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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.358 by root, Fri Sep 7 18:10:52 2007 UTC vs.
Revision 1.501 by root, Sat Jan 16 23:27:21 2010 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 ();
		37	use Carp ();
14		38
		39	use Guard ();
15	use Coro 3.64 ();	40	use Coro ();
16	use Coro::State;	41	use Coro::State;
17	use Coro::Handle;	42	use Coro::Handle;
		43	use Coro::EV;
18	use Coro::Event;	44	use Coro::AnyEvent;
19	use Coro::Timer;	45	use Coro::Timer;
20	use Coro::Signal;	46	use Coro::Signal;
21	use Coro::Semaphore;	47	use Coro::Semaphore;
		48	use Coro::SemaphoreSet;
		49	use Coro::AnyEvent;
22	use Coro::AIO;	50	use Coro::AIO;
		51	use Coro::BDB 1.6;
23	use Coro::Storable;	52	use Coro::Storable;
24	use Coro::Util ();	53	use Coro::Util ();
25		54
26	use JSON::XS ();	55	use JSON::XS 2.01 ();
27	use BDB ();	56	use BDB ();
28	use Data::Dumper;	57	use Data::Dumper;
29	use Digest::MD5;
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, %PLAYER_LOADING); # all users	131	our (%PLAYER, %PLAYER_LOADING); # all users
93	our (%MAP, %MAP_LOADING ); # 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	Carp::cluck "error in event callback: @_";
220	};	295	};
221		296
222	#############################################################################	297	#############################################################################
223		298
224	=head2 UTILITY FUNCTIONS	299	=head2 UTILITY FUNCTIONS
…		…
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
277	Locks are *not* recursive, locking from the same coro twice results in a	366	Locks are *not* recursive, locking from the same coro twice results in a
278	deadlocked coro.	367	deadlocked coro.
…		…
284		373
285	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.
286		375
287	=cut	376	=cut
288		377
289	our %LOCK;	378	our $LOCKS = new Coro::SemaphoreSet;
290	our %LOCKER;#d#
291		379
292	sub lock_wait($) {	380	sub lock_wait($) {
293	my ($key) = @_;	381	$LOCKS->wait ($_[0]);
294
295	if ($LOCKER{$key} == $Coro::current) {#d#
296	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
297	return;#d#
298	}#d#
299
300	# wait for lock, if any
301	while ($LOCK{$key}) {
302	push @{ $LOCK{$key} }, $Coro::current;
303	Coro::schedule;
304	}
305	}	382	}
306		383
307	sub lock_acquire($) {	384	sub lock_acquire($) {
308	my ($key) = @_;	385	$LOCKS->guard ($_[0])
309
310	# wait, to be sure we are not locked
311	lock_wait $key;
312
313	$LOCK{$key} = [];
314	$LOCKER{$key} = $Coro::current;#d#
315
316	Coro::guard {
317	delete $LOCKER{$key};#d#
318	# wake up all waiters, to be on the safe side
319	$_->ready for @{ delete $LOCK{$key} };
320	}
321	}	386	}
322		387
323	sub lock_active($) {	388	sub lock_active($) {
324	my ($key) = @_;	389	$LOCKS->count ($_[0]) < 1
325
326	! ! $LOCK{$key}
327	}	390	}
328		391
329	sub freeze_mainloop {	392	sub freeze_mainloop {
330	return unless $TICK_WATCHER->is_active;	393	tick_inhibit_inc;
331		394
332	my $guard = Coro::guard {	395	&Guard::guard (\&tick_inhibit_dec);
333	$TICK_WATCHER->start;	396	}
334	};	397
335	$TICK_WATCHER->stop;	398	=item cf::periodic $interval, $cb
336	$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($$) {
		406	my ($interval, $cb) = @_;
		407
		408	my $start = rand List::Util::min 180, $interval;
		409
		410	EV::periodic $start, $interval, 0, $cb
337	}	411	}
338		412
339	=item cf::get_slot $time[, $priority[, $name]]	413	=item cf::get_slot $time[, $priority[, $name]]
340		414
341	Allocate $time seconds of blocking CPU time at priority C<$priority>:	415	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
352	our @SLOT_QUEUE;	426	our @SLOT_QUEUE;
353	our $SLOT_QUEUE;	427	our $SLOT_QUEUE;
354		428
355	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	429	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
356	$SLOT_QUEUE = Coro::async {	430	$SLOT_QUEUE = Coro::async {
		431	$Coro::current->desc ("timeslot manager");
		432
357	my $signal = new Coro::Signal;	433	my $signal = new Coro::Signal;
358		434
359	while () {	435	while () {
360	next_job:	436	next_job:
361	my $avail = cf::till_tick;	437	my $avail = cf::till_tick;
…		…
369	}	445	}
370	}	446	}
371	}	447	}
372		448
373	if (@SLOT_QUEUE) {	449	if (@SLOT_QUEUE) {
374	# we do not use wait_For_tick() as it returns immediately when tick is inactive	450	# we do not use wait_for_tick() as it returns immediately when tick is inactive
375	push @cf::WAIT_FOR_TICK, $signal;	451	push @cf::WAIT_FOR_TICK, $signal;
376	$signal->wait;	452	$signal->wait;
377	} else {	453	} else {
378	Coro::schedule;	454	Coro::schedule;
379	}	455	}
380	}	456	}
381	};	457	};
382		458
383	sub get_slot($;$$) {	459	sub get_slot($;$$) {
		460	return if tick_inhibit || $Coro::current == $Coro::main;
		461
384	my ($time, $pri, $name) = @_;	462	my ($time, $pri, $name) = @_;
385		463
386	$time = $TICK * .6 if $time > $TICK * .6;	464	$time = $TICK * .6 if $time > $TICK * .6;
387	my $sig = new Coro::Signal;	465	my $sig = new Coro::Signal;
388		466
…		…
402		480
403	BEGIN { *async = \&Coro::async_pool }	481	BEGIN { *async = \&Coro::async_pool }
404		482
405	=item cf::sync_job { BLOCK }	483	=item cf::sync_job { BLOCK }
406		484
407	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	485	The design of Deliantra requires that the main coroutine ($Coro::main)
408	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
409	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
410	acceptable.	488	acceptable.
411		489
412	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
413	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
…		…
418		496
419	sub sync_job(&) {	497	sub sync_job(&) {
420	my ($job) = @_;	498	my ($job) = @_;
421		499
422	if ($Coro::current == $Coro::main) {	500	if ($Coro::current == $Coro::main) {
423	my $time = Event::time;	501	my $time = EV::time;
424		502
425	# this is the main coro, too bad, we have to block	503	# this is the main coro, too bad, we have to block
426	# till the operation succeeds, freezing the server :/	504	# till the operation succeeds, freezing the server :/
427		505
428	# TODO: use suspend/resume instead	506	LOG llevError, Carp::longmess "sync job";#d#
429	# (but this is cancel-safe)	507
430	my $freeze_guard = freeze_mainloop;	508	my $freeze_guard = freeze_mainloop;
431		509
432	my $busy = 1;	510	my $busy = 1;
433	my @res;	511	my @res;
434		512
435	(async {	513	(async {
		514	$Coro::current->desc ("sync job coro");
436	@res = eval { $job->() };	515	@res = eval { $job->() };
437	warn $@ if $@;	516	warn $@ if $@;
438	undef $busy;	517	undef $busy;
439	})->prio (Coro::PRIO_MAX);	518	})->prio (Coro::PRIO_MAX);
440		519
441	while ($busy) {	520	while ($busy) {
442	Coro::cede or Event::one_event;	521	if (Coro::nready) {
		522	Coro::cede_notself;
		523	} else {
		524	EV::loop EV::LOOP_ONESHOT;
443	}	525	}
		526	}
444		527
445	$time = Event::time - $time;	528	my $time = EV::time - $time;
446		529
447	LOG llevError | logBacktrace, Carp::longmess "long sync job"
448	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
449
450	$tick_start += $time; # do not account sync jobs to server load	530	$TICK_START += $time; # do not account sync jobs to server load
451		531
452	wantarray ? @res : $res[0]	532	wantarray ? @res : $res[0]
453	} else {	533	} else {
454	# we are in another coroutine, how wonderful, everything just works	534	# we are in another coroutine, how wonderful, everything just works
455		535
…		…
480	=item fork_call { }, $args	560	=item fork_call { }, $args
481		561
482	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
483	process, returning the results. Everything must be serialisable with	563	process, returning the results. Everything must be serialisable with
484	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
485	never block itself or use any form of Event handling.	565	never block itself or use any form of event handling.
486		566
487	=cut	567	=cut
488		568
489	sub fork_call(&@) {	569	sub fork_call(&@) {
490	my ($cb, @args) = @_;	570	my ($cb, @args) = @_;
…		…
499	}, @args;	579	}, @args;
500		580
501	wantarray ? @res : $res[-1]	581	wantarray ? @res : $res[-1]
502	}	582	}
503		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
504	=item $value = cf::db_get $family => $key	611	=item $value = cf::db_get $family => $key
505		612
506	Returns a single value from the environment database.	613	Returns a single value from the environment database.
507		614
508	=item cf::db_put $family => $key => $value	615	=item cf::db_put $family => $key => $value
509		616
510	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
511	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).
512		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
513	=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	}
514		643
515	our $DB;	644	our $DB;
516		645
517	sub db_init {	646	sub db_init {
518	unless ($DB) {
519	$DB = BDB::db_create $DB_ENV;
520
521	cf::sync_job {	647	cf::sync_job {
522	eval {	648	$DB ||= db_table "db";
523	$DB->set_flags (BDB::CHKSUM);
524
525	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
526	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
527	cf::cleanup "db_open(db): $!" if $!;
528	};
529	cf::cleanup "db_open(db): $@" if $@;
530	};
531	}	649	};
532	}	650	}
533		651
534	sub db_get($$) {	652	sub db_get($$) {
535	my $key = "$_[0]/$_[1]";	653	my $key = "$_[0]/$_[1]";
536		654
…		…
634		752
635	#############################################################################	753	#############################################################################
636		754
637	=head2 ATTACHABLE OBJECTS	755	=head2 ATTACHABLE OBJECTS
638		756
639	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
640	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")
641	to it. All such attachable objects support the following methods.	759	to it. All such attachable objects support the following methods.
642		760
643	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>
644	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
645	Crossfire TRT).	763	Deliantra).
646		764
647	=over 4	765	=over 4
648		766
649	=item $attachable->attach ($attachment, key => $value...)	767	=item $attachable->attach ($attachment, key => $value...)
650		768
…		…
694	=item cf::CLASS::attachment $name, ...	812	=item cf::CLASS::attachment $name, ...
695		813
696	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
697	given CLASS can refer to this attachment.	815	given CLASS can refer to this attachment.
698		816
699	Some classes such as crossfire maps and objects can specify attachments	817	Some classes such as deliantra maps and objects can specify attachments
700	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.
701		819
702	These calls expect any number of the following handler/hook descriptions:	820	These calls expect any number of the following handler/hook descriptions:
703		821
704	=over 4	822	=over 4
…		…
932	}	1050	}
933		1051
934	0	1052	0
935	}	1053	}
936		1054
937	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1055	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
938		1056
939	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1057	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
940		1058
941	Generate an object-specific event with the given arguments.	1059	Generate an object-specific event with the given arguments.
942		1060
…		…
948		1066
949	=cut	1067	=cut
950		1068
951	#############################################################################	1069	#############################################################################
952	# object support	1070	# object support
953	#
954		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#
955	sub _can_merge {	1105	sub _can_merge {
956	my ($ob1, $ob2) = @_;	1106	my ($ob1, $ob2) = @_;
957		1107
958	local $Storable::canonical = 1;	1108	++$SLOW_MERGES;#d#
959	my $fob1 = Storable::freeze $ob1;
960	my $fob2 = Storable::freeze $ob2;
961		1109
962	$fob1 eq $fob2	1110	# we do the slow way here
		1111	return _object_equal $ob1, $ob2
963	}	1112	}
964		1113
965	sub reattach {	1114	sub reattach {
966	# basically do the same as instantiate, without calling instantiate	1115	# basically do the same as instantiate, without calling instantiate
967	my ($obj) = @_;	1116	my ($obj) = @_;
968		1117
		1118	# no longer needed after getting rid of delete_package?
