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Revision 1.389 by root, Sat Oct 20 04:39:57 2007 UTC vs.
Revision 1.479 by root, Thu Oct 8 05:04:27 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 Event;	31	use EV;
10	use Opcode;	32	use Opcode;
11	use Safe;	33	use Safe;
12	use Safe::Hole;	34	use Safe::Hole;
13	use Storable ();	35	use Storable ();
14		36
		37	use Guard ();
15	use Coro 4.1 ();	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 2.51 ();	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		76
43	$Event::Eval = 1; # no idea why this is required, but it is	77	# strictly for debugging
44		78	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
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		79
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	80	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		81
52	our %COMMAND = ();	82	our %COMMAND = ();
53	our %COMMAND_TIME = ();	83	our %COMMAND_TIME = ();
…		…
56	our %EXTCMD = ();	86	our %EXTCMD = ();
57	our %EXTICMD = ();	87	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	88	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	89	our %EXT_MAP = (); # pluggable maps
60		90
61	our $RELOAD; # number of reloads so far	91	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	92	our @EVENT;
		93	our @REFLECT; # set by XS
		94	our %REFLECT; # set by us
63		95
64	our $CONFDIR = confdir;	96	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	97	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	98	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	99	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	100	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	101	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	102	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	103	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	104	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	105	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	106	our $BDBDIR = "$LOCALDIR/db";
		107	our $PIDFILE = "$LOCALDIR/pid";
		108	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		109
		110	our %RESOURCE;
75		111
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	112	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	113	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	114	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	115	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		116
84	our $BDB_POLL_WATCHER;
85	our $BDB_DEADLOCK_WATCHER;	117	our $BDB_DEADLOCK_WATCHER;
86	our $BDB_CHECKPOINT_WATCHER;	118	our $BDB_CHECKPOINT_WATCHER;
87	our $BDB_TRICKLE_WATCHER;	119	our $BDB_TRICKLE_WATCHER;
88	our $DB_ENV;	120	our $DB_ENV;
89		121
		122	our @EXTRA_MODULES = qw(pod mapscript);
		123
90	our %CFG;	124	our %CFG;
91		125
92	our $UPTIME; $UPTIME ||= time;	126	our $UPTIME; $UPTIME ||= time;
93	our $RUNTIME;	127	our $RUNTIME;
		128	our $NOW;
94		129
95	our (%PLAYER, %PLAYER_LOADING); # all users	130	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	131	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	132	our $LINK_MAP; # the special {link} map, which is always available
98		133
99	# used to convert map paths into valid unix filenames by replacing / by ∕	134	# used to convert map paths into valid unix filenames by replacing / by ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	135	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		136
102	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	137	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103	our $LOADAVG; # same thing, but with alpha-smoothing	138	our $LOADAVG; # same thing, but with alpha-smoothing
		139	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	140	our $TICK_START; # for load detecting purposes
		141
		142	our @POST_INIT;
		143
		144	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		145	our $REALLY_UNLOOP; # never set to true, please :)
105		146
106	binmode STDOUT;	147	binmode STDOUT;
107	binmode STDERR;	148	binmode STDERR;
108		149
109	# read virtual server time, if available	150	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	151	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	152	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	153	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	154	$RUNTIME = <$fh> + 0.;
114	}	155	}
		156
		157	eval "sub TICK() { $TICK } 1" or die;
115		158
116	mkdir $_	159	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	160	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
118		161
119	our $EMERGENCY_POSITION;	162	our $EMERGENCY_POSITION;
120		163
121	sub cf::map::normalise;	164	sub cf::map::normalise;
		165
		166	#############################################################################
		167
		168	%REFLECT = ();
		169	for (@REFLECT) {
		170	my $reflect = JSON::XS::decode_json $_;
		171	$REFLECT{$reflect->{class}} = $reflect;
		172	}
122		173
123	#############################################################################	174	#############################################################################
124		175
125	=head2 GLOBAL VARIABLES	176	=head2 GLOBAL VARIABLES
126		177
…		…
162		213
163	The raw value load value from the last tick.	214	The raw value load value from the last tick.
164		215
165	=item %cf::CFG	216	=item %cf::CFG
166		217
167	Configuration for the server, loaded from C</etc/crossfire/config>, or	218	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	219	from wherever your confdir points to.
169		220
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	221	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		222
172	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	223	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
177		228
178	This array contains the results of the last C<invoke ()> call. When	229	This array contains the results of the last C<invoke ()> call. When
179	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	230	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
180	that call.	231	that call.
181		232
		233	=item %cf::REFLECT
		234
		235	Contains, for each (C++) class name, a hash reference with information
		236	about object members (methods, scalars and arrays) and other metadata,
		237	which is useful for introspection.
		238
182	=back	239	=back
183		240
184	=cut	241	=cut
185		242
186	BEGIN {	243	$Coro::State::WARNHOOK = sub {
187	*CORE::GLOBAL::warn = sub {
188	my $msg = join "", @_;	244	my $msg = join "", @_;
189		245
190	$msg .= "\n"	246	$msg .= "\n"
191	unless $msg =~ /\n$/;	247	unless $msg =~ /\n$/;
192		248
193	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	249	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194		250
195	LOG llevError, $msg;	251	LOG llevError, $msg;
196	};	252	};
197	}	253
		254	$Coro::State::DIEHOOK = sub {
		255	return unless $^S eq 0; # "eq", not "=="
		256
		257	warn Carp::longmess $_[0];
		258
		259	if ($Coro::current == $Coro::main) {#d#
		260	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		261	return;#d#
		262	}#d#
		263
		264	# kill coroutine otherwise
		265	Coro::terminate
		266	};
198		267
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	268	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	269	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	270	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	271	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	278	for my $pkg (qw(
210	cf::global cf::attachable	279	cf::global cf::attachable
211	cf::object cf::object::player	280	cf::object cf::object::player
212	cf::client cf::player	281	cf::client cf::player
213	cf::arch cf::living	282	cf::arch cf::living
		283	cf::map cf::mapspace
214	cf::map cf::party cf::region	284	cf::party cf::region
215	)) {	285	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	286	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	287	}
219		288
220	$Event::DIED = sub {	289	$EV::DIED = sub {
221	warn "error in event callback: @_";	290	warn "error in event callback: @_";
222	};	291	};
223		292
224	#############################################################################	293	#############################################################################
225		294
…		…
248	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	317	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249	$d	318	$d
250	} || "[unable to dump $_[0]: '$@']";	319	} || "[unable to dump $_[0]: '$@']";
251	}	320	}
252		321
253	=item $ref = cf::from_json $json	322	=item $ref = cf::decode_json $json
254		323
255	Converts a JSON string into the corresponding perl data structure.	324	Converts a JSON string into the corresponding perl data structure.
256		325
257	=item $json = cf::to_json $ref	326	=item $json = cf::encode_json $ref
258		327
259	Converts a perl data structure into its JSON representation.	328	Converts a perl data structure into its JSON representation.
260		329
261	=cut	330	=cut
262		331
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	332	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		333
265	sub to_json ($) { $json_coder->encode ($_[0]) }	334	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub from_json ($) { $json_coder->decode ($_[0]) }	335	sub decode_json($) { $json_coder->decode ($_[0]) }
		336
		337	=item cf::post_init { BLOCK }
		338
		339	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		340	but I<before> the server starts ticking again.
		341
		342	The cdoeblock will have a single boolean argument to indicate whether this
		343	is a reload or not.
		344
		345	=cut
		346
		347	sub post_init(&) {
		348	push @POST_INIT, shift;
		349	}
267		350
268	=item cf::lock_wait $string	351	=item cf::lock_wait $string
269		352
270	Wait until the given lock is available. See cf::lock_acquire.	353	Wait until the given lock is available. See cf::lock_acquire.
271		354
272	=item my $lock = cf::lock_acquire $string	355	=item my $lock = cf::lock_acquire $string
273		356
274	Wait until the given lock is available and then acquires it and returns	357	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,	358	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	359	for example when the coroutine gets canceled), the lock is automatically
277	returned.	360	returned.
278		361
279	Locks are *not* recursive, locking from the same coro twice results in a	362	Locks are *not* recursive, locking from the same coro twice results in a
280	deadlocked coro.	363	deadlocked coro.
…		…
286		369
287	Return true if the lock is currently active, i.e. somebody has locked it.	370	Return true if the lock is currently active, i.e. somebody has locked it.
288		371
289	=cut	372	=cut
290		373
291	our %LOCK;	374	our $LOCKS = new Coro::SemaphoreSet;
292	our %LOCKER;#d#
293		375
294	sub lock_wait($) {	376	sub lock_wait($) {
295	my ($key) = @_;	377	$LOCKS->wait ($_[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} }, $Coro::current;
305	Coro::schedule;
306	}
307	}	378	}
308		379
309	sub lock_acquire($) {	380	sub lock_acquire($) {
310	my ($key) = @_;	381	$LOCKS->guard ($_[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	}	382	}
324		383
325	sub lock_active($) {	384	sub lock_active($) {
326	my ($key) = @_;	385	$LOCKS->count ($_[0]) < 1
327
328	! ! $LOCK{$key}
329	}	386	}
330		387
331	sub freeze_mainloop {	388	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	389	tick_inhibit_inc;
333		390
334	my $guard = Coro::guard {	391	&Guard::guard (\&tick_inhibit_dec);
335	$TICK_WATCHER->start;	392	}
336	};	393
337	$TICK_WATCHER->stop;	394	=item cf::periodic $interval, $cb
338	$guard	395
		396	Like EV::periodic, but randomly selects a starting point so that the actions
		397	get spread over timer.
		398
		399	=cut
		400
		401	sub periodic($$) {
		402	my ($interval, $cb) = @_;
		403
		404	my $start = rand List::Util::min 180, $interval;
		405
		406	EV::periodic $start, $interval, 0, $cb
339	}	407	}
340		408
341	=item cf::get_slot $time[, $priority[, $name]]	409	=item cf::get_slot $time[, $priority[, $name]]
342		410
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	411	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
383	}	451	}
384	}	452	}
385	};	453	};
386		454
387	sub get_slot($;$$) {	455	sub get_slot($;$$) {
		456	return if tick_inhibit || $Coro::current == $Coro::main;
		457
388	my ($time, $pri, $name) = @_;	458	my ($time, $pri, $name) = @_;
389		459
390	$time = $TICK * .6 if $time > $TICK * .6;	460	$time = $TICK * .6 if $time > $TICK * .6;
391	my $sig = new Coro::Signal;	461	my $sig = new Coro::Signal;
392		462
…		…
406		476
407	BEGIN { *async = \&Coro::async_pool }	477	BEGIN { *async = \&Coro::async_pool }
408		478
409	=item cf::sync_job { BLOCK }	479	=item cf::sync_job { BLOCK }
410		480
411	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	481	The design of Deliantra requires that the main coroutine ($Coro::main)
412	is always able to handle events or runnable, as Crossfire TRT is only	482	is always able to handle events or runnable, as Deliantra is only
413	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	483	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
414	acceptable.	484	acceptable.
