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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.335 by root, Mon Aug 20 22:21:48 2007 UTC vs.
Revision 1.469 by root, Mon Mar 2 22:25:19 2009 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify
		7	# it under the terms of the GNU General Public License as published by
		8	# the Free Software Foundation, either version 3 of the License, or
		9	# (at your option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the GNU General Public License
		17	# along with this program. If not, see <http://www.gnu.org/licenses/>.
		18	#
		19	# The authors can be reached via e-mail to <support@deliantra.net>
		20	#
		21
1	package cf;	22	package cf;
2		23
		24	use 5.10.0;
3	use utf8;	25	use utf8;
4	use strict;	26	use strict qw(vars subs);
5		27
6	use Symbol;	28	use Symbol;
7	use List::Util;	29	use List::Util;
8	use Socket;	30	use Socket;
9	use Storable;	31	use EV;
10	use Event;
11	use Opcode;	32	use Opcode;
12	use Safe;	33	use Safe;
13	use Safe::Hole;	34	use Safe::Hole;
		35	use Storable ();
14		36
		37	use Guard ();
15	use Coro 3.64 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
18	use Coro::Event;	42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
		49	use Coro::BDB 1.6;
23	use Coro::Storable;	50	use Coro::Storable;
24	use Coro::Util ();	51	use Coro::Util ();
25		52
26	use JSON::XS 1.4 ();	53	use JSON::XS 2.01 ();
27	use BDB ();	54	use BDB ();
28	use Data::Dumper;	55	use Data::Dumper;
29	use Digest::MD5;	56	use Digest::MD5;
30	use Fcntl;	57	use Fcntl;
31	use YAML::Syck ();	58	use YAML ();
32	use IO::AIO 2.32 ();	59	use IO::AIO ();
33	use Time::HiRes;	60	use Time::HiRes;
34	use Compress::LZF;	61	use Compress::LZF;
35	use Digest::MD5 ();	62	use Digest::MD5 ();
		63
		64	AnyEvent::detect;
36		65
37	# configure various modules to our taste	66	# configure various modules to our taste
38	#	67	#
39	$Storable::canonical = 1; # reduce rsync transfers	68	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	69	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		70
		71	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		72
		73	# make sure c-lzf reinitialises itself
		74	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	75	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42
43	$Event::Eval = 1; # no idea why this is required, but it is
44
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		76
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	77	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		78
52	our %COMMAND = ();	79	our %COMMAND = ();
53	our %COMMAND_TIME = ();	80	our %COMMAND_TIME = ();
…		…
56	our %EXTCMD = ();	83	our %EXTCMD = ();
57	our %EXTICMD = ();	84	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	85	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	86	our %EXT_MAP = (); # pluggable maps
60		87
61	our $RELOAD; # number of reloads so far	88	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	89	our @EVENT;
63		90
64	our $CONFDIR = confdir;	91	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	92	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	93	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	94	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	95	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	96	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	97	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	98	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	99	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	100	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	101	our $BDBDIR = "$LOCALDIR/db";
		102	our $PIDFILE = "$LOCALDIR/pid";
		103	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		104
		105	our %RESOURCE;
75		106
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	107	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	108	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	109	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	110	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		111
		112	our $BDB_DEADLOCK_WATCHER;
		113	our $BDB_CHECKPOINT_WATCHER;
84	our $BDB_POLL_WATCHER;	114	our $BDB_TRICKLE_WATCHER;
85	our $DB_ENV;	115	our $DB_ENV;
		116
		117	our @EXTRA_MODULES = qw(pod mapscript);
86		118
87	our %CFG;	119	our %CFG;
88		120
89	our $UPTIME; $UPTIME ||= time;	121	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;	122	our $RUNTIME;
		123	our $NOW;
91		124
92	our %PLAYER; # all users	125	our (%PLAYER, %PLAYER_LOADING); # all users
93	our %MAP; # all maps	126	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	127	our $LINK_MAP; # the special {link} map, which is always available
95		128
96	# used to convert map paths into valid unix filenames by replacing / by ∕	129	# used to convert map paths into valid unix filenames by replacing / by ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	130	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		131
99	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	132	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100	our $LOADAVG; # same thing, but with alpha-smoothing	133	our $LOADAVG; # same thing, but with alpha-smoothing
		134	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	135	our $TICK_START; # for load detecting purposes
		136
		137	our @POST_INIT;
		138
		139	our $REATTACH_ON_RELOAD; # ste to true to force object reattach on reload (slow)
102		140
103	binmode STDOUT;	141	binmode STDOUT;
104	binmode STDERR;	142	binmode STDERR;
105		143
106	# read virtual server time, if available	144	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	145	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	146	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	147	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	148	$RUNTIME = <$fh> + 0.;
111	}	149	}
		150
		151	eval "sub TICK() { $TICK } 1" or die;
112		152
113	mkdir $_	153	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	154	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		155
116	our $EMERGENCY_POSITION;	156	our $EMERGENCY_POSITION;
…		…
159		199
160	The raw value load value from the last tick.	200	The raw value load value from the last tick.
161		201
162	=item %cf::CFG	202	=item %cf::CFG
163		203
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	204	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	205	from wherever your confdir points to.
166		206
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	207	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		208
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	209	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
187	$msg .= "\n"	227	$msg .= "\n"
188	unless $msg =~ /\n$/;	228	unless $msg =~ /\n$/;
189		229
190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	230	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191		231
192	utf8::encode $msg;
193	LOG llevError, $msg;	232	LOG llevError, $msg;
194	};	233	};
195	}	234	}
		235
		236	$Coro::State::DIEHOOK = sub {
		237	return unless $^S eq 0; # "eq", not "=="
		238
		239	if ($Coro::current == $Coro::main) {#d#
		240	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		241	return;#d#
		242	}#d#
		243
		244	# kill coroutine otherwise
		245	warn Carp::longmess $_[0];
		246	Coro::terminate
		247	};
		248
		249	$SIG{__DIE__} = sub { }; #d#?
196		250
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	251	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	252	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	253	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	254	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	261	for my $pkg (qw(
208	cf::global cf::attachable	262	cf::global cf::attachable
209	cf::object cf::object::player	263	cf::object cf::object::player
210	cf::client cf::player	264	cf::client cf::player
211	cf::arch cf::living	265	cf::arch cf::living
		266	cf::map cf::mapspace
212	cf::map cf::party cf::region	267	cf::party cf::region
213	)) {	268	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	269	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	270	}
217		271
218	$Event::DIED = sub {	272	$EV::DIED = sub {
219	warn "error in event callback: @_";	273	warn "error in event callback: @_";
220	};	274	};
221		275
222	#############################################################################	276	#############################################################################
223		277
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	300	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	301	$d
248	} || "[unable to dump $_[0]: '$@']";	302	} || "[unable to dump $_[0]: '$@']";
249	}	303	}
250		304
251	=item $ref = cf::from_json $json	305	=item $ref = cf::decode_json $json
252		306
253	Converts a JSON string into the corresponding perl data structure.	307	Converts a JSON string into the corresponding perl data structure.
254		308
255	=item $json = cf::to_json $ref	309	=item $json = cf::encode_json $ref
256		310
257	Converts a perl data structure into its JSON representation.	311	Converts a perl data structure into its JSON representation.
258		312
259	=cut	313	=cut
260		314
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	315	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		316
263	sub to_json ($) { $json_coder->encode ($_[0]) }	317	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	318	sub decode_json($) { $json_coder->decode ($_[0]) }
		319
		320	=item cf::post_init { BLOCK }
		321
		322	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		323	but I<before> the server starts ticking again.
		324
		325	The cdoeblock will have a single boolean argument to indicate whether this
		326	is a reload or not.
		327
		328	=cut
		329
		330	sub post_init(&) {
		331	push @POST_INIT, shift;
		332	}
265		333
266	=item cf::lock_wait $string	334	=item cf::lock_wait $string
267		335
268	Wait until the given lock is available. See cf::lock_acquire.	336	Wait until the given lock is available. See cf::lock_acquire.
269		337
270	=item my $lock = cf::lock_acquire $string	338	=item my $lock = cf::lock_acquire $string
271		339
272	Wait until the given lock is available and then acquires it and returns	340	Wait until the given lock is available and then acquires it and returns
273	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	341	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
274	for example when the coroutine gets canceled), the lock is automatically	342	for example when the coroutine gets canceled), the lock is automatically
275	returned.	343	returned.
276		344
		345	Locks are *not* recursive, locking from the same coro twice results in a
		346	deadlocked coro.
		347
277	Lock names should begin with a unique identifier (for example, cf::map::find	348	Lock names should begin with a unique identifier (for example, cf::map::find
278	uses map_find and cf::map::load uses map_load).	349	uses map_find and cf::map::load uses map_load).
279		350
280	=item $locked = cf::lock_active $string	351	=item $locked = cf::lock_active $string
281		352
282	Return true if the lock is currently active, i.e. somebody has locked it.	353	Return true if the lock is currently active, i.e. somebody has locked it.
283		354
284	=cut	355	=cut
285		356
286	our %LOCK;	357	our $LOCKS = new Coro::SemaphoreSet;
287		358
288	sub lock_wait($) {	359	sub lock_wait($) {
289	my ($key) = @_;	360	$LOCKS->wait ($_[0]);
290
291	# wait for lock, if any
292	while ($LOCK{$key}) {
293	push @{ $LOCK{$key} }, $Coro::current;
294	Coro::schedule;
295	}
296	}	361	}
297		362
298	sub lock_acquire($) {	363	sub lock_acquire($) {
299	my ($key) = @_;	364	$LOCKS->guard ($_[0])
300
301	# wait, to be sure we are not locked
302	lock_wait $key;
303
304	$LOCK{$key} = [];
305
306	Coro::guard {
307	# wake up all waiters, to be on the safe side
308	$_->ready for @{ delete $LOCK{$key} };
309	}
310	}	365	}
311		366
312	sub lock_active($) {	367	sub lock_active($) {
313	my ($key) = @_;	368	$LOCKS->count ($_[0]) < 1
314
315	! ! $LOCK{$key}
316	}	369	}
317		370
318	sub freeze_mainloop {	371	sub freeze_mainloop {
319	return unless $TICK_WATCHER->is_active;	372	tick_inhibit_inc;
320		373
321	my $guard = Coro::guard {	374	&Guard::guard (\&tick_inhibit_dec);
322	$TICK_WATCHER->start;	375	}
323	};	376
324	$TICK_WATCHER->stop;	377	=item cf::periodic $interval, $cb
325	$guard	378
		379	Like EV::periodic, but randomly selects a starting point so that the actions
		380	get spread over timer.
		381
		382	=cut
		383
		384	sub periodic($$) {
		385	my ($interval, $cb) = @_;
		386
		387	my $start = rand List::Util::min 180, $interval;
		388
		389	EV::periodic $start, $interval, 0, $cb
326	}	390	}
327		391
328	=item cf::get_slot $time[, $priority[, $name]]	392	=item cf::get_slot $time[, $priority[, $name]]
329		393
330	Allocate $time seconds of blocking CPU time at priority C<$priority>:	394	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
341	our @SLOT_QUEUE;	405	our @SLOT_QUEUE;
342	our $SLOT_QUEUE;	406	our $SLOT_QUEUE;
343		407
344	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	408	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
345	$SLOT_QUEUE = Coro::async {	409	$SLOT_QUEUE = Coro::async {
		410	$Coro::current->desc ("timeslot manager");
		411
346	my $signal = new Coro::Signal;	412	my $signal = new Coro::Signal;
347		413
348	while () {	414	while () {
349	next_job:	415	next_job:
350	my $avail = cf::till_tick;	416	my $avail = cf::till_tick;
…		…
358	}	424	}
359	}	425	}
360	}	426	}
361		427
362	if (@SLOT_QUEUE) {	428	if (@SLOT_QUEUE) {
363	# we do not use wait_For_tick() as it returns immediately when tick is inactive	429	# we do not use wait_for_tick() as it returns immediately when tick is inactive
364	push @cf::WAIT_FOR_TICK, $signal;	430	push @cf::WAIT_FOR_TICK, $signal;
365	$signal->wait;	431	$signal->wait;
366	} else {	432	} else {
367	Coro::schedule;	433	Coro::schedule;
368	}	434	}
369	}	435	}
370	};	436	};
371		437
372	sub get_slot($;$$) {	438	sub get_slot($;$$) {
		439	return if tick_inhibit || $Coro::current == $Coro::main;
		440
373	my ($time, $pri, $name) = @_;	441	my ($time, $pri, $name) = @_;
374		442
375	$time = $TICK * .6 if $time > $TICK * .6;	443	$time = $TICK * .6 if $time > $TICK * .6;
376	my $sig = new Coro::Signal;	444	my $sig = new Coro::Signal;
377		445
…		…
391		459
392	BEGIN { *async = \&Coro::async_pool }	460	BEGIN { *async = \&Coro::async_pool }
393		461
394	=item cf::sync_job { BLOCK }	462	=item cf::sync_job { BLOCK }
395		463
396	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	464	The design of Deliantra requires that the main coroutine ($Coro::main)
397	is always able to handle events or runnable, as Crossfire TRT is only	465	is always able to handle events or runnable, as Deliantra is only
398	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	466	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
399	acceptable.	467	acceptable.
