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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.350 by root, Sat Sep 1 08:03:45 2007 UTC vs.
Revision 1.479 by root, Thu Oct 8 05:04:27 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
		7	# it under the terms of the GNU General Public License as published by
		8	# the Free Software Foundation, either version 3 of the License, or
		9	# (at your 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 GNU General Public License
		17	# along with this program. If not, see <http://www.gnu.org/licenses/>.
		18	#
		19	# The authors can be reached via e-mail to <support@deliantra.net>
		20	#
		21
1	package cf;	22	package cf;
2		23
		24	use 5.10.0;
3	use utf8;	25	use utf8;
4	use strict;	26	use strict qw(vars subs);
5		27
6	use Symbol;	28	use Symbol;
7	use List::Util;	29	use List::Util;
8	use Socket;	30	use Socket;
9	use Storable;	31	use EV;
10	use Event;
11	use Opcode;	32	use Opcode;
12	use Safe;	33	use Safe;
13	use Safe::Hole;	34	use Safe::Hole;
		35	use Storable ();
14		36
		37	use Guard ();
15	use Coro 3.64 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
18	use Coro::Event;	42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
		49	use Coro::BDB 1.6;
23	use Coro::Storable;	50	use Coro::Storable;
24	use Coro::Util ();	51	use Coro::Util ();
25		52
26	use JSON::XS ();	53	use JSON::XS 2.01 ();
27	use BDB ();	54	use BDB ();
28	use Data::Dumper;	55	use Data::Dumper;
29	use Digest::MD5;	56	use Digest::MD5;
30	use Fcntl;	57	use Fcntl;
31	use YAML::Syck ();	58	use YAML ();
32	use IO::AIO 2.32 ();	59	use IO::AIO ();
33	use Time::HiRes;	60	use Time::HiRes;
34	use Compress::LZF;	61	use Compress::LZF;
35	use Digest::MD5 ();	62	use Digest::MD5 ();
		63
		64	AnyEvent::detect;
36		65
37	# configure various modules to our taste	66	# configure various modules to our taste
38	#	67	#
39	$Storable::canonical = 1; # reduce rsync transfers	68	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	69	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		70
		71	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		72
		73	# make sure c-lzf reinitialises itself
		74	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	75	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		76
43	$Event::Eval = 1; # no idea why this is required, but it is	77	# strictly for debugging
44		78	$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		79
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	80	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		81
52	our %COMMAND = ();	82	our %COMMAND = ();
53	our %COMMAND_TIME = ();	83	our %COMMAND_TIME = ();
…		…
56	our %EXTCMD = ();	86	our %EXTCMD = ();
57	our %EXTICMD = ();	87	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	88	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	89	our %EXT_MAP = (); # pluggable maps
60		90
61	our $RELOAD; # number of reloads so far	91	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	92	our @EVENT;
		93	our @REFLECT; # set by XS
		94	our %REFLECT; # set by us
63		95
64	our $CONFDIR = confdir;	96	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	97	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	98	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	99	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	100	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	101	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	102	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	103	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	104	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	105	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	106	our $BDBDIR = "$LOCALDIR/db";
		107	our $PIDFILE = "$LOCALDIR/pid";
		108	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		109
		110	our %RESOURCE;
75		111
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	112	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	113	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	114	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	115	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		116
		117	our $BDB_DEADLOCK_WATCHER;
		118	our $BDB_CHECKPOINT_WATCHER;
84	our $BDB_POLL_WATCHER;	119	our $BDB_TRICKLE_WATCHER;
85	our $DB_ENV;	120	our $DB_ENV;
		121
		122	our @EXTRA_MODULES = qw(pod mapscript);
86		123
87	our %CFG;	124	our %CFG;
88		125
89	our $UPTIME; $UPTIME ||= time;	126	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;	127	our $RUNTIME;
		128	our $NOW;
91		129
92	our %PLAYER; # all users	130	our (%PLAYER, %PLAYER_LOADING); # all users
93	our %MAP; # all maps	131	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	132	our $LINK_MAP; # the special {link} map, which is always available
95		133
96	# used to convert map paths into valid unix filenames by replacing / by ∕	134	# used to convert map paths into valid unix filenames by replacing / by ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	135	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		136
99	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	137	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100	our $LOADAVG; # same thing, but with alpha-smoothing	138	our $LOADAVG; # same thing, but with alpha-smoothing
		139	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	140	our $TICK_START; # for load detecting purposes
		141
		142	our @POST_INIT;
		143
		144	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		145	our $REALLY_UNLOOP; # never set to true, please :)
102		146
103	binmode STDOUT;	147	binmode STDOUT;
104	binmode STDERR;	148	binmode STDERR;
105		149
106	# read virtual server time, if available	150	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	151	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	152	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	153	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	154	$RUNTIME = <$fh> + 0.;
111	}	155	}
		156
		157	eval "sub TICK() { $TICK } 1" or die;
112		158
113	mkdir $_	159	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	160	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		161
116	our $EMERGENCY_POSITION;	162	our $EMERGENCY_POSITION;
117		163
118	sub cf::map::normalise;	164	sub cf::map::normalise;
		165
		166	#############################################################################
		167
		168	%REFLECT = ();
		169	for (@REFLECT) {
		170	my $reflect = JSON::XS::decode_json $_;
		171	$REFLECT{$reflect->{class}} = $reflect;
		172	}
119		173
120	#############################################################################	174	#############################################################################
121		175
122	=head2 GLOBAL VARIABLES	176	=head2 GLOBAL VARIABLES
123		177
…		…
159		213
160	The raw value load value from the last tick.	214	The raw value load value from the last tick.
161		215
162	=item %cf::CFG	216	=item %cf::CFG
163		217
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	218	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	219	from wherever your confdir points to.
166		220
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	221	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		222
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	223	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
174		228
175	This array contains the results of the last C<invoke ()> call. When	229	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	230	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
177	that call.	231	that call.
178		232
		233	=item %cf::REFLECT
		234
		235	Contains, for each (C++) class name, a hash reference with information
		236	about object members (methods, scalars and arrays) and other metadata,
		237	which is useful for introspection.
		238
179	=back	239	=back
180		240
181	=cut	241	=cut
182		242
183	BEGIN {	243	$Coro::State::WARNHOOK = sub {
184	*CORE::GLOBAL::warn = sub {
185	my $msg = join "", @_;	244	my $msg = join "", @_;
186		245
187	$msg .= "\n"	246	$msg .= "\n"
188	unless $msg =~ /\n$/;	247	unless $msg =~ /\n$/;
189		248
190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	249	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191		250
192	utf8::encode $msg;
193	LOG llevError, $msg;	251	LOG llevError, $msg;
194	};	252	};
195	}	253
		254	$Coro::State::DIEHOOK = sub {
		255	return unless $^S eq 0; # "eq", not "=="
		256
		257	warn Carp::longmess $_[0];
		258
		259	if ($Coro::current == $Coro::main) {#d#
		260	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		261	return;#d#
		262	}#d#
		263
		264	# kill coroutine otherwise
		265	Coro::terminate
		266	};
196		267
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	268	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	269	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	270	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	271	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	278	for my $pkg (qw(
208	cf::global cf::attachable	279	cf::global cf::attachable
209	cf::object cf::object::player	280	cf::object cf::object::player
210	cf::client cf::player	281	cf::client cf::player
211	cf::arch cf::living	282	cf::arch cf::living
		283	cf::map cf::mapspace
212	cf::map cf::party cf::region	284	cf::party cf::region
213	)) {	285	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	286	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	287	}
217		288
218	$Event::DIED = sub {	289	$EV::DIED = sub {
219	warn "error in event callback: @_";	290	warn "error in event callback: @_";
220	};	291	};
221		292
222	#############################################################################	293	#############################################################################
223		294
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	317	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	318	$d
248	} || "[unable to dump $_[0]: '$@']";	319	} || "[unable to dump $_[0]: '$@']";
249	}	320	}
250		321
251	=item $ref = cf::from_json $json	322	=item $ref = cf::decode_json $json
252		323
253	Converts a JSON string into the corresponding perl data structure.	324	Converts a JSON string into the corresponding perl data structure.
254		325
255	=item $json = cf::to_json $ref	326	=item $json = cf::encode_json $ref
256		327
257	Converts a perl data structure into its JSON representation.	328	Converts a perl data structure into its JSON representation.
258		329
259	=cut	330	=cut
260		331
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	332	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		333
263	sub to_json ($) { $json_coder->encode ($_[0]) }	334	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	335	sub decode_json($) { $json_coder->decode ($_[0]) }
		336
		337	=item cf::post_init { BLOCK }
		338
		339	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		340	but I<before> the server starts ticking again.
		341
		342	The cdoeblock will have a single boolean argument to indicate whether this
		343	is a reload or not.
		344
		345	=cut
		346
		347	sub post_init(&) {
		348	push @POST_INIT, shift;
		349	}
265		350
266	=item cf::lock_wait $string	351	=item cf::lock_wait $string
267		352
268	Wait until the given lock is available. See cf::lock_acquire.	353	Wait until the given lock is available. See cf::lock_acquire.
269		354
270	=item my $lock = cf::lock_acquire $string	355	=item my $lock = cf::lock_acquire $string
271		356
272	Wait until the given lock is available and then acquires it and returns	357	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,	358	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	359	for example when the coroutine gets canceled), the lock is automatically
275	returned.	360	returned.
276		361
277	Locks are *not* recursive, locking from the same coro twice results in a	362	Locks are *not* recursive, locking from the same coro twice results in a
278	deadlocked coro.	363	deadlocked coro.
…		…
284		369
285	Return true if the lock is currently active, i.e. somebody has locked it.	370	Return true if the lock is currently active, i.e. somebody has locked it.
286		371
287	=cut	372	=cut
288		373
289	our %LOCK;	374	our $LOCKS = new Coro::SemaphoreSet;
290		375
291	sub lock_wait($) {	376	sub lock_wait($) {
292	my ($key) = @_;	377	$LOCKS->wait ($_[0]);
293
294	# wait for lock, if any
295	while ($LOCK{$key}) {
296	push @{ $LOCK{$key} }, $Coro::current;
297	Coro::schedule;
298	}
299	}	378	}
300		379
301	sub lock_acquire($) {	380	sub lock_acquire($) {
302	my ($key) = @_;	381	$LOCKS->guard ($_[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	}	382	}
314		383
315	sub lock_active($) {	384	sub lock_active($) {
316	my ($key) = @_;	385	$LOCKS->count ($_[0]) < 1
317
318	! ! $LOCK{$key}
319	}	386	}
320		387
321	sub freeze_mainloop {	388	sub freeze_mainloop {
322	return unless $TICK_WATCHER->is_active;	389	tick_inhibit_inc;
323		390
324	my $guard = Coro::guard {	391	&Guard::guard (\&tick_inhibit_dec);
325	$TICK_WATCHER->start;	392	}
326	};	393
327	$TICK_WATCHER->stop;	394	=item cf::periodic $interval, $cb
328	$guard	395
		396	Like EV::periodic, but randomly selects a starting point so that the actions
		397	get spread over timer.
		398
		399	=cut
		400
		401	sub periodic($$) {
		402	my ($interval, $cb) = @_;
		403
		404	my $start = rand List::Util::min 180, $interval;
		405
		406	EV::periodic $start, $interval, 0, $cb
329	}	407	}
330		408
331	=item cf::get_slot $time[, $priority[, $name]]	409	=item cf::get_slot $time[, $priority[, $name]]
332		410
333	Allocate $time seconds of blocking CPU time at priority C<$priority>:	411	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
344	our @SLOT_QUEUE;	422	our @SLOT_QUEUE;
345	our $SLOT_QUEUE;	423	our $SLOT_QUEUE;
346		424
347	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	425	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
348	$SLOT_QUEUE = Coro::async {	426	$SLOT_QUEUE = Coro::async {
		427	$Coro::current->desc ("timeslot manager");
		428
349	my $signal = new Coro::Signal;	429	my $signal = new Coro::Signal;
350		430
351	while () {	431	while () {
352	next_job:	432	next_job:
353	my $avail = cf::till_tick;	433	my $avail = cf::till_tick;
…		…
361	}	441	}
362	}	442	}
363	}	443	}
364		444
365	if (@SLOT_QUEUE) {	445	if (@SLOT_QUEUE) {
366	# we do not use wait_For_tick() as it returns immediately when tick is inactive	446	# we do not use wait_for_tick() as it returns immediately when tick is inactive
367	push @cf::WAIT_FOR_TICK, $signal;	447	push @cf::WAIT_FOR_TICK, $signal;
368	$signal->wait;	448	$signal->wait;
369	} else {	449	} else {
370	Coro::schedule;	450	Coro::schedule;
371	}	451	}
372	}	452	}
373	};	453	};
374		454
375	sub get_slot($;$$) {	455	sub get_slot($;$$) {
		456	return if tick_inhibit || $Coro::current == $Coro::main;
		457
376	my ($time, $pri, $name) = @_;	458	my ($time, $pri, $name) = @_;
377		459
378	$time = $TICK * .6 if $time > $TICK * .6;	460	$time = $TICK * .6 if $time > $TICK * .6;
379	my $sig = new Coro::Signal;	461	my $sig = new Coro::Signal;
380		462
…		…
394		476
395	BEGIN { *async = \&Coro::async_pool }	477	BEGIN { *async = \&Coro::async_pool }
396		478
397	=item cf::sync_job { BLOCK }	479	=item cf::sync_job { BLOCK }
398		480
399	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	481	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	482	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	483	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
402	acceptable.	484	acceptable.
