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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.311 by root, Fri Jul 20 16:11:10 2007 UTC vs.
Revision 1.506 by root, Wed Feb 3 20:48:22 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
		25	use 5.10.0;
3	use utf8;	26	use utf8;
4	use strict;	27	use strict qw(vars subs);
5		28
6	use Symbol;	29	use Symbol;
7	use List::Util;	30	use List::Util;
8	use Socket;	31	use Socket;
9	use Storable;	32	use EV;
10	use Event;
11	use Opcode;	33	use Opcode;
12	use Safe;	34	use Safe;
13	use Safe::Hole;	35	use Safe::Hole;
		36	use Storable ();
		37	use Carp ();
14		38
		39	use Guard ();
15	use Coro 3.61 ();	40	use Coro ();
16	use Coro::State;	41	use Coro::State;
17	use Coro::Handle;	42	use Coro::Handle;
		43	use Coro::EV;
18	use Coro::Event;	44	use Coro::AnyEvent;
19	use Coro::Timer;	45	use Coro::Timer;
20	use Coro::Signal;	46	use Coro::Signal;
21	use Coro::Semaphore;	47	use Coro::Semaphore;
		48	use Coro::SemaphoreSet;
		49	use Coro::AnyEvent;
22	use Coro::AIO;	50	use Coro::AIO;
		51	use Coro::BDB 1.6;
23	use Coro::Storable;	52	use Coro::Storable;
		53	use Coro::Util ();
24		54
25	use JSON::XS 1.4 ();	55	use JSON::XS 2.01 ();
26	use BDB ();	56	use BDB ();
27	use Data::Dumper;	57	use Data::Dumper;
28	use Digest::MD5;
29	use Fcntl;	58	use Fcntl;
30	use YAML::Syck ();	59	use YAML::XS ();
31	use IO::AIO 2.32 ();	60	use IO::AIO ();
32	use Time::HiRes;	61	use Time::HiRes;
33	use Compress::LZF;	62	use Compress::LZF;
34	use Digest::MD5 ();	63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
35		66
36	# configure various modules to our taste	67	# configure various modules to our taste
37	#	68	#
38	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
39	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	70	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		71
		72	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		73
		74	# make sure c-lzf reinitialises itself
		75	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
40	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	76	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
41		77
42	$Event::Eval = 1; # no idea why this is required, but it is	78	# strictly for debugging
43		79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
44	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
45	$YAML::Syck::ImplicitUnicode = 1;
46
47	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
48		80
49	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
50		82
51	our %COMMAND = ();	83	our %COMMAND = ();
52	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
55	our %EXTCMD = ();	87	our %EXTCMD = ();
56	our %EXTICMD = ();	88	our %EXTICMD = ();
57	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
58	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
59		91
60	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
61	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
62		96
63	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
64	our $DATADIR = datadir;	98	our $DATADIR = datadir;
65	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
66	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
67	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
68	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
73	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
		111	our %RESOURCE;
74		112
75	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	113	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
76	our $TICK_WATCHER;
77	our $AIO_POLL_WATCHER;
78	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	114	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
79	our $NEXT_TICK;	115	our $NEXT_TICK;
80	our $NOW;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off	116	our $USE_FSYNC = 1; # use fsync to write maps - default on
82		117
		118	our $BDB_DEADLOCK_WATCHER;
		119	our $BDB_CHECKPOINT_WATCHER;
83	our $BDB_POLL_WATCHER;	120	our $BDB_TRICKLE_WATCHER;
84	our $DB_ENV;	121	our $DB_ENV;
		122
		123	our @EXTRA_MODULES = qw(pod match mapscript);
85		124
86	our %CFG;	125	our %CFG;
87		126
88	our $UPTIME; $UPTIME ||= time;	127	our $UPTIME; $UPTIME ||= time;
89	our $RUNTIME;	128	our $RUNTIME;
		129	our $NOW;
90		130
91	our %PLAYER; # all users	131	our (%PLAYER, %PLAYER_LOADING); # all users
92	our %MAP; # all maps	132	our (%MAP, %MAP_LOADING ); # all maps
93	our $LINK_MAP; # the special {link} map, which is always available	133	our $LINK_MAP; # the special {link} map, which is always available
94		134
95	# used to convert map paths into valid unix filenames by replacing / by ∕	135	# used to convert map paths into valid unix filenames by replacing / by ∕
96	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	136	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
97		137
98	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	138	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
99	our $LOADAVG; # same thing, but with alpha-smoothing	139	our $LOADAVG; # same thing, but with alpha-smoothing
		140	our $JITTER; # average jitter
100	our $tick_start; # for load detecting purposes	141	our $TICK_START; # for load detecting purposes
		142
		143	our @POST_INIT;
		144
		145	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		146	our $REALLY_UNLOOP; # never set to true, please :)
101		147
102	binmode STDOUT;	148	binmode STDOUT;
103	binmode STDERR;	149	binmode STDERR;
104		150
105	# read virtual server time, if available	151	# read virtual server time, if available
106	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	152	unless ($RUNTIME || !-e $RUNTIMEFILE) {
107	open my $fh, "<", "$LOCALDIR/runtime"	153	open my $fh, "<", $RUNTIMEFILE
108	or die "unable to read runtime file: $!";	154	or die "unable to read $RUNTIMEFILE file: $!";
109	$RUNTIME = <$fh> + 0.;	155	$RUNTIME = <$fh> + 0.;
110	}	156	}
		157
		158	eval "sub TICK() { $TICK } 1" or die;
111		159
112	mkdir $_	160	mkdir $_
113	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	161	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
114		162
115	our $EMERGENCY_POSITION;	163	our $EMERGENCY_POSITION;
116		164
117	sub cf::map::normalise;	165	sub cf::map::normalise;
		166
		167	#############################################################################
		168
		169	%REFLECT = ();
		170	for (@REFLECT) {
		171	my $reflect = JSON::XS::decode_json $_;
		172	$REFLECT{$reflect->{class}} = $reflect;
		173	}
		174
		175	# this is decidedly evil
		176	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
118		177
119	#############################################################################	178	#############################################################################
120		179
121	=head2 GLOBAL VARIABLES	180	=head2 GLOBAL VARIABLES
122		181
…		…
158		217
159	The raw value load value from the last tick.	218	The raw value load value from the last tick.
160		219
161	=item %cf::CFG	220	=item %cf::CFG
162		221
163	Configuration for the server, loaded from C</etc/crossfire/config>, or	222	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
164	from wherever your confdir points to.	223	from wherever your confdir points to.
165		224
166	=item cf::wait_for_tick, cf::wait_for_tick_begin	225	=item cf::wait_for_tick, cf::wait_for_tick_begin
167		226
168	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	227	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
169	returns directly I<after> the tick processing (and consequently, can only wake one process	228	returns directly I<after> the tick processing (and consequently, can only wake one process
170	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	229	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
171		230
172	=item @cf::INVOKE_RESULTS	231	=item @cf::INVOKE_RESULTS
173		232
174	This array contains the results of the last C<invoke ()> call. When	233	This array contains the results of the last C<invoke ()> call. When
175	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	234	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
176	that call.	235	that call.
177		236
		237	=item %cf::REFLECT
		238
		239	Contains, for each (C++) class name, a hash reference with information
		240	about object members (methods, scalars, arrays and flags) and other
		241	metadata, which is useful for introspection.
		242
178	=back	243	=back
179		244
180	=cut	245	=cut
181		246
182	BEGIN {	247	$Coro::State::WARNHOOK = sub {
183	*CORE::GLOBAL::warn = sub {
184	my $msg = join "", @_;	248	my $msg = join "", @_;
185		249
186	$msg .= "\n"	250	$msg .= "\n"
187	unless $msg =~ /\n$/;	251	unless $msg =~ /\n$/;
188		252
189	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	253	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
190		254
191	utf8::encode $msg;
192	LOG llevError, $msg;	255	LOG llevError, $msg;
193	};	256	};
194	}	257
		258	$Coro::State::DIEHOOK = sub {
		259	return unless $^S eq 0; # "eq", not "=="
		260
		261	warn Carp::longmess $_[0];
		262
		263	if ($Coro::current == $Coro::main) {#d#
		264	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		265	return;#d#
		266	}#d#
		267
		268	# kill coroutine otherwise
		269	Coro::terminate
		270	};
195		271
196	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	272	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
197	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	273	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
198	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	274	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
199	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	275	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
206	for my $pkg (qw(	282	for my $pkg (qw(
207	cf::global cf::attachable	283	cf::global cf::attachable
208	cf::object cf::object::player	284	cf::object cf::object::player
209	cf::client cf::player	285	cf::client cf::player
210	cf::arch cf::living	286	cf::arch cf::living
		287	cf::map cf::mapspace
211	cf::map cf::party cf::region	288	cf::party cf::region
212	)) {	289	)) {
213	no strict 'refs';
214	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	290	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
215	}	291	}
216		292
217	$Event::DIED = sub {	293	$EV::DIED = sub {
218	warn "error in event callback: @_";	294	Carp::cluck "error in event callback: @_";
219	};	295	};
220		296
221	#############################################################################	297	#############################################################################
222		298
223	=head2 UTILITY FUNCTIONS	299	=head2 UTILITY FUNCTIONS
…		…
245	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	321	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
246	$d	322	$d
247	} || "[unable to dump $_[0]: '$@']";	323	} || "[unable to dump $_[0]: '$@']";
248	}	324	}
249		325
250	=item $ref = cf::from_json $json	326	=item $ref = cf::decode_json $json
251		327
252	Converts a JSON string into the corresponding perl data structure.	328	Converts a JSON string into the corresponding perl data structure.
253		329
254	=item $json = cf::to_json $ref	330	=item $json = cf::encode_json $ref
255		331
256	Converts a perl data structure into its JSON representation.	332	Converts a perl data structure into its JSON representation.
257		333
258	=cut	334	=cut
259		335
260	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	336	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
261		337
262	sub to_json ($) { $json_coder->encode ($_[0]) }	338	sub encode_json($) { $json_coder->encode ($_[0]) }
263	sub from_json ($) { $json_coder->decode ($_[0]) }	339	sub decode_json($) { $json_coder->decode ($_[0]) }
		340
		341	=item cf::post_init { BLOCK }
		342
		343	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		344	but I<before> the server starts ticking again.
		345
		346	The cdoeblock will have a single boolean argument to indicate whether this
		347	is a reload or not.
		348
		349	=cut
		350
		351	sub post_init(&) {
		352	push @POST_INIT, shift;
		353	}
264		354
265	=item cf::lock_wait $string	355	=item cf::lock_wait $string
266		356
267	Wait until the given lock is available. See cf::lock_acquire.	357	Wait until the given lock is available. See cf::lock_acquire.
268		358
269	=item my $lock = cf::lock_acquire $string	359	=item my $lock = cf::lock_acquire $string
270		360
271	Wait until the given lock is available and then acquires it and returns	361	Wait until the given lock is available and then acquires it and returns
272	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	362	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
273	for example when the coroutine gets canceled), the lock is automatically	363	for example when the coroutine gets canceled), the lock is automatically
274	returned.	364	returned.
275		365
		366	Locks are *not* recursive, locking from the same coro twice results in a
		367	deadlocked coro.
		368
276	Lock names should begin with a unique identifier (for example, cf::map::find	369	Lock names should begin with a unique identifier (for example, cf::map::find
277	uses map_find and cf::map::load uses map_load).	370	uses map_find and cf::map::load uses map_load).
278		371
279	=item $locked = cf::lock_active $string	372	=item $locked = cf::lock_active $string
280		373
281	Return true if the lock is currently active, i.e. somebody has locked it.	374	Return true if the lock is currently active, i.e. somebody has locked it.
282		375
283	=cut	376	=cut
284		377
285	our %LOCK;	378	our $LOCKS = new Coro::SemaphoreSet;
286		379
287	sub lock_wait($) {	380	sub lock_wait($) {
288	my ($key) = @_;	381	$LOCKS->wait ($_[0]);
289
290	# wait for lock, if any
291	while ($LOCK{$key}) {
292	push @{ $LOCK{$key} }, $Coro::current;
293	Coro::schedule;
294	}
295	}	382	}
296		383
297	sub lock_acquire($) {	384	sub lock_acquire($) {
298	my ($key) = @_;	385	$LOCKS->guard ($_[0])
299
300	# wait, to be sure we are not locked
301	lock_wait $key;
302
303	$LOCK{$key} = [];
304
305	Coro::guard {
306	# wake up all waiters, to be on the safe side
307	$_->ready for @{ delete $LOCK{$key} };
308	}
309	}	386	}
310		387
311	sub lock_active($) {	388	sub lock_active($) {
312	my ($key) = @_;	389	$LOCKS->count ($_[0]) < 1
313
314	! ! $LOCK{$key}
315	}	390	}
316		391
317	sub freeze_mainloop {	392	sub freeze_mainloop {
318	return unless $TICK_WATCHER->is_active;	393	tick_inhibit_inc;
319		394
320	my $guard = Coro::guard {	395	&Guard::guard (\&tick_inhibit_dec);
321	$TICK_WATCHER->start;	396	}
		397
		398	=item cf::periodic $interval, $cb
		399
		400	Like EV::periodic, but randomly selects a starting point so that the actions
		401	get spread over timer.
		402
		403	=cut
		404
		405	sub periodic($$) {
		406	my ($interval, $cb) = @_;
		407
		408	my $start = rand List::Util::min 180, $interval;
		409
		410	EV::periodic $start, $interval, 0, $cb
		411	}
		412
		413	=item cf::get_slot $time[, $priority[, $name]]
		414
		415	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		416	This call blocks and returns only when you have at least C<$time> seconds
		417	of cpu time till the next tick. The slot is only valid till the next cede.
		418
		419	The optional C<$name> can be used to identify the job to run. It might be
		420	used for statistical purposes and should identify the same time-class.
		421
		422	Useful for short background jobs.
		423
		424	=cut
		425
		426	our @SLOT_QUEUE;
		427	our $SLOT_QUEUE;
		428	our $SLOT_DECAY = 0.9;
		429
		430	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		431	$SLOT_QUEUE = Coro::async {
		432	$Coro::current->desc ("timeslot manager");
		433
		434	my $signal = new Coro::Signal;
		435	my $busy;
		436
		437	while () {
		438	next_job:
		439
		440	my $avail = cf::till_tick;
		441
		442	for (0 .. $#SLOT_QUEUE) {
		443	if ($SLOT_QUEUE[$_][0] <= $avail) {
		444	$busy = 0;
		445	my $job = splice @SLOT_QUEUE, $_, 1, ();
		446	$job->[2]->send;
		447	Coro::cede;
		448	goto next_job;
		449	} else {
		450	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
		451	}
		452	}
		453
		454	if (@SLOT_QUEUE) {
		455	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		456	push @cf::WAIT_FOR_TICK, $signal;
		457	$signal->wait;
		458	} else {
		459	$busy = 0;
		460	Coro::schedule;
		461	}
322	};	462	}
323	$TICK_WATCHER->stop;	463	};
324	$guard	464
		465	sub get_slot($;$$) {
		466	return if tick_inhibit || $Coro::current == $Coro::main;
		467
		468	my ($time, $pri, $name) = @_;
		469
		470	$time = clamp $time, 0.01, $TICK * .6;
		471
		472	my $sig = new Coro::Signal;
		473
		474	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		475	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		476	$SLOT_QUEUE->ready;
		477	$sig->wait;
325	}	478	}
326		479
327	=item cf::async { BLOCK }	480	=item cf::async { BLOCK }
328		481
329	Currently the same as Coro::async_pool, meaning you cannot use	482	Currently the same as Coro::async_pool, meaning you cannot use
…		…
334		487
335	BEGIN { *async = \&Coro::async_pool }	488	BEGIN { *async = \&Coro::async_pool }
336		489
337	=item cf::sync_job { BLOCK }	490	=item cf::sync_job { BLOCK }
338		491
339	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	492	The design of Deliantra requires that the main coroutine ($Coro::main)
340	is always able to handle events or runnable, as Crossfire TRT is only	493	is always able to handle events or runnable, as Deliantra is only
341	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	494	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
342	acceptable.	495	acceptable.
