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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.338 by root, Tue Aug 21 01:07:47 2007 UTC vs.
Revision 1.490 by root, Sat Oct 24 06:16:40 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
…		…
1947	}	2124	}
1948		2125
1949	sub do_load_sync {	2126	sub do_load_sync {
1950	my ($map) = @_;	2127	my ($map) = @_;
1951		2128
		2129	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2130	if $Coro::current == $Coro::main;
		2131
1952	cf::sync_job { $map->load };	2132	cf::sync_job { $map->load };
1953	}	2133	}
1954		2134
1955	our %MAP_PREFETCH;	2135	our %MAP_PREFETCH;
1956	our $MAP_PREFETCHER = undef;	2136	our $MAP_PREFETCHER = undef;
1957		2137
1958	sub find_async {	2138	sub find_async {
1959	my ($path, $origin) = @_;	2139	my ($path, $origin, $load) = @_;
1960		2140
1961	$path = normalise $path, $origin && $origin->{path};	2141	$path = normalise $path, $origin && $origin->{path};
1962		2142
1963	if (my $map = $cf::MAP{$path}) {	2143	if (my $map = $cf::MAP{$path}) {
1964	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2144	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1965	}	2145	}
1966		2146
1967	undef $MAP_PREFETCH{$path};	2147	$MAP_PREFETCH{$path} |= $load;
		2148
1968	$MAP_PREFETCHER ||= cf::async {	2149	$MAP_PREFETCHER ||= cf::async {
		2150	$Coro::current->{desc} = "map prefetcher";
		2151
1969	while (%MAP_PREFETCH) {	2152	while (%MAP_PREFETCH) {
1970	for my $path (keys %MAP_PREFETCH) {	2153	while (my ($k, $v) = each %MAP_PREFETCH) {
1971	if (my $map = find $path) {	2154	if (my $map = find $k) {
1972	$map->load;	2155	$map->load if $v;
1973	}	2156	}
1974		2157
1975	delete $MAP_PREFETCH{$path};	2158	delete $MAP_PREFETCH{$k};
1976	}	2159	}
1977	}	2160	}
1978	undef $MAP_PREFETCHER;	2161	undef $MAP_PREFETCHER;
1979	};	2162	};
1980	$MAP_PREFETCHER->prio (6);	2163	$MAP_PREFETCHER->prio (6);
…		…
1983	}	2166	}
1984		2167
1985	sub save {	2168	sub save {
1986	my ($self) = @_;	2169	my ($self) = @_;
1987		2170
1988	my $lock = cf::lock_acquire "map_data:" . $self->path;	2171	my $lock = cf::lock_acquire "map_data:$self->{path}";
1989		2172
1990	$self->{last_save} = $cf::RUNTIME;	2173	$self->{last_save} = $cf::RUNTIME;
1991		2174
1992	return unless $self->dirty;	2175	return unless $self->dirty;
1993		2176
…		…
1999	return if $self->{deny_save};	2182	return if $self->{deny_save};
2000		2183
2001	local $self->{last_access} = $self->last_access;#d#	2184	local $self->{last_access} = $self->last_access;#d#
2002		2185
2003	cf::async {	2186	cf::async {
		2187	$Coro::current->{desc} = "map player save";
2004	$_->contr->save for $self->players;	2188	$_->contr->save for $self->players;
2005	};	2189	};
		2190
		2191	cf::get_slot 0.02;
2006		2192
2007	if ($uniq) {	2193	if ($uniq) {
2008	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2194	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2009	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2195	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2010	} else {	2196	} else {
…		…
2016	my ($self) = @_;	2202	my ($self) = @_;
2017		2203
2018	# save first because save cedes	2204	# save first because save cedes
2019	$self->save;	2205	$self->save;
2020		2206
2021	my $lock = cf::lock_acquire "map_data:" . $self->path;	2207	my $lock = cf::lock_acquire "map_data:$self->{path}";
2022		2208
2023	return if $self->players;	2209	return if $self->players;
2024	return if $self->in_memory != cf::MAP_IN_MEMORY;	2210	return if $self->in_memory != cf::MAP_ACTIVE;
2025	return if $self->{deny_save};	2211	return if $self->{deny_save};
2026		2212
		2213	$self->in_memory (cf::MAP_SWAPPED);
		2214
		2215	$self->deactivate;
		2216	$_->clear_links_to ($self) for values %cf::MAP;
2027	$self->clear;	2217	$self->clear;
2028	$self->in_memory (cf::MAP_SWAPPED);
2029	}	2218	}
2030		2219
2031	sub reset_at {	2220	sub reset_at {
2032	my ($self) = @_;	2221	my ($self) = @_;
2033		2222
…		…
2051		2240
2052	my $lock = cf::lock_acquire "map_data:$self->{path}";	2241	my $lock = cf::lock_acquire "map_data:$self->{path}";
2053		2242
2054	return if $self->players;	2243	return if $self->players;
2055		2244
2056	warn "resetting map ", $self->path;	2245	warn "resetting map ", $self->path, "\n";
2057		2246
2058	$self->in_memory (cf::MAP_SWAPPED);	2247	$self->in_memory (cf::MAP_SWAPPED);
2059		2248
2060	# need to save uniques path	2249	# need to save uniques path
2061	unless ($self->{deny_save}) {	2250	unless ($self->{deny_save}) {
…		…
2065	if $uniq;	2254	if $uniq;
2066	}	2255	}
2067		2256
2068	delete $cf::MAP{$self->path};	2257	delete $cf::MAP{$self->path};
2069		2258
		2259	$self->deactivate;
		2260	$_->clear_links_to ($self) for values %cf::MAP;
2070	$self->clear;	2261	$self->clear;
2071
2072	$_->clear_links_to ($self) for values %cf::MAP;
2073		2262
2074	$self->unlink_save;	2263	$self->unlink_save;
2075	$self->destroy;	2264	$self->destroy;
2076	}	2265	}
2077		2266
2078	my $nuke_counter = "aaaa";	2267	my $nuke_counter = "aaaa";
2079		2268
2080	sub nuke {	2269	sub nuke {
2081	my ($self) = @_;	2270	my ($self) = @_;
2082		2271
		2272	{
		2273	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2274
2083	delete $cf::MAP{$self->path};	2275	delete $cf::MAP{$self->path};
2084		2276
2085	$self->unlink_save;	2277	$self->unlink_save;
2086		2278
2087	bless $self, "cf::map";	2279	bless $self, "cf::map";
2088	delete $self->{deny_reset};	2280	delete $self->{deny_reset};
2089	$self->{deny_save} = 1;	2281	$self->{deny_save} = 1;
2090	$self->reset_timeout (1);	2282	$self->reset_timeout (1);
2091	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2283	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2092		2284
2093	$cf::MAP{$self->path} = $self;	2285	$cf::MAP{$self->path} = $self;
		2286	}
2094		2287
2095	$self->reset; # polite request, might not happen	2288	$self->reset; # polite request, might not happen
2096	}	2289	}
2097		2290
2098	=item $maps = cf::map::tmp_maps	2291	=item $maps = cf::map::tmp_maps
…		…
2140		2333
2141	sub unique_maps() {	2334	sub unique_maps() {
2142	[	2335	[
2143	map {	2336	map {
2144	utf8::decode $_;	2337	utf8::decode $_;
2145	/\.map$/	2338	s/\.map$//; # TODO future compatibility hack
		2339	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2340	? ()
2146	? normalise $_	2341	: normalise $_
2147	: ()
2148	} @{ aio_readdir $UNIQUEDIR or [] }	2342	} @{ aio_readdir $UNIQUEDIR or [] }
2149	]	2343	]
2150	}	2344	}
2151		2345
2152	package cf;	2346	=item cf::map::static_maps
		2347
		2348	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2349	file in the shared directory excluding F</styles>). May block.
		2350
		2351	=cut
		2352
		2353	sub static_maps() {
		2354	my @dirs = "";
		2355	my @maps;
		2356
		2357	while (@dirs) {
		2358	my $dir = shift @dirs;
		2359
		2360	next if $dir eq "/styles";
		2361
		2362	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2363	or return;
		2364
		2365	for (@$files) {
		2366	s/\.map$// or next;
		2367	utf8::decode $_;
		2368	push @maps, "$dir/$_";
		2369	}
		2370
		2371	push @dirs, map "$dir/$_", @$dirs;
		2372	}
		2373
		2374	\@maps
		2375	}
2153		2376
2154	=back	2377	=back
2155		2378
2156	=head3 cf::object	2379	=head3 cf::object
2157		2380
…		…
2161		2384
2162	=over 4	2385	=over 4
2163		2386
2164	=item $ob->inv_recursive	2387	=item $ob->inv_recursive
2165		2388
2166	Returns the inventory of the object _and_ their inventories, recursively.	2389	Returns the inventory of the object I<and> their inventories, recursively,
		2390	but I<not> the object itself.
