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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.373 by root, Sat Sep 15 15:58:06 2007 UTC vs.
Revision 1.470 by root, Sun Apr 26 19:42:45 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 ();	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
84	our $BDB_POLL_WATCHER;
85	our $BDB_DEADLOCK_WATCHER;	112	our $BDB_DEADLOCK_WATCHER;
86	our $BDB_CHECKPOINT_WATCHER;	113	our $BDB_CHECKPOINT_WATCHER;
87	our $BDB_TRICKLE_WATCHER;	114	our $BDB_TRICKLE_WATCHER;
88	our $DB_ENV;	115	our $DB_ENV;
89		116
		117	our @EXTRA_MODULES = qw(pod mapscript);
		118
90	our %CFG;	119	our %CFG;
91		120
92	our $UPTIME; $UPTIME ||= time;	121	our $UPTIME; $UPTIME ||= time;
93	our $RUNTIME;	122	our $RUNTIME;
		123	our $NOW;
94		124
95	our (%PLAYER, %PLAYER_LOADING); # all users	125	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	126	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	127	our $LINK_MAP; # the special {link} map, which is always available
98		128
99	# 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 ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	130	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		131
102	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)
103	our $LOADAVG; # same thing, but with alpha-smoothing	133	our $LOADAVG; # same thing, but with alpha-smoothing
		134	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	135	our $TICK_START; # for load detecting purposes
		136
		137	our @POST_INIT;
		138
		139	our $REATTACH_ON_RELOAD; # ste to true to force object reattach on reload (slow)
105		140
106	binmode STDOUT;	141	binmode STDOUT;
107	binmode STDERR;	142	binmode STDERR;
108		143
109	# read virtual server time, if available	144	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	145	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	146	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	147	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	148	$RUNTIME = <$fh> + 0.;
114	}	149	}
		150
		151	eval "sub TICK() { $TICK } 1" or die;
115		152
116	mkdir $_	153	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	154	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
118		155
119	our $EMERGENCY_POSITION;	156	our $EMERGENCY_POSITION;
…		…
162		199
163	The raw value load value from the last tick.	200	The raw value load value from the last tick.
164		201
165	=item %cf::CFG	202	=item %cf::CFG
166		203
167	Configuration for the server, loaded from C</etc/crossfire/config>, or	204	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	205	from wherever your confdir points to.
169		206
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	207	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		208
172	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
…		…
193	$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;
194		231
195	LOG llevError, $msg;	232	LOG llevError, $msg;
196	};	233	};
197	}	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#?
198		250
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	251	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	252	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	253	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	254	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	261	for my $pkg (qw(
210	cf::global cf::attachable	262	cf::global cf::attachable
211	cf::object cf::object::player	263	cf::object cf::object::player
212	cf::client cf::player	264	cf::client cf::player
213	cf::arch cf::living	265	cf::arch cf::living
		266	cf::map cf::mapspace
214	cf::map cf::party cf::region	267	cf::party cf::region
215	)) {	268	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	269	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	270	}
219		271
220	$Event::DIED = sub {	272	$EV::DIED = sub {
221	warn "error in event callback: @_";	273	warn "error in event callback: @_";
222	};	274	};
223		275
224	#############################################################################	276	#############################################################################
225		277
…		…
248	$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;
249	$d	301	$d
250	} || "[unable to dump $_[0]: '$@']";	302	} || "[unable to dump $_[0]: '$@']";
251	}	303	}
252		304
253	=item $ref = cf::from_json $json	305	=item $ref = cf::decode_json $json
254		306
255	Converts a JSON string into the corresponding perl data structure.	307	Converts a JSON string into the corresponding perl data structure.
256		308
257	=item $json = cf::to_json $ref	309	=item $json = cf::encode_json $ref
258		310
259	Converts a perl data structure into its JSON representation.	311	Converts a perl data structure into its JSON representation.
260		312
261	=cut	313	=cut
262		314
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	315	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		316
265	sub to_json ($) { $json_coder->encode ($_[0]) }	317	sub encode_json($) { $json_coder->encode ($_[0]) }
266	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	}
267		333
268	=item cf::lock_wait $string	334	=item cf::lock_wait $string
269		335
270	Wait until the given lock is available. See cf::lock_acquire.	336	Wait until the given lock is available. See cf::lock_acquire.
271		337
272	=item my $lock = cf::lock_acquire $string	338	=item my $lock = cf::lock_acquire $string
273		339
274	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
275	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,
276	for example when the coroutine gets canceled), the lock is automatically	342	for example when the coroutine gets canceled), the lock is automatically
277	returned.	343	returned.
278		344
279	Locks are *not* recursive, locking from the same coro twice results in a	345	Locks are *not* recursive, locking from the same coro twice results in a
280	deadlocked coro.	346	deadlocked coro.
…		…
286		352
287	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.
288		354
289	=cut	355	=cut
290		356
291	our %LOCK;	357	our $LOCKS = new Coro::SemaphoreSet;
292	our %LOCKER;#d#
293		358
294	sub lock_wait($) {	359	sub lock_wait($) {
295	my ($key) = @_;	360	$LOCKS->wait ($_[0]);
296
297	if ($LOCKER{$key} == $Coro::current) {#d#
298	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
299	return;#d#
300	}#d#
301
302	# wait for lock, if any
303	while ($LOCK{$key}) {
304	push @{ $LOCK{$key} }, $Coro::current;
305	Coro::schedule;
306	}
307	}	361	}
308		362
309	sub lock_acquire($) {	363	sub lock_acquire($) {
310	my ($key) = @_;	364	$LOCKS->guard ($_[0])
311
312	# wait, to be sure we are not locked
313	lock_wait $key;
314
315	$LOCK{$key} = [];
316	$LOCKER{$key} = $Coro::current;#d#
317
318	Coro::guard {
319	delete $LOCKER{$key};#d#
320	# wake up all waiters, to be on the safe side
321	$_->ready for @{ delete $LOCK{$key} };
322	}
323	}	365	}
324		366
325	sub lock_active($) {	367	sub lock_active($) {
326	my ($key) = @_;	368	$LOCKS->count ($_[0]) < 1
327
328	! ! $LOCK{$key}
329	}	369	}
330		370
331	sub freeze_mainloop {	371	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	372	tick_inhibit_inc;
333		373
334	my $guard = Coro::guard {	374	&Guard::guard (\&tick_inhibit_dec);
335	$TICK_WATCHER->start;	375	}
336	};	376
337	$TICK_WATCHER->stop;	377	=item cf::periodic $interval, $cb
338	$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($$) {
		385	my ($interval, $cb) = @_;
		386
		387	my $start = rand List::Util::min 180, $interval;
		388
		389	EV::periodic $start, $interval, 0, $cb
339	}	390	}
340		391
341	=item cf::get_slot $time[, $priority[, $name]]	392	=item cf::get_slot $time[, $priority[, $name]]
342		393
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	394	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
354	our @SLOT_QUEUE;	405	our @SLOT_QUEUE;
355	our $SLOT_QUEUE;	406	our $SLOT_QUEUE;
356		407
357	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	408	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
358	$SLOT_QUEUE = Coro::async {	409	$SLOT_QUEUE = Coro::async {
		410	$Coro::current->desc ("timeslot manager");
		411
359	my $signal = new Coro::Signal;	412	my $signal = new Coro::Signal;
360		413
361	while () {	414	while () {
362	next_job:	415	next_job:
363	my $avail = cf::till_tick;	416	my $avail = cf::till_tick;
…		…
371	}	424	}
372	}	425	}
373	}	426	}
374		427
375	if (@SLOT_QUEUE) {	428	if (@SLOT_QUEUE) {
376	# we do not use wait_For_tick() as it returns immediately when tick is inactive	429	# we do not use wait_for_tick() as it returns immediately when tick is inactive
377	push @cf::WAIT_FOR_TICK, $signal;	430	push @cf::WAIT_FOR_TICK, $signal;
378	$signal->wait;	431	$signal->wait;
379	} else {	432	} else {
380	Coro::schedule;	433	Coro::schedule;
381	}	434	}
382	}	435	}
383	};	436	};
384		437
385	sub get_slot($;$$) {	438	sub get_slot($;$$) {
		439	return if tick_inhibit || $Coro::current == $Coro::main;
		440
386	my ($time, $pri, $name) = @_;	441	my ($time, $pri, $name) = @_;
387		442
388	$time = $TICK * .6 if $time > $TICK * .6;	443	$time = $TICK * .6 if $time > $TICK * .6;
389	my $sig = new Coro::Signal;	444	my $sig = new Coro::Signal;
390		445
…		…
404		459
405	BEGIN { *async = \&Coro::async_pool }	460	BEGIN { *async = \&Coro::async_pool }
406		461
407	=item cf::sync_job { BLOCK }	462	=item cf::sync_job { BLOCK }
408		463
409	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	464	The design of Deliantra requires that the main coroutine ($Coro::main)
410	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
411	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
412	acceptable.	467	acceptable.
413		468
414	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
415	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
…		…
420		475
421	sub sync_job(&) {	476	sub sync_job(&) {
422	my ($job) = @_;	477	my ($job) = @_;
423		478
424	if ($Coro::current == $Coro::main) {	479	if ($Coro::current == $Coro::main) {
425	my $time = Event::time;	480	my $time = EV::time;
426		481
427	# this is the main coro, too bad, we have to block	482	# this is the main coro, too bad, we have to block
428	# till the operation succeeds, freezing the server :/	483	# till the operation succeeds, freezing the server :/
429		484
430	# TODO: use suspend/resume instead	485	LOG llevError, Carp::longmess "sync job";#d#
431	# (but this is cancel-safe)	486
432	my $freeze_guard = freeze_mainloop;	487	my $freeze_guard = freeze_mainloop;
433		488
434	my $busy = 1;	489	my $busy = 1;
435	my @res;	490	my @res;
436		491
437	(async {	492	(async {
		493	$Coro::current->desc ("sync job coro");
438	@res = eval { $job->() };	494	@res = eval { $job->() };
439	warn $@ if $@;	495	warn $@ if $@;
440	undef $busy;	496	undef $busy;
441	})->prio (Coro::PRIO_MAX);	497	})->prio (Coro::PRIO_MAX);
442		498
443	while ($busy) {	499	while ($busy) {
444	Coro::cede or Event::one_event;	500	if (Coro::nready) {
		501	Coro::cede_notself;
		502	} else {
		503	EV::loop EV::LOOP_ONESHOT;
445	}	504	}
		505	}
446		506
447	$time = Event::time - $time;	507	my $time = EV::time - $time;
448		508
449	LOG llevError | logBacktrace, Carp::longmess "long sync job"
450	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
451
452	$tick_start += $time; # do not account sync jobs to server load	509	$TICK_START += $time; # do not account sync jobs to server load
453		510
454	wantarray ? @res : $res[0]	511	wantarray ? @res : $res[0]
455	} else {	512	} else {
456	# we are in another coroutine, how wonderful, everything just works	513	# we are in another coroutine, how wonderful, everything just works
457		514
…		…
482	=item fork_call { }, $args	539	=item fork_call { }, $args
483		540
484	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
485	process, returning the results. Everything must be serialisable with	542	process, returning the results. Everything must be serialisable with
486	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
487	never block itself or use any form of Event handling.	544	never block itself or use any form of event handling.