343		496
344	If it must be done, put the blocking parts into C<sync_job>. This will run	497	If it must be done, put the blocking parts into C<sync_job>. This will run
345	the given BLOCK in another coroutine while waiting for the result. The	498	the given BLOCK in another coroutine while waiting for the result. The
…		…
350		503
351	sub sync_job(&) {	504	sub sync_job(&) {
352	my ($job) = @_;	505	my ($job) = @_;
353		506
354	if ($Coro::current == $Coro::main) {	507	if ($Coro::current == $Coro::main) {
355	my $time = Event::time;	508	my $time = EV::time;
356		509
357	# this is the main coro, too bad, we have to block	510	# this is the main coro, too bad, we have to block
358	# till the operation succeeds, freezing the server :/	511	# till the operation succeeds, freezing the server :/
359		512
360	# TODO: use suspend/resume instead	513	LOG llevError, Carp::longmess "sync job";#d#
361	# (but this is cancel-safe)	514
362	my $freeze_guard = freeze_mainloop;	515	my $freeze_guard = freeze_mainloop;
363		516
364	my $busy = 1;	517	my $busy = 1;
365	my @res;	518	my @res;
366		519
367	(async {	520	(async {
		521	$Coro::current->desc ("sync job coro");
368	@res = eval { $job->() };	522	@res = eval { $job->() };
369	warn $@ if $@;	523	warn $@ if $@;
370	undef $busy;	524	undef $busy;
371	})->prio (Coro::PRIO_MAX);	525	})->prio (Coro::PRIO_MAX);
372		526
373	while ($busy) {	527	while ($busy) {
374	Coro::cede or Event::one_event;	528	if (Coro::nready) {
		529	Coro::cede_notself;
		530	} else {
		531	EV::loop EV::LOOP_ONESHOT;
375	}	532	}
		533	}
376		534
377	$time = Event::time - $time;	535	my $time = EV::time - $time;
378		536
379	LOG llevError | logBacktrace, Carp::longmess "long sync job"
380	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
381
382	$tick_start += $time; # do not account sync jobs to server load	537	$TICK_START += $time; # do not account sync jobs to server load
383		538
384	wantarray ? @res : $res[0]	539	wantarray ? @res : $res[0]
385	} else {	540	} else {
386	# we are in another coroutine, how wonderful, everything just works	541	# we are in another coroutine, how wonderful, everything just works
387		542
…		…
412	=item fork_call { }, $args	567	=item fork_call { }, $args
413		568
414	Executes the given code block with the given arguments in a seperate	569	Executes the given code block with the given arguments in a seperate
415	process, returning the results. Everything must be serialisable with	570	process, returning the results. Everything must be serialisable with
416	Coro::Storable. May, of course, block. Note that the executed sub may	571	Coro::Storable. May, of course, block. Note that the executed sub may
417	never block itself or use any form of Event handling.	572	never block itself or use any form of event handling.
418		573
419	=cut	574	=cut
420
421	sub _store_scalar {
422	open my $fh, ">", \my $buf
423	or die "fork_call: cannot open fh-to-buf in child : $!";
424	Storable::store_fd $_[0], $fh;
425	close $fh;
426
427	$buf
428	}
429		575
430	sub fork_call(&@) {	576	sub fork_call(&@) {
431	my ($cb, @args) = @_;	577	my ($cb, @args) = @_;
432		578
433	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	579	# we seemingly have to make a local copy of the whole thing,
434	# or die "socketpair: $!";	580	# otherwise perl prematurely frees the stuff :/
435	pipe my $fh1, my $fh2	581	# TODO: investigate and fix (likely this will be rather laborious)
436	or die "pipe: $!";
437		582
438	if (my $pid = fork) {	583	my @res = Coro::Util::fork_eval {
439	close $fh2;
440
441	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
442	warn "pst<$res>" unless $res =~ /^pst/;
443	$res = Coro::Storable::thaw $res;
444
445	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
446
447	Carp::confess $$res unless "ARRAY" eq ref $res;
448
449	return wantarray ? @$res : $res->[-1];
450	} else {
451	reset_signals;	584	reset_signals;
452	local $SIG{__WARN__};	585	&$cb
453	local $SIG{__DIE__};	586	}, @args;
454	# just in case, this hack effectively disables event
455	# in the child. cleaner and slower would be canceling all watchers,
456	# but this works for the time being.
457	local $Coro::idle;
458	$Coro::current->prio (Coro::PRIO_MAX);
459		587
460	eval {	588	wantarray ? @res : $res[-1]
461	close $fh1;	589	}
462		590
463	my @res = eval { $cb->(@args) };	591	=item $coin = coin_from_name $name
464		592
465	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;	593	=cut
466	close $fh2;
467	};
468		594
469	warn $@ if $@;	595	our %coin_alias = (
470	_exit 0;	596	"silver" => "silvercoin",
471	}	597	"silvercoin" => "silvercoin",
		598	"silvercoins" => "silvercoin",
		599	"gold" => "goldcoin",
		600	"goldcoin" => "goldcoin",
		601	"goldcoins" => "goldcoin",
		602	"platinum" => "platinacoin",
		603	"platinumcoin" => "platinacoin",
		604	"platinumcoins" => "platinacoin",
		605	"platina" => "platinacoin",
		606	"platinacoin" => "platinacoin",
		607	"platinacoins" => "platinacoin",
		608	"royalty" => "royalty",
		609	"royalties" => "royalty",
		610	);
		611
		612	sub coin_from_name($) {
		613	$coin_alias{$_[0]}
		614	? cf::arch::find $coin_alias{$_[0]}
		615	: undef
472	}	616	}
473		617
474	=item $value = cf::db_get $family => $key	618	=item $value = cf::db_get $family => $key
475		619
476	Returns a single value from the environment database.	620	Returns a single value from the environment database.
…		…
478	=item cf::db_put $family => $key => $value	622	=item cf::db_put $family => $key => $value
479		623
480	Stores the given C<$value> in the family. It can currently store binary	624	Stores the given C<$value> in the family. It can currently store binary
481	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	625	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
482		626
		627	=item $db = cf::db_table "name"
		628
		629	Create and/or open a new database table. The string must not be "db" and must be unique
		630	within each server.
		631
483	=cut	632	=cut
		633
		634	sub db_table($) {
		635	my ($name) = @_;
		636	my $db = BDB::db_create $DB_ENV;
		637
		638	eval {
		639	$db->set_flags (BDB::CHKSUM);
		640
		641	utf8::encode $name;
		642	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		643	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		644	cf::cleanup "db_open(db): $!" if $!;
		645	};
		646	cf::cleanup "db_open(db): $@" if $@;
		647
		648	$db
		649	}
484		650
485	our $DB;	651	our $DB;
486		652
487	sub db_init {	653	sub db_init {
488	unless ($DB) {
489	$DB = BDB::db_create $DB_ENV;
490
491	cf::sync_job {	654	cf::sync_job {
492	eval {	655	$DB ||= db_table "db";
493	$DB->set_flags (BDB::CHKSUM);
494
495	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
496	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
497	cf::cleanup "db_open(db): $!" if $!;
498	};
499	cf::cleanup "db_open(db): $@" if $@;
500	};
501	}	656	};
502	}	657	}
503		658
504	sub db_get($$) {	659	sub db_get($$) {
505	my $key = "$_[0]/$_[1]";	660	my $key = "$_[0]/$_[1]";
506		661
…		…
556	if (1) {	711	if (1) {
557	$md5 =	712	$md5 =
558	join "\x00",	713	join "\x00",
559	$processversion,	714	$processversion,
560	map {	715	map {
561	Coro::cede;	716	cf::cede_to_tick;
562	($src->[$_], Digest::MD5::md5_hex $data[$_])	717	($src->[$_], Digest::MD5::md5_hex $data[$_])
563	} 0.. $#$src;	718	} 0.. $#$src;
564		719
565		720
566	my $dbmd5 = db_get cache => "$id/md5";	721	my $dbmd5 = db_get cache => "$id/md5";
…		…
604		759
605	#############################################################################	760	#############################################################################
606		761
607	=head2 ATTACHABLE OBJECTS	762	=head2 ATTACHABLE OBJECTS
608		763
609	Many objects in crossfire are so-called attachable objects. That means you can	764	Many objects in deliantra are so-called attachable objects. That means you can
610	attach callbacks/event handlers (a collection of which is called an "attachment")	765	attach callbacks/event handlers (a collection of which is called an "attachment")
611	to it. All such attachable objects support the following methods.	766	to it. All such attachable objects support the following methods.
612		767
613	In the following description, CLASS can be any of C<global>, C<object>	768	In the following description, CLASS can be any of C<global>, C<object>
614	C<player>, C<client> or C<map> (i.e. the attachable objects in	769	C<player>, C<client> or C<map> (i.e. the attachable objects in
615	Crossfire TRT).	770	Deliantra).
616		771
617	=over 4	772	=over 4
618		773
619	=item $attachable->attach ($attachment, key => $value...)	774	=item $attachable->attach ($attachment, key => $value...)
620		775
…		…
664	=item cf::CLASS::attachment $name, ...	819	=item cf::CLASS::attachment $name, ...
665		820
666	Register an attachment by C<$name> through which attachable objects of the	821	Register an attachment by C<$name> through which attachable objects of the
667	given CLASS can refer to this attachment.	822	given CLASS can refer to this attachment.
668		823
669	Some classes such as crossfire maps and objects can specify attachments	824	Some classes such as deliantra maps and objects can specify attachments
670	that are attached at load/instantiate time, thus the need for a name.	825	that are attached at load/instantiate time, thus the need for a name.
671		826
672	These calls expect any number of the following handler/hook descriptions:	827	These calls expect any number of the following handler/hook descriptions:
673		828
674	=over 4	829	=over 4
…		…
902	}	1057	}
903		1058
904	0	1059	0
905	}	1060	}
906		1061
907	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1062	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
908		1063
909	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1064	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
910		1065
911	Generate an object-specific event with the given arguments.	1066	Generate an object-specific event with the given arguments.
912		1067
…		…
919	=cut	1074	=cut
920		1075
921	#############################################################################	1076	#############################################################################
922	# object support	1077	# object support
923		1078
		1079	sub _object_equal($$);
		1080	sub _object_equal($$) {
		1081	my ($a, $b) = @_;
		1082
		1083	return 0 unless (ref $a) eq (ref $b);
		1084
		1085	if ("HASH" eq ref $a) {
		1086	my @ka = keys %$a;
		1087	my @kb = keys %$b;
		1088
		1089	return 0 if @ka != @kb;
		1090
		1091	for (0 .. $#ka) {
		1092	return 0 unless $ka[$_] eq $kb[$_];
		1093	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1094	}
		1095
		1096	} elsif ("ARRAY" eq ref $a) {
		1097
		1098	return 0 if @$a != @$b;
		1099
		1100	for (0 .. $#$a) {
		1101	return 0 unless _object_equal $a->[$_], $b->[$_];
		1102	}
		1103
		1104	} elsif ($a ne $b) {
		1105	return 0;
		1106	}
		1107
		1108	1
		1109	}
		1110
		1111	our $SLOW_MERGES;#d#
		1112	sub _can_merge {
		1113	my ($ob1, $ob2) = @_;
		1114
		1115	++$SLOW_MERGES;#d#
		1116
		1117	# we do the slow way here
		1118	return _object_equal $ob1, $ob2
		1119	}
		1120
924	sub reattach {	1121	sub reattach {
925	# basically do the same as instantiate, without calling instantiate	1122	# basically do the same as instantiate, without calling instantiate
926	my ($obj) = @_;	1123	my ($obj) = @_;
927		1124
		1125	# no longer needed after getting rid of delete_package?
