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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.388 by root, Thu Oct 18 02:56:13 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 Event;	30	use EV;
10	use Opcode;	31	use Opcode;
11	use Safe;	32	use Safe;
12	use Safe::Hole;	33	use Safe::Hole;
13	use Storable ();	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, 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	if (Coro::nready) {	542	if (Coro::nready) {
450	Coro::cede_notself;	543	Coro::cede_notself;
451	} else {	544	} else {
452	Event::one_event;	545	EV::loop EV::LOOP_ONESHOT;
453	}	546	}
454	}	547	}
455		548
456	$time = Event::time - $time;	549	my $time = AE::time - $time;
457		550
458	LOG llevError | logBacktrace, Carp::longmess "long sync job"
459	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
460
461	$tick_start += $time; # do not account sync jobs to server load	551	$TICK_START += $time; # do not account sync jobs to server load
462		552
463	wantarray ? @res : $res[0]	553	wantarray ? @res : $res[0]
464	} else {	554	} else {
465	# we are in another coroutine, how wonderful, everything just works	555	# we are in another coroutine, how wonderful, everything just works
466		556
…		…
491	=item fork_call { }, $args	581	=item fork_call { }, $args
492		582
493	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
494	process, returning the results. Everything must be serialisable with	584	process, returning the results. Everything must be serialisable with
495	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
496	never block itself or use any form of Event handling.	586	never block itself or use any form of event handling.
497		587
498	=cut	588	=cut
499		589
500	sub fork_call(&@) {	590	sub fork_call(&@) {
501	my ($cb, @args) = @_;	591	my ($cb, @args) = @_;
…		…
510	}, @args;	600	}, @args;
511		601
512	wantarray ? @res : $res[-1]	602	wantarray ? @res : $res[-1]
513	}	603	}
514		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
515	=item $value = cf::db_get $family => $key	643	=item $value = cf::db_get $family => $key
516		644
517	Returns a single value from the environment database.	645	Returns a single value from the environment database.
518		646
519	=item cf::db_put $family => $key => $value	647	=item cf::db_put $family => $key => $value
…		…
527	within each server.	655	within each server.
528		656
529	=cut	657	=cut
530		658
531	sub db_table($) {	659	sub db_table($) {
		660	cf::error "db_get called from main context"
		661	if $Coro::current == $Coro::main;
		662
532	my ($name) = @_;	663	my ($name) = @_;
533	my $db = BDB::db_create $DB_ENV;	664	my $db = BDB::db_create $DB_ENV;
534		665
535	eval {	666	eval {
536	$db->set_flags (BDB::CHKSUM);	667	$db->set_flags (BDB::CHKSUM);
…		…
546	}	677	}
547		678
548	our $DB;	679	our $DB;
549		680
550	sub db_init {	681	sub db_init {
551	cf::sync_job {
552	$DB ||= db_table "db";	682	$DB ||= db_table "db";
553	};
554	}	683	}
555		684
556	sub db_get($$) {	685	sub db_get($$) {
557	my $key = "$_[0]/$_[1]";	686	my $key = "$_[0]/$_[1]";
558		687
559	cf::sync_job {	688	cf::error "db_get called from main context"
		689	if $Coro::current == $Coro::main;
		690
560	BDB::db_get $DB, undef, $key, my $data;	691	BDB::db_get $DB, undef, $key, my $data;
561		692
562	$! ? ()	693	$! ? ()
563	: $data	694	: $data
564	}
565	}	695	}
566		696
567	sub db_put($$$) {	697	sub db_put($$$) {
568	BDB::dbreq_pri 4;	698	BDB::dbreq_pri 4;
569	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	699	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
625		755
626	my $t1 = Time::HiRes::time;	756	my $t1 = Time::HiRes::time;
627	my $data = $process->(\@data);	757	my $data = $process->(\@data);
628	my $t2 = Time::HiRes::time;	758	my $t2 = Time::HiRes::time;
629		759
630	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	760	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
631		761
632	db_put cache => "$id/data", $data;	762	db_put cache => "$id/data", $data;
633	db_put cache => "$id/md5" , $md5;	763	db_put cache => "$id/md5" , $md5;
634	db_put cache => "$id/meta", $meta;	764	db_put cache => "$id/meta", $meta;
635		765
…		…
645		775
646	=cut	776	=cut
647		777
648	sub datalog($@) {	778	sub datalog($@) {
649	my ($type, %kv) = @_;	779	my ($type, %kv) = @_;
650	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	780	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
651	}	781	}
652		782
653	=back	783	=back
654		784
655	=cut	785	=cut
656		786
657	#############################################################################	787	#############################################################################
658		788
659	=head2 ATTACHABLE OBJECTS	789	=head2 ATTACHABLE OBJECTS
660		790
661	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
662	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")
663	to it. All such attachable objects support the following methods.	793	to it. All such attachable objects support the following methods.
664		794
665	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>
666	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
667	Crossfire TRT).	797	Deliantra).
668		798
669	=over 4	799	=over 4
670		800
671	=item $attachable->attach ($attachment, key => $value...)	801	=item $attachable->attach ($attachment, key => $value...)
672		802
…		…
716	=item cf::CLASS::attachment $name, ...	846	=item cf::CLASS::attachment $name, ...
717		847
718	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
719	given CLASS can refer to this attachment.	849	given CLASS can refer to this attachment.
720		850
721	Some classes such as crossfire maps and objects can specify attachments	851	Some classes such as deliantra maps and objects can specify attachments
722	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.
723		853
724	These calls expect any number of the following handler/hook descriptions:	854	These calls expect any number of the following handler/hook descriptions:
725		855
726	=over 4	856	=over 4
…		…
850		980
851	} elsif (exists $cb_id{$type}) {	981	} elsif (exists $cb_id{$type}) {
852	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	982	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
853		983
854	} elsif (ref $type) {	984	} elsif (ref $type) {
855	warn "attaching objects not supported, ignoring.\n";	985	error "attaching objects not supported, ignoring.\n";
856		986
857	} else {	987	} else {
858	shift @arg;	988	shift @arg;
859	warn "attach argument '$type' not supported, ignoring.\n";	989	error "attach argument '$type' not supported, ignoring.\n";
860	}	990	}
861	}	991	}
862	}	992	}
863		993
864	sub _object_attach {	994	sub _object_attach {
…		…
874	_attach $registry, $klass, @attach;	1004	_attach $registry, $klass, @attach;
875	}	1005	}
876		1006
877	$obj->{$name} = \%arg;	1007	$obj->{$name} = \%arg;
878	} else {	1008	} else {
879	warn "object uses attachment '$name' which is not available, postponing.\n";	1009	info "object uses attachment '$name' which is not available, postponing.\n";
880	}	1010	}
881		1011
882	$obj->{_attachment}{$name} = undef;	1012	$obj->{_attachment}{$name} = undef;
883	}	1013	}
884		1014
…		…
943		1073
944	for (@$callbacks) {	1074	for (@$callbacks) {
945	eval { &{$_->[1]} };	1075	eval { &{$_->[1]} };
946		1076
947	if ($@) {	1077	if ($@) {
948	warn "$@";
949	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1078	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
950	override;	1079	override;
951	}	1080	}
952		1081
953	return 1 if $override;	1082	return 1 if $override;
954	}	1083	}
955		1084
956	0	1085	0
957	}	1086	}
958		1087
959	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1088	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
960		1089
961	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1090	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
962		1091
963	Generate an object-specific event with the given arguments.	1092	Generate an object-specific event with the given arguments.
964		1093
…		…
1017		1146
1018	sub reattach {	1147	sub reattach {
1019	# basically do the same as instantiate, without calling instantiate	1148	# basically do the same as instantiate, without calling instantiate
1020	my ($obj) = @_;	1149	my ($obj) = @_;
1021		1150
		1151	# no longer needed after getting rid of delete_package?
1022	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
1023		1153
1024	my $registry = $obj->registry;	1154	my $registry = $obj->registry;
1025		1155
1026	@$registry = ();	1156	@$registry = ();
1027		1157
…		…
1032	for (@$attach) {	1162	for (@$attach) {
1033	my ($klass, @attach) = @$_;	1163	my ($klass, @attach) = @$_;
1034	_attach $registry, $klass, @attach;	1164	_attach $registry, $klass, @attach;
1035	}	1165	}
1036	} else {	1166	} else {
1037	warn "object uses attachment '$name' that is not available, postponing.\n";	1167	info "object uses attachment '$name' that is not available, postponing.\n";
1038	}	1168	}
1039	}	1169	}
1040	}	1170	}
1041		1171
1042	cf::attachable->attach (	1172	cf::attachable->attach (
1043	prio => -1000000,	1173	prio => -1000000,
1044	on_instantiate => sub {	1174	on_instantiate => sub {
1045	my ($obj, $data) = @_;	1175	my ($obj, $data) = @_;
1046		1176
1047	$data = from_json $data;	1177	$data = decode_json $data;
1048		1178
1049	for (@$data) {	1179	for (@$data) {
1050	my ($name, $args) = @$_;	1180	my ($name, $args) = @$_;
1051		1181
1052	$obj->attach ($name, %{$args || {} });	1182	$obj->attach ($name, %{$args || {} });
…		…
1069	my ($filename, $rdata, $objs) = @_;	1199	my ($filename, $rdata, $objs) = @_;
1070		1200
1071	sync_job {	1201	sync_job {
1072	if (length $$rdata) {	1202	if (length $$rdata) {
1073	utf8::decode (my $decname = $filename);	1203	utf8::decode (my $decname = $filename);
1074	warn sprintf "saving %s (%d,%d)\n",	1204	trace sprintf "saving %s (%d,%d)\n",
1075	$decname, length $$rdata, scalar @$objs;	1205	$decname, length $$rdata, scalar @$objs
		1206	if $VERBOSE_IO;
1076		1207
1077	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1208	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1078	chmod SAVE_MODE, $fh;	1209	aio_chmod $fh, SAVE_MODE;
