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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.311 by root, Fri Jul 20 16:11:10 2007 UTC vs.
Revision 1.518 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
…		…
919	=cut	1088	=cut
920		1089
921	#############################################################################	1090	#############################################################################
922	# object support	1091	# object support
923		1092
		1093	sub _object_equal($$);
		1094	sub _object_equal($$) {
		1095	my ($a, $b) = @_;
		1096
		1097	return 0 unless (ref $a) eq (ref $b);
		1098
		1099	if ("HASH" eq ref $a) {
		1100	my @ka = keys %$a;
		1101	my @kb = keys %$b;
		1102
		1103	return 0 if @ka != @kb;
		1104
		1105	for (0 .. $#ka) {
		1106	return 0 unless $ka[$_] eq $kb[$_];
		1107	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1108	}
		1109
		1110	} elsif ("ARRAY" eq ref $a) {
		1111
		1112	return 0 if @$a != @$b;
		1113
		1114	for (0 .. $#$a) {
		1115	return 0 unless _object_equal $a->[$_], $b->[$_];
		1116	}
		1117
		1118	} elsif ($a ne $b) {
		1119	return 0;
		1120	}
		1121
		1122	1
		1123	}
		1124
		1125	our $SLOW_MERGES;#d#
		1126	sub _can_merge {
		1127	my ($ob1, $ob2) = @_;
		1128
		1129	++$SLOW_MERGES;#d#
		1130
		1131	# we do the slow way here
		1132	return _object_equal $ob1, $ob2
		1133	}
		1134
924	sub reattach {	1135	sub reattach {
925	# basically do the same as instantiate, without calling instantiate	1136	# basically do the same as instantiate, without calling instantiate
926	my ($obj) = @_;	1137	my ($obj) = @_;
927		1138
		1139	# no longer needed after getting rid of delete_package?
928	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1140	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
929		1141
930	my $registry = $obj->registry;	1142	my $registry = $obj->registry;
931		1143
932	@$registry = ();	1144	@$registry = ();
933		1145
…		…
948	cf::attachable->attach (	1160	cf::attachable->attach (
949	prio => -1000000,	1161	prio => -1000000,
950	on_instantiate => sub {	1162	on_instantiate => sub {
951	my ($obj, $data) = @_;	1163	my ($obj, $data) = @_;
952		1164
953	$data = from_json $data;	1165	$data = decode_json $data;
954		1166
955	for (@$data) {	1167	for (@$data) {
956	my ($name, $args) = @$_;	1168	my ($name, $args) = @$_;
957		1169
958	$obj->attach ($name, %{$args || {} });	1170	$obj->attach ($name, %{$args || {} });
…		…
974	sub object_freezer_save {	1186	sub object_freezer_save {
975	my ($filename, $rdata, $objs) = @_;	1187	my ($filename, $rdata, $objs) = @_;
976		1188
977	sync_job {	1189	sync_job {
978	if (length $$rdata) {	1190	if (length $$rdata) {
		1191	utf8::decode (my $decname = $filename);
979	warn sprintf "saving %s (%d,%d)\n",	1192	warn sprintf "saving %s (%d,%d)\n",
980	$filename, length $$rdata, scalar @$objs;	1193	$decname, length $$rdata, scalar @$objs;
981		1194
982	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1195	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
983	chmod SAVE_MODE, $fh;	1196	aio_chmod $fh, SAVE_MODE;
984	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1197	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
985	aio_fsync $fh if $cf::USE_FSYNC;	1198	if ($cf::USE_FSYNC) {
		1199	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1200	aio_fsync $fh;
		1201	}
986	close $fh;	1202	aio_close $fh;
987		1203
988	if (@$objs) {	1204	if (@$objs) {
989	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1205	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
990	chmod SAVE_MODE, $fh;	1206	aio_chmod $fh, SAVE_MODE;
991	my $data = Storable::nfreeze { version => 1, objs => $objs };	1207	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
992	aio_write $fh, 0, (length $data), $data, 0;	1208	aio_write $fh, 0, (length $data), $data, 0;
993	aio_fsync $fh if $cf::USE_FSYNC;	1209	if ($cf::USE_FSYNC) {
		1210	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1211	aio_fsync $fh;
		1212	}
994	close $fh;	1213	aio_close $fh;
995	aio_rename "$filename.pst~", "$filename.pst";	1214	aio_rename "$filename.pst~", "$filename.pst";
996	}	1215	}
997	} else {	1216	} else {
998	aio_unlink "$filename.pst";	1217	aio_unlink "$filename.pst";
999	}	1218	}
1000		1219
1001	aio_rename "$filename~", $filename;	1220	aio_rename "$filename~", $filename;
		1221
		1222	$filename =~ s%/[^/]+$%%;
		1223	aio_pathsync $filename if $cf::USE_FSYNC;
1002	} else {	1224	} else {
1003	warn "FATAL: $filename~: $!\n";	1225	warn "unable to save objects: $filename~: $!\n";
1004	}	1226	}
1005	} else {	1227	} else {
1006	aio_unlink $filename;	1228	aio_unlink $filename;
1007	aio_unlink "$filename.pst";	1229	aio_unlink "$filename.pst";
1008	}	1230	}
1009	}	1231	};
1010	}	1232	}
1011		1233
1012	sub object_freezer_as_string {	1234	sub object_freezer_as_string {
1013	my ($rdata, $objs) = @_;	1235	my ($rdata, $objs) = @_;
1014		1236
…		…
1026	or return;	1248	or return;
1027		1249
1028	unless (aio_stat "$filename.pst") {	1250	unless (aio_stat "$filename.pst") {
1029	(aio_load "$filename.pst", $av) >= 0	1251	(aio_load "$filename.pst", $av) >= 0
1030	or return;	1252	or return;
		1253
1031	$av = eval { (Storable::thaw $av)->{objs} };	1254	my $st = eval { Coro::Storable::thaw $av };
		1255	$av = $st->{objs};
1032	}	1256	}
1033		1257
		1258	utf8::decode (my $decname = $filename);
1034	warn sprintf "loading %s (%d)\n",	1259	warn sprintf "loading %s (%d,%d)\n",
1035	$filename, length $data, scalar @{$av || []};	1260	$decname, length $data, scalar @{$av || []};
		1261
1036	return ($data, $av);	1262	($data, $av)
1037	}	1263	}
1038		1264
1039	=head2 COMMAND CALLBACKS	1265	=head2 COMMAND CALLBACKS
1040		1266
1041	=over 4	1267	=over 4
…		…
1095	my ($name, $cb) = @_;	1321	my ($name, $cb) = @_;
1096		1322
1097	$EXTICMD{$name} = $cb;	1323	$EXTICMD{$name} = $cb;
1098	}	1324	}
1099		1325
		1326	use File::Glob ();
		1327
1100	cf::player->attach (	1328	cf::player->attach (
1101	on_command => sub {	1329	on_unknown_command => sub {
1102	my ($pl, $name, $params) = @_;	1330	my ($pl, $name, $params) = @_;
1103		1331
1104	my $cb = $COMMAND{$name}	1332	my $cb = $COMMAND{$name}
1105	or return;	1333	or return;
1106		1334
…		…
1114	my ($pl, $buf) = @_;	1342	my ($pl, $buf) = @_;
1115		1343
1116	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1344	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1117		1345
1118	if (ref $msg) {	1346	if (ref $msg) {
		1347	my ($type, $reply, @payload) =
		1348	"ARRAY" eq ref $msg
		1349	? @$msg
		1350	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1351
		1352	my @reply;
		1353
1119	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1354	if (my $cb = $EXTCMD{$type}) {
1120	if (my %reply = $cb->($pl, $msg)) {	1355	@reply = $cb->($pl, @payload);
1121	$pl->ext_reply ($msg->{msgid}, %reply);
1122	}
1123	}	1356	}
		1357
		1358	$pl->ext_reply ($reply, @reply)
		1359	if $reply;
		1360
1124	} else {	1361	} else {
1125	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1362	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1126	}	1363	}
1127		1364
1128	cf::override;	1365	cf::override;
1129	},	1366	},
1130	);	1367	);
		1368
		1369	# "readahead" all extensions
		1370	sub cache_extensions {
		1371	my $grp = IO::AIO::aio_group;
		1372
		1373	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1374	for (grep /\.ext$/, @{$_[0]}) {
		1375	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1376	}
		1377	};
		1378
		1379	$grp
		1380	}
1131		1381
1132	sub load_extensions {	1382	sub load_extensions {
1133	cf::sync_job {	1383	cf::sync_job {
1134	my %todo;	1384	my %todo;
1135		1385
…		…
1155		1405
1156	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1406	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1157	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1407	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1158		1408
1159	$ext{source} =	1409	$ext{source} =
1160	"package $pkg; use strict; use utf8;\n"	1410	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1161	. "#line 1 \"$path\"\n{\n"	1411	. "#line 1 \"$path\"\n{\n"
1162	. $source	1412	. $source
1163	. "\n};\n1";	1413	. "\n};\n1";
1164		1414
1165	$todo{$base} = \%ext;	1415	$todo{$base} = \%ext;
1166	}	1416	}
1167		1417
		1418	my $pass = 0;
1168	my %done;	1419	my %done;
1169	while (%todo) {	1420	while (%todo) {
1170	my $progress;	1421	my $progress;
1171		1422
		1423	++$pass;
		1424
		1425	ext:
1172	while (my ($k, $v) = each %todo) {	1426	while (my ($k, $v) = each %todo) {
1173	for (split /,\s*/, $v->{meta}{depends}) {	1427	for (split /,\s*/, $v->{meta}{depends}) {
1174	goto skip	1428	next ext
1175	unless exists $done{$_};	1429	unless exists $done{$_};
1176	}	1430	}
1177		1431
1178	warn "... loading '$k' into '$v->{pkg}'\n";	1432	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1179		1433
1180	unless (eval $v->{source}) {	1434	my $active = eval $v->{source};
		1435
		1436	if (length $@) {
1181	my $msg = $@ ? "$v->{path}: $@\n"	1437	warn "$v->{path}: $@\n";
1182	: "$v->{base}: extension inactive.\n";
1183		1438
		1439	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1184	if (exists $v->{meta}{mandatory}) {	1440	if exists $v->{meta}{mandatory};
1185	warn $msg;	1441	} else {
1186	warn "mandatory extension failed to load, exiting.\n";	1442	$done{$k} = delete $todo{$k};
1187	exit 1;	1443	push @EXTS, $v->{pkg};
1188	}	1444	$progress = 1;
1189		1445
1190	warn $msg;	1446	warn "$v->{base}: extension inactive.\n"
		1447	unless $active;
1191	}	1448	}
1192
1193	$done{$k} = delete $todo{$k};
1194	push @EXTS, $v->{pkg};
1195	$progress = 1;
1196	}	1449	}
1197		1450
1198	skip:	1451	unless ($progress) {
1199	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1452	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1200	unless $progress;	1453
		1454	while (my ($k, $v) = each %todo) {
		1455	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1456	if exists $v->{meta}{mandatory};
		1457	}
		1458	}
1201	}	1459	}
1202	};	1460	};
1203	}	1461	}
1204		1462
1205	#############################################################################	1463	#############################################################################
1206		1464
1207	=back	1465	=back
1208		1466
1209	=head2 CORE EXTENSIONS	1467	=head2 CORE EXTENSIONS
1210		1468
1211	Functions and methods that extend core crossfire objects.	1469	Functions and methods that extend core deliantra objects.
