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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.310 by elmex, Mon Jul 16 15:43:49 2007 UTC vs.
Revision 1.521 by root, Fri Apr 16 23:28:42 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
1186	warn "mandatory extension failed to load, exiting.\n";	1442	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1187	exit 1;	1443	delete $todo{$k};
1188	}	1444	} else {
1189		1445	$done{$k} = delete $todo{$k};
1190	warn $msg;	1446	push @EXTS, $v->{pkg};
		1447	$progress = 1;
		1448
		1449	warn "$v->{base}: extension inactive.\n"
		1450	unless $active;
1191	}	1451	}
1192
1193	$done{$k} = delete $todo{$k};
1194	push @EXTS, $v->{pkg};
1195	$progress = 1;
1196	}	1452	}
1197		1453
1198	skip:	1454	unless ($progress) {
1199	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1455	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1200	unless $progress;	1456
		1457	while (my ($k, $v) = each %todo) {
		1458	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1459	if exists $v->{meta}{mandatory};
		1460	}
		1461	}
1201	}	1462	}
1202	};	1463	};
1203	}	1464	}
1204		1465
1205	#############################################################################	1466	#############################################################################
1206		1467
1207	=back	1468	=back
1208		1469
1209	=head2 CORE EXTENSIONS	1470	=head2 CORE EXTENSIONS
1210		1471
1211	Functions and methods that extend core crossfire objects.	1472	Functions and methods that extend core deliantra objects.
1212		1473
1213	=cut	1474	=cut
1214		1475
1215	package cf::player;	1476	package cf::player;
1216		1477
1217	use Coro::AIO;	1478	use Coro::AIO;
1218		1479
1219	=head3 cf::player	1480	=head3 cf::player
1220		1481
1221	=over 4	1482	=over 4
		1483
		1484	=item cf::player::num_playing
		1485
		1486	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1487
		1488	=cut
		1489
		1490	sub num_playing {
		1491	scalar grep
		1492	$_->ob->map
		1493	&& !$_->hidden
		1494	&& !$_->ob->flag (cf::FLAG_WIZ),
		1495	cf::player::list
		1496	}
1222		1497
1223	=item cf::player::find $login	1498	=item cf::player::find $login
1224		1499
1225	Returns the given player object, loading it if necessary (might block).	1500	Returns the given player object, loading it if necessary (might block).
1226		1501
…		…
1245		1520
1246	sub exists($) {	1521	sub exists($) {
1247	my ($login) = @_;	1522	my ($login) = @_;
1248		1523
1249	$cf::PLAYER{$login}	1524	$cf::PLAYER{$login}
1250	or cf::sync_job { !aio_stat path $login }	1525	or !aio_stat path $login
1251	}	1526	}
1252		1527
1253	sub find($) {	1528	sub find($) {
1254	return $cf::PLAYER{$_[0]} || do {	1529	return $cf::PLAYER{$_[0]} || do {
1255	my $login = $_[0];	1530	my $login = $_[0];
…		…
1262	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1537	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1263	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1538	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1264	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1539	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1265	aio_unlink +(playerdir $login) . "/$login.pl";	1540	aio_unlink +(playerdir $login) . "/$login.pl";
1266		1541
1267	my $pl = load_pl path $login	1542	my $f = new_from_file cf::object::thawer path $login
1268	or return;	1543	or return;
		1544
		1545	my $pl = cf::player::load_pl $f
		1546	or return;
		1547
		1548	local $cf::PLAYER_LOADING{$login} = $pl;
		1549	$f->resolve_delayed_derefs;
1269	$cf::PLAYER{$login} = $pl	1550	$cf::PLAYER{$login} = $pl
1270	}	1551	}
1271	}	1552	}
1272	}	1553	}
		1554
		1555	cf::player->attach (
		1556	on_load => sub {
		1557	my ($pl, $path) = @_;
		1558
		1559	# restore slots saved in save, below
		1560	my $slots = delete $pl->{_slots};
		1561
		1562	$pl->ob->current_weapon ($slots->[0]);
		1563	$pl->combat_ob ($slots->[1]);
		1564	$pl->ranged_ob ($slots->[2]);
		1565	},
		1566	);
1273		1567
1274	sub save($) {	1568	sub save($) {
1275	my ($pl) = @_;	1569	my ($pl) = @_;
1276		1570
1277	return if $pl->{deny_save};	1571	return if $pl->{deny_save};
…		…
1282	return if $pl->{deny_save};	1576	return if $pl->{deny_save};
1283		1577
1284	aio_mkdir playerdir $pl, 0770;	1578	aio_mkdir playerdir $pl, 0770;
1285	$pl->{last_save} = $cf::RUNTIME;	1579	$pl->{last_save} = $cf::RUNTIME;
1286		1580
		1581	cf::get_slot 0.01;
		1582
		1583	# save slots, to be restored later
		1584	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
		1585
1287	$pl->save_pl ($path);	1586	$pl->save_pl ($path);
1288	Coro::cede;	1587	cf::cede_to_tick;
1289	}	1588	}
1290		1589
1291	sub new($) {	1590	sub new($) {
1292	my ($login) = @_;	1591	my ($login) = @_;
1293		1592
…		…
1299	$cf::PLAYER{$login} = $self;	1598	$cf::PLAYER{$login} = $self;
1300		1599
1301	$self	1600	$self
1302	}	1601	}
1303		1602
		1603	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1604
		1605	=cut
		1606
		1607	sub send_msg {
		1608	my $ns = shift->ns
		1609	or return;
		1610	$ns->send_msg (@_);
		1611	}
		1612
1304	=item $pl->quit_character	1613	=item $pl->quit_character
1305		1614
1306	Nukes the player without looking back. If logged in, the connection will	1615	Nukes the player without looking back. If logged in, the connection will
1307	be destroyed. May block for a long time.	1616	be destroyed. May block for a long time.
1308		1617
…		…
1312	my ($pl) = @_;	1621	my ($pl) = @_;
1313		1622
1314	my $name = $pl->ob->name;	1623	my $name = $pl->ob->name;
1315		1624
1316	$pl->{deny_save} = 1;	1625	$pl->{deny_save} = 1;
1317	$pl->password ("*"); # this should lock out the player until we nuked the dir	1626	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1318		1627
1319	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1628	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1320	$pl->deactivate;	1629	$pl->deactivate;
		1630	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1631	$pl->ob->check_score;
1321	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1632	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1322	$pl->ns->destroy if $pl->ns;	1633	$pl->ns->destroy if $pl->ns;
1323		1634
1324	my $path = playerdir $pl;	1635	my $path = playerdir $pl;
1325	my $temp = "$path~$cf::RUNTIME~deleting~";	1636	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1361	or return [];	1672	or return [];
1362		1673
1363	my @logins;	1674	my @logins;
1364		1675
1365	for my $login (@$dirs) {	1676	for my $login (@$dirs) {
		1677	my $path = path $login;
		1678
		1679	# a .pst is a dead give-away for a valid player
		1680	# if no pst file found, open and chekc for blocked users
		1681	if (aio_stat "$path.pst") {
1366	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1682	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1367	aio_read $fh, 0, 512, my $buf, 0 or next;	1683	aio_read $fh, 0, 512, my $buf, 0 or next;
1368	$buf !~ /^password -------------$/m or next; # official not-valid tag	1684	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1685	}
1369		1686
1370	utf8::decode $login;	1687	utf8::decode $login;
1371	push @logins, $login;	1688	push @logins, $login;
1372	}	1689	}
1373		1690
…		…
1400	}	1717	}
1401		1718
1402	\@paths	1719	\@paths
1403	}	1720	}
1404		1721
1405	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1722	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1406		1723
1407	Expand crossfire pod fragments into protocol xml.	1724	Expand deliantra pod fragments into protocol xml.
1408		1725
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)	1726	=item $player->ext_reply ($msgid, @msg)
1456		1727
1457	Sends an ext reply to the player.	1728	Sends an ext reply to the player.
1458		1729
1459	=cut	1730	=cut
1460		1731
1461	sub ext_reply($$%) {	1732	sub ext_reply($$@) {
1462	my ($self, $id, %msg) = @_;	1733	my ($self, $id, @msg) = @_;
1463		1734
1464	$msg{msgid} = $id;	1735	$self->ns->ext_reply ($id, @msg)
1465	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1466	}	1736	}
1467		1737
1468	=item $player->ext_event ($type, %msg)	1738	=item $player->ext_msg ($type, @msg)