1079	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1210	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1080	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	}
1081	close $fh;	1215	aio_close $fh;
1082		1216
1083	if (@$objs) {	1217	if (@$objs) {
1084	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) {
1085	chmod SAVE_MODE, $fh;	1219	aio_chmod $fh, SAVE_MODE;
1086	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1220	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1087	aio_write $fh, 0, (length $data), $data, 0;	1221	aio_write $fh, 0, (length $data), $data, 0;
1088	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	}
1089	close $fh;	1226	aio_close $fh;
1090	aio_rename "$filename.pst~", "$filename.pst";	1227	aio_rename "$filename.pst~", "$filename.pst";
1091	}	1228	}
1092	} else {	1229	} else {
1093	aio_unlink "$filename.pst";	1230	aio_unlink "$filename.pst";
1094	}	1231	}
1095		1232
1096	aio_rename "$filename~", $filename;	1233	aio_rename "$filename~", $filename;
		1234
		1235	$filename =~ s%/[^/]+$%%;
		1236	aio_pathsync $filename if $cf::USE_FSYNC;
1097	} else {	1237	} else {
1098	warn "FATAL: $filename~: $!\n";	1238	error "unable to save objects: $filename~: $!\n";
1099	}	1239	}
1100	} else {	1240	} else {
1101	aio_unlink $filename;	1241	aio_unlink $filename;
1102	aio_unlink "$filename.pst";	1242	aio_unlink "$filename.pst";
1103	}	1243	}
…		…
1127	my $st = eval { Coro::Storable::thaw $av };	1267	my $st = eval { Coro::Storable::thaw $av };
1128	$av = $st->{objs};	1268	$av = $st->{objs};
1129	}	1269	}
1130		1270
1131	utf8::decode (my $decname = $filename);	1271	utf8::decode (my $decname = $filename);
1132	warn sprintf "loading %s (%d,%d)\n",	1272	trace sprintf "loading %s (%d,%d)\n",
1133	$decname, length $data, scalar @{$av || []};	1273	$decname, length $data, scalar @{$av || []}
		1274	if $VERBOSE_IO;
1134		1275
1135	($data, $av)	1276	($data, $av)
1136	}	1277	}
1137		1278
1138	=head2 COMMAND CALLBACKS	1279	=head2 COMMAND CALLBACKS
…		…
1194	my ($name, $cb) = @_;	1335	my ($name, $cb) = @_;
1195		1336
1196	$EXTICMD{$name} = $cb;	1337	$EXTICMD{$name} = $cb;
1197	}	1338	}
1198		1339
		1340	use File::Glob ();
		1341
1199	cf::player->attach (	1342	cf::player->attach (
1200	on_command => sub {	1343	on_unknown_command => sub {
1201	my ($pl, $name, $params) = @_;	1344	my ($pl, $name, $params) = @_;
1202		1345
1203	my $cb = $COMMAND{$name}	1346	my $cb = $COMMAND{$name}
1204	or return;	1347	or return;
1205		1348
…		…
1228		1371
1229	$pl->ext_reply ($reply, @reply)	1372	$pl->ext_reply ($reply, @reply)
1230	if $reply;	1373	if $reply;
1231		1374
1232	} else {	1375	} else {
1233	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1376	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1234	}	1377	}
1235		1378
1236	cf::override;	1379	cf::override;
1237	},	1380	},
1238	);	1381	);
1239		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
1240	sub load_extensions {	1396	sub load_extensions {
		1397	info "loading extensions...";
		1398
1241	cf::sync_job {	1399	cf::sync_job {
1242	my %todo;	1400	my %todo;
1243		1401
1244	for my $path (<$LIBDIR/*.ext>) {	1402	for my $path (<$LIBDIR/*.ext>) {
1245	next unless -r $path;	1403	next unless -r $path;
…		…
1263		1421
1264	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1422	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1265	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1423	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1266		1424
1267	$ext{source} =	1425	$ext{source} =
1268	"package $pkg; use strict; use utf8;\n"	1426	"package $pkg; use common::sense;\n"
1269	. "#line 1 \"$path\"\n{\n"	1427	. "#line 1 \"$path\"\n{\n"
1270	. $source	1428	. $source
1271	. "\n};\n1";	1429	. "\n};\n1";
1272		1430
1273	$todo{$base} = \%ext;	1431	$todo{$base} = \%ext;
1274	}	1432	}
1275		1433
		1434	my $pass = 0;
1276	my %done;	1435	my %done;
1277	while (%todo) {	1436	while (%todo) {
1278	my $progress;	1437	my $progress;
1279		1438
		1439	++$pass;
		1440
		1441	ext:
1280	while (my ($k, $v) = each %todo) {	1442	while (my ($k, $v) = each %todo) {
1281	for (split /,\s*/, $v->{meta}{depends}) {	1443	for (split /,\s*/, $v->{meta}{depends}) {
1282	goto skip	1444	next ext
1283	unless exists $done{$_};	1445	unless exists $done{$_};
1284	}	1446	}
1285		1447
1286	warn "... loading '$k' into '$v->{pkg}'\n";	1448	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1287		1449
1288	unless (eval $v->{source}) {	1450	my $active = eval $v->{source};
		1451
		1452	if (length $@) {
1289	my $msg = $@ ? "$v->{path}: $@\n"	1453	error "$v->{path}: $@\n";
1290	: "$v->{base}: extension inactive.\n";	1454	undef $@; # work around perl 5.10.0 utf-8 caching bug
1291		1455
		1456	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1292	if (exists $v->{meta}{mandatory}) {	1457	if exists $v->{meta}{mandatory};
1293	warn $msg;	1458
1294	warn "mandatory extension failed to load, exiting.\n";	1459	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1295	exit 1;	1460	delete $todo{$k};
1296	}	1461	} else {
1297		1462	$done{$k} = delete $todo{$k};
1298	warn $msg;	1463	push @EXTS, $v->{pkg};
		1464	$progress = 1;
		1465
		1466	info "$v->{base}: extension inactive.\n"
		1467	unless $active;
1299	}	1468	}
1300
1301	$done{$k} = delete $todo{$k};
1302	push @EXTS, $v->{pkg};
1303	$progress = 1;
1304	}	1469	}
1305		1470
1306	skip:	1471	unless ($progress) {
1307	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1472	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1308	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	}
1309	}	1479	}
1310	};	1480	};
1311	}	1481	}
1312		1482
1313	#############################################################################	1483	#############################################################################
1314		1484
1315	=back	1485	=back
1316		1486
1317	=head2 CORE EXTENSIONS	1487	=head2 CORE EXTENSIONS
1318		1488
1319	Functions and methods that extend core crossfire objects.	1489	Functions and methods that extend core deliantra objects.
1320		1490
1321	=cut	1491	=cut
1322		1492
1323	package cf::player;	1493	package cf::player;
1324		1494
…		…
1367		1537
1368	sub exists($) {	1538	sub exists($) {
1369	my ($login) = @_;	1539	my ($login) = @_;
1370		1540
1371	$cf::PLAYER{$login}	1541	$cf::PLAYER{$login}
1372	or cf::sync_job { !aio_stat path $login }	1542	or !aio_stat path $login
1373	}	1543	}
1374		1544
1375	sub find($) {	1545	sub find($) {
1376	return $cf::PLAYER{$_[0]} || do {	1546	return $cf::PLAYER{$_[0]} || do {
1377	my $login = $_[0];	1547	my $login = $_[0];
…		…
1389	my $f = new_from_file cf::object::thawer path $login	1559	my $f = new_from_file cf::object::thawer path $login
1390	or return;	1560	or return;
1391		1561
1392	my $pl = cf::player::load_pl $f	1562	my $pl = cf::player::load_pl $f
1393	or return;	1563	or return;
		1564
1394	local $cf::PLAYER_LOADING{$login} = $pl;	1565	local $cf::PLAYER_LOADING{$login} = $pl;
1395	$f->resolve_delayed_derefs;	1566	$f->resolve_delayed_derefs;
1396	$cf::PLAYER{$login} = $pl	1567	$cf::PLAYER{$login} = $pl
1397	}	1568	}
1398	}	1569	}
1399	}	1570	}
1400		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
1401	sub save($) {	1585	sub save($) {
1402	my ($pl) = @_;	1586	my ($pl) = @_;
1403		1587
1404	return if $pl->{deny_save};	1588	return if $pl->{deny_save};
1405		1589
…		…
1408		1592
1409	return if $pl->{deny_save};	1593	return if $pl->{deny_save};
1410		1594
1411	aio_mkdir playerdir $pl, 0770;	1595	aio_mkdir playerdir $pl, 0770;
1412	$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];
1413		1602
1414	$pl->save_pl ($path);	1603	$pl->save_pl ($path);
1415	cf::cede_to_tick;	1604	cf::cede_to_tick;
1416	}	1605	}
1417		1606
…		…
1449	my ($pl) = @_;	1638	my ($pl) = @_;
1450		1639
1451	my $name = $pl->ob->name;	1640	my $name = $pl->ob->name;
1452		1641
1453	$pl->{deny_save} = 1;	1642	$pl->{deny_save} = 1;
1454	$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
1455		1644
1456	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1645	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1457	$pl->deactivate;	1646	$pl->deactivate;
		1647	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1458	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1648	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1459	$pl->ns->destroy if $pl->ns;	1649	$pl->ns->destroy if $pl->ns;
1460		1650
1461	my $path = playerdir $pl;	1651	my $path = playerdir $pl;
1462	my $temp = "$path~$cf::RUNTIME~deleting~";	1652	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1501		1691
1502	for my $login (@$dirs) {	1692	for my $login (@$dirs) {
1503	my $path = path $login;	1693	my $path = path $login;
1504		1694
1505	# a .pst is a dead give-away for a valid player	1695	# a .pst is a dead give-away for a valid player
1506	unless (-e "$path.pst") {	1696	# if no pst file found, open and chekc for blocked users
		1697	if (aio_stat "$path.pst") {
1507	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1698	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1508	aio_read $fh, 0, 512, my $buf, 0 or next;	1699	aio_read $fh, 0, 512, my $buf, 0 or next;
1509	$buf !~ /^password -------------$/m or next; # official not-valid tag	1700	$buf !~ /^password -------------$/m or next; # official not-valid tag
1510	}	1701	}
1511		1702
…		…
1515		1706
1516	\@logins	1707	\@logins
1517	}	1708	}
1518		1709
1519	=item $player->maps	1710	=item $player->maps
		1711
		1712	=item cf::player::maps $login
1520		1713
1521	Returns an arrayref of map paths that are private for this	1714	Returns an arrayref of map paths that are private for this
1522	player. May block.	1715	player. May block.
1523		1716
1524	=cut	1717	=cut
…		…
1542	}	1735	}
1543		1736
1544	\@paths	1737	\@paths
1545	}	1738	}
1546		1739
1547	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1740	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1548		1741
1549	Expand crossfire pod fragments into protocol xml.	1742	Expand deliantra pod fragments into protocol xml.
1550
1551	=cut
1552
1553	sub expand_cfpod {
1554	((my $self), (local $_)) = @_;
1555
1556	# escape & and <
1557	s/&/&amp;/g;
1558	s/(?<![BIUGHT])</&lt;/g;
1559
1560	# this is buggy, it needs to properly take care of nested <'s
1561
1562	1 while
1563	# replace B<>, I<>, U<> etc.
