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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.381 by root, Mon Oct 8 18:19:39 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 4.1 ();	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 2.51 ();	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
84	our $BDB_POLL_WATCHER;
85	our $BDB_DEADLOCK_WATCHER;	122	our $BDB_DEADLOCK_WATCHER;
86	our $BDB_CHECKPOINT_WATCHER;	123	our $BDB_CHECKPOINT_WATCHER;
87	our $BDB_TRICKLE_WATCHER;	124	our $BDB_TRICKLE_WATCHER;
88	our $DB_ENV;	125	our $DB_ENV;
89		126
		127	our @EXTRA_MODULES = qw(pod match mapscript);
		128
90	our %CFG;	129	our %CFG;
91		130
92	our $UPTIME; $UPTIME ||= time;	131	our $UPTIME; $UPTIME ||= time;
93	our $RUNTIME;	132	our $RUNTIME;
		133	our $NOW;
94		134
95	our (%PLAYER, %PLAYER_LOADING); # all users	135	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	136	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	137	our $LINK_MAP; # the special {link} map, which is always available
98		138
99	# 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 ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	140	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		141
102	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)
103	our $LOADAVG; # same thing, but with alpha-smoothing	143	our $LOADAVG; # same thing, but with alpha-smoothing
		144	our $JITTER; # average jitter
104	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 $REALLY_UNLOOP; # never set to true, please :)
105		151
106	binmode STDOUT;	152	binmode STDOUT;
107	binmode STDERR;	153	binmode STDERR;
108		154
109	# read virtual server time, if available	155	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	156	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	157	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	158	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	159	$RUNTIME = <$fh> + 0.;
114	}	160	}
		161
		162	eval "sub TICK() { $TICK } 1" or die;
115		163
116	mkdir $_	164	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	165	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
118		166
119	our $EMERGENCY_POSITION;	167	our $EMERGENCY_POSITION;
120		168
121	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::"} };
122		185
123	#############################################################################	186	#############################################################################
124		187
125	=head2 GLOBAL VARIABLES	188	=head2 GLOBAL VARIABLES
126		189
…		…
162		225
163	The raw value load value from the last tick.	226	The raw value load value from the last tick.
164		227
165	=item %cf::CFG	228	=item %cf::CFG
166		229
167	Configuration for the server, loaded from C</etc/crossfire/config>, or	230	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	231	from wherever your confdir points to.
169		232
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	233	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		234
172	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
173	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
174	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.
175		238
176	=item @cf::INVOKE_RESULTS	239	=item @cf::INVOKE_RESULTS
177		240
178	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
179	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
180	that call.	243	that call.
181		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
182	=back	251	=back
183		252
184	=cut	253	=cut
185		254
186	BEGIN {	255	sub error(@) { LOG llevError, join "", @_ }
187	*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 {
188	my $msg = join "", @_;	262	my $msg = join "", @_;
189		263
190	$msg .= "\n"	264	$msg .= "\n"
191	unless $msg =~ /\n$/;	265	unless $msg =~ /\n$/;
192		266
193	$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;
194		268
195	LOG llevError, $msg;	269	LOG llevWarn, $msg;
196	};	270	};
197	}	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	};
198		285
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	286	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	287	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	288	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	289	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	296	for my $pkg (qw(
210	cf::global cf::attachable	297	cf::global cf::attachable
211	cf::object cf::object::player	298	cf::object cf::object::player
212	cf::client cf::player	299	cf::client cf::player
213	cf::arch cf::living	300	cf::arch cf::living
		301	cf::map cf::mapspace
214	cf::map cf::party cf::region	302	cf::party cf::region
215	)) {	303	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	304	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	305	}
219		306
220	$Event::DIED = sub {	307	$EV::DIED = sub {
221	warn "error in event callback: @_";	308	Carp::cluck "error in event callback: @_";
222	};	309	};
223		310
224	#############################################################################	311	#############################################################################
225		312
226	=head2 UTILITY FUNCTIONS	313	=head2 UTILITY FUNCTIONS
…		…
248	$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;
249	$d	336	$d
250	} || "[unable to dump $_[0]: '$@']";	337	} || "[unable to dump $_[0]: '$@']";
251	}	338	}
252		339
253	=item $ref = cf::from_json $json	340	=item $ref = cf::decode_json $json
254		341
255	Converts a JSON string into the corresponding perl data structure.	342	Converts a JSON string into the corresponding perl data structure.
256		343
257	=item $json = cf::to_json $ref	344	=item $json = cf::encode_json $ref
258		345
259	Converts a perl data structure into its JSON representation.	346	Converts a perl data structure into its JSON representation.
260		347
261	=cut	348	=cut
262		349
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	350	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		351
265	sub to_json ($) { $json_coder->encode ($_[0]) }	352	sub encode_json($) { $json_coder->encode ($_[0]) }
266	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	}
267		368
268	=item cf::lock_wait $string	369	=item cf::lock_wait $string
269		370
270	Wait until the given lock is available. See cf::lock_acquire.	371	Wait until the given lock is available. See cf::lock_acquire.
271		372
272	=item my $lock = cf::lock_acquire $string	373	=item my $lock = cf::lock_acquire $string
273		374
274	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
275	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,
276	for example when the coroutine gets canceled), the lock is automatically	377	for example when the coroutine gets canceled), the lock is automatically
277	returned.	378	returned.
278		379
279	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
280	deadlocked coro.	381	deadlocked coro.
…		…
286		387
287	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.
288		389
289	=cut	390	=cut
290		391
291	our %LOCK;	392	our $LOCKS = new Coro::SemaphoreSet;
292	our %LOCKER;#d#
293		393
294	sub lock_wait($) {	394	sub lock_wait($) {
295	my ($key) = @_;	395	$LOCKS->wait ($_[0]);
296
297	if ($LOCKER{$key} == $Coro::current) {#d#
298	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
299	return;#d#
300	}#d#
301
302	# wait for lock, if any
303	while ($LOCK{$key}) {
304	push @{ $LOCK{$key} }, $Coro::current;
305	Coro::schedule;
306	}
307	}	396	}
308		397
309	sub lock_acquire($) {	398	sub lock_acquire($) {
310	my ($key) = @_;	399	$LOCKS->guard ($_[0])
311
312	# wait, to be sure we are not locked
313	lock_wait $key;
314
315	$LOCK{$key} = [];
316	$LOCKER{$key} = $Coro::current;#d#
317
318	Coro::guard {
319	delete $LOCKER{$key};#d#
320	# wake up all waiters, to be on the safe side
321	$_->ready for @{ delete $LOCK{$key} };
322	}
323	}	400	}
324		401
325	sub lock_active($) {	402	sub lock_active($) {
326	my ($key) = @_;	403	$LOCKS->count ($_[0]) < 1
327
328	! ! $LOCK{$key}
329	}	404	}
330		405
331	sub freeze_mainloop {	406	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	407	tick_inhibit_inc;
333		408
334	my $guard = Coro::guard {	409	&Guard::guard (\&tick_inhibit_dec);
335	$TICK_WATCHER->start;	410	}
336	};	411
337	$TICK_WATCHER->stop;	412	=item cf::periodic $interval, $cb
338	$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
339	}	425	}
340		426
341	=item cf::get_slot $time[, $priority[, $name]]	427	=item cf::get_slot $time[, $priority[, $name]]
342		428
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	429	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
351		437
352	=cut	438	=cut
353		439
354	our @SLOT_QUEUE;	440	our @SLOT_QUEUE;
355	our $SLOT_QUEUE;	441	our $SLOT_QUEUE;
		442	our $SLOT_DECAY = 0.9;
356		443
357	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	444	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
358	$SLOT_QUEUE = Coro::async {	445	$SLOT_QUEUE = Coro::async {
359	$Coro::current->desc ("timeslot manager");	446	$Coro::current->desc ("timeslot manager");
360		447
361	my $signal = new Coro::Signal;	448	my $signal = new Coro::Signal;
		449	my $busy;
362		450
363	while () {	451	while () {
364	next_job:	452	next_job:
		453
365	my $avail = cf::till_tick;	454	my $avail = cf::till_tick;
366	if ($avail > 0.01) {	455
367	for (0 .. $#SLOT_QUEUE) {	456	for (0 .. $#SLOT_QUEUE) {
368	if ($SLOT_QUEUE[$_][0] < $avail) {	457	if ($SLOT_QUEUE[$_][0] <= $avail) {
		458	$busy = 0;
369	my $job = splice @SLOT_QUEUE, $_, 1, ();	459	my $job = splice @SLOT_QUEUE, $_, 1, ();
370	$job->[2]->send;	460	$job->[2]->send;
371	Coro::cede;	461	Coro::cede;
372	goto next_job;	462	goto next_job;
373	}	463	} else {
		464	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
374	}	465	}
375	}	466	}
376		467
377	if (@SLOT_QUEUE) {	468	if (@SLOT_QUEUE) {
378	# 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
379	push @cf::WAIT_FOR_TICK, $signal;	470	push @cf::WAIT_FOR_TICK, $signal;
380	$signal->wait;	471	$signal->wait;
381	} else {	472	} else {
		473	$busy = 0;
382	Coro::schedule;	474	Coro::schedule;
383	}	475	}
384	}	476	}
385	};	477	};
386		478
387	sub get_slot($;$$) {	479	sub get_slot($;$$) {
		480	return if tick_inhibit || $Coro::current == $Coro::main;
		481
388	my ($time, $pri, $name) = @_;	482	my ($time, $pri, $name) = @_;
389		483
390	$time = $TICK * .6 if $time > $TICK * .6;	484	$time = clamp $time, 0.01, $TICK * .6;
		485
391	my $sig = new Coro::Signal;	486	my $sig = new Coro::Signal;
392		487
393	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	488	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
394	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	489	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
395	$SLOT_QUEUE->ready;	490	$SLOT_QUEUE->ready;
…		…
406		501
407	BEGIN { *async = \&Coro::async_pool }	502	BEGIN { *async = \&Coro::async_pool }
408		503
409	=item cf::sync_job { BLOCK }	504	=item cf::sync_job { BLOCK }
410		505
411	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	506	The design of Deliantra requires that the main coroutine ($Coro::main)
412	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
413	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
414	acceptable.	509	acceptable.
415		510
416	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
417	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
…		…
421	=cut	516	=cut
422		517
423	sub sync_job(&) {	518	sub sync_job(&) {
424	my ($job) = @_;	519	my ($job) = @_;
425		520
426	if ($Coro::current == $Coro::main) {	521	if (in_main) {
427	my $time = Event::time;	522	my $time = AE::time;
428		523
429	# this is the main coro, too bad, we have to block	524	# this is the main coro, too bad, we have to block
430	# till the operation succeeds, freezing the server :/	525	# till the operation succeeds, freezing the server :/
431		526
432	LOG llevError | logBacktrace, Carp::longmess "sync job";#d#	527	#LOG llevError, Carp::longmess "sync job";#d#
433		528
434	# TODO: use suspend/resume instead
435	# (but this is cancel-safe)
436	my $freeze_guard = freeze_mainloop;	529	my $freeze_guard = freeze_mainloop;
437		530
438	my $busy = 1;	531	my $busy = 1;
439	my @res;	532	my @res;
440		533
441	(async {	534	(async {
442	$Coro::current->desc ("sync job coro");	535	$Coro::current->desc ("sync job coro");
443	@res = eval { $job->() };	536	@res = eval { $job->() };
444	warn $@ if $@;	537	error $@ if $@;
445	undef $busy;	538	undef $busy;
446	})->prio (Coro::PRIO_MAX);	539	})->prio (Coro::PRIO_MAX);
447		540
448	while ($busy) {	541	while ($busy) {
449	Coro::cede or Event::one_event;	542	if (Coro::nready) {
		543	Coro::cede_notself;
		544	} else {
		545	EV::loop EV::LOOP_ONESHOT;
450	}	546	}
		547	}
451		548
452	$time = Event::time - $time;	549	my $time = AE::time - $time;
453		550
454	LOG llevError | logBacktrace, Carp::longmess "long sync job"
455	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
456
457	$tick_start += $time; # do not account sync jobs to server load	551	$TICK_START += $time; # do not account sync jobs to server load
458		552
459	wantarray ? @res : $res[0]	553	wantarray ? @res : $res[0]
460	} else {	554	} else {
461	# we are in another coroutine, how wonderful, everything just works	555	# we are in another coroutine, how wonderful, everything just works
462		556
…		…
487	=item fork_call { }, $args	581	=item fork_call { }, $args
488		582
489	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
490	process, returning the results. Everything must be serialisable with	584	process, returning the results. Everything must be serialisable with
491	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
492	never block itself or use any form of Event handling.	586	never block itself or use any form of event handling.
493		587
494	=cut	588	=cut
495		589
496	sub fork_call(&@) {	590	sub fork_call(&@) {
497	my ($cb, @args) = @_;	591	my ($cb, @args) = @_;
…		…
506	}, @args;	600	}, @args;
507		601
508	wantarray ? @res : $res[-1]	602	wantarray ? @res : $res[-1]
509	}	603	}
510		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
511	=item $value = cf::db_get $family => $key	643	=item $value = cf::db_get $family => $key
512		644
513	Returns a single value from the environment database.	645	Returns a single value from the environment database.
514		646
515	=item cf::db_put $family => $key => $value	647	=item cf::db_put $family => $key => $value
…		…
523	within each server.	655	within each server.