403		485
404	If it must be done, put the blocking parts into C<sync_job>. This will run	486	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	487	the given BLOCK in another coroutine while waiting for the result. The
…		…
410		492
411	sub sync_job(&) {	493	sub sync_job(&) {
412	my ($job) = @_;	494	my ($job) = @_;
413		495
414	if ($Coro::current == $Coro::main) {	496	if ($Coro::current == $Coro::main) {
415	my $time = Event::time;	497	my $time = EV::time;
416		498
417	# this is the main coro, too bad, we have to block	499	# this is the main coro, too bad, we have to block
418	# till the operation succeeds, freezing the server :/	500	# till the operation succeeds, freezing the server :/
419		501
420	# TODO: use suspend/resume instead	502	LOG llevError, Carp::longmess "sync job";#d#
421	# (but this is cancel-safe)	503
422	my $freeze_guard = freeze_mainloop;	504	my $freeze_guard = freeze_mainloop;
423		505
424	my $busy = 1;	506	my $busy = 1;
425	my @res;	507	my @res;
426		508
427	(async {	509	(async {
		510	$Coro::current->desc ("sync job coro");
428	@res = eval { $job->() };	511	@res = eval { $job->() };
429	warn $@ if $@;	512	warn $@ if $@;
430	undef $busy;	513	undef $busy;
431	})->prio (Coro::PRIO_MAX);	514	})->prio (Coro::PRIO_MAX);
432		515
433	while ($busy) {	516	while ($busy) {
434	Coro::cede or Event::one_event;	517	if (Coro::nready) {
		518	Coro::cede_notself;
		519	} else {
		520	EV::loop EV::LOOP_ONESHOT;
435	}	521	}
		522	}
436		523
437	$time = Event::time - $time;	524	my $time = EV::time - $time;
438		525
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	526	$TICK_START += $time; # do not account sync jobs to server load
443		527
444	wantarray ? @res : $res[0]	528	wantarray ? @res : $res[0]
445	} else {	529	} else {
446	# we are in another coroutine, how wonderful, everything just works	530	# we are in another coroutine, how wonderful, everything just works
447		531
…		…
472	=item fork_call { }, $args	556	=item fork_call { }, $args
473		557
474	Executes the given code block with the given arguments in a seperate	558	Executes the given code block with the given arguments in a seperate
475	process, returning the results. Everything must be serialisable with	559	process, returning the results. Everything must be serialisable with
476	Coro::Storable. May, of course, block. Note that the executed sub may	560	Coro::Storable. May, of course, block. Note that the executed sub may
477	never block itself or use any form of Event handling.	561	never block itself or use any form of event handling.
478		562
479	=cut	563	=cut
480		564
481	sub fork_call(&@) {	565	sub fork_call(&@) {
482	my ($cb, @args) = @_;	566	my ($cb, @args) = @_;
483		567
484	# we seemingly have to make a local copy of the whole thing,	568	# we seemingly have to make a local copy of the whole thing,
485	# otherwise perl prematurely frees the stuff :/	569	# otherwise perl prematurely frees the stuff :/
486	# TODO: investigate and fix (liekly this will be rather laborious)	570	# TODO: investigate and fix (likely this will be rather laborious)
487		571
488	my @res = Coro::Util::fork_eval {	572	my @res = Coro::Util::fork_eval {
489	reset_signals;	573	reset_signals;
490	&$cb	574	&$cb
491	}, @args;	575	}, @args;
492		576
493	wantarray ? @res : $res[-1]	577	wantarray ? @res : $res[-1]
494	}	578	}
495		579
		580	=item $coin = coin_from_name $name
		581
		582	=cut
		583
		584	our %coin_alias = (
		585	"silver" => "silvercoin",
		586	"silvercoin" => "silvercoin",
		587	"silvercoins" => "silvercoin",
		588	"gold" => "goldcoin",
		589	"goldcoin" => "goldcoin",
		590	"goldcoins" => "goldcoin",
		591	"platinum" => "platinacoin",
		592	"platinumcoin" => "platinacoin",
		593	"platinumcoins" => "platinacoin",
		594	"platina" => "platinacoin",
		595	"platinacoin" => "platinacoin",
		596	"platinacoins" => "platinacoin",
		597	"royalty" => "royalty",
		598	"royalties" => "royalty",
		599	);
		600
		601	sub coin_from_name($) {
		602	$coin_alias{$_[0]}
		603	? cf::arch::find $coin_alias{$_[0]}
		604	: undef
		605	}
		606
496	=item $value = cf::db_get $family => $key	607	=item $value = cf::db_get $family => $key
497		608
498	Returns a single value from the environment database.	609	Returns a single value from the environment database.
499		610
500	=item cf::db_put $family => $key => $value	611	=item cf::db_put $family => $key => $value
501		612
502	Stores the given C<$value> in the family. It can currently store binary	613	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).	614	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
504		615
		616	=item $db = cf::db_table "name"
		617
		618	Create and/or open a new database table. The string must not be "db" and must be unique
		619	within each server.
		620
505	=cut	621	=cut
		622
		623	sub db_table($) {
		624	my ($name) = @_;
		625	my $db = BDB::db_create $DB_ENV;
		626
		627	eval {
		628	$db->set_flags (BDB::CHKSUM);
		629
		630	utf8::encode $name;
		631	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		632	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		633	cf::cleanup "db_open(db): $!" if $!;
		634	};
		635	cf::cleanup "db_open(db): $@" if $@;
		636
		637	$db
		638	}
506		639
507	our $DB;	640	our $DB;
508		641
509	sub db_init {	642	sub db_init {
510	unless ($DB) {
511	$DB = BDB::db_create $DB_ENV;
512
513	cf::sync_job {	643	cf::sync_job {
514	eval {	644	$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	}	645	};
524	}	646	}
525		647
526	sub db_get($$) {	648	sub db_get($$) {
527	my $key = "$_[0]/$_[1]";	649	my $key = "$_[0]/$_[1]";
528		650
…		…
626		748
627	#############################################################################	749	#############################################################################
628		750
629	=head2 ATTACHABLE OBJECTS	751	=head2 ATTACHABLE OBJECTS
630		752
631	Many objects in crossfire are so-called attachable objects. That means you can	753	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")	754	attach callbacks/event handlers (a collection of which is called an "attachment")
633	to it. All such attachable objects support the following methods.	755	to it. All such attachable objects support the following methods.
634		756
635	In the following description, CLASS can be any of C<global>, C<object>	757	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	758	C<player>, C<client> or C<map> (i.e. the attachable objects in
637	Crossfire TRT).	759	Deliantra).
638		760
639	=over 4	761	=over 4
640		762
641	=item $attachable->attach ($attachment, key => $value...)	763	=item $attachable->attach ($attachment, key => $value...)
642		764
…		…
686	=item cf::CLASS::attachment $name, ...	808	=item cf::CLASS::attachment $name, ...
687		809
688	Register an attachment by C<$name> through which attachable objects of the	810	Register an attachment by C<$name> through which attachable objects of the
689	given CLASS can refer to this attachment.	811	given CLASS can refer to this attachment.
690		812
691	Some classes such as crossfire maps and objects can specify attachments	813	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.	814	that are attached at load/instantiate time, thus the need for a name.
693		815
694	These calls expect any number of the following handler/hook descriptions:	816	These calls expect any number of the following handler/hook descriptions:
695		817
696	=over 4	818	=over 4
…		…
924	}	1046	}
925		1047
926	0	1048	0
927	}	1049	}
928		1050
929	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1051	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
930		1052
931	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1053	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
932		1054
933	Generate an object-specific event with the given arguments.	1055	Generate an object-specific event with the given arguments.
934		1056
…		…
940		1062
941	=cut	1063	=cut
942		1064
943	#############################################################################	1065	#############################################################################
944	# object support	1066	# object support
945	#
946		1067
		1068	sub _object_equal($$);
		1069	sub _object_equal($$) {
		1070	my ($a, $b) = @_;
		1071
		1072	return 0 unless (ref $a) eq (ref $b);
		1073
		1074	if ("HASH" eq ref $a) {
		1075	my @ka = keys %$a;
		1076	my @kb = keys %$b;
		1077
		1078	return 0 if @ka != @kb;
		1079
		1080	for (0 .. $#ka) {
		1081	return 0 unless $ka[$_] eq $kb[$_];
		1082	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1083	}
		1084
		1085	} elsif ("ARRAY" eq ref $a) {
		1086
		1087	return 0 if @$a != @$b;
		1088
		1089	for (0 .. $#$a) {
		1090	return 0 unless _object_equal $a->[$_], $b->[$_];
		1091	}
		1092
		1093	} elsif ($a ne $b) {
		1094	return 0;
		1095	}
		1096
		1097	1
		1098	}
		1099
		1100	our $SLOW_MERGES;#d#
947	sub _can_merge {	1101	sub _can_merge {
948	my ($ob1, $ob2) = @_;	1102	my ($ob1, $ob2) = @_;
949		1103
950	local $Storable::canonical = 1;	1104	++$SLOW_MERGES;#d#
951	my $fob1 = Storable::freeze $ob1;
952	my $fob2 = Storable::freeze $ob2;
953		1105
954	$fob1 eq $fob2	1106	# we do the slow way here
		1107	return _object_equal $ob1, $ob2
955	}	1108	}
956		1109
957	sub reattach {	1110	sub reattach {
958	# basically do the same as instantiate, without calling instantiate	1111	# basically do the same as instantiate, without calling instantiate
959	my ($obj) = @_;	1112	my ($obj) = @_;
960		1113
		1114	# no longer needed after getting rid of delete_package?
961	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1115	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
962		1116
963	my $registry = $obj->registry;	1117	my $registry = $obj->registry;
964		1118
965	@$registry = ();	1119	@$registry = ();
966		1120
…		…
981	cf::attachable->attach (	1135	cf::attachable->attach (
982	prio => -1000000,	1136	prio => -1000000,
983	on_instantiate => sub {	1137	on_instantiate => sub {
984	my ($obj, $data) = @_;	1138	my ($obj, $data) = @_;
985		1139
986	$data = from_json $data;	1140	$data = decode_json $data;
987		1141
988	for (@$data) {	1142	for (@$data) {
989	my ($name, $args) = @$_;	1143	my ($name, $args) = @$_;
990		1144
991	$obj->attach ($name, %{$args || {} });	1145	$obj->attach ($name, %{$args || {} });
…		…
1007	sub object_freezer_save {	1161	sub object_freezer_save {
1008	my ($filename, $rdata, $objs) = @_;	1162	my ($filename, $rdata, $objs) = @_;
1009		1163
1010	sync_job {	1164	sync_job {
1011	if (length $$rdata) {	1165	if (length $$rdata) {
		1166	utf8::decode (my $decname = $filename);
1012	warn sprintf "saving %s (%d,%d)\n",	1167	warn sprintf "saving %s (%d,%d)\n",
1013	$filename, length $$rdata, scalar @$objs;	1168	$decname, length $$rdata, scalar @$objs;
1014		1169
1015	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1170	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1016	chmod SAVE_MODE, $fh;	1171	aio_chmod $fh, SAVE_MODE;
1017	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1172	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1018	aio_fsync $fh if $cf::USE_FSYNC;	1173	if ($cf::USE_FSYNC) {
		1174	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;
		1175	aio_fsync $fh;
		1176	}
1019	close $fh;	1177	aio_close $fh;
1020		1178
1021	if (@$objs) {	1179	if (@$objs) {
1022	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1180	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1023	chmod SAVE_MODE, $fh;	1181	aio_chmod $fh, SAVE_MODE;
1024	my $data = Storable::nfreeze { version => 1, objs => $objs };	1182	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1025	aio_write $fh, 0, (length $data), $data, 0;	1183	aio_write $fh, 0, (length $data), $data, 0;
1026	aio_fsync $fh if $cf::USE_FSYNC;	1184	if ($cf::USE_FSYNC) {
		1185	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1186	aio_fsync $fh;
		1187	}
1027	close $fh;	1188	aio_close $fh;
1028	aio_rename "$filename.pst~", "$filename.pst";	1189	aio_rename "$filename.pst~", "$filename.pst";
1029	}	1190	}
1030	} else {	1191	} else {
1031	aio_unlink "$filename.pst";	1192	aio_unlink "$filename.pst";
1032	}	1193	}
1033		1194
1034	aio_rename "$filename~", $filename;	1195	aio_rename "$filename~", $filename;
		1196
		1197	$filename =~ s%/[^/]+$%%;
		1198	aio_pathsync $filename if $cf::USE_FSYNC;
1035	} else {	1199	} else {
1036	warn "FATAL: $filename~: $!\n";	1200	warn "unable to save objects: $filename~: $!\n";
1037	}	1201	}
1038	} else {	1202	} else {
1039	aio_unlink $filename;	1203	aio_unlink $filename;
1040	aio_unlink "$filename.pst";	1204	aio_unlink "$filename.pst";
1041	}	1205	}
1042	}	1206	};
1043	}	1207	}
1044		1208
1045	sub object_freezer_as_string {	1209	sub object_freezer_as_string {
1046	my ($rdata, $objs) = @_;	1210	my ($rdata, $objs) = @_;
1047		1211
…		…
1059	or return;	1223	or return;
1060		1224
1061	unless (aio_stat "$filename.pst") {	1225	unless (aio_stat "$filename.pst") {
1062	(aio_load "$filename.pst", $av) >= 0	1226	(aio_load "$filename.pst", $av) >= 0
1063	or return;	1227	or return;
		1228
1064	$av = eval { (Storable::thaw $av)->{objs} };	1229	my $st = eval { Coro::Storable::thaw $av };
		1230	$av = $st->{objs};
1065	}	1231	}
1066		1232
		1233	utf8::decode (my $decname = $filename);
1067	warn sprintf "loading %s (%d)\n",	1234	warn sprintf "loading %s (%d,%d)\n",
1068	$filename, length $data, scalar @{$av || []};	1235	$decname, length $data, scalar @{$av || []};
		1236
1069	return ($data, $av);	1237	($data, $av)
1070	}	1238	}
1071		1239
1072	=head2 COMMAND CALLBACKS	1240	=head2 COMMAND CALLBACKS
1073		1241
1074	=over 4	1242	=over 4
…		…
1128	my ($name, $cb) = @_;	1296	my ($name, $cb) = @_;
1129		1297
1130	$EXTICMD{$name} = $cb;	1298	$EXTICMD{$name} = $cb;
1131	}	1299	}
1132		1300
		1301	use File::Glob ();
		1302
1133	cf::player->attach (	1303	cf::player->attach (
1134	on_command => sub {	1304	on_command => sub {
1135	my ($pl, $name, $params) = @_;	1305	my ($pl, $name, $params) = @_;
1136		1306
1137	my $cb = $COMMAND{$name}	1307	my $cb = $COMMAND{$name}
…		…
1169		1339
1170	cf::override;	1340	cf::override;
1171	},	1341	},
1172	);	1342	);
1173		1343
		1344	# "readahead" all extensions
		1345	sub cache_extensions {
		1346	my $grp = IO::AIO::aio_group;
		1347
		1348	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1349	for (grep /\.ext$/, @{$_[0]}) {
		1350	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1351	}
		1352	};
		1353
		1354	$grp
		1355	}
		1356
1174	sub load_extensions {	1357	sub load_extensions {
1175	cf::sync_job {	1358	cf::sync_job {
1176	my %todo;	1359	my %todo;
1177		1360
1178	for my $path (<$LIBDIR/*.ext>) {	1361	for my $path (<$LIBDIR/*.ext>) {
…		…
1197		1380
1198	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1381	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1199	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1382	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1200		1383
1201	$ext{source} =	1384	$ext{source} =
1202	"package $pkg; use strict; use utf8;\n"	1385	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1203	. "#line 1 \"$path\"\n{\n"	1386	. "#line 1 \"$path\"\n{\n"
1204	. $source	1387	. $source
1205	. "\n};\n1";	1388	. "\n};\n1";
1206		1389
1207	$todo{$base} = \%ext;	1390	$todo{$base} = \%ext;
…		…
1223	my $msg = $@ ? "$v->{path}: $@\n"	1406	my $msg = $@ ? "$v->{path}: $@\n"
1224	: "$v->{base}: extension inactive.\n";	1407	: "$v->{base}: extension inactive.\n";
1225		1408
1226	if (exists $v->{meta}{mandatory}) {	1409	if (exists $v->{meta}{mandatory}) {
1227	warn $msg;	1410	warn $msg;
1228	warn "mandatory extension failed to load, exiting.\n";	1411	cf::cleanup "mandatory extension failed to load, exiting.";
1229	exit 1;
1230	}	1412	}
1231		1413
1232	warn $msg;	1414	warn $msg;
1233	}	1415	}
1234		1416
…		…
1248		1430
1249	=back	1431	=back
1250		1432
1251	=head2 CORE EXTENSIONS	1433	=head2 CORE EXTENSIONS
1252		1434
1253	Functions and methods that extend core crossfire objects.	1435	Functions and methods that extend core deliantra objects.
