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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 1.514 by root, Mon Apr 12 17:13:36 2010 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
		25	use 5.10.0;
3	use utf8;	26	use utf8;
4	use strict;	27	use strict qw(vars subs);
5		28
6	use Symbol;	29	use Symbol;
7	use List::Util;	30	use List::Util;
8	use Socket;	31	use Socket;
9	use Storable;	32	use EV;
10	use Event;
11	use Opcode;	33	use Opcode;
12	use Safe;	34	use Safe;
13	use Safe::Hole;	35	use Safe::Hole;
		36	use Storable ();
		37	use Carp ();
14		38
		39	use Guard ();
15	use Coro 3.61 ();	40	use Coro ();
16	use Coro::State;	41	use Coro::State;
17	use Coro::Handle;	42	use Coro::Handle;
		43	use Coro::EV;
18	use Coro::Event;	44	use Coro::AnyEvent;
19	use Coro::Timer;	45	use Coro::Timer;
20	use Coro::Signal;	46	use Coro::Signal;
21	use Coro::Semaphore;	47	use Coro::Semaphore;
		48	use Coro::SemaphoreSet;
		49	use Coro::AnyEvent;
22	use Coro::AIO;	50	use Coro::AIO;
		51	use Coro::BDB 1.6;
23	use Coro::Storable;	52	use Coro::Storable;
		53	use Coro::Util ();
24		54
25	use JSON::XS 1.4 ();	55	use JSON::XS 2.01 ();
26	use BDB ();	56	use BDB ();
27	use Data::Dumper;	57	use Data::Dumper;
28	use Digest::MD5;
29	use Fcntl;	58	use Fcntl;
30	use YAML::Syck ();	59	use YAML::XS ();
31	use IO::AIO 2.32 ();	60	use IO::AIO ();
32	use Time::HiRes;	61	use Time::HiRes;
33	use Compress::LZF;	62	use Compress::LZF;
34	use Digest::MD5 ();	63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
35		66
36	# configure various modules to our taste	67	# configure various modules to our taste
37	#	68	#
38	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
39	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	70	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		71
		72	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		73
		74	# make sure c-lzf reinitialises itself
		75	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
40	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	76	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
41		77
42	$Event::Eval = 1; # no idea why this is required, but it is	78	# strictly for debugging
43		79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
44	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
45	$YAML::Syck::ImplicitUnicode = 1;
46
47	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
48		80
49	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
50		82
51	our %COMMAND = ();	83	our %COMMAND = ();
52	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
55	our %EXTCMD = ();	87	our %EXTCMD = ();
56	our %EXTICMD = ();	88	our %EXTICMD = ();
57	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
58	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
59		91
60	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
61	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
62		96
63	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
64	our $DATADIR = datadir;	98	our $DATADIR = datadir;
65	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
66	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
67	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
68	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
73	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
		111	our %RESOURCE;
		112
		113	our $OUTPUT_RATE_MIN = 4000;
		114	our $OUTPUT_RATE_MAX = 100000;
74		115
75	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	116	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
76	our $TICK_WATCHER;
77	our $AIO_POLL_WATCHER;
78	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	117	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
79	our $NEXT_TICK;	118	our $NEXT_TICK;
80	our $NOW;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off	119	our $USE_FSYNC = 1; # use fsync to write maps - default on
82		120
		121	our $BDB_DEADLOCK_WATCHER;
		122	our $BDB_CHECKPOINT_WATCHER;
83	our $BDB_POLL_WATCHER;	123	our $BDB_TRICKLE_WATCHER;
84	our $DB_ENV;	124	our $DB_ENV;
		125
		126	our @EXTRA_MODULES = qw(pod match mapscript);
85		127
86	our %CFG;	128	our %CFG;
87		129
88	our $UPTIME; $UPTIME ||= time;	130	our $UPTIME; $UPTIME ||= time;
89	our $RUNTIME;	131	our $RUNTIME;
		132	our $NOW;
90		133
91	our %PLAYER; # all users	134	our (%PLAYER, %PLAYER_LOADING); # all users
92	our %MAP; # all maps	135	our (%MAP, %MAP_LOADING ); # all maps
93	our $LINK_MAP; # the special {link} map, which is always available	136	our $LINK_MAP; # the special {link} map, which is always available
94		137
95	# used to convert map paths into valid unix filenames by replacing / by ∕	138	# used to convert map paths into valid unix filenames by replacing / by ∕
96	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	139	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
97		140
98	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	141	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
99	our $LOADAVG; # same thing, but with alpha-smoothing	142	our $LOADAVG; # same thing, but with alpha-smoothing
		143	our $JITTER; # average jitter
100	our $tick_start; # for load detecting purposes	144	our $TICK_START; # for load detecting purposes
		145
		146	our @POST_INIT;
		147
		148	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		149	our $REALLY_UNLOOP; # never set to true, please :)
101		150
102	binmode STDOUT;	151	binmode STDOUT;
103	binmode STDERR;	152	binmode STDERR;
104		153
105	# read virtual server time, if available	154	# read virtual server time, if available
106	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	155	unless ($RUNTIME || !-e $RUNTIMEFILE) {
107	open my $fh, "<", "$LOCALDIR/runtime"	156	open my $fh, "<", $RUNTIMEFILE
108	or die "unable to read runtime file: $!";	157	or die "unable to read $RUNTIMEFILE file: $!";
109	$RUNTIME = <$fh> + 0.;	158	$RUNTIME = <$fh> + 0.;
110	}	159	}
		160
		161	eval "sub TICK() { $TICK } 1" or die;
111		162
112	mkdir $_	163	mkdir $_
113	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	164	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
114		165
115	our $EMERGENCY_POSITION;	166	our $EMERGENCY_POSITION;
116		167
117	sub cf::map::normalise;	168	sub cf::map::normalise;
		169
		170	#############################################################################
		171
		172	%REFLECT = ();
		173	for (@REFLECT) {
		174	my $reflect = JSON::XS::decode_json $_;
		175	$REFLECT{$reflect->{class}} = $reflect;
		176	}
		177
		178	# this is decidedly evil
		179	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
118		180
119	#############################################################################	181	#############################################################################
120		182
121	=head2 GLOBAL VARIABLES	183	=head2 GLOBAL VARIABLES
122		184
…		…
158		220
159	The raw value load value from the last tick.	221	The raw value load value from the last tick.
160		222
161	=item %cf::CFG	223	=item %cf::CFG
162		224
163	Configuration for the server, loaded from C</etc/crossfire/config>, or	225	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
164	from wherever your confdir points to.	226	from wherever your confdir points to.
165		227
166	=item cf::wait_for_tick, cf::wait_for_tick_begin	228	=item cf::wait_for_tick, cf::wait_for_tick_begin
167		229
168	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	230	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
169	returns directly I<after> the tick processing (and consequently, can only wake one process	231	returns directly I<after> the tick processing (and consequently, can only wake one process
170	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	232	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
171		233
172	=item @cf::INVOKE_RESULTS	234	=item @cf::INVOKE_RESULTS
173		235
174	This array contains the results of the last C<invoke ()> call. When	236	This array contains the results of the last C<invoke ()> call. When
175	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	237	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
176	that call.	238	that call.
177		239
		240	=item %cf::REFLECT
		241
		242	Contains, for each (C++) class name, a hash reference with information
		243	about object members (methods, scalars, arrays and flags) and other
		244	metadata, which is useful for introspection.
		245
178	=back	246	=back
179		247
180	=cut	248	=cut
181		249
182	BEGIN {	250	$Coro::State::WARNHOOK = sub {
183	*CORE::GLOBAL::warn = sub {
184	my $msg = join "", @_;	251	my $msg = join "", @_;
185		252
186	$msg .= "\n"	253	$msg .= "\n"
187	unless $msg =~ /\n$/;	254	unless $msg =~ /\n$/;
188		255
189	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	256	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
190		257
191	utf8::encode $msg;
192	LOG llevError, $msg;	258	LOG llevError, $msg;
193	};	259	};
194	}	260
		261	$Coro::State::DIEHOOK = sub {
		262	return unless $^S eq 0; # "eq", not "=="
		263
		264	warn Carp::longmess $_[0];
		265
		266	if ($Coro::current == $Coro::main) {#d#
		267	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		268	return;#d#
		269	}#d#
		270
		271	# kill coroutine otherwise
		272	Coro::terminate
		273	};
195		274
196	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	275	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
197	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	276	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
198	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	277	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
199	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	278	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
206	for my $pkg (qw(	285	for my $pkg (qw(
207	cf::global cf::attachable	286	cf::global cf::attachable
208	cf::object cf::object::player	287	cf::object cf::object::player
209	cf::client cf::player	288	cf::client cf::player
210	cf::arch cf::living	289	cf::arch cf::living
		290	cf::map cf::mapspace
211	cf::map cf::party cf::region	291	cf::party cf::region
212	)) {	292	)) {
213	no strict 'refs';
214	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	293	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
215	}	294	}
216		295
217	$Event::DIED = sub {	296	$EV::DIED = sub {
218	warn "error in event callback: @_";	297	Carp::cluck "error in event callback: @_";
219	};	298	};
220		299
221	#############################################################################	300	#############################################################################
222		301
223	=head2 UTILITY FUNCTIONS	302	=head2 UTILITY FUNCTIONS
…		…
245	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	324	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
246	$d	325	$d
247	} || "[unable to dump $_[0]: '$@']";	326	} || "[unable to dump $_[0]: '$@']";
248	}	327	}
249		328
250	=item $ref = cf::from_json $json	329	=item $ref = cf::decode_json $json
251		330
252	Converts a JSON string into the corresponding perl data structure.	331	Converts a JSON string into the corresponding perl data structure.
253		332
254	=item $json = cf::to_json $ref	333	=item $json = cf::encode_json $ref
255		334
256	Converts a perl data structure into its JSON representation.	335	Converts a perl data structure into its JSON representation.
257		336
258	=cut	337	=cut
259		338
260	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	339	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
261		340
262	sub to_json ($) { $json_coder->encode ($_[0]) }	341	sub encode_json($) { $json_coder->encode ($_[0]) }
263	sub from_json ($) { $json_coder->decode ($_[0]) }	342	sub decode_json($) { $json_coder->decode ($_[0]) }
		343
		344	=item cf::post_init { BLOCK }
		345
		346	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		347	but I<before> the server starts ticking again.
		348
		349	The cdoeblock will have a single boolean argument to indicate whether this
		350	is a reload or not.
		351
		352	=cut
		353
		354	sub post_init(&) {
		355	push @POST_INIT, shift;
		356	}
264		357
265	=item cf::lock_wait $string	358	=item cf::lock_wait $string
266		359
267	Wait until the given lock is available. See cf::lock_acquire.	360	Wait until the given lock is available. See cf::lock_acquire.
268		361
269	=item my $lock = cf::lock_acquire $string	362	=item my $lock = cf::lock_acquire $string
270		363
271	Wait until the given lock is available and then acquires it and returns	364	Wait until the given lock is available and then acquires it and returns
272	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	365	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
273	for example when the coroutine gets canceled), the lock is automatically	366	for example when the coroutine gets canceled), the lock is automatically
274	returned.	367	returned.
275		368
		369	Locks are *not* recursive, locking from the same coro twice results in a
		370	deadlocked coro.
		371
276	Lock names should begin with a unique identifier (for example, cf::map::find	372	Lock names should begin with a unique identifier (for example, cf::map::find
277	uses map_find and cf::map::load uses map_load).	373	uses map_find and cf::map::load uses map_load).
278		374
279	=item $locked = cf::lock_active $string	375	=item $locked = cf::lock_active $string
280		376
281	Return true if the lock is currently active, i.e. somebody has locked it.	377	Return true if the lock is currently active, i.e. somebody has locked it.
282		378
283	=cut	379	=cut
284		380
285	our %LOCK;	381	our $LOCKS = new Coro::SemaphoreSet;
286		382
287	sub lock_wait($) {	383	sub lock_wait($) {
288	my ($key) = @_;	384	$LOCKS->wait ($_[0]);
289
290	# wait for lock, if any
291	while ($LOCK{$key}) {
292	push @{ $LOCK{$key} }, $Coro::current;
293	Coro::schedule;
294	}
295	}	385	}
296		386
297	sub lock_acquire($) {	387	sub lock_acquire($) {
298	my ($key) = @_;	388	$LOCKS->guard ($_[0])
299
300	# wait, to be sure we are not locked
301	lock_wait $key;
302
303	$LOCK{$key} = [];
304
305	Coro::guard {
306	# wake up all waiters, to be on the safe side
307	$_->ready for @{ delete $LOCK{$key} };
308	}
309	}	389	}
310		390
311	sub lock_active($) {	391	sub lock_active($) {
312	my ($key) = @_;	392	$LOCKS->count ($_[0]) < 1
313
314	! ! $LOCK{$key}
315	}	393	}
316		394
317	sub freeze_mainloop {	395	sub freeze_mainloop {
318	return unless $TICK_WATCHER->is_active;	396	tick_inhibit_inc;
319		397
320	my $guard = Coro::guard {	398	&Guard::guard (\&tick_inhibit_dec);
321	$TICK_WATCHER->start;	399	}
		400
		401	=item cf::periodic $interval, $cb
		402
		403	Like EV::periodic, but randomly selects a starting point so that the actions
		404	get spread over time.
		405
		406	=cut
		407
		408	sub periodic($$) {
		409	my ($interval, $cb) = @_;
		410
		411	my $start = rand List::Util::min 180, $interval;
		412
		413	EV::periodic $start, $interval, 0, $cb
		414	}
		415
		416	=item cf::get_slot $time[, $priority[, $name]]
		417
		418	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		419	This call blocks and returns only when you have at least C<$time> seconds
		420	of cpu time till the next tick. The slot is only valid till the next cede.
		421
		422	The optional C<$name> can be used to identify the job to run. It might be
		423	used for statistical purposes and should identify the same time-class.
		424
		425	Useful for short background jobs.
		426
		427	=cut
		428
		429	our @SLOT_QUEUE;
		430	our $SLOT_QUEUE;
		431	our $SLOT_DECAY = 0.9;
		432
		433	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		434	$SLOT_QUEUE = Coro::async {
		435	$Coro::current->desc ("timeslot manager");
		436
		437	my $signal = new Coro::Signal;
		438	my $busy;
		439
		440	while () {
		441	next_job:
		442
		443	my $avail = cf::till_tick;
		444
		445	for (0 .. $#SLOT_QUEUE) {
		446	if ($SLOT_QUEUE[$_][0] <= $avail) {
		447	$busy = 0;
		448	my $job = splice @SLOT_QUEUE, $_, 1, ();
		449	$job->[2]->send;
		450	Coro::cede;
		451	goto next_job;
		452	} else {
		453	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
		454	}
		455	}
		456
		457	if (@SLOT_QUEUE) {
		458	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		459	push @cf::WAIT_FOR_TICK, $signal;
		460	$signal->wait;
		461	} else {
		462	$busy = 0;
		463	Coro::schedule;
		464	}
322	};	465	}
323	$TICK_WATCHER->stop;	466	};
324	$guard	467
		468	sub get_slot($;$$) {
		469	return if tick_inhibit || $Coro::current == $Coro::main;
		470
		471	my ($time, $pri, $name) = @_;
		472
		473	$time = clamp $time, 0.01, $TICK * .6;
		474
		475	my $sig = new Coro::Signal;
		476
		477	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		478	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		479	$SLOT_QUEUE->ready;
		480	$sig->wait;
325	}	481	}
326		482
327	=item cf::async { BLOCK }	483	=item cf::async { BLOCK }
328		484
329	Currently the same as Coro::async_pool, meaning you cannot use	485	Currently the same as Coro::async_pool, meaning you cannot use
…		…
334		490
335	BEGIN { *async = \&Coro::async_pool }	491	BEGIN { *async = \&Coro::async_pool }
336		492
337	=item cf::sync_job { BLOCK }	493	=item cf::sync_job { BLOCK }
338		494
339	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	495	The design of Deliantra requires that the main coroutine ($Coro::main)
340	is always able to handle events or runnable, as Crossfire TRT is only	496	is always able to handle events or runnable, as Deliantra is only
341	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	497	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
342	acceptable.	498	acceptable.