1564	s/B<([^\>]*)>/<b>$1<\/b>/
1565	|| s/I<([^\>]*)>/<i>$1<\/i>/
1566	|| s/U<([^\>]*)>/<u>$1<\/u>/
1567	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1568	# replace G<male|female> tags
1569	|| s{G<([^>|]*)\|([^>]*)>}{
1570	$self->gender ? $2 : $1
1571	}ge
1572	# replace H<hint text>
1573	|| s{H<([^\>]*)>}
1574	{
1575	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1576	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1577	"")
1578	[$self->{hintmode}]
1579	}ge;
1580
1581	# create single paragraphs (very hackish)
1582	s/(?<=\S)\n(?=\w)/ /g;
1583
1584	# compress some whitespace
1585	s/\s+\n/\n/g; # ws line-ends
1586	s/\n\n+/\n/g; # double lines
1587	s/^\n+//; # beginning lines
1588	s/\n+$//; # ending lines
1589
1590	$_
1591	}
1592
1593	sub hintmode {
1594	$_[0]{hintmode} = $_[1] if @_ > 1;
1595	$_[0]{hintmode}
1596	}
1597		1743
1598	=item $player->ext_reply ($msgid, @msg)	1744	=item $player->ext_reply ($msgid, @msg)
1599		1745
1600	Sends an ext reply to the player.	1746	Sends an ext reply to the player.
1601		1747
…		…
1633		1779
1634	=cut	1780	=cut
1635		1781
1636	sub find_by_path($) {	1782	sub find_by_path($) {
1637	my ($path) = @_;	1783	my ($path) = @_;
		1784
		1785	$path =~ s/^~[^\/]*//; # skip ~login
1638		1786
1639	my ($match, $specificity);	1787	my ($match, $specificity);
1640		1788
1641	for my $region (list) {	1789	for my $region (list) {
1642	if ($region->{match} && $path =~ $region->{match}) {	1790	if ($region->{match} && $path =~ $region->{match}) {
…		…
1668	our $MAX_RESET = 3600;	1816	our $MAX_RESET = 3600;
1669	our $DEFAULT_RESET = 3000;	1817	our $DEFAULT_RESET = 3000;
1670		1818
1671	sub generate_random_map {	1819	sub generate_random_map {
1672	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
1673	# mit "rum" bekleckern, nicht	1824	# mit "rum" bekleckern, nicht
1674	$self->_create_random_map (	1825	$self->_create_random_map (
1675	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1826	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1676	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1827	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1677	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1828	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1678	$rmp->{exit_on_final_map},	1829	$rmp->{exit_on_final_map},
1679	$rmp->{xsize}, $rmp->{ysize},	1830	$rmp->{xsize}, $rmp->{ysize},
1680	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1831	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1681	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1832	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1696		1847
1697	sub register {	1848	sub register {
1698	my (undef, $regex, $prio) = @_;	1849	my (undef, $regex, $prio) = @_;
1699	my $pkg = caller;	1850	my $pkg = caller;
1700		1851
1701	no strict;
1702	push @{"$pkg\::ISA"}, __PACKAGE__;	1852	push @{"$pkg\::ISA"}, __PACKAGE__;
1703		1853
1704	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1854	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1705	}	1855	}
1706		1856
1707	# also paths starting with '/'	1857	# also paths starting with '/'
1708	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1858	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1709		1859
1710	sub thawer_merge {	1860	sub thawer_merge {
1711	my ($self, $merge) = @_;	1861	my ($self, $merge) = @_;
1712		1862
1713	# we have to keep some variables in memory intact	1863	# we have to keep some variables in memory intact
…		…
1799		1949
1800	# the temporary/swap location	1950	# the temporary/swap location
1801	sub save_path {	1951	sub save_path {
1802	my ($self) = @_;	1952	my ($self) = @_;
1803		1953
1804	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1954	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1805	"$TMPDIR/$path.map"	1955	"$TMPDIR/$path.map"
1806	}	1956	}
1807		1957
1808	# the unique path, undef == no special unique path	1958	# the unique path, undef == no special unique path
1809	sub uniq_path {	1959	sub uniq_path {
1810	my ($self) = @_;	1960	my ($self) = @_;
1811		1961
1812	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1962	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1813	"$UNIQUEDIR/$path"	1963	"$UNIQUEDIR/$path"
1814	}
1815
1816	# and all this just because we cannot iterate over
1817	# all maps in C++...
1818	sub change_all_map_light {
1819	my ($change) = @_;
1820
1821	$_->change_map_light ($change)
1822	for grep $_->outdoor, values %cf::MAP;
1823	}	1964	}
1824		1965
1825	sub decay_objects {	1966	sub decay_objects {
1826	my ($self) = @_;	1967	my ($self) = @_;
1827		1968
…		…
1911	sub find {	2052	sub find {
1912	my ($path, $origin) = @_;	2053	my ($path, $origin) = @_;
1913		2054
1914	$path = normalise $path, $origin && $origin->path;	2055	$path = normalise $path, $origin && $origin->path;
1915		2056
1916	cf::lock_wait "map_data:$path";#d#remove	2057	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1917	cf::lock_wait "map_find:$path";	2058	my $guard2 = cf::lock_acquire "map_find:$path";
1918		2059
1919	$cf::MAP{$path} || do {	2060	$cf::MAP{$path} || do {
1920	my $guard1 = cf::lock_acquire "map_find:$path";
1921	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1922
1923	my $map = new_from_path cf::map $path	2061	my $map = new_from_path cf::map $path
1924	or return;	2062	or return;
1925		2063
1926	$map->{last_save} = $cf::RUNTIME;	2064	$map->{last_save} = $cf::RUNTIME;
1927		2065
…		…
1929	or return;	2067	or return;
1930		2068
1931	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2069	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1932	# doing this can freeze the server in a sync job, obviously	2070	# doing this can freeze the server in a sync job, obviously
1933	#$cf::WAIT_FOR_TICK->wait;	2071	#$cf::WAIT_FOR_TICK->wait;
		2072	undef $guard2;
1934	undef $guard1;	2073	undef $guard1;
1935	undef $guard2;
1936	$map->reset;	2074	$map->reset;
1937	return find $path;	2075	return find $path;
1938	}	2076	}
1939		2077
1940	$cf::MAP{$path} = $map	2078	$cf::MAP{$path} = $map
1941	}	2079	}
1942	}	2080	}
1943		2081
1944	sub pre_load { }	2082	sub pre_load { }
1945	sub post_load { }	2083	#sub post_load { } # XS
1946		2084
1947	sub load {	2085	sub load {
1948	my ($self) = @_;	2086	my ($self) = @_;
1949		2087
1950	local $self->{deny_reset} = 1; # loading can take a long time	2088	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1967	my $f = new_from_file cf::object::thawer $self->{load_path};	2105	my $f = new_from_file cf::object::thawer $self->{load_path};
1968	$f->skip_block;	2106	$f->skip_block;
1969	$self->_load_objects ($f)	2107	$self->_load_objects ($f)
1970	or return;	2108	or return;
1971		2109
1972	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2110	$self->post_load_original
1973	if delete $self->{load_original};	2111	if delete $self->{load_original};
1974		2112
1975	if (my $uniq = $self->uniq_path) {	2113	if (my $uniq = $self->uniq_path) {
1976	utf8::encode $uniq;	2114	utf8::encode $uniq;
1977	unless (aio_stat $uniq) {	2115	unless (aio_stat $uniq) {
…		…
1995	unless ($self->{deny_activate}) {	2133	unless ($self->{deny_activate}) {
1996	$self->decay_objects;	2134	$self->decay_objects;
1997	$self->fix_auto_apply;	2135	$self->fix_auto_apply;
1998	$self->update_buttons;	2136	$self->update_buttons;
1999	cf::cede_to_tick;	2137	cf::cede_to_tick;
2000	$self->set_darkness_map;
2001	cf::cede_to_tick;
2002	$self->activate;	2138	$self->activate;
2003	}	2139	}
2004		2140
2005	$self->{last_save} = $cf::RUNTIME;	2141	$self->{last_save} = $cf::RUNTIME;
2006	$self->last_access ($cf::RUNTIME);	2142	$self->last_access ($cf::RUNTIME);
2007		2143
2008	$self->in_memory (cf::MAP_IN_MEMORY);	2144	$self->in_memory (cf::MAP_ACTIVE);
2009	}	2145	}
2010		2146
2011	$self->post_load;	2147	$self->post_load;
2012	}	2148	}
2013		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
2014	sub customise_for {	2153	sub customise_for {
2015	my ($self, $ob) = @_;	2154	my ($self, $ob) = @_;
2016		2155
2017	return find "~" . $ob->name . "/" . $self->{path}	2156	return find "~" . $ob->name . "/" . $self->{path}
2018	if $self->per_player;	2157	if $self->per_player;
…		…
2034	or next;	2173	or next;
2035	$neigh = find $neigh, $map	2174	$neigh = find $neigh, $map
2036	or next;	2175	or next;
2037	$neigh->load;	2176	$neigh->load;
2038		2177
		2178	# now find the diagonal neighbours
2039	push @neigh,	2179	push @neigh,
2040	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2180	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2041	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2181	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2042	}	2182	}
2043		2183
…		…
2050	}	2190	}
2051		2191
2052	sub find_sync {	2192	sub find_sync {
2053	my ($path, $origin) = @_;	2193	my ($path, $origin) = @_;
2054		2194
2055	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
2056	}	2199	}
2057		2200
2058	sub do_load_sync {	2201	sub do_load_sync {
2059	my ($map) = @_;	2202	my ($map) = @_;
2060		2203
2061	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2204	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2062	if $Coro::current == $Coro::main;	2205	if $Coro::current == $Coro::main;
2063		2206
2064	cf::sync_job { $map->load };	2207	$map->load;
2065	}	2208	}
2066		2209
2067	our %MAP_PREFETCH;	2210	our %MAP_PREFETCH;
2068	our $MAP_PREFETCHER = undef;	2211	our $MAP_PREFETCHER = undef;
2069		2212
…		…
2071	my ($path, $origin, $load) = @_;	2214	my ($path, $origin, $load) = @_;
2072		2215
2073	$path = normalise $path, $origin && $origin->{path};	2216	$path = normalise $path, $origin && $origin->{path};
2074		2217
2075	if (my $map = $cf::MAP{$path}) {	2218	if (my $map = $cf::MAP{$path}) {
2076	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2219	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2077	}	2220	}
2078		2221
2079	$MAP_PREFETCH{$path} |= $load;	2222	$MAP_PREFETCH{$path} |= $load;
2080		2223
2081	$MAP_PREFETCHER ||= cf::async {	2224	$MAP_PREFETCHER ||= cf::async {
…		…
2095	$MAP_PREFETCHER->prio (6);	2238	$MAP_PREFETCHER->prio (6);
2096		2239
2097	()	2240	()
2098	}	2241	}
2099		2242
		2243	# common code, used by both ->save and ->swapout
2100	sub save {	2244	sub _save {
2101	my ($self) = @_;	2245	my ($self) = @_;
2102
2103	my $lock = cf::lock_acquire "map_data:$self->{path}";
2104		2246
2105	$self->{last_save} = $cf::RUNTIME;	2247	$self->{last_save} = $cf::RUNTIME;
2106		2248
2107	return unless $self->dirty;	2249	return unless $self->dirty;
2108		2250
…		…
2117		2259
2118	cf::async {	2260	cf::async {
2119	$Coro::current->{desc} = "map player save";	2261	$Coro::current->{desc} = "map player save";
2120	$_->contr->save for $self->players;	2262	$_->contr->save for $self->players;
2121	};	2263	};
		2264
		2265	cf::get_slot 0.02;
2122		2266
2123	if ($uniq) {	2267	if ($uniq) {
2124	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2268	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2125	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2269	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2126	} else {	2270	} else {
2127	$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);
2128	}	2272	}
2129	}	2273	}
2130		2274
		2275	sub save {
		2276	my ($self) = @_;
		2277
		2278	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2279
		2280	$self->_save;
		2281	}
		2282
2131	sub swap_out {	2283	sub swap_out {
2132	my ($self) = @_;	2284	my ($self) = @_;
2133		2285
2134	# save first because save cedes
2135	$self->save;
2136
2137	my $lock = cf::lock_acquire "map_data:$self->{path}";	2286	my $lock = cf::lock_acquire "map_data:$self->{path}";
2138		2287
		2288	return if $self->in_memory != cf::MAP_ACTIVE;
		2289	return if $self->{deny_save};
2139	return if $self->players;	2290	return if $self->players;
2140	return if $self->in_memory != cf::MAP_IN_MEMORY;
2141	return if $self->{deny_save};
2142		2291
		2292	# first deactivate the map and "unlink" it from the core
		2293	$self->deactivate;
		2294	$_->clear_links_to ($self) for values %cf::MAP;
2143	$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};
2144		2342
2145	$self->deactivate;	2343	$self->deactivate;
2146	$_->clear_links_to ($self) for values %cf::MAP;	2344	$_->clear_links_to ($self) for values %cf::MAP;
2147	$self->clear;	2345	$self->clear;
2148	}
2149
2150	sub reset_at {
2151	my ($self) = @_;
2152
2153	# TODO: safety, remove and allow resettable per-player maps
2154	return 1e99 if $self->{deny_reset};
2155
2156	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2157	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2158
2159	$time + $to
2160	}
2161
2162	sub should_reset {
2163	my ($self) = @_;
2164
2165	$self->reset_at <= $cf::RUNTIME
2166	}
2167
2168	sub reset {
2169	my ($self) = @_;
2170
2171	my $lock = cf::lock_acquire "map_data:$self->{path}";
2172
2173	return if $self->players;
2174
2175	warn "resetting map ", $self->path;
2176
2177	$self->in_memory (cf::MAP_SWAPPED);
2178
2179	# need to save uniques path
2180	unless ($self->{deny_save}) {
2181	my $uniq = $self->uniq_path; utf8::encode $uniq;
2182
2183	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2184	if $uniq;
2185	}
2186
2187	delete $cf::MAP{$self->path};
2188
2189	$self->deactivate;
2190	$_->clear_links_to ($self) for values %cf::MAP;
2191	$self->clear;
2192		2346
2193	$self->unlink_save;	2347	$self->unlink_save;
2194	$self->destroy;	2348	$self->destroy;
2195	}	2349	}
2196		2350
…		…
2204		2358
2205	delete $cf::MAP{$self->path};	2359	delete $cf::MAP{$self->path};
2206		2360
2207	$self->unlink_save;	2361	$self->unlink_save;
2208		2362
2209	bless $self, "cf::map";	2363	bless $self, "cf::map::wrap";
2210	delete $self->{deny_reset};	2364	delete $self->{deny_reset};
2211	$self->{deny_save} = 1;	2365	$self->{deny_save} = 1;
2212	$self->reset_timeout (1);	2366	$self->reset_timeout (1);
2213	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2367	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2214		2368
…		…
2263		2417
2264	sub unique_maps() {	2418	sub unique_maps() {
2265	[	2419	[
2266	map {	2420	map {
2267	utf8::decode $_;	2421	utf8::decode $_;
2268	/\.map$/	2422	s/\.map$//; # TODO future compatibility hack
		2423	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2424	? ()
2269	? normalise $_	2425	: normalise $_
2270	: ()
2271	} @{ aio_readdir $UNIQUEDIR or [] }	2426	} @{ aio_readdir $UNIQUEDIR or [] }
2272	]	2427	]
2273	}	2428	}
2274		2429
2275	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	}
2276		2461
2277	=back	2462	=back
2278		2463
2279	=head3 cf::object	2464	=head3 cf::object
2280		2465
…		…
2284		2469
2285	=over 4	2470	=over 4
2286		2471
2287	=item $ob->inv_recursive	2472	=item $ob->inv_recursive
2288		2473
2289	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.