415		485
416	If it must be done, put the blocking parts into C<sync_job>. This will run	486	If it must be done, put the blocking parts into C<sync_job>. This will run
417	the given BLOCK in another coroutine while waiting for the result. The	487	the given BLOCK in another coroutine while waiting for the result. The
…		…
422		492
423	sub sync_job(&) {	493	sub sync_job(&) {
424	my ($job) = @_;	494	my ($job) = @_;
425		495
426	if ($Coro::current == $Coro::main) {	496	if ($Coro::current == $Coro::main) {
427	my $time = Event::time;	497	my $time = EV::time;
428		498
429	# this is the main coro, too bad, we have to block	499	# this is the main coro, too bad, we have to block
430	# till the operation succeeds, freezing the server :/	500	# till the operation succeeds, freezing the server :/
431		501
432	LOG llevError, Carp::longmess "sync job";#d#	502	LOG llevError, Carp::longmess "sync job";#d#
433		503
434	# TODO: use suspend/resume instead
435	# (but this is cancel-safe)
436	my $freeze_guard = freeze_mainloop;	504	my $freeze_guard = freeze_mainloop;
437		505
438	my $busy = 1;	506	my $busy = 1;
439	my @res;	507	my @res;
440		508
…		…
447		515
448	while ($busy) {	516	while ($busy) {
449	if (Coro::nready) {	517	if (Coro::nready) {
450	Coro::cede_notself;	518	Coro::cede_notself;
451	} else {	519	} else {
452	Event::one_event;	520	EV::loop EV::LOOP_ONESHOT;
453	}	521	}
454	}	522	}
455		523
456	$time = Event::time - $time;	524	my $time = EV::time - $time;
457		525
458	LOG llevError | logBacktrace, Carp::longmess "long sync job"
459	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
460
461	$tick_start += $time; # do not account sync jobs to server load	526	$TICK_START += $time; # do not account sync jobs to server load
462		527
463	wantarray ? @res : $res[0]	528	wantarray ? @res : $res[0]
464	} else {	529	} else {
465	# we are in another coroutine, how wonderful, everything just works	530	# we are in another coroutine, how wonderful, everything just works
466		531
…		…
491	=item fork_call { }, $args	556	=item fork_call { }, $args
492		557
493	Executes the given code block with the given arguments in a seperate	558	Executes the given code block with the given arguments in a seperate
494	process, returning the results. Everything must be serialisable with	559	process, returning the results. Everything must be serialisable with
495	Coro::Storable. May, of course, block. Note that the executed sub may	560	Coro::Storable. May, of course, block. Note that the executed sub may
496	never block itself or use any form of Event handling.	561	never block itself or use any form of event handling.
497		562
498	=cut	563	=cut
499		564
500	sub fork_call(&@) {	565	sub fork_call(&@) {
501	my ($cb, @args) = @_;	566	my ($cb, @args) = @_;
…		…
508	reset_signals;	573	reset_signals;
509	&$cb	574	&$cb
510	}, @args;	575	}, @args;
511		576
512	wantarray ? @res : $res[-1]	577	wantarray ? @res : $res[-1]
		578	}
		579
		580	=item $coin = coin_from_name $name
		581
		582	=cut
		583
		584	our %coin_alias = (
		585	"silver" => "silvercoin",
		586	"silvercoin" => "silvercoin",
		587	"silvercoins" => "silvercoin",
		588	"gold" => "goldcoin",
		589	"goldcoin" => "goldcoin",
		590	"goldcoins" => "goldcoin",
		591	"platinum" => "platinacoin",
		592	"platinumcoin" => "platinacoin",
		593	"platinumcoins" => "platinacoin",
		594	"platina" => "platinacoin",
		595	"platinacoin" => "platinacoin",
		596	"platinacoins" => "platinacoin",
		597	"royalty" => "royalty",
		598	"royalties" => "royalty",
		599	);
		600
		601	sub coin_from_name($) {
		602	$coin_alias{$_[0]}
		603	? cf::arch::find $coin_alias{$_[0]}
		604	: undef
513	}	605	}
514		606
515	=item $value = cf::db_get $family => $key	607	=item $value = cf::db_get $family => $key
516		608
517	Returns a single value from the environment database.	609	Returns a single value from the environment database.
…		…
656		748
657	#############################################################################	749	#############################################################################
658		750
659	=head2 ATTACHABLE OBJECTS	751	=head2 ATTACHABLE OBJECTS
660		752
661	Many objects in crossfire are so-called attachable objects. That means you can	753	Many objects in deliantra are so-called attachable objects. That means you can
662	attach callbacks/event handlers (a collection of which is called an "attachment")	754	attach callbacks/event handlers (a collection of which is called an "attachment")
663	to it. All such attachable objects support the following methods.	755	to it. All such attachable objects support the following methods.
664		756
665	In the following description, CLASS can be any of C<global>, C<object>	757	In the following description, CLASS can be any of C<global>, C<object>
666	C<player>, C<client> or C<map> (i.e. the attachable objects in	758	C<player>, C<client> or C<map> (i.e. the attachable objects in
667	Crossfire TRT).	759	Deliantra).
668		760
669	=over 4	761	=over 4
670		762
671	=item $attachable->attach ($attachment, key => $value...)	763	=item $attachable->attach ($attachment, key => $value...)
672		764
…		…
716	=item cf::CLASS::attachment $name, ...	808	=item cf::CLASS::attachment $name, ...
717		809
718	Register an attachment by C<$name> through which attachable objects of the	810	Register an attachment by C<$name> through which attachable objects of the
719	given CLASS can refer to this attachment.	811	given CLASS can refer to this attachment.
720		812
721	Some classes such as crossfire maps and objects can specify attachments	813	Some classes such as deliantra maps and objects can specify attachments
722	that are attached at load/instantiate time, thus the need for a name.	814	that are attached at load/instantiate time, thus the need for a name.
723		815
724	These calls expect any number of the following handler/hook descriptions:	816	These calls expect any number of the following handler/hook descriptions:
725		817
726	=over 4	818	=over 4
…		…
954	}	1046	}
955		1047
956	0	1048	0
957	}	1049	}
958		1050
959	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1051	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
960		1052
961	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1053	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
962		1054
963	Generate an object-specific event with the given arguments.	1055	Generate an object-specific event with the given arguments.
964		1056
…		…
1017		1109
1018	sub reattach {	1110	sub reattach {
1019	# basically do the same as instantiate, without calling instantiate	1111	# basically do the same as instantiate, without calling instantiate
1020	my ($obj) = @_;	1112	my ($obj) = @_;
1021		1113
		1114	# no longer needed after getting rid of delete_package?
1022	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1115	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1023		1116
1024	my $registry = $obj->registry;	1117	my $registry = $obj->registry;
1025		1118
1026	@$registry = ();	1119	@$registry = ();
1027		1120
…		…
1042	cf::attachable->attach (	1135	cf::attachable->attach (
1043	prio => -1000000,	1136	prio => -1000000,
1044	on_instantiate => sub {	1137	on_instantiate => sub {
1045	my ($obj, $data) = @_;	1138	my ($obj, $data) = @_;
1046		1139
1047	$data = from_json $data;	1140	$data = decode_json $data;
1048		1141
1049	for (@$data) {	1142	for (@$data) {
1050	my ($name, $args) = @$_;	1143	my ($name, $args) = @$_;
1051		1144
1052	$obj->attach ($name, %{$args || {} });	1145	$obj->attach ($name, %{$args || {} });
…		…
1073	utf8::decode (my $decname = $filename);	1166	utf8::decode (my $decname = $filename);
1074	warn sprintf "saving %s (%d,%d)\n",	1167	warn sprintf "saving %s (%d,%d)\n",
1075	$decname, length $$rdata, scalar @$objs;	1168	$decname, length $$rdata, scalar @$objs;
1076		1169
1077	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1170	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1078	chmod SAVE_MODE, $fh;	1171	aio_chmod $fh, SAVE_MODE;
1079	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1172	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1080	aio_fsync $fh if $cf::USE_FSYNC;	1173	if ($cf::USE_FSYNC) {
		1174	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1175	aio_fsync $fh;
		1176	}
1081	close $fh;	1177	aio_close $fh;
1082		1178
1083	if (@$objs) {	1179	if (@$objs) {
1084	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1180	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1085	chmod SAVE_MODE, $fh;	1181	aio_chmod $fh, SAVE_MODE;
1086	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1182	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1087	aio_write $fh, 0, (length $data), $data, 0;	1183	aio_write $fh, 0, (length $data), $data, 0;
1088	aio_fsync $fh if $cf::USE_FSYNC;	1184	if ($cf::USE_FSYNC) {
		1185	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1186	aio_fsync $fh;
		1187	}
1089	close $fh;	1188	aio_close $fh;
1090	aio_rename "$filename.pst~", "$filename.pst";	1189	aio_rename "$filename.pst~", "$filename.pst";
1091	}	1190	}
1092	} else {	1191	} else {
1093	aio_unlink "$filename.pst";	1192	aio_unlink "$filename.pst";
1094	}	1193	}
1095		1194
1096	aio_rename "$filename~", $filename;	1195	aio_rename "$filename~", $filename;
		1196
		1197	$filename =~ s%/[^/]+$%%;
		1198	aio_pathsync $filename if $cf::USE_FSYNC;
1097	} else {	1199	} else {
1098	warn "FATAL: $filename~: $!\n";	1200	warn "unable to save objects: $filename~: $!\n";
1099	}	1201	}
1100	} else {	1202	} else {
1101	aio_unlink $filename;	1203	aio_unlink $filename;
1102	aio_unlink "$filename.pst";	1204	aio_unlink "$filename.pst";
1103	}	1205	}
…		…
1194	my ($name, $cb) = @_;	1296	my ($name, $cb) = @_;
1195		1297
1196	$EXTICMD{$name} = $cb;	1298	$EXTICMD{$name} = $cb;
1197	}	1299	}
1198		1300
		1301	use File::Glob ();
		1302
1199	cf::player->attach (	1303	cf::player->attach (
1200	on_command => sub {	1304	on_command => sub {
1201	my ($pl, $name, $params) = @_;	1305	my ($pl, $name, $params) = @_;
1202		1306
1203	my $cb = $COMMAND{$name}	1307	my $cb = $COMMAND{$name}
…		…
1235		1339
1236	cf::override;	1340	cf::override;
1237	},	1341	},
1238	);	1342	);
1239		1343
		1344	# "readahead" all extensions
		1345	sub cache_extensions {
		1346	my $grp = IO::AIO::aio_group;
		1347
		1348	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1349	for (grep /\.ext$/, @{$_[0]}) {
		1350	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1351	}
		1352	};
		1353
		1354	$grp
		1355	}
		1356
1240	sub load_extensions {	1357	sub load_extensions {
1241	cf::sync_job {	1358	cf::sync_job {
1242	my %todo;	1359	my %todo;
1243		1360
1244	for my $path (<$LIBDIR/*.ext>) {	1361	for my $path (<$LIBDIR/*.ext>) {
…		…
1263		1380
1264	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1381	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1265	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1382	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1266		1383
1267	$ext{source} =	1384	$ext{source} =
1268	"package $pkg; use strict; use utf8;\n"	1385	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1269	. "#line 1 \"$path\"\n{\n"	1386	. "#line 1 \"$path\"\n{\n"
1270	. $source	1387	. $source
1271	. "\n};\n1";	1388	. "\n};\n1";
1272		1389
1273	$todo{$base} = \%ext;	1390	$todo{$base} = \%ext;
…		…
1289	my $msg = $@ ? "$v->{path}: $@\n"	1406	my $msg = $@ ? "$v->{path}: $@\n"
1290	: "$v->{base}: extension inactive.\n";	1407	: "$v->{base}: extension inactive.\n";
1291		1408
1292	if (exists $v->{meta}{mandatory}) {	1409	if (exists $v->{meta}{mandatory}) {
1293	warn $msg;	1410	warn $msg;
1294	warn "mandatory extension failed to load, exiting.\n";	1411	cf::cleanup "mandatory extension failed to load, exiting.";
1295	exit 1;
1296	}	1412	}
1297		1413
1298	warn $msg;	1414	warn $msg;
1299	}	1415	}
1300		1416
…		…
1314		1430
1315	=back	1431	=back
1316		1432
1317	=head2 CORE EXTENSIONS	1433	=head2 CORE EXTENSIONS
1318		1434
1319	Functions and methods that extend core crossfire objects.	1435	Functions and methods that extend core deliantra objects.