1254		1436
1255	=cut	1437	=cut
1256		1438
1257	package cf::player;	1439	package cf::player;
1258		1440
1259	use Coro::AIO;	1441	use Coro::AIO;
1260		1442
1261	=head3 cf::player	1443	=head3 cf::player
1262		1444
1263	=over 4	1445	=over 4
		1446
		1447	=item cf::player::num_playing
		1448
		1449	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1450
		1451	=cut
		1452
		1453	sub num_playing {
		1454	scalar grep
		1455	$_->ob->map
		1456	&& !$_->hidden
		1457	&& !$_->ob->flag (cf::FLAG_WIZ),
		1458	cf::player::list
		1459	}
1264		1460
1265	=item cf::player::find $login	1461	=item cf::player::find $login
1266		1462
1267	Returns the given player object, loading it if necessary (might block).	1463	Returns the given player object, loading it if necessary (might block).
1268		1464
…		…
1287		1483
1288	sub exists($) {	1484	sub exists($) {
1289	my ($login) = @_;	1485	my ($login) = @_;
1290		1486
1291	$cf::PLAYER{$login}	1487	$cf::PLAYER{$login}
1292	or cf::sync_job { !aio_stat path $login }	1488	or !aio_stat path $login
1293	}	1489	}
1294		1490
1295	sub find($) {	1491	sub find($) {
1296	return $cf::PLAYER{$_[0]} || do {	1492	return $cf::PLAYER{$_[0]} || do {
1297	my $login = $_[0];	1493	my $login = $_[0];
…		…
1304	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1500	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1305	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1501	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1306	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1502	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1307	aio_unlink +(playerdir $login) . "/$login.pl";	1503	aio_unlink +(playerdir $login) . "/$login.pl";
1308		1504
1309	my $pl = load_pl path $login	1505	my $f = new_from_file cf::object::thawer path $login
1310	or return;	1506	or return;
		1507
		1508	my $pl = cf::player::load_pl $f
		1509	or return;
		1510
		1511	local $cf::PLAYER_LOADING{$login} = $pl;
		1512	$f->resolve_delayed_derefs;
1311	$cf::PLAYER{$login} = $pl	1513	$cf::PLAYER{$login} = $pl
1312	}	1514	}
1313	}	1515	}
1314	}	1516	}
1315		1517
…		…
1323		1525
1324	return if $pl->{deny_save};	1526	return if $pl->{deny_save};
1325		1527
1326	aio_mkdir playerdir $pl, 0770;	1528	aio_mkdir playerdir $pl, 0770;
1327	$pl->{last_save} = $cf::RUNTIME;	1529	$pl->{last_save} = $cf::RUNTIME;
		1530
		1531	cf::get_slot 0.01;
1328		1532
1329	$pl->save_pl ($path);	1533	$pl->save_pl ($path);
1330	cf::cede_to_tick;	1534	cf::cede_to_tick;
1331	}	1535	}
1332		1536
…		…
1364	my ($pl) = @_;	1568	my ($pl) = @_;
1365		1569
1366	my $name = $pl->ob->name;	1570	my $name = $pl->ob->name;
1367		1571
1368	$pl->{deny_save} = 1;	1572	$pl->{deny_save} = 1;
1369	$pl->password ("*"); # this should lock out the player until we nuked the dir	1573	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1370		1574
1371	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1575	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1372	$pl->deactivate;	1576	$pl->deactivate;
		1577	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1578	$pl->ob->check_score;
1373	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1579	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1374	$pl->ns->destroy if $pl->ns;	1580	$pl->ns->destroy if $pl->ns;
1375		1581
1376	my $path = playerdir $pl;	1582	my $path = playerdir $pl;
1377	my $temp = "$path~$cf::RUNTIME~deleting~";	1583	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1413	or return [];	1619	or return [];
1414		1620
1415	my @logins;	1621	my @logins;
1416		1622
1417	for my $login (@$dirs) {	1623	for my $login (@$dirs) {
		1624	my $path = path $login;
		1625
		1626	# a .pst is a dead give-away for a valid player
		1627	# if no pst file found, open and chekc for blocked users
		1628	if (aio_stat "$path.pst") {
1418	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1629	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1419	aio_read $fh, 0, 512, my $buf, 0 or next;	1630	aio_read $fh, 0, 512, my $buf, 0 or next;
1420	$buf !~ /^password -------------$/m or next; # official not-valid tag	1631	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1632	}
1421		1633
1422	utf8::decode $login;	1634	utf8::decode $login;
1423	push @logins, $login;	1635	push @logins, $login;
1424	}	1636	}
1425		1637
…		…
1452	}	1664	}
1453		1665
1454	\@paths	1666	\@paths
1455	}	1667	}
1456		1668
1457	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1669	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1458		1670
1459	Expand crossfire pod fragments into protocol xml.	1671	Expand deliantra pod fragments into protocol xml.
1460
1461	=cut
1462
1463	sub expand_cfpod {
1464	((my $self), (local $_)) = @_;
1465
1466	# escape & and <
1467	s/&/&amp;/g;
1468	s/(?<![BIUGH])</&lt;/g;
1469
1470	# this is buggy, it needs to properly take care of nested <'s
1471
1472	1 while
1473	# replace B<>, I<>, U<> etc.
1474	s/B<([^\>]*)>/<b>$1<\/b>/
1475	|| s/I<([^\>]*)>/<i>$1<\/i>/
1476	|| s/U<([^\>]*)>/<u>$1<\/u>/
1477	# replace G<male|female> tags
1478	|| s{G<([^>|]*)\|([^>]*)>}{
1479	$self->gender ? $2 : $1
1480	}ge
1481	# replace H<hint text>
1482	|| s{H<([^\>]*)>}
1483	{
1484	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1485	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1486	"")
1487	[$self->{hintmode}]
1488	}ge;
1489
1490	# create single paragraphs (very hackish)
1491	s/(?<=\S)\n(?=\w)/ /g;
1492
1493	# compress some whitespace
1494	s/\s+\n/\n/g; # ws line-ends
1495	s/\n\n+/\n/g; # double lines
1496	s/^\n+//; # beginning lines
1497	s/\n+$//; # ending lines
1498
1499	$_
1500	}
1501
1502	sub hintmode {
1503	$_[0]{hintmode} = $_[1] if @_ > 1;
1504	$_[0]{hintmode}
1505	}
1506		1672
1507	=item $player->ext_reply ($msgid, @msg)	1673	=item $player->ext_reply ($msgid, @msg)
1508		1674
1509	Sends an ext reply to the player.	1675	Sends an ext reply to the player.
1510		1676
…		…
1577	our $MAX_RESET = 3600;	1743	our $MAX_RESET = 3600;
1578	our $DEFAULT_RESET = 3000;	1744	our $DEFAULT_RESET = 3000;
1579		1745
1580	sub generate_random_map {	1746	sub generate_random_map {
1581	my ($self, $rmp) = @_;	1747	my ($self, $rmp) = @_;
		1748
		1749	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1750
1582	# mit "rum" bekleckern, nicht	1751	# mit "rum" bekleckern, nicht
1583	$self->_create_random_map (	1752	$self->_create_random_map (
1584	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1753	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1585	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1754	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1586	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1755	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1708		1877
1709	# the temporary/swap location	1878	# the temporary/swap location
1710	sub save_path {	1879	sub save_path {
1711	my ($self) = @_;	1880	my ($self) = @_;
1712		1881
1713	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1882	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1714	"$TMPDIR/$path.map"	1883	"$TMPDIR/$path.map"
1715	}	1884	}
1716		1885
1717	# the unique path, undef == no special unique path	1886	# the unique path, undef == no special unique path
1718	sub uniq_path {	1887	sub uniq_path {
1719	my ($self) = @_;	1888	my ($self) = @_;
1720		1889
1721	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1890	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1722	"$UNIQUEDIR/$path"	1891	"$UNIQUEDIR/$path"
1723	}
1724
1725	# and all this just because we cannot iterate over
1726	# all maps in C++...