1469		1739
1470	Sends an ext event to the client.	1740	Sends an ext event to the client.
1471		1741
1472	=cut	1742	=cut
1473		1743
1474	sub ext_event($$%) {	1744	sub ext_msg($$@) {
1475	my ($self, $type, %msg) = @_;	1745	my ($self, $type, @msg) = @_;
1476		1746
1477	$self->ns->ext_event ($type, %msg);	1747	$self->ns->ext_msg ($type, @msg);
1478	}	1748	}
1479		1749
1480	=head3 cf::region	1750	=head3 cf::region
1481		1751
1482	=over 4	1752	=over 4
…		…
1526	our $MAX_RESET = 3600;	1796	our $MAX_RESET = 3600;
1527	our $DEFAULT_RESET = 3000;	1797	our $DEFAULT_RESET = 3000;
1528		1798
1529	sub generate_random_map {	1799	sub generate_random_map {
1530	my ($self, $rmp) = @_;	1800	my ($self, $rmp) = @_;
		1801
		1802	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1803
1531	# mit "rum" bekleckern, nicht	1804	# mit "rum" bekleckern, nicht
1532	$self->_create_random_map (	1805	$self->_create_random_map (
1533	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1806	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1534	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1807	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1535	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1808	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1536	$rmp->{exit_on_final_map},	1809	$rmp->{exit_on_final_map},
1537	$rmp->{xsize}, $rmp->{ysize},	1810	$rmp->{xsize}, $rmp->{ysize},
1538	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1811	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1539	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1812	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1657		1930
1658	# the temporary/swap location	1931	# the temporary/swap location
1659	sub save_path {	1932	sub save_path {
1660	my ($self) = @_;	1933	my ($self) = @_;
1661		1934
1662	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1935	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1663	"$TMPDIR/$path.map"	1936	"$TMPDIR/$path.map"
1664	}	1937	}
1665		1938
1666	# the unique path, undef == no special unique path	1939	# the unique path, undef == no special unique path
1667	sub uniq_path {	1940	sub uniq_path {
1668	my ($self) = @_;	1941	my ($self) = @_;
1669		1942
1670	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1943	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1671	"$UNIQUEDIR/$path"	1944	"$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	}	1945	}
1682		1946
1683	sub decay_objects {	1947	sub decay_objects {
1684	my ($self) = @_;	1948	my ($self) = @_;
1685		1949
…		…
1698		1962
1699	sub load_header_from($) {	1963	sub load_header_from($) {
1700	my ($self, $path) = @_;	1964	my ($self, $path) = @_;
1701		1965
1702	utf8::encode $path;	1966	utf8::encode $path;
1703	#aio_open $path, O_RDONLY, 0	1967	my $f = new_from_file cf::object::thawer $path
1704	# or return;
1705
1706	$self->_load_header ($path)
1707	or return;	1968	or return;
		1969
		1970	$self->_load_header ($f)
		1971	or return;
		1972
		1973	local $MAP_LOADING{$self->{path}} = $self;
		1974	$f->resolve_delayed_derefs;
1708		1975
1709	$self->{load_path} = $path;	1976	$self->{load_path} = $path;
1710		1977
1711	1	1978	1
1712	}	1979	}
…		…
1766	sub find {	2033	sub find {
1767	my ($path, $origin) = @_;	2034	my ($path, $origin) = @_;
1768		2035
1769	$path = normalise $path, $origin && $origin->path;	2036	$path = normalise $path, $origin && $origin->path;
1770		2037
		2038	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1771	cf::lock_wait "map_find:$path";	2039	my $guard2 = cf::lock_acquire "map_find:$path";
1772		2040
1773	$cf::MAP{$path} || do {	2041	$cf::MAP{$path} || do {
1774	my $guard = cf::lock_acquire "map_find:$path";
1775	my $map = new_from_path cf::map $path	2042	my $map = new_from_path cf::map $path
1776	or return;	2043	or return;
1777		2044
1778	$map->{last_save} = $cf::RUNTIME;	2045	$map->{last_save} = $cf::RUNTIME;
1779		2046
…		…
1781	or return;	2048	or return;
1782		2049
1783	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2050	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1784	# doing this can freeze the server in a sync job, obviously	2051	# doing this can freeze the server in a sync job, obviously
1785	#$cf::WAIT_FOR_TICK->wait;	2052	#$cf::WAIT_FOR_TICK->wait;
		2053	undef $guard2;
		2054	undef $guard1;
1786	$map->reset;	2055	$map->reset;
1787	undef $guard;
1788	return find $path;	2056	return find $path;
1789	}	2057	}
1790		2058
1791	$cf::MAP{$path} = $map	2059	$cf::MAP{$path} = $map
1792	}	2060	}
1793	}	2061	}
1794		2062
1795	sub pre_load { }	2063	sub pre_load { }
1796	sub post_load { }	2064	#sub post_load { } # XS
1797		2065
1798	sub load {	2066	sub load {
1799	my ($self) = @_;	2067	my ($self) = @_;
1800		2068
1801	local $self->{deny_reset} = 1; # loading can take a long time	2069	local $self->{deny_reset} = 1; # loading can take a long time
1802		2070
1803	my $path = $self->{path};	2071	my $path = $self->{path};
1804		2072
1805	{	2073	{
1806	my $guard = cf::lock_acquire "map_load:$path";	2074	my $guard = cf::lock_acquire "map_data:$path";
1807		2075
		2076	return unless $self->valid;
1808	return if $self->in_memory != cf::MAP_SWAPPED;	2077	return unless $self->in_memory == cf::MAP_SWAPPED;
1809		2078
1810	$self->in_memory (cf::MAP_LOADING);	2079	$self->in_memory (cf::MAP_LOADING);
1811		2080
1812	$self->alloc;	2081	$self->alloc;
1813		2082
1814	$self->pre_load;	2083	$self->pre_load;
1815	Coro::cede;	2084	cf::cede_to_tick;
1816		2085
		2086	my $f = new_from_file cf::object::thawer $self->{load_path};
		2087	$f->skip_block;
1817	$self->_load_objects ($self->{load_path}, 1)	2088	$self->_load_objects ($f)
1818	or return;	2089	or return;
1819		2090
1820	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2091	$self->post_load_original
1821	if delete $self->{load_original};	2092	if delete $self->{load_original};
1822		2093
1823	if (my $uniq = $self->uniq_path) {	2094	if (my $uniq = $self->uniq_path) {
1824	utf8::encode $uniq;	2095	utf8::encode $uniq;
1825	if (aio_open $uniq, O_RDONLY, 0) {	2096	unless (aio_stat $uniq) {
		2097	if (my $f = new_from_file cf::object::thawer $uniq) {
1826	$self->clear_unique_items;	2098	$self->clear_unique_items;
1827	$self->_load_objects ($uniq, 0);	2099	$self->_load_objects ($f);
		2100	$f->resolve_delayed_derefs;
		2101	}
1828	}	2102	}
1829	}	2103	}
1830		2104
1831	Coro::cede;	2105	$f->resolve_delayed_derefs;
		2106
		2107	cf::cede_to_tick;
1832	# now do the right thing for maps	2108	# now do the right thing for maps
1833	$self->link_multipart_objects;	2109	$self->link_multipart_objects;
1834	$self->difficulty ($self->estimate_difficulty)	2110	$self->difficulty ($self->estimate_difficulty)
1835	unless $self->difficulty;	2111	unless $self->difficulty;
1836	Coro::cede;	2112	cf::cede_to_tick;
1837		2113
1838	unless ($self->{deny_activate}) {	2114	unless ($self->{deny_activate}) {
1839	$self->decay_objects;	2115	$self->decay_objects;
1840	$self->fix_auto_apply;	2116	$self->fix_auto_apply;
1841	$self->update_buttons;	2117	$self->update_buttons;
1842	Coro::cede;	2118	cf::cede_to_tick;
1843	$self->set_darkness_map;
1844	Coro::cede;
1845	$self->activate;	2119	$self->activate;
1846	}	2120	}
1847		2121
		2122	$self->{last_save} = $cf::RUNTIME;
		2123	$self->last_access ($cf::RUNTIME);
		2124
1848	$self->in_memory (cf::MAP_IN_MEMORY);	2125	$self->in_memory (cf::MAP_ACTIVE);
1849	}	2126	}
1850		2127
1851	$self->post_load;	2128	$self->post_load;
1852	}	2129	}
1853		2130
		2131	# customize the map for a given player, i.e.
		2132	# return the _real_ map. used by e.g. per-player
		2133	# maps to change the path to ~playername/mappath
1854	sub customise_for {	2134	sub customise_for {
1855	my ($self, $ob) = @_;	2135	my ($self, $ob) = @_;
1856		2136
1857	return find "~" . $ob->name . "/" . $self->{path}	2137	return find "~" . $ob->name . "/" . $self->{path}
1858	if $self->per_player;	2138	if $self->per_player;
…		…
1862		2142
1863	$self	2143	$self
1864	}	2144	}
1865		2145
1866	# find and load all maps in the 3x3 area around a map	2146	# find and load all maps in the 3x3 area around a map
1867	sub load_diag {	2147	sub load_neighbours {
1868	my ($map) = @_;	2148	my ($map) = @_;
1869		2149
1870	my @diag; # diagonal neighbours	2150	my @neigh; # diagonal neighbours
1871		2151
1872	for (0 .. 3) {	2152	for (0 .. 3) {
1873	my $neigh = $map->tile_path ($_)	2153	my $neigh = $map->tile_path ($_)
1874	or next;	2154	or next;
1875	$neigh = find $neigh, $map	2155	$neigh = find $neigh, $map
1876	or next;	2156	or next;
1877	$neigh->load;	2157	$neigh->load;
1878		2158
		2159	push @neigh,
1879	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2160	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1880	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2161	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1881	}	2162	}
1882		2163
1883	for (@diag) {	2164	for (grep defined $_->[0], @neigh) {
		2165	my ($path, $origin) = @$_;
1884	my $neigh = find @$_	2166	my $neigh = find $path, $origin
1885	or next;	2167	or next;
1886	$neigh->load;	2168	$neigh->load;
1887	}	2169	}
1888	}	2170	}
1889		2171
…		…
1894	}	2176	}
1895		2177
1896	sub do_load_sync {	2178	sub do_load_sync {
1897	my ($map) = @_;	2179	my ($map) = @_;
1898		2180
		2181	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2182	if $Coro::current == $Coro::main;
		2183
1899	cf::sync_job { $map->load };	2184	cf::sync_job { $map->load };
1900	}	2185	}
1901		2186
1902	our %MAP_PREFETCH;	2187	our %MAP_PREFETCH;
1903	our $MAP_PREFETCHER = undef;	2188	our $MAP_PREFETCHER = undef;
1904		2189
1905	sub find_async {	2190	sub find_async {
1906	my ($path, $origin) = @_;	2191	my ($path, $origin, $load) = @_;
1907		2192
1908	$path = normalise $path, $origin && $origin->{path};	2193	$path = normalise $path, $origin && $origin->{path};
1909		2194
1910	if (my $map = $cf::MAP{$path}) {	2195	if (my $map = $cf::MAP{$path}) {
1911	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2196	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1912	}	2197	}
1913		2198
1914	undef $MAP_PREFETCH{$path};	2199	$MAP_PREFETCH{$path} |= $load;
		2200
1915	$MAP_PREFETCHER ||= cf::async {	2201	$MAP_PREFETCHER ||= cf::async {
		2202	$Coro::current->{desc} = "map prefetcher";
		2203
1916	while (%MAP_PREFETCH) {	2204	while (%MAP_PREFETCH) {
1917	for my $path (keys %MAP_PREFETCH) {	2205	while (my ($k, $v) = each %MAP_PREFETCH) {
1918	if (my $map = find $path) {	2206	if (my $map = find $k) {
1919	$map->load;	2207	$map->load if $v;
1920	}	2208	}
1921		2209
1922	delete $MAP_PREFETCH{$path};	2210	delete $MAP_PREFETCH{$k};
1923	}	2211	}
1924	}	2212	}
1925	undef $MAP_PREFETCHER;	2213	undef $MAP_PREFETCHER;
1926	};	2214	};
1927	$MAP_PREFETCHER->prio (6);	2215	$MAP_PREFETCHER->prio (6);
1928		2216
1929	()	2217	()
1930	}	2218	}
1931		2219
		2220	# common code, used by both ->save and ->swapout
1932	sub save {	2221	sub _save {
1933	my ($self) = @_;	2222	my ($self) = @_;
1934
1935	my $lock = cf::lock_acquire "map_data:" . $self->path;
1936		2223
1937	$self->{last_save} = $cf::RUNTIME;	2224	$self->{last_save} = $cf::RUNTIME;
1938		2225
1939	return unless $self->dirty;	2226	return unless $self->dirty;
1940		2227
…		…
1946	return if $self->{deny_save};	2233	return if $self->{deny_save};
1947		2234
1948	local $self->{last_access} = $self->last_access;#d#	2235	local $self->{last_access} = $self->last_access;#d#
1949		2236
1950	cf::async {	2237	cf::async {
		2238	$Coro::current->{desc} = "map player save";
1951	$_->contr->save for $self->players;	2239	$_->contr->save for $self->players;
1952	};	2240	};
		2241
		2242	cf::get_slot 0.02;
1953		2243
1954	if ($uniq) {	2244	if ($uniq) {