400		468
401	If it must be done, put the blocking parts into C<sync_job>. This will run	469	If it must be done, put the blocking parts into C<sync_job>. This will run
402	the given BLOCK in another coroutine while waiting for the result. The	470	the given BLOCK in another coroutine while waiting for the result. The
…		…
407		475
408	sub sync_job(&) {	476	sub sync_job(&) {
409	my ($job) = @_;	477	my ($job) = @_;
410		478
411	if ($Coro::current == $Coro::main) {	479	if ($Coro::current == $Coro::main) {
412	my $time = Event::time;	480	my $time = EV::time;
413		481
414	# this is the main coro, too bad, we have to block	482	# this is the main coro, too bad, we have to block
415	# till the operation succeeds, freezing the server :/	483	# till the operation succeeds, freezing the server :/
416		484
417	# TODO: use suspend/resume instead	485	LOG llevError, Carp::longmess "sync job";#d#
418	# (but this is cancel-safe)	486
419	my $freeze_guard = freeze_mainloop;	487	my $freeze_guard = freeze_mainloop;
420		488
421	my $busy = 1;	489	my $busy = 1;
422	my @res;	490	my @res;
423		491
424	(async {	492	(async {
		493	$Coro::current->desc ("sync job coro");
425	@res = eval { $job->() };	494	@res = eval { $job->() };
426	warn $@ if $@;	495	warn $@ if $@;
427	undef $busy;	496	undef $busy;
428	})->prio (Coro::PRIO_MAX);	497	})->prio (Coro::PRIO_MAX);
429		498
430	while ($busy) {	499	while ($busy) {
431	Coro::cede or Event::one_event;	500	if (Coro::nready) {
		501	Coro::cede_notself;
		502	} else {
		503	EV::loop EV::LOOP_ONESHOT;
432	}	504	}
		505	}
433		506
434	$time = Event::time - $time;	507	my $time = EV::time - $time;
435		508
436	LOG llevError | logBacktrace, Carp::longmess "long sync job"
437	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
438
439	$tick_start += $time; # do not account sync jobs to server load	509	$TICK_START += $time; # do not account sync jobs to server load
440		510
441	wantarray ? @res : $res[0]	511	wantarray ? @res : $res[0]
442	} else {	512	} else {
443	# we are in another coroutine, how wonderful, everything just works	513	# we are in another coroutine, how wonderful, everything just works
444		514
…		…
469	=item fork_call { }, $args	539	=item fork_call { }, $args
470		540
471	Executes the given code block with the given arguments in a seperate	541	Executes the given code block with the given arguments in a seperate
472	process, returning the results. Everything must be serialisable with	542	process, returning the results. Everything must be serialisable with
473	Coro::Storable. May, of course, block. Note that the executed sub may	543	Coro::Storable. May, of course, block. Note that the executed sub may
474	never block itself or use any form of Event handling.	544	never block itself or use any form of event handling.
475		545
476	=cut	546	=cut
477		547
478	sub fork_call(&@) {	548	sub fork_call(&@) {
479	my ($cb, @args) = @_;	549	my ($cb, @args) = @_;
480		550
481	# we seemingly have to make a local copy of the whole thing,	551	# we seemingly have to make a local copy of the whole thing,
482	# otherwise perl prematurely frees the stuff :/	552	# otherwise perl prematurely frees the stuff :/
483	# TODO: investigate and fix (liekly this will be rather laborious)	553	# TODO: investigate and fix (likely this will be rather laborious)
484		554
485	my @res = Coro::Util::fork_eval {	555	my @res = Coro::Util::fork_eval {
486	reset_signals;	556	reset_signals;
487	&$cb	557	&$cb
488	}, @args;	558	}, @args;
489		559
490	wantarray ? @res : $res[-1]	560	wantarray ? @res : $res[-1]
491	}	561	}
492		562
		563	=item $coin = coin_from_name $name
		564
		565	=cut
		566
		567	our %coin_alias = (
		568	"silver" => "silvercoin",
		569	"silvercoin" => "silvercoin",
		570	"silvercoins" => "silvercoin",
		571	"gold" => "goldcoin",
		572	"goldcoin" => "goldcoin",
		573	"goldcoins" => "goldcoin",
		574	"platinum" => "platinacoin",
		575	"platinumcoin" => "platinacoin",
		576	"platinumcoins" => "platinacoin",
		577	"platina" => "platinacoin",
		578	"platinacoin" => "platinacoin",
		579	"platinacoins" => "platinacoin",
		580	"royalty" => "royalty",
		581	"royalties" => "royalty",
		582	);
		583
		584	sub coin_from_name($) {
		585	$coin_alias{$_[0]}
		586	? cf::arch::find $coin_alias{$_[0]}
		587	: undef
		588	}
		589
493	=item $value = cf::db_get $family => $key	590	=item $value = cf::db_get $family => $key
494		591
495	Returns a single value from the environment database.	592	Returns a single value from the environment database.
496		593
497	=item cf::db_put $family => $key => $value	594	=item cf::db_put $family => $key => $value
498		595
499	Stores the given C<$value> in the family. It can currently store binary	596	Stores the given C<$value> in the family. It can currently store binary
500	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	597	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
501		598
		599	=item $db = cf::db_table "name"
		600
		601	Create and/or open a new database table. The string must not be "db" and must be unique
		602	within each server.
		603
502	=cut	604	=cut
		605
		606	sub db_table($) {
		607	my ($name) = @_;
		608	my $db = BDB::db_create $DB_ENV;
		609
		610	eval {
		611	$db->set_flags (BDB::CHKSUM);
		612
		613	utf8::encode $name;
		614	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		615	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		616	cf::cleanup "db_open(db): $!" if $!;
		617	};
		618	cf::cleanup "db_open(db): $@" if $@;
		619
		620	$db
		621	}
503		622
504	our $DB;	623	our $DB;
505		624
506	sub db_init {	625	sub db_init {
507	unless ($DB) {
508	$DB = BDB::db_create $DB_ENV;
509
510	cf::sync_job {	626	cf::sync_job {
511	eval {	627	$DB ||= db_table "db";
512	$DB->set_flags (BDB::CHKSUM);
513
514	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
515	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
516	cf::cleanup "db_open(db): $!" if $!;
517	};
518	cf::cleanup "db_open(db): $@" if $@;
519	};
520	}	628	};
521	}	629	}
522		630
523	sub db_get($$) {	631	sub db_get($$) {
524	my $key = "$_[0]/$_[1]";	632	my $key = "$_[0]/$_[1]";
525		633
…		…
575	if (1) {	683	if (1) {
576	$md5 =	684	$md5 =
577	join "\x00",	685	join "\x00",
578	$processversion,	686	$processversion,
579	map {	687	map {
580	Coro::cede;	688	cf::cede_to_tick;
581	($src->[$_], Digest::MD5::md5_hex $data[$_])	689	($src->[$_], Digest::MD5::md5_hex $data[$_])
582	} 0.. $#$src;	690	} 0.. $#$src;
583		691
584		692
585	my $dbmd5 = db_get cache => "$id/md5";	693	my $dbmd5 = db_get cache => "$id/md5";
…		…
623		731
624	#############################################################################	732	#############################################################################
625		733
626	=head2 ATTACHABLE OBJECTS	734	=head2 ATTACHABLE OBJECTS
627		735
628	Many objects in crossfire are so-called attachable objects. That means you can	736	Many objects in deliantra are so-called attachable objects. That means you can
629	attach callbacks/event handlers (a collection of which is called an "attachment")	737	attach callbacks/event handlers (a collection of which is called an "attachment")
630	to it. All such attachable objects support the following methods.	738	to it. All such attachable objects support the following methods.
631		739
632	In the following description, CLASS can be any of C<global>, C<object>	740	In the following description, CLASS can be any of C<global>, C<object>
633	C<player>, C<client> or C<map> (i.e. the attachable objects in	741	C<player>, C<client> or C<map> (i.e. the attachable objects in
634	Crossfire TRT).	742	Deliantra).
635		743
636	=over 4	744	=over 4
637		745
638	=item $attachable->attach ($attachment, key => $value...)	746	=item $attachable->attach ($attachment, key => $value...)
639		747
…		…
683	=item cf::CLASS::attachment $name, ...	791	=item cf::CLASS::attachment $name, ...
684		792
685	Register an attachment by C<$name> through which attachable objects of the	793	Register an attachment by C<$name> through which attachable objects of the
686	given CLASS can refer to this attachment.	794	given CLASS can refer to this attachment.
687		795
688	Some classes such as crossfire maps and objects can specify attachments	796	Some classes such as deliantra maps and objects can specify attachments
689	that are attached at load/instantiate time, thus the need for a name.	797	that are attached at load/instantiate time, thus the need for a name.
690		798
691	These calls expect any number of the following handler/hook descriptions:	799	These calls expect any number of the following handler/hook descriptions:
692		800
693	=over 4	801	=over 4
…		…
921	}	1029	}
922		1030
923	0	1031	0
924	}	1032	}
925		1033
926	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1034	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
927		1035
928	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1036	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
929		1037
930	Generate an object-specific event with the given arguments.	1038	Generate an object-specific event with the given arguments.
931		1039
…		…
937		1045
938	=cut	1046	=cut
939		1047
940	#############################################################################	1048	#############################################################################
941	# object support	1049	# object support
942	#
943		1050
		1051	sub _object_equal($$);
		1052	sub _object_equal($$) {
		1053	my ($a, $b) = @_;
		1054
		1055	return 0 unless (ref $a) eq (ref $b);
		1056
		1057	if ("HASH" eq ref $a) {
		1058	my @ka = keys %$a;
		1059	my @kb = keys %$b;
		1060
		1061	return 0 if @ka != @kb;
		1062
		1063	for (0 .. $#ka) {
		1064	return 0 unless $ka[$_] eq $kb[$_];
		1065	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1066	}
		1067
		1068	} elsif ("ARRAY" eq ref $a) {
		1069
		1070	return 0 if @$a != @$b;
		1071
		1072	for (0 .. $#$a) {
		1073	return 0 unless _object_equal $a->[$_], $b->[$_];
		1074	}
		1075
		1076	} elsif ($a ne $b) {
		1077	return 0;
		1078	}
		1079
		1080	1
		1081	}
		1082
		1083	our $SLOW_MERGES;#d#
944	sub _can_merge {	1084	sub _can_merge {
945	my ($ob1, $ob2) = @_;	1085	my ($ob1, $ob2) = @_;
946		1086
947	local $Storable::canonical = 1;	1087	++$SLOW_MERGES;#d#
948	my $fob1 = Storable::freeze $ob1;
949	my $fob2 = Storable::freeze $ob2;
950		1088
951	$fob1 eq $fob2	1089	# we do the slow way here
		1090	return _object_equal $ob1, $ob2
952	}	1091	}
953		1092
954	sub reattach {	1093	sub reattach {
955	# basically do the same as instantiate, without calling instantiate	1094	# basically do the same as instantiate, without calling instantiate
956	my ($obj) = @_;	1095	my ($obj) = @_;
957		1096
		1097	# no longer needed after getting rid of delete_package?