1320		1436
1321	=cut	1437	=cut
1322		1438
1323	package cf::player;	1439	package cf::player;
1324		1440
…		…
1367		1483
1368	sub exists($) {	1484	sub exists($) {
1369	my ($login) = @_;	1485	my ($login) = @_;
1370		1486
1371	$cf::PLAYER{$login}	1487	$cf::PLAYER{$login}
1372	or cf::sync_job { !aio_stat path $login }	1488	or !aio_stat path $login
1373	}	1489	}
1374		1490
1375	sub find($) {	1491	sub find($) {
1376	return $cf::PLAYER{$_[0]} || do {	1492	return $cf::PLAYER{$_[0]} || do {
1377	my $login = $_[0];	1493	my $login = $_[0];
…		…
1389	my $f = new_from_file cf::object::thawer path $login	1505	my $f = new_from_file cf::object::thawer path $login
1390	or return;	1506	or return;
1391		1507
1392	my $pl = cf::player::load_pl $f	1508	my $pl = cf::player::load_pl $f
1393	or return;	1509	or return;
		1510
1394	local $cf::PLAYER_LOADING{$login} = $pl;	1511	local $cf::PLAYER_LOADING{$login} = $pl;
1395	$f->resolve_delayed_derefs;	1512	$f->resolve_delayed_derefs;
1396	$cf::PLAYER{$login} = $pl	1513	$cf::PLAYER{$login} = $pl
1397	}	1514	}
1398	}	1515	}
…		…
1408		1525
1409	return if $pl->{deny_save};	1526	return if $pl->{deny_save};
1410		1527
1411	aio_mkdir playerdir $pl, 0770;	1528	aio_mkdir playerdir $pl, 0770;
1412	$pl->{last_save} = $cf::RUNTIME;	1529	$pl->{last_save} = $cf::RUNTIME;
		1530
		1531	cf::get_slot 0.01;
1413		1532
1414	$pl->save_pl ($path);	1533	$pl->save_pl ($path);
1415	cf::cede_to_tick;	1534	cf::cede_to_tick;
1416	}	1535	}
1417		1536
…		…
1449	my ($pl) = @_;	1568	my ($pl) = @_;
1450		1569
1451	my $name = $pl->ob->name;	1570	my $name = $pl->ob->name;
1452		1571
1453	$pl->{deny_save} = 1;	1572	$pl->{deny_save} = 1;
1454	$pl->password ("*"); # this should lock out the player until we nuked the dir	1573	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1455		1574
1456	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1575	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1457	$pl->deactivate;	1576	$pl->deactivate;
		1577	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1578	$pl->ob->check_score;
1458	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1579	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1459	$pl->ns->destroy if $pl->ns;	1580	$pl->ns->destroy if $pl->ns;
1460		1581
1461	my $path = playerdir $pl;	1582	my $path = playerdir $pl;
1462	my $temp = "$path~$cf::RUNTIME~deleting~";	1583	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1501		1622
1502	for my $login (@$dirs) {	1623	for my $login (@$dirs) {
1503	my $path = path $login;	1624	my $path = path $login;
1504		1625
1505	# a .pst is a dead give-away for a valid player	1626	# a .pst is a dead give-away for a valid player
1506	unless (-e "$path.pst") {	1627	# if no pst file found, open and chekc for blocked users
		1628	if (aio_stat "$path.pst") {
1507	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1629	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1508	aio_read $fh, 0, 512, my $buf, 0 or next;	1630	aio_read $fh, 0, 512, my $buf, 0 or next;
1509	$buf !~ /^password -------------$/m or next; # official not-valid tag	1631	$buf !~ /^password -------------$/m or next; # official not-valid tag
1510	}	1632	}
1511		1633
…		…
1542	}	1664	}
1543		1665
1544	\@paths	1666	\@paths
1545	}	1667	}
1546		1668
1547	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1669	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1548		1670
1549	Expand crossfire pod fragments into protocol xml.	1671	Expand deliantra pod fragments into protocol xml.
1550
1551	=cut
1552
1553	sub expand_cfpod {
1554	((my $self), (local $_)) = @_;
1555
1556	# escape & and <
1557	s/&/&amp;/g;
1558	s/(?<![BIUGHT])</&lt;/g;
1559
1560	# this is buggy, it needs to properly take care of nested <'s
1561
1562	1 while
1563	# replace B<>, I<>, U<> etc.
1564	s/B<([^\>]*)>/<b>$1<\/b>/
1565	|| s/I<([^\>]*)>/<i>$1<\/i>/
1566	|| s/U<([^\>]*)>/<u>$1<\/u>/
1567	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1568	# replace G<male|female> tags
1569	|| s{G<([^>|]*)\|([^>]*)>}{
1570	$self->gender ? $2 : $1
1571	}ge
1572	# replace H<hint text>
1573	|| s{H<([^\>]*)>}
1574	{
1575	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1576	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1577	"")
1578	[$self->{hintmode}]
1579	}ge;
1580
1581	# create single paragraphs (very hackish)
1582	s/(?<=\S)\n(?=\w)/ /g;
1583
1584	# compress some whitespace
1585	s/\s+\n/\n/g; # ws line-ends
1586	s/\n\n+/\n/g; # double lines
1587	s/^\n+//; # beginning lines
1588	s/\n+$//; # ending lines
1589
1590	$_
1591	}
1592
1593	sub hintmode {
1594	$_[0]{hintmode} = $_[1] if @_ > 1;
1595	$_[0]{hintmode}
1596	}
1597		1672
1598	=item $player->ext_reply ($msgid, @msg)	1673	=item $player->ext_reply ($msgid, @msg)
1599		1674
1600	Sends an ext reply to the player.	1675	Sends an ext reply to the player.
1601		1676
…		…
1668	our $MAX_RESET = 3600;	1743	our $MAX_RESET = 3600;
1669	our $DEFAULT_RESET = 3000;	1744	our $DEFAULT_RESET = 3000;
1670		1745
1671	sub generate_random_map {	1746	sub generate_random_map {
1672	my ($self, $rmp) = @_;	1747	my ($self, $rmp) = @_;
		1748
		1749	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1750
1673	# mit "rum" bekleckern, nicht	1751	# mit "rum" bekleckern, nicht
1674	$self->_create_random_map (	1752	$self->_create_random_map (
1675	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1753	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1676	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1754	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1677	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1755	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1799		1877
1800	# the temporary/swap location	1878	# the temporary/swap location
1801	sub save_path {	1879	sub save_path {
1802	my ($self) = @_;	1880	my ($self) = @_;
1803		1881
1804	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1882	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1805	"$TMPDIR/$path.map"	1883	"$TMPDIR/$path.map"
1806	}	1884	}
1807		1885
1808	# the unique path, undef == no special unique path	1886	# the unique path, undef == no special unique path
1809	sub uniq_path {	1887	sub uniq_path {
1810	my ($self) = @_;	1888	my ($self) = @_;
1811		1889
1812	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1890	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1813	"$UNIQUEDIR/$path"	1891	"$UNIQUEDIR/$path"
1814	}
1815
1816	# and all this just because we cannot iterate over
1817	# all maps in C++...
1818	sub change_all_map_light {
1819	my ($change) = @_;
1820
1821	$_->change_map_light ($change)
1822	for grep $_->outdoor, values %cf::MAP;
1823	}	1892	}
1824		1893
1825	sub decay_objects {	1894	sub decay_objects {
1826	my ($self) = @_;	1895	my ($self) = @_;
1827		1896
…		…
1911	sub find {	1980	sub find {
1912	my ($path, $origin) = @_;	1981	my ($path, $origin) = @_;
1913		1982
1914	$path = normalise $path, $origin && $origin->path;	1983	$path = normalise $path, $origin && $origin->path;
1915		1984
1916	cf::lock_wait "map_data:$path";#d#remove	1985	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1917	cf::lock_wait "map_find:$path";	1986	my $guard2 = cf::lock_acquire "map_find:$path";
1918		1987
1919	$cf::MAP{$path} || do {	1988	$cf::MAP{$path} || do {
1920	my $guard1 = cf::lock_acquire "map_find:$path";
1921	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1922
1923	my $map = new_from_path cf::map $path	1989	my $map = new_from_path cf::map $path
1924	or return;	1990	or return;
1925		1991
1926	$map->{last_save} = $cf::RUNTIME;	1992	$map->{last_save} = $cf::RUNTIME;
1927		1993
…		…
1929	or return;	1995	or return;
1930		1996
1931	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1997	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1932	# doing this can freeze the server in a sync job, obviously	1998	# doing this can freeze the server in a sync job, obviously
1933	#$cf::WAIT_FOR_TICK->wait;	1999	#$cf::WAIT_FOR_TICK->wait;
		2000	undef $guard2;
1934	undef $guard1;	2001	undef $guard1;
1935	undef $guard2;
1936	$map->reset;	2002	$map->reset;
1937	return find $path;	2003	return find $path;
1938	}	2004	}
1939		2005
1940	$cf::MAP{$path} = $map	2006	$cf::MAP{$path} = $map
…		…
1967	my $f = new_from_file cf::object::thawer $self->{load_path};	2033	my $f = new_from_file cf::object::thawer $self->{load_path};
1968	$f->skip_block;	2034	$f->skip_block;
1969	$self->_load_objects ($f)	2035	$self->_load_objects ($f)
1970	or return;	2036	or return;
1971		2037
1972	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2038	$self->post_load_original
1973	if delete $self->{load_original};	2039	if delete $self->{load_original};
1974		2040
1975	if (my $uniq = $self->uniq_path) {	2041	if (my $uniq = $self->uniq_path) {
1976	utf8::encode $uniq;	2042	utf8::encode $uniq;
1977	unless (aio_stat $uniq) {	2043	unless (aio_stat $uniq) {
…		…
1995	unless ($self->{deny_activate}) {	2061	unless ($self->{deny_activate}) {
1996	$self->decay_objects;	2062	$self->decay_objects;
1997	$self->fix_auto_apply;	2063	$self->fix_auto_apply;
1998	$self->update_buttons;	2064	$self->update_buttons;
1999	cf::cede_to_tick;	2065	cf::cede_to_tick;
2000	$self->set_darkness_map;
2001	cf::cede_to_tick;
2002	$self->activate;	2066	$self->activate;
2003	}	2067	}
2004		2068
2005	$self->{last_save} = $cf::RUNTIME;	2069	$self->{last_save} = $cf::RUNTIME;
2006	$self->last_access ($cf::RUNTIME);	2070	$self->last_access ($cf::RUNTIME);
2007		2071
2008	$self->in_memory (cf::MAP_IN_MEMORY);	2072	$self->in_memory (cf::MAP_ACTIVE);
2009	}	2073	}
2010		2074
2011	$self->post_load;	2075	$self->post_load;
2012	}	2076	}
2013		2077
…		…
2071	my ($path, $origin, $load) = @_;	2135	my ($path, $origin, $load) = @_;
2072		2136
2073	$path = normalise $path, $origin && $origin->{path};	2137	$path = normalise $path, $origin && $origin->{path};
2074		2138
2075	if (my $map = $cf::MAP{$path}) {	2139	if (my $map = $cf::MAP{$path}) {
2076	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2140	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2077	}	2141	}
2078		2142
2079	$MAP_PREFETCH{$path} |= $load;	2143	$MAP_PREFETCH{$path} |= $load;
2080		2144
2081	$MAP_PREFETCHER ||= cf::async {	2145	$MAP_PREFETCHER ||= cf::async {
…		…
2118	cf::async {	2182	cf::async {
2119	$Coro::current->{desc} = "map player save";	2183	$Coro::current->{desc} = "map player save";
2120	$_->contr->save for $self->players;	2184	$_->contr->save for $self->players;
2121	};	2185	};
2122		2186
		2187	cf::get_slot 0.02;
		2188
2123	if ($uniq) {	2189	if ($uniq) {
2124	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2190	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2125	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2191	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2126	} else {	2192	} else {
2127	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2193	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
…		…
2135	$self->save;	2201	$self->save;
2136		2202
2137	my $lock = cf::lock_acquire "map_data:$self->{path}";	2203	my $lock = cf::lock_acquire "map_data:$self->{path}";
2138		2204
2139	return if $self->players;	2205	return if $self->players;
2140	return if $self->in_memory != cf::MAP_IN_MEMORY;	2206	return if $self->in_memory != cf::MAP_ACTIVE;
2141	return if $self->{deny_save};	2207	return if $self->{deny_save};
2142		2208
2143	$self->in_memory (cf::MAP_SWAPPED);	2209	$self->in_memory (cf::MAP_SWAPPED);
2144		2210
2145	$self->deactivate;	2211	$self->deactivate;
…		…
2170		2236
2171	my $lock = cf::lock_acquire "map_data:$self->{path}";	2237	my $lock = cf::lock_acquire "map_data:$self->{path}";
2172		2238
2173	return if $self->players;	2239	return if $self->players;
2174		2240
2175	warn "resetting map ", $self->path;	2241	warn "resetting map ", $self->path, "\n";
2176		2242
2177	$self->in_memory (cf::MAP_SWAPPED);	2243	$self->in_memory (cf::MAP_SWAPPED);
2178		2244
2179	# need to save uniques path	2245	# need to save uniques path
2180	unless ($self->{deny_save}) {	2246	unless ($self->{deny_save}) {
…		…
2263		2329
2264	sub unique_maps() {	2330	sub unique_maps() {
2265	[	2331	[
2266	map {	2332	map {
2267	utf8::decode $_;	2333	utf8::decode $_;
2268	/\.map$/	2334	s/\.map$//; # TODO future compatibility hack
		2335	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2336	? ()
2269	? normalise $_	2337	: normalise $_
2270	: ()
2271	} @{ aio_readdir $UNIQUEDIR or [] }	2338	} @{ aio_readdir $UNIQUEDIR or [] }
2272	]	2339	]
2273	}	2340	}
2274		2341
2275	package cf;
2276
2277	=back	2342	=back
2278		2343
2279	=head3 cf::object	2344	=head3 cf::object
2280		2345
2281	=cut	2346	=cut
…		…
2284		2349
2285	=over 4	2350	=over 4
2286		2351
2287	=item $ob->inv_recursive	2352	=item $ob->inv_recursive
2288		2353
2289	Returns the inventory of the object _and_ their inventories, recursively.	2354	Returns the inventory of the object I<and> their inventories, recursively,
		2355	but I<not> the object itself.
