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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.340 by root, Fri Aug 24 00:40:31 2007 UTC vs.
Revision 1.466 by root, Thu Jan 8 03:03:24 2009 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify
		7	# it under the terms of the GNU General Public License as published by
		8	# the Free Software Foundation, either version 3 of the License, or
		9	# (at your option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the GNU General Public License
		17	# along with this program. If not, see <http://www.gnu.org/licenses/>.
		18	#
		19	# The authors can be reached via e-mail to <support@deliantra.net>
		20	#
		21
1	package cf;	22	package cf;
2		23
		24	use 5.10.0;
3	use utf8;	25	use utf8;
4	use strict;	26	use strict qw(vars subs);
5		27
6	use Symbol;	28	use Symbol;
7	use List::Util;	29	use List::Util;
8	use Socket;	30	use Socket;
9	use Storable;	31	use EV;
10	use Event;
11	use Opcode;	32	use Opcode;
12	use Safe;	33	use Safe;
13	use Safe::Hole;	34	use Safe::Hole;
		35	use Storable ();
14		36
		37	use Guard ();
15	use Coro 3.64 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
18	use Coro::Event;	42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
		49	use Coro::BDB 1.6;
23	use Coro::Storable;	50	use Coro::Storable;
24	use Coro::Util ();	51	use Coro::Util ();
25		52
26	use JSON::XS 1.4 ();	53	use JSON::XS 2.01 ();
27	use BDB ();	54	use BDB ();
28	use Data::Dumper;	55	use Data::Dumper;
29	use Digest::MD5;	56	use Digest::MD5;
30	use Fcntl;	57	use Fcntl;
31	use YAML::Syck ();	58	use YAML ();
32	use IO::AIO 2.32 ();	59	use IO::AIO ();
33	use Time::HiRes;	60	use Time::HiRes;
34	use Compress::LZF;	61	use Compress::LZF;
35	use Digest::MD5 ();	62	use Digest::MD5 ();
		63
		64	AnyEvent::detect;
36		65
37	# configure various modules to our taste	66	# configure various modules to our taste
38	#	67	#
39	$Storable::canonical = 1; # reduce rsync transfers	68	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	69	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		70
		71	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		72
		73	# make sure c-lzf reinitialises itself
		74	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	75	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42
43	$Event::Eval = 1; # no idea why this is required, but it is
44
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		76
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	77	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		78
52	our %COMMAND = ();	79	our %COMMAND = ();
53	our %COMMAND_TIME = ();	80	our %COMMAND_TIME = ();
…		…
56	our %EXTCMD = ();	83	our %EXTCMD = ();
57	our %EXTICMD = ();	84	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	85	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	86	our %EXT_MAP = (); # pluggable maps
60		87
61	our $RELOAD; # number of reloads so far	88	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	89	our @EVENT;
63		90
64	our $CONFDIR = confdir;	91	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	92	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	93	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	94	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	95	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	96	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	97	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	98	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	99	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	100	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	101	our $BDBDIR = "$LOCALDIR/db";
		102	our $PIDFILE = "$LOCALDIR/pid";
		103	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		104
		105	our %RESOURCE;
75		106
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	107	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	108	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	109	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	110	our $USE_FSYNC = 1; # use fsync to write maps - default off
83		111
		112	our $BDB_DEADLOCK_WATCHER;
		113	our $BDB_CHECKPOINT_WATCHER;
84	our $BDB_POLL_WATCHER;	114	our $BDB_TRICKLE_WATCHER;
85	our $DB_ENV;	115	our $DB_ENV;
		116
		117	our @EXTRA_MODULES = qw(pod mapscript);
86		118
87	our %CFG;	119	our %CFG;
88		120
89	our $UPTIME; $UPTIME ||= time;	121	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;	122	our $RUNTIME;
		123	our $NOW;
91		124
92	our %PLAYER; # all users	125	our (%PLAYER, %PLAYER_LOADING); # all users
93	our %MAP; # all maps	126	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	127	our $LINK_MAP; # the special {link} map, which is always available
95		128
96	# used to convert map paths into valid unix filenames by replacing / by ∕	129	# used to convert map paths into valid unix filenames by replacing / by ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	130	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		131
99	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	132	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100	our $LOADAVG; # same thing, but with alpha-smoothing	133	our $LOADAVG; # same thing, but with alpha-smoothing
		134	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	135	our $TICK_START; # for load detecting purposes
		136
		137	our @POST_INIT;
		138
		139	our $REATTACH_ON_RELOAD; # ste to true to force object reattach on reload (slow)
102		140
103	binmode STDOUT;	141	binmode STDOUT;
104	binmode STDERR;	142	binmode STDERR;
105		143
106	# read virtual server time, if available	144	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	145	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	146	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	147	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	148	$RUNTIME = <$fh> + 0.;
111	}	149	}
112		150
113	mkdir $_	151	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	152	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
…		…
159		197
160	The raw value load value from the last tick.	198	The raw value load value from the last tick.
161		199
162	=item %cf::CFG	200	=item %cf::CFG
163		201
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	202	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	203	from wherever your confdir points to.
166		204
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	205	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		206
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	207	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
187	$msg .= "\n"	225	$msg .= "\n"
188	unless $msg =~ /\n$/;	226	unless $msg =~ /\n$/;
189		227
190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	228	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191		229
192	utf8::encode $msg;
193	LOG llevError, $msg;	230	LOG llevError, $msg;
194	};	231	};
195	}	232	}
		233
		234	$Coro::State::DIEHOOK = sub {
		235	return unless $^S eq 0; # "eq", not "=="
		236
		237	if ($Coro::current == $Coro::main) {#d#
		238	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		239	return;#d#
		240	}#d#
		241
		242	# kill coroutine otherwise
		243	warn Carp::longmess $_[0];
		244	Coro::terminate
		245	};
		246
		247	$SIG{__DIE__} = sub { }; #d#?
196		248
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	249	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	250	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	251	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	252	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	259	for my $pkg (qw(
208	cf::global cf::attachable	260	cf::global cf::attachable
209	cf::object cf::object::player	261	cf::object cf::object::player
210	cf::client cf::player	262	cf::client cf::player
211	cf::arch cf::living	263	cf::arch cf::living
		264	cf::map cf::mapspace
212	cf::map cf::party cf::region	265	cf::party cf::region
213	)) {	266	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	267	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	268	}
217		269
218	$Event::DIED = sub {	270	$EV::DIED = sub {
219	warn "error in event callback: @_";	271	warn "error in event callback: @_";
220	};	272	};
221		273
222	#############################################################################	274	#############################################################################
223		275
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	298	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	299	$d
248	} || "[unable to dump $_[0]: '$@']";	300	} || "[unable to dump $_[0]: '$@']";
249	}	301	}
250		302
251	=item $ref = cf::from_json $json	303	=item $ref = cf::decode_json $json
252		304
253	Converts a JSON string into the corresponding perl data structure.	305	Converts a JSON string into the corresponding perl data structure.
254		306
255	=item $json = cf::to_json $ref	307	=item $json = cf::encode_json $ref
256		308
257	Converts a perl data structure into its JSON representation.	309	Converts a perl data structure into its JSON representation.
258		310
259	=cut	311	=cut
260		312
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	313	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		314
263	sub to_json ($) { $json_coder->encode ($_[0]) }	315	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	316	sub decode_json($) { $json_coder->decode ($_[0]) }
		317
		318	=item cf::post_init { BLOCK }
		319
		320	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		321	but I<before> the server starts ticking again.
		322
		323	The cdoeblock will have a single boolean argument to indicate whether this
		324	is a reload or not.
		325
		326	=cut
		327
		328	sub post_init(&) {
		329	push @POST_INIT, shift;
		330	}
265		331
266	=item cf::lock_wait $string	332	=item cf::lock_wait $string
267		333
268	Wait until the given lock is available. See cf::lock_acquire.	334	Wait until the given lock is available. See cf::lock_acquire.
269		335
270	=item my $lock = cf::lock_acquire $string	336	=item my $lock = cf::lock_acquire $string
271		337
272	Wait until the given lock is available and then acquires it and returns	338	Wait until the given lock is available and then acquires it and returns
273	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	339	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
274	for example when the coroutine gets canceled), the lock is automatically	340	for example when the coroutine gets canceled), the lock is automatically
275	returned.	341	returned.
276		342
		343	Locks are *not* recursive, locking from the same coro twice results in a
		344	deadlocked coro.
		345
277	Lock names should begin with a unique identifier (for example, cf::map::find	346	Lock names should begin with a unique identifier (for example, cf::map::find
278	uses map_find and cf::map::load uses map_load).	347	uses map_find and cf::map::load uses map_load).
279		348
280	=item $locked = cf::lock_active $string	349	=item $locked = cf::lock_active $string
281		350
282	Return true if the lock is currently active, i.e. somebody has locked it.	351	Return true if the lock is currently active, i.e. somebody has locked it.
283		352
284	=cut	353	=cut
285		354
286	our %LOCK;	355	our $LOCKS = new Coro::SemaphoreSet;
287		356
288	sub lock_wait($) {	357	sub lock_wait($) {
289	my ($key) = @_;	358	$LOCKS->wait ($_[0]);
290
291	# wait for lock, if any
292	while ($LOCK{$key}) {
293	push @{ $LOCK{$key} }, $Coro::current;
294	Coro::schedule;
295	}
296	}	359	}
297		360
298	sub lock_acquire($) {	361	sub lock_acquire($) {
299	my ($key) = @_;	362	$LOCKS->guard ($_[0])
300
301	# wait, to be sure we are not locked
302	lock_wait $key;
303
304	$LOCK{$key} = [];
305
306	Coro::guard {
307	# wake up all waiters, to be on the safe side
308	$_->ready for @{ delete $LOCK{$key} };
309	}
310	}	363	}
311		364
312	sub lock_active($) {	365	sub lock_active($) {
313	my ($key) = @_;	366	$LOCKS->count ($_[0]) < 1
314
315	! ! $LOCK{$key}
316	}	367	}
317		368
318	sub freeze_mainloop {	369	sub freeze_mainloop {
319	return unless $TICK_WATCHER->is_active;	370	tick_inhibit_inc;
320		371
321	my $guard = Coro::guard {	372	&Guard::guard (\&tick_inhibit_dec);
322	$TICK_WATCHER->start;	373	}
323	};	374
324	$TICK_WATCHER->stop;	375	=item cf::periodic $interval, $cb
325	$guard	376
		377	Like EV::periodic, but randomly selects a starting point so that the actions
		378	get spread over timer.
		379
		380	=cut
		381
		382	sub periodic($$) {
		383	my ($interval, $cb) = @_;
		384
		385	my $start = rand List::Util::min 180, $interval;
		386
		387	EV::periodic $start, $interval, 0, $cb
326	}	388	}
327		389
328	=item cf::get_slot $time[, $priority[, $name]]	390	=item cf::get_slot $time[, $priority[, $name]]
329		391
330	Allocate $time seconds of blocking CPU time at priority C<$priority>:	392	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
341	our @SLOT_QUEUE;	403	our @SLOT_QUEUE;
342	our $SLOT_QUEUE;	404	our $SLOT_QUEUE;
343		405
344	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	406	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
345	$SLOT_QUEUE = Coro::async {	407	$SLOT_QUEUE = Coro::async {
		408	$Coro::current->desc ("timeslot manager");
		409
346	my $signal = new Coro::Signal;	410	my $signal = new Coro::Signal;
347		411
348	while () {	412	while () {
349	next_job:	413	next_job:
350	my $avail = cf::till_tick;	414	my $avail = cf::till_tick;
…		…
358	}	422	}
359	}	423	}
360	}	424	}
361		425
362	if (@SLOT_QUEUE) {	426	if (@SLOT_QUEUE) {
363	# we do not use wait_For_tick() as it returns immediately when tick is inactive	427	# we do not use wait_for_tick() as it returns immediately when tick is inactive
364	push @cf::WAIT_FOR_TICK, $signal;	428	push @cf::WAIT_FOR_TICK, $signal;
365	$signal->wait;	429	$signal->wait;
366	} else {	430	} else {
367	Coro::schedule;	431	Coro::schedule;
368	}	432	}
369	}	433	}
370	};	434	};
371		435
372	sub get_slot($;$$) {	436	sub get_slot($;$$) {
		437	return if tick_inhibit || $Coro::current == $Coro::main;
		438
373	my ($time, $pri, $name) = @_;	439	my ($time, $pri, $name) = @_;
374		440
375	$time = $TICK * .6 if $time > $TICK * .6;	441	$time = $TICK * .6 if $time > $TICK * .6;
376	my $sig = new Coro::Signal;	442	my $sig = new Coro::Signal;
377		443
…		…
391		457
392	BEGIN { *async = \&Coro::async_pool }	458	BEGIN { *async = \&Coro::async_pool }
393		459
394	=item cf::sync_job { BLOCK }	460	=item cf::sync_job { BLOCK }
395		461
396	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	462	The design of Deliantra requires that the main coroutine ($Coro::main)
397	is always able to handle events or runnable, as Crossfire TRT is only	463	is always able to handle events or runnable, as Deliantra is only
398	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	464	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
399	acceptable.	465	acceptable.
