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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.349 by root, Fri Aug 31 04:10:43 2007 UTC vs.
Revision 1.493 by root, Mon Oct 26 02:34:37 2009 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
		25	use 5.10.0;
3	use utf8;	26	use utf8;
4	use strict;	27	use strict qw(vars subs);
5		28
6	use Symbol;	29	use Symbol;
7	use List::Util;	30	use List::Util;
8	use Socket;	31	use Socket;
9	use Storable;	32	use EV;
10	use Event;
11	use Opcode;	33	use Opcode;
12	use Safe;	34	use Safe;
13	use Safe::Hole;	35	use Safe::Hole;
		36	use Storable ();
		37	use Carp ();
14		38
		39	use Guard ();
15	use Coro 3.64 ();	40	use Coro ();
16	use Coro::State;	41	use Coro::State;
17	use Coro::Handle;	42	use Coro::Handle;
		43	use Coro::EV;
18	use Coro::Event;	44	use Coro::AnyEvent;
19	use Coro::Timer;	45	use Coro::Timer;
20	use Coro::Signal;	46	use Coro::Signal;
21	use Coro::Semaphore;	47	use Coro::Semaphore;
		48	use Coro::SemaphoreSet;
		49	use Coro::AnyEvent;
22	use Coro::AIO;	50	use Coro::AIO;
		51	use Coro::BDB 1.6;
23	use Coro::Storable;	52	use Coro::Storable;
24	use Coro::Util ();	53	use Coro::Util ();
25		54
26	use JSON::XS ();	55	use JSON::XS 2.01 ();
27	use BDB ();	56	use BDB ();
28	use Data::Dumper;	57	use Data::Dumper;
29	use Digest::MD5;	58	use Digest::MD5;
30	use Fcntl;	59	use Fcntl;
31	use YAML::Syck ();	60	use YAML::XS ();
32	use IO::AIO 2.32 ();	61	use IO::AIO ();
33	use Time::HiRes;	62	use Time::HiRes;
34	use Compress::LZF;	63	use Compress::LZF;
35	use Digest::MD5 ();	64	use Digest::MD5 ();
		65
		66	AnyEvent::detect;
36		67
37	# configure various modules to our taste	68	# configure various modules to our taste
38	#	69	#
39	$Storable::canonical = 1; # reduce rsync transfers	70	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	71	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		72
		73	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		74
		75	# make sure c-lzf reinitialises itself
		76	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	77	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		78
43	$Event::Eval = 1; # no idea why this is required, but it is	79	# strictly for debugging
44		80	$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		81
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	82	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		83
52	our %COMMAND = ();	84	our %COMMAND = ();
53	our %COMMAND_TIME = ();	85	our %COMMAND_TIME = ();
…		…
56	our %EXTCMD = ();	88	our %EXTCMD = ();
57	our %EXTICMD = ();	89	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	90	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	91	our %EXT_MAP = (); # pluggable maps
60		92
61	our $RELOAD; # number of reloads so far	93	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	94	our @EVENT;
		95	our @REFLECT; # set by XS
		96	our %REFLECT; # set by us
63		97
64	our $CONFDIR = confdir;	98	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	99	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	100	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	101	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	102	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	103	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	104	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	105	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	106	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	107	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	108	our $BDBDIR = "$LOCALDIR/db";
		109	our $PIDFILE = "$LOCALDIR/pid";
		110	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		111
		112	our %RESOURCE;
75		113
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	114	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	115	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	116	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	117	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		118
		119	our $BDB_DEADLOCK_WATCHER;
		120	our $BDB_CHECKPOINT_WATCHER;
84	our $BDB_POLL_WATCHER;	121	our $BDB_TRICKLE_WATCHER;
85	our $DB_ENV;	122	our $DB_ENV;
		123
		124	our @EXTRA_MODULES = qw(pod match mapscript);
86		125
87	our %CFG;	126	our %CFG;
88		127
89	our $UPTIME; $UPTIME ||= time;	128	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;	129	our $RUNTIME;
		130	our $NOW;
91		131
92	our %PLAYER; # all users	132	our (%PLAYER, %PLAYER_LOADING); # all users
93	our %MAP; # all maps	133	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	134	our $LINK_MAP; # the special {link} map, which is always available
95		135
96	# used to convert map paths into valid unix filenames by replacing / by ∕	136	# used to convert map paths into valid unix filenames by replacing / by ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	137	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		138
99	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	139	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100	our $LOADAVG; # same thing, but with alpha-smoothing	140	our $LOADAVG; # same thing, but with alpha-smoothing
		141	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	142	our $TICK_START; # for load detecting purposes
		143
		144	our @POST_INIT;
		145
		146	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		147	our $REALLY_UNLOOP; # never set to true, please :)
102		148
103	binmode STDOUT;	149	binmode STDOUT;
104	binmode STDERR;	150	binmode STDERR;
105		151
106	# read virtual server time, if available	152	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	153	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	154	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	155	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	156	$RUNTIME = <$fh> + 0.;
111	}	157	}
		158
		159	eval "sub TICK() { $TICK } 1" or die;
112		160
113	mkdir $_	161	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	162	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		163
116	our $EMERGENCY_POSITION;	164	our $EMERGENCY_POSITION;
117		165
118	sub cf::map::normalise;	166	sub cf::map::normalise;
		167
		168	#############################################################################
		169
		170	%REFLECT = ();
		171	for (@REFLECT) {
		172	my $reflect = JSON::XS::decode_json $_;
		173	$REFLECT{$reflect->{class}} = $reflect;
		174	}
		175
		176	# this is decidedly evil
		177	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
119		178
120	#############################################################################	179	#############################################################################
121		180
122	=head2 GLOBAL VARIABLES	181	=head2 GLOBAL VARIABLES
123		182
…		…
159		218
160	The raw value load value from the last tick.	219	The raw value load value from the last tick.
161		220
162	=item %cf::CFG	221	=item %cf::CFG
163		222
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	223	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	224	from wherever your confdir points to.
166		225
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	226	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		227
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	228	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
170	returns directly I<after> the tick processing (and consequently, can only wake one process	229	returns directly I<after> the tick processing (and consequently, can only wake one process
171	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	230	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
172		231
173	=item @cf::INVOKE_RESULTS	232	=item @cf::INVOKE_RESULTS
174		233
175	This array contains the results of the last C<invoke ()> call. When	234	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	235	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
177	that call.	236	that call.
178		237
		238	=item %cf::REFLECT
		239
		240	Contains, for each (C++) class name, a hash reference with information
		241	about object members (methods, scalars, arrays and flags) and other
		242	metadata, which is useful for introspection.
		243
179	=back	244	=back
180		245
181	=cut	246	=cut
182		247
183	BEGIN {	248	$Coro::State::WARNHOOK = sub {
184	*CORE::GLOBAL::warn = sub {
185	my $msg = join "", @_;	249	my $msg = join "", @_;
186		250
187	$msg .= "\n"	251	$msg .= "\n"
188	unless $msg =~ /\n$/;	252	unless $msg =~ /\n$/;
189		253
190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	254	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191		255
192	utf8::encode $msg;
193	LOG llevError, $msg;	256	LOG llevError, $msg;
194	};	257	};
195	}	258
		259	$Coro::State::DIEHOOK = sub {
		260	return unless $^S eq 0; # "eq", not "=="
		261
		262	warn Carp::longmess $_[0];
		263
		264	if ($Coro::current == $Coro::main) {#d#
		265	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		266	return;#d#
		267	}#d#
		268
		269	# kill coroutine otherwise
		270	Coro::terminate
		271	};
196		272
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	273	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	274	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	275	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	276	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	283	for my $pkg (qw(
208	cf::global cf::attachable	284	cf::global cf::attachable
209	cf::object cf::object::player	285	cf::object cf::object::player
210	cf::client cf::player	286	cf::client cf::player
211	cf::arch cf::living	287	cf::arch cf::living
		288	cf::map cf::mapspace
212	cf::map cf::party cf::region	289	cf::party cf::region
213	)) {	290	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	291	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	292	}
217		293
218	$Event::DIED = sub {	294	$EV::DIED = sub {
219	warn "error in event callback: @_";	295	Carp::cluck "error in event callback: @_";
220	};	296	};
221		297
222	#############################################################################	298	#############################################################################
223		299
224	=head2 UTILITY FUNCTIONS	300	=head2 UTILITY FUNCTIONS
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	322	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	323	$d
248	} || "[unable to dump $_[0]: '$@']";	324	} || "[unable to dump $_[0]: '$@']";
249	}	325	}
250		326
251	=item $ref = cf::from_json $json	327	=item $ref = cf::decode_json $json
252		328
253	Converts a JSON string into the corresponding perl data structure.	329	Converts a JSON string into the corresponding perl data structure.
254		330
255	=item $json = cf::to_json $ref	331	=item $json = cf::encode_json $ref
256		332
257	Converts a perl data structure into its JSON representation.	333	Converts a perl data structure into its JSON representation.
258		334
259	=cut	335	=cut
260		336
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	337	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		338
263	sub to_json ($) { $json_coder->encode ($_[0]) }	339	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	340	sub decode_json($) { $json_coder->decode ($_[0]) }
		341
		342	=item cf::post_init { BLOCK }
		343
		344	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		345	but I<before> the server starts ticking again.
		346
		347	The cdoeblock will have a single boolean argument to indicate whether this
		348	is a reload or not.
		349
		350	=cut
		351
		352	sub post_init(&) {
		353	push @POST_INIT, shift;
		354	}
265		355
266	=item cf::lock_wait $string	356	=item cf::lock_wait $string
267		357
268	Wait until the given lock is available. See cf::lock_acquire.	358	Wait until the given lock is available. See cf::lock_acquire.
269		359
270	=item my $lock = cf::lock_acquire $string	360	=item my $lock = cf::lock_acquire $string
271		361
272	Wait until the given lock is available and then acquires it and returns	362	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,	363	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	364	for example when the coroutine gets canceled), the lock is automatically
275	returned.	365	returned.
276		366
277	Locks are *not* recursive, locking from the same coro twice results in a	367	Locks are *not* recursive, locking from the same coro twice results in a
278	deadlocked coro.	368	deadlocked coro.
…		…
284		374
285	Return true if the lock is currently active, i.e. somebody has locked it.	375	Return true if the lock is currently active, i.e. somebody has locked it.
286		376
287	=cut	377	=cut
288		378
289	our %LOCK;	379	our $LOCKS = new Coro::SemaphoreSet;
290		380
291	sub lock_wait($) {	381	sub lock_wait($) {
292	my ($key) = @_;	382	$LOCKS->wait ($_[0]);
293
294	# wait for lock, if any
295	while ($LOCK{$key}) {
296	push @{ $LOCK{$key} }, $Coro::current;
297	Coro::schedule;
298	}
299	}	383	}
300		384
301	sub lock_acquire($) {	385	sub lock_acquire($) {
302	my ($key) = @_;	386	$LOCKS->guard ($_[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	}	387	}
314		388
315	sub lock_active($) {	389	sub lock_active($) {
316	my ($key) = @_;	390	$LOCKS->count ($_[0]) < 1
317
318	! ! $LOCK{$key}
319	}	391	}
320		392
321	sub freeze_mainloop {	393	sub freeze_mainloop {
322	return unless $TICK_WATCHER->is_active;	394	tick_inhibit_inc;
323		395
324	my $guard = Coro::guard {	396	&Guard::guard (\&tick_inhibit_dec);
325	$TICK_WATCHER->start;	397	}
326	};	398
327	$TICK_WATCHER->stop;	399	=item cf::periodic $interval, $cb
328	$guard	400
		401	Like EV::periodic, but randomly selects a starting point so that the actions
		402	get spread over timer.
		403
		404	=cut
		405
		406	sub periodic($$) {
		407	my ($interval, $cb) = @_;
		408
		409	my $start = rand List::Util::min 180, $interval;
		410
		411	EV::periodic $start, $interval, 0, $cb
329	}	412	}
330		413
331	=item cf::get_slot $time[, $priority[, $name]]	414	=item cf::get_slot $time[, $priority[, $name]]
332		415
333	Allocate $time seconds of blocking CPU time at priority C<$priority>:	416	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
344	our @SLOT_QUEUE;	427	our @SLOT_QUEUE;
345	our $SLOT_QUEUE;	428	our $SLOT_QUEUE;
346		429
347	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	430	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
348	$SLOT_QUEUE = Coro::async {	431	$SLOT_QUEUE = Coro::async {
		432	$Coro::current->desc ("timeslot manager");
		433
349	my $signal = new Coro::Signal;	434	my $signal = new Coro::Signal;
350		435
351	while () {	436	while () {
352	next_job:	437	next_job:
353	my $avail = cf::till_tick;	438	my $avail = cf::till_tick;
…		…
361	}	446	}
362	}	447	}
363	}	448	}
364		449
365	if (@SLOT_QUEUE) {	450	if (@SLOT_QUEUE) {
366	# we do not use wait_For_tick() as it returns immediately when tick is inactive	451	# we do not use wait_for_tick() as it returns immediately when tick is inactive
367	push @cf::WAIT_FOR_TICK, $signal;	452	push @cf::WAIT_FOR_TICK, $signal;
368	$signal->wait;	453	$signal->wait;
369	} else {	454	} else {
370	Coro::schedule;	455	Coro::schedule;
371	}	456	}
372	}	457	}
373	};	458	};
374		459
375	sub get_slot($;$$) {	460	sub get_slot($;$$) {
		461	return if tick_inhibit || $Coro::current == $Coro::main;
		462
376	my ($time, $pri, $name) = @_;	463	my ($time, $pri, $name) = @_;
377		464
378	$time = $TICK * .6 if $time > $TICK * .6;	465	$time = $TICK * .6 if $time > $TICK * .6;
379	my $sig = new Coro::Signal;	466	my $sig = new Coro::Signal;
380		467
…		…
394		481
395	BEGIN { *async = \&Coro::async_pool }	482	BEGIN { *async = \&Coro::async_pool }
396		483
397	=item cf::sync_job { BLOCK }	484	=item cf::sync_job { BLOCK }
398		485
399	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	486	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	487	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	488	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
402	acceptable.	489	acceptable.