2167		2391
2168	=cut	2392	=cut
2169		2393
2170	sub inv_recursive_;	2394	sub inv_recursive_;
2171	sub inv_recursive_ {	2395	sub inv_recursive_ {
…		…
2174		2398
2175	sub inv_recursive {	2399	sub inv_recursive {
2176	inv_recursive_ inv $_[0]	2400	inv_recursive_ inv $_[0]
2177	}	2401	}
2178		2402
		2403	=item $ref = $ob->ref
		2404
		2405	Creates and returns a persistent reference to an object that can be stored as a string.
		2406
		2407	=item $ob = cf::object::deref ($refstring)
		2408
		2409	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2410	even if the object actually exists. May block.
		2411
		2412	=cut
		2413
		2414	sub deref {
		2415	my ($ref) = @_;
		2416
		2417	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2418	my ($uuid, $name) = ($1, $2);
		2419	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2420	or return;
		2421	$pl->ob->uuid eq $uuid
		2422	or return;
		2423
		2424	$pl->ob
		2425	} else {
		2426	warn "$ref: cannot resolve object reference\n";
		2427	undef
		2428	}
		2429	}
		2430
2179	package cf;	2431	package cf;
2180		2432
2181	=back	2433	=back
2182		2434
2183	=head3 cf::object::player	2435	=head3 cf::object::player
…		…
2189	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2441	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2190	can be C<undef>. Does the right thing when the player is currently in a	2442	can be C<undef>. Does the right thing when the player is currently in a
2191	dialogue with the given NPC character.	2443	dialogue with the given NPC character.
2192		2444
2193	=cut	2445	=cut
		2446
		2447	our $SAY_CHANNEL = {
		2448	id => "say",
		2449	title => "Map",
		2450	reply => "say ",
		2451	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2452	};
		2453
		2454	our $CHAT_CHANNEL = {
		2455	id => "chat",
		2456	title => "Chat",
		2457	reply => "chat ",
		2458	tooltip => "Player chat and shouts, global to the server.",
		2459	};
2194		2460
2195	# rough implementation of a future "reply" method that works	2461	# rough implementation of a future "reply" method that works
2196	# with dialog boxes.	2462	# with dialog boxes.
2197	#TODO: the first argument must go, split into a $npc->reply_to ( method	2463	#TODO: the first argument must go, split into a $npc->reply_to ( method
2198	sub cf::object::player::reply($$$;$) {	2464	sub cf::object::player::reply($$$;$) {
…		…
2210	my $dialog = $pl->{npc_dialog};	2476	my $dialog = $pl->{npc_dialog};
2211	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2477	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2212		2478
2213	} else {	2479	} else {
2214	$msg = $npc->name . " says: $msg" if $npc;	2480	$msg = $npc->name . " says: $msg" if $npc;
2215	$self->message ($msg, $flags);	2481	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2216	}	2482	}
2217	}	2483	}
2218	}	2484	}
2219		2485
2220	=item $object->send_msg ($channel, $msg, $color, [extra...])	2486	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2245		2511
2246	=item $player_object->enter_link	2512	=item $player_object->enter_link
2247		2513
2248	Freezes the player and moves him/her to a special map (C<{link}>).	2514	Freezes the player and moves him/her to a special map (C<{link}>).
2249		2515
2250	The player should be reasonably safe there for short amounts of time. You	2516	The player should be reasonably safe there for short amounts of time (e.g.
2251	I<MUST> call C<leave_link> as soon as possible, though.	2517	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2518	though, as the palyer cannot control the character while it is on the link
		2519	map.
2252		2520
2253	Will never block.	2521	Will never block.
2254		2522
2255	=item $player_object->leave_link ($map, $x, $y)	2523	=item $player_object->leave_link ($map, $x, $y)
2256		2524
…		…
2314		2582
2315	$map->load;	2583	$map->load;
2316	$map->load_neighbours;	2584	$map->load_neighbours;
2317		2585
2318	return unless $self->contr->active;	2586	return unless $self->contr->active;
2319	$self->activate_recursive;
2320		2587
2321	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2588	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2322	$self->enter_map ($map, $x, $y);	2589	$self->enter_map ($map, $x, $y);
		2590
		2591	# only activate afterwards, to support waiting in hooks
		2592	$self->activate_recursive;
2323	}	2593	}
2324		2594
2325	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2595	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2326		2596
2327	Moves the player to the given map-path and coordinates by first freezing	2597	Moves the player to the given map-path and coordinates by first freezing
2328	her, loading and preparing them map, calling the provided $check callback	2598	her, loading and preparing them map, calling the provided $check callback
2329	that has to return the map if sucecssful, and then unfreezes the player on	2599	that has to return the map if sucecssful, and then unfreezes the player on
2330	the new (success) or old (failed) map position. In either case, $done will	2600	the new (success) or old (failed) map position. In either case, $done will
2331	be called at the end of this process.	2601	be called at the end of this process.
2332		2602
		2603	Note that $check will be called with a potentially non-loaded map, so if
		2604	it needs a loaded map it has to call C<< ->load >>.
		2605
2333	=cut	2606	=cut
2334		2607
2335	our $GOTOGEN;	2608	our $GOTOGEN;
2336		2609
2337	sub cf::object::player::goto {	2610	sub cf::object::player::goto {
…		…
2341	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2614	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2342		2615
2343	$self->enter_link;	2616	$self->enter_link;
2344		2617
2345	(async {	2618	(async {
		2619	$Coro::current->{desc} = "player::goto $path $x $y";
		2620
		2621	# *tag paths override both path and x|y
		2622	if ($path =~ /^\*(.*)$/) {
		2623	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2624	my $ob = $obs[rand @obs];
		2625
		2626	# see if we actually can go there
		2627	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2628	$ob = $obs[rand @obs];
		2629	} else {
		2630	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2631	}
		2632	# else put us there anyways for now #d#
		2633
		2634	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2635	} else {
		2636	($path, $x, $y) = (undef, undef, undef);
		2637	}
		2638	}
		2639
2346	my $map = eval {	2640	my $map = eval {
2347	my $map = cf::map::find $path;	2641	my $map = defined $path ? cf::map::find $path : undef;
2348		2642
2349	if ($map) {	2643	if ($map) {
2350	$map = $map->customise_for ($self);	2644	$map = $map->customise_for ($self);
2351	$map = $check->($map) if $check && $map;	2645	$map = $check->($map) if $check && $map;
2352	} else {	2646	} else {
2353	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2647	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2354	}	2648	}
2355		2649
2356	$map	2650	$map
2357	};	2651	};
2358		2652
…		…
2394	}	2688	}
2395		2689
2396	sub prepare_random_map {	2690	sub prepare_random_map {
2397	my ($exit) = @_;	2691	my ($exit) = @_;
2398		2692
2399	my $guard = cf::lock_acquire "exit_prepare:$exit";
2400
2401	# all this does is basically replace the /! path by	2693	# all this does is basically replace the /! path by
2402	# a new random map path (?random/...) with a seed	2694	# a new random map path (?random/...) with a seed
2403	# that depends on the exit object	2695	# that depends on the exit object
2404		2696
2405	my $rmp = parse_random_map_params $exit->msg;	2697	my $rmp = parse_random_map_params $exit->msg;
