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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.333 by root, Sun Aug 19 09:14:50 2007 UTC vs.
Revision 1.459 by root, Sat Dec 13 21:46:12 2008 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 "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;
86		116
87	our %CFG;	117	our %CFG;
88		118
89	our $UPTIME; $UPTIME ||= time;	119	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;	120	our $RUNTIME;
		121	our $NOW;
91		122
92	our %PLAYER; # all users	123	our (%PLAYER, %PLAYER_LOADING); # all users
93	our %MAP; # all maps	124	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	125	our $LINK_MAP; # the special {link} map, which is always available
95		126
96	# used to convert map paths into valid unix filenames by replacing / by ∕	127	# used to convert map paths into valid unix filenames by replacing / by ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	128	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		129
99	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	130	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100	our $LOADAVG; # same thing, but with alpha-smoothing	131	our $LOADAVG; # same thing, but with alpha-smoothing
		132	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	133	our $TICK_START; # for load detecting purposes
		134
		135	our @POST_INIT;
		136
		137	our $REATTACH_ON_RELOAD; # ste to true to force object reattach on reload (slow)
102		138
103	binmode STDOUT;	139	binmode STDOUT;
104	binmode STDERR;	140	binmode STDERR;
105		141
106	# read virtual server time, if available	142	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	143	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	144	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	145	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	146	$RUNTIME = <$fh> + 0.;
111	}	147	}
112		148
113	mkdir $_	149	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	150	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
…		…
159		195
160	The raw value load value from the last tick.	196	The raw value load value from the last tick.
161		197
162	=item %cf::CFG	198	=item %cf::CFG
163		199
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	200	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	201	from wherever your confdir points to.
166		202
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	203	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		204
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	205	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
187	$msg .= "\n"	223	$msg .= "\n"
188	unless $msg =~ /\n$/;	224	unless $msg =~ /\n$/;
189		225
190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	226	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191		227
192	utf8::encode $msg;
193	LOG llevError, $msg;	228	LOG llevError, $msg;
194	};	229	};
195	}	230	}
		231
		232	$Coro::State::DIEHOOK = sub {
		233	return unless $^S eq 0; # "eq", not "=="
		234
		235	if ($Coro::current == $Coro::main) {#d#
		236	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		237	return;#d#
		238	}#d#
		239
		240	# kill coroutine otherwise
		241	warn Carp::longmess $_[0];
		242	Coro::terminate
		243	};
		244
		245	$SIG{__DIE__} = sub { }; #d#?
196		246
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	247	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	248	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	249	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	250	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	257	for my $pkg (qw(
208	cf::global cf::attachable	258	cf::global cf::attachable
209	cf::object cf::object::player	259	cf::object cf::object::player
210	cf::client cf::player	260	cf::client cf::player
211	cf::arch cf::living	261	cf::arch cf::living
		262	cf::map cf::mapspace
212	cf::map cf::party cf::region	263	cf::party cf::region
213	)) {	264	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	265	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	266	}
217		267
218	$Event::DIED = sub {	268	$EV::DIED = sub {
219	warn "error in event callback: @_";	269	warn "error in event callback: @_";
220	};	270	};
221		271
222	#############################################################################	272	#############################################################################
223		273
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	296	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	297	$d
248	} || "[unable to dump $_[0]: '$@']";	298	} || "[unable to dump $_[0]: '$@']";
249	}	299	}
250		300
251	=item $ref = cf::from_json $json	301	=item $ref = cf::decode_json $json
252		302
253	Converts a JSON string into the corresponding perl data structure.	303	Converts a JSON string into the corresponding perl data structure.
254		304
255	=item $json = cf::to_json $ref	305	=item $json = cf::encode_json $ref
256		306
257	Converts a perl data structure into its JSON representation.	307	Converts a perl data structure into its JSON representation.
258		308
259	=cut	309	=cut
260		310
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	311	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		312
263	sub to_json ($) { $json_coder->encode ($_[0]) }	313	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	314	sub decode_json($) { $json_coder->decode ($_[0]) }
		315
		316	=item cf::post_init { BLOCK }
		317
		318	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		319	but I<before> the server starts ticking again.
		320
		321	The cdoeblock will have a single boolean argument to indicate whether this
		322	is a reload or not.
		323
		324	=cut
		325
		326	sub post_init(&) {
		327	push @POST_INIT, shift;
		328	}
265		329
266	=item cf::lock_wait $string	330	=item cf::lock_wait $string
267		331
268	Wait until the given lock is available. See cf::lock_acquire.	332	Wait until the given lock is available. See cf::lock_acquire.
269		333
270	=item my $lock = cf::lock_acquire $string	334	=item my $lock = cf::lock_acquire $string
271		335
272	Wait until the given lock is available and then acquires it and returns	336	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,	337	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	338	for example when the coroutine gets canceled), the lock is automatically
275	returned.	339	returned.
276		340
		341	Locks are *not* recursive, locking from the same coro twice results in a
		342	deadlocked coro.
		343
277	Lock names should begin with a unique identifier (for example, cf::map::find	344	Lock names should begin with a unique identifier (for example, cf::map::find
278	uses map_find and cf::map::load uses map_load).	345	uses map_find and cf::map::load uses map_load).
279		346
280	=item $locked = cf::lock_active $string	347	=item $locked = cf::lock_active $string
281		348
282	Return true if the lock is currently active, i.e. somebody has locked it.	349	Return true if the lock is currently active, i.e. somebody has locked it.
283		350
284	=cut	351	=cut
285		352
286	our %LOCK;	353	our $LOCKS = new Coro::SemaphoreSet;
287		354
288	sub lock_wait($) {	355	sub lock_wait($) {
289	my ($key) = @_;	356	$LOCKS->wait ($_[0]);
290
291	# wait for lock, if any
292	while ($LOCK{$key}) {
293	push @{ $LOCK{$key} }, $Coro::current;
294	Coro::schedule;
295	}
296	}	357	}
297		358
298	sub lock_acquire($) {	359	sub lock_acquire($) {
299	my ($key) = @_;	360	$LOCKS->guard ($_[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	}	361	}
311		362
312	sub lock_active($) {	363	sub lock_active($) {
313	my ($key) = @_;	364	$LOCKS->count ($_[0]) < 1
314
315	! ! $LOCK{$key}
316	}	365	}
317		366
318	sub freeze_mainloop {	367	sub freeze_mainloop {
319	return unless $TICK_WATCHER->is_active;	368	tick_inhibit_inc;
320		369
321	my $guard = Coro::guard {	370	&Guard::guard (\&tick_inhibit_dec);
322	$TICK_WATCHER->start;	371	}
323	};	372
324	$TICK_WATCHER->stop;	373	=item cf::periodic $interval, $cb
325	$guard	374
		375	Like EV::periodic, but randomly selects a starting point so that the actions
		376	get spread over timer.
		377
		378	=cut
		379
		380	sub periodic($$) {
		381	my ($interval, $cb) = @_;
		382
		383	my $start = rand List::Util::min 180, $interval;
		384
		385	EV::periodic $start, $interval, 0, $cb
326	}	386	}
327		387
328	=item cf::get_slot $time[, $priority[, $name]]	388	=item cf::get_slot $time[, $priority[, $name]]
329		389
330	Allocate $time seconds of blocking CPU time at priority C<$priority>:	390	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
341	our @SLOT_QUEUE;	401	our @SLOT_QUEUE;
342	our $SLOT_QUEUE;	402	our $SLOT_QUEUE;
343		403
344	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	404	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
345	$SLOT_QUEUE = Coro::async {	405	$SLOT_QUEUE = Coro::async {
		406	$Coro::current->desc ("timeslot manager");
		407
346	my $signal = new Coro::Signal;	408	my $signal = new Coro::Signal;
347		409
348	while () {	410	while () {
349	next_job:	411	next_job:
350	my $avail = cf::till_tick;	412	my $avail = cf::till_tick;
…		…
358	}	420	}
359	}	421	}
360	}	422	}
361		423
362	if (@SLOT_QUEUE) {	424	if (@SLOT_QUEUE) {
363	# we do not use wait_For_tick() as it returns immediately when tick is inactive	425	# we do not use wait_for_tick() as it returns immediately when tick is inactive
364	push @cf::WAIT_FOR_TICK, $signal;	426	push @cf::WAIT_FOR_TICK, $signal;
365	$signal->wait;	427	$signal->wait;
366	} else {	428	} else {
367	Coro::schedule;	429	Coro::schedule;
368	}	430	}
369	}	431	}
370	};	432	};
371		433
372	sub get_slot($;$$) {	434	sub get_slot($;$$) {
		435	return if tick_inhibit || $Coro::current == $Coro::main;
		436
373	my ($time, $pri, $name) = @_;	437	my ($time, $pri, $name) = @_;
374		438
375	$time = $TICK * .6 if $time > $TICK * .6;	439	$time = $TICK * .6 if $time > $TICK * .6;
376	my $sig = new Coro::Signal;	440	my $sig = new Coro::Signal;
377		441
…		…
391		455
392	BEGIN { *async = \&Coro::async_pool }	456	BEGIN { *async = \&Coro::async_pool }
393		457
394	=item cf::sync_job { BLOCK }	458	=item cf::sync_job { BLOCK }
395		459
396	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	460	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	461	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	462	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
399	acceptable.	463	acceptable.
400		464
401	If it must be done, put the blocking parts into C<sync_job>. This will run	465	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	466	the given BLOCK in another coroutine while waiting for the result. The
…		…
407		471
408	sub sync_job(&) {	472	sub sync_job(&) {
409	my ($job) = @_;	473	my ($job) = @_;
410		474
411	if ($Coro::current == $Coro::main) {	475	if ($Coro::current == $Coro::main) {
412	my $time = Event::time;	476	my $time = EV::time;
413		477
414	# this is the main coro, too bad, we have to block	478	# this is the main coro, too bad, we have to block
415	# till the operation succeeds, freezing the server :/	479	# till the operation succeeds, freezing the server :/
416		480
417	# TODO: use suspend/resume instead	481	LOG llevError, Carp::longmess "sync job";#d#
418	# (but this is cancel-safe)	482
419	my $freeze_guard = freeze_mainloop;	483	my $freeze_guard = freeze_mainloop;
420		484
421	my $busy = 1;	485	my $busy = 1;
422	my @res;	486	my @res;
423		487
424	(async {	488	(async {
		489	$Coro::current->desc ("sync job coro");
425	@res = eval { $job->() };	490	@res = eval { $job->() };
426	warn $@ if $@;	491	warn $@ if $@;
427	undef $busy;	492	undef $busy;
428	})->prio (Coro::PRIO_MAX);	493	})->prio (Coro::PRIO_MAX);
429		494
430	while ($busy) {	495	while ($busy) {
431	Coro::cede or Event::one_event;	496	if (Coro::nready) {
		497	Coro::cede_notself;
		498	} else {
		499	EV::loop EV::LOOP_ONESHOT;
432	}	500	}
		501	}
433		502
434	$time = Event::time - $time;	503	my $time = EV::time - $time;
435		504
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	505	$TICK_START += $time; # do not account sync jobs to server load
440		506
441	wantarray ? @res : $res[0]	507	wantarray ? @res : $res[0]
442	} else {	508	} else {
443	# we are in another coroutine, how wonderful, everything just works	509	# we are in another coroutine, how wonderful, everything just works
444		510
…		…
469	=item fork_call { }, $args	535	=item fork_call { }, $args
470		536
471	Executes the given code block with the given arguments in a seperate	537	Executes the given code block with the given arguments in a seperate
472	process, returning the results. Everything must be serialisable with	538	process, returning the results. Everything must be serialisable with
473	Coro::Storable. May, of course, block. Note that the executed sub may	539	Coro::Storable. May, of course, block. Note that the executed sub may
474	never block itself or use any form of Event handling.	540	never block itself or use any form of event handling.
475		541
476	=cut	542	=cut
477		543
478	sub fork_call(&@) {	544	sub fork_call(&@) {
479	my ($cb, @args) = @_;	545	my ($cb, @args) = @_;
480		546
481	# we seemingly have to make a local copy of the whole thing,	547	# we seemingly have to make a local copy of the whole thing,
482	# otherwise perl prematurely frees the stuff :/	548	# otherwise perl prematurely frees the stuff :/
483	# TODO: investigate and fix (liekly this will be rather laborious)	549	# TODO: investigate and fix (likely this will be rather laborious)
484		550
485	my @res = Coro::Util::fork_eval {	551	my @res = Coro::Util::fork_eval {
486	reset_signals;	552	reset_signals;
487	&$cb	553	&$cb
488	}, @args;	554	}, @args;
489		555
490	wantarray ? @res : $res[-1]	556	wantarray ? @res : $res[-1]
491	}	557	}
492		558
		559	=item $coin = coin_from_name $name
		560
		561	=cut
		562
		563	our %coin_alias = (
		564	"silver" => "silvercoin",
		565	"silvercoin" => "silvercoin",
		566	"silvercoins" => "silvercoin",
		567	"gold" => "goldcoin",
		568	"goldcoin" => "goldcoin",
		569	"goldcoins" => "goldcoin",
		570	"platinum" => "platinacoin",
		571	"platinumcoin" => "platinacoin",
		572	"platinumcoins" => "platinacoin",
		573	"platina" => "platinacoin",
		574	"platinacoin" => "platinacoin",
		575	"platinacoins" => "platinacoin",
		576	"royalty" => "royalty",
		577	"royalties" => "royalty",
		578	);
		579
		580	sub coin_from_name($) {
		581	$coin_alias{$_[0]}
		582	? cf::arch::find $coin_alias{$_[0]}
		583	: undef
		584	}
		585
493	=item $value = cf::db_get $family => $key	586	=item $value = cf::db_get $family => $key
494		587
495	Returns a single value from the environment database.	588	Returns a single value from the environment database.
496		589
497	=item cf::db_put $family => $key => $value	590	=item cf::db_put $family => $key => $value
498		591
499	Stores the given C<$value> in the family. It can currently store binary	592	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).	593	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
501		594
		595	=item $db = cf::db_table "name"
		596
		597	Create and/or open a new database table. The string must not be "db" and must be unique
		598	within each server.
