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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.314 by root, Mon Jul 23 16:53:15 2007 UTC vs.
Revision 1.448 by root, Fri Sep 19 05:30:23 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
15	use Coro 3.61 ();	37	use Coro ();
16	use Coro::State;	38	use Coro::State;
17	use Coro::Handle;	39	use Coro::Handle;
		40	use Coro::EV;
18	use Coro::Event;	41	use Coro::AnyEvent;
19	use Coro::Timer;	42	use Coro::Timer;
20	use Coro::Signal;	43	use Coro::Signal;
21	use Coro::Semaphore;	44	use Coro::Semaphore;
		45	use Coro::AnyEvent;
22	use Coro::AIO;	46	use Coro::AIO;
		47	use Coro::BDB 1.6;
23	use Coro::Storable;	48	use Coro::Storable;
		49	use Coro::Util ();
24		50
25	use JSON::XS 1.4 ();	51	use JSON::XS 2.01 ();
26	use BDB ();	52	use BDB ();
27	use Data::Dumper;	53	use Data::Dumper;
28	use Digest::MD5;	54	use Digest::MD5;
29	use Fcntl;	55	use Fcntl;
30	use YAML::Syck ();	56	use YAML ();
31	use IO::AIO 2.32 ();	57	use IO::AIO ();
32	use Time::HiRes;	58	use Time::HiRes;
33	use Compress::LZF;	59	use Compress::LZF;
34	use Digest::MD5 ();	60	use Digest::MD5 ();
		61
		62	AnyEvent::detect;
35		63
36	# configure various modules to our taste	64	# configure various modules to our taste
37	#	65	#
38	$Storable::canonical = 1; # reduce rsync transfers	66	$Storable::canonical = 1; # reduce rsync transfers
39	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	67	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
40	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		68
47	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	69	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		70
		71	{
		72	# very ugly, but ensure we acquire the storable lock
		73
		74	sub net_mstore {
		75	my $guard = Coro::Storable::guard;
		76	&Storable::net_mstore
		77	}
		78
		79	sub mretrieve {
		80	my $guard = Coro::Storable::guard;
		81	&Storable::mretrieve
		82	}
		83
		84	Compress::LZF::set_serializer "Coro::Storable", "cf::net_mstore", "cf::mretrieve";
		85	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
		86	}
48		87
49	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	88	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
50		89
51	our %COMMAND = ();	90	our %COMMAND = ();
52	our %COMMAND_TIME = ();	91	our %COMMAND_TIME = ();
…		…
58	our %EXT_MAP = (); # pluggable maps	97	our %EXT_MAP = (); # pluggable maps
59		98
60	our $RELOAD; # number of reloads so far	99	our $RELOAD; # number of reloads so far
61	our @EVENT;	100	our @EVENT;
62		101
63	our $CONFDIR = confdir;	102	our $CONFDIR = confdir;
64	our $DATADIR = datadir;	103	our $DATADIR = datadir;
65	our $LIBDIR = "$DATADIR/ext";	104	our $LIBDIR = "$DATADIR/ext";
66	our $PODDIR = "$DATADIR/pod";	105	our $PODDIR = "$DATADIR/pod";
67	our $MAPDIR = "$DATADIR/" . mapdir;	106	our $MAPDIR = "$DATADIR/" . mapdir;
68	our $LOCALDIR = localdir;	107	our $LOCALDIR = localdir;
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	108	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	109	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	110	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	111	our $RANDOMDIR = "$LOCALDIR/random";
73	our $BDBDIR = "$LOCALDIR/db";	112	our $BDBDIR = "$LOCALDIR/db";
		113	our $PIDFILE = "$LOCALDIR/pid";
		114	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		115
		116	our %RESOURCE;
74		117
75	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	118	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	119	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
79	our $NEXT_TICK;	120	our $NEXT_TICK;
80	our $NOW;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off	121	our $USE_FSYNC = 1; # use fsync to write maps - default off
82		122
		123	our $BDB_DEADLOCK_WATCHER;
		124	our $BDB_CHECKPOINT_WATCHER;
83	our $BDB_POLL_WATCHER;	125	our $BDB_TRICKLE_WATCHER;
84	our $DB_ENV;	126	our $DB_ENV;
85		127
86	our %CFG;	128	our %CFG;
87		129
88	our $UPTIME; $UPTIME ||= time;	130	our $UPTIME; $UPTIME ||= time;
89	our $RUNTIME;	131	our $RUNTIME;
		132	our $NOW;
90		133
91	our %PLAYER; # all users	134	our (%PLAYER, %PLAYER_LOADING); # all users
92	our %MAP; # all maps	135	our (%MAP, %MAP_LOADING ); # all maps
93	our $LINK_MAP; # the special {link} map, which is always available	136	our $LINK_MAP; # the special {link} map, which is always available
94		137
95	# used to convert map paths into valid unix filenames by replacing / by ∕	138	# used to convert map paths into valid unix filenames by replacing / by ∕
96	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	139	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
97		140
98	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	141	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
99	our $LOADAVG; # same thing, but with alpha-smoothing	142	our $LOADAVG; # same thing, but with alpha-smoothing
		143	our $JITTER; # average jitter
100	our $tick_start; # for load detecting purposes	144	our $TICK_START; # for load detecting purposes
101		145
102	binmode STDOUT;	146	binmode STDOUT;
103	binmode STDERR;	147	binmode STDERR;
104		148
105	# read virtual server time, if available	149	# read virtual server time, if available
106	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	150	unless ($RUNTIME || !-e $RUNTIMEFILE) {
107	open my $fh, "<", "$LOCALDIR/runtime"	151	open my $fh, "<", $RUNTIMEFILE
108	or die "unable to read runtime file: $!";	152	or die "unable to read $RUNTIMEFILE file: $!";
109	$RUNTIME = <$fh> + 0.;	153	$RUNTIME = <$fh> + 0.;
110	}	154	}
111		155
112	mkdir $_	156	mkdir $_
113	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	157	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
…		…
158		202
159	The raw value load value from the last tick.	203	The raw value load value from the last tick.
160		204
161	=item %cf::CFG	205	=item %cf::CFG
162		206
163	Configuration for the server, loaded from C</etc/crossfire/config>, or	207	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
164	from wherever your confdir points to.	208	from wherever your confdir points to.
165		209
166	=item cf::wait_for_tick, cf::wait_for_tick_begin	210	=item cf::wait_for_tick, cf::wait_for_tick_begin
167		211
168	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	212	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
186	$msg .= "\n"	230	$msg .= "\n"
187	unless $msg =~ /\n$/;	231	unless $msg =~ /\n$/;
188		232
189	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	233	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
190		234
191	utf8::encode $msg;
192	LOG llevError, $msg;	235	LOG llevError, $msg;
193	};	236	};
194	}	237	}
		238
		239	$Coro::State::DIEHOOK = sub {
		240	return unless $^S eq 0; # "eq", not "=="
		241
		242	if ($Coro::current == $Coro::main) {#d#
		243	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		244	return;#d#
		245	}#d#
		246
		247	# kill coroutine otherwise
		248	warn Carp::longmess $_[0];
		249	Coro::terminate
		250	};
		251
		252	$SIG{__DIE__} = sub { }; #d#?
195		253
196	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	254	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
197	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	255	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
198	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	256	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
199	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	257	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
206	for my $pkg (qw(	264	for my $pkg (qw(
207	cf::global cf::attachable	265	cf::global cf::attachable
208	cf::object cf::object::player	266	cf::object cf::object::player
209	cf::client cf::player	267	cf::client cf::player
210	cf::arch cf::living	268	cf::arch cf::living
		269	cf::map cf::mapspace
211	cf::map cf::party cf::region	270	cf::party cf::region
212	)) {	271	)) {
213	no strict 'refs';
214	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	272	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
215	}	273	}
216		274
217	$Event::DIED = sub {	275	$EV::DIED = sub {
218	warn "error in event callback: @_";	276	warn "error in event callback: @_";
219	};	277	};
220		278
221	#############################################################################	279	#############################################################################
222		280
…		…
245	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	303	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
246	$d	304	$d
247	} || "[unable to dump $_[0]: '$@']";	305	} || "[unable to dump $_[0]: '$@']";
248	}	306	}
249		307
250	=item $ref = cf::from_json $json	308	=item $ref = cf::decode_json $json
251		309
252	Converts a JSON string into the corresponding perl data structure.	310	Converts a JSON string into the corresponding perl data structure.
253		311
254	=item $json = cf::to_json $ref	312	=item $json = cf::encode_json $ref
255		313
256	Converts a perl data structure into its JSON representation.	314	Converts a perl data structure into its JSON representation.
257		315
258	=cut	316	=cut
259		317
260	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	318	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
261		319
262	sub to_json ($) { $json_coder->encode ($_[0]) }	320	sub encode_json($) { $json_coder->encode ($_[0]) }
263	sub from_json ($) { $json_coder->decode ($_[0]) }	321	sub decode_json($) { $json_coder->decode ($_[0]) }
264		322
265	=item cf::lock_wait $string	323	=item cf::lock_wait $string
266		324
267	Wait until the given lock is available. See cf::lock_acquire.	325	Wait until the given lock is available. See cf::lock_acquire.
268		326
…		…
271	Wait until the given lock is available and then acquires it and returns	329	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,	330	a Coro::guard object. If the guard object gets destroyed (goes out of scope,
273	for example when the coroutine gets canceled), the lock is automatically	331	for example when the coroutine gets canceled), the lock is automatically
274	returned.	332	returned.
275		333
		334	Locks are *not* recursive, locking from the same coro twice results in a
		335	deadlocked coro.
		336
276	Lock names should begin with a unique identifier (for example, cf::map::find	337	Lock names should begin with a unique identifier (for example, cf::map::find
277	uses map_find and cf::map::load uses map_load).	338	uses map_find and cf::map::load uses map_load).
278		339
279	=item $locked = cf::lock_active $string	340	=item $locked = cf::lock_active $string
280		341
281	Return true if the lock is currently active, i.e. somebody has locked it.	342	Return true if the lock is currently active, i.e. somebody has locked it.
282		343
283	=cut	344	=cut
284		345
285	our %LOCK;	346	our %LOCK;
		347	our %LOCKER;#d#
286		348
287	sub lock_wait($) {	349	sub lock_wait($) {
288	my ($key) = @_;	350	my ($key) = @_;
		351
		352	if ($LOCKER{$key} == $Coro::current) {#d#
		353	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
		354	return;#d#
		355	}#d#
289		356
290	# wait for lock, if any	357	# wait for lock, if any
291	while ($LOCK{$key}) {	358	while ($LOCK{$key}) {
292	push @{ $LOCK{$key} }, $Coro::current;	359	push @{ $LOCK{$key} }, $Coro::current;
293	Coro::schedule;	360	Coro::schedule;
…		…
299		366
300	# wait, to be sure we are not locked	367	# wait, to be sure we are not locked
301	lock_wait $key;	368	lock_wait $key;
302		369
303	$LOCK{$key} = [];	370	$LOCK{$key} = [];
		371	$LOCKER{$key} = $Coro::current;#d#
304		372
305	Coro::guard {	373	Coro::guard {
		374	delete $LOCKER{$key};#d#
306	# wake up all waiters, to be on the safe side	375	# wake up all waiters, to be on the safe side
307	$_->ready for @{ delete $LOCK{$key} };	376	$_->ready for @{ delete $LOCK{$key} };
308	}	377	}
309	}	378	}
310		379
…		…
313		382
314	! ! $LOCK{$key}	383	! ! $LOCK{$key}
315	}	384	}
316		385
317	sub freeze_mainloop {	386	sub freeze_mainloop {
318	return unless $TICK_WATCHER->is_active;	387	tick_inhibit_inc;
319		388
320	my $guard = Coro::guard {	389	Coro::guard \&tick_inhibit_dec;
321	$TICK_WATCHER->start;
322	};
323	$TICK_WATCHER->stop;
324	$guard
325	}	390	}
326		391
		392	=item cf::periodic $interval, $cb
		393
		394	Like EV::periodic, but randomly selects a starting point so that the actions
		395	get spread over timer.
		396
		397	=cut
		398
		399	sub periodic($$) {
		400	my ($interval, $cb) = @_;
		401
		402	my $start = rand List::Util::min 180, $interval;
		403
		404	EV::periodic $start, $interval, 0, $cb
		405	}
		406
327	=item cf::get_slot $time[, $priority]	407	=item cf::get_slot $time[, $priority[, $name]]
328		408
329	Allocate $time seconds of blocking CPU time at priority C<$priority>:	409	Allocate $time seconds of blocking CPU time at priority C<$priority>:
330	This call blocks and returns only when you have at least C<$time> seconds	410	This call blocks and returns only when you have at least C<$time> seconds
331	of cpu time till the next tick. The slot is only valid till the next cede.	411	of cpu time till the next tick. The slot is only valid till the next cede.
332		412
		413	The optional C<$name> can be used to identify the job to run. It might be
		414	used for statistical purposes and should identify the same time-class.
		415
333	Useful for short background jobs.	416	Useful for short background jobs.
334		417
335	=cut	418	=cut
336		419
337	our @SLOT_QUEUE;	420	our @SLOT_QUEUE;
338	our $SLOT_QUEUE;	421	our $SLOT_QUEUE;
339		422
340	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	423	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
341	$SLOT_QUEUE = Coro::async {	424	$SLOT_QUEUE = Coro::async {
		425	$Coro::current->desc ("timeslot manager");
		426
342	my $signal = new Coro::Signal;	427	my $signal = new Coro::Signal;
343		428
344	while () {	429	while () {
345	next_job:	430	next_job:
346	my $avail = cf::till_tick;	431	my $avail = cf::till_tick;
…		…
354	}	439	}
355	}	440	}
356	}	441	}
357		442
358	if (@SLOT_QUEUE) {	443	if (@SLOT_QUEUE) {
359	# we do not use wait_For_tick() as it returns immediately when tick is inactive	444	# we do not use wait_for_tick() as it returns immediately when tick is inactive
360	push @cf::WAIT_FOR_TICK, $signal;	445	push @cf::WAIT_FOR_TICK, $signal;
361	$signal->wait;	446	$signal->wait;
362	} else {	447	} else {
363	Coro::schedule;	448	Coro::schedule;
364	}	449	}
365	}	450	}
366	};	451	};
367		452
368	sub get_slot($;$) {	453	sub get_slot($;$$) {
		454	return if tick_inhibit || $Coro::current == $Coro::main;
		455
369	my ($time, $pri) = @_;	456	my ($time, $pri, $name) = @_;
370		457
		458	$time = $TICK * .6 if $time > $TICK * .6;
		459	my $sig = new Coro::Signal;
		460
371	push @SLOT_QUEUE, [$time, $pri, my $sig = new Coro::Signal];	461	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
372	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	462	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
373	$SLOT_QUEUE->ready;	463	$SLOT_QUEUE->ready;
374	$sig->wait;	464	$sig->wait;
375	}	465	}
376		466
…		…
384		474
385	BEGIN { *async = \&Coro::async_pool }	475	BEGIN { *async = \&Coro::async_pool }
386		476
387	=item cf::sync_job { BLOCK }	477	=item cf::sync_job { BLOCK }
388		478
389	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	479	The design of Deliantra requires that the main coroutine ($Coro::main)
390	is always able to handle events or runnable, as Crossfire TRT is only	480	is always able to handle events or runnable, as Deliantra is only
391	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	481	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
392	acceptable.	482	acceptable.
