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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.355 by root, Sun Sep 2 12:45:44 2007 UTC vs.
Revision 1.494 by root, Mon Oct 26 05:18:00 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) = @_;
…		…
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~";
…		…
1416		1627
1417	for my $login (@$dirs) {	1628	for my $login (@$dirs) {
1418	my $path = path $login;	1629	my $path = path $login;
1419		1630
1420	# a .pst is a dead give-away for a valid player	1631	# a .pst is a dead give-away for a valid player
1421	unless (-e "$path.pst") {	1632	# if no pst file found, open and chekc for blocked users
		1633	if (aio_stat "$path.pst") {
1422	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1634	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1423	aio_read $fh, 0, 512, my $buf, 0 or next;	1635	aio_read $fh, 0, 512, my $buf, 0 or next;
1424	$buf !~ /^password -------------$/m or next; # official not-valid tag	1636	$buf !~ /^password -------------$/m or next; # official not-valid tag
1425	}	1637	}
1426		1638
…		…
1457	}	1669	}
1458		1670
1459	\@paths	1671	\@paths
1460	}	1672	}
1461		1673
1462	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1674	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1463		1675
1464	Expand crossfire pod fragments into protocol xml.	1676	Expand deliantra pod fragments into protocol xml.
1465
1466	=cut
1467
1468	sub expand_cfpod {
1469	((my $self), (local $_)) = @_;
1470
1471	# escape & and <
1472	s/&/&amp;/g;
1473	s/(?<![BIUGHT])</&lt;/g;
1474
1475	# this is buggy, it needs to properly take care of nested <'s
1476
1477	1 while
1478	# replace B<>, I<>, U<> etc.
1479	s/B<([^\>]*)>/<b>$1<\/b>/
1480	|| s/I<([^\>]*)>/<i>$1<\/i>/
1481	|| s/U<([^\>]*)>/<u>$1<\/u>/
1482	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1483	# replace G<male|female> tags
1484	|| s{G<([^>|]*)\|([^>]*)>}{
1485	$self->gender ? $2 : $1
1486	}ge
1487	# replace H<hint text>
1488	|| s{H<([^\>]*)>}
1489	{
1490	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1491	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1492	"")
1493	[$self->{hintmode}]
1494	}ge;
1495
1496	# create single paragraphs (very hackish)
1497	s/(?<=\S)\n(?=\w)/ /g;
1498
1499	# compress some whitespace
1500	s/\s+\n/\n/g; # ws line-ends
1501	s/\n\n+/\n/g; # double lines
1502	s/^\n+//; # beginning lines
1503	s/\n+$//; # ending lines
1504
1505	$_
1506	}
1507
1508	sub hintmode {
1509	$_[0]{hintmode} = $_[1] if @_ > 1;
1510	$_[0]{hintmode}
1511	}
1512		1677
1513	=item $player->ext_reply ($msgid, @msg)	1678	=item $player->ext_reply ($msgid, @msg)
1514		1679
1515	Sends an ext reply to the player.	1680	Sends an ext reply to the player.
1516		1681
…		…
1583	our $MAX_RESET = 3600;	1748	our $MAX_RESET = 3600;
1584	our $DEFAULT_RESET = 3000;	1749	our $DEFAULT_RESET = 3000;
1585		1750
1586	sub generate_random_map {	1751	sub generate_random_map {
1587	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
1588	# mit "rum" bekleckern, nicht	1756	# mit "rum" bekleckern, nicht
1589	$self->_create_random_map (	1757	$self->_create_random_map (
1590	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1758	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1591	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1759	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1592	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1760	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1714		1882
1715	# the temporary/swap location	1883	# the temporary/swap location
1716	sub save_path {	1884	sub save_path {
1717	my ($self) = @_;	1885	my ($self) = @_;
1718		1886
1719	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1887	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1720	"$TMPDIR/$path.map"	1888	"$TMPDIR/$path.map"
1721	}	1889	}
1722		1890
1723	# the unique path, undef == no special unique path	1891	# the unique path, undef == no special unique path
1724	sub uniq_path {	1892	sub uniq_path {
1725	my ($self) = @_;	1893	my ($self) = @_;
1726		1894
1727	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1895	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1728	"$UNIQUEDIR/$path"	1896	"$UNIQUEDIR/$path"
1729	}
1730
1731	# and all this just because we cannot iterate over
1732	# all maps in C++...
1733	sub change_all_map_light {
1734	my ($change) = @_;
1735
1736	$_->change_map_light ($change)
1737	for grep $_->outdoor, values %cf::MAP;
1738	}	1897	}
1739		1898
1740	sub decay_objects {	1899	sub decay_objects {
1741	my ($self) = @_;	1900	my ($self) = @_;
1742		1901
…		…
1755		1914
1756	sub load_header_from($) {	1915	sub load_header_from($) {
1757	my ($self, $path) = @_;	1916	my ($self, $path) = @_;
1758		1917
1759	utf8::encode $path;	1918	utf8::encode $path;
1760	#aio_open $path, O_RDONLY, 0	1919	my $f = new_from_file cf::object::thawer $path
1761	# or return;
1762
1763	$self->_load_header ($path)
1764	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;
1765		1927
1766	$self->{load_path} = $path;	1928	$self->{load_path} = $path;
1767		1929
1768	1	1930	1
1769	}	1931	}
…		…
1823	sub find {	1985	sub find {
1824	my ($path, $origin) = @_;	1986	my ($path, $origin) = @_;
1825		1987
1826	$path = normalise $path, $origin && $origin->path;	1988	$path = normalise $path, $origin && $origin->path;
1827		1989
		1990	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1828	cf::lock_wait "map_find:$path";	1991	my $guard2 = cf::lock_acquire "map_find:$path";
1829		1992
1830	$cf::MAP{$path} || do {	1993	$cf::MAP{$path} || do {
1831	my $guard = cf::lock_acquire "map_find:$path";
1832	my $map = new_from_path cf::map $path	1994	my $map = new_from_path cf::map $path
1833	or return;	1995	or return;
1834		1996
1835	$map->{last_save} = $cf::RUNTIME;	1997	$map->{last_save} = $cf::RUNTIME;
1836		1998
…		…
1838	or return;	2000	or return;
1839		2001
1840	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2002	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1841	# doing this can freeze the server in a sync job, obviously	2003	# doing this can freeze the server in a sync job, obviously
1842	#$cf::WAIT_FOR_TICK->wait;	2004	#$cf::WAIT_FOR_TICK->wait;
		2005	undef $guard2;
		2006	undef $guard1;
1843	$map->reset;	2007	$map->reset;
1844	undef $guard;
1845	return find $path;	2008	return find $path;
1846	}	2009	}
1847		2010
1848	$cf::MAP{$path} = $map	2011	$cf::MAP{$path} = $map
1849	}	2012	}
…		…
1858	local $self->{deny_reset} = 1; # loading can take a long time	2021	local $self->{deny_reset} = 1; # loading can take a long time
1859		2022
1860	my $path = $self->{path};	2023	my $path = $self->{path};
1861		2024
1862	{	2025	{
1863	my $guard1 = cf::lock_acquire "map_data:$path";	2026	my $guard = cf::lock_acquire "map_data:$path";
1864	my $guard2 = cf::lock_acquire "map_load:$path";
1865		2027
		2028	return unless $self->valid;
1866	return if $self->in_memory != cf::MAP_SWAPPED;	2029	return unless $self->in_memory == cf::MAP_SWAPPED;
1867		2030
1868	$self->in_memory (cf::MAP_LOADING);	2031	$self->in_memory (cf::MAP_LOADING);
1869		2032
1870	$self->alloc;	2033	$self->alloc;
1871		2034
1872	$self->pre_load;	2035	$self->pre_load;
1873	cf::cede_to_tick;	2036	cf::cede_to_tick;
1874		2037
		2038	my $f = new_from_file cf::object::thawer $self->{load_path};
		2039	$f->skip_block;
1875	$self->_load_objects ($self->{load_path}, 1)	2040	$self->_load_objects ($f)
1876	or return;	2041	or return;
1877		2042
1878	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2043	$self->post_load_original
1879	if delete $self->{load_original};	2044	if delete $self->{load_original};
1880		2045
1881	if (my $uniq = $self->uniq_path) {	2046	if (my $uniq = $self->uniq_path) {
1882	utf8::encode $uniq;	2047	utf8::encode $uniq;
1883	if (aio_open $uniq, O_RDONLY, 0) {	2048	unless (aio_stat $uniq) {
		2049	if (my $f = new_from_file cf::object::thawer $uniq) {
1884	$self->clear_unique_items;	2050	$self->clear_unique_items;
1885	$self->_load_objects ($uniq, 0);	2051	$self->_load_objects ($f);
		2052	$f->resolve_delayed_derefs;
		2053	}
1886	}	2054	}
1887	}	2055	}
		2056
		2057	$f->resolve_delayed_derefs;
1888		2058
1889	cf::cede_to_tick;	2059	cf::cede_to_tick;
1890	# now do the right thing for maps	2060	# now do the right thing for maps
1891	$self->link_multipart_objects;	2061	$self->link_multipart_objects;
1892	$self->difficulty ($self->estimate_difficulty)	2062	$self->difficulty ($self->estimate_difficulty)
…		…
1896	unless ($self->{deny_activate}) {	2066	unless ($self->{deny_activate}) {
1897	$self->decay_objects;	2067	$self->decay_objects;
1898	$self->fix_auto_apply;	2068	$self->fix_auto_apply;
1899	$self->update_buttons;	2069	$self->update_buttons;