1727	sub change_all_map_light {
1728	my ($change) = @_;
1729
1730	$_->change_map_light ($change)
1731	for grep $_->outdoor, values %cf::MAP;
1732	}	1892	}
1733		1893
1734	sub decay_objects {	1894	sub decay_objects {
1735	my ($self) = @_;	1895	my ($self) = @_;
1736		1896
…		…
1749		1909
1750	sub load_header_from($) {	1910	sub load_header_from($) {
1751	my ($self, $path) = @_;	1911	my ($self, $path) = @_;
1752		1912
1753	utf8::encode $path;	1913	utf8::encode $path;
1754	#aio_open $path, O_RDONLY, 0	1914	my $f = new_from_file cf::object::thawer $path
1755	# or return;
1756
1757	$self->_load_header ($path)
1758	or return;	1915	or return;
		1916
		1917	$self->_load_header ($f)
		1918	or return;
		1919
		1920	local $MAP_LOADING{$self->{path}} = $self;
		1921	$f->resolve_delayed_derefs;
1759		1922
1760	$self->{load_path} = $path;	1923	$self->{load_path} = $path;
1761		1924
1762	1	1925	1
1763	}	1926	}
…		…
1817	sub find {	1980	sub find {
1818	my ($path, $origin) = @_;	1981	my ($path, $origin) = @_;
1819		1982
1820	$path = normalise $path, $origin && $origin->path;	1983	$path = normalise $path, $origin && $origin->path;
1821		1984
		1985	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1822	cf::lock_wait "map_find:$path";	1986	my $guard2 = cf::lock_acquire "map_find:$path";
1823		1987
1824	$cf::MAP{$path} || do {	1988	$cf::MAP{$path} || do {
1825	my $guard = cf::lock_acquire "map_find:$path";
1826	my $map = new_from_path cf::map $path	1989	my $map = new_from_path cf::map $path
1827	or return;	1990	or return;
1828		1991
1829	$map->{last_save} = $cf::RUNTIME;	1992	$map->{last_save} = $cf::RUNTIME;
1830		1993
…		…
1832	or return;	1995	or return;
1833		1996
1834	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1997	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1835	# doing this can freeze the server in a sync job, obviously	1998	# doing this can freeze the server in a sync job, obviously
1836	#$cf::WAIT_FOR_TICK->wait;	1999	#$cf::WAIT_FOR_TICK->wait;
		2000	undef $guard2;
		2001	undef $guard1;
1837	$map->reset;	2002	$map->reset;
1838	undef $guard;
1839	return find $path;	2003	return find $path;
1840	}	2004	}
1841		2005
1842	$cf::MAP{$path} = $map	2006	$cf::MAP{$path} = $map
1843	}	2007	}
…		…
1852	local $self->{deny_reset} = 1; # loading can take a long time	2016	local $self->{deny_reset} = 1; # loading can take a long time
1853		2017
1854	my $path = $self->{path};	2018	my $path = $self->{path};
1855		2019
1856	{	2020	{
1857	my $guard1 = cf::lock_acquire "map_data:$path";	2021	my $guard = cf::lock_acquire "map_data:$path";
1858	my $guard2 = cf::lock_acquire "map_load:$path";
1859		2022
		2023	return unless $self->valid;
1860	return if $self->in_memory != cf::MAP_SWAPPED;	2024	return unless $self->in_memory == cf::MAP_SWAPPED;
1861		2025
1862	$self->in_memory (cf::MAP_LOADING);	2026	$self->in_memory (cf::MAP_LOADING);
1863		2027
1864	$self->alloc;	2028	$self->alloc;
1865		2029
1866	$self->pre_load;	2030	$self->pre_load;
1867	cf::cede_to_tick;	2031	cf::cede_to_tick;
1868		2032
		2033	my $f = new_from_file cf::object::thawer $self->{load_path};
		2034	$f->skip_block;
1869	$self->_load_objects ($self->{load_path}, 1)	2035	$self->_load_objects ($f)
1870	or return;	2036	or return;
1871		2037
1872	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2038	$self->post_load_original
1873	if delete $self->{load_original};	2039	if delete $self->{load_original};
1874		2040
1875	if (my $uniq = $self->uniq_path) {	2041	if (my $uniq = $self->uniq_path) {
1876	utf8::encode $uniq;	2042	utf8::encode $uniq;
1877	if (aio_open $uniq, O_RDONLY, 0) {	2043	unless (aio_stat $uniq) {
		2044	if (my $f = new_from_file cf::object::thawer $uniq) {
1878	$self->clear_unique_items;	2045	$self->clear_unique_items;
1879	$self->_load_objects ($uniq, 0);	2046	$self->_load_objects ($f);
		2047	$f->resolve_delayed_derefs;
		2048	}
1880	}	2049	}
1881	}	2050	}
		2051
		2052	$f->resolve_delayed_derefs;
1882		2053
1883	cf::cede_to_tick;	2054	cf::cede_to_tick;
1884	# now do the right thing for maps	2055	# now do the right thing for maps
1885	$self->link_multipart_objects;	2056	$self->link_multipart_objects;
1886	$self->difficulty ($self->estimate_difficulty)	2057	$self->difficulty ($self->estimate_difficulty)
…		…
1890	unless ($self->{deny_activate}) {	2061	unless ($self->{deny_activate}) {
1891	$self->decay_objects;	2062	$self->decay_objects;
1892	$self->fix_auto_apply;	2063	$self->fix_auto_apply;
1893	$self->update_buttons;	2064	$self->update_buttons;
1894	cf::cede_to_tick;	2065	cf::cede_to_tick;
1895	$self->set_darkness_map;
1896	cf::cede_to_tick;
1897	$self->activate;	2066	$self->activate;
1898	}	2067	}
1899		2068
1900	$self->{last_save} = $cf::RUNTIME;	2069	$self->{last_save} = $cf::RUNTIME;
1901	$self->last_access ($cf::RUNTIME);	2070	$self->last_access ($cf::RUNTIME);
1902		2071
1903	$self->in_memory (cf::MAP_IN_MEMORY);	2072	$self->in_memory (cf::MAP_ACTIVE);
1904	}	2073	}
1905		2074
1906	$self->post_load;	2075	$self->post_load;
1907	}	2076	}
1908		2077
…		…
1966	my ($path, $origin, $load) = @_;	2135	my ($path, $origin, $load) = @_;
1967		2136
1968	$path = normalise $path, $origin && $origin->{path};	2137	$path = normalise $path, $origin && $origin->{path};
1969		2138
1970	if (my $map = $cf::MAP{$path}) {	2139	if (my $map = $cf::MAP{$path}) {
1971	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2140	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1972	}	2141	}
1973		2142
1974	$MAP_PREFETCH{$path} |= $load;	2143	$MAP_PREFETCH{$path} |= $load;
1975		2144
1976	$MAP_PREFETCHER ||= cf::async {	2145	$MAP_PREFETCHER ||= cf::async {
		2146	$Coro::current->{desc} = "map prefetcher";
		2147
1977	while (%MAP_PREFETCH) {	2148	while (%MAP_PREFETCH) {
1978	while (my ($k, $v) = each %MAP_PREFETCH) {	2149	while (my ($k, $v) = each %MAP_PREFETCH) {
1979	if (my $map = find $k) {	2150	if (my $map = find $k) {
1980	$map->load if $v;	2151	$map->load if $v;
1981	}	2152	}
…		…
2007	return if $self->{deny_save};	2178	return if $self->{deny_save};
2008		2179
2009	local $self->{last_access} = $self->last_access;#d#	2180	local $self->{last_access} = $self->last_access;#d#
2010		2181
2011	cf::async {	2182	cf::async {
		2183	$Coro::current->{desc} = "map player save";
2012	$_->contr->save for $self->players;	2184	$_->contr->save for $self->players;
2013	};	2185	};
		2186
		2187	cf::get_slot 0.02;
2014		2188
2015	if ($uniq) {	2189	if ($uniq) {
2016	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2190	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2017	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2191	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2018	} else {	2192	} else {
…		…
2027	$self->save;	2201	$self->save;
2028		2202
2029	my $lock = cf::lock_acquire "map_data:$self->{path}";	2203	my $lock = cf::lock_acquire "map_data:$self->{path}";
2030		2204
2031	return if $self->players;	2205	return if $self->players;
2032	return if $self->in_memory != cf::MAP_IN_MEMORY;	2206	return if $self->in_memory != cf::MAP_ACTIVE;
2033	return if $self->{deny_save};	2207	return if $self->{deny_save};
2034		2208
		2209	$self->in_memory (cf::MAP_SWAPPED);
		2210
		2211	$self->deactivate;
		2212	$_->clear_links_to ($self) for values %cf::MAP;
2035	$self->clear;	2213	$self->clear;
2036	$self->in_memory (cf::MAP_SWAPPED);
2037	}	2214	}
2038		2215
2039	sub reset_at {	2216	sub reset_at {
2040	my ($self) = @_;	2217	my ($self) = @_;
2041		2218
…		…
2059		2236
2060	my $lock = cf::lock_acquire "map_data:$self->{path}";	2237	my $lock = cf::lock_acquire "map_data:$self->{path}";
2061		2238
2062	return if $self->players;	2239	return if $self->players;
2063		2240
2064	warn "resetting map ", $self->path;	2241	warn "resetting map ", $self->path, "\n";
2065		2242
2066	$self->in_memory (cf::MAP_SWAPPED);	2243	$self->in_memory (cf::MAP_SWAPPED);
2067		2244
2068	# need to save uniques path	2245	# need to save uniques path
2069	unless ($self->{deny_save}) {	2246	unless ($self->{deny_save}) {
…		…
2073	if $uniq;	2250	if $uniq;
2074	}	2251	}
2075		2252
2076	delete $cf::MAP{$self->path};	2253	delete $cf::MAP{$self->path};
2077		2254
		2255	$self->deactivate;
		2256	$_->clear_links_to ($self) for values %cf::MAP;
2078	$self->clear;	2257	$self->clear;
2079
2080	$_->clear_links_to ($self) for values %cf::MAP;
2081		2258
2082	$self->unlink_save;	2259	$self->unlink_save;
2083	$self->destroy;	2260	$self->destroy;
2084	}	2261	}
2085		2262
…		…
2090		2267
2091	{	2268	{
2092	my $lock = cf::lock_acquire "map_data:$self->{path}";	2269	my $lock = cf::lock_acquire "map_data:$self->{path}";
2093		2270
2094	delete $cf::MAP{$self->path};	2271	delete $cf::MAP{$self->path};
		2272
		2273	$self->unlink_save;
2095		2274
2096	bless $self, "cf::map";	2275	bless $self, "cf::map";
2097	delete $self->{deny_reset};	2276	delete $self->{deny_reset};
2098	$self->{deny_save} = 1;	2277	$self->{deny_save} = 1;
2099	$self->reset_timeout (1);	2278	$self->reset_timeout (1);
2100	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2279	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2101
2102	$self->unlink_save;
2103		2280
2104	$cf::MAP{$self->path} = $self;	2281	$cf::MAP{$self->path} = $self;
2105	}	2282	}
2106		2283
2107	$self->reset; # polite request, might not happen	2284	$self->reset; # polite request, might not happen
…		…
2152		2329
2153	sub unique_maps() {	2330	sub unique_maps() {
2154	[	2331	[
2155	map {	2332	map {
2156	utf8::decode $_;	2333	utf8::decode $_;
2157	/\.map$/	2334	s/\.map$//; # TODO future compatibility hack
		2335	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2336	? ()
2158	? normalise $_	2337	: normalise $_
2159	: ()
2160	} @{ aio_readdir $UNIQUEDIR or [] }	2338	} @{ aio_readdir $UNIQUEDIR or [] }
2161	]	2339	]
2162	}	2340	}
2163		2341
2164	package cf;
2165
2166	=back	2342	=back
2167		2343
2168	=head3 cf::object	2344	=head3 cf::object
2169		2345
2170	=cut	2346	=cut
…		…
2173		2349
2174	=over 4	2350	=over 4
2175		2351
2176	=item $ob->inv_recursive	2352	=item $ob->inv_recursive
2177		2353
2178	Returns the inventory of the object _and_ their inventories, recursively.	2354	Returns the inventory of the object I<and> their inventories, recursively,
		2355	but I<not> the object itself.
2179		2356
2180	=cut	2357	=cut
2181		2358
2182	sub inv_recursive_;	2359	sub inv_recursive_;
2183	sub inv_recursive_ {	2360	sub inv_recursive_ {
…		…
2186		2363
2187	sub inv_recursive {	2364	sub inv_recursive {
2188	inv_recursive_ inv $_[0]	2365	inv_recursive_ inv $_[0]
2189	}	2366	}
2190		2367
		2368	=item $ref = $ob->ref
		2369
		2370	Creates and returns a persistent reference to an object that can be stored as a string.
		2371
		2372	=item $ob = cf::object::deref ($refstring)
		2373
		2374	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2375	even if the object actually exists. May block.
		2376
		2377	=cut
		2378
		2379	sub deref {
		2380	my ($ref) = @_;
		2381
		2382	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2383	my ($uuid, $name) = ($1, $2);
		2384	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2385	or return;
		2386	$pl->ob->uuid eq $uuid
		2387	or return;
		2388
		2389	$pl->ob
		2390	} else {
		2391	warn "$ref: cannot resolve object reference\n";
		2392	undef
		2393	}
		2394	}
		2395
2191	package cf;	2396	package cf;
2192		2397
2193	=back	2398	=back
2194		2399
2195	=head3 cf::object::player	2400	=head3 cf::object::player
…		…
2201	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2406	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2202	can be C<undef>. Does the right thing when the player is currently in a	2407	can be C<undef>. Does the right thing when the player is currently in a
2203	dialogue with the given NPC character.	2408	dialogue with the given NPC character.
2204		2409
2205	=cut	2410	=cut
		2411
		2412	our $SAY_CHANNEL = {
		2413	id => "say",
		2414	title => "Map",
		2415	reply => "say ",
		2416	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2417	};
		2418
		2419	our $CHAT_CHANNEL = {
		2420	id => "chat",
		2421	title => "Chat",
		2422	reply => "chat ",
		2423	tooltip => "Player chat and shouts, global to the server.",
		2424	};
2206		2425
2207	# rough implementation of a future "reply" method that works	2426	# rough implementation of a future "reply" method that works
2208	# with dialog boxes.	2427	# with dialog boxes.
2209	#TODO: the first argument must go, split into a $npc->reply_to ( method	2428	#TODO: the first argument must go, split into a $npc->reply_to ( method
2210	sub cf::object::player::reply($$$;$) {	2429	sub cf::object::player::reply($$$;$) {
…		…
2222	my $dialog = $pl->{npc_dialog};	2441	my $dialog = $pl->{npc_dialog};
2223	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2442	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2224		2443
2225	} else {	2444	} else {
2226	$msg = $npc->name . " says: $msg" if $npc;	2445	$msg = $npc->name . " says: $msg" if $npc;
2227	$self->message ($msg, $flags);	2446	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2228	}	2447	}
2229	}	2448	}
2230	}	2449	}
2231		2450
2232	=item $object->send_msg ($channel, $msg, $color, [extra...])	2451	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2257		2476
2258	=item $player_object->enter_link	2477	=item $player_object->enter_link
2259		2478
2260	Freezes the player and moves him/her to a special map (C<{link}>).	2479	Freezes the player and moves him/her to a special map (C<{link}>).
