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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.312 by root, Sat Jul 21 18:01:26 2007 UTC vs.
Revision 1.513 by root, Mon Apr 12 05:22:38 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 timer.
		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	=item $coin = coin_from_name $name
464		595
465	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;	596	=cut
466	close $fh2;
467	};
468		597
469	warn $@ if $@;	598	our %coin_alias = (
470	_exit 0;	599	"silver" => "silvercoin",
471	}	600	"silvercoin" => "silvercoin",
		601	"silvercoins" => "silvercoin",
		602	"gold" => "goldcoin",
		603	"goldcoin" => "goldcoin",
		604	"goldcoins" => "goldcoin",
		605	"platinum" => "platinacoin",
		606	"platinumcoin" => "platinacoin",
		607	"platinumcoins" => "platinacoin",
		608	"platina" => "platinacoin",
		609	"platinacoin" => "platinacoin",
		610	"platinacoins" => "platinacoin",
		611	"royalty" => "royalty",
		612	"royalties" => "royalty",
		613	);
		614
		615	sub coin_from_name($) {
		616	$coin_alias{$_[0]}
		617	? cf::arch::find $coin_alias{$_[0]}
		618	: undef
472	}	619	}
473		620
474	=item $value = cf::db_get $family => $key	621	=item $value = cf::db_get $family => $key
475		622
476	Returns a single value from the environment database.	623	Returns a single value from the environment database.
…		…
478	=item cf::db_put $family => $key => $value	625	=item cf::db_put $family => $key => $value
479		626
480	Stores the given C<$value> in the family. It can currently store binary	627	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).	628	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
482		629
		630	=item $db = cf::db_table "name"
		631
		632	Create and/or open a new database table. The string must not be "db" and must be unique
		633	within each server.
		634
483	=cut	635	=cut
		636
		637	sub db_table($) {
		638	my ($name) = @_;
		639	my $db = BDB::db_create $DB_ENV;
		640
		641	eval {
		642	$db->set_flags (BDB::CHKSUM);
		643
		644	utf8::encode $name;
		645	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		646	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		647	cf::cleanup "db_open(db): $!" if $!;
		648	};
		649	cf::cleanup "db_open(db): $@" if $@;
		650
		651	$db
		652	}
484		653
485	our $DB;	654	our $DB;
486		655
487	sub db_init {	656	sub db_init {
488	unless ($DB) {
489	$DB = BDB::db_create $DB_ENV;
490
491	cf::sync_job {	657	cf::sync_job {
492	eval {	658	$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	}	659	};
502	}	660	}
503		661
504	sub db_get($$) {	662	sub db_get($$) {
505	my $key = "$_[0]/$_[1]";	663	my $key = "$_[0]/$_[1]";
506		664
…		…
556	if (1) {	714	if (1) {
557	$md5 =	715	$md5 =
558	join "\x00",	716	join "\x00",
559	$processversion,	717	$processversion,
560	map {	718	map {
561	Coro::cede;	719	cf::cede_to_tick;
562	($src->[$_], Digest::MD5::md5_hex $data[$_])	720	($src->[$_], Digest::MD5::md5_hex $data[$_])
563	} 0.. $#$src;	721	} 0.. $#$src;
564		722
565		723
566	my $dbmd5 = db_get cache => "$id/md5";	724	my $dbmd5 = db_get cache => "$id/md5";
…		…
604		762
605	#############################################################################	763	#############################################################################
606		764
607	=head2 ATTACHABLE OBJECTS	765	=head2 ATTACHABLE OBJECTS
608		766
609	Many objects in crossfire are so-called attachable objects. That means you can	767	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")	768	attach callbacks/event handlers (a collection of which is called an "attachment")
611	to it. All such attachable objects support the following methods.	769	to it. All such attachable objects support the following methods.
612		770
613	In the following description, CLASS can be any of C<global>, C<object>	771	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	772	C<player>, C<client> or C<map> (i.e. the attachable objects in
615	Crossfire TRT).	773	Deliantra).
616		774
617	=over 4	775	=over 4
618		776
619	=item $attachable->attach ($attachment, key => $value...)	777	=item $attachable->attach ($attachment, key => $value...)
620		778
…		…
664	=item cf::CLASS::attachment $name, ...	822	=item cf::CLASS::attachment $name, ...
665		823
666	Register an attachment by C<$name> through which attachable objects of the	824	Register an attachment by C<$name> through which attachable objects of the
667	given CLASS can refer to this attachment.	825	given CLASS can refer to this attachment.
668		826
669	Some classes such as crossfire maps and objects can specify attachments	827	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.	828	that are attached at load/instantiate time, thus the need for a name.
671		829
672	These calls expect any number of the following handler/hook descriptions:	830	These calls expect any number of the following handler/hook descriptions:
673		831
674	=over 4	832	=over 4
…		…
902	}	1060	}
903		1061
904	0	1062	0
905	}	1063	}
906		1064
907	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1065	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
908		1066
909	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1067	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
910		1068
911	Generate an object-specific event with the given arguments.	1069	Generate an object-specific event with the given arguments.
912		1070
…		…
918		1076
919	=cut	1077	=cut
920		1078
921	#############################################################################	1079	#############################################################################
922	# object support	1080	# object support
923	#
924		1081
		1082	sub _object_equal($$);
		1083	sub _object_equal($$) {
		1084	my ($a, $b) = @_;
		1085
		1086	return 0 unless (ref $a) eq (ref $b);
		1087
		1088	if ("HASH" eq ref $a) {
		1089	my @ka = keys %$a;
		1090	my @kb = keys %$b;
		1091
		1092	return 0 if @ka != @kb;
		1093
		1094	for (0 .. $#ka) {
		1095	return 0 unless $ka[$_] eq $kb[$_];
		1096	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1097	}
		1098
		1099	} elsif ("ARRAY" eq ref $a) {
		1100
		1101	return 0 if @$a != @$b;
		1102
		1103	for (0 .. $#$a) {
		1104	return 0 unless _object_equal $a->[$_], $b->[$_];
		1105	}
		1106
		1107	} elsif ($a ne $b) {
		1108	return 0;
		1109	}
		1110
		1111	1
		1112	}
		1113
		1114	our $SLOW_MERGES;#d#
925	sub _can_merge {	1115	sub _can_merge {
926	my ($ob1, $ob2) = @_;	1116	my ($ob1, $ob2) = @_;
927		1117
928	local $Storable::canonical = 1;	1118	++$SLOW_MERGES;#d#
929	my $fob1 = Storable::freeze $ob1;
930	my $fob2 = Storable::freeze $ob2;
931		1119
932	$fob1 eq $fob2	1120	# we do the slow way here
		1121	return _object_equal $ob1, $ob2
933	}	1122	}
934		1123
935	sub reattach {	1124	sub reattach {
936	# basically do the same as instantiate, without calling instantiate	1125	# basically do the same as instantiate, without calling instantiate
937	my ($obj) = @_;	1126	my ($obj) = @_;
938		1127
		1128	# no longer needed after getting rid of delete_package?
939	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1129	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
940		1130
941	my $registry = $obj->registry;	1131	my $registry = $obj->registry;
942		1132
943	@$registry = ();	1133	@$registry = ();
944		1134
…		…
959	cf::attachable->attach (	1149	cf::attachable->attach (
960	prio => -1000000,	1150	prio => -1000000,
961	on_instantiate => sub {	1151	on_instantiate => sub {
962	my ($obj, $data) = @_;	1152	my ($obj, $data) = @_;
963		1153
964	$data = from_json $data;	1154	$data = decode_json $data;
965		1155
966	for (@$data) {	1156	for (@$data) {
967	my ($name, $args) = @$_;	1157	my ($name, $args) = @$_;
968		1158
969	$obj->attach ($name, %{$args || {} });	1159	$obj->attach ($name, %{$args || {} });
…		…
985	sub object_freezer_save {	1175	sub object_freezer_save {
986	my ($filename, $rdata, $objs) = @_;	1176	my ($filename, $rdata, $objs) = @_;
987		1177
988	sync_job {	1178	sync_job {
989	if (length $$rdata) {	1179	if (length $$rdata) {
		1180	utf8::decode (my $decname = $filename);
990	warn sprintf "saving %s (%d,%d)\n",	1181	warn sprintf "saving %s (%d,%d)\n",
991	$filename, length $$rdata, scalar @$objs;	1182	$decname, length $$rdata, scalar @$objs;
992		1183
993	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1184	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
994	chmod SAVE_MODE, $fh;	1185	aio_chmod $fh, SAVE_MODE;
995	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1186	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
996	aio_fsync $fh if $cf::USE_FSYNC;	1187	if ($cf::USE_FSYNC) {
		1188	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;
		1189	aio_fsync $fh;
		1190	}
997	close $fh;	1191	aio_close $fh;
998		1192
999	if (@$objs) {	1193	if (@$objs) {
1000	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1194	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1001	chmod SAVE_MODE, $fh;	1195	aio_chmod $fh, SAVE_MODE;
1002	my $data = Storable::nfreeze { version => 1, objs => $objs };	1196	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1003	aio_write $fh, 0, (length $data), $data, 0;	1197	aio_write $fh, 0, (length $data), $data, 0;
1004	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	}
1005	close $fh;	1202	aio_close $fh;
1006	aio_rename "$filename.pst~", "$filename.pst";	1203	aio_rename "$filename.pst~", "$filename.pst";
1007	}	1204	}
1008	} else {	1205	} else {
1009	aio_unlink "$filename.pst";	1206	aio_unlink "$filename.pst";
1010	}	1207	}
1011		1208
1012	aio_rename "$filename~", $filename;	1209	aio_rename "$filename~", $filename;
		1210
		1211	$filename =~ s%/[^/]+$%%;
		1212	aio_pathsync $filename if $cf::USE_FSYNC;
1013	} else {	1213	} else {
1014	warn "FATAL: $filename~: $!\n";	1214	warn "unable to save objects: $filename~: $!\n";
1015	}	1215	}
1016	} else {	1216	} else {
1017	aio_unlink $filename;	1217	aio_unlink $filename;
1018	aio_unlink "$filename.pst";	1218	aio_unlink "$filename.pst";
1019	}	1219	}
1020	}	1220	};
1021	}	1221	}
1022		1222
1023	sub object_freezer_as_string {	1223	sub object_freezer_as_string {
1024	my ($rdata, $objs) = @_;	1224	my ($rdata, $objs) = @_;
1025		1225
…		…
1037	or return;	1237	or return;
1038		1238
1039	unless (aio_stat "$filename.pst") {	1239	unless (aio_stat "$filename.pst") {
1040	(aio_load "$filename.pst", $av) >= 0	1240	(aio_load "$filename.pst", $av) >= 0
1041	or return;	1241	or return;
		1242
1042	$av = eval { (Storable::thaw $av)->{objs} };	1243	my $st = eval { Coro::Storable::thaw $av };
		1244	$av = $st->{objs};
1043	}	1245	}
1044		1246
		1247	utf8::decode (my $decname = $filename);
1045	warn sprintf "loading %s (%d)\n",	1248	warn sprintf "loading %s (%d,%d)\n",
1046	$filename, length $data, scalar @{$av || []};	1249	$decname, length $data, scalar @{$av || []};
		1250
1047	return ($data, $av);	1251	($data, $av)
1048	}	1252	}
1049		1253
1050	=head2 COMMAND CALLBACKS	1254	=head2 COMMAND CALLBACKS
1051		1255
1052	=over 4	1256	=over 4
…		…
1106	my ($name, $cb) = @_;	1310	my ($name, $cb) = @_;
1107		1311
1108	$EXTICMD{$name} = $cb;	1312	$EXTICMD{$name} = $cb;
1109	}	1313	}
1110		1314
		1315	use File::Glob ();
		1316
1111	cf::player->attach (	1317	cf::player->attach (
1112	on_command => sub {	1318	on_unknown_command => sub {
1113	my ($pl, $name, $params) = @_;	1319	my ($pl, $name, $params) = @_;
1114		1320
1115	my $cb = $COMMAND{$name}	1321	my $cb = $COMMAND{$name}
1116	or return;	1322	or return;
1117		1323
…		…
1125	my ($pl, $buf) = @_;	1331	my ($pl, $buf) = @_;
1126		1332
1127	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1333	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1128		1334
1129	if (ref $msg) {	1335	if (ref $msg) {
		1336	my ($type, $reply, @payload) =
		1337	"ARRAY" eq ref $msg
		1338	? @$msg
		1339	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1340
		1341	my @reply;
		1342
1130	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1343	if (my $cb = $EXTCMD{$type}) {
1131	if (my %reply = $cb->($pl, $msg)) {	1344	@reply = $cb->($pl, @payload);
1132	$pl->ext_reply ($msg->{msgid}, %reply);
1133	}
1134	}	1345	}
		1346
		1347	$pl->ext_reply ($reply, @reply)
		1348	if $reply;
		1349
1135	} else {	1350	} else {
1136	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1351	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1137	}	1352	}
1138		1353
1139	cf::override;	1354	cf::override;
1140	},	1355	},
1141	);	1356	);
		1357
		1358	# "readahead" all extensions
		1359	sub cache_extensions {
		1360	my $grp = IO::AIO::aio_group;
		1361
		1362	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1363	for (grep /\.ext$/, @{$_[0]}) {
		1364	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1365	}
		1366	};
		1367
		1368	$grp
		1369	}
1142		1370
1143	sub load_extensions {	1371	sub load_extensions {
1144	cf::sync_job {	1372	cf::sync_job {
1145	my %todo;	1373	my %todo;
1146		1374
…		…
1166		1394
1167	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1395	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1168	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1396	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1169		1397
1170	$ext{source} =	1398	$ext{source} =
1171	"package $pkg; use strict; use utf8;\n"	1399	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1172	. "#line 1 \"$path\"\n{\n"	1400	. "#line 1 \"$path\"\n{\n"
1173	. $source	1401	. $source
1174	. "\n};\n1";	1402	. "\n};\n1";
1175		1403
1176	$todo{$base} = \%ext;	1404	$todo{$base} = \%ext;
1177	}	1405	}
1178		1406
		1407	my $pass = 0;
1179	my %done;	1408	my %done;
1180	while (%todo) {	1409	while (%todo) {
1181	my $progress;	1410	my $progress;
1182		1411
		1412	++$pass;
		1413
		1414	ext:
1183	while (my ($k, $v) = each %todo) {	1415	while (my ($k, $v) = each %todo) {
1184	for (split /,\s*/, $v->{meta}{depends}) {	1416	for (split /,\s*/, $v->{meta}{depends}) {
1185	goto skip	1417	next ext
1186	unless exists $done{$_};	1418	unless exists $done{$_};
1187	}	1419	}
1188		1420
1189	warn "... loading '$k' into '$v->{pkg}'\n";	1421	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1190		1422
1191	unless (eval $v->{source}) {	1423	my $active = eval $v->{source};
		1424
		1425	if (length $@) {
1192	my $msg = $@ ? "$v->{path}: $@\n"	1426	warn "$v->{path}: $@\n";
1193	: "$v->{base}: extension inactive.\n";
1194		1427
		1428	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1195	if (exists $v->{meta}{mandatory}) {	1429	if exists $v->{meta}{mandatory};
1196	warn $msg;	1430	} else {
1197	warn "mandatory extension failed to load, exiting.\n";	1431	$done{$k} = delete $todo{$k};
1198	exit 1;	1432	push @EXTS, $v->{pkg};
1199	}	1433	$progress = 1;
1200		1434
1201	warn $msg;	1435	warn "$v->{base}: extension inactive.\n"
		1436	unless $active;
1202	}	1437	}
1203
1204	$done{$k} = delete $todo{$k};
1205	push @EXTS, $v->{pkg};
1206	$progress = 1;
1207	}	1438	}
1208		1439
1209	skip:	1440	unless ($progress) {
1210	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1441	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1211	unless $progress;	1442
		1443	while (my ($k, $v) = each %todo) {
		1444	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1445	if exists $v->{meta}{mandatory};
		1446	}
		1447	}
1212	}	1448	}
1213	};	1449	};
1214	}	1450	}
1215		1451
1216	#############################################################################	1452	#############################################################################
1217		1453
1218	=back	1454	=back
1219		1455
1220	=head2 CORE EXTENSIONS	1456	=head2 CORE EXTENSIONS
1221		1457
1222	Functions and methods that extend core crossfire objects.	1458	Functions and methods that extend core deliantra objects.