2290		2476
2291	=cut	2477	=cut
2292		2478
2293	sub inv_recursive_;	2479	sub inv_recursive_;
2294	sub inv_recursive_ {	2480	sub inv_recursive_ {
…		…
2299	inv_recursive_ inv $_[0]	2485	inv_recursive_ inv $_[0]
2300	}	2486	}
2301		2487
2302	=item $ref = $ob->ref	2488	=item $ref = $ob->ref
2303		2489
2304	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.
2305		2491
2306	=item $ob = cf::object::deref ($refstring)	2492	=item $ob = cf::object::deref ($refstring)
2307		2493
2308	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,
2309	even if the object actually exists. May block.	2495	even if the object actually exists. May block.
…		…
2341	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
2342	dialogue with the given NPC character.	2528	dialogue with the given NPC character.
2343		2529
2344	=cut	2530	=cut
2345		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
2346	# rough implementation of a future "reply" method that works	2546	# rough implementation of a future "reply" method that works
2347	# with dialog boxes.	2547	# with dialog boxes.
2348	#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
2349	sub cf::object::player::reply($$$;$) {	2549	sub cf::object::player::reply($$$;$) {
2350	my ($self, $npc, $msg, $flags) = @_;	2550	my ($self, $npc, $msg, $flags) = @_;
…		…
2361	my $dialog = $pl->{npc_dialog};	2561	my $dialog = $pl->{npc_dialog};
2362	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2562	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2363		2563
2364	} else {	2564	} else {
2365	$msg = $npc->name . " says: $msg" if $npc;	2565	$msg = $npc->name . " says: $msg" if $npc;
2366	$self->message ($msg, $flags);	2566	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2367	}	2567	}
2368	}	2568	}
2369	}	2569	}
2370		2570
2371	=item $object->send_msg ($channel, $msg, $color, [extra...])	2571	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2396		2596
2397	=item $player_object->enter_link	2597	=item $player_object->enter_link
2398		2598
2399	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}>).
2400		2600
2401	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.
2402	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.
2403		2605
2404	Will never block.	2606	Will never block.
2405		2607
2406	=item $player_object->leave_link ($map, $x, $y)	2608	=item $player_object->leave_link ($map, $x, $y)
2407		2609
…		…
2427	sub cf::object::player::enter_link {	2629	sub cf::object::player::enter_link {
2428	my ($self) = @_;	2630	my ($self) = @_;
2429		2631
2430	$self->deactivate_recursive;	2632	$self->deactivate_recursive;
2431		2633
		2634	++$self->{_link_recursion};
		2635
2432	return if UNIVERSAL::isa $self->map, "ext::map_link";	2636	return if UNIVERSAL::isa $self->map, "ext::map_link";
2433		2637
2434	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2638	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2435	if $self->map && $self->map->{path} ne "{link}";	2639	if $self->map && $self->map->{path} ne "{link}";
2436		2640
2437	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2641	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2438	}	2642	}
2439		2643
2440	sub cf::object::player::leave_link {	2644	sub cf::object::player::leave_link {
2441	my ($self, $map, $x, $y) = @_;	2645	my ($self, $map, $x, $y) = @_;
2442		2646
…		…
2459	($x, $y) = (-1, -1)	2663	($x, $y) = (-1, -1)
2460	unless (defined $x) && (defined $y);	2664	unless (defined $x) && (defined $y);
2461		2665
2462	# use -1 or undef as default coordinates, not 0, 0	2666	# use -1 or undef as default coordinates, not 0, 0
2463	($x, $y) = ($map->enter_x, $map->enter_y)	2667	($x, $y) = ($map->enter_x, $map->enter_y)
2464	if $x <=0 && $y <= 0;	2668	if $x <= 0 && $y <= 0;
2465		2669
2466	$map->load;	2670	$map->load;
2467	$map->load_neighbours;	2671	$map->load_neighbours;
2468		2672
2469	return unless $self->contr->active;	2673	return unless $self->contr->active;
2470	$self->activate_recursive;
2471		2674
2472	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2675	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2473	$self->enter_map ($map, $x, $y);	2676	if ($self->enter_map ($map, $x, $y)) {
2474	}	2677	# entering was successful
		2678	delete $self->{_link_recursion};
		2679	# only activate afterwards, to support waiting in hooks
		2680	$self->activate_recursive;
		2681	}
2475		2682
		2683	}
		2684
2476	=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)]])
2477		2686
2478	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
2479	her, loading and preparing them map, calling the provided $check callback	2688	her, loading and preparing them map, calling the provided $check callback
2480	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
2481	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
2482	be called at the end of this process.	2691	be called at the end of this process.
2483		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
2484	=cut	2696	=cut
2485		2697
2486	our $GOTOGEN;	2698	our $GOTOGEN;
2487		2699
2488	sub cf::object::player::goto {	2700	sub cf::object::player::goto {
2489	my ($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	}
2490		2708
2491	# 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
2492	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2710	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2493		2711
2494	$self->enter_link;	2712	$self->enter_link;
…		…
2518	my $map = eval {	2736	my $map = eval {
2519	my $map = defined $path ? cf::map::find $path : undef;	2737	my $map = defined $path ? cf::map::find $path : undef;
2520		2738
2521	if ($map) {	2739	if ($map) {
2522	$map = $map->customise_for ($self);	2740	$map = $map->customise_for ($self);
2523	$map = $check->($map) if $check && $map;	2741	$map = $check->($map, $x, $y, $self) if $check && $map;
2524	} else {	2742	} else {
2525	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2743	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2526	}	2744	}
2527		2745
2528	$map	2746	$map
…		…
2536	if ($gen == $self->{_goto_generation}) {	2754	if ($gen == $self->{_goto_generation}) {
2537	delete $self->{_goto_generation};	2755	delete $self->{_goto_generation};
2538	$self->leave_link ($map, $x, $y);	2756	$self->leave_link ($map, $x, $y);
2539	}	2757	}
2540		2758
2541	$done->() if $done;	2759	$done->($self) if $done;
2542	})->prio (1);	2760	})->prio (1);
2543	}	2761	}
2544		2762
2545	=item $player_object->enter_exit ($exit_object)	2763	=item $player_object->enter_exit ($exit_object)
2546		2764
…		…
2566	}	2784	}
2567		2785
2568	sub prepare_random_map {	2786	sub prepare_random_map {
2569	my ($exit) = @_;	2787	my ($exit) = @_;
2570		2788
2571	my $guard = cf::lock_acquire "exit_prepare:$exit";
2572
2573	# all this does is basically replace the /! path by	2789	# all this does is basically replace the /! path by
2574	# a new random map path (?random/...) with a seed	2790	# a new random map path (?random/...) with a seed
2575	# that depends on the exit object	2791	# that depends on the exit object
2576		2792
2577	my $rmp = parse_random_map_params $exit->msg;	2793	my $rmp = parse_random_map_params $exit->msg;
…		…
2579	if ($exit->map) {	2795	if ($exit->map) {
2580	$rmp->{region} = $exit->region->name;	2796	$rmp->{region} = $exit->region->name;
2581	$rmp->{origin_map} = $exit->map->path;	2797	$rmp->{origin_map} = $exit->map->path;
2582	$rmp->{origin_x} = $exit->x;	2798	$rmp->{origin_x} = $exit->x;
2583	$rmp->{origin_y} = $exit->y;	2799	$rmp->{origin_y} = $exit->y;
		2800
		2801	$exit->map->touch;
2584	}	2802	}
2585		2803
2586	$rmp->{random_seed} ||= $exit->random_seed;	2804	$rmp->{random_seed} ||= $exit->random_seed;
2587		2805
2588	my $data = cf::to_json $rmp;	2806	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2589	my $md5 = Digest::MD5::md5_hex $data;	2807	my $md5 = Digest::MD5::md5_hex $data;
2590	my $meta = "$RANDOMDIR/$md5.meta";	2808	my $meta = "$RANDOMDIR/$md5.meta";
2591		2809
2592	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2810	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2593	aio_write $fh, 0, (length $data), $data, 0;	2811	aio_write $fh, 0, (length $data), $data, 0;
2594	undef $fh;	2812	undef $fh;
2595	aio_rename "$meta~", $meta;	2813	aio_rename "$meta~", $meta;
2596		2814
		2815	my $slaying = "?random/$md5";
		2816
		2817	if ($exit->valid) {
2597	$exit->slaying ("?random/$md5");	2818	$exit->slaying ("?random/$md5");
2598	$exit->msg (undef);	2819	$exit->msg (undef);
		2820	}
2599	}	2821	}
2600	}	2822	}
2601		2823
2602	sub cf::object::player::enter_exit {	2824	sub cf::object::player::enter_exit {
2603	my ($self, $exit) = @_;	2825	my ($self, $exit) = @_;
2604		2826
2605	return unless $self->type == cf::PLAYER;	2827	return unless $self->type == cf::PLAYER;
2606		2828
2607	if ($exit->slaying eq "/!") {
2608	#TODO: this should de-fi-ni-te-ly not be a sync-job
2609	# the problem is that $exit might not survive long enough
2610	# so it needs to be done right now, right here
2611	cf::sync_job { prepare_random_map $exit };
2612	}
2613
2614	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2615	my $hp = $exit->stats->hp;
2616	my $sp = $exit->stats->sp;
2617
2618	$self->enter_link;	2829	$self->enter_link;
2619		2830
2620	# if exit is damned, update players death & WoR home-position
2621	$self->contr->savebed ($slaying, $hp, $sp)
2622	if $exit->flag (FLAG_DAMNED);
2623
2624	(async {	2831	(async {
2625	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2832	$Coro::current->{desc} = "enter_exit";
2626		2833
2627	$self->deactivate_recursive; # just to be sure
2628	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
2629	$self->goto ($slaying, $hp, $sp);	2849	$self->goto ($map, $x, $y);
2630		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
2631	1;	2855	1
2632	}) {	2856	}) {
2633	$self->message ("Something went wrong deep within the crossfire server. "	2857	$self->message ("Something went wrong deep within the deliantra server. "
2634	. "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. "
2635	. "Please report this to the dungeon master!",	2859	. "Please report this to the dungeon master!",
2636	cf::NDI_UNIQUE | cf::NDI_RED);	2860	cf::NDI_UNIQUE | cf::NDI_RED);
2637		2861
2638	warn "ERROR in enter_exit: $@";	2862	error "ERROR in enter_exit: $@";
2639	$self->leave_link;	2863	$self->leave_link;
2640	}	2864	}
2641	})->prio (1);	2865	})->prio (1);
2642	}	2866	}
2643		2867
…		…
2655	sub cf::client::send_drawinfo {	2879	sub cf::client::send_drawinfo {
2656	my ($self, $text, $flags) = @_;	2880	my ($self, $text, $flags) = @_;
2657		2881
2658	utf8::encode $text;	2882	utf8::encode $text;
2659	$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);
2660	}	2909	}
2661		2910
2662	=item $client->send_msg ($channel, $msg, $color, [extra...])	2911	=item $client->send_msg ($channel, $msg, $color, [extra...])