958	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1098	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
959		1099
960	my $registry = $obj->registry;	1100	my $registry = $obj->registry;
961		1101
962	@$registry = ();	1102	@$registry = ();
963		1103
…		…
978	cf::attachable->attach (	1118	cf::attachable->attach (
979	prio => -1000000,	1119	prio => -1000000,
980	on_instantiate => sub {	1120	on_instantiate => sub {
981	my ($obj, $data) = @_;	1121	my ($obj, $data) = @_;
982		1122
983	$data = from_json $data;	1123	$data = decode_json $data;
984		1124
985	for (@$data) {	1125	for (@$data) {
986	my ($name, $args) = @$_;	1126	my ($name, $args) = @$_;
987		1127
988	$obj->attach ($name, %{$args || {} });	1128	$obj->attach ($name, %{$args || {} });
…		…
1004	sub object_freezer_save {	1144	sub object_freezer_save {
1005	my ($filename, $rdata, $objs) = @_;	1145	my ($filename, $rdata, $objs) = @_;
1006		1146
1007	sync_job {	1147	sync_job {
1008	if (length $$rdata) {	1148	if (length $$rdata) {
		1149	utf8::decode (my $decname = $filename);
1009	warn sprintf "saving %s (%d,%d)\n",	1150	warn sprintf "saving %s (%d,%d)\n",
1010	$filename, length $$rdata, scalar @$objs;	1151	$decname, length $$rdata, scalar @$objs;
1011		1152
1012	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1153	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1013	chmod SAVE_MODE, $fh;	1154	aio_chmod $fh, SAVE_MODE;
1014	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1155	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1015	aio_fsync $fh if $cf::USE_FSYNC;	1156	aio_fsync $fh if $cf::USE_FSYNC;
1016	close $fh;	1157	aio_close $fh;
1017		1158
1018	if (@$objs) {	1159	if (@$objs) {
1019	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1160	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1020	chmod SAVE_MODE, $fh;	1161	aio_chmod $fh, SAVE_MODE;
1021	my $data = Storable::nfreeze { version => 1, objs => $objs };	1162	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1022	aio_write $fh, 0, (length $data), $data, 0;	1163	aio_write $fh, 0, (length $data), $data, 0;
1023	aio_fsync $fh if $cf::USE_FSYNC;	1164	aio_fsync $fh if $cf::USE_FSYNC;
1024	close $fh;	1165	aio_close $fh;
1025	aio_rename "$filename.pst~", "$filename.pst";	1166	aio_rename "$filename.pst~", "$filename.pst";
1026	}	1167	}
1027	} else {	1168	} else {
1028	aio_unlink "$filename.pst";	1169	aio_unlink "$filename.pst";
1029	}	1170	}
1030		1171
1031	aio_rename "$filename~", $filename;	1172	aio_rename "$filename~", $filename;
		1173
		1174	$filename =~ s%/[^/]+$%%;
		1175	aio_pathsync $filename if $cf::USE_FSYNC;
1032	} else {	1176	} else {
1033	warn "FATAL: $filename~: $!\n";	1177	warn "unable to save objects: $filename~: $!\n";
1034	}	1178	}
1035	} else {	1179	} else {
1036	aio_unlink $filename;	1180	aio_unlink $filename;
1037	aio_unlink "$filename.pst";	1181	aio_unlink "$filename.pst";
1038	}	1182	}
1039	}	1183	};
1040	}	1184	}
1041		1185
1042	sub object_freezer_as_string {	1186	sub object_freezer_as_string {
1043	my ($rdata, $objs) = @_;	1187	my ($rdata, $objs) = @_;
1044		1188
…		…
1056	or return;	1200	or return;
1057		1201
1058	unless (aio_stat "$filename.pst") {	1202	unless (aio_stat "$filename.pst") {
1059	(aio_load "$filename.pst", $av) >= 0	1203	(aio_load "$filename.pst", $av) >= 0
1060	or return;	1204	or return;
		1205
1061	$av = eval { (Storable::thaw $av)->{objs} };	1206	my $st = eval { Coro::Storable::thaw $av };
		1207	$av = $st->{objs};
1062	}	1208	}
1063		1209
		1210	utf8::decode (my $decname = $filename);
1064	warn sprintf "loading %s (%d)\n",	1211	warn sprintf "loading %s (%d,%d)\n",
1065	$filename, length $data, scalar @{$av || []};	1212	$decname, length $data, scalar @{$av || []};
		1213
1066	return ($data, $av);	1214	($data, $av)
1067	}	1215	}
1068		1216
1069	=head2 COMMAND CALLBACKS	1217	=head2 COMMAND CALLBACKS
1070		1218
1071	=over 4	1219	=over 4
…		…
1125	my ($name, $cb) = @_;	1273	my ($name, $cb) = @_;
1126		1274
1127	$EXTICMD{$name} = $cb;	1275	$EXTICMD{$name} = $cb;
1128	}	1276	}
1129		1277
		1278	use File::Glob ();
		1279
1130	cf::player->attach (	1280	cf::player->attach (
1131	on_command => sub {	1281	on_command => sub {
1132	my ($pl, $name, $params) = @_;	1282	my ($pl, $name, $params) = @_;
1133		1283
1134	my $cb = $COMMAND{$name}	1284	my $cb = $COMMAND{$name}
…		…
1149	my ($type, $reply, @payload) =	1299	my ($type, $reply, @payload) =
1150	"ARRAY" eq ref $msg	1300	"ARRAY" eq ref $msg
1151	? @$msg	1301	? @$msg
1152	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	1302	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1153		1303
		1304	my @reply;
		1305
1154	if (my $cb = $EXTCMD{$type}) {	1306	if (my $cb = $EXTCMD{$type}) {
1155	my @reply = $cb->($pl, @payload);	1307	@reply = $cb->($pl, @payload);
1156
1157	$pl->ext_reply ($reply, @reply)
1158	if $reply;
1159	}	1308	}
		1309
		1310	$pl->ext_reply ($reply, @reply)
		1311	if $reply;
		1312
1160	} else {	1313	} else {
1161	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1314	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1162	}	1315	}
1163		1316
1164	cf::override;	1317	cf::override;
1165	},	1318	},
1166	);	1319	);
		1320
		1321	# "readahead" all extensions
		1322	sub cache_extensions {
		1323	my $grp = IO::AIO::aio_group;
		1324
		1325	add $grp IO::AIO::aio_readdir $LIBDIR, sub {
		1326	for (grep /\.ext$/, @{$_[0]}) {
		1327	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1328	}
		1329	};
		1330
		1331	$grp
		1332	}
1167		1333
1168	sub load_extensions {	1334	sub load_extensions {
1169	cf::sync_job {	1335	cf::sync_job {
1170	my %todo;	1336	my %todo;
1171		1337
…		…
1191		1357
1192	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1358	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1193	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1359	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1194		1360
1195	$ext{source} =	1361	$ext{source} =
1196	"package $pkg; use strict; use utf8;\n"	1362	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1197	. "#line 1 \"$path\"\n{\n"	1363	. "#line 1 \"$path\"\n{\n"
1198	. $source	1364	. $source
1199	. "\n};\n1";	1365	. "\n};\n1";
1200		1366
1201	$todo{$base} = \%ext;	1367	$todo{$base} = \%ext;
…		…
1217	my $msg = $@ ? "$v->{path}: $@\n"	1383	my $msg = $@ ? "$v->{path}: $@\n"
1218	: "$v->{base}: extension inactive.\n";	1384	: "$v->{base}: extension inactive.\n";
1219		1385
1220	if (exists $v->{meta}{mandatory}) {	1386	if (exists $v->{meta}{mandatory}) {
1221	warn $msg;	1387	warn $msg;
1222	warn "mandatory extension failed to load, exiting.\n";	1388	cf::cleanup "mandatory extension failed to load, exiting.";
1223	exit 1;
1224	}	1389	}
1225		1390
1226	warn $msg;	1391	warn $msg;
1227	}	1392	}
1228		1393
…		…
1242		1407
1243	=back	1408	=back
1244		1409
1245	=head2 CORE EXTENSIONS	1410	=head2 CORE EXTENSIONS
1246		1411
1247	Functions and methods that extend core crossfire objects.	1412	Functions and methods that extend core deliantra objects.
1248		1413
1249	=cut	1414	=cut
1250		1415
1251	package cf::player;	1416	package cf::player;
1252		1417
1253	use Coro::AIO;	1418	use Coro::AIO;
1254		1419
1255	=head3 cf::player	1420	=head3 cf::player
1256		1421
1257	=over 4	1422	=over 4
		1423
		1424	=item cf::player::num_playing
		1425
		1426	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1427
		1428	=cut
		1429
		1430	sub num_playing {
		1431	scalar grep
		1432	$_->ob->map
		1433	&& !$_->hidden
		1434	&& !$_->ob->flag (cf::FLAG_WIZ),
		1435	cf::player::list
		1436	}
1258		1437
1259	=item cf::player::find $login	1438	=item cf::player::find $login
1260		1439
1261	Returns the given player object, loading it if necessary (might block).	1440	Returns the given player object, loading it if necessary (might block).
1262		1441
…		…
1281		1460
1282	sub exists($) {	1461	sub exists($) {
1283	my ($login) = @_;	1462	my ($login) = @_;
1284		1463
1285	$cf::PLAYER{$login}	1464	$cf::PLAYER{$login}
1286	or cf::sync_job { !aio_stat path $login }	1465	or !aio_stat path $login
1287	}	1466	}
1288		1467
1289	sub find($) {	1468	sub find($) {
1290	return $cf::PLAYER{$_[0]} || do {	1469	return $cf::PLAYER{$_[0]} || do {
1291	my $login = $_[0];	1470	my $login = $_[0];
…		…
1298	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1477	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1299	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1478	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1300	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1479	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1301	aio_unlink +(playerdir $login) . "/$login.pl";	1480	aio_unlink +(playerdir $login) . "/$login.pl";
1302		1481
1303	my $pl = load_pl path $login	1482	my $f = new_from_file cf::object::thawer path $login
1304	or return;	1483	or return;
		1484
		1485	my $pl = cf::player::load_pl $f
		1486	or return;
		1487
		1488	local $cf::PLAYER_LOADING{$login} = $pl;
		1489	$f->resolve_delayed_derefs;
1305	$cf::PLAYER{$login} = $pl	1490	$cf::PLAYER{$login} = $pl
1306	}	1491	}
1307	}	1492	}
1308	}	1493	}
1309		1494
…		…
1318	return if $pl->{deny_save};	1503	return if $pl->{deny_save};
1319		1504
1320	aio_mkdir playerdir $pl, 0770;	1505	aio_mkdir playerdir $pl, 0770;
1321	$pl->{last_save} = $cf::RUNTIME;	1506	$pl->{last_save} = $cf::RUNTIME;
1322		1507
		1508	cf::get_slot 0.01;
		1509
1323	$pl->save_pl ($path);	1510	$pl->save_pl ($path);
1324	Coro::cede;	1511	cf::cede_to_tick;
1325	}	1512	}
1326		1513
1327	sub new($) {	1514	sub new($) {
1328	my ($login) = @_;	1515	my ($login) = @_;
1329		1516
…		…
1358	my ($pl) = @_;	1545	my ($pl) = @_;
1359		1546
1360	my $name = $pl->ob->name;	1547	my $name = $pl->ob->name;
1361		1548
1362	$pl->{deny_save} = 1;	1549	$pl->{deny_save} = 1;
1363	$pl->password ("*"); # this should lock out the player until we nuked the dir	1550	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1364		1551
1365	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1552	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1366	$pl->deactivate;	1553	$pl->deactivate;
		1554	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1555	$pl->ob->check_score;
1367	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1556	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1368	$pl->ns->destroy if $pl->ns;	1557	$pl->ns->destroy if $pl->ns;
1369		1558
1370	my $path = playerdir $pl;	1559	my $path = playerdir $pl;
1371	my $temp = "$path~$cf::RUNTIME~deleting~";	1560	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1407	or return [];	1596	or return [];
1408		1597
1409	my @logins;	1598	my @logins;
1410		1599
1411	for my $login (@$dirs) {	1600	for my $login (@$dirs) {
		1601	my $path = path $login;
		1602
		1603	# a .pst is a dead give-away for a valid player
		1604	# if no pst file found, open and chekc for blocked users
		1605	if (aio_stat "$path.pst") {
1412	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1606	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1413	aio_read $fh, 0, 512, my $buf, 0 or next;	1607	aio_read $fh, 0, 512, my $buf, 0 or next;
1414	$buf !~ /^password -------------$/m or next; # official not-valid tag	1608	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1609	}
1415		1610
1416	utf8::decode $login;	1611	utf8::decode $login;
1417	push @logins, $login;	1612	push @logins, $login;
1418	}	1613	}
1419		1614
…		…
1446	}	1641	}
1447		1642
1448	\@paths	1643	\@paths
1449	}	1644	}
1450		1645
1451	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1646	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1452		1647
1453	Expand crossfire pod fragments into protocol xml.	1648	Expand deliantra pod fragments into protocol xml.
1454
1455	=cut
1456
1457	sub expand_cfpod {
1458	((my $self), (local $_)) = @_;
1459
1460	# escape & and <
1461	s/&/&amp;/g;
1462	s/(?<![BIUGH])</&lt;/g;
1463
1464	# this is buggy, it needs to properly take care of nested <'s
1465
1466	1 while
1467	# replace B<>, I<>, U<> etc.
1468	s/B<([^\>]*)>/<b>$1<\/b>/
1469	|| s/I<([^\>]*)>/<i>$1<\/i>/
1470	|| s/U<([^\>]*)>/<u>$1<\/u>/
1471	# replace G<male|female> tags
1472	|| s{G<([^>|]*)\|([^>]*)>}{
1473	$self->gender ? $2 : $1
1474	}ge
1475	# replace H<hint text>
1476	|| s{H<([^\>]*)>}
1477	{
1478	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1479	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1480	"")
1481	[$self->{hintmode}]
1482	}ge;
1483
1484	# create single paragraphs (very hackish)
1485	s/(?<=\S)\n(?=\w)/ /g;
1486
1487	# compress some whitespace
1488	s/\s+\n/\n/g; # ws line-ends
1489	s/\n\n+/\n/g; # double lines
1490	s/^\n+//; # beginning lines
1491	s/\n+$//; # ending lines
1492
1493	$_
1494	}
1495
1496	sub hintmode {
1497	$_[0]{hintmode} = $_[1] if @_ > 1;
1498	$_[0]{hintmode}
1499	}
1500		1649
1501	=item $player->ext_reply ($msgid, @msg)	1650	=item $player->ext_reply ($msgid, @msg)
1502		1651
1503	Sends an ext reply to the player.	1652	Sends an ext reply to the player.
1504		1653
1505	=cut	1654	=cut
1506		1655
1507	sub ext_reply($$@) {	1656	sub ext_reply($$@) {
1508	my ($self, $id, @msg) = @_;	1657	my ($self, $id, @msg) = @_;
1509		1658
1510	if ($self->ns->extcmd == 2) {	1659	$self->ns->ext_reply ($id, @msg)
1511	$self->send ("ext " . $self->ns->{json_coder}->encode (["reply-$id", @msg]));
1512	} elsif ($self->ns->extcmd == 1) {
1513	#TODO: version 1, remove
1514	unshift @msg, msgtype => "reply", msgid => $id;
1515	$self->send ("ext " . $self->ns->{json_coder}->encode ({@msg}));
1516	}
1517	}	1660	}
1518		1661
1519	=item $player->ext_msg ($type, @msg)	1662	=item $player->ext_msg ($type, @msg)
1520		1663
1521	Sends an ext event to the client.	1664	Sends an ext event to the client.
…		…
1577	our $MAX_RESET = 3600;	1720	our $MAX_RESET = 3600;
1578	our $DEFAULT_RESET = 3000;	1721	our $DEFAULT_RESET = 3000;
1579		1722
1580	sub generate_random_map {	1723	sub generate_random_map {
1581	my ($self, $rmp) = @_;	1724	my ($self, $rmp) = @_;
		1725
		1726	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1727
1582	# mit "rum" bekleckern, nicht	1728	# mit "rum" bekleckern, nicht
1583	$self->_create_random_map (	1729	$self->_create_random_map (
1584	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1730	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1585	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1731	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1586	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1732	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1708		1854
1709	# the temporary/swap location	1855	# the temporary/swap location
1710	sub save_path {	1856	sub save_path {
1711	my ($self) = @_;	1857	my ($self) = @_;
1712		1858
1713	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1859	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1714	"$TMPDIR/$path.map"	1860	"$TMPDIR/$path.map"
1715	}	1861	}
1716		1862
1717	# the unique path, undef == no special unique path	1863	# the unique path, undef == no special unique path
1718	sub uniq_path {	1864	sub uniq_path {
1719	my ($self) = @_;	1865	my ($self) = @_;
1720		1866
1721	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1867	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1722	"$UNIQUEDIR/$path"	1868	"$UNIQUEDIR/$path"
1723	}
1724
1725	# and all this just because we cannot iterate over
1726	# all maps in C++...
