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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.329 by root, Fri Aug 10 05:38:16 2007 UTC vs.
Revision 1.460 by root, Mon Dec 15 17:04:53 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 3.61 ();	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;
		51	use Coro::Util ();
24		52
25	use JSON::XS 1.4 ();	53	use JSON::XS 2.01 ();
26	use BDB ();	54	use BDB ();
27	use Data::Dumper;	55	use Data::Dumper;
28	use Digest::MD5;	56	use Digest::MD5;
29	use Fcntl;	57	use Fcntl;
30	use YAML::Syck ();	58	use YAML ();
31	use IO::AIO 2.32 ();	59	use IO::AIO ();
32	use Time::HiRes;	60	use Time::HiRes;
33	use Compress::LZF;	61	use Compress::LZF;
34	use Digest::MD5 ();	62	use Digest::MD5 ();
		63
		64	AnyEvent::detect;
35		65
36	# configure various modules to our taste	66	# configure various modules to our taste
37	#	67	#
38	$Storable::canonical = 1; # reduce rsync transfers	68	$Storable::canonical = 1; # reduce rsync transfers
39	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";
40	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
41
42	$Event::Eval = 1; # no idea why this is required, but it is
43
44	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
45	$YAML::Syck::ImplicitUnicode = 1;
46
47	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
48		76
49	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	77	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
50		78
51	our %COMMAND = ();	79	our %COMMAND = ();
52	our %COMMAND_TIME = ();	80	our %COMMAND_TIME = ();
…		…
55	our %EXTCMD = ();	83	our %EXTCMD = ();
56	our %EXTICMD = ();	84	our %EXTICMD = ();
57	our %EXT_CORO = (); # coroutines bound to extensions	85	our %EXT_CORO = (); # coroutines bound to extensions
58	our %EXT_MAP = (); # pluggable maps	86	our %EXT_MAP = (); # pluggable maps
59		87
60	our $RELOAD; # number of reloads so far	88	our $RELOAD; # number of reloads so far, non-zero while in reload
61	our @EVENT;	89	our @EVENT;
62		90
63	our $CONFDIR = confdir;	91	our $CONFDIR = confdir;
64	our $DATADIR = datadir;	92	our $DATADIR = datadir;
65	our $LIBDIR = "$DATADIR/ext";	93	our $LIBDIR = "$DATADIR/ext";
66	our $PODDIR = "$DATADIR/pod";	94	our $PODDIR = "$DATADIR/pod";
67	our $MAPDIR = "$DATADIR/" . mapdir;	95	our $MAPDIR = "$DATADIR/" . mapdir;
68	our $LOCALDIR = localdir;	96	our $LOCALDIR = localdir;
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	97	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	98	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	99	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	100	our $RANDOMDIR = "$LOCALDIR/random";
73	our $BDBDIR = "$LOCALDIR/db";	101	our $BDBDIR = "$LOCALDIR/db";
		102	our $PIDFILE = "$LOCALDIR/pid";
		103	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		104
		105	our %RESOURCE;
74		106
75	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	107	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
76	our $TICK_WATCHER;
77	our $AIO_POLL_WATCHER;
78	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	108	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
79	our $NEXT_TICK;	109	our $NEXT_TICK;
80	our $NOW;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off	110	our $USE_FSYNC = 1; # use fsync to write maps - default off
82		111
		112	our $BDB_DEADLOCK_WATCHER;
		113	our $BDB_CHECKPOINT_WATCHER;
83	our $BDB_POLL_WATCHER;	114	our $BDB_TRICKLE_WATCHER;
84	our $DB_ENV;	115	our $DB_ENV;
85		116
86	our %CFG;	117	our %CFG;
87		118
88	our $UPTIME; $UPTIME ||= time;	119	our $UPTIME; $UPTIME ||= time;
89	our $RUNTIME;	120	our $RUNTIME;
		121	our $NOW;
90		122
91	our %PLAYER; # all users	123	our (%PLAYER, %PLAYER_LOADING); # all users
92	our %MAP; # all maps	124	our (%MAP, %MAP_LOADING ); # all maps
93	our $LINK_MAP; # the special {link} map, which is always available	125	our $LINK_MAP; # the special {link} map, which is always available
94		126
95	# 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 ∕
96	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	128	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
97		129
98	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)
99	our $LOADAVG; # same thing, but with alpha-smoothing	131	our $LOADAVG; # same thing, but with alpha-smoothing
		132	our $JITTER; # average jitter
100	our $tick_start; # for load detecting purposes	133	our $TICK_START; # for load detecting purposes
		134
		135	our @POST_INIT;
		136
		137	our $REATTACH_ON_RELOAD; # ste to true to force object reattach on reload (slow)
101		138
102	binmode STDOUT;	139	binmode STDOUT;
103	binmode STDERR;	140	binmode STDERR;
104		141
105	# read virtual server time, if available	142	# read virtual server time, if available
106	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	143	unless ($RUNTIME || !-e $RUNTIMEFILE) {
107	open my $fh, "<", "$LOCALDIR/runtime"	144	open my $fh, "<", $RUNTIMEFILE
108	or die "unable to read runtime file: $!";	145	or die "unable to read $RUNTIMEFILE file: $!";
109	$RUNTIME = <$fh> + 0.;	146	$RUNTIME = <$fh> + 0.;
110	}	147	}
111		148
112	mkdir $_	149	mkdir $_
113	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	150	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
…		…
158		195
159	The raw value load value from the last tick.	196	The raw value load value from the last tick.
160		197
161	=item %cf::CFG	198	=item %cf::CFG
162		199
163	Configuration for the server, loaded from C</etc/crossfire/config>, or	200	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
164	from wherever your confdir points to.	201	from wherever your confdir points to.
165		202
166	=item cf::wait_for_tick, cf::wait_for_tick_begin	203	=item cf::wait_for_tick, cf::wait_for_tick_begin
167		204
168	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
…		…
186	$msg .= "\n"	223	$msg .= "\n"
187	unless $msg =~ /\n$/;	224	unless $msg =~ /\n$/;
188		225
189	$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;
190		227
191	utf8::encode $msg;
192	LOG llevError, $msg;	228	LOG llevError, $msg;
193	};	229	};
194	}	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#?
195		246
196	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	247	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
197	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	248	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
198	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	249	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
199	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	250	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
206	for my $pkg (qw(	257	for my $pkg (qw(
207	cf::global cf::attachable	258	cf::global cf::attachable
208	cf::object cf::object::player	259	cf::object cf::object::player
209	cf::client cf::player	260	cf::client cf::player
210	cf::arch cf::living	261	cf::arch cf::living
		262	cf::map cf::mapspace
211	cf::map cf::party cf::region	263	cf::party cf::region
212	)) {	264	)) {
213	no strict 'refs';
214	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	265	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
215	}	266	}
216		267
217	$Event::DIED = sub {	268	$EV::DIED = sub {
218	warn "error in event callback: @_";	269	warn "error in event callback: @_";
219	};	270	};
220		271
221	#############################################################################	272	#############################################################################
222		273
…		…
245	$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;
246	$d	297	$d
247	} || "[unable to dump $_[0]: '$@']";	298	} || "[unable to dump $_[0]: '$@']";
248	}	299	}
249		300
250	=item $ref = cf::from_json $json	301	=item $ref = cf::decode_json $json
251		302
252	Converts a JSON string into the corresponding perl data structure.	303	Converts a JSON string into the corresponding perl data structure.
253		304
254	=item $json = cf::to_json $ref	305	=item $json = cf::encode_json $ref
255		306
256	Converts a perl data structure into its JSON representation.	307	Converts a perl data structure into its JSON representation.
257		308
258	=cut	309	=cut
259		310
260	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	311	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
261		312
262	sub to_json ($) { $json_coder->encode ($_[0]) }	313	sub encode_json($) { $json_coder->encode ($_[0]) }
263	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	}
264		329
265	=item cf::lock_wait $string	330	=item cf::lock_wait $string
266		331
267	Wait until the given lock is available. See cf::lock_acquire.	332	Wait until the given lock is available. See cf::lock_acquire.
268		333
269	=item my $lock = cf::lock_acquire $string	334	=item my $lock = cf::lock_acquire $string
270		335
271	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
272	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,
273	for example when the coroutine gets canceled), the lock is automatically	338	for example when the coroutine gets canceled), the lock is automatically
274	returned.	339	returned.
275		340
		341	Locks are *not* recursive, locking from the same coro twice results in a
		342	deadlocked coro.
		343
276	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
277	uses map_find and cf::map::load uses map_load).	345	uses map_find and cf::map::load uses map_load).
278		346
279	=item $locked = cf::lock_active $string	347	=item $locked = cf::lock_active $string
280		348
281	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.
282		350
283	=cut	351	=cut
284		352
285	our %LOCK;	353	our $LOCKS = new Coro::SemaphoreSet;
286		354
287	sub lock_wait($) {	355	sub lock_wait($) {
288	my ($key) = @_;	356	$LOCKS->wait ($_[0]);
289
290	# wait for lock, if any
291	while ($LOCK{$key}) {
292	push @{ $LOCK{$key} }, $Coro::current;
293	Coro::schedule;
294	}
295	}	357	}
296		358
297	sub lock_acquire($) {	359	sub lock_acquire($) {
298	my ($key) = @_;	360	$LOCKS->guard ($_[0])
299
300	# wait, to be sure we are not locked
301	lock_wait $key;
302
303	$LOCK{$key} = [];
304
305	Coro::guard {
306	# wake up all waiters, to be on the safe side
307	$_->ready for @{ delete $LOCK{$key} };
308	}
309	}	361	}
310		362
311	sub lock_active($) {	363	sub lock_active($) {
312	my ($key) = @_;	364	$LOCKS->count ($_[0]) < 1
313
314	! ! $LOCK{$key}
315	}	365	}
316		366
317	sub freeze_mainloop {	367	sub freeze_mainloop {
318	return unless $TICK_WATCHER->is_active;	368	tick_inhibit_inc;
319		369
320	my $guard = Coro::guard {	370	&Guard::guard (\&tick_inhibit_dec);
321	$TICK_WATCHER->start;	371	}
322	};	372
323	$TICK_WATCHER->stop;	373	=item cf::periodic $interval, $cb
324	$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($$) {
		381	my ($interval, $cb) = @_;
		382
		383	my $start = rand List::Util::min 180, $interval;
		384
		385	EV::periodic $start, $interval, 0, $cb
325	}	386	}
326		387
327	=item cf::get_slot $time[, $priority[, $name]]	388	=item cf::get_slot $time[, $priority[, $name]]
328		389
329	Allocate $time seconds of blocking CPU time at priority C<$priority>:	390	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
340	our @SLOT_QUEUE;	401	our @SLOT_QUEUE;
341	our $SLOT_QUEUE;	402	our $SLOT_QUEUE;
342		403
343	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	404	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
344	$SLOT_QUEUE = Coro::async {	405	$SLOT_QUEUE = Coro::async {
		406	$Coro::current->desc ("timeslot manager");
		407
345	my $signal = new Coro::Signal;	408	my $signal = new Coro::Signal;
346		409
347	while () {	410	while () {
348	next_job:	411	next_job:
349	my $avail = cf::till_tick;	412	my $avail = cf::till_tick;
…		…
357	}	420	}
358	}	421	}
359	}	422	}
360		423
361	if (@SLOT_QUEUE) {	424	if (@SLOT_QUEUE) {
362	# we do not use wait_For_tick() as it returns immediately when tick is inactive	425	# we do not use wait_for_tick() as it returns immediately when tick is inactive
363	push @cf::WAIT_FOR_TICK, $signal;	426	push @cf::WAIT_FOR_TICK, $signal;
364	$signal->wait;	427	$signal->wait;
365	} else {	428	} else {
366	Coro::schedule;	429	Coro::schedule;
367	}	430	}
368	}	431	}
369	};	432	};
370		433
371	sub get_slot($;$$) {	434	sub get_slot($;$$) {
		435	return if tick_inhibit || $Coro::current == $Coro::main;
		436
372	my ($time, $pri, $name) = @_;	437	my ($time, $pri, $name) = @_;
373		438
374	$time = $TICK * .6 if $time > $TICK * .6;	439	$time = $TICK * .6 if $time > $TICK * .6;
375	my $sig = new Coro::Signal;	440	my $sig = new Coro::Signal;
376		441
…		…
390		455
391	BEGIN { *async = \&Coro::async_pool }	456	BEGIN { *async = \&Coro::async_pool }
392		457
393	=item cf::sync_job { BLOCK }	458	=item cf::sync_job { BLOCK }
394		459
395	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	460	The design of Deliantra requires that the main coroutine ($Coro::main)
396	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
397	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
398	acceptable.	463	acceptable.
