ViewVC Help

View File | Revision Log | Show Annotations | Download File

/cvs/deliantra/server/lib/cf.pm

Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.312 by root, Sat Jul 21 18:01:26 2007 UTC vs.
Revision 1.518 by root, Fri Apr 16 02:21:26 2010 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
		25	use 5.10.0;
3	use utf8;	26	use utf8;
4	use strict;	27	use strict qw(vars subs);
5		28
6	use Symbol;	29	use Symbol;
7	use List::Util;	30	use List::Util;
8	use Socket;	31	use Socket;
9	use Storable;	32	use EV;
10	use Event;
11	use Opcode;	33	use Opcode;
12	use Safe;	34	use Safe;
13	use Safe::Hole;	35	use Safe::Hole;
		36	use Storable ();
		37	use Carp ();
14		38
		39	use Guard ();
15	use Coro 3.61 ();	40	use Coro ();
16	use Coro::State;	41	use Coro::State;
17	use Coro::Handle;	42	use Coro::Handle;
		43	use Coro::EV;
18	use Coro::Event;	44	use Coro::AnyEvent;
19	use Coro::Timer;	45	use Coro::Timer;
20	use Coro::Signal;	46	use Coro::Signal;
21	use Coro::Semaphore;	47	use Coro::Semaphore;
		48	use Coro::SemaphoreSet;
		49	use Coro::AnyEvent;
22	use Coro::AIO;	50	use Coro::AIO;
		51	use Coro::BDB 1.6;
23	use Coro::Storable;	52	use Coro::Storable;
		53	use Coro::Util ();
24		54
25	use JSON::XS 1.4 ();	55	use JSON::XS 2.01 ();
26	use BDB ();	56	use BDB ();
27	use Data::Dumper;	57	use Data::Dumper;
28	use Digest::MD5;
29	use Fcntl;	58	use Fcntl;
30	use YAML::Syck ();	59	use YAML::XS ();
31	use IO::AIO 2.32 ();	60	use IO::AIO ();
32	use Time::HiRes;	61	use Time::HiRes;
33	use Compress::LZF;	62	use Compress::LZF;
34	use Digest::MD5 ();	63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
35		66
36	# configure various modules to our taste	67	# configure various modules to our taste
37	#	68	#
38	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
39	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	70	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		71
		72	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		73
		74	# make sure c-lzf reinitialises itself
		75	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
40	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	76	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
41		77
42	$Event::Eval = 1; # no idea why this is required, but it is	78	# strictly for debugging
43		79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
44	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
45	$YAML::Syck::ImplicitUnicode = 1;
46
47	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
48		80
49	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
50		82
51	our %COMMAND = ();	83	our %COMMAND = ();
52	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
55	our %EXTCMD = ();	87	our %EXTCMD = ();
56	our %EXTICMD = ();	88	our %EXTICMD = ();
57	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
58	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
59		91
60	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
61	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
62		96
63	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
64	our $DATADIR = datadir;	98	our $DATADIR = datadir;
65	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
66	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
67	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
68	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
73	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
		111	our %RESOURCE;
		112
		113	our $OUTPUT_RATE_MIN = 4000;
		114	our $OUTPUT_RATE_MAX = 100000;
74		115
75	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	116	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
76	our $TICK_WATCHER;
77	our $AIO_POLL_WATCHER;
78	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	117	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
79	our $NEXT_TICK;	118	our $NEXT_TICK;
80	our $NOW;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off	119	our $USE_FSYNC = 1; # use fsync to write maps - default on
82		120
		121	our $BDB_DEADLOCK_WATCHER;
		122	our $BDB_CHECKPOINT_WATCHER;
83	our $BDB_POLL_WATCHER;	123	our $BDB_TRICKLE_WATCHER;
84	our $DB_ENV;	124	our $DB_ENV;
		125
		126	our @EXTRA_MODULES = qw(pod match mapscript);
85		127
86	our %CFG;	128	our %CFG;
87		129
88	our $UPTIME; $UPTIME ||= time;	130	our $UPTIME; $UPTIME ||= time;
89	our $RUNTIME;	131	our $RUNTIME;
		132	our $NOW;
90		133
91	our %PLAYER; # all users	134	our (%PLAYER, %PLAYER_LOADING); # all users
92	our %MAP; # all maps	135	our (%MAP, %MAP_LOADING ); # all maps
93	our $LINK_MAP; # the special {link} map, which is always available	136	our $LINK_MAP; # the special {link} map, which is always available
94		137
95	# used to convert map paths into valid unix filenames by replacing / by ∕	138	# used to convert map paths into valid unix filenames by replacing / by ∕
96	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	139	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
97		140
98	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	141	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
99	our $LOADAVG; # same thing, but with alpha-smoothing	142	our $LOADAVG; # same thing, but with alpha-smoothing
		143	our $JITTER; # average jitter
100	our $tick_start; # for load detecting purposes	144	our $TICK_START; # for load detecting purposes
		145
		146	our @POST_INIT;
		147
		148	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		149	our $REALLY_UNLOOP; # never set to true, please :)
101		150
102	binmode STDOUT;	151	binmode STDOUT;
103	binmode STDERR;	152	binmode STDERR;
104		153
105	# read virtual server time, if available	154	# read virtual server time, if available
106	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	155	unless ($RUNTIME || !-e $RUNTIMEFILE) {
107	open my $fh, "<", "$LOCALDIR/runtime"	156	open my $fh, "<", $RUNTIMEFILE
108	or die "unable to read runtime file: $!";	157	or die "unable to read $RUNTIMEFILE file: $!";
109	$RUNTIME = <$fh> + 0.;	158	$RUNTIME = <$fh> + 0.;
110	}	159	}
		160
		161	eval "sub TICK() { $TICK } 1" or die;
111		162
112	mkdir $_	163	mkdir $_
113	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	164	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
114		165
115	our $EMERGENCY_POSITION;	166	our $EMERGENCY_POSITION;
116		167
117	sub cf::map::normalise;	168	sub cf::map::normalise;
		169
		170	#############################################################################
		171
		172	%REFLECT = ();
		173	for (@REFLECT) {
		174	my $reflect = JSON::XS::decode_json $_;
		175	$REFLECT{$reflect->{class}} = $reflect;
		176	}
		177
		178	# this is decidedly evil
		179	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
118		180
119	#############################################################################	181	#############################################################################
120		182
121	=head2 GLOBAL VARIABLES	183	=head2 GLOBAL VARIABLES
122		184
…		…
158		220
159	The raw value load value from the last tick.	221	The raw value load value from the last tick.
160		222
161	=item %cf::CFG	223	=item %cf::CFG
162		224
163	Configuration for the server, loaded from C</etc/crossfire/config>, or	225	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
164	from wherever your confdir points to.	226	from wherever your confdir points to.
165		227
166	=item cf::wait_for_tick, cf::wait_for_tick_begin	228	=item cf::wait_for_tick, cf::wait_for_tick_begin
167		229
168	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	230	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
169	returns directly I<after> the tick processing (and consequently, can only wake one process	231	returns directly I<after> the tick processing (and consequently, can only wake one process
170	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	232	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
171		233
172	=item @cf::INVOKE_RESULTS	234	=item @cf::INVOKE_RESULTS
173		235
174	This array contains the results of the last C<invoke ()> call. When	236	This array contains the results of the last C<invoke ()> call. When
175	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	237	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
176	that call.	238	that call.
177		239
		240	=item %cf::REFLECT
		241
		242	Contains, for each (C++) class name, a hash reference with information
		243	about object members (methods, scalars, arrays and flags) and other
		244	metadata, which is useful for introspection.
		245
178	=back	246	=back
179		247
180	=cut	248	=cut
181		249
182	BEGIN {	250	$Coro::State::WARNHOOK = sub {
183	*CORE::GLOBAL::warn = sub {
184	my $msg = join "", @_;	251	my $msg = join "", @_;
185		252
186	$msg .= "\n"	253	$msg .= "\n"
187	unless $msg =~ /\n$/;	254	unless $msg =~ /\n$/;
188		255
189	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	256	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
190		257
191	utf8::encode $msg;
192	LOG llevError, $msg;	258	LOG llevError, $msg;
193	};	259	};
194	}	260
		261	$Coro::State::DIEHOOK = sub {
		262	return unless $^S eq 0; # "eq", not "=="
		263
		264	warn Carp::longmess $_[0];
		265
		266	if ($Coro::current == $Coro::main) {#d#
		267	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		268	return;#d#
		269	}#d#
		270
		271	# kill coroutine otherwise
		272	Coro::terminate
		273	};
195		274
196	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	275	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
197	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	276	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
198	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	277	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
199	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	278	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
206	for my $pkg (qw(	285	for my $pkg (qw(
207	cf::global cf::attachable	286	cf::global cf::attachable
208	cf::object cf::object::player	287	cf::object cf::object::player
209	cf::client cf::player	288	cf::client cf::player
210	cf::arch cf::living	289	cf::arch cf::living
		290	cf::map cf::mapspace
211	cf::map cf::party cf::region	291	cf::party cf::region
212	)) {	292	)) {
213	no strict 'refs';
214	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	293	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
215	}	294	}
216		295
217	$Event::DIED = sub {	296	$EV::DIED = sub {
218	warn "error in event callback: @_";	297	Carp::cluck "error in event callback: @_";
219	};	298	};
220		299
221	#############################################################################	300	#############################################################################
222		301
223	=head2 UTILITY FUNCTIONS	302	=head2 UTILITY FUNCTIONS
…		…
245	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	324	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
246	$d	325	$d
247	} || "[unable to dump $_[0]: '$@']";	326	} || "[unable to dump $_[0]: '$@']";
248	}	327	}
249		328
250	=item $ref = cf::from_json $json	329	=item $ref = cf::decode_json $json
251		330
252	Converts a JSON string into the corresponding perl data structure.	331	Converts a JSON string into the corresponding perl data structure.
253		332
254	=item $json = cf::to_json $ref	333	=item $json = cf::encode_json $ref
255		334
256	Converts a perl data structure into its JSON representation.	335	Converts a perl data structure into its JSON representation.
257		336
258	=cut	337	=cut
259		338
260	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	339	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
261		340
262	sub to_json ($) { $json_coder->encode ($_[0]) }	341	sub encode_json($) { $json_coder->encode ($_[0]) }
263	sub from_json ($) { $json_coder->decode ($_[0]) }	342	sub decode_json($) { $json_coder->decode ($_[0]) }
		343
		344	=item cf::post_init { BLOCK }
		345
		346	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		347	but I<before> the server starts ticking again.
		348
		349	The cdoeblock will have a single boolean argument to indicate whether this
		350	is a reload or not.
		351
		352	=cut
		353
		354	sub post_init(&) {
		355	push @POST_INIT, shift;
		356	}
264		357
265	=item cf::lock_wait $string	358	=item cf::lock_wait $string
266		359
267	Wait until the given lock is available. See cf::lock_acquire.	360	Wait until the given lock is available. See cf::lock_acquire.
268		361
269	=item my $lock = cf::lock_acquire $string	362	=item my $lock = cf::lock_acquire $string
270		363
271	Wait until the given lock is available and then acquires it and returns	364	Wait until the given lock is available and then acquires it and returns
272	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	365	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
273	for example when the coroutine gets canceled), the lock is automatically	366	for example when the coroutine gets canceled), the lock is automatically
274	returned.	367	returned.
275		368
		369	Locks are *not* recursive, locking from the same coro twice results in a
		370	deadlocked coro.
		371
276	Lock names should begin with a unique identifier (for example, cf::map::find	372	Lock names should begin with a unique identifier (for example, cf::map::find
277	uses map_find and cf::map::load uses map_load).	373	uses map_find and cf::map::load uses map_load).
278		374
279	=item $locked = cf::lock_active $string	375	=item $locked = cf::lock_active $string
280		376
281	Return true if the lock is currently active, i.e. somebody has locked it.	377	Return true if the lock is currently active, i.e. somebody has locked it.
282		378
283	=cut	379	=cut
284		380
285	our %LOCK;	381	our $LOCKS = new Coro::SemaphoreSet;
286		382
287	sub lock_wait($) {	383	sub lock_wait($) {
288	my ($key) = @_;	384	$LOCKS->wait ($_[0]);
289
290	# wait for lock, if any
291	while ($LOCK{$key}) {
292	push @{ $LOCK{$key} }, $Coro::current;
293	Coro::schedule;
294	}
295	}	385	}
296		386
297	sub lock_acquire($) {	387	sub lock_acquire($) {
298	my ($key) = @_;	388	$LOCKS->guard ($_[0])
299
300	# wait, to be sure we are not locked
301	lock_wait $key;
302
303	$LOCK{$key} = [];
304
305	Coro::guard {
306	# wake up all waiters, to be on the safe side
307	$_->ready for @{ delete $LOCK{$key} };
308	}
309	}	389	}
310		390
311	sub lock_active($) {	391	sub lock_active($) {
312	my ($key) = @_;	392	$LOCKS->count ($_[0]) < 1
313
314	! ! $LOCK{$key}
315	}	393	}
316		394
317	sub freeze_mainloop {	395	sub freeze_mainloop {
318	return unless $TICK_WATCHER->is_active;	396	tick_inhibit_inc;
319		397
320	my $guard = Coro::guard {	398	&Guard::guard (\&tick_inhibit_dec);
321	$TICK_WATCHER->start;	399	}
		400
		401	=item cf::periodic $interval, $cb
		402
		403	Like EV::periodic, but randomly selects a starting point so that the actions
		404	get spread over time.
		405
		406	=cut
		407
		408	sub periodic($$) {
		409	my ($interval, $cb) = @_;
		410
		411	my $start = rand List::Util::min 180, $interval;
		412
		413	EV::periodic $start, $interval, 0, $cb
		414	}
		415
		416	=item cf::get_slot $time[, $priority[, $name]]
		417
		418	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		419	This call blocks and returns only when you have at least C<$time> seconds
		420	of cpu time till the next tick. The slot is only valid till the next cede.
		421
		422	The optional C<$name> can be used to identify the job to run. It might be
		423	used for statistical purposes and should identify the same time-class.
		424
		425	Useful for short background jobs.
		426
		427	=cut
		428
		429	our @SLOT_QUEUE;
		430	our $SLOT_QUEUE;
		431	our $SLOT_DECAY = 0.9;
		432
		433	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		434	$SLOT_QUEUE = Coro::async {
		435	$Coro::current->desc ("timeslot manager");
		436
		437	my $signal = new Coro::Signal;
		438	my $busy;
		439
		440	while () {
		441	next_job:
		442
		443	my $avail = cf::till_tick;
		444
		445	for (0 .. $#SLOT_QUEUE) {
		446	if ($SLOT_QUEUE[$_][0] <= $avail) {
		447	$busy = 0;
		448	my $job = splice @SLOT_QUEUE, $_, 1, ();
		449	$job->[2]->send;
		450	Coro::cede;
		451	goto next_job;
		452	} else {
		453	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
		454	}
		455	}
		456
		457	if (@SLOT_QUEUE) {
		458	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		459	push @cf::WAIT_FOR_TICK, $signal;
		460	$signal->wait;
		461	} else {
		462	$busy = 0;
		463	Coro::schedule;
		464	}
322	};	465	}
323	$TICK_WATCHER->stop;	466	};
324	$guard	467
		468	sub get_slot($;$$) {
		469	return if tick_inhibit || $Coro::current == $Coro::main;
		470
		471	my ($time, $pri, $name) = @_;
		472
		473	$time = clamp $time, 0.01, $TICK * .6;
		474
		475	my $sig = new Coro::Signal;
		476
		477	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		478	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		479	$SLOT_QUEUE->ready;
		480	$sig->wait;
325	}	481	}
326		482
327	=item cf::async { BLOCK }	483	=item cf::async { BLOCK }
328		484
329	Currently the same as Coro::async_pool, meaning you cannot use	485	Currently the same as Coro::async_pool, meaning you cannot use
…		…
334		490
335	BEGIN { *async = \&Coro::async_pool }	491	BEGIN { *async = \&Coro::async_pool }
336		492
337	=item cf::sync_job { BLOCK }	493	=item cf::sync_job { BLOCK }
338		494
339	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	495	The design of Deliantra requires that the main coroutine ($Coro::main)
340	is always able to handle events or runnable, as Crossfire TRT is only	496	is always able to handle events or runnable, as Deliantra is only
341	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	497	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
342	acceptable.	498	acceptable.
