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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.339 by root, Fri Aug 24 00:26:10 2007 UTC vs.
Revision 1.488 by root, Wed Oct 21 00:44:39 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 Storable;	32	use EV;
10	use Event;
11	use Opcode;	33	use Opcode;
12	use Safe;	34	use Safe;
13	use Safe::Hole;	35	use Safe::Hole;
		36	use Storable ();
14		37
		38	use Guard ();
15	use Coro 3.64 ();	39	use Coro ();
16	use Coro::State;	40	use Coro::State;
17	use Coro::Handle;	41	use Coro::Handle;
		42	use Coro::EV;
18	use Coro::Event;	43	use Coro::AnyEvent;
19	use Coro::Timer;	44	use Coro::Timer;
20	use Coro::Signal;	45	use Coro::Signal;
21	use Coro::Semaphore;	46	use Coro::Semaphore;
		47	use Coro::SemaphoreSet;
		48	use Coro::AnyEvent;
22	use Coro::AIO;	49	use Coro::AIO;
		50	use Coro::BDB 1.6;
23	use Coro::Storable;	51	use Coro::Storable;
24	use Coro::Util ();	52	use Coro::Util ();
25		53
26	use JSON::XS 1.4 ();	54	use JSON::XS 2.01 ();
27	use BDB ();	55	use BDB ();
28	use Data::Dumper;	56	use Data::Dumper;
29	use Digest::MD5;	57	use Digest::MD5;
30	use Fcntl;	58	use Fcntl;
31	use YAML::Syck ();	59	use YAML::XS ();
32	use IO::AIO 2.32 ();	60	use IO::AIO ();
33	use Time::HiRes;	61	use Time::HiRes;
34	use Compress::LZF;	62	use Compress::LZF;
35	use Digest::MD5 ();	63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
36		66
37	# configure various modules to our taste	67	# configure various modules to our taste
38	#	68	#
39	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	70	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		71
		72	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		73
		74	# make sure c-lzf reinitialises itself
		75	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	76	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		77
43	$Event::Eval = 1; # no idea why this is required, but it is	78	# strictly for debugging
44		79	$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		80
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		82
52	our %COMMAND = ();	83	our %COMMAND = ();
53	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
56	our %EXTCMD = ();	87	our %EXTCMD = ();
57	our %EXTICMD = ();	88	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
60		91
61	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
63		96
64	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	98	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
		111	our %RESOURCE;
75		112
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	113	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	114	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	115	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	116	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		117
		118	our $BDB_DEADLOCK_WATCHER;
		119	our $BDB_CHECKPOINT_WATCHER;
84	our $BDB_POLL_WATCHER;	120	our $BDB_TRICKLE_WATCHER;
85	our $DB_ENV;	121	our $DB_ENV;
		122
		123	our @EXTRA_MODULES = qw(pod match mapscript);
86		124
87	our %CFG;	125	our %CFG;
88		126
89	our $UPTIME; $UPTIME ||= time;	127	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;	128	our $RUNTIME;
		129	our $NOW;
91		130
92	our %PLAYER; # all users	131	our (%PLAYER, %PLAYER_LOADING); # all users
93	our %MAP; # all maps	132	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	133	our $LINK_MAP; # the special {link} map, which is always available
95		134
96	# used to convert map paths into valid unix filenames by replacing / by ∕	135	# used to convert map paths into valid unix filenames by replacing / by ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	136	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		137
99	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	138	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100	our $LOADAVG; # same thing, but with alpha-smoothing	139	our $LOADAVG; # same thing, but with alpha-smoothing
		140	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	141	our $TICK_START; # for load detecting purposes
		142
		143	our @POST_INIT;
		144
		145	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		146	our $REALLY_UNLOOP; # never set to true, please :)
102		147
103	binmode STDOUT;	148	binmode STDOUT;
104	binmode STDERR;	149	binmode STDERR;
105		150
106	# read virtual server time, if available	151	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	152	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	153	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	154	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	155	$RUNTIME = <$fh> + 0.;
111	}	156	}
		157
		158	eval "sub TICK() { $TICK } 1" or die;
112		159
113	mkdir $_	160	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	161	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		162
116	our $EMERGENCY_POSITION;	163	our $EMERGENCY_POSITION;
117		164
118	sub cf::map::normalise;	165	sub cf::map::normalise;
		166
		167	#############################################################################
		168
		169	%REFLECT = ();
		170	for (@REFLECT) {
		171	my $reflect = JSON::XS::decode_json $_;
		172	$REFLECT{$reflect->{class}} = $reflect;
		173	}
		174
		175	# this is decidedly evil
		176	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
119		177
120	#############################################################################	178	#############################################################################
121		179
122	=head2 GLOBAL VARIABLES	180	=head2 GLOBAL VARIABLES
123		181
…		…
159		217
160	The raw value load value from the last tick.	218	The raw value load value from the last tick.
161		219
162	=item %cf::CFG	220	=item %cf::CFG
163		221
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	222	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	223	from wherever your confdir points to.
166		224
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	225	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		226
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	227	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
170	returns directly I<after> the tick processing (and consequently, can only wake one process	228	returns directly I<after> the tick processing (and consequently, can only wake one process
171	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	229	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
172		230
173	=item @cf::INVOKE_RESULTS	231	=item @cf::INVOKE_RESULTS
174		232
175	This array contains the results of the last C<invoke ()> call. When	233	This array contains the results of the last C<invoke ()> call. When
176	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	234	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
177	that call.	235	that call.
178		236
		237	=item %cf::REFLECT
		238
		239	Contains, for each (C++) class name, a hash reference with information
		240	about object members (methods, scalars, arrays and flags) and other
		241	metadata, which is useful for introspection.
		242
179	=back	243	=back
180		244
181	=cut	245	=cut
182		246
183	BEGIN {	247	$Coro::State::WARNHOOK = sub {
184	*CORE::GLOBAL::warn = sub {
185	my $msg = join "", @_;	248	my $msg = join "", @_;
186		249
187	$msg .= "\n"	250	$msg .= "\n"
188	unless $msg =~ /\n$/;	251	unless $msg =~ /\n$/;
189		252
190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	253	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191		254
192	utf8::encode $msg;
193	LOG llevError, $msg;	255	LOG llevError, $msg;
194	};	256	};
195	}	257
		258	$Coro::State::DIEHOOK = sub {
		259	return unless $^S eq 0; # "eq", not "=="
		260
		261	warn Carp::longmess $_[0];
		262
		263	if ($Coro::current == $Coro::main) {#d#
		264	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		265	return;#d#
		266	}#d#
		267
		268	# kill coroutine otherwise
		269	Coro::terminate
		270	};
196		271
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	272	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	273	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	274	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	275	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	282	for my $pkg (qw(
208	cf::global cf::attachable	283	cf::global cf::attachable
209	cf::object cf::object::player	284	cf::object cf::object::player
210	cf::client cf::player	285	cf::client cf::player
211	cf::arch cf::living	286	cf::arch cf::living
		287	cf::map cf::mapspace
212	cf::map cf::party cf::region	288	cf::party cf::region
213	)) {	289	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	290	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	291	}
217		292
218	$Event::DIED = sub {	293	$EV::DIED = sub {
219	warn "error in event callback: @_";	294	warn "error in event callback: @_";
220	};	295	};
221		296
222	#############################################################################	297	#############################################################################
223		298
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	321	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	322	$d
248	} || "[unable to dump $_[0]: '$@']";	323	} || "[unable to dump $_[0]: '$@']";
249	}	324	}
250		325
251	=item $ref = cf::from_json $json	326	=item $ref = cf::decode_json $json
252		327
253	Converts a JSON string into the corresponding perl data structure.	328	Converts a JSON string into the corresponding perl data structure.
254		329
255	=item $json = cf::to_json $ref	330	=item $json = cf::encode_json $ref
256		331
257	Converts a perl data structure into its JSON representation.	332	Converts a perl data structure into its JSON representation.
258		333
259	=cut	334	=cut
260		335
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	336	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		337
263	sub to_json ($) { $json_coder->encode ($_[0]) }	338	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	339	sub decode_json($) { $json_coder->decode ($_[0]) }
		340
		341	=item cf::post_init { BLOCK }
		342
		343	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		344	but I<before> the server starts ticking again.
		345
		346	The cdoeblock will have a single boolean argument to indicate whether this
		347	is a reload or not.
		348
		349	=cut
		350
		351	sub post_init(&) {
		352	push @POST_INIT, shift;
		353	}
265		354
266	=item cf::lock_wait $string	355	=item cf::lock_wait $string
267		356
268	Wait until the given lock is available. See cf::lock_acquire.	357	Wait until the given lock is available. See cf::lock_acquire.
269		358
270	=item my $lock = cf::lock_acquire $string	359	=item my $lock = cf::lock_acquire $string
271		360
272	Wait until the given lock is available and then acquires it and returns	361	Wait until the given lock is available and then acquires it and returns
273	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	362	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
274	for example when the coroutine gets canceled), the lock is automatically	363	for example when the coroutine gets canceled), the lock is automatically
275	returned.	364	returned.
276		365
		366	Locks are *not* recursive, locking from the same coro twice results in a
		367	deadlocked coro.
		368
277	Lock names should begin with a unique identifier (for example, cf::map::find	369	Lock names should begin with a unique identifier (for example, cf::map::find
278	uses map_find and cf::map::load uses map_load).	370	uses map_find and cf::map::load uses map_load).
279		371
280	=item $locked = cf::lock_active $string	372	=item $locked = cf::lock_active $string
281		373
282	Return true if the lock is currently active, i.e. somebody has locked it.	374	Return true if the lock is currently active, i.e. somebody has locked it.
283		375
284	=cut	376	=cut
285		377
286	our %LOCK;	378	our $LOCKS = new Coro::SemaphoreSet;
287		379
288	sub lock_wait($) {	380	sub lock_wait($) {
289	my ($key) = @_;	381	$LOCKS->wait ($_[0]);
290
291	# wait for lock, if any
292	while ($LOCK{$key}) {
293	push @{ $LOCK{$key} }, $Coro::current;
294	Coro::schedule;
295	}
296	}	382	}
297		383
298	sub lock_acquire($) {	384	sub lock_acquire($) {
299	my ($key) = @_;	385	$LOCKS->guard ($_[0])
300
301	# wait, to be sure we are not locked
302	lock_wait $key;
303
304	$LOCK{$key} = [];
305
306	Coro::guard {
307	# wake up all waiters, to be on the safe side
308	$_->ready for @{ delete $LOCK{$key} };
309	}
310	}	386	}
311		387
312	sub lock_active($) {	388	sub lock_active($) {
313	my ($key) = @_;	389	$LOCKS->count ($_[0]) < 1
314
315	! ! $LOCK{$key}
316	}	390	}
317		391
318	sub freeze_mainloop {	392	sub freeze_mainloop {
319	return unless $TICK_WATCHER->is_active;	393	tick_inhibit_inc;
320		394
321	my $guard = Coro::guard {	395	&Guard::guard (\&tick_inhibit_dec);
322	$TICK_WATCHER->start;	396	}
323	};	397
324	$TICK_WATCHER->stop;	398	=item cf::periodic $interval, $cb
325	$guard	399
		400	Like EV::periodic, but randomly selects a starting point so that the actions
		401	get spread over timer.
		402
		403	=cut
		404
		405	sub periodic($$) {
		406	my ($interval, $cb) = @_;
		407
		408	my $start = rand List::Util::min 180, $interval;
		409
		410	EV::periodic $start, $interval, 0, $cb
326	}	411	}
327		412
328	=item cf::get_slot $time[, $priority[, $name]]	413	=item cf::get_slot $time[, $priority[, $name]]
329		414
330	Allocate $time seconds of blocking CPU time at priority C<$priority>:	415	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
341	our @SLOT_QUEUE;	426	our @SLOT_QUEUE;
342	our $SLOT_QUEUE;	427	our $SLOT_QUEUE;
343		428
344	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	429	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
345	$SLOT_QUEUE = Coro::async {	430	$SLOT_QUEUE = Coro::async {
		431	$Coro::current->desc ("timeslot manager");
		432
346	my $signal = new Coro::Signal;	433	my $signal = new Coro::Signal;
347		434
348	while () {	435	while () {
349	next_job:	436	next_job:
350	my $avail = cf::till_tick;	437	my $avail = cf::till_tick;
…		…
358	}	445	}
359	}	446	}
360	}	447	}
361		448
362	if (@SLOT_QUEUE) {	449	if (@SLOT_QUEUE) {
363	# we do not use wait_For_tick() as it returns immediately when tick is inactive	450	# we do not use wait_for_tick() as it returns immediately when tick is inactive
364	push @cf::WAIT_FOR_TICK, $signal;	451	push @cf::WAIT_FOR_TICK, $signal;
365	$signal->wait;	452	$signal->wait;
366	} else {	453	} else {
367	Coro::schedule;	454	Coro::schedule;
368	}	455	}
369	}	456	}
370	};	457	};
371		458
372	sub get_slot($;$$) {	459	sub get_slot($;$$) {
		460	return if tick_inhibit || $Coro::current == $Coro::main;
		461
373	my ($time, $pri, $name) = @_;	462	my ($time, $pri, $name) = @_;
374		463
375	$time = $TICK * .6 if $time > $TICK * .6;	464	$time = $TICK * .6 if $time > $TICK * .6;
376	my $sig = new Coro::Signal;	465	my $sig = new Coro::Signal;
377		466
…		…
391		480
392	BEGIN { *async = \&Coro::async_pool }	481	BEGIN { *async = \&Coro::async_pool }
393		482
394	=item cf::sync_job { BLOCK }	483	=item cf::sync_job { BLOCK }
395		484
396	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	485	The design of Deliantra requires that the main coroutine ($Coro::main)
397	is always able to handle events or runnable, as Crossfire TRT is only	486	is always able to handle events or runnable, as Deliantra is only
398	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	487	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
399	acceptable.	488	acceptable.