1900	cf::cede_to_tick;	2070	cf::cede_to_tick;
1901	$self->set_darkness_map;
1902	cf::cede_to_tick;
1903	$self->activate;	2071	$self->activate;
1904	}	2072	}
1905		2073
1906	$self->{last_save} = $cf::RUNTIME;	2074	$self->{last_save} = $cf::RUNTIME;
1907	$self->last_access ($cf::RUNTIME);	2075	$self->last_access ($cf::RUNTIME);
1908		2076
1909	$self->in_memory (cf::MAP_IN_MEMORY);	2077	$self->in_memory (cf::MAP_ACTIVE);
1910	}	2078	}
1911		2079
1912	$self->post_load;	2080	$self->post_load;
1913	}	2081	}
1914		2082
…		…
1972	my ($path, $origin, $load) = @_;	2140	my ($path, $origin, $load) = @_;
1973		2141
1974	$path = normalise $path, $origin && $origin->{path};	2142	$path = normalise $path, $origin && $origin->{path};
1975		2143
1976	if (my $map = $cf::MAP{$path}) {	2144	if (my $map = $cf::MAP{$path}) {
1977	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2145	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1978	}	2146	}
1979		2147
1980	$MAP_PREFETCH{$path} |= $load;	2148	$MAP_PREFETCH{$path} |= $load;
1981		2149
1982	$MAP_PREFETCHER ||= cf::async {	2150	$MAP_PREFETCHER ||= cf::async {
		2151	$Coro::current->{desc} = "map prefetcher";
		2152
1983	while (%MAP_PREFETCH) {	2153	while (%MAP_PREFETCH) {
1984	while (my ($k, $v) = each %MAP_PREFETCH) {	2154	while (my ($k, $v) = each %MAP_PREFETCH) {
1985	if (my $map = find $k) {	2155	if (my $map = find $k) {
1986	$map->load if $v;	2156	$map->load if $v;
1987	}	2157	}
…		…
2013	return if $self->{deny_save};	2183	return if $self->{deny_save};
2014		2184
2015	local $self->{last_access} = $self->last_access;#d#	2185	local $self->{last_access} = $self->last_access;#d#
2016		2186
2017	cf::async {	2187	cf::async {
		2188	$Coro::current->{desc} = "map player save";
2018	$_->contr->save for $self->players;	2189	$_->contr->save for $self->players;
2019	};	2190	};
		2191
		2192	cf::get_slot 0.02;
2020		2193
2021	if ($uniq) {	2194	if ($uniq) {
2022	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2195	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2023	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2196	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2024	} else {	2197	} else {
…		…
2033	$self->save;	2206	$self->save;
2034		2207
2035	my $lock = cf::lock_acquire "map_data:$self->{path}";	2208	my $lock = cf::lock_acquire "map_data:$self->{path}";
2036		2209
2037	return if $self->players;	2210	return if $self->players;
2038	return if $self->in_memory != cf::MAP_IN_MEMORY;	2211	return if $self->in_memory != cf::MAP_ACTIVE;
2039	return if $self->{deny_save};	2212	return if $self->{deny_save};
2040		2213
		2214	$self->in_memory (cf::MAP_SWAPPED);
		2215
		2216	$self->deactivate;
		2217	$_->clear_links_to ($self) for values %cf::MAP;
2041	$self->clear;	2218	$self->clear;
2042	$self->in_memory (cf::MAP_SWAPPED);
2043	}	2219	}
2044		2220
2045	sub reset_at {	2221	sub reset_at {
2046	my ($self) = @_;	2222	my ($self) = @_;
2047		2223
…		…
2065		2241
2066	my $lock = cf::lock_acquire "map_data:$self->{path}";	2242	my $lock = cf::lock_acquire "map_data:$self->{path}";
2067		2243
2068	return if $self->players;	2244	return if $self->players;
2069		2245
2070	warn "resetting map ", $self->path;	2246	warn "resetting map ", $self->path, "\n";
2071		2247
2072	$self->in_memory (cf::MAP_SWAPPED);	2248	$self->in_memory (cf::MAP_SWAPPED);
2073		2249
2074	# need to save uniques path	2250	# need to save uniques path
2075	unless ($self->{deny_save}) {	2251	unless ($self->{deny_save}) {
…		…
2079	if $uniq;	2255	if $uniq;
2080	}	2256	}
2081		2257
2082	delete $cf::MAP{$self->path};	2258	delete $cf::MAP{$self->path};
2083		2259
		2260	$self->deactivate;
		2261	$_->clear_links_to ($self) for values %cf::MAP;
2084	$self->clear;	2262	$self->clear;
2085
2086	$_->clear_links_to ($self) for values %cf::MAP;
2087		2263
2088	$self->unlink_save;	2264	$self->unlink_save;
2089	$self->destroy;	2265	$self->destroy;
2090	}	2266	}
2091		2267
…		…
2158		2334
2159	sub unique_maps() {	2335	sub unique_maps() {
2160	[	2336	[
2161	map {	2337	map {
2162	utf8::decode $_;	2338	utf8::decode $_;
2163	/\.map$/	2339	s/\.map$//; # TODO future compatibility hack
		2340	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2341	? ()
2164	? normalise $_	2342	: normalise $_
2165	: ()
2166	} @{ aio_readdir $UNIQUEDIR or [] }	2343	} @{ aio_readdir $UNIQUEDIR or [] }
2167	]	2344	]
2168	}	2345	}
2169		2346
2170	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	}
2171		2378
2172	=back	2379	=back
2173		2380
2174	=head3 cf::object	2381	=head3 cf::object
2175		2382
…		…
2179		2386
2180	=over 4	2387	=over 4
2181		2388
2182	=item $ob->inv_recursive	2389	=item $ob->inv_recursive
2183		2390
2184	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.
2185		2393
2186	=cut	2394	=cut
2187		2395
2188	sub inv_recursive_;	2396	sub inv_recursive_;
2189	sub inv_recursive_ {	2397	sub inv_recursive_ {
…		…
2192		2400
2193	sub inv_recursive {	2401	sub inv_recursive {
2194	inv_recursive_ inv $_[0]	2402	inv_recursive_ inv $_[0]
2195	}	2403	}
2196		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
2197	package cf;	2433	package cf;
2198		2434
2199	=back	2435	=back
2200		2436
2201	=head3 cf::object::player	2437	=head3 cf::object::player
…		…
2207	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>
2208	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
2209	dialogue with the given NPC character.	2445	dialogue with the given NPC character.
2210		2446
2211	=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	};
2212		2462
2213	# rough implementation of a future "reply" method that works	2463	# rough implementation of a future "reply" method that works
2214	# with dialog boxes.	2464	# with dialog boxes.
2215	#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
2216	sub cf::object::player::reply($$$;$) {	2466	sub cf::object::player::reply($$$;$) {
…		…
2228	my $dialog = $pl->{npc_dialog};	2478	my $dialog = $pl->{npc_dialog};
2229	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2479	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2230		2480
2231	} else {	2481	} else {
2232	$msg = $npc->name . " says: $msg" if $npc;	2482	$msg = $npc->name . " says: $msg" if $npc;
2233	$self->message ($msg, $flags);	2483	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2234	}	2484	}
2235	}	2485	}
2236	}	2486	}
2237		2487
2238	=item $object->send_msg ($channel, $msg, $color, [extra...])	2488	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2263		2513
2264	=item $player_object->enter_link	2514	=item $player_object->enter_link
2265		2515
2266	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}>).
2267		2517
2268	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.
2269	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.
2270		2522
2271	Will never block.	2523	Will never block.
2272		2524
2273	=item $player_object->leave_link ($map, $x, $y)	2525	=item $player_object->leave_link ($map, $x, $y)
2274		2526
…		…
2326	($x, $y) = (-1, -1)	2578	($x, $y) = (-1, -1)
2327	unless (defined $x) && (defined $y);	2579	unless (defined $x) && (defined $y);
2328		2580
2329	# use -1 or undef as default coordinates, not 0, 0	2581	# use -1 or undef as default coordinates, not 0, 0
2330	($x, $y) = ($map->enter_x, $map->enter_y)	2582	($x, $y) = ($map->enter_x, $map->enter_y)
2331	if $x <=0 && $y <= 0;	2583	if $x <= 0 && $y <= 0;
2332		2584
2333	$map->load;	2585	$map->load;
2334	$map->load_neighbours;	2586	$map->load_neighbours;
2335		2587
2336	return unless $self->contr->active;	2588	return unless $self->contr->active;
2337	$self->activate_recursive;
2338		2589
2339	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2590	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2340	$self->enter_map ($map, $x, $y);	2591	$self->enter_map ($map, $x, $y);
		2592
		2593	# only activate afterwards, to support waiting in hooks
		2594	$self->activate_recursive;
2341	}	2595	}
2342		2596
2343	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2597	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2344		2598
2345	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
2346	her, loading and preparing them map, calling the provided $check callback	2600	her, loading and preparing them map, calling the provided $check callback
2347	that has to return the map if sucecssful, and then unfreezes the player on	2601	that has to return the map if sucecssful, and then unfreezes the player on
2348	the new (success) or old (failed) map position. In either case, $done will	2602	the new (success) or old (failed) map position. In either case, $done will
2349	be called at the end of this process.	2603	be called at the end of this process.
