if we actually can go there
		2628	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2629	$ob = $obs[rand @obs];
		2630	} else {
		2631	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2632	}
		2633	# else put us there anyways for now #d#
		2634
		2635	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2636	} else {
		2637	($path, $x, $y) = (undef, undef, undef);
		2638	}
		2639	}
		2640
2364	my $map = eval {	2641	my $map = eval {
2365	my $map = cf::map::find $path;	2642	my $map = defined $path ? cf::map::find $path : undef;
2366		2643
2367	if ($map) {	2644	if ($map) {
2368	$map = $map->customise_for ($self);	2645	$map = $map->customise_for ($self);
2369	$map = $check->($map) if $check && $map;	2646	$map = $check->($map) if $check && $map;
2370	} else {	2647	} else {
2371	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2648	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2372	}	2649	}
2373		2650
2374	$map	2651	$map
2375	};	2652	};
2376		2653
…		…
2412	}	2689	}
2413		2690
2414	sub prepare_random_map {	2691	sub prepare_random_map {
2415	my ($exit) = @_;	2692	my ($exit) = @_;
2416		2693
2417	my $guard = cf::lock_acquire "exit_prepare:$exit";
2418
2419	# all this does is basically replace the /! path by	2694	# all this does is basically replace the /! path by
2420	# a new random map path (?random/...) with a seed	2695	# a new random map path (?random/...) with a seed
2421	# that depends on the exit object	2696	# that depends on the exit object
2422		2697
2423	my $rmp = parse_random_map_params $exit->msg;	2698	my $rmp = parse_random_map_params $exit->msg;
…		…
2425	if ($exit->map) {	2700	if ($exit->map) {
2426	$rmp->{region} = $exit->region->name;	2701	$rmp->{region} = $exit->region->name;
2427	$rmp->{origin_map} = $exit->map->path;	2702	$rmp->{origin_map} = $exit->map->path;
2428	$rmp->{origin_x} = $exit->x;	2703	$rmp->{origin_x} = $exit->x;
2429	$rmp->{origin_y} = $exit->y;	2704	$rmp->{origin_y} = $exit->y;
		2705
		2706	$exit->map->touch;
2430	}	2707	}
2431		2708
2432	$rmp->{random_seed} ||= $exit->random_seed;	2709	$rmp->{random_seed} ||= $exit->random_seed;
2433		2710
2434	my $data = cf::to_json $rmp;	2711	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2435	my $md5 = Digest::MD5::md5_hex $data;	2712	my $md5 = Digest::MD5::md5_hex $data;
2436	my $meta = "$RANDOMDIR/$md5.meta";	2713	my $meta = "$RANDOMDIR/$md5.meta";
2437		2714
2438	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2715	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2439	aio_write $fh, 0, (length $data), $data, 0;	2716	aio_write $fh, 0, (length $data), $data, 0;
2440	undef $fh;	2717	undef $fh;
2441	aio_rename "$meta~", $meta;	2718	aio_rename "$meta~", $meta;
2442		2719
		2720	my $slaying = "?random/$md5";
		2721
		2722	if ($exit->valid) {
2443	$exit->slaying ("?random/$md5");	2723	$exit->slaying ("?random/$md5");
2444	$exit->msg (undef);	2724	$exit->msg (undef);
		2725	}
2445	}	2726	}
2446	}	2727	}
2447		2728
2448	sub cf::object::player::enter_exit {	2729	sub cf::object::player::enter_exit {
2449	my ($self, $exit) = @_;	2730	my ($self, $exit) = @_;
2450		2731
2451	return unless $self->type == cf::PLAYER;	2732	return unless $self->type == cf::PLAYER;
2452		2733
2453	if ($exit->slaying eq "/!") {
2454	#TODO: this should de-fi-ni-te-ly not be a sync-job
2455	# the problem is that $exit might not survive long enough
2456	# so it needs to be done right now, right here
2457	cf::sync_job { prepare_random_map $exit };
2458	}
2459
2460	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2461	my $hp = $exit->stats->hp;
2462	my $sp = $exit->stats->sp;
2463
2464	$self->enter_link;	2734	$self->enter_link;
2465		2735
2466	# if exit is damned, update players death & WoR home-position
2467	$self->contr->savebed ($slaying, $hp, $sp)
2468	if $exit->flag (FLAG_DAMNED);
2469
2470	(async {	2736	(async {
2471	$self->deactivate_recursive; # just to be sure	2737	$Coro::current->{desc} = "enter_exit";
		2738
2472	unless (eval {	2739	unless (eval {
		2740	$self->deactivate_recursive; # just to be sure
		2741
		2742	# random map handling
		2743	{
		2744	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2745
		2746	prepare_random_map $exit
		2747	if $exit->slaying eq "/!";
		2748	}
		2749
		2750	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2751	my $x = $exit->stats->hp;
		2752	my $y = $exit->stats->sp;
		2753
2473	$self->goto ($slaying, $hp, $sp);	2754	$self->goto ($map, $x, $y);
2474		2755
		2756	# if exit is damned, update players death & WoR home-position
		2757	$self->contr->savebed ($map, $x, $y)
		2758	if $exit->flag (cf::FLAG_DAMNED);
		2759
2475	1;	2760	1
2476	}) {	2761	}) {
2477	$self->message ("Something went wrong deep within the crossfire server. "	2762	$self->message ("Something went wrong deep within the deliantra server. "
2478	. "I'll try to bring you back to the map you were before. "	2763	. "I'll try to bring you back to the map you were before. "
2479	. "Please report this to the dungeon master!",	2764	. "Please report this to the dungeon master!",
2480	cf::NDI_UNIQUE | cf::NDI_RED);	2765	cf::NDI_UNIQUE | cf::NDI_RED);
2481		2766
2482	warn "ERROR in enter_exit: $@";	2767	warn "ERROR in enter_exit: $@";
…		…
2510	the message, with C<log> being the default. If C<$color> is negative, suppress	2795	the message, with C<log> being the default. If C<$color> is negative, suppress
2511	the message unless the client supports the msg packet.	2796	the message unless the client supports the msg packet.