400		489
401	If it must be done, put the blocking parts into C<sync_job>. This will run	490	If it must be done, put the blocking parts into C<sync_job>. This will run
402	the given BLOCK in another coroutine while waiting for the result. The	491	the given BLOCK in another coroutine while waiting for the result. The
…		…
407		496
408	sub sync_job(&) {	497	sub sync_job(&) {
409	my ($job) = @_;	498	my ($job) = @_;
410		499
411	if ($Coro::current == $Coro::main) {	500	if ($Coro::current == $Coro::main) {
412	my $time = Event::time;	501	my $time = EV::time;
413		502
414	# this is the main coro, too bad, we have to block	503	# this is the main coro, too bad, we have to block
415	# till the operation succeeds, freezing the server :/	504	# till the operation succeeds, freezing the server :/
416		505
417	# TODO: use suspend/resume instead	506	LOG llevError, Carp::longmess "sync job";#d#
418	# (but this is cancel-safe)	507
419	my $freeze_guard = freeze_mainloop;	508	my $freeze_guard = freeze_mainloop;
420		509
421	my $busy = 1;	510	my $busy = 1;
422	my @res;	511	my @res;
423		512
424	(async {	513	(async {
		514	$Coro::current->desc ("sync job coro");
425	@res = eval { $job->() };	515	@res = eval { $job->() };
426	warn $@ if $@;	516	warn $@ if $@;
427	undef $busy;	517	undef $busy;
428	})->prio (Coro::PRIO_MAX);	518	})->prio (Coro::PRIO_MAX);
429		519
430	while ($busy) {	520	while ($busy) {
431	Coro::cede or Event::one_event;	521	if (Coro::nready) {
		522	Coro::cede_notself;
		523	} else {
		524	EV::loop EV::LOOP_ONESHOT;
432	}	525	}
		526	}
433		527
434	$time = Event::time - $time;	528	my $time = EV::time - $time;
435		529
436	LOG llevError | logBacktrace, Carp::longmess "long sync job"
437	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
438
439	$tick_start += $time; # do not account sync jobs to server load	530	$TICK_START += $time; # do not account sync jobs to server load
440		531
441	wantarray ? @res : $res[0]	532	wantarray ? @res : $res[0]
442	} else {	533	} else {
443	# we are in another coroutine, how wonderful, everything just works	534	# we are in another coroutine, how wonderful, everything just works
444		535
…		…
469	=item fork_call { }, $args	560	=item fork_call { }, $args
470		561
471	Executes the given code block with the given arguments in a seperate	562	Executes the given code block with the given arguments in a seperate
472	process, returning the results. Everything must be serialisable with	563	process, returning the results. Everything must be serialisable with
473	Coro::Storable. May, of course, block. Note that the executed sub may	564	Coro::Storable. May, of course, block. Note that the executed sub may
474	never block itself or use any form of Event handling.	565	never block itself or use any form of event handling.
475		566
476	=cut	567	=cut
477		568
478	sub fork_call(&@) {	569	sub fork_call(&@) {
479	my ($cb, @args) = @_;	570	my ($cb, @args) = @_;
480		571
481	# we seemingly have to make a local copy of the whole thing,	572	# we seemingly have to make a local copy of the whole thing,
482	# otherwise perl prematurely frees the stuff :/	573	# otherwise perl prematurely frees the stuff :/
483	# TODO: investigate and fix (liekly this will be rather laborious)	574	# TODO: investigate and fix (likely this will be rather laborious)
484		575
485	my @res = Coro::Util::fork_eval {	576	my @res = Coro::Util::fork_eval {
486	reset_signals;	577	reset_signals;
487	&$cb	578	&$cb
488	}, @args;	579	}, @args;
489		580
490	wantarray ? @res : $res[-1]	581	wantarray ? @res : $res[-1]
491	}	582	}
492		583
		584	=item $coin = coin_from_name $name
		585
		586	=cut
		587
		588	our %coin_alias = (
		589	"silver" => "silvercoin",
		590	"silvercoin" => "silvercoin",
		591	"silvercoins" => "silvercoin",
		592	"gold" => "goldcoin",
		593	"goldcoin" => "goldcoin",
		594	"goldcoins" => "goldcoin",
		595	"platinum" => "platinacoin",
		596	"platinumcoin" => "platinacoin",
		597	"platinumcoins" => "platinacoin",
		598	"platina" => "platinacoin",
		599	"platinacoin" => "platinacoin",
		600	"platinacoins" => "platinacoin",
		601	"royalty" => "royalty",
		602	"royalties" => "royalty",
		603	);
		604
		605	sub coin_from_name($) {
		606	$coin_alias{$_[0]}
		607	? cf::arch::find $coin_alias{$_[0]}
		608	: undef
		609	}
		610
493	=item $value = cf::db_get $family => $key	611	=item $value = cf::db_get $family => $key
494		612
495	Returns a single value from the environment database.	613	Returns a single value from the environment database.
496		614
497	=item cf::db_put $family => $key => $value	615	=item cf::db_put $family => $key => $value
498		616
499	Stores the given C<$value> in the family. It can currently store binary	617	Stores the given C<$value> in the family. It can currently store binary
500	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	618	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
501		619
		620	=item $db = cf::db_table "name"
		621
		622	Create and/or open a new database table. The string must not be "db" and must be unique
		623	within each server.
		624
502	=cut	625	=cut
		626
		627	sub db_table($) {
		628	my ($name) = @_;
		629	my $db = BDB::db_create $DB_ENV;
		630
		631	eval {
		632	$db->set_flags (BDB::CHKSUM);
		633
		634	utf8::encode $name;
		635	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		636	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		637	cf::cleanup "db_open(db): $!" if $!;
		638	};
		639	cf::cleanup "db_open(db): $@" if $@;
		640
		641	$db
		642	}
503		643
504	our $DB;	644	our $DB;
505		645
506	sub db_init {	646	sub db_init {
507	unless ($DB) {
508	$DB = BDB::db_create $DB_ENV;
509
510	cf::sync_job {	647	cf::sync_job {
511	eval {	648	$DB ||= db_table "db";
512	$DB->set_flags (BDB::CHKSUM);
513
514	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
515	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
516	cf::cleanup "db_open(db): $!" if $!;
517	};
518	cf::cleanup "db_open(db): $@" if $@;
519	};
520	}	649	};
521	}	650	}
522		651
523	sub db_get($$) {	652	sub db_get($$) {
524	my $key = "$_[0]/$_[1]";	653	my $key = "$_[0]/$_[1]";
525		654
…		…
575	if (1) {	704	if (1) {
576	$md5 =	705	$md5 =
577	join "\x00",	706	join "\x00",
578	$processversion,	707	$processversion,
579	map {	708	map {
580	Coro::cede;	709	cf::cede_to_tick;
581	($src->[$_], Digest::MD5::md5_hex $data[$_])	710	($src->[$_], Digest::MD5::md5_hex $data[$_])
582	} 0.. $#$src;	711	} 0.. $#$src;
583		712
584		713
585	my $dbmd5 = db_get cache => "$id/md5";	714	my $dbmd5 = db_get cache => "$id/md5";
…		…
623		752
624	#############################################################################	753	#############################################################################
625		754
626	=head2 ATTACHABLE OBJECTS	755	=head2 ATTACHABLE OBJECTS
627		756
628	Many objects in crossfire are so-called attachable objects. That means you can	757	Many objects in deliantra are so-called attachable objects. That means you can
629	attach callbacks/event handlers (a collection of which is called an "attachment")	758	attach callbacks/event handlers (a collection of which is called an "attachment")
630	to it. All such attachable objects support the following methods.	759	to it. All such attachable objects support the following methods.
631		760
632	In the following description, CLASS can be any of C<global>, C<object>	761	In the following description, CLASS can be any of C<global>, C<object>
633	C<player>, C<client> or C<map> (i.e. the attachable objects in	762	C<player>, C<client> or C<map> (i.e. the attachable objects in
634	Crossfire TRT).	763	Deliantra).
635		764
636	=over 4	765	=over 4
637		766
638	=item $attachable->attach ($attachment, key => $value...)	767	=item $attachable->attach ($attachment, key => $value...)
639		768
…		…
683	=item cf::CLASS::attachment $name, ...	812	=item cf::CLASS::attachment $name, ...
684		813
685	Register an attachment by C<$name> through which attachable objects of the	814	Register an attachment by C<$name> through which attachable objects of the
686	given CLASS can refer to this attachment.	815	given CLASS can refer to this attachment.
687		816
688	Some classes such as crossfire maps and objects can specify attachments	817	Some classes such as deliantra maps and objects can specify attachments
689	that are attached at load/instantiate time, thus the need for a name.	818	that are attached at load/instantiate time, thus the need for a name.
690		819
691	These calls expect any number of the following handler/hook descriptions:	820	These calls expect any number of the following handler/hook descriptions:
692		821
693	=over 4	822	=over 4
…		…
921	}	1050	}
922		1051
923	0	1052	0
924	}	1053	}
925		1054
926	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1055	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
927		1056
928	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1057	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
929		1058
930	Generate an object-specific event with the given arguments.	1059	Generate an object-specific event with the given arguments.
931		1060
…		…
937		1066
938	=cut	1067	=cut
939		1068
940	#############################################################################	1069	#############################################################################
941	# object support	1070	# object support
942	#
943		1071
		1072	sub _object_equal($$);
		1073	sub _object_equal($$) {
		1074	my ($a, $b) = @_;
		1075
		1076	return 0 unless (ref $a) eq (ref $b);
		1077
		1078	if ("HASH" eq ref $a) {
		1079	my @ka = keys %$a;
		1080	my @kb = keys %$b;
		1081
		1082	return 0 if @ka != @kb;
		1083
		1084	for (0 .. $#ka) {
		1085	return 0 unless $ka[$_] eq $kb[$_];
		1086	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1087	}
		1088
		1089	} elsif ("ARRAY" eq ref $a) {
		1090
		1091	return 0 if @$a != @$b;
		1092
		1093	for (0 .. $#$a) {
		1094	return 0 unless _object_equal $a->[$_], $b->[$_];
		1095	}
		1096
		1097	} elsif ($a ne $b) {
		1098	return 0;
		1099	}
		1100
		1101	1
		1102	}
		1103
		1104	our $SLOW_MERGES;#d#
944	sub _can_merge {	1105	sub _can_merge {
945	my ($ob1, $ob2) = @_;	1106	my ($ob1, $ob2) = @_;
946		1107
947	local $Storable::canonical = 1;	1108	++$SLOW_MERGES;#d#
948	my $fob1 = Storable::freeze $ob1;
949	my $fob2 = Storable::freeze $ob2;
950		1109
951	$fob1 eq $fob2	1110	# we do the slow way here
		1111	return _object_equal $ob1, $ob2
952	}	1112	}
953		1113
954	sub reattach {	1114	sub reattach {
955	# basically do the same as instantiate, without calling instantiate	1115	# basically do the same as instantiate, without calling instantiate
956	my ($obj) = @_;	1116	my ($obj) = @_;
957		1117
		1118	# no longer needed after getting rid of delete_package?