2350		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
2351	=cut	2608	=cut
2352		2609
2353	our $GOTOGEN;	2610	our $GOTOGEN;
2354		2611
2355	sub cf::object::player::goto {	2612	sub cf::object::player::goto {
…		…
2359	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2616	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2360		2617
2361	$self->enter_link;	2618	$self->enter_link;
2362		2619
2363	(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
2364	my $map = eval {	2642	my $map = eval {
2365	my $map = cf::map::find $path;	2643	my $map = defined $path ? cf::map::find $path : undef;
2366		2644
2367	if ($map) {	2645	if ($map) {
2368	$map = $map->customise_for ($self);	2646	$map = $map->customise_for ($self);
2369	$map = $check->($map) if $check && $map;	2647	$map = $check->($map) if $check && $map;
2370	} else {	2648	} else {
2371	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2649	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2372	}	2650	}
2373		2651
2374	$map	2652	$map
2375	};	2653	};
2376		2654
…		…
2412	}	2690	}
2413		2691
2414	sub prepare_random_map {	2692	sub prepare_random_map {
2415	my ($exit) = @_;	2693	my ($exit) = @_;
2416		2694
2417	my $guard = cf::lock_acquire "exit_prepare:$exit";
2418
2419	# all this does is basically replace the /! path by	2695	# all this does is basically replace the /! path by
2420	# a new random map path (?random/...) with a seed	2696	# a new random map path (?random/...) with a seed
2421	# that depends on the exit object	2697	# that depends on the exit object
2422		2698
2423	my $rmp = parse_random_map_params $exit->msg;	2699	my $rmp = parse_random_map_params $exit->msg;
…		…
2425	if ($exit->map) {	2701	if ($exit->map) {
2426	$rmp->{region} = $exit->region->name;	2702	$rmp->{region} = $exit->region->name;
2427	$rmp->{origin_map} = $exit->map->path;	2703	$rmp->{origin_map} = $exit->map->path;
2428	$rmp->{origin_x} = $exit->x;	2704	$rmp->{origin_x} = $exit->x;
2429	$rmp->{origin_y} = $exit->y;	2705	$rmp->{origin_y} = $exit->y;
		2706
		2707	$exit->map->touch;
2430	}	2708	}
2431		2709
2432	$rmp->{random_seed} ||= $exit->random_seed;	2710	$rmp->{random_seed} ||= $exit->random_seed;
2433		2711
2434	my $data = cf::to_json $rmp;	2712	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2435	my $md5 = Digest::MD5::md5_hex $data;	2713	my $md5 = Digest::MD5::md5_hex $data;
2436	my $meta = "$RANDOMDIR/$md5.meta";	2714	my $meta = "$RANDOMDIR/$md5.meta";
2437		2715
2438	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2716	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2439	aio_write $fh, 0, (length $data), $data, 0;	2717	aio_write $fh, 0, (length $data), $data, 0;
2440	undef $fh;	2718	undef $fh;
2441	aio_rename "$meta~", $meta;	2719	aio_rename "$meta~", $meta;
2442		2720
		2721	my $slaying = "?random/$md5";
		2722
		2723	if ($exit->valid) {
2443	$exit->slaying ("?random/$md5");	2724	$exit->slaying ("?random/$md5");
2444	$exit->msg (undef);	2725	$exit->msg (undef);
		2726	}
2445	}	2727	}
2446	}	2728	}
2447		2729
2448	sub cf::object::player::enter_exit {	2730	sub cf::object::player::enter_exit {
2449	my ($self, $exit) = @_;	2731	my ($self, $exit) = @_;
2450		2732
2451	return unless $self->type == cf::PLAYER;	2733	return unless $self->type == cf::PLAYER;
2452		2734
2453	if ($exit->slaying eq "/!") {
2454	#TODO: this should de-fi-ni-te-ly not be a sync-job
2455	# the problem is that $exit might not survive long enough
2456	# so it needs to be done right now, right here
2457	cf::sync_job { prepare_random_map $exit };
2458	}
2459
2460	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2461	my $hp = $exit->stats->hp;
2462	my $sp = $exit->stats->sp;
2463
2464	$self->enter_link;	2735	$self->enter_link;
2465		2736
2466	# if exit is damned, update players death & WoR home-position
2467	$self->contr->savebed ($slaying, $hp, $sp)
2468	if $exit->flag (FLAG_DAMNED);
2469
2470	(async {	2737	(async {
2471	$self->deactivate_recursive; # just to be sure	2738	$Coro::current->{desc} = "enter_exit";
		2739
2472	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
2473	$self->goto ($slaying, $hp, $sp);	2755	$self->goto ($map, $x, $y);
2474		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
2475	1;	2761	1
2476	}) {	2762	}) {
2477	$self->message ("Something went wrong deep within the crossfire server. "	2763	$self->message ("Something went wrong deep within the deliantra server. "
2478	. "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. "
2479	. "Please report this to the dungeon master!",	2765	. "Please report this to the dungeon master!",
2480	cf::NDI_UNIQUE | cf::NDI_RED);	2766	cf::NDI_UNIQUE | cf::NDI_RED);
2481		2767
2482	warn "ERROR in enter_exit: $@";	2768	warn "ERROR in enter_exit: $@";
…		…
2499	sub cf::client::send_drawinfo {	2785	sub cf::client::send_drawinfo {
2500	my ($self, $text, $flags) = @_;	2786	my ($self, $text, $flags) = @_;
2501		2787
2502	utf8::encode $text;	2788	utf8::encode $text;
2503	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2789	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2790	}
		2791
		2792	=item $client->send_big_packet ($pkt)
		2793
		2794	Like C<send_packet>, but tries to compress large packets, and fragments
		2795	them as required.
		2796
		2797	=cut
		2798
		2799	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2800
		2801	sub cf::client::send_big_packet {
		2802	my ($self, $pkt) = @_;
		2803
		2804	# try lzf for large packets
		2805	$pkt = "lzf " . Compress::LZF::compress $pkt
		2806	if 1024 <= length $pkt and $self->{can_lzf};
		2807
		2808	# split very large packets
		2809	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2810	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2811	$pkt = "frag";
		2812	}
		2813
		2814	$self->send_packet ($pkt);
2504	}	2815	}
2505		2816
2506	=item $client->send_msg ($channel, $msg, $color, [extra...])	2817	=item $client->send_msg ($channel, $msg, $color, [extra...])
2507		2818
2508	Send a drawinfo or msg packet to the client, formatting the msg for the	2819	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2510	the message, with C<log> being the default. If C<$color> is negative, suppress	2821	the message, with C<log> being the default. If C<$color> is negative, suppress
2511	the message unless the client supports the msg packet.	2822	the message unless the client supports the msg packet.