488		545
489	=cut	546	=cut
490		547
491	sub fork_call(&@) {	548	sub fork_call(&@) {
492	my ($cb, @args) = @_;	549	my ($cb, @args) = @_;
…		…
499	reset_signals;	556	reset_signals;
500	&$cb	557	&$cb
501	}, @args;	558	}, @args;
502		559
503	wantarray ? @res : $res[-1]	560	wantarray ? @res : $res[-1]
		561	}
		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
504	}	588	}
505		589
506	=item $value = cf::db_get $family => $key	590	=item $value = cf::db_get $family => $key
507		591
508	Returns a single value from the environment database.	592	Returns a single value from the environment database.
…		…
647		731
648	#############################################################################	732	#############################################################################
649		733
650	=head2 ATTACHABLE OBJECTS	734	=head2 ATTACHABLE OBJECTS
651		735
652	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
653	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")
654	to it. All such attachable objects support the following methods.	738	to it. All such attachable objects support the following methods.
655		739
656	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>
657	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
658	Crossfire TRT).	742	Deliantra).
659		743
660	=over 4	744	=over 4
661		745
662	=item $attachable->attach ($attachment, key => $value...)	746	=item $attachable->attach ($attachment, key => $value...)
663		747
…		…
707	=item cf::CLASS::attachment $name, ...	791	=item cf::CLASS::attachment $name, ...
708		792
709	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
710	given CLASS can refer to this attachment.	794	given CLASS can refer to this attachment.
711		795
712	Some classes such as crossfire maps and objects can specify attachments	796	Some classes such as deliantra maps and objects can specify attachments
713	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.
714		798
715	These calls expect any number of the following handler/hook descriptions:	799	These calls expect any number of the following handler/hook descriptions:
716		800
717	=over 4	801	=over 4
…		…
945	}	1029	}
946		1030
947	0	1031	0
948	}	1032	}
949		1033
950	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1034	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
951		1035
952	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1036	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
953		1037
954	Generate an object-specific event with the given arguments.	1038	Generate an object-specific event with the given arguments.
955		1039
…		…
961		1045
962	=cut	1046	=cut
963		1047
964	#############################################################################	1048	#############################################################################
965	# object support	1049	# object support
966	#
967		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#
968	sub _can_merge {	1084	sub _can_merge {
969	my ($ob1, $ob2) = @_;	1085	my ($ob1, $ob2) = @_;
970		1086
971	local $Storable::canonical = 1;	1087	++$SLOW_MERGES;#d#
972	my $fob1 = Storable::freeze $ob1;
973	my $fob2 = Storable::freeze $ob2;
974		1088
975	$fob1 eq $fob2	1089	# we do the slow way here
		1090	return _object_equal $ob1, $ob2
976	}	1091	}
977		1092
978	sub reattach {	1093	sub reattach {
979	# basically do the same as instantiate, without calling instantiate	1094	# basically do the same as instantiate, without calling instantiate
980	my ($obj) = @_;	1095	my ($obj) = @_;
981		1096
		1097	# no longer needed after getting rid of delete_package?
982	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
983		1099
984	my $registry = $obj->registry;	1100	my $registry = $obj->registry;
985		1101
986	@$registry = ();	1102	@$registry = ();
987		1103
…		…
1002	cf::attachable->attach (	1118	cf::attachable->attach (
1003	prio => -1000000,	1119	prio => -1000000,
1004	on_instantiate => sub {	1120	on_instantiate => sub {
1005	my ($obj, $data) = @_;	1121	my ($obj, $data) = @_;
1006		1122
1007	$data = from_json $data;	1123	$data = decode_json $data;
1008		1124
1009	for (@$data) {	1125	for (@$data) {
1010	my ($name, $args) = @$_;	1126	my ($name, $args) = @$_;
1011		1127
1012	$obj->attach ($name, %{$args || {} });	1128	$obj->attach ($name, %{$args || {} });
…		…
1033	utf8::decode (my $decname = $filename);	1149	utf8::decode (my $decname = $filename);
1034	warn sprintf "saving %s (%d,%d)\n",	1150	warn sprintf "saving %s (%d,%d)\n",
1035	$decname, length $$rdata, scalar @$objs;	1151	$decname, length $$rdata, scalar @$objs;
1036		1152
1037	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1153	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1038	chmod SAVE_MODE, $fh;	1154	aio_chmod $fh, SAVE_MODE;
1039	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1155	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1040	aio_fsync $fh if $cf::USE_FSYNC;	1156	aio_fsync $fh if $cf::USE_FSYNC;
1041	close $fh;	1157	aio_close $fh;
1042		1158
1043	if (@$objs) {	1159	if (@$objs) {
1044	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) {
1045	chmod SAVE_MODE, $fh;	1161	aio_chmod $fh, SAVE_MODE;
1046	my $data = Storable::nfreeze { version => 1, objs => $objs };	1162	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1047	aio_write $fh, 0, (length $data), $data, 0;	1163	aio_write $fh, 0, (length $data), $data, 0;
1048	aio_fsync $fh if $cf::USE_FSYNC;	1164	aio_fsync $fh if $cf::USE_FSYNC;
1049	close $fh;	1165	aio_close $fh;
1050	aio_rename "$filename.pst~", "$filename.pst";	1166	aio_rename "$filename.pst~", "$filename.pst";
1051	}	1167	}
1052	} else {	1168	} else {
1053	aio_unlink "$filename.pst";	1169	aio_unlink "$filename.pst";
1054	}	1170	}
1055		1171
1056	aio_rename "$filename~", $filename;	1172	aio_rename "$filename~", $filename;
		1173
		1174	$filename =~ s%/[^/]+$%%;
		1175	aio_pathsync $filename if $cf::USE_FSYNC;
1057	} else {	1176	} else {
1058	warn "FATAL: $filename~: $!\n";	1177	warn "unable to save objects: $filename~: $!\n";
1059	}	1178	}
1060	} else {	1179	} else {
1061	aio_unlink $filename;	1180	aio_unlink $filename;
1062	aio_unlink "$filename.pst";	1181	aio_unlink "$filename.pst";
1063	}	1182	}
…		…
1082		1201
1083	unless (aio_stat "$filename.pst") {	1202	unless (aio_stat "$filename.pst") {
1084	(aio_load "$filename.pst", $av) >= 0	1203	(aio_load "$filename.pst", $av) >= 0
1085	or return;	1204	or return;
1086		1205
1087	$av = eval { (Storable::thaw $av)->{objs} };	1206	my $st = eval { Coro::Storable::thaw $av };
		1207	$av = $st->{objs};
1088	}	1208	}
1089		1209
1090	utf8::decode (my $decname = $filename);	1210	utf8::decode (my $decname = $filename);
1091	warn sprintf "loading %s (%d,%d)\n",	1211	warn sprintf "loading %s (%d,%d)\n",
1092	$decname, length $data, scalar @{$av || []};	1212	$decname, length $data, scalar @{$av || []};
…		…
1153	my ($name, $cb) = @_;	1273	my ($name, $cb) = @_;
1154		1274
1155	$EXTICMD{$name} = $cb;	1275	$EXTICMD{$name} = $cb;
1156	}	1276	}
1157		1277
		1278	use File::Glob ();
		1279
1158	cf::player->attach (	1280	cf::player->attach (
1159	on_command => sub {	1281	on_command => sub {
1160	my ($pl, $name, $params) = @_;	1282	my ($pl, $name, $params) = @_;
1161		1283
1162	my $cb = $COMMAND{$name}	1284	my $cb = $COMMAND{$name}
…		…
1194		1316
1195	cf::override;	1317	cf::override;
1196	},	1318	},
1197	);	1319	);
1198		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	}
		1333
1199	sub load_extensions {	1334	sub load_extensions {
1200	cf::sync_job {	1335	cf::sync_job {
1201	my %todo;	1336	my %todo;
1202		1337
1203	for my $path (<$LIBDIR/*.ext>) {	1338	for my $path (<$LIBDIR/*.ext>) {
…		…
1222		1357
1223	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1358	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1224	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1359	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1225		1360
1226	$ext{source} =	1361	$ext{source} =
1227	"package $pkg; use strict; use utf8;\n"	1362	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1228	. "#line 1 \"$path\"\n{\n"	1363	. "#line 1 \"$path\"\n{\n"
1229	. $source	1364	. $source
1230	. "\n};\n1";	1365	. "\n};\n1";
1231		1366
1232	$todo{$base} = \%ext;	1367	$todo{$base} = \%ext;
…		…
1248	my $msg = $@ ? "$v->{path}: $@\n"	1383	my $msg = $@ ? "$v->{path}: $@\n"
1249	: "$v->{base}: extension inactive.\n";	1384	: "$v->{base}: extension inactive.\n";
1250		1385
1251	if (exists $v->{meta}{mandatory}) {	1386	if (exists $v->{meta}{mandatory}) {
1252	warn $msg;	1387	warn $msg;
1253	warn "mandatory extension failed to load, exiting.\n";	1388	cf::cleanup "mandatory extension failed to load, exiting.";
1254	exit 1;
1255	}	1389	}
1256		1390
1257	warn $msg;	1391	warn $msg;
1258	}	1392	}
1259		1393
…		…
1273		1407
1274	=back	1408	=back
1275		1409
1276	=head2 CORE EXTENSIONS	1410	=head2 CORE EXTENSIONS
1277		1411
1278	Functions and methods that extend core crossfire objects.	1412	Functions and methods that extend core deliantra objects.