393		483
394	If it must be done, put the blocking parts into C<sync_job>. This will run	484	If it must be done, put the blocking parts into C<sync_job>. This will run
395	the given BLOCK in another coroutine while waiting for the result. The	485	the given BLOCK in another coroutine while waiting for the result. The
…		…
400		490
401	sub sync_job(&) {	491	sub sync_job(&) {
402	my ($job) = @_;	492	my ($job) = @_;
403		493
404	if ($Coro::current == $Coro::main) {	494	if ($Coro::current == $Coro::main) {
405	my $time = Event::time;	495	my $time = EV::time;
406		496
407	# this is the main coro, too bad, we have to block	497	# this is the main coro, too bad, we have to block
408	# till the operation succeeds, freezing the server :/	498	# till the operation succeeds, freezing the server :/
409		499
410	# TODO: use suspend/resume instead	500	LOG llevError, Carp::longmess "sync job";#d#
411	# (but this is cancel-safe)	501
412	my $freeze_guard = freeze_mainloop;	502	my $freeze_guard = freeze_mainloop;
413		503
414	my $busy = 1;	504	my $busy = 1;
415	my @res;	505	my @res;
416		506
417	(async {	507	(async {
		508	$Coro::current->desc ("sync job coro");
418	@res = eval { $job->() };	509	@res = eval { $job->() };
419	warn $@ if $@;	510	warn $@ if $@;
420	undef $busy;	511	undef $busy;
421	})->prio (Coro::PRIO_MAX);	512	})->prio (Coro::PRIO_MAX);
422		513
423	while ($busy) {	514	while ($busy) {
424	Coro::cede or Event::one_event;	515	if (Coro::nready) {
		516	Coro::cede_notself;
		517	} else {
		518	EV::loop EV::LOOP_ONESHOT;
425	}	519	}
		520	}
426		521
427	$time = Event::time - $time;	522	my $time = EV::time - $time;
428		523
429	LOG llevError | logBacktrace, Carp::longmess "long sync job"
430	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
431
432	$tick_start += $time; # do not account sync jobs to server load	524	$TICK_START += $time; # do not account sync jobs to server load
433		525
434	wantarray ? @res : $res[0]	526	wantarray ? @res : $res[0]
435	} else {	527	} else {
436	# we are in another coroutine, how wonderful, everything just works	528	# we are in another coroutine, how wonderful, everything just works
437		529
…		…
462	=item fork_call { }, $args	554	=item fork_call { }, $args
463		555
464	Executes the given code block with the given arguments in a seperate	556	Executes the given code block with the given arguments in a seperate
465	process, returning the results. Everything must be serialisable with	557	process, returning the results. Everything must be serialisable with
466	Coro::Storable. May, of course, block. Note that the executed sub may	558	Coro::Storable. May, of course, block. Note that the executed sub may
467	never block itself or use any form of Event handling.	559	never block itself or use any form of event handling.
468		560
469	=cut	561	=cut
470
471	sub _store_scalar {
472	open my $fh, ">", \my $buf
473	or die "fork_call: cannot open fh-to-buf in child : $!";
474	Storable::store_fd $_[0], $fh;
475	close $fh;
476
477	$buf
478	}
479		562
480	sub fork_call(&@) {	563	sub fork_call(&@) {
481	my ($cb, @args) = @_;	564	my ($cb, @args) = @_;
482		565
483	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	566	# we seemingly have to make a local copy of the whole thing,
484	# or die "socketpair: $!";	567	# otherwise perl prematurely frees the stuff :/
485	pipe my $fh1, my $fh2	568	# TODO: investigate and fix (likely this will be rather laborious)
486	or die "pipe: $!";
487		569
488	if (my $pid = fork) {	570	my @res = Coro::Util::fork_eval {
489	close $fh2;
490
491	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
492	warn "pst<$res>" unless $res =~ /^pst/;
493	$res = Coro::Storable::thaw $res;
494
495	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
496
497	Carp::confess $$res unless "ARRAY" eq ref $res;
498
499	return wantarray ? @$res : $res->[-1];
500	} else {
501	reset_signals;	571	reset_signals;
502	local $SIG{__WARN__};	572	&$cb
503	local $SIG{__DIE__};	573	}, @args;
504	# just in case, this hack effectively disables event
505	# in the child. cleaner and slower would be canceling all watchers,
506	# but this works for the time being.
507	local $Coro::idle;
508	$Coro::current->prio (Coro::PRIO_MAX);
509		574
510	eval {	575	wantarray ? @res : $res[-1]
511	close $fh1;	576	}
512		577
513	my @res = eval { $cb->(@args) };	578	=item $coin = coin_from_name $name
514		579
515	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;	580	=cut
516	close $fh2;
517	};
518		581
519	warn $@ if $@;	582	our %coin_alias = (
520	_exit 0;	583	"silver" => "silvercoin",
521	}	584	"silvercoin" => "silvercoin",
		585	"silvercoins" => "silvercoin",
		586	"gold" => "goldcoin",
		587	"goldcoin" => "goldcoin",
		588	"goldcoins" => "goldcoin",
		589	"platinum" => "platinacoin",
		590	"platinumcoin" => "platinacoin",
		591	"platinumcoins" => "platinacoin",
		592	"platina" => "platinacoin",
		593	"platinacoin" => "platinacoin",
		594	"platinacoins" => "platinacoin",
		595	"royalty" => "royalty",
		596	"royalties" => "royalty",
		597	);
		598
		599	sub coin_from_name($) {
		600	$coin_alias{$_[0]}
		601	? cf::arch::find $coin_alias{$_[0]}
		602	: undef
522	}	603	}
523		604
524	=item $value = cf::db_get $family => $key	605	=item $value = cf::db_get $family => $key
525		606
526	Returns a single value from the environment database.	607	Returns a single value from the environment database.
…		…
528	=item cf::db_put $family => $key => $value	609	=item cf::db_put $family => $key => $value
529		610
530	Stores the given C<$value> in the family. It can currently store binary	611	Stores the given C<$value> in the family. It can currently store binary
531	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	612	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
532		613
		614	=item $db = cf::db_table "name"
		615
		616	Create and/or open a new database table. The string must not be "db" and must be unique
		617	within each server.
		618
533	=cut	619	=cut
		620
		621	sub db_table($) {
		622	my ($name) = @_;
		623	my $db = BDB::db_create $DB_ENV;
		624
		625	eval {
		626	$db->set_flags (BDB::CHKSUM);
		627
		628	utf8::encode $name;
		629	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		630	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		631	cf::cleanup "db_open(db): $!" if $!;
		632	};
		633	cf::cleanup "db_open(db): $@" if $@;
		634
		635	$db
		636	}
534		637
535	our $DB;	638	our $DB;
536		639
537	sub db_init {	640	sub db_init {
538	unless ($DB) {
539	$DB = BDB::db_create $DB_ENV;
540
541	cf::sync_job {	641	cf::sync_job {
542	eval {	642	$DB ||= db_table "db";
543	$DB->set_flags (BDB::CHKSUM);
544
545	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
546	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
547	cf::cleanup "db_open(db): $!" if $!;
548	};
549	cf::cleanup "db_open(db): $@" if $@;
550	};
551	}	643	};
552	}	644	}
553		645
554	sub db_get($$) {	646	sub db_get($$) {
555	my $key = "$_[0]/$_[1]";	647	my $key = "$_[0]/$_[1]";
556		648
…		…
606	if (1) {	698	if (1) {
607	$md5 =	699	$md5 =
608	join "\x00",	700	join "\x00",
609	$processversion,	701	$processversion,
610	map {	702	map {
611	Coro::cede;	703	cf::cede_to_tick;
612	($src->[$_], Digest::MD5::md5_hex $data[$_])	704	($src->[$_], Digest::MD5::md5_hex $data[$_])
613	} 0.. $#$src;	705	} 0.. $#$src;
614		706
615		707
616	my $dbmd5 = db_get cache => "$id/md5";	708	my $dbmd5 = db_get cache => "$id/md5";
…		…
654		746
655	#############################################################################	747	#############################################################################
656		748
657	=head2 ATTACHABLE OBJECTS	749	=head2 ATTACHABLE OBJECTS
658		750
659	Many objects in crossfire are so-called attachable objects. That means you can	751	Many objects in deliantra are so-called attachable objects. That means you can
660	attach callbacks/event handlers (a collection of which is called an "attachment")	752	attach callbacks/event handlers (a collection of which is called an "attachment")
661	to it. All such attachable objects support the following methods.	753	to it. All such attachable objects support the following methods.
662		754
663	In the following description, CLASS can be any of C<global>, C<object>	755	In the following description, CLASS can be any of C<global>, C<object>
664	C<player>, C<client> or C<map> (i.e. the attachable objects in	756	C<player>, C<client> or C<map> (i.e. the attachable objects in
665	Crossfire TRT).	757	Deliantra).
666		758
667	=over 4	759	=over 4
668		760
669	=item $attachable->attach ($attachment, key => $value...)	761	=item $attachable->attach ($attachment, key => $value...)
670		762
…		…
714	=item cf::CLASS::attachment $name, ...	806	=item cf::CLASS::attachment $name, ...
715		807
716	Register an attachment by C<$name> through which attachable objects of the	808	Register an attachment by C<$name> through which attachable objects of the
717	given CLASS can refer to this attachment.	809	given CLASS can refer to this attachment.
718		810
719	Some classes such as crossfire maps and objects can specify attachments	811	Some classes such as deliantra maps and objects can specify attachments
720	that are attached at load/instantiate time, thus the need for a name.	812	that are attached at load/instantiate time, thus the need for a name.
721		813
722	These calls expect any number of the following handler/hook descriptions:	814	These calls expect any number of the following handler/hook descriptions:
723		815
724	=over 4	816	=over 4
…		…
952	}	1044	}
953		1045
954	0	1046	0
955	}	1047	}
956		1048
957	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1049	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
958		1050
959	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1051	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
960		1052
961	Generate an object-specific event with the given arguments.	1053	Generate an object-specific event with the given arguments.
962		1054
…		…
968		1060
969	=cut	1061	=cut
970		1062
971	#############################################################################	1063	#############################################################################
972	# object support	1064	# object support
973	#
974		1065
		1066	sub _object_equal($$);
		1067	sub _object_equal($$) {
		1068	my ($a, $b) = @_;
		1069
		1070	return 0 unless (ref $a) eq (ref $b);
		1071
		1072	if ("HASH" eq ref $a) {
		1073	my @ka = keys %$a;
		1074	my @kb = keys %$b;
		1075
		1076	return 0 if @ka != @kb;
		1077
		1078	for (0 .. $#ka) {
		1079	return 0 unless $ka[$_] eq $kb[$_];
		1080	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1081	}
		1082
		1083	} elsif ("ARRAY" eq ref $a) {
		1084
		1085	return 0 if @$a != @$b;
		1086
		1087	for (0 .. $#$a) {
		1088	return 0 unless _object_equal $a->[$_], $b->[$_];
		1089	}
		1090
		1091	} elsif ($a ne $b) {
		1092	return 0;
		1093	}
		1094
		1095	1
		1096	}
		1097
		1098	our $SLOW_MERGES;#d#
975	sub _can_merge {	1099	sub _can_merge {
976	my ($ob1, $ob2) = @_;	1100	my ($ob1, $ob2) = @_;
977		1101
978	local $Storable::canonical = 1;	1102	++$SLOW_MERGES;#d#
979	my $fob1 = Storable::freeze $ob1;
980	my $fob2 = Storable::freeze $ob2;
981		1103
982	$fob1 eq $fob2	1104	# we do the slow way here
		1105	return _object_equal $ob1, $ob2
983	}	1106	}
984		1107
985	sub reattach {	1108	sub reattach {
986	# basically do the same as instantiate, without calling instantiate	1109	# basically do the same as instantiate, without calling instantiate
987	my ($obj) = @_;	1110	my ($obj) = @_;
988		1111
		1112	# no longer needed after getting rid of delete_package?