2512		2797
2513	=cut	2798	=cut
2514		2799
		2800	# non-persistent channels (usually the info channel)
2515	our %CHANNEL = (	2801	our %CHANNEL = (
		2802	"c/motd" => {
		2803	id => "infobox",
		2804	title => "MOTD",
		2805	reply => undef,
		2806	tooltip => "The message of the day",
		2807	},
2516	"c/identify" => {	2808	"c/identify" => {
2517	id => "identify",	2809	id => "infobox",
2518	title => "Identify",	2810	title => "Identify",
2519	reply => undef,	2811	reply => undef,
2520	tooltip => "Items recently identified",	2812	tooltip => "Items recently identified",
2521	},	2813	},
2522	"c/examine" => {	2814	"c/examine" => {
2523	id => "examine",	2815	id => "infobox",
2524	title => "Examine",	2816	title => "Examine",
2525	reply => undef,	2817	reply => undef,
2526	tooltip => "Signs and other items you examined",	2818	tooltip => "Signs and other items you examined",
2527	},	2819	},
		2820	"c/shopinfo" => {
		2821	id => "infobox",
		2822	title => "Shop Info",
		2823	reply => undef,
		2824	tooltip => "What your bargaining skill tells you about the shop",
		2825	},
		2826	"c/book" => {
		2827	id => "infobox",
		2828	title => "Book",
		2829	reply => undef,
		2830	tooltip => "The contents of a note or book",
		2831	},
		2832	"c/lookat" => {
		2833	id => "infobox",
		2834	title => "Look",
		2835	reply => undef,
		2836	tooltip => "What you saw there",
		2837	},
		2838	"c/who" => {
		2839	id => "infobox",
		2840	title => "Players",
		2841	reply => undef,
		2842	tooltip => "Shows players who are currently online",
		2843	},
		2844	"c/body" => {
		2845	id => "infobox",
		2846	title => "Body Parts",
		2847	reply => undef,
		2848	tooltip => "Shows which body parts you posess and are available",
		2849	},
		2850	"c/statistics" => {
		2851	id => "infobox",
		2852	title => "Statistics",
		2853	reply => undef,
		2854	tooltip => "Shows your primary statistics",
		2855	},
		2856	"c/skills" => {
		2857	id => "infobox",
		2858	title => "Skills",
		2859	reply => undef,
		2860	tooltip => "Shows your experience per skill and item power",
		2861	},
		2862	"c/shopitems" => {
		2863	id => "infobox",
		2864	title => "Shop Items",
		2865	reply => undef,
		2866	tooltip => "Shows the items currently for sale in this shop",
		2867	},
		2868	"c/resistances" => {
		2869	id => "infobox",
		2870	title => "Resistances",
		2871	reply => undef,
		2872	tooltip => "Shows your resistances",
		2873	},
		2874	"c/pets" => {
		2875	id => "infobox",
		2876	title => "Pets",
		2877	reply => undef,
		2878	tooltip => "Shows information abotu your pets/a specific pet",
		2879	},
		2880	"c/perceiveself" => {
		2881	id => "infobox",
		2882	title => "Perceive Self",
		2883	reply => undef,
		2884	tooltip => "You gained detailed knowledge about yourself",
		2885	},
		2886	"c/uptime" => {
		2887	id => "infobox",
		2888	title => "Uptime",
		2889	reply => undef,
		2890	tooltip => "How long the server has been running since last restart",
		2891	},
		2892	"c/mapinfo" => {
		2893	id => "infobox",
		2894	title => "Map Info",
		2895	reply => undef,
		2896	tooltip => "Information related to the maps",
		2897	},
		2898	"c/party" => {
		2899	id => "party",
		2900	title => "Party",
		2901	reply => "gsay ",
		2902	tooltip => "Messages and chat related to your party",
		2903	},
		2904	"c/death" => {
		2905	id => "death",
		2906	title => "Death",
		2907	reply => undef,
		2908	tooltip => "Reason for and more info about your most recent death",
		2909	},
		2910	"c/say" => $SAY_CHANNEL,
		2911	"c/chat" => $CHAT_CHANNEL,
2528	);	2912	);
2529		2913
2530	sub cf::client::send_msg {	2914	sub cf::client::send_msg {
2531	my ($self, $channel, $msg, $color, @extra) = @_;	2915	my ($self, $channel, $msg, $color, @extra) = @_;
2532		2916
2533	$msg = $self->pl->expand_cfpod ($msg);	2917	$msg = $self->pl->expand_cfpod ($msg)
		2918	unless $color & cf::NDI_VERBATIM;
2534		2919
2535	$color &= cf::NDI_CLIENT_MASK; # just in case...	2920	$color &= cf::NDI_CLIENT_MASK; # just in case...
2536		2921
2537	# check predefined channels, for the benefit of C	2922	# check predefined channels, for the benefit of C
2538	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	2923	if ($CHANNEL{$channel}) {
		2924	$channel = $CHANNEL{$channel};
2539		2925
		2926	$self->ext_msg (channel_info => $channel);
		2927	$channel = $channel->{id};
		2928
2540	if (ref $channel) {	2929	} elsif (ref $channel) {
2541	# send meta info to client, if not yet sent	2930	# send meta info to client, if not yet sent
2542	unless (exists $self->{channel}{$channel->{id}}) {	2931	unless (exists $self->{channel}{$channel->{id}}) {
2543	$self->{channel}{$channel->{id}} = $channel;	2932	$self->{channel}{$channel->{id}} = $channel;
2544	$self->ext_msg (channel_info => $channel)	2933	$self->ext_msg (channel_info => $channel);
2545	if $self->can_msg;
2546	}	2934	}
2547		2935
2548	$channel = $channel->{id};	2936	$channel = $channel->{id};
2549	}	2937	}
2550		2938
2551	return unless @extra || length $msg;	2939	return unless @extra || length $msg;
2552		2940
2553	if ($self->can_msg) {
2554	# default colour, mask it out	2941	# default colour, mask it out
2555	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2942	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2556	if $color & cf::NDI_DEF;	2943	if $color & cf::NDI_DEF;
2557		2944
2558	$self->send_packet ("msg " . $self->{json_coder}->encode (	2945	my $pkt = "msg "
		2946	. $self->{json_coder}->encode (
2559	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2947	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2560	} else {	2948	);
2561	if ($color >= 0) {
2562	# replace some tags by gcfclient-compatible ones
2563	for ($msg) {
2564	1 while
2565	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2566	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2567	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2568	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2569	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2570	}
2571		2949
2572	$color &= cf::NDI_COLOR_MASK;	2950	# try lzf for large packets
		2951	$pkt = "lzf " . Compress::LZF::compress $pkt
		2952	if 1024 <= length $pkt and $self->{can_lzf};
2573		2953
2574	utf8::encode $msg;	2954	# split very large packets
2575		2955	if (8192 < length $pkt and $self->{can_lzf}) {
2576	if (0 && $msg =~ /\[/) {	2956	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2577	# COMMAND/INFO	2957	$pkt = "frag";
2578	$self->send_packet ("drawextinfo $color 10 8 $msg")
2579	} else {
2580	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2581	$self->send_packet ("drawinfo $color $msg")
2582	}
2583	}
2584	}	2958	}
		2959
		2960	$self->send_packet ($pkt);
2585	}	2961	}
2586		2962
2587	=item $client->ext_msg ($type, @msg)	2963	=item $client->ext_msg ($type, @msg)
