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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.348 by root, Thu Aug 30 08:34:40 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; # all users	131	our (%PLAYER, %PLAYER_LOADING); # all users
93	our %MAP; # all maps	132	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	133	our $LINK_MAP; # the special {link} map, which is always available
95		134
96	# used to convert map paths into valid unix filenames by replacing / by ∕	135	# used to convert map paths into valid unix filenames by replacing / by ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	136	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		137
99	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	138	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100	our $LOADAVG; # same thing, but with alpha-smoothing	139	our $LOADAVG; # same thing, but with alpha-smoothing
		140	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	141	our $TICK_START; # for load detecting purposes
		142
		143	our @POST_INIT;
		144
		145	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		146	our $REALLY_UNLOOP; # never set to true, please :)
102		147
103	binmode STDOUT;	148	binmode STDOUT;
104	binmode STDERR;	149	binmode STDERR;
105		150
106	# read virtual server time, if available	151	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	152	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	153	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	154	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	155	$RUNTIME = <$fh> + 0.;
111	}	156	}
		157
		158	eval "sub TICK() { $TICK } 1" or die;
112		159
113	mkdir $_	160	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	161	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		162
116	our $EMERGENCY_POSITION;	163	our $EMERGENCY_POSITION;
117		164
118	sub cf::map::normalise;	165	sub cf::map::normalise;
		166
		167	#############################################################################
		168
		169	%REFLECT = ();
		170	for (@REFLECT) {
		171	my $reflect = JSON::XS::decode_json $_;
		172	$REFLECT{$reflect->{class}} = $reflect;
		173	}
		174
		175	# this is decidedly evil
		176	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
119		177
120	#############################################################################	178	#############################################################################
121		179
122	=head2 GLOBAL VARIABLES	180	=head2 GLOBAL VARIABLES
123		181
…		…
159		217
160	The raw value load value from the last tick.	218	The raw value load value from the last tick.
161		219
162	=item %cf::CFG	220	=item %cf::CFG
163		221
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	222	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	223	from wherever your confdir points to.
166		224
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	225	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		226
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	227	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
170	returns directly I<after> the tick processing (and consequently, can only wake one process	228	returns directly I<after> the tick processing (and consequently, can only wake one process
171	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	229	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
172		230
173	=item @cf::INVOKE_RESULTS	231	=item @cf::INVOKE_RESULTS
174		232
175	This array contains the results of the last C<invoke ()> call. When	233	This array contains the results of the last C<invoke ()> call. When
176	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	234	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
177	that call.	235	that call.
178		236
		237	=item %cf::REFLECT
		238
		239	Contains, for each (C++) class name, a hash reference with information
		240	about object members (methods, scalars, arrays and flags) and other
		241	metadata, which is useful for introspection.
		242
179	=back	243	=back
180		244
181	=cut	245	=cut
182		246
183	BEGIN {	247	$Coro::State::WARNHOOK = sub {
184	*CORE::GLOBAL::warn = sub {
185	my $msg = join "", @_;	248	my $msg = join "", @_;
186		249
187	$msg .= "\n"	250	$msg .= "\n"
188	unless $msg =~ /\n$/;	251	unless $msg =~ /\n$/;
189		252
190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	253	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191		254
192	utf8::encode $msg;
193	LOG llevError, $msg;	255	LOG llevError, $msg;
194	};	256	};
195	}	257
		258	$Coro::State::DIEHOOK = sub {
		259	return unless $^S eq 0; # "eq", not "=="
		260
		261	warn Carp::longmess $_[0];
		262
		263	if ($Coro::current == $Coro::main) {#d#
		264	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		265	return;#d#
		266	}#d#
		267
		268	# kill coroutine otherwise
		269	Coro::terminate
		270	};
196		271
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	272	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	273	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	274	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	275	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	282	for my $pkg (qw(
208	cf::global cf::attachable	283	cf::global cf::attachable
209	cf::object cf::object::player	284	cf::object cf::object::player
210	cf::client cf::player	285	cf::client cf::player
211	cf::arch cf::living	286	cf::arch cf::living
		287	cf::map cf::mapspace
212	cf::map cf::party cf::region	288	cf::party cf::region
213	)) {	289	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	290	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	291	}
217		292
218	$Event::DIED = sub {	293	$EV::DIED = sub {
219	warn "error in event callback: @_";	294	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 $LOCKS = new Coro::SemaphoreSet;
290		379
291	sub lock_wait($) {	380	sub lock_wait($) {
292	my ($key) = @_;	381	$LOCKS->wait ($_[0]);
293
294	# wait for lock, if any
295	while ($LOCK{$key}) {
296	push @{ $LOCK{$key} }, $Coro::current;
297	Coro::schedule;
298	}
299	}	382	}
300		383
301	sub lock_acquire($) {	384	sub lock_acquire($) {
302	my ($key) = @_;	385	$LOCKS->guard ($_[0])
303
304	# wait, to be sure we are not locked
305	lock_wait $key;
306
307	$LOCK{$key} = [];
308
309	Coro::guard {
310	# wake up all waiters, to be on the safe side
311	$_->ready for @{ delete $LOCK{$key} };
312	}
313	}	386	}
314		387
315	sub lock_active($) {	388	sub lock_active($) {
316	my ($key) = @_;	389	$LOCKS->count ($_[0]) < 1
317
318	! ! $LOCK{$key}
319	}	390	}
320		391
321	sub freeze_mainloop {	392	sub freeze_mainloop {
322	return unless $TICK_WATCHER->is_active;	393	tick_inhibit_inc;
323		394
324	my $guard = Coro::guard {	395	&Guard::guard (\&tick_inhibit_dec);
325	$TICK_WATCHER->start;	396	}
326	};	397
327	$TICK_WATCHER->stop;	398	=item cf::periodic $interval, $cb
328	$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($$) {
		406	my ($interval, $cb) = @_;
		407
		408	my $start = rand List::Util::min 180, $interval;
		409
		410	EV::periodic $start, $interval, 0, $cb
329	}	411	}
330		412
331	=item cf::get_slot $time[, $priority[, $name]]	413	=item cf::get_slot $time[, $priority[, $name]]
332		414
333	Allocate $time seconds of blocking CPU time at priority C<$priority>:	415	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
344	our @SLOT_QUEUE;	426	our @SLOT_QUEUE;
345	our $SLOT_QUEUE;	427	our $SLOT_QUEUE;
346		428
347	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	429	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
348	$SLOT_QUEUE = Coro::async {	430	$SLOT_QUEUE = Coro::async {
		431	$Coro::current->desc ("timeslot manager");
		432
349	my $signal = new Coro::Signal;	433	my $signal = new Coro::Signal;
350		434
351	while () {	435	while () {
352	next_job:	436	next_job:
353	my $avail = cf::till_tick;	437	my $avail = cf::till_tick;
…		…
361	}	445	}
362	}	446	}
363	}	447	}
364		448
365	if (@SLOT_QUEUE) {	449	if (@SLOT_QUEUE) {
366	# we do not use wait_For_tick() as it returns immediately when tick is inactive	450	# we do not use wait_for_tick() as it returns immediately when tick is inactive
367	push @cf::WAIT_FOR_TICK, $signal;	451	push @cf::WAIT_FOR_TICK, $signal;
368	$signal->wait;	452	$signal->wait;
369	} else {	453	} else {
370	Coro::schedule;	454	Coro::schedule;
371	}	455	}
372	}	456	}
373	};	457	};
374		458
375	sub get_slot($;$$) {	459	sub get_slot($;$$) {
		460	return if tick_inhibit || $Coro::current == $Coro::main;
		461
376	my ($time, $pri, $name) = @_;	462	my ($time, $pri, $name) = @_;
377		463
378	$time = $TICK * .6 if $time > $TICK * .6;	464	$time = $TICK * .6 if $time > $TICK * .6;
379	my $sig = new Coro::Signal;	465	my $sig = new Coro::Signal;
380		466
…		…
394		480
395	BEGIN { *async = \&Coro::async_pool }	481	BEGIN { *async = \&Coro::async_pool }
396		482
397	=item cf::sync_job { BLOCK }	483	=item cf::sync_job { BLOCK }
398		484
399	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	485	The design of Deliantra requires that the main coroutine ($Coro::main)
400	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
401	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
402	acceptable.	488	acceptable.
403		489
404	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
405	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
…		…
410		496
411	sub sync_job(&) {	497	sub sync_job(&) {
412	my ($job) = @_;	498	my ($job) = @_;
413		499
414	if ($Coro::current == $Coro::main) {	500	if ($Coro::current == $Coro::main) {
415	my $time = Event::time;	501	my $time = EV::time;
416		502
417	# this is the main coro, too bad, we have to block	503	# this is the main coro, too bad, we have to block
418	# till the operation succeeds, freezing the server :/	504	# till the operation succeeds, freezing the server :/
419		505
420	# TODO: use suspend/resume instead	506	LOG llevError, Carp::longmess "sync job";#d#
421	# (but this is cancel-safe)	507
422	my $freeze_guard = freeze_mainloop;	508	my $freeze_guard = freeze_mainloop;
423		509
424	my $busy = 1;	510	my $busy = 1;
425	my @res;	511	my @res;
426		512
427	(async {	513	(async {
		514	$Coro::current->desc ("sync job coro");
428	@res = eval { $job->() };	515	@res = eval { $job->() };
429	warn $@ if $@;	516	warn $@ if $@;
430	undef $busy;	517	undef $busy;
431	})->prio (Coro::PRIO_MAX);	518	})->prio (Coro::PRIO_MAX);
432		519
433	while ($busy) {	520	while ($busy) {
434	Coro::cede or Event::one_event;	521	if (Coro::nready) {
		522	Coro::cede_notself;
		523	} else {
		524	EV::loop EV::LOOP_ONESHOT;
435	}	525	}
		526	}
436		527
437	$time = Event::time - $time;	528	my $time = EV::time - $time;
438		529
439	LOG llevError | logBacktrace, Carp::longmess "long sync job"
440	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
441
442	$tick_start += $time; # do not account sync jobs to server load	530	$TICK_START += $time; # do not account sync jobs to server load
443		531
444	wantarray ? @res : $res[0]	532	wantarray ? @res : $res[0]
445	} else {	533	} else {
446	# we are in another coroutine, how wonderful, everything just works	534	# we are in another coroutine, how wonderful, everything just works
447		535
…		…
472	=item fork_call { }, $args	560	=item fork_call { }, $args
473		561
474	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
475	process, returning the results. Everything must be serialisable with	563	process, returning the results. Everything must be serialisable with
476	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
477	never block itself or use any form of Event handling.	565	never block itself or use any form of event handling.
478		566
479	=cut	567	=cut
480		568
481	sub fork_call(&@) {	569	sub fork_call(&@) {
482	my ($cb, @args) = @_;	570	my ($cb, @args) = @_;
483		571
484	# we seemingly have to make a local copy of the whole thing,	572	# we seemingly have to make a local copy of the whole thing,
485	# otherwise perl prematurely frees the stuff :/	573	# otherwise perl prematurely frees the stuff :/
486	# TODO: investigate and fix (liekly this will be rather laborious)	574	# TODO: investigate and fix (likely this will be rather laborious)
487		575
488	my @res = Coro::Util::fork_eval {	576	my @res = Coro::Util::fork_eval {
489	reset_signals;	577	reset_signals;
490	&$cb	578	&$cb
491	}, @args;	579	}, @args;
492		580
493	wantarray ? @res : $res[-1]	581	wantarray ? @res : $res[-1]
494	}	582	}
495		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
496	=item $value = cf::db_get $family => $key	611	=item $value = cf::db_get $family => $key
497		612
498	Returns a single value from the environment database.	613	Returns a single value from the environment database.
499		614
500	=item cf::db_put $family => $key => $value	615	=item cf::db_put $family => $key => $value
501		616
502	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
503	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).
