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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.310 by elmex, Mon Jul 16 15:43:49 2007 UTC vs.
Revision 1.516 by root, Thu Apr 15 06:05:52 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;
		112
		113	our $OUTPUT_RATE_MIN = 4000;
		114	our $OUTPUT_RATE_MAX = 100000;
74		115
75	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	116	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	117	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
79	our $NEXT_TICK;	118	our $NEXT_TICK;
80	our $NOW;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off	119	our $USE_FSYNC = 1; # use fsync to write maps - default on
82		120
		121	our $BDB_DEADLOCK_WATCHER;
		122	our $BDB_CHECKPOINT_WATCHER;
83	our $BDB_POLL_WATCHER;	123	our $BDB_TRICKLE_WATCHER;
84	our $DB_ENV;	124	our $DB_ENV;
		125
		126	our @EXTRA_MODULES = qw(pod match mapscript);
85		127
86	our %CFG;	128	our %CFG;
87		129
88	our $UPTIME; $UPTIME ||= time;	130	our $UPTIME; $UPTIME ||= time;
89	our $RUNTIME;	131	our $RUNTIME;
		132	our $NOW;
90		133
91	our %PLAYER; # all users	134	our (%PLAYER, %PLAYER_LOADING); # all users
92	our %MAP; # all maps	135	our (%MAP, %MAP_LOADING ); # all maps
93	our $LINK_MAP; # the special {link} map, which is always available	136	our $LINK_MAP; # the special {link} map, which is always available
94		137
95	# used to convert map paths into valid unix filenames by replacing / by ∕	138	# used to convert map paths into valid unix filenames by replacing / by ∕
96	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	139	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
97		140
98	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	141	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
99	our $LOADAVG; # same thing, but with alpha-smoothing	142	our $LOADAVG; # same thing, but with alpha-smoothing
		143	our $JITTER; # average jitter
100	our $tick_start; # for load detecting purposes	144	our $TICK_START; # for load detecting purposes
		145
		146	our @POST_INIT;
		147
		148	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		149	our $REALLY_UNLOOP; # never set to true, please :)
101		150
102	binmode STDOUT;	151	binmode STDOUT;
103	binmode STDERR;	152	binmode STDERR;
104		153
105	# read virtual server time, if available	154	# read virtual server time, if available
106	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	155	unless ($RUNTIME || !-e $RUNTIMEFILE) {
107	open my $fh, "<", "$LOCALDIR/runtime"	156	open my $fh, "<", $RUNTIMEFILE
108	or die "unable to read runtime file: $!";	157	or die "unable to read $RUNTIMEFILE file: $!";
109	$RUNTIME = <$fh> + 0.;	158	$RUNTIME = <$fh> + 0.;
110	}	159	}
		160
		161	eval "sub TICK() { $TICK } 1" or die;
111		162
112	mkdir $_	163	mkdir $_
113	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	164	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
114		165
115	our $EMERGENCY_POSITION;	166	our $EMERGENCY_POSITION;
116		167
117	sub cf::map::normalise;	168	sub cf::map::normalise;
		169
		170	#############################################################################
		171
		172	%REFLECT = ();
		173	for (@REFLECT) {
		174	my $reflect = JSON::XS::decode_json $_;
		175	$REFLECT{$reflect->{class}} = $reflect;
		176	}
		177
		178	# this is decidedly evil
		179	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
118		180
119	#############################################################################	181	#############################################################################
120		182
121	=head2 GLOBAL VARIABLES	183	=head2 GLOBAL VARIABLES
122		184
…		…
158		220
159	The raw value load value from the last tick.	221	The raw value load value from the last tick.
160		222
161	=item %cf::CFG	223	=item %cf::CFG
162		224
163	Configuration for the server, loaded from C</etc/crossfire/config>, or	225	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
164	from wherever your confdir points to.	226	from wherever your confdir points to.
165		227
166	=item cf::wait_for_tick, cf::wait_for_tick_begin	228	=item cf::wait_for_tick, cf::wait_for_tick_begin
167		229
168	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	230	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	231	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.	232	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
171		233
172	=item @cf::INVOKE_RESULTS	234	=item @cf::INVOKE_RESULTS
173		235
174	This array contains the results of the last C<invoke ()> call. When	236	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	237	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
176	that call.	238	that call.
177		239
		240	=item %cf::REFLECT
		241
		242	Contains, for each (C++) class name, a hash reference with information
		243	about object members (methods, scalars, arrays and flags) and other
		244	metadata, which is useful for introspection.
		245
178	=back	246	=back
179		247
180	=cut	248	=cut
181		249
182	BEGIN {	250	$Coro::State::WARNHOOK = sub {
183	*CORE::GLOBAL::warn = sub {
184	my $msg = join "", @_;	251	my $msg = join "", @_;
185		252
186	$msg .= "\n"	253	$msg .= "\n"
187	unless $msg =~ /\n$/;	254	unless $msg =~ /\n$/;
188		255
189	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	256	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
190		257
191	utf8::encode $msg;
192	LOG llevError, $msg;	258	LOG llevError, $msg;
193	};	259	};
194	}	260
		261	$Coro::State::DIEHOOK = sub {
		262	return unless $^S eq 0; # "eq", not "=="
		263
		264	warn Carp::longmess $_[0];
		265
		266	if ($Coro::current == $Coro::main) {#d#
		267	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		268	return;#d#
		269	}#d#
		270
		271	# kill coroutine otherwise
		272	Coro::terminate
		273	};
195		274
196	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	275	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
197	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	276	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
198	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	277	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
199	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	278	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
206	for my $pkg (qw(	285	for my $pkg (qw(
207	cf::global cf::attachable	286	cf::global cf::attachable
208	cf::object cf::object::player	287	cf::object cf::object::player
209	cf::client cf::player	288	cf::client cf::player
210	cf::arch cf::living	289	cf::arch cf::living
		290	cf::map cf::mapspace
211	cf::map cf::party cf::region	291	cf::party cf::region
212	)) {	292	)) {
213	no strict 'refs';
214	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	293	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
215	}	294	}
216		295
217	$Event::DIED = sub {	296	$EV::DIED = sub {
218	warn "error in event callback: @_";	297	Carp::cluck "error in event callback: @_";
219	};	298	};
220		299
221	#############################################################################	300	#############################################################################
222		301
223	=head2 UTILITY FUNCTIONS	302	=head2 UTILITY FUNCTIONS
…		…
245	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	324	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
246	$d	325	$d
247	} || "[unable to dump $_[0]: '$@']";	326	} || "[unable to dump $_[0]: '$@']";
248	}	327	}
249		328
250	=item $ref = cf::from_json $json	329	=item $ref = cf::decode_json $json
251		330
252	Converts a JSON string into the corresponding perl data structure.	331	Converts a JSON string into the corresponding perl data structure.
253		332
254	=item $json = cf::to_json $ref	333	=item $json = cf::encode_json $ref
255		334
256	Converts a perl data structure into its JSON representation.	335	Converts a perl data structure into its JSON representation.
257		336
258	=cut	337	=cut
259		338
260	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	339	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
261		340
262	sub to_json ($) { $json_coder->encode ($_[0]) }	341	sub encode_json($) { $json_coder->encode ($_[0]) }
263	sub from_json ($) { $json_coder->decode ($_[0]) }	342	sub decode_json($) { $json_coder->decode ($_[0]) }
		343
		344	=item cf::post_init { BLOCK }
		345
		346	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		347	but I<before> the server starts ticking again.
		348
		349	The cdoeblock will have a single boolean argument to indicate whether this
		350	is a reload or not.
		351
		352	=cut
		353
		354	sub post_init(&) {
		355	push @POST_INIT, shift;
		356	}
264		357
265	=item cf::lock_wait $string	358	=item cf::lock_wait $string
266		359
267	Wait until the given lock is available. See cf::lock_acquire.	360	Wait until the given lock is available. See cf::lock_acquire.
268		361
269	=item my $lock = cf::lock_acquire $string	362	=item my $lock = cf::lock_acquire $string
270		363
271	Wait until the given lock is available and then acquires it and returns	364	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,	365	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	366	for example when the coroutine gets canceled), the lock is automatically
274	returned.	367	returned.
275		368
		369	Locks are *not* recursive, locking from the same coro twice results in a
		370	deadlocked coro.
		371
276	Lock names should begin with a unique identifier (for example, cf::map::find	372	Lock names should begin with a unique identifier (for example, cf::map::find
277	uses map_find and cf::map::load uses map_load).	373	uses map_find and cf::map::load uses map_load).
278		374
279	=item $locked = cf::lock_active $string	375	=item $locked = cf::lock_active $string
280		376
281	Return true if the lock is currently active, i.e. somebody has locked it.	377	Return true if the lock is currently active, i.e. somebody has locked it.
282		378
283	=cut	379	=cut
284		380
285	our %LOCK;	381	our $LOCKS = new Coro::SemaphoreSet;
286		382
287	sub lock_wait($) {	383	sub lock_wait($) {
288	my ($key) = @_;	384	$LOCKS->wait ($_[0]);
289
290	# wait for lock, if any
291	while ($LOCK{$key}) {
292	push @{ $LOCK{$key} }, $Coro::current;
293	Coro::schedule;
294	}
295	}	385	}
296		386
297	sub lock_acquire($) {	387	sub lock_acquire($) {
298	my ($key) = @_;	388	$LOCKS->guard ($_[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	}	389	}
310		390
311	sub lock_active($) {	391	sub lock_active($) {
312	my ($key) = @_;	392	$LOCKS->count ($_[0]) < 1
313
314	! ! $LOCK{$key}
315	}	393	}
316		394
317	sub freeze_mainloop {	395	sub freeze_mainloop {
318	return unless $TICK_WATCHER->is_active;	396	tick_inhibit_inc;
319		397
320	my $guard = Coro::guard {	398	&Guard::guard (\&tick_inhibit_dec);
321	$TICK_WATCHER->start;	399	}
		400
		401	=item cf::periodic $interval, $cb
		402
		403	Like EV::periodic, but randomly selects a starting point so that the actions
		404	get spread over time.
		405
		406	=cut
		407
		408	sub periodic($$) {
		409	my ($interval, $cb) = @_;
		410
		411	my $start = rand List::Util::min 180, $interval;
		412
		413	EV::periodic $start, $interval, 0, $cb
		414	}
		415
		416	=item cf::get_slot $time[, $priority[, $name]]
		417
		418	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		419	This call blocks and returns only when you have at least C<$time> seconds
		420	of cpu time till the next tick. The slot is only valid till the next cede.
		421
		422	The optional C<$name> can be used to identify the job to run. It might be
		423	used for statistical purposes and should identify the same time-class.
		424
		425	Useful for short background jobs.
		426
		427	=cut
		428
		429	our @SLOT_QUEUE;
		430	our $SLOT_QUEUE;
		431	our $SLOT_DECAY = 0.9;
		432
		433	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		434	$SLOT_QUEUE = Coro::async {
		435	$Coro::current->desc ("timeslot manager");
		436
		437	my $signal = new Coro::Signal;
		438	my $busy;
		439
		440	while () {
		441	next_job:
		442
		443	my $avail = cf::till_tick;
		444
		445	for (0 .. $#SLOT_QUEUE) {
		446	if ($SLOT_QUEUE[$_][0] <= $avail) {
		447	$busy = 0;
		448	my $job = splice @SLOT_QUEUE, $_, 1, ();
		449	$job->[2]->send;
		450	Coro::cede;
		451	goto next_job;
		452	} else {
		453	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
		454	}
		455	}
		456
		457	if (@SLOT_QUEUE) {
		458	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		459	push @cf::WAIT_FOR_TICK, $signal;
		460	$signal->wait;
		461	} else {
		462	$busy = 0;
		463	Coro::schedule;
		464	}
322	};	465	}
323	$TICK_WATCHER->stop;	466	};
324	$guard	467
		468	sub get_slot($;$$) {
		469	return if tick_inhibit || $Coro::current == $Coro::main;
		470
		471	my ($time, $pri, $name) = @_;
		472
		473	$time = clamp $time, 0.01, $TICK * .6;
		474
		475	my $sig = new Coro::Signal;
		476
		477	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		478	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		479	$SLOT_QUEUE->ready;
		480	$sig->wait;
325	}	481	}
326		482
327	=item cf::async { BLOCK }	483	=item cf::async { BLOCK }
328		484
329	Currently the same as Coro::async_pool, meaning you cannot use	485	Currently the same as Coro::async_pool, meaning you cannot use
…		…
334		490
335	BEGIN { *async = \&Coro::async_pool }	491	BEGIN { *async = \&Coro::async_pool }
336		492
337	=item cf::sync_job { BLOCK }	493	=item cf::sync_job { BLOCK }
338		494
339	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	495	The design of Deliantra requires that the main coroutine ($Coro::main)
340	is always able to handle events or runnable, as Crossfire TRT is only	496	is always able to handle events or runnable, as Deliantra is only
341	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	497	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
342	acceptable.	498	acceptable.
343		499
344	If it must be done, put the blocking parts into C<sync_job>. This will run	500	If it must be done, put the blocking parts into C<sync_job>. This will run
345	the given BLOCK in another coroutine while waiting for the result. The	501	the given BLOCK in another coroutine while waiting for the result. The
…		…
350		506
351	sub sync_job(&) {	507	sub sync_job(&) {
352	my ($job) = @_;	508	my ($job) = @_;
353		509
354	if ($Coro::current == $Coro::main) {	510	if ($Coro::current == $Coro::main) {
355	my $time = Event::time;	511	my $time = AE::time;
356		512
357	# this is the main coro, too bad, we have to block	513	# this is the main coro, too bad, we have to block
358	# till the operation succeeds, freezing the server :/	514	# till the operation succeeds, freezing the server :/
359		515
360	# TODO: use suspend/resume instead	516	LOG llevError, Carp::longmess "sync job";#d#
361	# (but this is cancel-safe)	517
362	my $freeze_guard = freeze_mainloop;	518	my $freeze_guard = freeze_mainloop;
363		519
364	my $busy = 1;	520	my $busy = 1;
365	my @res;	521	my @res;
366		522
367	(async {	523	(async {
		524	$Coro::current->desc ("sync job coro");
368	@res = eval { $job->() };	525	@res = eval { $job->() };
369	warn $@ if $@;	526	warn $@ if $@;
370	undef $busy;	527	undef $busy;
371	})->prio (Coro::PRIO_MAX);	528	})->prio (Coro::PRIO_MAX);
372		529
373	while ($busy) {	530	while ($busy) {
374	Coro::cede or Event::one_event;	531	if (Coro::nready) {
		532	Coro::cede_notself;
		533	} else {
		534	EV::loop EV::LOOP_ONESHOT;
375	}	535	}
		536	}
376		537
377	$time = Event::time - $time;	538	my $time = AE::time - $time;
378		539
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	540	$TICK_START += $time; # do not account sync jobs to server load
383		541
384	wantarray ? @res : $res[0]	542	wantarray ? @res : $res[0]
385	} else {	543	} else {
386	# we are in another coroutine, how wonderful, everything just works	544	# we are in another coroutine, how wonderful, everything just works
387		545
…		…
412	=item fork_call { }, $args	570	=item fork_call { }, $args
413		571
414	Executes the given code block with the given arguments in a seperate	572	Executes the given code block with the given arguments in a seperate
415	process, returning the results. Everything must be serialisable with	573	process, returning the results. Everything must be serialisable with
416	Coro::Storable. May, of course, block. Note that the executed sub may	574	Coro::Storable. May, of course, block. Note that the executed sub may
417	never block itself or use any form of Event handling.	575	never block itself or use any form of event handling.