1727	sub change_all_map_light {
1728	my ($change) = @_;
1729
1730	$_->change_map_light ($change)
1731	for grep $_->outdoor, values %cf::MAP;
1732	}	1869	}
1733		1870
1734	sub decay_objects {	1871	sub decay_objects {
1735	my ($self) = @_;	1872	my ($self) = @_;
1736		1873
…		…
1749		1886
1750	sub load_header_from($) {	1887	sub load_header_from($) {
1751	my ($self, $path) = @_;	1888	my ($self, $path) = @_;
1752		1889
1753	utf8::encode $path;	1890	utf8::encode $path;
1754	#aio_open $path, O_RDONLY, 0	1891	my $f = new_from_file cf::object::thawer $path
1755	# or return;
1756
1757	$self->_load_header ($path)
1758	or return;	1892	or return;
		1893
		1894	$self->_load_header ($f)
		1895	or return;
		1896
		1897	local $MAP_LOADING{$self->{path}} = $self;
		1898	$f->resolve_delayed_derefs;
1759		1899
1760	$self->{load_path} = $path;	1900	$self->{load_path} = $path;
1761		1901
1762	1	1902	1
1763	}	1903	}
…		…
1817	sub find {	1957	sub find {
1818	my ($path, $origin) = @_;	1958	my ($path, $origin) = @_;
1819		1959
1820	$path = normalise $path, $origin && $origin->path;	1960	$path = normalise $path, $origin && $origin->path;
1821		1961
		1962	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1822	cf::lock_wait "map_find:$path";	1963	my $guard2 = cf::lock_acquire "map_find:$path";
1823		1964
1824	$cf::MAP{$path} || do {	1965	$cf::MAP{$path} || do {
1825	my $guard = cf::lock_acquire "map_find:$path";
1826	my $map = new_from_path cf::map $path	1966	my $map = new_from_path cf::map $path
1827	or return;	1967	or return;
1828		1968
1829	$map->{last_save} = $cf::RUNTIME;	1969	$map->{last_save} = $cf::RUNTIME;
1830		1970
…		…
1832	or return;	1972	or return;
1833		1973
1834	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1974	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1835	# doing this can freeze the server in a sync job, obviously	1975	# doing this can freeze the server in a sync job, obviously
1836	#$cf::WAIT_FOR_TICK->wait;	1976	#$cf::WAIT_FOR_TICK->wait;
		1977	undef $guard2;
		1978	undef $guard1;
1837	$map->reset;	1979	$map->reset;
1838	undef $guard;
1839	return find $path;	1980	return find $path;
1840	}	1981	}
1841		1982
1842	$cf::MAP{$path} = $map	1983	$cf::MAP{$path} = $map
1843	}	1984	}
…		…
1852	local $self->{deny_reset} = 1; # loading can take a long time	1993	local $self->{deny_reset} = 1; # loading can take a long time
1853		1994
1854	my $path = $self->{path};	1995	my $path = $self->{path};
1855		1996
1856	{	1997	{
1857	my $guard = cf::lock_acquire "map_load:$path";	1998	my $guard = cf::lock_acquire "map_data:$path";
1858		1999
		2000	return unless $self->valid;
1859	return if $self->in_memory != cf::MAP_SWAPPED;	2001	return unless $self->in_memory == cf::MAP_SWAPPED;
1860		2002
1861	$self->in_memory (cf::MAP_LOADING);	2003	$self->in_memory (cf::MAP_LOADING);
1862		2004
1863	$self->alloc;	2005	$self->alloc;
1864		2006
1865	$self->pre_load;	2007	$self->pre_load;
1866	Coro::cede;	2008	cf::cede_to_tick;
1867		2009
		2010	my $f = new_from_file cf::object::thawer $self->{load_path};
		2011	$f->skip_block;
1868	$self->_load_objects ($self->{load_path}, 1)	2012	$self->_load_objects ($f)
1869	or return;	2013	or return;
1870		2014
1871	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2015	$self->post_load_original
1872	if delete $self->{load_original};	2016	if delete $self->{load_original};
1873		2017
1874	if (my $uniq = $self->uniq_path) {	2018	if (my $uniq = $self->uniq_path) {
1875	utf8::encode $uniq;	2019	utf8::encode $uniq;
1876	if (aio_open $uniq, O_RDONLY, 0) {	2020	unless (aio_stat $uniq) {
		2021	if (my $f = new_from_file cf::object::thawer $uniq) {
1877	$self->clear_unique_items;	2022	$self->clear_unique_items;
1878	$self->_load_objects ($uniq, 0);	2023	$self->_load_objects ($f);
		2024	$f->resolve_delayed_derefs;
		2025	}
1879	}	2026	}
1880	}	2027	}
1881		2028
1882	Coro::cede;	2029	$f->resolve_delayed_derefs;
		2030
		2031	cf::cede_to_tick;
1883	# now do the right thing for maps	2032	# now do the right thing for maps
1884	$self->link_multipart_objects;	2033	$self->link_multipart_objects;
1885	$self->difficulty ($self->estimate_difficulty)	2034	$self->difficulty ($self->estimate_difficulty)
1886	unless $self->difficulty;	2035	unless $self->difficulty;
1887	Coro::cede;	2036	cf::cede_to_tick;
1888		2037
1889	unless ($self->{deny_activate}) {	2038	unless ($self->{deny_activate}) {
1890	$self->decay_objects;	2039	$self->decay_objects;
1891	$self->fix_auto_apply;	2040	$self->fix_auto_apply;
1892	$self->update_buttons;	2041	$self->update_buttons;
1893	Coro::cede;	2042	cf::cede_to_tick;
1894	$self->set_darkness_map;
1895	Coro::cede;
1896	$self->activate;	2043	$self->activate;
1897	}	2044	}
1898		2045
1899	$self->{last_save} = $cf::RUNTIME;	2046	$self->{last_save} = $cf::RUNTIME;
1900	$self->last_access ($cf::RUNTIME);	2047	$self->last_access ($cf::RUNTIME);
1901		2048
1902	$self->in_memory (cf::MAP_IN_MEMORY);	2049	$self->in_memory (cf::MAP_ACTIVE);
1903	}	2050	}
1904		2051
1905	$self->post_load;	2052	$self->post_load;
1906	}	2053	}
1907		2054
…		…
1950	}	2097	}
1951		2098
1952	sub do_load_sync {	2099	sub do_load_sync {
1953	my ($map) = @_;	2100	my ($map) = @_;
1954		2101
		2102	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2103	if $Coro::current == $Coro::main;
		2104
1955	cf::sync_job { $map->load };	2105	cf::sync_job { $map->load };
1956	}	2106	}
1957		2107
1958	our %MAP_PREFETCH;	2108	our %MAP_PREFETCH;
1959	our $MAP_PREFETCHER = undef;	2109	our $MAP_PREFETCHER = undef;
1960		2110
1961	sub find_async {	2111	sub find_async {
1962	my ($path, $origin) = @_;	2112	my ($path, $origin, $load) = @_;
1963		2113
1964	$path = normalise $path, $origin && $origin->{path};	2114	$path = normalise $path, $origin && $origin->{path};
1965		2115
1966	if (my $map = $cf::MAP{$path}) {	2116	if (my $map = $cf::MAP{$path}) {
1967	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2117	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1968	}	2118	}
1969		2119
1970	undef $MAP_PREFETCH{$path};	2120	$MAP_PREFETCH{$path} |= $load;
		2121
1971	$MAP_PREFETCHER ||= cf::async {	2122	$MAP_PREFETCHER ||= cf::async {
		2123	$Coro::current->{desc} = "map prefetcher";
		2124
1972	while (%MAP_PREFETCH) {	2125	while (%MAP_PREFETCH) {
1973	for my $path (keys %MAP_PREFETCH) {	2126	while (my ($k, $v) = each %MAP_PREFETCH) {
1974	if (my $map = find $path) {	2127	if (my $map = find $k) {
1975	$map->load;	2128	$map->load if $v;
1976	}	2129	}
1977		2130
1978	delete $MAP_PREFETCH{$path};	2131	delete $MAP_PREFETCH{$k};
1979	}	2132	}
1980	}	2133	}
1981	undef $MAP_PREFETCHER;	2134	undef $MAP_PREFETCHER;
1982	};	2135	};
1983	$MAP_PREFETCHER->prio (6);	2136	$MAP_PREFETCHER->prio (6);
…		…
1986	}	2139	}
1987		2140
1988	sub save {	2141	sub save {
1989	my ($self) = @_;	2142	my ($self) = @_;
1990		2143
1991	my $lock = cf::lock_acquire "map_data:" . $self->path;	2144	my $lock = cf::lock_acquire "map_data:$self->{path}";
1992		2145
1993	$self->{last_save} = $cf::RUNTIME;	2146	$self->{last_save} = $cf::RUNTIME;
1994		2147
1995	return unless $self->dirty;	2148	return unless $self->dirty;
1996		2149
…		…
2002	return if $self->{deny_save};	2155	return if $self->{deny_save};
2003		2156
2004	local $self->{last_access} = $self->last_access;#d#	2157	local $self->{last_access} = $self->last_access;#d#
2005		2158
2006	cf::async {	2159	cf::async {
		2160	$Coro::current->{desc} = "map player save";
2007	$_->contr->save for $self->players;	2161	$_->contr->save for $self->players;
2008	};	2162	};
		2163
		2164	cf::get_slot 0.02;
2009		2165
2010	if ($uniq) {	2166	if ($uniq) {
2011	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2167	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2012	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2168	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2013	} else {	2169	} else {
…		…
2019	my ($self) = @_;	2175	my ($self) = @_;
2020		2176
2021	# save first because save cedes	2177	# save first because save cedes
2022	$self->save;	2178	$self->save;
2023		2179
2024	my $lock = cf::lock_acquire "map_data:" . $self->path;	2180	my $lock = cf::lock_acquire "map_data:$self->{path}";
2025		2181
2026	return if $self->players;	2182	return if $self->players;
2027	return if $self->in_memory != cf::MAP_IN_MEMORY;	2183	return if $self->in_memory != cf::MAP_ACTIVE;
2028	return if $self->{deny_save};	2184	return if $self->{deny_save};
2029		2185
		2186	$self->in_memory (cf::MAP_SWAPPED);
		2187
		2188	$self->deactivate;
		2189	$_->clear_links_to ($self) for values %cf::MAP;
2030	$self->clear;	2190	$self->clear;
2031	$self->in_memory (cf::MAP_SWAPPED);
2032	}	2191	}
2033		2192
2034	sub reset_at {	2193	sub reset_at {
2035	my ($self) = @_;	2194	my ($self) = @_;
2036		2195
…		…
2068	if $uniq;	2227	if $uniq;
2069	}	2228	}
2070		2229
2071	delete $cf::MAP{$self->path};	2230	delete $cf::MAP{$self->path};
2072		2231
		2232	$self->deactivate;
		2233	$_->clear_links_to ($self) for values %cf::MAP;
2073	$self->clear;	2234	$self->clear;
2074
2075	$_->clear_links_to ($self) for values %cf::MAP;
2076		2235
2077	$self->unlink_save;	2236	$self->unlink_save;
2078	$self->destroy;	2237	$self->destroy;
2079	}	2238	}
2080		2239
2081	my $nuke_counter = "aaaa";	2240	my $nuke_counter = "aaaa";
2082		2241
2083	sub nuke {	2242	sub nuke {
2084	my ($self) = @_;	2243	my ($self) = @_;
2085		2244
		2245	{
		2246	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2247
2086	delete $cf::MAP{$self->path};	2248	delete $cf::MAP{$self->path};
2087		2249
2088	$self->unlink_save;	2250	$self->unlink_save;
2089		2251
2090	bless $self, "cf::map";	2252	bless $self, "cf::map";
2091	delete $self->{deny_reset};	2253	delete $self->{deny_reset};
2092	$self->{deny_save} = 1;	2254	$self->{deny_save} = 1;
2093	$self->reset_timeout (1);	2255	$self->reset_timeout (1);
2094	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2256	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2095		2257
2096	$cf::MAP{$self->path} = $self;	2258	$cf::MAP{$self->path} = $self;
		2259	}
2097		2260
2098	$self->reset; # polite request, might not happen	2261	$self->reset; # polite request, might not happen
2099	}	2262	}
2100		2263
2101	=item $maps = cf::map::tmp_maps	2264	=item $maps = cf::map::tmp_maps
…		…
2143		2306
2144	sub unique_maps() {	2307	sub unique_maps() {
2145	[	2308	[
2146	map {	2309	map {
2147	utf8::decode $_;	2310	utf8::decode $_;
2148	/\.map$/	2311	s/\.map$//; # TODO future compatibility hack
		2312	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2313	? ()
2149	? normalise $_	2314	: normalise $_
2150	: ()
2151	} @{ aio_readdir $UNIQUEDIR or [] }	2315	} @{ aio_readdir $UNIQUEDIR or [] }
2152	]	2316	]
2153	}	2317	}
2154		2318
2155	package cf;
2156
2157	=back	2319	=back
2158		2320
2159	=head3 cf::object	2321	=head3 cf::object
2160		2322
2161	=cut	2323	=cut
…		…
2164		2326
2165	=over 4	2327	=over 4
2166		2328
2167	=item $ob->inv_recursive	2329	=item $ob->inv_recursive
2168		2330
2169	Returns the inventory of the object _and_ their inventories, recursively.	2331	Returns the inventory of the object I<and> their inventories, recursively,
		2332	but I<not> the object itself.
2170		2333
2171	=cut	2334	=cut
2172		2335
2173	sub inv_recursive_;	2336	sub inv_recursive_;
2174	sub inv_recursive_ {	2337	sub inv_recursive_ {
…		…
2177		2340
2178	sub inv_recursive {	2341	sub inv_recursive {
2179	inv_recursive_ inv $_[0]	2342	inv_recursive_ inv $_[0]
2180	}	2343	}
2181		2344
		2345	=item $ref = $ob->ref
		2346
		2347	Creates and returns a persistent reference to an object that can be stored as a string.
		2348
		2349	=item $ob = cf::object::deref ($refstring)
		2350
		2351	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2352	even if the object actually exists. May block.
		2353
		2354	=cut
		2355
		2356	sub deref {
		2357	my ($ref) = @_;
		2358
		2359	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2360	my ($uuid, $name) = ($1, $2);
		2361	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2362	or return;
		2363	$pl->ob->uuid eq $uuid
		2364	or return;
		2365
		2366	$pl->ob
		2367	} else {
		2368	warn "$ref: cannot resolve object reference\n";
		2369	undef
		2370	}
		2371	}
		2372
2182	package cf;	2373	package cf;
2183		2374
2184	=back	2375	=back
2185		2376
2186	=head3 cf::object::player	2377	=head3 cf::object::player
…		…
2192	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2383	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2193	can be C<undef>. Does the right thing when the player is currently in a	2384	can be C<undef>. Does the right thing when the player is currently in a
2194	dialogue with the given NPC character.	2385	dialogue with the given NPC character.
