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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.357 by root, Tue Sep 4 08:42:58 2007 UTC vs.
Revision 1.539 by root, Tue May 4 22:49:21 2010 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010 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
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
		35	use Carp ();
14		36
		37	use Guard ();
15	use Coro 3.64 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
18	use Coro::Event;	42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
		49	use Coro::BDB 1.6;
23	use Coro::Storable;	50	use Coro::Storable;
24	use Coro::Util ();	51	use Coro::Util ();
25		52
26	use JSON::XS ();	53	use JSON::XS 2.01 ();
27	use BDB ();	54	use BDB ();
28	use Data::Dumper;	55	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	56	use Fcntl;
31	use YAML::Syck ();	57	use YAML::XS ();
32	use IO::AIO 2.32 ();	58	use IO::AIO ();
33	use Time::HiRes;	59	use Time::HiRes;
34	use Compress::LZF;	60	use Compress::LZF;
35	use Digest::MD5 ();	61	use Digest::MD5 ();
		62
		63	AnyEvent::detect;
36		64
37	# configure various modules to our taste	65	# configure various modules to our taste
38	#	66	#
39	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	68	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		69
		70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		71
		72	# make sure c-lzf reinitialises itself
		73	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	74	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		75
43	$Event::Eval = 1; # no idea why this is required, but it is	76	# strictly for debugging
44		77	$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		78
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	79	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		80
52	our %COMMAND = ();	81	our %COMMAND = ();
53	our %COMMAND_TIME = ();	82	our %COMMAND_TIME = ();
…		…
56	our %EXTCMD = ();	85	our %EXTCMD = ();
57	our %EXTICMD = ();	86	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	87	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	88	our %EXT_MAP = (); # pluggable maps
60		89
61	our $RELOAD; # number of reloads so far	90	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	91	our @EVENT;
		92	our @REFLECT; # set by XS
		93	our %REFLECT; # set by us
63		94
64	our $CONFDIR = confdir;	95	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	96	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	97	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	98	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	99	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	100	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	101	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	102	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	103	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	104	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	105	our $BDBDIR = "$LOCALDIR/db";
		106	our $PIDFILE = "$LOCALDIR/pid";
		107	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		108
		109	our %RESOURCE; # unused
		110
		111	our $OUTPUT_RATE_MIN = 3000;
		112	our $OUTPUT_RATE_MAX = 1000000;
		113
		114	our $MAX_LINKS = 32; # how many chained exits to follow
		115	our $VERBOSE_IO = 1;
75		116
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	117	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	118	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	119	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	120	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		121
		122	our $BDB_DEADLOCK_WATCHER;
		123	our $BDB_CHECKPOINT_WATCHER;
84	our $BDB_POLL_WATCHER;	124	our $BDB_TRICKLE_WATCHER;
85	our $DB_ENV;	125	our $DB_ENV;
		126
		127	our @EXTRA_MODULES = qw(pod match mapscript);
86		128
87	our %CFG;	129	our %CFG;
88		130
89	our $UPTIME; $UPTIME ||= time;	131	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;	132	our $RUNTIME;
		133	our $NOW;
91		134
92	our (%PLAYER, %PLAYER_LOADING); # all users	135	our (%PLAYER, %PLAYER_LOADING); # all users
93	our (%MAP, %MAP_LOADING ); # all maps	136	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	137	our $LINK_MAP; # the special {link} map, which is always available
95		138
96	# used to convert map paths into valid unix filenames by replacing / by ∕	139	# used to convert map paths into valid unix filenames by replacing / by ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	140	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		141
99	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	142	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100	our $LOADAVG; # same thing, but with alpha-smoothing	143	our $LOADAVG; # same thing, but with alpha-smoothing
		144	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	145	our $TICK_START; # for load detecting purposes
		146
		147	our @POST_INIT;
		148
		149	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		150	our $REALLY_UNLOOP; # never set to true, please :)
102		151
103	binmode STDOUT;	152	binmode STDOUT;
104	binmode STDERR;	153	binmode STDERR;
105		154
106	# read virtual server time, if available	155	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	156	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	157	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	158	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	159	$RUNTIME = <$fh> + 0.;
111	}	160	}
		161
		162	eval "sub TICK() { $TICK } 1" or die;
112		163
113	mkdir $_	164	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	165	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		166
116	our $EMERGENCY_POSITION;	167	our $EMERGENCY_POSITION;
117		168
118	sub cf::map::normalise;	169	sub cf::map::normalise;
		170
		171	sub in_main() {
		172	$Coro::current == $Coro::main
		173	}
		174
		175	#############################################################################
		176
		177	%REFLECT = ();
		178	for (@REFLECT) {
		179	my $reflect = JSON::XS::decode_json $_;
		180	$REFLECT{$reflect->{class}} = $reflect;
		181	}
		182
		183	# this is decidedly evil
		184	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
119		185
120	#############################################################################	186	#############################################################################
121		187
122	=head2 GLOBAL VARIABLES	188	=head2 GLOBAL VARIABLES
123		189
…		…
159		225
160	The raw value load value from the last tick.	226	The raw value load value from the last tick.
161		227
162	=item %cf::CFG	228	=item %cf::CFG
163		229
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	230	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	231	from wherever your confdir points to.
166		232
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	233	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		234
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	235	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	236	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.	237	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
172		238
173	=item @cf::INVOKE_RESULTS	239	=item @cf::INVOKE_RESULTS
174		240
175	This array contains the results of the last C<invoke ()> call. When	241	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	242	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
177	that call.	243	that call.
178		244
		245	=item %cf::REFLECT
		246
		247	Contains, for each (C++) class name, a hash reference with information
		248	about object members (methods, scalars, arrays and flags) and other
		249	metadata, which is useful for introspection.
		250
179	=back	251	=back
180		252
181	=cut	253	=cut
182		254
183	BEGIN {	255	sub error(@) { LOG llevError, join "", @_ }
184	*CORE::GLOBAL::warn = sub {	256	sub warn (@) { LOG llevWarn , join "", @_ }
		257	sub info (@) { LOG llevInfo , join "", @_ }
		258	sub debug(@) { LOG llevDebug, join "", @_ }
		259	sub trace(@) { LOG llevTrace, join "", @_ }
		260
		261	$Coro::State::WARNHOOK = sub {
185	my $msg = join "", @_;	262	my $msg = join "", @_;
186		263
187	$msg .= "\n"	264	$msg .= "\n"
188	unless $msg =~ /\n$/;	265	unless $msg =~ /\n$/;
189		266
190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	267	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191		268
192	utf8::encode $msg;
193	LOG llevError, $msg;	269	LOG llevWarn, $msg;
194	};	270	};
195	}	271
		272	$Coro::State::DIEHOOK = sub {
		273	return unless $^S eq 0; # "eq", not "=="
		274
		275	error Carp::longmess $_[0];
		276
		277	if (in_main) {#d#
		278	error "DIEHOOK called in main context, Coro bug?\n";#d#
		279	return;#d#
		280	}#d#
		281
		282	# kill coroutine otherwise
		283	Coro::terminate
		284	};
196		285
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	286	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	287	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	288	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	289	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	296	for my $pkg (qw(
208	cf::global cf::attachable	297	cf::global cf::attachable
209	cf::object cf::object::player	298	cf::object cf::object::player
210	cf::client cf::player	299	cf::client cf::player
211	cf::arch cf::living	300	cf::arch cf::living
		301	cf::map cf::mapspace
212	cf::map cf::party cf::region	302	cf::party cf::region
213	)) {	303	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	304	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	305	}
217		306
218	$Event::DIED = sub {	307	$EV::DIED = sub {
219	warn "error in event callback: @_";	308	Carp::cluck "error in event callback: @_";
220	};	309	};
221		310
222	#############################################################################	311	#############################################################################
223		312
224	=head2 UTILITY FUNCTIONS	313	=head2 UTILITY FUNCTIONS
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	335	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	336	$d
248	} || "[unable to dump $_[0]: '$@']";	337	} || "[unable to dump $_[0]: '$@']";
249	}	338	}
250		339
251	=item $ref = cf::from_json $json	340	=item $ref = cf::decode_json $json
252		341
253	Converts a JSON string into the corresponding perl data structure.	342	Converts a JSON string into the corresponding perl data structure.
254		343
255	=item $json = cf::to_json $ref	344	=item $json = cf::encode_json $ref
256		345
257	Converts a perl data structure into its JSON representation.	346	Converts a perl data structure into its JSON representation.
258		347
259	=cut	348	=cut
260		349
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	350	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		351
263	sub to_json ($) { $json_coder->encode ($_[0]) }	352	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	353	sub decode_json($) { $json_coder->decode ($_[0]) }
		354
		355	=item cf::post_init { BLOCK }
		356
		357	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		358	but I<before> the server starts ticking again.
		359
		360	The cdoeblock will have a single boolean argument to indicate whether this
		361	is a reload or not.
		362
		363	=cut
		364
		365	sub post_init(&) {
		366	push @POST_INIT, shift;
		367	}
265		368
266	=item cf::lock_wait $string	369	=item cf::lock_wait $string
267		370
268	Wait until the given lock is available. See cf::lock_acquire.	371	Wait until the given lock is available. See cf::lock_acquire.
269		372
270	=item my $lock = cf::lock_acquire $string	373	=item my $lock = cf::lock_acquire $string
271		374
272	Wait until the given lock is available and then acquires it and returns	375	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,	376	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	377	for example when the coroutine gets canceled), the lock is automatically
275	returned.	378	returned.
276		379
277	Locks are *not* recursive, locking from the same coro twice results in a	380	Locks are *not* recursive, locking from the same coro twice results in a
278	deadlocked coro.	381	deadlocked coro.
…		…
284		387
285	Return true if the lock is currently active, i.e. somebody has locked it.	388	Return true if the lock is currently active, i.e. somebody has locked it.
286		389
287	=cut	390	=cut
288		391
289	our %LOCK;	392	our $LOCKS = new Coro::SemaphoreSet;
290		393
291	sub lock_wait($) {	394	sub lock_wait($) {
292	my ($key) = @_;	395	$LOCKS->wait ($_[0]);
293
294	# wait for lock, if any
295	while ($LOCK{$key}) {
296	push @{ $LOCK{$key} }, $Coro::current;
297	Coro::schedule;
298	}
299	}	396	}
300		397
301	sub lock_acquire($) {	398	sub lock_acquire($) {
302	my ($key) = @_;	399	$LOCKS->guard ($_[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	}	400	}
314		401
315	sub lock_active($) {	402	sub lock_active($) {
316	my ($key) = @_;	403	$LOCKS->count ($_[0]) < 1
317
318	! ! $LOCK{$key}
319	}	404	}
320		405
321	sub freeze_mainloop {	406	sub freeze_mainloop {
322	return unless $TICK_WATCHER->is_active;	407	tick_inhibit_inc;
323		408
324	my $guard = Coro::guard {	409	&Guard::guard (\&tick_inhibit_dec);
325	$TICK_WATCHER->start;	410	}
326	};	411
327	$TICK_WATCHER->stop;	412	=item cf::periodic $interval, $cb
328	$guard	413
		414	Like EV::periodic, but randomly selects a starting point so that the actions
		415	get spread over time.
		416
		417	=cut
		418
		419	sub periodic($$) {
		420	my ($interval, $cb) = @_;
		421
		422	my $start = rand List::Util::min 180, $interval;
		423
		424	EV::periodic $start, $interval, 0, $cb
329	}	425	}
330		426
331	=item cf::get_slot $time[, $priority[, $name]]	427	=item cf::get_slot $time[, $priority[, $name]]
332		428
333	Allocate $time seconds of blocking CPU time at priority C<$priority>:	429	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
341		437
342	=cut	438	=cut
343		439
344	our @SLOT_QUEUE;	440	our @SLOT_QUEUE;
345	our $SLOT_QUEUE;	441	our $SLOT_QUEUE;
		442	our $SLOT_DECAY = 0.9;
346		443
347	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	444	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
348	$SLOT_QUEUE = Coro::async {	445	$SLOT_QUEUE = Coro::async {
		446	$Coro::current->desc ("timeslot manager");
		447
349	my $signal = new Coro::Signal;	448	my $signal = new Coro::Signal;
		449	my $busy;
350		450
351	while () {	451	while () {
352	next_job:	452	next_job:
		453
353	my $avail = cf::till_tick;	454	my $avail = cf::till_tick;
354	if ($avail > 0.01) {	455
355	for (0 .. $#SLOT_QUEUE) {	456	for (0 .. $#SLOT_QUEUE) {
356	if ($SLOT_QUEUE[$_][0] < $avail) {	457	if ($SLOT_QUEUE[$_][0] <= $avail) {
		458	$busy = 0;
357	my $job = splice @SLOT_QUEUE, $_, 1, ();	459	my $job = splice @SLOT_QUEUE, $_, 1, ();
358	$job->[2]->send;	460	$job->[2]->send;
359	Coro::cede;	461	Coro::cede;
360	goto next_job;	462	goto next_job;
361	}	463	} else {
		464	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
362	}	465	}
363	}	466	}
364		467
365	if (@SLOT_QUEUE) {	468	if (@SLOT_QUEUE) {
366	# we do not use wait_For_tick() as it returns immediately when tick is inactive	469	# we do not use wait_for_tick() as it returns immediately when tick is inactive
367	push @cf::WAIT_FOR_TICK, $signal;	470	push @cf::WAIT_FOR_TICK, $signal;
368	$signal->wait;	471	$signal->wait;
369	} else {	472	} else {
		473	$busy = 0;
370	Coro::schedule;	474	Coro::schedule;
371	}	475	}
372	}	476	}
373	};	477	};
374		478
375	sub get_slot($;$$) {	479	sub get_slot($;$$) {
		480	return if tick_inhibit || $Coro::current == $Coro::main;
		481
376	my ($time, $pri, $name) = @_;	482	my ($time, $pri, $name) = @_;
377		483
378	$time = $TICK * .6 if $time > $TICK * .6;	484	$time = clamp $time, 0.01, $TICK * .6;
		485
379	my $sig = new Coro::Signal;	486	my $sig = new Coro::Signal;
380		487
381	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	488	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
382	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	489	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
383	$SLOT_QUEUE->ready;	490	$SLOT_QUEUE->ready;
…		…
394		501
395	BEGIN { *async = \&Coro::async_pool }	502	BEGIN { *async = \&Coro::async_pool }
396		503
397	=item cf::sync_job { BLOCK }	504	=item cf::sync_job { BLOCK }
398		505
399	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	506	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	507	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	508	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
402	acceptable.	509	acceptable.
403		510
404	If it must be done, put the blocking parts into C<sync_job>. This will run	511	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	512	the given BLOCK in another coroutine while waiting for the result. The
…		…
409	=cut	516	=cut
410		517
411	sub sync_job(&) {	518	sub sync_job(&) {
412	my ($job) = @_;	519	my ($job) = @_;
413		520
414	if ($Coro::current == $Coro::main) {	521	if (in_main) {
415	my $time = Event::time;	522	my $time = AE::time;
416		523
417	# this is the main coro, too bad, we have to block	524	# this is the main coro, too bad, we have to block
418	# till the operation succeeds, freezing the server :/	525	# till the operation succeeds, freezing the server :/
419		526
420	# TODO: use suspend/resume instead	527	#LOG llevError, Carp::longmess "sync job";#d#
421	# (but this is cancel-safe)	528
422	my $freeze_guard = freeze_mainloop;	529	my $freeze_guard = freeze_mainloop;
423		530
424	my $busy = 1;	531	my $busy = 1;
425	my @res;	532	my @res;
426		533
427	(async {	534	(async {
		535	$Coro::current->desc ("sync job coro");
428	@res = eval { $job->() };	536	@res = eval { $job->() };
429	warn $@ if $@;	537	error $@ if $@;
430	undef $busy;	538	undef $busy;
431	})->prio (Coro::PRIO_MAX);	539	})->prio (Coro::PRIO_MAX);
432		540
433	while ($busy) {	541	while ($busy) {
434	Coro::cede or Event::one_event;	542	if (Coro::nready) {
		543	Coro::cede_notself;
		544	} else {
		545	EV::loop EV::LOOP_ONESHOT;
435	}	546	}
		547	}
436		548
437	$time = Event::time - $time;	549	my $time = AE::time - $time;
438		550
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	551	$TICK_START += $time; # do not account sync jobs to server load
443		552
444	wantarray ? @res : $res[0]	553	wantarray ? @res : $res[0]
445	} else {	554	} else {
446	# we are in another coroutine, how wonderful, everything just works	555	# we are in another coroutine, how wonderful, everything just works
447		556
…		…
472	=item fork_call { }, $args	581	=item fork_call { }, $args
473		582
474	Executes the given code block with the given arguments in a seperate	583	Executes the given code block with the given arguments in a seperate
475	process, returning the results. Everything must be serialisable with	584	process, returning the results. Everything must be serialisable with
476	Coro::Storable. May, of course, block. Note that the executed sub may	585	Coro::Storable. May, of course, block. Note that the executed sub may
477	never block itself or use any form of Event handling.	586	never block itself or use any form of event handling.