418		576
419	=cut	577	=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	$buf
428	}
429		578
430	sub fork_call(&@) {	579	sub fork_call(&@) {
431	my ($cb, @args) = @_;	580	my ($cb, @args) = @_;
432		581
433	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	582	# we seemingly have to make a local copy of the whole thing,
434	# or die "socketpair: $!";	583	# otherwise perl prematurely frees the stuff :/
435	pipe my $fh1, my $fh2	584	# TODO: investigate and fix (likely this will be rather laborious)
436	or die "pipe: $!";
437		585
438	if (my $pid = fork) {	586	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;	587	reset_signals;
452	local $SIG{__WARN__};	588	&$cb
453	local $SIG{__DIE__};	589	}, @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		590
460	eval {	591	wantarray ? @res : $res[-1]
461	close $fh1;	592	}
462		593
463	my @res = eval { $cb->(@args) };	594	sub objinfo {
464
465	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;
466	close $fh2;
467	};
468
469	warn $@ if $@;
470	_exit 0;
471	}	595	(
		596	"counter value" => cf::object::object_count,
		597	"objects created" => cf::object::create_count,
		598	"objects destroyed" => cf::object::destroy_count,
		599	"freelist size" => cf::object::free_count,
		600	"allocated objects" => cf::object::objects_size,
		601	"active objects" => cf::object::actives_size,
		602	)
		603	}
		604
		605	=item $coin = coin_from_name $name
		606
		607	=cut
		608
		609	our %coin_alias = (
		610	"silver" => "silvercoin",
		611	"silvercoin" => "silvercoin",
		612	"silvercoins" => "silvercoin",
		613	"gold" => "goldcoin",
		614	"goldcoin" => "goldcoin",
		615	"goldcoins" => "goldcoin",
		616	"platinum" => "platinacoin",
		617	"platinumcoin" => "platinacoin",
		618	"platinumcoins" => "platinacoin",
		619	"platina" => "platinacoin",
		620	"platinacoin" => "platinacoin",
		621	"platinacoins" => "platinacoin",
		622	"royalty" => "royalty",
		623	"royalties" => "royalty",
		624	);
		625
		626	sub coin_from_name($) {
		627	$coin_alias{$_[0]}
		628	? cf::arch::find $coin_alias{$_[0]}
		629	: undef
472	}	630	}
473		631
474	=item $value = cf::db_get $family => $key	632	=item $value = cf::db_get $family => $key
475		633
476	Returns a single value from the environment database.	634	Returns a single value from the environment database.
…		…
478	=item cf::db_put $family => $key => $value	636	=item cf::db_put $family => $key => $value
479		637
480	Stores the given C<$value> in the family. It can currently store binary	638	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).	639	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
482		640
		641	=item $db = cf::db_table "name"
		642
		643	Create and/or open a new database table. The string must not be "db" and must be unique
		644	within each server.
		645
483	=cut	646	=cut
		647
		648	sub db_table($) {
		649	my ($name) = @_;
		650	my $db = BDB::db_create $DB_ENV;
		651
		652	eval {
		653	$db->set_flags (BDB::CHKSUM);
		654
		655	utf8::encode $name;
		656	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		657	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		658	cf::cleanup "db_open(db): $!" if $!;
		659	};
		660	cf::cleanup "db_open(db): $@" if $@;
		661
		662	$db
		663	}
484		664
485	our $DB;	665	our $DB;
486		666
487	sub db_init {	667	sub db_init {
488	unless ($DB) {
489	$DB = BDB::db_create $DB_ENV;
490
491	cf::sync_job {	668	cf::sync_job {
492	eval {	669	$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	}	670	};
502	}	671	}
503		672
504	sub db_get($$) {	673	sub db_get($$) {
505	my $key = "$_[0]/$_[1]";	674	my $key = "$_[0]/$_[1]";
506		675
…		…
556	if (1) {	725	if (1) {
557	$md5 =	726	$md5 =
558	join "\x00",	727	join "\x00",
559	$processversion,	728	$processversion,
560	map {	729	map {
561	Coro::cede;	730	cf::cede_to_tick;
562	($src->[$_], Digest::MD5::md5_hex $data[$_])	731	($src->[$_], Digest::MD5::md5_hex $data[$_])
563	} 0.. $#$src;	732	} 0.. $#$src;
564		733
565		734
566	my $dbmd5 = db_get cache => "$id/md5";	735	my $dbmd5 = db_get cache => "$id/md5";
…		…
604		773
605	#############################################################################	774	#############################################################################
606		775
607	=head2 ATTACHABLE OBJECTS	776	=head2 ATTACHABLE OBJECTS
608		777
609	Many objects in crossfire are so-called attachable objects. That means you can	778	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")	779	attach callbacks/event handlers (a collection of which is called an "attachment")
611	to it. All such attachable objects support the following methods.	780	to it. All such attachable objects support the following methods.
612		781
613	In the following description, CLASS can be any of C<global>, C<object>	782	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	783	C<player>, C<client> or C<map> (i.e. the attachable objects in
615	Crossfire TRT).	784	Deliantra).
616		785
617	=over 4	786	=over 4
618		787
619	=item $attachable->attach ($attachment, key => $value...)	788	=item $attachable->attach ($attachment, key => $value...)
620		789
…		…
664	=item cf::CLASS::attachment $name, ...	833	=item cf::CLASS::attachment $name, ...
665		834
666	Register an attachment by C<$name> through which attachable objects of the	835	Register an attachment by C<$name> through which attachable objects of the
667	given CLASS can refer to this attachment.	836	given CLASS can refer to this attachment.
668		837
669	Some classes such as crossfire maps and objects can specify attachments	838	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.	839	that are attached at load/instantiate time, thus the need for a name.
671		840
672	These calls expect any number of the following handler/hook descriptions:	841	These calls expect any number of the following handler/hook descriptions:
673		842
674	=over 4	843	=over 4
…		…
902	}	1071	}
903		1072
904	0	1073	0
905	}	1074	}
906		1075
907	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1076	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
908		1077
909	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1078	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
910		1079
911	Generate an object-specific event with the given arguments.	1080	Generate an object-specific event with the given arguments.
912		1081
…		…
919	=cut	1088	=cut
920		1089
921	#############################################################################	1090	#############################################################################
922	# object support	1091	# object support
923		1092
		1093	sub _object_equal($$);
		1094	sub _object_equal($$) {
		1095	my ($a, $b) = @_;
		1096
		1097	return 0 unless (ref $a) eq (ref $b);
		1098
		1099	if ("HASH" eq ref $a) {
		1100	my @ka = keys %$a;
		1101	my @kb = keys %$b;
		1102
		1103	return 0 if @ka != @kb;
		1104
		1105	for (0 .. $#ka) {
		1106	return 0 unless $ka[$_] eq $kb[$_];
		1107	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1108	}
		1109
		1110	} elsif ("ARRAY" eq ref $a) {
		1111
		1112	return 0 if @$a != @$b;
		1113
		1114	for (0 .. $#$a) {
		1115	return 0 unless _object_equal $a->[$_], $b->[$_];
		1116	}
		1117
		1118	} elsif ($a ne $b) {
		1119	return 0;
		1120	}
		1121
		1122	1
		1123	}
		1124
		1125	our $SLOW_MERGES;#d#
		1126	sub _can_merge {
		1127	my ($ob1, $ob2) = @_;
		1128
		1129	++$SLOW_MERGES;#d#
		1130
		1131	# we do the slow way here
		1132	return _object_equal $ob1, $ob2
		1133	}
		1134
924	sub reattach {	1135	sub reattach {
925	# basically do the same as instantiate, without calling instantiate	1136	# basically do the same as instantiate, without calling instantiate
926	my ($obj) = @_;	1137	my ($obj) = @_;
927		1138
		1139	# no longer needed after getting rid of delete_package?
928	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1140	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
929		1141
930	my $registry = $obj->registry;	1142	my $registry = $obj->registry;
931		1143
932	@$registry = ();	1144	@$registry = ();
933		1145
…		…
948	cf::attachable->attach (	1160	cf::attachable->attach (
949	prio => -1000000,	1161	prio => -1000000,
950	on_instantiate => sub {	1162	on_instantiate => sub {
951	my ($obj, $data) = @_;	1163	my ($obj, $data) = @_;
952		1164
953	$data = from_json $data;	1165	$data = decode_json $data;
954		1166
955	for (@$data) {	1167	for (@$data) {
956	my ($name, $args) = @$_;	1168	my ($name, $args) = @$_;
957		1169
958	$obj->attach ($name, %{$args || {} });	1170	$obj->attach ($name, %{$args || {} });
…		…
974	sub object_freezer_save {	1186	sub object_freezer_save {
975	my ($filename, $rdata, $objs) = @_;	1187	my ($filename, $rdata, $objs) = @_;
976		1188
977	sync_job {	1189	sync_job {
978	if (length $$rdata) {	1190	if (length $$rdata) {
		1191	utf8::decode (my $decname = $filename);
979	warn sprintf "saving %s (%d,%d)\n",	1192	warn sprintf "saving %s (%d,%d)\n",
980	$filename, length $$rdata, scalar @$objs;	1193	$decname, length $$rdata, scalar @$objs;
981		1194
982	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1195	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
983	chmod SAVE_MODE, $fh;	1196	aio_chmod $fh, SAVE_MODE;
984	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1197	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
985	aio_fsync $fh if $cf::USE_FSYNC;	1198	if ($cf::USE_FSYNC) {
		1199	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;
		1200	aio_fsync $fh;
		1201	}
986	close $fh;	1202	aio_close $fh;
987		1203
988	if (@$objs) {	1204	if (@$objs) {
989	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1205	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
990	chmod SAVE_MODE, $fh;	1206	aio_chmod $fh, SAVE_MODE;
991	my $data = Storable::nfreeze { version => 1, objs => $objs };	1207	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
992	aio_write $fh, 0, (length $data), $data, 0;	1208	aio_write $fh, 0, (length $data), $data, 0;
993	aio_fsync $fh if $cf::USE_FSYNC;	1209	if ($cf::USE_FSYNC) {
		1210	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;
		1211	aio_fsync $fh;
		1212	}
994	close $fh;	1213	aio_close $fh;
995	aio_rename "$filename.pst~", "$filename.pst";	1214	aio_rename "$filename.pst~", "$filename.pst";
996	}	1215	}
997	} else {	1216	} else {
998	aio_unlink "$filename.pst";	1217	aio_unlink "$filename.pst";
999	}	1218	}
1000		1219
1001	aio_rename "$filename~", $filename;	1220	aio_rename "$filename~", $filename;
		1221
		1222	$filename =~ s%/[^/]+$%%;
		1223	aio_pathsync $filename if $cf::USE_FSYNC;
1002	} else {	1224	} else {
1003	warn "FATAL: $filename~: $!\n";	1225	warn "unable to save objects: $filename~: $!\n";
1004	}	1226	}
1005	} else {	1227	} else {
1006	aio_unlink $filename;	1228	aio_unlink $filename;
1007	aio_unlink "$filename.pst";	1229	aio_unlink "$filename.pst";
1008	}	1230	}
1009	}	1231	};
1010	}	1232	}
1011		1233
1012	sub object_freezer_as_string {	1234	sub object_freezer_as_string {
1013	my ($rdata, $objs) = @_;	1235	my ($rdata, $objs) = @_;
1014		1236
…		…
1026	or return;	1248	or return;
1027		1249
1028	unless (aio_stat "$filename.pst") {	1250	unless (aio_stat "$filename.pst") {
1029	(aio_load "$filename.pst", $av) >= 0	1251	(aio_load "$filename.pst", $av) >= 0
1030	or return;	1252	or return;
		1253
1031	$av = eval { (Storable::thaw $av)->{objs} };	1254	my $st = eval { Coro::Storable::thaw $av };
		1255	$av = $st->{objs};
1032	}	1256	}
1033		1257
		1258	utf8::decode (my $decname = $filename);
1034	warn sprintf "loading %s (%d)\n",	1259	warn sprintf "loading %s (%d,%d)\n",
1035	$filename, length $data, scalar @{$av || []};	1260	$decname, length $data, scalar @{$av || []};
		1261
1036	return ($data, $av);	1262	($data, $av)
1037	}	1263	}
1038		1264
1039	=head2 COMMAND CALLBACKS	1265	=head2 COMMAND CALLBACKS
1040		1266
1041	=over 4	1267	=over 4
…		…
1095	my ($name, $cb) = @_;	1321	my ($name, $cb) = @_;
1096		1322
1097	$EXTICMD{$name} = $cb;	1323	$EXTICMD{$name} = $cb;
1098	}	1324	}
1099		1325
		1326	use File::Glob ();
		1327
1100	cf::player->attach (	1328	cf::player->attach (
1101	on_command => sub {	1329	on_unknown_command => sub {
1102	my ($pl, $name, $params) = @_;	1330	my ($pl, $name, $params) = @_;
1103		1331
1104	my $cb = $COMMAND{$name}	1332	my $cb = $COMMAND{$name}
1105	or return;	1333	or return;
1106		1334
…		…
1114	my ($pl, $buf) = @_;	1342	my ($pl, $buf) = @_;
1115		1343
1116	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1344	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1117		1345
1118	if (ref $msg) {	1346	if (ref $msg) {
		1347	my ($type, $reply, @payload) =
		1348	"ARRAY" eq ref $msg
		1349	? @$msg
		1350	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1351
		1352	my @reply;
		1353
1119	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1354	if (my $cb = $EXTCMD{$type}) {
1120	if (my %reply = $cb->($pl, $msg)) {	1355	@reply = $cb->($pl, @payload);
1121	$pl->ext_reply ($msg->{msgid}, %reply);
1122	}
1123	}	1356	}
		1357
		1358	$pl->ext_reply ($reply, @reply)
		1359	if $reply;
		1360
1124	} else {	1361	} else {
1125	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1362	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1126	}	1363	}
1127		1364
1128	cf::override;	1365	cf::override;
1129	},	1366	},
1130	);	1367	);
		1368
		1369	# "readahead" all extensions
		1370	sub cache_extensions {
		1371	my $grp = IO::AIO::aio_group;
		1372
		1373	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1374	for (grep /\.ext$/, @{$_[0]}) {
		1375	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1376	}
		1377	};
		1378
		1379	$grp
		1380	}
1131		1381
1132	sub load_extensions {	1382	sub load_extensions {
1133	cf::sync_job {	1383	cf::sync_job {
1134	my %todo;	1384	my %todo;
1135		1385
…		…
1155		1405
1156	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1406	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1157	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1407	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1158		1408
1159	$ext{source} =	1409	$ext{source} =
1160	"package $pkg; use strict; use utf8;\n"	1410	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1161	. "#line 1 \"$path\"\n{\n"	1411	. "#line 1 \"$path\"\n{\n"
1162	. $source	1412	. $source
1163	. "\n};\n1";	1413	. "\n};\n1";
1164		1414
1165	$todo{$base} = \%ext;	1415	$todo{$base} = \%ext;
1166	}	1416	}
1167		1417
		1418	my $pass = 0;
1168	my %done;	1419	my %done;
1169	while (%todo) {	1420	while (%todo) {
1170	my $progress;	1421	my $progress;
1171		1422
		1423	++$pass;
		1424
		1425	ext:
1172	while (my ($k, $v) = each %todo) {	1426	while (my ($k, $v) = each %todo) {
1173	for (split /,\s*/, $v->{meta}{depends}) {	1427	for (split /,\s*/, $v->{meta}{depends}) {
1174	goto skip	1428	next ext
1175	unless exists $done{$_};	1429	unless exists $done{$_};
1176	}	1430	}
1177		1431
1178	warn "... loading '$k' into '$v->{pkg}'\n";	1432	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1179		1433
1180	unless (eval $v->{source}) {	1434	my $active = eval $v->{source};
		1435
		1436	if (length $@) {
1181	my $msg = $@ ? "$v->{path}: $@\n"	1437	warn "$v->{path}: $@\n";
1182	: "$v->{base}: extension inactive.\n";
1183		1438
		1439	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1184	if (exists $v->{meta}{mandatory}) {	1440	if exists $v->{meta}{mandatory};
1185	warn $msg;	1441	} else {
1186	warn "mandatory extension failed to load, exiting.\n";	1442	$done{$k} = delete $todo{$k};
1187	exit 1;	1443	push @EXTS, $v->{pkg};
1188	}	1444	$progress = 1;
1189		1445
1190	warn $msg;	1446	warn "$v->{base}: extension inactive.\n"
		1447	unless $active;
1191	}	1448	}
1192
1193	$done{$k} = delete $todo{$k};
1194	push @EXTS, $v->{pkg};
1195	$progress = 1;
1196	}	1449	}
1197		1450
1198	skip:	1451	unless ($progress) {
1199	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1452	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1200	unless $progress;	1453
		1454	while (my ($k, $v) = each %todo) {
		1455	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1456	if exists $v->{meta}{mandatory};
		1457	}
		1458	}
1201	}	1459	}
1202	};	1460	};
1203	}	1461	}
1204		1462
1205	#############################################################################	1463	#############################################################################
1206		1464
1207	=back	1465	=back
1208		1466
1209	=head2 CORE EXTENSIONS	1467	=head2 CORE EXTENSIONS
1210		1468
1211	Functions and methods that extend core crossfire objects.	1469	Functions and methods that extend core deliantra objects.