2195		2386
2196	=cut	2387	=cut
		2388
		2389	our $SAY_CHANNEL = {
		2390	id => "say",
		2391	title => "Map",
		2392	reply => "say ",
		2393	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2394	};
		2395
		2396	our $CHAT_CHANNEL = {
		2397	id => "chat",
		2398	title => "Chat",
		2399	reply => "chat ",
		2400	tooltip => "Player chat and shouts, global to the server.",
		2401	};
2197		2402
2198	# rough implementation of a future "reply" method that works	2403	# rough implementation of a future "reply" method that works
2199	# with dialog boxes.	2404	# with dialog boxes.
2200	#TODO: the first argument must go, split into a $npc->reply_to ( method	2405	#TODO: the first argument must go, split into a $npc->reply_to ( method
2201	sub cf::object::player::reply($$$;$) {	2406	sub cf::object::player::reply($$$;$) {
…		…
2213	my $dialog = $pl->{npc_dialog};	2418	my $dialog = $pl->{npc_dialog};
2214	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2419	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2215		2420
2216	} else {	2421	} else {
2217	$msg = $npc->name . " says: $msg" if $npc;	2422	$msg = $npc->name . " says: $msg" if $npc;
2218	$self->message ($msg, $flags);	2423	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2219	}	2424	}
2220	}	2425	}
2221	}	2426	}
2222		2427
2223	=item $object->send_msg ($channel, $msg, $color, [extra...])	2428	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2248		2453
2249	=item $player_object->enter_link	2454	=item $player_object->enter_link
2250		2455
2251	Freezes the player and moves him/her to a special map (C<{link}>).	2456	Freezes the player and moves him/her to a special map (C<{link}>).
2252		2457
2253	The player should be reasonably safe there for short amounts of time. You	2458	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.	2459	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2460	though, as the palyer cannot control the character while it is on the link
		2461	map.
2255		2462
2256	Will never block.	2463	Will never block.
2257		2464
2258	=item $player_object->leave_link ($map, $x, $y)	2465	=item $player_object->leave_link ($map, $x, $y)
2259		2466
…		…
2317		2524
2318	$map->load;	2525	$map->load;
2319	$map->load_neighbours;	2526	$map->load_neighbours;
2320		2527
2321	return unless $self->contr->active;	2528	return unless $self->contr->active;
		2529	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2322	$self->activate_recursive;	2530	$self->activate_recursive;
2323		2531
2324	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2532	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2325	$self->enter_map ($map, $x, $y);	2533	$self->enter_map ($map, $x, $y);
2326	}	2534	}
…		…
2331	her, loading and preparing them map, calling the provided $check callback	2539	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	2540	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	2541	the new (success) or old (failed) map position. In either case, $done will
2334	be called at the end of this process.	2542	be called at the end of this process.
2335		2543
		2544	Note that $check will be called with a potentially non-loaded map, so if
		2545	it needs a loaded map it has to call C<< ->load >>.
		2546
2336	=cut	2547	=cut
2337		2548
2338	our $GOTOGEN;	2549	our $GOTOGEN;
2339		2550
2340	sub cf::object::player::goto {	2551	sub cf::object::player::goto {
…		…
2344	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2555	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2345		2556
2346	$self->enter_link;	2557	$self->enter_link;
2347		2558
2348	(async {	2559	(async {
		2560	$Coro::current->{desc} = "player::goto $path $x $y";
		2561
		2562	# *tag paths override both path and x|y
		2563	if ($path =~ /^\*(.*)$/) {
		2564	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2565	my $ob = $obs[rand @obs];
		2566
		2567	# see if we actually can go there
		2568	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2569	$ob = $obs[rand @obs];
		2570	} else {
		2571	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2572	}
		2573	# else put us there anyways for now #d#
		2574
		2575	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2576	} else {
		2577	($path, $x, $y) = (undef, undef, undef);
		2578	}
		2579	}
		2580
2349	my $map = eval {	2581	my $map = eval {
2350	my $map = cf::map::find $path;	2582	my $map = defined $path ? cf::map::find $path : undef;
2351		2583
2352	if ($map) {	2584	if ($map) {
2353	$map = $map->customise_for ($self);	2585	$map = $map->customise_for ($self);
2354	$map = $check->($map) if $check && $map;	2586	$map = $check->($map) if $check && $map;
2355	} else {	2587	} else {
2356	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2588	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2357	}	2589	}
2358		2590
2359	$map	2591	$map
2360	};	2592	};
2361		2593
…		…
2397	}	2629	}
2398		2630
2399	sub prepare_random_map {	2631	sub prepare_random_map {
2400	my ($exit) = @_;	2632	my ($exit) = @_;
2401		2633
2402	my $guard = cf::lock_acquire "exit_prepare:$exit";
2403
2404	# all this does is basically replace the /! path by	2634	# all this does is basically replace the /! path by
2405	# a new random map path (?random/...) with a seed	2635	# a new random map path (?random/...) with a seed
2406	# that depends on the exit object	2636	# that depends on the exit object
2407		2637
2408	my $rmp = parse_random_map_params $exit->msg;	2638	my $rmp = parse_random_map_params $exit->msg;
…		…
2410	if ($exit->map) {	2640	if ($exit->map) {
2411	$rmp->{region} = $exit->region->name;	2641	$rmp->{region} = $exit->region->name;
2412	$rmp->{origin_map} = $exit->map->path;	2642	$rmp->{origin_map} = $exit->map->path;
2413	$rmp->{origin_x} = $exit->x;	2643	$rmp->{origin_x} = $exit->x;
2414	$rmp->{origin_y} = $exit->y;	2644	$rmp->{origin_y} = $exit->y;
		2645
		2646	$exit->map->touch;
2415	}	2647	}
2416		2648
2417	$rmp->{random_seed} ||= $exit->random_seed;	2649	$rmp->{random_seed} ||= $exit->random_seed;
2418		2650
2419	my $data = cf::to_json $rmp;	2651	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2420	my $md5 = Digest::MD5::md5_hex $data;	2652	my $md5 = Digest::MD5::md5_hex $data;
2421	my $meta = "$RANDOMDIR/$md5.meta";	2653	my $meta = "$RANDOMDIR/$md5.meta";
2422		2654
2423	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2655	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2424	aio_write $fh, 0, (length $data), $data, 0;	2656	aio_write $fh, 0, (length $data), $data, 0;
2425	undef $fh;	2657	undef $fh;
2426	aio_rename "$meta~", $meta;	2658	aio_rename "$meta~", $meta;
2427		2659
		2660	my $slaying = "?random/$md5";
		2661
		2662	if ($exit->valid) {
2428	$exit->slaying ("?random/$md5");	2663	$exit->slaying ("?random/$md5");
2429	$exit->msg (undef);	2664	$exit->msg (undef);
		2665	}
2430	}	2666	}
2431	}	2667	}
2432		2668
2433	sub cf::object::player::enter_exit {	2669	sub cf::object::player::enter_exit {
2434	my ($self, $exit) = @_;	2670	my ($self, $exit) = @_;
2435		2671
2436	return unless $self->type == cf::PLAYER;	2672	return unless $self->type == cf::PLAYER;
2437		2673
2438	if ($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;	2674	$self->enter_link;
2450		2675
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 {	2676	(async {
2456	$self->deactivate_recursive; # just to be sure	2677	$Coro::current->{desc} = "enter_exit";
		2678
2457	unless (eval {	2679	unless (eval {
		2680	$self->deactivate_recursive; # just to be sure
		2681
		2682	# random map handling
		2683	{
		2684	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2685
		2686	prepare_random_map $exit
		2687	if $exit->slaying eq "/!";
		2688	}
		2689
		2690	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2691	my $x = $exit->stats->hp;
		2692	my $y = $exit->stats->sp;
		2693
2458	$self->goto ($slaying, $hp, $sp);	2694	$self->goto ($map, $x, $y);
2459		2695
		2696	# if exit is damned, update players death & WoR home-position
		2697	$self->contr->savebed ($map, $x, $y)
		2698	if $exit->flag (cf::FLAG_DAMNED);
		2699
2460	1;	2700	1
2461	}) {	2701	}) {
2462	$self->message ("Something went wrong deep within the crossfire server. "	2702	$self->message ("Something went wrong deep within the deliantra server. "
2463	. "I'll try to bring you back to the map you were before. "	2703	. "I'll try to bring you back to the map you were before. "
2464	. "Please report this to the dungeon master!",	2704	. "Please report this to the dungeon master!",
2465	cf::NDI_UNIQUE | cf::NDI_RED);	2705	cf::NDI_UNIQUE | cf::NDI_RED);
2466		2706
2467	warn "ERROR in enter_exit: $@";	2707	warn "ERROR in enter_exit: $@";
…		…
2495	the message, with C<log> being the default. If C<$color> is negative, suppress	2735	the message, with C<log> being the default. If C<$color> is negative, suppress
2496	the message unless the client supports the msg packet.	2736	the message unless the client supports the msg packet.
2497		2737
2498	=cut	2738	=cut
2499		2739
		2740	# non-persistent channels (usually the info channel)
		2741	our %CHANNEL = (
		2742	"c/identify" => {
		2743	id => "infobox",
		2744	title => "Identify",
		2745	reply => undef,
		2746	tooltip => "Items recently identified",
		2747	},
		2748	"c/examine" => {
		2749	id => "infobox",
		2750	title => "Examine",
		2751	reply => undef,
		2752	tooltip => "Signs and other items you examined",
		2753	},
		2754	"c/book" => {
		2755	id => "infobox",
		2756	title => "Book",
		2757	reply => undef,
		2758	tooltip => "The contents of a note or book",
		2759	},
		2760	"c/lookat" => {
		2761	id => "infobox",
		2762	title => "Look",
		2763	reply => undef,
		2764	tooltip => "What you saw there",
		2765	},
		2766	"c/who" => {
		2767	id => "infobox",
		2768	title => "Players",
		2769	reply => undef,
		2770	tooltip => "Shows players who are currently online",
		2771	},
		2772	"c/body" => {
		2773	id => "infobox",
		2774	title => "Body Parts",
		2775	reply => undef,
		2776	tooltip => "Shows which body parts you posess and are available",
		2777	},
		2778	"c/statistics" => {
		2779	id => "infobox",
		2780	title => "Statistics",
		2781	reply => undef,
		2782	tooltip => "Shows your primary statistics",
		2783	},
		2784	"c/skills" => {
		2785	id => "infobox",
		2786	title => "Skills",
		2787	reply => undef,
		2788	tooltip => "Shows your experience per skill and item power",
		2789	},
		2790	"c/resistances" => {
		2791	id => "infobox",
		2792	title => "Resistances",
		2793	reply => undef,
		2794	tooltip => "Shows your resistances",
		2795	},
		2796	"c/pets" => {
		2797	id => "infobox",
		2798	title => "Pets",
		2799	reply => undef,
		2800	tooltip => "Shows information abotu your pets/a specific pet",
		2801	},
		2802	"c/uptime" => {
		2803	id => "infobox",
		2804	title => "Uptime",
		2805	reply => undef,
		2806	tooltip => "How long the server has been running since last restart",
		2807	},
		2808	"c/mapinfo" => {
		2809	id => "infobox",
		2810	title => "Map Info",
		2811	reply => undef,
		2812	tooltip => "Information related to the maps",
		2813	},
		2814	"c/party" => {
		2815	id => "party",
		2816	title => "Party",
		2817	reply => "gsay ",
		2818	tooltip => "Messages and chat related to your party",
		2819	},
		2820	"c/death" => {
		2821	id => "death",
		2822	title => "Death",
		2823	reply => undef,
		2824	tooltip => "Reason for and more info about your most recent death",
		2825	},
		2826	"c/say" => $SAY_CHANNEL,
		2827	"c/chat" => $CHAT_CHANNEL,
		2828	);
		2829
2500	sub cf::client::send_msg {	2830	sub cf::client::send_msg {
2501	my ($self, $channel, $msg, $color, @extra) = @_;	2831	my ($self, $channel, $msg, $color, @extra) = @_;
2502		2832
2503	$msg = $self->pl->expand_cfpod ($msg);	2833	$msg = $self->pl->expand_cfpod ($msg)
		2834	unless $color & cf::NDI_VERBATIM;
2504		2835
2505	$color &= cf::NDI_CLIENT_MASK; # just in case...	2836	$color &= cf::NDI_CLIENT_MASK; # just in case...