969	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
970		1120
971	my $registry = $obj->registry;	1121	my $registry = $obj->registry;
972		1122
973	@$registry = ();	1123	@$registry = ();
974		1124
…		…
989	cf::attachable->attach (	1139	cf::attachable->attach (
990	prio => -1000000,	1140	prio => -1000000,
991	on_instantiate => sub {	1141	on_instantiate => sub {
992	my ($obj, $data) = @_;	1142	my ($obj, $data) = @_;
993		1143
994	$data = from_json $data;	1144	$data = decode_json $data;
995		1145
996	for (@$data) {	1146	for (@$data) {
997	my ($name, $args) = @$_;	1147	my ($name, $args) = @$_;
998		1148
999	$obj->attach ($name, %{$args || {} });	1149	$obj->attach ($name, %{$args || {} });
…		…
1013	);	1163	);
1014		1164
1015	sub object_freezer_save {	1165	sub object_freezer_save {
1016	my ($filename, $rdata, $objs) = @_;	1166	my ($filename, $rdata, $objs) = @_;
1017		1167
1018	my $guard = cf::lock_acquire "io";
1019
1020	sync_job {	1168	sync_job {
1021	if (length $$rdata) {	1169	if (length $$rdata) {
		1170	utf8::decode (my $decname = $filename);
1022	warn sprintf "saving %s (%d,%d)\n",	1171	warn sprintf "saving %s (%d,%d)\n",
1023	$filename, length $$rdata, scalar @$objs;	1172	$decname, length $$rdata, scalar @$objs;
1024		1173
1025	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1174	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1026	chmod SAVE_MODE, $fh;	1175	aio_chmod $fh, SAVE_MODE;
1027	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1176	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1028	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	}
1029	close $fh;	1181	aio_close $fh;
1030		1182
1031	if (@$objs) {	1183	if (@$objs) {
1032	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) {
1033	chmod SAVE_MODE, $fh;	1185	aio_chmod $fh, SAVE_MODE;
1034	my $data = Storable::nfreeze { version => 1, objs => $objs };	1186	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1035	aio_write $fh, 0, (length $data), $data, 0;	1187	aio_write $fh, 0, (length $data), $data, 0;
1036	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	}
1037	close $fh;	1192	aio_close $fh;
1038	aio_rename "$filename.pst~", "$filename.pst";	1193	aio_rename "$filename.pst~", "$filename.pst";
1039	}	1194	}
1040	} else {	1195	} else {
1041	aio_unlink "$filename.pst";	1196	aio_unlink "$filename.pst";
1042	}	1197	}
1043		1198
1044	aio_rename "$filename~", $filename;	1199	aio_rename "$filename~", $filename;
		1200
		1201	$filename =~ s%/[^/]+$%%;
		1202	aio_pathsync $filename if $cf::USE_FSYNC;
1045	} else {	1203	} else {
1046	warn "FATAL: $filename~: $!\n";	1204	warn "unable to save objects: $filename~: $!\n";
1047	}	1205	}
1048	} else {	1206	} else {
1049	aio_unlink $filename;	1207	aio_unlink $filename;
1050	aio_unlink "$filename.pst";	1208	aio_unlink "$filename.pst";
1051	}	1209	}
1052	};	1210	};
1053
1054	undef $guard;
1055	}	1211	}
1056		1212
1057	sub object_freezer_as_string {	1213	sub object_freezer_as_string {
1058	my ($rdata, $objs) = @_;	1214	my ($rdata, $objs) = @_;
1059		1215
…		…
1064		1220
1065	sub object_thawer_load {	1221	sub object_thawer_load {
1066	my ($filename) = @_;	1222	my ($filename) = @_;
1067		1223
1068	my ($data, $av);	1224	my ($data, $av);
1069
1070	my $guard = cf::lock_acquire "io";
1071		1225
1072	(aio_load $filename, $data) >= 0	1226	(aio_load $filename, $data) >= 0
1073	or return;	1227	or return;
1074		1228
1075	unless (aio_stat "$filename.pst") {	1229	unless (aio_stat "$filename.pst") {
1076	(aio_load "$filename.pst", $av) >= 0	1230	(aio_load "$filename.pst", $av) >= 0
1077	or return;	1231	or return;
1078		1232
1079	undef $guard;
1080	$av = eval { (Storable::thaw $av)->{objs} };	1233	my $st = eval { Coro::Storable::thaw $av };
		1234	$av = $st->{objs};
1081	}	1235	}
1082		1236
		1237	utf8::decode (my $decname = $filename);
1083	warn sprintf "loading %s (%d)\n",	1238	warn sprintf "loading %s (%d,%d)\n",
1084	$filename, length $data, scalar @{$av || []};	1239	$decname, length $data, scalar @{$av || []};
1085		1240
1086	($data, $av)	1241	($data, $av)
1087	}	1242	}
1088		1243
1089	=head2 COMMAND CALLBACKS	1244	=head2 COMMAND CALLBACKS
…		…
1145	my ($name, $cb) = @_;	1300	my ($name, $cb) = @_;
1146		1301
1147	$EXTICMD{$name} = $cb;	1302	$EXTICMD{$name} = $cb;
1148	}	1303	}
1149		1304
		1305	use File::Glob ();
		1306
1150	cf::player->attach (	1307	cf::player->attach (
1151	on_command => sub {	1308	on_command => sub {
1152	my ($pl, $name, $params) = @_;	1309	my ($pl, $name, $params) = @_;
1153		1310
1154	my $cb = $COMMAND{$name}	1311	my $cb = $COMMAND{$name}
…		…
1186		1343
1187	cf::override;	1344	cf::override;
1188	},	1345	},
1189	);	1346	);
1190		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
1191	sub load_extensions {	1361	sub load_extensions {
1192	cf::sync_job {	1362	cf::sync_job {
1193	my %todo;	1363	my %todo;
1194		1364
1195	for my $path (<$LIBDIR/*.ext>) {	1365	for my $path (<$LIBDIR/*.ext>) {
…		…
1214		1384
1215	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1385	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1216	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1386	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1217		1387
1218	$ext{source} =	1388	$ext{source} =
1219	"package $pkg; use strict; use utf8;\n"	1389	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1220	. "#line 1 \"$path\"\n{\n"	1390	. "#line 1 \"$path\"\n{\n"
1221	. $source	1391	. $source
1222	. "\n};\n1";	1392	. "\n};\n1";
1223		1393
1224	$todo{$base} = \%ext;	1394	$todo{$base} = \%ext;
…		…
1240	my $msg = $@ ? "$v->{path}: $@\n"	1410	my $msg = $@ ? "$v->{path}: $@\n"
1241	: "$v->{base}: extension inactive.\n";	1411	: "$v->{base}: extension inactive.\n";
1242		1412
1243	if (exists $v->{meta}{mandatory}) {	1413	if (exists $v->{meta}{mandatory}) {
1244	warn $msg;	1414	warn $msg;
1245	warn "mandatory extension failed to load, exiting.\n";	1415	cf::cleanup "mandatory extension failed to load, exiting.";
1246	exit 1;
1247	}	1416	}
1248		1417
1249	warn $msg;	1418	warn $msg;
1250	}	1419	}
1251		1420
…		…
1265		1434
1266	=back	1435	=back
1267		1436
1268	=head2 CORE EXTENSIONS	1437	=head2 CORE EXTENSIONS
1269		1438
1270	Functions and methods that extend core crossfire objects.	1439	Functions and methods that extend core deliantra objects.
1271		1440
1272	=cut	1441	=cut
1273		1442
1274	package cf::player;	1443	package cf::player;
1275		1444
1276	use Coro::AIO;	1445	use Coro::AIO;
1277		1446
1278	=head3 cf::player	1447	=head3 cf::player
1279		1448
1280	=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	}
1281		1464
1282	=item cf::player::find $login	1465	=item cf::player::find $login
1283		1466
1284	Returns the given player object, loading it if necessary (might block).	1467	Returns the given player object, loading it if necessary (might block).
1285		1468
…		…
1304		1487
1305	sub exists($) {	1488	sub exists($) {
1306	my ($login) = @_;	1489	my ($login) = @_;
1307		1490
1308	$cf::PLAYER{$login}	1491	$cf::PLAYER{$login}
1309	or cf::sync_job { !aio_stat path $login }	1492	or !aio_stat path $login
1310	}	1493	}
1311		1494
1312	sub find($) {	1495	sub find($) {
1313	return $cf::PLAYER{$_[0]} || do {	1496	return $cf::PLAYER{$_[0]} || do {
1314	my $login = $_[0];	1497	my $login = $_[0];
…		…
1324	aio_unlink +(playerdir $login) . "/$login.pl";	1507	aio_unlink +(playerdir $login) . "/$login.pl";
1325		1508
1326	my $f = new_from_file cf::object::thawer path $login	1509	my $f = new_from_file cf::object::thawer path $login
1327	or return;	1510	or return;
1328		1511
1329	$f->next;
1330	my $pl = cf::player::load_pl $f	1512	my $pl = cf::player::load_pl $f
1331	or return;	1513	or return;
		1514
1332	local $cf::PLAYER_LOADING{$login} = $pl;	1515	local $cf::PLAYER_LOADING{$login} = $pl;
1333	$f->resolve_delayed_derefs;	1516	$f->resolve_delayed_derefs;
1334	$cf::PLAYER{$login} = $pl	1517	$cf::PLAYER{$login} = $pl
1335	}	1518	}
1336	}	1519	}
…		…
1346		1529
1347	return if $pl->{deny_save};	1530	return if $pl->{deny_save};
1348		1531
1349	aio_mkdir playerdir $pl, 0770;	1532	aio_mkdir playerdir $pl, 0770;
1350	$pl->{last_save} = $cf::RUNTIME;	1533	$pl->{last_save} = $cf::RUNTIME;
		1534
		1535	cf::get_slot 0.01;
1351		1536
1352	$pl->save_pl ($path);	1537	$pl->save_pl ($path);
1353	cf::cede_to_tick;	1538	cf::cede_to_tick;
1354	}	1539	}
1355		1540
…		…
1387	my ($pl) = @_;	1572	my ($pl) = @_;
1388		1573
1389	my $name = $pl->ob->name;	1574	my $name = $pl->ob->name;
1390		1575
1391	$pl->{deny_save} = 1;	1576	$pl->{deny_save} = 1;
1392	$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
1393		1578
1394	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1579	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1395	$pl->deactivate;	1580	$pl->deactivate;
		1581	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1582	$pl->ob->check_score;
1396	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1583	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1397	$pl->ns->destroy if $pl->ns;	1584	$pl->ns->destroy if $pl->ns;
1398		1585
1399	my $path = playerdir $pl;	1586	my $path = playerdir $pl;
1400	my $temp = "$path~$cf::RUNTIME~deleting~";	1587	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1439		1626
1440	for my $login (@$dirs) {	1627	for my $login (@$dirs) {
1441	my $path = path $login;	1628	my $path = path $login;
1442		1629
1443	# a .pst is a dead give-away for a valid player	1630	# a .pst is a dead give-away for a valid player
1444	unless (-e "$path.pst") {	1631	# if no pst file found, open and chekc for blocked users
		1632	if (aio_stat "$path.pst") {
1445	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1633	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1446	aio_read $fh, 0, 512, my $buf, 0 or next;	1634	aio_read $fh, 0, 512, my $buf, 0 or next;
1447	$buf !~ /^password -------------$/m or next; # official not-valid tag	1635	$buf !~ /^password -------------$/m or next; # official not-valid tag
1448	}	1636	}
1449		1637
…		…
1480	}	1668	}
1481		1669
1482	\@paths	1670	\@paths
1483	}	1671	}
1484		1672
1485	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1673	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1486		1674
1487	Expand crossfire pod fragments into protocol xml.	1675	Expand deliantra pod fragments into protocol xml.
1488
1489	=cut
1490
1491	sub expand_cfpod {
1492	((my $self), (local $_)) = @_;
1493
1494	# escape & and <
1495	s/&/&amp;/g;
1496	s/(?<![BIUGHT])</&lt;/g;
1497
1498	# this is buggy, it needs to properly take care of nested <'s
1499
1500	1 while
1501	# replace B<>, I<>, U<> etc.