1279		1413
1280	=cut	1414	=cut
1281		1415
1282	package cf::player;	1416	package cf::player;
1283		1417
…		…
1326		1460
1327	sub exists($) {	1461	sub exists($) {
1328	my ($login) = @_;	1462	my ($login) = @_;
1329		1463
1330	$cf::PLAYER{$login}	1464	$cf::PLAYER{$login}
1331	or cf::sync_job { !aio_stat path $login }	1465	or !aio_stat path $login
1332	}	1466	}
1333		1467
1334	sub find($) {	1468	sub find($) {
1335	return $cf::PLAYER{$_[0]} || do {	1469	return $cf::PLAYER{$_[0]} || do {
1336	my $login = $_[0];	1470	my $login = $_[0];
…		…
1348	my $f = new_from_file cf::object::thawer path $login	1482	my $f = new_from_file cf::object::thawer path $login
1349	or return;	1483	or return;
1350		1484
1351	my $pl = cf::player::load_pl $f	1485	my $pl = cf::player::load_pl $f
1352	or return;	1486	or return;
		1487
1353	local $cf::PLAYER_LOADING{$login} = $pl;	1488	local $cf::PLAYER_LOADING{$login} = $pl;
1354	$f->resolve_delayed_derefs;	1489	$f->resolve_delayed_derefs;
1355	$cf::PLAYER{$login} = $pl	1490	$cf::PLAYER{$login} = $pl
1356	}	1491	}
1357	}	1492	}
…		…
1367		1502
1368	return if $pl->{deny_save};	1503	return if $pl->{deny_save};
1369		1504
1370	aio_mkdir playerdir $pl, 0770;	1505	aio_mkdir playerdir $pl, 0770;
1371	$pl->{last_save} = $cf::RUNTIME;	1506	$pl->{last_save} = $cf::RUNTIME;
		1507
		1508	cf::get_slot 0.01;
1372		1509
1373	$pl->save_pl ($path);	1510	$pl->save_pl ($path);
1374	cf::cede_to_tick;	1511	cf::cede_to_tick;
1375	}	1512	}
1376		1513
…		…
1408	my ($pl) = @_;	1545	my ($pl) = @_;
1409		1546
1410	my $name = $pl->ob->name;	1547	my $name = $pl->ob->name;
1411		1548
1412	$pl->{deny_save} = 1;	1549	$pl->{deny_save} = 1;
1413	$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
1414		1551
1415	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1552	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1416	$pl->deactivate;	1553	$pl->deactivate;
		1554	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1555	$pl->ob->check_score;
1417	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1556	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1418	$pl->ns->destroy if $pl->ns;	1557	$pl->ns->destroy if $pl->ns;
1419		1558
1420	my $path = playerdir $pl;	1559	my $path = playerdir $pl;
1421	my $temp = "$path~$cf::RUNTIME~deleting~";	1560	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1460		1599
1461	for my $login (@$dirs) {	1600	for my $login (@$dirs) {
1462	my $path = path $login;	1601	my $path = path $login;
1463		1602
1464	# a .pst is a dead give-away for a valid player	1603	# a .pst is a dead give-away for a valid player
1465	unless (-e "$path.pst") {	1604	# if no pst file found, open and chekc for blocked users
		1605	if (aio_stat "$path.pst") {
1466	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1606	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1467	aio_read $fh, 0, 512, my $buf, 0 or next;	1607	aio_read $fh, 0, 512, my $buf, 0 or next;
1468	$buf !~ /^password -------------$/m or next; # official not-valid tag	1608	$buf !~ /^password -------------$/m or next; # official not-valid tag
1469	}	1609	}
1470		1610
…		…
1501	}	1641	}
1502		1642
1503	\@paths	1643	\@paths
1504	}	1644	}
1505		1645
1506	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1646	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1507		1647
1508	Expand crossfire pod fragments into protocol xml.	1648	Expand deliantra pod fragments into protocol xml.
1509
1510	=cut
1511
1512	sub expand_cfpod {
1513	((my $self), (local $_)) = @_;
1514
1515	# escape & and <
1516	s/&/&amp;/g;
1517	s/(?<![BIUGHT])</&lt;/g;
1518
1519	# this is buggy, it needs to properly take care of nested <'s
1520
1521	1 while
1522	# replace B<>, I<>, U<> etc.
1523	s/B<([^\>]*)>/<b>$1<\/b>/
1524	|| s/I<([^\>]*)>/<i>$1<\/i>/
1525	|| s/U<([^\>]*)>/<u>$1<\/u>/
1526	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1527	# replace G<male|female> tags
1528	|| s{G<([^>|]*)\|([^>]*)>}{
1529	$self->gender ? $2 : $1
1530	}ge
1531	# replace H<hint text>
1532	|| s{H<([^\>]*)>}
1533	{
1534	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1535	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1536	"")
1537	[$self->{hintmode}]
1538	}ge;
1539
1540	# create single paragraphs (very hackish)
1541	s/(?<=\S)\n(?=\w)/ /g;
1542
1543	# compress some whitespace
1544	s/\s+\n/\n/g; # ws line-ends
1545	s/\n\n+/\n/g; # double lines
1546	s/^\n+//; # beginning lines
1547	s/\n+$//; # ending lines
1548
1549	$_
1550	}
1551
1552	sub hintmode {
1553	$_[0]{hintmode} = $_[1] if @_ > 1;
1554	$_[0]{hintmode}
1555	}
1556		1649
1557	=item $player->ext_reply ($msgid, @msg)	1650	=item $player->ext_reply ($msgid, @msg)
1558		1651
1559	Sends an ext reply to the player.	1652	Sends an ext reply to the player.
1560		1653
…		…
1627	our $MAX_RESET = 3600;	1720	our $MAX_RESET = 3600;
1628	our $DEFAULT_RESET = 3000;	1721	our $DEFAULT_RESET = 3000;
1629		1722
1630	sub generate_random_map {	1723	sub generate_random_map {
1631	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
1632	# mit "rum" bekleckern, nicht	1728	# mit "rum" bekleckern, nicht
1633	$self->_create_random_map (	1729	$self->_create_random_map (
1634	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1730	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1635	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1731	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1636	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1732	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1758		1854
1759	# the temporary/swap location	1855	# the temporary/swap location
1760	sub save_path {	1856	sub save_path {
1761	my ($self) = @_;	1857	my ($self) = @_;
1762		1858
1763	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1859	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1764	"$TMPDIR/$path.map"	1860	"$TMPDIR/$path.map"
1765	}	1861	}
1766		1862
1767	# the unique path, undef == no special unique path	1863	# the unique path, undef == no special unique path
1768	sub uniq_path {	1864	sub uniq_path {
1769	my ($self) = @_;	1865	my ($self) = @_;
1770		1866
1771	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1867	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1772	"$UNIQUEDIR/$path"	1868	"$UNIQUEDIR/$path"
1773	}
1774
1775	# and all this just because we cannot iterate over
1776	# all maps in C++...
1777	sub change_all_map_light {
1778	my ($change) = @_;
1779
1780	$_->change_map_light ($change)
1781	for grep $_->outdoor, values %cf::MAP;
1782	}	1869	}
1783		1870
1784	sub decay_objects {	1871	sub decay_objects {
1785	my ($self) = @_;	1872	my ($self) = @_;
1786		1873
…		…
1870	sub find {	1957	sub find {
1871	my ($path, $origin) = @_;	1958	my ($path, $origin) = @_;
1872		1959
1873	$path = normalise $path, $origin && $origin->path;	1960	$path = normalise $path, $origin && $origin->path;
1874		1961
1875	cf::lock_wait "map_data:$path";#d#remove	1962	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1876	cf::lock_wait "map_find:$path";	1963	my $guard2 = cf::lock_acquire "map_find:$path";
1877		1964
1878	$cf::MAP{$path} || do {	1965	$cf::MAP{$path} || do {
1879	my $guard1 = cf::lock_acquire "map_find:$path";
1880	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1881
1882	my $map = new_from_path cf::map $path	1966	my $map = new_from_path cf::map $path
1883	or return;	1967	or return;
1884		1968
1885	$map->{last_save} = $cf::RUNTIME;	1969	$map->{last_save} = $cf::RUNTIME;
1886		1970
…		…
1888	or return;	1972	or return;
1889		1973
1890	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1974	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1891	# doing this can freeze the server in a sync job, obviously	1975	# doing this can freeze the server in a sync job, obviously
1892	#$cf::WAIT_FOR_TICK->wait;	1976	#$cf::WAIT_FOR_TICK->wait;
		1977	undef $guard2;
1893	undef $guard1;	1978	undef $guard1;
1894	undef $guard2;
1895	$map->reset;	1979	$map->reset;
1896	return find $path;	1980	return find $path;
1897	}	1981	}
1898		1982
1899	$cf::MAP{$path} = $map	1983	$cf::MAP{$path} = $map
…		…
1926	my $f = new_from_file cf::object::thawer $self->{load_path};	2010	my $f = new_from_file cf::object::thawer $self->{load_path};
1927	$f->skip_block;	2011	$f->skip_block;
1928	$self->_load_objects ($f)	2012	$self->_load_objects ($f)
1929	or return;	2013	or return;
1930		2014
1931	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2015	$self->post_load_original
1932	if delete $self->{load_original};	2016	if delete $self->{load_original};
1933		2017
1934	if (my $uniq = $self->uniq_path) {	2018	if (my $uniq = $self->uniq_path) {
1935	utf8::encode $uniq;	2019	utf8::encode $uniq;
1936	unless (aio_stat $uniq) {	2020	unless (aio_stat $uniq) {
…		…
1954	unless ($self->{deny_activate}) {	2038	unless ($self->{deny_activate}) {
1955	$self->decay_objects;	2039	$self->decay_objects;
1956	$self->fix_auto_apply;	2040	$self->fix_auto_apply;
1957	$self->update_buttons;	2041	$self->update_buttons;
1958	cf::cede_to_tick;	2042	cf::cede_to_tick;
1959	$self->set_darkness_map;
1960	cf::cede_to_tick;
1961	$self->activate;	2043	$self->activate;
1962	}	2044	}
1963		2045
1964	$self->{last_save} = $cf::RUNTIME;	2046	$self->{last_save} = $cf::RUNTIME;
1965	$self->last_access ($cf::RUNTIME);	2047	$self->last_access ($cf::RUNTIME);
1966		2048
1967	$self->in_memory (cf::MAP_IN_MEMORY);	2049	$self->in_memory (cf::MAP_ACTIVE);
1968	}	2050	}
1969		2051
1970	$self->post_load;	2052	$self->post_load;
1971	}	2053	}
1972		2054
…		…
2030	my ($path, $origin, $load) = @_;	2112	my ($path, $origin, $load) = @_;
2031		2113
2032	$path = normalise $path, $origin && $origin->{path};	2114	$path = normalise $path, $origin && $origin->{path};
2033		2115
2034	if (my $map = $cf::MAP{$path}) {	2116	if (my $map = $cf::MAP{$path}) {
2035	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2117	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2036	}	2118	}
2037		2119
2038	$MAP_PREFETCH{$path} |= $load;	2120	$MAP_PREFETCH{$path} |= $load;
2039		2121
2040	$MAP_PREFETCHER ||= cf::async {	2122	$MAP_PREFETCHER ||= cf::async {
		2123	$Coro::current->{desc} = "map prefetcher";
		2124
2041	while (%MAP_PREFETCH) {	2125	while (%MAP_PREFETCH) {
2042	while (my ($k, $v) = each %MAP_PREFETCH) {	2126	while (my ($k, $v) = each %MAP_PREFETCH) {
2043	if (my $map = find $k) {	2127	if (my $map = find $k) {
2044	$map->load if $v;	2128	$map->load if $v;
2045	}	2129	}
…		…
2071	return if $self->{deny_save};	2155	return if $self->{deny_save};
2072		2156
2073	local $self->{last_access} = $self->last_access;#d#	2157	local $self->{last_access} = $self->last_access;#d#
2074		2158
2075	cf::async {	2159	cf::async {
		2160	$Coro::current->{desc} = "map player save";
2076	$_->contr->save for $self->players;	2161	$_->contr->save for $self->players;
2077	};	2162	};
		2163
		2164	cf::get_slot 0.02;
2078		2165
2079	if ($uniq) {	2166	if ($uniq) {
2080	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2167	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2081	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2168	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2082	} else {	2169	} else {
…		…
2091	$self->save;	2178	$self->save;
2092		2179
2093	my $lock = cf::lock_acquire "map_data:$self->{path}";	2180	my $lock = cf::lock_acquire "map_data:$self->{path}";
2094		2181
2095	return if $self->players;	2182	return if $self->players;
2096	return if $self->in_memory != cf::MAP_IN_MEMORY;	2183	return if $self->in_memory != cf::MAP_ACTIVE;
2097	return if $self->{deny_save};	2184	return if $self->{deny_save};
2098		2185
2099	$self->in_memory (cf::MAP_SWAPPED);	2186	$self->in_memory (cf::MAP_SWAPPED);
2100		2187
2101	$self->deactivate;	2188	$self->deactivate;
…		…
2219		2306
2220	sub unique_maps() {	2307	sub unique_maps() {
2221	[	2308	[
2222	map {	2309	map {
2223	utf8::decode $_;	2310	utf8::decode $_;
2224	/\.map$/	2311	s/\.map$//; # TODO future compatibility hack
		2312	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2313	? ()
2225	? normalise $_	2314	: normalise $_
2226	: ()
2227	} @{ aio_readdir $UNIQUEDIR or [] }	2315	} @{ aio_readdir $UNIQUEDIR or [] }
2228	]	2316	]
2229	}	2317	}
2230		2318
2231	package cf;
2232
2233	=back	2319	=back
2234		2320
2235	=head3 cf::object	2321	=head3 cf::object
2236		2322
2237	=cut	2323	=cut
…		…
2240		2326
2241	=over 4	2327	=over 4
2242		2328
2243	=item $ob->inv_recursive	2329	=item $ob->inv_recursive
2244		2330
2245	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.