2261		2480
2262	The player should be reasonably safe there for short amounts of time. You	2481	The player should be reasonably safe there for short amounts of time (e.g.
2263	I<MUST> call C<leave_link> as soon as possible, though.	2482	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2483	though, as the palyer cannot control the character while it is on the link
		2484	map.
2264		2485
2265	Will never block.	2486	Will never block.
2266		2487
2267	=item $player_object->leave_link ($map, $x, $y)	2488	=item $player_object->leave_link ($map, $x, $y)
2268		2489
…		…
2326		2547
2327	$map->load;	2548	$map->load;
2328	$map->load_neighbours;	2549	$map->load_neighbours;
2329		2550
2330	return unless $self->contr->active;	2551	return unless $self->contr->active;
2331	$self->activate_recursive;
2332		2552
2333	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2553	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2334	$self->enter_map ($map, $x, $y);	2554	$self->enter_map ($map, $x, $y);
		2555
		2556	# only activate afterwards, to support waiting in hooks
		2557	$self->activate_recursive;
2335	}	2558	}
2336		2559
2337	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2560	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2338		2561
2339	Moves the player to the given map-path and coordinates by first freezing	2562	Moves the player to the given map-path and coordinates by first freezing
2340	her, loading and preparing them map, calling the provided $check callback	2563	her, loading and preparing them map, calling the provided $check callback
2341	that has to return the map if sucecssful, and then unfreezes the player on	2564	that has to return the map if sucecssful, and then unfreezes the player on
2342	the new (success) or old (failed) map position. In either case, $done will	2565	the new (success) or old (failed) map position. In either case, $done will
2343	be called at the end of this process.	2566	be called at the end of this process.
2344		2567
		2568	Note that $check will be called with a potentially non-loaded map, so if
		2569	it needs a loaded map it has to call C<< ->load >>.
		2570
2345	=cut	2571	=cut
2346		2572
2347	our $GOTOGEN;	2573	our $GOTOGEN;
2348		2574
2349	sub cf::object::player::goto {	2575	sub cf::object::player::goto {
…		…
2353	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2579	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2354		2580
2355	$self->enter_link;	2581	$self->enter_link;
2356		2582
2357	(async {	2583	(async {
		2584	$Coro::current->{desc} = "player::goto $path $x $y";
		2585
		2586	# *tag paths override both path and x|y
		2587	if ($path =~ /^\*(.*)$/) {
		2588	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2589	my $ob = $obs[rand @obs];
		2590
		2591	# see if we actually can go there
		2592	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2593	$ob = $obs[rand @obs];
		2594	} else {
		2595	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2596	}
		2597	# else put us there anyways for now #d#
		2598
		2599	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2600	} else {
		2601	($path, $x, $y) = (undef, undef, undef);
		2602	}
		2603	}
		2604
2358	my $map = eval {	2605	my $map = eval {
2359	my $map = cf::map::find $path;	2606	my $map = defined $path ? cf::map::find $path : undef;
2360		2607
2361	if ($map) {	2608	if ($map) {
2362	$map = $map->customise_for ($self);	2609	$map = $map->customise_for ($self);
2363	$map = $check->($map) if $check && $map;	2610	$map = $check->($map) if $check && $map;
2364	} else {	2611	} else {
2365	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2612	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2366	}	2613	}
2367		2614
2368	$map	2615	$map
2369	};	2616	};
2370		2617
…		…
2406	}	2653	}
2407		2654
2408	sub prepare_random_map {	2655	sub prepare_random_map {
2409	my ($exit) = @_;	2656	my ($exit) = @_;
2410		2657
2411	my $guard = cf::lock_acquire "exit_prepare:$exit";
2412
2413	# all this does is basically replace the /! path by	2658	# all this does is basically replace the /! path by
2414	# a new random map path (?random/...) with a seed	2659	# a new random map path (?random/...) with a seed
2415	# that depends on the exit object	2660	# that depends on the exit object
2416		2661
2417	my $rmp = parse_random_map_params $exit->msg;	2662	my $rmp = parse_random_map_params $exit->msg;
…		…
2419	if ($exit->map) {	2664	if ($exit->map) {
2420	$rmp->{region} = $exit->region->name;	2665	$rmp->{region} = $exit->region->name;
2421	$rmp->{origin_map} = $exit->map->path;	2666	$rmp->{origin_map} = $exit->map->path;
2422	$rmp->{origin_x} = $exit->x;	2667	$rmp->{origin_x} = $exit->x;
2423	$rmp->{origin_y} = $exit->y;	2668	$rmp->{origin_y} = $exit->y;
		2669
		2670	$exit->map->touch;
2424	}	2671	}
2425		2672
2426	$rmp->{random_seed} ||= $exit->random_seed;	2673	$rmp->{random_seed} ||= $exit->random_seed;
2427		2674
2428	my $data = cf::to_json $rmp;	2675	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2429	my $md5 = Digest::MD5::md5_hex $data;	2676	my $md5 = Digest::MD5::md5_hex $data;
2430	my $meta = "$RANDOMDIR/$md5.meta";	2677	my $meta = "$RANDOMDIR/$md5.meta";
2431		2678
2432	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2679	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2433	aio_write $fh, 0, (length $data), $data, 0;	2680	aio_write $fh, 0, (length $data), $data, 0;
2434	undef $fh;	2681	undef $fh;
2435	aio_rename "$meta~", $meta;	2682	aio_rename "$meta~", $meta;
2436		2683
		2684	my $slaying = "?random/$md5";
		2685
		2686	if ($exit->valid) {
2437	$exit->slaying ("?random/$md5");	2687	$exit->slaying ("?random/$md5");
2438	$exit->msg (undef);	2688	$exit->msg (undef);
		2689	}
2439	}	2690	}
2440	}	2691	}
2441		2692
2442	sub cf::object::player::enter_exit {	2693	sub cf::object::player::enter_exit {
2443	my ($self, $exit) = @_;	2694	my ($self, $exit) = @_;
2444		2695
2445	return unless $self->type == cf::PLAYER;	2696	return unless $self->type == cf::PLAYER;
2446		2697
2447	if ($exit->slaying eq "/!") {
2448	#TODO: this should de-fi-ni-te-ly not be a sync-job
2449	# the problem is that $exit might not survive long enough
2450	# so it needs to be done right now, right here
2451	cf::sync_job { prepare_random_map $exit };
2452	}
2453
2454	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2455	my $hp = $exit->stats->hp;
2456	my $sp = $exit->stats->sp;
2457
2458	$self->enter_link;	2698	$self->enter_link;
2459		2699
2460	# if exit is damned, update players death & WoR home-position
2461	$self->contr->savebed ($slaying, $hp, $sp)
2462	if $exit->flag (FLAG_DAMNED);
2463
2464	(async {	2700	(async {
2465	$self->deactivate_recursive; # just to be sure	2701	$Coro::current->{desc} = "enter_exit";
		2702
2466	unless (eval {	2703	unless (eval {
		2704	$self->deactivate_recursive; # just to be sure
		2705
		2706	# random map handling
		2707	{
		2708	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2709
		2710	prepare_random_map $exit
		2711	if $exit->slaying eq "/!";
		2712	}
		2713
		2714	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2715	my $x = $exit->stats->hp;
		2716	my $y = $exit->stats->sp;
		2717
2467	$self->goto ($slaying, $hp, $sp);	2718	$self->goto ($map, $x, $y);
2468		2719
		2720	# if exit is damned, update players death & WoR home-position
		2721	$self->contr->savebed ($map, $x, $y)
		2722	if $exit->flag (cf::FLAG_DAMNED);
		2723
2469	1;	2724	1
2470	}) {	2725	}) {
2471	$self->message ("Something went wrong deep within the crossfire server. "	2726	$self->message ("Something went wrong deep within the deliantra server. "
2472	. "I'll try to bring you back to the map you were before. "	2727	. "I'll try to bring you back to the map you were before. "
2473	. "Please report this to the dungeon master!",	2728	. "Please report this to the dungeon master!",
2474	cf::NDI_UNIQUE | cf::NDI_RED);	2729	cf::NDI_UNIQUE | cf::NDI_RED);
2475		2730
2476	warn "ERROR in enter_exit: $@";	2731	warn "ERROR in enter_exit: $@";
…		…
2504	the message, with C<log> being the default. If C<$color> is negative, suppress	2759	the message, with C<log> being the default. If C<$color> is negative, suppress
2505	the message unless the client supports the msg packet.	2760	the message unless the client supports the msg packet.
2506		2761
2507	=cut	2762	=cut
2508		2763
		2764	# non-persistent channels (usually the info channel)
2509	our %CHANNEL = (	2765	our %CHANNEL = (
2510	"c/identify" => {	2766	"c/identify" => {
2511	id => "identify",	2767	id => "infobox",
2512	title => "Identify",	2768	title => "Identify",
2513	reply => undef,	2769	reply => undef,
2514	tooltip => "Items recently identified",	2770	tooltip => "Items recently identified",
2515	},	2771	},
		2772	"c/examine" => {
		2773	id => "infobox",
		2774	title => "Examine",
		2775	reply => undef,
		2776	tooltip => "Signs and other items you examined",
		2777	},
		2778	"c/book" => {
		2779	id => "infobox",
		2780	title => "Book",
		2781	reply => undef,
		2782	tooltip => "The contents of a note or book",
		2783	},
		2784	"c/lookat" => {
		2785	id => "infobox",
		2786	title => "Look",
		2787	reply => undef,
		2788	tooltip => "What you saw there",
		2789	},
		2790	"c/who" => {
		2791	id => "infobox",
		2792	title => "Players",
		2793	reply => undef,
		2794	tooltip => "Shows players who are currently online",
		2795	},
		2796	"c/body" => {
		2797	id => "infobox",
		2798	title => "Body Parts",
		2799	reply => undef,
		2800	tooltip => "Shows which body parts you posess and are available",
		2801	},
		2802	"c/statistics" => {
		2803	id => "infobox",
		2804	title => "Statistics",
		2805	reply => undef,
		2806	tooltip => "Shows your primary statistics",
		2807	},
		2808	"c/skills" => {
		2809	id => "infobox",
		2810	title => "Skills",
		2811	reply => undef,
		2812	tooltip => "Shows your experience per skill and item power",
		2813	},
		2814	"c/shopitems" => {
		2815	id => "infobox",
		2816	title => "Shop Items",
		2817	reply => undef,
		2818	tooltip => "Shows the items currently for sale in this shop",
		2819	},
		2820	"c/resistances" => {
		2821	id => "infobox",
		2822	title => "Resistances",
		2823	reply => undef,
		2824	tooltip => "Shows your resistances",
		2825	},
		2826	"c/pets" => {
		2827	id => "infobox",
		2828	title => "Pets",
		2829	reply => undef,
		2830	tooltip => "Shows information abotu your pets/a specific pet",
		2831	},
		2832	"c/perceiveself" => {
		2833	id => "infobox",
		2834	title => "Perceive Self",
		2835	reply => undef,
		2836	tooltip => "You gained detailed knowledge about yourself",
		2837	},
		2838	"c/uptime" => {
		2839	id => "infobox",
		2840	title => "Uptime",
		2841	reply => undef,
		2842	tooltip => "How long the server has been running since last restart",
		2843	},
		2844	"c/mapinfo" => {
		2845	id => "infobox",
		2846	title => "Map Info",
		2847	reply => undef,
		2848	tooltip => "Information related to the maps",
		2849	},
		2850	"c/party" => {
		2851	id => "party",
		2852	title => "Party",
		2853	reply => "gsay ",
		2854	tooltip => "Messages and chat related to your party",
		2855	},
		2856	"c/death" => {
		2857	id => "death",
		2858	title => "Death",
		2859	reply => undef,
		2860	tooltip => "Reason for and more info about your most recent death",
		2861	},
		2862	"c/say" => $SAY_CHANNEL,
		2863	"c/chat" => $CHAT_CHANNEL,
2516	);	2864	);
2517		2865
2518	sub cf::client::send_msg {	2866	sub cf::client::send_msg {
2519	my ($self, $channel, $msg, $color, @extra) = @_;	2867	my ($self, $channel, $msg, $color, @extra) = @_;
2520		2868
2521	$msg = $self->pl->expand_cfpod ($msg);	2869	$msg = $self->pl->expand_cfpod ($msg)
		2870	unless $color & cf::NDI_VERBATIM;
2522		2871
2523	$color &= cf::NDI_CLIENT_MASK; # just in case...	2872	$color &= cf::NDI_CLIENT_MASK; # just in case...