989	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1113	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
990		1114
991	my $registry = $obj->registry;	1115	my $registry = $obj->registry;
992		1116
993	@$registry = ();	1117	@$registry = ();
994		1118
…		…
1009	cf::attachable->attach (	1133	cf::attachable->attach (
1010	prio => -1000000,	1134	prio => -1000000,
1011	on_instantiate => sub {	1135	on_instantiate => sub {
1012	my ($obj, $data) = @_;	1136	my ($obj, $data) = @_;
1013		1137
1014	$data = from_json $data;	1138	$data = decode_json $data;
1015		1139
1016	for (@$data) {	1140	for (@$data) {
1017	my ($name, $args) = @$_;	1141	my ($name, $args) = @$_;
1018		1142
1019	$obj->attach ($name, %{$args || {} });	1143	$obj->attach ($name, %{$args || {} });
…		…
1035	sub object_freezer_save {	1159	sub object_freezer_save {
1036	my ($filename, $rdata, $objs) = @_;	1160	my ($filename, $rdata, $objs) = @_;
1037		1161
1038	sync_job {	1162	sync_job {
1039	if (length $$rdata) {	1163	if (length $$rdata) {
		1164	utf8::decode (my $decname = $filename);
1040	warn sprintf "saving %s (%d,%d)\n",	1165	warn sprintf "saving %s (%d,%d)\n",
1041	$filename, length $$rdata, scalar @$objs;	1166	$decname, length $$rdata, scalar @$objs;
1042		1167
1043	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1168	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1044	chmod SAVE_MODE, $fh;	1169	aio_chmod $fh, SAVE_MODE;
1045	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1170	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1046	aio_fsync $fh if $cf::USE_FSYNC;	1171	aio_fsync $fh if $cf::USE_FSYNC;
1047	close $fh;	1172	aio_close $fh;
1048		1173
1049	if (@$objs) {	1174	if (@$objs) {
1050	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1175	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1051	chmod SAVE_MODE, $fh;	1176	aio_chmod $fh, SAVE_MODE;
1052	my $data = Storable::nfreeze { version => 1, objs => $objs };	1177	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1053	aio_write $fh, 0, (length $data), $data, 0;	1178	aio_write $fh, 0, (length $data), $data, 0;
1054	aio_fsync $fh if $cf::USE_FSYNC;	1179	aio_fsync $fh if $cf::USE_FSYNC;
1055	close $fh;	1180	aio_close $fh;
1056	aio_rename "$filename.pst~", "$filename.pst";	1181	aio_rename "$filename.pst~", "$filename.pst";
1057	}	1182	}
1058	} else {	1183	} else {
1059	aio_unlink "$filename.pst";	1184	aio_unlink "$filename.pst";
1060	}	1185	}
…		…
1065	}	1190	}
1066	} else {	1191	} else {
1067	aio_unlink $filename;	1192	aio_unlink $filename;
1068	aio_unlink "$filename.pst";	1193	aio_unlink "$filename.pst";
1069	}	1194	}
1070	}	1195	};
1071	}	1196	}
1072		1197
1073	sub object_freezer_as_string {	1198	sub object_freezer_as_string {
1074	my ($rdata, $objs) = @_;	1199	my ($rdata, $objs) = @_;
1075		1200
…		…
1087	or return;	1212	or return;
1088		1213
1089	unless (aio_stat "$filename.pst") {	1214	unless (aio_stat "$filename.pst") {
1090	(aio_load "$filename.pst", $av) >= 0	1215	(aio_load "$filename.pst", $av) >= 0
1091	or return;	1216	or return;
		1217
1092	$av = eval { (Storable::thaw $av)->{objs} };	1218	my $st = eval { Coro::Storable::thaw $av };
		1219	$av = $st->{objs};
1093	}	1220	}
1094		1221
		1222	utf8::decode (my $decname = $filename);
1095	warn sprintf "loading %s (%d)\n",	1223	warn sprintf "loading %s (%d,%d)\n",
1096	$filename, length $data, scalar @{$av || []};	1224	$decname, length $data, scalar @{$av || []};
		1225
1097	return ($data, $av);	1226	($data, $av)
1098	}	1227	}
1099		1228
1100	=head2 COMMAND CALLBACKS	1229	=head2 COMMAND CALLBACKS
1101		1230
1102	=over 4	1231	=over 4
…		…
1175	my ($pl, $buf) = @_;	1304	my ($pl, $buf) = @_;
1176		1305
1177	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1306	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1178		1307
1179	if (ref $msg) {	1308	if (ref $msg) {
		1309	my ($type, $reply, @payload) =
		1310	"ARRAY" eq ref $msg
		1311	? @$msg
		1312	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1313
		1314	my @reply;
		1315
1180	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1316	if (my $cb = $EXTCMD{$type}) {
1181	if (my %reply = $cb->($pl, $msg)) {	1317	@reply = $cb->($pl, @payload);
1182	$pl->ext_reply ($msg->{msgid}, %reply);
1183	}
1184	}	1318	}
		1319
		1320	$pl->ext_reply ($reply, @reply)
		1321	if $reply;
		1322
1185	} else {	1323	} else {
1186	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1324	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1187	}	1325	}
1188		1326
1189	cf::override;	1327	cf::override;
…		…
1216		1354
1217	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1355	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1218	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1356	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1219		1357
1220	$ext{source} =	1358	$ext{source} =
1221	"package $pkg; use strict; use utf8;\n"	1359	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1222	. "#line 1 \"$path\"\n{\n"	1360	. "#line 1 \"$path\"\n{\n"
1223	. $source	1361	. $source
1224	. "\n};\n1";	1362	. "\n};\n1";
1225		1363
1226	$todo{$base} = \%ext;	1364	$todo{$base} = \%ext;
…		…
1242	my $msg = $@ ? "$v->{path}: $@\n"	1380	my $msg = $@ ? "$v->{path}: $@\n"
1243	: "$v->{base}: extension inactive.\n";	1381	: "$v->{base}: extension inactive.\n";
1244		1382
1245	if (exists $v->{meta}{mandatory}) {	1383	if (exists $v->{meta}{mandatory}) {
1246	warn $msg;	1384	warn $msg;
1247	warn "mandatory extension failed to load, exiting.\n";	1385	cf::cleanup "mandatory extension failed to load, exiting.";
1248	exit 1;
1249	}	1386	}
1250		1387
1251	warn $msg;	1388	warn $msg;
1252	}	1389	}
1253		1390
…		…
1267		1404
1268	=back	1405	=back
1269		1406
1270	=head2 CORE EXTENSIONS	1407	=head2 CORE EXTENSIONS
1271		1408
1272	Functions and methods that extend core crossfire objects.	1409	Functions and methods that extend core deliantra objects.
1273		1410
1274	=cut	1411	=cut
1275		1412
1276	package cf::player;	1413	package cf::player;
1277		1414
1278	use Coro::AIO;	1415	use Coro::AIO;
1279		1416
1280	=head3 cf::player	1417	=head3 cf::player
1281		1418
1282	=over 4	1419	=over 4
		1420
		1421	=item cf::player::num_playing
		1422
		1423	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1424
		1425	=cut
		1426
		1427	sub num_playing {
		1428	scalar grep
		1429	$_->ob->map
		1430	&& !$_->hidden
		1431	&& !$_->ob->flag (cf::FLAG_WIZ),
		1432	cf::player::list
		1433	}
1283		1434
1284	=item cf::player::find $login	1435	=item cf::player::find $login
1285		1436
1286	Returns the given player object, loading it if necessary (might block).	1437	Returns the given player object, loading it if necessary (might block).
1287		1438
…		…
1323	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1474	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1324	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1475	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1325	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1476	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1326	aio_unlink +(playerdir $login) . "/$login.pl";	1477	aio_unlink +(playerdir $login) . "/$login.pl";
1327		1478
1328	my $pl = load_pl path $login	1479	my $f = new_from_file cf::object::thawer path $login
1329	or return;	1480	or return;
		1481
		1482	my $pl = cf::player::load_pl $f
		1483	or return;
		1484
		1485	local $cf::PLAYER_LOADING{$login} = $pl;
		1486	$f->resolve_delayed_derefs;
1330	$cf::PLAYER{$login} = $pl	1487	$cf::PLAYER{$login} = $pl
1331	}	1488	}
1332	}	1489	}
1333	}	1490	}
1334		1491
…		…
1343	return if $pl->{deny_save};	1500	return if $pl->{deny_save};
1344		1501
1345	aio_mkdir playerdir $pl, 0770;	1502	aio_mkdir playerdir $pl, 0770;
1346	$pl->{last_save} = $cf::RUNTIME;	1503	$pl->{last_save} = $cf::RUNTIME;
1347		1504
		1505	cf::get_slot 0.01;
		1506
1348	$pl->save_pl ($path);	1507	$pl->save_pl ($path);
1349	Coro::cede;	1508	cf::cede_to_tick;
1350	}	1509	}
1351		1510
1352	sub new($) {	1511	sub new($) {
1353	my ($login) = @_;	1512	my ($login) = @_;
1354		1513
…		…
1360	$cf::PLAYER{$login} = $self;	1519	$cf::PLAYER{$login} = $self;
1361		1520
1362	$self	1521	$self
1363	}	1522	}
1364		1523
		1524	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1525
		1526	=cut
		1527
		1528	sub send_msg {
		1529	my $ns = shift->ns
		1530	or return;
		1531	$ns->send_msg (@_);
		1532	}
		1533
1365	=item $pl->quit_character	1534	=item $pl->quit_character
1366		1535
1367	Nukes the player without looking back. If logged in, the connection will	1536	Nukes the player without looking back. If logged in, the connection will
1368	be destroyed. May block for a long time.	1537	be destroyed. May block for a long time.
1369		1538
…		…
1373	my ($pl) = @_;	1542	my ($pl) = @_;
1374		1543
1375	my $name = $pl->ob->name;	1544	my $name = $pl->ob->name;
1376		1545
1377	$pl->{deny_save} = 1;	1546	$pl->{deny_save} = 1;
1378	$pl->password ("*"); # this should lock out the player until we nuked the dir	1547	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1379		1548
1380	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1549	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1381	$pl->deactivate;	1550	$pl->deactivate;
		1551	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1552	$pl->ob->check_score;
1382	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1553	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1383	$pl->ns->destroy if $pl->ns;	1554	$pl->ns->destroy if $pl->ns;
1384		1555
1385	my $path = playerdir $pl;	1556	my $path = playerdir $pl;
1386	my $temp = "$path~$cf::RUNTIME~deleting~";	1557	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1422	or return [];	1593	or return [];
1423		1594
1424	my @logins;	1595	my @logins;
1425		1596
1426	for my $login (@$dirs) {	1597	for my $login (@$dirs) {
		1598	my $path = path $login;
		1599
		1600	# a .pst is a dead give-away for a valid player
		1601	# if no pst file found, open and chekc for blocked users
		1602	if (aio_stat "$path.pst") {
1427	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1603	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1428	aio_read $fh, 0, 512, my $buf, 0 or next;	1604	aio_read $fh, 0, 512, my $buf, 0 or next;
1429	$buf !~ /^password -------------$/m or next; # official not-valid tag	1605	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1606	}
1430		1607
1431	utf8::decode $login;	1608	utf8::decode $login;
1432	push @logins, $login;	1609	push @logins, $login;
1433	}	1610	}
1434		1611
…		…
1461	}	1638	}
1462		1639
1463	\@paths	1640	\@paths
1464	}	1641	}
1465		1642
1466	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1643	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1467		1644
1468	Expand crossfire pod fragments into protocol xml.	1645	Expand deliantra pod fragments into protocol xml.
1469		1646
1470	=cut
1471
1472	sub expand_cfpod {
1473	((my $self), (local $_)) = @_;
1474
1475	# escape & and <
1476	s/&/&amp;/g;
1477	s/(?<![BIUGH])</&lt;/g;
1478
1479	# this is buggy, it needs to properly take care of nested <'s
1480
1481	1 while
1482	# replace B<>, I<>, U<> etc.
1483	s/B<([^\>]*)>/<b>$1<\/b>/
1484	|| s/I<([^\>]*)>/<i>$1<\/i>/
1485	|| s/U<([^\>]*)>/<u>$1<\/u>/
1486	# replace G<male|female> tags
1487	|| s{G<([^>|]*)\|([^>]*)>}{
1488	$self->gender ? $2 : $1
1489	}ge
1490	# replace H<hint text>
1491	|| s{H<([^\>]*)>}
1492	{
1493	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1494	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1495	"")
1496	[$self->{hintmode}]
1497	}ge;
1498
1499	# create single paragraphs (very hackish)
1500	s/(?<=\S)\n(?=\w)/ /g;
1501
1502	# compress some whitespace
1503	s/\s+\n/\n/g; # ws line-ends
1504	s/\n\n+/\n/g; # double lines
1505	s/^\n+//; # beginning lines
1506	s/\n+$//; # ending lines
1507
1508	$_
1509	}
1510
1511	sub hintmode {
1512	$_[0]{hintmode} = $_[1] if @_ > 1;
1513	$_[0]{hintmode}
1514	}
1515
1516	=item $player->ext_reply ($msgid, %msg)	1647	=item $player->ext_reply ($msgid, @msg)
1517		1648
1518	Sends an ext reply to the player.	1649	Sends an ext reply to the player.
1519		1650
1520	=cut	1651	=cut
1521		1652
1522	sub ext_reply($$%) {	1653	sub ext_reply($$@) {
1523	my ($self, $id, %msg) = @_;	1654	my ($self, $id, @msg) = @_;
1524		1655
1525	$msg{msgid} = $id;	1656	$self->ns->ext_reply ($id, @msg)
1526	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1527	}	1657	}
1528		1658
1529	=item $player->ext_event ($type, %msg)	1659	=item $player->ext_msg ($type, @msg)
1530		1660
1531	Sends an ext event to the client.	1661	Sends an ext event to the client.
1532		1662
1533	=cut	1663	=cut
1534		1664
1535	sub ext_event($$%) {	1665	sub ext_msg($$@) {
1536	my ($self, $type, %msg) = @_;	1666	my ($self, $type, @msg) = @_;
1537		1667
1538	$self->ns->ext_event ($type, %msg);	1668	$self->ns->ext_msg ($type, @msg);
1539	}	1669	}
1540		1670
1541	=head3 cf::region	1671	=head3 cf::region
1542		1672
1543	=over 4	1673	=over 4
…		…
1587	our $MAX_RESET = 3600;	1717	our $MAX_RESET = 3600;
1588	our $DEFAULT_RESET = 3000;	1718	our $DEFAULT_RESET = 3000;
1589		1719
1590	sub generate_random_map {	1720	sub generate_random_map {
1591	my ($self, $rmp) = @_;	1721	my ($self, $rmp) = @_;
		1722
		1723	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1724
1592	# mit "rum" bekleckern, nicht	1725	# mit "rum" bekleckern, nicht
1593	$self->_create_random_map (	1726	$self->_create_random_map (
1594	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1727	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1595	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1728	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1596	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1729	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1718		1851
1719	# the temporary/swap location	1852	# the temporary/swap location
1720	sub save_path {	1853	sub save_path {
1721	my ($self) = @_;	1854	my ($self) = @_;
1722		1855
1723	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1856	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1724	"$TMPDIR/$path.map"	1857	"$TMPDIR/$path.map"
1725	}	1858	}
1726		1859
1727	# the unique path, undef == no special unique path	1860	# the unique path, undef == no special unique path
1728	sub uniq_path {	1861	sub uniq_path {
1729	my ($self) = @_;	1862	my ($self) = @_;
1730		1863
1731	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1864	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1732	"$UNIQUEDIR/$path"	1865	"$UNIQUEDIR/$path"
1733	}	1866	}
1734		1867
1735	# and all this just because we cannot iterate over	1868	# and all this just because we cannot iterate over
1736	# all maps in C++...	1869	# all maps in C++...