403		490
404	If it must be done, put the blocking parts into C<sync_job>. This will run	491	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	492	the given BLOCK in another coroutine while waiting for the result. The
…		…
410		497
411	sub sync_job(&) {	498	sub sync_job(&) {
412	my ($job) = @_;	499	my ($job) = @_;
413		500
414	if ($Coro::current == $Coro::main) {	501	if ($Coro::current == $Coro::main) {
415	my $time = Event::time;	502	my $time = EV::time;
416		503
417	# this is the main coro, too bad, we have to block	504	# this is the main coro, too bad, we have to block
418	# till the operation succeeds, freezing the server :/	505	# till the operation succeeds, freezing the server :/
419		506
420	# TODO: use suspend/resume instead	507	LOG llevError, Carp::longmess "sync job";#d#
421	# (but this is cancel-safe)	508
422	my $freeze_guard = freeze_mainloop;	509	my $freeze_guard = freeze_mainloop;
423		510
424	my $busy = 1;	511	my $busy = 1;
425	my @res;	512	my @res;
426		513
427	(async {	514	(async {
		515	$Coro::current->desc ("sync job coro");
428	@res = eval { $job->() };	516	@res = eval { $job->() };
429	warn $@ if $@;	517	warn $@ if $@;
430	undef $busy;	518	undef $busy;
431	})->prio (Coro::PRIO_MAX);	519	})->prio (Coro::PRIO_MAX);
432		520
433	while ($busy) {	521	while ($busy) {
434	Coro::cede or Event::one_event;	522	if (Coro::nready) {
		523	Coro::cede_notself;
		524	} else {
		525	EV::loop EV::LOOP_ONESHOT;
435	}	526	}
		527	}
436		528
437	$time = Event::time - $time;	529	my $time = EV::time - $time;
438		530
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	531	$TICK_START += $time; # do not account sync jobs to server load
443		532
444	wantarray ? @res : $res[0]	533	wantarray ? @res : $res[0]
445	} else {	534	} else {
446	# we are in another coroutine, how wonderful, everything just works	535	# we are in another coroutine, how wonderful, everything just works
447		536
…		…
472	=item fork_call { }, $args	561	=item fork_call { }, $args
473		562
474	Executes the given code block with the given arguments in a seperate	563	Executes the given code block with the given arguments in a seperate
475	process, returning the results. Everything must be serialisable with	564	process, returning the results. Everything must be serialisable with
476	Coro::Storable. May, of course, block. Note that the executed sub may	565	Coro::Storable. May, of course, block. Note that the executed sub may
477	never block itself or use any form of Event handling.	566	never block itself or use any form of event handling.
478		567
479	=cut	568	=cut
480		569
481	sub fork_call(&@) {	570	sub fork_call(&@) {
482	my ($cb, @args) = @_;	571	my ($cb, @args) = @_;
483		572
484	# we seemingly have to make a local copy of the whole thing,	573	# we seemingly have to make a local copy of the whole thing,
485	# otherwise perl prematurely frees the stuff :/	574	# otherwise perl prematurely frees the stuff :/
486	# TODO: investigate and fix (liekly this will be rather laborious)	575	# TODO: investigate and fix (likely this will be rather laborious)
487		576
488	my @res = Coro::Util::fork_eval {	577	my @res = Coro::Util::fork_eval {
489	reset_signals;	578	reset_signals;
490	&$cb	579	&$cb
491	}, @args;	580	}, @args;
492		581
493	wantarray ? @res : $res[-1]	582	wantarray ? @res : $res[-1]
494	}	583	}
495		584
		585	=item $coin = coin_from_name $name
		586
		587	=cut
		588
		589	our %coin_alias = (
		590	"silver" => "silvercoin",
		591	"silvercoin" => "silvercoin",
		592	"silvercoins" => "silvercoin",
		593	"gold" => "goldcoin",
		594	"goldcoin" => "goldcoin",
		595	"goldcoins" => "goldcoin",
		596	"platinum" => "platinacoin",
		597	"platinumcoin" => "platinacoin",
		598	"platinumcoins" => "platinacoin",
		599	"platina" => "platinacoin",
		600	"platinacoin" => "platinacoin",
		601	"platinacoins" => "platinacoin",
		602	"royalty" => "royalty",
		603	"royalties" => "royalty",
		604	);
		605
		606	sub coin_from_name($) {
		607	$coin_alias{$_[0]}
		608	? cf::arch::find $coin_alias{$_[0]}
		609	: undef
		610	}
		611
496	=item $value = cf::db_get $family => $key	612	=item $value = cf::db_get $family => $key
497		613
498	Returns a single value from the environment database.	614	Returns a single value from the environment database.
499		615
500	=item cf::db_put $family => $key => $value	616	=item cf::db_put $family => $key => $value
501		617
502	Stores the given C<$value> in the family. It can currently store binary	618	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).	619	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
504		620
		621	=item $db = cf::db_table "name"
		622
		623	Create and/or open a new database table. The string must not be "db" and must be unique
		624	within each server.
		625
505	=cut	626	=cut
		627
		628	sub db_table($) {
		629	my ($name) = @_;
		630	my $db = BDB::db_create $DB_ENV;
		631
		632	eval {
		633	$db->set_flags (BDB::CHKSUM);
		634
		635	utf8::encode $name;
		636	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		637	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		638	cf::cleanup "db_open(db): $!" if $!;
		639	};
		640	cf::cleanup "db_open(db): $@" if $@;
		641
		642	$db
		643	}
506		644
507	our $DB;	645	our $DB;
508		646
509	sub db_init {	647	sub db_init {
510	unless ($DB) {
511	$DB = BDB::db_create $DB_ENV;
512
513	cf::sync_job {	648	cf::sync_job {
514	eval {	649	$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	}	650	};
524	}	651	}
525		652
526	sub db_get($$) {	653	sub db_get($$) {
527	my $key = "$_[0]/$_[1]";	654	my $key = "$_[0]/$_[1]";
528		655
…		…
626		753
627	#############################################################################	754	#############################################################################
628		755
629	=head2 ATTACHABLE OBJECTS	756	=head2 ATTACHABLE OBJECTS
630		757
631	Many objects in crossfire are so-called attachable objects. That means you can	758	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")	759	attach callbacks/event handlers (a collection of which is called an "attachment")
633	to it. All such attachable objects support the following methods.	760	to it. All such attachable objects support the following methods.
634		761
635	In the following description, CLASS can be any of C<global>, C<object>	762	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	763	C<player>, C<client> or C<map> (i.e. the attachable objects in
637	Crossfire TRT).	764	Deliantra).
638		765
639	=over 4	766	=over 4
640		767
641	=item $attachable->attach ($attachment, key => $value...)	768	=item $attachable->attach ($attachment, key => $value...)
642		769
…		…
686	=item cf::CLASS::attachment $name, ...	813	=item cf::CLASS::attachment $name, ...
687		814
688	Register an attachment by C<$name> through which attachable objects of the	815	Register an attachment by C<$name> through which attachable objects of the
689	given CLASS can refer to this attachment.	816	given CLASS can refer to this attachment.
690		817
691	Some classes such as crossfire maps and objects can specify attachments	818	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.	819	that are attached at load/instantiate time, thus the need for a name.
693		820
694	These calls expect any number of the following handler/hook descriptions:	821	These calls expect any number of the following handler/hook descriptions:
695		822
696	=over 4	823	=over 4
…		…
924	}	1051	}
925		1052
926	0	1053	0
927	}	1054	}
928		1055
929	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1056	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
930		1057
931	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1058	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
932		1059
933	Generate an object-specific event with the given arguments.	1060	Generate an object-specific event with the given arguments.
934		1061
…		…
940		1067
941	=cut	1068	=cut
942		1069
943	#############################################################################	1070	#############################################################################
944	# object support	1071	# object support
945	#
946		1072
		1073	sub _object_equal($$);
		1074	sub _object_equal($$) {
		1075	my ($a, $b) = @_;
		1076
		1077	return 0 unless (ref $a) eq (ref $b);
		1078
		1079	if ("HASH" eq ref $a) {
		1080	my @ka = keys %$a;
		1081	my @kb = keys %$b;
		1082
		1083	return 0 if @ka != @kb;
		1084
		1085	for (0 .. $#ka) {
		1086	return 0 unless $ka[$_] eq $kb[$_];
		1087	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1088	}
		1089
		1090	} elsif ("ARRAY" eq ref $a) {
		1091
		1092	return 0 if @$a != @$b;
		1093
		1094	for (0 .. $#$a) {
		1095	return 0 unless _object_equal $a->[$_], $b->[$_];
		1096	}
		1097
		1098	} elsif ($a ne $b) {
		1099	return 0;
		1100	}
		1101
		1102	1
		1103	}
		1104
		1105	our $SLOW_MERGES;#d#
947	sub _can_merge {	1106	sub _can_merge {
948	my ($ob1, $ob2) = @_;	1107	my ($ob1, $ob2) = @_;
949		1108
950	local $Storable::canonical = 1;	1109	++$SLOW_MERGES;#d#
951	my $fob1 = Storable::freeze $ob1;
952	my $fob2 = Storable::freeze $ob2;
953		1110
954	$fob1 eq $fob2	1111	# we do the slow way here
		1112	return _object_equal $ob1, $ob2
955	}	1113	}
956		1114
957	sub reattach {	1115	sub reattach {
958	# basically do the same as instantiate, without calling instantiate	1116	# basically do the same as instantiate, without calling instantiate
959	my ($obj) = @_;	1117	my ($obj) = @_;
960		1118
		1119	# no longer needed after getting rid of delete_package?