504		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
505	=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	}
506		643
507	our $DB;	644	our $DB;
508		645
509	sub db_init {	646	sub db_init {
510	unless ($DB) {
511	$DB = BDB::db_create $DB_ENV;
512
513	cf::sync_job {	647	cf::sync_job {
514	eval {	648	$DB ||= db_table "db";
515	$DB->set_flags (BDB::CHKSUM);
516
517	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
518	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
519	cf::cleanup "db_open(db): $!" if $!;
520	};
521	cf::cleanup "db_open(db): $@" if $@;
522	};
523	}	649	};
524	}	650	}
525		651
526	sub db_get($$) {	652	sub db_get($$) {
527	my $key = "$_[0]/$_[1]";	653	my $key = "$_[0]/$_[1]";
528		654
…		…
626		752
627	#############################################################################	753	#############################################################################
628		754
629	=head2 ATTACHABLE OBJECTS	755	=head2 ATTACHABLE OBJECTS
630		756
631	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
632	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")
633	to it. All such attachable objects support the following methods.	759	to it. All such attachable objects support the following methods.
634		760
635	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>
636	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
637	Crossfire TRT).	763	Deliantra).
638		764
639	=over 4	765	=over 4
640		766
641	=item $attachable->attach ($attachment, key => $value...)	767	=item $attachable->attach ($attachment, key => $value...)
642		768
…		…
686	=item cf::CLASS::attachment $name, ...	812	=item cf::CLASS::attachment $name, ...
687		813
688	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
689	given CLASS can refer to this attachment.	815	given CLASS can refer to this attachment.
690		816
691	Some classes such as crossfire maps and objects can specify attachments	817	Some classes such as deliantra maps and objects can specify attachments
692	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.
693		819
694	These calls expect any number of the following handler/hook descriptions:	820	These calls expect any number of the following handler/hook descriptions:
695		821
696	=over 4	822	=over 4
…		…
924	}	1050	}
925		1051
926	0	1052	0
927	}	1053	}
928		1054
929	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1055	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
930		1056
931	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1057	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
932		1058
933	Generate an object-specific event with the given arguments.	1059	Generate an object-specific event with the given arguments.
934		1060
…		…
940		1066
941	=cut	1067	=cut
942		1068
943	#############################################################################	1069	#############################################################################
944	# object support	1070	# object support
945	#
946		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#
947	sub _can_merge {	1105	sub _can_merge {
948	my ($ob1, $ob2) = @_;	1106	my ($ob1, $ob2) = @_;
949		1107
950	local $Storable::canonical = 1;	1108	++$SLOW_MERGES;#d#
951	my $fob1 = Storable::freeze $ob1;
952	my $fob2 = Storable::freeze $ob2;
953		1109
954	$fob1 eq $fob2	1110	# we do the slow way here
		1111	return _object_equal $ob1, $ob2
955	}	1112	}
956		1113
957	sub reattach {	1114	sub reattach {
958	# basically do the same as instantiate, without calling instantiate	1115	# basically do the same as instantiate, without calling instantiate
959	my ($obj) = @_;	1116	my ($obj) = @_;
960		1117
		1118	# no longer needed after getting rid of delete_package?
961	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
962		1120
963	my $registry = $obj->registry;	1121	my $registry = $obj->registry;
964		1122
965	@$registry = ();	1123	@$registry = ();
966		1124
…		…
981	cf::attachable->attach (	1139	cf::attachable->attach (
982	prio => -1000000,	1140	prio => -1000000,
983	on_instantiate => sub {	1141	on_instantiate => sub {
984	my ($obj, $data) = @_;	1142	my ($obj, $data) = @_;
985		1143
986	$data = from_json $data;	1144	$data = decode_json $data;
987		1145
988	for (@$data) {	1146	for (@$data) {
989	my ($name, $args) = @$_;	1147	my ($name, $args) = @$_;
990		1148
991	$obj->attach ($name, %{$args || {} });	1149	$obj->attach ($name, %{$args || {} });
…		…
1007	sub object_freezer_save {	1165	sub object_freezer_save {
1008	my ($filename, $rdata, $objs) = @_;	1166	my ($filename, $rdata, $objs) = @_;
1009		1167
1010	sync_job {	1168	sync_job {
1011	if (length $$rdata) {	1169	if (length $$rdata) {
		1170	utf8::decode (my $decname = $filename);
1012	warn sprintf "saving %s (%d,%d)\n",	1171	warn sprintf "saving %s (%d,%d)\n",
1013	$filename, length $$rdata, scalar @$objs;	1172	$decname, length $$rdata, scalar @$objs;
1014		1173
1015	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1174	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1016	chmod SAVE_MODE, $fh;	1175	aio_chmod $fh, SAVE_MODE;
1017	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1176	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1018	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	}
1019	close $fh;	1181	aio_close $fh;
1020		1182
1021	if (@$objs) {	1183	if (@$objs) {
1022	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) {
1023	chmod SAVE_MODE, $fh;	1185	aio_chmod $fh, SAVE_MODE;
1024	my $data = Storable::nfreeze { version => 1, objs => $objs };	1186	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1025	aio_write $fh, 0, (length $data), $data, 0;	1187	aio_write $fh, 0, (length $data), $data, 0;
1026	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	}
1027	close $fh;	1192	aio_close $fh;
1028	aio_rename "$filename.pst~", "$filename.pst";	1193	aio_rename "$filename.pst~", "$filename.pst";
1029	}	1194	}
1030	} else {	1195	} else {
1031	aio_unlink "$filename.pst";	1196	aio_unlink "$filename.pst";
1032	}	1197	}
1033		1198
1034	aio_rename "$filename~", $filename;	1199	aio_rename "$filename~", $filename;
		1200
		1201	$filename =~ s%/[^/]+$%%;
		1202	aio_pathsync $filename if $cf::USE_FSYNC;
1035	} else {	1203	} else {
1036	warn "FATAL: $filename~: $!\n";	1204	warn "unable to save objects: $filename~: $!\n";
1037	}	1205	}
1038	} else {	1206	} else {
1039	aio_unlink $filename;	1207	aio_unlink $filename;
1040	aio_unlink "$filename.pst";	1208	aio_unlink "$filename.pst";
1041	}	1209	}
1042	}	1210	};
1043	}	1211	}
1044		1212
1045	sub object_freezer_as_string {	1213	sub object_freezer_as_string {
1046	my ($rdata, $objs) = @_;	1214	my ($rdata, $objs) = @_;
1047		1215
…		…
1059	or return;	1227	or return;
1060		1228
1061	unless (aio_stat "$filename.pst") {	1229	unless (aio_stat "$filename.pst") {
1062	(aio_load "$filename.pst", $av) >= 0	1230	(aio_load "$filename.pst", $av) >= 0
1063	or return;	1231	or return;
		1232
1064	$av = eval { (Storable::thaw $av)->{objs} };	1233	my $st = eval { Coro::Storable::thaw $av };
		1234	$av = $st->{objs};
1065	}	1235	}
1066		1236
		1237	utf8::decode (my $decname = $filename);
1067	warn sprintf "loading %s (%d)\n",	1238	warn sprintf "loading %s (%d,%d)\n",
1068	$filename, length $data, scalar @{$av || []};	1239	$decname, length $data, scalar @{$av || []};
		1240
1069	return ($data, $av);	1241	($data, $av)
1070	}	1242	}
1071		1243
1072	=head2 COMMAND CALLBACKS	1244	=head2 COMMAND CALLBACKS
1073		1245
1074	=over 4	1246	=over 4
…		…
1128	my ($name, $cb) = @_;	1300	my ($name, $cb) = @_;
1129		1301
1130	$EXTICMD{$name} = $cb;	1302	$EXTICMD{$name} = $cb;
1131	}	1303	}
1132		1304
		1305	use File::Glob ();
		1306
1133	cf::player->attach (	1307	cf::player->attach (
1134	on_command => sub {	1308	on_command => sub {
1135	my ($pl, $name, $params) = @_;	1309	my ($pl, $name, $params) = @_;
1136		1310
1137	my $cb = $COMMAND{$name}	1311	my $cb = $COMMAND{$name}
…		…
1169		1343
1170	cf::override;	1344	cf::override;
1171	},	1345	},
1172	);	1346	);
1173		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
1174	sub load_extensions {	1361	sub load_extensions {
1175	cf::sync_job {	1362	cf::sync_job {
1176	my %todo;	1363	my %todo;
1177		1364
1178	for my $path (<$LIBDIR/*.ext>) {	1365	for my $path (<$LIBDIR/*.ext>) {
…		…
1197		1384
1198	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1385	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1199	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1386	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1200		1387
1201	$ext{source} =	1388	$ext{source} =
1202	"package $pkg; use strict; use utf8;\n"	1389	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1203	. "#line 1 \"$path\"\n{\n"	1390	. "#line 1 \"$path\"\n{\n"
1204	. $source	1391	. $source
1205	. "\n};\n1";	1392	. "\n};\n1";
1206		1393
1207	$todo{$base} = \%ext;	1394	$todo{$base} = \%ext;
…		…
1223	my $msg = $@ ? "$v->{path}: $@\n"	1410	my $msg = $@ ? "$v->{path}: $@\n"
1224	: "$v->{base}: extension inactive.\n";	1411	: "$v->{base}: extension inactive.\n";
1225		1412
1226	if (exists $v->{meta}{mandatory}) {	1413	if (exists $v->{meta}{mandatory}) {
1227	warn $msg;	1414	warn $msg;
1228	warn "mandatory extension failed to load, exiting.\n";	1415	cf::cleanup "mandatory extension failed to load, exiting.";
1229	exit 1;
1230	}	1416	}
1231		1417
1232	warn $msg;	1418	warn $msg;
1233	}	1419	}
1234		1420
…		…
1248		1434
1249	=back	1435	=back
1250		1436
1251	=head2 CORE EXTENSIONS	1437	=head2 CORE EXTENSIONS
1252		1438
1253	Functions and methods that extend core crossfire objects.	1439	Functions and methods that extend core deliantra objects.
1254		1440
1255	=cut	1441	=cut
1256		1442
1257	package cf::player;	1443	package cf::player;
1258		1444
1259	use Coro::AIO;	1445	use Coro::AIO;
1260		1446
1261	=head3 cf::player	1447	=head3 cf::player
1262		1448
1263	=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	}
1264		1464
1265	=item cf::player::find $login	1465	=item cf::player::find $login
1266		1466
1267	Returns the given player object, loading it if necessary (might block).	1467	Returns the given player object, loading it if necessary (might block).
