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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.303 by root, Wed Jul 11 15:57:31 2007 UTC vs.
Revision 1.522 by root, Sat Apr 17 02:22:14 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	sub in_main() {
		171	$Coro::current == $Coro::main
		172	}
		173
		174	#############################################################################
		175
		176	%REFLECT = ();
		177	for (@REFLECT) {
		178	my $reflect = JSON::XS::decode_json $_;
		179	$REFLECT{$reflect->{class}} = $reflect;
		180	}
		181
		182	# this is decidedly evil
		183	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
118		184
119	#############################################################################	185	#############################################################################
120		186
121	=head2 GLOBAL VARIABLES	187	=head2 GLOBAL VARIABLES
122		188
…		…
158		224
159	The raw value load value from the last tick.	225	The raw value load value from the last tick.
160		226
161	=item %cf::CFG	227	=item %cf::CFG
162		228
163	Configuration for the server, loaded from C</etc/crossfire/config>, or	229	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
164	from wherever your confdir points to.	230	from wherever your confdir points to.
165		231
166	=item cf::wait_for_tick, cf::wait_for_tick_begin	232	=item cf::wait_for_tick, cf::wait_for_tick_begin
167		233
168	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	234	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	235	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.	236	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
171		237
		238	=item @cf::INVOKE_RESULTS
		239
		240	This array contains the results of the last C<invoke ()> call. When
		241	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
		242	that call.
		243
		244	=item %cf::REFLECT
		245
		246	Contains, for each (C++) class name, a hash reference with information
		247	about object members (methods, scalars, arrays and flags) and other
		248	metadata, which is useful for introspection.
		249
172	=back	250	=back
173		251
174	=cut	252	=cut
175		253
176	BEGIN {	254	$Coro::State::WARNHOOK = sub {
177	*CORE::GLOBAL::warn = sub {
178	my $msg = join "", @_;	255	my $msg = join "", @_;
179		256
180	$msg .= "\n"	257	$msg .= "\n"
181	unless $msg =~ /\n$/;	258	unless $msg =~ /\n$/;
182		259
183	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	260	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
184		261
185	utf8::encode $msg;
186	LOG llevError, $msg;	262	LOG llevError, $msg;
187	};	263	};
188	}	264
		265	$Coro::State::DIEHOOK = sub {
		266	return unless $^S eq 0; # "eq", not "=="
		267
		268	warn Carp::longmess $_[0];
		269
		270	if (in_main) {#d#
		271	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		272	return;#d#
		273	}#d#
		274
		275	# kill coroutine otherwise
		276	Coro::terminate
		277	};
189		278
190	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	279	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
191	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	280	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
192	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	281	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
193	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	282	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
200	for my $pkg (qw(	289	for my $pkg (qw(
201	cf::global cf::attachable	290	cf::global cf::attachable
202	cf::object cf::object::player	291	cf::object cf::object::player
203	cf::client cf::player	292	cf::client cf::player
204	cf::arch cf::living	293	cf::arch cf::living
		294	cf::map cf::mapspace
205	cf::map cf::party cf::region	295	cf::party cf::region
206	)) {	296	)) {
207	no strict 'refs';
208	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	297	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
209	}	298	}
210		299
211	$Event::DIED = sub {	300	$EV::DIED = sub {
212	warn "error in event callback: @_";	301	Carp::cluck "error in event callback: @_";
213	};	302	};
214		303
215	#############################################################################	304	#############################################################################
216		305
217	=head2 UTILITY FUNCTIONS	306	=head2 UTILITY FUNCTIONS
…		…
239	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	328	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
240	$d	329	$d
241	} || "[unable to dump $_[0]: '$@']";	330	} || "[unable to dump $_[0]: '$@']";
242	}	331	}
243		332
244	=item $ref = cf::from_json $json	333	=item $ref = cf::decode_json $json
245		334
246	Converts a JSON string into the corresponding perl data structure.	335	Converts a JSON string into the corresponding perl data structure.
247		336
248	=item $json = cf::to_json $ref	337	=item $json = cf::encode_json $ref
249		338
250	Converts a perl data structure into its JSON representation.	339	Converts a perl data structure into its JSON representation.
251		340
252	=cut	341	=cut
253		342
254	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	343	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
255		344
256	sub to_json ($) { $json_coder->encode ($_[0]) }	345	sub encode_json($) { $json_coder->encode ($_[0]) }
257	sub from_json ($) { $json_coder->decode ($_[0]) }	346	sub decode_json($) { $json_coder->decode ($_[0]) }
		347
		348	=item cf::post_init { BLOCK }
		349
		350	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		351	but I<before> the server starts ticking again.
		352
		353	The cdoeblock will have a single boolean argument to indicate whether this
		354	is a reload or not.
		355
		356	=cut
		357
		358	sub post_init(&) {
		359	push @POST_INIT, shift;
		360	}
258		361
259	=item cf::lock_wait $string	362	=item cf::lock_wait $string
260		363
261	Wait until the given lock is available. See cf::lock_acquire.	364	Wait until the given lock is available. See cf::lock_acquire.
262		365
263	=item my $lock = cf::lock_acquire $string	366	=item my $lock = cf::lock_acquire $string
264		367
265	Wait until the given lock is available and then acquires it and returns	368	Wait until the given lock is available and then acquires it and returns
266	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	369	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
267	for example when the coroutine gets canceled), the lock is automatically	370	for example when the coroutine gets canceled), the lock is automatically
268	returned.	371	returned.
269		372
		373	Locks are *not* recursive, locking from the same coro twice results in a
		374	deadlocked coro.
		375
270	Lock names should begin with a unique identifier (for example, cf::map::find	376	Lock names should begin with a unique identifier (for example, cf::map::find
271	uses map_find and cf::map::load uses map_load).	377	uses map_find and cf::map::load uses map_load).
272		378
273	=item $locked = cf::lock_active $string	379	=item $locked = cf::lock_active $string
274		380
275	Return true if the lock is currently active, i.e. somebody has locked it.	381	Return true if the lock is currently active, i.e. somebody has locked it.
276		382
277	=cut	383	=cut
278		384
279	our %LOCK;	385	our $LOCKS = new Coro::SemaphoreSet;
280		386
281	sub lock_wait($) {	387	sub lock_wait($) {
282	my ($key) = @_;	388	$LOCKS->wait ($_[0]);
283
284	# wait for lock, if any
285	while ($LOCK{$key}) {
286	push @{ $LOCK{$key} }, $Coro::current;
287	Coro::schedule;
288	}
289	}	389	}
290		390
291	sub lock_acquire($) {	391	sub lock_acquire($) {
292	my ($key) = @_;	392	$LOCKS->guard ($_[0])
293
294	# wait, to be sure we are not locked
295	lock_wait $key;
296
297	$LOCK{$key} = [];
298
299	Coro::guard {
300	# wake up all waiters, to be on the safe side
301	$_->ready for @{ delete $LOCK{$key} };
302	}
303	}	393	}
304		394
305	sub lock_active($) {	395	sub lock_active($) {
306	my ($key) = @_;	396	$LOCKS->count ($_[0]) < 1
307
308	! ! $LOCK{$key}
309	}	397	}
310		398
311	sub freeze_mainloop {	399	sub freeze_mainloop {
312	return unless $TICK_WATCHER->is_active;	400	tick_inhibit_inc;
313		401
314	my $guard = Coro::guard {	402	&Guard::guard (\&tick_inhibit_dec);
315	$TICK_WATCHER->start;	403	}
		404
		405	=item cf::periodic $interval, $cb
		406
		407	Like EV::periodic, but randomly selects a starting point so that the actions
		408	get spread over time.
		409
		410	=cut
		411
		412	sub periodic($$) {
		413	my ($interval, $cb) = @_;
		414
		415	my $start = rand List::Util::min 180, $interval;
		416
		417	EV::periodic $start, $interval, 0, $cb
		418	}
		419
		420	=item cf::get_slot $time[, $priority[, $name]]
		421
		422	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		423	This call blocks and returns only when you have at least C<$time> seconds
		424	of cpu time till the next tick. The slot is only valid till the next cede.
		425
		426	The optional C<$name> can be used to identify the job to run. It might be
		427	used for statistical purposes and should identify the same time-class.
		428
		429	Useful for short background jobs.
		430
		431	=cut
		432
		433	our @SLOT_QUEUE;
		434	our $SLOT_QUEUE;
		435	our $SLOT_DECAY = 0.9;
		436
		437	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		438	$SLOT_QUEUE = Coro::async {
		439	$Coro::current->desc ("timeslot manager");
		440
		441	my $signal = new Coro::Signal;
		442	my $busy;
		443
		444	while () {
		445	next_job:
		446
		447	my $avail = cf::till_tick;
		448
		449	for (0 .. $#SLOT_QUEUE) {
		450	if ($SLOT_QUEUE[$_][0] <= $avail) {
		451	$busy = 0;
		452	my $job = splice @SLOT_QUEUE, $_, 1, ();
		453	$job->[2]->send;
		454	Coro::cede;
		455	goto next_job;
		456	} else {
		457	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
		458	}
		459	}
		460
		461	if (@SLOT_QUEUE) {
		462	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		463	push @cf::WAIT_FOR_TICK, $signal;
		464	$signal->wait;
		465	} else {
		466	$busy = 0;
		467	Coro::schedule;
		468	}
316	};	469	}
317	$TICK_WATCHER->stop;	470	};
318	$guard	471
		472	sub get_slot($;$$) {
		473	return if tick_inhibit || $Coro::current == $Coro::main;
		474
		475	my ($time, $pri, $name) = @_;
		476
		477	$time = clamp $time, 0.01, $TICK * .6;
		478
		479	my $sig = new Coro::Signal;
		480
		481	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		482	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		483	$SLOT_QUEUE->ready;
		484	$sig->wait;
319	}	485	}
320		486
321	=item cf::async { BLOCK }	487	=item cf::async { BLOCK }
322		488
323	Currently the same as Coro::async_pool, meaning you cannot use	489	Currently the same as Coro::async_pool, meaning you cannot use
…		…
328		494
329	BEGIN { *async = \&Coro::async_pool }	495	BEGIN { *async = \&Coro::async_pool }
330		496
331	=item cf::sync_job { BLOCK }	497	=item cf::sync_job { BLOCK }
332		498
333	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	499	The design of Deliantra requires that the main coroutine ($Coro::main)
334	is always able to handle events or runnable, as Crossfire TRT is only	500	is always able to handle events or runnable, as Deliantra is only
335	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	501	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
336	acceptable.	502	acceptable.
337		503
338	If it must be done, put the blocking parts into C<sync_job>. This will run	504	If it must be done, put the blocking parts into C<sync_job>. This will run
339	the given BLOCK in another coroutine while waiting for the result. The	505	the given BLOCK in another coroutine while waiting for the result. The
…		…
344		510
345	sub sync_job(&) {	511	sub sync_job(&) {
346	my ($job) = @_;	512	my ($job) = @_;
347		513
348	if ($Coro::current == $Coro::main) {	514	if ($Coro::current == $Coro::main) {
349	my $time = Event::time;	515	my $time = AE::time;
350		516
351	# this is the main coro, too bad, we have to block	517	# this is the main coro, too bad, we have to block
352	# till the operation succeeds, freezing the server :/	518	# till the operation succeeds, freezing the server :/
353		519
354	# TODO: use suspend/resume instead	520	LOG llevError, Carp::longmess "sync job";#d#
355	# (but this is cancel-safe)	521
356	my $freeze_guard = freeze_mainloop;	522	my $freeze_guard = freeze_mainloop;
357		523
358	my $busy = 1;	524	my $busy = 1;
359	my @res;	525	my @res;
360		526
361	(async {	527	(async {
		528	$Coro::current->desc ("sync job coro");
362	@res = eval { $job->() };	529	@res = eval { $job->() };
363	warn $@ if $@;	530	warn $@ if $@;
364	undef $busy;	531	undef $busy;
365	})->prio (Coro::PRIO_MAX);	532	})->prio (Coro::PRIO_MAX);
366		533
367	while ($busy) {	534	while ($busy) {
368	Coro::cede or Event::one_event;	535	if (Coro::nready) {
		536	Coro::cede_notself;
		537	} else {
		538	EV::loop EV::LOOP_ONESHOT;
369	}	539	}
		540	}
370		541
371	$time = Event::time - $time;	542	my $time = AE::time - $time;
372		543
373	LOG llevError | logBacktrace, Carp::longmess "long sync job"
374	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
375
376	$tick_start += $time; # do not account sync jobs to server load	544	$TICK_START += $time; # do not account sync jobs to server load
377		545
378	wantarray ? @res : $res[0]	546	wantarray ? @res : $res[0]
379	} else {	547	} else {
380	# we are in another coroutine, how wonderful, everything just works	548	# we are in another coroutine, how wonderful, everything just works
381		549
…		…
406	=item fork_call { }, $args	574	=item fork_call { }, $args
407		575
408	Executes the given code block with the given arguments in a seperate	576	Executes the given code block with the given arguments in a seperate
409	process, returning the results. Everything must be serialisable with	577	process, returning the results. Everything must be serialisable with
410	Coro::Storable. May, of course, block. Note that the executed sub may	578	Coro::Storable. May, of course, block. Note that the executed sub may
411	never block itself or use any form of Event handling.	579	never block itself or use any form of event handling.