2506		2837
		2838	# check predefined channels, for the benefit of C
		2839	if ($CHANNEL{$channel}) {
		2840	$channel = $CHANNEL{$channel};
		2841
		2842	$self->ext_msg (channel_info => $channel);
		2843	$channel = $channel->{id};
		2844
2507	if (ref $channel) {	2845	} elsif (ref $channel) {
2508	# send meta info to client, if not yet sent	2846	# send meta info to client, if not yet sent
2509	unless (exists $self->{channel}{$channel->{id}}) {	2847	unless (exists $self->{channel}{$channel->{id}}) {
2510	$self->{channel}{$channel->{id}} = $channel;	2848	$self->{channel}{$channel->{id}} = $channel;
2511	$self->ext_msg (channel_info => $channel);	2849	$self->ext_msg (channel_info => $channel);
2512	}	2850	}
…		…
2514	$channel = $channel->{id};	2852	$channel = $channel->{id};
2515	}	2853	}
2516		2854
2517	return unless @extra || length $msg;	2855	return unless @extra || length $msg;
2518		2856
2519	if ($self->can_msg) {
2520	# default colour, mask it out	2857	# default colour, mask it out
2521	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2858	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2522	if $color & cf::NDI_DEF;	2859	if $color & cf::NDI_DEF;
2523		2860
2524	$self->send_packet ("msg " . $self->{json_coder}->encode (	2861	my $pkt = "msg "
		2862	. $self->{json_coder}->encode (
2525	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2863	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2526	} else {	2864	);
2527	if ($color >= 0) {
2528	# replace some tags by gcfclient-compatible ones
2529	for ($msg) {
2530	1 while
2531	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2532	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2533	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2534	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2535	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2536	}
2537		2865
2538	$color &= cf::NDI_COLOR_MASK;	2866	# try lzf for large packets
		2867	$pkt = "lzf " . Compress::LZF::compress $pkt
		2868	if 1024 <= length $pkt and $self->{can_lzf};
2539		2869
2540	utf8::encode $msg;	2870	# split very large packets
2541		2871	if (8192 < length $pkt and $self->{can_lzf}) {
2542	if (0 && $msg =~ /\[/) {	2872	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2543	# COMMAND/INFO	2873	$pkt = "frag";
2544	$self->send_packet ("drawextinfo $color 10 8 $msg")
2545	} else {
2546	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2547	$self->send_packet ("drawinfo $color $msg")
2548	}
2549	}
2550	}	2874	}
		2875
		2876	$self->send_packet ($pkt);
2551	}	2877	}
2552		2878
2553	=item $client->ext_msg ($type, @msg)	2879	=item $client->ext_msg ($type, @msg)
2554		2880
2555	Sends an ext event to the client.	2881	Sends an ext event to the client.
…		…
2557	=cut	2883	=cut
2558		2884
2559	sub cf::client::ext_msg($$@) {	2885	sub cf::client::ext_msg($$@) {
2560	my ($self, $type, @msg) = @_;	2886	my ($self, $type, @msg) = @_;
2561		2887
2562	my $extcmd = $self->extcmd;
2563
2564	if ($extcmd == 2) {	2888	if ($self->extcmd == 2) {
2565	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	2889	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2566	} elsif ($extcmd == 1) { # TODO: remove	2890	} elsif ($self->extcmd == 1) { # TODO: remove
2567	push @msg, msgtype => "event_$type";	2891	push @msg, msgtype => "event_$type";
		2892	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2893	}
		2894	}
		2895
		2896	=item $client->ext_reply ($msgid, @msg)
		2897
		2898	Sends an ext reply to the client.
		2899
		2900	=cut
		2901
		2902	sub cf::client::ext_reply($$@) {
		2903	my ($self, $id, @msg) = @_;
		2904
		2905	if ($self->extcmd == 2) {
		2906	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2907	} elsif ($self->extcmd == 1) {
		2908	#TODO: version 1, remove
		2909	unshift @msg, msgtype => "reply", msgid => $id;
2568	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2910	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2569	}	2911	}
2570	}	2912	}
2571		2913
2572	=item $success = $client->query ($flags, "text", \&cb)	2914	=item $success = $client->query ($flags, "text", \&cb)
…		…
2634	my ($type, $reply, @payload) =	2976	my ($type, $reply, @payload) =
2635	"ARRAY" eq ref $msg	2977	"ARRAY" eq ref $msg
2636	? @$msg	2978	? @$msg
2637	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	2979	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2638		2980
		2981	my @reply;
		2982
2639	if (my $cb = $EXTICMD{$type}) {	2983	if (my $cb = $EXTICMD{$type}) {
2640	my @reply = $cb->($ns, @payload);	2984	@reply = $cb->($ns, @payload);
2641
2642	$ns->ext_reply ($reply, @reply)
2643	if $reply;
2644	}	2985	}
		2986
		2987	$ns->ext_reply ($reply, @reply)
		2988	if $reply;
		2989
2645	} else {	2990	} else {
2646	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	2991	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2647	}	2992	}
2648		2993
2649	cf::override;	2994	cf::override;
…		…
2709	=pod	3054	=pod
2710		3055
2711	The following functions and methods are available within a safe environment:	3056	The following functions and methods are available within a safe environment:
2712		3057
2713	cf::object	3058	cf::object
2714	contr pay_amount pay_player map x y force_find force_add	3059	contr pay_amount pay_player map x y force_find force_add destroy
2715	insert remove name archname title slaying race	3060	insert remove name archname title slaying race decrease split
		3061	value
2716		3062
2717	cf::object::player	3063	cf::object::player
2718	player	3064	player
2719		3065
2720	cf::player	3066	cf::player
…		…
2725		3071
2726	=cut	3072	=cut
2727		3073
2728	for (	3074	for (
2729	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3075	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2730	insert remove inv name archname title slaying race)],	3076	insert remove inv nrof name archname title slaying race
		3077	decrease split destroy change_exp value msg lore send_msg)],
2731	["cf::object::player" => qw(player)],	3078	["cf::object::player" => qw(player)],
2732	["cf::player" => qw(peaceful)],	3079	["cf::player" => qw(peaceful send_msg)],
2733	["cf::map" => qw(trigger)],	3080	["cf::map" => qw(trigger)],
2734	) {	3081	) {
2735	no strict 'refs';	3082	no strict 'refs';
2736	my ($pkg, @funs) = @$_;	3083	my ($pkg, @funs) = @$_;
2737	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3084	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2754	my ($code, %vars) = @_;	3101	my ($code, %vars) = @_;
2755		3102
2756	my $qcode = $code;	3103	my $qcode = $code;
2757	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3104	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2758	$qcode =~ s/\n/\\n/g;	3105	$qcode =~ s/\n/\\n/g;
		3106
		3107	%vars = (_dummy => 0) unless %vars;
2759		3108
2760	local $_;	3109	local $_;
2761	local @safe::cf::_safe_eval_args = values %vars;	3110	local @safe::cf::_safe_eval_args = values %vars;
2762		3111
2763	my $eval =	3112	my $eval =
…		…
2811	# the server's init and main functions	3160	# the server's init and main functions
2812		3161
2813	sub load_facedata($) {	3162	sub load_facedata($) {
2814	my ($path) = @_;	3163	my ($path) = @_;
2815		3164
		3165	# HACK to clear player env face cache, we need some signal framework
		3166	# for this (global event?)
		3167	%ext::player_env::MUSIC_FACE_CACHE = ();
		3168
2816	my $enc = JSON::XS->new->utf8->canonical;	3169	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2817		3170
2818	warn "loading facedata from $path\n";	3171	warn "loading facedata from $path\n";
2819		3172
2820	my $facedata;	3173	my $facedata;
2821	0 < aio_load $path, $facedata	3174	0 < aio_load $path, $facedata
…		…
2827	or cf::cleanup "$path: version mismatch, cannot proceed.";	3180	or cf::cleanup "$path: version mismatch, cannot proceed.";
2828		3181
2829	# patch in the exptable	3182	# patch in the exptable
2830	$facedata->{resource}{"res/exp_table"} = {	3183	$facedata->{resource}{"res/exp_table"} = {
2831	type => FT_RSRC,	3184	type => FT_RSRC,
2832	data => $enc->encode ([map cf::level_to_min_exp $_, 0 .. cf::settings->max_level]),	3185	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
2833	};	3186	};
2834	cf::cede_to_tick;	3187	cf::cede_to_tick;
2835		3188
2836	{	3189	{
2837	my $faces = $facedata->{faceinfo};	3190	my $faces = $facedata->{faceinfo};
2838		3191
2839	while (my ($face, $info) = each %$faces) {	3192	while (my ($face, $info) = each %$faces) {
2840	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3193	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3194
2841	cf::face::set_visibility $idx, $info->{visibility};	3195	cf::face::set_visibility $idx, $info->{visibility};
2842	cf::face::set_magicmap $idx, $info->{magicmap};	3196	cf::face::set_magicmap $idx, $info->{magicmap};
2843	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3197	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2844	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3198	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2845		3199
2846	cf::cede_to_tick;	3200	cf::cede_to_tick;
2847	}	3201	}
2848		3202
2849	while (my ($face, $info) = each %$faces) {	3203	while (my ($face, $info) = each %$faces) {
2850	next unless $info->{smooth};	3204	next unless $info->{smooth};
		3205
2851	my $idx = cf::face::find $face	3206	my $idx = cf::face::find $face
2852	or next;	3207	or next;
		3208
2853	if (my $smooth = cf::face::find $info->{smooth}) {	3209	if (my $smooth = cf::face::find $info->{smooth}) {
2854	cf::face::set_smooth $idx, $smooth;	3210	cf::face::set_smooth $idx, $smooth;
2855	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3211	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2856	} else {	3212	} else {
2857	warn "smooth face '$info->{smooth}' not found for face '$face'";	3213	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2875	{	3231	{
2876	# TODO: for gcfclient pleasure, we should give resources	3232	# TODO: for gcfclient pleasure, we should give resources
2877	# that gcfclient doesn't grok a >10000 face index.	3233	# that gcfclient doesn't grok a >10000 face index.
2878	my $res = $facedata->{resource};	3234	my $res = $facedata->{resource};
2879		3235
2880	my $soundconf = delete $res->{"res/sound.conf"};
2881
2882	while (my ($name, $info) = each %$res) {	3236	while (my ($name, $info) = each %$res) {
		3237	if (defined $info->{type}) {
2883	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3238	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2884	my $data;	3239	my $data;
2885		3240
2886	if ($info->{type} & 1) {	3241	if ($info->{type} & 1) {
2887	# prepend meta info	3242	# prepend meta info
2888		3243
2889	my $meta = $enc->encode ({	3244	my $meta = $enc->encode ({
2890	name => $name,	3245	name => $name,
2891	%{ $info->{meta} || {} },	3246	%{ $info->{meta} || {} },
2892	});	3247	});
2893		3248
2894	$data = pack "(w/a*)*", $meta, $info->{data};	3249	$data = pack "(w/a*)*", $meta, $info->{data};
		3250	} else {
		3251	$data = $info->{data};
		3252	}
		3253
		3254	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3255	cf::face::set_type $idx, $info->{type};
		3256	} else {
		3257	$RESOURCE{$name} = $info;
2895	}	3258	}
2896		3259
2897	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2898	cf::face::set_type $idx, $info->{type};
2899
2900	cf::cede_to_tick;	3260	cf::cede_to_tick;
2901	}	3261	}
2902
2903	if ($soundconf) {
2904	$soundconf = $enc->decode (delete $soundconf->{data});
2905
2906	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2907	my $sound = $soundconf->{compat}[$_]
2908	or next;
2909
2910	my $face = cf::face::find "sound/$sound->[1]";
2911	cf::sound::set $sound->[0] => $face;
2912	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2913	}
2914
2915	while (my ($k, $v) = each %{$soundconf->{event}}) {
2916	my $face = cf::face::find "sound/$v";
2917	cf::sound::set $k => $face;
2918	}
2919	}
2920	}	3262	}
		3263
		3264	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2921		3265
2922	1	3266	1
2923	}	3267	}
		3268
		3269	cf::global->attach (on_resource_update => sub {
		3270	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3271	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3272
		3273	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3274	my $sound = $soundconf->{compat}[$_]
		3275	or next;
		3276
		3277	my $face = cf::face::find "sound/$sound->[1]";
		3278	cf::sound::set $sound->[0] => $face;
		3279	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3280	}
		3281
		3282	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3283	my $face = cf::face::find "sound/$v";
		3284	cf::sound::set $k => $face;
		3285	}
		3286	}
		3287	});
2924		3288
2925	register_exticmd fx_want => sub {	3289	register_exticmd fx_want => sub {
2926	my ($ns, $want) = @_;	3290	my ($ns, $want) = @_;
2927		3291
2928	while (my ($k, $v) = each %$want) {	3292	while (my ($k, $v) = each %$want) {
2929	$ns->fx_want ($k, $v);	3293	$ns->fx_want ($k, $v);
2930	}	3294	}
2931	};	3295	};
2932		3296
		3297	sub load_resource_file($) {
		3298	my $guard = lock_acquire "load_resource_file";
		3299
		3300	my $status = load_resource_file_ $_[0];
		3301	get_slot 0.1, 100;
		3302	cf::arch::commit_load;
		3303
		3304	$status
		3305	}
		3306
2933	sub reload_regions {	3307	sub reload_regions {
		3308	# HACK to clear player env face cache, we need some signal framework
		3309	# for this (global event?)
		3310	%ext::player_env::MUSIC_FACE_CACHE = ();
		3311
2934	load_resource_file "$MAPDIR/regions"	3312	load_resource_file "$MAPDIR/regions"
2935	or die "unable to load regions file\n";	3313	or die "unable to load regions file\n";
2936		3314
2937	for (cf::region::list) {	3315	for (cf::region::list) {
2938	$_->{match} = qr/$_->{match}/	3316	$_->{match} = qr/$_->{match}/
…		…
2946	}	3324	}
2947		3325
2948	sub reload_archetypes {	3326	sub reload_archetypes {
2949	load_resource_file "$DATADIR/archetypes"	3327	load_resource_file "$DATADIR/archetypes"
2950	or die "unable to load archetypes\n";	3328	or die "unable to load archetypes\n";
2951	#d# NEED to laod twice to resolve forward references
2952	# this really needs to be done in an extra post-pass
2953	# (which needs to be synchronous, so solve it differently)
2954	load_resource_file "$DATADIR/archetypes"
2955	or die "unable to load archetypes\n";
2956	}	3329	}
2957		3330
2958	sub reload_treasures {	3331	sub reload_treasures {
2959	load_resource_file "$DATADIR/treasures"	3332	load_resource_file "$DATADIR/treasures"
2960	or die "unable to load treasurelists\n";	3333	or die "unable to load treasurelists\n";
2961	}	3334	}
2962		3335
2963	sub reload_resources {	3336	sub reload_resources {
2964	warn "reloading resource files...\n";	3337	warn "reloading resource files...\n";
2965		3338
		3339	reload_facedata;
		3340	reload_archetypes;
2966	reload_regions;	3341	reload_regions;
2967	reload_facedata;
2968	#reload_archetypes;#d#
2969	reload_archetypes;
2970	reload_treasures;	3342	reload_treasures;
2971		3343
2972	warn "finished reloading resource files\n";	3344	warn "finished reloading resource files\n";
2973	}	3345	}
2974		3346
2975	sub init {	3347	sub reload_config {
2976	reload_resources;
2977	}
2978
2979	sub cfg_load {
2980	open my $fh, "<:utf8", "$CONFDIR/config"	3348	open my $fh, "<:utf8", "$CONFDIR/config"
2981	or return;	3349	or return;
2982		3350
2983	local $/;	3351	local $/;
2984	*CFG = YAML::Syck::Load <$fh>;	3352	*CFG = YAML::Load <$fh>;
2985		3353
2986	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3354	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2987		3355
2988	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3356	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2989	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3357	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2995	};	3363	};
2996	warn $@ if $@;	3364	warn $@ if $@;
2997	}	3365	}
2998	}	3366	}
2999		3367
		3368	sub pidfile() {
		3369	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3370	or die "$PIDFILE: $!";
		3371	flock $fh, &Fcntl::LOCK_EX
		3372	or die "$PIDFILE: flock: $!";
		3373	$fh
		3374	}
		3375
		3376	# make sure only one server instance is running at any one time
		3377	sub atomic {
		3378	my $fh = pidfile;
		3379
		3380	my $pid = <$fh>;
		3381	kill 9, $pid if $pid > 0;
		3382
		3383	seek $fh, 0, 0;
		3384	print $fh $$;
		3385	}
		3386
3000	sub main {	3387	sub main {
		3388	cf::init_globals; # initialise logging
		3389
		3390	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3391	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3392	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3393	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3394
		3395	cf::init_experience;
		3396	cf::init_anim;
		3397	cf::init_attackmess;
		3398	cf::init_dynamic;
		3399
		3400	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3401
3001	# we must not ever block the main coroutine	3402	# we must not ever block the main coroutine
3002	local $Coro::idle = sub {	3403	local $Coro::idle = sub {
3003	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3404	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3004	(async {	3405	(async {
3005	Event::one_event;	3406	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3407	EV::loop EV::LOOP_ONESHOT;
3006	})->prio (Coro::PRIO_MAX);	3408	})->prio (Coro::PRIO_MAX);
3007	};	3409	};
3008		3410
3009	cfg_load;	3411	evthread_start IO::AIO::poll_fileno;
		3412
		3413	cf::sync_job {
		3414	reload_resources;
		3415	reload_config;
3010	db_init;	3416	db_init;
		3417
		3418	cf::load_settings;
		3419	cf::load_materials;
		3420	cf::init_uuid;
		3421	cf::init_signals;
		3422	cf::init_commands;
		3423	cf::init_skills;
		3424
		3425	cf::init_beforeplay;
		3426
		3427	atomic;
		3428
3011	load_extensions;	3429	load_extensions;
3012		3430
3013	$TICK_WATCHER->start;	3431	utime time, time, $RUNTIMEFILE;
		3432
		3433	# no (long-running) fork's whatsoever before this point(!)