1268		1468
…		…
1287		1487
1288	sub exists($) {	1488	sub exists($) {
1289	my ($login) = @_;	1489	my ($login) = @_;
1290		1490
1291	$cf::PLAYER{$login}	1491	$cf::PLAYER{$login}
1292	or cf::sync_job { !aio_stat path $login }	1492	or !aio_stat path $login
1293	}	1493	}
1294		1494
1295	sub find($) {	1495	sub find($) {
1296	return $cf::PLAYER{$_[0]} || do {	1496	return $cf::PLAYER{$_[0]} || do {
1297	my $login = $_[0];	1497	my $login = $_[0];
…		…
1304	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1504	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1305	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1505	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1306	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1506	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1307	aio_unlink +(playerdir $login) . "/$login.pl";	1507	aio_unlink +(playerdir $login) . "/$login.pl";
1308		1508
1309	my $pl = load_pl path $login	1509	my $f = new_from_file cf::object::thawer path $login
1310	or return;	1510	or return;
		1511
		1512	my $pl = cf::player::load_pl $f
		1513	or return;
		1514
		1515	local $cf::PLAYER_LOADING{$login} = $pl;
		1516	$f->resolve_delayed_derefs;
1311	$cf::PLAYER{$login} = $pl	1517	$cf::PLAYER{$login} = $pl
1312	}	1518	}
1313	}	1519	}
1314	}	1520	}
1315		1521
…		…
1323		1529
1324	return if $pl->{deny_save};	1530	return if $pl->{deny_save};
1325		1531
1326	aio_mkdir playerdir $pl, 0770;	1532	aio_mkdir playerdir $pl, 0770;
1327	$pl->{last_save} = $cf::RUNTIME;	1533	$pl->{last_save} = $cf::RUNTIME;
		1534
		1535	cf::get_slot 0.01;
1328		1536
1329	$pl->save_pl ($path);	1537	$pl->save_pl ($path);
1330	cf::cede_to_tick;	1538	cf::cede_to_tick;
1331	}	1539	}
1332		1540
…		…
1364	my ($pl) = @_;	1572	my ($pl) = @_;
1365		1573
1366	my $name = $pl->ob->name;	1574	my $name = $pl->ob->name;
1367		1575
1368	$pl->{deny_save} = 1;	1576	$pl->{deny_save} = 1;
1369	$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
1370		1578
1371	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1579	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1372	$pl->deactivate;	1580	$pl->deactivate;
		1581	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1582	$pl->ob->check_score;
1373	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1583	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1374	$pl->ns->destroy if $pl->ns;	1584	$pl->ns->destroy if $pl->ns;
1375		1585
1376	my $path = playerdir $pl;	1586	my $path = playerdir $pl;
1377	my $temp = "$path~$cf::RUNTIME~deleting~";	1587	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1413	or return [];	1623	or return [];
1414		1624
1415	my @logins;	1625	my @logins;
1416		1626
1417	for my $login (@$dirs) {	1627	for my $login (@$dirs) {
		1628	my $path = path $login;
		1629
		1630	# a .pst is a dead give-away for a valid player
		1631	# if no pst file found, open and chekc for blocked users
		1632	if (aio_stat "$path.pst") {
1418	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1633	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1419	aio_read $fh, 0, 512, my $buf, 0 or next;	1634	aio_read $fh, 0, 512, my $buf, 0 or next;
1420	$buf !~ /^password -------------$/m or next; # official not-valid tag	1635	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1636	}
1421		1637
1422	utf8::decode $login;	1638	utf8::decode $login;
1423	push @logins, $login;	1639	push @logins, $login;
1424	}	1640	}
1425		1641
…		…
1452	}	1668	}
1453		1669
1454	\@paths	1670	\@paths
1455	}	1671	}
1456		1672
1457	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1673	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1458		1674
1459	Expand crossfire pod fragments into protocol xml.	1675	Expand deliantra pod fragments into protocol xml.
1460
1461	=cut
1462
1463	sub expand_cfpod {
1464	((my $self), (local $_)) = @_;
1465
1466	# escape & and <
1467	s/&/&amp;/g;
1468	s/(?<![BIUGH])</&lt;/g;
1469
1470	# this is buggy, it needs to properly take care of nested <'s
1471
1472	1 while
1473	# replace B<>, I<>, U<> etc.
1474	s/B<([^\>]*)>/<b>$1<\/b>/
1475	|| s/I<([^\>]*)>/<i>$1<\/i>/
1476	|| s/U<([^\>]*)>/<u>$1<\/u>/
1477	# replace G<male|female> tags
1478	|| s{G<([^>|]*)\|([^>]*)>}{
1479	$self->gender ? $2 : $1
1480	}ge
1481	# replace H<hint text>
1482	|| s{H<([^\>]*)>}
1483	{
1484	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1485	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1486	"")
1487	[$self->{hintmode}]
1488	}ge;
1489
1490	# create single paragraphs (very hackish)
1491	s/(?<=\S)\n(?=\w)/ /g;
1492
1493	# compress some whitespace
1494	s/\s+\n/\n/g; # ws line-ends
1495	s/\n\n+/\n/g; # double lines
1496	s/^\n+//; # beginning lines
1497	s/\n+$//; # ending lines
1498
1499	$_
1500	}
1501
1502	sub hintmode {
1503	$_[0]{hintmode} = $_[1] if @_ > 1;
1504	$_[0]{hintmode}
1505	}
1506		1676
1507	=item $player->ext_reply ($msgid, @msg)	1677	=item $player->ext_reply ($msgid, @msg)
1508		1678
1509	Sends an ext reply to the player.	1679	Sends an ext reply to the player.
1510		1680
…		…
1577	our $MAX_RESET = 3600;	1747	our $MAX_RESET = 3600;
1578	our $DEFAULT_RESET = 3000;	1748	our $DEFAULT_RESET = 3000;
1579		1749
1580	sub generate_random_map {	1750	sub generate_random_map {
1581	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
1582	# mit "rum" bekleckern, nicht	1755	# mit "rum" bekleckern, nicht
1583	$self->_create_random_map (	1756	$self->_create_random_map (
1584	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1757	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1585	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1758	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1586	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1759	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1708		1881
1709	# the temporary/swap location	1882	# the temporary/swap location
1710	sub save_path {	1883	sub save_path {
1711	my ($self) = @_;	1884	my ($self) = @_;
1712		1885
1713	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1886	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1714	"$TMPDIR/$path.map"	1887	"$TMPDIR/$path.map"
1715	}	1888	}
1716		1889
1717	# the unique path, undef == no special unique path	1890	# the unique path, undef == no special unique path
1718	sub uniq_path {	1891	sub uniq_path {
1719	my ($self) = @_;	1892	my ($self) = @_;
1720		1893
1721	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1894	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1722	"$UNIQUEDIR/$path"	1895	"$UNIQUEDIR/$path"
1723	}
1724
1725	# and all this just because we cannot iterate over
1726	# all maps in C++...
1727	sub change_all_map_light {
1728	my ($change) = @_;
1729
1730	$_->change_map_light ($change)
1731	for grep $_->outdoor, values %cf::MAP;
1732	}	1896	}
1733		1897
1734	sub decay_objects {	1898	sub decay_objects {
1735	my ($self) = @_;	1899	my ($self) = @_;
1736		1900
…		…
1749		1913
1750	sub load_header_from($) {	1914	sub load_header_from($) {
1751	my ($self, $path) = @_;	1915	my ($self, $path) = @_;
1752		1916
1753	utf8::encode $path;	1917	utf8::encode $path;
1754	#aio_open $path, O_RDONLY, 0	1918	my $f = new_from_file cf::object::thawer $path
1755	# or return;
1756
1757	$self->_load_header ($path)
1758	or return;	1919	or return;
		1920
		1921	$self->_load_header ($f)
		1922	or return;
		1923
		1924	local $MAP_LOADING{$self->{path}} = $self;
		1925	$f->resolve_delayed_derefs;
1759		1926
1760	$self->{load_path} = $path;	1927	$self->{load_path} = $path;
1761		1928
1762	1	1929	1
1763	}	1930	}
…		…
1817	sub find {	1984	sub find {
1818	my ($path, $origin) = @_;	1985	my ($path, $origin) = @_;
1819		1986
1820	$path = normalise $path, $origin && $origin->path;	1987	$path = normalise $path, $origin && $origin->path;
1821		1988
		1989	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1822	cf::lock_wait "map_find:$path";	1990	my $guard2 = cf::lock_acquire "map_find:$path";
1823		1991
1824	$cf::MAP{$path} || do {	1992	$cf::MAP{$path} || do {
1825	my $guard = cf::lock_acquire "map_find:$path";
1826	my $map = new_from_path cf::map $path	1993	my $map = new_from_path cf::map $path
1827	or return;	1994	or return;
1828		1995
1829	$map->{last_save} = $cf::RUNTIME;	1996	$map->{last_save} = $cf::RUNTIME;
1830		1997
…		…
1832	or return;	1999	or return;
1833		2000
1834	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2001	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1835	# doing this can freeze the server in a sync job, obviously	2002	# doing this can freeze the server in a sync job, obviously
1836	#$cf::WAIT_FOR_TICK->wait;	2003	#$cf::WAIT_FOR_TICK->wait;
		2004	undef $guard2;
		2005	undef $guard1;
1837	$map->reset;	2006	$map->reset;
1838	undef $guard;
1839	return find $path;	2007	return find $path;
1840	}	2008	}
1841		2009
1842	$cf::MAP{$path} = $map	2010	$cf::MAP{$path} = $map
1843	}	2011	}
1844	}	2012	}
1845		2013
1846	sub pre_load { }	2014	sub pre_load { }
1847	sub post_load { }	2015	#sub post_load { } # XS
1848		2016
1849	sub load {	2017	sub load {
1850	my ($self) = @_;	2018	my ($self) = @_;
1851		2019
1852	local $self->{deny_reset} = 1; # loading can take a long time	2020	local $self->{deny_reset} = 1; # loading can take a long time
1853		2021
1854	my $path = $self->{path};	2022	my $path = $self->{path};
1855		2023
1856	{	2024	{
1857	my $guard1 = cf::lock_acquire "map_data:$path";	2025	my $guard = cf::lock_acquire "map_data:$path";
1858	my $guard2 = cf::lock_acquire "map_load:$path";
1859		2026
		2027	return unless $self->valid;
1860	return if $self->in_memory != cf::MAP_SWAPPED;	2028	return unless $self->in_memory == cf::MAP_SWAPPED;
1861		2029
1862	$self->in_memory (cf::MAP_LOADING);	2030	$self->in_memory (cf::MAP_LOADING);
1863		2031
1864	$self->alloc;	2032	$self->alloc;
1865		2033
1866	$self->pre_load;	2034	$self->pre_load;
1867	cf::cede_to_tick;	2035	cf::cede_to_tick;
1868		2036
		2037	my $f = new_from_file cf::object::thawer $self->{load_path};
		2038	$f->skip_block;
1869	$self->_load_objects ($self->{load_path}, 1)	2039	$self->_load_objects ($f)
1870	or return;	2040	or return;
1871		2041
1872	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2042	$self->post_load_original
1873	if delete $self->{load_original};	2043	if delete $self->{load_original};
1874		2044
1875	if (my $uniq = $self->uniq_path) {	2045	if (my $uniq = $self->uniq_path) {
1876	utf8::encode $uniq;	2046	utf8::encode $uniq;
1877	if (aio_open $uniq, O_RDONLY, 0) {	2047	unless (aio_stat $uniq) {
		2048	if (my $f = new_from_file cf::object::thawer $uniq) {
1878	$self->clear_unique_items;	2049	$self->clear_unique_items;
1879	$self->_load_objects ($uniq, 0);	2050	$self->_load_objects ($f);
		2051	$f->resolve_delayed_derefs;
		2052	}
1880	}	2053	}
1881	}	2054	}
		2055
		2056	$f->resolve_delayed_derefs;
1882		2057
1883	cf::cede_to_tick;	2058	cf::cede_to_tick;