524		656
525	=cut	657	=cut
526		658
527	sub db_table($) {	659	sub db_table($) {
		660	cf::error "db_get called from main context"
		661	if $Coro::current == $Coro::main;
		662
528	my ($name) = @_;	663	my ($name) = @_;
529	my $db = BDB::db_create $DB_ENV;	664	my $db = BDB::db_create $DB_ENV;
530		665
531	eval {	666	eval {
532	$db->set_flags (BDB::CHKSUM);	667	$db->set_flags (BDB::CHKSUM);
…		…
542	}	677	}
543		678
544	our $DB;	679	our $DB;
545		680
546	sub db_init {	681	sub db_init {
547	cf::sync_job {
548	$DB ||= db_table "db";	682	$DB ||= db_table "db";
549	};
550	}	683	}
551		684
552	sub db_get($$) {	685	sub db_get($$) {
553	my $key = "$_[0]/$_[1]";	686	my $key = "$_[0]/$_[1]";
554		687
555	cf::sync_job {	688	cf::error "db_get called from main context"
		689	if $Coro::current == $Coro::main;
		690
556	BDB::db_get $DB, undef, $key, my $data;	691	BDB::db_get $DB, undef, $key, my $data;
557		692
558	$! ? ()	693	$! ? ()
559	: $data	694	: $data
560	}
561	}	695	}
562		696
563	sub db_put($$$) {	697	sub db_put($$$) {
564	BDB::dbreq_pri 4;	698	BDB::dbreq_pri 4;
565	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	699	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
621		755
622	my $t1 = Time::HiRes::time;	756	my $t1 = Time::HiRes::time;
623	my $data = $process->(\@data);	757	my $data = $process->(\@data);
624	my $t2 = Time::HiRes::time;	758	my $t2 = Time::HiRes::time;
625		759
626	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	760	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
627		761
628	db_put cache => "$id/data", $data;	762	db_put cache => "$id/data", $data;
629	db_put cache => "$id/md5" , $md5;	763	db_put cache => "$id/md5" , $md5;
630	db_put cache => "$id/meta", $meta;	764	db_put cache => "$id/meta", $meta;
631		765
…		…
641		775
642	=cut	776	=cut
643		777
644	sub datalog($@) {	778	sub datalog($@) {
645	my ($type, %kv) = @_;	779	my ($type, %kv) = @_;
646	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	780	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
647	}	781	}
648		782
649	=back	783	=back
650		784
651	=cut	785	=cut
652		786
653	#############################################################################	787	#############################################################################
654		788
655	=head2 ATTACHABLE OBJECTS	789	=head2 ATTACHABLE OBJECTS
656		790
657	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
658	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")
659	to it. All such attachable objects support the following methods.	793	to it. All such attachable objects support the following methods.
660		794
661	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>
662	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
663	Crossfire TRT).	797	Deliantra).
664		798
665	=over 4	799	=over 4
666		800
667	=item $attachable->attach ($attachment, key => $value...)	801	=item $attachable->attach ($attachment, key => $value...)
668		802
…		…
712	=item cf::CLASS::attachment $name, ...	846	=item cf::CLASS::attachment $name, ...
713		847
714	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
715	given CLASS can refer to this attachment.	849	given CLASS can refer to this attachment.
716		850
717	Some classes such as crossfire maps and objects can specify attachments	851	Some classes such as deliantra maps and objects can specify attachments
718	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.
719		853
720	These calls expect any number of the following handler/hook descriptions:	854	These calls expect any number of the following handler/hook descriptions:
721		855
722	=over 4	856	=over 4
…		…
846		980
847	} elsif (exists $cb_id{$type}) {	981	} elsif (exists $cb_id{$type}) {
848	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	982	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
849		983
850	} elsif (ref $type) {	984	} elsif (ref $type) {
851	warn "attaching objects not supported, ignoring.\n";	985	error "attaching objects not supported, ignoring.\n";
852		986
853	} else {	987	} else {
854	shift @arg;	988	shift @arg;
855	warn "attach argument '$type' not supported, ignoring.\n";	989	error "attach argument '$type' not supported, ignoring.\n";
856	}	990	}
857	}	991	}
858	}	992	}
859		993
860	sub _object_attach {	994	sub _object_attach {
…		…
870	_attach $registry, $klass, @attach;	1004	_attach $registry, $klass, @attach;
871	}	1005	}
872		1006
873	$obj->{$name} = \%arg;	1007	$obj->{$name} = \%arg;
874	} else {	1008	} else {
875	warn "object uses attachment '$name' which is not available, postponing.\n";	1009	info "object uses attachment '$name' which is not available, postponing.\n";
876	}	1010	}
877		1011
878	$obj->{_attachment}{$name} = undef;	1012	$obj->{_attachment}{$name} = undef;
879	}	1013	}
880		1014
…		…
939		1073
940	for (@$callbacks) {	1074	for (@$callbacks) {
941	eval { &{$_->[1]} };	1075	eval { &{$_->[1]} };
942		1076
943	if ($@) {	1077	if ($@) {
944	warn "$@";
945	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1078	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
946	override;	1079	override;
947	}	1080	}
948		1081
949	return 1 if $override;	1082	return 1 if $override;
950	}	1083	}
951		1084
952	0	1085	0
953	}	1086	}
954		1087
955	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1088	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
956		1089
957	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1090	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
958		1091
959	Generate an object-specific event with the given arguments.	1092	Generate an object-specific event with the given arguments.
960		1093
…		…
966		1099
967	=cut	1100	=cut
968		1101
969	#############################################################################	1102	#############################################################################
970	# object support	1103	# object support
971	#
972		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#
973	sub _can_merge {	1138	sub _can_merge {
974	my ($ob1, $ob2) = @_;	1139	my ($ob1, $ob2) = @_;
975		1140
976	local $Storable::canonical = 1;	1141	++$SLOW_MERGES;#d#
977	my $fob1 = Storable::freeze $ob1;
978	my $fob2 = Storable::freeze $ob2;
979		1142
980	$fob1 eq $fob2	1143	# we do the slow way here
		1144	return _object_equal $ob1, $ob2
981	}	1145	}
982		1146
983	sub reattach {	1147	sub reattach {
984	# basically do the same as instantiate, without calling instantiate	1148	# basically do the same as instantiate, without calling instantiate
985	my ($obj) = @_;	1149	my ($obj) = @_;
986		1150
		1151	# no longer needed after getting rid of delete_package?
987	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
988		1153
989	my $registry = $obj->registry;	1154	my $registry = $obj->registry;
990		1155
991	@$registry = ();	1156	@$registry = ();
992		1157
…		…
997	for (@$attach) {	1162	for (@$attach) {
998	my ($klass, @attach) = @$_;	1163	my ($klass, @attach) = @$_;
999	_attach $registry, $klass, @attach;	1164	_attach $registry, $klass, @attach;
1000	}	1165	}
1001	} else {	1166	} else {
1002	warn "object uses attachment '$name' that is not available, postponing.\n";	1167	info "object uses attachment '$name' that is not available, postponing.\n";
1003	}	1168	}
1004	}	1169	}
1005	}	1170	}
1006		1171
1007	cf::attachable->attach (	1172	cf::attachable->attach (
1008	prio => -1000000,	1173	prio => -1000000,
1009	on_instantiate => sub {	1174	on_instantiate => sub {
1010	my ($obj, $data) = @_;	1175	my ($obj, $data) = @_;
1011		1176
1012	$data = from_json $data;	1177	$data = decode_json $data;
1013		1178
1014	for (@$data) {	1179	for (@$data) {
1015	my ($name, $args) = @$_;	1180	my ($name, $args) = @$_;
1016		1181
1017	$obj->attach ($name, %{$args || {} });	1182	$obj->attach ($name, %{$args || {} });
…		…
1034	my ($filename, $rdata, $objs) = @_;	1199	my ($filename, $rdata, $objs) = @_;
1035		1200
1036	sync_job {	1201	sync_job {
1037	if (length $$rdata) {	1202	if (length $$rdata) {
1038	utf8::decode (my $decname = $filename);	1203	utf8::decode (my $decname = $filename);
1039	warn sprintf "saving %s (%d,%d)\n",	1204	trace sprintf "saving %s (%d,%d)\n",
1040	$decname, length $$rdata, scalar @$objs;	1205	$decname, length $$rdata, scalar @$objs
		1206	if $VERBOSE_IO;
1041		1207
1042	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1208	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1043	chmod SAVE_MODE, $fh;	1209	aio_chmod $fh, SAVE_MODE;
1044	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1210	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1045	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	}
1046	close $fh;	1215	aio_close $fh;
1047		1216
1048	if (@$objs) {	1217	if (@$objs) {
1049	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) {
1050	chmod SAVE_MODE, $fh;	1219	aio_chmod $fh, SAVE_MODE;
1051	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1220	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1052	aio_write $fh, 0, (length $data), $data, 0;	1221	aio_write $fh, 0, (length $data), $data, 0;
1053	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	}
1054	close $fh;	1226	aio_close $fh;
1055	aio_rename "$filename.pst~", "$filename.pst";	1227	aio_rename "$filename.pst~", "$filename.pst";
1056	}	1228	}
1057	} else {	1229	} else {
1058	aio_unlink "$filename.pst";	1230	aio_unlink "$filename.pst";
1059	}	1231	}
1060		1232
1061	aio_rename "$filename~", $filename;	1233	aio_rename "$filename~", $filename;
		1234
		1235	$filename =~ s%/[^/]+$%%;
		1236	aio_pathsync $filename if $cf::USE_FSYNC;
1062	} else {	1237	} else {
1063	warn "FATAL: $filename~: $!\n";	1238	error "unable to save objects: $filename~: $!\n";
1064	}	1239	}
1065	} else {	1240	} else {
1066	aio_unlink $filename;	1241	aio_unlink $filename;
1067	aio_unlink "$filename.pst";	1242	aio_unlink "$filename.pst";
1068	}	1243	}
…		…
1087		1262
1088	unless (aio_stat "$filename.pst") {	1263	unless (aio_stat "$filename.pst") {
1089	(aio_load "$filename.pst", $av) >= 0	1264	(aio_load "$filename.pst", $av) >= 0
1090	or return;	1265	or return;
1091		1266
1092	my $st = eval { Coro::Storable::thaw $av }	1267	my $st = eval { Coro::Storable::thaw $av };
1093	|| eval { my $guard = Coro::Storable::guard; Storable::thaw $av }; #d# compatibility, remove
1094	$av = $st->{objs};	1268	$av = $st->{objs};
1095	}	1269	}
1096		1270
1097	utf8::decode (my $decname = $filename);	1271	utf8::decode (my $decname = $filename);
1098	warn sprintf "loading %s (%d,%d)\n",	1272	trace sprintf "loading %s (%d,%d)\n",
1099	$decname, length $data, scalar @{$av || []};	1273	$decname, length $data, scalar @{$av || []}
		1274	if $VERBOSE_IO;
1100		1275
1101	($data, $av)	1276	($data, $av)
1102	}	1277	}
1103		1278
1104	=head2 COMMAND CALLBACKS	1279	=head2 COMMAND CALLBACKS
…		…
1160	my ($name, $cb) = @_;	1335	my ($name, $cb) = @_;
1161		1336
1162	$EXTICMD{$name} = $cb;	1337	$EXTICMD{$name} = $cb;
1163	}	1338	}
1164		1339
		1340	use File::Glob ();
		1341
1165	cf::player->attach (	1342	cf::player->attach (
1166	on_command => sub {	1343	on_unknown_command => sub {
1167	my ($pl, $name, $params) = @_;	1344	my ($pl, $name, $params) = @_;
1168		1345
1169	my $cb = $COMMAND{$name}	1346	my $cb = $COMMAND{$name}
1170	or return;	1347	or return;
1171		1348
…		…
1194		1371
1195	$pl->ext_reply ($reply, @reply)	1372	$pl->ext_reply ($reply, @reply)
1196	if $reply;	1373	if $reply;
1197		1374
1198	} else {	1375	} else {
1199	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1376	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1200	}	1377	}
1201		1378
1202	cf::override;	1379	cf::override;
1203	},	1380	},
1204	);	1381	);
1205		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
1206	sub load_extensions {	1396	sub load_extensions {
		1397	info "loading extensions...";
		1398
1207	cf::sync_job {	1399	cf::sync_job {
1208	my %todo;	1400	my %todo;
1209		1401
1210	for my $path (<$LIBDIR/*.ext>) {	1402	for my $path (<$LIBDIR/*.ext>) {
1211	next unless -r $path;	1403	next unless -r $path;
…		…
1229		1421
1230	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1422	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1231	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1423	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1232		1424
1233	$ext{source} =	1425	$ext{source} =
1234	"package $pkg; use strict; use utf8;\n"	1426	"package $pkg; use common::sense;\n"
1235	. "#line 1 \"$path\"\n{\n"	1427	. "#line 1 \"$path\"\n{\n"
1236	. $source	1428	. $source
1237	. "\n};\n1";	1429	. "\n};\n1";
1238		1430
1239	$todo{$base} = \%ext;	1431	$todo{$base} = \%ext;
1240	}	1432	}
1241		1433
		1434	my $pass = 0;
1242	my %done;	1435	my %done;
1243	while (%todo) {	1436	while (%todo) {
1244	my $progress;	1437	my $progress;
1245		1438
		1439	++$pass;
		1440
		1441	ext:
1246	while (my ($k, $v) = each %todo) {	1442	while (my ($k, $v) = each %todo) {
1247	for (split /,\s*/, $v->{meta}{depends}) {	1443	for (split /,\s*/, $v->{meta}{depends}) {
1248	goto skip	1444	next ext
1249	unless exists $done{$_};	1445	unless exists $done{$_};
1250	}	1446	}
1251		1447
1252	warn "... loading '$k' into '$v->{pkg}'\n";	1448	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1253		1449
1254	unless (eval $v->{source}) {	1450	my $active = eval $v->{source};
		1451
		1452	if (length $@) {
1255	my $msg = $@ ? "$v->{path}: $@\n"	1453	error "$v->{path}: $@\n";
1256	: "$v->{base}: extension inactive.\n";	1454	undef $@; # work around perl 5.10.0 utf-8 caching bug
1257		1455
		1456	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1258	if (exists $v->{meta}{mandatory}) {	1457	if exists $v->{meta}{mandatory};
1259	warn $msg;	1458
1260	warn "mandatory extension failed to load, exiting.\n";	1459	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1261	exit 1;	1460	delete $todo{$k};
1262	}	1461	} else {
1263		1462	$done{$k} = delete $todo{$k};
1264	warn $msg;	1463	push @EXTS, $v->{pkg};
		1464	$progress = 1;
		1465
		1466	info "$v->{base}: extension inactive.\n"
		1467	unless $active;
1265	}	1468	}
1266
1267	$done{$k} = delete $todo{$k};
1268	push @EXTS, $v->{pkg};
1269	$progress = 1;
1270	}	1469	}
1271		1470
1272	skip:	1471	unless ($progress) {
1273	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1472	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1274	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	}
1275	}	1479	}
1276	};	1480	};
1277	}	1481	}
1278		1482
1279	#############################################################################	1483	#############################################################################
1280		1484
1281	=back	1485	=back
1282		1486
1283	=head2 CORE EXTENSIONS	1487	=head2 CORE EXTENSIONS
1284		1488
1285	Functions and methods that extend core crossfire objects.	1489	Functions and methods that extend core deliantra objects.