…		…
2407	if ($exit->map) {	2699	if ($exit->map) {
2408	$rmp->{region} = $exit->region->name;	2700	$rmp->{region} = $exit->region->name;
2409	$rmp->{origin_map} = $exit->map->path;	2701	$rmp->{origin_map} = $exit->map->path;
2410	$rmp->{origin_x} = $exit->x;	2702	$rmp->{origin_x} = $exit->x;
2411	$rmp->{origin_y} = $exit->y;	2703	$rmp->{origin_y} = $exit->y;
		2704
		2705	$exit->map->touch;
2412	}	2706	}
2413		2707
2414	$rmp->{random_seed} ||= $exit->random_seed;	2708	$rmp->{random_seed} ||= $exit->random_seed;
2415		2709
2416	my $data = cf::to_json $rmp;	2710	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2417	my $md5 = Digest::MD5::md5_hex $data;	2711	my $md5 = Digest::MD5::md5_hex $data;
2418	my $meta = "$RANDOMDIR/$md5.meta";	2712	my $meta = "$RANDOMDIR/$md5.meta";
2419		2713
2420	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2714	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2421	aio_write $fh, 0, (length $data), $data, 0;	2715	aio_write $fh, 0, (length $data), $data, 0;
2422	undef $fh;	2716	undef $fh;
2423	aio_rename "$meta~", $meta;	2717	aio_rename "$meta~", $meta;
2424		2718
		2719	my $slaying = "?random/$md5";
		2720
		2721	if ($exit->valid) {
2425	$exit->slaying ("?random/$md5");	2722	$exit->slaying ("?random/$md5");
2426	$exit->msg (undef);	2723	$exit->msg (undef);
		2724	}
2427	}	2725	}
2428	}	2726	}
2429		2727
2430	sub cf::object::player::enter_exit {	2728	sub cf::object::player::enter_exit {
2431	my ($self, $exit) = @_;	2729	my ($self, $exit) = @_;
2432		2730
2433	return unless $self->type == cf::PLAYER;	2731	return unless $self->type == cf::PLAYER;
2434		2732
2435	if ($exit->slaying eq "/!") {
2436	#TODO: this should de-fi-ni-te-ly not be a sync-job
2437	# the problem is that $exit might not survive long enough
2438	# so it needs to be done right now, right here
2439	cf::sync_job { prepare_random_map $exit };
2440	}
2441
2442	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2443	my $hp = $exit->stats->hp;
2444	my $sp = $exit->stats->sp;
2445
2446	$self->enter_link;	2733	$self->enter_link;
2447		2734
2448	# if exit is damned, update players death & WoR home-position
2449	$self->contr->savebed ($slaying, $hp, $sp)
2450	if $exit->flag (FLAG_DAMNED);
2451
2452	(async {	2735	(async {
2453	$self->deactivate_recursive; # just to be sure	2736	$Coro::current->{desc} = "enter_exit";
		2737
2454	unless (eval {	2738	unless (eval {
		2739	$self->deactivate_recursive; # just to be sure
		2740
		2741	# random map handling
		2742	{
		2743	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2744
		2745	prepare_random_map $exit
		2746	if $exit->slaying eq "/!";
		2747	}
		2748
		2749	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2750	my $x = $exit->stats->hp;
		2751	my $y = $exit->stats->sp;
		2752
2455	$self->goto ($slaying, $hp, $sp);	2753	$self->goto ($map, $x, $y);
2456		2754
		2755	# if exit is damned, update players death & WoR home-position
		2756	$self->contr->savebed ($map, $x, $y)
		2757	if $exit->flag (cf::FLAG_DAMNED);
		2758
2457	1;	2759	1
2458	}) {	2760	}) {
2459	$self->message ("Something went wrong deep within the crossfire server. "	2761	$self->message ("Something went wrong deep within the deliantra server. "
2460	. "I'll try to bring you back to the map you were before. "	2762	. "I'll try to bring you back to the map you were before. "
2461	. "Please report this to the dungeon master!",	2763	. "Please report this to the dungeon master!",
2462	cf::NDI_UNIQUE | cf::NDI_RED);	2764	cf::NDI_UNIQUE | cf::NDI_RED);
2463		2765
2464	warn "ERROR in enter_exit: $@";	2766	warn "ERROR in enter_exit: $@";
…		…
2492	the message, with C<log> being the default. If C<$color> is negative, suppress	2794	the message, with C<log> being the default. If C<$color> is negative, suppress
2493	the message unless the client supports the msg packet.	2795	the message unless the client supports the msg packet.
2494		2796
2495	=cut	2797	=cut
2496		2798
		2799	# non-persistent channels (usually the info channel)
		2800	our %CHANNEL = (
		2801	"c/motd" => {
		2802	id => "infobox",
		2803	title => "MOTD",
		2804	reply => undef,
		2805	tooltip => "The message of the day",
		2806	},
		2807	"c/identify" => {
		2808	id => "infobox",
		2809	title => "Identify",
		2810	reply => undef,
		2811	tooltip => "Items recently identified",
		2812	},
		2813	"c/examine" => {
		2814	id => "infobox",
		2815	title => "Examine",
		2816	reply => undef,
		2817	tooltip => "Signs and other items you examined",
		2818	},
		2819	"c/shopinfo" => {
		2820	id => "infobox",
		2821	title => "Shop Info",
		2822	reply => undef,
		2823	tooltip => "What your bargaining skill tells you about the shop",
		2824	},
		2825	"c/book" => {
		2826	id => "infobox",
		2827	title => "Book",
		2828	reply => undef,
		2829	tooltip => "The contents of a note or book",
		2830	},
		2831	"c/lookat" => {
		2832	id => "infobox",
		2833	title => "Look",
		2834	reply => undef,
		2835	tooltip => "What you saw there",
		2836	},
		2837	"c/who" => {
		2838	id => "infobox",
		2839	title => "Players",
		2840	reply => undef,
		2841	tooltip => "Shows players who are currently online",
		2842	},
		2843	"c/body" => {
		2844	id => "infobox",
		2845	title => "Body Parts",
		2846	reply => undef,
		2847	tooltip => "Shows which body parts you posess and are available",
		2848	},
		2849	"c/statistics" => {
		2850	id => "infobox",
		2851	title => "Statistics",
		2852	reply => undef,
		2853	tooltip => "Shows your primary statistics",
		2854	},
		2855	"c/skills" => {
		2856	id => "infobox",
		2857	title => "Skills",
		2858	reply => undef,
		2859	tooltip => "Shows your experience per skill and item power",
		2860	},
		2861	"c/shopitems" => {
		2862	id => "infobox",
		2863	title => "Shop Items",
		2864	reply => undef,
		2865	tooltip => "Shows the items currently for sale in this shop",
		2866	},
		2867	"c/resistances" => {
		2868	id => "infobox",
		2869	title => "Resistances",
		2870	reply => undef,
		2871	tooltip => "Shows your resistances",
		2872	},
		2873	"c/pets" => {
		2874	id => "infobox",
		2875	title => "Pets",
		2876	reply => undef,
		2877	tooltip => "Shows information abotu your pets/a specific pet",
		2878	},
		2879	"c/perceiveself" => {
		2880	id => "infobox",
		2881	title => "Perceive Self",
		2882	reply => undef,
		2883	tooltip => "You gained detailed knowledge about yourself",
		2884	},
		2885	"c/uptime" => {
		2886	id => "infobox",
		2887	title => "Uptime",
		2888	reply => undef,
		2889	tooltip => "How long the server has been running since last restart",
		2890	},
		2891	"c/mapinfo" => {
		2892	id => "infobox",
		2893	title => "Map Info",
		2894	reply => undef,
		2895	tooltip => "Information related to the maps",
		2896	},
		2897	"c/party" => {
		2898	id => "party",
		2899	title => "Party",
		2900	reply => "gsay ",
		2901	tooltip => "Messages and chat related to your party",
		2902	},
		2903	"c/death" => {
		2904	id => "death",
		2905	title => "Death",
		2906	reply => undef,
		2907	tooltip => "Reason for and more info about your most recent death",
		2908	},
		2909	"c/say" => $SAY_CHANNEL,
		2910	"c/chat" => $CHAT_CHANNEL,
		2911	);
		2912
2497	sub cf::client::send_msg {	2913	sub cf::client::send_msg {
2498	my ($self, $channel, $msg, $color, @extra) = @_;	2914	my ($self, $channel, $msg, $color, @extra) = @_;
2499		2915
2500	$msg = $self->pl->expand_cfpod ($msg);	2916	$msg = $self->pl->expand_cfpod ($msg)
		2917	unless $color & cf::NDI_VERBATIM;
2501		2918
2502	$color &= cf::NDI_CLIENT_MASK; # just in case...	2919	$color &= cf::NDI_CLIENT_MASK; # just in case...