2290		2356
2291	=cut	2357	=cut
2292		2358
2293	sub inv_recursive_;	2359	sub inv_recursive_;
2294	sub inv_recursive_ {	2360	sub inv_recursive_ {
…		…
2299	inv_recursive_ inv $_[0]	2365	inv_recursive_ inv $_[0]
2300	}	2366	}
2301		2367
2302	=item $ref = $ob->ref	2368	=item $ref = $ob->ref
2303		2369
2304	creates and returns a persistent reference to an objetc that can be stored as a string.	2370	Creates and returns a persistent reference to an object that can be stored as a string.
2305		2371
2306	=item $ob = cf::object::deref ($refstring)	2372	=item $ob = cf::object::deref ($refstring)
2307		2373
2308	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2374	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2309	even if the object actually exists. May block.	2375	even if the object actually exists. May block.
…		…
2341	can be C<undef>. Does the right thing when the player is currently in a	2407	can be C<undef>. Does the right thing when the player is currently in a
2342	dialogue with the given NPC character.	2408	dialogue with the given NPC character.
2343		2409
2344	=cut	2410	=cut
2345		2411
		2412	our $SAY_CHANNEL = {
		2413	id => "say",
		2414	title => "Map",
		2415	reply => "say ",
		2416	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2417	};
		2418
		2419	our $CHAT_CHANNEL = {
		2420	id => "chat",
		2421	title => "Chat",
		2422	reply => "chat ",
		2423	tooltip => "Player chat and shouts, global to the server.",
		2424	};
		2425
2346	# rough implementation of a future "reply" method that works	2426	# rough implementation of a future "reply" method that works
2347	# with dialog boxes.	2427	# with dialog boxes.
2348	#TODO: the first argument must go, split into a $npc->reply_to ( method	2428	#TODO: the first argument must go, split into a $npc->reply_to ( method
2349	sub cf::object::player::reply($$$;$) {	2429	sub cf::object::player::reply($$$;$) {
2350	my ($self, $npc, $msg, $flags) = @_;	2430	my ($self, $npc, $msg, $flags) = @_;
…		…
2361	my $dialog = $pl->{npc_dialog};	2441	my $dialog = $pl->{npc_dialog};
2362	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2442	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2363		2443
2364	} else {	2444	} else {
2365	$msg = $npc->name . " says: $msg" if $npc;	2445	$msg = $npc->name . " says: $msg" if $npc;
2366	$self->message ($msg, $flags);	2446	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2367	}	2447	}
2368	}	2448	}
2369	}	2449	}
2370		2450
2371	=item $object->send_msg ($channel, $msg, $color, [extra...])	2451	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2396		2476
2397	=item $player_object->enter_link	2477	=item $player_object->enter_link
2398		2478
2399	Freezes the player and moves him/her to a special map (C<{link}>).	2479	Freezes the player and moves him/her to a special map (C<{link}>).
2400		2480
2401	The player should be reasonably safe there for short amounts of time. You	2481	The player should be reasonably safe there for short amounts of time (e.g.
2402	I<MUST> call C<leave_link> as soon as possible, though.	2482	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2483	though, as the palyer cannot control the character while it is on the link
		2484	map.
2403		2485
2404	Will never block.	2486	Will never block.
2405		2487
2406	=item $player_object->leave_link ($map, $x, $y)	2488	=item $player_object->leave_link ($map, $x, $y)
2407		2489
…		…
2465		2547
2466	$map->load;	2548	$map->load;
2467	$map->load_neighbours;	2549	$map->load_neighbours;
2468		2550
2469	return unless $self->contr->active;	2551	return unless $self->contr->active;
2470	$self->activate_recursive;
2471		2552
2472	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2553	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2473	$self->enter_map ($map, $x, $y);	2554	$self->enter_map ($map, $x, $y);
		2555
		2556	# only activate afterwards, to support waiting in hooks
		2557	$self->activate_recursive;
2474	}	2558	}
2475		2559
2476	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2560	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2477		2561
2478	Moves the player to the given map-path and coordinates by first freezing	2562	Moves the player to the given map-path and coordinates by first freezing
2479	her, loading and preparing them map, calling the provided $check callback	2563	her, loading and preparing them map, calling the provided $check callback
2480	that has to return the map if sucecssful, and then unfreezes the player on	2564	that has to return the map if sucecssful, and then unfreezes the player on
2481	the new (success) or old (failed) map position. In either case, $done will	2565	the new (success) or old (failed) map position. In either case, $done will
2482	be called at the end of this process.	2566	be called at the end of this process.
		2567
		2568	Note that $check will be called with a potentially non-loaded map, so if
		2569	it needs a loaded map it has to call C<< ->load >>.
2483		2570
2484	=cut	2571	=cut
2485		2572
2486	our $GOTOGEN;	2573	our $GOTOGEN;
2487		2574
…		…
2566	}	2653	}
2567		2654
2568	sub prepare_random_map {	2655	sub prepare_random_map {
2569	my ($exit) = @_;	2656	my ($exit) = @_;
2570		2657
2571	my $guard = cf::lock_acquire "exit_prepare:$exit";
2572
2573	# all this does is basically replace the /! path by	2658	# all this does is basically replace the /! path by
2574	# a new random map path (?random/...) with a seed	2659	# a new random map path (?random/...) with a seed
2575	# that depends on the exit object	2660	# that depends on the exit object
2576		2661
2577	my $rmp = parse_random_map_params $exit->msg;	2662	my $rmp = parse_random_map_params $exit->msg;
…		…
2579	if ($exit->map) {	2664	if ($exit->map) {
2580	$rmp->{region} = $exit->region->name;	2665	$rmp->{region} = $exit->region->name;
2581	$rmp->{origin_map} = $exit->map->path;	2666	$rmp->{origin_map} = $exit->map->path;
2582	$rmp->{origin_x} = $exit->x;	2667	$rmp->{origin_x} = $exit->x;
2583	$rmp->{origin_y} = $exit->y;	2668	$rmp->{origin_y} = $exit->y;
		2669
		2670	$exit->map->touch;
2584	}	2671	}
2585		2672
2586	$rmp->{random_seed} ||= $exit->random_seed;	2673	$rmp->{random_seed} ||= $exit->random_seed;
2587		2674
2588	my $data = cf::to_json $rmp;	2675	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2589	my $md5 = Digest::MD5::md5_hex $data;	2676	my $md5 = Digest::MD5::md5_hex $data;
2590	my $meta = "$RANDOMDIR/$md5.meta";	2677	my $meta = "$RANDOMDIR/$md5.meta";
2591		2678
2592	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2679	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2593	aio_write $fh, 0, (length $data), $data, 0;	2680	aio_write $fh, 0, (length $data), $data, 0;
2594	undef $fh;	2681	undef $fh;
2595	aio_rename "$meta~", $meta;	2682	aio_rename "$meta~", $meta;
2596		2683
		2684	my $slaying = "?random/$md5";
		2685
		2686	if ($exit->valid) {
2597	$exit->slaying ("?random/$md5");	2687	$exit->slaying ("?random/$md5");
2598	$exit->msg (undef);	2688	$exit->msg (undef);
		2689	}
2599	}	2690	}
2600	}	2691	}
2601		2692
2602	sub cf::object::player::enter_exit {	2693	sub cf::object::player::enter_exit {
2603	my ($self, $exit) = @_;	2694	my ($self, $exit) = @_;
2604		2695
2605	return unless $self->type == cf::PLAYER;	2696	return unless $self->type == cf::PLAYER;
2606		2697
2607	if ($exit->slaying eq "/!") {
2608	#TODO: this should de-fi-ni-te-ly not be a sync-job
2609	# the problem is that $exit might not survive long enough
2610	# so it needs to be done right now, right here
2611	cf::sync_job { prepare_random_map $exit };
2612	}
2613
2614	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2615	my $hp = $exit->stats->hp;
2616	my $sp = $exit->stats->sp;
2617
2618	$self->enter_link;	2698	$self->enter_link;
2619		2699
2620	# if exit is damned, update players death & WoR home-position
2621	$self->contr->savebed ($slaying, $hp, $sp)
2622	if $exit->flag (FLAG_DAMNED);
2623
2624	(async {	2700	(async {
2625	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2701	$Coro::current->{desc} = "enter_exit";
2626		2702
2627	$self->deactivate_recursive; # just to be sure
2628	unless (eval {	2703	unless (eval {
		2704	$self->deactivate_recursive; # just to be sure
		2705
		2706	# random map handling
		2707	{
		2708	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2709
		2710	prepare_random_map $exit
		2711	if $exit->slaying eq "/!";
		2712	}
		2713
		2714	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2715	my $x = $exit->stats->hp;
		2716	my $y = $exit->stats->sp;
		2717
2629	$self->goto ($slaying, $hp, $sp);	2718	$self->goto ($map, $x, $y);
2630		2719
		2720	# if exit is damned, update players death & WoR home-position
		2721	$self->contr->savebed ($map, $x, $y)
		2722	if $exit->flag (cf::FLAG_DAMNED);
		2723
2631	1;	2724	1
2632	}) {	2725	}) {
2633	$self->message ("Something went wrong deep within the crossfire server. "	2726	$self->message ("Something went wrong deep within the deliantra server. "
2634	. "I'll try to bring you back to the map you were before. "	2727	. "I'll try to bring you back to the map you were before. "
2635	. "Please report this to the dungeon master!",	2728	. "Please report this to the dungeon master!",
2636	cf::NDI_UNIQUE | cf::NDI_RED);	2729	cf::NDI_UNIQUE | cf::NDI_RED);
2637		2730
2638	warn "ERROR in enter_exit: $@";	2731	warn "ERROR in enter_exit: $@";
…		…
2666	the message, with C<log> being the default. If C<$color> is negative, suppress	2759	the message, with C<log> being the default. If C<$color> is negative, suppress
2667	the message unless the client supports the msg packet.	2760	the message unless the client supports the msg packet.