1286		1490
1287	=cut	1491	=cut
1288		1492
1289	package cf::player;	1493	package cf::player;
1290		1494
…		…
1333		1537
1334	sub exists($) {	1538	sub exists($) {
1335	my ($login) = @_;	1539	my ($login) = @_;
1336		1540
1337	$cf::PLAYER{$login}	1541	$cf::PLAYER{$login}
1338	or cf::sync_job { !aio_stat path $login }	1542	or !aio_stat path $login
1339	}	1543	}
1340		1544
1341	sub find($) {	1545	sub find($) {
1342	return $cf::PLAYER{$_[0]} || do {	1546	return $cf::PLAYER{$_[0]} || do {
1343	my $login = $_[0];	1547	my $login = $_[0];
…		…
1355	my $f = new_from_file cf::object::thawer path $login	1559	my $f = new_from_file cf::object::thawer path $login
1356	or return;	1560	or return;
1357		1561
1358	my $pl = cf::player::load_pl $f	1562	my $pl = cf::player::load_pl $f
1359	or return;	1563	or return;
		1564
1360	local $cf::PLAYER_LOADING{$login} = $pl;	1565	local $cf::PLAYER_LOADING{$login} = $pl;
1361	$f->resolve_delayed_derefs;	1566	$f->resolve_delayed_derefs;
1362	$cf::PLAYER{$login} = $pl	1567	$cf::PLAYER{$login} = $pl
1363	}	1568	}
1364	}	1569	}
1365	}	1570	}
1366		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
1367	sub save($) {	1585	sub save($) {
1368	my ($pl) = @_;	1586	my ($pl) = @_;
1369		1587
1370	return if $pl->{deny_save};	1588	return if $pl->{deny_save};
1371		1589
…		…
1374		1592
1375	return if $pl->{deny_save};	1593	return if $pl->{deny_save};
1376		1594
1377	aio_mkdir playerdir $pl, 0770;	1595	aio_mkdir playerdir $pl, 0770;
1378	$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];
1379		1602
1380	$pl->save_pl ($path);	1603	$pl->save_pl ($path);
1381	cf::cede_to_tick;	1604	cf::cede_to_tick;
1382	}	1605	}
1383		1606
…		…
1415	my ($pl) = @_;	1638	my ($pl) = @_;
1416		1639
1417	my $name = $pl->ob->name;	1640	my $name = $pl->ob->name;
1418		1641
1419	$pl->{deny_save} = 1;	1642	$pl->{deny_save} = 1;
1420	$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
1421		1644
1422	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1645	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1423	$pl->deactivate;	1646	$pl->deactivate;
		1647	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1424	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1648	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1425	$pl->ns->destroy if $pl->ns;	1649	$pl->ns->destroy if $pl->ns;
1426		1650
1427	my $path = playerdir $pl;	1651	my $path = playerdir $pl;
1428	my $temp = "$path~$cf::RUNTIME~deleting~";	1652	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1467		1691
1468	for my $login (@$dirs) {	1692	for my $login (@$dirs) {
1469	my $path = path $login;	1693	my $path = path $login;
1470		1694
1471	# a .pst is a dead give-away for a valid player	1695	# a .pst is a dead give-away for a valid player
1472	unless (-e "$path.pst") {	1696	# if no pst file found, open and chekc for blocked users
		1697	if (aio_stat "$path.pst") {
1473	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1698	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1474	aio_read $fh, 0, 512, my $buf, 0 or next;	1699	aio_read $fh, 0, 512, my $buf, 0 or next;
1475	$buf !~ /^password -------------$/m or next; # official not-valid tag	1700	$buf !~ /^password -------------$/m or next; # official not-valid tag
1476	}	1701	}
1477		1702
…		…
1481		1706
1482	\@logins	1707	\@logins
1483	}	1708	}
1484		1709
1485	=item $player->maps	1710	=item $player->maps
		1711
		1712	=item cf::player::maps $login
1486		1713
1487	Returns an arrayref of map paths that are private for this	1714	Returns an arrayref of map paths that are private for this
1488	player. May block.	1715	player. May block.
1489		1716
1490	=cut	1717	=cut
…		…
1508	}	1735	}
1509		1736
1510	\@paths	1737	\@paths
1511	}	1738	}
1512		1739
1513	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1740	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1514		1741
1515	Expand crossfire pod fragments into protocol xml.	1742	Expand deliantra pod fragments into protocol xml.
1516
1517	=cut
1518
1519	sub expand_cfpod {
1520	((my $self), (local $_)) = @_;
1521
1522	# escape & and <
1523	s/&/&amp;/g;
1524	s/(?<![BIUGHT])</&lt;/g;
1525
1526	# this is buggy, it needs to properly take care of nested <'s
1527
1528	1 while
1529	# replace B<>, I<>, U<> etc.
1530	s/B<([^\>]*)>/<b>$1<\/b>/
1531	|| s/I<([^\>]*)>/<i>$1<\/i>/
1532	|| s/U<([^\>]*)>/<u>$1<\/u>/
1533	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1534	# replace G<male|female> tags
1535	|| s{G<([^>|]*)\|([^>]*)>}{
1536	$self->gender ? $2 : $1
1537	}ge
1538	# replace H<hint text>
1539	|| s{H<([^\>]*)>}
1540	{
1541	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1542	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1543	"")
1544	[$self->{hintmode}]
1545	}ge;
1546
1547	# create single paragraphs (very hackish)
1548	s/(?<=\S)\n(?=\w)/ /g;
1549
1550	# compress some whitespace
1551	s/\s+\n/\n/g; # ws line-ends
1552	s/\n\n+/\n/g; # double lines
1553	s/^\n+//; # beginning lines
1554	s/\n+$//; # ending lines
1555
1556	$_
1557	}
1558
1559	sub hintmode {
1560	$_[0]{hintmode} = $_[1] if @_ > 1;
1561	$_[0]{hintmode}
1562	}
1563		1743
1564	=item $player->ext_reply ($msgid, @msg)	1744	=item $player->ext_reply ($msgid, @msg)
1565		1745
1566	Sends an ext reply to the player.	1746	Sends an ext reply to the player.
1567		1747
…		…
1599		1779
1600	=cut	1780	=cut
1601		1781
1602	sub find_by_path($) {	1782	sub find_by_path($) {
1603	my ($path) = @_;	1783	my ($path) = @_;
		1784
		1785	$path =~ s/^~[^\/]*//; # skip ~login
1604		1786
1605	my ($match, $specificity);	1787	my ($match, $specificity);
1606		1788
1607	for my $region (list) {	1789	for my $region (list) {
1608	if ($region->{match} && $path =~ $region->{match}) {	1790	if ($region->{match} && $path =~ $region->{match}) {
…		…
1634	our $MAX_RESET = 3600;	1816	our $MAX_RESET = 3600;
1635	our $DEFAULT_RESET = 3000;	1817	our $DEFAULT_RESET = 3000;
1636		1818
1637	sub generate_random_map {	1819	sub generate_random_map {
1638	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
1639	# mit "rum" bekleckern, nicht	1824	# mit "rum" bekleckern, nicht
1640	$self->_create_random_map (	1825	$self->_create_random_map (
1641	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1826	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1642	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1827	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1643	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1828	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1644	$rmp->{exit_on_final_map},	1829	$rmp->{exit_on_final_map},
1645	$rmp->{xsize}, $rmp->{ysize},	1830	$rmp->{xsize}, $rmp->{ysize},
1646	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1831	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1647	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1832	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1662		1847
1663	sub register {	1848	sub register {
1664	my (undef, $regex, $prio) = @_;	1849	my (undef, $regex, $prio) = @_;
1665	my $pkg = caller;	1850	my $pkg = caller;
1666		1851
1667	no strict;
1668	push @{"$pkg\::ISA"}, __PACKAGE__;	1852	push @{"$pkg\::ISA"}, __PACKAGE__;
1669		1853
1670	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1854	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1671	}	1855	}
1672		1856
1673	# also paths starting with '/'	1857	# also paths starting with '/'
1674	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1858	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1675		1859
1676	sub thawer_merge {	1860	sub thawer_merge {
1677	my ($self, $merge) = @_;	1861	my ($self, $merge) = @_;
1678		1862
1679	# we have to keep some variables in memory intact	1863	# we have to keep some variables in memory intact
…		…
1765		1949
1766	# the temporary/swap location	1950	# the temporary/swap location
1767	sub save_path {	1951	sub save_path {
1768	my ($self) = @_;	1952	my ($self) = @_;
1769		1953
1770	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1954	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1771	"$TMPDIR/$path.map"	1955	"$TMPDIR/$path.map"
1772	}	1956	}
1773		1957
1774	# the unique path, undef == no special unique path	1958	# the unique path, undef == no special unique path
1775	sub uniq_path {	1959	sub uniq_path {
1776	my ($self) = @_;	1960	my ($self) = @_;
1777		1961
1778	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1962	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1779	"$UNIQUEDIR/$path"	1963	"$UNIQUEDIR/$path"
1780	}
1781
1782	# and all this just because we cannot iterate over
1783	# all maps in C++...