958	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1119	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
959		1120
960	my $registry = $obj->registry;	1121	my $registry = $obj->registry;
961		1122
962	@$registry = ();	1123	@$registry = ();
963		1124
…		…
978	cf::attachable->attach (	1139	cf::attachable->attach (
979	prio => -1000000,	1140	prio => -1000000,
980	on_instantiate => sub {	1141	on_instantiate => sub {
981	my ($obj, $data) = @_;	1142	my ($obj, $data) = @_;
982		1143
983	$data = from_json $data;	1144	$data = decode_json $data;
984		1145
985	for (@$data) {	1146	for (@$data) {
986	my ($name, $args) = @$_;	1147	my ($name, $args) = @$_;
987		1148
988	$obj->attach ($name, %{$args || {} });	1149	$obj->attach ($name, %{$args || {} });
…		…
1004	sub object_freezer_save {	1165	sub object_freezer_save {
1005	my ($filename, $rdata, $objs) = @_;	1166	my ($filename, $rdata, $objs) = @_;
1006		1167
1007	sync_job {	1168	sync_job {
1008	if (length $$rdata) {	1169	if (length $$rdata) {
		1170	utf8::decode (my $decname = $filename);
1009	warn sprintf "saving %s (%d,%d)\n",	1171	warn sprintf "saving %s (%d,%d)\n",
1010	$filename, length $$rdata, scalar @$objs;	1172	$decname, length $$rdata, scalar @$objs;
1011		1173
1012	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1174	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1013	chmod SAVE_MODE, $fh;	1175	aio_chmod $fh, SAVE_MODE;
1014	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1176	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1015	aio_fsync $fh if $cf::USE_FSYNC;	1177	if ($cf::USE_FSYNC) {
		1178	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;
		1179	aio_fsync $fh;
		1180	}
1016	close $fh;	1181	aio_close $fh;
1017		1182
1018	if (@$objs) {	1183	if (@$objs) {
1019	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1184	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1020	chmod SAVE_MODE, $fh;	1185	aio_chmod $fh, SAVE_MODE;
1021	my $data = Storable::nfreeze { version => 1, objs => $objs };	1186	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1022	aio_write $fh, 0, (length $data), $data, 0;	1187	aio_write $fh, 0, (length $data), $data, 0;
1023	aio_fsync $fh if $cf::USE_FSYNC;	1188	if ($cf::USE_FSYNC) {
		1189	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;
		1190	aio_fsync $fh;
		1191	}
1024	close $fh;	1192	aio_close $fh;
1025	aio_rename "$filename.pst~", "$filename.pst";	1193	aio_rename "$filename.pst~", "$filename.pst";
1026	}	1194	}
1027	} else {	1195	} else {
1028	aio_unlink "$filename.pst";	1196	aio_unlink "$filename.pst";
1029	}	1197	}
1030		1198
1031	aio_rename "$filename~", $filename;	1199	aio_rename "$filename~", $filename;
		1200
		1201	$filename =~ s%/[^/]+$%%;
		1202	aio_pathsync $filename if $cf::USE_FSYNC;
1032	} else {	1203	} else {
1033	warn "FATAL: $filename~: $!\n";	1204	warn "unable to save objects: $filename~: $!\n";
1034	}	1205	}
1035	} else {	1206	} else {
1036	aio_unlink $filename;	1207	aio_unlink $filename;
1037	aio_unlink "$filename.pst";	1208	aio_unlink "$filename.pst";
1038	}	1209	}
1039	}	1210	};
1040	}	1211	}
1041		1212
1042	sub object_freezer_as_string {	1213	sub object_freezer_as_string {
1043	my ($rdata, $objs) = @_;	1214	my ($rdata, $objs) = @_;
1044		1215
…		…
1056	or return;	1227	or return;
1057		1228
1058	unless (aio_stat "$filename.pst") {	1229	unless (aio_stat "$filename.pst") {
1059	(aio_load "$filename.pst", $av) >= 0	1230	(aio_load "$filename.pst", $av) >= 0
1060	or return;	1231	or return;
		1232
1061	$av = eval { (Storable::thaw $av)->{objs} };	1233	my $st = eval { Coro::Storable::thaw $av };
		1234	$av = $st->{objs};
1062	}	1235	}
1063		1236
		1237	utf8::decode (my $decname = $filename);
1064	warn sprintf "loading %s (%d)\n",	1238	warn sprintf "loading %s (%d,%d)\n",
1065	$filename, length $data, scalar @{$av || []};	1239	$decname, length $data, scalar @{$av || []};
		1240
1066	return ($data, $av);	1241	($data, $av)
1067	}	1242	}
1068		1243
1069	=head2 COMMAND CALLBACKS	1244	=head2 COMMAND CALLBACKS
1070		1245
1071	=over 4	1246	=over 4
…		…
1125	my ($name, $cb) = @_;	1300	my ($name, $cb) = @_;
1126		1301
1127	$EXTICMD{$name} = $cb;	1302	$EXTICMD{$name} = $cb;
1128	}	1303	}
1129		1304
		1305	use File::Glob ();
		1306
1130	cf::player->attach (	1307	cf::player->attach (
1131	on_command => sub {	1308	on_command => sub {
1132	my ($pl, $name, $params) = @_;	1309	my ($pl, $name, $params) = @_;
1133		1310
1134	my $cb = $COMMAND{$name}	1311	my $cb = $COMMAND{$name}
…		…
1166		1343
1167	cf::override;	1344	cf::override;
1168	},	1345	},
1169	);	1346	);
1170		1347
		1348	# "readahead" all extensions
		1349	sub cache_extensions {
		1350	my $grp = IO::AIO::aio_group;
		1351
		1352	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1353	for (grep /\.ext$/, @{$_[0]}) {
		1354	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1355	}
		1356	};
		1357
		1358	$grp
		1359	}
		1360
1171	sub load_extensions {	1361	sub load_extensions {
1172	cf::sync_job {	1362	cf::sync_job {
1173	my %todo;	1363	my %todo;
1174		1364
1175	for my $path (<$LIBDIR/*.ext>) {	1365	for my $path (<$LIBDIR/*.ext>) {
…		…
1194		1384
1195	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1385	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1196	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1386	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1197		1387
1198	$ext{source} =	1388	$ext{source} =
1199	"package $pkg; use strict; use utf8;\n"	1389	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1200	. "#line 1 \"$path\"\n{\n"	1390	. "#line 1 \"$path\"\n{\n"
1201	. $source	1391	. $source
1202	. "\n};\n1";	1392	. "\n};\n1";
1203		1393
1204	$todo{$base} = \%ext;	1394	$todo{$base} = \%ext;
…		…
1220	my $msg = $@ ? "$v->{path}: $@\n"	1410	my $msg = $@ ? "$v->{path}: $@\n"
1221	: "$v->{base}: extension inactive.\n";	1411	: "$v->{base}: extension inactive.\n";
1222		1412
1223	if (exists $v->{meta}{mandatory}) {	1413	if (exists $v->{meta}{mandatory}) {
1224	warn $msg;	1414	warn $msg;
1225	warn "mandatory extension failed to load, exiting.\n";	1415	cf::cleanup "mandatory extension failed to load, exiting.";
1226	exit 1;
1227	}	1416	}
1228		1417
1229	warn $msg;	1418	warn $msg;
1230	}	1419	}
1231		1420
…		…
1245		1434
1246	=back	1435	=back
1247		1436
1248	=head2 CORE EXTENSIONS	1437	=head2 CORE EXTENSIONS
1249		1438
1250	Functions and methods that extend core crossfire objects.	1439	Functions and methods that extend core deliantra objects.
1251		1440
1252	=cut	1441	=cut
1253		1442
1254	package cf::player;	1443	package cf::player;
1255		1444
1256	use Coro::AIO;	1445	use Coro::AIO;
1257		1446
1258	=head3 cf::player	1447	=head3 cf::player
1259		1448
1260	=over 4	1449	=over 4
		1450
		1451	=item cf::player::num_playing
		1452
		1453	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1454
		1455	=cut
		1456
		1457	sub num_playing {
		1458	scalar grep
		1459	$_->ob->map
		1460	&& !$_->hidden
		1461	&& !$_->ob->flag (cf::FLAG_WIZ),
		1462	cf::player::list
		1463	}
1261		1464
1262	=item cf::player::find $login	1465	=item cf::player::find $login
1263		1466
1264	Returns the given player object, loading it if necessary (might block).	1467	Returns the given player object, loading it if necessary (might block).
1265		1468
…		…
1284		1487
1285	sub exists($) {	1488	sub exists($) {
1286	my ($login) = @_;	1489	my ($login) = @_;
1287		1490
1288	$cf::PLAYER{$login}	1491	$cf::PLAYER{$login}
1289	or cf::sync_job { !aio_stat path $login }	1492	or !aio_stat path $login
1290	}	1493	}
1291		1494
1292	sub find($) {	1495	sub find($) {
1293	return $cf::PLAYER{$_[0]} || do {	1496	return $cf::PLAYER{$_[0]} || do {
1294	my $login = $_[0];	1497	my $login = $_[0];
…		…
1301	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1504	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1302	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1505	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1303	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1506	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1304	aio_unlink +(playerdir $login) . "/$login.pl";	1507	aio_unlink +(playerdir $login) . "/$login.pl";
1305		1508
1306	my $pl = load_pl path $login	1509	my $f = new_from_file cf::object::thawer path $login
1307	or return;	1510	or return;
		1511
		1512	my $pl = cf::player::load_pl $f
		1513	or return;
		1514
		1515	local $cf::PLAYER_LOADING{$login} = $pl;
		1516	$f->resolve_delayed_derefs;
1308	$cf::PLAYER{$login} = $pl	1517	$cf::PLAYER{$login} = $pl
1309	}	1518	}
1310	}	1519	}
1311	}	1520	}
1312		1521
…		…
1321	return if $pl->{deny_save};	1530	return if $pl->{deny_save};
1322		1531
1323	aio_mkdir playerdir $pl, 0770;	1532	aio_mkdir playerdir $pl, 0770;
1324	$pl->{last_save} = $cf::RUNTIME;	1533	$pl->{last_save} = $cf::RUNTIME;
1325		1534
		1535	cf::get_slot 0.01;
		1536
1326	$pl->save_pl ($path);	1537	$pl->save_pl ($path);
1327	Coro::cede;	1538	cf::cede_to_tick;
1328	}	1539	}
1329		1540
1330	sub new($) {	1541	sub new($) {
1331	my ($login) = @_;	1542	my ($login) = @_;
1332		1543
…		…
1361	my ($pl) = @_;	1572	my ($pl) = @_;
1362		1573
1363	my $name = $pl->ob->name;	1574	my $name = $pl->ob->name;
1364		1575
1365	$pl->{deny_save} = 1;	1576	$pl->{deny_save} = 1;
1366	$pl->password ("*"); # this should lock out the player until we nuked the dir	1577	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1367		1578
1368	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1579	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1369	$pl->deactivate;	1580	$pl->deactivate;
		1581	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1582	$pl->ob->check_score;
1370	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1583	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1371	$pl->ns->destroy if $pl->ns;	1584	$pl->ns->destroy if $pl->ns;
1372		1585
1373	my $path = playerdir $pl;	1586	my $path = playerdir $pl;
1374	my $temp = "$path~$cf::RUNTIME~deleting~";	1587	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1410	or return [];	1623	or return [];
1411		1624
1412	my @logins;	1625	my @logins;
1413		1626
1414	for my $login (@$dirs) {	1627	for my $login (@$dirs) {
		1628	my $path = path $login;
		1629
		1630	# a .pst is a dead give-away for a valid player
		1631	# if no pst file found, open and chekc for blocked users
		1632	if (aio_stat "$path.pst") {
1415	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1633	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1416	aio_read $fh, 0, 512, my $buf, 0 or next;	1634	aio_read $fh, 0, 512, my $buf, 0 or next;
1417	$buf !~ /^password -------------$/m or next; # official not-valid tag	1635	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1636	}
1418		1637
1419	utf8::decode $login;	1638	utf8::decode $login;
1420	push @logins, $login;	1639	push @logins, $login;
1421	}	1640	}
1422		1641
…		…
1449	}	1668	}
1450		1669
1451	\@paths	1670	\@paths
1452	}	1671	}
1453		1672
1454	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1673	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1455		1674
1456	Expand crossfire pod fragments into protocol xml.	1675	Expand deliantra pod fragments into protocol xml.
1457
1458	=cut
1459
1460	sub expand_cfpod {
1461	((my $self), (local $_)) = @_;
1462
1463	# escape & and <
1464	s/&/&amp;/g;
1465	s/(?<![BIUGH])</&lt;/g;
1466
1467	# this is buggy, it needs to properly take care of nested <'s
1468
1469	1 while
1470	# replace B<>, I<>, U<> etc.
1471	s/B<([^\>]*)>/<b>$1<\/b>/
1472	|| s/I<([^\>]*)>/<i>$1<\/i>/
1473	|| s/U<([^\>]*)>/<u>$1<\/u>/
1474	# replace G<male|female> tags
1475	|| s{G<([^>|]*)\|([^>]*)>}{
1476	$self->gender ? $2 : $1
1477	}ge
1478	# replace H<hint text>
1479	|| s{H<([^\>]*)>}
1480	{
1481	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1482	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1483	"")
1484	[$self->{hintmode}]
1485	}ge;
1486
1487	# create single paragraphs (very hackish)
1488	s/(?<=\S)\n(?=\w)/ /g;
1489
1490	# compress some whitespace
1491	s/\s+\n/\n/g; # ws line-ends
1492	s/\n\n+/\n/g; # double lines
1493	s/^\n+//; # beginning lines
1494	s/\n+$//; # ending lines
1495
1496	$_
1497	}
1498
1499	sub hintmode {
1500	$_[0]{hintmode} = $_[1] if @_ > 1;
1501	$_[0]{hintmode}
1502	}
1503		1676
1504	=item $player->ext_reply ($msgid, @msg)	1677	=item $player->ext_reply ($msgid, @msg)
1505		1678
1506	Sends an ext reply to the player.	1679	Sends an ext reply to the player.
1507		1680
…		…
1574	our $MAX_RESET = 3600;	1747	our $MAX_RESET = 3600;
1575	our $DEFAULT_RESET = 3000;	1748	our $DEFAULT_RESET = 3000;
1576		1749
1577	sub generate_random_map {	1750	sub generate_random_map {
1578	my ($self, $rmp) = @_;	1751	my ($self, $rmp) = @_;
		1752
		1753	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1754
1579	# mit "rum" bekleckern, nicht	1755	# mit "rum" bekleckern, nicht
1580	$self->_create_random_map (	1756	$self->_create_random_map (
1581	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1757	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1582	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1758	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1583	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1759	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1705		1881
1706	# the temporary/swap location	1882	# the temporary/swap location
1707	sub save_path {	1883	sub save_path {
1708	my ($self) = @_;	1884	my ($self) = @_;
1709		1885
1710	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1886	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1711	"$TMPDIR/$path.map"	1887	"$TMPDIR/$path.map"
1712	}	1888	}
1713		1889
1714	# the unique path, undef == no special unique path	1890	# the unique path, undef == no special unique path
1715	sub uniq_path {	1891	sub uniq_path {
1716	my ($self) = @_;	1892	my ($self) = @_;
1717		1893
1718	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1894	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1719	"$UNIQUEDIR/$path"	1895	"$UNIQUEDIR/$path"
1720	}
1721
1722	# and all this just because we cannot iterate over
1723	# all maps in C++...