400		466
401	If it must be done, put the blocking parts into C<sync_job>. This will run	467	If it must be done, put the blocking parts into C<sync_job>. This will run
402	the given BLOCK in another coroutine while waiting for the result. The	468	the given BLOCK in another coroutine while waiting for the result. The
…		…
407		473
408	sub sync_job(&) {	474	sub sync_job(&) {
409	my ($job) = @_;	475	my ($job) = @_;
410		476
411	if ($Coro::current == $Coro::main) {	477	if ($Coro::current == $Coro::main) {
412	my $time = Event::time;	478	my $time = EV::time;
413		479
414	# this is the main coro, too bad, we have to block	480	# this is the main coro, too bad, we have to block
415	# till the operation succeeds, freezing the server :/	481	# till the operation succeeds, freezing the server :/
416		482
417	# TODO: use suspend/resume instead	483	LOG llevError, Carp::longmess "sync job";#d#
418	# (but this is cancel-safe)	484
419	my $freeze_guard = freeze_mainloop;	485	my $freeze_guard = freeze_mainloop;
420		486
421	my $busy = 1;	487	my $busy = 1;
422	my @res;	488	my @res;
423		489
424	(async {	490	(async {
		491	$Coro::current->desc ("sync job coro");
425	@res = eval { $job->() };	492	@res = eval { $job->() };
426	warn $@ if $@;	493	warn $@ if $@;
427	undef $busy;	494	undef $busy;
428	})->prio (Coro::PRIO_MAX);	495	})->prio (Coro::PRIO_MAX);
429		496
430	while ($busy) {	497	while ($busy) {
431	Coro::cede or Event::one_event;	498	if (Coro::nready) {
		499	Coro::cede_notself;
		500	} else {
		501	EV::loop EV::LOOP_ONESHOT;
432	}	502	}
		503	}
433		504
434	$time = Event::time - $time;	505	my $time = EV::time - $time;
435		506
436	LOG llevError | logBacktrace, Carp::longmess "long sync job"
437	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
438
439	$tick_start += $time; # do not account sync jobs to server load	507	$TICK_START += $time; # do not account sync jobs to server load
440		508
441	wantarray ? @res : $res[0]	509	wantarray ? @res : $res[0]
442	} else {	510	} else {
443	# we are in another coroutine, how wonderful, everything just works	511	# we are in another coroutine, how wonderful, everything just works
444		512
…		…
469	=item fork_call { }, $args	537	=item fork_call { }, $args
470		538
471	Executes the given code block with the given arguments in a seperate	539	Executes the given code block with the given arguments in a seperate
472	process, returning the results. Everything must be serialisable with	540	process, returning the results. Everything must be serialisable with
473	Coro::Storable. May, of course, block. Note that the executed sub may	541	Coro::Storable. May, of course, block. Note that the executed sub may
474	never block itself or use any form of Event handling.	542	never block itself or use any form of event handling.
475		543
476	=cut	544	=cut
477		545
478	sub fork_call(&@) {	546	sub fork_call(&@) {
479	my ($cb, @args) = @_;	547	my ($cb, @args) = @_;
480		548
481	# we seemingly have to make a local copy of the whole thing,	549	# we seemingly have to make a local copy of the whole thing,
482	# otherwise perl prematurely frees the stuff :/	550	# otherwise perl prematurely frees the stuff :/
483	# TODO: investigate and fix (liekly this will be rather laborious)	551	# TODO: investigate and fix (likely this will be rather laborious)
484		552
485	my @res = Coro::Util::fork_eval {	553	my @res = Coro::Util::fork_eval {
486	reset_signals;	554	reset_signals;
487	&$cb	555	&$cb
488	}, @args;	556	}, @args;
489		557
490	wantarray ? @res : $res[-1]	558	wantarray ? @res : $res[-1]
491	}	559	}
492		560
		561	=item $coin = coin_from_name $name
		562
		563	=cut
		564
		565	our %coin_alias = (
		566	"silver" => "silvercoin",
		567	"silvercoin" => "silvercoin",
		568	"silvercoins" => "silvercoin",
		569	"gold" => "goldcoin",
		570	"goldcoin" => "goldcoin",
		571	"goldcoins" => "goldcoin",
		572	"platinum" => "platinacoin",
		573	"platinumcoin" => "platinacoin",
		574	"platinumcoins" => "platinacoin",
		575	"platina" => "platinacoin",
		576	"platinacoin" => "platinacoin",
		577	"platinacoins" => "platinacoin",
		578	"royalty" => "royalty",
		579	"royalties" => "royalty",
		580	);
		581
		582	sub coin_from_name($) {
		583	$coin_alias{$_[0]}
		584	? cf::arch::find $coin_alias{$_[0]}
		585	: undef
		586	}
		587
493	=item $value = cf::db_get $family => $key	588	=item $value = cf::db_get $family => $key
494		589
495	Returns a single value from the environment database.	590	Returns a single value from the environment database.
496		591
497	=item cf::db_put $family => $key => $value	592	=item cf::db_put $family => $key => $value
498		593
499	Stores the given C<$value> in the family. It can currently store binary	594	Stores the given C<$value> in the family. It can currently store binary
500	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	595	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
501		596
		597	=item $db = cf::db_table "name"
		598
		599	Create and/or open a new database table. The string must not be "db" and must be unique
		600	within each server.
		601
502	=cut	602	=cut
		603
		604	sub db_table($) {
		605	my ($name) = @_;
		606	my $db = BDB::db_create $DB_ENV;
		607
		608	eval {
		609	$db->set_flags (BDB::CHKSUM);
		610
		611	utf8::encode $name;
		612	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		613	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		614	cf::cleanup "db_open(db): $!" if $!;
		615	};
		616	cf::cleanup "db_open(db): $@" if $@;
		617
		618	$db
		619	}
503		620
504	our $DB;	621	our $DB;
505		622
506	sub db_init {	623	sub db_init {
507	unless ($DB) {
508	$DB = BDB::db_create $DB_ENV;
509
510	cf::sync_job {	624	cf::sync_job {
511	eval {	625	$DB ||= db_table "db";
512	$DB->set_flags (BDB::CHKSUM);
513
514	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
515	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
516	cf::cleanup "db_open(db): $!" if $!;
517	};
518	cf::cleanup "db_open(db): $@" if $@;
519	};
520	}	626	};
521	}	627	}
522		628
523	sub db_get($$) {	629	sub db_get($$) {
524	my $key = "$_[0]/$_[1]";	630	my $key = "$_[0]/$_[1]";
525		631
…		…
575	if (1) {	681	if (1) {
576	$md5 =	682	$md5 =
577	join "\x00",	683	join "\x00",
578	$processversion,	684	$processversion,
579	map {	685	map {
580	Coro::cede;	686	cf::cede_to_tick;
581	($src->[$_], Digest::MD5::md5_hex $data[$_])	687	($src->[$_], Digest::MD5::md5_hex $data[$_])
582	} 0.. $#$src;	688	} 0.. $#$src;
583		689
584		690
585	my $dbmd5 = db_get cache => "$id/md5";	691	my $dbmd5 = db_get cache => "$id/md5";
…		…
623		729
624	#############################################################################	730	#############################################################################
625		731
626	=head2 ATTACHABLE OBJECTS	732	=head2 ATTACHABLE OBJECTS
627		733
628	Many objects in crossfire are so-called attachable objects. That means you can	734	Many objects in deliantra are so-called attachable objects. That means you can
629	attach callbacks/event handlers (a collection of which is called an "attachment")	735	attach callbacks/event handlers (a collection of which is called an "attachment")
630	to it. All such attachable objects support the following methods.	736	to it. All such attachable objects support the following methods.
631		737
632	In the following description, CLASS can be any of C<global>, C<object>	738	In the following description, CLASS can be any of C<global>, C<object>
633	C<player>, C<client> or C<map> (i.e. the attachable objects in	739	C<player>, C<client> or C<map> (i.e. the attachable objects in
634	Crossfire TRT).	740	Deliantra).
635		741
636	=over 4	742	=over 4
637		743
638	=item $attachable->attach ($attachment, key => $value...)	744	=item $attachable->attach ($attachment, key => $value...)
639		745
…		…
683	=item cf::CLASS::attachment $name, ...	789	=item cf::CLASS::attachment $name, ...
684		790
685	Register an attachment by C<$name> through which attachable objects of the	791	Register an attachment by C<$name> through which attachable objects of the
686	given CLASS can refer to this attachment.	792	given CLASS can refer to this attachment.
687		793
688	Some classes such as crossfire maps and objects can specify attachments	794	Some classes such as deliantra maps and objects can specify attachments
689	that are attached at load/instantiate time, thus the need for a name.	795	that are attached at load/instantiate time, thus the need for a name.
690		796
691	These calls expect any number of the following handler/hook descriptions:	797	These calls expect any number of the following handler/hook descriptions:
692		798
693	=over 4	799	=over 4
…		…
921	}	1027	}
922		1028
923	0	1029	0
924	}	1030	}
925		1031
926	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1032	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
927		1033
928	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1034	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
929		1035
930	Generate an object-specific event with the given arguments.	1036	Generate an object-specific event with the given arguments.
931		1037
…		…
937		1043
938	=cut	1044	=cut
939		1045
940	#############################################################################	1046	#############################################################################
941	# object support	1047	# object support
942	#
943		1048
		1049	sub _object_equal($$);
		1050	sub _object_equal($$) {
		1051	my ($a, $b) = @_;
		1052
		1053	return 0 unless (ref $a) eq (ref $b);
		1054
		1055	if ("HASH" eq ref $a) {
		1056	my @ka = keys %$a;
		1057	my @kb = keys %$b;
		1058
		1059	return 0 if @ka != @kb;
		1060
		1061	for (0 .. $#ka) {
		1062	return 0 unless $ka[$_] eq $kb[$_];
		1063	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1064	}
		1065
		1066	} elsif ("ARRAY" eq ref $a) {
		1067
		1068	return 0 if @$a != @$b;
		1069
		1070	for (0 .. $#$a) {
		1071	return 0 unless _object_equal $a->[$_], $b->[$_];
		1072	}
		1073
		1074	} elsif ($a ne $b) {
		1075	return 0;
		1076	}
		1077
		1078	1
		1079	}
		1080
		1081	our $SLOW_MERGES;#d#
944	sub _can_merge {	1082	sub _can_merge {
945	my ($ob1, $ob2) = @_;	1083	my ($ob1, $ob2) = @_;
946		1084
947	local $Storable::canonical = 1;	1085	++$SLOW_MERGES;#d#
948	my $fob1 = Storable::freeze $ob1;
949	my $fob2 = Storable::freeze $ob2;
950		1086
951	$fob1 eq $fob2	1087	# we do the slow way here
		1088	return _object_equal $ob1, $ob2
952	}	1089	}
953		1090
954	sub reattach {	1091	sub reattach {
955	# basically do the same as instantiate, without calling instantiate	1092	# basically do the same as instantiate, without calling instantiate
956	my ($obj) = @_;	1093	my ($obj) = @_;
957		1094
		1095	# no longer needed after getting rid of delete_package?