399		464
400	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
401	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
…		…
406		471
407	sub sync_job(&) {	472	sub sync_job(&) {
408	my ($job) = @_;	473	my ($job) = @_;
409		474
410	if ($Coro::current == $Coro::main) {	475	if ($Coro::current == $Coro::main) {
411	my $time = Event::time;	476	my $time = EV::time;
412		477
413	# this is the main coro, too bad, we have to block	478	# this is the main coro, too bad, we have to block
414	# till the operation succeeds, freezing the server :/	479	# till the operation succeeds, freezing the server :/
415		480
416	# TODO: use suspend/resume instead	481	LOG llevError, Carp::longmess "sync job";#d#
417	# (but this is cancel-safe)	482
418	my $freeze_guard = freeze_mainloop;	483	my $freeze_guard = freeze_mainloop;
419		484
420	my $busy = 1;	485	my $busy = 1;
421	my @res;	486	my @res;
422		487
423	(async {	488	(async {
		489	$Coro::current->desc ("sync job coro");
424	@res = eval { $job->() };	490	@res = eval { $job->() };
425	warn $@ if $@;	491	warn $@ if $@;
426	undef $busy;	492	undef $busy;
427	})->prio (Coro::PRIO_MAX);	493	})->prio (Coro::PRIO_MAX);
428		494
429	while ($busy) {	495	while ($busy) {
430	Coro::cede or Event::one_event;	496	if (Coro::nready) {
		497	Coro::cede_notself;
		498	} else {
		499	EV::loop EV::LOOP_ONESHOT;
431	}	500	}
		501	}
432		502
433	$time = Event::time - $time;	503	my $time = EV::time - $time;
434		504
435	LOG llevError | logBacktrace, Carp::longmess "long sync job"
436	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
437
438	$tick_start += $time; # do not account sync jobs to server load	505	$TICK_START += $time; # do not account sync jobs to server load
439		506
440	wantarray ? @res : $res[0]	507	wantarray ? @res : $res[0]
441	} else {	508	} else {
442	# we are in another coroutine, how wonderful, everything just works	509	# we are in another coroutine, how wonderful, everything just works
443		510
…		…
468	=item fork_call { }, $args	535	=item fork_call { }, $args
469		536
470	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
471	process, returning the results. Everything must be serialisable with	538	process, returning the results. Everything must be serialisable with
472	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
473	never block itself or use any form of Event handling.	540	never block itself or use any form of event handling.
474		541
475	=cut	542	=cut
476
477	sub _store_scalar {
478	open my $fh, ">", \my $buf
479	or die "fork_call: cannot open fh-to-buf in child : $!";
480	Storable::store_fd $_[0], $fh;
481	close $fh;
482
483	$buf
484	}
485		543
486	sub fork_call(&@) {	544	sub fork_call(&@) {
487	my ($cb, @args) = @_;	545	my ($cb, @args) = @_;
488		546
489	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	547	# we seemingly have to make a local copy of the whole thing,
490	# or die "socketpair: $!";	548	# otherwise perl prematurely frees the stuff :/
491	pipe my $fh1, my $fh2	549	# TODO: investigate and fix (likely this will be rather laborious)
492	or die "pipe: $!";
493		550
494	if (my $pid = fork) {	551	my @res = Coro::Util::fork_eval {
495	close $fh2;
496
497	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
498	warn "pst<$res>" unless $res =~ /^pst/;
499	$res = Coro::Storable::thaw $res;
500
501	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
502
503	Carp::confess $$res unless "ARRAY" eq ref $res;
504
505	return wantarray ? @$res : $res->[-1];
506	} else {
507	reset_signals;	552	reset_signals;
508	local $SIG{__WARN__};	553	&$cb
509	local $SIG{__DIE__};	554	}, @args;
510	# just in case, this hack effectively disables event
511	# in the child. cleaner and slower would be canceling all watchers,
512	# but this works for the time being.
513	local $Coro::idle;
514	$Coro::current->prio (Coro::PRIO_MAX);
515		555
516	eval {	556	wantarray ? @res : $res[-1]
517	close $fh1;	557	}
518		558
519	my @res = eval { $cb->(@args) };	559	=item $coin = coin_from_name $name
520		560
521	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;	561	=cut
522	close $fh2;
523	};
524		562
525	warn $@ if $@;	563	our %coin_alias = (
526	_exit 0;	564	"silver" => "silvercoin",
527	}	565	"silvercoin" => "silvercoin",
		566	"silvercoins" => "silvercoin",
		567	"gold" => "goldcoin",
		568	"goldcoin" => "goldcoin",
		569	"goldcoins" => "goldcoin",
		570	"platinum" => "platinacoin",
		571	"platinumcoin" => "platinacoin",
		572	"platinumcoins" => "platinacoin",
		573	"platina" => "platinacoin",
		574	"platinacoin" => "platinacoin",
		575	"platinacoins" => "platinacoin",
		576	"royalty" => "royalty",
		577	"royalties" => "royalty",
		578	);
		579
		580	sub coin_from_name($) {
		581	$coin_alias{$_[0]}
		582	? cf::arch::find $coin_alias{$_[0]}
		583	: undef
528	}	584	}
529		585
530	=item $value = cf::db_get $family => $key	586	=item $value = cf::db_get $family => $key
531		587
532	Returns a single value from the environment database.	588	Returns a single value from the environment database.
…		…
534	=item cf::db_put $family => $key => $value	590	=item cf::db_put $family => $key => $value
535		591
536	Stores the given C<$value> in the family. It can currently store binary	592	Stores the given C<$value> in the family. It can currently store binary
537	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).
538		594
		595	=item $db = cf::db_table "name"
		596
		597	Create and/or open a new database table. The string must not be "db" and must be unique
		598	within each server.
		599
539	=cut	600	=cut
		601
		602	sub db_table($) {
		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	}
540		618
541	our $DB;	619	our $DB;
542		620
543	sub db_init {	621	sub db_init {
544	unless ($DB) {
545	$DB = BDB::db_create $DB_ENV;
546
547	cf::sync_job {	622	cf::sync_job {
548	eval {	623	$DB ||= db_table "db";
549	$DB->set_flags (BDB::CHKSUM);
550
551	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
552	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
553	cf::cleanup "db_open(db): $!" if $!;
554	};
555	cf::cleanup "db_open(db): $@" if $@;
556	};
557	}	624	};
558	}	625	}
559		626
560	sub db_get($$) {	627	sub db_get($$) {
561	my $key = "$_[0]/$_[1]";	628	my $key = "$_[0]/$_[1]";
562		629
…		…
612	if (1) {	679	if (1) {
613	$md5 =	680	$md5 =
614	join "\x00",	681	join "\x00",
615	$processversion,	682	$processversion,
616	map {	683	map {
617	Coro::cede;	684	cf::cede_to_tick;
618	($src->[$_], Digest::MD5::md5_hex $data[$_])	685	($src->[$_], Digest::MD5::md5_hex $data[$_])
619	} 0.. $#$src;	686	} 0.. $#$src;
620		687
621		688
622	my $dbmd5 = db_get cache => "$id/md5";	689	my $dbmd5 = db_get cache => "$id/md5";
…		…
660		727
661	#############################################################################	728	#############################################################################
662		729
663	=head2 ATTACHABLE OBJECTS	730	=head2 ATTACHABLE OBJECTS
664		731
665	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
666	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")
667	to it. All such attachable objects support the following methods.	734	to it. All such attachable objects support the following methods.
668		735
669	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>
670	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
671	Crossfire TRT).	738	Deliantra).
672		739
673	=over 4	740	=over 4
674		741
675	=item $attachable->attach ($attachment, key => $value...)	742	=item $attachable->attach ($attachment, key => $value...)
676		743
…		…
720	=item cf::CLASS::attachment $name, ...	787	=item cf::CLASS::attachment $name, ...
721		788
722	Register an attachment by C<$name> through which attachable objects of the	789	Register an attachment by C<$name> through which attachable objects of the
723	given CLASS can refer to this attachment.	790	given CLASS can refer to this attachment.
724		791
725	Some classes such as crossfire maps and objects can specify attachments	792	Some classes such as deliantra maps and objects can specify attachments
726	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.
727		794
728	These calls expect any number of the following handler/hook descriptions:	795	These calls expect any number of the following handler/hook descriptions:
729		796
730	=over 4	797	=over 4
…		…
958	}	1025	}
959		1026
960	0	1027	0
961	}	1028	}
962		1029
963	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1030	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
964		1031
965	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1032	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
966		1033
967	Generate an object-specific event with the given arguments.	1034	Generate an object-specific event with the given arguments.
968		1035
…		…
974		1041
975	=cut	1042	=cut
976		1043
977	#############################################################################	1044	#############################################################################
978	# object support	1045	# object support
979	#
980		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 $SLOW_MERGES;#d#
981	sub _can_merge {	1080	sub _can_merge {
982	my ($ob1, $ob2) = @_;	1081	my ($ob1, $ob2) = @_;
983		1082
984	local $Storable::canonical = 1;	1083	++$SLOW_MERGES;#d#
985	my $fob1 = Storable::freeze $ob1;
986	my $fob2 = Storable::freeze $ob2;
987		1084
988	$fob1 eq $fob2	1085	# we do the slow way here
		1086	return _object_equal $ob1, $ob2
989	}	1087	}
990		1088
991	sub reattach {	1089	sub reattach {
992	# basically do the same as instantiate, without calling instantiate	1090	# basically do the same as instantiate, without calling instantiate
993	my ($obj) = @_;	1091	my ($obj) = @_;
994		1092
		1093	# no longer needed after getting rid of delete_package?
