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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.321 by root, Thu Jul 26 21:44:43 2007 UTC vs.
Revision 1.459 by root, Sat Dec 13 21:46:12 2008 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify
		7	# it under the terms of the GNU General Public License as published by
		8	# the Free Software Foundation, either version 3 of the License, or
		9	# (at your option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the GNU General Public License
		17	# along with this program. If not, see <http://www.gnu.org/licenses/>.
		18	#
		19	# The authors can be reached via e-mail to <support@deliantra.net>
		20	#
		21
1	package cf;	22	package cf;
2		23
		24	use 5.10.0;
3	use utf8;	25	use utf8;
4	use strict;	26	use strict "vars", "subs";
5		27
6	use Symbol;	28	use Symbol;
7	use List::Util;	29	use List::Util;
8	use Socket;	30	use Socket;
9	use Storable;	31	use EV;
10	use Event;
11	use Opcode;	32	use Opcode;
12	use Safe;	33	use Safe;
13	use Safe::Hole;	34	use Safe::Hole;
		35	use Storable ();
14		36
		37	use Guard ();
15	use Coro 3.61 ();	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 "FATAL: $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
…		…
1372	$cf::PLAYER{$login} = $self;	1518	$cf::PLAYER{$login} = $self;
1373		1519
1374	$self	1520	$self
1375	}	1521	}
1376		1522
		1523	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1524
		1525	=cut
		1526
		1527	sub send_msg {
		1528	my $ns = shift->ns
		1529	or return;
		1530	$ns->send_msg (@_);
		1531	}
		1532
1377	=item $pl->quit_character	1533	=item $pl->quit_character
1378		1534
1379	Nukes the player without looking back. If logged in, the connection will	1535	Nukes the player without looking back. If logged in, the connection will
1380	be destroyed. May block for a long time.	1536	be destroyed. May block for a long time.
1381		1537
…		…
1385	my ($pl) = @_;	1541	my ($pl) = @_;
1386		1542
1387	my $name = $pl->ob->name;	1543	my $name = $pl->ob->name;
1388		1544
1389	$pl->{deny_save} = 1;	1545	$pl->{deny_save} = 1;
1390	$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
1391		1547
1392	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1548	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1393	$pl->deactivate;	1549	$pl->deactivate;
		1550	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1551	$pl->ob->check_score;
1394	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1552	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1395	$pl->ns->destroy if $pl->ns;	1553	$pl->ns->destroy if $pl->ns;
1396		1554
1397	my $path = playerdir $pl;	1555	my $path = playerdir $pl;
1398	my $temp = "$path~$cf::RUNTIME~deleting~";	1556	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1434	or return [];	1592	or return [];
1435		1593
1436	my @logins;	1594	my @logins;
1437		1595
1438	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") {
1439	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1602	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1440	aio_read $fh, 0, 512, my $buf, 0 or next;	1603	aio_read $fh, 0, 512, my $buf, 0 or next;
1441	$buf !~ /^password -------------$/m or next; # official not-valid tag	1604	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1605	}
1442		1606
1443	utf8::decode $login;	1607	utf8::decode $login;
1444	push @logins, $login;	1608	push @logins, $login;
1445	}	1609	}
1446		1610
…		…
1473	}	1637	}
1474		1638
1475	\@paths	1639	\@paths
1476	}	1640	}
1477		1641
1478	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1642	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1479		1643
1480	Expand crossfire pod fragments into protocol xml.	1644	Expand deliantra pod fragments into protocol xml.
1481
1482	=cut
1483
1484	sub expand_cfpod {
1485	((my $self), (local $_)) = @_;
1486
1487	# escape & and <
1488	s/&/&amp;/g;
1489	s/(?<![BIUGH])</&lt;/g;
1490
1491	# this is buggy, it needs to properly take care of nested <'s
1492
1493	1 while
1494	# replace B<>, I<>, U<> etc.
1495	s/B<([^\>]*)>/<b>$1<\/b>/
1496	|| s/I<([^\>]*)>/<i>$1<\/i>/
1497	|| s/U<([^\>]*)>/<u>$1<\/u>/
1498	# replace G<male|female> tags
1499	|| s{G<([^>|]*)\|([^>]*)>}{
1500	$self->gender ? $2 : $1
1501	}ge
1502	# replace H<hint text>
1503	|| s{H<([^\>]*)>}
1504	{
1505	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1506	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1507	"")
1508	[$self->{hintmode}]
1509	}ge;
1510
1511	# create single paragraphs (very hackish)
1512	s/(?<=\S)\n(?=\w)/ /g;
1513
1514	# compress some whitespace
1515	s/\s+\n/\n/g; # ws line-ends
1516	s/\n\n+/\n/g; # double lines
1517	s/^\n+//; # beginning lines
1518	s/\n+$//; # ending lines
1519
1520	$_
1521	}
1522
1523	sub hintmode {
1524	$_[0]{hintmode} = $_[1] if @_ > 1;
1525	$_[0]{hintmode}
1526	}
1527		1645
1528	=item $player->ext_reply ($msgid, @msg)	1646	=item $player->ext_reply ($msgid, @msg)
1529		1647
1530	Sends an ext reply to the player.	1648	Sends an ext reply to the player.
1531		1649
1532	=cut	1650	=cut
1533		1651
1534	sub ext_reply($$@) {	1652	sub ext_reply($$@) {
1535	my ($self, $id, @msg) = @_;	1653	my ($self, $id, @msg) = @_;
1536		1654
1537	if ($self->ns->extcmd == 2) {	1655	$self->ns->ext_reply ($id, @msg)
1538	$self->send ("ext " . $self->ns->{json_coder}->encode (["reply-$id", @msg]));
1539	} elsif ($self->ns->extcmd == 1) {
1540	#TODO: version 1, remove
1541	unshift @msg, msgtype => "reply", msgid => $id;
1542	$self->send ("ext " . $self->ns->{json_coder}->encode ({@msg}));
1543	}
1544	}	1656	}
1545		1657
1546	=item $player->ext_msg ($type, @msg)	1658	=item $player->ext_msg ($type, @msg)
1547		1659
1548	Sends an ext event to the client.	1660	Sends an ext event to the client.
…		…
1604	our $MAX_RESET = 3600;	1716	our $MAX_RESET = 3600;
1605	our $DEFAULT_RESET = 3000;	1717	our $DEFAULT_RESET = 3000;
1606		1718
1607	sub generate_random_map {	1719	sub generate_random_map {
1608	my ($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
1609	# mit "rum" bekleckern, nicht	1724	# mit "rum" bekleckern, nicht
1610	$self->_create_random_map (	1725	$self->_create_random_map (
1611	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1726	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1612	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1727	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1613	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1728	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1735		1850
1736	# the temporary/swap location	1851	# the temporary/swap location
1737	sub save_path {	1852	sub save_path {
1738	my ($self) = @_;	1853	my ($self) = @_;
1739		1854
1740	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1855	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1741	"$TMPDIR/$path.map"	1856	"$TMPDIR/$path.map"
1742	}	1857	}
1743		1858
1744	# the unique path, undef == no special unique path	1859	# the unique path, undef == no special unique path
1745	sub uniq_path {	1860	sub uniq_path {
1746	my ($self) = @_;	1861	my ($self) = @_;
1747		1862
1748	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1863	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1749	"$UNIQUEDIR/$path"	1864	"$UNIQUEDIR/$path"
1750	}	1865	}
1751		1866
1752	# and all this just because we cannot iterate over	1867	# and all this just because we cannot iterate over
1753	# all maps in C++...	1868	# all maps in C++...