961	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1120	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
962		1121
963	my $registry = $obj->registry;	1122	my $registry = $obj->registry;
964		1123
965	@$registry = ();	1124	@$registry = ();
966		1125
…		…
981	cf::attachable->attach (	1140	cf::attachable->attach (
982	prio => -1000000,	1141	prio => -1000000,
983	on_instantiate => sub {	1142	on_instantiate => sub {
984	my ($obj, $data) = @_;	1143	my ($obj, $data) = @_;
985		1144
986	$data = from_json $data;	1145	$data = decode_json $data;
987		1146
988	for (@$data) {	1147	for (@$data) {
989	my ($name, $args) = @$_;	1148	my ($name, $args) = @$_;
990		1149
991	$obj->attach ($name, %{$args || {} });	1150	$obj->attach ($name, %{$args || {} });
…		…
1007	sub object_freezer_save {	1166	sub object_freezer_save {
1008	my ($filename, $rdata, $objs) = @_;	1167	my ($filename, $rdata, $objs) = @_;
1009		1168
1010	sync_job {	1169	sync_job {
1011	if (length $$rdata) {	1170	if (length $$rdata) {
		1171	utf8::decode (my $decname = $filename);
1012	warn sprintf "saving %s (%d,%d)\n",	1172	warn sprintf "saving %s (%d,%d)\n",
1013	$filename, length $$rdata, scalar @$objs;	1173	$decname, length $$rdata, scalar @$objs;
1014		1174
1015	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1175	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1016	chmod SAVE_MODE, $fh;	1176	aio_chmod $fh, SAVE_MODE;
1017	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1177	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1018	aio_fsync $fh if $cf::USE_FSYNC;	1178	if ($cf::USE_FSYNC) {
		1179	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;
		1180	aio_fsync $fh;
		1181	}
1019	close $fh;	1182	aio_close $fh;
1020		1183
1021	if (@$objs) {	1184	if (@$objs) {
1022	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1185	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1023	chmod SAVE_MODE, $fh;	1186	aio_chmod $fh, SAVE_MODE;
1024	my $data = Storable::nfreeze { version => 1, objs => $objs };	1187	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1025	aio_write $fh, 0, (length $data), $data, 0;	1188	aio_write $fh, 0, (length $data), $data, 0;
1026	aio_fsync $fh if $cf::USE_FSYNC;	1189	if ($cf::USE_FSYNC) {
		1190	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;
		1191	aio_fsync $fh;
		1192	}
1027	close $fh;	1193	aio_close $fh;
1028	aio_rename "$filename.pst~", "$filename.pst";	1194	aio_rename "$filename.pst~", "$filename.pst";
1029	}	1195	}
1030	} else {	1196	} else {
1031	aio_unlink "$filename.pst";	1197	aio_unlink "$filename.pst";
1032	}	1198	}
1033		1199
1034	aio_rename "$filename~", $filename;	1200	aio_rename "$filename~", $filename;
		1201
		1202	$filename =~ s%/[^/]+$%%;
		1203	aio_pathsync $filename if $cf::USE_FSYNC;
1035	} else {	1204	} else {
1036	warn "FATAL: $filename~: $!\n";	1205	warn "unable to save objects: $filename~: $!\n";
1037	}	1206	}
1038	} else {	1207	} else {
1039	aio_unlink $filename;	1208	aio_unlink $filename;
1040	aio_unlink "$filename.pst";	1209	aio_unlink "$filename.pst";
1041	}	1210	}
1042	}	1211	};
1043	}	1212	}
1044		1213
1045	sub object_freezer_as_string {	1214	sub object_freezer_as_string {
1046	my ($rdata, $objs) = @_;	1215	my ($rdata, $objs) = @_;
1047		1216
…		…
1059	or return;	1228	or return;
1060		1229
1061	unless (aio_stat "$filename.pst") {	1230	unless (aio_stat "$filename.pst") {
1062	(aio_load "$filename.pst", $av) >= 0	1231	(aio_load "$filename.pst", $av) >= 0
1063	or return;	1232	or return;
		1233
1064	$av = eval { (Storable::thaw $av)->{objs} };	1234	my $st = eval { Coro::Storable::thaw $av };
		1235	$av = $st->{objs};
1065	}	1236	}
1066		1237
		1238	utf8::decode (my $decname = $filename);
1067	warn sprintf "loading %s (%d)\n",	1239	warn sprintf "loading %s (%d,%d)\n",
1068	$filename, length $data, scalar @{$av || []};	1240	$decname, length $data, scalar @{$av || []};
		1241
1069	return ($data, $av);	1242	($data, $av)
1070	}	1243	}
1071		1244
1072	=head2 COMMAND CALLBACKS	1245	=head2 COMMAND CALLBACKS
1073		1246
1074	=over 4	1247	=over 4
…		…
1128	my ($name, $cb) = @_;	1301	my ($name, $cb) = @_;
1129		1302
1130	$EXTICMD{$name} = $cb;	1303	$EXTICMD{$name} = $cb;
1131	}	1304	}
1132		1305
		1306	use File::Glob ();
		1307
1133	cf::player->attach (	1308	cf::player->attach (
1134	on_command => sub {	1309	on_command => sub {
1135	my ($pl, $name, $params) = @_;	1310	my ($pl, $name, $params) = @_;
1136		1311
1137	my $cb = $COMMAND{$name}	1312	my $cb = $COMMAND{$name}
…		…
1169		1344
1170	cf::override;	1345	cf::override;
1171	},	1346	},
1172	);	1347	);
1173		1348
		1349	# "readahead" all extensions
		1350	sub cache_extensions {
		1351	my $grp = IO::AIO::aio_group;
		1352
		1353	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1354	for (grep /\.ext$/, @{$_[0]}) {
		1355	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1356	}
		1357	};
		1358
		1359	$grp
		1360	}
		1361
1174	sub load_extensions {	1362	sub load_extensions {
1175	cf::sync_job {	1363	cf::sync_job {
1176	my %todo;	1364	my %todo;
1177		1365
1178	for my $path (<$LIBDIR/*.ext>) {	1366	for my $path (<$LIBDIR/*.ext>) {
…		…
1197		1385
1198	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1386	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1199	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1387	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1200		1388
1201	$ext{source} =	1389	$ext{source} =
1202	"package $pkg; use strict; use utf8;\n"	1390	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1203	. "#line 1 \"$path\"\n{\n"	1391	. "#line 1 \"$path\"\n{\n"
1204	. $source	1392	. $source
1205	. "\n};\n1";	1393	. "\n};\n1";
1206		1394
1207	$todo{$base} = \%ext;	1395	$todo{$base} = \%ext;
…		…
1223	my $msg = $@ ? "$v->{path}: $@\n"	1411	my $msg = $@ ? "$v->{path}: $@\n"
1224	: "$v->{base}: extension inactive.\n";	1412	: "$v->{base}: extension inactive.\n";
1225		1413
1226	if (exists $v->{meta}{mandatory}) {	1414	if (exists $v->{meta}{mandatory}) {
1227	warn $msg;	1415	warn $msg;
1228	warn "mandatory extension failed to load, exiting.\n";	1416	cf::cleanup "mandatory extension failed to load, exiting.";
1229	exit 1;
1230	}	1417	}
1231		1418
1232	warn $msg;	1419	warn $msg;
1233	}	1420	}
1234		1421
…		…
1248		1435
1249	=back	1436	=back
1250		1437
1251	=head2 CORE EXTENSIONS	1438	=head2 CORE EXTENSIONS
1252		1439
1253	Functions and methods that extend core crossfire objects.	1440	Functions and methods that extend core deliantra objects.
1254		1441
1255	=cut	1442	=cut
1256		1443
1257	package cf::player;	1444	package cf::player;
1258		1445
1259	use Coro::AIO;	1446	use Coro::AIO;
1260		1447
1261	=head3 cf::player	1448	=head3 cf::player
1262		1449
1263	=over 4	1450	=over 4
		1451
		1452	=item cf::player::num_playing
		1453
		1454	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1455
		1456	=cut
		1457
		1458	sub num_playing {
		1459	scalar grep
		1460	$_->ob->map
		1461	&& !$_->hidden
		1462	&& !$_->ob->flag (cf::FLAG_WIZ),
		1463	cf::player::list
		1464	}
1264		1465
1265	=item cf::player::find $login	1466	=item cf::player::find $login
1266		1467
1267	Returns the given player object, loading it if necessary (might block).	1468	Returns the given player object, loading it if necessary (might block).
1268		1469
…		…
1287		1488
1288	sub exists($) {	1489	sub exists($) {
1289	my ($login) = @_;	1490	my ($login) = @_;
1290		1491
1291	$cf::PLAYER{$login}	1492	$cf::PLAYER{$login}
1292	or cf::sync_job { !aio_stat path $login }	1493	or !aio_stat path $login
1293	}	1494	}
1294		1495
1295	sub find($) {	1496	sub find($) {
1296	return $cf::PLAYER{$_[0]} || do {	1497	return $cf::PLAYER{$_[0]} || do {
1297	my $login = $_[0];	1498	my $login = $_[0];
…		…
1304	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1505	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1305	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1506	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1306	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1507	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1307	aio_unlink +(playerdir $login) . "/$login.pl";	1508	aio_unlink +(playerdir $login) . "/$login.pl";
1308		1509
1309	my $pl = load_pl path $login	1510	my $f = new_from_file cf::object::thawer path $login
1310	or return;	1511	or return;
		1512
		1513	my $pl = cf::player::load_pl $f
		1514	or return;
		1515
		1516	local $cf::PLAYER_LOADING{$login} = $pl;
		1517	$f->resolve_delayed_derefs;
1311	$cf::PLAYER{$login} = $pl	1518	$cf::PLAYER{$login} = $pl
1312	}	1519	}
1313	}	1520	}
1314	}	1521	}
1315		1522
…		…
1323		1530
1324	return if $pl->{deny_save};	1531	return if $pl->{deny_save};
1325		1532
1326	aio_mkdir playerdir $pl, 0770;	1533	aio_mkdir playerdir $pl, 0770;
1327	$pl->{last_save} = $cf::RUNTIME;	1534	$pl->{last_save} = $cf::RUNTIME;
		1535
		1536	cf::get_slot 0.01;
1328		1537
1329	$pl->save_pl ($path);	1538	$pl->save_pl ($path);
1330	cf::cede_to_tick;	1539	cf::cede_to_tick;
1331	}	1540	}
1332		1541
…		…
1364	my ($pl) = @_;	1573	my ($pl) = @_;
1365		1574
1366	my $name = $pl->ob->name;	1575	my $name = $pl->ob->name;
1367		1576
1368	$pl->{deny_save} = 1;	1577	$pl->{deny_save} = 1;
1369	$pl->password ("*"); # this should lock out the player until we nuked the dir	1578	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1370		1579
1371	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1580	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1372	$pl->deactivate;	1581	$pl->deactivate;
		1582	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1583	$pl->ob->check_score;
1373	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1584	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1374	$pl->ns->destroy if $pl->ns;	1585	$pl->ns->destroy if $pl->ns;
1375		1586
1376	my $path = playerdir $pl;	1587	my $path = playerdir $pl;
1377	my $temp = "$path~$cf::RUNTIME~deleting~";	1588	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1413	or return [];	1624	or return [];
1414		1625
1415	my @logins;	1626	my @logins;
1416		1627
1417	for my $login (@$dirs) {	1628	for my $login (@$dirs) {
		1629	my $path = path $login;
		1630
		1631	# a .pst is a dead give-away for a valid player
		1632	# if no pst file found, open and chekc for blocked users
		1633	if (aio_stat "$path.pst") {
1418	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1634	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1419	aio_read $fh, 0, 512, my $buf, 0 or next;	1635	aio_read $fh, 0, 512, my $buf, 0 or next;
1420	$buf !~ /^password -------------$/m or next; # official not-valid tag	1636	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1637	}
1421		1638
1422	utf8::decode $login;	1639	utf8::decode $login;
1423	push @logins, $login;	1640	push @logins, $login;
1424	}	1641	}
1425		1642
…		…
1452	}	1669	}
1453		1670
1454	\@paths	1671	\@paths
1455	}	1672	}
1456		1673
1457	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1674	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1458		1675
1459	Expand crossfire pod fragments into protocol xml.	1676	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		1677
1507	=item $player->ext_reply ($msgid, @msg)	1678	=item $player->ext_reply ($msgid, @msg)