2663		2912
2664	Send a drawinfo or msg packet to the client, formatting the msg for the	2913	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2666	the message, with C<log> being the default. If C<$color> is negative, suppress	2915	the message, with C<log> being the default. If C<$color> is negative, suppress
2667	the message unless the client supports the msg packet.	2916	the message unless the client supports the msg packet.
2668		2917
2669	=cut	2918	=cut
2670		2919
		2920	# non-persistent channels (usually the info channel)
2671	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	},
2672	"c/identify" => {	2928	"c/identify" => {
2673	id => "infobox",	2929	id => "infobox",
2674	title => "Identify",	2930	title => "Identify",
2675	reply => undef,	2931	reply => undef,
2676	tooltip => "Items recently identified",	2932	tooltip => "Items recently identified",
…		…
2679	id => "infobox",	2935	id => "infobox",
2680	title => "Examine",	2936	title => "Examine",
2681	reply => undef,	2937	reply => undef,
2682	tooltip => "Signs and other items you examined",	2938	tooltip => "Signs and other items you examined",
2683	},	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	},
2684	"c/lookat" => {	2952	"c/lookat" => {
2685	id => "infobox",	2953	id => "infobox",
2686	title => "Look",	2954	title => "Look",
2687	reply => undef,	2955	reply => undef,
2688	tooltip => "What you saw there",	2956	tooltip => "What you saw there",
2689	},	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" => $CHAT_CHANNEL,
2690	);	3032	);
2691		3033
2692	sub cf::client::send_msg {	3034	sub cf::client::send_msg {
2693	my ($self, $channel, $msg, $color, @extra) = @_;	3035	my ($self, $channel, $msg, $color, @extra) = @_;
2694		3036
2695	$msg = $self->pl->expand_cfpod ($msg);	3037	$msg = $self->pl->expand_cfpod ($msg)
		3038	unless $color & cf::NDI_VERBATIM;
2696		3039
2697	$color &= cf::NDI_CLIENT_MASK; # just in case...	3040	$color &= cf::NDI_CLIENT_MASK; # just in case...
2698		3041
2699	# check predefined channels, for the benefit of C	3042	# check predefined channels, for the benefit of C
2700	if ($CHANNEL{$channel}) {	3043	if ($CHANNEL{$channel}) {
2701	$channel = $CHANNEL{$channel};	3044	$channel = $CHANNEL{$channel};
2702		3045
2703	$self->ext_msg (channel_info => $channel)	3046	$self->ext_msg (channel_info => $channel);
2704	if $self->can_msg;
2705
2706	$channel = $channel->{id};	3047	$channel = $channel->{id};
2707		3048
2708	} elsif (ref $channel) {	3049	} elsif (ref $channel) {
2709	# send meta info to client, if not yet sent	3050	# send meta info to client, if not yet sent
2710	unless (exists $self->{channel}{$channel->{id}}) {	3051	unless (exists $self->{channel}{$channel->{id}}) {
2711	$self->{channel}{$channel->{id}} = $channel;	3052	$self->{channel}{$channel->{id}} = $channel;
2712	$self->ext_msg (channel_info => $channel)	3053	$self->ext_msg (channel_info => $channel);
2713	if $self->can_msg;
2714	}	3054	}
2715		3055
2716	$channel = $channel->{id};	3056	$channel = $channel->{id};
2717	}	3057	}
2718		3058
2719	return unless @extra || length $msg;	3059	return unless @extra || length $msg;
2720		3060
2721	if ($self->can_msg) {
2722	# default colour, mask it out	3061	# default colour, mask it out
2723	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3062	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2724	if $color & cf::NDI_DEF;	3063	if $color & cf::NDI_DEF;
2725		3064
2726	$self->send_packet ("msg " . $self->{json_coder}->encode (	3065	my $pkt = "msg "
		3066	. $self->{json_coder}->encode (
2727	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3067	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2728	} else {	3068	);
2729	if ($color >= 0) {
2730	# replace some tags by gcfclient-compatible ones
2731	for ($msg) {
2732	1 while
2733	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2734	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2735	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2736	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2737	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2738	}
2739		3069
2740	$color &= cf::NDI_COLOR_MASK;	3070	$self->send_big_packet ($pkt);
2741
2742	utf8::encode $msg;
2743
2744	if (0 && $msg =~ /\[/) {
2745	# COMMAND/INFO
2746	$self->send_packet ("drawextinfo $color 10 8 $msg")
2747	} else {
2748	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2749	$self->send_packet ("drawinfo $color $msg")
2750	}
2751	}
2752	}
2753	}	3071	}
2754		3072
2755	=item $client->ext_msg ($type, @msg)	3073	=item $client->ext_msg ($type, @msg)
2756		3074
2757	Sends an ext event to the client.	3075	Sends an ext event to the client.
…		…
2760		3078
2761	sub cf::client::ext_msg($$@) {	3079	sub cf::client::ext_msg($$@) {
2762	my ($self, $type, @msg) = @_;	3080	my ($self, $type, @msg) = @_;
2763		3081
2764	if ($self->extcmd == 2) {	3082	if ($self->extcmd == 2) {
2765	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3083	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2766	} elsif ($self->extcmd == 1) { # TODO: remove	3084	} elsif ($self->extcmd == 1) { # TODO: remove
2767	push @msg, msgtype => "event_$type";	3085	push @msg, msgtype => "event_$type";
2768	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3086	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2769	}	3087	}
2770	}	3088	}
2771		3089
2772	=item $client->ext_reply ($msgid, @msg)	3090	=item $client->ext_reply ($msgid, @msg)
2773		3091
…		…
2777		3095
2778	sub cf::client::ext_reply($$@) {	3096	sub cf::client::ext_reply($$@) {
2779	my ($self, $id, @msg) = @_;	3097	my ($self, $id, @msg) = @_;
2780		3098
2781	if ($self->extcmd == 2) {	3099	if ($self->extcmd == 2) {
2782	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3100	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2783	} elsif ($self->extcmd == 1) {	3101	} elsif ($self->extcmd == 1) {
2784	#TODO: version 1, remove	3102	#TODO: version 1, remove
2785	unshift @msg, msgtype => "reply", msgid => $id;	3103	unshift @msg, msgtype => "reply", msgid => $id;
2786	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3104	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2787	}	3105	}
2788	}	3106	}
2789		3107
2790	=item $success = $client->query ($flags, "text", \&cb)	3108	=item $success = $client->query ($flags, "text", \&cb)
2791		3109
…		…
2862		3180
2863	$ns->ext_reply ($reply, @reply)	3181	$ns->ext_reply ($reply, @reply)
2864	if $reply;	3182	if $reply;
2865		3183
2866	} else {	3184	} else {
2867	warn "client " . ($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";
2868	}	3186	}
2869		3187
2870	cf::override;	3188	cf::override;
2871	},	3189	},
2872	);	3190	);
…		…
2892		3210
2893	$coro	3211	$coro
2894	}	3212	}
2895		3213
2896	cf::client->attach (	3214	cf::client->attach (
2897	on_destroy => sub {	3215	on_client_destroy => sub {
2898	my ($ns) = @_;	3216	my ($ns) = @_;
2899		3217
2900	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3218	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2901	},	3219	},
2902	);	3220	);
…		…
2918	our $safe_hole = new Safe::Hole;	3236	our $safe_hole = new Safe::Hole;
2919		3237
2920	$SIG{FPE} = 'IGNORE';	3238	$SIG{FPE} = 'IGNORE';
2921		3239
2922	$safe->permit_only (Opcode::opset qw(	3240	$safe->permit_only (Opcode::opset qw(
2923	:base_core :base_mem :base_orig :base_math	3241	:base_core :base_mem :base_orig :base_math :base_loop
2924	grepstart grepwhile mapstart mapwhile	3242	grepstart grepwhile mapstart mapwhile
2925	sort time	3243	sort time
2926	));	3244	));
2927		3245
2928	# here we export the classes and methods available to script code	3246	# here we export the classes and methods available to script code
…		…
2931		3249
2932	The following functions and methods are available within a safe environment:	3250	The following functions and methods are available within a safe environment:
2933		3251
2934	cf::object	3252	cf::object
2935	contr pay_amount pay_player map x y force_find force_add destroy	3253	contr pay_amount pay_player map x y force_find force_add destroy
2936	insert remove name archname title slaying race decrease_ob_nr	3254	insert remove name archname title slaying race decrease split
		3255	value
2937		3256
2938	cf::object::player	3257	cf::object::player
2939	player	3258	player
2940		3259
2941	cf::player	3260	cf::player
…		…
2946		3265
2947	=cut	3266	=cut
2948		3267
2949	for (	3268	for (
2950	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3269	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2951	insert remove inv name archname title slaying race	3270	insert remove inv nrof name archname title slaying race
2952	decrease_ob_nr destroy)],	3271	decrease split destroy change_exp value msg lore send_msg)],
2953	["cf::object::player" => qw(player)],	3272	["cf::object::player" => qw(player)],
2954	["cf::player" => qw(peaceful)],	3273	["cf::player" => qw(peaceful send_msg)],
2955	["cf::map" => qw(trigger)],	3274	["cf::map" => qw(trigger)],
2956	) {	3275	) {
2957	no strict 'refs';
2958	my ($pkg, @funs) = @$_;	3276	my ($pkg, @funs) = @$_;
2959	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3277	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2960	for @funs;	3278	for @funs;
2961	}	3279	}
2962		3280
…		…
2977		3295
2978	my $qcode = $code;	3296	my $qcode = $code;
2979	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3297	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2980	$qcode =~ s/\n/\\n/g;	3298	$qcode =~ s/\n/\\n/g;
2981		3299
		3300	%vars = (_dummy => 0) unless %vars;
		3301
		3302	my @res;
2982	local $_;	3303	local $_;
2983	local @safe::cf::_safe_eval_args = values %vars;
2984		3304
2985	my $eval =	3305	my $eval =
2986	"do {\n"	3306	"do {\n"
2987	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3307	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2988	. "#line 0 \"{$qcode}\"\n"	3308	. "#line 0 \"{$qcode}\"\n"
2989	. $code	3309	. $code
2990	. "\n}"	3310	. "\n}"
2991	;	3311	;
2992		3312
		3313	if ($CFG{safe_eval}) {
2993	sub_generation_inc;	3314	sub_generation_inc;
		3315	local @safe::cf::_safe_eval_args = values %vars;
2994	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3316	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2995	sub_generation_inc;	3317	sub_generation_inc;
		3318	} else {
		3319	local @cf::_safe_eval_args = values %vars;
		3320	@res = wantarray ? eval eval : scalar eval $eval;
		3321	}
2996		3322
2997	if ($@) {	3323	if ($@) {
2998	warn "$@";	3324	warn "$@",
2999	warn "while executing safe code '$code'\n";	3325	"while executing safe code '$code'\n",
3000	warn "with arguments " . (join " ", %vars) . "\n";	3326	"with arguments " . (join " ", %vars) . "\n";
3001	}	3327	}
3002		3328
3003	wantarray ? @res : $res[0]	3329	wantarray ? @res : $res[0]
3004	}	3330	}
3005		3331
…		…
3019	=cut	3345	=cut
3020		3346
3021	sub register_script_function {	3347	sub register_script_function {
3022	my ($fun, $cb) = @_;	3348	my ($fun, $cb) = @_;
3023		3349
3024	no strict 'refs';	3350	$fun = "safe::$fun" if $CFG{safe_eval};
3025	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3351	*$fun = $safe_hole->wrap ($cb);
3026	}	3352	}
3027		3353
3028	=back	3354	=back
3029		3355
3030	=cut	3356	=cut
…		…
3039	# for this (global event?)	3365	# for this (global event?)
