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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.390 by root, Thu Oct 25 09:01:24 2007 UTC vs.
Revision 1.493 by root, Mon Oct 26 02:34:37 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 it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# 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 Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
		25	use 5.10.0;
3	use utf8;	26	use utf8;
4	use strict;	27	use strict qw(vars subs);
5		28
6	use Symbol;	29	use Symbol;
7	use List::Util;	30	use List::Util;
8	use Socket;	31	use Socket;
9	use Event;	32	use EV;
10	use Opcode;	33	use Opcode;
11	use Safe;	34	use Safe;
12	use Safe::Hole;	35	use Safe::Hole;
13	use Storable ();	36	use Storable ();
		37	use Carp ();
14		38
		39	use Guard ();
15	use Coro 4.1 ();	40	use Coro ();
16	use Coro::State;	41	use Coro::State;
17	use Coro::Handle;	42	use Coro::Handle;
		43	use Coro::EV;
18	use Coro::Event;	44	use Coro::AnyEvent;
19	use Coro::Timer;	45	use Coro::Timer;
20	use Coro::Signal;	46	use Coro::Signal;
21	use Coro::Semaphore;	47	use Coro::Semaphore;
		48	use Coro::SemaphoreSet;
		49	use Coro::AnyEvent;
22	use Coro::AIO;	50	use Coro::AIO;
		51	use Coro::BDB 1.6;
23	use Coro::Storable;	52	use Coro::Storable;
24	use Coro::Util ();	53	use Coro::Util ();
25		54
26	use JSON::XS ();	55	use JSON::XS 2.01 ();
27	use BDB ();	56	use BDB ();
28	use Data::Dumper;	57	use Data::Dumper;
29	use Digest::MD5;	58	use Digest::MD5;
30	use Fcntl;	59	use Fcntl;
31	use YAML::Syck ();	60	use YAML::XS ();
32	use IO::AIO 2.51 ();	61	use IO::AIO ();
33	use Time::HiRes;	62	use Time::HiRes;
34	use Compress::LZF;	63	use Compress::LZF;
35	use Digest::MD5 ();	64	use Digest::MD5 ();
		65
		66	AnyEvent::detect;
36		67
37	# configure various modules to our taste	68	# configure various modules to our taste
38	#	69	#
39	$Storable::canonical = 1; # reduce rsync transfers	70	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	71	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		72
		73	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		74
		75	# make sure c-lzf reinitialises itself
		76	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	77	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		78
43	$Event::Eval = 1; # no idea why this is required, but it is	79	# strictly for debugging
44		80	$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		81
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	82	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		83
52	our %COMMAND = ();	84	our %COMMAND = ();
53	our %COMMAND_TIME = ();	85	our %COMMAND_TIME = ();
…		…
56	our %EXTCMD = ();	88	our %EXTCMD = ();
57	our %EXTICMD = ();	89	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	90	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	91	our %EXT_MAP = (); # pluggable maps
60		92
61	our $RELOAD; # number of reloads so far	93	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	94	our @EVENT;
		95	our @REFLECT; # set by XS
		96	our %REFLECT; # set by us
63		97
64	our $CONFDIR = confdir;	98	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	99	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	100	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	101	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	102	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	103	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	104	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	105	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	106	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	107	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	108	our $BDBDIR = "$LOCALDIR/db";
		109	our $PIDFILE = "$LOCALDIR/pid";
		110	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		111
		112	our %RESOURCE;
75		113
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	114	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	115	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	116	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	117	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		118
84	our $BDB_POLL_WATCHER;
85	our $BDB_DEADLOCK_WATCHER;	119	our $BDB_DEADLOCK_WATCHER;
86	our $BDB_CHECKPOINT_WATCHER;	120	our $BDB_CHECKPOINT_WATCHER;
87	our $BDB_TRICKLE_WATCHER;	121	our $BDB_TRICKLE_WATCHER;
88	our $DB_ENV;	122	our $DB_ENV;
89		123
		124	our @EXTRA_MODULES = qw(pod match mapscript);
		125
90	our %CFG;	126	our %CFG;
91		127
92	our $UPTIME; $UPTIME ||= time;	128	our $UPTIME; $UPTIME ||= time;
93	our $RUNTIME;	129	our $RUNTIME;
		130	our $NOW;
94		131
95	our (%PLAYER, %PLAYER_LOADING); # all users	132	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	133	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	134	our $LINK_MAP; # the special {link} map, which is always available
98		135
99	# used to convert map paths into valid unix filenames by replacing / by ∕	136	# used to convert map paths into valid unix filenames by replacing / by ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	137	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		138
102	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	139	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103	our $LOADAVG; # same thing, but with alpha-smoothing	140	our $LOADAVG; # same thing, but with alpha-smoothing
		141	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	142	our $TICK_START; # for load detecting purposes
		143
		144	our @POST_INIT;
		145
		146	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		147	our $REALLY_UNLOOP; # never set to true, please :)
105		148
106	binmode STDOUT;	149	binmode STDOUT;
107	binmode STDERR;	150	binmode STDERR;
108		151
109	# read virtual server time, if available	152	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	153	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	154	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	155	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	156	$RUNTIME = <$fh> + 0.;
114	}	157	}
		158
		159	eval "sub TICK() { $TICK } 1" or die;
115		160
116	mkdir $_	161	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	162	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
118		163
119	our $EMERGENCY_POSITION;	164	our $EMERGENCY_POSITION;
120		165
121	sub cf::map::normalise;	166	sub cf::map::normalise;
		167
		168	#############################################################################
		169
		170	%REFLECT = ();
		171	for (@REFLECT) {
		172	my $reflect = JSON::XS::decode_json $_;
		173	$REFLECT{$reflect->{class}} = $reflect;
		174	}
		175
		176	# this is decidedly evil
		177	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
122		178
123	#############################################################################	179	#############################################################################
124		180
125	=head2 GLOBAL VARIABLES	181	=head2 GLOBAL VARIABLES
126		182
…		…
162		218
163	The raw value load value from the last tick.	219	The raw value load value from the last tick.
164		220
165	=item %cf::CFG	221	=item %cf::CFG
166		222
167	Configuration for the server, loaded from C</etc/crossfire/config>, or	223	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	224	from wherever your confdir points to.
169		225
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	226	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		227
172	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	228	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
173	returns directly I<after> the tick processing (and consequently, can only wake one process	229	returns directly I<after> the tick processing (and consequently, can only wake one process
174	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	230	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
175		231
176	=item @cf::INVOKE_RESULTS	232	=item @cf::INVOKE_RESULTS
177		233
178	This array contains the results of the last C<invoke ()> call. When	234	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	235	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
180	that call.	236	that call.
181		237
		238	=item %cf::REFLECT
		239
		240	Contains, for each (C++) class name, a hash reference with information
		241	about object members (methods, scalars, arrays and flags) and other
		242	metadata, which is useful for introspection.
		243
182	=back	244	=back
183		245
184	=cut	246	=cut
185		247
186	BEGIN {	248	$Coro::State::WARNHOOK = sub {
187	*CORE::GLOBAL::warn = sub {
188	my $msg = join "", @_;	249	my $msg = join "", @_;
189		250
190	$msg .= "\n"	251	$msg .= "\n"
191	unless $msg =~ /\n$/;	252	unless $msg =~ /\n$/;
192		253
193	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	254	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194		255
195	LOG llevError, $msg;	256	LOG llevError, $msg;
196	};	257	};
197	}	258
		259	$Coro::State::DIEHOOK = sub {
		260	return unless $^S eq 0; # "eq", not "=="
		261
		262	warn Carp::longmess $_[0];
		263
		264	if ($Coro::current == $Coro::main) {#d#
		265	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		266	return;#d#
		267	}#d#
		268
		269	# kill coroutine otherwise
		270	Coro::terminate
		271	};
198		272
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	273	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	274	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	275	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	276	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	283	for my $pkg (qw(
210	cf::global cf::attachable	284	cf::global cf::attachable
211	cf::object cf::object::player	285	cf::object cf::object::player
212	cf::client cf::player	286	cf::client cf::player
213	cf::arch cf::living	287	cf::arch cf::living
		288	cf::map cf::mapspace
214	cf::map cf::party cf::region	289	cf::party cf::region
215	)) {	290	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	291	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	292	}
219		293
220	$Event::DIED = sub {	294	$EV::DIED = sub {
221	warn "error in event callback: @_";	295	Carp::cluck "error in event callback: @_";
222	};	296	};
223		297
224	#############################################################################	298	#############################################################################
225		299
226	=head2 UTILITY FUNCTIONS	300	=head2 UTILITY FUNCTIONS
…		…
248	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	322	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249	$d	323	$d
250	} || "[unable to dump $_[0]: '$@']";	324	} || "[unable to dump $_[0]: '$@']";
251	}	325	}
252		326
253	=item $ref = cf::from_json $json	327	=item $ref = cf::decode_json $json
254		328
255	Converts a JSON string into the corresponding perl data structure.	329	Converts a JSON string into the corresponding perl data structure.
256		330
257	=item $json = cf::to_json $ref	331	=item $json = cf::encode_json $ref
258		332
259	Converts a perl data structure into its JSON representation.	333	Converts a perl data structure into its JSON representation.
260		334
261	=cut	335	=cut
262		336
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	337	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		338
265	sub to_json ($) { $json_coder->encode ($_[0]) }	339	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub from_json ($) { $json_coder->decode ($_[0]) }	340	sub decode_json($) { $json_coder->decode ($_[0]) }
		341
		342	=item cf::post_init { BLOCK }
		343
		344	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		345	but I<before> the server starts ticking again.
		346
		347	The cdoeblock will have a single boolean argument to indicate whether this
		348	is a reload or not.
		349
		350	=cut
		351
		352	sub post_init(&) {
		353	push @POST_INIT, shift;
		354	}
267		355
268	=item cf::lock_wait $string	356	=item cf::lock_wait $string
269		357
270	Wait until the given lock is available. See cf::lock_acquire.	358	Wait until the given lock is available. See cf::lock_acquire.
271		359
272	=item my $lock = cf::lock_acquire $string	360	=item my $lock = cf::lock_acquire $string
273		361
274	Wait until the given lock is available and then acquires it and returns	362	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,	363	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	364	for example when the coroutine gets canceled), the lock is automatically
277	returned.	365	returned.
278		366
279	Locks are *not* recursive, locking from the same coro twice results in a	367	Locks are *not* recursive, locking from the same coro twice results in a
280	deadlocked coro.	368	deadlocked coro.
…		…
286		374
287	Return true if the lock is currently active, i.e. somebody has locked it.	375	Return true if the lock is currently active, i.e. somebody has locked it.
288		376
289	=cut	377	=cut
290		378
291	our %LOCK;	379	our $LOCKS = new Coro::SemaphoreSet;
292	our %LOCKER;#d#
293		380
294	sub lock_wait($) {	381	sub lock_wait($) {
295	my ($key) = @_;	382	$LOCKS->wait ($_[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} }, $Coro::current;
305	Coro::schedule;
306	}
307	}	383	}
308		384
309	sub lock_acquire($) {	385	sub lock_acquire($) {
310	my ($key) = @_;	386	$LOCKS->guard ($_[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	}	387	}
324		388
325	sub lock_active($) {	389	sub lock_active($) {
326	my ($key) = @_;	390	$LOCKS->count ($_[0]) < 1
327
328	! ! $LOCK{$key}
329	}	391	}
330		392
331	sub freeze_mainloop {	393	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	394	tick_inhibit_inc;
333		395
334	my $guard = Coro::guard {	396	&Guard::guard (\&tick_inhibit_dec);
335	$TICK_WATCHER->start;	397	}
336	};	398
337	$TICK_WATCHER->stop;	399	=item cf::periodic $interval, $cb
338	$guard	400
		401	Like EV::periodic, but randomly selects a starting point so that the actions
		402	get spread over timer.
