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Revision 1.368 by root, Wed Sep 12 11:18:25 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
84	our $BDB_POLL_WATCHER;	119	our $BDB_DEADLOCK_WATCHER;
85	our $BDB_CHECKPOINT_WATCHER;	120	our $BDB_CHECKPOINT_WATCHER;
86	our $BDB_TRICKLE_WATCHER;	121	our $BDB_TRICKLE_WATCHER;
87	our $DB_ENV;	122	our $DB_ENV;
88		123
		124	our @EXTRA_MODULES = qw(pod match mapscript);
		125
89	our %CFG;	126	our %CFG;
90		127
91	our $UPTIME; $UPTIME ||= time;	128	our $UPTIME; $UPTIME ||= time;
92	our $RUNTIME;	129	our $RUNTIME;
		130	our $NOW;
93		131
94	our (%PLAYER, %PLAYER_LOADING); # all users	132	our (%PLAYER, %PLAYER_LOADING); # all users
95	our (%MAP, %MAP_LOADING ); # all maps	133	our (%MAP, %MAP_LOADING ); # all maps
96	our $LINK_MAP; # the special {link} map, which is always available	134	our $LINK_MAP; # the special {link} map, which is always available
97		135
98	# 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 ∕
99	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	137	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
100		138
101	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)
102	our $LOADAVG; # same thing, but with alpha-smoothing	140	our $LOADAVG; # same thing, but with alpha-smoothing
		141	our $JITTER; # average jitter
103	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 $REALLY_UNLOOP; # never set to true, please :)
104		148
105	binmode STDOUT;	149	binmode STDOUT;
106	binmode STDERR;	150	binmode STDERR;
107		151
108	# read virtual server time, if available	152	# read virtual server time, if available
109	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	153	unless ($RUNTIME || !-e $RUNTIMEFILE) {
110	open my $fh, "<", "$LOCALDIR/runtime"	154	open my $fh, "<", $RUNTIMEFILE
111	or die "unable to read runtime file: $!";	155	or die "unable to read $RUNTIMEFILE file: $!";
112	$RUNTIME = <$fh> + 0.;	156	$RUNTIME = <$fh> + 0.;
113	}	157	}
		158
		159	eval "sub TICK() { $TICK } 1" or die;
114		160
115	mkdir $_	161	mkdir $_
116	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	162	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
117		163
118	our $EMERGENCY_POSITION;	164	our $EMERGENCY_POSITION;
119		165
120	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::"} };
121		178
122	#############################################################################	179	#############################################################################
123		180
124	=head2 GLOBAL VARIABLES	181	=head2 GLOBAL VARIABLES
125		182
…		…
161		218
162	The raw value load value from the last tick.	219	The raw value load value from the last tick.
163		220
164	=item %cf::CFG	221	=item %cf::CFG
165		222
166	Configuration for the server, loaded from C</etc/crossfire/config>, or	223	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
167	from wherever your confdir points to.	224	from wherever your confdir points to.
168		225
169	=item cf::wait_for_tick, cf::wait_for_tick_begin	226	=item cf::wait_for_tick, cf::wait_for_tick_begin
170		227
171	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
172	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
173	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.
174		231
175	=item @cf::INVOKE_RESULTS	232	=item @cf::INVOKE_RESULTS
176		233
177	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
178	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
179	that call.	236	that call.
180		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
181	=back	244	=back
182		245
183	=cut	246	=cut
184		247
185	BEGIN {	248	$Coro::State::WARNHOOK = sub {
186	*CORE::GLOBAL::warn = sub {
187	my $msg = join "", @_;	249	my $msg = join "", @_;
188		250
189	$msg .= "\n"	251	$msg .= "\n"
190	unless $msg =~ /\n$/;	252	unless $msg =~ /\n$/;
191		253
192	$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;
193		255
194	LOG llevError, $msg;	256	LOG llevError, $msg;
195	};	257	};
196	}	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	};
197		272
198	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	273	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
199	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	274	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
200	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	275	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
201	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	276	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
208	for my $pkg (qw(	283	for my $pkg (qw(
209	cf::global cf::attachable	284	cf::global cf::attachable
210	cf::object cf::object::player	285	cf::object cf::object::player
211	cf::client cf::player	286	cf::client cf::player
212	cf::arch cf::living	287	cf::arch cf::living
		288	cf::map cf::mapspace
213	cf::map cf::party cf::region	289	cf::party cf::region
214	)) {	290	)) {
215	no strict 'refs';
216	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	291	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
217	}	292	}
218		293
219	$Event::DIED = sub {	294	$EV::DIED = sub {
220	warn "error in event callback: @_";	295	Carp::cluck "error in event callback: @_";
221	};	296	};
222		297
223	#############################################################################	298	#############################################################################
224		299
225	=head2 UTILITY FUNCTIONS	300	=head2 UTILITY FUNCTIONS
…		…
247	$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;
248	$d	323	$d
249	} || "[unable to dump $_[0]: '$@']";	324	} || "[unable to dump $_[0]: '$@']";
250	}	325	}
251		326
252	=item $ref = cf::from_json $json	327	=item $ref = cf::decode_json $json
253		328
254	Converts a JSON string into the corresponding perl data structure.	329	Converts a JSON string into the corresponding perl data structure.
255		330
256	=item $json = cf::to_json $ref	331	=item $json = cf::encode_json $ref
257		332
258	Converts a perl data structure into its JSON representation.	333	Converts a perl data structure into its JSON representation.
259		334
260	=cut	335	=cut
261		336
262	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	337	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
263		338
264	sub to_json ($) { $json_coder->encode ($_[0]) }	339	sub encode_json($) { $json_coder->encode ($_[0]) }
265	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	}
266		355
267	=item cf::lock_wait $string	356	=item cf::lock_wait $string
268		357
269	Wait until the given lock is available. See cf::lock_acquire.	358	Wait until the given lock is available. See cf::lock_acquire.
270		359
271	=item my $lock = cf::lock_acquire $string	360	=item my $lock = cf::lock_acquire $string
272		361
273	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
274	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,
275	for example when the coroutine gets canceled), the lock is automatically	364	for example when the coroutine gets canceled), the lock is automatically
276	returned.	365	returned.
277		366
278	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
279	deadlocked coro.	368	deadlocked coro.
…		…
285		374
286	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.
287		376
288	=cut	377	=cut
289		378
290	our %LOCK;	379	our $LOCKS = new Coro::SemaphoreSet;
291	our %LOCKER;#d#
292		380
293	sub lock_wait($) {	381	sub lock_wait($) {
294	my ($key) = @_;	382	$LOCKS->wait ($_[0]);
295
296	if ($LOCKER{$key} == $Coro::current) {#d#
297	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
298	return;#d#
299	}#d#
300
301	# wait for lock, if any
302	while ($LOCK{$key}) {
303	push @{ $LOCK{$key} }, $Coro::current;
304	Coro::schedule;
305	}
306	}	383	}
307		384
308	sub lock_acquire($) {	385	sub lock_acquire($) {
309	my ($key) = @_;	386	$LOCKS->guard ($_[0])
310
311	# wait, to be sure we are not locked
312	lock_wait $key;
313
314	$LOCK{$key} = [];
315	$LOCKER{$key} = $Coro::current;#d#
316
317	Coro::guard {
318	delete $LOCKER{$key};#d#
319	# wake up all waiters, to be on the safe side
320	$_->ready for @{ delete $LOCK{$key} };
321	}
322	}	387	}
323		388
324	sub lock_active($) {	389	sub lock_active($) {
325	my ($key) = @_;	390	$LOCKS->count ($_[0]) < 1
326
327	! ! $LOCK{$key}
328	}	391	}
329		392
330	sub freeze_mainloop {	393	sub freeze_mainloop {
331	return unless $TICK_WATCHER->is_active;	394	tick_inhibit_inc;
332		395
333	my $guard = Coro::guard {	396	&Guard::guard (\&tick_inhibit_dec);
334	$TICK_WATCHER->start;	397	}
335	};	398
336	$TICK_WATCHER->stop;	399	=item cf::periodic $interval, $cb
337	$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($$) {
		407	my ($interval, $cb) = @_;
		408
		409	my $start = rand List::Util::min 180, $interval;
		410
		411	EV::periodic $start, $interval, 0, $cb
338	}	412	}
339		413
340	=item cf::get_slot $time[, $priority[, $name]]	414	=item cf::get_slot $time[, $priority[, $name]]
341		415
342	Allocate $time seconds of blocking CPU time at priority C<$priority>:	416	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
353	our @SLOT_QUEUE;	427	our @SLOT_QUEUE;
354	our $SLOT_QUEUE;	428	our $SLOT_QUEUE;
355		429
356	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	430	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
357	$SLOT_QUEUE = Coro::async {	431	$SLOT_QUEUE = Coro::async {
		432	$Coro::current->desc ("timeslot manager");
		433
358	my $signal = new Coro::Signal;	434	my $signal = new Coro::Signal;
359		435
360	while () {	436	while () {
361	next_job:	437	next_job:
362	my $avail = cf::till_tick;	438	my $avail = cf::till_tick;
…		…
370	}	446	}
371	}	447	}
372	}	448	}
373		449
374	if (@SLOT_QUEUE) {	450	if (@SLOT_QUEUE) {
375	# we do not use wait_For_tick() as it returns immediately when tick is inactive	451	# we do not use wait_for_tick() as it returns immediately when tick is inactive
376	push @cf::WAIT_FOR_TICK, $signal;	452	push @cf::WAIT_FOR_TICK, $signal;
377	$signal->wait;	453	$signal->wait;
378	} else {	454	} else {
379	Coro::schedule;	455	Coro::schedule;
380	}	456	}
381	}	457	}
382	};	458	};
383		459
384	sub get_slot($;$$) {	460	sub get_slot($;$$) {
		461	return if tick_inhibit || $Coro::current == $Coro::main;
		462
385	my ($time, $pri, $name) = @_;	463	my ($time, $pri, $name) = @_;
386		464
387	$time = $TICK * .6 if $time > $TICK * .6;	465	$time = $TICK * .6 if $time > $TICK * .6;
388	my $sig = new Coro::Signal;	466	my $sig = new Coro::Signal;
389		467
…		…
403		481
404	BEGIN { *async = \&Coro::async_pool }	482	BEGIN { *async = \&Coro::async_pool }
405		483
406	=item cf::sync_job { BLOCK }	484	=item cf::sync_job { BLOCK }
407		485
408	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	486	The design of Deliantra requires that the main coroutine ($Coro::main)
409	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
410	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
411	acceptable.	489	acceptable.