1212		1470
1213	=cut	1471	=cut
1214		1472
1215	package cf::player;	1473	package cf::player;
1216		1474
1217	use Coro::AIO;	1475	use Coro::AIO;
1218		1476
1219	=head3 cf::player	1477	=head3 cf::player
1220		1478
1221	=over 4	1479	=over 4
		1480
		1481	=item cf::player::num_playing
		1482
		1483	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1484
		1485	=cut
		1486
		1487	sub num_playing {
		1488	scalar grep
		1489	$_->ob->map
		1490	&& !$_->hidden
		1491	&& !$_->ob->flag (cf::FLAG_WIZ),
		1492	cf::player::list
		1493	}
1222		1494
1223	=item cf::player::find $login	1495	=item cf::player::find $login
1224		1496
1225	Returns the given player object, loading it if necessary (might block).	1497	Returns the given player object, loading it if necessary (might block).
1226		1498
…		…
1245		1517
1246	sub exists($) {	1518	sub exists($) {
1247	my ($login) = @_;	1519	my ($login) = @_;
1248		1520
1249	$cf::PLAYER{$login}	1521	$cf::PLAYER{$login}
1250	or cf::sync_job { !aio_stat path $login }	1522	or !aio_stat path $login
1251	}	1523	}
1252		1524
1253	sub find($) {	1525	sub find($) {
1254	return $cf::PLAYER{$_[0]} || do {	1526	return $cf::PLAYER{$_[0]} || do {
1255	my $login = $_[0];	1527	my $login = $_[0];
…		…
1262	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1534	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1263	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1535	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1264	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1536	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1265	aio_unlink +(playerdir $login) . "/$login.pl";	1537	aio_unlink +(playerdir $login) . "/$login.pl";
1266		1538
1267	my $pl = load_pl path $login	1539	my $f = new_from_file cf::object::thawer path $login
1268	or return;	1540	or return;
		1541
		1542	my $pl = cf::player::load_pl $f
		1543	or return;
		1544
		1545	local $cf::PLAYER_LOADING{$login} = $pl;
		1546	$f->resolve_delayed_derefs;
1269	$cf::PLAYER{$login} = $pl	1547	$cf::PLAYER{$login} = $pl
1270	}	1548	}
1271	}	1549	}
1272	}	1550	}
		1551
		1552	cf::player->attach (
		1553	on_load => sub {
		1554	my ($pl, $path) = @_;
		1555
		1556	# restore slots saved in save, below
		1557	my $slots = delete $pl->{_slots};
		1558
		1559	$pl->ob->current_weapon ($slots->[0]);
		1560	$pl->combat_ob ($slots->[1]);
		1561	$pl->ranged_ob ($slots->[2]);
		1562	},
		1563	);
1273		1564
1274	sub save($) {	1565	sub save($) {
1275	my ($pl) = @_;	1566	my ($pl) = @_;
1276		1567
1277	return if $pl->{deny_save};	1568	return if $pl->{deny_save};
…		…
1282	return if $pl->{deny_save};	1573	return if $pl->{deny_save};
1283		1574
1284	aio_mkdir playerdir $pl, 0770;	1575	aio_mkdir playerdir $pl, 0770;
1285	$pl->{last_save} = $cf::RUNTIME;	1576	$pl->{last_save} = $cf::RUNTIME;
1286		1577
		1578	cf::get_slot 0.01;
		1579
		1580	# save slots, to be restored later
		1581	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
		1582
1287	$pl->save_pl ($path);	1583	$pl->save_pl ($path);
1288	Coro::cede;	1584	cf::cede_to_tick;
1289	}	1585	}
1290		1586
1291	sub new($) {	1587	sub new($) {
1292	my ($login) = @_;	1588	my ($login) = @_;
1293		1589
…		…
1299	$cf::PLAYER{$login} = $self;	1595	$cf::PLAYER{$login} = $self;
1300		1596
1301	$self	1597	$self
1302	}	1598	}
1303		1599
		1600	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1601
		1602	=cut
		1603
		1604	sub send_msg {
		1605	my $ns = shift->ns
		1606	or return;
		1607	$ns->send_msg (@_);
		1608	}
		1609
1304	=item $pl->quit_character	1610	=item $pl->quit_character
1305		1611
1306	Nukes the player without looking back. If logged in, the connection will	1612	Nukes the player without looking back. If logged in, the connection will
1307	be destroyed. May block for a long time.	1613	be destroyed. May block for a long time.
1308		1614
…		…
1312	my ($pl) = @_;	1618	my ($pl) = @_;
1313		1619
1314	my $name = $pl->ob->name;	1620	my $name = $pl->ob->name;
1315		1621
1316	$pl->{deny_save} = 1;	1622	$pl->{deny_save} = 1;
1317	$pl->password ("*"); # this should lock out the player until we nuked the dir	1623	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1318		1624
1319	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1625	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1320	$pl->deactivate;	1626	$pl->deactivate;
		1627	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1628	$pl->ob->check_score;
1321	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1629	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1322	$pl->ns->destroy if $pl->ns;	1630	$pl->ns->destroy if $pl->ns;
1323		1631
1324	my $path = playerdir $pl;	1632	my $path = playerdir $pl;
1325	my $temp = "$path~$cf::RUNTIME~deleting~";	1633	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1361	or return [];	1669	or return [];
1362		1670
1363	my @logins;	1671	my @logins;
1364		1672
1365	for my $login (@$dirs) {	1673	for my $login (@$dirs) {
		1674	my $path = path $login;
		1675
		1676	# a .pst is a dead give-away for a valid player
		1677	# if no pst file found, open and chekc for blocked users
		1678	if (aio_stat "$path.pst") {
1366	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1679	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1367	aio_read $fh, 0, 512, my $buf, 0 or next;	1680	aio_read $fh, 0, 512, my $buf, 0 or next;
1368	$buf !~ /^password -------------$/m or next; # official not-valid tag	1681	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1682	}
1369		1683
1370	utf8::decode $login;	1684	utf8::decode $login;
1371	push @logins, $login;	1685	push @logins, $login;
1372	}	1686	}
1373		1687
…		…
1400	}	1714	}
1401		1715
1402	\@paths	1716	\@paths
1403	}	1717	}
1404		1718
1405	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1719	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1406		1720
1407	Expand crossfire pod fragments into protocol xml.	1721	Expand deliantra pod fragments into protocol xml.
1408		1722
1409	=cut
1410
1411	sub expand_cfpod {
1412	((my $self), (local $_)) = @_;
1413
1414	# escape & and <
1415	s/&/&amp;/g;
1416	s/(?<![BIUGH])</&lt;/g;
1417
1418	# this is buggy, it needs to properly take care of nested <'s
1419
1420	1 while
1421	# replace B<>, I<>, U<> etc.
1422	s/B<([^\>]*)>/<b>$1<\/b>/
1423	|| s/I<([^\>]*)>/<i>$1<\/i>/
1424	|| s/U<([^\>]*)>/<u>$1<\/u>/
1425	# replace G<male|female> tags
1426	|| s{G<([^>|]*)\|([^>]*)>}{
1427	$self->gender ? $2 : $1
1428	}ge
1429	# replace H<hint text>
1430	|| s{H<([^\>]*)>}
1431	{
1432	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1433	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1434	"")
1435	[$self->{hintmode}]
1436	}ge;
1437
1438	# create single paragraphs (very hackish)
1439	s/(?<=\S)\n(?=\w)/ /g;
1440
1441	# compress some whitespace
1442	s/\s+\n/\n/g; # ws line-ends
1443	s/\n\n+/\n/g; # double lines
1444	s/^\n+//; # beginning lines
1445	s/\n+$//; # ending lines
1446
1447	$_
1448	}
1449
1450	sub hintmode {
1451	$_[0]{hintmode} = $_[1] if @_ > 1;
1452	$_[0]{hintmode}
1453	}
1454
1455	=item $player->ext_reply ($msgid, %msg)	1723	=item $player->ext_reply ($msgid, @msg)
1456		1724
1457	Sends an ext reply to the player.	1725	Sends an ext reply to the player.
1458		1726
1459	=cut	1727	=cut
1460		1728
1461	sub ext_reply($$%) {	1729	sub ext_reply($$@) {
1462	my ($self, $id, %msg) = @_;	1730	my ($self, $id, @msg) = @_;
1463		1731
1464	$msg{msgid} = $id;	1732	$self->ns->ext_reply ($id, @msg)
1465	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1466	}	1733	}
1467		1734
1468	=item $player->ext_event ($type, %msg)	1735	=item $player->ext_msg ($type, @msg)
1469		1736
1470	Sends an ext event to the client.	1737	Sends an ext event to the client.
1471		1738
1472	=cut	1739	=cut
1473		1740
1474	sub ext_event($$%) {	1741	sub ext_msg($$@) {
1475	my ($self, $type, %msg) = @_;	1742	my ($self, $type, @msg) = @_;
1476		1743
1477	$self->ns->ext_event ($type, %msg);	1744	$self->ns->ext_msg ($type, @msg);
1478	}	1745	}
1479		1746
1480	=head3 cf::region	1747	=head3 cf::region
1481		1748
1482	=over 4	1749	=over 4
…		…
1526	our $MAX_RESET = 3600;	1793	our $MAX_RESET = 3600;
1527	our $DEFAULT_RESET = 3000;	1794	our $DEFAULT_RESET = 3000;
1528		1795
1529	sub generate_random_map {	1796	sub generate_random_map {
1530	my ($self, $rmp) = @_;	1797	my ($self, $rmp) = @_;
		1798
		1799	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1800
1531	# mit "rum" bekleckern, nicht	1801	# mit "rum" bekleckern, nicht
1532	$self->_create_random_map (	1802	$self->_create_random_map (
1533	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1803	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1534	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1804	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1535	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1805	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1536	$rmp->{exit_on_final_map},	1806	$rmp->{exit_on_final_map},
1537	$rmp->{xsize}, $rmp->{ysize},	1807	$rmp->{xsize}, $rmp->{ysize},
1538	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1808	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1539	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1809	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1657		1927
1658	# the temporary/swap location	1928	# the temporary/swap location
1659	sub save_path {	1929	sub save_path {
1660	my ($self) = @_;	1930	my ($self) = @_;
1661		1931
1662	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1932	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1663	"$TMPDIR/$path.map"	1933	"$TMPDIR/$path.map"
1664	}	1934	}
1665		1935
1666	# the unique path, undef == no special unique path	1936	# the unique path, undef == no special unique path
1667	sub uniq_path {	1937	sub uniq_path {
1668	my ($self) = @_;	1938	my ($self) = @_;
1669		1939
1670	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1940	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1671	"$UNIQUEDIR/$path"	1941	"$UNIQUEDIR/$path"
1672	}
1673
1674	# and all this just because we cannot iterate over
1675	# all maps in C++...