2512		2823
2513	=cut	2824	=cut
2514		2825
		2826	# non-persistent channels (usually the info channel)
2515	our %CHANNEL = (	2827	our %CHANNEL = (
		2828	"c/motd" => {
		2829	id => "infobox",
		2830	title => "MOTD",
		2831	reply => undef,
		2832	tooltip => "The message of the day",
		2833	},
2516	"c/identify" => {	2834	"c/identify" => {
2517	id => "identify",	2835	id => "infobox",
2518	title => "Identify",	2836	title => "Identify",
2519	reply => undef,	2837	reply => undef,
2520	tooltip => "Items recently identified",	2838	tooltip => "Items recently identified",
2521	},	2839	},
2522	"c/examine" => {	2840	"c/examine" => {
2523	id => "examine",	2841	id => "infobox",
2524	title => "Examine",	2842	title => "Examine",
2525	reply => undef,	2843	reply => undef,
2526	tooltip => "Signs and other items you examined",	2844	tooltip => "Signs and other items you examined",
2527	},	2845	},
		2846	"c/shopinfo" => {
		2847	id => "infobox",
		2848	title => "Shop Info",
		2849	reply => undef,
		2850	tooltip => "What your bargaining skill tells you about the shop",
		2851	},
		2852	"c/book" => {
		2853	id => "infobox",
		2854	title => "Book",
		2855	reply => undef,
		2856	tooltip => "The contents of a note or book",
		2857	},
		2858	"c/lookat" => {
		2859	id => "infobox",
		2860	title => "Look",
		2861	reply => undef,
		2862	tooltip => "What you saw there",
		2863	},
		2864	"c/who" => {
		2865	id => "infobox",
		2866	title => "Players",
		2867	reply => undef,
		2868	tooltip => "Shows players who are currently online",
		2869	},
		2870	"c/body" => {
		2871	id => "infobox",
		2872	title => "Body Parts",
		2873	reply => undef,
		2874	tooltip => "Shows which body parts you posess and are available",
		2875	},
		2876	"c/statistics" => {
		2877	id => "infobox",
		2878	title => "Statistics",
		2879	reply => undef,
		2880	tooltip => "Shows your primary statistics",
		2881	},
		2882	"c/skills" => {
		2883	id => "infobox",
		2884	title => "Skills",
		2885	reply => undef,
		2886	tooltip => "Shows your experience per skill and item power",
		2887	},
		2888	"c/shopitems" => {
		2889	id => "infobox",
		2890	title => "Shop Items",
		2891	reply => undef,
		2892	tooltip => "Shows the items currently for sale in this shop",
		2893	},
		2894	"c/resistances" => {
		2895	id => "infobox",
		2896	title => "Resistances",
		2897	reply => undef,
		2898	tooltip => "Shows your resistances",
		2899	},
		2900	"c/pets" => {
		2901	id => "infobox",
		2902	title => "Pets",
		2903	reply => undef,
		2904	tooltip => "Shows information abotu your pets/a specific pet",
		2905	},
		2906	"c/perceiveself" => {
		2907	id => "infobox",
		2908	title => "Perceive Self",
		2909	reply => undef,
		2910	tooltip => "You gained detailed knowledge about yourself",
		2911	},
		2912	"c/uptime" => {
		2913	id => "infobox",
		2914	title => "Uptime",
		2915	reply => undef,
		2916	tooltip => "How long the server has been running since last restart",
		2917	},
		2918	"c/mapinfo" => {
		2919	id => "infobox",
		2920	title => "Map Info",
		2921	reply => undef,
		2922	tooltip => "Information related to the maps",
		2923	},
		2924	"c/party" => {
		2925	id => "party",
		2926	title => "Party",
		2927	reply => "gsay ",
		2928	tooltip => "Messages and chat related to your party",
		2929	},
		2930	"c/death" => {
		2931	id => "death",
		2932	title => "Death",
		2933	reply => undef,
		2934	tooltip => "Reason for and more info about your most recent death",
		2935	},
		2936	"c/say" => $SAY_CHANNEL,
		2937	"c/chat" => $CHAT_CHANNEL,
2528	);	2938	);
2529		2939
2530	sub cf::client::send_msg {	2940	sub cf::client::send_msg {
2531	my ($self, $channel, $msg, $color, @extra) = @_;	2941	my ($self, $channel, $msg, $color, @extra) = @_;
2532		2942
2533	$msg = $self->pl->expand_cfpod ($msg);	2943	$msg = $self->pl->expand_cfpod ($msg)
		2944	unless $color & cf::NDI_VERBATIM;
2534		2945
2535	$color &= cf::NDI_CLIENT_MASK; # just in case...	2946	$color &= cf::NDI_CLIENT_MASK; # just in case...
2536		2947
2537	# check predefined channels, for the benefit of C	2948	# check predefined channels, for the benefit of C
2538	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	2949	if ($CHANNEL{$channel}) {
		2950	$channel = $CHANNEL{$channel};
2539		2951
		2952	$self->ext_msg (channel_info => $channel);
		2953	$channel = $channel->{id};
		2954
2540	if (ref $channel) {	2955	} elsif (ref $channel) {
2541	# send meta info to client, if not yet sent	2956	# send meta info to client, if not yet sent
2542	unless (exists $self->{channel}{$channel->{id}}) {	2957	unless (exists $self->{channel}{$channel->{id}}) {
2543	$self->{channel}{$channel->{id}} = $channel;	2958	$self->{channel}{$channel->{id}} = $channel;
2544	$self->ext_msg (channel_info => $channel)	2959	$self->ext_msg (channel_info => $channel);
2545	if $self->can_msg;
2546	}	2960	}
2547		2961
2548	$channel = $channel->{id};	2962	$channel = $channel->{id};
2549	}	2963	}
2550		2964
2551	return unless @extra || length $msg;	2965	return unless @extra || length $msg;
2552		2966
2553	if ($self->can_msg) {
2554	# default colour, mask it out	2967	# default colour, mask it out
2555	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2968	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2556	if $color & cf::NDI_DEF;	2969	if $color & cf::NDI_DEF;
2557		2970
2558	$self->send_packet ("msg " . $self->{json_coder}->encode (	2971	my $pkt = "msg "
		2972	. $self->{json_coder}->encode (
2559	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2973	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2560	} else {	2974	);
2561	if ($color >= 0) {
2562	# replace some tags by gcfclient-compatible ones
2563	for ($msg) {
2564	1 while
2565	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2566	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2567	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2568	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2569	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2570	}
2571		2975
2572	$color &= cf::NDI_COLOR_MASK;	2976	$self->send_big_packet ($pkt);
2573
2574	utf8::encode $msg;
2575
2576	if (0 && $msg =~ /\[/) {
2577	# COMMAND/INFO
2578	$self->send_packet ("drawextinfo $color 10 8 $msg")
2579	} else {
2580	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2581	$self->send_packet ("drawinfo $color $msg")
2582	}
2583	}
2584	}
2585	}	2977	}
2586		2978
2587	=item $client->ext_msg ($type, @msg)	2979	=item $client->ext_msg ($type, @msg)
2588		2980
2589	Sends an ext event to the client.	2981	Sends an ext event to the client.
…		…
2592		2984
2593	sub cf::client::ext_msg($$@) {	2985	sub cf::client::ext_msg($$@) {
2594	my ($self, $type, @msg) = @_;	2986	my ($self, $type, @msg) = @_;
2595		2987
2596	if ($self->extcmd == 2) {	2988	if ($self->extcmd == 2) {
2597	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	2989	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2598	} elsif ($self->extcmd == 1) { # TODO: remove	2990	} elsif ($self->extcmd == 1) { # TODO: remove
2599	push @msg, msgtype => "event_$type";	2991	push @msg, msgtype => "event_$type";
2600	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2992	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2601	}	2993	}
2602	}	2994	}
2603		2995
2604	=item $client->ext_reply ($msgid, @msg)	2996	=item $client->ext_reply ($msgid, @msg)
2605		2997
…		…
2609		3001
2610	sub cf::client::ext_reply($$@) {	3002	sub cf::client::ext_reply($$@) {
2611	my ($self, $id, @msg) = @_;	3003	my ($self, $id, @msg) = @_;
2612		3004
2613	if ($self->extcmd == 2) {	3005	if ($self->extcmd == 2) {
2614	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3006	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2615	} elsif ($self->extcmd == 1) {	3007	} elsif ($self->extcmd == 1) {
2616	#TODO: version 1, remove	3008	#TODO: version 1, remove
2617	unshift @msg, msgtype => "reply", msgid => $id;	3009	unshift @msg, msgtype => "reply", msgid => $id;
2618	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3010	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2619	}	3011	}
2620	}	3012	}
2621		3013
2622	=item $success = $client->query ($flags, "text", \&cb)	3014	=item $success = $client->query ($flags, "text", \&cb)
2623		3015
…		…
2762	=pod	3154	=pod
2763		3155
2764	The following functions and methods are available within a safe environment:	3156	The following functions and methods are available within a safe environment:
2765		3157
2766	cf::object	3158	cf::object
2767	contr pay_amount pay_player map x y force_find force_add	3159	contr pay_amount pay_player map x y force_find force_add destroy
2768	insert remove name archname title slaying race decrease_ob_nr	3160	insert remove name archname title slaying race decrease split
		3161	value
2769		3162
2770	cf::object::player	3163	cf::object::player
2771	player	3164	player
2772		3165
2773	cf::player	3166	cf::player
…		…
2778		3171
2779	=cut	3172	=cut
2780		3173
2781	for (	3174	for (
2782	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3175	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2783	insert remove inv name archname title slaying race	3176	insert remove inv nrof name archname title slaying race
2784	decrease_ob_nr)],	3177	decrease split destroy change_exp value msg lore send_msg)],
2785	["cf::object::player" => qw(player)],	3178	["cf::object::player" => qw(player)],
2786	["cf::player" => qw(peaceful)],	3179	["cf::player" => qw(peaceful send_msg)],
2787	["cf::map" => qw(trigger)],	3180	["cf::map" => qw(trigger)],
2788	) {	3181	) {
2789	no strict 'refs';	3182	no strict 'refs';
2790	my ($pkg, @funs) = @$_;	3183	my ($pkg, @funs) = @$_;
2791	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3184	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2808	my ($code, %vars) = @_;	3201	my ($code, %vars) = @_;
2809		3202
2810	my $qcode = $code;	3203	my $qcode = $code;
2811	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3204	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2812	$qcode =~ s/\n/\\n/g;	3205	$qcode =~ s/\n/\\n/g;
		3206
		3207	%vars = (_dummy => 0) unless %vars;
2813		3208
2814	local $_;	3209	local $_;
2815	local @safe::cf::_safe_eval_args = values %vars;	3210	local @safe::cf::_safe_eval_args = values %vars;
2816		3211
2817	my $eval =	3212	my $eval =
…		…
2894	{	3289	{
2895	my $faces = $facedata->{faceinfo};	3290	my $faces = $facedata->{faceinfo};
2896		3291
2897	while (my ($face, $info) = each %$faces) {	3292	while (my ($face, $info) = each %$faces) {
2898	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3293	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3294
2899	cf::face::set_visibility $idx, $info->{visibility};	3295	cf::face::set_visibility $idx, $info->{visibility};
2900	cf::face::set_magicmap $idx, $info->{magicmap};	3296	cf::face::set_magicmap $idx, $info->{magicmap};
2901	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3297	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2902	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3298	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2903		3299
2904	cf::cede_to_tick;	3300	cf::cede_to_tick;
2905	}	3301	}
2906		3302
2907	while (my ($face, $info) = each %$faces) {	3303	while (my ($face, $info) = each %$faces) {
2908	next unless $info->{smooth};	3304	next unless $info->{smooth};
		3305
2909	my $idx = cf::face::find $face	3306	my $idx = cf::face::find $face
2910	or next;	3307	or next;
		3308
2911	if (my $smooth = cf::face::find $info->{smooth}) {	3309	if (my $smooth = cf::face::find $info->{smooth}) {
2912	cf::face::set_smooth $idx, $smooth;	3310	cf::face::set_smooth $idx, $smooth;
2913	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3311	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2914	} else {	3312	} else {
2915	warn "smooth face '$info->{smooth}' not found for face '$face'";	3313	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2933	{	3331	{
2934	# TODO: for gcfclient pleasure, we should give resources	3332	# TODO: for gcfclient pleasure, we should give resources
2935	# that gcfclient doesn't grok a >10000 face index.	3333	# that gcfclient doesn't grok a >10000 face index.