412		490
413	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
414	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
…		…
419		497
420	sub sync_job(&) {	498	sub sync_job(&) {
421	my ($job) = @_;	499	my ($job) = @_;
422		500
423	if ($Coro::current == $Coro::main) {	501	if ($Coro::current == $Coro::main) {
424	my $time = Event::time;	502	my $time = EV::time;
425		503
426	# this is the main coro, too bad, we have to block	504	# this is the main coro, too bad, we have to block
427	# till the operation succeeds, freezing the server :/	505	# till the operation succeeds, freezing the server :/
428		506
429	# TODO: use suspend/resume instead	507	LOG llevError, Carp::longmess "sync job";#d#
430	# (but this is cancel-safe)	508
431	my $freeze_guard = freeze_mainloop;	509	my $freeze_guard = freeze_mainloop;
432		510
433	my $busy = 1;	511	my $busy = 1;
434	my @res;	512	my @res;
435		513
436	(async {	514	(async {
		515	$Coro::current->desc ("sync job coro");
437	@res = eval { $job->() };	516	@res = eval { $job->() };
438	warn $@ if $@;	517	warn $@ if $@;
439	undef $busy;	518	undef $busy;
440	})->prio (Coro::PRIO_MAX);	519	})->prio (Coro::PRIO_MAX);
441		520
442	while ($busy) {	521	while ($busy) {
443	Coro::cede or Event::one_event;	522	if (Coro::nready) {
		523	Coro::cede_notself;
		524	} else {
		525	EV::loop EV::LOOP_ONESHOT;
444	}	526	}
		527	}
445		528
446	$time = Event::time - $time;	529	my $time = EV::time - $time;
447		530
448	LOG llevError | logBacktrace, Carp::longmess "long sync job"
449	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
450
451	$tick_start += $time; # do not account sync jobs to server load	531	$TICK_START += $time; # do not account sync jobs to server load
452		532
453	wantarray ? @res : $res[0]	533	wantarray ? @res : $res[0]
454	} else {	534	} else {
455	# we are in another coroutine, how wonderful, everything just works	535	# we are in another coroutine, how wonderful, everything just works
456		536
…		…
481	=item fork_call { }, $args	561	=item fork_call { }, $args
482		562
483	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
484	process, returning the results. Everything must be serialisable with	564	process, returning the results. Everything must be serialisable with
485	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
486	never block itself or use any form of Event handling.	566	never block itself or use any form of event handling.
487		567
488	=cut	568	=cut
489		569
490	sub fork_call(&@) {	570	sub fork_call(&@) {
491	my ($cb, @args) = @_;	571	my ($cb, @args) = @_;
…		…
498	reset_signals;	578	reset_signals;
499	&$cb	579	&$cb
500	}, @args;	580	}, @args;
501		581
502	wantarray ? @res : $res[-1]	582	wantarray ? @res : $res[-1]
		583	}
		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
503	}	610	}
504		611
505	=item $value = cf::db_get $family => $key	612	=item $value = cf::db_get $family => $key
506		613
507	Returns a single value from the environment database.	614	Returns a single value from the environment database.
…		…
646		753
647	#############################################################################	754	#############################################################################
648		755
649	=head2 ATTACHABLE OBJECTS	756	=head2 ATTACHABLE OBJECTS
650		757
651	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
652	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")
653	to it. All such attachable objects support the following methods.	760	to it. All such attachable objects support the following methods.
654		761
655	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>
656	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
657	Crossfire TRT).	764	Deliantra).
658		765
659	=over 4	766	=over 4
660		767
661	=item $attachable->attach ($attachment, key => $value...)	768	=item $attachable->attach ($attachment, key => $value...)
662		769
…		…
706	=item cf::CLASS::attachment $name, ...	813	=item cf::CLASS::attachment $name, ...
707		814
708	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
709	given CLASS can refer to this attachment.	816	given CLASS can refer to this attachment.
710		817
711	Some classes such as crossfire maps and objects can specify attachments	818	Some classes such as deliantra maps and objects can specify attachments
712	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.
713		820
714	These calls expect any number of the following handler/hook descriptions:	821	These calls expect any number of the following handler/hook descriptions:
715		822
716	=over 4	823	=over 4
…		…
944	}	1051	}
945		1052
946	0	1053	0
947	}	1054	}
948		1055
949	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1056	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
950		1057
951	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1058	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
952		1059
953	Generate an object-specific event with the given arguments.	1060	Generate an object-specific event with the given arguments.
954		1061
…		…
960		1067
961	=cut	1068	=cut
962		1069
963	#############################################################################	1070	#############################################################################
964	# object support	1071	# object support
965	#
966		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#
967	sub _can_merge {	1106	sub _can_merge {
968	my ($ob1, $ob2) = @_;	1107	my ($ob1, $ob2) = @_;
969		1108
970	local $Storable::canonical = 1;	1109	++$SLOW_MERGES;#d#
971	my $fob1 = Storable::freeze $ob1;
972	my $fob2 = Storable::freeze $ob2;
973		1110
974	$fob1 eq $fob2	1111	# we do the slow way here
		1112	return _object_equal $ob1, $ob2
975	}	1113	}
976		1114
977	sub reattach {	1115	sub reattach {
978	# basically do the same as instantiate, without calling instantiate	1116	# basically do the same as instantiate, without calling instantiate
979	my ($obj) = @_;	1117	my ($obj) = @_;
980		1118
		1119	# no longer needed after getting rid of delete_package?
981	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
982		1121
983	my $registry = $obj->registry;	1122	my $registry = $obj->registry;
984		1123
985	@$registry = ();	1124	@$registry = ();
986		1125
…		…
1001	cf::attachable->attach (	1140	cf::attachable->attach (
1002	prio => -1000000,	1141	prio => -1000000,
1003	on_instantiate => sub {	1142	on_instantiate => sub {
1004	my ($obj, $data) = @_;	1143	my ($obj, $data) = @_;
1005		1144
1006	$data = from_json $data;	1145	$data = decode_json $data;
1007		1146
1008	for (@$data) {	1147	for (@$data) {
1009	my ($name, $args) = @$_;	1148	my ($name, $args) = @$_;
1010		1149
1011	$obj->attach ($name, %{$args || {} });	1150	$obj->attach ($name, %{$args || {} });
…		…
1024	},	1163	},
1025	);	1164	);
1026		1165
1027	sub object_freezer_save {	1166	sub object_freezer_save {
1028	my ($filename, $rdata, $objs) = @_;	1167	my ($filename, $rdata, $objs) = @_;
1029
1030	my $guard = cf::lock_acquire "io";
1031		1168
1032	sync_job {	1169	sync_job {
1033	if (length $$rdata) {	1170	if (length $$rdata) {
1034	utf8::decode (my $decname = $filename);	1171	utf8::decode (my $decname = $filename);
1035	warn sprintf "saving %s (%d,%d)\n",	1172	warn sprintf "saving %s (%d,%d)\n",
1036	$decname, length $$rdata, scalar @$objs;	1173	$decname, length $$rdata, scalar @$objs;
1037		1174
1038	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1175	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1039	chmod SAVE_MODE, $fh;	1176	aio_chmod $fh, SAVE_MODE;
1040	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1177	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1041	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	}
1042	close $fh;	1182	aio_close $fh;
1043		1183
1044	if (@$objs) {	1184	if (@$objs) {
1045	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) {
1046	chmod SAVE_MODE, $fh;	1186	aio_chmod $fh, SAVE_MODE;
1047	my $data = Storable::nfreeze { version => 1, objs => $objs };	1187	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1048	aio_write $fh, 0, (length $data), $data, 0;	1188	aio_write $fh, 0, (length $data), $data, 0;
1049	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	}
1050	close $fh;	1193	aio_close $fh;
1051	aio_rename "$filename.pst~", "$filename.pst";	1194	aio_rename "$filename.pst~", "$filename.pst";
1052	}	1195	}
1053	} else {	1196	} else {
1054	aio_unlink "$filename.pst";	1197	aio_unlink "$filename.pst";
1055	}	1198	}
1056		1199
1057	aio_rename "$filename~", $filename;	1200	aio_rename "$filename~", $filename;
		1201
		1202	$filename =~ s%/[^/]+$%%;
		1203	aio_pathsync $filename if $cf::USE_FSYNC;
1058	} else {	1204	} else {
1059	warn "FATAL: $filename~: $!\n";	1205	warn "unable to save objects: $filename~: $!\n";
1060	}	1206	}
1061	} else {	1207	} else {
1062	aio_unlink $filename;	1208	aio_unlink $filename;
1063	aio_unlink "$filename.pst";	1209	aio_unlink "$filename.pst";
1064	}	1210	}
1065	};	1211	};
1066
1067	undef $guard;
1068	}	1212	}
1069		1213
1070	sub object_freezer_as_string {	1214	sub object_freezer_as_string {
1071	my ($rdata, $objs) = @_;	1215	my ($rdata, $objs) = @_;
1072		1216
…		…
1077		1221
1078	sub object_thawer_load {	1222	sub object_thawer_load {
1079	my ($filename) = @_;	1223	my ($filename) = @_;
1080		1224
1081	my ($data, $av);	1225	my ($data, $av);
1082
1083	my $guard = cf::lock_acquire "io";
1084		1226
1085	(aio_load $filename, $data) >= 0	1227	(aio_load $filename, $data) >= 0
1086	or return;	1228	or return;
1087		1229
1088	unless (aio_stat "$filename.pst") {	1230	unless (aio_stat "$filename.pst") {
1089	(aio_load "$filename.pst", $av) >= 0	1231	(aio_load "$filename.pst", $av) >= 0
1090	or return;	1232	or return;
1091		1233
1092	undef $guard;
1093	$av = eval { (Storable::thaw $av)->{objs} };	1234	my $st = eval { Coro::Storable::thaw $av };
		1235	$av = $st->{objs};
1094	}	1236	}
1095		1237
1096	utf8::decode (my $decname = $filename);	1238	utf8::decode (my $decname = $filename);
1097	warn sprintf "loading %s (%d,%d)\n",	1239	warn sprintf "loading %s (%d,%d)\n",
1098	$decname, length $data, scalar @{$av || []};	1240	$decname, length $data, scalar @{$av || []};
…		…
1159	my ($name, $cb) = @_;	1301	my ($name, $cb) = @_;
1160		1302
1161	$EXTICMD{$name} = $cb;	1303	$EXTICMD{$name} = $cb;
1162	}	1304	}
1163		1305
		1306	use File::Glob ();
		1307
1164	cf::player->attach (	1308	cf::player->attach (
1165	on_command => sub {	1309	on_command => sub {
1166	my ($pl, $name, $params) = @_;	1310	my ($pl, $name, $params) = @_;
1167		1311
1168	my $cb = $COMMAND{$name}	1312	my $cb = $COMMAND{$name}
…		…
1200		1344
1201	cf::override;	1345	cf::override;
1202	},	1346	},
1203	);	1347	);
1204		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
1205	sub load_extensions {	1362	sub load_extensions {
1206	cf::sync_job {	1363	cf::sync_job {
1207	my %todo;	1364	my %todo;
1208		1365
1209	for my $path (<$LIBDIR/*.ext>) {	1366	for my $path (<$LIBDIR/*.ext>) {
…		…
1228		1385
1229	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1386	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1230	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1387	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1231		1388
1232	$ext{source} =	1389	$ext{source} =
1233	"package $pkg; use strict; use utf8;\n"	1390	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1234	. "#line 1 \"$path\"\n{\n"	1391	. "#line 1 \"$path\"\n{\n"
1235	. $source	1392	. $source
1236	. "\n};\n1";	1393	. "\n};\n1";
1237		1394
1238	$todo{$base} = \%ext;	1395	$todo{$base} = \%ext;
…		…
1254	my $msg = $@ ? "$v->{path}: $@\n"	1411	my $msg = $@ ? "$v->{path}: $@\n"
1255	: "$v->{base}: extension inactive.\n";	1412	: "$v->{base}: extension inactive.\n";
1256		1413
1257	if (exists $v->{meta}{mandatory}) {	1414	if (exists $v->{meta}{mandatory}) {
1258	warn $msg;	1415	warn $msg;
1259	warn "mandatory extension failed to load, exiting.\n";	1416	cf::cleanup "mandatory extension failed to load, exiting.";
1260	exit 1;
1261	}	1417	}
1262		1418
1263	warn $msg;	1419	warn $msg;
1264	}	1420	}
1265		1421
…		…
1279		1435
1280	=back	1436	=back
1281		1437
1282	=head2 CORE EXTENSIONS	1438	=head2 CORE EXTENSIONS
1283		1439
1284	Functions and methods that extend core crossfire objects.	1440	Functions and methods that extend core deliantra objects.