412		580
413	=cut	581	=cut
414
415	sub _store_scalar {
416	open my $fh, ">", \my $buf
417	or die "fork_call: cannot open fh-to-buf in child : $!";
418	Storable::store_fd $_[0], $fh;
419	close $fh;
420
421	$buf
422	}
423		582
424	sub fork_call(&@) {	583	sub fork_call(&@) {
425	my ($cb, @args) = @_;	584	my ($cb, @args) = @_;
426		585
427	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	586	# we seemingly have to make a local copy of the whole thing,
428	# or die "socketpair: $!";	587	# otherwise perl prematurely frees the stuff :/
429	pipe my $fh1, my $fh2	588	# TODO: investigate and fix (likely this will be rather laborious)
430	or die "pipe: $!";
431		589
432	if (my $pid = fork) {	590	my @res = Coro::Util::fork_eval {
433	close $fh2;
434
435	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
436	warn "pst<$res>" unless $res =~ /^pst/;
437	$res = Coro::Storable::thaw $res;
438
439	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
440
441	Carp::confess $$res unless "ARRAY" eq ref $res;
442
443	return wantarray ? @$res : $res->[-1];
444	} else {
445	reset_signals;	591	reset_signals;
446	local $SIG{__WARN__};	592	&$cb
447	local $SIG{__DIE__};	593	}, @args;
448	# just in case, this hack effectively disables event
449	# in the child. cleaner and slower would be canceling all watchers,
450	# but this works for the time being.
451	local $Coro::idle;
452	$Coro::current->prio (Coro::PRIO_MAX);
453		594
454	eval {	595	wantarray ? @res : $res[-1]
455	close $fh1;	596	}
456		597
457	my @res = eval { $cb->(@args) };	598	sub objinfo {
458
459	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;
460	close $fh2;
461	};
462
463	warn $@ if $@;
464	_exit 0;
465	}	599	(
		600	"counter value" => cf::object::object_count,
		601	"objects created" => cf::object::create_count,
		602	"objects destroyed" => cf::object::destroy_count,
		603	"freelist size" => cf::object::free_count,
		604	"allocated objects" => cf::object::objects_size,
		605	"active objects" => cf::object::actives_size,
		606	)
		607	}
		608
		609	=item $coin = coin_from_name $name
		610
		611	=cut
		612
		613	our %coin_alias = (
		614	"silver" => "silvercoin",
		615	"silvercoin" => "silvercoin",
		616	"silvercoins" => "silvercoin",
		617	"gold" => "goldcoin",
		618	"goldcoin" => "goldcoin",
		619	"goldcoins" => "goldcoin",
		620	"platinum" => "platinacoin",
		621	"platinumcoin" => "platinacoin",
		622	"platinumcoins" => "platinacoin",
		623	"platina" => "platinacoin",
		624	"platinacoin" => "platinacoin",
		625	"platinacoins" => "platinacoin",
		626	"royalty" => "royalty",
		627	"royalties" => "royalty",
		628	);
		629
		630	sub coin_from_name($) {
		631	$coin_alias{$_[0]}
		632	? cf::arch::find $coin_alias{$_[0]}
		633	: undef
466	}	634	}
467		635
468	=item $value = cf::db_get $family => $key	636	=item $value = cf::db_get $family => $key
469		637
470	Returns a single value from the environment database.	638	Returns a single value from the environment database.
…		…
472	=item cf::db_put $family => $key => $value	640	=item cf::db_put $family => $key => $value
473		641
474	Stores the given C<$value> in the family. It can currently store binary	642	Stores the given C<$value> in the family. It can currently store binary
475	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	643	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
476		644
		645	=item $db = cf::db_table "name"
		646
		647	Create and/or open a new database table. The string must not be "db" and must be unique
		648	within each server.
		649
477	=cut	650	=cut
		651
		652	sub db_table($) {
		653	my ($name) = @_;
		654	my $db = BDB::db_create $DB_ENV;
		655
		656	eval {
		657	$db->set_flags (BDB::CHKSUM);
		658
		659	utf8::encode $name;
		660	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		661	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		662	cf::cleanup "db_open(db): $!" if $!;
		663	};
		664	cf::cleanup "db_open(db): $@" if $@;
		665
		666	$db
		667	}
478		668
479	our $DB;	669	our $DB;
480		670
481	sub db_init {	671	sub db_init {
482	unless ($DB) {
483	$DB = BDB::db_create $DB_ENV;
484
485	cf::sync_job {	672	cf::sync_job {
486	eval {	673	$DB ||= db_table "db";
487	$DB->set_flags (BDB::CHKSUM);
488
489	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
490	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
491	cf::cleanup "db_open(db): $!" if $!;
492	};
493	cf::cleanup "db_open(db): $@" if $@;
494	};
495	}	674	};
496	}	675	}
497		676
498	sub db_get($$) {	677	sub db_get($$) {
499	my $key = "$_[0]/$_[1]";	678	my $key = "$_[0]/$_[1]";
500		679
…		…
550	if (1) {	729	if (1) {
551	$md5 =	730	$md5 =
552	join "\x00",	731	join "\x00",
553	$processversion,	732	$processversion,
554	map {	733	map {
555	Coro::cede;	734	cf::cede_to_tick;
556	($src->[$_], Digest::MD5::md5_hex $data[$_])	735	($src->[$_], Digest::MD5::md5_hex $data[$_])
557	} 0.. $#$src;	736	} 0.. $#$src;
558		737
559		738
560	my $dbmd5 = db_get cache => "$id/md5";	739	my $dbmd5 = db_get cache => "$id/md5";
…		…
598		777
599	#############################################################################	778	#############################################################################
600		779
601	=head2 ATTACHABLE OBJECTS	780	=head2 ATTACHABLE OBJECTS
602		781
603	Many objects in crossfire are so-called attachable objects. That means you can	782	Many objects in deliantra are so-called attachable objects. That means you can
604	attach callbacks/event handlers (a collection of which is called an "attachment")	783	attach callbacks/event handlers (a collection of which is called an "attachment")
605	to it. All such attachable objects support the following methods.	784	to it. All such attachable objects support the following methods.
606		785
607	In the following description, CLASS can be any of C<global>, C<object>	786	In the following description, CLASS can be any of C<global>, C<object>
608	C<player>, C<client> or C<map> (i.e. the attachable objects in	787	C<player>, C<client> or C<map> (i.e. the attachable objects in
609	Crossfire TRT).	788	Deliantra).
610		789
611	=over 4	790	=over 4
612		791
613	=item $attachable->attach ($attachment, key => $value...)	792	=item $attachable->attach ($attachment, key => $value...)
614		793
…		…
658	=item cf::CLASS::attachment $name, ...	837	=item cf::CLASS::attachment $name, ...
659		838
660	Register an attachment by C<$name> through which attachable objects of the	839	Register an attachment by C<$name> through which attachable objects of the
661	given CLASS can refer to this attachment.	840	given CLASS can refer to this attachment.
662		841
663	Some classes such as crossfire maps and objects can specify attachments	842	Some classes such as deliantra maps and objects can specify attachments
664	that are attached at load/instantiate time, thus the need for a name.	843	that are attached at load/instantiate time, thus the need for a name.
665		844
666	These calls expect any number of the following handler/hook descriptions:	845	These calls expect any number of the following handler/hook descriptions:
667		846
668	=over 4	847	=over 4
…		…
866	";	1045	";
867	die if $@;	1046	die if $@;
868	}	1047	}
869		1048
870	our $override;	1049	our $override;
871	our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals?	1050	our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
872		1051
873	sub override {	1052	sub override {
874	$override = 1;	1053	$override = 1;
875	@invoke_results = ();	1054	@INVOKE_RESULTS = (@_);
876	}	1055	}
877		1056
878	sub do_invoke {	1057	sub do_invoke {
879	my $event = shift;	1058	my $event = shift;
880	my $callbacks = shift;	1059	my $callbacks = shift;
881		1060
882	@invoke_results = ();	1061	@INVOKE_RESULTS = ();
883		1062
884	local $override;	1063	local $override;
885		1064
886	for (@$callbacks) {	1065	for (@$callbacks) {
887	eval { &{$_->[1]} };	1066	eval { &{$_->[1]} };
…		…
896	}	1075	}
897		1076
898	0	1077	0
899	}	1078	}
900		1079
901	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1080	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
902		1081
903	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1082	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
904		1083
905	Generate an object-specific event with the given arguments.	1084	Generate an object-specific event with the given arguments.
906		1085
907	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be	1086	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be
908	removed in future versions), and there is no public API to access override	1087	removed in future versions), and there is no public API to access override
909	results (if you must, access C<@cf::invoke_results> directly).	1088	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
910		1089
911	=back	1090	=back
912		1091
913	=cut	1092	=cut
914		1093
915	#############################################################################	1094	#############################################################################
916	# object support	1095	# object support
		1096
		1097	sub _object_equal($$);
		1098	sub _object_equal($$) {
		1099	my ($a, $b) = @_;
		1100
		1101	return 0 unless (ref $a) eq (ref $b);
		1102
		1103	if ("HASH" eq ref $a) {
		1104	my @ka = keys %$a;
		1105	my @kb = keys %$b;
		1106
		1107	return 0 if @ka != @kb;
		1108
		1109	for (0 .. $#ka) {
		1110	return 0 unless $ka[$_] eq $kb[$_];
		1111	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1112	}
		1113
		1114	} elsif ("ARRAY" eq ref $a) {
		1115
		1116	return 0 if @$a != @$b;
		1117
		1118	for (0 .. $#$a) {
		1119	return 0 unless _object_equal $a->[$_], $b->[$_];
		1120	}
		1121
		1122	} elsif ($a ne $b) {
		1123	return 0;
		1124	}
		1125
		1126	1
		1127	}
		1128
		1129	our $SLOW_MERGES;#d#
		1130	sub _can_merge {
		1131	my ($ob1, $ob2) = @_;
		1132
		1133	++$SLOW_MERGES;#d#
		1134
		1135	# we do the slow way here
		1136	return _object_equal $ob1, $ob2
		1137	}
917		1138
918	sub reattach {	1139	sub reattach {
919	# basically do the same as instantiate, without calling instantiate	1140	# basically do the same as instantiate, without calling instantiate
920	my ($obj) = @_;	1141	my ($obj) = @_;
921		1142
		1143	# no longer needed after getting rid of delete_package?