1212		1470
1213	=cut	1471	=cut
1214		1472
1215	package cf::player;	1473	package cf::player;
1216		1474
1217	use Coro::AIO;	1475	use Coro::AIO;
1218		1476
1219	=head3 cf::player	1477	=head3 cf::player
1220		1478
1221	=over 4	1479	=over 4
		1480
		1481	=item cf::player::num_playing
		1482
		1483	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1484
		1485	=cut
		1486
		1487	sub num_playing {
		1488	scalar grep
		1489	$_->ob->map
		1490	&& !$_->hidden
		1491	&& !$_->ob->flag (cf::FLAG_WIZ),
		1492	cf::player::list
		1493	}
1222		1494
1223	=item cf::player::find $login	1495	=item cf::player::find $login
1224		1496
1225	Returns the given player object, loading it if necessary (might block).	1497	Returns the given player object, loading it if necessary (might block).
1226		1498
…		…
1245		1517
1246	sub exists($) {	1518	sub exists($) {
1247	my ($login) = @_;	1519	my ($login) = @_;
1248		1520
1249	$cf::PLAYER{$login}	1521	$cf::PLAYER{$login}
1250	or cf::sync_job { !aio_stat path $login }	1522	or !aio_stat path $login
1251	}	1523	}
1252		1524
1253	sub find($) {	1525	sub find($) {
1254	return $cf::PLAYER{$_[0]} || do {	1526	return $cf::PLAYER{$_[0]} || do {
1255	my $login = $_[0];	1527	my $login = $_[0];
…		…
1262	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1534	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1263	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1535	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1264	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1536	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1265	aio_unlink +(playerdir $login) . "/$login.pl";	1537	aio_unlink +(playerdir $login) . "/$login.pl";
1266		1538
1267	my $pl = load_pl path $login	1539	my $f = new_from_file cf::object::thawer path $login
1268	or return;	1540	or return;
		1541
		1542	my $pl = cf::player::load_pl $f
		1543	or return;
		1544
		1545	local $cf::PLAYER_LOADING{$login} = $pl;
		1546	$f->resolve_delayed_derefs;
1269	$cf::PLAYER{$login} = $pl	1547	$cf::PLAYER{$login} = $pl
1270	}	1548	}
1271	}	1549	}
1272	}	1550	}
		1551
		1552	cf::player->attach (
		1553	on_load => sub {
		1554	my ($pl, $path) = @_;
		1555
		1556	# restore slots saved in save, below
		1557	my $slots = delete $pl->{_slots};
		1558
		1559	$pl->ob->current_weapon ($slots->[0]);
		1560	$pl->combat_ob ($slots->[1]);
		1561	$pl->ranged_ob ($slots->[2]);
		1562	},
		1563	);
1273		1564
1274	sub save($) {	1565	sub save($) {
1275	my ($pl) = @_;	1566	my ($pl) = @_;
1276		1567
1277	return if $pl->{deny_save};	1568	return if $pl->{deny_save};
…		…
1282	return if $pl->{deny_save};	1573	return if $pl->{deny_save};
1283		1574
1284	aio_mkdir playerdir $pl, 0770;	1575	aio_mkdir playerdir $pl, 0770;
1285	$pl->{last_save} = $cf::RUNTIME;	1576	$pl->{last_save} = $cf::RUNTIME;
1286		1577
		1578	cf::get_slot 0.01;
		1579
		1580	# save slots, to be restored later
		1581	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
		1582
1287	$pl->save_pl ($path);	1583	$pl->save_pl ($path);
1288	Coro::cede;	1584	cf::cede_to_tick;
1289	}	1585	}
1290		1586
1291	sub new($) {	1587	sub new($) {
1292	my ($login) = @_;	1588	my ($login) = @_;
1293		1589
…		…
1299	$cf::PLAYER{$login} = $self;	1595	$cf::PLAYER{$login} = $self;
1300		1596
1301	$self	1597	$self
1302	}	1598	}
1303		1599
		1600	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1601
		1602	=cut
		1603
		1604	sub send_msg {
		1605	my $ns = shift->ns
		1606	or return;
		1607	$ns->send_msg (@_);
		1608	}
		1609
1304	=item $pl->quit_character	1610	=item $pl->quit_character
1305		1611
1306	Nukes the player without looking back. If logged in, the connection will	1612	Nukes the player without looking back. If logged in, the connection will
1307	be destroyed. May block for a long time.	1613	be destroyed. May block for a long time.
1308		1614
…		…
1312	my ($pl) = @_;	1618	my ($pl) = @_;
1313		1619
1314	my $name = $pl->ob->name;	1620	my $name = $pl->ob->name;
1315		1621
1316	$pl->{deny_save} = 1;	1622	$pl->{deny_save} = 1;
1317	$pl->password ("*"); # this should lock out the player until we nuked the dir	1623	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1318		1624
1319	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1625	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1320	$pl->deactivate;	1626	$pl->deactivate;
		1627	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1628	$pl->ob->check_score;
1321	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1629	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1322	$pl->ns->destroy if $pl->ns;	1630	$pl->ns->destroy if $pl->ns;
1323		1631
1324	my $path = playerdir $pl;	1632	my $path = playerdir $pl;
1325	my $temp = "$path~$cf::RUNTIME~deleting~";	1633	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1361	or return [];	1669	or return [];
1362		1670
1363	my @logins;	1671	my @logins;
1364		1672
1365	for my $login (@$dirs) {	1673	for my $login (@$dirs) {
		1674	my $path = path $login;
		1675
		1676	# a .pst is a dead give-away for a valid player
		1677	# if no pst file found, open and chekc for blocked users
		1678	if (aio_stat "$path.pst") {
1366	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1679	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1367	aio_read $fh, 0, 512, my $buf, 0 or next;	1680	aio_read $fh, 0, 512, my $buf, 0 or next;
1368	$buf !~ /^password -------------$/m or next; # official not-valid tag	1681	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1682	}
1369		1683
1370	utf8::decode $login;	1684	utf8::decode $login;
1371	push @logins, $login;	1685	push @logins, $login;
1372	}	1686	}
1373		1687
…		…
1400	}	1714	}
1401		1715
1402	\@paths	1716	\@paths
1403	}	1717	}
1404		1718
1405	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1719	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1406		1720
1407	Expand crossfire pod fragments into protocol xml.	1721	Expand deliantra pod fragments into protocol xml.
1408		1722
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)	1723	=item $player->ext_reply ($msgid, @msg)
1456		1724
1457	Sends an ext reply to the player.	1725	Sends an ext reply to the player.
1458		1726
1459	=cut	1727	=cut
1460		1728
1461	sub ext_reply($$%) {	1729	sub ext_reply($$@) {
1462	my ($self, $id, %msg) = @_;	1730	my ($self, $id, @msg) = @_;
1463		1731
1464	$msg{msgid} = $id;	1732	$self->ns->ext_reply ($id, @msg)
1465	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1466	}	1733	}
1467		1734
1468	=item $player->ext_event ($type, %msg)	1735	=item $player->ext_msg ($type, @msg)
1469		1736
1470	Sends an ext event to the client.	1737	Sends an ext event to the client.
1471		1738
1472	=cut	1739	=cut
1473		1740
1474	sub ext_event($$%) {	1741	sub ext_msg($$@) {
1475	my ($self, $type, %msg) = @_;	1742	my ($self, $type, @msg) = @_;
1476		1743
1477	$self->ns->ext_event ($type, %msg);	1744	$self->ns->ext_msg ($type, @msg);
1478	}	1745	}
1479		1746
1480	=head3 cf::region	1747	=head3 cf::region
1481		1748
1482	=over 4	1749	=over 4
…		…
1526	our $MAX_RESET = 3600;	1793	our $MAX_RESET = 3600;
1527	our $DEFAULT_RESET = 3000;	1794	our $DEFAULT_RESET = 3000;
1528		1795
1529	sub generate_random_map {	1796	sub generate_random_map {
1530	my ($self, $rmp) = @_;	1797	my ($self, $rmp) = @_;
		1798
		1799	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1800
1531	# mit "rum" bekleckern, nicht	1801	# mit "rum" bekleckern, nicht
1532	$self->_create_random_map (	1802	$self->_create_random_map (
1533	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1803	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1534	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1804	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1535	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1805	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1536	$rmp->{exit_on_final_map},	1806	$rmp->{exit_on_final_map},
1537	$rmp->{xsize}, $rmp->{ysize},	1807	$rmp->{xsize}, $rmp->{ysize},
1538	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1808	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1539	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1809	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1657		1927
1658	# the temporary/swap location	1928	# the temporary/swap location
1659	sub save_path {	1929	sub save_path {
1660	my ($self) = @_;	1930	my ($self) = @_;
1661		1931
1662	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1932	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1663	"$TMPDIR/$path.map"	1933	"$TMPDIR/$path.map"
1664	}	1934	}
1665		1935
1666	# the unique path, undef == no special unique path	1936	# the unique path, undef == no special unique path
1667	sub uniq_path {	1937	sub uniq_path {
1668	my ($self) = @_;	1938	my ($self) = @_;
1669		1939
1670	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1940	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1671	"$UNIQUEDIR/$path"	1941	"$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	}	1942	}
1682		1943
1683	sub decay_objects {	1944	sub decay_objects {
1684	my ($self) = @_;	1945	my ($self) = @_;
1685		1946
…		…
1698		1959
1699	sub load_header_from($) {	1960	sub load_header_from($) {
1700	my ($self, $path) = @_;	1961	my ($self, $path) = @_;
1701		1962
1702	utf8::encode $path;	1963	utf8::encode $path;
1703	#aio_open $path, O_RDONLY, 0	1964	my $f = new_from_file cf::object::thawer $path
1704	# or return;
1705
1706	$self->_load_header ($path)
1707	or return;	1965	or return;
		1966
		1967	$self->_load_header ($f)
		1968	or return;
		1969
		1970	local $MAP_LOADING{$self->{path}} = $self;
		1971	$f->resolve_delayed_derefs;
1708		1972
1709	$self->{load_path} = $path;	1973	$self->{load_path} = $path;
1710		1974
1711	1	1975	1
1712	}	1976	}
…		…
1766	sub find {	2030	sub find {
1767	my ($path, $origin) = @_;	2031	my ($path, $origin) = @_;
1768		2032
1769	$path = normalise $path, $origin && $origin->path;	2033	$path = normalise $path, $origin && $origin->path;
1770		2034
		2035	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1771	cf::lock_wait "map_find:$path";	2036	my $guard2 = cf::lock_acquire "map_find:$path";
1772		2037
1773	$cf::MAP{$path} || do {	2038	$cf::MAP{$path} || do {
1774	my $guard = cf::lock_acquire "map_find:$path";
1775	my $map = new_from_path cf::map $path	2039	my $map = new_from_path cf::map $path
1776	or return;	2040	or return;
1777		2041
1778	$map->{last_save} = $cf::RUNTIME;	2042	$map->{last_save} = $cf::RUNTIME;
1779		2043
…		…
1781	or return;	2045	or return;
1782		2046
1783	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2047	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1784	# doing this can freeze the server in a sync job, obviously	2048	# doing this can freeze the server in a sync job, obviously
1785	#$cf::WAIT_FOR_TICK->wait;	2049	#$cf::WAIT_FOR_TICK->wait;
		2050	undef $guard2;
		2051	undef $guard1;
1786	$map->reset;	2052	$map->reset;
1787	undef $guard;
1788	return find $path;	2053	return find $path;
1789	}	2054	}
1790		2055
1791	$cf::MAP{$path} = $map	2056	$cf::MAP{$path} = $map
1792	}	2057	}
1793	}	2058	}
1794		2059
1795	sub pre_load { }	2060	sub pre_load { }
1796	sub post_load { }	2061	#sub post_load { } # XS
1797		2062
1798	sub load {	2063	sub load {
1799	my ($self) = @_;	2064	my ($self) = @_;
1800		2065
1801	local $self->{deny_reset} = 1; # loading can take a long time	2066	local $self->{deny_reset} = 1; # loading can take a long time
1802		2067
1803	my $path = $self->{path};	2068	my $path = $self->{path};
1804		2069
1805	{	2070	{
1806	my $guard = cf::lock_acquire "map_load:$path";	2071	my $guard = cf::lock_acquire "map_data:$path";
1807		2072
		2073	return unless $self->valid;
1808	return if $self->in_memory != cf::MAP_SWAPPED;	2074	return unless $self->in_memory == cf::MAP_SWAPPED;
1809		2075
1810	$self->in_memory (cf::MAP_LOADING);	2076	$self->in_memory (cf::MAP_LOADING);
1811		2077
1812	$self->alloc;	2078	$self->alloc;
1813		2079
1814	$self->pre_load;	2080	$self->pre_load;
1815	Coro::cede;	2081	cf::cede_to_tick;
1816		2082
		2083	my $f = new_from_file cf::object::thawer $self->{load_path};
		2084	$f->skip_block;
1817	$self->_load_objects ($self->{load_path}, 1)	2085	$self->_load_objects ($f)
1818	or return;	2086	or return;
1819		2087
1820	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2088	$self->post_load_original
1821	if delete $self->{load_original};	2089	if delete $self->{load_original};
1822		2090
1823	if (my $uniq = $self->uniq_path) {	2091	if (my $uniq = $self->uniq_path) {
1824	utf8::encode $uniq;	2092	utf8::encode $uniq;
1825	if (aio_open $uniq, O_RDONLY, 0) {	2093	unless (aio_stat $uniq) {
		2094	if (my $f = new_from_file cf::object::thawer $uniq) {
1826	$self->clear_unique_items;	2095	$self->clear_unique_items;
1827	$self->_load_objects ($uniq, 0);	2096	$self->_load_objects ($f);
		2097	$f->resolve_delayed_derefs;
		2098	}
1828	}	2099	}
1829	}	2100	}
1830		2101
1831	Coro::cede;	2102	$f->resolve_delayed_derefs;
		2103
		2104	cf::cede_to_tick;
1832	# now do the right thing for maps	2105	# now do the right thing for maps
1833	$self->link_multipart_objects;	2106	$self->link_multipart_objects;
1834	$self->difficulty ($self->estimate_difficulty)	2107	$self->difficulty ($self->estimate_difficulty)
1835	unless $self->difficulty;	2108	unless $self->difficulty;
1836	Coro::cede;	2109	cf::cede_to_tick;
1837		2110
1838	unless ($self->{deny_activate}) {	2111	unless ($self->{deny_activate}) {
1839	$self->decay_objects;	2112	$self->decay_objects;
1840	$self->fix_auto_apply;	2113	$self->fix_auto_apply;
1841	$self->update_buttons;	2114	$self->update_buttons;
1842	Coro::cede;	2115	cf::cede_to_tick;
1843	$self->set_darkness_map;
1844	Coro::cede;
1845	$self->activate;	2116	$self->activate;
1846	}	2117	}
1847		2118
		2119	$self->{last_save} = $cf::RUNTIME;
		2120	$self->last_access ($cf::RUNTIME);
		2121
1848	$self->in_memory (cf::MAP_IN_MEMORY);	2122	$self->in_memory (cf::MAP_ACTIVE);
1849	}	2123	}
1850		2124
1851	$self->post_load;	2125	$self->post_load;
1852	}	2126	}
1853		2127
		2128	# customize the map for a given player, i.e.