2936	my $res = $facedata->{resource};	3334	my $res = $facedata->{resource};
2937		3335
2938	my $soundconf = delete $res->{"res/sound.conf"};
2939
2940	while (my ($name, $info) = each %$res) {	3336	while (my ($name, $info) = each %$res) {
		3337	if (defined $info->{type}) {
2941	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3338	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2942	my $data;	3339	my $data;
2943		3340
2944	if ($info->{type} & 1) {	3341	if ($info->{type} & 1) {
2945	# prepend meta info	3342	# prepend meta info
2946		3343
2947	my $meta = $enc->encode ({	3344	my $meta = $enc->encode ({
2948	name => $name,	3345	name => $name,
2949	%{ $info->{meta} || {} },	3346	%{ $info->{meta} || {} },
2950	});	3347	});
2951		3348
2952	$data = pack "(w/a*)*", $meta, $info->{data};	3349	$data = pack "(w/a*)*", $meta, $info->{data};
		3350	} else {
		3351	$data = $info->{data};
		3352	}
		3353
		3354	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3355	cf::face::set_type $idx, $info->{type};
2953	} else {	3356	} else {
2954	$data = $info->{data};	3357	$RESOURCE{$name} = $info;
2955	}	3358	}
2956		3359
2957	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2958	cf::face::set_type $idx, $info->{type};
2959
2960	cf::cede_to_tick;	3360	cf::cede_to_tick;
2961	}	3361	}
2962
2963	if ($soundconf) {
2964	$soundconf = $enc->decode (delete $soundconf->{data});
2965
2966	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2967	my $sound = $soundconf->{compat}[$_]
2968	or next;
2969
2970	my $face = cf::face::find "sound/$sound->[1]";
2971	cf::sound::set $sound->[0] => $face;
2972	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2973	}
2974
2975	while (my ($k, $v) = each %{$soundconf->{event}}) {
2976	my $face = cf::face::find "sound/$v";
2977	cf::sound::set $k => $face;
2978	}
2979	}
2980	}	3362	}
		3363
		3364	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2981		3365
2982	1	3366	1
2983	}	3367	}
		3368
		3369	cf::global->attach (on_resource_update => sub {
		3370	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3371	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3372
		3373	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3374	my $sound = $soundconf->{compat}[$_]
		3375	or next;
		3376
		3377	my $face = cf::face::find "sound/$sound->[1]";
		3378	cf::sound::set $sound->[0] => $face;
		3379	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3380	}
		3381
		3382	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3383	my $face = cf::face::find "sound/$v";
		3384	cf::sound::set $k => $face;
		3385	}
		3386	}
		3387	});
2984		3388
2985	register_exticmd fx_want => sub {	3389	register_exticmd fx_want => sub {
2986	my ($ns, $want) = @_;	3390	my ($ns, $want) = @_;
2987		3391
2988	while (my ($k, $v) = each %$want) {	3392	while (my ($k, $v) = each %$want) {
2989	$ns->fx_want ($k, $v);	3393	$ns->fx_want ($k, $v);
2990	}	3394	}
2991	};	3395	};
		3396
		3397	sub load_resource_file($) {
		3398	my $guard = lock_acquire "load_resource_file";
		3399
		3400	my $status = load_resource_file_ $_[0];
		3401	get_slot 0.1, 100;
		3402	cf::arch::commit_load;
		3403
		3404	$status
		3405	}
2992		3406
2993	sub reload_regions {	3407	sub reload_regions {
2994	# HACK to clear player env face cache, we need some signal framework	3408	# HACK to clear player env face cache, we need some signal framework
2995	# for this (global event?)	3409	# for this (global event?)
2996	%ext::player_env::MUSIC_FACE_CACHE = ();	3410	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3010	}	3424	}
3011		3425
3012	sub reload_archetypes {	3426	sub reload_archetypes {
3013	load_resource_file "$DATADIR/archetypes"	3427	load_resource_file "$DATADIR/archetypes"
3014	or die "unable to load archetypes\n";	3428	or die "unable to load archetypes\n";
3015	#d# NEED to laod twice to resolve forward references
3016	# this really needs to be done in an extra post-pass
3017	# (which needs to be synchronous, so solve it differently)
3018	load_resource_file "$DATADIR/archetypes"
3019	or die "unable to load archetypes\n";
3020	}	3429	}
3021		3430
3022	sub reload_treasures {	3431	sub reload_treasures {
3023	load_resource_file "$DATADIR/treasures"	3432	load_resource_file "$DATADIR/treasures"
3024	or die "unable to load treasurelists\n";	3433	or die "unable to load treasurelists\n";
3025	}	3434	}
3026		3435
3027	sub reload_resources {	3436	sub reload_resources {
3028	warn "reloading resource files...\n";	3437	warn "reloading resource files...\n";
3029		3438
		3439	reload_facedata;
		3440	reload_archetypes;
3030	reload_regions;	3441	reload_regions;
3031	reload_facedata;
3032	#reload_archetypes;#d#
3033	reload_archetypes;
3034	reload_treasures;	3442	reload_treasures;
3035		3443
3036	warn "finished reloading resource files\n";	3444	warn "finished reloading resource files\n";
3037	}	3445	}
3038		3446
3039	sub init {
3040	reload_resources;
3041	}
3042
3043	sub reload_config {	3447	sub reload_config {
		3448	warn "reloading config file...\n";
		3449
3044	open my $fh, "<:utf8", "$CONFDIR/config"	3450	open my $fh, "<:utf8", "$CONFDIR/config"
3045	or return;	3451	or return;
3046		3452
3047	local $/;	3453	local $/;
3048	*CFG = YAML::Syck::Load <$fh>;	3454	*CFG = YAML::XS::Load scalar <$fh>;
3049		3455
3050	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3456	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3051		3457
3052	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3458	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3053	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3459	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3057	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3463	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3058	and die "WARNING: m(un)lockall failed: $!\n";	3464	and die "WARNING: m(un)lockall failed: $!\n";
3059	};	3465	};
3060	warn $@ if $@;	3466	warn $@ if $@;
3061	}	3467	}
		3468
		3469	warn "finished reloading resource files\n";
		3470	}
		3471
		3472	sub pidfile() {
		3473	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3474	or die "$PIDFILE: $!";
		3475	flock $fh, &Fcntl::LOCK_EX
		3476	or die "$PIDFILE: flock: $!";
		3477	$fh
		3478	}
		3479
		3480	# make sure only one server instance is running at any one time
		3481	sub atomic {
		3482	my $fh = pidfile;
		3483
		3484	my $pid = <$fh>;
		3485	kill 9, $pid if $pid > 0;
		3486
		3487	seek $fh, 0, 0;
		3488	print $fh $$;
		3489	}
		3490
		3491	sub main_loop {
		3492	warn "EV::loop starting\n";
		3493	if (1) {
		3494	EV::loop;
		3495	}
		3496	warn "EV::loop returned\n";
		3497	goto &main_loop unless $REALLY_UNLOOP;
3062	}	3498	}
3063		3499
3064	sub main {	3500	sub main {
		3501	cf::init_globals; # initialise logging
		3502
		3503	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3504	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3505	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3506	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3507
		3508	cf::init_experience;
		3509	cf::init_anim;
		3510	cf::init_attackmess;
		3511	cf::init_dynamic;
		3512
		3513	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3514
3065	# we must not ever block the main coroutine	3515	# we must not ever block the main coroutine
3066	local $Coro::idle = sub {	3516	local $Coro::idle = sub {
3067	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3517	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3068	(async {	3518	(async {
3069	Event::one_event;	3519	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3520	EV::loop EV::LOOP_ONESHOT;
3070	})->prio (Coro::PRIO_MAX);	3521	})->prio (Coro::PRIO_MAX);
3071	};	3522	};
3072		3523
		3524	evthread_start IO::AIO::poll_fileno;
		3525
		3526	cf::sync_job {
		3527	reload_resources;
3073	reload_config;	3528	reload_config;
3074	db_init;	3529	db_init;
		3530
		3531	cf::load_settings;
		3532	cf::load_materials;
		3533	cf::init_uuid;
		3534	cf::init_signals;
		3535	cf::init_commands;
		3536	cf::init_skills;
		3537
		3538	cf::init_beforeplay;
		3539
		3540	atomic;
		3541
3075	load_extensions;	3542	load_extensions;
3076		3543
3077	$TICK_WATCHER->start;	3544	utime time, time, $RUNTIMEFILE;
3078	Event::loop;	3545
		3546	# no (long-running) fork's whatsoever before this point(!)