2668		2761
2669	=cut	2762	=cut
2670		2763
		2764	# non-persistent channels (usually the info channel)
2671	our %CHANNEL = (	2765	our %CHANNEL = (
2672	"c/identify" => {	2766	"c/identify" => {
2673	id => "infobox",	2767	id => "infobox",
2674	title => "Identify",	2768	title => "Identify",
2675	reply => undef,	2769	reply => undef,
…		…
2691	id => "infobox",	2785	id => "infobox",
2692	title => "Look",	2786	title => "Look",
2693	reply => undef,	2787	reply => undef,
2694	tooltip => "What you saw there",	2788	tooltip => "What you saw there",
2695	},	2789	},
		2790	"c/who" => {
		2791	id => "infobox",
		2792	title => "Players",
		2793	reply => undef,
		2794	tooltip => "Shows players who are currently online",
		2795	},
		2796	"c/body" => {
		2797	id => "infobox",
		2798	title => "Body Parts",
		2799	reply => undef,
		2800	tooltip => "Shows which body parts you posess and are available",
		2801	},
		2802	"c/statistics" => {
		2803	id => "infobox",
		2804	title => "Statistics",
		2805	reply => undef,
		2806	tooltip => "Shows your primary statistics",
		2807	},
		2808	"c/skills" => {
		2809	id => "infobox",
		2810	title => "Skills",
		2811	reply => undef,
		2812	tooltip => "Shows your experience per skill and item power",
		2813	},
		2814	"c/shopitems" => {
		2815	id => "infobox",
		2816	title => "Shop Items",
		2817	reply => undef,
		2818	tooltip => "Shows the items currently for sale in this shop",
		2819	},
		2820	"c/resistances" => {
		2821	id => "infobox",
		2822	title => "Resistances",
		2823	reply => undef,
		2824	tooltip => "Shows your resistances",
		2825	},
		2826	"c/pets" => {
		2827	id => "infobox",
		2828	title => "Pets",
		2829	reply => undef,
		2830	tooltip => "Shows information abotu your pets/a specific pet",
		2831	},
		2832	"c/perceiveself" => {
		2833	id => "infobox",
		2834	title => "Perceive Self",
		2835	reply => undef,
		2836	tooltip => "You gained detailed knowledge about yourself",
		2837	},
		2838	"c/uptime" => {
		2839	id => "infobox",
		2840	title => "Uptime",
		2841	reply => undef,
		2842	tooltip => "How long the server has been running since last restart",
		2843	},
		2844	"c/mapinfo" => {
		2845	id => "infobox",
		2846	title => "Map Info",
		2847	reply => undef,
		2848	tooltip => "Information related to the maps",
		2849	},
		2850	"c/party" => {
		2851	id => "party",
		2852	title => "Party",
		2853	reply => "gsay ",
		2854	tooltip => "Messages and chat related to your party",
		2855	},
		2856	"c/death" => {
		2857	id => "death",
		2858	title => "Death",
		2859	reply => undef,
		2860	tooltip => "Reason for and more info about your most recent death",
		2861	},
		2862	"c/say" => $SAY_CHANNEL,
		2863	"c/chat" => $CHAT_CHANNEL,
2696	);	2864	);
2697		2865
2698	sub cf::client::send_msg {	2866	sub cf::client::send_msg {
2699	my ($self, $channel, $msg, $color, @extra) = @_;	2867	my ($self, $channel, $msg, $color, @extra) = @_;
2700		2868
2701	$msg = $self->pl->expand_cfpod ($msg);	2869	$msg = $self->pl->expand_cfpod ($msg)
		2870	unless $color & cf::NDI_VERBATIM;
2702		2871
2703	$color &= cf::NDI_CLIENT_MASK; # just in case...	2872	$color &= cf::NDI_CLIENT_MASK; # just in case...
2704		2873
2705	# check predefined channels, for the benefit of C	2874	# check predefined channels, for the benefit of C
2706	if ($CHANNEL{$channel}) {	2875	if ($CHANNEL{$channel}) {
2707	$channel = $CHANNEL{$channel};	2876	$channel = $CHANNEL{$channel};
2708		2877
2709	$self->ext_msg (channel_info => $channel)	2878	$self->ext_msg (channel_info => $channel);
2710	if $self->can_msg;
2711
2712	$channel = $channel->{id};	2879	$channel = $channel->{id};
2713		2880
2714	} elsif (ref $channel) {	2881	} elsif (ref $channel) {
2715	# send meta info to client, if not yet sent	2882	# send meta info to client, if not yet sent
2716	unless (exists $self->{channel}{$channel->{id}}) {	2883	unless (exists $self->{channel}{$channel->{id}}) {
2717	$self->{channel}{$channel->{id}} = $channel;	2884	$self->{channel}{$channel->{id}} = $channel;
2718	$self->ext_msg (channel_info => $channel)	2885	$self->ext_msg (channel_info => $channel);
2719	if $self->can_msg;
2720	}	2886	}
2721		2887
2722	$channel = $channel->{id};	2888	$channel = $channel->{id};
2723	}	2889	}
2724		2890
2725	return unless @extra || length $msg;	2891	return unless @extra || length $msg;
2726		2892
2727	if ($self->can_msg) {
2728	# default colour, mask it out	2893	# default colour, mask it out
2729	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2894	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2730	if $color & cf::NDI_DEF;	2895	if $color & cf::NDI_DEF;
2731		2896
2732	$self->send_packet ("msg " . $self->{json_coder}->encode (	2897	my $pkt = "msg "
		2898	. $self->{json_coder}->encode (
2733	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2899	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2734	} else {	2900	);
2735	if ($color >= 0) {
2736	# replace some tags by gcfclient-compatible ones
2737	for ($msg) {
2738	1 while
2739	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2740	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2741	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2742	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2743	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2744	}
2745		2901
2746	$color &= cf::NDI_COLOR_MASK;	2902	# try lzf for large packets
		2903	$pkt = "lzf " . Compress::LZF::compress $pkt
		2904	if 1024 <= length $pkt and $self->{can_lzf};
2747		2905
2748	utf8::encode $msg;	2906	# split very large packets
2749		2907	if (8192 < length $pkt and $self->{can_lzf}) {
2750	if (0 && $msg =~ /\[/) {	2908	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2751	# COMMAND/INFO	2909	$pkt = "frag";
2752	$self->send_packet ("drawextinfo $color 10 8 $msg")
2753	} else {
2754	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2755	$self->send_packet ("drawinfo $color $msg")
2756	}
2757	}
2758	}	2910	}
		2911
		2912	$self->send_packet ($pkt);
2759	}	2913	}
2760		2914
2761	=item $client->ext_msg ($type, @msg)	2915	=item $client->ext_msg ($type, @msg)
2762		2916
2763	Sends an ext event to the client.	2917	Sends an ext event to the client.
…		…
2937		3091
2938	The following functions and methods are available within a safe environment:	3092	The following functions and methods are available within a safe environment:
2939		3093
2940	cf::object	3094	cf::object
2941	contr pay_amount pay_player map x y force_find force_add destroy	3095	contr pay_amount pay_player map x y force_find force_add destroy
2942	insert remove name archname title slaying race decrease_ob_nr	3096	insert remove name archname title slaying race decrease split
		3097	value
2943		3098
2944	cf::object::player	3099	cf::object::player
2945	player	3100	player
2946		3101
2947	cf::player	3102	cf::player
…		…
2952		3107
2953	=cut	3108	=cut
2954		3109
2955	for (	3110	for (
2956	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3111	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2957	insert remove inv name archname title slaying race	3112	insert remove inv nrof name archname title slaying race
2958	decrease_ob_nr destroy)],	3113	decrease split destroy change_exp value msg lore send_msg)],
2959	["cf::object::player" => qw(player)],	3114	["cf::object::player" => qw(player)],
2960	["cf::player" => qw(peaceful)],	3115	["cf::player" => qw(peaceful send_msg)],
2961	["cf::map" => qw(trigger)],	3116	["cf::map" => qw(trigger)],
2962	) {	3117	) {
2963	no strict 'refs';	3118	no strict 'refs';
2964	my ($pkg, @funs) = @$_;	3119	my ($pkg, @funs) = @$_;
2965	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3120	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2982	my ($code, %vars) = @_;	3137	my ($code, %vars) = @_;
2983		3138
2984	my $qcode = $code;	3139	my $qcode = $code;
2985	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3140	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2986	$qcode =~ s/\n/\\n/g;	3141	$qcode =~ s/\n/\\n/g;
		3142
		3143	%vars = (_dummy => 0) unless %vars;
2987		3144
2988	local $_;	3145	local $_;
2989	local @safe::cf::_safe_eval_args = values %vars;	3146	local @safe::cf::_safe_eval_args = values %vars;
2990		3147
2991	my $eval =	3148	my $eval =
…		…
3068	{	3225	{
3069	my $faces = $facedata->{faceinfo};	3226	my $faces = $facedata->{faceinfo};
3070		3227
3071	while (my ($face, $info) = each %$faces) {	3228	while (my ($face, $info) = each %$faces) {
3072	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3229	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3230
3073	cf::face::set_visibility $idx, $info->{visibility};	3231	cf::face::set_visibility $idx, $info->{visibility};
3074	cf::face::set_magicmap $idx, $info->{magicmap};	3232	cf::face::set_magicmap $idx, $info->{magicmap};
3075	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3233	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
3076	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3234	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
3077		3235
3078	cf::cede_to_tick;	3236	cf::cede_to_tick;
3079	}	3237	}
3080		3238
3081	while (my ($face, $info) = each %$faces) {	3239	while (my ($face, $info) = each %$faces) {
3082	next unless $info->{smooth};	3240	next unless $info->{smooth};
		3241
3083	my $idx = cf::face::find $face	3242	my $idx = cf::face::find $face
3084	or next;	3243	or next;
		3244
3085	if (my $smooth = cf::face::find $info->{smooth}) {	3245	if (my $smooth = cf::face::find $info->{smooth}) {
3086	cf::face::set_smooth $idx, $smooth;	3246	cf::face::set_smooth $idx, $smooth;
3087	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3247	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3088	} else {	3248	} else {
3089	warn "smooth face '$info->{smooth}' not found for face '$face'";	3249	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3107	{	3267	{
3108	# TODO: for gcfclient pleasure, we should give resources	3268	# TODO: for gcfclient pleasure, we should give resources
3109	# that gcfclient doesn't grok a >10000 face index.	3269	# that gcfclient doesn't grok a >10000 face index.