1285		1441
1286	=cut	1442	=cut
1287		1443
1288	package cf::player;	1444	package cf::player;
1289		1445
…		…
1332		1488
1333	sub exists($) {	1489	sub exists($) {
1334	my ($login) = @_;	1490	my ($login) = @_;
1335		1491
1336	$cf::PLAYER{$login}	1492	$cf::PLAYER{$login}
1337	or cf::sync_job { !aio_stat path $login }	1493	or !aio_stat path $login
1338	}	1494	}
1339		1495
1340	sub find($) {	1496	sub find($) {
1341	return $cf::PLAYER{$_[0]} || do {	1497	return $cf::PLAYER{$_[0]} || do {
1342	my $login = $_[0];	1498	my $login = $_[0];
…		…
1352	aio_unlink +(playerdir $login) . "/$login.pl";	1508	aio_unlink +(playerdir $login) . "/$login.pl";
1353		1509
1354	my $f = new_from_file cf::object::thawer path $login	1510	my $f = new_from_file cf::object::thawer path $login
1355	or return;	1511	or return;
1356		1512
1357	$f->next;
1358	my $pl = cf::player::load_pl $f	1513	my $pl = cf::player::load_pl $f
1359	or return;	1514	or return;
		1515
1360	local $cf::PLAYER_LOADING{$login} = $pl;	1516	local $cf::PLAYER_LOADING{$login} = $pl;
1361	$f->resolve_delayed_derefs;	1517	$f->resolve_delayed_derefs;
1362	$cf::PLAYER{$login} = $pl	1518	$cf::PLAYER{$login} = $pl
1363	}	1519	}
1364	}	1520	}
…		…
1374		1530
1375	return if $pl->{deny_save};	1531	return if $pl->{deny_save};
1376		1532
1377	aio_mkdir playerdir $pl, 0770;	1533	aio_mkdir playerdir $pl, 0770;
1378	$pl->{last_save} = $cf::RUNTIME;	1534	$pl->{last_save} = $cf::RUNTIME;
		1535
		1536	cf::get_slot 0.01;
1379		1537
1380	$pl->save_pl ($path);	1538	$pl->save_pl ($path);
1381	cf::cede_to_tick;	1539	cf::cede_to_tick;
1382	}	1540	}
1383		1541
…		…
1415	my ($pl) = @_;	1573	my ($pl) = @_;
1416		1574
1417	my $name = $pl->ob->name;	1575	my $name = $pl->ob->name;
1418		1576
1419	$pl->{deny_save} = 1;	1577	$pl->{deny_save} = 1;
1420	$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
1421		1579
1422	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1580	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1423	$pl->deactivate;	1581	$pl->deactivate;
		1582	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1583	$pl->ob->check_score;
1424	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1584	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1425	$pl->ns->destroy if $pl->ns;	1585	$pl->ns->destroy if $pl->ns;
1426		1586
1427	my $path = playerdir $pl;	1587	my $path = playerdir $pl;
1428	my $temp = "$path~$cf::RUNTIME~deleting~";	1588	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1467		1627
1468	for my $login (@$dirs) {	1628	for my $login (@$dirs) {
1469	my $path = path $login;	1629	my $path = path $login;
1470		1630
1471	# a .pst is a dead give-away for a valid player	1631	# a .pst is a dead give-away for a valid player
1472	unless (-e "$path.pst") {	1632	# if no pst file found, open and chekc for blocked users
		1633	if (aio_stat "$path.pst") {
1473	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1634	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1474	aio_read $fh, 0, 512, my $buf, 0 or next;	1635	aio_read $fh, 0, 512, my $buf, 0 or next;
1475	$buf !~ /^password -------------$/m or next; # official not-valid tag	1636	$buf !~ /^password -------------$/m or next; # official not-valid tag
1476	}	1637	}
1477		1638
…		…
1508	}	1669	}
1509		1670
1510	\@paths	1671	\@paths
1511	}	1672	}
1512		1673
1513	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1674	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1514		1675
1515	Expand crossfire pod fragments into protocol xml.	1676	Expand deliantra pod fragments into protocol xml.
1516
1517	=cut
1518
1519	sub expand_cfpod {
1520	((my $self), (local $_)) = @_;
1521
1522	# escape & and <
1523	s/&/&amp;/g;
1524	s/(?<![BIUGHT])</&lt;/g;
1525
1526	# this is buggy, it needs to properly take care of nested <'s
1527
1528	1 while
1529	# replace B<>, I<>, U<> etc.
1530	s/B<([^\>]*)>/<b>$1<\/b>/
1531	|| s/I<([^\>]*)>/<i>$1<\/i>/
1532	|| s/U<([^\>]*)>/<u>$1<\/u>/
1533	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1534	# replace G<male|female> tags
1535	|| s{G<([^>|]*)\|([^>]*)>}{
1536	$self->gender ? $2 : $1
1537	}ge
1538	# replace H<hint text>
1539	|| s{H<([^\>]*)>}
1540	{
1541	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1542	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1543	"")
1544	[$self->{hintmode}]
1545	}ge;
1546
1547	# create single paragraphs (very hackish)
1548	s/(?<=\S)\n(?=\w)/ /g;
1549
1550	# compress some whitespace
1551	s/\s+\n/\n/g; # ws line-ends
1552	s/\n\n+/\n/g; # double lines
1553	s/^\n+//; # beginning lines
1554	s/\n+$//; # ending lines
1555
1556	$_
1557	}
1558
1559	sub hintmode {
1560	$_[0]{hintmode} = $_[1] if @_ > 1;
1561	$_[0]{hintmode}
1562	}
1563		1677
1564	=item $player->ext_reply ($msgid, @msg)	1678	=item $player->ext_reply ($msgid, @msg)
1565		1679
1566	Sends an ext reply to the player.	1680	Sends an ext reply to the player.
1567		1681
…		…
1634	our $MAX_RESET = 3600;	1748	our $MAX_RESET = 3600;
1635	our $DEFAULT_RESET = 3000;	1749	our $DEFAULT_RESET = 3000;
1636		1750
1637	sub generate_random_map {	1751	sub generate_random_map {
1638	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
1639	# mit "rum" bekleckern, nicht	1756	# mit "rum" bekleckern, nicht
1640	$self->_create_random_map (	1757	$self->_create_random_map (
1641	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1758	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1642	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1759	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1643	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1760	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1765		1882
1766	# the temporary/swap location	1883	# the temporary/swap location
1767	sub save_path {	1884	sub save_path {
1768	my ($self) = @_;	1885	my ($self) = @_;
1769		1886
1770	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1887	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1771	"$TMPDIR/$path.map"	1888	"$TMPDIR/$path.map"
1772	}	1889	}
1773		1890
1774	# the unique path, undef == no special unique path	1891	# the unique path, undef == no special unique path
1775	sub uniq_path {	1892	sub uniq_path {
1776	my ($self) = @_;	1893	my ($self) = @_;
1777		1894
1778	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1895	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1779	"$UNIQUEDIR/$path"	1896	"$UNIQUEDIR/$path"
1780	}
1781
1782	# and all this just because we cannot iterate over
1783	# all maps in C++...