		3547	use POSIX ();
		3548	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3549
		3550	(pop @POST_INIT)->(0) while @POST_INIT;
		3551	};
		3552
		3553	main_loop;
3079	}	3554	}
3080		3555
3081	#############################################################################	3556	#############################################################################
3082	# initialisation and cleanup	3557	# initialisation and cleanup
3083		3558
3084	# install some emergency cleanup handlers	3559	# install some emergency cleanup handlers
3085	BEGIN {	3560	BEGIN {
		3561	our %SIGWATCHER = ();
3086	for my $signal (qw(INT HUP TERM)) {	3562	for my $signal (qw(INT HUP TERM)) {
3087	Event->signal (	3563	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3088	reentrant => 0,
3089	data => WF_AUTOCANCEL,
3090	signal => $signal,
3091	prio => 0,
3092	cb => sub {
3093	cf::cleanup "SIG$signal";	3564	cf::cleanup "SIG$signal";
3094	},
3095	);	3565	};
3096	}	3566	}
3097	}	3567	}
3098		3568
3099	sub write_runtime {	3569	sub write_runtime_sync {
3100	my $runtime = "$LOCALDIR/runtime";
3101
3102	# first touch the runtime file to show we are still running:	3570	# first touch the runtime file to show we are still running:
3103	# the fsync below can take a very very long time.	3571	# the fsync below can take a very very long time.
3104		3572
3105	IO::AIO::aio_utime $runtime, undef, undef;	3573	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3106		3574
3107	my $guard = cf::lock_acquire "write_runtime";	3575	my $guard = cf::lock_acquire "write_runtime";
3108		3576
3109	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3577	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3110	or return;	3578	or return;
3111		3579
3112	my $value = $cf::RUNTIME + 90 + 10;	3580	my $value = $cf::RUNTIME + 90 + 10;
3113	# 10 is the runtime save interval, for a monotonic clock	3581	# 10 is the runtime save interval, for a monotonic clock
3114	# 60 allows for the watchdog to kill the server.	3582	# 60 allows for the watchdog to kill the server.
…		…
3124	aio_utime $fh, undef, undef;	3592	aio_utime $fh, undef, undef;
3125		3593
3126	close $fh	3594	close $fh
3127	or return;	3595	or return;
3128		3596
3129	aio_rename "$runtime~", $runtime	3597	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3130	and return;	3598	and return;
3131		3599
3132	warn "runtime file written.\n";	3600	warn "runtime file written.\n";
3133		3601
3134	1	3602	1
		3603	}
		3604
		3605	our $uuid_lock;
		3606	our $uuid_skip;
		3607
		3608	sub write_uuid_sync($) {
		3609	$uuid_skip ||= $_[0];
		3610
		3611	return if $uuid_lock;
		3612	local $uuid_lock = 1;
		3613
		3614	my $uuid = "$LOCALDIR/uuid";
		3615
		3616	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3617	or return;
		3618
		3619	my $value = uuid_seq uuid_cur;
		3620
		3621	unless ($value) {
		3622	warn "cowardly refusing to write zero uuid value!\n";
		3623	return;
		3624	}
		3625
		3626	my $value = uuid_str $value + $uuid_skip;
		3627	$uuid_skip = 0;
		3628
		3629	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3630	and return;
		3631
		3632	# always fsync - this file is important
		3633	aio_fsync $fh
		3634	and return;
		3635
		3636	close $fh
		3637	or return;
		3638
		3639	aio_rename "$uuid~", $uuid
		3640	and return;
		3641
		3642	warn "uuid file written ($value).\n";
		3643
		3644	1
		3645
		3646	}
		3647
		3648	sub write_uuid($$) {
		3649	my ($skip, $sync) = @_;
		3650
		3651	$sync ? write_uuid_sync $skip
		3652	: async { write_uuid_sync $skip };
3135	}	3653	}
3136		3654
3137	sub emergency_save() {	3655	sub emergency_save() {
3138	my $freeze_guard = cf::freeze_mainloop;	3656	my $freeze_guard = cf::freeze_mainloop;
3139		3657
3140	warn "enter emergency perl save\n";	3658	warn "emergency_perl_save: enter\n";
3141		3659
3142	cf::sync_job {	3660	cf::sync_job {
		3661	# this is a trade-off: we want to be very quick here, so
		3662	# save all maps without fsync, and later call a global sync
		3663	# (which in turn might be very very slow)
		3664	local $USE_FSYNC = 0;
		3665
3143	# use a peculiar iteration method to avoid tripping on perl	3666	# use a peculiar iteration method to avoid tripping on perl
3144	# refcount bugs in for. also avoids problems with players	3667	# refcount bugs in for. also avoids problems with players
3145	# and maps saved/destroyed asynchronously.	3668	# and maps saved/destroyed asynchronously.
3146	warn "begin emergency player save\n";	3669	warn "emergency_perl_save: begin player save\n";
3147	for my $login (keys %cf::PLAYER) {	3670	for my $login (keys %cf::PLAYER) {
3148	my $pl = $cf::PLAYER{$login} or next;	3671	my $pl = $cf::PLAYER{$login} or next;
3149	$pl->valid or next;	3672	$pl->valid or next;
		3673	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3150	$pl->save;	3674	$pl->save;
3151	}	3675	}
3152	warn "end emergency player save\n";	3676	warn "emergency_perl_save: end player save\n";
3153		3677
3154	warn "begin emergency map save\n";	3678	warn "emergency_perl_save: begin map save\n";
3155	for my $path (keys %cf::MAP) {	3679	for my $path (keys %cf::MAP) {
3156	my $map = $cf::MAP{$path} or next;	3680	my $map = $cf::MAP{$path} or next;
3157	$map->valid or next;	3681	$map->valid or next;
3158	$map->save;	3682	$map->save;
3159	}	3683	}
3160	warn "end emergency map save\n";	3684	warn "emergency_perl_save: end map save\n";
3161		3685
3162	warn "begin emergency database checkpoint\n";	3686	warn "emergency_perl_save: begin database checkpoint\n";
3163	BDB::db_env_txn_checkpoint $DB_ENV;	3687	BDB::db_env_txn_checkpoint $DB_ENV;
3164	warn "end emergency database checkpoint\n";	3688	warn "emergency_perl_save: end database checkpoint\n";
		3689
		3690	warn "emergency_perl_save: begin write uuid\n";
		3691	write_uuid_sync 1;
		3692	warn "emergency_perl_save: end write uuid\n";
3165	};	3693	};
3166		3694
		3695	warn "emergency_perl_save: starting sync()\n";
		3696	IO::AIO::aio_sync sub {
		3697	warn "emergency_perl_save: finished sync()\n";
		3698	};
		3699
3167	warn "leave emergency perl save\n";	3700	warn "emergency_perl_save: leave\n";
3168	}	3701	}
3169		3702
3170	sub post_cleanup {	3703	sub post_cleanup {
3171	my ($make_core) = @_;	3704	my ($make_core) = @_;
3172		3705
3173	warn Carp::longmess "post_cleanup backtrace"	3706	warn Carp::longmess "post_cleanup backtrace"
3174	if $make_core;	3707	if $make_core;
		3708
		3709	my $fh = pidfile;
		3710	unlink $PIDFILE if <$fh> == $$;
		3711	}
		3712
		3713	# a safer delete_package, copied from Symbol
		3714	sub clear_package($) {
		3715	my $pkg = shift;
		3716
		3717	# expand to full symbol table name if needed
		3718	unless ($pkg =~ /^main::.*::$/) {
		3719	$pkg = "main$pkg" if $pkg =~ /^::/;
		3720	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3721	$pkg .= '::' unless $pkg =~ /::$/;
		3722	}
		3723
		3724	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3725	my $stem_symtab = *{$stem}{HASH};
		3726
		3727	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3728	or return;
		3729