995	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
996		1095
997	my $registry = $obj->registry;	1096	my $registry = $obj->registry;
998		1097
999	@$registry = ();	1098	@$registry = ();
1000		1099
…		…
1015	cf::attachable->attach (	1114	cf::attachable->attach (
1016	prio => -1000000,	1115	prio => -1000000,
1017	on_instantiate => sub {	1116	on_instantiate => sub {
1018	my ($obj, $data) = @_;	1117	my ($obj, $data) = @_;
1019		1118
1020	$data = from_json $data;	1119	$data = decode_json $data;
1021		1120
1022	for (@$data) {	1121	for (@$data) {
1023	my ($name, $args) = @$_;	1122	my ($name, $args) = @$_;
1024		1123
1025	$obj->attach ($name, %{$args || {} });	1124	$obj->attach ($name, %{$args || {} });
…		…
1041	sub object_freezer_save {	1140	sub object_freezer_save {
1042	my ($filename, $rdata, $objs) = @_;	1141	my ($filename, $rdata, $objs) = @_;
1043		1142
1044	sync_job {	1143	sync_job {
1045	if (length $$rdata) {	1144	if (length $$rdata) {
		1145	utf8::decode (my $decname = $filename);
1046	warn sprintf "saving %s (%d,%d)\n",	1146	warn sprintf "saving %s (%d,%d)\n",
1047	$filename, length $$rdata, scalar @$objs;	1147	$decname, length $$rdata, scalar @$objs;
1048		1148
1049	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1149	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1050	chmod SAVE_MODE, $fh;	1150	aio_chmod $fh, SAVE_MODE;
1051	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1151	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1052	aio_fsync $fh if $cf::USE_FSYNC;	1152	aio_fsync $fh if $cf::USE_FSYNC;
1053	close $fh;	1153	aio_close $fh;
1054		1154
1055	if (@$objs) {	1155	if (@$objs) {
1056	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) {
1057	chmod SAVE_MODE, $fh;	1157	aio_chmod $fh, SAVE_MODE;
1058	my $data = Storable::nfreeze { version => 1, objs => $objs };	1158	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1059	aio_write $fh, 0, (length $data), $data, 0;	1159	aio_write $fh, 0, (length $data), $data, 0;
1060	aio_fsync $fh if $cf::USE_FSYNC;	1160	aio_fsync $fh if $cf::USE_FSYNC;
1061	close $fh;	1161	aio_close $fh;
1062	aio_rename "$filename.pst~", "$filename.pst";	1162	aio_rename "$filename.pst~", "$filename.pst";
1063	}	1163	}
1064	} else {	1164	} else {
1065	aio_unlink "$filename.pst";	1165	aio_unlink "$filename.pst";
1066	}	1166	}
1067		1167
1068	aio_rename "$filename~", $filename;	1168	aio_rename "$filename~", $filename;
		1169
		1170	$filename =~ s%/[^/]+$%%;
		1171	aio_pathsync $filename if $cf::USE_FSYNC;
1069	} else {	1172	} else {
1070	warn "FATAL: $filename~: $!\n";	1173	warn "unable to save objects: $filename~: $!\n";
1071	}	1174	}
1072	} else {	1175	} else {
1073	aio_unlink $filename;	1176	aio_unlink $filename;
1074	aio_unlink "$filename.pst";	1177	aio_unlink "$filename.pst";
1075	}	1178	}
1076	}	1179	};
1077	}	1180	}
1078		1181
1079	sub object_freezer_as_string {	1182	sub object_freezer_as_string {
1080	my ($rdata, $objs) = @_;	1183	my ($rdata, $objs) = @_;
1081		1184
…		…
1093	or return;	1196	or return;
1094		1197
1095	unless (aio_stat "$filename.pst") {	1198	unless (aio_stat "$filename.pst") {
1096	(aio_load "$filename.pst", $av) >= 0	1199	(aio_load "$filename.pst", $av) >= 0
1097	or return;	1200	or return;
		1201
1098	$av = eval { (Storable::thaw $av)->{objs} };	1202	my $st = eval { Coro::Storable::thaw $av };
		1203	$av = $st->{objs};
1099	}	1204	}
1100		1205
		1206	utf8::decode (my $decname = $filename);
1101	warn sprintf "loading %s (%d)\n",	1207	warn sprintf "loading %s (%d,%d)\n",
1102	$filename, length $data, scalar @{$av || []};	1208	$decname, length $data, scalar @{$av || []};
		1209
1103	return ($data, $av);	1210	($data, $av)
1104	}	1211	}
1105		1212
1106	=head2 COMMAND CALLBACKS	1213	=head2 COMMAND CALLBACKS
1107		1214
1108	=over 4	1215	=over 4
…		…
1162	my ($name, $cb) = @_;	1269	my ($name, $cb) = @_;
1163		1270
1164	$EXTICMD{$name} = $cb;	1271	$EXTICMD{$name} = $cb;
1165	}	1272	}
1166		1273
		1274	use File::Glob ();
		1275
1167	cf::player->attach (	1276	cf::player->attach (
1168	on_command => sub {	1277	on_command => sub {
1169	my ($pl, $name, $params) = @_;	1278	my ($pl, $name, $params) = @_;
1170		1279
1171	my $cb = $COMMAND{$name}	1280	my $cb = $COMMAND{$name}
…		…
1186	my ($type, $reply, @payload) =	1295	my ($type, $reply, @payload) =
1187	"ARRAY" eq ref $msg	1296	"ARRAY" eq ref $msg
1188	? @$msg	1297	? @$msg
1189	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	1298	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1190		1299
		1300	my @reply;
		1301
1191	if (my $cb = $EXTCMD{$type}) {	1302	if (my $cb = $EXTCMD{$type}) {
1192	my @reply = $cb->($pl, @payload);	1303	@reply = $cb->($pl, @payload);
1193
1194	$pl->ext_reply ($reply, @reply)
1195	if $reply;
1196	}	1304	}
		1305
		1306	$pl->ext_reply ($reply, @reply)
		1307	if $reply;
		1308
1197	} else {	1309	} else {
1198	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1310	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1199	}	1311	}
1200		1312
1201	cf::override;	1313	cf::override;
1202	},	1314	},
1203	);	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	}
1204		1329
1205	sub load_extensions {	1330	sub load_extensions {
1206	cf::sync_job {	1331	cf::sync_job {
1207	my %todo;	1332	my %todo;
1208		1333
…		…
1228		1353
1229	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1354	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1230	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1355	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1231		1356
1232	$ext{source} =	1357	$ext{source} =
1233	"package $pkg; use strict; use utf8;\n"	1358	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1234	. "#line 1 \"$path\"\n{\n"	1359	. "#line 1 \"$path\"\n{\n"
1235	. $source	1360	. $source
1236	. "\n};\n1";	1361	. "\n};\n1";
1237		1362
1238	$todo{$base} = \%ext;	1363	$todo{$base} = \%ext;
…		…
1254	my $msg = $@ ? "$v->{path}: $@\n"	1379	my $msg = $@ ? "$v->{path}: $@\n"
1255	: "$v->{base}: extension inactive.\n";	1380	: "$v->{base}: extension inactive.\n";
1256		1381
1257	if (exists $v->{meta}{mandatory}) {	1382	if (exists $v->{meta}{mandatory}) {
1258	warn $msg;	1383	warn $msg;
1259	warn "mandatory extension failed to load, exiting.\n";	1384	cf::cleanup "mandatory extension failed to load, exiting.";
1260	exit 1;
1261	}	1385	}
1262		1386
1263	warn $msg;	1387	warn $msg;
1264	}	1388	}
1265		1389
…		…
1279		1403
1280	=back	1404	=back
1281		1405
1282	=head2 CORE EXTENSIONS	1406	=head2 CORE EXTENSIONS
1283		1407
1284	Functions and methods that extend core crossfire objects.	1408	Functions and methods that extend core deliantra objects.
1285		1409
1286	=cut	1410	=cut
1287		1411
1288	package cf::player;	1412	package cf::player;
1289		1413
1290	use Coro::AIO;	1414	use Coro::AIO;
1291		1415
1292	=head3 cf::player	1416	=head3 cf::player
1293		1417
1294	=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	}
1295		1433
1296	=item cf::player::find $login	1434	=item cf::player::find $login
1297		1435
1298	Returns the given player object, loading it if necessary (might block).	1436	Returns the given player object, loading it if necessary (might block).
1299		1437
…		…
1318		1456
1319	sub exists($) {	1457	sub exists($) {
1320	my ($login) = @_;	1458	my ($login) = @_;
1321		1459
1322	$cf::PLAYER{$login}	1460	$cf::PLAYER{$login}
1323	or cf::sync_job { !aio_stat path $login }	1461	or !aio_stat path $login
1324	}	1462	}
1325		1463
1326	sub find($) {	1464	sub find($) {
1327	return $cf::PLAYER{$_[0]} || do {	1465	return $cf::PLAYER{$_[0]} || do {
1328	my $login = $_[0];	1466	my $login = $_[0];
…		…
1335	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1473	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1336	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1474	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1337	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1475	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1338	aio_unlink +(playerdir $login) . "/$login.pl";	1476	aio_unlink +(playerdir $login) . "/$login.pl";
1339		1477
1340	my $pl = load_pl path $login	1478	my $f = new_from_file cf::object::thawer path $login
1341	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;
1342	$cf::PLAYER{$login} = $pl	1486	$cf::PLAYER{$login} = $pl
1343	}	1487	}
1344	}	1488	}
1345	}	1489	}
1346		1490
…		…
1355	return if $pl->{deny_save};	1499	return if $pl->{deny_save};
1356		1500
1357	aio_mkdir playerdir $pl, 0770;	1501	aio_mkdir playerdir $pl, 0770;
1358	$pl->{last_save} = $cf::RUNTIME;	1502	$pl->{last_save} = $cf::RUNTIME;
1359		1503
		1504	cf::get_slot 0.01;
		1505
1360	$pl->save_pl ($path);	1506	$pl->save_pl ($path);
1361	Coro::cede;	1507	cf::cede_to_tick;
1362	}	1508	}
1363		1509
1364	sub new($) {	1510	sub new($) {
1365	my ($login) = @_;	1511	my ($login) = @_;
1366		1512
…		…
1395	my ($pl) = @_;	1541	my ($pl) = @_;
1396		1542
1397	my $name = $pl->ob->name;	1543	my $name = $pl->ob->name;
1398		1544
1399	$pl->{deny_save} = 1;	1545	$pl->{deny_save} = 1;
1400	$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
1401		1547
1402	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1548	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1403	$pl->deactivate;	1549	$pl->deactivate;
		1550	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1551	$pl->ob->check_score;
1404	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1552	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1405	$pl->ns->destroy if $pl->ns;	1553	$pl->ns->destroy if $pl->ns;
1406		1554
1407	my $path = playerdir $pl;	1555	my $path = playerdir $pl;
1408	my $temp = "$path~$cf::RUNTIME~deleting~";	1556	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1444	or return [];	1592	or return [];
1445		1593
1446	my @logins;	1594	my @logins;
1447		1595
1448	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") {
1449	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1602	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1450	aio_read $fh, 0, 512, my $buf, 0 or next;	1603	aio_read $fh, 0, 512, my $buf, 0 or next;
1451	$buf !~ /^password -------------$/m or next; # official not-valid tag	1604	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1605	}
1452		1606
1453	utf8::decode $login;	1607	utf8::decode $login;
1454	push @logins, $login;	1608	push @logins, $login;
1455	}	1609	}
1456		1610
…		…
1483	}	1637	}
1484		1638
1485	\@paths	1639	\@paths
1486	}	1640	}
1487		1641
1488	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1642	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1489		1643
1490	Expand crossfire pod fragments into protocol xml.	1644	Expand deliantra pod fragments into protocol xml.
1491
1492	=cut
1493
1494	sub expand_cfpod {
1495	((my $self), (local $_)) = @_;
1496
1497	# escape & and <
1498	s/&/&amp;/g;
1499	s/(?<![BIUGH])</&lt;/g;
1500
1501	# this is buggy, it needs to properly take care of nested <'s
1502
1503	1 while
1504	# replace B<>, I<>, U<> etc.
1505	s/B<([^\>]*)>/<b>$1<\/b>/
1506	|| s/I<([^\>]*)>/<i>$1<\/i>/
1507	|| s/U<([^\>]*)>/<u>$1<\/u>/
1508	# replace G<male|female> tags
1509	|| s{G<([^>|]*)\|([^>]*)>}{
1510	$self->gender ? $2 : $1
1511	}ge
1512	# replace H<hint text>
1513	|| s{H<([^\>]*)>}
1514	{
1515	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1516	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1517	"")
1518	[$self->{hintmode}]
1519	}ge;
1520
1521	# create single paragraphs (very hackish)
1522	s/(?<=\S)\n(?=\w)/ /g;
1523
1524	# compress some whitespace
1525	s/\s+\n/\n/g; # ws line-ends
1526	s/\n\n+/\n/g; # double lines
1527	s/^\n+//; # beginning lines
1528	s/\n+$//; # ending lines
1529
1530	$_
1531	}
1532
1533	sub hintmode {
1534	$_[0]{hintmode} = $_[1] if @_ > 1;
1535	$_[0]{hintmode}
1536	}
1537		1645
1538	=item $player->ext_reply ($msgid, @msg)	1646	=item $player->ext_reply ($msgid, @msg)
1539		1647
1540	Sends an ext reply to the player.	1648	Sends an ext reply to the player.
1541		1649
1542	=cut	1650	=cut
1543		1651
1544	sub ext_reply($$@) {	1652	sub ext_reply($$@) {
1545	my ($self, $id, @msg) = @_;	1653	my ($self, $id, @msg) = @_;
1546		1654
1547	if ($self->ns->extcmd == 2) {	1655	$self->ns->ext_reply ($id, @msg)
1548	$self->send ("ext " . $self->ns->{json_coder}->encode (["reply-$id", @msg]));
1549	} elsif ($self->ns->extcmd == 1) {
1550	#TODO: version 1, remove
1551	unshift @msg, msgtype => "reply", msgid => $id;
1552	$self->send ("ext " . $self->ns->{json_coder}->encode ({@msg}));
1553	}
1554	}	1656	}
1555		1657
1556	=item $player->ext_msg ($type, @msg)	1658	=item $player->ext_msg ($type, @msg)