1784	sub change_all_map_light {
1785	my ($change) = @_;
1786
1787	$_->change_map_light ($change)
1788	for grep $_->outdoor, values %cf::MAP;
1789	}	1897	}
1790		1898
1791	sub decay_objects {	1899	sub decay_objects {
1792	my ($self) = @_;	1900	my ($self) = @_;
1793		1901
…		…
1877	sub find {	1985	sub find {
1878	my ($path, $origin) = @_;	1986	my ($path, $origin) = @_;
1879		1987
1880	$path = normalise $path, $origin && $origin->path;	1988	$path = normalise $path, $origin && $origin->path;
1881		1989
1882	cf::lock_wait "map_data:$path";#d#remove	1990	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1883	cf::lock_wait "map_find:$path";	1991	my $guard2 = cf::lock_acquire "map_find:$path";
1884		1992
1885	$cf::MAP{$path} || do {	1993	$cf::MAP{$path} || do {
1886	my $guard1 = cf::lock_acquire "map_find:$path";
1887	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1888
1889	my $map = new_from_path cf::map $path	1994	my $map = new_from_path cf::map $path
1890	or return;	1995	or return;
1891		1996
1892	$map->{last_save} = $cf::RUNTIME;	1997	$map->{last_save} = $cf::RUNTIME;
1893		1998
…		…
1895	or return;	2000	or return;
1896		2001
1897	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2002	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1898	# doing this can freeze the server in a sync job, obviously	2003	# doing this can freeze the server in a sync job, obviously
1899	#$cf::WAIT_FOR_TICK->wait;	2004	#$cf::WAIT_FOR_TICK->wait;
		2005	undef $guard2;
1900	undef $guard1;	2006	undef $guard1;
1901	undef $guard2;
1902	$map->reset;	2007	$map->reset;
1903	return find $path;	2008	return find $path;
1904	}	2009	}
1905		2010
1906	$cf::MAP{$path} = $map	2011	$cf::MAP{$path} = $map
…		…
1933	my $f = new_from_file cf::object::thawer $self->{load_path};	2038	my $f = new_from_file cf::object::thawer $self->{load_path};
1934	$f->skip_block;	2039	$f->skip_block;
1935	$self->_load_objects ($f)	2040	$self->_load_objects ($f)
1936	or return;	2041	or return;
1937		2042
1938	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2043	$self->post_load_original
1939	if delete $self->{load_original};	2044	if delete $self->{load_original};
1940		2045
1941	if (my $uniq = $self->uniq_path) {	2046	if (my $uniq = $self->uniq_path) {
1942	utf8::encode $uniq;	2047	utf8::encode $uniq;
1943	unless (aio_stat $uniq) {	2048	unless (aio_stat $uniq) {
…		…
1961	unless ($self->{deny_activate}) {	2066	unless ($self->{deny_activate}) {
1962	$self->decay_objects;	2067	$self->decay_objects;
1963	$self->fix_auto_apply;	2068	$self->fix_auto_apply;
1964	$self->update_buttons;	2069	$self->update_buttons;
1965	cf::cede_to_tick;	2070	cf::cede_to_tick;
1966	$self->set_darkness_map;
1967	cf::cede_to_tick;
1968	$self->activate;	2071	$self->activate;
1969	}	2072	}
1970		2073
1971	$self->{last_save} = $cf::RUNTIME;	2074	$self->{last_save} = $cf::RUNTIME;
1972	$self->last_access ($cf::RUNTIME);	2075	$self->last_access ($cf::RUNTIME);
1973		2076
1974	$self->in_memory (cf::MAP_IN_MEMORY);	2077	$self->in_memory (cf::MAP_ACTIVE);
1975	}	2078	}
1976		2079
1977	$self->post_load;	2080	$self->post_load;
1978	}	2081	}
1979		2082
…		…
2037	my ($path, $origin, $load) = @_;	2140	my ($path, $origin, $load) = @_;
2038		2141
2039	$path = normalise $path, $origin && $origin->{path};	2142	$path = normalise $path, $origin && $origin->{path};
2040		2143
2041	if (my $map = $cf::MAP{$path}) {	2144	if (my $map = $cf::MAP{$path}) {
2042	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2145	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2043	}	2146	}
2044		2147
2045	$MAP_PREFETCH{$path} |= $load;	2148	$MAP_PREFETCH{$path} |= $load;
2046		2149
2047	$MAP_PREFETCHER ||= cf::async {	2150	$MAP_PREFETCHER ||= cf::async {
		2151	$Coro::current->{desc} = "map prefetcher";
		2152
2048	while (%MAP_PREFETCH) {	2153	while (%MAP_PREFETCH) {
2049	while (my ($k, $v) = each %MAP_PREFETCH) {	2154	while (my ($k, $v) = each %MAP_PREFETCH) {
2050	if (my $map = find $k) {	2155	if (my $map = find $k) {
2051	$map->load if $v;	2156	$map->load if $v;
2052	}	2157	}
…		…
2078	return if $self->{deny_save};	2183	return if $self->{deny_save};
2079		2184
2080	local $self->{last_access} = $self->last_access;#d#	2185	local $self->{last_access} = $self->last_access;#d#
2081		2186
2082	cf::async {	2187	cf::async {
		2188	$Coro::current->{desc} = "map player save";
2083	$_->contr->save for $self->players;	2189	$_->contr->save for $self->players;
2084	};	2190	};
		2191
		2192	cf::get_slot 0.02;
2085		2193
2086	if ($uniq) {	2194	if ($uniq) {
2087	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2195	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2088	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2196	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2089	} else {	2197	} else {
…		…
2098	$self->save;	2206	$self->save;
2099		2207
2100	my $lock = cf::lock_acquire "map_data:$self->{path}";	2208	my $lock = cf::lock_acquire "map_data:$self->{path}";
2101		2209
2102	return if $self->players;	2210	return if $self->players;
2103	return if $self->in_memory != cf::MAP_IN_MEMORY;	2211	return if $self->in_memory != cf::MAP_ACTIVE;
2104	return if $self->{deny_save};	2212	return if $self->{deny_save};
2105		2213
2106	$self->in_memory (cf::MAP_SWAPPED);	2214	$self->in_memory (cf::MAP_SWAPPED);
2107		2215
2108	$self->deactivate;	2216	$self->deactivate;
…		…
2133		2241
2134	my $lock = cf::lock_acquire "map_data:$self->{path}";	2242	my $lock = cf::lock_acquire "map_data:$self->{path}";
2135		2243
2136	return if $self->players;	2244	return if $self->players;
2137		2245
2138	warn "resetting map ", $self->path;	2246	warn "resetting map ", $self->path, "\n";
2139		2247
2140	$self->in_memory (cf::MAP_SWAPPED);	2248	$self->in_memory (cf::MAP_SWAPPED);
2141		2249
2142	# need to save uniques path	2250	# need to save uniques path
2143	unless ($self->{deny_save}) {	2251	unless ($self->{deny_save}) {
…		…
2226		2334
2227	sub unique_maps() {	2335	sub unique_maps() {
2228	[	2336	[
2229	map {	2337	map {
2230	utf8::decode $_;	2338	utf8::decode $_;
2231	/\.map$/	2339	s/\.map$//; # TODO future compatibility hack
		2340	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2341	? ()
2232	? normalise $_	2342	: normalise $_
2233	: ()
2234	} @{ aio_readdir $UNIQUEDIR or [] }	2343	} @{ aio_readdir $UNIQUEDIR or [] }
2235	]	2344	]
2236	}	2345	}
2237		2346
2238	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	}
2239		2378
2240	=back	2379	=back
2241		2380
2242	=head3 cf::object	2381	=head3 cf::object
2243		2382
…		…
2247		2386
2248	=over 4	2387	=over 4
2249		2388
2250	=item $ob->inv_recursive	2389	=item $ob->inv_recursive
2251		2390
2252	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.
2253		2393
2254	=cut	2394	=cut
2255		2395
2256	sub inv_recursive_;	2396	sub inv_recursive_;
2257	sub inv_recursive_ {	2397	sub inv_recursive_ {
…		…
2262	inv_recursive_ inv $_[0]	2402	inv_recursive_ inv $_[0]
2263	}	2403	}
2264		2404
2265	=item $ref = $ob->ref	2405	=item $ref = $ob->ref
2266		2406
2267	creates and returns a persistent reference to an objetc that can be stored as a string.	2407	Creates and returns a persistent reference to an object that can be stored as a string.
2268		2408
2269	=item $ob = cf::object::deref ($refstring)	2409	=item $ob = cf::object::deref ($refstring)
2270		2410
2271	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2411	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2272	even if the object actually exists. May block.	2412	even if the object actually exists. May block.
…		…
2274	=cut	2414	=cut
2275		2415
2276	sub deref {	2416	sub deref {
2277	my ($ref) = @_;	2417	my ($ref) = @_;
2278		2418
2279	# temporary compatibility#TODO#remove
2280	$ref =~ s{^<}{player/<};
2281
2282	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2419	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2283	my ($uuid, $name) = ($1, $2);	2420	my ($uuid, $name) = ($1, $2);
2284	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2421	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2285	or return;	2422	or return;
2286	$pl->ob->uuid eq $uuid	2423	$pl->ob->uuid eq $uuid
2287	or return;	2424	or return;
…		…
2307	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
2308	dialogue with the given NPC character.	2445	dialogue with the given NPC character.
2309		2446
2310	=cut	2447	=cut
2311		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	};
		2462
2312	# rough implementation of a future "reply" method that works	2463	# rough implementation of a future "reply" method that works
2313	# with dialog boxes.	2464	# with dialog boxes.
2314	#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
2315	sub cf::object::player::reply($$$;$) {	2466	sub cf::object::player::reply($$$;$) {
2316	my ($self, $npc, $msg, $flags) = @_;	2467	my ($self, $npc, $msg, $flags) = @_;
…		…
2327	my $dialog = $pl->{npc_dialog};	2478	my $dialog = $pl->{npc_dialog};
2328	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2479	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2329		2480
2330	} else {	2481	} else {
2331	$msg = $npc->name . " says: $msg" if $npc;	2482	$msg = $npc->name . " says: $msg" if $npc;
2332	$self->message ($msg, $flags);	2483	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2333	}	2484	}
2334	}	2485	}
2335	}	2486	}
2336		2487
2337	=item $object->send_msg ($channel, $msg, $color, [extra...])	2488	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2362		2513
2363	=item $player_object->enter_link	2514	=item $player_object->enter_link
2364		2515
2365	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}>).
2366		2517
2367	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.
2368	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.
2369		2522
2370	Will never block.	2523	Will never block.
2371		2524
2372	=item $player_object->leave_link ($map, $x, $y)	2525	=item $player_object->leave_link ($map, $x, $y)
2373		2526
…		…
2425	($x, $y) = (-1, -1)	2578	($x, $y) = (-1, -1)
2426	unless (defined $x) && (defined $y);	2579	unless (defined $x) && (defined $y);
2427		2580
2428	# use -1 or undef as default coordinates, not 0, 0	2581	# use -1 or undef as default coordinates, not 0, 0
2429	($x, $y) = ($map->enter_x, $map->enter_y)	2582	($x, $y) = ($map->enter_x, $map->enter_y)
2430	if $x <=0 && $y <= 0;	2583	if $x <= 0 && $y <= 0;
2431		2584
2432	$map->load;	2585	$map->load;
2433	$map->load_neighbours;	2586	$map->load_neighbours;
2434		2587
2435	return unless $self->contr->active;	2588	return unless $self->contr->active;
2436	$self->activate_recursive;
2437		2589
2438	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2590	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2439	$self->enter_map ($map, $x, $y);	2591	$self->enter_map ($map, $x, $y);
		2592
		2593	# only activate afterwards, to support waiting in hooks
		2594	$self->activate_recursive;
2440	}	2595	}
2441		2596
2442	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2597	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2443		2598
2444	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
2445	her, loading and preparing them map, calling the provided $check callback	2600	her, loading and preparing them map, calling the provided $check callback
2446	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
2447	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
2448	be called at the end of this process.	2603	be called at the end of this process.