1884	# now do the right thing for maps	2059	# now do the right thing for maps
1885	$self->link_multipart_objects;	2060	$self->link_multipart_objects;
1886	$self->difficulty ($self->estimate_difficulty)	2061	$self->difficulty ($self->estimate_difficulty)
…		…
1890	unless ($self->{deny_activate}) {	2065	unless ($self->{deny_activate}) {
1891	$self->decay_objects;	2066	$self->decay_objects;
1892	$self->fix_auto_apply;	2067	$self->fix_auto_apply;
1893	$self->update_buttons;	2068	$self->update_buttons;
1894	cf::cede_to_tick;	2069	cf::cede_to_tick;
1895	$self->set_darkness_map;
1896	cf::cede_to_tick;
1897	$self->activate;	2070	$self->activate;
1898	}	2071	}
1899		2072
1900	$self->{last_save} = $cf::RUNTIME;	2073	$self->{last_save} = $cf::RUNTIME;
1901	$self->last_access ($cf::RUNTIME);	2074	$self->last_access ($cf::RUNTIME);
1902		2075
1903	$self->in_memory (cf::MAP_IN_MEMORY);	2076	$self->in_memory (cf::MAP_ACTIVE);
1904	}	2077	}
1905		2078
1906	$self->post_load;	2079	$self->post_load;
1907	}	2080	}
1908		2081
…		…
1966	my ($path, $origin, $load) = @_;	2139	my ($path, $origin, $load) = @_;
1967		2140
1968	$path = normalise $path, $origin && $origin->{path};	2141	$path = normalise $path, $origin && $origin->{path};
1969		2142
1970	if (my $map = $cf::MAP{$path}) {	2143	if (my $map = $cf::MAP{$path}) {
1971	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2144	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1972	}	2145	}
1973		2146
1974	$MAP_PREFETCH{$path} |= $load;	2147	$MAP_PREFETCH{$path} |= $load;
1975		2148
1976	$MAP_PREFETCHER ||= cf::async {	2149	$MAP_PREFETCHER ||= cf::async {
		2150	$Coro::current->{desc} = "map prefetcher";
		2151
1977	while (%MAP_PREFETCH) {	2152	while (%MAP_PREFETCH) {
1978	while (my ($k, $v) = each %MAP_PREFETCH) {	2153	while (my ($k, $v) = each %MAP_PREFETCH) {
1979	if (my $map = find $k) {	2154	if (my $map = find $k) {
1980	$map->load if $v;	2155	$map->load if $v;
1981	}	2156	}
…		…
2007	return if $self->{deny_save};	2182	return if $self->{deny_save};
2008		2183
2009	local $self->{last_access} = $self->last_access;#d#	2184	local $self->{last_access} = $self->last_access;#d#
2010		2185
2011	cf::async {	2186	cf::async {
		2187	$Coro::current->{desc} = "map player save";
2012	$_->contr->save for $self->players;	2188	$_->contr->save for $self->players;
2013	};	2189	};
		2190
		2191	cf::get_slot 0.02;
2014		2192
2015	if ($uniq) {	2193	if ($uniq) {
2016	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2194	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2017	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2195	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2018	} else {	2196	} else {
…		…
2027	$self->save;	2205	$self->save;
2028		2206
2029	my $lock = cf::lock_acquire "map_data:$self->{path}";	2207	my $lock = cf::lock_acquire "map_data:$self->{path}";
2030		2208
2031	return if $self->players;	2209	return if $self->players;
2032	return if $self->in_memory != cf::MAP_IN_MEMORY;	2210	return if $self->in_memory != cf::MAP_ACTIVE;
2033	return if $self->{deny_save};	2211	return if $self->{deny_save};
2034		2212
		2213	$self->in_memory (cf::MAP_SWAPPED);
		2214
		2215	$self->deactivate;
		2216	$_->clear_links_to ($self) for values %cf::MAP;
2035	$self->clear;	2217	$self->clear;
2036	$self->in_memory (cf::MAP_SWAPPED);
2037	}	2218	}
2038		2219
2039	sub reset_at {	2220	sub reset_at {
2040	my ($self) = @_;	2221	my ($self) = @_;
2041		2222
…		…
2059		2240
2060	my $lock = cf::lock_acquire "map_data:$self->{path}";	2241	my $lock = cf::lock_acquire "map_data:$self->{path}";
2061		2242
2062	return if $self->players;	2243	return if $self->players;
2063		2244
2064	warn "resetting map ", $self->path;	2245	warn "resetting map ", $self->path, "\n";
2065		2246
2066	$self->in_memory (cf::MAP_SWAPPED);	2247	$self->in_memory (cf::MAP_SWAPPED);
2067		2248
2068	# need to save uniques path	2249	# need to save uniques path
2069	unless ($self->{deny_save}) {	2250	unless ($self->{deny_save}) {
…		…
2073	if $uniq;	2254	if $uniq;
2074	}	2255	}
2075		2256
2076	delete $cf::MAP{$self->path};	2257	delete $cf::MAP{$self->path};
2077		2258
		2259	$self->deactivate;
		2260	$_->clear_links_to ($self) for values %cf::MAP;
2078	$self->clear;	2261	$self->clear;
2079
2080	$_->clear_links_to ($self) for values %cf::MAP;
2081		2262
2082	$self->unlink_save;	2263	$self->unlink_save;
2083	$self->destroy;	2264	$self->destroy;
2084	}	2265	}
2085		2266
2086	my $nuke_counter = "aaaa";	2267	my $nuke_counter = "aaaa";
2087		2268
2088	sub nuke {	2269	sub nuke {
2089	my ($self) = @_;	2270	my ($self) = @_;
2090		2271
		2272	{
		2273	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2274
2091	delete $cf::MAP{$self->path};	2275	delete $cf::MAP{$self->path};
2092		2276
2093	$self->unlink_save;	2277	$self->unlink_save;
2094		2278
2095	bless $self, "cf::map";	2279	bless $self, "cf::map";
2096	delete $self->{deny_reset};	2280	delete $self->{deny_reset};
2097	$self->{deny_save} = 1;	2281	$self->{deny_save} = 1;
2098	$self->reset_timeout (1);	2282	$self->reset_timeout (1);
2099	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2283	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2100		2284
2101	$cf::MAP{$self->path} = $self;	2285	$cf::MAP{$self->path} = $self;
		2286	}
2102		2287
2103	$self->reset; # polite request, might not happen	2288	$self->reset; # polite request, might not happen
2104	}	2289	}
2105		2290
2106	=item $maps = cf::map::tmp_maps	2291	=item $maps = cf::map::tmp_maps
…		…
2148		2333
2149	sub unique_maps() {	2334	sub unique_maps() {
2150	[	2335	[
2151	map {	2336	map {
2152	utf8::decode $_;	2337	utf8::decode $_;
2153	/\.map$/	2338	s/\.map$//; # TODO future compatibility hack
		2339	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2340	? ()
2154	? normalise $_	2341	: normalise $_
2155	: ()
2156	} @{ aio_readdir $UNIQUEDIR or [] }	2342	} @{ aio_readdir $UNIQUEDIR or [] }
2157	]	2343	]
2158	}	2344	}
2159		2345
2160	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	}
2161		2377
2162	=back	2378	=back
2163		2379
2164	=head3 cf::object	2380	=head3 cf::object
2165		2381
…		…
2169		2385
2170	=over 4	2386	=over 4
2171		2387
2172	=item $ob->inv_recursive	2388	=item $ob->inv_recursive
2173		2389
2174	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.
2175		2392
2176	=cut	2393	=cut
2177		2394
2178	sub inv_recursive_;	2395	sub inv_recursive_;
2179	sub inv_recursive_ {	2396	sub inv_recursive_ {
…		…
2182		2399
2183	sub inv_recursive {	2400	sub inv_recursive {
2184	inv_recursive_ inv $_[0]	2401	inv_recursive_ inv $_[0]
2185	}	2402	}
2186		2403
		2404	=item $ref = $ob->ref
		2405
		2406	Creates and returns a persistent reference to an object that can be stored as a string.
		2407
		2408	=item $ob = cf::object::deref ($refstring)
		2409
		2410	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2411	even if the object actually exists. May block.
		2412
		2413	=cut
		2414
		2415	sub deref {
		2416	my ($ref) = @_;
		2417
		2418	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2419	my ($uuid, $name) = ($1, $2);
		2420	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2421	or return;
		2422	$pl->ob->uuid eq $uuid
		2423	or return;
		2424
		2425	$pl->ob
		2426	} else {
		2427	warn "$ref: cannot resolve object reference\n";
		2428	undef
		2429	}
		2430	}
		2431
2187	package cf;	2432	package cf;
2188		2433
2189	=back	2434	=back
2190		2435
2191	=head3 cf::object::player	2436	=head3 cf::object::player
…		…
2197	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2442	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2198	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
2199	dialogue with the given NPC character.	2444	dialogue with the given NPC character.
2200		2445
2201	=cut	2446	=cut
		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	};
2202		2461
2203	# rough implementation of a future "reply" method that works	2462	# rough implementation of a future "reply" method that works
2204	# with dialog boxes.	2463	# with dialog boxes.
2205	#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
2206	sub cf::object::player::reply($$$;$) {	2465	sub cf::object::player::reply($$$;$) {
…		…
2218	my $dialog = $pl->{npc_dialog};	2477	my $dialog = $pl->{npc_dialog};
2219	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2478	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2220		2479
2221	} else {	2480	} else {
2222	$msg = $npc->name . " says: $msg" if $npc;	2481	$msg = $npc->name . " says: $msg" if $npc;
2223	$self->message ($msg, $flags);	2482	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2224	}	2483	}
2225	}	2484	}
2226	}	2485	}
2227		2486
2228	=item $object->send_msg ($channel, $msg, $color, [extra...])	2487	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2253		2512
2254	=item $player_object->enter_link	2513	=item $player_object->enter_link
2255		2514
2256	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}>).
2257		2516
2258	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.
2259	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.
2260		2521
2261	Will never block.	2522	Will never block.
2262		2523
2263	=item $player_object->leave_link ($map, $x, $y)	2524	=item $player_object->leave_link ($map, $x, $y)
2264		2525
…		…
2316	($x, $y) = (-1, -1)	2577	($x, $y) = (-1, -1)
2317	unless (defined $x) && (defined $y);	2578	unless (defined $x) && (defined $y);
2318		2579
2319	# use -1 or undef as default coordinates, not 0, 0	2580	# use -1 or undef as default coordinates, not 0, 0
2320	($x, $y) = ($map->enter_x, $map->enter_y)	2581	($x, $y) = ($map->enter_x, $map->enter_y)
2321	if $x <=0 && $y <= 0;	2582	if $x <= 0 && $y <= 0;
2322		2583
2323	$map->load;	2584	$map->load;
2324	$map->load_neighbours;	2585	$map->load_neighbours;
2325		2586
2326	return unless $self->contr->active;	2587	return unless $self->contr->active;
2327	$self->activate_recursive;
2328		2588
2329	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2589	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2330	$self->enter_map ($map, $x, $y);	2590	$self->enter_map ($map, $x, $y);
		2591
		2592	# only activate afterwards, to support waiting in hooks
		2593	$self->activate_recursive;
2331	}	2594	}
2332		2595
2333	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2596	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2334		2597
2335	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
2336	her, loading and preparing them map, calling the provided $check callback	2599	her, loading and preparing them map, calling the provided $check callback
2337	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
2338	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
2339	be called at the end of this process.	2602	be called at the end of this process.