1676	sub change_all_map_light {
1677	my ($change) = @_;
1678
1679	$_->change_map_light ($change)
1680	for grep $_->outdoor, values %cf::MAP;
1681	}	1942	}
1682		1943
1683	sub decay_objects {	1944	sub decay_objects {
1684	my ($self) = @_;	1945	my ($self) = @_;
1685		1946
…		…
1698		1959
1699	sub load_header_from($) {	1960	sub load_header_from($) {
1700	my ($self, $path) = @_;	1961	my ($self, $path) = @_;
1701		1962
1702	utf8::encode $path;	1963	utf8::encode $path;
1703	#aio_open $path, O_RDONLY, 0	1964	my $f = new_from_file cf::object::thawer $path
1704	# or return;
1705
1706	$self->_load_header ($path)
1707	or return;	1965	or return;
		1966
		1967	$self->_load_header ($f)
		1968	or return;
		1969
		1970	local $MAP_LOADING{$self->{path}} = $self;
		1971	$f->resolve_delayed_derefs;
1708		1972
1709	$self->{load_path} = $path;	1973	$self->{load_path} = $path;
1710		1974
1711	1	1975	1
1712	}	1976	}
…		…
1766	sub find {	2030	sub find {
1767	my ($path, $origin) = @_;	2031	my ($path, $origin) = @_;
1768		2032
1769	$path = normalise $path, $origin && $origin->path;	2033	$path = normalise $path, $origin && $origin->path;
1770		2034
		2035	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1771	cf::lock_wait "map_find:$path";	2036	my $guard2 = cf::lock_acquire "map_find:$path";
1772		2037
1773	$cf::MAP{$path} || do {	2038	$cf::MAP{$path} || do {
1774	my $guard = cf::lock_acquire "map_find:$path";
1775	my $map = new_from_path cf::map $path	2039	my $map = new_from_path cf::map $path
1776	or return;	2040	or return;
1777		2041
1778	$map->{last_save} = $cf::RUNTIME;	2042	$map->{last_save} = $cf::RUNTIME;
1779		2043
…		…
1781	or return;	2045	or return;
1782		2046
1783	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2047	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1784	# doing this can freeze the server in a sync job, obviously	2048	# doing this can freeze the server in a sync job, obviously
1785	#$cf::WAIT_FOR_TICK->wait;	2049	#$cf::WAIT_FOR_TICK->wait;
		2050	undef $guard2;
		2051	undef $guard1;
1786	$map->reset;	2052	$map->reset;
1787	undef $guard;
1788	return find $path;	2053	return find $path;
1789	}	2054	}
1790		2055
1791	$cf::MAP{$path} = $map	2056	$cf::MAP{$path} = $map
1792	}	2057	}
1793	}	2058	}
1794		2059
1795	sub pre_load { }	2060	sub pre_load { }
1796	sub post_load { }	2061	#sub post_load { } # XS
1797		2062
1798	sub load {	2063	sub load {
1799	my ($self) = @_;	2064	my ($self) = @_;
1800		2065
1801	local $self->{deny_reset} = 1; # loading can take a long time	2066	local $self->{deny_reset} = 1; # loading can take a long time
1802		2067
1803	my $path = $self->{path};	2068	my $path = $self->{path};
1804		2069
1805	{	2070	{
1806	my $guard = cf::lock_acquire "map_load:$path";	2071	my $guard = cf::lock_acquire "map_data:$path";
1807		2072
		2073	return unless $self->valid;
1808	return if $self->in_memory != cf::MAP_SWAPPED;	2074	return unless $self->in_memory == cf::MAP_SWAPPED;
1809		2075
1810	$self->in_memory (cf::MAP_LOADING);	2076	$self->in_memory (cf::MAP_LOADING);
1811		2077
1812	$self->alloc;	2078	$self->alloc;
1813		2079
1814	$self->pre_load;	2080	$self->pre_load;
1815	Coro::cede;	2081	cf::cede_to_tick;
1816		2082
		2083	my $f = new_from_file cf::object::thawer $self->{load_path};
		2084	$f->skip_block;
1817	$self->_load_objects ($self->{load_path}, 1)	2085	$self->_load_objects ($f)
1818	or return;	2086	or return;
1819		2087
1820	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2088	$self->post_load_original
1821	if delete $self->{load_original};	2089	if delete $self->{load_original};
1822		2090
1823	if (my $uniq = $self->uniq_path) {	2091	if (my $uniq = $self->uniq_path) {
1824	utf8::encode $uniq;	2092	utf8::encode $uniq;
1825	if (aio_open $uniq, O_RDONLY, 0) {	2093	unless (aio_stat $uniq) {
		2094	if (my $f = new_from_file cf::object::thawer $uniq) {
1826	$self->clear_unique_items;	2095	$self->clear_unique_items;
1827	$self->_load_objects ($uniq, 0);	2096	$self->_load_objects ($f);
		2097	$f->resolve_delayed_derefs;
		2098	}
1828	}	2099	}
1829	}	2100	}
1830		2101
1831	Coro::cede;	2102	$f->resolve_delayed_derefs;
		2103
		2104	cf::cede_to_tick;
1832	# now do the right thing for maps	2105	# now do the right thing for maps
1833	$self->link_multipart_objects;	2106	$self->link_multipart_objects;
1834	$self->difficulty ($self->estimate_difficulty)	2107	$self->difficulty ($self->estimate_difficulty)
1835	unless $self->difficulty;	2108	unless $self->difficulty;
1836	Coro::cede;	2109	cf::cede_to_tick;
1837		2110
1838	unless ($self->{deny_activate}) {	2111	unless ($self->{deny_activate}) {
1839	$self->decay_objects;	2112	$self->decay_objects;
1840	$self->fix_auto_apply;	2113	$self->fix_auto_apply;
1841	$self->update_buttons;	2114	$self->update_buttons;
1842	Coro::cede;	2115	cf::cede_to_tick;
1843	$self->set_darkness_map;
1844	Coro::cede;
1845	$self->activate;	2116	$self->activate;
1846	}	2117	}
1847		2118
		2119	$self->{last_save} = $cf::RUNTIME;
		2120	$self->last_access ($cf::RUNTIME);
		2121
1848	$self->in_memory (cf::MAP_IN_MEMORY);	2122	$self->in_memory (cf::MAP_ACTIVE);
1849	}	2123	}
1850		2124
1851	$self->post_load;	2125	$self->post_load;
1852	}	2126	}
1853		2127
		2128	# customize the map for a given player, i.e.
		2129	# return the _real_ map. used by e.g. per-player
		2130	# maps to change the path to ~playername/mappath
1854	sub customise_for {	2131	sub customise_for {
1855	my ($self, $ob) = @_;	2132	my ($self, $ob) = @_;
1856		2133
1857	return find "~" . $ob->name . "/" . $self->{path}	2134	return find "~" . $ob->name . "/" . $self->{path}
1858	if $self->per_player;	2135	if $self->per_player;
…		…
1862		2139
1863	$self	2140	$self
1864	}	2141	}
1865		2142
1866	# find and load all maps in the 3x3 area around a map	2143	# find and load all maps in the 3x3 area around a map
1867	sub load_diag {	2144	sub load_neighbours {
1868	my ($map) = @_;	2145	my ($map) = @_;
1869		2146
1870	my @diag; # diagonal neighbours	2147	my @neigh; # diagonal neighbours
1871		2148
1872	for (0 .. 3) {	2149	for (0 .. 3) {
1873	my $neigh = $map->tile_path ($_)	2150	my $neigh = $map->tile_path ($_)
1874	or next;	2151	or next;
1875	$neigh = find $neigh, $map	2152	$neigh = find $neigh, $map
1876	or next;	2153	or next;
1877	$neigh->load;	2154	$neigh->load;
1878		2155
		2156	push @neigh,
1879	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2157	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1880	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2158	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1881	}	2159	}
1882		2160
1883	for (@diag) {	2161	for (grep defined $_->[0], @neigh) {
		2162	my ($path, $origin) = @$_;
1884	my $neigh = find @$_	2163	my $neigh = find $path, $origin
1885	or next;	2164	or next;
1886	$neigh->load;	2165	$neigh->load;
1887	}	2166	}
1888	}	2167	}
1889		2168
…		…
1894	}	2173	}
1895		2174
1896	sub do_load_sync {	2175	sub do_load_sync {
1897	my ($map) = @_;	2176	my ($map) = @_;
1898		2177
		2178	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2179	if $Coro::current == $Coro::main;
		2180
1899	cf::sync_job { $map->load };	2181	cf::sync_job { $map->load };
1900	}	2182	}
1901		2183
1902	our %MAP_PREFETCH;	2184	our %MAP_PREFETCH;
1903	our $MAP_PREFETCHER = undef;	2185	our $MAP_PREFETCHER = undef;
1904		2186
1905	sub find_async {	2187	sub find_async {
1906	my ($path, $origin) = @_;	2188	my ($path, $origin, $load) = @_;
1907		2189
1908	$path = normalise $path, $origin && $origin->{path};	2190	$path = normalise $path, $origin && $origin->{path};
1909		2191
1910	if (my $map = $cf::MAP{$path}) {	2192	if (my $map = $cf::MAP{$path}) {
1911	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2193	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1912	}	2194	}
1913		2195
1914	undef $MAP_PREFETCH{$path};	2196	$MAP_PREFETCH{$path} |= $load;
		2197
1915	$MAP_PREFETCHER ||= cf::async {	2198	$MAP_PREFETCHER ||= cf::async {
		2199	$Coro::current->{desc} = "map prefetcher";
		2200
1916	while (%MAP_PREFETCH) {	2201	while (%MAP_PREFETCH) {
1917	for my $path (keys %MAP_PREFETCH) {	2202	while (my ($k, $v) = each %MAP_PREFETCH) {
1918	if (my $map = find $path) {	2203	if (my $map = find $k) {
1919	$map->load;	2204	$map->load if $v;
1920	}	2205	}
1921		2206
1922	delete $MAP_PREFETCH{$path};	2207	delete $MAP_PREFETCH{$k};
1923	}	2208	}
1924	}	2209	}
1925	undef $MAP_PREFETCHER;	2210	undef $MAP_PREFETCHER;
1926	};	2211	};
1927	$MAP_PREFETCHER->prio (6);	2212	$MAP_PREFETCHER->prio (6);
1928		2213
1929	()	2214	()
1930	}	2215	}
1931		2216
		2217	# common code, used by both ->save and ->swapout
1932	sub save {	2218	sub _save {
1933	my ($self) = @_;	2219	my ($self) = @_;
1934
1935	my $lock = cf::lock_acquire "map_data:" . $self->path;
1936		2220
1937	$self->{last_save} = $cf::RUNTIME;	2221	$self->{last_save} = $cf::RUNTIME;
1938		2222
1939	return unless $self->dirty;	2223	return unless $self->dirty;
1940		2224
…		…
1946	return if $self->{deny_save};	2230	return if $self->{deny_save};