2449		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
2450	=cut	2608	=cut
2451		2609
2452	our $GOTOGEN;	2610	our $GOTOGEN;
2453		2611
2454	sub cf::object::player::goto {	2612	sub cf::object::player::goto {
…		…
2458	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2616	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2459		2617
2460	$self->enter_link;	2618	$self->enter_link;
2461		2619
2462	(async {	2620	(async {
		2621	$Coro::current->{desc} = "player::goto $path $x $y";
		2622
2463	# *tag paths override both path and x|y	2623	# *tag paths override both path and x|y
2464	if ($path =~ /^\*(.*)$/) {	2624	if ($path =~ /^\*(.*)$/) {
2465	if (my @obs = grep $_->map, ext::map_tags::find $1) {	2625	if (my @obs = grep $_->map, ext::map_tags::find $1) {
2466	my $ob = $obs[rand @obs];	2626	my $ob = $obs[rand @obs];
2467		2627
2468	# see if we actually can go there	2628	# see if we actually can go there
2469	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {	2629	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
2470	$ob = $obs[rand @obs];	2630	$ob = $obs[rand @obs];
		2631	} else {
		2632	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
2471	}	2633	}
2472	# else put him there anyways for now #d#	2634	# else put us there anyways for now #d#
2473		2635
2474	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);	2636	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2637	} else {
		2638	($path, $x, $y) = (undef, undef, undef);
2475	}	2639	}
2476	}	2640	}
2477		2641
2478	my $map = eval {	2642	my $map = eval {
2479	my $map = cf::map::find $path;	2643	my $map = defined $path ? cf::map::find $path : undef;
2480		2644
2481	if ($map) {	2645	if ($map) {
2482	$map = $map->customise_for ($self);	2646	$map = $map->customise_for ($self);
2483	$map = $check->($map) if $check && $map;	2647	$map = $check->($map) if $check && $map;
2484	} else {	2648	} else {
2485	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2649	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2486	}	2650	}
2487		2651
2488	$map	2652	$map
2489	};	2653	};
2490		2654
…		…
2526	}	2690	}
2527		2691
2528	sub prepare_random_map {	2692	sub prepare_random_map {
2529	my ($exit) = @_;	2693	my ($exit) = @_;
2530		2694
2531	my $guard = cf::lock_acquire "exit_prepare:$exit";
2532
2533	# all this does is basically replace the /! path by	2695	# all this does is basically replace the /! path by
2534	# a new random map path (?random/...) with a seed	2696	# a new random map path (?random/...) with a seed
2535	# that depends on the exit object	2697	# that depends on the exit object
2536		2698
2537	my $rmp = parse_random_map_params $exit->msg;	2699	my $rmp = parse_random_map_params $exit->msg;
…		…
2539	if ($exit->map) {	2701	if ($exit->map) {
2540	$rmp->{region} = $exit->region->name;	2702	$rmp->{region} = $exit->region->name;
2541	$rmp->{origin_map} = $exit->map->path;	2703	$rmp->{origin_map} = $exit->map->path;
2542	$rmp->{origin_x} = $exit->x;	2704	$rmp->{origin_x} = $exit->x;
2543	$rmp->{origin_y} = $exit->y;	2705	$rmp->{origin_y} = $exit->y;
		2706
		2707	$exit->map->touch;
2544	}	2708	}
2545		2709
2546	$rmp->{random_seed} ||= $exit->random_seed;	2710	$rmp->{random_seed} ||= $exit->random_seed;
2547		2711
2548	my $data = cf::to_json $rmp;	2712	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2549	my $md5 = Digest::MD5::md5_hex $data;	2713	my $md5 = Digest::MD5::md5_hex $data;
2550	my $meta = "$RANDOMDIR/$md5.meta";	2714	my $meta = "$RANDOMDIR/$md5.meta";
2551		2715
2552	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2716	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2553	aio_write $fh, 0, (length $data), $data, 0;	2717	aio_write $fh, 0, (length $data), $data, 0;
2554	undef $fh;	2718	undef $fh;
2555	aio_rename "$meta~", $meta;	2719	aio_rename "$meta~", $meta;
2556		2720
		2721	my $slaying = "?random/$md5";
		2722
		2723	if ($exit->valid) {
2557	$exit->slaying ("?random/$md5");	2724	$exit->slaying ("?random/$md5");
2558	$exit->msg (undef);	2725	$exit->msg (undef);
		2726	}
2559	}	2727	}
2560	}	2728	}
2561		2729
2562	sub cf::object::player::enter_exit {	2730	sub cf::object::player::enter_exit {
2563	my ($self, $exit) = @_;	2731	my ($self, $exit) = @_;
2564		2732
2565	return unless $self->type == cf::PLAYER;	2733	return unless $self->type == cf::PLAYER;
2566		2734
2567	if ($exit->slaying eq "/!") {
2568	#TODO: this should de-fi-ni-te-ly not be a sync-job
2569	# the problem is that $exit might not survive long enough
2570	# so it needs to be done right now, right here
2571	cf::sync_job { prepare_random_map $exit };
2572	}
2573
2574	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2575	my $hp = $exit->stats->hp;
2576	my $sp = $exit->stats->sp;
2577
2578	$self->enter_link;	2735	$self->enter_link;
2579		2736
2580	# if exit is damned, update players death & WoR home-position
2581	$self->contr->savebed ($slaying, $hp, $sp)
2582	if $exit->flag (FLAG_DAMNED);
2583
2584	(async {	2737	(async {
2585	$self->deactivate_recursive; # just to be sure	2738	$Coro::current->{desc} = "enter_exit";
		2739
2586	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
2587	$self->goto ($slaying, $hp, $sp);	2755	$self->goto ($map, $x, $y);
2588		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
2589	1;	2761	1
2590	}) {	2762	}) {
2591	$self->message ("Something went wrong deep within the crossfire server. "	2763	$self->message ("Something went wrong deep within the deliantra server. "
2592	. "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. "
2593	. "Please report this to the dungeon master!",	2765	. "Please report this to the dungeon master!",
2594	cf::NDI_UNIQUE | cf::NDI_RED);	2766	cf::NDI_UNIQUE | cf::NDI_RED);
2595		2767
2596	warn "ERROR in enter_exit: $@";	2768	warn "ERROR in enter_exit: $@";
…		…
2613	sub cf::client::send_drawinfo {	2785	sub cf::client::send_drawinfo {
2614	my ($self, $text, $flags) = @_;	2786	my ($self, $text, $flags) = @_;
2615		2787
2616	utf8::encode $text;	2788	utf8::encode $text;
2617	$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);
2618	}	2815	}
2619		2816
2620	=item $client->send_msg ($channel, $msg, $color, [extra...])	2817	=item $client->send_msg ($channel, $msg, $color, [extra...])
2621		2818
2622	Send a drawinfo or msg packet to the client, formatting the msg for the	2819	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2624	the message, with C<log> being the default. If C<$color> is negative, suppress	2821	the message, with C<log> being the default. If C<$color> is negative, suppress
2625	the message unless the client supports the msg packet.	2822	the message unless the client supports the msg packet.
2626		2823
2627	=cut	2824	=cut
2628		2825
		2826	# non-persistent channels (usually the info channel)
2629	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	},
2630	"c/identify" => {	2834	"c/identify" => {
2631	id => "identify",	2835	id => "infobox",
2632	title => "Identify",	2836	title => "Identify",
2633	reply => undef,	2837	reply => undef,
2634	tooltip => "Items recently identified",	2838	tooltip => "Items recently identified",
2635	},	2839	},
2636	"c/examine" => {	2840	"c/examine" => {
2637	id => "examine",	2841	id => "infobox",
2638	title => "Examine",	2842	title => "Examine",
2639	reply => undef,	2843	reply => undef,
2640	tooltip => "Signs and other items you examined",	2844	tooltip => "Signs and other items you examined",
2641	},	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" => $CHAT_CHANNEL,
2642	);	2938	);
2643		2939
2644	sub cf::client::send_msg {	2940	sub cf::client::send_msg {
2645	my ($self, $channel, $msg, $color, @extra) = @_;	2941	my ($self, $channel, $msg, $color, @extra) = @_;
2646		2942
2647	$msg = $self->pl->expand_cfpod ($msg);	2943	$msg = $self->pl->expand_cfpod ($msg)
		2944	unless $color & cf::NDI_VERBATIM;
2648		2945
2649	$color &= cf::NDI_CLIENT_MASK; # just in case...	2946	$color &= cf::NDI_CLIENT_MASK; # just in case...
2650		2947
2651	# check predefined channels, for the benefit of C	2948	# check predefined channels, for the benefit of C
2652	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	2949	if ($CHANNEL{$channel}) {
		2950	$channel = $CHANNEL{$channel};
2653		2951
		2952	$self->ext_msg (channel_info => $channel);
		2953	$channel = $channel->{id};
		2954
2654	if (ref $channel) {	2955	} elsif (ref $channel) {
2655	# send meta info to client, if not yet sent	2956	# send meta info to client, if not yet sent
2656	unless (exists $self->{channel}{$channel->{id}}) {	2957	unless (exists $self->{channel}{$channel->{id}}) {
2657	$self->{channel}{$channel->{id}} = $channel;	2958	$self->{channel}{$channel->{id}} = $channel;
2658	$self->ext_msg (channel_info => $channel)	2959	$self->ext_msg (channel_info => $channel);
2659	if $self->can_msg;
2660	}	2960	}
2661		2961
2662	$channel = $channel->{id};	2962	$channel = $channel->{id};
2663	}	2963	}
2664		2964
2665	return unless @extra || length $msg;	2965	return unless @extra || length $msg;
2666		2966
2667	if ($self->can_msg) {
2668	# default colour, mask it out	2967	# default colour, mask it out
2669	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2968	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2670	if $color & cf::NDI_DEF;	2969	if $color & cf::NDI_DEF;
2671		2970
2672	$self->send_packet ("msg " . $self->{json_coder}->encode (	2971	my $pkt = "msg "
		2972	. $self->{json_coder}->encode (
2673	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2973	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2674	} else {	2974	);
2675	if ($color >= 0) {
2676	# replace some tags by gcfclient-compatible ones
2677	for ($msg) {
2678	1 while
2679	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2680	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2681	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2682	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2683	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2684	}
2685		2975
2686	$color &= cf::NDI_COLOR_MASK;	2976	$self->send_big_packet ($pkt);
2687
2688	utf8::encode $msg;
2689
2690	if (0 && $msg =~ /\[/) {
2691	# COMMAND/INFO
2692	$self->send_packet ("drawextinfo $color 10 8 $msg")
2693	} else {
2694	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2695	$self->send_packet ("drawinfo $color $msg")
2696	}
2697	}
2698	}
2699	}	2977	}
2700		2978
2701	=item $client->ext_msg ($type, @msg)	2979	=item $client->ext_msg ($type, @msg)