		403
		404	=cut
		405
		406	sub periodic($$) {
		407	my ($interval, $cb) = @_;
		408
		409	my $start = rand List::Util::min 180, $interval;
		410
		411	EV::periodic $start, $interval, 0, $cb
339	}	412	}
340		413
341	=item cf::get_slot $time[, $priority[, $name]]	414	=item cf::get_slot $time[, $priority[, $name]]
342		415
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	416	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
383	}	456	}
384	}	457	}
385	};	458	};
386		459
387	sub get_slot($;$$) {	460	sub get_slot($;$$) {
		461	return if tick_inhibit || $Coro::current == $Coro::main;
		462
388	my ($time, $pri, $name) = @_;	463	my ($time, $pri, $name) = @_;
389		464
390	$time = $TICK * .6 if $time > $TICK * .6;	465	$time = $TICK * .6 if $time > $TICK * .6;
391	my $sig = new Coro::Signal;	466	my $sig = new Coro::Signal;
392		467
…		…
406		481
407	BEGIN { *async = \&Coro::async_pool }	482	BEGIN { *async = \&Coro::async_pool }
408		483
409	=item cf::sync_job { BLOCK }	484	=item cf::sync_job { BLOCK }
410		485
411	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	486	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	487	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	488	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
414	acceptable.	489	acceptable.
415		490
416	If it must be done, put the blocking parts into C<sync_job>. This will run	491	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	492	the given BLOCK in another coroutine while waiting for the result. The
…		…
422		497
423	sub sync_job(&) {	498	sub sync_job(&) {
424	my ($job) = @_;	499	my ($job) = @_;
425		500
426	if ($Coro::current == $Coro::main) {	501	if ($Coro::current == $Coro::main) {
427	my $time = Event::time;	502	my $time = EV::time;
428		503
429	# this is the main coro, too bad, we have to block	504	# this is the main coro, too bad, we have to block
430	# till the operation succeeds, freezing the server :/	505	# till the operation succeeds, freezing the server :/
431		506
432	LOG llevError, Carp::longmess "sync job";#d#	507	LOG llevError, Carp::longmess "sync job";#d#
433		508
434	# TODO: use suspend/resume instead
435	# (but this is cancel-safe)
436	my $freeze_guard = freeze_mainloop;	509	my $freeze_guard = freeze_mainloop;
437		510
438	my $busy = 1;	511	my $busy = 1;
439	my @res;	512	my @res;
440		513
…		…
447		520
448	while ($busy) {	521	while ($busy) {
449	if (Coro::nready) {	522	if (Coro::nready) {
450	Coro::cede_notself;	523	Coro::cede_notself;
451	} else {	524	} else {
452	Event::one_event;	525	EV::loop EV::LOOP_ONESHOT;
453	}	526	}
454	}	527	}
455		528
456	$time = Event::time - $time;	529	my $time = EV::time - $time;
457		530
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	531	$TICK_START += $time; # do not account sync jobs to server load
462		532
463	wantarray ? @res : $res[0]	533	wantarray ? @res : $res[0]
464	} else {	534	} else {
465	# we are in another coroutine, how wonderful, everything just works	535	# we are in another coroutine, how wonderful, everything just works
466		536
…		…
491	=item fork_call { }, $args	561	=item fork_call { }, $args
492		562
493	Executes the given code block with the given arguments in a seperate	563	Executes the given code block with the given arguments in a seperate
494	process, returning the results. Everything must be serialisable with	564	process, returning the results. Everything must be serialisable with
495	Coro::Storable. May, of course, block. Note that the executed sub may	565	Coro::Storable. May, of course, block. Note that the executed sub may
496	never block itself or use any form of Event handling.	566	never block itself or use any form of event handling.
497		567
498	=cut	568	=cut
499		569
500	sub fork_call(&@) {	570	sub fork_call(&@) {
501	my ($cb, @args) = @_;	571	my ($cb, @args) = @_;
…		…
508	reset_signals;	578	reset_signals;
509	&$cb	579	&$cb
510	}, @args;	580	}, @args;
511		581
512	wantarray ? @res : $res[-1]	582	wantarray ? @res : $res[-1]
		583	}
		584
		585	=item $coin = coin_from_name $name
		586
		587	=cut
		588
		589	our %coin_alias = (
		590	"silver" => "silvercoin",
		591	"silvercoin" => "silvercoin",
		592	"silvercoins" => "silvercoin",
		593	"gold" => "goldcoin",
		594	"goldcoin" => "goldcoin",
		595	"goldcoins" => "goldcoin",
		596	"platinum" => "platinacoin",
		597	"platinumcoin" => "platinacoin",
		598	"platinumcoins" => "platinacoin",
		599	"platina" => "platinacoin",
		600	"platinacoin" => "platinacoin",
		601	"platinacoins" => "platinacoin",
		602	"royalty" => "royalty",
		603	"royalties" => "royalty",
		604	);
		605
		606	sub coin_from_name($) {
		607	$coin_alias{$_[0]}
		608	? cf::arch::find $coin_alias{$_[0]}
		609	: undef
513	}	610	}
514		611
515	=item $value = cf::db_get $family => $key	612	=item $value = cf::db_get $family => $key
516		613
517	Returns a single value from the environment database.	614	Returns a single value from the environment database.
…		…
656		753
657	#############################################################################	754	#############################################################################
658		755
659	=head2 ATTACHABLE OBJECTS	756	=head2 ATTACHABLE OBJECTS
660		757
661	Many objects in crossfire are so-called attachable objects. That means you can	758	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")	759	attach callbacks/event handlers (a collection of which is called an "attachment")
663	to it. All such attachable objects support the following methods.	760	to it. All such attachable objects support the following methods.
664		761
665	In the following description, CLASS can be any of C<global>, C<object>	762	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	763	C<player>, C<client> or C<map> (i.e. the attachable objects in
667	Crossfire TRT).	764	Deliantra).
668		765
669	=over 4	766	=over 4
670		767
671	=item $attachable->attach ($attachment, key => $value...)	768	=item $attachable->attach ($attachment, key => $value...)
672		769
…		…
716	=item cf::CLASS::attachment $name, ...	813	=item cf::CLASS::attachment $name, ...
717		814
718	Register an attachment by C<$name> through which attachable objects of the	815	Register an attachment by C<$name> through which attachable objects of the
719	given CLASS can refer to this attachment.	816	given CLASS can refer to this attachment.
720		817
721	Some classes such as crossfire maps and objects can specify attachments	818	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.	819	that are attached at load/instantiate time, thus the need for a name.
723		820
724	These calls expect any number of the following handler/hook descriptions:	821	These calls expect any number of the following handler/hook descriptions:
725		822
726	=over 4	823	=over 4
…		…
954	}	1051	}
955		1052
956	0	1053	0
957	}	1054	}
958		1055
959	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1056	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
960		1057
961	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1058	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
962		1059
963	Generate an object-specific event with the given arguments.	1060	Generate an object-specific event with the given arguments.
964		1061
…		…
1017		1114
1018	sub reattach {	1115	sub reattach {
1019	# basically do the same as instantiate, without calling instantiate	1116	# basically do the same as instantiate, without calling instantiate
1020	my ($obj) = @_;	1117	my ($obj) = @_;
1021		1118
		1119	# no longer needed after getting rid of delete_package?
1022	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1120	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1023		1121
1024	my $registry = $obj->registry;	1122	my $registry = $obj->registry;
1025		1123
1026	@$registry = ();	1124	@$registry = ();
1027		1125
…		…
1042	cf::attachable->attach (	1140	cf::attachable->attach (
1043	prio => -1000000,	1141	prio => -1000000,
1044	on_instantiate => sub {	1142	on_instantiate => sub {
1045	my ($obj, $data) = @_;	1143	my ($obj, $data) = @_;
1046		1144
1047	$data = from_json $data;	1145	$data = decode_json $data;
1048		1146
1049	for (@$data) {	1147	for (@$data) {
1050	my ($name, $args) = @$_;	1148	my ($name, $args) = @$_;
1051		1149
1052	$obj->attach ($name, %{$args || {} });	1150	$obj->attach ($name, %{$args || {} });
…		…
1073	utf8::decode (my $decname = $filename);	1171	utf8::decode (my $decname = $filename);
1074	warn sprintf "saving %s (%d,%d)\n",	1172	warn sprintf "saving %s (%d,%d)\n",
1075	$decname, length $$rdata, scalar @$objs;	1173	$decname, length $$rdata, scalar @$objs;
1076		1174
1077	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1175	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1078	chmod SAVE_MODE, $fh;	1176	aio_chmod $fh, SAVE_MODE;
1079	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1177	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1080	aio_fsync $fh if $cf::USE_FSYNC;	1178	if ($cf::USE_FSYNC) {
		1179	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;
		1180	aio_fsync $fh;
		1181	}
1081	close $fh;	1182	aio_close $fh;
1082		1183
1083	if (@$objs) {	1184	if (@$objs) {
1084	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1185	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1085	chmod SAVE_MODE, $fh;	1186	aio_chmod $fh, SAVE_MODE;
1086	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1187	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1087	aio_write $fh, 0, (length $data), $data, 0;	1188	aio_write $fh, 0, (length $data), $data, 0;
1088	aio_fsync $fh if $cf::USE_FSYNC;	1189	if ($cf::USE_FSYNC) {
		1190	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;
		1191	aio_fsync $fh;
		1192	}
1089	close $fh;	1193	aio_close $fh;
1090	aio_rename "$filename.pst~", "$filename.pst";	1194	aio_rename "$filename.pst~", "$filename.pst";
1091	}	1195	}
1092	} else {	1196	} else {
1093	aio_unlink "$filename.pst";	1197	aio_unlink "$filename.pst";
1094	}	1198	}
1095		1199
1096	aio_rename "$filename~", $filename;	1200	aio_rename "$filename~", $filename;
		1201
		1202	$filename =~ s%/[^/]+$%%;
		1203	aio_pathsync $filename if $cf::USE_FSYNC;
1097	} else {	1204	} else {
1098	warn "FATAL: $filename~: $!\n";	1205	warn "unable to save objects: $filename~: $!\n";
1099	}	1206	}
1100	} else {	1207	} else {
1101	aio_unlink $filename;	1208	aio_unlink $filename;
1102	aio_unlink "$filename.pst";	1209	aio_unlink "$filename.pst";
1103	}	1210	}
…		…
1194	my ($name, $cb) = @_;	1301	my ($name, $cb) = @_;
1195		1302
1196	$EXTICMD{$name} = $cb;	1303	$EXTICMD{$name} = $cb;
1197	}	1304	}
1198		1305
		1306	use File::Glob ();
		1307
1199	cf::player->attach (	1308	cf::player->attach (
1200	on_command => sub {	1309	on_command => sub {
1201	my ($pl, $name, $params) = @_;	1310	my ($pl, $name, $params) = @_;
1202		1311
1203	my $cb = $COMMAND{$name}	1312	my $cb = $COMMAND{$name}
…		…
1235		1344
1236	cf::override;	1345	cf::override;
1237	},	1346	},
1238	);	1347	);
1239		1348
		1349	# "readahead" all extensions
		1350	sub cache_extensions {
		1351	my $grp = IO::AIO::aio_group;
		1352
		1353	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1354	for (grep /\.ext$/, @{$_[0]}) {
		1355	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1356	}
		1357	};
		1358
		1359	$grp
		1360	}
		1361
1240	sub load_extensions {	1362	sub load_extensions {
1241	cf::sync_job {	1363	cf::sync_job {
1242	my %todo;	1364	my %todo;
1243		1365
1244	for my $path (<$LIBDIR/*.ext>) {	1366	for my $path (<$LIBDIR/*.ext>) {
…		…
1263		1385
1264	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1386	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1265	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1387	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1266		1388
1267	$ext{source} =	1389	$ext{source} =
1268	"package $pkg; use strict; use utf8;\n"	1390	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1269	. "#line 1 \"$path\"\n{\n"	1391	. "#line 1 \"$path\"\n{\n"
1270	. $source	1392	. $source
1271	. "\n};\n1";	1393	. "\n};\n1";
1272		1394
1273	$todo{$base} = \%ext;	1395	$todo{$base} = \%ext;
…		…
1289	my $msg = $@ ? "$v->{path}: $@\n"	1411	my $msg = $@ ? "$v->{path}: $@\n"
1290	: "$v->{base}: extension inactive.\n";	1412	: "$v->{base}: extension inactive.\n";
1291		1413
1292	if (exists $v->{meta}{mandatory}) {	1414	if (exists $v->{meta}{mandatory}) {
1293	warn $msg;	1415	warn $msg;
1294	warn "mandatory extension failed to load, exiting.\n";	1416	cf::cleanup "mandatory extension failed to load, exiting.";
1295	exit 1;
1296	}	1417	}
1297		1418
1298	warn $msg;	1419	warn $msg;
1299	}	1420	}
1300		1421
…		…
1314		1435
1315	=back	1436	=back
1316		1437
1317	=head2 CORE EXTENSIONS	1438	=head2 CORE EXTENSIONS
1318		1439
1319	Functions and methods that extend core crossfire objects.	1440	Functions and methods that extend core deliantra objects.