1784	sub change_all_map_light {
1785	my ($change) = @_;
1786
1787	$_->change_map_light ($change)
1788	for grep $_->outdoor, values %cf::MAP;
1789	}	1964	}
1790		1965
1791	sub decay_objects {	1966	sub decay_objects {
1792	my ($self) = @_;	1967	my ($self) = @_;
1793		1968
…		…
1877	sub find {	2052	sub find {
1878	my ($path, $origin) = @_;	2053	my ($path, $origin) = @_;
1879		2054
1880	$path = normalise $path, $origin && $origin->path;	2055	$path = normalise $path, $origin && $origin->path;
1881		2056
1882	cf::lock_wait "map_data:$path";#d#remove	2057	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1883	cf::lock_wait "map_find:$path";	2058	my $guard2 = cf::lock_acquire "map_find:$path";
1884		2059
1885	$cf::MAP{$path} || do {	2060	$cf::MAP{$path} || do {
1886	my $guard1 = cf::lock_acquire "map_find:$path";
1887	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1888
1889	my $map = new_from_path cf::map $path	2061	my $map = new_from_path cf::map $path
1890	or return;	2062	or return;
1891		2063
1892	$map->{last_save} = $cf::RUNTIME;	2064	$map->{last_save} = $cf::RUNTIME;
1893		2065
…		…
1895	or return;	2067	or return;
1896		2068
1897	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2069	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1898	# doing this can freeze the server in a sync job, obviously	2070	# doing this can freeze the server in a sync job, obviously
1899	#$cf::WAIT_FOR_TICK->wait;	2071	#$cf::WAIT_FOR_TICK->wait;
		2072	undef $guard2;
1900	undef $guard1;	2073	undef $guard1;
1901	undef $guard2;
1902	$map->reset;	2074	$map->reset;
1903	return find $path;	2075	return find $path;
1904	}	2076	}
1905		2077
1906	$cf::MAP{$path} = $map	2078	$cf::MAP{$path} = $map
1907	}	2079	}
1908	}	2080	}
1909		2081
1910	sub pre_load { }	2082	sub pre_load { }
1911	sub post_load { }	2083	#sub post_load { } # XS
1912		2084
1913	sub load {	2085	sub load {
1914	my ($self) = @_;	2086	my ($self) = @_;
1915		2087
1916	local $self->{deny_reset} = 1; # loading can take a long time	2088	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1933	my $f = new_from_file cf::object::thawer $self->{load_path};	2105	my $f = new_from_file cf::object::thawer $self->{load_path};
1934	$f->skip_block;	2106	$f->skip_block;
1935	$self->_load_objects ($f)	2107	$self->_load_objects ($f)
1936	or return;	2108	or return;
1937		2109
1938	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2110	$self->post_load_original
1939	if delete $self->{load_original};	2111	if delete $self->{load_original};
1940		2112
1941	if (my $uniq = $self->uniq_path) {	2113	if (my $uniq = $self->uniq_path) {
1942	utf8::encode $uniq;	2114	utf8::encode $uniq;
1943	unless (aio_stat $uniq) {	2115	unless (aio_stat $uniq) {
…		…
1961	unless ($self->{deny_activate}) {	2133	unless ($self->{deny_activate}) {
1962	$self->decay_objects;	2134	$self->decay_objects;
1963	$self->fix_auto_apply;	2135	$self->fix_auto_apply;
1964	$self->update_buttons;	2136	$self->update_buttons;
1965	cf::cede_to_tick;	2137	cf::cede_to_tick;
1966	$self->set_darkness_map;
1967	cf::cede_to_tick;
1968	$self->activate;	2138	$self->activate;
1969	}	2139	}
1970		2140
1971	$self->{last_save} = $cf::RUNTIME;	2141	$self->{last_save} = $cf::RUNTIME;
1972	$self->last_access ($cf::RUNTIME);	2142	$self->last_access ($cf::RUNTIME);
1973		2143
1974	$self->in_memory (cf::MAP_IN_MEMORY);	2144	$self->in_memory (cf::MAP_ACTIVE);
1975	}	2145	}
1976		2146
1977	$self->post_load;	2147	$self->post_load;
1978	}	2148	}
1979		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
1980	sub customise_for {	2153	sub customise_for {
1981	my ($self, $ob) = @_;	2154	my ($self, $ob) = @_;
1982		2155
1983	return find "~" . $ob->name . "/" . $self->{path}	2156	return find "~" . $ob->name . "/" . $self->{path}
1984	if $self->per_player;	2157	if $self->per_player;
…		…
2000	or next;	2173	or next;
2001	$neigh = find $neigh, $map	2174	$neigh = find $neigh, $map
2002	or next;	2175	or next;
2003	$neigh->load;	2176	$neigh->load;
2004		2177
		2178	# now find the diagonal neighbours
2005	push @neigh,	2179	push @neigh,
2006	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2180	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2007	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2181	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2008	}	2182	}
2009		2183
…		…
2016	}	2190	}
2017		2191
2018	sub find_sync {	2192	sub find_sync {
2019	my ($path, $origin) = @_;	2193	my ($path, $origin) = @_;
2020		2194
2021	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
2022	}	2199	}
2023		2200
2024	sub do_load_sync {	2201	sub do_load_sync {
2025	my ($map) = @_;	2202	my ($map) = @_;
2026		2203
2027	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2204	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2028	if $Coro::current == $Coro::main;	2205	if $Coro::current == $Coro::main;
2029		2206
2030	cf::sync_job { $map->load };	2207	$map->load;
2031	}	2208	}
2032		2209
2033	our %MAP_PREFETCH;	2210	our %MAP_PREFETCH;
2034	our $MAP_PREFETCHER = undef;	2211	our $MAP_PREFETCHER = undef;
2035		2212
…		…
2037	my ($path, $origin, $load) = @_;	2214	my ($path, $origin, $load) = @_;
2038		2215
2039	$path = normalise $path, $origin && $origin->{path};	2216	$path = normalise $path, $origin && $origin->{path};
2040		2217
2041	if (my $map = $cf::MAP{$path}) {	2218	if (my $map = $cf::MAP{$path}) {
2042	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2219	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2043	}	2220	}
2044		2221
2045	$MAP_PREFETCH{$path} |= $load;	2222	$MAP_PREFETCH{$path} |= $load;
2046		2223
2047	$MAP_PREFETCHER ||= cf::async {	2224	$MAP_PREFETCHER ||= cf::async {
…		…
2061	$MAP_PREFETCHER->prio (6);	2238	$MAP_PREFETCHER->prio (6);
2062		2239
2063	()	2240	()
2064	}	2241	}
2065		2242
		2243	# common code, used by both ->save and ->swapout
2066	sub save {	2244	sub _save {
2067	my ($self) = @_;	2245	my ($self) = @_;
2068
2069	my $lock = cf::lock_acquire "map_data:$self->{path}";
2070		2246
2071	$self->{last_save} = $cf::RUNTIME;	2247	$self->{last_save} = $cf::RUNTIME;
2072		2248
2073	return unless $self->dirty;	2249	return unless $self->dirty;
2074		2250
…		…
2083		2259
2084	cf::async {	2260	cf::async {
2085	$Coro::current->{desc} = "map player save";	2261	$Coro::current->{desc} = "map player save";
2086	$_->contr->save for $self->players;	2262	$_->contr->save for $self->players;
2087	};	2263	};
		2264
		2265	cf::get_slot 0.02;
2088		2266
2089	if ($uniq) {	2267	if ($uniq) {
2090	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2268	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2091	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2269	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2092	} else {	2270	} else {
2093	$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);
2094	}	2272	}
2095	}	2273	}
2096		2274
		2275	sub save {
		2276	my ($self) = @_;
		2277
		2278	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2279
		2280	$self->_save;
		2281	}
		2282
2097	sub swap_out {	2283	sub swap_out {
2098	my ($self) = @_;	2284	my ($self) = @_;
2099		2285
2100	# save first because save cedes
2101	$self->save;
2102
2103	my $lock = cf::lock_acquire "map_data:$self->{path}";	2286	my $lock = cf::lock_acquire "map_data:$self->{path}";
2104		2287
		2288	return if $self->in_memory != cf::MAP_ACTIVE;
		2289	return if $self->{deny_save};
2105	return if $self->players;	2290	return if $self->players;
2106	return if $self->in_memory != cf::MAP_IN_MEMORY;
2107	return if $self->{deny_save};
2108		2291
		2292	# first deactivate the map and "unlink" it from the core
		2293	$self->deactivate;
		2294	$_->clear_links_to ($self) for values %cf::MAP;
2109	$self->in_memory (cf::MAP_SWAPPED);	2295	$self->in_memory (cf::MAP_SWAPPED);
		2296
		2297	# then atomically save
		2298	$self->_save;
		2299
		2300	# then free the map
		2301	$self->clear;
		2302	}
		2303
		2304	sub reset_at {
		2305	my ($self) = @_;
		2306
		2307	# TODO: safety, remove and allow resettable per-player maps
		2308	return 1e99 if $self->{deny_reset};
		2309
		2310	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2311	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2312
		2313	$time + $to
		2314	}
		2315
		2316	sub should_reset {
		2317	my ($self) = @_;
		2318
		2319	$self->reset_at <= $cf::RUNTIME
		2320	}
		2321
		2322	sub reset {
		2323	my ($self) = @_;
		2324
		2325	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2326
		2327	return if $self->players;
		2328
		2329	cf::trace "resetting map ", $self->path, "\n";
		2330
		2331	$self->in_memory (cf::MAP_SWAPPED);
		2332
		2333	# need to save uniques path
		2334	unless ($self->{deny_save}) {
		2335	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2336
		2337	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2338	if $uniq;
		2339	}
		2340
		2341	delete $cf::MAP{$self->path};
2110		2342
2111	$self->deactivate;	2343	$self->deactivate;
2112	$_->clear_links_to ($self) for values %cf::MAP;	2344	$_->clear_links_to ($self) for values %cf::MAP;
2113	$self->clear;	2345	$self->clear;
2114	}
2115
2116	sub reset_at {
2117	my ($self) = @_;
2118
2119	# TODO: safety, remove and allow resettable per-player maps
2120	return 1e99 if $self->{deny_reset};
2121
2122	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2123	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2124
2125	$time + $to
2126	}
2127
2128	sub should_reset {
2129	my ($self) = @_;
2130
2131	$self->reset_at <= $cf::RUNTIME
2132	}
2133
2134	sub reset {
2135	my ($self) = @_;
2136
2137	my $lock = cf::lock_acquire "map_data:$self->{path}";
2138
2139	return if $self->players;
2140
2141	warn "resetting map ", $self->path;
2142
2143	$self->in_memory (cf::MAP_SWAPPED);
2144
2145	# need to save uniques path
2146	unless ($self->{deny_save}) {
2147	my $uniq = $self->uniq_path; utf8::encode $uniq;
2148
2149	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2150	if $uniq;
2151	}
2152
2153	delete $cf::MAP{$self->path};
2154
2155	$self->deactivate;
2156	$_->clear_links_to ($self) for values %cf::MAP;
2157	$self->clear;
2158		2346
2159	$self->unlink_save;	2347	$self->unlink_save;
2160	$self->destroy;	2348	$self->destroy;
2161	}	2349	}
2162		2350
…		…
2170		2358
2171	delete $cf::MAP{$self->path};	2359	delete $cf::MAP{$self->path};
2172		2360
2173	$self->unlink_save;	2361	$self->unlink_save;
2174		2362
2175	bless $self, "cf::map";	2363	bless $self, "cf::map::wrap";
2176	delete $self->{deny_reset};	2364	delete $self->{deny_reset};
2177	$self->{deny_save} = 1;	2365	$self->{deny_save} = 1;
2178	$self->reset_timeout (1);	2366	$self->reset_timeout (1);
2179	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2367	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2180		2368
…		…
2229		2417
2230	sub unique_maps() {	2418	sub unique_maps() {
2231	[	2419	[
2232	map {	2420	map {
2233	utf8::decode $_;	2421	utf8::decode $_;
2234	/\.map$/	2422	s/\.map$//; # TODO future compatibility hack
		2423	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2424	? ()
2235	? normalise $_	2425	: normalise $_
2236	: ()
2237	} @{ aio_readdir $UNIQUEDIR or [] }	2426	} @{ aio_readdir $UNIQUEDIR or [] }
2238	]	2427	]
2239	}	2428	}
2240		2429
2241	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	}
2242		2461
2243	=back	2462	=back
2244		2463
2245	=head3 cf::object	2464	=head3 cf::object
2246		2465
…		…
2250		2469
2251	=over 4	2470	=over 4
2252		2471
2253	=item $ob->inv_recursive	2472	=item $ob->inv_recursive
2254		2473
2255	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.
2256		2476
2257	=cut	2477	=cut
2258		2478
2259	sub inv_recursive_;	2479	sub inv_recursive_;
2260	sub inv_recursive_ {	2480	sub inv_recursive_ {
…		…
2265	inv_recursive_ inv $_[0]	2485	inv_recursive_ inv $_[0]
2266	}	2486	}
2267		2487
2268	=item $ref = $ob->ref	2488	=item $ref = $ob->ref
2269		2489
2270	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.
2271		2491
2272	=item $ob = cf::object::deref ($refstring)	2492	=item $ob = cf::object::deref ($refstring)
2273		2493
2274	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,
2275	even if the object actually exists. May block.	2495	even if the object actually exists. May block.
…		…
2307	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
2308	dialogue with the given NPC character.	2528	dialogue with the given NPC character.
2309		2529
2310	=cut	2530	=cut
2311		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
2312	# rough implementation of a future "reply" method that works	2546	# rough implementation of a future "reply" method that works
2313	# with dialog boxes.	2547	# with dialog boxes.
2314	#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
2315	sub cf::object::player::reply($$$;$) {	2549	sub cf::object::player::reply($$$;$) {
2316	my ($self, $npc, $msg, $flags) = @_;	2550	my ($self, $npc, $msg, $flags) = @_;
…		…
2327	my $dialog = $pl->{npc_dialog};	2561	my $dialog = $pl->{npc_dialog};
2328	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2562	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2329		2563
2330	} else {	2564	} else {
2331	$msg = $npc->name . " says: $msg" if $npc;	2565	$msg = $npc->name . " says: $msg" if $npc;
2332	$self->message ($msg, $flags);	2566	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2333	}	2567	}
2334	}	2568	}
2335	}	2569	}
2336		2570
2337	=item $object->send_msg ($channel, $msg, $color, [extra...])	2571	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2362		2596
2363	=item $player_object->enter_link	2597	=item $player_object->enter_link
2364		2598
2365	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}>).