1223		1459
1224	=cut	1460	=cut
1225		1461
1226	package cf::player;	1462	package cf::player;
1227		1463
1228	use Coro::AIO;	1464	use Coro::AIO;
1229		1465
1230	=head3 cf::player	1466	=head3 cf::player
1231		1467
1232	=over 4	1468	=over 4
		1469
		1470	=item cf::player::num_playing
		1471
		1472	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1473
		1474	=cut
		1475
		1476	sub num_playing {
		1477	scalar grep
		1478	$_->ob->map
		1479	&& !$_->hidden
		1480	&& !$_->ob->flag (cf::FLAG_WIZ),
		1481	cf::player::list
		1482	}
1233		1483
1234	=item cf::player::find $login	1484	=item cf::player::find $login
1235		1485
1236	Returns the given player object, loading it if necessary (might block).	1486	Returns the given player object, loading it if necessary (might block).
1237		1487
…		…
1256		1506
1257	sub exists($) {	1507	sub exists($) {
1258	my ($login) = @_;	1508	my ($login) = @_;
1259		1509
1260	$cf::PLAYER{$login}	1510	$cf::PLAYER{$login}
1261	or cf::sync_job { !aio_stat path $login }	1511	or !aio_stat path $login
1262	}	1512	}
1263		1513
1264	sub find($) {	1514	sub find($) {
1265	return $cf::PLAYER{$_[0]} || do {	1515	return $cf::PLAYER{$_[0]} || do {
1266	my $login = $_[0];	1516	my $login = $_[0];
…		…
1273	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1523	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1274	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1524	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1275	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1525	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1276	aio_unlink +(playerdir $login) . "/$login.pl";	1526	aio_unlink +(playerdir $login) . "/$login.pl";
1277		1527
1278	my $pl = load_pl path $login	1528	my $f = new_from_file cf::object::thawer path $login
1279	or return;	1529	or return;
		1530
		1531	my $pl = cf::player::load_pl $f
		1532	or return;
		1533
		1534	local $cf::PLAYER_LOADING{$login} = $pl;
		1535	$f->resolve_delayed_derefs;
1280	$cf::PLAYER{$login} = $pl	1536	$cf::PLAYER{$login} = $pl
1281	}	1537	}
1282	}	1538	}
1283	}	1539	}
		1540
		1541	cf::player->attach (
		1542	on_load => sub {
		1543	my ($pl, $path) = @_;
		1544
		1545	# restore slots saved in save, below
		1546	my $slots = delete $pl->{_slots};
		1547
		1548	$pl->ob->current_weapon ($slots->[0]);
		1549	$pl->combat_ob ($slots->[1]);
		1550	$pl->ranged_ob ($slots->[2]);
		1551	},
		1552	);
1284		1553
1285	sub save($) {	1554	sub save($) {
1286	my ($pl) = @_;	1555	my ($pl) = @_;
1287		1556
1288	return if $pl->{deny_save};	1557	return if $pl->{deny_save};
…		…
1293	return if $pl->{deny_save};	1562	return if $pl->{deny_save};
1294		1563
1295	aio_mkdir playerdir $pl, 0770;	1564	aio_mkdir playerdir $pl, 0770;
1296	$pl->{last_save} = $cf::RUNTIME;	1565	$pl->{last_save} = $cf::RUNTIME;
1297		1566
		1567	cf::get_slot 0.01;
		1568
		1569	# save slots, to be restored later
		1570	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
		1571
1298	$pl->save_pl ($path);	1572	$pl->save_pl ($path);
1299	Coro::cede;	1573	cf::cede_to_tick;
1300	}	1574	}
1301		1575
1302	sub new($) {	1576	sub new($) {
1303	my ($login) = @_;	1577	my ($login) = @_;
1304		1578
…		…
1310	$cf::PLAYER{$login} = $self;	1584	$cf::PLAYER{$login} = $self;
1311		1585
1312	$self	1586	$self
1313	}	1587	}
1314		1588
		1589	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1590
		1591	=cut
		1592
		1593	sub send_msg {
		1594	my $ns = shift->ns
		1595	or return;
		1596	$ns->send_msg (@_);
		1597	}
		1598
1315	=item $pl->quit_character	1599	=item $pl->quit_character
1316		1600
1317	Nukes the player without looking back. If logged in, the connection will	1601	Nukes the player without looking back. If logged in, the connection will
1318	be destroyed. May block for a long time.	1602	be destroyed. May block for a long time.
1319		1603
…		…
1323	my ($pl) = @_;	1607	my ($pl) = @_;
1324		1608
1325	my $name = $pl->ob->name;	1609	my $name = $pl->ob->name;
1326		1610
1327	$pl->{deny_save} = 1;	1611	$pl->{deny_save} = 1;
1328	$pl->password ("*"); # this should lock out the player until we nuked the dir	1612	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1329		1613
1330	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1614	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1331	$pl->deactivate;	1615	$pl->deactivate;
		1616	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1617	$pl->ob->check_score;
1332	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1618	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1333	$pl->ns->destroy if $pl->ns;	1619	$pl->ns->destroy if $pl->ns;
1334		1620
1335	my $path = playerdir $pl;	1621	my $path = playerdir $pl;
1336	my $temp = "$path~$cf::RUNTIME~deleting~";	1622	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1372	or return [];	1658	or return [];
1373		1659
1374	my @logins;	1660	my @logins;
1375		1661
1376	for my $login (@$dirs) {	1662	for my $login (@$dirs) {
		1663	my $path = path $login;
		1664
		1665	# a .pst is a dead give-away for a valid player
		1666	# if no pst file found, open and chekc for blocked users
		1667	if (aio_stat "$path.pst") {
1377	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1668	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1378	aio_read $fh, 0, 512, my $buf, 0 or next;	1669	aio_read $fh, 0, 512, my $buf, 0 or next;
1379	$buf !~ /^password -------------$/m or next; # official not-valid tag	1670	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1671	}
1380		1672
1381	utf8::decode $login;	1673	utf8::decode $login;
1382	push @logins, $login;	1674	push @logins, $login;
1383	}	1675	}
1384		1676
…		…
1411	}	1703	}
1412		1704
1413	\@paths	1705	\@paths
1414	}	1706	}
1415		1707
1416	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1708	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1417		1709
1418	Expand crossfire pod fragments into protocol xml.	1710	Expand deliantra pod fragments into protocol xml.
1419		1711
1420	=cut
1421
1422	sub expand_cfpod {
1423	((my $self), (local $_)) = @_;
1424
1425	# escape & and <
1426	s/&/&amp;/g;
1427	s/(?<![BIUGH])</&lt;/g;
1428
1429	# this is buggy, it needs to properly take care of nested <'s
1430
1431	1 while
1432	# replace B<>, I<>, U<> etc.
1433	s/B<([^\>]*)>/<b>$1<\/b>/
1434	|| s/I<([^\>]*)>/<i>$1<\/i>/
1435	|| s/U<([^\>]*)>/<u>$1<\/u>/
1436	# replace G<male|female> tags
1437	|| s{G<([^>|]*)\|([^>]*)>}{
1438	$self->gender ? $2 : $1
1439	}ge
1440	# replace H<hint text>
1441	|| s{H<([^\>]*)>}
1442	{
1443	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1444	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1445	"")
1446	[$self->{hintmode}]
1447	}ge;
1448
1449	# create single paragraphs (very hackish)
1450	s/(?<=\S)\n(?=\w)/ /g;
1451
1452	# compress some whitespace
1453	s/\s+\n/\n/g; # ws line-ends
1454	s/\n\n+/\n/g; # double lines
1455	s/^\n+//; # beginning lines
1456	s/\n+$//; # ending lines
1457
1458	$_
1459	}
1460
1461	sub hintmode {
1462	$_[0]{hintmode} = $_[1] if @_ > 1;
1463	$_[0]{hintmode}
1464	}
1465
1466	=item $player->ext_reply ($msgid, %msg)	1712	=item $player->ext_reply ($msgid, @msg)
1467		1713
1468	Sends an ext reply to the player.	1714	Sends an ext reply to the player.
1469		1715
1470	=cut	1716	=cut
1471		1717
1472	sub ext_reply($$%) {	1718	sub ext_reply($$@) {
1473	my ($self, $id, %msg) = @_;	1719	my ($self, $id, @msg) = @_;
1474		1720
1475	$msg{msgid} = $id;	1721	$self->ns->ext_reply ($id, @msg)
1476	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1477	}	1722	}
1478		1723
1479	=item $player->ext_event ($type, %msg)	1724	=item $player->ext_msg ($type, @msg)
1480		1725
1481	Sends an ext event to the client.	1726	Sends an ext event to the client.
1482		1727
1483	=cut	1728	=cut
1484		1729
1485	sub ext_event($$%) {	1730	sub ext_msg($$@) {
1486	my ($self, $type, %msg) = @_;	1731	my ($self, $type, @msg) = @_;
1487		1732
1488	$self->ns->ext_event ($type, %msg);	1733	$self->ns->ext_msg ($type, @msg);
1489	}	1734	}
1490		1735
1491	=head3 cf::region	1736	=head3 cf::region
1492		1737
1493	=over 4	1738	=over 4
…		…
1537	our $MAX_RESET = 3600;	1782	our $MAX_RESET = 3600;
1538	our $DEFAULT_RESET = 3000;	1783	our $DEFAULT_RESET = 3000;
1539		1784
1540	sub generate_random_map {	1785	sub generate_random_map {
1541	my ($self, $rmp) = @_;	1786	my ($self, $rmp) = @_;
		1787
		1788	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1789
1542	# mit "rum" bekleckern, nicht	1790	# mit "rum" bekleckern, nicht
1543	$self->_create_random_map (	1791	$self->_create_random_map (
1544	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1792	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1545	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1793	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1546	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1794	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1547	$rmp->{exit_on_final_map},	1795	$rmp->{exit_on_final_map},
1548	$rmp->{xsize}, $rmp->{ysize},	1796	$rmp->{xsize}, $rmp->{ysize},
1549	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1797	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1550	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1798	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1668		1916
1669	# the temporary/swap location	1917	# the temporary/swap location
1670	sub save_path {	1918	sub save_path {
1671	my ($self) = @_;	1919	my ($self) = @_;
1672		1920
1673	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1921	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1674	"$TMPDIR/$path.map"	1922	"$TMPDIR/$path.map"
1675	}	1923	}
1676		1924
1677	# the unique path, undef == no special unique path	1925	# the unique path, undef == no special unique path
1678	sub uniq_path {	1926	sub uniq_path {
1679	my ($self) = @_;	1927	my ($self) = @_;
1680		1928
1681	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1929	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1682	"$UNIQUEDIR/$path"	1930	"$UNIQUEDIR/$path"
1683	}
1684
1685	# and all this just because we cannot iterate over
1686	# all maps in C++...