928	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1126	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
929		1127
930	my $registry = $obj->registry;	1128	my $registry = $obj->registry;
931		1129
932	@$registry = ();	1130	@$registry = ();
933		1131
…		…
948	cf::attachable->attach (	1146	cf::attachable->attach (
949	prio => -1000000,	1147	prio => -1000000,
950	on_instantiate => sub {	1148	on_instantiate => sub {
951	my ($obj, $data) = @_;	1149	my ($obj, $data) = @_;
952		1150
953	$data = from_json $data;	1151	$data = decode_json $data;
954		1152
955	for (@$data) {	1153	for (@$data) {
956	my ($name, $args) = @$_;	1154	my ($name, $args) = @$_;
957		1155
958	$obj->attach ($name, %{$args || {} });	1156	$obj->attach ($name, %{$args || {} });
…		…
974	sub object_freezer_save {	1172	sub object_freezer_save {
975	my ($filename, $rdata, $objs) = @_;	1173	my ($filename, $rdata, $objs) = @_;
976		1174
977	sync_job {	1175	sync_job {
978	if (length $$rdata) {	1176	if (length $$rdata) {
		1177	utf8::decode (my $decname = $filename);
979	warn sprintf "saving %s (%d,%d)\n",	1178	warn sprintf "saving %s (%d,%d)\n",
980	$filename, length $$rdata, scalar @$objs;	1179	$decname, length $$rdata, scalar @$objs;
981		1180
982	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1181	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
983	chmod SAVE_MODE, $fh;	1182	aio_chmod $fh, SAVE_MODE;
984	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1183	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
985	aio_fsync $fh if $cf::USE_FSYNC;	1184	if ($cf::USE_FSYNC) {
		1185	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;
		1186	aio_fsync $fh;
		1187	}
986	close $fh;	1188	aio_close $fh;
987		1189
988	if (@$objs) {	1190	if (@$objs) {
989	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1191	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
990	chmod SAVE_MODE, $fh;	1192	aio_chmod $fh, SAVE_MODE;
991	my $data = Storable::nfreeze { version => 1, objs => $objs };	1193	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
992	aio_write $fh, 0, (length $data), $data, 0;	1194	aio_write $fh, 0, (length $data), $data, 0;
993	aio_fsync $fh if $cf::USE_FSYNC;	1195	if ($cf::USE_FSYNC) {
		1196	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;
		1197	aio_fsync $fh;
		1198	}
994	close $fh;	1199	aio_close $fh;
995	aio_rename "$filename.pst~", "$filename.pst";	1200	aio_rename "$filename.pst~", "$filename.pst";
996	}	1201	}
997	} else {	1202	} else {
998	aio_unlink "$filename.pst";	1203	aio_unlink "$filename.pst";
999	}	1204	}
1000		1205
1001	aio_rename "$filename~", $filename;	1206	aio_rename "$filename~", $filename;
		1207
		1208	$filename =~ s%/[^/]+$%%;
		1209	aio_pathsync $filename if $cf::USE_FSYNC;
1002	} else {	1210	} else {
1003	warn "FATAL: $filename~: $!\n";	1211	warn "unable to save objects: $filename~: $!\n";
1004	}	1212	}
1005	} else {	1213	} else {
1006	aio_unlink $filename;	1214	aio_unlink $filename;
1007	aio_unlink "$filename.pst";	1215	aio_unlink "$filename.pst";
1008	}	1216	}
1009	}	1217	};
1010	}	1218	}
1011		1219
1012	sub object_freezer_as_string {	1220	sub object_freezer_as_string {
1013	my ($rdata, $objs) = @_;	1221	my ($rdata, $objs) = @_;
1014		1222
…		…
1026	or return;	1234	or return;
1027		1235
1028	unless (aio_stat "$filename.pst") {	1236	unless (aio_stat "$filename.pst") {
1029	(aio_load "$filename.pst", $av) >= 0	1237	(aio_load "$filename.pst", $av) >= 0
1030	or return;	1238	or return;
		1239
1031	$av = eval { (Storable::thaw $av)->{objs} };	1240	my $st = eval { Coro::Storable::thaw $av };
		1241	$av = $st->{objs};
1032	}	1242	}
1033		1243
		1244	utf8::decode (my $decname = $filename);
1034	warn sprintf "loading %s (%d)\n",	1245	warn sprintf "loading %s (%d,%d)\n",
1035	$filename, length $data, scalar @{$av || []};	1246	$decname, length $data, scalar @{$av || []};
		1247
1036	return ($data, $av);	1248	($data, $av)
1037	}	1249	}
1038		1250
1039	=head2 COMMAND CALLBACKS	1251	=head2 COMMAND CALLBACKS
1040		1252
1041	=over 4	1253	=over 4
…		…
1095	my ($name, $cb) = @_;	1307	my ($name, $cb) = @_;
1096		1308
1097	$EXTICMD{$name} = $cb;	1309	$EXTICMD{$name} = $cb;
1098	}	1310	}
1099		1311
		1312	use File::Glob ();
		1313
1100	cf::player->attach (	1314	cf::player->attach (
1101	on_command => sub {	1315	on_command => sub {
1102	my ($pl, $name, $params) = @_;	1316	my ($pl, $name, $params) = @_;
1103		1317
1104	my $cb = $COMMAND{$name}	1318	my $cb = $COMMAND{$name}
…		…
1114	my ($pl, $buf) = @_;	1328	my ($pl, $buf) = @_;
1115		1329
1116	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1330	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1117		1331
1118	if (ref $msg) {	1332	if (ref $msg) {
		1333	my ($type, $reply, @payload) =
		1334	"ARRAY" eq ref $msg
		1335	? @$msg
		1336	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1337
		1338	my @reply;
		1339
1119	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1340	if (my $cb = $EXTCMD{$type}) {
1120	if (my %reply = $cb->($pl, $msg)) {	1341	@reply = $cb->($pl, @payload);
1121	$pl->ext_reply ($msg->{msgid}, %reply);
1122	}
1123	}	1342	}
		1343
		1344	$pl->ext_reply ($reply, @reply)
		1345	if $reply;
		1346
1124	} else {	1347	} else {
1125	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1348	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1126	}	1349	}
1127		1350
1128	cf::override;	1351	cf::override;
1129	},	1352	},
1130	);	1353	);
		1354
		1355	# "readahead" all extensions
		1356	sub cache_extensions {
		1357	my $grp = IO::AIO::aio_group;
		1358
		1359	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1360	for (grep /\.ext$/, @{$_[0]}) {
		1361	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1362	}
		1363	};
		1364
		1365	$grp
		1366	}
1131		1367
1132	sub load_extensions {	1368	sub load_extensions {
1133	cf::sync_job {	1369	cf::sync_job {
1134	my %todo;	1370	my %todo;
1135		1371
…		…
1155		1391
1156	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1392	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1157	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1393	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1158		1394
1159	$ext{source} =	1395	$ext{source} =
1160	"package $pkg; use strict; use utf8;\n"	1396	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1161	. "#line 1 \"$path\"\n{\n"	1397	. "#line 1 \"$path\"\n{\n"
1162	. $source	1398	. $source
1163	. "\n};\n1";	1399	. "\n};\n1";
1164		1400
1165	$todo{$base} = \%ext;	1401	$todo{$base} = \%ext;
1166	}	1402	}
1167		1403
		1404	my $pass = 0;
1168	my %done;	1405	my %done;
1169	while (%todo) {	1406	while (%todo) {
1170	my $progress;	1407	my $progress;
1171		1408
		1409	++$pass;
		1410
		1411	ext:
1172	while (my ($k, $v) = each %todo) {	1412	while (my ($k, $v) = each %todo) {
1173	for (split /,\s*/, $v->{meta}{depends}) {	1413	for (split /,\s*/, $v->{meta}{depends}) {
1174	goto skip	1414	next ext
1175	unless exists $done{$_};	1415	unless exists $done{$_};
1176	}	1416	}
1177		1417
1178	warn "... loading '$k' into '$v->{pkg}'\n";	1418	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1179		1419
1180	unless (eval $v->{source}) {	1420	my $active = eval $v->{source};
		1421
		1422	if (length $@) {
1181	my $msg = $@ ? "$v->{path}: $@\n"	1423	warn "$v->{path}: $@\n";
1182	: "$v->{base}: extension inactive.\n";
1183		1424
		1425	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1184	if (exists $v->{meta}{mandatory}) {	1426	if exists $v->{meta}{mandatory};
1185	warn $msg;	1427	} else {
1186	warn "mandatory extension failed to load, exiting.\n";	1428	$done{$k} = delete $todo{$k};
1187	exit 1;	1429	push @EXTS, $v->{pkg};
1188	}	1430	$progress = 1;
1189		1431
1190	warn $msg;	1432	warn "$v->{base}: extension inactive.\n"
		1433	unless $active;
1191	}	1434	}
1192
1193	$done{$k} = delete $todo{$k};
1194	push @EXTS, $v->{pkg};
1195	$progress = 1;
1196	}	1435	}
1197		1436
1198	skip:	1437	unless ($progress) {
1199	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1438	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1200	unless $progress;	1439
		1440	while (my ($k, $v) = each %todo) {
		1441	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1442	if exists $v->{meta}{mandatory};
		1443	}
		1444	}
1201	}	1445	}
1202	};	1446	};
1203	}	1447	}
1204		1448
1205	#############################################################################	1449	#############################################################################
1206		1450
1207	=back	1451	=back
1208		1452
1209	=head2 CORE EXTENSIONS	1453	=head2 CORE EXTENSIONS
1210		1454
1211	Functions and methods that extend core crossfire objects.	1455	Functions and methods that extend core deliantra objects.
1212		1456
1213	=cut	1457	=cut
1214		1458
1215	package cf::player;	1459	package cf::player;
1216		1460
1217	use Coro::AIO;	1461	use Coro::AIO;
1218		1462
1219	=head3 cf::player	1463	=head3 cf::player
1220		1464
1221	=over 4	1465	=over 4
		1466
		1467	=item cf::player::num_playing
		1468
		1469	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1470
		1471	=cut
		1472
		1473	sub num_playing {
		1474	scalar grep
		1475	$_->ob->map
		1476	&& !$_->hidden
		1477	&& !$_->ob->flag (cf::FLAG_WIZ),
		1478	cf::player::list
		1479	}
1222		1480
1223	=item cf::player::find $login	1481	=item cf::player::find $login
1224		1482
1225	Returns the given player object, loading it if necessary (might block).	1483	Returns the given player object, loading it if necessary (might block).
1226		1484
…		…
1245		1503
1246	sub exists($) {	1504	sub exists($) {
1247	my ($login) = @_;	1505	my ($login) = @_;
1248		1506
1249	$cf::PLAYER{$login}	1507	$cf::PLAYER{$login}
1250	or cf::sync_job { !aio_stat path $login }	1508	or !aio_stat path $login
1251	}	1509	}
1252		1510
1253	sub find($) {	1511	sub find($) {
1254	return $cf::PLAYER{$_[0]} || do {	1512	return $cf::PLAYER{$_[0]} || do {
1255	my $login = $_[0];	1513	my $login = $_[0];
…		…
1262	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1520	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1263	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1521	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1264	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1522	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1265	aio_unlink +(playerdir $login) . "/$login.pl";	1523	aio_unlink +(playerdir $login) . "/$login.pl";
1266		1524
1267	my $pl = load_pl path $login	1525	my $f = new_from_file cf::object::thawer path $login
1268	or return;	1526	or return;
		1527
		1528	my $pl = cf::player::load_pl $f
		1529	or return;
		1530
		1531	local $cf::PLAYER_LOADING{$login} = $pl;
		1532	$f->resolve_delayed_derefs;
1269	$cf::PLAYER{$login} = $pl	1533	$cf::PLAYER{$login} = $pl
1270	}	1534	}
1271	}	1535	}
1272	}	1536	}
1273		1537
…		…
1282	return if $pl->{deny_save};	1546	return if $pl->{deny_save};
1283		1547
1284	aio_mkdir playerdir $pl, 0770;	1548	aio_mkdir playerdir $pl, 0770;
1285	$pl->{last_save} = $cf::RUNTIME;	1549	$pl->{last_save} = $cf::RUNTIME;
1286		1550
		1551	cf::get_slot 0.01;
		1552
1287	$pl->save_pl ($path);	1553	$pl->save_pl ($path);
1288	Coro::cede;	1554	cf::cede_to_tick;
1289	}	1555	}
1290		1556
1291	sub new($) {	1557	sub new($) {
1292	my ($login) = @_;	1558	my ($login) = @_;
1293		1559
…		…
1299	$cf::PLAYER{$login} = $self;	1565	$cf::PLAYER{$login} = $self;
1300		1566
1301	$self	1567	$self
1302	}	1568	}
1303		1569
		1570	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1571
		1572	=cut
		1573
		1574	sub send_msg {
		1575	my $ns = shift->ns
		1576	or return;
		1577	$ns->send_msg (@_);
		1578	}
		1579
1304	=item $pl->quit_character	1580	=item $pl->quit_character
1305		1581
1306	Nukes the player without looking back. If logged in, the connection will	1582	Nukes the player without looking back. If logged in, the connection will
1307	be destroyed. May block for a long time.	1583	be destroyed. May block for a long time.
1308		1584
…		…
1312	my ($pl) = @_;	1588	my ($pl) = @_;
1313		1589
1314	my $name = $pl->ob->name;	1590	my $name = $pl->ob->name;
1315		1591
1316	$pl->{deny_save} = 1;	1592	$pl->{deny_save} = 1;
1317	$pl->password ("*"); # this should lock out the player until we nuked the dir	1593	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1318		1594
1319	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1595	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1320	$pl->deactivate;	1596	$pl->deactivate;
		1597	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1598	$pl->ob->check_score;
1321	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1599	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1322	$pl->ns->destroy if $pl->ns;	1600	$pl->ns->destroy if $pl->ns;
1323		1601
1324	my $path = playerdir $pl;	1602	my $path = playerdir $pl;
1325	my $temp = "$path~$cf::RUNTIME~deleting~";	1603	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1361	or return [];	1639	or return [];
1362		1640
1363	my @logins;	1641	my @logins;
1364		1642
1365	for my $login (@$dirs) {	1643	for my $login (@$dirs) {
		1644	my $path = path $login;
		1645
		1646	# a .pst is a dead give-away for a valid player
		1647	# if no pst file found, open and chekc for blocked users
		1648	if (aio_stat "$path.pst") {
1366	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1649	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1367	aio_read $fh, 0, 512, my $buf, 0 or next;	1650	aio_read $fh, 0, 512, my $buf, 0 or next;
1368	$buf !~ /^password -------------$/m or next; # official not-valid tag	1651	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1652	}
1369		1653
1370	utf8::decode $login;	1654	utf8::decode $login;
1371	push @logins, $login;	1655	push @logins, $login;
1372	}	1656	}
1373		1657
…		…
1400	}	1684	}
1401		1685
1402	\@paths	1686	\@paths
1403	}	1687	}
1404		1688
1405	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1689	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1406		1690
1407	Expand crossfire pod fragments into protocol xml.	1691	Expand deliantra pod fragments into protocol xml.
1408		1692
1409	=cut
1410
1411	sub expand_cfpod {
1412	((my $self), (local $_)) = @_;
1413
1414	# escape & and <
1415	s/&/&amp;/g;
1416	s/(?<![BIUGH])</&lt;/g;
1417
1418	# this is buggy, it needs to properly take care of nested <'s
1419
1420	1 while
1421	# replace B<>, I<>, U<> etc.
1422	s/B<([^\>]*)>/<b>$1<\/b>/
1423	|| s/I<([^\>]*)>/<i>$1<\/i>/
1424	|| s/U<([^\>]*)>/<u>$1<\/u>/
1425	# replace G<male|female> tags
1426	|| s{G<([^>|]*)\|([^>]*)>}{
1427	$self->gender ? $2 : $1
1428	}ge
1429	# replace H<hint text>
1430	|| s{H<([^\>]*)>}
1431	{
1432	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1433	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1434	"")
1435	[$self->{hintmode}]
1436	}ge;
1437
1438	# create single paragraphs (very hackish)
1439	s/(?<=\S)\n(?=\w)/ /g;
1440
1441	# compress some whitespace
1442	s/\s+\n/\n/g; # ws line-ends
1443	s/\n\n+/\n/g; # double lines
1444	s/^\n+//; # beginning lines
1445	s/\n+$//; # ending lines
1446
1447	$_
1448	}
1449
1450	sub hintmode {
1451	$_[0]{hintmode} = $_[1] if @_ > 1;
1452	$_[0]{hintmode}
1453	}
1454
1455	=item $player->ext_reply ($msgid, %msg)	1693	=item $player->ext_reply ($msgid, @msg)
1456		1694
1457	Sends an ext reply to the player.	1695	Sends an ext reply to the player.
1458		1696
1459	=cut	1697	=cut
1460		1698
1461	sub ext_reply($$%) {	1699	sub ext_reply($$@) {
1462	my ($self, $id, %msg) = @_;	1700	my ($self, $id, @msg) = @_;
1463		1701
1464	$msg{msgid} = $id;	1702	$self->ns->ext_reply ($id, @msg)
1465	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1466	}	1703	}
1467		1704
1468	=item $player->ext_event ($type, %msg)	1705	=item $player->ext_msg ($type, @msg)
1469		1706
1470	Sends an ext event to the client.	1707	Sends an ext event to the client.
1471		1708
1472	=cut	1709	=cut
1473		1710
1474	sub ext_event($$%) {	1711	sub ext_msg($$@) {
1475	my ($self, $type, %msg) = @_;	1712	my ($self, $type, @msg) = @_;
1476		1713
1477	$self->ns->ext_event ($type, %msg);	1714	$self->ns->ext_msg ($type, @msg);
1478	}	1715	}
1479		1716
1480	=head3 cf::region	1717	=head3 cf::region
1481		1718
1482	=over 4	1719	=over 4
…		…
1526	our $MAX_RESET = 3600;	1763	our $MAX_RESET = 3600;
1527	our $DEFAULT_RESET = 3000;	1764	our $DEFAULT_RESET = 3000;
1528		1765
1529	sub generate_random_map {	1766	sub generate_random_map {
1530	my ($self, $rmp) = @_;	1767	my ($self, $rmp) = @_;
		1768
		1769	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1770
1531	# mit "rum" bekleckern, nicht	1771	# mit "rum" bekleckern, nicht
1532	$self->_create_random_map (	1772	$self->_create_random_map (
1533	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1773	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1534	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1774	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1535	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1775	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1657		1897
1658	# the temporary/swap location	1898	# the temporary/swap location
1659	sub save_path {	1899	sub save_path {
1660	my ($self) = @_;	1900	my ($self) = @_;
1661		1901
1662	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1902	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1663	"$TMPDIR/$path.map"	1903	"$TMPDIR/$path.map"
1664	}	1904	}
1665		1905
1666	# the unique path, undef == no special unique path	1906	# the unique path, undef == no special unique path
1667	sub uniq_path {	1907	sub uniq_path {
1668	my ($self) = @_;	1908	my ($self) = @_;
1669		1909
1670	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1910	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1671	"$UNIQUEDIR/$path"	1911	"$UNIQUEDIR/$path"
1672	}
1673
1674	# and all this just because we cannot iterate over
1675	# all maps in C++...