2366		2600
2367	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.
2368	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.
2369		2605
2370	Will never block.	2606	Will never block.
2371		2607
2372	=item $player_object->leave_link ($map, $x, $y)	2608	=item $player_object->leave_link ($map, $x, $y)
2373		2609
…		…
2393	sub cf::object::player::enter_link {	2629	sub cf::object::player::enter_link {
2394	my ($self) = @_;	2630	my ($self) = @_;
2395		2631
2396	$self->deactivate_recursive;	2632	$self->deactivate_recursive;
2397		2633
		2634	++$self->{_link_recursion};
		2635
2398	return if UNIVERSAL::isa $self->map, "ext::map_link";	2636	return if UNIVERSAL::isa $self->map, "ext::map_link";
2399		2637
2400	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2638	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2401	if $self->map && $self->map->{path} ne "{link}";	2639	if $self->map && $self->map->{path} ne "{link}";
2402		2640
2403	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2641	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2404	}	2642	}
2405		2643
2406	sub cf::object::player::leave_link {	2644	sub cf::object::player::leave_link {
2407	my ($self, $map, $x, $y) = @_;	2645	my ($self, $map, $x, $y) = @_;
2408		2646
…		…
2425	($x, $y) = (-1, -1)	2663	($x, $y) = (-1, -1)
2426	unless (defined $x) && (defined $y);	2664	unless (defined $x) && (defined $y);
2427		2665
2428	# use -1 or undef as default coordinates, not 0, 0	2666	# use -1 or undef as default coordinates, not 0, 0
2429	($x, $y) = ($map->enter_x, $map->enter_y)	2667	($x, $y) = ($map->enter_x, $map->enter_y)
2430	if $x <=0 && $y <= 0;	2668	if $x <= 0 && $y <= 0;
2431		2669
2432	$map->load;	2670	$map->load;
2433	$map->load_neighbours;	2671	$map->load_neighbours;
2434		2672
2435	return unless $self->contr->active;	2673	return unless $self->contr->active;
2436	$self->activate_recursive;
2437		2674
2438	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2675	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2439	$self->enter_map ($map, $x, $y);	2676	if ($self->enter_map ($map, $x, $y)) {
2440	}	2677	# entering was successful
		2678	delete $self->{_link_recursion};
		2679	# only activate afterwards, to support waiting in hooks
		2680	$self->activate_recursive;
		2681	}
2441		2682
		2683	}
		2684
2442	=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)]])
2443		2686
2444	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
2445	her, loading and preparing them map, calling the provided $check callback	2688	her, loading and preparing them map, calling the provided $check callback
2446	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
2447	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
2448	be called at the end of this process.	2691	be called at the end of this process.
2449		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
2450	=cut	2696	=cut
2451		2697
2452	our $GOTOGEN;	2698	our $GOTOGEN;
2453		2699
2454	sub cf::object::player::goto {	2700	sub cf::object::player::goto {
2455	my ($self, $path, $x, $y, $check, $done) = @_;	2701	my ($self, $path, $x, $y, $check, $done) = @_;
		2702
		2703	if ($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	}
2456		2708
2457	# 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
2458	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2710	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2459		2711
2460	$self->enter_link;	2712	$self->enter_link;
…		…
2484	my $map = eval {	2736	my $map = eval {
2485	my $map = defined $path ? cf::map::find $path : undef;	2737	my $map = defined $path ? cf::map::find $path : undef;
2486		2738
2487	if ($map) {	2739	if ($map) {
2488	$map = $map->customise_for ($self);	2740	$map = $map->customise_for ($self);
2489	$map = $check->($map) if $check && $map;	2741	$map = $check->($map, $x, $y, $self) if $check && $map;
2490	} else {	2742	} else {
2491	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2743	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2492	}	2744	}
2493		2745
2494	$map	2746	$map
…		…
2502	if ($gen == $self->{_goto_generation}) {	2754	if ($gen == $self->{_goto_generation}) {
2503	delete $self->{_goto_generation};	2755	delete $self->{_goto_generation};
2504	$self->leave_link ($map, $x, $y);	2756	$self->leave_link ($map, $x, $y);
2505	}	2757	}
2506		2758
2507	$done->() if $done;	2759	$done->($self) if $done;
2508	})->prio (1);	2760	})->prio (1);
2509	}	2761	}
2510		2762
2511	=item $player_object->enter_exit ($exit_object)	2763	=item $player_object->enter_exit ($exit_object)
2512		2764
…		…
2532	}	2784	}
2533		2785
2534	sub prepare_random_map {	2786	sub prepare_random_map {
2535	my ($exit) = @_;	2787	my ($exit) = @_;
2536		2788
2537	my $guard = cf::lock_acquire "exit_prepare:$exit";
2538
2539	# all this does is basically replace the /! path by	2789	# all this does is basically replace the /! path by
2540	# a new random map path (?random/...) with a seed	2790	# a new random map path (?random/...) with a seed
2541	# that depends on the exit object	2791	# that depends on the exit object
2542		2792
2543	my $rmp = parse_random_map_params $exit->msg;	2793	my $rmp = parse_random_map_params $exit->msg;
…		…
2545	if ($exit->map) {	2795	if ($exit->map) {
2546	$rmp->{region} = $exit->region->name;	2796	$rmp->{region} = $exit->region->name;
2547	$rmp->{origin_map} = $exit->map->path;	2797	$rmp->{origin_map} = $exit->map->path;
2548	$rmp->{origin_x} = $exit->x;	2798	$rmp->{origin_x} = $exit->x;
2549	$rmp->{origin_y} = $exit->y;	2799	$rmp->{origin_y} = $exit->y;
		2800
		2801	$exit->map->touch;
2550	}	2802	}
2551		2803
2552	$rmp->{random_seed} ||= $exit->random_seed;	2804	$rmp->{random_seed} ||= $exit->random_seed;
2553		2805
2554	my $data = cf::to_json $rmp;	2806	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2555	my $md5 = Digest::MD5::md5_hex $data;	2807	my $md5 = Digest::MD5::md5_hex $data;
2556	my $meta = "$RANDOMDIR/$md5.meta";	2808	my $meta = "$RANDOMDIR/$md5.meta";
2557		2809
2558	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2810	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2559	aio_write $fh, 0, (length $data), $data, 0;	2811	aio_write $fh, 0, (length $data), $data, 0;
2560	undef $fh;	2812	undef $fh;
2561	aio_rename "$meta~", $meta;	2813	aio_rename "$meta~", $meta;
2562		2814
		2815	my $slaying = "?random/$md5";
		2816
		2817	if ($exit->valid) {
2563	$exit->slaying ("?random/$md5");	2818	$exit->slaying ("?random/$md5");
2564	$exit->msg (undef);	2819	$exit->msg (undef);
		2820	}
2565	}	2821	}
2566	}	2822	}
2567		2823
2568	sub cf::object::player::enter_exit {	2824	sub cf::object::player::enter_exit {
2569	my ($self, $exit) = @_;	2825	my ($self, $exit) = @_;
2570		2826
2571	return unless $self->type == cf::PLAYER;	2827	return unless $self->type == cf::PLAYER;
2572		2828
2573	if ($exit->slaying eq "/!") {
2574	#TODO: this should de-fi-ni-te-ly not be a sync-job
2575	# the problem is that $exit might not survive long enough
2576	# so it needs to be done right now, right here
2577	cf::sync_job { prepare_random_map $exit };
2578	}
2579
2580	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2581	my $hp = $exit->stats->hp;
2582	my $sp = $exit->stats->sp;
2583
2584	$self->enter_link;	2829	$self->enter_link;
2585		2830
2586	# if exit is damned, update players death & WoR home-position
2587	$self->contr->savebed ($slaying, $hp, $sp)
2588	if $exit->flag (FLAG_DAMNED);
2589
2590	(async {	2831	(async {
2591	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2832	$Coro::current->{desc} = "enter_exit";
2592		2833
2593	$self->deactivate_recursive; # just to be sure
2594	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
2595	$self->goto ($slaying, $hp, $sp);	2849	$self->goto ($map, $x, $y);
2596		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
2597	1;	2855	1
2598	}) {	2856	}) {
2599	$self->message ("Something went wrong deep within the crossfire server. "	2857	$self->message ("Something went wrong deep within the deliantra server. "
2600	. "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. "
2601	. "Please report this to the dungeon master!",	2859	. "Please report this to the dungeon master!",
2602	cf::NDI_UNIQUE | cf::NDI_RED);	2860	cf::NDI_UNIQUE | cf::NDI_RED);
2603		2861
2604	warn "ERROR in enter_exit: $@";	2862	error "ERROR in enter_exit: $@";
2605	$self->leave_link;	2863	$self->leave_link;
2606	}	2864	}
2607	})->prio (1);	2865	})->prio (1);
2608	}	2866	}
2609		2867
…		…
2621	sub cf::client::send_drawinfo {	2879	sub cf::client::send_drawinfo {
2622	my ($self, $text, $flags) = @_;	2880	my ($self, $text, $flags) = @_;
2623		2881
2624	utf8::encode $text;	2882	utf8::encode $text;
2625	$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);
2626	}	2909	}
2627		2910
2628	=item $client->send_msg ($channel, $msg, $color, [extra...])	2911	=item $client->send_msg ($channel, $msg, $color, [extra...])
2629		2912
2630	Send a drawinfo or msg packet to the client, formatting the msg for the	2913	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2632	the message, with C<log> being the default. If C<$color> is negative, suppress	2915	the message, with C<log> being the default. If C<$color> is negative, suppress
2633	the message unless the client supports the msg packet.	2916	the message unless the client supports the msg packet.
2634		2917
2635	=cut	2918	=cut
2636		2919
		2920	# non-persistent channels (usually the info channel)
2637	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	},
2638	"c/identify" => {	2928	"c/identify" => {
2639	id => "infobox",	2929	id => "infobox",
2640	title => "Identify",	2930	title => "Identify",
2641	reply => undef,	2931	reply => undef,
2642	tooltip => "Items recently identified",	2932	tooltip => "Items recently identified",
…		…
2645	id => "infobox",	2935	id => "infobox",
2646	title => "Examine",	2936	title => "Examine",
2647	reply => undef,	2937	reply => undef,
2648	tooltip => "Signs and other items you examined",	2938	tooltip => "Signs and other items you examined",
2649	},	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	},
2650	"c/lookat" => {	2952	"c/lookat" => {
2651	id => "infobox",	2953	id => "infobox",
2652	title => "Look",	2954	title => "Look",
2653	reply => undef,	2955	reply => undef,
2654	tooltip => "What you saw there",	2956	tooltip => "What you saw there",
2655	},	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" => $CHAT_CHANNEL,
2656	);	3032	);
2657		3033
2658	sub cf::client::send_msg {	3034	sub cf::client::send_msg {
2659	my ($self, $channel, $msg, $color, @extra) = @_;	3035	my ($self, $channel, $msg, $color, @extra) = @_;
2660		3036
2661	$msg = $self->pl->expand_cfpod ($msg);	3037	$msg = $self->pl->expand_cfpod ($msg)
		3038	unless $color & cf::NDI_VERBATIM;
2662		3039
2663	$color &= cf::NDI_CLIENT_MASK; # just in case...	3040	$color &= cf::NDI_CLIENT_MASK; # just in case...