1502	s/B<([^\>]*)>/<b>$1<\/b>/
1503	|| s/I<([^\>]*)>/<i>$1<\/i>/
1504	|| s/U<([^\>]*)>/<u>$1<\/u>/
1505	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1506	# replace G<male|female> tags
1507	|| s{G<([^>|]*)\|([^>]*)>}{
1508	$self->gender ? $2 : $1
1509	}ge
1510	# replace H<hint text>
1511	|| s{H<([^\>]*)>}
1512	{
1513	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1514	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1515	"")
1516	[$self->{hintmode}]
1517	}ge;
1518
1519	# create single paragraphs (very hackish)
1520	s/(?<=\S)\n(?=\w)/ /g;
1521
1522	# compress some whitespace
1523	s/\s+\n/\n/g; # ws line-ends
1524	s/\n\n+/\n/g; # double lines
1525	s/^\n+//; # beginning lines
1526	s/\n+$//; # ending lines
1527
1528	$_
1529	}
1530
1531	sub hintmode {
1532	$_[0]{hintmode} = $_[1] if @_ > 1;
1533	$_[0]{hintmode}
1534	}
1535		1676
1536	=item $player->ext_reply ($msgid, @msg)	1677	=item $player->ext_reply ($msgid, @msg)
1537		1678
1538	Sends an ext reply to the player.	1679	Sends an ext reply to the player.
1539		1680
…		…
1606	our $MAX_RESET = 3600;	1747	our $MAX_RESET = 3600;
1607	our $DEFAULT_RESET = 3000;	1748	our $DEFAULT_RESET = 3000;
1608		1749
1609	sub generate_random_map {	1750	sub generate_random_map {
1610	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
1611	# mit "rum" bekleckern, nicht	1755	# mit "rum" bekleckern, nicht
1612	$self->_create_random_map (	1756	$self->_create_random_map (
1613	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1757	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1614	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1758	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1615	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1759	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1737		1881
1738	# the temporary/swap location	1882	# the temporary/swap location
1739	sub save_path {	1883	sub save_path {
1740	my ($self) = @_;	1884	my ($self) = @_;
1741		1885
1742	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1886	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1743	"$TMPDIR/$path.map"	1887	"$TMPDIR/$path.map"
1744	}	1888	}
1745		1889
1746	# the unique path, undef == no special unique path	1890	# the unique path, undef == no special unique path
1747	sub uniq_path {	1891	sub uniq_path {
1748	my ($self) = @_;	1892	my ($self) = @_;
1749		1893
1750	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1894	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1751	"$UNIQUEDIR/$path"	1895	"$UNIQUEDIR/$path"
1752	}
1753
1754	# and all this just because we cannot iterate over
1755	# all maps in C++...
1756	sub change_all_map_light {
1757	my ($change) = @_;
1758
1759	$_->change_map_light ($change)
1760	for grep $_->outdoor, values %cf::MAP;
1761	}	1896	}
1762		1897
1763	sub decay_objects {	1898	sub decay_objects {
1764	my ($self) = @_;	1899	my ($self) = @_;
1765		1900
…		…
1849	sub find {	1984	sub find {
1850	my ($path, $origin) = @_;	1985	my ($path, $origin) = @_;
1851		1986
1852	$path = normalise $path, $origin && $origin->path;	1987	$path = normalise $path, $origin && $origin->path;
1853		1988
1854	cf::lock_wait "map_data:$path";#d#remove	1989	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1855	cf::lock_wait "map_find:$path";	1990	my $guard2 = cf::lock_acquire "map_find:$path";
1856		1991
1857	$cf::MAP{$path} || do {	1992	$cf::MAP{$path} || do {
1858	my $guard1 = cf::lock_acquire "map_find:$path";
1859	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1860
1861	my $map = new_from_path cf::map $path	1993	my $map = new_from_path cf::map $path
1862	or return;	1994	or return;
1863		1995
1864	$map->{last_save} = $cf::RUNTIME;	1996	$map->{last_save} = $cf::RUNTIME;
1865		1997
…		…
1867	or return;	1999	or return;
1868		2000
1869	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2001	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1870	# doing this can freeze the server in a sync job, obviously	2002	# doing this can freeze the server in a sync job, obviously
1871	#$cf::WAIT_FOR_TICK->wait;	2003	#$cf::WAIT_FOR_TICK->wait;
		2004	undef $guard2;
1872	undef $guard1;	2005	undef $guard1;
1873	undef $guard2;
1874	$map->reset;	2006	$map->reset;
1875	return find $path;	2007	return find $path;
1876	}	2008	}
1877		2009
1878	$cf::MAP{$path} = $map	2010	$cf::MAP{$path} = $map
1879	}	2011	}
1880	}	2012	}
1881		2013
1882	sub pre_load { }	2014	sub pre_load { }
1883	sub post_load { }	2015	#sub post_load { } # XS
1884		2016
1885	sub load {	2017	sub load {
1886	my ($self) = @_;	2018	my ($self) = @_;
1887		2019
1888	local $self->{deny_reset} = 1; # loading can take a long time	2020	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1891		2023
1892	{	2024	{
1893	my $guard = cf::lock_acquire "map_data:$path";	2025	my $guard = cf::lock_acquire "map_data:$path";
1894		2026
1895	return unless $self->valid;	2027	return unless $self->valid;
1896	return if $self->in_memory != cf::MAP_SWAPPED;	2028	return unless $self->in_memory == cf::MAP_SWAPPED;
1897		2029
1898	$self->in_memory (cf::MAP_LOADING);	2030	$self->in_memory (cf::MAP_LOADING);
1899		2031
1900	$self->alloc;	2032	$self->alloc;
1901		2033
…		…
1905	my $f = new_from_file cf::object::thawer $self->{load_path};	2037	my $f = new_from_file cf::object::thawer $self->{load_path};
1906	$f->skip_block;	2038	$f->skip_block;
1907	$self->_load_objects ($f)	2039	$self->_load_objects ($f)
1908	or return;	2040	or return;
1909		2041
1910	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2042	$self->post_load_original
1911	if delete $self->{load_original};	2043	if delete $self->{load_original};
1912		2044
1913	if (my $uniq = $self->uniq_path) {	2045	if (my $uniq = $self->uniq_path) {
1914	utf8::encode $uniq;	2046	utf8::encode $uniq;
1915	unless (aio_stat $uniq) {	2047	unless (aio_stat $uniq) {
…		…
1933	unless ($self->{deny_activate}) {	2065	unless ($self->{deny_activate}) {
1934	$self->decay_objects;	2066	$self->decay_objects;
1935	$self->fix_auto_apply;	2067	$self->fix_auto_apply;
1936	$self->update_buttons;	2068	$self->update_buttons;
1937	cf::cede_to_tick;	2069	cf::cede_to_tick;
1938	$self->set_darkness_map;
1939	cf::cede_to_tick;
1940	$self->activate;	2070	$self->activate;
1941	}	2071	}
1942		2072
1943	$self->{last_save} = $cf::RUNTIME;	2073	$self->{last_save} = $cf::RUNTIME;
1944	$self->last_access ($cf::RUNTIME);	2074	$self->last_access ($cf::RUNTIME);
1945		2075
1946	$self->in_memory (cf::MAP_IN_MEMORY);	2076	$self->in_memory (cf::MAP_ACTIVE);
1947	}	2077	}
1948		2078
1949	$self->post_load;	2079	$self->post_load;
1950	}	2080	}
1951		2081
…		…
2009	my ($path, $origin, $load) = @_;	2139	my ($path, $origin, $load) = @_;
2010		2140
2011	$path = normalise $path, $origin && $origin->{path};	2141	$path = normalise $path, $origin && $origin->{path};
2012		2142
2013	if (my $map = $cf::MAP{$path}) {	2143	if (my $map = $cf::MAP{$path}) {
2014	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2144	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2015	}	2145	}
2016		2146
2017	$MAP_PREFETCH{$path} |= $load;	2147	$MAP_PREFETCH{$path} |= $load;
2018		2148
2019	$MAP_PREFETCHER ||= cf::async {	2149	$MAP_PREFETCHER ||= cf::async {
		2150	$Coro::current->{desc} = "map prefetcher";
		2151
2020	while (%MAP_PREFETCH) {	2152	while (%MAP_PREFETCH) {
2021	while (my ($k, $v) = each %MAP_PREFETCH) {	2153	while (my ($k, $v) = each %MAP_PREFETCH) {
2022	if (my $map = find $k) {	2154	if (my $map = find $k) {
2023	$map->load if $v;	2155	$map->load if $v;
2024	}	2156	}
…		…
2050	return if $self->{deny_save};	2182	return if $self->{deny_save};
2051		2183
2052	local $self->{last_access} = $self->last_access;#d#	2184	local $self->{last_access} = $self->last_access;#d#
2053		2185
2054	cf::async {	2186	cf::async {
		2187	$Coro::current->{desc} = "map player save";
2055	$_->contr->save for $self->players;	2188	$_->contr->save for $self->players;
2056	};	2189	};
		2190
		2191	cf::get_slot 0.02;
2057		2192
2058	if ($uniq) {	2193	if ($uniq) {
2059	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2194	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2060	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2195	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2061	} else {	2196	} else {
…		…
2070	$self->save;	2205	$self->save;
2071		2206
2072	my $lock = cf::lock_acquire "map_data:$self->{path}";	2207	my $lock = cf::lock_acquire "map_data:$self->{path}";
2073		2208
2074	return if $self->players;	2209	return if $self->players;
2075	return if $self->in_memory != cf::MAP_IN_MEMORY;	2210	return if $self->in_memory != cf::MAP_ACTIVE;
2076	return if $self->{deny_save};	2211	return if $self->{deny_save};
2077		2212
		2213	$self->in_memory (cf::MAP_SWAPPED);
		2214
2078	$self->deactivate;	2215	$self->deactivate;
		2216	$_->clear_links_to ($self) for values %cf::MAP;
2079	$self->clear;	2217	$self->clear;
2080	$self->in_memory (cf::MAP_SWAPPED);
2081	}	2218	}
2082		2219
2083	sub reset_at {	2220	sub reset_at {
2084	my ($self) = @_;	2221	my ($self) = @_;
2085		2222
…		…
2103		2240
2104	my $lock = cf::lock_acquire "map_data:$self->{path}";	2241	my $lock = cf::lock_acquire "map_data:$self->{path}";
2105		2242
2106	return if $self->players;	2243	return if $self->players;
2107		2244
2108	warn "resetting map ", $self->path;	2245	warn "resetting map ", $self->path, "\n";
2109		2246
2110	$self->in_memory (cf::MAP_SWAPPED);	2247	$self->in_memory (cf::MAP_SWAPPED);
2111		2248
2112	# need to save uniques path	2249	# need to save uniques path
2113	unless ($self->{deny_save}) {	2250	unless ($self->{deny_save}) {
…		…
2118	}	2255	}
2119		2256
2120	delete $cf::MAP{$self->path};	2257	delete $cf::MAP{$self->path};
2121		2258
2122	$self->deactivate;	2259	$self->deactivate;
		2260	$_->clear_links_to ($self) for values %cf::MAP;
2123	$self->clear;	2261	$self->clear;
2124
2125	$_->clear_links_to ($self) for values %cf::MAP;
2126		2262
2127	$self->unlink_save;	2263	$self->unlink_save;
2128	$self->destroy;	2264	$self->destroy;
2129	}	2265	}
2130		2266
…		…
2197		2333
2198	sub unique_maps() {	2334	sub unique_maps() {
2199	[	2335	[
2200	map {	2336	map {
2201	utf8::decode $_;	2337	utf8::decode $_;
2202	/\.map$/	2338	s/\.map$//; # TODO future compatibility hack
		2339	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2340	? ()
2203	? normalise $_	2341	: normalise $_
2204	: ()
2205	} @{ aio_readdir $UNIQUEDIR or [] }	2342	} @{ aio_readdir $UNIQUEDIR or [] }
2206	]	2343	]
2207	}	2344	}
2208		2345
2209	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> and F</editor>). May
		2350	block.
		2351
		2352	=cut
		2353
		2354	sub static_maps() {
		2355	my @dirs = "";
		2356	my @maps;
		2357
		2358	while (@dirs) {
		2359	my $dir = shift @dirs;
		2360
		2361	next if $dir eq "/styles" || $dir eq "/editor";
		2362
		2363	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2364	or return;
		2365
		2366	for (@$files) {
		2367	s/\.map$// or next;
		2368	utf8::decode $_;
		2369	push @maps, "$dir/$_";
		2370	}
		2371
		2372	push @dirs, map "$dir/$_", @$dirs;
		2373	}
		2374
		2375	\@maps
		2376	}
2210		2377
2211	=back	2378	=back
2212		2379
2213	=head3 cf::object	2380	=head3 cf::object
2214		2381
…		…
2218		2385
2219	=over 4	2386	=over 4
2220		2387
2221	=item $ob->inv_recursive	2388	=item $ob->inv_recursive
2222		2389
2223	Returns the inventory of the object _and_ their inventories, recursively.	2390	Returns the inventory of the object I<and> their inventories, recursively,
		2391	but I<not> the object itself.
2224		2392
2225	=cut	2393	=cut
2226		2394
2227	sub inv_recursive_;	2395	sub inv_recursive_;
2228	sub inv_recursive_ {	2396	sub inv_recursive_ {
…		…
2233	inv_recursive_ inv $_[0]	2401	inv_recursive_ inv $_[0]
2234	}	2402	}
2235		2403
2236	=item $ref = $ob->ref	2404	=item $ref = $ob->ref
2237		2405
2238	creates and returns a persistent reference to an objetc that can be stored as a string.	2406	Creates and returns a persistent reference to an object that can be stored as a string.