3110	my $res = $facedata->{resource};	3270	my $res = $facedata->{resource};
3111		3271
3112	my $soundconf = delete $res->{"res/sound.conf"};
3113
3114	while (my ($name, $info) = each %$res) {	3272	while (my ($name, $info) = each %$res) {
		3273	if (defined $info->{type}) {
3115	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3274	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3116	my $data;	3275	my $data;
3117		3276
3118	if ($info->{type} & 1) {	3277	if ($info->{type} & 1) {
3119	# prepend meta info	3278	# prepend meta info
3120		3279
3121	my $meta = $enc->encode ({	3280	my $meta = $enc->encode ({
3122	name => $name,	3281	name => $name,
3123	%{ $info->{meta} || {} },	3282	%{ $info->{meta} || {} },
3124	});	3283	});
3125		3284
3126	$data = pack "(w/a*)*", $meta, $info->{data};	3285	$data = pack "(w/a*)*", $meta, $info->{data};
		3286	} else {
		3287	$data = $info->{data};
		3288	}
		3289
		3290	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3291	cf::face::set_type $idx, $info->{type};
3127	} else {	3292	} else {
3128	$data = $info->{data};	3293	$RESOURCE{$name} = $info;
3129	}	3294	}
3130		3295
3131	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3132	cf::face::set_type $idx, $info->{type};
3133
3134	cf::cede_to_tick;	3296	cf::cede_to_tick;
3135	}	3297	}
3136
3137	if ($soundconf) {
3138	$soundconf = $enc->decode (delete $soundconf->{data});
3139
3140	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3141	my $sound = $soundconf->{compat}[$_]
3142	or next;
3143
3144	my $face = cf::face::find "sound/$sound->[1]";
3145	cf::sound::set $sound->[0] => $face;
3146	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3147	}
3148
3149	while (my ($k, $v) = each %{$soundconf->{event}}) {
3150	my $face = cf::face::find "sound/$v";
3151	cf::sound::set $k => $face;
3152	}
3153	}
3154	}	3298	}
		3299
		3300	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3155		3301
3156	1	3302	1
3157	}	3303	}
		3304
		3305	cf::global->attach (on_resource_update => sub {
		3306	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3307	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3308
		3309	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3310	my $sound = $soundconf->{compat}[$_]
		3311	or next;
		3312
		3313	my $face = cf::face::find "sound/$sound->[1]";
		3314	cf::sound::set $sound->[0] => $face;
		3315	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3316	}
		3317
		3318	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3319	my $face = cf::face::find "sound/$v";
		3320	cf::sound::set $k => $face;
		3321	}
		3322	}
		3323	});
3158		3324
3159	register_exticmd fx_want => sub {	3325	register_exticmd fx_want => sub {
3160	my ($ns, $want) = @_;	3326	my ($ns, $want) = @_;
3161		3327
3162	while (my ($k, $v) = each %$want) {	3328	while (my ($k, $v) = each %$want) {
3163	$ns->fx_want ($k, $v);	3329	$ns->fx_want ($k, $v);
3164	}	3330	}
3165	};	3331	};
		3332
		3333	sub load_resource_file($) {
		3334	my $guard = lock_acquire "load_resource_file";
		3335
		3336	my $status = load_resource_file_ $_[0];
		3337	get_slot 0.1, 100;
		3338	cf::arch::commit_load;
		3339
		3340	$status
		3341	}
3166		3342
3167	sub reload_regions {	3343	sub reload_regions {
3168	# HACK to clear player env face cache, we need some signal framework	3344	# HACK to clear player env face cache, we need some signal framework
3169	# for this (global event?)	3345	# for this (global event?)
3170	%ext::player_env::MUSIC_FACE_CACHE = ();	3346	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3184	}	3360	}
3185		3361
3186	sub reload_archetypes {	3362	sub reload_archetypes {
3187	load_resource_file "$DATADIR/archetypes"	3363	load_resource_file "$DATADIR/archetypes"
3188	or die "unable to load archetypes\n";	3364	or die "unable to load archetypes\n";
3189	#d# NEED to laod twice to resolve forward references
3190	# this really needs to be done in an extra post-pass
3191	# (which needs to be synchronous, so solve it differently)
3192	load_resource_file "$DATADIR/archetypes"
3193	or die "unable to load archetypes\n";
3194	}	3365	}
3195		3366
3196	sub reload_treasures {	3367	sub reload_treasures {
3197	load_resource_file "$DATADIR/treasures"	3368	load_resource_file "$DATADIR/treasures"
3198	or die "unable to load treasurelists\n";	3369	or die "unable to load treasurelists\n";
3199	}	3370	}
3200		3371
3201	sub reload_resources {	3372	sub reload_resources {
3202	warn "reloading resource files...\n";	3373	warn "reloading resource files...\n";
3203		3374
		3375	reload_facedata;
		3376	reload_archetypes;
3204	reload_regions;	3377	reload_regions;
3205	reload_facedata;
3206	#reload_archetypes;#d#
3207	reload_archetypes;
3208	reload_treasures;	3378	reload_treasures;
3209		3379
3210	warn "finished reloading resource files\n";	3380	warn "finished reloading resource files\n";
3211	}
3212
3213	sub init {
3214	reload_resources;
3215	}	3381	}
3216		3382
3217	sub reload_config {	3383	sub reload_config {
3218	open my $fh, "<:utf8", "$CONFDIR/config"	3384	open my $fh, "<:utf8", "$CONFDIR/config"
3219	or return;	3385	or return;
3220		3386
3221	local $/;	3387	local $/;
3222	*CFG = YAML::Syck::Load <$fh>;	3388	*CFG = YAML::Load <$fh>;
3223		3389
3224	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3390	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3225		3391
3226	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3392	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3227	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3393	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3233	};	3399	};
3234	warn $@ if $@;	3400	warn $@ if $@;
3235	}	3401	}
3236	}	3402	}
3237		3403
		3404	sub pidfile() {
		3405	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3406	or die "$PIDFILE: $!";
		3407	flock $fh, &Fcntl::LOCK_EX
		3408	or die "$PIDFILE: flock: $!";
		3409	$fh
		3410	}
		3411
		3412	# make sure only one server instance is running at any one time
		3413	sub atomic {
		3414	my $fh = pidfile;
		3415
		3416	my $pid = <$fh>;
		3417	kill 9, $pid if $pid > 0;
		3418
		3419	seek $fh, 0, 0;
		3420	print $fh $$;
		3421	}
		3422
		3423	sub main_loop {
		3424	warn "EV::loop starting\n";
		3425	if (1) {
		3426	EV::loop;
		3427	}
		3428	warn "EV::loop returned\n";
		3429	goto &main_loop unless $REALLY_UNLOOP;
		3430	}
		3431
3238	sub main {	3432	sub main {
		3433	cf::init_globals; # initialise logging
		3434
		3435	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3436	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3437	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3438	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3439
		3440	cf::init_experience;
		3441	cf::init_anim;
		3442	cf::init_attackmess;
		3443	cf::init_dynamic;
		3444
		3445	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3446
3239	# we must not ever block the main coroutine	3447	# we must not ever block the main coroutine
3240	local $Coro::idle = sub {	3448	local $Coro::idle = sub {
3241	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3449	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3242	(async {	3450	(async {
3243	$Coro::current->{desc} = "IDLE BUG HANDLER";	3451	$Coro::current->{desc} = "IDLE BUG HANDLER";
3244	Event::one_event;	3452	EV::loop EV::LOOP_ONESHOT;
3245	})->prio (Coro::PRIO_MAX);	3453	})->prio (Coro::PRIO_MAX);
3246	};	3454	};
3247		3455
		3456	evthread_start IO::AIO::poll_fileno;
		3457
		3458	cf::sync_job {
		3459	reload_resources;
3248	reload_config;	3460	reload_config;
3249	db_init;	3461	db_init;
		3462
		3463	cf::load_settings;
		3464	cf::load_materials;
		3465	cf::init_uuid;
		3466	cf::init_signals;
		3467	cf::init_commands;
		3468	cf::init_skills;
		3469
		3470	cf::init_beforeplay;
		3471
		3472	atomic;
		3473
3250	load_extensions;	3474	load_extensions;
3251		3475
3252	$TICK_WATCHER->start;	3476	utime time, time, $RUNTIMEFILE;
3253	Event::loop;	3477
		3478	# no (long-running) fork's whatsoever before this point(!)
		3479	use POSIX ();
		3480	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3481
		3482	(pop @POST_INIT)->(0) while @POST_INIT;
		3483	};
		3484
		3485	main_loop;
3254	}	3486	}
3255		3487
3256	#############################################################################	3488	#############################################################################
3257	# initialisation and cleanup	3489	# initialisation and cleanup
3258		3490
3259	# install some emergency cleanup handlers	3491	# install some emergency cleanup handlers
3260	BEGIN {	3492	BEGIN {
		3493	our %SIGWATCHER = ();
3261	for my $signal (qw(INT HUP TERM)) {	3494	for my $signal (qw(INT HUP TERM)) {
3262	Event->signal (	3495	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3263	reentrant => 0,
3264	data => WF_AUTOCANCEL,
3265	signal => $signal,
3266	prio => 0,
3267	cb => sub {
3268	cf::cleanup "SIG$signal";	3496	cf::cleanup "SIG$signal";
3269	},
3270	);	3497	};
3271	}	3498	}
3272	}	3499	}
3273		3500
3274	sub write_runtime {	3501	sub write_runtime_sync {
3275	my $runtime = "$LOCALDIR/runtime";
3276
3277	# first touch the runtime file to show we are still running:	3502	# first touch the runtime file to show we are still running:
3278	# the fsync below can take a very very long time.	3503	# the fsync below can take a very very long time.
3279		3504
3280	IO::AIO::aio_utime $runtime, undef, undef;	3505	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3281		3506
3282	my $guard = cf::lock_acquire "write_runtime";	3507	my $guard = cf::lock_acquire "write_runtime";
3283		3508
3284	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3509	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3285	or return;	3510	or return;
3286		3511
3287	my $value = $cf::RUNTIME + 90 + 10;	3512	my $value = $cf::RUNTIME + 90 + 10;
3288	# 10 is the runtime save interval, for a monotonic clock	3513	# 10 is the runtime save interval, for a monotonic clock
3289	# 60 allows for the watchdog to kill the server.	3514	# 60 allows for the watchdog to kill the server.