958	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1096	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
959		1097
960	my $registry = $obj->registry;	1098	my $registry = $obj->registry;
961		1099
962	@$registry = ();	1100	@$registry = ();
963		1101
…		…
978	cf::attachable->attach (	1116	cf::attachable->attach (
979	prio => -1000000,	1117	prio => -1000000,
980	on_instantiate => sub {	1118	on_instantiate => sub {
981	my ($obj, $data) = @_;	1119	my ($obj, $data) = @_;
982		1120
983	$data = from_json $data;	1121	$data = decode_json $data;
984		1122
985	for (@$data) {	1123	for (@$data) {
986	my ($name, $args) = @$_;	1124	my ($name, $args) = @$_;
987		1125
988	$obj->attach ($name, %{$args || {} });	1126	$obj->attach ($name, %{$args || {} });
…		…
1004	sub object_freezer_save {	1142	sub object_freezer_save {
1005	my ($filename, $rdata, $objs) = @_;	1143	my ($filename, $rdata, $objs) = @_;
1006		1144
1007	sync_job {	1145	sync_job {
1008	if (length $$rdata) {	1146	if (length $$rdata) {
		1147	utf8::decode (my $decname = $filename);
1009	warn sprintf "saving %s (%d,%d)\n",	1148	warn sprintf "saving %s (%d,%d)\n",
1010	$filename, length $$rdata, scalar @$objs;	1149	$decname, length $$rdata, scalar @$objs;
1011		1150
1012	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1151	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1013	chmod SAVE_MODE, $fh;	1152	aio_chmod $fh, SAVE_MODE;
1014	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1153	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1015	aio_fsync $fh if $cf::USE_FSYNC;	1154	aio_fsync $fh if $cf::USE_FSYNC;
1016	close $fh;	1155	aio_close $fh;
1017		1156
1018	if (@$objs) {	1157	if (@$objs) {
1019	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1158	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1020	chmod SAVE_MODE, $fh;	1159	aio_chmod $fh, SAVE_MODE;
1021	my $data = Storable::nfreeze { version => 1, objs => $objs };	1160	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1022	aio_write $fh, 0, (length $data), $data, 0;	1161	aio_write $fh, 0, (length $data), $data, 0;
1023	aio_fsync $fh if $cf::USE_FSYNC;	1162	aio_fsync $fh if $cf::USE_FSYNC;
1024	close $fh;	1163	aio_close $fh;
1025	aio_rename "$filename.pst~", "$filename.pst";	1164	aio_rename "$filename.pst~", "$filename.pst";
1026	}	1165	}
1027	} else {	1166	} else {
1028	aio_unlink "$filename.pst";	1167	aio_unlink "$filename.pst";
1029	}	1168	}
1030		1169
1031	aio_rename "$filename~", $filename;	1170	aio_rename "$filename~", $filename;
		1171
		1172	$filename =~ s%/[^/]+$%%;
		1173	aio_pathsync $filename if $cf::USE_FSYNC;
1032	} else {	1174	} else {
1033	warn "FATAL: $filename~: $!\n";	1175	warn "unable to save objects: $filename~: $!\n";
1034	}	1176	}
1035	} else {	1177	} else {
1036	aio_unlink $filename;	1178	aio_unlink $filename;
1037	aio_unlink "$filename.pst";	1179	aio_unlink "$filename.pst";
1038	}	1180	}
1039	}	1181	};
1040	}	1182	}
1041		1183
1042	sub object_freezer_as_string {	1184	sub object_freezer_as_string {
1043	my ($rdata, $objs) = @_;	1185	my ($rdata, $objs) = @_;
1044		1186
…		…
1056	or return;	1198	or return;
1057		1199
1058	unless (aio_stat "$filename.pst") {	1200	unless (aio_stat "$filename.pst") {
1059	(aio_load "$filename.pst", $av) >= 0	1201	(aio_load "$filename.pst", $av) >= 0
1060	or return;	1202	or return;
		1203
1061	$av = eval { (Storable::thaw $av)->{objs} };	1204	my $st = eval { Coro::Storable::thaw $av };
		1205	$av = $st->{objs};
1062	}	1206	}
1063		1207
		1208	utf8::decode (my $decname = $filename);
1064	warn sprintf "loading %s (%d)\n",	1209	warn sprintf "loading %s (%d,%d)\n",
1065	$filename, length $data, scalar @{$av || []};	1210	$decname, length $data, scalar @{$av || []};
		1211
1066	return ($data, $av);	1212	($data, $av)
1067	}	1213	}
1068		1214
1069	=head2 COMMAND CALLBACKS	1215	=head2 COMMAND CALLBACKS
1070		1216
1071	=over 4	1217	=over 4
…		…
1125	my ($name, $cb) = @_;	1271	my ($name, $cb) = @_;
1126		1272
1127	$EXTICMD{$name} = $cb;	1273	$EXTICMD{$name} = $cb;
1128	}	1274	}
1129		1275
		1276	use File::Glob ();
		1277
1130	cf::player->attach (	1278	cf::player->attach (
1131	on_command => sub {	1279	on_command => sub {
1132	my ($pl, $name, $params) = @_;	1280	my ($pl, $name, $params) = @_;
1133		1281
1134	my $cb = $COMMAND{$name}	1282	my $cb = $COMMAND{$name}
…		…
1166		1314
1167	cf::override;	1315	cf::override;
1168	},	1316	},
1169	);	1317	);
1170		1318
		1319	# "readahead" all extensions
		1320	sub cache_extensions {
		1321	my $grp = IO::AIO::aio_group;
		1322
		1323	add $grp IO::AIO::aio_readdir $LIBDIR, sub {
		1324	for (grep /\.ext$/, @{$_[0]}) {
		1325	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1326	}
		1327	};
		1328
		1329	$grp
		1330	}
		1331
1171	sub load_extensions {	1332	sub load_extensions {
1172	cf::sync_job {	1333	cf::sync_job {
1173	my %todo;	1334	my %todo;
1174		1335
1175	for my $path (<$LIBDIR/*.ext>) {	1336	for my $path (<$LIBDIR/*.ext>) {
…		…
1194		1355
1195	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1356	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1196	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1357	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1197		1358
1198	$ext{source} =	1359	$ext{source} =
1199	"package $pkg; use strict; use utf8;\n"	1360	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1200	. "#line 1 \"$path\"\n{\n"	1361	. "#line 1 \"$path\"\n{\n"
1201	. $source	1362	. $source
1202	. "\n};\n1";	1363	. "\n};\n1";
1203		1364
1204	$todo{$base} = \%ext;	1365	$todo{$base} = \%ext;
…		…
1220	my $msg = $@ ? "$v->{path}: $@\n"	1381	my $msg = $@ ? "$v->{path}: $@\n"
1221	: "$v->{base}: extension inactive.\n";	1382	: "$v->{base}: extension inactive.\n";
1222		1383
1223	if (exists $v->{meta}{mandatory}) {	1384	if (exists $v->{meta}{mandatory}) {
1224	warn $msg;	1385	warn $msg;
1225	warn "mandatory extension failed to load, exiting.\n";	1386	cf::cleanup "mandatory extension failed to load, exiting.";
1226	exit 1;
1227	}	1387	}
1228		1388
1229	warn $msg;	1389	warn $msg;
1230	}	1390	}
1231		1391
…		…
1245		1405
1246	=back	1406	=back
1247		1407
1248	=head2 CORE EXTENSIONS	1408	=head2 CORE EXTENSIONS
1249		1409
1250	Functions and methods that extend core crossfire objects.	1410	Functions and methods that extend core deliantra objects.
1251		1411
1252	=cut	1412	=cut
1253		1413
1254	package cf::player;	1414	package cf::player;
1255		1415
1256	use Coro::AIO;	1416	use Coro::AIO;
1257		1417
1258	=head3 cf::player	1418	=head3 cf::player
1259		1419
1260	=over 4	1420	=over 4
		1421
		1422	=item cf::player::num_playing
		1423
		1424	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1425
		1426	=cut
		1427
		1428	sub num_playing {
		1429	scalar grep
		1430	$_->ob->map
		1431	&& !$_->hidden
		1432	&& !$_->ob->flag (cf::FLAG_WIZ),
		1433	cf::player::list
		1434	}
1261		1435
1262	=item cf::player::find $login	1436	=item cf::player::find $login
1263		1437
1264	Returns the given player object, loading it if necessary (might block).	1438	Returns the given player object, loading it if necessary (might block).
1265		1439
…		…
1284		1458
1285	sub exists($) {	1459	sub exists($) {
1286	my ($login) = @_;	1460	my ($login) = @_;
1287		1461
1288	$cf::PLAYER{$login}	1462	$cf::PLAYER{$login}
1289	or cf::sync_job { !aio_stat path $login }	1463	or !aio_stat path $login
1290	}	1464	}
1291		1465
1292	sub find($) {	1466	sub find($) {
1293	return $cf::PLAYER{$_[0]} || do {	1467	return $cf::PLAYER{$_[0]} || do {
1294	my $login = $_[0];	1468	my $login = $_[0];
…		…
1301	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1475	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1302	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1476	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1303	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1477	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1304	aio_unlink +(playerdir $login) . "/$login.pl";	1478	aio_unlink +(playerdir $login) . "/$login.pl";
1305		1479
1306	my $pl = load_pl path $login	1480	my $f = new_from_file cf::object::thawer path $login
1307	or return;	1481	or return;
		1482
		1483	my $pl = cf::player::load_pl $f
		1484	or return;
		1485
		1486	local $cf::PLAYER_LOADING{$login} = $pl;
		1487	$f->resolve_delayed_derefs;
1308	$cf::PLAYER{$login} = $pl	1488	$cf::PLAYER{$login} = $pl
1309	}	1489	}
1310	}	1490	}
1311	}	1491	}
1312		1492
…		…
1321	return if $pl->{deny_save};	1501	return if $pl->{deny_save};
1322		1502
1323	aio_mkdir playerdir $pl, 0770;	1503	aio_mkdir playerdir $pl, 0770;
1324	$pl->{last_save} = $cf::RUNTIME;	1504	$pl->{last_save} = $cf::RUNTIME;
1325		1505
		1506	cf::get_slot 0.01;
		1507
1326	$pl->save_pl ($path);	1508	$pl->save_pl ($path);
1327	Coro::cede;	1509	cf::cede_to_tick;
1328	}	1510	}
1329		1511
1330	sub new($) {	1512	sub new($) {
1331	my ($login) = @_;	1513	my ($login) = @_;
1332		1514
…		…
1361	my ($pl) = @_;	1543	my ($pl) = @_;
1362		1544
1363	my $name = $pl->ob->name;	1545	my $name = $pl->ob->name;
1364		1546
1365	$pl->{deny_save} = 1;	1547	$pl->{deny_save} = 1;
1366	$pl->password ("*"); # this should lock out the player until we nuked the dir	1548	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1367		1549
1368	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1550	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1369	$pl->deactivate;	1551	$pl->deactivate;
		1552	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1553	$pl->ob->check_score;
1370	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1554	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1371	$pl->ns->destroy if $pl->ns;	1555	$pl->ns->destroy if $pl->ns;
1372		1556
1373	my $path = playerdir $pl;	1557	my $path = playerdir $pl;
1374	my $temp = "$path~$cf::RUNTIME~deleting~";	1558	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1410	or return [];	1594	or return [];
1411		1595
1412	my @logins;	1596	my @logins;
1413		1597
1414	for my $login (@$dirs) {	1598	for my $login (@$dirs) {
		1599	my $path = path $login;
		1600
		1601	# a .pst is a dead give-away for a valid player
		1602	# if no pst file found, open and chekc for blocked users
		1603	if (aio_stat "$path.pst") {
1415	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1604	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1416	aio_read $fh, 0, 512, my $buf, 0 or next;	1605	aio_read $fh, 0, 512, my $buf, 0 or next;
1417	$buf !~ /^password -------------$/m or next; # official not-valid tag	1606	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1607	}
1418		1608
1419	utf8::decode $login;	1609	utf8::decode $login;
1420	push @logins, $login;	1610	push @logins, $login;
1421	}	1611	}
1422		1612
…		…
1449	}	1639	}
1450		1640
1451	\@paths	1641	\@paths
1452	}	1642	}
1453		1643
1454	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1644	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1455		1645
1456	Expand crossfire pod fragments into protocol xml.	1646	Expand deliantra pod fragments into protocol xml.
1457
1458	=cut
1459
1460	sub expand_cfpod {
1461	((my $self), (local $_)) = @_;
1462
1463	# escape & and <
1464	s/&/&amp;/g;
1465	s/(?<![BIUGH])</&lt;/g;
1466
1467	# this is buggy, it needs to properly take care of nested <'s
1468
1469	1 while
1470	# replace B<>, I<>, U<> etc.
1471	s/B<([^\>]*)>/<b>$1<\/b>/
1472	|| s/I<([^\>]*)>/<i>$1<\/i>/
1473	|| s/U<([^\>]*)>/<u>$1<\/u>/
1474	# replace G<male|female> tags
1475	|| s{G<([^>|]*)\|([^>]*)>}{
1476	$self->gender ? $2 : $1
1477	}ge
1478	# replace H<hint text>
1479	|| s{H<([^\>]*)>}
1480	{
1481	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1482	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1483	"")
1484	[$self->{hintmode}]
1485	}ge;
1486
1487	# create single paragraphs (very hackish)
1488	s/(?<=\S)\n(?=\w)/ /g;
1489
1490	# compress some whitespace
1491	s/\s+\n/\n/g; # ws line-ends
1492	s/\n\n+/\n/g; # double lines
1493	s/^\n+//; # beginning lines
1494	s/\n+$//; # ending lines
1495
1496	$_
1497	}
1498
1499	sub hintmode {
1500	$_[0]{hintmode} = $_[1] if @_ > 1;
1501	$_[0]{hintmode}
1502	}
1503		1647
1504	=item $player->ext_reply ($msgid, @msg)	1648	=item $player->ext_reply ($msgid, @msg)
1505		1649
1506	Sends an ext reply to the player.	1650	Sends an ext reply to the player.
1507		1651
…		…
1574	our $MAX_RESET = 3600;	1718	our $MAX_RESET = 3600;
1575	our $DEFAULT_RESET = 3000;	1719	our $DEFAULT_RESET = 3000;
1576		1720
1577	sub generate_random_map {	1721	sub generate_random_map {
1578	my ($self, $rmp) = @_;	1722	my ($self, $rmp) = @_;
		1723
		1724	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1725
1579	# mit "rum" bekleckern, nicht	1726	# mit "rum" bekleckern, nicht
1580	$self->_create_random_map (	1727	$self->_create_random_map (
1581	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1728	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1582	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1729	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1583	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1730	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1705		1852
1706	# the temporary/swap location	1853	# the temporary/swap location
1707	sub save_path {	1854	sub save_path {
1708	my ($self) = @_;	1855	my ($self) = @_;
1709		1856
1710	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1857	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1711	"$TMPDIR/$path.map"	1858	"$TMPDIR/$path.map"
1712	}	1859	}
1713		1860
1714	# the unique path, undef == no special unique path	1861	# the unique path, undef == no special unique path
1715	sub uniq_path {	1862	sub uniq_path {
1716	my ($self) = @_;	1863	my ($self) = @_;
1717		1864
1718	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1865	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1719	"$UNIQUEDIR/$path"	1866	"$UNIQUEDIR/$path"
1720	}
1721
1722	# and all this just because we cannot iterate over
1723	# all maps in C++...