…		…
1759		1892
1760	sub load_header_from($) {	1893	sub load_header_from($) {
1761	my ($self, $path) = @_;	1894	my ($self, $path) = @_;
1762		1895
1763	utf8::encode $path;	1896	utf8::encode $path;
1764	#aio_open $path, O_RDONLY, 0	1897	my $f = new_from_file cf::object::thawer $path
1765	# or return;
1766
1767	$self->_load_header ($path)
1768	or return;	1898	or return;
		1899
		1900	$self->_load_header ($f)
		1901	or return;
		1902
		1903	local $MAP_LOADING{$self->{path}} = $self;
		1904	$f->resolve_delayed_derefs;
1769		1905
1770	$self->{load_path} = $path;	1906	$self->{load_path} = $path;
1771		1907
1772	1	1908	1
1773	}	1909	}
…		…
1827	sub find {	1963	sub find {
1828	my ($path, $origin) = @_;	1964	my ($path, $origin) = @_;
1829		1965
1830	$path = normalise $path, $origin && $origin->path;	1966	$path = normalise $path, $origin && $origin->path;
1831		1967
		1968	cf::lock_wait "map_data:$path";#d#remove
1832	cf::lock_wait "map_find:$path";	1969	cf::lock_wait "map_find:$path";
1833		1970
1834	$cf::MAP{$path} || do {	1971	$cf::MAP{$path} || do {
		1972	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1835	my $guard = cf::lock_acquire "map_find:$path";	1973	my $guard2 = cf::lock_acquire "map_find:$path";
		1974
1836	my $map = new_from_path cf::map $path	1975	my $map = new_from_path cf::map $path
1837	or return;	1976	or return;
1838		1977
1839	$map->{last_save} = $cf::RUNTIME;	1978	$map->{last_save} = $cf::RUNTIME;
1840		1979
…		…
1842	or return;	1981	or return;
1843		1982
1844	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1983	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1845	# doing this can freeze the server in a sync job, obviously	1984	# doing this can freeze the server in a sync job, obviously
1846	#$cf::WAIT_FOR_TICK->wait;	1985	#$cf::WAIT_FOR_TICK->wait;
		1986	undef $guard2;
		1987	undef $guard1;
1847	$map->reset;	1988	$map->reset;
1848	undef $guard;
1849	return find $path;	1989	return find $path;
1850	}	1990	}
1851		1991
1852	$cf::MAP{$path} = $map	1992	$cf::MAP{$path} = $map
1853	}	1993	}
…		…
1862	local $self->{deny_reset} = 1; # loading can take a long time	2002	local $self->{deny_reset} = 1; # loading can take a long time
1863		2003
1864	my $path = $self->{path};	2004	my $path = $self->{path};
1865		2005
1866	{	2006	{
1867	my $guard = cf::lock_acquire "map_load:$path";	2007	my $guard = cf::lock_acquire "map_data:$path";
1868		2008
		2009	return unless $self->valid;
1869	return if $self->in_memory != cf::MAP_SWAPPED;	2010	return unless $self->in_memory == cf::MAP_SWAPPED;
1870		2011
1871	$self->in_memory (cf::MAP_LOADING);	2012	$self->in_memory (cf::MAP_LOADING);
1872		2013
1873	$self->alloc;	2014	$self->alloc;
1874		2015
1875	$self->pre_load;	2016	$self->pre_load;
1876	Coro::cede;	2017	cf::cede_to_tick;
1877		2018
		2019	my $f = new_from_file cf::object::thawer $self->{load_path};
		2020	$f->skip_block;
1878	$self->_load_objects ($self->{load_path}, 1)	2021	$self->_load_objects ($f)
1879	or return;	2022	or return;
1880		2023
1881	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2024	$self->post_load_original
1882	if delete $self->{load_original};	2025	if delete $self->{load_original};
1883		2026
1884	if (my $uniq = $self->uniq_path) {	2027	if (my $uniq = $self->uniq_path) {
1885	utf8::encode $uniq;	2028	utf8::encode $uniq;
1886	if (aio_open $uniq, O_RDONLY, 0) {	2029	unless (aio_stat $uniq) {
		2030	if (my $f = new_from_file cf::object::thawer $uniq) {
1887	$self->clear_unique_items;	2031	$self->clear_unique_items;
1888	$self->_load_objects ($uniq, 0);	2032	$self->_load_objects ($f);
		2033	$f->resolve_delayed_derefs;
		2034	}
1889	}	2035	}
1890	}	2036	}
1891		2037
1892	Coro::cede;	2038	$f->resolve_delayed_derefs;
		2039
		2040	cf::cede_to_tick;
1893	# now do the right thing for maps	2041	# now do the right thing for maps
1894	$self->link_multipart_objects;	2042	$self->link_multipart_objects;
1895	$self->difficulty ($self->estimate_difficulty)	2043	$self->difficulty ($self->estimate_difficulty)
1896	unless $self->difficulty;	2044	unless $self->difficulty;
1897	Coro::cede;	2045	cf::cede_to_tick;
1898		2046
1899	unless ($self->{deny_activate}) {	2047	unless ($self->{deny_activate}) {
1900	$self->decay_objects;	2048	$self->decay_objects;
1901	$self->fix_auto_apply;	2049	$self->fix_auto_apply;
1902	$self->update_buttons;	2050	$self->update_buttons;
1903	Coro::cede;	2051	cf::cede_to_tick;
1904	$self->set_darkness_map;	2052	$self->set_darkness_map;
1905	Coro::cede;	2053	cf::cede_to_tick;
1906	$self->activate;	2054	$self->activate;
1907	}	2055	}
1908		2056
		2057	$self->{last_save} = $cf::RUNTIME;
		2058	$self->last_access ($cf::RUNTIME);
		2059
1909	$self->in_memory (cf::MAP_IN_MEMORY);	2060	$self->in_memory (cf::MAP_ACTIVE);
1910	}	2061	}
1911		2062
1912	$self->post_load;	2063	$self->post_load;
1913	}	2064	}
1914		2065
…		…
1923		2074
1924	$self	2075	$self
1925	}	2076	}
1926		2077
1927	# find and load all maps in the 3x3 area around a map	2078	# find and load all maps in the 3x3 area around a map
1928	sub load_diag {	2079	sub load_neighbours {
1929	my ($map) = @_;	2080	my ($map) = @_;
1930		2081
1931	my @diag; # diagonal neighbours	2082	my @neigh; # diagonal neighbours
1932		2083
1933	for (0 .. 3) {	2084	for (0 .. 3) {
1934	my $neigh = $map->tile_path ($_)	2085	my $neigh = $map->tile_path ($_)
1935	or next;	2086	or next;
1936	$neigh = find $neigh, $map	2087	$neigh = find $neigh, $map
1937	or next;	2088	or next;
1938	$neigh->load;	2089	$neigh->load;
1939		2090
		2091	push @neigh,
1940	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2092	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1941	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2093	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1942	}	2094	}
1943		2095
1944	for (@diag) {	2096	for (grep defined $_->[0], @neigh) {
		2097	my ($path, $origin) = @$_;
1945	my $neigh = find @$_	2098	my $neigh = find $path, $origin
1946	or next;	2099	or next;
1947	$neigh->load;	2100	$neigh->load;
1948	}	2101	}
1949	}	2102	}
1950		2103
…		…
1955	}	2108	}
1956		2109
1957	sub do_load_sync {	2110	sub do_load_sync {
1958	my ($map) = @_;	2111	my ($map) = @_;
1959		2112
		2113	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2114	if $Coro::current == $Coro::main;
		2115
1960	cf::sync_job { $map->load };	2116	cf::sync_job { $map->load };
1961	}	2117	}
1962		2118
1963	our %MAP_PREFETCH;	2119	our %MAP_PREFETCH;
1964	our $MAP_PREFETCHER = undef;	2120	our $MAP_PREFETCHER = undef;
1965		2121
1966	sub find_async {	2122	sub find_async {
1967	my ($path, $origin) = @_;	2123	my ($path, $origin, $load) = @_;
1968		2124
1969	$path = normalise $path, $origin && $origin->{path};	2125	$path = normalise $path, $origin && $origin->{path};
1970		2126
1971	if (my $map = $cf::MAP{$path}) {	2127	if (my $map = $cf::MAP{$path}) {
1972	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2128	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1973	}	2129	}
1974		2130
1975	undef $MAP_PREFETCH{$path};	2131	$MAP_PREFETCH{$path} |= $load;
		2132
1976	$MAP_PREFETCHER ||= cf::async {	2133	$MAP_PREFETCHER ||= cf::async {
		2134	$Coro::current->{desc} = "map prefetcher";
		2135
1977	while (%MAP_PREFETCH) {	2136	while (%MAP_PREFETCH) {
1978	for my $path (keys %MAP_PREFETCH) {	2137	while (my ($k, $v) = each %MAP_PREFETCH) {
1979	if (my $map = find $path) {	2138	if (my $map = find $k) {
1980	$map->load;	2139	$map->load if $v;
1981	}	2140	}
1982		2141
1983	delete $MAP_PREFETCH{$path};	2142	delete $MAP_PREFETCH{$k};
1984	}	2143	}
1985	}	2144	}
1986	undef $MAP_PREFETCHER;	2145	undef $MAP_PREFETCHER;
1987	};	2146	};
1988	$MAP_PREFETCHER->prio (6);	2147	$MAP_PREFETCHER->prio (6);
…		…
1991	}	2150	}
1992		2151
1993	sub save {	2152	sub save {
1994	my ($self) = @_;	2153	my ($self) = @_;
1995		2154
1996	my $lock = cf::lock_acquire "map_data:" . $self->path;	2155	my $lock = cf::lock_acquire "map_data:$self->{path}";
1997		2156
1998	$self->{last_save} = $cf::RUNTIME;	2157	$self->{last_save} = $cf::RUNTIME;
1999		2158
2000	return unless $self->dirty;	2159	return unless $self->dirty;
2001		2160
…		…
2007	return if $self->{deny_save};	2166	return if $self->{deny_save};
2008		2167
2009	local $self->{last_access} = $self->last_access;#d#	2168	local $self->{last_access} = $self->last_access;#d#
2010		2169
2011	cf::async {	2170	cf::async {
		2171	$Coro::current->{desc} = "map player save";
2012	$_->contr->save for $self->players;	2172	$_->contr->save for $self->players;
2013	};	2173	};
		2174
		2175	cf::get_slot 0.02;
2014		2176
2015	if ($uniq) {	2177	if ($uniq) {
2016	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2178	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2017	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2179	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2018	} else {	2180	} else {
…		…
2024	my ($self) = @_;	2186	my ($self) = @_;
2025		2187
2026	# save first because save cedes	2188	# save first because save cedes
2027	$self->save;	2189	$self->save;
2028		2190
2029	my $lock = cf::lock_acquire "map_data:" . $self->path;	2191	my $lock = cf::lock_acquire "map_data:$self->{path}";
2030		2192
2031	return if $self->players;	2193	return if $self->players;
2032	return if $self->in_memory != cf::MAP_IN_MEMORY;	2194	return if $self->in_memory != cf::MAP_ACTIVE;
2033	return if $self->{deny_save};	2195	return if $self->{deny_save};
2034		2196
		2197	$self->in_memory (cf::MAP_SWAPPED);
		2198
		2199	$self->deactivate;
		2200	$_->clear_links_to ($self) for values %cf::MAP;
2035	$self->clear;	2201	$self->clear;
2036	$self->in_memory (cf::MAP_SWAPPED);
2037	}	2202	}
2038		2203
2039	sub reset_at {	2204	sub reset_at {
2040	my ($self) = @_;	2205	my ($self) = @_;
2041		2206
…		…
2073	if $uniq;	2238	if $uniq;
2074	}	2239	}
2075		2240
2076	delete $cf::MAP{$self->path};	2241	delete $cf::MAP{$self->path};
2077		2242
		2243	$self->deactivate;
		2244	$_->clear_links_to ($self) for values %cf::MAP;
2078	$self->clear;	2245	$self->clear;
2079
2080	$_->clear_links_to ($self) for values %cf::MAP;
2081		2246
2082	$self->unlink_save;	2247	$self->unlink_save;
2083	$self->destroy;	2248	$self->destroy;
2084	}	2249	}
2085		2250
2086	my $nuke_counter = "aaaa";	2251	my $nuke_counter = "aaaa";
2087		2252
2088	sub nuke {	2253	sub nuke {
2089	my ($self) = @_;	2254	my ($self) = @_;
2090		2255
		2256	{
		2257	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2258
2091	delete $cf::MAP{$self->path};	2259	delete $cf::MAP{$self->path};
2092		2260
2093	$self->unlink_save;	2261	$self->unlink_save;
2094		2262
2095	bless $self, "cf::map";	2263	bless $self, "cf::map";
2096	delete $self->{deny_reset};	2264	delete $self->{deny_reset};
2097	$self->{deny_save} = 1;	2265	$self->{deny_save} = 1;
2098	$self->reset_timeout (1);	2266	$self->reset_timeout (1);
2099	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2267	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2100		2268
2101	$cf::MAP{$self->path} = $self;	2269	$cf::MAP{$self->path} = $self;
		2270	}
2102		2271
2103	$self->reset; # polite request, might not happen	2272	$self->reset; # polite request, might not happen
2104	}	2273	}
2105		2274
2106	=item $maps = cf::map::tmp_maps	2275	=item $maps = cf::map::tmp_maps
…		…
2148		2317
2149	sub unique_maps() {	2318	sub unique_maps() {
2150	[	2319	[
2151	map {	2320	map {
2152	utf8::decode $_;	2321	utf8::decode $_;
2153	/\.map$/	2322	s/\.map$//; # TODO future compatibility hack
		2323	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2324	? ()
2154	? normalise $_	2325	: normalise $_
2155	: ()
2156	} @{ aio_readdir $UNIQUEDIR or [] }	2326	} @{ aio_readdir $UNIQUEDIR or [] }
2157	]	2327	]
2158	}	2328	}
2159		2329
2160	package cf;
2161
2162	=back	2330	=back
2163		2331
2164	=head3 cf::object	2332	=head3 cf::object
2165		2333
2166	=cut	2334	=cut
…		…
2169		2337
2170	=over 4	2338	=over 4
2171		2339
2172	=item $ob->inv_recursive	2340	=item $ob->inv_recursive
2173		2341
2174	Returns the inventory of the object _and_ their inventories, recursively.	2342	Returns the inventory of the object I<and> their inventories, recursively,
		2343	but I<not> the object itself.