343		499
344	If it must be done, put the blocking parts into C<sync_job>. This will run	500	If it must be done, put the blocking parts into C<sync_job>. This will run
345	the given BLOCK in another coroutine while waiting for the result. The	501	the given BLOCK in another coroutine while waiting for the result. The
…		…
350		506
351	sub sync_job(&) {	507	sub sync_job(&) {
352	my ($job) = @_;	508	my ($job) = @_;
353		509
354	if ($Coro::current == $Coro::main) {	510	if ($Coro::current == $Coro::main) {
355	my $time = Event::time;	511	my $time = AE::time;
356		512
357	# this is the main coro, too bad, we have to block	513	# this is the main coro, too bad, we have to block
358	# till the operation succeeds, freezing the server :/	514	# till the operation succeeds, freezing the server :/
359		515
360	# TODO: use suspend/resume instead	516	LOG llevError, Carp::longmess "sync job";#d#
361	# (but this is cancel-safe)	517
362	my $freeze_guard = freeze_mainloop;	518	my $freeze_guard = freeze_mainloop;
363		519
364	my $busy = 1;	520	my $busy = 1;
365	my @res;	521	my @res;
366		522
367	(async {	523	(async {
		524	$Coro::current->desc ("sync job coro");
368	@res = eval { $job->() };	525	@res = eval { $job->() };
369	warn $@ if $@;	526	warn $@ if $@;
370	undef $busy;	527	undef $busy;
371	})->prio (Coro::PRIO_MAX);	528	})->prio (Coro::PRIO_MAX);
372		529
373	while ($busy) {	530	while ($busy) {
374	Coro::cede or Event::one_event;	531	if (Coro::nready) {
		532	Coro::cede_notself;
		533	} else {
		534	EV::loop EV::LOOP_ONESHOT;
375	}	535	}
		536	}
376		537
377	$time = Event::time - $time;	538	my $time = AE::time - $time;
378		539
379	LOG llevError | logBacktrace, Carp::longmess "long sync job"
380	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
381
382	$tick_start += $time; # do not account sync jobs to server load	540	$TICK_START += $time; # do not account sync jobs to server load
383		541
384	wantarray ? @res : $res[0]	542	wantarray ? @res : $res[0]
385	} else {	543	} else {
386	# we are in another coroutine, how wonderful, everything just works	544	# we are in another coroutine, how wonderful, everything just works
387		545
…		…
412	=item fork_call { }, $args	570	=item fork_call { }, $args
413		571
414	Executes the given code block with the given arguments in a seperate	572	Executes the given code block with the given arguments in a seperate
415	process, returning the results. Everything must be serialisable with	573	process, returning the results. Everything must be serialisable with
416	Coro::Storable. May, of course, block. Note that the executed sub may	574	Coro::Storable. May, of course, block. Note that the executed sub may
417	never block itself or use any form of Event handling.	575	never block itself or use any form of event handling.
418		576
419	=cut	577	=cut
420
421	sub _store_scalar {
422	open my $fh, ">", \my $buf
423	or die "fork_call: cannot open fh-to-buf in child : $!";
424	Storable::store_fd $_[0], $fh;
425	close $fh;
426
427	$buf
428	}
429		578
430	sub fork_call(&@) {	579	sub fork_call(&@) {
431	my ($cb, @args) = @_;	580	my ($cb, @args) = @_;
432		581
433	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	582	# we seemingly have to make a local copy of the whole thing,
434	# or die "socketpair: $!";	583	# otherwise perl prematurely frees the stuff :/
435	pipe my $fh1, my $fh2	584	# TODO: investigate and fix (likely this will be rather laborious)
436	or die "pipe: $!";
437		585
438	if (my $pid = fork) {	586	my @res = Coro::Util::fork_eval {
439	close $fh2;
440
441	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
442	warn "pst<$res>" unless $res =~ /^pst/;
443	$res = Coro::Storable::thaw $res;
444
445	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
446
447	Carp::confess $$res unless "ARRAY" eq ref $res;
448
449	return wantarray ? @$res : $res->[-1];
450	} else {
451	reset_signals;	587	reset_signals;
452	local $SIG{__WARN__};	588	&$cb
453	local $SIG{__DIE__};	589	}, @args;
454	# just in case, this hack effectively disables event
455	# in the child. cleaner and slower would be canceling all watchers,
456	# but this works for the time being.
457	local $Coro::idle;
458	$Coro::current->prio (Coro::PRIO_MAX);
459		590
460	eval {	591	wantarray ? @res : $res[-1]
461	close $fh1;	592	}
462		593
463	my @res = eval { $cb->(@args) };	594	sub objinfo {
464
465	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;
466	close $fh2;
467	};
468
469	warn $@ if $@;
470	_exit 0;
471	}	595	(
		596	"counter value" => cf::object::object_count,
		597	"objects created" => cf::object::create_count,
		598	"objects destroyed" => cf::object::destroy_count,
		599	"freelist size" => cf::object::free_count,
		600	"allocated objects" => cf::object::objects_size,
		601	"active objects" => cf::object::actives_size,
		602	)
		603	}
		604
		605	=item $coin = coin_from_name $name
		606
		607	=cut
		608
		609	our %coin_alias = (
		610	"silver" => "silvercoin",
		611	"silvercoin" => "silvercoin",
		612	"silvercoins" => "silvercoin",
		613	"gold" => "goldcoin",
		614	"goldcoin" => "goldcoin",
		615	"goldcoins" => "goldcoin",
		616	"platinum" => "platinacoin",
		617	"platinumcoin" => "platinacoin",
		618	"platinumcoins" => "platinacoin",
		619	"platina" => "platinacoin",
		620	"platinacoin" => "platinacoin",
		621	"platinacoins" => "platinacoin",
		622	"royalty" => "royalty",
		623	"royalties" => "royalty",
		624	);
		625
		626	sub coin_from_name($) {
		627	$coin_alias{$_[0]}
		628	? cf::arch::find $coin_alias{$_[0]}
		629	: undef
472	}	630	}
473		631
474	=item $value = cf::db_get $family => $key	632	=item $value = cf::db_get $family => $key
475		633
476	Returns a single value from the environment database.	634	Returns a single value from the environment database.
…		…
478	=item cf::db_put $family => $key => $value	636	=item cf::db_put $family => $key => $value
479		637
480	Stores the given C<$value> in the family. It can currently store binary	638	Stores the given C<$value> in the family. It can currently store binary
481	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	639	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
482		640
		641	=item $db = cf::db_table "name"
		642
		643	Create and/or open a new database table. The string must not be "db" and must be unique
		644	within each server.
		645
483	=cut	646	=cut
		647
		648	sub db_table($) {
		649	my ($name) = @_;
		650	my $db = BDB::db_create $DB_ENV;
		651
		652	eval {
		653	$db->set_flags (BDB::CHKSUM);
		654
		655	utf8::encode $name;
		656	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		657	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		658	cf::cleanup "db_open(db): $!" if $!;
		659	};
		660	cf::cleanup "db_open(db): $@" if $@;
		661
		662	$db
		663	}
484		664
485	our $DB;	665	our $DB;
486		666
487	sub db_init {	667	sub db_init {
488	unless ($DB) {
489	$DB = BDB::db_create $DB_ENV;
490
491	cf::sync_job {	668	cf::sync_job {
492	eval {	669	$DB ||= db_table "db";
493	$DB->set_flags (BDB::CHKSUM);
494
495	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
496	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
497	cf::cleanup "db_open(db): $!" if $!;
498	};
499	cf::cleanup "db_open(db): $@" if $@;
500	};
501	}	670	};
502	}	671	}
503		672
504	sub db_get($$) {	673	sub db_get($$) {
505	my $key = "$_[0]/$_[1]";	674	my $key = "$_[0]/$_[1]";
506		675
…		…
556	if (1) {	725	if (1) {
557	$md5 =	726	$md5 =
558	join "\x00",	727	join "\x00",
559	$processversion,	728	$processversion,
560	map {	729	map {
561	Coro::cede;	730	cf::cede_to_tick;
562	($src->[$_], Digest::MD5::md5_hex $data[$_])	731	($src->[$_], Digest::MD5::md5_hex $data[$_])
563	} 0.. $#$src;	732	} 0.. $#$src;
564		733
565		734
566	my $dbmd5 = db_get cache => "$id/md5";	735	my $dbmd5 = db_get cache => "$id/md5";
…		…
604		773
605	#############################################################################	774	#############################################################################
606		775
607	=head2 ATTACHABLE OBJECTS	776	=head2 ATTACHABLE OBJECTS
608		777
609	Many objects in crossfire are so-called attachable objects. That means you can	778	Many objects in deliantra are so-called attachable objects. That means you can
610	attach callbacks/event handlers (a collection of which is called an "attachment")	779	attach callbacks/event handlers (a collection of which is called an "attachment")
611	to it. All such attachable objects support the following methods.	780	to it. All such attachable objects support the following methods.
612		781
613	In the following description, CLASS can be any of C<global>, C<object>	782	In the following description, CLASS can be any of C<global>, C<object>
614	C<player>, C<client> or C<map> (i.e. the attachable objects in	783	C<player>, C<client> or C<map> (i.e. the attachable objects in
615	Crossfire TRT).	784	Deliantra).
616		785
617	=over 4	786	=over 4
618		787
619	=item $attachable->attach ($attachment, key => $value...)	788	=item $attachable->attach ($attachment, key => $value...)
620		789
…		…
664	=item cf::CLASS::attachment $name, ...	833	=item cf::CLASS::attachment $name, ...
665		834
666	Register an attachment by C<$name> through which attachable objects of the	835	Register an attachment by C<$name> through which attachable objects of the
667	given CLASS can refer to this attachment.	836	given CLASS can refer to this attachment.
668		837
669	Some classes such as crossfire maps and objects can specify attachments	838	Some classes such as deliantra maps and objects can specify attachments
670	that are attached at load/instantiate time, thus the need for a name.	839	that are attached at load/instantiate time, thus the need for a name.
671		840
672	These calls expect any number of the following handler/hook descriptions:	841	These calls expect any number of the following handler/hook descriptions:
673		842
674	=over 4	843	=over 4
…		…
902	}	1071	}
903		1072
904	0	1073	0
905	}	1074	}
906		1075
907	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1076	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
908		1077
909	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1078	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
910		1079
911	Generate an object-specific event with the given arguments.	1080	Generate an object-specific event with the given arguments.
912		1081
…		…
919	=cut	1088	=cut
920		1089
921	#############################################################################	1090	#############################################################################
922	# object support	1091	# object support
923		1092
		1093	sub _object_equal($$);
		1094	sub _object_equal($$) {
		1095	my ($a, $b) = @_;
		1096
		1097	return 0 unless (ref $a) eq (ref $b);
		1098
		1099	if ("HASH" eq ref $a) {
		1100	my @ka = keys %$a;
		1101	my @kb = keys %$b;
		1102
		1103	return 0 if @ka != @kb;
		1104
		1105	for (0 .. $#ka) {
		1106	return 0 unless $ka[$_] eq $kb[$_];
		1107	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1108	}
		1109
		1110	} elsif ("ARRAY" eq ref $a) {
		1111
		1112	return 0 if @$a != @$b;
		1113
		1114	for (0 .. $#$a) {
		1115	return 0 unless _object_equal $a->[$_], $b->[$_];
		1116	}
		1117
		1118	} elsif ($a ne $b) {
		1119	return 0;
		1120	}
		1121
		1122	1
		1123	}
		1124
		1125	our $SLOW_MERGES;#d#
		1126	sub _can_merge {
		1127	my ($ob1, $ob2) = @_;
		1128
		1129	++$SLOW_MERGES;#d#
		1130
		1131	# we do the slow way here
		1132	return _object_equal $ob1, $ob2
		1133	}
		1134
924	sub reattach {	1135	sub reattach {
925	# basically do the same as instantiate, without calling instantiate	1136	# basically do the same as instantiate, without calling instantiate
926	my ($obj) = @_;	1137	my ($obj) = @_;
927		1138
		1139	# no longer needed after getting rid of delete_package?