		599
502	=cut	600	=cut
		601
		602	sub db_table($) {
		603	my ($name) = @_;
		604	my $db = BDB::db_create $DB_ENV;
		605
		606	eval {
		607	$db->set_flags (BDB::CHKSUM);
		608
		609	utf8::encode $name;
		610	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		611	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		612	cf::cleanup "db_open(db): $!" if $!;
		613	};
		614	cf::cleanup "db_open(db): $@" if $@;
		615
		616	$db
		617	}
503		618
504	our $DB;	619	our $DB;
505		620
506	sub db_init {	621	sub db_init {
507	unless ($DB) {
508	$DB = BDB::db_create $DB_ENV;
509
510	cf::sync_job {	622	cf::sync_job {
511	eval {	623	$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	}	624	};
521	}	625	}
522		626
523	sub db_get($$) {	627	sub db_get($$) {
524	my $key = "$_[0]/$_[1]";	628	my $key = "$_[0]/$_[1]";
525		629
…		…
575	if (1) {	679	if (1) {
576	$md5 =	680	$md5 =
577	join "\x00",	681	join "\x00",
578	$processversion,	682	$processversion,
579	map {	683	map {
580	Coro::cede;	684	cf::cede_to_tick;
581	($src->[$_], Digest::MD5::md5_hex $data[$_])	685	($src->[$_], Digest::MD5::md5_hex $data[$_])
582	} 0.. $#$src;	686	} 0.. $#$src;
583		687
584		688
585	my $dbmd5 = db_get cache => "$id/md5";	689	my $dbmd5 = db_get cache => "$id/md5";
…		…
623		727
624	#############################################################################	728	#############################################################################
625		729
626	=head2 ATTACHABLE OBJECTS	730	=head2 ATTACHABLE OBJECTS
627		731
628	Many objects in crossfire are so-called attachable objects. That means you can	732	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")	733	attach callbacks/event handlers (a collection of which is called an "attachment")
630	to it. All such attachable objects support the following methods.	734	to it. All such attachable objects support the following methods.
631		735
632	In the following description, CLASS can be any of C<global>, C<object>	736	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	737	C<player>, C<client> or C<map> (i.e. the attachable objects in
634	Crossfire TRT).	738	Deliantra).
635		739
636	=over 4	740	=over 4
637		741
638	=item $attachable->attach ($attachment, key => $value...)	742	=item $attachable->attach ($attachment, key => $value...)
639		743
…		…
683	=item cf::CLASS::attachment $name, ...	787	=item cf::CLASS::attachment $name, ...
684		788
685	Register an attachment by C<$name> through which attachable objects of the	789	Register an attachment by C<$name> through which attachable objects of the
686	given CLASS can refer to this attachment.	790	given CLASS can refer to this attachment.
687		791
688	Some classes such as crossfire maps and objects can specify attachments	792	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.	793	that are attached at load/instantiate time, thus the need for a name.
690		794
691	These calls expect any number of the following handler/hook descriptions:	795	These calls expect any number of the following handler/hook descriptions:
692		796
693	=over 4	797	=over 4
…		…
921	}	1025	}
922		1026
923	0	1027	0
924	}	1028	}
925		1029
926	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1030	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
927		1031
928	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1032	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
929		1033
930	Generate an object-specific event with the given arguments.	1034	Generate an object-specific event with the given arguments.
931		1035
…		…
937		1041
938	=cut	1042	=cut
939		1043
940	#############################################################################	1044	#############################################################################
941	# object support	1045	# object support
942	#
943		1046
		1047	sub _object_equal($$);
		1048	sub _object_equal($$) {
		1049	my ($a, $b) = @_;
		1050
		1051	return 0 unless (ref $a) eq (ref $b);
		1052
		1053	if ("HASH" eq ref $a) {
		1054	my @ka = keys %$a;
		1055	my @kb = keys %$b;
		1056
		1057	return 0 if @ka != @kb;
		1058
		1059	for (0 .. $#ka) {
		1060	return 0 unless $ka[$_] eq $kb[$_];
		1061	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1062	}
		1063
		1064	} elsif ("ARRAY" eq ref $a) {
		1065
		1066	return 0 if @$a != @$b;
		1067
		1068	for (0 .. $#$a) {
		1069	return 0 unless _object_equal $a->[$_], $b->[$_];
		1070	}
		1071
		1072	} elsif ($a ne $b) {
		1073	return 0;
		1074	}
		1075
		1076	1
		1077	}
		1078
		1079	our $SLOW_MERGES;#d#
944	sub _can_merge {	1080	sub _can_merge {
945	my ($ob1, $ob2) = @_;	1081	my ($ob1, $ob2) = @_;
946		1082
947	local $Storable::canonical = 1;	1083	++$SLOW_MERGES;#d#
948	my $fob1 = Storable::freeze $ob1;
949	my $fob2 = Storable::freeze $ob2;
950		1084
951	$fob1 eq $fob2	1085	# we do the slow way here
		1086	return _object_equal $ob1, $ob2
952	}	1087	}
953		1088
954	sub reattach {	1089	sub reattach {
955	# basically do the same as instantiate, without calling instantiate	1090	# basically do the same as instantiate, without calling instantiate
956	my ($obj) = @_;	1091	my ($obj) = @_;
957		1092
		1093	# no longer needed after getting rid of delete_package?
958	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1094	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
959		1095
960	my $registry = $obj->registry;	1096	my $registry = $obj->registry;
961		1097
962	@$registry = ();	1098	@$registry = ();
963		1099
…		…
978	cf::attachable->attach (	1114	cf::attachable->attach (
979	prio => -1000000,	1115	prio => -1000000,
980	on_instantiate => sub {	1116	on_instantiate => sub {
981	my ($obj, $data) = @_;	1117	my ($obj, $data) = @_;
982		1118
983	$data = from_json $data;	1119	$data = decode_json $data;
984		1120
985	for (@$data) {	1121	for (@$data) {
986	my ($name, $args) = @$_;	1122	my ($name, $args) = @$_;
987		1123
988	$obj->attach ($name, %{$args || {} });	1124	$obj->attach ($name, %{$args || {} });
…		…
1004	sub object_freezer_save {	1140	sub object_freezer_save {
1005	my ($filename, $rdata, $objs) = @_;	1141	my ($filename, $rdata, $objs) = @_;
1006		1142
1007	sync_job {	1143	sync_job {
1008	if (length $$rdata) {	1144	if (length $$rdata) {
		1145	utf8::decode (my $decname = $filename);
1009	warn sprintf "saving %s (%d,%d)\n",	1146	warn sprintf "saving %s (%d,%d)\n",
1010	$filename, length $$rdata, scalar @$objs;	1147	$decname, length $$rdata, scalar @$objs;
1011		1148
1012	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1149	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1013	chmod SAVE_MODE, $fh;	1150	aio_chmod $fh, SAVE_MODE;
1014	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1151	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1015	aio_fsync $fh if $cf::USE_FSYNC;	1152	aio_fsync $fh if $cf::USE_FSYNC;
1016	close $fh;	1153	aio_close $fh;
1017		1154
1018	if (@$objs) {	1155	if (@$objs) {
1019	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1156	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1020	chmod SAVE_MODE, $fh;	1157	aio_chmod $fh, SAVE_MODE;
1021	my $data = Storable::nfreeze { version => 1, objs => $objs };	1158	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1022	aio_write $fh, 0, (length $data), $data, 0;	1159	aio_write $fh, 0, (length $data), $data, 0;
1023	aio_fsync $fh if $cf::USE_FSYNC;	1160	aio_fsync $fh if $cf::USE_FSYNC;
1024	close $fh;	1161	aio_close $fh;
1025	aio_rename "$filename.pst~", "$filename.pst";	1162	aio_rename "$filename.pst~", "$filename.pst";
1026	}	1163	}
1027	} else {	1164	} else {
1028	aio_unlink "$filename.pst";	1165	aio_unlink "$filename.pst";
1029	}	1166	}
1030		1167
1031	aio_rename "$filename~", $filename;	1168	aio_rename "$filename~", $filename;
		1169
		1170	$filename =~ s%/[^/]+$%%;
		1171	aio_pathsync $filename if $cf::USE_FSYNC;
1032	} else {	1172	} else {
1033	warn "FATAL: $filename~: $!\n";	1173	warn "FATAL: $filename~: $!\n";
1034	}	1174	}
1035	} else {	1175	} else {
1036	aio_unlink $filename;	1176	aio_unlink $filename;
1037	aio_unlink "$filename.pst";	1177	aio_unlink "$filename.pst";
1038	}	1178	}
1039	}	1179	};
1040	}	1180	}
1041		1181
1042	sub object_freezer_as_string {	1182	sub object_freezer_as_string {
1043	my ($rdata, $objs) = @_;	1183	my ($rdata, $objs) = @_;
1044		1184
…		…
1056	or return;	1196	or return;
1057		1197
1058	unless (aio_stat "$filename.pst") {	1198	unless (aio_stat "$filename.pst") {
1059	(aio_load "$filename.pst", $av) >= 0	1199	(aio_load "$filename.pst", $av) >= 0
1060	or return;	1200	or return;
		1201
1061	$av = eval { (Storable::thaw $av)->{objs} };	1202	my $st = eval { Coro::Storable::thaw $av };
		1203	$av = $st->{objs};
1062	}	1204	}
1063		1205
		1206	utf8::decode (my $decname = $filename);
1064	warn sprintf "loading %s (%d)\n",	1207	warn sprintf "loading %s (%d,%d)\n",
1065	$filename, length $data, scalar @{$av || []};	1208	$decname, length $data, scalar @{$av || []};
		1209
1066	return ($data, $av);	1210	($data, $av)
1067	}	1211	}
1068		1212
1069	=head2 COMMAND CALLBACKS	1213	=head2 COMMAND CALLBACKS
1070		1214
1071	=over 4	1215	=over 4
…		…
1125	my ($name, $cb) = @_;	1269	my ($name, $cb) = @_;
1126		1270
1127	$EXTICMD{$name} = $cb;	1271	$EXTICMD{$name} = $cb;
1128	}	1272	}
1129		1273
		1274	use File::Glob ();
		1275
1130	cf::player->attach (	1276	cf::player->attach (
1131	on_command => sub {	1277	on_command => sub {
1132	my ($pl, $name, $params) = @_;	1278	my ($pl, $name, $params) = @_;
1133		1279
1134	my $cb = $COMMAND{$name}	1280	my $cb = $COMMAND{$name}
…		…
1149	my ($type, $reply, @payload) =	1295	my ($type, $reply, @payload) =
1150	"ARRAY" eq ref $msg	1296	"ARRAY" eq ref $msg
1151	? @$msg	1297	? @$msg
1152	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	1298	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1153		1299
		1300	my @reply;
		1301
1154	if (my $cb = $EXTCMD{$type}) {	1302	if (my $cb = $EXTCMD{$type}) {
1155	my @reply = $cb->($pl, @payload);	1303	@reply = $cb->($pl, @payload);
1156
1157	$pl->ext_reply ($reply, @reply)
1158	if $reply;
1159	}	1304	}
		1305
		1306	$pl->ext_reply ($reply, @reply)
		1307	if $reply;
		1308
1160	} else {	1309	} else {
1161	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1310	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1162	}	1311	}
1163		1312
1164	cf::override;	1313	cf::override;
1165	},	1314	},
1166	);	1315	);
		1316
		1317	# "readahead" all extensions
		1318	sub cache_extensions {
		1319	my $grp = IO::AIO::aio_group;
		1320
		1321	add $grp IO::AIO::aio_readdir $LIBDIR, sub {
		1322	for (grep /\.ext$/, @{$_[0]}) {
		1323	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1324	}
		1325	};
		1326
		1327	$grp
		1328	}
1167		1329
1168	sub load_extensions {	1330	sub load_extensions {
1169	cf::sync_job {	1331	cf::sync_job {
1170	my %todo;	1332	my %todo;
1171		1333
…		…
1191		1353
1192	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1354	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1193	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1355	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1194		1356
1195	$ext{source} =	1357	$ext{source} =
1196	"package $pkg; use strict; use utf8;\n"	1358	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1197	. "#line 1 \"$path\"\n{\n"	1359	. "#line 1 \"$path\"\n{\n"
1198	. $source	1360	. $source
1199	. "\n};\n1";	1361	. "\n};\n1";
1200		1362
1201	$todo{$base} = \%ext;	1363	$todo{$base} = \%ext;
…		…
1217	my $msg = $@ ? "$v->{path}: $@\n"	1379	my $msg = $@ ? "$v->{path}: $@\n"
1218	: "$v->{base}: extension inactive.\n";	1380	: "$v->{base}: extension inactive.\n";
1219		1381
1220	if (exists $v->{meta}{mandatory}) {	1382	if (exists $v->{meta}{mandatory}) {
1221	warn $msg;	1383	warn $msg;
1222	warn "mandatory extension failed to load, exiting.\n";	1384	cf::cleanup "mandatory extension failed to load, exiting.";
1223	exit 1;
1224	}	1385	}
1225		1386
1226	warn $msg;	1387	warn $msg;
1227	}	1388	}
1228		1389
…		…
1242		1403
1243	=back	1404	=back
1244		1405
1245	=head2 CORE EXTENSIONS	1406	=head2 CORE EXTENSIONS
1246		1407
1247	Functions and methods that extend core crossfire objects.	1408	Functions and methods that extend core deliantra objects.