1724	sub change_all_map_light {
1725	my ($change) = @_;
1726
1727	$_->change_map_light ($change)
1728	for grep $_->outdoor, values %cf::MAP;
1729	}	1867	}
1730		1868
1731	sub decay_objects {	1869	sub decay_objects {
1732	my ($self) = @_;	1870	my ($self) = @_;
1733		1871
…		…
1746		1884
1747	sub load_header_from($) {	1885	sub load_header_from($) {
1748	my ($self, $path) = @_;	1886	my ($self, $path) = @_;
1749		1887
1750	utf8::encode $path;	1888	utf8::encode $path;
1751	#aio_open $path, O_RDONLY, 0	1889	my $f = new_from_file cf::object::thawer $path
1752	# or return;
1753
1754	$self->_load_header ($path)
1755	or return;	1890	or return;
		1891
		1892	$self->_load_header ($f)
		1893	or return;
		1894
		1895	local $MAP_LOADING{$self->{path}} = $self;
		1896	$f->resolve_delayed_derefs;
1756		1897
1757	$self->{load_path} = $path;	1898	$self->{load_path} = $path;
1758		1899
1759	1	1900	1
1760	}	1901	}
…		…
1814	sub find {	1955	sub find {
1815	my ($path, $origin) = @_;	1956	my ($path, $origin) = @_;
1816		1957
1817	$path = normalise $path, $origin && $origin->path;	1958	$path = normalise $path, $origin && $origin->path;
1818		1959
		1960	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1819	cf::lock_wait "map_find:$path";	1961	my $guard2 = cf::lock_acquire "map_find:$path";
1820		1962
1821	$cf::MAP{$path} || do {	1963	$cf::MAP{$path} || do {
1822	my $guard = cf::lock_acquire "map_find:$path";
1823	my $map = new_from_path cf::map $path	1964	my $map = new_from_path cf::map $path
1824	or return;	1965	or return;
1825		1966
1826	$map->{last_save} = $cf::RUNTIME;	1967	$map->{last_save} = $cf::RUNTIME;
1827		1968
…		…
1829	or return;	1970	or return;
1830		1971
1831	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1972	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1832	# doing this can freeze the server in a sync job, obviously	1973	# doing this can freeze the server in a sync job, obviously
1833	#$cf::WAIT_FOR_TICK->wait;	1974	#$cf::WAIT_FOR_TICK->wait;
		1975	undef $guard2;
		1976	undef $guard1;
1834	$map->reset;	1977	$map->reset;
1835	undef $guard;
1836	return find $path;	1978	return find $path;
1837	}	1979	}
1838		1980
1839	$cf::MAP{$path} = $map	1981	$cf::MAP{$path} = $map
1840	}	1982	}
…		…
1849	local $self->{deny_reset} = 1; # loading can take a long time	1991	local $self->{deny_reset} = 1; # loading can take a long time
1850		1992
1851	my $path = $self->{path};	1993	my $path = $self->{path};
1852		1994
1853	{	1995	{
1854	my $guard = cf::lock_acquire "map_load:$path";	1996	my $guard = cf::lock_acquire "map_data:$path";
1855		1997
		1998	return unless $self->valid;
1856	return if $self->in_memory != cf::MAP_SWAPPED;	1999	return unless $self->in_memory == cf::MAP_SWAPPED;
1857		2000
1858	$self->in_memory (cf::MAP_LOADING);	2001	$self->in_memory (cf::MAP_LOADING);
1859		2002
1860	$self->alloc;	2003	$self->alloc;
1861		2004
1862	$self->pre_load;	2005	$self->pre_load;
1863	Coro::cede;	2006	cf::cede_to_tick;
1864		2007
		2008	my $f = new_from_file cf::object::thawer $self->{load_path};
		2009	$f->skip_block;
1865	$self->_load_objects ($self->{load_path}, 1)	2010	$self->_load_objects ($f)
1866	or return;	2011	or return;
1867		2012
1868	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2013	$self->post_load_original
1869	if delete $self->{load_original};	2014	if delete $self->{load_original};
1870		2015
1871	if (my $uniq = $self->uniq_path) {	2016	if (my $uniq = $self->uniq_path) {
1872	utf8::encode $uniq;	2017	utf8::encode $uniq;
1873	if (aio_open $uniq, O_RDONLY, 0) {	2018	unless (aio_stat $uniq) {
		2019	if (my $f = new_from_file cf::object::thawer $uniq) {
1874	$self->clear_unique_items;	2020	$self->clear_unique_items;
1875	$self->_load_objects ($uniq, 0);	2021	$self->_load_objects ($f);
		2022	$f->resolve_delayed_derefs;
		2023	}
1876	}	2024	}
1877	}	2025	}
1878		2026
1879	Coro::cede;	2027	$f->resolve_delayed_derefs;
		2028
		2029	cf::cede_to_tick;
1880	# now do the right thing for maps	2030	# now do the right thing for maps
1881	$self->link_multipart_objects;	2031	$self->link_multipart_objects;
1882	$self->difficulty ($self->estimate_difficulty)	2032	$self->difficulty ($self->estimate_difficulty)
1883	unless $self->difficulty;	2033	unless $self->difficulty;
1884	Coro::cede;	2034	cf::cede_to_tick;
1885		2035
1886	unless ($self->{deny_activate}) {	2036	unless ($self->{deny_activate}) {
1887	$self->decay_objects;	2037	$self->decay_objects;
1888	$self->fix_auto_apply;	2038	$self->fix_auto_apply;
1889	$self->update_buttons;	2039	$self->update_buttons;
1890	Coro::cede;	2040	cf::cede_to_tick;
1891	$self->set_darkness_map;
1892	Coro::cede;
1893	$self->activate;	2041	$self->activate;
1894	}	2042	}
1895		2043
1896	$self->{last_save} = $cf::RUNTIME;	2044	$self->{last_save} = $cf::RUNTIME;
1897	$self->last_access ($cf::RUNTIME);	2045	$self->last_access ($cf::RUNTIME);
1898		2046
1899	$self->in_memory (cf::MAP_IN_MEMORY);	2047	$self->in_memory (cf::MAP_ACTIVE);
1900	}	2048	}
1901		2049
1902	$self->post_load;	2050	$self->post_load;
1903	}	2051	}
1904		2052
…		…
1948		2096
1949	sub do_load_sync {	2097	sub do_load_sync {
1950	my ($map) = @_;	2098	my ($map) = @_;
1951		2099
1952	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2100	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
1953	if $Coro::current != $Coro::main;	2101	if $Coro::current == $Coro::main;
1954		2102
1955	cf::sync_job { $map->load };	2103	cf::sync_job { $map->load };
1956	}	2104	}
1957		2105
1958	our %MAP_PREFETCH;	2106	our %MAP_PREFETCH;
…		…
1962	my ($path, $origin, $load) = @_;	2110	my ($path, $origin, $load) = @_;
1963		2111
1964	$path = normalise $path, $origin && $origin->{path};	2112	$path = normalise $path, $origin && $origin->{path};
1965		2113
1966	if (my $map = $cf::MAP{$path}) {	2114	if (my $map = $cf::MAP{$path}) {
1967	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2115	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1968	}	2116	}
1969		2117
1970	$MAP_PREFETCH{$path} |= $load;	2118	$MAP_PREFETCH{$path} |= $load;
1971		2119
1972	$MAP_PREFETCHER ||= cf::async {	2120	$MAP_PREFETCHER ||= cf::async {
		2121	$Coro::current->{desc} = "map prefetcher";
		2122
1973	while (%MAP_PREFETCH) {	2123	while (%MAP_PREFETCH) {
1974	while (my ($k, $v) = each %MAP_PREFETCH) {	2124	while (my ($k, $v) = each %MAP_PREFETCH) {
1975	if (my $map = find $k) {	2125	if (my $map = find $k) {
1976	$map->load if $v;	2126	$map->load if $v;
1977	}	2127	}
…		…
1987	}	2137	}
1988		2138
1989	sub save {	2139	sub save {
1990	my ($self) = @_;	2140	my ($self) = @_;
1991		2141
1992	my $lock = cf::lock_acquire "map_data:" . $self->path;	2142	my $lock = cf::lock_acquire "map_data:$self->{path}";
1993		2143
1994	$self->{last_save} = $cf::RUNTIME;	2144	$self->{last_save} = $cf::RUNTIME;
1995		2145
1996	return unless $self->dirty;	2146	return unless $self->dirty;
1997		2147
…		…
2003	return if $self->{deny_save};	2153	return if $self->{deny_save};
2004		2154
2005	local $self->{last_access} = $self->last_access;#d#	2155	local $self->{last_access} = $self->last_access;#d#
2006		2156
2007	cf::async {	2157	cf::async {
		2158	$Coro::current->{desc} = "map player save";
2008	$_->contr->save for $self->players;	2159	$_->contr->save for $self->players;
2009	};	2160	};
		2161
		2162	cf::get_slot 0.02;
2010		2163
2011	if ($uniq) {	2164	if ($uniq) {
2012	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2165	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2013	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2166	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2014	} else {	2167	} else {
…		…
2020	my ($self) = @_;	2173	my ($self) = @_;
2021		2174
2022	# save first because save cedes	2175	# save first because save cedes
2023	$self->save;	2176	$self->save;
2024		2177
2025	my $lock = cf::lock_acquire "map_data:" . $self->path;	2178	my $lock = cf::lock_acquire "map_data:$self->{path}";
2026		2179
2027	return if $self->players;	2180	return if $self->players;
2028	return if $self->in_memory != cf::MAP_IN_MEMORY;	2181	return if $self->in_memory != cf::MAP_ACTIVE;
2029	return if $self->{deny_save};	2182	return if $self->{deny_save};
2030		2183
		2184	$self->in_memory (cf::MAP_SWAPPED);
		2185
		2186	$self->deactivate;
		2187	$_->clear_links_to ($self) for values %cf::MAP;
2031	$self->clear;	2188	$self->clear;
2032	$self->in_memory (cf::MAP_SWAPPED);
2033	}	2189	}
2034		2190
2035	sub reset_at {	2191	sub reset_at {
2036	my ($self) = @_;	2192	my ($self) = @_;
2037		2193
…		…
2069	if $uniq;	2225	if $uniq;
2070	}	2226	}
2071		2227
2072	delete $cf::MAP{$self->path};	2228	delete $cf::MAP{$self->path};
2073		2229
		2230	$self->deactivate;
		2231	$_->clear_links_to ($self) for values %cf::MAP;
2074	$self->clear;	2232	$self->clear;
2075
2076	$_->clear_links_to ($self) for values %cf::MAP;
2077		2233
2078	$self->unlink_save;	2234	$self->unlink_save;
2079	$self->destroy;	2235	$self->destroy;
2080	}	2236	}
2081		2237
2082	my $nuke_counter = "aaaa";	2238	my $nuke_counter = "aaaa";
2083		2239
2084	sub nuke {	2240	sub nuke {
2085	my ($self) = @_;	2241	my ($self) = @_;
2086		2242
		2243	{
		2244	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2245
2087	delete $cf::MAP{$self->path};	2246	delete $cf::MAP{$self->path};
2088		2247
2089	$self->unlink_save;	2248	$self->unlink_save;
2090		2249
2091	bless $self, "cf::map";	2250	bless $self, "cf::map";
2092	delete $self->{deny_reset};	2251	delete $self->{deny_reset};
2093	$self->{deny_save} = 1;	2252	$self->{deny_save} = 1;
2094	$self->reset_timeout (1);	2253	$self->reset_timeout (1);
2095	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2254	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2096		2255
2097	$cf::MAP{$self->path} = $self;	2256	$cf::MAP{$self->path} = $self;
		2257	}
2098		2258
2099	$self->reset; # polite request, might not happen	2259	$self->reset; # polite request, might not happen
2100	}	2260	}
2101		2261
2102	=item $maps = cf::map::tmp_maps	2262	=item $maps = cf::map::tmp_maps
…		…
2144		2304
2145	sub unique_maps() {	2305	sub unique_maps() {
2146	[	2306	[
2147	map {	2307	map {
2148	utf8::decode $_;	2308	utf8::decode $_;
2149	/\.map$/	2309	s/\.map$//; # TODO future compatibility hack
		2310	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2311	? ()
2150	? normalise $_	2312	: normalise $_
2151	: ()
2152	} @{ aio_readdir $UNIQUEDIR or [] }	2313	} @{ aio_readdir $UNIQUEDIR or [] }
2153	]	2314	]
2154	}	2315	}
2155		2316
2156	package cf;
2157
2158	=back	2317	=back
2159		2318
2160	=head3 cf::object	2319	=head3 cf::object
2161		2320
2162	=cut	2321	=cut
…		…
2165		2324
2166	=over 4	2325	=over 4
2167		2326
2168	=item $ob->inv_recursive	2327	=item $ob->inv_recursive
2169		2328
2170	Returns the inventory of the object _and_ their inventories, recursively.	2329	Returns the inventory of the object I<and> their inventories, recursively,
		2330	but I<not> the object itself.
2171		2331
2172	=cut	2332	=cut
2173		2333
2174	sub inv_recursive_;	2334	sub inv_recursive_;
2175	sub inv_recursive_ {	2335	sub inv_recursive_ {
…		…
2178		2338
2179	sub inv_recursive {	2339	sub inv_recursive {
2180	inv_recursive_ inv $_[0]	2340	inv_recursive_ inv $_[0]
2181	}	2341	}
2182		2342
		2343	=item $ref = $ob->ref
		2344
		2345	Creates and returns a persistent reference to an object that can be stored as a string.
		2346
		2347	=item $ob = cf::object::deref ($refstring)
		2348
		2349	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2350	even if the object actually exists. May block.
		2351
		2352	=cut
		2353
		2354	sub deref {
		2355	my ($ref) = @_;
		2356
		2357	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2358	my ($uuid, $name) = ($1, $2);
		2359	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2360	or return;
		2361	$pl->ob->uuid eq $uuid
		2362	or return;
		2363
		2364	$pl->ob
		2365	} else {
		2366	warn "$ref: cannot resolve object reference\n";
		2367	undef
		2368	}
		2369	}
		2370
2183	package cf;	2371	package cf;
2184		2372
2185	=back	2373	=back
2186		2374
2187	=head3 cf::object::player	2375	=head3 cf::object::player
…		…
2193	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2381	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2194	can be C<undef>. Does the right thing when the player is currently in a	2382	can be C<undef>. Does the right thing when the player is currently in a
2195	dialogue with the given NPC character.	2383	dialogue with the given NPC character.
2196		2384
2197	=cut	2385	=cut
		2386
		2387	our $SAY_CHANNEL = {
		2388	id => "say",
		2389	title => "Map",
		2390	reply => "say ",
		2391	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2392	};
		2393
		2394	our $CHAT_CHANNEL = {
		2395	id => "chat",
		2396	title => "Chat",
		2397	reply => "chat ",
		2398	tooltip => "Player chat and shouts, global to the server.",
		2399	};
2198		2400
2199	# rough implementation of a future "reply" method that works	2401	# rough implementation of a future "reply" method that works
2200	# with dialog boxes.	2402	# with dialog boxes.