2588		2964
2589	Sends an ext event to the client.	2965	Sends an ext event to the client.
…		…
2762	=pod	3138	=pod
2763		3139
2764	The following functions and methods are available within a safe environment:	3140	The following functions and methods are available within a safe environment:
2765		3141
2766	cf::object	3142	cf::object
2767	contr pay_amount pay_player map x y force_find force_add	3143	contr pay_amount pay_player map x y force_find force_add destroy
2768	insert remove name archname title slaying race decrease_ob_nr	3144	insert remove name archname title slaying race decrease split
		3145	value
2769		3146
2770	cf::object::player	3147	cf::object::player
2771	player	3148	player
2772		3149
2773	cf::player	3150	cf::player
…		…
2778		3155
2779	=cut	3156	=cut
2780		3157
2781	for (	3158	for (
2782	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3159	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2783	insert remove inv name archname title slaying race	3160	insert remove inv nrof name archname title slaying race
2784	decrease_ob_nr)],	3161	decrease split destroy change_exp value msg lore send_msg)],
2785	["cf::object::player" => qw(player)],	3162	["cf::object::player" => qw(player)],
2786	["cf::player" => qw(peaceful)],	3163	["cf::player" => qw(peaceful send_msg)],
2787	["cf::map" => qw(trigger)],	3164	["cf::map" => qw(trigger)],
2788	) {	3165	) {
2789	no strict 'refs';	3166	no strict 'refs';
2790	my ($pkg, @funs) = @$_;	3167	my ($pkg, @funs) = @$_;
2791	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3168	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2808	my ($code, %vars) = @_;	3185	my ($code, %vars) = @_;
2809		3186
2810	my $qcode = $code;	3187	my $qcode = $code;
2811	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3188	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2812	$qcode =~ s/\n/\\n/g;	3189	$qcode =~ s/\n/\\n/g;
		3190
		3191	%vars = (_dummy => 0) unless %vars;
2813		3192
2814	local $_;	3193	local $_;
2815	local @safe::cf::_safe_eval_args = values %vars;	3194	local @safe::cf::_safe_eval_args = values %vars;
2816		3195
2817	my $eval =	3196	my $eval =
…		…
2894	{	3273	{
2895	my $faces = $facedata->{faceinfo};	3274	my $faces = $facedata->{faceinfo};
2896		3275
2897	while (my ($face, $info) = each %$faces) {	3276	while (my ($face, $info) = each %$faces) {
2898	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3277	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3278
2899	cf::face::set_visibility $idx, $info->{visibility};	3279	cf::face::set_visibility $idx, $info->{visibility};
2900	cf::face::set_magicmap $idx, $info->{magicmap};	3280	cf::face::set_magicmap $idx, $info->{magicmap};
2901	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3281	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2902	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3282	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2903		3283
2904	cf::cede_to_tick;	3284	cf::cede_to_tick;
2905	}	3285	}
2906		3286
2907	while (my ($face, $info) = each %$faces) {	3287	while (my ($face, $info) = each %$faces) {
2908	next unless $info->{smooth};	3288	next unless $info->{smooth};
		3289
2909	my $idx = cf::face::find $face	3290	my $idx = cf::face::find $face
2910	or next;	3291	or next;
		3292
2911	if (my $smooth = cf::face::find $info->{smooth}) {	3293	if (my $smooth = cf::face::find $info->{smooth}) {
2912	cf::face::set_smooth $idx, $smooth;	3294	cf::face::set_smooth $idx, $smooth;
2913	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3295	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2914	} else {	3296	} else {
2915	warn "smooth face '$info->{smooth}' not found for face '$face'";	3297	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2933	{	3315	{
2934	# TODO: for gcfclient pleasure, we should give resources	3316	# TODO: for gcfclient pleasure, we should give resources
2935	# that gcfclient doesn't grok a >10000 face index.	3317	# that gcfclient doesn't grok a >10000 face index.
2936	my $res = $facedata->{resource};	3318	my $res = $facedata->{resource};
2937		3319
2938	my $soundconf = delete $res->{"res/sound.conf"};
2939
2940	while (my ($name, $info) = each %$res) {	3320	while (my ($name, $info) = each %$res) {
		3321	if (defined $info->{type}) {
2941	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3322	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2942	my $data;	3323	my $data;
2943		3324
2944	if ($info->{type} & 1) {	3325	if ($info->{type} & 1) {
2945	# prepend meta info	3326	# prepend meta info
2946		3327
2947	my $meta = $enc->encode ({	3328	my $meta = $enc->encode ({
2948	name => $name,	3329	name => $name,
2949	%{ $info->{meta} || {} },	3330	%{ $info->{meta} || {} },
2950	});	3331	});
2951		3332
2952	$data = pack "(w/a*)*", $meta, $info->{data};	3333	$data = pack "(w/a*)*", $meta, $info->{data};
		3334	} else {
		3335	$data = $info->{data};
		3336	}
		3337
		3338	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3339	cf::face::set_type $idx, $info->{type};
2953	} else {	3340	} else {
2954	$data = $info->{data};	3341	$RESOURCE{$name} = $info;
2955	}	3342	}
2956		3343
2957	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2958	cf::face::set_type $idx, $info->{type};
2959
2960	cf::cede_to_tick;	3344	cf::cede_to_tick;
2961	}	3345	}
2962
2963	if ($soundconf) {
2964	$soundconf = $enc->decode (delete $soundconf->{data});
2965
2966	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2967	my $sound = $soundconf->{compat}[$_]
2968	or next;
2969
2970	my $face = cf::face::find "sound/$sound->[1]";
2971	cf::sound::set $sound->[0] => $face;
2972	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2973	}
2974
2975	while (my ($k, $v) = each %{$soundconf->{event}}) {
2976	my $face = cf::face::find "sound/$v";
2977	cf::sound::set $k => $face;
2978	}
2979	}
2980	}	3346	}
		3347
		3348	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2981		3349
2982	1	3350	1
2983	}	3351	}
		3352
		3353	cf::global->attach (on_resource_update => sub {
		3354	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3355	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3356
		3357	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3358	my $sound = $soundconf->{compat}[$_]
		3359	or next;
		3360
		3361	my $face = cf::face::find "sound/$sound->[1]";
		3362	cf::sound::set $sound->[0] => $face;
		3363	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3364	}
		3365
		3366	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3367	my $face = cf::face::find "sound/$v";
		3368	cf::sound::set $k => $face;
		3369	}
		3370	}
		3371	});
2984		3372
2985	register_exticmd fx_want => sub {	3373	register_exticmd fx_want => sub {
2986	my ($ns, $want) = @_;	3374	my ($ns, $want) = @_;
2987		3375
2988	while (my ($k, $v) = each %$want) {	3376	while (my ($k, $v) = each %$want) {
2989	$ns->fx_want ($k, $v);	3377	$ns->fx_want ($k, $v);
2990	}	3378	}
2991	};	3379	};
		3380
		3381	sub load_resource_file($) {
		3382	my $guard = lock_acquire "load_resource_file";
		3383
		3384	my $status = load_resource_file_ $_[0];
		3385	get_slot 0.1, 100;
		3386	cf::arch::commit_load;
		3387
		3388	$status
		3389	}
2992		3390
2993	sub reload_regions {	3391	sub reload_regions {
2994	# HACK to clear player env face cache, we need some signal framework	3392	# HACK to clear player env face cache, we need some signal framework
2995	# for this (global event?)	3393	# for this (global event?)