1248		1409
1249	=cut	1410	=cut
1250		1411
1251	package cf::player;	1412	package cf::player;
1252		1413
1253	use Coro::AIO;	1414	use Coro::AIO;
1254		1415
1255	=head3 cf::player	1416	=head3 cf::player
1256		1417
1257	=over 4	1418	=over 4
		1419
		1420	=item cf::player::num_playing
		1421
		1422	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1423
		1424	=cut
		1425
		1426	sub num_playing {
		1427	scalar grep
		1428	$_->ob->map
		1429	&& !$_->hidden
		1430	&& !$_->ob->flag (cf::FLAG_WIZ),
		1431	cf::player::list
		1432	}
1258		1433
1259	=item cf::player::find $login	1434	=item cf::player::find $login
1260		1435
1261	Returns the given player object, loading it if necessary (might block).	1436	Returns the given player object, loading it if necessary (might block).
1262		1437
…		…
1281		1456
1282	sub exists($) {	1457	sub exists($) {
1283	my ($login) = @_;	1458	my ($login) = @_;
1284		1459
1285	$cf::PLAYER{$login}	1460	$cf::PLAYER{$login}
1286	or cf::sync_job { !aio_stat path $login }	1461	or !aio_stat path $login
1287	}	1462	}
1288		1463
1289	sub find($) {	1464	sub find($) {
1290	return $cf::PLAYER{$_[0]} || do {	1465	return $cf::PLAYER{$_[0]} || do {
1291	my $login = $_[0];	1466	my $login = $_[0];
…		…
1298	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1473	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1299	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1474	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1300	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1475	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1301	aio_unlink +(playerdir $login) . "/$login.pl";	1476	aio_unlink +(playerdir $login) . "/$login.pl";
1302		1477
1303	my $pl = load_pl path $login	1478	my $f = new_from_file cf::object::thawer path $login
1304	or return;	1479	or return;
		1480
		1481	my $pl = cf::player::load_pl $f
		1482	or return;
		1483
		1484	local $cf::PLAYER_LOADING{$login} = $pl;
		1485	$f->resolve_delayed_derefs;
1305	$cf::PLAYER{$login} = $pl	1486	$cf::PLAYER{$login} = $pl
1306	}	1487	}
1307	}	1488	}
1308	}	1489	}
1309		1490
…		…
1318	return if $pl->{deny_save};	1499	return if $pl->{deny_save};
1319		1500
1320	aio_mkdir playerdir $pl, 0770;	1501	aio_mkdir playerdir $pl, 0770;
1321	$pl->{last_save} = $cf::RUNTIME;	1502	$pl->{last_save} = $cf::RUNTIME;
1322		1503
		1504	cf::get_slot 0.01;
		1505
1323	$pl->save_pl ($path);	1506	$pl->save_pl ($path);
1324	Coro::cede;	1507	cf::cede_to_tick;
1325	}	1508	}
1326		1509
1327	sub new($) {	1510	sub new($) {
1328	my ($login) = @_;	1511	my ($login) = @_;
1329		1512
…		…
1358	my ($pl) = @_;	1541	my ($pl) = @_;
1359		1542
1360	my $name = $pl->ob->name;	1543	my $name = $pl->ob->name;
1361		1544
1362	$pl->{deny_save} = 1;	1545	$pl->{deny_save} = 1;
1363	$pl->password ("*"); # this should lock out the player until we nuked the dir	1546	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1364		1547
1365	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1548	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1366	$pl->deactivate;	1549	$pl->deactivate;
		1550	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1551	$pl->ob->check_score;
1367	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1552	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1368	$pl->ns->destroy if $pl->ns;	1553	$pl->ns->destroy if $pl->ns;
1369		1554
1370	my $path = playerdir $pl;	1555	my $path = playerdir $pl;
1371	my $temp = "$path~$cf::RUNTIME~deleting~";	1556	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1407	or return [];	1592	or return [];
1408		1593
1409	my @logins;	1594	my @logins;
1410		1595
1411	for my $login (@$dirs) {	1596	for my $login (@$dirs) {
		1597	my $path = path $login;
		1598
		1599	# a .pst is a dead give-away for a valid player
		1600	# if no pst file found, open and chekc for blocked users
		1601	if (aio_stat "$path.pst") {
1412	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1602	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1413	aio_read $fh, 0, 512, my $buf, 0 or next;	1603	aio_read $fh, 0, 512, my $buf, 0 or next;
1414	$buf !~ /^password -------------$/m or next; # official not-valid tag	1604	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1605	}
1415		1606
1416	utf8::decode $login;	1607	utf8::decode $login;
1417	push @logins, $login;	1608	push @logins, $login;
1418	}	1609	}
1419		1610
…		…
1446	}	1637	}
1447		1638
1448	\@paths	1639	\@paths
1449	}	1640	}
1450		1641
1451	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1642	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1452		1643
1453	Expand crossfire pod fragments into protocol xml.	1644	Expand deliantra pod fragments into protocol xml.
1454
1455	=cut
1456
1457	sub expand_cfpod {
1458	((my $self), (local $_)) = @_;
1459
1460	# escape & and <
1461	s/&/&amp;/g;
1462	s/(?<![BIUGH])</&lt;/g;
1463
1464	# this is buggy, it needs to properly take care of nested <'s
1465
1466	1 while
1467	# replace B<>, I<>, U<> etc.
1468	s/B<([^\>]*)>/<b>$1<\/b>/
1469	|| s/I<([^\>]*)>/<i>$1<\/i>/
1470	|| s/U<([^\>]*)>/<u>$1<\/u>/
1471	# replace G<male|female> tags
1472	|| s{G<([^>|]*)\|([^>]*)>}{
1473	$self->gender ? $2 : $1
1474	}ge
1475	# replace H<hint text>
1476	|| s{H<([^\>]*)>}
1477	{
1478	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1479	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1480	"")
1481	[$self->{hintmode}]
1482	}ge;
1483
1484	# create single paragraphs (very hackish)
1485	s/(?<=\S)\n(?=\w)/ /g;
1486
1487	# compress some whitespace
1488	s/\s+\n/\n/g; # ws line-ends
1489	s/\n\n+/\n/g; # double lines
1490	s/^\n+//; # beginning lines
1491	s/\n+$//; # ending lines
1492
1493	$_
1494	}
1495
1496	sub hintmode {
1497	$_[0]{hintmode} = $_[1] if @_ > 1;
1498	$_[0]{hintmode}
1499	}
1500		1645
1501	=item $player->ext_reply ($msgid, @msg)	1646	=item $player->ext_reply ($msgid, @msg)
1502		1647
1503	Sends an ext reply to the player.	1648	Sends an ext reply to the player.
1504		1649
1505	=cut	1650	=cut
1506		1651
1507	sub ext_reply($$@) {	1652	sub ext_reply($$@) {
1508	my ($self, $id, @msg) = @_;	1653	my ($self, $id, @msg) = @_;
1509		1654
1510	if ($self->ns->extcmd == 2) {	1655	$self->ns->ext_reply ($id, @msg)
1511	$self->send ("ext " . $self->ns->{json_coder}->encode (["reply-$id", @msg]));
1512	} elsif ($self->ns->extcmd == 1) {
1513	#TODO: version 1, remove
1514	unshift @msg, msgtype => "reply", msgid => $id;
1515	$self->send ("ext " . $self->ns->{json_coder}->encode ({@msg}));
1516	}
1517	}	1656	}
1518		1657
1519	=item $player->ext_msg ($type, @msg)	1658	=item $player->ext_msg ($type, @msg)
1520		1659
1521	Sends an ext event to the client.	1660	Sends an ext event to the client.
…		…
1577	our $MAX_RESET = 3600;	1716	our $MAX_RESET = 3600;
1578	our $DEFAULT_RESET = 3000;	1717	our $DEFAULT_RESET = 3000;
1579		1718
1580	sub generate_random_map {	1719	sub generate_random_map {
1581	my ($self, $rmp) = @_;	1720	my ($self, $rmp) = @_;
		1721
		1722	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1723
1582	# mit "rum" bekleckern, nicht	1724	# mit "rum" bekleckern, nicht
1583	$self->_create_random_map (	1725	$self->_create_random_map (
1584	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1726	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1585	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1727	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1586	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1728	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1708		1850
1709	# the temporary/swap location	1851	# the temporary/swap location
1710	sub save_path {	1852	sub save_path {
1711	my ($self) = @_;	1853	my ($self) = @_;
1712		1854
1713	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1855	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1714	"$TMPDIR/$path.map"	1856	"$TMPDIR/$path.map"
1715	}	1857	}
1716		1858
1717	# the unique path, undef == no special unique path	1859	# the unique path, undef == no special unique path
1718	sub uniq_path {	1860	sub uniq_path {
1719	my ($self) = @_;	1861	my ($self) = @_;
1720		1862
1721	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1863	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1722	"$UNIQUEDIR/$path"	1864	"$UNIQUEDIR/$path"
1723	}	1865	}
1724		1866
1725	# and all this just because we cannot iterate over	1867	# and all this just because we cannot iterate over
1726	# all maps in C++...	1868	# all maps in C++...