478		587
479	=cut	588	=cut
480		589
481	sub fork_call(&@) {	590	sub fork_call(&@) {
482	my ($cb, @args) = @_;	591	my ($cb, @args) = @_;
…		…
491	}, @args;	600	}, @args;
492		601
493	wantarray ? @res : $res[-1]	602	wantarray ? @res : $res[-1]
494	}	603	}
495		604
		605	sub objinfo {
		606	(
		607	"counter value" => cf::object::object_count,
		608	"objects created" => cf::object::create_count,
		609	"objects destroyed" => cf::object::destroy_count,
		610	"freelist size" => cf::object::free_count,
		611	"allocated objects" => cf::object::objects_size,
		612	"active objects" => cf::object::actives_size,
		613	)
		614	}
		615
		616	=item $coin = coin_from_name $name
		617
		618	=cut
		619
		620	our %coin_alias = (
		621	"silver" => "silvercoin",
		622	"silvercoin" => "silvercoin",
		623	"silvercoins" => "silvercoin",
		624	"gold" => "goldcoin",
		625	"goldcoin" => "goldcoin",
		626	"goldcoins" => "goldcoin",
		627	"platinum" => "platinacoin",
		628	"platinumcoin" => "platinacoin",
		629	"platinumcoins" => "platinacoin",
		630	"platina" => "platinacoin",
		631	"platinacoin" => "platinacoin",
		632	"platinacoins" => "platinacoin",
		633	"royalty" => "royalty",
		634	"royalties" => "royalty",
		635	);
		636
		637	sub coin_from_name($) {
		638	$coin_alias{$_[0]}
		639	? cf::arch::find $coin_alias{$_[0]}
		640	: undef
		641	}
		642
496	=item $value = cf::db_get $family => $key	643	=item $value = cf::db_get $family => $key
497		644
498	Returns a single value from the environment database.	645	Returns a single value from the environment database.
499		646
500	=item cf::db_put $family => $key => $value	647	=item cf::db_put $family => $key => $value
501		648
502	Stores the given C<$value> in the family. It can currently store binary	649	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).	650	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
504		651
		652	=item $db = cf::db_table "name"
		653
		654	Create and/or open a new database table. The string must not be "db" and must be unique
		655	within each server.
		656
505	=cut	657	=cut
		658
		659	sub db_table($) {
		660	cf::error "db_get called from main context"
		661	if $Coro::current == $Coro::main;
		662
		663	my ($name) = @_;
		664	my $db = BDB::db_create $DB_ENV;
		665
		666	eval {
		667	$db->set_flags (BDB::CHKSUM);
		668
		669	utf8::encode $name;
		670	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		671	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		672	cf::cleanup "db_open(db): $!" if $!;
		673	};
		674	cf::cleanup "db_open(db): $@" if $@;
		675
		676	$db
		677	}
506		678
507	our $DB;	679	our $DB;
508		680
509	sub db_init {	681	sub db_init {
510	unless ($DB) {	682	$DB ||= db_table "db";
511	$DB = BDB::db_create $DB_ENV;
512
513	cf::sync_job {
514	eval {
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	}
524	}	683	}
525		684
526	sub db_get($$) {	685	sub db_get($$) {
527	my $key = "$_[0]/$_[1]";	686	my $key = "$_[0]/$_[1]";
528		687
529	cf::sync_job {	688	cf::error "db_get called from main context"
		689	if $Coro::current == $Coro::main;
		690
530	BDB::db_get $DB, undef, $key, my $data;	691	BDB::db_get $DB, undef, $key, my $data;
531		692
532	$! ? ()	693	$! ? ()
533	: $data	694	: $data
534	}
535	}	695	}
536		696
537	sub db_put($$$) {	697	sub db_put($$$) {
538	BDB::dbreq_pri 4;	698	BDB::dbreq_pri 4;
539	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	699	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
595		755
596	my $t1 = Time::HiRes::time;	756	my $t1 = Time::HiRes::time;
597	my $data = $process->(\@data);	757	my $data = $process->(\@data);
598	my $t2 = Time::HiRes::time;	758	my $t2 = Time::HiRes::time;
599		759
600	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	760	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
601		761
602	db_put cache => "$id/data", $data;	762	db_put cache => "$id/data", $data;
603	db_put cache => "$id/md5" , $md5;	763	db_put cache => "$id/md5" , $md5;
604	db_put cache => "$id/meta", $meta;	764	db_put cache => "$id/meta", $meta;
605		765
…		…
615		775
616	=cut	776	=cut
617		777
618	sub datalog($@) {	778	sub datalog($@) {
619	my ($type, %kv) = @_;	779	my ($type, %kv) = @_;
620	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	780	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
621	}	781	}
622		782
623	=back	783	=back
624		784
625	=cut	785	=cut
626		786
627	#############################################################################	787	#############################################################################
628		788
629	=head2 ATTACHABLE OBJECTS	789	=head2 ATTACHABLE OBJECTS
630		790
631	Many objects in crossfire are so-called attachable objects. That means you can	791	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")	792	attach callbacks/event handlers (a collection of which is called an "attachment")
633	to it. All such attachable objects support the following methods.	793	to it. All such attachable objects support the following methods.
634		794
635	In the following description, CLASS can be any of C<global>, C<object>	795	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	796	C<player>, C<client> or C<map> (i.e. the attachable objects in
637	Crossfire TRT).	797	Deliantra).
638		798
639	=over 4	799	=over 4
640		800
641	=item $attachable->attach ($attachment, key => $value...)	801	=item $attachable->attach ($attachment, key => $value...)
642		802
…		…
686	=item cf::CLASS::attachment $name, ...	846	=item cf::CLASS::attachment $name, ...
687		847
688	Register an attachment by C<$name> through which attachable objects of the	848	Register an attachment by C<$name> through which attachable objects of the
689	given CLASS can refer to this attachment.	849	given CLASS can refer to this attachment.
690		850
691	Some classes such as crossfire maps and objects can specify attachments	851	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.	852	that are attached at load/instantiate time, thus the need for a name.
693		853
694	These calls expect any number of the following handler/hook descriptions:	854	These calls expect any number of the following handler/hook descriptions:
695		855
696	=over 4	856	=over 4
…		…
820		980
821	} elsif (exists $cb_id{$type}) {	981	} elsif (exists $cb_id{$type}) {
822	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	982	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
823		983
824	} elsif (ref $type) {	984	} elsif (ref $type) {
825	warn "attaching objects not supported, ignoring.\n";	985	error "attaching objects not supported, ignoring.\n";
826		986
827	} else {	987	} else {
828	shift @arg;	988	shift @arg;
829	warn "attach argument '$type' not supported, ignoring.\n";	989	error "attach argument '$type' not supported, ignoring.\n";
830	}	990	}
831	}	991	}
832	}	992	}
833		993
834	sub _object_attach {	994	sub _object_attach {
…		…
844	_attach $registry, $klass, @attach;	1004	_attach $registry, $klass, @attach;
845	}	1005	}
846		1006
847	$obj->{$name} = \%arg;	1007	$obj->{$name} = \%arg;
848	} else {	1008	} else {
849	warn "object uses attachment '$name' which is not available, postponing.\n";	1009	info "object uses attachment '$name' which is not available, postponing.\n";
850	}	1010	}
851		1011
852	$obj->{_attachment}{$name} = undef;	1012	$obj->{_attachment}{$name} = undef;
853	}	1013	}
854		1014
…		…
913		1073
914	for (@$callbacks) {	1074	for (@$callbacks) {
915	eval { &{$_->[1]} };	1075	eval { &{$_->[1]} };
916		1076
917	if ($@) {	1077	if ($@) {
918	warn "$@";
919	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1078	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
920	override;	1079	override;
921	}	1080	}
922		1081
923	return 1 if $override;	1082	return 1 if $override;
924	}	1083	}
925		1084
926	0	1085	0
927	}	1086	}
928		1087
929	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1088	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
930		1089
931	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1090	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
932		1091
933	Generate an object-specific event with the given arguments.	1092	Generate an object-specific event with the given arguments.
934		1093
…		…
940		1099
941	=cut	1100	=cut
942		1101
943	#############################################################################	1102	#############################################################################
944	# object support	1103	# object support
945	#
946		1104
		1105	sub _object_equal($$);
		1106	sub _object_equal($$) {
		1107	my ($a, $b) = @_;
		1108
		1109	return 0 unless (ref $a) eq (ref $b);
		1110
		1111	if ("HASH" eq ref $a) {
		1112	my @ka = keys %$a;
		1113	my @kb = keys %$b;
		1114
		1115	return 0 if @ka != @kb;
		1116
		1117	for (0 .. $#ka) {
		1118	return 0 unless $ka[$_] eq $kb[$_];
		1119	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1120	}
		1121
		1122	} elsif ("ARRAY" eq ref $a) {
		1123
		1124	return 0 if @$a != @$b;
		1125
		1126	for (0 .. $#$a) {
		1127	return 0 unless _object_equal $a->[$_], $b->[$_];
		1128	}
		1129
		1130	} elsif ($a ne $b) {
		1131	return 0;
		1132	}
		1133
		1134	1
		1135	}
		1136
		1137	our $SLOW_MERGES;#d#
947	sub _can_merge {	1138	sub _can_merge {
948	my ($ob1, $ob2) = @_;	1139	my ($ob1, $ob2) = @_;
949		1140
950	local $Storable::canonical = 1;	1141	++$SLOW_MERGES;#d#
951	my $fob1 = Storable::freeze $ob1;
952	my $fob2 = Storable::freeze $ob2;
953		1142
954	$fob1 eq $fob2	1143	# we do the slow way here
		1144	return _object_equal $ob1, $ob2
955	}	1145	}
956		1146
957	sub reattach {	1147	sub reattach {
958	# basically do the same as instantiate, without calling instantiate	1148	# basically do the same as instantiate, without calling instantiate
959	my ($obj) = @_;	1149	my ($obj) = @_;
960		1150
		1151	# no longer needed after getting rid of delete_package?
961	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1152	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
962		1153
963	my $registry = $obj->registry;	1154	my $registry = $obj->registry;
964		1155
965	@$registry = ();	1156	@$registry = ();
966		1157
…		…
971	for (@$attach) {	1162	for (@$attach) {
972	my ($klass, @attach) = @$_;	1163	my ($klass, @attach) = @$_;
973	_attach $registry, $klass, @attach;	1164	_attach $registry, $klass, @attach;
974	}	1165	}
975	} else {	1166	} else {
976	warn "object uses attachment '$name' that is not available, postponing.\n";	1167	info "object uses attachment '$name' that is not available, postponing.\n";
977	}	1168	}
978	}	1169	}
979	}	1170	}
980		1171
981	cf::attachable->attach (	1172	cf::attachable->attach (
982	prio => -1000000,	1173	prio => -1000000,
983	on_instantiate => sub {	1174	on_instantiate => sub {
984	my ($obj, $data) = @_;	1175	my ($obj, $data) = @_;
985		1176
986	$data = from_json $data;	1177	$data = decode_json $data;
987		1178
988	for (@$data) {	1179	for (@$data) {
989	my ($name, $args) = @$_;	1180	my ($name, $args) = @$_;
990		1181
991	$obj->attach ($name, %{$args || {} });	1182	$obj->attach ($name, %{$args || {} });
…		…
1005	);	1196	);
1006		1197
1007	sub object_freezer_save {	1198	sub object_freezer_save {
1008	my ($filename, $rdata, $objs) = @_;	1199	my ($filename, $rdata, $objs) = @_;
1009		1200
1010	my $guard = cf::lock_acquire "io";
1011
1012	sync_job {	1201	sync_job {
1013	if (length $$rdata) {	1202	if (length $$rdata) {
		1203	utf8::decode (my $decname = $filename);
1014	warn sprintf "saving %s (%d,%d)\n",	1204	trace sprintf "saving %s (%d,%d)\n",
1015	$filename, length $$rdata, scalar @$objs;	1205	$decname, length $$rdata, scalar @$objs
		1206	if $VERBOSE_IO;
1016		1207
1017	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1208	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1018	chmod SAVE_MODE, $fh;	1209	aio_chmod $fh, SAVE_MODE;
1019	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1210	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1020	aio_fsync $fh if $cf::USE_FSYNC;	1211	if ($cf::USE_FSYNC) {
		1212	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;
		1213	aio_fsync $fh;
		1214	}
1021	close $fh;	1215	aio_close $fh;
1022		1216
1023	if (@$objs) {	1217	if (@$objs) {
1024	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1218	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1025	chmod SAVE_MODE, $fh;	1219	aio_chmod $fh, SAVE_MODE;
1026	my $data = Storable::nfreeze { version => 1, objs => $objs };	1220	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1027	aio_write $fh, 0, (length $data), $data, 0;	1221	aio_write $fh, 0, (length $data), $data, 0;
1028	aio_fsync $fh if $cf::USE_FSYNC;	1222	if ($cf::USE_FSYNC) {
		1223	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;
		1224	aio_fsync $fh;
		1225	}
1029	close $fh;	1226	aio_close $fh;
1030	aio_rename "$filename.pst~", "$filename.pst";	1227	aio_rename "$filename.pst~", "$filename.pst";
1031	}	1228	}
1032	} else {	1229	} else {
1033	aio_unlink "$filename.pst";	1230	aio_unlink "$filename.pst";
1034	}	1231	}
1035		1232
1036	aio_rename "$filename~", $filename;	1233	aio_rename "$filename~", $filename;
		1234
		1235	$filename =~ s%/[^/]+$%%;
		1236	aio_pathsync $filename if $cf::USE_FSYNC;
1037	} else {	1237	} else {
1038	warn "FATAL: $filename~: $!\n";	1238	error "unable to save objects: $filename~: $!\n";
1039	}	1239	}
1040	} else {	1240	} else {
1041	aio_unlink $filename;	1241	aio_unlink $filename;
1042	aio_unlink "$filename.pst";	1242	aio_unlink "$filename.pst";
1043	}	1243	}
1044	};	1244	};
1045
1046	undef $guard;
1047	}	1245	}
1048		1246
1049	sub object_freezer_as_string {	1247	sub object_freezer_as_string {
1050	my ($rdata, $objs) = @_;	1248	my ($rdata, $objs) = @_;
1051		1249
…		…
1056		1254
1057	sub object_thawer_load {	1255	sub object_thawer_load {
1058	my ($filename) = @_;	1256	my ($filename) = @_;
1059		1257
1060	my ($data, $av);	1258	my ($data, $av);
1061
1062	my $guard = cf::lock_acquire "io";
1063		1259
1064	(aio_load $filename, $data) >= 0	1260	(aio_load $filename, $data) >= 0
1065	or return;	1261	or return;
1066		1262
1067	unless (aio_stat "$filename.pst") {	1263	unless (aio_stat "$filename.pst") {
1068	(aio_load "$filename.pst", $av) >= 0	1264	(aio_load "$filename.pst", $av) >= 0
1069	or return;	1265	or return;
1070		1266
1071	undef $guard;
1072	$av = eval { (Storable::thaw $av)->{objs} };	1267	my $st = eval { Coro::Storable::thaw $av };
		1268	$av = $st->{objs};
1073	}	1269	}
1074		1270
		1271	utf8::decode (my $decname = $filename);
1075	warn sprintf "loading %s (%d)\n",	1272	trace sprintf "loading %s (%d,%d)\n",
1076	$filename, length $data, scalar @{$av || []};	1273	$decname, length $data, scalar @{$av || []}