2996	%ext::player_env::MUSIC_FACE_CACHE = ();	3394	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3010	}	3408	}
3011		3409
3012	sub reload_archetypes {	3410	sub reload_archetypes {
3013	load_resource_file "$DATADIR/archetypes"	3411	load_resource_file "$DATADIR/archetypes"
3014	or die "unable to load archetypes\n";	3412	or die "unable to load archetypes\n";
3015	#d# NEED to laod twice to resolve forward references
3016	# this really needs to be done in an extra post-pass
3017	# (which needs to be synchronous, so solve it differently)
3018	load_resource_file "$DATADIR/archetypes"
3019	or die "unable to load archetypes\n";
3020	}	3413	}
3021		3414
3022	sub reload_treasures {	3415	sub reload_treasures {
3023	load_resource_file "$DATADIR/treasures"	3416	load_resource_file "$DATADIR/treasures"
3024	or die "unable to load treasurelists\n";	3417	or die "unable to load treasurelists\n";
3025	}	3418	}
3026		3419
3027	sub reload_resources {	3420	sub reload_resources {
3028	warn "reloading resource files...\n";	3421	warn "reloading resource files...\n";
3029		3422
		3423	reload_facedata;
		3424	reload_archetypes;
3030	reload_regions;	3425	reload_regions;
3031	reload_facedata;
3032	#reload_archetypes;#d#
3033	reload_archetypes;
3034	reload_treasures;	3426	reload_treasures;
3035		3427
3036	warn "finished reloading resource files\n";	3428	warn "finished reloading resource files\n";
3037	}	3429	}
3038		3430
3039	sub init {
3040	reload_resources;
3041	}
3042
3043	sub reload_config {	3431	sub reload_config {
		3432	warn "reloading config file...\n";
		3433
3044	open my $fh, "<:utf8", "$CONFDIR/config"	3434	open my $fh, "<:utf8", "$CONFDIR/config"
3045	or return;	3435	or return;
3046		3436
3047	local $/;	3437	local $/;
3048	*CFG = YAML::Syck::Load <$fh>;	3438	*CFG = YAML::XS::Load scalar <$fh>;
3049		3439
3050	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3440	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3051		3441
3052	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3442	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3053	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3443	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3057	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3447	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3058	and die "WARNING: m(un)lockall failed: $!\n";	3448	and die "WARNING: m(un)lockall failed: $!\n";
3059	};	3449	};
3060	warn $@ if $@;	3450	warn $@ if $@;
3061	}	3451	}
		3452
		3453	warn "finished reloading resource files\n";
		3454	}
		3455
		3456	sub pidfile() {
		3457	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3458	or die "$PIDFILE: $!";
		3459	flock $fh, &Fcntl::LOCK_EX
		3460	or die "$PIDFILE: flock: $!";
		3461	$fh
		3462	}
		3463
		3464	# make sure only one server instance is running at any one time
		3465	sub atomic {
		3466	my $fh = pidfile;
		3467
		3468	my $pid = <$fh>;
		3469	kill 9, $pid if $pid > 0;
		3470
		3471	seek $fh, 0, 0;
		3472	print $fh $$;
		3473	}
		3474
		3475	sub main_loop {
		3476	warn "EV::loop starting\n";
		3477	if (1) {
		3478	EV::loop;
		3479	}
		3480	warn "EV::loop returned\n";
		3481	goto &main_loop unless $REALLY_UNLOOP;
3062	}	3482	}
3063		3483
3064	sub main {	3484	sub main {
		3485	cf::init_globals; # initialise logging
		3486
		3487	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3488	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3489	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3490	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3491
		3492	cf::init_experience;
		3493	cf::init_anim;
		3494	cf::init_attackmess;
		3495	cf::init_dynamic;
		3496
		3497	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3498
3065	# we must not ever block the main coroutine	3499	# we must not ever block the main coroutine
3066	local $Coro::idle = sub {	3500	local $Coro::idle = sub {
3067	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3501	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3068	(async {	3502	(async {
3069	Event::one_event;	3503	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3504	EV::loop EV::LOOP_ONESHOT;
3070	})->prio (Coro::PRIO_MAX);	3505	})->prio (Coro::PRIO_MAX);
3071	};	3506	};
3072		3507
		3508	evthread_start IO::AIO::poll_fileno;
		3509
		3510	cf::sync_job {
		3511	reload_resources;
3073	reload_config;	3512	reload_config;
3074	db_init;	3513	db_init;
		3514
		3515	cf::load_settings;
		3516	cf::load_materials;
		3517	cf::init_uuid;
		3518	cf::init_signals;
		3519	cf::init_commands;
		3520	cf::init_skills;
		3521
		3522	cf::init_beforeplay;
		3523
		3524	atomic;
		3525
3075	load_extensions;	3526	load_extensions;
3076		3527
3077	$TICK_WATCHER->start;	3528	utime time, time, $RUNTIMEFILE;
3078	Event::loop;	3529
		3530	# no (long-running) fork's whatsoever before this point(!)