		3434	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3435
		3436	(pop @POST_INIT)->(0) while @POST_INIT;
		3437	};
		3438
3014	Event::loop;	3439	EV::loop;
3015	}	3440	}
3016		3441
3017	#############################################################################	3442	#############################################################################
3018	# initialisation and cleanup	3443	# initialisation and cleanup
3019		3444
3020	# install some emergency cleanup handlers	3445	# install some emergency cleanup handlers
3021	BEGIN {	3446	BEGIN {
		3447	our %SIGWATCHER = ();
3022	for my $signal (qw(INT HUP TERM)) {	3448	for my $signal (qw(INT HUP TERM)) {
3023	Event->signal (	3449	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3024	reentrant => 0,
3025	data => WF_AUTOCANCEL,
3026	signal => $signal,
3027	prio => 0,
3028	cb => sub {
3029	cf::cleanup "SIG$signal";	3450	cf::cleanup "SIG$signal";
3030	},
3031	);	3451	};
3032	}	3452	}
3033	}	3453	}
3034		3454
3035	sub write_runtime {	3455	sub write_runtime_sync {
3036	my $runtime = "$LOCALDIR/runtime";
3037
3038	# first touch the runtime file to show we are still running:	3456	# first touch the runtime file to show we are still running:
3039	# the fsync below can take a very very long time.	3457	# the fsync below can take a very very long time.
3040		3458
3041	IO::AIO::aio_utime $runtime, undef, undef;	3459	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3042		3460
3043	my $guard = cf::lock_acquire "write_runtime";	3461	my $guard = cf::lock_acquire "write_runtime";
3044		3462
3045	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3463	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3046	or return;	3464	or return;
3047		3465
3048	my $value = $cf::RUNTIME + 90 + 10;	3466	my $value = $cf::RUNTIME + 90 + 10;
3049	# 10 is the runtime save interval, for a monotonic clock	3467	# 10 is the runtime save interval, for a monotonic clock
3050	# 60 allows for the watchdog to kill the server.	3468	# 60 allows for the watchdog to kill the server.
…		…
3060	aio_utime $fh, undef, undef;	3478	aio_utime $fh, undef, undef;
3061		3479
3062	close $fh	3480	close $fh
3063	or return;	3481	or return;
3064		3482
3065	aio_rename "$runtime~", $runtime	3483	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3066	and return;	3484	and return;
3067		3485
3068	warn "runtime file written.\n";	3486	warn "runtime file written.\n";
3069		3487
3070	1	3488	1
		3489	}
		3490
		3491	our $uuid_lock;
		3492	our $uuid_skip;
		3493
		3494	sub write_uuid_sync($) {
		3495	$uuid_skip ||= $_[0];
		3496
		3497	return if $uuid_lock;
		3498	local $uuid_lock = 1;
		3499
		3500	my $uuid = "$LOCALDIR/uuid";
		3501
		3502	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3503	or return;
		3504
		3505	my $value = uuid_seq uuid_cur;
		3506
		3507	unless ($value) {
		3508	warn "cowardly refusing to write zero uuid value!\n";
		3509	return;
		3510	}
		3511
		3512	my $value = uuid_str $value + $uuid_skip;
		3513	$uuid_skip = 0;
		3514
		3515	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3516	and return;
		3517
		3518	# always fsync - this file is important
		3519	aio_fsync $fh
		3520	and return;
		3521
		3522	close $fh
		3523	or return;
		3524
		3525	aio_rename "$uuid~", $uuid
		3526	and return;
		3527
		3528	warn "uuid file written ($value).\n";
		3529
		3530	1
		3531
		3532	}
		3533
		3534	sub write_uuid($$) {
		3535	my ($skip, $sync) = @_;
		3536
		3537	$sync ? write_uuid_sync $skip
		3538	: async { write_uuid_sync $skip };
3071	}	3539	}
3072		3540
3073	sub emergency_save() {	3541	sub emergency_save() {
3074	my $freeze_guard = cf::freeze_mainloop;	3542	my $freeze_guard = cf::freeze_mainloop;
3075		3543
3076	warn "enter emergency perl save\n";	3544	warn "emergency_perl_save: enter\n";
3077		3545
3078	cf::sync_job {	3546	cf::sync_job {
		3547	# this is a trade-off: we want to be very quick here, so
		3548	# save all maps without fsync, and later call a global sync
		3549	# (which in turn might be very very slow)
		3550	local $USE_FSYNC = 0;
		3551
3079	# use a peculiar iteration method to avoid tripping on perl	3552	# use a peculiar iteration method to avoid tripping on perl
3080	# refcount bugs in for. also avoids problems with players	3553	# refcount bugs in for. also avoids problems with players
3081	# and maps saved/destroyed asynchronously.	3554	# and maps saved/destroyed asynchronously.
3082	warn "begin emergency player save\n";	3555	warn "emergency_perl_save: begin player save\n";
3083	for my $login (keys %cf::PLAYER) {	3556	for my $login (keys %cf::PLAYER) {
3084	my $pl = $cf::PLAYER{$login} or next;	3557	my $pl = $cf::PLAYER{$login} or next;
3085	$pl->valid or next;	3558	$pl->valid or next;
		3559	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3086	$pl->save;	3560	$pl->save;
3087	}	3561	}
3088	warn "end emergency player save\n";	3562	warn "emergency_perl_save: end player save\n";
3089		3563
3090	warn "begin emergency map save\n";	3564	warn "emergency_perl_save: begin map save\n";
3091	for my $path (keys %cf::MAP) {	3565	for my $path (keys %cf::MAP) {
3092	my $map = $cf::MAP{$path} or next;	3566	my $map = $cf::MAP{$path} or next;
3093	$map->valid or next;	3567	$map->valid or next;
3094	$map->save;	3568	$map->save;
3095	}	3569	}
3096	warn "end emergency map save\n";	3570	warn "emergency_perl_save: end map save\n";
3097		3571
3098	warn "begin emergency database checkpoint\n";	3572	warn "emergency_perl_save: begin database checkpoint\n";
3099	BDB::db_env_txn_checkpoint $DB_ENV;	3573	BDB::db_env_txn_checkpoint $DB_ENV;
3100	warn "end emergency database checkpoint\n";	3574	warn "emergency_perl_save: end database checkpoint\n";
		3575
		3576	warn "emergency_perl_save: begin write uuid\n";
		3577	write_uuid_sync 1;
		3578	warn "emergency_perl_save: end write uuid\n";
3101	};	3579	};
3102		3580
		3581	warn "emergency_perl_save: starting sync()\n";
		3582	IO::AIO::aio_sync sub {
		3583	warn "emergency_perl_save: finished sync()\n";
		3584	};
		3585
3103	warn "leave emergency perl save\n";	3586	warn "emergency_perl_save: leave\n";
3104	}	3587	}
3105		3588
3106	sub post_cleanup {	3589	sub post_cleanup {
3107	my ($make_core) = @_;	3590	my ($make_core) = @_;
3108		3591
3109	warn Carp::longmess "post_cleanup backtrace"	3592	warn Carp::longmess "post_cleanup backtrace"
3110	if $make_core;	3593	if $make_core;
		3594
		3595	my $fh = pidfile;
		3596	unlink $PIDFILE if <$fh> == $$;
		3597	}
		3598
		3599	# a safer delete_package, copied from Symbol
		3600	sub clear_package($) {
		3601	my $pkg = shift;
		3602
		3603	# expand to full symbol table name if needed
		3604	unless ($pkg =~ /^main::.*::$/) {
		3605	$pkg = "main$pkg" if $pkg =~ /^::/;
		3606	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3607	$pkg .= '::' unless $pkg =~ /::$/;
		3608	}
		3609
		3610	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3611	my $stem_symtab = *{$stem}{HASH};
		3612
		3613	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3614	or return;
		3615
		3616	# clear all symbols
		3617	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3618	for my $name (keys %$leaf_symtab) {
		3619	_gv_clear *{"$pkg$name"};
		3620	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3621	}
		3622	warn "cleared package $pkg\n";#d#
3111	}	3623	}
3112		3624
3113	sub do_reload_perl() {	3625	sub do_reload_perl() {
3114	# can/must only be called in main	3626	# can/must only be called in main
3115	if ($Coro::current != $Coro::main) {	3627	if ($Coro::current != $Coro::main) {
3116	warn "can only reload from main coroutine";	3628	warn "can only reload from main coroutine";
3117	return;	3629	return;
3118	}	3630	}
3119		3631
		3632	return if $RELOAD++;
		3633
		3634	my $t1 = EV::time;
		3635
		3636	while ($RELOAD) {
3120	warn "reloading...";	3637	warn "reloading...";
3121		3638
3122	warn "entering sync_job";	3639	warn "entering sync_job";
3123		3640
3124	cf::sync_job {	3641	cf::sync_job {
3125	cf::write_runtime; # external watchdog should not bark	3642	cf::write_runtime_sync; # external watchdog should not bark
3126	cf::emergency_save;	3643	cf::emergency_save;
3127	cf::write_runtime; # external watchdog should not bark	3644	cf::write_runtime_sync; # external watchdog should not bark
3128		3645
3129	warn "syncing database to disk";	3646	warn "syncing database to disk";
3130	BDB::db_env_txn_checkpoint $DB_ENV;	3647	BDB::db_env_txn_checkpoint $DB_ENV;
3131		3648
3132	# if anything goes wrong in here, we should simply crash as we already saved	3649	# if anything goes wrong in here, we should simply crash as we already saved
3133		3650
3134	warn "cancelling all WF_AUTOCANCEL watchers";
3135	for (Event::all_watchers) {
3136	$_->cancel if $_->data & WF_AUTOCANCEL;
3137	}
3138
3139	warn "flushing outstanding aio requests";	3651	warn "flushing outstanding aio requests";
3140	for (;;) {
3141	BDB::flush;
3142	IO::AIO::flush;
3143	Coro::cede;
3144	last unless IO::AIO::nreqs || BDB::nreqs;	3652	while (IO::AIO::nreqs || BDB::nreqs) {
3145	warn "iterate...";	3653	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3146	}
3147
3148	++$RELOAD;
3149
3150	warn "cancelling all extension coros";
3151	$_->cancel for values %EXT_CORO;
3152	%EXT_CORO = ();
3153
3154	warn "removing commands";
3155	%COMMAND = ();
3156
3157	warn "removing ext/exti commands";
3158	%EXTCMD = ();
3159	%EXTICMD = ();
3160
3161	warn "unloading/nuking all extensions";
3162	for my $pkg (@EXTS) {
3163	warn "... unloading $pkg";
3164
3165	if (my $cb = $pkg->can ("unload")) {
3166	eval {
3167	$cb->($pkg);
3168	1
3169	} or warn "$pkg unloaded, but with errors: $@";
3170	}	3654	}
3171		3655
3172	warn "... nuking $pkg";	3656	warn "cancelling all extension coros";
3173	Symbol::delete_package $pkg;	3657	$_->cancel for values %EXT_CORO;
3174	}	3658	%EXT_CORO = ();
3175		3659
3176	warn "unloading all perl modules loaded from $LIBDIR";	3660	warn "removing commands";
3177	while (my ($k, $v) = each %INC) {	3661	%COMMAND = ();
3178	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3179		3662
		3663	warn "removing ext/exti commands";
		3664	%EXTCMD = ();
		3665	%EXTICMD = ();
		3666
		3667	warn "unloading/nuking all extensions";
		3668	for my $pkg (@EXTS) {
3180	warn "... unloading $k";	3669	warn "... unloading $pkg";
3181	delete $INC{$k};
3182		3670
3183	$k =~ s/\.pm$//;
3184	$k =~ s/\//::/g;
3185
3186	if (my $cb = $k->can ("unload_module")) {	3671	if (my $cb = $pkg->can ("unload")) {
		3672	eval {
3187	$cb->();	3673	$cb->($pkg);
		3674	1
		3675	} or warn "$pkg unloaded, but with errors: $@";
		3676	}
		3677
		3678	warn "... clearing $pkg";
		3679	clear_package $pkg;
3188	}	3680	}
3189		3681
3190	Symbol::delete_package $k;	3682	warn "unloading all perl modules loaded from $LIBDIR";
		3683	while (my ($k, $v) = each %INC) {
		3684	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3685
		3686	warn "... unloading $k";
		3687	delete $INC{$k};
		3688
		3689	$k =~ s/\.pm$//;
		3690	$k =~ s/\//::/g;
		3691
		3692	if (my $cb = $k->can ("unload_module")) {
		3693	$cb->();
		3694	}
		3695
		3696	clear_package $k;
3191	}	3697	}
3192		3698
3193	warn "getting rid of safe::, as good as possible";	3699	warn "getting rid of safe::, as good as possible";
3194	Symbol::delete_package "safe::$_"	3700	clear_package "safe::$_"
3195	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3701	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3196		3702
3197	warn "unloading cf.pm \"a bit\"";	3703	warn "unloading cf.pm \"a bit\"";
3198	delete $INC{"cf.pm"};	3704	delete $INC{"cf.pm"};
3199	delete $INC{"cf/pod.pm"};	3705	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3200		3706
3201	# don't, removes xs symbols, too,	3707	# don't, removes xs symbols, too,
3202	# and global variables created in xs	3708	# and global variables created in xs
3203	#Symbol::delete_package __PACKAGE__;	3709	#clear_package __PACKAGE__;
3204		3710
3205	warn "unload completed, starting to reload now";	3711	warn "unload completed, starting to reload now";
3206		3712
3207	warn "reloading cf.pm";	3713	warn "reloading cf.pm";
3208	require cf;	3714	require cf;
3209	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3715	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3210		3716
3211	warn "loading config and database again";	3717	warn "loading config and database again";
3212	cf::cfg_load;	3718	cf::reload_config;
3213		3719
3214	warn "loading extensions";	3720	warn "loading extensions";
3215	cf::load_extensions;	3721	cf::load_extensions;
3216		3722
		3723	if ($REATTACH_ON_RELOAD) {
3217	warn "reattaching attachments to objects/players";	3724	warn "reattaching attachments to objects/players";
3218	_global_reattach; # objects, sockets	3725	_global_reattach; # objects, sockets
3219	warn "reattaching attachments to maps";	3726	warn "reattaching attachments to maps";
3220	reattach $_ for values %MAP;	3727	reattach $_ for values %MAP;
3221	warn "reattaching attachments to players";	3728	warn "reattaching attachments to players";
3222	reattach $_ for values %PLAYER;	3729	reattach $_ for values %PLAYER;
		3730	}
3223		3731
		3732	warn "running post_init jobs";
		3733	(pop @POST_INIT)->(1) while @POST_INIT;
		3734
3224	warn "leaving sync_job";	3735	warn "leaving sync_job";
3225		3736
3226	1	3737	1
3227	} or do {	3738	} or do {
3228	warn $@;	3739	warn $@;
3229	warn "error while reloading, exiting.";	3740	cf::cleanup "error while reloading, exiting.";
3230	exit 1;
3231	};	3741	};
3232		3742
3233	warn "reloaded";	3743	warn "reloaded";
		3744	--$RELOAD;
		3745	}
		3746
		3747	$t1 = EV::time - $t1;
		3748	warn "reload completed in ${t1}s\n";
3234	};	3749	};
3235		3750
3236	our $RELOAD_WATCHER; # used only during reload	3751	our $RELOAD_WATCHER; # used only during reload
3237		3752
3238	sub reload_perl() {	3753	sub reload_perl() {
3239	# doing reload synchronously and two reloads happen back-to-back,	3754	# doing reload synchronously and two reloads happen back-to-back,
3240	# coro crashes during coro_state_free->destroy here.	3755	# coro crashes during coro_state_free->destroy here.