2503		2920
		2921	# check predefined channels, for the benefit of C
		2922	if ($CHANNEL{$channel}) {
		2923	$channel = $CHANNEL{$channel};
		2924
		2925	$self->ext_msg (channel_info => $channel);
		2926	$channel = $channel->{id};
		2927
2504	if (ref $channel) {	2928	} elsif (ref $channel) {
2505	# send meta info to client, if not yet sent	2929	# send meta info to client, if not yet sent
2506	unless (exists $self->{channel}{$channel->{id}}) {	2930	unless (exists $self->{channel}{$channel->{id}}) {
2507	$self->{channel}{$channel->{id}} = $channel;	2931	$self->{channel}{$channel->{id}} = $channel;
2508	$self->ext_msg (channel_info => $channel);	2932	$self->ext_msg (channel_info => $channel);
2509	}	2933	}
…		…
2511	$channel = $channel->{id};	2935	$channel = $channel->{id};
2512	}	2936	}
2513		2937
2514	return unless @extra || length $msg;	2938	return unless @extra || length $msg;
2515		2939
2516	if ($self->can_msg) {
2517	# default colour, mask it out	2940	# default colour, mask it out
2518	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2941	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2519	if $color & cf::NDI_DEF;	2942	if $color & cf::NDI_DEF;
2520		2943
2521	$self->send_packet ("msg " . $self->{json_coder}->encode (	2944	my $pkt = "msg "
		2945	. $self->{json_coder}->encode (
2522	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2946	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2523	} else {	2947	);
2524	if ($color >= 0) {
2525	# replace some tags by gcfclient-compatible ones
2526	for ($msg) {
2527	1 while
2528	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2529	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2530	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2531	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2532	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2533	}
2534		2948
2535	$color &= cf::NDI_COLOR_MASK;	2949	# try lzf for large packets
		2950	$pkt = "lzf " . Compress::LZF::compress $pkt
		2951	if 1024 <= length $pkt and $self->{can_lzf};
2536		2952
2537	utf8::encode $msg;	2953	# split very large packets
2538		2954	if (8192 < length $pkt and $self->{can_lzf}) {
2539	if (0 && $msg =~ /\[/) {	2955	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2540	# COMMAND/INFO	2956	$pkt = "frag";
2541	$self->send_packet ("drawextinfo $color 10 8 $msg")
2542	} else {
2543	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2544	$self->send_packet ("drawinfo $color $msg")
2545	}
2546	}
2547	}	2957	}
		2958
		2959	$self->send_packet ($pkt);
2548	}	2960	}
2549		2961
2550	=item $client->ext_msg ($type, @msg)	2962	=item $client->ext_msg ($type, @msg)
2551		2963
2552	Sends an ext event to the client.	2964	Sends an ext event to the client.
…		…
2554	=cut	2966	=cut
2555		2967
2556	sub cf::client::ext_msg($$@) {	2968	sub cf::client::ext_msg($$@) {
2557	my ($self, $type, @msg) = @_;	2969	my ($self, $type, @msg) = @_;
2558		2970
2559	my $extcmd = $self->extcmd;
2560
2561	if ($extcmd == 2) {	2971	if ($self->extcmd == 2) {
2562	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	2972	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2563	} elsif ($extcmd == 1) { # TODO: remove	2973	} elsif ($self->extcmd == 1) { # TODO: remove
2564	push @msg, msgtype => "event_$type";	2974	push @msg, msgtype => "event_$type";
2565	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2975	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2566	}	2976	}
2567	}	2977	}
2568		2978
…		…
2575	sub cf::client::ext_reply($$@) {	2985	sub cf::client::ext_reply($$@) {
2576	my ($self, $id, @msg) = @_;	2986	my ($self, $id, @msg) = @_;
2577		2987
2578	if ($self->extcmd == 2) {	2988	if ($self->extcmd == 2) {
2579	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	2989	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2580	} elsif ($self->ns->extcmd == 1) {	2990	} elsif ($self->extcmd == 1) {
2581	#TODO: version 1, remove	2991	#TODO: version 1, remove
2582	unshift @msg, msgtype => "reply", msgid => $id;	2992	unshift @msg, msgtype => "reply", msgid => $id;
2583	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2993	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2584	}	2994	}
2585	}	2995	}
…		…
2727	=pod	3137	=pod
2728		3138
2729	The following functions and methods are available within a safe environment:	3139	The following functions and methods are available within a safe environment:
2730		3140
2731	cf::object	3141	cf::object
2732	contr pay_amount pay_player map x y force_find force_add	3142	contr pay_amount pay_player map x y force_find force_add destroy
2733	insert remove name archname title slaying race	3143	insert remove name archname title slaying race decrease split
		3144	value
2734		3145
2735	cf::object::player	3146	cf::object::player
2736	player	3147	player
2737		3148
2738	cf::player	3149	cf::player
…		…
2743		3154
2744	=cut	3155	=cut
2745		3156
2746	for (	3157	for (
2747	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3158	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2748	insert remove inv name archname title slaying race)],	3159	insert remove inv nrof name archname title slaying race
		3160	decrease split destroy change_exp value msg lore send_msg)],
2749	["cf::object::player" => qw(player)],	3161	["cf::object::player" => qw(player)],
2750	["cf::player" => qw(peaceful)],	3162	["cf::player" => qw(peaceful send_msg)],
2751	["cf::map" => qw(trigger)],	3163	["cf::map" => qw(trigger)],
2752	) {	3164	) {
2753	no strict 'refs';	3165	no strict 'refs';
2754	my ($pkg, @funs) = @$_;	3166	my ($pkg, @funs) = @$_;
2755	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3167	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2772	my ($code, %vars) = @_;	3184	my ($code, %vars) = @_;
2773		3185
2774	my $qcode = $code;	3186	my $qcode = $code;
2775	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3187	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2776	$qcode =~ s/\n/\\n/g;	3188	$qcode =~ s/\n/\\n/g;
		3189
		3190	%vars = (_dummy => 0) unless %vars;
2777		3191
2778	local $_;	3192	local $_;
2779	local @safe::cf::_safe_eval_args = values %vars;	3193	local @safe::cf::_safe_eval_args = values %vars;
2780		3194
2781	my $eval =	3195	my $eval =
…		…
2829	# the server's init and main functions	3243	# the server's init and main functions
2830		3244
2831	sub load_facedata($) {	3245	sub load_facedata($) {
2832	my ($path) = @_;	3246	my ($path) = @_;
2833		3247
		3248	# HACK to clear player env face cache, we need some signal framework
		3249	# for this (global event?)
		3250	%ext::player_env::MUSIC_FACE_CACHE = ();
		3251
2834	my $enc = JSON::XS->new->utf8->canonical;	3252	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2835		3253
2836	warn "loading facedata from $path\n";	3254	warn "loading facedata from $path\n";
2837		3255
2838	my $facedata;	3256	my $facedata;
2839	0 < aio_load $path, $facedata	3257	0 < aio_load $path, $facedata
…		…
2854	{	3272	{
2855	my $faces = $facedata->{faceinfo};	3273	my $faces = $facedata->{faceinfo};
2856		3274
2857	while (my ($face, $info) = each %$faces) {	3275	while (my ($face, $info) = each %$faces) {
2858	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3276	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3277
2859	cf::face::set_visibility $idx, $info->{visibility};	3278	cf::face::set_visibility $idx, $info->{visibility};
2860	cf::face::set_magicmap $idx, $info->{magicmap};	3279	cf::face::set_magicmap $idx, $info->{magicmap};
2861	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3280	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2862	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3281	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2863		3282
2864	cf::cede_to_tick;	3283	cf::cede_to_tick;
2865	}	3284	}
2866		3285
2867	while (my ($face, $info) = each %$faces) {	3286	while (my ($face, $info) = each %$faces) {
2868	next unless $info->{smooth};	3287	next unless $info->{smooth};
		3288
2869	my $idx = cf::face::find $face	3289	my $idx = cf::face::find $face
2870	or next;	3290	or next;
		3291
2871	if (my $smooth = cf::face::find $info->{smooth}) {	3292	if (my $smooth = cf::face::find $info->{smooth}) {
2872	cf::face::set_smooth $idx, $smooth;	3293	cf::face::set_smooth $idx, $smooth;
2873	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3294	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2874	} else {	3295	} else {
2875	warn "smooth face '$info->{smooth}' not found for face '$face'";	3296	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2893	{	3314	{
2894	# TODO: for gcfclient pleasure, we should give resources	3315	# TODO: for gcfclient pleasure, we should give resources
2895	# that gcfclient doesn't grok a >10000 face index.	3316	# that gcfclient doesn't grok a >10000 face index.