928	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1140	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
929		1141
930	my $registry = $obj->registry;	1142	my $registry = $obj->registry;
931		1143
932	@$registry = ();	1144	@$registry = ();
933		1145
…		…
948	cf::attachable->attach (	1160	cf::attachable->attach (
949	prio => -1000000,	1161	prio => -1000000,
950	on_instantiate => sub {	1162	on_instantiate => sub {
951	my ($obj, $data) = @_;	1163	my ($obj, $data) = @_;
952		1164
953	$data = from_json $data;	1165	$data = decode_json $data;
954		1166
955	for (@$data) {	1167	for (@$data) {
956	my ($name, $args) = @$_;	1168	my ($name, $args) = @$_;
957		1169
958	$obj->attach ($name, %{$args || {} });	1170	$obj->attach ($name, %{$args || {} });
…		…
974	sub object_freezer_save {	1186	sub object_freezer_save {
975	my ($filename, $rdata, $objs) = @_;	1187	my ($filename, $rdata, $objs) = @_;
976		1188
977	sync_job {	1189	sync_job {
978	if (length $$rdata) {	1190	if (length $$rdata) {
		1191	utf8::decode (my $decname = $filename);
979	warn sprintf "saving %s (%d,%d)\n",	1192	warn sprintf "saving %s (%d,%d)\n",
980	$filename, length $$rdata, scalar @$objs;	1193	$decname, length $$rdata, scalar @$objs;
981		1194
982	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1195	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
983	chmod SAVE_MODE, $fh;	1196	aio_chmod $fh, SAVE_MODE;
984	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1197	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
985	aio_fsync $fh if $cf::USE_FSYNC;	1198	if ($cf::USE_FSYNC) {
		1199	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1200	aio_fsync $fh;
		1201	}
986	close $fh;	1202	aio_close $fh;
987		1203
988	if (@$objs) {	1204	if (@$objs) {
989	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1205	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
990	chmod SAVE_MODE, $fh;	1206	aio_chmod $fh, SAVE_MODE;
991	my $data = Storable::nfreeze { version => 1, objs => $objs };	1207	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
992	aio_write $fh, 0, (length $data), $data, 0;	1208	aio_write $fh, 0, (length $data), $data, 0;
993	aio_fsync $fh if $cf::USE_FSYNC;	1209	if ($cf::USE_FSYNC) {
		1210	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1211	aio_fsync $fh;
		1212	}
994	close $fh;	1213	aio_close $fh;
995	aio_rename "$filename.pst~", "$filename.pst";	1214	aio_rename "$filename.pst~", "$filename.pst";
996	}	1215	}
997	} else {	1216	} else {
998	aio_unlink "$filename.pst";	1217	aio_unlink "$filename.pst";
999	}	1218	}
1000		1219
1001	aio_rename "$filename~", $filename;	1220	aio_rename "$filename~", $filename;
		1221
		1222	$filename =~ s%/[^/]+$%%;
		1223	aio_pathsync $filename if $cf::USE_FSYNC;
1002	} else {	1224	} else {
1003	warn "FATAL: $filename~: $!\n";	1225	warn "unable to save objects: $filename~: $!\n";
1004	}	1226	}
1005	} else {	1227	} else {
1006	aio_unlink $filename;	1228	aio_unlink $filename;
1007	aio_unlink "$filename.pst";	1229	aio_unlink "$filename.pst";
1008	}	1230	}
1009	}	1231	};
1010	}	1232	}
1011		1233
1012	sub object_freezer_as_string {	1234	sub object_freezer_as_string {
1013	my ($rdata, $objs) = @_;	1235	my ($rdata, $objs) = @_;
1014		1236
…		…
1026	or return;	1248	or return;
1027		1249
1028	unless (aio_stat "$filename.pst") {	1250	unless (aio_stat "$filename.pst") {
1029	(aio_load "$filename.pst", $av) >= 0	1251	(aio_load "$filename.pst", $av) >= 0
1030	or return;	1252	or return;
		1253
1031	$av = eval { (Storable::thaw $av)->{objs} };	1254	my $st = eval { Coro::Storable::thaw $av };
		1255	$av = $st->{objs};
1032	}	1256	}
1033		1257
		1258	utf8::decode (my $decname = $filename);
1034	warn sprintf "loading %s (%d)\n",	1259	warn sprintf "loading %s (%d,%d)\n",
1035	$filename, length $data, scalar @{$av || []};	1260	$decname, length $data, scalar @{$av || []};
		1261
1036	return ($data, $av);	1262	($data, $av)
1037	}	1263	}
1038		1264
1039	=head2 COMMAND CALLBACKS	1265	=head2 COMMAND CALLBACKS
1040		1266
1041	=over 4	1267	=over 4
…		…
1095	my ($name, $cb) = @_;	1321	my ($name, $cb) = @_;
1096		1322
1097	$EXTICMD{$name} = $cb;	1323	$EXTICMD{$name} = $cb;
1098	}	1324	}
1099		1325
		1326	use File::Glob ();
		1327
1100	cf::player->attach (	1328	cf::player->attach (
1101	on_command => sub {	1329	on_unknown_command => sub {
1102	my ($pl, $name, $params) = @_;	1330	my ($pl, $name, $params) = @_;
1103		1331
1104	my $cb = $COMMAND{$name}	1332	my $cb = $COMMAND{$name}
1105	or return;	1333	or return;
1106		1334
…		…
1114	my ($pl, $buf) = @_;	1342	my ($pl, $buf) = @_;
1115		1343
1116	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1344	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1117		1345
1118	if (ref $msg) {	1346	if (ref $msg) {
		1347	my ($type, $reply, @payload) =
		1348	"ARRAY" eq ref $msg
		1349	? @$msg
		1350	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1351
		1352	my @reply;
		1353
1119	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1354	if (my $cb = $EXTCMD{$type}) {
1120	if (my %reply = $cb->($pl, $msg)) {	1355	@reply = $cb->($pl, @payload);
1121	$pl->ext_reply ($msg->{msgid}, %reply);
1122	}
1123	}	1356	}
		1357
		1358	$pl->ext_reply ($reply, @reply)
		1359	if $reply;
		1360
1124	} else {	1361	} else {
1125	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1362	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1126	}	1363	}
1127		1364
1128	cf::override;	1365	cf::override;
1129	},	1366	},
1130	);	1367	);
		1368
		1369	# "readahead" all extensions
		1370	sub cache_extensions {
		1371	my $grp = IO::AIO::aio_group;
		1372
		1373	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1374	for (grep /\.ext$/, @{$_[0]}) {
		1375	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1376	}
		1377	};
		1378
		1379	$grp
		1380	}
1131		1381
1132	sub load_extensions {	1382	sub load_extensions {
1133	cf::sync_job {	1383	cf::sync_job {
1134	my %todo;	1384	my %todo;
1135		1385
…		…
1155		1405
1156	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1406	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1157	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1407	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1158		1408
1159	$ext{source} =	1409	$ext{source} =
1160	"package $pkg; use strict; use utf8;\n"	1410	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1161	. "#line 1 \"$path\"\n{\n"	1411	. "#line 1 \"$path\"\n{\n"
1162	. $source	1412	. $source
1163	. "\n};\n1";	1413	. "\n};\n1";
1164		1414
1165	$todo{$base} = \%ext;	1415	$todo{$base} = \%ext;
1166	}	1416	}
1167		1417
		1418	my $pass = 0;
1168	my %done;	1419	my %done;
1169	while (%todo) {	1420	while (%todo) {
1170	my $progress;	1421	my $progress;
1171		1422
		1423	++$pass;
		1424
		1425	ext:
1172	while (my ($k, $v) = each %todo) {	1426	while (my ($k, $v) = each %todo) {
1173	for (split /,\s*/, $v->{meta}{depends}) {	1427	for (split /,\s*/, $v->{meta}{depends}) {
1174	goto skip	1428	next ext
1175	unless exists $done{$_};	1429	unless exists $done{$_};
1176	}	1430	}
1177		1431
1178	warn "... loading '$k' into '$v->{pkg}'\n";	1432	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1179		1433
1180	unless (eval $v->{source}) {	1434	my $active = eval $v->{source};
		1435
		1436	if (length $@) {
1181	my $msg = $@ ? "$v->{path}: $@\n"	1437	warn "$v->{path}: $@\n";
1182	: "$v->{base}: extension inactive.\n";
1183		1438
		1439	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1184	if (exists $v->{meta}{mandatory}) {	1440	if exists $v->{meta}{mandatory};
1185	warn $msg;	1441	} else {
1186	warn "mandatory extension failed to load, exiting.\n";	1442	$done{$k} = delete $todo{$k};
1187	exit 1;	1443	push @EXTS, $v->{pkg};
1188	}	1444	$progress = 1;
1189		1445
1190	warn $msg;	1446	warn "$v->{base}: extension inactive.\n"
		1447	unless $active;
1191	}	1448	}
1192
1193	$done{$k} = delete $todo{$k};
1194	push @EXTS, $v->{pkg};
1195	$progress = 1;
1196	}	1449	}
1197		1450
1198	skip:	1451	unless ($progress) {
1199	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1452	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1200	unless $progress;	1453
		1454	while (my ($k, $v) = each %todo) {
		1455	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1456	if exists $v->{meta}{mandatory};
		1457	}
		1458	}
1201	}	1459	}
1202	};	1460	};
1203	}	1461	}
1204		1462
1205	#############################################################################	1463	#############################################################################
1206		1464
1207	=back	1465	=back
1208		1466
1209	=head2 CORE EXTENSIONS	1467	=head2 CORE EXTENSIONS
1210		1468
1211	Functions and methods that extend core crossfire objects.	1469	Functions and methods that extend core deliantra objects.
1212		1470
1213	=cut	1471	=cut
1214		1472
1215	package cf::player;	1473	package cf::player;
1216		1474
1217	use Coro::AIO;	1475	use Coro::AIO;
1218		1476
1219	=head3 cf::player	1477	=head3 cf::player
1220		1478
1221	=over 4	1479	=over 4
		1480
		1481	=item cf::player::num_playing
		1482
		1483	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1484
		1485	=cut
		1486
		1487	sub num_playing {
		1488	scalar grep
		1489	$_->ob->map
		1490	&& !$_->hidden
		1491	&& !$_->ob->flag (cf::FLAG_WIZ),
		1492	cf::player::list
		1493	}
1222		1494
1223	=item cf::player::find $login	1495	=item cf::player::find $login
1224		1496
1225	Returns the given player object, loading it if necessary (might block).	1497	Returns the given player object, loading it if necessary (might block).
1226		1498
…		…
1245		1517
1246	sub exists($) {	1518	sub exists($) {
1247	my ($login) = @_;	1519	my ($login) = @_;
1248		1520
1249	$cf::PLAYER{$login}	1521	$cf::PLAYER{$login}
1250	or cf::sync_job { !aio_stat path $login }	1522	or !aio_stat path $login
1251	}	1523	}
1252		1524
1253	sub find($) {	1525	sub find($) {
1254	return $cf::PLAYER{$_[0]} || do {	1526	return $cf::PLAYER{$_[0]} || do {
1255	my $login = $_[0];	1527	my $login = $_[0];
…		…
1262	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1534	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1263	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1535	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1264	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1536	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1265	aio_unlink +(playerdir $login) . "/$login.pl";	1537	aio_unlink +(playerdir $login) . "/$login.pl";
1266		1538
1267	my $pl = load_pl path $login	1539	my $f = new_from_file cf::object::thawer path $login
1268	or return;	1540	or return;
		1541
		1542	my $pl = cf::player::load_pl $f
		1543	or return;
		1544
		1545	local $cf::PLAYER_LOADING{$login} = $pl;
		1546	$f->resolve_delayed_derefs;
1269	$cf::PLAYER{$login} = $pl	1547	$cf::PLAYER{$login} = $pl
1270	}	1548	}
1271	}	1549	}
1272	}	1550	}
		1551
		1552	cf::player->attach (
		1553	on_load => sub {
		1554	my ($pl, $path) = @_;
		1555
		1556	# restore slots saved in save, below
		1557	my $slots = delete $pl->{_slots};
		1558
		1559	$pl->ob->current_weapon ($slots->[0]);
		1560	$pl->combat_ob ($slots->[1]);
		1561	$pl->ranged_ob ($slots->[2]);
		1562	},
		1563	);
1273		1564
1274	sub save($) {	1565	sub save($) {
1275	my ($pl) = @_;	1566	my ($pl) = @_;
1276		1567
1277	return if $pl->{deny_save};	1568	return if $pl->{deny_save};
…		…
1282	return if $pl->{deny_save};	1573	return if $pl->{deny_save};
1283		1574
1284	aio_mkdir playerdir $pl, 0770;	1575	aio_mkdir playerdir $pl, 0770;
1285	$pl->{last_save} = $cf::RUNTIME;	1576	$pl->{last_save} = $cf::RUNTIME;
1286		1577
		1578	cf::get_slot 0.01;
		1579
		1580	# save slots, to be restored later
		1581	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
		1582
1287	$pl->save_pl ($path);	1583	$pl->save_pl ($path);
1288	Coro::cede;	1584	cf::cede_to_tick;
1289	}	1585	}
1290		1586
1291	sub new($) {	1587	sub new($) {
1292	my ($login) = @_;	1588	my ($login) = @_;
1293		1589
…		…
1299	$cf::PLAYER{$login} = $self;	1595	$cf::PLAYER{$login} = $self;
1300		1596
1301	$self	1597	$self
1302	}	1598	}
1303		1599
		1600	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1601
		1602	=cut
		1603
		1604	sub send_msg {
		1605	my $ns = shift->ns
		1606	or return;
		1607	$ns->send_msg (@_);
		1608	}
		1609
1304	=item $pl->quit_character	1610	=item $pl->quit_character
1305		1611
1306	Nukes the player without looking back. If logged in, the connection will	1612	Nukes the player without looking back. If logged in, the connection will
1307	be destroyed. May block for a long time.	1613	be destroyed. May block for a long time.
1308		1614
…		…
1312	my ($pl) = @_;	1618	my ($pl) = @_;
1313		1619
1314	my $name = $pl->ob->name;	1620	my $name = $pl->ob->name;
1315		1621
1316	$pl->{deny_save} = 1;	1622	$pl->{deny_save} = 1;
1317	$pl->password ("*"); # this should lock out the player until we nuked the dir	1623	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1318		1624
1319	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1625	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1320	$pl->deactivate;	1626	$pl->deactivate;
		1627	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1628	$pl->ob->check_score;
1321	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1629	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1322	$pl->ns->destroy if $pl->ns;	1630	$pl->ns->destroy if $pl->ns;
1323		1631
1324	my $path = playerdir $pl;	1632	my $path = playerdir $pl;
1325	my $temp = "$path~$cf::RUNTIME~deleting~";	1633	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1361	or return [];	1669	or return [];
1362		1670
1363	my @logins;	1671	my @logins;
1364		1672
1365	for my $login (@$dirs) {	1673	for my $login (@$dirs) {
		1674	my $path = path $login;
		1675
		1676	# a .pst is a dead give-away for a valid player
		1677	# if no pst file found, open and chekc for blocked users
		1678	if (aio_stat "$path.pst") {
1366	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1679	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1367	aio_read $fh, 0, 512, my $buf, 0 or next;	1680	aio_read $fh, 0, 512, my $buf, 0 or next;
1368	$buf !~ /^password -------------$/m or next; # official not-valid tag	1681	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1682	}
1369		1683
1370	utf8::decode $login;	1684	utf8::decode $login;
1371	push @logins, $login;	1685	push @logins, $login;
1372	}	1686	}
1373		1687
…		…
1400	}	1714	}
1401		1715
1402	\@paths	1716	\@paths
1403	}	1717	}
1404		1718
1405	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1719	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1406		1720
1407	Expand crossfire pod fragments into protocol xml.	1721	Expand deliantra pod fragments into protocol xml.
1408		1722
1409	=cut
1410
1411	sub expand_cfpod {
1412	((my $self), (local $_)) = @_;
1413
1414	# escape & and <
1415	s/&/&amp;/g;
1416	s/(?<![BIUGH])</&lt;/g;
1417
1418	# this is buggy, it needs to properly take care of nested <'s
1419
1420	1 while
1421	# replace B<>, I<>, U<> etc.
1422	s/B<([^\>]*)>/<b>$1<\/b>/
1423	|| s/I<([^\>]*)>/<i>$1<\/i>/
1424	|| s/U<([^\>]*)>/<u>$1<\/u>/
1425	# replace G<male|female> tags
1426	|| s{G<([^>|]*)\|([^>]*)>}{
1427	$self->gender ? $2 : $1
1428	}ge
1429	# replace H<hint text>
1430	|| s{H<([^\>]*)>}
1431	{
1432	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1433	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1434	"")
1435	[$self->{hintmode}]
1436	}ge;
1437
1438	# create single paragraphs (very hackish)
1439	s/(?<=\S)\n(?=\w)/ /g;
1440
1441	# compress some whitespace
1442	s/\s+\n/\n/g; # ws line-ends
1443	s/\n\n+/\n/g; # double lines
1444	s/^\n+//; # beginning lines
1445	s/\n+$//; # ending lines
1446
1447	$_
1448	}
1449
1450	sub hintmode {
1451	$_[0]{hintmode} = $_[1] if @_ > 1;
1452	$_[0]{hintmode}
1453	}
1454
1455	=item $player->ext_reply ($msgid, %msg)	1723	=item $player->ext_reply ($msgid, @msg)
1456		1724
1457	Sends an ext reply to the player.	1725	Sends an ext reply to the player.
1458		1726
1459	=cut	1727	=cut
1460		1728
1461	sub ext_reply($$%) {	1729	sub ext_reply($$@) {
1462	my ($self, $id, %msg) = @_;	1730	my ($self, $id, @msg) = @_;
1463		1731
1464	$msg{msgid} = $id;	1732	$self->ns->ext_reply ($id, @msg)
1465	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1466	}	1733	}
1467		1734
1468	=item $player->ext_event ($type, %msg)	1735	=item $player->ext_msg ($type, @msg)
1469		1736
1470	Sends an ext event to the client.	1737	Sends an ext event to the client.
1471		1738
1472	=cut	1739	=cut
1473		1740
1474	sub ext_event($$%) {	1741	sub ext_msg($$@) {
1475	my ($self, $type, %msg) = @_;	1742	my ($self, $type, @msg) = @_;
1476		1743
1477	$self->ns->ext_event ($type, %msg);	1744	$self->ns->ext_msg ($type, @msg);
1478	}	1745	}
1479		1746
1480	=head3 cf::region	1747	=head3 cf::region
1481		1748
1482	=over 4	1749	=over 4
…		…
1526	our $MAX_RESET = 3600;	1793	our $MAX_RESET = 3600;
1527	our $DEFAULT_RESET = 3000;	1794	our $DEFAULT_RESET = 3000;
1528		1795
1529	sub generate_random_map {	1796	sub generate_random_map {
1530	my ($self, $rmp) = @_;	1797	my ($self, $rmp) = @_;
		1798
		1799	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1800
1531	# mit "rum" bekleckern, nicht	1801	# mit "rum" bekleckern, nicht
1532	$self->_create_random_map (	1802	$self->_create_random_map (
1533	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1803	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1534	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1804	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1535	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1805	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1536	$rmp->{exit_on_final_map},	1806	$rmp->{exit_on_final_map},
1537	$rmp->{xsize}, $rmp->{ysize},	1807	$rmp->{xsize}, $rmp->{ysize},
1538	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1808	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1539	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1809	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1657		1927
1658	# the temporary/swap location	1928	# the temporary/swap location
1659	sub save_path {	1929	sub save_path {
1660	my ($self) = @_;	1930	my ($self) = @_;
1661		1931
1662	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1932	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1663	"$TMPDIR/$path.map"	1933	"$TMPDIR/$path.map"
1664	}	1934	}
1665		1935
1666	# the unique path, undef == no special unique path	1936	# the unique path, undef == no special unique path
1667	sub uniq_path {	1937	sub uniq_path {
1668	my ($self) = @_;	1938	my ($self) = @_;
1669		1939
1670	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1940	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1671	"$UNIQUEDIR/$path"	1941	"$UNIQUEDIR/$path"
1672	}
1673
1674	# and all this just because we cannot iterate over
1675	# all maps in C++...