		1274	if $VERBOSE_IO;
1077		1275
1078	($data, $av)	1276	($data, $av)
1079	}	1277	}
1080		1278
1081	=head2 COMMAND CALLBACKS	1279	=head2 COMMAND CALLBACKS
…		…
1137	my ($name, $cb) = @_;	1335	my ($name, $cb) = @_;
1138		1336
1139	$EXTICMD{$name} = $cb;	1337	$EXTICMD{$name} = $cb;
1140	}	1338	}
1141		1339
		1340	use File::Glob ();
		1341
1142	cf::player->attach (	1342	cf::player->attach (
1143	on_command => sub {	1343	on_unknown_command => sub {
1144	my ($pl, $name, $params) = @_;	1344	my ($pl, $name, $params) = @_;
1145		1345
1146	my $cb = $COMMAND{$name}	1346	my $cb = $COMMAND{$name}
1147	or return;	1347	or return;
1148		1348
…		…
1171		1371
1172	$pl->ext_reply ($reply, @reply)	1372	$pl->ext_reply ($reply, @reply)
1173	if $reply;	1373	if $reply;
1174		1374
1175	} else {	1375	} else {
1176	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1376	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1177	}	1377	}
1178		1378
1179	cf::override;	1379	cf::override;
1180	},	1380	},
1181	);	1381	);
1182		1382
		1383	# "readahead" all extensions
		1384	sub cache_extensions {
		1385	my $grp = IO::AIO::aio_group;
		1386
		1387	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1388	for (grep /\.ext$/, @{$_[0]}) {
		1389	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1390	}
		1391	};
		1392
		1393	$grp
		1394	}
		1395
1183	sub load_extensions {	1396	sub load_extensions {
		1397	info "loading extensions...";
		1398
1184	cf::sync_job {	1399	cf::sync_job {
1185	my %todo;	1400	my %todo;
1186		1401
1187	for my $path (<$LIBDIR/*.ext>) {	1402	for my $path (<$LIBDIR/*.ext>) {
1188	next unless -r $path;	1403	next unless -r $path;
…		…
1206		1421
1207	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1422	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1208	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1423	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1209		1424
1210	$ext{source} =	1425	$ext{source} =
1211	"package $pkg; use strict; use utf8;\n"	1426	"package $pkg; use common::sense;\n"
1212	. "#line 1 \"$path\"\n{\n"	1427	. "#line 1 \"$path\"\n{\n"
1213	. $source	1428	. $source
1214	. "\n};\n1";	1429	. "\n};\n1";
1215		1430
1216	$todo{$base} = \%ext;	1431	$todo{$base} = \%ext;
1217	}	1432	}
1218		1433
		1434	my $pass = 0;
1219	my %done;	1435	my %done;
1220	while (%todo) {	1436	while (%todo) {
1221	my $progress;	1437	my $progress;
1222		1438
		1439	++$pass;
		1440
		1441	ext:
1223	while (my ($k, $v) = each %todo) {	1442	while (my ($k, $v) = each %todo) {
1224	for (split /,\s*/, $v->{meta}{depends}) {	1443	for (split /,\s*/, $v->{meta}{depends}) {
1225	goto skip	1444	next ext
1226	unless exists $done{$_};	1445	unless exists $done{$_};
1227	}	1446	}
1228		1447
1229	warn "... loading '$k' into '$v->{pkg}'\n";	1448	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1230		1449
1231	unless (eval $v->{source}) {	1450	my $active = eval $v->{source};
		1451
		1452	if (length $@) {
1232	my $msg = $@ ? "$v->{path}: $@\n"	1453	error "$v->{path}: $@\n";
1233	: "$v->{base}: extension inactive.\n";	1454	undef $@; # work around perl 5.10.0 utf-8 caching bug
1234		1455
		1456	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1235	if (exists $v->{meta}{mandatory}) {	1457	if exists $v->{meta}{mandatory};
1236	warn $msg;	1458
1237	warn "mandatory extension failed to load, exiting.\n";	1459	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1238	exit 1;	1460	delete $todo{$k};
1239	}	1461	} else {
1240		1462	$done{$k} = delete $todo{$k};
1241	warn $msg;	1463	push @EXTS, $v->{pkg};
		1464	$progress = 1;
		1465
		1466	info "$v->{base}: extension inactive.\n"
		1467	unless $active;
1242	}	1468	}
1243
1244	$done{$k} = delete $todo{$k};
1245	push @EXTS, $v->{pkg};
1246	$progress = 1;
1247	}	1469	}
1248		1470
1249	skip:	1471	unless ($progress) {
1250	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1472	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1251	unless $progress;	1473
		1474	while (my ($k, $v) = each %todo) {
		1475	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1476	if exists $v->{meta}{mandatory};
		1477	}
		1478	}
1252	}	1479	}
1253	};	1480	};
1254	}	1481	}
1255		1482
1256	#############################################################################	1483	#############################################################################
1257		1484
1258	=back	1485	=back
1259		1486
1260	=head2 CORE EXTENSIONS	1487	=head2 CORE EXTENSIONS
1261		1488
1262	Functions and methods that extend core crossfire objects.	1489	Functions and methods that extend core deliantra objects.
1263		1490
1264	=cut	1491	=cut
1265		1492
1266	package cf::player;	1493	package cf::player;
1267		1494
1268	use Coro::AIO;	1495	use Coro::AIO;
1269		1496
1270	=head3 cf::player	1497	=head3 cf::player
1271		1498
1272	=over 4	1499	=over 4
		1500
		1501	=item cf::player::num_playing
		1502
		1503	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1504
		1505	=cut
		1506
		1507	sub num_playing {
		1508	scalar grep
		1509	$_->ob->map
		1510	&& !$_->hidden
		1511	&& !$_->ob->flag (cf::FLAG_WIZ),
		1512	cf::player::list
		1513	}
1273		1514
1274	=item cf::player::find $login	1515	=item cf::player::find $login
1275		1516
1276	Returns the given player object, loading it if necessary (might block).	1517	Returns the given player object, loading it if necessary (might block).
1277		1518
…		…
1296		1537
1297	sub exists($) {	1538	sub exists($) {
1298	my ($login) = @_;	1539	my ($login) = @_;
1299		1540
1300	$cf::PLAYER{$login}	1541	$cf::PLAYER{$login}
1301	or cf::sync_job { !aio_stat path $login }	1542	or !aio_stat path $login
1302	}	1543	}
1303		1544
1304	sub find($) {	1545	sub find($) {
1305	return $cf::PLAYER{$_[0]} || do {	1546	return $cf::PLAYER{$_[0]} || do {
1306	my $login = $_[0];	1547	my $login = $_[0];
…		…
1316	aio_unlink +(playerdir $login) . "/$login.pl";	1557	aio_unlink +(playerdir $login) . "/$login.pl";
1317		1558
1318	my $f = new_from_file cf::object::thawer path $login	1559	my $f = new_from_file cf::object::thawer path $login
1319	or return;	1560	or return;
1320		1561
1321	$f->next;
1322	my $pl = cf::player::load_pl $f	1562	my $pl = cf::player::load_pl $f
1323	or return;	1563	or return;
		1564
1324	local $cf::PLAYER_LOADING{$login} = $pl;	1565	local $cf::PLAYER_LOADING{$login} = $pl;
1325	$f->resolve_delayed_derefs;	1566	$f->resolve_delayed_derefs;
1326	$cf::PLAYER{$login} = $pl	1567	$cf::PLAYER{$login} = $pl
1327	}	1568	}
1328	}	1569	}
1329	}	1570	}
1330		1571
		1572	cf::player->attach (
		1573	on_load => sub {
		1574	my ($pl, $path) = @_;
		1575
		1576	# restore slots saved in save, below
		1577	my $slots = delete $pl->{_slots};
		1578
		1579	$pl->ob->current_weapon ($slots->[0]);
		1580	$pl->combat_ob ($slots->[1]);
		1581	$pl->ranged_ob ($slots->[2]);
		1582	},
		1583	);
		1584
1331	sub save($) {	1585	sub save($) {
1332	my ($pl) = @_;	1586	my ($pl) = @_;
1333		1587
1334	return if $pl->{deny_save};	1588	return if $pl->{deny_save};
1335		1589
…		…
1338		1592
1339	return if $pl->{deny_save};	1593	return if $pl->{deny_save};
1340		1594
1341	aio_mkdir playerdir $pl, 0770;	1595	aio_mkdir playerdir $pl, 0770;
1342	$pl->{last_save} = $cf::RUNTIME;	1596	$pl->{last_save} = $cf::RUNTIME;
		1597
		1598	cf::get_slot 0.01;
		1599
		1600	# save slots, to be restored later
		1601	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1343		1602
1344	$pl->save_pl ($path);	1603	$pl->save_pl ($path);
1345	cf::cede_to_tick;	1604	cf::cede_to_tick;
1346	}	1605	}
1347		1606
…		…
1379	my ($pl) = @_;	1638	my ($pl) = @_;
1380		1639
1381	my $name = $pl->ob->name;	1640	my $name = $pl->ob->name;
1382		1641
1383	$pl->{deny_save} = 1;	1642	$pl->{deny_save} = 1;
1384	$pl->password ("*"); # this should lock out the player until we nuked the dir	1643	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1385		1644
1386	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1645	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1387	$pl->deactivate;	1646	$pl->deactivate;
		1647	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1388	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1648	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1389	$pl->ns->destroy if $pl->ns;	1649	$pl->ns->destroy if $pl->ns;
1390		1650
1391	my $path = playerdir $pl;	1651	my $path = playerdir $pl;
1392	my $temp = "$path~$cf::RUNTIME~deleting~";	1652	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1431		1691
1432	for my $login (@$dirs) {	1692	for my $login (@$dirs) {
1433	my $path = path $login;	1693	my $path = path $login;
1434		1694
1435	# a .pst is a dead give-away for a valid player	1695	# a .pst is a dead give-away for a valid player
1436	unless (-e "$path.pst") {	1696	# if no pst file found, open and chekc for blocked users
		1697	if (aio_stat "$path.pst") {
1437	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1698	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1438	aio_read $fh, 0, 512, my $buf, 0 or next;	1699	aio_read $fh, 0, 512, my $buf, 0 or next;
1439	$buf !~ /^password -------------$/m or next; # official not-valid tag	1700	$buf !~ /^password -------------$/m or next; # official not-valid tag
1440	}	1701	}
1441		1702
…		…
1445		1706
1446	\@logins	1707	\@logins
1447	}	1708	}
1448		1709
1449	=item $player->maps	1710	=item $player->maps
		1711
		1712	=item cf::player::maps $login
1450		1713
1451	Returns an arrayref of map paths that are private for this	1714	Returns an arrayref of map paths that are private for this
1452	player. May block.	1715	player. May block.
1453		1716
1454	=cut	1717	=cut
…		…
1472	}	1735	}
1473		1736
1474	\@paths	1737	\@paths
1475	}	1738	}
1476		1739
1477	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1740	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1478		1741
1479	Expand crossfire pod fragments into protocol xml.	1742	Expand deliantra pod fragments into protocol xml.
1480
1481	=cut
1482
1483	sub expand_cfpod {
1484	((my $self), (local $_)) = @_;
1485
1486	# escape & and <
1487	s/&/&amp;/g;
1488	s/(?<![BIUGHT])</&lt;/g;
1489
1490	# this is buggy, it needs to properly take care of nested <'s
1491
1492	1 while
1493	# replace B<>, I<>, U<> etc.
1494	s/B<([^\>]*)>/<b>$1<\/b>/
1495	|| s/I<([^\>]*)>/<i>$1<\/i>/
1496	|| s/U<([^\>]*)>/<u>$1<\/u>/
1497	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1498	# replace G<male|female> tags
1499	|| s{G<([^>|]*)\|([^>]*)>}{
1500	$self->gender ? $2 : $1
1501	}ge
1502	# replace H<hint text>
1503	|| s{H<([^\>]*)>}
1504	{
1505	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1506	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1507	"")
1508	[$self->{hintmode}]
1509	}ge;
1510
1511	# create single paragraphs (very hackish)
1512	s/(?<=\S)\n(?=\w)/ /g;
1513
1514	# compress some whitespace
1515	s/\s+\n/\n/g; # ws line-ends
1516	s/\n\n+/\n/g; # double lines
1517	s/^\n+//; # beginning lines
1518	s/\n+$//; # ending lines
1519
1520	$_
1521	}
1522
1523	sub hintmode {
1524	$_[0]{hintmode} = $_[1] if @_ > 1;
1525	$_[0]{hintmode}
1526	}
1527		1743
1528	=item $player->ext_reply ($msgid, @msg)	1744	=item $player->ext_reply ($msgid, @msg)
1529		1745
1530	Sends an ext reply to the player.	1746	Sends an ext reply to the player.
1531		1747
…		…
1563		1779
1564	=cut	1780	=cut
1565		1781
1566	sub find_by_path($) {	1782	sub find_by_path($) {
1567	my ($path) = @_;	1783	my ($path) = @_;
		1784
		1785	$path =~ s/^~[^\/]*//; # skip ~login
1568		1786
1569	my ($match, $specificity);	1787	my ($match, $specificity);
1570		1788
1571	for my $region (list) {	1789	for my $region (list) {
1572	if ($region->{match} && $path =~ $region->{match}) {	1790	if ($region->{match} && $path =~ $region->{match}) {
…		…
1598	our $MAX_RESET = 3600;	1816	our $MAX_RESET = 3600;
1599	our $DEFAULT_RESET = 3000;	1817	our $DEFAULT_RESET = 3000;
1600		1818
1601	sub generate_random_map {	1819	sub generate_random_map {
1602	my ($self, $rmp) = @_;	1820	my ($self, $rmp) = @_;
		1821
		1822	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1823
1603	# mit "rum" bekleckern, nicht	1824	# mit "rum" bekleckern, nicht
1604	$self->_create_random_map (	1825	$self->_create_random_map (
1605	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1826	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1606	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1827	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1607	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1828	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1608	$rmp->{exit_on_final_map},	1829	$rmp->{exit_on_final_map},
1609	$rmp->{xsize}, $rmp->{ysize},	1830	$rmp->{xsize}, $rmp->{ysize},
1610	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1831	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1611	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1832	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1626		1847
1627	sub register {	1848	sub register {
1628	my (undef, $regex, $prio) = @_;	1849	my (undef, $regex, $prio) = @_;
1629	my $pkg = caller;	1850	my $pkg = caller;
1630		1851
1631	no strict;
1632	push @{"$pkg\::ISA"}, __PACKAGE__;	1852	push @{"$pkg\::ISA"}, __PACKAGE__;
1633		1853
1634	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1854	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1635	}	1855	}
1636		1856
1637	# also paths starting with '/'	1857	# also paths starting with '/'
1638	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1858	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1639		1859
1640	sub thawer_merge {	1860	sub thawer_merge {
1641	my ($self, $merge) = @_;	1861	my ($self, $merge) = @_;
1642		1862
1643	# we have to keep some variables in memory intact	1863	# we have to keep some variables in memory intact
…		…
1729		1949
1730	# the temporary/swap location	1950	# the temporary/swap location
1731	sub save_path {	1951	sub save_path {
1732	my ($self) = @_;	1952	my ($self) = @_;
1733		1953
1734	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1954	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1735	"$TMPDIR/$path.map"	1955	"$TMPDIR/$path.map"
1736	}	1956	}
1737		1957
1738	# the unique path, undef == no special unique path	1958	# the unique path, undef == no special unique path
1739	sub uniq_path {	1959	sub uniq_path {
1740	my ($self) = @_;	1960	my ($self) = @_;
1741		1961
1742	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1962	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1743	"$UNIQUEDIR/$path"	1963	"$UNIQUEDIR/$path"
1744	}
1745
1746	# and all this just because we cannot iterate over
1747	# all maps in C++...