922	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1144	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
923		1145
924	my $registry = $obj->registry;	1146	my $registry = $obj->registry;
925		1147
926	@$registry = ();	1148	@$registry = ();
927		1149
…		…
942	cf::attachable->attach (	1164	cf::attachable->attach (
943	prio => -1000000,	1165	prio => -1000000,
944	on_instantiate => sub {	1166	on_instantiate => sub {
945	my ($obj, $data) = @_;	1167	my ($obj, $data) = @_;
946		1168
947	$data = from_json $data;	1169	$data = decode_json $data;
948		1170
949	for (@$data) {	1171	for (@$data) {
950	my ($name, $args) = @$_;	1172	my ($name, $args) = @$_;
951		1173
952	$obj->attach ($name, %{$args || {} });	1174	$obj->attach ($name, %{$args || {} });
…		…
968	sub object_freezer_save {	1190	sub object_freezer_save {
969	my ($filename, $rdata, $objs) = @_;	1191	my ($filename, $rdata, $objs) = @_;
970		1192
971	sync_job {	1193	sync_job {
972	if (length $$rdata) {	1194	if (length $$rdata) {
		1195	utf8::decode (my $decname = $filename);
973	warn sprintf "saving %s (%d,%d)\n",	1196	warn sprintf "saving %s (%d,%d)\n",
974	$filename, length $$rdata, scalar @$objs;	1197	$decname, length $$rdata, scalar @$objs;
975		1198
976	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1199	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
977	chmod SAVE_MODE, $fh;	1200	aio_chmod $fh, SAVE_MODE;
978	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1201	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
979	aio_fsync $fh if $cf::USE_FSYNC;	1202	if ($cf::USE_FSYNC) {
		1203	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;
		1204	aio_fsync $fh;
		1205	}
980	close $fh;	1206	aio_close $fh;
981		1207
982	if (@$objs) {	1208	if (@$objs) {
983	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1209	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
984	chmod SAVE_MODE, $fh;	1210	aio_chmod $fh, SAVE_MODE;
985	my $data = Storable::nfreeze { version => 1, objs => $objs };	1211	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
986	aio_write $fh, 0, (length $data), $data, 0;	1212	aio_write $fh, 0, (length $data), $data, 0;
987	aio_fsync $fh if $cf::USE_FSYNC;	1213	if ($cf::USE_FSYNC) {
		1214	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;
		1215	aio_fsync $fh;
		1216	}
988	close $fh;	1217	aio_close $fh;
989	aio_rename "$filename.pst~", "$filename.pst";	1218	aio_rename "$filename.pst~", "$filename.pst";
990	}	1219	}
991	} else {	1220	} else {
992	aio_unlink "$filename.pst";	1221	aio_unlink "$filename.pst";
993	}	1222	}
994		1223
995	aio_rename "$filename~", $filename;	1224	aio_rename "$filename~", $filename;
		1225
		1226	$filename =~ s%/[^/]+$%%;
		1227	aio_pathsync $filename if $cf::USE_FSYNC;
996	} else {	1228	} else {
997	warn "FATAL: $filename~: $!\n";	1229	warn "unable to save objects: $filename~: $!\n";
998	}	1230	}
999	} else {	1231	} else {
1000	aio_unlink $filename;	1232	aio_unlink $filename;
1001	aio_unlink "$filename.pst";	1233	aio_unlink "$filename.pst";
1002	}	1234	}
1003	}	1235	};
1004	}	1236	}
1005		1237
1006	sub object_freezer_as_string {	1238	sub object_freezer_as_string {
1007	my ($rdata, $objs) = @_;	1239	my ($rdata, $objs) = @_;
1008		1240
…		…
1020	or return;	1252	or return;
1021		1253
1022	unless (aio_stat "$filename.pst") {	1254	unless (aio_stat "$filename.pst") {
1023	(aio_load "$filename.pst", $av) >= 0	1255	(aio_load "$filename.pst", $av) >= 0
1024	or return;	1256	or return;
		1257
1025	$av = eval { (Storable::thaw $av)->{objs} };	1258	my $st = eval { Coro::Storable::thaw $av };
		1259	$av = $st->{objs};
1026	}	1260	}
1027		1261
		1262	utf8::decode (my $decname = $filename);
1028	warn sprintf "loading %s (%d)\n",	1263	warn sprintf "loading %s (%d,%d)\n",
1029	$filename, length $data, scalar @{$av || []};	1264	$decname, length $data, scalar @{$av || []};
		1265
1030	return ($data, $av);	1266	($data, $av)
1031	}	1267	}
1032		1268
1033	=head2 COMMAND CALLBACKS	1269	=head2 COMMAND CALLBACKS
1034		1270
1035	=over 4	1271	=over 4
…		…
1089	my ($name, $cb) = @_;	1325	my ($name, $cb) = @_;
1090		1326
1091	$EXTICMD{$name} = $cb;	1327	$EXTICMD{$name} = $cb;
1092	}	1328	}
1093		1329
		1330	use File::Glob ();
		1331
1094	cf::player->attach (	1332	cf::player->attach (
1095	on_command => sub {	1333	on_unknown_command => sub {
1096	my ($pl, $name, $params) = @_;	1334	my ($pl, $name, $params) = @_;
1097		1335
1098	my $cb = $COMMAND{$name}	1336	my $cb = $COMMAND{$name}
1099	or return;	1337	or return;
1100		1338
…		…
1108	my ($pl, $buf) = @_;	1346	my ($pl, $buf) = @_;
1109		1347
1110	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1348	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1111		1349
1112	if (ref $msg) {	1350	if (ref $msg) {
		1351	my ($type, $reply, @payload) =
		1352	"ARRAY" eq ref $msg
		1353	? @$msg
		1354	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1355
		1356	my @reply;
		1357
1113	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1358	if (my $cb = $EXTCMD{$type}) {
1114	if (my %reply = $cb->($pl, $msg)) {	1359	@reply = $cb->($pl, @payload);
1115	$pl->ext_reply ($msg->{msgid}, %reply);
1116	}
1117	}	1360	}
		1361
		1362	$pl->ext_reply ($reply, @reply)
		1363	if $reply;
		1364
1118	} else {	1365	} else {
1119	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1366	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1120	}	1367	}
1121		1368
1122	cf::override;	1369	cf::override;
1123	},	1370	},
1124	);	1371	);
		1372
		1373	# "readahead" all extensions
		1374	sub cache_extensions {
		1375	my $grp = IO::AIO::aio_group;
		1376
		1377	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1378	for (grep /\.ext$/, @{$_[0]}) {
		1379	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1380	}
		1381	};
		1382
		1383	$grp
		1384	}
1125		1385
1126	sub load_extensions {	1386	sub load_extensions {
1127	cf::sync_job {	1387	cf::sync_job {
1128	my %todo;	1388	my %todo;
1129		1389
…		…
1149		1409
1150	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1410	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1151	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1411	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1152		1412
1153	$ext{source} =	1413	$ext{source} =
1154	"package $pkg; use strict; use utf8;\n"	1414	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1155	. "#line 1 \"$path\"\n{\n"	1415	. "#line 1 \"$path\"\n{\n"
1156	. $source	1416	. $source
1157	. "\n};\n1";	1417	. "\n};\n1";
1158		1418
1159	$todo{$base} = \%ext;	1419	$todo{$base} = \%ext;
1160	}	1420	}
1161		1421
		1422	my $pass = 0;
1162	my %done;	1423	my %done;
1163	while (%todo) {	1424	while (%todo) {
1164	my $progress;	1425	my $progress;
1165		1426
		1427	++$pass;
		1428
		1429	ext:
1166	while (my ($k, $v) = each %todo) {	1430	while (my ($k, $v) = each %todo) {
1167	for (split /,\s*/, $v->{meta}{depends}) {	1431	for (split /,\s*/, $v->{meta}{depends}) {
1168	goto skip	1432	next ext
1169	unless exists $done{$_};	1433	unless exists $done{$_};
1170	}	1434	}
1171		1435
1172	warn "... loading '$k' into '$v->{pkg}'\n";	1436	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1173		1437
1174	unless (eval $v->{source}) {	1438	my $active = eval $v->{source};
		1439
		1440	if (length $@) {
1175	my $msg = $@ ? "$v->{path}: $@\n"	1441	warn "$v->{path}: $@\n";
1176	: "$v->{base}: extension inactive.\n";
1177		1442
		1443	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1178	if (exists $v->{meta}{mandatory}) {	1444	if exists $v->{meta}{mandatory};
1179	warn $msg;	1445
1180	warn "mandatory extension failed to load, exiting.\n";	1446	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1181	exit 1;	1447	delete $todo{$k};
1182	}	1448	} else {
1183		1449	$done{$k} = delete $todo{$k};
1184	warn $msg;	1450	push @EXTS, $v->{pkg};
		1451	$progress = 1;
		1452
		1453	warn "$v->{base}: extension inactive.\n"
		1454	unless $active;
1185	}	1455	}
1186
1187	$done{$k} = delete $todo{$k};
1188	push @EXTS, $v->{pkg};
1189	$progress = 1;
1190	}	1456	}
1191		1457
1192	skip:	1458	unless ($progress) {
1193	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1459	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1194	unless $progress;	1460
		1461	while (my ($k, $v) = each %todo) {
		1462	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1463	if exists $v->{meta}{mandatory};
		1464	}
		1465	}
1195	}	1466	}
1196	};	1467	};
1197	}	1468	}
1198		1469
1199	#############################################################################	1470	#############################################################################
1200		1471
1201	=back	1472	=back
1202		1473
1203	=head2 CORE EXTENSIONS	1474	=head2 CORE EXTENSIONS
1204		1475
1205	Functions and methods that extend core crossfire objects.	1476	Functions and methods that extend core deliantra objects.
1206		1477
1207	=cut	1478	=cut
1208		1479
1209	package cf::player;	1480	package cf::player;
1210		1481
1211	use Coro::AIO;	1482	use Coro::AIO;
1212		1483
1213	=head3 cf::player	1484	=head3 cf::player
1214		1485
1215	=over 4	1486	=over 4
		1487
		1488	=item cf::player::num_playing
		1489
		1490	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1491
		1492	=cut
		1493
		1494	sub num_playing {
		1495	scalar grep
		1496	$_->ob->map
		1497	&& !$_->hidden
		1498	&& !$_->ob->flag (cf::FLAG_WIZ),
		1499	cf::player::list
		1500	}
1216		1501
1217	=item cf::player::find $login	1502	=item cf::player::find $login
1218		1503
1219	Returns the given player object, loading it if necessary (might block).	1504	Returns the given player object, loading it if necessary (might block).
1220		1505
…		…
1239		1524
1240	sub exists($) {	1525	sub exists($) {
1241	my ($login) = @_;	1526	my ($login) = @_;
1242		1527
1243	$cf::PLAYER{$login}	1528	$cf::PLAYER{$login}
1244	or cf::sync_job { !aio_stat path $login }	1529	or !aio_stat path $login
1245	}	1530	}
1246		1531
1247	sub find($) {	1532	sub find($) {
1248	return $cf::PLAYER{$_[0]} || do {	1533	return $cf::PLAYER{$_[0]} || do {
1249	my $login = $_[0];	1534	my $login = $_[0];
…		…
1256	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1541	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1257	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1542	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1258	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1543	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1259	aio_unlink +(playerdir $login) . "/$login.pl";	1544	aio_unlink +(playerdir $login) . "/$login.pl";
1260		1545
1261	my $pl = load_pl path $login	1546	my $f = new_from_file cf::object::thawer path $login
1262	or return;	1547	or return;
		1548
		1549	my $pl = cf::player::load_pl $f
		1550	or return;
		1551
		1552	local $cf::PLAYER_LOADING{$login} = $pl;
		1553	$f->resolve_delayed_derefs;
1263	$cf::PLAYER{$login} = $pl	1554	$cf::PLAYER{$login} = $pl
1264	}	1555	}
1265	}	1556	}
1266	}	1557	}
		1558
		1559	cf::player->attach (
		1560	on_load => sub {
		1561	my ($pl, $path) = @_;
		1562
		1563	# restore slots saved in save, below
		1564	my $slots = delete $pl->{_slots};
		1565
		1566	$pl->ob->current_weapon ($slots->[0]);
		1567	$pl->combat_ob ($slots->[1]);
		1568	$pl->ranged_ob ($slots->[2]);
		1569	},
		1570	);
1267		1571
1268	sub save($) {	1572	sub save($) {
1269	my ($pl) = @_;	1573	my ($pl) = @_;
1270		1574
1271	return if $pl->{deny_save};	1575	return if $pl->{deny_save};
…		…
1276	return if $pl->{deny_save};	1580	return if $pl->{deny_save};
1277		1581
1278	aio_mkdir playerdir $pl, 0770;	1582	aio_mkdir playerdir $pl, 0770;
1279	$pl->{last_save} = $cf::RUNTIME;	1583	$pl->{last_save} = $cf::RUNTIME;
1280		1584
		1585	cf::get_slot 0.01;
		1586
		1587	# save slots, to be restored later
		1588	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
		1589
1281	$pl->save_pl ($path);	1590	$pl->save_pl ($path);
1282	Coro::cede;	1591	cf::cede_to_tick;
1283	}	1592	}
1284		1593
1285	sub new($) {	1594	sub new($) {
1286	my ($login) = @_;	1595	my ($login) = @_;
1287		1596
…		…
1293	$cf::PLAYER{$login} = $self;	1602	$cf::PLAYER{$login} = $self;
1294		1603
1295	$self	1604	$self
1296	}	1605	}
1297		1606
		1607	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1608
		1609	=cut
		1610
		1611	sub send_msg {
		1612	my $ns = shift->ns
		1613	or return;
		1614	$ns->send_msg (@_);
		1615	}
		1616
1298	=item $pl->quit_character	1617	=item $pl->quit_character
1299		1618
1300	Nukes the player without looking back. If logged in, the connection will	1619	Nukes the player without looking back. If logged in, the connection will
1301	be destroyed. May block for a long time.	1620	be destroyed. May block for a long time.
1302		1621
…		…
1306	my ($pl) = @_;	1625	my ($pl) = @_;
1307		1626
1308	my $name = $pl->ob->name;	1627	my $name = $pl->ob->name;
1309		1628
1310	$pl->{deny_save} = 1;	1629	$pl->{deny_save} = 1;
1311	$pl->password ("*"); # this should lock out the player until we nuked the dir	1630	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1312		1631
1313	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1632	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1314	$pl->deactivate;	1633	$pl->deactivate;
		1634	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1635	$pl->ob->check_score;
1315	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1636	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1316	$pl->ns->destroy if $pl->ns;	1637	$pl->ns->destroy if $pl->ns;
1317		1638
1318	my $path = playerdir $pl;	1639	my $path = playerdir $pl;
1319	my $temp = "$path~$cf::RUNTIME~deleting~";	1640	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1355	or return [];	1676	or return [];
1356		1677
1357	my @logins;	1678	my @logins;
1358		1679
1359	for my $login (@$dirs) {	1680	for my $login (@$dirs) {
		1681	my $path = path $login;
		1682
		1683	# a .pst is a dead give-away for a valid player
		1684	# if no pst file found, open and chekc for blocked users
		1685	if (aio_stat "$path.pst") {
1360	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1686	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1361	aio_read $fh, 0, 512, my $buf, 0 or next;	1687	aio_read $fh, 0, 512, my $buf, 0 or next;
1362	$buf !~ /^password -------------$/m or next; # official not-valid tag	1688	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1689	}
1363		1690
1364	utf8::decode $login;	1691	utf8::decode $login;
1365	push @logins, $login;	1692	push @logins, $login;
1366	}	1693	}
1367		1694
…		…
1394	}	1721	}
1395		1722
1396	\@paths	1723	\@paths
1397	}	1724	}
1398		1725
1399	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1726	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1400		1727
1401	Expand crossfire pod fragments into protocol xml.	1728	Expand deliantra pod fragments into protocol xml.
1402		1729
1403	=cut
1404
1405	sub expand_cfpod {
1406	((my $self), (local $_)) = @_;
1407
1408	# escape & and <
1409	s/&/&amp;/g;
1410	s/(?<![BIUGH])</&lt;/g;
1411
1412	# this is buggy, it needs to properly take care of nested <'s
1413
1414	1 while
1415	# replace B<>, I<>, U<> etc.