343		499
344	If it must be done, put the blocking parts into C<sync_job>. This will run	500	If it must be done, put the blocking parts into C<sync_job>. This will run
345	the given BLOCK in another coroutine while waiting for the result. The	501	the given BLOCK in another coroutine while waiting for the result. The
…		…
350		506
351	sub sync_job(&) {	507	sub sync_job(&) {
352	my ($job) = @_;	508	my ($job) = @_;
353		509
354	if ($Coro::current == $Coro::main) {	510	if ($Coro::current == $Coro::main) {
355	my $time = Event::time;	511	my $time = AE::time;
356		512
357	# this is the main coro, too bad, we have to block	513	# this is the main coro, too bad, we have to block
358	# till the operation succeeds, freezing the server :/	514	# till the operation succeeds, freezing the server :/
359		515
360	# TODO: use suspend/resume instead	516	LOG llevError, Carp::longmess "sync job";#d#
361	# (but this is cancel-safe)	517
362	my $freeze_guard = freeze_mainloop;	518	my $freeze_guard = freeze_mainloop;
363		519
364	my $busy = 1;	520	my $busy = 1;
365	my @res;	521	my @res;
366		522
367	(async {	523	(async {
		524	$Coro::current->desc ("sync job coro");
368	@res = eval { $job->() };	525	@res = eval { $job->() };
369	warn $@ if $@;	526	warn $@ if $@;
370	undef $busy;	527	undef $busy;
371	})->prio (Coro::PRIO_MAX);	528	})->prio (Coro::PRIO_MAX);
372		529
373	while ($busy) {	530	while ($busy) {
374	Coro::cede or Event::one_event;	531	if (Coro::nready) {
		532	Coro::cede_notself;
		533	} else {
		534	EV::loop EV::LOOP_ONESHOT;
375	}	535	}
		536	}
376		537
377	$time = Event::time - $time;	538	my $time = AE::time - $time;
378		539
379	LOG llevError | logBacktrace, Carp::longmess "long sync job"
380	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
381
382	$tick_start += $time; # do not account sync jobs to server load	540	$TICK_START += $time; # do not account sync jobs to server load
383		541
384	wantarray ? @res : $res[0]	542	wantarray ? @res : $res[0]
385	} else {	543	} else {
386	# we are in another coroutine, how wonderful, everything just works	544	# we are in another coroutine, how wonderful, everything just works
387		545
…		…
412	=item fork_call { }, $args	570	=item fork_call { }, $args
413		571
414	Executes the given code block with the given arguments in a seperate	572	Executes the given code block with the given arguments in a seperate
415	process, returning the results. Everything must be serialisable with	573	process, returning the results. Everything must be serialisable with
416	Coro::Storable. May, of course, block. Note that the executed sub may	574	Coro::Storable. May, of course, block. Note that the executed sub may
417	never block itself or use any form of Event handling.	575	never block itself or use any form of event handling.
418		576
419	=cut	577	=cut
420
421	sub _store_scalar {
422	open my $fh, ">", \my $buf
423	or die "fork_call: cannot open fh-to-buf in child : $!";
424	Storable::store_fd $_[0], $fh;
425	close $fh;
426
427	$buf
428	}
429		578
430	sub fork_call(&@) {	579	sub fork_call(&@) {
431	my ($cb, @args) = @_;	580	my ($cb, @args) = @_;
432		581
433	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	582	# we seemingly have to make a local copy of the whole thing,
434	# or die "socketpair: $!";	583	# otherwise perl prematurely frees the stuff :/
435	pipe my $fh1, my $fh2	584	# TODO: investigate and fix (likely this will be rather laborious)
436	or die "pipe: $!";
437		585
438	if (my $pid = fork) {	586	my @res = Coro::Util::fork_eval {
439	close $fh2;
440
441	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
442	warn "pst<$res>" unless $res =~ /^pst/;
443	$res = Coro::Storable::thaw $res;
444
445	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
446
447	Carp::confess $$res unless "ARRAY" eq ref $res;
448
449	return wantarray ? @$res : $res->[-1];
450	} else {
451	reset_signals;	587	reset_signals;
452	local $SIG{__WARN__};	588	&$cb
453	local $SIG{__DIE__};	589	}, @args;
454	# just in case, this hack effectively disables event
455	# in the child. cleaner and slower would be canceling all watchers,
456	# but this works for the time being.
457	local $Coro::idle;
458	$Coro::current->prio (Coro::PRIO_MAX);
459		590
460	eval {	591	wantarray ? @res : $res[-1]
461	close $fh1;	592	}
462		593
463	my @res = eval { $cb->(@args) };	594	sub objinfo {
464
465	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;
466	close $fh2;
467	};
468
469	warn $@ if $@;
470	_exit 0;
471	}	595	(
		596	"counter value" => cf::object::object_count,
		597	"objects created" => cf::object::create_count,
		598	"objects destroyed" => cf::object::destroy_count,
		599	"freelist size" => cf::object::free_count,
		600	"allocated objects" => cf::object::objects_size,
		601	"active objects" => cf::object::actives_size,
		602	)
		603	}
		604
		605	=item $coin = coin_from_name $name
		606
		607	=cut
		608
		609	our %coin_alias = (
		610	"silver" => "silvercoin",
		611	"silvercoin" => "silvercoin",
		612	"silvercoins" => "silvercoin",
		613	"gold" => "goldcoin",
		614	"goldcoin" => "goldcoin",
		615	"goldcoins" => "goldcoin",
		616	"platinum" => "platinacoin",
		617	"platinumcoin" => "platinacoin",
		618	"platinumcoins" => "platinacoin",
		619	"platina" => "platinacoin",
		620	"platinacoin" => "platinacoin",
		621	"platinacoins" => "platinacoin",
		622	"royalty" => "royalty",
		623	"royalties" => "royalty",
		624	);
		625
		626	sub coin_from_name($) {
		627	$coin_alias{$_[0]}
		628	? cf::arch::find $coin_alias{$_[0]}
		629	: undef
472	}	630	}
473		631
474	=item $value = cf::db_get $family => $key	632	=item $value = cf::db_get $family => $key
475		633
476	Returns a single value from the environment database.	634	Returns a single value from the environment database.
…		…
478	=item cf::db_put $family => $key => $value	636	=item cf::db_put $family => $key => $value
479		637
480	Stores the given C<$value> in the family. It can currently store binary	638	Stores the given C<$value> in the family. It can currently store binary
481	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	639	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
482		640
		641	=item $db = cf::db_table "name"
		642
		643	Create and/or open a new database table. The string must not be "db" and must be unique
		644	within each server.
		645
483	=cut	646	=cut
		647
		648	sub db_table($) {
		649	my ($name) = @_;
		650	my $db = BDB::db_create $DB_ENV;
		651
		652	eval {
		653	$db->set_flags (BDB::CHKSUM);
		654
		655	utf8::encode $name;
		656	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		657	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		658	cf::cleanup "db_open(db): $!" if $!;
		659	};
		660	cf::cleanup "db_open(db): $@" if $@;
		661
		662	$db
		663	}
484		664
485	our $DB;	665	our $DB;
486		666
487	sub db_init {	667	sub db_init {
488	unless ($DB) {
489	$DB = BDB::db_create $DB_ENV;
490
491	cf::sync_job {	668	cf::sync_job {
492	eval {	669	$DB ||= db_table "db";
493	$DB->set_flags (BDB::CHKSUM);
494
495	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
496	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
497	cf::cleanup "db_open(db): $!" if $!;
498	};
499	cf::cleanup "db_open(db): $@" if $@;
500	};
501	}	670	};
502	}	671	}
503		672
504	sub db_get($$) {	673	sub db_get($$) {
505	my $key = "$_[0]/$_[1]";	674	my $key = "$_[0]/$_[1]";
506		675
…		…
556	if (1) {	725	if (1) {
557	$md5 =	726	$md5 =
558	join "\x00",	727	join "\x00",
559	$processversion,	728	$processversion,
560	map {	729	map {
561	Coro::cede;	730	cf::cede_to_tick;
562	($src->[$_], Digest::MD5::md5_hex $data[$_])	731	($src->[$_], Digest::MD5::md5_hex $data[$_])
563	} 0.. $#$src;	732	} 0.. $#$src;
564		733
565		734
566	my $dbmd5 = db_get cache => "$id/md5";	735	my $dbmd5 = db_get cache => "$id/md5";
…		…
604		773
605	#############################################################################	774	#############################################################################
606		775
607	=head2 ATTACHABLE OBJECTS	776	=head2 ATTACHABLE OBJECTS
608		777
609	Many objects in crossfire are so-called attachable objects. That means you can	778	Many objects in deliantra are so-called attachable objects. That means you can
610	attach callbacks/event handlers (a collection of which is called an "attachment")	779	attach callbacks/event handlers (a collection of which is called an "attachment")
611	to it. All such attachable objects support the following methods.	780	to it. All such attachable objects support the following methods.
612		781
613	In the following description, CLASS can be any of C<global>, C<object>	782	In the following description, CLASS can be any of C<global>, C<object>
614	C<player>, C<client> or C<map> (i.e. the attachable objects in	783	C<player>, C<client> or C<map> (i.e. the attachable objects in
615	Crossfire TRT).	784	Deliantra).
616		785
617	=over 4	786	=over 4
618		787
619	=item $attachable->attach ($attachment, key => $value...)	788	=item $attachable->attach ($attachment, key => $value...)
620		789
…		…
664	=item cf::CLASS::attachment $name, ...	833	=item cf::CLASS::attachment $name, ...
665		834
666	Register an attachment by C<$name> through which attachable objects of the	835	Register an attachment by C<$name> through which attachable objects of the
667	given CLASS can refer to this attachment.	836	given CLASS can refer to this attachment.
668		837
669	Some classes such as crossfire maps and objects can specify attachments	838	Some classes such as deliantra maps and objects can specify attachments
670	that are attached at load/instantiate time, thus the need for a name.	839	that are attached at load/instantiate time, thus the need for a name.
671		840
672	These calls expect any number of the following handler/hook descriptions:	841	These calls expect any number of the following handler/hook descriptions:
673		842
674	=over 4	843	=over 4
…		…
902	}	1071	}
903		1072
904	0	1073	0
905	}	1074	}
906		1075
907	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1076	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
908		1077
909	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1078	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
910		1079
911	Generate an object-specific event with the given arguments.	1080	Generate an object-specific event with the given arguments.
912		1081
…		…
918		1087
919	=cut	1088	=cut
920		1089
921	#############################################################################	1090	#############################################################################
922	# object support	1091	# object support
923	#
924		1092
		1093	sub _object_equal($$);
		1094	sub _object_equal($$) {
		1095	my ($a, $b) = @_;
		1096
		1097	return 0 unless (ref $a) eq (ref $b);
		1098
		1099	if ("HASH" eq ref $a) {
		1100	my @ka = keys %$a;
		1101	my @kb = keys %$b;
		1102
		1103	return 0 if @ka != @kb;
		1104
		1105	for (0 .. $#ka) {
		1106	return 0 unless $ka[$_] eq $kb[$_];
		1107	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1108	}
		1109
		1110	} elsif ("ARRAY" eq ref $a) {
		1111
		1112	return 0 if @$a != @$b;
		1113
		1114	for (0 .. $#$a) {
		1115	return 0 unless _object_equal $a->[$_], $b->[$_];
		1116	}
		1117
		1118	} elsif ($a ne $b) {
		1119	return 0;
		1120	}
		1121
		1122	1
		1123	}
		1124
		1125	our $SLOW_MERGES;#d#
925	sub _can_merge {	1126	sub _can_merge {
926	my ($ob1, $ob2) = @_;	1127	my ($ob1, $ob2) = @_;
927		1128
928	local $Storable::canonical = 1;	1129	++$SLOW_MERGES;#d#
929	my $fob1 = Storable::freeze $ob1;
930	my $fob2 = Storable::freeze $ob2;
931		1130
932	$fob1 eq $fob2	1131	# we do the slow way here
		1132	return _object_equal $ob1, $ob2
933	}	1133	}
934		1134
935	sub reattach {	1135	sub reattach {
936	# basically do the same as instantiate, without calling instantiate	1136	# basically do the same as instantiate, without calling instantiate
937	my ($obj) = @_;	1137	my ($obj) = @_;
938		1138
		1139	# no longer needed after getting rid of delete_package?