1508		1679
1509	Sends an ext reply to the player.	1680	Sends an ext reply to the player.
1510		1681
…		…
1577	our $MAX_RESET = 3600;	1748	our $MAX_RESET = 3600;
1578	our $DEFAULT_RESET = 3000;	1749	our $DEFAULT_RESET = 3000;
1579		1750
1580	sub generate_random_map {	1751	sub generate_random_map {
1581	my ($self, $rmp) = @_;	1752	my ($self, $rmp) = @_;
		1753
		1754	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1755
1582	# mit "rum" bekleckern, nicht	1756	# mit "rum" bekleckern, nicht
1583	$self->_create_random_map (	1757	$self->_create_random_map (
1584	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1758	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1585	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1759	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1586	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1760	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1708		1882
1709	# the temporary/swap location	1883	# the temporary/swap location
1710	sub save_path {	1884	sub save_path {
1711	my ($self) = @_;	1885	my ($self) = @_;
1712		1886
1713	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1887	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1714	"$TMPDIR/$path.map"	1888	"$TMPDIR/$path.map"
1715	}	1889	}
1716		1890
1717	# the unique path, undef == no special unique path	1891	# the unique path, undef == no special unique path
1718	sub uniq_path {	1892	sub uniq_path {
1719	my ($self) = @_;	1893	my ($self) = @_;
1720		1894
1721	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1895	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1722	"$UNIQUEDIR/$path"	1896	"$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	}	1897	}
1733		1898
1734	sub decay_objects {	1899	sub decay_objects {
1735	my ($self) = @_;	1900	my ($self) = @_;
1736		1901
…		…
1749		1914
1750	sub load_header_from($) {	1915	sub load_header_from($) {
1751	my ($self, $path) = @_;	1916	my ($self, $path) = @_;
1752		1917
1753	utf8::encode $path;	1918	utf8::encode $path;
1754	#aio_open $path, O_RDONLY, 0	1919	my $f = new_from_file cf::object::thawer $path
1755	# or return;
1756
1757	$self->_load_header ($path)
1758	or return;	1920	or return;
		1921
		1922	$self->_load_header ($f)
		1923	or return;
		1924
		1925	local $MAP_LOADING{$self->{path}} = $self;
		1926	$f->resolve_delayed_derefs;
1759		1927
1760	$self->{load_path} = $path;	1928	$self->{load_path} = $path;
1761		1929
1762	1	1930	1
1763	}	1931	}
…		…
1817	sub find {	1985	sub find {
1818	my ($path, $origin) = @_;	1986	my ($path, $origin) = @_;
1819		1987
1820	$path = normalise $path, $origin && $origin->path;	1988	$path = normalise $path, $origin && $origin->path;
1821		1989
		1990	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1822	cf::lock_wait "map_find:$path";	1991	my $guard2 = cf::lock_acquire "map_find:$path";
1823		1992
1824	$cf::MAP{$path} || do {	1993	$cf::MAP{$path} || do {
1825	my $guard = cf::lock_acquire "map_find:$path";
1826	my $map = new_from_path cf::map $path	1994	my $map = new_from_path cf::map $path
1827	or return;	1995	or return;
1828		1996
1829	$map->{last_save} = $cf::RUNTIME;	1997	$map->{last_save} = $cf::RUNTIME;
1830		1998
…		…
1832	or return;	2000	or return;
1833		2001
1834	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2002	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1835	# doing this can freeze the server in a sync job, obviously	2003	# doing this can freeze the server in a sync job, obviously
1836	#$cf::WAIT_FOR_TICK->wait;	2004	#$cf::WAIT_FOR_TICK->wait;
		2005	undef $guard2;
		2006	undef $guard1;
1837	$map->reset;	2007	$map->reset;
1838	undef $guard;
1839	return find $path;	2008	return find $path;
1840	}	2009	}
1841		2010
1842	$cf::MAP{$path} = $map	2011	$cf::MAP{$path} = $map
1843	}	2012	}
…		…
1852	local $self->{deny_reset} = 1; # loading can take a long time	2021	local $self->{deny_reset} = 1; # loading can take a long time
1853		2022
1854	my $path = $self->{path};	2023	my $path = $self->{path};
1855		2024
1856	{	2025	{
1857	my $guard1 = cf::lock_acquire "map_data:$path";	2026	my $guard = cf::lock_acquire "map_data:$path";
1858	my $guard2 = cf::lock_acquire "map_load:$path";
1859		2027
		2028	return unless $self->valid;
1860	return if $self->in_memory != cf::MAP_SWAPPED;	2029	return unless $self->in_memory == cf::MAP_SWAPPED;
1861		2030
1862	$self->in_memory (cf::MAP_LOADING);	2031	$self->in_memory (cf::MAP_LOADING);
1863		2032
1864	$self->alloc;	2033	$self->alloc;
1865		2034
1866	$self->pre_load;	2035	$self->pre_load;
1867	cf::cede_to_tick;	2036	cf::cede_to_tick;
1868		2037
		2038	my $f = new_from_file cf::object::thawer $self->{load_path};
		2039	$f->skip_block;
1869	$self->_load_objects ($self->{load_path}, 1)	2040	$self->_load_objects ($f)
1870	or return;	2041	or return;
1871		2042
1872	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2043	$self->post_load_original
1873	if delete $self->{load_original};	2044	if delete $self->{load_original};
1874		2045
1875	if (my $uniq = $self->uniq_path) {	2046	if (my $uniq = $self->uniq_path) {
1876	utf8::encode $uniq;	2047	utf8::encode $uniq;
1877	if (aio_open $uniq, O_RDONLY, 0) {	2048	unless (aio_stat $uniq) {
		2049	if (my $f = new_from_file cf::object::thawer $uniq) {
1878	$self->clear_unique_items;	2050	$self->clear_unique_items;
1879	$self->_load_objects ($uniq, 0);	2051	$self->_load_objects ($f);
		2052	$f->resolve_delayed_derefs;
		2053	}
1880	}	2054	}
1881	}	2055	}
		2056
		2057	$f->resolve_delayed_derefs;
1882		2058
1883	cf::cede_to_tick;	2059	cf::cede_to_tick;
1884	# now do the right thing for maps	2060	# now do the right thing for maps
1885	$self->link_multipart_objects;	2061	$self->link_multipart_objects;
1886	$self->difficulty ($self->estimate_difficulty)	2062	$self->difficulty ($self->estimate_difficulty)
…		…
1890	unless ($self->{deny_activate}) {	2066	unless ($self->{deny_activate}) {
1891	$self->decay_objects;	2067	$self->decay_objects;
1892	$self->fix_auto_apply;	2068	$self->fix_auto_apply;
1893	$self->update_buttons;	2069	$self->update_buttons;
1894	cf::cede_to_tick;	2070	cf::cede_to_tick;
1895	$self->set_darkness_map;
1896	cf::cede_to_tick;
1897	$self->activate;	2071	$self->activate;
1898	}	2072	}
1899		2073
1900	$self->{last_save} = $cf::RUNTIME;	2074	$self->{last_save} = $cf::RUNTIME;
1901	$self->last_access ($cf::RUNTIME);	2075	$self->last_access ($cf::RUNTIME);
1902		2076
1903	$self->in_memory (cf::MAP_IN_MEMORY);	2077	$self->in_memory (cf::MAP_ACTIVE);
1904	}	2078	}
1905		2079
1906	$self->post_load;	2080	$self->post_load;
1907	}	2081	}
1908		2082
…		…
1966	my ($path, $origin, $load) = @_;	2140	my ($path, $origin, $load) = @_;
1967		2141
1968	$path = normalise $path, $origin && $origin->{path};	2142	$path = normalise $path, $origin && $origin->{path};
1969		2143
1970	if (my $map = $cf::MAP{$path}) {	2144	if (my $map = $cf::MAP{$path}) {
1971	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2145	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1972	}	2146	}
1973		2147
1974	$MAP_PREFETCH{$path} |= $load;	2148	$MAP_PREFETCH{$path} |= $load;
1975		2149
1976	$MAP_PREFETCHER ||= cf::async {	2150	$MAP_PREFETCHER ||= cf::async {
		2151	$Coro::current->{desc} = "map prefetcher";
		2152
1977	while (%MAP_PREFETCH) {	2153	while (%MAP_PREFETCH) {
1978	while (my ($k, $v) = each %MAP_PREFETCH) {	2154	while (my ($k, $v) = each %MAP_PREFETCH) {
1979	if (my $map = find $k) {	2155	if (my $map = find $k) {
1980	$map->load if $v;	2156	$map->load if $v;
1981	}	2157	}
…		…
2007	return if $self->{deny_save};	2183	return if $self->{deny_save};
2008		2184
2009	local $self->{last_access} = $self->last_access;#d#	2185	local $self->{last_access} = $self->last_access;#d#
2010		2186
2011	cf::async {	2187	cf::async {
		2188	$Coro::current->{desc} = "map player save";
2012	$_->contr->save for $self->players;	2189	$_->contr->save for $self->players;
2013	};	2190	};
		2191
		2192	cf::get_slot 0.02;
2014		2193
2015	if ($uniq) {	2194	if ($uniq) {
2016	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2195	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2017	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2196	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2018	} else {	2197	} else {
…		…
2027	$self->save;	2206	$self->save;
2028		2207
2029	my $lock = cf::lock_acquire "map_data:$self->{path}";	2208	my $lock = cf::lock_acquire "map_data:$self->{path}";
2030		2209
2031	return if $self->players;	2210	return if $self->players;
2032	return if $self->in_memory != cf::MAP_IN_MEMORY;	2211	return if $self->in_memory != cf::MAP_ACTIVE;
2033	return if $self->{deny_save};	2212	return if $self->{deny_save};
2034		2213
		2214	$self->in_memory (cf::MAP_SWAPPED);
		2215
		2216	$self->deactivate;
		2217	$_->clear_links_to ($self) for values %cf::MAP;
2035	$self->clear;	2218	$self->clear;
2036	$self->in_memory (cf::MAP_SWAPPED);
2037	}	2219	}
2038		2220
2039	sub reset_at {	2221	sub reset_at {
2040	my ($self) = @_;	2222	my ($self) = @_;
2041		2223
…		…
2059		2241
2060	my $lock = cf::lock_acquire "map_data:$self->{path}";	2242	my $lock = cf::lock_acquire "map_data:$self->{path}";
2061		2243
2062	return if $self->players;	2244	return if $self->players;
2063		2245
2064	warn "resetting map ", $self->path;	2246	warn "resetting map ", $self->path, "\n";
2065		2247
2066	$self->in_memory (cf::MAP_SWAPPED);	2248	$self->in_memory (cf::MAP_SWAPPED);
2067		2249
2068	# need to save uniques path	2250	# need to save uniques path
2069	unless ($self->{deny_save}) {	2251	unless ($self->{deny_save}) {
…		…
2073	if $uniq;	2255	if $uniq;
2074	}	2256	}
2075		2257
2076	delete $cf::MAP{$self->path};	2258	delete $cf::MAP{$self->path};
2077		2259
		2260	$self->deactivate;
		2261	$_->clear_links_to ($self) for values %cf::MAP;
2078	$self->clear;	2262	$self->clear;
2079
2080	$_->clear_links_to ($self) for values %cf::MAP;
2081		2263
2082	$self->unlink_save;	2264	$self->unlink_save;
2083	$self->destroy;	2265	$self->destroy;
2084	}	2266	}
2085		2267
…		…
2090		2272
2091	{	2273	{
2092	my $lock = cf::lock_acquire "map_data:$self->{path}";	2274	my $lock = cf::lock_acquire "map_data:$self->{path}";
2093		2275
2094	delete $cf::MAP{$self->path};	2276	delete $cf::MAP{$self->path};
		2277
		2278	$self->unlink_save;
2095		2279
2096	bless $self, "cf::map";	2280	bless $self, "cf::map";
2097	delete $self->{deny_reset};	2281	delete $self->{deny_reset};
2098	$self->{deny_save} = 1;	2282	$self->{deny_save} = 1;
2099	$self->reset_timeout (1);	2283	$self->reset_timeout (1);
2100	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2284	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2101
2102	$self->unlink_save;
2103		2285
2104	$cf::MAP{$self->path} = $self;	2286	$cf::MAP{$self->path} = $self;
2105	}	2287	}
2106		2288
2107	$self->reset; # polite request, might not happen	2289	$self->reset; # polite request, might not happen
…		…
2152		2334
2153	sub unique_maps() {	2335	sub unique_maps() {
2154	[	2336	[
2155	map {	2337	map {
2156	utf8::decode $_;	2338	utf8::decode $_;
2157	/\.map$/	2339	s/\.map$//; # TODO future compatibility hack
		2340	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2341	? ()
2158	? normalise $_	2342	: normalise $_
2159	: ()
2160	} @{ aio_readdir $UNIQUEDIR or [] }	2343	} @{ aio_readdir $UNIQUEDIR or [] }
2161	]	2344	]
2162	}	2345	}
2163		2346
2164	package cf;	2347	=item cf::map::static_maps
		2348
		2349	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2350	file in the shared directory excluding F</styles> and F</editor>). May
		2351	block.
		2352
		2353	=cut
		2354
		2355	sub static_maps() {
		2356	my @dirs = "";
		2357	my @maps;
		2358
		2359	while (@dirs) {
		2360	my $dir = shift @dirs;
		2361
		2362	next if $dir eq "/styles" || $dir eq "/editor";
		2363
		2364	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2365	or return;
		2366
		2367	for (@$files) {
		2368	s/\.map$// or next;
		2369	utf8::decode $_;
		2370	push @maps, "$dir/$_";
		2371	}
		2372
		2373	push @dirs, map "$dir/$_", @$dirs;
		2374	}
		2375
		2376	\@maps
		2377	}
2165		2378
2166	=back	2379	=back
2167		2380
2168	=head3 cf::object	2381	=head3 cf::object
2169		2382
…		…
2173		2386
2174	=over 4	2387	=over 4
2175		2388
2176	=item $ob->inv_recursive	2389	=item $ob->inv_recursive
2177		2390
2178	Returns the inventory of the object _and_ their inventories, recursively.	2391	Returns the inventory of the object I<and> their inventories, recursively,
		2392	but I<not> the object itself.
2179		2393
2180	=cut	2394	=cut
2181		2395
2182	sub inv_recursive_;	2396	sub inv_recursive_;
2183	sub inv_recursive_ {	2397	sub inv_recursive_ {
…		…
2186		2400
2187	sub inv_recursive {	2401	sub inv_recursive {
2188	inv_recursive_ inv $_[0]	2402	inv_recursive_ inv $_[0]
2189	}	2403	}
2190		2404
		2405	=item $ref = $ob->ref
		2406
		2407	Creates and returns a persistent reference to an object that can be stored as a string.
		2408
		2409	=item $ob = cf::object::deref ($refstring)
		2410
		2411	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2412	even if the object actually exists. May block.
		2413
		2414	=cut
		2415
		2416	sub deref {
		2417	my ($ref) = @_;
		2418
		2419	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2420	my ($uuid, $name) = ($1, $2);
		2421	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2422	or return;
		2423	$pl->ob->uuid eq $uuid
		2424	or return;
		2425
		2426	$pl->ob
		2427	} else {
		2428	warn "$ref: cannot resolve object reference\n";
		2429	undef
		2430	}
		2431	}
		2432
2191	package cf;	2433	package cf;
2192		2434
2193	=back	2435	=back
2194		2436
2195	=head3 cf::object::player	2437	=head3 cf::object::player
…		…
2201	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2443	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	2444	can be C<undef>. Does the right thing when the player is currently in a
2203	dialogue with the given NPC character.	2445	dialogue with the given NPC character.
2204		2446
2205	=cut	2447	=cut
		2448
		2449	our $SAY_CHANNEL = {
		2450	id => "say",
		2451	title => "Map",
		2452	reply => "say ",
		2453	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2454	};
		2455
		2456	our $CHAT_CHANNEL = {
		2457	id => "chat",
		2458	title => "Chat",
		2459	reply => "chat ",
		2460	tooltip => "Player chat and shouts, global to the server.",
		2461	};
2206		2462
2207	# rough implementation of a future "reply" method that works	2463	# rough implementation of a future "reply" method that works
2208	# with dialog boxes.	2464	# with dialog boxes.
2209	#TODO: the first argument must go, split into a $npc->reply_to ( method	2465	#TODO: the first argument must go, split into a $npc->reply_to ( method
2210	sub cf::object::player::reply($$$;$) {	2466	sub cf::object::player::reply($$$;$) {
…		…
2222	my $dialog = $pl->{npc_dialog};	2478	my $dialog = $pl->{npc_dialog};
2223	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2479	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2224		2480
2225	} else {	2481	} else {
2226	$msg = $npc->name . " says: $msg" if $npc;	2482	$msg = $npc->name . " says: $msg" if $npc;
2227	$self->message ($msg, $flags);	2483	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2228	}	2484	}
2229	}	2485	}
2230	}	2486	}
2231		2487
2232	=item $object->send_msg ($channel, $msg, $color, [extra...])	2488	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2257		2513
2258	=item $player_object->enter_link	2514	=item $player_object->enter_link
2259		2515
2260	Freezes the player and moves him/her to a special map (C<{link}>).	2516	Freezes the player and moves him/her to a special map (C<{link}>).