1676	sub change_all_map_light {
1677	my ($change) = @_;
1678
1679	$_->change_map_light ($change)
1680	for grep $_->outdoor, values %cf::MAP;
1681	}	1912	}
1682		1913
1683	sub decay_objects {	1914	sub decay_objects {
1684	my ($self) = @_;	1915	my ($self) = @_;
1685		1916
…		…
1698		1929
1699	sub load_header_from($) {	1930	sub load_header_from($) {
1700	my ($self, $path) = @_;	1931	my ($self, $path) = @_;
1701		1932
1702	utf8::encode $path;	1933	utf8::encode $path;
1703	#aio_open $path, O_RDONLY, 0	1934	my $f = new_from_file cf::object::thawer $path
1704	# or return;
1705
1706	$self->_load_header ($path)
1707	or return;	1935	or return;
		1936
		1937	$self->_load_header ($f)
		1938	or return;
		1939
		1940	local $MAP_LOADING{$self->{path}} = $self;
		1941	$f->resolve_delayed_derefs;
1708		1942
1709	$self->{load_path} = $path;	1943	$self->{load_path} = $path;
1710		1944
1711	1	1945	1
1712	}	1946	}
…		…
1766	sub find {	2000	sub find {
1767	my ($path, $origin) = @_;	2001	my ($path, $origin) = @_;
1768		2002
1769	$path = normalise $path, $origin && $origin->path;	2003	$path = normalise $path, $origin && $origin->path;
1770		2004
		2005	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1771	cf::lock_wait "map_find:$path";	2006	my $guard2 = cf::lock_acquire "map_find:$path";
1772		2007
1773	$cf::MAP{$path} || do {	2008	$cf::MAP{$path} || do {
1774	my $guard = cf::lock_acquire "map_find:$path";
1775	my $map = new_from_path cf::map $path	2009	my $map = new_from_path cf::map $path
1776	or return;	2010	or return;
1777		2011
1778	$map->{last_save} = $cf::RUNTIME;	2012	$map->{last_save} = $cf::RUNTIME;
1779		2013
…		…
1781	or return;	2015	or return;
1782		2016
1783	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2017	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1784	# doing this can freeze the server in a sync job, obviously	2018	# doing this can freeze the server in a sync job, obviously
1785	#$cf::WAIT_FOR_TICK->wait;	2019	#$cf::WAIT_FOR_TICK->wait;
		2020	undef $guard2;
		2021	undef $guard1;
1786	$map->reset;	2022	$map->reset;
1787	undef $guard;
1788	return find $path;	2023	return find $path;
1789	}	2024	}
1790		2025
1791	$cf::MAP{$path} = $map	2026	$cf::MAP{$path} = $map
1792	}	2027	}
1793	}	2028	}
1794		2029
1795	sub pre_load { }	2030	sub pre_load { }
1796	sub post_load { }	2031	#sub post_load { } # XS
1797		2032
1798	sub load {	2033	sub load {
1799	my ($self) = @_;	2034	my ($self) = @_;
1800		2035
1801	local $self->{deny_reset} = 1; # loading can take a long time	2036	local $self->{deny_reset} = 1; # loading can take a long time
1802		2037
1803	my $path = $self->{path};	2038	my $path = $self->{path};
1804		2039
1805	{	2040	{
1806	my $guard = cf::lock_acquire "map_load:$path";	2041	my $guard = cf::lock_acquire "map_data:$path";
1807		2042
		2043	return unless $self->valid;
1808	return if $self->in_memory != cf::MAP_SWAPPED;	2044	return unless $self->in_memory == cf::MAP_SWAPPED;
1809		2045
1810	$self->in_memory (cf::MAP_LOADING);	2046	$self->in_memory (cf::MAP_LOADING);
1811		2047
1812	$self->alloc;	2048	$self->alloc;
1813		2049
1814	$self->pre_load;	2050	$self->pre_load;
1815	Coro::cede;	2051	cf::cede_to_tick;
1816		2052
		2053	my $f = new_from_file cf::object::thawer $self->{load_path};
		2054	$f->skip_block;
1817	$self->_load_objects ($self->{load_path}, 1)	2055	$self->_load_objects ($f)
1818	or return;	2056	or return;
1819		2057
1820	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2058	$self->post_load_original
1821	if delete $self->{load_original};	2059	if delete $self->{load_original};
1822		2060
1823	if (my $uniq = $self->uniq_path) {	2061	if (my $uniq = $self->uniq_path) {
1824	utf8::encode $uniq;	2062	utf8::encode $uniq;
1825	if (aio_open $uniq, O_RDONLY, 0) {	2063	unless (aio_stat $uniq) {
		2064	if (my $f = new_from_file cf::object::thawer $uniq) {
1826	$self->clear_unique_items;	2065	$self->clear_unique_items;
1827	$self->_load_objects ($uniq, 0);	2066	$self->_load_objects ($f);
		2067	$f->resolve_delayed_derefs;
		2068	}
1828	}	2069	}
1829	}	2070	}
1830		2071
1831	Coro::cede;	2072	$f->resolve_delayed_derefs;
		2073
		2074	cf::cede_to_tick;
1832	# now do the right thing for maps	2075	# now do the right thing for maps
1833	$self->link_multipart_objects;	2076	$self->link_multipart_objects;
1834	$self->difficulty ($self->estimate_difficulty)	2077	$self->difficulty ($self->estimate_difficulty)
1835	unless $self->difficulty;	2078	unless $self->difficulty;
1836	Coro::cede;	2079	cf::cede_to_tick;
1837		2080
1838	unless ($self->{deny_activate}) {	2081	unless ($self->{deny_activate}) {
1839	$self->decay_objects;	2082	$self->decay_objects;
1840	$self->fix_auto_apply;	2083	$self->fix_auto_apply;
1841	$self->update_buttons;	2084	$self->update_buttons;
1842	Coro::cede;	2085	cf::cede_to_tick;
1843	$self->set_darkness_map;
1844	Coro::cede;
1845	$self->activate;	2086	$self->activate;
1846	}	2087	}
1847		2088
		2089	$self->{last_save} = $cf::RUNTIME;
		2090	$self->last_access ($cf::RUNTIME);
		2091
1848	$self->in_memory (cf::MAP_IN_MEMORY);	2092	$self->in_memory (cf::MAP_ACTIVE);
1849	}	2093	}
1850		2094
1851	$self->post_load;	2095	$self->post_load;
1852	}	2096	}
1853		2097
…		…
1862		2106
1863	$self	2107	$self
1864	}	2108	}
1865		2109
1866	# find and load all maps in the 3x3 area around a map	2110	# find and load all maps in the 3x3 area around a map
1867	sub load_diag {	2111	sub load_neighbours {
1868	my ($map) = @_;	2112	my ($map) = @_;
1869		2113
1870	my @diag; # diagonal neighbours	2114	my @neigh; # diagonal neighbours
1871		2115
1872	for (0 .. 3) {	2116	for (0 .. 3) {
1873	my $neigh = $map->tile_path ($_)	2117	my $neigh = $map->tile_path ($_)
1874	or next;	2118	or next;
1875	$neigh = find $neigh, $map	2119	$neigh = find $neigh, $map
1876	or next;	2120	or next;
1877	$neigh->load;	2121	$neigh->load;
1878		2122
		2123	push @neigh,
1879	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2124	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1880	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2125	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1881	}	2126	}
1882		2127
1883	for (@diag) {	2128	for (grep defined $_->[0], @neigh) {
		2129	my ($path, $origin) = @$_;
1884	my $neigh = find @$_	2130	my $neigh = find $path, $origin
1885	or next;	2131	or next;
1886	$neigh->load;	2132	$neigh->load;
1887	}	2133	}
1888	}	2134	}
1889		2135
…		…
1894	}	2140	}
1895		2141
1896	sub do_load_sync {	2142	sub do_load_sync {
1897	my ($map) = @_;	2143	my ($map) = @_;
1898		2144
		2145	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2146	if $Coro::current == $Coro::main;
		2147
1899	cf::sync_job { $map->load };	2148	cf::sync_job { $map->load };
1900	}	2149	}
1901		2150
1902	our %MAP_PREFETCH;	2151	our %MAP_PREFETCH;
1903	our $MAP_PREFETCHER = undef;	2152	our $MAP_PREFETCHER = undef;
1904		2153
1905	sub find_async {	2154	sub find_async {
1906	my ($path, $origin) = @_;	2155	my ($path, $origin, $load) = @_;
1907		2156
1908	$path = normalise $path, $origin && $origin->{path};	2157	$path = normalise $path, $origin && $origin->{path};
1909		2158
1910	if (my $map = $cf::MAP{$path}) {	2159	if (my $map = $cf::MAP{$path}) {
1911	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2160	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1912	}	2161	}
1913		2162
1914	undef $MAP_PREFETCH{$path};	2163	$MAP_PREFETCH{$path} |= $load;
		2164
1915	$MAP_PREFETCHER ||= cf::async {	2165	$MAP_PREFETCHER ||= cf::async {
		2166	$Coro::current->{desc} = "map prefetcher";
		2167
1916	while (%MAP_PREFETCH) {	2168	while (%MAP_PREFETCH) {
1917	for my $path (keys %MAP_PREFETCH) {	2169	while (my ($k, $v) = each %MAP_PREFETCH) {
1918	if (my $map = find $path) {	2170	if (my $map = find $k) {
1919	$map->load;	2171	$map->load if $v;
1920	}	2172	}
1921		2173
1922	delete $MAP_PREFETCH{$path};	2174	delete $MAP_PREFETCH{$k};
1923	}	2175	}
1924	}	2176	}
1925	undef $MAP_PREFETCHER;	2177	undef $MAP_PREFETCHER;
1926	};	2178	};
1927	$MAP_PREFETCHER->prio (6);	2179	$MAP_PREFETCHER->prio (6);
…		…
1930	}	2182	}
1931		2183
1932	sub save {	2184	sub save {
1933	my ($self) = @_;	2185	my ($self) = @_;
1934		2186
1935	my $lock = cf::lock_acquire "map_data:" . $self->path;	2187	my $lock = cf::lock_acquire "map_data:$self->{path}";
1936		2188
1937	$self->{last_save} = $cf::RUNTIME;	2189	$self->{last_save} = $cf::RUNTIME;
1938		2190
1939	return unless $self->dirty;	2191	return unless $self->dirty;
1940		2192
…		…
1946	return if $self->{deny_save};	2198	return if $self->{deny_save};
1947		2199
1948	local $self->{last_access} = $self->last_access;#d#	2200	local $self->{last_access} = $self->last_access;#d#
1949		2201
1950	cf::async {	2202	cf::async {
		2203	$Coro::current->{desc} = "map player save";
1951	$_->contr->save for $self->players;	2204	$_->contr->save for $self->players;
1952	};	2205	};
		2206
		2207	cf::get_slot 0.02;
1953		2208
1954	if ($uniq) {	2209	if ($uniq) {
1955	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2210	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1956	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2211	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1957	} else {	2212	} else {
…		…
1963	my ($self) = @_;	2218	my ($self) = @_;
1964		2219
1965	# save first because save cedes	2220	# save first because save cedes
1966	$self->save;	2221	$self->save;
1967		2222
1968	my $lock = cf::lock_acquire "map_data:" . $self->path;	2223	my $lock = cf::lock_acquire "map_data:$self->{path}";
1969		2224
1970	return if $self->players;	2225	return if $self->players;
1971	return if $self->in_memory != cf::MAP_IN_MEMORY;	2226	return if $self->in_memory != cf::MAP_ACTIVE;
1972	return if $self->{deny_save};	2227	return if $self->{deny_save};
1973		2228
		2229	$self->in_memory (cf::MAP_SWAPPED);
		2230
		2231	$self->deactivate;
		2232	$_->clear_links_to ($self) for values %cf::MAP;
1974	$self->clear;	2233	$self->clear;
1975	$self->in_memory (cf::MAP_SWAPPED);
1976	}	2234	}
1977		2235
1978	sub reset_at {	2236	sub reset_at {
1979	my ($self) = @_;	2237	my ($self) = @_;
1980		2238
…		…
1998		2256
1999	my $lock = cf::lock_acquire "map_data:$self->{path}";	2257	my $lock = cf::lock_acquire "map_data:$self->{path}";
2000		2258
2001	return if $self->players;	2259	return if $self->players;
2002		2260
2003	warn "resetting map ", $self->path;	2261	warn "resetting map ", $self->path, "\n";
2004		2262
2005	$self->in_memory (cf::MAP_SWAPPED);	2263	$self->in_memory (cf::MAP_SWAPPED);
2006		2264
2007	# need to save uniques path	2265	# need to save uniques path
2008	unless ($self->{deny_save}) {	2266	unless ($self->{deny_save}) {
…		…
2012	if $uniq;	2270	if $uniq;
2013	}	2271	}
2014		2272
2015	delete $cf::MAP{$self->path};	2273	delete $cf::MAP{$self->path};
2016		2274
		2275	$self->deactivate;
		2276	$_->clear_links_to ($self) for values %cf::MAP;
2017	$self->clear;	2277	$self->clear;
2018
2019	$_->clear_links_to ($self) for values %cf::MAP;
2020		2278
2021	$self->unlink_save;	2279	$self->unlink_save;
2022	$self->destroy;	2280	$self->destroy;
2023	}	2281	}
2024		2282
2025	my $nuke_counter = "aaaa";	2283	my $nuke_counter = "aaaa";
2026		2284
2027	sub nuke {	2285	sub nuke {
2028	my ($self) = @_;	2286	my ($self) = @_;
2029		2287
		2288	{
		2289	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2290
2030	delete $cf::MAP{$self->path};	2291	delete $cf::MAP{$self->path};
2031		2292
2032	$self->unlink_save;	2293	$self->unlink_save;
2033		2294
2034	bless $self, "cf::map";	2295	bless $self, "cf::map";
2035	delete $self->{deny_reset};	2296	delete $self->{deny_reset};
2036	$self->{deny_save} = 1;	2297	$self->{deny_save} = 1;
2037	$self->reset_timeout (1);	2298	$self->reset_timeout (1);
2038	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2299	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2039		2300
2040	$cf::MAP{$self->path} = $self;	2301	$cf::MAP{$self->path} = $self;
		2302	}
2041		2303
2042	$self->reset; # polite request, might not happen	2304	$self->reset; # polite request, might not happen
2043	}	2305	}
2044		2306
2045	=item $maps = cf::map::tmp_maps	2307	=item $maps = cf::map::tmp_maps
…		…
2087		2349
2088	sub unique_maps() {	2350	sub unique_maps() {
2089	[	2351	[
2090	map {	2352	map {
2091	utf8::decode $_;	2353	utf8::decode $_;
2092	/\.map$/	2354	s/\.map$//; # TODO future compatibility hack
		2355	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2356	? ()
2093	? normalise $_	2357	: normalise $_
2094	: ()
2095	} @{ aio_readdir $UNIQUEDIR or [] }	2358	} @{ aio_readdir $UNIQUEDIR or [] }
2096	]	2359	]
2097	}	2360	}
2098		2361
2099	package cf;	2362	=item cf::map::static_maps
		2363
		2364	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2365	file in the shared directory excluding F</styles> and F</editor>). May
		2366	block.
		2367
		2368	=cut
		2369
		2370	sub static_maps() {
		2371	my @dirs = "";
		2372	my @maps;
		2373
		2374	while (@dirs) {
		2375	my $dir = shift @dirs;
		2376
		2377	next if $dir eq "/styles" || $dir eq "/editor";
		2378
		2379	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2380	or return;
		2381
		2382	for (@$files) {
		2383	s/\.map$// or next;
		2384	utf8::decode $_;
		2385	push @maps, "$dir/$_";
		2386	}
		2387
		2388	push @dirs, map "$dir/$_", @$dirs;
		2389	}
		2390
		2391	\@maps
		2392	}
2100		2393
2101	=back	2394	=back
2102		2395
2103	=head3 cf::object	2396	=head3 cf::object
2104		2397
…		…
2108		2401
2109	=over 4	2402	=over 4
2110		2403
2111	=item $ob->inv_recursive	2404	=item $ob->inv_recursive
2112		2405
2113	Returns the inventory of the object _and_ their inventories, recursively.	2406	Returns the inventory of the object I<and> their inventories, recursively,
		2407	but I<not> the object itself.