1320		1441
1321	=cut	1442	=cut
1322		1443
1323	package cf::player;	1444	package cf::player;
1324		1445
…		…
1367		1488
1368	sub exists($) {	1489	sub exists($) {
1369	my ($login) = @_;	1490	my ($login) = @_;
1370		1491
1371	$cf::PLAYER{$login}	1492	$cf::PLAYER{$login}
1372	or cf::sync_job { !aio_stat path $login }	1493	or !aio_stat path $login
1373	}	1494	}
1374		1495
1375	sub find($) {	1496	sub find($) {
1376	return $cf::PLAYER{$_[0]} || do {	1497	return $cf::PLAYER{$_[0]} || do {
1377	my $login = $_[0];	1498	my $login = $_[0];
…		…
1389	my $f = new_from_file cf::object::thawer path $login	1510	my $f = new_from_file cf::object::thawer path $login
1390	or return;	1511	or return;
1391		1512
1392	my $pl = cf::player::load_pl $f	1513	my $pl = cf::player::load_pl $f
1393	or return;	1514	or return;
		1515
1394	local $cf::PLAYER_LOADING{$login} = $pl;	1516	local $cf::PLAYER_LOADING{$login} = $pl;
1395	$f->resolve_delayed_derefs;	1517	$f->resolve_delayed_derefs;
1396	$cf::PLAYER{$login} = $pl	1518	$cf::PLAYER{$login} = $pl
1397	}	1519	}
1398	}	1520	}
…		…
1408		1530
1409	return if $pl->{deny_save};	1531	return if $pl->{deny_save};
1410		1532
1411	aio_mkdir playerdir $pl, 0770;	1533	aio_mkdir playerdir $pl, 0770;
1412	$pl->{last_save} = $cf::RUNTIME;	1534	$pl->{last_save} = $cf::RUNTIME;
		1535
		1536	cf::get_slot 0.01;
1413		1537
1414	$pl->save_pl ($path);	1538	$pl->save_pl ($path);
1415	cf::cede_to_tick;	1539	cf::cede_to_tick;
1416	}	1540	}
1417		1541
…		…
1449	my ($pl) = @_;	1573	my ($pl) = @_;
1450		1574
1451	my $name = $pl->ob->name;	1575	my $name = $pl->ob->name;
1452		1576
1453	$pl->{deny_save} = 1;	1577	$pl->{deny_save} = 1;
1454	$pl->password ("*"); # this should lock out the player until we nuked the dir	1578	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1455		1579
1456	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1580	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1457	$pl->deactivate;	1581	$pl->deactivate;
		1582	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1583	$pl->ob->check_score;
1458	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1584	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1459	$pl->ns->destroy if $pl->ns;	1585	$pl->ns->destroy if $pl->ns;
1460		1586
1461	my $path = playerdir $pl;	1587	my $path = playerdir $pl;
1462	my $temp = "$path~$cf::RUNTIME~deleting~";	1588	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1501		1627
1502	for my $login (@$dirs) {	1628	for my $login (@$dirs) {
1503	my $path = path $login;	1629	my $path = path $login;
1504		1630
1505	# a .pst is a dead give-away for a valid player	1631	# a .pst is a dead give-away for a valid player
1506	unless (-e "$path.pst") {	1632	# if no pst file found, open and chekc for blocked users
		1633	if (aio_stat "$path.pst") {
1507	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1634	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1508	aio_read $fh, 0, 512, my $buf, 0 or next;	1635	aio_read $fh, 0, 512, my $buf, 0 or next;
1509	$buf !~ /^password -------------$/m or next; # official not-valid tag	1636	$buf !~ /^password -------------$/m or next; # official not-valid tag
1510	}	1637	}
1511		1638
…		…
1542	}	1669	}
1543		1670
1544	\@paths	1671	\@paths
1545	}	1672	}
1546		1673
1547	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1674	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1548		1675
1549	Expand crossfire pod fragments into protocol xml.	1676	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		1677
1598	=item $player->ext_reply ($msgid, @msg)	1678	=item $player->ext_reply ($msgid, @msg)
1599		1679
1600	Sends an ext reply to the player.	1680	Sends an ext reply to the player.
1601		1681
…		…
1668	our $MAX_RESET = 3600;	1748	our $MAX_RESET = 3600;
1669	our $DEFAULT_RESET = 3000;	1749	our $DEFAULT_RESET = 3000;
1670		1750
1671	sub generate_random_map {	1751	sub generate_random_map {
1672	my ($self, $rmp) = @_;	1752	my ($self, $rmp) = @_;
		1753
		1754	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1755
1673	# mit "rum" bekleckern, nicht	1756	# mit "rum" bekleckern, nicht
1674	$self->_create_random_map (	1757	$self->_create_random_map (
1675	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1758	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1676	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1759	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1677	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1760	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1799		1882
1800	# the temporary/swap location	1883	# the temporary/swap location
1801	sub save_path {	1884	sub save_path {
1802	my ($self) = @_;	1885	my ($self) = @_;
1803		1886
1804	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1887	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1805	"$TMPDIR/$path.map"	1888	"$TMPDIR/$path.map"
1806	}	1889	}
1807		1890
1808	# the unique path, undef == no special unique path	1891	# the unique path, undef == no special unique path
1809	sub uniq_path {	1892	sub uniq_path {
1810	my ($self) = @_;	1893	my ($self) = @_;
1811		1894
1812	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1895	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1813	"$UNIQUEDIR/$path"	1896	"$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	}	1897	}
1824		1898
1825	sub decay_objects {	1899	sub decay_objects {
1826	my ($self) = @_;	1900	my ($self) = @_;
1827		1901
…		…
1911	sub find {	1985	sub find {
1912	my ($path, $origin) = @_;	1986	my ($path, $origin) = @_;
1913		1987
1914	$path = normalise $path, $origin && $origin->path;	1988	$path = normalise $path, $origin && $origin->path;
1915		1989
1916	cf::lock_wait "map_data:$path";#d#remove	1990	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1917	cf::lock_wait "map_find:$path";	1991	my $guard2 = cf::lock_acquire "map_find:$path";
1918		1992
1919	$cf::MAP{$path} || do {	1993	$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	1994	my $map = new_from_path cf::map $path
1924	or return;	1995	or return;
1925		1996
1926	$map->{last_save} = $cf::RUNTIME;	1997	$map->{last_save} = $cf::RUNTIME;
1927		1998
…		…
1929	or return;	2000	or return;
1930		2001
1931	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2002	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1932	# doing this can freeze the server in a sync job, obviously	2003	# doing this can freeze the server in a sync job, obviously
1933	#$cf::WAIT_FOR_TICK->wait;	2004	#$cf::WAIT_FOR_TICK->wait;
		2005	undef $guard2;
1934	undef $guard1;	2006	undef $guard1;
1935	undef $guard2;
1936	$map->reset;	2007	$map->reset;
1937	return find $path;	2008	return find $path;
1938	}	2009	}
1939		2010
1940	$cf::MAP{$path} = $map	2011	$cf::MAP{$path} = $map
…		…
1967	my $f = new_from_file cf::object::thawer $self->{load_path};	2038	my $f = new_from_file cf::object::thawer $self->{load_path};
1968	$f->skip_block;	2039	$f->skip_block;
1969	$self->_load_objects ($f)	2040	$self->_load_objects ($f)
1970	or return;	2041	or return;
1971		2042
1972	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2043	$self->post_load_original
1973	if delete $self->{load_original};	2044	if delete $self->{load_original};
1974		2045
1975	if (my $uniq = $self->uniq_path) {	2046	if (my $uniq = $self->uniq_path) {
1976	utf8::encode $uniq;	2047	utf8::encode $uniq;
1977	unless (aio_stat $uniq) {	2048	unless (aio_stat $uniq) {
…		…
1995	unless ($self->{deny_activate}) {	2066	unless ($self->{deny_activate}) {
1996	$self->decay_objects;	2067	$self->decay_objects;
1997	$self->fix_auto_apply;	2068	$self->fix_auto_apply;
1998	$self->update_buttons;	2069	$self->update_buttons;
1999	cf::cede_to_tick;	2070	cf::cede_to_tick;
2000	$self->set_darkness_map;
2001	cf::cede_to_tick;
2002	$self->activate;	2071	$self->activate;
2003	}	2072	}
2004		2073
2005	$self->{last_save} = $cf::RUNTIME;	2074	$self->{last_save} = $cf::RUNTIME;
2006	$self->last_access ($cf::RUNTIME);	2075	$self->last_access ($cf::RUNTIME);
2007		2076
2008	$self->in_memory (cf::MAP_IN_MEMORY);	2077	$self->in_memory (cf::MAP_ACTIVE);
2009	}	2078	}
2010		2079
2011	$self->post_load;	2080	$self->post_load;
2012	}	2081	}
2013		2082
…		…
2071	my ($path, $origin, $load) = @_;	2140	my ($path, $origin, $load) = @_;
2072		2141
2073	$path = normalise $path, $origin && $origin->{path};	2142	$path = normalise $path, $origin && $origin->{path};
2074		2143
2075	if (my $map = $cf::MAP{$path}) {	2144	if (my $map = $cf::MAP{$path}) {
2076	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2145	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2077	}	2146	}
2078		2147
2079	$MAP_PREFETCH{$path} |= $load;	2148	$MAP_PREFETCH{$path} |= $load;
2080		2149
2081	$MAP_PREFETCHER ||= cf::async {	2150	$MAP_PREFETCHER ||= cf::async {
…		…
2118	cf::async {	2187	cf::async {
2119	$Coro::current->{desc} = "map player save";	2188	$Coro::current->{desc} = "map player save";
2120	$_->contr->save for $self->players;	2189	$_->contr->save for $self->players;
2121	};	2190	};
2122		2191
		2192	cf::get_slot 0.02;
		2193
2123	if ($uniq) {	2194	if ($uniq) {
2124	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2195	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2125	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2196	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2126	} else {	2197	} else {
2127	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2198	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
…		…
2135	$self->save;	2206	$self->save;
2136		2207
2137	my $lock = cf::lock_acquire "map_data:$self->{path}";	2208	my $lock = cf::lock_acquire "map_data:$self->{path}";
2138		2209
2139	return if $self->players;	2210	return if $self->players;
2140	return if $self->in_memory != cf::MAP_IN_MEMORY;	2211	return if $self->in_memory != cf::MAP_ACTIVE;
2141	return if $self->{deny_save};	2212	return if $self->{deny_save};
2142		2213
2143	$self->in_memory (cf::MAP_SWAPPED);	2214	$self->in_memory (cf::MAP_SWAPPED);
2144		2215
2145	$self->deactivate;	2216	$self->deactivate;
…		…
2170		2241
2171	my $lock = cf::lock_acquire "map_data:$self->{path}";	2242	my $lock = cf::lock_acquire "map_data:$self->{path}";
2172		2243
2173	return if $self->players;	2244	return if $self->players;
2174		2245
2175	warn "resetting map ", $self->path;	2246	warn "resetting map ", $self->path, "\n";
2176		2247
2177	$self->in_memory (cf::MAP_SWAPPED);	2248	$self->in_memory (cf::MAP_SWAPPED);
2178		2249
2179	# need to save uniques path	2250	# need to save uniques path
2180	unless ($self->{deny_save}) {	2251	unless ($self->{deny_save}) {
…		…
2263		2334
2264	sub unique_maps() {	2335	sub unique_maps() {
2265	[	2336	[
2266	map {	2337	map {
2267	utf8::decode $_;	2338	utf8::decode $_;
2268	/\.map$/	2339	s/\.map$//; # TODO future compatibility hack
		2340	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2341	? ()
2269	? normalise $_	2342	: normalise $_
2270	: ()
2271	} @{ aio_readdir $UNIQUEDIR or [] }	2343	} @{ aio_readdir $UNIQUEDIR or [] }
2272	]	2344	]
2273	}	2345	}
2274		2346
2275	package cf;	2347	=item cf::map::static_maps
		2348
		2349	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2350	file in the shared directory excluding F</styles> and F</editor>). May
		2351	block.