2239		2407
2240	=item $ob = cf::object::deref ($refstring)	2408	=item $ob = cf::object::deref ($refstring)
2241		2409
2242	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2410	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2243	even if the object actually exists. May block.	2411	even if the object actually exists. May block.
…		…
2245	=cut	2413	=cut
2246		2414
2247	sub deref {	2415	sub deref {
2248	my ($ref) = @_;	2416	my ($ref) = @_;
2249		2417
2250	# temporary compatibility#TODO#remove
2251	$ref =~ s{^<}{player/<};
2252
2253	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2418	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2254	my ($uuid, $name) = ($1, $2);	2419	my ($uuid, $name) = ($1, $2);
2255	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2420	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2256	or return;	2421	or return;
2257	$pl->ob->uuid eq $uuid	2422	$pl->ob->uuid eq $uuid
2258	or return;	2423	or return;
…		…
2278	can be C<undef>. Does the right thing when the player is currently in a	2443	can be C<undef>. Does the right thing when the player is currently in a
2279	dialogue with the given NPC character.	2444	dialogue with the given NPC character.
2280		2445
2281	=cut	2446	=cut
2282		2447
		2448	our $SAY_CHANNEL = {
		2449	id => "say",
		2450	title => "Map",
		2451	reply => "say ",
		2452	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2453	};
		2454
		2455	our $CHAT_CHANNEL = {
		2456	id => "chat",
		2457	title => "Chat",
		2458	reply => "chat ",
		2459	tooltip => "Player chat and shouts, global to the server.",
		2460	};
		2461
2283	# rough implementation of a future "reply" method that works	2462	# rough implementation of a future "reply" method that works
2284	# with dialog boxes.	2463	# with dialog boxes.
2285	#TODO: the first argument must go, split into a $npc->reply_to ( method	2464	#TODO: the first argument must go, split into a $npc->reply_to ( method
2286	sub cf::object::player::reply($$$;$) {	2465	sub cf::object::player::reply($$$;$) {
2287	my ($self, $npc, $msg, $flags) = @_;	2466	my ($self, $npc, $msg, $flags) = @_;
…		…
2298	my $dialog = $pl->{npc_dialog};	2477	my $dialog = $pl->{npc_dialog};
2299	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2478	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2300		2479
2301	} else {	2480	} else {
2302	$msg = $npc->name . " says: $msg" if $npc;	2481	$msg = $npc->name . " says: $msg" if $npc;
2303	$self->message ($msg, $flags);	2482	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2304	}	2483	}
2305	}	2484	}
2306	}	2485	}
2307		2486
2308	=item $object->send_msg ($channel, $msg, $color, [extra...])	2487	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2333		2512
2334	=item $player_object->enter_link	2513	=item $player_object->enter_link
2335		2514
2336	Freezes the player and moves him/her to a special map (C<{link}>).	2515	Freezes the player and moves him/her to a special map (C<{link}>).
2337		2516
2338	The player should be reasonably safe there for short amounts of time. You	2517	The player should be reasonably safe there for short amounts of time (e.g.
2339	I<MUST> call C<leave_link> as soon as possible, though.	2518	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2519	though, as the palyer cannot control the character while it is on the link
		2520	map.
2340		2521
2341	Will never block.	2522	Will never block.
2342		2523
2343	=item $player_object->leave_link ($map, $x, $y)	2524	=item $player_object->leave_link ($map, $x, $y)
2344		2525
…		…
2396	($x, $y) = (-1, -1)	2577	($x, $y) = (-1, -1)
2397	unless (defined $x) && (defined $y);	2578	unless (defined $x) && (defined $y);
2398		2579
2399	# use -1 or undef as default coordinates, not 0, 0	2580	# use -1 or undef as default coordinates, not 0, 0
2400	($x, $y) = ($map->enter_x, $map->enter_y)	2581	($x, $y) = ($map->enter_x, $map->enter_y)
2401	if $x <=0 && $y <= 0;	2582	if $x <= 0 && $y <= 0;
2402		2583
2403	$map->load;	2584	$map->load;
2404	$map->load_neighbours;	2585	$map->load_neighbours;
2405		2586
2406	return unless $self->contr->active;	2587	return unless $self->contr->active;
2407	$self->activate_recursive;
2408		2588
2409	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2589	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2410	$self->enter_map ($map, $x, $y);	2590	$self->enter_map ($map, $x, $y);
		2591
		2592	# only activate afterwards, to support waiting in hooks
		2593	$self->activate_recursive;
2411	}	2594	}
2412		2595
2413	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2596	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2414		2597
2415	Moves the player to the given map-path and coordinates by first freezing	2598	Moves the player to the given map-path and coordinates by first freezing
2416	her, loading and preparing them map, calling the provided $check callback	2599	her, loading and preparing them map, calling the provided $check callback
2417	that has to return the map if sucecssful, and then unfreezes the player on	2600	that has to return the map if sucecssful, and then unfreezes the player on
2418	the new (success) or old (failed) map position. In either case, $done will	2601	the new (success) or old (failed) map position. In either case, $done will
2419	be called at the end of this process.	2602	be called at the end of this process.
2420		2603
		2604	Note that $check will be called with a potentially non-loaded map, so if
		2605	it needs a loaded map it has to call C<< ->load >>.
		2606
2421	=cut	2607	=cut
2422		2608
2423	our $GOTOGEN;	2609	our $GOTOGEN;
2424		2610
2425	sub cf::object::player::goto {	2611	sub cf::object::player::goto {
…		…
2429	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2615	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2430		2616
2431	$self->enter_link;	2617	$self->enter_link;
2432		2618
2433	(async {	2619	(async {
		2620	$Coro::current->{desc} = "player::goto $path $x $y";
		2621
		2622	# *tag paths override both path and x|y
		2623	if ($path =~ /^\*(.*)$/) {
		2624	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2625	my $ob = $obs[rand @obs];
		2626
		2627	# see if we actually can go there
		2628	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2629	$ob = $obs[rand @obs];
		2630	} else {
		2631	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2632	}
		2633	# else put us there anyways for now #d#
		2634
		2635	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2636	} else {
		2637	($path, $x, $y) = (undef, undef, undef);
		2638	}
		2639	}
		2640
2434	my $map = eval {	2641	my $map = eval {
2435	my $map = cf::map::find $path;	2642	my $map = defined $path ? cf::map::find $path : undef;
2436		2643
2437	if ($map) {	2644	if ($map) {
2438	$map = $map->customise_for ($self);	2645	$map = $map->customise_for ($self);
2439	$map = $check->($map) if $check && $map;	2646	$map = $check->($map) if $check && $map;
2440	} else {	2647	} else {
2441	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2648	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2442	}	2649	}
2443		2650
2444	$map	2651	$map
2445	};	2652	};
2446		2653
…		…
2482	}	2689	}
2483		2690
2484	sub prepare_random_map {	2691	sub prepare_random_map {
2485	my ($exit) = @_;	2692	my ($exit) = @_;
2486		2693
2487	my $guard = cf::lock_acquire "exit_prepare:$exit";
2488
2489	# all this does is basically replace the /! path by	2694	# all this does is basically replace the /! path by
2490	# a new random map path (?random/...) with a seed	2695	# a new random map path (?random/...) with a seed
2491	# that depends on the exit object	2696	# that depends on the exit object
2492		2697
2493	my $rmp = parse_random_map_params $exit->msg;	2698	my $rmp = parse_random_map_params $exit->msg;
…		…
2495	if ($exit->map) {	2700	if ($exit->map) {
2496	$rmp->{region} = $exit->region->name;	2701	$rmp->{region} = $exit->region->name;
2497	$rmp->{origin_map} = $exit->map->path;	2702	$rmp->{origin_map} = $exit->map->path;
2498	$rmp->{origin_x} = $exit->x;	2703	$rmp->{origin_x} = $exit->x;
2499	$rmp->{origin_y} = $exit->y;	2704	$rmp->{origin_y} = $exit->y;
		2705
		2706	$exit->map->touch;
2500	}	2707	}
2501		2708
2502	$rmp->{random_seed} ||= $exit->random_seed;	2709	$rmp->{random_seed} ||= $exit->random_seed;
2503		2710
2504	my $data = cf::to_json $rmp;	2711	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2505	my $md5 = Digest::MD5::md5_hex $data;	2712	my $md5 = Digest::MD5::md5_hex $data;
2506	my $meta = "$RANDOMDIR/$md5.meta";	2713	my $meta = "$RANDOMDIR/$md5.meta";
2507		2714
2508	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2715	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2509	aio_write $fh, 0, (length $data), $data, 0;	2716	aio_write $fh, 0, (length $data), $data, 0;
2510	undef $fh;	2717	undef $fh;
2511	aio_rename "$meta~", $meta;	2718	aio_rename "$meta~", $meta;
2512		2719
		2720	my $slaying = "?random/$md5";
		2721
		2722	if ($exit->valid) {
2513	$exit->slaying ("?random/$md5");	2723	$exit->slaying ("?random/$md5");
2514	$exit->msg (undef);	2724	$exit->msg (undef);
		2725	}
2515	}	2726	}
2516	}	2727	}
2517		2728
2518	sub cf::object::player::enter_exit {	2729	sub cf::object::player::enter_exit {
2519	my ($self, $exit) = @_;	2730	my ($self, $exit) = @_;
2520		2731
2521	return unless $self->type == cf::PLAYER;	2732	return unless $self->type == cf::PLAYER;
2522		2733
2523	if ($exit->slaying eq "/!") {
2524	#TODO: this should de-fi-ni-te-ly not be a sync-job
2525	# the problem is that $exit might not survive long enough
2526	# so it needs to be done right now, right here
2527	cf::sync_job { prepare_random_map $exit };
2528	}
2529
2530	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2531	my $hp = $exit->stats->hp;
2532	my $sp = $exit->stats->sp;
2533
2534	$self->enter_link;	2734	$self->enter_link;
2535		2735
2536	# if exit is damned, update players death & WoR home-position
2537	$self->contr->savebed ($slaying, $hp, $sp)
2538	if $exit->flag (FLAG_DAMNED);
2539
2540	(async {	2736	(async {
2541	$self->deactivate_recursive; # just to be sure	2737	$Coro::current->{desc} = "enter_exit";
		2738
2542	unless (eval {	2739	unless (eval {
		2740	$self->deactivate_recursive; # just to be sure
		2741
		2742	# random map handling
		2743	{
		2744	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2745
		2746	prepare_random_map $exit
		2747	if $exit->slaying eq "/!";
		2748	}
		2749
		2750	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2751	my $x = $exit->stats->hp;
		2752	my $y = $exit->stats->sp;
		2753
2543	$self->goto ($slaying, $hp, $sp);	2754	$self->goto ($map, $x, $y);
2544		2755
		2756	# if exit is damned, update players death & WoR home-position
		2757	$self->contr->savebed ($map, $x, $y)
		2758	if $exit->flag (cf::FLAG_DAMNED);
		2759
2545	1;	2760	1
2546	}) {	2761	}) {
2547	$self->message ("Something went wrong deep within the crossfire server. "	2762	$self->message ("Something went wrong deep within the deliantra server. "
2548	. "I'll try to bring you back to the map you were before. "	2763	. "I'll try to bring you back to the map you were before. "
2549	. "Please report this to the dungeon master!",	2764	. "Please report this to the dungeon master!",
2550	cf::NDI_UNIQUE | cf::NDI_RED);	2765	cf::NDI_UNIQUE | cf::NDI_RED);
2551		2766
2552	warn "ERROR in enter_exit: $@";	2767	warn "ERROR in enter_exit: $@";
…		…
2569	sub cf::client::send_drawinfo {	2784	sub cf::client::send_drawinfo {
2570	my ($self, $text, $flags) = @_;	2785	my ($self, $text, $flags) = @_;
2571		2786
2572	utf8::encode $text;	2787	utf8::encode $text;
2573	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2788	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2789	}
		2790
		2791	=item $client->send_big_packet ($pkt)
		2792
		2793	Like C<send_packet>, but tries to compress large packets, and fragments
		2794	them as required.