2201	#TODO: the first argument must go, split into a $npc->reply_to ( method	2403	#TODO: the first argument must go, split into a $npc->reply_to ( method
2202	sub cf::object::player::reply($$$;$) {	2404	sub cf::object::player::reply($$$;$) {
…		…
2214	my $dialog = $pl->{npc_dialog};	2416	my $dialog = $pl->{npc_dialog};
2215	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2417	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2216		2418
2217	} else {	2419	} else {
2218	$msg = $npc->name . " says: $msg" if $npc;	2420	$msg = $npc->name . " says: $msg" if $npc;
2219	$self->message ($msg, $flags);	2421	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2220	}	2422	}
2221	}	2423	}
2222	}	2424	}
2223		2425
2224	=item $object->send_msg ($channel, $msg, $color, [extra...])	2426	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2249		2451
2250	=item $player_object->enter_link	2452	=item $player_object->enter_link
2251		2453
2252	Freezes the player and moves him/her to a special map (C<{link}>).	2454	Freezes the player and moves him/her to a special map (C<{link}>).
2253		2455
2254	The player should be reasonably safe there for short amounts of time. You	2456	The player should be reasonably safe there for short amounts of time (e.g.
2255	I<MUST> call C<leave_link> as soon as possible, though.	2457	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2458	though, as the palyer cannot control the character while it is on the link
		2459	map.
2256		2460
2257	Will never block.	2461	Will never block.
2258		2462
2259	=item $player_object->leave_link ($map, $x, $y)	2463	=item $player_object->leave_link ($map, $x, $y)
2260		2464
…		…
2318		2522
2319	$map->load;	2523	$map->load;
2320	$map->load_neighbours;	2524	$map->load_neighbours;
2321		2525
2322	return unless $self->contr->active;	2526	return unless $self->contr->active;
		2527	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2323	$self->activate_recursive;	2528	$self->activate_recursive;
2324		2529
2325	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2530	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2326	$self->enter_map ($map, $x, $y);	2531	$self->enter_map ($map, $x, $y);
2327	}	2532	}
…		…
2332	her, loading and preparing them map, calling the provided $check callback	2537	her, loading and preparing them map, calling the provided $check callback
2333	that has to return the map if sucecssful, and then unfreezes the player on	2538	that has to return the map if sucecssful, and then unfreezes the player on
2334	the new (success) or old (failed) map position. In either case, $done will	2539	the new (success) or old (failed) map position. In either case, $done will
2335	be called at the end of this process.	2540	be called at the end of this process.
2336		2541
		2542	Note that $check will be called with a potentially non-loaded map, so if
		2543	it needs a loaded map it has to call C<< ->load >>.
		2544
2337	=cut	2545	=cut
2338		2546
2339	our $GOTOGEN;	2547	our $GOTOGEN;
2340		2548
2341	sub cf::object::player::goto {	2549	sub cf::object::player::goto {
…		…
2345	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2553	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2346		2554
2347	$self->enter_link;	2555	$self->enter_link;
2348		2556
2349	(async {	2557	(async {
		2558	$Coro::current->{desc} = "player::goto $path $x $y";
		2559
		2560	# *tag paths override both path and x|y
		2561	if ($path =~ /^\*(.*)$/) {
		2562	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2563	my $ob = $obs[rand @obs];
		2564
		2565	# see if we actually can go there
		2566	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2567	$ob = $obs[rand @obs];
		2568	} else {
		2569	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2570	}
		2571	# else put us there anyways for now #d#
		2572
		2573	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2574	} else {
		2575	($path, $x, $y) = (undef, undef, undef);
		2576	}
		2577	}
		2578
2350	my $map = eval {	2579	my $map = eval {
2351	my $map = cf::map::find $path;	2580	my $map = defined $path ? cf::map::find $path : undef;
2352		2581
2353	if ($map) {	2582	if ($map) {
2354	$map = $map->customise_for ($self);	2583	$map = $map->customise_for ($self);
2355	$map = $check->($map) if $check && $map;	2584	$map = $check->($map) if $check && $map;
2356	} else {	2585	} else {
2357	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2586	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2358	}	2587	}
2359		2588
2360	$map	2589	$map
2361	};	2590	};
2362		2591
…		…
2398	}	2627	}
2399		2628
2400	sub prepare_random_map {	2629	sub prepare_random_map {
2401	my ($exit) = @_;	2630	my ($exit) = @_;
2402		2631
2403	my $guard = cf::lock_acquire "exit_prepare:$exit";
2404
2405	# all this does is basically replace the /! path by	2632	# all this does is basically replace the /! path by
2406	# a new random map path (?random/...) with a seed	2633	# a new random map path (?random/...) with a seed
2407	# that depends on the exit object	2634	# that depends on the exit object
2408		2635
2409	my $rmp = parse_random_map_params $exit->msg;	2636	my $rmp = parse_random_map_params $exit->msg;
…		…
2411	if ($exit->map) {	2638	if ($exit->map) {
2412	$rmp->{region} = $exit->region->name;	2639	$rmp->{region} = $exit->region->name;
2413	$rmp->{origin_map} = $exit->map->path;	2640	$rmp->{origin_map} = $exit->map->path;
2414	$rmp->{origin_x} = $exit->x;	2641	$rmp->{origin_x} = $exit->x;
2415	$rmp->{origin_y} = $exit->y;	2642	$rmp->{origin_y} = $exit->y;
		2643
		2644	$exit->map->touch;
2416	}	2645	}
2417		2646
2418	$rmp->{random_seed} ||= $exit->random_seed;	2647	$rmp->{random_seed} ||= $exit->random_seed;
2419		2648
2420	my $data = cf::to_json $rmp;	2649	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2421	my $md5 = Digest::MD5::md5_hex $data;	2650	my $md5 = Digest::MD5::md5_hex $data;
2422	my $meta = "$RANDOMDIR/$md5.meta";	2651	my $meta = "$RANDOMDIR/$md5.meta";
2423		2652
2424	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2653	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2425	aio_write $fh, 0, (length $data), $data, 0;	2654	aio_write $fh, 0, (length $data), $data, 0;
2426	undef $fh;	2655	undef $fh;
2427	aio_rename "$meta~", $meta;	2656	aio_rename "$meta~", $meta;
2428		2657
		2658	my $slaying = "?random/$md5";
		2659
		2660	if ($exit->valid) {
2429	$exit->slaying ("?random/$md5");	2661	$exit->slaying ("?random/$md5");
2430	$exit->msg (undef);	2662	$exit->msg (undef);
		2663	}
2431	}	2664	}
2432	}	2665	}
2433		2666
2434	sub cf::object::player::enter_exit {	2667	sub cf::object::player::enter_exit {
2435	my ($self, $exit) = @_;	2668	my ($self, $exit) = @_;
2436		2669
2437	return unless $self->type == cf::PLAYER;	2670	return unless $self->type == cf::PLAYER;
2438		2671
2439	if ($exit->slaying eq "/!") {
2440	#TODO: this should de-fi-ni-te-ly not be a sync-job
2441	# the problem is that $exit might not survive long enough
2442	# so it needs to be done right now, right here
2443	cf::sync_job { prepare_random_map $exit };
2444	}
2445
2446	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2447	my $hp = $exit->stats->hp;
2448	my $sp = $exit->stats->sp;
2449
2450	$self->enter_link;	2672	$self->enter_link;
2451		2673
2452	# if exit is damned, update players death & WoR home-position
2453	$self->contr->savebed ($slaying, $hp, $sp)
2454	if $exit->flag (FLAG_DAMNED);
2455
2456	(async {	2674	(async {
2457	$self->deactivate_recursive; # just to be sure	2675	$Coro::current->{desc} = "enter_exit";
		2676
2458	unless (eval {	2677	unless (eval {
		2678	$self->deactivate_recursive; # just to be sure
		2679
		2680	# random map handling
		2681	{
		2682	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2683
		2684	prepare_random_map $exit
		2685	if $exit->slaying eq "/!";
		2686	}
		2687
		2688	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2689	my $x = $exit->stats->hp;
		2690	my $y = $exit->stats->sp;
		2691
2459	$self->goto ($slaying, $hp, $sp);	2692	$self->goto ($map, $x, $y);
2460		2693
		2694	# if exit is damned, update players death & WoR home-position
		2695	$self->contr->savebed ($map, $x, $y)
		2696	if $exit->flag (cf::FLAG_DAMNED);
		2697
2461	1;	2698	1
2462	}) {	2699	}) {
2463	$self->message ("Something went wrong deep within the crossfire server. "	2700	$self->message ("Something went wrong deep within the deliantra server. "
2464	. "I'll try to bring you back to the map you were before. "	2701	. "I'll try to bring you back to the map you were before. "
2465	. "Please report this to the dungeon master!",	2702	. "Please report this to the dungeon master!",
2466	cf::NDI_UNIQUE | cf::NDI_RED);	2703	cf::NDI_UNIQUE | cf::NDI_RED);
2467		2704
2468	warn "ERROR in enter_exit: $@";	2705	warn "ERROR in enter_exit: $@";
…		…
2496	the message, with C<log> being the default. If C<$color> is negative, suppress	2733	the message, with C<log> being the default. If C<$color> is negative, suppress
2497	the message unless the client supports the msg packet.	2734	the message unless the client supports the msg packet.
2498		2735
2499	=cut	2736	=cut
2500		2737
		2738	# non-persistent channels (usually the info channel)
		2739	our %CHANNEL = (
		2740	"c/identify" => {
		2741	id => "infobox",
		2742	title => "Identify",
		2743	reply => undef,
		2744	tooltip => "Items recently identified",
		2745	},
		2746	"c/examine" => {
		2747	id => "infobox",
		2748	title => "Examine",
		2749	reply => undef,
		2750	tooltip => "Signs and other items you examined",
		2751	},
		2752	"c/book" => {
		2753	id => "infobox",
		2754	title => "Book",
		2755	reply => undef,
		2756	tooltip => "The contents of a note or book",
		2757	},
		2758	"c/lookat" => {
		2759	id => "infobox",
		2760	title => "Look",
		2761	reply => undef,
		2762	tooltip => "What you saw there",
		2763	},
		2764	"c/who" => {
		2765	id => "infobox",
		2766	title => "Players",
		2767	reply => undef,
		2768	tooltip => "Shows players who are currently online",
		2769	},
		2770	"c/body" => {
		2771	id => "infobox",
		2772	title => "Body Parts",
		2773	reply => undef,
		2774	tooltip => "Shows which body parts you posess and are available",
		2775	},
		2776	"c/statistics" => {
		2777	id => "infobox",
		2778	title => "Statistics",
		2779	reply => undef,
		2780	tooltip => "Shows your primary statistics",
		2781	},
		2782	"c/skills" => {
		2783	id => "infobox",
		2784	title => "Skills",
		2785	reply => undef,
		2786	tooltip => "Shows your experience per skill and item power",
		2787	},
		2788	"c/resistances" => {
		2789	id => "infobox",
		2790	title => "Resistances",
		2791	reply => undef,
		2792	tooltip => "Shows your resistances",
		2793	},
		2794	"c/pets" => {
		2795	id => "infobox",
		2796	title => "Pets",
		2797	reply => undef,
		2798	tooltip => "Shows information abotu your pets/a specific pet",
		2799	},
		2800	"c/uptime" => {
		2801	id => "infobox",
		2802	title => "Uptime",
		2803	reply => undef,
		2804	tooltip => "How long the server has been running since last restart",
		2805	},
		2806	"c/mapinfo" => {
		2807	id => "infobox",
		2808	title => "Map Info",
		2809	reply => undef,
		2810	tooltip => "Information related to the maps",
		2811	},
		2812	"c/party" => {
		2813	id => "party",
		2814	title => "Party",
		2815	reply => "gsay ",
		2816	tooltip => "Messages and chat related to your party",
		2817	},
		2818	"c/death" => {
		2819	id => "death",
		2820	title => "Death",
		2821	reply => undef,
		2822	tooltip => "Reason for and more info about your most recent death",
		2823	},
		2824	"c/say" => $SAY_CHANNEL,
		2825	"c/chat" => $CHAT_CHANNEL,
		2826	);
		2827
2501	sub cf::client::send_msg {	2828	sub cf::client::send_msg {
2502	my ($self, $channel, $msg, $color, @extra) = @_;	2829	my ($self, $channel, $msg, $color, @extra) = @_;
2503		2830
2504	$msg = $self->pl->expand_cfpod ($msg);	2831	$msg = $self->pl->expand_cfpod ($msg)
		2832	unless $color & cf::NDI_VERBATIM;
2505		2833
2506	$color &= cf::NDI_CLIENT_MASK; # just in case...	2834	$color &= cf::NDI_CLIENT_MASK; # just in case...