2664		3041
2665	# check predefined channels, for the benefit of C	3042	# check predefined channels, for the benefit of C
2666	if ($CHANNEL{$channel}) {	3043	if ($CHANNEL{$channel}) {
2667	$channel = $CHANNEL{$channel};	3044	$channel = $CHANNEL{$channel};
2668		3045
2669	$self->ext_msg (channel_info => $channel)	3046	$self->ext_msg (channel_info => $channel);
2670	if $self->can_msg;
2671
2672	$channel = $channel->{id};	3047	$channel = $channel->{id};
2673		3048
2674	} elsif (ref $channel) {	3049	} elsif (ref $channel) {
2675	# send meta info to client, if not yet sent	3050	# send meta info to client, if not yet sent
2676	unless (exists $self->{channel}{$channel->{id}}) {	3051	unless (exists $self->{channel}{$channel->{id}}) {
2677	$self->{channel}{$channel->{id}} = $channel;	3052	$self->{channel}{$channel->{id}} = $channel;
2678	$self->ext_msg (channel_info => $channel)	3053	$self->ext_msg (channel_info => $channel);
2679	if $self->can_msg;
2680	}	3054	}
2681		3055
2682	$channel = $channel->{id};	3056	$channel = $channel->{id};
2683	}	3057	}
2684		3058
2685	return unless @extra || length $msg;	3059	return unless @extra || length $msg;
2686		3060
2687	if ($self->can_msg) {
2688	# default colour, mask it out	3061	# default colour, mask it out
2689	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3062	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2690	if $color & cf::NDI_DEF;	3063	if $color & cf::NDI_DEF;
2691		3064
2692	$self->send_packet ("msg " . $self->{json_coder}->encode (	3065	my $pkt = "msg "
		3066	. $self->{json_coder}->encode (
2693	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3067	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2694	} else {	3068	);
2695	if ($color >= 0) {
2696	# replace some tags by gcfclient-compatible ones
2697	for ($msg) {
2698	1 while
2699	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2700	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2701	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2702	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2703	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2704	}
2705		3069
2706	$color &= cf::NDI_COLOR_MASK;	3070	$self->send_big_packet ($pkt);
2707
2708	utf8::encode $msg;
2709
2710	if (0 && $msg =~ /\[/) {
2711	# COMMAND/INFO
2712	$self->send_packet ("drawextinfo $color 10 8 $msg")
2713	} else {
2714	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2715	$self->send_packet ("drawinfo $color $msg")
2716	}
2717	}
2718	}
2719	}	3071	}
2720		3072
2721	=item $client->ext_msg ($type, @msg)	3073	=item $client->ext_msg ($type, @msg)
2722		3074
2723	Sends an ext event to the client.	3075	Sends an ext event to the client.
…		…
2726		3078
2727	sub cf::client::ext_msg($$@) {	3079	sub cf::client::ext_msg($$@) {
2728	my ($self, $type, @msg) = @_;	3080	my ($self, $type, @msg) = @_;
2729		3081
2730	if ($self->extcmd == 2) {	3082	if ($self->extcmd == 2) {
2731	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3083	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2732	} elsif ($self->extcmd == 1) { # TODO: remove	3084	} elsif ($self->extcmd == 1) { # TODO: remove
2733	push @msg, msgtype => "event_$type";	3085	push @msg, msgtype => "event_$type";
2734	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3086	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2735	}	3087	}
2736	}	3088	}
2737		3089
2738	=item $client->ext_reply ($msgid, @msg)	3090	=item $client->ext_reply ($msgid, @msg)
2739		3091
…		…
2743		3095
2744	sub cf::client::ext_reply($$@) {	3096	sub cf::client::ext_reply($$@) {
2745	my ($self, $id, @msg) = @_;	3097	my ($self, $id, @msg) = @_;
2746		3098
2747	if ($self->extcmd == 2) {	3099	if ($self->extcmd == 2) {
2748	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3100	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2749	} elsif ($self->extcmd == 1) {	3101	} elsif ($self->extcmd == 1) {
2750	#TODO: version 1, remove	3102	#TODO: version 1, remove
2751	unshift @msg, msgtype => "reply", msgid => $id;	3103	unshift @msg, msgtype => "reply", msgid => $id;
2752	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3104	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2753	}	3105	}
2754	}	3106	}
2755		3107
2756	=item $success = $client->query ($flags, "text", \&cb)	3108	=item $success = $client->query ($flags, "text", \&cb)
2757		3109
…		…
2828		3180
2829	$ns->ext_reply ($reply, @reply)	3181	$ns->ext_reply ($reply, @reply)
2830	if $reply;	3182	if $reply;
2831		3183
2832	} else {	3184	} else {
2833	warn "client " . ($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";
2834	}	3186	}
2835		3187
2836	cf::override;	3188	cf::override;
2837	},	3189	},
2838	);	3190	);
…		…
2858		3210
2859	$coro	3211	$coro
2860	}	3212	}
2861		3213
2862	cf::client->attach (	3214	cf::client->attach (
2863	on_destroy => sub {	3215	on_client_destroy => sub {
2864	my ($ns) = @_;	3216	my ($ns) = @_;
2865		3217
2866	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3218	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2867	},	3219	},
2868	);	3220	);
…		…
2884	our $safe_hole = new Safe::Hole;	3236	our $safe_hole = new Safe::Hole;
2885		3237
2886	$SIG{FPE} = 'IGNORE';	3238	$SIG{FPE} = 'IGNORE';
2887		3239
2888	$safe->permit_only (Opcode::opset qw(	3240	$safe->permit_only (Opcode::opset qw(
2889	:base_core :base_mem :base_orig :base_math	3241	:base_core :base_mem :base_orig :base_math :base_loop
2890	grepstart grepwhile mapstart mapwhile	3242	grepstart grepwhile mapstart mapwhile
2891	sort time	3243	sort time
2892	));	3244	));
2893		3245
2894	# here we export the classes and methods available to script code	3246	# here we export the classes and methods available to script code
…		…
2896	=pod	3248	=pod
2897		3249
2898	The following functions and methods are available within a safe environment:	3250	The following functions and methods are available within a safe environment:
2899		3251
2900	cf::object	3252	cf::object
2901	contr pay_amount pay_player map x y force_find force_add	3253	contr pay_amount pay_player map x y force_find force_add destroy
2902	insert remove name archname title slaying race decrease_ob_nr	3254	insert remove name archname title slaying race decrease split
		3255	value
2903		3256
2904	cf::object::player	3257	cf::object::player
2905	player	3258	player
2906		3259
2907	cf::player	3260	cf::player
…		…
2912		3265
2913	=cut	3266	=cut
2914		3267
2915	for (	3268	for (
2916	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3269	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2917	insert remove inv name archname title slaying race	3270	insert remove inv nrof name archname title slaying race
2918	decrease_ob_nr)],	3271	decrease split destroy change_exp value msg lore send_msg)],
2919	["cf::object::player" => qw(player)],	3272	["cf::object::player" => qw(player)],
2920	["cf::player" => qw(peaceful)],	3273	["cf::player" => qw(peaceful send_msg)],
2921	["cf::map" => qw(trigger)],	3274	["cf::map" => qw(trigger)],
2922	) {	3275	) {
2923	no strict 'refs';
2924	my ($pkg, @funs) = @$_;	3276	my ($pkg, @funs) = @$_;
2925	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3277	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2926	for @funs;	3278	for @funs;
2927	}	3279	}
2928		3280
…		…
2943		3295
2944	my $qcode = $code;	3296	my $qcode = $code;
2945	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3297	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2946	$qcode =~ s/\n/\\n/g;	3298	$qcode =~ s/\n/\\n/g;
2947		3299
		3300	%vars = (_dummy => 0) unless %vars;
		3301
		3302	my @res;
2948	local $_;	3303	local $_;
2949	local @safe::cf::_safe_eval_args = values %vars;
2950		3304
2951	my $eval =	3305	my $eval =
2952	"do {\n"	3306	"do {\n"
2953	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3307	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2954	. "#line 0 \"{$qcode}\"\n"	3308	. "#line 0 \"{$qcode}\"\n"
2955	. $code	3309	. $code
2956	. "\n}"	3310	. "\n}"
2957	;	3311	;
2958		3312
		3313	if ($CFG{safe_eval}) {
2959	sub_generation_inc;	3314	sub_generation_inc;
		3315	local @safe::cf::_safe_eval_args = values %vars;
2960	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3316	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2961	sub_generation_inc;	3317	sub_generation_inc;
		3318	} else {
		3319	local @cf::_safe_eval_args = values %vars;
		3320	@res = wantarray ? eval eval : scalar eval $eval;
		3321	}
2962		3322
2963	if ($@) {	3323	if ($@) {
2964	warn "$@";	3324	warn "$@",
2965	warn "while executing safe code '$code'\n";	3325	"while executing safe code '$code'\n",
2966	warn "with arguments " . (join " ", %vars) . "\n";	3326	"with arguments " . (join " ", %vars) . "\n";
2967	}	3327	}
2968		3328
2969	wantarray ? @res : $res[0]	3329	wantarray ? @res : $res[0]
2970	}	3330	}
2971		3331
…		…
2985	=cut	3345	=cut
2986		3346
2987	sub register_script_function {	3347	sub register_script_function {
2988	my ($fun, $cb) = @_;	3348	my ($fun, $cb) = @_;
2989		3349
2990	no strict 'refs';	3350	$fun = "safe::$fun" if $CFG{safe_eval};
2991	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3351	*$fun = $safe_hole->wrap ($cb);
2992	}	3352	}
2993		3353
2994	=back	3354	=back
2995		3355
2996	=cut	3356	=cut
…		…
3005	# for this (global event?)	3365	# for this (global event?)
3006	%ext::player_env::MUSIC_FACE_CACHE = ();	3366	%ext::player_env::MUSIC_FACE_CACHE = ();
3007		3367
3008	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3368	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3009		3369
3010	warn "loading facedata from $path\n";	3370	trace "loading facedata from $path\n";
3011		3371
3012	my $facedata;	3372	my $facedata;
3013	0 < aio_load $path, $facedata	3373	0 < aio_load $path, $facedata
3014	or die "$path: $!";	3374	or die "$path: $!";
3015		3375
…		…
3017		3377
3018	$facedata->{version} == 2	3378	$facedata->{version} == 2
3019	or cf::cleanup "$path: version mismatch, cannot proceed.";	3379	or cf::cleanup "$path: version mismatch, cannot proceed.";
3020		3380
3021	# 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]);
3022	$facedata->{resource}{"res/exp_table"} = {	3383	$facedata->{resource}{"res/exp_table"} = {
3023	type => FT_RSRC,	3384	type => FT_RSRC,
3024	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),
3025	};	3387	};
3026	cf::cede_to_tick;	3388	cf::cede_to_tick;
3027		3389
3028	{	3390	{
3029	my $faces = $facedata->{faceinfo};	3391	my $faces = $facedata->{faceinfo};
3030		3392
3031	while (my ($face, $info) = each %$faces) {	3393	while (my ($face, $info) = each %$faces) {
3032	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3394	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3395
3033	cf::face::set_visibility $idx, $info->{visibility};	3396	cf::face::set_visibility $idx, $info->{visibility};
3034	cf::face::set_magicmap $idx, $info->{magicmap};	3397	cf::face::set_magicmap $idx, $info->{magicmap};
3035	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3398	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3036	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3399	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3037		3400
3038	cf::cede_to_tick;	3401	cf::cede_to_tick;
3039	}	3402	}
3040		3403
3041	while (my ($face, $info) = each %$faces) {	3404	while (my ($face, $info) = each %$faces) {
3042	next unless $info->{smooth};	3405	next unless $info->{smooth};
		3406
3043	my $idx = cf::face::find $face	3407	my $idx = cf::face::find $face
3044	or next;	3408	or next;
		3409
3045	if (my $smooth = cf::face::find $info->{smooth}) {	3410	if (my $smooth = cf::face::find $info->{smooth}) {
3046	cf::face::set_smooth $idx, $smooth;	3411	cf::face::set_smooth $idx, $smooth;
3047	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3412	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3048	} else {	3413	} else {
3049	warn "smooth face '$info->{smooth}' not found for face '$face'";	3414	error "smooth face '$info->{smooth}' not found for face '$face'";
3050	}	3415	}
3051		3416
3052	cf::cede_to_tick;	3417	cf::cede_to_tick;
3053	}	3418	}
3054	}	3419	}
…		…
3063		3428
3064	cf::anim::invalidate_all; # d'oh	3429	cf::anim::invalidate_all; # d'oh
3065	}	3430	}
3066		3431
3067	{	3432	{
3068	# TODO: for gcfclient pleasure, we should give resources
3069	# that gcfclient doesn't grok a >10000 face index.
3070	my $res = $facedata->{resource};	3433	my $res = $facedata->{resource};
3071		3434
3072	my $soundconf = delete $res->{"res/sound.conf"};
3073
3074	while (my ($name, $info) = each %$res) {	3435	while (my ($name, $info) = each %$res) {
		3436	if (defined $info->{type}) {
3075	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3437	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3076	my $data;
3077		3438
3078	if ($info->{type} & 1) {	3439	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3079	# prepend meta info	3440	cf::face::set_type $idx, $info->{type};
3080
3081	my $meta = $enc->encode ({
3082	name => $name,
3083	%{ $info->{meta} || {} },
3084	});
3085
3086	$data = pack "(w/a*)*", $meta, $info->{data};
3087	} else {	3441	} else {
3088	$data = $info->{data};	3442	$RESOURCE{$name} = $info; # unused
3089	}	3443	}
3090		3444
3091	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3092	cf::face::set_type $idx, $info->{type};
3093
3094	cf::cede_to_tick;	3445	cf::cede_to_tick;
3095	}	3446	}
3096
3097	if ($soundconf) {
3098	$soundconf = $enc->decode (delete $soundconf->{data});
3099
3100	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3101	my $sound = $soundconf->{compat}[$_]
3102	or next;
3103
3104	my $face = cf::face::find "sound/$sound->[1]";
3105	cf::sound::set $sound->[0] => $face;
3106	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3107	}
3108
3109	while (my ($k, $v) = each %{$soundconf->{event}}) {
3110	my $face = cf::face::find "sound/$v";
3111	cf::sound::set $k => $face;
3112	}
3113	}
3114	}	3447	}
		3448
		3449	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3115		3450
3116	1	3451	1
3117	}	3452	}
3118		3453
3119	register_exticmd fx_want => sub {	3454	register_exticmd fx_want => sub {
…		…
3121		3456
3122	while (my ($k, $v) = each %$want) {	3457	while (my ($k, $v) = each %$want) {
3123	$ns->fx_want ($k, $v);	3458	$ns->fx_want ($k, $v);
3124	}	3459	}
3125	};	3460	};
		3461
		3462	sub load_resource_file($) {
		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	$status
		3470	}
3126		3471
3127	sub reload_regions {	3472	sub reload_regions {
3128	# HACK to clear player env face cache, we need some signal framework	3473	# HACK to clear player env face cache, we need some signal framework
3129	# for this (global event?)	3474	# for this (global event?)