1676	sub change_all_map_light {
1677	my ($change) = @_;
1678
1679	$_->change_map_light ($change)
1680	for grep $_->outdoor, values %cf::MAP;
1681	}	1942	}
1682		1943
1683	sub decay_objects {	1944	sub decay_objects {
1684	my ($self) = @_;	1945	my ($self) = @_;
1685		1946
…		…
1698		1959
1699	sub load_header_from($) {	1960	sub load_header_from($) {
1700	my ($self, $path) = @_;	1961	my ($self, $path) = @_;
1701		1962
1702	utf8::encode $path;	1963	utf8::encode $path;
1703	#aio_open $path, O_RDONLY, 0	1964	my $f = new_from_file cf::object::thawer $path
1704	# or return;
1705
1706	$self->_load_header ($path)
1707	or return;	1965	or return;
		1966
		1967	$self->_load_header ($f)
		1968	or return;
		1969
		1970	local $MAP_LOADING{$self->{path}} = $self;
		1971	$f->resolve_delayed_derefs;
1708		1972
1709	$self->{load_path} = $path;	1973	$self->{load_path} = $path;
1710		1974
1711	1	1975	1
1712	}	1976	}
…		…
1766	sub find {	2030	sub find {
1767	my ($path, $origin) = @_;	2031	my ($path, $origin) = @_;
1768		2032
1769	$path = normalise $path, $origin && $origin->path;	2033	$path = normalise $path, $origin && $origin->path;
1770		2034
		2035	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1771	cf::lock_wait "map_find:$path";	2036	my $guard2 = cf::lock_acquire "map_find:$path";
1772		2037
1773	$cf::MAP{$path} || do {	2038	$cf::MAP{$path} || do {
1774	my $guard = cf::lock_acquire "map_find:$path";
1775	my $map = new_from_path cf::map $path	2039	my $map = new_from_path cf::map $path
1776	or return;	2040	or return;
1777		2041
1778	$map->{last_save} = $cf::RUNTIME;	2042	$map->{last_save} = $cf::RUNTIME;
1779		2043
…		…
1781	or return;	2045	or return;
1782		2046
1783	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2047	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1784	# doing this can freeze the server in a sync job, obviously	2048	# doing this can freeze the server in a sync job, obviously
1785	#$cf::WAIT_FOR_TICK->wait;	2049	#$cf::WAIT_FOR_TICK->wait;
		2050	undef $guard2;
		2051	undef $guard1;
1786	$map->reset;	2052	$map->reset;
1787	undef $guard;
1788	return find $path;	2053	return find $path;
1789	}	2054	}
1790		2055
1791	$cf::MAP{$path} = $map	2056	$cf::MAP{$path} = $map
1792	}	2057	}
1793	}	2058	}
1794		2059
1795	sub pre_load { }	2060	sub pre_load { }
1796	sub post_load { }	2061	#sub post_load { } # XS
1797		2062
1798	sub load {	2063	sub load {
1799	my ($self) = @_;	2064	my ($self) = @_;
1800		2065
1801	local $self->{deny_reset} = 1; # loading can take a long time	2066	local $self->{deny_reset} = 1; # loading can take a long time
1802		2067
1803	my $path = $self->{path};	2068	my $path = $self->{path};
1804		2069
1805	{	2070	{
1806	my $guard = cf::lock_acquire "map_load:$path";	2071	my $guard = cf::lock_acquire "map_data:$path";
1807		2072
		2073	return unless $self->valid;
1808	return if $self->in_memory != cf::MAP_SWAPPED;	2074	return unless $self->in_memory == cf::MAP_SWAPPED;
1809		2075
1810	$self->in_memory (cf::MAP_LOADING);	2076	$self->in_memory (cf::MAP_LOADING);
1811		2077
1812	$self->alloc;	2078	$self->alloc;
1813		2079
1814	$self->pre_load;	2080	$self->pre_load;
1815	Coro::cede;	2081	cf::cede_to_tick;
1816		2082
		2083	my $f = new_from_file cf::object::thawer $self->{load_path};
		2084	$f->skip_block;
1817	$self->_load_objects ($self->{load_path}, 1)	2085	$self->_load_objects ($f)
1818	or return;	2086	or return;
1819		2087
1820	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2088	$self->post_load_original
1821	if delete $self->{load_original};	2089	if delete $self->{load_original};
1822		2090
1823	if (my $uniq = $self->uniq_path) {	2091	if (my $uniq = $self->uniq_path) {
1824	utf8::encode $uniq;	2092	utf8::encode $uniq;
1825	if (aio_open $uniq, O_RDONLY, 0) {	2093	unless (aio_stat $uniq) {
		2094	if (my $f = new_from_file cf::object::thawer $uniq) {
1826	$self->clear_unique_items;	2095	$self->clear_unique_items;
1827	$self->_load_objects ($uniq, 0);	2096	$self->_load_objects ($f);
		2097	$f->resolve_delayed_derefs;
		2098	}
1828	}	2099	}
1829	}	2100	}
1830		2101
1831	Coro::cede;	2102	$f->resolve_delayed_derefs;
		2103
		2104	cf::cede_to_tick;
1832	# now do the right thing for maps	2105	# now do the right thing for maps
1833	$self->link_multipart_objects;	2106	$self->link_multipart_objects;
1834	$self->difficulty ($self->estimate_difficulty)	2107	$self->difficulty ($self->estimate_difficulty)
1835	unless $self->difficulty;	2108	unless $self->difficulty;
1836	Coro::cede;	2109	cf::cede_to_tick;
1837		2110
1838	unless ($self->{deny_activate}) {	2111	unless ($self->{deny_activate}) {
1839	$self->decay_objects;	2112	$self->decay_objects;
1840	$self->fix_auto_apply;	2113	$self->fix_auto_apply;
1841	$self->update_buttons;	2114	$self->update_buttons;
1842	Coro::cede;	2115	cf::cede_to_tick;
1843	$self->set_darkness_map;
1844	Coro::cede;
1845	$self->activate;	2116	$self->activate;
1846	}	2117	}
1847		2118
		2119	$self->{last_save} = $cf::RUNTIME;
		2120	$self->last_access ($cf::RUNTIME);
		2121
1848	$self->in_memory (cf::MAP_IN_MEMORY);	2122	$self->in_memory (cf::MAP_ACTIVE);
1849	}	2123	}
1850		2124
1851	$self->post_load;	2125	$self->post_load;
1852	}	2126	}
1853		2127
		2128	# customize the map for a given player, i.e.
		2129	# return the _real_ map. used by e.g. per-player
		2130	# maps to change the path to ~playername/mappath
1854	sub customise_for {	2131	sub customise_for {
1855	my ($self, $ob) = @_;	2132	my ($self, $ob) = @_;
1856		2133
1857	return find "~" . $ob->name . "/" . $self->{path}	2134	return find "~" . $ob->name . "/" . $self->{path}
1858	if $self->per_player;	2135	if $self->per_player;
…		…
1862		2139
1863	$self	2140	$self
1864	}	2141	}
1865		2142
1866	# find and load all maps in the 3x3 area around a map	2143	# find and load all maps in the 3x3 area around a map
1867	sub load_diag {	2144	sub load_neighbours {
1868	my ($map) = @_;	2145	my ($map) = @_;
1869		2146
1870	my @diag; # diagonal neighbours	2147	my @neigh; # diagonal neighbours
1871		2148
1872	for (0 .. 3) {	2149	for (0 .. 3) {
1873	my $neigh = $map->tile_path ($_)	2150	my $neigh = $map->tile_path ($_)
1874	or next;	2151	or next;
1875	$neigh = find $neigh, $map	2152	$neigh = find $neigh, $map
1876	or next;	2153	or next;
1877	$neigh->load;	2154	$neigh->load;
1878		2155
		2156	push @neigh,
1879	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2157	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1880	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2158	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1881	}	2159	}
1882		2160
1883	for (@diag) {	2161	for (grep defined $_->[0], @neigh) {
		2162	my ($path, $origin) = @$_;
1884	my $neigh = find @$_	2163	my $neigh = find $path, $origin
1885	or next;	2164	or next;
1886	$neigh->load;	2165	$neigh->load;
1887	}	2166	}
1888	}	2167	}
1889		2168
…		…
1894	}	2173	}
1895		2174
1896	sub do_load_sync {	2175	sub do_load_sync {
1897	my ($map) = @_;	2176	my ($map) = @_;
1898		2177
		2178	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2179	if $Coro::current == $Coro::main;
		2180
1899	cf::sync_job { $map->load };	2181	cf::sync_job { $map->load };
1900	}	2182	}
1901		2183
1902	our %MAP_PREFETCH;	2184	our %MAP_PREFETCH;
1903	our $MAP_PREFETCHER = undef;	2185	our $MAP_PREFETCHER = undef;
1904		2186
1905	sub find_async {	2187	sub find_async {
1906	my ($path, $origin) = @_;	2188	my ($path, $origin, $load) = @_;
1907		2189
1908	$path = normalise $path, $origin && $origin->{path};	2190	$path = normalise $path, $origin && $origin->{path};
1909		2191
1910	if (my $map = $cf::MAP{$path}) {	2192	if (my $map = $cf::MAP{$path}) {
1911	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2193	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1912	}	2194	}
1913		2195
1914	undef $MAP_PREFETCH{$path};	2196	$MAP_PREFETCH{$path} |= $load;
		2197
1915	$MAP_PREFETCHER ||= cf::async {	2198	$MAP_PREFETCHER ||= cf::async {
		2199	$Coro::current->{desc} = "map prefetcher";
		2200
1916	while (%MAP_PREFETCH) {	2201	while (%MAP_PREFETCH) {
1917	for my $path (keys %MAP_PREFETCH) {	2202	while (my ($k, $v) = each %MAP_PREFETCH) {
1918	if (my $map = find $path) {	2203	if (my $map = find $k) {
1919	$map->load;	2204	$map->load if $v;
1920	}	2205	}
1921		2206
1922	delete $MAP_PREFETCH{$path};	2207	delete $MAP_PREFETCH{$k};
1923	}	2208	}
1924	}	2209	}
1925	undef $MAP_PREFETCHER;	2210	undef $MAP_PREFETCHER;
1926	};	2211	};
1927	$MAP_PREFETCHER->prio (6);	2212	$MAP_PREFETCHER->prio (6);
…		…
1930	}	2215	}
1931		2216
1932	sub save {	2217	sub save {
1933	my ($self) = @_;	2218	my ($self) = @_;
1934		2219
1935	my $lock = cf::lock_acquire "map_data:" . $self->path;	2220	my $lock = cf::lock_acquire "map_data:$self->{path}";
1936		2221
1937	$self->{last_save} = $cf::RUNTIME;	2222	$self->{last_save} = $cf::RUNTIME;
1938		2223
1939	return unless $self->dirty;	2224	return unless $self->dirty;
1940		2225
…		…
1946	return if $self->{deny_save};	2231	return if $self->{deny_save};
1947		2232
1948	local $self->{last_access} = $self->last_access;#d#	2233	local $self->{last_access} = $self->last_access;#d#
1949		2234
1950	cf::async {	2235	cf::async {
		2236	$Coro::current->{desc} = "map player save";
1951	$_->contr->save for $self->players;	2237	$_->contr->save for $self->players;
1952	};	2238	};
		2239
		2240	cf::get_slot 0.02;
1953		2241
1954	if ($uniq) {	2242	if ($uniq) {
1955	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2243	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1956	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2244	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1957	} else {	2245	} else {
…		…
1963	my ($self) = @_;	2251	my ($self) = @_;
1964		2252
1965	# save first because save cedes	2253	# save first because save cedes
1966	$self->save;	2254	$self->save;
1967		2255
1968	my $lock = cf::lock_acquire "map_data:" . $self->path;	2256	my $lock = cf::lock_acquire "map_data:$self->{path}";
1969		2257
1970	return if $self->players;	2258	return if $self->players;
1971	return if $self->in_memory != cf::MAP_IN_MEMORY;	2259	return if $self->in_memory != cf::MAP_ACTIVE;
1972	return if $self->{deny_save};	2260	return if $self->{deny_save};
1973		2261
		2262	$self->in_memory (cf::MAP_SWAPPED);
		2263
		2264	$self->deactivate;
		2265	$_->clear_links_to ($self) for values %cf::MAP;
1974	$self->clear;	2266	$self->clear;
1975	$self->in_memory (cf::MAP_SWAPPED);
1976	}	2267	}
1977		2268
1978	sub reset_at {	2269	sub reset_at {
1979	my ($self) = @_;	2270	my ($self) = @_;
1980		2271
…		…
1998		2289
1999	my $lock = cf::lock_acquire "map_data:$self->{path}";	2290	my $lock = cf::lock_acquire "map_data:$self->{path}";
2000		2291
2001	return if $self->players;	2292	return if $self->players;
2002		2293
2003	warn "resetting map ", $self->path;	2294	warn "resetting map ", $self->path, "\n";
2004		2295
2005	$self->in_memory (cf::MAP_SWAPPED);	2296	$self->in_memory (cf::MAP_SWAPPED);
2006		2297
2007	# need to save uniques path	2298	# need to save uniques path
2008	unless ($self->{deny_save}) {	2299	unless ($self->{deny_save}) {
…		…
2012	if $uniq;	2303	if $uniq;
2013	}	2304	}
2014		2305
2015	delete $cf::MAP{$self->path};	2306	delete $cf::MAP{$self->path};
2016		2307
		2308	$self->deactivate;
		2309	$_->clear_links_to ($self) for values %cf::MAP;
2017	$self->clear;	2310	$self->clear;
2018
2019	$_->clear_links_to ($self) for values %cf::MAP;
2020		2311
2021	$self->unlink_save;	2312	$self->unlink_save;
2022	$self->destroy;	2313	$self->destroy;
2023	}	2314	}
2024		2315
2025	my $nuke_counter = "aaaa";	2316	my $nuke_counter = "aaaa";
2026		2317
2027	sub nuke {	2318	sub nuke {
2028	my ($self) = @_;	2319	my ($self) = @_;
2029		2320
		2321	{
		2322	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2323
2030	delete $cf::MAP{$self->path};	2324	delete $cf::MAP{$self->path};
2031		2325
2032	$self->unlink_save;	2326	$self->unlink_save;
2033		2327
2034	bless $self, "cf::map";	2328	bless $self, "cf::map";
2035	delete $self->{deny_reset};	2329	delete $self->{deny_reset};
2036	$self->{deny_save} = 1;	2330	$self->{deny_save} = 1;
2037	$self->reset_timeout (1);	2331	$self->reset_timeout (1);
2038	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2332	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2039		2333
2040	$cf::MAP{$self->path} = $self;	2334	$cf::MAP{$self->path} = $self;
		2335	}
2041		2336
2042	$self->reset; # polite request, might not happen	2337	$self->reset; # polite request, might not happen
2043	}	2338	}
2044		2339
2045	=item $maps = cf::map::tmp_maps	2340	=item $maps = cf::map::tmp_maps
…		…
2087		2382
2088	sub unique_maps() {	2383	sub unique_maps() {
2089	[	2384	[
2090	map {	2385	map {
2091	utf8::decode $_;	2386	utf8::decode $_;
2092	/\.map$/	2387	s/\.map$//; # TODO future compatibility hack
		2388	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2389	? ()
2093	? normalise $_	2390	: normalise $_
2094	: ()
2095	} @{ aio_readdir $UNIQUEDIR or [] }	2391	} @{ aio_readdir $UNIQUEDIR or [] }
2096	]	2392	]
2097	}	2393	}
2098		2394
2099	package cf;	2395	=item cf::map::static_maps
		2396
		2397	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2398	file in the shared directory excluding F</styles> and F</editor>). May
		2399	block.