1955	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2245	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1956	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2246	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1957	} else {	2247	} else {
1958	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2248	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1959	}	2249	}
1960	}	2250	}
1961		2251
		2252	sub save {
		2253	my ($self) = @_;
		2254
		2255	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2256
		2257	$self->_save;
		2258	}
		2259
1962	sub swap_out {	2260	sub swap_out {
1963	my ($self) = @_;	2261	my ($self) = @_;
1964		2262
1965	# save first because save cedes
1966	$self->save;
1967
1968	my $lock = cf::lock_acquire "map_data:" . $self->path;	2263	my $lock = cf::lock_acquire "map_data:$self->{path}";
1969		2264
		2265	return if $self->in_memory != cf::MAP_ACTIVE;
		2266	return if $self->{deny_save};
1970	return if $self->players;	2267	return if $self->players;
1971	return if $self->in_memory != cf::MAP_IN_MEMORY;
1972	return if $self->{deny_save};
1973		2268
		2269	# first deactivate the map and "unlink" it from the core
		2270	$self->deactivate;
		2271	$_->clear_links_to ($self) for values %cf::MAP;
		2272	$self->in_memory (cf::MAP_SWAPPED);
		2273
		2274	# then atomically save
		2275	$self->_save;
		2276
		2277	# then free the map
1974	$self->clear;	2278	$self->clear;
1975	$self->in_memory (cf::MAP_SWAPPED);
1976	}	2279	}
1977		2280
1978	sub reset_at {	2281	sub reset_at {
1979	my ($self) = @_;	2282	my ($self) = @_;
1980		2283
…		…
1998		2301
1999	my $lock = cf::lock_acquire "map_data:$self->{path}";	2302	my $lock = cf::lock_acquire "map_data:$self->{path}";
2000		2303
2001	return if $self->players;	2304	return if $self->players;
2002		2305
2003	warn "resetting map ", $self->path;	2306	warn "resetting map ", $self->path, "\n";
2004		2307
2005	$self->in_memory (cf::MAP_SWAPPED);	2308	$self->in_memory (cf::MAP_SWAPPED);
2006		2309
2007	# need to save uniques path	2310	# need to save uniques path
2008	unless ($self->{deny_save}) {	2311	unless ($self->{deny_save}) {
…		…
2012	if $uniq;	2315	if $uniq;
2013	}	2316	}
2014		2317
2015	delete $cf::MAP{$self->path};	2318	delete $cf::MAP{$self->path};
2016		2319
		2320	$self->deactivate;
		2321	$_->clear_links_to ($self) for values %cf::MAP;
2017	$self->clear;	2322	$self->clear;
2018
2019	$_->clear_links_to ($self) for values %cf::MAP;
2020		2323
2021	$self->unlink_save;	2324	$self->unlink_save;
2022	$self->destroy;	2325	$self->destroy;
2023	}	2326	}
2024		2327
2025	my $nuke_counter = "aaaa";	2328	my $nuke_counter = "aaaa";
2026		2329
2027	sub nuke {	2330	sub nuke {
2028	my ($self) = @_;	2331	my ($self) = @_;
2029		2332
		2333	{
		2334	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2335
2030	delete $cf::MAP{$self->path};	2336	delete $cf::MAP{$self->path};
2031		2337
2032	$self->unlink_save;	2338	$self->unlink_save;
2033		2339
2034	bless $self, "cf::map";	2340	bless $self, "cf::map";
2035	delete $self->{deny_reset};	2341	delete $self->{deny_reset};
2036	$self->{deny_save} = 1;	2342	$self->{deny_save} = 1;
2037	$self->reset_timeout (1);	2343	$self->reset_timeout (1);
2038	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2344	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2039		2345
2040	$cf::MAP{$self->path} = $self;	2346	$cf::MAP{$self->path} = $self;
		2347	}
2041		2348
2042	$self->reset; # polite request, might not happen	2349	$self->reset; # polite request, might not happen
2043	}	2350	}
2044		2351
2045	=item $maps = cf::map::tmp_maps	2352	=item $maps = cf::map::tmp_maps
…		…
2087		2394
2088	sub unique_maps() {	2395	sub unique_maps() {
2089	[	2396	[
2090	map {	2397	map {
2091	utf8::decode $_;	2398	utf8::decode $_;
2092	/\.map$/	2399	s/\.map$//; # TODO future compatibility hack
		2400	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2401	? ()
2093	? normalise $_	2402	: normalise $_
2094	: ()
2095	} @{ aio_readdir $UNIQUEDIR or [] }	2403	} @{ aio_readdir $UNIQUEDIR or [] }
2096	]	2404	]
2097	}	2405	}
2098		2406
2099	package cf;	2407	=item cf::map::static_maps
		2408
		2409	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2410	file in the shared directory excluding F</styles> and F</editor>). May
		2411	block.
		2412
		2413	=cut
		2414
		2415	sub static_maps() {
		2416	my @dirs = "";
		2417	my @maps;
		2418
		2419	while (@dirs) {
		2420	my $dir = shift @dirs;
		2421
		2422	next if $dir eq "/styles" || $dir eq "/editor";
		2423
		2424	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2425	or return;
		2426
		2427	for (@$files) {
		2428	s/\.map$// or next;
		2429	utf8::decode $_;
		2430	push @maps, "$dir/$_";
		2431	}
		2432
		2433	push @dirs, map "$dir/$_", @$dirs;
		2434	}
		2435
		2436	\@maps
		2437	}
2100		2438
2101	=back	2439	=back
2102		2440
2103	=head3 cf::object	2441	=head3 cf::object
2104		2442
…		…
2108		2446
2109	=over 4	2447	=over 4
2110		2448
2111	=item $ob->inv_recursive	2449	=item $ob->inv_recursive
2112		2450
2113	Returns the inventory of the object _and_ their inventories, recursively.	2451	Returns the inventory of the object I<and> their inventories, recursively,
		2452	but I<not> the object itself.
2114		2453
2115	=cut	2454	=cut
2116		2455
2117	sub inv_recursive_;	2456	sub inv_recursive_;
2118	sub inv_recursive_ {	2457	sub inv_recursive_ {
…		…
2121		2460
2122	sub inv_recursive {	2461	sub inv_recursive {
2123	inv_recursive_ inv $_[0]	2462	inv_recursive_ inv $_[0]
2124	}	2463	}
2125		2464
		2465	=item $ref = $ob->ref
		2466
		2467	Creates and returns a persistent reference to an object that can be stored as a string.
		2468
		2469	=item $ob = cf::object::deref ($refstring)
		2470
		2471	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2472	even if the object actually exists. May block.
		2473
		2474	=cut
		2475
		2476	sub deref {
		2477	my ($ref) = @_;
		2478
		2479	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2480	my ($uuid, $name) = ($1, $2);
		2481	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2482	or return;
		2483	$pl->ob->uuid eq $uuid
		2484	or return;
		2485
		2486	$pl->ob
		2487	} else {
		2488	warn "$ref: cannot resolve object reference\n";
		2489	undef
		2490	}
		2491	}
		2492
2126	package cf;	2493	package cf;
2127		2494
2128	=back	2495	=back
2129		2496
2130	=head3 cf::object::player	2497	=head3 cf::object::player
…		…
2136	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2503	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	2504	can be C<undef>. Does the right thing when the player is currently in a
2138	dialogue with the given NPC character.	2505	dialogue with the given NPC character.
2139		2506
2140	=cut	2507	=cut
		2508
		2509	our $SAY_CHANNEL = {
		2510	id => "say",
		2511	title => "Map",
		2512	reply => "say ",
		2513	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2514	};
		2515
		2516	our $CHAT_CHANNEL = {
		2517	id => "chat",
		2518	title => "Chat",
		2519	reply => "chat ",
		2520	tooltip => "Player chat and shouts, global to the server.",
		2521	};
2141		2522
2142	# rough implementation of a future "reply" method that works	2523	# rough implementation of a future "reply" method that works
2143	# with dialog boxes.	2524	# with dialog boxes.
2144	#TODO: the first argument must go, split into a $npc->reply_to ( method	2525	#TODO: the first argument must go, split into a $npc->reply_to ( method
2145	sub cf::object::player::reply($$$;$) {	2526	sub cf::object::player::reply($$$;$) {
…		…
2152		2533
2153	} else {	2534	} else {
2154	my $pl = $self->contr;	2535	my $pl = $self->contr;
2155		2536
2156	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2537	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2157	my $diag = $pl->{npc_dialog};	2538	my $dialog = $pl->{npc_dialog};
2158	$diag->{pl}->ext_reply (	2539	$dialog->{pl}->ext_msg ($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		2540
2165	} else {	2541	} else {
2166	$msg = $npc->name . " says: $msg" if $npc;	2542	$msg = $npc->name . " says: $msg" if $npc;
2167	$self->message ($msg, $flags);	2543	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2168	}	2544	}
2169	}	2545	}
		2546	}
		2547
		2548	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2549
		2550	=cut
		2551
		2552	sub cf::object::send_msg {
		2553	my $pl = shift->contr
		2554	or return;
		2555	$pl->send_msg (@_);
2170	}	2556	}
2171		2557
2172	=item $player_object->may ("access")	2558	=item $player_object->may ("access")
2173		2559
2174	Returns wether the given player is authorized to access resource "access"	2560	Returns wether the given player is authorized to access resource "access"
…		…
2187		2573
2188	=item $player_object->enter_link	2574	=item $player_object->enter_link
2189		2575
2190	Freezes the player and moves him/her to a special map (C<{link}>).	2576	Freezes the player and moves him/her to a special map (C<{link}>).
2191		2577
2192	The player should be reasonably safe there for short amounts of time. You	2578	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.	2579	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2580	though, as the palyer cannot control the character while it is on the link
		2581	map.
2194		2582
2195	Will never block.	2583	Will never block.
2196		2584
2197	=item $player_object->leave_link ($map, $x, $y)	2585	=item $player_object->leave_link ($map, $x, $y)
2198		2586
…		…
2223	return if UNIVERSAL::isa $self->map, "ext::map_link";	2611	return if UNIVERSAL::isa $self->map, "ext::map_link";
2224		2612
2225	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2613	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2226	if $self->map && $self->map->{path} ne "{link}";	2614	if $self->map && $self->map->{path} ne "{link}";
2227		2615
2228	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2616	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2229	}	2617	}
2230		2618
2231	sub cf::object::player::leave_link {	2619	sub cf::object::player::leave_link {
2232	my ($self, $map, $x, $y) = @_;	2620	my ($self, $map, $x, $y) = @_;
2233		2621
…		…
2250	($x, $y) = (-1, -1)	2638	($x, $y) = (-1, -1)
2251	unless (defined $x) && (defined $y);	2639	unless (defined $x) && (defined $y);
2252		2640
2253	# use -1 or undef as default coordinates, not 0, 0	2641	# use -1 or undef as default coordinates, not 0, 0
2254	($x, $y) = ($map->enter_x, $map->enter_y)	2642	($x, $y) = ($map->enter_x, $map->enter_y)
2255	if $x <=0 && $y <= 0;	2643	if $x <= 0 && $y <= 0;
2256		2644
2257	$map->load;	2645	$map->load;
2258	$map->load_diag;	2646	$map->load_neighbours;
2259		2647
2260	return unless $self->contr->active;	2648	return unless $self->contr->active;
2261	$self->activate_recursive;
2262		2649
2263	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2650	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2264	$self->enter_map ($map, $x, $y);	2651	$self->enter_map ($map, $x, $y);
		2652
		2653	# only activate afterwards, to support waiting in hooks
		2654	$self->activate_recursive;
2265	}	2655	}
2266		2656
2267	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2657	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2268		2658
2269	Moves the player to the given map-path and coordinates by first freezing	2659	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	2660	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	2661	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	2662	the new (success) or old (failed) map position. In either case, $done will
2273	be called at the end of this process.	2663	be called at the end of this process.
2274		2664
		2665	Note that $check will be called with a potentially non-loaded map, so if
		2666	it needs a loaded map it has to call C<< ->load >>.