		2795
		2796	=cut
		2797
		2798	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2799
		2800	sub cf::client::send_big_packet {
		2801	my ($self, $pkt) = @_;
		2802
		2803	# try lzf for large packets
		2804	$pkt = "lzf " . Compress::LZF::compress $pkt
		2805	if 1024 <= length $pkt and $self->{can_lzf};
		2806
		2807	# split very large packets
		2808	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2809	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2810	$pkt = "frag";
		2811	}
		2812
		2813	$self->send_packet ($pkt);
2574	}	2814	}
2575		2815
2576	=item $client->send_msg ($channel, $msg, $color, [extra...])	2816	=item $client->send_msg ($channel, $msg, $color, [extra...])
2577		2817
2578	Send a drawinfo or msg packet to the client, formatting the msg for the	2818	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2580	the message, with C<log> being the default. If C<$color> is negative, suppress	2820	the message, with C<log> being the default. If C<$color> is negative, suppress
2581	the message unless the client supports the msg packet.	2821	the message unless the client supports the msg packet.
2582		2822
2583	=cut	2823	=cut
2584		2824
		2825	# non-persistent channels (usually the info channel)
2585	our %CHANNEL = (	2826	our %CHANNEL = (
		2827	"c/motd" => {
		2828	id => "infobox",
		2829	title => "MOTD",
		2830	reply => undef,
		2831	tooltip => "The message of the day",
		2832	},
2586	"c/identify" => {	2833	"c/identify" => {
2587	id => "identify",	2834	id => "infobox",
2588	title => "Identify",	2835	title => "Identify",
2589	reply => undef,	2836	reply => undef,
2590	tooltip => "Items recently identified",	2837	tooltip => "Items recently identified",
2591	},	2838	},
2592	"c/examine" => {	2839	"c/examine" => {
2593	id => "examine",	2840	id => "infobox",
2594	title => "Examine",	2841	title => "Examine",
2595	reply => undef,	2842	reply => undef,
2596	tooltip => "Signs and other items you examined",	2843	tooltip => "Signs and other items you examined",
2597	},	2844	},
		2845	"c/shopinfo" => {
		2846	id => "infobox",
		2847	title => "Shop Info",
		2848	reply => undef,
		2849	tooltip => "What your bargaining skill tells you about the shop",
		2850	},
		2851	"c/book" => {
		2852	id => "infobox",
		2853	title => "Book",
		2854	reply => undef,
		2855	tooltip => "The contents of a note or book",
		2856	},
		2857	"c/lookat" => {
		2858	id => "infobox",
		2859	title => "Look",
		2860	reply => undef,
		2861	tooltip => "What you saw there",
		2862	},
		2863	"c/who" => {
		2864	id => "infobox",
		2865	title => "Players",
		2866	reply => undef,
		2867	tooltip => "Shows players who are currently online",
		2868	},
		2869	"c/body" => {
		2870	id => "infobox",
		2871	title => "Body Parts",
		2872	reply => undef,
		2873	tooltip => "Shows which body parts you posess and are available",
		2874	},
		2875	"c/statistics" => {
		2876	id => "infobox",
		2877	title => "Statistics",
		2878	reply => undef,
		2879	tooltip => "Shows your primary statistics",
		2880	},
		2881	"c/skills" => {
		2882	id => "infobox",
		2883	title => "Skills",
		2884	reply => undef,
		2885	tooltip => "Shows your experience per skill and item power",
		2886	},
		2887	"c/shopitems" => {
		2888	id => "infobox",
		2889	title => "Shop Items",
		2890	reply => undef,
		2891	tooltip => "Shows the items currently for sale in this shop",
		2892	},
		2893	"c/resistances" => {
		2894	id => "infobox",
		2895	title => "Resistances",
		2896	reply => undef,
		2897	tooltip => "Shows your resistances",
		2898	},
		2899	"c/pets" => {
		2900	id => "infobox",
		2901	title => "Pets",
		2902	reply => undef,
		2903	tooltip => "Shows information abotu your pets/a specific pet",
		2904	},
		2905	"c/perceiveself" => {
		2906	id => "infobox",
		2907	title => "Perceive Self",
		2908	reply => undef,
		2909	tooltip => "You gained detailed knowledge about yourself",
		2910	},
		2911	"c/uptime" => {
		2912	id => "infobox",
		2913	title => "Uptime",
		2914	reply => undef,
		2915	tooltip => "How long the server has been running since last restart",
		2916	},
		2917	"c/mapinfo" => {
		2918	id => "infobox",
		2919	title => "Map Info",
		2920	reply => undef,
		2921	tooltip => "Information related to the maps",
		2922	},
		2923	"c/party" => {
		2924	id => "party",
		2925	title => "Party",
		2926	reply => "gsay ",
		2927	tooltip => "Messages and chat related to your party",
		2928	},
		2929	"c/death" => {
		2930	id => "death",
		2931	title => "Death",
		2932	reply => undef,
		2933	tooltip => "Reason for and more info about your most recent death",
		2934	},
		2935	"c/say" => $SAY_CHANNEL,
		2936	"c/chat" => $CHAT_CHANNEL,
2598	);	2937	);
2599		2938
2600	sub cf::client::send_msg {	2939	sub cf::client::send_msg {
2601	my ($self, $channel, $msg, $color, @extra) = @_;	2940	my ($self, $channel, $msg, $color, @extra) = @_;
2602		2941
2603	$msg = $self->pl->expand_cfpod ($msg);	2942	$msg = $self->pl->expand_cfpod ($msg)
		2943	unless $color & cf::NDI_VERBATIM;
2604		2944
2605	$color &= cf::NDI_CLIENT_MASK; # just in case...	2945	$color &= cf::NDI_CLIENT_MASK; # just in case...
2606		2946
2607	# check predefined channels, for the benefit of C	2947	# check predefined channels, for the benefit of C
2608	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	2948	if ($CHANNEL{$channel}) {
		2949	$channel = $CHANNEL{$channel};
2609		2950
		2951	$self->ext_msg (channel_info => $channel);
		2952	$channel = $channel->{id};
		2953
2610	if (ref $channel) {	2954	} elsif (ref $channel) {
2611	# send meta info to client, if not yet sent	2955	# send meta info to client, if not yet sent
2612	unless (exists $self->{channel}{$channel->{id}}) {	2956	unless (exists $self->{channel}{$channel->{id}}) {
2613	$self->{channel}{$channel->{id}} = $channel;	2957	$self->{channel}{$channel->{id}} = $channel;
2614	$self->ext_msg (channel_info => $channel)	2958	$self->ext_msg (channel_info => $channel);
2615	if $self->can_msg;
2616	}	2959	}
2617		2960
2618	$channel = $channel->{id};	2961	$channel = $channel->{id};
2619	}	2962	}
2620		2963
2621	return unless @extra || length $msg;	2964	return unless @extra || length $msg;
2622		2965
2623	if ($self->can_msg) {
2624	# default colour, mask it out	2966	# default colour, mask it out
2625	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2967	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2626	if $color & cf::NDI_DEF;	2968	if $color & cf::NDI_DEF;
2627		2969
2628	$self->send_packet ("msg " . $self->{json_coder}->encode (	2970	my $pkt = "msg "
		2971	. $self->{json_coder}->encode (
2629	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2972	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2630	} else {	2973	);
2631	if ($color >= 0) {
2632	# replace some tags by gcfclient-compatible ones
2633	for ($msg) {
2634	1 while
2635	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2636	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2637	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2638	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2639	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2640	}
2641		2974
2642	$color &= cf::NDI_COLOR_MASK;	2975	$self->send_big_packet ($pkt);
2643
2644	utf8::encode $msg;
2645
2646	if (0 && $msg =~ /\[/) {
2647	# COMMAND/INFO
2648	$self->send_packet ("drawextinfo $color 10 8 $msg")
2649	} else {
2650	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2651	$self->send_packet ("drawinfo $color $msg")
2652	}
2653	}
2654	}
2655	}	2976	}
2656		2977
2657	=item $client->ext_msg ($type, @msg)	2978	=item $client->ext_msg ($type, @msg)
2658		2979
2659	Sends an ext event to the client.	2980	Sends an ext event to the client.
…		…
2662		2983
2663	sub cf::client::ext_msg($$@) {	2984	sub cf::client::ext_msg($$@) {
2664	my ($self, $type, @msg) = @_;	2985	my ($self, $type, @msg) = @_;
2665		2986
2666	if ($self->extcmd == 2) {	2987	if ($self->extcmd == 2) {
2667	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	2988	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2668	} elsif ($self->extcmd == 1) { # TODO: remove	2989	} elsif ($self->extcmd == 1) { # TODO: remove
2669	push @msg, msgtype => "event_$type";	2990	push @msg, msgtype => "event_$type";
2670	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2991	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2671	}	2992	}
2672	}	2993	}
2673		2994
2674	=item $client->ext_reply ($msgid, @msg)	2995	=item $client->ext_reply ($msgid, @msg)
2675		2996
…		…
2679		3000
2680	sub cf::client::ext_reply($$@) {	3001	sub cf::client::ext_reply($$@) {
2681	my ($self, $id, @msg) = @_;	3002	my ($self, $id, @msg) = @_;
2682		3003
2683	if ($self->extcmd == 2) {	3004	if ($self->extcmd == 2) {
2684	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3005	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2685	} elsif ($self->extcmd == 1) {	3006	} elsif ($self->extcmd == 1) {
2686	#TODO: version 1, remove	3007	#TODO: version 1, remove
2687	unshift @msg, msgtype => "reply", msgid => $id;	3008	unshift @msg, msgtype => "reply", msgid => $id;
2688	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3009	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2689	}	3010	}
2690	}	3011	}
2691		3012
2692	=item $success = $client->query ($flags, "text", \&cb)	3013	=item $success = $client->query ($flags, "text", \&cb)
2693		3014
…		…
2820	our $safe_hole = new Safe::Hole;	3141	our $safe_hole = new Safe::Hole;
2821		3142
2822	$SIG{FPE} = 'IGNORE';	3143	$SIG{FPE} = 'IGNORE';
2823		3144
2824	$safe->permit_only (Opcode::opset qw(	3145	$safe->permit_only (Opcode::opset qw(
2825	:base_core :base_mem :base_orig :base_math	3146	:base_core :base_mem :base_orig :base_math :base_loop
2826	grepstart grepwhile mapstart mapwhile	3147	grepstart grepwhile mapstart mapwhile
2827	sort time	3148	sort time
2828	));	3149	));
2829		3150
2830	# here we export the classes and methods available to script code	3151	# here we export the classes and methods available to script code
…		…
2832	=pod	3153	=pod
2833		3154
2834	The following functions and methods are available within a safe environment:	3155	The following functions and methods are available within a safe environment:
2835		3156
2836	cf::object	3157	cf::object
2837	contr pay_amount pay_player map x y force_find force_add	3158	contr pay_amount pay_player map x y force_find force_add destroy
2838	insert remove name archname title slaying race decrease_ob_nr	3159	insert remove name archname title slaying race decrease split
		3160	value
2839		3161
2840	cf::object::player	3162	cf::object::player
2841	player	3163	player
2842		3164
2843	cf::player	3165	cf::player
…		…
2848		3170
2849	=cut	3171	=cut
2850		3172
2851	for (	3173	for (
2852	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3174	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2853	insert remove inv name archname title slaying race	3175	insert remove inv nrof name archname title slaying race
2854	decrease_ob_nr)],	3176	decrease split destroy change_exp value msg lore send_msg)],
2855	["cf::object::player" => qw(player)],	3177	["cf::object::player" => qw(player)],
2856	["cf::player" => qw(peaceful)],	3178	["cf::player" => qw(peaceful send_msg)],
2857	["cf::map" => qw(trigger)],	3179	["cf::map" => qw(trigger)],
2858	) {	3180	) {
2859	no strict 'refs';	3181	no strict 'refs';
2860	my ($pkg, @funs) = @$_;	3182	my ($pkg, @funs) = @$_;
2861	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3183	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2879		3201
2880	my $qcode = $code;	3202	my $qcode = $code;
2881	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3203	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2882	$qcode =~ s/\n/\\n/g;	3204	$qcode =~ s/\n/\\n/g;
2883		3205
		3206	%vars = (_dummy => 0) unless %vars;
		3207
		3208	my @res;
2884	local $_;	3209	local $_;
2885	local @safe::cf::_safe_eval_args = values %vars;
2886		3210
2887	my $eval =	3211	my $eval =
2888	"do {\n"	3212	"do {\n"
2889	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3213	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2890	. "#line 0 \"{$qcode}\"\n"	3214	. "#line 0 \"{$qcode}\"\n"
2891	. $code	3215	. $code
2892	. "\n}"	3216	. "\n}"
2893	;	3217	;
2894		3218
		3219	if ($CFG{safe_eval}) {
2895	sub_generation_inc;	3220	sub_generation_inc;
		3221	local @safe::cf::_safe_eval_args = values %vars;
2896	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3222	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2897	sub_generation_inc;	3223	sub_generation_inc;
		3224	} else {
		3225	local @cf::_safe_eval_args = values %vars;
		3226	@res = wantarray ? eval eval : scalar eval $eval;
		3227	}
2898		3228
2899	if ($@) {	3229	if ($@) {
2900	warn "$@";	3230	warn "$@";
2901	warn "while executing safe code '$code'\n";	3231	warn "while executing safe code '$code'\n";
2902	warn "with arguments " . (join " ", %vars) . "\n";	3232	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2921	=cut	3251	=cut
2922		3252
2923	sub register_script_function {	3253	sub register_script_function {
2924	my ($fun, $cb) = @_;	3254	my ($fun, $cb) = @_;
2925		3255
2926	no strict 'refs';	3256	$fun = "safe::$fun" if $CFG{safe_eval};
2927	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3257	*$fun = $safe_hole->wrap ($cb);
2928	}	3258	}
2929		3259
2930	=back	3260	=back
2931		3261
2932	=cut	3262	=cut
…		…
2953		3283
2954	$facedata->{version} == 2	3284	$facedata->{version} == 2
2955	or cf::cleanup "$path: version mismatch, cannot proceed.";	3285	or cf::cleanup "$path: version mismatch, cannot proceed.";
2956		3286
2957	# patch in the exptable	3287	# patch in the exptable
		3288	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
2958	$facedata->{resource}{"res/exp_table"} = {	3289	$facedata->{resource}{"res/exp_table"} = {
2959	type => FT_RSRC,	3290	type => FT_RSRC,
2960	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3291	data => $exp_table,
		3292	hash => (Digest::MD5::md5 $exp_table),
2961	};	3293	};
2962	cf::cede_to_tick;	3294	cf::cede_to_tick;
2963		3295
2964	{	3296	{
2965	my $faces = $facedata->{faceinfo};	3297	my $faces = $facedata->{faceinfo};
2966		3298
2967	while (my ($face, $info) = each %$faces) {	3299	while (my ($face, $info) = each %$faces) {
2968	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3300	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3301
2969	cf::face::set_visibility $idx, $info->{visibility};	3302	cf::face::set_visibility $idx, $info->{visibility};
2970	cf::face::set_magicmap $idx, $info->{magicmap};	3303	cf::face::set_magicmap $idx, $info->{magicmap};
2971	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3304	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2972	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3305	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2973		3306
2974	cf::cede_to_tick;	3307	cf::cede_to_tick;
2975	}	3308	}
2976		3309
2977	while (my ($face, $info) = each %$faces) {	3310	while (my ($face, $info) = each %$faces) {
2978	next unless $info->{smooth};	3311	next unless $info->{smooth};
		3312
2979	my $idx = cf::face::find $face	3313	my $idx = cf::face::find $face
2980	or next;	3314	or next;
		3315
2981	if (my $smooth = cf::face::find $info->{smooth}) {	3316	if (my $smooth = cf::face::find $info->{smooth}) {
2982	cf::face::set_smooth $idx, $smooth;	3317	cf::face::set_smooth $idx, $smooth;
2983	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3318	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2984	} else {	3319	} else {
2985	warn "smooth face '$info->{smooth}' not found for face '$face'";	3320	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2999		3334
3000	cf::anim::invalidate_all; # d'oh	3335	cf::anim::invalidate_all; # d'oh
3001	}	3336	}
3002		3337
3003	{	3338	{
3004	# TODO: for gcfclient pleasure, we should give resources
3005	# that gcfclient doesn't grok a >10000 face index.