2507		2835
		2836	# check predefined channels, for the benefit of C
		2837	if ($CHANNEL{$channel}) {
		2838	$channel = $CHANNEL{$channel};
		2839
		2840	$self->ext_msg (channel_info => $channel);
		2841	$channel = $channel->{id};
		2842
2508	if (ref $channel) {	2843	} elsif (ref $channel) {
2509	# send meta info to client, if not yet sent	2844	# send meta info to client, if not yet sent
2510	unless (exists $self->{channel}{$channel->{id}}) {	2845	unless (exists $self->{channel}{$channel->{id}}) {
2511	$self->{channel}{$channel->{id}} = $channel;	2846	$self->{channel}{$channel->{id}} = $channel;
2512	$self->ext_msg (channel_info => $channel);	2847	$self->ext_msg (channel_info => $channel);
2513	}	2848	}
…		…
2515	$channel = $channel->{id};	2850	$channel = $channel->{id};
2516	}	2851	}
2517		2852
2518	return unless @extra || length $msg;	2853	return unless @extra || length $msg;
2519		2854
2520	if ($self->can_msg) {
2521	# default colour, mask it out	2855	# default colour, mask it out
2522	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2856	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2523	if $color & cf::NDI_DEF;	2857	if $color & cf::NDI_DEF;
2524		2858
2525	$self->send_packet ("msg " . $self->{json_coder}->encode (	2859	my $pkt = "msg "
		2860	. $self->{json_coder}->encode (
2526	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2861	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2527	} else {	2862	);
2528	if ($color >= 0) {
2529	# replace some tags by gcfclient-compatible ones
2530	for ($msg) {
2531	1 while
2532	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2533	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2534	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2535	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2536	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2537	}
2538		2863
2539	$color &= cf::NDI_COLOR_MASK;	2864	# try lzf for large packets
		2865	$pkt = "lzf " . Compress::LZF::compress $pkt
		2866	if 1024 <= length $pkt and $self->{can_lzf};
2540		2867
2541	utf8::encode $msg;	2868	# split very large packets
2542		2869	if (8192 < length $pkt and $self->{can_lzf}) {
2543	if (0 && $msg =~ /\[/) {	2870	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2544	# COMMAND/INFO	2871	$pkt = "frag";
2545	$self->send_packet ("drawextinfo $color 10 8 $msg")
2546	} else {
2547	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2548	$self->send_packet ("drawinfo $color $msg")
2549	}
2550	}
2551	}	2872	}
		2873
		2874	$self->send_packet ($pkt);
2552	}	2875	}
2553		2876
2554	=item $client->ext_msg ($type, @msg)	2877	=item $client->ext_msg ($type, @msg)
2555		2878
2556	Sends an ext event to the client.	2879	Sends an ext event to the client.
…		…
2558	=cut	2881	=cut
2559		2882
2560	sub cf::client::ext_msg($$@) {	2883	sub cf::client::ext_msg($$@) {
2561	my ($self, $type, @msg) = @_;	2884	my ($self, $type, @msg) = @_;
2562		2885
2563	my $extcmd = $self->extcmd;
2564
2565	if ($extcmd == 2) {	2886	if ($self->extcmd == 2) {
2566	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	2887	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2567	} elsif ($extcmd == 1) { # TODO: remove	2888	} elsif ($self->extcmd == 1) { # TODO: remove
2568	push @msg, msgtype => "event_$type";	2889	push @msg, msgtype => "event_$type";
2569	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2890	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2570	}	2891	}
2571	}	2892	}
2572		2893
…		…
2579	sub cf::client::ext_reply($$@) {	2900	sub cf::client::ext_reply($$@) {
2580	my ($self, $id, @msg) = @_;	2901	my ($self, $id, @msg) = @_;
2581		2902
2582	if ($self->extcmd == 2) {	2903	if ($self->extcmd == 2) {
2583	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	2904	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2584	} elsif ($self->ns->extcmd == 1) {	2905	} elsif ($self->extcmd == 1) {
2585	#TODO: version 1, remove	2906	#TODO: version 1, remove
2586	unshift @msg, msgtype => "reply", msgid => $id;	2907	unshift @msg, msgtype => "reply", msgid => $id;
2587	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2908	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2588	}	2909	}
2589	}	2910	}
…		…
2731	=pod	3052	=pod
2732		3053
2733	The following functions and methods are available within a safe environment:	3054	The following functions and methods are available within a safe environment:
2734		3055
2735	cf::object	3056	cf::object
2736	contr pay_amount pay_player map x y force_find force_add	3057	contr pay_amount pay_player map x y force_find force_add destroy
2737	insert remove name archname title slaying race	3058	insert remove name archname title slaying race decrease split
		3059	value
2738		3060
2739	cf::object::player	3061	cf::object::player
2740	player	3062	player
2741		3063
2742	cf::player	3064	cf::player
…		…
2747		3069
2748	=cut	3070	=cut
2749		3071
2750	for (	3072	for (
2751	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3073	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2752	insert remove inv name archname title slaying race)],	3074	insert remove inv nrof name archname title slaying race
		3075	decrease split destroy change_exp value msg lore send_msg)],
2753	["cf::object::player" => qw(player)],	3076	["cf::object::player" => qw(player)],
2754	["cf::player" => qw(peaceful)],	3077	["cf::player" => qw(peaceful send_msg)],
2755	["cf::map" => qw(trigger)],	3078	["cf::map" => qw(trigger)],
2756	) {	3079	) {
2757	no strict 'refs';	3080	no strict 'refs';
2758	my ($pkg, @funs) = @$_;	3081	my ($pkg, @funs) = @$_;
2759	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3082	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2776	my ($code, %vars) = @_;	3099	my ($code, %vars) = @_;
2777		3100
2778	my $qcode = $code;	3101	my $qcode = $code;
2779	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3102	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2780	$qcode =~ s/\n/\\n/g;	3103	$qcode =~ s/\n/\\n/g;
		3104
		3105	%vars = (_dummy => 0) unless %vars;
2781		3106
2782	local $_;	3107	local $_;
2783	local @safe::cf::_safe_eval_args = values %vars;	3108	local @safe::cf::_safe_eval_args = values %vars;
2784		3109
2785	my $eval =	3110	my $eval =
…		…
2833	# the server's init and main functions	3158	# the server's init and main functions
2834		3159
2835	sub load_facedata($) {	3160	sub load_facedata($) {
2836	my ($path) = @_;	3161	my ($path) = @_;
2837		3162
		3163	# HACK to clear player env face cache, we need some signal framework
		3164	# for this (global event?)
		3165	%ext::player_env::MUSIC_FACE_CACHE = ();
		3166
2838	my $enc = JSON::XS->new->utf8->canonical;	3167	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2839		3168
2840	warn "loading facedata from $path\n";	3169	warn "loading facedata from $path\n";
2841		3170
2842	my $facedata;	3171	my $facedata;
2843	0 < aio_load $path, $facedata	3172	0 < aio_load $path, $facedata
…		…
2858	{	3187	{
2859	my $faces = $facedata->{faceinfo};	3188	my $faces = $facedata->{faceinfo};
2860		3189
2861	while (my ($face, $info) = each %$faces) {	3190	while (my ($face, $info) = each %$faces) {
2862	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3191	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3192
2863	cf::face::set_visibility $idx, $info->{visibility};	3193	cf::face::set_visibility $idx, $info->{visibility};
2864	cf::face::set_magicmap $idx, $info->{magicmap};	3194	cf::face::set_magicmap $idx, $info->{magicmap};
2865	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3195	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2866	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3196	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2867		3197
2868	cf::cede_to_tick;	3198	cf::cede_to_tick;
2869	}	3199	}
2870		3200
2871	while (my ($face, $info) = each %$faces) {	3201	while (my ($face, $info) = each %$faces) {
2872	next unless $info->{smooth};	3202	next unless $info->{smooth};
		3203
2873	my $idx = cf::face::find $face	3204	my $idx = cf::face::find $face
2874	or next;	3205	or next;
		3206
2875	if (my $smooth = cf::face::find $info->{smooth}) {	3207	if (my $smooth = cf::face::find $info->{smooth}) {
2876	cf::face::set_smooth $idx, $smooth;	3208	cf::face::set_smooth $idx, $smooth;
2877	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3209	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2878	} else {	3210	} else {
2879	warn "smooth face '$info->{smooth}' not found for face '$face'";	3211	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2897	{	3229	{
2898	# TODO: for gcfclient pleasure, we should give resources	3230	# TODO: for gcfclient pleasure, we should give resources
2899	# that gcfclient doesn't grok a >10000 face index.	3231	# that gcfclient doesn't grok a >10000 face index.
2900	my $res = $facedata->{resource};	3232	my $res = $facedata->{resource};
2901		3233
2902	my $soundconf = delete $res->{"res/sound.conf"};
2903
2904	while (my ($name, $info) = each %$res) {	3234	while (my ($name, $info) = each %$res) {
		3235	if (defined $info->{type}) {
2905	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3236	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2906	my $data;	3237	my $data;
2907		3238
2908	if ($info->{type} & 1) {	3239	if ($info->{type} & 1) {
2909	# prepend meta info	3240	# prepend meta info
2910		3241
2911	my $meta = $enc->encode ({	3242	my $meta = $enc->encode ({
2912	name => $name,	3243	name => $name,
2913	%{ $info->{meta} || {} },	3244	%{ $info->{meta} || {} },
2914	});	3245	});
2915		3246
2916	$data = pack "(w/a*)*", $meta, $info->{data};	3247	$data = pack "(w/a*)*", $meta, $info->{data};
		3248	} else {
		3249	$data = $info->{data};
		3250	}
		3251
		3252	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3253	cf::face::set_type $idx, $info->{type};
2917	} else {	3254	} else {
2918	$data = $info->{data};	3255	$RESOURCE{$name} = $info;
2919	}	3256	}
2920		3257
2921	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2922	cf::face::set_type $idx, $info->{type};
2923
2924	cf::cede_to_tick;	3258	cf::cede_to_tick;
2925	}	3259	}
2926
2927	if ($soundconf) {
2928	$soundconf = $enc->decode (delete $soundconf->{data});
2929
2930	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2931	my $sound = $soundconf->{compat}[$_]
2932	or next;
2933
2934	my $face = cf::face::find "sound/$sound->[1]";
2935	cf::sound::set $sound->[0] => $face;
2936	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2937	}
2938
2939	while (my ($k, $v) = each %{$soundconf->{event}}) {
2940	my $face = cf::face::find "sound/$v";
2941	cf::sound::set $k => $face;
2942	}
2943	}
2944	}	3260	}
		3261
		3262	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2945		3263
2946	1	3264	1
2947	}	3265	}
		3266
		3267	cf::global->attach (on_resource_update => sub {
		3268	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3269	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3270
		3271	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3272	my $sound = $soundconf->{compat}[$_]
		3273	or next;
		3274
		3275	my $face = cf::face::find "sound/$sound->[1]";
		3276	cf::sound::set $sound->[0] => $face;
		3277	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3278	}
		3279
		3280	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3281	my $face = cf::face::find "sound/$v";
		3282	cf::sound::set $k => $face;
		3283	}
		3284	}
		3285	});
2948		3286
2949	register_exticmd fx_want => sub {	3287	register_exticmd fx_want => sub {
2950	my ($ns, $want) = @_;	3288	my ($ns, $want) = @_;
2951		3289
2952	while (my ($k, $v) = each %$want) {	3290	while (my ($k, $v) = each %$want) {
2953	$ns->fx_want ($k, $v);	3291	$ns->fx_want ($k, $v);
2954	}	3292	}
2955	};	3293	};
2956		3294
		3295	sub load_resource_file($) {
		3296	my $guard = lock_acquire "load_resource_file";
		3297
		3298	my $status = load_resource_file_ $_[0];
		3299	get_slot 0.1, 100;
		3300	cf::arch::commit_load;
		3301
		3302	$status
		3303	}
		3304
2957	sub reload_regions {	3305	sub reload_regions {
		3306	# HACK to clear player env face cache, we need some signal framework
		3307	# for this (global event?)
		3308	%ext::player_env::MUSIC_FACE_CACHE = ();
		3309
2958	load_resource_file "$MAPDIR/regions"	3310	load_resource_file "$MAPDIR/regions"
2959	or die "unable to load regions file\n";	3311	or die "unable to load regions file\n";
2960		3312
2961	for (cf::region::list) {	3313	for (cf::region::list) {
2962	$_->{match} = qr/$_->{match}/	3314	$_->{match} = qr/$_->{match}/
…		…
2970	}	3322	}
2971		3323
2972	sub reload_archetypes {	3324	sub reload_archetypes {
2973	load_resource_file "$DATADIR/archetypes"	3325	load_resource_file "$DATADIR/archetypes"
2974	or die "unable to load archetypes\n";	3326	or die "unable to load archetypes\n";
2975	#d# NEED to laod twice to resolve forward references
2976	# this really needs to be done in an extra post-pass
2977	# (which needs to be synchronous, so solve it differently)
2978	load_resource_file "$DATADIR/archetypes"
2979	or die "unable to load archetypes\n";
2980	}	3327	}
2981		3328
2982	sub reload_treasures {	3329	sub reload_treasures {
2983	load_resource_file "$DATADIR/treasures"	3330	load_resource_file "$DATADIR/treasures"
2984	or die "unable to load treasurelists\n";	3331	or die "unable to load treasurelists\n";
2985	}	3332	}
2986		3333
2987	sub reload_resources {	3334	sub reload_resources {
2988	warn "reloading resource files...\n";	3335	warn "reloading resource files...\n";
2989		3336
		3337	reload_facedata;
		3338	reload_archetypes;
2990	reload_regions;	3339	reload_regions;
2991	reload_facedata;
2992	#reload_archetypes;#d#
2993	reload_archetypes;
2994	reload_treasures;	3340	reload_treasures;
2995		3341
2996	warn "finished reloading resource files\n";	3342	warn "finished reloading resource files\n";
2997	}	3343	}
2998		3344
2999	sub init {	3345	sub reload_config {
3000	reload_resources;
3001	}
3002
3003	sub cfg_load {
3004	open my $fh, "<:utf8", "$CONFDIR/config"	3346	open my $fh, "<:utf8", "$CONFDIR/config"
3005	or return;	3347	or return;
3006		3348
3007	local $/;	3349	local $/;
3008	*CFG = YAML::Syck::Load <$fh>;	3350	*CFG = YAML::Load <$fh>;
3009		3351
3010	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3352	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3011		3353
3012	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3354	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3013	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3355	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3019	};	3361	};
3020	warn $@ if $@;	3362	warn $@ if $@;
3021	}	3363	}
3022	}	3364	}
3023		3365
		3366	sub pidfile() {
		3367	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3368	or die "$PIDFILE: $!";
		3369	flock $fh, &Fcntl::LOCK_EX
		3370	or die "$PIDFILE: flock: $!";
		3371	$fh
		3372	}
		3373
		3374	# make sure only one server instance is running at any one time
		3375	sub atomic {
		3376	my $fh = pidfile;
		3377
		3378	my $pid = <$fh>;
		3379	kill 9, $pid if $pid > 0;
		3380
		3381	seek $fh, 0, 0;
		3382	print $fh $$;
		3383	}
		3384
3024	sub main {	3385	sub main {
		3386	cf::init_globals; # initialise logging
		3387
		3388	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3389	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3390	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3391	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3392
		3393	cf::init_experience;
		3394	cf::init_anim;
		3395	cf::init_attackmess;
		3396	cf::init_dynamic;
		3397
		3398	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3399
3025	# we must not ever block the main coroutine	3400	# we must not ever block the main coroutine
3026	local $Coro::idle = sub {	3401	local $Coro::idle = sub {
3027	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3402	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3028	(async {	3403	(async {
3029	Event::one_event;	3404	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3405	EV::loop EV::LOOP_ONESHOT;
3030	})->prio (Coro::PRIO_MAX);	3406	})->prio (Coro::PRIO_MAX);
3031	};	3407	};
3032		3408
3033	cfg_load;	3409	evthread_start IO::AIO::poll_fileno;
		3410
		3411	cf::sync_job {
		3412	reload_resources;
		3413	reload_config;
3034	db_init;	3414	db_init;
		3415
		3416	cf::load_settings;
		3417	cf::load_materials;
		3418	cf::init_uuid;
		3419	cf::init_signals;
		3420	cf::init_commands;
		3421	cf::init_skills;
		3422
		3423	cf::init_beforeplay;
		3424
		3425	atomic;
		3426
3035	load_extensions;	3427	load_extensions;
3036		3428
3037	$TICK_WATCHER->start;	3429	utime time, time, $RUNTIMEFILE;
		3430
		3431	# no (long-running) fork's whatsoever before this point(!)