939	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1140	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
940		1141
941	my $registry = $obj->registry;	1142	my $registry = $obj->registry;
942		1143
943	@$registry = ();	1144	@$registry = ();
944		1145
…		…
959	cf::attachable->attach (	1160	cf::attachable->attach (
960	prio => -1000000,	1161	prio => -1000000,
961	on_instantiate => sub {	1162	on_instantiate => sub {
962	my ($obj, $data) = @_;	1163	my ($obj, $data) = @_;
963		1164
964	$data = from_json $data;	1165	$data = decode_json $data;
965		1166
966	for (@$data) {	1167	for (@$data) {
967	my ($name, $args) = @$_;	1168	my ($name, $args) = @$_;
968		1169
969	$obj->attach ($name, %{$args || {} });	1170	$obj->attach ($name, %{$args || {} });
…		…
985	sub object_freezer_save {	1186	sub object_freezer_save {
986	my ($filename, $rdata, $objs) = @_;	1187	my ($filename, $rdata, $objs) = @_;
987		1188
988	sync_job {	1189	sync_job {
989	if (length $$rdata) {	1190	if (length $$rdata) {
		1191	utf8::decode (my $decname = $filename);
990	warn sprintf "saving %s (%d,%d)\n",	1192	warn sprintf "saving %s (%d,%d)\n",
991	$filename, length $$rdata, scalar @$objs;	1193	$decname, length $$rdata, scalar @$objs;
992		1194
993	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1195	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
994	chmod SAVE_MODE, $fh;	1196	aio_chmod $fh, SAVE_MODE;
995	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1197	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
996	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	}
997	close $fh;	1202	aio_close $fh;
998		1203
999	if (@$objs) {	1204	if (@$objs) {
1000	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1205	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1001	chmod SAVE_MODE, $fh;	1206	aio_chmod $fh, SAVE_MODE;
1002	my $data = Storable::nfreeze { version => 1, objs => $objs };	1207	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1003	aio_write $fh, 0, (length $data), $data, 0;	1208	aio_write $fh, 0, (length $data), $data, 0;
1004	aio_fsync $fh if $cf::USE_FSYNC;	1209	if ($cf::USE_FSYNC) {
		1210	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1211	aio_fsync $fh;
		1212	}
1005	close $fh;	1213	aio_close $fh;
1006	aio_rename "$filename.pst~", "$filename.pst";	1214	aio_rename "$filename.pst~", "$filename.pst";
1007	}	1215	}
1008	} else {	1216	} else {
1009	aio_unlink "$filename.pst";	1217	aio_unlink "$filename.pst";
1010	}	1218	}
1011		1219
1012	aio_rename "$filename~", $filename;	1220	aio_rename "$filename~", $filename;
		1221
		1222	$filename =~ s%/[^/]+$%%;
		1223	aio_pathsync $filename if $cf::USE_FSYNC;
1013	} else {	1224	} else {
1014	warn "FATAL: $filename~: $!\n";	1225	warn "unable to save objects: $filename~: $!\n";
1015	}	1226	}
1016	} else {	1227	} else {
1017	aio_unlink $filename;	1228	aio_unlink $filename;
1018	aio_unlink "$filename.pst";	1229	aio_unlink "$filename.pst";
1019	}	1230	}
1020	}	1231	};
1021	}	1232	}
1022		1233
1023	sub object_freezer_as_string {	1234	sub object_freezer_as_string {
1024	my ($rdata, $objs) = @_;	1235	my ($rdata, $objs) = @_;
1025		1236
…		…
1037	or return;	1248	or return;
1038		1249
1039	unless (aio_stat "$filename.pst") {	1250	unless (aio_stat "$filename.pst") {
1040	(aio_load "$filename.pst", $av) >= 0	1251	(aio_load "$filename.pst", $av) >= 0
1041	or return;	1252	or return;
		1253
1042	$av = eval { (Storable::thaw $av)->{objs} };	1254	my $st = eval { Coro::Storable::thaw $av };
		1255	$av = $st->{objs};
1043	}	1256	}
1044		1257
		1258	utf8::decode (my $decname = $filename);
1045	warn sprintf "loading %s (%d)\n",	1259	warn sprintf "loading %s (%d,%d)\n",
1046	$filename, length $data, scalar @{$av || []};	1260	$decname, length $data, scalar @{$av || []};
		1261
1047	return ($data, $av);	1262	($data, $av)
1048	}	1263	}
1049		1264
1050	=head2 COMMAND CALLBACKS	1265	=head2 COMMAND CALLBACKS
1051		1266
1052	=over 4	1267	=over 4
…		…
1106	my ($name, $cb) = @_;	1321	my ($name, $cb) = @_;
1107		1322
1108	$EXTICMD{$name} = $cb;	1323	$EXTICMD{$name} = $cb;
1109	}	1324	}
1110		1325
		1326	use File::Glob ();
		1327
1111	cf::player->attach (	1328	cf::player->attach (
1112	on_command => sub {	1329	on_unknown_command => sub {
1113	my ($pl, $name, $params) = @_;	1330	my ($pl, $name, $params) = @_;
1114		1331
1115	my $cb = $COMMAND{$name}	1332	my $cb = $COMMAND{$name}
1116	or return;	1333	or return;
1117		1334
…		…
1125	my ($pl, $buf) = @_;	1342	my ($pl, $buf) = @_;
1126		1343
1127	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1344	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1128		1345
1129	if (ref $msg) {	1346	if (ref $msg) {
		1347	my ($type, $reply, @payload) =
		1348	"ARRAY" eq ref $msg
		1349	? @$msg
		1350	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1351
		1352	my @reply;
		1353
1130	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1354	if (my $cb = $EXTCMD{$type}) {
1131	if (my %reply = $cb->($pl, $msg)) {	1355	@reply = $cb->($pl, @payload);
1132	$pl->ext_reply ($msg->{msgid}, %reply);
1133	}
1134	}	1356	}
		1357
		1358	$pl->ext_reply ($reply, @reply)
		1359	if $reply;
		1360
1135	} else {	1361	} else {
1136	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1362	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1137	}	1363	}
1138		1364
1139	cf::override;	1365	cf::override;
1140	},	1366	},
1141	);	1367	);
		1368
		1369	# "readahead" all extensions
		1370	sub cache_extensions {
		1371	my $grp = IO::AIO::aio_group;
		1372
		1373	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1374	for (grep /\.ext$/, @{$_[0]}) {
		1375	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1376	}
		1377	};
		1378
		1379	$grp
		1380	}
1142		1381
1143	sub load_extensions {	1382	sub load_extensions {
1144	cf::sync_job {	1383	cf::sync_job {
1145	my %todo;	1384	my %todo;
1146		1385
…		…
1166		1405
1167	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1406	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1168	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1407	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1169		1408
1170	$ext{source} =	1409	$ext{source} =
1171	"package $pkg; use strict; use utf8;\n"	1410	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1172	. "#line 1 \"$path\"\n{\n"	1411	. "#line 1 \"$path\"\n{\n"
1173	. $source	1412	. $source
1174	. "\n};\n1";	1413	. "\n};\n1";
1175		1414
1176	$todo{$base} = \%ext;	1415	$todo{$base} = \%ext;
1177	}	1416	}
1178		1417
		1418	my $pass = 0;
1179	my %done;	1419	my %done;
1180	while (%todo) {	1420	while (%todo) {
1181	my $progress;	1421	my $progress;
1182		1422
		1423	++$pass;
		1424
		1425	ext:
1183	while (my ($k, $v) = each %todo) {	1426	while (my ($k, $v) = each %todo) {
1184	for (split /,\s*/, $v->{meta}{depends}) {	1427	for (split /,\s*/, $v->{meta}{depends}) {
1185	goto skip	1428	next ext
1186	unless exists $done{$_};	1429	unless exists $done{$_};
1187	}	1430	}
1188		1431
1189	warn "... loading '$k' into '$v->{pkg}'\n";	1432	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1190		1433
1191	unless (eval $v->{source}) {	1434	my $active = eval $v->{source};
		1435
		1436	if (length $@) {
1192	my $msg = $@ ? "$v->{path}: $@\n"	1437	warn "$v->{path}: $@\n";
1193	: "$v->{base}: extension inactive.\n";
1194		1438
		1439	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1195	if (exists $v->{meta}{mandatory}) {	1440	if exists $v->{meta}{mandatory};
1196	warn $msg;	1441	} else {
1197	warn "mandatory extension failed to load, exiting.\n";	1442	$done{$k} = delete $todo{$k};
1198	exit 1;	1443	push @EXTS, $v->{pkg};
1199	}	1444	$progress = 1;
1200		1445
1201	warn $msg;	1446	warn "$v->{base}: extension inactive.\n"
		1447	unless $active;
1202	}	1448	}
1203
1204	$done{$k} = delete $todo{$k};
1205	push @EXTS, $v->{pkg};
1206	$progress = 1;
1207	}	1449	}
1208		1450
1209	skip:	1451	unless ($progress) {
1210	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1452	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1211	unless $progress;	1453
		1454	while (my ($k, $v) = each %todo) {
		1455	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1456	if exists $v->{meta}{mandatory};
		1457	}
		1458	}
1212	}	1459	}
1213	};	1460	};
1214	}	1461	}
1215		1462
1216	#############################################################################	1463	#############################################################################
1217		1464
1218	=back	1465	=back
1219		1466
1220	=head2 CORE EXTENSIONS	1467	=head2 CORE EXTENSIONS
1221		1468
1222	Functions and methods that extend core crossfire objects.	1469	Functions and methods that extend core deliantra objects.
1223		1470
1224	=cut	1471	=cut
1225		1472
1226	package cf::player;	1473	package cf::player;
1227		1474
1228	use Coro::AIO;	1475	use Coro::AIO;
1229		1476
1230	=head3 cf::player	1477	=head3 cf::player
1231		1478
1232	=over 4	1479	=over 4
		1480
		1481	=item cf::player::num_playing
		1482
		1483	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1484
		1485	=cut
		1486
		1487	sub num_playing {
		1488	scalar grep
		1489	$_->ob->map
		1490	&& !$_->hidden
		1491	&& !$_->ob->flag (cf::FLAG_WIZ),
		1492	cf::player::list
		1493	}
1233		1494
1234	=item cf::player::find $login	1495	=item cf::player::find $login
1235		1496
1236	Returns the given player object, loading it if necessary (might block).	1497	Returns the given player object, loading it if necessary (might block).
1237		1498
…		…
1256		1517
1257	sub exists($) {	1518	sub exists($) {
1258	my ($login) = @_;	1519	my ($login) = @_;
1259		1520
1260	$cf::PLAYER{$login}	1521	$cf::PLAYER{$login}
1261	or cf::sync_job { !aio_stat path $login }	1522	or !aio_stat path $login
1262	}	1523	}
1263		1524
1264	sub find($) {	1525	sub find($) {
1265	return $cf::PLAYER{$_[0]} || do {	1526	return $cf::PLAYER{$_[0]} || do {
1266	my $login = $_[0];	1527	my $login = $_[0];
…		…
1273	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1534	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1274	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1535	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1275	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1536	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1276	aio_unlink +(playerdir $login) . "/$login.pl";	1537	aio_unlink +(playerdir $login) . "/$login.pl";
1277		1538
1278	my $pl = load_pl path $login	1539	my $f = new_from_file cf::object::thawer path $login
1279	or return;	1540	or return;
		1541
		1542	my $pl = cf::player::load_pl $f
		1543	or return;
		1544
		1545	local $cf::PLAYER_LOADING{$login} = $pl;
		1546	$f->resolve_delayed_derefs;
1280	$cf::PLAYER{$login} = $pl	1547	$cf::PLAYER{$login} = $pl
1281	}	1548	}
1282	}	1549	}
1283	}	1550	}
		1551
		1552	cf::player->attach (
		1553	on_load => sub {
		1554	my ($pl, $path) = @_;
		1555
		1556	# restore slots saved in save, below
		1557	my $slots = delete $pl->{_slots};
		1558
		1559	$pl->ob->current_weapon ($slots->[0]);
		1560	$pl->combat_ob ($slots->[1]);
		1561	$pl->ranged_ob ($slots->[2]);
		1562	},
		1563	);
1284		1564
1285	sub save($) {	1565	sub save($) {
1286	my ($pl) = @_;	1566	my ($pl) = @_;
1287		1567
1288	return if $pl->{deny_save};	1568	return if $pl->{deny_save};
…		…
1293	return if $pl->{deny_save};	1573	return if $pl->{deny_save};
1294		1574
1295	aio_mkdir playerdir $pl, 0770;	1575	aio_mkdir playerdir $pl, 0770;
1296	$pl->{last_save} = $cf::RUNTIME;	1576	$pl->{last_save} = $cf::RUNTIME;
1297		1577
		1578	cf::get_slot 0.01;
		1579
		1580	# save slots, to be restored later
		1581	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
		1582
1298	$pl->save_pl ($path);	1583	$pl->save_pl ($path);
1299	Coro::cede;	1584	cf::cede_to_tick;
1300	}	1585	}
1301		1586
1302	sub new($) {	1587	sub new($) {
1303	my ($login) = @_;	1588	my ($login) = @_;
1304		1589
…		…
1310	$cf::PLAYER{$login} = $self;	1595	$cf::PLAYER{$login} = $self;
1311		1596
1312	$self	1597	$self
1313	}	1598	}
1314		1599
		1600	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1601
		1602	=cut
		1603
		1604	sub send_msg {
		1605	my $ns = shift->ns
		1606	or return;
		1607	$ns->send_msg (@_);
		1608	}
		1609
1315	=item $pl->quit_character	1610	=item $pl->quit_character
1316		1611
1317	Nukes the player without looking back. If logged in, the connection will	1612	Nukes the player without looking back. If logged in, the connection will
1318	be destroyed. May block for a long time.	1613	be destroyed. May block for a long time.
1319		1614
…		…
1323	my ($pl) = @_;	1618	my ($pl) = @_;
1324		1619
1325	my $name = $pl->ob->name;	1620	my $name = $pl->ob->name;
1326		1621
1327	$pl->{deny_save} = 1;	1622	$pl->{deny_save} = 1;
1328	$pl->password ("*"); # this should lock out the player until we nuked the dir	1623	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1329		1624
1330	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1625	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1331	$pl->deactivate;	1626	$pl->deactivate;
		1627	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1628	$pl->ob->check_score;
1332	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1629	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1333	$pl->ns->destroy if $pl->ns;	1630	$pl->ns->destroy if $pl->ns;
1334		1631
1335	my $path = playerdir $pl;	1632	my $path = playerdir $pl;
1336	my $temp = "$path~$cf::RUNTIME~deleting~";	1633	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1372	or return [];	1669	or return [];
1373		1670
1374	my @logins;	1671	my @logins;
1375		1672
1376	for my $login (@$dirs) {	1673	for my $login (@$dirs) {
		1674	my $path = path $login;
		1675
		1676	# a .pst is a dead give-away for a valid player
		1677	# if no pst file found, open and chekc for blocked users
		1678	if (aio_stat "$path.pst") {
1377	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1679	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1378	aio_read $fh, 0, 512, my $buf, 0 or next;	1680	aio_read $fh, 0, 512, my $buf, 0 or next;
1379	$buf !~ /^password -------------$/m or next; # official not-valid tag	1681	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1682	}
1380		1683
1381	utf8::decode $login;	1684	utf8::decode $login;
1382	push @logins, $login;	1685	push @logins, $login;
1383	}	1686	}
1384		1687
…		…
1411	}	1714	}
1412		1715
1413	\@paths	1716	\@paths
1414	}	1717	}
1415		1718
1416	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1719	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1417		1720
1418	Expand crossfire pod fragments into protocol xml.	1721	Expand deliantra pod fragments into protocol xml.
1419		1722
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)	1723	=item $player->ext_reply ($msgid, @msg)
1467		1724
1468	Sends an ext reply to the player.	1725	Sends an ext reply to the player.
1469		1726
1470	=cut	1727	=cut
1471		1728
1472	sub ext_reply($$%) {	1729	sub ext_reply($$@) {
1473	my ($self, $id, %msg) = @_;	1730	my ($self, $id, @msg) = @_;
1474		1731
1475	$msg{msgid} = $id;	1732	$self->ns->ext_reply ($id, @msg)
1476	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1477	}	1733	}
1478		1734
1479	=item $player->ext_event ($type, %msg)	1735	=item $player->ext_msg ($type, @msg)