2896	my $res = $facedata->{resource};	3317	my $res = $facedata->{resource};
2897		3318
2898	my $soundconf = delete $res->{"res/sound.conf"};
2899
2900	while (my ($name, $info) = each %$res) {	3319	while (my ($name, $info) = each %$res) {
		3320	if (defined $info->{type}) {
2901	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3321	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2902	my $data;	3322	my $data;
2903		3323
2904	if ($info->{type} & 1) {	3324	if ($info->{type} & 1) {
2905	# prepend meta info	3325	# prepend meta info
2906		3326
2907	my $meta = $enc->encode ({	3327	my $meta = $enc->encode ({
2908	name => $name,	3328	name => $name,
2909	%{ $info->{meta} || {} },	3329	%{ $info->{meta} || {} },
2910	});	3330	});
2911		3331
2912	$data = pack "(w/a*)*", $meta, $info->{data};	3332	$data = pack "(w/a*)*", $meta, $info->{data};
		3333	} else {
		3334	$data = $info->{data};
		3335	}
		3336
		3337	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3338	cf::face::set_type $idx, $info->{type};
2913	} else {	3339	} else {
2914	$data = $info->{data};	3340	$RESOURCE{$name} = $info;
2915	}	3341	}
2916		3342
2917	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2918	cf::face::set_type $idx, $info->{type};
2919
2920	cf::cede_to_tick;	3343	cf::cede_to_tick;
2921	}	3344	}
2922
2923	if ($soundconf) {
2924	$soundconf = $enc->decode (delete $soundconf->{data});
2925
2926	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2927	my $sound = $soundconf->{compat}[$_]
2928	or next;
2929
2930	my $face = cf::face::find "sound/$sound->[1]";
2931	cf::sound::set $sound->[0] => $face;
2932	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2933	}
2934
2935	while (my ($k, $v) = each %{$soundconf->{event}}) {
2936	my $face = cf::face::find "sound/$v";
2937	cf::sound::set $k => $face;
2938	}
2939	}
2940	}	3345	}
		3346
		3347	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2941		3348
2942	1	3349	1
2943	}	3350	}
		3351
		3352	cf::global->attach (on_resource_update => sub {
		3353	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3354	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3355
		3356	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3357	my $sound = $soundconf->{compat}[$_]
		3358	or next;
		3359
		3360	my $face = cf::face::find "sound/$sound->[1]";
		3361	cf::sound::set $sound->[0] => $face;
		3362	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3363	}
		3364
		3365	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3366	my $face = cf::face::find "sound/$v";
		3367	cf::sound::set $k => $face;
		3368	}
		3369	}
		3370	});
2944		3371
2945	register_exticmd fx_want => sub {	3372	register_exticmd fx_want => sub {
2946	my ($ns, $want) = @_;	3373	my ($ns, $want) = @_;
2947		3374
2948	while (my ($k, $v) = each %$want) {	3375	while (my ($k, $v) = each %$want) {
2949	$ns->fx_want ($k, $v);	3376	$ns->fx_want ($k, $v);
2950	}	3377	}
2951	};	3378	};
2952		3379
		3380	sub load_resource_file($) {
		3381	my $guard = lock_acquire "load_resource_file";
		3382
		3383	my $status = load_resource_file_ $_[0];
		3384	get_slot 0.1, 100;
		3385	cf::arch::commit_load;
		3386
		3387	$status
		3388	}
		3389
2953	sub reload_regions {	3390	sub reload_regions {
		3391	# HACK to clear player env face cache, we need some signal framework
		3392	# for this (global event?)
		3393	%ext::player_env::MUSIC_FACE_CACHE = ();
		3394
2954	load_resource_file "$MAPDIR/regions"	3395	load_resource_file "$MAPDIR/regions"
2955	or die "unable to load regions file\n";	3396	or die "unable to load regions file\n";
2956		3397
2957	for (cf::region::list) {	3398	for (cf::region::list) {
2958	$_->{match} = qr/$_->{match}/	3399	$_->{match} = qr/$_->{match}/
…		…
2966	}	3407	}
2967		3408
2968	sub reload_archetypes {	3409	sub reload_archetypes {
2969	load_resource_file "$DATADIR/archetypes"	3410	load_resource_file "$DATADIR/archetypes"
2970	or die "unable to load archetypes\n";	3411	or die "unable to load archetypes\n";
2971	#d# NEED to laod twice to resolve forward references
2972	# this really needs to be done in an extra post-pass
2973	# (which needs to be synchronous, so solve it differently)
2974	load_resource_file "$DATADIR/archetypes"
2975	or die "unable to load archetypes\n";
2976	}	3412	}
2977		3413
2978	sub reload_treasures {	3414	sub reload_treasures {
2979	load_resource_file "$DATADIR/treasures"	3415	load_resource_file "$DATADIR/treasures"
2980	or die "unable to load treasurelists\n";	3416	or die "unable to load treasurelists\n";
2981	}	3417	}
2982		3418
2983	sub reload_resources {	3419	sub reload_resources {
2984	warn "reloading resource files...\n";	3420	warn "reloading resource files...\n";
2985		3421
		3422	reload_facedata;
		3423	reload_archetypes;
2986	reload_regions;	3424	reload_regions;
2987	reload_facedata;
2988	#reload_archetypes;#d#
2989	reload_archetypes;
2990	reload_treasures;	3425	reload_treasures;
2991		3426
2992	warn "finished reloading resource files\n";	3427	warn "finished reloading resource files\n";
2993	}	3428	}
2994		3429
2995	sub init {	3430	sub reload_config {
2996	reload_resources;	3431	warn "reloading config file...\n";
2997	}
2998		3432
2999	sub cfg_load {
3000	open my $fh, "<:utf8", "$CONFDIR/config"	3433	open my $fh, "<:utf8", "$CONFDIR/config"
3001	or return;	3434	or return;
3002		3435
3003	local $/;	3436	local $/;
3004	*CFG = YAML::Syck::Load <$fh>;	3437	*CFG = YAML::XS::Load scalar <$fh>;
3005		3438
3006	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3439	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3007		3440
3008	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3441	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3009	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3442	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3013	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3446	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3014	and die "WARNING: m(un)lockall failed: $!\n";	3447	and die "WARNING: m(un)lockall failed: $!\n";
3015	};	3448	};
3016	warn $@ if $@;	3449	warn $@ if $@;
3017	}	3450	}
		3451
		3452	warn "finished reloading resource files\n";
		3453	}
		3454
		3455	sub pidfile() {
		3456	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3457	or die "$PIDFILE: $!";
		3458	flock $fh, &Fcntl::LOCK_EX
		3459	or die "$PIDFILE: flock: $!";
		3460	$fh
		3461	}
		3462
		3463	# make sure only one server instance is running at any one time
		3464	sub atomic {
		3465	my $fh = pidfile;
		3466
		3467	my $pid = <$fh>;
		3468	kill 9, $pid if $pid > 0;
		3469
		3470	seek $fh, 0, 0;
		3471	print $fh $$;
		3472	}
		3473
		3474	sub main_loop {
		3475	warn "EV::loop starting\n";
		3476	if (1) {
		3477	EV::loop;
		3478	}
		3479	warn "EV::loop returned\n";
		3480	goto &main_loop unless $REALLY_UNLOOP;
3018	}	3481	}
3019		3482
3020	sub main {	3483	sub main {
		3484	cf::init_globals; # initialise logging
		3485
		3486	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3487	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3488	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3489	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3490
		3491	cf::init_experience;
		3492	cf::init_anim;
		3493	cf::init_attackmess;
		3494	cf::init_dynamic;
		3495
		3496	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3497
3021	# we must not ever block the main coroutine	3498	# we must not ever block the main coroutine
3022	local $Coro::idle = sub {	3499	local $Coro::idle = sub {
3023	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3500	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3024	(async {	3501	(async {
3025	Event::one_event;	3502	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3503	EV::loop EV::LOOP_ONESHOT;
3026	})->prio (Coro::PRIO_MAX);	3504	})->prio (Coro::PRIO_MAX);
3027	};	3505	};
3028		3506
3029	cfg_load;	3507	evthread_start IO::AIO::poll_fileno;
		3508
		3509	cf::sync_job {
		3510	reload_resources;
		3511	reload_config;
3030	db_init;	3512	db_init;
		3513
		3514	cf::load_settings;
		3515	cf::load_materials;
		3516	cf::init_uuid;
		3517	cf::init_signals;
		3518	cf::init_commands;
		3519	cf::init_skills;
		3520
		3521	cf::init_beforeplay;
		3522
		3523	atomic;
		3524
3031	load_extensions;	3525	load_extensions;
3032		3526
3033	$TICK_WATCHER->start;	3527	utime time, time, $RUNTIMEFILE;
3034	Event::loop;	3528
		3529	# no (long-running) fork's whatsoever before this point(!)
		3530	use POSIX ();
		3531	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3532
		3533	(pop @POST_INIT)->(0) while @POST_INIT;
		3534	};
		3535
		3536	main_loop;
3035	}	3537	}
3036		3538
3037	#############################################################################	3539	#############################################################################
3038	# initialisation and cleanup	3540	# initialisation and cleanup
3039		3541
3040	# install some emergency cleanup handlers	3542	# install some emergency cleanup handlers
3041	BEGIN {	3543	BEGIN {
		3544	our %SIGWATCHER = ();
3042	for my $signal (qw(INT HUP TERM)) {	3545	for my $signal (qw(INT HUP TERM)) {
3043	Event->signal (	3546	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3044	reentrant => 0,
3045	data => WF_AUTOCANCEL,
3046	signal => $signal,
3047	prio => 0,
3048	cb => sub {
3049	cf::cleanup "SIG$signal";	3547	cf::cleanup "SIG$signal";
3050	},
3051	);	3548	};
3052	}	3549	}
3053	}	3550	}
3054		3551
3055	sub write_runtime {	3552	sub write_runtime_sync {
3056	my $runtime = "$LOCALDIR/runtime";
3057
3058	# first touch the runtime file to show we are still running:	3553	# first touch the runtime file to show we are still running:
3059	# the fsync below can take a very very long time.	3554	# the fsync below can take a very very long time.