		2352
		2353	=cut
		2354
		2355	sub static_maps() {
		2356	my @dirs = "";
		2357	my @maps;
		2358
		2359	while (@dirs) {
		2360	my $dir = shift @dirs;
		2361
		2362	next if $dir eq "/styles" || $dir eq "/editor";
		2363
		2364	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2365	or return;
		2366
		2367	for (@$files) {
		2368	s/\.map$// or next;
		2369	utf8::decode $_;
		2370	push @maps, "$dir/$_";
		2371	}
		2372
		2373	push @dirs, map "$dir/$_", @$dirs;
		2374	}
		2375
		2376	\@maps
		2377	}
2276		2378
2277	=back	2379	=back
2278		2380
2279	=head3 cf::object	2381	=head3 cf::object
2280		2382
…		…
2284		2386
2285	=over 4	2387	=over 4
2286		2388
2287	=item $ob->inv_recursive	2389	=item $ob->inv_recursive
2288		2390
2289	Returns the inventory of the object _and_ their inventories, recursively.	2391	Returns the inventory of the object I<and> their inventories, recursively,
		2392	but I<not> the object itself.
2290		2393
2291	=cut	2394	=cut
2292		2395
2293	sub inv_recursive_;	2396	sub inv_recursive_;
2294	sub inv_recursive_ {	2397	sub inv_recursive_ {
…		…
2299	inv_recursive_ inv $_[0]	2402	inv_recursive_ inv $_[0]
2300	}	2403	}
2301		2404
2302	=item $ref = $ob->ref	2405	=item $ref = $ob->ref
2303		2406
2304	creates and returns a persistent reference to an objetc that can be stored as a string.	2407	Creates and returns a persistent reference to an object that can be stored as a string.
2305		2408
2306	=item $ob = cf::object::deref ($refstring)	2409	=item $ob = cf::object::deref ($refstring)
2307		2410
2308	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2411	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2309	even if the object actually exists. May block.	2412	even if the object actually exists. May block.
…		…
2341	can be C<undef>. Does the right thing when the player is currently in a	2444	can be C<undef>. Does the right thing when the player is currently in a
2342	dialogue with the given NPC character.	2445	dialogue with the given NPC character.
2343		2446
2344	=cut	2447	=cut
2345		2448
		2449	our $SAY_CHANNEL = {
		2450	id => "say",
		2451	title => "Map",
		2452	reply => "say ",
		2453	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2454	};
		2455
		2456	our $CHAT_CHANNEL = {
		2457	id => "chat",
		2458	title => "Chat",
		2459	reply => "chat ",
		2460	tooltip => "Player chat and shouts, global to the server.",
		2461	};
		2462
2346	# rough implementation of a future "reply" method that works	2463	# rough implementation of a future "reply" method that works
2347	# with dialog boxes.	2464	# with dialog boxes.
2348	#TODO: the first argument must go, split into a $npc->reply_to ( method	2465	#TODO: the first argument must go, split into a $npc->reply_to ( method
2349	sub cf::object::player::reply($$$;$) {	2466	sub cf::object::player::reply($$$;$) {
2350	my ($self, $npc, $msg, $flags) = @_;	2467	my ($self, $npc, $msg, $flags) = @_;
…		…
2361	my $dialog = $pl->{npc_dialog};	2478	my $dialog = $pl->{npc_dialog};
2362	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2479	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2363		2480
2364	} else {	2481	} else {
2365	$msg = $npc->name . " says: $msg" if $npc;	2482	$msg = $npc->name . " says: $msg" if $npc;
2366	$self->message ($msg, $flags);	2483	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2367	}	2484	}
2368	}	2485	}
2369	}	2486	}
2370		2487
2371	=item $object->send_msg ($channel, $msg, $color, [extra...])	2488	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2396		2513
2397	=item $player_object->enter_link	2514	=item $player_object->enter_link
2398		2515
2399	Freezes the player and moves him/her to a special map (C<{link}>).	2516	Freezes the player and moves him/her to a special map (C<{link}>).
2400		2517
2401	The player should be reasonably safe there for short amounts of time. You	2518	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.	2519	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2520	though, as the palyer cannot control the character while it is on the link
		2521	map.
2403		2522
2404	Will never block.	2523	Will never block.
2405		2524
2406	=item $player_object->leave_link ($map, $x, $y)	2525	=item $player_object->leave_link ($map, $x, $y)
2407		2526
…		…
2459	($x, $y) = (-1, -1)	2578	($x, $y) = (-1, -1)
2460	unless (defined $x) && (defined $y);	2579	unless (defined $x) && (defined $y);
2461		2580
2462	# use -1 or undef as default coordinates, not 0, 0	2581	# use -1 or undef as default coordinates, not 0, 0
2463	($x, $y) = ($map->enter_x, $map->enter_y)	2582	($x, $y) = ($map->enter_x, $map->enter_y)
2464	if $x <=0 && $y <= 0;	2583	if $x <= 0 && $y <= 0;
2465		2584
2466	$map->load;	2585	$map->load;
2467	$map->load_neighbours;	2586	$map->load_neighbours;
2468		2587
2469	return unless $self->contr->active;	2588	return unless $self->contr->active;
2470	$self->activate_recursive;
2471		2589
2472	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2590	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2473	$self->enter_map ($map, $x, $y);	2591	$self->enter_map ($map, $x, $y);
		2592
		2593	# only activate afterwards, to support waiting in hooks
		2594	$self->activate_recursive;
2474	}	2595	}
2475		2596
2476	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2597	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2477		2598
2478	Moves the player to the given map-path and coordinates by first freezing	2599	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	2600	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	2601	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	2602	the new (success) or old (failed) map position. In either case, $done will
2482	be called at the end of this process.	2603	be called at the end of this process.
		2604
		2605	Note that $check will be called with a potentially non-loaded map, so if
		2606	it needs a loaded map it has to call C<< ->load >>.
2483		2607
2484	=cut	2608	=cut
2485		2609
2486	our $GOTOGEN;	2610	our $GOTOGEN;
2487		2611
…		…
2566	}	2690	}
2567		2691
2568	sub prepare_random_map {	2692	sub prepare_random_map {
2569	my ($exit) = @_;	2693	my ($exit) = @_;
2570		2694
2571	my $guard = cf::lock_acquire "exit_prepare:$exit";
2572
2573	# all this does is basically replace the /! path by	2695	# all this does is basically replace the /! path by
2574	# a new random map path (?random/...) with a seed	2696	# a new random map path (?random/...) with a seed
2575	# that depends on the exit object	2697	# that depends on the exit object
2576		2698
2577	my $rmp = parse_random_map_params $exit->msg;	2699	my $rmp = parse_random_map_params $exit->msg;
…		…
2579	if ($exit->map) {	2701	if ($exit->map) {
2580	$rmp->{region} = $exit->region->name;	2702	$rmp->{region} = $exit->region->name;
2581	$rmp->{origin_map} = $exit->map->path;	2703	$rmp->{origin_map} = $exit->map->path;
2582	$rmp->{origin_x} = $exit->x;	2704	$rmp->{origin_x} = $exit->x;
2583	$rmp->{origin_y} = $exit->y;	2705	$rmp->{origin_y} = $exit->y;
		2706
		2707	$exit->map->touch;
2584	}	2708	}
2585		2709
2586	$rmp->{random_seed} ||= $exit->random_seed;	2710	$rmp->{random_seed} ||= $exit->random_seed;
2587		2711
2588	my $data = cf::to_json $rmp;	2712	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2589	my $md5 = Digest::MD5::md5_hex $data;	2713	my $md5 = Digest::MD5::md5_hex $data;
2590	my $meta = "$RANDOMDIR/$md5.meta";	2714	my $meta = "$RANDOMDIR/$md5.meta";
2591		2715
2592	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2716	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2593	aio_write $fh, 0, (length $data), $data, 0;	2717	aio_write $fh, 0, (length $data), $data, 0;
2594	undef $fh;	2718	undef $fh;
2595	aio_rename "$meta~", $meta;	2719	aio_rename "$meta~", $meta;
2596		2720
		2721	my $slaying = "?random/$md5";
		2722
		2723	if ($exit->valid) {
2597	$exit->slaying ("?random/$md5");	2724	$exit->slaying ("?random/$md5");
2598	$exit->msg (undef);	2725	$exit->msg (undef);
		2726	}
2599	}	2727	}
2600	}	2728	}
2601		2729
2602	sub cf::object::player::enter_exit {	2730	sub cf::object::player::enter_exit {
2603	my ($self, $exit) = @_;	2731	my ($self, $exit) = @_;
2604		2732
2605	return unless $self->type == cf::PLAYER;	2733	return unless $self->type == cf::PLAYER;
2606		2734
2607	if ($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;	2735	$self->enter_link;
2619		2736
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 {	2737	(async {
2625	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2738	$Coro::current->{desc} = "enter_exit";
2626		2739
2627	$self->deactivate_recursive; # just to be sure
2628	unless (eval {	2740	unless (eval {
		2741	$self->deactivate_recursive; # just to be sure
		2742
		2743	# random map handling
		2744	{
		2745	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2746
		2747	prepare_random_map $exit
		2748	if $exit->slaying eq "/!";
		2749	}
		2750
		2751	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2752	my $x = $exit->stats->hp;
		2753	my $y = $exit->stats->sp;
		2754
2629	$self->goto ($slaying, $hp, $sp);	2755	$self->goto ($map, $x, $y);
2630		2756
		2757	# if exit is damned, update players death & WoR home-position
		2758	$self->contr->savebed ($map, $x, $y)
		2759	if $exit->flag (cf::FLAG_DAMNED);
		2760
2631	1;	2761	1
2632	}) {	2762	}) {
2633	$self->message ("Something went wrong deep within the crossfire server. "	2763	$self->message ("Something went wrong deep within the deliantra server. "
2634	. "I'll try to bring you back to the map you were before. "	2764	. "I'll try to bring you back to the map you were before. "
2635	. "Please report this to the dungeon master!",	2765	. "Please report this to the dungeon master!",
2636	cf::NDI_UNIQUE | cf::NDI_RED);	2766	cf::NDI_UNIQUE | cf::NDI_RED);
2637		2767
2638	warn "ERROR in enter_exit: $@";	2768	warn "ERROR in enter_exit: $@";
…		…
2666	the message, with C<log> being the default. If C<$color> is negative, suppress	2796	the message, with C<log> being the default. If C<$color> is negative, suppress
2667	the message unless the client supports the msg packet.	2797	the message unless the client supports the msg packet.