3006	my $res = $facedata->{resource};	3339	my $res = $facedata->{resource};
3007		3340
3008	my $soundconf = delete $res->{"res/sound.conf"};
3009
3010	while (my ($name, $info) = each %$res) {	3341	while (my ($name, $info) = each %$res) {
		3342	if (defined $info->{type}) {
3011	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3343	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3012	my $data;
3013		3344
3014	if ($info->{type} & 1) {	3345	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3015	# prepend meta info	3346	cf::face::set_type $idx, $info->{type};
3016
3017	my $meta = $enc->encode ({
3018	name => $name,
3019	%{ $info->{meta} || {} },
3020	});
3021
3022	$data = pack "(w/a*)*", $meta, $info->{data};
3023	} else {	3347	} else {
3024	$data = $info->{data};	3348	$RESOURCE{$name} = $info;
3025	}	3349	}
3026		3350
3027	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3028	cf::face::set_type $idx, $info->{type};
3029
3030	cf::cede_to_tick;	3351	cf::cede_to_tick;
3031	}	3352	}
3032
3033	if ($soundconf) {
3034	$soundconf = $enc->decode (delete $soundconf->{data});
3035
3036	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3037	my $sound = $soundconf->{compat}[$_]
3038	or next;
3039
3040	my $face = cf::face::find "sound/$sound->[1]";
3041	cf::sound::set $sound->[0] => $face;
3042	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3043	}
3044
3045	while (my ($k, $v) = each %{$soundconf->{event}}) {
3046	my $face = cf::face::find "sound/$v";
3047	cf::sound::set $k => $face;
3048	}
3049	}
3050	}	3353	}
		3354
		3355	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3051		3356
3052	1	3357	1
3053	}	3358	}
		3359
		3360	cf::global->attach (on_resource_update => sub {
		3361	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3362	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3363
		3364	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3365	my $sound = $soundconf->{compat}[$_]
		3366	or next;
		3367
		3368	my $face = cf::face::find "sound/$sound->[1]";
		3369	cf::sound::set $sound->[0] => $face;
		3370	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3371	}
		3372
		3373	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3374	my $face = cf::face::find "sound/$v";
		3375	cf::sound::set $k => $face;
		3376	}
		3377	}
		3378	});
3054		3379
3055	register_exticmd fx_want => sub {	3380	register_exticmd fx_want => sub {
3056	my ($ns, $want) = @_;	3381	my ($ns, $want) = @_;
3057		3382
3058	while (my ($k, $v) = each %$want) {	3383	while (my ($k, $v) = each %$want) {
3059	$ns->fx_want ($k, $v);	3384	$ns->fx_want ($k, $v);
3060	}	3385	}
3061	};	3386	};
		3387
		3388	sub load_resource_file($) {
		3389	my $guard = lock_acquire "load_resource_file";
		3390
		3391	my $status = load_resource_file_ $_[0];
		3392	get_slot 0.1, 100;
		3393	cf::arch::commit_load;
		3394
		3395	$status
		3396	}
3062		3397
3063	sub reload_regions {	3398	sub reload_regions {
3064	# HACK to clear player env face cache, we need some signal framework	3399	# HACK to clear player env face cache, we need some signal framework
3065	# for this (global event?)	3400	# for this (global event?)
3066	%ext::player_env::MUSIC_FACE_CACHE = ();	3401	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3080	}	3415	}
3081		3416
3082	sub reload_archetypes {	3417	sub reload_archetypes {
3083	load_resource_file "$DATADIR/archetypes"	3418	load_resource_file "$DATADIR/archetypes"
3084	or die "unable to load archetypes\n";	3419	or die "unable to load archetypes\n";
3085	#d# NEED to laod twice to resolve forward references
3086	# this really needs to be done in an extra post-pass
3087	# (which needs to be synchronous, so solve it differently)
3088	load_resource_file "$DATADIR/archetypes"
3089	or die "unable to load archetypes\n";
3090	}	3420	}
3091		3421
3092	sub reload_treasures {	3422	sub reload_treasures {
3093	load_resource_file "$DATADIR/treasures"	3423	load_resource_file "$DATADIR/treasures"
3094	or die "unable to load treasurelists\n";	3424	or die "unable to load treasurelists\n";
3095	}	3425	}
3096		3426
3097	sub reload_resources {	3427	sub reload_resources {
3098	warn "reloading resource files...\n";	3428	warn "reloading resource files...\n";
3099		3429
		3430	reload_facedata;
		3431	reload_archetypes;
3100	reload_regions;	3432	reload_regions;
3101	reload_facedata;
3102	#reload_archetypes;#d#
3103	reload_archetypes;
3104	reload_treasures;	3433	reload_treasures;
3105		3434
3106	warn "finished reloading resource files\n";	3435	warn "finished reloading resource files\n";
3107	}	3436	}
3108		3437
3109	sub init {
3110	reload_resources;
3111	}
3112
3113	sub reload_config {	3438	sub reload_config {
		3439	warn "reloading config file...\n";
		3440
3114	open my $fh, "<:utf8", "$CONFDIR/config"	3441	open my $fh, "<:utf8", "$CONFDIR/config"
3115	or return;	3442	or return;
3116		3443
3117	local $/;	3444	local $/;
3118	*CFG = YAML::Syck::Load <$fh>;	3445	*CFG = YAML::XS::Load scalar <$fh>;
3119		3446
3120	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3447	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3121		3448
3122	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3449	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3123	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3450	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3127	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3454	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3128	and die "WARNING: m(un)lockall failed: $!\n";	3455	and die "WARNING: m(un)lockall failed: $!\n";
3129	};	3456	};
3130	warn $@ if $@;	3457	warn $@ if $@;
3131	}	3458	}
		3459
		3460	warn "finished reloading resource files\n";
		3461	}
		3462
		3463	sub pidfile() {
		3464	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3465	or die "$PIDFILE: $!";
		3466	flock $fh, &Fcntl::LOCK_EX
		3467	or die "$PIDFILE: flock: $!";
		3468	$fh
		3469	}
		3470
		3471	# make sure only one server instance is running at any one time
		3472	sub atomic {
		3473	my $fh = pidfile;
		3474
		3475	my $pid = <$fh>;
		3476	kill 9, $pid if $pid > 0;
		3477
		3478	seek $fh, 0, 0;
		3479	print $fh $$;
		3480	}
		3481
		3482	sub main_loop {
		3483	warn "EV::loop starting\n";
		3484	if (1) {
		3485	EV::loop;
		3486	}
		3487	warn "EV::loop returned\n";
		3488	goto &main_loop unless $REALLY_UNLOOP;
3132	}	3489	}
3133		3490
3134	sub main {	3491	sub main {
		3492	cf::init_globals; # initialise logging
		3493
		3494	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3495	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3496	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3497	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3498
		3499	cf::init_experience;
		3500	cf::init_anim;
		3501	cf::init_attackmess;
		3502	cf::init_dynamic;
		3503
		3504	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3505
3135	# we must not ever block the main coroutine	3506	# we must not ever block the main coroutine
3136	local $Coro::idle = sub {	3507	local $Coro::idle = sub {
3137	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3508	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3138	(async {	3509	(async {
3139	Event::one_event;	3510	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3511	EV::loop EV::LOOP_ONESHOT;
3140	})->prio (Coro::PRIO_MAX);	3512	})->prio (Coro::PRIO_MAX);
3141	};	3513	};
3142		3514
		3515	evthread_start IO::AIO::poll_fileno;
		3516
		3517	cf::sync_job {
		3518	cf::load_settings;
		3519	cf::load_materials;
		3520
		3521	reload_resources;
3143	reload_config;	3522	reload_config;
3144	db_init;	3523	db_init;
		3524
		3525	cf::init_uuid;
		3526	cf::init_signals;
		3527	cf::init_commands;
		3528	cf::init_skills;
		3529
		3530	cf::init_beforeplay;
		3531
		3532	atomic;
		3533
3145	load_extensions;	3534	load_extensions;
3146		3535
3147	$TICK_WATCHER->start;	3536	utime time, time, $RUNTIMEFILE;
3148	Event::loop;	3537
		3538	# no (long-running) fork's whatsoever before this point(!)
		3539	use POSIX ();
		3540	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3541
		3542	(pop @POST_INIT)->(0) while @POST_INIT;
		3543	};
		3544
		3545	main_loop;
3149	}	3546	}
3150		3547
3151	#############################################################################	3548	#############################################################################
3152	# initialisation and cleanup	3549	# initialisation and cleanup
3153		3550
3154	# install some emergency cleanup handlers	3551	# install some emergency cleanup handlers
3155	BEGIN {	3552	BEGIN {
		3553	our %SIGWATCHER = ();
3156	for my $signal (qw(INT HUP TERM)) {	3554	for my $signal (qw(INT HUP TERM)) {
3157	Event->signal (	3555	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3158	reentrant => 0,
3159	data => WF_AUTOCANCEL,
3160	signal => $signal,
3161	prio => 0,
3162	cb => sub {
3163	cf::cleanup "SIG$signal";	3556	cf::cleanup "SIG$signal";
3164	},
3165	);	3557	};
3166	}	3558	}
3167	}	3559	}
3168		3560
3169	sub write_runtime {	3561	sub write_runtime_sync {
3170	my $runtime = "$LOCALDIR/runtime";
3171
3172	# first touch the runtime file to show we are still running:	3562	# first touch the runtime file to show we are still running:
3173	# the fsync below can take a very very long time.	3563	# the fsync below can take a very very long time.