1416	s/B<([^\>]*)>/<b>$1<\/b>/
1417	|| s/I<([^\>]*)>/<i>$1<\/i>/
1418	|| s/U<([^\>]*)>/<u>$1<\/u>/
1419	# replace G<male|female> tags
1420	|| s{G<([^>|]*)\|([^>]*)>}{
1421	$self->gender ? $2 : $1
1422	}ge
1423	# replace H<hint text>
1424	|| s{H<([^\>]*)>}
1425	{
1426	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1427	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1428	"")
1429	[$self->{hintmode}]
1430	}ge;
1431
1432	# create single paragraphs (very hackish)
1433	s/(?<=\S)\n(?=\w)/ /g;
1434
1435	# compress some whitespace
1436	s/\s+\n/\n/g; # ws line-ends
1437	s/\n\n+/\n/g; # double lines
1438	s/^\n+//; # beginning lines
1439	s/\n+$//; # ending lines
1440
1441	$_
1442	}
1443
1444	sub hintmode {
1445	$_[0]{hintmode} = $_[1] if @_ > 1;
1446	$_[0]{hintmode}
1447	}
1448
1449	=item $player->ext_reply ($msgid, %msg)	1730	=item $player->ext_reply ($msgid, @msg)
1450		1731
1451	Sends an ext reply to the player.	1732	Sends an ext reply to the player.
1452		1733
1453	=cut	1734	=cut
1454		1735
1455	sub ext_reply($$%) {	1736	sub ext_reply($$@) {
1456	my ($self, $id, %msg) = @_;	1737	my ($self, $id, @msg) = @_;
1457		1738
1458	$msg{msgid} = $id;	1739	$self->ns->ext_reply ($id, @msg)
1459	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1460	}	1740	}
1461		1741
1462	=item $player->ext_event ($type, %msg)	1742	=item $player->ext_msg ($type, @msg)
1463		1743
1464	Sends an ext event to the client.	1744	Sends an ext event to the client.
1465		1745
1466	=cut	1746	=cut
1467		1747
1468	sub ext_event($$%) {	1748	sub ext_msg($$@) {
1469	my ($self, $type, %msg) = @_;	1749	my ($self, $type, @msg) = @_;
1470		1750
1471	$self->ns->ext_event ($type, %msg);	1751	$self->ns->ext_msg ($type, @msg);
1472	}	1752	}
1473		1753
1474	=head3 cf::region	1754	=head3 cf::region
1475		1755
1476	=over 4	1756	=over 4
…		…
1489	my ($path) = @_;	1769	my ($path) = @_;
1490		1770
1491	my ($match, $specificity);	1771	my ($match, $specificity);
1492		1772
1493	for my $region (list) {	1773	for my $region (list) {
1494	if ($region->match && $path =~ $region->match) {	1774	if ($region->{match} && $path =~ $region->{match}) {
1495	($match, $specificity) = ($region, $region->specificity)	1775	($match, $specificity) = ($region, $region->specificity)
1496	if $region->specificity > $specificity;	1776	if $region->specificity > $specificity;
1497	}	1777	}
1498	}	1778	}
1499		1779
…		…
1520	our $MAX_RESET = 3600;	1800	our $MAX_RESET = 3600;
1521	our $DEFAULT_RESET = 3000;	1801	our $DEFAULT_RESET = 3000;
1522		1802
1523	sub generate_random_map {	1803	sub generate_random_map {
1524	my ($self, $rmp) = @_;	1804	my ($self, $rmp) = @_;
		1805
		1806	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1807
1525	# mit "rum" bekleckern, nicht	1808	# mit "rum" bekleckern, nicht
1526	$self->_create_random_map (	1809	$self->_create_random_map (
1527	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1810	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1528	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1811	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1529	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1812	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1530	$rmp->{exit_on_final_map},	1813	$rmp->{exit_on_final_map},
1531	$rmp->{xsize}, $rmp->{ysize},	1814	$rmp->{xsize}, $rmp->{ysize},
1532	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1815	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1533	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1816	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1619	$self->init; # pass $1 etc.	1902	$self->init; # pass $1 etc.
1620	return $self;	1903	return $self;
1621	}	1904	}
1622	}	1905	}
1623		1906
1624	Carp::carp "unable to resolve path '$path' (base '$base').";	1907	Carp::cluck "unable to resolve path '$path' (base '$base').";
1625	()	1908	()
1626	}	1909	}
1627		1910
1628	sub init {	1911	sub init {
1629	my ($self) = @_;	1912	my ($self) = @_;
…		…
1651		1934
1652	# the temporary/swap location	1935	# the temporary/swap location
1653	sub save_path {	1936	sub save_path {
1654	my ($self) = @_;	1937	my ($self) = @_;
1655		1938
1656	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1939	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1657	"$TMPDIR/$path.map"	1940	"$TMPDIR/$path.map"
1658	}	1941	}
1659		1942
1660	# the unique path, undef == no special unique path	1943	# the unique path, undef == no special unique path
1661	sub uniq_path {	1944	sub uniq_path {
1662	my ($self) = @_;	1945	my ($self) = @_;
1663		1946
1664	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1947	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1665	"$UNIQUEDIR/$path"	1948	"$UNIQUEDIR/$path"
1666	}
1667
1668	# and all this just because we cannot iterate over
1669	# all maps in C++...
1670	sub change_all_map_light {
1671	my ($change) = @_;
1672
1673	$_->change_map_light ($change)
1674	for grep $_->outdoor, values %cf::MAP;
1675	}	1949	}
1676		1950
1677	sub decay_objects {	1951	sub decay_objects {
1678	my ($self) = @_;	1952	my ($self) = @_;
1679		1953
…		…
1692		1966
1693	sub load_header_from($) {	1967	sub load_header_from($) {
1694	my ($self, $path) = @_;	1968	my ($self, $path) = @_;
1695		1969
1696	utf8::encode $path;	1970	utf8::encode $path;
1697	#aio_open $path, O_RDONLY, 0	1971	my $f = new_from_file cf::object::thawer $path
1698	# or return;
1699
1700	$self->_load_header ($path)
1701	or return;	1972	or return;
		1973
		1974	$self->_load_header ($f)
		1975	or return;
		1976
		1977	local $MAP_LOADING{$self->{path}} = $self;
		1978	$f->resolve_delayed_derefs;
1702		1979
1703	$self->{load_path} = $path;	1980	$self->{load_path} = $path;
1704		1981
1705	1	1982	1
1706	}	1983	}
…		…
1760	sub find {	2037	sub find {
1761	my ($path, $origin) = @_;	2038	my ($path, $origin) = @_;
1762		2039
1763	$path = normalise $path, $origin && $origin->path;	2040	$path = normalise $path, $origin && $origin->path;
1764		2041
		2042	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1765	cf::lock_wait "map_find:$path";	2043	my $guard2 = cf::lock_acquire "map_find:$path";
1766		2044
1767	$cf::MAP{$path} || do {	2045	$cf::MAP{$path} || do {
1768	my $guard = cf::lock_acquire "map_find:$path";
1769	my $map = new_from_path cf::map $path	2046	my $map = new_from_path cf::map $path
1770	or return;	2047	or return;
1771		2048
1772	$map->{last_save} = $cf::RUNTIME;	2049	$map->{last_save} = $cf::RUNTIME;
1773		2050
…		…
1775	or return;	2052	or return;
1776		2053
1777	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2054	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1778	# doing this can freeze the server in a sync job, obviously	2055	# doing this can freeze the server in a sync job, obviously
1779	#$cf::WAIT_FOR_TICK->wait;	2056	#$cf::WAIT_FOR_TICK->wait;
		2057	undef $guard2;
		2058	undef $guard1;
1780	$map->reset;	2059	$map->reset;
1781	undef $guard;
1782	return find $path;	2060	return find $path;
1783	}	2061	}
1784		2062
1785	$cf::MAP{$path} = $map	2063	$cf::MAP{$path} = $map
1786	}	2064	}
1787	}	2065	}
1788		2066
1789	sub pre_load { }	2067	sub pre_load { }
1790	sub post_load { }	2068	#sub post_load { } # XS
1791		2069
1792	sub load {	2070	sub load {
1793	my ($self) = @_;	2071	my ($self) = @_;
1794		2072
1795	local $self->{deny_reset} = 1; # loading can take a long time	2073	local $self->{deny_reset} = 1; # loading can take a long time
1796		2074
1797	my $path = $self->{path};	2075	my $path = $self->{path};
1798		2076
1799	{	2077	{
1800	my $guard = cf::lock_acquire "map_load:$path";	2078	my $guard = cf::lock_acquire "map_data:$path";
1801		2079
		2080	return unless $self->valid;
1802	return if $self->in_memory != cf::MAP_SWAPPED;	2081	return unless $self->in_memory == cf::MAP_SWAPPED;
1803		2082
1804	$self->in_memory (cf::MAP_LOADING);	2083	$self->in_memory (cf::MAP_LOADING);
1805		2084
1806	$self->alloc;	2085	$self->alloc;
1807		2086
1808	$self->pre_load;	2087	$self->pre_load;
1809	Coro::cede;	2088	cf::cede_to_tick;
1810		2089
		2090	my $f = new_from_file cf::object::thawer $self->{load_path};
		2091	$f->skip_block;
1811	$self->_load_objects ($self->{load_path}, 1)	2092	$self->_load_objects ($f)
1812	or return;	2093	or return;
1813		2094
1814	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2095	$self->post_load_original
1815	if delete $self->{load_original};	2096	if delete $self->{load_original};
1816		2097
1817	if (my $uniq = $self->uniq_path) {	2098	if (my $uniq = $self->uniq_path) {
1818	utf8::encode $uniq;	2099	utf8::encode $uniq;
1819	if (aio_open $uniq, O_RDONLY, 0) {	2100	unless (aio_stat $uniq) {
		2101	if (my $f = new_from_file cf::object::thawer $uniq) {
1820	$self->clear_unique_items;	2102	$self->clear_unique_items;
1821	$self->_load_objects ($uniq, 0);	2103	$self->_load_objects ($f);
		2104	$f->resolve_delayed_derefs;
		2105	}
1822	}	2106	}
1823	}	2107	}
1824		2108
1825	Coro::cede;	2109	$f->resolve_delayed_derefs;
		2110
		2111	cf::cede_to_tick;
1826	# now do the right thing for maps	2112	# now do the right thing for maps
1827	$self->link_multipart_objects;	2113	$self->link_multipart_objects;
1828	$self->difficulty ($self->estimate_difficulty)	2114	$self->difficulty ($self->estimate_difficulty)
1829	unless $self->difficulty;	2115	unless $self->difficulty;
1830	Coro::cede;	2116	cf::cede_to_tick;
1831		2117
1832	unless ($self->{deny_activate}) {	2118	unless ($self->{deny_activate}) {
1833	$self->decay_objects;	2119	$self->decay_objects;
1834	$self->fix_auto_apply;	2120	$self->fix_auto_apply;
1835	$self->update_buttons;	2121	$self->update_buttons;
1836	Coro::cede;	2122	cf::cede_to_tick;
1837	$self->set_darkness_map;
1838	Coro::cede;
1839	$self->activate;	2123	$self->activate;
1840	}	2124	}
1841		2125
		2126	$self->{last_save} = $cf::RUNTIME;
		2127	$self->last_access ($cf::RUNTIME);
		2128
1842	$self->in_memory (cf::MAP_IN_MEMORY);	2129	$self->in_memory (cf::MAP_ACTIVE);
1843	}	2130	}
1844		2131
1845	$self->post_load;	2132	$self->post_load;
1846	}	2133	}
1847		2134
		2135	# customize the map for a given player, i.e.