		3432	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3433
		3434	(pop @POST_INIT)->(0) while @POST_INIT;
		3435	};
		3436
3038	Event::loop;	3437	EV::loop;
3039	}	3438	}
3040		3439
3041	#############################################################################	3440	#############################################################################
3042	# initialisation and cleanup	3441	# initialisation and cleanup
3043		3442
3044	# install some emergency cleanup handlers	3443	# install some emergency cleanup handlers
3045	BEGIN {	3444	BEGIN {
		3445	our %SIGWATCHER = ();
3046	for my $signal (qw(INT HUP TERM)) {	3446	for my $signal (qw(INT HUP TERM)) {
3047	Event->signal (	3447	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3048	reentrant => 0,
3049	data => WF_AUTOCANCEL,
3050	signal => $signal,
3051	prio => 0,
3052	cb => sub {
3053	cf::cleanup "SIG$signal";	3448	cf::cleanup "SIG$signal";
3054	},
3055	);	3449	};
3056	}	3450	}
3057	}	3451	}
3058		3452
3059	sub write_runtime {	3453	sub write_runtime_sync {
3060	my $runtime = "$LOCALDIR/runtime";
3061
3062	# first touch the runtime file to show we are still running:	3454	# first touch the runtime file to show we are still running:
3063	# the fsync below can take a very very long time.	3455	# the fsync below can take a very very long time.
3064		3456
3065	IO::AIO::aio_utime $runtime, undef, undef;	3457	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3066		3458
3067	my $guard = cf::lock_acquire "write_runtime";	3459	my $guard = cf::lock_acquire "write_runtime";
3068		3460
3069	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3461	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3070	or return;	3462	or return;
3071		3463
3072	my $value = $cf::RUNTIME + 90 + 10;	3464	my $value = $cf::RUNTIME + 90 + 10;
3073	# 10 is the runtime save interval, for a monotonic clock	3465	# 10 is the runtime save interval, for a monotonic clock
3074	# 60 allows for the watchdog to kill the server.	3466	# 60 allows for the watchdog to kill the server.
…		…
3084	aio_utime $fh, undef, undef;	3476	aio_utime $fh, undef, undef;
3085		3477
3086	close $fh	3478	close $fh
3087	or return;	3479	or return;
3088		3480
3089	aio_rename "$runtime~", $runtime	3481	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3090	and return;	3482	and return;
3091		3483
3092	warn "runtime file written.\n";	3484	warn "runtime file written.\n";
3093		3485
3094	1	3486	1
		3487	}
		3488
		3489	our $uuid_lock;
		3490	our $uuid_skip;
		3491
		3492	sub write_uuid_sync($) {
		3493	$uuid_skip ||= $_[0];
		3494
		3495	return if $uuid_lock;
		3496	local $uuid_lock = 1;
		3497
		3498	my $uuid = "$LOCALDIR/uuid";
		3499
		3500	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3501	or return;
		3502
		3503	my $value = uuid_seq uuid_cur;
		3504
		3505	unless ($value) {
		3506	warn "cowardly refusing to write zero uuid value!\n";
		3507	return;
		3508	}
		3509
		3510	my $value = uuid_str $value + $uuid_skip;
		3511	$uuid_skip = 0;
		3512
		3513	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3514	and return;
		3515
		3516	# always fsync - this file is important
		3517	aio_fsync $fh
		3518	and return;
		3519
		3520	close $fh
		3521	or return;
		3522
		3523	aio_rename "$uuid~", $uuid
		3524	and return;
		3525
		3526	warn "uuid file written ($value).\n";
		3527
		3528	1
		3529
		3530	}
		3531
		3532	sub write_uuid($$) {
		3533	my ($skip, $sync) = @_;
		3534
		3535	$sync ? write_uuid_sync $skip
		3536	: async { write_uuid_sync $skip };
3095	}	3537	}
3096		3538
3097	sub emergency_save() {	3539	sub emergency_save() {
3098	my $freeze_guard = cf::freeze_mainloop;	3540	my $freeze_guard = cf::freeze_mainloop;
3099		3541
3100	warn "enter emergency perl save\n";	3542	warn "emergency_perl_save: enter\n";
3101		3543
3102	cf::sync_job {	3544	cf::sync_job {
		3545	# this is a trade-off: we want to be very quick here, so
		3546	# save all maps without fsync, and later call a global sync
		3547	# (which in turn might be very very slow)
		3548	local $USE_FSYNC = 0;
		3549
3103	# use a peculiar iteration method to avoid tripping on perl	3550	# use a peculiar iteration method to avoid tripping on perl
3104	# refcount bugs in for. also avoids problems with players	3551	# refcount bugs in for. also avoids problems with players
3105	# and maps saved/destroyed asynchronously.	3552	# and maps saved/destroyed asynchronously.
3106	warn "begin emergency player save\n";	3553	warn "emergency_perl_save: begin player save\n";
3107	for my $login (keys %cf::PLAYER) {	3554	for my $login (keys %cf::PLAYER) {
3108	my $pl = $cf::PLAYER{$login} or next;	3555	my $pl = $cf::PLAYER{$login} or next;
3109	$pl->valid or next;	3556	$pl->valid or next;
		3557	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3110	$pl->save;	3558	$pl->save;
3111	}	3559	}
3112	warn "end emergency player save\n";	3560	warn "emergency_perl_save: end player save\n";
3113		3561
3114	warn "begin emergency map save\n";	3562	warn "emergency_perl_save: begin map save\n";
3115	for my $path (keys %cf::MAP) {	3563	for my $path (keys %cf::MAP) {
3116	my $map = $cf::MAP{$path} or next;	3564	my $map = $cf::MAP{$path} or next;
3117	$map->valid or next;	3565	$map->valid or next;
3118	$map->save;	3566	$map->save;
3119	}	3567	}
3120	warn "end emergency map save\n";	3568	warn "emergency_perl_save: end map save\n";
3121		3569
3122	warn "begin emergency database checkpoint\n";	3570	warn "emergency_perl_save: begin database checkpoint\n";
3123	BDB::db_env_txn_checkpoint $DB_ENV;	3571	BDB::db_env_txn_checkpoint $DB_ENV;
3124	warn "end emergency database checkpoint\n";	3572	warn "emergency_perl_save: end database checkpoint\n";
		3573
		3574	warn "emergency_perl_save: begin write uuid\n";
		3575	write_uuid_sync 1;
		3576	warn "emergency_perl_save: end write uuid\n";
3125	};	3577	};
3126		3578
		3579	warn "emergency_perl_save: starting sync()\n";
		3580	IO::AIO::aio_sync sub {
		3581	warn "emergency_perl_save: finished sync()\n";
		3582	};
		3583
3127	warn "leave emergency perl save\n";	3584	warn "emergency_perl_save: leave\n";
3128	}	3585	}
3129		3586
3130	sub post_cleanup {	3587	sub post_cleanup {
3131	my ($make_core) = @_;	3588	my ($make_core) = @_;
3132		3589
3133	warn Carp::longmess "post_cleanup backtrace"	3590	warn Carp::longmess "post_cleanup backtrace"
3134	if $make_core;	3591	if $make_core;
		3592
		3593	my $fh = pidfile;
		3594	unlink $PIDFILE if <$fh> == $$;
		3595	}
		3596
		3597	# a safer delete_package, copied from Symbol
		3598	sub clear_package($) {
		3599	my $pkg = shift;
		3600
		3601	# expand to full symbol table name if needed
		3602	unless ($pkg =~ /^main::.*::$/) {
		3603	$pkg = "main$pkg" if $pkg =~ /^::/;
		3604	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3605	$pkg .= '::' unless $pkg =~ /::$/;
		3606	}
		3607
		3608	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3609	my $stem_symtab = *{$stem}{HASH};
		3610
		3611	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3612	or return;
		3613
		3614	# clear all symbols
		3615	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3616	for my $name (keys %$leaf_symtab) {
		3617	_gv_clear *{"$pkg$name"};
		3618	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3619	}
		3620	warn "cleared package $pkg\n";#d#
3135	}	3621	}
3136		3622
3137	sub do_reload_perl() {	3623	sub do_reload_perl() {
3138	# can/must only be called in main	3624	# can/must only be called in main
3139	if ($Coro::current != $Coro::main) {	3625	if ($Coro::current != $Coro::main) {
3140	warn "can only reload from main coroutine";	3626	warn "can only reload from main coroutine";
3141	return;	3627	return;
3142	}	3628	}
3143		3629
		3630	return if $RELOAD++;
		3631
		3632	my $t1 = EV::time;
		3633
		3634	while ($RELOAD) {
3144	warn "reloading...";	3635	warn "reloading...";
3145		3636
3146	warn "entering sync_job";	3637	warn "entering sync_job";
3147		3638
3148	cf::sync_job {	3639	cf::sync_job {
3149	cf::write_runtime; # external watchdog should not bark	3640	cf::write_runtime_sync; # external watchdog should not bark
3150	cf::emergency_save;	3641	cf::emergency_save;
3151	cf::write_runtime; # external watchdog should not bark	3642	cf::write_runtime_sync; # external watchdog should not bark
3152		3643
3153	warn "syncing database to disk";	3644	warn "syncing database to disk";
3154	BDB::db_env_txn_checkpoint $DB_ENV;	3645	BDB::db_env_txn_checkpoint $DB_ENV;
3155		3646
3156	# if anything goes wrong in here, we should simply crash as we already saved	3647	# if anything goes wrong in here, we should simply crash as we already saved
3157		3648
3158	warn "cancelling all WF_AUTOCANCEL watchers";
3159	for (Event::all_watchers) {
3160	$_->cancel if $_->data & WF_AUTOCANCEL;
3161	}
3162
3163	warn "flushing outstanding aio requests";	3649	warn "flushing outstanding aio requests";
3164	for (;;) {
3165	BDB::flush;
3166	IO::AIO::flush;
3167	Coro::cede;
3168	last unless IO::AIO::nreqs || BDB::nreqs;	3650	while (IO::AIO::nreqs || BDB::nreqs) {
3169	warn "iterate...";	3651	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3170	}
3171
3172	++$RELOAD;
3173
3174	warn "cancelling all extension coros";
3175	$_->cancel for values %EXT_CORO;
3176	%EXT_CORO = ();
3177
3178	warn "removing commands";
3179	%COMMAND = ();
3180
3181	warn "removing ext/exti commands";
3182	%EXTCMD = ();
3183	%EXTICMD = ();
3184
3185	warn "unloading/nuking all extensions";
3186	for my $pkg (@EXTS) {
3187	warn "... unloading $pkg";
3188
3189	if (my $cb = $pkg->can ("unload")) {
3190	eval {
3191	$cb->($pkg);
3192	1
3193	} or warn "$pkg unloaded, but with errors: $@";
3194	}	3652	}
3195		3653
3196	warn "... nuking $pkg";	3654	warn "cancelling all extension coros";
3197	Symbol::delete_package $pkg;	3655	$_->cancel for values %EXT_CORO;
3198	}	3656	%EXT_CORO = ();
3199		3657
3200	warn "unloading all perl modules loaded from $LIBDIR";	3658	warn "removing commands";
3201	while (my ($k, $v) = each %INC) {	3659	%COMMAND = ();
3202	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3203		3660
		3661	warn "removing ext/exti commands";
		3662	%EXTCMD = ();
		3663	%EXTICMD = ();
		3664
		3665	warn "unloading/nuking all extensions";
		3666	for my $pkg (@EXTS) {
3204	warn "... unloading $k";	3667	warn "... unloading $pkg";
3205	delete $INC{$k};
3206		3668
3207	$k =~ s/\.pm$//;
3208	$k =~ s/\//::/g;
3209
3210	if (my $cb = $k->can ("unload_module")) {	3669	if (my $cb = $pkg->can ("unload")) {
		3670	eval {
3211	$cb->();	3671	$cb->($pkg);
		3672	1
		3673	} or warn "$pkg unloaded, but with errors: $@";
		3674	}
		3675
		3676	warn "... clearing $pkg";
		3677	clear_package $pkg;
3212	}	3678	}
3213		3679
3214	Symbol::delete_package $k;	3680	warn "unloading all perl modules loaded from $LIBDIR";
		3681	while (my ($k, $v) = each %INC) {
		3682	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3683
		3684	warn "... unloading $k";
		3685	delete $INC{$k};
		3686
		3687	$k =~ s/\.pm$//;
		3688	$k =~ s/\//::/g;
		3689
		3690	if (my $cb = $k->can ("unload_module")) {
		3691	$cb->();
		3692	}
		3693
		3694	clear_package $k;
3215	}	3695	}
3216		3696
3217	warn "getting rid of safe::, as good as possible";	3697	warn "getting rid of safe::, as good as possible";
3218	Symbol::delete_package "safe::$_"	3698	clear_package "safe::$_"
3219	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3699	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3220		3700
3221	warn "unloading cf.pm \"a bit\"";	3701	warn "unloading cf.pm \"a bit\"";
3222	delete $INC{"cf.pm"};	3702	delete $INC{"cf.pm"};
3223	delete $INC{"cf/pod.pm"};	3703	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3224		3704
3225	# don't, removes xs symbols, too,	3705	# don't, removes xs symbols, too,
3226	# and global variables created in xs	3706	# and global variables created in xs
3227	#Symbol::delete_package __PACKAGE__;	3707	#clear_package __PACKAGE__;
3228		3708
3229	warn "unload completed, starting to reload now";	3709	warn "unload completed, starting to reload now";
3230		3710
3231	warn "reloading cf.pm";	3711	warn "reloading cf.pm";
3232	require cf;	3712	require cf;
3233	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3713	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3234		3714
3235	warn "loading config and database again";	3715	warn "loading config and database again";
3236	cf::cfg_load;	3716	cf::reload_config;
3237		3717
3238	warn "loading extensions";	3718	warn "loading extensions";
3239	cf::load_extensions;	3719	cf::load_extensions;
3240		3720
		3721	if ($REATTACH_ON_RELOAD) {
3241	warn "reattaching attachments to objects/players";	3722	warn "reattaching attachments to objects/players";
3242	_global_reattach; # objects, sockets	3723	_global_reattach; # objects, sockets
3243	warn "reattaching attachments to maps";	3724	warn "reattaching attachments to maps";
3244	reattach $_ for values %MAP;	3725	reattach $_ for values %MAP;
3245	warn "reattaching attachments to players";	3726	warn "reattaching attachments to players";
3246	reattach $_ for values %PLAYER;	3727	reattach $_ for values %PLAYER;
		3728	}
3247		3729
		3730	warn "running post_init jobs";
		3731	(pop @POST_INIT)->(1) while @POST_INIT;
		3732
3248	warn "leaving sync_job";	3733	warn "leaving sync_job";
3249		3734
3250	1	3735	1
3251	} or do {	3736	} or do {
3252	warn $@;	3737	warn $@;
3253	warn "error while reloading, exiting.";	3738	cf::cleanup "error while reloading, exiting.";
3254	exit 1;
3255	};	3739	};
3256		3740
3257	warn "reloaded";	3741	warn "reloaded";
		3742	--$RELOAD;
		3743	}
		3744
		3745	$t1 = EV::time - $t1;
		3746	warn "reload completed in ${t1}s\n";
3258	};	3747	};
3259		3748
3260	our $RELOAD_WATCHER; # used only during reload	3749	our $RELOAD_WATCHER; # used only during reload
3261		3750
3262	sub reload_perl() {	3751	sub reload_perl() {
3263	# doing reload synchronously and two reloads happen back-to-back,	3752	# doing reload synchronously and two reloads happen back-to-back,
3264	# coro crashes during coro_state_free->destroy here.	3753	# coro crashes during coro_state_free->destroy here.