		2400
		2401	=cut
		2402
		2403	sub static_maps() {
		2404	my @dirs = "";
		2405	my @maps;
		2406
		2407	while (@dirs) {
		2408	my $dir = shift @dirs;
		2409
		2410	next if $dir eq "/styles" || $dir eq "/editor";
		2411
		2412	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2413	or return;
		2414
		2415	for (@$files) {
		2416	s/\.map$// or next;
		2417	utf8::decode $_;
		2418	push @maps, "$dir/$_";
		2419	}
		2420
		2421	push @dirs, map "$dir/$_", @$dirs;
		2422	}
		2423
		2424	\@maps
		2425	}
2100		2426
2101	=back	2427	=back
2102		2428
2103	=head3 cf::object	2429	=head3 cf::object
2104		2430
…		…
2108		2434
2109	=over 4	2435	=over 4
2110		2436
2111	=item $ob->inv_recursive	2437	=item $ob->inv_recursive
2112		2438
2113	Returns the inventory of the object _and_ their inventories, recursively.	2439	Returns the inventory of the object I<and> their inventories, recursively,
		2440	but I<not> the object itself.
2114		2441
2115	=cut	2442	=cut
2116		2443
2117	sub inv_recursive_;	2444	sub inv_recursive_;
2118	sub inv_recursive_ {	2445	sub inv_recursive_ {
…		…
2121		2448
2122	sub inv_recursive {	2449	sub inv_recursive {
2123	inv_recursive_ inv $_[0]	2450	inv_recursive_ inv $_[0]
2124	}	2451	}
2125		2452
		2453	=item $ref = $ob->ref
		2454
		2455	Creates and returns a persistent reference to an object that can be stored as a string.
		2456
		2457	=item $ob = cf::object::deref ($refstring)
		2458
		2459	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2460	even if the object actually exists. May block.
		2461
		2462	=cut
		2463
		2464	sub deref {
		2465	my ($ref) = @_;
		2466
		2467	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2468	my ($uuid, $name) = ($1, $2);
		2469	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2470	or return;
		2471	$pl->ob->uuid eq $uuid
		2472	or return;
		2473
		2474	$pl->ob
		2475	} else {
		2476	warn "$ref: cannot resolve object reference\n";
		2477	undef
		2478	}
		2479	}
		2480
2126	package cf;	2481	package cf;
2127		2482
2128	=back	2483	=back
2129		2484
2130	=head3 cf::object::player	2485	=head3 cf::object::player
…		…
2136	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2491	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2137	can be C<undef>. Does the right thing when the player is currently in a	2492	can be C<undef>. Does the right thing when the player is currently in a
2138	dialogue with the given NPC character.	2493	dialogue with the given NPC character.
2139		2494
2140	=cut	2495	=cut
		2496
		2497	our $SAY_CHANNEL = {
		2498	id => "say",
		2499	title => "Map",
		2500	reply => "say ",
		2501	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2502	};
		2503
		2504	our $CHAT_CHANNEL = {
		2505	id => "chat",
		2506	title => "Chat",
		2507	reply => "chat ",
		2508	tooltip => "Player chat and shouts, global to the server.",
		2509	};
2141		2510
2142	# rough implementation of a future "reply" method that works	2511	# rough implementation of a future "reply" method that works
2143	# with dialog boxes.	2512	# with dialog boxes.
2144	#TODO: the first argument must go, split into a $npc->reply_to ( method	2513	#TODO: the first argument must go, split into a $npc->reply_to ( method
2145	sub cf::object::player::reply($$$;$) {	2514	sub cf::object::player::reply($$$;$) {
…		…
2152		2521
2153	} else {	2522	} else {
2154	my $pl = $self->contr;	2523	my $pl = $self->contr;
2155		2524
2156	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2525	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2157	my $diag = $pl->{npc_dialog};	2526	my $dialog = $pl->{npc_dialog};
2158	$diag->{pl}->ext_reply (	2527	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2159	$diag->{id},
2160	msgtype => "reply",
2161	msg => $diag->{pl}->expand_cfpod ($msg),
2162	add_topics => []
2163	);
2164		2528
2165	} else {	2529	} else {
2166	$msg = $npc->name . " says: $msg" if $npc;	2530	$msg = $npc->name . " says: $msg" if $npc;
2167	$self->message ($msg, $flags);	2531	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2168	}	2532	}
2169	}	2533	}
		2534	}
		2535
		2536	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2537
		2538	=cut
		2539
		2540	sub cf::object::send_msg {
		2541	my $pl = shift->contr
		2542	or return;
		2543	$pl->send_msg (@_);
2170	}	2544	}
2171		2545
2172	=item $player_object->may ("access")	2546	=item $player_object->may ("access")
2173		2547
2174	Returns wether the given player is authorized to access resource "access"	2548	Returns wether the given player is authorized to access resource "access"
…		…
2187		2561
2188	=item $player_object->enter_link	2562	=item $player_object->enter_link
2189		2563
2190	Freezes the player and moves him/her to a special map (C<{link}>).	2564	Freezes the player and moves him/her to a special map (C<{link}>).
2191		2565
2192	The player should be reasonably safe there for short amounts of time. You	2566	The player should be reasonably safe there for short amounts of time (e.g.
2193	I<MUST> call C<leave_link> as soon as possible, though.	2567	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2568	though, as the palyer cannot control the character while it is on the link
		2569	map.
2194		2570
2195	Will never block.	2571	Will never block.
2196		2572
2197	=item $player_object->leave_link ($map, $x, $y)	2573	=item $player_object->leave_link ($map, $x, $y)
2198		2574
…		…
2250	($x, $y) = (-1, -1)	2626	($x, $y) = (-1, -1)
2251	unless (defined $x) && (defined $y);	2627	unless (defined $x) && (defined $y);
2252		2628
2253	# use -1 or undef as default coordinates, not 0, 0	2629	# use -1 or undef as default coordinates, not 0, 0
2254	($x, $y) = ($map->enter_x, $map->enter_y)	2630	($x, $y) = ($map->enter_x, $map->enter_y)
2255	if $x <=0 && $y <= 0;	2631	if $x <= 0 && $y <= 0;
2256		2632
2257	$map->load;	2633	$map->load;
2258	$map->load_diag;	2634	$map->load_neighbours;
2259		2635
2260	return unless $self->contr->active;	2636	return unless $self->contr->active;
2261	$self->activate_recursive;
2262		2637
2263	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2638	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2264	$self->enter_map ($map, $x, $y);	2639	$self->enter_map ($map, $x, $y);
		2640
		2641	# only activate afterwards, to support waiting in hooks
		2642	$self->activate_recursive;
2265	}	2643	}
2266		2644
2267	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2645	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2268		2646
2269	Moves the player to the given map-path and coordinates by first freezing	2647	Moves the player to the given map-path and coordinates by first freezing
2270	her, loading and preparing them map, calling the provided $check callback	2648	her, loading and preparing them map, calling the provided $check callback
2271	that has to return the map if sucecssful, and then unfreezes the player on	2649	that has to return the map if sucecssful, and then unfreezes the player on
2272	the new (success) or old (failed) map position. In either case, $done will	2650	the new (success) or old (failed) map position. In either case, $done will
2273	be called at the end of this process.	2651	be called at the end of this process.
2274		2652
		2653	Note that $check will be called with a potentially non-loaded map, so if
		2654	it needs a loaded map it has to call C<< ->load >>.
		2655
2275	=cut	2656	=cut
2276		2657
2277	our $GOTOGEN;	2658	our $GOTOGEN;
2278		2659
2279	sub cf::object::player::goto {	2660	sub cf::object::player::goto {
…		…
2283	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2664	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2284		2665
2285	$self->enter_link;	2666	$self->enter_link;
2286		2667
2287	(async {	2668	(async {
		2669	$Coro::current->{desc} = "player::goto $path $x $y";
		2670
		2671	# *tag paths override both path and x|y
		2672	if ($path =~ /^\*(.*)$/) {
		2673	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2674	my $ob = $obs[rand @obs];
		2675
		2676	# see if we actually can go there
		2677	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2678	$ob = $obs[rand @obs];
		2679	} else {
		2680	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2681	}
		2682	# else put us there anyways for now #d#
		2683
		2684	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2685	} else {
		2686	($path, $x, $y) = (undef, undef, undef);
		2687	}
		2688	}
		2689
2288	my $map = eval {	2690	my $map = eval {
2289	my $map = cf::map::find $path;	2691	my $map = defined $path ? cf::map::find $path : undef;
2290		2692
2291	if ($map) {	2693	if ($map) {
2292	$map = $map->customise_for ($self);	2694	$map = $map->customise_for ($self);
2293	$map = $check->($map) if $check && $map;	2695	$map = $check->($map) if $check && $map;
2294	} else {	2696	} else {
2295	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2697	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2296	}	2698	}
2297		2699
2298	$map	2700	$map
2299	};	2701	};
2300		2702
…		…
2336	}	2738	}
2337		2739
2338	sub prepare_random_map {	2740	sub prepare_random_map {
2339	my ($exit) = @_;	2741	my ($exit) = @_;
2340		2742
2341	my $guard = cf::lock_acquire "exit_prepare:$exit";
2342
2343	# all this does is basically replace the /! path by	2743	# all this does is basically replace the /! path by
2344	# a new random map path (?random/...) with a seed	2744	# a new random map path (?random/...) with a seed
2345	# that depends on the exit object	2745	# that depends on the exit object
2346		2746
2347	my $rmp = parse_random_map_params $exit->msg;	2747	my $rmp = parse_random_map_params $exit->msg;
…		…
2349	if ($exit->map) {	2749	if ($exit->map) {
2350	$rmp->{region} = $exit->region->name;	2750	$rmp->{region} = $exit->region->name;
2351	$rmp->{origin_map} = $exit->map->path;	2751	$rmp->{origin_map} = $exit->map->path;
2352	$rmp->{origin_x} = $exit->x;	2752	$rmp->{origin_x} = $exit->x;
2353	$rmp->{origin_y} = $exit->y;	2753	$rmp->{origin_y} = $exit->y;
		2754
		2755	$exit->map->touch;
2354	}	2756	}
2355		2757
2356	$rmp->{random_seed} ||= $exit->random_seed;	2758	$rmp->{random_seed} ||= $exit->random_seed;
2357		2759
2358	my $data = cf::to_json $rmp;	2760	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2359	my $md5 = Digest::MD5::md5_hex $data;	2761	my $md5 = Digest::MD5::md5_hex $data;
2360	my $meta = "$RANDOMDIR/$md5.meta";	2762	my $meta = "$RANDOMDIR/$md5.meta";
2361		2763
2362	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2764	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2363	aio_write $fh, 0, (length $data), $data, 0;	2765	aio_write $fh, 0, (length $data), $data, 0;
2364	undef $fh;	2766	undef $fh;
2365	aio_rename "$meta~", $meta;	2767	aio_rename "$meta~", $meta;
2366		2768
		2769	my $slaying = "?random/$md5";
		2770
		2771	if ($exit->valid) {
2367	$exit->slaying ("?random/$md5");	2772	$exit->slaying ("?random/$md5");
2368	$exit->msg (undef);	2773	$exit->msg (undef);
		2774	}
2369	}	2775	}
2370	}	2776	}
2371		2777
2372	sub cf::object::player::enter_exit {	2778	sub cf::object::player::enter_exit {
2373	my ($self, $exit) = @_;	2779	my ($self, $exit) = @_;
2374		2780
2375	return unless $self->type == cf::PLAYER;	2781	return unless $self->type == cf::PLAYER;
2376		2782
2377	if ($exit->slaying eq "/!") {
2378	#TODO: this should de-fi-ni-te-ly not be a sync-job
2379	# the problem is that $exit might not survive long enough
2380	# so it needs to be done right now, right here
2381	cf::sync_job { prepare_random_map $exit };
2382	}
2383
2384	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2385	my $hp = $exit->stats->hp;
2386	my $sp = $exit->stats->sp;
2387
2388	$self->enter_link;	2783	$self->enter_link;
2389		2784
2390	# if exit is damned, update players death & WoR home-position
2391	$self->contr->savebed ($slaying, $hp, $sp)
2392	if $exit->flag (FLAG_DAMNED);
2393
2394	(async {	2785	(async {
2395	$self->deactivate_recursive; # just to be sure	2786	$Coro::current->{desc} = "enter_exit";
		2787
2396	unless (eval {	2788	unless (eval {
		2789	$self->deactivate_recursive; # just to be sure
		2790
		2791	# random map handling
		2792	{
		2793	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2794
		2795	prepare_random_map $exit
		2796	if $exit->slaying eq "/!";
		2797	}
		2798
		2799	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2800	my $x = $exit->stats->hp;
		2801	my $y = $exit->stats->sp;
		2802
2397	$self->goto ($slaying, $hp, $sp);	2803	$self->goto ($map, $x, $y);
2398		2804
		2805	# if exit is damned, update players death & WoR home-position
		2806	$self->contr->savebed ($map, $x, $y)
		2807	if $exit->flag (cf::FLAG_DAMNED);
		2808
2399	1;	2809	1
2400	}) {	2810	}) {
2401	$self->message ("Something went wrong deep within the crossfire server. "	2811	$self->message ("Something went wrong deep within the deliantra server. "
2402	. "I'll try to bring you back to the map you were before. "	2812	. "I'll try to bring you back to the map you were before. "
2403	. "Please report this to the dungeon master!",	2813	. "Please report this to the dungeon master!",
2404	cf::NDI_UNIQUE | cf::NDI_RED);	2814	cf::NDI_UNIQUE | cf::NDI_RED);
2405		2815
2406	warn "ERROR in enter_exit: $@";	2816	warn "ERROR in enter_exit: $@";
…		…
2423	sub cf::client::send_drawinfo {	2833	sub cf::client::send_drawinfo {
2424	my ($self, $text, $flags) = @_;	2834	my ($self, $text, $flags) = @_;
2425		2835
2426	utf8::encode $text;	2836	utf8::encode $text;
2427	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2837	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2838	}
		2839
		2840	=item $client->send_big_packet ($pkt)
		2841
		2842	Like C<send_packet>, but tries to compress large packets, and fragments
		2843	them as required.