3130	%ext::player_env::MUSIC_FACE_CACHE = ();	3475	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3144	}	3489	}
3145		3490
3146	sub reload_archetypes {	3491	sub reload_archetypes {
3147	load_resource_file "$DATADIR/archetypes"	3492	load_resource_file "$DATADIR/archetypes"
3148	or die "unable to load archetypes\n";	3493	or die "unable to load archetypes\n";
3149	#d# NEED to laod twice to resolve forward references
3150	# this really needs to be done in an extra post-pass
3151	# (which needs to be synchronous, so solve it differently)
3152	load_resource_file "$DATADIR/archetypes"
3153	or die "unable to load archetypes\n";
3154	}	3494	}
3155		3495
3156	sub reload_treasures {	3496	sub reload_treasures {
3157	load_resource_file "$DATADIR/treasures"	3497	load_resource_file "$DATADIR/treasures"
3158	or die "unable to load treasurelists\n";	3498	or die "unable to load treasurelists\n";
3159	}	3499	}
3160		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
3161	sub reload_resources {	3524	sub reload_resources {
3162	warn "reloading resource files...\n";	3525	trace "reloading resource files...\n";
3163		3526
		3527	reload_facedata;
		3528	reload_sound;
		3529	reload_archetypes;
3164	reload_regions;	3530	reload_regions;
3165	reload_facedata;
3166	#reload_archetypes;#d#
3167	reload_archetypes;
3168	reload_treasures;	3531	reload_treasures;
3169		3532
3170	warn "finished reloading resource files\n";	3533	trace "finished reloading resource files\n";
3171	}
3172
3173	sub init {
3174	reload_resources;
3175	}	3534	}
3176		3535
3177	sub reload_config {	3536	sub reload_config {
		3537	trace "reloading config file...\n";
		3538
3178	open my $fh, "<:utf8", "$CONFDIR/config"	3539	open my $fh, "<:utf8", "$CONFDIR/config"
3179	or return;	3540	or return;
3180		3541
3181	local $/;	3542	local $/;
3182	*CFG = YAML::Syck::Load <$fh>;	3543	*CFG = YAML::XS::Load scalar <$fh>;
3183		3544
3184	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3545	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3185		3546
3186	$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};
3187	$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};
3188		3549
3189	if (exists $CFG{mlockall}) {	3550	if (exists $CFG{mlockall}) {
…		…
3191	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3552	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3192	and die "WARNING: m(un)lockall failed: $!\n";	3553	and die "WARNING: m(un)lockall failed: $!\n";
3193	};	3554	};
3194	warn $@ if $@;	3555	warn $@ if $@;
3195	}	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;
3196	}	3587	}
3197		3588
3198	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
3199	# we must not ever block the main coroutine	3599	# we must not ever block the main coroutine
3200	local $Coro::idle = sub {	3600	local $Coro::idle = sub {
3201	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#
3202	(async {	3602	(async {
3203	$Coro::current->{desc} = "IDLE BUG HANDLER";	3603	$Coro::current->{desc} = "IDLE BUG HANDLER";
3204	Event::one_event;	3604	EV::loop EV::LOOP_ONESHOT;
3205	})->prio (Coro::PRIO_MAX);	3605	})->prio (Coro::PRIO_MAX);
3206	};	3606	};
3207		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;
3208	reload_config;	3620	reload_config;
3209	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
3210	load_extensions;	3631	load_extensions;
3211		3632
3212	$TICK_WATCHER->start;	3633	utime time, time, $RUNTIMEFILE;
3213	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;
3214	}	3646	}
3215		3647
3216	#############################################################################	3648	#############################################################################
3217	# initialisation and cleanup	3649	# initialisation and cleanup
3218		3650
3219	# install some emergency cleanup handlers	3651	# install some emergency cleanup handlers
3220	BEGIN {	3652	BEGIN {
		3653	our %SIGWATCHER = ();
3221	for my $signal (qw(INT HUP TERM)) {	3654	for my $signal (qw(INT HUP TERM)) {
3222	Event->signal (	3655	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3223	reentrant => 0,
3224	data => WF_AUTOCANCEL,
3225	signal => $signal,
3226	prio => 0,
3227	cb => sub {
3228	cf::cleanup "SIG$signal";	3656	cf::cleanup "SIG$signal";
3229	},
3230	);	3657	};
3231	}	3658	}
3232	}	3659	}
3233		3660
3234	sub write_runtime {	3661	sub write_runtime_sync {
3235	my $runtime = "$LOCALDIR/runtime";	3662	my $t0 = AE::time;
3236		3663
3237	# first touch the runtime file to show we are still running:	3664	# first touch the runtime file to show we are still running:
3238	# the fsync below can take a very very long time.	3665	# the fsync below can take a very very long time.
3239		3666
3240	IO::AIO::aio_utime $runtime, undef, undef;	3667	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3241		3668
3242	my $guard = cf::lock_acquire "write_runtime";	3669	my $guard = cf::lock_acquire "write_runtime";
3243		3670
3244	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3671	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3245	or return;	3672	or return;
3246		3673
3247	my $value = $cf::RUNTIME + 90 + 10;	3674	my $value = $cf::RUNTIME + 90 + 10;
3248	# 10 is the runtime save interval, for a monotonic clock	3675	# 10 is the runtime save interval, for a monotonic clock
3249	# 60 allows for the watchdog to kill the server.	3676	# 60 allows for the watchdog to kill the server.
…		…
3259	aio_utime $fh, undef, undef;	3686	aio_utime $fh, undef, undef;
3260		3687
3261	close $fh	3688	close $fh
3262	or return;	3689	or return;
3263		3690
3264	aio_rename "$runtime~", $runtime	3691	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3265	and return;	3692	and return;
3266		3693
3267	warn "runtime file written.\n";	3694	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3268		3695
3269	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 };
3270	}	3747	}
3271		3748
3272	sub emergency_save() {	3749	sub emergency_save() {
3273	my $freeze_guard = cf::freeze_mainloop;	3750	my $freeze_guard = cf::freeze_mainloop;
3274		3751
3275	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;
3276		3758
3277	cf::sync_job {	3759	cf::sync_job {
		3760	cf::write_runtime_sync; # external watchdog should not bark
		3761
3278	# use a peculiar iteration method to avoid tripping on perl	3762	# use a peculiar iteration method to avoid tripping on perl
3279	# refcount bugs in for. also avoids problems with players	3763	# refcount bugs in for. also avoids problems with players
3280	# and maps saved/destroyed asynchronously.	3764	# and maps saved/destroyed asynchronously.
3281	warn "begin emergency player save\n";	3765	info "emergency_perl_save: begin player save\n";
3282	for my $login (keys %cf::PLAYER) {	3766	for my $login (keys %cf::PLAYER) {
3283	my $pl = $cf::PLAYER{$login} or next;	3767	my $pl = $cf::PLAYER{$login} or next;
3284	$pl->valid or next;	3768	$pl->valid or next;
3285	delete $pl->{unclean_save};	3769	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3286	$pl->save;	3770	$pl->save;
3287	}	3771	}
3288	warn "end emergency player save\n";	3772	info "emergency_perl_save: end player save\n";
3289		3773
3290	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";
3291	for my $path (keys %cf::MAP) {	3777	for my $path (keys %cf::MAP) {
3292	my $map = $cf::MAP{$path} or next;	3778	my $map = $cf::MAP{$path} or next;
3293	$map->valid or next;	3779	$map->valid or next;
3294	$map->save;	3780	$map->save;
3295	}	3781	}
3296	warn "end emergency map save\n";	3782	info "emergency_perl_save: end map save\n";
3297		3783
3298	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";
3299	BDB::db_env_txn_checkpoint $DB_ENV;	3787	BDB::db_env_txn_checkpoint $DB_ENV;
3300	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 $DB_ENV;
		3798
		3799	info "emergency_perl_save: starting sync\n";
		3800	IO::AIO::aio_sync sub {
		3801	info "emergency_perl_save: finished sync\n";
		3802	};
		3803
		3804	cf::write_runtime_sync; # external watchdog should not bark
		3805
		3806	trace "emergency_perl_save: flushing outstanding aio requests";
		3807	while (IO::AIO::nreqs || BDB::nreqs) {
		3808	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3809	}
		3810
		3811	cf::write_runtime_sync; # external watchdog should not bark
3301	};	3812	};
3302		3813
3303	warn "leave emergency perl save\n";	3814	info "emergency_perl_save: leave\n";
3304	}	3815	}
3305		3816
3306	sub post_cleanup {	3817	sub post_cleanup {
3307	my ($make_core) = @_;	3818	my ($make_core) = @_;
3308		3819
		3820	IO::AIO::flush;
		3821
3309	warn Carp::longmess "post_cleanup backtrace"	3822	error Carp::longmess "post_cleanup backtrace"
3310	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	}
3311	}	3852	}
3312		3853
3313	sub do_reload_perl() {	3854	sub do_reload_perl() {
3314	# can/must only be called in main	3855	# can/must only be called in main
3315	if ($Coro::current != $Coro::main) {	3856	if (in_main) {
3316	warn "can only reload from main coroutine";	3857	error "can only reload from main coroutine";
3317	return;	3858	return;
3318	}	3859	}
3319		3860
		3861	return if $RELOAD++;
		3862
		3863	my $t1 = AE::time;
		3864
		3865	while ($RELOAD) {
3320	warn "reloading...";	3866	info "reloading...";
3321		3867
3322	warn "entering sync_job";	3868	trace "entering sync_job";
3323		3869
3324	cf::sync_job {	3870	cf::sync_job {
3325	cf::write_runtime; # external watchdog should not bark
3326	cf::emergency_save;	3871	cf::emergency_save;
3327	cf::write_runtime; # external watchdog should not bark
3328		3872
3329	warn "syncing database to disk";
3330	BDB::db_env_txn_checkpoint $DB_ENV;
3331
3332	# if anything goes wrong in here, we should simply crash as we already saved
3333
3334	warn "cancelling all WF_AUTOCANCEL watchers";
3335	for (Event::all_watchers) {
3336	$_->cancel if $_->data & WF_AUTOCANCEL;
3337	}
3338
3339	warn "flushing outstanding aio requests";
3340	for (;;) {
3341	BDB::flush;
3342	IO::AIO::flush;
3343	Coro::cede;
3344	last unless IO::AIO::nreqs || BDB::nreqs;
3345	warn "iterate...";
3346	}
3347
3348	++$RELOAD;
3349
3350	warn "cancelling all extension coros";	3873	trace "cancelling all extension coros";
3351	$_->cancel for values %EXT_CORO;	3874	$_->cancel for values %EXT_CORO;
3352	%EXT_CORO = ();	3875	%EXT_CORO = ();
3353		3876
3354	warn "removing commands";	3877	trace "removing commands";
3355	%COMMAND = ();	3878	%COMMAND = ();
3356		3879
3357	warn "removing ext/exti commands";	3880	trace "removing ext/exti commands";
3358	%EXTCMD = ();	3881	%EXTCMD = ();
3359	%EXTICMD = ();	3882	%EXTICMD = ();
3360		3883
3361	warn "unloading/nuking all extensions";	3884	trace "unloading/nuking all extensions";
3362	for my $pkg (@EXTS) {	3885	for my $pkg (@EXTS) {
3363	warn "... unloading $pkg";	3886	trace "... unloading $pkg";
3364		3887
3365	if (my $cb = $pkg->can ("unload")) {	3888	if (my $cb = $pkg->can ("unload")) {
3366	eval {	3889	eval {
3367	$cb->($pkg);	3890	$cb->($pkg);
3368	1	3891	1
3369	} 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;
3370	}	3897	}
3371		3898
3372	warn "... nuking $pkg";
3373	Symbol::delete_package $pkg;
3374	}
3375
3376	warn "unloading all perl modules loaded from $LIBDIR";	3899	trace "unloading all perl modules loaded from $LIBDIR";
3377	while (my ($k, $v) = each %INC) {	3900	while (my ($k, $v) = each %INC) {
3378	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3901	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3379		3902
3380	warn "... unloading $k";	3903	trace "... unloading $k";
3381	delete $INC{$k};	3904	delete $INC{$k};
3382		3905
3383	$k =~ s/\.pm$//;	3906	$k =~ s/\.pm$//;
3384	$k =~ s/\//::/g;	3907	$k =~ s/\//::/g;
3385		3908
3386	if (my $cb = $k->can ("unload_module")) {	3909	if (my $cb = $k->can ("unload_module")) {
3387	$cb->();	3910	$cb->();
		3911	}
		3912
		3913	clear_package $k;
3388	}	3914	}
3389		3915
3390	Symbol::delete_package $k;
3391	}
3392
3393	warn "getting rid of safe::, as good as possible";	3916	trace "getting rid of safe::, as good as possible";
3394	Symbol::delete_package "safe::$_"	3917	clear_package "safe::$_"
3395	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);
3396		3919
3397	warn "unloading cf.pm \"a bit\"";	3920	trace "unloading cf.pm \"a bit\"";
3398	delete $INC{"cf.pm"};	3921	delete $INC{"cf.pm"};
3399	delete $INC{"cf/pod.pm"};	3922	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3400		3923
3401	# don't, removes xs symbols, too,	3924	# don't, removes xs symbols, too,
3402	# and global variables created in xs	3925	# and global variables created in xs
3403	#Symbol::delete_package __PACKAGE__;	3926	#clear_package __PACKAGE__;
3404		3927
3405	warn "unload completed, starting to reload now";	3928	info "unload completed, starting to reload now";
3406		3929
3407	warn "reloading cf.pm";	3930	trace "reloading cf.pm";
3408	require cf;	3931	require cf;
3409	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3932	cf::_connect_to_perl_1;
3410		3933
3411	warn "loading config and database again";	3934	trace "loading config and database again";
3412	cf::reload_config;	3935	cf::reload_config;
3413		3936
3414	warn "loading extensions";	3937	trace "loading extensions";
3415	cf::load_extensions;	3938	cf::load_extensions;
3416		3939
		3940	if ($REATTACH_ON_RELOAD) {
3417	warn "reattaching attachments to objects/players";	3941	trace "reattaching attachments to objects/players";
3418	_global_reattach; # objects, sockets	3942	_global_reattach; # objects, sockets
3419	warn "reattaching attachments to maps";	3943	trace "reattaching attachments to maps";
3420	reattach $_ for values %MAP;	3944	reattach $_ for values %MAP;
3421	warn "reattaching attachments to players";	3945	trace "reattaching attachments to players";
3422	reattach $_ for values %PLAYER;	3946	reattach $_ for values %PLAYER;
		3947	}
3423		3948
		3949	trace "running post_init jobs";
		3950	(pop @POST_INIT)->(1) while @POST_INIT;
		3951
3424	warn "leaving sync_job";	3952	trace "leaving sync_job";
3425		3953
3426	1	3954	1
3427	} or do {	3955	} or do {
3428	warn $@;	3956	error $@;
3429	warn "error while reloading, exiting.";	3957	cf::cleanup "error while reloading, exiting.";
3430	exit 1;	3958	};
		3959
		3960	info "reloaded";
		3961	--$RELOAD;
3431	};	3962	}
3432		3963
3433	warn "reloaded";	3964	$t1 = AE::time - $t1;
		3965	info "reload completed in ${t1}s\n";
3434	};	3966	};
3435		3967
3436	our $RELOAD_WATCHER; # used only during reload	3968	our $RELOAD_WATCHER; # used only during reload
3437		3969
3438	sub reload_perl() {	3970	sub reload_perl() {
3439	# doing reload synchronously and two reloads happen back-to-back,	3971	# doing reload synchronously and two reloads happen back-to-back,
3440	# coro crashes during coro_state_free->destroy here.	3972	# coro crashes during coro_state_free->destroy here.