2340		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
2341	=cut	2607	=cut
2342		2608
2343	our $GOTOGEN;	2609	our $GOTOGEN;
2344		2610
2345	sub cf::object::player::goto {	2611	sub cf::object::player::goto {
…		…
2349	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2615	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2350		2616
2351	$self->enter_link;	2617	$self->enter_link;
2352		2618
2353	(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
2354	my $map = eval {	2641	my $map = eval {
2355	my $map = cf::map::find $path;	2642	my $map = defined $path ? cf::map::find $path : undef;
2356		2643
2357	if ($map) {	2644	if ($map) {
2358	$map = $map->customise_for ($self);	2645	$map = $map->customise_for ($self);
2359	$map = $check->($map) if $check && $map;	2646	$map = $check->($map) if $check && $map;
2360	} else {	2647	} else {
2361	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2648	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2362	}	2649	}
2363		2650
2364	$map	2651	$map
2365	};	2652	};
2366		2653
…		…
2402	}	2689	}
2403		2690
2404	sub prepare_random_map {	2691	sub prepare_random_map {
2405	my ($exit) = @_;	2692	my ($exit) = @_;
2406		2693
2407	my $guard = cf::lock_acquire "exit_prepare:$exit";
2408
2409	# all this does is basically replace the /! path by	2694	# all this does is basically replace the /! path by
2410	# a new random map path (?random/...) with a seed	2695	# a new random map path (?random/...) with a seed
2411	# that depends on the exit object	2696	# that depends on the exit object
2412		2697
2413	my $rmp = parse_random_map_params $exit->msg;	2698	my $rmp = parse_random_map_params $exit->msg;
…		…
2415	if ($exit->map) {	2700	if ($exit->map) {
2416	$rmp->{region} = $exit->region->name;	2701	$rmp->{region} = $exit->region->name;
2417	$rmp->{origin_map} = $exit->map->path;	2702	$rmp->{origin_map} = $exit->map->path;
2418	$rmp->{origin_x} = $exit->x;	2703	$rmp->{origin_x} = $exit->x;
2419	$rmp->{origin_y} = $exit->y;	2704	$rmp->{origin_y} = $exit->y;
		2705
		2706	$exit->map->touch;
2420	}	2707	}
2421		2708
2422	$rmp->{random_seed} ||= $exit->random_seed;	2709	$rmp->{random_seed} ||= $exit->random_seed;
2423		2710
2424	my $data = cf::to_json $rmp;	2711	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2425	my $md5 = Digest::MD5::md5_hex $data;	2712	my $md5 = Digest::MD5::md5_hex $data;
2426	my $meta = "$RANDOMDIR/$md5.meta";	2713	my $meta = "$RANDOMDIR/$md5.meta";
2427		2714
2428	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2715	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2429	aio_write $fh, 0, (length $data), $data, 0;	2716	aio_write $fh, 0, (length $data), $data, 0;
2430	undef $fh;	2717	undef $fh;
2431	aio_rename "$meta~", $meta;	2718	aio_rename "$meta~", $meta;
2432		2719
		2720	my $slaying = "?random/$md5";
		2721
		2722	if ($exit->valid) {
2433	$exit->slaying ("?random/$md5");	2723	$exit->slaying ("?random/$md5");
2434	$exit->msg (undef);	2724	$exit->msg (undef);
		2725	}
2435	}	2726	}
2436	}	2727	}
2437		2728
2438	sub cf::object::player::enter_exit {	2729	sub cf::object::player::enter_exit {
2439	my ($self, $exit) = @_;	2730	my ($self, $exit) = @_;
2440		2731
2441	return unless $self->type == cf::PLAYER;	2732	return unless $self->type == cf::PLAYER;
2442		2733
2443	if ($exit->slaying eq "/!") {
2444	#TODO: this should de-fi-ni-te-ly not be a sync-job
2445	# the problem is that $exit might not survive long enough
2446	# so it needs to be done right now, right here
2447	cf::sync_job { prepare_random_map $exit };
2448	}
2449
2450	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2451	my $hp = $exit->stats->hp;
2452	my $sp = $exit->stats->sp;
2453
2454	$self->enter_link;	2734	$self->enter_link;
2455		2735
2456	# if exit is damned, update players death & WoR home-position
2457	$self->contr->savebed ($slaying, $hp, $sp)
2458	if $exit->flag (FLAG_DAMNED);
2459
2460	(async {	2736	(async {
2461	$self->deactivate_recursive; # just to be sure	2737	$Coro::current->{desc} = "enter_exit";
		2738
2462	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
2463	$self->goto ($slaying, $hp, $sp);	2754	$self->goto ($map, $x, $y);
2464		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
2465	1;	2760	1
2466	}) {	2761	}) {
2467	$self->message ("Something went wrong deep within the crossfire server. "	2762	$self->message ("Something went wrong deep within the deliantra server. "
2468	. "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. "
2469	. "Please report this to the dungeon master!",	2764	. "Please report this to the dungeon master!",
2470	cf::NDI_UNIQUE | cf::NDI_RED);	2765	cf::NDI_UNIQUE | cf::NDI_RED);
2471		2766
2472	warn "ERROR in enter_exit: $@";	2767	warn "ERROR in enter_exit: $@";
…		…
2489	sub cf::client::send_drawinfo {	2784	sub cf::client::send_drawinfo {
2490	my ($self, $text, $flags) = @_;	2785	my ($self, $text, $flags) = @_;
2491		2786
2492	utf8::encode $text;	2787	utf8::encode $text;
2493	$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);
2494	}	2814	}
2495		2815
2496	=item $client->send_msg ($channel, $msg, $color, [extra...])	2816	=item $client->send_msg ($channel, $msg, $color, [extra...])
2497		2817
2498	Send a drawinfo or msg packet to the client, formatting the msg for the	2818	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2500	the message, with C<log> being the default. If C<$color> is negative, suppress	2820	the message, with C<log> being the default. If C<$color> is negative, suppress
2501	the message unless the client supports the msg packet.	2821	the message unless the client supports the msg packet.
2502		2822
2503	=cut	2823	=cut
2504		2824
		2825	# non-persistent channels (usually the info channel)
		2826	our %CHANNEL = (
		2827	"c/motd" => {
		2828	id => "infobox",
		2829	title => "MOTD",
		2830	reply => undef,
		2831	tooltip => "The message of the day",
		2832	},
		2833	"c/identify" => {
		2834	id => "infobox",
		2835	title => "Identify",
		2836	reply => undef,
		2837	tooltip => "Items recently identified",
		2838	},
		2839	"c/examine" => {
		2840	id => "infobox",
		2841	title => "Examine",
		2842	reply => undef,
		2843	tooltip => "Signs and other items you examined",
		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" => $CHAT_CHANNEL,
		2937	);
		2938
2505	sub cf::client::send_msg {	2939	sub cf::client::send_msg {
2506	my ($self, $channel, $msg, $color, @extra) = @_;	2940	my ($self, $channel, $msg, $color, @extra) = @_;
2507		2941
2508	$msg = $self->pl->expand_cfpod ($msg);	2942	$msg = $self->pl->expand_cfpod ($msg)
		2943	unless $color & cf::NDI_VERBATIM;
2509		2944
2510	$color &= cf::NDI_CLIENT_MASK; # just in case...	2945	$color &= cf::NDI_CLIENT_MASK; # just in case...
2511		2946
		2947	# check predefined channels, for the benefit of C
		2948	if ($CHANNEL{$channel}) {
		2949	$channel = $CHANNEL{$channel};
		2950
		2951	$self->ext_msg (channel_info => $channel);
		2952	$channel = $channel->{id};
		2953
2512	if (ref $channel) {	2954	} elsif (ref $channel) {
2513	# send meta info to client, if not yet sent	2955	# send meta info to client, if not yet sent
2514	unless (exists $self->{channel}{$channel->{id}}) {	2956	unless (exists $self->{channel}{$channel->{id}}) {
2515	$self->{channel}{$channel->{id}} = $channel;	2957	$self->{channel}{$channel->{id}} = $channel;
2516	$self->ext_msg (channel_info => $channel);	2958	$self->ext_msg (channel_info => $channel);
2517	}	2959	}
…		…
2519	$channel = $channel->{id};	2961	$channel = $channel->{id};
2520	}	2962	}
2521		2963
2522	return unless @extra || length $msg;	2964	return unless @extra || length $msg;
2523		2965
2524	if ($self->can_msg) {
2525	# default colour, mask it out	2966	# default colour, mask it out
2526	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2967	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2527	if $color & cf::NDI_DEF;	2968	if $color & cf::NDI_DEF;
2528		2969
2529	$self->send_packet ("msg " . $self->{json_coder}->encode (	2970	my $pkt = "msg "
		2971	. $self->{json_coder}->encode (
2530	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2972	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2531	} else {	2973	);
2532	if ($color >= 0) {
2533	# replace some tags by gcfclient-compatible ones
2534	for ($msg) {
2535	1 while
2536	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2537	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2538	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2539	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2540	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2541	}
2542		2974
2543	$color &= cf::NDI_COLOR_MASK;	2975	$self->send_big_packet ($pkt);
2544
2545	utf8::encode $msg;
2546
2547	if (0 && $msg =~ /\[/) {
2548	# COMMAND/INFO
2549	$self->send_packet ("drawextinfo $color 10 8 $msg")
2550	} else {
2551	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2552	$self->send_packet ("drawinfo $color $msg")
2553	}
2554	}
2555	}
2556	}	2976	}
2557		2977
2558	=item $client->ext_msg ($type, @msg)	2978	=item $client->ext_msg ($type, @msg)