1687	sub change_all_map_light {
1688	my ($change) = @_;
1689
1690	$_->change_map_light ($change)
1691	for grep $_->outdoor, values %cf::MAP;
1692	}	1931	}
1693		1932
1694	sub decay_objects {	1933	sub decay_objects {
1695	my ($self) = @_;	1934	my ($self) = @_;
1696		1935
…		…
1709		1948
1710	sub load_header_from($) {	1949	sub load_header_from($) {
1711	my ($self, $path) = @_;	1950	my ($self, $path) = @_;
1712		1951
1713	utf8::encode $path;	1952	utf8::encode $path;
1714	#aio_open $path, O_RDONLY, 0	1953	my $f = new_from_file cf::object::thawer $path
1715	# or return;
1716
1717	$self->_load_header ($path)
1718	or return;	1954	or return;
		1955
		1956	$self->_load_header ($f)
		1957	or return;
		1958
		1959	local $MAP_LOADING{$self->{path}} = $self;
		1960	$f->resolve_delayed_derefs;
1719		1961
1720	$self->{load_path} = $path;	1962	$self->{load_path} = $path;
1721		1963
1722	1	1964	1
1723	}	1965	}
…		…
1777	sub find {	2019	sub find {
1778	my ($path, $origin) = @_;	2020	my ($path, $origin) = @_;
1779		2021
1780	$path = normalise $path, $origin && $origin->path;	2022	$path = normalise $path, $origin && $origin->path;
1781		2023
		2024	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1782	cf::lock_wait "map_find:$path";	2025	my $guard2 = cf::lock_acquire "map_find:$path";
1783		2026
1784	$cf::MAP{$path} || do {	2027	$cf::MAP{$path} || do {
1785	my $guard = cf::lock_acquire "map_find:$path";
1786	my $map = new_from_path cf::map $path	2028	my $map = new_from_path cf::map $path
1787	or return;	2029	or return;
1788		2030
1789	$map->{last_save} = $cf::RUNTIME;	2031	$map->{last_save} = $cf::RUNTIME;
1790		2032
…		…
1792	or return;	2034	or return;
1793		2035
1794	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2036	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1795	# doing this can freeze the server in a sync job, obviously	2037	# doing this can freeze the server in a sync job, obviously
1796	#$cf::WAIT_FOR_TICK->wait;	2038	#$cf::WAIT_FOR_TICK->wait;
		2039	undef $guard2;
		2040	undef $guard1;
1797	$map->reset;	2041	$map->reset;
1798	undef $guard;
1799	return find $path;	2042	return find $path;
1800	}	2043	}
1801		2044
1802	$cf::MAP{$path} = $map	2045	$cf::MAP{$path} = $map
1803	}	2046	}
1804	}	2047	}
1805		2048
1806	sub pre_load { }	2049	sub pre_load { }
1807	sub post_load { }	2050	#sub post_load { } # XS
1808		2051
1809	sub load {	2052	sub load {
1810	my ($self) = @_;	2053	my ($self) = @_;
1811		2054
1812	local $self->{deny_reset} = 1; # loading can take a long time	2055	local $self->{deny_reset} = 1; # loading can take a long time
1813		2056
1814	my $path = $self->{path};	2057	my $path = $self->{path};
1815		2058
1816	{	2059	{
1817	my $guard = cf::lock_acquire "map_load:$path";	2060	my $guard = cf::lock_acquire "map_data:$path";
1818		2061
		2062	return unless $self->valid;
1819	return if $self->in_memory != cf::MAP_SWAPPED;	2063	return unless $self->in_memory == cf::MAP_SWAPPED;
1820		2064
1821	$self->in_memory (cf::MAP_LOADING);	2065	$self->in_memory (cf::MAP_LOADING);
1822		2066
1823	$self->alloc;	2067	$self->alloc;
1824		2068
1825	$self->pre_load;	2069	$self->pre_load;
1826	Coro::cede;	2070	cf::cede_to_tick;
1827		2071
		2072	my $f = new_from_file cf::object::thawer $self->{load_path};
		2073	$f->skip_block;
1828	$self->_load_objects ($self->{load_path}, 1)	2074	$self->_load_objects ($f)
1829	or return;	2075	or return;
1830		2076
1831	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2077	$self->post_load_original
1832	if delete $self->{load_original};	2078	if delete $self->{load_original};
1833		2079
1834	if (my $uniq = $self->uniq_path) {	2080	if (my $uniq = $self->uniq_path) {
1835	utf8::encode $uniq;	2081	utf8::encode $uniq;
1836	if (aio_open $uniq, O_RDONLY, 0) {	2082	unless (aio_stat $uniq) {
		2083	if (my $f = new_from_file cf::object::thawer $uniq) {
1837	$self->clear_unique_items;	2084	$self->clear_unique_items;
1838	$self->_load_objects ($uniq, 0);	2085	$self->_load_objects ($f);
		2086	$f->resolve_delayed_derefs;
		2087	}
1839	}	2088	}
1840	}	2089	}
1841		2090
1842	Coro::cede;	2091	$f->resolve_delayed_derefs;
		2092
		2093	cf::cede_to_tick;
1843	# now do the right thing for maps	2094	# now do the right thing for maps
1844	$self->link_multipart_objects;	2095	$self->link_multipart_objects;
1845	$self->difficulty ($self->estimate_difficulty)	2096	$self->difficulty ($self->estimate_difficulty)
1846	unless $self->difficulty;	2097	unless $self->difficulty;
1847	Coro::cede;	2098	cf::cede_to_tick;
1848		2099
1849	unless ($self->{deny_activate}) {	2100	unless ($self->{deny_activate}) {
1850	$self->decay_objects;	2101	$self->decay_objects;
1851	$self->fix_auto_apply;	2102	$self->fix_auto_apply;
1852	$self->update_buttons;	2103	$self->update_buttons;
1853	Coro::cede;	2104	cf::cede_to_tick;
1854	$self->set_darkness_map;
1855	Coro::cede;
1856	$self->activate;	2105	$self->activate;
1857	}	2106	}
1858		2107
		2108	$self->{last_save} = $cf::RUNTIME;
		2109	$self->last_access ($cf::RUNTIME);
		2110
1859	$self->in_memory (cf::MAP_IN_MEMORY);	2111	$self->in_memory (cf::MAP_ACTIVE);
1860	}	2112	}
1861		2113
1862	$self->post_load;	2114	$self->post_load;
1863	}	2115	}
1864		2116
		2117	# customize the map for a given player, i.e.
		2118	# return the _real_ map. used by e.g. per-player
		2119	# maps to change the path to ~playername/mappath
1865	sub customise_for {	2120	sub customise_for {
1866	my ($self, $ob) = @_;	2121	my ($self, $ob) = @_;
1867		2122
1868	return find "~" . $ob->name . "/" . $self->{path}	2123	return find "~" . $ob->name . "/" . $self->{path}
1869	if $self->per_player;	2124	if $self->per_player;
…		…
1873		2128
1874	$self	2129	$self
1875	}	2130	}
1876		2131
1877	# find and load all maps in the 3x3 area around a map	2132	# find and load all maps in the 3x3 area around a map
1878	sub load_diag {	2133	sub load_neighbours {
1879	my ($map) = @_;	2134	my ($map) = @_;
1880		2135
1881	my @diag; # diagonal neighbours	2136	my @neigh; # diagonal neighbours
1882		2137
1883	for (0 .. 3) {	2138	for (0 .. 3) {
1884	my $neigh = $map->tile_path ($_)	2139	my $neigh = $map->tile_path ($_)
1885	or next;	2140	or next;
1886	$neigh = find $neigh, $map	2141	$neigh = find $neigh, $map
1887	or next;	2142	or next;
1888	$neigh->load;	2143	$neigh->load;
1889		2144
		2145	push @neigh,
1890	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2146	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1891	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2147	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1892	}	2148	}
1893		2149
1894	for (@diag) {	2150	for (grep defined $_->[0], @neigh) {
		2151	my ($path, $origin) = @$_;
1895	my $neigh = find @$_	2152	my $neigh = find $path, $origin
1896	or next;	2153	or next;
1897	$neigh->load;	2154	$neigh->load;
1898	}	2155	}
1899	}	2156	}
1900		2157
…		…
1905	}	2162	}
1906		2163
1907	sub do_load_sync {	2164	sub do_load_sync {
1908	my ($map) = @_;	2165	my ($map) = @_;
1909		2166
		2167	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2168	if $Coro::current == $Coro::main;
		2169
1910	cf::sync_job { $map->load };	2170	cf::sync_job { $map->load };
1911	}	2171	}
1912		2172
1913	our %MAP_PREFETCH;	2173	our %MAP_PREFETCH;
1914	our $MAP_PREFETCHER = undef;	2174	our $MAP_PREFETCHER = undef;
1915		2175
1916	sub find_async {	2176	sub find_async {
1917	my ($path, $origin) = @_;	2177	my ($path, $origin, $load) = @_;
1918		2178
1919	$path = normalise $path, $origin && $origin->{path};	2179	$path = normalise $path, $origin && $origin->{path};
1920		2180
1921	if (my $map = $cf::MAP{$path}) {	2181	if (my $map = $cf::MAP{$path}) {
1922	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2182	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1923	}	2183	}
1924		2184
1925	undef $MAP_PREFETCH{$path};	2185	$MAP_PREFETCH{$path} |= $load;
		2186
1926	$MAP_PREFETCHER ||= cf::async {	2187	$MAP_PREFETCHER ||= cf::async {
		2188	$Coro::current->{desc} = "map prefetcher";
		2189
1927	while (%MAP_PREFETCH) {	2190	while (%MAP_PREFETCH) {
1928	for my $path (keys %MAP_PREFETCH) {	2191	while (my ($k, $v) = each %MAP_PREFETCH) {
1929	if (my $map = find $path) {	2192	if (my $map = find $k) {
1930	$map->load;	2193	$map->load if $v;
1931	}	2194	}
1932		2195
1933	delete $MAP_PREFETCH{$path};	2196	delete $MAP_PREFETCH{$k};
1934	}	2197	}
1935	}	2198	}
1936	undef $MAP_PREFETCHER;	2199	undef $MAP_PREFETCHER;
1937	};	2200	};
1938	$MAP_PREFETCHER->prio (6);	2201	$MAP_PREFETCHER->prio (6);
…		…
1941	}	2204	}
1942		2205
1943	sub save {	2206	sub save {
1944	my ($self) = @_;	2207	my ($self) = @_;
1945		2208
1946	my $lock = cf::lock_acquire "map_data:" . $self->path;	2209	my $lock = cf::lock_acquire "map_data:$self->{path}";
1947		2210
1948	$self->{last_save} = $cf::RUNTIME;	2211	$self->{last_save} = $cf::RUNTIME;
1949		2212
1950	return unless $self->dirty;	2213	return unless $self->dirty;
1951		2214
…		…
1957	return if $self->{deny_save};	2220	return if $self->{deny_save};
1958		2221
1959	local $self->{last_access} = $self->last_access;#d#	2222	local $self->{last_access} = $self->last_access;#d#
1960		2223
1961	cf::async {	2224	cf::async {
		2225	$Coro::current->{desc} = "map player save";
1962	$_->contr->save for $self->players;	2226	$_->contr->save for $self->players;
1963	};	2227	};
		2228
		2229	cf::get_slot 0.02;
1964		2230
1965	if ($uniq) {	2231	if ($uniq) {
1966	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2232	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1967	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2233	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1968	} else {	2234	} else {
…		…
1974	my ($self) = @_;	2240	my ($self) = @_;
1975		2241
1976	# save first because save cedes	2242	# save first because save cedes
1977	$self->save;	2243	$self->save;
1978		2244
1979	my $lock = cf::lock_acquire "map_data:" . $self->path;	2245	my $lock = cf::lock_acquire "map_data:$self->{path}";
1980		2246
1981	return if $self->players;	2247	return if $self->players;
1982	return if $self->in_memory != cf::MAP_IN_MEMORY;	2248	return if $self->in_memory != cf::MAP_ACTIVE;
1983	return if $self->{deny_save};	2249	return if $self->{deny_save};
1984		2250
		2251	$self->in_memory (cf::MAP_SWAPPED);
		2252
		2253	$self->deactivate;
		2254	$_->clear_links_to ($self) for values %cf::MAP;
1985	$self->clear;	2255	$self->clear;
1986	$self->in_memory (cf::MAP_SWAPPED);
1987	}	2256	}
1988		2257
1989	sub reset_at {	2258	sub reset_at {
1990	my ($self) = @_;	2259	my ($self) = @_;
1991		2260
…		…
2009		2278
2010	my $lock = cf::lock_acquire "map_data:$self->{path}";	2279	my $lock = cf::lock_acquire "map_data:$self->{path}";
2011		2280
2012	return if $self->players;	2281	return if $self->players;
2013		2282
2014	warn "resetting map ", $self->path;	2283	warn "resetting map ", $self->path, "\n";
2015		2284
2016	$self->in_memory (cf::MAP_SWAPPED);	2285	$self->in_memory (cf::MAP_SWAPPED);
2017		2286
2018	# need to save uniques path	2287	# need to save uniques path
2019	unless ($self->{deny_save}) {	2288	unless ($self->{deny_save}) {
…		…
2023	if $uniq;	2292	if $uniq;
2024	}	2293	}
2025		2294
2026	delete $cf::MAP{$self->path};	2295	delete $cf::MAP{$self->path};
2027		2296
		2297	$self->deactivate;
		2298	$_->clear_links_to ($self) for values %cf::MAP;
2028	$self->clear;	2299	$self->clear;
2029
2030	$_->clear_links_to ($self) for values %cf::MAP;
2031		2300
2032	$self->unlink_save;	2301	$self->unlink_save;
2033	$self->destroy;	2302	$self->destroy;
2034	}	2303	}
2035		2304
2036	my $nuke_counter = "aaaa";	2305	my $nuke_counter = "aaaa";
2037		2306
2038	sub nuke {	2307	sub nuke {
2039	my ($self) = @_;	2308	my ($self) = @_;
2040		2309
		2310	{
		2311	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2312
2041	delete $cf::MAP{$self->path};	2313	delete $cf::MAP{$self->path};
2042		2314
2043	$self->unlink_save;	2315	$self->unlink_save;
2044		2316
2045	bless $self, "cf::map";	2317	bless $self, "cf::map";
2046	delete $self->{deny_reset};	2318	delete $self->{deny_reset};
2047	$self->{deny_save} = 1;	2319	$self->{deny_save} = 1;
2048	$self->reset_timeout (1);	2320	$self->reset_timeout (1);
2049	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2321	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2050		2322
2051	$cf::MAP{$self->path} = $self;	2323	$cf::MAP{$self->path} = $self;
		2324	}
2052		2325
2053	$self->reset; # polite request, might not happen	2326	$self->reset; # polite request, might not happen
2054	}	2327	}
2055		2328
2056	=item $maps = cf::map::tmp_maps	2329	=item $maps = cf::map::tmp_maps
…		…
2098		2371
2099	sub unique_maps() {	2372	sub unique_maps() {
2100	[	2373	[
2101	map {	2374	map {
2102	utf8::decode $_;	2375	utf8::decode $_;
2103	/\.map$/	2376	s/\.map$//; # TODO future compatibility hack
		2377	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2378	? ()
2104	? normalise $_	2379	: normalise $_
2105	: ()
2106	} @{ aio_readdir $UNIQUEDIR or [] }	2380	} @{ aio_readdir $UNIQUEDIR or [] }
2107	]	2381	]
2108	}	2382	}
2109		2383
2110	package cf;	2384	=item cf::map::static_maps
		2385
		2386	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2387	file in the shared directory excluding F</styles> and F</editor>). May
		2388	block.