3265		3754
3266	$RELOAD_WATCHER ||= Event->timer (	3755	$RELOAD_WATCHER ||= cf::async {
3267	reentrant => 0,	3756	Coro::AIO::aio_wait cache_extensions;
3268	after => 0,	3757
3269	data => WF_AUTOCANCEL,	3758	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3270	cb => sub {
3271	do_reload_perl;	3759	do_reload_perl;
3272	undef $RELOAD_WATCHER;	3760	undef $RELOAD_WATCHER;
3273	},	3761	};
3274	);	3762	};
3275	}	3763	}
3276		3764
3277	register_command "reload" => sub {	3765	register_command "reload" => sub {
3278	my ($who, $arg) = @_;	3766	my ($who, $arg) = @_;
3279		3767
3280	if ($who->flag (FLAG_WIZ)) {	3768	if ($who->flag (FLAG_WIZ)) {
3281	$who->message ("reloading server.");	3769	$who->message ("reloading server.");
		3770	async {
		3771	$Coro::current->{desc} = "perl_reload";
3282	async { reload_perl };	3772	reload_perl;
		3773	};
3283	}	3774	}
3284	};	3775	};
3285		3776
3286	unshift @INC, $LIBDIR;	3777	unshift @INC, $LIBDIR;
3287		3778
…		…
3289		3780
3290	our @WAIT_FOR_TICK;	3781	our @WAIT_FOR_TICK;
3291	our @WAIT_FOR_TICK_BEGIN;	3782	our @WAIT_FOR_TICK_BEGIN;
3292		3783
3293	sub wait_for_tick {	3784	sub wait_for_tick {
3294	return unless $TICK_WATCHER->is_active;
3295	return if $Coro::current == $Coro::main;	3785	return if tick_inhibit || $Coro::current == $Coro::main;
3296		3786
3297	my $signal = new Coro::Signal;	3787	my $signal = new Coro::Signal;
3298	push @WAIT_FOR_TICK, $signal;	3788	push @WAIT_FOR_TICK, $signal;
3299	$signal->wait;	3789	$signal->wait;
3300	}	3790	}
3301		3791
3302	sub wait_for_tick_begin {	3792	sub wait_for_tick_begin {
3303	return unless $TICK_WATCHER->is_active;
3304	return if $Coro::current == $Coro::main;	3793	return if tick_inhibit || $Coro::current == $Coro::main;
3305		3794
3306	my $signal = new Coro::Signal;	3795	my $signal = new Coro::Signal;
3307	push @WAIT_FOR_TICK_BEGIN, $signal;	3796	push @WAIT_FOR_TICK_BEGIN, $signal;
3308	$signal->wait;	3797	$signal->wait;
3309	}	3798	}
3310		3799
3311	my $min = 1e6;#d#	3800	sub tick {
3312	my $avg = 10;
3313	$TICK_WATCHER = Event->timer (
3314	reentrant => 0,
3315	parked => 1,
3316	prio => 0,
3317	at => $NEXT_TICK || $TICK,
3318	data => WF_AUTOCANCEL,
3319	cb => sub {
3320	if ($Coro::current != $Coro::main) {	3801	if ($Coro::current != $Coro::main) {
3321	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3802	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3322	unless ++$bug_warning > 10;	3803	unless ++$bug_warning > 10;
3323	return;	3804	return;
3324	}	3805	}
3325		3806
3326	$NOW = $tick_start = Event::time;
3327
3328	cf::server_tick; # one server iteration	3807	cf::server_tick; # one server iteration
3329		3808
3330	0 && sync_job {#d#	3809	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3331	for(1..10) {	3810	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3332	my $t = Event::time;	3811	Coro::async_pool {
3333	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3812	$Coro::current->{desc} = "runtime saver";
3334	or die;	3813	write_runtime_sync
3335		3814	or warn "ERROR: unable to write runtime file: $!";
3336	$map->width (50);
3337	$map->height (50);
3338	$map->alloc;
3339	$map->_load_objects ("/tmp/x.map", 1);
3340	my $t = Event::time - $t;
3341
3342	#next unless $t < 0.0013;#d#
3343	if ($t < $min) {
3344	$min = $t;
3345	}
3346	$avg = $avg * 0.99 + $t * 0.01;
3347	}
3348	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3349	exit 0;
3350	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3351	};	3815	};
		3816	}
3352		3817
3353	$RUNTIME += $TICK;
3354	$NEXT_TICK += $TICK;
3355
3356	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3357	$NEXT_RUNTIME_WRITE = $NOW + 10;
3358	Coro::async_pool {
3359	write_runtime
3360	or warn "ERROR: unable to write runtime file: $!";
3361	};
3362	}
3363
3364	# my $AFTER = Event::time;
3365	# warn $AFTER - $NOW;#d#
3366
3367	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3818	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3368	$sig->send;	3819	$sig->send;
3369	}	3820	}
3370	while (my $sig = shift @WAIT_FOR_TICK) {	3821	while (my $sig = shift @WAIT_FOR_TICK) {
3371	$sig->send;	3822	$sig->send;
3372	}	3823	}
3373		3824
3374	$NOW = Event::time;	3825	$LOAD = ($NOW - $TICK_START) / $TICK;
3375
3376	# if we are delayed by four ticks or more, skip them all
3377	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3378
3379	$TICK_WATCHER->at ($NEXT_TICK);
3380	$TICK_WATCHER->start;
3381
3382	$LOAD = ($NOW - $tick_start) / $TICK;
3383	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3826	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3384		3827
3385	_post_tick;	3828	if (0) {
3386		3829	if ($NEXT_TICK) {
3387		3830	my $jitter = $TICK_START - $NEXT_TICK;
		3831	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3832	warn "jitter $JITTER\n";#d#
		3833	}
3388	},	3834	}
3389	);	3835	}
3390		3836
3391	{	3837	{
3392	BDB::max_poll_time $TICK * 0.1;	3838	# configure BDB
3393	$BDB_POLL_WATCHER = Event->io (	3839
3394	reentrant => 0,
3395	fd => BDB::poll_fileno,
3396	poll => 'r',
3397	prio => 0,
3398	data => WF_AUTOCANCEL,
3399	cb => \&BDB::poll_cb,
3400	);
3401	BDB::min_parallel 8;	3840	BDB::min_parallel 8;
3402		3841	BDB::max_poll_reqs $TICK * 0.1;
3403	BDB::set_sync_prepare {	3842	$AnyEvent::BDB::WATCHER->priority (1);
3404	my $status;
3405	my $current = $Coro::current;
3406	(
3407	sub {
3408	$status = $!;
3409	$current->ready; undef $current;
3410	},
3411	sub {
3412	Coro::schedule while defined $current;
3413	$! = $status;
3414	},
3415	)
3416	};
3417		3843
3418	unless ($DB_ENV) {	3844	unless ($DB_ENV) {
3419	$DB_ENV = BDB::db_env_create;	3845	$DB_ENV = BDB::db_env_create;
		3846	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3847	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3848	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3849	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3850	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3420		3851
3421	cf::sync_job {	3852	cf::sync_job {
3422	eval {	3853	eval {
3423	BDB::db_env_open	3854	BDB::db_env_open
3424	$DB_ENV,	3855	$DB_ENV,
…		…
3426	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3857	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3427	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3858	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3428	0666;	3859	0666;
3429		3860
3430	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3861	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3431
3432	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3433	$DB_ENV->set_lk_detect;
3434	};	3862	};
3435		3863
3436	cf::cleanup "db_env_open(db): $@" if $@;	3864	cf::cleanup "db_env_open(db): $@" if $@;
3437	};	3865	};
3438	}	3866	}
		3867
		3868	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3869	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3870	};
		3871	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3872	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3873	};
		3874	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3875	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3876	};
3439	}	3877	}
3440		3878
3441	{	3879	{
		3880	# configure IO::AIO
		3881
3442	IO::AIO::min_parallel 8;	3882	IO::AIO::min_parallel 8;
3443
3444	undef $Coro::AIO::WATCHER;
3445	IO::AIO::max_poll_time $TICK * 0.1;	3883	IO::AIO::max_poll_time $TICK * 0.1;
3446	$AIO_POLL_WATCHER = Event->io (	3884	undef $AnyEvent::AIO::WATCHER;
3447	reentrant => 0,
3448	data => WF_AUTOCANCEL,
3449	fd => IO::AIO::poll_fileno,
3450	poll => 'r',
3451	prio => 6,
3452	cb => \&IO::AIO::poll_cb,
3453	);
3454	}	3885	}
3455		3886
3456	my $_log_backtrace;	3887	my $_log_backtrace;
3457		3888
3458	sub _log_backtrace {	3889	sub _log_backtrace {
…		…
3461	$msg =~ s/\n//;	3892	$msg =~ s/\n//;
3462		3893
3463	# limit the # of concurrent backtraces	3894	# limit the # of concurrent backtraces
3464	if ($_log_backtrace < 2) {	3895	if ($_log_backtrace < 2) {
3465	++$_log_backtrace;	3896	++$_log_backtrace;
		3897	my $perl_bt = Carp::longmess $msg;
3466	async {	3898	async {
		3899	$Coro::current->{desc} = "abt $msg";
		3900
3467	my @bt = fork_call {	3901	my @bt = fork_call {
3468	@addr = map { sprintf "%x", $_ } @addr;	3902	@addr = map { sprintf "%x", $_ } @addr;
3469	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3903	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3470	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3904	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3471	or die "addr2line: $!";	3905	or die "addr2line: $!";
…		…
3479	}	3913	}
3480		3914
3481	@funcs	3915	@funcs
3482	};	3916	};
3483		3917
3484	LOG llevInfo, "[ABT] $msg\n";	3918	LOG llevInfo, "[ABT] $perl_bt\n";
		3919	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3485	LOG llevInfo, "[ABT] $_\n" for @bt;	3920	LOG llevInfo, "[ABT] $_\n" for @bt;
3486	--$_log_backtrace;	3921	--$_log_backtrace;
3487	};	3922	};
3488	} else {	3923	} else {
3489	LOG llevInfo, "[ABT] $msg\n";	3924	LOG llevInfo, "[ABT] $msg\n";
3490	LOG llevInfo, "[ABT] [suppressed]\n";	3925	LOG llevInfo, "[ABT] [suppressed]\n";
3491	}	3926	}
3492	}	3927	}
3493		3928
3494	# load additional modules	3929	# load additional modules
3495	use cf::pod;	3930	eval "use cf::$_" for @EXTRA_MODULES;
3496		3931
3497	END { cf::emergency_save }	3932	END { cf::emergency_save }
3498		3933
3499	1	3934	1
3500		3935

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