		3730	# clear all symbols
		3731	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3732	for my $name (keys %$leaf_symtab) {
		3733	_gv_clear *{"$pkg$name"};
		3734	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3735	}
		3736	warn "cleared package $pkg\n";#d#
3175	}	3737	}
3176		3738
3177	sub do_reload_perl() {	3739	sub do_reload_perl() {
3178	# can/must only be called in main	3740	# can/must only be called in main
3179	if ($Coro::current != $Coro::main) {	3741	if ($Coro::current != $Coro::main) {
3180	warn "can only reload from main coroutine";	3742	warn "can only reload from main coroutine";
3181	return;	3743	return;
3182	}	3744	}
3183		3745
		3746	return if $RELOAD++;
		3747
		3748	my $t1 = EV::time;
		3749
		3750	while ($RELOAD) {
3184	warn "reloading...";	3751	warn "reloading...";
3185		3752
3186	warn "entering sync_job";	3753	warn "entering sync_job";
3187		3754
3188	cf::sync_job {	3755	cf::sync_job {
3189	cf::write_runtime; # external watchdog should not bark	3756	cf::write_runtime_sync; # external watchdog should not bark
3190	cf::emergency_save;	3757	cf::emergency_save;
3191	cf::write_runtime; # external watchdog should not bark	3758	cf::write_runtime_sync; # external watchdog should not bark
3192		3759
3193	warn "syncing database to disk";	3760	warn "syncing database to disk";
3194	BDB::db_env_txn_checkpoint $DB_ENV;	3761	BDB::db_env_txn_checkpoint $DB_ENV;
3195		3762
3196	# if anything goes wrong in here, we should simply crash as we already saved	3763	# if anything goes wrong in here, we should simply crash as we already saved
3197		3764
3198	warn "cancelling all WF_AUTOCANCEL watchers";
3199	for (Event::all_watchers) {
3200	$_->cancel if $_->data & WF_AUTOCANCEL;
3201	}
3202
3203	warn "flushing outstanding aio requests";	3765	warn "flushing outstanding aio requests";
3204	for (;;) {
3205	BDB::flush;
3206	IO::AIO::flush;
3207	Coro::cede;
3208	last unless IO::AIO::nreqs || BDB::nreqs;	3766	while (IO::AIO::nreqs || BDB::nreqs) {
3209	warn "iterate...";	3767	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3210	}
3211
3212	++$RELOAD;
3213
3214	warn "cancelling all extension coros";
3215	$_->cancel for values %EXT_CORO;
3216	%EXT_CORO = ();
3217
3218	warn "removing commands";
3219	%COMMAND = ();
3220
3221	warn "removing ext/exti commands";
3222	%EXTCMD = ();
3223	%EXTICMD = ();
3224
3225	warn "unloading/nuking all extensions";
3226	for my $pkg (@EXTS) {
3227	warn "... unloading $pkg";
3228
3229	if (my $cb = $pkg->can ("unload")) {
3230	eval {
3231	$cb->($pkg);
3232	1
3233	} or warn "$pkg unloaded, but with errors: $@";
3234	}	3768	}
3235		3769
3236	warn "... nuking $pkg";	3770	warn "cancelling all extension coros";
3237	Symbol::delete_package $pkg;	3771	$_->cancel for values %EXT_CORO;
3238	}	3772	%EXT_CORO = ();
3239		3773
3240	warn "unloading all perl modules loaded from $LIBDIR";	3774	warn "removing commands";
3241	while (my ($k, $v) = each %INC) {	3775	%COMMAND = ();
3242	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3243		3776
		3777	warn "removing ext/exti commands";
		3778	%EXTCMD = ();
		3779	%EXTICMD = ();
		3780
		3781	warn "unloading/nuking all extensions";
		3782	for my $pkg (@EXTS) {
3244	warn "... unloading $k";	3783	warn "... unloading $pkg";
3245	delete $INC{$k};
3246		3784
3247	$k =~ s/\.pm$//;
3248	$k =~ s/\//::/g;
3249
3250	if (my $cb = $k->can ("unload_module")) {	3785	if (my $cb = $pkg->can ("unload")) {
		3786	eval {
3251	$cb->();	3787	$cb->($pkg);
		3788	1
		3789	} or warn "$pkg unloaded, but with errors: $@";
		3790	}
		3791
		3792	warn "... clearing $pkg";
		3793	clear_package $pkg;
3252	}	3794	}
3253		3795
3254	Symbol::delete_package $k;	3796	warn "unloading all perl modules loaded from $LIBDIR";
		3797	while (my ($k, $v) = each %INC) {
		3798	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3799
		3800	warn "... unloading $k";
		3801	delete $INC{$k};
		3802
		3803	$k =~ s/\.pm$//;
		3804	$k =~ s/\//::/g;
		3805
		3806	if (my $cb = $k->can ("unload_module")) {
		3807	$cb->();
		3808	}
		3809
		3810	clear_package $k;
3255	}	3811	}
3256		3812
3257	warn "getting rid of safe::, as good as possible";	3813	warn "getting rid of safe::, as good as possible";
3258	Symbol::delete_package "safe::$_"	3814	clear_package "safe::$_"
3259	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3815	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3260		3816
3261	warn "unloading cf.pm \"a bit\"";	3817	warn "unloading cf.pm \"a bit\"";
3262	delete $INC{"cf.pm"};	3818	delete $INC{"cf.pm"};
3263	delete $INC{"cf/pod.pm"};	3819	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3264		3820
3265	# don't, removes xs symbols, too,	3821	# don't, removes xs symbols, too,
3266	# and global variables created in xs	3822	# and global variables created in xs
3267	#Symbol::delete_package __PACKAGE__;	3823	#clear_package __PACKAGE__;
3268		3824
3269	warn "unload completed, starting to reload now";	3825	warn "unload completed, starting to reload now";
3270		3826
3271	warn "reloading cf.pm";	3827	warn "reloading cf.pm";
3272	require cf;	3828	require cf;
3273	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3829	cf::_connect_to_perl_1;
3274		3830
3275	warn "loading config and database again";	3831	warn "loading config and database again";
3276	cf::reload_config;	3832	cf::reload_config;
3277		3833
3278	warn "loading extensions";	3834	warn "loading extensions";
3279	cf::load_extensions;	3835	cf::load_extensions;
3280		3836
		3837	if ($REATTACH_ON_RELOAD) {
3281	warn "reattaching attachments to objects/players";	3838	warn "reattaching attachments to objects/players";
3282	_global_reattach; # objects, sockets	3839	_global_reattach; # objects, sockets
3283	warn "reattaching attachments to maps";	3840	warn "reattaching attachments to maps";
3284	reattach $_ for values %MAP;	3841	reattach $_ for values %MAP;
3285	warn "reattaching attachments to players";	3842	warn "reattaching attachments to players";
3286	reattach $_ for values %PLAYER;	3843	reattach $_ for values %PLAYER;
		3844	}
3287		3845
		3846	warn "running post_init jobs";
		3847	(pop @POST_INIT)->(1) while @POST_INIT;
		3848
3288	warn "leaving sync_job";	3849	warn "leaving sync_job";
3289		3850
3290	1	3851	1
3291	} or do {	3852	} or do {
3292	warn $@;	3853	warn $@;
3293	warn "error while reloading, exiting.";	3854	cf::cleanup "error while reloading, exiting.";
3294	exit 1;
3295	};	3855	};
3296		3856
3297	warn "reloaded";	3857	warn "reloaded";
		3858	--$RELOAD;
		3859	}
		3860
		3861	$t1 = EV::time - $t1;
		3862	warn "reload completed in ${t1}s\n";
3298	};	3863	};
3299		3864
3300	our $RELOAD_WATCHER; # used only during reload	3865	our $RELOAD_WATCHER; # used only during reload
3301		3866
3302	sub reload_perl() {	3867	sub reload_perl() {
3303	# doing reload synchronously and two reloads happen back-to-back,	3868	# doing reload synchronously and two reloads happen back-to-back,
3304	# coro crashes during coro_state_free->destroy here.	3869	# coro crashes during coro_state_free->destroy here.