…		…
1749		1891
1750	sub load_header_from($) {	1892	sub load_header_from($) {
1751	my ($self, $path) = @_;	1893	my ($self, $path) = @_;
1752		1894
1753	utf8::encode $path;	1895	utf8::encode $path;
1754	#aio_open $path, O_RDONLY, 0	1896	my $f = new_from_file cf::object::thawer $path
1755	# or return;
1756
1757	$self->_load_header ($path)
1758	or return;	1897	or return;
		1898
		1899	$self->_load_header ($f)
		1900	or return;
		1901
		1902	local $MAP_LOADING{$self->{path}} = $self;
		1903	$f->resolve_delayed_derefs;
1759		1904
1760	$self->{load_path} = $path;	1905	$self->{load_path} = $path;
1761		1906
1762	1	1907	1
1763	}	1908	}
…		…
1817	sub find {	1962	sub find {
1818	my ($path, $origin) = @_;	1963	my ($path, $origin) = @_;
1819		1964
1820	$path = normalise $path, $origin && $origin->path;	1965	$path = normalise $path, $origin && $origin->path;
1821		1966
		1967	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1822	cf::lock_wait "map_find:$path";	1968	my $guard2 = cf::lock_acquire "map_find:$path";
1823		1969
1824	$cf::MAP{$path} || do {	1970	$cf::MAP{$path} || do {
1825	my $guard = cf::lock_acquire "map_find:$path";
1826	my $map = new_from_path cf::map $path	1971	my $map = new_from_path cf::map $path
1827	or return;	1972	or return;
1828		1973
1829	$map->{last_save} = $cf::RUNTIME;	1974	$map->{last_save} = $cf::RUNTIME;
1830		1975
…		…
1832	or return;	1977	or return;
1833		1978
1834	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1979	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1835	# doing this can freeze the server in a sync job, obviously	1980	# doing this can freeze the server in a sync job, obviously
1836	#$cf::WAIT_FOR_TICK->wait;	1981	#$cf::WAIT_FOR_TICK->wait;
		1982	undef $guard2;
		1983	undef $guard1;
1837	$map->reset;	1984	$map->reset;
1838	undef $guard;
1839	return find $path;	1985	return find $path;
1840	}	1986	}
1841		1987
1842	$cf::MAP{$path} = $map	1988	$cf::MAP{$path} = $map
1843	}	1989	}
…		…
1852	local $self->{deny_reset} = 1; # loading can take a long time	1998	local $self->{deny_reset} = 1; # loading can take a long time
1853		1999
1854	my $path = $self->{path};	2000	my $path = $self->{path};
1855		2001
1856	{	2002	{
1857	my $guard = cf::lock_acquire "map_load:$path";	2003	my $guard = cf::lock_acquire "map_data:$path";
1858		2004
		2005	return unless $self->valid;
1859	return if $self->in_memory != cf::MAP_SWAPPED;	2006	return unless $self->in_memory == cf::MAP_SWAPPED;
1860		2007
1861	$self->in_memory (cf::MAP_LOADING);	2008	$self->in_memory (cf::MAP_LOADING);
1862		2009
1863	$self->alloc;	2010	$self->alloc;
1864		2011
1865	$self->pre_load;	2012	$self->pre_load;
1866	Coro::cede;	2013	cf::cede_to_tick;
1867		2014
		2015	my $f = new_from_file cf::object::thawer $self->{load_path};
		2016	$f->skip_block;
1868	$self->_load_objects ($self->{load_path}, 1)	2017	$self->_load_objects ($f)
1869	or return;	2018	or return;
1870		2019
1871	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2020	$self->post_load_original
1872	if delete $self->{load_original};	2021	if delete $self->{load_original};
1873		2022
1874	if (my $uniq = $self->uniq_path) {	2023	if (my $uniq = $self->uniq_path) {
1875	utf8::encode $uniq;	2024	utf8::encode $uniq;
1876	if (aio_open $uniq, O_RDONLY, 0) {	2025	unless (aio_stat $uniq) {
		2026	if (my $f = new_from_file cf::object::thawer $uniq) {
1877	$self->clear_unique_items;	2027	$self->clear_unique_items;
1878	$self->_load_objects ($uniq, 0);	2028	$self->_load_objects ($f);
		2029	$f->resolve_delayed_derefs;
		2030	}
1879	}	2031	}
1880	}	2032	}
1881		2033
1882	Coro::cede;	2034	$f->resolve_delayed_derefs;
		2035
		2036	cf::cede_to_tick;
1883	# now do the right thing for maps	2037	# now do the right thing for maps
1884	$self->link_multipart_objects;	2038	$self->link_multipart_objects;
1885	$self->difficulty ($self->estimate_difficulty)	2039	$self->difficulty ($self->estimate_difficulty)
1886	unless $self->difficulty;	2040	unless $self->difficulty;
1887	Coro::cede;	2041	cf::cede_to_tick;
1888		2042
1889	unless ($self->{deny_activate}) {	2043	unless ($self->{deny_activate}) {
1890	$self->decay_objects;	2044	$self->decay_objects;
1891	$self->fix_auto_apply;	2045	$self->fix_auto_apply;
1892	$self->update_buttons;	2046	$self->update_buttons;
1893	Coro::cede;	2047	cf::cede_to_tick;
1894	$self->set_darkness_map;	2048	$self->set_darkness_map;
1895	Coro::cede;	2049	cf::cede_to_tick;
1896	$self->activate;	2050	$self->activate;
1897	}	2051	}
1898		2052
1899	$self->{last_save} = $cf::RUNTIME;	2053	$self->{last_save} = $cf::RUNTIME;
1900	$self->last_access ($cf::RUNTIME);	2054	$self->last_access ($cf::RUNTIME);
1901		2055
1902	$self->in_memory (cf::MAP_IN_MEMORY);	2056	$self->in_memory (cf::MAP_ACTIVE);
1903	}	2057	}
1904		2058
1905	$self->post_load;	2059	$self->post_load;
1906	}	2060	}
1907		2061
…		…
1950	}	2104	}
1951		2105
1952	sub do_load_sync {	2106	sub do_load_sync {
1953	my ($map) = @_;	2107	my ($map) = @_;
1954		2108
		2109	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2110	if $Coro::current == $Coro::main;
		2111
1955	cf::sync_job { $map->load };	2112	cf::sync_job { $map->load };
1956	}	2113	}
1957		2114
1958	our %MAP_PREFETCH;	2115	our %MAP_PREFETCH;
1959	our $MAP_PREFETCHER = undef;	2116	our $MAP_PREFETCHER = undef;
1960		2117
1961	sub find_async {	2118	sub find_async {
1962	my ($path, $origin) = @_;	2119	my ($path, $origin, $load) = @_;
1963		2120
1964	$path = normalise $path, $origin && $origin->{path};	2121	$path = normalise $path, $origin && $origin->{path};
1965		2122
1966	if (my $map = $cf::MAP{$path}) {	2123	if (my $map = $cf::MAP{$path}) {
1967	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2124	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1968	}	2125	}
1969		2126
1970	undef $MAP_PREFETCH{$path};	2127	$MAP_PREFETCH{$path} |= $load;
		2128
1971	$MAP_PREFETCHER ||= cf::async {	2129	$MAP_PREFETCHER ||= cf::async {
		2130	$Coro::current->{desc} = "map prefetcher";
		2131
1972	while (%MAP_PREFETCH) {	2132	while (%MAP_PREFETCH) {
1973	for my $path (keys %MAP_PREFETCH) {	2133	while (my ($k, $v) = each %MAP_PREFETCH) {
1974	if (my $map = find $path) {	2134	if (my $map = find $k) {
1975	$map->load;	2135	$map->load if $v;
1976	}	2136	}
1977		2137
1978	delete $MAP_PREFETCH{$path};	2138	delete $MAP_PREFETCH{$k};
1979	}	2139	}
1980	}	2140	}
1981	undef $MAP_PREFETCHER;	2141	undef $MAP_PREFETCHER;
1982	};	2142	};
1983	$MAP_PREFETCHER->prio (6);	2143	$MAP_PREFETCHER->prio (6);
…		…
1986	}	2146	}
1987		2147
1988	sub save {	2148	sub save {
1989	my ($self) = @_;	2149	my ($self) = @_;
1990		2150
1991	my $lock = cf::lock_acquire "map_data:" . $self->path;	2151	my $lock = cf::lock_acquire "map_data:$self->{path}";
1992		2152
1993	$self->{last_save} = $cf::RUNTIME;	2153	$self->{last_save} = $cf::RUNTIME;
1994		2154
1995	return unless $self->dirty;	2155	return unless $self->dirty;
1996		2156
…		…
2002	return if $self->{deny_save};	2162	return if $self->{deny_save};
2003		2163
2004	local $self->{last_access} = $self->last_access;#d#	2164	local $self->{last_access} = $self->last_access;#d#
2005		2165
2006	cf::async {	2166	cf::async {
		2167	$Coro::current->{desc} = "map player save";
2007	$_->contr->save for $self->players;	2168	$_->contr->save for $self->players;
2008	};	2169	};
		2170
		2171	cf::get_slot 0.02;
2009		2172
2010	if ($uniq) {	2173	if ($uniq) {
2011	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2174	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2012	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2175	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2013	} else {	2176	} else {
…		…
2019	my ($self) = @_;	2182	my ($self) = @_;
2020		2183
2021	# save first because save cedes	2184	# save first because save cedes
2022	$self->save;	2185	$self->save;
2023		2186
2024	my $lock = cf::lock_acquire "map_data:" . $self->path;	2187	my $lock = cf::lock_acquire "map_data:$self->{path}";
2025		2188
2026	return if $self->players;	2189	return if $self->players;
2027	return if $self->in_memory != cf::MAP_IN_MEMORY;	2190	return if $self->in_memory != cf::MAP_ACTIVE;
2028	return if $self->{deny_save};	2191	return if $self->{deny_save};
2029		2192
		2193	$self->in_memory (cf::MAP_SWAPPED);
		2194
		2195	$self->deactivate;
		2196	$_->clear_links_to ($self) for values %cf::MAP;
2030	$self->clear;	2197	$self->clear;
2031	$self->in_memory (cf::MAP_SWAPPED);
2032	}	2198	}
2033		2199
2034	sub reset_at {	2200	sub reset_at {
2035	my ($self) = @_;	2201	my ($self) = @_;
2036		2202
…		…
2068	if $uniq;	2234	if $uniq;
2069	}	2235	}
2070		2236
2071	delete $cf::MAP{$self->path};	2237	delete $cf::MAP{$self->path};
2072		2238
		2239	$self->deactivate;
		2240	$_->clear_links_to ($self) for values %cf::MAP;
2073	$self->clear;	2241	$self->clear;
2074
2075	$_->clear_links_to ($self) for values %cf::MAP;
2076		2242
2077	$self->unlink_save;	2243	$self->unlink_save;
2078	$self->destroy;	2244	$self->destroy;
2079	}	2245	}
2080		2246
2081	my $nuke_counter = "aaaa";	2247	my $nuke_counter = "aaaa";
2082		2248
2083	sub nuke {	2249	sub nuke {
2084	my ($self) = @_;	2250	my ($self) = @_;
2085		2251
		2252	{
		2253	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2254
2086	delete $cf::MAP{$self->path};	2255	delete $cf::MAP{$self->path};
2087		2256
2088	$self->unlink_save;	2257	$self->unlink_save;
2089		2258
2090	bless $self, "cf::map";	2259	bless $self, "cf::map";
2091	delete $self->{deny_reset};	2260	delete $self->{deny_reset};
2092	$self->{deny_save} = 1;	2261	$self->{deny_save} = 1;
2093	$self->reset_timeout (1);	2262	$self->reset_timeout (1);
2094	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2263	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2095		2264
2096	$cf::MAP{$self->path} = $self;	2265	$cf::MAP{$self->path} = $self;
		2266	}
2097		2267
2098	$self->reset; # polite request, might not happen	2268	$self->reset; # polite request, might not happen
2099	}	2269	}
2100		2270
2101	=item $maps = cf::map::tmp_maps	2271	=item $maps = cf::map::tmp_maps
…		…
2143		2313
2144	sub unique_maps() {	2314	sub unique_maps() {
2145	[	2315	[
2146	map {	2316	map {
2147	utf8::decode $_;	2317	utf8::decode $_;
2148	/\.map$/	2318	s/\.map$//; # TODO future compatibility hack
		2319	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2320	? ()
2149	? normalise $_	2321	: normalise $_
2150	: ()
2151	} @{ aio_readdir $UNIQUEDIR or [] }	2322	} @{ aio_readdir $UNIQUEDIR or [] }
2152	]	2323	]
2153	}	2324	}
2154		2325
2155	package cf;
2156
2157	=back	2326	=back
2158		2327
2159	=head3 cf::object	2328	=head3 cf::object
2160		2329
2161	=cut	2330	=cut
…		…
2164		2333
2165	=over 4	2334	=over 4
2166		2335
2167	=item $ob->inv_recursive	2336	=item $ob->inv_recursive
2168		2337
2169	Returns the inventory of the object _and_ their inventories, recursively.	2338	Returns the inventory of the object I<and> their inventories, recursively,
		2339	but I<not> the object itself.
2170		2340
2171	=cut	2341	=cut
2172		2342
2173	sub inv_recursive_;	2343	sub inv_recursive_;
2174	sub inv_recursive_ {	2344	sub inv_recursive_ {
…		…
2177		2347
2178	sub inv_recursive {	2348	sub inv_recursive {
2179	inv_recursive_ inv $_[0]	2349	inv_recursive_ inv $_[0]
2180	}	2350	}
2181		2351
		2352	=item $ref = $ob->ref
		2353
		2354	Creates and returns a persistent reference to an object that can be stored as a string.
		2355
		2356	=item $ob = cf::object::deref ($refstring)
		2357
		2358	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2359	even if the object actually exists. May block.
		2360
		2361	=cut
		2362
		2363	sub deref {
		2364	my ($ref) = @_;
		2365
		2366	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2367	my ($uuid, $name) = ($1, $2);
		2368	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2369	or return;
		2370	$pl->ob->uuid eq $uuid
		2371	or return;
		2372
		2373	$pl->ob
		2374	} else {
		2375	warn "$ref: cannot resolve object reference\n";
		2376	undef
		2377	}
		2378	}
		2379
2182	package cf;	2380	package cf;
2183		2381
2184	=back	2382	=back
2185		2383
2186	=head3 cf::object::player	2384	=head3 cf::object::player
…		…
2192	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2390	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2193	can be C<undef>. Does the right thing when the player is currently in a	2391	can be C<undef>. Does the right thing when the player is currently in a
2194	dialogue with the given NPC character.	2392	dialogue with the given NPC character.
2195		2393
2196	=cut	2394	=cut
		2395
		2396	our $SAY_CHANNEL = {
		2397	id => "say",
		2398	title => "Map",
		2399	reply => "say ",
		2400	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2401	};
		2402
		2403	our $CHAT_CHANNEL = {
		2404	id => "chat",
		2405	title => "Chat",
		2406	reply => "chat ",
		2407	tooltip => "Player chat and shouts, global to the server.",
		2408	};
2197		2409
2198	# rough implementation of a future "reply" method that works	2410	# rough implementation of a future "reply" method that works
2199	# with dialog boxes.	2411	# with dialog boxes.
2200	#TODO: the first argument must go, split into a $npc->reply_to ( method	2412	#TODO: the first argument must go, split into a $npc->reply_to ( method
2201	sub cf::object::player::reply($$$;$) {	2413	sub cf::object::player::reply($$$;$) {
…		…
2213	my $dialog = $pl->{npc_dialog};	2425	my $dialog = $pl->{npc_dialog};
2214	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2426	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2215		2427
2216	} else {	2428	} else {
2217	$msg = $npc->name . " says: $msg" if $npc;	2429	$msg = $npc->name . " says: $msg" if $npc;
2218	$self->message ($msg, $flags);	2430	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2219	}	2431	}
2220	}	2432	}
2221	}	2433	}
2222		2434
2223	=item $object->send_msg ($channel, $msg, $color, [extra...])	2435	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2248		2460
2249	=item $player_object->enter_link	2461	=item $player_object->enter_link
2250		2462
2251	Freezes the player and moves him/her to a special map (C<{link}>).	2463	Freezes the player and moves him/her to a special map (C<{link}>).
2252		2464
2253	The player should be reasonably safe there for short amounts of time. You	2465	The player should be reasonably safe there for short amounts of time (e.g.
2254	I<MUST> call C<leave_link> as soon as possible, though.	2466	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2467	though, as the palyer cannot control the character while it is on the link
		2468	map.