		2389
		2390	=cut
		2391
		2392	sub static_maps() {
		2393	my @dirs = "";
		2394	my @maps;
		2395
		2396	while (@dirs) {
		2397	my $dir = shift @dirs;
		2398
		2399	next if $dir eq "/styles" || $dir eq "/editor";
		2400
		2401	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2402	or return;
		2403
		2404	for (@$files) {
		2405	s/\.map$// or next;
		2406	utf8::decode $_;
		2407	push @maps, "$dir/$_";
		2408	}
		2409
		2410	push @dirs, map "$dir/$_", @$dirs;
		2411	}
		2412
		2413	\@maps
		2414	}
2111		2415
2112	=back	2416	=back
2113		2417
2114	=head3 cf::object	2418	=head3 cf::object
2115		2419
…		…
2119		2423
2120	=over 4	2424	=over 4
2121		2425
2122	=item $ob->inv_recursive	2426	=item $ob->inv_recursive
2123		2427
2124	Returns the inventory of the object _and_ their inventories, recursively.	2428	Returns the inventory of the object I<and> their inventories, recursively,
		2429	but I<not> the object itself.
2125		2430
2126	=cut	2431	=cut
2127		2432
2128	sub inv_recursive_;	2433	sub inv_recursive_;
2129	sub inv_recursive_ {	2434	sub inv_recursive_ {
…		…
2132		2437
2133	sub inv_recursive {	2438	sub inv_recursive {
2134	inv_recursive_ inv $_[0]	2439	inv_recursive_ inv $_[0]
2135	}	2440	}
2136		2441
		2442	=item $ref = $ob->ref
		2443
		2444	Creates and returns a persistent reference to an object that can be stored as a string.
		2445
		2446	=item $ob = cf::object::deref ($refstring)
		2447
		2448	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2449	even if the object actually exists. May block.
		2450
		2451	=cut
		2452
		2453	sub deref {
		2454	my ($ref) = @_;
		2455
		2456	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2457	my ($uuid, $name) = ($1, $2);
		2458	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2459	or return;
		2460	$pl->ob->uuid eq $uuid
		2461	or return;
		2462
		2463	$pl->ob
		2464	} else {
		2465	warn "$ref: cannot resolve object reference\n";
		2466	undef
		2467	}
		2468	}
		2469
2137	package cf;	2470	package cf;
2138		2471
2139	=back	2472	=back
2140		2473
2141	=head3 cf::object::player	2474	=head3 cf::object::player
…		…
2147	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2480	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2148	can be C<undef>. Does the right thing when the player is currently in a	2481	can be C<undef>. Does the right thing when the player is currently in a
2149	dialogue with the given NPC character.	2482	dialogue with the given NPC character.
2150		2483
2151	=cut	2484	=cut
		2485
		2486	our $SAY_CHANNEL = {
		2487	id => "say",
		2488	title => "Map",
		2489	reply => "say ",
		2490	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2491	};
		2492
		2493	our $CHAT_CHANNEL = {
		2494	id => "chat",
		2495	title => "Chat",
		2496	reply => "chat ",
		2497	tooltip => "Player chat and shouts, global to the server.",
		2498	};
2152		2499
2153	# rough implementation of a future "reply" method that works	2500	# rough implementation of a future "reply" method that works
2154	# with dialog boxes.	2501	# with dialog boxes.
2155	#TODO: the first argument must go, split into a $npc->reply_to ( method	2502	#TODO: the first argument must go, split into a $npc->reply_to ( method
2156	sub cf::object::player::reply($$$;$) {	2503	sub cf::object::player::reply($$$;$) {
…		…
2163		2510
2164	} else {	2511	} else {
2165	my $pl = $self->contr;	2512	my $pl = $self->contr;
2166		2513
2167	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2514	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2168	my $diag = $pl->{npc_dialog};	2515	my $dialog = $pl->{npc_dialog};
2169	$diag->{pl}->ext_reply (	2516	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2170	$diag->{id},
2171	msgtype => "reply",
2172	msg => $diag->{pl}->expand_cfpod ($msg),
2173	add_topics => []
2174	);
2175		2517
2176	} else {	2518	} else {
2177	$msg = $npc->name . " says: $msg" if $npc;	2519	$msg = $npc->name . " says: $msg" if $npc;
2178	$self->message ($msg, $flags);	2520	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2179	}	2521	}
2180	}	2522	}
		2523	}
		2524
		2525	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2526
		2527	=cut
		2528
		2529	sub cf::object::send_msg {
		2530	my $pl = shift->contr
		2531	or return;
		2532	$pl->send_msg (@_);
2181	}	2533	}
2182		2534
2183	=item $player_object->may ("access")	2535	=item $player_object->may ("access")
2184		2536
2185	Returns wether the given player is authorized to access resource "access"	2537	Returns wether the given player is authorized to access resource "access"
…		…
2198		2550
2199	=item $player_object->enter_link	2551	=item $player_object->enter_link
2200		2552
2201	Freezes the player and moves him/her to a special map (C<{link}>).	2553	Freezes the player and moves him/her to a special map (C<{link}>).
2202		2554
2203	The player should be reasonably safe there for short amounts of time. You	2555	The player should be reasonably safe there for short amounts of time (e.g.
2204	I<MUST> call C<leave_link> as soon as possible, though.	2556	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2557	though, as the palyer cannot control the character while it is on the link
		2558	map.
2205		2559
2206	Will never block.	2560	Will never block.
2207		2561
2208	=item $player_object->leave_link ($map, $x, $y)	2562	=item $player_object->leave_link ($map, $x, $y)
2209		2563
…		…
2261	($x, $y) = (-1, -1)	2615	($x, $y) = (-1, -1)
2262	unless (defined $x) && (defined $y);	2616	unless (defined $x) && (defined $y);
2263		2617
2264	# use -1 or undef as default coordinates, not 0, 0	2618	# use -1 or undef as default coordinates, not 0, 0
2265	($x, $y) = ($map->enter_x, $map->enter_y)	2619	($x, $y) = ($map->enter_x, $map->enter_y)
2266	if $x <=0 && $y <= 0;	2620	if $x <= 0 && $y <= 0;
2267		2621
2268	$map->load;	2622	$map->load;
2269	$map->load_diag;	2623	$map->load_neighbours;
2270		2624
2271	return unless $self->contr->active;	2625	return unless $self->contr->active;
2272	$self->activate_recursive;
2273		2626
2274	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2627	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2275	$self->enter_map ($map, $x, $y);	2628	$self->enter_map ($map, $x, $y);
		2629
		2630	# only activate afterwards, to support waiting in hooks
		2631	$self->activate_recursive;
2276	}	2632	}
2277		2633
2278	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2634	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2279		2635
2280	Moves the player to the given map-path and coordinates by first freezing	2636	Moves the player to the given map-path and coordinates by first freezing
2281	her, loading and preparing them map, calling the provided $check callback	2637	her, loading and preparing them map, calling the provided $check callback
2282	that has to return the map if sucecssful, and then unfreezes the player on	2638	that has to return the map if sucecssful, and then unfreezes the player on
2283	the new (success) or old (failed) map position. In either case, $done will	2639	the new (success) or old (failed) map position. In either case, $done will
2284	be called at the end of this process.	2640	be called at the end of this process.
2285		2641
		2642	Note that $check will be called with a potentially non-loaded map, so if
		2643	it needs a loaded map it has to call C<< ->load >>.
		2644
2286	=cut	2645	=cut
2287		2646
2288	our $GOTOGEN;	2647	our $GOTOGEN;
2289		2648
2290	sub cf::object::player::goto {	2649	sub cf::object::player::goto {
…		…
2294	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2653	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2295		2654
2296	$self->enter_link;	2655	$self->enter_link;
2297		2656
2298	(async {	2657	(async {
		2658	$Coro::current->{desc} = "player::goto $path $x $y";
		2659
		2660	# *tag paths override both path and x|y
		2661	if ($path =~ /^\*(.*)$/) {
		2662	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2663	my $ob = $obs[rand @obs];
		2664
		2665	# see if we actually can go there
		2666	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2667	$ob = $obs[rand @obs];
		2668	} else {
		2669	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2670	}
		2671	# else put us there anyways for now #d#
		2672
		2673	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2674	} else {
		2675	($path, $x, $y) = (undef, undef, undef);
		2676	}
		2677	}
		2678
2299	my $map = eval {	2679	my $map = eval {
2300	my $map = cf::map::find $path;	2680	my $map = defined $path ? cf::map::find $path : undef;
2301		2681
2302	if ($map) {	2682	if ($map) {
2303	$map = $map->customise_for ($self);	2683	$map = $map->customise_for ($self);
2304	$map = $check->($map) if $check && $map;	2684	$map = $check->($map) if $check && $map;
2305	} else {	2685	} else {
2306	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2686	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2307	}	2687	}
2308		2688
2309	$map	2689	$map
2310	};	2690	};
2311		2691
…		…
2347	}	2727	}
2348		2728
2349	sub prepare_random_map {	2729	sub prepare_random_map {
2350	my ($exit) = @_;	2730	my ($exit) = @_;
2351		2731
2352	my $guard = cf::lock_acquire "exit_prepare:$exit";
2353
2354	# all this does is basically replace the /! path by	2732	# all this does is basically replace the /! path by
2355	# a new random map path (?random/...) with a seed	2733	# a new random map path (?random/...) with a seed
2356	# that depends on the exit object	2734	# that depends on the exit object
2357		2735
2358	my $rmp = parse_random_map_params $exit->msg;	2736	my $rmp = parse_random_map_params $exit->msg;
…		…
2360	if ($exit->map) {	2738	if ($exit->map) {
2361	$rmp->{region} = $exit->region->name;	2739	$rmp->{region} = $exit->region->name;
2362	$rmp->{origin_map} = $exit->map->path;	2740	$rmp->{origin_map} = $exit->map->path;
2363	$rmp->{origin_x} = $exit->x;	2741	$rmp->{origin_x} = $exit->x;
2364	$rmp->{origin_y} = $exit->y;	2742	$rmp->{origin_y} = $exit->y;
		2743
		2744	$exit->map->touch;
2365	}	2745	}
2366		2746
2367	$rmp->{random_seed} ||= $exit->random_seed;	2747	$rmp->{random_seed} ||= $exit->random_seed;
2368		2748
2369	my $data = cf::to_json $rmp;	2749	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2370	my $md5 = Digest::MD5::md5_hex $data;	2750	my $md5 = Digest::MD5::md5_hex $data;
2371	my $meta = "$RANDOMDIR/$md5.meta";	2751	my $meta = "$RANDOMDIR/$md5.meta";
2372		2752
2373	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2753	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2374	aio_write $fh, 0, (length $data), $data, 0;	2754	aio_write $fh, 0, (length $data), $data, 0;
2375	undef $fh;	2755	undef $fh;
2376	aio_rename "$meta~", $meta;	2756	aio_rename "$meta~", $meta;
2377		2757
		2758	my $slaying = "?random/$md5";
		2759
		2760	if ($exit->valid) {
2378	$exit->slaying ("?random/$md5");	2761	$exit->slaying ("?random/$md5");
2379	$exit->msg (undef);	2762	$exit->msg (undef);
		2763	}
2380	}	2764	}
2381	}	2765	}
2382		2766
2383	sub cf::object::player::enter_exit {	2767	sub cf::object::player::enter_exit {
2384	my ($self, $exit) = @_;	2768	my ($self, $exit) = @_;
2385		2769
2386	return unless $self->type == cf::PLAYER;	2770	return unless $self->type == cf::PLAYER;
2387		2771
2388	if ($exit->slaying eq "/!") {
2389	#TODO: this should de-fi-ni-te-ly not be a sync-job
2390	# the problem is that $exit might not survive long enough
2391	# so it needs to be done right now, right here
2392	cf::sync_job { prepare_random_map $exit };
2393	}
2394
2395	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2396	my $hp = $exit->stats->hp;
2397	my $sp = $exit->stats->sp;
2398
2399	$self->enter_link;	2772	$self->enter_link;
2400		2773
2401	# if exit is damned, update players death & WoR home-position
2402	$self->contr->savebed ($slaying, $hp, $sp)
2403	if $exit->flag (FLAG_DAMNED);
2404
2405	(async {	2774	(async {
2406	$self->deactivate_recursive; # just to be sure	2775	$Coro::current->{desc} = "enter_exit";
		2776
2407	unless (eval {	2777	unless (eval {
		2778	$self->deactivate_recursive; # just to be sure
		2779
		2780	# random map handling
		2781	{
		2782	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2783
		2784	prepare_random_map $exit
		2785	if $exit->slaying eq "/!";
		2786	}
		2787
		2788	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2789	my $x = $exit->stats->hp;
		2790	my $y = $exit->stats->sp;
		2791
2408	$self->goto ($slaying, $hp, $sp);	2792	$self->goto ($map, $x, $y);
2409		2793
		2794	# if exit is damned, update players death & WoR home-position
		2795	$self->contr->savebed ($map, $x, $y)
		2796	if $exit->flag (cf::FLAG_DAMNED);
		2797
2410	1;	2798	1
2411	}) {	2799	}) {
2412	$self->message ("Something went wrong deep within the crossfire server. "	2800	$self->message ("Something went wrong deep within the deliantra server. "
2413	. "I'll try to bring you back to the map you were before. "	2801	. "I'll try to bring you back to the map you were before. "
2414	. "Please report this to the dungeon master!",	2802	. "Please report this to the dungeon master!",
2415	cf::NDI_UNIQUE | cf::NDI_RED);	2803	cf::NDI_UNIQUE | cf::NDI_RED);
2416		2804
2417	warn "ERROR in enter_exit: $@";	2805	warn "ERROR in enter_exit: $@";
…		…
2434	sub cf::client::send_drawinfo {	2822	sub cf::client::send_drawinfo {
2435	my ($self, $text, $flags) = @_;	2823	my ($self, $text, $flags) = @_;
2436		2824
2437	utf8::encode $text;	2825	utf8::encode $text;
2438	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2826	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2827	}
		2828
		2829	=item $client->send_big_packet ($pkt)
		2830
		2831	Like C<send_packet>, but tries to compress large packets, and fragments
		2832	them as required.