		2844
		2845	=cut
		2846
		2847	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2848
		2849	sub cf::client::send_big_packet {
		2850	my ($self, $pkt) = @_;
		2851
		2852	# try lzf for large packets
		2853	$pkt = "lzf " . Compress::LZF::compress $pkt
		2854	if 1024 <= length $pkt and $self->{can_lzf};
		2855
		2856	# split very large packets
		2857	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2858	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2859	$pkt = "frag";
		2860	}
		2861
		2862	$self->send_packet ($pkt);
2428	}	2863	}
2429		2864
2430	=item $client->send_msg ($channel, $msg, $color, [extra...])	2865	=item $client->send_msg ($channel, $msg, $color, [extra...])
2431		2866
2432	Send a drawinfo or msg packet to the client, formatting the msg for the	2867	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2434	the message, with C<log> being the default. If C<$color> is negative, suppress	2869	the message, with C<log> being the default. If C<$color> is negative, suppress
2435	the message unless the client supports the msg packet.	2870	the message unless the client supports the msg packet.
2436		2871
2437	=cut	2872	=cut
2438		2873
		2874	# non-persistent channels (usually the info channel)
		2875	our %CHANNEL = (
		2876	"c/motd" => {
		2877	id => "infobox",
		2878	title => "MOTD",
		2879	reply => undef,
		2880	tooltip => "The message of the day",
		2881	},
		2882	"c/identify" => {
		2883	id => "infobox",
		2884	title => "Identify",
		2885	reply => undef,
		2886	tooltip => "Items recently identified",
		2887	},
		2888	"c/examine" => {
		2889	id => "infobox",
		2890	title => "Examine",
		2891	reply => undef,
		2892	tooltip => "Signs and other items you examined",
		2893	},
		2894	"c/shopinfo" => {
		2895	id => "infobox",
		2896	title => "Shop Info",
		2897	reply => undef,
		2898	tooltip => "What your bargaining skill tells you about the shop",
		2899	},
		2900	"c/book" => {
		2901	id => "infobox",
		2902	title => "Book",
		2903	reply => undef,
		2904	tooltip => "The contents of a note or book",
		2905	},
		2906	"c/lookat" => {
		2907	id => "infobox",
		2908	title => "Look",
		2909	reply => undef,
		2910	tooltip => "What you saw there",
		2911	},
		2912	"c/who" => {
		2913	id => "infobox",
		2914	title => "Players",
		2915	reply => undef,
		2916	tooltip => "Shows players who are currently online",
		2917	},
		2918	"c/body" => {
		2919	id => "infobox",
		2920	title => "Body Parts",
		2921	reply => undef,
		2922	tooltip => "Shows which body parts you posess and are available",
		2923	},
		2924	"c/statistics" => {
		2925	id => "infobox",
		2926	title => "Statistics",
		2927	reply => undef,
		2928	tooltip => "Shows your primary statistics",
		2929	},
		2930	"c/skills" => {
		2931	id => "infobox",
		2932	title => "Skills",
		2933	reply => undef,
		2934	tooltip => "Shows your experience per skill and item power",
		2935	},
		2936	"c/shopitems" => {
		2937	id => "infobox",
		2938	title => "Shop Items",
		2939	reply => undef,
		2940	tooltip => "Shows the items currently for sale in this shop",
		2941	},
		2942	"c/resistances" => {
		2943	id => "infobox",
		2944	title => "Resistances",
		2945	reply => undef,
		2946	tooltip => "Shows your resistances",
		2947	},
		2948	"c/pets" => {
		2949	id => "infobox",
		2950	title => "Pets",
		2951	reply => undef,
		2952	tooltip => "Shows information abotu your pets/a specific pet",
		2953	},
		2954	"c/perceiveself" => {
		2955	id => "infobox",
		2956	title => "Perceive Self",
		2957	reply => undef,
		2958	tooltip => "You gained detailed knowledge about yourself",
		2959	},
		2960	"c/uptime" => {
		2961	id => "infobox",
		2962	title => "Uptime",
		2963	reply => undef,
		2964	tooltip => "How long the server has been running since last restart",
		2965	},
		2966	"c/mapinfo" => {
		2967	id => "infobox",
		2968	title => "Map Info",
		2969	reply => undef,
		2970	tooltip => "Information related to the maps",
		2971	},
		2972	"c/party" => {
		2973	id => "party",
		2974	title => "Party",
		2975	reply => "gsay ",
		2976	tooltip => "Messages and chat related to your party",
		2977	},
		2978	"c/death" => {
		2979	id => "death",
		2980	title => "Death",
		2981	reply => undef,
		2982	tooltip => "Reason for and more info about your most recent death",
		2983	},
		2984	"c/say" => $SAY_CHANNEL,
		2985	"c/chat" => $CHAT_CHANNEL,
		2986	);
		2987
2439	sub cf::client::send_msg {	2988	sub cf::client::send_msg {
2440	my ($self, $channel, $msg, $color, @extra) = @_;	2989	my ($self, $channel, $msg, $color, @extra) = @_;
2441		2990
2442	$msg = $self->pl->expand_cfpod ($msg);	2991	$msg = $self->pl->expand_cfpod ($msg)
		2992	unless $color & cf::NDI_VERBATIM;
2443		2993
2444	return unless @extra || length $msg;
2445
2446	$color &= ~cf::NDI_UNIQUE; # just in case...	2994	$color &= cf::NDI_CLIENT_MASK; # just in case...
2447		2995
		2996	# check predefined channels, for the benefit of C
		2997	if ($CHANNEL{$channel}) {
		2998	$channel = $CHANNEL{$channel};
		2999
		3000	$self->ext_msg (channel_info => $channel);
		3001	$channel = $channel->{id};
		3002
2448	if (ref $channel) {	3003	} elsif (ref $channel) {
2449	# send meta info to client, if not yet sent	3004	# send meta info to client, if not yet sent
2450	unless (exists $self->{channel}{$channel->{id}}) {	3005	unless (exists $self->{channel}{$channel->{id}}) {
2451	$self->{channel}{$channel->{id}} = $channel;	3006	$self->{channel}{$channel->{id}} = $channel;
2452	$self->ext_event (channel_info => %$channel);	3007	$self->ext_msg (channel_info => $channel);
2453	}	3008	}
2454		3009
2455	$channel = $channel->{id};	3010	$channel = $channel->{id};
2456	}	3011	}
2457		3012
2458	if ($self->can_msg) {	3013	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		3014
2471	if ($color >= 0) {	3015	# default colour, mask it out
2472	if (0 && $msg =~ /\[/) {	3016	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2473	$self->send_packet ("drawextinfo $color 4 0 $msg")	3017	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		3018
		3019	my $pkt = "msg "
		3020	. $self->{json_coder}->encode (
		3021	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		3022	);
		3023
		3024	$self->send_big_packet ($pkt);
		3025	}
		3026
2482	=item $client->ext_event ($type, %msg)	3027	=item $client->ext_msg ($type, @msg)
2483		3028
2484	Sends an ext event to the client.	3029	Sends an ext event to the client.
2485		3030
2486	=cut	3031	=cut
2487		3032
2488	sub cf::client::ext_event($$%) {	3033	sub cf::client::ext_msg($$@) {
2489	my ($self, $type, %msg) = @_;	3034	my ($self, $type, @msg) = @_;
2490		3035
2491	return unless $self->extcmd;	3036	if ($self->extcmd == 2) {
2492		3037	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		3038	} elsif ($self->extcmd == 1) { # TODO: remove
2493	$msg{msgtype} = "event_$type";	3039	push @msg, msgtype => "event_$type";
2494	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	3040	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3041	}
		3042	}
		3043
		3044	=item $client->ext_reply ($msgid, @msg)
		3045
		3046	Sends an ext reply to the client.
		3047
		3048	=cut
		3049
		3050	sub cf::client::ext_reply($$@) {
		3051	my ($self, $id, @msg) = @_;
		3052
		3053	if ($self->extcmd == 2) {
		3054	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		3055	} elsif ($self->extcmd == 1) {
		3056	#TODO: version 1, remove
		3057	unshift @msg, msgtype => "reply", msgid => $id;
		3058	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3059	}
2495	}	3060	}
2496		3061
2497	=item $success = $client->query ($flags, "text", \&cb)	3062	=item $success = $client->query ($flags, "text", \&cb)
2498		3063
2499	Queues a query to the client, calling the given callback with	3064	Queues a query to the client, calling the given callback with
…		…
2554	my ($ns, $buf) = @_;	3119	my ($ns, $buf) = @_;
2555		3120
2556	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3121	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2557		3122
2558	if (ref $msg) {	3123	if (ref $msg) {
		3124	my ($type, $reply, @payload) =
		3125	"ARRAY" eq ref $msg
		3126	? @$msg
		3127	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		3128
		3129	my @reply;
		3130
2559	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3131	if (my $cb = $EXTICMD{$type}) {
2560	if (my %reply = $cb->($ns, $msg)) {	3132	@reply = $cb->($ns, @payload);
2561	$reply{msgid} = $msg->{msgid};
2562	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2563	}
2564	}	3133	}
		3134
		3135	$ns->ext_reply ($reply, @reply)
		3136	if $reply;
		3137
2565	} else {	3138	} else {
2566	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3139	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2567	}	3140	}
2568		3141
2569	cf::override;	3142	cf::override;
…		…
2591		3164
2592	$coro	3165	$coro
2593	}	3166	}
2594		3167
2595	cf::client->attach (	3168	cf::client->attach (
2596	on_destroy => sub {	3169	on_client_destroy => sub {
2597	my ($ns) = @_;	3170	my ($ns) = @_;
2598		3171
2599	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3172	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2600	},	3173	},
2601	);	3174	);
…		…
2616	our $safe = new Safe "safe";	3189	our $safe = new Safe "safe";
2617	our $safe_hole = new Safe::Hole;	3190	our $safe_hole = new Safe::Hole;
2618		3191
2619	$SIG{FPE} = 'IGNORE';	3192	$SIG{FPE} = 'IGNORE';
2620		3193
2621	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3194	$safe->permit_only (Opcode::opset qw(
		3195	:base_core :base_mem :base_orig :base_math :base_loop
		3196	grepstart grepwhile mapstart mapwhile
		3197	sort time
		3198	));
2622		3199
2623	# here we export the classes and methods available to script code	3200	# here we export the classes and methods available to script code
2624		3201
2625	=pod	3202	=pod
2626		3203
2627	The following functions and methods are available within a safe environment:	3204	The following functions and methods are available within a safe environment:
2628		3205
2629	cf::object	3206	cf::object
2630	contr pay_amount pay_player map x y force_find force_add	3207	contr pay_amount pay_player map x y force_find force_add destroy
2631	insert remove	3208	insert remove name archname title slaying race decrease split
		3209	value
2632		3210
2633	cf::object::player	3211	cf::object::player
2634	player	3212	player
2635		3213
2636	cf::player	3214	cf::player
…		…
2641		3219
2642	=cut	3220	=cut
2643		3221
2644	for (	3222	for (
2645	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3223	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2646	insert remove)],	3224	insert remove inv nrof name archname title slaying race
		3225	decrease split destroy change_exp value msg lore send_msg)],
2647	["cf::object::player" => qw(player)],	3226	["cf::object::player" => qw(player)],
2648	["cf::player" => qw(peaceful)],	3227	["cf::player" => qw(peaceful send_msg)],
2649	["cf::map" => qw(trigger)],	3228	["cf::map" => qw(trigger)],
2650	) {	3229	) {
2651	no strict 'refs';	3230	no strict 'refs';
2652	my ($pkg, @funs) = @$_;	3231	my ($pkg, @funs) = @$_;
2653	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3232	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2671		3250
2672	my $qcode = $code;	3251	my $qcode = $code;
2673	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3252	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2674	$qcode =~ s/\n/\\n/g;	3253	$qcode =~ s/\n/\\n/g;
2675		3254
		3255	%vars = (_dummy => 0) unless %vars;
		3256
		3257	my @res;
2676	local $_;	3258	local $_;
2677	local @safe::cf::_safe_eval_args = values %vars;
2678		3259
2679	my $eval =	3260	my $eval =
2680	"do {\n"	3261	"do {\n"
2681	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3262	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2682	. "#line 0 \"{$qcode}\"\n"	3263	. "#line 0 \"{$qcode}\"\n"
2683	. $code	3264	. $code
2684	. "\n}"	3265	. "\n}"
2685	;	3266	;
2686		3267
		3268	if ($CFG{safe_eval}) {
2687	sub_generation_inc;	3269	sub_generation_inc;
		3270	local @safe::cf::_safe_eval_args = values %vars;
2688	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3271	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2689	sub_generation_inc;	3272	sub_generation_inc;
		3273	} else {
		3274	local @cf::_safe_eval_args = values %vars;
		3275	@res = wantarray ? eval eval : scalar eval $eval;
		3276	}
2690		3277
2691	if ($@) {	3278	if ($@) {
2692	warn "$@";	3279	warn "$@";
2693	warn "while executing safe code '$code'\n";	3280	warn "while executing safe code '$code'\n";
2694	warn "with arguments " . (join " ", %vars) . "\n";	3281	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2713	=cut	3300	=cut
2714		3301
2715	sub register_script_function {	3302	sub register_script_function {
2716	my ($fun, $cb) = @_;	3303	my ($fun, $cb) = @_;
2717		3304
2718	no strict 'refs';	3305	$fun = "safe::$fun" if $CFG{safe_eval};
2719	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3306	*$fun = $safe_hole->wrap ($cb);
2720	}	3307	}
2721		3308
2722	=back	3309	=back
2723		3310
2724	=cut	3311	=cut
…		…
2726	#############################################################################	3313	#############################################################################
2727	# the server's init and main functions	3314	# the server's init and main functions
2728		3315
2729	sub load_facedata($) {	3316	sub load_facedata($) {
2730	my ($path) = @_;	3317	my ($path) = @_;
		3318
		3319	# HACK to clear player env face cache, we need some signal framework
		3320	# for this (global event?)
		3321	%ext::player_env::MUSIC_FACE_CACHE = ();
		3322
		3323	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2731		3324
2732	warn "loading facedata from $path\n";	3325	warn "loading facedata from $path\n";
2733		3326
2734	my $facedata;	3327	my $facedata;
2735	0 < aio_load $path, $facedata	3328	0 < aio_load $path, $facedata
…		…
2738	$facedata = Coro::Storable::thaw $facedata;	3331	$facedata = Coro::Storable::thaw $facedata;
2739		3332
2740	$facedata->{version} == 2	3333	$facedata->{version} == 2
2741	or cf::cleanup "$path: version mismatch, cannot proceed.";	3334	or cf::cleanup "$path: version mismatch, cannot proceed.";
2742		3335
		3336	# patch in the exptable
		3337	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
		3338	$facedata->{resource}{"res/exp_table"} = {
		3339	type => FT_RSRC,
		3340	data => $exp_table,
		3341	hash => (Digest::MD5::md5 $exp_table),
		3342	};
		3343	cf::cede_to_tick;
		3344
2743	{	3345	{
2744	my $faces = $facedata->{faceinfo};	3346	my $faces = $facedata->{faceinfo};
2745		3347
2746	while (my ($face, $info) = each %$faces) {	3348	while (my ($face, $info) = each %$faces) {
2747	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3349	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3350
2748	cf::face::set_visibility $idx, $info->{visibility};	3351	cf::face::set_visibility $idx, $info->{visibility};
2749	cf::face::set_magicmap $idx, $info->{magicmap};	3352	cf::face::set_magicmap $idx, $info->{magicmap};
2750	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3353	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2751	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3354	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2752		3355
2753	cf::cede_to_tick;	3356	cf::cede_to_tick;
2754	}	3357	}
2755		3358
2756	while (my ($face, $info) = each %$faces) {	3359	while (my ($face, $info) = each %$faces) {
2757	next unless $info->{smooth};	3360	next unless $info->{smooth};
		3361
2758	my $idx = cf::face::find $face	3362	my $idx = cf::face::find $face
2759	or next;	3363	or next;
		3364
2760	if (my $smooth = cf::face::find $info->{smooth}) {	3365	if (my $smooth = cf::face::find $info->{smooth}) {
2761	cf::face::set_smooth $idx, $smooth;	3366	cf::face::set_smooth $idx, $smooth;
2762	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3367	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2763	} else {	3368	} else {
2764	warn "smooth face '$info->{smooth}' not found for face '$face'";	3369	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2778		3383
2779	cf::anim::invalidate_all; # d'oh	3384	cf::anim::invalidate_all; # d'oh
2780	}	3385	}
2781		3386
2782	{	3387	{
2783	# TODO: for gcfclient pleasure, we should give resources
2784	# that gcfclient doesn't grok a >10000 face index.