1557		1659
1558	Sends an ext event to the client.	1660	Sends an ext event to the client.
…		…
1614	our $MAX_RESET = 3600;	1716	our $MAX_RESET = 3600;
1615	our $DEFAULT_RESET = 3000;	1717	our $DEFAULT_RESET = 3000;
1616		1718
1617	sub generate_random_map {	1719	sub generate_random_map {
1618	my ($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
1619	# mit "rum" bekleckern, nicht	1724	# mit "rum" bekleckern, nicht
1620	$self->_create_random_map (	1725	$self->_create_random_map (
1621	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1726	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1622	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1727	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1623	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1728	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1745		1850
1746	# the temporary/swap location	1851	# the temporary/swap location
1747	sub save_path {	1852	sub save_path {
1748	my ($self) = @_;	1853	my ($self) = @_;
1749		1854
1750	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1855	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1751	"$TMPDIR/$path.map"	1856	"$TMPDIR/$path.map"
1752	}	1857	}
1753		1858
1754	# the unique path, undef == no special unique path	1859	# the unique path, undef == no special unique path
1755	sub uniq_path {	1860	sub uniq_path {
1756	my ($self) = @_;	1861	my ($self) = @_;
1757		1862
1758	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1863	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1759	"$UNIQUEDIR/$path"	1864	"$UNIQUEDIR/$path"
1760	}	1865	}
1761		1866
1762	# and all this just because we cannot iterate over	1867	# and all this just because we cannot iterate over
1763	# all maps in C++...	1868	# all maps in C++...
…		…
1786		1891
1787	sub load_header_from($) {	1892	sub load_header_from($) {
1788	my ($self, $path) = @_;	1893	my ($self, $path) = @_;
1789		1894
1790	utf8::encode $path;	1895	utf8::encode $path;
1791	#aio_open $path, O_RDONLY, 0	1896	my $f = new_from_file cf::object::thawer $path
1792	# or return;
1793
1794	$self->_load_header ($path)
1795	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;
1796		1904
1797	$self->{load_path} = $path;	1905	$self->{load_path} = $path;
1798		1906
1799	1	1907	1
1800	}	1908	}
…		…
1854	sub find {	1962	sub find {
1855	my ($path, $origin) = @_;	1963	my ($path, $origin) = @_;
1856		1964
1857	$path = normalise $path, $origin && $origin->path;	1965	$path = normalise $path, $origin && $origin->path;
1858		1966
		1967	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1859	cf::lock_wait "map_find:$path";	1968	my $guard2 = cf::lock_acquire "map_find:$path";
1860		1969
1861	$cf::MAP{$path} || do {	1970	$cf::MAP{$path} || do {
1862	my $guard = cf::lock_acquire "map_find:$path";
1863	my $map = new_from_path cf::map $path	1971	my $map = new_from_path cf::map $path
1864	or return;	1972	or return;
1865		1973
1866	$map->{last_save} = $cf::RUNTIME;	1974	$map->{last_save} = $cf::RUNTIME;
1867		1975
…		…
1869	or return;	1977	or return;
1870		1978
1871	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1979	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1872	# doing this can freeze the server in a sync job, obviously	1980	# doing this can freeze the server in a sync job, obviously
1873	#$cf::WAIT_FOR_TICK->wait;	1981	#$cf::WAIT_FOR_TICK->wait;
		1982	undef $guard2;
		1983	undef $guard1;
1874	$map->reset;	1984	$map->reset;
1875	undef $guard;
1876	return find $path;	1985	return find $path;
1877	}	1986	}
1878		1987
1879	$cf::MAP{$path} = $map	1988	$cf::MAP{$path} = $map
1880	}	1989	}
…		…
1889	local $self->{deny_reset} = 1; # loading can take a long time	1998	local $self->{deny_reset} = 1; # loading can take a long time
1890		1999
1891	my $path = $self->{path};	2000	my $path = $self->{path};
1892		2001
1893	{	2002	{
1894	my $guard = cf::lock_acquire "map_load:$path";	2003	my $guard = cf::lock_acquire "map_data:$path";
1895		2004
		2005	return unless $self->valid;
1896	return if $self->in_memory != cf::MAP_SWAPPED;	2006	return unless $self->in_memory == cf::MAP_SWAPPED;
1897		2007
1898	$self->in_memory (cf::MAP_LOADING);	2008	$self->in_memory (cf::MAP_LOADING);
1899		2009
1900	$self->alloc;	2010	$self->alloc;
1901		2011
1902	$self->pre_load;	2012	$self->pre_load;
1903	Coro::cede;	2013	cf::cede_to_tick;
1904		2014
		2015	my $f = new_from_file cf::object::thawer $self->{load_path};
		2016	$f->skip_block;
1905	$self->_load_objects ($self->{load_path}, 1)	2017	$self->_load_objects ($f)
1906	or return;	2018	or return;
1907		2019
1908	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2020	$self->post_load_original
1909	if delete $self->{load_original};	2021	if delete $self->{load_original};
1910		2022
1911	if (my $uniq = $self->uniq_path) {	2023	if (my $uniq = $self->uniq_path) {
1912	utf8::encode $uniq;	2024	utf8::encode $uniq;
1913	if (aio_open $uniq, O_RDONLY, 0) {	2025	unless (aio_stat $uniq) {
		2026	if (my $f = new_from_file cf::object::thawer $uniq) {
1914	$self->clear_unique_items;	2027	$self->clear_unique_items;
1915	$self->_load_objects ($uniq, 0);	2028	$self->_load_objects ($f);
		2029	$f->resolve_delayed_derefs;
		2030	}
1916	}	2031	}
1917	}	2032	}
1918		2033
1919	Coro::cede;	2034	$f->resolve_delayed_derefs;
		2035
		2036	cf::cede_to_tick;
1920	# now do the right thing for maps	2037	# now do the right thing for maps
1921	$self->link_multipart_objects;	2038	$self->link_multipart_objects;
1922	$self->difficulty ($self->estimate_difficulty)	2039	$self->difficulty ($self->estimate_difficulty)
1923	unless $self->difficulty;	2040	unless $self->difficulty;
1924	Coro::cede;	2041	cf::cede_to_tick;
1925		2042
1926	unless ($self->{deny_activate}) {	2043	unless ($self->{deny_activate}) {
1927	$self->decay_objects;	2044	$self->decay_objects;
1928	$self->fix_auto_apply;	2045	$self->fix_auto_apply;
1929	$self->update_buttons;	2046	$self->update_buttons;
1930	Coro::cede;	2047	cf::cede_to_tick;
1931	$self->set_darkness_map;	2048	$self->set_darkness_map;
1932	Coro::cede;	2049	cf::cede_to_tick;
1933	$self->activate;	2050	$self->activate;
1934	}	2051	}
1935		2052
1936	$self->{last_save} = $cf::RUNTIME;	2053	$self->{last_save} = $cf::RUNTIME;
1937	$self->last_access ($cf::RUNTIME);	2054	$self->last_access ($cf::RUNTIME);
1938		2055
1939	$self->in_memory (cf::MAP_IN_MEMORY);	2056	$self->in_memory (cf::MAP_ACTIVE);
1940	}	2057	}
1941		2058
1942	$self->post_load;	2059	$self->post_load;
1943	}	2060	}
1944		2061
…		…
1953		2070
1954	$self	2071	$self
1955	}	2072	}
1956		2073
1957	# find and load all maps in the 3x3 area around a map	2074	# find and load all maps in the 3x3 area around a map
1958	sub load_diag {	2075	sub load_neighbours {
1959	my ($map) = @_;	2076	my ($map) = @_;
1960		2077
1961	my @diag; # diagonal neighbours	2078	my @neigh; # diagonal neighbours
1962		2079
1963	for (0 .. 3) {	2080	for (0 .. 3) {
1964	my $neigh = $map->tile_path ($_)	2081	my $neigh = $map->tile_path ($_)
1965	or next;	2082	or next;
1966	$neigh = find $neigh, $map	2083	$neigh = find $neigh, $map
1967	or next;	2084	or next;
1968	$neigh->load;	2085	$neigh->load;
1969		2086
		2087	push @neigh,
1970	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2088	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1971	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2089	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1972	}	2090	}
1973		2091
1974	for (@diag) {	2092	for (grep defined $_->[0], @neigh) {
		2093	my ($path, $origin) = @$_;
1975	my $neigh = find @$_	2094	my $neigh = find $path, $origin
1976	or next;	2095	or next;
1977	$neigh->load;	2096	$neigh->load;
1978	}	2097	}
1979	}	2098	}
1980		2099
…		…
1985	}	2104	}
1986		2105
1987	sub do_load_sync {	2106	sub do_load_sync {
1988	my ($map) = @_;	2107	my ($map) = @_;
1989		2108
		2109	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2110	if $Coro::current == $Coro::main;
		2111
1990	cf::sync_job { $map->load };	2112	cf::sync_job { $map->load };
1991	}	2113	}
1992		2114
1993	our %MAP_PREFETCH;	2115	our %MAP_PREFETCH;
1994	our $MAP_PREFETCHER = undef;	2116	our $MAP_PREFETCHER = undef;
1995		2117
1996	sub find_async {	2118	sub find_async {
1997	my ($path, $origin) = @_;	2119	my ($path, $origin, $load) = @_;
1998		2120
1999	$path = normalise $path, $origin && $origin->{path};	2121	$path = normalise $path, $origin && $origin->{path};
2000		2122
2001	if (my $map = $cf::MAP{$path}) {	2123	if (my $map = $cf::MAP{$path}) {
2002	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2124	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2003	}	2125	}
2004		2126
2005	undef $MAP_PREFETCH{$path};	2127	$MAP_PREFETCH{$path} |= $load;
		2128
2006	$MAP_PREFETCHER ||= cf::async {	2129	$MAP_PREFETCHER ||= cf::async {
		2130	$Coro::current->{desc} = "map prefetcher";
		2131
2007	while (%MAP_PREFETCH) {	2132	while (%MAP_PREFETCH) {
2008	for my $path (keys %MAP_PREFETCH) {	2133	while (my ($k, $v) = each %MAP_PREFETCH) {
2009	if (my $map = find $path) {	2134	if (my $map = find $k) {
2010	$map->load;	2135	$map->load if $v;
2011	}	2136	}
2012		2137
2013	delete $MAP_PREFETCH{$path};	2138	delete $MAP_PREFETCH{$k};
2014	}	2139	}
2015	}	2140	}
2016	undef $MAP_PREFETCHER;	2141	undef $MAP_PREFETCHER;
2017	};	2142	};
2018	$MAP_PREFETCHER->prio (6);	2143	$MAP_PREFETCHER->prio (6);
…		…
2021	}	2146	}
2022		2147
2023	sub save {	2148	sub save {
2024	my ($self) = @_;	2149	my ($self) = @_;
2025		2150
2026	my $lock = cf::lock_acquire "map_data:" . $self->path;	2151	my $lock = cf::lock_acquire "map_data:$self->{path}";
2027		2152
2028	$self->{last_save} = $cf::RUNTIME;	2153	$self->{last_save} = $cf::RUNTIME;
2029		2154
2030	return unless $self->dirty;	2155	return unless $self->dirty;
2031		2156
…		…
2037	return if $self->{deny_save};	2162	return if $self->{deny_save};
2038		2163
2039	local $self->{last_access} = $self->last_access;#d#	2164	local $self->{last_access} = $self->last_access;#d#
2040		2165
2041	cf::async {	2166	cf::async {
		2167	$Coro::current->{desc} = "map player save";
2042	$_->contr->save for $self->players;	2168	$_->contr->save for $self->players;
2043	};	2169	};
		2170
		2171	cf::get_slot 0.02;
2044		2172
2045	if ($uniq) {	2173	if ($uniq) {
2046	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2174	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2047	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2175	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2048	} else {	2176	} else {
…		…
2054	my ($self) = @_;	2182	my ($self) = @_;
2055		2183
2056	# save first because save cedes	2184	# save first because save cedes
2057	$self->save;	2185	$self->save;
2058		2186
2059	my $lock = cf::lock_acquire "map_data:" . $self->path;	2187	my $lock = cf::lock_acquire "map_data:$self->{path}";
2060		2188
2061	return if $self->players;	2189	return if $self->players;
2062	return if $self->in_memory != cf::MAP_IN_MEMORY;	2190	return if $self->in_memory != cf::MAP_ACTIVE;
2063	return if $self->{deny_save};	2191	return if $self->{deny_save};