		3531	use POSIX ();
		3532	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3533
		3534	(pop @POST_INIT)->(0) while @POST_INIT;
		3535	};
		3536
		3537	main_loop;
3079	}	3538	}
3080		3539
3081	#############################################################################	3540	#############################################################################
3082	# initialisation and cleanup	3541	# initialisation and cleanup
3083		3542
3084	# install some emergency cleanup handlers	3543	# install some emergency cleanup handlers
3085	BEGIN {	3544	BEGIN {
		3545	our %SIGWATCHER = ();
3086	for my $signal (qw(INT HUP TERM)) {	3546	for my $signal (qw(INT HUP TERM)) {
3087	Event->signal (	3547	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3088	reentrant => 0,
3089	data => WF_AUTOCANCEL,
3090	signal => $signal,
3091	prio => 0,
3092	cb => sub {
3093	cf::cleanup "SIG$signal";	3548	cf::cleanup "SIG$signal";
3094	},
3095	);	3549	};
3096	}	3550	}
3097	}	3551	}
3098		3552
3099	sub write_runtime {	3553	sub write_runtime_sync {
3100	my $runtime = "$LOCALDIR/runtime";
3101
3102	# first touch the runtime file to show we are still running:	3554	# first touch the runtime file to show we are still running:
3103	# the fsync below can take a very very long time.	3555	# the fsync below can take a very very long time.
3104		3556
3105	IO::AIO::aio_utime $runtime, undef, undef;	3557	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3106		3558
3107	my $guard = cf::lock_acquire "write_runtime";	3559	my $guard = cf::lock_acquire "write_runtime";
3108		3560
3109	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3561	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3110	or return;	3562	or return;
3111		3563
3112	my $value = $cf::RUNTIME + 90 + 10;	3564	my $value = $cf::RUNTIME + 90 + 10;
3113	# 10 is the runtime save interval, for a monotonic clock	3565	# 10 is the runtime save interval, for a monotonic clock
3114	# 60 allows for the watchdog to kill the server.	3566	# 60 allows for the watchdog to kill the server.
…		…
3124	aio_utime $fh, undef, undef;	3576	aio_utime $fh, undef, undef;
3125		3577
3126	close $fh	3578	close $fh
3127	or return;	3579	or return;
3128		3580
3129	aio_rename "$runtime~", $runtime	3581	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3130	and return;	3582	and return;
3131		3583
3132	warn "runtime file written.\n";	3584	warn "runtime file written.\n";
3133		3585
3134	1	3586	1
		3587	}
		3588
		3589	our $uuid_lock;
		3590	our $uuid_skip;
		3591
		3592	sub write_uuid_sync($) {
		3593	$uuid_skip ||= $_[0];
		3594
		3595	return if $uuid_lock;
		3596	local $uuid_lock = 1;
		3597
		3598	my $uuid = "$LOCALDIR/uuid";
		3599
		3600	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3601	or return;
		3602
		3603	my $value = uuid_seq uuid_cur;
		3604
		3605	unless ($value) {
		3606	warn "cowardly refusing to write zero uuid value!\n";
		3607	return;
		3608	}
		3609
		3610	my $value = uuid_str $value + $uuid_skip;
		3611	$uuid_skip = 0;
		3612
		3613	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3614	and return;
		3615
		3616	# always fsync - this file is important
		3617	aio_fsync $fh
		3618	and return;
		3619
		3620	close $fh
		3621	or return;
		3622
		3623	aio_rename "$uuid~", $uuid
		3624	and return;
		3625
		3626	warn "uuid file written ($value).\n";
		3627
		3628	1
		3629
		3630	}
		3631
		3632	sub write_uuid($$) {
		3633	my ($skip, $sync) = @_;
		3634
		3635	$sync ? write_uuid_sync $skip
		3636	: async { write_uuid_sync $skip };
3135	}	3637	}
3136		3638
3137	sub emergency_save() {	3639	sub emergency_save() {
3138	my $freeze_guard = cf::freeze_mainloop;	3640	my $freeze_guard = cf::freeze_mainloop;
3139		3641
3140	warn "enter emergency perl save\n";	3642	warn "emergency_perl_save: enter\n";
3141		3643
3142	cf::sync_job {	3644	cf::sync_job {
		3645	# this is a trade-off: we want to be very quick here, so
		3646	# save all maps without fsync, and later call a global sync
		3647	# (which in turn might be very very slow)
		3648	local $USE_FSYNC = 0;
		3649
3143	# use a peculiar iteration method to avoid tripping on perl	3650	# use a peculiar iteration method to avoid tripping on perl
3144	# refcount bugs in for. also avoids problems with players	3651	# refcount bugs in for. also avoids problems with players
3145	# and maps saved/destroyed asynchronously.	3652	# and maps saved/destroyed asynchronously.
3146	warn "begin emergency player save\n";	3653	warn "emergency_perl_save: begin player save\n";
3147	for my $login (keys %cf::PLAYER) {	3654	for my $login (keys %cf::PLAYER) {
3148	my $pl = $cf::PLAYER{$login} or next;	3655	my $pl = $cf::PLAYER{$login} or next;
3149	$pl->valid or next;	3656	$pl->valid or next;
		3657	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3150	$pl->save;	3658	$pl->save;
3151	}	3659	}
3152	warn "end emergency player save\n";	3660	warn "emergency_perl_save: end player save\n";
3153		3661
3154	warn "begin emergency map save\n";	3662	warn "emergency_perl_save: begin map save\n";
3155	for my $path (keys %cf::MAP) {	3663	for my $path (keys %cf::MAP) {
3156	my $map = $cf::MAP{$path} or next;	3664	my $map = $cf::MAP{$path} or next;
3157	$map->valid or next;	3665	$map->valid or next;
3158	$map->save;	3666	$map->save;
3159	}	3667	}
3160	warn "end emergency map save\n";	3668	warn "emergency_perl_save: end map save\n";
3161		3669
3162	warn "begin emergency database checkpoint\n";	3670	warn "emergency_perl_save: begin database checkpoint\n";
3163	BDB::db_env_txn_checkpoint $DB_ENV;	3671	BDB::db_env_txn_checkpoint $DB_ENV;
3164	warn "end emergency database checkpoint\n";	3672	warn "emergency_perl_save: end database checkpoint\n";
		3673
		3674	warn "emergency_perl_save: begin write uuid\n";
		3675	write_uuid_sync 1;
		3676	warn "emergency_perl_save: end write uuid\n";
3165	};	3677	};
3166		3678