2559		2979
2560	Sends an ext event to the client.	2980	Sends an ext event to the client.
…		…
2563		2983
2564	sub cf::client::ext_msg($$@) {	2984	sub cf::client::ext_msg($$@) {
2565	my ($self, $type, @msg) = @_;	2985	my ($self, $type, @msg) = @_;
2566		2986
2567	if ($self->extcmd == 2) {	2987	if ($self->extcmd == 2) {
2568	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	2988	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2569	} elsif ($self->extcmd == 1) { # TODO: remove	2989	} elsif ($self->extcmd == 1) { # TODO: remove
2570	push @msg, msgtype => "event_$type";	2990	push @msg, msgtype => "event_$type";
2571	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2991	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2572	}	2992	}
2573	}	2993	}
2574		2994
2575	=item $client->ext_reply ($msgid, @msg)	2995	=item $client->ext_reply ($msgid, @msg)
2576		2996
…		…
2580		3000
2581	sub cf::client::ext_reply($$@) {	3001	sub cf::client::ext_reply($$@) {
2582	my ($self, $id, @msg) = @_;	3002	my ($self, $id, @msg) = @_;
2583		3003
2584	if ($self->extcmd == 2) {	3004	if ($self->extcmd == 2) {
2585	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3005	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2586	} elsif ($self->extcmd == 1) {	3006	} elsif ($self->extcmd == 1) {
2587	#TODO: version 1, remove	3007	#TODO: version 1, remove
2588	unshift @msg, msgtype => "reply", msgid => $id;	3008	unshift @msg, msgtype => "reply", msgid => $id;
2589	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3009	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2590	}	3010	}
2591	}	3011	}
2592		3012
2593	=item $success = $client->query ($flags, "text", \&cb)	3013	=item $success = $client->query ($flags, "text", \&cb)
2594		3014
…		…
2721	our $safe_hole = new Safe::Hole;	3141	our $safe_hole = new Safe::Hole;
2722		3142
2723	$SIG{FPE} = 'IGNORE';	3143	$SIG{FPE} = 'IGNORE';
2724		3144
2725	$safe->permit_only (Opcode::opset qw(	3145	$safe->permit_only (Opcode::opset qw(
2726	:base_core :base_mem :base_orig :base_math	3146	:base_core :base_mem :base_orig :base_math :base_loop
2727	grepstart grepwhile mapstart mapwhile	3147	grepstart grepwhile mapstart mapwhile
2728	sort time	3148	sort time
2729	));	3149	));
2730		3150
2731	# here we export the classes and methods available to script code	3151	# here we export the classes and methods available to script code
…		…
2733	=pod	3153	=pod
2734		3154
2735	The following functions and methods are available within a safe environment:	3155	The following functions and methods are available within a safe environment:
2736		3156
2737	cf::object	3157	cf::object
2738	contr pay_amount pay_player map x y force_find force_add	3158	contr pay_amount pay_player map x y force_find force_add destroy
2739	insert remove name archname title slaying race decrease_ob_nr	3159	insert remove name archname title slaying race decrease split
		3160	value
2740		3161
2741	cf::object::player	3162	cf::object::player
2742	player	3163	player
2743		3164
2744	cf::player	3165	cf::player
…		…
2749		3170
2750	=cut	3171	=cut
2751		3172
2752	for (	3173	for (
2753	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3174	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2754	insert remove inv name archname title slaying race	3175	insert remove inv nrof name archname title slaying race
2755	decrease_ob_nr)],	3176	decrease split destroy change_exp value msg lore send_msg)],
2756	["cf::object::player" => qw(player)],	3177	["cf::object::player" => qw(player)],
2757	["cf::player" => qw(peaceful)],	3178	["cf::player" => qw(peaceful send_msg)],
2758	["cf::map" => qw(trigger)],	3179	["cf::map" => qw(trigger)],
2759	) {	3180	) {
2760	no strict 'refs';	3181	no strict 'refs';
2761	my ($pkg, @funs) = @$_;	3182	my ($pkg, @funs) = @$_;
2762	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3183	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2780		3201
2781	my $qcode = $code;	3202	my $qcode = $code;
2782	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3203	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2783	$qcode =~ s/\n/\\n/g;	3204	$qcode =~ s/\n/\\n/g;
2784		3205
		3206	%vars = (_dummy => 0) unless %vars;
		3207
		3208	my @res;
2785	local $_;	3209	local $_;
2786	local @safe::cf::_safe_eval_args = values %vars;
2787		3210
2788	my $eval =	3211	my $eval =
2789	"do {\n"	3212	"do {\n"
2790	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3213	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2791	. "#line 0 \"{$qcode}\"\n"	3214	. "#line 0 \"{$qcode}\"\n"
2792	. $code	3215	. $code
2793	. "\n}"	3216	. "\n}"
2794	;	3217	;
2795		3218
		3219	if ($CFG{safe_eval}) {
2796	sub_generation_inc;	3220	sub_generation_inc;
		3221	local @safe::cf::_safe_eval_args = values %vars;
2797	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3222	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2798	sub_generation_inc;	3223	sub_generation_inc;
		3224	} else {
		3225	local @cf::_safe_eval_args = values %vars;
		3226	@res = wantarray ? eval eval : scalar eval $eval;
		3227	}
2799		3228
2800	if ($@) {	3229	if ($@) {
2801	warn "$@";	3230	warn "$@";
2802	warn "while executing safe code '$code'\n";	3231	warn "while executing safe code '$code'\n";
2803	warn "with arguments " . (join " ", %vars) . "\n";	3232	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2822	=cut	3251	=cut
2823		3252
2824	sub register_script_function {	3253	sub register_script_function {
2825	my ($fun, $cb) = @_;	3254	my ($fun, $cb) = @_;
2826		3255
2827	no strict 'refs';	3256	$fun = "safe::$fun" if $CFG{safe_eval};
2828	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3257	*$fun = $safe_hole->wrap ($cb);
2829	}	3258	}
2830		3259
2831	=back	3260	=back
2832		3261
2833	=cut	3262	=cut
…		…
2854		3283
2855	$facedata->{version} == 2	3284	$facedata->{version} == 2
2856	or cf::cleanup "$path: version mismatch, cannot proceed.";	3285	or cf::cleanup "$path: version mismatch, cannot proceed.";
2857		3286
2858	# 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]);
2859	$facedata->{resource}{"res/exp_table"} = {	3289	$facedata->{resource}{"res/exp_table"} = {
2860	type => FT_RSRC,	3290	type => FT_RSRC,
2861	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),
2862	};	3293	};
2863	cf::cede_to_tick;	3294	cf::cede_to_tick;
2864		3295
2865	{	3296	{
2866	my $faces = $facedata->{faceinfo};	3297	my $faces = $facedata->{faceinfo};
2867		3298
2868	while (my ($face, $info) = each %$faces) {	3299	while (my ($face, $info) = each %$faces) {
2869	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3300	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3301
2870	cf::face::set_visibility $idx, $info->{visibility};	3302	cf::face::set_visibility $idx, $info->{visibility};
2871	cf::face::set_magicmap $idx, $info->{magicmap};	3303	cf::face::set_magicmap $idx, $info->{magicmap};
2872	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3304	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2873	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3305	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2874		3306
2875	cf::cede_to_tick;	3307	cf::cede_to_tick;
2876	}	3308	}
2877		3309
2878	while (my ($face, $info) = each %$faces) {	3310	while (my ($face, $info) = each %$faces) {
2879	next unless $info->{smooth};	3311	next unless $info->{smooth};
		3312
2880	my $idx = cf::face::find $face	3313	my $idx = cf::face::find $face
2881	or next;	3314	or next;
		3315
2882	if (my $smooth = cf::face::find $info->{smooth}) {	3316	if (my $smooth = cf::face::find $info->{smooth}) {
2883	cf::face::set_smooth $idx, $smooth;	3317	cf::face::set_smooth $idx, $smooth;
2884	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3318	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2885	} else {	3319	} else {
2886	warn "smooth face '$info->{smooth}' not found for face '$face'";	3320	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2900		3334
2901	cf::anim::invalidate_all; # d'oh	3335	cf::anim::invalidate_all; # d'oh
2902	}	3336	}
2903		3337
2904	{	3338	{
2905	# TODO: for gcfclient pleasure, we should give resources
2906	# that gcfclient doesn't grok a >10000 face index.
2907	my $res = $facedata->{resource};	3339	my $res = $facedata->{resource};
2908		3340
2909	my $soundconf = delete $res->{"res/sound.conf"};
2910
2911	while (my ($name, $info) = each %$res) {	3341	while (my ($name, $info) = each %$res) {
		3342	if (defined $info->{type}) {
2912	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3343	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2913	my $data;
2914		3344
2915	if ($info->{type} & 1) {	3345	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
2916	# prepend meta info	3346	cf::face::set_type $idx, $info->{type};
2917
2918	my $meta = $enc->encode ({
2919	name => $name,
2920	%{ $info->{meta} || {} },
2921	});
2922
2923	$data = pack "(w/a*)*", $meta, $info->{data};
2924	} else {	3347	} else {
2925	$data = $info->{data};	3348	$RESOURCE{$name} = $info;
2926	}	3349	}
2927		3350
2928	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2929	cf::face::set_type $idx, $info->{type};
2930
2931	cf::cede_to_tick;	3351	cf::cede_to_tick;
2932	}	3352	}
2933
2934	if ($soundconf) {
2935	$soundconf = $enc->decode (delete $soundconf->{data});
2936
2937	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2938	my $sound = $soundconf->{compat}[$_]
2939	or next;
2940
2941	my $face = cf::face::find "sound/$sound->[1]";
2942	cf::sound::set $sound->[0] => $face;
2943	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2944	}
2945
2946	while (my ($k, $v) = each %{$soundconf->{event}}) {
2947	my $face = cf::face::find "sound/$v";
2948	cf::sound::set $k => $face;
2949	}
2950	}
2951	}	3353	}
		3354
		3355	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2952		3356
2953	1	3357	1
2954	}	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 => $face;
		3376	}
		3377	}
		3378	});
2955		3379
2956	register_exticmd fx_want => sub {	3380	register_exticmd fx_want => sub {
2957	my ($ns, $want) = @_;	3381	my ($ns, $want) = @_;
2958		3382
2959	while (my ($k, $v) = each %$want) {	3383	while (my ($k, $v) = each %$want) {
2960	$ns->fx_want ($k, $v);	3384	$ns->fx_want ($k, $v);
2961	}	3385	}
2962	};	3386	};
		3387
		3388	sub load_resource_file($) {
		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	$status
		3396	}
2963		3397
2964	sub reload_regions {	3398	sub reload_regions {
2965	# HACK to clear player env face cache, we need some signal framework	3399	# HACK to clear player env face cache, we need some signal framework
2966	# for this (global event?)	3400	# for this (global event?)
2967	%ext::player_env::MUSIC_FACE_CACHE = ();	3401	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
2981	}	3415	}
2982		3416
2983	sub reload_archetypes {	3417	sub reload_archetypes {
2984	load_resource_file "$DATADIR/archetypes"	3418	load_resource_file "$DATADIR/archetypes"
2985	or die "unable to load archetypes\n";	3419	or die "unable to load archetypes\n";
2986	#d# NEED to laod twice to resolve forward references
2987	# this really needs to be done in an extra post-pass
2988	# (which needs to be synchronous, so solve it differently)
2989	load_resource_file "$DATADIR/archetypes"
2990	or die "unable to load archetypes\n";
2991	}	3420	}
2992		3421
2993	sub reload_treasures {	3422	sub reload_treasures {
2994	load_resource_file "$DATADIR/treasures"	3423	load_resource_file "$DATADIR/treasures"
2995	or die "unable to load treasurelists\n";	3424	or die "unable to load treasurelists\n";
2996	}	3425	}
2997		3426
2998	sub reload_resources {	3427	sub reload_resources {
2999	warn "reloading resource files...\n";	3428	warn "reloading resource files...\n";
3000		3429
		3430	reload_facedata;
		3431	reload_archetypes;
3001	reload_regions;	3432	reload_regions;
3002	reload_facedata;
3003	#reload_archetypes;#d#
3004	reload_archetypes;
3005	reload_treasures;	3433	reload_treasures;
3006		3434
3007	warn "finished reloading resource files\n";	3435	warn "finished reloading resource files\n";
3008	}	3436	}
3009		3437
3010	sub init {
3011	reload_resources;
3012	}
3013
3014	sub reload_config {	3438	sub reload_config {
		3439	warn "reloading config file...\n";
		3440
3015	open my $fh, "<:utf8", "$CONFDIR/config"	3441	open my $fh, "<:utf8", "$CONFDIR/config"
3016	or return;	3442	or return;
3017		3443
3018	local $/;	3444	local $/;
3019	*CFG = YAML::Syck::Load <$fh>;	3445	*CFG = YAML::XS::Load scalar <$fh>;
3020		3446
3021	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3447	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3022		3448
3023	$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};
3024	$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};
…		…
3028	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3454	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3029	and die "WARNING: m(un)lockall failed: $!\n";	3455	and die "WARNING: m(un)lockall failed: $!\n";
3030	};	3456	};
3031	warn $@ if $@;	3457	warn $@ if $@;
3032	}	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;
3033	}	3489	}
3034		3490
3035	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
3036	# we must not ever block the main coroutine	3506	# we must not ever block the main coroutine
3037	local $Coro::idle = sub {	3507	local $Coro::idle = sub {
3038	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#
3039	(async {	3509	(async {
3040	Event::one_event;	3510	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3511	EV::loop EV::LOOP_ONESHOT;
3041	})->prio (Coro::PRIO_MAX);	3512	})->prio (Coro::PRIO_MAX);
3042	};	3513	};
3043		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;
3044	reload_config;	3522	reload_config;
3045	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
3046	load_extensions;	3534	load_extensions;
3047		3535
3048	$TICK_WATCHER->start;	3536	utime time, time, $RUNTIMEFILE;
3049	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;
3050	}	3546	}
3051		3547
3052	#############################################################################	3548	#############################################################################
3053	# initialisation and cleanup	3549	# initialisation and cleanup
3054		3550
3055	# install some emergency cleanup handlers	3551	# install some emergency cleanup handlers
3056	BEGIN {	3552	BEGIN {
		3553	our %SIGWATCHER = ();
3057	for my $signal (qw(INT HUP TERM)) {	3554	for my $signal (qw(INT HUP TERM)) {
3058	Event->signal (	3555	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3059	reentrant => 0,
3060	data => WF_AUTOCANCEL,
3061	signal => $signal,
3062	prio => 0,
3063	cb => sub {
3064	cf::cleanup "SIG$signal";	3556	cf::cleanup "SIG$signal";
3065	},
3066	);	3557	};
3067	}	3558	}
3068	}	3559	}
3069		3560
3070	sub write_runtime {	3561	sub write_runtime_sync {
3071	my $runtime = "$LOCALDIR/runtime";
3072
3073	# first touch the runtime file to show we are still running:	3562	# first touch the runtime file to show we are still running:
3074	# the fsync below can take a very very long time.	3563	# the fsync below can take a very very long time.