2175		2344
2176	=cut	2345	=cut
2177		2346
2178	sub inv_recursive_;	2347	sub inv_recursive_;
2179	sub inv_recursive_ {	2348	sub inv_recursive_ {
…		…
2182		2351
2183	sub inv_recursive {	2352	sub inv_recursive {
2184	inv_recursive_ inv $_[0]	2353	inv_recursive_ inv $_[0]
2185	}	2354	}
2186		2355
		2356	=item $ref = $ob->ref
		2357
		2358	Creates and returns a persistent reference to an object that can be stored as a string.
		2359
		2360	=item $ob = cf::object::deref ($refstring)
		2361
		2362	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2363	even if the object actually exists. May block.
		2364
		2365	=cut
		2366
		2367	sub deref {
		2368	my ($ref) = @_;
		2369
		2370	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2371	my ($uuid, $name) = ($1, $2);
		2372	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2373	or return;
		2374	$pl->ob->uuid eq $uuid
		2375	or return;
		2376
		2377	$pl->ob
		2378	} else {
		2379	warn "$ref: cannot resolve object reference\n";
		2380	undef
		2381	}
		2382	}
		2383
2187	package cf;	2384	package cf;
2188		2385
2189	=back	2386	=back
2190		2387
2191	=head3 cf::object::player	2388	=head3 cf::object::player
…		…
2197	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2394	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2198	can be C<undef>. Does the right thing when the player is currently in a	2395	can be C<undef>. Does the right thing when the player is currently in a
2199	dialogue with the given NPC character.	2396	dialogue with the given NPC character.
2200		2397
2201	=cut	2398	=cut
		2399
		2400	our $SAY_CHANNEL = {
		2401	id => "say",
		2402	title => "Map",
		2403	reply => "say ",
		2404	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2405	};
		2406
		2407	our $CHAT_CHANNEL = {
		2408	id => "chat",
		2409	title => "Chat",
		2410	reply => "chat ",
		2411	tooltip => "Player chat and shouts, global to the server.",
		2412	};
2202		2413
2203	# rough implementation of a future "reply" method that works	2414	# rough implementation of a future "reply" method that works
2204	# with dialog boxes.	2415	# with dialog boxes.
2205	#TODO: the first argument must go, split into a $npc->reply_to ( method	2416	#TODO: the first argument must go, split into a $npc->reply_to ( method
2206	sub cf::object::player::reply($$$;$) {	2417	sub cf::object::player::reply($$$;$) {
…		…
2213		2424
2214	} else {	2425	} else {
2215	my $pl = $self->contr;	2426	my $pl = $self->contr;
2216		2427
2217	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2428	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2218	my $diag = $pl->{npc_dialog};	2429	my $dialog = $pl->{npc_dialog};
2219	$diag->{pl}->ext_reply (	2430	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2220	$diag->{id},
2221	msgtype => "reply",
2222	msg => $diag->{pl}->expand_cfpod ($msg),
2223	add_topics => []
2224	);
2225		2431
2226	} else {	2432	} else {
2227	$msg = $npc->name . " says: $msg" if $npc;	2433	$msg = $npc->name . " says: $msg" if $npc;
2228	$self->message ($msg, $flags);	2434	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2229	}	2435	}
2230	}	2436	}
		2437	}
		2438
		2439	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2440
		2441	=cut
		2442
		2443	sub cf::object::send_msg {
		2444	my $pl = shift->contr
		2445	or return;
		2446	$pl->send_msg (@_);
2231	}	2447	}
2232		2448
2233	=item $player_object->may ("access")	2449	=item $player_object->may ("access")
2234		2450
2235	Returns wether the given player is authorized to access resource "access"	2451	Returns wether the given player is authorized to access resource "access"
…		…
2248		2464
2249	=item $player_object->enter_link	2465	=item $player_object->enter_link
2250		2466
2251	Freezes the player and moves him/her to a special map (C<{link}>).	2467	Freezes the player and moves him/her to a special map (C<{link}>).
2252		2468
2253	The player should be reasonably safe there for short amounts of time. You	2469	The player should be reasonably safe there for short amounts of time (e.g.
2254	I<MUST> call C<leave_link> as soon as possible, though.	2470	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2471	though, as the palyer cannot control the character while it is on the link
		2472	map.
2255		2473
2256	Will never block.	2474	Will never block.
2257		2475
2258	=item $player_object->leave_link ($map, $x, $y)	2476	=item $player_object->leave_link ($map, $x, $y)
2259		2477
…		…
2314	# use -1 or undef as default coordinates, not 0, 0	2532	# use -1 or undef as default coordinates, not 0, 0
2315	($x, $y) = ($map->enter_x, $map->enter_y)	2533	($x, $y) = ($map->enter_x, $map->enter_y)
2316	if $x <=0 && $y <= 0;	2534	if $x <=0 && $y <= 0;
2317		2535
2318	$map->load;	2536	$map->load;
2319	$map->load_diag;	2537	$map->load_neighbours;
2320		2538
2321	return unless $self->contr->active;	2539	return unless $self->contr->active;
		2540	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2322	$self->activate_recursive;	2541	$self->activate_recursive;
2323		2542
2324	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2543	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2325	$self->enter_map ($map, $x, $y);	2544	$self->enter_map ($map, $x, $y);
2326	}	2545	}
…		…
2331	her, loading and preparing them map, calling the provided $check callback	2550	her, loading and preparing them map, calling the provided $check callback
2332	that has to return the map if sucecssful, and then unfreezes the player on	2551	that has to return the map if sucecssful, and then unfreezes the player on
2333	the new (success) or old (failed) map position. In either case, $done will	2552	the new (success) or old (failed) map position. In either case, $done will
2334	be called at the end of this process.	2553	be called at the end of this process.
2335		2554
		2555	Note that $check will be called with a potentially non-loaded map, so if
		2556	it needs a loaded map it has to call C<< ->load >>.
		2557
2336	=cut	2558	=cut
2337		2559
2338	our $GOTOGEN;	2560	our $GOTOGEN;
2339		2561
2340	sub cf::object::player::goto {	2562	sub cf::object::player::goto {
…		…
2344	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2566	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2345		2567
2346	$self->enter_link;	2568	$self->enter_link;
2347		2569
2348	(async {	2570	(async {
		2571	$Coro::current->{desc} = "player::goto $path $x $y";
		2572
		2573	# *tag paths override both path and x|y
		2574	if ($path =~ /^\*(.*)$/) {
		2575	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2576	my $ob = $obs[rand @obs];
		2577
		2578	# see if we actually can go there
		2579	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2580	$ob = $obs[rand @obs];
		2581	} else {
		2582	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2583	}
		2584	# else put us there anyways for now #d#
		2585
		2586	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2587	} else {
		2588	($path, $x, $y) = (undef, undef, undef);
		2589	}
		2590	}
		2591
2349	my $map = eval {	2592	my $map = eval {
2350	my $map = cf::map::find $path;	2593	my $map = defined $path ? cf::map::find $path : undef;
2351		2594
2352	if ($map) {	2595	if ($map) {
2353	$map = $map->customise_for ($self);	2596	$map = $map->customise_for ($self);
2354	$map = $check->($map) if $check && $map;	2597	$map = $check->($map) if $check && $map;
2355	} else {	2598	} else {
2356	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2599	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2357	}	2600	}
2358		2601
2359	$map	2602	$map
2360	};	2603	};
2361		2604
…		…
2397	}	2640	}
2398		2641
2399	sub prepare_random_map {	2642	sub prepare_random_map {
2400	my ($exit) = @_;	2643	my ($exit) = @_;
2401		2644
2402	my $guard = cf::lock_acquire "exit_prepare:$exit";
2403
2404	# all this does is basically replace the /! path by	2645	# all this does is basically replace the /! path by
2405	# a new random map path (?random/...) with a seed	2646	# a new random map path (?random/...) with a seed
2406	# that depends on the exit object	2647	# that depends on the exit object
2407		2648
2408	my $rmp = parse_random_map_params $exit->msg;	2649	my $rmp = parse_random_map_params $exit->msg;
…		…
2410	if ($exit->map) {	2651	if ($exit->map) {
2411	$rmp->{region} = $exit->region->name;	2652	$rmp->{region} = $exit->region->name;
2412	$rmp->{origin_map} = $exit->map->path;	2653	$rmp->{origin_map} = $exit->map->path;
2413	$rmp->{origin_x} = $exit->x;	2654	$rmp->{origin_x} = $exit->x;
2414	$rmp->{origin_y} = $exit->y;	2655	$rmp->{origin_y} = $exit->y;
		2656
		2657	$exit->map->touch;
2415	}	2658	}
2416		2659
2417	$rmp->{random_seed} ||= $exit->random_seed;	2660	$rmp->{random_seed} ||= $exit->random_seed;
2418		2661
2419	my $data = cf::to_json $rmp;	2662	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2420	my $md5 = Digest::MD5::md5_hex $data;	2663	my $md5 = Digest::MD5::md5_hex $data;
2421	my $meta = "$RANDOMDIR/$md5.meta";	2664	my $meta = "$RANDOMDIR/$md5.meta";
2422		2665
2423	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2666	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2424	aio_write $fh, 0, (length $data), $data, 0;	2667	aio_write $fh, 0, (length $data), $data, 0;
2425	undef $fh;	2668	undef $fh;
2426	aio_rename "$meta~", $meta;	2669	aio_rename "$meta~", $meta;
2427		2670
		2671	my $slaying = "?random/$md5";
		2672
		2673	if ($exit->valid) {
2428	$exit->slaying ("?random/$md5");	2674	$exit->slaying ("?random/$md5");
2429	$exit->msg (undef);	2675	$exit->msg (undef);
		2676	}
2430	}	2677	}
2431	}	2678	}
2432		2679
2433	sub cf::object::player::enter_exit {	2680	sub cf::object::player::enter_exit {
2434	my ($self, $exit) = @_;	2681	my ($self, $exit) = @_;
2435		2682
2436	return unless $self->type == cf::PLAYER;	2683	return unless $self->type == cf::PLAYER;
2437		2684
2438	if ($exit->slaying eq "/!") {
2439	#TODO: this should de-fi-ni-te-ly not be a sync-job
2440	# the problem is that $exit might not survive long enough
2441	# so it needs to be done right now, right here
2442	cf::sync_job { prepare_random_map $exit };
2443	}
2444
2445	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2446	my $hp = $exit->stats->hp;
2447	my $sp = $exit->stats->sp;
2448
2449	$self->enter_link;	2685	$self->enter_link;
2450		2686
2451	# if exit is damned, update players death & WoR home-position
2452	$self->contr->savebed ($slaying, $hp, $sp)
2453	if $exit->flag (FLAG_DAMNED);
2454
2455	(async {	2687	(async {
2456	$self->deactivate_recursive; # just to be sure	2688	$Coro::current->{desc} = "enter_exit";
		2689
2457	unless (eval {	2690	unless (eval {
		2691	$self->deactivate_recursive; # just to be sure
		2692
		2693	# random map handling
		2694	{
		2695	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2696
		2697	prepare_random_map $exit
		2698	if $exit->slaying eq "/!";
		2699	}
		2700
		2701	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2702	my $x = $exit->stats->hp;
		2703	my $y = $exit->stats->sp;
		2704
2458	$self->goto ($slaying, $hp, $sp);	2705	$self->goto ($map, $x, $y);
2459		2706
		2707	# if exit is damned, update players death & WoR home-position
		2708	$self->contr->savebed ($map, $x, $y)
		2709	if $exit->flag (cf::FLAG_DAMNED);
		2710
2460	1;	2711	1
2461	}) {	2712	}) {
2462	$self->message ("Something went wrong deep within the crossfire server. "	2713	$self->message ("Something went wrong deep within the deliantra server. "
2463	. "I'll try to bring you back to the map you were before. "	2714	. "I'll try to bring you back to the map you were before. "
2464	. "Please report this to the dungeon master!",	2715	. "Please report this to the dungeon master!",
2465	cf::NDI_UNIQUE | cf::NDI_RED);	2716	cf::NDI_UNIQUE | cf::NDI_RED);
2466		2717
2467	warn "ERROR in enter_exit: $@";	2718	warn "ERROR in enter_exit: $@";
…		…
2495	the message, with C<log> being the default. If C<$color> is negative, suppress	2746	the message, with C<log> being the default. If C<$color> is negative, suppress
2496	the message unless the client supports the msg packet.	2747	the message unless the client supports the msg packet.