1748	sub change_all_map_light {
1749	my ($change) = @_;
1750
1751	$_->change_map_light ($change)
1752	for grep $_->outdoor, values %cf::MAP;
1753	}	1964	}
1754		1965
1755	sub decay_objects {	1966	sub decay_objects {
1756	my ($self) = @_;	1967	my ($self) = @_;
1757		1968
…		…
1841	sub find {	2052	sub find {
1842	my ($path, $origin) = @_;	2053	my ($path, $origin) = @_;
1843		2054
1844	$path = normalise $path, $origin && $origin->path;	2055	$path = normalise $path, $origin && $origin->path;
1845		2056
		2057	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1846	cf::lock_wait "map_find:$path";	2058	my $guard2 = cf::lock_acquire "map_find:$path";
1847		2059
1848	$cf::MAP{$path} || do {	2060	$cf::MAP{$path} || do {
1849	my $guard = cf::lock_acquire "map_find:$path";
1850	my $map = new_from_path cf::map $path	2061	my $map = new_from_path cf::map $path
1851	or return;	2062	or return;
1852		2063
1853	$map->{last_save} = $cf::RUNTIME;	2064	$map->{last_save} = $cf::RUNTIME;
1854		2065
…		…
1856	or return;	2067	or return;
1857		2068
1858	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2069	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1859	# doing this can freeze the server in a sync job, obviously	2070	# doing this can freeze the server in a sync job, obviously
1860	#$cf::WAIT_FOR_TICK->wait;	2071	#$cf::WAIT_FOR_TICK->wait;
		2072	undef $guard2;
		2073	undef $guard1;
1861	$map->reset;	2074	$map->reset;
1862	undef $guard;
1863	return find $path;	2075	return find $path;
1864	}	2076	}
1865		2077
1866	$cf::MAP{$path} = $map	2078	$cf::MAP{$path} = $map
1867	}	2079	}
1868	}	2080	}
1869		2081
1870	sub pre_load { }	2082	sub pre_load { }
1871	sub post_load { }	2083	#sub post_load { } # XS
1872		2084
1873	sub load {	2085	sub load {
1874	my ($self) = @_;	2086	my ($self) = @_;
1875		2087
1876	local $self->{deny_reset} = 1; # loading can take a long time	2088	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1879		2091
1880	{	2092	{
1881	my $guard = cf::lock_acquire "map_data:$path";	2093	my $guard = cf::lock_acquire "map_data:$path";
1882		2094
1883	return unless $self->valid;	2095	return unless $self->valid;
1884	return if $self->in_memory != cf::MAP_SWAPPED;	2096	return unless $self->in_memory == cf::MAP_SWAPPED;
1885		2097
1886	$self->in_memory (cf::MAP_LOADING);	2098	$self->in_memory (cf::MAP_LOADING);
1887		2099
1888	$self->alloc;	2100	$self->alloc;
1889		2101
…		…
1893	my $f = new_from_file cf::object::thawer $self->{load_path};	2105	my $f = new_from_file cf::object::thawer $self->{load_path};
1894	$f->skip_block;	2106	$f->skip_block;
1895	$self->_load_objects ($f)	2107	$self->_load_objects ($f)
1896	or return;	2108	or return;
1897		2109
1898	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2110	$self->post_load_original
1899	if delete $self->{load_original};	2111	if delete $self->{load_original};
1900		2112
1901	if (my $uniq = $self->uniq_path) {	2113	if (my $uniq = $self->uniq_path) {
1902	utf8::encode $uniq;	2114	utf8::encode $uniq;
1903	unless (aio_stat $uniq) {	2115	unless (aio_stat $uniq) {
…		…
1921	unless ($self->{deny_activate}) {	2133	unless ($self->{deny_activate}) {
1922	$self->decay_objects;	2134	$self->decay_objects;
1923	$self->fix_auto_apply;	2135	$self->fix_auto_apply;
1924	$self->update_buttons;	2136	$self->update_buttons;
1925	cf::cede_to_tick;	2137	cf::cede_to_tick;
1926	$self->set_darkness_map;
1927	cf::cede_to_tick;
1928	$self->activate;	2138	$self->activate;
1929	}	2139	}
1930		2140
1931	$self->{last_save} = $cf::RUNTIME;	2141	$self->{last_save} = $cf::RUNTIME;
1932	$self->last_access ($cf::RUNTIME);	2142	$self->last_access ($cf::RUNTIME);
1933		2143
1934	$self->in_memory (cf::MAP_IN_MEMORY);	2144	$self->in_memory (cf::MAP_ACTIVE);
1935	}	2145	}
1936		2146
1937	$self->post_load;	2147	$self->post_load;
1938	}	2148	}
1939		2149
		2150	# customize the map for a given player, i.e.
		2151	# return the _real_ map. used by e.g. per-player
		2152	# maps to change the path to ~playername/mappath
1940	sub customise_for {	2153	sub customise_for {
1941	my ($self, $ob) = @_;	2154	my ($self, $ob) = @_;
1942		2155
1943	return find "~" . $ob->name . "/" . $self->{path}	2156	return find "~" . $ob->name . "/" . $self->{path}
1944	if $self->per_player;	2157	if $self->per_player;
…		…
1960	or next;	2173	or next;
1961	$neigh = find $neigh, $map	2174	$neigh = find $neigh, $map
1962	or next;	2175	or next;
1963	$neigh->load;	2176	$neigh->load;
1964		2177
		2178	# now find the diagonal neighbours
1965	push @neigh,	2179	push @neigh,
1966	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2180	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1967	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2181	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1968	}	2182	}
1969		2183
…		…
1976	}	2190	}
1977		2191
1978	sub find_sync {	2192	sub find_sync {
1979	my ($path, $origin) = @_;	2193	my ($path, $origin) = @_;
1980		2194
1981	cf::sync_job { find $path, $origin }	2195	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2196	if $Coro::current == $Coro::main;
		2197
		2198	find $path, $origin
1982	}	2199	}
1983		2200
1984	sub do_load_sync {	2201	sub do_load_sync {
1985	my ($map) = @_;	2202	my ($map) = @_;
1986		2203
1987	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2204	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
1988	if $Coro::current == $Coro::main;	2205	if $Coro::current == $Coro::main;
1989		2206
1990	cf::sync_job { $map->load };	2207	$map->load;
1991	}	2208	}
1992		2209
1993	our %MAP_PREFETCH;	2210	our %MAP_PREFETCH;
1994	our $MAP_PREFETCHER = undef;	2211	our $MAP_PREFETCHER = undef;
1995		2212
…		…
1997	my ($path, $origin, $load) = @_;	2214	my ($path, $origin, $load) = @_;
1998		2215
1999	$path = normalise $path, $origin && $origin->{path};	2216	$path = normalise $path, $origin && $origin->{path};
2000		2217
2001	if (my $map = $cf::MAP{$path}) {	2218	if (my $map = $cf::MAP{$path}) {
2002	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2219	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2003	}	2220	}
2004		2221
2005	$MAP_PREFETCH{$path} |= $load;	2222	$MAP_PREFETCH{$path} |= $load;
2006		2223
2007	$MAP_PREFETCHER ||= cf::async {	2224	$MAP_PREFETCHER ||= cf::async {
		2225	$Coro::current->{desc} = "map prefetcher";
		2226
2008	while (%MAP_PREFETCH) {	2227	while (%MAP_PREFETCH) {
2009	while (my ($k, $v) = each %MAP_PREFETCH) {	2228	while (my ($k, $v) = each %MAP_PREFETCH) {
2010	if (my $map = find $k) {	2229	if (my $map = find $k) {
2011	$map->load if $v;	2230	$map->load if $v;
2012	}	2231	}
…		…
2019	$MAP_PREFETCHER->prio (6);	2238	$MAP_PREFETCHER->prio (6);
2020		2239
2021	()	2240	()
2022	}	2241	}
2023		2242
		2243	# common code, used by both ->save and ->swapout
2024	sub save {	2244	sub _save {
2025	my ($self) = @_;	2245	my ($self) = @_;
2026
2027	my $lock = cf::lock_acquire "map_data:$self->{path}";
2028		2246
2029	$self->{last_save} = $cf::RUNTIME;	2247	$self->{last_save} = $cf::RUNTIME;
2030		2248
2031	return unless $self->dirty;	2249	return unless $self->dirty;
2032		2250
…		…
2038	return if $self->{deny_save};	2256	return if $self->{deny_save};
2039		2257
2040	local $self->{last_access} = $self->last_access;#d#	2258	local $self->{last_access} = $self->last_access;#d#
2041		2259
2042	cf::async {	2260	cf::async {
		2261	$Coro::current->{desc} = "map player save";
2043	$_->contr->save for $self->players;	2262	$_->contr->save for $self->players;
2044	};	2263	};
		2264
		2265	cf::get_slot 0.02;
2045		2266
2046	if ($uniq) {	2267	if ($uniq) {
2047	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2268	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2048	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2269	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2049	} else {	2270	} else {
2050	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2271	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2051	}	2272	}
2052	}	2273	}
2053		2274
		2275	sub save {
		2276	my ($self) = @_;
		2277
		2278	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2279
		2280	$self->_save;
		2281	}
		2282
2054	sub swap_out {	2283	sub swap_out {
2055	my ($self) = @_;	2284	my ($self) = @_;
2056		2285
2057	# save first because save cedes
2058	$self->save;
2059
2060	my $lock = cf::lock_acquire "map_data:$self->{path}";	2286	my $lock = cf::lock_acquire "map_data:$self->{path}";
2061		2287
		2288	return if $self->in_memory != cf::MAP_ACTIVE;
		2289	return if $self->{deny_save};
2062	return if $self->players;	2290	return if $self->players;
2063	return if $self->in_memory != cf::MAP_IN_MEMORY;
2064	return if $self->{deny_save};
2065		2291
		2292	# first deactivate the map and "unlink" it from the core
		2293	$self->deactivate;
		2294	$_->clear_links_to ($self) for values %cf::MAP;
		2295	$self->in_memory (cf::MAP_SWAPPED);
		2296
		2297	# then atomically save
		2298	$self->_save;
		2299
		2300	# then free the map
2066	$self->clear;	2301	$self->clear;
2067	$self->in_memory (cf::MAP_SWAPPED);
2068	}	2302	}
2069		2303
2070	sub reset_at {	2304	sub reset_at {
2071	my ($self) = @_;	2305	my ($self) = @_;
2072		2306
…		…
2090		2324
2091	my $lock = cf::lock_acquire "map_data:$self->{path}";	2325	my $lock = cf::lock_acquire "map_data:$self->{path}";
2092		2326
2093	return if $self->players;	2327	return if $self->players;
2094		2328
2095	warn "resetting map ", $self->path;	2329	cf::trace "resetting map ", $self->path, "\n";
2096		2330
2097	$self->in_memory (cf::MAP_SWAPPED);	2331	$self->in_memory (cf::MAP_SWAPPED);
2098		2332
2099	# need to save uniques path	2333	# need to save uniques path
2100	unless ($self->{deny_save}) {	2334	unless ($self->{deny_save}) {
…		…
2104	if $uniq;	2338	if $uniq;
2105	}	2339	}
2106		2340
2107	delete $cf::MAP{$self->path};	2341	delete $cf::MAP{$self->path};
2108		2342
		2343	$self->deactivate;
		2344	$_->clear_links_to ($self) for values %cf::MAP;
2109	$self->clear;	2345	$self->clear;
2110
2111	$_->clear_links_to ($self) for values %cf::MAP;
2112		2346
2113	$self->unlink_save;	2347	$self->unlink_save;
2114	$self->destroy;	2348	$self->destroy;
2115	}	2349	}
2116		2350
…		…
2124		2358
2125	delete $cf::MAP{$self->path};	2359	delete $cf::MAP{$self->path};
2126		2360
2127	$self->unlink_save;	2361	$self->unlink_save;
2128		2362
2129	bless $self, "cf::map";	2363	bless $self, "cf::map::wrap";
2130	delete $self->{deny_reset};	2364	delete $self->{deny_reset};
2131	$self->{deny_save} = 1;	2365	$self->{deny_save} = 1;
2132	$self->reset_timeout (1);	2366	$self->reset_timeout (1);
2133	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2367	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2134		2368
…		…
2183		2417
2184	sub unique_maps() {	2418	sub unique_maps() {
2185	[	2419	[
2186	map {	2420	map {
2187	utf8::decode $_;	2421	utf8::decode $_;
2188	/\.map$/	2422	s/\.map$//; # TODO future compatibility hack
		2423	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2424	? ()
2189	? normalise $_	2425	: normalise $_
2190	: ()
2191	} @{ aio_readdir $UNIQUEDIR or [] }	2426	} @{ aio_readdir $UNIQUEDIR or [] }
2192	]	2427	]
2193	}	2428	}
2194		2429
2195	package cf;	2430	=item cf::map::static_maps
		2431
		2432	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2433	file in the shared directory excluding F</styles> and F</editor>). May
		2434	block.
		2435
		2436	=cut
		2437
		2438	sub static_maps() {
		2439	my @dirs = "";
		2440	my @maps;
		2441
		2442	while (@dirs) {
		2443	my $dir = shift @dirs;
		2444
		2445	next if $dir eq "/styles" || $dir eq "/editor";
		2446
		2447	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2448	or return;
		2449
		2450	for (@$files) {
		2451	s/\.map$// or next;
		2452	utf8::decode $_;
		2453	push @maps, "$dir/$_";
		2454	}
		2455
		2456	push @dirs, map "$dir/$_", @$dirs;
		2457	}
		2458
		2459	\@maps
		2460	}
2196		2461
2197	=back	2462	=back
2198		2463
2199	=head3 cf::object	2464	=head3 cf::object
2200		2465
…		…
2204		2469
2205	=over 4	2470	=over 4
2206		2471
2207	=item $ob->inv_recursive	2472	=item $ob->inv_recursive
2208		2473
2209	Returns the inventory of the object _and_ their inventories, recursively.	2474	Returns the inventory of the object I<and> their inventories, recursively,
		2475	but I<not> the object itself.
2210		2476
2211	=cut	2477	=cut
2212		2478
2213	sub inv_recursive_;	2479	sub inv_recursive_;
2214	sub inv_recursive_ {	2480	sub inv_recursive_ {
…		…
2219	inv_recursive_ inv $_[0]	2485	inv_recursive_ inv $_[0]
2220	}	2486	}
2221		2487
2222	=item $ref = $ob->ref	2488	=item $ref = $ob->ref
2223		2489
2224	creates and returns a persistent reference to an objetc that can be stored as a string.	2490	Creates and returns a persistent reference to an object that can be stored as a string.
2225		2491
2226	=item $ob = cf::object::deref ($refstring)	2492	=item $ob = cf::object::deref ($refstring)
2227		2493
2228	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2494	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2229	even if the object actually exists. May block.	2495	even if the object actually exists. May block.
…		…
2231	=cut	2497	=cut
2232		2498
2233	sub deref {	2499	sub deref {
2234	my ($ref) = @_;	2500	my ($ref) = @_;
2235		2501
2236	# temporary compatibility#TODO#remove
2237	$ref =~ s{^<}{player/<};
2238
2239	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2502	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2240	my ($uuid, $name) = ($1, $2);	2503	my ($uuid, $name) = ($1, $2);
2241	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2504	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2242	or return;	2505	or return;
2243	$pl->ob->uuid eq $uuid	2506	$pl->ob->uuid eq $uuid
2244	or return;	2507	or return;
…		…
2264	can be C<undef>. Does the right thing when the player is currently in a	2527	can be C<undef>. Does the right thing when the player is currently in a
2265	dialogue with the given NPC character.	2528	dialogue with the given NPC character.
2266		2529
2267	=cut	2530	=cut
2268		2531
		2532	our $SAY_CHANNEL = {
		2533	id => "say",
		2534	title => "Map",
		2535	reply => "say ",
		2536	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2537	};
		2538
		2539	our $CHAT_CHANNEL = {
		2540	id => "chat",
		2541	title => "Chat",
		2542	reply => "chat ",
		2543	tooltip => "Player chat and shouts, global to the server.",
		2544	};
		2545
2269	# rough implementation of a future "reply" method that works	2546	# rough implementation of a future "reply" method that works
2270	# with dialog boxes.	2547	# with dialog boxes.