…		…
1776		1891
1777	sub load_header_from($) {	1892	sub load_header_from($) {
1778	my ($self, $path) = @_;	1893	my ($self, $path) = @_;
1779		1894
1780	utf8::encode $path;	1895	utf8::encode $path;
1781	#aio_open $path, O_RDONLY, 0	1896	my $f = new_from_file cf::object::thawer $path
1782	# or return;
1783
1784	$self->_load_header ($path)
1785	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;
1786		1904
1787	$self->{load_path} = $path;	1905	$self->{load_path} = $path;
1788		1906
1789	1	1907	1
1790	}	1908	}
…		…
1844	sub find {	1962	sub find {
1845	my ($path, $origin) = @_;	1963	my ($path, $origin) = @_;
1846		1964
1847	$path = normalise $path, $origin && $origin->path;	1965	$path = normalise $path, $origin && $origin->path;
1848		1966
		1967	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1849	cf::lock_wait "map_find:$path";	1968	my $guard2 = cf::lock_acquire "map_find:$path";
1850		1969
1851	$cf::MAP{$path} || do {	1970	$cf::MAP{$path} || do {
1852	my $guard = cf::lock_acquire "map_find:$path";
1853	my $map = new_from_path cf::map $path	1971	my $map = new_from_path cf::map $path
1854	or return;	1972	or return;
1855		1973
1856	$map->{last_save} = $cf::RUNTIME;	1974	$map->{last_save} = $cf::RUNTIME;
1857		1975
…		…
1859	or return;	1977	or return;
1860		1978
1861	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1979	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1862	# doing this can freeze the server in a sync job, obviously	1980	# doing this can freeze the server in a sync job, obviously
1863	#$cf::WAIT_FOR_TICK->wait;	1981	#$cf::WAIT_FOR_TICK->wait;
		1982	undef $guard2;
		1983	undef $guard1;
1864	$map->reset;	1984	$map->reset;
1865	undef $guard;
1866	return find $path;	1985	return find $path;
1867	}	1986	}
1868		1987
1869	$cf::MAP{$path} = $map	1988	$cf::MAP{$path} = $map
1870	}	1989	}
…		…
1879	local $self->{deny_reset} = 1; # loading can take a long time	1998	local $self->{deny_reset} = 1; # loading can take a long time
1880		1999
1881	my $path = $self->{path};	2000	my $path = $self->{path};
1882		2001
1883	{	2002	{
1884	my $guard = cf::lock_acquire "map_load:$path";	2003	my $guard = cf::lock_acquire "map_data:$path";
1885		2004
		2005	return unless $self->valid;
1886	return if $self->in_memory != cf::MAP_SWAPPED;	2006	return unless $self->in_memory == cf::MAP_SWAPPED;
1887		2007
1888	$self->in_memory (cf::MAP_LOADING);	2008	$self->in_memory (cf::MAP_LOADING);
1889		2009
1890	$self->alloc;	2010	$self->alloc;
1891		2011
1892	$self->pre_load;	2012	$self->pre_load;
1893	Coro::cede;	2013	cf::cede_to_tick;
1894		2014
		2015	my $f = new_from_file cf::object::thawer $self->{load_path};
		2016	$f->skip_block;
1895	$self->_load_objects ($self->{load_path}, 1)	2017	$self->_load_objects ($f)
1896	or return;	2018	or return;
1897		2019
1898	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2020	$self->post_load_original
1899	if delete $self->{load_original};	2021	if delete $self->{load_original};
1900		2022
1901	if (my $uniq = $self->uniq_path) {	2023	if (my $uniq = $self->uniq_path) {
1902	utf8::encode $uniq;	2024	utf8::encode $uniq;
1903	if (aio_open $uniq, O_RDONLY, 0) {	2025	unless (aio_stat $uniq) {
		2026	if (my $f = new_from_file cf::object::thawer $uniq) {
1904	$self->clear_unique_items;	2027	$self->clear_unique_items;
1905	$self->_load_objects ($uniq, 0);	2028	$self->_load_objects ($f);
		2029	$f->resolve_delayed_derefs;
		2030	}
1906	}	2031	}
1907	}	2032	}
1908		2033
1909	Coro::cede;	2034	$f->resolve_delayed_derefs;
		2035
		2036	cf::cede_to_tick;
1910	# now do the right thing for maps	2037	# now do the right thing for maps
1911	$self->link_multipart_objects;	2038	$self->link_multipart_objects;
1912	$self->difficulty ($self->estimate_difficulty)	2039	$self->difficulty ($self->estimate_difficulty)
1913	unless $self->difficulty;	2040	unless $self->difficulty;
1914	Coro::cede;	2041	cf::cede_to_tick;
1915		2042
1916	unless ($self->{deny_activate}) {	2043	unless ($self->{deny_activate}) {
1917	$self->decay_objects;	2044	$self->decay_objects;
1918	$self->fix_auto_apply;	2045	$self->fix_auto_apply;
1919	$self->update_buttons;	2046	$self->update_buttons;
1920	Coro::cede;	2047	cf::cede_to_tick;
1921	$self->set_darkness_map;	2048	$self->set_darkness_map;
1922	Coro::cede;	2049	cf::cede_to_tick;
1923	$self->activate;	2050	$self->activate;
1924	}	2051	}
1925		2052
		2053	$self->{last_save} = $cf::RUNTIME;
		2054	$self->last_access ($cf::RUNTIME);
		2055
1926	$self->in_memory (cf::MAP_IN_MEMORY);	2056	$self->in_memory (cf::MAP_ACTIVE);
1927	}	2057	}
1928		2058
1929	$self->post_load;	2059	$self->post_load;
1930	}	2060	}
1931		2061
…		…
1940		2070
1941	$self	2071	$self
1942	}	2072	}
1943		2073
1944	# find and load all maps in the 3x3 area around a map	2074	# find and load all maps in the 3x3 area around a map
1945	sub load_diag {	2075	sub load_neighbours {
1946	my ($map) = @_;	2076	my ($map) = @_;
1947		2077
1948	my @diag; # diagonal neighbours	2078	my @neigh; # diagonal neighbours
1949		2079
1950	for (0 .. 3) {	2080	for (0 .. 3) {
1951	my $neigh = $map->tile_path ($_)	2081	my $neigh = $map->tile_path ($_)
1952	or next;	2082	or next;
1953	$neigh = find $neigh, $map	2083	$neigh = find $neigh, $map
1954	or next;	2084	or next;
1955	$neigh->load;	2085	$neigh->load;
1956		2086
		2087	push @neigh,
1957	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2088	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1958	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2089	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1959	}	2090	}
1960		2091
1961	for (@diag) {	2092	for (grep defined $_->[0], @neigh) {
		2093	my ($path, $origin) = @$_;
1962	my $neigh = find @$_	2094	my $neigh = find $path, $origin
1963	or next;	2095	or next;
1964	$neigh->load;	2096	$neigh->load;
1965	}	2097	}
1966	}	2098	}
1967		2099
…		…
1972	}	2104	}
1973		2105
1974	sub do_load_sync {	2106	sub do_load_sync {
1975	my ($map) = @_;	2107	my ($map) = @_;
1976		2108
		2109	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2110	if $Coro::current == $Coro::main;
		2111
1977	cf::sync_job { $map->load };	2112	cf::sync_job { $map->load };
1978	}	2113	}
1979		2114
1980	our %MAP_PREFETCH;	2115	our %MAP_PREFETCH;
1981	our $MAP_PREFETCHER = undef;	2116	our $MAP_PREFETCHER = undef;
1982		2117
1983	sub find_async {	2118	sub find_async {
1984	my ($path, $origin) = @_;	2119	my ($path, $origin, $load) = @_;
1985		2120
1986	$path = normalise $path, $origin && $origin->{path};	2121	$path = normalise $path, $origin && $origin->{path};
1987		2122
1988	if (my $map = $cf::MAP{$path}) {	2123	if (my $map = $cf::MAP{$path}) {
1989	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2124	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1990	}	2125	}
1991		2126
1992	undef $MAP_PREFETCH{$path};	2127	$MAP_PREFETCH{$path} |= $load;
		2128
1993	$MAP_PREFETCHER ||= cf::async {	2129	$MAP_PREFETCHER ||= cf::async {
		2130	$Coro::current->{desc} = "map prefetcher";
		2131
1994	while (%MAP_PREFETCH) {	2132	while (%MAP_PREFETCH) {
1995	for my $path (keys %MAP_PREFETCH) {	2133	while (my ($k, $v) = each %MAP_PREFETCH) {
1996	if (my $map = find $path) {	2134	if (my $map = find $k) {
1997	$map->load;	2135	$map->load if $v;
1998	}	2136	}
1999		2137
2000	delete $MAP_PREFETCH{$path};	2138	delete $MAP_PREFETCH{$k};
2001	}	2139	}
2002	}	2140	}
2003	undef $MAP_PREFETCHER;	2141	undef $MAP_PREFETCHER;
2004	};	2142	};
2005	$MAP_PREFETCHER->prio (6);	2143	$MAP_PREFETCHER->prio (6);
…		…
2008	}	2146	}
2009		2147
2010	sub save {	2148	sub save {
2011	my ($self) = @_;	2149	my ($self) = @_;
2012		2150
2013	my $lock = cf::lock_acquire "map_data:" . $self->path;	2151	my $lock = cf::lock_acquire "map_data:$self->{path}";
2014		2152