2064		2192
		2193	$self->in_memory (cf::MAP_SWAPPED);
		2194
		2195	$self->deactivate;
		2196	$_->clear_links_to ($self) for values %cf::MAP;
2065	$self->clear;	2197	$self->clear;
2066	$self->in_memory (cf::MAP_SWAPPED);
2067	}	2198	}
2068		2199
2069	sub reset_at {	2200	sub reset_at {
2070	my ($self) = @_;	2201	my ($self) = @_;
2071		2202
…		…
2103	if $uniq;	2234	if $uniq;
2104	}	2235	}
2105		2236
2106	delete $cf::MAP{$self->path};	2237	delete $cf::MAP{$self->path};
2107		2238
		2239	$self->deactivate;
		2240	$_->clear_links_to ($self) for values %cf::MAP;
2108	$self->clear;	2241	$self->clear;
2109
2110	$_->clear_links_to ($self) for values %cf::MAP;
2111		2242
2112	$self->unlink_save;	2243	$self->unlink_save;
2113	$self->destroy;	2244	$self->destroy;
2114	}	2245	}
2115		2246
2116	my $nuke_counter = "aaaa";	2247	my $nuke_counter = "aaaa";
2117		2248
2118	sub nuke {	2249	sub nuke {
2119	my ($self) = @_;	2250	my ($self) = @_;
2120		2251
		2252	{
		2253	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2254
2121	delete $cf::MAP{$self->path};	2255	delete $cf::MAP{$self->path};
2122		2256
2123	$self->unlink_save;	2257	$self->unlink_save;
2124		2258
2125	bless $self, "cf::map";	2259	bless $self, "cf::map";
2126	delete $self->{deny_reset};	2260	delete $self->{deny_reset};
2127	$self->{deny_save} = 1;	2261	$self->{deny_save} = 1;
2128	$self->reset_timeout (1);	2262	$self->reset_timeout (1);
2129	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2263	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2130		2264
2131	$cf::MAP{$self->path} = $self;	2265	$cf::MAP{$self->path} = $self;
		2266	}
2132		2267
2133	$self->reset; # polite request, might not happen	2268	$self->reset; # polite request, might not happen
2134	}	2269	}
2135		2270
2136	=item $maps = cf::map::tmp_maps	2271	=item $maps = cf::map::tmp_maps
…		…
2178		2313
2179	sub unique_maps() {	2314	sub unique_maps() {
2180	[	2315	[
2181	map {	2316	map {
2182	utf8::decode $_;	2317	utf8::decode $_;
2183	/\.map$/	2318	s/\.map$//; # TODO future compatibility hack
		2319	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2320	? ()
2184	? normalise $_	2321	: normalise $_
2185	: ()
2186	} @{ aio_readdir $UNIQUEDIR or [] }	2322	} @{ aio_readdir $UNIQUEDIR or [] }
2187	]	2323	]
2188	}	2324	}
2189		2325
2190	package cf;
2191
2192	=back	2326	=back
2193		2327
2194	=head3 cf::object	2328	=head3 cf::object
2195		2329
2196	=cut	2330	=cut
…		…
2199		2333
2200	=over 4	2334	=over 4
2201		2335
2202	=item $ob->inv_recursive	2336	=item $ob->inv_recursive
2203		2337
2204	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.
2205		2340
2206	=cut	2341	=cut
2207		2342
2208	sub inv_recursive_;	2343	sub inv_recursive_;
2209	sub inv_recursive_ {	2344	sub inv_recursive_ {
…		…
2212		2347
2213	sub inv_recursive {	2348	sub inv_recursive {
2214	inv_recursive_ inv $_[0]	2349	inv_recursive_ inv $_[0]
2215	}	2350	}
2216		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
2217	package cf;	2380	package cf;
2218		2381
2219	=back	2382	=back
2220		2383
2221	=head3 cf::object::player	2384	=head3 cf::object::player
…		…
2227	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>
2228	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
2229	dialogue with the given NPC character.	2392	dialogue with the given NPC character.
2230		2393
2231	=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	};
2232		2409
2233	# rough implementation of a future "reply" method that works	2410	# rough implementation of a future "reply" method that works
2234	# with dialog boxes.	2411	# with dialog boxes.
2235	#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
2236	sub cf::object::player::reply($$$;$) {	2413	sub cf::object::player::reply($$$;$) {
…		…
2248	my $dialog = $pl->{npc_dialog};	2425	my $dialog = $pl->{npc_dialog};
2249	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2426	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2250		2427
2251	} else {	2428	} else {
2252	$msg = $npc->name . " says: $msg" if $npc;	2429	$msg = $npc->name . " says: $msg" if $npc;
2253	$self->message ($msg, $flags);	2430	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2254	}	2431	}
2255	}	2432	}
2256	}	2433	}
2257		2434
2258	=item $object->send_msg ($channel, $msg, $color, [extra...])	2435	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2283		2460
2284	=item $player_object->enter_link	2461	=item $player_object->enter_link
2285		2462
2286	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}>).
2287		2464
2288	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.
2289	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.
2290		2469
2291	Will never block.	2470	Will never block.
2292		2471
2293	=item $player_object->leave_link ($map, $x, $y)	2472	=item $player_object->leave_link ($map, $x, $y)
2294		2473
…		…
2349	# use -1 or undef as default coordinates, not 0, 0	2528	# use -1 or undef as default coordinates, not 0, 0
2350	($x, $y) = ($map->enter_x, $map->enter_y)	2529	($x, $y) = ($map->enter_x, $map->enter_y)
2351	if $x <=0 && $y <= 0;	2530	if $x <=0 && $y <= 0;
2352		2531
2353	$map->load;	2532	$map->load;
2354	$map->load_diag;	2533	$map->load_neighbours;
2355		2534
2356	return unless $self->contr->active;	2535	return unless $self->contr->active;
		2536	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2357	$self->activate_recursive;	2537	$self->activate_recursive;
2358		2538
2359	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2539	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2360	$self->enter_map ($map, $x, $y);	2540	$self->enter_map ($map, $x, $y);
2361	}	2541	}
…		…
2366	her, loading and preparing them map, calling the provided $check callback	2546	her, loading and preparing them map, calling the provided $check callback
2367	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
2368	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
2369	be called at the end of this process.	2549	be called at the end of this process.
2370		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
2371	=cut	2554	=cut
2372		2555
2373	our $GOTOGEN;	2556	our $GOTOGEN;
2374		2557
2375	sub cf::object::player::goto {	2558	sub cf::object::player::goto {
…		…
2379	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2562	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2380		2563
2381	$self->enter_link;	2564	$self->enter_link;
2382		2565
2383	(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
2384	my $map = eval {	2588	my $map = eval {
2385	my $map = cf::map::find $path;	2589	my $map = defined $path ? cf::map::find $path : undef;
2386		2590
2387	if ($map) {	2591	if ($map) {
2388	$map = $map->customise_for ($self);	2592	$map = $map->customise_for ($self);
2389	$map = $check->($map) if $check && $map;	2593	$map = $check->($map) if $check && $map;
2390	} else {	2594	} else {
2391	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2595	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2392	}	2596	}
2393		2597
2394	$map	2598	$map
2395	};	2599	};
2396		2600
…		…
2432	}	2636	}
2433		2637
2434	sub prepare_random_map {	2638	sub prepare_random_map {
2435	my ($exit) = @_;	2639	my ($exit) = @_;
2436		2640
2437	my $guard = cf::lock_acquire "exit_prepare:$exit";
2438
2439	# all this does is basically replace the /! path by	2641	# all this does is basically replace the /! path by
2440	# a new random map path (?random/...) with a seed	2642	# a new random map path (?random/...) with a seed
2441	# that depends on the exit object	2643	# that depends on the exit object
2442		2644
2443	my $rmp = parse_random_map_params $exit->msg;	2645	my $rmp = parse_random_map_params $exit->msg;
…		…
2445	if ($exit->map) {	2647	if ($exit->map) {
2446	$rmp->{region} = $exit->region->name;	2648	$rmp->{region} = $exit->region->name;
2447	$rmp->{origin_map} = $exit->map->path;	2649	$rmp->{origin_map} = $exit->map->path;
2448	$rmp->{origin_x} = $exit->x;	2650	$rmp->{origin_x} = $exit->x;
2449	$rmp->{origin_y} = $exit->y;	2651	$rmp->{origin_y} = $exit->y;
		2652
		2653	$exit->map->touch;
2450	}	2654	}
2451		2655
2452	$rmp->{random_seed} ||= $exit->random_seed;	2656	$rmp->{random_seed} ||= $exit->random_seed;
2453		2657
2454	my $data = cf::to_json $rmp;	2658	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2455	my $md5 = Digest::MD5::md5_hex $data;	2659	my $md5 = Digest::MD5::md5_hex $data;
2456	my $meta = "$RANDOMDIR/$md5.meta";	2660	my $meta = "$RANDOMDIR/$md5.meta";
2457		2661
2458	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2662	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2459	aio_write $fh, 0, (length $data), $data, 0;	2663	aio_write $fh, 0, (length $data), $data, 0;
2460	undef $fh;	2664	undef $fh;
2461	aio_rename "$meta~", $meta;	2665	aio_rename "$meta~", $meta;
2462		2666
		2667	my $slaying = "?random/$md5";
		2668
		2669	if ($exit->valid) {
2463	$exit->slaying ("?random/$md5");	2670	$exit->slaying ("?random/$md5");
2464	$exit->msg (undef);	2671	$exit->msg (undef);
		2672	}
2465	}	2673	}
2466	}	2674	}
2467		2675
2468	sub cf::object::player::enter_exit {	2676	sub cf::object::player::enter_exit {
2469	my ($self, $exit) = @_;	2677	my ($self, $exit) = @_;
2470		2678
2471	return unless $self->type == cf::PLAYER;	2679	return unless $self->type == cf::PLAYER;
2472		2680
2473	if ($exit->slaying eq "/!") {
2474	#TODO: this should de-fi-ni-te-ly not be a sync-job
2475	# the problem is that $exit might not survive long enough
2476	# so it needs to be done right now, right here
2477	cf::sync_job { prepare_random_map $exit };
2478	}
2479
2480	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2481	my $hp = $exit->stats->hp;
2482	my $sp = $exit->stats->sp;
2483
2484	$self->enter_link;	2681	$self->enter_link;
2485		2682
2486	# if exit is damned, update players death & WoR home-position
2487	$self->contr->savebed ($slaying, $hp, $sp)
2488	if $exit->flag (FLAG_DAMNED);
2489
2490	(async {	2683	(async {
2491	$self->deactivate_recursive; # just to be sure	2684	$Coro::current->{desc} = "enter_exit";
		2685
2492	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
2493	$self->goto ($slaying, $hp, $sp);	2701	$self->goto ($map, $x, $y);
2494		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
2495	1;	2707	1
2496	}) {	2708	}) {
2497	$self->message ("Something went wrong deep within the crossfire server. "	2709	$self->message ("Something went wrong deep within the deliantra server. "
2498	. "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. "
2499	. "Please report this to the dungeon master!",	2711	. "Please report this to the dungeon master!",
2500	cf::NDI_UNIQUE | cf::NDI_RED);	2712	cf::NDI_UNIQUE | cf::NDI_RED);
2501		2713
2502	warn "ERROR in enter_exit: $@";	2714	warn "ERROR in enter_exit: $@";
…		…
2530	the message, with C<log> being the default. If C<$color> is negative, suppress	2742	the message, with C<log> being the default. If C<$color> is negative, suppress
2531	the message unless the client supports the msg packet.	2743	the message unless the client supports the msg packet.