1947		2231
1948	local $self->{last_access} = $self->last_access;#d#	2232	local $self->{last_access} = $self->last_access;#d#
1949		2233
1950	cf::async {	2234	cf::async {
		2235	$Coro::current->{desc} = "map player save";
1951	$_->contr->save for $self->players;	2236	$_->contr->save for $self->players;
1952	};	2237	};
		2238
		2239	cf::get_slot 0.02;
1953		2240
1954	if ($uniq) {	2241	if ($uniq) {
1955	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2242	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1956	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2243	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1957	} else {	2244	} else {
1958	$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);
1959	}	2246	}
1960	}	2247	}
1961		2248
		2249	sub save {
		2250	my ($self) = @_;
		2251
		2252	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2253
		2254	$self->_save;
		2255	}
		2256
1962	sub swap_out {	2257	sub swap_out {
1963	my ($self) = @_;	2258	my ($self) = @_;
1964		2259
1965	# save first because save cedes
1966	$self->save;
1967
1968	my $lock = cf::lock_acquire "map_data:" . $self->path;	2260	my $lock = cf::lock_acquire "map_data:$self->{path}";
1969		2261
		2262	return if $self->in_memory != cf::MAP_ACTIVE;
		2263	return if $self->{deny_save};
1970	return if $self->players;	2264	return if $self->players;
1971	return if $self->in_memory != cf::MAP_IN_MEMORY;
1972	return if $self->{deny_save};
1973		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
1974	$self->clear;	2275	$self->clear;
1975	$self->in_memory (cf::MAP_SWAPPED);
1976	}	2276	}
1977		2277
1978	sub reset_at {	2278	sub reset_at {
1979	my ($self) = @_;	2279	my ($self) = @_;
1980		2280
…		…
1998		2298
1999	my $lock = cf::lock_acquire "map_data:$self->{path}";	2299	my $lock = cf::lock_acquire "map_data:$self->{path}";
2000		2300
2001	return if $self->players;	2301	return if $self->players;
2002		2302
2003	warn "resetting map ", $self->path;	2303	warn "resetting map ", $self->path, "\n";
2004		2304
2005	$self->in_memory (cf::MAP_SWAPPED);	2305	$self->in_memory (cf::MAP_SWAPPED);
2006		2306
2007	# need to save uniques path	2307	# need to save uniques path
2008	unless ($self->{deny_save}) {	2308	unless ($self->{deny_save}) {
…		…
2012	if $uniq;	2312	if $uniq;
2013	}	2313	}
2014		2314
2015	delete $cf::MAP{$self->path};	2315	delete $cf::MAP{$self->path};
2016		2316
		2317	$self->deactivate;
		2318	$_->clear_links_to ($self) for values %cf::MAP;
2017	$self->clear;	2319	$self->clear;
2018
2019	$_->clear_links_to ($self) for values %cf::MAP;
2020		2320
2021	$self->unlink_save;	2321	$self->unlink_save;
2022	$self->destroy;	2322	$self->destroy;
2023	}	2323	}
2024		2324
2025	my $nuke_counter = "aaaa";	2325	my $nuke_counter = "aaaa";
2026		2326
2027	sub nuke {	2327	sub nuke {
2028	my ($self) = @_;	2328	my ($self) = @_;
2029		2329
		2330	{
		2331	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2332
2030	delete $cf::MAP{$self->path};	2333	delete $cf::MAP{$self->path};
2031		2334
2032	$self->unlink_save;	2335	$self->unlink_save;
2033		2336
2034	bless $self, "cf::map";	2337	bless $self, "cf::map";
2035	delete $self->{deny_reset};	2338	delete $self->{deny_reset};
2036	$self->{deny_save} = 1;	2339	$self->{deny_save} = 1;
2037	$self->reset_timeout (1);	2340	$self->reset_timeout (1);
2038	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2341	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2039		2342
2040	$cf::MAP{$self->path} = $self;	2343	$cf::MAP{$self->path} = $self;
		2344	}
2041		2345
2042	$self->reset; # polite request, might not happen	2346	$self->reset; # polite request, might not happen
2043	}	2347	}
2044		2348
2045	=item $maps = cf::map::tmp_maps	2349	=item $maps = cf::map::tmp_maps
…		…
2087		2391
2088	sub unique_maps() {	2392	sub unique_maps() {
2089	[	2393	[
2090	map {	2394	map {
2091	utf8::decode $_;	2395	utf8::decode $_;
2092	/\.map$/	2396	s/\.map$//; # TODO future compatibility hack
		2397	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2398	? ()
2093	? normalise $_	2399	: normalise $_
2094	: ()
2095	} @{ aio_readdir $UNIQUEDIR or [] }	2400	} @{ aio_readdir $UNIQUEDIR or [] }
2096	]	2401	]
2097	}	2402	}
2098		2403
2099	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	}
2100		2435
2101	=back	2436	=back
2102		2437
2103	=head3 cf::object	2438	=head3 cf::object
2104		2439
…		…
2108		2443
2109	=over 4	2444	=over 4
2110		2445
2111	=item $ob->inv_recursive	2446	=item $ob->inv_recursive
2112		2447
2113	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.
2114		2450
2115	=cut	2451	=cut
2116		2452
2117	sub inv_recursive_;	2453	sub inv_recursive_;
2118	sub inv_recursive_ {	2454	sub inv_recursive_ {
…		…
2121		2457
2122	sub inv_recursive {	2458	sub inv_recursive {
2123	inv_recursive_ inv $_[0]	2459	inv_recursive_ inv $_[0]
2124	}	2460	}
2125		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
2126	package cf;	2490	package cf;
2127		2491
2128	=back	2492	=back
2129		2493
2130	=head3 cf::object::player	2494	=head3 cf::object::player
…		…
2136	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>
2137	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
2138	dialogue with the given NPC character.	2502	dialogue with the given NPC character.
2139		2503
2140	=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	};
2141		2519
2142	# rough implementation of a future "reply" method that works	2520	# rough implementation of a future "reply" method that works
2143	# with dialog boxes.	2521	# with dialog boxes.
2144	#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
2145	sub cf::object::player::reply($$$;$) {	2523	sub cf::object::player::reply($$$;$) {
…		…
2152		2530
2153	} else {	2531	} else {
2154	my $pl = $self->contr;	2532	my $pl = $self->contr;
2155		2533
2156	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2534	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2157	my $diag = $pl->{npc_dialog};	2535	my $dialog = $pl->{npc_dialog};
2158	$diag->{pl}->ext_reply (	2536	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2159	$diag->{id},
2160	msgtype => "reply",
2161	msg => $diag->{pl}->expand_cfpod ($msg),
2162	add_topics => []
2163	);
2164		2537
2165	} else {	2538	} else {
2166	$msg = $npc->name . " says: $msg" if $npc;	2539	$msg = $npc->name . " says: $msg" if $npc;
2167	$self->message ($msg, $flags);	2540	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2168	}	2541	}
2169	}	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 (@_);
2170	}	2553	}
2171		2554
2172	=item $player_object->may ("access")	2555	=item $player_object->may ("access")
2173		2556
2174	Returns wether the given player is authorized to access resource "access"	2557	Returns wether the given player is authorized to access resource "access"
…		…
2187		2570
2188	=item $player_object->enter_link	2571	=item $player_object->enter_link
2189		2572
2190	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}>).
2191		2574
2192	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.
2193	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.
2194		2579
2195	Will never block.	2580	Will never block.
2196		2581
2197	=item $player_object->leave_link ($map, $x, $y)	2582	=item $player_object->leave_link ($map, $x, $y)
2198		2583
…		…
2250	($x, $y) = (-1, -1)	2635	($x, $y) = (-1, -1)
2251	unless (defined $x) && (defined $y);	2636	unless (defined $x) && (defined $y);
2252		2637
2253	# use -1 or undef as default coordinates, not 0, 0	2638	# use -1 or undef as default coordinates, not 0, 0
2254	($x, $y) = ($map->enter_x, $map->enter_y)	2639	($x, $y) = ($map->enter_x, $map->enter_y)
2255	if $x <=0 && $y <= 0;	2640	if $x <= 0 && $y <= 0;
2256		2641
2257	$map->load;	2642	$map->load;
2258	$map->load_diag;	2643	$map->load_neighbours;
2259		2644
2260	return unless $self->contr->active;	2645	return unless $self->contr->active;
2261	$self->activate_recursive;
2262		2646
2263	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2647	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2264	$self->enter_map ($map, $x, $y);	2648	$self->enter_map ($map, $x, $y);
		2649
		2650	# only activate afterwards, to support waiting in hooks
		2651	$self->activate_recursive;
2265	}	2652	}
2266		2653
2267	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2654	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2268		2655
2269	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
2270	her, loading and preparing them map, calling the provided $check callback	2657	her, loading and preparing them map, calling the provided $check callback
2271	that has to return the map if sucecssful, and then unfreezes the player on	2658	that has to return the map if sucecssful, and then unfreezes the player on
2272	the new (success) or old (failed) map position. In either case, $done will	2659	the new (success) or old (failed) map position. In either case, $done will
2273	be called at the end of this process.	2660	be called at the end of this process.