…		…
3299	aio_utime $fh, undef, undef;	3524	aio_utime $fh, undef, undef;
3300		3525
3301	close $fh	3526	close $fh
3302	or return;	3527	or return;
3303		3528
3304	aio_rename "$runtime~", $runtime	3529	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3305	and return;	3530	and return;
3306		3531
3307	warn "runtime file written.\n";	3532	warn "runtime file written.\n";
3308		3533
3309	1	3534	1
		3535	}
		3536
		3537	our $uuid_lock;
		3538	our $uuid_skip;
		3539
		3540	sub write_uuid_sync($) {
		3541	$uuid_skip ||= $_[0];
		3542
		3543	return if $uuid_lock;
		3544	local $uuid_lock = 1;
		3545
		3546	my $uuid = "$LOCALDIR/uuid";
		3547
		3548	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3549	or return;
		3550
		3551	my $value = uuid_seq uuid_cur;
		3552
		3553	unless ($value) {
		3554	warn "cowardly refusing to write zero uuid value!\n";
		3555	return;
		3556	}
		3557
		3558	my $value = uuid_str $value + $uuid_skip;
		3559	$uuid_skip = 0;
		3560
		3561	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3562	and return;
		3563
		3564	# always fsync - this file is important
		3565	aio_fsync $fh
		3566	and return;
		3567
		3568	close $fh
		3569	or return;
		3570
		3571	aio_rename "$uuid~", $uuid
		3572	and return;
		3573
		3574	warn "uuid file written ($value).\n";
		3575
		3576	1
		3577
		3578	}
		3579
		3580	sub write_uuid($$) {
		3581	my ($skip, $sync) = @_;
		3582
		3583	$sync ? write_uuid_sync $skip
		3584	: async { write_uuid_sync $skip };
3310	}	3585	}
3311		3586
3312	sub emergency_save() {	3587	sub emergency_save() {
3313	my $freeze_guard = cf::freeze_mainloop;	3588	my $freeze_guard = cf::freeze_mainloop;
3314		3589
3315	warn "enter emergency perl save\n";	3590	warn "emergency_perl_save: enter\n";
3316		3591
3317	cf::sync_job {	3592	cf::sync_job {
		3593	# this is a trade-off: we want to be very quick here, so
		3594	# save all maps without fsync, and later call a global sync
		3595	# (which in turn might be very very slow)
		3596	local $USE_FSYNC = 0;
		3597
3318	# use a peculiar iteration method to avoid tripping on perl	3598	# use a peculiar iteration method to avoid tripping on perl
3319	# refcount bugs in for. also avoids problems with players	3599	# refcount bugs in for. also avoids problems with players
3320	# and maps saved/destroyed asynchronously.	3600	# and maps saved/destroyed asynchronously.
3321	warn "begin emergency player save\n";	3601	warn "emergency_perl_save: begin player save\n";
3322	for my $login (keys %cf::PLAYER) {	3602	for my $login (keys %cf::PLAYER) {
3323	my $pl = $cf::PLAYER{$login} or next;	3603	my $pl = $cf::PLAYER{$login} or next;
3324	$pl->valid or next;	3604	$pl->valid or next;
3325	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3605	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3326	$pl->save;	3606	$pl->save;
3327	}	3607	}
3328	warn "end emergency player save\n";	3608	warn "emergency_perl_save: end player save\n";
3329		3609
3330	warn "begin emergency map save\n";	3610	warn "emergency_perl_save: begin map save\n";
3331	for my $path (keys %cf::MAP) {	3611	for my $path (keys %cf::MAP) {
3332	my $map = $cf::MAP{$path} or next;	3612	my $map = $cf::MAP{$path} or next;
3333	$map->valid or next;	3613	$map->valid or next;
3334	$map->save;	3614	$map->save;
3335	}	3615	}
3336	warn "end emergency map save\n";	3616	warn "emergency_perl_save: end map save\n";
3337		3617
3338	warn "begin emergency database checkpoint\n";	3618	warn "emergency_perl_save: begin database checkpoint\n";
3339	BDB::db_env_txn_checkpoint $DB_ENV;	3619	BDB::db_env_txn_checkpoint $DB_ENV;
3340	warn "end emergency database checkpoint\n";	3620	warn "emergency_perl_save: end database checkpoint\n";
		3621
		3622	warn "emergency_perl_save: begin write uuid\n";
		3623	write_uuid_sync 1;
		3624	warn "emergency_perl_save: end write uuid\n";
3341	};	3625	};
3342		3626
		3627	warn "emergency_perl_save: starting sync()\n";
		3628	IO::AIO::aio_sync sub {
		3629	warn "emergency_perl_save: finished sync()\n";
		3630	};
		3631
3343	warn "leave emergency perl save\n";	3632	warn "emergency_perl_save: leave\n";
3344	}	3633	}
3345		3634
3346	sub post_cleanup {	3635	sub post_cleanup {
3347	my ($make_core) = @_;	3636	my ($make_core) = @_;
3348		3637
3349	warn Carp::longmess "post_cleanup backtrace"	3638	warn Carp::longmess "post_cleanup backtrace"
3350	if $make_core;	3639	if $make_core;
		3640
		3641	my $fh = pidfile;
		3642	unlink $PIDFILE if <$fh> == $$;
		3643	}
		3644
		3645	# a safer delete_package, copied from Symbol
		3646	sub clear_package($) {
		3647	my $pkg = shift;
		3648
		3649	# expand to full symbol table name if needed
		3650	unless ($pkg =~ /^main::.*::$/) {
		3651	$pkg = "main$pkg" if $pkg =~ /^::/;
		3652	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3653	$pkg .= '::' unless $pkg =~ /::$/;
		3654	}
		3655
		3656	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3657	my $stem_symtab = *{$stem}{HASH};
		3658
		3659	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3660	or return;
		3661
		3662	# clear all symbols
		3663	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3664	for my $name (keys %$leaf_symtab) {
		3665	_gv_clear *{"$pkg$name"};
		3666	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3667	}
		3668	warn "cleared package $pkg\n";#d#
3351	}	3669	}
3352		3670
3353	sub do_reload_perl() {	3671	sub do_reload_perl() {
3354	# can/must only be called in main	3672	# can/must only be called in main
3355	if ($Coro::current != $Coro::main) {	3673	if ($Coro::current != $Coro::main) {
3356	warn "can only reload from main coroutine";	3674	warn "can only reload from main coroutine";
3357	return;	3675	return;
3358	}	3676	}
3359		3677
		3678	return if $RELOAD++;
		3679
		3680	my $t1 = EV::time;
		3681
		3682	while ($RELOAD) {
3360	warn "reloading...";	3683	warn "reloading...";
3361		3684
3362	warn "entering sync_job";	3685	warn "entering sync_job";
3363		3686
3364	cf::sync_job {	3687	cf::sync_job {
3365	cf::write_runtime; # external watchdog should not bark	3688	cf::write_runtime_sync; # external watchdog should not bark
3366	cf::emergency_save;	3689	cf::emergency_save;
3367	cf::write_runtime; # external watchdog should not bark	3690	cf::write_runtime_sync; # external watchdog should not bark
3368		3691
3369	warn "syncing database to disk";	3692	warn "syncing database to disk";
3370	BDB::db_env_txn_checkpoint $DB_ENV;	3693	BDB::db_env_txn_checkpoint $DB_ENV;
3371		3694
3372	# if anything goes wrong in here, we should simply crash as we already saved	3695	# if anything goes wrong in here, we should simply crash as we already saved
3373		3696
3374	warn "cancelling all WF_AUTOCANCEL watchers";
3375	for (Event::all_watchers) {
3376	$_->cancel if $_->data & WF_AUTOCANCEL;
3377	}
3378
3379	warn "flushing outstanding aio requests";	3697	warn "flushing outstanding aio requests";
3380	for (;;) {
3381	BDB::flush;
3382	IO::AIO::flush;
3383	Coro::cede_notself;
3384	last unless IO::AIO::nreqs || BDB::nreqs;	3698	while (IO::AIO::nreqs || BDB::nreqs) {
3385	warn "iterate...";	3699	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3386	}
3387
3388	++$RELOAD;
3389
3390	warn "cancelling all extension coros";
3391	$_->cancel for values %EXT_CORO;
3392	%EXT_CORO = ();
3393
3394	warn "removing commands";
3395	%COMMAND = ();
3396
3397	warn "removing ext/exti commands";
3398	%EXTCMD = ();
3399	%EXTICMD = ();
3400
3401	warn "unloading/nuking all extensions";
3402	for my $pkg (@EXTS) {
3403	warn "... unloading $pkg";
3404
3405	if (my $cb = $pkg->can ("unload")) {
3406	eval {
3407	$cb->($pkg);
3408	1
3409	} or warn "$pkg unloaded, but with errors: $@";
3410	}	3700	}
3411		3701
3412	warn "... nuking $pkg";	3702	warn "cancelling all extension coros";
3413	Symbol::delete_package $pkg;	3703	$_->cancel for values %EXT_CORO;
3414	}	3704	%EXT_CORO = ();
3415		3705
3416	warn "unloading all perl modules loaded from $LIBDIR";	3706	warn "removing commands";
3417	while (my ($k, $v) = each %INC) {	3707	%COMMAND = ();
3418	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3419		3708
		3709	warn "removing ext/exti commands";
		3710	%EXTCMD = ();
		3711	%EXTICMD = ();
		3712
		3713	warn "unloading/nuking all extensions";
		3714	for my $pkg (@EXTS) {
3420	warn "... unloading $k";	3715	warn "... unloading $pkg";
3421	delete $INC{$k};
3422		3716
3423	$k =~ s/\.pm$//;
3424	$k =~ s/\//::/g;
3425
3426	if (my $cb = $k->can ("unload_module")) {	3717	if (my $cb = $pkg->can ("unload")) {
		3718	eval {
3427	$cb->();	3719	$cb->($pkg);
		3720	1
		3721	} or warn "$pkg unloaded, but with errors: $@";
		3722	}
		3723
		3724	warn "... clearing $pkg";
		3725	clear_package $pkg;
3428	}	3726	}
3429		3727
3430	Symbol::delete_package $k;	3728	warn "unloading all perl modules loaded from $LIBDIR";
		3729	while (my ($k, $v) = each %INC) {
		3730	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3731
		3732	warn "... unloading $k";
		3733	delete $INC{$k};
		3734
		3735	$k =~ s/\.pm$//;
		3736	$k =~ s/\//::/g;
		3737
		3738	if (my $cb = $k->can ("unload_module")) {
		3739	$cb->();
		3740	}
		3741
		3742	clear_package $k;
3431	}	3743	}
3432		3744
3433	warn "getting rid of safe::, as good as possible";	3745	warn "getting rid of safe::, as good as possible";
3434	Symbol::delete_package "safe::$_"	3746	clear_package "safe::$_"
3435	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3747	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3436		3748
3437	warn "unloading cf.pm \"a bit\"";	3749	warn "unloading cf.pm \"a bit\"";
3438	delete $INC{"cf.pm"};	3750	delete $INC{"cf.pm"};
3439	delete $INC{"cf/pod.pm"};	3751	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3440		3752
3441	# don't, removes xs symbols, too,	3753	# don't, removes xs symbols, too,
3442	# and global variables created in xs	3754	# and global variables created in xs
3443	#Symbol::delete_package __PACKAGE__;	3755	#clear_package __PACKAGE__;
3444		3756
3445	warn "unload completed, starting to reload now";	3757	warn "unload completed, starting to reload now";
3446		3758
3447	warn "reloading cf.pm";	3759	warn "reloading cf.pm";
3448	require cf;	3760	require cf;
3449	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3761	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3450		3762
3451	warn "loading config and database again";	3763	warn "loading config and database again";
3452	cf::reload_config;	3764	cf::reload_config;
3453		3765
3454	warn "loading extensions";	3766	warn "loading extensions";
3455	cf::load_extensions;	3767	cf::load_extensions;
3456		3768
		3769	if ($REATTACH_ON_RELOAD) {
3457	warn "reattaching attachments to objects/players";	3770	warn "reattaching attachments to objects/players";
3458	_global_reattach; # objects, sockets	3771	_global_reattach; # objects, sockets
3459	warn "reattaching attachments to maps";	3772	warn "reattaching attachments to maps";
3460	reattach $_ for values %MAP;	3773	reattach $_ for values %MAP;
3461	warn "reattaching attachments to players";	3774	warn "reattaching attachments to players";
3462	reattach $_ for values %PLAYER;	3775	reattach $_ for values %PLAYER;
		3776	}
3463		3777
		3778	warn "running post_init jobs";
		3779	(pop @POST_INIT)->(1) while @POST_INIT;
		3780
3464	warn "leaving sync_job";	3781	warn "leaving sync_job";
3465		3782
3466	1	3783	1
3467	} or do {	3784	} or do {
3468	warn $@;	3785	warn $@;
3469	warn "error while reloading, exiting.";	3786	cf::cleanup "error while reloading, exiting.";
3470	exit 1;
3471	};	3787	};
3472		3788
3473	warn "reloaded";	3789	warn "reloaded";
		3790	--$RELOAD;
		3791	}
		3792
		3793	$t1 = EV::time - $t1;
		3794	warn "reload completed in ${t1}s\n";
3474	};	3795	};
3475		3796
3476	our $RELOAD_WATCHER; # used only during reload	3797	our $RELOAD_WATCHER; # used only during reload
3477		3798
3478	sub reload_perl() {	3799	sub reload_perl() {
3479	# doing reload synchronously and two reloads happen back-to-back,	3800	# doing reload synchronously and two reloads happen back-to-back,
3480	# coro crashes during coro_state_free->destroy here.	3801	# coro crashes during coro_state_free->destroy here.