2532		2744
2533	=cut	2745	=cut
2534		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
2535	sub cf::client::send_msg {	2811	sub cf::client::send_msg {
2536	my ($self, $channel, $msg, $color, @extra) = @_;	2812	my ($self, $channel, $msg, $color, @extra) = @_;
2537		2813
2538	$msg = $self->pl->expand_cfpod ($msg);	2814	$msg = $self->pl->expand_cfpod ($msg)
		2815	unless $color & cf::NDI_VERBATIM;
2539		2816
2540	$color &= cf::NDI_CLIENT_MASK; # just in case...	2817	$color &= cf::NDI_CLIENT_MASK; # just in case...
2541		2818
		2819	# check predefined channels, for the benefit of C
		2820	if ($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
2542	if (ref $channel) {	2828	} elsif (ref $channel) {
2543	# send meta info to client, if not yet sent	2829	# send meta info to client, if not yet sent
2544	unless (exists $self->{channel}{$channel->{id}}) {	2830	unless (exists $self->{channel}{$channel->{id}}) {
2545	$self->{channel}{$channel->{id}} = $channel;	2831	$self->{channel}{$channel->{id}} = $channel;
2546	$self->ext_msg (channel_info => $channel);	2832	$self->ext_msg (channel_info => $channel)
		2833	if $self->can_msg;
2547	}	2834	}
2548		2835
2549	$channel = $channel->{id};	2836	$channel = $channel->{id};
2550	}	2837	}
2551		2838
…		…
2554	if ($self->can_msg) {	2841	if ($self->can_msg) {
2555	# default colour, mask it out	2842	# default colour, mask it out
2556	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2843	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2557	if $color & cf::NDI_DEF;	2844	if $color & cf::NDI_DEF;
2558		2845
2559	$self->send_packet ("msg " . $self->{json_coder}->encode (	2846	my $pkt = "msg "
		2847	. $self->{json_coder}->encode (
2560	[$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);
2561	} else {	2862	} else {
2562	if ($color >= 0) {	2863	if ($color >= 0) {
2563	# replace some tags by gcfclient-compatible ones	2864	# replace some tags by gcfclient-compatible ones
2564	for ($msg) {	2865	for ($msg) {
2565	1 while	2866	1 while
…		…
2573	$color &= cf::NDI_COLOR_MASK;	2874	$color &= cf::NDI_COLOR_MASK;
2574		2875
2575	utf8::encode $msg;	2876	utf8::encode $msg;
2576		2877
2577	if (0 && $msg =~ /\[/) {	2878	if (0 && $msg =~ /\[/) {
		2879	# COMMAND/INFO
2578	$self->send_packet ("drawextinfo $color 4 0 $msg")	2880	$self->send_packet ("drawextinfo $color 10 8 $msg")
2579	} else {	2881	} else {
2580	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	2882	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2581	$self->send_packet ("drawinfo $color $msg")	2883	$self->send_packet ("drawinfo $color $msg")
2582	}	2884	}
2583	}	2885	}
…		…
2591	=cut	2893	=cut
2592		2894
2593	sub cf::client::ext_msg($$@) {	2895	sub cf::client::ext_msg($$@) {
2594	my ($self, $type, @msg) = @_;	2896	my ($self, $type, @msg) = @_;
2595		2897
2596	my $extcmd = $self->extcmd;
2597
2598	if ($extcmd == 2) {	2898	if ($self->extcmd == 2) {
2599	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	2899	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2600	} elsif ($extcmd == 1) { # TODO: remove	2900	} elsif ($self->extcmd == 1) { # TODO: remove
2601	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;
2602	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2920	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2603	}	2921	}
2604	}	2922	}
2605		2923
2606	=item $success = $client->query ($flags, "text", \&cb)	2924	=item $success = $client->query ($flags, "text", \&cb)
…		…
2668	my ($type, $reply, @payload) =	2986	my ($type, $reply, @payload) =
2669	"ARRAY" eq ref $msg	2987	"ARRAY" eq ref $msg
2670	? @$msg	2988	? @$msg
2671	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	2989	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2672		2990
		2991	my @reply;
		2992
2673	if (my $cb = $EXTICMD{$type}) {	2993	if (my $cb = $EXTICMD{$type}) {
2674	my @reply = $cb->($ns, @payload);	2994	@reply = $cb->($ns, @payload);
2675
2676	$ns->ext_reply ($reply, @reply)
2677	if $reply;
2678	}	2995	}
		2996
		2997	$ns->ext_reply ($reply, @reply)
		2998	if $reply;
		2999
2679	} else {	3000	} else {
2680	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";
2681	}	3002	}
2682		3003
2683	cf::override;	3004	cf::override;
…		…
2743	=pod	3064	=pod
2744		3065
2745	The following functions and methods are available within a safe environment:	3066	The following functions and methods are available within a safe environment:
2746		3067
2747	cf::object	3068	cf::object
2748	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
2749	insert remove	3070	insert remove name archname title slaying race decrease split
2750		3071
2751	cf::object::player	3072	cf::object::player
2752	player	3073	player
2753		3074
2754	cf::player	3075	cf::player
…		…
2759		3080
2760	=cut	3081	=cut
2761		3082
2762	for (	3083	for (
2763	["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
2764	insert remove inv)],	3085	insert remove inv nrof name archname title slaying race
		3086	decrease split destroy change_exp)],
2765	["cf::object::player" => qw(player)],	3087	["cf::object::player" => qw(player)],
2766	["cf::player" => qw(peaceful)],	3088	["cf::player" => qw(peaceful)],
2767	["cf::map" => qw(trigger)],	3089	["cf::map" => qw(trigger)],
2768	) {	3090	) {
2769	no strict 'refs';	3091	no strict 'refs';
…		…
2845	# the server's init and main functions	3167	# the server's init and main functions
2846		3168
2847	sub load_facedata($) {	3169	sub load_facedata($) {
2848	my ($path) = @_;	3170	my ($path) = @_;
2849		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
2850	warn "loading facedata from $path\n";	3178	warn "loading facedata from $path\n";
2851		3179
2852	my $facedata;	3180	my $facedata;
2853	0 < aio_load $path, $facedata	3181	0 < aio_load $path, $facedata
2854	or die "$path: $!";	3182	or die "$path: $!";
…		…
2856	$facedata = Coro::Storable::thaw $facedata;	3184	$facedata = Coro::Storable::thaw $facedata;
2857		3185
2858	$facedata->{version} == 2	3186	$facedata->{version} == 2
2859	or cf::cleanup "$path: version mismatch, cannot proceed.";	3187	or cf::cleanup "$path: version mismatch, cannot proceed.";
2860		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
2861	{	3196	{
2862	my $faces = $facedata->{faceinfo};	3197	my $faces = $facedata->{faceinfo};
2863		3198
2864	while (my ($face, $info) = each %$faces) {	3199	while (my ($face, $info) = each %$faces) {
2865	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3200	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3201
2866	cf::face::set_visibility $idx, $info->{visibility};	3202	cf::face::set_visibility $idx, $info->{visibility};
2867	cf::face::set_magicmap $idx, $info->{magicmap};	3203	cf::face::set_magicmap $idx, $info->{magicmap};
2868	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3204	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2869	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3205	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2870		3206
2871	cf::cede_to_tick;	3207	cf::cede_to_tick;
2872	}	3208	}
2873		3209
2874	while (my ($face, $info) = each %$faces) {	3210	while (my ($face, $info) = each %$faces) {
2875	next unless $info->{smooth};	3211	next unless $info->{smooth};
		3212
2876	my $idx = cf::face::find $face	3213	my $idx = cf::face::find $face
2877	or next;	3214	or next;
		3215
2878	if (my $smooth = cf::face::find $info->{smooth}) {	3216	if (my $smooth = cf::face::find $info->{smooth}) {
2879	cf::face::set_smooth $idx, $smooth;	3217	cf::face::set_smooth $idx, $smooth;
2880	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3218	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2881	} else {	3219	} else {
2882	warn "smooth face '$info->{smooth}' not found for face '$face'";	3220	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2899		3237
2900	{	3238	{
2901	# TODO: for gcfclient pleasure, we should give resources	3239	# TODO: for gcfclient pleasure, we should give resources
2902	# that gcfclient doesn't grok a >10000 face index.	3240	# that gcfclient doesn't grok a >10000 face index.
2903	my $res = $facedata->{resource};	3241	my $res = $facedata->{resource};
2904	my $enc = JSON::XS->new->utf8->canonical;
2905
2906	my $soundconf = delete $res->{"res/sound.conf"};
2907		3242
2908	while (my ($name, $info) = each %$res) {	3243	while (my ($name, $info) = each %$res) {
2909	my $meta = $enc->encode ({	3244	if (defined $info->{type}) {
2910	name => $name,
2911	%{ $info->{meta} || {} },
2912	});
2913
2914	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3245	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3246	my $data;
2915		3247
2916	if ($info->{type} & 1) {	3248	if ($info->{type} & 1) {
2917	# prepend meta info	3249	# prepend meta info
2918		3250
		3251	my $meta = $enc->encode ({
		3252	name => $name,
		3253	%{ $info->{meta} || {} },
		3254	});
		3255
2919	my $data = pack "(w/a*)*", $meta, $info->{data};	3256	$data = pack "(w/a*)*", $meta, $info->{data};
2920	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata	3257	} else {
		3258	$data = $info->{data};
		3259	}
2921		3260
2922	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};
2923	} else {	3263	} else {
2924	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};	3264	$RESOURCE{$name} = $info;
2925	}	3265	}
2926		3266
2927	cf::face::set_type $idx, $info->{type};
2928
2929	cf::cede_to_tick;	3267	cf::cede_to_tick;
2930	}	3268	}
2931
2932	if ($soundconf) {
2933	$soundconf = $enc->decode (delete $soundconf->{data});
2934
2935	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2936	my $sound = $soundconf->{compat}[$_]
2937	or next;
2938
2939	my $face = cf::face::find "sound/$sound->[1]";
2940	cf::sound::set $sound->[0] => $face;
2941	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2942	}
2943
2944	while (my ($k, $v) = each %{$soundconf->{event}}) {
2945	my $face = cf::face::find "sound/$v";
2946	cf::sound::set $k => $face;
2947	}
2948	}
2949	}	3269	}
		3270
		3271	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2950		3272
2951	1	3273	1
2952	}	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	});
2953		3295
2954	register_exticmd fx_want => sub {	3296	register_exticmd fx_want => sub {
2955	my ($ns, $want) = @_;	3297	my ($ns, $want) = @_;
2956		3298
2957	while (my ($k, $v) = each %$want) {	3299	while (my ($k, $v) = each %$want) {
2958	$ns->fx_want ($k, $v);	3300	$ns->fx_want ($k, $v);
2959	}	3301	}
2960	};	3302	};
2961		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
2962	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
2963	load_resource_file "$MAPDIR/regions"	3319	load_resource_file "$MAPDIR/regions"
2964	or die "unable to load regions file\n";	3320	or die "unable to load regions file\n";
2965		3321
2966	for (cf::region::list) {	3322	for (cf::region::list) {
2967	$_->{match} = qr/$_->{match}/	3323	$_->{match} = qr/$_->{match}/
…		…
2975	}	3331	}
2976		3332
2977	sub reload_archetypes {	3333	sub reload_archetypes {
2978	load_resource_file "$DATADIR/archetypes"	3334	load_resource_file "$DATADIR/archetypes"
2979	or die "unable to load archetypes\n";	3335	or die "unable to load archetypes\n";
2980	#d# NEED to laod twice to resolve forward references
2981	# this really needs to be done in an extra post-pass
2982	# (which needs to be synchronous, so solve it differently)
2983	load_resource_file "$DATADIR/archetypes"
2984	or die "unable to load archetypes\n";
2985	}	3336	}
2986		3337
2987	sub reload_treasures {	3338	sub reload_treasures {
2988	load_resource_file "$DATADIR/treasures"	3339	load_resource_file "$DATADIR/treasures"
2989	or die "unable to load treasurelists\n";	3340	or die "unable to load treasurelists\n";
2990	}	3341	}
2991		3342
2992	sub reload_resources {	3343	sub reload_resources {
2993	warn "reloading resource files...\n";	3344	warn "reloading resource files...\n";
2994		3345
		3346	reload_facedata;
		3347	reload_archetypes;
2995	reload_regions;	3348	reload_regions;
2996	reload_facedata;
2997	#reload_archetypes;#d#
2998	reload_archetypes;
2999	reload_treasures;	3349	reload_treasures;
3000		3350
3001	warn "finished reloading resource files\n";	3351	warn "finished reloading resource files\n";
3002	}	3352	}
3003		3353
3004	sub init {	3354	sub reload_config {
3005	reload_resources;
3006	}
3007
3008	sub cfg_load {
3009	open my $fh, "<:utf8", "$CONFDIR/config"	3355	open my $fh, "<:utf8", "$CONFDIR/config"
3010	or return;	3356	or return;
3011		3357
3012	local $/;	3358	local $/;
3013	*CFG = YAML::Syck::Load <$fh>;	3359	*CFG = YAML::Load <$fh>;
3014		3360
3015	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3361	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3016		3362
3017	$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};
3018	$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};
…		…
3024	};	3370	};
3025	warn $@ if $@;	3371	warn $@ if $@;
3026	}	3372	}
3027	}	3373	}
3028		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
3029	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
3030	# we must not ever block the main coroutine	3410	# we must not ever block the main coroutine
3031	local $Coro::idle = sub {	3411	local $Coro::idle = sub {
3032	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#
3033	(async {	3413	(async {
3034	Event::one_event;	3414	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3415	EV::loop EV::LOOP_ONESHOT;
3035	})->prio (Coro::PRIO_MAX);	3416	})->prio (Coro::PRIO_MAX);
3036	};	3417	};
3037		3418
3038	cfg_load;	3419	evthread_start IO::AIO::poll_fileno;
		3420
		3421	cf::sync_job {
		3422	reload_resources;
		3423	reload_config;
3039	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
3040	load_extensions;	3437	load_extensions;
3041		3438
3042	$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
3043	Event::loop;	3447	EV::loop;
3044	}	3448	}
3045		3449
3046	#############################################################################	3450	#############################################################################
3047	# initialisation and cleanup	3451	# initialisation and cleanup
3048		3452
3049	# install some emergency cleanup handlers	3453	# install some emergency cleanup handlers
3050	BEGIN {	3454	BEGIN {
		3455	our %SIGWATCHER = ();
3051	for my $signal (qw(INT HUP TERM)) {	3456	for my $signal (qw(INT HUP TERM)) {
3052	Event->signal (	3457	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3053	reentrant => 0,
3054	data => WF_AUTOCANCEL,
3055	signal => $signal,
3056	prio => 0,
3057	cb => sub {
3058	cf::cleanup "SIG$signal";	3458	cf::cleanup "SIG$signal";
3059	},
3060	);	3459	};
3061	}	3460	}
3062	}	3461	}
3063		3462
3064	sub write_runtime {	3463	sub write_runtime_sync {
3065	my $runtime = "$LOCALDIR/runtime";
3066
3067	# first touch the runtime file to show we are still running:	3464	# first touch the runtime file to show we are still running:
3068	# the fsync below can take a very very long time.	3465	# the fsync below can take a very very long time.