		2667
2275	=cut	2668	=cut
2276		2669
2277	our $GOTOGEN;	2670	our $GOTOGEN;
2278		2671
2279	sub cf::object::player::goto {	2672	sub cf::object::player::goto {
…		…
2283	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2676	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2284		2677
2285	$self->enter_link;	2678	$self->enter_link;
2286		2679
2287	(async {	2680	(async {
		2681	$Coro::current->{desc} = "player::goto $path $x $y";
		2682
		2683	# *tag paths override both path and x|y
		2684	if ($path =~ /^\*(.*)$/) {
		2685	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2686	my $ob = $obs[rand @obs];
		2687
		2688	# see if we actually can go there
		2689	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2690	$ob = $obs[rand @obs];
		2691	} else {
		2692	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2693	}
		2694	# else put us there anyways for now #d#
		2695
		2696	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2697	} else {
		2698	($path, $x, $y) = (undef, undef, undef);
		2699	}
		2700	}
		2701
2288	my $map = eval {	2702	my $map = eval {
2289	my $map = cf::map::find $path;	2703	my $map = defined $path ? cf::map::find $path : undef;
2290		2704
2291	if ($map) {	2705	if ($map) {
2292	$map = $map->customise_for ($self);	2706	$map = $map->customise_for ($self);
2293	$map = $check->($map) if $check && $map;	2707	$map = $check->($map) if $check && $map;
2294	} else {	2708	} else {
2295	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2709	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2296	}	2710	}
2297		2711
2298	$map	2712	$map
2299	};	2713	};
2300		2714
…		…
2336	}	2750	}
2337		2751
2338	sub prepare_random_map {	2752	sub prepare_random_map {
2339	my ($exit) = @_;	2753	my ($exit) = @_;
2340		2754
2341	my $guard = cf::lock_acquire "exit_prepare:$exit";
2342
2343	# all this does is basically replace the /! path by	2755	# all this does is basically replace the /! path by
2344	# a new random map path (?random/...) with a seed	2756	# a new random map path (?random/...) with a seed
2345	# that depends on the exit object	2757	# that depends on the exit object
2346		2758
2347	my $rmp = parse_random_map_params $exit->msg;	2759	my $rmp = parse_random_map_params $exit->msg;
…		…
2349	if ($exit->map) {	2761	if ($exit->map) {
2350	$rmp->{region} = $exit->region->name;	2762	$rmp->{region} = $exit->region->name;
2351	$rmp->{origin_map} = $exit->map->path;	2763	$rmp->{origin_map} = $exit->map->path;
2352	$rmp->{origin_x} = $exit->x;	2764	$rmp->{origin_x} = $exit->x;
2353	$rmp->{origin_y} = $exit->y;	2765	$rmp->{origin_y} = $exit->y;
		2766
		2767	$exit->map->touch;
2354	}	2768	}
2355		2769
2356	$rmp->{random_seed} ||= $exit->random_seed;	2770	$rmp->{random_seed} ||= $exit->random_seed;
2357		2771
2358	my $data = cf::to_json $rmp;	2772	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2359	my $md5 = Digest::MD5::md5_hex $data;	2773	my $md5 = Digest::MD5::md5_hex $data;
2360	my $meta = "$RANDOMDIR/$md5.meta";	2774	my $meta = "$RANDOMDIR/$md5.meta";
2361		2775
2362	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2776	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2363	aio_write $fh, 0, (length $data), $data, 0;	2777	aio_write $fh, 0, (length $data), $data, 0;
2364	undef $fh;	2778	undef $fh;
2365	aio_rename "$meta~", $meta;	2779	aio_rename "$meta~", $meta;
2366		2780
		2781	my $slaying = "?random/$md5";
		2782
		2783	if ($exit->valid) {
2367	$exit->slaying ("?random/$md5");	2784	$exit->slaying ("?random/$md5");
2368	$exit->msg (undef);	2785	$exit->msg (undef);
		2786	}
2369	}	2787	}
2370	}	2788	}
2371		2789
2372	sub cf::object::player::enter_exit {	2790	sub cf::object::player::enter_exit {
2373	my ($self, $exit) = @_;	2791	my ($self, $exit) = @_;
2374		2792
2375	return unless $self->type == cf::PLAYER;	2793	return unless $self->type == cf::PLAYER;
2376		2794
2377	if ($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;	2795	$self->enter_link;
2389		2796
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 {	2797	(async {
2395	$self->deactivate_recursive; # just to be sure	2798	$Coro::current->{desc} = "enter_exit";
		2799
2396	unless (eval {	2800	unless (eval {
		2801	$self->deactivate_recursive; # just to be sure
		2802
		2803	# random map handling
		2804	{
		2805	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2806
		2807	prepare_random_map $exit
		2808	if $exit->slaying eq "/!";
		2809	}
		2810
		2811	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2812	my $x = $exit->stats->hp;
		2813	my $y = $exit->stats->sp;
		2814
2397	$self->goto ($slaying, $hp, $sp);	2815	$self->goto ($map, $x, $y);
2398		2816
		2817	# if exit is damned, update players death & WoR home-position
		2818	$self->contr->savebed ($map, $x, $y)
		2819	if $exit->flag (cf::FLAG_DAMNED);
		2820
2399	1;	2821	1
2400	}) {	2822	}) {
2401	$self->message ("Something went wrong deep within the crossfire server. "	2823	$self->message ("Something went wrong deep within the deliantra server. "
2402	. "I'll try to bring you back to the map you were before. "	2824	. "I'll try to bring you back to the map you were before. "
2403	. "Please report this to the dungeon master!",	2825	. "Please report this to the dungeon master!",
2404	cf::NDI_UNIQUE | cf::NDI_RED);	2826	cf::NDI_UNIQUE | cf::NDI_RED);
2405		2827
2406	warn "ERROR in enter_exit: $@";	2828	warn "ERROR in enter_exit: $@";
…		…
2425		2847
2426	utf8::encode $text;	2848	utf8::encode $text;
2427	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2849	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2428	}	2850	}
2429		2851
		2852	=item $client->send_big_packet ($pkt)
		2853
		2854	Like C<send_packet>, but tries to compress large packets, and fragments
		2855	them as required.
		2856
		2857	=cut
		2858
		2859	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2860
		2861	sub cf::client::send_big_packet {
		2862	my ($self, $pkt) = @_;
		2863
		2864	# try lzf for large packets
		2865	$pkt = "lzf " . Compress::LZF::compress $pkt
		2866	if 1024 <= length $pkt and $self->{can_lzf};
		2867
		2868	# split very large packets
		2869	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2870	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2871	$pkt = "frag";
		2872	}
		2873
		2874	$self->send_packet ($pkt);
		2875	}
		2876
2430	=item $client->send_msg ($color, $type, $msg, [extra...])	2877	=item $client->send_msg ($channel, $msg, $color, [extra...])
2431		2878
2432	Send a drawinfo or msg packet to the client, formatting the msg for the	2879	Send a drawinfo or msg packet to the client, formatting the msg for the
2433	client if neccessary. C<$type> should be a string identifying the type of	2880	client if neccessary. C<$type> should be a string identifying the type of
2434	the message, with C<log> being the default. If C<$color> is negative, suppress	2881	the message, with C<log> being the default. If C<$color> is negative, suppress
2435	the message unless the client supports the msg packet.	2882	the message unless the client supports the msg packet.
2436		2883
2437	=cut	2884	=cut
2438		2885
		2886	# non-persistent channels (usually the info channel)
		2887	our %CHANNEL = (
		2888	"c/motd" => {
		2889	id => "infobox",
		2890	title => "MOTD",
		2891	reply => undef,
		2892	tooltip => "The message of the day",
		2893	},
		2894	"c/identify" => {
		2895	id => "infobox",
		2896	title => "Identify",
		2897	reply => undef,
		2898	tooltip => "Items recently identified",
		2899	},
		2900	"c/examine" => {
		2901	id => "infobox",
		2902	title => "Examine",
		2903	reply => undef,
		2904	tooltip => "Signs and other items you examined",
		2905	},
		2906	"c/shopinfo" => {
		2907	id => "infobox",
		2908	title => "Shop Info",
		2909	reply => undef,
		2910	tooltip => "What your bargaining skill tells you about the shop",
		2911	},
		2912	"c/book" => {
		2913	id => "infobox",
		2914	title => "Book",
		2915	reply => undef,
		2916	tooltip => "The contents of a note or book",
		2917	},
		2918	"c/lookat" => {
		2919	id => "infobox",
		2920	title => "Look",
		2921	reply => undef,
		2922	tooltip => "What you saw there",
		2923	},
		2924	"c/who" => {
		2925	id => "infobox",
		2926	title => "Players",
		2927	reply => undef,
		2928	tooltip => "Shows players who are currently online",
		2929	},
		2930	"c/body" => {
		2931	id => "infobox",
		2932	title => "Body Parts",
		2933	reply => undef,
		2934	tooltip => "Shows which body parts you posess and are available",
		2935	},
		2936	"c/statistics" => {
		2937	id => "infobox",
		2938	title => "Statistics",
		2939	reply => undef,
		2940	tooltip => "Shows your primary statistics",
		2941	},
		2942	"c/skills" => {
		2943	id => "infobox",
		2944	title => "Skills",
		2945	reply => undef,
		2946	tooltip => "Shows your experience per skill and item power",
		2947	},
		2948	"c/shopitems" => {
		2949	id => "infobox",
		2950	title => "Shop Items",
		2951	reply => undef,
		2952	tooltip => "Shows the items currently for sale in this shop",
		2953	},
		2954	"c/resistances" => {
		2955	id => "infobox",
		2956	title => "Resistances",
		2957	reply => undef,
		2958	tooltip => "Shows your resistances",
		2959	},
		2960	"c/pets" => {
		2961	id => "infobox",
		2962	title => "Pets",
		2963	reply => undef,
		2964	tooltip => "Shows information abotu your pets/a specific pet",
		2965	},
		2966	"c/perceiveself" => {
		2967	id => "infobox",
		2968	title => "Perceive Self",
		2969	reply => undef,
		2970	tooltip => "You gained detailed knowledge about yourself",
		2971	},
		2972	"c/uptime" => {
		2973	id => "infobox",
		2974	title => "Uptime",
		2975	reply => undef,
		2976	tooltip => "How long the server has been running since last restart",
		2977	},
		2978	"c/mapinfo" => {
		2979	id => "infobox",
		2980	title => "Map Info",
		2981	reply => undef,
		2982	tooltip => "Information related to the maps",
		2983	},
		2984	"c/party" => {
		2985	id => "party",
		2986	title => "Party",
		2987	reply => "gsay ",
		2988	tooltip => "Messages and chat related to your party",
		2989	},
		2990	"c/death" => {
		2991	id => "death",
		2992	title => "Death",
		2993	reply => undef,
		2994	tooltip => "Reason for and more info about your most recent death",
		2995	},
		2996	"c/say" => $SAY_CHANNEL,
		2997	"c/chat" => $CHAT_CHANNEL,
		2998	);
		2999
2439	sub cf::client::send_msg {	3000	sub cf::client::send_msg {
2440	my ($self, $color, $type, $msg, @extra) = @_;	3001	my ($self, $channel, $msg, $color, @extra) = @_;
2441		3002
2442	$msg = $self->pl->expand_cfpod ($msg);	3003	$msg = $self->pl->expand_cfpod ($msg)
		3004	unless $color & cf::NDI_VERBATIM;
		3005
		3006	$color &= cf::NDI_CLIENT_MASK; # just in case...