2015	$self->{last_save} = $cf::RUNTIME;	2153	$self->{last_save} = $cf::RUNTIME;
2016		2154
2017	return unless $self->dirty;	2155	return unless $self->dirty;
2018		2156
…		…
2024	return if $self->{deny_save};	2162	return if $self->{deny_save};
2025		2163
2026	local $self->{last_access} = $self->last_access;#d#	2164	local $self->{last_access} = $self->last_access;#d#
2027		2165
2028	cf::async {	2166	cf::async {
		2167	$Coro::current->{desc} = "map player save";
2029	$_->contr->save for $self->players;	2168	$_->contr->save for $self->players;
2030	};	2169	};
		2170
		2171	cf::get_slot 0.02;
2031		2172
2032	if ($uniq) {	2173	if ($uniq) {
2033	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2174	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2034	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2175	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2035	} else {	2176	} else {
…		…
2041	my ($self) = @_;	2182	my ($self) = @_;
2042		2183
2043	# save first because save cedes	2184	# save first because save cedes
2044	$self->save;	2185	$self->save;
2045		2186
2046	my $lock = cf::lock_acquire "map_data:" . $self->path;	2187	my $lock = cf::lock_acquire "map_data:$self->{path}";
2047		2188
2048	return if $self->players;	2189	return if $self->players;
2049	return if $self->in_memory != cf::MAP_IN_MEMORY;	2190	return if $self->in_memory != cf::MAP_ACTIVE;
2050	return if $self->{deny_save};	2191	return if $self->{deny_save};
2051		2192
		2193	$self->in_memory (cf::MAP_SWAPPED);
		2194
		2195	$self->deactivate;
		2196	$_->clear_links_to ($self) for values %cf::MAP;
2052	$self->clear;	2197	$self->clear;
2053	$self->in_memory (cf::MAP_SWAPPED);
2054	}	2198	}
2055		2199
2056	sub reset_at {	2200	sub reset_at {
2057	my ($self) = @_;	2201	my ($self) = @_;
2058		2202
…		…
2090	if $uniq;	2234	if $uniq;
2091	}	2235	}
2092		2236
2093	delete $cf::MAP{$self->path};	2237	delete $cf::MAP{$self->path};
2094		2238
		2239	$self->deactivate;
		2240	$_->clear_links_to ($self) for values %cf::MAP;
2095	$self->clear;	2241	$self->clear;
2096
2097	$_->clear_links_to ($self) for values %cf::MAP;
2098		2242
2099	$self->unlink_save;	2243	$self->unlink_save;
2100	$self->destroy;	2244	$self->destroy;
2101	}	2245	}
2102		2246
2103	my $nuke_counter = "aaaa";	2247	my $nuke_counter = "aaaa";
2104		2248
2105	sub nuke {	2249	sub nuke {
2106	my ($self) = @_;	2250	my ($self) = @_;
2107		2251
		2252	{
		2253	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2254
2108	delete $cf::MAP{$self->path};	2255	delete $cf::MAP{$self->path};
2109		2256
2110	$self->unlink_save;	2257	$self->unlink_save;
2111		2258
2112	bless $self, "cf::map";	2259	bless $self, "cf::map";
2113	delete $self->{deny_reset};	2260	delete $self->{deny_reset};
2114	$self->{deny_save} = 1;	2261	$self->{deny_save} = 1;
2115	$self->reset_timeout (1);	2262	$self->reset_timeout (1);
2116	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2263	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2117		2264
2118	$cf::MAP{$self->path} = $self;	2265	$cf::MAP{$self->path} = $self;
		2266	}
2119		2267
2120	$self->reset; # polite request, might not happen	2268	$self->reset; # polite request, might not happen
2121	}	2269	}
2122		2270
2123	=item $maps = cf::map::tmp_maps	2271	=item $maps = cf::map::tmp_maps
…		…
2165		2313
2166	sub unique_maps() {	2314	sub unique_maps() {
2167	[	2315	[
2168	map {	2316	map {
2169	utf8::decode $_;	2317	utf8::decode $_;
2170	/\.map$/	2318	s/\.map$//; # TODO future compatibility hack
		2319	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2320	? ()
2171	? normalise $_	2321	: normalise $_
2172	: ()
2173	} @{ aio_readdir $UNIQUEDIR or [] }	2322	} @{ aio_readdir $UNIQUEDIR or [] }
2174	]	2323	]
2175	}	2324	}
2176		2325
2177	package cf;
2178
2179	=back	2326	=back
2180		2327
2181	=head3 cf::object	2328	=head3 cf::object
2182		2329
2183	=cut	2330	=cut
…		…
2186		2333
2187	=over 4	2334	=over 4
2188		2335
2189	=item $ob->inv_recursive	2336	=item $ob->inv_recursive
2190		2337
2191	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.
2192		2340
2193	=cut	2341	=cut
2194		2342
2195	sub inv_recursive_;	2343	sub inv_recursive_;
2196	sub inv_recursive_ {	2344	sub inv_recursive_ {
…		…
2199		2347
2200	sub inv_recursive {	2348	sub inv_recursive {
2201	inv_recursive_ inv $_[0]	2349	inv_recursive_ inv $_[0]
2202	}	2350	}
2203		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
2204	package cf;	2380	package cf;
2205		2381
2206	=back	2382	=back
2207		2383
2208	=head3 cf::object::player	2384	=head3 cf::object::player
…		…
2214	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>
2215	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
2216	dialogue with the given NPC character.	2392	dialogue with the given NPC character.
2217		2393
2218	=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	};
2219		2409
2220	# rough implementation of a future "reply" method that works	2410	# rough implementation of a future "reply" method that works
2221	# with dialog boxes.	2411	# with dialog boxes.
2222	#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
2223	sub cf::object::player::reply($$$;$) {	2413	sub cf::object::player::reply($$$;$) {
…		…
2235	my $dialog = $pl->{npc_dialog};	2425	my $dialog = $pl->{npc_dialog};
2236	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2426	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2237		2427
2238	} else {	2428	} else {
2239	$msg = $npc->name . " says: $msg" if $npc;	2429	$msg = $npc->name . " says: $msg" if $npc;
2240	$self->message ($msg, $flags);	2430	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2241	}	2431	}
2242	}	2432	}
		2433	}
		2434
		2435	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2436
		2437	=cut
		2438
		2439	sub cf::object::send_msg {
		2440	my $pl = shift->contr
		2441	or return;
		2442	$pl->send_msg (@_);
2243	}	2443	}
2244		2444
2245	=item $player_object->may ("access")	2445	=item $player_object->may ("access")
2246		2446
2247	Returns wether the given player is authorized to access resource "access"	2447	Returns wether the given player is authorized to access resource "access"
…		…
2260		2460
2261	=item $player_object->enter_link	2461	=item $player_object->enter_link
2262		2462
2263	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}>).
2264		2464
2265	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.
2266	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.
2267		2469
2268	Will never block.	2470	Will never block.
2269		2471
2270	=item $player_object->leave_link ($map, $x, $y)	2472	=item $player_object->leave_link ($map, $x, $y)
2271		2473
…		…
2326	# use -1 or undef as default coordinates, not 0, 0	2528	# use -1 or undef as default coordinates, not 0, 0
2327	($x, $y) = ($map->enter_x, $map->enter_y)	2529	($x, $y) = ($map->enter_x, $map->enter_y)
2328	if $x <=0 && $y <= 0;	2530	if $x <=0 && $y <= 0;
2329		2531
2330	$map->load;	2532	$map->load;
2331	$map->load_diag;	2533	$map->load_neighbours;
2332		2534
2333	return unless $self->contr->active;	2535	return unless $self->contr->active;
		2536	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2334	$self->activate_recursive;	2537	$self->activate_recursive;
2335		2538
2336	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2539	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2337	$self->enter_map ($map, $x, $y);	2540	$self->enter_map ($map, $x, $y);
2338	}	2541	}
…		…
2343	her, loading and preparing them map, calling the provided $check callback	2546	her, loading and preparing them map, calling the provided $check callback
2344	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
2345	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
2346	be called at the end of this process.	2549	be called at the end of this process.