2261		2517
2262	The player should be reasonably safe there for short amounts of time. You	2518	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.	2519	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2520	though, as the palyer cannot control the character while it is on the link
		2521	map.
2264		2522
2265	Will never block.	2523	Will never block.
2266		2524
2267	=item $player_object->leave_link ($map, $x, $y)	2525	=item $player_object->leave_link ($map, $x, $y)
2268		2526
…		…
2320	($x, $y) = (-1, -1)	2578	($x, $y) = (-1, -1)
2321	unless (defined $x) && (defined $y);	2579	unless (defined $x) && (defined $y);
2322		2580
2323	# use -1 or undef as default coordinates, not 0, 0	2581	# use -1 or undef as default coordinates, not 0, 0
2324	($x, $y) = ($map->enter_x, $map->enter_y)	2582	($x, $y) = ($map->enter_x, $map->enter_y)
2325	if $x <=0 && $y <= 0;	2583	if $x <= 0 && $y <= 0;
2326		2584
2327	$map->load;	2585	$map->load;
2328	$map->load_neighbours;	2586	$map->load_neighbours;
2329		2587
2330	return unless $self->contr->active;	2588	return unless $self->contr->active;
2331	$self->activate_recursive;
2332		2589
2333	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2590	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2334	$self->enter_map ($map, $x, $y);	2591	$self->enter_map ($map, $x, $y);
		2592
		2593	# only activate afterwards, to support waiting in hooks
		2594	$self->activate_recursive;
2335	}	2595	}
2336		2596
2337	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2597	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2338		2598
2339	Moves the player to the given map-path and coordinates by first freezing	2599	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	2600	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	2601	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	2602	the new (success) or old (failed) map position. In either case, $done will
2343	be called at the end of this process.	2603	be called at the end of this process.
2344		2604
		2605	Note that $check will be called with a potentially non-loaded map, so if
		2606	it needs a loaded map it has to call C<< ->load >>.
		2607
2345	=cut	2608	=cut
2346		2609
2347	our $GOTOGEN;	2610	our $GOTOGEN;
2348		2611
2349	sub cf::object::player::goto {	2612	sub cf::object::player::goto {
…		…
2353	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2616	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2354		2617
2355	$self->enter_link;	2618	$self->enter_link;
2356		2619
2357	(async {	2620	(async {
		2621	$Coro::current->{desc} = "player::goto $path $x $y";
		2622
		2623	# *tag paths override both path and x|y
		2624	if ($path =~ /^\*(.*)$/) {
		2625	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2626	my $ob = $obs[rand @obs];
		2627
		2628	# see if we actually can go there
		2629	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2630	$ob = $obs[rand @obs];
		2631	} else {
		2632	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2633	}
		2634	# else put us there anyways for now #d#
		2635
		2636	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2637	} else {
		2638	($path, $x, $y) = (undef, undef, undef);
		2639	}
		2640	}
		2641
2358	my $map = eval {	2642	my $map = eval {
2359	my $map = cf::map::find $path;	2643	my $map = defined $path ? cf::map::find $path : undef;
2360		2644
2361	if ($map) {	2645	if ($map) {
2362	$map = $map->customise_for ($self);	2646	$map = $map->customise_for ($self);
2363	$map = $check->($map) if $check && $map;	2647	$map = $check->($map) if $check && $map;
2364	} else {	2648	} else {
2365	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2649	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2366	}	2650	}
2367		2651
2368	$map	2652	$map
2369	};	2653	};
2370		2654
…		…
2406	}	2690	}
2407		2691
2408	sub prepare_random_map {	2692	sub prepare_random_map {
2409	my ($exit) = @_;	2693	my ($exit) = @_;
2410		2694
2411	my $guard = cf::lock_acquire "exit_prepare:$exit";
2412
2413	# all this does is basically replace the /! path by	2695	# all this does is basically replace the /! path by
2414	# a new random map path (?random/...) with a seed	2696	# a new random map path (?random/...) with a seed
2415	# that depends on the exit object	2697	# that depends on the exit object
2416		2698
2417	my $rmp = parse_random_map_params $exit->msg;	2699	my $rmp = parse_random_map_params $exit->msg;
…		…
2419	if ($exit->map) {	2701	if ($exit->map) {
2420	$rmp->{region} = $exit->region->name;	2702	$rmp->{region} = $exit->region->name;
2421	$rmp->{origin_map} = $exit->map->path;	2703	$rmp->{origin_map} = $exit->map->path;
2422	$rmp->{origin_x} = $exit->x;	2704	$rmp->{origin_x} = $exit->x;
2423	$rmp->{origin_y} = $exit->y;	2705	$rmp->{origin_y} = $exit->y;
		2706
		2707	$exit->map->touch;
2424	}	2708	}
2425		2709
2426	$rmp->{random_seed} ||= $exit->random_seed;	2710	$rmp->{random_seed} ||= $exit->random_seed;
2427		2711
2428	my $data = cf::to_json $rmp;	2712	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2429	my $md5 = Digest::MD5::md5_hex $data;	2713	my $md5 = Digest::MD5::md5_hex $data;
2430	my $meta = "$RANDOMDIR/$md5.meta";	2714	my $meta = "$RANDOMDIR/$md5.meta";
2431		2715
2432	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2716	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2433	aio_write $fh, 0, (length $data), $data, 0;	2717	aio_write $fh, 0, (length $data), $data, 0;
2434	undef $fh;	2718	undef $fh;
2435	aio_rename "$meta~", $meta;	2719	aio_rename "$meta~", $meta;
2436		2720
		2721	my $slaying = "?random/$md5";
		2722
		2723	if ($exit->valid) {
2437	$exit->slaying ("?random/$md5");	2724	$exit->slaying ("?random/$md5");
2438	$exit->msg (undef);	2725	$exit->msg (undef);
		2726	}
2439	}	2727	}
2440	}	2728	}
2441		2729
2442	sub cf::object::player::enter_exit {	2730	sub cf::object::player::enter_exit {
2443	my ($self, $exit) = @_;	2731	my ($self, $exit) = @_;
2444		2732
2445	return unless $self->type == cf::PLAYER;	2733	return unless $self->type == cf::PLAYER;
2446		2734
2447	if ($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;	2735	$self->enter_link;
2459		2736
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 {	2737	(async {
2465	$self->deactivate_recursive; # just to be sure	2738	$Coro::current->{desc} = "enter_exit";
		2739
2466	unless (eval {	2740	unless (eval {
		2741	$self->deactivate_recursive; # just to be sure
		2742
		2743	# random map handling
		2744	{
		2745	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2746
		2747	prepare_random_map $exit
		2748	if $exit->slaying eq "/!";
		2749	}
		2750
		2751	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2752	my $x = $exit->stats->hp;
		2753	my $y = $exit->stats->sp;
		2754
2467	$self->goto ($slaying, $hp, $sp);	2755	$self->goto ($map, $x, $y);
2468		2756
		2757	# if exit is damned, update players death & WoR home-position
		2758	$self->contr->savebed ($map, $x, $y)
		2759	if $exit->flag (cf::FLAG_DAMNED);
		2760
2469	1;	2761	1
2470	}) {	2762	}) {
2471	$self->message ("Something went wrong deep within the crossfire server. "	2763	$self->message ("Something went wrong deep within the deliantra server. "
2472	. "I'll try to bring you back to the map you were before. "	2764	. "I'll try to bring you back to the map you were before. "
2473	. "Please report this to the dungeon master!",	2765	. "Please report this to the dungeon master!",
2474	cf::NDI_UNIQUE | cf::NDI_RED);	2766	cf::NDI_UNIQUE | cf::NDI_RED);
2475		2767
2476	warn "ERROR in enter_exit: $@";	2768	warn "ERROR in enter_exit: $@";
…		…
2504	the message, with C<log> being the default. If C<$color> is negative, suppress	2796	the message, with C<log> being the default. If C<$color> is negative, suppress
2505	the message unless the client supports the msg packet.	2797	the message unless the client supports the msg packet.
2506		2798
2507	=cut	2799	=cut
2508		2800
		2801	# non-persistent channels (usually the info channel)
		2802	our %CHANNEL = (
		2803	"c/motd" => {
		2804	id => "infobox",
		2805	title => "MOTD",
		2806	reply => undef,
		2807	tooltip => "The message of the day",
		2808	},
		2809	"c/identify" => {
		2810	id => "infobox",
		2811	title => "Identify",
		2812	reply => undef,
		2813	tooltip => "Items recently identified",
		2814	},
		2815	"c/examine" => {
		2816	id => "infobox",
		2817	title => "Examine",
		2818	reply => undef,
		2819	tooltip => "Signs and other items you examined",
		2820	},
		2821	"c/shopinfo" => {
		2822	id => "infobox",
		2823	title => "Shop Info",
		2824	reply => undef,
		2825	tooltip => "What your bargaining skill tells you about the shop",
		2826	},
		2827	"c/book" => {
		2828	id => "infobox",
		2829	title => "Book",
		2830	reply => undef,
		2831	tooltip => "The contents of a note or book",
		2832	},
		2833	"c/lookat" => {
		2834	id => "infobox",
		2835	title => "Look",
		2836	reply => undef,
		2837	tooltip => "What you saw there",
		2838	},
		2839	"c/who" => {
		2840	id => "infobox",
		2841	title => "Players",
		2842	reply => undef,
		2843	tooltip => "Shows players who are currently online",
		2844	},
		2845	"c/body" => {
		2846	id => "infobox",
		2847	title => "Body Parts",
		2848	reply => undef,
		2849	tooltip => "Shows which body parts you posess and are available",
		2850	},
		2851	"c/statistics" => {
		2852	id => "infobox",
		2853	title => "Statistics",
		2854	reply => undef,
		2855	tooltip => "Shows your primary statistics",
		2856	},
		2857	"c/skills" => {
		2858	id => "infobox",
		2859	title => "Skills",
		2860	reply => undef,
		2861	tooltip => "Shows your experience per skill and item power",
		2862	},
		2863	"c/shopitems" => {
		2864	id => "infobox",
		2865	title => "Shop Items",
		2866	reply => undef,
		2867	tooltip => "Shows the items currently for sale in this shop",
		2868	},
		2869	"c/resistances" => {
		2870	id => "infobox",
		2871	title => "Resistances",
		2872	reply => undef,
		2873	tooltip => "Shows your resistances",
		2874	},
		2875	"c/pets" => {
		2876	id => "infobox",
		2877	title => "Pets",
		2878	reply => undef,
		2879	tooltip => "Shows information abotu your pets/a specific pet",
		2880	},
		2881	"c/perceiveself" => {
		2882	id => "infobox",
		2883	title => "Perceive Self",
		2884	reply => undef,
		2885	tooltip => "You gained detailed knowledge about yourself",
		2886	},
		2887	"c/uptime" => {
		2888	id => "infobox",
		2889	title => "Uptime",
		2890	reply => undef,
		2891	tooltip => "How long the server has been running since last restart",
		2892	},
		2893	"c/mapinfo" => {
		2894	id => "infobox",
		2895	title => "Map Info",
		2896	reply => undef,
		2897	tooltip => "Information related to the maps",
		2898	},
		2899	"c/party" => {
		2900	id => "party",
		2901	title => "Party",
		2902	reply => "gsay ",
		2903	tooltip => "Messages and chat related to your party",
		2904	},
		2905	"c/death" => {
		2906	id => "death",
		2907	title => "Death",
		2908	reply => undef,
		2909	tooltip => "Reason for and more info about your most recent death",
		2910	},
		2911	"c/say" => $SAY_CHANNEL,
		2912	"c/chat" => $CHAT_CHANNEL,
		2913	);
		2914
2509	sub cf::client::send_msg {	2915	sub cf::client::send_msg {
2510	my ($self, $channel, $msg, $color, @extra) = @_;	2916	my ($self, $channel, $msg, $color, @extra) = @_;
2511		2917
2512	$msg = $self->pl->expand_cfpod ($msg);	2918	$msg = $self->pl->expand_cfpod ($msg)
		2919	unless $color & cf::NDI_VERBATIM;
2513		2920
2514	$color &= cf::NDI_CLIENT_MASK; # just in case...	2921	$color &= cf::NDI_CLIENT_MASK; # just in case...