3060		3555
3061	IO::AIO::aio_utime $runtime, undef, undef;	3556	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3062		3557
3063	my $guard = cf::lock_acquire "write_runtime";	3558	my $guard = cf::lock_acquire "write_runtime";
3064		3559
3065	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3560	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3066	or return;	3561	or return;
3067		3562
3068	my $value = $cf::RUNTIME + 90 + 10;	3563	my $value = $cf::RUNTIME + 90 + 10;
3069	# 10 is the runtime save interval, for a monotonic clock	3564	# 10 is the runtime save interval, for a monotonic clock
3070	# 60 allows for the watchdog to kill the server.	3565	# 60 allows for the watchdog to kill the server.
…		…
3080	aio_utime $fh, undef, undef;	3575	aio_utime $fh, undef, undef;
3081		3576
3082	close $fh	3577	close $fh
3083	or return;	3578	or return;
3084		3579
3085	aio_rename "$runtime~", $runtime	3580	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3086	and return;	3581	and return;
3087		3582
3088	warn "runtime file written.\n";	3583	warn "runtime file written.\n";
3089		3584
3090	1	3585	1
		3586	}
		3587
		3588	our $uuid_lock;
		3589	our $uuid_skip;
		3590
		3591	sub write_uuid_sync($) {
		3592	$uuid_skip ||= $_[0];
		3593
		3594	return if $uuid_lock;
		3595	local $uuid_lock = 1;
		3596
		3597	my $uuid = "$LOCALDIR/uuid";
		3598
		3599	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3600	or return;
		3601
		3602	my $value = uuid_seq uuid_cur;
		3603
		3604	unless ($value) {
		3605	warn "cowardly refusing to write zero uuid value!\n";
		3606	return;
		3607	}
		3608
		3609	my $value = uuid_str $value + $uuid_skip;
		3610	$uuid_skip = 0;
		3611
		3612	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3613	and return;
		3614
		3615	# always fsync - this file is important
		3616	aio_fsync $fh
		3617	and return;
		3618
		3619	close $fh
		3620	or return;
		3621
		3622	aio_rename "$uuid~", $uuid
		3623	and return;
		3624
		3625	warn "uuid file written ($value).\n";
		3626
		3627	1
		3628
		3629	}
		3630
		3631	sub write_uuid($$) {
		3632	my ($skip, $sync) = @_;
		3633
		3634	$sync ? write_uuid_sync $skip
		3635	: async { write_uuid_sync $skip };
3091	}	3636	}
3092		3637
3093	sub emergency_save() {	3638	sub emergency_save() {
3094	my $freeze_guard = cf::freeze_mainloop;	3639	my $freeze_guard = cf::freeze_mainloop;
3095		3640
3096	warn "enter emergency perl save\n";	3641	warn "emergency_perl_save: enter\n";
3097		3642
3098	cf::sync_job {	3643	cf::sync_job {
		3644	# this is a trade-off: we want to be very quick here, so
		3645	# save all maps without fsync, and later call a global sync
		3646	# (which in turn might be very very slow)
		3647	local $USE_FSYNC = 0;
		3648
3099	# use a peculiar iteration method to avoid tripping on perl	3649	# use a peculiar iteration method to avoid tripping on perl
3100	# refcount bugs in for. also avoids problems with players	3650	# refcount bugs in for. also avoids problems with players
3101	# and maps saved/destroyed asynchronously.	3651	# and maps saved/destroyed asynchronously.
3102	warn "begin emergency player save\n";	3652	warn "emergency_perl_save: begin player save\n";
3103	for my $login (keys %cf::PLAYER) {	3653	for my $login (keys %cf::PLAYER) {
3104	my $pl = $cf::PLAYER{$login} or next;	3654	my $pl = $cf::PLAYER{$login} or next;
3105	$pl->valid or next;	3655	$pl->valid or next;
		3656	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3106	$pl->save;	3657	$pl->save;
3107	}	3658	}
3108	warn "end emergency player save\n";	3659	warn "emergency_perl_save: end player save\n";
3109		3660
3110	warn "begin emergency map save\n";	3661	warn "emergency_perl_save: begin map save\n";
3111	for my $path (keys %cf::MAP) {	3662	for my $path (keys %cf::MAP) {
3112	my $map = $cf::MAP{$path} or next;	3663	my $map = $cf::MAP{$path} or next;
3113	$map->valid or next;	3664	$map->valid or next;
3114	$map->save;	3665	$map->save;
3115	}	3666	}
3116	warn "end emergency map save\n";	3667	warn "emergency_perl_save: end map save\n";
3117		3668
3118	warn "begin emergency database checkpoint\n";	3669	warn "emergency_perl_save: begin database checkpoint\n";
3119	BDB::db_env_txn_checkpoint $DB_ENV;	3670	BDB::db_env_txn_checkpoint $DB_ENV;
3120	warn "end emergency database checkpoint\n";	3671	warn "emergency_perl_save: end database checkpoint\n";
		3672
		3673	warn "emergency_perl_save: begin write uuid\n";
		3674	write_uuid_sync 1;
		3675	warn "emergency_perl_save: end write uuid\n";
3121	};	3676	};
3122		3677
		3678	warn "emergency_perl_save: starting sync()\n";
		3679	IO::AIO::aio_sync sub {
		3680	warn "emergency_perl_save: finished sync()\n";
		3681	};
		3682
3123	warn "leave emergency perl save\n";	3683	warn "emergency_perl_save: leave\n";
3124	}	3684	}
3125		3685
3126	sub post_cleanup {	3686	sub post_cleanup {
3127	my ($make_core) = @_;	3687	my ($make_core) = @_;
3128		3688
3129	warn Carp::longmess "post_cleanup backtrace"	3689	warn Carp::longmess "post_cleanup backtrace"
3130	if $make_core;	3690	if $make_core;
		3691
		3692	my $fh = pidfile;
		3693	unlink $PIDFILE if <$fh> == $$;
		3694	}
		3695
		3696	# a safer delete_package, copied from Symbol
		3697	sub clear_package($) {
		3698	my $pkg = shift;
		3699
		3700	# expand to full symbol table name if needed
		3701	unless ($pkg =~ /^main::.*::$/) {
		3702	$pkg = "main$pkg" if $pkg =~ /^::/;
		3703	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3704	$pkg .= '::' unless $pkg =~ /::$/;
		3705	}
		3706
		3707	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3708	my $stem_symtab = *{$stem}{HASH};
		3709
		3710	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3711	or return;
		3712
		3713	# clear all symbols
		3714	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3715	for my $name (keys %$leaf_symtab) {
		3716	_gv_clear *{"$pkg$name"};
		3717	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3718	}
		3719	warn "cleared package $pkg\n";#d#
3131	}	3720	}
3132		3721
3133	sub do_reload_perl() {	3722	sub do_reload_perl() {
3134	# can/must only be called in main	3723	# can/must only be called in main
3135	if ($Coro::current != $Coro::main) {	3724	if ($Coro::current != $Coro::main) {
3136	warn "can only reload from main coroutine";	3725	warn "can only reload from main coroutine";
3137	return;	3726	return;
3138	}	3727	}
3139		3728