2255		2469
2256	Will never block.	2470	Will never block.
2257		2471
2258	=item $player_object->leave_link ($map, $x, $y)	2472	=item $player_object->leave_link ($map, $x, $y)
2259		2473
…		…
2317		2531
2318	$map->load;	2532	$map->load;
2319	$map->load_neighbours;	2533	$map->load_neighbours;
2320		2534
2321	return unless $self->contr->active;	2535	return unless $self->contr->active;
		2536	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2322	$self->activate_recursive;	2537	$self->activate_recursive;
2323		2538
2324	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2539	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2325	$self->enter_map ($map, $x, $y);	2540	$self->enter_map ($map, $x, $y);
2326	}	2541	}
…		…
2331	her, loading and preparing them map, calling the provided $check callback	2546	her, loading and preparing them map, calling the provided $check callback
2332	that has to return the map if sucecssful, and then unfreezes the player on	2547	that has to return the map if sucecssful, and then unfreezes the player on
2333	the new (success) or old (failed) map position. In either case, $done will	2548	the new (success) or old (failed) map position. In either case, $done will
2334	be called at the end of this process.	2549	be called at the end of this process.
2335		2550
		2551	Note that $check will be called with a potentially non-loaded map, so if
		2552	it needs a loaded map it has to call C<< ->load >>.
		2553
2336	=cut	2554	=cut
2337		2555
2338	our $GOTOGEN;	2556	our $GOTOGEN;
2339		2557
2340	sub cf::object::player::goto {	2558	sub cf::object::player::goto {
…		…
2344	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2562	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2345		2563
2346	$self->enter_link;	2564	$self->enter_link;
2347		2565
2348	(async {	2566	(async {
		2567	$Coro::current->{desc} = "player::goto $path $x $y";
		2568
		2569	# *tag paths override both path and x|y
		2570	if ($path =~ /^\*(.*)$/) {
		2571	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2572	my $ob = $obs[rand @obs];
		2573
		2574	# see if we actually can go there
		2575	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2576	$ob = $obs[rand @obs];
		2577	} else {
		2578	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2579	}
		2580	# else put us there anyways for now #d#
		2581
		2582	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2583	} else {
		2584	($path, $x, $y) = (undef, undef, undef);
		2585	}
		2586	}
		2587
2349	my $map = eval {	2588	my $map = eval {
2350	my $map = cf::map::find $path;	2589	my $map = defined $path ? cf::map::find $path : undef;
2351		2590
2352	if ($map) {	2591	if ($map) {
2353	$map = $map->customise_for ($self);	2592	$map = $map->customise_for ($self);
2354	$map = $check->($map) if $check && $map;	2593	$map = $check->($map) if $check && $map;
2355	} else {	2594	} else {
2356	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2595	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2357	}	2596	}
2358		2597
2359	$map	2598	$map
2360	};	2599	};
2361		2600
…		…
2397	}	2636	}
2398		2637
2399	sub prepare_random_map {	2638	sub prepare_random_map {
2400	my ($exit) = @_;	2639	my ($exit) = @_;
2401		2640
2402	my $guard = cf::lock_acquire "exit_prepare:$exit";
2403
2404	# all this does is basically replace the /! path by	2641	# all this does is basically replace the /! path by
2405	# a new random map path (?random/...) with a seed	2642	# a new random map path (?random/...) with a seed
2406	# that depends on the exit object	2643	# that depends on the exit object
2407		2644
2408	my $rmp = parse_random_map_params $exit->msg;	2645	my $rmp = parse_random_map_params $exit->msg;
…		…
2410	if ($exit->map) {	2647	if ($exit->map) {
2411	$rmp->{region} = $exit->region->name;	2648	$rmp->{region} = $exit->region->name;
2412	$rmp->{origin_map} = $exit->map->path;	2649	$rmp->{origin_map} = $exit->map->path;
2413	$rmp->{origin_x} = $exit->x;	2650	$rmp->{origin_x} = $exit->x;
2414	$rmp->{origin_y} = $exit->y;	2651	$rmp->{origin_y} = $exit->y;
		2652
		2653	$exit->map->touch;
2415	}	2654	}
2416		2655
2417	$rmp->{random_seed} ||= $exit->random_seed;	2656	$rmp->{random_seed} ||= $exit->random_seed;
2418		2657
2419	my $data = cf::to_json $rmp;	2658	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2420	my $md5 = Digest::MD5::md5_hex $data;	2659	my $md5 = Digest::MD5::md5_hex $data;
2421	my $meta = "$RANDOMDIR/$md5.meta";	2660	my $meta = "$RANDOMDIR/$md5.meta";
2422		2661
2423	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2662	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2424	aio_write $fh, 0, (length $data), $data, 0;	2663	aio_write $fh, 0, (length $data), $data, 0;
2425	undef $fh;	2664	undef $fh;
2426	aio_rename "$meta~", $meta;	2665	aio_rename "$meta~", $meta;
2427		2666
		2667	my $slaying = "?random/$md5";
		2668
		2669	if ($exit->valid) {
2428	$exit->slaying ("?random/$md5");	2670	$exit->slaying ("?random/$md5");
2429	$exit->msg (undef);	2671	$exit->msg (undef);
		2672	}
2430	}	2673	}
2431	}	2674	}
2432		2675
2433	sub cf::object::player::enter_exit {	2676	sub cf::object::player::enter_exit {
2434	my ($self, $exit) = @_;	2677	my ($self, $exit) = @_;
2435		2678
2436	return unless $self->type == cf::PLAYER;	2679	return unless $self->type == cf::PLAYER;
2437		2680
2438	if ($exit->slaying eq "/!") {
2439	#TODO: this should de-fi-ni-te-ly not be a sync-job
2440	# the problem is that $exit might not survive long enough
2441	# so it needs to be done right now, right here
2442	cf::sync_job { prepare_random_map $exit };
2443	}
2444
2445	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2446	my $hp = $exit->stats->hp;
2447	my $sp = $exit->stats->sp;
2448
2449	$self->enter_link;	2681	$self->enter_link;
2450		2682
2451	# if exit is damned, update players death & WoR home-position
2452	$self->contr->savebed ($slaying, $hp, $sp)
2453	if $exit->flag (FLAG_DAMNED);
2454
2455	(async {	2683	(async {
2456	$self->deactivate_recursive; # just to be sure	2684	$Coro::current->{desc} = "enter_exit";
		2685
2457	unless (eval {	2686	unless (eval {
		2687	$self->deactivate_recursive; # just to be sure
		2688
		2689	# random map handling
		2690	{
		2691	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2692
		2693	prepare_random_map $exit
		2694	if $exit->slaying eq "/!";
		2695	}
		2696
		2697	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2698	my $x = $exit->stats->hp;
		2699	my $y = $exit->stats->sp;
		2700
2458	$self->goto ($slaying, $hp, $sp);	2701	$self->goto ($map, $x, $y);
2459		2702
		2703	# if exit is damned, update players death & WoR home-position
		2704	$self->contr->savebed ($map, $x, $y)
		2705	if $exit->flag (cf::FLAG_DAMNED);
		2706
2460	1;	2707	1
2461	}) {	2708	}) {
2462	$self->message ("Something went wrong deep within the crossfire server. "	2709	$self->message ("Something went wrong deep within the deliantra server. "
2463	. "I'll try to bring you back to the map you were before. "	2710	. "I'll try to bring you back to the map you were before. "
2464	. "Please report this to the dungeon master!",	2711	. "Please report this to the dungeon master!",
2465	cf::NDI_UNIQUE | cf::NDI_RED);	2712	cf::NDI_UNIQUE | cf::NDI_RED);
2466		2713
2467	warn "ERROR in enter_exit: $@";	2714	warn "ERROR in enter_exit: $@";
…		…
2495	the message, with C<log> being the default. If C<$color> is negative, suppress	2742	the message, with C<log> being the default. If C<$color> is negative, suppress
2496	the message unless the client supports the msg packet.	2743	the message unless the client supports the msg packet.
2497		2744
2498	=cut	2745	=cut
2499		2746
		2747	# non-persistent channels (usually the info channel)
		2748	our %CHANNEL = (
		2749	"c/identify" => {
		2750	id => "infobox",
		2751	title => "Identify",
		2752	reply => undef,
		2753	tooltip => "Items recently identified",
		2754	},
		2755	"c/examine" => {
		2756	id => "infobox",
		2757	title => "Examine",
		2758	reply => undef,
		2759	tooltip => "Signs and other items you examined",
		2760	},
		2761	"c/book" => {
		2762	id => "infobox",
		2763	title => "Book",
		2764	reply => undef,
		2765	tooltip => "The contents of a note or book",
		2766	},
		2767	"c/lookat" => {
		2768	id => "infobox",
		2769	title => "Look",
		2770	reply => undef,
		2771	tooltip => "What you saw there",
		2772	},
		2773	"c/who" => {
		2774	id => "infobox",
		2775	title => "Players",
		2776	reply => undef,
		2777	tooltip => "Shows players who are currently online",
		2778	},
		2779	"c/body" => {
		2780	id => "infobox",
		2781	title => "Body Parts",
		2782	reply => undef,
		2783	tooltip => "Shows which body parts you posess and are available",
		2784	},
		2785	"c/skills" => {
		2786	id => "infobox",
		2787	title => "Skills",
		2788	reply => undef,
		2789	tooltip => "Shows your experience per skill and item power",
		2790	},
		2791	"c/uptime" => {
		2792	id => "infobox",
		2793	title => "Uptime",
		2794	reply => undef,
		2795	tooltip => "How long the server has been running since last restart",
		2796	},
		2797	"c/mapinfo" => {
		2798	id => "infobox",
		2799	title => "Map Info",
		2800	reply => undef,
		2801	tooltip => "Information related to the maps",
		2802	},
		2803	"c/party" => {
		2804	id => "party",
		2805	title => "Party",
		2806	reply => "gsay ",
		2807	tooltip => "Messages and chat related to your party",
		2808	},
		2809	);
		2810
2500	sub cf::client::send_msg {	2811	sub cf::client::send_msg {
2501	my ($self, $channel, $msg, $color, @extra) = @_;	2812	my ($self, $channel, $msg, $color, @extra) = @_;
2502		2813
2503	$msg = $self->pl->expand_cfpod ($msg);	2814	$msg = $self->pl->expand_cfpod ($msg)
		2815	unless $color & cf::NDI_VERBATIM;
2504		2816
2505	$color &= cf::NDI_CLIENT_MASK; # just in case...	2817	$color &= cf::NDI_CLIENT_MASK; # just in case...
2506		2818
		2819	# check predefined channels, for the benefit of C
		2820	if ($CHANNEL{$channel}) {
		2821	$channel = $CHANNEL{$channel};
		2822
		2823	$self->ext_msg (channel_info => $channel)
		2824	if $self->can_msg;
		2825
		2826	$channel = $channel->{id};
		2827
2507	if (ref $channel) {	2828	} elsif (ref $channel) {
2508	# send meta info to client, if not yet sent	2829	# send meta info to client, if not yet sent
2509	unless (exists $self->{channel}{$channel->{id}}) {	2830	unless (exists $self->{channel}{$channel->{id}}) {
2510	$self->{channel}{$channel->{id}} = $channel;	2831	$self->{channel}{$channel->{id}} = $channel;
2511	$self->ext_msg (channel_info => $channel);	2832	$self->ext_msg (channel_info => $channel)
		2833	if $self->can_msg;
2512	}	2834	}
2513		2835
2514	$channel = $channel->{id};	2836	$channel = $channel->{id};
2515	}	2837	}
2516		2838
…		…
2519	if ($self->can_msg) {	2841	if ($self->can_msg) {
2520	# default colour, mask it out	2842	# default colour, mask it out
2521	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2843	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2522	if $color & cf::NDI_DEF;	2844	if $color & cf::NDI_DEF;
2523		2845
2524	$self->send_packet ("msg " . $self->{json_coder}->encode (	2846	my $pkt = "msg "
		2847	. $self->{json_coder}->encode (
2525	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2848	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		2849	);
		2850
		2851	# try lzf for large packets
		2852	$pkt = "lzf " . Compress::LZF::compress $pkt
		2853	if 1024 <= length $pkt and $self->{can_lzf};
		2854
		2855	# split very large packets
		2856	if (8192 < length $pkt and $self->{can_lzf}) {
		2857	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
		2858	$pkt = "frag";
		2859	}
		2860
		2861	$self->send_packet ($pkt);
2526	} else {	2862	} else {
2527	if ($color >= 0) {	2863	if ($color >= 0) {
2528	# replace some tags by gcfclient-compatible ones	2864	# replace some tags by gcfclient-compatible ones
2529	for ($msg) {	2865	for ($msg) {
2530	1 while	2866	1 while
…		…
2557	=cut	2893	=cut
2558		2894
2559	sub cf::client::ext_msg($$@) {	2895	sub cf::client::ext_msg($$@) {
2560	my ($self, $type, @msg) = @_;	2896	my ($self, $type, @msg) = @_;
2561		2897
2562	my $extcmd = $self->extcmd;
2563
2564	if ($extcmd == 2) {	2898	if ($self->extcmd == 2) {
2565	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	2899	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2566	} elsif ($extcmd == 1) { # TODO: remove	2900	} elsif ($self->extcmd == 1) { # TODO: remove
2567	push @msg, msgtype => "event_$type";	2901	push @msg, msgtype => "event_$type";
		2902	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2903	}
		2904	}
		2905
		2906	=item $client->ext_reply ($msgid, @msg)