1480		1736
1481	Sends an ext event to the client.	1737	Sends an ext event to the client.
1482		1738
1483	=cut	1739	=cut
1484		1740
1485	sub ext_event($$%) {	1741	sub ext_msg($$@) {
1486	my ($self, $type, %msg) = @_;	1742	my ($self, $type, @msg) = @_;
1487		1743
1488	$self->ns->ext_event ($type, %msg);	1744	$self->ns->ext_msg ($type, @msg);
1489	}	1745	}
1490		1746
1491	=head3 cf::region	1747	=head3 cf::region
1492		1748
1493	=over 4	1749	=over 4
…		…
1537	our $MAX_RESET = 3600;	1793	our $MAX_RESET = 3600;
1538	our $DEFAULT_RESET = 3000;	1794	our $DEFAULT_RESET = 3000;
1539		1795
1540	sub generate_random_map {	1796	sub generate_random_map {
1541	my ($self, $rmp) = @_;	1797	my ($self, $rmp) = @_;
		1798
		1799	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1800
1542	# mit "rum" bekleckern, nicht	1801	# mit "rum" bekleckern, nicht
1543	$self->_create_random_map (	1802	$self->_create_random_map (
1544	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1803	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1545	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1804	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1546	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1805	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1547	$rmp->{exit_on_final_map},	1806	$rmp->{exit_on_final_map},
1548	$rmp->{xsize}, $rmp->{ysize},	1807	$rmp->{xsize}, $rmp->{ysize},
1549	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1808	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1550	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1809	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1668		1927
1669	# the temporary/swap location	1928	# the temporary/swap location
1670	sub save_path {	1929	sub save_path {
1671	my ($self) = @_;	1930	my ($self) = @_;
1672		1931
1673	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1932	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1674	"$TMPDIR/$path.map"	1933	"$TMPDIR/$path.map"
1675	}	1934	}
1676		1935
1677	# the unique path, undef == no special unique path	1936	# the unique path, undef == no special unique path
1678	sub uniq_path {	1937	sub uniq_path {
1679	my ($self) = @_;	1938	my ($self) = @_;
1680		1939
1681	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1940	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1682	"$UNIQUEDIR/$path"	1941	"$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	}	1942	}
1693		1943
1694	sub decay_objects {	1944	sub decay_objects {
1695	my ($self) = @_;	1945	my ($self) = @_;
1696		1946
…		…
1709		1959
1710	sub load_header_from($) {	1960	sub load_header_from($) {
1711	my ($self, $path) = @_;	1961	my ($self, $path) = @_;
1712		1962
1713	utf8::encode $path;	1963	utf8::encode $path;
1714	#aio_open $path, O_RDONLY, 0	1964	my $f = new_from_file cf::object::thawer $path
1715	# or return;
1716
1717	$self->_load_header ($path)
1718	or return;	1965	or return;
		1966
		1967	$self->_load_header ($f)
		1968	or return;
		1969
		1970	local $MAP_LOADING{$self->{path}} = $self;
		1971	$f->resolve_delayed_derefs;
1719		1972
1720	$self->{load_path} = $path;	1973	$self->{load_path} = $path;
1721		1974
1722	1	1975	1
1723	}	1976	}
…		…
1777	sub find {	2030	sub find {
1778	my ($path, $origin) = @_;	2031	my ($path, $origin) = @_;
1779		2032
1780	$path = normalise $path, $origin && $origin->path;	2033	$path = normalise $path, $origin && $origin->path;
1781		2034
		2035	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1782	cf::lock_wait "map_find:$path";	2036	my $guard2 = cf::lock_acquire "map_find:$path";
1783		2037
1784	$cf::MAP{$path} || do {	2038	$cf::MAP{$path} || do {
1785	my $guard = cf::lock_acquire "map_find:$path";
1786	my $map = new_from_path cf::map $path	2039	my $map = new_from_path cf::map $path
1787	or return;	2040	or return;
1788		2041
1789	$map->{last_save} = $cf::RUNTIME;	2042	$map->{last_save} = $cf::RUNTIME;
1790		2043
…		…
1792	or return;	2045	or return;
1793		2046
1794	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2047	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1795	# doing this can freeze the server in a sync job, obviously	2048	# doing this can freeze the server in a sync job, obviously
1796	#$cf::WAIT_FOR_TICK->wait;	2049	#$cf::WAIT_FOR_TICK->wait;
		2050	undef $guard2;
		2051	undef $guard1;
1797	$map->reset;	2052	$map->reset;
1798	undef $guard;
1799	return find $path;	2053	return find $path;
1800	}	2054	}
1801		2055
1802	$cf::MAP{$path} = $map	2056	$cf::MAP{$path} = $map
1803	}	2057	}
1804	}	2058	}
1805		2059
1806	sub pre_load { }	2060	sub pre_load { }
1807	sub post_load { }	2061	#sub post_load { } # XS
1808		2062
1809	sub load {	2063	sub load {
1810	my ($self) = @_;	2064	my ($self) = @_;
1811		2065
1812	local $self->{deny_reset} = 1; # loading can take a long time	2066	local $self->{deny_reset} = 1; # loading can take a long time
1813		2067
1814	my $path = $self->{path};	2068	my $path = $self->{path};
1815		2069
1816	{	2070	{
1817	my $guard = cf::lock_acquire "map_load:$path";	2071	my $guard = cf::lock_acquire "map_data:$path";
1818		2072
		2073	return unless $self->valid;
1819	return if $self->in_memory != cf::MAP_SWAPPED;	2074	return unless $self->in_memory == cf::MAP_SWAPPED;
1820		2075
1821	$self->in_memory (cf::MAP_LOADING);	2076	$self->in_memory (cf::MAP_LOADING);
1822		2077
1823	$self->alloc;	2078	$self->alloc;
1824		2079
1825	$self->pre_load;	2080	$self->pre_load;
1826	Coro::cede;	2081	cf::cede_to_tick;
1827		2082
		2083	my $f = new_from_file cf::object::thawer $self->{load_path};
		2084	$f->skip_block;
1828	$self->_load_objects ($self->{load_path}, 1)	2085	$self->_load_objects ($f)
1829	or return;	2086	or return;
1830		2087
1831	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2088	$self->post_load_original
1832	if delete $self->{load_original};	2089	if delete $self->{load_original};
1833		2090
1834	if (my $uniq = $self->uniq_path) {	2091	if (my $uniq = $self->uniq_path) {
1835	utf8::encode $uniq;	2092	utf8::encode $uniq;
1836	if (aio_open $uniq, O_RDONLY, 0) {	2093	unless (aio_stat $uniq) {
		2094	if (my $f = new_from_file cf::object::thawer $uniq) {
1837	$self->clear_unique_items;	2095	$self->clear_unique_items;
1838	$self->_load_objects ($uniq, 0);	2096	$self->_load_objects ($f);
		2097	$f->resolve_delayed_derefs;
		2098	}
1839	}	2099	}
1840	}	2100	}
1841		2101
1842	Coro::cede;	2102	$f->resolve_delayed_derefs;
		2103
		2104	cf::cede_to_tick;
1843	# now do the right thing for maps	2105	# now do the right thing for maps
1844	$self->link_multipart_objects;	2106	$self->link_multipart_objects;
1845	$self->difficulty ($self->estimate_difficulty)	2107	$self->difficulty ($self->estimate_difficulty)
1846	unless $self->difficulty;	2108	unless $self->difficulty;
1847	Coro::cede;	2109	cf::cede_to_tick;
1848		2110
1849	unless ($self->{deny_activate}) {	2111	unless ($self->{deny_activate}) {
1850	$self->decay_objects;	2112	$self->decay_objects;
1851	$self->fix_auto_apply;	2113	$self->fix_auto_apply;
1852	$self->update_buttons;	2114	$self->update_buttons;
1853	Coro::cede;	2115	cf::cede_to_tick;
1854	$self->set_darkness_map;
1855	Coro::cede;
1856	$self->activate;	2116	$self->activate;
1857	}	2117	}
1858		2118
		2119	$self->{last_save} = $cf::RUNTIME;
		2120	$self->last_access ($cf::RUNTIME);
		2121
1859	$self->in_memory (cf::MAP_IN_MEMORY);	2122	$self->in_memory (cf::MAP_ACTIVE);
1860	}	2123	}
1861		2124
1862	$self->post_load;	2125	$self->post_load;
1863	}	2126	}
1864		2127
		2128	# customize the map for a given player, i.e.
		2129	# return the _real_ map. used by e.g. per-player
		2130	# maps to change the path to ~playername/mappath
1865	sub customise_for {	2131	sub customise_for {
1866	my ($self, $ob) = @_;	2132	my ($self, $ob) = @_;
1867		2133
1868	return find "~" . $ob->name . "/" . $self->{path}	2134	return find "~" . $ob->name . "/" . $self->{path}
1869	if $self->per_player;	2135	if $self->per_player;
…		…
1873		2139
1874	$self	2140	$self
1875	}	2141	}
1876		2142
1877	# find and load all maps in the 3x3 area around a map	2143	# find and load all maps in the 3x3 area around a map
1878	sub load_diag {	2144	sub load_neighbours {
1879	my ($map) = @_;	2145	my ($map) = @_;
1880		2146
1881	my @diag; # diagonal neighbours	2147	my @neigh; # diagonal neighbours
1882		2148
1883	for (0 .. 3) {	2149	for (0 .. 3) {
1884	my $neigh = $map->tile_path ($_)	2150	my $neigh = $map->tile_path ($_)
1885	or next;	2151	or next;
1886	$neigh = find $neigh, $map	2152	$neigh = find $neigh, $map
1887	or next;	2153	or next;
1888	$neigh->load;	2154	$neigh->load;
1889		2155
		2156	push @neigh,
1890	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2157	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1891	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2158	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1892	}	2159	}
1893		2160
1894	for (@diag) {	2161	for (grep defined $_->[0], @neigh) {
		2162	my ($path, $origin) = @$_;
1895	my $neigh = find @$_	2163	my $neigh = find $path, $origin
1896	or next;	2164	or next;
1897	$neigh->load;	2165	$neigh->load;
1898	}	2166	}
1899	}	2167	}
1900		2168
…		…
1905	}	2173	}
1906		2174
1907	sub do_load_sync {	2175	sub do_load_sync {
1908	my ($map) = @_;	2176	my ($map) = @_;
1909		2177
		2178	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2179	if $Coro::current == $Coro::main;
		2180
1910	cf::sync_job { $map->load };	2181	cf::sync_job { $map->load };
1911	}	2182	}
1912		2183
1913	our %MAP_PREFETCH;	2184	our %MAP_PREFETCH;
1914	our $MAP_PREFETCHER = undef;	2185	our $MAP_PREFETCHER = undef;
1915		2186
1916	sub find_async {	2187	sub find_async {
1917	my ($path, $origin) = @_;	2188	my ($path, $origin, $load) = @_;
1918		2189
1919	$path = normalise $path, $origin && $origin->{path};	2190	$path = normalise $path, $origin && $origin->{path};
1920		2191
1921	if (my $map = $cf::MAP{$path}) {	2192	if (my $map = $cf::MAP{$path}) {
1922	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2193	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1923	}	2194	}
1924		2195
1925	undef $MAP_PREFETCH{$path};	2196	$MAP_PREFETCH{$path} |= $load;
		2197
1926	$MAP_PREFETCHER ||= cf::async {	2198	$MAP_PREFETCHER ||= cf::async {
		2199	$Coro::current->{desc} = "map prefetcher";
		2200
1927	while (%MAP_PREFETCH) {	2201	while (%MAP_PREFETCH) {
1928	for my $path (keys %MAP_PREFETCH) {	2202	while (my ($k, $v) = each %MAP_PREFETCH) {
1929	if (my $map = find $path) {	2203	if (my $map = find $k) {
1930	$map->load;	2204	$map->load if $v;
1931	}	2205	}
1932		2206
1933	delete $MAP_PREFETCH{$path};	2207	delete $MAP_PREFETCH{$k};
1934	}	2208	}
1935	}	2209	}
1936	undef $MAP_PREFETCHER;	2210	undef $MAP_PREFETCHER;
1937	};	2211	};
1938	$MAP_PREFETCHER->prio (6);	2212	$MAP_PREFETCHER->prio (6);
1939		2213
1940	()	2214	()
1941	}	2215	}
1942		2216
		2217	# common code, used by both ->save and ->swapout
1943	sub save {	2218	sub _save {
1944	my ($self) = @_;	2219	my ($self) = @_;
1945
1946	my $lock = cf::lock_acquire "map_data:" . $self->path;
1947		2220
1948	$self->{last_save} = $cf::RUNTIME;	2221	$self->{last_save} = $cf::RUNTIME;
1949		2222
1950	return unless $self->dirty;	2223	return unless $self->dirty;
1951		2224
…		…
1957	return if $self->{deny_save};	2230	return if $self->{deny_save};
1958		2231
1959	local $self->{last_access} = $self->last_access;#d#	2232	local $self->{last_access} = $self->last_access;#d#
1960		2233
1961	cf::async {	2234	cf::async {
		2235	$Coro::current->{desc} = "map player save";
1962	$_->contr->save for $self->players;	2236	$_->contr->save for $self->players;
1963	};	2237	};
		2238
		2239	cf::get_slot 0.02;
1964		2240
1965	if ($uniq) {	2241	if ($uniq) {
1966	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2242	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1967	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2243	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1968	} else {	2244	} else {
1969	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2245	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1970	}	2246	}
1971	}	2247	}
1972		2248
		2249	sub save {
		2250	my ($self) = @_;
		2251
		2252	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2253
		2254	$self->_save;
		2255	}
		2256
1973	sub swap_out {	2257	sub swap_out {
1974	my ($self) = @_;	2258	my ($self) = @_;
1975		2259
1976	# save first because save cedes
1977	$self->save;
1978
1979	my $lock = cf::lock_acquire "map_data:" . $self->path;	2260	my $lock = cf::lock_acquire "map_data:$self->{path}";
1980		2261
		2262	return if $self->in_memory != cf::MAP_ACTIVE;
		2263	return if $self->{deny_save};
1981	return if $self->players;	2264	return if $self->players;
1982	return if $self->in_memory != cf::MAP_IN_MEMORY;
1983	return if $self->{deny_save};
1984		2265
		2266	# first deactivate the map and "unlink" it from the core
		2267	$self->deactivate;
		2268	$_->clear_links_to ($self) for values %cf::MAP;
		2269	$self->in_memory (cf::MAP_SWAPPED);
		2270
		2271	# then atomically save
		2272	$self->_save;
		2273
		2274	# then free the map
1985	$self->clear;	2275	$self->clear;
1986	$self->in_memory (cf::MAP_SWAPPED);
1987	}	2276	}
1988		2277
1989	sub reset_at {	2278	sub reset_at {
1990	my ($self) = @_;	2279	my ($self) = @_;
1991		2280
…		…
2009		2298
2010	my $lock = cf::lock_acquire "map_data:$self->{path}";	2299	my $lock = cf::lock_acquire "map_data:$self->{path}";
2011		2300
2012	return if $self->players;	2301	return if $self->players;
2013		2302
2014	warn "resetting map ", $self->path;	2303	warn "resetting map ", $self->path, "\n";
2015		2304
2016	$self->in_memory (cf::MAP_SWAPPED);	2305	$self->in_memory (cf::MAP_SWAPPED);
2017		2306
2018	# need to save uniques path	2307	# need to save uniques path
2019	unless ($self->{deny_save}) {	2308	unless ($self->{deny_save}) {
…		…
2023	if $uniq;	2312	if $uniq;
2024	}	2313	}
2025		2314
2026	delete $cf::MAP{$self->path};	2315	delete $cf::MAP{$self->path};
2027		2316
		2317	$self->deactivate;
		2318	$_->clear_links_to ($self) for values %cf::MAP;
2028	$self->clear;	2319	$self->clear;
2029
2030	$_->clear_links_to ($self) for values %cf::MAP;
2031		2320
2032	$self->unlink_save;	2321	$self->unlink_save;
2033	$self->destroy;	2322	$self->destroy;
2034	}	2323	}
2035		2324
2036	my $nuke_counter = "aaaa";	2325	my $nuke_counter = "aaaa";
2037		2326
2038	sub nuke {	2327	sub nuke {
2039	my ($self) = @_;	2328	my ($self) = @_;
2040		2329
		2330	{
		2331	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2332
2041	delete $cf::MAP{$self->path};	2333	delete $cf::MAP{$self->path};
2042		2334
2043	$self->unlink_save;	2335	$self->unlink_save;
2044		2336
2045	bless $self, "cf::map";	2337	bless $self, "cf::map";
2046	delete $self->{deny_reset};	2338	delete $self->{deny_reset};
2047	$self->{deny_save} = 1;	2339	$self->{deny_save} = 1;
2048	$self->reset_timeout (1);	2340	$self->reset_timeout (1);
2049	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2341	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2050		2342
2051	$cf::MAP{$self->path} = $self;	2343	$cf::MAP{$self->path} = $self;
		2344	}
2052		2345
2053	$self->reset; # polite request, might not happen	2346	$self->reset; # polite request, might not happen
2054	}	2347	}
2055		2348
2056	=item $maps = cf::map::tmp_maps	2349	=item $maps = cf::map::tmp_maps
…		…
2098		2391
2099	sub unique_maps() {	2392	sub unique_maps() {
2100	[	2393	[
2101	map {	2394	map {
2102	utf8::decode $_;	2395	utf8::decode $_;
2103	/\.map$/	2396	s/\.map$//; # TODO future compatibility hack
		2397	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2398	? ()
2104	? normalise $_	2399	: normalise $_
2105	: ()
2106	} @{ aio_readdir $UNIQUEDIR or [] }	2400	} @{ aio_readdir $UNIQUEDIR or [] }
2107	]	2401	]
2108	}	2402	}
2109		2403
2110	package cf;	2404	=item cf::map::static_maps
		2405
		2406	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2407	file in the shared directory excluding F</styles> and F</editor>). May
		2408	block.