		2833
		2834	=cut
		2835
		2836	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2837
		2838	sub cf::client::send_big_packet {
		2839	my ($self, $pkt) = @_;
		2840
		2841	# try lzf for large packets
		2842	$pkt = "lzf " . Compress::LZF::compress $pkt
		2843	if 1024 <= length $pkt and $self->{can_lzf};
		2844
		2845	# split very large packets
		2846	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2847	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2848	$pkt = "frag";
		2849	}
		2850
		2851	$self->send_packet ($pkt);
2439	}	2852	}
2440		2853
2441	=item $client->send_msg ($channel, $msg, $color, [extra...])	2854	=item $client->send_msg ($channel, $msg, $color, [extra...])
2442		2855
2443	Send a drawinfo or msg packet to the client, formatting the msg for the	2856	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2445	the message, with C<log> being the default. If C<$color> is negative, suppress	2858	the message, with C<log> being the default. If C<$color> is negative, suppress
2446	the message unless the client supports the msg packet.	2859	the message unless the client supports the msg packet.
2447		2860
2448	=cut	2861	=cut
2449		2862
		2863	# non-persistent channels (usually the info channel)
		2864	our %CHANNEL = (
		2865	"c/motd" => {
		2866	id => "infobox",
		2867	title => "MOTD",
		2868	reply => undef,
		2869	tooltip => "The message of the day",
		2870	},
		2871	"c/identify" => {
		2872	id => "infobox",
		2873	title => "Identify",
		2874	reply => undef,
		2875	tooltip => "Items recently identified",
		2876	},
		2877	"c/examine" => {
		2878	id => "infobox",
		2879	title => "Examine",
		2880	reply => undef,
		2881	tooltip => "Signs and other items you examined",
		2882	},
		2883	"c/shopinfo" => {
		2884	id => "infobox",
		2885	title => "Shop Info",
		2886	reply => undef,
		2887	tooltip => "What your bargaining skill tells you about the shop",
		2888	},
		2889	"c/book" => {
		2890	id => "infobox",
		2891	title => "Book",
		2892	reply => undef,
		2893	tooltip => "The contents of a note or book",
		2894	},
		2895	"c/lookat" => {
		2896	id => "infobox",
		2897	title => "Look",
		2898	reply => undef,
		2899	tooltip => "What you saw there",
		2900	},
		2901	"c/who" => {
		2902	id => "infobox",
		2903	title => "Players",
		2904	reply => undef,
		2905	tooltip => "Shows players who are currently online",
		2906	},
		2907	"c/body" => {
		2908	id => "infobox",
		2909	title => "Body Parts",
		2910	reply => undef,
		2911	tooltip => "Shows which body parts you posess and are available",
		2912	},
		2913	"c/statistics" => {
		2914	id => "infobox",
		2915	title => "Statistics",
		2916	reply => undef,
		2917	tooltip => "Shows your primary statistics",
		2918	},
		2919	"c/skills" => {
		2920	id => "infobox",
		2921	title => "Skills",
		2922	reply => undef,
		2923	tooltip => "Shows your experience per skill and item power",
		2924	},
		2925	"c/shopitems" => {
		2926	id => "infobox",
		2927	title => "Shop Items",
		2928	reply => undef,
		2929	tooltip => "Shows the items currently for sale in this shop",
		2930	},
		2931	"c/resistances" => {
		2932	id => "infobox",
		2933	title => "Resistances",
		2934	reply => undef,
		2935	tooltip => "Shows your resistances",
		2936	},
		2937	"c/pets" => {
		2938	id => "infobox",
		2939	title => "Pets",
		2940	reply => undef,
		2941	tooltip => "Shows information abotu your pets/a specific pet",
		2942	},
		2943	"c/perceiveself" => {
		2944	id => "infobox",
		2945	title => "Perceive Self",
		2946	reply => undef,
		2947	tooltip => "You gained detailed knowledge about yourself",
		2948	},
		2949	"c/uptime" => {
		2950	id => "infobox",
		2951	title => "Uptime",
		2952	reply => undef,
		2953	tooltip => "How long the server has been running since last restart",
		2954	},
		2955	"c/mapinfo" => {
		2956	id => "infobox",
		2957	title => "Map Info",
		2958	reply => undef,
		2959	tooltip => "Information related to the maps",
		2960	},
		2961	"c/party" => {
		2962	id => "party",
		2963	title => "Party",
		2964	reply => "gsay ",
		2965	tooltip => "Messages and chat related to your party",
		2966	},
		2967	"c/death" => {
		2968	id => "death",
		2969	title => "Death",
		2970	reply => undef,
		2971	tooltip => "Reason for and more info about your most recent death",
		2972	},
		2973	"c/say" => $SAY_CHANNEL,
		2974	"c/chat" => $CHAT_CHANNEL,
		2975	);
		2976
2450	sub cf::client::send_msg {	2977	sub cf::client::send_msg {
2451	my ($self, $channel, $msg, $color, @extra) = @_;	2978	my ($self, $channel, $msg, $color, @extra) = @_;
2452		2979
2453	$msg = $self->pl->expand_cfpod ($msg);	2980	$msg = $self->pl->expand_cfpod ($msg)
		2981	unless $color & cf::NDI_VERBATIM;
2454		2982
2455	return unless @extra || length $msg;
2456
2457	$color &= ~cf::NDI_UNIQUE; # just in case...	2983	$color &= cf::NDI_CLIENT_MASK; # just in case...
2458		2984
		2985	# check predefined channels, for the benefit of C
		2986	if ($CHANNEL{$channel}) {
		2987	$channel = $CHANNEL{$channel};
		2988
		2989	$self->ext_msg (channel_info => $channel);
		2990	$channel = $channel->{id};
		2991
2459	if (ref $channel) {	2992	} elsif (ref $channel) {
2460	# send meta info to client, if not yet sent	2993	# send meta info to client, if not yet sent
2461	unless (exists $self->{channel}{$channel->{id}}) {	2994	unless (exists $self->{channel}{$channel->{id}}) {
2462	$self->{channel}{$channel->{id}} = $channel;	2995	$self->{channel}{$channel->{id}} = $channel;
2463	$self->ext_event (channel_info => %$channel);	2996	$self->ext_msg (channel_info => $channel);
2464	}	2997	}
2465		2998
2466	$channel = $channel->{id};	2999	$channel = $channel->{id};
2467	}	3000	}
2468		3001
2469	if ($self->can_msg) {	3002	return unless @extra || length $msg;
2470	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $channel, $msg, @extra]));
2471	} else {
2472	# replace some tags by gcfclient-compatible ones
2473	for ($msg) {
2474	1 while
2475	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2476	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2477	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2478	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2479	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2480	}
2481		3003
2482	if ($color >= 0) {	3004	# default colour, mask it out
2483	if (0 && $msg =~ /\[/) {	3005	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2484	$self->send_packet ("drawextinfo $color 4 0 $msg")	3006	if $color & cf::NDI_DEF;
2485	} else {
2486	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2487	$self->send_packet ("drawinfo $color $msg")
2488	}
2489	}
2490	}
2491	}
2492		3007
		3008	my $pkt = "msg "
		3009	. $self->{json_coder}->encode (
		3010	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		3011	);
		3012
		3013	$self->send_big_packet ($pkt);
		3014	}
		3015
2493	=item $client->ext_event ($type, %msg)	3016	=item $client->ext_msg ($type, @msg)
2494		3017
2495	Sends an ext event to the client.	3018	Sends an ext event to the client.
2496		3019
2497	=cut	3020	=cut
2498		3021
2499	sub cf::client::ext_event($$%) {	3022	sub cf::client::ext_msg($$@) {
2500	my ($self, $type, %msg) = @_;	3023	my ($self, $type, @msg) = @_;
2501		3024
2502	return unless $self->extcmd;	3025	if ($self->extcmd == 2) {
2503		3026	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		3027	} elsif ($self->extcmd == 1) { # TODO: remove
2504	$msg{msgtype} = "event_$type";	3028	push @msg, msgtype => "event_$type";
2505	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	3029	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3030	}
		3031	}
		3032
		3033	=item $client->ext_reply ($msgid, @msg)