2114		2408
2115	=cut	2409	=cut
2116		2410
2117	sub inv_recursive_;	2411	sub inv_recursive_;
2118	sub inv_recursive_ {	2412	sub inv_recursive_ {
…		…
2121		2415
2122	sub inv_recursive {	2416	sub inv_recursive {
2123	inv_recursive_ inv $_[0]	2417	inv_recursive_ inv $_[0]
2124	}	2418	}
2125		2419
		2420	=item $ref = $ob->ref
		2421
		2422	Creates and returns a persistent reference to an object that can be stored as a string.
		2423
		2424	=item $ob = cf::object::deref ($refstring)
		2425
		2426	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2427	even if the object actually exists. May block.
		2428
		2429	=cut
		2430
		2431	sub deref {
		2432	my ($ref) = @_;
		2433
		2434	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2435	my ($uuid, $name) = ($1, $2);
		2436	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2437	or return;
		2438	$pl->ob->uuid eq $uuid
		2439	or return;
		2440
		2441	$pl->ob
		2442	} else {
		2443	warn "$ref: cannot resolve object reference\n";
		2444	undef
		2445	}
		2446	}
		2447
2126	package cf;	2448	package cf;
2127		2449
2128	=back	2450	=back
2129		2451
2130	=head3 cf::object::player	2452	=head3 cf::object::player
…		…
2136	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2458	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2137	can be C<undef>. Does the right thing when the player is currently in a	2459	can be C<undef>. Does the right thing when the player is currently in a
2138	dialogue with the given NPC character.	2460	dialogue with the given NPC character.
2139		2461
2140	=cut	2462	=cut
		2463
		2464	our $SAY_CHANNEL = {
		2465	id => "say",
		2466	title => "Map",
		2467	reply => "say ",
		2468	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2469	};
		2470
		2471	our $CHAT_CHANNEL = {
		2472	id => "chat",
		2473	title => "Chat",
		2474	reply => "chat ",
		2475	tooltip => "Player chat and shouts, global to the server.",
		2476	};
2141		2477
2142	# rough implementation of a future "reply" method that works	2478	# rough implementation of a future "reply" method that works
2143	# with dialog boxes.	2479	# with dialog boxes.
2144	#TODO: the first argument must go, split into a $npc->reply_to ( method	2480	#TODO: the first argument must go, split into a $npc->reply_to ( method
2145	sub cf::object::player::reply($$$;$) {	2481	sub cf::object::player::reply($$$;$) {
…		…
2152		2488
2153	} else {	2489	} else {
2154	my $pl = $self->contr;	2490	my $pl = $self->contr;
2155		2491
2156	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2492	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2157	my $diag = $pl->{npc_dialog};	2493	my $dialog = $pl->{npc_dialog};
2158	$diag->{pl}->ext_reply (	2494	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2159	$diag->{id},
2160	msgtype => "reply",
2161	msg => $diag->{pl}->expand_cfpod ($msg),
2162	add_topics => []
2163	);
2164		2495
2165	} else {	2496	} else {
2166	$msg = $npc->name . " says: $msg" if $npc;	2497	$msg = $npc->name . " says: $msg" if $npc;
2167	$self->message ($msg, $flags);	2498	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2168	}	2499	}
2169	}	2500	}
		2501	}
		2502
		2503	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2504
		2505	=cut
		2506
		2507	sub cf::object::send_msg {
		2508	my $pl = shift->contr
		2509	or return;
		2510	$pl->send_msg (@_);
2170	}	2511	}
2171		2512
2172	=item $player_object->may ("access")	2513	=item $player_object->may ("access")
2173		2514
2174	Returns wether the given player is authorized to access resource "access"	2515	Returns wether the given player is authorized to access resource "access"
…		…
2187		2528
2188	=item $player_object->enter_link	2529	=item $player_object->enter_link
2189		2530
2190	Freezes the player and moves him/her to a special map (C<{link}>).	2531	Freezes the player and moves him/her to a special map (C<{link}>).
2191		2532
2192	The player should be reasonably safe there for short amounts of time. You	2533	The player should be reasonably safe there for short amounts of time (e.g.
2193	I<MUST> call C<leave_link> as soon as possible, though.	2534	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2535	though, as the palyer cannot control the character while it is on the link
		2536	map.
2194		2537
2195	Will never block.	2538	Will never block.
2196		2539
2197	=item $player_object->leave_link ($map, $x, $y)	2540	=item $player_object->leave_link ($map, $x, $y)
2198		2541
…		…
2250	($x, $y) = (-1, -1)	2593	($x, $y) = (-1, -1)
2251	unless (defined $x) && (defined $y);	2594	unless (defined $x) && (defined $y);
2252		2595
2253	# use -1 or undef as default coordinates, not 0, 0	2596	# use -1 or undef as default coordinates, not 0, 0
2254	($x, $y) = ($map->enter_x, $map->enter_y)	2597	($x, $y) = ($map->enter_x, $map->enter_y)
2255	if $x <=0 && $y <= 0;	2598	if $x <= 0 && $y <= 0;
2256		2599
2257	$map->load;	2600	$map->load;
2258	$map->load_diag;	2601	$map->load_neighbours;
2259		2602
2260	return unless $self->contr->active;	2603	return unless $self->contr->active;
2261	$self->activate_recursive;
2262		2604
2263	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2605	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2264	$self->enter_map ($map, $x, $y);	2606	$self->enter_map ($map, $x, $y);
		2607
		2608	# only activate afterwards, to support waiting in hooks
		2609	$self->activate_recursive;
2265	}	2610	}
2266		2611
2267	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2612	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2268		2613
2269	Moves the player to the given map-path and coordinates by first freezing	2614	Moves the player to the given map-path and coordinates by first freezing
2270	her, loading and preparing them map, calling the provided $check callback	2615	her, loading and preparing them map, calling the provided $check callback
2271	that has to return the map if sucecssful, and then unfreezes the player on	2616	that has to return the map if sucecssful, and then unfreezes the player on
2272	the new (success) or old (failed) map position. In either case, $done will	2617	the new (success) or old (failed) map position. In either case, $done will
2273	be called at the end of this process.	2618	be called at the end of this process.
2274		2619
		2620	Note that $check will be called with a potentially non-loaded map, so if
		2621	it needs a loaded map it has to call C<< ->load >>.
		2622
2275	=cut	2623	=cut
2276		2624
2277	our $GOTOGEN;	2625	our $GOTOGEN;
2278		2626
2279	sub cf::object::player::goto {	2627	sub cf::object::player::goto {
…		…
2283	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2631	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2284		2632
2285	$self->enter_link;	2633	$self->enter_link;
2286		2634
2287	(async {	2635	(async {
		2636	$Coro::current->{desc} = "player::goto $path $x $y";
		2637
		2638	# *tag paths override both path and x|y
		2639	if ($path =~ /^\*(.*)$/) {
		2640	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2641	my $ob = $obs[rand @obs];
		2642
		2643	# see if we actually can go there
		2644	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2645	$ob = $obs[rand @obs];
		2646	} else {
		2647	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2648	}
		2649	# else put us there anyways for now #d#
		2650
		2651	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2652	} else {
		2653	($path, $x, $y) = (undef, undef, undef);
		2654	}
		2655	}
		2656
2288	my $map = eval {	2657	my $map = eval {
2289	my $map = cf::map::find $path;	2658	my $map = defined $path ? cf::map::find $path : undef;
2290		2659
2291	if ($map) {	2660	if ($map) {
2292	$map = $map->customise_for ($self);	2661	$map = $map->customise_for ($self);
2293	$map = $check->($map) if $check && $map;	2662	$map = $check->($map) if $check && $map;
2294	} else {	2663	} else {
2295	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2664	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2296	}	2665	}
2297		2666
2298	$map	2667	$map
2299	};	2668	};
2300		2669
…		…
2336	}	2705	}
2337		2706
2338	sub prepare_random_map {	2707	sub prepare_random_map {
2339	my ($exit) = @_;	2708	my ($exit) = @_;
2340		2709
2341	my $guard = cf::lock_acquire "exit_prepare:$exit";
2342
2343	# all this does is basically replace the /! path by	2710	# all this does is basically replace the /! path by
2344	# a new random map path (?random/...) with a seed	2711	# a new random map path (?random/...) with a seed
2345	# that depends on the exit object	2712	# that depends on the exit object
2346		2713
2347	my $rmp = parse_random_map_params $exit->msg;	2714	my $rmp = parse_random_map_params $exit->msg;
…		…
2349	if ($exit->map) {	2716	if ($exit->map) {
2350	$rmp->{region} = $exit->region->name;	2717	$rmp->{region} = $exit->region->name;
2351	$rmp->{origin_map} = $exit->map->path;	2718	$rmp->{origin_map} = $exit->map->path;
2352	$rmp->{origin_x} = $exit->x;	2719	$rmp->{origin_x} = $exit->x;
2353	$rmp->{origin_y} = $exit->y;	2720	$rmp->{origin_y} = $exit->y;
		2721
		2722	$exit->map->touch;
2354	}	2723	}
2355		2724
2356	$rmp->{random_seed} ||= $exit->random_seed;	2725	$rmp->{random_seed} ||= $exit->random_seed;
2357		2726
2358	my $data = cf::to_json $rmp;	2727	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2359	my $md5 = Digest::MD5::md5_hex $data;	2728	my $md5 = Digest::MD5::md5_hex $data;
2360	my $meta = "$RANDOMDIR/$md5.meta";	2729	my $meta = "$RANDOMDIR/$md5.meta";
2361		2730
2362	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2731	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2363	aio_write $fh, 0, (length $data), $data, 0;	2732	aio_write $fh, 0, (length $data), $data, 0;
2364	undef $fh;	2733	undef $fh;
2365	aio_rename "$meta~", $meta;	2734	aio_rename "$meta~", $meta;
2366		2735
		2736	my $slaying = "?random/$md5";
		2737
		2738	if ($exit->valid) {
2367	$exit->slaying ("?random/$md5");	2739	$exit->slaying ("?random/$md5");
2368	$exit->msg (undef);	2740	$exit->msg (undef);
		2741	}
2369	}	2742	}
2370	}	2743	}
2371		2744
2372	sub cf::object::player::enter_exit {	2745	sub cf::object::player::enter_exit {
2373	my ($self, $exit) = @_;	2746	my ($self, $exit) = @_;
2374		2747
2375	return unless $self->type == cf::PLAYER;	2748	return unless $self->type == cf::PLAYER;
2376		2749
2377	if ($exit->slaying eq "/!") {
2378	#TODO: this should de-fi-ni-te-ly not be a sync-job
2379	# the problem is that $exit might not survive long enough
2380	# so it needs to be done right now, right here
2381	cf::sync_job { prepare_random_map $exit };
2382	}
2383
2384	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2385	my $hp = $exit->stats->hp;
2386	my $sp = $exit->stats->sp;
2387
2388	$self->enter_link;	2750	$self->enter_link;
2389		2751
2390	# if exit is damned, update players death & WoR home-position
2391	$self->contr->savebed ($slaying, $hp, $sp)
2392	if $exit->flag (FLAG_DAMNED);
2393
2394	(async {	2752	(async {
2395	$self->deactivate_recursive; # just to be sure	2753	$Coro::current->{desc} = "enter_exit";
		2754
2396	unless (eval {	2755	unless (eval {
		2756	$self->deactivate_recursive; # just to be sure
		2757
		2758	# random map handling
		2759	{
		2760	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2761
		2762	prepare_random_map $exit
		2763	if $exit->slaying eq "/!";
		2764	}
		2765
		2766	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2767	my $x = $exit->stats->hp;
		2768	my $y = $exit->stats->sp;
		2769
2397	$self->goto ($slaying, $hp, $sp);	2770	$self->goto ($map, $x, $y);
2398		2771
		2772	# if exit is damned, update players death & WoR home-position
		2773	$self->contr->savebed ($map, $x, $y)
		2774	if $exit->flag (cf::FLAG_DAMNED);
		2775
2399	1;	2776	1
2400	}) {	2777	}) {
2401	$self->message ("Something went wrong deep within the crossfire server. "	2778	$self->message ("Something went wrong deep within the deliantra server. "
2402	. "I'll try to bring you back to the map you were before. "	2779	. "I'll try to bring you back to the map you were before. "
2403	. "Please report this to the dungeon master!",	2780	. "Please report this to the dungeon master!",
2404	cf::NDI_UNIQUE | cf::NDI_RED);	2781	cf::NDI_UNIQUE | cf::NDI_RED);
2405		2782
2406	warn "ERROR in enter_exit: $@";	2783	warn "ERROR in enter_exit: $@";
…		…
2423	sub cf::client::send_drawinfo {	2800	sub cf::client::send_drawinfo {
2424	my ($self, $text, $flags) = @_;	2801	my ($self, $text, $flags) = @_;
2425		2802
2426	utf8::encode $text;	2803	utf8::encode $text;
2427	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2804	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2805	}
		2806
		2807	=item $client->send_big_packet ($pkt)
		2808
		2809	Like C<send_packet>, but tries to compress large packets, and fragments
		2810	them as required.
		2811
		2812	=cut
		2813
		2814	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2815
		2816	sub cf::client::send_big_packet {
		2817	my ($self, $pkt) = @_;
		2818
		2819	# try lzf for large packets
		2820	$pkt = "lzf " . Compress::LZF::compress $pkt
		2821	if 1024 <= length $pkt and $self->{can_lzf};
		2822
		2823	# split very large packets
		2824	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2825	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2826	$pkt = "frag";
		2827	}
		2828
		2829	$self->send_packet ($pkt);
2428	}	2830	}
2429		2831
2430	=item $client->send_msg ($channel, $msg, $color, [extra...])	2832	=item $client->send_msg ($channel, $msg, $color, [extra...])
2431		2833
2432	Send a drawinfo or msg packet to the client, formatting the msg for the	2834	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2434	the message, with C<log> being the default. If C<$color> is negative, suppress	2836	the message, with C<log> being the default. If C<$color> is negative, suppress
2435	the message unless the client supports the msg packet.	2837	the message unless the client supports the msg packet.
2436		2838
2437	=cut	2839	=cut
2438		2840
		2841	# non-persistent channels (usually the info channel)
		2842	our %CHANNEL = (
		2843	"c/motd" => {
		2844	id => "infobox",
		2845	title => "MOTD",
		2846	reply => undef,
		2847	tooltip => "The message of the day",
		2848	},
		2849	"c/identify" => {
		2850	id => "infobox",
		2851	title => "Identify",
		2852	reply => undef,
		2853	tooltip => "Items recently identified",
		2854	},
		2855	"c/examine" => {
		2856	id => "infobox",
		2857	title => "Examine",
		2858	reply => undef,
		2859	tooltip => "Signs and other items you examined",
		2860	},
		2861	"c/shopinfo" => {
		2862	id => "infobox",
		2863	title => "Shop Info",
		2864	reply => undef,
		2865	tooltip => "What your bargaining skill tells you about the shop",
		2866	},
		2867	"c/book" => {
		2868	id => "infobox",
		2869	title => "Book",
		2870	reply => undef,
		2871	tooltip => "The contents of a note or book",
		2872	},
		2873	"c/lookat" => {
		2874	id => "infobox",
		2875	title => "Look",
		2876	reply => undef,
		2877	tooltip => "What you saw there",
		2878	},
		2879	"c/who" => {
		2880	id => "infobox",
		2881	title => "Players",
		2882	reply => undef,
		2883	tooltip => "Shows players who are currently online",
		2884	},
		2885	"c/body" => {
		2886	id => "infobox",
		2887	title => "Body Parts",
		2888	reply => undef,
		2889	tooltip => "Shows which body parts you posess and are available",
		2890	},
		2891	"c/statistics" => {
		2892	id => "infobox",
		2893	title => "Statistics",
		2894	reply => undef,
		2895	tooltip => "Shows your primary statistics",
		2896	},
		2897	"c/skills" => {
		2898	id => "infobox",
		2899	title => "Skills",
		2900	reply => undef,
		2901	tooltip => "Shows your experience per skill and item power",
		2902	},
		2903	"c/shopitems" => {
		2904	id => "infobox",
		2905	title => "Shop Items",
		2906	reply => undef,
		2907	tooltip => "Shows the items currently for sale in this shop",
		2908	},
		2909	"c/resistances" => {
		2910	id => "infobox",
		2911	title => "Resistances",
		2912	reply => undef,
		2913	tooltip => "Shows your resistances",
		2914	},
		2915	"c/pets" => {
		2916	id => "infobox",
		2917	title => "Pets",
		2918	reply => undef,
		2919	tooltip => "Shows information abotu your pets/a specific pet",
		2920	},
		2921	"c/perceiveself" => {
		2922	id => "infobox",
		2923	title => "Perceive Self",
		2924	reply => undef,
		2925	tooltip => "You gained detailed knowledge about yourself",
		2926	},
		2927	"c/uptime" => {
		2928	id => "infobox",
		2929	title => "Uptime",
		2930	reply => undef,
		2931	tooltip => "How long the server has been running since last restart",
		2932	},
		2933	"c/mapinfo" => {
		2934	id => "infobox",
		2935	title => "Map Info",
		2936	reply => undef,
		2937	tooltip => "Information related to the maps",
		2938	},
		2939	"c/party" => {
		2940	id => "party",
		2941	title => "Party",
		2942	reply => "gsay ",
		2943	tooltip => "Messages and chat related to your party",
		2944	},
		2945	"c/death" => {
		2946	id => "death",
		2947	title => "Death",
		2948	reply => undef,
		2949	tooltip => "Reason for and more info about your most recent death",
		2950	},
		2951	"c/say" => $SAY_CHANNEL,
		2952	"c/chat" => $CHAT_CHANNEL,
		2953	);
		2954
2439	sub cf::client::send_msg {	2955	sub cf::client::send_msg {
2440	my ($self, $channel, $msg, $color, @extra) = @_;	2956	my ($self, $channel, $msg, $color, @extra) = @_;
2441		2957
2442	$msg = $self->pl->expand_cfpod ($msg);	2958	$msg = $self->pl->expand_cfpod ($msg)
		2959	unless $color & cf::NDI_VERBATIM;
2443		2960
2444	return unless @extra || length $msg;
2445
2446	$color &= ~cf::NDI_UNIQUE; # just in case...	2961	$color &= cf::NDI_CLIENT_MASK; # just in case...