2515		2922
		2923	# check predefined channels, for the benefit of C
		2924	if ($CHANNEL{$channel}) {
		2925	$channel = $CHANNEL{$channel};
		2926
		2927	$self->ext_msg (channel_info => $channel);
		2928	$channel = $channel->{id};
		2929
2516	if (ref $channel) {	2930	} elsif (ref $channel) {
2517	# send meta info to client, if not yet sent	2931	# send meta info to client, if not yet sent
2518	unless (exists $self->{channel}{$channel->{id}}) {	2932	unless (exists $self->{channel}{$channel->{id}}) {
2519	$self->{channel}{$channel->{id}} = $channel;	2933	$self->{channel}{$channel->{id}} = $channel;
2520	$self->ext_msg (channel_info => $channel);	2934	$self->ext_msg (channel_info => $channel);
2521	}	2935	}
…		…
2523	$channel = $channel->{id};	2937	$channel = $channel->{id};
2524	}	2938	}
2525		2939
2526	return unless @extra || length $msg;	2940	return unless @extra || length $msg;
2527		2941
2528	if ($self->can_msg) {
2529	# default colour, mask it out	2942	# default colour, mask it out
2530	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2943	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2531	if $color & cf::NDI_DEF;	2944	if $color & cf::NDI_DEF;
2532		2945
2533	$self->send_packet ("msg " . $self->{json_coder}->encode (	2946	my $pkt = "msg "
		2947	. $self->{json_coder}->encode (
2534	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2948	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2535	} else {	2949	);
2536	if ($color >= 0) {
2537	# replace some tags by gcfclient-compatible ones
2538	for ($msg) {
2539	1 while
2540	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2541	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2542	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2543	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2544	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2545	}
2546		2950
2547	$color &= cf::NDI_COLOR_MASK;	2951	# try lzf for large packets
		2952	$pkt = "lzf " . Compress::LZF::compress $pkt
		2953	if 1024 <= length $pkt and $self->{can_lzf};
2548		2954
2549	utf8::encode $msg;	2955	# split very large packets
2550		2956	if (8192 < length $pkt and $self->{can_lzf}) {
2551	if (0 && $msg =~ /\[/) {	2957	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2552	# COMMAND/INFO	2958	$pkt = "frag";
2553	$self->send_packet ("drawextinfo $color 10 8 $msg")
2554	} else {
2555	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2556	$self->send_packet ("drawinfo $color $msg")
2557	}
2558	}
2559	}	2959	}
		2960
		2961	$self->send_packet ($pkt);
2560	}	2962	}
2561		2963
2562	=item $client->ext_msg ($type, @msg)	2964	=item $client->ext_msg ($type, @msg)
2563		2965
2564	Sends an ext event to the client.	2966	Sends an ext event to the client.
…		…
2737	=pod	3139	=pod
2738		3140
2739	The following functions and methods are available within a safe environment:	3141	The following functions and methods are available within a safe environment:
2740		3142
2741	cf::object	3143	cf::object
2742	contr pay_amount pay_player map x y force_find force_add	3144	contr pay_amount pay_player map x y force_find force_add destroy
2743	insert remove name archname title slaying race decrease_ob_nr	3145	insert remove name archname title slaying race decrease split
		3146	value
2744		3147
2745	cf::object::player	3148	cf::object::player
2746	player	3149	player
2747		3150
2748	cf::player	3151	cf::player
…		…
2753		3156
2754	=cut	3157	=cut
2755		3158
2756	for (	3159	for (
2757	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3160	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2758	insert remove inv name archname title slaying race	3161	insert remove inv nrof name archname title slaying race
2759	decrease_ob_nr)],	3162	decrease split destroy change_exp value msg lore send_msg)],
2760	["cf::object::player" => qw(player)],	3163	["cf::object::player" => qw(player)],
2761	["cf::player" => qw(peaceful)],	3164	["cf::player" => qw(peaceful send_msg)],
2762	["cf::map" => qw(trigger)],	3165	["cf::map" => qw(trigger)],
2763	) {	3166	) {
2764	no strict 'refs';	3167	no strict 'refs';
2765	my ($pkg, @funs) = @$_;	3168	my ($pkg, @funs) = @$_;
2766	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3169	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2783	my ($code, %vars) = @_;	3186	my ($code, %vars) = @_;
2784		3187
2785	my $qcode = $code;	3188	my $qcode = $code;
2786	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3189	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2787	$qcode =~ s/\n/\\n/g;	3190	$qcode =~ s/\n/\\n/g;
		3191
		3192	%vars = (_dummy => 0) unless %vars;
2788		3193
2789	local $_;	3194	local $_;
2790	local @safe::cf::_safe_eval_args = values %vars;	3195	local @safe::cf::_safe_eval_args = values %vars;
2791		3196
2792	my $eval =	3197	my $eval =
…		…
2869	{	3274	{
2870	my $faces = $facedata->{faceinfo};	3275	my $faces = $facedata->{faceinfo};
2871		3276
2872	while (my ($face, $info) = each %$faces) {	3277	while (my ($face, $info) = each %$faces) {
2873	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3278	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3279
2874	cf::face::set_visibility $idx, $info->{visibility};	3280	cf::face::set_visibility $idx, $info->{visibility};
2875	cf::face::set_magicmap $idx, $info->{magicmap};	3281	cf::face::set_magicmap $idx, $info->{magicmap};
2876	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3282	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2877	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3283	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2878		3284
2879	cf::cede_to_tick;	3285	cf::cede_to_tick;
2880	}	3286	}
2881		3287
2882	while (my ($face, $info) = each %$faces) {	3288	while (my ($face, $info) = each %$faces) {
2883	next unless $info->{smooth};	3289	next unless $info->{smooth};
		3290
2884	my $idx = cf::face::find $face	3291	my $idx = cf::face::find $face
2885	or next;	3292	or next;
		3293
2886	if (my $smooth = cf::face::find $info->{smooth}) {	3294	if (my $smooth = cf::face::find $info->{smooth}) {
2887	cf::face::set_smooth $idx, $smooth;	3295	cf::face::set_smooth $idx, $smooth;
2888	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3296	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2889	} else {	3297	} else {
2890	warn "smooth face '$info->{smooth}' not found for face '$face'";	3298	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2908	{	3316	{
2909	# TODO: for gcfclient pleasure, we should give resources	3317	# TODO: for gcfclient pleasure, we should give resources
2910	# that gcfclient doesn't grok a >10000 face index.	3318	# that gcfclient doesn't grok a >10000 face index.
2911	my $res = $facedata->{resource};	3319	my $res = $facedata->{resource};
2912		3320
2913	my $soundconf = delete $res->{"res/sound.conf"};
2914
2915	while (my ($name, $info) = each %$res) {	3321	while (my ($name, $info) = each %$res) {
		3322	if (defined $info->{type}) {
2916	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3323	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2917	my $data;	3324	my $data;
2918		3325
2919	if ($info->{type} & 1) {	3326	if ($info->{type} & 1) {
2920	# prepend meta info	3327	# prepend meta info
2921		3328
2922	my $meta = $enc->encode ({	3329	my $meta = $enc->encode ({
2923	name => $name,	3330	name => $name,
2924	%{ $info->{meta} || {} },	3331	%{ $info->{meta} || {} },
2925	});	3332	});
2926		3333
2927	$data = pack "(w/a*)*", $meta, $info->{data};	3334	$data = pack "(w/a*)*", $meta, $info->{data};
		3335	} else {
		3336	$data = $info->{data};
		3337	}
		3338
		3339	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3340	cf::face::set_type $idx, $info->{type};
2928	} else {	3341	} else {
2929	$data = $info->{data};	3342	$RESOURCE{$name} = $info;
2930	}	3343	}
2931		3344
2932	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2933	cf::face::set_type $idx, $info->{type};
2934
2935	cf::cede_to_tick;	3345	cf::cede_to_tick;
2936	}	3346	}
2937
2938	if ($soundconf) {
2939	$soundconf = $enc->decode (delete $soundconf->{data});
2940
2941	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2942	my $sound = $soundconf->{compat}[$_]
2943	or next;
2944
2945	my $face = cf::face::find "sound/$sound->[1]";
2946	cf::sound::set $sound->[0] => $face;
2947	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2948	}
2949
2950	while (my ($k, $v) = each %{$soundconf->{event}}) {
2951	my $face = cf::face::find "sound/$v";
2952	cf::sound::set $k => $face;
2953	}
2954	}
2955	}	3347	}
		3348
		3349	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2956		3350
2957	1	3351	1
2958	}	3352	}
		3353
		3354	cf::global->attach (on_resource_update => sub {
		3355	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3356	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3357
		3358	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3359	my $sound = $soundconf->{compat}[$_]
		3360	or next;
		3361
		3362	my $face = cf::face::find "sound/$sound->[1]";
		3363	cf::sound::set $sound->[0] => $face;
		3364	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3365	}
		3366
		3367	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3368	my $face = cf::face::find "sound/$v";
		3369	cf::sound::set $k => $face;
		3370	}
		3371	}
		3372	});
2959		3373
2960	register_exticmd fx_want => sub {	3374	register_exticmd fx_want => sub {
2961	my ($ns, $want) = @_;	3375	my ($ns, $want) = @_;
2962		3376
2963	while (my ($k, $v) = each %$want) {	3377	while (my ($k, $v) = each %$want) {
2964	$ns->fx_want ($k, $v);	3378	$ns->fx_want ($k, $v);
2965	}	3379	}
2966	};	3380	};
		3381
		3382	sub load_resource_file($) {
		3383	my $guard = lock_acquire "load_resource_file";
		3384
		3385	my $status = load_resource_file_ $_[0];
		3386	get_slot 0.1, 100;
		3387	cf::arch::commit_load;
		3388
		3389	$status
		3390	}
2967		3391
2968	sub reload_regions {	3392	sub reload_regions {
2969	# HACK to clear player env face cache, we need some signal framework	3393	# HACK to clear player env face cache, we need some signal framework
2970	# for this (global event?)	3394	# for this (global event?)
2971	%ext::player_env::MUSIC_FACE_CACHE = ();	3395	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
2985	}	3409	}
2986		3410
2987	sub reload_archetypes {	3411	sub reload_archetypes {
2988	load_resource_file "$DATADIR/archetypes"	3412	load_resource_file "$DATADIR/archetypes"
2989	or die "unable to load archetypes\n";	3413	or die "unable to load archetypes\n";
2990	#d# NEED to laod twice to resolve forward references
2991	# this really needs to be done in an extra post-pass
2992	# (which needs to be synchronous, so solve it differently)
2993	load_resource_file "$DATADIR/archetypes"
2994	or die "unable to load archetypes\n";
2995	}	3414	}
2996		3415
2997	sub reload_treasures {	3416	sub reload_treasures {
2998	load_resource_file "$DATADIR/treasures"	3417	load_resource_file "$DATADIR/treasures"
2999	or die "unable to load treasurelists\n";	3418	or die "unable to load treasurelists\n";
3000	}	3419	}
3001		3420
3002	sub reload_resources {	3421	sub reload_resources {
3003	warn "reloading resource files...\n";	3422	warn "reloading resource files...\n";
3004		3423
		3424	reload_facedata;
		3425	reload_archetypes;
3005	reload_regions;	3426	reload_regions;
3006	reload_facedata;
3007	#reload_archetypes;#d#
3008	reload_archetypes;
3009	reload_treasures;	3427	reload_treasures;
3010		3428
3011	warn "finished reloading resource files\n";	3429	warn "finished reloading resource files\n";
3012	}	3430	}
3013		3431
3014	sub init {
3015	reload_resources;
3016	}
3017
3018	sub reload_config {	3432	sub reload_config {
		3433	warn "reloading config file...\n";
		3434
3019	open my $fh, "<:utf8", "$CONFDIR/config"	3435	open my $fh, "<:utf8", "$CONFDIR/config"
3020	or return;	3436	or return;
3021		3437
3022	local $/;	3438	local $/;
3023	*CFG = YAML::Syck::Load <$fh>;	3439	*CFG = YAML::XS::Load scalar <$fh>;
3024		3440
3025	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3441	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3026		3442
3027	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3443	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3028	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3444	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3032	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3448	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3033	and die "WARNING: m(un)lockall failed: $!\n";	3449	and die "WARNING: m(un)lockall failed: $!\n";
3034	};	3450	};
3035	warn $@ if $@;	3451	warn $@ if $@;
3036	}	3452	}
		3453
		3454	warn "finished reloading resource files\n";
		3455	}
		3456
		3457	sub pidfile() {
		3458	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3459	or die "$PIDFILE: $!";
		3460	flock $fh, &Fcntl::LOCK_EX
		3461	or die "$PIDFILE: flock: $!";
		3462	$fh
		3463	}
		3464
		3465	# make sure only one server instance is running at any one time
		3466	sub atomic {
		3467	my $fh = pidfile;
		3468
		3469	my $pid = <$fh>;
		3470	kill 9, $pid if $pid > 0;
		3471
		3472	seek $fh, 0, 0;
		3473	print $fh $$;
		3474	}
		3475
		3476	sub main_loop {
		3477	warn "EV::loop starting\n";
		3478	if (1) {
		3479	EV::loop;
		3480	}
		3481	warn "EV::loop returned\n";
		3482	goto &main_loop unless $REALLY_UNLOOP;
3037	}	3483	}
3038		3484
3039	sub main {	3485	sub main {
		3486	cf::init_globals; # initialise logging
		3487
		3488	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3489	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3490	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3491	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3492
		3493	cf::init_experience;
		3494	cf::init_anim;
		3495	cf::init_attackmess;
		3496	cf::init_dynamic;
		3497
		3498	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3499
3040	# we must not ever block the main coroutine	3500	# we must not ever block the main coroutine
3041	local $Coro::idle = sub {	3501	local $Coro::idle = sub {
3042	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3502	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3043	(async {	3503	(async {
3044	Event::one_event;	3504	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3505	EV::loop EV::LOOP_ONESHOT;
3045	})->prio (Coro::PRIO_MAX);	3506	})->prio (Coro::PRIO_MAX);
3046	};	3507	};
3047		3508
		3509	evthread_start IO::AIO::poll_fileno;
		3510
		3511	cf::sync_job {
		3512	reload_resources;
3048	reload_config;	3513	reload_config;
3049	db_init;	3514	db_init;
		3515
		3516	cf::load_settings;
		3517	cf::load_materials;
		3518	cf::init_uuid;
		3519	cf::init_signals;
		3520	cf::init_commands;
		3521	cf::init_skills;
		3522
		3523	cf::init_beforeplay;
		3524
		3525	atomic;
		3526
3050	load_extensions;	3527	load_extensions;
3051		3528
3052	$TICK_WATCHER->start;	3529	utime time, time, $RUNTIMEFILE;
3053	Event::loop;	3530
		3531	# no (long-running) fork's whatsoever before this point(!)