		3007
		3008	# check predefined channels, for the benefit of C
		3009	if ($CHANNEL{$channel}) {
		3010	$channel = $CHANNEL{$channel};
		3011
		3012	$self->ext_msg (channel_info => $channel);
		3013	$channel = $channel->{id};
		3014
		3015	} elsif (ref $channel) {
		3016	# send meta info to client, if not yet sent
		3017	unless (exists $self->{channel}{$channel->{id}}) {
		3018	$self->{channel}{$channel->{id}} = $channel;
		3019	$self->ext_msg (channel_info => $channel);
		3020	}
		3021
		3022	$channel = $channel->{id};
		3023	}
2443		3024
2444	return unless @extra || length $msg;	3025	return unless @extra || length $msg;
2445		3026
2446	if ($self->can_msg) {	3027	# default colour, mask it out
2447	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $type, $msg, @extra]));	3028	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2448	} else {	3029	if $color & cf::NDI_DEF;
2449	# replace some tags by gcfclient-compatible ones
2450	for ($msg) {
2451	1 while
2452	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2453	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2454	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2455	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2456	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2457	}
2458		3030
2459	if ($color >= 0) {	3031	my $pkt = "msg "
2460	if (0 && $msg =~ /\[/) {	3032	. $self->{json_coder}->encode (
2461	$self->send_packet ("drawextinfo $color 4 0 $msg")	3033	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2462	} else {	3034	);
2463	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2464	$self->send_packet ("drawinfo $color $msg")
2465	}
2466	}
2467	}
2468	}
2469		3035
		3036	$self->send_big_packet ($pkt);
		3037	}
		3038
2470	=item $client->ext_event ($type, %msg)	3039	=item $client->ext_msg ($type, @msg)
2471		3040
2472	Sends an ext event to the client.	3041	Sends an ext event to the client.
2473		3042
2474	=cut	3043	=cut
2475		3044
2476	sub cf::client::ext_event($$%) {	3045	sub cf::client::ext_msg($$@) {
2477	my ($self, $type, %msg) = @_;	3046	my ($self, $type, @msg) = @_;
2478		3047
2479	return unless $self->extcmd;	3048	if ($self->extcmd == 2) {
2480		3049	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		3050	} elsif ($self->extcmd == 1) { # TODO: remove
2481	$msg{msgtype} = "event_$type";	3051	push @msg, msgtype => "event_$type";
2482	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	3052	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3053	}
		3054	}
		3055
		3056	=item $client->ext_reply ($msgid, @msg)
		3057
		3058	Sends an ext reply to the client.
		3059
		3060	=cut
		3061
		3062	sub cf::client::ext_reply($$@) {
		3063	my ($self, $id, @msg) = @_;
		3064
		3065	if ($self->extcmd == 2) {
		3066	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		3067	} elsif ($self->extcmd == 1) {
		3068	#TODO: version 1, remove
		3069	unshift @msg, msgtype => "reply", msgid => $id;
		3070	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3071	}
2483	}	3072	}
2484		3073
2485	=item $success = $client->query ($flags, "text", \&cb)	3074	=item $success = $client->query ($flags, "text", \&cb)
2486		3075
2487	Queues a query to the client, calling the given callback with	3076	Queues a query to the client, calling the given callback with
…		…
2542	my ($ns, $buf) = @_;	3131	my ($ns, $buf) = @_;
2543		3132
2544	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3133	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2545		3134
2546	if (ref $msg) {	3135	if (ref $msg) {
		3136	my ($type, $reply, @payload) =
		3137	"ARRAY" eq ref $msg
		3138	? @$msg
		3139	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		3140
		3141	my @reply;
		3142
2547	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3143	if (my $cb = $EXTICMD{$type}) {
2548	if (my %reply = $cb->($ns, $msg)) {	3144	@reply = $cb->($ns, @payload);
2549	$reply{msgid} = $msg->{msgid};
2550	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2551	}
2552	}	3145	}
		3146
		3147	$ns->ext_reply ($reply, @reply)
		3148	if $reply;
		3149
2553	} else {	3150	} else {
2554	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3151	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2555	}	3152	}
2556		3153
2557	cf::override;	3154	cf::override;
…		…
2579		3176
2580	$coro	3177	$coro
2581	}	3178	}
2582		3179
2583	cf::client->attach (	3180	cf::client->attach (
2584	on_destroy => sub {	3181	on_client_destroy => sub {
2585	my ($ns) = @_;	3182	my ($ns) = @_;
2586		3183
2587	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3184	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2588	},	3185	},
2589	);	3186	);
…		…
2604	our $safe = new Safe "safe";	3201	our $safe = new Safe "safe";
2605	our $safe_hole = new Safe::Hole;	3202	our $safe_hole = new Safe::Hole;
2606		3203
2607	$SIG{FPE} = 'IGNORE';	3204	$SIG{FPE} = 'IGNORE';
2608		3205
2609	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3206	$safe->permit_only (Opcode::opset qw(
		3207	:base_core :base_mem :base_orig :base_math :base_loop
		3208	grepstart grepwhile mapstart mapwhile
		3209	sort time
		3210	));
2610		3211
2611	# here we export the classes and methods available to script code	3212	# here we export the classes and methods available to script code
2612		3213
2613	=pod	3214	=pod
2614		3215
2615	The following functions and methods are available within a safe environment:	3216	The following functions and methods are available within a safe environment:
2616		3217
2617	cf::object	3218	cf::object
2618	contr pay_amount pay_player map x y force_find force_add	3219	contr pay_amount pay_player map x y force_find force_add destroy
2619	insert remove	3220	insert remove name archname title slaying race decrease split
		3221	value
2620		3222
2621	cf::object::player	3223	cf::object::player
2622	player	3224	player
2623		3225
2624	cf::player	3226	cf::player
…		…
2629		3231
2630	=cut	3232	=cut
2631		3233
2632	for (	3234	for (
2633	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3235	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2634	insert remove)],	3236	insert remove inv nrof name archname title slaying race
		3237	decrease split destroy change_exp value msg lore send_msg)],
2635	["cf::object::player" => qw(player)],	3238	["cf::object::player" => qw(player)],
2636	["cf::player" => qw(peaceful)],	3239	["cf::player" => qw(peaceful send_msg)],
2637	["cf::map" => qw(trigger)],	3240	["cf::map" => qw(trigger)],
2638	) {	3241	) {
2639	no strict 'refs';	3242	no strict 'refs';
2640	my ($pkg, @funs) = @$_;	3243	my ($pkg, @funs) = @$_;
2641	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3244	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2659		3262
2660	my $qcode = $code;	3263	my $qcode = $code;
2661	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3264	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2662	$qcode =~ s/\n/\\n/g;	3265	$qcode =~ s/\n/\\n/g;
2663		3266
		3267	%vars = (_dummy => 0) unless %vars;
		3268
		3269	my @res;
2664	local $_;	3270	local $_;
2665	local @safe::cf::_safe_eval_args = values %vars;
2666		3271
2667	my $eval =	3272	my $eval =
2668	"do {\n"	3273	"do {\n"
2669	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3274	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2670	. "#line 0 \"{$qcode}\"\n"	3275	. "#line 0 \"{$qcode}\"\n"
2671	. $code	3276	. $code
2672	. "\n}"	3277	. "\n}"
2673	;	3278	;
2674		3279
		3280	if ($CFG{safe_eval}) {
2675	sub_generation_inc;	3281	sub_generation_inc;
		3282	local @safe::cf::_safe_eval_args = values %vars;
2676	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3283	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2677	sub_generation_inc;	3284	sub_generation_inc;
		3285	} else {
		3286	local @cf::_safe_eval_args = values %vars;
		3287	@res = wantarray ? eval eval : scalar eval $eval;
		3288	}
2678		3289
2679	if ($@) {	3290	if ($@) {
2680	warn "$@";	3291	warn "$@";
2681	warn "while executing safe code '$code'\n";	3292	warn "while executing safe code '$code'\n";
2682	warn "with arguments " . (join " ", %vars) . "\n";	3293	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2701	=cut	3312	=cut
2702		3313
2703	sub register_script_function {	3314	sub register_script_function {
2704	my ($fun, $cb) = @_;	3315	my ($fun, $cb) = @_;
2705		3316
2706	no strict 'refs';	3317	$fun = "safe::$fun" if $CFG{safe_eval};
2707	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3318	*$fun = $safe_hole->wrap ($cb);
2708	}	3319	}
2709		3320
2710	=back	3321	=back
2711		3322
2712	=cut	3323	=cut
…		…
2714	#############################################################################	3325	#############################################################################
2715	# the server's init and main functions	3326	# the server's init and main functions
2716		3327
2717	sub load_facedata($) {	3328	sub load_facedata($) {
2718	my ($path) = @_;	3329	my ($path) = @_;
		3330
		3331	# HACK to clear player env face cache, we need some signal framework
		3332	# for this (global event?)
		3333	%ext::player_env::MUSIC_FACE_CACHE = ();
		3334
		3335	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2719		3336
2720	warn "loading facedata from $path\n";	3337	warn "loading facedata from $path\n";
2721		3338
2722	my $facedata;	3339	my $facedata;
2723	0 < aio_load $path, $facedata	3340	0 < aio_load $path, $facedata
…		…
2726	$facedata = Coro::Storable::thaw $facedata;	3343	$facedata = Coro::Storable::thaw $facedata;
2727		3344
2728	$facedata->{version} == 2	3345	$facedata->{version} == 2
2729	or cf::cleanup "$path: version mismatch, cannot proceed.";	3346	or cf::cleanup "$path: version mismatch, cannot proceed.";
2730		3347
		3348	# patch in the exptable
		3349	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
		3350	$facedata->{resource}{"res/exp_table"} = {
		3351	type => FT_RSRC,
		3352	data => $exp_table,
		3353	hash => (Digest::MD5::md5 $exp_table),
		3354	};
		3355	cf::cede_to_tick;
		3356
2731	{	3357	{
2732	my $faces = $facedata->{faceinfo};	3358	my $faces = $facedata->{faceinfo};
2733		3359
2734	while (my ($face, $info) = each %$faces) {	3360	while (my ($face, $info) = each %$faces) {
2735	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3361	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3362
2736	cf::face::set_visibility $idx, $info->{visibility};	3363	cf::face::set_visibility $idx, $info->{visibility};
2737	cf::face::set_magicmap $idx, $info->{magicmap};	3364	cf::face::set_magicmap $idx, $info->{magicmap};
2738	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3365	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2739	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3366	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2740		3367
2741	cf::cede_to_tick;	3368	cf::cede_to_tick;
2742	}	3369	}
2743		3370
2744	while (my ($face, $info) = each %$faces) {	3371	while (my ($face, $info) = each %$faces) {
2745	next unless $info->{smooth};	3372	next unless $info->{smooth};
		3373
2746	my $idx = cf::face::find $face	3374	my $idx = cf::face::find $face
2747	or next;	3375	or next;
		3376
2748	if (my $smooth = cf::face::find $info->{smooth}) {	3377	if (my $smooth = cf::face::find $info->{smooth}) {
2749	cf::face::set_smooth $idx, $smooth;	3378	cf::face::set_smooth $idx, $smooth;
2750	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3379	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2751	} else {	3380	} else {
2752	warn "smooth face '$info->{smooth}' not found for face '$face'";	3381	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2766		3395
2767	cf::anim::invalidate_all; # d'oh	3396	cf::anim::invalidate_all; # d'oh
2768	}	3397	}
2769		3398
2770	{	3399	{
2771	# TODO: for gcfclient pleasure, we should give resources
2772	# that gcfclient doesn't grok a >10000 face index.