2347		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
2348	=cut	2554	=cut
2349		2555
2350	our $GOTOGEN;	2556	our $GOTOGEN;
2351		2557
2352	sub cf::object::player::goto {	2558	sub cf::object::player::goto {
…		…
2356	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2562	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2357		2563
2358	$self->enter_link;	2564	$self->enter_link;
2359		2565
2360	(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
2361	my $map = eval {	2588	my $map = eval {
2362	my $map = cf::map::find $path;	2589	my $map = defined $path ? cf::map::find $path : undef;
2363		2590
2364	if ($map) {	2591	if ($map) {
2365	$map = $map->customise_for ($self);	2592	$map = $map->customise_for ($self);
2366	$map = $check->($map) if $check && $map;	2593	$map = $check->($map) if $check && $map;
2367	} else {	2594	} else {
2368	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2595	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2369	}	2596	}
2370		2597
2371	$map	2598	$map
2372	};	2599	};
2373		2600
…		…
2409	}	2636	}
2410		2637
2411	sub prepare_random_map {	2638	sub prepare_random_map {
2412	my ($exit) = @_;	2639	my ($exit) = @_;
2413		2640
2414	my $guard = cf::lock_acquire "exit_prepare:$exit";
2415
2416	# all this does is basically replace the /! path by	2641	# all this does is basically replace the /! path by
2417	# a new random map path (?random/...) with a seed	2642	# a new random map path (?random/...) with a seed
2418	# that depends on the exit object	2643	# that depends on the exit object
2419		2644
2420	my $rmp = parse_random_map_params $exit->msg;	2645	my $rmp = parse_random_map_params $exit->msg;
…		…
2422	if ($exit->map) {	2647	if ($exit->map) {
2423	$rmp->{region} = $exit->region->name;	2648	$rmp->{region} = $exit->region->name;
2424	$rmp->{origin_map} = $exit->map->path;	2649	$rmp->{origin_map} = $exit->map->path;
2425	$rmp->{origin_x} = $exit->x;	2650	$rmp->{origin_x} = $exit->x;
2426	$rmp->{origin_y} = $exit->y;	2651	$rmp->{origin_y} = $exit->y;
		2652
		2653	$exit->map->touch;
2427	}	2654	}
2428		2655
2429	$rmp->{random_seed} ||= $exit->random_seed;	2656	$rmp->{random_seed} ||= $exit->random_seed;
2430		2657
2431	my $data = cf::to_json $rmp;	2658	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2432	my $md5 = Digest::MD5::md5_hex $data;	2659	my $md5 = Digest::MD5::md5_hex $data;
2433	my $meta = "$RANDOMDIR/$md5.meta";	2660	my $meta = "$RANDOMDIR/$md5.meta";
2434		2661
2435	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2662	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2436	aio_write $fh, 0, (length $data), $data, 0;	2663	aio_write $fh, 0, (length $data), $data, 0;
2437	undef $fh;	2664	undef $fh;
2438	aio_rename "$meta~", $meta;	2665	aio_rename "$meta~", $meta;
2439		2666
		2667	my $slaying = "?random/$md5";
		2668
		2669	if ($exit->valid) {
2440	$exit->slaying ("?random/$md5");	2670	$exit->slaying ("?random/$md5");
2441	$exit->msg (undef);	2671	$exit->msg (undef);
		2672	}
2442	}	2673	}
2443	}	2674	}
2444		2675
2445	sub cf::object::player::enter_exit {	2676	sub cf::object::player::enter_exit {
2446	my ($self, $exit) = @_;	2677	my ($self, $exit) = @_;
2447		2678
2448	return unless $self->type == cf::PLAYER;	2679	return unless $self->type == cf::PLAYER;
2449		2680
2450	if ($exit->slaying eq "/!") {
2451	#TODO: this should de-fi-ni-te-ly not be a sync-job
2452	# the problem is that $exit might not survive long enough
2453	# so it needs to be done right now, right here
2454	cf::sync_job { prepare_random_map $exit };
2455	}
2456
2457	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2458	my $hp = $exit->stats->hp;
2459	my $sp = $exit->stats->sp;
2460
2461	$self->enter_link;	2681	$self->enter_link;
2462		2682
2463	# if exit is damned, update players death & WoR home-position
2464	$self->contr->savebed ($slaying, $hp, $sp)
2465	if $exit->flag (FLAG_DAMNED);
2466
2467	(async {	2683	(async {
2468	$self->deactivate_recursive; # just to be sure	2684	$Coro::current->{desc} = "enter_exit";
		2685
2469	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
2470	$self->goto ($slaying, $hp, $sp);	2701	$self->goto ($map, $x, $y);
2471		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
2472	1;	2707	1
2473	}) {	2708	}) {
2474	$self->message ("Something went wrong deep within the crossfire server. "	2709	$self->message ("Something went wrong deep within the deliantra server. "
2475	. "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. "
2476	. "Please report this to the dungeon master!",	2711	. "Please report this to the dungeon master!",
2477	cf::NDI_UNIQUE | cf::NDI_RED);	2712	cf::NDI_UNIQUE | cf::NDI_RED);
2478		2713
2479	warn "ERROR in enter_exit: $@";	2714	warn "ERROR in enter_exit: $@";
…		…
2507	the message, with C<log> being the default. If C<$color> is negative, suppress	2742	the message, with C<log> being the default. If C<$color> is negative, suppress
2508	the message unless the client supports the msg packet.	2743	the message unless the client supports the msg packet.
2509		2744
2510	=cut	2745	=cut
2511		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
2512	sub cf::client::send_msg {	2811	sub cf::client::send_msg {
2513	my ($self, $channel, $msg, $color, @extra) = @_;	2812	my ($self, $channel, $msg, $color, @extra) = @_;
2514		2813
2515	$msg = $self->pl->expand_cfpod ($msg);	2814	$msg = $self->pl->expand_cfpod ($msg)
		2815	unless $color & cf::NDI_VERBATIM;
2516		2816
2517	$color &= ~cf::NDI_UNIQUE; # just in case...	2817	$color &= cf::NDI_CLIENT_MASK; # just in case...
2518		2818
		2819	# check predefined channels, for the benefit of C
		2820	if ($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
2519	if (ref $channel) {	2828	} elsif (ref $channel) {
2520	# send meta info to client, if not yet sent	2829	# send meta info to client, if not yet sent
2521	unless (exists $self->{channel}{$channel->{id}}) {	2830	unless (exists $self->{channel}{$channel->{id}}) {
2522	$self->{channel}{$channel->{id}} = $channel;	2831	$self->{channel}{$channel->{id}} = $channel;
2523	$self->ext_msg (channel_info => $channel);	2832	$self->ext_msg (channel_info => $channel)
		2833	if $self->can_msg;
2524	}	2834	}
2525		2835
2526	$channel = $channel->{id};	2836	$channel = $channel->{id};
2527	}	2837	}
2528		2838
2529	return unless @extra || length $msg;	2839	return unless @extra || length $msg;
2530		2840
2531	if ($self->can_msg) {	2841	if ($self->can_msg) {
2532	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $channel, $msg, @extra]));	2842	# default colour, mask it out
		2843	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
		2844	if $color & cf::NDI_DEF;
		2845
		2846	my $pkt = "msg "
		2847	. $self->{json_coder}->encode (
		2848	[$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);
2533	} else {	2862	} else {
2534	# replace some tags by gcfclient-compatible ones
2535	for ($msg) {
2536	1 while
2537	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2538	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2539	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2540	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2541	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2542	}
2543
2544	if ($color >= 0) {	2863	if ($color >= 0) {
		2864	# replace some tags by gcfclient-compatible ones
		2865	for ($msg) {
		2866	1 while
		2867	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
		2868	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
		2869	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
		2870	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