3040	%ext::player_env::MUSIC_FACE_CACHE = ();	3366	%ext::player_env::MUSIC_FACE_CACHE = ();
3041		3367
3042	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3368	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3043		3369
3044	warn "loading facedata from $path\n";	3370	trace "loading facedata from $path\n";
3045		3371
3046	my $facedata;	3372	my $facedata;
3047	0 < aio_load $path, $facedata	3373	0 < aio_load $path, $facedata
3048	or die "$path: $!";	3374	or die "$path: $!";
3049		3375
…		…
3051		3377
3052	$facedata->{version} == 2	3378	$facedata->{version} == 2
3053	or cf::cleanup "$path: version mismatch, cannot proceed.";	3379	or cf::cleanup "$path: version mismatch, cannot proceed.";
3054		3380
3055	# 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]);
3056	$facedata->{resource}{"res/exp_table"} = {	3383	$facedata->{resource}{"res/exp_table"} = {
3057	type => FT_RSRC,	3384	type => FT_RSRC,
3058	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),
3059	};	3387	};
3060	cf::cede_to_tick;	3388	cf::cede_to_tick;
3061		3389
3062	{	3390	{
3063	my $faces = $facedata->{faceinfo};	3391	my $faces = $facedata->{faceinfo};
3064		3392
3065	while (my ($face, $info) = each %$faces) {	3393	while (my ($face, $info) = each %$faces) {
3066	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3394	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3395
3067	cf::face::set_visibility $idx, $info->{visibility};	3396	cf::face::set_visibility $idx, $info->{visibility};
3068	cf::face::set_magicmap $idx, $info->{magicmap};	3397	cf::face::set_magicmap $idx, $info->{magicmap};
3069	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3398	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3070	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3399	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3071		3400
3072	cf::cede_to_tick;	3401	cf::cede_to_tick;
3073	}	3402	}
3074		3403
3075	while (my ($face, $info) = each %$faces) {	3404	while (my ($face, $info) = each %$faces) {
3076	next unless $info->{smooth};	3405	next unless $info->{smooth};
		3406
3077	my $idx = cf::face::find $face	3407	my $idx = cf::face::find $face
3078	or next;	3408	or next;
		3409
3079	if (my $smooth = cf::face::find $info->{smooth}) {	3410	if (my $smooth = cf::face::find $info->{smooth}) {
3080	cf::face::set_smooth $idx, $smooth;	3411	cf::face::set_smooth $idx, $smooth;
3081	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3412	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3082	} else {	3413	} else {
3083	warn "smooth face '$info->{smooth}' not found for face '$face'";	3414	error "smooth face '$info->{smooth}' not found for face '$face'";
3084	}	3415	}
3085		3416
3086	cf::cede_to_tick;	3417	cf::cede_to_tick;
3087	}	3418	}
3088	}	3419	}
…		…
3097		3428
3098	cf::anim::invalidate_all; # d'oh	3429	cf::anim::invalidate_all; # d'oh
3099	}	3430	}
3100		3431
3101	{	3432	{
3102	# TODO: for gcfclient pleasure, we should give resources
3103	# that gcfclient doesn't grok a >10000 face index.
3104	my $res = $facedata->{resource};	3433	my $res = $facedata->{resource};
3105		3434
3106	my $soundconf = delete $res->{"res/sound.conf"};
3107
3108	while (my ($name, $info) = each %$res) {	3435	while (my ($name, $info) = each %$res) {
		3436	if (defined $info->{type}) {
3109	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3437	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3110	my $data;
3111		3438
3112	if ($info->{type} & 1) {	3439	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3113	# prepend meta info	3440	cf::face::set_type $idx, $info->{type};
3114
3115	my $meta = $enc->encode ({
3116	name => $name,
3117	%{ $info->{meta} || {} },
3118	});
3119
3120	$data = pack "(w/a*)*", $meta, $info->{data};
3121	} else {	3441	} else {
3122	$data = $info->{data};	3442	$RESOURCE{$name} = $info; # unused
3123	}	3443	}
3124		3444
3125	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3126	cf::face::set_type $idx, $info->{type};
3127
3128	cf::cede_to_tick;	3445	cf::cede_to_tick;
3129	}	3446	}
3130
3131	if ($soundconf) {
3132	$soundconf = $enc->decode (delete $soundconf->{data});
3133
3134	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3135	my $sound = $soundconf->{compat}[$_]
3136	or next;
3137
3138	my $face = cf::face::find "sound/$sound->[1]";
3139	cf::sound::set $sound->[0] => $face;
3140	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3141	}
3142
3143	while (my ($k, $v) = each %{$soundconf->{event}}) {
3144	my $face = cf::face::find "sound/$v";
3145	cf::sound::set $k => $face;
3146	}
3147	}
3148	}	3447	}
		3448
		3449	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3149		3450
3150	1	3451	1
3151	}	3452	}
3152		3453
3153	register_exticmd fx_want => sub {	3454	register_exticmd fx_want => sub {
…		…
3155		3456
3156	while (my ($k, $v) = each %$want) {	3457	while (my ($k, $v) = each %$want) {
3157	$ns->fx_want ($k, $v);	3458	$ns->fx_want ($k, $v);
3158	}	3459	}
3159	};	3460	};
		3461
		3462	sub load_resource_file($) {
		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	$status
		3470	}
3160		3471
3161	sub reload_regions {	3472	sub reload_regions {
3162	# HACK to clear player env face cache, we need some signal framework	3473	# HACK to clear player env face cache, we need some signal framework
3163	# for this (global event?)	3474	# for this (global event?)
3164	%ext::player_env::MUSIC_FACE_CACHE = ();	3475	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3178	}	3489	}
3179		3490
3180	sub reload_archetypes {	3491	sub reload_archetypes {
3181	load_resource_file "$DATADIR/archetypes"	3492	load_resource_file "$DATADIR/archetypes"
3182	or die "unable to load archetypes\n";	3493	or die "unable to load archetypes\n";
3183	#d# NEED to laod twice to resolve forward references
3184	# this really needs to be done in an extra post-pass
3185	# (which needs to be synchronous, so solve it differently)
3186	load_resource_file "$DATADIR/archetypes"
3187	or die "unable to load archetypes\n";
3188	}	3494	}
3189		3495
3190	sub reload_treasures {	3496	sub reload_treasures {
3191	load_resource_file "$DATADIR/treasures"	3497	load_resource_file "$DATADIR/treasures"
3192	or die "unable to load treasurelists\n";	3498	or die "unable to load treasurelists\n";
3193	}	3499	}
3194		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
3195	sub reload_resources {	3524	sub reload_resources {
3196	warn "reloading resource files...\n";	3525	trace "reloading resource files...\n";
3197		3526
		3527	reload_facedata;
		3528	reload_sound;
		3529	reload_archetypes;
3198	reload_regions;	3530	reload_regions;
3199	reload_facedata;
3200	#reload_archetypes;#d#
3201	reload_archetypes;
3202	reload_treasures;	3531	reload_treasures;
3203		3532
3204	warn "finished reloading resource files\n";	3533	trace "finished reloading resource files\n";
3205	}
3206
3207	sub init {
3208	reload_resources;
3209	}	3534	}
3210		3535
3211	sub reload_config {	3536	sub reload_config {
		3537	trace "reloading config file...\n";
		3538
3212	open my $fh, "<:utf8", "$CONFDIR/config"	3539	open my $fh, "<:utf8", "$CONFDIR/config"
3213	or return;	3540	or return;
3214		3541
3215	local $/;	3542	local $/;
3216	*CFG = YAML::Syck::Load <$fh>;	3543	*CFG = YAML::XS::Load scalar <$fh>;
3217		3544
3218	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3545	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3219		3546
3220	$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};
3221	$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};
3222		3549
3223	if (exists $CFG{mlockall}) {	3550	if (exists $CFG{mlockall}) {
…		…
3225	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3552	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3226	and die "WARNING: m(un)lockall failed: $!\n";	3553	and die "WARNING: m(un)lockall failed: $!\n";
3227	};	3554	};
3228	warn $@ if $@;	3555	warn $@ if $@;
3229	}	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;
3230	}	3587	}
3231		3588
3232	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
3233	# we must not ever block the main coroutine	3599	# we must not ever block the main coroutine
3234	local $Coro::idle = sub {	3600	local $Coro::idle = sub {
3235	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#
3236	(async {	3602	(async {
3237	$Coro::current->{desc} = "IDLE BUG HANDLER";	3603	$Coro::current->{desc} = "IDLE BUG HANDLER";
3238	Event::one_event;	3604	EV::loop EV::LOOP_ONESHOT;
3239	})->prio (Coro::PRIO_MAX);	3605	})->prio (Coro::PRIO_MAX);
3240	};	3606	};
3241		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;
3242	reload_config;	3620	reload_config;
3243	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
3244	load_extensions;	3631	load_extensions;
3245		3632
3246	$TICK_WATCHER->start;	3633	utime time, time, $RUNTIMEFILE;
3247	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;
3248	}	3646	}
3249		3647
3250	#############################################################################	3648	#############################################################################
3251	# initialisation and cleanup	3649	# initialisation and cleanup
3252		3650
3253	# install some emergency cleanup handlers	3651	# install some emergency cleanup handlers
3254	BEGIN {	3652	BEGIN {
		3653	our %SIGWATCHER = ();
3255	for my $signal (qw(INT HUP TERM)) {	3654	for my $signal (qw(INT HUP TERM)) {
3256	Event->signal (	3655	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3257	reentrant => 0,
3258	data => WF_AUTOCANCEL,
3259	signal => $signal,
3260	prio => 0,
3261	cb => sub {
3262	cf::cleanup "SIG$signal";	3656	cf::cleanup "SIG$signal";
3263	},
3264	);	3657	};
3265	}	3658	}
3266	}	3659	}
3267		3660
3268	sub write_runtime {	3661	sub write_runtime_sync {
3269	my $runtime = "$LOCALDIR/runtime";	3662	my $t0 = AE::time;
3270		3663
3271	# first touch the runtime file to show we are still running:	3664	# first touch the runtime file to show we are still running:
3272	# the fsync below can take a very very long time.	3665	# the fsync below can take a very very long time.