2785	my $res = $facedata->{resource};	3388	my $res = $facedata->{resource};
2786	my $enc = JSON::XS->new->utf8->canonical;
2787		3389
2788	while (my ($name, $info) = each %$res) {	3390	while (my ($name, $info) = each %$res) {
2789	my $meta = $enc->encode ({	3391	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;	3392	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2796		3393
2797	if ($name =~ /\.jpg$/) {
2798	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};#d# temp hack	3394	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
2799	cf::face::set_data $idx, 1, $info->{data}, $info->{chksum};#d# temp hack	3395	cf::face::set_type $idx, $info->{type};
2800	} else {	3396	} else {
2801	my $data = pack "(w/a*)*", $meta, $info->{data};	3397	$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	}	3398	}
2807		3399
2808	cf::cede_to_tick;	3400	cf::cede_to_tick;
2809	}	3401	}
2810	}	3402	}
2811		3403
		3404	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3405
2812	1	3406	1
2813	}	3407	}
2814		3408
		3409	cf::global->attach (on_resource_update => sub {
		3410	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3411	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3412
		3413	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3414	my $sound = $soundconf->{compat}[$_]
		3415	or next;
		3416
		3417	my $face = cf::face::find "sound/$sound->[1]";
		3418	cf::sound::set $sound->[0] => $face;
		3419	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3420	}
		3421
		3422	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3423	my $face = cf::face::find "sound/$v";
		3424	cf::sound::set $k => $face;
		3425	}
		3426	}
		3427	});
		3428
		3429	register_exticmd fx_want => sub {
		3430	my ($ns, $want) = @_;
		3431
		3432	while (my ($k, $v) = each %$want) {
		3433	$ns->fx_want ($k, $v);
		3434	}
		3435	};
		3436
		3437	sub load_resource_file($) {
		3438	my $guard = lock_acquire "load_resource_file";
		3439
		3440	my $status = load_resource_file_ $_[0];
		3441	get_slot 0.1, 100;
		3442	cf::arch::commit_load;
		3443
		3444	$status
		3445	}
		3446
2815	sub reload_regions {	3447	sub reload_regions {
		3448	# HACK to clear player env face cache, we need some signal framework
		3449	# for this (global event?)
		3450	%ext::player_env::MUSIC_FACE_CACHE = ();
		3451
2816	load_resource_file "$MAPDIR/regions"	3452	load_resource_file "$MAPDIR/regions"
2817	or die "unable to load regions file\n";	3453	or die "unable to load regions file\n";
2818		3454
2819	for (cf::region::list) {	3455	for (cf::region::list) {
2820	$_->{match} = qr/$_->{match}/	3456	$_->{match} = qr/$_->{match}/
…		…
2828	}	3464	}
2829		3465
2830	sub reload_archetypes {	3466	sub reload_archetypes {
2831	load_resource_file "$DATADIR/archetypes"	3467	load_resource_file "$DATADIR/archetypes"
2832	or die "unable to load archetypes\n";	3468	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	}	3469	}
2839		3470
2840	sub reload_treasures {	3471	sub reload_treasures {
2841	load_resource_file "$DATADIR/treasures"	3472	load_resource_file "$DATADIR/treasures"
2842	or die "unable to load treasurelists\n";	3473	or die "unable to load treasurelists\n";
2843	}	3474	}
2844		3475
2845	sub reload_resources {	3476	sub reload_resources {
2846	warn "reloading resource files...\n";	3477	warn "reloading resource files...\n";
2847		3478
		3479	reload_facedata;
		3480	reload_archetypes;
2848	reload_regions;	3481	reload_regions;
2849	reload_facedata;
2850	#reload_archetypes;#d#
2851	reload_archetypes;
2852	reload_treasures;	3482	reload_treasures;
2853		3483
2854	warn "finished reloading resource files\n";	3484	warn "finished reloading resource files\n";
2855	}	3485	}
2856		3486
2857	sub init {	3487	sub reload_config {
2858	reload_resources;	3488	warn "reloading config file...\n";
2859	}
2860		3489
2861	sub cfg_load {
2862	open my $fh, "<:utf8", "$CONFDIR/config"	3490	open my $fh, "<:utf8", "$CONFDIR/config"
2863	or return;	3491	or return;
2864		3492
2865	local $/;	3493	local $/;
2866	*CFG = YAML::Syck::Load <$fh>;	3494	*CFG = YAML::XS::Load scalar <$fh>;
2867		3495
2868	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3496	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2869		3497
2870	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3498	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2871	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3499	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2875	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3503	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2876	and die "WARNING: m(un)lockall failed: $!\n";	3504	and die "WARNING: m(un)lockall failed: $!\n";
2877	};	3505	};
2878	warn $@ if $@;	3506	warn $@ if $@;
2879	}	3507	}
		3508
		3509	warn "finished reloading resource files\n";
		3510	}
		3511
		3512	sub pidfile() {
		3513	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3514	or die "$PIDFILE: $!";
		3515	flock $fh, &Fcntl::LOCK_EX
		3516	or die "$PIDFILE: flock: $!";
		3517	$fh
		3518	}
		3519
		3520	# make sure only one server instance is running at any one time
		3521	sub atomic {
		3522	my $fh = pidfile;
		3523
		3524	my $pid = <$fh>;
		3525	kill 9, $pid if $pid > 0;
		3526
		3527	seek $fh, 0, 0;
		3528	print $fh $$;
		3529	}
		3530
		3531	sub main_loop {
		3532	warn "EV::loop starting\n";
		3533	if (1) {
		3534	EV::loop;
		3535	}
		3536	warn "EV::loop returned\n";
		3537	goto &main_loop unless $REALLY_UNLOOP;
2880	}	3538	}
2881		3539
2882	sub main {	3540	sub main {
		3541	cf::init_globals; # initialise logging
		3542
		3543	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3544	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3545	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3546	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3547
		3548	cf::init_experience;
		3549	cf::init_anim;
		3550	cf::init_attackmess;
		3551	cf::init_dynamic;
		3552
		3553	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3554
2883	# we must not ever block the main coroutine	3555	# we must not ever block the main coroutine
2884	local $Coro::idle = sub {	3556	local $Coro::idle = sub {
2885	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3557	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2886	(async {	3558	(async {
2887	Event::one_event;	3559	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3560	EV::loop EV::LOOP_ONESHOT;
2888	})->prio (Coro::PRIO_MAX);	3561	})->prio (Coro::PRIO_MAX);
2889	};	3562	};
2890		3563
2891	cfg_load;	3564	evthread_start IO::AIO::poll_fileno;
		3565
		3566	cf::sync_job {
		3567	cf::load_settings;
		3568	cf::load_materials;
		3569
		3570	reload_resources;
		3571	reload_config;
2892	db_init;	3572	db_init;
		3573
		3574	cf::init_uuid;
		3575	cf::init_signals;
		3576	cf::init_skills;
		3577
		3578	cf::init_beforeplay;
		3579
		3580	atomic;
		3581
2893	load_extensions;	3582	load_extensions;
2894		3583
2895	$TICK_WATCHER->start;	3584	utime time, time, $RUNTIMEFILE;
2896	Event::loop;	3585
		3586	# no (long-running) fork's whatsoever before this point(!)
		3587	use POSIX ();
		3588	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3589
		3590	(pop @POST_INIT)->(0) while @POST_INIT;
		3591	};
		3592
		3593	main_loop;
2897	}	3594	}
2898		3595
2899	#############################################################################	3596	#############################################################################
2900	# initialisation and cleanup	3597	# initialisation and cleanup
2901		3598
2902	# install some emergency cleanup handlers	3599	# install some emergency cleanup handlers
2903	BEGIN {	3600	BEGIN {
		3601	our %SIGWATCHER = ();
2904	for my $signal (qw(INT HUP TERM)) {	3602	for my $signal (qw(INT HUP TERM)) {
2905	Event->signal (	3603	$SIGWATCHER{$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";	3604	cf::cleanup "SIG$signal";
2912	},
2913	);	3605	};
2914	}	3606	}
2915	}	3607	}
2916		3608
2917	sub write_runtime {	3609	sub write_runtime_sync {
2918	my $runtime = "$LOCALDIR/runtime";	3610	my $t0 = AE::time;
2919		3611
2920	# first touch the runtime file to show we are still running:	3612	# first touch the runtime file to show we are still running:
2921	# the fsync below can take a very very long time.	3613	# the fsync below can take a very very long time.
2922		3614
2923	IO::AIO::aio_utime $runtime, undef, undef;	3615	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2924		3616
2925	my $guard = cf::lock_acquire "write_runtime";	3617	my $guard = cf::lock_acquire "write_runtime";
2926		3618
2927	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3619	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
2928	or return;	3620	or return;
2929		3621
2930	my $value = $cf::RUNTIME + 90 + 10;	3622	my $value = $cf::RUNTIME + 90 + 10;
2931	# 10 is the runtime save interval, for a monotonic clock	3623	# 10 is the runtime save interval, for a monotonic clock
2932	# 60 allows for the watchdog to kill the server.	3624	# 60 allows for the watchdog to kill the server.
…		…
2942	aio_utime $fh, undef, undef;	3634	aio_utime $fh, undef, undef;
2943		3635
2944	close $fh	3636	close $fh
2945	or return;	3637	or return;
2946		3638
2947	aio_rename "$runtime~", $runtime	3639	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2948	and return;	3640	and return;
2949		3641
2950	warn "runtime file written.\n";	3642	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
2951		3643
2952	1	3644	1
		3645	}
		3646
		3647	our $uuid_lock;
		3648	our $uuid_skip;
		3649
		3650	sub write_uuid_sync($) {
		3651	$uuid_skip ||= $_[0];
		3652
		3653	return if $uuid_lock;
		3654	local $uuid_lock = 1;
		3655
		3656	my $uuid = "$LOCALDIR/uuid";
		3657
		3658	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3659	or return;
		3660
		3661	my $value = uuid_seq uuid_cur;
		3662
		3663	unless ($value) {
		3664	warn "cowardly refusing to write zero uuid value!\n";
		3665	return;
		3666	}
		3667
		3668	my $value = uuid_str $value + $uuid_skip;
		3669	$uuid_skip = 0;
		3670
		3671	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3672	and return;
		3673
		3674	# always fsync - this file is important
		3675	aio_fsync $fh
		3676	and return;
		3677
		3678	close $fh
		3679	or return;
		3680
		3681	aio_rename "$uuid~", $uuid
		3682	and return;
		3683
		3684	warn "uuid file written ($value).\n";
		3685
		3686	1
		3687
		3688	}
		3689
		3690	sub write_uuid($$) {
		3691	my ($skip, $sync) = @_;
		3692
		3693	$sync ? write_uuid_sync $skip
		3694	: async { write_uuid_sync $skip };
2953	}	3695	}
2954		3696
2955	sub emergency_save() {	3697	sub emergency_save() {
2956	my $freeze_guard = cf::freeze_mainloop;	3698	my $freeze_guard = cf::freeze_mainloop;
2957		3699
2958	warn "enter emergency perl save\n";	3700	warn "emergency_perl_save: enter\n";
2959		3701
2960	cf::sync_job {	3702	cf::sync_job {
		3703	# this is a trade-off: we want to be very quick here, so
		3704	# save all maps without fsync, and later call a global sync
		3705	# (which in turn might be very very slow)
		3706	local $USE_FSYNC = 0;
		3707
2961	# use a peculiar iteration method to avoid tripping on perl	3708	# use a peculiar iteration method to avoid tripping on perl
2962	# refcount bugs in for. also avoids problems with players	3709	# refcount bugs in for. also avoids problems with players
2963	# and maps saved/destroyed asynchronously.	3710	# and maps saved/destroyed asynchronously.