2497		2748
2498	=cut	2749	=cut
2499		2750
		2751	# non-persistent channels (usually the info channel)
		2752	our %CHANNEL = (
		2753	"c/identify" => {
		2754	id => "infobox",
		2755	title => "Identify",
		2756	reply => undef,
		2757	tooltip => "Items recently identified",
		2758	},
		2759	"c/examine" => {
		2760	id => "infobox",
		2761	title => "Examine",
		2762	reply => undef,
		2763	tooltip => "Signs and other items you examined",
		2764	},
		2765	"c/book" => {
		2766	id => "infobox",
		2767	title => "Book",
		2768	reply => undef,
		2769	tooltip => "The contents of a note or book",
		2770	},
		2771	"c/lookat" => {
		2772	id => "infobox",
		2773	title => "Look",
		2774	reply => undef,
		2775	tooltip => "What you saw there",
		2776	},
		2777	"c/who" => {
		2778	id => "infobox",
		2779	title => "Players",
		2780	reply => undef,
		2781	tooltip => "Shows players who are currently online",
		2782	},
		2783	"c/body" => {
		2784	id => "infobox",
		2785	title => "Body Parts",
		2786	reply => undef,
		2787	tooltip => "Shows which body parts you posess and are available",
		2788	},
		2789	"c/uptime" => {
		2790	id => "infobox",
		2791	title => "Uptime",
		2792	reply => undef,
		2793	tooltip => "How long the server has been running since last restart",
		2794	},
		2795	"c/mapinfo" => {
		2796	id => "infobox",
		2797	title => "Map Info",
		2798	reply => undef,
		2799	tooltip => "Information related to the maps",
		2800	},
		2801	"c/party" => {
		2802	id => "party",
		2803	title => "Party",
		2804	reply => "gsay ",
		2805	tooltip => "Messages and chat related to your party",
		2806	},
		2807	);
		2808
2500	sub cf::client::send_msg {	2809	sub cf::client::send_msg {
2501	my ($self, $channel, $msg, $color, @extra) = @_;	2810	my ($self, $channel, $msg, $color, @extra) = @_;
2502		2811
2503	$msg = $self->pl->expand_cfpod ($msg);	2812	$msg = $self->pl->expand_cfpod ($msg)
		2813	unless $color & cf::NDI_VERBATIM;
2504		2814
2505	$color &= ~cf::NDI_UNIQUE; # just in case...	2815	$color &= cf::NDI_CLIENT_MASK; # just in case...
2506		2816
		2817	# check predefined channels, for the benefit of C
		2818	if ($CHANNEL{$channel}) {
		2819	$channel = $CHANNEL{$channel};
		2820
		2821	$self->ext_msg (channel_info => $channel)
		2822	if $self->can_msg;
		2823
		2824	$channel = $channel->{id};
		2825
2507	if (ref $channel) {	2826	} elsif (ref $channel) {
2508	# send meta info to client, if not yet sent	2827	# send meta info to client, if not yet sent
2509	unless (exists $self->{channel}{$channel->{id}}) {	2828	unless (exists $self->{channel}{$channel->{id}}) {
2510	$self->{channel}{$channel->{id}} = $channel;	2829	$self->{channel}{$channel->{id}} = $channel;
2511	$self->ext_event (channel_info => %$channel);	2830	$self->ext_msg (channel_info => $channel)
		2831	if $self->can_msg;
2512	}	2832	}
2513		2833
2514	$channel = $channel->{id};	2834	$channel = $channel->{id};
2515	}	2835	}
2516		2836
2517	return unless @extra || length $msg;	2837	return unless @extra || length $msg;
2518		2838
2519	if ($self->can_msg) {	2839	if ($self->can_msg) {
2520	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $channel, $msg, @extra]));	2840	# default colour, mask it out
		2841	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
		2842	if $color & cf::NDI_DEF;
		2843
		2844	my $pkt = "msg "
		2845	. $self->{json_coder}->encode (
		2846	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		2847	);
		2848
		2849	# try lzf for large packets
		2850	$pkt = "lzf " . Compress::LZF::compress $pkt
		2851	if 1024 <= length $pkt and $self->{can_lzf};
		2852
		2853	# split very large packets
		2854	if (8192 < length $pkt and $self->{can_lzf}) {
		2855	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
		2856	$pkt = "frag";
		2857	}
		2858
		2859	$self->send_packet ($pkt);
2521	} else {	2860	} else {
2522	# replace some tags by gcfclient-compatible ones
2523	for ($msg) {
2524	1 while
2525	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2526	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2527	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2528	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2529	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2530	}
2531
2532	if ($color >= 0) {	2861	if ($color >= 0) {
		2862	# replace some tags by gcfclient-compatible ones
		2863	for ($msg) {
		2864	1 while
		2865	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
		2866	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
		2867	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
		2868	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
		2869	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
		2870	}
		2871
		2872	$color &= cf::NDI_COLOR_MASK;
		2873
		2874	utf8::encode $msg;
		2875
2533	if (0 && $msg =~ /\[/) {	2876	if (0 && $msg =~ /\[/) {
		2877	# COMMAND/INFO
2534	$self->send_packet ("drawextinfo $color 4 0 $msg")	2878	$self->send_packet ("drawextinfo $color 10 8 $msg")
2535	} else {	2879	} else {
2536	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	2880	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2537	$self->send_packet ("drawinfo $color $msg")	2881	$self->send_packet ("drawinfo $color $msg")
2538	}	2882	}
2539	}	2883	}
2540	}	2884	}
2541	}	2885	}
2542		2886
2543	=item $client->ext_event ($type, %msg)	2887	=item $client->ext_msg ($type, @msg)
2544		2888
2545	Sends an ext event to the client.	2889	Sends an ext event to the client.
2546		2890
2547	=cut	2891	=cut
2548		2892
2549	sub cf::client::ext_event($$%) {	2893	sub cf::client::ext_msg($$@) {
2550	my ($self, $type, %msg) = @_;	2894	my ($self, $type, @msg) = @_;
2551		2895
2552	return unless $self->extcmd;	2896	if ($self->extcmd == 2) {
2553		2897	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2898	} elsif ($self->extcmd == 1) { # TODO: remove
2554	$msg{msgtype} = "event_$type";	2899	push @msg, msgtype => "event_$type";
2555	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	2900	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2901	}
		2902	}
		2903
		2904	=item $client->ext_reply ($msgid, @msg)
		2905
		2906	Sends an ext reply to the client.
		2907
		2908	=cut
		2909
		2910	sub cf::client::ext_reply($$@) {
		2911	my ($self, $id, @msg) = @_;
		2912
		2913	if ($self->extcmd == 2) {
		2914	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2915	} elsif ($self->extcmd == 1) {
		2916	#TODO: version 1, remove
		2917	unshift @msg, msgtype => "reply", msgid => $id;
		2918	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2919	}
2556	}	2920	}
2557		2921
2558	=item $success = $client->query ($flags, "text", \&cb)	2922	=item $success = $client->query ($flags, "text", \&cb)
2559		2923
2560	Queues a query to the client, calling the given callback with	2924	Queues a query to the client, calling the given callback with
…		…
2615	my ($ns, $buf) = @_;	2979	my ($ns, $buf) = @_;
2616		2980
2617	my $msg = eval { $ns->{json_coder}->decode ($buf) };	2981	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2618		2982
2619	if (ref $msg) {	2983	if (ref $msg) {
		2984	my ($type, $reply, @payload) =
		2985	"ARRAY" eq ref $msg
		2986	? @$msg
		2987	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		2988
		2989	my @reply;
		2990
2620	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	2991	if (my $cb = $EXTICMD{$type}) {
2621	if (my %reply = $cb->($ns, $msg)) {	2992	@reply = $cb->($ns, @payload);
2622	$reply{msgid} = $msg->{msgid};
2623	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2624	}
2625	}	2993	}
		2994
		2995	$ns->ext_reply ($reply, @reply)
		2996	if $reply;
		2997
2626	} else {	2998	} else {
2627	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	2999	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2628	}	3000	}
2629		3001
2630	cf::override;	3002	cf::override;
…		…
2677	our $safe = new Safe "safe";	3049	our $safe = new Safe "safe";
2678	our $safe_hole = new Safe::Hole;	3050	our $safe_hole = new Safe::Hole;
2679		3051
2680	$SIG{FPE} = 'IGNORE';	3052	$SIG{FPE} = 'IGNORE';
2681		3053
2682	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3054	$safe->permit_only (Opcode::opset qw(
		3055	:base_core :base_mem :base_orig :base_math
		3056	grepstart grepwhile mapstart mapwhile
		3057	sort time
		3058	));
2683		3059
2684	# here we export the classes and methods available to script code	3060	# here we export the classes and methods available to script code
2685		3061
2686	=pod	3062	=pod
2687		3063
2688	The following functions and methods are available within a safe environment:	3064	The following functions and methods are available within a safe environment:
2689		3065
2690	cf::object	3066	cf::object
2691	contr pay_amount pay_player map x y force_find force_add	3067	contr pay_amount pay_player map x y force_find force_add destroy
2692	insert remove	3068	insert remove name archname title slaying race decrease split
2693		3069
2694	cf::object::player	3070	cf::object::player
2695	player	3071	player
2696		3072
2697	cf::player	3073	cf::player
…		…
2702		3078
2703	=cut	3079	=cut
2704		3080
2705	for (	3081	for (
2706	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3082	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2707	insert remove)],	3083	insert remove inv nrof name archname title slaying race
		3084	decrease split destroy change_exp)],
2708	["cf::object::player" => qw(player)],	3085	["cf::object::player" => qw(player)],
2709	["cf::player" => qw(peaceful)],	3086	["cf::player" => qw(peaceful)],
2710	["cf::map" => qw(trigger)],	3087	["cf::map" => qw(trigger)],
2711	) {	3088	) {
2712	no strict 'refs';	3089	no strict 'refs';
…		…
2788	# the server's init and main functions	3165	# the server's init and main functions
2789		3166
2790	sub load_facedata($) {	3167	sub load_facedata($) {
2791	my ($path) = @_;	3168	my ($path) = @_;
2792		3169
		3170	# HACK to clear player env face cache, we need some signal framework
		3171	# for this (global event?)
		3172	%ext::player_env::MUSIC_FACE_CACHE = ();
		3173
		3174	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3175
2793	warn "loading facedata from $path\n";	3176	warn "loading facedata from $path\n";
2794		3177
2795	my $facedata;	3178	my $facedata;
2796	0 < aio_load $path, $facedata	3179	0 < aio_load $path, $facedata
2797	or die "$path: $!";	3180	or die "$path: $!";
…		…
2799	$facedata = Coro::Storable::thaw $facedata;	3182	$facedata = Coro::Storable::thaw $facedata;
2800		3183
2801	$facedata->{version} == 2	3184	$facedata->{version} == 2
2802	or cf::cleanup "$path: version mismatch, cannot proceed.";	3185	or cf::cleanup "$path: version mismatch, cannot proceed.";
2803		3186
		3187	# patch in the exptable
		3188	$facedata->{resource}{"res/exp_table"} = {
		3189	type => FT_RSRC,
		3190	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3191	};
		3192	cf::cede_to_tick;
		3193
2804	{	3194	{
2805	my $faces = $facedata->{faceinfo};	3195	my $faces = $facedata->{faceinfo};
2806		3196
2807	while (my ($face, $info) = each %$faces) {	3197	while (my ($face, $info) = each %$faces) {
2808	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3198	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3199
2809	cf::face::set_visibility $idx, $info->{visibility};	3200	cf::face::set_visibility $idx, $info->{visibility};
2810	cf::face::set_magicmap $idx, $info->{magicmap};	3201	cf::face::set_magicmap $idx, $info->{magicmap};
2811	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3202	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2812	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3203	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2813		3204
2814	cf::cede_to_tick;	3205	cf::cede_to_tick;
2815	}	3206	}
2816		3207
2817	while (my ($face, $info) = each %$faces) {	3208	while (my ($face, $info) = each %$faces) {
2818	next unless $info->{smooth};	3209	next unless $info->{smooth};
		3210
2819	my $idx = cf::face::find $face	3211	my $idx = cf::face::find $face
2820	or next;	3212	or next;
		3213
2821	if (my $smooth = cf::face::find $info->{smooth}) {	3214	if (my $smooth = cf::face::find $info->{smooth}) {
2822	cf::face::set_smooth $idx, $smooth;	3215	cf::face::set_smooth $idx, $smooth;
2823	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3216	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2824	} else {	3217	} else {
2825	warn "smooth face '$info->{smooth}' not found for face '$face'";	3218	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2842		3235
2843	{	3236	{
2844	# TODO: for gcfclient pleasure, we should give resources	3237	# TODO: for gcfclient pleasure, we should give resources
2845	# that gcfclient doesn't grok a >10000 face index.	3238	# that gcfclient doesn't grok a >10000 face index.
2846	my $res = $facedata->{resource};	3239	my $res = $facedata->{resource};
2847	my $enc = JSON::XS->new->utf8->canonical;
2848		3240
2849	while (my ($name, $info) = each %$res) {	3241	while (my ($name, $info) = each %$res) {
2850	my $meta = $enc->encode ({	3242	if (defined $info->{type}) {
2851	name => $name,
2852	type => $info->{type},
2853	copyright => $info->{copyright}, #TODO#
2854	});
2855
2856	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3243	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3244	my $data;
2857		3245
2858	if ($name =~ /\.jpg$/) {	3246	if ($info->{type} & 1) {
2859	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};#d# temp hack	3247	# prepend meta info
2860	cf::face::set_data $idx, 1, $info->{data}, $info->{chksum};#d# temp hack	3248
		3249	my $meta = $enc->encode ({
		3250	name => $name,
		3251	%{ $info->{meta} || {} },
		3252	});
		3253
		3254	$data = pack "(w/a*)*", $meta, $info->{data};
		3255	} else {
		3256	$data = $info->{data};
		3257	}
		3258
		3259	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3260	cf::face::set_type $idx, $info->{type};
2861	} else {	3261	} else {
2862	my $data = pack "(w/a*)*", $meta, $info->{data};	3262	$RESOURCE{$name} = $info;
2863	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2864
2865	cf::face::set_type $idx, 1;
2866	cf::face::set_data $idx, 0, $data, $chk;
2867	}	3263	}
2868		3264
2869	cf::cede_to_tick;	3265	cf::cede_to_tick;
2870	}	3266	}
2871	}	3267	}
2872		3268
		3269	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3270
2873	1	3271	1
2874	}	3272	}
2875		3273
		3274	cf::global->attach (on_resource_update => sub {
		3275	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3276	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3277
		3278	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3279	my $sound = $soundconf->{compat}[$_]
		3280	or next;
		3281
		3282	my $face = cf::face::find "sound/$sound->[1]";
		3283	cf::sound::set $sound->[0] => $face;
		3284	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3285	}
		3286
		3287	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3288	my $face = cf::face::find "sound/$v";
		3289	cf::sound::set $k => $face;
		3290	}
		3291	}
		3292	});
		3293
		3294	register_exticmd fx_want => sub {
		3295	my ($ns, $want) = @_;
		3296
		3297	while (my ($k, $v) = each %$want) {
		3298	$ns->fx_want ($k, $v);
		3299	}
		3300	};
		3301
		3302	sub load_resource_file($) {
		3303	my $guard = lock_acquire "load_resource_file";
		3304
		3305	my $status = load_resource_file_ $_[0];
		3306	get_slot 0.1, 100;
		3307	cf::arch::commit_load;
		3308
		3309	$status
		3310	}
		3311
2876	sub reload_regions {	3312	sub reload_regions {
		3313	# HACK to clear player env face cache, we need some signal framework
		3314	# for this (global event?)