2246		2333
2247	=cut	2334	=cut
2248		2335
2249	sub inv_recursive_;	2336	sub inv_recursive_;
2250	sub inv_recursive_ {	2337	sub inv_recursive_ {
…		…
2255	inv_recursive_ inv $_[0]	2342	inv_recursive_ inv $_[0]
2256	}	2343	}
2257		2344
2258	=item $ref = $ob->ref	2345	=item $ref = $ob->ref
2259		2346
2260	creates and returns a persistent reference to an objetc that can be stored as a string.	2347	Creates and returns a persistent reference to an object that can be stored as a string.
2261		2348
2262	=item $ob = cf::object::deref ($refstring)	2349	=item $ob = cf::object::deref ($refstring)
2263		2350
2264	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2351	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2265	even if the object actually exists. May block.	2352	even if the object actually exists. May block.
…		…
2267	=cut	2354	=cut
2268		2355
2269	sub deref {	2356	sub deref {
2270	my ($ref) = @_;	2357	my ($ref) = @_;
2271		2358
2272	# temporary compatibility#TODO#remove
2273	$ref =~ s{^<}{player/<};
2274
2275	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2359	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2276	my ($uuid, $name) = ($1, $2);	2360	my ($uuid, $name) = ($1, $2);
2277	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2361	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2278	or return;	2362	or return;
2279	$pl->ob->uuid eq $uuid	2363	$pl->ob->uuid eq $uuid
2280	or return;	2364	or return;
…		…
2300	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
2301	dialogue with the given NPC character.	2385	dialogue with the given NPC character.
2302		2386
2303	=cut	2387	=cut
2304		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	};
		2402
2305	# rough implementation of a future "reply" method that works	2403	# rough implementation of a future "reply" method that works
2306	# with dialog boxes.	2404	# with dialog boxes.
2307	#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
2308	sub cf::object::player::reply($$$;$) {	2406	sub cf::object::player::reply($$$;$) {
2309	my ($self, $npc, $msg, $flags) = @_;	2407	my ($self, $npc, $msg, $flags) = @_;
…		…
2320	my $dialog = $pl->{npc_dialog};	2418	my $dialog = $pl->{npc_dialog};
2321	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2419	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2322		2420
2323	} else {	2421	} else {
2324	$msg = $npc->name . " says: $msg" if $npc;	2422	$msg = $npc->name . " says: $msg" if $npc;
2325	$self->message ($msg, $flags);	2423	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2326	}	2424	}
2327	}	2425	}
2328	}	2426	}
2329		2427
2330	=item $object->send_msg ($channel, $msg, $color, [extra...])	2428	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2355		2453
2356	=item $player_object->enter_link	2454	=item $player_object->enter_link
2357		2455
2358	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}>).
2359		2457
2360	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.
2361	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.
2362		2462
2363	Will never block.	2463	Will never block.
2364		2464
2365	=item $player_object->leave_link ($map, $x, $y)	2465	=item $player_object->leave_link ($map, $x, $y)
2366		2466
…		…
2424		2524
2425	$map->load;	2525	$map->load;
2426	$map->load_neighbours;	2526	$map->load_neighbours;
2427		2527
2428	return unless $self->contr->active;	2528	return unless $self->contr->active;
		2529	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2429	$self->activate_recursive;	2530	$self->activate_recursive;
2430		2531
2431	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2532	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2432	$self->enter_map ($map, $x, $y);	2533	$self->enter_map ($map, $x, $y);
2433	}	2534	}
…		…
2438	her, loading and preparing them map, calling the provided $check callback	2539	her, loading and preparing them map, calling the provided $check callback
2439	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
2440	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
2441	be called at the end of this process.	2542	be called at the end of this process.
2442		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
2443	=cut	2547	=cut
2444		2548
2445	our $GOTOGEN;	2549	our $GOTOGEN;
2446		2550
2447	sub cf::object::player::goto {	2551	sub cf::object::player::goto {
…		…
2451	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2555	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2452		2556
2453	$self->enter_link;	2557	$self->enter_link;
2454		2558
2455	(async {	2559	(async {
		2560	$Coro::current->{desc} = "player::goto $path $x $y";
		2561
2456	# *tag paths override both path and x|y	2562	# *tag paths override both path and x|y
2457	if ($path =~ /^\*(.*)$/) {	2563	if ($path =~ /^\*(.*)$/) {
2458	if (my @obs = grep $_->map, ext::map_tags::find $1) {	2564	if (my @obs = grep $_->map, ext::map_tags::find $1) {
2459	my $ob = $obs[rand @obs];	2565	my $ob = $obs[rand @obs];
2460		2566
…		…
2523	}	2629	}
2524		2630
2525	sub prepare_random_map {	2631	sub prepare_random_map {
2526	my ($exit) = @_;	2632	my ($exit) = @_;
2527		2633
2528	my $guard = cf::lock_acquire "exit_prepare:$exit";
2529
2530	# all this does is basically replace the /! path by	2634	# all this does is basically replace the /! path by
2531	# a new random map path (?random/...) with a seed	2635	# a new random map path (?random/...) with a seed
2532	# that depends on the exit object	2636	# that depends on the exit object
2533		2637
2534	my $rmp = parse_random_map_params $exit->msg;	2638	my $rmp = parse_random_map_params $exit->msg;
…		…
2536	if ($exit->map) {	2640	if ($exit->map) {
2537	$rmp->{region} = $exit->region->name;	2641	$rmp->{region} = $exit->region->name;
2538	$rmp->{origin_map} = $exit->map->path;	2642	$rmp->{origin_map} = $exit->map->path;
2539	$rmp->{origin_x} = $exit->x;	2643	$rmp->{origin_x} = $exit->x;
2540	$rmp->{origin_y} = $exit->y;	2644	$rmp->{origin_y} = $exit->y;
		2645
		2646	$exit->map->touch;
2541	}	2647	}
2542		2648
2543	$rmp->{random_seed} ||= $exit->random_seed;	2649	$rmp->{random_seed} ||= $exit->random_seed;
2544		2650
2545	my $data = cf::to_json $rmp;	2651	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2546	my $md5 = Digest::MD5::md5_hex $data;	2652	my $md5 = Digest::MD5::md5_hex $data;
2547	my $meta = "$RANDOMDIR/$md5.meta";	2653	my $meta = "$RANDOMDIR/$md5.meta";
2548		2654
2549	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2655	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2550	aio_write $fh, 0, (length $data), $data, 0;	2656	aio_write $fh, 0, (length $data), $data, 0;
2551	undef $fh;	2657	undef $fh;
2552	aio_rename "$meta~", $meta;	2658	aio_rename "$meta~", $meta;
2553		2659
		2660	my $slaying = "?random/$md5";
		2661
		2662	if ($exit->valid) {
2554	$exit->slaying ("?random/$md5");	2663	$exit->slaying ("?random/$md5");
2555	$exit->msg (undef);	2664	$exit->msg (undef);
		2665	}
2556	}	2666	}
2557	}	2667	}
2558		2668
2559	sub cf::object::player::enter_exit {	2669	sub cf::object::player::enter_exit {
2560	my ($self, $exit) = @_;	2670	my ($self, $exit) = @_;
2561		2671
2562	return unless $self->type == cf::PLAYER;	2672	return unless $self->type == cf::PLAYER;
2563		2673
2564	if ($exit->slaying eq "/!") {
2565	#TODO: this should de-fi-ni-te-ly not be a sync-job
2566	# the problem is that $exit might not survive long enough
2567	# so it needs to be done right now, right here
2568	cf::sync_job { prepare_random_map $exit };
2569	}
2570
2571	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2572	my $hp = $exit->stats->hp;
2573	my $sp = $exit->stats->sp;
2574
2575	$self->enter_link;	2674	$self->enter_link;
2576		2675
2577	# if exit is damned, update players death & WoR home-position
2578	$self->contr->savebed ($slaying, $hp, $sp)
2579	if $exit->flag (FLAG_DAMNED);
2580
2581	(async {	2676	(async {
2582	$self->deactivate_recursive; # just to be sure	2677	$Coro::current->{desc} = "enter_exit";
		2678
2583	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
2584	$self->goto ($slaying, $hp, $sp);	2694	$self->goto ($map, $x, $y);
2585		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
2586	1;	2700	1
2587	}) {	2701	}) {
2588	$self->message ("Something went wrong deep within the crossfire server. "	2702	$self->message ("Something went wrong deep within the deliantra server. "
2589	. "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. "
2590	. "Please report this to the dungeon master!",	2704	. "Please report this to the dungeon master!",
2591	cf::NDI_UNIQUE | cf::NDI_RED);	2705	cf::NDI_UNIQUE | cf::NDI_RED);
2592		2706
2593	warn "ERROR in enter_exit: $@";	2707	warn "ERROR in enter_exit: $@";
…		…
2621	the message, with C<log> being the default. If C<$color> is negative, suppress	2735	the message, with C<log> being the default. If C<$color> is negative, suppress
2622	the message unless the client supports the msg packet.	2736	the message unless the client supports the msg packet.