2447		2962
		2963	# check predefined channels, for the benefit of C
		2964	if ($CHANNEL{$channel}) {
		2965	$channel = $CHANNEL{$channel};
		2966
		2967	$self->ext_msg (channel_info => $channel);
		2968	$channel = $channel->{id};
		2969
2448	if (ref $channel) {	2970	} elsif (ref $channel) {
2449	# send meta info to client, if not yet sent	2971	# send meta info to client, if not yet sent
2450	unless (exists $self->{channel}{$channel->{id}}) {	2972	unless (exists $self->{channel}{$channel->{id}}) {
2451	$self->{channel}{$channel->{id}} = $channel;	2973	$self->{channel}{$channel->{id}} = $channel;
2452	$self->ext_event (channel_info => %$channel);	2974	$self->ext_msg (channel_info => $channel);
2453	}	2975	}
2454		2976
2455	$channel = $channel->{id};	2977	$channel = $channel->{id};
2456	}	2978	}
2457		2979
2458	if ($self->can_msg) {	2980	return unless @extra || length $msg;
2459	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $channel, $msg, @extra]));
2460	} else {
2461	# replace some tags by gcfclient-compatible ones
2462	for ($msg) {
2463	1 while
2464	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2465	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2466	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2467	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2468	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2469	}
2470		2981
2471	if ($color >= 0) {	2982	# default colour, mask it out
2472	if (0 && $msg =~ /\[/) {	2983	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2473	$self->send_packet ("drawextinfo $color 4 0 $msg")	2984	if $color & cf::NDI_DEF;
2474	} else {
2475	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2476	$self->send_packet ("drawinfo $color $msg")
2477	}
2478	}
2479	}
2480	}
2481		2985
		2986	my $pkt = "msg "
		2987	. $self->{json_coder}->encode (
		2988	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		2989	);
		2990
		2991	$self->send_big_packet ($pkt);
		2992	}
		2993
2482	=item $client->ext_event ($type, %msg)	2994	=item $client->ext_msg ($type, @msg)
2483		2995
2484	Sends an ext event to the client.	2996	Sends an ext event to the client.
2485		2997
2486	=cut	2998	=cut
2487		2999
2488	sub cf::client::ext_event($$%) {	3000	sub cf::client::ext_msg($$@) {
2489	my ($self, $type, %msg) = @_;	3001	my ($self, $type, @msg) = @_;
2490		3002
2491	return unless $self->extcmd;	3003	if ($self->extcmd == 2) {
2492		3004	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		3005	} elsif ($self->extcmd == 1) { # TODO: remove
2493	$msg{msgtype} = "event_$type";	3006	push @msg, msgtype => "event_$type";
2494	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	3007	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3008	}
		3009	}
		3010
		3011	=item $client->ext_reply ($msgid, @msg)
		3012
		3013	Sends an ext reply to the client.
		3014
		3015	=cut
		3016
		3017	sub cf::client::ext_reply($$@) {
		3018	my ($self, $id, @msg) = @_;
		3019
		3020	if ($self->extcmd == 2) {
		3021	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		3022	} elsif ($self->extcmd == 1) {
		3023	#TODO: version 1, remove
		3024	unshift @msg, msgtype => "reply", msgid => $id;
		3025	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3026	}
2495	}	3027	}
2496		3028
2497	=item $success = $client->query ($flags, "text", \&cb)	3029	=item $success = $client->query ($flags, "text", \&cb)
2498		3030
2499	Queues a query to the client, calling the given callback with	3031	Queues a query to the client, calling the given callback with
…		…
2554	my ($ns, $buf) = @_;	3086	my ($ns, $buf) = @_;
2555		3087
2556	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3088	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2557		3089
2558	if (ref $msg) {	3090	if (ref $msg) {
		3091	my ($type, $reply, @payload) =
		3092	"ARRAY" eq ref $msg
		3093	? @$msg
		3094	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		3095
		3096	my @reply;
		3097
2559	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3098	if (my $cb = $EXTICMD{$type}) {
2560	if (my %reply = $cb->($ns, $msg)) {	3099	@reply = $cb->($ns, @payload);
2561	$reply{msgid} = $msg->{msgid};
2562	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2563	}
2564	}	3100	}
		3101
		3102	$ns->ext_reply ($reply, @reply)
		3103	if $reply;
		3104
2565	} else {	3105	} else {
2566	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3106	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2567	}	3107	}
2568		3108
2569	cf::override;	3109	cf::override;
…		…
2616	our $safe = new Safe "safe";	3156	our $safe = new Safe "safe";
2617	our $safe_hole = new Safe::Hole;	3157	our $safe_hole = new Safe::Hole;
2618		3158
2619	$SIG{FPE} = 'IGNORE';	3159	$SIG{FPE} = 'IGNORE';
2620		3160
2621	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3161	$safe->permit_only (Opcode::opset qw(
		3162	:base_core :base_mem :base_orig :base_math :base_loop
		3163	grepstart grepwhile mapstart mapwhile
		3164	sort time
		3165	));
2622		3166
2623	# here we export the classes and methods available to script code	3167	# here we export the classes and methods available to script code
2624		3168
2625	=pod	3169	=pod
2626		3170
2627	The following functions and methods are available within a safe environment:	3171	The following functions and methods are available within a safe environment:
2628		3172
2629	cf::object	3173	cf::object
2630	contr pay_amount pay_player map x y force_find force_add	3174	contr pay_amount pay_player map x y force_find force_add destroy
2631	insert remove	3175	insert remove name archname title slaying race decrease split
		3176	value
2632		3177
2633	cf::object::player	3178	cf::object::player
2634	player	3179	player
2635		3180
2636	cf::player	3181	cf::player
…		…
2641		3186
2642	=cut	3187	=cut
2643		3188
2644	for (	3189	for (
2645	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3190	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2646	insert remove)],	3191	insert remove inv nrof name archname title slaying race
		3192	decrease split destroy change_exp value msg lore send_msg)],
2647	["cf::object::player" => qw(player)],	3193	["cf::object::player" => qw(player)],
2648	["cf::player" => qw(peaceful)],	3194	["cf::player" => qw(peaceful send_msg)],
2649	["cf::map" => qw(trigger)],	3195	["cf::map" => qw(trigger)],
2650	) {	3196	) {
2651	no strict 'refs';	3197	no strict 'refs';
2652	my ($pkg, @funs) = @$_;	3198	my ($pkg, @funs) = @$_;
2653	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3199	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2671		3217
2672	my $qcode = $code;	3218	my $qcode = $code;
2673	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3219	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2674	$qcode =~ s/\n/\\n/g;	3220	$qcode =~ s/\n/\\n/g;
2675		3221
		3222	%vars = (_dummy => 0) unless %vars;
		3223
		3224	my @res;
2676	local $_;	3225	local $_;
2677	local @safe::cf::_safe_eval_args = values %vars;
2678		3226
2679	my $eval =	3227	my $eval =
2680	"do {\n"	3228	"do {\n"
2681	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3229	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2682	. "#line 0 \"{$qcode}\"\n"	3230	. "#line 0 \"{$qcode}\"\n"
2683	. $code	3231	. $code
2684	. "\n}"	3232	. "\n}"
2685	;	3233	;
2686		3234
		3235	if ($CFG{safe_eval}) {
2687	sub_generation_inc;	3236	sub_generation_inc;
		3237	local @safe::cf::_safe_eval_args = values %vars;
2688	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3238	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2689	sub_generation_inc;	3239	sub_generation_inc;
		3240	} else {
		3241	local @cf::_safe_eval_args = values %vars;
		3242	@res = wantarray ? eval eval : scalar eval $eval;
		3243	}
2690		3244
2691	if ($@) {	3245	if ($@) {
2692	warn "$@";	3246	warn "$@";
2693	warn "while executing safe code '$code'\n";	3247	warn "while executing safe code '$code'\n";
2694	warn "with arguments " . (join " ", %vars) . "\n";	3248	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2713	=cut	3267	=cut
2714		3268
2715	sub register_script_function {	3269	sub register_script_function {
2716	my ($fun, $cb) = @_;	3270	my ($fun, $cb) = @_;
2717		3271
2718	no strict 'refs';	3272	$fun = "safe::$fun" if $CFG{safe_eval};
2719	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3273	*$fun = $safe_hole->wrap ($cb);
2720	}	3274	}
2721		3275
2722	=back	3276	=back
2723		3277
2724	=cut	3278	=cut
…		…
2726	#############################################################################	3280	#############################################################################
2727	# the server's init and main functions	3281	# the server's init and main functions
2728		3282
2729	sub load_facedata($) {	3283	sub load_facedata($) {
2730	my ($path) = @_;	3284	my ($path) = @_;
		3285
		3286	# HACK to clear player env face cache, we need some signal framework
		3287	# for this (global event?)
		3288	%ext::player_env::MUSIC_FACE_CACHE = ();
		3289
		3290	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2731		3291
2732	warn "loading facedata from $path\n";	3292	warn "loading facedata from $path\n";
2733		3293
2734	my $facedata;	3294	my $facedata;
2735	0 < aio_load $path, $facedata	3295	0 < aio_load $path, $facedata
…		…
2738	$facedata = Coro::Storable::thaw $facedata;	3298	$facedata = Coro::Storable::thaw $facedata;
2739		3299
2740	$facedata->{version} == 2	3300	$facedata->{version} == 2
2741	or cf::cleanup "$path: version mismatch, cannot proceed.";	3301	or cf::cleanup "$path: version mismatch, cannot proceed.";
2742		3302
		3303	# patch in the exptable
		3304	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
		3305	$facedata->{resource}{"res/exp_table"} = {
		3306	type => FT_RSRC,
		3307	data => $exp_table,
		3308	hash => (Digest::MD5::md5 $exp_table),
		3309	};
		3310	cf::cede_to_tick;
		3311
2743	{	3312	{
2744	my $faces = $facedata->{faceinfo};	3313	my $faces = $facedata->{faceinfo};
2745		3314
2746	while (my ($face, $info) = each %$faces) {	3315	while (my ($face, $info) = each %$faces) {
2747	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3316	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3317
2748	cf::face::set_visibility $idx, $info->{visibility};	3318	cf::face::set_visibility $idx, $info->{visibility};
2749	cf::face::set_magicmap $idx, $info->{magicmap};	3319	cf::face::set_magicmap $idx, $info->{magicmap};
2750	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3320	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2751	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3321	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2752		3322
2753	cf::cede_to_tick;	3323	cf::cede_to_tick;
2754	}	3324	}
2755		3325
2756	while (my ($face, $info) = each %$faces) {	3326	while (my ($face, $info) = each %$faces) {
2757	next unless $info->{smooth};	3327	next unless $info->{smooth};
		3328
2758	my $idx = cf::face::find $face	3329	my $idx = cf::face::find $face
2759	or next;	3330	or next;
		3331
2760	if (my $smooth = cf::face::find $info->{smooth}) {	3332	if (my $smooth = cf::face::find $info->{smooth}) {
2761	cf::face::set_smooth $idx, $smooth;	3333	cf::face::set_smooth $idx, $smooth;
2762	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3334	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2763	} else {	3335	} else {
2764	warn "smooth face '$info->{smooth}' not found for face '$face'";	3336	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2778		3350
2779	cf::anim::invalidate_all; # d'oh	3351	cf::anim::invalidate_all; # d'oh
2780	}	3352	}
2781		3353
2782	{	3354	{
2783	# TODO: for gcfclient pleasure, we should give resources
2784	# that gcfclient doesn't grok a >10000 face index.
2785	my $res = $facedata->{resource};	3355	my $res = $facedata->{resource};
2786	my $enc = JSON::XS->new->utf8->canonical;
2787		3356
2788	while (my ($name, $info) = each %$res) {	3357	while (my ($name, $info) = each %$res) {
2789	my $meta = $enc->encode ({	3358	if (defined $info->{type}) {
2790	name => $name,
2791	type => $info->{type},
2792	copyright => $info->{copyright}, #TODO#
2793	});
2794
2795	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3359	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2796		3360
2797	if ($name =~ /\.jpg$/) {
2798	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};#d# temp hack	3361	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
2799	cf::face::set_data $idx, 1, $info->{data}, $info->{chksum};#d# temp hack	3362	cf::face::set_type $idx, $info->{type};
2800	} else {	3363	} else {
2801	my $data = pack "(w/a*)*", $meta, $info->{data};	3364	$RESOURCE{$name} = $info;
2802	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2803
2804	cf::face::set_type $idx, 1;
2805	cf::face::set_data $idx, 0, $data, $chk;
2806	}	3365	}
2807		3366
2808	cf::cede_to_tick;	3367	cf::cede_to_tick;
2809	}	3368	}
2810	}	3369	}
2811		3370
		3371	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3372
2812	1	3373	1
2813	}	3374	}
2814		3375
		3376	cf::global->attach (on_resource_update => sub {
		3377	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3378	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3379
		3380	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3381	my $sound = $soundconf->{compat}[$_]
		3382	or next;
		3383
		3384	my $face = cf::face::find "sound/$sound->[1]";
		3385	cf::sound::set $sound->[0] => $face;
		3386	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3387	}
		3388
		3389	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3390	my $face = cf::face::find "sound/$v";
		3391	cf::sound::set $k => $face;
		3392	}
		3393	}
		3394	});
		3395
		3396	register_exticmd fx_want => sub {
		3397	my ($ns, $want) = @_;
		3398
		3399	while (my ($k, $v) = each %$want) {
		3400	$ns->fx_want ($k, $v);
		3401	}
		3402	};
		3403
		3404	sub load_resource_file($) {
		3405	my $guard = lock_acquire "load_resource_file";
		3406
		3407	my $status = load_resource_file_ $_[0];
		3408	get_slot 0.1, 100;
		3409	cf::arch::commit_load;
		3410
		3411	$status
		3412	}
		3413
2815	sub reload_regions {	3414	sub reload_regions {
		3415	# HACK to clear player env face cache, we need some signal framework
		3416	# for this (global event?)