2668		2798
2669	=cut	2799	=cut
2670		2800
		2801	# non-persistent channels (usually the info channel)
2671	our %CHANNEL = (	2802	our %CHANNEL = (
		2803	"c/motd" => {
		2804	id => "infobox",
		2805	title => "MOTD",
		2806	reply => undef,
		2807	tooltip => "The message of the day",
		2808	},
2672	"c/identify" => {	2809	"c/identify" => {
2673	id => "infobox",	2810	id => "infobox",
2674	title => "Identify",	2811	title => "Identify",
2675	reply => undef,	2812	reply => undef,
2676	tooltip => "Items recently identified",	2813	tooltip => "Items recently identified",
…		…
2678	"c/examine" => {	2815	"c/examine" => {
2679	id => "infobox",	2816	id => "infobox",
2680	title => "Examine",	2817	title => "Examine",
2681	reply => undef,	2818	reply => undef,
2682	tooltip => "Signs and other items you examined",	2819	tooltip => "Signs and other items you examined",
		2820	},
		2821	"c/shopinfo" => {
		2822	id => "infobox",
		2823	title => "Shop Info",
		2824	reply => undef,
		2825	tooltip => "What your bargaining skill tells you about the shop",
2683	},	2826	},
2684	"c/book" => {	2827	"c/book" => {
2685	id => "infobox",	2828	id => "infobox",
2686	title => "Book",	2829	title => "Book",
2687	reply => undef,	2830	reply => undef,
…		…
2703	id => "infobox",	2846	id => "infobox",
2704	title => "Body Parts",	2847	title => "Body Parts",
2705	reply => undef,	2848	reply => undef,
2706	tooltip => "Shows which body parts you posess and are available",	2849	tooltip => "Shows which body parts you posess and are available",
2707	},	2850	},
		2851	"c/statistics" => {
		2852	id => "infobox",
		2853	title => "Statistics",
		2854	reply => undef,
		2855	tooltip => "Shows your primary statistics",
		2856	},
		2857	"c/skills" => {
		2858	id => "infobox",
		2859	title => "Skills",
		2860	reply => undef,
		2861	tooltip => "Shows your experience per skill and item power",
		2862	},
		2863	"c/shopitems" => {
		2864	id => "infobox",
		2865	title => "Shop Items",
		2866	reply => undef,
		2867	tooltip => "Shows the items currently for sale in this shop",
		2868	},
		2869	"c/resistances" => {
		2870	id => "infobox",
		2871	title => "Resistances",
		2872	reply => undef,
		2873	tooltip => "Shows your resistances",
		2874	},
		2875	"c/pets" => {
		2876	id => "infobox",
		2877	title => "Pets",
		2878	reply => undef,
		2879	tooltip => "Shows information abotu your pets/a specific pet",
		2880	},
		2881	"c/perceiveself" => {
		2882	id => "infobox",
		2883	title => "Perceive Self",
		2884	reply => undef,
		2885	tooltip => "You gained detailed knowledge about yourself",
		2886	},
2708	"c/uptime" => {	2887	"c/uptime" => {
2709	id => "infobox",	2888	id => "infobox",
2710	title => "Uptime",	2889	title => "Uptime",
2711	reply => undef,	2890	reply => undef,
2712	tooltip => "How long the server has been running sicne last restart",	2891	tooltip => "How long the server has been running since last restart",
2713	},	2892	},
2714	"c/mapinfo" => {	2893	"c/mapinfo" => {
2715	id => "infobox",	2894	id => "infobox",
2716	title => "Map Info",	2895	title => "Map Info",
2717	reply => undef,	2896	reply => undef,
2718	tooltip => "Information related to the maps",	2897	tooltip => "Information related to the maps",
2719	},	2898	},
		2899	"c/party" => {
		2900	id => "party",
		2901	title => "Party",
		2902	reply => "gsay ",
		2903	tooltip => "Messages and chat related to your party",
		2904	},
		2905	"c/death" => {
		2906	id => "death",
		2907	title => "Death",
		2908	reply => undef,
		2909	tooltip => "Reason for and more info about your most recent death",
		2910	},
		2911	"c/say" => $SAY_CHANNEL,
		2912	"c/chat" => $CHAT_CHANNEL,
2720	);	2913	);
2721		2914
2722	sub cf::client::send_msg {	2915	sub cf::client::send_msg {
2723	my ($self, $channel, $msg, $color, @extra) = @_;	2916	my ($self, $channel, $msg, $color, @extra) = @_;
2724		2917
2725	$msg = $self->pl->expand_cfpod ($msg);	2918	$msg = $self->pl->expand_cfpod ($msg)
		2919	unless $color & cf::NDI_VERBATIM;
2726		2920
2727	$color &= cf::NDI_CLIENT_MASK; # just in case...	2921	$color &= cf::NDI_CLIENT_MASK; # just in case...
2728		2922
2729	# check predefined channels, for the benefit of C	2923	# check predefined channels, for the benefit of C
2730	if ($CHANNEL{$channel}) {	2924	if ($CHANNEL{$channel}) {
2731	$channel = $CHANNEL{$channel};	2925	$channel = $CHANNEL{$channel};
2732		2926
2733	$self->ext_msg (channel_info => $channel)	2927	$self->ext_msg (channel_info => $channel);
2734	if $self->can_msg;
2735
2736	$channel = $channel->{id};	2928	$channel = $channel->{id};
2737		2929
2738	} elsif (ref $channel) {	2930	} elsif (ref $channel) {
2739	# send meta info to client, if not yet sent	2931	# send meta info to client, if not yet sent
2740	unless (exists $self->{channel}{$channel->{id}}) {	2932	unless (exists $self->{channel}{$channel->{id}}) {
2741	$self->{channel}{$channel->{id}} = $channel;	2933	$self->{channel}{$channel->{id}} = $channel;
2742	$self->ext_msg (channel_info => $channel)	2934	$self->ext_msg (channel_info => $channel);
2743	if $self->can_msg;
2744	}	2935	}
2745		2936
2746	$channel = $channel->{id};	2937	$channel = $channel->{id};
2747	}	2938	}
2748		2939
2749	return unless @extra || length $msg;	2940	return unless @extra || length $msg;
2750		2941
2751	if ($self->can_msg) {
2752	# default colour, mask it out	2942	# default colour, mask it out
2753	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2943	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2754	if $color & cf::NDI_DEF;	2944	if $color & cf::NDI_DEF;
2755		2945
2756	$self->send_packet ("msg " . $self->{json_coder}->encode (	2946	my $pkt = "msg "
		2947	. $self->{json_coder}->encode (
2757	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2948	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2758	} else {	2949	);
2759	if ($color >= 0) {
2760	# replace some tags by gcfclient-compatible ones
2761	for ($msg) {
2762	1 while
2763	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2764	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2765	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2766	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2767	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2768	}
2769		2950
2770	$color &= cf::NDI_COLOR_MASK;	2951	# try lzf for large packets
		2952	$pkt = "lzf " . Compress::LZF::compress $pkt
		2953	if 1024 <= length $pkt and $self->{can_lzf};
2771		2954
2772	utf8::encode $msg;	2955	# split very large packets
2773		2956	if (8192 < length $pkt and $self->{can_lzf}) {
2774	if (0 && $msg =~ /\[/) {	2957	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2775	# COMMAND/INFO	2958	$pkt = "frag";
2776	$self->send_packet ("drawextinfo $color 10 8 $msg")
2777	} else {
2778	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2779	$self->send_packet ("drawinfo $color $msg")
2780	}
2781	}
2782	}	2959	}
		2960
		2961	$self->send_packet ($pkt);
2783	}	2962	}
2784		2963
2785	=item $client->ext_msg ($type, @msg)	2964	=item $client->ext_msg ($type, @msg)
2786		2965
2787	Sends an ext event to the client.	2966	Sends an ext event to the client.
…		…
2961		3140
2962	The following functions and methods are available within a safe environment:	3141	The following functions and methods are available within a safe environment:
2963		3142
2964	cf::object	3143	cf::object
2965	contr pay_amount pay_player map x y force_find force_add destroy	3144	contr pay_amount pay_player map x y force_find force_add destroy
2966	insert remove name archname title slaying race decrease_ob_nr	3145	insert remove name archname title slaying race decrease split
		3146	value
2967		3147
2968	cf::object::player	3148	cf::object::player
2969	player	3149	player
2970		3150
2971	cf::player	3151	cf::player
…		…
2976		3156
2977	=cut	3157	=cut
2978		3158
2979	for (	3159	for (
2980	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3160	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2981	insert remove inv name archname title slaying race	3161	insert remove inv nrof name archname title slaying race
2982	decrease_ob_nr destroy)],	3162	decrease split destroy change_exp value msg lore send_msg)],
2983	["cf::object::player" => qw(player)],	3163	["cf::object::player" => qw(player)],
2984	["cf::player" => qw(peaceful)],	3164	["cf::player" => qw(peaceful send_msg)],
2985	["cf::map" => qw(trigger)],	3165	["cf::map" => qw(trigger)],
2986	) {	3166	) {
2987	no strict 'refs';	3167	no strict 'refs';
2988	my ($pkg, @funs) = @$_;	3168	my ($pkg, @funs) = @$_;
2989	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3169	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
3006	my ($code, %vars) = @_;	3186	my ($code, %vars) = @_;
3007		3187
3008	my $qcode = $code;	3188	my $qcode = $code;
3009	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3189	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3010	$qcode =~ s/\n/\\n/g;	3190	$qcode =~ s/\n/\\n/g;
		3191
		3192	%vars = (_dummy => 0) unless %vars;
3011		3193
3012	local $_;	3194	local $_;
3013	local @safe::cf::_safe_eval_args = values %vars;	3195	local @safe::cf::_safe_eval_args = values %vars;
3014		3196
3015	my $eval =	3197	my $eval =
…		…
3092	{	3274	{
3093	my $faces = $facedata->{faceinfo};	3275	my $faces = $facedata->{faceinfo};
3094		3276
3095	while (my ($face, $info) = each %$faces) {	3277	while (my ($face, $info) = each %$faces) {
3096	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3278	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3279
3097	cf::face::set_visibility $idx, $info->{visibility};	3280	cf::face::set_visibility $idx, $info->{visibility};
3098	cf::face::set_magicmap $idx, $info->{magicmap};	3281	cf::face::set_magicmap $idx, $info->{magicmap};
3099	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3282	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
3100	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3283	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
3101		3284
3102	cf::cede_to_tick;	3285	cf::cede_to_tick;
3103	}	3286	}
3104		3287
3105	while (my ($face, $info) = each %$faces) {	3288	while (my ($face, $info) = each %$faces) {
3106	next unless $info->{smooth};	3289	next unless $info->{smooth};
		3290
3107	my $idx = cf::face::find $face	3291	my $idx = cf::face::find $face
3108	or next;	3292	or next;
		3293
3109	if (my $smooth = cf::face::find $info->{smooth}) {	3294	if (my $smooth = cf::face::find $info->{smooth}) {
3110	cf::face::set_smooth $idx, $smooth;	3295	cf::face::set_smooth $idx, $smooth;
3111	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3296	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3112	} else {	3297	} else {
3113	warn "smooth face '$info->{smooth}' not found for face '$face'";	3298	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3131	{	3316	{
3132	# TODO: for gcfclient pleasure, we should give resources	3317	# TODO: for gcfclient pleasure, we should give resources
3133	# that gcfclient doesn't grok a >10000 face index.	3318	# that gcfclient doesn't grok a >10000 face index.