1724	sub change_all_map_light {
1725	my ($change) = @_;
1726
1727	$_->change_map_light ($change)
1728	for grep $_->outdoor, values %cf::MAP;
1729	}	1896	}
1730		1897
1731	sub decay_objects {	1898	sub decay_objects {
1732	my ($self) = @_;	1899	my ($self) = @_;
1733		1900
…		…
1746		1913
1747	sub load_header_from($) {	1914	sub load_header_from($) {
1748	my ($self, $path) = @_;	1915	my ($self, $path) = @_;
1749		1916
1750	utf8::encode $path;	1917	utf8::encode $path;
1751	#aio_open $path, O_RDONLY, 0	1918	my $f = new_from_file cf::object::thawer $path
1752	# or return;
1753
1754	$self->_load_header ($path)
1755	or return;	1919	or return;
		1920
		1921	$self->_load_header ($f)
		1922	or return;
		1923
		1924	local $MAP_LOADING{$self->{path}} = $self;
		1925	$f->resolve_delayed_derefs;
1756		1926
1757	$self->{load_path} = $path;	1927	$self->{load_path} = $path;
1758		1928
1759	1	1929	1
1760	}	1930	}
…		…
1814	sub find {	1984	sub find {
1815	my ($path, $origin) = @_;	1985	my ($path, $origin) = @_;
1816		1986
1817	$path = normalise $path, $origin && $origin->path;	1987	$path = normalise $path, $origin && $origin->path;
1818		1988
		1989	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1819	cf::lock_wait "map_find:$path";	1990	my $guard2 = cf::lock_acquire "map_find:$path";
1820		1991
1821	$cf::MAP{$path} || do {	1992	$cf::MAP{$path} || do {
1822	my $guard = cf::lock_acquire "map_find:$path";
1823	my $map = new_from_path cf::map $path	1993	my $map = new_from_path cf::map $path
1824	or return;	1994	or return;
1825		1995
1826	$map->{last_save} = $cf::RUNTIME;	1996	$map->{last_save} = $cf::RUNTIME;
1827		1997
…		…
1829	or return;	1999	or return;
1830		2000
1831	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2001	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1832	# doing this can freeze the server in a sync job, obviously	2002	# doing this can freeze the server in a sync job, obviously
1833	#$cf::WAIT_FOR_TICK->wait;	2003	#$cf::WAIT_FOR_TICK->wait;
		2004	undef $guard2;
		2005	undef $guard1;
1834	$map->reset;	2006	$map->reset;
1835	undef $guard;
1836	return find $path;	2007	return find $path;
1837	}	2008	}
1838		2009
1839	$cf::MAP{$path} = $map	2010	$cf::MAP{$path} = $map
1840	}	2011	}
…		…
1849	local $self->{deny_reset} = 1; # loading can take a long time	2020	local $self->{deny_reset} = 1; # loading can take a long time
1850		2021
1851	my $path = $self->{path};	2022	my $path = $self->{path};
1852		2023
1853	{	2024	{
1854	my $guard = cf::lock_acquire "map_load:$path";	2025	my $guard = cf::lock_acquire "map_data:$path";
1855		2026
		2027	return unless $self->valid;
1856	return if $self->in_memory != cf::MAP_SWAPPED;	2028	return unless $self->in_memory == cf::MAP_SWAPPED;
1857		2029
1858	$self->in_memory (cf::MAP_LOADING);	2030	$self->in_memory (cf::MAP_LOADING);
1859		2031
1860	$self->alloc;	2032	$self->alloc;
1861		2033
1862	$self->pre_load;	2034	$self->pre_load;
1863	Coro::cede;	2035	cf::cede_to_tick;
1864		2036
		2037	my $f = new_from_file cf::object::thawer $self->{load_path};
		2038	$f->skip_block;
1865	$self->_load_objects ($self->{load_path}, 1)	2039	$self->_load_objects ($f)
1866	or return;	2040	or return;
1867		2041
1868	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2042	$self->post_load_original
1869	if delete $self->{load_original};	2043	if delete $self->{load_original};
1870		2044
1871	if (my $uniq = $self->uniq_path) {	2045	if (my $uniq = $self->uniq_path) {
1872	utf8::encode $uniq;	2046	utf8::encode $uniq;
1873	if (aio_open $uniq, O_RDONLY, 0) {	2047	unless (aio_stat $uniq) {
		2048	if (my $f = new_from_file cf::object::thawer $uniq) {
1874	$self->clear_unique_items;	2049	$self->clear_unique_items;
1875	$self->_load_objects ($uniq, 0);	2050	$self->_load_objects ($f);
		2051	$f->resolve_delayed_derefs;
		2052	}
1876	}	2053	}
1877	}	2054	}
1878		2055
1879	Coro::cede;	2056	$f->resolve_delayed_derefs;
		2057
		2058	cf::cede_to_tick;
1880	# now do the right thing for maps	2059	# now do the right thing for maps
1881	$self->link_multipart_objects;	2060	$self->link_multipart_objects;
1882	$self->difficulty ($self->estimate_difficulty)	2061	$self->difficulty ($self->estimate_difficulty)
1883	unless $self->difficulty;	2062	unless $self->difficulty;
1884	Coro::cede;	2063	cf::cede_to_tick;
1885		2064
1886	unless ($self->{deny_activate}) {	2065	unless ($self->{deny_activate}) {
1887	$self->decay_objects;	2066	$self->decay_objects;
1888	$self->fix_auto_apply;	2067	$self->fix_auto_apply;
1889	$self->update_buttons;	2068	$self->update_buttons;
1890	Coro::cede;	2069	cf::cede_to_tick;
1891	$self->set_darkness_map;
1892	Coro::cede;
1893	$self->activate;	2070	$self->activate;
1894	}	2071	}
1895		2072
1896	$self->{last_save} = $cf::RUNTIME;	2073	$self->{last_save} = $cf::RUNTIME;
1897	$self->last_access ($cf::RUNTIME);	2074	$self->last_access ($cf::RUNTIME);
1898		2075
1899	$self->in_memory (cf::MAP_IN_MEMORY);	2076	$self->in_memory (cf::MAP_ACTIVE);
1900	}	2077	}
1901		2078
1902	$self->post_load;	2079	$self->post_load;
1903	}	2080	}
1904		2081
…		…
1948		2125
1949	sub do_load_sync {	2126	sub do_load_sync {
1950	my ($map) = @_;	2127	my ($map) = @_;
1951		2128
1952	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2129	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
1953	if $Coro::current != $Coro::main;	2130	if $Coro::current == $Coro::main;
1954		2131
1955	cf::sync_job { $map->load };	2132	cf::sync_job { $map->load };
1956	}	2133	}
1957		2134
1958	our %MAP_PREFETCH;	2135	our %MAP_PREFETCH;
…		…
1962	my ($path, $origin, $load) = @_;	2139	my ($path, $origin, $load) = @_;
1963		2140
1964	$path = normalise $path, $origin && $origin->{path};	2141	$path = normalise $path, $origin && $origin->{path};
1965		2142
1966	if (my $map = $cf::MAP{$path}) {	2143	if (my $map = $cf::MAP{$path}) {
1967	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2144	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1968	}	2145	}
1969		2146
1970	$MAP_PREFETCH{$path} |= $load;	2147	$MAP_PREFETCH{$path} |= $load;
1971		2148
1972	$MAP_PREFETCHER ||= cf::async {	2149	$MAP_PREFETCHER ||= cf::async {
		2150	$Coro::current->{desc} = "map prefetcher";
		2151
1973	while (%MAP_PREFETCH) {	2152	while (%MAP_PREFETCH) {
1974	while (my ($k, $v) = each %MAP_PREFETCH) {	2153	while (my ($k, $v) = each %MAP_PREFETCH) {
1975	if (my $map = find $k) {	2154	if (my $map = find $k) {
1976	$map->load if $v;	2155	$map->load if $v;
1977	}	2156	}
…		…
1987	}	2166	}
1988		2167
1989	sub save {	2168	sub save {
1990	my ($self) = @_;	2169	my ($self) = @_;
1991		2170
1992	my $lock = cf::lock_acquire "map_data:" . $self->path;	2171	my $lock = cf::lock_acquire "map_data:$self->{path}";
1993		2172
1994	$self->{last_save} = $cf::RUNTIME;	2173	$self->{last_save} = $cf::RUNTIME;
1995		2174
1996	return unless $self->dirty;	2175	return unless $self->dirty;
1997		2176
…		…
2003	return if $self->{deny_save};	2182	return if $self->{deny_save};
2004		2183
2005	local $self->{last_access} = $self->last_access;#d#	2184	local $self->{last_access} = $self->last_access;#d#
2006		2185
2007	cf::async {	2186	cf::async {
		2187	$Coro::current->{desc} = "map player save";
2008	$_->contr->save for $self->players;	2188	$_->contr->save for $self->players;
2009	};	2189	};
		2190
		2191	cf::get_slot 0.02;
2010		2192
2011	if ($uniq) {	2193	if ($uniq) {
2012	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2194	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2013	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2195	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2014	} else {	2196	} else {
…		…
2020	my ($self) = @_;	2202	my ($self) = @_;
2021		2203
2022	# save first because save cedes	2204	# save first because save cedes
2023	$self->save;	2205	$self->save;
2024		2206
2025	my $lock = cf::lock_acquire "map_data:" . $self->path;	2207	my $lock = cf::lock_acquire "map_data:$self->{path}";
2026		2208
2027	return if $self->players;	2209	return if $self->players;
2028	return if $self->in_memory != cf::MAP_IN_MEMORY;	2210	return if $self->in_memory != cf::MAP_ACTIVE;
2029	return if $self->{deny_save};	2211	return if $self->{deny_save};
2030		2212
		2213	$self->in_memory (cf::MAP_SWAPPED);
		2214
		2215	$self->deactivate;
		2216	$_->clear_links_to ($self) for values %cf::MAP;
2031	$self->clear;	2217	$self->clear;
2032	$self->in_memory (cf::MAP_SWAPPED);
2033	}	2218	}
2034		2219
2035	sub reset_at {	2220	sub reset_at {
2036	my ($self) = @_;	2221	my ($self) = @_;
2037		2222
…		…
2055		2240
2056	my $lock = cf::lock_acquire "map_data:$self->{path}";	2241	my $lock = cf::lock_acquire "map_data:$self->{path}";
2057		2242
2058	return if $self->players;	2243	return if $self->players;
2059		2244
2060	warn "resetting map ", $self->path;	2245	warn "resetting map ", $self->path, "\n";
2061		2246
2062	$self->in_memory (cf::MAP_SWAPPED);	2247	$self->in_memory (cf::MAP_SWAPPED);
2063		2248
2064	# need to save uniques path	2249	# need to save uniques path
2065	unless ($self->{deny_save}) {	2250	unless ($self->{deny_save}) {
…		…
2069	if $uniq;	2254	if $uniq;
2070	}	2255	}
2071		2256
2072	delete $cf::MAP{$self->path};	2257	delete $cf::MAP{$self->path};
2073		2258
		2259	$self->deactivate;
		2260	$_->clear_links_to ($self) for values %cf::MAP;
2074	$self->clear;	2261	$self->clear;
2075
2076	$_->clear_links_to ($self) for values %cf::MAP;
2077		2262
2078	$self->unlink_save;	2263	$self->unlink_save;
2079	$self->destroy;	2264	$self->destroy;
2080	}	2265	}
2081		2266
2082	my $nuke_counter = "aaaa";	2267	my $nuke_counter = "aaaa";
2083		2268
2084	sub nuke {	2269	sub nuke {
2085	my ($self) = @_;	2270	my ($self) = @_;
2086		2271
		2272	{
		2273	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2274
2087	delete $cf::MAP{$self->path};	2275	delete $cf::MAP{$self->path};
2088		2276
2089	$self->unlink_save;	2277	$self->unlink_save;
2090		2278
2091	bless $self, "cf::map";	2279	bless $self, "cf::map";
2092	delete $self->{deny_reset};	2280	delete $self->{deny_reset};
2093	$self->{deny_save} = 1;	2281	$self->{deny_save} = 1;
2094	$self->reset_timeout (1);	2282	$self->reset_timeout (1);
2095	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2283	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2096		2284
2097	$cf::MAP{$self->path} = $self;	2285	$cf::MAP{$self->path} = $self;
		2286	}
2098		2287
2099	$self->reset; # polite request, might not happen	2288	$self->reset; # polite request, might not happen
2100	}	2289	}
2101		2290
2102	=item $maps = cf::map::tmp_maps	2291	=item $maps = cf::map::tmp_maps
…		…
2144		2333
2145	sub unique_maps() {	2334	sub unique_maps() {
2146	[	2335	[
2147	map {	2336	map {
2148	utf8::decode $_;	2337	utf8::decode $_;
2149	/\.map$/	2338	s/\.map$//; # TODO future compatibility hack
		2339	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2340	? ()
2150	? normalise $_	2341	: normalise $_
2151	: ()
2152	} @{ aio_readdir $UNIQUEDIR or [] }	2342	} @{ aio_readdir $UNIQUEDIR or [] }
2153	]	2343	]
2154	}	2344	}
2155		2345
2156	package cf;
2157
2158	=back	2346	=back
2159		2347
2160	=head3 cf::object	2348	=head3 cf::object
2161		2349
2162	=cut	2350	=cut
…		…
2165		2353
2166	=over 4	2354	=over 4
2167		2355
2168	=item $ob->inv_recursive	2356	=item $ob->inv_recursive
2169		2357
2170	Returns the inventory of the object _and_ their inventories, recursively.	2358	Returns the inventory of the object I<and> their inventories, recursively,
		2359	but I<not> the object itself.
2171		2360
2172	=cut	2361	=cut
2173		2362
2174	sub inv_recursive_;	2363	sub inv_recursive_;
2175	sub inv_recursive_ {	2364	sub inv_recursive_ {
…		…
2178		2367
2179	sub inv_recursive {	2368	sub inv_recursive {
2180	inv_recursive_ inv $_[0]	2369	inv_recursive_ inv $_[0]
2181	}	2370	}
2182		2371
		2372	=item $ref = $ob->ref
		2373
		2374	Creates and returns a persistent reference to an object that can be stored as a string.
		2375
		2376	=item $ob = cf::object::deref ($refstring)
		2377
		2378	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2379	even if the object actually exists. May block.
		2380
		2381	=cut
		2382
		2383	sub deref {
		2384	my ($ref) = @_;
		2385
		2386	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2387	my ($uuid, $name) = ($1, $2);
		2388	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2389	or return;
		2390	$pl->ob->uuid eq $uuid
		2391	or return;
		2392
		2393	$pl->ob
		2394	} else {
		2395	warn "$ref: cannot resolve object reference\n";
		2396	undef
		2397	}
		2398	}
		2399
2183	package cf;	2400	package cf;
2184		2401
2185	=back	2402	=back
2186		2403
2187	=head3 cf::object::player	2404	=head3 cf::object::player
…		…
2193	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2410	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2194	can be C<undef>. Does the right thing when the player is currently in a	2411	can be C<undef>. Does the right thing when the player is currently in a
2195	dialogue with the given NPC character.	2412	dialogue with the given NPC character.
2196		2413
2197	=cut	2414	=cut
		2415
		2416	our $SAY_CHANNEL = {
		2417	id => "say",
		2418	title => "Map",
		2419	reply => "say ",
		2420	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2421	};
		2422
		2423	our $CHAT_CHANNEL = {
		2424	id => "chat",
		2425	title => "Chat",
		2426	reply => "chat ",
		2427	tooltip => "Player chat and shouts, global to the server.",
		2428	};
2198		2429
2199	# rough implementation of a future "reply" method that works	2430	# rough implementation of a future "reply" method that works
2200	# with dialog boxes.	2431	# with dialog boxes.
2201	#TODO: the first argument must go, split into a $npc->reply_to ( method	2432	#TODO: the first argument must go, split into a $npc->reply_to ( method
2202	sub cf::object::player::reply($$$;$) {	2433	sub cf::object::player::reply($$$;$) {
…		…
2214	my $dialog = $pl->{npc_dialog};	2445	my $dialog = $pl->{npc_dialog};
2215	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2446	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2216		2447
2217	} else {	2448	} else {
2218	$msg = $npc->name . " says: $msg" if $npc;	2449	$msg = $npc->name . " says: $msg" if $npc;
2219	$self->message ($msg, $flags);	2450	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2220	}	2451	}
2221	}	2452	}
2222	}	2453	}
2223		2454
2224	=item $object->send_msg ($channel, $msg, $color, [extra...])	2455	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2249		2480
2250	=item $player_object->enter_link	2481	=item $player_object->enter_link
2251		2482
2252	Freezes the player and moves him/her to a special map (C<{link}>).	2483	Freezes the player and moves him/her to a special map (C<{link}>).