2623		2737
2624	=cut	2738	=cut
2625		2739
		2740	# non-persistent channels (usually the info channel)
2626	our %CHANNEL = (	2741	our %CHANNEL = (
2627	"c/identify" => {	2742	"c/identify" => {
2628	id => "identify",	2743	id => "infobox",
2629	title => "Identify",	2744	title => "Identify",
2630	reply => undef,	2745	reply => undef,
2631	tooltip => "Items recently identified",	2746	tooltip => "Items recently identified",
2632	},	2747	},
2633	"c/examine" => {	2748	"c/examine" => {
2634	id => "examine",	2749	id => "infobox",
2635	title => "Examine",	2750	title => "Examine",
2636	reply => undef,	2751	reply => undef,
2637	tooltip => "Signs and other items you examined",	2752	tooltip => "Signs and other items you examined",
2638	},	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/shopitems" => {
		2791	id => "infobox",
		2792	title => "Shop Items",
		2793	reply => undef,
		2794	tooltip => "Shows the items currently for sale in this shop",
		2795	},
		2796	"c/resistances" => {
		2797	id => "infobox",
		2798	title => "Resistances",
		2799	reply => undef,
		2800	tooltip => "Shows your resistances",
		2801	},
		2802	"c/pets" => {
		2803	id => "infobox",
		2804	title => "Pets",
		2805	reply => undef,
		2806	tooltip => "Shows information abotu your pets/a specific pet",
		2807	},
		2808	"c/uptime" => {
		2809	id => "infobox",
		2810	title => "Uptime",
		2811	reply => undef,
		2812	tooltip => "How long the server has been running since last restart",
		2813	},
		2814	"c/mapinfo" => {
		2815	id => "infobox",
		2816	title => "Map Info",
		2817	reply => undef,
		2818	tooltip => "Information related to the maps",
		2819	},
		2820	"c/party" => {
		2821	id => "party",
		2822	title => "Party",
		2823	reply => "gsay ",
		2824	tooltip => "Messages and chat related to your party",
		2825	},
		2826	"c/death" => {
		2827	id => "death",
		2828	title => "Death",
		2829	reply => undef,
		2830	tooltip => "Reason for and more info about your most recent death",
		2831	},
		2832	"c/say" => $SAY_CHANNEL,
		2833	"c/chat" => $CHAT_CHANNEL,
2639	);	2834	);
2640		2835
2641	sub cf::client::send_msg {	2836	sub cf::client::send_msg {
2642	my ($self, $channel, $msg, $color, @extra) = @_;	2837	my ($self, $channel, $msg, $color, @extra) = @_;
2643		2838
2644	$msg = $self->pl->expand_cfpod ($msg);	2839	$msg = $self->pl->expand_cfpod ($msg)
		2840	unless $color & cf::NDI_VERBATIM;
2645		2841
2646	$color &= cf::NDI_CLIENT_MASK; # just in case...	2842	$color &= cf::NDI_CLIENT_MASK; # just in case...
2647		2843
2648	# check predefined channels, for the benefit of C	2844	# check predefined channels, for the benefit of C
2649	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	2845	if ($CHANNEL{$channel}) {
		2846	$channel = $CHANNEL{$channel};
2650		2847
		2848	$self->ext_msg (channel_info => $channel);
		2849	$channel = $channel->{id};
		2850
2651	if (ref $channel) {	2851	} elsif (ref $channel) {
2652	# send meta info to client, if not yet sent	2852	# send meta info to client, if not yet sent
2653	unless (exists $self->{channel}{$channel->{id}}) {	2853	unless (exists $self->{channel}{$channel->{id}}) {
2654	$self->{channel}{$channel->{id}} = $channel;	2854	$self->{channel}{$channel->{id}} = $channel;
2655	$self->ext_msg (channel_info => $channel)	2855	$self->ext_msg (channel_info => $channel);
2656	if $self->can_msg;
2657	}	2856	}
2658		2857
2659	$channel = $channel->{id};	2858	$channel = $channel->{id};
2660	}	2859	}
2661		2860
2662	return unless @extra || length $msg;	2861	return unless @extra || length $msg;
2663		2862
2664	if ($self->can_msg) {
2665	# default colour, mask it out	2863	# default colour, mask it out
2666	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2864	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2667	if $color & cf::NDI_DEF;	2865	if $color & cf::NDI_DEF;
2668		2866
2669	$self->send_packet ("msg " . $self->{json_coder}->encode (	2867	my $pkt = "msg "
		2868	. $self->{json_coder}->encode (
2670	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2869	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2671	} else {	2870	);
2672	if ($color >= 0) {
2673	# replace some tags by gcfclient-compatible ones
2674	for ($msg) {
2675	1 while
2676	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2677	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2678	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2679	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2680	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2681	}
2682		2871
2683	$color &= cf::NDI_COLOR_MASK;	2872	# try lzf for large packets
		2873	$pkt = "lzf " . Compress::LZF::compress $pkt
		2874	if 1024 <= length $pkt and $self->{can_lzf};
2684		2875
2685	utf8::encode $msg;	2876	# split very large packets
2686		2877	if (8192 < length $pkt and $self->{can_lzf}) {
2687	if (0 && $msg =~ /\[/) {	2878	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2688	# COMMAND/INFO	2879	$pkt = "frag";
2689	$self->send_packet ("drawextinfo $color 10 8 $msg")
2690	} else {
2691	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2692	$self->send_packet ("drawinfo $color $msg")
2693	}
2694	}
2695	}	2880	}
		2881
		2882	$self->send_packet ($pkt);
2696	}	2883	}
2697		2884
2698	=item $client->ext_msg ($type, @msg)	2885	=item $client->ext_msg ($type, @msg)
2699		2886
2700	Sends an ext event to the client.	2887	Sends an ext event to the client.
…		…
2873	=pod	3060	=pod
2874		3061
2875	The following functions and methods are available within a safe environment:	3062	The following functions and methods are available within a safe environment:
2876		3063
2877	cf::object	3064	cf::object
2878	contr pay_amount pay_player map x y force_find force_add	3065	contr pay_amount pay_player map x y force_find force_add destroy
2879	insert remove name archname title slaying race decrease_ob_nr	3066	insert remove name archname title slaying race decrease split
		3067	value
2880		3068
2881	cf::object::player	3069	cf::object::player
2882	player	3070	player
2883		3071
2884	cf::player	3072	cf::player
…		…
2889		3077
2890	=cut	3078	=cut
2891		3079
2892	for (	3080	for (
2893	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3081	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2894	insert remove inv name archname title slaying race	3082	insert remove inv nrof name archname title slaying race
2895	decrease_ob_nr)],	3083	decrease split destroy change_exp value msg lore send_msg)],
2896	["cf::object::player" => qw(player)],	3084	["cf::object::player" => qw(player)],
2897	["cf::player" => qw(peaceful)],	3085	["cf::player" => qw(peaceful send_msg)],
2898	["cf::map" => qw(trigger)],	3086	["cf::map" => qw(trigger)],
2899	) {	3087	) {
2900	no strict 'refs';	3088	no strict 'refs';
2901	my ($pkg, @funs) = @$_;	3089	my ($pkg, @funs) = @$_;
2902	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3090	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2919	my ($code, %vars) = @_;	3107	my ($code, %vars) = @_;
2920		3108
2921	my $qcode = $code;	3109	my $qcode = $code;
2922	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3110	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2923	$qcode =~ s/\n/\\n/g;	3111	$qcode =~ s/\n/\\n/g;
		3112
		3113	%vars = (_dummy => 0) unless %vars;
2924		3114
2925	local $_;	3115	local $_;
2926	local @safe::cf::_safe_eval_args = values %vars;	3116	local @safe::cf::_safe_eval_args = values %vars;
2927		3117
2928	my $eval =	3118	my $eval =
…		…
3005	{	3195	{
3006	my $faces = $facedata->{faceinfo};	3196	my $faces = $facedata->{faceinfo};
3007		3197
3008	while (my ($face, $info) = each %$faces) {	3198	while (my ($face, $info) = each %$faces) {
3009	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3199	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3200
3010	cf::face::set_visibility $idx, $info->{visibility};	3201	cf::face::set_visibility $idx, $info->{visibility};
3011	cf::face::set_magicmap $idx, $info->{magicmap};	3202	cf::face::set_magicmap $idx, $info->{magicmap};
3012	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3203	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
3013	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3204	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
3014		3205
3015	cf::cede_to_tick;	3206	cf::cede_to_tick;
3016	}	3207	}
3017		3208
3018	while (my ($face, $info) = each %$faces) {	3209	while (my ($face, $info) = each %$faces) {
3019	next unless $info->{smooth};	3210	next unless $info->{smooth};
		3211
3020	my $idx = cf::face::find $face	3212	my $idx = cf::face::find $face
3021	or next;	3213	or next;
		3214
3022	if (my $smooth = cf::face::find $info->{smooth}) {	3215	if (my $smooth = cf::face::find $info->{smooth}) {
3023	cf::face::set_smooth $idx, $smooth;	3216	cf::face::set_smooth $idx, $smooth;
3024	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3217	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3025	} else {	3218	} else {
3026	warn "smooth face '$info->{smooth}' not found for face '$face'";	3219	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3044	{	3237	{
3045	# TODO: for gcfclient pleasure, we should give resources	3238	# TODO: for gcfclient pleasure, we should give resources
3046	# that gcfclient doesn't grok a >10000 face index.	3239	# that gcfclient doesn't grok a >10000 face index.