3134	my $res = $facedata->{resource};	3319	my $res = $facedata->{resource};
3135		3320
3136	my $soundconf = delete $res->{"res/sound.conf"};
3137
3138	while (my ($name, $info) = each %$res) {	3321	while (my ($name, $info) = each %$res) {
		3322	if (defined $info->{type}) {
3139	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3323	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3140	my $data;	3324	my $data;
3141		3325
3142	if ($info->{type} & 1) {	3326	if ($info->{type} & 1) {
3143	# prepend meta info	3327	# prepend meta info
3144		3328
3145	my $meta = $enc->encode ({	3329	my $meta = $enc->encode ({
3146	name => $name,	3330	name => $name,
3147	%{ $info->{meta} || {} },	3331	%{ $info->{meta} || {} },
3148	});	3332	});
3149		3333
3150	$data = pack "(w/a*)*", $meta, $info->{data};	3334	$data = pack "(w/a*)*", $meta, $info->{data};
		3335	} else {
		3336	$data = $info->{data};
		3337	}
		3338
		3339	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3340	cf::face::set_type $idx, $info->{type};
3151	} else {	3341	} else {
3152	$data = $info->{data};	3342	$RESOURCE{$name} = $info;
3153	}	3343	}
3154		3344
3155	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3156	cf::face::set_type $idx, $info->{type};
3157
3158	cf::cede_to_tick;	3345	cf::cede_to_tick;
3159	}	3346	}
3160
3161	if ($soundconf) {
3162	$soundconf = $enc->decode (delete $soundconf->{data});
3163
3164	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3165	my $sound = $soundconf->{compat}[$_]
3166	or next;
3167
3168	my $face = cf::face::find "sound/$sound->[1]";
3169	cf::sound::set $sound->[0] => $face;
3170	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3171	}
3172
3173	while (my ($k, $v) = each %{$soundconf->{event}}) {
3174	my $face = cf::face::find "sound/$v";
3175	cf::sound::set $k => $face;
3176	}
3177	}
3178	}	3347	}
		3348
		3349	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3179		3350
3180	1	3351	1
3181	}	3352	}
		3353
		3354	cf::global->attach (on_resource_update => sub {
		3355	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3356	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3357
		3358	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3359	my $sound = $soundconf->{compat}[$_]
		3360	or next;
		3361
		3362	my $face = cf::face::find "sound/$sound->[1]";
		3363	cf::sound::set $sound->[0] => $face;
		3364	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3365	}
		3366
		3367	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3368	my $face = cf::face::find "sound/$v";
		3369	cf::sound::set $k => $face;
		3370	}
		3371	}
		3372	});
3182		3373
3183	register_exticmd fx_want => sub {	3374	register_exticmd fx_want => sub {
3184	my ($ns, $want) = @_;	3375	my ($ns, $want) = @_;
3185		3376
3186	while (my ($k, $v) = each %$want) {	3377	while (my ($k, $v) = each %$want) {
3187	$ns->fx_want ($k, $v);	3378	$ns->fx_want ($k, $v);
3188	}	3379	}
3189	};	3380	};
		3381
		3382	sub load_resource_file($) {
		3383	my $guard = lock_acquire "load_resource_file";
		3384
		3385	my $status = load_resource_file_ $_[0];
		3386	get_slot 0.1, 100;
		3387	cf::arch::commit_load;
		3388
		3389	$status
		3390	}
3190		3391
3191	sub reload_regions {	3392	sub reload_regions {
3192	# HACK to clear player env face cache, we need some signal framework	3393	# HACK to clear player env face cache, we need some signal framework
3193	# for this (global event?)	3394	# for this (global event?)
3194	%ext::player_env::MUSIC_FACE_CACHE = ();	3395	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3208	}	3409	}
3209		3410
3210	sub reload_archetypes {	3411	sub reload_archetypes {
3211	load_resource_file "$DATADIR/archetypes"	3412	load_resource_file "$DATADIR/archetypes"
3212	or die "unable to load archetypes\n";	3413	or die "unable to load archetypes\n";
3213	#d# NEED to laod twice to resolve forward references
3214	# this really needs to be done in an extra post-pass
3215	# (which needs to be synchronous, so solve it differently)
3216	load_resource_file "$DATADIR/archetypes"
3217	or die "unable to load archetypes\n";
3218	}	3414	}
3219		3415
3220	sub reload_treasures {	3416	sub reload_treasures {
3221	load_resource_file "$DATADIR/treasures"	3417	load_resource_file "$DATADIR/treasures"
3222	or die "unable to load treasurelists\n";	3418	or die "unable to load treasurelists\n";
3223	}	3419	}
3224		3420
3225	sub reload_resources {	3421	sub reload_resources {
3226	warn "reloading resource files...\n";	3422	warn "reloading resource files...\n";
3227		3423
		3424	reload_facedata;
		3425	reload_archetypes;
3228	reload_regions;	3426	reload_regions;
3229	reload_facedata;
3230	#reload_archetypes;#d#
3231	reload_archetypes;
3232	reload_treasures;	3427	reload_treasures;
3233		3428
3234	warn "finished reloading resource files\n";	3429	warn "finished reloading resource files\n";
3235	}	3430	}
3236		3431
3237	sub init {
3238	reload_resources;
3239	}
3240
3241	sub reload_config {	3432	sub reload_config {
		3433	warn "reloading config file...\n";
		3434
3242	open my $fh, "<:utf8", "$CONFDIR/config"	3435	open my $fh, "<:utf8", "$CONFDIR/config"
3243	or return;	3436	or return;
3244		3437
3245	local $/;	3438	local $/;
3246	*CFG = YAML::Syck::Load <$fh>;	3439	*CFG = YAML::XS::Load scalar <$fh>;
3247		3440
3248	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3441	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3249		3442
3250	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3443	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3251	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3444	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3255	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3448	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3256	and die "WARNING: m(un)lockall failed: $!\n";	3449	and die "WARNING: m(un)lockall failed: $!\n";
3257	};	3450	};
3258	warn $@ if $@;	3451	warn $@ if $@;
3259	}	3452	}
		3453
		3454	warn "finished reloading resource files\n";
		3455	}
		3456
		3457	sub pidfile() {
		3458	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3459	or die "$PIDFILE: $!";
		3460	flock $fh, &Fcntl::LOCK_EX
		3461	or die "$PIDFILE: flock: $!";
		3462	$fh
		3463	}
		3464
		3465	# make sure only one server instance is running at any one time
		3466	sub atomic {
		3467	my $fh = pidfile;
		3468
		3469	my $pid = <$fh>;
		3470	kill 9, $pid if $pid > 0;
		3471
		3472	seek $fh, 0, 0;
		3473	print $fh $$;
		3474	}
		3475
		3476	sub main_loop {
		3477	warn "EV::loop starting\n";
		3478	if (1) {
		3479	EV::loop;
		3480	}
		3481	warn "EV::loop returned\n";
		3482	goto &main_loop unless $REALLY_UNLOOP;
3260	}	3483	}
3261		3484
3262	sub main {	3485	sub main {
		3486	cf::init_globals; # initialise logging
		3487
		3488	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3489	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3490	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3491	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3492
		3493	cf::init_experience;
		3494	cf::init_anim;
		3495	cf::init_attackmess;
		3496	cf::init_dynamic;
		3497
		3498	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3499
3263	# we must not ever block the main coroutine	3500	# we must not ever block the main coroutine
3264	local $Coro::idle = sub {	3501	local $Coro::idle = sub {
3265	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3502	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3266	(async {	3503	(async {
3267	$Coro::current->{desc} = "IDLE BUG HANDLER";	3504	$Coro::current->{desc} = "IDLE BUG HANDLER";
3268	Event::one_event;	3505	EV::loop EV::LOOP_ONESHOT;
3269	})->prio (Coro::PRIO_MAX);	3506	})->prio (Coro::PRIO_MAX);
3270	};	3507	};
3271		3508
		3509	evthread_start IO::AIO::poll_fileno;
		3510
		3511	cf::sync_job {
		3512	reload_resources;
3272	reload_config;	3513	reload_config;
3273	db_init;	3514	db_init;
		3515
		3516	cf::load_settings;
		3517	cf::load_materials;
		3518	cf::init_uuid;
		3519	cf::init_signals;
		3520	cf::init_commands;
		3521	cf::init_skills;
		3522
		3523	cf::init_beforeplay;
		3524
		3525	atomic;
		3526
3274	load_extensions;	3527	load_extensions;
3275		3528
3276	$TICK_WATCHER->start;	3529	utime time, time, $RUNTIMEFILE;
3277	Event::loop;	3530
		3531	# no (long-running) fork's whatsoever before this point(!)
		3532	use POSIX ();
		3533	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3534
		3535	(pop @POST_INIT)->(0) while @POST_INIT;
		3536	};
		3537
		3538	main_loop;
3278	}	3539	}
3279		3540
3280	#############################################################################	3541	#############################################################################
3281	# initialisation and cleanup	3542	# initialisation and cleanup
3282		3543
3283	# install some emergency cleanup handlers	3544	# install some emergency cleanup handlers
3284	BEGIN {	3545	BEGIN {
		3546	our %SIGWATCHER = ();
3285	for my $signal (qw(INT HUP TERM)) {	3547	for my $signal (qw(INT HUP TERM)) {
3286	Event->signal (	3548	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3287	reentrant => 0,
3288	data => WF_AUTOCANCEL,
3289	signal => $signal,
3290	prio => 0,
3291	cb => sub {
3292	cf::cleanup "SIG$signal";	3549	cf::cleanup "SIG$signal";
3293	},
3294	);	3550	};
3295	}	3551	}
3296	}	3552	}
3297		3553
3298	sub write_runtime {	3554	sub write_runtime_sync {
3299	my $runtime = "$LOCALDIR/runtime";
3300
3301	# first touch the runtime file to show we are still running:	3555	# first touch the runtime file to show we are still running:
3302	# the fsync below can take a very very long time.	3556	# the fsync below can take a very very long time.
3303		3557
3304	IO::AIO::aio_utime $runtime, undef, undef;	3558	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3305		3559
3306	my $guard = cf::lock_acquire "write_runtime";	3560	my $guard = cf::lock_acquire "write_runtime";
3307		3561
3308	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3562	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3309	or return;	3563	or return;
3310		3564
3311	my $value = $cf::RUNTIME + 90 + 10;	3565	my $value = $cf::RUNTIME + 90 + 10;
3312	# 10 is the runtime save interval, for a monotonic clock	3566	# 10 is the runtime save interval, for a monotonic clock
3313	# 60 allows for the watchdog to kill the server.	3567	# 60 allows for the watchdog to kill the server.