		2871	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
		2872	}
		2873
		2874	$color &= cf::NDI_COLOR_MASK;
		2875
		2876	utf8::encode $msg;
		2877
2545	if (0 && $msg =~ /\[/) {	2878	if (0 && $msg =~ /\[/) {
		2879	# COMMAND/INFO
2546	$self->send_packet ("drawextinfo $color 4 0 $msg")	2880	$self->send_packet ("drawextinfo $color 10 8 $msg")
2547	} else {	2881	} else {
2548	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	2882	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2549	$self->send_packet ("drawinfo $color $msg")	2883	$self->send_packet ("drawinfo $color $msg")
2550	}	2884	}
2551	}	2885	}
…		…
2559	=cut	2893	=cut
2560		2894
2561	sub cf::client::ext_msg($$@) {	2895	sub cf::client::ext_msg($$@) {
2562	my ($self, $type, @msg) = @_;	2896	my ($self, $type, @msg) = @_;
2563		2897
2564	my $extcmd = $self->extcmd;
2565
2566	if ($extcmd == 2) {	2898	if ($self->extcmd == 2) {
2567	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	2899	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2568	} elsif ($extcmd == 1) { # TODO: remove	2900	} elsif ($self->extcmd == 1) { # TODO: remove
2569	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;
2570	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2920	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2571	}	2921	}
2572	}	2922	}
2573		2923
2574	=item $success = $client->query ($flags, "text", \&cb)	2924	=item $success = $client->query ($flags, "text", \&cb)
…		…
2636	my ($type, $reply, @payload) =	2986	my ($type, $reply, @payload) =
2637	"ARRAY" eq ref $msg	2987	"ARRAY" eq ref $msg
2638	? @$msg	2988	? @$msg
2639	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	2989	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2640		2990
		2991	my @reply;
		2992
2641	if (my $cb = $EXTICMD{$type}) {	2993	if (my $cb = $EXTICMD{$type}) {
2642	my @reply = $cb->($ns, @payload);	2994	@reply = $cb->($ns, @payload);
2643
2644	$ns->ext_reply ($reply, @reply)
2645	if $reply;
2646	}	2995	}
		2996
		2997	$ns->ext_reply ($reply, @reply)
		2998	if $reply;
		2999
2647	} else {	3000	} else {
2648	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";
2649	}	3002	}
2650		3003
2651	cf::override;	3004	cf::override;
…		…
2698	our $safe = new Safe "safe";	3051	our $safe = new Safe "safe";
2699	our $safe_hole = new Safe::Hole;	3052	our $safe_hole = new Safe::Hole;
2700		3053
2701	$SIG{FPE} = 'IGNORE';	3054	$SIG{FPE} = 'IGNORE';
2702		3055
2703	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3056	$safe->permit_only (Opcode::opset qw(
		3057	:base_core :base_mem :base_orig :base_math
		3058	grepstart grepwhile mapstart mapwhile
		3059	sort time
		3060	));
2704		3061
2705	# here we export the classes and methods available to script code	3062	# here we export the classes and methods available to script code
2706		3063
2707	=pod	3064	=pod
2708		3065
2709	The following functions and methods are available within a safe environment:	3066	The following functions and methods are available within a safe environment:
2710		3067
2711	cf::object	3068	cf::object
2712	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
2713	insert remove	3070	insert remove name archname title slaying race decrease split
2714		3071
2715	cf::object::player	3072	cf::object::player
2716	player	3073	player
2717		3074
2718	cf::player	3075	cf::player
…		…
2723		3080
2724	=cut	3081	=cut
2725		3082
2726	for (	3083	for (
2727	["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
2728	insert remove)],	3085	insert remove inv nrof name archname title slaying race
		3086	decrease split destroy change_exp)],
2729	["cf::object::player" => qw(player)],	3087	["cf::object::player" => qw(player)],
2730	["cf::player" => qw(peaceful)],	3088	["cf::player" => qw(peaceful)],
2731	["cf::map" => qw(trigger)],	3089	["cf::map" => qw(trigger)],
2732	) {	3090	) {
2733	no strict 'refs';	3091	no strict 'refs';
…		…
2809	# the server's init and main functions	3167	# the server's init and main functions
2810		3168
2811	sub load_facedata($) {	3169	sub load_facedata($) {
2812	my ($path) = @_;	3170	my ($path) = @_;
2813		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
2814	warn "loading facedata from $path\n";	3178	warn "loading facedata from $path\n";
2815		3179
2816	my $facedata;	3180	my $facedata;
2817	0 < aio_load $path, $facedata	3181	0 < aio_load $path, $facedata
2818	or die "$path: $!";	3182	or die "$path: $!";
…		…
2820	$facedata = Coro::Storable::thaw $facedata;	3184	$facedata = Coro::Storable::thaw $facedata;
2821		3185
2822	$facedata->{version} == 2	3186	$facedata->{version} == 2
2823	or cf::cleanup "$path: version mismatch, cannot proceed.";	3187	or cf::cleanup "$path: version mismatch, cannot proceed.";
2824		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
2825	{	3196	{
2826	my $faces = $facedata->{faceinfo};	3197	my $faces = $facedata->{faceinfo};
2827		3198
2828	while (my ($face, $info) = each %$faces) {	3199	while (my ($face, $info) = each %$faces) {
2829	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3200	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3201
2830	cf::face::set_visibility $idx, $info->{visibility};	3202	cf::face::set_visibility $idx, $info->{visibility};
2831	cf::face::set_magicmap $idx, $info->{magicmap};	3203	cf::face::set_magicmap $idx, $info->{magicmap};
2832	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3204	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2833	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3205	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2834		3206
2835	cf::cede_to_tick;	3207	cf::cede_to_tick;
2836	}	3208	}
2837		3209
2838	while (my ($face, $info) = each %$faces) {	3210	while (my ($face, $info) = each %$faces) {
2839	next unless $info->{smooth};	3211	next unless $info->{smooth};
		3212
2840	my $idx = cf::face::find $face	3213	my $idx = cf::face::find $face
2841	or next;	3214	or next;
		3215
2842	if (my $smooth = cf::face::find $info->{smooth}) {	3216	if (my $smooth = cf::face::find $info->{smooth}) {
2843	cf::face::set_smooth $idx, $smooth;	3217	cf::face::set_smooth $idx, $smooth;
2844	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3218	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2845	} else {	3219	} else {
2846	warn "smooth face '$info->{smooth}' not found for face '$face'";	3220	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2863		3237
2864	{	3238	{
2865	# TODO: for gcfclient pleasure, we should give resources	3239	# TODO: for gcfclient pleasure, we should give resources
2866	# that gcfclient doesn't grok a >10000 face index.	3240	# that gcfclient doesn't grok a >10000 face index.
2867	my $res = $facedata->{resource};	3241	my $res = $facedata->{resource};
2868	my $enc = JSON::XS->new->utf8->canonical;
2869
2870	my $soundconf = delete $res->{"res/sound.conf"};
2871		3242
2872	while (my ($name, $info) = each %$res) {	3243	while (my ($name, $info) = each %$res) {
2873	my $meta = $enc->encode ({	3244	if (defined $info->{type}) {
2874	name => $name,
2875	%{ $info->{meta} || {} },
2876	});
2877
2878	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3245	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3246	my $data;
2879		3247
2880	if ($info->{type} & 1) {	3248	if ($info->{type} & 1) {
2881	# prepend meta info	3249	# prepend meta info
2882		3250
		3251	my $meta = $enc->encode ({
		3252	name => $name,
		3253	%{ $info->{meta} || {} },
		3254	});
		3255
2883	my $data = pack "(w/a*)*", $meta, $info->{data};	3256	$data = pack "(w/a*)*", $meta, $info->{data};
2884	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata	3257	} else {
		3258	$data = $info->{data};
		3259	}