3075		3564
3076	IO::AIO::aio_utime $runtime, undef, undef;	3565	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3077		3566
3078	my $guard = cf::lock_acquire "write_runtime";	3567	my $guard = cf::lock_acquire "write_runtime";
3079		3568
3080	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3569	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3081	or return;	3570	or return;
3082		3571
3083	my $value = $cf::RUNTIME + 90 + 10;	3572	my $value = $cf::RUNTIME + 90 + 10;
3084	# 10 is the runtime save interval, for a monotonic clock	3573	# 10 is the runtime save interval, for a monotonic clock
3085	# 60 allows for the watchdog to kill the server.	3574	# 60 allows for the watchdog to kill the server.
…		…
3095	aio_utime $fh, undef, undef;	3584	aio_utime $fh, undef, undef;
3096		3585
3097	close $fh	3586	close $fh
3098	or return;	3587	or return;
3099		3588
3100	aio_rename "$runtime~", $runtime	3589	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3101	and return;	3590	and return;
3102		3591
3103	warn "runtime file written.\n";	3592	warn "runtime file written.\n";
3104		3593
3105	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 };
3106	}	3645	}
3107		3646
3108	sub emergency_save() {	3647	sub emergency_save() {
3109	my $freeze_guard = cf::freeze_mainloop;	3648	my $freeze_guard = cf::freeze_mainloop;
3110		3649
3111	warn "enter emergency perl save\n";	3650	warn "emergency_perl_save: enter\n";
3112		3651
3113	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
3114	# use a peculiar iteration method to avoid tripping on perl	3658	# use a peculiar iteration method to avoid tripping on perl
3115	# refcount bugs in for. also avoids problems with players	3659	# refcount bugs in for. also avoids problems with players
3116	# and maps saved/destroyed asynchronously.	3660	# and maps saved/destroyed asynchronously.
3117	warn "begin emergency player save\n";	3661	warn "emergency_perl_save: begin player save\n";
3118	for my $login (keys %cf::PLAYER) {	3662	for my $login (keys %cf::PLAYER) {
3119	my $pl = $cf::PLAYER{$login} or next;	3663	my $pl = $cf::PLAYER{$login} or next;
3120	$pl->valid or next;	3664	$pl->valid or next;
		3665	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3121	$pl->save;	3666	$pl->save;
3122	}	3667	}
3123	warn "end emergency player save\n";	3668	warn "emergency_perl_save: end player save\n";
3124		3669
3125	warn "begin emergency map save\n";	3670	warn "emergency_perl_save: begin map save\n";
3126	for my $path (keys %cf::MAP) {	3671	for my $path (keys %cf::MAP) {
3127	my $map = $cf::MAP{$path} or next;	3672	my $map = $cf::MAP{$path} or next;
3128	$map->valid or next;	3673	$map->valid or next;
3129	$map->save;	3674	$map->save;
3130	}	3675	}
3131	warn "end emergency map save\n";	3676	warn "emergency_perl_save: end map save\n";
3132		3677
3133	warn "begin emergency database checkpoint\n";	3678	warn "emergency_perl_save: begin database checkpoint\n";
3134	BDB::db_env_txn_checkpoint $DB_ENV;	3679	BDB::db_env_txn_checkpoint $DB_ENV;
3135	warn "end emergency database checkpoint\n";	3680	warn "emergency_perl_save: end database checkpoint\n";
		3681
		3682	warn "emergency_perl_save: begin write uuid\n";
		3683	write_uuid_sync 1;
		3684	warn "emergency_perl_save: end write uuid\n";
3136	};	3685	};
3137		3686
		3687	warn "emergency_perl_save: starting sync()\n";
		3688	IO::AIO::aio_sync sub {
		3689	warn "emergency_perl_save: finished sync()\n";
		3690	};
		3691
3138	warn "leave emergency perl save\n";	3692	warn "emergency_perl_save: leave\n";
3139	}	3693	}
3140		3694
3141	sub post_cleanup {	3695	sub post_cleanup {
3142	my ($make_core) = @_;	3696	my ($make_core) = @_;
3143		3697
3144	warn Carp::longmess "post_cleanup backtrace"	3698	warn Carp::longmess "post_cleanup backtrace"
3145	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#
3146	}	3729	}
3147		3730
3148	sub do_reload_perl() {	3731	sub do_reload_perl() {
3149	# can/must only be called in main	3732	# can/must only be called in main
3150	if ($Coro::current != $Coro::main) {	3733	if ($Coro::current != $Coro::main) {
3151	warn "can only reload from main coroutine";	3734	warn "can only reload from main coroutine";
3152	return;	3735	return;
3153	}	3736	}
3154		3737
		3738	return if $RELOAD++;
		3739
		3740	my $t1 = EV::time;
		3741
		3742	while ($RELOAD) {
3155	warn "reloading...";	3743	warn "reloading...";
3156		3744
3157	warn "entering sync_job";	3745	warn "entering sync_job";
3158		3746
3159	cf::sync_job {	3747	cf::sync_job {
3160	cf::write_runtime; # external watchdog should not bark	3748	cf::write_runtime_sync; # external watchdog should not bark
3161	cf::emergency_save;	3749	cf::emergency_save;
3162	cf::write_runtime; # external watchdog should not bark	3750	cf::write_runtime_sync; # external watchdog should not bark
3163		3751
3164	warn "syncing database to disk";	3752	warn "syncing database to disk";
3165	BDB::db_env_txn_checkpoint $DB_ENV;	3753	BDB::db_env_txn_checkpoint $DB_ENV;
3166		3754
3167	# 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
3168		3756
3169	warn "cancelling all WF_AUTOCANCEL watchers";
3170	for (Event::all_watchers) {
3171	$_->cancel if $_->data & WF_AUTOCANCEL;
3172	}
3173
3174	warn "flushing outstanding aio requests";	3757	warn "flushing outstanding aio requests";
3175	for (;;) {
3176	BDB::flush;
3177	IO::AIO::flush;
3178	Coro::cede;
3179	last unless IO::AIO::nreqs || BDB::nreqs;	3758	while (IO::AIO::nreqs || BDB::nreqs) {
3180	warn "iterate...";	3759	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3181	}
3182
3183	++$RELOAD;
3184
3185	warn "cancelling all extension coros";
3186	$_->cancel for values %EXT_CORO;
3187	%EXT_CORO = ();
3188
3189	warn "removing commands";
3190	%COMMAND = ();
3191
3192	warn "removing ext/exti commands";
3193	%EXTCMD = ();
3194	%EXTICMD = ();
3195
3196	warn "unloading/nuking all extensions";
3197	for my $pkg (@EXTS) {
3198	warn "... unloading $pkg";
3199
3200	if (my $cb = $pkg->can ("unload")) {
3201	eval {
3202	$cb->($pkg);
3203	1
3204	} or warn "$pkg unloaded, but with errors: $@";
3205	}	3760	}
3206		3761
3207	warn "... nuking $pkg";	3762	warn "cancelling all extension coros";
3208	Symbol::delete_package $pkg;	3763	$_->cancel for values %EXT_CORO;
3209	}	3764	%EXT_CORO = ();
3210		3765
3211	warn "unloading all perl modules loaded from $LIBDIR";	3766	warn "removing commands";
3212	while (my ($k, $v) = each %INC) {	3767	%COMMAND = ();
3213	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3214		3768
		3769	warn "removing ext/exti commands";
		3770	%EXTCMD = ();
		3771	%EXTICMD = ();
		3772
		3773	warn "unloading/nuking all extensions";
		3774	for my $pkg (@EXTS) {
3215	warn "... unloading $k";	3775	warn "... unloading $pkg";
3216	delete $INC{$k};
3217		3776
3218	$k =~ s/\.pm$//;
3219	$k =~ s/\//::/g;
3220
3221	if (my $cb = $k->can ("unload_module")) {	3777	if (my $cb = $pkg->can ("unload")) {
		3778	eval {
3222	$cb->();	3779	$cb->($pkg);
		3780	1
		3781	} or warn "$pkg unloaded, but with errors: $@";
		3782	}
		3783
		3784	warn "... clearing $pkg";
		3785	clear_package $pkg;
3223	}	3786	}
3224		3787
3225	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;
3226	}	3803	}
3227		3804
3228	warn "getting rid of safe::, as good as possible";	3805	warn "getting rid of safe::, as good as possible";
3229	Symbol::delete_package "safe::$_"	3806	clear_package "safe::$_"
3230	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);
3231		3808
3232	warn "unloading cf.pm \"a bit\"";	3809	warn "unloading cf.pm \"a bit\"";
3233	delete $INC{"cf.pm"};	3810	delete $INC{"cf.pm"};
3234	delete $INC{"cf/pod.pm"};	3811	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3235		3812
3236	# don't, removes xs symbols, too,	3813	# don't, removes xs symbols, too,
3237	# and global variables created in xs	3814	# and global variables created in xs
3238	#Symbol::delete_package __PACKAGE__;	3815	#clear_package __PACKAGE__;
3239		3816
3240	warn "unload completed, starting to reload now";	3817	warn "unload completed, starting to reload now";
3241		3818
3242	warn "reloading cf.pm";	3819	warn "reloading cf.pm";
3243	require cf;	3820	require cf;
3244	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3821	cf::_connect_to_perl_1;
3245		3822
3246	warn "loading config and database again";	3823	warn "loading config and database again";
3247	cf::reload_config;	3824	cf::reload_config;
3248		3825
3249	warn "loading extensions";	3826	warn "loading extensions";
3250	cf::load_extensions;	3827	cf::load_extensions;
3251		3828
		3829	if ($REATTACH_ON_RELOAD) {
3252	warn "reattaching attachments to objects/players";	3830	warn "reattaching attachments to objects/players";
3253	_global_reattach; # objects, sockets	3831	_global_reattach; # objects, sockets
3254	warn "reattaching attachments to maps";	3832	warn "reattaching attachments to maps";
3255	reattach $_ for values %MAP;	3833	reattach $_ for values %MAP;
3256	warn "reattaching attachments to players";	3834	warn "reattaching attachments to players";
3257	reattach $_ for values %PLAYER;	3835	reattach $_ for values %PLAYER;
		3836	}
3258		3837
		3838	warn "running post_init jobs";
		3839	(pop @POST_INIT)->(1) while @POST_INIT;
		3840
3259	warn "leaving sync_job";	3841	warn "leaving sync_job";
3260		3842
3261	1	3843	1
3262	} or do {	3844	} or do {
3263	warn $@;	3845	warn $@;
3264	warn "error while reloading, exiting.";	3846	cf::cleanup "error while reloading, exiting.";
3265	exit 1;
3266	};	3847	};
3267		3848
3268	warn "reloaded";	3849	warn "reloaded";
		3850	--$RELOAD;
		3851	}
		3852
		3853	$t1 = EV::time - $t1;
		3854	warn "reload completed in ${t1}s\n";
3269	};	3855	};
3270		3856
3271	our $RELOAD_WATCHER; # used only during reload	3857	our $RELOAD_WATCHER; # used only during reload
3272		3858
3273	sub reload_perl() {	3859	sub reload_perl() {
3274	# doing reload synchronously and two reloads happen back-to-back,	3860	# doing reload synchronously and two reloads happen back-to-back,
3275	# coro crashes during coro_state_free->destroy here.	3861	# coro crashes during coro_state_free->destroy here.