2253		2484
2254	The player should be reasonably safe there for short amounts of time. You	2485	The player should be reasonably safe there for short amounts of time (e.g.
2255	I<MUST> call C<leave_link> as soon as possible, though.	2486	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2487	though, as the palyer cannot control the character while it is on the link
		2488	map.
2256		2489
2257	Will never block.	2490	Will never block.
2258		2491
2259	=item $player_object->leave_link ($map, $x, $y)	2492	=item $player_object->leave_link ($map, $x, $y)
2260		2493
…		…
2318		2551
2319	$map->load;	2552	$map->load;
2320	$map->load_neighbours;	2553	$map->load_neighbours;
2321		2554
2322	return unless $self->contr->active;	2555	return unless $self->contr->active;
2323	$self->activate_recursive;
2324		2556
2325	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2557	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2326	$self->enter_map ($map, $x, $y);	2558	$self->enter_map ($map, $x, $y);
		2559
		2560	# only activate afterwards, to support waiting in hooks
		2561	$self->activate_recursive;
2327	}	2562	}
2328		2563
2329	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2564	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2330		2565
2331	Moves the player to the given map-path and coordinates by first freezing	2566	Moves the player to the given map-path and coordinates by first freezing
2332	her, loading and preparing them map, calling the provided $check callback	2567	her, loading and preparing them map, calling the provided $check callback
2333	that has to return the map if sucecssful, and then unfreezes the player on	2568	that has to return the map if sucecssful, and then unfreezes the player on
2334	the new (success) or old (failed) map position. In either case, $done will	2569	the new (success) or old (failed) map position. In either case, $done will
2335	be called at the end of this process.	2570	be called at the end of this process.
2336		2571
		2572	Note that $check will be called with a potentially non-loaded map, so if
		2573	it needs a loaded map it has to call C<< ->load >>.
		2574
2337	=cut	2575	=cut
2338		2576
2339	our $GOTOGEN;	2577	our $GOTOGEN;
2340		2578
2341	sub cf::object::player::goto {	2579	sub cf::object::player::goto {
…		…
2345	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2583	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2346		2584
2347	$self->enter_link;	2585	$self->enter_link;
2348		2586
2349	(async {	2587	(async {
		2588	$Coro::current->{desc} = "player::goto $path $x $y";
		2589
		2590	# *tag paths override both path and x|y
		2591	if ($path =~ /^\*(.*)$/) {
		2592	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2593	my $ob = $obs[rand @obs];
		2594
		2595	# see if we actually can go there
		2596	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2597	$ob = $obs[rand @obs];
		2598	} else {
		2599	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2600	}
		2601	# else put us there anyways for now #d#
		2602
		2603	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2604	} else {
		2605	($path, $x, $y) = (undef, undef, undef);
		2606	}
		2607	}
		2608
2350	my $map = eval {	2609	my $map = eval {
2351	my $map = cf::map::find $path;	2610	my $map = defined $path ? cf::map::find $path : undef;
2352		2611
2353	if ($map) {	2612	if ($map) {
2354	$map = $map->customise_for ($self);	2613	$map = $map->customise_for ($self);
2355	$map = $check->($map) if $check && $map;	2614	$map = $check->($map) if $check && $map;
2356	} else {	2615	} else {
2357	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2616	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2358	}	2617	}
2359		2618
2360	$map	2619	$map
2361	};	2620	};
2362		2621
…		…
2398	}	2657	}
2399		2658
2400	sub prepare_random_map {	2659	sub prepare_random_map {
2401	my ($exit) = @_;	2660	my ($exit) = @_;
2402		2661
2403	my $guard = cf::lock_acquire "exit_prepare:$exit";
2404
2405	# all this does is basically replace the /! path by	2662	# all this does is basically replace the /! path by
2406	# a new random map path (?random/...) with a seed	2663	# a new random map path (?random/...) with a seed
2407	# that depends on the exit object	2664	# that depends on the exit object
2408		2665
2409	my $rmp = parse_random_map_params $exit->msg;	2666	my $rmp = parse_random_map_params $exit->msg;
…		…
2411	if ($exit->map) {	2668	if ($exit->map) {
2412	$rmp->{region} = $exit->region->name;	2669	$rmp->{region} = $exit->region->name;
2413	$rmp->{origin_map} = $exit->map->path;	2670	$rmp->{origin_map} = $exit->map->path;
2414	$rmp->{origin_x} = $exit->x;	2671	$rmp->{origin_x} = $exit->x;
2415	$rmp->{origin_y} = $exit->y;	2672	$rmp->{origin_y} = $exit->y;
		2673
		2674	$exit->map->touch;
2416	}	2675	}
2417		2676
2418	$rmp->{random_seed} ||= $exit->random_seed;	2677	$rmp->{random_seed} ||= $exit->random_seed;
2419		2678
2420	my $data = cf::to_json $rmp;	2679	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2421	my $md5 = Digest::MD5::md5_hex $data;	2680	my $md5 = Digest::MD5::md5_hex $data;
2422	my $meta = "$RANDOMDIR/$md5.meta";	2681	my $meta = "$RANDOMDIR/$md5.meta";
2423		2682
2424	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2683	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2425	aio_write $fh, 0, (length $data), $data, 0;	2684	aio_write $fh, 0, (length $data), $data, 0;
2426	undef $fh;	2685	undef $fh;
2427	aio_rename "$meta~", $meta;	2686	aio_rename "$meta~", $meta;
2428		2687
		2688	my $slaying = "?random/$md5";
		2689
		2690	if ($exit->valid) {
2429	$exit->slaying ("?random/$md5");	2691	$exit->slaying ("?random/$md5");
2430	$exit->msg (undef);	2692	$exit->msg (undef);
		2693	}
2431	}	2694	}
2432	}	2695	}
2433		2696
2434	sub cf::object::player::enter_exit {	2697	sub cf::object::player::enter_exit {
2435	my ($self, $exit) = @_;	2698	my ($self, $exit) = @_;
2436		2699
2437	return unless $self->type == cf::PLAYER;	2700	return unless $self->type == cf::PLAYER;
2438		2701
2439	if ($exit->slaying eq "/!") {
2440	#TODO: this should de-fi-ni-te-ly not be a sync-job
2441	# the problem is that $exit might not survive long enough
2442	# so it needs to be done right now, right here
2443	cf::sync_job { prepare_random_map $exit };
2444	}
2445
2446	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2447	my $hp = $exit->stats->hp;
2448	my $sp = $exit->stats->sp;
2449
2450	$self->enter_link;	2702	$self->enter_link;
2451		2703
2452	# if exit is damned, update players death & WoR home-position
2453	$self->contr->savebed ($slaying, $hp, $sp)
2454	if $exit->flag (FLAG_DAMNED);
2455
2456	(async {	2704	(async {
2457	$self->deactivate_recursive; # just to be sure	2705	$Coro::current->{desc} = "enter_exit";
		2706
2458	unless (eval {	2707	unless (eval {
		2708	$self->deactivate_recursive; # just to be sure
		2709
		2710	# random map handling
		2711	{
		2712	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2713
		2714	prepare_random_map $exit
		2715	if $exit->slaying eq "/!";
		2716	}
		2717
		2718	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2719	my $x = $exit->stats->hp;
		2720	my $y = $exit->stats->sp;
		2721
2459	$self->goto ($slaying, $hp, $sp);	2722	$self->goto ($map, $x, $y);
2460		2723
		2724	# if exit is damned, update players death & WoR home-position
		2725	$self->contr->savebed ($map, $x, $y)
		2726	if $exit->flag (cf::FLAG_DAMNED);
		2727
2461	1;	2728	1
2462	}) {	2729	}) {
2463	$self->message ("Something went wrong deep within the crossfire server. "	2730	$self->message ("Something went wrong deep within the deliantra server. "
2464	. "I'll try to bring you back to the map you were before. "	2731	. "I'll try to bring you back to the map you were before. "
2465	. "Please report this to the dungeon master!",	2732	. "Please report this to the dungeon master!",
2466	cf::NDI_UNIQUE | cf::NDI_RED);	2733	cf::NDI_UNIQUE | cf::NDI_RED);
2467		2734
2468	warn "ERROR in enter_exit: $@";	2735	warn "ERROR in enter_exit: $@";
…		…
2496	the message, with C<log> being the default. If C<$color> is negative, suppress	2763	the message, with C<log> being the default. If C<$color> is negative, suppress
2497	the message unless the client supports the msg packet.	2764	the message unless the client supports the msg packet.
2498		2765
2499	=cut	2766	=cut
2500		2767
		2768	# non-persistent channels (usually the info channel)
		2769	our %CHANNEL = (
		2770	"c/motd" => {
		2771	id => "infobox",
		2772	title => "MOTD",
		2773	reply => undef,
		2774	tooltip => "The message of the day",
		2775	},
		2776	"c/identify" => {
		2777	id => "infobox",
		2778	title => "Identify",
		2779	reply => undef,
		2780	tooltip => "Items recently identified",
		2781	},
		2782	"c/examine" => {
		2783	id => "infobox",
		2784	title => "Examine",
		2785	reply => undef,
		2786	tooltip => "Signs and other items you examined",
		2787	},
		2788	"c/shopinfo" => {
		2789	id => "infobox",
		2790	title => "Shop Info",
		2791	reply => undef,
		2792	tooltip => "What your bargaining skill tells you about the shop",
		2793	},
		2794	"c/book" => {
		2795	id => "infobox",
		2796	title => "Book",
		2797	reply => undef,
		2798	tooltip => "The contents of a note or book",
		2799	},
		2800	"c/lookat" => {
		2801	id => "infobox",
		2802	title => "Look",
		2803	reply => undef,
		2804	tooltip => "What you saw there",
		2805	},
		2806	"c/who" => {
		2807	id => "infobox",
		2808	title => "Players",
		2809	reply => undef,
		2810	tooltip => "Shows players who are currently online",
		2811	},
		2812	"c/body" => {
		2813	id => "infobox",
		2814	title => "Body Parts",
		2815	reply => undef,
		2816	tooltip => "Shows which body parts you posess and are available",
		2817	},
		2818	"c/statistics" => {
		2819	id => "infobox",
		2820	title => "Statistics",
		2821	reply => undef,
		2822	tooltip => "Shows your primary statistics",
		2823	},
		2824	"c/skills" => {
		2825	id => "infobox",
		2826	title => "Skills",
		2827	reply => undef,
		2828	tooltip => "Shows your experience per skill and item power",
		2829	},
		2830	"c/shopitems" => {
		2831	id => "infobox",
		2832	title => "Shop Items",
		2833	reply => undef,
		2834	tooltip => "Shows the items currently for sale in this shop",
		2835	},
		2836	"c/resistances" => {
		2837	id => "infobox",
		2838	title => "Resistances",
		2839	reply => undef,
		2840	tooltip => "Shows your resistances",
		2841	},
		2842	"c/pets" => {
		2843	id => "infobox",
		2844	title => "Pets",
		2845	reply => undef,
		2846	tooltip => "Shows information abotu your pets/a specific pet",
		2847	},
		2848	"c/perceiveself" => {
		2849	id => "infobox",
		2850	title => "Perceive Self",
		2851	reply => undef,
		2852	tooltip => "You gained detailed knowledge about yourself",
		2853	},
		2854	"c/uptime" => {
		2855	id => "infobox",
		2856	title => "Uptime",
		2857	reply => undef,
		2858	tooltip => "How long the server has been running since last restart",
		2859	},
		2860	"c/mapinfo" => {
		2861	id => "infobox",
		2862	title => "Map Info",
		2863	reply => undef,
		2864	tooltip => "Information related to the maps",
		2865	},
		2866	"c/party" => {
		2867	id => "party",
		2868	title => "Party",
		2869	reply => "gsay ",
		2870	tooltip => "Messages and chat related to your party",
		2871	},
		2872	"c/death" => {
		2873	id => "death",
		2874	title => "Death",
		2875	reply => undef,
		2876	tooltip => "Reason for and more info about your most recent death",
		2877	},
		2878	"c/say" => $SAY_CHANNEL,
		2879	"c/chat" => $CHAT_CHANNEL,
		2880	);
		2881
2501	sub cf::client::send_msg {	2882	sub cf::client::send_msg {
2502	my ($self, $channel, $msg, $color, @extra) = @_;	2883	my ($self, $channel, $msg, $color, @extra) = @_;
2503		2884
2504	$msg = $self->pl->expand_cfpod ($msg);	2885	$msg = $self->pl->expand_cfpod ($msg)
		2886	unless $color & cf::NDI_VERBATIM;
2505		2887
2506	$color &= cf::NDI_CLIENT_MASK; # just in case...	2888	$color &= cf::NDI_CLIENT_MASK; # just in case...