2702		2980
2703	Sends an ext event to the client.	2981	Sends an ext event to the client.
…		…
2706		2984
2707	sub cf::client::ext_msg($$@) {	2985	sub cf::client::ext_msg($$@) {
2708	my ($self, $type, @msg) = @_;	2986	my ($self, $type, @msg) = @_;
2709		2987
2710	if ($self->extcmd == 2) {	2988	if ($self->extcmd == 2) {
2711	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	2989	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2712	} elsif ($self->extcmd == 1) { # TODO: remove	2990	} elsif ($self->extcmd == 1) { # TODO: remove
2713	push @msg, msgtype => "event_$type";	2991	push @msg, msgtype => "event_$type";
2714	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2992	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2715	}	2993	}
2716	}	2994	}
2717		2995
2718	=item $client->ext_reply ($msgid, @msg)	2996	=item $client->ext_reply ($msgid, @msg)
2719		2997
…		…
2723		3001
2724	sub cf::client::ext_reply($$@) {	3002	sub cf::client::ext_reply($$@) {
2725	my ($self, $id, @msg) = @_;	3003	my ($self, $id, @msg) = @_;
2726		3004
2727	if ($self->extcmd == 2) {	3005	if ($self->extcmd == 2) {
2728	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3006	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2729	} elsif ($self->extcmd == 1) {	3007	} elsif ($self->extcmd == 1) {
2730	#TODO: version 1, remove	3008	#TODO: version 1, remove
2731	unshift @msg, msgtype => "reply", msgid => $id;	3009	unshift @msg, msgtype => "reply", msgid => $id;
2732	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3010	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2733	}	3011	}
2734	}	3012	}
2735		3013
2736	=item $success = $client->query ($flags, "text", \&cb)	3014	=item $success = $client->query ($flags, "text", \&cb)
2737		3015
…		…
2876	=pod	3154	=pod
2877		3155
2878	The following functions and methods are available within a safe environment:	3156	The following functions and methods are available within a safe environment:
2879		3157
2880	cf::object	3158	cf::object
2881	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
2882	insert remove name archname title slaying race decrease_ob_nr	3160	insert remove name archname title slaying race decrease split
		3161	value
2883		3162
2884	cf::object::player	3163	cf::object::player
2885	player	3164	player
2886		3165
2887	cf::player	3166	cf::player
…		…
2892		3171
2893	=cut	3172	=cut
2894		3173
2895	for (	3174	for (
2896	["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
2897	insert remove inv name archname title slaying race	3176	insert remove inv nrof name archname title slaying race
2898	decrease_ob_nr)],	3177	decrease split destroy change_exp value msg lore send_msg)],
2899	["cf::object::player" => qw(player)],	3178	["cf::object::player" => qw(player)],
2900	["cf::player" => qw(peaceful)],	3179	["cf::player" => qw(peaceful send_msg)],
2901	["cf::map" => qw(trigger)],	3180	["cf::map" => qw(trigger)],
2902	) {	3181	) {
2903	no strict 'refs';	3182	no strict 'refs';
2904	my ($pkg, @funs) = @$_;	3183	my ($pkg, @funs) = @$_;
2905	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3184	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2922	my ($code, %vars) = @_;	3201	my ($code, %vars) = @_;
2923		3202
2924	my $qcode = $code;	3203	my $qcode = $code;
2925	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3204	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2926	$qcode =~ s/\n/\\n/g;	3205	$qcode =~ s/\n/\\n/g;
		3206
		3207	%vars = (_dummy => 0) unless %vars;
2927		3208
2928	local $_;	3209	local $_;
2929	local @safe::cf::_safe_eval_args = values %vars;	3210	local @safe::cf::_safe_eval_args = values %vars;
2930		3211
2931	my $eval =	3212	my $eval =
…		…
3008	{	3289	{
3009	my $faces = $facedata->{faceinfo};	3290	my $faces = $facedata->{faceinfo};
3010		3291
3011	while (my ($face, $info) = each %$faces) {	3292	while (my ($face, $info) = each %$faces) {
3012	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3293	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3294
3013	cf::face::set_visibility $idx, $info->{visibility};	3295	cf::face::set_visibility $idx, $info->{visibility};
3014	cf::face::set_magicmap $idx, $info->{magicmap};	3296	cf::face::set_magicmap $idx, $info->{magicmap};
3015	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};
3016	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 $info->{data64};
3017		3299
3018	cf::cede_to_tick;	3300	cf::cede_to_tick;
3019	}	3301	}
3020		3302
3021	while (my ($face, $info) = each %$faces) {	3303	while (my ($face, $info) = each %$faces) {
3022	next unless $info->{smooth};	3304	next unless $info->{smooth};
		3305
3023	my $idx = cf::face::find $face	3306	my $idx = cf::face::find $face
3024	or next;	3307	or next;
		3308
3025	if (my $smooth = cf::face::find $info->{smooth}) {	3309	if (my $smooth = cf::face::find $info->{smooth}) {
3026	cf::face::set_smooth $idx, $smooth;	3310	cf::face::set_smooth $idx, $smooth;
3027	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3311	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3028	} else {	3312	} else {
3029	warn "smooth face '$info->{smooth}' not found for face '$face'";	3313	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3047	{	3331	{
3048	# TODO: for gcfclient pleasure, we should give resources	3332	# TODO: for gcfclient pleasure, we should give resources
3049	# that gcfclient doesn't grok a >10000 face index.	3333	# that gcfclient doesn't grok a >10000 face index.
3050	my $res = $facedata->{resource};	3334	my $res = $facedata->{resource};
3051		3335
3052	my $soundconf = delete $res->{"res/sound.conf"};
3053
3054	while (my ($name, $info) = each %$res) {	3336	while (my ($name, $info) = each %$res) {
		3337	if (defined $info->{type}) {
3055	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3338	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3056	my $data;	3339	my $data;
3057		3340
3058	if ($info->{type} & 1) {	3341	if ($info->{type} & 1) {
3059	# prepend meta info	3342	# prepend meta info
3060		3343
3061	my $meta = $enc->encode ({	3344	my $meta = $enc->encode ({
3062	name => $name,	3345	name => $name,
3063	%{ $info->{meta} || {} },	3346	%{ $info->{meta} || {} },
3064	});	3347	});
3065		3348
3066	$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};
3067	} else {	3356	} else {
3068	$data = $info->{data};	3357	$RESOURCE{$name} = $info;
3069	}	3358	}
3070		3359
3071	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3072	cf::face::set_type $idx, $info->{type};
3073
3074	cf::cede_to_tick;	3360	cf::cede_to_tick;
3075	}	3361	}
3076
3077	if ($soundconf) {
3078	$soundconf = $enc->decode (delete $soundconf->{data});
3079
3080	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3081	my $sound = $soundconf->{compat}[$_]
3082	or next;
3083
3084	my $face = cf::face::find "sound/$sound->[1]";
3085	cf::sound::set $sound->[0] => $face;
3086	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3087	}
3088
3089	while (my ($k, $v) = each %{$soundconf->{event}}) {
3090	my $face = cf::face::find "sound/$v";
3091	cf::sound::set $k => $face;
3092	}
3093	}
3094	}	3362	}
		3363
		3364	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3095		3365
3096	1	3366	1
3097	}	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 => $face;
		3385	}
		3386	}
		3387	});
3098		3388
3099	register_exticmd fx_want => sub {	3389	register_exticmd fx_want => sub {
3100	my ($ns, $want) = @_;	3390	my ($ns, $want) = @_;
3101		3391
3102	while (my ($k, $v) = each %$want) {	3392	while (my ($k, $v) = each %$want) {
3103	$ns->fx_want ($k, $v);	3393	$ns->fx_want ($k, $v);
3104	}	3394	}
3105	};	3395	};
		3396
		3397	sub load_resource_file($) {
		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	$status
		3405	}
3106		3406
3107	sub reload_regions {	3407	sub reload_regions {
3108	# HACK to clear player env face cache, we need some signal framework	3408	# HACK to clear player env face cache, we need some signal framework
3109	# for this (global event?)	3409	# for this (global event?)
3110	%ext::player_env::MUSIC_FACE_CACHE = ();	3410	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3124	}	3424	}
3125		3425
3126	sub reload_archetypes {	3426	sub reload_archetypes {
3127	load_resource_file "$DATADIR/archetypes"	3427	load_resource_file "$DATADIR/archetypes"
3128	or die "unable to load archetypes\n";	3428	or die "unable to load archetypes\n";
3129	#d# NEED to laod twice to resolve forward references
3130	# this really needs to be done in an extra post-pass
3131	# (which needs to be synchronous, so solve it differently)
3132	load_resource_file "$DATADIR/archetypes"
3133	or die "unable to load archetypes\n";
3134	}	3429	}
3135		3430
3136	sub reload_treasures {	3431	sub reload_treasures {
3137	load_resource_file "$DATADIR/treasures"	3432	load_resource_file "$DATADIR/treasures"
3138	or die "unable to load treasurelists\n";	3433	or die "unable to load treasurelists\n";
3139	}	3434	}
3140		3435
3141	sub reload_resources {	3436	sub reload_resources {
3142	warn "reloading resource files...\n";	3437	warn "reloading resource files...\n";
3143		3438
		3439	reload_facedata;
		3440	reload_archetypes;
3144	reload_regions;	3441	reload_regions;
3145	reload_facedata;
3146	#reload_archetypes;#d#
3147	reload_archetypes;
3148	reload_treasures;	3442	reload_treasures;
3149		3443
3150	warn "finished reloading resource files\n";	3444	warn "finished reloading resource files\n";
3151	}	3445	}
3152		3446
3153	sub init {
3154	reload_resources;
3155	}
3156
3157	sub reload_config {	3447	sub reload_config {
		3448	warn "reloading config file...\n";
		3449
3158	open my $fh, "<:utf8", "$CONFDIR/config"	3450	open my $fh, "<:utf8", "$CONFDIR/config"
3159	or return;	3451	or return;
3160		3452
3161	local $/;	3453	local $/;
3162	*CFG = YAML::Syck::Load <$fh>;	3454	*CFG = YAML::XS::Load scalar <$fh>;
3163		3455
3164	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3456	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3165		3457
3166	$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};
3167	$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};
…		…
3171	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3463	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3172	and die "WARNING: m(un)lockall failed: $!\n";	3464	and die "WARNING: m(un)lockall failed: $!\n";
3173	};	3465	};
3174	warn $@ if $@;	3466	warn $@ if $@;
3175	}	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;
3176	}	3498	}
3177		3499
3178	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
3179	# we must not ever block the main coroutine	3515	# we must not ever block the main coroutine
3180	local $Coro::idle = sub {	3516	local $Coro::idle = sub {
3181	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#
3182	(async {	3518	(async {
3183	Event::one_event;	3519	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3520	EV::loop EV::LOOP_ONESHOT;
3184	})->prio (Coro::PRIO_MAX);	3521	})->prio (Coro::PRIO_MAX);
3185	};	3522	};
3186		3523
		3524	evthread_start IO::AIO::poll_fileno;
		3525
		3526	cf::sync_job {
		3527	reload_resources;
3187	reload_config;	3528	reload_config;
3188	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
3189	load_extensions;	3542	load_extensions;
3190		3543
3191	$TICK_WATCHER->start;	3544	utime time, time, $RUNTIMEFILE;
3192	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;
3193	}	3554	}
3194		3555
3195	#############################################################################	3556	#############################################################################
3196	# initialisation and cleanup	3557	# initialisation and cleanup
3197		3558
3198	# install some emergency cleanup handlers	3559	# install some emergency cleanup handlers
3199	BEGIN {	3560	BEGIN {
		3561	our %SIGWATCHER = ();
3200	for my $signal (qw(INT HUP TERM)) {	3562	for my $signal (qw(INT HUP TERM)) {
3201	Event->signal (	3563	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3202	reentrant => 0,
3203	data => WF_AUTOCANCEL,
3204	signal => $signal,
3205	prio => 0,
3206	cb => sub {
3207	cf::cleanup "SIG$signal";	3564	cf::cleanup "SIG$signal";
3208	},
3209	);	3565	};
3210	}	3566	}
3211	}	3567	}
3212		3568
3213	sub write_runtime {	3569	sub write_runtime_sync {
3214	my $runtime = "$LOCALDIR/runtime";
3215
3216	# first touch the runtime file to show we are still running:	3570	# first touch the runtime file to show we are still running:
3217	# the fsync below can take a very very long time.	3571	# the fsync below can take a very very long time.
3218		3572
3219	IO::AIO::aio_utime $runtime, undef, undef;	3573	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3220		3574
3221	my $guard = cf::lock_acquire "write_runtime";	3575	my $guard = cf::lock_acquire "write_runtime";
3222		3576
3223	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3577	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3224	or return;	3578	or return;
3225		3579
3226	my $value = $cf::RUNTIME + 90 + 10;	3580	my $value = $cf::RUNTIME + 90 + 10;
3227	# 10 is the runtime save interval, for a monotonic clock	3581	# 10 is the runtime save interval, for a monotonic clock
3228	# 60 allows for the watchdog to kill the server.	3582	# 60 allows for the watchdog to kill the server.