3276		3862
3277	$RELOAD_WATCHER ||= Event->timer (	3863	$RELOAD_WATCHER ||= cf::async {
3278	reentrant => 0,	3864	Coro::AIO::aio_wait cache_extensions;
3279	after => 0,	3865
3280	data => WF_AUTOCANCEL,	3866	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3281	cb => sub {
3282	do_reload_perl;	3867	do_reload_perl;
3283	undef $RELOAD_WATCHER;	3868	undef $RELOAD_WATCHER;
3284	},	3869	};
3285	);	3870	};
3286	}	3871	}
3287		3872
3288	register_command "reload" => sub {	3873	register_command "reload" => sub {
3289	my ($who, $arg) = @_;	3874	my ($who, $arg) = @_;
3290		3875
3291	if ($who->flag (FLAG_WIZ)) {	3876	if ($who->flag (FLAG_WIZ)) {
3292	$who->message ("reloading server.");	3877	$who->message ("reloading server.");
		3878	async {
		3879	$Coro::current->{desc} = "perl_reload";
3293	async { reload_perl };	3880	reload_perl;
		3881	};
3294	}	3882	}
3295	};	3883	};
3296		3884
3297	unshift @INC, $LIBDIR;	3885	unshift @INC, $LIBDIR;
3298		3886
…		…
3300		3888
3301	our @WAIT_FOR_TICK;	3889	our @WAIT_FOR_TICK;
3302	our @WAIT_FOR_TICK_BEGIN;	3890	our @WAIT_FOR_TICK_BEGIN;
3303		3891
3304	sub wait_for_tick {	3892	sub wait_for_tick {
3305	return unless $TICK_WATCHER->is_active;
3306	return if $Coro::current == $Coro::main;	3893	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3307		3894
3308	my $signal = new Coro::Signal;	3895	my $signal = new Coro::Signal;
3309	push @WAIT_FOR_TICK, $signal;	3896	push @WAIT_FOR_TICK, $signal;
3310	$signal->wait;	3897	$signal->wait;
3311	}	3898	}
3312		3899
3313	sub wait_for_tick_begin {	3900	sub wait_for_tick_begin {
3314	return unless $TICK_WATCHER->is_active;
3315	return if $Coro::current == $Coro::main;	3901	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3316		3902
3317	my $signal = new Coro::Signal;	3903	my $signal = new Coro::Signal;
3318	push @WAIT_FOR_TICK_BEGIN, $signal;	3904	push @WAIT_FOR_TICK_BEGIN, $signal;
3319	$signal->wait;	3905	$signal->wait;
3320	}	3906	}
3321		3907
3322	my $min = 1e6;#d#	3908	sub tick {
3323	my $avg = 10;
3324	$TICK_WATCHER = Event->timer (
3325	reentrant => 0,
3326	parked => 1,
3327	prio => 0,
3328	at => $NEXT_TICK || $TICK,
3329	data => WF_AUTOCANCEL,
3330	cb => sub {
3331	if ($Coro::current != $Coro::main) {	3909	if ($Coro::current != $Coro::main) {
3332	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"
3333	unless ++$bug_warning > 10;	3911	unless ++$bug_warning > 10;
3334	return;	3912	return;
3335	}	3913	}
3336		3914
3337	$NOW = $tick_start = Event::time;
3338
3339	cf::server_tick; # one server iteration	3915	cf::server_tick; # one server iteration
3340		3916
3341	0 && sync_job {#d#	3917	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3342	for(1..10) {	3918	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3343	my $t = Event::time;	3919	Coro::async_pool {
3344	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3920	$Coro::current->{desc} = "runtime saver";
3345	or die;	3921	write_runtime_sync
3346		3922	or warn "ERROR: unable to write runtime file: $!";
3347	$map->width (50);
3348	$map->height (50);
3349	$map->alloc;
3350	$map->_load_objects ("/tmp/x.map", 1);
3351	my $t = Event::time - $t;
3352
3353	#next unless $t < 0.0013;#d#
3354	if ($t < $min) {
3355	$min = $t;
3356	}
3357	$avg = $avg * 0.99 + $t * 0.01;
3358	}
3359	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3360	exit 0;
3361	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3362	};	3923	};
		3924	}
3363		3925
3364	$RUNTIME += $TICK;
3365	$NEXT_TICK += $TICK;
3366
3367	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3368	$NEXT_RUNTIME_WRITE = $NOW + 10;
3369	Coro::async_pool {
3370	write_runtime
3371	or warn "ERROR: unable to write runtime file: $!";
3372	};
3373	}
3374
3375	# my $AFTER = Event::time;
3376	# warn $AFTER - $NOW;#d#
3377
3378	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3926	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3379	$sig->send;	3927	$sig->send;
3380	}	3928	}
3381	while (my $sig = shift @WAIT_FOR_TICK) {	3929	while (my $sig = shift @WAIT_FOR_TICK) {
3382	$sig->send;	3930	$sig->send;
3383	}	3931	}
3384		3932
3385	$NOW = Event::time;	3933	$LOAD = ($NOW - $TICK_START) / $TICK;
3386
3387	# if we are delayed by four ticks or more, skip them all
3388	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3389
3390	$TICK_WATCHER->at ($NEXT_TICK);
3391	$TICK_WATCHER->start;
3392
3393	$LOAD = ($NOW - $tick_start) / $TICK;
3394	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3934	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3395		3935
3396	_post_tick;	3936	if (0) {
3397		3937	if ($NEXT_TICK) {
3398		3938	my $jitter = $TICK_START - $NEXT_TICK;
		3939	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3940	warn "jitter $JITTER\n";#d#
		3941	}
3399	},	3942	}
3400	);	3943	}
3401		3944
3402	{	3945	{
3403	BDB::max_poll_time $TICK * 0.1;	3946	# configure BDB
3404	$BDB_POLL_WATCHER = Event->io (	3947
3405	reentrant => 0,
3406	fd => BDB::poll_fileno,
3407	poll => 'r',
3408	prio => 0,
3409	data => WF_AUTOCANCEL,
3410	cb => \&BDB::poll_cb,
3411	);
3412	BDB::min_parallel 8;	3948	BDB::min_parallel 8;
3413		3949	BDB::max_poll_reqs $TICK * 0.1;
3414	BDB::set_sync_prepare {	3950	$AnyEvent::BDB::WATCHER->priority (1);
3415	my $status;
3416	my $current = $Coro::current;
3417	(
3418	sub {
3419	$status = $!;
3420	$current->ready; undef $current;
3421	},
3422	sub {
3423	Coro::schedule while defined $current;
3424	$! = $status;
3425	},
3426	)
3427	};
3428		3951
3429	unless ($DB_ENV) {	3952	unless ($DB_ENV) {
3430	$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);
3431		3959
3432	cf::sync_job {	3960	cf::sync_job {
3433	eval {	3961	eval {
3434	BDB::db_env_open	3962	BDB::db_env_open
3435	$DB_ENV,	3963	$DB_ENV,
…		…
3437	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
3438	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3966	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3439	0666;	3967	0666;
3440		3968
3441	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3969	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3442
3443	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3444	$DB_ENV->set_lk_detect;
3445	};	3970	};
3446		3971
3447	cf::cleanup "db_env_open(db): $@" if $@;	3972	cf::cleanup "db_env_open(db): $@" if $@;
3448	};	3973	};
3449	}	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	};
3450	}	3985	}
3451		3986
3452	{	3987	{
		3988	# configure IO::AIO
		3989
3453	IO::AIO::min_parallel 8;	3990	IO::AIO::min_parallel 8;
3454
3455	undef $Coro::AIO::WATCHER;
3456	IO::AIO::max_poll_time $TICK * 0.1;	3991	IO::AIO::max_poll_time $TICK * 0.1;
3457	$AIO_POLL_WATCHER = Event->io (	3992	undef $AnyEvent::AIO::WATCHER;
3458	reentrant => 0,
3459	data => WF_AUTOCANCEL,
3460	fd => IO::AIO::poll_fileno,
3461	poll => 'r',
3462	prio => 6,
3463	cb => \&IO::AIO::poll_cb,
3464	);
3465	}	3993	}
3466		3994
3467	my $_log_backtrace;	3995	my $_log_backtrace;
3468		3996
3469	sub _log_backtrace {	3997	sub _log_backtrace {
…		…
3472	$msg =~ s/\n//;	4000	$msg =~ s/\n//;
3473		4001
3474	# limit the # of concurrent backtraces	4002	# limit the # of concurrent backtraces
3475	if ($_log_backtrace < 2) {	4003	if ($_log_backtrace < 2) {
3476	++$_log_backtrace;	4004	++$_log_backtrace;
		4005	my $perl_bt = Carp::longmess $msg;
3477	async {	4006	async {
		4007	$Coro::current->{desc} = "abt $msg";
		4008
3478	my @bt = fork_call {	4009	my @bt = fork_call {
3479	@addr = map { sprintf "%x", $_ } @addr;	4010	@addr = map { sprintf "%x", $_ } @addr;
3480	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4011	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3481	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 |"
3482	or die "addr2line: $!";	4013	or die "addr2line: $!";
…		…
3490	}	4021	}
3491		4022
3492	@funcs	4023	@funcs
3493	};	4024	};
3494		4025
3495	LOG llevInfo, "[ABT] $msg\n";	4026	LOG llevInfo, "[ABT] $perl_bt\n";
		4027	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3496	LOG llevInfo, "[ABT] $_\n" for @bt;	4028	LOG llevInfo, "[ABT] $_\n" for @bt;
3497	--$_log_backtrace;	4029	--$_log_backtrace;
3498	};	4030	};
3499	} else {	4031	} else {
3500	LOG llevInfo, "[ABT] $msg\n";	4032	LOG llevInfo, "[ABT] $msg\n";
3501	LOG llevInfo, "[ABT] [suppressed]\n";	4033	LOG llevInfo, "[ABT] [suppressed]\n";
3502	}	4034	}
3503	}	4035	}
3504		4036
3505	# load additional modules	4037	# load additional modules
3506	use cf::pod;	4038	require "cf/$_.pm" for @EXTRA_MODULES;
		4039	cf::_connect_to_perl_2;
3507		4040
3508	END { cf::emergency_save }	4041	END { cf::emergency_save }
3509		4042
3510	1	4043	1
3511		4044

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