		3417	%ext::player_env::MUSIC_FACE_CACHE = ();
		3418
2816	load_resource_file "$MAPDIR/regions"	3419	load_resource_file "$MAPDIR/regions"
2817	or die "unable to load regions file\n";	3420	or die "unable to load regions file\n";
2818		3421
2819	for (cf::region::list) {	3422	for (cf::region::list) {
2820	$_->{match} = qr/$_->{match}/	3423	$_->{match} = qr/$_->{match}/
…		…
2828	}	3431	}
2829		3432
2830	sub reload_archetypes {	3433	sub reload_archetypes {
2831	load_resource_file "$DATADIR/archetypes"	3434	load_resource_file "$DATADIR/archetypes"
2832	or die "unable to load archetypes\n";	3435	or die "unable to load archetypes\n";
2833	#d# NEED to laod twice to resolve forward references
2834	# this really needs to be done in an extra post-pass
2835	# (which needs to be synchronous, so solve it differently)
2836	load_resource_file "$DATADIR/archetypes"
2837	or die "unable to load archetypes\n";
2838	}	3436	}
2839		3437
2840	sub reload_treasures {	3438	sub reload_treasures {
2841	load_resource_file "$DATADIR/treasures"	3439	load_resource_file "$DATADIR/treasures"
2842	or die "unable to load treasurelists\n";	3440	or die "unable to load treasurelists\n";
2843	}	3441	}
2844		3442
2845	sub reload_resources {	3443	sub reload_resources {
2846	warn "reloading resource files...\n";	3444	warn "reloading resource files...\n";
2847		3445
		3446	reload_facedata;
		3447	reload_archetypes;
2848	reload_regions;	3448	reload_regions;
2849	reload_facedata;
2850	#reload_archetypes;#d#
2851	reload_archetypes;
2852	reload_treasures;	3449	reload_treasures;
2853		3450
2854	warn "finished reloading resource files\n";	3451	warn "finished reloading resource files\n";
2855	}	3452	}
2856		3453
2857	sub init {	3454	sub reload_config {
2858	reload_resources;	3455	warn "reloading config file...\n";
2859	}
2860		3456
2861	sub cfg_load {
2862	open my $fh, "<:utf8", "$CONFDIR/config"	3457	open my $fh, "<:utf8", "$CONFDIR/config"
2863	or return;	3458	or return;
2864		3459
2865	local $/;	3460	local $/;
2866	*CFG = YAML::Syck::Load <$fh>;	3461	*CFG = YAML::XS::Load scalar <$fh>;
2867		3462
2868	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3463	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2869		3464
2870	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3465	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2871	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3466	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2875	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3470	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2876	and die "WARNING: m(un)lockall failed: $!\n";	3471	and die "WARNING: m(un)lockall failed: $!\n";
2877	};	3472	};
2878	warn $@ if $@;	3473	warn $@ if $@;
2879	}	3474	}
		3475
		3476	warn "finished reloading resource files\n";
		3477	}
		3478
		3479	sub pidfile() {
		3480	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3481	or die "$PIDFILE: $!";
		3482	flock $fh, &Fcntl::LOCK_EX
		3483	or die "$PIDFILE: flock: $!";
		3484	$fh
		3485	}
		3486
		3487	# make sure only one server instance is running at any one time
		3488	sub atomic {
		3489	my $fh = pidfile;
		3490
		3491	my $pid = <$fh>;
		3492	kill 9, $pid if $pid > 0;
		3493
		3494	seek $fh, 0, 0;
		3495	print $fh $$;
		3496	}
		3497
		3498	sub main_loop {
		3499	warn "EV::loop starting\n";
		3500	if (1) {
		3501	EV::loop;
		3502	}
		3503	warn "EV::loop returned\n";
		3504	goto &main_loop unless $REALLY_UNLOOP;
2880	}	3505	}
2881		3506
2882	sub main {	3507	sub main {
		3508	cf::init_globals; # initialise logging
		3509
		3510	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3511	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3512	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3513	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3514
		3515	cf::init_experience;
		3516	cf::init_anim;
		3517	cf::init_attackmess;
		3518	cf::init_dynamic;
		3519
		3520	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3521
2883	# we must not ever block the main coroutine	3522	# we must not ever block the main coroutine
2884	local $Coro::idle = sub {	3523	local $Coro::idle = sub {
2885	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3524	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2886	(async {	3525	(async {
2887	Event::one_event;	3526	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3527	EV::loop EV::LOOP_ONESHOT;
2888	})->prio (Coro::PRIO_MAX);	3528	})->prio (Coro::PRIO_MAX);
2889	};	3529	};
2890		3530
2891	cfg_load;	3531	evthread_start IO::AIO::poll_fileno;
		3532
		3533	cf::sync_job {
		3534	cf::load_settings;
		3535	cf::load_materials;
		3536
		3537	reload_resources;
		3538	reload_config;
2892	db_init;	3539	db_init;
		3540
		3541	cf::init_uuid;
		3542	cf::init_signals;
		3543	cf::init_commands;
		3544	cf::init_skills;
		3545
		3546	cf::init_beforeplay;
		3547
		3548	atomic;
		3549
2893	load_extensions;	3550	load_extensions;
2894		3551
2895	$TICK_WATCHER->start;	3552	utime time, time, $RUNTIMEFILE;
2896	Event::loop;	3553
		3554	# no (long-running) fork's whatsoever before this point(!)
		3555	use POSIX ();
		3556	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3557
		3558	(pop @POST_INIT)->(0) while @POST_INIT;
		3559	};
		3560
		3561	main_loop;
2897	}	3562	}
2898		3563
2899	#############################################################################	3564	#############################################################################
2900	# initialisation and cleanup	3565	# initialisation and cleanup
2901		3566
2902	# install some emergency cleanup handlers	3567	# install some emergency cleanup handlers
2903	BEGIN {	3568	BEGIN {
		3569	our %SIGWATCHER = ();
2904	for my $signal (qw(INT HUP TERM)) {	3570	for my $signal (qw(INT HUP TERM)) {
2905	Event->signal (	3571	$SIGWATCHER{$signal} = EV::signal $signal, sub {
2906	reentrant => 0,
2907	data => WF_AUTOCANCEL,
2908	signal => $signal,
2909	prio => 0,
2910	cb => sub {
2911	cf::cleanup "SIG$signal";	3572	cf::cleanup "SIG$signal";
2912	},
2913	);	3573	};
2914	}	3574	}
2915	}	3575	}
2916		3576
2917	sub write_runtime {	3577	sub write_runtime_sync {
2918	my $runtime = "$LOCALDIR/runtime";	3578	my $t0 = EV::time;
2919		3579
2920	# first touch the runtime file to show we are still running:	3580	# first touch the runtime file to show we are still running:
2921	# the fsync below can take a very very long time.	3581	# the fsync below can take a very very long time.
2922		3582
2923	IO::AIO::aio_utime $runtime, undef, undef;	3583	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2924		3584
2925	my $guard = cf::lock_acquire "write_runtime";	3585	my $guard = cf::lock_acquire "write_runtime";
2926		3586
2927	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3587	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
2928	or return;	3588	or return;
2929		3589
2930	my $value = $cf::RUNTIME + 90 + 10;	3590	my $value = $cf::RUNTIME + 90 + 10;
2931	# 10 is the runtime save interval, for a monotonic clock	3591	# 10 is the runtime save interval, for a monotonic clock
2932	# 60 allows for the watchdog to kill the server.	3592	# 60 allows for the watchdog to kill the server.
…		…
2942	aio_utime $fh, undef, undef;	3602	aio_utime $fh, undef, undef;
2943		3603
2944	close $fh	3604	close $fh
2945	or return;	3605	or return;
2946		3606
2947	aio_rename "$runtime~", $runtime	3607	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2948	and return;	3608	and return;
2949		3609
2950	warn "runtime file written.\n";	3610	warn sprintf "runtime file written (%gs).\n", EV::time - $t0;
2951		3611
2952	1	3612	1
		3613	}
		3614
		3615	our $uuid_lock;
		3616	our $uuid_skip;
		3617
		3618	sub write_uuid_sync($) {
		3619	$uuid_skip ||= $_[0];
		3620
		3621	return if $uuid_lock;
		3622	local $uuid_lock = 1;
		3623
		3624	my $uuid = "$LOCALDIR/uuid";
		3625
		3626	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3627	or return;
		3628
		3629	my $value = uuid_seq uuid_cur;
		3630
		3631	unless ($value) {
		3632	warn "cowardly refusing to write zero uuid value!\n";
		3633	return;
		3634	}
		3635
		3636	my $value = uuid_str $value + $uuid_skip;
		3637	$uuid_skip = 0;
		3638
		3639	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3640	and return;
		3641
		3642	# always fsync - this file is important
		3643	aio_fsync $fh
		3644	and return;
		3645
		3646	close $fh
		3647	or return;
		3648
		3649	aio_rename "$uuid~", $uuid
		3650	and return;
		3651
		3652	warn "uuid file written ($value).\n";
		3653
		3654	1
		3655
		3656	}
		3657
		3658	sub write_uuid($$) {
		3659	my ($skip, $sync) = @_;
		3660
		3661	$sync ? write_uuid_sync $skip
		3662	: async { write_uuid_sync $skip };
2953	}	3663	}
2954		3664
2955	sub emergency_save() {	3665	sub emergency_save() {
2956	my $freeze_guard = cf::freeze_mainloop;	3666	my $freeze_guard = cf::freeze_mainloop;
2957		3667
2958	warn "enter emergency perl save\n";	3668	warn "emergency_perl_save: enter\n";
2959		3669
2960	cf::sync_job {	3670	cf::sync_job {
		3671	# this is a trade-off: we want to be very quick here, so
		3672	# save all maps without fsync, and later call a global sync
		3673	# (which in turn might be very very slow)
		3674	local $USE_FSYNC = 0;
		3675
2961	# use a peculiar iteration method to avoid tripping on perl	3676	# use a peculiar iteration method to avoid tripping on perl
2962	# refcount bugs in for. also avoids problems with players	3677	# refcount bugs in for. also avoids problems with players
2963	# and maps saved/destroyed asynchronously.	3678	# and maps saved/destroyed asynchronously.
2964	warn "begin emergency player save\n";	3679	warn "emergency_perl_save: begin player save\n";
2965	for my $login (keys %cf::PLAYER) {	3680	for my $login (keys %cf::PLAYER) {
2966	my $pl = $cf::PLAYER{$login} or next;	3681	my $pl = $cf::PLAYER{$login} or next;
2967	$pl->valid or next;	3682	$pl->valid or next;
		3683	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2968	$pl->save;	3684	$pl->save;
2969	}	3685	}
2970	warn "end emergency player save\n";	3686	warn "emergency_perl_save: end player save\n";
2971		3687
2972	warn "begin emergency map save\n";	3688	warn "emergency_perl_save: begin map save\n";
2973	for my $path (keys %cf::MAP) {	3689	for my $path (keys %cf::MAP) {
2974	my $map = $cf::MAP{$path} or next;	3690	my $map = $cf::MAP{$path} or next;
2975	$map->valid or next;	3691	$map->valid or next;
2976	$map->save;	3692	$map->save;
2977	}	3693	}
2978	warn "end emergency map save\n";	3694	warn "emergency_perl_save: end map save\n";
2979		3695
2980	warn "begin emergency database checkpoint\n";	3696	warn "emergency_perl_save: begin database checkpoint\n";
2981	BDB::db_env_txn_checkpoint $DB_ENV;	3697	BDB::db_env_txn_checkpoint $DB_ENV;
2982	warn "end emergency database checkpoint\n";	3698	warn "emergency_perl_save: end database checkpoint\n";
		3699
		3700	warn "emergency_perl_save: begin write uuid\n";
		3701	write_uuid_sync 1;
		3702	warn "emergency_perl_save: end write uuid\n";
2983	};	3703	};
2984		3704
		3705	warn "emergency_perl_save: starting sync()\n";
		3706	IO::AIO::aio_sync sub {
		3707	warn "emergency_perl_save: finished sync()\n";
		3708	};
		3709
2985	warn "leave emergency perl save\n";	3710	warn "emergency_perl_save: leave\n";
2986	}	3711	}
2987		3712
2988	sub post_cleanup {	3713	sub post_cleanup {
2989	my ($make_core) = @_;	3714	my ($make_core) = @_;
2990		3715
2991	warn Carp::longmess "post_cleanup backtrace"	3716	warn Carp::longmess "post_cleanup backtrace"
2992	if $make_core;	3717	if $make_core;
		3718
		3719	my $fh = pidfile;
		3720	unlink $PIDFILE if <$fh> == $$;
		3721	}
		3722
		3723	# a safer delete_package, copied from Symbol
		3724	sub clear_package($) {
		3725	my $pkg = shift;
		3726
		3727	# expand to full symbol table name if needed
		3728	unless ($pkg =~ /^main::.*::$/) {
		3729	$pkg = "main$pkg" if $pkg =~ /^::/;
		3730	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3731	$pkg .= '::' unless $pkg =~ /::$/;
		3732	}
		3733
		3734	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3735	my $stem_symtab = *{$stem}{HASH};
		3736
		3737	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3738	or return;
		3739
		3740	# clear all symbols
		3741	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3742	for my $name (keys %$leaf_symtab) {
		3743	_gv_clear *{"$pkg$name"};
		3744	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3745	}
		3746	warn "cleared package $pkg\n";#d#
2993	}	3747	}
2994		3748
2995	sub do_reload_perl() {	3749	sub do_reload_perl() {
2996	# can/must only be called in main	3750	# can/must only be called in main
2997	if ($Coro::current != $Coro::main) {	3751	if ($Coro::current != $Coro::main) {
2998	warn "can only reload from main coroutine";	3752	warn "can only reload from main coroutine";
2999	return;	3753	return;
3000	}	3754	}
3001		3755
		3756	return if $RELOAD++;
		3757
		3758	my $t1 = EV::time;
		3759
		3760	while ($RELOAD) {
3002	warn "reloading...";	3761	warn "reloading...";
3003		3762
3004	warn "entering sync_job";	3763	warn "entering sync_job";
3005		3764
3006	cf::sync_job {	3765	cf::sync_job {
3007	cf::write_runtime; # external watchdog should not bark	3766	cf::write_runtime_sync; # external watchdog should not bark
3008	cf::emergency_save;	3767	cf::emergency_save;
3009	cf::write_runtime; # external watchdog should not bark	3768	cf::write_runtime_sync; # external watchdog should not bark
3010		3769
3011	warn "syncing database to disk";	3770	warn "syncing database to disk";
3012	BDB::db_env_txn_checkpoint $DB_ENV;	3771	BDB::db_env_txn_checkpoint $DB_ENV;
3013		3772
3014	# if anything goes wrong in here, we should simply crash as we already saved	3773	# if anything goes wrong in here, we should simply crash as we already saved
3015		3774
3016	warn "cancelling all WF_AUTOCANCEL watchers";
3017	for (Event::all_watchers) {
3018	$_->cancel if $_->data & WF_AUTOCANCEL;
3019	}
3020
3021	warn "flushing outstanding aio requests";	3775	warn "flushing outstanding aio requests";
3022	for (;;) {
3023	BDB::flush;
3024	IO::AIO::flush;
3025	Coro::cede;
3026	last unless IO::AIO::nreqs || BDB::nreqs;	3776	while (IO::AIO::nreqs || BDB::nreqs) {
3027	warn "iterate...";	3777	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3028	}
3029
3030	++$RELOAD;
3031
3032	warn "cancelling all extension coros";
3033	$_->cancel for values %EXT_CORO;