2507		2889
		2890	# check predefined channels, for the benefit of C
		2891	if ($CHANNEL{$channel}) {
		2892	$channel = $CHANNEL{$channel};
		2893
		2894	$self->ext_msg (channel_info => $channel);
		2895	$channel = $channel->{id};
		2896
2508	if (ref $channel) {	2897	} elsif (ref $channel) {
2509	# send meta info to client, if not yet sent	2898	# send meta info to client, if not yet sent
2510	unless (exists $self->{channel}{$channel->{id}}) {	2899	unless (exists $self->{channel}{$channel->{id}}) {
2511	$self->{channel}{$channel->{id}} = $channel;	2900	$self->{channel}{$channel->{id}} = $channel;
2512	$self->ext_msg (channel_info => $channel);	2901	$self->ext_msg (channel_info => $channel);
2513	}	2902	}
…		…
2515	$channel = $channel->{id};	2904	$channel = $channel->{id};
2516	}	2905	}
2517		2906
2518	return unless @extra || length $msg;	2907	return unless @extra || length $msg;
2519		2908
2520	if ($self->can_msg) {
2521	# default colour, mask it out	2909	# default colour, mask it out
2522	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2910	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2523	if $color & cf::NDI_DEF;	2911	if $color & cf::NDI_DEF;
2524		2912
2525	$self->send_packet ("msg " . $self->{json_coder}->encode (	2913	my $pkt = "msg "
		2914	. $self->{json_coder}->encode (
2526	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2915	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2527	} else {	2916	);
2528	if ($color >= 0) {
2529	# replace some tags by gcfclient-compatible ones
2530	for ($msg) {
2531	1 while
2532	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2533	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2534	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2535	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2536	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2537	}
2538		2917
2539	$color &= cf::NDI_COLOR_MASK;	2918	# try lzf for large packets
		2919	$pkt = "lzf " . Compress::LZF::compress $pkt
		2920	if 1024 <= length $pkt and $self->{can_lzf};
2540		2921
2541	utf8::encode $msg;	2922	# split very large packets
2542		2923	if (8192 < length $pkt and $self->{can_lzf}) {
2543	if (0 && $msg =~ /\[/) {	2924	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2544	# COMMAND/INFO	2925	$pkt = "frag";
2545	$self->send_packet ("drawextinfo $color 10 8 $msg")
2546	} else {
2547	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2548	$self->send_packet ("drawinfo $color $msg")
2549	}
2550	}
2551	}	2926	}
		2927
		2928	$self->send_packet ($pkt);
2552	}	2929	}
2553		2930
2554	=item $client->ext_msg ($type, @msg)	2931	=item $client->ext_msg ($type, @msg)
2555		2932
2556	Sends an ext event to the client.	2933	Sends an ext event to the client.
…		…
2558	=cut	2935	=cut
2559		2936
2560	sub cf::client::ext_msg($$@) {	2937	sub cf::client::ext_msg($$@) {
2561	my ($self, $type, @msg) = @_;	2938	my ($self, $type, @msg) = @_;
2562		2939
2563	my $extcmd = $self->extcmd;
2564
2565	if ($extcmd == 2) {	2940	if ($self->extcmd == 2) {
2566	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	2941	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2567	} elsif ($extcmd == 1) { # TODO: remove	2942	} elsif ($self->extcmd == 1) { # TODO: remove
2568	push @msg, msgtype => "event_$type";	2943	push @msg, msgtype => "event_$type";
2569	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2944	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2570	}	2945	}
2571	}	2946	}
2572		2947
…		…
2579	sub cf::client::ext_reply($$@) {	2954	sub cf::client::ext_reply($$@) {
2580	my ($self, $id, @msg) = @_;	2955	my ($self, $id, @msg) = @_;
2581		2956
2582	if ($self->extcmd == 2) {	2957	if ($self->extcmd == 2) {
2583	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	2958	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2584	} elsif ($self->ns->extcmd == 1) {	2959	} elsif ($self->extcmd == 1) {
2585	#TODO: version 1, remove	2960	#TODO: version 1, remove
2586	unshift @msg, msgtype => "reply", msgid => $id;	2961	unshift @msg, msgtype => "reply", msgid => $id;
2587	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2962	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2588	}	2963	}
2589	}	2964	}
…		…
2731	=pod	3106	=pod
2732		3107
2733	The following functions and methods are available within a safe environment:	3108	The following functions and methods are available within a safe environment:
2734		3109
2735	cf::object	3110	cf::object
2736	contr pay_amount pay_player map x y force_find force_add	3111	contr pay_amount pay_player map x y force_find force_add destroy
2737	insert remove name archname title slaying race	3112	insert remove name archname title slaying race decrease split
		3113	value
2738		3114
2739	cf::object::player	3115	cf::object::player
2740	player	3116	player
2741		3117
2742	cf::player	3118	cf::player
…		…
2747		3123
2748	=cut	3124	=cut
2749		3125
2750	for (	3126	for (
2751	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3127	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2752	insert remove inv name archname title slaying race)],	3128	insert remove inv nrof name archname title slaying race
		3129	decrease split destroy change_exp value msg lore send_msg)],
2753	["cf::object::player" => qw(player)],	3130	["cf::object::player" => qw(player)],
2754	["cf::player" => qw(peaceful)],	3131	["cf::player" => qw(peaceful send_msg)],
2755	["cf::map" => qw(trigger)],	3132	["cf::map" => qw(trigger)],
2756	) {	3133	) {
2757	no strict 'refs';	3134	no strict 'refs';
2758	my ($pkg, @funs) = @$_;	3135	my ($pkg, @funs) = @$_;
2759	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3136	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2776	my ($code, %vars) = @_;	3153	my ($code, %vars) = @_;
2777		3154
2778	my $qcode = $code;	3155	my $qcode = $code;
2779	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3156	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2780	$qcode =~ s/\n/\\n/g;	3157	$qcode =~ s/\n/\\n/g;
		3158
		3159	%vars = (_dummy => 0) unless %vars;
2781		3160
2782	local $_;	3161	local $_;
2783	local @safe::cf::_safe_eval_args = values %vars;	3162	local @safe::cf::_safe_eval_args = values %vars;
2784		3163
2785	my $eval =	3164	my $eval =
…		…
2833	# the server's init and main functions	3212	# the server's init and main functions
2834		3213
2835	sub load_facedata($) {	3214	sub load_facedata($) {
2836	my ($path) = @_;	3215	my ($path) = @_;
2837		3216
		3217	# HACK to clear player env face cache, we need some signal framework
		3218	# for this (global event?)
		3219	%ext::player_env::MUSIC_FACE_CACHE = ();
		3220
2838	my $enc = JSON::XS->new->utf8->canonical;	3221	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2839		3222
2840	warn "loading facedata from $path\n";	3223	warn "loading facedata from $path\n";
2841		3224
2842	my $facedata;	3225	my $facedata;
2843	0 < aio_load $path, $facedata	3226	0 < aio_load $path, $facedata
…		…
2858	{	3241	{
2859	my $faces = $facedata->{faceinfo};	3242	my $faces = $facedata->{faceinfo};
2860		3243
2861	while (my ($face, $info) = each %$faces) {	3244	while (my ($face, $info) = each %$faces) {
2862	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3245	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3246
2863	cf::face::set_visibility $idx, $info->{visibility};	3247	cf::face::set_visibility $idx, $info->{visibility};
2864	cf::face::set_magicmap $idx, $info->{magicmap};	3248	cf::face::set_magicmap $idx, $info->{magicmap};
2865	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3249	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2866	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3250	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2867		3251
2868	cf::cede_to_tick;	3252	cf::cede_to_tick;
2869	}	3253	}
2870		3254
2871	while (my ($face, $info) = each %$faces) {	3255	while (my ($face, $info) = each %$faces) {
2872	next unless $info->{smooth};	3256	next unless $info->{smooth};
		3257
2873	my $idx = cf::face::find $face	3258	my $idx = cf::face::find $face
2874	or next;	3259	or next;
		3260
2875	if (my $smooth = cf::face::find $info->{smooth}) {	3261	if (my $smooth = cf::face::find $info->{smooth}) {
2876	cf::face::set_smooth $idx, $smooth;	3262	cf::face::set_smooth $idx, $smooth;
2877	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3263	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2878	} else {	3264	} else {
2879	warn "smooth face '$info->{smooth}' not found for face '$face'";	3265	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2897	{	3283	{
2898	# TODO: for gcfclient pleasure, we should give resources	3284	# TODO: for gcfclient pleasure, we should give resources
2899	# that gcfclient doesn't grok a >10000 face index.	3285	# that gcfclient doesn't grok a >10000 face index.
2900	my $res = $facedata->{resource};	3286	my $res = $facedata->{resource};
2901		3287
2902	my $soundconf = delete $res->{"res/sound.conf"};
2903
2904	while (my ($name, $info) = each %$res) {	3288	while (my ($name, $info) = each %$res) {
		3289	if (defined $info->{type}) {
2905	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3290	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2906	my $data;	3291	my $data;
2907		3292
2908	if ($info->{type} & 1) {	3293	if ($info->{type} & 1) {
2909	# prepend meta info	3294	# prepend meta info
2910		3295
2911	my $meta = $enc->encode ({	3296	my $meta = $enc->encode ({
2912	name => $name,	3297	name => $name,
2913	%{ $info->{meta} || {} },	3298	%{ $info->{meta} || {} },
2914	});	3299	});
2915		3300
2916	$data = pack "(w/a*)*", $meta, $info->{data};	3301	$data = pack "(w/a*)*", $meta, $info->{data};
		3302	} else {
		3303	$data = $info->{data};
		3304	}
		3305
		3306	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3307	cf::face::set_type $idx, $info->{type};
2917	} else {	3308	} else {
2918	$data = $info->{data};	3309	$RESOURCE{$name} = $info;
2919	}	3310	}
2920		3311
2921	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2922	cf::face::set_type $idx, $info->{type};
2923
2924	cf::cede_to_tick;	3312	cf::cede_to_tick;
2925	}	3313	}
2926
2927	if ($soundconf) {
2928	$soundconf = $enc->decode (delete $soundconf->{data});
2929
2930	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2931	my $sound = $soundconf->{compat}[$_]
2932	or next;
2933
2934	my $face = cf::face::find "sound/$sound->[1]";
2935	cf::sound::set $sound->[0] => $face;
2936	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2937	}
2938
2939	while (my ($k, $v) = each %{$soundconf->{event}}) {
2940	my $face = cf::face::find "sound/$v";
2941	cf::sound::set $k => $face;
2942	}
2943	}
2944	}	3314	}
		3315
		3316	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2945		3317
2946	1	3318	1
2947	}	3319	}
		3320
		3321	cf::global->attach (on_resource_update => sub {
		3322	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3323	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3324
		3325	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3326	my $sound = $soundconf->{compat}[$_]
		3327	or next;
		3328
		3329	my $face = cf::face::find "sound/$sound->[1]";
		3330	cf::sound::set $sound->[0] => $face;
		3331	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3332	}
		3333
		3334	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3335	my $face = cf::face::find "sound/$v";
		3336	cf::sound::set $k => $face;
		3337	}
		3338	}
		3339	});
2948		3340
2949	register_exticmd fx_want => sub {	3341	register_exticmd fx_want => sub {
2950	my ($ns, $want) = @_;	3342	my ($ns, $want) = @_;
2951		3343
2952	while (my ($k, $v) = each %$want) {	3344	while (my ($k, $v) = each %$want) {
2953	$ns->fx_want ($k, $v);	3345	$ns->fx_want ($k, $v);
2954	}	3346	}
2955	};	3347	};
2956		3348
		3349	sub load_resource_file($) {
		3350	my $guard = lock_acquire "load_resource_file";
		3351
		3352	my $status = load_resource_file_ $_[0];
		3353	get_slot 0.1, 100;
		3354	cf::arch::commit_load;
		3355
		3356	$status
		3357	}
		3358
2957	sub reload_regions {	3359	sub reload_regions {
		3360	# HACK to clear player env face cache, we need some signal framework
		3361	# for this (global event?)
		3362	%ext::player_env::MUSIC_FACE_CACHE = ();
		3363
2958	load_resource_file "$MAPDIR/regions"	3364	load_resource_file "$MAPDIR/regions"
2959	or die "unable to load regions file\n";	3365	or die "unable to load regions file\n";
2960		3366
2961	for (cf::region::list) {	3367	for (cf::region::list) {
2962	$_->{match} = qr/$_->{match}/	3368	$_->{match} = qr/$_->{match}/
…		…
2970	}	3376	}
2971		3377
2972	sub reload_archetypes {	3378	sub reload_archetypes {
2973	load_resource_file "$DATADIR/archetypes"	3379	load_resource_file "$DATADIR/archetypes"
2974	or die "unable to load archetypes\n";	3380	or die "unable to load archetypes\n";
2975	#d# NEED to laod twice to resolve forward references
2976	# this really needs to be done in an extra post-pass
2977	# (which needs to be synchronous, so solve it differently)
2978	load_resource_file "$DATADIR/archetypes"
2979	or die "unable to load archetypes\n";
2980	}	3381	}
2981		3382
2982	sub reload_treasures {	3383	sub reload_treasures {
2983	load_resource_file "$DATADIR/treasures"	3384	load_resource_file "$DATADIR/treasures"
2984	or die "unable to load treasurelists\n";	3385	or die "unable to load treasurelists\n";
2985	}	3386	}
2986		3387
2987	sub reload_resources {	3388	sub reload_resources {
2988	warn "reloading resource files...\n";	3389	warn "reloading resource files...\n";
2989		3390
		3391	reload_facedata;
		3392	reload_archetypes;
2990	reload_regions;	3393	reload_regions;
2991	reload_facedata;
2992	#reload_archetypes;#d#
2993	reload_archetypes;
2994	reload_treasures;	3394	reload_treasures;
2995		3395
2996	warn "finished reloading resource files\n";	3396	warn "finished reloading resource files\n";
2997	}	3397	}
2998		3398
2999	sub init {	3399	sub reload_config {
3000	reload_resources;	3400	warn "reloading config file...\n";
3001	}
3002		3401
3003	sub cfg_load {
3004	open my $fh, "<:utf8", "$CONFDIR/config"	3402	open my $fh, "<:utf8", "$CONFDIR/config"
3005	or return;	3403	or return;
3006		3404
3007	local $/;	3405	local $/;
3008	*CFG = YAML::Syck::Load <$fh>;	3406	*CFG = YAML::XS::Load scalar <$fh>;
3009		3407
3010	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3408	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3011		3409
3012	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3410	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3013	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3411	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3017	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3415	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3018	and die "WARNING: m(un)lockall failed: $!\n";	3416	and die "WARNING: m(un)lockall failed: $!\n";
3019	};	3417	};
3020	warn $@ if $@;	3418	warn $@ if $@;
3021	}	3419	}
		3420
		3421	warn "finished reloading resource files\n";
		3422	}
		3423
		3424	sub pidfile() {
		3425	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3426	or die "$PIDFILE: $!";
		3427	flock $fh, &Fcntl::LOCK_EX
		3428	or die "$PIDFILE: flock: $!";
		3429	$fh
		3430	}
		3431
		3432	# make sure only one server instance is running at any one time
		3433	sub atomic {
		3434	my $fh = pidfile;
		3435
		3436	my $pid = <$fh>;
		3437	kill 9, $pid if $pid > 0;
		3438
		3439	seek $fh, 0, 0;
		3440	print $fh $$;
		3441	}
		3442
		3443	sub main_loop {
		3444	warn "EV::loop starting\n";
		3445	if (1) {
		3446	EV::loop;
		3447	}
		3448	warn "EV::loop returned\n";
		3449	goto &main_loop unless $REALLY_UNLOOP;
3022	}	3450	}
3023		3451
3024	sub main {	3452	sub main {
		3453	cf::init_globals; # initialise logging
		3454
		3455	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3456	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3457	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3458	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3459
		3460	cf::init_experience;
		3461	cf::init_anim;
		3462	cf::init_attackmess;
		3463	cf::init_dynamic;
		3464
		3465	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3466
3025	# we must not ever block the main coroutine	3467	# we must not ever block the main coroutine
3026	local $Coro::idle = sub {	3468	local $Coro::idle = sub {
3027	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3469	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3028	(async {	3470	(async {
3029	Event::one_event;	3471	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3472	EV::loop EV::LOOP_ONESHOT;
3030	})->prio (Coro::PRIO_MAX);	3473	})->prio (Coro::PRIO_MAX);
3031	};	3474	};
3032		3475
3033	cfg_load;	3476	evthread_start IO::AIO::poll_fileno;
		3477
		3478	cf::sync_job {
		3479	reload_resources;
		3480	reload_config;
3034	db_init;	3481	db_init;
		3482
		3483	cf::load_settings;
		3484	cf::load_materials;
		3485	cf::init_uuid;
		3486	cf::init_signals;
		3487	cf::init_commands;
		3488	cf::init_skills;
		3489
		3490	cf::init_beforeplay;
		3491
		3492	atomic;
		3493
3035	load_extensions;	3494	load_extensions;
3036		3495
3037	$TICK_WATCHER->start;	3496	utime time, time, $RUNTIMEFILE;
3038	Event::loop;	3497
		3498	# no (long-running) fork's whatsoever before this point(!)