		2409
		2410	=cut
		2411
		2412	sub static_maps() {
		2413	my @dirs = "";
		2414	my @maps;
		2415
		2416	while (@dirs) {
		2417	my $dir = shift @dirs;
		2418
		2419	next if $dir eq "/styles" || $dir eq "/editor";
		2420
		2421	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2422	or return;
		2423
		2424	for (@$files) {
		2425	s/\.map$// or next;
		2426	utf8::decode $_;
		2427	push @maps, "$dir/$_";
		2428	}
		2429
		2430	push @dirs, map "$dir/$_", @$dirs;
		2431	}
		2432
		2433	\@maps
		2434	}
2111		2435
2112	=back	2436	=back
2113		2437
2114	=head3 cf::object	2438	=head3 cf::object
2115		2439
…		…
2119		2443
2120	=over 4	2444	=over 4
2121		2445
2122	=item $ob->inv_recursive	2446	=item $ob->inv_recursive
2123		2447
2124	Returns the inventory of the object _and_ their inventories, recursively.	2448	Returns the inventory of the object I<and> their inventories, recursively,
		2449	but I<not> the object itself.
2125		2450
2126	=cut	2451	=cut
2127		2452
2128	sub inv_recursive_;	2453	sub inv_recursive_;
2129	sub inv_recursive_ {	2454	sub inv_recursive_ {
…		…
2132		2457
2133	sub inv_recursive {	2458	sub inv_recursive {
2134	inv_recursive_ inv $_[0]	2459	inv_recursive_ inv $_[0]
2135	}	2460	}
2136		2461
		2462	=item $ref = $ob->ref
		2463
		2464	Creates and returns a persistent reference to an object that can be stored as a string.
		2465
		2466	=item $ob = cf::object::deref ($refstring)
		2467
		2468	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2469	even if the object actually exists. May block.
		2470
		2471	=cut
		2472
		2473	sub deref {
		2474	my ($ref) = @_;
		2475
		2476	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2477	my ($uuid, $name) = ($1, $2);
		2478	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2479	or return;
		2480	$pl->ob->uuid eq $uuid
		2481	or return;
		2482
		2483	$pl->ob
		2484	} else {
		2485	warn "$ref: cannot resolve object reference\n";
		2486	undef
		2487	}
		2488	}
		2489
2137	package cf;	2490	package cf;
2138		2491
2139	=back	2492	=back
2140		2493
2141	=head3 cf::object::player	2494	=head3 cf::object::player
…		…
2147	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2500	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	2501	can be C<undef>. Does the right thing when the player is currently in a
2149	dialogue with the given NPC character.	2502	dialogue with the given NPC character.
2150		2503
2151	=cut	2504	=cut
		2505
		2506	our $SAY_CHANNEL = {
		2507	id => "say",
		2508	title => "Map",
		2509	reply => "say ",
		2510	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2511	};
		2512
		2513	our $CHAT_CHANNEL = {
		2514	id => "chat",
		2515	title => "Chat",
		2516	reply => "chat ",
		2517	tooltip => "Player chat and shouts, global to the server.",
		2518	};
2152		2519
2153	# rough implementation of a future "reply" method that works	2520	# rough implementation of a future "reply" method that works
2154	# with dialog boxes.	2521	# with dialog boxes.
2155	#TODO: the first argument must go, split into a $npc->reply_to ( method	2522	#TODO: the first argument must go, split into a $npc->reply_to ( method
2156	sub cf::object::player::reply($$$;$) {	2523	sub cf::object::player::reply($$$;$) {
…		…
2163		2530
2164	} else {	2531	} else {
2165	my $pl = $self->contr;	2532	my $pl = $self->contr;
2166		2533
2167	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2534	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2168	my $diag = $pl->{npc_dialog};	2535	my $dialog = $pl->{npc_dialog};
2169	$diag->{pl}->ext_reply (	2536	$dialog->{pl}->ext_msg ($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		2537
2176	} else {	2538	} else {
2177	$msg = $npc->name . " says: $msg" if $npc;	2539	$msg = $npc->name . " says: $msg" if $npc;
2178	$self->message ($msg, $flags);	2540	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2179	}	2541	}
2180	}	2542	}
		2543	}
		2544
		2545	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2546
		2547	=cut
		2548
		2549	sub cf::object::send_msg {
		2550	my $pl = shift->contr
		2551	or return;
		2552	$pl->send_msg (@_);
2181	}	2553	}
2182		2554
2183	=item $player_object->may ("access")	2555	=item $player_object->may ("access")
2184		2556
2185	Returns wether the given player is authorized to access resource "access"	2557	Returns wether the given player is authorized to access resource "access"
…		…
2198		2570
2199	=item $player_object->enter_link	2571	=item $player_object->enter_link
2200		2572
2201	Freezes the player and moves him/her to a special map (C<{link}>).	2573	Freezes the player and moves him/her to a special map (C<{link}>).
2202		2574
2203	The player should be reasonably safe there for short amounts of time. You	2575	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.	2576	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2577	though, as the palyer cannot control the character while it is on the link
		2578	map.
2205		2579
2206	Will never block.	2580	Will never block.
2207		2581
2208	=item $player_object->leave_link ($map, $x, $y)	2582	=item $player_object->leave_link ($map, $x, $y)
2209		2583
…		…
2261	($x, $y) = (-1, -1)	2635	($x, $y) = (-1, -1)
2262	unless (defined $x) && (defined $y);	2636	unless (defined $x) && (defined $y);
2263		2637
2264	# use -1 or undef as default coordinates, not 0, 0	2638	# use -1 or undef as default coordinates, not 0, 0
2265	($x, $y) = ($map->enter_x, $map->enter_y)	2639	($x, $y) = ($map->enter_x, $map->enter_y)
2266	if $x <=0 && $y <= 0;	2640	if $x <= 0 && $y <= 0;
2267		2641
2268	$map->load;	2642	$map->load;
2269	$map->load_diag;	2643	$map->load_neighbours;
2270		2644
2271	return unless $self->contr->active;	2645	return unless $self->contr->active;
2272	$self->activate_recursive;
2273		2646
2274	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2647	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2275	$self->enter_map ($map, $x, $y);	2648	$self->enter_map ($map, $x, $y);
		2649
		2650	# only activate afterwards, to support waiting in hooks
		2651	$self->activate_recursive;
2276	}	2652	}
2277		2653
2278	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2654	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2279		2655
2280	Moves the player to the given map-path and coordinates by first freezing	2656	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	2657	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	2658	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	2659	the new (success) or old (failed) map position. In either case, $done will
2284	be called at the end of this process.	2660	be called at the end of this process.
2285		2661
		2662	Note that $check will be called with a potentially non-loaded map, so if
		2663	it needs a loaded map it has to call C<< ->load >>.
		2664
2286	=cut	2665	=cut
2287		2666
2288	our $GOTOGEN;	2667	our $GOTOGEN;
2289		2668
2290	sub cf::object::player::goto {	2669	sub cf::object::player::goto {
…		…
2294	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2673	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2295		2674
2296	$self->enter_link;	2675	$self->enter_link;
2297		2676
2298	(async {	2677	(async {
		2678	$Coro::current->{desc} = "player::goto $path $x $y";
		2679
		2680	# *tag paths override both path and x|y
		2681	if ($path =~ /^\*(.*)$/) {
		2682	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2683	my $ob = $obs[rand @obs];
		2684
		2685	# see if we actually can go there
		2686	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2687	$ob = $obs[rand @obs];
		2688	} else {
		2689	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2690	}
		2691	# else put us there anyways for now #d#
		2692
		2693	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2694	} else {
		2695	($path, $x, $y) = (undef, undef, undef);
		2696	}
		2697	}
		2698
2299	my $map = eval {	2699	my $map = eval {
2300	my $map = cf::map::find $path;	2700	my $map = defined $path ? cf::map::find $path : undef;
2301		2701
2302	if ($map) {	2702	if ($map) {
2303	$map = $map->customise_for ($self);	2703	$map = $map->customise_for ($self);
2304	$map = $check->($map) if $check && $map;	2704	$map = $check->($map) if $check && $map;
2305	} else {	2705	} else {
2306	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2706	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2307	}	2707	}
2308		2708
2309	$map	2709	$map
2310	};	2710	};
2311		2711
…		…
2347	}	2747	}
2348		2748
2349	sub prepare_random_map {	2749	sub prepare_random_map {
2350	my ($exit) = @_;	2750	my ($exit) = @_;
2351		2751
2352	my $guard = cf::lock_acquire "exit_prepare:$exit";
2353
2354	# all this does is basically replace the /! path by	2752	# all this does is basically replace the /! path by
2355	# a new random map path (?random/...) with a seed	2753	# a new random map path (?random/...) with a seed
2356	# that depends on the exit object	2754	# that depends on the exit object
2357		2755
2358	my $rmp = parse_random_map_params $exit->msg;	2756	my $rmp = parse_random_map_params $exit->msg;
…		…
2360	if ($exit->map) {	2758	if ($exit->map) {
2361	$rmp->{region} = $exit->region->name;	2759	$rmp->{region} = $exit->region->name;
2362	$rmp->{origin_map} = $exit->map->path;	2760	$rmp->{origin_map} = $exit->map->path;
2363	$rmp->{origin_x} = $exit->x;	2761	$rmp->{origin_x} = $exit->x;
2364	$rmp->{origin_y} = $exit->y;	2762	$rmp->{origin_y} = $exit->y;
		2763
		2764	$exit->map->touch;
2365	}	2765	}
2366		2766
2367	$rmp->{random_seed} ||= $exit->random_seed;	2767	$rmp->{random_seed} ||= $exit->random_seed;
2368		2768
2369	my $data = cf::to_json $rmp;	2769	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2370	my $md5 = Digest::MD5::md5_hex $data;	2770	my $md5 = Digest::MD5::md5_hex $data;
2371	my $meta = "$RANDOMDIR/$md5.meta";	2771	my $meta = "$RANDOMDIR/$md5.meta";
2372		2772
2373	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2773	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2374	aio_write $fh, 0, (length $data), $data, 0;	2774	aio_write $fh, 0, (length $data), $data, 0;
2375	undef $fh;	2775	undef $fh;
2376	aio_rename "$meta~", $meta;	2776	aio_rename "$meta~", $meta;
2377		2777
		2778	my $slaying = "?random/$md5";
		2779
		2780	if ($exit->valid) {
2378	$exit->slaying ("?random/$md5");	2781	$exit->slaying ("?random/$md5");
2379	$exit->msg (undef);	2782	$exit->msg (undef);
		2783	}
2380	}	2784	}
2381	}	2785	}
2382		2786
2383	sub cf::object::player::enter_exit {	2787	sub cf::object::player::enter_exit {
2384	my ($self, $exit) = @_;	2788	my ($self, $exit) = @_;
2385		2789
2386	return unless $self->type == cf::PLAYER;	2790	return unless $self->type == cf::PLAYER;
2387		2791
2388	if ($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;	2792	$self->enter_link;
2400		2793
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 {	2794	(async {
2406	$self->deactivate_recursive; # just to be sure	2795	$Coro::current->{desc} = "enter_exit";
		2796
2407	unless (eval {	2797	unless (eval {
		2798	$self->deactivate_recursive; # just to be sure
		2799
		2800	# random map handling
		2801	{
		2802	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2803
		2804	prepare_random_map $exit
		2805	if $exit->slaying eq "/!";
		2806	}
		2807
		2808	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2809	my $x = $exit->stats->hp;
		2810	my $y = $exit->stats->sp;
		2811
2408	$self->goto ($slaying, $hp, $sp);	2812	$self->goto ($map, $x, $y);
2409		2813
		2814	# if exit is damned, update players death & WoR home-position
		2815	$self->contr->savebed ($map, $x, $y)
		2816	if $exit->flag (cf::FLAG_DAMNED);
		2817
2410	1;	2818	1
2411	}) {	2819	}) {
2412	$self->message ("Something went wrong deep within the crossfire server. "	2820	$self->message ("Something went wrong deep within the deliantra server. "
2413	. "I'll try to bring you back to the map you were before. "	2821	. "I'll try to bring you back to the map you were before. "
2414	. "Please report this to the dungeon master!",	2822	. "Please report this to the dungeon master!",
2415	cf::NDI_UNIQUE | cf::NDI_RED);	2823	cf::NDI_UNIQUE | cf::NDI_RED);
2416		2824
2417	warn "ERROR in enter_exit: $@";	2825	warn "ERROR in enter_exit: $@";
…		…
2434	sub cf::client::send_drawinfo {	2842	sub cf::client::send_drawinfo {
2435	my ($self, $text, $flags) = @_;	2843	my ($self, $text, $flags) = @_;
2436		2844
2437	utf8::encode $text;	2845	utf8::encode $text;
2438	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2846	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2847	}
		2848
		2849	=item $client->send_big_packet ($pkt)
		2850
		2851	Like C<send_packet>, but tries to compress large packets, and fragments
		2852	them as required.
		2853
		2854	=cut
		2855
		2856	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2857
		2858	sub cf::client::send_big_packet {
		2859	my ($self, $pkt) = @_;
		2860
		2861	# try lzf for large packets
		2862	$pkt = "lzf " . Compress::LZF::compress $pkt
		2863	if 1024 <= length $pkt and $self->{can_lzf};
		2864
		2865	# split very large packets
		2866	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2867	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2868	$pkt = "frag";
		2869	}
		2870
		2871	$self->send_packet ($pkt);
2439	}	2872	}
2440		2873
2441	=item $client->send_msg ($channel, $msg, $color, [extra...])	2874	=item $client->send_msg ($channel, $msg, $color, [extra...])
2442		2875
2443	Send a drawinfo or msg packet to the client, formatting the msg for the	2876	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2445	the message, with C<log> being the default. If C<$color> is negative, suppress	2878	the message, with C<log> being the default. If C<$color> is negative, suppress
2446	the message unless the client supports the msg packet.	2879	the message unless the client supports the msg packet.