…		…
3238	aio_utime $fh, undef, undef;	3592	aio_utime $fh, undef, undef;
3239		3593
3240	close $fh	3594	close $fh
3241	or return;	3595	or return;
3242		3596
3243	aio_rename "$runtime~", $runtime	3597	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3244	and return;	3598	and return;
3245		3599
3246	warn "runtime file written.\n";	3600	warn "runtime file written.\n";
3247		3601
3248	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 };
3249	}	3653	}
3250		3654
3251	sub emergency_save() {	3655	sub emergency_save() {
3252	my $freeze_guard = cf::freeze_mainloop;	3656	my $freeze_guard = cf::freeze_mainloop;
3253		3657
3254	warn "enter emergency perl save\n";	3658	warn "emergency_perl_save: enter\n";
3255		3659
3256	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
3257	# use a peculiar iteration method to avoid tripping on perl	3666	# use a peculiar iteration method to avoid tripping on perl
3258	# refcount bugs in for. also avoids problems with players	3667	# refcount bugs in for. also avoids problems with players
3259	# and maps saved/destroyed asynchronously.	3668	# and maps saved/destroyed asynchronously.
3260	warn "begin emergency player save\n";	3669	warn "emergency_perl_save: begin player save\n";
3261	for my $login (keys %cf::PLAYER) {	3670	for my $login (keys %cf::PLAYER) {
3262	my $pl = $cf::PLAYER{$login} or next;	3671	my $pl = $cf::PLAYER{$login} or next;
3263	$pl->valid or next;	3672	$pl->valid or next;
		3673	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3264	$pl->save;	3674	$pl->save;
3265	}	3675	}
3266	warn "end emergency player save\n";	3676	warn "emergency_perl_save: end player save\n";
3267		3677
3268	warn "begin emergency map save\n";	3678	warn "emergency_perl_save: begin map save\n";
3269	for my $path (keys %cf::MAP) {	3679	for my $path (keys %cf::MAP) {
3270	my $map = $cf::MAP{$path} or next;	3680	my $map = $cf::MAP{$path} or next;
3271	$map->valid or next;	3681	$map->valid or next;
3272	$map->save;	3682	$map->save;
3273	}	3683	}
3274	warn "end emergency map save\n";	3684	warn "emergency_perl_save: end map save\n";
3275		3685
3276	warn "begin emergency database checkpoint\n";	3686	warn "emergency_perl_save: begin database checkpoint\n";
3277	BDB::db_env_txn_checkpoint $DB_ENV;	3687	BDB::db_env_txn_checkpoint $DB_ENV;
3278	warn "end emergency database checkpoint\n";	3688	warn "emergency_perl_save: end database checkpoint\n";
		3689
		3690	warn "emergency_perl_save: begin write uuid\n";
		3691	write_uuid_sync 1;
		3692	warn "emergency_perl_save: end write uuid\n";
3279	};	3693	};
3280		3694
		3695	warn "emergency_perl_save: starting sync()\n";
		3696	IO::AIO::aio_sync sub {
		3697	warn "emergency_perl_save: finished sync()\n";
		3698	};
		3699
3281	warn "leave emergency perl save\n";	3700	warn "emergency_perl_save: leave\n";
3282	}	3701	}
3283		3702
3284	sub post_cleanup {	3703	sub post_cleanup {
3285	my ($make_core) = @_;	3704	my ($make_core) = @_;
3286		3705
3287	warn Carp::longmess "post_cleanup backtrace"	3706	warn Carp::longmess "post_cleanup backtrace"
3288	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#
3289	}	3737	}
3290		3738
3291	sub do_reload_perl() {	3739	sub do_reload_perl() {
3292	# can/must only be called in main	3740	# can/must only be called in main
3293	if ($Coro::current != $Coro::main) {	3741	if ($Coro::current != $Coro::main) {
3294	warn "can only reload from main coroutine";	3742	warn "can only reload from main coroutine";
3295	return;	3743	return;
3296	}	3744	}
3297		3745
		3746	return if $RELOAD++;
		3747
		3748	my $t1 = EV::time;
		3749
		3750	while ($RELOAD) {
3298	warn "reloading...";	3751	warn "reloading...";
3299		3752
3300	warn "entering sync_job";	3753	warn "entering sync_job";
3301		3754
3302	cf::sync_job {	3755	cf::sync_job {
3303	cf::write_runtime; # external watchdog should not bark	3756	cf::write_runtime_sync; # external watchdog should not bark
3304	cf::emergency_save;	3757	cf::emergency_save;
3305	cf::write_runtime; # external watchdog should not bark	3758	cf::write_runtime_sync; # external watchdog should not bark
3306		3759
3307	warn "syncing database to disk";	3760	warn "syncing database to disk";
3308	BDB::db_env_txn_checkpoint $DB_ENV;	3761	BDB::db_env_txn_checkpoint $DB_ENV;
3309		3762
3310	# 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
3311		3764
3312	warn "cancelling all WF_AUTOCANCEL watchers";
3313	for (Event::all_watchers) {
3314	$_->cancel if $_->data & WF_AUTOCANCEL;
3315	}
3316
3317	warn "flushing outstanding aio requests";	3765	warn "flushing outstanding aio requests";
3318	for (;;) {
3319	BDB::flush;
3320	IO::AIO::flush;
3321	Coro::cede;
3322	last unless IO::AIO::nreqs || BDB::nreqs;	3766	while (IO::AIO::nreqs || BDB::nreqs) {
3323	warn "iterate...";	3767	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3324	}
3325
3326	++$RELOAD;
3327
3328	warn "cancelling all extension coros";
3329	$_->cancel for values %EXT_CORO;
3330	%EXT_CORO = ();
3331
3332	warn "removing commands";
3333	%COMMAND = ();
3334
3335	warn "removing ext/exti commands";
3336	%EXTCMD = ();
3337	%EXTICMD = ();
3338
3339	warn "unloading/nuking all extensions";
3340	for my $pkg (@EXTS) {
3341	warn "... unloading $pkg";
3342
3343	if (my $cb = $pkg->can ("unload")) {
3344	eval {
3345	$cb->($pkg);
3346	1
3347	} or warn "$pkg unloaded, but with errors: $@";
3348	}	3768	}
3349		3769
3350	warn "... nuking $pkg";	3770	warn "cancelling all extension coros";
3351	Symbol::delete_package $pkg;	3771	$_->cancel for values %EXT_CORO;
3352	}	3772	%EXT_CORO = ();
3353		3773
3354	warn "unloading all perl modules loaded from $LIBDIR";	3774	warn "removing commands";
3355	while (my ($k, $v) = each %INC) {	3775	%COMMAND = ();
3356	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3357		3776
		3777	warn "removing ext/exti commands";
		3778	%EXTCMD = ();
		3779	%EXTICMD = ();
		3780
		3781	warn "unloading/nuking all extensions";
		3782	for my $pkg (@EXTS) {
3358	warn "... unloading $k";	3783	warn "... unloading $pkg";
3359	delete $INC{$k};
3360		3784
3361	$k =~ s/\.pm$//;
3362	$k =~ s/\//::/g;
3363
3364	if (my $cb = $k->can ("unload_module")) {	3785	if (my $cb = $pkg->can ("unload")) {
		3786	eval {
3365	$cb->();	3787	$cb->($pkg);
		3788	1
		3789	} or warn "$pkg unloaded, but with errors: $@";
		3790	}
		3791
		3792	warn "... clearing $pkg";
		3793	clear_package $pkg;
3366	}	3794	}
3367		3795
3368	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;
3369	}	3811	}
3370		3812
3371	warn "getting rid of safe::, as good as possible";	3813	warn "getting rid of safe::, as good as possible";
3372	Symbol::delete_package "safe::$_"	3814	clear_package "safe::$_"
3373	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);
3374		3816
3375	warn "unloading cf.pm \"a bit\"";	3817	warn "unloading cf.pm \"a bit\"";
3376	delete $INC{"cf.pm"};	3818	delete $INC{"cf.pm"};
3377	delete $INC{"cf/pod.pm"};	3819	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3378		3820
3379	# don't, removes xs symbols, too,	3821	# don't, removes xs symbols, too,
3380	# and global variables created in xs	3822	# and global variables created in xs
3381	#Symbol::delete_package __PACKAGE__;	3823	#clear_package __PACKAGE__;
3382		3824
3383	warn "unload completed, starting to reload now";	3825	warn "unload completed, starting to reload now";
3384		3826
3385	warn "reloading cf.pm";	3827	warn "reloading cf.pm";
3386	require cf;	3828	require cf;
3387	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3829	cf::_connect_to_perl_1;
3388		3830
3389	warn "loading config and database again";	3831	warn "loading config and database again";
3390	cf::reload_config;	3832	cf::reload_config;
3391		3833
3392	warn "loading extensions";	3834	warn "loading extensions";
3393	cf::load_extensions;	3835	cf::load_extensions;
3394		3836
		3837	if ($REATTACH_ON_RELOAD) {
3395	warn "reattaching attachments to objects/players";	3838	warn "reattaching attachments to objects/players";
3396	_global_reattach; # objects, sockets	3839	_global_reattach; # objects, sockets
3397	warn "reattaching attachments to maps";	3840	warn "reattaching attachments to maps";
3398	reattach $_ for values %MAP;	3841	reattach $_ for values %MAP;
3399	warn "reattaching attachments to players";	3842	warn "reattaching attachments to players";
3400	reattach $_ for values %PLAYER;	3843	reattach $_ for values %PLAYER;
		3844	}
3401		3845
		3846	warn "running post_init jobs";
		3847	(pop @POST_INIT)->(1) while @POST_INIT;
		3848
3402	warn "leaving sync_job";	3849	warn "leaving sync_job";
3403		3850
3404	1	3851	1
3405	} or do {	3852	} or do {
3406	warn $@;	3853	warn $@;
3407	warn "error while reloading, exiting.";	3854	cf::cleanup "error while reloading, exiting.";
3408	exit 1;
3409	};	3855	};
3410		3856
3411	warn "reloaded";	3857	warn "reloaded";
		3858	--$RELOAD;
		3859	}
		3860
		3861	$t1 = EV::time - $t1;
		3862	warn "reload completed in ${t1}s\n";
3412	};	3863	};
3413		3864
3414	our $RELOAD_WATCHER; # used only during reload	3865	our $RELOAD_WATCHER; # used only during reload
3415		3866
3416	sub reload_perl() {	3867	sub reload_perl() {
3417	# doing reload synchronously and two reloads happen back-to-back,	3868	# doing reload synchronously and two reloads happen back-to-back,
3418	# coro crashes during coro_state_free->destroy here.	3869	# coro crashes during coro_state_free->destroy here.