2773	my $res = $facedata->{resource};	3400	my $res = $facedata->{resource};
2774	my $enc = JSON::XS->new->utf8->canonical;
2775		3401
2776	while (my ($name, $info) = each %$res) {	3402	while (my ($name, $info) = each %$res) {
2777	my $meta = $enc->encode ({	3403	if (defined $info->{type}) {
2778	name => $name,
2779	type => $info->{type},
2780	copyright => $info->{copyright}, #TODO#
2781	});
2782
2783	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3404	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2784		3405
2785	if ($name =~ /\.jpg$/) {
2786	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};#d# temp hack	3406	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
2787	cf::face::set_data $idx, 1, $info->{data}, $info->{chksum};#d# temp hack	3407	cf::face::set_type $idx, $info->{type};
2788	} else {	3408	} else {
2789	my $data = pack "(w/a*)*", $meta, $info->{data};	3409	$RESOURCE{$name} = $info;
2790	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2791
2792	cf::face::set_type $idx, 1;
2793	cf::face::set_data $idx, 0, $data, $chk;
2794	}	3410	}
2795		3411
2796	cf::cede_to_tick;	3412	cf::cede_to_tick;
2797	}	3413	}
2798	}	3414	}
2799		3415
		3416	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3417
2800	1	3418	1
2801	}	3419	}
2802		3420
		3421	cf::global->attach (on_resource_update => sub {
		3422	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3423	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3424
		3425	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3426	my $sound = $soundconf->{compat}[$_]
		3427	or next;
		3428
		3429	my $face = cf::face::find "sound/$sound->[1]";
		3430	cf::sound::set $sound->[0] => $face;
		3431	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3432	}
		3433
		3434	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3435	my $face = cf::face::find "sound/$v";
		3436	cf::sound::set $k => $face;
		3437	}
		3438	}
		3439	});
		3440
		3441	register_exticmd fx_want => sub {
		3442	my ($ns, $want) = @_;
		3443
		3444	while (my ($k, $v) = each %$want) {
		3445	$ns->fx_want ($k, $v);
		3446	}
		3447	};
		3448
		3449	sub load_resource_file($) {
		3450	my $guard = lock_acquire "load_resource_file";
		3451
		3452	my $status = load_resource_file_ $_[0];
		3453	get_slot 0.1, 100;
		3454	cf::arch::commit_load;
		3455
		3456	$status
		3457	}
		3458
2803	sub reload_regions {	3459	sub reload_regions {
		3460	# HACK to clear player env face cache, we need some signal framework
		3461	# for this (global event?)
		3462	%ext::player_env::MUSIC_FACE_CACHE = ();
		3463
2804	load_resource_file "$MAPDIR/regions"	3464	load_resource_file "$MAPDIR/regions"
2805	or die "unable to load regions file\n";	3465	or die "unable to load regions file\n";
2806		3466
2807	for (cf::region::list) {	3467	for (cf::region::list) {
2808	$_->{match} = qr/$_->{match}/	3468	$_->{match} = qr/$_->{match}/
…		…
2816	}	3476	}
2817		3477
2818	sub reload_archetypes {	3478	sub reload_archetypes {
2819	load_resource_file "$DATADIR/archetypes"	3479	load_resource_file "$DATADIR/archetypes"
2820	or die "unable to load archetypes\n";	3480	or die "unable to load archetypes\n";
2821	#d# NEED to laod twice to resolve forward references
2822	# this really needs to be done in an extra post-pass
2823	# (which needs to be synchronous, so solve it differently)
2824	load_resource_file "$DATADIR/archetypes"
2825	or die "unable to load archetypes\n";
2826	}	3481	}
2827		3482
2828	sub reload_treasures {	3483	sub reload_treasures {
2829	load_resource_file "$DATADIR/treasures"	3484	load_resource_file "$DATADIR/treasures"
2830	or die "unable to load treasurelists\n";	3485	or die "unable to load treasurelists\n";
2831	}	3486	}
2832		3487
2833	sub reload_resources {	3488	sub reload_resources {
2834	warn "reloading resource files...\n";	3489	warn "reloading resource files...\n";
2835		3490
		3491	reload_facedata;
		3492	reload_archetypes;
2836	reload_regions;	3493	reload_regions;
2837	reload_facedata;
2838	#reload_archetypes;#d#
2839	reload_archetypes;
2840	reload_treasures;	3494	reload_treasures;
2841		3495
2842	warn "finished reloading resource files\n";	3496	warn "finished reloading resource files\n";
2843	}	3497	}
2844		3498
2845	sub init {	3499	sub reload_config {
2846	reload_resources;	3500	warn "reloading config file...\n";
2847	}
2848		3501
2849	sub cfg_load {
2850	open my $fh, "<:utf8", "$CONFDIR/config"	3502	open my $fh, "<:utf8", "$CONFDIR/config"
2851	or return;	3503	or return;
2852		3504
2853	local $/;	3505	local $/;
2854	*CFG = YAML::Syck::Load <$fh>;	3506	*CFG = YAML::XS::Load scalar <$fh>;
2855		3507
2856	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3508	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2857		3509
2858	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3510	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2859	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3511	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2863	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3515	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2864	and die "WARNING: m(un)lockall failed: $!\n";	3516	and die "WARNING: m(un)lockall failed: $!\n";
2865	};	3517	};
2866	warn $@ if $@;	3518	warn $@ if $@;
2867	}	3519	}
		3520
		3521	warn "finished reloading resource files\n";
		3522	}
		3523
		3524	sub pidfile() {
		3525	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3526	or die "$PIDFILE: $!";
		3527	flock $fh, &Fcntl::LOCK_EX
		3528	or die "$PIDFILE: flock: $!";
		3529	$fh
		3530	}
		3531
		3532	# make sure only one server instance is running at any one time
		3533	sub atomic {
		3534	my $fh = pidfile;
		3535
		3536	my $pid = <$fh>;
		3537	kill 9, $pid if $pid > 0;
		3538
		3539	seek $fh, 0, 0;
		3540	print $fh $$;
		3541	}
		3542
		3543	sub main_loop {
		3544	warn "EV::loop starting\n";
		3545	if (1) {
		3546	EV::loop;
		3547	}
		3548	warn "EV::loop returned\n";
		3549	goto &main_loop unless $REALLY_UNLOOP;
2868	}	3550	}
2869		3551
2870	sub main {	3552	sub main {
		3553	cf::init_globals; # initialise logging
		3554
		3555	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3556	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3557	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3558	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3559
		3560	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3561
2871	# we must not ever block the main coroutine	3562	# we must not ever block the main coroutine
2872	local $Coro::idle = sub {	3563	local $Coro::idle = sub {
2873	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3564	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2874	(async {	3565	(async {
2875	Event::one_event;	3566	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3567	EV::loop EV::LOOP_ONESHOT;
2876	})->prio (Coro::PRIO_MAX);	3568	})->prio (Coro::PRIO_MAX);
2877	};	3569	};
2878		3570
2879	cfg_load;	3571	evthread_start IO::AIO::poll_fileno;
		3572
		3573	cf::sync_job {
		3574	cf::init_experience;
		3575	cf::init_anim;
		3576	cf::init_attackmess;
		3577	cf::init_dynamic;
		3578
		3579	cf::load_settings;
		3580	cf::load_materials;
		3581
		3582	reload_resources;
		3583	reload_config;
2880	db_init;	3584	db_init;
		3585
		3586	cf::init_uuid;
		3587	cf::init_signals;
		3588	cf::init_skills;
		3589
		3590	cf::init_beforeplay;
		3591
		3592	atomic;
		3593
2881	load_extensions;	3594	load_extensions;
2882		3595
2883	$TICK_WATCHER->start;	3596	utime time, time, $RUNTIMEFILE;
2884	Event::loop;	3597
		3598	# no (long-running) fork's whatsoever before this point(!)
		3599	use POSIX ();
		3600	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3601
		3602	(pop @POST_INIT)->(0) while @POST_INIT;
		3603	};
		3604
		3605	cf::object::thawer::errors_are_fatal 0;
		3606	warn "parse errors in files are no longer fatal from this point on.\n";
		3607
		3608	main_loop;
2885	}	3609	}
2886		3610
2887	#############################################################################	3611	#############################################################################
2888	# initialisation and cleanup	3612	# initialisation and cleanup
2889		3613
2890	# install some emergency cleanup handlers	3614	# install some emergency cleanup handlers
2891	BEGIN {	3615	BEGIN {
		3616	our %SIGWATCHER = ();
2892	for my $signal (qw(INT HUP TERM)) {	3617	for my $signal (qw(INT HUP TERM)) {
2893	Event->signal (	3618	$SIGWATCHER{$signal} = AE::signal $signal, sub {
2894	reentrant => 0,
2895	data => WF_AUTOCANCEL,
2896	signal => $signal,
2897	prio => 0,
2898	cb => sub {
2899	cf::cleanup "SIG$signal";	3619	cf::cleanup "SIG$signal";
2900	},
2901	);	3620	};
2902	}	3621	}
2903	}	3622	}
2904		3623
2905	sub write_runtime {	3624	sub write_runtime_sync {
2906	my $runtime = "$LOCALDIR/runtime";	3625	my $t0 = AE::time;
2907		3626
2908	# first touch the runtime file to show we are still running:	3627	# first touch the runtime file to show we are still running:
2909	# the fsync below can take a very very long time.	3628	# the fsync below can take a very very long time.
2910		3629
2911	IO::AIO::aio_utime $runtime, undef, undef;	3630	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2912		3631
2913	my $guard = cf::lock_acquire "write_runtime";	3632	my $guard = cf::lock_acquire "write_runtime";
2914		3633
2915	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3634	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
2916	or return;	3635	or return;
2917		3636
2918	my $value = $cf::RUNTIME + 90 + 10;	3637	my $value = $cf::RUNTIME + 90 + 10;
2919	# 10 is the runtime save interval, for a monotonic clock	3638	# 10 is the runtime save interval, for a monotonic clock
2920	# 60 allows for the watchdog to kill the server.	3639	# 60 allows for the watchdog to kill the server.
…		…
2930	aio_utime $fh, undef, undef;	3649	aio_utime $fh, undef, undef;
2931		3650
2932	close $fh	3651	close $fh
2933	or return;	3652	or return;
2934		3653
2935	aio_rename "$runtime~", $runtime	3654	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2936	and return;	3655	and return;
2937		3656
2938	warn "runtime file written.\n";	3657	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
2939		3658
2940	1	3659	1
		3660	}
		3661
		3662	our $uuid_lock;
		3663	our $uuid_skip;
		3664
		3665	sub write_uuid_sync($) {
		3666	$uuid_skip ||= $_[0];
		3667
		3668	return if $uuid_lock;
		3669	local $uuid_lock = 1;
		3670
		3671	my $uuid = "$LOCALDIR/uuid";
		3672
		3673	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3674	or return;
		3675
		3676	my $value = uuid_seq uuid_cur;
		3677
		3678	unless ($value) {
		3679	warn "cowardly refusing to write zero uuid value!\n";
		3680	return;
		3681	}
		3682
		3683	my $value = uuid_str $value + $uuid_skip;
		3684	$uuid_skip = 0;
		3685
		3686	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3687	and return;
		3688
		3689	# always fsync - this file is important
		3690	aio_fsync $fh
		3691	and return;
		3692
		3693	close $fh
		3694	or return;
		3695
		3696	aio_rename "$uuid~", $uuid
		3697	and return;
		3698
		3699	warn "uuid file written ($value).\n";
		3700
		3701	1
		3702
		3703	}
		3704
		3705	sub write_uuid($$) {
		3706	my ($skip, $sync) = @_;
		3707
		3708	$sync ? write_uuid_sync $skip
		3709	: async { write_uuid_sync $skip };
2941	}	3710	}
2942		3711
2943	sub emergency_save() {	3712	sub emergency_save() {
2944	my $freeze_guard = cf::freeze_mainloop;	3713	my $freeze_guard = cf::freeze_mainloop;
2945		3714
2946	warn "enter emergency perl save\n";	3715	warn "emergency_perl_save: enter\n";
2947		3716
2948	cf::sync_job {	3717	cf::sync_job {
		3718	# this is a trade-off: we want to be very quick here, so
		3719	# save all maps without fsync, and later call a global sync
		3720	# (which in turn might be very very slow)
		3721	local $USE_FSYNC = 0;
		3722
2949	# use a peculiar iteration method to avoid tripping on perl	3723	# use a peculiar iteration method to avoid tripping on perl
2950	# refcount bugs in for. also avoids problems with players	3724	# refcount bugs in for. also avoids problems with players
2951	# and maps saved/destroyed asynchronously.	3725	# and maps saved/destroyed asynchronously.