2447		2880
2448	=cut	2881	=cut
2449		2882
		2883	# non-persistent channels (usually the info channel)
		2884	our %CHANNEL = (
		2885	"c/motd" => {
		2886	id => "infobox",
		2887	title => "MOTD",
		2888	reply => undef,
		2889	tooltip => "The message of the day",
		2890	},
		2891	"c/identify" => {
		2892	id => "infobox",
		2893	title => "Identify",
		2894	reply => undef,
		2895	tooltip => "Items recently identified",
		2896	},
		2897	"c/examine" => {
		2898	id => "infobox",
		2899	title => "Examine",
		2900	reply => undef,
		2901	tooltip => "Signs and other items you examined",
		2902	},
		2903	"c/shopinfo" => {
		2904	id => "infobox",
		2905	title => "Shop Info",
		2906	reply => undef,
		2907	tooltip => "What your bargaining skill tells you about the shop",
		2908	},
		2909	"c/book" => {
		2910	id => "infobox",
		2911	title => "Book",
		2912	reply => undef,
		2913	tooltip => "The contents of a note or book",
		2914	},
		2915	"c/lookat" => {
		2916	id => "infobox",
		2917	title => "Look",
		2918	reply => undef,
		2919	tooltip => "What you saw there",
		2920	},
		2921	"c/who" => {
		2922	id => "infobox",
		2923	title => "Players",
		2924	reply => undef,
		2925	tooltip => "Shows players who are currently online",
		2926	},
		2927	"c/body" => {
		2928	id => "infobox",
		2929	title => "Body Parts",
		2930	reply => undef,
		2931	tooltip => "Shows which body parts you posess and are available",
		2932	},
		2933	"c/statistics" => {
		2934	id => "infobox",
		2935	title => "Statistics",
		2936	reply => undef,
		2937	tooltip => "Shows your primary statistics",
		2938	},
		2939	"c/skills" => {
		2940	id => "infobox",
		2941	title => "Skills",
		2942	reply => undef,
		2943	tooltip => "Shows your experience per skill and item power",
		2944	},
		2945	"c/shopitems" => {
		2946	id => "infobox",
		2947	title => "Shop Items",
		2948	reply => undef,
		2949	tooltip => "Shows the items currently for sale in this shop",
		2950	},
		2951	"c/resistances" => {
		2952	id => "infobox",
		2953	title => "Resistances",
		2954	reply => undef,
		2955	tooltip => "Shows your resistances",
		2956	},
		2957	"c/pets" => {
		2958	id => "infobox",
		2959	title => "Pets",
		2960	reply => undef,
		2961	tooltip => "Shows information abotu your pets/a specific pet",
		2962	},
		2963	"c/perceiveself" => {
		2964	id => "infobox",
		2965	title => "Perceive Self",
		2966	reply => undef,
		2967	tooltip => "You gained detailed knowledge about yourself",
		2968	},
		2969	"c/uptime" => {
		2970	id => "infobox",
		2971	title => "Uptime",
		2972	reply => undef,
		2973	tooltip => "How long the server has been running since last restart",
		2974	},
		2975	"c/mapinfo" => {
		2976	id => "infobox",
		2977	title => "Map Info",
		2978	reply => undef,
		2979	tooltip => "Information related to the maps",
		2980	},
		2981	"c/party" => {
		2982	id => "party",
		2983	title => "Party",
		2984	reply => "gsay ",
		2985	tooltip => "Messages and chat related to your party",
		2986	},
		2987	"c/death" => {
		2988	id => "death",
		2989	title => "Death",
		2990	reply => undef,
		2991	tooltip => "Reason for and more info about your most recent death",
		2992	},
		2993	"c/say" => $SAY_CHANNEL,
		2994	"c/chat" => $CHAT_CHANNEL,
		2995	);
		2996
2450	sub cf::client::send_msg {	2997	sub cf::client::send_msg {
2451	my ($self, $channel, $msg, $color, @extra) = @_;	2998	my ($self, $channel, $msg, $color, @extra) = @_;
2452		2999
2453	$msg = $self->pl->expand_cfpod ($msg);	3000	$msg = $self->pl->expand_cfpod ($msg)
		3001	unless $color & cf::NDI_VERBATIM;
2454		3002
2455	return unless @extra || length $msg;
2456
2457	$color &= ~cf::NDI_UNIQUE; # just in case...	3003	$color &= cf::NDI_CLIENT_MASK; # just in case...
2458		3004
		3005	# check predefined channels, for the benefit of C
		3006	if ($CHANNEL{$channel}) {
		3007	$channel = $CHANNEL{$channel};
		3008
		3009	$self->ext_msg (channel_info => $channel);
		3010	$channel = $channel->{id};
		3011
2459	if (ref $channel) {	3012	} elsif (ref $channel) {
2460	# send meta info to client, if not yet sent	3013	# send meta info to client, if not yet sent
2461	unless (exists $self->{channel}{$channel->{id}}) {	3014	unless (exists $self->{channel}{$channel->{id}}) {
2462	$self->{channel}{$channel->{id}} = $channel;	3015	$self->{channel}{$channel->{id}} = $channel;
2463	$self->ext_event (channel_info => %$channel);	3016	$self->ext_msg (channel_info => $channel);
2464	}	3017	}
2465		3018
2466	$channel = $channel->{id};	3019	$channel = $channel->{id};
2467	}	3020	}
2468		3021
2469	if ($self->can_msg) {	3022	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		3023
2482	if ($color >= 0) {	3024	# default colour, mask it out
2483	if (0 && $msg =~ /\[/) {	3025	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2484	$self->send_packet ("drawextinfo $color 4 0 $msg")	3026	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		3027
		3028	my $pkt = "msg "
		3029	. $self->{json_coder}->encode (
		3030	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		3031	);
		3032
		3033	$self->send_big_packet ($pkt);
		3034	}
		3035
2493	=item $client->ext_event ($type, %msg)	3036	=item $client->ext_msg ($type, @msg)
2494		3037
2495	Sends an ext event to the client.	3038	Sends an ext event to the client.
2496		3039
2497	=cut	3040	=cut
2498		3041
2499	sub cf::client::ext_event($$%) {	3042	sub cf::client::ext_msg($$@) {
2500	my ($self, $type, %msg) = @_;	3043	my ($self, $type, @msg) = @_;
2501		3044
2502	return unless $self->extcmd;	3045	if ($self->extcmd == 2) {
2503		3046	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		3047	} elsif ($self->extcmd == 1) { # TODO: remove
2504	$msg{msgtype} = "event_$type";	3048	push @msg, msgtype => "event_$type";
2505	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	3049	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3050	}
		3051	}
		3052
		3053	=item $client->ext_reply ($msgid, @msg)
		3054
		3055	Sends an ext reply to the client.
		3056
		3057	=cut
		3058
		3059	sub cf::client::ext_reply($$@) {
		3060	my ($self, $id, @msg) = @_;
		3061
		3062	if ($self->extcmd == 2) {
		3063	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		3064	} elsif ($self->extcmd == 1) {
		3065	#TODO: version 1, remove
		3066	unshift @msg, msgtype => "reply", msgid => $id;
		3067	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3068	}
2506	}	3069	}
2507		3070
2508	=item $success = $client->query ($flags, "text", \&cb)	3071	=item $success = $client->query ($flags, "text", \&cb)
2509		3072
2510	Queues a query to the client, calling the given callback with	3073	Queues a query to the client, calling the given callback with
…		…
2565	my ($ns, $buf) = @_;	3128	my ($ns, $buf) = @_;
2566		3129
2567	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3130	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2568		3131
2569	if (ref $msg) {	3132	if (ref $msg) {
		3133	my ($type, $reply, @payload) =
		3134	"ARRAY" eq ref $msg
		3135	? @$msg
		3136	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		3137
		3138	my @reply;
		3139
2570	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3140	if (my $cb = $EXTICMD{$type}) {
2571	if (my %reply = $cb->($ns, $msg)) {	3141	@reply = $cb->($ns, @payload);
2572	$reply{msgid} = $msg->{msgid};
2573	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2574	}
2575	}	3142	}
		3143
		3144	$ns->ext_reply ($reply, @reply)
		3145	if $reply;
		3146
2576	} else {	3147	} else {
2577	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3148	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2578	}	3149	}
2579		3150
2580	cf::override;	3151	cf::override;
…		…
2602		3173
2603	$coro	3174	$coro
2604	}	3175	}
2605		3176
2606	cf::client->attach (	3177	cf::client->attach (
2607	on_destroy => sub {	3178	on_client_destroy => sub {
2608	my ($ns) = @_;	3179	my ($ns) = @_;
2609		3180
2610	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3181	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2611	},	3182	},
2612	);	3183	);
…		…
2627	our $safe = new Safe "safe";	3198	our $safe = new Safe "safe";
2628	our $safe_hole = new Safe::Hole;	3199	our $safe_hole = new Safe::Hole;
2629		3200
2630	$SIG{FPE} = 'IGNORE';	3201	$SIG{FPE} = 'IGNORE';
2631		3202
2632	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3203	$safe->permit_only (Opcode::opset qw(
		3204	:base_core :base_mem :base_orig :base_math :base_loop
		3205	grepstart grepwhile mapstart mapwhile
		3206	sort time
		3207	));
2633		3208
2634	# here we export the classes and methods available to script code	3209	# here we export the classes and methods available to script code
2635		3210
2636	=pod	3211	=pod
2637		3212
2638	The following functions and methods are available within a safe environment:	3213	The following functions and methods are available within a safe environment:
2639		3214
2640	cf::object	3215	cf::object
2641	contr pay_amount pay_player map x y force_find force_add	3216	contr pay_amount pay_player map x y force_find force_add destroy
2642	insert remove	3217	insert remove name archname title slaying race decrease split
		3218	value
2643		3219
2644	cf::object::player	3220	cf::object::player
2645	player	3221	player
2646		3222
2647	cf::player	3223	cf::player
…		…
2652		3228
2653	=cut	3229	=cut
2654		3230
2655	for (	3231	for (
2656	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3232	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2657	insert remove)],	3233	insert remove inv nrof name archname title slaying race
		3234	decrease split destroy change_exp value msg lore send_msg)],
2658	["cf::object::player" => qw(player)],	3235	["cf::object::player" => qw(player)],
2659	["cf::player" => qw(peaceful)],	3236	["cf::player" => qw(peaceful send_msg)],
2660	["cf::map" => qw(trigger)],	3237	["cf::map" => qw(trigger)],
2661	) {	3238	) {
2662	no strict 'refs';	3239	no strict 'refs';
2663	my ($pkg, @funs) = @$_;	3240	my ($pkg, @funs) = @$_;
2664	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3241	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2682		3259
2683	my $qcode = $code;	3260	my $qcode = $code;
2684	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3261	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2685	$qcode =~ s/\n/\\n/g;	3262	$qcode =~ s/\n/\\n/g;
2686		3263
		3264	%vars = (_dummy => 0) unless %vars;
		3265
		3266	my @res;
2687	local $_;	3267	local $_;
2688	local @safe::cf::_safe_eval_args = values %vars;
2689		3268
2690	my $eval =	3269	my $eval =
2691	"do {\n"	3270	"do {\n"
2692	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3271	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2693	. "#line 0 \"{$qcode}\"\n"	3272	. "#line 0 \"{$qcode}\"\n"
2694	. $code	3273	. $code
2695	. "\n}"	3274	. "\n}"
2696	;	3275	;
2697		3276
		3277	if ($CFG{safe_eval}) {
2698	sub_generation_inc;	3278	sub_generation_inc;
		3279	local @safe::cf::_safe_eval_args = values %vars;
2699	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3280	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2700	sub_generation_inc;	3281	sub_generation_inc;
		3282	} else {
		3283	local @cf::_safe_eval_args = values %vars;
		3284	@res = wantarray ? eval eval : scalar eval $eval;
		3285	}
2701		3286
2702	if ($@) {	3287	if ($@) {
2703	warn "$@";	3288	warn "$@";
2704	warn "while executing safe code '$code'\n";	3289	warn "while executing safe code '$code'\n";
2705	warn "with arguments " . (join " ", %vars) . "\n";	3290	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2724	=cut	3309	=cut
2725		3310
2726	sub register_script_function {	3311	sub register_script_function {
2727	my ($fun, $cb) = @_;	3312	my ($fun, $cb) = @_;
2728		3313
2729	no strict 'refs';	3314	$fun = "safe::$fun" if $CFG{safe_eval};
2730	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3315	*$fun = $safe_hole->wrap ($cb);
2731	}	3316	}
2732		3317
2733	=back	3318	=back
2734		3319
2735	=cut	3320	=cut
…		…
2737	#############################################################################	3322	#############################################################################
2738	# the server's init and main functions	3323	# the server's init and main functions
2739		3324
2740	sub load_facedata($) {	3325	sub load_facedata($) {
2741	my ($path) = @_;	3326	my ($path) = @_;
		3327
		3328	# HACK to clear player env face cache, we need some signal framework
		3329	# for this (global event?)
		3330	%ext::player_env::MUSIC_FACE_CACHE = ();
		3331
		3332	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2742		3333
2743	warn "loading facedata from $path\n";	3334	warn "loading facedata from $path\n";
2744		3335
2745	my $facedata;	3336	my $facedata;
2746	0 < aio_load $path, $facedata	3337	0 < aio_load $path, $facedata
…		…
2749	$facedata = Coro::Storable::thaw $facedata;	3340	$facedata = Coro::Storable::thaw $facedata;
2750		3341
2751	$facedata->{version} == 2	3342	$facedata->{version} == 2
2752	or cf::cleanup "$path: version mismatch, cannot proceed.";	3343	or cf::cleanup "$path: version mismatch, cannot proceed.";
2753		3344
		3345	# patch in the exptable
		3346	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
		3347	$facedata->{resource}{"res/exp_table"} = {
		3348	type => FT_RSRC,
		3349	data => $exp_table,
		3350	hash => (Digest::MD5::md5 $exp_table),
		3351	};
		3352	cf::cede_to_tick;
		3353
2754	{	3354	{
2755	my $faces = $facedata->{faceinfo};	3355	my $faces = $facedata->{faceinfo};
2756		3356
2757	while (my ($face, $info) = each %$faces) {	3357	while (my ($face, $info) = each %$faces) {
2758	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3358	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3359
2759	cf::face::set_visibility $idx, $info->{visibility};	3360	cf::face::set_visibility $idx, $info->{visibility};
2760	cf::face::set_magicmap $idx, $info->{magicmap};	3361	cf::face::set_magicmap $idx, $info->{magicmap};
2761	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3362	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2762	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3363	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2763		3364
2764	cf::cede_to_tick;	3365	cf::cede_to_tick;
2765	}	3366	}
2766		3367
2767	while (my ($face, $info) = each %$faces) {	3368	while (my ($face, $info) = each %$faces) {
2768	next unless $info->{smooth};	3369	next unless $info->{smooth};
		3370
2769	my $idx = cf::face::find $face	3371	my $idx = cf::face::find $face
2770	or next;	3372	or next;
		3373
2771	if (my $smooth = cf::face::find $info->{smooth}) {	3374	if (my $smooth = cf::face::find $info->{smooth}) {
2772	cf::face::set_smooth $idx, $smooth;	3375	cf::face::set_smooth $idx, $smooth;
2773	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3376	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2774	} else {	3377	} else {
2775	warn "smooth face '$info->{smooth}' not found for face '$face'";	3378	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2789		3392
2790	cf::anim::invalidate_all; # d'oh	3393	cf::anim::invalidate_all; # d'oh
2791	}	3394	}
2792		3395
2793	{	3396	{
2794	# TODO: for gcfclient pleasure, we should give resources
2795	# that gcfclient doesn't grok a >10000 face index.