3174		3564
3175	IO::AIO::aio_utime $runtime, undef, undef;	3565	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3176		3566
3177	my $guard = cf::lock_acquire "write_runtime";	3567	my $guard = cf::lock_acquire "write_runtime";
3178		3568
3179	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3569	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3180	or return;	3570	or return;
3181		3571
3182	my $value = $cf::RUNTIME + 90 + 10;	3572	my $value = $cf::RUNTIME + 90 + 10;
3183	# 10 is the runtime save interval, for a monotonic clock	3573	# 10 is the runtime save interval, for a monotonic clock
3184	# 60 allows for the watchdog to kill the server.	3574	# 60 allows for the watchdog to kill the server.
…		…
3194	aio_utime $fh, undef, undef;	3584	aio_utime $fh, undef, undef;
3195		3585
3196	close $fh	3586	close $fh
3197	or return;	3587	or return;
3198		3588
3199	aio_rename "$runtime~", $runtime	3589	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3200	and return;	3590	and return;
3201		3591
3202	warn "runtime file written.\n";	3592	warn "runtime file written.\n";
3203		3593
3204	1	3594	1
		3595	}
		3596
		3597	our $uuid_lock;
		3598	our $uuid_skip;
		3599
		3600	sub write_uuid_sync($) {
		3601	$uuid_skip ||= $_[0];
		3602
		3603	return if $uuid_lock;
		3604	local $uuid_lock = 1;
		3605
		3606	my $uuid = "$LOCALDIR/uuid";
		3607
		3608	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3609	or return;
		3610
		3611	my $value = uuid_seq uuid_cur;
		3612
		3613	unless ($value) {
		3614	warn "cowardly refusing to write zero uuid value!\n";
		3615	return;
		3616	}
		3617
		3618	my $value = uuid_str $value + $uuid_skip;
		3619	$uuid_skip = 0;
		3620
		3621	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3622	and return;
		3623
		3624	# always fsync - this file is important
		3625	aio_fsync $fh
		3626	and return;
		3627
		3628	close $fh
		3629	or return;
		3630
		3631	aio_rename "$uuid~", $uuid
		3632	and return;
		3633
		3634	warn "uuid file written ($value).\n";
		3635
		3636	1
		3637
		3638	}
		3639
		3640	sub write_uuid($$) {
		3641	my ($skip, $sync) = @_;
		3642
		3643	$sync ? write_uuid_sync $skip
		3644	: async { write_uuid_sync $skip };
3205	}	3645	}
3206		3646
3207	sub emergency_save() {	3647	sub emergency_save() {
3208	my $freeze_guard = cf::freeze_mainloop;	3648	my $freeze_guard = cf::freeze_mainloop;
3209		3649
3210	warn "enter emergency perl save\n";	3650	warn "emergency_perl_save: enter\n";
3211		3651
3212	cf::sync_job {	3652	cf::sync_job {
		3653	# this is a trade-off: we want to be very quick here, so
		3654	# save all maps without fsync, and later call a global sync
		3655	# (which in turn might be very very slow)
		3656	local $USE_FSYNC = 0;
		3657
3213	# use a peculiar iteration method to avoid tripping on perl	3658	# use a peculiar iteration method to avoid tripping on perl
3214	# refcount bugs in for. also avoids problems with players	3659	# refcount bugs in for. also avoids problems with players
3215	# and maps saved/destroyed asynchronously.	3660	# and maps saved/destroyed asynchronously.
3216	warn "begin emergency player save\n";	3661	warn "emergency_perl_save: begin player save\n";
3217	for my $login (keys %cf::PLAYER) {	3662	for my $login (keys %cf::PLAYER) {
3218	my $pl = $cf::PLAYER{$login} or next;	3663	my $pl = $cf::PLAYER{$login} or next;
3219	$pl->valid or next;	3664	$pl->valid or next;
		3665	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3220	$pl->save;	3666	$pl->save;
3221	}	3667	}
3222	warn "end emergency player save\n";	3668	warn "emergency_perl_save: end player save\n";
3223		3669
3224	warn "begin emergency map save\n";	3670	warn "emergency_perl_save: begin map save\n";
3225	for my $path (keys %cf::MAP) {	3671	for my $path (keys %cf::MAP) {
3226	my $map = $cf::MAP{$path} or next;	3672	my $map = $cf::MAP{$path} or next;
3227	$map->valid or next;	3673	$map->valid or next;
3228	$map->save;	3674	$map->save;
3229	}	3675	}
3230	warn "end emergency map save\n";	3676	warn "emergency_perl_save: end map save\n";
3231		3677
3232	warn "begin emergency database checkpoint\n";	3678	warn "emergency_perl_save: begin database checkpoint\n";
3233	BDB::db_env_txn_checkpoint $DB_ENV;	3679	BDB::db_env_txn_checkpoint $DB_ENV;
3234	warn "end emergency database checkpoint\n";	3680	warn "emergency_perl_save: end database checkpoint\n";
		3681
		3682	warn "emergency_perl_save: begin write uuid\n";
		3683	write_uuid_sync 1;
		3684	warn "emergency_perl_save: end write uuid\n";
3235	};	3685	};
3236		3686
		3687	warn "emergency_perl_save: starting sync()\n";
		3688	IO::AIO::aio_sync sub {
		3689	warn "emergency_perl_save: finished sync()\n";
		3690	};
		3691
3237	warn "leave emergency perl save\n";	3692	warn "emergency_perl_save: leave\n";
3238	}	3693	}
3239		3694
3240	sub post_cleanup {	3695	sub post_cleanup {
3241	my ($make_core) = @_;	3696	my ($make_core) = @_;
3242		3697
3243	warn Carp::longmess "post_cleanup backtrace"	3698	warn Carp::longmess "post_cleanup backtrace"
3244	if $make_core;	3699	if $make_core;
		3700
		3701	my $fh = pidfile;
		3702	unlink $PIDFILE if <$fh> == $$;
		3703	}
		3704
		3705	# a safer delete_package, copied from Symbol
		3706	sub clear_package($) {
		3707	my $pkg = shift;
		3708
		3709	# expand to full symbol table name if needed
		3710	unless ($pkg =~ /^main::.*::$/) {
		3711	$pkg = "main$pkg" if $pkg =~ /^::/;
		3712	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3713	$pkg .= '::' unless $pkg =~ /::$/;
		3714	}
		3715
		3716	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3717	my $stem_symtab = *{$stem}{HASH};
		3718
		3719	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3720	or return;
		3721
		3722	# clear all symbols
		3723	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3724	for my $name (keys %$leaf_symtab) {
		3725	_gv_clear *{"$pkg$name"};
		3726	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3727	}
		3728	warn "cleared package $pkg\n";#d#
3245	}	3729	}
3246		3730
3247	sub do_reload_perl() {	3731	sub do_reload_perl() {
3248	# can/must only be called in main	3732	# can/must only be called in main
3249	if ($Coro::current != $Coro::main) {	3733	if ($Coro::current != $Coro::main) {
3250	warn "can only reload from main coroutine";	3734	warn "can only reload from main coroutine";
3251	return;	3735	return;
3252	}	3736	}
3253		3737
		3738	return if $RELOAD++;
		3739
		3740	my $t1 = EV::time;
		3741
		3742	while ($RELOAD) {
3254	warn "reloading...";	3743	warn "reloading...";
3255		3744
3256	warn "entering sync_job";	3745	warn "entering sync_job";
3257		3746
3258	cf::sync_job {	3747	cf::sync_job {
3259	cf::write_runtime; # external watchdog should not bark	3748	cf::write_runtime_sync; # external watchdog should not bark
3260	cf::emergency_save;	3749	cf::emergency_save;
3261	cf::write_runtime; # external watchdog should not bark	3750	cf::write_runtime_sync; # external watchdog should not bark
3262		3751
3263	warn "syncing database to disk";	3752	warn "syncing database to disk";
3264	BDB::db_env_txn_checkpoint $DB_ENV;	3753	BDB::db_env_txn_checkpoint $DB_ENV;
3265		3754
3266	# if anything goes wrong in here, we should simply crash as we already saved	3755	# if anything goes wrong in here, we should simply crash as we already saved
3267		3756
3268	warn "cancelling all WF_AUTOCANCEL watchers";
3269	for (Event::all_watchers) {
3270	$_->cancel if $_->data & WF_AUTOCANCEL;
3271	}
3272
3273	warn "flushing outstanding aio requests";	3757	warn "flushing outstanding aio requests";
3274	for (;;) {
3275	BDB::flush;
3276	IO::AIO::flush;
3277	Coro::cede;
3278	last unless IO::AIO::nreqs || BDB::nreqs;	3758	while (IO::AIO::nreqs || BDB::nreqs) {
3279	warn "iterate...";	3759	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3280	}
3281
3282	++$RELOAD;
3283
3284	warn "cancelling all extension coros";
3285	$_->cancel for values %EXT_CORO;
3286	%EXT_CORO = ();
3287
3288	warn "removing commands";
3289	%COMMAND = ();
3290
3291	warn "removing ext/exti commands";
3292	%EXTCMD = ();
3293	%EXTICMD = ();
3294
3295	warn "unloading/nuking all extensions";
3296	for my $pkg (@EXTS) {
3297	warn "... unloading $pkg";
3298
3299	if (my $cb = $pkg->can ("unload")) {
3300	eval {
3301	$cb->($pkg);
3302	1
3303	} or warn "$pkg unloaded, but with errors: $@";
3304	}	3760	}
3305		3761
3306	warn "... nuking $pkg";	3762	warn "cancelling all extension coros";
3307	Symbol::delete_package $pkg;	3763	$_->cancel for values %EXT_CORO;
3308	}	3764	%EXT_CORO = ();
3309		3765
3310	warn "unloading all perl modules loaded from $LIBDIR";	3766	warn "removing commands";
3311	while (my ($k, $v) = each %INC) {	3767	%COMMAND = ();
3312	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3313		3768
		3769	warn "removing ext/exti commands";
		3770	%EXTCMD = ();
		3771	%EXTICMD = ();
		3772
		3773	warn "unloading/nuking all extensions";
		3774	for my $pkg (@EXTS) {
3314	warn "... unloading $k";	3775	warn "... unloading $pkg";
3315	delete $INC{$k};
3316		3776
3317	$k =~ s/\.pm$//;
3318	$k =~ s/\//::/g;
3319
3320	if (my $cb = $k->can ("unload_module")) {	3777	if (my $cb = $pkg->can ("unload")) {
		3778	eval {
3321	$cb->();	3779	$cb->($pkg);
		3780	1
		3781	} or warn "$pkg unloaded, but with errors: $@";
		3782	}
		3783
		3784	warn "... clearing $pkg";
		3785	clear_package $pkg;
3322	}	3786	}
3323		3787
3324	Symbol::delete_package $k;	3788	warn "unloading all perl modules loaded from $LIBDIR";
		3789	while (my ($k, $v) = each %INC) {
		3790	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3791
		3792	warn "... unloading $k";
		3793	delete $INC{$k};
		3794
		3795	$k =~ s/\.pm$//;
		3796	$k =~ s/\//::/g;
		3797
		3798	if (my $cb = $k->can ("unload_module")) {
		3799	$cb->();
		3800	}
		3801
		3802	clear_package $k;
3325	}	3803	}
3326		3804
3327	warn "getting rid of safe::, as good as possible";	3805	warn "getting rid of safe::, as good as possible";
3328	Symbol::delete_package "safe::$_"	3806	clear_package "safe::$_"
3329	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3807	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3330		3808
3331	warn "unloading cf.pm \"a bit\"";	3809	warn "unloading cf.pm \"a bit\"";
3332	delete $INC{"cf.pm"};	3810	delete $INC{"cf.pm"};
3333	delete $INC{"cf/pod.pm"};	3811	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3334		3812
3335	# don't, removes xs symbols, too,	3813	# don't, removes xs symbols, too,
3336	# and global variables created in xs	3814	# and global variables created in xs
3337	#Symbol::delete_package __PACKAGE__;	3815	#clear_package __PACKAGE__;
3338		3816
3339	warn "unload completed, starting to reload now";	3817	warn "unload completed, starting to reload now";
3340		3818
3341	warn "reloading cf.pm";	3819	warn "reloading cf.pm";
3342	require cf;	3820	require cf;
3343	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3821	cf::_connect_to_perl_1;
3344		3822
3345	warn "loading config and database again";	3823	warn "loading config and database again";
3346	cf::reload_config;	3824	cf::reload_config;
3347		3825
3348	warn "loading extensions";	3826	warn "loading extensions";
3349	cf::load_extensions;	3827	cf::load_extensions;
3350		3828
		3829	if ($REATTACH_ON_RELOAD) {
3351	warn "reattaching attachments to objects/players";	3830	warn "reattaching attachments to objects/players";
3352	_global_reattach; # objects, sockets	3831	_global_reattach; # objects, sockets
3353	warn "reattaching attachments to maps";	3832	warn "reattaching attachments to maps";
3354	reattach $_ for values %MAP;	3833	reattach $_ for values %MAP;
3355	warn "reattaching attachments to players";	3834	warn "reattaching attachments to players";
3356	reattach $_ for values %PLAYER;	3835	reattach $_ for values %PLAYER;
		3836	}
3357		3837
		3838	warn "running post_init jobs";
		3839	(pop @POST_INIT)->(1) while @POST_INIT;
		3840
3358	warn "leaving sync_job";	3841	warn "leaving sync_job";
3359		3842
3360	1	3843	1
3361	} or do {	3844	} or do {
3362	warn $@;	3845	warn $@;
3363	warn "error while reloading, exiting.";	3846	cf::cleanup "error while reloading, exiting.";
3364	exit 1;
3365	};	3847	};
3366		3848
3367	warn "reloaded";	3849	warn "reloaded";
		3850	--$RELOAD;
		3851	}
		3852
		3853	$t1 = EV::time - $t1;
		3854	warn "reload completed in ${t1}s\n";
3368	};	3855	};
3369		3856
3370	our $RELOAD_WATCHER; # used only during reload	3857	our $RELOAD_WATCHER; # used only during reload
3371		3858
3372	sub reload_perl() {	3859	sub reload_perl() {
3373	# doing reload synchronously and two reloads happen back-to-back,	3860	# doing reload synchronously and two reloads happen back-to-back,
3374	# coro crashes during coro_state_free->destroy here.	3861	# coro crashes during coro_state_free->destroy here.