		3034
		3035	Sends an ext reply to the client.
		3036
		3037	=cut
		3038
		3039	sub cf::client::ext_reply($$@) {
		3040	my ($self, $id, @msg) = @_;
		3041
		3042	if ($self->extcmd == 2) {
		3043	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		3044	} elsif ($self->extcmd == 1) {
		3045	#TODO: version 1, remove
		3046	unshift @msg, msgtype => "reply", msgid => $id;
		3047	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3048	}
2506	}	3049	}
2507		3050
2508	=item $success = $client->query ($flags, "text", \&cb)	3051	=item $success = $client->query ($flags, "text", \&cb)
2509		3052
2510	Queues a query to the client, calling the given callback with	3053	Queues a query to the client, calling the given callback with
…		…
2565	my ($ns, $buf) = @_;	3108	my ($ns, $buf) = @_;
2566		3109
2567	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3110	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2568		3111
2569	if (ref $msg) {	3112	if (ref $msg) {
		3113	my ($type, $reply, @payload) =
		3114	"ARRAY" eq ref $msg
		3115	? @$msg
		3116	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		3117
		3118	my @reply;
		3119
2570	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3120	if (my $cb = $EXTICMD{$type}) {
2571	if (my %reply = $cb->($ns, $msg)) {	3121	@reply = $cb->($ns, @payload);
2572	$reply{msgid} = $msg->{msgid};
2573	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2574	}
2575	}	3122	}
		3123
		3124	$ns->ext_reply ($reply, @reply)
		3125	if $reply;
		3126
2576	} else {	3127	} else {
2577	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3128	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2578	}	3129	}
2579		3130
2580	cf::override;	3131	cf::override;
…		…
2602		3153
2603	$coro	3154	$coro
2604	}	3155	}
2605		3156
2606	cf::client->attach (	3157	cf::client->attach (
2607	on_destroy => sub {	3158	on_client_destroy => sub {
2608	my ($ns) = @_;	3159	my ($ns) = @_;
2609		3160
2610	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3161	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2611	},	3162	},
2612	);	3163	);
…		…
2627	our $safe = new Safe "safe";	3178	our $safe = new Safe "safe";
2628	our $safe_hole = new Safe::Hole;	3179	our $safe_hole = new Safe::Hole;
2629		3180
2630	$SIG{FPE} = 'IGNORE';	3181	$SIG{FPE} = 'IGNORE';
2631		3182
2632	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3183	$safe->permit_only (Opcode::opset qw(
		3184	:base_core :base_mem :base_orig :base_math :base_loop
		3185	grepstart grepwhile mapstart mapwhile
		3186	sort time
		3187	));
2633		3188
2634	# here we export the classes and methods available to script code	3189	# here we export the classes and methods available to script code
2635		3190
2636	=pod	3191	=pod
2637		3192
2638	The following functions and methods are available within a safe environment:	3193	The following functions and methods are available within a safe environment:
2639		3194
2640	cf::object	3195	cf::object
2641	contr pay_amount pay_player map x y force_find force_add	3196	contr pay_amount pay_player map x y force_find force_add destroy
2642	insert remove	3197	insert remove name archname title slaying race decrease split
		3198	value
2643		3199
2644	cf::object::player	3200	cf::object::player
2645	player	3201	player
2646		3202
2647	cf::player	3203	cf::player
…		…
2652		3208
2653	=cut	3209	=cut
2654		3210
2655	for (	3211	for (
2656	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3212	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2657	insert remove)],	3213	insert remove inv nrof name archname title slaying race
		3214	decrease split destroy change_exp value msg lore send_msg)],
2658	["cf::object::player" => qw(player)],	3215	["cf::object::player" => qw(player)],
2659	["cf::player" => qw(peaceful)],	3216	["cf::player" => qw(peaceful send_msg)],
2660	["cf::map" => qw(trigger)],	3217	["cf::map" => qw(trigger)],
2661	) {	3218	) {
2662	no strict 'refs';	3219	no strict 'refs';
2663	my ($pkg, @funs) = @$_;	3220	my ($pkg, @funs) = @$_;
2664	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3221	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2682		3239
2683	my $qcode = $code;	3240	my $qcode = $code;
2684	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3241	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2685	$qcode =~ s/\n/\\n/g;	3242	$qcode =~ s/\n/\\n/g;
2686		3243
		3244	%vars = (_dummy => 0) unless %vars;
		3245
		3246	my @res;
2687	local $_;	3247	local $_;
2688	local @safe::cf::_safe_eval_args = values %vars;
2689		3248
2690	my $eval =	3249	my $eval =
2691	"do {\n"	3250	"do {\n"
2692	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3251	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2693	. "#line 0 \"{$qcode}\"\n"	3252	. "#line 0 \"{$qcode}\"\n"
2694	. $code	3253	. $code
2695	. "\n}"	3254	. "\n}"
2696	;	3255	;
2697		3256
		3257	if ($CFG{safe_eval}) {
2698	sub_generation_inc;	3258	sub_generation_inc;
		3259	local @safe::cf::_safe_eval_args = values %vars;
2699	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3260	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2700	sub_generation_inc;	3261	sub_generation_inc;
		3262	} else {
		3263	local @cf::_safe_eval_args = values %vars;
		3264	@res = wantarray ? eval eval : scalar eval $eval;
		3265	}
2701		3266
2702	if ($@) {	3267	if ($@) {
2703	warn "$@";	3268	warn "$@";
2704	warn "while executing safe code '$code'\n";	3269	warn "while executing safe code '$code'\n";
2705	warn "with arguments " . (join " ", %vars) . "\n";	3270	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2724	=cut	3289	=cut
2725		3290
2726	sub register_script_function {	3291	sub register_script_function {
2727	my ($fun, $cb) = @_;	3292	my ($fun, $cb) = @_;
2728		3293
2729	no strict 'refs';	3294	$fun = "safe::$fun" if $CFG{safe_eval};
2730	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3295	*$fun = $safe_hole->wrap ($cb);
2731	}	3296	}
2732		3297
2733	=back	3298	=back
2734		3299
2735	=cut	3300	=cut
…		…
2737	#############################################################################	3302	#############################################################################
2738	# the server's init and main functions	3303	# the server's init and main functions
2739		3304
2740	sub load_facedata($) {	3305	sub load_facedata($) {
2741	my ($path) = @_;	3306	my ($path) = @_;
		3307
		3308	# HACK to clear player env face cache, we need some signal framework
		3309	# for this (global event?)
		3310	%ext::player_env::MUSIC_FACE_CACHE = ();
		3311
		3312	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2742		3313
2743	warn "loading facedata from $path\n";	3314	warn "loading facedata from $path\n";
2744		3315
2745	my $facedata;	3316	my $facedata;
2746	0 < aio_load $path, $facedata	3317	0 < aio_load $path, $facedata
…		…
2749	$facedata = Coro::Storable::thaw $facedata;	3320	$facedata = Coro::Storable::thaw $facedata;
2750		3321
2751	$facedata->{version} == 2	3322	$facedata->{version} == 2
2752	or cf::cleanup "$path: version mismatch, cannot proceed.";	3323	or cf::cleanup "$path: version mismatch, cannot proceed.";
2753		3324
		3325	# patch in the exptable
		3326	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
		3327	$facedata->{resource}{"res/exp_table"} = {
		3328	type => FT_RSRC,
		3329	data => $exp_table,
		3330	hash => (Digest::MD5::md5 $exp_table),
		3331	};
		3332	cf::cede_to_tick;
		3333
2754	{	3334	{
2755	my $faces = $facedata->{faceinfo};	3335	my $faces = $facedata->{faceinfo};
2756		3336
2757	while (my ($face, $info) = each %$faces) {	3337	while (my ($face, $info) = each %$faces) {
2758	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3338	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3339
2759	cf::face::set_visibility $idx, $info->{visibility};	3340	cf::face::set_visibility $idx, $info->{visibility};
2760	cf::face::set_magicmap $idx, $info->{magicmap};	3341	cf::face::set_magicmap $idx, $info->{magicmap};
2761	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3342	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2762	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3343	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2763		3344
2764	cf::cede_to_tick;	3345	cf::cede_to_tick;
2765	}	3346	}
2766		3347
2767	while (my ($face, $info) = each %$faces) {	3348	while (my ($face, $info) = each %$faces) {
2768	next unless $info->{smooth};	3349	next unless $info->{smooth};
		3350
2769	my $idx = cf::face::find $face	3351	my $idx = cf::face::find $face
2770	or next;	3352	or next;
		3353
2771	if (my $smooth = cf::face::find $info->{smooth}) {	3354	if (my $smooth = cf::face::find $info->{smooth}) {
2772	cf::face::set_smooth $idx, $smooth;	3355	cf::face::set_smooth $idx, $smooth;
2773	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3356	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2774	} else {	3357	} else {
2775	warn "smooth face '$info->{smooth}' not found for face '$face'";	3358	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2789		3372
2790	cf::anim::invalidate_all; # d'oh	3373	cf::anim::invalidate_all; # d'oh
2791	}	3374	}
2792		3375
2793	{	3376	{
2794	# TODO: for gcfclient pleasure, we should give resources
2795	# that gcfclient doesn't grok a >10000 face index.
2796	my $res = $facedata->{resource};	3377	my $res = $facedata->{resource};
2797	my $enc = JSON::XS->new->utf8->canonical;
2798		3378
2799	while (my ($name, $info) = each %$res) {	3379	while (my ($name, $info) = each %$res) {
2800	my $meta = $enc->encode ({	3380	if (defined $info->{type}) {
2801	name => $name,
2802	type => $info->{type},
2803	copyright => $info->{copyright}, #TODO#
2804	});
2805
2806	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3381	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2807		3382
2808	if ($name =~ /\.jpg$/) {
2809	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};#d# temp hack	3383	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
2810	cf::face::set_data $idx, 1, $info->{data}, $info->{chksum};#d# temp hack	3384	cf::face::set_type $idx, $info->{type};
2811	} else {	3385	} else {
2812	my $data = pack "(w/a*)*", $meta, $info->{data};	3386	$RESOURCE{$name} = $info;
2813	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2814
2815	cf::face::set_type $idx, 1;
2816	cf::face::set_data $idx, 0, $data, $chk;
2817	}	3387	}
2818		3388
2819	cf::cede_to_tick;	3389	cf::cede_to_tick;
2820	}	3390	}
2821	}	3391	}
2822		3392
		3393	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3394
2823	1	3395	1
2824	}	3396	}
2825		3397
		3398	cf::global->attach (on_resource_update => sub {
		3399	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3400	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3401
		3402	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3403	my $sound = $soundconf->{compat}[$_]
		3404	or next;
		3405
		3406	my $face = cf::face::find "sound/$sound->[1]";
		3407	cf::sound::set $sound->[0] => $face;
		3408	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3409	}
		3410
		3411	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3412	my $face = cf::face::find "sound/$v";
		3413	cf::sound::set $k => $face;
		3414	}
		3415	}
		3416	});
		3417
		3418	register_exticmd fx_want => sub {
		3419	my ($ns, $want) = @_;
		3420
		3421	while (my ($k, $v) = each %$want) {
		3422	$ns->fx_want ($k, $v);
		3423	}
		3424	};
		3425
		3426	sub load_resource_file($) {
		3427	my $guard = lock_acquire "load_resource_file";
		3428
		3429	my $status = load_resource_file_ $_[0];
		3430	get_slot 0.1, 100;
		3431	cf::arch::commit_load;
		3432
		3433	$status
		3434	}
		3435
2826	sub reload_regions {	3436	sub reload_regions {
		3437	# HACK to clear player env face cache, we need some signal framework
		3438	# for this (global event?)
		3439	%ext::player_env::MUSIC_FACE_CACHE = ();
		3440
2827	load_resource_file "$MAPDIR/regions"	3441	load_resource_file "$MAPDIR/regions"
2828	or die "unable to load regions file\n";	3442	or die "unable to load regions file\n";
2829		3443
2830	for (cf::region::list) {	3444	for (cf::region::list) {
2831	$_->{match} = qr/$_->{match}/	3445	$_->{match} = qr/$_->{match}/
…		…
2839	}	3453	}
2840		3454
2841	sub reload_archetypes {	3455	sub reload_archetypes {
2842	load_resource_file "$DATADIR/archetypes"	3456	load_resource_file "$DATADIR/archetypes"
2843	or die "unable to load archetypes\n";	3457	or die "unable to load archetypes\n";
2844	#d# NEED to laod twice to resolve forward references
2845	# this really needs to be done in an extra post-pass
2846	# (which needs to be synchronous, so solve it differently)
2847	load_resource_file "$DATADIR/archetypes"
2848	or die "unable to load archetypes\n";
2849	}	3458	}
2850		3459
2851	sub reload_treasures {	3460	sub reload_treasures {
2852	load_resource_file "$DATADIR/treasures"	3461	load_resource_file "$DATADIR/treasures"
2853	or die "unable to load treasurelists\n";	3462	or die "unable to load treasurelists\n";
2854	}	3463	}
2855		3464
2856	sub reload_resources {	3465	sub reload_resources {
2857	warn "reloading resource files...\n";	3466	warn "reloading resource files...\n";
2858		3467
		3468	reload_facedata;
		3469	reload_archetypes;
2859	reload_regions;	3470	reload_regions;
2860	reload_facedata;
2861	#reload_archetypes;#d#
2862	reload_archetypes;
2863	reload_treasures;	3471	reload_treasures;
2864		3472
2865	warn "finished reloading resource files\n";	3473	warn "finished reloading resource files\n";
2866	}	3474	}
2867		3475
2868	sub init {	3476	sub reload_config {
2869	reload_resources;	3477	warn "reloading config file...\n";
2870	}
2871		3478
2872	sub cfg_load {
2873	open my $fh, "<:utf8", "$CONFDIR/config"	3479	open my $fh, "<:utf8", "$CONFDIR/config"
2874	or return;	3480	or return;
2875		3481
2876	local $/;	3482	local $/;
2877	*CFG = YAML::Syck::Load <$fh>;	3483	*CFG = YAML::XS::Load scalar <$fh>;
2878		3484
2879	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3485	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2880		3486
2881	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3487	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2882	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3488	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2886	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3492	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2887	and die "WARNING: m(un)lockall failed: $!\n";	3493	and die "WARNING: m(un)lockall failed: $!\n";
2888	};	3494	};
2889	warn $@ if $@;	3495	warn $@ if $@;
2890	}	3496	}
		3497
		3498	warn "finished reloading resource files\n";
		3499	}
		3500
		3501	sub pidfile() {
		3502	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3503	or die "$PIDFILE: $!";
		3504	flock $fh, &Fcntl::LOCK_EX
		3505	or die "$PIDFILE: flock: $!";
		3506	$fh
		3507	}
		3508
		3509	# make sure only one server instance is running at any one time
		3510	sub atomic {
		3511	my $fh = pidfile;
		3512
		3513	my $pid = <$fh>;
		3514	kill 9, $pid if $pid > 0;
		3515
		3516	seek $fh, 0, 0;
		3517	print $fh $$;
		3518	}
		3519
		3520	sub main_loop {
		3521	warn "EV::loop starting\n";
		3522	if (1) {
		3523	EV::loop;
		3524	}
		3525	warn "EV::loop returned\n";
		3526	goto &main_loop unless $REALLY_UNLOOP;
2891	}	3527	}
2892		3528
2893	sub main {	3529	sub main {
		3530	cf::init_globals; # initialise logging
		3531
		3532	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3533	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3534	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3535	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3536
		3537	cf::init_experience;
		3538	cf::init_anim;
		3539	cf::init_attackmess;
		3540	cf::init_dynamic;
		3541
		3542	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3543
2894	# we must not ever block the main coroutine	3544	# we must not ever block the main coroutine
2895	local $Coro::idle = sub {	3545	local $Coro::idle = sub {
2896	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3546	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2897	(async {	3547	(async {
2898	Event::one_event;	3548	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3549	EV::loop EV::LOOP_ONESHOT;
2899	})->prio (Coro::PRIO_MAX);	3550	})->prio (Coro::PRIO_MAX);
2900	};	3551	};
2901		3552
2902	cfg_load;	3553	evthread_start IO::AIO::poll_fileno;
		3554
		3555	cf::sync_job {
		3556	cf::load_settings;
		3557	cf::load_materials;
		3558
		3559	reload_resources;
		3560	reload_config;
2903	db_init;	3561	db_init;
		3562
		3563	cf::init_uuid;
		3564	cf::init_signals;
		3565	cf::init_skills;
		3566
		3567	cf::init_beforeplay;
		3568
		3569	atomic;
		3570
2904	load_extensions;	3571	load_extensions;
2905		3572
2906	$TICK_WATCHER->start;	3573	utime time, time, $RUNTIMEFILE;
2907	Event::loop;	3574
		3575	# no (long-running) fork's whatsoever before this point(!)