2274		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
2275	=cut	2665	=cut
2276		2666
2277	our $GOTOGEN;	2667	our $GOTOGEN;
2278		2668
2279	sub cf::object::player::goto {	2669	sub cf::object::player::goto {
…		…
2283	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2673	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2284		2674
2285	$self->enter_link;	2675	$self->enter_link;
2286		2676
2287	(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
2288	my $map = eval {	2699	my $map = eval {
2289	my $map = cf::map::find $path;	2700	my $map = defined $path ? cf::map::find $path : undef;
2290		2701
2291	if ($map) {	2702	if ($map) {
2292	$map = $map->customise_for ($self);	2703	$map = $map->customise_for ($self);
2293	$map = $check->($map) if $check && $map;	2704	$map = $check->($map) if $check && $map;
2294	} else {	2705	} else {
2295	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2706	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2296	}	2707	}
2297		2708
2298	$map	2709	$map
2299	};	2710	};
2300		2711
…		…
2336	}	2747	}
2337		2748
2338	sub prepare_random_map {	2749	sub prepare_random_map {
2339	my ($exit) = @_;	2750	my ($exit) = @_;
2340		2751
2341	my $guard = cf::lock_acquire "exit_prepare:$exit";
2342
2343	# all this does is basically replace the /! path by	2752	# all this does is basically replace the /! path by
2344	# a new random map path (?random/...) with a seed	2753	# a new random map path (?random/...) with a seed
2345	# that depends on the exit object	2754	# that depends on the exit object
2346		2755
2347	my $rmp = parse_random_map_params $exit->msg;	2756	my $rmp = parse_random_map_params $exit->msg;
…		…
2349	if ($exit->map) {	2758	if ($exit->map) {
2350	$rmp->{region} = $exit->region->name;	2759	$rmp->{region} = $exit->region->name;
2351	$rmp->{origin_map} = $exit->map->path;	2760	$rmp->{origin_map} = $exit->map->path;
2352	$rmp->{origin_x} = $exit->x;	2761	$rmp->{origin_x} = $exit->x;
2353	$rmp->{origin_y} = $exit->y;	2762	$rmp->{origin_y} = $exit->y;
		2763
		2764	$exit->map->touch;
2354	}	2765	}
2355		2766
2356	$rmp->{random_seed} ||= $exit->random_seed;	2767	$rmp->{random_seed} ||= $exit->random_seed;
2357		2768
2358	my $data = cf::to_json $rmp;	2769	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2359	my $md5 = Digest::MD5::md5_hex $data;	2770	my $md5 = Digest::MD5::md5_hex $data;
2360	my $meta = "$RANDOMDIR/$md5.meta";	2771	my $meta = "$RANDOMDIR/$md5.meta";
2361		2772
2362	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2773	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2363	aio_write $fh, 0, (length $data), $data, 0;	2774	aio_write $fh, 0, (length $data), $data, 0;
2364	undef $fh;	2775	undef $fh;
2365	aio_rename "$meta~", $meta;	2776	aio_rename "$meta~", $meta;
2366		2777
		2778	my $slaying = "?random/$md5";
		2779
		2780	if ($exit->valid) {
2367	$exit->slaying ("?random/$md5");	2781	$exit->slaying ("?random/$md5");
2368	$exit->msg (undef);	2782	$exit->msg (undef);
		2783	}
2369	}	2784	}
2370	}	2785	}
2371		2786
2372	sub cf::object::player::enter_exit {	2787	sub cf::object::player::enter_exit {
2373	my ($self, $exit) = @_;	2788	my ($self, $exit) = @_;
2374		2789
2375	return unless $self->type == cf::PLAYER;	2790	return unless $self->type == cf::PLAYER;
2376		2791
2377	if ($exit->slaying eq "/!") {
2378	#TODO: this should de-fi-ni-te-ly not be a sync-job
2379	# the problem is that $exit might not survive long enough
2380	# so it needs to be done right now, right here
2381	cf::sync_job { prepare_random_map $exit };
2382	}
2383
2384	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2385	my $hp = $exit->stats->hp;
2386	my $sp = $exit->stats->sp;
2387
2388	$self->enter_link;	2792	$self->enter_link;
2389		2793
2390	# if exit is damned, update players death & WoR home-position
2391	$self->contr->savebed ($slaying, $hp, $sp)
2392	if $exit->flag (FLAG_DAMNED);
2393
2394	(async {	2794	(async {
2395	$self->deactivate_recursive; # just to be sure	2795	$Coro::current->{desc} = "enter_exit";
		2796
2396	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
2397	$self->goto ($slaying, $hp, $sp);	2812	$self->goto ($map, $x, $y);
2398		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
2399	1;	2818	1
2400	}) {	2819	}) {
2401	$self->message ("Something went wrong deep within the crossfire server. "	2820	$self->message ("Something went wrong deep within the deliantra server. "
2402	. "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. "
2403	. "Please report this to the dungeon master!",	2822	. "Please report this to the dungeon master!",
2404	cf::NDI_UNIQUE | cf::NDI_RED);	2823	cf::NDI_UNIQUE | cf::NDI_RED);
2405		2824
2406	warn "ERROR in enter_exit: $@";	2825	warn "ERROR in enter_exit: $@";
…		…
2423	sub cf::client::send_drawinfo {	2842	sub cf::client::send_drawinfo {
2424	my ($self, $text, $flags) = @_;	2843	my ($self, $text, $flags) = @_;
2425		2844
2426	utf8::encode $text;	2845	utf8::encode $text;
2427	$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);
2428	}	2872	}
2429		2873
2430	=item $client->send_msg ($channel, $msg, $color, [extra...])	2874	=item $client->send_msg ($channel, $msg, $color, [extra...])
2431		2875
2432	Send a drawinfo or msg packet to the client, formatting the msg for the	2876	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2434	the message, with C<log> being the default. If C<$color> is negative, suppress	2878	the message, with C<log> being the default. If C<$color> is negative, suppress
2435	the message unless the client supports the msg packet.	2879	the message unless the client supports the msg packet.
2436		2880
2437	=cut	2881	=cut
2438		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" => $CHAT_CHANNEL,
		2995	);
		2996
2439	sub cf::client::send_msg {	2997	sub cf::client::send_msg {
2440	my ($self, $channel, $msg, $color, @extra) = @_;	2998	my ($self, $channel, $msg, $color, @extra) = @_;
2441		2999
2442	$msg = $self->pl->expand_cfpod ($msg);	3000	$msg = $self->pl->expand_cfpod ($msg)
		3001	unless $color & cf::NDI_VERBATIM;
2443		3002
2444	return unless @extra || length $msg;
2445
2446	$color &= ~cf::NDI_UNIQUE; # just in case...	3003	$color &= cf::NDI_CLIENT_MASK; # just in case...
2447		3004
		3005	# check predefined channels, for the benefit of C
		3006	if ($CHANNEL{$channel}) {
		3007	$channel = $CHANNEL{$channel};
		3008
		3009	$self->ext_msg (channel_info => $channel);
		3010	$channel = $channel->{id};
		3011
2448	if (ref $channel) {	3012	} elsif (ref $channel) {
2449	# send meta info to client, if not yet sent	3013	# send meta info to client, if not yet sent
2450	unless (exists $self->{channel}{$channel->{id}}) {	3014	unless (exists $self->{channel}{$channel->{id}}) {
2451	$self->{channel}{$channel->{id}} = $channel;	3015	$self->{channel}{$channel->{id}} = $channel;
2452	$self->ext_event (channel_info => %$channel);	3016	$self->ext_msg (channel_info => $channel);
2453	}	3017	}
2454		3018
2455	$channel = $channel->{id};	3019	$channel = $channel->{id};
2456	}	3020	}
2457		3021
2458	if ($self->can_msg) {	3022	return unless @extra || length $msg;
2459	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $channel, $msg, @extra]));
2460	} else {
2461	# replace some tags by gcfclient-compatible ones
2462	for ($msg) {
2463	1 while
2464	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2465	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2466	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2467	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2468	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2469	}
2470		3023
2471	if ($color >= 0) {	3024	# default colour, mask it out
2472	if (0 && $msg =~ /\[/) {	3025	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2473	$self->send_packet ("drawextinfo $color 4 0 $msg")	3026	if $color & cf::NDI_DEF;
2474	} else {
2475	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2476	$self->send_packet ("drawinfo $color $msg")
2477	}
2478	}
2479	}
2480	}
2481		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
2482	=item $client->ext_event ($type, %msg)	3036	=item $client->ext_msg ($type, @msg)