2271	#TODO: the first argument must go, split into a $npc->reply_to ( method	2548	#TODO: the first argument must go, split into a $npc->reply_to ( method
2272	sub cf::object::player::reply($$$;$) {	2549	sub cf::object::player::reply($$$;$) {
2273	my ($self, $npc, $msg, $flags) = @_;	2550	my ($self, $npc, $msg, $flags) = @_;
…		…
2284	my $dialog = $pl->{npc_dialog};	2561	my $dialog = $pl->{npc_dialog};
2285	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2562	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2286		2563
2287	} else {	2564	} else {
2288	$msg = $npc->name . " says: $msg" if $npc;	2565	$msg = $npc->name . " says: $msg" if $npc;
2289	$self->message ($msg, $flags);	2566	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2290	}	2567	}
2291	}	2568	}
2292	}	2569	}
2293		2570
2294	=item $object->send_msg ($channel, $msg, $color, [extra...])	2571	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2319		2596
2320	=item $player_object->enter_link	2597	=item $player_object->enter_link
2321		2598
2322	Freezes the player and moves him/her to a special map (C<{link}>).	2599	Freezes the player and moves him/her to a special map (C<{link}>).
2323		2600
2324	The player should be reasonably safe there for short amounts of time. You	2601	The player should be reasonably safe there for short amounts of time (e.g.
2325	I<MUST> call C<leave_link> as soon as possible, though.	2602	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2603	though, as the player cannot control the character while it is on the link
		2604	map.
2326		2605
2327	Will never block.	2606	Will never block.
2328		2607
2329	=item $player_object->leave_link ($map, $x, $y)	2608	=item $player_object->leave_link ($map, $x, $y)
2330		2609
…		…
2350	sub cf::object::player::enter_link {	2629	sub cf::object::player::enter_link {
2351	my ($self) = @_;	2630	my ($self) = @_;
2352		2631
2353	$self->deactivate_recursive;	2632	$self->deactivate_recursive;
2354		2633
		2634	++$self->{_link_recursion};
		2635
2355	return if UNIVERSAL::isa $self->map, "ext::map_link";	2636	return if UNIVERSAL::isa $self->map, "ext::map_link";
2356		2637
2357	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2638	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2358	if $self->map && $self->map->{path} ne "{link}";	2639	if $self->map && $self->map->{path} ne "{link}";
2359		2640
2360	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2641	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2361	}	2642	}
2362		2643
2363	sub cf::object::player::leave_link {	2644	sub cf::object::player::leave_link {
2364	my ($self, $map, $x, $y) = @_;	2645	my ($self, $map, $x, $y) = @_;
2365		2646
…		…
2382	($x, $y) = (-1, -1)	2663	($x, $y) = (-1, -1)
2383	unless (defined $x) && (defined $y);	2664	unless (defined $x) && (defined $y);
2384		2665
2385	# use -1 or undef as default coordinates, not 0, 0	2666	# use -1 or undef as default coordinates, not 0, 0
2386	($x, $y) = ($map->enter_x, $map->enter_y)	2667	($x, $y) = ($map->enter_x, $map->enter_y)
2387	if $x <=0 && $y <= 0;	2668	if $x <= 0 && $y <= 0;
2388		2669
2389	$map->load;	2670	$map->load;
2390	$map->load_neighbours;	2671	$map->load_neighbours;
2391		2672
2392	return unless $self->contr->active;	2673	return unless $self->contr->active;
2393	$self->activate_recursive;
2394		2674
2395	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2675	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2396	$self->enter_map ($map, $x, $y);	2676	if ($self->enter_map ($map, $x, $y)) {
2397	}	2677	# entering was successful
		2678	delete $self->{_link_recursion};
		2679	# only activate afterwards, to support waiting in hooks
		2680	$self->activate_recursive;
		2681	}
2398		2682
		2683	}
		2684
2399	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2685	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2400		2686
2401	Moves the player to the given map-path and coordinates by first freezing	2687	Moves the player to the given map-path and coordinates by first freezing
2402	her, loading and preparing them map, calling the provided $check callback	2688	her, loading and preparing them map, calling the provided $check callback
2403	that has to return the map if sucecssful, and then unfreezes the player on	2689	that has to return the map if sucecssful, and then unfreezes the player on
2404	the new (success) or old (failed) map position. In either case, $done will	2690	the new (success) or old (failed) map position. In either case, $done will
2405	be called at the end of this process.	2691	be called at the end of this process.
2406		2692
		2693	Note that $check will be called with a potentially non-loaded map, so if
		2694	it needs a loaded map it has to call C<< ->load >>.
		2695
2407	=cut	2696	=cut
2408		2697
2409	our $GOTOGEN;	2698	our $GOTOGEN;
2410		2699
2411	sub cf::object::player::goto {	2700	sub cf::object::player::goto {
2412	my ($self, $path, $x, $y, $check, $done) = @_;	2701	my ($self, $path, $x, $y, $check, $done) = @_;
2413		2702
		2703	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2704	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2705	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2706	($path, $x, $y) = @$EMERGENCY_POSITION;
		2707	}
		2708
2414	# do generation counting so two concurrent goto's will be executed in-order	2709	# do generation counting so two concurrent goto's will be executed in-order
2415	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2710	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2416		2711
2417	$self->enter_link;	2712	$self->enter_link;
2418		2713
2419	(async {	2714	(async {
		2715	$Coro::current->{desc} = "player::goto $path $x $y";
		2716
		2717	# *tag paths override both path and x|y
		2718	if ($path =~ /^\*(.*)$/) {
		2719	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2720	my $ob = $obs[rand @obs];
		2721
		2722	# see if we actually can go there
		2723	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2724	$ob = $obs[rand @obs];
		2725	} else {
		2726	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2727	}
		2728	# else put us there anyways for now #d#
		2729
		2730	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2731	} else {
		2732	($path, $x, $y) = (undef, undef, undef);
		2733	}
		2734	}
		2735
2420	my $map = eval {	2736	my $map = eval {
2421	my $map = cf::map::find $path;	2737	my $map = defined $path ? cf::map::find $path : undef;
2422		2738
2423	if ($map) {	2739	if ($map) {
2424	$map = $map->customise_for ($self);	2740	$map = $map->customise_for ($self);
2425	$map = $check->($map) if $check && $map;	2741	$map = $check->($map, $x, $y, $self) if $check && $map;
2426	} else {	2742	} else {
2427	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2743	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2428	}	2744	}
2429		2745
2430	$map	2746	$map
2431	};	2747	};
2432		2748
…		…
2438	if ($gen == $self->{_goto_generation}) {	2754	if ($gen == $self->{_goto_generation}) {
2439	delete $self->{_goto_generation};	2755	delete $self->{_goto_generation};
2440	$self->leave_link ($map, $x, $y);	2756	$self->leave_link ($map, $x, $y);
2441	}	2757	}
2442		2758
2443	$done->() if $done;	2759	$done->($self) if $done;
2444	})->prio (1);	2760	})->prio (1);
2445	}	2761	}
2446		2762
2447	=item $player_object->enter_exit ($exit_object)	2763	=item $player_object->enter_exit ($exit_object)
2448		2764
…		…
2468	}	2784	}
2469		2785
2470	sub prepare_random_map {	2786	sub prepare_random_map {
2471	my ($exit) = @_;	2787	my ($exit) = @_;
2472		2788
2473	my $guard = cf::lock_acquire "exit_prepare:$exit";
2474
2475	# all this does is basically replace the /! path by	2789	# all this does is basically replace the /! path by
2476	# a new random map path (?random/...) with a seed	2790	# a new random map path (?random/...) with a seed
2477	# that depends on the exit object	2791	# that depends on the exit object
2478		2792
2479	my $rmp = parse_random_map_params $exit->msg;	2793	my $rmp = parse_random_map_params $exit->msg;
…		…
2481	if ($exit->map) {	2795	if ($exit->map) {
2482	$rmp->{region} = $exit->region->name;	2796	$rmp->{region} = $exit->region->name;
2483	$rmp->{origin_map} = $exit->map->path;	2797	$rmp->{origin_map} = $exit->map->path;
2484	$rmp->{origin_x} = $exit->x;	2798	$rmp->{origin_x} = $exit->x;
2485	$rmp->{origin_y} = $exit->y;	2799	$rmp->{origin_y} = $exit->y;
		2800
		2801	$exit->map->touch;
2486	}	2802	}
2487		2803
2488	$rmp->{random_seed} ||= $exit->random_seed;	2804	$rmp->{random_seed} ||= $exit->random_seed;
2489		2805
2490	my $data = cf::to_json $rmp;	2806	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2491	my $md5 = Digest::MD5::md5_hex $data;	2807	my $md5 = Digest::MD5::md5_hex $data;
2492	my $meta = "$RANDOMDIR/$md5.meta";	2808	my $meta = "$RANDOMDIR/$md5.meta";
2493		2809
2494	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2810	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2495	aio_write $fh, 0, (length $data), $data, 0;	2811	aio_write $fh, 0, (length $data), $data, 0;
2496	undef $fh;	2812	undef $fh;
2497	aio_rename "$meta~", $meta;	2813	aio_rename "$meta~", $meta;
2498		2814
		2815	my $slaying = "?random/$md5";
		2816
		2817	if ($exit->valid) {
2499	$exit->slaying ("?random/$md5");	2818	$exit->slaying ("?random/$md5");
2500	$exit->msg (undef);	2819	$exit->msg (undef);
		2820	}
2501	}	2821	}
2502	}	2822	}
2503		2823
2504	sub cf::object::player::enter_exit {	2824	sub cf::object::player::enter_exit {
2505	my ($self, $exit) = @_;	2825	my ($self, $exit) = @_;
2506		2826
2507	return unless $self->type == cf::PLAYER;	2827	return unless $self->type == cf::PLAYER;
2508		2828
2509	if ($exit->slaying eq "/!") {
2510	#TODO: this should de-fi-ni-te-ly not be a sync-job
2511	# the problem is that $exit might not survive long enough
2512	# so it needs to be done right now, right here
2513	cf::sync_job { prepare_random_map $exit };
2514	}
2515
2516	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2517	my $hp = $exit->stats->hp;
2518	my $sp = $exit->stats->sp;
2519
2520	$self->enter_link;	2829	$self->enter_link;
2521		2830
2522	# if exit is damned, update players death & WoR home-position
2523	$self->contr->savebed ($slaying, $hp, $sp)
2524	if $exit->flag (FLAG_DAMNED);
2525
2526	(async {	2831	(async {
2527	$self->deactivate_recursive; # just to be sure	2832	$Coro::current->{desc} = "enter_exit";
		2833
2528	unless (eval {	2834	unless (eval {
		2835	$self->deactivate_recursive; # just to be sure
		2836
		2837	# random map handling
		2838	{
		2839	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2840
		2841	prepare_random_map $exit
		2842	if $exit->slaying eq "/!";
		2843	}
		2844
		2845	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2846	my $x = $exit->stats->hp;
		2847	my $y = $exit->stats->sp;
		2848
2529	$self->goto ($slaying, $hp, $sp);	2849	$self->goto ($map, $x, $y);
2530		2850
		2851	# if exit is damned, update players death & WoR home-position
		2852	$self->contr->savebed ($map, $x, $y)
		2853	if $exit->flag (cf::FLAG_DAMNED);
		2854
2531	1;	2855	1
2532	}) {	2856	}) {
2533	$self->message ("Something went wrong deep within the crossfire server. "	2857	$self->message ("Something went wrong deep within the deliantra server. "
2534	. "I'll try to bring you back to the map you were before. "	2858	. "I'll try to bring you back to the map you were before. "
2535	. "Please report this to the dungeon master!",	2859	. "Please report this to the dungeon master!",
2536	cf::NDI_UNIQUE | cf::NDI_RED);	2860	cf::NDI_UNIQUE | cf::NDI_RED);
2537		2861
2538	warn "ERROR in enter_exit: $@";	2862	error "ERROR in enter_exit: $@";
2539	$self->leave_link;	2863	$self->leave_link;
2540	}	2864	}
2541	})->prio (1);	2865	})->prio (1);
2542	}	2866	}
2543		2867
…		…
2555	sub cf::client::send_drawinfo {	2879	sub cf::client::send_drawinfo {
2556	my ($self, $text, $flags) = @_;	2880	my ($self, $text, $flags) = @_;
2557		2881
2558	utf8::encode $text;	2882	utf8::encode $text;
2559	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2883	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2884	}
		2885
		2886	=item $client->send_big_packet ($pkt)
		2887
		2888	Like C<send_packet>, but tries to compress large packets, and fragments
		2889	them as required.
		2890
		2891	=cut
		2892
		2893	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2894
		2895	sub cf::client::send_big_packet {
		2896	my ($self, $pkt) = @_;
		2897
		2898	# try lzf for large packets
		2899	$pkt = "lzf " . Compress::LZF::compress $pkt
		2900	if 1024 <= length $pkt and $self->{can_lzf};
		2901
		2902	# split very large packets
		2903	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2904	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2905	$pkt = "frag";
		2906	}
		2907
		2908	$self->send_packet ($pkt);
2560	}	2909	}
2561		2910
2562	=item $client->send_msg ($channel, $msg, $color, [extra...])	2911	=item $client->send_msg ($channel, $msg, $color, [extra...])
2563		2912
2564	Send a drawinfo or msg packet to the client, formatting the msg for the	2913	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2566	the message, with C<log> being the default. If C<$color> is negative, suppress	2915	the message, with C<log> being the default. If C<$color> is negative, suppress
2567	the message unless the client supports the msg packet.	2916	the message unless the client supports the msg packet.
2568		2917
2569	=cut	2918	=cut
2570		2919
		2920	# non-persistent channels (usually the info channel)
2571	our %CHANNEL = (	2921	our %CHANNEL = (
		2922	"c/motd" => {
		2923	id => "infobox",
		2924	title => "MOTD",
		2925	reply => undef,
		2926	tooltip => "The message of the day",
		2927	},
2572	"c/identify" => {	2928	"c/identify" => {
2573	id => "identify",	2929	id => "infobox",
2574	title => "Identify",	2930	title => "Identify",
2575	reply => undef,	2931	reply => undef,
2576	tooltip => "Items recently identified",	2932	tooltip => "Items recently identified",
2577	},	2933	},
2578	"c/examine" => {	2934	"c/examine" => {
2579	id => "examine",	2935	id => "infobox",
2580	title => "Examine",	2936	title => "Examine",
2581	reply => undef,	2937	reply => undef,
2582	tooltip => "Signs and other items you examined",	2938	tooltip => "Signs and other items you examined",
2583	},	2939	},
		2940	"c/shopinfo" => {
		2941	id => "infobox",
		2942	title => "Shop Info",
		2943	reply => undef,
		2944	tooltip => "What your bargaining skill tells you about the shop",
		2945	},
		2946	"c/book" => {
		2947	id => "infobox",
		2948	title => "Book",
		2949	reply => undef,
		2950	tooltip => "The contents of a note or book",
		2951	},
		2952	"c/lookat" => {
		2953	id => "infobox",
		2954	title => "Look",
		2955	reply => undef,
		2956	tooltip => "What you saw there",
		2957	},
		2958	"c/who" => {
		2959	id => "infobox",
		2960	title => "Players",
		2961	reply => undef,
		2962	tooltip => "Shows players who are currently online",
		2963	},
		2964	"c/body" => {
		2965	id => "infobox",
		2966	title => "Body Parts",
		2967	reply => undef,
		2968	tooltip => "Shows which body parts you posess and are available",
		2969	},
		2970	"c/statistics" => {
		2971	id => "infobox",
		2972	title => "Statistics",
		2973	reply => undef,
		2974	tooltip => "Shows your primary statistics",
		2975	},
		2976	"c/skills" => {
		2977	id => "infobox",
		2978	title => "Skills",
		2979	reply => undef,
		2980	tooltip => "Shows your experience per skill and item power",
		2981	},
		2982	"c/shopitems" => {
		2983	id => "infobox",
		2984	title => "Shop Items",
		2985	reply => undef,
		2986	tooltip => "Shows the items currently for sale in this shop",
		2987	},
		2988	"c/resistances" => {
		2989	id => "infobox",
		2990	title => "Resistances",
		2991	reply => undef,
		2992	tooltip => "Shows your resistances",
		2993	},
		2994	"c/pets" => {
		2995	id => "infobox",
		2996	title => "Pets",
		2997	reply => undef,
		2998	tooltip => "Shows information abotu your pets/a specific pet",
		2999	},
		3000	"c/perceiveself" => {
		3001	id => "infobox",
		3002	title => "Perceive Self",
		3003	reply => undef,
		3004	tooltip => "You gained detailed knowledge about yourself",
		3005	},
		3006	"c/uptime" => {
		3007	id => "infobox",
		3008	title => "Uptime",
		3009	reply => undef,
		3010	tooltip => "How long the server has been running since last restart",
		3011	},
		3012	"c/mapinfo" => {
		3013	id => "infobox",
		3014	title => "Map Info",
		3015	reply => undef,
		3016	tooltip => "Information related to the maps",
		3017	},
		3018	"c/party" => {
		3019	id => "party",
		3020	title => "Party",
		3021	reply => "gsay ",
		3022	tooltip => "Messages and chat related to your party",
		3023	},
		3024	"c/death" => {
		3025	id => "death",
		3026	title => "Death",
		3027	reply => undef,
		3028	tooltip => "Reason for and more info about your most recent death",
		3029	},
		3030	"c/say" => $SAY_CHANNEL,
		3031	"c/chat" => $CHAT_CHANNEL,
2584	);	3032	);
2585		3033
2586	sub cf::client::send_msg {	3034	sub cf::client::send_msg {
2587	my ($self, $channel, $msg, $color, @extra) = @_;	3035	my ($self, $channel, $msg, $color, @extra) = @_;
2588		3036
2589	$msg = $self->pl->expand_cfpod ($msg);	3037	$msg = $self->pl->expand_cfpod ($msg)
		3038	unless $color & cf::NDI_VERBATIM;
2590		3039
2591	$color &= cf::NDI_CLIENT_MASK; # just in case...	3040	$color &= cf::NDI_CLIENT_MASK; # just in case...