3305		3870
3306	$RELOAD_WATCHER ||= Event->timer (	3871	$RELOAD_WATCHER ||= cf::async {
3307	reentrant => 0,	3872	Coro::AIO::aio_wait cache_extensions;
3308	after => 0,	3873
3309	data => WF_AUTOCANCEL,	3874	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3310	cb => sub {
3311	do_reload_perl;	3875	do_reload_perl;
3312	undef $RELOAD_WATCHER;	3876	undef $RELOAD_WATCHER;
3313	},	3877	};
3314	);	3878	};
3315	}	3879	}
3316		3880
3317	register_command "reload" => sub {	3881	register_command "reload" => sub {
3318	my ($who, $arg) = @_;	3882	my ($who, $arg) = @_;
3319		3883
3320	if ($who->flag (FLAG_WIZ)) {	3884	if ($who->flag (FLAG_WIZ)) {
3321	$who->message ("reloading server.");	3885	$who->message ("reloading server.");
		3886	async {
		3887	$Coro::current->{desc} = "perl_reload";
3322	async { reload_perl };	3888	reload_perl;
		3889	};
3323	}	3890	}
3324	};	3891	};
3325		3892
3326	unshift @INC, $LIBDIR;	3893	unshift @INC, $LIBDIR;
3327		3894
…		…
3329		3896
3330	our @WAIT_FOR_TICK;	3897	our @WAIT_FOR_TICK;
3331	our @WAIT_FOR_TICK_BEGIN;	3898	our @WAIT_FOR_TICK_BEGIN;
3332		3899
3333	sub wait_for_tick {	3900	sub wait_for_tick {
3334	return unless $TICK_WATCHER->is_active;
3335	return if $Coro::current == $Coro::main;	3901	return if tick_inhibit || $Coro::current == $Coro::main;
3336		3902
3337	my $signal = new Coro::Signal;	3903	my $signal = new Coro::Signal;
3338	push @WAIT_FOR_TICK, $signal;	3904	push @WAIT_FOR_TICK, $signal;
3339	$signal->wait;	3905	$signal->wait;
3340	}	3906	}
3341		3907
3342	sub wait_for_tick_begin {	3908	sub wait_for_tick_begin {
3343	return unless $TICK_WATCHER->is_active;
3344	return if $Coro::current == $Coro::main;	3909	return if tick_inhibit || $Coro::current == $Coro::main;
3345		3910
3346	my $signal = new Coro::Signal;	3911	my $signal = new Coro::Signal;
3347	push @WAIT_FOR_TICK_BEGIN, $signal;	3912	push @WAIT_FOR_TICK_BEGIN, $signal;
3348	$signal->wait;	3913	$signal->wait;
3349	}	3914	}
3350		3915
3351	my $min = 1e6;#d#	3916	sub tick {
3352	my $avg = 10;
3353	$TICK_WATCHER = Event->timer (
3354	reentrant => 0,
3355	parked => 1,
3356	prio => 0,
3357	at => $NEXT_TICK || $TICK,
3358	data => WF_AUTOCANCEL,
3359	cb => sub {
3360	if ($Coro::current != $Coro::main) {	3917	if ($Coro::current != $Coro::main) {
3361	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3918	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3362	unless ++$bug_warning > 10;	3919	unless ++$bug_warning > 10;
3363	return;	3920	return;
3364	}	3921	}
3365		3922
3366	$NOW = $tick_start = Event::time;
3367
3368	cf::server_tick; # one server iteration	3923	cf::server_tick; # one server iteration
3369		3924
3370	0 && sync_job {#d#	3925	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3371	for(1..10) {	3926	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3372	my $t = Event::time;	3927	Coro::async_pool {
3373	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3928	$Coro::current->{desc} = "runtime saver";
3374	or die;	3929	write_runtime_sync
3375		3930	or warn "ERROR: unable to write runtime file: $!";
3376	$map->width (50);
3377	$map->height (50);
3378	$map->alloc;
3379	$map->_load_objects ("/tmp/x.map", 1);
3380	my $t = Event::time - $t;
3381
3382	#next unless $t < 0.0013;#d#
3383	if ($t < $min) {
3384	$min = $t;
3385	}
3386	$avg = $avg * 0.99 + $t * 0.01;
3387	}
3388	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3389	exit 0;
3390	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3391	};	3931	};
		3932	}
3392		3933
3393	$RUNTIME += $TICK;
3394	$NEXT_TICK += $TICK;
3395
3396	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3397	$NEXT_RUNTIME_WRITE = $NOW + 10;
3398	Coro::async_pool {
3399	write_runtime
3400	or warn "ERROR: unable to write runtime file: $!";
3401	};
3402	}
3403
3404	# my $AFTER = Event::time;
3405	# warn $AFTER - $NOW;#d#
3406
3407	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3934	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3408	$sig->send;	3935	$sig->send;
3409	}	3936	}
3410	while (my $sig = shift @WAIT_FOR_TICK) {	3937	while (my $sig = shift @WAIT_FOR_TICK) {
3411	$sig->send;	3938	$sig->send;
3412	}	3939	}
3413		3940
3414	$NOW = Event::time;	3941	$LOAD = ($NOW - $TICK_START) / $TICK;
3415
3416	# if we are delayed by four ticks or more, skip them all
3417	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3418
3419	$TICK_WATCHER->at ($NEXT_TICK);
3420	$TICK_WATCHER->start;
3421
3422	$LOAD = ($NOW - $tick_start) / $TICK;
3423	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3942	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3424		3943
3425	_post_tick;	3944	if (0) {
3426		3945	if ($NEXT_TICK) {
3427		3946	my $jitter = $TICK_START - $NEXT_TICK;
		3947	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3948	warn "jitter $JITTER\n";#d#
		3949	}
3428	},	3950	}
3429	);	3951	}
3430		3952
3431	{	3953	{
3432	BDB::max_poll_time $TICK * 0.1;	3954	# configure BDB
3433	$BDB_POLL_WATCHER = Event->io (	3955
3434	reentrant => 0,
3435	fd => BDB::poll_fileno,
3436	poll => 'r',
3437	prio => 0,
3438	data => WF_AUTOCANCEL,
3439	cb => \&BDB::poll_cb,
3440	);
3441	BDB::min_parallel 8;	3956	BDB::min_parallel 8;
3442		3957	BDB::max_poll_reqs $TICK * 0.1;
3443	BDB::set_sync_prepare {	3958	$AnyEvent::BDB::WATCHER->priority (1);
3444	my $status;
3445	my $current = $Coro::current;
3446	(
3447	sub {
3448	$status = $!;
3449	$current->ready; undef $current;
3450	},
3451	sub {
3452	Coro::schedule while defined $current;
3453	$! = $status;
3454	},
3455	)
3456	};
3457		3959
3458	unless ($DB_ENV) {	3960	unless ($DB_ENV) {
3459	$DB_ENV = BDB::db_env_create;	3961	$DB_ENV = BDB::db_env_create;
		3962	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3963	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3964	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3965	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3966	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3460		3967
3461	cf::sync_job {	3968	cf::sync_job {
3462	eval {	3969	eval {
3463	BDB::db_env_open	3970	BDB::db_env_open
3464	$DB_ENV,	3971	$DB_ENV,
…		…
3466	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3973	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3467	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3974	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3468	0666;	3975	0666;
3469		3976
3470	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3977	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3471
3472	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3473	$DB_ENV->set_lk_detect;
3474	};	3978	};
3475		3979
3476	cf::cleanup "db_env_open(db): $@" if $@;	3980	cf::cleanup "db_env_open(db): $@" if $@;
3477	};	3981	};
3478	}	3982	}
		3983
		3984	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3985	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3986	};
		3987	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3988	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3989	};
		3990	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3991	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3992	};
3479	}	3993	}
3480		3994
3481	{	3995	{
		3996	# configure IO::AIO
		3997
3482	IO::AIO::min_parallel 8;	3998	IO::AIO::min_parallel 8;
3483
3484	undef $Coro::AIO::WATCHER;
3485	IO::AIO::max_poll_time $TICK * 0.1;	3999	IO::AIO::max_poll_time $TICK * 0.1;
3486	$AIO_POLL_WATCHER = Event->io (	4000	undef $AnyEvent::AIO::WATCHER;
3487	reentrant => 0,
3488	data => WF_AUTOCANCEL,
3489	fd => IO::AIO::poll_fileno,
3490	poll => 'r',
3491	prio => 6,
3492	cb => \&IO::AIO::poll_cb,
3493	);
3494	}	4001	}
3495		4002
3496	my $_log_backtrace;	4003	my $_log_backtrace;
3497		4004
3498	sub _log_backtrace {	4005	sub _log_backtrace {
…		…
3501	$msg =~ s/\n//;	4008	$msg =~ s/\n//;
3502		4009
3503	# limit the # of concurrent backtraces	4010	# limit the # of concurrent backtraces
3504	if ($_log_backtrace < 2) {	4011	if ($_log_backtrace < 2) {
3505	++$_log_backtrace;	4012	++$_log_backtrace;
		4013	my $perl_bt = Carp::longmess $msg;
3506	async {	4014	async {
		4015	$Coro::current->{desc} = "abt $msg";
		4016
3507	my @bt = fork_call {	4017	my @bt = fork_call {
3508	@addr = map { sprintf "%x", $_ } @addr;	4018	@addr = map { sprintf "%x", $_ } @addr;
3509	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4019	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3510	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4020	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3511	or die "addr2line: $!";	4021	or die "addr2line: $!";
…		…
3519	}	4029	}
3520		4030
3521	@funcs	4031	@funcs
3522	};	4032	};
3523		4033
3524	LOG llevInfo, "[ABT] $msg\n";	4034	LOG llevInfo, "[ABT] $perl_bt\n";
		4035	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3525	LOG llevInfo, "[ABT] $_\n" for @bt;	4036	LOG llevInfo, "[ABT] $_\n" for @bt;
3526	--$_log_backtrace;	4037	--$_log_backtrace;
3527	};	4038	};
3528	} else {	4039	} else {
3529	LOG llevInfo, "[ABT] $msg\n";	4040	LOG llevInfo, "[ABT] $msg\n";
3530	LOG llevInfo, "[ABT] [suppressed]\n";	4041	LOG llevInfo, "[ABT] [suppressed]\n";
3531	}	4042	}
3532	}	4043	}
3533		4044
3534	# load additional modules	4045	# load additional modules
3535	use cf::pod;	4046	require "cf/$_.pm" for @EXTRA_MODULES;
		4047	cf::_connect_to_perl_2;
3536		4048
3537	END { cf::emergency_save }	4049	END { cf::emergency_save }
3538		4050
3539	1	4051	1
3540		4052

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