		2129	# return the _real_ map. used by e.g. per-player
		2130	# maps to change the path to ~playername/mappath
1854	sub customise_for {	2131	sub customise_for {
1855	my ($self, $ob) = @_;	2132	my ($self, $ob) = @_;
1856		2133
1857	return find "~" . $ob->name . "/" . $self->{path}	2134	return find "~" . $ob->name . "/" . $self->{path}
1858	if $self->per_player;	2135	if $self->per_player;
…		…
1862		2139
1863	$self	2140	$self
1864	}	2141	}
1865		2142
1866	# find and load all maps in the 3x3 area around a map	2143	# find and load all maps in the 3x3 area around a map
1867	sub load_diag {	2144	sub load_neighbours {
1868	my ($map) = @_;	2145	my ($map) = @_;
1869		2146
1870	my @diag; # diagonal neighbours	2147	my @neigh; # diagonal neighbours
1871		2148
1872	for (0 .. 3) {	2149	for (0 .. 3) {
1873	my $neigh = $map->tile_path ($_)	2150	my $neigh = $map->tile_path ($_)
1874	or next;	2151	or next;
1875	$neigh = find $neigh, $map	2152	$neigh = find $neigh, $map
1876	or next;	2153	or next;
1877	$neigh->load;	2154	$neigh->load;
1878		2155
		2156	push @neigh,
1879	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2157	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1880	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2158	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1881	}	2159	}
1882		2160
1883	for (@diag) {	2161	for (grep defined $_->[0], @neigh) {
		2162	my ($path, $origin) = @$_;
1884	my $neigh = find @$_	2163	my $neigh = find $path, $origin
1885	or next;	2164	or next;
1886	$neigh->load;	2165	$neigh->load;
1887	}	2166	}
1888	}	2167	}
1889		2168
…		…
1894	}	2173	}
1895		2174
1896	sub do_load_sync {	2175	sub do_load_sync {
1897	my ($map) = @_;	2176	my ($map) = @_;
1898		2177
		2178	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2179	if $Coro::current == $Coro::main;
		2180
1899	cf::sync_job { $map->load };	2181	cf::sync_job { $map->load };
1900	}	2182	}
1901		2183
1902	our %MAP_PREFETCH;	2184	our %MAP_PREFETCH;
1903	our $MAP_PREFETCHER = undef;	2185	our $MAP_PREFETCHER = undef;
1904		2186
1905	sub find_async {	2187	sub find_async {
1906	my ($path, $origin) = @_;	2188	my ($path, $origin, $load) = @_;
1907		2189
1908	$path = normalise $path, $origin && $origin->{path};	2190	$path = normalise $path, $origin && $origin->{path};
1909		2191
1910	if (my $map = $cf::MAP{$path}) {	2192	if (my $map = $cf::MAP{$path}) {
1911	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2193	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1912	}	2194	}
1913		2195
1914	undef $MAP_PREFETCH{$path};	2196	$MAP_PREFETCH{$path} |= $load;
		2197
1915	$MAP_PREFETCHER ||= cf::async {	2198	$MAP_PREFETCHER ||= cf::async {
		2199	$Coro::current->{desc} = "map prefetcher";
		2200
1916	while (%MAP_PREFETCH) {	2201	while (%MAP_PREFETCH) {
1917	for my $path (keys %MAP_PREFETCH) {	2202	while (my ($k, $v) = each %MAP_PREFETCH) {
1918	if (my $map = find $path) {	2203	if (my $map = find $k) {
1919	$map->load;	2204	$map->load if $v;
1920	}	2205	}
1921		2206
1922	delete $MAP_PREFETCH{$path};	2207	delete $MAP_PREFETCH{$k};
1923	}	2208	}
1924	}	2209	}
1925	undef $MAP_PREFETCHER;	2210	undef $MAP_PREFETCHER;
1926	};	2211	};
1927	$MAP_PREFETCHER->prio (6);	2212	$MAP_PREFETCHER->prio (6);
…		…
1930	}	2215	}
1931		2216
1932	sub save {	2217	sub save {
1933	my ($self) = @_;	2218	my ($self) = @_;
1934		2219
1935	my $lock = cf::lock_acquire "map_data:" . $self->path;	2220	my $lock = cf::lock_acquire "map_data:$self->{path}";
1936		2221
1937	$self->{last_save} = $cf::RUNTIME;	2222	$self->{last_save} = $cf::RUNTIME;
1938		2223
1939	return unless $self->dirty;	2224	return unless $self->dirty;
1940		2225
…		…
1946	return if $self->{deny_save};	2231	return if $self->{deny_save};
1947		2232
1948	local $self->{last_access} = $self->last_access;#d#	2233	local $self->{last_access} = $self->last_access;#d#
1949		2234
1950	cf::async {	2235	cf::async {
		2236	$Coro::current->{desc} = "map player save";
1951	$_->contr->save for $self->players;	2237	$_->contr->save for $self->players;
1952	};	2238	};
		2239
		2240	cf::get_slot 0.02;
1953		2241
1954	if ($uniq) {	2242	if ($uniq) {
1955	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2243	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1956	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2244	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1957	} else {	2245	} else {
…		…
1963	my ($self) = @_;	2251	my ($self) = @_;
1964		2252
1965	# save first because save cedes	2253	# save first because save cedes
1966	$self->save;	2254	$self->save;
1967		2255
1968	my $lock = cf::lock_acquire "map_data:" . $self->path;	2256	my $lock = cf::lock_acquire "map_data:$self->{path}";
1969		2257
1970	return if $self->players;	2258	return if $self->players;
1971	return if $self->in_memory != cf::MAP_IN_MEMORY;	2259	return if $self->in_memory != cf::MAP_ACTIVE;
1972	return if $self->{deny_save};	2260	return if $self->{deny_save};
1973		2261
		2262	$self->in_memory (cf::MAP_SWAPPED);
		2263
		2264	$self->deactivate;
		2265	$_->clear_links_to ($self) for values %cf::MAP;
1974	$self->clear;	2266	$self->clear;
1975	$self->in_memory (cf::MAP_SWAPPED);
1976	}	2267	}
1977		2268
1978	sub reset_at {	2269	sub reset_at {
1979	my ($self) = @_;	2270	my ($self) = @_;
1980		2271
…		…
1998		2289
1999	my $lock = cf::lock_acquire "map_data:$self->{path}";	2290	my $lock = cf::lock_acquire "map_data:$self->{path}";
2000		2291
2001	return if $self->players;	2292	return if $self->players;
2002		2293
2003	warn "resetting map ", $self->path;	2294	warn "resetting map ", $self->path, "\n";
2004		2295
2005	$self->in_memory (cf::MAP_SWAPPED);	2296	$self->in_memory (cf::MAP_SWAPPED);
2006		2297
2007	# need to save uniques path	2298	# need to save uniques path
2008	unless ($self->{deny_save}) {	2299	unless ($self->{deny_save}) {
…		…
2012	if $uniq;	2303	if $uniq;
2013	}	2304	}
2014		2305
2015	delete $cf::MAP{$self->path};	2306	delete $cf::MAP{$self->path};
2016		2307
		2308	$self->deactivate;
		2309	$_->clear_links_to ($self) for values %cf::MAP;
2017	$self->clear;	2310	$self->clear;
2018
2019	$_->clear_links_to ($self) for values %cf::MAP;
2020		2311
2021	$self->unlink_save;	2312	$self->unlink_save;
2022	$self->destroy;	2313	$self->destroy;
2023	}	2314	}
2024		2315
2025	my $nuke_counter = "aaaa";	2316	my $nuke_counter = "aaaa";
2026		2317
2027	sub nuke {	2318	sub nuke {
2028	my ($self) = @_;	2319	my ($self) = @_;
2029		2320
		2321	{
		2322	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2323
2030	delete $cf::MAP{$self->path};	2324	delete $cf::MAP{$self->path};
2031		2325
2032	$self->unlink_save;	2326	$self->unlink_save;
2033		2327
2034	bless $self, "cf::map";	2328	bless $self, "cf::map";
2035	delete $self->{deny_reset};	2329	delete $self->{deny_reset};
2036	$self->{deny_save} = 1;	2330	$self->{deny_save} = 1;
2037	$self->reset_timeout (1);	2331	$self->reset_timeout (1);
2038	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2332	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2039		2333
2040	$cf::MAP{$self->path} = $self;	2334	$cf::MAP{$self->path} = $self;
		2335	}
2041		2336
2042	$self->reset; # polite request, might not happen	2337	$self->reset; # polite request, might not happen
2043	}	2338	}
2044		2339
2045	=item $maps = cf::map::tmp_maps	2340	=item $maps = cf::map::tmp_maps
…		…
2087		2382
2088	sub unique_maps() {	2383	sub unique_maps() {
2089	[	2384	[
2090	map {	2385	map {
2091	utf8::decode $_;	2386	utf8::decode $_;
2092	/\.map$/	2387	s/\.map$//; # TODO future compatibility hack
		2388	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2389	? ()
2093	? normalise $_	2390	: normalise $_
2094	: ()
2095	} @{ aio_readdir $UNIQUEDIR or [] }	2391	} @{ aio_readdir $UNIQUEDIR or [] }
2096	]	2392	]
2097	}	2393	}
2098		2394
2099	package cf;	2395	=item cf::map::static_maps
		2396
		2397	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2398	file in the shared directory excluding F</styles> and F</editor>). May
		2399	block.
		2400
		2401	=cut
		2402
		2403	sub static_maps() {
		2404	my @dirs = "";
		2405	my @maps;
		2406
		2407	while (@dirs) {
		2408	my $dir = shift @dirs;
		2409
		2410	next if $dir eq "/styles" || $dir eq "/editor";
		2411
		2412	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2413	or return;
		2414
		2415	for (@$files) {
		2416	s/\.map$// or next;
		2417	utf8::decode $_;
		2418	push @maps, "$dir/$_";
		2419	}
		2420
		2421	push @dirs, map "$dir/$_", @$dirs;
		2422	}
		2423
		2424	\@maps
		2425	}
2100		2426
2101	=back	2427	=back
2102		2428
2103	=head3 cf::object	2429	=head3 cf::object
2104		2430
…		…
2108		2434
2109	=over 4	2435	=over 4
2110		2436
2111	=item $ob->inv_recursive	2437	=item $ob->inv_recursive
2112		2438
2113	Returns the inventory of the object _and_ their inventories, recursively.	2439	Returns the inventory of the object I<and> their inventories, recursively,
		2440	but I<not> the object itself.
2114		2441
2115	=cut	2442	=cut
2116		2443
2117	sub inv_recursive_;	2444	sub inv_recursive_;
2118	sub inv_recursive_ {	2445	sub inv_recursive_ {
…		…
2121		2448
2122	sub inv_recursive {	2449	sub inv_recursive {
2123	inv_recursive_ inv $_[0]	2450	inv_recursive_ inv $_[0]
2124	}	2451	}
2125		2452
		2453	=item $ref = $ob->ref
		2454
		2455	Creates and returns a persistent reference to an object that can be stored as a string.
		2456
		2457	=item $ob = cf::object::deref ($refstring)
		2458
		2459	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2460	even if the object actually exists. May block.
		2461
		2462	=cut
		2463
		2464	sub deref {
		2465	my ($ref) = @_;
		2466
		2467	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2468	my ($uuid, $name) = ($1, $2);
		2469	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2470	or return;
		2471	$pl->ob->uuid eq $uuid
		2472	or return;
		2473
		2474	$pl->ob
		2475	} else {
		2476	warn "$ref: cannot resolve object reference\n";
		2477	undef
		2478	}
		2479	}
		2480
2126	package cf;	2481	package cf;
2127		2482
2128	=back	2483	=back
2129		2484
2130	=head3 cf::object::player	2485	=head3 cf::object::player
…		…
2136	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2491	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	2492	can be C<undef>. Does the right thing when the player is currently in a
2138	dialogue with the given NPC character.	2493	dialogue with the given NPC character.
2139		2494
2140	=cut	2495	=cut
		2496
		2497	our $SAY_CHANNEL = {
		2498	id => "say",
		2499	title => "Map",
		2500	reply => "say ",
		2501	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2502	};
		2503
		2504	our $CHAT_CHANNEL = {
		2505	id => "chat",
		2506	title => "Chat",
		2507	reply => "chat ",
		2508	tooltip => "Player chat and shouts, global to the server.",
		2509	};
2141		2510
2142	# rough implementation of a future "reply" method that works	2511	# rough implementation of a future "reply" method that works
2143	# with dialog boxes.	2512	# with dialog boxes.