		2907
		2908	Sends an ext reply to the client.
		2909
		2910	=cut
		2911
		2912	sub cf::client::ext_reply($$@) {
		2913	my ($self, $id, @msg) = @_;
		2914
		2915	if ($self->extcmd == 2) {
		2916	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2917	} elsif ($self->extcmd == 1) {
		2918	#TODO: version 1, remove
		2919	unshift @msg, msgtype => "reply", msgid => $id;
2568	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2920	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2569	}	2921	}
2570	}	2922	}
2571		2923
2572	=item $success = $client->query ($flags, "text", \&cb)	2924	=item $success = $client->query ($flags, "text", \&cb)
…		…
2634	my ($type, $reply, @payload) =	2986	my ($type, $reply, @payload) =
2635	"ARRAY" eq ref $msg	2987	"ARRAY" eq ref $msg
2636	? @$msg	2988	? @$msg
2637	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	2989	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2638		2990
		2991	my @reply;
		2992
2639	if (my $cb = $EXTICMD{$type}) {	2993	if (my $cb = $EXTICMD{$type}) {
2640	my @reply = $cb->($ns, @payload);	2994	@reply = $cb->($ns, @payload);
2641
2642	$ns->ext_reply ($reply, @reply)
2643	if $reply;
2644	}	2995	}
		2996
		2997	$ns->ext_reply ($reply, @reply)
		2998	if $reply;
		2999
2645	} else {	3000	} else {
2646	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3001	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2647	}	3002	}
2648		3003
2649	cf::override;	3004	cf::override;
…		…
2709	=pod	3064	=pod
2710		3065
2711	The following functions and methods are available within a safe environment:	3066	The following functions and methods are available within a safe environment:
2712		3067
2713	cf::object	3068	cf::object
2714	contr pay_amount pay_player map x y force_find force_add	3069	contr pay_amount pay_player map x y force_find force_add destroy
2715	insert remove name archname title slaying race	3070	insert remove name archname title slaying race decrease split
2716		3071
2717	cf::object::player	3072	cf::object::player
2718	player	3073	player
2719		3074
2720	cf::player	3075	cf::player
…		…
2725		3080
2726	=cut	3081	=cut
2727		3082
2728	for (	3083	for (
2729	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3084	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2730	insert remove inv name archname title slaying race)],	3085	insert remove inv nrof name archname title slaying race
		3086	decrease split destroy change_exp)],
2731	["cf::object::player" => qw(player)],	3087	["cf::object::player" => qw(player)],
2732	["cf::player" => qw(peaceful)],	3088	["cf::player" => qw(peaceful)],
2733	["cf::map" => qw(trigger)],	3089	["cf::map" => qw(trigger)],
2734	) {	3090	) {
2735	no strict 'refs';	3091	no strict 'refs';
…		…
2811	# the server's init and main functions	3167	# the server's init and main functions
2812		3168
2813	sub load_facedata($) {	3169	sub load_facedata($) {
2814	my ($path) = @_;	3170	my ($path) = @_;
2815		3171
		3172	# HACK to clear player env face cache, we need some signal framework
		3173	# for this (global event?)
		3174	%ext::player_env::MUSIC_FACE_CACHE = ();
		3175
		3176	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3177
2816	warn "loading facedata from $path\n";	3178	warn "loading facedata from $path\n";
2817		3179
2818	my $facedata;	3180	my $facedata;
2819	0 < aio_load $path, $facedata	3181	0 < aio_load $path, $facedata
2820	or die "$path: $!";	3182	or die "$path: $!";
…		…
2822	$facedata = Coro::Storable::thaw $facedata;	3184	$facedata = Coro::Storable::thaw $facedata;
2823		3185
2824	$facedata->{version} == 2	3186	$facedata->{version} == 2
2825	or cf::cleanup "$path: version mismatch, cannot proceed.";	3187	or cf::cleanup "$path: version mismatch, cannot proceed.";
2826		3188
		3189	# patch in the exptable
		3190	$facedata->{resource}{"res/exp_table"} = {
		3191	type => FT_RSRC,
		3192	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3193	};
		3194	cf::cede_to_tick;
		3195
2827	{	3196	{
2828	my $faces = $facedata->{faceinfo};	3197	my $faces = $facedata->{faceinfo};
2829		3198
2830	while (my ($face, $info) = each %$faces) {	3199	while (my ($face, $info) = each %$faces) {
2831	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3200	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3201
2832	cf::face::set_visibility $idx, $info->{visibility};	3202	cf::face::set_visibility $idx, $info->{visibility};
2833	cf::face::set_magicmap $idx, $info->{magicmap};	3203	cf::face::set_magicmap $idx, $info->{magicmap};
2834	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3204	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2835	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3205	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2836		3206
2837	cf::cede_to_tick;	3207	cf::cede_to_tick;
2838	}	3208	}
2839		3209
2840	while (my ($face, $info) = each %$faces) {	3210	while (my ($face, $info) = each %$faces) {
2841	next unless $info->{smooth};	3211	next unless $info->{smooth};
		3212
2842	my $idx = cf::face::find $face	3213	my $idx = cf::face::find $face
2843	or next;	3214	or next;
		3215
2844	if (my $smooth = cf::face::find $info->{smooth}) {	3216	if (my $smooth = cf::face::find $info->{smooth}) {
2845	cf::face::set_smooth $idx, $smooth;	3217	cf::face::set_smooth $idx, $smooth;
2846	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3218	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2847	} else {	3219	} else {
2848	warn "smooth face '$info->{smooth}' not found for face '$face'";	3220	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2865		3237
2866	{	3238	{
2867	# TODO: for gcfclient pleasure, we should give resources	3239	# TODO: for gcfclient pleasure, we should give resources
2868	# that gcfclient doesn't grok a >10000 face index.	3240	# that gcfclient doesn't grok a >10000 face index.
2869	my $res = $facedata->{resource};	3241	my $res = $facedata->{resource};
2870	my $enc = JSON::XS->new->utf8->canonical;
2871
2872	my $soundconf = delete $res->{"res/sound.conf"};
2873		3242
2874	while (my ($name, $info) = each %$res) {	3243	while (my ($name, $info) = each %$res) {
2875	my $meta = $enc->encode ({	3244	if (defined $info->{type}) {
2876	name => $name,
2877	%{ $info->{meta} || {} },
2878	});
2879
2880	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3245	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3246	my $data;
2881		3247
2882	if ($info->{type} & 1) {	3248	if ($info->{type} & 1) {
2883	# prepend meta info	3249	# prepend meta info
2884		3250
		3251	my $meta = $enc->encode ({
		3252	name => $name,
		3253	%{ $info->{meta} || {} },
		3254	});
		3255
2885	my $data = pack "(w/a*)*", $meta, $info->{data};	3256	$data = pack "(w/a*)*", $meta, $info->{data};
2886	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata	3257	} else {
		3258	$data = $info->{data};
		3259	}
2887		3260
2888	cf::face::set_data $idx, 0, $data, $chk;	3261	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3262	cf::face::set_type $idx, $info->{type};
2889	} else {	3263	} else {
2890	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};	3264	$RESOURCE{$name} = $info;
2891	}	3265	}
2892		3266
2893	cf::face::set_type $idx, $info->{type};
2894
2895	cf::cede_to_tick;	3267	cf::cede_to_tick;
2896	}	3268	}
2897
2898	if ($soundconf) {
2899	$soundconf = $enc->decode (delete $soundconf->{data});
2900
2901	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2902	my $sound = $soundconf->{compat}[$_]
2903	or next;
2904
2905	my $face = cf::face::find "sound/$sound->[1]";
2906	cf::sound::set $sound->[0] => $face;
2907	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2908	}
2909
2910	while (my ($k, $v) = each %{$soundconf->{event}}) {
2911	my $face = cf::face::find "sound/$v";
2912	cf::sound::set $k => $face;
2913	}
2914	}
2915	}	3269	}
		3270
		3271	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2916		3272
2917	1	3273	1
2918	}	3274	}
		3275
		3276	cf::global->attach (on_resource_update => sub {
		3277	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3278	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3279
		3280	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3281	my $sound = $soundconf->{compat}[$_]
		3282	or next;
		3283
		3284	my $face = cf::face::find "sound/$sound->[1]";
		3285	cf::sound::set $sound->[0] => $face;
		3286	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3287	}
		3288
		3289	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3290	my $face = cf::face::find "sound/$v";
		3291	cf::sound::set $k => $face;
		3292	}
		3293	}
		3294	});
2919		3295
2920	register_exticmd fx_want => sub {	3296	register_exticmd fx_want => sub {
2921	my ($ns, $want) = @_;	3297	my ($ns, $want) = @_;
2922		3298
2923	while (my ($k, $v) = each %$want) {	3299	while (my ($k, $v) = each %$want) {
2924	$ns->fx_want ($k, $v);	3300	$ns->fx_want ($k, $v);
2925	}	3301	}
2926	};	3302	};
2927		3303
		3304	sub load_resource_file($) {
		3305	my $guard = lock_acquire "load_resource_file";
		3306
		3307	my $status = load_resource_file_ $_[0];
		3308	get_slot 0.1, 100;
		3309	cf::arch::commit_load;
		3310
		3311	$status
		3312	}
		3313
2928	sub reload_regions {	3314	sub reload_regions {
		3315	# HACK to clear player env face cache, we need some signal framework
		3316	# for this (global event?)
		3317	%ext::player_env::MUSIC_FACE_CACHE = ();
		3318
2929	load_resource_file "$MAPDIR/regions"	3319	load_resource_file "$MAPDIR/regions"
2930	or die "unable to load regions file\n";	3320	or die "unable to load regions file\n";
2931		3321
2932	for (cf::region::list) {	3322	for (cf::region::list) {
2933	$_->{match} = qr/$_->{match}/	3323	$_->{match} = qr/$_->{match}/
…		…
2941	}	3331	}
2942		3332
2943	sub reload_archetypes {	3333	sub reload_archetypes {
2944	load_resource_file "$DATADIR/archetypes"	3334	load_resource_file "$DATADIR/archetypes"
2945	or die "unable to load archetypes\n";	3335	or die "unable to load archetypes\n";
2946	#d# NEED to laod twice to resolve forward references
2947	# this really needs to be done in an extra post-pass
2948	# (which needs to be synchronous, so solve it differently)
2949	load_resource_file "$DATADIR/archetypes"
2950	or die "unable to load archetypes\n";
2951	}	3336	}
2952		3337
2953	sub reload_treasures {	3338	sub reload_treasures {
2954	load_resource_file "$DATADIR/treasures"	3339	load_resource_file "$DATADIR/treasures"
2955	or die "unable to load treasurelists\n";	3340	or die "unable to load treasurelists\n";
2956	}	3341	}
2957		3342
2958	sub reload_resources {	3343	sub reload_resources {
2959	warn "reloading resource files...\n";	3344	warn "reloading resource files...\n";
2960		3345
		3346	reload_facedata;
		3347	reload_archetypes;
2961	reload_regions;	3348	reload_regions;
2962	reload_facedata;
2963	#reload_archetypes;#d#
2964	reload_archetypes;
2965	reload_treasures;	3349	reload_treasures;
2966		3350
2967	warn "finished reloading resource files\n";	3351	warn "finished reloading resource files\n";
2968	}	3352	}
2969		3353
2970	sub init {	3354	sub reload_config {
2971	reload_resources;
2972	}
2973
2974	sub cfg_load {
2975	open my $fh, "<:utf8", "$CONFDIR/config"	3355	open my $fh, "<:utf8", "$CONFDIR/config"
2976	or return;	3356	or return;
2977		3357
2978	local $/;	3358	local $/;
2979	*CFG = YAML::Syck::Load <$fh>;	3359	*CFG = YAML::Load <$fh>;
2980		3360
2981	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3361	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2982		3362
2983	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3363	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2984	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3364	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2990	};	3370	};
2991	warn $@ if $@;	3371	warn $@ if $@;
2992	}	3372	}
2993	}	3373	}
2994		3374
		3375	sub pidfile() {
		3376	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3377	or die "$PIDFILE: $!";
		3378	flock $fh, &Fcntl::LOCK_EX
		3379	or die "$PIDFILE: flock: $!";
		3380	$fh
		3381	}
		3382
		3383	# make sure only one server instance is running at any one time
		3384	sub atomic {
		3385	my $fh = pidfile;
		3386
		3387	my $pid = <$fh>;
		3388	kill 9, $pid if $pid > 0;
		3389
		3390	seek $fh, 0, 0;
		3391	print $fh $$;
		3392	}
		3393
2995	sub main {	3394	sub main {
		3395	cf::init_globals; # initialise logging
		3396
		3397	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3398	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3399	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3400	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3401
		3402	cf::init_experience;
		3403	cf::init_anim;
		3404	cf::init_attackmess;
		3405	cf::init_dynamic;
		3406	cf::init_block;
		3407
		3408	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3409
2996	# we must not ever block the main coroutine	3410	# we must not ever block the main coroutine
2997	local $Coro::idle = sub {	3411	local $Coro::idle = sub {
2998	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3412	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2999	(async {	3413	(async {
3000	Event::one_event;	3414	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3415	EV::loop EV::LOOP_ONESHOT;
3001	})->prio (Coro::PRIO_MAX);	3416	})->prio (Coro::PRIO_MAX);
3002	};	3417	};
3003		3418
3004	cfg_load;	3419	evthread_start IO::AIO::poll_fileno;
		3420
		3421	cf::sync_job {
		3422	reload_resources;
		3423	reload_config;
3005	db_init;	3424	db_init;
		3425
		3426	cf::load_settings;
		3427	cf::load_materials;
		3428	cf::init_uuid;
		3429	cf::init_signals;
		3430	cf::init_commands;
		3431	cf::init_skills;
		3432
		3433	cf::init_beforeplay;
		3434
		3435	atomic;
		3436
3006	load_extensions;	3437	load_extensions;
3007		3438
3008	$TICK_WATCHER->start;	3439	utime time, time, $RUNTIMEFILE;
		3440
		3441	# no (long-running) fork's whatsoever before this point(!)