…		…
3323	aio_utime $fh, undef, undef;	3577	aio_utime $fh, undef, undef;
3324		3578
3325	close $fh	3579	close $fh
3326	or return;	3580	or return;
3327		3581
3328	aio_rename "$runtime~", $runtime	3582	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3329	and return;	3583	and return;
3330		3584
3331	warn "runtime file written.\n";	3585	warn "runtime file written.\n";
3332		3586
3333	1	3587	1
		3588	}
		3589
		3590	our $uuid_lock;
		3591	our $uuid_skip;
		3592
		3593	sub write_uuid_sync($) {
		3594	$uuid_skip ||= $_[0];
		3595
		3596	return if $uuid_lock;
		3597	local $uuid_lock = 1;
		3598
		3599	my $uuid = "$LOCALDIR/uuid";
		3600
		3601	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3602	or return;
		3603
		3604	my $value = uuid_seq uuid_cur;
		3605
		3606	unless ($value) {
		3607	warn "cowardly refusing to write zero uuid value!\n";
		3608	return;
		3609	}
		3610
		3611	my $value = uuid_str $value + $uuid_skip;
		3612	$uuid_skip = 0;
		3613
		3614	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3615	and return;
		3616
		3617	# always fsync - this file is important
		3618	aio_fsync $fh
		3619	and return;
		3620
		3621	close $fh
		3622	or return;
		3623
		3624	aio_rename "$uuid~", $uuid
		3625	and return;
		3626
		3627	warn "uuid file written ($value).\n";
		3628
		3629	1
		3630
		3631	}
		3632
		3633	sub write_uuid($$) {
		3634	my ($skip, $sync) = @_;
		3635
		3636	$sync ? write_uuid_sync $skip
		3637	: async { write_uuid_sync $skip };
3334	}	3638	}
3335		3639
3336	sub emergency_save() {	3640	sub emergency_save() {
3337	my $freeze_guard = cf::freeze_mainloop;	3641	my $freeze_guard = cf::freeze_mainloop;
3338		3642
3339	warn "enter emergency perl save\n";	3643	warn "emergency_perl_save: enter\n";
3340		3644
3341	cf::sync_job {	3645	cf::sync_job {
		3646	# this is a trade-off: we want to be very quick here, so
		3647	# save all maps without fsync, and later call a global sync
		3648	# (which in turn might be very very slow)
		3649	local $USE_FSYNC = 0;
		3650
3342	# use a peculiar iteration method to avoid tripping on perl	3651	# use a peculiar iteration method to avoid tripping on perl
3343	# refcount bugs in for. also avoids problems with players	3652	# refcount bugs in for. also avoids problems with players
3344	# and maps saved/destroyed asynchronously.	3653	# and maps saved/destroyed asynchronously.
3345	warn "begin emergency player save\n";	3654	warn "emergency_perl_save: begin player save\n";
3346	for my $login (keys %cf::PLAYER) {	3655	for my $login (keys %cf::PLAYER) {
3347	my $pl = $cf::PLAYER{$login} or next;	3656	my $pl = $cf::PLAYER{$login} or next;
3348	$pl->valid or next;	3657	$pl->valid or next;
3349	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3658	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3350	$pl->save;	3659	$pl->save;
3351	}	3660	}
3352	warn "end emergency player save\n";	3661	warn "emergency_perl_save: end player save\n";
3353		3662
3354	warn "begin emergency map save\n";	3663	warn "emergency_perl_save: begin map save\n";
3355	for my $path (keys %cf::MAP) {	3664	for my $path (keys %cf::MAP) {
3356	my $map = $cf::MAP{$path} or next;	3665	my $map = $cf::MAP{$path} or next;
3357	$map->valid or next;	3666	$map->valid or next;
3358	$map->save;	3667	$map->save;
3359	}	3668	}
3360	warn "end emergency map save\n";	3669	warn "emergency_perl_save: end map save\n";
3361		3670
3362	warn "begin emergency database checkpoint\n";	3671	warn "emergency_perl_save: begin database checkpoint\n";
3363	BDB::db_env_txn_checkpoint $DB_ENV;	3672	BDB::db_env_txn_checkpoint $DB_ENV;
3364	warn "end emergency database checkpoint\n";	3673	warn "emergency_perl_save: end database checkpoint\n";
		3674
		3675	warn "emergency_perl_save: begin write uuid\n";
		3676	write_uuid_sync 1;
		3677	warn "emergency_perl_save: end write uuid\n";
3365	};	3678	};
3366		3679
		3680	warn "emergency_perl_save: starting sync()\n";
		3681	IO::AIO::aio_sync sub {
		3682	warn "emergency_perl_save: finished sync()\n";
		3683	};
		3684
3367	warn "leave emergency perl save\n";	3685	warn "emergency_perl_save: leave\n";
3368	}	3686	}
3369		3687
3370	sub post_cleanup {	3688	sub post_cleanup {
3371	my ($make_core) = @_;	3689	my ($make_core) = @_;
3372		3690
3373	warn Carp::longmess "post_cleanup backtrace"	3691	warn Carp::longmess "post_cleanup backtrace"
3374	if $make_core;	3692	if $make_core;
		3693
		3694	my $fh = pidfile;
		3695	unlink $PIDFILE if <$fh> == $$;
		3696	}
		3697
		3698	# a safer delete_package, copied from Symbol
		3699	sub clear_package($) {
		3700	my $pkg = shift;
		3701
		3702	# expand to full symbol table name if needed
		3703	unless ($pkg =~ /^main::.*::$/) {
		3704	$pkg = "main$pkg" if $pkg =~ /^::/;
		3705	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3706	$pkg .= '::' unless $pkg =~ /::$/;
		3707	}
		3708
		3709	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3710	my $stem_symtab = *{$stem}{HASH};
		3711
		3712	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3713	or return;
		3714
		3715	# clear all symbols
		3716	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3717	for my $name (keys %$leaf_symtab) {
		3718	_gv_clear *{"$pkg$name"};
		3719	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3720	}
		3721	warn "cleared package $pkg\n";#d#
3375	}	3722	}
3376		3723
3377	sub do_reload_perl() {	3724	sub do_reload_perl() {
3378	# can/must only be called in main	3725	# can/must only be called in main
3379	if ($Coro::current != $Coro::main) {	3726	if ($Coro::current != $Coro::main) {
3380	warn "can only reload from main coroutine";	3727	warn "can only reload from main coroutine";
3381	return;	3728	return;
3382	}	3729	}
3383		3730
		3731	return if $RELOAD++;
		3732
		3733	my $t1 = EV::time;
		3734
		3735	while ($RELOAD) {
3384	warn "reloading...";	3736	warn "reloading...";
3385		3737
3386	warn "entering sync_job";	3738	warn "entering sync_job";
3387		3739
3388	cf::sync_job {	3740	cf::sync_job {
3389	cf::write_runtime; # external watchdog should not bark	3741	cf::write_runtime_sync; # external watchdog should not bark
3390	cf::emergency_save;	3742	cf::emergency_save;
3391	cf::write_runtime; # external watchdog should not bark	3743	cf::write_runtime_sync; # external watchdog should not bark
3392		3744
3393	warn "syncing database to disk";	3745	warn "syncing database to disk";
3394	BDB::db_env_txn_checkpoint $DB_ENV;	3746	BDB::db_env_txn_checkpoint $DB_ENV;
3395		3747
3396	# if anything goes wrong in here, we should simply crash as we already saved	3748	# if anything goes wrong in here, we should simply crash as we already saved
3397		3749
3398	warn "cancelling all WF_AUTOCANCEL watchers";
3399	for (Event::all_watchers) {
3400	$_->cancel if $_->data & WF_AUTOCANCEL;
3401	}
3402
3403	warn "flushing outstanding aio requests";	3750	warn "flushing outstanding aio requests";
3404	for (;;) {
3405	BDB::flush;
3406	IO::AIO::flush;
3407	Coro::cede_notself;
3408	last unless IO::AIO::nreqs || BDB::nreqs;	3751	while (IO::AIO::nreqs || BDB::nreqs) {
3409	warn "iterate...";	3752	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3410	}
3411
3412	++$RELOAD;
3413
3414	warn "cancelling all extension coros";
3415	$_->cancel for values %EXT_CORO;
3416	%EXT_CORO = ();
3417
3418	warn "removing commands";
3419	%COMMAND = ();
3420
3421	warn "removing ext/exti commands";
3422	%EXTCMD = ();
3423	%EXTICMD = ();
3424
3425	warn "unloading/nuking all extensions";
3426	for my $pkg (@EXTS) {
3427	warn "... unloading $pkg";
3428
3429	if (my $cb = $pkg->can ("unload")) {
3430	eval {
3431	$cb->($pkg);
3432	1
3433	} or warn "$pkg unloaded, but with errors: $@";
3434	}	3753	}
3435		3754
3436	warn "... nuking $pkg";	3755	warn "cancelling all extension coros";
3437	Symbol::delete_package $pkg;	3756	$_->cancel for values %EXT_CORO;
3438	}	3757	%EXT_CORO = ();
3439		3758
3440	warn "unloading all perl modules loaded from $LIBDIR";	3759	warn "removing commands";
3441	while (my ($k, $v) = each %INC) {	3760	%COMMAND = ();
3442	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3443		3761
		3762	warn "removing ext/exti commands";
		3763	%EXTCMD = ();
		3764	%EXTICMD = ();
		3765
		3766	warn "unloading/nuking all extensions";
		3767	for my $pkg (@EXTS) {
3444	warn "... unloading $k";	3768	warn "... unloading $pkg";
3445	delete $INC{$k};
3446		3769
3447	$k =~ s/\.pm$//;
3448	$k =~ s/\//::/g;
3449
3450	if (my $cb = $k->can ("unload_module")) {	3770	if (my $cb = $pkg->can ("unload")) {
		3771	eval {
3451	$cb->();	3772	$cb->($pkg);
		3773	1
		3774	} or warn "$pkg unloaded, but with errors: $@";
		3775	}
		3776
		3777	warn "... clearing $pkg";
		3778	clear_package $pkg;
3452	}	3779	}
3453		3780
3454	Symbol::delete_package $k;	3781	warn "unloading all perl modules loaded from $LIBDIR";
		3782	while (my ($k, $v) = each %INC) {
		3783	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3784
		3785	warn "... unloading $k";
		3786	delete $INC{$k};
		3787
		3788	$k =~ s/\.pm$//;
		3789	$k =~ s/\//::/g;
		3790
		3791	if (my $cb = $k->can ("unload_module")) {
		3792	$cb->();
		3793	}
		3794
		3795	clear_package $k;
3455	}	3796	}
3456		3797
3457	warn "getting rid of safe::, as good as possible";	3798	warn "getting rid of safe::, as good as possible";
3458	Symbol::delete_package "safe::$_"	3799	clear_package "safe::$_"
3459	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3800	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3460		3801
3461	warn "unloading cf.pm \"a bit\"";	3802	warn "unloading cf.pm \"a bit\"";
3462	delete $INC{"cf.pm"};	3803	delete $INC{"cf.pm"};
3463	delete $INC{"cf/pod.pm"};	3804	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3464		3805
3465	# don't, removes xs symbols, too,	3806	# don't, removes xs symbols, too,
3466	# and global variables created in xs	3807	# and global variables created in xs
3467	#Symbol::delete_package __PACKAGE__;	3808	#clear_package __PACKAGE__;
3468		3809
3469	warn "unload completed, starting to reload now";	3810	warn "unload completed, starting to reload now";
3470		3811
3471	warn "reloading cf.pm";	3812	warn "reloading cf.pm";
3472	require cf;	3813	require cf;
3473	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3814	cf::_connect_to_perl_1;
3474		3815
3475	warn "loading config and database again";	3816	warn "loading config and database again";
3476	cf::reload_config;	3817	cf::reload_config;
3477		3818
3478	warn "loading extensions";	3819	warn "loading extensions";
3479	cf::load_extensions;	3820	cf::load_extensions;
3480		3821
		3822	if ($REATTACH_ON_RELOAD) {
3481	warn "reattaching attachments to objects/players";	3823	warn "reattaching attachments to objects/players";
3482	_global_reattach; # objects, sockets	3824	_global_reattach; # objects, sockets
3483	warn "reattaching attachments to maps";	3825	warn "reattaching attachments to maps";
3484	reattach $_ for values %MAP;	3826	reattach $_ for values %MAP;
3485	warn "reattaching attachments to players";	3827	warn "reattaching attachments to players";
3486	reattach $_ for values %PLAYER;	3828	reattach $_ for values %PLAYER;
		3829	}
3487		3830
		3831	warn "running post_init jobs";
		3832	(pop @POST_INIT)->(1) while @POST_INIT;
		3833
3488	warn "leaving sync_job";	3834	warn "leaving sync_job";
3489		3835
3490	1	3836	1
3491	} or do {	3837	} or do {
3492	warn $@;	3838	warn $@;
3493	warn "error while reloading, exiting.";	3839	cf::cleanup "error while reloading, exiting.";
3494	exit 1;
3495	};	3840	};
3496		3841
3497	warn "reloaded";	3842	warn "reloaded";
		3843	--$RELOAD;
		3844	}
		3845
		3846	$t1 = EV::time - $t1;
		3847	warn "reload completed in ${t1}s\n";
3498	};	3848	};
3499		3849
3500	our $RELOAD_WATCHER; # used only during reload	3850	our $RELOAD_WATCHER; # used only during reload
3501		3851
3502	sub reload_perl() {	3852	sub reload_perl() {
3503	# doing reload synchronously and two reloads happen back-to-back,	3853	# doing reload synchronously and two reloads happen back-to-back,
3504	# coro crashes during coro_state_free->destroy here.	3854	# coro crashes during coro_state_free->destroy here.