2524		2873
2525	# check predefined channels, for the benefit of C	2874	# check predefined channels, for the benefit of C
2526	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	2875	if ($CHANNEL{$channel}) {
		2876	$channel = $CHANNEL{$channel};
2527		2877
		2878	$self->ext_msg (channel_info => $channel);
		2879	$channel = $channel->{id};
		2880
2528	if (ref $channel) {	2881	} elsif (ref $channel) {
2529	# send meta info to client, if not yet sent	2882	# send meta info to client, if not yet sent
2530	unless (exists $self->{channel}{$channel->{id}}) {	2883	unless (exists $self->{channel}{$channel->{id}}) {
2531	$self->{channel}{$channel->{id}} = $channel;	2884	$self->{channel}{$channel->{id}} = $channel;
2532	$self->ext_msg (channel_info => $channel);	2885	$self->ext_msg (channel_info => $channel);
2533	}	2886	}
…		…
2535	$channel = $channel->{id};	2888	$channel = $channel->{id};
2536	}	2889	}
2537		2890
2538	return unless @extra || length $msg;	2891	return unless @extra || length $msg;
2539		2892
2540	if ($self->can_msg) {
2541	# default colour, mask it out	2893	# default colour, mask it out
2542	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2894	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2543	if $color & cf::NDI_DEF;	2895	if $color & cf::NDI_DEF;
2544		2896
2545	$self->send_packet ("msg " . $self->{json_coder}->encode (	2897	my $pkt = "msg "
		2898	. $self->{json_coder}->encode (
2546	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2899	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2547	} else {	2900	);
2548	if ($color >= 0) {
2549	# replace some tags by gcfclient-compatible ones
2550	for ($msg) {
2551	1 while
2552	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2553	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2554	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2555	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2556	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2557	}
2558		2901
2559	$color &= cf::NDI_COLOR_MASK;	2902	# try lzf for large packets
		2903	$pkt = "lzf " . Compress::LZF::compress $pkt
		2904	if 1024 <= length $pkt and $self->{can_lzf};
2560		2905
2561	utf8::encode $msg;	2906	# split very large packets
2562		2907	if (8192 < length $pkt and $self->{can_lzf}) {
2563	if (0 && $msg =~ /\[/) {	2908	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2564	# COMMAND/INFO	2909	$pkt = "frag";
2565	$self->send_packet ("drawextinfo $color 10 8 $msg")
2566	} else {
2567	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2568	$self->send_packet ("drawinfo $color $msg")
2569	}
2570	}
2571	}	2910	}
		2911
		2912	$self->send_packet ($pkt);
2572	}	2913	}
2573		2914
2574	=item $client->ext_msg ($type, @msg)	2915	=item $client->ext_msg ($type, @msg)
2575		2916
2576	Sends an ext event to the client.	2917	Sends an ext event to the client.
…		…
2749	=pod	3090	=pod
2750		3091
2751	The following functions and methods are available within a safe environment:	3092	The following functions and methods are available within a safe environment:
2752		3093
2753	cf::object	3094	cf::object
2754	contr pay_amount pay_player map x y force_find force_add	3095	contr pay_amount pay_player map x y force_find force_add destroy
2755	insert remove name archname title slaying race decrease_ob_nr	3096	insert remove name archname title slaying race decrease split
		3097	value
2756		3098
2757	cf::object::player	3099	cf::object::player
2758	player	3100	player
2759		3101
2760	cf::player	3102	cf::player
…		…
2765		3107
2766	=cut	3108	=cut
2767		3109
2768	for (	3110	for (
2769	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3111	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2770	insert remove inv name archname title slaying race	3112	insert remove inv nrof name archname title slaying race
2771	decrease_ob_nr)],	3113	decrease split destroy change_exp value msg lore send_msg)],
2772	["cf::object::player" => qw(player)],	3114	["cf::object::player" => qw(player)],
2773	["cf::player" => qw(peaceful)],	3115	["cf::player" => qw(peaceful send_msg)],
2774	["cf::map" => qw(trigger)],	3116	["cf::map" => qw(trigger)],
2775	) {	3117	) {
2776	no strict 'refs';	3118	no strict 'refs';
2777	my ($pkg, @funs) = @$_;	3119	my ($pkg, @funs) = @$_;
2778	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3120	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2795	my ($code, %vars) = @_;	3137	my ($code, %vars) = @_;
2796		3138
2797	my $qcode = $code;	3139	my $qcode = $code;
2798	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3140	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2799	$qcode =~ s/\n/\\n/g;	3141	$qcode =~ s/\n/\\n/g;
		3142
		3143	%vars = (_dummy => 0) unless %vars;
2800		3144
2801	local $_;	3145	local $_;
2802	local @safe::cf::_safe_eval_args = values %vars;	3146	local @safe::cf::_safe_eval_args = values %vars;
2803		3147
2804	my $eval =	3148	my $eval =
…		…
2881	{	3225	{
2882	my $faces = $facedata->{faceinfo};	3226	my $faces = $facedata->{faceinfo};
2883		3227
2884	while (my ($face, $info) = each %$faces) {	3228	while (my ($face, $info) = each %$faces) {
2885	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3229	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3230
2886	cf::face::set_visibility $idx, $info->{visibility};	3231	cf::face::set_visibility $idx, $info->{visibility};
2887	cf::face::set_magicmap $idx, $info->{magicmap};	3232	cf::face::set_magicmap $idx, $info->{magicmap};
2888	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3233	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2889	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3234	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2890		3235
2891	cf::cede_to_tick;	3236	cf::cede_to_tick;
2892	}	3237	}
2893		3238
2894	while (my ($face, $info) = each %$faces) {	3239	while (my ($face, $info) = each %$faces) {
2895	next unless $info->{smooth};	3240	next unless $info->{smooth};
		3241
2896	my $idx = cf::face::find $face	3242	my $idx = cf::face::find $face
2897	or next;	3243	or next;
		3244
2898	if (my $smooth = cf::face::find $info->{smooth}) {	3245	if (my $smooth = cf::face::find $info->{smooth}) {
2899	cf::face::set_smooth $idx, $smooth;	3246	cf::face::set_smooth $idx, $smooth;
2900	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3247	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2901	} else {	3248	} else {
2902	warn "smooth face '$info->{smooth}' not found for face '$face'";	3249	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2920	{	3267	{
2921	# TODO: for gcfclient pleasure, we should give resources	3268	# TODO: for gcfclient pleasure, we should give resources
2922	# that gcfclient doesn't grok a >10000 face index.	3269	# that gcfclient doesn't grok a >10000 face index.
2923	my $res = $facedata->{resource};	3270	my $res = $facedata->{resource};
2924		3271
2925	my $soundconf = delete $res->{"res/sound.conf"};
2926
2927	while (my ($name, $info) = each %$res) {	3272	while (my ($name, $info) = each %$res) {
		3273	if (defined $info->{type}) {
2928	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3274	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2929	my $data;	3275	my $data;
2930		3276
2931	if ($info->{type} & 1) {	3277	if ($info->{type} & 1) {
2932	# prepend meta info	3278	# prepend meta info
2933		3279
2934	my $meta = $enc->encode ({	3280	my $meta = $enc->encode ({
2935	name => $name,	3281	name => $name,
2936	%{ $info->{meta} || {} },	3282	%{ $info->{meta} || {} },
2937	});	3283	});
2938		3284
2939	$data = pack "(w/a*)*", $meta, $info->{data};	3285	$data = pack "(w/a*)*", $meta, $info->{data};
		3286	} else {
		3287	$data = $info->{data};
		3288	}
		3289
		3290	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3291	cf::face::set_type $idx, $info->{type};
2940	} else {	3292	} else {
2941	$data = $info->{data};	3293	$RESOURCE{$name} = $info;
2942	}	3294	}
2943		3295
2944	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2945	cf::face::set_type $idx, $info->{type};
2946
2947	cf::cede_to_tick;	3296	cf::cede_to_tick;
2948	}	3297	}
2949
2950	if ($soundconf) {
2951	$soundconf = $enc->decode (delete $soundconf->{data});
2952
2953	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2954	my $sound = $soundconf->{compat}[$_]
2955	or next;
2956
2957	my $face = cf::face::find "sound/$sound->[1]";
2958	cf::sound::set $sound->[0] => $face;
2959	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2960	}
2961
2962	while (my ($k, $v) = each %{$soundconf->{event}}) {
2963	my $face = cf::face::find "sound/$v";
2964	cf::sound::set $k => $face;
2965	}
2966	}
2967	}	3298	}
		3299
		3300	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2968		3301
2969	1	3302	1
2970	}	3303	}
		3304
		3305	cf::global->attach (on_resource_update => sub {
		3306	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3307	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3308
		3309	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3310	my $sound = $soundconf->{compat}[$_]
		3311	or next;
		3312
		3313	my $face = cf::face::find "sound/$sound->[1]";
		3314	cf::sound::set $sound->[0] => $face;
		3315	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3316	}
		3317
		3318	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3319	my $face = cf::face::find "sound/$v";
		3320	cf::sound::set $k => $face;
		3321	}
		3322	}
		3323	});
2971		3324
2972	register_exticmd fx_want => sub {	3325	register_exticmd fx_want => sub {
2973	my ($ns, $want) = @_;	3326	my ($ns, $want) = @_;
2974		3327
2975	while (my ($k, $v) = each %$want) {	3328	while (my ($k, $v) = each %$want) {
2976	$ns->fx_want ($k, $v);	3329	$ns->fx_want ($k, $v);
2977	}	3330	}
2978	};	3331	};
		3332
		3333	sub load_resource_file($) {
		3334	my $guard = lock_acquire "load_resource_file";
		3335
		3336	my $status = load_resource_file_ $_[0];
		3337	get_slot 0.1, 100;
		3338	cf::arch::commit_load;
		3339
		3340	$status
		3341	}
2979		3342
2980	sub reload_regions {	3343	sub reload_regions {
2981	# HACK to clear player env face cache, we need some signal framework	3344	# HACK to clear player env face cache, we need some signal framework
2982	# for this (global event?)	3345	# for this (global event?)
2983	%ext::player_env::MUSIC_FACE_CACHE = ();	3346	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
2997	}	3360	}
2998		3361
2999	sub reload_archetypes {	3362	sub reload_archetypes {
3000	load_resource_file "$DATADIR/archetypes"	3363	load_resource_file "$DATADIR/archetypes"
3001	or die "unable to load archetypes\n";	3364	or die "unable to load archetypes\n";
3002	#d# NEED to laod twice to resolve forward references
3003	# this really needs to be done in an extra post-pass
3004	# (which needs to be synchronous, so solve it differently)
3005	load_resource_file "$DATADIR/archetypes"
3006	or die "unable to load archetypes\n";
3007	}	3365	}
3008		3366
3009	sub reload_treasures {	3367	sub reload_treasures {
3010	load_resource_file "$DATADIR/treasures"	3368	load_resource_file "$DATADIR/treasures"
3011	or die "unable to load treasurelists\n";	3369	or die "unable to load treasurelists\n";
3012	}	3370	}
3013		3371
3014	sub reload_resources {	3372	sub reload_resources {
3015	warn "reloading resource files...\n";	3373	warn "reloading resource files...\n";
3016		3374
		3375	reload_facedata;
		3376	reload_archetypes;
3017	reload_regions;	3377	reload_regions;
3018	reload_facedata;
3019	#reload_archetypes;#d#
3020	reload_archetypes;
3021	reload_treasures;	3378	reload_treasures;
3022		3379
3023	warn "finished reloading resource files\n";	3380	warn "finished reloading resource files\n";
3024	}
3025
3026	sub init {
3027	reload_resources;
3028	}	3381	}
3029		3382
3030	sub reload_config {	3383	sub reload_config {
3031	open my $fh, "<:utf8", "$CONFDIR/config"	3384	open my $fh, "<:utf8", "$CONFDIR/config"
3032	or return;	3385	or return;
3033		3386
3034	local $/;	3387	local $/;
3035	*CFG = YAML::Syck::Load <$fh>;	3388	*CFG = YAML::Load <$fh>;
3036		3389
3037	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3390	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3038		3391
3039	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3392	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3040	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3393	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3046	};	3399	};
3047	warn $@ if $@;	3400	warn $@ if $@;
3048	}	3401	}
3049	}	3402	}
3050		3403
		3404	sub pidfile() {
		3405	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3406	or die "$PIDFILE: $!";
		3407	flock $fh, &Fcntl::LOCK_EX
		3408	or die "$PIDFILE: flock: $!";
		3409	$fh
		3410	}
		3411
		3412	# make sure only one server instance is running at any one time
		3413	sub atomic {
		3414	my $fh = pidfile;
		3415
		3416	my $pid = <$fh>;
		3417	kill 9, $pid if $pid > 0;
		3418
		3419	seek $fh, 0, 0;
		3420	print $fh $$;
		3421	}
		3422
		3423	sub main_loop {
		3424	warn "EV::loop starting\n";
		3425	if (1) {
		3426	EV::loop;
		3427	}
		3428	warn "EV::loop returned\n";
		3429	goto &main_loop unless $REALLY_UNLOOP;
		3430	}
		3431
3051	sub main {	3432	sub main {
		3433	cf::init_globals; # initialise logging
		3434
		3435	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3436	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3437	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3438	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3439
		3440	cf::init_experience;
		3441	cf::init_anim;
		3442	cf::init_attackmess;
		3443	cf::init_dynamic;
		3444
		3445	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3446
3052	# we must not ever block the main coroutine	3447	# we must not ever block the main coroutine
3053	local $Coro::idle = sub {	3448	local $Coro::idle = sub {
3054	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3449	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3055	(async {	3450	(async {
3056	Event::one_event;	3451	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3452	EV::loop EV::LOOP_ONESHOT;
3057	})->prio (Coro::PRIO_MAX);	3453	})->prio (Coro::PRIO_MAX);
3058	};	3454	};
3059		3455
		3456	evthread_start IO::AIO::poll_fileno;
		3457
		3458	cf::sync_job {
		3459	reload_resources;
3060	reload_config;	3460	reload_config;
3061	db_init;	3461	db_init;
		3462
		3463	cf::load_settings;
		3464	cf::load_materials;
		3465	cf::init_uuid;
		3466	cf::init_signals;
		3467	cf::init_commands;
		3468	cf::init_skills;
		3469
		3470	cf::init_beforeplay;
		3471
		3472	atomic;
		3473
3062	load_extensions;	3474	load_extensions;
3063		3475
3064	$TICK_WATCHER->start;	3476	utime time, time, $RUNTIMEFILE;
3065	Event::loop;	3477
		3478	# no (long-running) fork's whatsoever before this point(!)