		3315	%ext::player_env::MUSIC_FACE_CACHE = ();
		3316
2877	load_resource_file "$MAPDIR/regions"	3317	load_resource_file "$MAPDIR/regions"
2878	or die "unable to load regions file\n";	3318	or die "unable to load regions file\n";
2879		3319
2880	for (cf::region::list) {	3320	for (cf::region::list) {
2881	$_->{match} = qr/$_->{match}/	3321	$_->{match} = qr/$_->{match}/
…		…
2889	}	3329	}
2890		3330
2891	sub reload_archetypes {	3331	sub reload_archetypes {
2892	load_resource_file "$DATADIR/archetypes"	3332	load_resource_file "$DATADIR/archetypes"
2893	or die "unable to load archetypes\n";	3333	or die "unable to load archetypes\n";
2894	#d# NEED to laod twice to resolve forward references
2895	# this really needs to be done in an extra post-pass
2896	# (which needs to be synchronous, so solve it differently)
2897	load_resource_file "$DATADIR/archetypes"
2898	or die "unable to load archetypes\n";
2899	}	3334	}
2900		3335
2901	sub reload_treasures {	3336	sub reload_treasures {
2902	load_resource_file "$DATADIR/treasures"	3337	load_resource_file "$DATADIR/treasures"
2903	or die "unable to load treasurelists\n";	3338	or die "unable to load treasurelists\n";
2904	}	3339	}
2905		3340
2906	sub reload_resources {	3341	sub reload_resources {
2907	warn "reloading resource files...\n";	3342	warn "reloading resource files...\n";
2908		3343
		3344	reload_facedata;
		3345	reload_archetypes;
2909	reload_regions;	3346	reload_regions;
2910	reload_facedata;
2911	#reload_archetypes;#d#
2912	reload_archetypes;
2913	reload_treasures;	3347	reload_treasures;
2914		3348
2915	warn "finished reloading resource files\n";	3349	warn "finished reloading resource files\n";
2916	}	3350	}
2917		3351
2918	sub init {	3352	sub init {
		3353	my $guard = freeze_mainloop;
		3354
		3355	evthread_start IO::AIO::poll_fileno;
		3356
2919	reload_resources;	3357	reload_resources;
2920	}	3358	}
2921		3359
2922	sub cfg_load {	3360	sub reload_config {
2923	open my $fh, "<:utf8", "$CONFDIR/config"	3361	open my $fh, "<:utf8", "$CONFDIR/config"
2924	or return;	3362	or return;
2925		3363
2926	local $/;	3364	local $/;
2927	*CFG = YAML::Syck::Load <$fh>;	3365	*CFG = YAML::Load <$fh>;
2928		3366
2929	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3367	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2930		3368
2931	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3369	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2932	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3370	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2938	};	3376	};
2939	warn $@ if $@;	3377	warn $@ if $@;
2940	}	3378	}
2941	}	3379	}
2942		3380
		3381	sub pidfile() {
		3382	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3383	or die "$PIDFILE: $!";
		3384	flock $fh, &Fcntl::LOCK_EX
		3385	or die "$PIDFILE: flock: $!";
		3386	$fh
		3387	}
		3388
		3389	# make sure only one server instance is running at any one time
		3390	sub atomic {
		3391	my $fh = pidfile;
		3392
		3393	my $pid = <$fh>;
		3394	kill 9, $pid if $pid > 0;
		3395
		3396	seek $fh, 0, 0;
		3397	print $fh $$;
		3398	}
		3399
2943	sub main {	3400	sub main {
		3401	atomic;
		3402
2944	# we must not ever block the main coroutine	3403	# we must not ever block the main coroutine
2945	local $Coro::idle = sub {	3404	local $Coro::idle = sub {
2946	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3405	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2947	(async {	3406	(async {
2948	Event::one_event;	3407	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3408	EV::loop EV::LOOP_ONESHOT;
2949	})->prio (Coro::PRIO_MAX);	3409	})->prio (Coro::PRIO_MAX);
2950	};	3410	};
2951		3411
2952	cfg_load;	3412	{
		3413	my $guard = freeze_mainloop;
		3414	reload_config;
2953	db_init;	3415	db_init;
2954	load_extensions;	3416	load_extensions;
2955		3417
2956	$TICK_WATCHER->start;	3418	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3419	}
		3420
		3421	utime time, time, $RUNTIMEFILE;
		3422
		3423	# no (long-running) fork's whatsoever before this point(!)
		3424	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3425
2957	Event::loop;	3426	EV::loop;
2958	}	3427	}
2959		3428
2960	#############################################################################	3429	#############################################################################
2961	# initialisation and cleanup	3430	# initialisation and cleanup
2962		3431
2963	# install some emergency cleanup handlers	3432	# install some emergency cleanup handlers
2964	BEGIN {	3433	BEGIN {
		3434	our %SIGWATCHER = ();
2965	for my $signal (qw(INT HUP TERM)) {	3435	for my $signal (qw(INT HUP TERM)) {
2966	Event->signal (	3436	$SIGWATCHER{$signal} = EV::signal $signal, sub {
2967	reentrant => 0,
2968	data => WF_AUTOCANCEL,
2969	signal => $signal,
2970	prio => 0,
2971	cb => sub {
2972	cf::cleanup "SIG$signal";	3437	cf::cleanup "SIG$signal";
2973	},
2974	);	3438	};
2975	}	3439	}
2976	}	3440	}
2977		3441
2978	sub write_runtime {	3442	sub write_runtime_sync {
2979	my $runtime = "$LOCALDIR/runtime";
2980
2981	# first touch the runtime file to show we are still running:	3443	# first touch the runtime file to show we are still running:
2982	# the fsync below can take a very very long time.	3444	# the fsync below can take a very very long time.
2983		3445
2984	IO::AIO::aio_utime $runtime, undef, undef;	3446	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2985		3447
2986	my $guard = cf::lock_acquire "write_runtime";	3448	my $guard = cf::lock_acquire "write_runtime";
2987		3449
2988	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3450	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
2989	or return;	3451	or return;
2990		3452
2991	my $value = $cf::RUNTIME + 90 + 10;	3453	my $value = $cf::RUNTIME + 90 + 10;
2992	# 10 is the runtime save interval, for a monotonic clock	3454	# 10 is the runtime save interval, for a monotonic clock
2993	# 60 allows for the watchdog to kill the server.	3455	# 60 allows for the watchdog to kill the server.
…		…
3003	aio_utime $fh, undef, undef;	3465	aio_utime $fh, undef, undef;
3004		3466
3005	close $fh	3467	close $fh
3006	or return;	3468	or return;
3007		3469
3008	aio_rename "$runtime~", $runtime	3470	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3009	and return;	3471	and return;
3010		3472
3011	warn "runtime file written.\n";	3473	warn "runtime file written.\n";
3012		3474
3013	1	3475	1
		3476	}
		3477
		3478	our $uuid_lock;
		3479	our $uuid_skip;
		3480
		3481	sub write_uuid_sync($) {
		3482	$uuid_skip ||= $_[0];
		3483
		3484	return if $uuid_lock;
		3485	local $uuid_lock = 1;
		3486
		3487	my $uuid = "$LOCALDIR/uuid";
		3488
		3489	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3490	or return;
		3491
		3492	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3493	$uuid_skip = 0;
		3494
		3495	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3496	and return;
		3497
		3498	# always fsync - this file is important
		3499	aio_fsync $fh
		3500	and return;
		3501
		3502	close $fh
		3503	or return;
		3504
		3505	aio_rename "$uuid~", $uuid
		3506	and return;
		3507
		3508	warn "uuid file written ($value).\n";
		3509
		3510	1
		3511
		3512	}
		3513
		3514	sub write_uuid($$) {
		3515	my ($skip, $sync) = @_;
		3516
		3517	$sync ? write_uuid_sync $skip
		3518	: async { write_uuid_sync $skip };
3014	}	3519	}
3015		3520
3016	sub emergency_save() {	3521	sub emergency_save() {
3017	my $freeze_guard = cf::freeze_mainloop;	3522	my $freeze_guard = cf::freeze_mainloop;
3018		3523
…		…
3024	# and maps saved/destroyed asynchronously.	3529	# and maps saved/destroyed asynchronously.
3025	warn "begin emergency player save\n";	3530	warn "begin emergency player save\n";
3026	for my $login (keys %cf::PLAYER) {	3531	for my $login (keys %cf::PLAYER) {
3027	my $pl = $cf::PLAYER{$login} or next;	3532	my $pl = $cf::PLAYER{$login} or next;
3028	$pl->valid or next;	3533	$pl->valid or next;
		3534	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3029	$pl->save;	3535	$pl->save;
3030	}	3536	}
3031	warn "end emergency player save\n";	3537	warn "end emergency player save\n";
3032		3538
3033	warn "begin emergency map save\n";	3539	warn "begin emergency map save\n";
…		…
3039	warn "end emergency map save\n";	3545	warn "end emergency map save\n";
3040		3546
3041	warn "begin emergency database checkpoint\n";	3547	warn "begin emergency database checkpoint\n";
3042	BDB::db_env_txn_checkpoint $DB_ENV;	3548	BDB::db_env_txn_checkpoint $DB_ENV;
3043	warn "end emergency database checkpoint\n";	3549	warn "end emergency database checkpoint\n";
		3550
		3551	warn "begin write uuid\n";
		3552	write_uuid_sync 1;
		3553	warn "end write uuid\n";
3044	};	3554	};
3045		3555
3046	warn "leave emergency perl save\n";	3556	warn "leave emergency perl save\n";
3047	}	3557	}
3048		3558
3049	sub post_cleanup {	3559	sub post_cleanup {
3050	my ($make_core) = @_;	3560	my ($make_core) = @_;
3051		3561
3052	warn Carp::longmess "post_cleanup backtrace"	3562	warn Carp::longmess "post_cleanup backtrace"
3053	if $make_core;	3563	if $make_core;
		3564
		3565	my $fh = pidfile;
		3566	unlink $PIDFILE if <$fh> == $$;
3054	}	3567	}
		3568
		3569	# a safer delete_package, copied from Symbol
		3570	sub clear_package($) {
		3571	my $pkg = shift;
		3572
		3573	# expand to full symbol table name if needed
		3574	unless ($pkg =~ /^main::.*::$/) {
		3575	$pkg = "main$pkg" if $pkg =~ /^::/;
		3576	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3577	$pkg .= '::' unless $pkg =~ /::$/;
		3578	}
		3579
		3580	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3581	my $stem_symtab = *{$stem}{HASH};
		3582
		3583	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3584	or return;
		3585
		3586	# clear all symbols
		3587	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3588	for my $name (keys %$leaf_symtab) {
		3589	_gv_clear *{"$pkg$name"};
		3590	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3591	}
		3592	warn "cleared package #$pkg\n";#d#
		3593	}
		3594
		3595	our $RELOAD; # how many times to reload
3055		3596
3056	sub do_reload_perl() {	3597	sub do_reload_perl() {
3057	# can/must only be called in main	3598	# can/must only be called in main
3058	if ($Coro::current != $Coro::main) {	3599	if ($Coro::current != $Coro::main) {
3059	warn "can only reload from main coroutine";	3600	warn "can only reload from main coroutine";
3060	return;	3601	return;
3061	}	3602	}
3062		3603
		3604	return if $RELOAD++;
		3605
		3606	while ($RELOAD) {
3063	warn "reloading...";	3607	warn "reloading...";
3064		3608
3065	warn "entering sync_job";	3609	warn "entering sync_job";
3066		3610
3067	cf::sync_job {	3611	cf::sync_job {
3068	cf::write_runtime; # external watchdog should not bark	3612	cf::write_runtime_sync; # external watchdog should not bark
3069	cf::emergency_save;	3613	cf::emergency_save;
3070	cf::write_runtime; # external watchdog should not bark	3614	cf::write_runtime_sync; # external watchdog should not bark
3071		3615
3072	warn "syncing database to disk";	3616	warn "syncing database to disk";
3073	BDB::db_env_txn_checkpoint $DB_ENV;	3617	BDB::db_env_txn_checkpoint $DB_ENV;
3074		3618
3075	# if anything goes wrong in here, we should simply crash as we already saved	3619	# if anything goes wrong in here, we should simply crash as we already saved
3076		3620
3077	warn "cancelling all WF_AUTOCANCEL watchers";
3078	for (Event::all_watchers) {
3079	$_->cancel if $_->data & WF_AUTOCANCEL;
3080	}
3081
3082	warn "flushing outstanding aio requests";	3621	warn "flushing outstanding aio requests";
3083	for (;;) {
3084	BDB::flush;
3085	IO::AIO::flush;
3086	Coro::cede;
3087	last unless IO::AIO::nreqs || BDB::nreqs;	3622	while (IO::AIO::nreqs || BDB::nreqs) {
3088	warn "iterate...";	3623	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3089	}
3090
3091	++$RELOAD;
3092
3093	warn "cancelling all extension coros";
3094	$_->cancel for values %EXT_CORO;
3095	%EXT_CORO = ();
3096
3097	warn "removing commands";
3098	%COMMAND = ();
3099
3100	warn "removing ext/exti commands";
3101	%EXTCMD = ();
3102	%EXTICMD = ();
3103
3104	warn "unloading/nuking all extensions";
3105	for my $pkg (@EXTS) {
3106	warn "... unloading $pkg";
3107
3108	if (my $cb = $pkg->can ("unload")) {
3109	eval {
3110	$cb->($pkg);
3111	1
3112	} or warn "$pkg unloaded, but with errors: $@";
3113	}	3624	}
3114		3625
3115	warn "... nuking $pkg";	3626	warn "cancelling all extension coros";
3116	Symbol::delete_package $pkg;	3627	$_->cancel for values %EXT_CORO;
3117	}	3628	%EXT_CORO = ();
3118		3629
3119	warn "unloading all perl modules loaded from $LIBDIR";	3630	warn "removing commands";
3120	while (my ($k, $v) = each %INC) {	3631	%COMMAND = ();
3121	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3122		3632