2483		3037
2484	Sends an ext event to the client.	3038	Sends an ext event to the client.
2485		3039
2486	=cut	3040	=cut
2487		3041
2488	sub cf::client::ext_event($$%) {	3042	sub cf::client::ext_msg($$@) {
2489	my ($self, $type, %msg) = @_;	3043	my ($self, $type, @msg) = @_;
2490		3044
2491	return unless $self->extcmd;	3045	if ($self->extcmd == 2) {
2492		3046	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		3047	} elsif ($self->extcmd == 1) { # TODO: remove
2493	$msg{msgtype} = "event_$type";	3048	push @msg, msgtype => "event_$type";
2494	$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	}
2495	}	3069	}
2496		3070
2497	=item $success = $client->query ($flags, "text", \&cb)	3071	=item $success = $client->query ($flags, "text", \&cb)
2498		3072
2499	Queues a query to the client, calling the given callback with	3073	Queues a query to the client, calling the given callback with
…		…
2554	my ($ns, $buf) = @_;	3128	my ($ns, $buf) = @_;
2555		3129
2556	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3130	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2557		3131
2558	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
2559	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3140	if (my $cb = $EXTICMD{$type}) {
2560	if (my %reply = $cb->($ns, $msg)) {	3141	@reply = $cb->($ns, @payload);
2561	$reply{msgid} = $msg->{msgid};
2562	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2563	}
2564	}	3142	}
		3143
		3144	$ns->ext_reply ($reply, @reply)
		3145	if $reply;
		3146
2565	} else {	3147	} else {
2566	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";
2567	}	3149	}
2568		3150
2569	cf::override;	3151	cf::override;
…		…
2591		3173
2592	$coro	3174	$coro
2593	}	3175	}
2594		3176
2595	cf::client->attach (	3177	cf::client->attach (
2596	on_destroy => sub {	3178	on_client_destroy => sub {
2597	my ($ns) = @_;	3179	my ($ns) = @_;
2598		3180
2599	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3181	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2600	},	3182	},
2601	);	3183	);
…		…
2616	our $safe = new Safe "safe";	3198	our $safe = new Safe "safe";
2617	our $safe_hole = new Safe::Hole;	3199	our $safe_hole = new Safe::Hole;
2618		3200
2619	$SIG{FPE} = 'IGNORE';	3201	$SIG{FPE} = 'IGNORE';
2620		3202
2621	$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	));
2622		3208
2623	# here we export the classes and methods available to script code	3209	# here we export the classes and methods available to script code
2624		3210
2625	=pod	3211	=pod
2626		3212
2627	The following functions and methods are available within a safe environment:	3213	The following functions and methods are available within a safe environment:
2628		3214
2629	cf::object	3215	cf::object
2630	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
2631	insert remove	3217	insert remove name archname title slaying race decrease split
		3218	value
2632		3219
2633	cf::object::player	3220	cf::object::player
2634	player	3221	player
2635		3222
2636	cf::player	3223	cf::player
…		…
2641		3228
2642	=cut	3229	=cut
2643		3230
2644	for (	3231	for (
2645	["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
2646	insert remove)],	3233	insert remove inv nrof name archname title slaying race
		3234	decrease split destroy change_exp value msg lore send_msg)],
2647	["cf::object::player" => qw(player)],	3235	["cf::object::player" => qw(player)],
2648	["cf::player" => qw(peaceful)],	3236	["cf::player" => qw(peaceful send_msg)],
2649	["cf::map" => qw(trigger)],	3237	["cf::map" => qw(trigger)],
2650	) {	3238	) {
2651	no strict 'refs';	3239	no strict 'refs';
2652	my ($pkg, @funs) = @$_;	3240	my ($pkg, @funs) = @$_;
2653	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3241	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2671		3259
2672	my $qcode = $code;	3260	my $qcode = $code;
2673	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3261	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2674	$qcode =~ s/\n/\\n/g;	3262	$qcode =~ s/\n/\\n/g;
2675		3263
		3264	%vars = (_dummy => 0) unless %vars;
		3265
		3266	my @res;
2676	local $_;	3267	local $_;
2677	local @safe::cf::_safe_eval_args = values %vars;
2678		3268
2679	my $eval =	3269	my $eval =
2680	"do {\n"	3270	"do {\n"
2681	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3271	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2682	. "#line 0 \"{$qcode}\"\n"	3272	. "#line 0 \"{$qcode}\"\n"
2683	. $code	3273	. $code
2684	. "\n}"	3274	. "\n}"
2685	;	3275	;
2686		3276
		3277	if ($CFG{safe_eval}) {
2687	sub_generation_inc;	3278	sub_generation_inc;
		3279	local @safe::cf::_safe_eval_args = values %vars;
2688	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3280	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2689	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	}
2690		3286
2691	if ($@) {	3287	if ($@) {
2692	warn "$@";	3288	warn "$@";
2693	warn "while executing safe code '$code'\n";	3289	warn "while executing safe code '$code'\n";
2694	warn "with arguments " . (join " ", %vars) . "\n";	3290	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2713	=cut	3309	=cut
2714		3310
2715	sub register_script_function {	3311	sub register_script_function {
2716	my ($fun, $cb) = @_;	3312	my ($fun, $cb) = @_;
2717		3313
2718	no strict 'refs';	3314	$fun = "safe::$fun" if $CFG{safe_eval};
2719	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3315	*$fun = $safe_hole->wrap ($cb);
2720	}	3316	}
2721		3317
2722	=back	3318	=back
2723		3319
2724	=cut	3320	=cut
…		…
2726	#############################################################################	3322	#############################################################################
2727	# the server's init and main functions	3323	# the server's init and main functions
2728		3324
2729	sub load_facedata($) {	3325	sub load_facedata($) {
2730	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;
2731		3333
2732	warn "loading facedata from $path\n";	3334	warn "loading facedata from $path\n";
2733		3335
2734	my $facedata;	3336	my $facedata;
2735	0 < aio_load $path, $facedata	3337	0 < aio_load $path, $facedata
…		…
2738	$facedata = Coro::Storable::thaw $facedata;	3340	$facedata = Coro::Storable::thaw $facedata;
2739		3341
2740	$facedata->{version} == 2	3342	$facedata->{version} == 2
2741	or cf::cleanup "$path: version mismatch, cannot proceed.";	3343	or cf::cleanup "$path: version mismatch, cannot proceed.";
2742		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
2743	{	3354	{
2744	my $faces = $facedata->{faceinfo};	3355	my $faces = $facedata->{faceinfo};
2745		3356
2746	while (my ($face, $info) = each %$faces) {	3357	while (my ($face, $info) = each %$faces) {
2747	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3358	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3359
2748	cf::face::set_visibility $idx, $info->{visibility};	3360	cf::face::set_visibility $idx, $info->{visibility};
2749	cf::face::set_magicmap $idx, $info->{magicmap};	3361	cf::face::set_magicmap $idx, $info->{magicmap};
2750	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3362	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2751	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3363	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2752		3364
2753	cf::cede_to_tick;	3365	cf::cede_to_tick;
2754	}	3366	}
2755		3367
2756	while (my ($face, $info) = each %$faces) {	3368	while (my ($face, $info) = each %$faces) {
2757	next unless $info->{smooth};	3369	next unless $info->{smooth};
		3370
2758	my $idx = cf::face::find $face	3371	my $idx = cf::face::find $face
2759	or next;	3372	or next;
		3373
2760	if (my $smooth = cf::face::find $info->{smooth}) {	3374	if (my $smooth = cf::face::find $info->{smooth}) {
2761	cf::face::set_smooth $idx, $smooth;	3375	cf::face::set_smooth $idx, $smooth;
2762	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3376	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2763	} else {	3377	} else {
2764	warn "smooth face '$info->{smooth}' not found for face '$face'";	3378	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2778		3392
2779	cf::anim::invalidate_all; # d'oh	3393	cf::anim::invalidate_all; # d'oh
2780	}	3394	}
2781		3395
2782	{	3396	{
2783	# TODO: for gcfclient pleasure, we should give resources
2784	# that gcfclient doesn't grok a >10000 face index.
2785	my $res = $facedata->{resource};	3397	my $res = $facedata->{resource};
2786	my $enc = JSON::XS->new->utf8->canonical;
2787		3398
2788	while (my ($name, $info) = each %$res) {	3399	while (my ($name, $info) = each %$res) {
2789	my $meta = $enc->encode ({	3400	if (defined $info->{type}) {
2790	name => $name,
2791	type => $info->{type},
2792	copyright => $info->{copyright}, #TODO#
2793	});
2794
2795	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3401	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2796		3402
2797	if ($name =~ /\.jpg$/) {
2798	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};#d# temp hack	3403	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
2799	cf::face::set_data $idx, 1, $info->{data}, $info->{chksum};#d# temp hack	3404	cf::face::set_type $idx, $info->{type};
2800	} else {	3405	} else {
2801	my $data = pack "(w/a*)*", $meta, $info->{data};	3406	$RESOURCE{$name} = $info;
2802	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2803
2804	cf::face::set_type $idx, 1;
2805	cf::face::set_data $idx, 0, $data, $chk;
2806	}	3407	}
2807		3408
2808	cf::cede_to_tick;	3409	cf::cede_to_tick;
2809	}	3410	}
2810	}	3411	}
2811		3412
		3413	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3414
2812	1	3415	1
2813	}	3416	}
2814		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
2815	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
2816	load_resource_file "$MAPDIR/regions"	3461	load_resource_file "$MAPDIR/regions"
2817	or die "unable to load regions file\n";	3462	or die "unable to load regions file\n";
2818		3463
2819	for (cf::region::list) {	3464	for (cf::region::list) {
2820	$_->{match} = qr/$_->{match}/	3465	$_->{match} = qr/$_->{match}/
…		…
2828	}	3473	}
2829		3474
2830	sub reload_archetypes {	3475	sub reload_archetypes {
2831	load_resource_file "$DATADIR/archetypes"	3476	load_resource_file "$DATADIR/archetypes"
2832	or die "unable to load archetypes\n";	3477	or die "unable to load archetypes\n";
2833	#d# NEED to laod twice to resolve forward references
2834	# this really needs to be done in an extra post-pass
2835	# (which needs to be synchronous, so solve it differently)
2836	load_resource_file "$DATADIR/archetypes"
2837	or die "unable to load archetypes\n";
2838	}	3478	}
2839		3479
2840	sub reload_treasures {	3480	sub reload_treasures {
2841	load_resource_file "$DATADIR/treasures"	3481	load_resource_file "$DATADIR/treasures"
2842	or die "unable to load treasurelists\n";	3482	or die "unable to load treasurelists\n";
2843	}	3483	}
2844		3484
2845	sub reload_resources {	3485	sub reload_resources {
2846	warn "reloading resource files...\n";	3486	warn "reloading resource files...\n";
2847		3487
		3488	reload_facedata;
		3489	reload_archetypes;
2848	reload_regions;	3490	reload_regions;
2849	reload_facedata;
2850	#reload_archetypes;#d#
2851	reload_archetypes;
2852	reload_treasures;	3491	reload_treasures;
2853		3492
2854	warn "finished reloading resource files\n";	3493	warn "finished reloading resource files\n";
2855	}	3494	}
2856		3495
2857	sub init {	3496	sub reload_config {
2858	reload_resources;	3497	warn "reloading config file...\n";
2859	}
2860		3498
2861	sub cfg_load {
2862	open my $fh, "<:utf8", "$CONFDIR/config"	3499	open my $fh, "<:utf8", "$CONFDIR/config"
2863	or return;	3500	or return;
2864		3501
2865	local $/;	3502	local $/;
2866	*CFG = YAML::Syck::Load <$fh>;	3503	*CFG = YAML::XS::Load scalar <$fh>;
2867		3504
2868	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3505	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2869		3506
2870	$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};
2871	$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};
…		…
2875	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3512	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2876	and die "WARNING: m(un)lockall failed: $!\n";	3513	and die "WARNING: m(un)lockall failed: $!\n";
2877	};	3514	};
2878	warn $@ if $@;	3515	warn $@ if $@;
2879	}	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;
2880	}	3547	}
2881		3548
2882	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
2883	# we must not ever block the main coroutine	3559	# we must not ever block the main coroutine
2884	local $Coro::idle = sub {	3560	local $Coro::idle = sub {
2885	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#
2886	(async {	3562	(async {
2887	Event::one_event;	3563	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3564	EV::loop EV::LOOP_ONESHOT;
2888	})->prio (Coro::PRIO_MAX);	3565	})->prio (Coro::PRIO_MAX);
2889	};	3566	};
2890		3567
2891	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;
2892	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
2893	load_extensions;	3591	load_extensions;
2894		3592
2895	$TICK_WATCHER->start;	3593	utime time, time, $RUNTIMEFILE;
2896	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;
2897	}	3606	}
2898		3607
2899	#############################################################################	3608	#############################################################################
2900	# initialisation and cleanup	3609	# initialisation and cleanup
2901		3610
2902	# install some emergency cleanup handlers	3611	# install some emergency cleanup handlers
2903	BEGIN {	3612	BEGIN {
		3613	our %SIGWATCHER = ();
2904	for my $signal (qw(INT HUP TERM)) {	3614	for my $signal (qw(INT HUP TERM)) {
2905	Event->signal (	3615	$SIGWATCHER{$signal} = AE::signal $signal, sub {
2906	reentrant => 0,
2907	data => WF_AUTOCANCEL,
2908	signal => $signal,
2909	prio => 0,
2910	cb => sub {
2911	cf::cleanup "SIG$signal";	3616	cf::cleanup "SIG$signal";
2912	},
2913	);	3617	};
2914	}	3618	}
2915	}	3619	}
2916		3620
2917	sub write_runtime {	3621	sub write_runtime_sync {
2918	my $runtime = "$LOCALDIR/runtime";	3622	my $t0 = AE::time;
2919		3623
2920	# first touch the runtime file to show we are still running:	3624	# first touch the runtime file to show we are still running:
2921	# the fsync below can take a very very long time.	3625	# the fsync below can take a very very long time.