		3729	return if $RELOAD++;
		3730
		3731	my $t1 = EV::time;
		3732
		3733	while ($RELOAD) {
3140	warn "reloading...";	3734	warn "reloading...";
3141		3735
3142	warn "entering sync_job";	3736	warn "entering sync_job";
3143		3737
3144	cf::sync_job {	3738	cf::sync_job {
3145	cf::write_runtime; # external watchdog should not bark	3739	cf::write_runtime_sync; # external watchdog should not bark
3146	cf::emergency_save;	3740	cf::emergency_save;
3147	cf::write_runtime; # external watchdog should not bark	3741	cf::write_runtime_sync; # external watchdog should not bark
3148		3742
3149	warn "syncing database to disk";	3743	warn "syncing database to disk";
3150	BDB::db_env_txn_checkpoint $DB_ENV;	3744	BDB::db_env_txn_checkpoint $DB_ENV;
3151		3745
3152	# if anything goes wrong in here, we should simply crash as we already saved	3746	# if anything goes wrong in here, we should simply crash as we already saved
3153		3747
3154	warn "cancelling all WF_AUTOCANCEL watchers";
3155	for (Event::all_watchers) {
3156	$_->cancel if $_->data & WF_AUTOCANCEL;
3157	}
3158
3159	warn "flushing outstanding aio requests";	3748	warn "flushing outstanding aio requests";
3160	for (;;) {
3161	BDB::flush;
3162	IO::AIO::flush;
3163	Coro::cede;
3164	last unless IO::AIO::nreqs || BDB::nreqs;	3749	while (IO::AIO::nreqs || BDB::nreqs) {
3165	warn "iterate...";	3750	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3166	}
3167
3168	++$RELOAD;
3169
3170	warn "cancelling all extension coros";
3171	$_->cancel for values %EXT_CORO;
3172	%EXT_CORO = ();
3173
3174	warn "removing commands";
3175	%COMMAND = ();
3176
3177	warn "removing ext/exti commands";
3178	%EXTCMD = ();
3179	%EXTICMD = ();
3180
3181	warn "unloading/nuking all extensions";
3182	for my $pkg (@EXTS) {
3183	warn "... unloading $pkg";
3184
3185	if (my $cb = $pkg->can ("unload")) {
3186	eval {
3187	$cb->($pkg);
3188	1
3189	} or warn "$pkg unloaded, but with errors: $@";
3190	}	3751	}
3191		3752
3192	warn "... nuking $pkg";	3753	warn "cancelling all extension coros";
3193	Symbol::delete_package $pkg;	3754	$_->cancel for values %EXT_CORO;
3194	}	3755	%EXT_CORO = ();
3195		3756
3196	warn "unloading all perl modules loaded from $LIBDIR";	3757	warn "removing commands";
3197	while (my ($k, $v) = each %INC) {	3758	%COMMAND = ();
3198	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3199		3759
		3760	warn "removing ext/exti commands";
		3761	%EXTCMD = ();
		3762	%EXTICMD = ();
		3763
		3764	warn "unloading/nuking all extensions";
		3765	for my $pkg (@EXTS) {
3200	warn "... unloading $k";	3766	warn "... unloading $pkg";
3201	delete $INC{$k};
3202		3767
3203	$k =~ s/\.pm$//;
3204	$k =~ s/\//::/g;
3205
3206	if (my $cb = $k->can ("unload_module")) {	3768	if (my $cb = $pkg->can ("unload")) {
		3769	eval {
3207	$cb->();	3770	$cb->($pkg);
		3771	1
		3772	} or warn "$pkg unloaded, but with errors: $@";
		3773	}
		3774
		3775	warn "... clearing $pkg";
		3776	clear_package $pkg;
3208	}	3777	}
3209		3778
3210	Symbol::delete_package $k;	3779	warn "unloading all perl modules loaded from $LIBDIR";
		3780	while (my ($k, $v) = each %INC) {
		3781	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3782
		3783	warn "... unloading $k";
		3784	delete $INC{$k};
		3785
		3786	$k =~ s/\.pm$//;
		3787	$k =~ s/\//::/g;
		3788
		3789	if (my $cb = $k->can ("unload_module")) {
		3790	$cb->();
		3791	}
		3792
		3793	clear_package $k;
3211	}	3794	}
3212		3795
3213	warn "getting rid of safe::, as good as possible";	3796	warn "getting rid of safe::, as good as possible";
3214	Symbol::delete_package "safe::$_"	3797	clear_package "safe::$_"
3215	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3798	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3216		3799
3217	warn "unloading cf.pm \"a bit\"";	3800	warn "unloading cf.pm \"a bit\"";
3218	delete $INC{"cf.pm"};	3801	delete $INC{"cf.pm"};
3219	delete $INC{"cf/pod.pm"};	3802	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3220		3803
3221	# don't, removes xs symbols, too,	3804	# don't, removes xs symbols, too,
3222	# and global variables created in xs	3805	# and global variables created in xs
3223	#Symbol::delete_package __PACKAGE__;	3806	#clear_package __PACKAGE__;
3224		3807
3225	warn "unload completed, starting to reload now";	3808	warn "unload completed, starting to reload now";
3226		3809
3227	warn "reloading cf.pm";	3810	warn "reloading cf.pm";
3228	require cf;	3811	require cf;
3229	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3812	cf::_connect_to_perl_1;
3230		3813
3231	warn "loading config and database again";	3814	warn "loading config and database again";
3232	cf::cfg_load;	3815	cf::reload_config;
3233		3816
3234	warn "loading extensions";	3817	warn "loading extensions";
3235	cf::load_extensions;	3818	cf::load_extensions;
3236		3819
		3820	if ($REATTACH_ON_RELOAD) {
3237	warn "reattaching attachments to objects/players";	3821	warn "reattaching attachments to objects/players";
3238	_global_reattach; # objects, sockets	3822	_global_reattach; # objects, sockets
3239	warn "reattaching attachments to maps";	3823	warn "reattaching attachments to maps";
3240	reattach $_ for values %MAP;	3824	reattach $_ for values %MAP;
3241	warn "reattaching attachments to players";	3825	warn "reattaching attachments to players";
3242	reattach $_ for values %PLAYER;	3826	reattach $_ for values %PLAYER;
		3827	}
3243		3828
		3829	warn "running post_init jobs";
		3830	(pop @POST_INIT)->(1) while @POST_INIT;
		3831
3244	warn "leaving sync_job";	3832	warn "leaving sync_job";
3245		3833
3246	1	3834	1
3247	} or do {	3835	} or do {
3248	warn $@;	3836	warn $@;
3249	warn "error while reloading, exiting.";	3837	cf::cleanup "error while reloading, exiting.";
3250	exit 1;
3251	};	3838	};
3252		3839
3253	warn "reloaded";	3840	warn "reloaded";
		3841	--$RELOAD;
		3842	}
		3843
		3844	$t1 = EV::time - $t1;
		3845	warn "reload completed in ${t1}s\n";
3254	};	3846	};
3255		3847
3256	our $RELOAD_WATCHER; # used only during reload	3848	our $RELOAD_WATCHER; # used only during reload
3257		3849
3258	sub reload_perl() {	3850	sub reload_perl() {
3259	# doing reload synchronously and two reloads happen back-to-back,	3851	# doing reload synchronously and two reloads happen back-to-back,
3260	# coro crashes during coro_state_free->destroy here.	3852	# coro crashes during coro_state_free->destroy here.