2144	#TODO: the first argument must go, split into a $npc->reply_to ( method	2513	#TODO: the first argument must go, split into a $npc->reply_to ( method
2145	sub cf::object::player::reply($$$;$) {	2514	sub cf::object::player::reply($$$;$) {
…		…
2152		2521
2153	} else {	2522	} else {
2154	my $pl = $self->contr;	2523	my $pl = $self->contr;
2155		2524
2156	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2525	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2157	my $diag = $pl->{npc_dialog};	2526	my $dialog = $pl->{npc_dialog};
2158	$diag->{pl}->ext_reply (	2527	$dialog->{pl}->ext_msg ($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		2528
2165	} else {	2529	} else {
2166	$msg = $npc->name . " says: $msg" if $npc;	2530	$msg = $npc->name . " says: $msg" if $npc;
2167	$self->message ($msg, $flags);	2531	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2168	}	2532	}
2169	}	2533	}
		2534	}
		2535
		2536	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2537
		2538	=cut
		2539
		2540	sub cf::object::send_msg {
		2541	my $pl = shift->contr
		2542	or return;
		2543	$pl->send_msg (@_);
2170	}	2544	}
2171		2545
2172	=item $player_object->may ("access")	2546	=item $player_object->may ("access")
2173		2547
2174	Returns wether the given player is authorized to access resource "access"	2548	Returns wether the given player is authorized to access resource "access"
…		…
2187		2561
2188	=item $player_object->enter_link	2562	=item $player_object->enter_link
2189		2563
2190	Freezes the player and moves him/her to a special map (C<{link}>).	2564	Freezes the player and moves him/her to a special map (C<{link}>).
2191		2565
2192	The player should be reasonably safe there for short amounts of time. You	2566	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.	2567	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2568	though, as the palyer cannot control the character while it is on the link
		2569	map.
2194		2570
2195	Will never block.	2571	Will never block.
2196		2572
2197	=item $player_object->leave_link ($map, $x, $y)	2573	=item $player_object->leave_link ($map, $x, $y)
2198		2574
…		…
2250	($x, $y) = (-1, -1)	2626	($x, $y) = (-1, -1)
2251	unless (defined $x) && (defined $y);	2627	unless (defined $x) && (defined $y);
2252		2628
2253	# use -1 or undef as default coordinates, not 0, 0	2629	# use -1 or undef as default coordinates, not 0, 0
2254	($x, $y) = ($map->enter_x, $map->enter_y)	2630	($x, $y) = ($map->enter_x, $map->enter_y)
2255	if $x <=0 && $y <= 0;	2631	if $x <= 0 && $y <= 0;
2256		2632
2257	$map->load;	2633	$map->load;
2258	$map->load_diag;	2634	$map->load_neighbours;
2259		2635
2260	return unless $self->contr->active;	2636	return unless $self->contr->active;
2261	$self->activate_recursive;
2262		2637
2263	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2638	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2264	$self->enter_map ($map, $x, $y);	2639	$self->enter_map ($map, $x, $y);
		2640
		2641	# only activate afterwards, to support waiting in hooks
		2642	$self->activate_recursive;
2265	}	2643	}
2266		2644
2267	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2645	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2268		2646
2269	Moves the player to the given map-path and coordinates by first freezing	2647	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	2648	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	2649	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	2650	the new (success) or old (failed) map position. In either case, $done will
2273	be called at the end of this process.	2651	be called at the end of this process.
2274		2652
		2653	Note that $check will be called with a potentially non-loaded map, so if
		2654	it needs a loaded map it has to call C<< ->load >>.
		2655
2275	=cut	2656	=cut
2276		2657
2277	our $GOTOGEN;	2658	our $GOTOGEN;
2278		2659
2279	sub cf::object::player::goto {	2660	sub cf::object::player::goto {
…		…
2283	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2664	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2284		2665
2285	$self->enter_link;	2666	$self->enter_link;
2286		2667
2287	(async {	2668	(async {
		2669	$Coro::current->{desc} = "player::goto $path $x $y";
		2670
		2671	# *tag paths override both path and x|y
		2672	if ($path =~ /^\*(.*)$/) {
		2673	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2674	my $ob = $obs[rand @obs];
		2675
		2676	# see if we actually can go there
		2677	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2678	$ob = $obs[rand @obs];
		2679	} else {
		2680	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2681	}
		2682	# else put us there anyways for now #d#
		2683
		2684	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2685	} else {
		2686	($path, $x, $y) = (undef, undef, undef);
		2687	}
		2688	}
		2689
2288	my $map = eval {	2690	my $map = eval {
2289	my $map = cf::map::find $path;	2691	my $map = defined $path ? cf::map::find $path : undef;
2290		2692
2291	if ($map) {	2693	if ($map) {
2292	$map = $map->customise_for ($self);	2694	$map = $map->customise_for ($self);
2293	$map = $check->($map) if $check && $map;	2695	$map = $check->($map) if $check && $map;
2294	} else {	2696	} else {
2295	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2697	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2296	}	2698	}
2297		2699
2298	$map	2700	$map
2299	};	2701	};
2300		2702
…		…
2336	}	2738	}
2337		2739
2338	sub prepare_random_map {	2740	sub prepare_random_map {
2339	my ($exit) = @_;	2741	my ($exit) = @_;
2340		2742
2341	my $guard = cf::lock_acquire "exit_prepare:$exit";
2342
2343	# all this does is basically replace the /! path by	2743	# all this does is basically replace the /! path by
2344	# a new random map path (?random/...) with a seed	2744	# a new random map path (?random/...) with a seed
2345	# that depends on the exit object	2745	# that depends on the exit object
2346		2746
2347	my $rmp = parse_random_map_params $exit->msg;	2747	my $rmp = parse_random_map_params $exit->msg;
…		…
2349	if ($exit->map) {	2749	if ($exit->map) {
2350	$rmp->{region} = $exit->region->name;	2750	$rmp->{region} = $exit->region->name;
2351	$rmp->{origin_map} = $exit->map->path;	2751	$rmp->{origin_map} = $exit->map->path;
2352	$rmp->{origin_x} = $exit->x;	2752	$rmp->{origin_x} = $exit->x;
2353	$rmp->{origin_y} = $exit->y;	2753	$rmp->{origin_y} = $exit->y;
		2754
		2755	$exit->map->touch;
2354	}	2756	}
2355		2757
2356	$rmp->{random_seed} ||= $exit->random_seed;	2758	$rmp->{random_seed} ||= $exit->random_seed;
2357		2759
2358	my $data = cf::to_json $rmp;	2760	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2359	my $md5 = Digest::MD5::md5_hex $data;	2761	my $md5 = Digest::MD5::md5_hex $data;
2360	my $meta = "$RANDOMDIR/$md5.meta";	2762	my $meta = "$RANDOMDIR/$md5.meta";
2361		2763
2362	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2764	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2363	aio_write $fh, 0, (length $data), $data, 0;	2765	aio_write $fh, 0, (length $data), $data, 0;
2364	undef $fh;	2766	undef $fh;
2365	aio_rename "$meta~", $meta;	2767	aio_rename "$meta~", $meta;
2366		2768
		2769	my $slaying = "?random/$md5";
		2770
		2771	if ($exit->valid) {
2367	$exit->slaying ("?random/$md5");	2772	$exit->slaying ("?random/$md5");
2368	$exit->msg (undef);	2773	$exit->msg (undef);
		2774	}
2369	}	2775	}
2370	}	2776	}
2371		2777
2372	sub cf::object::player::enter_exit {	2778	sub cf::object::player::enter_exit {
2373	my ($self, $exit) = @_;	2779	my ($self, $exit) = @_;
2374		2780
2375	return unless $self->type == cf::PLAYER;	2781	return unless $self->type == cf::PLAYER;
2376		2782
2377	if ($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;	2783	$self->enter_link;
2389		2784
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 {	2785	(async {
2395	$self->deactivate_recursive; # just to be sure	2786	$Coro::current->{desc} = "enter_exit";
		2787
2396	unless (eval {	2788	unless (eval {
		2789	$self->deactivate_recursive; # just to be sure
		2790
		2791	# random map handling
		2792	{
		2793	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2794
		2795	prepare_random_map $exit
		2796	if $exit->slaying eq "/!";
		2797	}
		2798
		2799	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2800	my $x = $exit->stats->hp;
		2801	my $y = $exit->stats->sp;
		2802
2397	$self->goto ($slaying, $hp, $sp);	2803	$self->goto ($map, $x, $y);
2398		2804
		2805	# if exit is damned, update players death & WoR home-position
		2806	$self->contr->savebed ($map, $x, $y)
		2807	if $exit->flag (cf::FLAG_DAMNED);
		2808
2399	1;	2809	1
2400	}) {	2810	}) {
2401	$self->message ("Something went wrong deep within the crossfire server. "	2811	$self->message ("Something went wrong deep within the deliantra server. "
2402	. "I'll try to bring you back to the map you were before. "	2812	. "I'll try to bring you back to the map you were before. "
2403	. "Please report this to the dungeon master!",	2813	. "Please report this to the dungeon master!",
2404	cf::NDI_UNIQUE | cf::NDI_RED);	2814	cf::NDI_UNIQUE | cf::NDI_RED);
2405		2815
2406	warn "ERROR in enter_exit: $@";	2816	warn "ERROR in enter_exit: $@";
…		…
2425		2835
2426	utf8::encode $text;	2836	utf8::encode $text;
2427	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2837	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2428	}	2838	}
2429		2839
		2840	=item $client->send_big_packet ($pkt)
		2841
		2842	Like C<send_packet>, but tries to compress large packets, and fragments
		2843	them as required.
		2844
		2845	=cut
		2846
		2847	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2848
		2849	sub cf::client::send_big_packet {
		2850	my ($self, $pkt) = @_;
		2851
		2852	# try lzf for large packets
		2853	$pkt = "lzf " . Compress::LZF::compress $pkt
		2854	if 1024 <= length $pkt and $self->{can_lzf};
		2855
		2856	# split very large packets
		2857	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2858	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2859	$pkt = "frag";
		2860	}
		2861
		2862	$self->send_packet ($pkt);
		2863	}
		2864
2430	=item $client->send_msg ($color, $type, $msg, [extra...])	2865	=item $client->send_msg ($channel, $msg, $color, [extra...])
2431		2866
2432	Send a drawinfo or msg packet to the client, formatting the msg for the	2867	Send a drawinfo or msg packet to the client, formatting the msg for the
2433	client if neccessary. C<$type> should be a string identifying the type of	2868	client if neccessary. C<$type> should be a string identifying the type of
2434	the message, with C<log> being the default. If C<$color> is negative, suppress	2869	the message, with C<log> being the default. If C<$color> is negative, suppress
2435	the message unless the client supports the msg packet.	2870	the message unless the client supports the msg packet.
2436		2871
2437	=cut	2872	=cut
2438		2873
		2874	# non-persistent channels (usually the info channel)
		2875	our %CHANNEL = (
		2876	"c/motd" => {
		2877	id => "infobox",
		2878	title => "MOTD",
		2879	reply => undef,
		2880	tooltip => "The message of the day",
		2881	},
		2882	"c/identify" => {
		2883	id => "infobox",
		2884	title => "Identify",
		2885	reply => undef,
		2886	tooltip => "Items recently identified",
		2887	},
		2888	"c/examine" => {
		2889	id => "infobox",
		2890	title => "Examine",
		2891	reply => undef,
		2892	tooltip => "Signs and other items you examined",
		2893	},
		2894	"c/shopinfo" => {
		2895	id => "infobox",
		2896	title => "Shop Info",
		2897	reply => undef,
		2898	tooltip => "What your bargaining skill tells you about the shop",
		2899	},
		2900	"c/book" => {
		2901	id => "infobox",
		2902	title => "Book",
		2903	reply => undef,
		2904	tooltip => "The contents of a note or book",
		2905	},
		2906	"c/lookat" => {
		2907	id => "infobox",
		2908	title => "Look",
		2909	reply => undef,
		2910	tooltip => "What you saw there",
		2911	},
		2912	"c/who" => {
		2913	id => "infobox",
		2914	title => "Players",
		2915	reply => undef,
		2916	tooltip => "Shows players who are currently online",
		2917	},
		2918	"c/body" => {
		2919	id => "infobox",
		2920	title => "Body Parts",
		2921	reply => undef,
		2922	tooltip => "Shows which body parts you posess and are available",
		2923	},
		2924	"c/statistics" => {
		2925	id => "infobox",
		2926	title => "Statistics",
		2927	reply => undef,
		2928	tooltip => "Shows your primary statistics",
		2929	},
		2930	"c/skills" => {
		2931	id => "infobox",
		2932	title => "Skills",
		2933	reply => undef,
		2934	tooltip => "Shows your experience per skill and item power",
		2935	},
		2936	"c/shopitems" => {
		2937	id => "infobox",
		2938	title => "Shop Items",
		2939	reply => undef,
		2940	tooltip => "Shows the items currently for sale in this shop",
		2941	},
		2942	"c/resistances" => {
		2943	id => "infobox",
		2944	title => "Resistances",
		2945	reply => undef,
		2946	tooltip => "Shows your resistances",
		2947	},
		2948	"c/pets" => {
		2949	id => "infobox",
		2950	title => "Pets",
		2951	reply => undef,
		2952	tooltip => "Shows information abotu your pets/a specific pet",
		2953	},
		2954	"c/perceiveself" => {
		2955	id => "infobox",
		2956	title => "Perceive Self",
		2957	reply => undef,
		2958	tooltip => "You gained detailed knowledge about yourself",
		2959	},
		2960	"c/uptime" => {
		2961	id => "infobox",
		2962	title => "Uptime",
		2963	reply => undef,
		2964	tooltip => "How long the server has been running since last restart",
		2965	},
		2966	"c/mapinfo" => {
		2967	id => "infobox",
		2968	title => "Map Info",
		2969	reply => undef,
		2970	tooltip => "Information related to the maps",
		2971	},
		2972	"c/party" => {
		2973	id => "party",
		2974	title => "Party",
		2975	reply => "gsay ",
		2976	tooltip => "Messages and chat related to your party",
		2977	},
		2978	"c/death" => {
		2979	id => "death",
		2980	title => "Death",
		2981	reply => undef,
		2982	tooltip => "Reason for and more info about your most recent death",
		2983	},
		2984	"c/say" => $SAY_CHANNEL,
		2985	"c/chat" => $CHAT_CHANNEL,
		2986	);
		2987
2439	sub cf::client::send_msg {	2988	sub cf::client::send_msg {
2440	my ($self, $color, $type, $msg, @extra) = @_;	2989	my ($self, $channel, $msg, $color, @extra) = @_;
2441		2990
2442	$msg = $self->pl->expand_cfpod ($msg);	2991	$msg = $self->pl->expand_cfpod ($msg)
		2992	unless $color & cf::NDI_VERBATIM;
		2993
		2994	$color &= cf::NDI_CLIENT_MASK; # just in case...