		2136	# return the _real_ map. used by e.g. per-player
		2137	# maps to change the path to ~playername/mappath
1848	sub customise_for {	2138	sub customise_for {
1849	my ($self, $ob) = @_;	2139	my ($self, $ob) = @_;
1850		2140
1851	return find "~" . $ob->name . "/" . $self->{path}	2141	return find "~" . $ob->name . "/" . $self->{path}
1852	if $self->per_player;	2142	if $self->per_player;
…		…
1856		2146
1857	$self	2147	$self
1858	}	2148	}
1859		2149
1860	# find and load all maps in the 3x3 area around a map	2150	# find and load all maps in the 3x3 area around a map
1861	sub load_diag {	2151	sub load_neighbours {
1862	my ($map) = @_;	2152	my ($map) = @_;
1863		2153
1864	my @diag; # diagonal neighbours	2154	my @neigh; # diagonal neighbours
1865		2155
1866	for (0 .. 3) {	2156	for (0 .. 3) {
1867	my $neigh = $map->tile_path ($_)	2157	my $neigh = $map->tile_path ($_)
1868	or next;	2158	or next;
1869	$neigh = find $neigh, $map	2159	$neigh = find $neigh, $map
1870	or next;	2160	or next;
1871	$neigh->load;	2161	$neigh->load;
1872		2162
		2163	push @neigh,
1873	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2164	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1874	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2165	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1875	}	2166	}
1876		2167
1877	for (@diag) {	2168	for (grep defined $_->[0], @neigh) {
		2169	my ($path, $origin) = @$_;
1878	my $neigh = find @$_	2170	my $neigh = find $path, $origin
1879	or next;	2171	or next;
1880	$neigh->load;	2172	$neigh->load;
1881	}	2173	}
1882	}	2174	}
1883		2175
…		…
1888	}	2180	}
1889		2181
1890	sub do_load_sync {	2182	sub do_load_sync {
1891	my ($map) = @_;	2183	my ($map) = @_;
1892		2184
		2185	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2186	if $Coro::current == $Coro::main;
		2187
1893	cf::sync_job { $map->load };	2188	cf::sync_job { $map->load };
1894	}	2189	}
1895		2190
1896	our %MAP_PREFETCH;	2191	our %MAP_PREFETCH;
1897	our $MAP_PREFETCHER = undef;	2192	our $MAP_PREFETCHER = undef;
1898		2193
1899	sub find_async {	2194	sub find_async {
1900	my ($path, $origin) = @_;	2195	my ($path, $origin, $load) = @_;
1901		2196
1902	$path = normalise $path, $origin && $origin->{path};	2197	$path = normalise $path, $origin && $origin->{path};
1903		2198
1904	if (my $map = $cf::MAP{$path}) {	2199	if (my $map = $cf::MAP{$path}) {
1905	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2200	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1906	}	2201	}
1907		2202
1908	undef $MAP_PREFETCH{$path};	2203	$MAP_PREFETCH{$path} |= $load;
		2204
1909	$MAP_PREFETCHER ||= cf::async {	2205	$MAP_PREFETCHER ||= cf::async {
		2206	$Coro::current->{desc} = "map prefetcher";
		2207
1910	while (%MAP_PREFETCH) {	2208	while (%MAP_PREFETCH) {
1911	for my $path (keys %MAP_PREFETCH) {	2209	while (my ($k, $v) = each %MAP_PREFETCH) {
1912	my $map = find $path	2210	if (my $map = find $k) {
1913	or next;
1914	$map->load;	2211	$map->load if $v;
		2212	}
1915		2213
1916	delete $MAP_PREFETCH{$path};	2214	delete $MAP_PREFETCH{$k};
1917	}	2215	}
1918	}	2216	}
1919	undef $MAP_PREFETCHER;	2217	undef $MAP_PREFETCHER;
1920	};	2218	};
1921	$MAP_PREFETCHER->prio (6);	2219	$MAP_PREFETCHER->prio (6);
1922		2220
1923	()	2221	()
1924	}	2222	}
1925		2223
		2224	# common code, used by both ->save and ->swapout
1926	sub save {	2225	sub _save {
1927	my ($self) = @_;	2226	my ($self) = @_;
1928
1929	my $lock = cf::lock_acquire "map_data:" . $self->path;
1930		2227
1931	$self->{last_save} = $cf::RUNTIME;	2228	$self->{last_save} = $cf::RUNTIME;
1932		2229
1933	return unless $self->dirty;	2230	return unless $self->dirty;
1934		2231
…		…
1940	return if $self->{deny_save};	2237	return if $self->{deny_save};
1941		2238
1942	local $self->{last_access} = $self->last_access;#d#	2239	local $self->{last_access} = $self->last_access;#d#
1943		2240
1944	cf::async {	2241	cf::async {
		2242	$Coro::current->{desc} = "map player save";
1945	$_->contr->save for $self->players;	2243	$_->contr->save for $self->players;
1946	};	2244	};
		2245
		2246	cf::get_slot 0.02;
1947		2247
1948	if ($uniq) {	2248	if ($uniq) {
1949	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2249	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1950	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2250	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1951	} else {	2251	} else {
1952	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2252	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1953	}	2253	}
1954	}	2254	}
1955		2255
		2256	sub save {
		2257	my ($self) = @_;
		2258
		2259	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2260
		2261	$self->_save;
		2262	}
		2263
1956	sub swap_out {	2264	sub swap_out {
1957	my ($self) = @_;	2265	my ($self) = @_;
1958		2266
1959	# save first because save cedes
1960	$self->save;
1961
1962	my $lock = cf::lock_acquire "map_data:" . $self->path;	2267	my $lock = cf::lock_acquire "map_data:$self->{path}";
1963		2268
		2269	return if $self->in_memory != cf::MAP_ACTIVE;
		2270	return if $self->{deny_save};
1964	return if $self->players;	2271	return if $self->players;
1965	return if $self->in_memory != cf::MAP_IN_MEMORY;
1966	return if $self->{deny_save};
1967		2272
		2273	# first deactivate the map and "unlink" it from the core
		2274	$self->deactivate;
		2275	$_->clear_links_to ($self) for values %cf::MAP;
		2276	$self->in_memory (cf::MAP_SWAPPED);
		2277
		2278	# then atomically save
		2279	$self->_save;
		2280
		2281	# then free the map
1968	$self->clear;	2282	$self->clear;
1969	$self->in_memory (cf::MAP_SWAPPED);
1970	}	2283	}
1971		2284
1972	sub reset_at {	2285	sub reset_at {
1973	my ($self) = @_;	2286	my ($self) = @_;
1974		2287
…		…
1992		2305
1993	my $lock = cf::lock_acquire "map_data:$self->{path}";	2306	my $lock = cf::lock_acquire "map_data:$self->{path}";
1994		2307
1995	return if $self->players;	2308	return if $self->players;
1996		2309
1997	warn "resetting map ", $self->path;	2310	warn "resetting map ", $self->path, "\n";
1998		2311
1999	$self->in_memory (cf::MAP_SWAPPED);	2312	$self->in_memory (cf::MAP_SWAPPED);
2000		2313
2001	# need to save uniques path	2314	# need to save uniques path
2002	unless ($self->{deny_save}) {	2315	unless ($self->{deny_save}) {
…		…
2006	if $uniq;	2319	if $uniq;
2007	}	2320	}
2008		2321
2009	delete $cf::MAP{$self->path};	2322	delete $cf::MAP{$self->path};
2010		2323
		2324	$self->deactivate;
		2325	$_->clear_links_to ($self) for values %cf::MAP;
2011	$self->clear;	2326	$self->clear;
2012
2013	$_->clear_links_to ($self) for values %cf::MAP;
2014		2327
2015	$self->unlink_save;	2328	$self->unlink_save;
2016	$self->destroy;	2329	$self->destroy;
2017	}	2330	}
2018		2331
2019	my $nuke_counter = "aaaa";	2332	my $nuke_counter = "aaaa";
2020		2333
2021	sub nuke {	2334	sub nuke {
2022	my ($self) = @_;	2335	my ($self) = @_;
2023		2336
		2337	{
		2338	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2339
2024	delete $cf::MAP{$self->path};	2340	delete $cf::MAP{$self->path};
2025		2341
2026	$self->unlink_save;	2342	$self->unlink_save;
2027		2343
2028	bless $self, "cf::map";	2344	bless $self, "cf::map";
2029	delete $self->{deny_reset};	2345	delete $self->{deny_reset};
2030	$self->{deny_save} = 1;	2346	$self->{deny_save} = 1;
2031	$self->reset_timeout (1);	2347	$self->reset_timeout (1);
2032	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2348	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2033		2349
2034	$cf::MAP{$self->path} = $self;	2350	$cf::MAP{$self->path} = $self;
		2351	}
2035		2352
2036	$self->reset; # polite request, might not happen	2353	$self->reset; # polite request, might not happen
2037	}	2354	}
2038		2355
2039	=item $maps = cf::map::tmp_maps	2356	=item $maps = cf::map::tmp_maps
…		…
2081		2398
2082	sub unique_maps() {	2399	sub unique_maps() {
2083	[	2400	[
2084	map {	2401	map {
2085	utf8::decode $_;	2402	utf8::decode $_;
2086	/\.map$/	2403	s/\.map$//; # TODO future compatibility hack
		2404	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2405	? ()
2087	? normalise $_	2406	: normalise $_
2088	: ()
2089	} @{ aio_readdir $UNIQUEDIR or [] }	2407	} @{ aio_readdir $UNIQUEDIR or [] }
2090	]	2408	]
2091	}	2409	}
2092		2410
2093	package cf;	2411	=item cf::map::static_maps
		2412
		2413	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2414	file in the shared directory excluding F</styles> and F</editor>). May
		2415	block.
		2416
		2417	=cut
		2418
		2419	sub static_maps() {
		2420	my @dirs = "";
		2421	my @maps;
		2422
		2423	while (@dirs) {
		2424	my $dir = shift @dirs;
		2425
		2426	next if $dir eq "/styles" || $dir eq "/editor";
		2427
		2428	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2429	or return;
		2430
		2431	for (@$files) {
		2432	s/\.map$// or next;
		2433	utf8::decode $_;
		2434	push @maps, "$dir/$_";
		2435	}
		2436
		2437	push @dirs, map "$dir/$_", @$dirs;
		2438	}
		2439
		2440	\@maps
		2441	}
2094		2442
2095	=back	2443	=back
2096		2444
2097	=head3 cf::object	2445	=head3 cf::object
2098		2446
…		…
2102		2450
2103	=over 4	2451	=over 4
2104		2452
2105	=item $ob->inv_recursive	2453	=item $ob->inv_recursive
2106		2454
2107	Returns the inventory of the object _and_ their inventories, recursively.	2455	Returns the inventory of the object I<and> their inventories, recursively,
		2456	but I<not> the object itself.
2108		2457
2109	=cut	2458	=cut
2110		2459
2111	sub inv_recursive_;	2460	sub inv_recursive_;
2112	sub inv_recursive_ {	2461	sub inv_recursive_ {
…		…
2115		2464
2116	sub inv_recursive {	2465	sub inv_recursive {
2117	inv_recursive_ inv $_[0]	2466	inv_recursive_ inv $_[0]
2118	}	2467	}
2119		2468
		2469	=item $ref = $ob->ref
		2470
		2471	Creates and returns a persistent reference to an object that can be stored as a string.
		2472
		2473	=item $ob = cf::object::deref ($refstring)
		2474
		2475	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2476	even if the object actually exists. May block.
		2477
		2478	=cut
		2479
		2480	sub deref {
		2481	my ($ref) = @_;
		2482
		2483	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2484	my ($uuid, $name) = ($1, $2);
		2485	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2486	or return;
		2487	$pl->ob->uuid eq $uuid
		2488	or return;
		2489
		2490	$pl->ob
		2491	} else {
		2492	warn "$ref: cannot resolve object reference\n";
		2493	undef
		2494	}
		2495	}
		2496
2120	package cf;	2497	package cf;
2121		2498
2122	=back	2499	=back
2123		2500
2124	=head3 cf::object::player	2501	=head3 cf::object::player
…		…
2130	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2507	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2131	can be C<undef>. Does the right thing when the player is currently in a	2508	can be C<undef>. Does the right thing when the player is currently in a
2132	dialogue with the given NPC character.	2509	dialogue with the given NPC character.
2133		2510
2134	=cut	2511	=cut
		2512
		2513	our $SAY_CHANNEL = {
		2514	id => "say",
		2515	title => "Map",
		2516	reply => "say ",
		2517	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2518	};
		2519
		2520	our $CHAT_CHANNEL = {
		2521	id => "chat",
		2522	title => "Chat",
		2523	reply => "chat ",
		2524	tooltip => "Player chat and shouts, global to the server.",
		2525	};
2135		2526
2136	# rough implementation of a future "reply" method that works	2527	# rough implementation of a future "reply" method that works
2137	# with dialog boxes.	2528	# with dialog boxes.
2138	#TODO: the first argument must go, split into a $npc->reply_to ( method	2529	#TODO: the first argument must go, split into a $npc->reply_to ( method
2139	sub cf::object::player::reply($$$;$) {	2530	sub cf::object::player::reply($$$;$) {
…		…
2146		2537
2147	} else {	2538	} else {
2148	my $pl = $self->contr;	2539	my $pl = $self->contr;
2149		2540
2150	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2541	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2151	my $diag = $pl->{npc_dialog};	2542	my $dialog = $pl->{npc_dialog};
2152	$diag->{pl}->ext_reply (	2543	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2153	$diag->{id},
2154	msgtype => "reply",
2155	msg => $diag->{pl}->expand_cfpod ($msg),
2156	add_topics => []
2157	);
2158		2544
2159	} else {	2545	} else {
2160	$msg = $npc->name . " says: $msg" if $npc;	2546	$msg = $npc->name . " says: $msg" if $npc;
2161	$self->message ($msg, $flags);	2547	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2162	}	2548	}
2163	}	2549	}
		2550	}
		2551
		2552	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2553
		2554	=cut
		2555
		2556	sub cf::object::send_msg {
		2557	my $pl = shift->contr
		2558	or return;
		2559	$pl->send_msg (@_);
2164	}	2560	}
2165		2561
2166	=item $player_object->may ("access")	2562	=item $player_object->may ("access")
2167		2563
2168	Returns wether the given player is authorized to access resource "access"	2564	Returns wether the given player is authorized to access resource "access"
…		…
2181		2577
2182	=item $player_object->enter_link	2578	=item $player_object->enter_link
2183		2579
2184	Freezes the player and moves him/her to a special map (C<{link}>).	2580	Freezes the player and moves him/her to a special map (C<{link}>).