		3679	warn "emergency_perl_save: starting sync()\n";
		3680	IO::AIO::aio_sync sub {
		3681	warn "emergency_perl_save: finished sync()\n";
		3682	};
		3683
3167	warn "leave emergency perl save\n";	3684	warn "emergency_perl_save: leave\n";
3168	}	3685	}
3169		3686
3170	sub post_cleanup {	3687	sub post_cleanup {
3171	my ($make_core) = @_;	3688	my ($make_core) = @_;
3172		3689
3173	warn Carp::longmess "post_cleanup backtrace"	3690	warn Carp::longmess "post_cleanup backtrace"
3174	if $make_core;	3691	if $make_core;
		3692
		3693	my $fh = pidfile;
		3694	unlink $PIDFILE if <$fh> == $$;
		3695	}
		3696
		3697	# a safer delete_package, copied from Symbol
		3698	sub clear_package($) {
		3699	my $pkg = shift;
		3700
		3701	# expand to full symbol table name if needed
		3702	unless ($pkg =~ /^main::.*::$/) {
		3703	$pkg = "main$pkg" if $pkg =~ /^::/;
		3704	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3705	$pkg .= '::' unless $pkg =~ /::$/;
		3706	}
		3707
		3708	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3709	my $stem_symtab = *{$stem}{HASH};
		3710
		3711	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3712	or return;
		3713
		3714	# clear all symbols
		3715	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3716	for my $name (keys %$leaf_symtab) {
		3717	_gv_clear *{"$pkg$name"};
		3718	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3719	}
		3720	warn "cleared package $pkg\n";#d#
3175	}	3721	}
3176		3722
3177	sub do_reload_perl() {	3723	sub do_reload_perl() {
3178	# can/must only be called in main	3724	# can/must only be called in main
3179	if ($Coro::current != $Coro::main) {	3725	if ($Coro::current != $Coro::main) {
3180	warn "can only reload from main coroutine";	3726	warn "can only reload from main coroutine";
3181	return;	3727	return;
3182	}	3728	}
3183		3729
		3730	return if $RELOAD++;
		3731
		3732	my $t1 = EV::time;
		3733
		3734	while ($RELOAD) {
3184	warn "reloading...";	3735	warn "reloading...";
3185		3736
3186	warn "entering sync_job";	3737	warn "entering sync_job";
3187		3738
3188	cf::sync_job {	3739	cf::sync_job {
3189	cf::write_runtime; # external watchdog should not bark	3740	cf::write_runtime_sync; # external watchdog should not bark
3190	cf::emergency_save;	3741	cf::emergency_save;
3191	cf::write_runtime; # external watchdog should not bark	3742	cf::write_runtime_sync; # external watchdog should not bark
3192		3743
3193	warn "syncing database to disk";	3744	warn "syncing database to disk";
3194	BDB::db_env_txn_checkpoint $DB_ENV;	3745	BDB::db_env_txn_checkpoint $DB_ENV;
3195		3746
3196	# if anything goes wrong in here, we should simply crash as we already saved	3747	# if anything goes wrong in here, we should simply crash as we already saved
3197		3748
3198	warn "cancelling all WF_AUTOCANCEL watchers";
3199	for (Event::all_watchers) {
3200	$_->cancel if $_->data & WF_AUTOCANCEL;
3201	}
3202
3203	warn "flushing outstanding aio requests";	3749	warn "flushing outstanding aio requests";
3204	for (;;) {
3205	BDB::flush;
3206	IO::AIO::flush;
3207	Coro::cede;
3208	last unless IO::AIO::nreqs || BDB::nreqs;	3750	while (IO::AIO::nreqs || BDB::nreqs) {
3209	warn "iterate...";	3751	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3210	}
3211
3212	++$RELOAD;
3213
3214	warn "cancelling all extension coros";
3215	$_->cancel for values %EXT_CORO;
3216	%EXT_CORO = ();
3217
3218	warn "removing commands";
3219	%COMMAND = ();
3220
3221	warn "removing ext/exti commands";
3222	%EXTCMD = ();
3223	%EXTICMD = ();
3224
3225	warn "unloading/nuking all extensions";
3226	for my $pkg (@EXTS) {
3227	warn "... unloading $pkg";
3228
3229	if (my $cb = $pkg->can ("unload")) {
3230	eval {
3231	$cb->($pkg);
3232	1
3233	} or warn "$pkg unloaded, but with errors: $@";
3234	}	3752	}
3235		3753
3236	warn "... nuking $pkg";	3754	warn "cancelling all extension coros";
3237	Symbol::delete_package $pkg;	3755	$_->cancel for values %EXT_CORO;
3238	}	3756	%EXT_CORO = ();
3239		3757
3240	warn "unloading all perl modules loaded from $LIBDIR";	3758	warn "removing commands";
3241	while (my ($k, $v) = each %INC) {	3759	%COMMAND = ();
3242	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3243		3760
		3761	warn "removing ext/exti commands";
		3762	%EXTCMD = ();
		3763	%EXTICMD = ();
		3764
		3765	warn "unloading/nuking all extensions";
		3766	for my $pkg (@EXTS) {
3244	warn "... unloading $k";	3767	warn "... unloading $pkg";
3245	delete $INC{$k};
3246		3768
3247	$k =~ s/\.pm$//;
3248	$k =~ s/\//::/g;
3249
3250	if (my $cb = $k->can ("unload_module")) {	3769	if (my $cb = $pkg->can ("unload")) {
		3770	eval {
3251	$cb->();	3771	$cb->($pkg);
		3772	1
		3773	} or warn "$pkg unloaded, but with errors: $@";
		3774	}
		3775
		3776	warn "... clearing $pkg";
		3777	clear_package $pkg;
3252	}	3778	}
3253		3779
3254	Symbol::delete_package $k;	3780	warn "unloading all perl modules loaded from $LIBDIR";
		3781	while (my ($k, $v) = each %INC) {
		3782	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3783
		3784	warn "... unloading $k";
		3785	delete $INC{$k};
		3786
		3787	$k =~ s/\.pm$//;
		3788	$k =~ s/\//::/g;
		3789
		3790	if (my $cb = $k->can ("unload_module")) {
		3791	$cb->();
		3792	}
		3793
		3794	clear_package $k;
3255	}	3795	}
3256		3796
3257	warn "getting rid of safe::, as good as possible";	3797	warn "getting rid of safe::, as good as possible";
3258	Symbol::delete_package "safe::$_"	3798	clear_package "safe::$_"
3259	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3799	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3260		3800
3261	warn "unloading cf.pm \"a bit\"";	3801	warn "unloading cf.pm \"a bit\"";
3262	delete $INC{"cf.pm"};	3802	delete $INC{"cf.pm"};
3263	delete $INC{"cf/pod.pm"};	3803	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3264		3804
3265	# don't, removes xs symbols, too,	3805	# don't, removes xs symbols, too,