		2995
		2996	# check predefined channels, for the benefit of C
		2997	if ($CHANNEL{$channel}) {
		2998	$channel = $CHANNEL{$channel};
		2999
		3000	$self->ext_msg (channel_info => $channel);
		3001	$channel = $channel->{id};
		3002
		3003	} elsif (ref $channel) {
		3004	# send meta info to client, if not yet sent
		3005	unless (exists $self->{channel}{$channel->{id}}) {
		3006	$self->{channel}{$channel->{id}} = $channel;
		3007	$self->ext_msg (channel_info => $channel);
		3008	}
		3009
		3010	$channel = $channel->{id};
		3011	}
2443		3012
2444	return unless @extra || length $msg;	3013	return unless @extra || length $msg;
2445		3014
2446	if ($self->can_msg) {	3015	# default colour, mask it out
2447	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $type, $msg, @extra]));	3016	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2448	} else {	3017	if $color & cf::NDI_DEF;
2449	# replace some tags by gcfclient-compatible ones
2450	for ($msg) {
2451	1 while
2452	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2453	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2454	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2455	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2456	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2457	}
2458		3018
2459	if ($color >= 0) {	3019	my $pkt = "msg "
2460	if (0 && $msg =~ /\[/) {	3020	. $self->{json_coder}->encode (
2461	$self->send_packet ("drawextinfo $color 4 0 $msg")	3021	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2462	} else {	3022	);
2463	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2464	$self->send_packet ("drawinfo $color $msg")
2465	}
2466	}
2467	}
2468	}
2469		3023
		3024	$self->send_big_packet ($pkt);
		3025	}
		3026
2470	=item $client->ext_event ($type, %msg)	3027	=item $client->ext_msg ($type, @msg)
2471		3028
2472	Sends an ext event to the client.	3029	Sends an ext event to the client.
2473		3030
2474	=cut	3031	=cut
2475		3032
2476	sub cf::client::ext_event($$%) {	3033	sub cf::client::ext_msg($$@) {
2477	my ($self, $type, %msg) = @_;	3034	my ($self, $type, @msg) = @_;
2478		3035
2479	return unless $self->extcmd;	3036	if ($self->extcmd == 2) {
2480		3037	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		3038	} elsif ($self->extcmd == 1) { # TODO: remove
2481	$msg{msgtype} = "event_$type";	3039	push @msg, msgtype => "event_$type";
2482	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	3040	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3041	}
		3042	}
		3043
		3044	=item $client->ext_reply ($msgid, @msg)
		3045
		3046	Sends an ext reply to the client.
		3047
		3048	=cut
		3049
		3050	sub cf::client::ext_reply($$@) {
		3051	my ($self, $id, @msg) = @_;
		3052
		3053	if ($self->extcmd == 2) {
		3054	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		3055	} elsif ($self->extcmd == 1) {
		3056	#TODO: version 1, remove
		3057	unshift @msg, msgtype => "reply", msgid => $id;
		3058	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3059	}
2483	}	3060	}
2484		3061
2485	=item $success = $client->query ($flags, "text", \&cb)	3062	=item $success = $client->query ($flags, "text", \&cb)
2486		3063
2487	Queues a query to the client, calling the given callback with	3064	Queues a query to the client, calling the given callback with
…		…
2542	my ($ns, $buf) = @_;	3119	my ($ns, $buf) = @_;
2543		3120
2544	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3121	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2545		3122
2546	if (ref $msg) {	3123	if (ref $msg) {
		3124	my ($type, $reply, @payload) =
		3125	"ARRAY" eq ref $msg
		3126	? @$msg
		3127	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		3128
		3129	my @reply;
		3130
2547	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3131	if (my $cb = $EXTICMD{$type}) {
2548	if (my %reply = $cb->($ns, $msg)) {	3132	@reply = $cb->($ns, @payload);
2549	$reply{msgid} = $msg->{msgid};
2550	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2551	}
2552	}	3133	}
		3134
		3135	$ns->ext_reply ($reply, @reply)
		3136	if $reply;
		3137
2553	} else {	3138	} else {
2554	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3139	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2555	}	3140	}
2556		3141
2557	cf::override;	3142	cf::override;
…		…
2579		3164
2580	$coro	3165	$coro
2581	}	3166	}
2582		3167
2583	cf::client->attach (	3168	cf::client->attach (
2584	on_destroy => sub {	3169	on_client_destroy => sub {
2585	my ($ns) = @_;	3170	my ($ns) = @_;
2586		3171
2587	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3172	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2588	},	3173	},
2589	);	3174	);
…		…
2604	our $safe = new Safe "safe";	3189	our $safe = new Safe "safe";
2605	our $safe_hole = new Safe::Hole;	3190	our $safe_hole = new Safe::Hole;
2606		3191
2607	$SIG{FPE} = 'IGNORE';	3192	$SIG{FPE} = 'IGNORE';
2608		3193
2609	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3194	$safe->permit_only (Opcode::opset qw(
		3195	:base_core :base_mem :base_orig :base_math :base_loop
		3196	grepstart grepwhile mapstart mapwhile
		3197	sort time
		3198	));
2610		3199
2611	# here we export the classes and methods available to script code	3200	# here we export the classes and methods available to script code
2612		3201
2613	=pod	3202	=pod
2614		3203
2615	The following functions and methods are available within a safe environment:	3204	The following functions and methods are available within a safe environment:
2616		3205
2617	cf::object	3206	cf::object
2618	contr pay_amount pay_player map x y force_find force_add	3207	contr pay_amount pay_player map x y force_find force_add destroy
2619	insert remove	3208	insert remove name archname title slaying race decrease split
		3209	value
2620		3210
2621	cf::object::player	3211	cf::object::player
2622	player	3212	player
2623		3213
2624	cf::player	3214	cf::player
…		…
2629		3219
2630	=cut	3220	=cut
2631		3221
2632	for (	3222	for (
2633	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3223	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2634	insert remove)],	3224	insert remove inv nrof name archname title slaying race
		3225	decrease split destroy change_exp value msg lore send_msg)],
2635	["cf::object::player" => qw(player)],	3226	["cf::object::player" => qw(player)],
2636	["cf::player" => qw(peaceful)],	3227	["cf::player" => qw(peaceful send_msg)],
2637	["cf::map" => qw(trigger)],	3228	["cf::map" => qw(trigger)],
2638	) {	3229	) {
2639	no strict 'refs';	3230	no strict 'refs';
2640	my ($pkg, @funs) = @$_;	3231	my ($pkg, @funs) = @$_;
2641	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3232	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2659		3250
2660	my $qcode = $code;	3251	my $qcode = $code;
2661	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3252	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2662	$qcode =~ s/\n/\\n/g;	3253	$qcode =~ s/\n/\\n/g;
2663		3254
		3255	%vars = (_dummy => 0) unless %vars;
		3256
		3257	my @res;
2664	local $_;	3258	local $_;
2665	local @safe::cf::_safe_eval_args = values %vars;
2666		3259
2667	my $eval =	3260	my $eval =
2668	"do {\n"	3261	"do {\n"
2669	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3262	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2670	. "#line 0 \"{$qcode}\"\n"	3263	. "#line 0 \"{$qcode}\"\n"
2671	. $code	3264	. $code
2672	. "\n}"	3265	. "\n}"
2673	;	3266	;
2674		3267
		3268	if ($CFG{safe_eval}) {
2675	sub_generation_inc;	3269	sub_generation_inc;
		3270	local @safe::cf::_safe_eval_args = values %vars;
2676	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3271	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2677	sub_generation_inc;	3272	sub_generation_inc;
		3273	} else {
		3274	local @cf::_safe_eval_args = values %vars;
		3275	@res = wantarray ? eval eval : scalar eval $eval;
		3276	}
2678		3277
2679	if ($@) {	3278	if ($@) {
2680	warn "$@";	3279	warn "$@";
2681	warn "while executing safe code '$code'\n";	3280	warn "while executing safe code '$code'\n";
2682	warn "with arguments " . (join " ", %vars) . "\n";	3281	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2701	=cut	3300	=cut
2702		3301
2703	sub register_script_function {	3302	sub register_script_function {
2704	my ($fun, $cb) = @_;	3303	my ($fun, $cb) = @_;
2705		3304
2706	no strict 'refs';	3305	$fun = "safe::$fun" if $CFG{safe_eval};
2707	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3306	*$fun = $safe_hole->wrap ($cb);
2708	}	3307	}
2709		3308
2710	=back	3309	=back
2711		3310
2712	=cut	3311	=cut
…		…
2714	#############################################################################	3313	#############################################################################
2715	# the server's init and main functions	3314	# the server's init and main functions
2716		3315
2717	sub load_facedata($) {	3316	sub load_facedata($) {
2718	my ($path) = @_;	3317	my ($path) = @_;
		3318
		3319	# HACK to clear player env face cache, we need some signal framework
		3320	# for this (global event?)
		3321	%ext::player_env::MUSIC_FACE_CACHE = ();
		3322
		3323	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2719		3324
2720	warn "loading facedata from $path\n";	3325	warn "loading facedata from $path\n";
2721		3326
2722	my $facedata;	3327	my $facedata;
2723	0 < aio_load $path, $facedata	3328	0 < aio_load $path, $facedata
…		…
2726	$facedata = Coro::Storable::thaw $facedata;	3331	$facedata = Coro::Storable::thaw $facedata;
2727		3332
2728	$facedata->{version} == 2	3333	$facedata->{version} == 2
2729	or cf::cleanup "$path: version mismatch, cannot proceed.";	3334	or cf::cleanup "$path: version mismatch, cannot proceed.";
2730		3335
		3336	# patch in the exptable
		3337	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
		3338	$facedata->{resource}{"res/exp_table"} = {
		3339	type => FT_RSRC,
		3340	data => $exp_table,
		3341	hash => (Digest::MD5::md5 $exp_table),
		3342	};
		3343	cf::cede_to_tick;
		3344
2731	{	3345	{
2732	my $faces = $facedata->{faceinfo};	3346	my $faces = $facedata->{faceinfo};
2733		3347
2734	while (my ($face, $info) = each %$faces) {	3348	while (my ($face, $info) = each %$faces) {
2735	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3349	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3350
2736	cf::face::set_visibility $idx, $info->{visibility};	3351	cf::face::set_visibility $idx, $info->{visibility};
2737	cf::face::set_magicmap $idx, $info->{magicmap};	3352	cf::face::set_magicmap $idx, $info->{magicmap};
2738	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3353	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2739	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3354	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2740		3355
2741	cf::cede_to_tick;	3356	cf::cede_to_tick;
2742	}	3357	}
2743		3358
2744	while (my ($face, $info) = each %$faces) {	3359	while (my ($face, $info) = each %$faces) {
2745	next unless $info->{smooth};	3360	next unless $info->{smooth};
		3361
2746	my $idx = cf::face::find $face	3362	my $idx = cf::face::find $face
2747	or next;	3363	or next;
		3364
2748	if (my $smooth = cf::face::find $info->{smooth}) {	3365	if (my $smooth = cf::face::find $info->{smooth}) {
2749	cf::face::set_smooth $idx, $smooth;	3366	cf::face::set_smooth $idx, $smooth;
2750	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3367	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2751	} else {	3368	} else {
2752	warn "smooth face '$info->{smooth}' not found for face '$face'";	3369	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2766		3383
2767	cf::anim::invalidate_all; # d'oh	3384	cf::anim::invalidate_all; # d'oh
2768	}	3385	}
2769		3386
2770	{	3387	{
2771	# TODO: for gcfclient pleasure, we should give resources
2772	# that gcfclient doesn't grok a >10000 face index.
2773	my $res = $facedata->{resource};	3388	my $res = $facedata->{resource};
2774	my $enc = JSON::XS->new->utf8->canonical;
2775		3389
2776	while (my ($name, $info) = each %$res) {	3390	while (my ($name, $info) = each %$res) {
2777	my $meta = $enc->encode ({	3391	if (defined $info->{type}) {
2778	name => $name,
2779	type => $info->{type},
2780	copyright => $info->{copyright}, #TODO#
2781	});
2782
2783	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3392	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2784		3393
2785	if ($name =~ /\.jpg$/) {
2786	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};#d# temp hack	3394	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
2787	cf::face::set_data $idx, 1, $info->{data}, $info->{chksum};#d# temp hack	3395	cf::face::set_type $idx, $info->{type};
2788	} else {	3396	} else {
2789	my $data = pack "(w/a*)*", $meta, $info->{data};	3397	$RESOURCE{$name} = $info;
2790	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2791
2792	cf::face::set_type $idx, 1;
2793	cf::face::set_data $idx, 0, $data, $chk;
2794	}	3398	}
2795		3399
2796	cf::cede_to_tick;	3400	cf::cede_to_tick;
2797	}	3401	}
2798	}	3402	}
2799		3403
		3404	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3405
2800	1	3406	1
2801	}	3407	}
2802		3408
		3409	cf::global->attach (on_resource_update => sub {
		3410	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3411	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3412
		3413	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3414	my $sound = $soundconf->{compat}[$_]
		3415	or next;
		3416
		3417	my $face = cf::face::find "sound/$sound->[1]";
		3418	cf::sound::set $sound->[0] => $face;
		3419	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3420	}
		3421
		3422	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3423	my $face = cf::face::find "sound/$v";
		3424	cf::sound::set $k => $face;
		3425	}
		3426	}
		3427	});
		3428
		3429	register_exticmd fx_want => sub {
		3430	my ($ns, $want) = @_;
		3431
		3432	while (my ($k, $v) = each %$want) {
		3433	$ns->fx_want ($k, $v);
		3434	}
		3435	};
		3436
		3437	sub load_resource_file($) {
		3438	my $guard = lock_acquire "load_resource_file";
		3439
		3440	my $status = load_resource_file_ $_[0];
		3441	get_slot 0.1, 100;
		3442	cf::arch::commit_load;
		3443
		3444	$status
		3445	}
		3446
2803	sub reload_regions {	3447	sub reload_regions {
		3448	# HACK to clear player env face cache, we need some signal framework
		3449	# for this (global event?)