		3479	use POSIX ();
		3480	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3481
		3482	(pop @POST_INIT)->(0) while @POST_INIT;
		3483	};
		3484
		3485	main_loop;
3066	}	3486	}
3067		3487
3068	#############################################################################	3488	#############################################################################
3069	# initialisation and cleanup	3489	# initialisation and cleanup
3070		3490
3071	# install some emergency cleanup handlers	3491	# install some emergency cleanup handlers
3072	BEGIN {	3492	BEGIN {
		3493	our %SIGWATCHER = ();
3073	for my $signal (qw(INT HUP TERM)) {	3494	for my $signal (qw(INT HUP TERM)) {
3074	Event->signal (	3495	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3075	reentrant => 0,
3076	data => WF_AUTOCANCEL,
3077	signal => $signal,
3078	prio => 0,
3079	cb => sub {
3080	cf::cleanup "SIG$signal";	3496	cf::cleanup "SIG$signal";
3081	},
3082	);	3497	};
3083	}	3498	}
3084	}	3499	}
3085		3500
3086	sub write_runtime {	3501	sub write_runtime_sync {
3087	my $runtime = "$LOCALDIR/runtime";
3088
3089	# first touch the runtime file to show we are still running:	3502	# first touch the runtime file to show we are still running:
3090	# the fsync below can take a very very long time.	3503	# the fsync below can take a very very long time.
3091		3504
3092	IO::AIO::aio_utime $runtime, undef, undef;	3505	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3093		3506
3094	my $guard = cf::lock_acquire "write_runtime";	3507	my $guard = cf::lock_acquire "write_runtime";
3095		3508
3096	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3509	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3097	or return;	3510	or return;
3098		3511
3099	my $value = $cf::RUNTIME + 90 + 10;	3512	my $value = $cf::RUNTIME + 90 + 10;
3100	# 10 is the runtime save interval, for a monotonic clock	3513	# 10 is the runtime save interval, for a monotonic clock
3101	# 60 allows for the watchdog to kill the server.	3514	# 60 allows for the watchdog to kill the server.
…		…
3111	aio_utime $fh, undef, undef;	3524	aio_utime $fh, undef, undef;
3112		3525
3113	close $fh	3526	close $fh
3114	or return;	3527	or return;
3115		3528
3116	aio_rename "$runtime~", $runtime	3529	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3117	and return;	3530	and return;
3118		3531
3119	warn "runtime file written.\n";	3532	warn "runtime file written.\n";
3120		3533
3121	1	3534	1
		3535	}
		3536
		3537	our $uuid_lock;
		3538	our $uuid_skip;
		3539
		3540	sub write_uuid_sync($) {
		3541	$uuid_skip ||= $_[0];
		3542
		3543	return if $uuid_lock;
		3544	local $uuid_lock = 1;
		3545
		3546	my $uuid = "$LOCALDIR/uuid";
		3547
		3548	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3549	or return;
		3550
		3551	my $value = uuid_seq uuid_cur;
		3552
		3553	unless ($value) {
		3554	warn "cowardly refusing to write zero uuid value!\n";
		3555	return;
		3556	}
		3557
		3558	my $value = uuid_str $value + $uuid_skip;
		3559	$uuid_skip = 0;
		3560
		3561	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3562	and return;
		3563
		3564	# always fsync - this file is important
		3565	aio_fsync $fh
		3566	and return;
		3567
		3568	close $fh
		3569	or return;
		3570
		3571	aio_rename "$uuid~", $uuid
		3572	and return;
		3573
		3574	warn "uuid file written ($value).\n";
		3575
		3576	1
		3577
		3578	}
		3579
		3580	sub write_uuid($$) {
		3581	my ($skip, $sync) = @_;
		3582
		3583	$sync ? write_uuid_sync $skip
		3584	: async { write_uuid_sync $skip };
3122	}	3585	}
3123		3586
3124	sub emergency_save() {	3587	sub emergency_save() {
3125	my $freeze_guard = cf::freeze_mainloop;	3588	my $freeze_guard = cf::freeze_mainloop;
3126		3589
3127	warn "enter emergency perl save\n";	3590	warn "emergency_perl_save: enter\n";
3128		3591
3129	cf::sync_job {	3592	cf::sync_job {
		3593	# this is a trade-off: we want to be very quick here, so
		3594	# save all maps without fsync, and later call a global sync
		3595	# (which in turn might be very very slow)
		3596	local $USE_FSYNC = 0;
		3597
3130	# use a peculiar iteration method to avoid tripping on perl	3598	# use a peculiar iteration method to avoid tripping on perl
3131	# refcount bugs in for. also avoids problems with players	3599	# refcount bugs in for. also avoids problems with players
3132	# and maps saved/destroyed asynchronously.	3600	# and maps saved/destroyed asynchronously.
3133	warn "begin emergency player save\n";	3601	warn "emergency_perl_save: begin player save\n";
3134	for my $login (keys %cf::PLAYER) {	3602	for my $login (keys %cf::PLAYER) {
3135	my $pl = $cf::PLAYER{$login} or next;	3603	my $pl = $cf::PLAYER{$login} or next;
3136	$pl->valid or next;	3604	$pl->valid or next;
		3605	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3137	$pl->save;	3606	$pl->save;
3138	}	3607	}
3139	warn "end emergency player save\n";	3608	warn "emergency_perl_save: end player save\n";
3140		3609
3141	warn "begin emergency map save\n";	3610	warn "emergency_perl_save: begin map save\n";
3142	for my $path (keys %cf::MAP) {	3611	for my $path (keys %cf::MAP) {
3143	my $map = $cf::MAP{$path} or next;	3612	my $map = $cf::MAP{$path} or next;
3144	$map->valid or next;	3613	$map->valid or next;
3145	$map->save;	3614	$map->save;
3146	}	3615	}
3147	warn "end emergency map save\n";	3616	warn "emergency_perl_save: end map save\n";
3148		3617
3149	warn "begin emergency database checkpoint\n";	3618	warn "emergency_perl_save: begin database checkpoint\n";
3150	BDB::db_env_txn_checkpoint $DB_ENV;	3619	BDB::db_env_txn_checkpoint $DB_ENV;
3151	warn "end emergency database checkpoint\n";	3620	warn "emergency_perl_save: end database checkpoint\n";
		3621
		3622	warn "emergency_perl_save: begin write uuid\n";
		3623	write_uuid_sync 1;
		3624	warn "emergency_perl_save: end write uuid\n";
3152	};	3625	};
3153		3626
		3627	warn "emergency_perl_save: starting sync()\n";
		3628	IO::AIO::aio_sync sub {
		3629	warn "emergency_perl_save: finished sync()\n";
		3630	};
		3631
3154	warn "leave emergency perl save\n";	3632	warn "emergency_perl_save: leave\n";
3155	}	3633	}
3156		3634
3157	sub post_cleanup {	3635	sub post_cleanup {
3158	my ($make_core) = @_;	3636	my ($make_core) = @_;
3159		3637
3160	warn Carp::longmess "post_cleanup backtrace"	3638	warn Carp::longmess "post_cleanup backtrace"
3161	if $make_core;	3639	if $make_core;
		3640
		3641	my $fh = pidfile;
		3642	unlink $PIDFILE if <$fh> == $$;
		3643	}
		3644
		3645	# a safer delete_package, copied from Symbol
		3646	sub clear_package($) {
		3647	my $pkg = shift;
		3648
		3649	# expand to full symbol table name if needed
		3650	unless ($pkg =~ /^main::.*::$/) {
		3651	$pkg = "main$pkg" if $pkg =~ /^::/;
		3652	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3653	$pkg .= '::' unless $pkg =~ /::$/;
		3654	}
		3655
		3656	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3657	my $stem_symtab = *{$stem}{HASH};
		3658
		3659	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3660	or return;
		3661
		3662	# clear all symbols
		3663	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3664	for my $name (keys %$leaf_symtab) {
		3665	_gv_clear *{"$pkg$name"};
		3666	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3667	}
		3668	warn "cleared package $pkg\n";#d#
3162	}	3669	}
3163		3670
3164	sub do_reload_perl() {	3671	sub do_reload_perl() {
3165	# can/must only be called in main	3672	# can/must only be called in main
3166	if ($Coro::current != $Coro::main) {	3673	if ($Coro::current != $Coro::main) {
3167	warn "can only reload from main coroutine";	3674	warn "can only reload from main coroutine";
3168	return;	3675	return;
3169	}	3676	}
3170		3677
		3678	return if $RELOAD++;
		3679
		3680	my $t1 = EV::time;
		3681
		3682	while ($RELOAD) {
3171	warn "reloading...";	3683	warn "reloading...";
3172		3684
3173	warn "entering sync_job";	3685	warn "entering sync_job";
3174		3686
3175	cf::sync_job {	3687	cf::sync_job {
3176	cf::write_runtime; # external watchdog should not bark	3688	cf::write_runtime_sync; # external watchdog should not bark
3177	cf::emergency_save;	3689	cf::emergency_save;
3178	cf::write_runtime; # external watchdog should not bark	3690	cf::write_runtime_sync; # external watchdog should not bark
3179		3691
3180	warn "syncing database to disk";	3692	warn "syncing database to disk";
3181	BDB::db_env_txn_checkpoint $DB_ENV;	3693	BDB::db_env_txn_checkpoint $DB_ENV;
3182		3694
3183	# if anything goes wrong in here, we should simply crash as we already saved	3695	# if anything goes wrong in here, we should simply crash as we already saved
3184		3696
3185	warn "cancelling all WF_AUTOCANCEL watchers";
3186	for (Event::all_watchers) {
3187	$_->cancel if $_->data & WF_AUTOCANCEL;
3188	}
3189
3190	warn "flushing outstanding aio requests";	3697	warn "flushing outstanding aio requests";
3191	for (;;) {
3192	BDB::flush;
3193	IO::AIO::flush;
3194	Coro::cede;
3195	last unless IO::AIO::nreqs || BDB::nreqs;	3698	while (IO::AIO::nreqs || BDB::nreqs) {
3196	warn "iterate...";	3699	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3197	}
3198
3199	++$RELOAD;
3200
3201	warn "cancelling all extension coros";
3202	$_->cancel for values %EXT_CORO;
3203	%EXT_CORO = ();
3204
3205	warn "removing commands";
3206	%COMMAND = ();
3207
3208	warn "removing ext/exti commands";
3209	%EXTCMD = ();
3210	%EXTICMD = ();
3211
3212	warn "unloading/nuking all extensions";
3213	for my $pkg (@EXTS) {
3214	warn "... unloading $pkg";
3215
3216	if (my $cb = $pkg->can ("unload")) {
3217	eval {
3218	$cb->($pkg);
3219	1
3220	} or warn "$pkg unloaded, but with errors: $@";
3221	}	3700	}
3222		3701
3223	warn "... nuking $pkg";	3702	warn "cancelling all extension coros";
3224	Symbol::delete_package $pkg;	3703	$_->cancel for values %EXT_CORO;
3225	}	3704	%EXT_CORO = ();
3226		3705
3227	warn "unloading all perl modules loaded from $LIBDIR";	3706	warn "removing commands";
3228	while (my ($k, $v) = each %INC) {	3707	%COMMAND = ();
3229	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3230		3708
		3709	warn "removing ext/exti commands";
		3710	%EXTCMD = ();
		3711	%EXTICMD = ();
		3712
		3713	warn "unloading/nuking all extensions";
		3714	for my $pkg (@EXTS) {
3231	warn "... unloading $k";	3715	warn "... unloading $pkg";
3232	delete $INC{$k};
3233		3716
3234	$k =~ s/\.pm$//;
3235	$k =~ s/\//::/g;
3236
3237	if (my $cb = $k->can ("unload_module")) {	3717	if (my $cb = $pkg->can ("unload")) {
		3718	eval {
3238	$cb->();	3719	$cb->($pkg);
		3720	1
		3721	} or warn "$pkg unloaded, but with errors: $@";
		3722	}
		3723
		3724	warn "... clearing $pkg";
		3725	clear_package $pkg;
3239	}	3726	}
3240		3727
3241	Symbol::delete_package $k;	3728	warn "unloading all perl modules loaded from $LIBDIR";
		3729	while (my ($k, $v) = each %INC) {
		3730	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3731
		3732	warn "... unloading $k";
		3733	delete $INC{$k};
		3734
		3735	$k =~ s/\.pm$//;
		3736	$k =~ s/\//::/g;
		3737
		3738	if (my $cb = $k->can ("unload_module")) {
		3739	$cb->();
		3740	}
		3741
		3742	clear_package $k;
3242	}	3743	}
3243		3744
3244	warn "getting rid of safe::, as good as possible";	3745	warn "getting rid of safe::, as good as possible";
3245	Symbol::delete_package "safe::$_"	3746	clear_package "safe::$_"
3246	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3747	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3247		3748
3248	warn "unloading cf.pm \"a bit\"";	3749	warn "unloading cf.pm \"a bit\"";
3249	delete $INC{"cf.pm"};	3750	delete $INC{"cf.pm"};
3250	delete $INC{"cf/pod.pm"};	3751	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3251		3752
3252	# don't, removes xs symbols, too,	3753	# don't, removes xs symbols, too,
3253	# and global variables created in xs	3754	# and global variables created in xs
3254	#Symbol::delete_package __PACKAGE__;	3755	#clear_package __PACKAGE__;
3255		3756
3256	warn "unload completed, starting to reload now";	3757	warn "unload completed, starting to reload now";
3257		3758
3258	warn "reloading cf.pm";	3759	warn "reloading cf.pm";
3259	require cf;	3760	require cf;
3260	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3761	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3261		3762
3262	warn "loading config and database again";	3763	warn "loading config and database again";
3263	cf::reload_config;	3764	cf::reload_config;
3264		3765
3265	warn "loading extensions";	3766	warn "loading extensions";
3266	cf::load_extensions;	3767	cf::load_extensions;
3267		3768
		3769	if ($REATTACH_ON_RELOAD) {
3268	warn "reattaching attachments to objects/players";	3770	warn "reattaching attachments to objects/players";
3269	_global_reattach; # objects, sockets	3771	_global_reattach; # objects, sockets
3270	warn "reattaching attachments to maps";	3772	warn "reattaching attachments to maps";
3271	reattach $_ for values %MAP;	3773	reattach $_ for values %MAP;
3272	warn "reattaching attachments to players";	3774	warn "reattaching attachments to players";
3273	reattach $_ for values %PLAYER;	3775	reattach $_ for values %PLAYER;
		3776	}
3274		3777
		3778	warn "running post_init jobs";
		3779	(pop @POST_INIT)->(1) while @POST_INIT;
		3780
3275	warn "leaving sync_job";	3781	warn "leaving sync_job";
3276		3782
3277	1	3783	1
3278	} or do {	3784	} or do {
3279	warn $@;	3785	warn $@;
3280	warn "error while reloading, exiting.";	3786	cf::cleanup "error while reloading, exiting.";
3281	exit 1;
3282	};	3787	};
3283		3788
3284	warn "reloaded";	3789	warn "reloaded";
		3790	--$RELOAD;
		3791	}
		3792
		3793	$t1 = EV::time - $t1;
		3794	warn "reload completed in ${t1}s\n";
3285	};	3795	};
3286		3796
3287	our $RELOAD_WATCHER; # used only during reload	3797	our $RELOAD_WATCHER; # used only during reload
3288		3798
3289	sub reload_perl() {	3799	sub reload_perl() {
3290	# doing reload synchronously and two reloads happen back-to-back,	3800	# doing reload synchronously and two reloads happen back-to-back,
3291	# coro crashes during coro_state_free->destroy here.	3801	# coro crashes during coro_state_free->destroy here.