3266	# and global variables created in xs	3806	# and global variables created in xs
3267	#Symbol::delete_package __PACKAGE__;	3807	#clear_package __PACKAGE__;
3268		3808
3269	warn "unload completed, starting to reload now";	3809	warn "unload completed, starting to reload now";
3270		3810
3271	warn "reloading cf.pm";	3811	warn "reloading cf.pm";
3272	require cf;	3812	require cf;
3273	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3813	cf::_connect_to_perl_1;
3274		3814
3275	warn "loading config and database again";	3815	warn "loading config and database again";
3276	cf::reload_config;	3816	cf::reload_config;
3277		3817
3278	warn "loading extensions";	3818	warn "loading extensions";
3279	cf::load_extensions;	3819	cf::load_extensions;
3280		3820
		3821	if ($REATTACH_ON_RELOAD) {
3281	warn "reattaching attachments to objects/players";	3822	warn "reattaching attachments to objects/players";
3282	_global_reattach; # objects, sockets	3823	_global_reattach; # objects, sockets
3283	warn "reattaching attachments to maps";	3824	warn "reattaching attachments to maps";
3284	reattach $_ for values %MAP;	3825	reattach $_ for values %MAP;
3285	warn "reattaching attachments to players";	3826	warn "reattaching attachments to players";
3286	reattach $_ for values %PLAYER;	3827	reattach $_ for values %PLAYER;
		3828	}
3287		3829
		3830	warn "running post_init jobs";
		3831	(pop @POST_INIT)->(1) while @POST_INIT;
		3832
3288	warn "leaving sync_job";	3833	warn "leaving sync_job";
3289		3834
3290	1	3835	1
3291	} or do {	3836	} or do {
3292	warn $@;	3837	warn $@;
3293	warn "error while reloading, exiting.";	3838	cf::cleanup "error while reloading, exiting.";
3294	exit 1;
3295	};	3839	};
3296		3840
3297	warn "reloaded";	3841	warn "reloaded";
		3842	--$RELOAD;
		3843	}
		3844
		3845	$t1 = EV::time - $t1;
		3846	warn "reload completed in ${t1}s\n";
3298	};	3847	};
3299		3848
3300	our $RELOAD_WATCHER; # used only during reload	3849	our $RELOAD_WATCHER; # used only during reload
3301		3850
3302	sub reload_perl() {	3851	sub reload_perl() {
3303	# doing reload synchronously and two reloads happen back-to-back,	3852	# doing reload synchronously and two reloads happen back-to-back,
3304	# coro crashes during coro_state_free->destroy here.	3853	# coro crashes during coro_state_free->destroy here.
3305		3854
3306	$RELOAD_WATCHER ||= Event->timer (	3855	$RELOAD_WATCHER ||= cf::async {
3307	reentrant => 0,	3856	Coro::AIO::aio_wait cache_extensions;
3308	after => 0,	3857
3309	data => WF_AUTOCANCEL,	3858	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3310	cb => sub {
3311	do_reload_perl;	3859	do_reload_perl;
3312	undef $RELOAD_WATCHER;	3860	undef $RELOAD_WATCHER;
3313	},	3861	};
3314	);	3862	};
3315	}	3863	}
3316		3864
3317	register_command "reload" => sub {	3865	register_command "reload" => sub {
3318	my ($who, $arg) = @_;	3866	my ($who, $arg) = @_;
3319		3867
3320	if ($who->flag (FLAG_WIZ)) {	3868	if ($who->flag (FLAG_WIZ)) {
3321	$who->message ("reloading server.");	3869	$who->message ("reloading server.");
		3870	async {
		3871	$Coro::current->{desc} = "perl_reload";
3322	async { reload_perl };	3872	reload_perl;
		3873	};
3323	}	3874	}
3324	};	3875	};
3325		3876
3326	unshift @INC, $LIBDIR;	3877	unshift @INC, $LIBDIR;
3327		3878
…		…
3329		3880
3330	our @WAIT_FOR_TICK;	3881	our @WAIT_FOR_TICK;
3331	our @WAIT_FOR_TICK_BEGIN;	3882	our @WAIT_FOR_TICK_BEGIN;
3332		3883
3333	sub wait_for_tick {	3884	sub wait_for_tick {
3334	return unless $TICK_WATCHER->is_active;
3335	return if $Coro::current == $Coro::main;	3885	return if tick_inhibit || $Coro::current == $Coro::main;
3336		3886
3337	my $signal = new Coro::Signal;	3887	my $signal = new Coro::Signal;
3338	push @WAIT_FOR_TICK, $signal;	3888	push @WAIT_FOR_TICK, $signal;
3339	$signal->wait;	3889	$signal->wait;
3340	}	3890	}
3341		3891
3342	sub wait_for_tick_begin {	3892	sub wait_for_tick_begin {
3343	return unless $TICK_WATCHER->is_active;
3344	return if $Coro::current == $Coro::main;	3893	return if tick_inhibit || $Coro::current == $Coro::main;
3345		3894
3346	my $signal = new Coro::Signal;	3895	my $signal = new Coro::Signal;
3347	push @WAIT_FOR_TICK_BEGIN, $signal;	3896	push @WAIT_FOR_TICK_BEGIN, $signal;
3348	$signal->wait;	3897	$signal->wait;
3349	}	3898	}
3350		3899
3351	my $min = 1e6;#d#	3900	sub tick {
3352	my $avg = 10;
3353	$TICK_WATCHER = Event->timer (
3354	reentrant => 0,
3355	parked => 1,
3356	prio => 0,
3357	at => $NEXT_TICK || $TICK,
3358	data => WF_AUTOCANCEL,
3359	cb => sub {
3360	if ($Coro::current != $Coro::main) {	3901	if ($Coro::current != $Coro::main) {
3361	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3902	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3362	unless ++$bug_warning > 10;	3903	unless ++$bug_warning > 10;
3363	return;	3904	return;
3364	}	3905	}
3365		3906
3366	$NOW = $tick_start = Event::time;
3367
3368	cf::server_tick; # one server iteration	3907	cf::server_tick; # one server iteration
3369		3908
3370	0 && sync_job {#d#	3909	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3371	for(1..10) {	3910	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3372	my $t = Event::time;	3911	Coro::async_pool {
3373	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3912	$Coro::current->{desc} = "runtime saver";
3374	or die;	3913	write_runtime_sync
3375		3914	or warn "ERROR: unable to write runtime file: $!";
3376	$map->width (50);
3377	$map->height (50);
3378	$map->alloc;
3379	$map->_load_objects ("/tmp/x.map", 1);
3380	my $t = Event::time - $t;
3381
3382	#next unless $t < 0.0013;#d#
3383	if ($t < $min) {
3384	$min = $t;
3385	}
3386	$avg = $avg * 0.99 + $t * 0.01;
3387	}
3388	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3389	exit 0;
3390	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3391	};	3915	};
		3916	}
3392		3917
3393	$RUNTIME += $TICK;
3394	$NEXT_TICK += $TICK;
3395