2885		3260
2886	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};
2887	} else {	3263	} else {
2888	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};	3264	$RESOURCE{$name} = $info;
2889	}	3265	}
2890		3266
2891	cf::face::set_type $idx, $info->{type};
2892
2893	cf::cede_to_tick;	3267	cf::cede_to_tick;
2894	}	3268	}
2895
2896	if ($soundconf) {
2897	$soundconf = $enc->decode (delete $soundconf->{data});
2898
2899	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2900	my $sound = $soundconf->{compat}[$_]
2901	or next;
2902
2903	my $face = cf::face::find "sound/$sound->[1]";
2904	warn "$sound->[0]: $face\n";#d#
2905
2906	cf::sound::set $sound->[0] => $face;
2907	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2908	}
2909
2910	#TODO
2911	}
2912	}	3269	}
		3270
		3271	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2913		3272
2914	1	3273	1
2915	}	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	});
2916		3295
2917	register_exticmd fx_want => sub {	3296	register_exticmd fx_want => sub {
2918	my ($ns, $want) = @_;	3297	my ($ns, $want) = @_;
2919		3298
2920	while (my ($k, $v) = each %$want) {	3299	while (my ($k, $v) = each %$want) {
2921	$ns->fx_want ($k, $v);	3300	$ns->fx_want ($k, $v);
2922	}	3301	}
2923	};	3302	};
2924		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
2925	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
2926	load_resource_file "$MAPDIR/regions"	3319	load_resource_file "$MAPDIR/regions"
2927	or die "unable to load regions file\n";	3320	or die "unable to load regions file\n";
2928		3321
2929	for (cf::region::list) {	3322	for (cf::region::list) {
2930	$_->{match} = qr/$_->{match}/	3323	$_->{match} = qr/$_->{match}/
…		…
2938	}	3331	}
2939		3332
2940	sub reload_archetypes {	3333	sub reload_archetypes {
2941	load_resource_file "$DATADIR/archetypes"	3334	load_resource_file "$DATADIR/archetypes"
2942	or die "unable to load archetypes\n";	3335	or die "unable to load archetypes\n";
2943	#d# NEED to laod twice to resolve forward references
2944	# this really needs to be done in an extra post-pass
2945	# (which needs to be synchronous, so solve it differently)
2946	load_resource_file "$DATADIR/archetypes"
2947	or die "unable to load archetypes\n";
2948	}	3336	}
2949		3337
2950	sub reload_treasures {	3338	sub reload_treasures {
2951	load_resource_file "$DATADIR/treasures"	3339	load_resource_file "$DATADIR/treasures"
2952	or die "unable to load treasurelists\n";	3340	or die "unable to load treasurelists\n";
2953	}	3341	}
2954		3342
2955	sub reload_resources {	3343	sub reload_resources {
2956	warn "reloading resource files...\n";	3344	warn "reloading resource files...\n";
2957		3345
		3346	reload_facedata;
		3347	reload_archetypes;
2958	reload_regions;	3348	reload_regions;
2959	reload_facedata;
2960	#reload_archetypes;#d#
2961	reload_archetypes;
2962	reload_treasures;	3349	reload_treasures;
2963		3350
2964	warn "finished reloading resource files\n";	3351	warn "finished reloading resource files\n";
2965	}	3352	}
2966		3353
2967	sub init {	3354	sub reload_config {
2968	reload_resources;
2969	}
2970
2971	sub cfg_load {
2972	open my $fh, "<:utf8", "$CONFDIR/config"	3355	open my $fh, "<:utf8", "$CONFDIR/config"
2973	or return;	3356	or return;
2974		3357
2975	local $/;	3358	local $/;
2976	*CFG = YAML::Syck::Load <$fh>;	3359	*CFG = YAML::Load <$fh>;
2977		3360
2978	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3361	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2979		3362
2980	$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};
2981	$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};
…		…
2987	};	3370	};
2988	warn $@ if $@;	3371	warn $@ if $@;
2989	}	3372	}
2990	}	3373	}
2991		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
2992	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
2993	# we must not ever block the main coroutine	3410	# we must not ever block the main coroutine
2994	local $Coro::idle = sub {	3411	local $Coro::idle = sub {
2995	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#
2996	(async {	3413	(async {
2997	Event::one_event;	3414	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3415	EV::loop EV::LOOP_ONESHOT;
2998	})->prio (Coro::PRIO_MAX);	3416	})->prio (Coro::PRIO_MAX);
2999	};	3417	};
3000		3418
3001	cfg_load;	3419	evthread_start IO::AIO::poll_fileno;
		3420
		3421	cf::sync_job {
		3422	reload_resources;
		3423	reload_config;
3002	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
3003	load_extensions;	3437	load_extensions;
3004		3438
3005	$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
3006	Event::loop;	3447	EV::loop;
3007	}	3448	}
3008		3449
3009	#############################################################################	3450	#############################################################################
3010	# initialisation and cleanup	3451	# initialisation and cleanup
3011		3452
3012	# install some emergency cleanup handlers	3453	# install some emergency cleanup handlers
3013	BEGIN {	3454	BEGIN {
		3455	our %SIGWATCHER = ();
3014	for my $signal (qw(INT HUP TERM)) {	3456	for my $signal (qw(INT HUP TERM)) {
3015	Event->signal (	3457	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3016	reentrant => 0,
3017	data => WF_AUTOCANCEL,
3018	signal => $signal,
3019	prio => 0,
3020	cb => sub {
3021	cf::cleanup "SIG$signal";	3458	cf::cleanup "SIG$signal";
3022	},
3023	);	3459	};
3024	}	3460	}
3025	}	3461	}
3026		3462
3027	sub write_runtime {	3463	sub write_runtime_sync {
3028	my $runtime = "$LOCALDIR/runtime";
3029
3030	# first touch the runtime file to show we are still running:	3464	# first touch the runtime file to show we are still running:
3031	# the fsync below can take a very very long time.	3465	# the fsync below can take a very very long time.
3032		3466
3033	IO::AIO::aio_utime $runtime, undef, undef;	3467	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3034		3468
3035	my $guard = cf::lock_acquire "write_runtime";	3469	my $guard = cf::lock_acquire "write_runtime";
3036		3470
3037	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3471	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3038	or return;	3472	or return;
3039		3473
3040	my $value = $cf::RUNTIME + 90 + 10;	3474	my $value = $cf::RUNTIME + 90 + 10;
3041	# 10 is the runtime save interval, for a monotonic clock	3475	# 10 is the runtime save interval, for a monotonic clock
3042	# 60 allows for the watchdog to kill the server.	3476	# 60 allows for the watchdog to kill the server.
…		…
3052	aio_utime $fh, undef, undef;	3486	aio_utime $fh, undef, undef;
3053		3487
3054	close $fh	3488	close $fh
3055	or return;	3489	or return;
3056		3490
3057	aio_rename "$runtime~", $runtime	3491	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3058	and return;	3492	and return;
3059		3493
3060	warn "runtime file written.\n";	3494	warn "runtime file written.\n";
3061		3495
3062	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 };
3063	}	3547	}
3064		3548
3065	sub emergency_save() {	3549	sub emergency_save() {
3066	my $freeze_guard = cf::freeze_mainloop;	3550	my $freeze_guard = cf::freeze_mainloop;
3067		3551
3068	warn "enter emergency perl save\n";	3552	warn "emergency_perl_save: enter\n";
3069		3553
3070	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
3071	# use a peculiar iteration method to avoid tripping on perl	3560	# use a peculiar iteration method to avoid tripping on perl
3072	# refcount bugs in for. also avoids problems with players	3561	# refcount bugs in for. also avoids problems with players
3073	# and maps saved/destroyed asynchronously.	3562	# and maps saved/destroyed asynchronously.