2592		3041
2593	# check predefined channels, for the benefit of C	3042	# check predefined channels, for the benefit of C
2594	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	3043	if ($CHANNEL{$channel}) {
		3044	$channel = $CHANNEL{$channel};
2595		3045
		3046	$self->ext_msg (channel_info => $channel);
		3047	$channel = $channel->{id};
		3048
2596	if (ref $channel) {	3049	} elsif (ref $channel) {
2597	# send meta info to client, if not yet sent	3050	# send meta info to client, if not yet sent
2598	unless (exists $self->{channel}{$channel->{id}}) {	3051	unless (exists $self->{channel}{$channel->{id}}) {
2599	$self->{channel}{$channel->{id}} = $channel;	3052	$self->{channel}{$channel->{id}} = $channel;
2600	$self->ext_msg (channel_info => $channel)	3053	$self->ext_msg (channel_info => $channel);
2601	if $self->can_msg;
2602	}	3054	}
2603		3055
2604	$channel = $channel->{id};	3056	$channel = $channel->{id};
2605	}	3057	}
2606		3058
2607	return unless @extra || length $msg;	3059	return unless @extra || length $msg;
2608		3060
2609	if ($self->can_msg) {
2610	# default colour, mask it out	3061	# default colour, mask it out
2611	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3062	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2612	if $color & cf::NDI_DEF;	3063	if $color & cf::NDI_DEF;
2613		3064
2614	$self->send_packet ("msg " . $self->{json_coder}->encode (	3065	my $pkt = "msg "
		3066	. $self->{json_coder}->encode (
2615	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3067	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2616	} else {	3068	);
2617	if ($color >= 0) {
2618	# replace some tags by gcfclient-compatible ones
2619	for ($msg) {
2620	1 while
2621	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2622	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2623	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2624	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2625	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2626	}
2627		3069
2628	$color &= cf::NDI_COLOR_MASK;	3070	$self->send_big_packet ($pkt);
2629
2630	utf8::encode $msg;
2631
2632	if (0 && $msg =~ /\[/) {
2633	# COMMAND/INFO
2634	$self->send_packet ("drawextinfo $color 10 8 $msg")
2635	} else {
2636	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2637	$self->send_packet ("drawinfo $color $msg")
2638	}
2639	}
2640	}
2641	}	3071	}
2642		3072
2643	=item $client->ext_msg ($type, @msg)	3073	=item $client->ext_msg ($type, @msg)
2644		3074
2645	Sends an ext event to the client.	3075	Sends an ext event to the client.
…		…
2648		3078
2649	sub cf::client::ext_msg($$@) {	3079	sub cf::client::ext_msg($$@) {
2650	my ($self, $type, @msg) = @_;	3080	my ($self, $type, @msg) = @_;
2651		3081
2652	if ($self->extcmd == 2) {	3082	if ($self->extcmd == 2) {
2653	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3083	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2654	} elsif ($self->extcmd == 1) { # TODO: remove	3084	} elsif ($self->extcmd == 1) { # TODO: remove
2655	push @msg, msgtype => "event_$type";	3085	push @msg, msgtype => "event_$type";
2656	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3086	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2657	}	3087	}
2658	}	3088	}
2659		3089
2660	=item $client->ext_reply ($msgid, @msg)	3090	=item $client->ext_reply ($msgid, @msg)
2661		3091
…		…
2665		3095
2666	sub cf::client::ext_reply($$@) {	3096	sub cf::client::ext_reply($$@) {
2667	my ($self, $id, @msg) = @_;	3097	my ($self, $id, @msg) = @_;
2668		3098
2669	if ($self->extcmd == 2) {	3099	if ($self->extcmd == 2) {
2670	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3100	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2671	} elsif ($self->extcmd == 1) {	3101	} elsif ($self->extcmd == 1) {
2672	#TODO: version 1, remove	3102	#TODO: version 1, remove
2673	unshift @msg, msgtype => "reply", msgid => $id;	3103	unshift @msg, msgtype => "reply", msgid => $id;
2674	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3104	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2675	}	3105	}
2676	}	3106	}
2677		3107
2678	=item $success = $client->query ($flags, "text", \&cb)	3108	=item $success = $client->query ($flags, "text", \&cb)
2679		3109
…		…
2750		3180
2751	$ns->ext_reply ($reply, @reply)	3181	$ns->ext_reply ($reply, @reply)
2752	if $reply;	3182	if $reply;
2753		3183
2754	} else {	3184	} else {
2755	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3185	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2756	}	3186	}
2757		3187
2758	cf::override;	3188	cf::override;
2759	},	3189	},
2760	);	3190	);
…		…
2780		3210
2781	$coro	3211	$coro
2782	}	3212	}
2783		3213
2784	cf::client->attach (	3214	cf::client->attach (
2785	on_destroy => sub {	3215	on_client_destroy => sub {
2786	my ($ns) = @_;	3216	my ($ns) = @_;
2787		3217
2788	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3218	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2789	},	3219	},
2790	);	3220	);
…		…
2806	our $safe_hole = new Safe::Hole;	3236	our $safe_hole = new Safe::Hole;
2807		3237
2808	$SIG{FPE} = 'IGNORE';	3238	$SIG{FPE} = 'IGNORE';
2809		3239
2810	$safe->permit_only (Opcode::opset qw(	3240	$safe->permit_only (Opcode::opset qw(
2811	:base_core :base_mem :base_orig :base_math	3241	:base_core :base_mem :base_orig :base_math :base_loop
2812	grepstart grepwhile mapstart mapwhile	3242	grepstart grepwhile mapstart mapwhile
2813	sort time	3243	sort time
2814	));	3244	));
2815		3245
2816	# here we export the classes and methods available to script code	3246	# here we export the classes and methods available to script code
…		…
2818	=pod	3248	=pod
2819		3249
2820	The following functions and methods are available within a safe environment:	3250	The following functions and methods are available within a safe environment:
2821		3251
2822	cf::object	3252	cf::object
2823	contr pay_amount pay_player map x y force_find force_add	3253	contr pay_amount pay_player map x y force_find force_add destroy
2824	insert remove name archname title slaying race decrease_ob_nr	3254	insert remove name archname title slaying race decrease split
		3255	value
2825		3256
2826	cf::object::player	3257	cf::object::player
2827	player	3258	player
2828		3259
2829	cf::player	3260	cf::player
…		…
2834		3265
2835	=cut	3266	=cut
2836		3267
2837	for (	3268	for (
2838	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3269	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2839	insert remove inv name archname title slaying race	3270	insert remove inv nrof name archname title slaying race
2840	decrease_ob_nr)],	3271	decrease split destroy change_exp value msg lore send_msg)],
2841	["cf::object::player" => qw(player)],	3272	["cf::object::player" => qw(player)],
2842	["cf::player" => qw(peaceful)],	3273	["cf::player" => qw(peaceful send_msg)],
2843	["cf::map" => qw(trigger)],	3274	["cf::map" => qw(trigger)],
2844	) {	3275	) {
2845	no strict 'refs';
2846	my ($pkg, @funs) = @$_;	3276	my ($pkg, @funs) = @$_;
2847	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3277	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2848	for @funs;	3278	for @funs;
2849	}	3279	}
2850		3280
…		…
2865		3295
2866	my $qcode = $code;	3296	my $qcode = $code;
2867	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3297	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2868	$qcode =~ s/\n/\\n/g;	3298	$qcode =~ s/\n/\\n/g;
2869		3299
		3300	%vars = (_dummy => 0) unless %vars;
		3301
		3302	my @res;
2870	local $_;	3303	local $_;
2871	local @safe::cf::_safe_eval_args = values %vars;
2872		3304
2873	my $eval =	3305	my $eval =
2874	"do {\n"	3306	"do {\n"
2875	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3307	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2876	. "#line 0 \"{$qcode}\"\n"	3308	. "#line 0 \"{$qcode}\"\n"
2877	. $code	3309	. $code
2878	. "\n}"	3310	. "\n}"
2879	;	3311	;
2880		3312
		3313	if ($CFG{safe_eval}) {
2881	sub_generation_inc;	3314	sub_generation_inc;
		3315	local @safe::cf::_safe_eval_args = values %vars;
2882	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3316	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2883	sub_generation_inc;	3317	sub_generation_inc;
		3318	} else {
		3319	local @cf::_safe_eval_args = values %vars;
		3320	@res = wantarray ? eval eval : scalar eval $eval;
		3321	}
2884		3322
2885	if ($@) {	3323	if ($@) {
2886	warn "$@";	3324	warn "$@",
2887	warn "while executing safe code '$code'\n";	3325	"while executing safe code '$code'\n",
2888	warn "with arguments " . (join " ", %vars) . "\n";	3326	"with arguments " . (join " ", %vars) . "\n";
2889	}	3327	}
2890		3328
2891	wantarray ? @res : $res[0]	3329	wantarray ? @res : $res[0]
2892	}	3330	}
2893		3331
…		…
2907	=cut	3345	=cut
2908		3346
2909	sub register_script_function {	3347	sub register_script_function {
2910	my ($fun, $cb) = @_;	3348	my ($fun, $cb) = @_;
2911		3349
2912	no strict 'refs';	3350	$fun = "safe::$fun" if $CFG{safe_eval};
2913	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3351	*$fun = $safe_hole->wrap ($cb);
2914	}	3352	}
2915		3353
2916	=back	3354	=back
2917		3355
2918	=cut	3356	=cut
…		…
2927	# for this (global event?)	3365	# for this (global event?)
2928	%ext::player_env::MUSIC_FACE_CACHE = ();	3366	%ext::player_env::MUSIC_FACE_CACHE = ();
2929		3367
2930	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3368	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2931		3369
2932	warn "loading facedata from $path\n";	3370	trace "loading facedata from $path\n";
2933		3371
2934	my $facedata;	3372	my $facedata;
2935	0 < aio_load $path, $facedata	3373	0 < aio_load $path, $facedata
2936	or die "$path: $!";	3374	or die "$path: $!";
2937		3375
…		…
2939		3377
2940	$facedata->{version} == 2	3378	$facedata->{version} == 2
2941	or cf::cleanup "$path: version mismatch, cannot proceed.";	3379	or cf::cleanup "$path: version mismatch, cannot proceed.";
2942		3380
2943	# patch in the exptable	3381	# patch in the exptable
		3382	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
2944	$facedata->{resource}{"res/exp_table"} = {	3383	$facedata->{resource}{"res/exp_table"} = {
2945	type => FT_RSRC,	3384	type => FT_RSRC,
2946	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3385	data => $exp_table,
		3386	hash => (Digest::MD5::md5 $exp_table),
2947	};	3387	};
2948	cf::cede_to_tick;	3388	cf::cede_to_tick;
2949		3389
2950	{	3390	{
2951	my $faces = $facedata->{faceinfo};	3391	my $faces = $facedata->{faceinfo};
2952		3392
2953	while (my ($face, $info) = each %$faces) {	3393	while (my ($face, $info) = each %$faces) {
2954	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3394	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3395
2955	cf::face::set_visibility $idx, $info->{visibility};	3396	cf::face::set_visibility $idx, $info->{visibility};
2956	cf::face::set_magicmap $idx, $info->{magicmap};	3397	cf::face::set_magicmap $idx, $info->{magicmap};
2957	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3398	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2958	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3399	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2959		3400
2960	cf::cede_to_tick;	3401	cf::cede_to_tick;
2961	}	3402	}
2962		3403
2963	while (my ($face, $info) = each %$faces) {	3404	while (my ($face, $info) = each %$faces) {
2964	next unless $info->{smooth};	3405	next unless $info->{smooth};
		3406
2965	my $idx = cf::face::find $face	3407	my $idx = cf::face::find $face
2966	or next;	3408	or next;
		3409
2967	if (my $smooth = cf::face::find $info->{smooth}) {	3410	if (my $smooth = cf::face::find $info->{smooth}) {
2968	cf::face::set_smooth $idx, $smooth;	3411	cf::face::set_smooth $idx, $smooth;
2969	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3412	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2970	} else {	3413	} else {
2971	warn "smooth face '$info->{smooth}' not found for face '$face'";	3414	error "smooth face '$info->{smooth}' not found for face '$face'";
2972	}	3415	}
2973		3416
2974	cf::cede_to_tick;	3417	cf::cede_to_tick;
2975	}	3418	}
2976	}	3419	}
…		…
2985		3428
2986	cf::anim::invalidate_all; # d'oh	3429	cf::anim::invalidate_all; # d'oh
2987	}	3430	}
2988		3431
2989	{	3432	{
2990	# TODO: for gcfclient pleasure, we should give resources
2991	# that gcfclient doesn't grok a >10000 face index.
2992	my $res = $facedata->{resource};	3433	my $res = $facedata->{resource};
2993		3434
2994	my $soundconf = delete $res->{"res/sound.conf"};
2995
2996	while (my ($name, $info) = each %$res) {	3435	while (my ($name, $info) = each %$res) {
		3436	if (defined $info->{type}) {
2997	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3437	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2998	my $data;
2999		3438
3000	if ($info->{type} & 1) {	3439	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3001	# prepend meta info	3440	cf::face::set_type $idx, $info->{type};
3002
3003	my $meta = $enc->encode ({
3004	name => $name,
3005	%{ $info->{meta} || {} },
3006	});
3007
3008	$data = pack "(w/a*)*", $meta, $info->{data};
3009	} else {	3441	} else {
3010	$data = $info->{data};	3442	$RESOURCE{$name} = $info; # unused
3011	}	3443	}
3012		3444
3013	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3014	cf::face::set_type $idx, $info->{type};
3015
3016	cf::cede_to_tick;	3445	cf::cede_to_tick;
3017	}	3446	}
3018
3019	if ($soundconf) {
3020	$soundconf = $enc->decode (delete $soundconf->{data});
3021
3022	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3023	my $sound = $soundconf->{compat}[$_]
3024	or next;
3025
3026	my $face = cf::face::find "sound/$sound->[1]";
3027	cf::sound::set $sound->[0] => $face;
3028	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3029	}
3030
3031	while (my ($k, $v) = each %{$soundconf->{event}}) {
3032	my $face = cf::face::find "sound/$v";
3033	cf::sound::set $k => $face;
3034	}
3035	}
3036	}	3447	}
		3448
		3449	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3037		3450
3038	1	3451	1
3039	}	3452	}
3040		3453
3041	register_exticmd fx_want => sub {	3454	register_exticmd fx_want => sub {
…		…
3043		3456
3044	while (my ($k, $v) = each %$want) {	3457	while (my ($k, $v) = each %$want) {
3045	$ns->fx_want ($k, $v);	3458	$ns->fx_want ($k, $v);
3046	}	3459	}
3047	};	3460	};
		3461
		3462	sub load_resource_file($) {
		3463	my $guard = lock_acquire "load_resource_file";
		3464
		3465	my $status = load_resource_file_ $_[0];
		3466	get_slot 0.1, 100;
		3467	cf::arch::commit_load;
		3468
		3469	$status
		3470	}
3048		3471
3049	sub reload_regions {	3472	sub reload_regions {
3050	# HACK to clear player env face cache, we need some signal framework	3473	# HACK to clear player env face cache, we need some signal framework
3051	# for this (global event?)	3474	# for this (global event?)