		3450	%ext::player_env::MUSIC_FACE_CACHE = ();
		3451
2804	load_resource_file "$MAPDIR/regions"	3452	load_resource_file "$MAPDIR/regions"
2805	or die "unable to load regions file\n";	3453	or die "unable to load regions file\n";
2806		3454
2807	for (cf::region::list) {	3455	for (cf::region::list) {
2808	$_->{match} = qr/$_->{match}/	3456	$_->{match} = qr/$_->{match}/
…		…
2816	}	3464	}
2817		3465
2818	sub reload_archetypes {	3466	sub reload_archetypes {
2819	load_resource_file "$DATADIR/archetypes"	3467	load_resource_file "$DATADIR/archetypes"
2820	or die "unable to load archetypes\n";	3468	or die "unable to load archetypes\n";
2821	#d# NEED to laod twice to resolve forward references
2822	# this really needs to be done in an extra post-pass
2823	# (which needs to be synchronous, so solve it differently)
2824	load_resource_file "$DATADIR/archetypes"
2825	or die "unable to load archetypes\n";
2826	}	3469	}
2827		3470
2828	sub reload_treasures {	3471	sub reload_treasures {
2829	load_resource_file "$DATADIR/treasures"	3472	load_resource_file "$DATADIR/treasures"
2830	or die "unable to load treasurelists\n";	3473	or die "unable to load treasurelists\n";
2831	}	3474	}
2832		3475
2833	sub reload_resources {	3476	sub reload_resources {
2834	warn "reloading resource files...\n";	3477	warn "reloading resource files...\n";
2835		3478
		3479	reload_facedata;
		3480	reload_archetypes;
2836	reload_regions;	3481	reload_regions;
2837	reload_facedata;
2838	#reload_archetypes;#d#
2839	reload_archetypes;
2840	reload_treasures;	3482	reload_treasures;
2841		3483
2842	warn "finished reloading resource files\n";	3484	warn "finished reloading resource files\n";
2843	}	3485	}
2844		3486
2845	sub init {	3487	sub reload_config {
2846	reload_resources;	3488	warn "reloading config file...\n";
2847	}
2848		3489
2849	sub cfg_load {
2850	open my $fh, "<:utf8", "$CONFDIR/config"	3490	open my $fh, "<:utf8", "$CONFDIR/config"
2851	or return;	3491	or return;
2852		3492
2853	local $/;	3493	local $/;
2854	*CFG = YAML::Syck::Load <$fh>;	3494	*CFG = YAML::XS::Load scalar <$fh>;
2855		3495
2856	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3496	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2857		3497
2858	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3498	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2859	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3499	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2863	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3503	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2864	and die "WARNING: m(un)lockall failed: $!\n";	3504	and die "WARNING: m(un)lockall failed: $!\n";
2865	};	3505	};
2866	warn $@ if $@;	3506	warn $@ if $@;
2867	}	3507	}
		3508
		3509	warn "finished reloading resource files\n";
		3510	}
		3511
		3512	sub pidfile() {
		3513	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3514	or die "$PIDFILE: $!";
		3515	flock $fh, &Fcntl::LOCK_EX
		3516	or die "$PIDFILE: flock: $!";
		3517	$fh
		3518	}
		3519
		3520	# make sure only one server instance is running at any one time
		3521	sub atomic {
		3522	my $fh = pidfile;
		3523
		3524	my $pid = <$fh>;
		3525	kill 9, $pid if $pid > 0;
		3526
		3527	seek $fh, 0, 0;
		3528	print $fh $$;
		3529	}
		3530
		3531	sub main_loop {
		3532	warn "EV::loop starting\n";
		3533	if (1) {
		3534	EV::loop;
		3535	}
		3536	warn "EV::loop returned\n";
		3537	goto &main_loop unless $REALLY_UNLOOP;
2868	}	3538	}
2869		3539
2870	sub main {	3540	sub main {
		3541	cf::init_globals; # initialise logging
		3542
		3543	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3544	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3545	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3546	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3547
		3548	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3549
2871	# we must not ever block the main coroutine	3550	# we must not ever block the main coroutine
2872	local $Coro::idle = sub {	3551	local $Coro::idle = sub {
2873	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3552	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2874	(async {	3553	(async {
2875	Event::one_event;	3554	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3555	EV::loop EV::LOOP_ONESHOT;
2876	})->prio (Coro::PRIO_MAX);	3556	})->prio (Coro::PRIO_MAX);
2877	};	3557	};
2878		3558
2879	cfg_load;	3559	evthread_start IO::AIO::poll_fileno;
		3560
		3561	cf::sync_job {
		3562	cf::init_experience;
		3563	cf::init_anim;
		3564	cf::init_attackmess;
		3565	cf::init_dynamic;
		3566
		3567	cf::load_settings;
		3568	cf::load_materials;
		3569
		3570	reload_resources;
		3571	reload_config;
2880	db_init;	3572	db_init;
		3573
		3574	cf::init_uuid;
		3575	cf::init_signals;
		3576	cf::init_skills;
		3577
		3578	cf::init_beforeplay;
		3579
		3580	atomic;
		3581
2881	load_extensions;	3582	load_extensions;
2882		3583
2883	$TICK_WATCHER->start;	3584	utime time, time, $RUNTIMEFILE;
2884	Event::loop;	3585
		3586	# no (long-running) fork's whatsoever before this point(!)
		3587	use POSIX ();
		3588	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3589
		3590	(pop @POST_INIT)->(0) while @POST_INIT;
		3591	};
		3592
		3593	cf::object::thawer::errors_are_fatal 0;
		3594
		3595	main_loop;
2885	}	3596	}
2886		3597
2887	#############################################################################	3598	#############################################################################
2888	# initialisation and cleanup	3599	# initialisation and cleanup
2889		3600
2890	# install some emergency cleanup handlers	3601	# install some emergency cleanup handlers
2891	BEGIN {	3602	BEGIN {
		3603	our %SIGWATCHER = ();
2892	for my $signal (qw(INT HUP TERM)) {	3604	for my $signal (qw(INT HUP TERM)) {
2893	Event->signal (	3605	$SIGWATCHER{$signal} = AE::signal $signal, sub {
2894	reentrant => 0,
2895	data => WF_AUTOCANCEL,
2896	signal => $signal,
2897	prio => 0,
2898	cb => sub {
2899	cf::cleanup "SIG$signal";	3606	cf::cleanup "SIG$signal";
2900	},
2901	);	3607	};
2902	}	3608	}
2903	}	3609	}
2904		3610
2905	sub write_runtime {	3611	sub write_runtime_sync {
2906	my $runtime = "$LOCALDIR/runtime";	3612	my $t0 = AE::time;
2907		3613
2908	# first touch the runtime file to show we are still running:	3614	# first touch the runtime file to show we are still running:
2909	# the fsync below can take a very very long time.	3615	# the fsync below can take a very very long time.
2910		3616
2911	IO::AIO::aio_utime $runtime, undef, undef;	3617	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2912		3618
2913	my $guard = cf::lock_acquire "write_runtime";	3619	my $guard = cf::lock_acquire "write_runtime";
2914		3620
2915	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3621	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
2916	or return;	3622	or return;
2917		3623
2918	my $value = $cf::RUNTIME + 90 + 10;	3624	my $value = $cf::RUNTIME + 90 + 10;
2919	# 10 is the runtime save interval, for a monotonic clock	3625	# 10 is the runtime save interval, for a monotonic clock
2920	# 60 allows for the watchdog to kill the server.	3626	# 60 allows for the watchdog to kill the server.
…		…
2930	aio_utime $fh, undef, undef;	3636	aio_utime $fh, undef, undef;
2931		3637
2932	close $fh	3638	close $fh
2933	or return;	3639	or return;
2934		3640
2935	aio_rename "$runtime~", $runtime	3641	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2936	and return;	3642	and return;
2937		3643
2938	warn "runtime file written.\n";	3644	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
2939		3645
2940	1	3646	1
		3647	}
		3648
		3649	our $uuid_lock;
		3650	our $uuid_skip;
		3651
		3652	sub write_uuid_sync($) {
		3653	$uuid_skip ||= $_[0];
		3654
		3655	return if $uuid_lock;
		3656	local $uuid_lock = 1;
		3657
		3658	my $uuid = "$LOCALDIR/uuid";
		3659
		3660	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3661	or return;
		3662
		3663	my $value = uuid_seq uuid_cur;
		3664
		3665	unless ($value) {
		3666	warn "cowardly refusing to write zero uuid value!\n";
		3667	return;
		3668	}
		3669
		3670	my $value = uuid_str $value + $uuid_skip;
		3671	$uuid_skip = 0;
		3672
		3673	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3674	and return;
		3675
		3676	# always fsync - this file is important
		3677	aio_fsync $fh
		3678	and return;
		3679
		3680	close $fh
		3681	or return;
		3682
		3683	aio_rename "$uuid~", $uuid
		3684	and return;
		3685
		3686	warn "uuid file written ($value).\n";
		3687
		3688	1
		3689
		3690	}
		3691
		3692	sub write_uuid($$) {
		3693	my ($skip, $sync) = @_;
		3694
		3695	$sync ? write_uuid_sync $skip
		3696	: async { write_uuid_sync $skip };
2941	}	3697	}
2942		3698
2943	sub emergency_save() {	3699	sub emergency_save() {
2944	my $freeze_guard = cf::freeze_mainloop;	3700	my $freeze_guard = cf::freeze_mainloop;
2945		3701
2946	warn "enter emergency perl save\n";	3702	warn "emergency_perl_save: enter\n";
2947		3703
2948	cf::sync_job {	3704	cf::sync_job {
		3705	# this is a trade-off: we want to be very quick here, so
		3706	# save all maps without fsync, and later call a global sync
		3707	# (which in turn might be very very slow)
		3708	local $USE_FSYNC = 0;
		3709
2949	# use a peculiar iteration method to avoid tripping on perl	3710	# use a peculiar iteration method to avoid tripping on perl
2950	# refcount bugs in for. also avoids problems with players	3711	# refcount bugs in for. also avoids problems with players
2951	# and maps saved/destroyed asynchronously.	3712	# and maps saved/destroyed asynchronously.
2952	warn "begin emergency player save\n";	3713	warn "emergency_perl_save: begin player save\n";
2953	for my $login (keys %cf::PLAYER) {	3714	for my $login (keys %cf::PLAYER) {
2954	my $pl = $cf::PLAYER{$login} or next;	3715	my $pl = $cf::PLAYER{$login} or next;
2955	$pl->valid or next;	3716	$pl->valid or next;
		3717	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2956	$pl->save;	3718	$pl->save;
2957	}	3719	}
2958	warn "end emergency player save\n";	3720	warn "emergency_perl_save: end player save\n";
2959		3721
2960	warn "begin emergency map save\n";	3722	warn "emergency_perl_save: begin map save\n";
2961	for my $path (keys %cf::MAP) {	3723	for my $path (keys %cf::MAP) {
2962	my $map = $cf::MAP{$path} or next;	3724	my $map = $cf::MAP{$path} or next;
2963	$map->valid or next;	3725	$map->valid or next;
2964	$map->save;	3726	$map->save;
2965	}	3727	}
2966	warn "end emergency map save\n";	3728	warn "emergency_perl_save: end map save\n";
2967		3729
2968	warn "begin emergency database checkpoint\n";	3730	warn "emergency_perl_save: begin database checkpoint\n";
2969	BDB::db_env_txn_checkpoint $DB_ENV;	3731	BDB::db_env_txn_checkpoint $DB_ENV;
2970	warn "end emergency database checkpoint\n";	3732	warn "emergency_perl_save: end database checkpoint\n";
		3733
		3734	warn "emergency_perl_save: begin write uuid\n";
		3735	write_uuid_sync 1;
		3736	warn "emergency_perl_save: end write uuid\n";
2971	};	3737	};
2972		3738
		3739	warn "emergency_perl_save: starting sync()\n";
		3740	IO::AIO::aio_sync sub {
		3741	warn "emergency_perl_save: finished sync()\n";
		3742	};
		3743
2973	warn "leave emergency perl save\n";	3744	warn "emergency_perl_save: leave\n";
2974	}	3745	}
2975		3746
2976	sub post_cleanup {	3747	sub post_cleanup {
2977	my ($make_core) = @_;	3748	my ($make_core) = @_;
2978		3749
2979	warn Carp::longmess "post_cleanup backtrace"	3750	warn Carp::longmess "post_cleanup backtrace"
2980	if $make_core;	3751	if $make_core;
		3752
		3753	my $fh = pidfile;
		3754	unlink $PIDFILE if <$fh> == $$;
		3755	}
		3756
		3757	# a safer delete_package, copied from Symbol
		3758	sub clear_package($) {
		3759	my $pkg = shift;
		3760
		3761	# expand to full symbol table name if needed
		3762	unless ($pkg =~ /^main::.*::$/) {
		3763	$pkg = "main$pkg" if $pkg =~ /^::/;
		3764	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3765	$pkg .= '::' unless $pkg =~ /::$/;
		3766	}
		3767
		3768	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3769	my $stem_symtab = *{$stem}{HASH};
		3770
		3771	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3772	or return;
		3773
		3774	# clear all symbols
		3775	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3776	for my $name (keys %$leaf_symtab) {
		3777	_gv_clear *{"$pkg$name"};
		3778	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3779	}
		3780	warn "cleared package $pkg\n";#d#
2981	}	3781	}
2982		3782
2983	sub do_reload_perl() {	3783	sub do_reload_perl() {
2984	# can/must only be called in main	3784	# can/must only be called in main
2985	if ($Coro::current != $Coro::main) {	3785	if ($Coro::current != $Coro::main) {
2986	warn "can only reload from main coroutine";	3786	warn "can only reload from main coroutine";
2987	return;	3787	return;
2988	}	3788	}
2989		3789
		3790	return if $RELOAD++;
		3791
		3792	my $t1 = AE::time;
		3793
		3794	while ($RELOAD) {
2990	warn "reloading...";	3795	warn "reloading...";
2991		3796
2992	warn "entering sync_job";	3797	warn "entering sync_job";
2993		3798
2994	cf::sync_job {	3799	cf::sync_job {
2995	cf::write_runtime; # external watchdog should not bark	3800	cf::write_runtime_sync; # external watchdog should not bark
2996	cf::emergency_save;	3801	cf::emergency_save;
2997	cf::write_runtime; # external watchdog should not bark	3802	cf::write_runtime_sync; # external watchdog should not bark
2998		3803
2999	warn "syncing database to disk";	3804	warn "syncing database to disk";
3000	BDB::db_env_txn_checkpoint $DB_ENV;	3805	BDB::db_env_txn_checkpoint $DB_ENV;
3001		3806
3002	# if anything goes wrong in here, we should simply crash as we already saved	3807	# if anything goes wrong in here, we should simply crash as we already saved
3003		3808
3004	warn "cancelling all WF_AUTOCANCEL watchers";
3005	for (Event::all_watchers) {
3006	$_->cancel if $_->data & WF_AUTOCANCEL;
3007	}
3008
3009	warn "flushing outstanding aio requests";	3809	warn "flushing outstanding aio requests";
3010	for (;;) {
3011	BDB::flush;
3012	IO::AIO::flush;
3013	Coro::cede;
3014	last unless IO::AIO::nreqs || BDB::nreqs;	3810	while (IO::AIO::nreqs || BDB::nreqs) {
3015	warn "iterate...";	3811	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3016	}
3017
3018	++$RELOAD;
3019
3020	warn "cancelling all extension coros";
3021	$_->cancel for values %EXT_CORO;