2952	warn "begin emergency player save\n";	3726	warn "emergency_perl_save: begin player save\n";
2953	for my $login (keys %cf::PLAYER) {	3727	for my $login (keys %cf::PLAYER) {
2954	my $pl = $cf::PLAYER{$login} or next;	3728	my $pl = $cf::PLAYER{$login} or next;
2955	$pl->valid or next;	3729	$pl->valid or next;
		3730	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2956	$pl->save;	3731	$pl->save;
2957	}	3732	}
2958	warn "end emergency player save\n";	3733	warn "emergency_perl_save: end player save\n";
2959		3734
2960	warn "begin emergency map save\n";	3735	warn "emergency_perl_save: begin map save\n";
2961	for my $path (keys %cf::MAP) {	3736	for my $path (keys %cf::MAP) {
2962	my $map = $cf::MAP{$path} or next;	3737	my $map = $cf::MAP{$path} or next;
2963	$map->valid or next;	3738	$map->valid or next;
2964	$map->save;	3739	$map->save;
2965	}	3740	}
2966	warn "end emergency map save\n";	3741	warn "emergency_perl_save: end map save\n";
2967		3742
2968	warn "begin emergency database checkpoint\n";	3743	warn "emergency_perl_save: begin database checkpoint\n";
2969	BDB::db_env_txn_checkpoint $DB_ENV;	3744	BDB::db_env_txn_checkpoint $DB_ENV;
2970	warn "end emergency database checkpoint\n";	3745	warn "emergency_perl_save: end database checkpoint\n";
		3746
		3747	warn "emergency_perl_save: begin write uuid\n";
		3748	write_uuid_sync 1;
		3749	warn "emergency_perl_save: end write uuid\n";
2971	};	3750	};
2972		3751
		3752	warn "emergency_perl_save: starting sync()\n";
		3753	IO::AIO::aio_sync sub {
		3754	warn "emergency_perl_save: finished sync()\n";
		3755	};
		3756
2973	warn "leave emergency perl save\n";	3757	warn "emergency_perl_save: leave\n";
2974	}	3758	}
2975		3759
2976	sub post_cleanup {	3760	sub post_cleanup {
2977	my ($make_core) = @_;	3761	my ($make_core) = @_;
2978		3762
2979	warn Carp::longmess "post_cleanup backtrace"	3763	warn Carp::longmess "post_cleanup backtrace"
2980	if $make_core;	3764	if $make_core;
		3765
		3766	my $fh = pidfile;
		3767	unlink $PIDFILE if <$fh> == $$;
		3768	}
		3769
		3770	# a safer delete_package, copied from Symbol
		3771	sub clear_package($) {
		3772	my $pkg = shift;
		3773
		3774	# expand to full symbol table name if needed
		3775	unless ($pkg =~ /^main::.*::$/) {
		3776	$pkg = "main$pkg" if $pkg =~ /^::/;
		3777	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3778	$pkg .= '::' unless $pkg =~ /::$/;
		3779	}
		3780
		3781	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3782	my $stem_symtab = *{$stem}{HASH};
		3783
		3784	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3785	or return;
		3786
		3787	# clear all symbols
		3788	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3789	for my $name (keys %$leaf_symtab) {
		3790	_gv_clear *{"$pkg$name"};
		3791	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3792	}
2981	}	3793	}
2982		3794
2983	sub do_reload_perl() {	3795	sub do_reload_perl() {
2984	# can/must only be called in main	3796	# can/must only be called in main
2985	if ($Coro::current != $Coro::main) {	3797	if ($Coro::current != $Coro::main) {
2986	warn "can only reload from main coroutine";	3798	warn "can only reload from main coroutine";
2987	return;	3799	return;
2988	}	3800	}
2989		3801
		3802	return if $RELOAD++;
		3803
		3804	my $t1 = AE::time;
		3805
		3806	while ($RELOAD) {
2990	warn "reloading...";	3807	warn "reloading...";
2991		3808
2992	warn "entering sync_job";	3809	warn "entering sync_job";
2993		3810
2994	cf::sync_job {	3811	cf::sync_job {
2995	cf::write_runtime; # external watchdog should not bark	3812	cf::write_runtime_sync; # external watchdog should not bark
2996	cf::emergency_save;	3813	cf::emergency_save;
2997	cf::write_runtime; # external watchdog should not bark	3814	cf::write_runtime_sync; # external watchdog should not bark
2998		3815
2999	warn "syncing database to disk";	3816	warn "syncing database to disk";
3000	BDB::db_env_txn_checkpoint $DB_ENV;	3817	BDB::db_env_txn_checkpoint $DB_ENV;
3001		3818
3002	# if anything goes wrong in here, we should simply crash as we already saved	3819	# if anything goes wrong in here, we should simply crash as we already saved
3003		3820
3004	warn "cancelling all WF_AUTOCANCEL watchers";
3005	for (Event::all_watchers) {
3006	$_->cancel if $_->data & WF_AUTOCANCEL;
3007	}
3008
3009	warn "flushing outstanding aio requests";	3821	warn "flushing outstanding aio requests";
3010	for (;;) {
3011	BDB::flush;
3012	IO::AIO::flush;
3013	Coro::cede;
3014	last unless IO::AIO::nreqs || BDB::nreqs;	3822	while (IO::AIO::nreqs || BDB::nreqs) {
3015	warn "iterate...";	3823	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3016	}
3017
3018	++$RELOAD;
3019
3020	warn "cancelling all extension coros";
3021	$_->cancel for values %EXT_CORO;
3022	%EXT_CORO = ();
3023
3024	warn "removing commands";
3025	%COMMAND = ();
3026
3027	warn "removing ext/exti commands";
3028	%EXTCMD = ();
3029	%EXTICMD = ();
3030
3031	warn "unloading/nuking all extensions";
3032	for my $pkg (@EXTS) {
3033	warn "... unloading $pkg";
3034
3035	if (my $cb = $pkg->can ("unload")) {
3036	eval {
3037	$cb->($pkg);
3038	1
3039	} or warn "$pkg unloaded, but with errors: $@";
3040	}	3824	}
3041		3825
3042	warn "... nuking $pkg";	3826	warn "cancelling all extension coros";
3043	Symbol::delete_package $pkg;	3827	$_->cancel for values %EXT_CORO;
3044	}	3828	%EXT_CORO = ();
3045		3829
3046	warn "unloading all perl modules loaded from $LIBDIR";	3830	warn "removing commands";
3047	while (my ($k, $v) = each %INC) {	3831	%COMMAND = ();
3048	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3049		3832
		3833	warn "removing ext/exti commands";
		3834	%EXTCMD = ();
		3835	%EXTICMD = ();
		3836
		3837	warn "unloading/nuking all extensions";
		3838	for my $pkg (@EXTS) {
3050	warn "... unloading $k";	3839	warn "... unloading $pkg";
3051	delete $INC{$k};
3052		3840
3053	$k =~ s/\.pm$//;
3054	$k =~ s/\//::/g;
3055
3056	if (my $cb = $k->can ("unload_module")) {	3841	if (my $cb = $pkg->can ("unload")) {
		3842	eval {
3057	$cb->();	3843	$cb->($pkg);
		3844	1
		3845	} or warn "$pkg unloaded, but with errors: $@";
		3846	}
		3847
		3848	warn "... clearing $pkg";
		3849	clear_package $pkg;
3058	}	3850	}
3059		3851
3060	Symbol::delete_package $k;	3852	warn "unloading all perl modules loaded from $LIBDIR";
		3853	while (my ($k, $v) = each %INC) {
		3854	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3855
		3856	warn "... unloading $k";
		3857	delete $INC{$k};
		3858
		3859	$k =~ s/\.pm$//;
		3860	$k =~ s/\//::/g;
		3861
		3862	if (my $cb = $k->can ("unload_module")) {
		3863	$cb->();
		3864	}
		3865
		3866	clear_package $k;
3061	}	3867	}
3062		3868
3063	warn "getting rid of safe::, as good as possible";	3869	warn "getting rid of safe::, as good as possible";
3064	Symbol::delete_package "safe::$_"	3870	clear_package "safe::$_"
3065	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3871	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3066		3872
3067	warn "unloading cf.pm \"a bit\"";	3873	warn "unloading cf.pm \"a bit\"";
3068	delete $INC{"cf.pm"};	3874	delete $INC{"cf.pm"};
3069	delete $INC{"cf/pod.pm"};	3875	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3070		3876
3071	# don't, removes xs symbols, too,	3877	# don't, removes xs symbols, too,
3072	# and global variables created in xs	3878	# and global variables created in xs
3073	#Symbol::delete_package __PACKAGE__;	3879	#clear_package __PACKAGE__;
3074		3880
3075	warn "unload completed, starting to reload now";	3881	warn "unload completed, starting to reload now";
3076		3882
3077	warn "reloading cf.pm";	3883	warn "reloading cf.pm";
3078	require cf;	3884	require cf;
3079	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3885	cf::_connect_to_perl_1;
3080		3886
3081	warn "loading config and database again";	3887	warn "loading config and database again";
3082	cf::cfg_load;	3888	cf::reload_config;
3083		3889
3084	warn "loading extensions";	3890	warn "loading extensions";
3085	cf::load_extensions;	3891	cf::load_extensions;
3086		3892
		3893	if ($REATTACH_ON_RELOAD) {
3087	warn "reattaching attachments to objects/players";	3894	warn "reattaching attachments to objects/players";
3088	_global_reattach; # objects, sockets	3895	_global_reattach; # objects, sockets
3089	warn "reattaching attachments to maps";	3896	warn "reattaching attachments to maps";
3090	reattach $_ for values %MAP;	3897	reattach $_ for values %MAP;
3091	warn "reattaching attachments to players";	3898	warn "reattaching attachments to players";
3092	reattach $_ for values %PLAYER;	3899	reattach $_ for values %PLAYER;
		3900	}
3093		3901
		3902	warn "running post_init jobs";
		3903	(pop @POST_INIT)->(1) while @POST_INIT;
		3904
3094	warn "leaving sync_job";	3905	warn "leaving sync_job";
3095		3906
3096	1	3907	1
3097	} or do {	3908	} or do {
3098	warn $@;	3909	warn $@;
3099	warn "error while reloading, exiting.";	3910	cf::cleanup "error while reloading, exiting.";
3100	exit 1;
3101	};	3911	};
3102		3912
3103	warn "reloaded";	3913	warn "reloaded";
		3914	--$RELOAD;
		3915	}
		3916
		3917	$t1 = AE::time - $t1;
		3918	warn "reload completed in ${t1}s\n";
3104	};	3919	};
3105		3920
3106	our $RELOAD_WATCHER; # used only during reload	3921	our $RELOAD_WATCHER; # used only during reload
3107		3922
3108	sub reload_perl() {	3923	sub reload_perl() {
3109	# doing reload synchronously and two reloads happen back-to-back,	3924	# doing reload synchronously and two reloads happen back-to-back,
3110	# coro crashes during coro_state_free->destroy here.	3925	# coro crashes during coro_state_free->destroy here.