2922		3626
2923	IO::AIO::aio_utime $runtime, undef, undef;	3627	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2924		3628
2925	my $guard = cf::lock_acquire "write_runtime";	3629	my $guard = cf::lock_acquire "write_runtime";
2926		3630
2927	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3631	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
2928	or return;	3632	or return;
2929		3633
2930	my $value = $cf::RUNTIME + 90 + 10;	3634	my $value = $cf::RUNTIME + 90 + 10;
2931	# 10 is the runtime save interval, for a monotonic clock	3635	# 10 is the runtime save interval, for a monotonic clock
2932	# 60 allows for the watchdog to kill the server.	3636	# 60 allows for the watchdog to kill the server.
…		…
2942	aio_utime $fh, undef, undef;	3646	aio_utime $fh, undef, undef;
2943		3647
2944	close $fh	3648	close $fh
2945	or return;	3649	or return;
2946		3650
2947	aio_rename "$runtime~", $runtime	3651	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2948	and return;	3652	and return;
2949		3653
2950	warn "runtime file written.\n";	3654	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
2951		3655
2952	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 };
2953	}	3707	}
2954		3708
2955	sub emergency_save() {	3709	sub emergency_save() {
2956	my $freeze_guard = cf::freeze_mainloop;	3710	my $freeze_guard = cf::freeze_mainloop;
2957		3711
2958	warn "enter emergency perl save\n";	3712	warn "emergency_perl_save: enter\n";
2959		3713
2960	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
2961	# use a peculiar iteration method to avoid tripping on perl	3720	# use a peculiar iteration method to avoid tripping on perl
2962	# refcount bugs in for. also avoids problems with players	3721	# refcount bugs in for. also avoids problems with players
2963	# and maps saved/destroyed asynchronously.	3722	# and maps saved/destroyed asynchronously.
2964	warn "begin emergency player save\n";	3723	warn "emergency_perl_save: begin player save\n";
2965	for my $login (keys %cf::PLAYER) {	3724	for my $login (keys %cf::PLAYER) {
2966	my $pl = $cf::PLAYER{$login} or next;	3725	my $pl = $cf::PLAYER{$login} or next;
2967	$pl->valid or next;	3726	$pl->valid or next;
		3727	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2968	$pl->save;	3728	$pl->save;
2969	}	3729	}
2970	warn "end emergency player save\n";	3730	warn "emergency_perl_save: end player save\n";
2971		3731
2972	warn "begin emergency map save\n";	3732	warn "emergency_perl_save: begin map save\n";
2973	for my $path (keys %cf::MAP) {	3733	for my $path (keys %cf::MAP) {
2974	my $map = $cf::MAP{$path} or next;	3734	my $map = $cf::MAP{$path} or next;
2975	$map->valid or next;	3735	$map->valid or next;
2976	$map->save;	3736	$map->save;
2977	}	3737	}
2978	warn "end emergency map save\n";	3738	warn "emergency_perl_save: end map save\n";
2979		3739
2980	warn "begin emergency database checkpoint\n";	3740	warn "emergency_perl_save: begin database checkpoint\n";
2981	BDB::db_env_txn_checkpoint $DB_ENV;	3741	BDB::db_env_txn_checkpoint $DB_ENV;
2982	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";
2983	};	3747	};
2984		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
2985	warn "leave emergency perl save\n";	3754	warn "emergency_perl_save: leave\n";
2986	}	3755	}
2987		3756
2988	sub post_cleanup {	3757	sub post_cleanup {
2989	my ($make_core) = @_;	3758	my ($make_core) = @_;
2990		3759
2991	warn Carp::longmess "post_cleanup backtrace"	3760	warn Carp::longmess "post_cleanup backtrace"
2992	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 $pkg\n";#d#
2993	}	3791	}
2994		3792
2995	sub do_reload_perl() {	3793	sub do_reload_perl() {
2996	# can/must only be called in main	3794	# can/must only be called in main
2997	if ($Coro::current != $Coro::main) {	3795	if ($Coro::current != $Coro::main) {
2998	warn "can only reload from main coroutine";	3796	warn "can only reload from main coroutine";
2999	return;	3797	return;
3000	}	3798	}
3001		3799
		3800	return if $RELOAD++;
		3801
		3802	my $t1 = AE::time;
		3803
		3804	while ($RELOAD) {
3002	warn "reloading...";	3805	warn "reloading...";
3003		3806
3004	warn "entering sync_job";	3807	warn "entering sync_job";
3005		3808
3006	cf::sync_job {	3809	cf::sync_job {
3007	cf::write_runtime; # external watchdog should not bark	3810	cf::write_runtime_sync; # external watchdog should not bark
3008	cf::emergency_save;	3811	cf::emergency_save;
3009	cf::write_runtime; # external watchdog should not bark	3812	cf::write_runtime_sync; # external watchdog should not bark
3010		3813
3011	warn "syncing database to disk";	3814	warn "syncing database to disk";
3012	BDB::db_env_txn_checkpoint $DB_ENV;	3815	BDB::db_env_txn_checkpoint $DB_ENV;
3013		3816
3014	# 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
3015		3818
3016	warn "cancelling all WF_AUTOCANCEL watchers";
3017	for (Event::all_watchers) {
3018	$_->cancel if $_->data & WF_AUTOCANCEL;
3019	}
3020
3021	warn "flushing outstanding aio requests";	3819	warn "flushing outstanding aio requests";
3022	for (;;) {
3023	BDB::flush;
3024	IO::AIO::flush;
3025	Coro::cede;
3026	last unless IO::AIO::nreqs || BDB::nreqs;	3820	while (IO::AIO::nreqs || BDB::nreqs) {
3027	warn "iterate...";	3821	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3028	}
3029
3030	++$RELOAD;
3031
3032	warn "cancelling all extension coros";
3033	$_->cancel for values %EXT_CORO;
3034	%EXT_CORO = ();
3035
3036	warn "removing commands";
3037	%COMMAND = ();
3038
3039	warn "removing ext/exti commands";
3040	%EXTCMD = ();
3041	%EXTICMD = ();
3042
3043	warn "unloading/nuking all extensions";
3044	for my $pkg (@EXTS) {
3045	warn "... unloading $pkg";
3046
3047	if (my $cb = $pkg->can ("unload")) {
3048	eval {
3049	$cb->($pkg);
3050	1
3051	} or warn "$pkg unloaded, but with errors: $@";
3052	}	3822	}
3053		3823
3054	warn "... nuking $pkg";	3824	warn "cancelling all extension coros";
3055	Symbol::delete_package $pkg;	3825	$_->cancel for values %EXT_CORO;
3056	}	3826	%EXT_CORO = ();
3057		3827
3058	warn "unloading all perl modules loaded from $LIBDIR";	3828	warn "removing commands";
3059	while (my ($k, $v) = each %INC) {	3829	%COMMAND = ();
3060	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3061		3830
		3831	warn "removing ext/exti commands";
		3832	%EXTCMD = ();
		3833	%EXTICMD = ();
		3834
		3835	warn "unloading/nuking all extensions";
		3836	for my $pkg (@EXTS) {
3062	warn "... unloading $k";	3837	warn "... unloading $pkg";
3063	delete $INC{$k};
3064		3838
3065	$k =~ s/\.pm$//;
3066	$k =~ s/\//::/g;
3067
3068	if (my $cb = $k->can ("unload_module")) {	3839	if (my $cb = $pkg->can ("unload")) {
		3840	eval {
3069	$cb->();	3841	$cb->($pkg);
		3842	1
		3843	} or warn "$pkg unloaded, but with errors: $@";
		3844	}
		3845
		3846	warn "... clearing $pkg";
		3847	clear_package $pkg;
3070	}	3848	}
3071		3849
3072	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 $k;
3073	}	3865	}
3074		3866
3075	warn "getting rid of safe::, as good as possible";	3867	warn "getting rid of safe::, as good as possible";
3076	Symbol::delete_package "safe::$_"	3868	clear_package "safe::$_"
3077	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);
3078		3870
3079	warn "unloading cf.pm \"a bit\"";	3871	warn "unloading cf.pm \"a bit\"";
3080	delete $INC{"cf.pm"};	3872	delete $INC{"cf.pm"};
3081	delete $INC{"cf/pod.pm"};	3873	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3082		3874
3083	# don't, removes xs symbols, too,	3875	# don't, removes xs symbols, too,
3084	# and global variables created in xs	3876	# and global variables created in xs
3085	#Symbol::delete_package __PACKAGE__;	3877	#clear_package __PACKAGE__;
3086		3878
3087	warn "unload completed, starting to reload now";	3879	warn "unload completed, starting to reload now";
3088		3880
3089	warn "reloading cf.pm";	3881	warn "reloading cf.pm";
3090	require cf;	3882	require cf;
3091	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3883	cf::_connect_to_perl_1;
3092		3884
3093	warn "loading config and database again";	3885	warn "loading config and database again";
3094	cf::cfg_load;	3886	cf::reload_config;
3095		3887
3096	warn "loading extensions";	3888	warn "loading extensions";
3097	cf::load_extensions;	3889	cf::load_extensions;
3098		3890
		3891	if ($REATTACH_ON_RELOAD) {
3099	warn "reattaching attachments to objects/players";	3892	warn "reattaching attachments to objects/players";
3100	_global_reattach; # objects, sockets	3893	_global_reattach; # objects, sockets
3101	warn "reattaching attachments to maps";	3894	warn "reattaching attachments to maps";
3102	reattach $_ for values %MAP;	3895	reattach $_ for values %MAP;
3103	warn "reattaching attachments to players";	3896	warn "reattaching attachments to players";
3104	reattach $_ for values %PLAYER;	3897	reattach $_ for values %PLAYER;
		3898	}
3105		3899
		3900	warn "running post_init jobs";
		3901	(pop @POST_INIT)->(1) while @POST_INIT;
		3902
3106	warn "leaving sync_job";	3903	warn "leaving sync_job";
3107		3904
3108	1	3905	1
3109	} or do {	3906	} or do {
3110	warn $@;	3907	warn $@;
3111	warn "error while reloading, exiting.";	3908	cf::cleanup "error while reloading, exiting.";
3112	exit 1;
3113	};	3909	};
3114		3910
3115	warn "reloaded";	3911	warn "reloaded";
		3912	--$RELOAD;
		3913	}
		3914
		3915	$t1 = AE::time - $t1;
		3916	warn "reload completed in ${t1}s\n";
3116	};	3917	};
3117		3918
3118	our $RELOAD_WATCHER; # used only during reload	3919	our $RELOAD_WATCHER; # used only during reload
3119		3920
3120	sub reload_perl() {	3921	sub reload_perl() {
3121	# doing reload synchronously and two reloads happen back-to-back,	3922	# doing reload synchronously and two reloads happen back-to-back,
3122	# coro crashes during coro_state_free->destroy here.	3923	# coro crashes during coro_state_free->destroy here.