3292		3802
3293	$RELOAD_WATCHER ||= Event->timer (	3803	$RELOAD_WATCHER ||= cf::async {
3294	reentrant => 0,	3804	Coro::AIO::aio_wait cache_extensions;
3295	after => 0,	3805
3296	data => WF_AUTOCANCEL,	3806	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3297	cb => sub {
3298	do_reload_perl;	3807	do_reload_perl;
3299	undef $RELOAD_WATCHER;	3808	undef $RELOAD_WATCHER;
3300	},	3809	};
3301	);	3810	};
3302	}	3811	}
3303		3812
3304	register_command "reload" => sub {	3813	register_command "reload" => sub {
3305	my ($who, $arg) = @_;	3814	my ($who, $arg) = @_;
3306		3815
3307	if ($who->flag (FLAG_WIZ)) {	3816	if ($who->flag (FLAG_WIZ)) {
3308	$who->message ("reloading server.");	3817	$who->message ("reloading server.");
		3818	async {
		3819	$Coro::current->{desc} = "perl_reload";
3309	async { reload_perl };	3820	reload_perl;
		3821	};
3310	}	3822	}
3311	};	3823	};
3312		3824
3313	unshift @INC, $LIBDIR;	3825	unshift @INC, $LIBDIR;
3314		3826
…		…
3316		3828
3317	our @WAIT_FOR_TICK;	3829	our @WAIT_FOR_TICK;
3318	our @WAIT_FOR_TICK_BEGIN;	3830	our @WAIT_FOR_TICK_BEGIN;
3319		3831
3320	sub wait_for_tick {	3832	sub wait_for_tick {
3321	return unless $TICK_WATCHER->is_active;
3322	return if $Coro::current == $Coro::main;	3833	return if tick_inhibit || $Coro::current == $Coro::main;
3323		3834
3324	my $signal = new Coro::Signal;	3835	my $signal = new Coro::Signal;
3325	push @WAIT_FOR_TICK, $signal;	3836	push @WAIT_FOR_TICK, $signal;
3326	$signal->wait;	3837	$signal->wait;
3327	}	3838	}
3328		3839
3329	sub wait_for_tick_begin {	3840	sub wait_for_tick_begin {
3330	return unless $TICK_WATCHER->is_active;
3331	return if $Coro::current == $Coro::main;	3841	return if tick_inhibit || $Coro::current == $Coro::main;
3332		3842
3333	my $signal = new Coro::Signal;	3843	my $signal = new Coro::Signal;
3334	push @WAIT_FOR_TICK_BEGIN, $signal;	3844	push @WAIT_FOR_TICK_BEGIN, $signal;
3335	$signal->wait;	3845	$signal->wait;
3336	}	3846	}
3337		3847
3338	my $min = 1e6;#d#	3848	sub tick {
3339	my $avg = 10;
3340	$TICK_WATCHER = Event->timer (
3341	reentrant => 0,
3342	parked => 1,
3343	prio => 0,
3344	at => $NEXT_TICK || $TICK,
3345	data => WF_AUTOCANCEL,
3346	cb => sub {
3347	if ($Coro::current != $Coro::main) {	3849	if ($Coro::current != $Coro::main) {
3348	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3850	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3349	unless ++$bug_warning > 10;	3851	unless ++$bug_warning > 10;
3350	return;	3852	return;
3351	}	3853	}
3352		3854
3353	$NOW = $tick_start = Event::time;
3354
3355	cf::server_tick; # one server iteration	3855	cf::server_tick; # one server iteration
3356		3856
3357	0 && sync_job {#d#	3857	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3358	for(1..10) {	3858	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3359	my $t = Event::time;	3859	Coro::async_pool {
3360	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3860	$Coro::current->{desc} = "runtime saver";
3361	or die;	3861	write_runtime_sync
3362		3862	or warn "ERROR: unable to write runtime file: $!";
3363	$map->width (50);
3364	$map->height (50);
3365	$map->alloc;
3366	$map->_load_objects ("/tmp/x.map", 1);
3367	my $t = Event::time - $t;
3368
3369	#next unless $t < 0.0013;#d#
3370	if ($t < $min) {
3371	$min = $t;
3372	}
3373	$avg = $avg * 0.99 + $t * 0.01;
3374	}
3375	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3376	exit 0;
3377	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3378	};	3863	};
		3864	}
3379		3865
3380	$RUNTIME += $TICK;
3381	$NEXT_TICK += $TICK;
3382
3383	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3384	$NEXT_RUNTIME_WRITE = $NOW + 10;
3385	Coro::async_pool {
3386	write_runtime
3387	or warn "ERROR: unable to write runtime file: $!";
3388	};
3389	}
3390
3391	# my $AFTER = Event::time;
3392	# warn $AFTER - $NOW;#d#
3393
3394	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3866	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3395	$sig->send;	3867	$sig->send;
3396	}	3868	}
3397	while (my $sig = shift @WAIT_FOR_TICK) {	3869	while (my $sig = shift @WAIT_FOR_TICK) {
3398	$sig->send;	3870	$sig->send;
3399	}	3871	}
3400		3872
3401	$NOW = Event::time;	3873	$LOAD = ($NOW - $TICK_START) / $TICK;
3402
3403	# if we are delayed by four ticks or more, skip them all
3404	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3405
3406	$TICK_WATCHER->at ($NEXT_TICK);
3407	$TICK_WATCHER->start;
3408
3409	$LOAD = ($NOW - $tick_start) / $TICK;
3410	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3874	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3411		3875
3412	_post_tick;	3876	if (0) {
3413		3877	if ($NEXT_TICK) {
3414		3878	my $jitter = $TICK_START - $NEXT_TICK;
		3879	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3880	warn "jitter $JITTER\n";#d#
		3881	}
3415	},	3882	}
3416	);	3883	}
3417		3884
3418	{	3885	{
3419	BDB::max_poll_time $TICK * 0.1;	3886	# configure BDB
3420	$BDB_POLL_WATCHER = Event->io (	3887
3421	reentrant => 0,
3422	fd => BDB::poll_fileno,
3423	poll => 'r',
3424	prio => 0,
3425	data => WF_AUTOCANCEL,
3426	cb => \&BDB::poll_cb,
3427	);
3428	BDB::min_parallel 8;	3888	BDB::min_parallel 8;
3429		3889	BDB::max_poll_reqs $TICK * 0.1;
3430	BDB::set_sync_prepare {	3890	$AnyEvent::BDB::WATCHER->priority (1);
3431	my $status;
3432	my $current = $Coro::current;
3433	(
3434	sub {
3435	$status = $!;
3436	$current->ready; undef $current;
3437	},
3438	sub {
3439	Coro::schedule while defined $current;
3440	$! = $status;
3441	},
3442	)
3443	};
3444		3891
3445	unless ($DB_ENV) {	3892	unless ($DB_ENV) {
3446	$DB_ENV = BDB::db_env_create;	3893	$DB_ENV = BDB::db_env_create;
		3894	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3895	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3896	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3897	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3898	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3447		3899
3448	cf::sync_job {	3900	cf::sync_job {
3449	eval {	3901	eval {
3450	BDB::db_env_open	3902	BDB::db_env_open
3451	$DB_ENV,	3903	$DB_ENV,
…		…
3453	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3905	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3454	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3906	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3455	0666;	3907	0666;
3456		3908
3457	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3909	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3458
3459	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3460	$DB_ENV->set_lk_detect;
3461	};	3910	};
3462		3911
3463	cf::cleanup "db_env_open(db): $@" if $@;	3912	cf::cleanup "db_env_open(db): $@" if $@;
3464	};	3913	};
3465	}	3914	}
		3915
		3916	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3917	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3918	};
		3919	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3920	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3921	};
		3922	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3923	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3924	};
3466	}	3925	}
3467		3926
3468	{	3927	{
		3928	# configure IO::AIO
		3929
3469	IO::AIO::min_parallel 8;	3930	IO::AIO::min_parallel 8;
3470
3471	undef $Coro::AIO::WATCHER;
3472	IO::AIO::max_poll_time $TICK * 0.1;	3931	IO::AIO::max_poll_time $TICK * 0.1;
3473	$AIO_POLL_WATCHER = Event->io (	3932	undef $AnyEvent::AIO::WATCHER;
3474	reentrant => 0,
3475	data => WF_AUTOCANCEL,
3476	fd => IO::AIO::poll_fileno,
3477	poll => 'r',
3478	prio => 6,
3479	cb => \&IO::AIO::poll_cb,
3480	);
3481	}	3933	}
3482		3934
3483	my $_log_backtrace;	3935	my $_log_backtrace;
3484		3936
3485	sub _log_backtrace {	3937	sub _log_backtrace {
…		…
3488	$msg =~ s/\n//;	3940	$msg =~ s/\n//;
3489		3941
3490	# limit the # of concurrent backtraces	3942	# limit the # of concurrent backtraces
3491	if ($_log_backtrace < 2) {	3943	if ($_log_backtrace < 2) {
3492	++$_log_backtrace;	3944	++$_log_backtrace;
		3945	my $perl_bt = Carp::longmess $msg;
3493	async {	3946	async {
		3947	$Coro::current->{desc} = "abt $msg";
		3948
3494	my @bt = fork_call {	3949	my @bt = fork_call {
3495	@addr = map { sprintf "%x", $_ } @addr;	3950	@addr = map { sprintf "%x", $_ } @addr;
3496	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3951	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3497	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3952	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3498	or die "addr2line: $!";	3953	or die "addr2line: $!";
…		…
3506	}	3961	}
3507		3962
3508	@funcs	3963	@funcs
3509	};	3964	};
3510		3965
3511	LOG llevInfo, "[ABT] $msg\n";	3966	LOG llevInfo, "[ABT] $perl_bt\n";
		3967	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3512	LOG llevInfo, "[ABT] $_\n" for @bt;	3968	LOG llevInfo, "[ABT] $_\n" for @bt;
3513	--$_log_backtrace;	3969	--$_log_backtrace;
3514	};	3970	};
3515	} else {	3971	} else {
3516	LOG llevInfo, "[ABT] $msg\n";	3972	LOG llevInfo, "[ABT] $msg\n";
3517	LOG llevInfo, "[ABT] [suppressed]\n";	3973	LOG llevInfo, "[ABT] [suppressed]\n";
3518	}	3974	}
3519	}	3975	}
3520		3976
3521	# load additional modules	3977	# load additional modules
3522	use cf::pod;	3978	require "cf/$_.pm" for @EXTRA_MODULES;
3523		3979
3524	END { cf::emergency_save }	3980	END { cf::emergency_save }
3525		3981
3526	1	3982	1
3527		3983

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