3419		3870
3420	$RELOAD_WATCHER ||= Event->timer (	3871	$RELOAD_WATCHER ||= cf::async {
3421	reentrant => 0,	3872	Coro::AIO::aio_wait cache_extensions;
3422	after => 0,	3873
3423	data => WF_AUTOCANCEL,	3874	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3424	cb => sub {
3425	do_reload_perl;	3875	do_reload_perl;
3426	undef $RELOAD_WATCHER;	3876	undef $RELOAD_WATCHER;
3427	},	3877	};
3428	);	3878	};
3429	}	3879	}
3430		3880
3431	register_command "reload" => sub {	3881	register_command "reload" => sub {
3432	my ($who, $arg) = @_;	3882	my ($who, $arg) = @_;
3433		3883
3434	if ($who->flag (FLAG_WIZ)) {	3884	if ($who->flag (FLAG_WIZ)) {
3435	$who->message ("reloading server.");	3885	$who->message ("reloading server.");
		3886	async {
		3887	$Coro::current->{desc} = "perl_reload";
3436	async { reload_perl };	3888	reload_perl;
		3889	};
3437	}	3890	}
3438	};	3891	};
3439		3892
3440	unshift @INC, $LIBDIR;	3893	unshift @INC, $LIBDIR;
3441		3894
…		…
3443		3896
3444	our @WAIT_FOR_TICK;	3897	our @WAIT_FOR_TICK;
3445	our @WAIT_FOR_TICK_BEGIN;	3898	our @WAIT_FOR_TICK_BEGIN;
3446		3899
3447	sub wait_for_tick {	3900	sub wait_for_tick {
3448	return unless $TICK_WATCHER->is_active;
3449	return if $Coro::current == $Coro::main;	3901	return if tick_inhibit || $Coro::current == $Coro::main;
3450		3902
3451	my $signal = new Coro::Signal;	3903	my $signal = new Coro::Signal;
3452	push @WAIT_FOR_TICK, $signal;	3904	push @WAIT_FOR_TICK, $signal;
3453	$signal->wait;	3905	$signal->wait;
3454	}	3906	}
3455		3907
3456	sub wait_for_tick_begin {	3908	sub wait_for_tick_begin {
3457	return unless $TICK_WATCHER->is_active;
3458	return if $Coro::current == $Coro::main;	3909	return if tick_inhibit || $Coro::current == $Coro::main;
3459		3910
3460	my $signal = new Coro::Signal;	3911	my $signal = new Coro::Signal;
3461	push @WAIT_FOR_TICK_BEGIN, $signal;	3912	push @WAIT_FOR_TICK_BEGIN, $signal;
3462	$signal->wait;	3913	$signal->wait;
3463	}	3914	}
3464		3915
3465	our $stat_fh;	3916	sub tick {
3466	sysopen $stat_fh, "/tmp/cfstats", Fcntl::O_APPEND | Fcntl::O_CREAT | Fcntl::O_WRONLY, 0600;#d#
3467
3468	$TICK_WATCHER = Event->timer (
3469	reentrant => 0,
3470	parked => 1,
3471	prio => 0,
3472	at => $NEXT_TICK || $TICK,
3473	data => WF_AUTOCANCEL,
3474	cb => sub {
3475	if ($Coro::current != $Coro::main) {	3917	if ($Coro::current != $Coro::main) {
3476	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"
3477	unless ++$bug_warning > 10;	3919	unless ++$bug_warning > 10;
3478	return;	3920	return;
3479	}	3921	}
3480		3922
3481	my @pl = cf::player::list; my $stats = sprintf "%.2f %d %d %d", $RUNTIME, (scalar @pl), cf::object::actives_size, cf::object::objects_size; #d#
3482
3483	$NOW = $tick_start = Event::time;
3484
3485	cf::server_tick; # one server iteration	3923	cf::server_tick; # one server iteration
3486		3924
3487	$RUNTIME += $TICK;
3488	$NEXT_TICK += $TICK;
3489
3490	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3925	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3491	$NEXT_RUNTIME_WRITE = $NOW + 10;	3926	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3492	Coro::async_pool {	3927	Coro::async_pool {
		3928	$Coro::current->{desc} = "runtime saver";
3493	write_runtime	3929	write_runtime_sync
3494	or warn "ERROR: unable to write runtime file: $!";	3930	or warn "ERROR: unable to write runtime file: $!";
3495	};
3496	}	3931	};
		3932	}
3497		3933
3498	# my $AFTER = Event::time;
3499	# warn $AFTER - $NOW;#d#
3500
3501	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3934	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3502	$sig->send;	3935	$sig->send;
3503	}	3936	}
3504	while (my $sig = shift @WAIT_FOR_TICK) {	3937	while (my $sig = shift @WAIT_FOR_TICK) {
3505	$sig->send;	3938	$sig->send;
3506	}	3939	}
3507		3940
3508	$NOW = Event::time;	3941	$LOAD = ($NOW - $TICK_START) / $TICK;
3509
3510	# if we are delayed by four ticks or more, skip them all
3511	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3512
3513	$TICK_WATCHER->at ($NEXT_TICK);
3514	$TICK_WATCHER->start;
3515
3516	$LOAD = ($NOW - $tick_start) / $TICK;
3517	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3942	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3518		3943
3519	_post_tick;	3944	if (0) {
3520		3945	if ($NEXT_TICK) {
3521	# gather some statistics#d#	3946	my $jitter = $TICK_START - $NEXT_TICK;
3522	$stats .= sprintf " %d\n", 10000 * ($NOW - $tick_start);#d#	3947	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3523	IO::AIO::aio_write $stat_fh, undef, undef, $stats, 0;#d#	3948	warn "jitter $JITTER\n";#d#
		3949	}
3524	},	3950	}
3525	);	3951	}
3526		3952
3527	{	3953	{
		3954	# configure BDB
		3955
3528	BDB::min_parallel 8;	3956	BDB::min_parallel 8;
3529	BDB::max_poll_time $TICK * 0.1;	3957	BDB::max_poll_reqs $TICK * 0.1;
3530	$BDB_POLL_WATCHER = Event->io (	3958	$AnyEvent::BDB::WATCHER->priority (1);
3531	reentrant => 0,
3532	fd => BDB::poll_fileno,
3533	poll => 'r',
3534	prio => 0,
3535	data => WF_AUTOCANCEL,
3536	cb => \&BDB::poll_cb,
3537	);
3538
3539	BDB::set_sync_prepare {
3540	my $status;
3541	my $current = $Coro::current;
3542	(
3543	sub {
3544	$status = $!;
3545	$current->ready; undef $current;
3546	},
3547	sub {
3548	Coro::schedule while defined $current;
3549	$! = $status;
3550	},
3551	)
3552	};
3553		3959
3554	unless ($DB_ENV) {	3960	unless ($DB_ENV) {
3555	$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);
3556		3967
3557	cf::sync_job {	3968	cf::sync_job {
3558	eval {	3969	eval {
3559	BDB::db_env_open	3970	BDB::db_env_open
3560	$DB_ENV,	3971	$DB_ENV,
…		…
3562	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
3563	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3974	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3564	0666;	3975	0666;
3565		3976
3566	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3977	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3567
3568	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
3569	| BDB::LOG_AUTOREMOVE, 1);
3570	$DB_ENV->set_lk_detect;
3571	};	3978	};
3572		3979
3573	cf::cleanup "db_env_open(db): $@" if $@;	3980	cf::cleanup "db_env_open(db): $@" if $@;
3574	};	3981	};
3575	}	3982	}
3576		3983
3577	$BDB_CHECKPOINT_WATCHER = Event->timer (	3984	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3578	after => 11,	3985	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3579	interval => 60,	3986	};
3580	hard => 1,	3987	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3581	prio => 0,
3582	data => WF_AUTOCANCEL,
3583	cb => sub {
3584	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	3988	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3585	},
3586	);	3989	};
3587	$BDB_TRICKLE_WATCHER = Event->timer (	3990	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3588	after => 5,
3589	interval => 10,
3590	hard => 1,
3591	prio => 0,
3592	data => WF_AUTOCANCEL,
3593	cb => sub {
3594	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	3991	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3595	},
3596	);	3992	};
3597	}	3993	}
3598		3994
3599	{	3995	{
		3996	# configure IO::AIO
		3997
3600	IO::AIO::min_parallel 8;	3998	IO::AIO::min_parallel 8;
3601
3602	undef $Coro::AIO::WATCHER;
3603	IO::AIO::max_poll_time $TICK * 0.1;	3999	IO::AIO::max_poll_time $TICK * 0.1;
3604	$AIO_POLL_WATCHER = Event->io (	4000	undef $AnyEvent::AIO::WATCHER;
3605	reentrant => 0,
3606	data => WF_AUTOCANCEL,
3607	fd => IO::AIO::poll_fileno,
3608	poll => 'r',
3609	prio => 6,
3610	cb => \&IO::AIO::poll_cb,
3611	);
3612	}	4001	}
3613		4002
3614	my $_log_backtrace;	4003	my $_log_backtrace;
3615		4004
3616	sub _log_backtrace {	4005	sub _log_backtrace {
…		…
3619	$msg =~ s/\n//;	4008	$msg =~ s/\n//;
3620		4009
3621	# limit the # of concurrent backtraces	4010	# limit the # of concurrent backtraces
3622	if ($_log_backtrace < 2) {	4011	if ($_log_backtrace < 2) {
3623	++$_log_backtrace;	4012	++$_log_backtrace;
		4013	my $perl_bt = Carp::longmess $msg;
3624	async {	4014	async {
		4015	$Coro::current->{desc} = "abt $msg";
		4016
3625	my @bt = fork_call {	4017	my @bt = fork_call {
3626	@addr = map { sprintf "%x", $_ } @addr;	4018	@addr = map { sprintf "%x", $_ } @addr;
3627	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4019	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3628	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 |"
3629	or die "addr2line: $!";	4021	or die "addr2line: $!";
…		…
3637	}	4029	}
3638		4030
3639	@funcs	4031	@funcs
3640	};	4032	};
3641		4033
3642	LOG llevInfo, "[ABT] $msg\n";	4034	LOG llevInfo, "[ABT] $perl_bt\n";
		4035	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3643	LOG llevInfo, "[ABT] $_\n" for @bt;	4036	LOG llevInfo, "[ABT] $_\n" for @bt;
3644	--$_log_backtrace;	4037	--$_log_backtrace;
3645	};	4038	};
3646	} else {	4039	} else {
3647	LOG llevInfo, "[ABT] $msg\n";	4040	LOG llevInfo, "[ABT] $msg\n";
3648	LOG llevInfo, "[ABT] [suppressed]\n";	4041	LOG llevInfo, "[ABT] [suppressed]\n";
3649	}	4042	}
3650	}	4043	}
3651		4044
3652	# load additional modules	4045	# load additional modules
3653	use cf::pod;	4046	require "cf/$_.pm" for @EXTRA_MODULES;
		4047	cf::_connect_to_perl_2;
3654		4048
3655	END { cf::emergency_save }	4049	END { cf::emergency_save }
3656		4050
3657	1	4051	1
3658		4052

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