3505		3855
3506	$RELOAD_WATCHER ||= Event->timer (	3856	$RELOAD_WATCHER ||= cf::async {
3507	reentrant => 0,	3857	Coro::AIO::aio_wait cache_extensions;
3508	after => 0,	3858
3509	data => WF_AUTOCANCEL,	3859	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3510	cb => sub {
3511	do_reload_perl;	3860	do_reload_perl;
3512	undef $RELOAD_WATCHER;	3861	undef $RELOAD_WATCHER;
3513	},	3862	};
3514	);	3863	};
3515	}	3864	}
3516		3865
3517	register_command "reload" => sub {	3866	register_command "reload" => sub {
3518	my ($who, $arg) = @_;	3867	my ($who, $arg) = @_;
3519		3868
…		…
3532		3881
3533	our @WAIT_FOR_TICK;	3882	our @WAIT_FOR_TICK;
3534	our @WAIT_FOR_TICK_BEGIN;	3883	our @WAIT_FOR_TICK_BEGIN;
3535		3884
3536	sub wait_for_tick {	3885	sub wait_for_tick {
3537	return unless $TICK_WATCHER->is_active;
3538	return if $Coro::current == $Coro::main;	3886	return if tick_inhibit || $Coro::current == $Coro::main;
3539		3887
3540	my $signal = new Coro::Signal;	3888	my $signal = new Coro::Signal;
3541	push @WAIT_FOR_TICK, $signal;	3889	push @WAIT_FOR_TICK, $signal;
3542	$signal->wait;	3890	$signal->wait;
3543	}	3891	}
3544		3892
3545	sub wait_for_tick_begin {	3893	sub wait_for_tick_begin {
3546	return unless $TICK_WATCHER->is_active;
3547	return if $Coro::current == $Coro::main;	3894	return if tick_inhibit || $Coro::current == $Coro::main;
3548		3895
3549	my $signal = new Coro::Signal;	3896	my $signal = new Coro::Signal;
3550	push @WAIT_FOR_TICK_BEGIN, $signal;	3897	push @WAIT_FOR_TICK_BEGIN, $signal;
3551	$signal->wait;	3898	$signal->wait;
3552	}	3899	}
3553		3900
3554	$TICK_WATCHER = Event->timer (	3901	sub tick {
3555	reentrant => 0,
3556	parked => 1,
3557	prio => 0,
3558	at => $NEXT_TICK || $TICK,
3559	data => WF_AUTOCANCEL,
3560	cb => sub {
3561	if ($Coro::current != $Coro::main) {	3902	if ($Coro::current != $Coro::main) {
3562	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3903	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3563	unless ++$bug_warning > 10;	3904	unless ++$bug_warning > 10;
3564	return;	3905	return;
3565	}	3906	}
3566		3907
3567	$NOW = $tick_start = Event::time;
3568
3569	cf::server_tick; # one server iteration	3908	cf::server_tick; # one server iteration
3570		3909
3571	$RUNTIME += $TICK;
3572	$NEXT_TICK += $TICK;
3573
3574	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3910	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3575	$NEXT_RUNTIME_WRITE = $NOW + 10;	3911	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3576	Coro::async_pool {	3912	Coro::async_pool {
3577	$Coro::current->{desc} = "runtime saver";	3913	$Coro::current->{desc} = "runtime saver";
3578	write_runtime	3914	write_runtime_sync
3579	or warn "ERROR: unable to write runtime file: $!";	3915	or warn "ERROR: unable to write runtime file: $!";
3580	};
3581	}	3916	};
		3917	}
3582		3918
3583	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3919	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3584	$sig->send;	3920	$sig->send;
3585	}	3921	}
3586	while (my $sig = shift @WAIT_FOR_TICK) {	3922	while (my $sig = shift @WAIT_FOR_TICK) {
3587	$sig->send;	3923	$sig->send;
3588	}	3924	}
3589		3925
3590	$NOW = Event::time;	3926	$LOAD = ($NOW - $TICK_START) / $TICK;
3591
3592	# if we are delayed by four ticks or more, skip them all
3593	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3594
3595	$TICK_WATCHER->at ($NEXT_TICK);
3596	$TICK_WATCHER->start;
3597
3598	$LOAD = ($NOW - $tick_start) / $TICK;
3599	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3927	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3600		3928
3601	_post_tick;	3929	if (0) {
		3930	if ($NEXT_TICK) {
		3931	my $jitter = $TICK_START - $NEXT_TICK;
		3932	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3933	warn "jitter $JITTER\n";#d#
		3934	}
3602	},	3935	}
3603	);	3936	}
3604		3937
3605	{	3938	{
		3939	# configure BDB
		3940
3606	BDB::min_parallel 8;	3941	BDB::min_parallel 8;
3607	BDB::max_poll_time $TICK * 0.1;	3942	BDB::max_poll_reqs $TICK * 0.1;
3608	$BDB_POLL_WATCHER = Event->io (	3943	$AnyEvent::BDB::WATCHER->priority (1);
3609	reentrant => 0,
3610	fd => BDB::poll_fileno,
3611	poll => 'r',
3612	prio => 0,
3613	data => WF_AUTOCANCEL,
3614	cb => \&BDB::poll_cb,
3615	);
3616
3617	BDB::set_sync_prepare {
3618	my $status;
3619	my $current = $Coro::current;
3620	(
3621	sub {
3622	$status = $!;
3623	$current->ready; undef $current;
3624	},
3625	sub {
3626	Coro::schedule while defined $current;
3627	$! = $status;
3628	},
3629	)
3630	};
3631		3944
3632	unless ($DB_ENV) {	3945	unless ($DB_ENV) {
3633	$DB_ENV = BDB::db_env_create;	3946	$DB_ENV = BDB::db_env_create;
3634	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3947	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3635	| BDB::LOG_AUTOREMOVE, 1);	3948	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3949	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3636	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3950	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3637	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3951	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3638		3952
3639	cf::sync_job {	3953	cf::sync_job {
3640	eval {	3954	eval {
…		…
3650		3964
3651	cf::cleanup "db_env_open(db): $@" if $@;	3965	cf::cleanup "db_env_open(db): $@" if $@;
3652	};	3966	};
3653	}	3967	}
3654		3968
3655	$BDB_DEADLOCK_WATCHER = Event->timer (	3969	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3656	after => 3,
3657	interval => 1,
3658	hard => 1,
3659	prio => 0,
3660	data => WF_AUTOCANCEL,
3661	cb => sub {
3662	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	3970	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3663	},
3664	);	3971	};
3665	$BDB_CHECKPOINT_WATCHER = Event->timer (	3972	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3666	after => 11,
3667	interval => 60,
3668	hard => 1,
3669	prio => 0,
3670	data => WF_AUTOCANCEL,
3671	cb => sub {
3672	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	3973	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3673	},
3674	);	3974	};
3675	$BDB_TRICKLE_WATCHER = Event->timer (	3975	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3676	after => 5,
3677	interval => 10,
3678	hard => 1,
3679	prio => 0,
3680	data => WF_AUTOCANCEL,
3681	cb => sub {
3682	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	3976	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3683	},
3684	);	3977	};
3685	}	3978	}
3686		3979
3687	{	3980	{
		3981	# configure IO::AIO
		3982
3688	IO::AIO::min_parallel 8;	3983	IO::AIO::min_parallel 8;
3689
3690	undef $Coro::AIO::WATCHER;
3691	IO::AIO::max_poll_time $TICK * 0.1;	3984	IO::AIO::max_poll_time $TICK * 0.1;
3692	$AIO_POLL_WATCHER = Event->io (	3985	undef $AnyEvent::AIO::WATCHER;
3693	reentrant => 0,
3694	data => WF_AUTOCANCEL,
3695	fd => IO::AIO::poll_fileno,
3696	poll => 'r',
3697	prio => 0,
3698	cb => \&IO::AIO::poll_cb,
3699	);
3700	}	3986	}
3701		3987
3702	my $_log_backtrace;	3988	my $_log_backtrace;
3703		3989
3704	sub _log_backtrace {	3990	sub _log_backtrace {
…		…
3707	$msg =~ s/\n//;	3993	$msg =~ s/\n//;
3708		3994
3709	# limit the # of concurrent backtraces	3995	# limit the # of concurrent backtraces
3710	if ($_log_backtrace < 2) {	3996	if ($_log_backtrace < 2) {
3711	++$_log_backtrace;	3997	++$_log_backtrace;
		3998	my $perl_bt = Carp::longmess $msg;
3712	async {	3999	async {
3713	$Coro::current->{desc} = "abt $msg";	4000	$Coro::current->{desc} = "abt $msg";
3714		4001
3715	my @bt = fork_call {	4002	my @bt = fork_call {
3716	@addr = map { sprintf "%x", $_ } @addr;	4003	@addr = map { sprintf "%x", $_ } @addr;
…		…
3727	}	4014	}
3728		4015
3729	@funcs	4016	@funcs
3730	};	4017	};
3731		4018
3732	LOG llevInfo, "[ABT] $msg\n";	4019	LOG llevInfo, "[ABT] $perl_bt\n";
		4020	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3733	LOG llevInfo, "[ABT] $_\n" for @bt;	4021	LOG llevInfo, "[ABT] $_\n" for @bt;
3734	--$_log_backtrace;	4022	--$_log_backtrace;
3735	};	4023	};
3736	} else {	4024	} else {
3737	LOG llevInfo, "[ABT] $msg\n";	4025	LOG llevInfo, "[ABT] $msg\n";
3738	LOG llevInfo, "[ABT] [suppressed]\n";	4026	LOG llevInfo, "[ABT] [suppressed]\n";
3739	}	4027	}
3740	}	4028	}
3741		4029
3742	# load additional modules	4030	# load additional modules
3743	use cf::pod;	4031	require "cf/$_.pm" for @EXTRA_MODULES;
		4032	cf::_connect_to_perl_2;
3744		4033
3745	END { cf::emergency_save }	4034	END { cf::emergency_save }
3746		4035
3747	1	4036	1
3748		4037

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