		3532	use POSIX ();
		3533	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3534
		3535	(pop @POST_INIT)->(0) while @POST_INIT;
		3536	};
		3537
		3538	main_loop;
3054	}	3539	}
3055		3540
3056	#############################################################################	3541	#############################################################################
3057	# initialisation and cleanup	3542	# initialisation and cleanup
3058		3543
3059	# install some emergency cleanup handlers	3544	# install some emergency cleanup handlers
3060	BEGIN {	3545	BEGIN {
		3546	our %SIGWATCHER = ();
3061	for my $signal (qw(INT HUP TERM)) {	3547	for my $signal (qw(INT HUP TERM)) {
3062	Event->signal (	3548	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3063	reentrant => 0,
3064	data => WF_AUTOCANCEL,
3065	signal => $signal,
3066	prio => 0,
3067	cb => sub {
3068	cf::cleanup "SIG$signal";	3549	cf::cleanup "SIG$signal";
3069	},
3070	);	3550	};
3071	}	3551	}
3072	}	3552	}
3073		3553
3074	sub write_runtime {	3554	sub write_runtime_sync {
3075	my $runtime = "$LOCALDIR/runtime";
3076
3077	# first touch the runtime file to show we are still running:	3555	# first touch the runtime file to show we are still running:
3078	# the fsync below can take a very very long time.	3556	# the fsync below can take a very very long time.
3079		3557
3080	IO::AIO::aio_utime $runtime, undef, undef;	3558	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3081		3559
3082	my $guard = cf::lock_acquire "write_runtime";	3560	my $guard = cf::lock_acquire "write_runtime";
3083		3561
3084	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3562	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3085	or return;	3563	or return;
3086		3564
3087	my $value = $cf::RUNTIME + 90 + 10;	3565	my $value = $cf::RUNTIME + 90 + 10;
3088	# 10 is the runtime save interval, for a monotonic clock	3566	# 10 is the runtime save interval, for a monotonic clock
3089	# 60 allows for the watchdog to kill the server.	3567	# 60 allows for the watchdog to kill the server.
…		…
3099	aio_utime $fh, undef, undef;	3577	aio_utime $fh, undef, undef;
3100		3578
3101	close $fh	3579	close $fh
3102	or return;	3580	or return;
3103		3581
3104	aio_rename "$runtime~", $runtime	3582	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3105	and return;	3583	and return;
3106		3584
3107	warn "runtime file written.\n";	3585	warn "runtime file written.\n";
3108		3586
3109	1	3587	1
		3588	}
		3589
		3590	our $uuid_lock;
		3591	our $uuid_skip;
		3592
		3593	sub write_uuid_sync($) {
		3594	$uuid_skip ||= $_[0];
		3595
		3596	return if $uuid_lock;
		3597	local $uuid_lock = 1;
		3598
		3599	my $uuid = "$LOCALDIR/uuid";
		3600
		3601	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3602	or return;
		3603
		3604	my $value = uuid_seq uuid_cur;
		3605
		3606	unless ($value) {
		3607	warn "cowardly refusing to write zero uuid value!\n";
		3608	return;
		3609	}
		3610
		3611	my $value = uuid_str $value + $uuid_skip;
		3612	$uuid_skip = 0;
		3613
		3614	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3615	and return;
		3616
		3617	# always fsync - this file is important
		3618	aio_fsync $fh
		3619	and return;
		3620
		3621	close $fh
		3622	or return;
		3623
		3624	aio_rename "$uuid~", $uuid
		3625	and return;
		3626
		3627	warn "uuid file written ($value).\n";
		3628
		3629	1
		3630
		3631	}
		3632
		3633	sub write_uuid($$) {
		3634	my ($skip, $sync) = @_;
		3635
		3636	$sync ? write_uuid_sync $skip
		3637	: async { write_uuid_sync $skip };
3110	}	3638	}
3111		3639
3112	sub emergency_save() {	3640	sub emergency_save() {
3113	my $freeze_guard = cf::freeze_mainloop;	3641	my $freeze_guard = cf::freeze_mainloop;
3114		3642
3115	warn "enter emergency perl save\n";	3643	warn "emergency_perl_save: enter\n";
3116		3644
3117	cf::sync_job {	3645	cf::sync_job {
		3646	# this is a trade-off: we want to be very quick here, so
		3647	# save all maps without fsync, and later call a global sync
		3648	# (which in turn might be very very slow)
		3649	local $USE_FSYNC = 0;
		3650
3118	# use a peculiar iteration method to avoid tripping on perl	3651	# use a peculiar iteration method to avoid tripping on perl
3119	# refcount bugs in for. also avoids problems with players	3652	# refcount bugs in for. also avoids problems with players
3120	# and maps saved/destroyed asynchronously.	3653	# and maps saved/destroyed asynchronously.
3121	warn "begin emergency player save\n";	3654	warn "emergency_perl_save: begin player save\n";
3122	for my $login (keys %cf::PLAYER) {	3655	for my $login (keys %cf::PLAYER) {
3123	my $pl = $cf::PLAYER{$login} or next;	3656	my $pl = $cf::PLAYER{$login} or next;
3124	$pl->valid or next;	3657	$pl->valid or next;
		3658	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3125	$pl->save;	3659	$pl->save;
3126	}	3660	}
3127	warn "end emergency player save\n";	3661	warn "emergency_perl_save: end player save\n";
3128		3662
3129	warn "begin emergency map save\n";	3663	warn "emergency_perl_save: begin map save\n";
3130	for my $path (keys %cf::MAP) {	3664	for my $path (keys %cf::MAP) {
3131	my $map = $cf::MAP{$path} or next;	3665	my $map = $cf::MAP{$path} or next;
3132	$map->valid or next;	3666	$map->valid or next;
3133	$map->save;	3667	$map->save;
3134	}	3668	}
3135	warn "end emergency map save\n";	3669	warn "emergency_perl_save: end map save\n";
3136		3670
3137	warn "begin emergency database checkpoint\n";	3671	warn "emergency_perl_save: begin database checkpoint\n";
3138	BDB::db_env_txn_checkpoint $DB_ENV;	3672	BDB::db_env_txn_checkpoint $DB_ENV;
3139	warn "end emergency database checkpoint\n";	3673	warn "emergency_perl_save: end database checkpoint\n";
		3674
		3675	warn "emergency_perl_save: begin write uuid\n";
		3676	write_uuid_sync 1;
		3677	warn "emergency_perl_save: end write uuid\n";
3140	};	3678	};
3141		3679
		3680	warn "emergency_perl_save: starting sync()\n";
		3681	IO::AIO::aio_sync sub {
		3682	warn "emergency_perl_save: finished sync()\n";
		3683	};
		3684
3142	warn "leave emergency perl save\n";	3685	warn "emergency_perl_save: leave\n";
3143	}	3686	}
3144		3687
3145	sub post_cleanup {	3688	sub post_cleanup {
3146	my ($make_core) = @_;	3689	my ($make_core) = @_;
3147		3690
3148	warn Carp::longmess "post_cleanup backtrace"	3691	warn Carp::longmess "post_cleanup backtrace"
3149	if $make_core;	3692	if $make_core;
		3693
		3694	my $fh = pidfile;
		3695	unlink $PIDFILE if <$fh> == $$;
		3696	}
		3697
		3698	# a safer delete_package, copied from Symbol
		3699	sub clear_package($) {
		3700	my $pkg = shift;
		3701
		3702	# expand to full symbol table name if needed
		3703	unless ($pkg =~ /^main::.*::$/) {
		3704	$pkg = "main$pkg" if $pkg =~ /^::/;
		3705	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3706	$pkg .= '::' unless $pkg =~ /::$/;
		3707	}
		3708
		3709	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3710	my $stem_symtab = *{$stem}{HASH};
		3711
		3712	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3713	or return;
		3714
		3715	# clear all symbols
		3716	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3717	for my $name (keys %$leaf_symtab) {
		3718	_gv_clear *{"$pkg$name"};
		3719	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3720	}
		3721	warn "cleared package $pkg\n";#d#
3150	}	3722	}
3151		3723
3152	sub do_reload_perl() {	3724	sub do_reload_perl() {
3153	# can/must only be called in main	3725	# can/must only be called in main
3154	if ($Coro::current != $Coro::main) {	3726	if ($Coro::current != $Coro::main) {
3155	warn "can only reload from main coroutine";	3727	warn "can only reload from main coroutine";
3156	return;	3728	return;
3157	}	3729	}
3158		3730
		3731	return if $RELOAD++;
		3732
		3733	my $t1 = EV::time;
		3734
		3735	while ($RELOAD) {
3159	warn "reloading...";	3736	warn "reloading...";
3160		3737
3161	warn "entering sync_job";	3738	warn "entering sync_job";
3162		3739
3163	cf::sync_job {	3740	cf::sync_job {
3164	cf::write_runtime; # external watchdog should not bark	3741	cf::write_runtime_sync; # external watchdog should not bark
3165	cf::emergency_save;	3742	cf::emergency_save;
3166	cf::write_runtime; # external watchdog should not bark	3743	cf::write_runtime_sync; # external watchdog should not bark
3167		3744
3168	warn "syncing database to disk";	3745	warn "syncing database to disk";
3169	BDB::db_env_txn_checkpoint $DB_ENV;	3746	BDB::db_env_txn_checkpoint $DB_ENV;
3170		3747
3171	# if anything goes wrong in here, we should simply crash as we already saved	3748	# if anything goes wrong in here, we should simply crash as we already saved
3172		3749
3173	warn "cancelling all WF_AUTOCANCEL watchers";
3174	for (Event::all_watchers) {
3175	$_->cancel if $_->data & WF_AUTOCANCEL;
3176	}
3177
3178	warn "flushing outstanding aio requests";	3750	warn "flushing outstanding aio requests";
3179	for (;;) {
3180	BDB::flush;
3181	IO::AIO::flush;
3182	Coro::cede;
3183	last unless IO::AIO::nreqs || BDB::nreqs;	3751	while (IO::AIO::nreqs || BDB::nreqs) {
3184	warn "iterate...";	3752	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3185	}
3186
3187	++$RELOAD;
3188
3189	warn "cancelling all extension coros";
3190	$_->cancel for values %EXT_CORO;
3191	%EXT_CORO = ();
3192
3193	warn "removing commands";
3194	%COMMAND = ();
3195
3196	warn "removing ext/exti commands";
3197	%EXTCMD = ();
3198	%EXTICMD = ();
3199
3200	warn "unloading/nuking all extensions";
3201	for my $pkg (@EXTS) {
3202	warn "... unloading $pkg";
3203
3204	if (my $cb = $pkg->can ("unload")) {
3205	eval {
3206	$cb->($pkg);
3207	1
3208	} or warn "$pkg unloaded, but with errors: $@";
3209	}	3753	}
3210		3754
3211	warn "... nuking $pkg";	3755	warn "cancelling all extension coros";
3212	Symbol::delete_package $pkg;	3756	$_->cancel for values %EXT_CORO;
3213	}	3757	%EXT_CORO = ();
3214		3758
3215	warn "unloading all perl modules loaded from $LIBDIR";	3759	warn "removing commands";
3216	while (my ($k, $v) = each %INC) {	3760	%COMMAND = ();
3217	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3218		3761
		3762	warn "removing ext/exti commands";
		3763	%EXTCMD = ();
		3764	%EXTICMD = ();
		3765
		3766	warn "unloading/nuking all extensions";
		3767	for my $pkg (@EXTS) {
3219	warn "... unloading $k";	3768	warn "... unloading $pkg";
3220	delete $INC{$k};
3221		3769
3222	$k =~ s/\.pm$//;
3223	$k =~ s/\//::/g;
3224
3225	if (my $cb = $k->can ("unload_module")) {	3770	if (my $cb = $pkg->can ("unload")) {
		3771	eval {
3226	$cb->();	3772	$cb->($pkg);
		3773	1
		3774	} or warn "$pkg unloaded, but with errors: $@";
		3775	}
		3776
		3777	warn "... clearing $pkg";
		3778	clear_package $pkg;
3227	}	3779	}
3228		3780
3229	Symbol::delete_package $k;	3781	warn "unloading all perl modules loaded from $LIBDIR";
		3782	while (my ($k, $v) = each %INC) {
		3783	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3784
		3785	warn "... unloading $k";
		3786	delete $INC{$k};
		3787
		3788	$k =~ s/\.pm$//;
		3789	$k =~ s/\//::/g;
		3790
		3791	if (my $cb = $k->can ("unload_module")) {
		3792	$cb->();
		3793	}
		3794
		3795	clear_package $k;
3230	}	3796	}
3231		3797
3232	warn "getting rid of safe::, as good as possible";	3798	warn "getting rid of safe::, as good as possible";
3233	Symbol::delete_package "safe::$_"	3799	clear_package "safe::$_"
3234	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3800	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3235		3801
3236	warn "unloading cf.pm \"a bit\"";	3802	warn "unloading cf.pm \"a bit\"";
3237	delete $INC{"cf.pm"};	3803	delete $INC{"cf.pm"};
3238	delete $INC{"cf/pod.pm"};	3804	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3239		3805
3240	# don't, removes xs symbols, too,	3806	# don't, removes xs symbols, too,
3241	# and global variables created in xs	3807	# and global variables created in xs
3242	#Symbol::delete_package __PACKAGE__;	3808	#clear_package __PACKAGE__;
3243		3809
3244	warn "unload completed, starting to reload now";	3810	warn "unload completed, starting to reload now";
3245		3811
3246	warn "reloading cf.pm";	3812	warn "reloading cf.pm";
3247	require cf;	3813	require cf;
3248	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3814	cf::_connect_to_perl_1;
3249		3815
3250	warn "loading config and database again";	3816	warn "loading config and database again";
3251	cf::reload_config;	3817	cf::reload_config;
3252		3818
3253	warn "loading extensions";	3819	warn "loading extensions";
3254	cf::load_extensions;	3820	cf::load_extensions;
3255		3821
		3822	if ($REATTACH_ON_RELOAD) {
3256	warn "reattaching attachments to objects/players";	3823	warn "reattaching attachments to objects/players";
3257	_global_reattach; # objects, sockets	3824	_global_reattach; # objects, sockets
3258	warn "reattaching attachments to maps";	3825	warn "reattaching attachments to maps";
3259	reattach $_ for values %MAP;	3826	reattach $_ for values %MAP;
3260	warn "reattaching attachments to players";	3827	warn "reattaching attachments to players";
3261	reattach $_ for values %PLAYER;	3828	reattach $_ for values %PLAYER;
		3829	}
3262		3830
		3831	warn "running post_init jobs";
		3832	(pop @POST_INIT)->(1) while @POST_INIT;
		3833
3263	warn "leaving sync_job";	3834	warn "leaving sync_job";
3264		3835
3265	1	3836	1
3266	} or do {	3837	} or do {
3267	warn $@;	3838	warn $@;
3268	warn "error while reloading, exiting.";	3839	cf::cleanup "error while reloading, exiting.";
3269	exit 1;
3270	};	3840	};
3271		3841
3272	warn "reloaded";	3842	warn "reloaded";
		3843	--$RELOAD;
		3844	}
		3845
		3846	$t1 = EV::time - $t1;
		3847	warn "reload completed in ${t1}s\n";
3273	};	3848	};
3274		3849
3275	our $RELOAD_WATCHER; # used only during reload	3850	our $RELOAD_WATCHER; # used only during reload
3276		3851
3277	sub reload_perl() {	3852	sub reload_perl() {
3278	# doing reload synchronously and two reloads happen back-to-back,	3853	# doing reload synchronously and two reloads happen back-to-back,
3279	# coro crashes during coro_state_free->destroy here.	3854	# coro crashes during coro_state_free->destroy here.