3069		3466
3070	IO::AIO::aio_utime $runtime, undef, undef;	3467	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3071		3468
3072	my $guard = cf::lock_acquire "write_runtime";	3469	my $guard = cf::lock_acquire "write_runtime";
3073		3470
3074	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3471	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3075	or return;	3472	or return;
3076		3473
3077	my $value = $cf::RUNTIME + 90 + 10;	3474	my $value = $cf::RUNTIME + 90 + 10;
3078	# 10 is the runtime save interval, for a monotonic clock	3475	# 10 is the runtime save interval, for a monotonic clock
3079	# 60 allows for the watchdog to kill the server.	3476	# 60 allows for the watchdog to kill the server.
…		…
3089	aio_utime $fh, undef, undef;	3486	aio_utime $fh, undef, undef;
3090		3487
3091	close $fh	3488	close $fh
3092	or return;	3489	or return;
3093		3490
3094	aio_rename "$runtime~", $runtime	3491	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3095	and return;	3492	and return;
3096		3493
3097	warn "runtime file written.\n";	3494	warn "runtime file written.\n";
3098		3495
3099	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 };
3100	}	3547	}
3101		3548
3102	sub emergency_save() {	3549	sub emergency_save() {
3103	my $freeze_guard = cf::freeze_mainloop;	3550	my $freeze_guard = cf::freeze_mainloop;
3104		3551
3105	warn "enter emergency perl save\n";	3552	warn "emergency_perl_save: enter\n";
3106		3553
3107	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
3108	# use a peculiar iteration method to avoid tripping on perl	3560	# use a peculiar iteration method to avoid tripping on perl
3109	# refcount bugs in for. also avoids problems with players	3561	# refcount bugs in for. also avoids problems with players
3110	# and maps saved/destroyed asynchronously.	3562	# and maps saved/destroyed asynchronously.
3111	warn "begin emergency player save\n";	3563	warn "emergency_perl_save: begin player save\n";
3112	for my $login (keys %cf::PLAYER) {	3564	for my $login (keys %cf::PLAYER) {
3113	my $pl = $cf::PLAYER{$login} or next;	3565	my $pl = $cf::PLAYER{$login} or next;
3114	$pl->valid or next;	3566	$pl->valid or next;
		3567	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3115	$pl->save;	3568	$pl->save;
3116	}	3569	}
3117	warn "end emergency player save\n";	3570	warn "emergency_perl_save: end player save\n";
3118		3571
3119	warn "begin emergency map save\n";	3572	warn "emergency_perl_save: begin map save\n";
3120	for my $path (keys %cf::MAP) {	3573	for my $path (keys %cf::MAP) {
3121	my $map = $cf::MAP{$path} or next;	3574	my $map = $cf::MAP{$path} or next;
3122	$map->valid or next;	3575	$map->valid or next;
3123	$map->save;	3576	$map->save;
3124	}	3577	}
3125	warn "end emergency map save\n";	3578	warn "emergency_perl_save: end map save\n";
3126		3579
3127	warn "begin emergency database checkpoint\n";	3580	warn "emergency_perl_save: begin database checkpoint\n";
3128	BDB::db_env_txn_checkpoint $DB_ENV;	3581	BDB::db_env_txn_checkpoint $DB_ENV;
3129	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";
3130	};	3587	};
3131		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
3132	warn "leave emergency perl save\n";	3594	warn "emergency_perl_save: leave\n";
3133	}	3595	}
3134		3596
3135	sub post_cleanup {	3597	sub post_cleanup {
3136	my ($make_core) = @_;	3598	my ($make_core) = @_;
3137		3599
3138	warn Carp::longmess "post_cleanup backtrace"	3600	warn Carp::longmess "post_cleanup backtrace"
3139	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 $pkg\n";#d#
3140	}	3631	}
3141		3632
3142	sub do_reload_perl() {	3633	sub do_reload_perl() {
3143	# can/must only be called in main	3634	# can/must only be called in main
3144	if ($Coro::current != $Coro::main) {	3635	if ($Coro::current != $Coro::main) {
3145	warn "can only reload from main coroutine";	3636	warn "can only reload from main coroutine";
3146	return;	3637	return;
3147	}	3638	}
3148		3639
		3640	return if $RELOAD++;
		3641
		3642	my $t1 = EV::time;
		3643
		3644	while ($RELOAD) {
3149	warn "reloading...";	3645	warn "reloading...";
3150		3646
3151	warn "entering sync_job";	3647	warn "entering sync_job";
3152		3648
3153	cf::sync_job {	3649	cf::sync_job {
3154	cf::write_runtime; # external watchdog should not bark	3650	cf::write_runtime_sync; # external watchdog should not bark
3155	cf::emergency_save;	3651	cf::emergency_save;
3156	cf::write_runtime; # external watchdog should not bark	3652	cf::write_runtime_sync; # external watchdog should not bark
3157		3653
3158	warn "syncing database to disk";	3654	warn "syncing database to disk";
3159	BDB::db_env_txn_checkpoint $DB_ENV;	3655	BDB::db_env_txn_checkpoint $DB_ENV;
3160		3656
3161	# 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
3162		3658
3163	warn "cancelling all WF_AUTOCANCEL watchers";
3164	for (Event::all_watchers) {
3165	$_->cancel if $_->data & WF_AUTOCANCEL;
3166	}
3167
3168	warn "flushing outstanding aio requests";	3659	warn "flushing outstanding aio requests";
3169	for (;;) {
3170	BDB::flush;
3171	IO::AIO::flush;
3172	Coro::cede;
3173	last unless IO::AIO::nreqs || BDB::nreqs;	3660	while (IO::AIO::nreqs || BDB::nreqs) {
3174	warn "iterate...";	3661	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3175	}
3176
3177	++$RELOAD;
3178
3179	warn "cancelling all extension coros";
3180	$_->cancel for values %EXT_CORO;
3181	%EXT_CORO = ();
3182
3183	warn "removing commands";
3184	%COMMAND = ();
3185
3186	warn "removing ext/exti commands";
3187	%EXTCMD = ();
3188	%EXTICMD = ();
3189
3190	warn "unloading/nuking all extensions";
3191	for my $pkg (@EXTS) {
3192	warn "... unloading $pkg";
3193
3194	if (my $cb = $pkg->can ("unload")) {
3195	eval {
3196	$cb->($pkg);
3197	1
3198	} or warn "$pkg unloaded, but with errors: $@";
3199	}	3662	}
3200		3663
3201	warn "... nuking $pkg";	3664	warn "cancelling all extension coros";
3202	Symbol::delete_package $pkg;	3665	$_->cancel for values %EXT_CORO;
3203	}	3666	%EXT_CORO = ();
3204		3667
3205	warn "unloading all perl modules loaded from $LIBDIR";	3668	warn "removing commands";
3206	while (my ($k, $v) = each %INC) {	3669	%COMMAND = ();
3207	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3208		3670
		3671	warn "removing ext/exti commands";
		3672	%EXTCMD = ();
		3673	%EXTICMD = ();
		3674
		3675	warn "unloading/nuking all extensions";
		3676	for my $pkg (@EXTS) {
3209	warn "... unloading $k";	3677	warn "... unloading $pkg";
3210	delete $INC{$k};
3211		3678
3212	$k =~ s/\.pm$//;
3213	$k =~ s/\//::/g;
3214
3215	if (my $cb = $k->can ("unload_module")) {	3679	if (my $cb = $pkg->can ("unload")) {
		3680	eval {
3216	$cb->();	3681	$cb->($pkg);
		3682	1
		3683	} or warn "$pkg unloaded, but with errors: $@";
		3684	}
		3685
		3686	warn "... clearing $pkg";
		3687	clear_package $pkg;
3217	}	3688	}
3218		3689
3219	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 $k;
3220	}	3705	}
3221		3706
3222	warn "getting rid of safe::, as good as possible";	3707	warn "getting rid of safe::, as good as possible";
3223	Symbol::delete_package "safe::$_"	3708	clear_package "safe::$_"
3224	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);
3225		3710
3226	warn "unloading cf.pm \"a bit\"";	3711	warn "unloading cf.pm \"a bit\"";
3227	delete $INC{"cf.pm"};	3712	delete $INC{"cf.pm"};
3228	delete $INC{"cf/pod.pm"};	3713	delete $INC{"cf/pod.pm"};
3229		3714
3230	# don't, removes xs symbols, too,	3715	# don't, removes xs symbols, too,
3231	# and global variables created in xs	3716	# and global variables created in xs
3232	#Symbol::delete_package __PACKAGE__;	3717	#clear_package __PACKAGE__;
3233		3718
3234	warn "unload completed, starting to reload now";	3719	warn "unload completed, starting to reload now";
3235		3720
3236	warn "reloading cf.pm";	3721	warn "reloading cf.pm";
3237	require cf;	3722	require cf;
3238	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3723	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3239		3724
3240	warn "loading config and database again";	3725	warn "loading config and database again";
3241	cf::cfg_load;	3726	cf::reload_config;
3242		3727
3243	warn "loading extensions";	3728	warn "loading extensions";
3244	cf::load_extensions;	3729	cf::load_extensions;
3245		3730
		3731	if ($REATTACH_ON_RELOAD) {
3246	warn "reattaching attachments to objects/players";	3732	warn "reattaching attachments to objects/players";
3247	_global_reattach; # objects, sockets	3733	_global_reattach; # objects, sockets
3248	warn "reattaching attachments to maps";	3734	warn "reattaching attachments to maps";
3249	reattach $_ for values %MAP;	3735	reattach $_ for values %MAP;
3250	warn "reattaching attachments to players";	3736	warn "reattaching attachments to players";
3251	reattach $_ for values %PLAYER;	3737	reattach $_ for values %PLAYER;
		3738	}
3252		3739
		3740	warn "running post_init jobs";
		3741	(pop @POST_INIT)->(1) while @POST_INIT;
		3742
3253	warn "leaving sync_job";	3743	warn "leaving sync_job";
3254		3744
3255	1	3745	1
3256	} or do {	3746	} or do {
3257	warn $@;	3747	warn $@;
3258	warn "error while reloading, exiting.";	3748	cf::cleanup "error while reloading, exiting.";
3259	exit 1;
3260	};	3749	};
3261		3750
3262	warn "reloaded";	3751	warn "reloaded";
		3752	--$RELOAD;
		3753	}
		3754
		3755	$t1 = EV::time - $t1;
		3756	warn "reload completed in ${t1}s\n";
3263	};	3757	};
3264		3758
3265	our $RELOAD_WATCHER; # used only during reload	3759	our $RELOAD_WATCHER; # used only during reload
3266		3760
3267	sub reload_perl() {	3761	sub reload_perl() {
3268	# doing reload synchronously and two reloads happen back-to-back,	3762	# doing reload synchronously and two reloads happen back-to-back,
3269	# coro crashes during coro_state_free->destroy here.	3763	# coro crashes during coro_state_free->destroy here.