		3442	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3443
		3444	(pop @POST_INIT)->(0) while @POST_INIT;
		3445	};
		3446
3009	Event::loop;	3447	EV::loop;
3010	}	3448	}
3011		3449
3012	#############################################################################	3450	#############################################################################
3013	# initialisation and cleanup	3451	# initialisation and cleanup
3014		3452
3015	# install some emergency cleanup handlers	3453	# install some emergency cleanup handlers
3016	BEGIN {	3454	BEGIN {
		3455	our %SIGWATCHER = ();
3017	for my $signal (qw(INT HUP TERM)) {	3456	for my $signal (qw(INT HUP TERM)) {
3018	Event->signal (	3457	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3019	reentrant => 0,
3020	data => WF_AUTOCANCEL,
3021	signal => $signal,
3022	prio => 0,
3023	cb => sub {
3024	cf::cleanup "SIG$signal";	3458	cf::cleanup "SIG$signal";
3025	},
3026	);	3459	};
3027	}	3460	}
3028	}	3461	}
3029		3462
3030	sub write_runtime {	3463	sub write_runtime_sync {
3031	my $runtime = "$LOCALDIR/runtime";
3032
3033	# first touch the runtime file to show we are still running:	3464	# first touch the runtime file to show we are still running:
3034	# the fsync below can take a very very long time.	3465	# the fsync below can take a very very long time.
3035		3466
3036	IO::AIO::aio_utime $runtime, undef, undef;	3467	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3037		3468
3038	my $guard = cf::lock_acquire "write_runtime";	3469	my $guard = cf::lock_acquire "write_runtime";
3039		3470
3040	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3471	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3041	or return;	3472	or return;
3042		3473
3043	my $value = $cf::RUNTIME + 90 + 10;	3474	my $value = $cf::RUNTIME + 90 + 10;
3044	# 10 is the runtime save interval, for a monotonic clock	3475	# 10 is the runtime save interval, for a monotonic clock
3045	# 60 allows for the watchdog to kill the server.	3476	# 60 allows for the watchdog to kill the server.
…		…
3055	aio_utime $fh, undef, undef;	3486	aio_utime $fh, undef, undef;
3056		3487
3057	close $fh	3488	close $fh
3058	or return;	3489	or return;
3059		3490
3060	aio_rename "$runtime~", $runtime	3491	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3061	and return;	3492	and return;
3062		3493
3063	warn "runtime file written.\n";	3494	warn "runtime file written.\n";
3064		3495
3065	1	3496	1
		3497	}
		3498
		3499	our $uuid_lock;
		3500	our $uuid_skip;
		3501
		3502	sub write_uuid_sync($) {
		3503	$uuid_skip ||= $_[0];
		3504
		3505	return if $uuid_lock;
		3506	local $uuid_lock = 1;
		3507
		3508	my $uuid = "$LOCALDIR/uuid";
		3509
		3510	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3511	or return;
		3512
		3513	my $value = uuid_seq uuid_cur;
		3514
		3515	unless ($value) {
		3516	warn "cowardly refusing to write zero uuid value!\n";
		3517	return;
		3518	}
		3519
		3520	my $value = uuid_str $value + $uuid_skip;
		3521	$uuid_skip = 0;
		3522
		3523	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3524	and return;
		3525
		3526	# always fsync - this file is important
		3527	aio_fsync $fh
		3528	and return;
		3529
		3530	close $fh
		3531	or return;
		3532
		3533	aio_rename "$uuid~", $uuid
		3534	and return;
		3535
		3536	warn "uuid file written ($value).\n";
		3537
		3538	1
		3539
		3540	}
		3541
		3542	sub write_uuid($$) {
		3543	my ($skip, $sync) = @_;
		3544
		3545	$sync ? write_uuid_sync $skip
		3546	: async { write_uuid_sync $skip };
3066	}	3547	}
3067		3548
3068	sub emergency_save() {	3549	sub emergency_save() {
3069	my $freeze_guard = cf::freeze_mainloop;	3550	my $freeze_guard = cf::freeze_mainloop;
3070		3551
3071	warn "enter emergency perl save\n";	3552	warn "emergency_perl_save: enter\n";
3072		3553
3073	cf::sync_job {	3554	cf::sync_job {
		3555	# this is a trade-off: we want to be very quick here, so
		3556	# save all maps without fsync, and later call a global sync
		3557	# (which in turn might be very very slow)
		3558	local $USE_FSYNC = 0;
		3559
3074	# use a peculiar iteration method to avoid tripping on perl	3560	# use a peculiar iteration method to avoid tripping on perl
3075	# refcount bugs in for. also avoids problems with players	3561	# refcount bugs in for. also avoids problems with players
3076	# and maps saved/destroyed asynchronously.	3562	# and maps saved/destroyed asynchronously.
3077	warn "begin emergency player save\n";	3563	warn "emergency_perl_save: begin player save\n";
3078	for my $login (keys %cf::PLAYER) {	3564	for my $login (keys %cf::PLAYER) {
3079	my $pl = $cf::PLAYER{$login} or next;	3565	my $pl = $cf::PLAYER{$login} or next;
3080	$pl->valid or next;	3566	$pl->valid or next;
		3567	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3081	$pl->save;	3568	$pl->save;
3082	}	3569	}
3083	warn "end emergency player save\n";	3570	warn "emergency_perl_save: end player save\n";
3084		3571
3085	warn "begin emergency map save\n";	3572	warn "emergency_perl_save: begin map save\n";
3086	for my $path (keys %cf::MAP) {	3573	for my $path (keys %cf::MAP) {
3087	my $map = $cf::MAP{$path} or next;	3574	my $map = $cf::MAP{$path} or next;
3088	$map->valid or next;	3575	$map->valid or next;
3089	$map->save;	3576	$map->save;
3090	}	3577	}
3091	warn "end emergency map save\n";	3578	warn "emergency_perl_save: end map save\n";
3092		3579
3093	warn "begin emergency database checkpoint\n";	3580	warn "emergency_perl_save: begin database checkpoint\n";
3094	BDB::db_env_txn_checkpoint $DB_ENV;	3581	BDB::db_env_txn_checkpoint $DB_ENV;
3095	warn "end emergency database checkpoint\n";	3582	warn "emergency_perl_save: end database checkpoint\n";
		3583
		3584	warn "emergency_perl_save: begin write uuid\n";
		3585	write_uuid_sync 1;
		3586	warn "emergency_perl_save: end write uuid\n";
3096	};	3587	};
3097		3588
		3589	warn "emergency_perl_save: starting sync()\n";
		3590	IO::AIO::aio_sync sub {
		3591	warn "emergency_perl_save: finished sync()\n";
		3592	};
		3593
3098	warn "leave emergency perl save\n";	3594	warn "emergency_perl_save: leave\n";
3099	}	3595	}
3100		3596
3101	sub post_cleanup {	3597	sub post_cleanup {
3102	my ($make_core) = @_;	3598	my ($make_core) = @_;
3103		3599
3104	warn Carp::longmess "post_cleanup backtrace"	3600	warn Carp::longmess "post_cleanup backtrace"
3105	if $make_core;	3601	if $make_core;
		3602
		3603	my $fh = pidfile;
		3604	unlink $PIDFILE if <$fh> == $$;
		3605	}
		3606
		3607	# a safer delete_package, copied from Symbol
		3608	sub clear_package($) {
		3609	my $pkg = shift;
		3610
		3611	# expand to full symbol table name if needed
		3612	unless ($pkg =~ /^main::.*::$/) {
		3613	$pkg = "main$pkg" if $pkg =~ /^::/;
		3614	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3615	$pkg .= '::' unless $pkg =~ /::$/;
		3616	}
		3617
		3618	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3619	my $stem_symtab = *{$stem}{HASH};
		3620
		3621	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3622	or return;
		3623
		3624	# clear all symbols
		3625	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3626	for my $name (keys %$leaf_symtab) {
		3627	_gv_clear *{"$pkg$name"};
		3628	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3629	}
		3630	warn "cleared package $pkg\n";#d#
3106	}	3631	}
3107		3632
3108	sub do_reload_perl() {	3633	sub do_reload_perl() {
3109	# can/must only be called in main	3634	# can/must only be called in main
3110	if ($Coro::current != $Coro::main) {	3635	if ($Coro::current != $Coro::main) {
3111	warn "can only reload from main coroutine";	3636	warn "can only reload from main coroutine";
3112	return;	3637	return;
3113	}	3638	}
3114		3639
		3640	return if $RELOAD++;
		3641
		3642	my $t1 = EV::time;
		3643
		3644	while ($RELOAD) {
3115	warn "reloading...";	3645	warn "reloading...";
3116		3646
3117	warn "entering sync_job";	3647	warn "entering sync_job";
3118		3648
3119	cf::sync_job {	3649	cf::sync_job {
3120	cf::write_runtime; # external watchdog should not bark	3650	cf::write_runtime_sync; # external watchdog should not bark
3121	cf::emergency_save;	3651	cf::emergency_save;
3122	cf::write_runtime; # external watchdog should not bark	3652	cf::write_runtime_sync; # external watchdog should not bark
3123		3653
3124	warn "syncing database to disk";	3654	warn "syncing database to disk";
3125	BDB::db_env_txn_checkpoint $DB_ENV;	3655	BDB::db_env_txn_checkpoint $DB_ENV;
3126		3656
3127	# if anything goes wrong in here, we should simply crash as we already saved	3657	# if anything goes wrong in here, we should simply crash as we already saved
3128		3658
3129	warn "cancelling all WF_AUTOCANCEL watchers";
3130	for (Event::all_watchers) {
3131	$_->cancel if $_->data & WF_AUTOCANCEL;
3132	}
3133
3134	warn "flushing outstanding aio requests";	3659	warn "flushing outstanding aio requests";
3135	for (;;) {
3136	BDB::flush;
3137	IO::AIO::flush;
3138	Coro::cede;
3139	last unless IO::AIO::nreqs || BDB::nreqs;	3660	while (IO::AIO::nreqs || BDB::nreqs) {
3140	warn "iterate...";	3661	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3141	}
3142
3143	++$RELOAD;
3144
3145	warn "cancelling all extension coros";
3146	$_->cancel for values %EXT_CORO;
3147	%EXT_CORO = ();
3148
3149	warn "removing commands";
3150	%COMMAND = ();
3151
3152	warn "removing ext/exti commands";
3153	%EXTCMD = ();
3154	%EXTICMD = ();
3155
3156	warn "unloading/nuking all extensions";
3157	for my $pkg (@EXTS) {
3158	warn "... unloading $pkg";
3159
3160	if (my $cb = $pkg->can ("unload")) {
3161	eval {
3162	$cb->($pkg);
3163	1
3164	} or warn "$pkg unloaded, but with errors: $@";
3165	}	3662	}
3166		3663
3167	warn "... nuking $pkg";	3664	warn "cancelling all extension coros";
3168	Symbol::delete_package $pkg;	3665	$_->cancel for values %EXT_CORO;
3169	}	3666	%EXT_CORO = ();
3170		3667
3171	warn "unloading all perl modules loaded from $LIBDIR";	3668	warn "removing commands";
3172	while (my ($k, $v) = each %INC) {	3669	%COMMAND = ();
3173	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3174		3670
		3671	warn "removing ext/exti commands";
		3672	%EXTCMD = ();
		3673	%EXTICMD = ();
		3674
		3675	warn "unloading/nuking all extensions";
		3676	for my $pkg (@EXTS) {
3175	warn "... unloading $k";	3677	warn "... unloading $pkg";
3176	delete $INC{$k};
3177		3678
3178	$k =~ s/\.pm$//;
3179	$k =~ s/\//::/g;
3180
3181	if (my $cb = $k->can ("unload_module")) {	3679	if (my $cb = $pkg->can ("unload")) {
		3680	eval {
3182	$cb->();	3681	$cb->($pkg);
		3682	1
		3683	} or warn "$pkg unloaded, but with errors: $@";
		3684	}
		3685
		3686	warn "... clearing $pkg";
		3687	clear_package $pkg;
3183	}	3688	}
3184		3689
3185	Symbol::delete_package $k;	3690	warn "unloading all perl modules loaded from $LIBDIR";
		3691	while (my ($k, $v) = each %INC) {
		3692	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3693
		3694	warn "... unloading $k";
		3695	delete $INC{$k};
		3696
		3697	$k =~ s/\.pm$//;
		3698	$k =~ s/\//::/g;
		3699
		3700	if (my $cb = $k->can ("unload_module")) {
		3701	$cb->();
		3702	}
		3703
		3704	clear_package $k;
3186	}	3705	}
3187		3706
3188	warn "getting rid of safe::, as good as possible";	3707	warn "getting rid of safe::, as good as possible";
3189	Symbol::delete_package "safe::$_"	3708	clear_package "safe::$_"
3190	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3709	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3191		3710
3192	warn "unloading cf.pm \"a bit\"";	3711	warn "unloading cf.pm \"a bit\"";
3193	delete $INC{"cf.pm"};	3712	delete $INC{"cf.pm"};
3194	delete $INC{"cf/pod.pm"};	3713	delete $INC{"cf/pod.pm"};
3195		3714
3196	# don't, removes xs symbols, too,	3715	# don't, removes xs symbols, too,
3197	# and global variables created in xs	3716	# and global variables created in xs
3198	#Symbol::delete_package __PACKAGE__;	3717	#clear_package __PACKAGE__;
3199		3718
3200	warn "unload completed, starting to reload now";	3719	warn "unload completed, starting to reload now";
3201		3720
3202	warn "reloading cf.pm";	3721	warn "reloading cf.pm";
3203	require cf;	3722	require cf;
3204	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3723	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3205		3724
3206	warn "loading config and database again";	3725	warn "loading config and database again";
3207	cf::cfg_load;	3726	cf::reload_config;
3208		3727
3209	warn "loading extensions";	3728	warn "loading extensions";
3210	cf::load_extensions;	3729	cf::load_extensions;
3211		3730
		3731	if ($REATTACH_ON_RELOAD) {
3212	warn "reattaching attachments to objects/players";	3732	warn "reattaching attachments to objects/players";
3213	_global_reattach; # objects, sockets	3733	_global_reattach; # objects, sockets
3214	warn "reattaching attachments to maps";	3734	warn "reattaching attachments to maps";
3215	reattach $_ for values %MAP;	3735	reattach $_ for values %MAP;
3216	warn "reattaching attachments to players";	3736	warn "reattaching attachments to players";
3217	reattach $_ for values %PLAYER;	3737	reattach $_ for values %PLAYER;
		3738	}
3218		3739
		3740	warn "running post_init jobs";
		3741	(pop @POST_INIT)->(1) while @POST_INIT;
		3742
3219	warn "leaving sync_job";	3743	warn "leaving sync_job";
3220		3744
3221	1	3745	1
3222	} or do {	3746	} or do {
3223	warn $@;	3747	warn $@;
3224	warn "error while reloading, exiting.";	3748	cf::cleanup "error while reloading, exiting.";
3225	exit 1;
3226	};	3749	};
3227		3750
3228	warn "reloaded";	3751	warn "reloaded";
		3752	--$RELOAD;
		3753	}
		3754
		3755	$t1 = EV::time - $t1;
		3756	warn "reload completed in ${t1}s\n";
3229	};	3757	};
3230		3758
3231	our $RELOAD_WATCHER; # used only during reload	3759	our $RELOAD_WATCHER; # used only during reload
3232		3760
3233	sub reload_perl() {	3761	sub reload_perl() {
3234	# doing reload synchronously and two reloads happen back-to-back,	3762	# doing reload synchronously and two reloads happen back-to-back,
3235	# coro crashes during coro_state_free->destroy here.	3763	# coro crashes during coro_state_free->destroy here.