2185		2581
2186	The player should be reasonably safe there for short amounts of time. You	2582	The player should be reasonably safe there for short amounts of time (e.g.
2187	I<MUST> call C<leave_link> as soon as possible, though.	2583	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2584	though, as the palyer cannot control the character while it is on the link
		2585	map.
2188		2586
2189	Will never block.	2587	Will never block.
2190		2588
2191	=item $player_object->leave_link ($map, $x, $y)	2589	=item $player_object->leave_link ($map, $x, $y)
2192		2590
…		…
2217	return if UNIVERSAL::isa $self->map, "ext::map_link";	2615	return if UNIVERSAL::isa $self->map, "ext::map_link";
2218		2616
2219	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2617	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2220	if $self->map && $self->map->{path} ne "{link}";	2618	if $self->map && $self->map->{path} ne "{link}";
2221		2619
2222	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2620	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2223	}	2621	}
2224		2622
2225	sub cf::object::player::leave_link {	2623	sub cf::object::player::leave_link {
2226	my ($self, $map, $x, $y) = @_;	2624	my ($self, $map, $x, $y) = @_;
2227		2625
…		…
2244	($x, $y) = (-1, -1)	2642	($x, $y) = (-1, -1)
2245	unless (defined $x) && (defined $y);	2643	unless (defined $x) && (defined $y);
2246		2644
2247	# use -1 or undef as default coordinates, not 0, 0	2645	# use -1 or undef as default coordinates, not 0, 0
2248	($x, $y) = ($map->enter_x, $map->enter_y)	2646	($x, $y) = ($map->enter_x, $map->enter_y)
2249	if $x <=0 && $y <= 0;	2647	if $x <= 0 && $y <= 0;
2250		2648
2251	$map->load;	2649	$map->load;
2252	$map->load_diag;	2650	$map->load_neighbours;
2253		2651
2254	return unless $self->contr->active;	2652	return unless $self->contr->active;
2255	$self->activate_recursive;
2256		2653
2257	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2654	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2258	$self->enter_map ($map, $x, $y);	2655	$self->enter_map ($map, $x, $y);
2259	}
2260		2656
		2657	# only activate afterwards, to support waiting in hooks
		2658	$self->activate_recursive;
		2659	}
		2660
2261	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2661	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2262		2662
2263	Moves the player to the given map-path and coordinates by first freezing	2663	Moves the player to the given map-path and coordinates by first freezing
2264	her, loading and preparing them map, calling the provided $check callback	2664	her, loading and preparing them map, calling the provided $check callback
2265	that has to return the map if sucecssful, and then unfreezes the player on	2665	that has to return the map if sucecssful, and then unfreezes the player on
2266	the new (success) or old (failed) map position.	2666	the new (success) or old (failed) map position. In either case, $done will
		2667	be called at the end of this process.
		2668
		2669	Note that $check will be called with a potentially non-loaded map, so if
		2670	it needs a loaded map it has to call C<< ->load >>.
2267		2671
2268	=cut	2672	=cut
2269		2673
2270	our $GOTOGEN;	2674	our $GOTOGEN;
2271		2675
2272	sub cf::object::player::goto {	2676	sub cf::object::player::goto {
2273	my ($self, $path, $x, $y, $check) = @_;	2677	my ($self, $path, $x, $y, $check, $done) = @_;
2274		2678
2275	# do generation counting so two concurrent goto's will be executed in-order	2679	# do generation counting so two concurrent goto's will be executed in-order
2276	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2680	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2277		2681
2278	$self->enter_link;	2682	$self->enter_link;
2279		2683
2280	(async {	2684	(async {
		2685	$Coro::current->{desc} = "player::goto $path $x $y";
		2686
		2687	# *tag paths override both path and x|y
		2688	if ($path =~ /^\*(.*)$/) {
		2689	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2690	my $ob = $obs[rand @obs];
		2691
		2692	# see if we actually can go there
		2693	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2694	$ob = $obs[rand @obs];
		2695	} else {
		2696	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2697	}
		2698	# else put us there anyways for now #d#
		2699
		2700	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2701	} else {
		2702	($path, $x, $y) = (undef, undef, undef);
		2703	}
		2704	}
		2705
2281	my $map = eval {	2706	my $map = eval {
2282	my $map = cf::map::find $path;	2707	my $map = defined $path ? cf::map::find $path : undef;
2283		2708
2284	if ($map) {	2709	if ($map) {
2285	$map = $map->customise_for ($self);	2710	$map = $map->customise_for ($self);
2286	$map = $check->($map) if $check && $map;	2711	$map = $check->($map) if $check && $map;
2287	} else {	2712	} else {
2288	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2713	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2289	}	2714	}
2290		2715
2291	$map	2716	$map
2292	};	2717	};
2293		2718
…		…
2298		2723
2299	if ($gen == $self->{_goto_generation}) {	2724	if ($gen == $self->{_goto_generation}) {
2300	delete $self->{_goto_generation};	2725	delete $self->{_goto_generation};
2301	$self->leave_link ($map, $x, $y);	2726	$self->leave_link ($map, $x, $y);
2302	}	2727	}
		2728
		2729	$done->() if $done;
2303	})->prio (1);	2730	})->prio (1);
2304	}	2731	}
2305		2732
2306	=item $player_object->enter_exit ($exit_object)	2733	=item $player_object->enter_exit ($exit_object)
2307		2734
…		…
2327	}	2754	}
2328		2755
2329	sub prepare_random_map {	2756	sub prepare_random_map {
2330	my ($exit) = @_;	2757	my ($exit) = @_;
2331		2758
2332	my $guard = cf::lock_acquire "exit_prepare:$exit";
2333
2334	# all this does is basically replace the /! path by	2759	# all this does is basically replace the /! path by
2335	# a new random map path (?random/...) with a seed	2760	# a new random map path (?random/...) with a seed
2336	# that depends on the exit object	2761	# that depends on the exit object
2337		2762
2338	my $rmp = parse_random_map_params $exit->msg;	2763	my $rmp = parse_random_map_params $exit->msg;
…		…
2340	if ($exit->map) {	2765	if ($exit->map) {
2341	$rmp->{region} = $exit->region->name;	2766	$rmp->{region} = $exit->region->name;
2342	$rmp->{origin_map} = $exit->map->path;	2767	$rmp->{origin_map} = $exit->map->path;
2343	$rmp->{origin_x} = $exit->x;	2768	$rmp->{origin_x} = $exit->x;
2344	$rmp->{origin_y} = $exit->y;	2769	$rmp->{origin_y} = $exit->y;
		2770
		2771	$exit->map->touch;
2345	}	2772	}
2346		2773
2347	$rmp->{random_seed} ||= $exit->random_seed;	2774	$rmp->{random_seed} ||= $exit->random_seed;
2348		2775
2349	my $data = cf::to_json $rmp;	2776	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2350	my $md5 = Digest::MD5::md5_hex $data;	2777	my $md5 = Digest::MD5::md5_hex $data;
2351	my $meta = "$RANDOMDIR/$md5.meta";	2778	my $meta = "$RANDOMDIR/$md5.meta";
2352		2779
2353	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2780	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2354	aio_write $fh, 0, (length $data), $data, 0;	2781	aio_write $fh, 0, (length $data), $data, 0;
2355	undef $fh;	2782	undef $fh;
2356	aio_rename "$meta~", $meta;	2783	aio_rename "$meta~", $meta;
2357		2784
		2785	my $slaying = "?random/$md5";
		2786
		2787	if ($exit->valid) {
2358	$exit->slaying ("?random/$md5");	2788	$exit->slaying ("?random/$md5");
2359	$exit->msg (undef);	2789	$exit->msg (undef);
		2790	}
2360	}	2791	}
2361	}	2792	}
2362		2793
2363	sub cf::object::player::enter_exit {	2794	sub cf::object::player::enter_exit {
2364	my ($self, $exit) = @_;	2795	my ($self, $exit) = @_;
2365		2796
2366	return unless $self->type == cf::PLAYER;	2797	return unless $self->type == cf::PLAYER;
2367		2798
2368	if ($exit->slaying eq "/!") {
2369	#TODO: this should de-fi-ni-te-ly not be a sync-job
2370	# the problem is that $exit might not survive long enough
2371	# so it needs to be done right now, right here
2372	cf::sync_job { prepare_random_map $exit };
2373	}
2374
2375	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2376	my $hp = $exit->stats->hp;
2377	my $sp = $exit->stats->sp;
2378
2379	$self->enter_link;	2799	$self->enter_link;
2380		2800
2381	# if exit is damned, update players death & WoR home-position
2382	$self->contr->savebed ($slaying, $hp, $sp)
2383	if $exit->flag (FLAG_DAMNED);
2384
2385	(async {	2801	(async {
2386	$self->deactivate_recursive; # just to be sure	2802	$Coro::current->{desc} = "enter_exit";
		2803
2387	unless (eval {	2804	unless (eval {
		2805	$self->deactivate_recursive; # just to be sure
		2806
		2807	# random map handling
		2808	{
		2809	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2810
		2811	prepare_random_map $exit
		2812	if $exit->slaying eq "/!";
		2813	}
		2814
		2815	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2816	my $x = $exit->stats->hp;
		2817	my $y = $exit->stats->sp;
		2818
2388	$self->goto ($slaying, $hp, $sp);	2819	$self->goto ($map, $x, $y);
2389		2820
		2821	# if exit is damned, update players death & WoR home-position
		2822	$self->contr->savebed ($map, $x, $y)
		2823	if $exit->flag (cf::FLAG_DAMNED);
		2824
2390	1;	2825	1
2391	}) {	2826	}) {
2392	$self->message ("Something went wrong deep within the crossfire server. "	2827	$self->message ("Something went wrong deep within the deliantra server. "
2393	. "I'll try to bring you back to the map you were before. "	2828	. "I'll try to bring you back to the map you were before. "
2394	. "Please report this to the dungeon master!",	2829	. "Please report this to the dungeon master!",
2395	cf::NDI_UNIQUE | cf::NDI_RED);	2830	cf::NDI_UNIQUE | cf::NDI_RED);
2396		2831
2397	warn "ERROR in enter_exit: $@";	2832	warn "ERROR in enter_exit: $@";
…		…
2416		2851
2417	utf8::encode $text;	2852	utf8::encode $text;
2418	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2853	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2419	}	2854	}
2420		2855
		2856	=item $client->send_big_packet ($pkt)
		2857
		2858	Like C<send_packet>, but tries to compress large packets, and fragments
		2859	them as required.
		2860
		2861	=cut
		2862
		2863	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2864
		2865	sub cf::client::send_big_packet {
		2866	my ($self, $pkt) = @_;
		2867
		2868	# try lzf for large packets
		2869	$pkt = "lzf " . Compress::LZF::compress $pkt
		2870	if 1024 <= length $pkt and $self->{can_lzf};
		2871
		2872	# split very large packets
		2873	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2874	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2875	$pkt = "frag";
		2876	}
		2877
		2878	$self->send_packet ($pkt);
		2879	}
		2880
2421	=item $client->send_msg ($color, $type, $msg, [extra...])	2881	=item $client->send_msg ($channel, $msg, $color, [extra...])
2422		2882
2423	Send a drawinfo or msg packet to the client, formatting the msg for the	2883	Send a drawinfo or msg packet to the client, formatting the msg for the
2424	client if neccessary. C<$type> should be a string identifying the type of	2884	client if neccessary. C<$type> should be a string identifying the type of
2425	the message, with C<log> being the default. If C<$color> is negative, suppress	2885	the message, with C<log> being the default. If C<$color> is negative, suppress
2426	the message unless the client supports the msg packet.	2886	the message unless the client supports the msg packet.