3074	warn "begin emergency player save\n";	3563	warn "emergency_perl_save: begin player save\n";
3075	for my $login (keys %cf::PLAYER) {	3564	for my $login (keys %cf::PLAYER) {
3076	my $pl = $cf::PLAYER{$login} or next;	3565	my $pl = $cf::PLAYER{$login} or next;
3077	$pl->valid or next;	3566	$pl->valid or next;
		3567	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3078	$pl->save;	3568	$pl->save;
3079	}	3569	}
3080	warn "end emergency player save\n";	3570	warn "emergency_perl_save: end player save\n";
3081		3571
3082	warn "begin emergency map save\n";	3572	warn "emergency_perl_save: begin map save\n";
3083	for my $path (keys %cf::MAP) {	3573	for my $path (keys %cf::MAP) {
3084	my $map = $cf::MAP{$path} or next;	3574	my $map = $cf::MAP{$path} or next;
3085	$map->valid or next;	3575	$map->valid or next;
3086	$map->save;	3576	$map->save;
3087	}	3577	}
3088	warn "end emergency map save\n";	3578	warn "emergency_perl_save: end map save\n";
3089		3579
3090	warn "begin emergency database checkpoint\n";	3580	warn "emergency_perl_save: begin database checkpoint\n";
3091	BDB::db_env_txn_checkpoint $DB_ENV;	3581	BDB::db_env_txn_checkpoint $DB_ENV;
3092	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";
3093	};	3587	};
3094		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
3095	warn "leave emergency perl save\n";	3594	warn "emergency_perl_save: leave\n";
3096	}	3595	}
3097		3596
3098	sub post_cleanup {	3597	sub post_cleanup {
3099	my ($make_core) = @_;	3598	my ($make_core) = @_;
3100		3599
3101	warn Carp::longmess "post_cleanup backtrace"	3600	warn Carp::longmess "post_cleanup backtrace"
3102	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 $pkg\n";#d#
3103	}	3631	}
3104		3632
3105	sub do_reload_perl() {	3633	sub do_reload_perl() {
3106	# can/must only be called in main	3634	# can/must only be called in main
3107	if ($Coro::current != $Coro::main) {	3635	if ($Coro::current != $Coro::main) {
3108	warn "can only reload from main coroutine";	3636	warn "can only reload from main coroutine";
3109	return;	3637	return;
3110	}	3638	}
3111		3639
		3640	return if $RELOAD++;
		3641
		3642	my $t1 = EV::time;
		3643
		3644	while ($RELOAD) {
3112	warn "reloading...";	3645	warn "reloading...";
3113		3646
3114	warn "entering sync_job";	3647	warn "entering sync_job";
3115		3648
3116	cf::sync_job {	3649	cf::sync_job {
3117	cf::write_runtime; # external watchdog should not bark	3650	cf::write_runtime_sync; # external watchdog should not bark
3118	cf::emergency_save;	3651	cf::emergency_save;
3119	cf::write_runtime; # external watchdog should not bark	3652	cf::write_runtime_sync; # external watchdog should not bark
3120		3653
3121	warn "syncing database to disk";	3654	warn "syncing database to disk";
3122	BDB::db_env_txn_checkpoint $DB_ENV;	3655	BDB::db_env_txn_checkpoint $DB_ENV;
3123		3656
3124	# 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
3125		3658
3126	warn "cancelling all WF_AUTOCANCEL watchers";
3127	for (Event::all_watchers) {
3128	$_->cancel if $_->data & WF_AUTOCANCEL;
3129	}
3130
3131	warn "flushing outstanding aio requests";	3659	warn "flushing outstanding aio requests";
3132	for (;;) {
3133	BDB::flush;
3134	IO::AIO::flush;
3135	Coro::cede;
3136	last unless IO::AIO::nreqs || BDB::nreqs;	3660	while (IO::AIO::nreqs || BDB::nreqs) {
3137	warn "iterate...";	3661	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3138	}
3139
3140	++$RELOAD;
3141
3142	warn "cancelling all extension coros";
3143	$_->cancel for values %EXT_CORO;
3144	%EXT_CORO = ();
3145
3146	warn "removing commands";
3147	%COMMAND = ();
3148
3149	warn "removing ext/exti commands";
3150	%EXTCMD = ();
3151	%EXTICMD = ();
3152
3153	warn "unloading/nuking all extensions";
3154	for my $pkg (@EXTS) {
3155	warn "... unloading $pkg";
3156
3157	if (my $cb = $pkg->can ("unload")) {
3158	eval {
3159	$cb->($pkg);
3160	1
3161	} or warn "$pkg unloaded, but with errors: $@";
3162	}	3662	}
3163		3663
3164	warn "... nuking $pkg";	3664	warn "cancelling all extension coros";
3165	Symbol::delete_package $pkg;	3665	$_->cancel for values %EXT_CORO;
3166	}	3666	%EXT_CORO = ();
3167		3667
3168	warn "unloading all perl modules loaded from $LIBDIR";	3668	warn "removing commands";
3169	while (my ($k, $v) = each %INC) {	3669	%COMMAND = ();
3170	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3171		3670
		3671	warn "removing ext/exti commands";
		3672	%EXTCMD = ();
		3673	%EXTICMD = ();
		3674
		3675	warn "unloading/nuking all extensions";
		3676	for my $pkg (@EXTS) {
3172	warn "... unloading $k";	3677	warn "... unloading $pkg";
3173	delete $INC{$k};
3174		3678
3175	$k =~ s/\.pm$//;
3176	$k =~ s/\//::/g;
3177
3178	if (my $cb = $k->can ("unload_module")) {	3679	if (my $cb = $pkg->can ("unload")) {
		3680	eval {
3179	$cb->();	3681	$cb->($pkg);
		3682	1
		3683	} or warn "$pkg unloaded, but with errors: $@";
		3684	}
		3685
		3686	warn "... clearing $pkg";
		3687	clear_package $pkg;
3180	}	3688	}
3181		3689
3182	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 $k;
3183	}	3705	}
3184		3706
3185	warn "getting rid of safe::, as good as possible";	3707	warn "getting rid of safe::, as good as possible";
3186	Symbol::delete_package "safe::$_"	3708	clear_package "safe::$_"
3187	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);
3188		3710
3189	warn "unloading cf.pm \"a bit\"";	3711	warn "unloading cf.pm \"a bit\"";
3190	delete $INC{"cf.pm"};	3712	delete $INC{"cf.pm"};
3191	delete $INC{"cf/pod.pm"};	3713	delete $INC{"cf/pod.pm"};
3192		3714
3193	# don't, removes xs symbols, too,	3715	# don't, removes xs symbols, too,
3194	# and global variables created in xs	3716	# and global variables created in xs
3195	#Symbol::delete_package __PACKAGE__;	3717	#clear_package __PACKAGE__;
3196		3718
3197	warn "unload completed, starting to reload now";	3719	warn "unload completed, starting to reload now";
3198		3720
3199	warn "reloading cf.pm";	3721	warn "reloading cf.pm";
3200	require cf;	3722	require cf;
3201	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3723	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3202		3724
3203	warn "loading config and database again";	3725	warn "loading config and database again";
3204	cf::cfg_load;	3726	cf::reload_config;
3205		3727
3206	warn "loading extensions";	3728	warn "loading extensions";
3207	cf::load_extensions;	3729	cf::load_extensions;
3208		3730
		3731	if ($REATTACH_ON_RELOAD) {
3209	warn "reattaching attachments to objects/players";	3732	warn "reattaching attachments to objects/players";
3210	_global_reattach; # objects, sockets	3733	_global_reattach; # objects, sockets
3211	warn "reattaching attachments to maps";	3734	warn "reattaching attachments to maps";
3212	reattach $_ for values %MAP;	3735	reattach $_ for values %MAP;
3213	warn "reattaching attachments to players";	3736	warn "reattaching attachments to players";
3214	reattach $_ for values %PLAYER;	3737	reattach $_ for values %PLAYER;
		3738	}
3215		3739
		3740	warn "running post_init jobs";
		3741	(pop @POST_INIT)->(1) while @POST_INIT;
		3742
3216	warn "leaving sync_job";	3743	warn "leaving sync_job";
3217		3744
3218	1	3745	1
3219	} or do {	3746	} or do {
3220	warn $@;	3747	warn $@;
3221	warn "error while reloading, exiting.";	3748	cf::cleanup "error while reloading, exiting.";
3222	exit 1;
3223	};	3749	};
3224		3750
3225	warn "reloaded";	3751	warn "reloaded";
		3752	--$RELOAD;
		3753	}
		3754
		3755	$t1 = EV::time - $t1;
		3756	warn "reload completed in ${t1}s\n";
3226	};	3757	};
3227		3758
3228	our $RELOAD_WATCHER; # used only during reload	3759	our $RELOAD_WATCHER; # used only during reload
3229		3760
3230	sub reload_perl() {	3761	sub reload_perl() {
3231	# doing reload synchronously and two reloads happen back-to-back,	3762	# doing reload synchronously and two reloads happen back-to-back,
3232	# coro crashes during coro_state_free->destroy here.	3763	# coro crashes during coro_state_free->destroy here.