2964	warn "begin emergency player save\n";	3711	warn "emergency_perl_save: begin player save\n";
2965	for my $login (keys %cf::PLAYER) {	3712	for my $login (keys %cf::PLAYER) {
2966	my $pl = $cf::PLAYER{$login} or next;	3713	my $pl = $cf::PLAYER{$login} or next;
2967	$pl->valid or next;	3714	$pl->valid or next;
		3715	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2968	$pl->save;	3716	$pl->save;
2969	}	3717	}
2970	warn "end emergency player save\n";	3718	warn "emergency_perl_save: end player save\n";
2971		3719
2972	warn "begin emergency map save\n";	3720	warn "emergency_perl_save: begin map save\n";
2973	for my $path (keys %cf::MAP) {	3721	for my $path (keys %cf::MAP) {
2974	my $map = $cf::MAP{$path} or next;	3722	my $map = $cf::MAP{$path} or next;
2975	$map->valid or next;	3723	$map->valid or next;
2976	$map->save;	3724	$map->save;
2977	}	3725	}
2978	warn "end emergency map save\n";	3726	warn "emergency_perl_save: end map save\n";
2979		3727
2980	warn "begin emergency database checkpoint\n";	3728	warn "emergency_perl_save: begin database checkpoint\n";
2981	BDB::db_env_txn_checkpoint $DB_ENV;	3729	BDB::db_env_txn_checkpoint $DB_ENV;
2982	warn "end emergency database checkpoint\n";	3730	warn "emergency_perl_save: end database checkpoint\n";
		3731
		3732	warn "emergency_perl_save: begin write uuid\n";
		3733	write_uuid_sync 1;
		3734	warn "emergency_perl_save: end write uuid\n";
2983	};	3735	};
2984		3736
		3737	warn "emergency_perl_save: starting sync()\n";
		3738	IO::AIO::aio_sync sub {
		3739	warn "emergency_perl_save: finished sync()\n";
		3740	};
		3741
2985	warn "leave emergency perl save\n";	3742	warn "emergency_perl_save: leave\n";
2986	}	3743	}
2987		3744
2988	sub post_cleanup {	3745	sub post_cleanup {
2989	my ($make_core) = @_;	3746	my ($make_core) = @_;
2990		3747
2991	warn Carp::longmess "post_cleanup backtrace"	3748	warn Carp::longmess "post_cleanup backtrace"
2992	if $make_core;	3749	if $make_core;
		3750
		3751	my $fh = pidfile;
		3752	unlink $PIDFILE if <$fh> == $$;
		3753	}
		3754
		3755	# a safer delete_package, copied from Symbol
		3756	sub clear_package($) {
		3757	my $pkg = shift;
		3758
		3759	# expand to full symbol table name if needed
		3760	unless ($pkg =~ /^main::.*::$/) {
		3761	$pkg = "main$pkg" if $pkg =~ /^::/;
		3762	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3763	$pkg .= '::' unless $pkg =~ /::$/;
		3764	}
		3765
		3766	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3767	my $stem_symtab = *{$stem}{HASH};
		3768
		3769	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3770	or return;
		3771
		3772	# clear all symbols
		3773	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3774	for my $name (keys %$leaf_symtab) {
		3775	_gv_clear *{"$pkg$name"};
		3776	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3777	}
		3778	warn "cleared package $pkg\n";#d#
2993	}	3779	}
2994		3780
2995	sub do_reload_perl() {	3781	sub do_reload_perl() {
2996	# can/must only be called in main	3782	# can/must only be called in main
2997	if ($Coro::current != $Coro::main) {	3783	if ($Coro::current != $Coro::main) {
2998	warn "can only reload from main coroutine";	3784	warn "can only reload from main coroutine";
2999	return;	3785	return;
3000	}	3786	}
3001		3787
		3788	return if $RELOAD++;
		3789
		3790	my $t1 = AE::time;
		3791
		3792	while ($RELOAD) {
3002	warn "reloading...";	3793	warn "reloading...";
3003		3794
3004	warn "entering sync_job";	3795	warn "entering sync_job";
3005		3796
3006	cf::sync_job {	3797	cf::sync_job {
3007	cf::write_runtime; # external watchdog should not bark	3798	cf::write_runtime_sync; # external watchdog should not bark
3008	cf::emergency_save;	3799	cf::emergency_save;
3009	cf::write_runtime; # external watchdog should not bark	3800	cf::write_runtime_sync; # external watchdog should not bark
3010		3801
3011	warn "syncing database to disk";	3802	warn "syncing database to disk";
3012	BDB::db_env_txn_checkpoint $DB_ENV;	3803	BDB::db_env_txn_checkpoint $DB_ENV;
3013		3804
3014	# if anything goes wrong in here, we should simply crash as we already saved	3805	# if anything goes wrong in here, we should simply crash as we already saved
3015		3806
3016	warn "cancelling all WF_AUTOCANCEL watchers";
3017	for (Event::all_watchers) {
3018	$_->cancel if $_->data & WF_AUTOCANCEL;
3019	}
3020
3021	warn "flushing outstanding aio requests";	3807	warn "flushing outstanding aio requests";
3022	for (;;) {
3023	BDB::flush;
3024	IO::AIO::flush;
3025	Coro::cede;
3026	last unless IO::AIO::nreqs || BDB::nreqs;	3808	while (IO::AIO::nreqs || BDB::nreqs) {
3027	warn "iterate...";	3809	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3028	}
3029
3030	++$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	}	3810	}
3053		3811
3054	warn "... nuking $pkg";	3812	warn "cancelling all extension coros";
3055	Symbol::delete_package $pkg;	3813	$_->cancel for values %EXT_CORO;
3056	}	3814	%EXT_CORO = ();
3057		3815
3058	warn "unloading all perl modules loaded from $LIBDIR";	3816	warn "removing commands";
3059	while (my ($k, $v) = each %INC) {	3817	%COMMAND = ();
3060	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3061		3818
		3819	warn "removing ext/exti commands";
		3820	%EXTCMD = ();
		3821	%EXTICMD = ();
		3822
		3823	warn "unloading/nuking all extensions";
		3824	for my $pkg (@EXTS) {
3062	warn "... unloading $k";	3825	warn "... unloading $pkg";
3063	delete $INC{$k};
3064		3826
3065	$k =~ s/\.pm$//;
3066	$k =~ s/\//::/g;
3067
3068	if (my $cb = $k->can ("unload_module")) {	3827	if (my $cb = $pkg->can ("unload")) {
		3828	eval {
3069	$cb->();	3829	$cb->($pkg);
		3830	1
		3831	} or warn "$pkg unloaded, but with errors: $@";
		3832	}
		3833
		3834	warn "... clearing $pkg";
		3835	clear_package $pkg;
3070	}	3836	}
3071		3837
3072	Symbol::delete_package $k;	3838	warn "unloading all perl modules loaded from $LIBDIR";
		3839	while (my ($k, $v) = each %INC) {
		3840	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3841
		3842	warn "... unloading $k";
		3843	delete $INC{$k};
		3844
		3845	$k =~ s/\.pm$//;
		3846	$k =~ s/\//::/g;
		3847
		3848	if (my $cb = $k->can ("unload_module")) {
		3849	$cb->();
		3850	}
		3851
		3852	clear_package $k;
3073	}	3853	}
3074		3854
3075	warn "getting rid of safe::, as good as possible";	3855	warn "getting rid of safe::, as good as possible";
3076	Symbol::delete_package "safe::$_"	3856	clear_package "safe::$_"
3077	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3857	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3078		3858
3079	warn "unloading cf.pm \"a bit\"";	3859	warn "unloading cf.pm \"a bit\"";
3080	delete $INC{"cf.pm"};	3860	delete $INC{"cf.pm"};
3081	delete $INC{"cf/pod.pm"};	3861	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3082		3862
3083	# don't, removes xs symbols, too,	3863	# don't, removes xs symbols, too,
3084	# and global variables created in xs	3864	# and global variables created in xs
3085	#Symbol::delete_package __PACKAGE__;	3865	#clear_package __PACKAGE__;
3086		3866
3087	warn "unload completed, starting to reload now";	3867	warn "unload completed, starting to reload now";
3088		3868
3089	warn "reloading cf.pm";	3869	warn "reloading cf.pm";
3090	require cf;	3870	require cf;
3091	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3871	cf::_connect_to_perl_1;
3092		3872
3093	warn "loading config and database again";	3873	warn "loading config and database again";
3094	cf::cfg_load;	3874	cf::reload_config;
3095		3875
3096	warn "loading extensions";	3876	warn "loading extensions";
3097	cf::load_extensions;	3877	cf::load_extensions;
3098		3878
		3879	if ($REATTACH_ON_RELOAD) {
3099	warn "reattaching attachments to objects/players";	3880	warn "reattaching attachments to objects/players";
3100	_global_reattach; # objects, sockets	3881	_global_reattach; # objects, sockets
3101	warn "reattaching attachments to maps";	3882	warn "reattaching attachments to maps";
3102	reattach $_ for values %MAP;	3883	reattach $_ for values %MAP;
3103	warn "reattaching attachments to players";	3884	warn "reattaching attachments to players";
3104	reattach $_ for values %PLAYER;	3885	reattach $_ for values %PLAYER;
		3886	}
3105		3887
		3888	warn "running post_init jobs";
		3889	(pop @POST_INIT)->(1) while @POST_INIT;
		3890
3106	warn "leaving sync_job";	3891	warn "leaving sync_job";
3107		3892
3108	1	3893	1
3109	} or do {	3894	} or do {
3110	warn $@;	3895	warn $@;
3111	warn "error while reloading, exiting.";	3896	cf::cleanup "error while reloading, exiting.";
3112	exit 1;
3113	};	3897	};
3114		3898
3115	warn "reloaded";	3899	warn "reloaded";
		3900	--$RELOAD;
		3901	}
		3902
		3903	$t1 = AE::time - $t1;
		3904	warn "reload completed in ${t1}s\n";
3116	};	3905	};
3117		3906
3118	our $RELOAD_WATCHER; # used only during reload	3907	our $RELOAD_WATCHER; # used only during reload
3119		3908
3120	sub reload_perl() {	3909	sub reload_perl() {
3121	# doing reload synchronously and two reloads happen back-to-back,	3910	# doing reload synchronously and two reloads happen back-to-back,
3122	# coro crashes during coro_state_free->destroy here.	3911	# coro crashes during coro_state_free->destroy here.
3123		3912
3124	$RELOAD_WATCHER ||= Event->timer (	3913	$RELOAD_WATCHER ||= cf::async {
3125	reentrant => 0,	3914	Coro::AIO::aio_wait cache_extensions;
3126	after => 0,	3915
3127	data => WF_AUTOCANCEL,	3916	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3128	cb => sub {
3129	do_reload_perl;	3917	do_reload_perl;
3130	undef $RELOAD_WATCHER;	3918	undef $RELOAD_WATCHER;
3131	},	3919	};
3132	);	3920	};
3133	}	3921	}
3134		3922
3135	register_command "reload" => sub {	3923	register_command "reload" => sub {
3136	my ($who, $arg) = @_;	3924	my ($who, $arg) = @_;
3137		3925
3138	if ($who->flag (FLAG_WIZ)) {	3926	if ($who->flag (FLAG_WIZ)) {
3139	$who->message ("reloading server.");	3927	$who->message ("reloading server.");
		3928	async {
		3929	$Coro::current->{desc} = "perl_reload";
3140	async { reload_perl };	3930	reload_perl;
		3931	};
3141	}	3932	}
3142	};	3933	};
3143		3934
3144	unshift @INC, $LIBDIR;	3935	unshift @INC, $LIBDIR;
3145		3936
…		…
3147		3938
3148	our @WAIT_FOR_TICK;	3939	our @WAIT_FOR_TICK;
3149	our @WAIT_FOR_TICK_BEGIN;	3940	our @WAIT_FOR_TICK_BEGIN;
3150		3941
3151	sub wait_for_tick {	3942	sub wait_for_tick {
3152	return unless $TICK_WATCHER->is_active;
3153	return if $Coro::current == $Coro::main;	3943	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3154		3944
3155	my $signal = new Coro::Signal;	3945	my $signal = new Coro::Signal;
3156	push @WAIT_FOR_TICK, $signal;	3946	push @WAIT_FOR_TICK, $signal;
3157	$signal->wait;	3947	$signal->wait;
3158	}	3948	}
3159		3949
3160	sub wait_for_tick_begin {	3950	sub wait_for_tick_begin {
3161	return unless $TICK_WATCHER->is_active;
3162	return if $Coro::current == $Coro::main;	3951	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3163		3952
3164	my $signal = new Coro::Signal;	3953	my $signal = new Coro::Signal;
3165	push @WAIT_FOR_TICK_BEGIN, $signal;	3954	push @WAIT_FOR_TICK_BEGIN, $signal;
3166	$signal->wait;	3955	$signal->wait;
3167	}	3956	}
3168		3957
3169	my $min = 1e6;#d#	3958	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 != $Coro::main) {	3959	if ($Coro::current != $Coro::main) {
3179	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3960	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3180	unless ++$bug_warning > 10;	3961	unless ++$bug_warning > 10;
3181	return;	3962	return;
3182	}	3963	}
3183		3964
3184	$NOW = $tick_start = Event::time;
3185
3186	cf::server_tick; # one server iteration	3965	cf::server_tick; # one server iteration
3187		3966
3188	0 && sync_job {#d#	3967	#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		3968
3194	$map->width (50);	3969	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3195	$map->height (50);	3970	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3196	$map->alloc;	3971	Coro::async_pool {
3197	$map->_load_objects ("/tmp/x.map", 1);	3972	$Coro::current->{desc} = "runtime saver";
3198	my $t = Event::time - $t;	3973	write_runtime_sync
3199		3974	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	};	3975	};
		3976	}
3210		3977
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) {	3978	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3226	$sig->send;	3979	$sig->send;
3227	}	3980	}
3228	while (my $sig = shift @WAIT_FOR_TICK) {	3981	while (my $sig = shift @WAIT_FOR_TICK) {
3229	$sig->send;	3982	$sig->send;
3230	}	3983	}
3231		3984
3232	$NOW = Event::time;	3985	$LOAD = ($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;	3986	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3242		3987
3243	_post_tick;	3988	if (0) {
3244		3989	if ($NEXT_TICK) {
3245		3990	my $jitter = $TICK_START - $NEXT_TICK;
		3991	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3992	warn "jitter $JITTER\n";#d#
		3993	}
3246	},	3994	}
3247	);	3995	}
3248		3996
3249	{	3997	{
3250	BDB::max_poll_time $TICK * 0.1;	3998	# configure BDB
3251	$BDB_POLL_WATCHER = Event->io (	3999
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;	4000	BDB::min_parallel 16;
3260		4001	BDB::max_poll_reqs $TICK * 0.1;
3261	BDB::set_sync_prepare {	4002	$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	$! = $status;
3272	},
3273	)
3274	};
3275		4003
3276	unless ($DB_ENV) {	4004	unless ($DB_ENV) {
3277	$DB_ENV = BDB::db_env_create;	4005	$DB_ENV = BDB::db_env_create;
		4006	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4007	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4008	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4009	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4010	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3278		4011
3279	cf::sync_job {	4012	cf::sync_job {
3280	eval {	4013	eval {
3281	BDB::db_env_open	4014	BDB::db_env_open
3282	$DB_ENV,	4015	$DB_ENV,
…		…
3284	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4017	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3285	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4018	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3286	0666;	4019	0666;
3287		4020
3288	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4021	cf::cleanup "db_env_open($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	};	4022	};
3293		4023
3294	cf::cleanup "db_env_open(db): $@" if $@;	4024	cf::cleanup "db_env_open(db): $@" if $@;
3295	};	4025	};
3296	}	4026	}
		4027
		4028	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4029	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4030	};
		4031	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4032	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4033	};
		4034	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4035	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4036	};
3297	}	4037	}
3298		4038
3299	{	4039	{
		4040	# configure IO::AIO
		4041
3300	IO::AIO::min_parallel 8;	4042	IO::AIO::min_parallel 8;
3301
3302	undef $Coro::AIO::WATCHER;
3303	IO::AIO::max_poll_time $TICK * 0.1;	4043	IO::AIO::max_poll_time $TICK * 0.1;
3304	$AIO_POLL_WATCHER = Event->io (	4044	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	}	4045	}
3313		4046
3314	my $_log_backtrace;	4047	my $_log_backtrace;
3315		4048
3316	sub _log_backtrace {	4049	sub _log_backtrace {
…		…
3319	$msg =~ s/\n//;	4052	$msg =~ s/\n//;
3320		4053
3321	# limit the # of concurrent backtraces	4054	# limit the # of concurrent backtraces
3322	if ($_log_backtrace < 2) {	4055	if ($_log_backtrace < 2) {
3323	++$_log_backtrace;	4056	++$_log_backtrace;
		4057	my $perl_bt = Carp::longmess $msg;
3324	async {	4058	async {
		4059	$Coro::current->{desc} = "abt $msg";
		4060
3325	my @bt = fork_call {	4061	my @bt = fork_call {
3326	@addr = map { sprintf "%x", $_ } @addr;	4062	@addr = map { sprintf "%x", $_ } @addr;
3327	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4063	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3328	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4064	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3329	or die "addr2line: $!";	4065	or die "addr2line: $!";
…		…
3337	}	4073	}
3338		4074
3339	@funcs	4075	@funcs
3340	};	4076	};
3341		4077
3342	LOG llevInfo, "[ABT] $msg\n";	4078	LOG llevInfo, "[ABT] $perl_bt\n";
		4079	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3343	LOG llevInfo, "[ABT] $_\n" for @bt;	4080	LOG llevInfo, "[ABT] $_\n" for @bt;
3344	--$_log_backtrace;	4081	--$_log_backtrace;
3345	};	4082	};
3346	} else {	4083	} else {
3347	LOG llevInfo, "[ABT] $msg\n";	4084	LOG llevInfo, "[ABT] $msg\n";
3348	LOG llevInfo, "[ABT] [suppressed]\n";	4085	LOG llevInfo, "[ABT] [suppressed]\n";
3349	}	4086	}
3350	}	4087	}
3351		4088
3352	# load additional modules	4089	# load additional modules
3353	use cf::pod;	4090	require "cf/$_.pm" for @EXTRA_MODULES;
		4091	cf::_connect_to_perl_2;
3354		4092
3355	END { cf::emergency_save }	4093	END { cf::emergency_save }
3356		4094
3357	1	4095	1
3358		4096

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