2796	my $res = $facedata->{resource};	3397	my $res = $facedata->{resource};
2797	my $enc = JSON::XS->new->utf8->canonical;
2798		3398
2799	while (my ($name, $info) = each %$res) {	3399	while (my ($name, $info) = each %$res) {
2800	my $meta = $enc->encode ({	3400	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;	3401	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2807		3402
2808	if ($name =~ /\.jpg$/) {
2809	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};#d# temp hack	3403	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
2810	cf::face::set_data $idx, 1, $info->{data}, $info->{chksum};#d# temp hack	3404	cf::face::set_type $idx, $info->{type};
2811	} else {	3405	} else {
2812	my $data = pack "(w/a*)*", $meta, $info->{data};	3406	$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	}	3407	}
2818		3408
2819	cf::cede_to_tick;	3409	cf::cede_to_tick;
2820	}	3410	}
2821	}	3411	}
2822		3412
		3413	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3414
2823	1	3415	1
2824	}	3416	}
2825		3417
		3418	cf::global->attach (on_resource_update => sub {
		3419	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3420	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3421
		3422	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3423	my $sound = $soundconf->{compat}[$_]
		3424	or next;
		3425
		3426	my $face = cf::face::find "sound/$sound->[1]";
		3427	cf::sound::set $sound->[0] => $face;
		3428	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3429	}
		3430
		3431	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3432	my $face = cf::face::find "sound/$v";
		3433	cf::sound::set $k => $face;
		3434	}
		3435	}
		3436	});
		3437
		3438	register_exticmd fx_want => sub {
		3439	my ($ns, $want) = @_;
		3440
		3441	while (my ($k, $v) = each %$want) {
		3442	$ns->fx_want ($k, $v);
		3443	}
		3444	};
		3445
		3446	sub load_resource_file($) {
		3447	my $guard = lock_acquire "load_resource_file";
		3448
		3449	my $status = load_resource_file_ $_[0];
		3450	get_slot 0.1, 100;
		3451	cf::arch::commit_load;
		3452
		3453	$status
		3454	}
		3455
2826	sub reload_regions {	3456	sub reload_regions {
		3457	# HACK to clear player env face cache, we need some signal framework
		3458	# for this (global event?)
		3459	%ext::player_env::MUSIC_FACE_CACHE = ();
		3460
2827	load_resource_file "$MAPDIR/regions"	3461	load_resource_file "$MAPDIR/regions"
2828	or die "unable to load regions file\n";	3462	or die "unable to load regions file\n";
2829		3463
2830	for (cf::region::list) {	3464	for (cf::region::list) {
2831	$_->{match} = qr/$_->{match}/	3465	$_->{match} = qr/$_->{match}/
…		…
2839	}	3473	}
2840		3474
2841	sub reload_archetypes {	3475	sub reload_archetypes {
2842	load_resource_file "$DATADIR/archetypes"	3476	load_resource_file "$DATADIR/archetypes"
2843	or die "unable to load archetypes\n";	3477	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	}	3478	}
2850		3479
2851	sub reload_treasures {	3480	sub reload_treasures {
2852	load_resource_file "$DATADIR/treasures"	3481	load_resource_file "$DATADIR/treasures"
2853	or die "unable to load treasurelists\n";	3482	or die "unable to load treasurelists\n";
2854	}	3483	}
2855		3484
2856	sub reload_resources {	3485	sub reload_resources {
2857	warn "reloading resource files...\n";	3486	warn "reloading resource files...\n";
2858		3487
		3488	reload_facedata;
		3489	reload_archetypes;
2859	reload_regions;	3490	reload_regions;
2860	reload_facedata;
2861	#reload_archetypes;#d#
2862	reload_archetypes;
2863	reload_treasures;	3491	reload_treasures;
2864		3492
2865	warn "finished reloading resource files\n";	3493	warn "finished reloading resource files\n";
2866	}	3494	}
2867		3495
2868	sub init {	3496	sub reload_config {
2869	reload_resources;	3497	warn "reloading config file...\n";
2870	}
2871		3498
2872	sub cfg_load {
2873	open my $fh, "<:utf8", "$CONFDIR/config"	3499	open my $fh, "<:utf8", "$CONFDIR/config"
2874	or return;	3500	or return;
2875		3501
2876	local $/;	3502	local $/;
2877	*CFG = YAML::Syck::Load <$fh>;	3503	*CFG = YAML::XS::Load scalar <$fh>;
2878		3504
2879	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3505	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2880		3506
2881	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3507	$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};	3508	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2886	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3512	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2887	and die "WARNING: m(un)lockall failed: $!\n";	3513	and die "WARNING: m(un)lockall failed: $!\n";
2888	};	3514	};
2889	warn $@ if $@;	3515	warn $@ if $@;
2890	}	3516	}
		3517
		3518	warn "finished reloading resource files\n";
		3519	}
		3520
		3521	sub pidfile() {
		3522	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3523	or die "$PIDFILE: $!";
		3524	flock $fh, &Fcntl::LOCK_EX
		3525	or die "$PIDFILE: flock: $!";
		3526	$fh
		3527	}
		3528
		3529	# make sure only one server instance is running at any one time
		3530	sub atomic {
		3531	my $fh = pidfile;
		3532
		3533	my $pid = <$fh>;
		3534	kill 9, $pid if $pid > 0;
		3535
		3536	seek $fh, 0, 0;
		3537	print $fh $$;
		3538	}
		3539
		3540	sub main_loop {
		3541	warn "EV::loop starting\n";
		3542	if (1) {
		3543	EV::loop;
		3544	}
		3545	warn "EV::loop returned\n";
		3546	goto &main_loop unless $REALLY_UNLOOP;
2891	}	3547	}
2892		3548
2893	sub main {	3549	sub main {
		3550	cf::init_globals; # initialise logging
		3551
		3552	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3553	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3554	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3555	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3556
		3557	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3558
2894	# we must not ever block the main coroutine	3559	# we must not ever block the main coroutine
2895	local $Coro::idle = sub {	3560	local $Coro::idle = sub {
2896	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3561	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2897	(async {	3562	(async {
2898	Event::one_event;	3563	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3564	EV::loop EV::LOOP_ONESHOT;
2899	})->prio (Coro::PRIO_MAX);	3565	})->prio (Coro::PRIO_MAX);
2900	};	3566	};
2901		3567
2902	cfg_load;	3568	evthread_start IO::AIO::poll_fileno;
		3569
		3570	cf::sync_job {
		3571	cf::init_experience;
		3572	cf::init_anim;
		3573	cf::init_attackmess;
		3574	cf::init_dynamic;
		3575
		3576	cf::load_settings;
		3577	cf::load_materials;
		3578
		3579	reload_resources;
		3580	reload_config;
2903	db_init;	3581	db_init;
		3582
		3583	cf::init_uuid;
		3584	cf::init_signals;
		3585	cf::init_skills;
		3586
		3587	cf::init_beforeplay;
		3588
		3589	atomic;
		3590
2904	load_extensions;	3591	load_extensions;
2905		3592
2906	$TICK_WATCHER->start;	3593	utime time, time, $RUNTIMEFILE;
2907	Event::loop;	3594
		3595	# no (long-running) fork's whatsoever before this point(!)
		3596	use POSIX ();
		3597	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3598
		3599	(pop @POST_INIT)->(0) while @POST_INIT;
		3600	};
		3601
		3602	cf::object::thawer::errors_are_fatal 0;
		3603	warn "parse errors in files are no longer fatal from this point on.\n";
		3604
		3605	main_loop;
2908	}	3606	}
2909		3607
2910	#############################################################################	3608	#############################################################################
2911	# initialisation and cleanup	3609	# initialisation and cleanup
2912		3610
2913	# install some emergency cleanup handlers	3611	# install some emergency cleanup handlers
2914	BEGIN {	3612	BEGIN {
		3613	our %SIGWATCHER = ();
2915	for my $signal (qw(INT HUP TERM)) {	3614	for my $signal (qw(INT HUP TERM)) {
2916	Event->signal (	3615	$SIGWATCHER{$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";	3616	cf::cleanup "SIG$signal";
2923	},
2924	);	3617	};
2925	}	3618	}
2926	}	3619	}
2927		3620
2928	sub write_runtime {	3621	sub write_runtime_sync {
2929	my $runtime = "$LOCALDIR/runtime";	3622	my $t0 = AE::time;
2930		3623
2931	# first touch the runtime file to show we are still running:	3624	# first touch the runtime file to show we are still running:
2932	# the fsync below can take a very very long time.	3625	# the fsync below can take a very very long time.
2933		3626
2934	IO::AIO::aio_utime $runtime, undef, undef;	3627	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2935		3628
2936	my $guard = cf::lock_acquire "write_runtime";	3629	my $guard = cf::lock_acquire "write_runtime";
2937		3630
2938	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3631	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
2939	or return;	3632	or return;
2940		3633
2941	my $value = $cf::RUNTIME + 90 + 10;	3634	my $value = $cf::RUNTIME + 90 + 10;
2942	# 10 is the runtime save interval, for a monotonic clock	3635	# 10 is the runtime save interval, for a monotonic clock
2943	# 60 allows for the watchdog to kill the server.	3636	# 60 allows for the watchdog to kill the server.
…		…
2953	aio_utime $fh, undef, undef;	3646	aio_utime $fh, undef, undef;
2954		3647
2955	close $fh	3648	close $fh
2956	or return;	3649	or return;
2957		3650
2958	aio_rename "$runtime~", $runtime	3651	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2959	and return;	3652	and return;
2960		3653
2961	warn "runtime file written.\n";	3654	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
2962		3655
2963	1	3656	1
		3657	}
		3658
		3659	our $uuid_lock;
		3660	our $uuid_skip;
		3661
		3662	sub write_uuid_sync($) {
		3663	$uuid_skip ||= $_[0];
		3664
		3665	return if $uuid_lock;
		3666	local $uuid_lock = 1;
		3667
		3668	my $uuid = "$LOCALDIR/uuid";
		3669
		3670	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3671	or return;
		3672
		3673	my $value = uuid_seq uuid_cur;
		3674
		3675	unless ($value) {
		3676	warn "cowardly refusing to write zero uuid value!\n";
		3677	return;
		3678	}
		3679
		3680	my $value = uuid_str $value + $uuid_skip;
		3681	$uuid_skip = 0;
		3682
		3683	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3684	and return;
		3685
		3686	# always fsync - this file is important
		3687	aio_fsync $fh
		3688	and return;
		3689
		3690	close $fh
		3691	or return;
		3692
		3693	aio_rename "$uuid~", $uuid
		3694	and return;
		3695
		3696	warn "uuid file written ($value).\n";
		3697
		3698	1
		3699
		3700	}
		3701
		3702	sub write_uuid($$) {
		3703	my ($skip, $sync) = @_;
		3704
		3705	$sync ? write_uuid_sync $skip
		3706	: async { write_uuid_sync $skip };
2964	}	3707	}
2965		3708
2966	sub emergency_save() {	3709	sub emergency_save() {
2967	my $freeze_guard = cf::freeze_mainloop;	3710	my $freeze_guard = cf::freeze_mainloop;
2968		3711
2969	warn "enter emergency perl save\n";	3712	warn "emergency_perl_save: enter\n";
2970		3713
2971	cf::sync_job {	3714	cf::sync_job {
		3715	# this is a trade-off: we want to be very quick here, so
		3716	# save all maps without fsync, and later call a global sync
		3717	# (which in turn might be very very slow)
		3718	local $USE_FSYNC = 0;
		3719
2972	# use a peculiar iteration method to avoid tripping on perl	3720	# use a peculiar iteration method to avoid tripping on perl
2973	# refcount bugs in for. also avoids problems with players	3721	# refcount bugs in for. also avoids problems with players
2974	# and maps saved/destroyed asynchronously.	3722	# and maps saved/destroyed asynchronously.