3481		3802
3482	$RELOAD_WATCHER ||= Event->timer (	3803	$RELOAD_WATCHER ||= cf::async {
3483	reentrant => 0,	3804	Coro::AIO::aio_wait cache_extensions;
3484	after => 0,	3805
3485	data => WF_AUTOCANCEL,	3806	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3486	cb => sub {
3487	do_reload_perl;	3807	do_reload_perl;
3488	undef $RELOAD_WATCHER;	3808	undef $RELOAD_WATCHER;
3489	},	3809	};
3490	);	3810	};
3491	}	3811	}
3492		3812
3493	register_command "reload" => sub {	3813	register_command "reload" => sub {
3494	my ($who, $arg) = @_;	3814	my ($who, $arg) = @_;
3495		3815
…		…
3508		3828
3509	our @WAIT_FOR_TICK;	3829	our @WAIT_FOR_TICK;
3510	our @WAIT_FOR_TICK_BEGIN;	3830	our @WAIT_FOR_TICK_BEGIN;
3511		3831
3512	sub wait_for_tick {	3832	sub wait_for_tick {
3513	return unless $TICK_WATCHER->is_active;
3514	return if $Coro::current == $Coro::main;	3833	return if tick_inhibit || $Coro::current == $Coro::main;
3515		3834
3516	my $signal = new Coro::Signal;	3835	my $signal = new Coro::Signal;
3517	push @WAIT_FOR_TICK, $signal;	3836	push @WAIT_FOR_TICK, $signal;
3518	$signal->wait;	3837	$signal->wait;
3519	}	3838	}
3520		3839
3521	sub wait_for_tick_begin {	3840	sub wait_for_tick_begin {
3522	return unless $TICK_WATCHER->is_active;
3523	return if $Coro::current == $Coro::main;	3841	return if tick_inhibit || $Coro::current == $Coro::main;
3524		3842
3525	my $signal = new Coro::Signal;	3843	my $signal = new Coro::Signal;
3526	push @WAIT_FOR_TICK_BEGIN, $signal;	3844	push @WAIT_FOR_TICK_BEGIN, $signal;
3527	$signal->wait;	3845	$signal->wait;
3528	}	3846	}
3529		3847
3530	$TICK_WATCHER = Event->timer (	3848	sub tick {
3531	reentrant => 0,
3532	parked => 1,
3533	prio => 0,
3534	at => $NEXT_TICK || $TICK,
3535	data => WF_AUTOCANCEL,
3536	cb => sub {
3537	if ($Coro::current != $Coro::main) {	3849	if ($Coro::current != $Coro::main) {
3538	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3850	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3539	unless ++$bug_warning > 10;	3851	unless ++$bug_warning > 10;
3540	return;	3852	return;
3541	}	3853	}
3542		3854
3543	$NOW = $tick_start = Event::time;
3544
3545	cf::server_tick; # one server iteration	3855	cf::server_tick; # one server iteration
3546		3856
3547	$RUNTIME += $TICK;
3548	$NEXT_TICK += $TICK;
3549
3550	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3857	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3551	$NEXT_RUNTIME_WRITE = $NOW + 10;	3858	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3552	Coro::async_pool {	3859	Coro::async_pool {
3553	$Coro::current->{desc} = "runtime saver";	3860	$Coro::current->{desc} = "runtime saver";
3554	write_runtime	3861	write_runtime_sync
3555	or warn "ERROR: unable to write runtime file: $!";	3862	or warn "ERROR: unable to write runtime file: $!";
3556	};
3557	}	3863	};
		3864	}
3558		3865
3559	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3866	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3560	$sig->send;	3867	$sig->send;
3561	}	3868	}
3562	while (my $sig = shift @WAIT_FOR_TICK) {	3869	while (my $sig = shift @WAIT_FOR_TICK) {
3563	$sig->send;	3870	$sig->send;
3564	}	3871	}
3565		3872
3566	$NOW = Event::time;	3873	$LOAD = ($NOW - $TICK_START) / $TICK;
3567
3568	# if we are delayed by four ticks or more, skip them all
3569	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3570
3571	$TICK_WATCHER->at ($NEXT_TICK);
3572	$TICK_WATCHER->start;
3573
3574	$LOAD = ($NOW - $tick_start) / $TICK;
3575	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3874	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3576		3875
3577	_post_tick;	3876	if (0) {
		3877	if ($NEXT_TICK) {
		3878	my $jitter = $TICK_START - $NEXT_TICK;
		3879	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3880	warn "jitter $JITTER\n";#d#
		3881	}
3578	},	3882	}
3579	);	3883	}
3580		3884
3581	{	3885	{
		3886	# configure BDB
		3887
3582	BDB::min_parallel 8;	3888	BDB::min_parallel 8;
3583	BDB::max_poll_time $TICK * 0.1;	3889	BDB::max_poll_reqs $TICK * 0.1;
3584	$BDB_POLL_WATCHER = Event->io (	3890	$AnyEvent::BDB::WATCHER->priority (1);
3585	reentrant => 0,
3586	fd => BDB::poll_fileno,
3587	poll => 'r',
3588	prio => 0,
3589	data => WF_AUTOCANCEL,
3590	cb => \&BDB::poll_cb,
3591	);
3592
3593	BDB::set_sync_prepare {
3594	my $status;
3595	my $current = $Coro::current;
3596	(
3597	sub {
3598	$status = $!;
3599	$current->ready; undef $current;
3600	},
3601	sub {
3602	Coro::schedule while defined $current;
3603	$! = $status;
3604	},
3605	)
3606	};
3607		3891
3608	unless ($DB_ENV) {	3892	unless ($DB_ENV) {
3609	$DB_ENV = BDB::db_env_create;	3893	$DB_ENV = BDB::db_env_create;
3610	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3894	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3611	| BDB::LOG_AUTOREMOVE, 1);	3895	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3896	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3612	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3897	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3613	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3898	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3614		3899
3615	cf::sync_job {	3900	cf::sync_job {
3616	eval {	3901	eval {
…		…
3626		3911
3627	cf::cleanup "db_env_open(db): $@" if $@;	3912	cf::cleanup "db_env_open(db): $@" if $@;
3628	};	3913	};
3629	}	3914	}
3630		3915
3631	$BDB_DEADLOCK_WATCHER = Event->timer (	3916	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3632	after => 3,
3633	interval => 1,
3634	hard => 1,
3635	prio => 0,
3636	data => WF_AUTOCANCEL,
3637	cb => sub {
3638	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	3917	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3639	},
3640	);	3918	};
3641	$BDB_CHECKPOINT_WATCHER = Event->timer (	3919	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3642	after => 11,
3643	interval => 60,
3644	hard => 1,
3645	prio => 0,
3646	data => WF_AUTOCANCEL,
3647	cb => sub {
3648	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	3920	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3649	},
3650	);	3921	};
3651	$BDB_TRICKLE_WATCHER = Event->timer (	3922	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3652	after => 5,
3653	interval => 10,
3654	hard => 1,
3655	prio => 0,
3656	data => WF_AUTOCANCEL,
3657	cb => sub {
3658	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	3923	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3659	},
3660	);	3924	};
3661	}	3925	}
3662		3926
3663	{	3927	{
		3928	# configure IO::AIO
		3929
3664	IO::AIO::min_parallel 8;	3930	IO::AIO::min_parallel 8;
3665
3666	undef $Coro::AIO::WATCHER;
3667	IO::AIO::max_poll_time $TICK * 0.1;	3931	IO::AIO::max_poll_time $TICK * 0.1;
3668	$AIO_POLL_WATCHER = Event->io (	3932	undef $AnyEvent::AIO::WATCHER;
3669	reentrant => 0,
3670	data => WF_AUTOCANCEL,
3671	fd => IO::AIO::poll_fileno,
3672	poll => 'r',
3673	prio => 0,
3674	cb => \&IO::AIO::poll_cb,
3675	);
3676	}	3933	}
3677		3934
3678	my $_log_backtrace;	3935	my $_log_backtrace;
3679		3936
3680	sub _log_backtrace {	3937	sub _log_backtrace {
…		…
3683	$msg =~ s/\n//;	3940	$msg =~ s/\n//;
3684		3941
3685	# limit the # of concurrent backtraces	3942	# limit the # of concurrent backtraces
3686	if ($_log_backtrace < 2) {	3943	if ($_log_backtrace < 2) {
3687	++$_log_backtrace;	3944	++$_log_backtrace;
		3945	my $perl_bt = Carp::longmess $msg;
3688	async {	3946	async {
3689	$Coro::current->{desc} = "abt $msg";	3947	$Coro::current->{desc} = "abt $msg";
3690		3948
3691	my @bt = fork_call {	3949	my @bt = fork_call {
3692	@addr = map { sprintf "%x", $_ } @addr;	3950	@addr = map { sprintf "%x", $_ } @addr;
…		…
3703	}	3961	}
3704		3962
3705	@funcs	3963	@funcs
3706	};	3964	};
3707		3965
3708	LOG llevInfo, "[ABT] $msg\n";	3966	LOG llevInfo, "[ABT] $perl_bt\n";
		3967	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3709	LOG llevInfo, "[ABT] $_\n" for @bt;	3968	LOG llevInfo, "[ABT] $_\n" for @bt;
3710	--$_log_backtrace;	3969	--$_log_backtrace;
3711	};	3970	};
3712	} else {	3971	} else {
3713	LOG llevInfo, "[ABT] $msg\n";	3972	LOG llevInfo, "[ABT] $msg\n";
3714	LOG llevInfo, "[ABT] [suppressed]\n";	3973	LOG llevInfo, "[ABT] [suppressed]\n";
3715	}	3974	}
3716	}	3975	}
3717		3976
3718	# load additional modules	3977	# load additional modules
3719	use cf::pod;	3978	require "cf/$_.pm" for @EXTRA_MODULES;
3720		3979
3721	END { cf::emergency_save }	3980	END { cf::emergency_save }
3722		3981
3723	1	3982	1
3724		3983

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