3052	%ext::player_env::MUSIC_FACE_CACHE = ();	3475	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3066	}	3489	}
3067		3490
3068	sub reload_archetypes {	3491	sub reload_archetypes {
3069	load_resource_file "$DATADIR/archetypes"	3492	load_resource_file "$DATADIR/archetypes"
3070	or die "unable to load archetypes\n";	3493	or die "unable to load archetypes\n";
3071	#d# NEED to laod twice to resolve forward references
3072	# this really needs to be done in an extra post-pass
3073	# (which needs to be synchronous, so solve it differently)
3074	load_resource_file "$DATADIR/archetypes"
3075	or die "unable to load archetypes\n";
3076	}	3494	}
3077		3495
3078	sub reload_treasures {	3496	sub reload_treasures {
3079	load_resource_file "$DATADIR/treasures"	3497	load_resource_file "$DATADIR/treasures"
3080	or die "unable to load treasurelists\n";	3498	or die "unable to load treasurelists\n";
3081	}	3499	}
3082		3500
		3501	sub reload_sound {
		3502	trace "loading sound config from $DATADIR/sound\n";
		3503
		3504	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3505	or die "$DATADIR/sound $!";
		3506
		3507	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3508
		3509	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3510	my $sound = $soundconf->{compat}[$_]
		3511	or next;
		3512
		3513	my $face = cf::face::find "sound/$sound->[1]";
		3514	cf::sound::set $sound->[0] => $face;
		3515	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3516	}
		3517
		3518	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3519	my $face = cf::face::find "sound/$v";
		3520	cf::sound::set $k => $face;
		3521	}
		3522	}
		3523
3083	sub reload_resources {	3524	sub reload_resources {
3084	warn "reloading resource files...\n";	3525	trace "reloading resource files...\n";
3085		3526
		3527	reload_facedata;
		3528	reload_sound;
		3529	reload_archetypes;
3086	reload_regions;	3530	reload_regions;
3087	reload_facedata;
3088	#reload_archetypes;#d#
3089	reload_archetypes;
3090	reload_treasures;	3531	reload_treasures;
3091		3532
3092	warn "finished reloading resource files\n";	3533	trace "finished reloading resource files\n";
3093	}
3094
3095	sub init {
3096	reload_resources;
3097	}	3534	}
3098		3535
3099	sub reload_config {	3536	sub reload_config {
		3537	trace "reloading config file...\n";
		3538
3100	open my $fh, "<:utf8", "$CONFDIR/config"	3539	open my $fh, "<:utf8", "$CONFDIR/config"
3101	or return;	3540	or return;
3102		3541
3103	local $/;	3542	local $/;
3104	*CFG = YAML::Syck::Load <$fh>;	3543	*CFG = YAML::XS::Load scalar <$fh>;
3105		3544
3106	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3545	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3107		3546
3108	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3547	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3109	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3548	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3110		3549
3111	if (exists $CFG{mlockall}) {	3550	if (exists $CFG{mlockall}) {
…		…
3113	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3552	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3114	and die "WARNING: m(un)lockall failed: $!\n";	3553	and die "WARNING: m(un)lockall failed: $!\n";
3115	};	3554	};
3116	warn $@ if $@;	3555	warn $@ if $@;
3117	}	3556	}
		3557
		3558	trace "finished reloading resource files\n";
		3559	}
		3560
		3561	sub pidfile() {
		3562	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3563	or die "$PIDFILE: $!";
		3564	flock $fh, &Fcntl::LOCK_EX
		3565	or die "$PIDFILE: flock: $!";
		3566	$fh
		3567	}
		3568
		3569	# make sure only one server instance is running at any one time
		3570	sub atomic {
		3571	my $fh = pidfile;
		3572
		3573	my $pid = <$fh>;
		3574	kill 9, $pid if $pid > 0;
		3575
		3576	seek $fh, 0, 0;
		3577	print $fh $$;
		3578	}
		3579
		3580	sub main_loop {
		3581	trace "EV::loop starting\n";
		3582	if (1) {
		3583	EV::loop;
		3584	}
		3585	trace "EV::loop returned\n";
		3586	goto &main_loop unless $REALLY_UNLOOP;
3118	}	3587	}
3119		3588
3120	sub main {	3589	sub main {
		3590	cf::init_globals; # initialise logging
		3591
		3592	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3593	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3594	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3595	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3596
		3597	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3598
3121	# we must not ever block the main coroutine	3599	# we must not ever block the main coroutine
3122	local $Coro::idle = sub {	3600	local $Coro::idle = sub {
3123	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3601	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3124	(async {	3602	(async {
3125	Event::one_event;	3603	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3604	EV::loop EV::LOOP_ONESHOT;
3126	})->prio (Coro::PRIO_MAX);	3605	})->prio (Coro::PRIO_MAX);
3127	};	3606	};
3128		3607
		3608	evthread_start IO::AIO::poll_fileno;
		3609
		3610	cf::sync_job {
		3611	cf::init_experience;
		3612	cf::init_anim;
		3613	cf::init_attackmess;
		3614	cf::init_dynamic;
		3615
		3616	cf::load_settings;
		3617	cf::load_materials;
		3618
		3619	reload_resources;
3129	reload_config;	3620	reload_config;
3130	db_init;	3621	db_init;
		3622
		3623	cf::init_uuid;
		3624	cf::init_signals;
		3625	cf::init_skills;
		3626
		3627	cf::init_beforeplay;
		3628
		3629	atomic;
		3630
3131	load_extensions;	3631	load_extensions;
3132		3632
3133	$TICK_WATCHER->start;	3633	utime time, time, $RUNTIMEFILE;
3134	Event::loop;	3634
		3635	# no (long-running) fork's whatsoever before this point(!)
		3636	use POSIX ();
		3637	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3638
		3639	(pop @POST_INIT)->(0) while @POST_INIT;
		3640	};
		3641
		3642	cf::object::thawer::errors_are_fatal 0;
		3643	info "parse errors in files are no longer fatal from this point on.\n";
		3644
		3645	main_loop;
3135	}	3646	}
3136		3647
3137	#############################################################################	3648	#############################################################################
3138	# initialisation and cleanup	3649	# initialisation and cleanup
3139		3650
3140	# install some emergency cleanup handlers	3651	# install some emergency cleanup handlers
3141	BEGIN {	3652	BEGIN {
		3653	our %SIGWATCHER = ();
3142	for my $signal (qw(INT HUP TERM)) {	3654	for my $signal (qw(INT HUP TERM)) {
3143	Event->signal (	3655	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3144	reentrant => 0,
3145	data => WF_AUTOCANCEL,
3146	signal => $signal,
3147	prio => 0,
3148	cb => sub {
3149	cf::cleanup "SIG$signal";	3656	cf::cleanup "SIG$signal";
3150	},
3151	);	3657	};
3152	}	3658	}
3153	}	3659	}
3154		3660
3155	sub write_runtime {	3661	sub write_runtime_sync {
3156	my $runtime = "$LOCALDIR/runtime";	3662	my $t0 = AE::time;
3157		3663
3158	# first touch the runtime file to show we are still running:	3664	# first touch the runtime file to show we are still running:
3159	# the fsync below can take a very very long time.	3665	# the fsync below can take a very very long time.
3160		3666
3161	IO::AIO::aio_utime $runtime, undef, undef;	3667	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3162		3668
3163	my $guard = cf::lock_acquire "write_runtime";	3669	my $guard = cf::lock_acquire "write_runtime";
3164		3670
3165	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3671	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3166	or return;	3672	or return;
3167		3673
3168	my $value = $cf::RUNTIME + 90 + 10;	3674	my $value = $cf::RUNTIME + 90 + 10;
3169	# 10 is the runtime save interval, for a monotonic clock	3675	# 10 is the runtime save interval, for a monotonic clock
3170	# 60 allows for the watchdog to kill the server.	3676	# 60 allows for the watchdog to kill the server.
…		…
3180	aio_utime $fh, undef, undef;	3686	aio_utime $fh, undef, undef;
3181		3687
3182	close $fh	3688	close $fh
3183	or return;	3689	or return;
3184		3690
3185	aio_rename "$runtime~", $runtime	3691	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3186	and return;	3692	and return;
3187		3693
3188	warn "runtime file written.\n";	3694	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3189		3695
3190	1	3696	1
		3697	}
		3698
		3699	our $uuid_lock;
		3700	our $uuid_skip;
		3701
		3702	sub write_uuid_sync($) {
		3703	$uuid_skip ||= $_[0];
		3704
		3705	return if $uuid_lock;
		3706	local $uuid_lock = 1;
		3707
		3708	my $uuid = "$LOCALDIR/uuid";
		3709
		3710	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3711	or return;
		3712
		3713	my $value = uuid_seq uuid_cur;
		3714
		3715	unless ($value) {
		3716	info "cowardly refusing to write zero uuid value!\n";
		3717	return;
		3718	}
		3719
		3720	my $value = uuid_str $value + $uuid_skip;
		3721	$uuid_skip = 0;
		3722
		3723	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3724	and return;
		3725
		3726	# always fsync - this file is important
		3727	aio_fsync $fh
		3728	and return;
		3729
		3730	close $fh
		3731	or return;
		3732
		3733	aio_rename "$uuid~", $uuid
		3734	and return;
		3735
		3736	trace "uuid file written ($value).\n";
		3737
		3738	1
		3739
		3740	}
		3741
		3742	sub write_uuid($$) {
		3743	my ($skip, $sync) = @_;
		3744
		3745	$sync ? write_uuid_sync $skip
		3746	: async { write_uuid_sync $skip };
3191	}	3747	}
3192		3748
3193	sub emergency_save() {	3749	sub emergency_save() {
3194	my $freeze_guard = cf::freeze_mainloop;	3750	my $freeze_guard = cf::freeze_mainloop;
3195		3751
3196	warn "enter emergency perl save\n";	3752	info "emergency_perl_save: enter\n";
		3753
		3754	# this is a trade-off: we want to be very quick here, so
		3755	# save all maps without fsync, and later call a global sync
		3756	# (which in turn might be very very slow)
		3757	local $USE_FSYNC = 0;
3197		3758
3198	cf::sync_job {	3759	cf::sync_job {
		3760	cf::write_runtime_sync; # external watchdog should not bark
		3761
3199	# use a peculiar iteration method to avoid tripping on perl	3762	# use a peculiar iteration method to avoid tripping on perl
3200	# refcount bugs in for. also avoids problems with players	3763	# refcount bugs in for. also avoids problems with players
3201	# and maps saved/destroyed asynchronously.	3764	# and maps saved/destroyed asynchronously.
3202	warn "begin emergency player save\n";	3765	info "emergency_perl_save: begin player save\n";
3203	for my $login (keys %cf::PLAYER) {	3766	for my $login (keys %cf::PLAYER) {
3204	my $pl = $cf::PLAYER{$login} or next;	3767	my $pl = $cf::PLAYER{$login} or next;
3205	$pl->valid or next;	3768	$pl->valid or next;
		3769	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3206	$pl->save;	3770	$pl->save;
3207	}	3771	}
3208	warn "end emergency player save\n";	3772	info "emergency_perl_save: end player save\n";
3209		3773
3210	warn "begin emergency map save\n";	3774	cf::write_runtime_sync; # external watchdog should not bark
		3775
		3776	info "emergency_perl_save: begin map save\n";
3211	for my $path (keys %cf::MAP) {	3777	for my $path (keys %cf::MAP) {
3212	my $map = $cf::MAP{$path} or next;	3778	my $map = $cf::MAP{$path} or next;
3213	$map->valid or next;	3779	$map->valid or next;
3214	$map->save;	3780	$map->save;
3215	}	3781	}
3216	warn "end emergency map save\n";	3782	info "emergency_perl_save: end map save\n";
3217		3783
3218	warn "begin emergency database checkpoint\n";	3784	cf::write_runtime_sync; # external watchdog should not bark
		3785
		3786	info "emergency_perl_save: begin database checkpoint\n";
3219	BDB::db_env_txn_checkpoint $DB_ENV;	3787	BDB::db_env_txn_checkpoint $DB_ENV;
3220	warn "end emergency database checkpoint\n";	3788	info "emergency_perl_save: end database checkpoint\n";
		3789
		3790	info "emergency_perl_save: begin write uuid\n";
		3791	write_uuid_sync 1;
		3792	info "emergency_perl_save: end write uuid\n";
		3793
		3794	cf::write_runtime_sync; # external watchdog should not bark
		3795
		3796	trace "emergency_perl_save: syncing database to disk";
		3797	BDB::db_env_txn_checkpoint $DB_ENV;
		3798
		3799	info "emergency_perl_save: starting sync\n";
		3800	IO::AIO::aio_sync sub {
		3801	info "emergency_perl_save: finished sync\n";
		3802	};
		3803
		3804	cf::write_runtime_sync; # external watchdog should not bark
		3805
		3806	trace "emergency_perl_save: flushing outstanding aio requests";
		3807	while (IO::AIO::nreqs || BDB::nreqs) {
		3808	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3809	}
		3810
		3811	cf::write_runtime_sync; # external watchdog should not bark
3221	};	3812	};
3222		3813
3223	warn "leave emergency perl save\n";	3814	info "emergency_perl_save: leave\n";
3224	}	3815	}
3225		3816
3226	sub post_cleanup {	3817	sub post_cleanup {
3227	my ($make_core) = @_;	3818	my ($make_core) = @_;
3228		3819
		3820	IO::AIO::flush;
		3821
3229	warn Carp::longmess "post_cleanup backtrace"	3822	error Carp::longmess "post_cleanup backtrace"
3230	if $make_core;	3823	if $make_core;
		3824
		3825	my $fh = pidfile;
		3826	unlink $PIDFILE if <$fh> == $$;
		3827	}
		3828
		3829	# a safer delete_package, copied from Symbol
		3830	sub clear_package($) {
		3831	my $pkg = shift;
		3832
		3833	# expand to full symbol table name if needed
		3834	unless ($pkg =~ /^main::.*::$/) {
		3835	$pkg = "main$pkg" if $pkg =~ /^::/;
		3836	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3837	$pkg .= '::' unless $pkg =~ /::$/;
		3838	}
		3839
		3840	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3841	my $stem_symtab = *{$stem}{HASH};
		3842
		3843	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3844	or return;
		3845
		3846	# clear all symbols
		3847	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3848	for my $name (keys %$leaf_symtab) {
		3849	_gv_clear *{"$pkg$name"};
		3850	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3851	}
3231	}	3852	}
3232		3853
3233	sub do_reload_perl() {	3854	sub do_reload_perl() {
3234	# can/must only be called in main	3855	# can/must only be called in main
3235	if ($Coro::current != $Coro::main) {	3856	if (in_main) {
3236	warn "can only reload from main coroutine";	3857	error "can only reload from main coroutine";
3237	return;	3858	return;
3238	}	3859	}
3239		3860
		3861	return if $RELOAD++;
		3862
		3863	my $t1 = AE::time;
		3864
		3865	while ($RELOAD) {
3240	warn "reloading...";	3866	info "reloading...";
3241		3867
3242	warn "entering sync_job";	3868	trace "entering sync_job";
3243		3869
3244	cf::sync_job {	3870	cf::sync_job {
3245	cf::write_runtime; # external watchdog should not bark
3246	cf::emergency_save;	3871	cf::emergency_save;
3247	cf::write_runtime; # external watchdog should not bark
3248		3872
3249	warn "syncing database to disk";
3250	BDB::db_env_txn_checkpoint $DB_ENV;
3251
3252	# if anything goes wrong in here, we should simply crash as we already saved