		3499	use POSIX ();
		3500	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3501
		3502	(pop @POST_INIT)->(0) while @POST_INIT;
		3503	};
		3504
		3505	main_loop;
3039	}	3506	}
3040		3507
3041	#############################################################################	3508	#############################################################################
3042	# initialisation and cleanup	3509	# initialisation and cleanup
3043		3510
3044	# install some emergency cleanup handlers	3511	# install some emergency cleanup handlers
3045	BEGIN {	3512	BEGIN {
		3513	our %SIGWATCHER = ();
3046	for my $signal (qw(INT HUP TERM)) {	3514	for my $signal (qw(INT HUP TERM)) {
3047	Event->signal (	3515	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3048	reentrant => 0,
3049	data => WF_AUTOCANCEL,
3050	signal => $signal,
3051	prio => 0,
3052	cb => sub {
3053	cf::cleanup "SIG$signal";	3516	cf::cleanup "SIG$signal";
3054	},
3055	);	3517	};
3056	}	3518	}
3057	}	3519	}
3058		3520
3059	sub write_runtime {	3521	sub write_runtime_sync {
3060	my $runtime = "$LOCALDIR/runtime";
3061
3062	# first touch the runtime file to show we are still running:	3522	# first touch the runtime file to show we are still running:
3063	# the fsync below can take a very very long time.	3523	# the fsync below can take a very very long time.
3064		3524
3065	IO::AIO::aio_utime $runtime, undef, undef;	3525	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3066		3526
3067	my $guard = cf::lock_acquire "write_runtime";	3527	my $guard = cf::lock_acquire "write_runtime";
3068		3528
3069	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3529	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3070	or return;	3530	or return;
3071		3531
3072	my $value = $cf::RUNTIME + 90 + 10;	3532	my $value = $cf::RUNTIME + 90 + 10;
3073	# 10 is the runtime save interval, for a monotonic clock	3533	# 10 is the runtime save interval, for a monotonic clock
3074	# 60 allows for the watchdog to kill the server.	3534	# 60 allows for the watchdog to kill the server.
…		…
3084	aio_utime $fh, undef, undef;	3544	aio_utime $fh, undef, undef;
3085		3545
3086	close $fh	3546	close $fh
3087	or return;	3547	or return;
3088		3548
3089	aio_rename "$runtime~", $runtime	3549	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3090	and return;	3550	and return;
3091		3551
3092	warn "runtime file written.\n";	3552	warn "runtime file written.\n";
3093		3553
3094	1	3554	1
		3555	}
		3556
		3557	our $uuid_lock;
		3558	our $uuid_skip;
		3559
		3560	sub write_uuid_sync($) {
		3561	$uuid_skip ||= $_[0];
		3562
		3563	return if $uuid_lock;
		3564	local $uuid_lock = 1;
		3565
		3566	my $uuid = "$LOCALDIR/uuid";
		3567
		3568	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3569	or return;
		3570
		3571	my $value = uuid_seq uuid_cur;
		3572
		3573	unless ($value) {
		3574	warn "cowardly refusing to write zero uuid value!\n";
		3575	return;
		3576	}
		3577
		3578	my $value = uuid_str $value + $uuid_skip;
		3579	$uuid_skip = 0;
		3580
		3581	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3582	and return;
		3583
		3584	# always fsync - this file is important
		3585	aio_fsync $fh
		3586	and return;
		3587
		3588	close $fh
		3589	or return;
		3590
		3591	aio_rename "$uuid~", $uuid
		3592	and return;
		3593
		3594	warn "uuid file written ($value).\n";
		3595
		3596	1
		3597
		3598	}
		3599
		3600	sub write_uuid($$) {
		3601	my ($skip, $sync) = @_;
		3602
		3603	$sync ? write_uuid_sync $skip
		3604	: async { write_uuid_sync $skip };
3095	}	3605	}
3096		3606
3097	sub emergency_save() {	3607	sub emergency_save() {
3098	my $freeze_guard = cf::freeze_mainloop;	3608	my $freeze_guard = cf::freeze_mainloop;
3099		3609
3100	warn "enter emergency perl save\n";	3610	warn "emergency_perl_save: enter\n";
3101		3611
3102	cf::sync_job {	3612	cf::sync_job {
		3613	# this is a trade-off: we want to be very quick here, so
		3614	# save all maps without fsync, and later call a global sync
		3615	# (which in turn might be very very slow)
		3616	local $USE_FSYNC = 0;
		3617
3103	# use a peculiar iteration method to avoid tripping on perl	3618	# use a peculiar iteration method to avoid tripping on perl
3104	# refcount bugs in for. also avoids problems with players	3619	# refcount bugs in for. also avoids problems with players
3105	# and maps saved/destroyed asynchronously.	3620	# and maps saved/destroyed asynchronously.
3106	warn "begin emergency player save\n";	3621	warn "emergency_perl_save: begin player save\n";
3107	for my $login (keys %cf::PLAYER) {	3622	for my $login (keys %cf::PLAYER) {
3108	my $pl = $cf::PLAYER{$login} or next;	3623	my $pl = $cf::PLAYER{$login} or next;
3109	$pl->valid or next;	3624	$pl->valid or next;
		3625	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3110	$pl->save;	3626	$pl->save;
3111	}	3627	}
3112	warn "end emergency player save\n";	3628	warn "emergency_perl_save: end player save\n";
3113		3629
3114	warn "begin emergency map save\n";	3630	warn "emergency_perl_save: begin map save\n";
3115	for my $path (keys %cf::MAP) {	3631	for my $path (keys %cf::MAP) {
3116	my $map = $cf::MAP{$path} or next;	3632	my $map = $cf::MAP{$path} or next;
3117	$map->valid or next;	3633	$map->valid or next;
3118	$map->save;	3634	$map->save;
3119	}	3635	}
3120	warn "end emergency map save\n";	3636	warn "emergency_perl_save: end map save\n";
3121		3637
3122	warn "begin emergency database checkpoint\n";	3638	warn "emergency_perl_save: begin database checkpoint\n";
3123	BDB::db_env_txn_checkpoint $DB_ENV;	3639	BDB::db_env_txn_checkpoint $DB_ENV;
3124	warn "end emergency database checkpoint\n";	3640	warn "emergency_perl_save: end database checkpoint\n";
		3641
		3642	warn "emergency_perl_save: begin write uuid\n";
		3643	write_uuid_sync 1;
		3644	warn "emergency_perl_save: end write uuid\n";
3125	};	3645	};
3126		3646
		3647	warn "emergency_perl_save: starting sync()\n";
		3648	IO::AIO::aio_sync sub {
		3649	warn "emergency_perl_save: finished sync()\n";
		3650	};
		3651
3127	warn "leave emergency perl save\n";	3652	warn "emergency_perl_save: leave\n";
3128	}	3653	}
3129		3654
3130	sub post_cleanup {	3655	sub post_cleanup {
3131	my ($make_core) = @_;	3656	my ($make_core) = @_;
3132		3657
3133	warn Carp::longmess "post_cleanup backtrace"	3658	warn Carp::longmess "post_cleanup backtrace"
3134	if $make_core;	3659	if $make_core;
		3660
		3661	my $fh = pidfile;
		3662	unlink $PIDFILE if <$fh> == $$;
		3663	}
		3664
		3665	# a safer delete_package, copied from Symbol
		3666	sub clear_package($) {
		3667	my $pkg = shift;
		3668
		3669	# expand to full symbol table name if needed
		3670	unless ($pkg =~ /^main::.*::$/) {
		3671	$pkg = "main$pkg" if $pkg =~ /^::/;
		3672	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3673	$pkg .= '::' unless $pkg =~ /::$/;
		3674	}
		3675
		3676	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3677	my $stem_symtab = *{$stem}{HASH};
		3678
		3679	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3680	or return;
		3681
		3682	# clear all symbols
		3683	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3684	for my $name (keys %$leaf_symtab) {
		3685	_gv_clear *{"$pkg$name"};
		3686	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3687	}
		3688	warn "cleared package $pkg\n";#d#
3135	}	3689	}
3136		3690
3137	sub do_reload_perl() {	3691	sub do_reload_perl() {
3138	# can/must only be called in main	3692	# can/must only be called in main
3139	if ($Coro::current != $Coro::main) {	3693	if ($Coro::current != $Coro::main) {
3140	warn "can only reload from main coroutine";	3694	warn "can only reload from main coroutine";
3141	return;	3695	return;
3142	}	3696	}
3143		3697
		3698	return if $RELOAD++;
		3699
		3700	my $t1 = EV::time;
		3701
		3702	while ($RELOAD) {
3144	warn "reloading...";	3703	warn "reloading...";
3145		3704
3146	warn "entering sync_job";	3705	warn "entering sync_job";
3147		3706
3148	cf::sync_job {	3707	cf::sync_job {
3149	cf::write_runtime; # external watchdog should not bark	3708	cf::write_runtime_sync; # external watchdog should not bark
3150	cf::emergency_save;	3709	cf::emergency_save;
3151	cf::write_runtime; # external watchdog should not bark	3710	cf::write_runtime_sync; # external watchdog should not bark
3152		3711
3153	warn "syncing database to disk";	3712	warn "syncing database to disk";
3154	BDB::db_env_txn_checkpoint $DB_ENV;	3713	BDB::db_env_txn_checkpoint $DB_ENV;
3155		3714
3156	# if anything goes wrong in here, we should simply crash as we already saved	3715	# if anything goes wrong in here, we should simply crash as we already saved
3157		3716
3158	warn "cancelling all WF_AUTOCANCEL watchers";
3159	for (Event::all_watchers) {
3160	$_->cancel if $_->data & WF_AUTOCANCEL;
3161	}
3162
3163	warn "flushing outstanding aio requests";	3717	warn "flushing outstanding aio requests";
3164	for (;;) {
3165	BDB::flush;
3166	IO::AIO::flush;
3167	Coro::cede;
3168	last unless IO::AIO::nreqs || BDB::nreqs;	3718	while (IO::AIO::nreqs || BDB::nreqs) {
3169	warn "iterate...";	3719	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3170	}
3171
3172	++$RELOAD;
3173
3174	warn "cancelling all extension coros";
3175	$_->cancel for values %EXT_CORO;
3176	%EXT_CORO = ();
3177
3178	warn "removing commands";
3179	%COMMAND = ();
3180
3181	warn "removing ext/exti commands";
3182	%EXTCMD = ();
3183	%EXTICMD = ();
3184
3185	warn "unloading/nuking all extensions";
3186	for my $pkg (@EXTS) {
3187	warn "... unloading $pkg";
3188
3189	if (my $cb = $pkg->can ("unload")) {
3190	eval {
3191	$cb->($pkg);
3192	1
3193	} or warn "$pkg unloaded, but with errors: $@";
3194	}	3720	}
3195		3721
3196	warn "... nuking $pkg";	3722	warn "cancelling all extension coros";
3197	Symbol::delete_package $pkg;	3723	$_->cancel for values %EXT_CORO;
3198	}	3724	%EXT_CORO = ();
3199		3725
3200	warn "unloading all perl modules loaded from $LIBDIR";	3726	warn "removing commands";
3201	while (my ($k, $v) = each %INC) {	3727	%COMMAND = ();
3202	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3203		3728
		3729	warn "removing ext/exti commands";
		3730	%EXTCMD = ();
		3731	%EXTICMD = ();
		3732
		3733	warn "unloading/nuking all extensions";
		3734	for my $pkg (@EXTS) {
3204	warn "... unloading $k";	3735	warn "... unloading $pkg";
3205	delete $INC{$k};
3206		3736
3207	$k =~ s/\.pm$//;
3208	$k =~ s/\//::/g;
3209
3210	if (my $cb = $k->can ("unload_module")) {	3737	if (my $cb = $pkg->can ("unload")) {
		3738	eval {
3211	$cb->();	3739	$cb->($pkg);
		3740	1
		3741	} or warn "$pkg unloaded, but with errors: $@";
		3742	}
		3743
		3744	warn "... clearing $pkg";
		3745	clear_package $pkg;
3212	}	3746	}
3213		3747
3214	Symbol::delete_package $k;	3748	warn "unloading all perl modules loaded from $LIBDIR";
		3749	while (my ($k, $v) = each %INC) {
		3750	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3751
		3752	warn "... unloading $k";
		3753	delete $INC{$k};
		3754
		3755	$k =~ s/\.pm$//;
		3756	$k =~ s/\//::/g;
		3757
		3758	if (my $cb = $k->can ("unload_module")) {
		3759	$cb->();
		3760	}
		3761
		3762	clear_package $k;
3215	}	3763	}
3216		3764
3217	warn "getting rid of safe::, as good as possible";	3765	warn "getting rid of safe::, as good as possible";
3218	Symbol::delete_package "safe::$_"	3766	clear_package "safe::$_"
3219	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3767	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3220		3768
3221	warn "unloading cf.pm \"a bit\"";	3769	warn "unloading cf.pm \"a bit\"";
3222	delete $INC{"cf.pm"};	3770	delete $INC{"cf.pm"};
3223	delete $INC{"cf/pod.pm"};	3771	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3224		3772
3225	# don't, removes xs symbols, too,	3773	# don't, removes xs symbols, too,
3226	# and global variables created in xs	3774	# and global variables created in xs
3227	#Symbol::delete_package __PACKAGE__;	3775	#clear_package __PACKAGE__;
3228		3776
3229	warn "unload completed, starting to reload now";	3777	warn "unload completed, starting to reload now";
3230		3778
3231	warn "reloading cf.pm";	3779	warn "reloading cf.pm";
3232	require cf;	3780	require cf;
3233	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3781	cf::_connect_to_perl_1;
3234		3782
3235	warn "loading config and database again";	3783	warn "loading config and database again";
3236	cf::cfg_load;	3784	cf::reload_config;
3237		3785
3238	warn "loading extensions";	3786	warn "loading extensions";
3239	cf::load_extensions;	3787	cf::load_extensions;
3240		3788
		3789	if ($REATTACH_ON_RELOAD) {
3241	warn "reattaching attachments to objects/players";	3790	warn "reattaching attachments to objects/players";
3242	_global_reattach; # objects, sockets	3791	_global_reattach; # objects, sockets
3243	warn "reattaching attachments to maps";	3792	warn "reattaching attachments to maps";
3244	reattach $_ for values %MAP;	3793	reattach $_ for values %MAP;
3245	warn "reattaching attachments to players";	3794	warn "reattaching attachments to players";
3246	reattach $_ for values %PLAYER;	3795	reattach $_ for values %PLAYER;
		3796	}
3247		3797
		3798	warn "running post_init jobs";
		3799	(pop @POST_INIT)->(1) while @POST_INIT;
		3800
3248	warn "leaving sync_job";	3801	warn "leaving sync_job";
3249		3802
3250	1	3803	1
3251	} or do {	3804	} or do {
3252	warn $@;	3805	warn $@;
3253	warn "error while reloading, exiting.";	3806	cf::cleanup "error while reloading, exiting.";
3254	exit 1;
3255	};	3807	};
3256		3808
3257	warn "reloaded";	3809	warn "reloaded";
		3810	--$RELOAD;
		3811	}
		3812
		3813	$t1 = EV::time - $t1;
		3814	warn "reload completed in ${t1}s\n";
3258	};	3815	};
3259		3816
3260	our $RELOAD_WATCHER; # used only during reload	3817	our $RELOAD_WATCHER; # used only during reload
3261		3818
3262	sub reload_perl() {	3819	sub reload_perl() {
3263	# doing reload synchronously and two reloads happen back-to-back,	3820	# doing reload synchronously and two reloads happen back-to-back,
3264	# coro crashes during coro_state_free->destroy here.	3821	# coro crashes during coro_state_free->destroy here.