3123		3924
3124	$RELOAD_WATCHER ||= Event->timer (	3925	$RELOAD_WATCHER ||= cf::async {
3125	reentrant => 0,	3926	Coro::AIO::aio_wait cache_extensions;
3126	after => 0,	3927
3127	data => WF_AUTOCANCEL,	3928	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3128	cb => sub {
3129	do_reload_perl;	3929	do_reload_perl;
3130	undef $RELOAD_WATCHER;	3930	undef $RELOAD_WATCHER;
3131	},	3931	};
3132	);	3932	};
3133	}	3933	}
3134		3934
3135	register_command "reload" => sub {	3935	register_command "reload" => sub {
3136	my ($who, $arg) = @_;	3936	my ($who, $arg) = @_;
3137		3937
3138	if ($who->flag (FLAG_WIZ)) {	3938	if ($who->flag (FLAG_WIZ)) {
3139	$who->message ("reloading server.");	3939	$who->message ("reloading server.");
		3940	async {
		3941	$Coro::current->{desc} = "perl_reload";
3140	async { reload_perl };	3942	reload_perl;
		3943	};
3141	}	3944	}
3142	};	3945	};
3143		3946
3144	unshift @INC, $LIBDIR;	3947	unshift @INC, $LIBDIR;
3145		3948
…		…
3147		3950
3148	our @WAIT_FOR_TICK;	3951	our @WAIT_FOR_TICK;
3149	our @WAIT_FOR_TICK_BEGIN;	3952	our @WAIT_FOR_TICK_BEGIN;
3150		3953
3151	sub wait_for_tick {	3954	sub wait_for_tick {
3152	return unless $TICK_WATCHER->is_active;
3153	return if $Coro::current == $Coro::main;	3955	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3154		3956
3155	my $signal = new Coro::Signal;	3957	my $signal = new Coro::Signal;
3156	push @WAIT_FOR_TICK, $signal;	3958	push @WAIT_FOR_TICK, $signal;
3157	$signal->wait;	3959	$signal->wait;
3158	}	3960	}
3159		3961
3160	sub wait_for_tick_begin {	3962	sub wait_for_tick_begin {
3161	return unless $TICK_WATCHER->is_active;
3162	return if $Coro::current == $Coro::main;	3963	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3163		3964
3164	my $signal = new Coro::Signal;	3965	my $signal = new Coro::Signal;
3165	push @WAIT_FOR_TICK_BEGIN, $signal;	3966	push @WAIT_FOR_TICK_BEGIN, $signal;
3166	$signal->wait;	3967	$signal->wait;
3167	}	3968	}
3168		3969
3169	my $min = 1e6;#d#	3970	sub tick {
3170	my $avg = 10;
3171	$TICK_WATCHER = Event->timer (
3172	reentrant => 0,
3173	parked => 1,
3174	prio => 0,
3175	at => $NEXT_TICK || $TICK,
3176	data => WF_AUTOCANCEL,
3177	cb => sub {
3178	if ($Coro::current != $Coro::main) {	3971	if ($Coro::current != $Coro::main) {
3179	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3972	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3180	unless ++$bug_warning > 10;	3973	unless ++$bug_warning > 10;
3181	return;	3974	return;
3182	}	3975	}
3183		3976
3184	$NOW = $tick_start = Event::time;
3185
3186	cf::server_tick; # one server iteration	3977	cf::server_tick; # one server iteration
3187		3978
3188	0 && sync_job {#d#	3979	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3189	for(1..10) {
3190	my $t = Event::time;
3191	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3192	or die;
3193		3980
3194	$map->width (50);	3981	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3195	$map->height (50);	3982	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3196	$map->alloc;	3983	Coro::async_pool {
3197	$map->_load_objects ("/tmp/x.map", 1);	3984	$Coro::current->{desc} = "runtime saver";
3198	my $t = Event::time - $t;	3985	write_runtime_sync
3199		3986	or warn "ERROR: unable to write runtime file: $!";
3200	#next unless $t < 0.0013;#d#
3201	if ($t < $min) {
3202	$min = $t;
3203	}
3204	$avg = $avg * 0.99 + $t * 0.01;
3205	}
3206	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3207	exit 0;
3208	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3209	};	3987	};
		3988	}
3210		3989
3211	$RUNTIME += $TICK;
3212	$NEXT_TICK += $TICK;
3213
3214	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3215	$NEXT_RUNTIME_WRITE = $NOW + 10;
3216	Coro::async_pool {
3217	write_runtime
3218	or warn "ERROR: unable to write runtime file: $!";
3219	};
3220	}
3221
3222	# my $AFTER = Event::time;
3223	# warn $AFTER - $NOW;#d#
3224
3225	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3990	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3226	$sig->send;	3991	$sig->send;
3227	}	3992	}
3228	while (my $sig = shift @WAIT_FOR_TICK) {	3993	while (my $sig = shift @WAIT_FOR_TICK) {
3229	$sig->send;	3994	$sig->send;
3230	}	3995	}
3231		3996
3232	$NOW = Event::time;	3997	$LOAD = ($NOW - $TICK_START) / $TICK;
3233
3234	# if we are delayed by four ticks or more, skip them all
3235	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3236
3237	$TICK_WATCHER->at ($NEXT_TICK);
3238	$TICK_WATCHER->start;
3239
3240	$LOAD = ($NOW - $tick_start) / $TICK;
3241	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3998	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3242		3999
3243	_post_tick;	4000	if (0) {
3244		4001	if ($NEXT_TICK) {
3245		4002	my $jitter = $TICK_START - $NEXT_TICK;
		4003	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4004	warn "jitter $JITTER\n";#d#
		4005	}
3246	},	4006	}
3247	);	4007	}
3248		4008
3249	{	4009	{
3250	BDB::max_poll_time $TICK * 0.1;	4010	# configure BDB
3251	$BDB_POLL_WATCHER = Event->io (	4011
3252	reentrant => 0,
3253	fd => BDB::poll_fileno,
3254	poll => 'r',
3255	prio => 0,
3256	data => WF_AUTOCANCEL,
3257	cb => \&BDB::poll_cb,
3258	);
3259	BDB::min_parallel 8;	4012	BDB::min_parallel 16;
3260		4013	BDB::max_poll_reqs $TICK * 0.1;
3261	BDB::set_sync_prepare {	4014	$AnyEvent::BDB::WATCHER->priority (1);
3262	my $status;
3263	my $current = $Coro::current;
3264	(
3265	sub {
3266	$status = $!;
3267	$current->ready; undef $current;
3268	},
3269	sub {
3270	Coro::schedule while defined $current;
3271	$! = $status;
3272	},
3273	)
3274	};
3275		4015
3276	unless ($DB_ENV) {	4016	unless ($DB_ENV) {
3277	$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);
3278		4023
3279	cf::sync_job {	4024	cf::sync_job {
3280	eval {	4025	eval {
3281	BDB::db_env_open	4026	BDB::db_env_open
3282	$DB_ENV,	4027	$DB_ENV,
…		…
3284	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4029	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3285	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4030	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3286	0666;	4031	0666;
3287		4032
3288	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4033	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3289
3290	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3291	$DB_ENV->set_lk_detect;
3292	};	4034	};
3293		4035
3294	cf::cleanup "db_env_open(db): $@" if $@;	4036	cf::cleanup "db_env_open(db): $@" if $@;
3295	};	4037	};
3296	}	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	};
3297	}	4049	}
3298		4050
3299	{	4051	{
		4052	# configure IO::AIO
		4053
3300	IO::AIO::min_parallel 8;	4054	IO::AIO::min_parallel 8;
3301
3302	undef $Coro::AIO::WATCHER;
3303	IO::AIO::max_poll_time $TICK * 0.1;	4055	IO::AIO::max_poll_time $TICK * 0.1;
3304	$AIO_POLL_WATCHER = Event->io (	4056	undef $AnyEvent::AIO::WATCHER;
3305	reentrant => 0,
3306	data => WF_AUTOCANCEL,
3307	fd => IO::AIO::poll_fileno,
3308	poll => 'r',
3309	prio => 6,
3310	cb => \&IO::AIO::poll_cb,
3311	);
3312	}	4057	}
3313		4058
3314	my $_log_backtrace;	4059	my $_log_backtrace;
3315		4060
3316	sub _log_backtrace {	4061	sub _log_backtrace {
…		…
3319	$msg =~ s/\n//;	4064	$msg =~ s/\n//;
3320		4065
3321	# limit the # of concurrent backtraces	4066	# limit the # of concurrent backtraces
3322	if ($_log_backtrace < 2) {	4067	if ($_log_backtrace < 2) {
3323	++$_log_backtrace;	4068	++$_log_backtrace;
		4069	my $perl_bt = Carp::longmess $msg;
3324	async {	4070	async {
		4071	$Coro::current->{desc} = "abt $msg";
		4072
3325	my @bt = fork_call {	4073	my @bt = fork_call {
3326	@addr = map { sprintf "%x", $_ } @addr;	4074	@addr = map { sprintf "%x", $_ } @addr;
3327	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4075	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3328	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 |"
3329	or die "addr2line: $!";	4077	or die "addr2line: $!";
…		…
3337	}	4085	}
3338		4086
3339	@funcs	4087	@funcs
3340	};	4088	};
3341		4089
3342	LOG llevInfo, "[ABT] $msg\n";	4090	LOG llevInfo, "[ABT] $perl_bt\n";
		4091	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3343	LOG llevInfo, "[ABT] $_\n" for @bt;	4092	LOG llevInfo, "[ABT] $_\n" for @bt;
3344	--$_log_backtrace;	4093	--$_log_backtrace;
3345	};	4094	};
3346	} else {	4095	} else {
3347	LOG llevInfo, "[ABT] $msg\n";	4096	LOG llevInfo, "[ABT] $msg\n";
3348	LOG llevInfo, "[ABT] [suppressed]\n";	4097	LOG llevInfo, "[ABT] [suppressed]\n";
3349	}	4098	}
3350	}	4099	}
3351		4100
3352	# load additional modules	4101	# load additional modules
3353	use cf::pod;	4102	require "cf/$_.pm" for @EXTRA_MODULES;
		4103	cf::_connect_to_perl_2;
3354		4104
3355	END { cf::emergency_save }	4105	END { cf::emergency_save }
3356		4106
3357	1	4107	1
3358		4108

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