2975	warn "begin emergency player save\n";	3723	warn "emergency_perl_save: begin player save\n";
2976	for my $login (keys %cf::PLAYER) {	3724	for my $login (keys %cf::PLAYER) {
2977	my $pl = $cf::PLAYER{$login} or next;	3725	my $pl = $cf::PLAYER{$login} or next;
2978	$pl->valid or next;	3726	$pl->valid or next;
		3727	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2979	$pl->save;	3728	$pl->save;
2980	}	3729	}
2981	warn "end emergency player save\n";	3730	warn "emergency_perl_save: end player save\n";
2982		3731
2983	warn "begin emergency map save\n";	3732	warn "emergency_perl_save: begin map save\n";
2984	for my $path (keys %cf::MAP) {	3733	for my $path (keys %cf::MAP) {
2985	my $map = $cf::MAP{$path} or next;	3734	my $map = $cf::MAP{$path} or next;
2986	$map->valid or next;	3735	$map->valid or next;
2987	$map->save;	3736	$map->save;
2988	}	3737	}
2989	warn "end emergency map save\n";	3738	warn "emergency_perl_save: end map save\n";
2990		3739
2991	warn "begin emergency database checkpoint\n";	3740	warn "emergency_perl_save: begin database checkpoint\n";
2992	BDB::db_env_txn_checkpoint $DB_ENV;	3741	BDB::db_env_txn_checkpoint $DB_ENV;
2993	warn "end emergency database checkpoint\n";	3742	warn "emergency_perl_save: end database checkpoint\n";
		3743
		3744	warn "emergency_perl_save: begin write uuid\n";
		3745	write_uuid_sync 1;
		3746	warn "emergency_perl_save: end write uuid\n";
2994	};	3747	};
2995		3748
		3749	warn "emergency_perl_save: starting sync()\n";
		3750	IO::AIO::aio_sync sub {
		3751	warn "emergency_perl_save: finished sync()\n";
		3752	};
		3753
2996	warn "leave emergency perl save\n";	3754	warn "emergency_perl_save: leave\n";
2997	}	3755	}
2998		3756
2999	sub post_cleanup {	3757	sub post_cleanup {
3000	my ($make_core) = @_;	3758	my ($make_core) = @_;
3001		3759
3002	warn Carp::longmess "post_cleanup backtrace"	3760	warn Carp::longmess "post_cleanup backtrace"
3003	if $make_core;	3761	if $make_core;
		3762
		3763	my $fh = pidfile;
		3764	unlink $PIDFILE if <$fh> == $$;
		3765	}
		3766
		3767	# a safer delete_package, copied from Symbol
		3768	sub clear_package($) {
		3769	my $pkg = shift;
		3770
		3771	# expand to full symbol table name if needed
		3772	unless ($pkg =~ /^main::.*::$/) {
		3773	$pkg = "main$pkg" if $pkg =~ /^::/;
		3774	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3775	$pkg .= '::' unless $pkg =~ /::$/;
		3776	}
		3777
		3778	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3779	my $stem_symtab = *{$stem}{HASH};
		3780
		3781	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3782	or return;
		3783
		3784	# clear all symbols
		3785	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3786	for my $name (keys %$leaf_symtab) {
		3787	_gv_clear *{"$pkg$name"};
		3788	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3789	}
		3790	warn "cleared package $pkg\n";#d#
3004	}	3791	}
3005		3792
3006	sub do_reload_perl() {	3793	sub do_reload_perl() {
3007	# can/must only be called in main	3794	# can/must only be called in main
3008	if ($Coro::current != $Coro::main) {	3795	if ($Coro::current != $Coro::main) {
3009	warn "can only reload from main coroutine";	3796	warn "can only reload from main coroutine";
3010	return;	3797	return;
3011	}	3798	}
3012		3799
		3800	return if $RELOAD++;
		3801
		3802	my $t1 = AE::time;
		3803
		3804	while ($RELOAD) {
3013	warn "reloading...";	3805	warn "reloading...";
3014		3806
3015	warn "entering sync_job";	3807	warn "entering sync_job";
3016		3808
3017	cf::sync_job {	3809	cf::sync_job {
3018	cf::write_runtime; # external watchdog should not bark	3810	cf::write_runtime_sync; # external watchdog should not bark
3019	cf::emergency_save;	3811	cf::emergency_save;
3020	cf::write_runtime; # external watchdog should not bark	3812	cf::write_runtime_sync; # external watchdog should not bark
3021		3813
3022	warn "syncing database to disk";	3814	warn "syncing database to disk";
3023	BDB::db_env_txn_checkpoint $DB_ENV;	3815	BDB::db_env_txn_checkpoint $DB_ENV;
3024		3816
3025	# if anything goes wrong in here, we should simply crash as we already saved	3817	# if anything goes wrong in here, we should simply crash as we already saved
3026		3818
3027	warn "cancelling all WF_AUTOCANCEL watchers";
3028	for (Event::all_watchers) {
3029	$_->cancel if $_->data & WF_AUTOCANCEL;
3030	}
3031
3032	warn "flushing outstanding aio requests";	3819	warn "flushing outstanding aio requests";
3033	for (;;) {
3034	BDB::flush;
3035	IO::AIO::flush;
3036	Coro::cede;
3037	last unless IO::AIO::nreqs || BDB::nreqs;	3820	while (IO::AIO::nreqs || BDB::nreqs) {
3038	warn "iterate...";	3821	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3039	}
3040
3041	++$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	}	3822	}
3064		3823
3065	warn "... nuking $pkg";	3824	warn "cancelling all extension coros";
3066	Symbol::delete_package $pkg;	3825	$_->cancel for values %EXT_CORO;
3067	}	3826	%EXT_CORO = ();
3068		3827
3069	warn "unloading all perl modules loaded from $LIBDIR";	3828	warn "removing commands";
3070	while (my ($k, $v) = each %INC) {	3829	%COMMAND = ();
3071	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3072		3830
		3831	warn "removing ext/exti commands";
		3832	%EXTCMD = ();
		3833	%EXTICMD = ();
		3834
		3835	warn "unloading/nuking all extensions";
		3836	for my $pkg (@EXTS) {
3073	warn "... unloading $k";	3837	warn "... unloading $pkg";
3074	delete $INC{$k};
3075		3838
3076	$k =~ s/\.pm$//;
3077	$k =~ s/\//::/g;
3078
3079	if (my $cb = $k->can ("unload_module")) {	3839	if (my $cb = $pkg->can ("unload")) {
		3840	eval {
3080	$cb->();	3841	$cb->($pkg);
		3842	1
		3843	} or warn "$pkg unloaded, but with errors: $@";
		3844	}
		3845
		3846	warn "... clearing $pkg";
		3847	clear_package $pkg;
3081	}	3848	}
3082		3849
3083	Symbol::delete_package $k;	3850	warn "unloading all perl modules loaded from $LIBDIR";
		3851	while (my ($k, $v) = each %INC) {
		3852	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3853
		3854	warn "... unloading $k";
		3855	delete $INC{$k};
		3856
		3857	$k =~ s/\.pm$//;
		3858	$k =~ s/\//::/g;
		3859
		3860	if (my $cb = $k->can ("unload_module")) {
		3861	$cb->();
		3862	}
		3863
		3864	clear_package $k;
3084	}	3865	}
3085		3866
3086	warn "getting rid of safe::, as good as possible";	3867	warn "getting rid of safe::, as good as possible";
3087	Symbol::delete_package "safe::$_"	3868	clear_package "safe::$_"
3088	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3869	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3089		3870
3090	warn "unloading cf.pm \"a bit\"";	3871	warn "unloading cf.pm \"a bit\"";
3091	delete $INC{"cf.pm"};	3872	delete $INC{"cf.pm"};
3092	delete $INC{"cf/pod.pm"};	3873	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3093		3874
3094	# don't, removes xs symbols, too,	3875	# don't, removes xs symbols, too,
3095	# and global variables created in xs	3876	# and global variables created in xs
3096	#Symbol::delete_package __PACKAGE__;	3877	#clear_package __PACKAGE__;
3097		3878
3098	warn "unload completed, starting to reload now";	3879	warn "unload completed, starting to reload now";
3099		3880
3100	warn "reloading cf.pm";	3881	warn "reloading cf.pm";
3101	require cf;	3882	require cf;
3102	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3883	cf::_connect_to_perl_1;
3103		3884
3104	warn "loading config and database again";	3885	warn "loading config and database again";
3105	cf::cfg_load;	3886	cf::reload_config;
3106		3887
3107	warn "loading extensions";	3888	warn "loading extensions";
3108	cf::load_extensions;	3889	cf::load_extensions;
3109		3890
		3891	if ($REATTACH_ON_RELOAD) {
3110	warn "reattaching attachments to objects/players";	3892	warn "reattaching attachments to objects/players";
3111	_global_reattach; # objects, sockets	3893	_global_reattach; # objects, sockets
3112	warn "reattaching attachments to maps";	3894	warn "reattaching attachments to maps";
3113	reattach $_ for values %MAP;	3895	reattach $_ for values %MAP;
3114	warn "reattaching attachments to players";	3896	warn "reattaching attachments to players";
3115	reattach $_ for values %PLAYER;	3897	reattach $_ for values %PLAYER;
		3898	}
3116		3899
		3900	warn "running post_init jobs";
		3901	(pop @POST_INIT)->(1) while @POST_INIT;
		3902
3117	warn "leaving sync_job";	3903	warn "leaving sync_job";
3118		3904
3119	1	3905	1
3120	} or do {	3906	} or do {
3121	warn $@;	3907	warn $@;
3122	warn "error while reloading, exiting.";	3908	cf::cleanup "error while reloading, exiting.";
3123	exit 1;
3124	};	3909	};
3125		3910
3126	warn "reloaded";	3911	warn "reloaded";
		3912	--$RELOAD;
		3913	}
		3914
		3915	$t1 = AE::time - $t1;
		3916	warn "reload completed in ${t1}s\n";
3127	};	3917	};
3128		3918
3129	our $RELOAD_WATCHER; # used only during reload	3919	our $RELOAD_WATCHER; # used only during reload
3130		3920
3131	sub reload_perl() {	3921	sub reload_perl() {
3132	# doing reload synchronously and two reloads happen back-to-back,	3922	# doing reload synchronously and two reloads happen back-to-back,
3133	# coro crashes during coro_state_free->destroy here.	3923	# coro crashes during coro_state_free->destroy here.
3134		3924
3135	$RELOAD_WATCHER ||= Event->timer (	3925	$RELOAD_WATCHER ||= cf::async {
3136	reentrant => 0,	3926	Coro::AIO::aio_wait cache_extensions;
3137	after => 0,	3927
3138	data => WF_AUTOCANCEL,	3928	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3139	cb => sub {
3140	do_reload_perl;	3929	do_reload_perl;
3141	undef $RELOAD_WATCHER;	3930	undef $RELOAD_WATCHER;
3142	},	3931	};
3143	);	3932	};
3144	}	3933	}
3145		3934
3146	register_command "reload" => sub {	3935	register_command "reload" => sub {
3147	my ($who, $arg) = @_;	3936	my ($who, $arg) = @_;
3148		3937
3149	if ($who->flag (FLAG_WIZ)) {	3938	if ($who->flag (FLAG_WIZ)) {
3150	$who->message ("reloading server.");	3939	$who->message ("reloading server.");
		3940	async {
		3941	$Coro::current->{desc} = "perl_reload";
3151	async { reload_perl };	3942	reload_perl;
		3943	};
3152	}	3944	}
3153	};	3945	};
3154		3946
3155	unshift @INC, $LIBDIR;	3947	unshift @INC, $LIBDIR;
3156		3948
…		…
3158		3950
3159	our @WAIT_FOR_TICK;	3951	our @WAIT_FOR_TICK;
3160	our @WAIT_FOR_TICK_BEGIN;	3952	our @WAIT_FOR_TICK_BEGIN;
3161		3953
3162	sub wait_for_tick {	3954	sub wait_for_tick {
3163	return unless $TICK_WATCHER->is_active;
3164	return if $Coro::current == $Coro::main;	3955	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3165		3956
3166	my $signal = new Coro::Signal;	3957	my $signal = new Coro::Signal;
3167	push @WAIT_FOR_TICK, $signal;	3958	push @WAIT_FOR_TICK, $signal;
3168	$signal->wait;	3959	$signal->wait;
3169	}	3960	}
3170		3961
3171	sub wait_for_tick_begin {	3962	sub wait_for_tick_begin {
3172	return unless $TICK_WATCHER->is_active;
3173	return if $Coro::current == $Coro::main;	3963	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3174		3964
3175	my $signal = new Coro::Signal;	3965	my $signal = new Coro::Signal;
3176	push @WAIT_FOR_TICK_BEGIN, $signal;	3966	push @WAIT_FOR_TICK_BEGIN, $signal;
3177	$signal->wait;	3967	$signal->wait;
3178	}	3968	}
3179		3969
3180	my $min = 1e6;#d#	3970	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 != $Coro::main) {	3971	if ($Coro::current != $Coro::main) {
3190	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3972	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3191	unless ++$bug_warning > 10;	3973	unless ++$bug_warning > 10;
3192	return;	3974	return;
3193	}	3975	}
3194		3976
3195	$NOW = $tick_start = Event::time;
3196
3197	cf::server_tick; # one server iteration	3977	cf::server_tick; # one server iteration
3198		3978
3199	0 && sync_job {#d#	3979	#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		3980
3205	$map->width (50);	3981	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3206	$map->height (50);	3982	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3207	$map->alloc;	3983	Coro::async_pool {
3208	$map->_load_objects ("/tmp/x.map", 1);	3984	$Coro::current->{desc} = "runtime saver";
3209	my $t = Event::time - $t;	3985	write_runtime_sync
3210		3986	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	};	3987	};
		3988	}
3221		3989
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) {	3990	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3237	$sig->send;	3991	$sig->send;
3238	}	3992	}
3239	while (my $sig = shift @WAIT_FOR_TICK) {	3993	while (my $sig = shift @WAIT_FOR_TICK) {
3240	$sig->send;	3994	$sig->send;
3241	}	3995	}
3242		3996
3243	$NOW = Event::time;	3997	$LOAD = ($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;	3998	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3253		3999
3254	_post_tick;	4000	if (0) {
3255		4001	if ($NEXT_TICK) {
3256		4002	my $jitter = $TICK_START - $NEXT_TICK;
		4003	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4004	warn "jitter $JITTER\n";#d#
		4005	}
3257	},	4006	}
3258	);	4007	}
3259		4008
3260	{	4009	{
3261	BDB::max_poll_time $TICK * 0.1;	4010	# configure BDB
3262	$BDB_POLL_WATCHER = Event->io (	4011
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;	4012	BDB::min_parallel 16;
3271		4013	BDB::max_poll_reqs $TICK * 0.1;
3272	BDB::set_sync_prepare {	4014	$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	$! = $status;
3283	},
3284	)
3285	};
3286		4015
3287	unless ($DB_ENV) {	4016	unless ($DB_ENV) {
3288	$DB_ENV = BDB::db_env_create;	4017	$DB_ENV = BDB::db_env_create;
		4018	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4019	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4020	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4021	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4022	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3289		4023
3290	cf::sync_job {	4024	cf::sync_job {
3291	eval {	4025	eval {
3292	BDB::db_env_open	4026	BDB::db_env_open
3293	$DB_ENV,	4027	$DB_ENV,
…		…
3295	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4029	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3296	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4030	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3297	0666;	4031	0666;
3298		4032
3299	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4033	cf::cleanup "db_env_open($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	};	4034	};
3304		4035
3305	cf::cleanup "db_env_open(db): $@" if $@;	4036	cf::cleanup "db_env_open(db): $@" if $@;
3306	};	4037	};
3307	}	4038	}
		4039
		4040	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4041	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4042	};
		4043	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4044	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4045	};
		4046	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4047	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4048	};
3308	}	4049	}
3309		4050
3310	{	4051	{
		4052	# configure IO::AIO
		4053
3311	IO::AIO::min_parallel 8;	4054	IO::AIO::min_parallel 8;
3312
3313	undef $Coro::AIO::WATCHER;
3314	IO::AIO::max_poll_time $TICK * 0.1;	4055	IO::AIO::max_poll_time $TICK * 0.1;
3315	$AIO_POLL_WATCHER = Event->io (	4056	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	}	4057	}
3324		4058
3325	my $_log_backtrace;	4059	my $_log_backtrace;
3326		4060
3327	sub _log_backtrace {	4061	sub _log_backtrace {
…		…
3330	$msg =~ s/\n//;	4064	$msg =~ s/\n//;
3331		4065
3332	# limit the # of concurrent backtraces	4066	# limit the # of concurrent backtraces
3333	if ($_log_backtrace < 2) {	4067	if ($_log_backtrace < 2) {
3334	++$_log_backtrace;	4068	++$_log_backtrace;
		4069	my $perl_bt = Carp::longmess $msg;
3335	async {	4070	async {
		4071	$Coro::current->{desc} = "abt $msg";
		4072
3336	my @bt = fork_call {	4073	my @bt = fork_call {
3337	@addr = map { sprintf "%x", $_ } @addr;	4074	@addr = map { sprintf "%x", $_ } @addr;
3338	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4075	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3339	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4076	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3340	or die "addr2line: $!";	4077	or die "addr2line: $!";
…		…
3348	}	4085	}
3349		4086
3350	@funcs	4087	@funcs
3351	};	4088	};
3352		4089
3353	LOG llevInfo, "[ABT] $msg\n";	4090	LOG llevInfo, "[ABT] $perl_bt\n";
		4091	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3354	LOG llevInfo, "[ABT] $_\n" for @bt;	4092	LOG llevInfo, "[ABT] $_\n" for @bt;
3355	--$_log_backtrace;	4093	--$_log_backtrace;
3356	};	4094	};
3357	} else {	4095	} else {
3358	LOG llevInfo, "[ABT] $msg\n";	4096	LOG llevInfo, "[ABT] $msg\n";
3359	LOG llevInfo, "[ABT] [suppressed]\n";	4097	LOG llevInfo, "[ABT] [suppressed]\n";
3360	}	4098	}
3361	}	4099	}
3362		4100
3363	# load additional modules	4101	# load additional modules
3364	use cf::pod;	4102	require "cf/$_.pm" for @EXTRA_MODULES;
		4103	cf::_connect_to_perl_2;
3365		4104
3366	END { cf::emergency_save }	4105	END { cf::emergency_save }
3367		4106
3368	1	4107	1
3369		4108

Diff Legend

–	Removed lines
+	Added lines
<	Changed lines
>	Changed lines