3047	my $res = $facedata->{resource};	3240	my $res = $facedata->{resource};
3048		3241
3049	my $soundconf = delete $res->{"res/sound.conf"};
3050
3051	while (my ($name, $info) = each %$res) {	3242	while (my ($name, $info) = each %$res) {
		3243	if (defined $info->{type}) {
3052	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3244	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3053	my $data;	3245	my $data;
3054		3246
3055	if ($info->{type} & 1) {	3247	if ($info->{type} & 1) {
3056	# prepend meta info	3248	# prepend meta info
3057		3249
3058	my $meta = $enc->encode ({	3250	my $meta = $enc->encode ({
3059	name => $name,	3251	name => $name,
3060	%{ $info->{meta} || {} },	3252	%{ $info->{meta} || {} },
3061	});	3253	});
3062		3254
3063	$data = pack "(w/a*)*", $meta, $info->{data};	3255	$data = pack "(w/a*)*", $meta, $info->{data};
		3256	} else {
		3257	$data = $info->{data};
		3258	}
		3259
		3260	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3261	cf::face::set_type $idx, $info->{type};
3064	} else {	3262	} else {
3065	$data = $info->{data};	3263	$RESOURCE{$name} = $info;
3066	}	3264	}
3067		3265
3068	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3069	cf::face::set_type $idx, $info->{type};
3070
3071	cf::cede_to_tick;	3266	cf::cede_to_tick;
3072	}	3267	}
3073
3074	if ($soundconf) {
3075	$soundconf = $enc->decode (delete $soundconf->{data});
3076
3077	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3078	my $sound = $soundconf->{compat}[$_]
3079	or next;
3080
3081	my $face = cf::face::find "sound/$sound->[1]";
3082	cf::sound::set $sound->[0] => $face;
3083	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3084	}
3085
3086	while (my ($k, $v) = each %{$soundconf->{event}}) {
3087	my $face = cf::face::find "sound/$v";
3088	cf::sound::set $k => $face;
3089	}
3090	}
3091	}	3268	}
		3269
		3270	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3092		3271
3093	1	3272	1
3094	}	3273	}
		3274
		3275	cf::global->attach (on_resource_update => sub {
		3276	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3277	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3278
		3279	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3280	my $sound = $soundconf->{compat}[$_]
		3281	or next;
		3282
		3283	my $face = cf::face::find "sound/$sound->[1]";
		3284	cf::sound::set $sound->[0] => $face;
		3285	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3286	}
		3287
		3288	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3289	my $face = cf::face::find "sound/$v";
		3290	cf::sound::set $k => $face;
		3291	}
		3292	}
		3293	});
3095		3294
3096	register_exticmd fx_want => sub {	3295	register_exticmd fx_want => sub {
3097	my ($ns, $want) = @_;	3296	my ($ns, $want) = @_;
3098		3297
3099	while (my ($k, $v) = each %$want) {	3298	while (my ($k, $v) = each %$want) {
3100	$ns->fx_want ($k, $v);	3299	$ns->fx_want ($k, $v);
3101	}	3300	}
3102	};	3301	};
		3302
		3303	sub load_resource_file($) {
		3304	my $guard = lock_acquire "load_resource_file";
		3305
		3306	my $status = load_resource_file_ $_[0];
		3307	get_slot 0.1, 100;
		3308	cf::arch::commit_load;
		3309
		3310	$status
		3311	}
3103		3312
3104	sub reload_regions {	3313	sub reload_regions {
3105	# HACK to clear player env face cache, we need some signal framework	3314	# HACK to clear player env face cache, we need some signal framework
3106	# for this (global event?)	3315	# for this (global event?)
3107	%ext::player_env::MUSIC_FACE_CACHE = ();	3316	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3121	}	3330	}
3122		3331
3123	sub reload_archetypes {	3332	sub reload_archetypes {
3124	load_resource_file "$DATADIR/archetypes"	3333	load_resource_file "$DATADIR/archetypes"
3125	or die "unable to load archetypes\n";	3334	or die "unable to load archetypes\n";
3126	#d# NEED to laod twice to resolve forward references
3127	# this really needs to be done in an extra post-pass
3128	# (which needs to be synchronous, so solve it differently)
3129	load_resource_file "$DATADIR/archetypes"
3130	or die "unable to load archetypes\n";
3131	}	3335	}
3132		3336
3133	sub reload_treasures {	3337	sub reload_treasures {
3134	load_resource_file "$DATADIR/treasures"	3338	load_resource_file "$DATADIR/treasures"
3135	or die "unable to load treasurelists\n";	3339	or die "unable to load treasurelists\n";
3136	}	3340	}
3137		3341
3138	sub reload_resources {	3342	sub reload_resources {
3139	warn "reloading resource files...\n";	3343	warn "reloading resource files...\n";
3140		3344
		3345	reload_facedata;
		3346	reload_archetypes;
3141	reload_regions;	3347	reload_regions;
3142	reload_facedata;
3143	#reload_archetypes;#d#
3144	reload_archetypes;
3145	reload_treasures;	3348	reload_treasures;
3146		3349
3147	warn "finished reloading resource files\n";	3350	warn "finished reloading resource files\n";
3148	}
3149
3150	sub init {
3151	reload_resources;
3152	}	3351	}
3153		3352
3154	sub reload_config {	3353	sub reload_config {
3155	open my $fh, "<:utf8", "$CONFDIR/config"	3354	open my $fh, "<:utf8", "$CONFDIR/config"
3156	or return;	3355	or return;
3157		3356
3158	local $/;	3357	local $/;
3159	*CFG = YAML::Syck::Load <$fh>;	3358	*CFG = YAML::Load <$fh>;
3160		3359
3161	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3360	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3162		3361
3163	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3362	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3164	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3363	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3170	};	3369	};
3171	warn $@ if $@;	3370	warn $@ if $@;
3172	}	3371	}
3173	}	3372	}
3174		3373
		3374	sub pidfile() {
		3375	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3376	or die "$PIDFILE: $!";
		3377	flock $fh, &Fcntl::LOCK_EX
		3378	or die "$PIDFILE: flock: $!";
		3379	$fh
		3380	}
		3381
		3382	# make sure only one server instance is running at any one time
		3383	sub atomic {
		3384	my $fh = pidfile;
		3385
		3386	my $pid = <$fh>;
		3387	kill 9, $pid if $pid > 0;
		3388
		3389	seek $fh, 0, 0;
		3390	print $fh $$;
		3391	}
		3392
3175	sub main {	3393	sub main {
		3394	cf::init_globals; # initialise logging
		3395
		3396	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3397	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3398	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3399	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3400
		3401	cf::init_experience;
		3402	cf::init_anim;
		3403	cf::init_attackmess;
		3404	cf::init_dynamic;
		3405
		3406	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3407
3176	# we must not ever block the main coroutine	3408	# we must not ever block the main coroutine
3177	local $Coro::idle = sub {	3409	local $Coro::idle = sub {
3178	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3410	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3179	(async {	3411	(async {
3180	Event::one_event;	3412	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3413	EV::loop EV::LOOP_ONESHOT;
3181	})->prio (Coro::PRIO_MAX);	3414	})->prio (Coro::PRIO_MAX);
3182	};	3415	};
3183		3416
		3417	evthread_start IO::AIO::poll_fileno;
		3418
		3419	cf::sync_job {
		3420	reload_resources;
3184	reload_config;	3421	reload_config;
3185	db_init;	3422	db_init;
		3423
		3424	cf::load_settings;
		3425	cf::load_materials;
		3426	cf::init_uuid;
		3427	cf::init_signals;
		3428	cf::init_commands;
		3429	cf::init_skills;
		3430
		3431	cf::init_beforeplay;
		3432
		3433	atomic;
		3434
3186	load_extensions;	3435	load_extensions;
3187		3436
3188	$TICK_WATCHER->start;	3437	utime time, time, $RUNTIMEFILE;
		3438
		3439	# no (long-running) fork's whatsoever before this point(!)
		3440	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3441
		3442	(pop @POST_INIT)->(0) while @POST_INIT;
		3443	};
		3444
3189	Event::loop;	3445	EV::loop;
3190	}	3446	}
3191		3447
3192	#############################################################################	3448	#############################################################################
3193	# initialisation and cleanup	3449	# initialisation and cleanup
3194		3450
3195	# install some emergency cleanup handlers	3451	# install some emergency cleanup handlers
3196	BEGIN {	3452	BEGIN {
		3453	our %SIGWATCHER = ();
3197	for my $signal (qw(INT HUP TERM)) {	3454	for my $signal (qw(INT HUP TERM)) {
3198	Event->signal (	3455	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3199	reentrant => 0,
3200	data => WF_AUTOCANCEL,
3201	signal => $signal,
3202	prio => 0,
3203	cb => sub {
3204	cf::cleanup "SIG$signal";	3456	cf::cleanup "SIG$signal";
3205	},
3206	);	3457	};
3207	}	3458	}
3208	}	3459	}
3209		3460
3210	sub write_runtime {	3461	sub write_runtime_sync {
3211	my $runtime = "$LOCALDIR/runtime";
3212
3213	# first touch the runtime file to show we are still running:	3462	# first touch the runtime file to show we are still running:
3214	# the fsync below can take a very very long time.	3463	# the fsync below can take a very very long time.
3215		3464
3216	IO::AIO::aio_utime $runtime, undef, undef;	3465	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3217		3466
3218	my $guard = cf::lock_acquire "write_runtime";	3467	my $guard = cf::lock_acquire "write_runtime";
3219		3468
3220	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3469	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3221	or return;	3470	or return;
3222		3471
3223	my $value = $cf::RUNTIME + 90 + 10;	3472	my $value = $cf::RUNTIME + 90 + 10;
3224	# 10 is the runtime save interval, for a monotonic clock	3473	# 10 is the runtime save interval, for a monotonic clock
3225	# 60 allows for the watchdog to kill the server.	3474	# 60 allows for the watchdog to kill the server.
…		…
3235	aio_utime $fh, undef, undef;	3484	aio_utime $fh, undef, undef;
3236		3485
3237	close $fh	3486	close $fh
3238	or return;	3487	or return;
3239		3488
3240	aio_rename "$runtime~", $runtime	3489	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3241	and return;	3490	and return;
3242		3491
3243	warn "runtime file written.\n";	3492	warn "runtime file written.\n";
3244		3493
3245	1	3494	1
		3495	}
		3496
		3497	our $uuid_lock;
		3498	our $uuid_skip;
		3499
		3500	sub write_uuid_sync($) {
		3501	$uuid_skip ||= $_[0];
		3502
		3503	return if $uuid_lock;
		3504	local $uuid_lock = 1;
		3505
		3506	my $uuid = "$LOCALDIR/uuid";
		3507
		3508	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3509	or return;
		3510
		3511	my $value = uuid_seq uuid_cur;
		3512
		3513	unless ($value) {
		3514	warn "cowardly refusing to write zero uuid value!\n";
		3515	return;
		3516	}
		3517
		3518	my $value = uuid_str $value + $uuid_skip;
		3519	$uuid_skip = 0;
		3520
		3521	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3522	and return;
		3523
		3524	# always fsync - this file is important
		3525	aio_fsync $fh
		3526	and return;
		3527
		3528	close $fh
		3529	or return;
		3530
		3531	aio_rename "$uuid~", $uuid
		3532	and return;
		3533
		3534	warn "uuid file written ($value).\n";
		3535
		3536	1
		3537
		3538	}
		3539
		3540	sub write_uuid($$) {
		3541	my ($skip, $sync) = @_;
		3542
		3543	$sync ? write_uuid_sync $skip
		3544	: async { write_uuid_sync $skip };
3246	}	3545	}
3247		3546
3248	sub emergency_save() {	3547	sub emergency_save() {
3249	my $freeze_guard = cf::freeze_mainloop;	3548	my $freeze_guard = cf::freeze_mainloop;
3250		3549
3251	warn "enter emergency perl save\n";	3550	warn "emergency_perl_save: enter\n";
3252		3551
3253	cf::sync_job {	3552	cf::sync_job {
		3553	# this is a trade-off: we want to be very quick here, so
		3554	# save all maps without fsync, and later call a global sync
		3555	# (which in turn might be very very slow)
		3556	local $USE_FSYNC = 0;
		3557
3254	# use a peculiar iteration method to avoid tripping on perl	3558	# use a peculiar iteration method to avoid tripping on perl
3255	# refcount bugs in for. also avoids problems with players	3559	# refcount bugs in for. also avoids problems with players
3256	# and maps saved/destroyed asynchronously.	3560	# and maps saved/destroyed asynchronously.