2427		2887
2428	=cut	2888	=cut
2429		2889
		2890	# non-persistent channels (usually the info channel)
		2891	our %CHANNEL = (
		2892	"c/motd" => {
		2893	id => "infobox",
		2894	title => "MOTD",
		2895	reply => undef,
		2896	tooltip => "The message of the day",
		2897	},
		2898	"c/identify" => {
		2899	id => "infobox",
		2900	title => "Identify",
		2901	reply => undef,
		2902	tooltip => "Items recently identified",
		2903	},
		2904	"c/examine" => {
		2905	id => "infobox",
		2906	title => "Examine",
		2907	reply => undef,
		2908	tooltip => "Signs and other items you examined",
		2909	},
		2910	"c/shopinfo" => {
		2911	id => "infobox",
		2912	title => "Shop Info",
		2913	reply => undef,
		2914	tooltip => "What your bargaining skill tells you about the shop",
		2915	},
		2916	"c/book" => {
		2917	id => "infobox",
		2918	title => "Book",
		2919	reply => undef,
		2920	tooltip => "The contents of a note or book",
		2921	},
		2922	"c/lookat" => {
		2923	id => "infobox",
		2924	title => "Look",
		2925	reply => undef,
		2926	tooltip => "What you saw there",
		2927	},
		2928	"c/who" => {
		2929	id => "infobox",
		2930	title => "Players",
		2931	reply => undef,
		2932	tooltip => "Shows players who are currently online",
		2933	},
		2934	"c/body" => {
		2935	id => "infobox",
		2936	title => "Body Parts",
		2937	reply => undef,
		2938	tooltip => "Shows which body parts you posess and are available",
		2939	},
		2940	"c/statistics" => {
		2941	id => "infobox",
		2942	title => "Statistics",
		2943	reply => undef,
		2944	tooltip => "Shows your primary statistics",
		2945	},
		2946	"c/skills" => {
		2947	id => "infobox",
		2948	title => "Skills",
		2949	reply => undef,
		2950	tooltip => "Shows your experience per skill and item power",
		2951	},
		2952	"c/shopitems" => {
		2953	id => "infobox",
		2954	title => "Shop Items",
		2955	reply => undef,
		2956	tooltip => "Shows the items currently for sale in this shop",
		2957	},
		2958	"c/resistances" => {
		2959	id => "infobox",
		2960	title => "Resistances",
		2961	reply => undef,
		2962	tooltip => "Shows your resistances",
		2963	},
		2964	"c/pets" => {
		2965	id => "infobox",
		2966	title => "Pets",
		2967	reply => undef,
		2968	tooltip => "Shows information abotu your pets/a specific pet",
		2969	},
		2970	"c/perceiveself" => {
		2971	id => "infobox",
		2972	title => "Perceive Self",
		2973	reply => undef,
		2974	tooltip => "You gained detailed knowledge about yourself",
		2975	},
		2976	"c/uptime" => {
		2977	id => "infobox",
		2978	title => "Uptime",
		2979	reply => undef,
		2980	tooltip => "How long the server has been running since last restart",
		2981	},
		2982	"c/mapinfo" => {
		2983	id => "infobox",
		2984	title => "Map Info",
		2985	reply => undef,
		2986	tooltip => "Information related to the maps",
		2987	},
		2988	"c/party" => {
		2989	id => "party",
		2990	title => "Party",
		2991	reply => "gsay ",
		2992	tooltip => "Messages and chat related to your party",
		2993	},
		2994	"c/death" => {
		2995	id => "death",
		2996	title => "Death",
		2997	reply => undef,
		2998	tooltip => "Reason for and more info about your most recent death",
		2999	},
		3000	"c/say" => $SAY_CHANNEL,
		3001	"c/chat" => $CHAT_CHANNEL,
		3002	);
		3003
2430	sub cf::client::send_msg {	3004	sub cf::client::send_msg {
2431	my ($self, $color, $type, $msg, @extra) = @_;	3005	my ($self, $channel, $msg, $color, @extra) = @_;
2432		3006
2433	$msg = $self->pl->expand_cfpod ($msg);	3007	$msg = $self->pl->expand_cfpod ($msg)
		3008	unless $color & cf::NDI_VERBATIM;
		3009
		3010	$color &= cf::NDI_CLIENT_MASK; # just in case...
		3011
		3012	# check predefined channels, for the benefit of C
		3013	if ($CHANNEL{$channel}) {
		3014	$channel = $CHANNEL{$channel};
		3015
		3016	$self->ext_msg (channel_info => $channel);
		3017	$channel = $channel->{id};
		3018
		3019	} elsif (ref $channel) {
		3020	# send meta info to client, if not yet sent
		3021	unless (exists $self->{channel}{$channel->{id}}) {
		3022	$self->{channel}{$channel->{id}} = $channel;
		3023	$self->ext_msg (channel_info => $channel);
		3024	}
		3025
		3026	$channel = $channel->{id};
		3027	}
2434		3028
2435	return unless @extra || length $msg;	3029	return unless @extra || length $msg;
2436		3030
2437	if ($self->can_msg) {	3031	# default colour, mask it out
2438	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $type, $msg, @extra]));	3032	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2439	} else {	3033	if $color & cf::NDI_DEF;
2440	# replace some tags by gcfclient-compatible ones
2441	for ($msg) {
2442	1 while
2443	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2444	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2445	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2446	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2447	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2448	}
2449		3034
2450	if ($color >= 0) {	3035	my $pkt = "msg "
2451	if (0 && $msg =~ /\[/) {	3036	. $self->{json_coder}->encode (
2452	$self->send_packet ("drawextinfo $color 4 0 $msg")	3037	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2453	} else {	3038	);
2454	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2455	$self->send_packet ("drawinfo $color $msg")
2456	}
2457	}
2458	}
2459	}
2460		3039
		3040	$self->send_big_packet ($pkt);
		3041	}
		3042
2461	=item $client->ext_event ($type, %msg)	3043	=item $client->ext_msg ($type, @msg)
2462		3044
2463	Sends an ext event to the client.	3045	Sends an ext event to the client.
2464		3046
2465	=cut	3047	=cut
2466		3048
2467	sub cf::client::ext_event($$%) {	3049	sub cf::client::ext_msg($$@) {
2468	my ($self, $type, %msg) = @_;	3050	my ($self, $type, @msg) = @_;
2469		3051
		3052	if ($self->extcmd == 2) {
		3053	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		3054	} elsif ($self->extcmd == 1) { # TODO: remove
2470	$msg{msgtype} = "event_$type";	3055	push @msg, msgtype => "event_$type";
2471	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	3056	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3057	}
		3058	}
		3059
		3060	=item $client->ext_reply ($msgid, @msg)
		3061
		3062	Sends an ext reply to the client.
		3063
		3064	=cut
		3065
		3066	sub cf::client::ext_reply($$@) {
		3067	my ($self, $id, @msg) = @_;
		3068
		3069	if ($self->extcmd == 2) {
		3070	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		3071	} elsif ($self->extcmd == 1) {
		3072	#TODO: version 1, remove
		3073	unshift @msg, msgtype => "reply", msgid => $id;
		3074	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3075	}
2472	}	3076	}
2473		3077
2474	=item $success = $client->query ($flags, "text", \&cb)	3078	=item $success = $client->query ($flags, "text", \&cb)
2475		3079
2476	Queues a query to the client, calling the given callback with	3080	Queues a query to the client, calling the given callback with
…		…
2531	my ($ns, $buf) = @_;	3135	my ($ns, $buf) = @_;
2532		3136
2533	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3137	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2534		3138
2535	if (ref $msg) {	3139	if (ref $msg) {
		3140	my ($type, $reply, @payload) =
		3141	"ARRAY" eq ref $msg
		3142	? @$msg
		3143	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		3144
		3145	my @reply;
		3146
2536	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3147	if (my $cb = $EXTICMD{$type}) {
2537	if (my %reply = $cb->($ns, $msg)) {	3148	@reply = $cb->($ns, @payload);
2538	$reply{msgid} = $msg->{msgid};
2539	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2540	}
2541	}	3149	}
		3150
		3151	$ns->ext_reply ($reply, @reply)
		3152	if $reply;
		3153
2542	} else {	3154	} else {
2543	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3155	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2544	}	3156	}
2545		3157
2546	cf::override;	3158	cf::override;
…		…
2568		3180
2569	$coro	3181	$coro
2570	}	3182	}
2571		3183
2572	cf::client->attach (	3184	cf::client->attach (
2573	on_destroy => sub {	3185	on_client_destroy => sub {
2574	my ($ns) = @_;	3186	my ($ns) = @_;
2575		3187
2576	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3188	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2577	},	3189	},
2578	);	3190	);
…		…
2593	our $safe = new Safe "safe";	3205	our $safe = new Safe "safe";
2594	our $safe_hole = new Safe::Hole;	3206	our $safe_hole = new Safe::Hole;
2595		3207
2596	$SIG{FPE} = 'IGNORE';	3208	$SIG{FPE} = 'IGNORE';
2597		3209
2598	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3210	$safe->permit_only (Opcode::opset qw(
		3211	:base_core :base_mem :base_orig :base_math :base_loop
		3212	grepstart grepwhile mapstart mapwhile
		3213	sort time
		3214	));
2599		3215
2600	# here we export the classes and methods available to script code	3216	# here we export the classes and methods available to script code
2601		3217
2602	=pod	3218	=pod
2603		3219
2604	The following functions and methods are available within a safe environment:	3220	The following functions and methods are available within a safe environment:
2605		3221
2606	cf::object	3222	cf::object
2607	contr pay_amount pay_player map x y force_find force_add	3223	contr pay_amount pay_player map x y force_find force_add destroy
2608	insert remove	3224	insert remove name archname title slaying race decrease split
		3225	value
2609		3226
2610	cf::object::player	3227	cf::object::player
2611	player	3228	player
2612		3229
2613	cf::player	3230	cf::player
…		…
2618		3235
2619	=cut	3236	=cut
2620		3237
2621	for (	3238	for (
2622	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3239	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2623	insert remove)],	3240	insert remove inv nrof name archname title slaying race
		3241	decrease split destroy change_exp value msg lore send_msg)],
2624	["cf::object::player" => qw(player)],	3242	["cf::object::player" => qw(player)],
2625	["cf::player" => qw(peaceful)],	3243	["cf::player" => qw(peaceful send_msg)],
2626	["cf::map" => qw(trigger)],	3244	["cf::map" => qw(trigger)],
2627	) {	3245	) {
2628	no strict 'refs';	3246	no strict 'refs';
2629	my ($pkg, @funs) = @$_;	3247	my ($pkg, @funs) = @$_;
2630	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3248	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2648		3266
2649	my $qcode = $code;	3267	my $qcode = $code;
2650	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3268	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2651	$qcode =~ s/\n/\\n/g;	3269	$qcode =~ s/\n/\\n/g;
2652		3270
		3271	%vars = (_dummy => 0) unless %vars;
		3272
		3273	my @res;
2653	local $_;	3274	local $_;
2654	local @safe::cf::_safe_eval_args = values %vars;
2655		3275
2656	my $eval =	3276	my $eval =
2657	"do {\n"	3277	"do {\n"
2658	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3278	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2659	. "#line 0 \"{$qcode}\"\n"	3279	. "#line 0 \"{$qcode}\"\n"
2660	. $code	3280	. $code
2661	. "\n}"	3281	. "\n}"
2662	;	3282	;
2663		3283
		3284	if ($CFG{safe_eval}) {
2664	sub_generation_inc;	3285	sub_generation_inc;
		3286	local @safe::cf::_safe_eval_args = values %vars;
2665	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3287	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2666	sub_generation_inc;	3288	sub_generation_inc;
		3289	} else {
		3290	local @cf::_safe_eval_args = values %vars;
		3291	@res = wantarray ? eval eval : scalar eval $eval;
		3292	}
2667		3293
2668	if ($@) {	3294	if ($@) {
2669	warn "$@";	3295	warn "$@";
2670	warn "while executing safe code '$code'\n";	3296	warn "while executing safe code '$code'\n";
2671	warn "with arguments " . (join " ", %vars) . "\n";	3297	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2690	=cut	3316	=cut
2691		3317
2692	sub register_script_function {	3318	sub register_script_function {
2693	my ($fun, $cb) = @_;	3319	my ($fun, $cb) = @_;
2694		3320
2695	no strict 'refs';	3321	$fun = "safe::$fun" if $CFG{safe_eval};
2696	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3322	*$fun = $safe_hole->wrap ($cb);
2697	}	3323	}
2698		3324
2699	=back	3325	=back
2700		3326
2701	=cut	3327	=cut
…		…
2703	#############################################################################	3329	#############################################################################
2704	# the server's init and main functions	3330	# the server's init and main functions
2705		3331
2706	sub load_facedata($) {	3332	sub load_facedata($) {
2707	my ($path) = @_;	3333	my ($path) = @_;
		3334
		3335	# HACK to clear player env face cache, we need some signal framework
		3336	# for this (global event?)