3265		3822
3266	$RELOAD_WATCHER ||= Event->timer (	3823	$RELOAD_WATCHER ||= cf::async {
3267	reentrant => 0,	3824	Coro::AIO::aio_wait cache_extensions;
3268	after => 0,	3825
3269	data => WF_AUTOCANCEL,	3826	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3270	cb => sub {
3271	do_reload_perl;	3827	do_reload_perl;
3272	undef $RELOAD_WATCHER;	3828	undef $RELOAD_WATCHER;
3273	},	3829	};
3274	);	3830	};
3275	}	3831	}
3276		3832
3277	register_command "reload" => sub {	3833	register_command "reload" => sub {
3278	my ($who, $arg) = @_;	3834	my ($who, $arg) = @_;
3279		3835
3280	if ($who->flag (FLAG_WIZ)) {	3836	if ($who->flag (FLAG_WIZ)) {
3281	$who->message ("reloading server.");	3837	$who->message ("reloading server.");
		3838	async {
		3839	$Coro::current->{desc} = "perl_reload";
3282	async { reload_perl };	3840	reload_perl;
		3841	};
3283	}	3842	}
3284	};	3843	};
3285		3844
3286	unshift @INC, $LIBDIR;	3845	unshift @INC, $LIBDIR;
3287		3846
…		…
3289		3848
3290	our @WAIT_FOR_TICK;	3849	our @WAIT_FOR_TICK;
3291	our @WAIT_FOR_TICK_BEGIN;	3850	our @WAIT_FOR_TICK_BEGIN;
3292		3851
3293	sub wait_for_tick {	3852	sub wait_for_tick {
3294	return unless $TICK_WATCHER->is_active;
3295	return if $Coro::current == $Coro::main;	3853	return if tick_inhibit || $Coro::current == $Coro::main;
3296		3854
3297	my $signal = new Coro::Signal;	3855	my $signal = new Coro::Signal;
3298	push @WAIT_FOR_TICK, $signal;	3856	push @WAIT_FOR_TICK, $signal;
3299	$signal->wait;	3857	$signal->wait;
3300	}	3858	}
3301		3859
3302	sub wait_for_tick_begin {	3860	sub wait_for_tick_begin {
3303	return unless $TICK_WATCHER->is_active;
3304	return if $Coro::current == $Coro::main;	3861	return if tick_inhibit || $Coro::current == $Coro::main;
3305		3862
3306	my $signal = new Coro::Signal;	3863	my $signal = new Coro::Signal;
3307	push @WAIT_FOR_TICK_BEGIN, $signal;	3864	push @WAIT_FOR_TICK_BEGIN, $signal;
3308	$signal->wait;	3865	$signal->wait;
3309	}	3866	}
3310		3867
3311	my $min = 1e6;#d#	3868	sub tick {
3312	my $avg = 10;
3313	$TICK_WATCHER = Event->timer (
3314	reentrant => 0,
3315	parked => 1,
3316	prio => 0,
3317	at => $NEXT_TICK || $TICK,
3318	data => WF_AUTOCANCEL,
3319	cb => sub {
3320	if ($Coro::current != $Coro::main) {	3869	if ($Coro::current != $Coro::main) {
3321	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3870	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3322	unless ++$bug_warning > 10;	3871	unless ++$bug_warning > 10;
3323	return;	3872	return;
3324	}	3873	}
3325		3874
3326	$NOW = $tick_start = Event::time;
3327
3328	cf::server_tick; # one server iteration	3875	cf::server_tick; # one server iteration
3329		3876
3330	0 && sync_job {#d#	3877	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3331	for(1..10) {	3878	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3332	my $t = Event::time;	3879	Coro::async_pool {
3333	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3880	$Coro::current->{desc} = "runtime saver";
3334	or die;	3881	write_runtime_sync
3335		3882	or warn "ERROR: unable to write runtime file: $!";
3336	$map->width (50);
3337	$map->height (50);
3338	$map->alloc;
3339	$map->_load_objects ("/tmp/x.map", 1);
3340	my $t = Event::time - $t;
3341
3342	#next unless $t < 0.0013;#d#
3343	if ($t < $min) {
3344	$min = $t;
3345	}
3346	$avg = $avg * 0.99 + $t * 0.01;
3347	}
3348	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3349	exit 0;
3350	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3351	};	3883	};
		3884	}
3352		3885
3353	$RUNTIME += $TICK;
3354	$NEXT_TICK += $TICK;
3355
3356	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3357	$NEXT_RUNTIME_WRITE = $NOW + 10;
3358	Coro::async_pool {
3359	write_runtime
3360	or warn "ERROR: unable to write runtime file: $!";
3361	};
3362	}
3363
3364	# my $AFTER = Event::time;
3365	# warn $AFTER - $NOW;#d#
3366
3367	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3886	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3368	$sig->send;	3887	$sig->send;
3369	}	3888	}
3370	while (my $sig = shift @WAIT_FOR_TICK) {	3889	while (my $sig = shift @WAIT_FOR_TICK) {
3371	$sig->send;	3890	$sig->send;
3372	}	3891	}
3373		3892
3374	$NOW = Event::time;	3893	$LOAD = ($NOW - $TICK_START) / $TICK;
3375
3376	# if we are delayed by four ticks or more, skip them all
3377	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3378
3379	$TICK_WATCHER->at ($NEXT_TICK);
3380	$TICK_WATCHER->start;
3381
3382	$LOAD = ($NOW - $tick_start) / $TICK;
3383	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3894	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3384		3895
3385	_post_tick;	3896	if (0) {
3386		3897	if ($NEXT_TICK) {
3387		3898	my $jitter = $TICK_START - $NEXT_TICK;
		3899	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3900	warn "jitter $JITTER\n";#d#
		3901	}
3388	},	3902	}
3389	);	3903	}
3390		3904
3391	{	3905	{
3392	BDB::max_poll_time $TICK * 0.1;	3906	# configure BDB
3393	$BDB_POLL_WATCHER = Event->io (	3907
3394	reentrant => 0,
3395	fd => BDB::poll_fileno,
3396	poll => 'r',
3397	prio => 0,
3398	data => WF_AUTOCANCEL,
3399	cb => \&BDB::poll_cb,
3400	);
3401	BDB::min_parallel 8;	3908	BDB::min_parallel 8;
3402		3909	BDB::max_poll_reqs $TICK * 0.1;
3403	BDB::set_sync_prepare {	3910	$AnyEvent::BDB::WATCHER->priority (1);
3404	my $status;
3405	my $current = $Coro::current;
3406	(
3407	sub {
3408	$status = $!;
3409	$current->ready; undef $current;
3410	},
3411	sub {
3412	Coro::schedule while defined $current;
3413	$! = $status;
3414	},
3415	)
3416	};
3417		3911
3418	unless ($DB_ENV) {	3912	unless ($DB_ENV) {
3419	$DB_ENV = BDB::db_env_create;	3913	$DB_ENV = BDB::db_env_create;
		3914	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3915	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3916	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3917	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3918	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3420		3919
3421	cf::sync_job {	3920	cf::sync_job {
3422	eval {	3921	eval {
3423	BDB::db_env_open	3922	BDB::db_env_open
3424	$DB_ENV,	3923	$DB_ENV,
…		…
3426	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3925	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3427	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3926	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3428	0666;	3927	0666;
3429		3928
3430	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3929	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3431
3432	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3433	$DB_ENV->set_lk_detect;
3434	};	3930	};
3435		3931
3436	cf::cleanup "db_env_open(db): $@" if $@;	3932	cf::cleanup "db_env_open(db): $@" if $@;
3437	};	3933	};
3438	}	3934	}
		3935
		3936	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3937	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3938	};
		3939	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3940	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3941	};
		3942	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3943	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3944	};
3439	}	3945	}
3440		3946
3441	{	3947	{
		3948	# configure IO::AIO
		3949
3442	IO::AIO::min_parallel 8;	3950	IO::AIO::min_parallel 8;
3443
3444	undef $Coro::AIO::WATCHER;
3445	IO::AIO::max_poll_time $TICK * 0.1;	3951	IO::AIO::max_poll_time $TICK * 0.1;
3446	$AIO_POLL_WATCHER = Event->io (	3952	undef $AnyEvent::AIO::WATCHER;
3447	reentrant => 0,
3448	data => WF_AUTOCANCEL,
3449	fd => IO::AIO::poll_fileno,
3450	poll => 'r',
3451	prio => 6,
3452	cb => \&IO::AIO::poll_cb,
3453	);
3454	}	3953	}
3455		3954
3456	my $_log_backtrace;	3955	my $_log_backtrace;
3457		3956
3458	sub _log_backtrace {	3957	sub _log_backtrace {
…		…
3461	$msg =~ s/\n//;	3960	$msg =~ s/\n//;
3462		3961
3463	# limit the # of concurrent backtraces	3962	# limit the # of concurrent backtraces
3464	if ($_log_backtrace < 2) {	3963	if ($_log_backtrace < 2) {
3465	++$_log_backtrace;	3964	++$_log_backtrace;
		3965	my $perl_bt = Carp::longmess $msg;
3466	async {	3966	async {
		3967	$Coro::current->{desc} = "abt $msg";
		3968
3467	my @bt = fork_call {	3969	my @bt = fork_call {
3468	@addr = map { sprintf "%x", $_ } @addr;	3970	@addr = map { sprintf "%x", $_ } @addr;
3469	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3971	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3470	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3972	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3471	or die "addr2line: $!";	3973	or die "addr2line: $!";
…		…
3479	}	3981	}
3480		3982
3481	@funcs	3983	@funcs
3482	};	3984	};
3483		3985
3484	LOG llevInfo, "[ABT] $msg\n";	3986	LOG llevInfo, "[ABT] $perl_bt\n";
		3987	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3485	LOG llevInfo, "[ABT] $_\n" for @bt;	3988	LOG llevInfo, "[ABT] $_\n" for @bt;
3486	--$_log_backtrace;	3989	--$_log_backtrace;
3487	};	3990	};
3488	} else {	3991	} else {
3489	LOG llevInfo, "[ABT] $msg\n";	3992	LOG llevInfo, "[ABT] $msg\n";
3490	LOG llevInfo, "[ABT] [suppressed]\n";	3993	LOG llevInfo, "[ABT] [suppressed]\n";
3491	}	3994	}
3492	}	3995	}
3493		3996
3494	# load additional modules	3997	# load additional modules
3495	use cf::pod;	3998	require "cf/$_.pm" for @EXTRA_MODULES;
		3999	cf::_connect_to_perl_2;
3496		4000
3497	END { cf::emergency_save }	4001	END { cf::emergency_save }
3498		4002
3499	1	4003	1
3500		4004

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