3257	warn "begin emergency player save\n";	3561	warn "emergency_perl_save: begin player save\n";
3258	for my $login (keys %cf::PLAYER) {	3562	for my $login (keys %cf::PLAYER) {
3259	my $pl = $cf::PLAYER{$login} or next;	3563	my $pl = $cf::PLAYER{$login} or next;
3260	$pl->valid or next;	3564	$pl->valid or next;
		3565	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3261	$pl->save;	3566	$pl->save;
3262	}	3567	}
3263	warn "end emergency player save\n";	3568	warn "emergency_perl_save: end player save\n";
3264		3569
3265	warn "begin emergency map save\n";	3570	warn "emergency_perl_save: begin map save\n";
3266	for my $path (keys %cf::MAP) {	3571	for my $path (keys %cf::MAP) {
3267	my $map = $cf::MAP{$path} or next;	3572	my $map = $cf::MAP{$path} or next;
3268	$map->valid or next;	3573	$map->valid or next;
3269	$map->save;	3574	$map->save;
3270	}	3575	}
3271	warn "end emergency map save\n";	3576	warn "emergency_perl_save: end map save\n";
3272		3577
3273	warn "begin emergency database checkpoint\n";	3578	warn "emergency_perl_save: begin database checkpoint\n";
3274	BDB::db_env_txn_checkpoint $DB_ENV;	3579	BDB::db_env_txn_checkpoint $DB_ENV;
3275	warn "end emergency database checkpoint\n";	3580	warn "emergency_perl_save: end database checkpoint\n";
		3581
		3582	warn "emergency_perl_save: begin write uuid\n";
		3583	write_uuid_sync 1;
		3584	warn "emergency_perl_save: end write uuid\n";
3276	};	3585	};
3277		3586
		3587	warn "emergency_perl_save: starting sync()\n";
		3588	IO::AIO::aio_sync sub {
		3589	warn "emergency_perl_save: finished sync()\n";
		3590	};
		3591
3278	warn "leave emergency perl save\n";	3592	warn "emergency_perl_save: leave\n";
3279	}	3593	}
3280		3594
3281	sub post_cleanup {	3595	sub post_cleanup {
3282	my ($make_core) = @_;	3596	my ($make_core) = @_;
3283		3597
3284	warn Carp::longmess "post_cleanup backtrace"	3598	warn Carp::longmess "post_cleanup backtrace"
3285	if $make_core;	3599	if $make_core;
		3600
		3601	my $fh = pidfile;
		3602	unlink $PIDFILE if <$fh> == $$;
		3603	}
		3604
		3605	# a safer delete_package, copied from Symbol
		3606	sub clear_package($) {
		3607	my $pkg = shift;
		3608
		3609	# expand to full symbol table name if needed
		3610	unless ($pkg =~ /^main::.*::$/) {
		3611	$pkg = "main$pkg" if $pkg =~ /^::/;
		3612	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3613	$pkg .= '::' unless $pkg =~ /::$/;
		3614	}
		3615
		3616	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3617	my $stem_symtab = *{$stem}{HASH};
		3618
		3619	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3620	or return;
		3621
		3622	# clear all symbols
		3623	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3624	for my $name (keys %$leaf_symtab) {
		3625	_gv_clear *{"$pkg$name"};
		3626	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3627	}
		3628	warn "cleared package $pkg\n";#d#
3286	}	3629	}
3287		3630
3288	sub do_reload_perl() {	3631	sub do_reload_perl() {
3289	# can/must only be called in main	3632	# can/must only be called in main
3290	if ($Coro::current != $Coro::main) {	3633	if ($Coro::current != $Coro::main) {
3291	warn "can only reload from main coroutine";	3634	warn "can only reload from main coroutine";
3292	return;	3635	return;
3293	}	3636	}
3294		3637
		3638	return if $RELOAD++;
		3639
		3640	my $t1 = EV::time;
		3641
		3642	while ($RELOAD) {
3295	warn "reloading...";	3643	warn "reloading...";
3296		3644
3297	warn "entering sync_job";	3645	warn "entering sync_job";
3298		3646
3299	cf::sync_job {	3647	cf::sync_job {
3300	cf::write_runtime; # external watchdog should not bark	3648	cf::write_runtime_sync; # external watchdog should not bark
3301	cf::emergency_save;	3649	cf::emergency_save;
3302	cf::write_runtime; # external watchdog should not bark	3650	cf::write_runtime_sync; # external watchdog should not bark
3303		3651
3304	warn "syncing database to disk";	3652	warn "syncing database to disk";
3305	BDB::db_env_txn_checkpoint $DB_ENV;	3653	BDB::db_env_txn_checkpoint $DB_ENV;
3306		3654
3307	# if anything goes wrong in here, we should simply crash as we already saved	3655	# if anything goes wrong in here, we should simply crash as we already saved
3308		3656
3309	warn "cancelling all WF_AUTOCANCEL watchers";
3310	for (Event::all_watchers) {
3311	$_->cancel if $_->data & WF_AUTOCANCEL;
3312	}
3313
3314	warn "flushing outstanding aio requests";	3657	warn "flushing outstanding aio requests";
3315	for (;;) {
3316	BDB::flush;
3317	IO::AIO::flush;
3318	Coro::cede;
3319	last unless IO::AIO::nreqs || BDB::nreqs;	3658	while (IO::AIO::nreqs || BDB::nreqs) {
3320	warn "iterate...";	3659	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3321	}
3322
3323	++$RELOAD;
3324
3325	warn "cancelling all extension coros";
3326	$_->cancel for values %EXT_CORO;
3327	%EXT_CORO = ();
3328
3329	warn "removing commands";
3330	%COMMAND = ();
3331
3332	warn "removing ext/exti commands";
3333	%EXTCMD = ();
3334	%EXTICMD = ();
3335
3336	warn "unloading/nuking all extensions";
3337	for my $pkg (@EXTS) {
3338	warn "... unloading $pkg";
3339
3340	if (my $cb = $pkg->can ("unload")) {
3341	eval {
3342	$cb->($pkg);
3343	1
3344	} or warn "$pkg unloaded, but with errors: $@";
3345	}	3660	}
3346		3661
3347	warn "... nuking $pkg";	3662	warn "cancelling all extension coros";
3348	Symbol::delete_package $pkg;	3663	$_->cancel for values %EXT_CORO;
3349	}	3664	%EXT_CORO = ();
3350		3665
3351	warn "unloading all perl modules loaded from $LIBDIR";	3666	warn "removing commands";
3352	while (my ($k, $v) = each %INC) {	3667	%COMMAND = ();
3353	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3354		3668
		3669	warn "removing ext/exti commands";
		3670	%EXTCMD = ();
		3671	%EXTICMD = ();
		3672
		3673	warn "unloading/nuking all extensions";
		3674	for my $pkg (@EXTS) {
3355	warn "... unloading $k";	3675	warn "... unloading $pkg";
3356	delete $INC{$k};
3357		3676
3358	$k =~ s/\.pm$//;
3359	$k =~ s/\//::/g;
3360
3361	if (my $cb = $k->can ("unload_module")) {	3677	if (my $cb = $pkg->can ("unload")) {
		3678	eval {
3362	$cb->();	3679	$cb->($pkg);
		3680	1
		3681	} or warn "$pkg unloaded, but with errors: $@";
		3682	}
		3683
		3684	warn "... clearing $pkg";
		3685	clear_package $pkg;
3363	}	3686	}
3364		3687
3365	Symbol::delete_package $k;	3688	warn "unloading all perl modules loaded from $LIBDIR";
		3689	while (my ($k, $v) = each %INC) {
		3690	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3691
		3692	warn "... unloading $k";
		3693	delete $INC{$k};
		3694
		3695	$k =~ s/\.pm$//;
		3696	$k =~ s/\//::/g;
		3697
		3698	if (my $cb = $k->can ("unload_module")) {
		3699	$cb->();
		3700	}
		3701
		3702	clear_package $k;
3366	}	3703	}
3367		3704
3368	warn "getting rid of safe::, as good as possible";	3705	warn "getting rid of safe::, as good as possible";
3369	Symbol::delete_package "safe::$_"	3706	clear_package "safe::$_"
3370	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3707	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3371		3708
3372	warn "unloading cf.pm \"a bit\"";	3709	warn "unloading cf.pm \"a bit\"";
3373	delete $INC{"cf.pm"};	3710	delete $INC{"cf.pm"};
3374	delete $INC{"cf/pod.pm"};	3711	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3375		3712
3376	# don't, removes xs symbols, too,	3713	# don't, removes xs symbols, too,
3377	# and global variables created in xs	3714	# and global variables created in xs
3378	#Symbol::delete_package __PACKAGE__;	3715	#clear_package __PACKAGE__;
3379		3716
3380	warn "unload completed, starting to reload now";	3717	warn "unload completed, starting to reload now";
3381		3718
3382	warn "reloading cf.pm";	3719	warn "reloading cf.pm";
3383	require cf;	3720	require cf;
3384	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3721	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3385		3722
3386	warn "loading config and database again";	3723	warn "loading config and database again";
3387	cf::reload_config;	3724	cf::reload_config;
3388		3725
3389	warn "loading extensions";	3726	warn "loading extensions";
3390	cf::load_extensions;	3727	cf::load_extensions;
3391		3728
		3729	if ($REATTACH_ON_RELOAD) {
3392	warn "reattaching attachments to objects/players";	3730	warn "reattaching attachments to objects/players";
3393	_global_reattach; # objects, sockets	3731	_global_reattach; # objects, sockets
3394	warn "reattaching attachments to maps";	3732	warn "reattaching attachments to maps";
3395	reattach $_ for values %MAP;	3733	reattach $_ for values %MAP;
3396	warn "reattaching attachments to players";	3734	warn "reattaching attachments to players";
3397	reattach $_ for values %PLAYER;	3735	reattach $_ for values %PLAYER;
		3736	}
3398		3737
		3738	warn "running post_init jobs";
		3739	(pop @POST_INIT)->(1) while @POST_INIT;
		3740
3399	warn "leaving sync_job";	3741	warn "leaving sync_job";
3400		3742
3401	1	3743	1
3402	} or do {	3744	} or do {
3403	warn $@;	3745	warn $@;
3404	warn "error while reloading, exiting.";	3746	cf::cleanup "error while reloading, exiting.";
3405	exit 1;
3406	};	3747	};
3407		3748
3408	warn "reloaded";	3749	warn "reloaded";
		3750	--$RELOAD;
		3751	}
		3752
		3753	$t1 = EV::time - $t1;
		3754	warn "reload completed in ${t1}s\n";
3409	};	3755	};
3410		3756
3411	our $RELOAD_WATCHER; # used only during reload	3757	our $RELOAD_WATCHER; # used only during reload
3412		3758
3413	sub reload_perl() {	3759	sub reload_perl() {
3414	# doing reload synchronously and two reloads happen back-to-back,	3760	# doing reload synchronously and two reloads happen back-to-back,
3415	# coro crashes during coro_state_free->destroy here.	3761	# coro crashes during coro_state_free->destroy here.