3034	%EXT_CORO = ();
3035
3036	warn "removing commands";
3037	%COMMAND = ();
3038
3039	warn "removing ext/exti commands";
3040	%EXTCMD = ();
3041	%EXTICMD = ();
3042
3043	warn "unloading/nuking all extensions";
3044	for my $pkg (@EXTS) {
3045	warn "... unloading $pkg";
3046
3047	if (my $cb = $pkg->can ("unload")) {
3048	eval {
3049	$cb->($pkg);
3050	1
3051	} or warn "$pkg unloaded, but with errors: $@";
3052	}	3778	}
3053		3779
3054	warn "... nuking $pkg";	3780	warn "cancelling all extension coros";
3055	Symbol::delete_package $pkg;	3781	$_->cancel for values %EXT_CORO;
3056	}	3782	%EXT_CORO = ();
3057		3783
3058	warn "unloading all perl modules loaded from $LIBDIR";	3784	warn "removing commands";
3059	while (my ($k, $v) = each %INC) {	3785	%COMMAND = ();
3060	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3061		3786
		3787	warn "removing ext/exti commands";
		3788	%EXTCMD = ();
		3789	%EXTICMD = ();
		3790
		3791	warn "unloading/nuking all extensions";
		3792	for my $pkg (@EXTS) {
3062	warn "... unloading $k";	3793	warn "... unloading $pkg";
3063	delete $INC{$k};
3064		3794
3065	$k =~ s/\.pm$//;
3066	$k =~ s/\//::/g;
3067
3068	if (my $cb = $k->can ("unload_module")) {	3795	if (my $cb = $pkg->can ("unload")) {
		3796	eval {
3069	$cb->();	3797	$cb->($pkg);
		3798	1
		3799	} or warn "$pkg unloaded, but with errors: $@";
		3800	}
		3801
		3802	warn "... clearing $pkg";
		3803	clear_package $pkg;
3070	}	3804	}
3071		3805
3072	Symbol::delete_package $k;	3806	warn "unloading all perl modules loaded from $LIBDIR";
		3807	while (my ($k, $v) = each %INC) {
		3808	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3809
		3810	warn "... unloading $k";
		3811	delete $INC{$k};
		3812
		3813	$k =~ s/\.pm$//;
		3814	$k =~ s/\//::/g;
		3815
		3816	if (my $cb = $k->can ("unload_module")) {
		3817	$cb->();
		3818	}
		3819
		3820	clear_package $k;
3073	}	3821	}
3074		3822
3075	warn "getting rid of safe::, as good as possible";	3823	warn "getting rid of safe::, as good as possible";
3076	Symbol::delete_package "safe::$_"	3824	clear_package "safe::$_"
3077	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3825	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3078		3826
3079	warn "unloading cf.pm \"a bit\"";	3827	warn "unloading cf.pm \"a bit\"";
3080	delete $INC{"cf.pm"};	3828	delete $INC{"cf.pm"};
3081	delete $INC{"cf/pod.pm"};	3829	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3082		3830
3083	# don't, removes xs symbols, too,	3831	# don't, removes xs symbols, too,
3084	# and global variables created in xs	3832	# and global variables created in xs
3085	#Symbol::delete_package __PACKAGE__;	3833	#clear_package __PACKAGE__;
3086		3834
3087	warn "unload completed, starting to reload now";	3835	warn "unload completed, starting to reload now";
3088		3836
3089	warn "reloading cf.pm";	3837	warn "reloading cf.pm";
3090	require cf;	3838	require cf;
3091	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3839	cf::_connect_to_perl_1;
3092		3840
3093	warn "loading config and database again";	3841	warn "loading config and database again";
3094	cf::cfg_load;	3842	cf::reload_config;
3095		3843
3096	warn "loading extensions";	3844	warn "loading extensions";
3097	cf::load_extensions;	3845	cf::load_extensions;
3098		3846
		3847	if ($REATTACH_ON_RELOAD) {
3099	warn "reattaching attachments to objects/players";	3848	warn "reattaching attachments to objects/players";
3100	_global_reattach; # objects, sockets	3849	_global_reattach; # objects, sockets
3101	warn "reattaching attachments to maps";	3850	warn "reattaching attachments to maps";
3102	reattach $_ for values %MAP;	3851	reattach $_ for values %MAP;
3103	warn "reattaching attachments to players";	3852	warn "reattaching attachments to players";
3104	reattach $_ for values %PLAYER;	3853	reattach $_ for values %PLAYER;
		3854	}
3105		3855
		3856	warn "running post_init jobs";
		3857	(pop @POST_INIT)->(1) while @POST_INIT;
		3858
3106	warn "leaving sync_job";	3859	warn "leaving sync_job";
3107		3860
3108	1	3861	1
3109	} or do {	3862	} or do {
3110	warn $@;	3863	warn $@;
3111	warn "error while reloading, exiting.";	3864	cf::cleanup "error while reloading, exiting.";
3112	exit 1;
3113	};	3865	};
3114		3866
3115	warn "reloaded";	3867	warn "reloaded";
		3868	--$RELOAD;
		3869	}
		3870
		3871	$t1 = EV::time - $t1;
		3872	warn "reload completed in ${t1}s\n";
3116	};	3873	};
3117		3874
3118	our $RELOAD_WATCHER; # used only during reload	3875	our $RELOAD_WATCHER; # used only during reload
3119		3876
3120	sub reload_perl() {	3877	sub reload_perl() {
3121	# doing reload synchronously and two reloads happen back-to-back,	3878	# doing reload synchronously and two reloads happen back-to-back,
3122	# coro crashes during coro_state_free->destroy here.	3879	# coro crashes during coro_state_free->destroy here.
3123		3880
3124	$RELOAD_WATCHER ||= Event->timer (	3881	$RELOAD_WATCHER ||= cf::async {
3125	reentrant => 0,	3882	Coro::AIO::aio_wait cache_extensions;
3126	after => 0,	3883
3127	data => WF_AUTOCANCEL,	3884	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3128	cb => sub {
3129	do_reload_perl;	3885	do_reload_perl;
3130	undef $RELOAD_WATCHER;	3886	undef $RELOAD_WATCHER;
3131	},	3887	};
3132	);	3888	};
3133	}	3889	}
3134		3890
3135	register_command "reload" => sub {	3891	register_command "reload" => sub {
3136	my ($who, $arg) = @_;	3892	my ($who, $arg) = @_;
3137		3893
3138	if ($who->flag (FLAG_WIZ)) {	3894	if ($who->flag (FLAG_WIZ)) {
3139	$who->message ("reloading server.");	3895	$who->message ("reloading server.");
		3896	async {
		3897	$Coro::current->{desc} = "perl_reload";
3140	async { reload_perl };	3898	reload_perl;
		3899	};
3141	}	3900	}
3142	};	3901	};
3143		3902
3144	unshift @INC, $LIBDIR;	3903	unshift @INC, $LIBDIR;
3145		3904
…		…
3147		3906
3148	our @WAIT_FOR_TICK;	3907	our @WAIT_FOR_TICK;
3149	our @WAIT_FOR_TICK_BEGIN;	3908	our @WAIT_FOR_TICK_BEGIN;
3150		3909
3151	sub wait_for_tick {	3910	sub wait_for_tick {
3152	return unless $TICK_WATCHER->is_active;
3153	return if $Coro::current == $Coro::main;	3911	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3154		3912
3155	my $signal = new Coro::Signal;	3913	my $signal = new Coro::Signal;
3156	push @WAIT_FOR_TICK, $signal;	3914	push @WAIT_FOR_TICK, $signal;
3157	$signal->wait;	3915	$signal->wait;
3158	}	3916	}
3159		3917
3160	sub wait_for_tick_begin {	3918	sub wait_for_tick_begin {
3161	return unless $TICK_WATCHER->is_active;
3162	return if $Coro::current == $Coro::main;	3919	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3163		3920
3164	my $signal = new Coro::Signal;	3921	my $signal = new Coro::Signal;
3165	push @WAIT_FOR_TICK_BEGIN, $signal;	3922	push @WAIT_FOR_TICK_BEGIN, $signal;
3166	$signal->wait;	3923	$signal->wait;
3167	}	3924	}
3168		3925
3169	my $min = 1e6;#d#	3926	sub tick {
3170	my $avg = 10;
3171	$TICK_WATCHER = Event->timer (
3172	reentrant => 0,
3173	parked => 1,
3174	prio => 0,
3175	at => $NEXT_TICK || $TICK,
3176	data => WF_AUTOCANCEL,
3177	cb => sub {
3178	if ($Coro::current != $Coro::main) {	3927	if ($Coro::current != $Coro::main) {
3179	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3928	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3180	unless ++$bug_warning > 10;	3929	unless ++$bug_warning > 10;
3181	return;	3930	return;
3182	}	3931	}
3183		3932
3184	$NOW = $tick_start = Event::time;
3185
3186	cf::server_tick; # one server iteration	3933	cf::server_tick; # one server iteration
3187		3934
3188	0 && sync_job {#d#	3935	#for(1..3e6){} EV::now_update; $NOW=EV::now; # generate load #d#
3189	for(1..10) {
3190	my $t = Event::time;
3191	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3192	or die;
3193		3936
3194	$map->width (50);	3937	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3195	$map->height (50);	3938	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3196	$map->alloc;	3939	Coro::async_pool {
3197	$map->_load_objects ("/tmp/x.map", 1);	3940	$Coro::current->{desc} = "runtime saver";
3198	my $t = Event::time - $t;	3941	write_runtime_sync
3199		3942	or warn "ERROR: unable to write runtime file: $!";
3200	#next unless $t < 0.0013;#d#
3201	if ($t < $min) {
3202	$min = $t;
3203	}
3204	$avg = $avg * 0.99 + $t * 0.01;
3205	}
3206	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3207	exit 0;
3208	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3209	};	3943	};
		3944	}
3210		3945
3211	$RUNTIME += $TICK;
3212	$NEXT_TICK += $TICK;
3213
3214	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3215	$NEXT_RUNTIME_WRITE = $NOW + 10;
3216	Coro::async_pool {
3217	write_runtime
3218	or warn "ERROR: unable to write runtime file: $!";
3219	};
3220	}
3221
3222	# my $AFTER = Event::time;
3223	# warn $AFTER - $NOW;#d#
3224
3225	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3946	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3226	$sig->send;	3947	$sig->send;
3227	}	3948	}
3228	while (my $sig = shift @WAIT_FOR_TICK) {	3949	while (my $sig = shift @WAIT_FOR_TICK) {
3229	$sig->send;	3950	$sig->send;
3230	}	3951	}
3231		3952
3232	$NOW = Event::time;	3953	$LOAD = ($NOW - $TICK_START) / $TICK;
3233
3234	# if we are delayed by four ticks or more, skip them all
3235	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3236
3237	$TICK_WATCHER->at ($NEXT_TICK);
3238	$TICK_WATCHER->start;
3239
3240	$LOAD = ($NOW - $tick_start) / $TICK;
3241	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3954	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3242		3955
3243	_post_tick;	3956	if (0) {
3244		3957	if ($NEXT_TICK) {
3245		3958	my $jitter = $TICK_START - $NEXT_TICK;
		3959	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3960	warn "jitter $JITTER\n";#d#
		3961	}
3246	},	3962	}
3247	);	3963	}
3248		3964
3249	{	3965	{
3250	BDB::max_poll_time $TICK * 0.1;	3966	# configure BDB
3251	$BDB_POLL_WATCHER = Event->io (	3967
3252	reentrant => 0,
3253	fd => BDB::poll_fileno,
3254	poll => 'r',
3255	prio => 0,
3256	data => WF_AUTOCANCEL,
3257	cb => \&BDB::poll_cb,
3258	);
3259	BDB::min_parallel 8;	3968	BDB::min_parallel 16;
3260		3969	BDB::max_poll_reqs $TICK * 0.1;
3261	BDB::set_sync_prepare {	3970	$AnyEvent::BDB::WATCHER->priority (1);
3262	my $status;
3263	my $current = $Coro::current;
3264	(
3265	sub {
3266	$status = $!;
3267	$current->ready; undef $current;
3268	},
3269	sub {
3270	Coro::schedule while defined $current;
3271	$! = $status;
3272	},
3273	)
3274	};
3275		3971
3276	unless ($DB_ENV) {	3972	unless ($DB_ENV) {
3277	$DB_ENV = BDB::db_env_create;	3973	$DB_ENV = BDB::db_env_create;
		3974	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3975	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3976	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3977	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3978	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3278		3979
3279	cf::sync_job {	3980	cf::sync_job {
3280	eval {	3981	eval {
3281	BDB::db_env_open	3982	BDB::db_env_open
3282	$DB_ENV,	3983	$DB_ENV,
…		…
3284	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3985	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3285	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3986	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3286	0666;	3987	0666;
3287		3988
3288	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3989	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3289
3290	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3291	$DB_ENV->set_lk_detect;
3292	};	3990	};
3293		3991
3294	cf::cleanup "db_env_open(db): $@" if $@;	3992	cf::cleanup "db_env_open(db): $@" if $@;
3295	};	3993	};
3296	}	3994	}
		3995
		3996	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3997	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3998	};
		3999	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4000	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4001	};
		4002	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4003	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4004	};
3297	}	4005	}
3298		4006
3299	{	4007	{
		4008	# configure IO::AIO
		4009
3300	IO::AIO::min_parallel 8;	4010	IO::AIO::min_parallel 8;
3301
3302	undef $Coro::AIO::WATCHER;
3303	IO::AIO::max_poll_time $TICK * 0.1;	4011	IO::AIO::max_poll_time $TICK * 0.1;
3304	$AIO_POLL_WATCHER = Event->io (	4012	undef $AnyEvent::AIO::WATCHER;
3305	reentrant => 0,
3306	data => WF_AUTOCANCEL,
3307	fd => IO::AIO::poll_fileno,
3308	poll => 'r',
3309	prio => 6,
3310	cb => \&IO::AIO::poll_cb,
3311	);
3312	}	4013	}
3313		4014
3314	my $_log_backtrace;	4015	my $_log_backtrace;
3315		4016
3316	sub _log_backtrace {	4017	sub _log_backtrace {
…		…
3319	$msg =~ s/\n//;	4020	$msg =~ s/\n//;
3320		4021
3321	# limit the # of concurrent backtraces	4022	# limit the # of concurrent backtraces
3322	if ($_log_backtrace < 2) {	4023	if ($_log_backtrace < 2) {
3323	++$_log_backtrace;	4024	++$_log_backtrace;
		4025	my $perl_bt = Carp::longmess $msg;
3324	async {	4026	async {
		4027	$Coro::current->{desc} = "abt $msg";
		4028
3325	my @bt = fork_call {	4029	my @bt = fork_call {
3326	@addr = map { sprintf "%x", $_ } @addr;	4030	@addr = map { sprintf "%x", $_ } @addr;
3327	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4031	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3328	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4032	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3329	or die "addr2line: $!";	4033	or die "addr2line: $!";
…		…
3337	}	4041	}
3338		4042
3339	@funcs	4043	@funcs
3340	};	4044	};
3341		4045
3342	LOG llevInfo, "[ABT] $msg\n";	4046	LOG llevInfo, "[ABT] $perl_bt\n";
		4047	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3343	LOG llevInfo, "[ABT] $_\n" for @bt;	4048	LOG llevInfo, "[ABT] $_\n" for @bt;
3344	--$_log_backtrace;	4049	--$_log_backtrace;
3345	};	4050	};
3346	} else {	4051	} else {
3347	LOG llevInfo, "[ABT] $msg\n";	4052	LOG llevInfo, "[ABT] $msg\n";
3348	LOG llevInfo, "[ABT] [suppressed]\n";	4053	LOG llevInfo, "[ABT] [suppressed]\n";
3349	}	4054	}
3350	}	4055	}
3351		4056
3352	# load additional modules	4057	# load additional modules
3353	use cf::pod;	4058	require "cf/$_.pm" for @EXTRA_MODULES;
		4059	cf::_connect_to_perl_2;
3354		4060
3355	END { cf::emergency_save }	4061	END { cf::emergency_save }
3356		4062
3357	1	4063	1
3358		4064

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