		3576	use POSIX ();
		3577	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3578
		3579	(pop @POST_INIT)->(0) while @POST_INIT;
		3580	};
		3581
		3582	main_loop;
2908	}	3583	}
2909		3584
2910	#############################################################################	3585	#############################################################################
2911	# initialisation and cleanup	3586	# initialisation and cleanup
2912		3587
2913	# install some emergency cleanup handlers	3588	# install some emergency cleanup handlers
2914	BEGIN {	3589	BEGIN {
		3590	our %SIGWATCHER = ();
2915	for my $signal (qw(INT HUP TERM)) {	3591	for my $signal (qw(INT HUP TERM)) {
2916	Event->signal (	3592	$SIGWATCHER{$signal} = AE::signal $signal, sub {
2917	reentrant => 0,
2918	data => WF_AUTOCANCEL,
2919	signal => $signal,
2920	prio => 0,
2921	cb => sub {
2922	cf::cleanup "SIG$signal";	3593	cf::cleanup "SIG$signal";
2923	},
2924	);	3594	};
2925	}	3595	}
2926	}	3596	}
2927		3597
2928	sub write_runtime {	3598	sub write_runtime_sync {
2929	my $runtime = "$LOCALDIR/runtime";	3599	my $t0 = AE::time;
2930		3600
2931	# first touch the runtime file to show we are still running:	3601	# first touch the runtime file to show we are still running:
2932	# the fsync below can take a very very long time.	3602	# the fsync below can take a very very long time.
2933		3603
2934	IO::AIO::aio_utime $runtime, undef, undef;	3604	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2935		3605
2936	my $guard = cf::lock_acquire "write_runtime";	3606	my $guard = cf::lock_acquire "write_runtime";
2937		3607
2938	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3608	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
2939	or return;	3609	or return;
2940		3610
2941	my $value = $cf::RUNTIME + 90 + 10;	3611	my $value = $cf::RUNTIME + 90 + 10;
2942	# 10 is the runtime save interval, for a monotonic clock	3612	# 10 is the runtime save interval, for a monotonic clock
2943	# 60 allows for the watchdog to kill the server.	3613	# 60 allows for the watchdog to kill the server.
…		…
2953	aio_utime $fh, undef, undef;	3623	aio_utime $fh, undef, undef;
2954		3624
2955	close $fh	3625	close $fh
2956	or return;	3626	or return;
2957		3627
2958	aio_rename "$runtime~", $runtime	3628	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2959	and return;	3629	and return;
2960		3630
2961	warn "runtime file written.\n";	3631	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
2962		3632
2963	1	3633	1
		3634	}
		3635
		3636	our $uuid_lock;
		3637	our $uuid_skip;
		3638
		3639	sub write_uuid_sync($) {
		3640	$uuid_skip ||= $_[0];
		3641
		3642	return if $uuid_lock;
		3643	local $uuid_lock = 1;
		3644
		3645	my $uuid = "$LOCALDIR/uuid";
		3646
		3647	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3648	or return;
		3649
		3650	my $value = uuid_seq uuid_cur;
		3651
		3652	unless ($value) {
		3653	warn "cowardly refusing to write zero uuid value!\n";
		3654	return;
		3655	}
		3656
		3657	my $value = uuid_str $value + $uuid_skip;
		3658	$uuid_skip = 0;
		3659
		3660	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3661	and return;
		3662
		3663	# always fsync - this file is important
		3664	aio_fsync $fh
		3665	and return;
		3666
		3667	close $fh
		3668	or return;
		3669
		3670	aio_rename "$uuid~", $uuid
		3671	and return;
		3672
		3673	warn "uuid file written ($value).\n";
		3674
		3675	1
		3676
		3677	}
		3678
		3679	sub write_uuid($$) {
		3680	my ($skip, $sync) = @_;
		3681
		3682	$sync ? write_uuid_sync $skip
		3683	: async { write_uuid_sync $skip };
2964	}	3684	}
2965		3685
2966	sub emergency_save() {	3686	sub emergency_save() {
2967	my $freeze_guard = cf::freeze_mainloop;	3687	my $freeze_guard = cf::freeze_mainloop;
2968		3688
2969	warn "enter emergency perl save\n";	3689	warn "emergency_perl_save: enter\n";
2970		3690
2971	cf::sync_job {	3691	cf::sync_job {
		3692	# this is a trade-off: we want to be very quick here, so
		3693	# save all maps without fsync, and later call a global sync
		3694	# (which in turn might be very very slow)
		3695	local $USE_FSYNC = 0;
		3696
2972	# use a peculiar iteration method to avoid tripping on perl	3697	# use a peculiar iteration method to avoid tripping on perl
2973	# refcount bugs in for. also avoids problems with players	3698	# refcount bugs in for. also avoids problems with players
2974	# and maps saved/destroyed asynchronously.	3699	# and maps saved/destroyed asynchronously.
2975	warn "begin emergency player save\n";	3700	warn "emergency_perl_save: begin player save\n";
2976	for my $login (keys %cf::PLAYER) {	3701	for my $login (keys %cf::PLAYER) {
2977	my $pl = $cf::PLAYER{$login} or next;	3702	my $pl = $cf::PLAYER{$login} or next;
2978	$pl->valid or next;	3703	$pl->valid or next;
		3704	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2979	$pl->save;	3705	$pl->save;
2980	}	3706	}
2981	warn "end emergency player save\n";	3707	warn "emergency_perl_save: end player save\n";
2982		3708
2983	warn "begin emergency map save\n";	3709	warn "emergency_perl_save: begin map save\n";
2984	for my $path (keys %cf::MAP) {	3710	for my $path (keys %cf::MAP) {
2985	my $map = $cf::MAP{$path} or next;	3711	my $map = $cf::MAP{$path} or next;
2986	$map->valid or next;	3712	$map->valid or next;
2987	$map->save;	3713	$map->save;
2988	}	3714	}
2989	warn "end emergency map save\n";	3715	warn "emergency_perl_save: end map save\n";
2990		3716
2991	warn "begin emergency database checkpoint\n";	3717	warn "emergency_perl_save: begin database checkpoint\n";
2992	BDB::db_env_txn_checkpoint $DB_ENV;	3718	BDB::db_env_txn_checkpoint $DB_ENV;
2993	warn "end emergency database checkpoint\n";	3719	warn "emergency_perl_save: end database checkpoint\n";
		3720
		3721	warn "emergency_perl_save: begin write uuid\n";
		3722	write_uuid_sync 1;
		3723	warn "emergency_perl_save: end write uuid\n";
2994	};	3724	};
2995		3725
		3726	warn "emergency_perl_save: starting sync()\n";
		3727	IO::AIO::aio_sync sub {
		3728	warn "emergency_perl_save: finished sync()\n";
		3729	};
		3730
2996	warn "leave emergency perl save\n";	3731	warn "emergency_perl_save: leave\n";
2997	}	3732	}
2998		3733
2999	sub post_cleanup {	3734	sub post_cleanup {
3000	my ($make_core) = @_;	3735	my ($make_core) = @_;
3001		3736
3002	warn Carp::longmess "post_cleanup backtrace"	3737	warn Carp::longmess "post_cleanup backtrace"
3003	if $make_core;	3738	if $make_core;
		3739
		3740	my $fh = pidfile;
		3741	unlink $PIDFILE if <$fh> == $$;
		3742	}
		3743
		3744	# a safer delete_package, copied from Symbol
		3745	sub clear_package($) {
		3746	my $pkg = shift;
		3747
		3748	# expand to full symbol table name if needed
		3749	unless ($pkg =~ /^main::.*::$/) {
		3750	$pkg = "main$pkg" if $pkg =~ /^::/;
		3751	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3752	$pkg .= '::' unless $pkg =~ /::$/;
		3753	}
		3754
		3755	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3756	my $stem_symtab = *{$stem}{HASH};
		3757
		3758	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3759	or return;
		3760
		3761	# clear all symbols
		3762	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3763	for my $name (keys %$leaf_symtab) {
		3764	_gv_clear *{"$pkg$name"};
		3765	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3766	}
		3767	warn "cleared package $pkg\n";#d#
3004	}	3768	}
3005		3769
3006	sub do_reload_perl() {	3770	sub do_reload_perl() {
3007	# can/must only be called in main	3771	# can/must only be called in main
3008	if ($Coro::current != $Coro::main) {	3772	if ($Coro::current != $Coro::main) {
3009	warn "can only reload from main coroutine";	3773	warn "can only reload from main coroutine";
3010	return;	3774	return;
3011	}	3775	}
3012		3776
		3777	return if $RELOAD++;
		3778
		3779	my $t1 = AE::time;
		3780
		3781	while ($RELOAD) {
3013	warn "reloading...";	3782	warn "reloading...";
3014		3783
3015	warn "entering sync_job";	3784	warn "entering sync_job";
3016		3785
3017	cf::sync_job {	3786	cf::sync_job {
3018	cf::write_runtime; # external watchdog should not bark	3787	cf::write_runtime_sync; # external watchdog should not bark
3019	cf::emergency_save;	3788	cf::emergency_save;
3020	cf::write_runtime; # external watchdog should not bark	3789	cf::write_runtime_sync; # external watchdog should not bark
3021		3790
3022	warn "syncing database to disk";	3791	warn "syncing database to disk";
3023	BDB::db_env_txn_checkpoint $DB_ENV;	3792	BDB::db_env_txn_checkpoint $DB_ENV;
3024		3793
3025	# if anything goes wrong in here, we should simply crash as we already saved	3794	# if anything goes wrong in here, we should simply crash as we already saved
3026		3795
3027	warn "cancelling all WF_AUTOCANCEL watchers";
3028	for (Event::all_watchers) {
3029	$_->cancel if $_->data & WF_AUTOCANCEL;
3030	}
3031
3032	warn "flushing outstanding aio requests";	3796	warn "flushing outstanding aio requests";
3033	for (;;) {
3034	BDB::flush;
3035	IO::AIO::flush;
3036	Coro::cede;
3037	last unless IO::AIO::nreqs || BDB::nreqs;	3797	while (IO::AIO::nreqs || BDB::nreqs) {
3038	warn "iterate...";	3798	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3039	}
3040
3041	++$RELOAD;
3042
3043	warn "cancelling all extension coros";
3044	$_->cancel for values %EXT_CORO;
3045	%EXT_CORO = ();
3046
3047	warn "removing commands";
3048	%COMMAND = ();
3049
3050	warn "removing ext/exti commands";
3051	%EXTCMD = ();
3052	%EXTICMD = ();
3053
3054	warn "unloading/nuking all extensions";
3055	for my $pkg (@EXTS) {
3056	warn "... unloading $pkg";
3057
3058	if (my $cb = $pkg->can ("unload")) {
3059	eval {
3060	$cb->($pkg);
3061	1
3062	} or warn "$pkg unloaded, but with errors: $@";
3063	}	3799	}
3064		3800
3065	warn "... nuking $pkg";	3801	warn "cancelling all extension coros";
3066	Symbol::delete_package $pkg;	3802	$_->cancel for values %EXT_CORO;
3067	}	3803	%EXT_CORO = ();
3068		3804
3069	warn "unloading all perl modules loaded from $LIBDIR";	3805	warn "removing commands";
3070	while (my ($k, $v) = each %INC) {	3806	%COMMAND = ();
3071	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3072		3807
		3808	warn "removing ext/exti commands";
		3809	%EXTCMD = ();
		3810	%EXTICMD = ();
		3811
		3812	warn "unloading/nuking all extensions";
		3813	for my $pkg (@EXTS) {
3073	warn "... unloading $k";	3814	warn "... unloading $pkg";
3074	delete $INC{$k};
3075		3815
3076	$k =~ s/\.pm$//;
3077	$k =~ s/\//::/g;
3078
3079	if (my $cb = $k->can ("unload_module")) {	3816	if (my $cb = $pkg->can ("unload")) {
		3817	eval {
3080	$cb->();	3818	$cb->($pkg);
		3819	1
		3820	} or warn "$pkg unloaded, but with errors: $@";
		3821	}
		3822
		3823	warn "... clearing $pkg";
		3824	clear_package $pkg;
3081	}	3825	}
3082		3826
3083	Symbol::delete_package $k;	3827	warn "unloading all perl modules loaded from $LIBDIR";
		3828	while (my ($k, $v) = each %INC) {
		3829	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3830
		3831	warn "... unloading $k";
		3832	delete $INC{$k};
		3833
		3834	$k =~ s/\.pm$//;
		3835	$k =~ s/\//::/g;
		3836
		3837	if (my $cb = $k->can ("unload_module")) {
		3838	$cb->();
		3839	}
		3840
		3841	clear_package $k;
3084	}	3842	}
3085		3843
3086	warn "getting rid of safe::, as good as possible";	3844	warn "getting rid of safe::, as good as possible";
3087	Symbol::delete_package "safe::$_"	3845	clear_package "safe::$_"
3088	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3846	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3089		3847
3090	warn "unloading cf.pm \"a bit\"";	3848	warn "unloading cf.pm \"a bit\"";
3091	delete $INC{"cf.pm"};	3849	delete $INC{"cf.pm"};
3092	delete $INC{"cf/pod.pm"};	3850	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3093		3851
3094	# don't, removes xs symbols, too,	3852	# don't, removes xs symbols, too,
3095	# and global variables created in xs	3853	# and global variables created in xs
3096	#Symbol::delete_package __PACKAGE__;	3854	#clear_package __PACKAGE__;
3097		3855
3098	warn "unload completed, starting to reload now";	3856	warn "unload completed, starting to reload now";
3099		3857
3100	warn "reloading cf.pm";	3858	warn "reloading cf.pm";
3101	require cf;	3859	require cf;
3102	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3860	cf::_connect_to_perl_1;
3103		3861
3104	warn "loading config and database again";	3862	warn "loading config and database again";
3105	cf::cfg_load;	3863	cf::reload_config;
3106		3864
3107	warn "loading extensions";	3865	warn "loading extensions";
3108	cf::load_extensions;	3866	cf::load_extensions;
3109		3867
		3868	if ($REATTACH_ON_RELOAD) {
3110	warn "reattaching attachments to objects/players";	3869	warn "reattaching attachments to objects/players";
3111	_global_reattach; # objects, sockets	3870	_global_reattach; # objects, sockets
3112	warn "reattaching attachments to maps";	3871	warn "reattaching attachments to maps";
3113	reattach $_ for values %MAP;	3872	reattach $_ for values %MAP;
3114	warn "reattaching attachments to players";	3873	warn "reattaching attachments to players";
3115	reattach $_ for values %PLAYER;	3874	reattach $_ for values %PLAYER;
		3875	}
3116		3876
		3877	warn "running post_init jobs";
		3878	(pop @POST_INIT)->(1) while @POST_INIT;
		3879
3117	warn "leaving sync_job";	3880	warn "leaving sync_job";
3118		3881
3119	1	3882	1
3120	} or do {	3883	} or do {
3121	warn $@;	3884	warn $@;
3122	warn "error while reloading, exiting.";	3885	cf::cleanup "error while reloading, exiting.";
3123	exit 1;
3124	};	3886	};
3125		3887
3126	warn "reloaded";	3888	warn "reloaded";
		3889	--$RELOAD;
		3890	}
		3891
		3892	$t1 = AE::time - $t1;
		3893	warn "reload completed in ${t1}s\n";
3127	};	3894	};
3128		3895
3129	our $RELOAD_WATCHER; # used only during reload	3896	our $RELOAD_WATCHER; # used only during reload
3130		3897
3131	sub reload_perl() {	3898	sub reload_perl() {
3132	# doing reload synchronously and two reloads happen back-to-back,	3899	# doing reload synchronously and two reloads happen back-to-back,
3133	# coro crashes during coro_state_free->destroy here.	3900	# coro crashes during coro_state_free->destroy here.