3441		3973
3442	$RELOAD_WATCHER ||= Event->timer (	3974	$RELOAD_WATCHER ||= cf::async {
3443	reentrant => 0,	3975	Coro::AIO::aio_wait cache_extensions;
3444	after => 0,	3976
3445	data => WF_AUTOCANCEL,	3977	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3446	cb => sub {
3447	do_reload_perl;	3978	do_reload_perl;
3448	undef $RELOAD_WATCHER;	3979	undef $RELOAD_WATCHER;
3449	},	3980	};
3450	);	3981	};
3451	}	3982	}
3452		3983
3453	register_command "reload" => sub {	3984	register_command "reload" => sub {
3454	my ($who, $arg) = @_;	3985	my ($who, $arg) = @_;
3455		3986
…		…
3468		3999
3469	our @WAIT_FOR_TICK;	4000	our @WAIT_FOR_TICK;
3470	our @WAIT_FOR_TICK_BEGIN;	4001	our @WAIT_FOR_TICK_BEGIN;
3471		4002
3472	sub wait_for_tick {	4003	sub wait_for_tick {
3473	return unless $TICK_WATCHER->is_active;
3474	return if $Coro::current == $Coro::main;	4004	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3475		4005
3476	my $signal = new Coro::Signal;	4006	my $signal = new Coro::Signal;
3477	push @WAIT_FOR_TICK, $signal;	4007	push @WAIT_FOR_TICK, $signal;
3478	$signal->wait;	4008	$signal->wait;
3479	}	4009	}
3480		4010
3481	sub wait_for_tick_begin {	4011	sub wait_for_tick_begin {
3482	return unless $TICK_WATCHER->is_active;
3483	return if $Coro::current == $Coro::main;	4012	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3484		4013
3485	my $signal = new Coro::Signal;	4014	my $signal = new Coro::Signal;
3486	push @WAIT_FOR_TICK_BEGIN, $signal;	4015	push @WAIT_FOR_TICK_BEGIN, $signal;
3487	$signal->wait;	4016	$signal->wait;
3488	}	4017	}
3489		4018
3490	$TICK_WATCHER = Event->timer (	4019	sub tick {
3491	reentrant => 0,
3492	parked => 1,
3493	prio => 0,
3494	at => $NEXT_TICK || $TICK,
3495	data => WF_AUTOCANCEL,
3496	cb => sub {
3497	if ($Coro::current != $Coro::main) {	4020	if ($Coro::current != $Coro::main) {
3498	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4021	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3499	unless ++$bug_warning > 10;	4022	unless ++$bug_warning > 10;
3500	return;	4023	return;
3501	}	4024	}
3502		4025
3503	$NOW = $tick_start = Event::time;
3504
3505	cf::server_tick; # one server iteration	4026	cf::server_tick; # one server iteration
3506		4027
3507	$RUNTIME += $TICK;	4028	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3508	$NEXT_TICK += $TICK;
3509		4029
3510	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4030	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3511	$NEXT_RUNTIME_WRITE = $NOW + 10;	4031	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3512	Coro::async_pool {	4032	Coro::async_pool {
3513	$Coro::current->{desc} = "runtime saver";	4033	$Coro::current->{desc} = "runtime saver";
3514	write_runtime	4034	write_runtime_sync
3515	or warn "ERROR: unable to write runtime file: $!";	4035	or error "ERROR: unable to write runtime file: $!";
3516	};
3517	}	4036	};
		4037	}
3518		4038
3519	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4039	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3520	$sig->send;	4040	$sig->send;
3521	}	4041	}
3522	while (my $sig = shift @WAIT_FOR_TICK) {	4042	while (my $sig = shift @WAIT_FOR_TICK) {
3523	$sig->send;	4043	$sig->send;
3524	}	4044	}
3525		4045
3526	$NOW = Event::time;	4046	$LOAD = ($NOW - $TICK_START) / $TICK;
3527
3528	# if we are delayed by four ticks or more, skip them all
3529	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3530
3531	$TICK_WATCHER->at ($NEXT_TICK);
3532	$TICK_WATCHER->start;
3533
3534	$LOAD = ($NOW - $tick_start) / $TICK;
3535	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4047	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3536		4048
3537	_post_tick;	4049	if (0) {
		4050	if ($NEXT_TICK) {
		4051	my $jitter = $TICK_START - $NEXT_TICK;
		4052	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4053	debug "jitter $JITTER\n";#d#
		4054	}
3538	},	4055	}
3539	);	4056	}
3540		4057
3541	{	4058	{
		4059	# configure BDB
		4060
3542	BDB::min_parallel 8;	4061	BDB::min_parallel 16;
3543	BDB::max_poll_time $TICK * 0.1;	4062	BDB::max_poll_reqs $TICK * 0.1;
3544	$BDB_POLL_WATCHER = Event->io (	4063	$AnyEvent::BDB::WATCHER->priority (1);
3545	reentrant => 0,
3546	fd => BDB::poll_fileno,
3547	poll => 'r',
3548	prio => 0,
3549	data => WF_AUTOCANCEL,
3550	cb => \&BDB::poll_cb,
3551	);
3552
3553	BDB::set_sync_prepare {
3554	my $status;
3555	my $current = $Coro::current;
3556	(
3557	sub {
3558	$status = $!;
3559	$current->ready; undef $current;
3560	},
3561	sub {
3562	Coro::schedule while defined $current;
3563	$! = $status;
3564	},
3565	)
3566	};
3567		4064
3568	unless ($DB_ENV) {	4065	unless ($DB_ENV) {
3569	$DB_ENV = BDB::db_env_create;	4066	$DB_ENV = BDB::db_env_create;
3570	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4067	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3571	| BDB::LOG_AUTOREMOVE, 1);	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;
3572	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4070	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3573	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4071	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3574		4072
3575	cf::sync_job {	4073	cf::sync_job {
3576	eval {	4074	eval {
…		…
3586		4084
3587	cf::cleanup "db_env_open(db): $@" if $@;	4085	cf::cleanup "db_env_open(db): $@" if $@;
3588	};	4086	};
3589	}	4087	}
3590		4088
3591	$BDB_DEADLOCK_WATCHER = Event->timer (	4089	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3592	after => 3,
3593	interval => 1,
3594	hard => 1,
3595	prio => 0,
3596	data => WF_AUTOCANCEL,
3597	cb => sub {
3598	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	4090	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3599	},
3600	);	4091	};
3601	$BDB_CHECKPOINT_WATCHER = Event->timer (	4092	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3602	after => 11,
3603	interval => 60,
3604	hard => 1,
3605	prio => 0,
3606	data => WF_AUTOCANCEL,
3607	cb => sub {
3608	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4093	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3609	},
3610	);	4094	};
3611	$BDB_TRICKLE_WATCHER = Event->timer (	4095	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3612	after => 5,
3613	interval => 10,
3614	hard => 1,
3615	prio => 0,
3616	data => WF_AUTOCANCEL,
3617	cb => sub {
3618	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4096	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3619	},
3620	);	4097	};
3621	}	4098	}
3622		4099
3623	{	4100	{
		4101	# configure IO::AIO
		4102
3624	IO::AIO::min_parallel 8;	4103	IO::AIO::min_parallel 8;
3625
3626	undef $Coro::AIO::WATCHER;
3627	IO::AIO::max_poll_time $TICK * 0.1;	4104	IO::AIO::max_poll_time $TICK * 0.1;
3628	$AIO_POLL_WATCHER = Event->io (	4105	undef $AnyEvent::AIO::WATCHER;
3629	reentrant => 0,
3630	data => WF_AUTOCANCEL,
3631	fd => IO::AIO::poll_fileno,
3632	poll => 'r',
3633	prio => 0,
3634	cb => \&IO::AIO::poll_cb,
3635	);
3636	}	4106	}
3637		4107
3638	my $_log_backtrace;	4108	my $_log_backtrace;
3639		4109
3640	sub _log_backtrace {	4110	sub _log_backtrace {
…		…
3643	$msg =~ s/\n//;	4113	$msg =~ s/\n//;
3644		4114
3645	# limit the # of concurrent backtraces	4115	# limit the # of concurrent backtraces
3646	if ($_log_backtrace < 2) {	4116	if ($_log_backtrace < 2) {
3647	++$_log_backtrace;	4117	++$_log_backtrace;
		4118	my $perl_bt = Carp::longmess $msg;
3648	async {	4119	async {
3649	$Coro::current->{desc} = "abt $msg";	4120	$Coro::current->{desc} = "abt $msg";
3650		4121
3651	my @bt = fork_call {	4122	my @bt = fork_call {
3652	@addr = map { sprintf "%x", $_ } @addr;	4123	@addr = map { sprintf "%x", $_ } @addr;
…		…
3663	}	4134	}
3664		4135
3665	@funcs	4136	@funcs
3666	};	4137	};
3667		4138
3668	LOG llevInfo, "[ABT] $msg\n";	4139	LOG llevInfo, "[ABT] $perl_bt\n";
		4140	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3669	LOG llevInfo, "[ABT] $_\n" for @bt;	4141	LOG llevInfo, "[ABT] $_\n" for @bt;
3670	--$_log_backtrace;	4142	--$_log_backtrace;
3671	};	4143	};
3672	} else {	4144	} else {
3673	LOG llevInfo, "[ABT] $msg\n";	4145	LOG llevInfo, "[ABT] $msg\n";
3674	LOG llevInfo, "[ABT] [suppressed]\n";	4146	LOG llevInfo, "[ABT] [suppressed]\n";
3675	}	4147	}
3676	}	4148	}
3677		4149
3678	# load additional modules	4150	# load additional modules
3679	use cf::pod;	4151	require "cf/$_.pm" for @EXTRA_MODULES;
		4152	cf::_connect_to_perl_2;
3680		4153
3681	END { cf::emergency_save }	4154	END { cf::emergency_save }
3682		4155
3683	1	4156	1
3684		4157

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