3416		3762
3417	$RELOAD_WATCHER ||= Event->timer (	3763	$RELOAD_WATCHER ||= cf::async {
3418	reentrant => 0,	3764	Coro::AIO::aio_wait cache_extensions;
3419	after => 0,	3765
3420	data => WF_AUTOCANCEL,	3766	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3421	cb => sub {
3422	do_reload_perl;	3767	do_reload_perl;
3423	undef $RELOAD_WATCHER;	3768	undef $RELOAD_WATCHER;
3424	},	3769	};
3425	);	3770	};
3426	}	3771	}
3427		3772
3428	register_command "reload" => sub {	3773	register_command "reload" => sub {
3429	my ($who, $arg) = @_;	3774	my ($who, $arg) = @_;
3430		3775
3431	if ($who->flag (FLAG_WIZ)) {	3776	if ($who->flag (FLAG_WIZ)) {
3432	$who->message ("reloading server.");	3777	$who->message ("reloading server.");
		3778	async {
		3779	$Coro::current->{desc} = "perl_reload";
3433	async { reload_perl };	3780	reload_perl;
		3781	};
3434	}	3782	}
3435	};	3783	};
3436		3784
3437	unshift @INC, $LIBDIR;	3785	unshift @INC, $LIBDIR;
3438		3786
…		…
3440		3788
3441	our @WAIT_FOR_TICK;	3789	our @WAIT_FOR_TICK;
3442	our @WAIT_FOR_TICK_BEGIN;	3790	our @WAIT_FOR_TICK_BEGIN;
3443		3791
3444	sub wait_for_tick {	3792	sub wait_for_tick {
3445	return unless $TICK_WATCHER->is_active;
3446	return if $Coro::current == $Coro::main;	3793	return if tick_inhibit || $Coro::current == $Coro::main;
3447		3794
3448	my $signal = new Coro::Signal;	3795	my $signal = new Coro::Signal;
3449	push @WAIT_FOR_TICK, $signal;	3796	push @WAIT_FOR_TICK, $signal;
3450	$signal->wait;	3797	$signal->wait;
3451	}	3798	}
3452		3799
3453	sub wait_for_tick_begin {	3800	sub wait_for_tick_begin {
3454	return unless $TICK_WATCHER->is_active;
3455	return if $Coro::current == $Coro::main;	3801	return if tick_inhibit || $Coro::current == $Coro::main;
3456		3802
3457	my $signal = new Coro::Signal;	3803	my $signal = new Coro::Signal;
3458	push @WAIT_FOR_TICK_BEGIN, $signal;	3804	push @WAIT_FOR_TICK_BEGIN, $signal;
3459	$signal->wait;	3805	$signal->wait;
3460	}	3806	}
3461		3807
3462	$TICK_WATCHER = Event->timer (	3808	sub tick {
3463	reentrant => 0,
3464	parked => 1,
3465	prio => 0,
3466	at => $NEXT_TICK || $TICK,
3467	data => WF_AUTOCANCEL,
3468	cb => sub {
3469	if ($Coro::current != $Coro::main) {	3809	if ($Coro::current != $Coro::main) {
3470	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3810	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3471	unless ++$bug_warning > 10;	3811	unless ++$bug_warning > 10;
3472	return;	3812	return;
3473	}	3813	}
3474		3814
3475	$NOW = $tick_start = Event::time;
3476
3477	cf::server_tick; # one server iteration	3815	cf::server_tick; # one server iteration
3478		3816
3479	$RUNTIME += $TICK;
3480	$NEXT_TICK += $TICK;
3481
3482	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3817	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3483	$NEXT_RUNTIME_WRITE = $NOW + 10;	3818	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3484	Coro::async_pool {	3819	Coro::async_pool {
		3820	$Coro::current->{desc} = "runtime saver";
3485	write_runtime	3821	write_runtime_sync
3486	or warn "ERROR: unable to write runtime file: $!";	3822	or warn "ERROR: unable to write runtime file: $!";
3487	};
3488	}	3823	};
		3824	}
3489		3825
3490	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3826	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3491	$sig->send;	3827	$sig->send;
3492	}	3828	}
3493	while (my $sig = shift @WAIT_FOR_TICK) {	3829	while (my $sig = shift @WAIT_FOR_TICK) {
3494	$sig->send;	3830	$sig->send;
3495	}	3831	}
3496		3832
3497	$NOW = Event::time;	3833	$LOAD = ($NOW - $TICK_START) / $TICK;
3498
3499	# if we are delayed by four ticks or more, skip them all
3500	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3501
3502	$TICK_WATCHER->at ($NEXT_TICK);
3503	$TICK_WATCHER->start;
3504
3505	$LOAD = ($NOW - $tick_start) / $TICK;
3506	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3834	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3507		3835
3508	_post_tick;	3836	if (0) {
		3837	if ($NEXT_TICK) {
		3838	my $jitter = $TICK_START - $NEXT_TICK;
		3839	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3840	warn "jitter $JITTER\n";#d#
		3841	}
3509	},	3842	}
3510	);	3843	}
3511		3844
3512	{	3845	{
		3846	# configure BDB
		3847
3513	BDB::min_parallel 8;	3848	BDB::min_parallel 8;
3514	BDB::max_poll_time $TICK * 0.1;	3849	BDB::max_poll_reqs $TICK * 0.1;
3515	$BDB_POLL_WATCHER = Event->io (	3850	$AnyEvent::BDB::WATCHER->priority (1);
3516	reentrant => 0,
3517	fd => BDB::poll_fileno,
3518	poll => 'r',
3519	prio => 0,
3520	data => WF_AUTOCANCEL,
3521	cb => \&BDB::poll_cb,
3522	);
3523
3524	BDB::set_sync_prepare {
3525	my $status;
3526	my $current = $Coro::current;
3527	(
3528	sub {
3529	$status = $!;
3530	$current->ready; undef $current;
3531	},
3532	sub {
3533	Coro::schedule while defined $current;
3534	$! = $status;
3535	},
3536	)
3537	};
3538		3851
3539	unless ($DB_ENV) {	3852	unless ($DB_ENV) {
3540	$DB_ENV = BDB::db_env_create;	3853	$DB_ENV = BDB::db_env_create;
3541	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3854	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3542	| BDB::LOG_AUTOREMOVE, 1);	3855	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3856	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3543	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3857	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3544	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3858	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3545		3859
3546	cf::sync_job {	3860	cf::sync_job {
3547	eval {	3861	eval {
…		…
3557		3871
3558	cf::cleanup "db_env_open(db): $@" if $@;	3872	cf::cleanup "db_env_open(db): $@" if $@;
3559	};	3873	};
3560	}	3874	}
3561		3875
3562	$BDB_DEADLOCK_WATCHER = Event->timer (	3876	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3563	after => 3,
3564	interval => 1,
3565	hard => 1,
3566	prio => 0,
3567	data => WF_AUTOCANCEL,
3568	cb => sub {
3569	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	3877	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3570	},
3571	);	3878	};
3572	$BDB_CHECKPOINT_WATCHER = Event->timer (	3879	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3573	after => 11,
3574	interval => 60,
3575	hard => 1,
3576	prio => 0,
3577	data => WF_AUTOCANCEL,
3578	cb => sub {
3579	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	3880	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3580	},
3581	);	3881	};
3582	$BDB_TRICKLE_WATCHER = Event->timer (	3882	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3583	after => 5,
3584	interval => 10,
3585	hard => 1,
3586	prio => 0,
3587	data => WF_AUTOCANCEL,
3588	cb => sub {
3589	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	3883	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3590	},
3591	);	3884	};
3592	}	3885	}
3593		3886
3594	{	3887	{
		3888	# configure IO::AIO
		3889
3595	IO::AIO::min_parallel 8;	3890	IO::AIO::min_parallel 8;
3596
3597	undef $Coro::AIO::WATCHER;
3598	IO::AIO::max_poll_time $TICK * 0.1;	3891	IO::AIO::max_poll_time $TICK * 0.1;
3599	$AIO_POLL_WATCHER = Event->io (	3892	undef $AnyEvent::AIO::WATCHER;
3600	reentrant => 0,
3601	data => WF_AUTOCANCEL,
3602	fd => IO::AIO::poll_fileno,
3603	poll => 'r',
3604	prio => 6,
3605	cb => \&IO::AIO::poll_cb,
3606	);
3607	}	3893	}
3608		3894
3609	my $_log_backtrace;	3895	my $_log_backtrace;
3610		3896
3611	sub _log_backtrace {	3897	sub _log_backtrace {
…		…
3614	$msg =~ s/\n//;	3900	$msg =~ s/\n//;
3615		3901
3616	# limit the # of concurrent backtraces	3902	# limit the # of concurrent backtraces
3617	if ($_log_backtrace < 2) {	3903	if ($_log_backtrace < 2) {
3618	++$_log_backtrace;	3904	++$_log_backtrace;
		3905	my $perl_bt = Carp::longmess $msg;
3619	async {	3906	async {
		3907	$Coro::current->{desc} = "abt $msg";
		3908
3620	my @bt = fork_call {	3909	my @bt = fork_call {
3621	@addr = map { sprintf "%x", $_ } @addr;	3910	@addr = map { sprintf "%x", $_ } @addr;
3622	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3911	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3623	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3912	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3624	or die "addr2line: $!";	3913	or die "addr2line: $!";
…		…
3632	}	3921	}
3633		3922
3634	@funcs	3923	@funcs
3635	};	3924	};
3636		3925
3637	LOG llevInfo, "[ABT] $msg\n";	3926	LOG llevInfo, "[ABT] $perl_bt\n";
		3927	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3638	LOG llevInfo, "[ABT] $_\n" for @bt;	3928	LOG llevInfo, "[ABT] $_\n" for @bt;
3639	--$_log_backtrace;	3929	--$_log_backtrace;
3640	};	3930	};
3641	} else {	3931	} else {
3642	LOG llevInfo, "[ABT] $msg\n";	3932	LOG llevInfo, "[ABT] $msg\n";
3643	LOG llevInfo, "[ABT] [suppressed]\n";	3933	LOG llevInfo, "[ABT] [suppressed]\n";
3644	}	3934	}
3645	}	3935	}
3646		3936
3647	# load additional modules	3937	# load additional modules
3648	use cf::pod;	3938	require "cf/$_.pm" for @EXTRA_MODULES;
3649		3939
3650	END { cf::emergency_save }	3940	END { cf::emergency_save }
3651		3941
3652	1	3942	1
3653		3943

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