3261		3853
3262	$RELOAD_WATCHER ||= Event->timer (	3854	$RELOAD_WATCHER ||= cf::async {
3263	reentrant => 0,	3855	Coro::AIO::aio_wait cache_extensions;
3264	after => 0,	3856
3265	data => WF_AUTOCANCEL,	3857	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3266	cb => sub {
3267	do_reload_perl;	3858	do_reload_perl;
3268	undef $RELOAD_WATCHER;	3859	undef $RELOAD_WATCHER;
3269	},	3860	};
3270	);	3861	};
3271	}	3862	}
3272		3863
3273	register_command "reload" => sub {	3864	register_command "reload" => sub {
3274	my ($who, $arg) = @_;	3865	my ($who, $arg) = @_;
3275		3866
3276	if ($who->flag (FLAG_WIZ)) {	3867	if ($who->flag (FLAG_WIZ)) {
3277	$who->message ("reloading server.");	3868	$who->message ("reloading server.");
		3869	async {
		3870	$Coro::current->{desc} = "perl_reload";
3278	async { reload_perl };	3871	reload_perl;
		3872	};
3279	}	3873	}
3280	};	3874	};
3281		3875
3282	unshift @INC, $LIBDIR;	3876	unshift @INC, $LIBDIR;
3283		3877
…		…
3285		3879
3286	our @WAIT_FOR_TICK;	3880	our @WAIT_FOR_TICK;
3287	our @WAIT_FOR_TICK_BEGIN;	3881	our @WAIT_FOR_TICK_BEGIN;
3288		3882
3289	sub wait_for_tick {	3883	sub wait_for_tick {
3290	return unless $TICK_WATCHER->is_active;
3291	return if $Coro::current == $Coro::main;	3884	return if tick_inhibit || $Coro::current == $Coro::main;
3292		3885
3293	my $signal = new Coro::Signal;	3886	my $signal = new Coro::Signal;
3294	push @WAIT_FOR_TICK, $signal;	3887	push @WAIT_FOR_TICK, $signal;
3295	$signal->wait;	3888	$signal->wait;
3296	}	3889	}
3297		3890
3298	sub wait_for_tick_begin {	3891	sub wait_for_tick_begin {
3299	return unless $TICK_WATCHER->is_active;
3300	return if $Coro::current == $Coro::main;	3892	return if tick_inhibit || $Coro::current == $Coro::main;
3301		3893
3302	my $signal = new Coro::Signal;	3894	my $signal = new Coro::Signal;
3303	push @WAIT_FOR_TICK_BEGIN, $signal;	3895	push @WAIT_FOR_TICK_BEGIN, $signal;
3304	$signal->wait;	3896	$signal->wait;
3305	}	3897	}
3306		3898
3307	my $min = 1e6;#d#	3899	sub tick {
3308	my $avg = 10;
3309	$TICK_WATCHER = Event->timer (
3310	reentrant => 0,
3311	parked => 1,
3312	prio => 0,
3313	at => $NEXT_TICK || $TICK,
3314	data => WF_AUTOCANCEL,
3315	cb => sub {
3316	if ($Coro::current != $Coro::main) {	3900	if ($Coro::current != $Coro::main) {
3317	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3901	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3318	unless ++$bug_warning > 10;	3902	unless ++$bug_warning > 10;
3319	return;	3903	return;
3320	}	3904	}
3321		3905
3322	$NOW = $tick_start = Event::time;
3323
3324	cf::server_tick; # one server iteration	3906	cf::server_tick; # one server iteration
3325		3907
3326	0 && sync_job {#d#	3908	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3327	for(1..10) {	3909	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3328	my $t = Event::time;	3910	Coro::async_pool {
3329	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3911	$Coro::current->{desc} = "runtime saver";
3330	or die;	3912	write_runtime_sync
3331		3913	or warn "ERROR: unable to write runtime file: $!";
3332	$map->width (50);
3333	$map->height (50);
3334	$map->alloc;
3335	$map->_load_objects ("/tmp/x.map", 1);
3336	my $t = Event::time - $t;
3337
3338	#next unless $t < 0.0013;#d#
3339	if ($t < $min) {
3340	$min = $t;
3341	}
3342	$avg = $avg * 0.99 + $t * 0.01;
3343	}
3344	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3345	exit 0;
3346	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3347	};	3914	};
		3915	}
3348		3916
3349	$RUNTIME += $TICK;
3350	$NEXT_TICK += $TICK;
3351
3352	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3353	$NEXT_RUNTIME_WRITE = $NOW + 10;
3354	Coro::async_pool {
3355	write_runtime
3356	or warn "ERROR: unable to write runtime file: $!";
3357	};
3358	}
3359
3360	# my $AFTER = Event::time;
3361	# warn $AFTER - $NOW;#d#
3362
3363	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3917	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3364	$sig->send;	3918	$sig->send;
3365	}	3919	}
3366	while (my $sig = shift @WAIT_FOR_TICK) {	3920	while (my $sig = shift @WAIT_FOR_TICK) {
3367	$sig->send;	3921	$sig->send;
3368	}	3922	}
3369		3923
3370	$NOW = Event::time;	3924	$LOAD = ($NOW - $TICK_START) / $TICK;
3371
3372	# if we are delayed by four ticks or more, skip them all
3373	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3374
3375	$TICK_WATCHER->at ($NEXT_TICK);
3376	$TICK_WATCHER->start;
3377
3378	$LOAD = ($NOW - $tick_start) / $TICK;
3379	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3925	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3380		3926
3381	_post_tick;	3927	if (0) {
3382		3928	if ($NEXT_TICK) {
3383		3929	my $jitter = $TICK_START - $NEXT_TICK;
		3930	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3931	warn "jitter $JITTER\n";#d#
		3932	}
3384	},	3933	}
3385	);	3934	}
3386		3935
3387	{	3936	{
3388	BDB::max_poll_time $TICK * 0.1;	3937	# configure BDB
3389	$BDB_POLL_WATCHER = Event->io (	3938
3390	reentrant => 0,
3391	fd => BDB::poll_fileno,
3392	poll => 'r',
3393	prio => 0,
3394	data => WF_AUTOCANCEL,
3395	cb => \&BDB::poll_cb,
3396	);
3397	BDB::min_parallel 8;	3939	BDB::min_parallel 8;
3398		3940	BDB::max_poll_reqs $TICK * 0.1;
3399	BDB::set_sync_prepare {	3941	$AnyEvent::BDB::WATCHER->priority (1);
3400	my $status;
3401	my $current = $Coro::current;
3402	(
3403	sub {
3404	$status = $!;
3405	$current->ready; undef $current;
3406	},
3407	sub {
3408	Coro::schedule while defined $current;
3409	$! = $status;
3410	},
3411	)
3412	};
3413		3942
3414	unless ($DB_ENV) {	3943	unless ($DB_ENV) {
3415	$DB_ENV = BDB::db_env_create;	3944	$DB_ENV = BDB::db_env_create;
		3945	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3946	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3947	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3948	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3949	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3416		3950
3417	cf::sync_job {	3951	cf::sync_job {
3418	eval {	3952	eval {
3419	BDB::db_env_open	3953	BDB::db_env_open
3420	$DB_ENV,	3954	$DB_ENV,
…		…
3422	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3956	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3423	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3957	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3424	0666;	3958	0666;
3425		3959
3426	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3960	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3427
3428	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3429	$DB_ENV->set_lk_detect;
3430	};	3961	};
3431		3962
3432	cf::cleanup "db_env_open(db): $@" if $@;	3963	cf::cleanup "db_env_open(db): $@" if $@;
3433	};	3964	};
3434	}	3965	}
		3966
		3967	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3968	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3969	};
		3970	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3971	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3972	};
		3973	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3974	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3975	};
3435	}	3976	}
3436		3977
3437	{	3978	{
		3979	# configure IO::AIO
		3980
3438	IO::AIO::min_parallel 8;	3981	IO::AIO::min_parallel 8;
3439
3440	undef $Coro::AIO::WATCHER;
3441	IO::AIO::max_poll_time $TICK * 0.1;	3982	IO::AIO::max_poll_time $TICK * 0.1;
3442	$AIO_POLL_WATCHER = Event->io (	3983	undef $AnyEvent::AIO::WATCHER;
3443	reentrant => 0,
3444	data => WF_AUTOCANCEL,
3445	fd => IO::AIO::poll_fileno,
3446	poll => 'r',
3447	prio => 6,
3448	cb => \&IO::AIO::poll_cb,
3449	);
3450	}	3984	}
3451		3985
3452	my $_log_backtrace;	3986	my $_log_backtrace;
3453		3987
3454	sub _log_backtrace {	3988	sub _log_backtrace {
…		…
3457	$msg =~ s/\n//;	3991	$msg =~ s/\n//;
3458		3992
3459	# limit the # of concurrent backtraces	3993	# limit the # of concurrent backtraces
3460	if ($_log_backtrace < 2) {	3994	if ($_log_backtrace < 2) {
3461	++$_log_backtrace;	3995	++$_log_backtrace;
		3996	my $perl_bt = Carp::longmess $msg;
3462	async {	3997	async {
		3998	$Coro::current->{desc} = "abt $msg";
		3999
3463	my @bt = fork_call {	4000	my @bt = fork_call {
3464	@addr = map { sprintf "%x", $_ } @addr;	4001	@addr = map { sprintf "%x", $_ } @addr;
3465	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4002	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3466	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4003	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3467	or die "addr2line: $!";	4004	or die "addr2line: $!";
…		…
3475	}	4012	}
3476		4013
3477	@funcs	4014	@funcs
3478	};	4015	};
3479		4016
3480	LOG llevInfo, "[ABT] $msg\n";	4017	LOG llevInfo, "[ABT] $perl_bt\n";
		4018	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3481	LOG llevInfo, "[ABT] $_\n" for @bt;	4019	LOG llevInfo, "[ABT] $_\n" for @bt;
3482	--$_log_backtrace;	4020	--$_log_backtrace;
3483	};	4021	};
3484	} else {	4022	} else {
3485	LOG llevInfo, "[ABT] $msg\n";	4023	LOG llevInfo, "[ABT] $msg\n";
3486	LOG llevInfo, "[ABT] [suppressed]\n";	4024	LOG llevInfo, "[ABT] [suppressed]\n";
3487	}	4025	}
3488	}	4026	}
3489		4027
3490	# load additional modules	4028	# load additional modules
3491	use cf::pod;	4029	require "cf/$_.pm" for @EXTRA_MODULES;
		4030	cf::_connect_to_perl_2;
3492		4031
3493	END { cf::emergency_save }	4032	END { cf::emergency_save }
3494		4033
3495	1	4034	1
3496		4035

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