3233		3764
3234	$RELOAD_WATCHER ||= Event->timer (	3765	$RELOAD_WATCHER ||= cf::async {
3235	reentrant => 0,	3766	Coro::AIO::aio_wait cache_extensions;
3236	after => 0,	3767
3237	data => WF_AUTOCANCEL,	3768	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3238	cb => sub {
3239	do_reload_perl;	3769	do_reload_perl;
3240	undef $RELOAD_WATCHER;	3770	undef $RELOAD_WATCHER;
3241	},	3771	};
3242	);	3772	};
3243	}	3773	}
3244		3774
3245	register_command "reload" => sub {	3775	register_command "reload" => sub {
3246	my ($who, $arg) = @_;	3776	my ($who, $arg) = @_;
3247		3777
3248	if ($who->flag (FLAG_WIZ)) {	3778	if ($who->flag (FLAG_WIZ)) {
3249	$who->message ("reloading server.");	3779	$who->message ("reloading server.");
		3780	async {
		3781	$Coro::current->{desc} = "perl_reload";
3250	async { reload_perl };	3782	reload_perl;
		3783	};
3251	}	3784	}
3252	};	3785	};
3253		3786
3254	unshift @INC, $LIBDIR;	3787	unshift @INC, $LIBDIR;
3255		3788
…		…
3257		3790
3258	our @WAIT_FOR_TICK;	3791	our @WAIT_FOR_TICK;
3259	our @WAIT_FOR_TICK_BEGIN;	3792	our @WAIT_FOR_TICK_BEGIN;
3260		3793
3261	sub wait_for_tick {	3794	sub wait_for_tick {
3262	return unless $TICK_WATCHER->is_active;
3263	return if $Coro::current == $Coro::main;	3795	return if tick_inhibit || $Coro::current == $Coro::main;
3264		3796
3265	my $signal = new Coro::Signal;	3797	my $signal = new Coro::Signal;
3266	push @WAIT_FOR_TICK, $signal;	3798	push @WAIT_FOR_TICK, $signal;
3267	$signal->wait;	3799	$signal->wait;
3268	}	3800	}
3269		3801
3270	sub wait_for_tick_begin {	3802	sub wait_for_tick_begin {
3271	return unless $TICK_WATCHER->is_active;
3272	return if $Coro::current == $Coro::main;	3803	return if tick_inhibit || $Coro::current == $Coro::main;
3273		3804
3274	my $signal = new Coro::Signal;	3805	my $signal = new Coro::Signal;
3275	push @WAIT_FOR_TICK_BEGIN, $signal;	3806	push @WAIT_FOR_TICK_BEGIN, $signal;
3276	$signal->wait;	3807	$signal->wait;
3277	}	3808	}
3278		3809
3279	my $min = 1e6;#d#	3810	sub tick {
3280	my $avg = 10;
3281	$TICK_WATCHER = Event->timer (
3282	reentrant => 0,
3283	parked => 1,
3284	prio => 0,
3285	at => $NEXT_TICK || $TICK,
3286	data => WF_AUTOCANCEL,
3287	cb => sub {
3288	if ($Coro::current != $Coro::main) {	3811	if ($Coro::current != $Coro::main) {
3289	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3812	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3290	unless ++$bug_warning > 10;	3813	unless ++$bug_warning > 10;
3291	return;	3814	return;
3292	}	3815	}
3293		3816
3294	$NOW = $tick_start = Event::time;
3295
3296	cf::server_tick; # one server iteration	3817	cf::server_tick; # one server iteration
3297		3818
3298	0 && sync_job {#d#	3819	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3299	for(1..10) {	3820	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3300	my $t = Event::time;	3821	Coro::async_pool {
3301	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3822	$Coro::current->{desc} = "runtime saver";
3302	or die;	3823	write_runtime_sync
3303		3824	or warn "ERROR: unable to write runtime file: $!";
3304	$map->width (50);
3305	$map->height (50);
3306	$map->alloc;
3307	$map->_load_objects ("/tmp/x.map", 1);
3308	my $t = Event::time - $t;
3309
3310	#next unless $t < 0.0013;#d#
3311	if ($t < $min) {
3312	$min = $t;
3313	}
3314	$avg = $avg * 0.99 + $t * 0.01;
3315	}
3316	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3317	exit 0;
3318	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3319	};	3825	};
		3826	}
3320		3827
3321	$RUNTIME += $TICK;
3322	$NEXT_TICK += $TICK;
3323
3324	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3325	$NEXT_RUNTIME_WRITE = $NOW + 10;
3326	Coro::async_pool {
3327	write_runtime
3328	or warn "ERROR: unable to write runtime file: $!";
3329	};
3330	}
3331
3332	# my $AFTER = Event::time;
3333	# warn $AFTER - $NOW;#d#
3334
3335	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3828	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3336	$sig->send;	3829	$sig->send;
3337	}	3830	}
3338	while (my $sig = shift @WAIT_FOR_TICK) {	3831	while (my $sig = shift @WAIT_FOR_TICK) {
3339	$sig->send;	3832	$sig->send;
3340	}	3833	}
3341		3834
3342	$NOW = Event::time;	3835	$LOAD = ($NOW - $TICK_START) / $TICK;
3343
3344	# if we are delayed by four ticks or more, skip them all
3345	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3346
3347	$TICK_WATCHER->at ($NEXT_TICK);
3348	$TICK_WATCHER->start;
3349
3350	$LOAD = ($NOW - $tick_start) / $TICK;
3351	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3836	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3352		3837
3353	_post_tick;	3838	if (0) {
3354		3839	if ($NEXT_TICK) {
3355		3840	my $jitter = $TICK_START - $NEXT_TICK;
		3841	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3842	warn "jitter $JITTER\n";#d#
		3843	}
3356	},	3844	}
3357	);	3845	}
3358		3846
3359	{	3847	{
3360	BDB::max_poll_time $TICK * 0.1;	3848	# configure BDB
3361	$BDB_POLL_WATCHER = Event->io (	3849
3362	reentrant => 0,
3363	fd => BDB::poll_fileno,
3364	poll => 'r',
3365	prio => 0,
3366	data => WF_AUTOCANCEL,
3367	cb => \&BDB::poll_cb,
3368	);
3369	BDB::min_parallel 8;	3850	BDB::min_parallel 8;
3370		3851	BDB::max_poll_reqs $TICK * 0.1;
3371	BDB::set_sync_prepare {	3852	$AnyEvent::BDB::WATCHER->priority (1);
3372	my $status;
3373	my $current = $Coro::current;
3374	(
3375	sub {
3376	$status = $!;
3377	$current->ready; undef $current;
3378	},
3379	sub {
3380	Coro::schedule while defined $current;
3381	$! = $status;
3382	},
3383	)
3384	};
3385		3853
3386	unless ($DB_ENV) {	3854	unless ($DB_ENV) {
3387	$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);
3388		3861
3389	cf::sync_job {	3862	cf::sync_job {
3390	eval {	3863	eval {
3391	BDB::db_env_open	3864	BDB::db_env_open
3392	$DB_ENV,	3865	$DB_ENV,
…		…
3394	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3867	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3395	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3868	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3396	0666;	3869	0666;
3397		3870
3398	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3871	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3399
3400	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3401	$DB_ENV->set_lk_detect;
3402	};	3872	};
3403		3873
3404	cf::cleanup "db_env_open(db): $@" if $@;	3874	cf::cleanup "db_env_open(db): $@" if $@;
3405	};	3875	};
3406	}	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	};
3407	}	3887	}
3408		3888
3409	{	3889	{
		3890	# configure IO::AIO
		3891
3410	IO::AIO::min_parallel 8;	3892	IO::AIO::min_parallel 8;
3411
3412	undef $Coro::AIO::WATCHER;
3413	IO::AIO::max_poll_time $TICK * 0.1;	3893	IO::AIO::max_poll_time $TICK * 0.1;
3414	$AIO_POLL_WATCHER = Event->io (	3894	undef $AnyEvent::AIO::WATCHER;
3415	reentrant => 0,
3416	data => WF_AUTOCANCEL,
3417	fd => IO::AIO::poll_fileno,
3418	poll => 'r',
3419	prio => 6,
3420	cb => \&IO::AIO::poll_cb,
3421	);
3422	}	3895	}
3423		3896
3424	my $_log_backtrace;	3897	my $_log_backtrace;
3425		3898
3426	sub _log_backtrace {	3899	sub _log_backtrace {
…		…
3429	$msg =~ s/\n//;	3902	$msg =~ s/\n//;
3430		3903
3431	# limit the # of concurrent backtraces	3904	# limit the # of concurrent backtraces
3432	if ($_log_backtrace < 2) {	3905	if ($_log_backtrace < 2) {
3433	++$_log_backtrace;	3906	++$_log_backtrace;
		3907	my $perl_bt = Carp::longmess $msg;
3434	async {	3908	async {
		3909	$Coro::current->{desc} = "abt $msg";
		3910
3435	my @bt = fork_call {	3911	my @bt = fork_call {
3436	@addr = map { sprintf "%x", $_ } @addr;	3912	@addr = map { sprintf "%x", $_ } @addr;
3437	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3913	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3438	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 |"
3439	or die "addr2line: $!";	3915	or die "addr2line: $!";
…		…
3447	}	3923	}
3448		3924
3449	@funcs	3925	@funcs
3450	};	3926	};
3451		3927
3452	LOG llevInfo, "[ABT] $msg\n";	3928	LOG llevInfo, "[ABT] $perl_bt\n";
		3929	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3453	LOG llevInfo, "[ABT] $_\n" for @bt;	3930	LOG llevInfo, "[ABT] $_\n" for @bt;
3454	--$_log_backtrace;	3931	--$_log_backtrace;
3455	};	3932	};
3456	} else {	3933	} else {
3457	LOG llevInfo, "[ABT] $msg\n";	3934	LOG llevInfo, "[ABT] $msg\n";

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