3273		3666
3274	IO::AIO::aio_utime $runtime, undef, undef;	3667	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3275		3668
3276	my $guard = cf::lock_acquire "write_runtime";	3669	my $guard = cf::lock_acquire "write_runtime";
3277		3670
3278	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3671	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3279	or return;	3672	or return;
3280		3673
3281	my $value = $cf::RUNTIME + 90 + 10;	3674	my $value = $cf::RUNTIME + 90 + 10;
3282	# 10 is the runtime save interval, for a monotonic clock	3675	# 10 is the runtime save interval, for a monotonic clock
3283	# 60 allows for the watchdog to kill the server.	3676	# 60 allows for the watchdog to kill the server.
…		…
3293	aio_utime $fh, undef, undef;	3686	aio_utime $fh, undef, undef;
3294		3687
3295	close $fh	3688	close $fh
3296	or return;	3689	or return;
3297		3690
3298	aio_rename "$runtime~", $runtime	3691	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3299	and return;	3692	and return;
3300		3693
3301	warn "runtime file written.\n";	3694	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3302		3695
3303	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 };
3304	}	3747	}
3305		3748
3306	sub emergency_save() {	3749	sub emergency_save() {
3307	my $freeze_guard = cf::freeze_mainloop;	3750	my $freeze_guard = cf::freeze_mainloop;
3308		3751
3309	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;
3310		3758
3311	cf::sync_job {	3759	cf::sync_job {
		3760	cf::write_runtime_sync; # external watchdog should not bark
		3761
3312	# use a peculiar iteration method to avoid tripping on perl	3762	# use a peculiar iteration method to avoid tripping on perl
3313	# refcount bugs in for. also avoids problems with players	3763	# refcount bugs in for. also avoids problems with players
3314	# and maps saved/destroyed asynchronously.	3764	# and maps saved/destroyed asynchronously.
3315	warn "begin emergency player save\n";	3765	info "emergency_perl_save: begin player save\n";
3316	for my $login (keys %cf::PLAYER) {	3766	for my $login (keys %cf::PLAYER) {
3317	my $pl = $cf::PLAYER{$login} or next;	3767	my $pl = $cf::PLAYER{$login} or next;
3318	$pl->valid or next;	3768	$pl->valid or next;
3319	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3769	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3320	$pl->save;	3770	$pl->save;
3321	}	3771	}
3322	warn "end emergency player save\n";	3772	info "emergency_perl_save: end player save\n";
3323		3773
3324	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";
3325	for my $path (keys %cf::MAP) {	3777	for my $path (keys %cf::MAP) {
3326	my $map = $cf::MAP{$path} or next;	3778	my $map = $cf::MAP{$path} or next;
3327	$map->valid or next;	3779	$map->valid or next;
3328	$map->save;	3780	$map->save;
3329	}	3781	}
3330	warn "end emergency map save\n";	3782	info "emergency_perl_save: end map save\n";
3331		3783
3332	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";
3333	BDB::db_env_txn_checkpoint $DB_ENV;	3787	BDB::db_env_txn_checkpoint $DB_ENV;
3334	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 $DB_ENV;
		3798
		3799	info "emergency_perl_save: starting sync\n";
		3800	IO::AIO::aio_sync sub {
		3801	info "emergency_perl_save: finished sync\n";
		3802	};
		3803
		3804	cf::write_runtime_sync; # external watchdog should not bark
		3805
		3806	trace "emergency_perl_save: flushing outstanding aio requests";
		3807	while (IO::AIO::nreqs || BDB::nreqs) {
		3808	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3809	}
		3810
		3811	cf::write_runtime_sync; # external watchdog should not bark
3335	};	3812	};
3336		3813
3337	warn "leave emergency perl save\n";	3814	info "emergency_perl_save: leave\n";
3338	}	3815	}
3339		3816
3340	sub post_cleanup {	3817	sub post_cleanup {
3341	my ($make_core) = @_;	3818	my ($make_core) = @_;
3342		3819
		3820	IO::AIO::flush;
		3821
3343	warn Carp::longmess "post_cleanup backtrace"	3822	error Carp::longmess "post_cleanup backtrace"
3344	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	}
3345	}	3852	}
3346		3853
3347	sub do_reload_perl() {	3854	sub do_reload_perl() {
3348	# can/must only be called in main	3855	# can/must only be called in main
3349	if ($Coro::current != $Coro::main) {	3856	if (in_main) {
3350	warn "can only reload from main coroutine";	3857	error "can only reload from main coroutine";
3351	return;	3858	return;
3352	}	3859	}
3353		3860
		3861	return if $RELOAD++;
		3862
		3863	my $t1 = AE::time;
		3864
		3865	while ($RELOAD) {
3354	warn "reloading...";	3866	info "reloading...";
3355		3867
3356	warn "entering sync_job";	3868	trace "entering sync_job";
3357		3869
3358	cf::sync_job {	3870	cf::sync_job {
3359	cf::write_runtime; # external watchdog should not bark
3360	cf::emergency_save;	3871	cf::emergency_save;
3361	cf::write_runtime; # external watchdog should not bark
3362		3872
3363	warn "syncing database to disk";
3364	BDB::db_env_txn_checkpoint $DB_ENV;
3365
3366	# if anything goes wrong in here, we should simply crash as we already saved
3367
3368	warn "cancelling all WF_AUTOCANCEL watchers";
3369	for (Event::all_watchers) {
3370	$_->cancel if $_->data & WF_AUTOCANCEL;
3371	}
3372
3373	warn "flushing outstanding aio requests";
3374	for (;;) {
3375	BDB::flush;
3376	IO::AIO::flush;
3377	Coro::cede_notself;
3378	last unless IO::AIO::nreqs || BDB::nreqs;
3379	warn "iterate...";
3380	}
3381
3382	++$RELOAD;
3383
3384	warn "cancelling all extension coros";	3873	trace "cancelling all extension coros";
3385	$_->cancel for values %EXT_CORO;	3874	$_->cancel for values %EXT_CORO;
3386	%EXT_CORO = ();	3875	%EXT_CORO = ();
3387		3876
3388	warn "removing commands";	3877	trace "removing commands";
3389	%COMMAND = ();	3878	%COMMAND = ();
3390		3879
3391	warn "removing ext/exti commands";	3880	trace "removing ext/exti commands";
3392	%EXTCMD = ();	3881	%EXTCMD = ();
3393	%EXTICMD = ();	3882	%EXTICMD = ();
3394		3883
3395	warn "unloading/nuking all extensions";	3884	trace "unloading/nuking all extensions";
3396	for my $pkg (@EXTS) {	3885	for my $pkg (@EXTS) {
3397	warn "... unloading $pkg";	3886	trace "... unloading $pkg";
3398		3887
3399	if (my $cb = $pkg->can ("unload")) {	3888	if (my $cb = $pkg->can ("unload")) {
3400	eval {	3889	eval {
3401	$cb->($pkg);	3890	$cb->($pkg);
3402	1	3891	1
3403	} 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;
3404	}	3897	}
3405		3898
3406	warn "... nuking $pkg";
3407	Symbol::delete_package $pkg;
3408	}
3409
3410	warn "unloading all perl modules loaded from $LIBDIR";	3899	trace "unloading all perl modules loaded from $LIBDIR";
3411	while (my ($k, $v) = each %INC) {	3900	while (my ($k, $v) = each %INC) {
3412	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3901	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3413		3902
3414	warn "... unloading $k";	3903	trace "... unloading $k";
3415	delete $INC{$k};	3904	delete $INC{$k};
3416		3905
3417	$k =~ s/\.pm$//;	3906	$k =~ s/\.pm$//;
3418	$k =~ s/\//::/g;	3907	$k =~ s/\//::/g;
3419		3908
3420	if (my $cb = $k->can ("unload_module")) {	3909	if (my $cb = $k->can ("unload_module")) {
3421	$cb->();	3910	$cb->();
		3911	}
		3912
		3913	clear_package $k;
3422	}	3914	}
3423		3915
3424	Symbol::delete_package $k;
3425	}
3426
3427	warn "getting rid of safe::, as good as possible";	3916	trace "getting rid of safe::, as good as possible";
3428	Symbol::delete_package "safe::$_"	3917	clear_package "safe::$_"
3429	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);
3430		3919
3431	warn "unloading cf.pm \"a bit\"";	3920	trace "unloading cf.pm \"a bit\"";
3432	delete $INC{"cf.pm"};	3921	delete $INC{"cf.pm"};
3433	delete $INC{"cf/pod.pm"};	3922	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3434		3923
3435	# don't, removes xs symbols, too,	3924	# don't, removes xs symbols, too,
3436	# and global variables created in xs	3925	# and global variables created in xs
3437	#Symbol::delete_package __PACKAGE__;	3926	#clear_package __PACKAGE__;
3438		3927
3439	warn "unload completed, starting to reload now";	3928	info "unload completed, starting to reload now";
3440		3929
3441	warn "reloading cf.pm";	3930	trace "reloading cf.pm";
3442	require cf;	3931	require cf;
3443	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3932	cf::_connect_to_perl_1;
3444		3933
3445	warn "loading config and database again";	3934	trace "loading config and database again";
3446	cf::reload_config;	3935	cf::reload_config;
3447		3936
3448	warn "loading extensions";	3937	trace "loading extensions";
3449	cf::load_extensions;	3938	cf::load_extensions;
3450		3939
		3940	if ($REATTACH_ON_RELOAD) {
3451	warn "reattaching attachments to objects/players";	3941	trace "reattaching attachments to objects/players";
3452	_global_reattach; # objects, sockets	3942	_global_reattach; # objects, sockets
3453	warn "reattaching attachments to maps";	3943	trace "reattaching attachments to maps";
3454	reattach $_ for values %MAP;	3944	reattach $_ for values %MAP;
3455	warn "reattaching attachments to players";	3945	trace "reattaching attachments to players";
3456	reattach $_ for values %PLAYER;	3946	reattach $_ for values %PLAYER;
		3947	}
3457		3948
		3949	trace "running post_init jobs";
		3950	(pop @POST_INIT)->(1) while @POST_INIT;
		3951
3458	warn "leaving sync_job";	3952	trace "leaving sync_job";
3459		3953
3460	1	3954	1
3461	} or do {	3955	} or do {
3462	warn $@;	3956	error $@;
3463	warn "error while reloading, exiting.";	3957	cf::cleanup "error while reloading, exiting.";
3464	exit 1;	3958	};
		3959
		3960	info "reloaded";
		3961	--$RELOAD;
3465	};	3962	}
3466		3963
3467	warn "reloaded";	3964	$t1 = AE::time - $t1;
		3965	info "reload completed in ${t1}s\n";
3468	};	3966	};
3469		3967
3470	our $RELOAD_WATCHER; # used only during reload	3968	our $RELOAD_WATCHER; # used only during reload
3471		3969
3472	sub reload_perl() {	3970	sub reload_perl() {
3473	# doing reload synchronously and two reloads happen back-to-back,	3971	# doing reload synchronously and two reloads happen back-to-back,
3474	# coro crashes during coro_state_free->destroy here.	3972	# coro crashes during coro_state_free->destroy here.