3022	%EXT_CORO = ();
3023
3024	warn "removing commands";
3025	%COMMAND = ();
3026
3027	warn "removing ext/exti commands";
3028	%EXTCMD = ();
3029	%EXTICMD = ();
3030
3031	warn "unloading/nuking all extensions";
3032	for my $pkg (@EXTS) {
3033	warn "... unloading $pkg";
3034
3035	if (my $cb = $pkg->can ("unload")) {
3036	eval {
3037	$cb->($pkg);
3038	1
3039	} or warn "$pkg unloaded, but with errors: $@";
3040	}	3812	}
3041		3813
3042	warn "... nuking $pkg";	3814	warn "cancelling all extension coros";
3043	Symbol::delete_package $pkg;	3815	$_->cancel for values %EXT_CORO;
3044	}	3816	%EXT_CORO = ();
3045		3817
3046	warn "unloading all perl modules loaded from $LIBDIR";	3818	warn "removing commands";
3047	while (my ($k, $v) = each %INC) {	3819	%COMMAND = ();
3048	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3049		3820
		3821	warn "removing ext/exti commands";
		3822	%EXTCMD = ();
		3823	%EXTICMD = ();
		3824
		3825	warn "unloading/nuking all extensions";
		3826	for my $pkg (@EXTS) {
3050	warn "... unloading $k";	3827	warn "... unloading $pkg";
3051	delete $INC{$k};
3052		3828
3053	$k =~ s/\.pm$//;
3054	$k =~ s/\//::/g;
3055
3056	if (my $cb = $k->can ("unload_module")) {	3829	if (my $cb = $pkg->can ("unload")) {
		3830	eval {
3057	$cb->();	3831	$cb->($pkg);
		3832	1
		3833	} or warn "$pkg unloaded, but with errors: $@";
		3834	}
		3835
		3836	warn "... clearing $pkg";
		3837	clear_package $pkg;
3058	}	3838	}
3059		3839
3060	Symbol::delete_package $k;	3840	warn "unloading all perl modules loaded from $LIBDIR";
		3841	while (my ($k, $v) = each %INC) {
		3842	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3843
		3844	warn "... unloading $k";
		3845	delete $INC{$k};
		3846
		3847	$k =~ s/\.pm$//;
		3848	$k =~ s/\//::/g;
		3849
		3850	if (my $cb = $k->can ("unload_module")) {
		3851	$cb->();
		3852	}
		3853
		3854	clear_package $k;
3061	}	3855	}
3062		3856
3063	warn "getting rid of safe::, as good as possible";	3857	warn "getting rid of safe::, as good as possible";
3064	Symbol::delete_package "safe::$_"	3858	clear_package "safe::$_"
3065	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3859	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3066		3860
3067	warn "unloading cf.pm \"a bit\"";	3861	warn "unloading cf.pm \"a bit\"";
3068	delete $INC{"cf.pm"};	3862	delete $INC{"cf.pm"};
3069	delete $INC{"cf/pod.pm"};	3863	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3070		3864
3071	# don't, removes xs symbols, too,	3865	# don't, removes xs symbols, too,
3072	# and global variables created in xs	3866	# and global variables created in xs
3073	#Symbol::delete_package __PACKAGE__;	3867	#clear_package __PACKAGE__;
3074		3868
3075	warn "unload completed, starting to reload now";	3869	warn "unload completed, starting to reload now";
3076		3870
3077	warn "reloading cf.pm";	3871	warn "reloading cf.pm";
3078	require cf;	3872	require cf;
3079	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3873	cf::_connect_to_perl_1;
3080		3874
3081	warn "loading config and database again";	3875	warn "loading config and database again";
3082	cf::cfg_load;	3876	cf::reload_config;
3083		3877
3084	warn "loading extensions";	3878	warn "loading extensions";
3085	cf::load_extensions;	3879	cf::load_extensions;
3086		3880
		3881	if ($REATTACH_ON_RELOAD) {
3087	warn "reattaching attachments to objects/players";	3882	warn "reattaching attachments to objects/players";
3088	_global_reattach; # objects, sockets	3883	_global_reattach; # objects, sockets
3089	warn "reattaching attachments to maps";	3884	warn "reattaching attachments to maps";
3090	reattach $_ for values %MAP;	3885	reattach $_ for values %MAP;
3091	warn "reattaching attachments to players";	3886	warn "reattaching attachments to players";
3092	reattach $_ for values %PLAYER;	3887	reattach $_ for values %PLAYER;
		3888	}
3093		3889
		3890	warn "running post_init jobs";
		3891	(pop @POST_INIT)->(1) while @POST_INIT;
		3892
3094	warn "leaving sync_job";	3893	warn "leaving sync_job";
3095		3894
3096	1	3895	1
3097	} or do {	3896	} or do {
3098	warn $@;	3897	warn $@;
3099	warn "error while reloading, exiting.";	3898	cf::cleanup "error while reloading, exiting.";
3100	exit 1;
3101	};	3899	};
3102		3900
3103	warn "reloaded";	3901	warn "reloaded";
		3902	--$RELOAD;
		3903	}
		3904
		3905	$t1 = AE::time - $t1;
		3906	warn "reload completed in ${t1}s\n";
3104	};	3907	};
3105		3908
3106	our $RELOAD_WATCHER; # used only during reload	3909	our $RELOAD_WATCHER; # used only during reload
3107		3910
3108	sub reload_perl() {	3911	sub reload_perl() {
3109	# doing reload synchronously and two reloads happen back-to-back,	3912	# doing reload synchronously and two reloads happen back-to-back,
3110	# coro crashes during coro_state_free->destroy here.	3913	# coro crashes during coro_state_free->destroy here.
3111		3914
3112	$RELOAD_WATCHER ||= Event->timer (	3915	$RELOAD_WATCHER ||= cf::async {
3113	reentrant => 0,	3916	Coro::AIO::aio_wait cache_extensions;
3114	after => 0,	3917
3115	data => WF_AUTOCANCEL,	3918	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3116	cb => sub {
3117	do_reload_perl;	3919	do_reload_perl;
3118	undef $RELOAD_WATCHER;	3920	undef $RELOAD_WATCHER;
3119	},	3921	};
3120	);	3922	};
3121	}	3923	}
3122		3924
3123	register_command "reload" => sub {	3925	register_command "reload" => sub {
3124	my ($who, $arg) = @_;	3926	my ($who, $arg) = @_;
3125		3927
3126	if ($who->flag (FLAG_WIZ)) {	3928	if ($who->flag (FLAG_WIZ)) {
3127	$who->message ("reloading server.");	3929	$who->message ("reloading server.");
		3930	async {
		3931	$Coro::current->{desc} = "perl_reload";
3128	async { reload_perl };	3932	reload_perl;
		3933	};
3129	}	3934	}
3130	};	3935	};
3131		3936
3132	unshift @INC, $LIBDIR;	3937	unshift @INC, $LIBDIR;
3133		3938
…		…
3135		3940
3136	our @WAIT_FOR_TICK;	3941	our @WAIT_FOR_TICK;
3137	our @WAIT_FOR_TICK_BEGIN;	3942	our @WAIT_FOR_TICK_BEGIN;
3138		3943
3139	sub wait_for_tick {	3944	sub wait_for_tick {
3140	return unless $TICK_WATCHER->is_active;
3141	return if $Coro::current == $Coro::main;	3945	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3142		3946
3143	my $signal = new Coro::Signal;	3947	my $signal = new Coro::Signal;
3144	push @WAIT_FOR_TICK, $signal;	3948	push @WAIT_FOR_TICK, $signal;
3145	$signal->wait;	3949	$signal->wait;
3146	}	3950	}
3147		3951
3148	sub wait_for_tick_begin {	3952	sub wait_for_tick_begin {
3149	return unless $TICK_WATCHER->is_active;
3150	return if $Coro::current == $Coro::main;	3953	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3151		3954
3152	my $signal = new Coro::Signal;	3955	my $signal = new Coro::Signal;
3153	push @WAIT_FOR_TICK_BEGIN, $signal;	3956	push @WAIT_FOR_TICK_BEGIN, $signal;
3154	$signal->wait;	3957	$signal->wait;
3155	}	3958	}
3156		3959
3157	my $min = 1e6;#d#	3960	sub tick {
3158	my $avg = 10;
3159	$TICK_WATCHER = Event->timer (
3160	reentrant => 0,
3161	parked => 1,
3162	prio => 0,
3163	at => $NEXT_TICK || $TICK,
3164	data => WF_AUTOCANCEL,
3165	cb => sub {
3166	if ($Coro::current != $Coro::main) {	3961	if ($Coro::current != $Coro::main) {
3167	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3962	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3168	unless ++$bug_warning > 10;	3963	unless ++$bug_warning > 10;
3169	return;	3964	return;
3170	}	3965	}
3171		3966
3172	$NOW = $tick_start = Event::time;
3173
3174	cf::server_tick; # one server iteration	3967	cf::server_tick; # one server iteration
3175		3968
3176	0 && sync_job {#d#	3969	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3177	for(1..10) {
3178	my $t = Event::time;
3179	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3180	or die;
3181		3970
3182	$map->width (50);	3971	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3183	$map->height (50);	3972	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3184	$map->alloc;	3973	Coro::async_pool {
3185	$map->_load_objects ("/tmp/x.map", 1);	3974	$Coro::current->{desc} = "runtime saver";
3186	my $t = Event::time - $t;	3975	write_runtime_sync
3187		3976	or warn "ERROR: unable to write runtime file: $!";
3188	#next unless $t < 0.0013;#d#
3189	if ($t < $min) {
3190	$min = $t;
3191	}
3192	$avg = $avg * 0.99 + $t * 0.01;
3193	}
3194	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3195	exit 0;
3196	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3197	};	3977	};
		3978	}
3198		3979
3199	$RUNTIME += $TICK;
3200	$NEXT_TICK += $TICK;
3201
3202	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3203	$NEXT_RUNTIME_WRITE = $NOW + 10;
3204	Coro::async_pool {
3205	write_runtime
3206	or warn "ERROR: unable to write runtime file: $!";
3207	};
3208	}
3209
3210	# my $AFTER = Event::time;
3211	# warn $AFTER - $NOW;#d#
3212
3213	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3980	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3214	$sig->send;	3981	$sig->send;
3215	}	3982	}
3216	while (my $sig = shift @WAIT_FOR_TICK) {	3983	while (my $sig = shift @WAIT_FOR_TICK) {
3217	$sig->send;	3984	$sig->send;
3218	}	3985	}
3219		3986
3220	$NOW = Event::time;	3987	$LOAD = ($NOW - $TICK_START) / $TICK;
3221
3222	# if we are delayed by four ticks or more, skip them all
3223	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3224
3225	$TICK_WATCHER->at ($NEXT_TICK);
3226	$TICK_WATCHER->start;
3227
3228	$LOAD = ($NOW - $tick_start) / $TICK;
3229	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3988	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3230		3989
3231	_post_tick;	3990	if (0) {
3232		3991	if ($NEXT_TICK) {
3233		3992	my $jitter = $TICK_START - $NEXT_TICK;
		3993	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3994	warn "jitter $JITTER\n";#d#
		3995	}
3234	},	3996	}
3235	);	3997	}
3236		3998
3237	{	3999	{
3238	BDB::max_poll_time $TICK * 0.1;	4000	# configure BDB
3239	$BDB_POLL_WATCHER = Event->io (	4001
3240	reentrant => 0,
3241	fd => BDB::poll_fileno,
3242	poll => 'r',
3243	prio => 0,
3244	data => WF_AUTOCANCEL,
3245	cb => \&BDB::poll_cb,
3246	);
3247	BDB::min_parallel 8;	4002	BDB::min_parallel 16;
3248		4003	BDB::max_poll_reqs $TICK * 0.1;
3249	BDB::set_sync_prepare {	4004	$AnyEvent::BDB::WATCHER->priority (1);
3250	my $status;
3251	my $current = $Coro::current;
3252	(
3253	sub {
3254	$status = $!;
3255	$current->ready; undef $current;
3256	},
3257	sub {
3258	Coro::schedule while defined $current;
3259	$! = $status;
3260	},
3261	)
3262	};
3263		4005
3264	unless ($DB_ENV) {	4006	unless ($DB_ENV) {
3265	$DB_ENV = BDB::db_env_create;	4007	$DB_ENV = BDB::db_env_create;
		4008	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4009	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4010	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4011	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4012	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3266		4013
3267	cf::sync_job {	4014	cf::sync_job {
3268	eval {	4015	eval {
3269	BDB::db_env_open	4016	BDB::db_env_open
3270	$DB_ENV,	4017	$DB_ENV,
…		…
3272	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4019	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3273	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4020	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3274	0666;	4021	0666;
3275		4022
3276	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4023	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3277
3278	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3279	$DB_ENV->set_lk_detect;
3280	};	4024	};
3281		4025
3282	cf::cleanup "db_env_open(db): $@" if $@;	4026	cf::cleanup "db_env_open(db): $@" if $@;
3283	};	4027	};
3284	}	4028	}
		4029
		4030	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4031	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4032	};
		4033	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4034	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4035	};
		4036	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4037	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4038	};
3285	}	4039	}
3286		4040
3287	{	4041	{
		4042	# configure IO::AIO
		4043
3288	IO::AIO::min_parallel 8;	4044	IO::AIO::min_parallel 8;
3289
3290	undef $Coro::AIO::WATCHER;
3291	IO::AIO::max_poll_time $TICK * 0.1;	4045	IO::AIO::max_poll_time $TICK * 0.1;
3292	$AIO_POLL_WATCHER = Event->io (	4046	undef $AnyEvent::AIO::WATCHER;
3293	reentrant => 0,
3294	data => WF_AUTOCANCEL,
3295	fd => IO::AIO::poll_fileno,
3296	poll => 'r',
3297	prio => 6,
3298	cb => \&IO::AIO::poll_cb,
3299	);
3300	}	4047	}
3301		4048
3302	my $_log_backtrace;	4049	my $_log_backtrace;
3303		4050
3304	sub _log_backtrace {	4051	sub _log_backtrace {
…		…
3307	$msg =~ s/\n//;	4054	$msg =~ s/\n//;
3308		4055
3309	# limit the # of concurrent backtraces	4056	# limit the # of concurrent backtraces
3310	if ($_log_backtrace < 2) {	4057	if ($_log_backtrace < 2) {
3311	++$_log_backtrace;	4058	++$_log_backtrace;
		4059	my $perl_bt = Carp::longmess $msg;
3312	async {	4060	async {
		4061	$Coro::current->{desc} = "abt $msg";
		4062
3313	my @bt = fork_call {	4063	my @bt = fork_call {
3314	@addr = map { sprintf "%x", $_ } @addr;	4064	@addr = map { sprintf "%x", $_ } @addr;
3315	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4065	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3316	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4066	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3317	or die "addr2line: $!";	4067	or die "addr2line: $!";
…		…
3325	}	4075	}
3326		4076
3327	@funcs	4077	@funcs
3328	};	4078	};
3329		4079
3330	LOG llevInfo, "[ABT] $msg\n";	4080	LOG llevInfo, "[ABT] $perl_bt\n";
		4081	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3331	LOG llevInfo, "[ABT] $_\n" for @bt;	4082	LOG llevInfo, "[ABT] $_\n" for @bt;
3332	--$_log_backtrace;	4083	--$_log_backtrace;
3333	};	4084	};
3334	} else {	4085	} else {
3335	LOG llevInfo, "[ABT] $msg\n";	4086	LOG llevInfo, "[ABT] $msg\n";
3336	LOG llevInfo, "[ABT] [suppressed]\n";	4087	LOG llevInfo, "[ABT] [suppressed]\n";
3337	}	4088	}
3338	}	4089	}
3339		4090
3340	# load additional modules	4091	# load additional modules
3341	use cf::pod;	4092	require "cf/$_.pm" for @EXTRA_MODULES;
		4093	cf::_connect_to_perl_2;
3342		4094
3343	END { cf::emergency_save }	4095	END { cf::emergency_save }
3344		4096
3345	1	4097	1
3346		4098

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