3375		3862
3376	$RELOAD_WATCHER ||= Event->timer (	3863	$RELOAD_WATCHER ||= cf::async {
3377	reentrant => 0,	3864	Coro::AIO::aio_wait cache_extensions;
3378	after => 0,	3865
3379	data => WF_AUTOCANCEL,	3866	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3380	cb => sub {
3381	do_reload_perl;	3867	do_reload_perl;
3382	undef $RELOAD_WATCHER;	3868	undef $RELOAD_WATCHER;
3383	},	3869	};
3384	);	3870	};
3385	}	3871	}
3386		3872
3387	register_command "reload" => sub {	3873	register_command "reload" => sub {
3388	my ($who, $arg) = @_;	3874	my ($who, $arg) = @_;
3389		3875
3390	if ($who->flag (FLAG_WIZ)) {	3876	if ($who->flag (FLAG_WIZ)) {
3391	$who->message ("reloading server.");	3877	$who->message ("reloading server.");
		3878	async {
		3879	$Coro::current->{desc} = "perl_reload";
3392	async { reload_perl };	3880	reload_perl;
		3881	};
3393	}	3882	}
3394	};	3883	};
3395		3884
3396	unshift @INC, $LIBDIR;	3885	unshift @INC, $LIBDIR;
3397		3886
…		…
3399		3888
3400	our @WAIT_FOR_TICK;	3889	our @WAIT_FOR_TICK;
3401	our @WAIT_FOR_TICK_BEGIN;	3890	our @WAIT_FOR_TICK_BEGIN;
3402		3891
3403	sub wait_for_tick {	3892	sub wait_for_tick {
3404	return unless $TICK_WATCHER->is_active;
3405	return if $Coro::current == $Coro::main;	3893	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3406		3894
3407	my $signal = new Coro::Signal;	3895	my $signal = new Coro::Signal;
3408	push @WAIT_FOR_TICK, $signal;	3896	push @WAIT_FOR_TICK, $signal;
3409	$signal->wait;	3897	$signal->wait;
3410	}	3898	}
3411		3899
3412	sub wait_for_tick_begin {	3900	sub wait_for_tick_begin {
3413	return unless $TICK_WATCHER->is_active;
3414	return if $Coro::current == $Coro::main;	3901	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3415		3902
3416	my $signal = new Coro::Signal;	3903	my $signal = new Coro::Signal;
3417	push @WAIT_FOR_TICK_BEGIN, $signal;	3904	push @WAIT_FOR_TICK_BEGIN, $signal;
3418	$signal->wait;	3905	$signal->wait;
3419	}	3906	}
3420		3907
3421	my $min = 1e6;#d#	3908	sub tick {
3422	my $avg = 10;
3423	$TICK_WATCHER = Event->timer (
3424	reentrant => 0,
3425	parked => 1,
3426	prio => 0,
3427	at => $NEXT_TICK || $TICK,
3428	data => WF_AUTOCANCEL,
3429	cb => sub {
3430	if ($Coro::current != $Coro::main) {	3909	if ($Coro::current != $Coro::main) {
3431	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3910	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3432	unless ++$bug_warning > 10;	3911	unless ++$bug_warning > 10;
3433	return;	3912	return;
3434	}	3913	}
3435		3914
3436	$NOW = $tick_start = Event::time;
3437
3438	cf::server_tick; # one server iteration	3915	cf::server_tick; # one server iteration
3439		3916
3440	0 && sync_job {#d#	3917	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3441	for(1..10) {	3918	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3442	my $t = Event::time;	3919	Coro::async_pool {
3443	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3920	$Coro::current->{desc} = "runtime saver";
3444	or die;	3921	write_runtime_sync
3445		3922	or warn "ERROR: unable to write runtime file: $!";
3446	$map->width (50);
3447	$map->height (50);
3448	$map->alloc;
3449	$map->_load_objects ("/tmp/x.map", 1); #TODO: does not work
3450	my $t = Event::time - $t;
3451
3452	#next unless $t < 0.0013;#d#
3453	if ($t < $min) {
3454	$min = $t;
3455	}
3456	$avg = $avg * 0.99 + $t * 0.01;
3457	}
3458	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3459	exit 0;
3460	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3461	};	3923	};
		3924	}
3462		3925
3463	$RUNTIME += $TICK;
3464	$NEXT_TICK += $TICK;
3465
3466	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3467	$NEXT_RUNTIME_WRITE = $NOW + 10;
3468	Coro::async_pool {
3469	write_runtime
3470	or warn "ERROR: unable to write runtime file: $!";
3471	};
3472	}
3473
3474	# my $AFTER = Event::time;
3475	# warn $AFTER - $NOW;#d#
3476
3477	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3926	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3478	$sig->send;	3927	$sig->send;
3479	}	3928	}
3480	while (my $sig = shift @WAIT_FOR_TICK) {	3929	while (my $sig = shift @WAIT_FOR_TICK) {
3481	$sig->send;	3930	$sig->send;
3482	}	3931	}
3483		3932
3484	$NOW = Event::time;	3933	$LOAD = ($NOW - $TICK_START) / $TICK;
3485
3486	# if we are delayed by four ticks or more, skip them all
3487	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3488
3489	$TICK_WATCHER->at ($NEXT_TICK);
3490	$TICK_WATCHER->start;
3491
3492	$LOAD = ($NOW - $tick_start) / $TICK;
3493	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3934	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3494		3935
3495	_post_tick;	3936	if (0) {
3496		3937	if ($NEXT_TICK) {
3497		3938	my $jitter = $TICK_START - $NEXT_TICK;
		3939	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3940	warn "jitter $JITTER\n";#d#
		3941	}
3498	},	3942	}
3499	);	3943	}
3500		3944
3501	{	3945	{
3502	BDB::max_poll_time $TICK * 0.1;	3946	# configure BDB
3503	$BDB_POLL_WATCHER = Event->io (	3947
3504	reentrant => 0,
3505	fd => BDB::poll_fileno,
3506	poll => 'r',
3507	prio => 0,
3508	data => WF_AUTOCANCEL,
3509	cb => \&BDB::poll_cb,
3510	);
3511	BDB::min_parallel 8;	3948	BDB::min_parallel 8;
3512		3949	BDB::max_poll_reqs $TICK * 0.1;
3513	BDB::set_sync_prepare {	3950	$AnyEvent::BDB::WATCHER->priority (1);
3514	my $status;
3515	my $current = $Coro::current;
3516	(
3517	sub {
3518	$status = $!;
3519	$current->ready; undef $current;
3520	},
3521	sub {
3522	Coro::schedule while defined $current;
3523	$! = $status;
3524	},
3525	)
3526	};
3527		3951
3528	unless ($DB_ENV) {	3952	unless ($DB_ENV) {
3529	$DB_ENV = BDB::db_env_create;	3953	$DB_ENV = BDB::db_env_create;
		3954	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3955	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3956	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3957	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3958	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3530		3959
3531	cf::sync_job {	3960	cf::sync_job {
3532	eval {	3961	eval {
3533	BDB::db_env_open	3962	BDB::db_env_open
3534	$DB_ENV,	3963	$DB_ENV,
…		…
3536	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3965	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3537	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3966	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3538	0666;	3967	0666;
3539		3968
3540	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3969	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3541
3542	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3543	$DB_ENV->set_lk_detect;
3544	};	3970	};
3545		3971
3546	cf::cleanup "db_env_open(db): $@" if $@;	3972	cf::cleanup "db_env_open(db): $@" if $@;
3547	};	3973	};
3548	}	3974	}
		3975
		3976	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3977	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3978	};
		3979	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3980	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3981	};
		3982	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3983	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3984	};
3549	}	3985	}
3550		3986
3551	{	3987	{
		3988	# configure IO::AIO
		3989
3552	IO::AIO::min_parallel 8;	3990	IO::AIO::min_parallel 8;
3553
3554	undef $Coro::AIO::WATCHER;
3555	IO::AIO::max_poll_time $TICK * 0.1;	3991	IO::AIO::max_poll_time $TICK * 0.1;
3556	$AIO_POLL_WATCHER = Event->io (	3992	undef $AnyEvent::AIO::WATCHER;
3557	reentrant => 0,
3558	data => WF_AUTOCANCEL,
3559	fd => IO::AIO::poll_fileno,
3560	poll => 'r',
3561	prio => 6,
3562	cb => \&IO::AIO::poll_cb,
3563	);
3564	}	3993	}
3565		3994
3566	my $_log_backtrace;	3995	my $_log_backtrace;
3567		3996
3568	sub _log_backtrace {	3997	sub _log_backtrace {
…		…
3571	$msg =~ s/\n//;	4000	$msg =~ s/\n//;
3572		4001
3573	# limit the # of concurrent backtraces	4002	# limit the # of concurrent backtraces
3574	if ($_log_backtrace < 2) {	4003	if ($_log_backtrace < 2) {
3575	++$_log_backtrace;	4004	++$_log_backtrace;
		4005	my $perl_bt = Carp::longmess $msg;
3576	async {	4006	async {
		4007	$Coro::current->{desc} = "abt $msg";
		4008
3577	my @bt = fork_call {	4009	my @bt = fork_call {
3578	@addr = map { sprintf "%x", $_ } @addr;	4010	@addr = map { sprintf "%x", $_ } @addr;
3579	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4011	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3580	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4012	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3581	or die "addr2line: $!";	4013	or die "addr2line: $!";
…		…
3589	}	4021	}
3590		4022
3591	@funcs	4023	@funcs
3592	};	4024	};
3593		4025
3594	LOG llevInfo, "[ABT] $msg\n";	4026	LOG llevInfo, "[ABT] $perl_bt\n";
		4027	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3595	LOG llevInfo, "[ABT] $_\n" for @bt;	4028	LOG llevInfo, "[ABT] $_\n" for @bt;
3596	--$_log_backtrace;	4029	--$_log_backtrace;
3597	};	4030	};
3598	} else {	4031	} else {
3599	LOG llevInfo, "[ABT] $msg\n";	4032	LOG llevInfo, "[ABT] $msg\n";
3600	LOG llevInfo, "[ABT] [suppressed]\n";	4033	LOG llevInfo, "[ABT] [suppressed]\n";
3601	}	4034	}
3602	}	4035	}
3603		4036
3604	# load additional modules	4037	# load additional modules
3605	use cf::pod;	4038	require "cf/$_.pm" for @EXTRA_MODULES;
		4039	cf::_connect_to_perl_2;
3606		4040
3607	END { cf::emergency_save }	4041	END { cf::emergency_save }
3608		4042
3609	1	4043	1
3610		4044

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