3270		3764
3271	$RELOAD_WATCHER ||= Event->timer (	3765	$RELOAD_WATCHER ||= cf::async {
3272	reentrant => 0,	3766	Coro::AIO::aio_wait cache_extensions;
3273	after => 0,	3767
3274	data => WF_AUTOCANCEL,	3768	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3275	cb => sub {
3276	do_reload_perl;	3769	do_reload_perl;
3277	undef $RELOAD_WATCHER;	3770	undef $RELOAD_WATCHER;
3278	},	3771	};
3279	);	3772	};
3280	}	3773	}
3281		3774
3282	register_command "reload" => sub {	3775	register_command "reload" => sub {
3283	my ($who, $arg) = @_;	3776	my ($who, $arg) = @_;
3284		3777
3285	if ($who->flag (FLAG_WIZ)) {	3778	if ($who->flag (FLAG_WIZ)) {
3286	$who->message ("reloading server.");	3779	$who->message ("reloading server.");
		3780	async {
		3781	$Coro::current->{desc} = "perl_reload";
3287	async { reload_perl };	3782	reload_perl;
		3783	};
3288	}	3784	}
3289	};	3785	};
3290		3786
3291	unshift @INC, $LIBDIR;	3787	unshift @INC, $LIBDIR;
3292		3788
…		…
3294		3790
3295	our @WAIT_FOR_TICK;	3791	our @WAIT_FOR_TICK;
3296	our @WAIT_FOR_TICK_BEGIN;	3792	our @WAIT_FOR_TICK_BEGIN;
3297		3793
3298	sub wait_for_tick {	3794	sub wait_for_tick {
3299	return unless $TICK_WATCHER->is_active;
3300	return if $Coro::current == $Coro::main;	3795	return if tick_inhibit || $Coro::current == $Coro::main;
3301		3796
3302	my $signal = new Coro::Signal;	3797	my $signal = new Coro::Signal;
3303	push @WAIT_FOR_TICK, $signal;	3798	push @WAIT_FOR_TICK, $signal;
3304	$signal->wait;	3799	$signal->wait;
3305	}	3800	}
3306		3801
3307	sub wait_for_tick_begin {	3802	sub wait_for_tick_begin {
3308	return unless $TICK_WATCHER->is_active;
3309	return if $Coro::current == $Coro::main;	3803	return if tick_inhibit || $Coro::current == $Coro::main;
3310		3804
3311	my $signal = new Coro::Signal;	3805	my $signal = new Coro::Signal;
3312	push @WAIT_FOR_TICK_BEGIN, $signal;	3806	push @WAIT_FOR_TICK_BEGIN, $signal;
3313	$signal->wait;	3807	$signal->wait;
3314	}	3808	}
3315		3809
3316	my $min = 1e6;#d#	3810	sub tick {
3317	my $avg = 10;
3318	$TICK_WATCHER = Event->timer (
3319	reentrant => 0,
3320	parked => 1,
3321	prio => 0,
3322	at => $NEXT_TICK || $TICK,
3323	data => WF_AUTOCANCEL,
3324	cb => sub {
3325	if ($Coro::current != $Coro::main) {	3811	if ($Coro::current != $Coro::main) {
3326	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3812	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3327	unless ++$bug_warning > 10;	3813	unless ++$bug_warning > 10;
3328	return;	3814	return;
3329	}	3815	}
3330		3816
3331	$NOW = $tick_start = Event::time;
3332
3333	cf::server_tick; # one server iteration	3817	cf::server_tick; # one server iteration
3334		3818
3335	0 && sync_job {#d#	3819	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3336	for(1..10) {	3820	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3337	my $t = Event::time;	3821	Coro::async_pool {
3338	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3822	$Coro::current->{desc} = "runtime saver";
3339	or die;	3823	write_runtime_sync
3340		3824	or warn "ERROR: unable to write runtime file: $!";
3341	$map->width (50);
3342	$map->height (50);
3343	$map->alloc;
3344	$map->_load_objects ("/tmp/x.map", 1);
3345	my $t = Event::time - $t;
3346
3347	#next unless $t < 0.0013;#d#
3348	if ($t < $min) {
3349	$min = $t;
3350	}
3351	$avg = $avg * 0.99 + $t * 0.01;
3352	}
3353	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3354	exit 0;
3355	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3356	};	3825	};
		3826	}
3357		3827
3358	$RUNTIME += $TICK;
3359	$NEXT_TICK += $TICK;
3360
3361	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3362	$NEXT_RUNTIME_WRITE = $NOW + 10;
3363	Coro::async_pool {
3364	write_runtime
3365	or warn "ERROR: unable to write runtime file: $!";
3366	};
3367	}
3368
3369	# my $AFTER = Event::time;
3370	# warn $AFTER - $NOW;#d#
3371
3372	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3828	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3373	$sig->send;	3829	$sig->send;
3374	}	3830	}
3375	while (my $sig = shift @WAIT_FOR_TICK) {	3831	while (my $sig = shift @WAIT_FOR_TICK) {
3376	$sig->send;	3832	$sig->send;
3377	}	3833	}
3378		3834
3379	$NOW = Event::time;	3835	$LOAD = ($NOW - $TICK_START) / $TICK;
3380
3381	# if we are delayed by four ticks or more, skip them all
3382	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3383
3384	$TICK_WATCHER->at ($NEXT_TICK);
3385	$TICK_WATCHER->start;
3386
3387	$LOAD = ($NOW - $tick_start) / $TICK;
3388	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3836	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3389		3837
3390	_post_tick;	3838	if (0) {
3391		3839	if ($NEXT_TICK) {
3392		3840	my $jitter = $TICK_START - $NEXT_TICK;
		3841	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3842	warn "jitter $JITTER\n";#d#
		3843	}
3393	},	3844	}
3394	);	3845	}
3395		3846
3396	{	3847	{
3397	BDB::max_poll_time $TICK * 0.1;	3848	# configure BDB
3398	$BDB_POLL_WATCHER = Event->io (	3849
3399	reentrant => 0,
3400	fd => BDB::poll_fileno,
3401	poll => 'r',
3402	prio => 0,
3403	data => WF_AUTOCANCEL,
3404	cb => \&BDB::poll_cb,
3405	);
3406	BDB::min_parallel 8;	3850	BDB::min_parallel 8;
3407		3851	BDB::max_poll_reqs $TICK * 0.1;
3408	BDB::set_sync_prepare {	3852	$AnyEvent::BDB::WATCHER->priority (1);
3409	my $status;
3410	my $current = $Coro::current;
3411	(
3412	sub {
3413	$status = $!;
3414	$current->ready; undef $current;
3415	},
3416	sub {
3417	Coro::schedule while defined $current;
3418	$! = $status;
3419	},
3420	)
3421	};
3422		3853
3423	unless ($DB_ENV) {	3854	unless ($DB_ENV) {
3424	$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);
3425		3861
3426	cf::sync_job {	3862	cf::sync_job {
3427	eval {	3863	eval {
3428	BDB::db_env_open	3864	BDB::db_env_open
3429	$DB_ENV,	3865	$DB_ENV,
…		…
3431	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3867	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3432	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3868	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3433	0666;	3869	0666;
3434		3870
3435	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3871	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3436
3437	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3438	$DB_ENV->set_lk_detect;
3439	};	3872	};
3440		3873
3441	cf::cleanup "db_env_open(db): $@" if $@;	3874	cf::cleanup "db_env_open(db): $@" if $@;
3442	};	3875	};
3443	}	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	};
3444	}	3887	}
3445		3888
3446	{	3889	{
		3890	# configure IO::AIO
		3891
3447	IO::AIO::min_parallel 8;	3892	IO::AIO::min_parallel 8;
3448
3449	undef $Coro::AIO::WATCHER;
3450	IO::AIO::max_poll_time $TICK * 0.1;	3893	IO::AIO::max_poll_time $TICK * 0.1;
3451	$AIO_POLL_WATCHER = Event->io (	3894	undef $AnyEvent::AIO::WATCHER;
3452	reentrant => 0,
3453	data => WF_AUTOCANCEL,
3454	fd => IO::AIO::poll_fileno,
3455	poll => 'r',
3456	prio => 6,
3457	cb => \&IO::AIO::poll_cb,
3458	);
3459	}	3895	}
3460		3896
3461	my $_log_backtrace;	3897	my $_log_backtrace;
3462		3898
3463	sub _log_backtrace {	3899	sub _log_backtrace {
…		…
3466	$msg =~ s/\n//;	3902	$msg =~ s/\n//;
3467		3903
3468	# limit the # of concurrent backtraces	3904	# limit the # of concurrent backtraces
3469	if ($_log_backtrace < 2) {	3905	if ($_log_backtrace < 2) {
3470	++$_log_backtrace;	3906	++$_log_backtrace;
		3907	my $perl_bt = Carp::longmess $msg;
3471	async {	3908	async {
		3909	$Coro::current->{desc} = "abt $msg";
		3910
3472	my @bt = fork_call {	3911	my @bt = fork_call {
3473	@addr = map { sprintf "%x", $_ } @addr;	3912	@addr = map { sprintf "%x", $_ } @addr;
3474	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3913	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3475	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 |"
3476	or die "addr2line: $!";	3915	or die "addr2line: $!";
…		…
3484	}	3923	}
3485		3924
3486	@funcs	3925	@funcs
3487	};	3926	};
3488		3927
3489	LOG llevInfo, "[ABT] $msg\n";	3928	LOG llevInfo, "[ABT] $perl_bt\n";
		3929	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3490	LOG llevInfo, "[ABT] $_\n" for @bt;	3930	LOG llevInfo, "[ABT] $_\n" for @bt;
3491	--$_log_backtrace;	3931	--$_log_backtrace;
3492	};	3932	};
3493	} else {	3933	} else {
3494	LOG llevInfo, "[ABT] $msg\n";	3934	LOG llevInfo, "[ABT] $msg\n";

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