		3633	warn "removing ext/exti commands";
		3634	%EXTCMD = ();
		3635	%EXTICMD = ();
		3636
		3637	warn "unloading/nuking all extensions";
		3638	for my $pkg (@EXTS) {
3123	warn "... unloading $k";	3639	warn "... unloading $pkg";
3124	delete $INC{$k};
3125		3640
3126	$k =~ s/\.pm$//;
3127	$k =~ s/\//::/g;
3128
3129	if (my $cb = $k->can ("unload_module")) {	3641	if (my $cb = $pkg->can ("unload")) {
		3642	eval {
3130	$cb->();	3643	$cb->($pkg);
		3644	1
		3645	} or warn "$pkg unloaded, but with errors: $@";
		3646	}
		3647
		3648	warn "... clearing $pkg";
		3649	clear_package $pkg;
3131	}	3650	}
3132		3651
3133	Symbol::delete_package $k;	3652	warn "unloading all perl modules loaded from $LIBDIR";
		3653	while (my ($k, $v) = each %INC) {
		3654	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3655
		3656	warn "... unloading $k";
		3657	delete $INC{$k};
		3658
		3659	$k =~ s/\.pm$//;
		3660	$k =~ s/\//::/g;
		3661
		3662	if (my $cb = $k->can ("unload_module")) {
		3663	$cb->();
		3664	}
		3665
		3666	clear_package $k;
3134	}	3667	}
3135		3668
3136	warn "getting rid of safe::, as good as possible";	3669	warn "getting rid of safe::, as good as possible";
3137	Symbol::delete_package "safe::$_"	3670	clear_package "safe::$_"
3138	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3671	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3139		3672
3140	warn "unloading cf.pm \"a bit\"";	3673	warn "unloading cf.pm \"a bit\"";
3141	delete $INC{"cf.pm"};	3674	delete $INC{"cf.pm"};
3142	delete $INC{"cf/pod.pm"};	3675	delete $INC{"cf/pod.pm"};
3143		3676
3144	# don't, removes xs symbols, too,	3677	# don't, removes xs symbols, too,
3145	# and global variables created in xs	3678	# and global variables created in xs
3146	#Symbol::delete_package __PACKAGE__;	3679	#clear_package __PACKAGE__;
3147		3680
3148	warn "unload completed, starting to reload now";	3681	warn "unload completed, starting to reload now";
3149		3682
3150	warn "reloading cf.pm";	3683	warn "reloading cf.pm";
3151	require cf;	3684	require cf;
3152	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3685	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3153		3686
3154	warn "loading config and database again";	3687	warn "loading config and database again";
3155	cf::cfg_load;	3688	cf::reload_config;
3156		3689
3157	warn "loading extensions";	3690	warn "loading extensions";
3158	cf::load_extensions;	3691	cf::load_extensions;
3159		3692
3160	warn "reattaching attachments to objects/players";	3693	warn "reattaching attachments to objects/players";
3161	_global_reattach; # objects, sockets	3694	_global_reattach; # objects, sockets
3162	warn "reattaching attachments to maps";	3695	warn "reattaching attachments to maps";
3163	reattach $_ for values %MAP;	3696	reattach $_ for values %MAP;
3164	warn "reattaching attachments to players";	3697	warn "reattaching attachments to players";
3165	reattach $_ for values %PLAYER;	3698	reattach $_ for values %PLAYER;
3166		3699
3167	warn "leaving sync_job";	3700	warn "leaving sync_job";
3168		3701
3169	1	3702	1
3170	} or do {	3703	} or do {
3171	warn $@;	3704	warn $@;
3172	warn "error while reloading, exiting.";	3705	cf::cleanup "error while reloading, exiting.";
3173	exit 1;
3174	};	3706	};
3175		3707
3176	warn "reloaded";	3708	warn "reloaded";
		3709	--$RELOAD;
		3710	}
3177	};	3711	};
3178		3712
3179	our $RELOAD_WATCHER; # used only during reload	3713	our $RELOAD_WATCHER; # used only during reload
3180		3714
3181	sub reload_perl() {	3715	sub reload_perl() {
3182	# doing reload synchronously and two reloads happen back-to-back,	3716	# doing reload synchronously and two reloads happen back-to-back,
3183	# coro crashes during coro_state_free->destroy here.	3717	# coro crashes during coro_state_free->destroy here.
3184		3718
3185	$RELOAD_WATCHER ||= Event->timer (	3719	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3186	reentrant => 0,
3187	after => 0,
3188	data => WF_AUTOCANCEL,
3189	cb => sub {
3190	do_reload_perl;	3720	do_reload_perl;
3191	undef $RELOAD_WATCHER;	3721	undef $RELOAD_WATCHER;
3192	},
3193	);	3722	};
3194	}	3723	}
3195		3724
3196	register_command "reload" => sub {	3725	register_command "reload" => sub {
3197	my ($who, $arg) = @_;	3726	my ($who, $arg) = @_;
3198		3727
3199	if ($who->flag (FLAG_WIZ)) {	3728	if ($who->flag (FLAG_WIZ)) {
3200	$who->message ("reloading server.");	3729	$who->message ("reloading server.");
		3730	async {
		3731	$Coro::current->{desc} = "perl_reload";
3201	async { reload_perl };	3732	reload_perl;
		3733	};
3202	}	3734	}
3203	};	3735	};
3204		3736
3205	unshift @INC, $LIBDIR;	3737	unshift @INC, $LIBDIR;
3206		3738
…		…
3208		3740
3209	our @WAIT_FOR_TICK;	3741	our @WAIT_FOR_TICK;
3210	our @WAIT_FOR_TICK_BEGIN;	3742	our @WAIT_FOR_TICK_BEGIN;
3211		3743
3212	sub wait_for_tick {	3744	sub wait_for_tick {
3213	return unless $TICK_WATCHER->is_active;
3214	return if $Coro::current == $Coro::main;	3745	return if tick_inhibit || $Coro::current == $Coro::main;
3215		3746
3216	my $signal = new Coro::Signal;	3747	my $signal = new Coro::Signal;
3217	push @WAIT_FOR_TICK, $signal;	3748	push @WAIT_FOR_TICK, $signal;
3218	$signal->wait;	3749	$signal->wait;
3219	}	3750	}
3220		3751
3221	sub wait_for_tick_begin {	3752	sub wait_for_tick_begin {
3222	return unless $TICK_WATCHER->is_active;
3223	return if $Coro::current == $Coro::main;	3753	return if tick_inhibit || $Coro::current == $Coro::main;
3224		3754
3225	my $signal = new Coro::Signal;	3755	my $signal = new Coro::Signal;
3226	push @WAIT_FOR_TICK_BEGIN, $signal;	3756	push @WAIT_FOR_TICK_BEGIN, $signal;
3227	$signal->wait;	3757	$signal->wait;
3228	}	3758	}
3229		3759
3230	my $min = 1e6;#d#	3760	sub tick {
3231	my $avg = 10;
3232	$TICK_WATCHER = Event->timer (
3233	reentrant => 0,
3234	parked => 1,
3235	prio => 0,
3236	at => $NEXT_TICK || $TICK,
3237	data => WF_AUTOCANCEL,
3238	cb => sub {
3239	if ($Coro::current != $Coro::main) {	3761	if ($Coro::current != $Coro::main) {
3240	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3762	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3241	unless ++$bug_warning > 10;	3763	unless ++$bug_warning > 10;
3242	return;	3764	return;
3243	}	3765	}
3244		3766
3245	$NOW = $tick_start = Event::time;
3246
3247	cf::server_tick; # one server iteration	3767	cf::server_tick; # one server iteration
3248		3768
3249	0 && sync_job {#d#	3769	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3250	for(1..10) {	3770	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3251	my $t = Event::time;	3771	Coro::async_pool {
3252	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3772	$Coro::current->{desc} = "runtime saver";
3253	or die;	3773	write_runtime_sync
3254		3774	or warn "ERROR: unable to write runtime file: $!";
3255	$map->width (50);
3256	$map->height (50);
3257	$map->alloc;
3258	$map->_load_objects ("/tmp/x.map", 1);
3259	my $t = Event::time - $t;
3260
3261	#next unless $t < 0.0013;#d#
3262	if ($t < $min) {
3263	$min = $t;
3264	}
3265	$avg = $avg * 0.99 + $t * 0.01;
3266	}
3267	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3268	exit 0;
3269	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3270	};	3775	};
		3776	}
3271		3777
3272	$RUNTIME += $TICK;
3273	$NEXT_TICK += $TICK;
3274
3275	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3276	$NEXT_RUNTIME_WRITE = $NOW + 10;
3277	Coro::async_pool {
3278	write_runtime
3279	or warn "ERROR: unable to write runtime file: $!";
3280	};
3281	}
3282
3283	# my $AFTER = Event::time;
3284	# warn $AFTER - $NOW;#d#
3285
3286	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3778	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3287	$sig->send;	3779	$sig->send;
3288	}	3780	}
3289	while (my $sig = shift @WAIT_FOR_TICK) {	3781	while (my $sig = shift @WAIT_FOR_TICK) {
3290	$sig->send;	3782	$sig->send;
3291	}	3783	}
3292		3784
3293	$NOW = Event::time;	3785	$LOAD = ($NOW - $TICK_START) / $TICK;
3294
3295	# if we are delayed by four ticks or more, skip them all
3296	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3297
3298	$TICK_WATCHER->at ($NEXT_TICK);
3299	$TICK_WATCHER->start;
3300
3301	$LOAD = ($NOW - $tick_start) / $TICK;
3302	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3786	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3303		3787
3304	_post_tick;	3788	if (0) {
3305		3789	if ($NEXT_TICK) {
3306		3790	my $jitter = $TICK_START - $NEXT_TICK;
		3791	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3792	warn "jitter $JITTER\n";#d#
		3793	}
3307	},	3794	}
3308	);	3795	}
3309		3796
3310	{	3797	{
3311	BDB::max_poll_time $TICK * 0.1;	3798	# configure BDB
3312	$BDB_POLL_WATCHER = Event->io (	3799
3313	reentrant => 0,
3314	fd => BDB::poll_fileno,
3315	poll => 'r',
3316	prio => 0,
3317	data => WF_AUTOCANCEL,
3318	cb => \&BDB::poll_cb,
3319	);
3320	BDB::min_parallel 8;	3800	BDB::min_parallel 8;
3321		3801	BDB::max_poll_reqs $TICK * 0.1;
3322	BDB::set_sync_prepare {	3802	$AnyEvent::BDB::WATCHER->priority (1);
3323	my $status;
3324	my $current = $Coro::current;
3325	(
3326	sub {
3327	$status = $!;
3328	$current->ready; undef $current;
3329	},
3330	sub {
3331	Coro::schedule while defined $current;
3332	$! = $status;
3333	},
3334	)
3335	};
3336		3803
3337	unless ($DB_ENV) {	3804	unless ($DB_ENV) {
3338	$DB_ENV = BDB::db_env_create;	3805	$DB_ENV = BDB::db_env_create;
		3806	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3807	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3808	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3809	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3810	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3339		3811
3340	cf::sync_job {	3812	cf::sync_job {
3341	eval {	3813	eval {
3342	BDB::db_env_open	3814	BDB::db_env_open
3343	$DB_ENV,	3815	$DB_ENV,
…		…
3345	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3817	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3346	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3818	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3347	0666;	3819	0666;
3348		3820
3349	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3821	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3350
3351	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3352	$DB_ENV->set_lk_detect;
3353	};	3822	};
3354		3823
3355	cf::cleanup "db_env_open(db): $@" if $@;	3824	cf::cleanup "db_env_open(db): $@" if $@;
3356	};	3825	};
3357	}	3826	}
		3827
		3828	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3829	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3830	};
		3831	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3832	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3833	};
		3834	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3835	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3836	};
3358	}	3837	}
3359		3838
3360	{	3839	{
		3840	# configure IO::AIO
		3841
3361	IO::AIO::min_parallel 8;	3842	IO::AIO::min_parallel 8;
3362
3363	undef $Coro::AIO::WATCHER;
3364	IO::AIO::max_poll_time $TICK * 0.1;	3843	IO::AIO::max_poll_time $TICK * 0.1;
3365	$AIO_POLL_WATCHER = Event->io (	3844	undef $AnyEvent::AIO::WATCHER;
3366	reentrant => 0,
3367	data => WF_AUTOCANCEL,
3368	fd => IO::AIO::poll_fileno,
3369	poll => 'r',
3370	prio => 6,
3371	cb => \&IO::AIO::poll_cb,
3372	);
3373	}	3845	}
3374		3846
3375	my $_log_backtrace;	3847	my $_log_backtrace;
3376		3848
3377	sub _log_backtrace {	3849	sub _log_backtrace {
…		…
3380	$msg =~ s/\n//;	3852	$msg =~ s/\n//;
3381		3853
3382	# limit the # of concurrent backtraces	3854	# limit the # of concurrent backtraces
3383	if ($_log_backtrace < 2) {	3855	if ($_log_backtrace < 2) {
3384	++$_log_backtrace;	3856	++$_log_backtrace;
		3857	my $perl_bt = Carp::longmess $msg;
3385	async {	3858	async {
		3859	$Coro::current->{desc} = "abt $msg";
		3860
3386	my @bt = fork_call {	3861	my @bt = fork_call {
3387	@addr = map { sprintf "%x", $_ } @addr;	3862	@addr = map { sprintf "%x", $_ } @addr;
3388	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3863	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3389	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3864	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3390	or die "addr2line: $!";	3865	or die "addr2line: $!";
…		…
3398	}	3873	}
3399		3874
3400	@funcs	3875	@funcs
3401	};	3876	};
3402		3877
3403	LOG llevInfo, "[ABT] $msg\n";	3878	LOG llevInfo, "[ABT] $perl_bt\n";
		3879	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3404	LOG llevInfo, "[ABT] $_\n" for @bt;	3880	LOG llevInfo, "[ABT] $_\n" for @bt;
3405	--$_log_backtrace;	3881	--$_log_backtrace;
3406	};	3882	};
3407	} else {	3883	} else {
3408	LOG llevInfo, "[ABT] $msg\n";	3884	LOG llevInfo, "[ABT] $msg\n";

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