3134		3901
3135	$RELOAD_WATCHER ||= Event->timer (	3902	$RELOAD_WATCHER ||= cf::async {
3136	reentrant => 0,	3903	Coro::AIO::aio_wait cache_extensions;
3137	after => 0,	3904
3138	data => WF_AUTOCANCEL,	3905	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3139	cb => sub {
3140	do_reload_perl;	3906	do_reload_perl;
3141	undef $RELOAD_WATCHER;	3907	undef $RELOAD_WATCHER;
3142	},	3908	};
3143	);	3909	};
3144	}	3910	}
3145		3911
3146	register_command "reload" => sub {	3912	register_command "reload" => sub {
3147	my ($who, $arg) = @_;	3913	my ($who, $arg) = @_;
3148		3914
3149	if ($who->flag (FLAG_WIZ)) {	3915	if ($who->flag (FLAG_WIZ)) {
3150	$who->message ("reloading server.");	3916	$who->message ("reloading server.");
		3917	async {
		3918	$Coro::current->{desc} = "perl_reload";
3151	async { reload_perl };	3919	reload_perl;
		3920	};
3152	}	3921	}
3153	};	3922	};
3154		3923
3155	unshift @INC, $LIBDIR;	3924	unshift @INC, $LIBDIR;
3156		3925
…		…
3158		3927
3159	our @WAIT_FOR_TICK;	3928	our @WAIT_FOR_TICK;
3160	our @WAIT_FOR_TICK_BEGIN;	3929	our @WAIT_FOR_TICK_BEGIN;
3161		3930
3162	sub wait_for_tick {	3931	sub wait_for_tick {
3163	return unless $TICK_WATCHER->is_active;
3164	return if $Coro::current == $Coro::main;	3932	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3165		3933
3166	my $signal = new Coro::Signal;	3934	my $signal = new Coro::Signal;
3167	push @WAIT_FOR_TICK, $signal;	3935	push @WAIT_FOR_TICK, $signal;
3168	$signal->wait;	3936	$signal->wait;
3169	}	3937	}
3170		3938
3171	sub wait_for_tick_begin {	3939	sub wait_for_tick_begin {
3172	return unless $TICK_WATCHER->is_active;
3173	return if $Coro::current == $Coro::main;	3940	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3174		3941
3175	my $signal = new Coro::Signal;	3942	my $signal = new Coro::Signal;
3176	push @WAIT_FOR_TICK_BEGIN, $signal;	3943	push @WAIT_FOR_TICK_BEGIN, $signal;
3177	$signal->wait;	3944	$signal->wait;
3178	}	3945	}
3179		3946
3180	my $min = 1e6;#d#	3947	sub tick {
3181	my $avg = 10;
3182	$TICK_WATCHER = Event->timer (
3183	reentrant => 0,
3184	parked => 1,
3185	prio => 0,
3186	at => $NEXT_TICK || $TICK,
3187	data => WF_AUTOCANCEL,
3188	cb => sub {
3189	if ($Coro::current != $Coro::main) {	3948	if ($Coro::current != $Coro::main) {
3190	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3949	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3191	unless ++$bug_warning > 10;	3950	unless ++$bug_warning > 10;
3192	return;	3951	return;
3193	}	3952	}
3194		3953
3195	$NOW = $tick_start = Event::time;
3196
3197	cf::server_tick; # one server iteration	3954	cf::server_tick; # one server iteration
3198		3955
3199	0 && sync_job {#d#	3956	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3200	for(1..10) {
3201	my $t = Event::time;
3202	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3203	or die;
3204		3957
3205	$map->width (50);	3958	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3206	$map->height (50);	3959	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3207	$map->alloc;	3960	Coro::async_pool {
3208	$map->_load_objects ("/tmp/x.map", 1);	3961	$Coro::current->{desc} = "runtime saver";
3209	my $t = Event::time - $t;	3962	write_runtime_sync
3210		3963	or warn "ERROR: unable to write runtime file: $!";
3211	#next unless $t < 0.0013;#d#
3212	if ($t < $min) {
3213	$min = $t;
3214	}
3215	$avg = $avg * 0.99 + $t * 0.01;
3216	}
3217	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3218	exit 0;
3219	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3220	};	3964	};
		3965	}
3221		3966
3222	$RUNTIME += $TICK;
3223	$NEXT_TICK += $TICK;
3224
3225	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3226	$NEXT_RUNTIME_WRITE = $NOW + 10;
3227	Coro::async_pool {
3228	write_runtime
3229	or warn "ERROR: unable to write runtime file: $!";
3230	};
3231	}
3232
3233	# my $AFTER = Event::time;
3234	# warn $AFTER - $NOW;#d#
3235
3236	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3967	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3237	$sig->send;	3968	$sig->send;
3238	}	3969	}
3239	while (my $sig = shift @WAIT_FOR_TICK) {	3970	while (my $sig = shift @WAIT_FOR_TICK) {
3240	$sig->send;	3971	$sig->send;
3241	}	3972	}
3242		3973
3243	$NOW = Event::time;	3974	$LOAD = ($NOW - $TICK_START) / $TICK;
3244
3245	# if we are delayed by four ticks or more, skip them all
3246	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3247
3248	$TICK_WATCHER->at ($NEXT_TICK);
3249	$TICK_WATCHER->start;
3250
3251	$LOAD = ($NOW - $tick_start) / $TICK;
3252	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3975	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3253		3976
3254	_post_tick;	3977	if (0) {
3255		3978	if ($NEXT_TICK) {
3256		3979	my $jitter = $TICK_START - $NEXT_TICK;
		3980	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3981	warn "jitter $JITTER\n";#d#
		3982	}
3257	},	3983	}
3258	);	3984	}
3259		3985
3260	{	3986	{
3261	BDB::max_poll_time $TICK * 0.1;	3987	# configure BDB
3262	$BDB_POLL_WATCHER = Event->io (	3988
3263	reentrant => 0,
3264	fd => BDB::poll_fileno,
3265	poll => 'r',
3266	prio => 0,
3267	data => WF_AUTOCANCEL,
3268	cb => \&BDB::poll_cb,
3269	);
3270	BDB::min_parallel 8;	3989	BDB::min_parallel 16;
3271		3990	BDB::max_poll_reqs $TICK * 0.1;
3272	BDB::set_sync_prepare {	3991	$AnyEvent::BDB::WATCHER->priority (1);
3273	my $status;
3274	my $current = $Coro::current;
3275	(
3276	sub {
3277	$status = $!;
3278	$current->ready; undef $current;
3279	},
3280	sub {
3281	Coro::schedule while defined $current;
3282	$! = $status;
3283	},
3284	)
3285	};
3286		3992
3287	unless ($DB_ENV) {	3993	unless ($DB_ENV) {
3288	$DB_ENV = BDB::db_env_create;	3994	$DB_ENV = BDB::db_env_create;
		3995	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3996	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3997	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3998	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3999	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3289		4000
3290	cf::sync_job {	4001	cf::sync_job {
3291	eval {	4002	eval {
3292	BDB::db_env_open	4003	BDB::db_env_open
3293	$DB_ENV,	4004	$DB_ENV,
…		…
3295	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4006	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3296	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4007	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3297	0666;	4008	0666;
3298		4009
3299	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4010	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3300
3301	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3302	$DB_ENV->set_lk_detect;
3303	};	4011	};
3304		4012
3305	cf::cleanup "db_env_open(db): $@" if $@;	4013	cf::cleanup "db_env_open(db): $@" if $@;
3306	};	4014	};
3307	}	4015	}
		4016
		4017	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4018	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4019	};
		4020	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4021	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4022	};
		4023	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4024	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4025	};
3308	}	4026	}
3309		4027
3310	{	4028	{
		4029	# configure IO::AIO
		4030
3311	IO::AIO::min_parallel 8;	4031	IO::AIO::min_parallel 8;
3312
3313	undef $Coro::AIO::WATCHER;
3314	IO::AIO::max_poll_time $TICK * 0.1;	4032	IO::AIO::max_poll_time $TICK * 0.1;
3315	$AIO_POLL_WATCHER = Event->io (	4033	undef $AnyEvent::AIO::WATCHER;
3316	reentrant => 0,
3317	data => WF_AUTOCANCEL,
3318	fd => IO::AIO::poll_fileno,
3319	poll => 'r',
3320	prio => 6,
3321	cb => \&IO::AIO::poll_cb,
3322	);
3323	}	4034	}
3324		4035
3325	my $_log_backtrace;	4036	my $_log_backtrace;
3326		4037
3327	sub _log_backtrace {	4038	sub _log_backtrace {
…		…
3330	$msg =~ s/\n//;	4041	$msg =~ s/\n//;
3331		4042
3332	# limit the # of concurrent backtraces	4043	# limit the # of concurrent backtraces
3333	if ($_log_backtrace < 2) {	4044	if ($_log_backtrace < 2) {
3334	++$_log_backtrace;	4045	++$_log_backtrace;
		4046	my $perl_bt = Carp::longmess $msg;
3335	async {	4047	async {
		4048	$Coro::current->{desc} = "abt $msg";
		4049
3336	my @bt = fork_call {	4050	my @bt = fork_call {
3337	@addr = map { sprintf "%x", $_ } @addr;	4051	@addr = map { sprintf "%x", $_ } @addr;
3338	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4052	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3339	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4053	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3340	or die "addr2line: $!";	4054	or die "addr2line: $!";
…		…
3348	}	4062	}
3349		4063
3350	@funcs	4064	@funcs
3351	};	4065	};
3352		4066
3353	LOG llevInfo, "[ABT] $msg\n";	4067	LOG llevInfo, "[ABT] $perl_bt\n";
		4068	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3354	LOG llevInfo, "[ABT] $_\n" for @bt;	4069	LOG llevInfo, "[ABT] $_\n" for @bt;
3355	--$_log_backtrace;	4070	--$_log_backtrace;
3356	};	4071	};
3357	} else {	4072	} else {
3358	LOG llevInfo, "[ABT] $msg\n";	4073	LOG llevInfo, "[ABT] $msg\n";
3359	LOG llevInfo, "[ABT] [suppressed]\n";	4074	LOG llevInfo, "[ABT] [suppressed]\n";
3360	}	4075	}
3361	}	4076	}
3362		4077
3363	# load additional modules	4078	# load additional modules
3364	use cf::pod;	4079	require "cf/$_.pm" for @EXTRA_MODULES;
		4080	cf::_connect_to_perl_2;
3365		4081
3366	END { cf::emergency_save }	4082	END { cf::emergency_save }
3367		4083
3368	1	4084	1
3369		4085

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