3253
3254	warn "cancelling all WF_AUTOCANCEL watchers";
3255	for (Event::all_watchers) {
3256	$_->cancel if $_->data & WF_AUTOCANCEL;
3257	}
3258
3259	warn "flushing outstanding aio requests";
3260	for (;;) {
3261	BDB::flush;
3262	IO::AIO::flush;
3263	Coro::cede;
3264	last unless IO::AIO::nreqs || BDB::nreqs;
3265	warn "iterate...";
3266	}
3267
3268	++$RELOAD;
3269
3270	warn "cancelling all extension coros";	3873	trace "cancelling all extension coros";
3271	$_->cancel for values %EXT_CORO;	3874	$_->cancel for values %EXT_CORO;
3272	%EXT_CORO = ();	3875	%EXT_CORO = ();
3273		3876
3274	warn "removing commands";	3877	trace "removing commands";
3275	%COMMAND = ();	3878	%COMMAND = ();
3276		3879
3277	warn "removing ext/exti commands";	3880	trace "removing ext/exti commands";
3278	%EXTCMD = ();	3881	%EXTCMD = ();
3279	%EXTICMD = ();	3882	%EXTICMD = ();
3280		3883
3281	warn "unloading/nuking all extensions";	3884	trace "unloading/nuking all extensions";
3282	for my $pkg (@EXTS) {	3885	for my $pkg (@EXTS) {
3283	warn "... unloading $pkg";	3886	trace "... unloading $pkg";
3284		3887
3285	if (my $cb = $pkg->can ("unload")) {	3888	if (my $cb = $pkg->can ("unload")) {
3286	eval {	3889	eval {
3287	$cb->($pkg);	3890	$cb->($pkg);
3288	1	3891	1
3289	} or warn "$pkg unloaded, but with errors: $@";	3892	} or error "$pkg unloaded, but with errors: $@";
		3893	}
		3894
		3895	trace "... clearing $pkg";
		3896	clear_package $pkg;
3290	}	3897	}
3291		3898
3292	warn "... nuking $pkg";
3293	Symbol::delete_package $pkg;
3294	}
3295
3296	warn "unloading all perl modules loaded from $LIBDIR";	3899	trace "unloading all perl modules loaded from $LIBDIR";
3297	while (my ($k, $v) = each %INC) {	3900	while (my ($k, $v) = each %INC) {
3298	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3901	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3299		3902
3300	warn "... unloading $k";	3903	trace "... unloading $k";
3301	delete $INC{$k};	3904	delete $INC{$k};
3302		3905
3303	$k =~ s/\.pm$//;	3906	$k =~ s/\.pm$//;
3304	$k =~ s/\//::/g;	3907	$k =~ s/\//::/g;
3305		3908
3306	if (my $cb = $k->can ("unload_module")) {	3909	if (my $cb = $k->can ("unload_module")) {
3307	$cb->();	3910	$cb->();
		3911	}
		3912
		3913	clear_package $k;
3308	}	3914	}
3309		3915
3310	Symbol::delete_package $k;
3311	}
3312
3313	warn "getting rid of safe::, as good as possible";	3916	trace "getting rid of safe::, as good as possible";
3314	Symbol::delete_package "safe::$_"	3917	clear_package "safe::$_"
3315	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3918	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3316		3919
3317	warn "unloading cf.pm \"a bit\"";	3920	trace "unloading cf.pm \"a bit\"";
3318	delete $INC{"cf.pm"};	3921	delete $INC{"cf.pm"};
3319	delete $INC{"cf/pod.pm"};	3922	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3320		3923
3321	# don't, removes xs symbols, too,	3924	# don't, removes xs symbols, too,
3322	# and global variables created in xs	3925	# and global variables created in xs
3323	#Symbol::delete_package __PACKAGE__;	3926	#clear_package __PACKAGE__;
3324		3927
3325	warn "unload completed, starting to reload now";	3928	info "unload completed, starting to reload now";
3326		3929
3327	warn "reloading cf.pm";	3930	trace "reloading cf.pm";
3328	require cf;	3931	require cf;
3329	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3932	cf::_connect_to_perl_1;
3330		3933
3331	warn "loading config and database again";	3934	trace "loading config and database again";
3332	cf::reload_config;	3935	cf::reload_config;
3333		3936
3334	warn "loading extensions";	3937	trace "loading extensions";
3335	cf::load_extensions;	3938	cf::load_extensions;
3336		3939
		3940	if ($REATTACH_ON_RELOAD) {
3337	warn "reattaching attachments to objects/players";	3941	trace "reattaching attachments to objects/players";
3338	_global_reattach; # objects, sockets	3942	_global_reattach; # objects, sockets
3339	warn "reattaching attachments to maps";	3943	trace "reattaching attachments to maps";
3340	reattach $_ for values %MAP;	3944	reattach $_ for values %MAP;
3341	warn "reattaching attachments to players";	3945	trace "reattaching attachments to players";
3342	reattach $_ for values %PLAYER;	3946	reattach $_ for values %PLAYER;
		3947	}
3343		3948
		3949	trace "running post_init jobs";
		3950	(pop @POST_INIT)->(1) while @POST_INIT;
		3951
3344	warn "leaving sync_job";	3952	trace "leaving sync_job";
3345		3953
3346	1	3954	1
3347	} or do {	3955	} or do {
3348	warn $@;	3956	error $@;
3349	warn "error while reloading, exiting.";	3957	cf::cleanup "error while reloading, exiting.";
3350	exit 1;	3958	};
		3959
		3960	info "reloaded";
		3961	--$RELOAD;
3351	};	3962	}
3352		3963
3353	warn "reloaded";	3964	$t1 = AE::time - $t1;
		3965	info "reload completed in ${t1}s\n";
3354	};	3966	};
3355		3967
3356	our $RELOAD_WATCHER; # used only during reload	3968	our $RELOAD_WATCHER; # used only during reload
3357		3969
3358	sub reload_perl() {	3970	sub reload_perl() {
3359	# doing reload synchronously and two reloads happen back-to-back,	3971	# doing reload synchronously and two reloads happen back-to-back,
3360	# coro crashes during coro_state_free->destroy here.	3972	# coro crashes during coro_state_free->destroy here.
3361		3973
3362	$RELOAD_WATCHER ||= Event->timer (	3974	$RELOAD_WATCHER ||= cf::async {
3363	reentrant => 0,	3975	Coro::AIO::aio_wait cache_extensions;
3364	after => 0,	3976
3365	data => WF_AUTOCANCEL,	3977	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3366	cb => sub {
3367	do_reload_perl;	3978	do_reload_perl;
3368	undef $RELOAD_WATCHER;	3979	undef $RELOAD_WATCHER;
3369	},	3980	};
3370	);	3981	};
3371	}	3982	}
3372		3983
3373	register_command "reload" => sub {	3984	register_command "reload" => sub {
3374	my ($who, $arg) = @_;	3985	my ($who, $arg) = @_;
3375		3986
3376	if ($who->flag (FLAG_WIZ)) {	3987	if ($who->flag (FLAG_WIZ)) {
3377	$who->message ("reloading server.");	3988	$who->message ("reloading server.");
		3989	async {
		3990	$Coro::current->{desc} = "perl_reload";
3378	async { reload_perl };	3991	reload_perl;
		3992	};
3379	}	3993	}
3380	};	3994	};
3381		3995
3382	unshift @INC, $LIBDIR;	3996	unshift @INC, $LIBDIR;
3383		3997
…		…
3385		3999
3386	our @WAIT_FOR_TICK;	4000	our @WAIT_FOR_TICK;
3387	our @WAIT_FOR_TICK_BEGIN;	4001	our @WAIT_FOR_TICK_BEGIN;
3388		4002
3389	sub wait_for_tick {	4003	sub wait_for_tick {
3390	return unless $TICK_WATCHER->is_active;
3391	return if $Coro::current == $Coro::main;	4004	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3392		4005
3393	my $signal = new Coro::Signal;	4006	my $signal = new Coro::Signal;
3394	push @WAIT_FOR_TICK, $signal;	4007	push @WAIT_FOR_TICK, $signal;
3395	$signal->wait;	4008	$signal->wait;
3396	}	4009	}
3397		4010
3398	sub wait_for_tick_begin {	4011	sub wait_for_tick_begin {
3399	return unless $TICK_WATCHER->is_active;
3400	return if $Coro::current == $Coro::main;	4012	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3401		4013
3402	my $signal = new Coro::Signal;	4014	my $signal = new Coro::Signal;
3403	push @WAIT_FOR_TICK_BEGIN, $signal;	4015	push @WAIT_FOR_TICK_BEGIN, $signal;
3404	$signal->wait;	4016	$signal->wait;
3405	}	4017	}
3406		4018
3407	my $min = 1e6;#d#	4019	sub tick {
3408	my $avg = 10;
3409	$TICK_WATCHER = Event->timer (
3410	reentrant => 0,
3411	parked => 1,
3412	prio => 0,
3413	at => $NEXT_TICK || $TICK,
3414	data => WF_AUTOCANCEL,
3415	cb => sub {
3416	if ($Coro::current != $Coro::main) {	4020	if ($Coro::current != $Coro::main) {
3417	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4021	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3418	unless ++$bug_warning > 10;	4022	unless ++$bug_warning > 10;
3419	return;	4023	return;
3420	}	4024	}
3421		4025
3422	$NOW = $tick_start = Event::time;
3423
3424	cf::server_tick; # one server iteration	4026	cf::server_tick; # one server iteration
3425		4027
3426	0 && sync_job {#d#	4028	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3427	for(1..10) {
3428	my $t = Event::time;
3429	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3430	or die;
3431		4029
3432	$map->width (50);	4030	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3433	$map->height (50);	4031	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3434	$map->alloc;	4032	Coro::async_pool {
3435	$map->_load_objects ("/tmp/x.map", 1); #TODO: does not work	4033	$Coro::current->{desc} = "runtime saver";
3436	my $t = Event::time - $t;	4034	write_runtime_sync
3437		4035	or error "ERROR: unable to write runtime file: $!";
3438	#next unless $t < 0.0013;#d#
3439	if ($t < $min) {
3440	$min = $t;
3441	}
3442	$avg = $avg * 0.99 + $t * 0.01;
3443	}
3444	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3445	exit 0;
3446	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3447	};	4036	};
		4037	}
3448		4038
3449	$RUNTIME += $TICK;
3450	$NEXT_TICK += $TICK;
3451
3452	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3453	$NEXT_RUNTIME_WRITE = $NOW + 10;
3454	Coro::async_pool {
3455	write_runtime
3456	or warn "ERROR: unable to write runtime file: $!";
3457	};
3458	}
3459
3460	# my $AFTER = Event::time;
3461	# warn $AFTER - $NOW;#d#
3462
3463	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4039	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3464	$sig->send;	4040	$sig->send;
3465	}	4041	}
3466	while (my $sig = shift @WAIT_FOR_TICK) {	4042	while (my $sig = shift @WAIT_FOR_TICK) {
3467	$sig->send;	4043	$sig->send;
3468	}	4044	}
3469		4045
3470	$NOW = Event::time;	4046	$LOAD = ($NOW - $TICK_START) / $TICK;
3471
3472	# if we are delayed by four ticks or more, skip them all
3473	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3474
3475	$TICK_WATCHER->at ($NEXT_TICK);
3476	$TICK_WATCHER->start;
3477
3478	$LOAD = ($NOW - $tick_start) / $TICK;
3479	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4047	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3480		4048
3481	_post_tick;	4049	if (0) {
3482		4050	if ($NEXT_TICK) {
3483		4051	my $jitter = $TICK_START - $NEXT_TICK;
		4052	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4053	debug "jitter $JITTER\n";#d#
		4054	}
3484	},	4055	}
3485	);	4056	}
3486		4057
3487	{	4058	{
3488	BDB::max_poll_time $TICK * 0.1;	4059	# configure BDB
3489	$BDB_POLL_WATCHER = Event->io (	4060
3490	reentrant => 0,
3491	fd => BDB::poll_fileno,
3492	poll => 'r',
3493	prio => 0,
3494	data => WF_AUTOCANCEL,
3495	cb => \&BDB::poll_cb,
3496	);
3497	BDB::min_parallel 8;	4061	BDB::min_parallel 16;
3498		4062	BDB::max_poll_reqs $TICK * 0.1;
3499	BDB::set_sync_prepare {	4063	$AnyEvent::BDB::WATCHER->priority (1);
3500	my $status;
3501	my $current = $Coro::current;
3502	(
3503	sub {
3504	$status = $!;
3505	$current->ready; undef $current;
3506	},
3507	sub {
3508	Coro::schedule while defined $current;
3509	$! = $status;
3510	},
3511	)
3512	};
3513		4064
3514	unless ($DB_ENV) {	4065	unless ($DB_ENV) {
3515	$DB_ENV = BDB::db_env_create;	4066	$DB_ENV = BDB::db_env_create;
		4067	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4068	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4069	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4070	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4071	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3516		4072
3517	cf::sync_job {	4073	cf::sync_job {
3518	eval {	4074	eval {
3519	BDB::db_env_open	4075	BDB::db_env_open
3520	$DB_ENV,	4076	$DB_ENV,
…		…
3522	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4078	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3523	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4079	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3524	0666;	4080	0666;
3525		4081
3526	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4082	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3527
3528	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3529	$DB_ENV->set_lk_detect;
3530	};	4083	};
3531		4084
3532	cf::cleanup "db_env_open(db): $@" if $@;	4085	cf::cleanup "db_env_open(db): $@" if $@;
3533	};	4086	};
3534	}	4087	}
		4088
		4089	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4090	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4091	};
		4092	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4093	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4094	};
		4095	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4096	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4097	};
3535	}	4098	}
3536		4099
3537	{	4100	{
		4101	# configure IO::AIO
		4102
3538	IO::AIO::min_parallel 8;	4103	IO::AIO::min_parallel 8;
3539
3540	undef $Coro::AIO::WATCHER;
3541	IO::AIO::max_poll_time $TICK * 0.1;	4104	IO::AIO::max_poll_time $TICK * 0.1;
3542	$AIO_POLL_WATCHER = Event->io (	4105	undef $AnyEvent::AIO::WATCHER;
3543	reentrant => 0,
3544	data => WF_AUTOCANCEL,
3545	fd => IO::AIO::poll_fileno,
3546	poll => 'r',
3547	prio => 6,
3548	cb => \&IO::AIO::poll_cb,
3549	);
3550	}	4106	}
3551		4107
3552	my $_log_backtrace;	4108	my $_log_backtrace;
3553		4109
3554	sub _log_backtrace {	4110	sub _log_backtrace {
…		…
3557	$msg =~ s/\n//;	4113	$msg =~ s/\n//;
3558		4114
3559	# limit the # of concurrent backtraces	4115	# limit the # of concurrent backtraces
3560	if ($_log_backtrace < 2) {	4116	if ($_log_backtrace < 2) {
3561	++$_log_backtrace;	4117	++$_log_backtrace;
		4118	my $perl_bt = Carp::longmess $msg;
3562	async {	4119	async {
		4120	$Coro::current->{desc} = "abt $msg";
		4121
3563	my @bt = fork_call {	4122	my @bt = fork_call {
3564	@addr = map { sprintf "%x", $_ } @addr;	4123	@addr = map { sprintf "%x", $_ } @addr;
3565	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4124	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3566	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4125	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3567	or die "addr2line: $!";	4126	or die "addr2line: $!";
…		…
3575	}	4134	}
3576		4135
3577	@funcs	4136	@funcs
3578	};	4137	};
3579		4138
3580	LOG llevInfo, "[ABT] $msg\n";	4139	LOG llevInfo, "[ABT] $perl_bt\n";
		4140	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3581	LOG llevInfo, "[ABT] $_\n" for @bt;	4141	LOG llevInfo, "[ABT] $_\n" for @bt;
3582	--$_log_backtrace;	4142	--$_log_backtrace;
3583	};	4143	};
3584	} else {	4144	} else {
3585	LOG llevInfo, "[ABT] $msg\n";	4145	LOG llevInfo, "[ABT] $msg\n";
3586	LOG llevInfo, "[ABT] [suppressed]\n";	4146	LOG llevInfo, "[ABT] [suppressed]\n";
3587	}	4147	}
3588	}	4148	}
3589		4149
3590	# load additional modules	4150	# load additional modules
3591	use cf::pod;	4151	require "cf/$_.pm" for @EXTRA_MODULES;
		4152	cf::_connect_to_perl_2;
3592		4153
3593	END { cf::emergency_save }	4154	END { cf::emergency_save }
3594		4155
3595	1	4156	1
3596		4157

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