3475		3973
3476	$RELOAD_WATCHER ||= Event->timer (	3974	$RELOAD_WATCHER ||= cf::async {
3477	reentrant => 0,	3975	Coro::AIO::aio_wait cache_extensions;
3478	after => 0,	3976
3479	data => WF_AUTOCANCEL,	3977	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3480	cb => sub {
3481	do_reload_perl;	3978	do_reload_perl;
3482	undef $RELOAD_WATCHER;	3979	undef $RELOAD_WATCHER;
3483	},	3980	};
3484	);	3981	};
3485	}	3982	}
3486		3983
3487	register_command "reload" => sub {	3984	register_command "reload" => sub {
3488	my ($who, $arg) = @_;	3985	my ($who, $arg) = @_;
3489		3986
…		…
3502		3999
3503	our @WAIT_FOR_TICK;	4000	our @WAIT_FOR_TICK;
3504	our @WAIT_FOR_TICK_BEGIN;	4001	our @WAIT_FOR_TICK_BEGIN;
3505		4002
3506	sub wait_for_tick {	4003	sub wait_for_tick {
3507	return unless $TICK_WATCHER->is_active;
3508	return if $Coro::current == $Coro::main;	4004	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3509		4005
3510	my $signal = new Coro::Signal;	4006	my $signal = new Coro::Signal;
3511	push @WAIT_FOR_TICK, $signal;	4007	push @WAIT_FOR_TICK, $signal;
3512	$signal->wait;	4008	$signal->wait;
3513	}	4009	}
3514		4010
3515	sub wait_for_tick_begin {	4011	sub wait_for_tick_begin {
3516	return unless $TICK_WATCHER->is_active;
3517	return if $Coro::current == $Coro::main;	4012	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3518		4013
3519	my $signal = new Coro::Signal;	4014	my $signal = new Coro::Signal;
3520	push @WAIT_FOR_TICK_BEGIN, $signal;	4015	push @WAIT_FOR_TICK_BEGIN, $signal;
3521	$signal->wait;	4016	$signal->wait;
3522	}	4017	}
3523		4018
3524	$TICK_WATCHER = Event->timer (	4019	sub tick {
3525	reentrant => 0,
3526	parked => 1,
3527	prio => 0,
3528	at => $NEXT_TICK || $TICK,
3529	data => WF_AUTOCANCEL,
3530	cb => sub {
3531	if ($Coro::current != $Coro::main) {	4020	if ($Coro::current != $Coro::main) {
3532	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4021	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3533	unless ++$bug_warning > 10;	4022	unless ++$bug_warning > 10;
3534	return;	4023	return;
3535	}	4024	}
3536		4025
3537	$NOW = $tick_start = Event::time;
3538
3539	cf::server_tick; # one server iteration	4026	cf::server_tick; # one server iteration
3540		4027
3541	$RUNTIME += $TICK;	4028	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3542	$NEXT_TICK += $TICK;
3543		4029
3544	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4030	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3545	$NEXT_RUNTIME_WRITE = $NOW + 10;	4031	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3546	Coro::async_pool {	4032	Coro::async_pool {
3547	$Coro::current->{desc} = "runtime saver";	4033	$Coro::current->{desc} = "runtime saver";
3548	write_runtime	4034	write_runtime_sync
3549	or warn "ERROR: unable to write runtime file: $!";	4035	or error "ERROR: unable to write runtime file: $!";
3550	};
3551	}	4036	};
		4037	}
3552		4038
3553	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4039	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3554	$sig->send;	4040	$sig->send;
3555	}	4041	}
3556	while (my $sig = shift @WAIT_FOR_TICK) {	4042	while (my $sig = shift @WAIT_FOR_TICK) {
3557	$sig->send;	4043	$sig->send;
3558	}	4044	}
3559		4045
3560	$NOW = Event::time;	4046	$LOAD = ($NOW - $TICK_START) / $TICK;
3561
3562	# if we are delayed by four ticks or more, skip them all
3563	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3564
3565	$TICK_WATCHER->at ($NEXT_TICK);
3566	$TICK_WATCHER->start;
3567
3568	$LOAD = ($NOW - $tick_start) / $TICK;
3569	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4047	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3570		4048
3571	_post_tick;	4049	if (0) {
		4050	if ($NEXT_TICK) {
		4051	my $jitter = $TICK_START - $NEXT_TICK;
		4052	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4053	debug "jitter $JITTER\n";#d#
		4054	}
3572	},	4055	}
3573	);	4056	}
3574		4057
3575	{	4058	{
		4059	# configure BDB
		4060
3576	BDB::min_parallel 8;	4061	BDB::min_parallel 16;
3577	BDB::max_poll_time $TICK * 0.1;	4062	BDB::max_poll_reqs $TICK * 0.1;
3578	$BDB_POLL_WATCHER = Event->io (	4063	$AnyEvent::BDB::WATCHER->priority (1);
3579	reentrant => 0,
3580	fd => BDB::poll_fileno,
3581	poll => 'r',
3582	prio => 0,
3583	data => WF_AUTOCANCEL,
3584	cb => \&BDB::poll_cb,
3585	);
3586
3587	BDB::set_sync_prepare {
3588	my $status;
3589	my $current = $Coro::current;
3590	(
3591	sub {
3592	$status = $!;
3593	$current->ready; undef $current;
3594	},
3595	sub {
3596	Coro::schedule while defined $current;
3597	$! = $status;
3598	},
3599	)
3600	};
3601		4064
3602	unless ($DB_ENV) {	4065	unless ($DB_ENV) {
3603	$DB_ENV = BDB::db_env_create;	4066	$DB_ENV = BDB::db_env_create;
3604	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4067	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3605	| 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;
3606	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4070	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3607	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4071	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3608		4072
3609	cf::sync_job {	4073	cf::sync_job {
3610	eval {	4074	eval {
…		…
3620		4084
3621	cf::cleanup "db_env_open(db): $@" if $@;	4085	cf::cleanup "db_env_open(db): $@" if $@;
3622	};	4086	};
3623	}	4087	}
3624		4088
3625	$BDB_DEADLOCK_WATCHER = Event->timer (	4089	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3626	after => 3,
3627	interval => 1,
3628	hard => 1,
3629	prio => 0,
3630	data => WF_AUTOCANCEL,
3631	cb => sub {
3632	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 { };
3633	},
3634	);	4091	};
3635	$BDB_CHECKPOINT_WATCHER = Event->timer (	4092	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3636	after => 11,
3637	interval => 60,
3638	hard => 1,
3639	prio => 0,
3640	data => WF_AUTOCANCEL,
3641	cb => sub {
3642	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4093	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3643	},
3644	);	4094	};
3645	$BDB_TRICKLE_WATCHER = Event->timer (	4095	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3646	after => 5,
3647	interval => 10,
3648	hard => 1,
3649	prio => 0,
3650	data => WF_AUTOCANCEL,
3651	cb => sub {
3652	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4096	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3653	},
3654	);	4097	};
3655	}	4098	}
3656		4099
3657	{	4100	{
		4101	# configure IO::AIO
		4102
3658	IO::AIO::min_parallel 8;	4103	IO::AIO::min_parallel 8;
3659
3660	undef $Coro::AIO::WATCHER;
3661	IO::AIO::max_poll_time $TICK * 0.1;	4104	IO::AIO::max_poll_time $TICK * 0.1;
3662	$AIO_POLL_WATCHER = Event->io (	4105	undef $AnyEvent::AIO::WATCHER;
3663	reentrant => 0,
3664	data => WF_AUTOCANCEL,
3665	fd => IO::AIO::poll_fileno,
3666	poll => 'r',
3667	prio => 0,
3668	cb => \&IO::AIO::poll_cb,
3669	);
3670	}	4106	}
3671		4107
3672	my $_log_backtrace;	4108	my $_log_backtrace;
3673		4109
3674	sub _log_backtrace {	4110	sub _log_backtrace {
…		…
3677	$msg =~ s/\n//;	4113	$msg =~ s/\n//;
3678		4114
3679	# limit the # of concurrent backtraces	4115	# limit the # of concurrent backtraces
3680	if ($_log_backtrace < 2) {	4116	if ($_log_backtrace < 2) {
3681	++$_log_backtrace;	4117	++$_log_backtrace;
		4118	my $perl_bt = Carp::longmess $msg;
3682	async {	4119	async {
3683	$Coro::current->{desc} = "abt $msg";	4120	$Coro::current->{desc} = "abt $msg";
3684		4121
3685	my @bt = fork_call {	4122	my @bt = fork_call {
3686	@addr = map { sprintf "%x", $_ } @addr;	4123	@addr = map { sprintf "%x", $_ } @addr;
…		…
3697	}	4134	}
3698		4135
3699	@funcs	4136	@funcs
3700	};	4137	};
3701		4138
3702	LOG llevInfo, "[ABT] $msg\n";	4139	LOG llevInfo, "[ABT] $perl_bt\n";
		4140	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3703	LOG llevInfo, "[ABT] $_\n" for @bt;	4141	LOG llevInfo, "[ABT] $_\n" for @bt;
3704	--$_log_backtrace;	4142	--$_log_backtrace;
3705	};	4143	};
3706	} else {	4144	} else {
3707	LOG llevInfo, "[ABT] $msg\n";	4145	LOG llevInfo, "[ABT] $msg\n";
3708	LOG llevInfo, "[ABT] [suppressed]\n";	4146	LOG llevInfo, "[ABT] [suppressed]\n";
3709	}	4147	}
3710	}	4148	}
3711		4149
3712	# load additional modules	4150	# load additional modules
3713	use cf::pod;	4151	require "cf/$_.pm" for @EXTRA_MODULES;
		4152	cf::_connect_to_perl_2;
3714		4153
3715	END { cf::emergency_save }	4154	END { cf::emergency_save }
3716		4155
3717	1	4156	1
3718		4157

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