3280		3855
3281	$RELOAD_WATCHER ||= Event->timer (	3856	$RELOAD_WATCHER ||= cf::async {
3282	reentrant => 0,	3857	Coro::AIO::aio_wait cache_extensions;
3283	after => 0,	3858
3284	data => WF_AUTOCANCEL,	3859	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3285	cb => sub {
3286	do_reload_perl;	3860	do_reload_perl;
3287	undef $RELOAD_WATCHER;	3861	undef $RELOAD_WATCHER;
3288	},	3862	};
3289	);	3863	};
3290	}	3864	}
3291		3865
3292	register_command "reload" => sub {	3866	register_command "reload" => sub {
3293	my ($who, $arg) = @_;	3867	my ($who, $arg) = @_;
3294		3868
3295	if ($who->flag (FLAG_WIZ)) {	3869	if ($who->flag (FLAG_WIZ)) {
3296	$who->message ("reloading server.");	3870	$who->message ("reloading server.");
		3871	async {
		3872	$Coro::current->{desc} = "perl_reload";
3297	async { reload_perl };	3873	reload_perl;
		3874	};
3298	}	3875	}
3299	};	3876	};
3300		3877
3301	unshift @INC, $LIBDIR;	3878	unshift @INC, $LIBDIR;
3302		3879
…		…
3304		3881
3305	our @WAIT_FOR_TICK;	3882	our @WAIT_FOR_TICK;
3306	our @WAIT_FOR_TICK_BEGIN;	3883	our @WAIT_FOR_TICK_BEGIN;
3307		3884
3308	sub wait_for_tick {	3885	sub wait_for_tick {
3309	return unless $TICK_WATCHER->is_active;
3310	return if $Coro::current == $Coro::main;	3886	return if tick_inhibit || $Coro::current == $Coro::main;
3311		3887
3312	my $signal = new Coro::Signal;	3888	my $signal = new Coro::Signal;
3313	push @WAIT_FOR_TICK, $signal;	3889	push @WAIT_FOR_TICK, $signal;
3314	$signal->wait;	3890	$signal->wait;
3315	}	3891	}
3316		3892
3317	sub wait_for_tick_begin {	3893	sub wait_for_tick_begin {
3318	return unless $TICK_WATCHER->is_active;
3319	return if $Coro::current == $Coro::main;	3894	return if tick_inhibit || $Coro::current == $Coro::main;
3320		3895
3321	my $signal = new Coro::Signal;	3896	my $signal = new Coro::Signal;
3322	push @WAIT_FOR_TICK_BEGIN, $signal;	3897	push @WAIT_FOR_TICK_BEGIN, $signal;
3323	$signal->wait;	3898	$signal->wait;
3324	}	3899	}
3325		3900
3326	my $min = 1e6;#d#	3901	sub tick {
3327	my $avg = 10;
3328	$TICK_WATCHER = Event->timer (
3329	reentrant => 0,
3330	parked => 1,
3331	prio => 0,
3332	at => $NEXT_TICK || $TICK,
3333	data => WF_AUTOCANCEL,
3334	cb => sub {
3335	if ($Coro::current != $Coro::main) {	3902	if ($Coro::current != $Coro::main) {
3336	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3903	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3337	unless ++$bug_warning > 10;	3904	unless ++$bug_warning > 10;
3338	return;	3905	return;
3339	}	3906	}
3340		3907
3341	$NOW = $tick_start = Event::time;
3342
3343	cf::server_tick; # one server iteration	3908	cf::server_tick; # one server iteration
3344		3909
3345	0 && sync_job {#d#	3910	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3346	for(1..10) {	3911	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3347	my $t = Event::time;	3912	Coro::async_pool {
3348	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3913	$Coro::current->{desc} = "runtime saver";
3349	or die;	3914	write_runtime_sync
3350		3915	or warn "ERROR: unable to write runtime file: $!";
3351	$map->width (50);
3352	$map->height (50);
3353	$map->alloc;
3354	$map->_load_objects ("/tmp/x.map", 1);
3355	my $t = Event::time - $t;
3356
3357	#next unless $t < 0.0013;#d#
3358	if ($t < $min) {
3359	$min = $t;
3360	}
3361	$avg = $avg * 0.99 + $t * 0.01;
3362	}
3363	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3364	exit 0;
3365	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3366	};	3916	};
		3917	}
3367		3918
3368	$RUNTIME += $TICK;
3369	$NEXT_TICK += $TICK;
3370
3371	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3372	$NEXT_RUNTIME_WRITE = $NOW + 10;
3373	Coro::async_pool {
3374	write_runtime
3375	or warn "ERROR: unable to write runtime file: $!";
3376	};
3377	}
3378
3379	# my $AFTER = Event::time;
3380	# warn $AFTER - $NOW;#d#
3381
3382	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3919	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3383	$sig->send;	3920	$sig->send;
3384	}	3921	}
3385	while (my $sig = shift @WAIT_FOR_TICK) {	3922	while (my $sig = shift @WAIT_FOR_TICK) {
3386	$sig->send;	3923	$sig->send;
3387	}	3924	}
3388		3925
3389	$NOW = Event::time;	3926	$LOAD = ($NOW - $TICK_START) / $TICK;
3390
3391	# if we are delayed by four ticks or more, skip them all
3392	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3393
3394	$TICK_WATCHER->at ($NEXT_TICK);
3395	$TICK_WATCHER->start;
3396
3397	$LOAD = ($NOW - $tick_start) / $TICK;
3398	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3927	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3399		3928
3400	_post_tick;	3929	if (0) {
3401		3930	if ($NEXT_TICK) {
3402		3931	my $jitter = $TICK_START - $NEXT_TICK;
		3932	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3933	warn "jitter $JITTER\n";#d#
		3934	}
3403	},	3935	}
3404	);	3936	}
3405		3937
3406	{	3938	{
3407	BDB::max_poll_time $TICK * 0.1;	3939	# configure BDB
3408	$BDB_POLL_WATCHER = Event->io (	3940
3409	reentrant => 0,
3410	fd => BDB::poll_fileno,
3411	poll => 'r',
3412	prio => 0,
3413	data => WF_AUTOCANCEL,
3414	cb => \&BDB::poll_cb,
3415	);
3416	BDB::min_parallel 8;	3941	BDB::min_parallel 8;
3417		3942	BDB::max_poll_reqs $TICK * 0.1;
3418	BDB::set_sync_prepare {	3943	$AnyEvent::BDB::WATCHER->priority (1);
3419	my $status;
3420	my $current = $Coro::current;
3421	(
3422	sub {
3423	$status = $!;
3424	$current->ready; undef $current;
3425	},
3426	sub {
3427	Coro::schedule while defined $current;
3428	$! = $status;
3429	},
3430	)
3431	};
3432		3944
3433	unless ($DB_ENV) {	3945	unless ($DB_ENV) {
3434	$DB_ENV = BDB::db_env_create;	3946	$DB_ENV = BDB::db_env_create;
		3947	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3948	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3949	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3950	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3951	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3435		3952
3436	cf::sync_job {	3953	cf::sync_job {
3437	eval {	3954	eval {
3438	BDB::db_env_open	3955	BDB::db_env_open
3439	$DB_ENV,	3956	$DB_ENV,
…		…
3441	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3958	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3442	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3959	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3443	0666;	3960	0666;
3444		3961
3445	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3962	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3446
3447	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3448	$DB_ENV->set_lk_detect;
3449	};	3963	};
3450		3964
3451	cf::cleanup "db_env_open(db): $@" if $@;	3965	cf::cleanup "db_env_open(db): $@" if $@;
3452	};	3966	};
3453	}	3967	}
		3968
		3969	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3970	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3971	};
		3972	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3973	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3974	};
		3975	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3976	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3977	};
3454	}	3978	}
3455		3979
3456	{	3980	{
		3981	# configure IO::AIO
		3982
3457	IO::AIO::min_parallel 8;	3983	IO::AIO::min_parallel 8;
3458
3459	undef $Coro::AIO::WATCHER;
3460	IO::AIO::max_poll_time $TICK * 0.1;	3984	IO::AIO::max_poll_time $TICK * 0.1;
3461	$AIO_POLL_WATCHER = Event->io (	3985	undef $AnyEvent::AIO::WATCHER;
3462	reentrant => 0,
3463	data => WF_AUTOCANCEL,
3464	fd => IO::AIO::poll_fileno,
3465	poll => 'r',
3466	prio => 6,
3467	cb => \&IO::AIO::poll_cb,
3468	);
3469	}	3986	}
3470		3987
3471	my $_log_backtrace;	3988	my $_log_backtrace;
3472		3989
3473	sub _log_backtrace {	3990	sub _log_backtrace {
…		…
3476	$msg =~ s/\n//;	3993	$msg =~ s/\n//;
3477		3994
3478	# limit the # of concurrent backtraces	3995	# limit the # of concurrent backtraces
3479	if ($_log_backtrace < 2) {	3996	if ($_log_backtrace < 2) {
3480	++$_log_backtrace;	3997	++$_log_backtrace;
		3998	my $perl_bt = Carp::longmess $msg;
3481	async {	3999	async {
		4000	$Coro::current->{desc} = "abt $msg";
		4001
3482	my @bt = fork_call {	4002	my @bt = fork_call {
3483	@addr = map { sprintf "%x", $_ } @addr;	4003	@addr = map { sprintf "%x", $_ } @addr;
3484	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4004	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3485	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4005	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3486	or die "addr2line: $!";	4006	or die "addr2line: $!";
…		…
3494	}	4014	}
3495		4015
3496	@funcs	4016	@funcs
3497	};	4017	};
3498		4018
3499	LOG llevInfo, "[ABT] $msg\n";	4019	LOG llevInfo, "[ABT] $perl_bt\n";
		4020	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3500	LOG llevInfo, "[ABT] $_\n" for @bt;	4021	LOG llevInfo, "[ABT] $_\n" for @bt;
3501	--$_log_backtrace;	4022	--$_log_backtrace;
3502	};	4023	};
3503	} else {	4024	} else {
3504	LOG llevInfo, "[ABT] $msg\n";	4025	LOG llevInfo, "[ABT] $msg\n";
3505	LOG llevInfo, "[ABT] [suppressed]\n";	4026	LOG llevInfo, "[ABT] [suppressed]\n";
3506	}	4027	}
3507	}	4028	}
3508		4029
3509	# load additional modules	4030	# load additional modules
3510	use cf::pod;	4031	require "cf/$_.pm" for @EXTRA_MODULES;
		4032	cf::_connect_to_perl_2;
3511		4033
3512	END { cf::emergency_save }	4034	END { cf::emergency_save }
3513		4035
3514	1	4036	1
3515		4037

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