3236		3764
3237	$RELOAD_WATCHER ||= Event->timer (	3765	$RELOAD_WATCHER ||= cf::async {
3238	reentrant => 0,	3766	Coro::AIO::aio_wait cache_extensions;
3239	after => 0,	3767
3240	data => WF_AUTOCANCEL,	3768	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3241	cb => sub {
3242	do_reload_perl;	3769	do_reload_perl;
3243	undef $RELOAD_WATCHER;	3770	undef $RELOAD_WATCHER;
3244	},	3771	};
3245	);	3772	};
3246	}	3773	}
3247		3774
3248	register_command "reload" => sub {	3775	register_command "reload" => sub {
3249	my ($who, $arg) = @_;	3776	my ($who, $arg) = @_;
3250		3777
3251	if ($who->flag (FLAG_WIZ)) {	3778	if ($who->flag (FLAG_WIZ)) {
3252	$who->message ("reloading server.");	3779	$who->message ("reloading server.");
		3780	async {
		3781	$Coro::current->{desc} = "perl_reload";
3253	async { reload_perl };	3782	reload_perl;
		3783	};
3254	}	3784	}
3255	};	3785	};
3256		3786
3257	unshift @INC, $LIBDIR;	3787	unshift @INC, $LIBDIR;
3258		3788
…		…
3260		3790
3261	our @WAIT_FOR_TICK;	3791	our @WAIT_FOR_TICK;
3262	our @WAIT_FOR_TICK_BEGIN;	3792	our @WAIT_FOR_TICK_BEGIN;
3263		3793
3264	sub wait_for_tick {	3794	sub wait_for_tick {
3265	return unless $TICK_WATCHER->is_active;
3266	return if $Coro::current == $Coro::main;	3795	return if tick_inhibit || $Coro::current == $Coro::main;
3267		3796
3268	my $signal = new Coro::Signal;	3797	my $signal = new Coro::Signal;
3269	push @WAIT_FOR_TICK, $signal;	3798	push @WAIT_FOR_TICK, $signal;
3270	$signal->wait;	3799	$signal->wait;
3271	}	3800	}
3272		3801
3273	sub wait_for_tick_begin {	3802	sub wait_for_tick_begin {
3274	return unless $TICK_WATCHER->is_active;
3275	return if $Coro::current == $Coro::main;	3803	return if tick_inhibit || $Coro::current == $Coro::main;
3276		3804
3277	my $signal = new Coro::Signal;	3805	my $signal = new Coro::Signal;
3278	push @WAIT_FOR_TICK_BEGIN, $signal;	3806	push @WAIT_FOR_TICK_BEGIN, $signal;
3279	$signal->wait;	3807	$signal->wait;
3280	}	3808	}
3281		3809
3282	my $min = 1e6;#d#	3810	sub tick {
3283	my $avg = 10;
3284	$TICK_WATCHER = Event->timer (
3285	reentrant => 0,
3286	parked => 1,
3287	prio => 0,
3288	at => $NEXT_TICK || $TICK,
3289	data => WF_AUTOCANCEL,
3290	cb => sub {
3291	if ($Coro::current != $Coro::main) {	3811	if ($Coro::current != $Coro::main) {
3292	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3812	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3293	unless ++$bug_warning > 10;	3813	unless ++$bug_warning > 10;
3294	return;	3814	return;
3295	}	3815	}
3296		3816
3297	$NOW = $tick_start = Event::time;
3298
3299	cf::server_tick; # one server iteration	3817	cf::server_tick; # one server iteration
3300		3818
3301	0 && sync_job {#d#	3819	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3302	for(1..10) {	3820	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3303	my $t = Event::time;	3821	Coro::async_pool {
3304	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3822	$Coro::current->{desc} = "runtime saver";
3305	or die;	3823	write_runtime_sync
3306		3824	or warn "ERROR: unable to write runtime file: $!";
3307	$map->width (50);
3308	$map->height (50);
3309	$map->alloc;
3310	$map->_load_objects ("/tmp/x.map", 1);
3311	my $t = Event::time - $t;
3312
3313	#next unless $t < 0.0013;#d#
3314	if ($t < $min) {
3315	$min = $t;
3316	}
3317	$avg = $avg * 0.99 + $t * 0.01;
3318	}
3319	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3320	exit 0;
3321	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3322	};	3825	};
		3826	}
3323		3827
3324	$RUNTIME += $TICK;
3325	$NEXT_TICK += $TICK;
3326
3327	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3328	$NEXT_RUNTIME_WRITE = $NOW + 10;
3329	Coro::async_pool {
3330	write_runtime
3331	or warn "ERROR: unable to write runtime file: $!";
3332	};
3333	}
3334
3335	# my $AFTER = Event::time;
3336	# warn $AFTER - $NOW;#d#
3337
3338	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3828	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3339	$sig->send;	3829	$sig->send;
3340	}	3830	}
3341	while (my $sig = shift @WAIT_FOR_TICK) {	3831	while (my $sig = shift @WAIT_FOR_TICK) {
3342	$sig->send;	3832	$sig->send;
3343	}	3833	}
3344		3834
3345	$NOW = Event::time;	3835	$LOAD = ($NOW - $TICK_START) / $TICK;
3346
3347	# if we are delayed by four ticks or more, skip them all
3348	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3349
3350	$TICK_WATCHER->at ($NEXT_TICK);
3351	$TICK_WATCHER->start;
3352
3353	$LOAD = ($NOW - $tick_start) / $TICK;
3354	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3836	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3355		3837
3356	_post_tick;	3838	if (0) {
3357		3839	if ($NEXT_TICK) {
3358		3840	my $jitter = $TICK_START - $NEXT_TICK;
		3841	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3842	warn "jitter $JITTER\n";#d#
		3843	}
3359	},	3844	}
3360	);	3845	}
3361		3846
3362	{	3847	{
3363	BDB::max_poll_time $TICK * 0.1;	3848	# configure BDB
3364	$BDB_POLL_WATCHER = Event->io (	3849
3365	reentrant => 0,
3366	fd => BDB::poll_fileno,
3367	poll => 'r',
3368	prio => 0,
3369	data => WF_AUTOCANCEL,
3370	cb => \&BDB::poll_cb,
3371	);
3372	BDB::min_parallel 8;	3850	BDB::min_parallel 8;
3373		3851	BDB::max_poll_reqs $TICK * 0.1;
3374	BDB::set_sync_prepare {	3852	$AnyEvent::BDB::WATCHER->priority (1);
3375	my $status;
3376	my $current = $Coro::current;
3377	(
3378	sub {
3379	$status = $!;
3380	$current->ready; undef $current;
3381	},
3382	sub {
3383	Coro::schedule while defined $current;
3384	$! = $status;
3385	},
3386	)
3387	};
3388		3853
3389	unless ($DB_ENV) {	3854	unless ($DB_ENV) {
3390	$DB_ENV = BDB::db_env_create;	3855	$DB_ENV = BDB::db_env_create;
		3856	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3857	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3858	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3859	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3860	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3391		3861
3392	cf::sync_job {	3862	cf::sync_job {
3393	eval {	3863	eval {
3394	BDB::db_env_open	3864	BDB::db_env_open
3395	$DB_ENV,	3865	$DB_ENV,
…		…
3397	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3867	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3398	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3868	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3399	0666;	3869	0666;
3400		3870
3401	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3871	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3402
3403	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3404	$DB_ENV->set_lk_detect;
3405	};	3872	};
3406		3873
3407	cf::cleanup "db_env_open(db): $@" if $@;	3874	cf::cleanup "db_env_open(db): $@" if $@;
3408	};	3875	};
3409	}	3876	}
		3877
		3878	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3879	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3880	};
		3881	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3882	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3883	};
		3884	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3885	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3886	};
3410	}	3887	}
3411		3888
3412	{	3889	{
		3890	# configure IO::AIO
		3891
3413	IO::AIO::min_parallel 8;	3892	IO::AIO::min_parallel 8;
3414
3415	undef $Coro::AIO::WATCHER;
3416	IO::AIO::max_poll_time $TICK * 0.1;	3893	IO::AIO::max_poll_time $TICK * 0.1;
3417	$AIO_POLL_WATCHER = Event->io (	3894	undef $AnyEvent::AIO::WATCHER;
3418	reentrant => 0,
3419	data => WF_AUTOCANCEL,
3420	fd => IO::AIO::poll_fileno,
3421	poll => 'r',
3422	prio => 6,
3423	cb => \&IO::AIO::poll_cb,
3424	);
3425	}	3895	}
3426		3896
3427	my $_log_backtrace;	3897	my $_log_backtrace;
3428		3898
3429	sub _log_backtrace {	3899	sub _log_backtrace {
…		…
3432	$msg =~ s/\n//;	3902	$msg =~ s/\n//;
3433		3903
3434	# limit the # of concurrent backtraces	3904	# limit the # of concurrent backtraces
3435	if ($_log_backtrace < 2) {	3905	if ($_log_backtrace < 2) {
3436	++$_log_backtrace;	3906	++$_log_backtrace;
		3907	my $perl_bt = Carp::longmess $msg;
3437	async {	3908	async {
		3909	$Coro::current->{desc} = "abt $msg";
		3910
3438	my @bt = fork_call {	3911	my @bt = fork_call {
3439	@addr = map { sprintf "%x", $_ } @addr;	3912	@addr = map { sprintf "%x", $_ } @addr;
3440	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3913	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3441	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3914	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3442	or die "addr2line: $!";	3915	or die "addr2line: $!";
…		…
3450	}	3923	}
3451		3924
3452	@funcs	3925	@funcs
3453	};	3926	};
3454		3927
3455	LOG llevInfo, "[ABT] $msg\n";	3928	LOG llevInfo, "[ABT] $perl_bt\n";
		3929	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3456	LOG llevInfo, "[ABT] $_\n" for @bt;	3930	LOG llevInfo, "[ABT] $_\n" for @bt;
3457	--$_log_backtrace;	3931	--$_log_backtrace;
3458	};	3932	};
3459	} else {	3933	} else {
3460	LOG llevInfo, "[ABT] $msg\n";	3934	LOG llevInfo, "[ABT] $msg\n";

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