3241		3756
3242	$RELOAD_WATCHER ||= Event->timer (	3757	$RELOAD_WATCHER ||= cf::async {
3243	reentrant => 0,	3758	Coro::AIO::aio_wait cache_extensions;
3244	after => 0,	3759
3245	data => WF_AUTOCANCEL,	3760	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3246	cb => sub {
3247	do_reload_perl;	3761	do_reload_perl;
3248	undef $RELOAD_WATCHER;	3762	undef $RELOAD_WATCHER;
3249	},	3763	};
3250	);	3764	};
3251	}	3765	}
3252		3766
3253	register_command "reload" => sub {	3767	register_command "reload" => sub {
3254	my ($who, $arg) = @_;	3768	my ($who, $arg) = @_;
3255		3769
3256	if ($who->flag (FLAG_WIZ)) {	3770	if ($who->flag (FLAG_WIZ)) {
3257	$who->message ("reloading server.");	3771	$who->message ("reloading server.");
		3772	async {
		3773	$Coro::current->{desc} = "perl_reload";
3258	async { reload_perl };	3774	reload_perl;
		3775	};
3259	}	3776	}
3260	};	3777	};
3261		3778
3262	unshift @INC, $LIBDIR;	3779	unshift @INC, $LIBDIR;
3263		3780
…		…
3265		3782
3266	our @WAIT_FOR_TICK;	3783	our @WAIT_FOR_TICK;
3267	our @WAIT_FOR_TICK_BEGIN;	3784	our @WAIT_FOR_TICK_BEGIN;
3268		3785
3269	sub wait_for_tick {	3786	sub wait_for_tick {
3270	return unless $TICK_WATCHER->is_active;
3271	return if $Coro::current == $Coro::main;	3787	return if tick_inhibit || $Coro::current == $Coro::main;
3272		3788
3273	my $signal = new Coro::Signal;	3789	my $signal = new Coro::Signal;
3274	push @WAIT_FOR_TICK, $signal;	3790	push @WAIT_FOR_TICK, $signal;
3275	$signal->wait;	3791	$signal->wait;
3276	}	3792	}
3277		3793
3278	sub wait_for_tick_begin {	3794	sub wait_for_tick_begin {
3279	return unless $TICK_WATCHER->is_active;
3280	return if $Coro::current == $Coro::main;	3795	return if tick_inhibit || $Coro::current == $Coro::main;
3281		3796
3282	my $signal = new Coro::Signal;	3797	my $signal = new Coro::Signal;
3283	push @WAIT_FOR_TICK_BEGIN, $signal;	3798	push @WAIT_FOR_TICK_BEGIN, $signal;
3284	$signal->wait;	3799	$signal->wait;
3285	}	3800	}
3286		3801
3287	my $min = 1e6;#d#	3802	sub tick {
3288	my $avg = 10;
3289	$TICK_WATCHER = Event->timer (
3290	reentrant => 0,
3291	parked => 1,
3292	prio => 0,
3293	at => $NEXT_TICK || $TICK,
3294	data => WF_AUTOCANCEL,
3295	cb => sub {
3296	if ($Coro::current != $Coro::main) {	3803	if ($Coro::current != $Coro::main) {
3297	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3804	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3298	unless ++$bug_warning > 10;	3805	unless ++$bug_warning > 10;
3299	return;	3806	return;
3300	}	3807	}
3301		3808
3302	$NOW = $tick_start = Event::time;
3303
3304	cf::server_tick; # one server iteration	3809	cf::server_tick; # one server iteration
3305		3810
3306	0 && sync_job {#d#	3811	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3307	for(1..10) {	3812	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3308	my $t = Event::time;	3813	Coro::async_pool {
3309	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3814	$Coro::current->{desc} = "runtime saver";
3310	or die;	3815	write_runtime_sync
3311		3816	or warn "ERROR: unable to write runtime file: $!";
3312	$map->width (50);
3313	$map->height (50);
3314	$map->alloc;
3315	$map->_load_objects ("/tmp/x.map", 1);
3316	my $t = Event::time - $t;
3317
3318	#next unless $t < 0.0013;#d#
3319	if ($t < $min) {
3320	$min = $t;
3321	}
3322	$avg = $avg * 0.99 + $t * 0.01;
3323	}
3324	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3325	exit 0;
3326	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3327	};	3817	};
		3818	}
3328		3819
3329	$RUNTIME += $TICK;
3330	$NEXT_TICK += $TICK;
3331
3332	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3333	$NEXT_RUNTIME_WRITE = $NOW + 10;
3334	Coro::async_pool {
3335	write_runtime
3336	or warn "ERROR: unable to write runtime file: $!";
3337	};
3338	}
3339
3340	# my $AFTER = Event::time;
3341	# warn $AFTER - $NOW;#d#
3342
3343	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3820	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3344	$sig->send;	3821	$sig->send;
3345	}	3822	}
3346	while (my $sig = shift @WAIT_FOR_TICK) {	3823	while (my $sig = shift @WAIT_FOR_TICK) {
3347	$sig->send;	3824	$sig->send;
3348	}	3825	}
3349		3826
3350	$NOW = Event::time;	3827	$LOAD = ($NOW - $TICK_START) / $TICK;
3351
3352	# if we are delayed by four ticks or more, skip them all
3353	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3354
3355	$TICK_WATCHER->at ($NEXT_TICK);
3356	$TICK_WATCHER->start;
3357
3358	$LOAD = ($NOW - $tick_start) / $TICK;
3359	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3828	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3360		3829
3361	_post_tick;	3830	if (0) {
3362		3831	if ($NEXT_TICK) {
3363		3832	my $jitter = $TICK_START - $NEXT_TICK;
		3833	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3834	warn "jitter $JITTER\n";#d#
		3835	}
3364	},	3836	}
3365	);	3837	}
3366		3838
3367	{	3839	{
3368	BDB::max_poll_time $TICK * 0.1;	3840	# configure BDB
3369	$BDB_POLL_WATCHER = Event->io (	3841
3370	reentrant => 0,
3371	fd => BDB::poll_fileno,
3372	poll => 'r',
3373	prio => 0,
3374	data => WF_AUTOCANCEL,
3375	cb => \&BDB::poll_cb,
3376	);
3377	BDB::min_parallel 8;	3842	BDB::min_parallel 8;
3378		3843	BDB::max_poll_reqs $TICK * 0.1;
3379	BDB::set_sync_prepare {	3844	$AnyEvent::BDB::WATCHER->priority (1);
3380	my $status;
3381	my $current = $Coro::current;
3382	(
3383	sub {
3384	$status = $!;
3385	$current->ready; undef $current;
3386	},
3387	sub {
3388	Coro::schedule while defined $current;
3389	$! = $status;
3390	},
3391	)
3392	};
3393		3845
3394	unless ($DB_ENV) {	3846	unless ($DB_ENV) {
3395	$DB_ENV = BDB::db_env_create;	3847	$DB_ENV = BDB::db_env_create;
		3848	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3849	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3850	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3851	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3852	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3396		3853
3397	cf::sync_job {	3854	cf::sync_job {
3398	eval {	3855	eval {
3399	BDB::db_env_open	3856	BDB::db_env_open
3400	$DB_ENV,	3857	$DB_ENV,
…		…
3402	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3859	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3403	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3860	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3404	0666;	3861	0666;
3405		3862
3406	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3863	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3407
3408	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3409	$DB_ENV->set_lk_detect;
3410	};	3864	};
3411		3865
3412	cf::cleanup "db_env_open(db): $@" if $@;	3866	cf::cleanup "db_env_open(db): $@" if $@;
3413	};	3867	};
3414	}	3868	}
		3869
		3870	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3871	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3872	};
		3873	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3874	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3875	};
		3876	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3877	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3878	};
3415	}	3879	}
3416		3880
3417	{	3881	{
		3882	# configure IO::AIO
		3883
3418	IO::AIO::min_parallel 8;	3884	IO::AIO::min_parallel 8;
3419
3420	undef $Coro::AIO::WATCHER;
3421	IO::AIO::max_poll_time $TICK * 0.1;	3885	IO::AIO::max_poll_time $TICK * 0.1;
3422	$AIO_POLL_WATCHER = Event->io (	3886	undef $AnyEvent::AIO::WATCHER;
3423	reentrant => 0,
3424	data => WF_AUTOCANCEL,
3425	fd => IO::AIO::poll_fileno,
3426	poll => 'r',
3427	prio => 6,
3428	cb => \&IO::AIO::poll_cb,
3429	);
3430	}	3887	}
3431		3888
3432	my $_log_backtrace;	3889	my $_log_backtrace;
3433		3890
3434	sub _log_backtrace {	3891	sub _log_backtrace {
…		…
3437	$msg =~ s/\n//;	3894	$msg =~ s/\n//;
3438		3895
3439	# limit the # of concurrent backtraces	3896	# limit the # of concurrent backtraces
3440	if ($_log_backtrace < 2) {	3897	if ($_log_backtrace < 2) {
3441	++$_log_backtrace;	3898	++$_log_backtrace;
		3899	my $perl_bt = Carp::longmess $msg;
3442	async {	3900	async {
		3901	$Coro::current->{desc} = "abt $msg";
		3902
3443	my @bt = fork_call {	3903	my @bt = fork_call {
3444	@addr = map { sprintf "%x", $_ } @addr;	3904	@addr = map { sprintf "%x", $_ } @addr;
3445	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3905	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3446	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3906	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3447	or die "addr2line: $!";	3907	or die "addr2line: $!";
…		…
3455	}	3915	}
3456		3916
3457	@funcs	3917	@funcs
3458	};	3918	};
3459		3919
3460	LOG llevInfo, "[ABT] $msg\n";	3920	LOG llevInfo, "[ABT] $perl_bt\n";
		3921	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3461	LOG llevInfo, "[ABT] $_\n" for @bt;	3922	LOG llevInfo, "[ABT] $_\n" for @bt;
3462	--$_log_backtrace;	3923	--$_log_backtrace;
3463	};	3924	};
3464	} else {	3925	} else {
3465	LOG llevInfo, "[ABT] $msg\n";	3926	LOG llevInfo, "[ABT] $msg\n";
3466	LOG llevInfo, "[ABT] [suppressed]\n";	3927	LOG llevInfo, "[ABT] [suppressed]\n";
3467	}	3928	}
3468	}	3929	}
3469		3930
3470	# load additional modules	3931	# load additional modules
3471	use cf::pod;	3932	require "cf/$_.pm" for @EXTRA_MODULES;
3472		3933
3473	END { cf::emergency_save }	3934	END { cf::emergency_save }
3474		3935
3475	1	3936	1
3476		3937

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