3396	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3397	$NEXT_RUNTIME_WRITE = $NOW + 10;
3398	Coro::async_pool {
3399	write_runtime
3400	or warn "ERROR: unable to write runtime file: $!";
3401	};
3402	}
3403
3404	# my $AFTER = Event::time;
3405	# warn $AFTER - $NOW;#d#
3406
3407	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3918	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3408	$sig->send;	3919	$sig->send;
3409	}	3920	}
3410	while (my $sig = shift @WAIT_FOR_TICK) {	3921	while (my $sig = shift @WAIT_FOR_TICK) {
3411	$sig->send;	3922	$sig->send;
3412	}	3923	}
3413		3924
3414	$NOW = Event::time;	3925	$LOAD = ($NOW - $TICK_START) / $TICK;
3415
3416	# if we are delayed by four ticks or more, skip them all
3417	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3418
3419	$TICK_WATCHER->at ($NEXT_TICK);
3420	$TICK_WATCHER->start;
3421
3422	$LOAD = ($NOW - $tick_start) / $TICK;
3423	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3926	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3424		3927
3425	_post_tick;	3928	if (0) {
3426		3929	if ($NEXT_TICK) {
3427		3930	my $jitter = $TICK_START - $NEXT_TICK;
		3931	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3932	warn "jitter $JITTER\n";#d#
		3933	}
3428	},	3934	}
3429	);	3935	}
3430		3936
3431	{	3937	{
3432	BDB::max_poll_time $TICK * 0.1;	3938	# configure BDB
3433	$BDB_POLL_WATCHER = Event->io (	3939
3434	reentrant => 0,
3435	fd => BDB::poll_fileno,
3436	poll => 'r',
3437	prio => 0,
3438	data => WF_AUTOCANCEL,
3439	cb => \&BDB::poll_cb,
3440	);
3441	BDB::min_parallel 8;	3940	BDB::min_parallel 8;
3442		3941	BDB::max_poll_reqs $TICK * 0.1;
3443	BDB::set_sync_prepare {	3942	$AnyEvent::BDB::WATCHER->priority (1);
3444	my $status;
3445	my $current = $Coro::current;
3446	(
3447	sub {
3448	$status = $!;
3449	$current->ready; undef $current;
3450	},
3451	sub {
3452	Coro::schedule while defined $current;
3453	$! = $status;
3454	},
3455	)
3456	};
3457		3943
3458	unless ($DB_ENV) {	3944	unless ($DB_ENV) {
3459	$DB_ENV = BDB::db_env_create;	3945	$DB_ENV = BDB::db_env_create;
		3946	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3947	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3948	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3949	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3950	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3460		3951
3461	cf::sync_job {	3952	cf::sync_job {
3462	eval {	3953	eval {
3463	BDB::db_env_open	3954	BDB::db_env_open
3464	$DB_ENV,	3955	$DB_ENV,
…		…
3466	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3957	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3467	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3958	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3468	0666;	3959	0666;
3469		3960
3470	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3961	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3471
3472	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3473	$DB_ENV->set_lk_detect;
3474	};	3962	};
3475		3963
3476	cf::cleanup "db_env_open(db): $@" if $@;	3964	cf::cleanup "db_env_open(db): $@" if $@;
3477	};	3965	};
3478	}	3966	}
		3967
		3968	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3969	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3970	};
		3971	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3972	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3973	};
		3974	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3975	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3976	};
3479	}	3977	}
3480		3978
3481	{	3979	{
		3980	# configure IO::AIO
		3981
3482	IO::AIO::min_parallel 8;	3982	IO::AIO::min_parallel 8;
3483
3484	undef $Coro::AIO::WATCHER;
3485	IO::AIO::max_poll_time $TICK * 0.1;	3983	IO::AIO::max_poll_time $TICK * 0.1;
3486	$AIO_POLL_WATCHER = Event->io (	3984	undef $AnyEvent::AIO::WATCHER;
3487	reentrant => 0,
3488	data => WF_AUTOCANCEL,
3489	fd => IO::AIO::poll_fileno,
3490	poll => 'r',
3491	prio => 6,
3492	cb => \&IO::AIO::poll_cb,
3493	);
3494	}	3985	}
3495		3986
3496	my $_log_backtrace;	3987	my $_log_backtrace;
3497		3988
3498	sub _log_backtrace {	3989	sub _log_backtrace {
…		…
3501	$msg =~ s/\n//;	3992	$msg =~ s/\n//;
3502		3993
3503	# limit the # of concurrent backtraces	3994	# limit the # of concurrent backtraces
3504	if ($_log_backtrace < 2) {	3995	if ($_log_backtrace < 2) {
3505	++$_log_backtrace;	3996	++$_log_backtrace;
		3997	my $perl_bt = Carp::longmess $msg;
3506	async {	3998	async {
		3999	$Coro::current->{desc} = "abt $msg";
		4000
3507	my @bt = fork_call {	4001	my @bt = fork_call {
3508	@addr = map { sprintf "%x", $_ } @addr;	4002	@addr = map { sprintf "%x", $_ } @addr;
3509	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4003	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3510	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4004	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3511	or die "addr2line: $!";	4005	or die "addr2line: $!";
…		…
3519	}	4013	}
3520		4014
3521	@funcs	4015	@funcs
3522	};	4016	};
3523		4017
3524	LOG llevInfo, "[ABT] $msg\n";	4018	LOG llevInfo, "[ABT] $perl_bt\n";
		4019	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3525	LOG llevInfo, "[ABT] $_\n" for @bt;	4020	LOG llevInfo, "[ABT] $_\n" for @bt;
3526	--$_log_backtrace;	4021	--$_log_backtrace;
3527	};	4022	};
3528	} else {	4023	} else {
3529	LOG llevInfo, "[ABT] $msg\n";	4024	LOG llevInfo, "[ABT] $msg\n";
3530	LOG llevInfo, "[ABT] [suppressed]\n";	4025	LOG llevInfo, "[ABT] [suppressed]\n";
3531	}	4026	}
3532	}	4027	}
3533		4028
3534	# load additional modules	4029	# load additional modules
3535	use cf::pod;	4030	require "cf/$_.pm" for @EXTRA_MODULES;
		4031	cf::_connect_to_perl_2;
3536		4032
3537	END { cf::emergency_save }	4033	END { cf::emergency_save }
3538		4034
3539	1	4035	1
3540		4036

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