3111		3926
3112	$RELOAD_WATCHER ||= Event->timer (	3927	$RELOAD_WATCHER ||= cf::async {
3113	reentrant => 0,	3928	Coro::AIO::aio_wait cache_extensions;
3114	after => 0,	3929
3115	data => WF_AUTOCANCEL,	3930	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3116	cb => sub {
3117	do_reload_perl;	3931	do_reload_perl;
3118	undef $RELOAD_WATCHER;	3932	undef $RELOAD_WATCHER;
3119	},	3933	};
3120	);	3934	};
3121	}	3935	}
3122		3936
3123	register_command "reload" => sub {	3937	register_command "reload" => sub {
3124	my ($who, $arg) = @_;	3938	my ($who, $arg) = @_;
3125		3939
3126	if ($who->flag (FLAG_WIZ)) {	3940	if ($who->flag (FLAG_WIZ)) {
3127	$who->message ("reloading server.");	3941	$who->message ("reloading server.");
		3942	async {
		3943	$Coro::current->{desc} = "perl_reload";
3128	async { reload_perl };	3944	reload_perl;
		3945	};
3129	}	3946	}
3130	};	3947	};
3131		3948
3132	unshift @INC, $LIBDIR;	3949	unshift @INC, $LIBDIR;
3133		3950
…		…
3135		3952
3136	our @WAIT_FOR_TICK;	3953	our @WAIT_FOR_TICK;
3137	our @WAIT_FOR_TICK_BEGIN;	3954	our @WAIT_FOR_TICK_BEGIN;
3138		3955
3139	sub wait_for_tick {	3956	sub wait_for_tick {
3140	return unless $TICK_WATCHER->is_active;
3141	return if $Coro::current == $Coro::main;	3957	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3142		3958
3143	my $signal = new Coro::Signal;	3959	my $signal = new Coro::Signal;
3144	push @WAIT_FOR_TICK, $signal;	3960	push @WAIT_FOR_TICK, $signal;
3145	$signal->wait;	3961	$signal->wait;
3146	}	3962	}
3147		3963
3148	sub wait_for_tick_begin {	3964	sub wait_for_tick_begin {
3149	return unless $TICK_WATCHER->is_active;
3150	return if $Coro::current == $Coro::main;	3965	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3151		3966
3152	my $signal = new Coro::Signal;	3967	my $signal = new Coro::Signal;
3153	push @WAIT_FOR_TICK_BEGIN, $signal;	3968	push @WAIT_FOR_TICK_BEGIN, $signal;
3154	$signal->wait;	3969	$signal->wait;
3155	}	3970	}
3156		3971
3157	my $min = 1e6;#d#	3972	sub tick {
3158	my $avg = 10;
3159	$TICK_WATCHER = Event->timer (
3160	reentrant => 0,
3161	parked => 1,
3162	prio => 0,
3163	at => $NEXT_TICK || $TICK,
3164	data => WF_AUTOCANCEL,
3165	cb => sub {
3166	if ($Coro::current != $Coro::main) {	3973	if ($Coro::current != $Coro::main) {
3167	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3974	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3168	unless ++$bug_warning > 10;	3975	unless ++$bug_warning > 10;
3169	return;	3976	return;
3170	}	3977	}
3171		3978
3172	$NOW = $tick_start = Event::time;
3173
3174	cf::server_tick; # one server iteration	3979	cf::server_tick; # one server iteration
3175		3980
3176	0 && sync_job {#d#	3981	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3177	for(1..10) {
3178	my $t = Event::time;
3179	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3180	or die;
3181		3982
3182	$map->width (50);	3983	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3183	$map->height (50);	3984	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3184	$map->alloc;	3985	Coro::async_pool {
3185	$map->_load_objects ("/tmp/x.map", 1);	3986	$Coro::current->{desc} = "runtime saver";
3186	my $t = Event::time - $t;	3987	write_runtime_sync
3187		3988	or warn "ERROR: unable to write runtime file: $!";
3188	#next unless $t < 0.0013;#d#
3189	if ($t < $min) {
3190	$min = $t;
3191	}
3192	$avg = $avg * 0.99 + $t * 0.01;
3193	}
3194	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3195	exit 0;
3196	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3197	};	3989	};
		3990	}
3198		3991
3199	$RUNTIME += $TICK;
3200	$NEXT_TICK += $TICK;
3201
3202	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3203	$NEXT_RUNTIME_WRITE = $NOW + 10;
3204	Coro::async_pool {
3205	write_runtime
3206	or warn "ERROR: unable to write runtime file: $!";
3207	};
3208	}
3209
3210	# my $AFTER = Event::time;
3211	# warn $AFTER - $NOW;#d#
3212
3213	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3992	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3214	$sig->send;	3993	$sig->send;
3215	}	3994	}
3216	while (my $sig = shift @WAIT_FOR_TICK) {	3995	while (my $sig = shift @WAIT_FOR_TICK) {
3217	$sig->send;	3996	$sig->send;
3218	}	3997	}
3219		3998
3220	$NOW = Event::time;	3999	$LOAD = ($NOW - $TICK_START) / $TICK;
3221
3222	# if we are delayed by four ticks or more, skip them all
3223	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3224
3225	$TICK_WATCHER->at ($NEXT_TICK);
3226	$TICK_WATCHER->start;
3227
3228	$LOAD = ($NOW - $tick_start) / $TICK;
3229	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4000	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3230		4001
3231	_post_tick;	4002	if (0) {
3232		4003	if ($NEXT_TICK) {
3233		4004	my $jitter = $TICK_START - $NEXT_TICK;
		4005	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4006	warn "jitter $JITTER\n";#d#
		4007	}
3234	},	4008	}
3235	);	4009	}
3236		4010
3237	{	4011	{
3238	BDB::max_poll_time $TICK * 0.1;	4012	# configure BDB
3239	$BDB_POLL_WATCHER = Event->io (	4013
3240	reentrant => 0,
3241	fd => BDB::poll_fileno,
3242	poll => 'r',
3243	prio => 0,
3244	data => WF_AUTOCANCEL,
3245	cb => \&BDB::poll_cb,
3246	);
3247	BDB::min_parallel 8;	4014	BDB::min_parallel 16;
3248		4015	BDB::max_poll_reqs $TICK * 0.1;
3249	BDB::set_sync_prepare {	4016	$AnyEvent::BDB::WATCHER->priority (1);
3250	my $status;
3251	my $current = $Coro::current;
3252	(
3253	sub {
3254	$status = $!;
3255	$current->ready; undef $current;
3256	},
3257	sub {
3258	Coro::schedule while defined $current;
3259	$! = $status;
3260	},
3261	)
3262	};
3263		4017
3264	unless ($DB_ENV) {	4018	unless ($DB_ENV) {
3265	$DB_ENV = BDB::db_env_create;	4019	$DB_ENV = BDB::db_env_create;
		4020	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4021	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4022	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4023	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4024	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3266		4025
3267	cf::sync_job {	4026	cf::sync_job {
3268	eval {	4027	eval {
3269	BDB::db_env_open	4028	BDB::db_env_open
3270	$DB_ENV,	4029	$DB_ENV,
…		…
3272	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4031	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3273	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4032	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3274	0666;	4033	0666;
3275		4034
3276	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4035	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3277
3278	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3279	$DB_ENV->set_lk_detect;
3280	};	4036	};
3281		4037
3282	cf::cleanup "db_env_open(db): $@" if $@;	4038	cf::cleanup "db_env_open(db): $@" if $@;
3283	};	4039	};
3284	}	4040	}
		4041
		4042	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4043	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4044	};
		4045	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4046	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4047	};
		4048	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4049	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4050	};
3285	}	4051	}
3286		4052
3287	{	4053	{
		4054	# configure IO::AIO
		4055
3288	IO::AIO::min_parallel 8;	4056	IO::AIO::min_parallel 8;
3289
3290	undef $Coro::AIO::WATCHER;
3291	IO::AIO::max_poll_time $TICK * 0.1;	4057	IO::AIO::max_poll_time $TICK * 0.1;
3292	$AIO_POLL_WATCHER = Event->io (	4058	undef $AnyEvent::AIO::WATCHER;
3293	reentrant => 0,
3294	data => WF_AUTOCANCEL,
3295	fd => IO::AIO::poll_fileno,
3296	poll => 'r',
3297	prio => 6,
3298	cb => \&IO::AIO::poll_cb,
3299	);
3300	}	4059	}
3301		4060
3302	my $_log_backtrace;	4061	my $_log_backtrace;
3303		4062
3304	sub _log_backtrace {	4063	sub _log_backtrace {
…		…
3307	$msg =~ s/\n//;	4066	$msg =~ s/\n//;
3308		4067
3309	# limit the # of concurrent backtraces	4068	# limit the # of concurrent backtraces
3310	if ($_log_backtrace < 2) {	4069	if ($_log_backtrace < 2) {
3311	++$_log_backtrace;	4070	++$_log_backtrace;
		4071	my $perl_bt = Carp::longmess $msg;
3312	async {	4072	async {
		4073	$Coro::current->{desc} = "abt $msg";
		4074
3313	my @bt = fork_call {	4075	my @bt = fork_call {
3314	@addr = map { sprintf "%x", $_ } @addr;	4076	@addr = map { sprintf "%x", $_ } @addr;
3315	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4077	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3316	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4078	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3317	or die "addr2line: $!";	4079	or die "addr2line: $!";
…		…
3325	}	4087	}
3326		4088
3327	@funcs	4089	@funcs
3328	};	4090	};
3329		4091
3330	LOG llevInfo, "[ABT] $msg\n";	4092	LOG llevInfo, "[ABT] $perl_bt\n";
		4093	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3331	LOG llevInfo, "[ABT] $_\n" for @bt;	4094	LOG llevInfo, "[ABT] $_\n" for @bt;
3332	--$_log_backtrace;	4095	--$_log_backtrace;
3333	};	4096	};
3334	} else {	4097	} else {
3335	LOG llevInfo, "[ABT] $msg\n";	4098	LOG llevInfo, "[ABT] $msg\n";
3336	LOG llevInfo, "[ABT] [suppressed]\n";	4099	LOG llevInfo, "[ABT] [suppressed]\n";
3337	}	4100	}
3338	}	4101	}
3339		4102
3340	# load additional modules	4103	# load additional modules
3341	use cf::pod;	4104	require "cf/$_.pm" for @EXTRA_MODULES;
		4105	cf::_connect_to_perl_2;
3342		4106
3343	END { cf::emergency_save }	4107	END { cf::emergency_save }
3344		4108
3345	1	4109	1
3346		4110

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