		3337	%ext::player_env::MUSIC_FACE_CACHE = ();
		3338
		3339	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2708		3340
2709	warn "loading facedata from $path\n";	3341	warn "loading facedata from $path\n";
2710		3342
2711	my $facedata;	3343	my $facedata;
2712	0 < aio_load $path, $facedata	3344	0 < aio_load $path, $facedata
…		…
2715	$facedata = Coro::Storable::thaw $facedata;	3347	$facedata = Coro::Storable::thaw $facedata;
2716		3348
2717	$facedata->{version} == 2	3349	$facedata->{version} == 2
2718	or cf::cleanup "$path: version mismatch, cannot proceed.";	3350	or cf::cleanup "$path: version mismatch, cannot proceed.";
2719		3351
		3352	# patch in the exptable
		3353	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
		3354	$facedata->{resource}{"res/exp_table"} = {
		3355	type => FT_RSRC,
		3356	data => $exp_table,
		3357	hash => (Digest::MD5::md5 $exp_table),
		3358	};
		3359	cf::cede_to_tick;
		3360
2720	{	3361	{
2721	my $faces = $facedata->{faceinfo};	3362	my $faces = $facedata->{faceinfo};
2722		3363
2723	while (my ($face, $info) = each %$faces) {	3364	while (my ($face, $info) = each %$faces) {
2724	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3365	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3366
2725	cf::face::set_visibility $idx, $info->{visibility};	3367	cf::face::set_visibility $idx, $info->{visibility};
2726	cf::face::set_magicmap $idx, $info->{magicmap};	3368	cf::face::set_magicmap $idx, $info->{magicmap};
2727	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3369	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2728	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3370	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2729		3371
2730	cf::cede_to_tick;	3372	cf::cede_to_tick;
2731	}	3373	}
2732		3374
2733	while (my ($face, $info) = each %$faces) {	3375	while (my ($face, $info) = each %$faces) {
2734	next unless $info->{smooth};	3376	next unless $info->{smooth};
		3377
2735	my $idx = cf::face::find $face	3378	my $idx = cf::face::find $face
2736	or next;	3379	or next;
		3380
2737	if (my $smooth = cf::face::find $info->{smooth}) {	3381	if (my $smooth = cf::face::find $info->{smooth}) {
2738	cf::face::set_smooth $idx, $smooth;	3382	cf::face::set_smooth $idx, $smooth;
2739	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3383	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2740	} else {	3384	} else {
2741	warn "smooth face '$info->{smooth}' not found for face '$face'";	3385	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2755		3399
2756	cf::anim::invalidate_all; # d'oh	3400	cf::anim::invalidate_all; # d'oh
2757	}	3401	}
2758		3402
2759	{	3403	{
2760	# TODO: for gcfclient pleasure, we should give resources
2761	# that gcfclient doesn't grok a >10000 face index.
2762	my $res = $facedata->{resource};	3404	my $res = $facedata->{resource};
2763	my $enc = JSON::XS->new->utf8->canonical;
2764		3405
2765	while (my ($name, $info) = each %$res) {	3406	while (my ($name, $info) = each %$res) {
2766	my $meta = $enc->encode ({	3407	if (defined $info->{type}) {
2767	name => $name,
2768	type => $info->{type},
2769	copyright => $info->{copyright}, #TODO#
2770	});
2771	my $data = pack "(w/a*)*", $meta, $info->{data};
2772	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2773
2774	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3408	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3409
		3410	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
2775	cf::face::set_type $idx, 1;	3411	cf::face::set_type $idx, $info->{type};
2776	cf::face::set_data $idx, 0, $data, $chk;	3412	} else {
		3413	$RESOURCE{$name} = $info;
		3414	}
2777		3415
2778	cf::cede_to_tick;	3416	cf::cede_to_tick;
2779	}	3417	}
2780	}	3418	}
2781		3419
		3420	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3421
2782	1	3422	1
2783	}	3423	}
2784		3424
		3425	cf::global->attach (on_resource_update => sub {
		3426	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3427	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3428
		3429	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3430	my $sound = $soundconf->{compat}[$_]
		3431	or next;
		3432
		3433	my $face = cf::face::find "sound/$sound->[1]";
		3434	cf::sound::set $sound->[0] => $face;
		3435	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3436	}
		3437
		3438	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3439	my $face = cf::face::find "sound/$v";
		3440	cf::sound::set $k => $face;
		3441	}
		3442	}
		3443	});
		3444
		3445	register_exticmd fx_want => sub {
		3446	my ($ns, $want) = @_;
		3447
		3448	while (my ($k, $v) = each %$want) {
		3449	$ns->fx_want ($k, $v);
		3450	}
		3451	};
		3452
		3453	sub load_resource_file($) {
		3454	my $guard = lock_acquire "load_resource_file";
		3455
		3456	my $status = load_resource_file_ $_[0];
		3457	get_slot 0.1, 100;
		3458	cf::arch::commit_load;
		3459
		3460	$status
		3461	}
		3462
2785	sub reload_regions {	3463	sub reload_regions {
		3464	# HACK to clear player env face cache, we need some signal framework
		3465	# for this (global event?)
		3466	%ext::player_env::MUSIC_FACE_CACHE = ();
		3467
2786	load_resource_file "$MAPDIR/regions"	3468	load_resource_file "$MAPDIR/regions"
2787	or die "unable to load regions file\n";	3469	or die "unable to load regions file\n";
		3470
		3471	for (cf::region::list) {
		3472	$_->{match} = qr/$_->{match}/
		3473	if exists $_->{match};
		3474	}
2788	}	3475	}
2789		3476
2790	sub reload_facedata {	3477	sub reload_facedata {
2791	load_facedata "$DATADIR/facedata"	3478	load_facedata "$DATADIR/facedata"
2792	or die "unable to load facedata\n";	3479	or die "unable to load facedata\n";
2793	}	3480	}
2794		3481
2795	sub reload_archetypes {	3482	sub reload_archetypes {
2796	load_resource_file "$DATADIR/archetypes"	3483	load_resource_file "$DATADIR/archetypes"
2797	or die "unable to load archetypes\n";	3484	or die "unable to load archetypes\n";
2798	#d# NEED to laod twice to resolve forward references
2799	# this really needs to be done in an extra post-pass
2800	# (which needs to be synchronous, so solve it differently)
2801	load_resource_file "$DATADIR/archetypes"
2802	or die "unable to load archetypes\n";
2803	}	3485	}
2804		3486
2805	sub reload_treasures {	3487	sub reload_treasures {
2806	load_resource_file "$DATADIR/treasures"	3488	load_resource_file "$DATADIR/treasures"
2807	or die "unable to load treasurelists\n";	3489	or die "unable to load treasurelists\n";
2808	}	3490	}
2809		3491
2810	sub reload_resources {	3492	sub reload_resources {
2811	warn "reloading resource files...\n";	3493	warn "reloading resource files...\n";
2812		3494
		3495	reload_facedata;
		3496	reload_archetypes;
2813	reload_regions;	3497	reload_regions;
2814	reload_facedata;
2815	#reload_archetypes;#d#
2816	reload_archetypes;
2817	reload_treasures;	3498	reload_treasures;
2818		3499
2819	warn "finished reloading resource files\n";	3500	warn "finished reloading resource files\n";
2820	}	3501	}
2821		3502
2822	sub init {	3503	sub reload_config {
2823	reload_resources;	3504	warn "reloading config file...\n";
2824	}
2825		3505
2826	sub cfg_load {
2827	open my $fh, "<:utf8", "$CONFDIR/config"	3506	open my $fh, "<:utf8", "$CONFDIR/config"
2828	or return;	3507	or return;
2829		3508
2830	local $/;	3509	local $/;
2831	*CFG = YAML::Syck::Load <$fh>;	3510	*CFG = YAML::XS::Load scalar <$fh>;
2832		3511
2833	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3512	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2834		3513
2835	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3514	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2836	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3515	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2840	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3519	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2841	and die "WARNING: m(un)lockall failed: $!\n";	3520	and die "WARNING: m(un)lockall failed: $!\n";
2842	};	3521	};
2843	warn $@ if $@;	3522	warn $@ if $@;
2844	}	3523	}
		3524
		3525	warn "finished reloading resource files\n";
		3526	}
		3527
		3528	sub pidfile() {
		3529	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3530	or die "$PIDFILE: $!";
		3531	flock $fh, &Fcntl::LOCK_EX
		3532	or die "$PIDFILE: flock: $!";
		3533	$fh
		3534	}
		3535
		3536	# make sure only one server instance is running at any one time
		3537	sub atomic {
		3538	my $fh = pidfile;
		3539
		3540	my $pid = <$fh>;
		3541	kill 9, $pid if $pid > 0;
		3542
		3543	seek $fh, 0, 0;
		3544	print $fh $$;
		3545	}
		3546
		3547	sub main_loop {
		3548	warn "EV::loop starting\n";
		3549	if (1) {
		3550	EV::loop;
		3551	}
		3552	warn "EV::loop returned\n";
		3553	goto &main_loop unless $REALLY_UNLOOP;
2845	}	3554	}
2846		3555
2847	sub main {	3556	sub main {
		3557	cf::init_globals; # initialise logging
		3558
		3559	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3560	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3561	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3562	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3563
		3564	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3565
2848	# we must not ever block the main coroutine	3566	# we must not ever block the main coroutine
2849	local $Coro::idle = sub {	3567	local $Coro::idle = sub {
2850	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3568	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2851	(async {	3569	(async {
2852	Event::one_event;	3570	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3571	EV::loop EV::LOOP_ONESHOT;
2853	})->prio (Coro::PRIO_MAX);	3572	})->prio (Coro::PRIO_MAX);
2854	};	3573	};
2855		3574
2856	cfg_load;	3575	evthread_start IO::AIO::poll_fileno;
		3576
		3577	cf::sync_job {
		3578	cf::init_experience;
		3579	cf::init_anim;
		3580	cf::init_attackmess;
		3581	cf::init_dynamic;
		3582
		3583	cf::load_settings;
		3584	cf::load_materials;
		3585
		3586	reload_resources;
		3587	reload_config;
2857	db_init;	3588	db_init;
		3589
		3590	cf::init_uuid;
		3591	cf::init_signals;
		3592	cf::init_skills;
		3593
		3594	cf::init_beforeplay;
		3595
		3596	atomic;
		3597
2858	load_extensions;	3598	load_extensions;
2859		3599
2860	$TICK_WATCHER->start;	3600	utime time, time, $RUNTIMEFILE;
2861	Event::loop;	3601
		3602	# no (long-running) fork's whatsoever before this point(!)
		3603	use POSIX ();
		3604	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3605
		3606	(pop @POST_INIT)->(0) while @POST_INIT;
		3607	};
		3608
		3609	cf::object::thawer::errors_are_fatal 0;
		3610	warn "parse errors in files are no longer fatal from this point on.\n";
		3611
		3612	main_loop;
2862	}	3613	}
2863		3614
2864	#############################################################################	3615	#############################################################################
2865	# initialisation and cleanup	3616	# initialisation and cleanup
2866		3617
2867	# install some emergency cleanup handlers	3618	# install some emergency cleanup handlers
2868	BEGIN {	3619	BEGIN {
		3620	our %SIGWATCHER = ();
2869	for my $signal (qw(INT HUP TERM)) {	3621	for my $signal (qw(INT HUP TERM)) {
2870	Event->signal (	3622	$SIGWATCHER{$signal} = AE::signal $signal, sub {
2871	reentrant => 0,
2872	data => WF_AUTOCANCEL,
2873	signal => $signal,
2874	prio => 0,
2875	cb => sub {
2876	cf::cleanup "SIG$signal";	3623	cf::cleanup "SIG$signal";
2877	},
2878	);	3624	};
2879	}	3625	}
2880	}	3626	}
2881		3627
2882	sub write_runtime {	3628	sub write_runtime_sync {
2883	my $runtime = "$LOCALDIR/runtime";	3629	my $t0 = AE::time;
2884		3630
2885	# first touch the runtime file to show we are still running:	3631	# first touch the runtime file to show we are still running:
2886	# the fsync below can take a very very long time.	3632	# the fsync below can take a very very long time.
2887		3633
2888	IO::AIO::aio_utime $runtime, undef, undef;	3634	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2889		3635
2890	my $guard = cf::lock_acquire "write_runtime";	3636	my $guard = cf::lock_acquire "write_runtime";
2891		3637
2892	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3638	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
2893	or return;	3639	or return;
2894		3640
2895	my $value = $cf::RUNTIME + 90 + 10;	3641	my $value = $cf::RUNTIME + 90 + 10;
2896	# 10 is the runtime save interval, for a monotonic clock	3642	# 10 is the runtime save interval, for a monotonic clock
2897	# 60 allows for the watchdog to kill the server.	3643	# 60 allows for the watchdog to kill the server.
…		…
2907	aio_utime $fh, undef, undef;	3653	aio_utime $fh, undef, undef;
2908		3654
2909	close $fh	3655	close $fh
2910	or return;	3656	or return;
2911		3657
2912	aio_rename "$runtime~", $runtime	3658	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2913	and return;	3659	and return;
2914		3660
2915	warn "runtime file written.\n";	3661	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
2916		3662
2917	1	3663	1
		3664	}
		3665
		3666	our $uuid_lock;
		3667	our $uuid_skip;
		3668
		3669	sub write_uuid_sync($) {
		3670	$uuid_skip ||= $_[0];
		3671
		3672	return if $uuid_lock;
		3673	local $uuid_lock = 1;
		3674
		3675	my $uuid = "$LOCALDIR/uuid";
		3676
		3677	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3678	or return;
		3679
		3680	my $value = uuid_seq uuid_cur;
		3681
		3682	unless ($value) {
		3683	warn "cowardly refusing to write zero uuid value!\n";
		3684	return;
		3685	}
		3686
		3687	my $value = uuid_str $value + $uuid_skip;
		3688	$uuid_skip = 0;
		3689
		3690	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3691	and return;
		3692
		3693	# always fsync - this file is important
		3694	aio_fsync $fh
		3695	and return;
		3696
		3697	close $fh
		3698	or return;
		3699
		3700	aio_rename "$uuid~", $uuid
		3701	and return;
		3702
		3703	warn "uuid file written ($value).\n";
		3704
		3705	1
		3706
		3707	}
		3708
		3709	sub write_uuid($$) {
		3710	my ($skip, $sync) = @_;
		3711
		3712	$sync ? write_uuid_sync $skip
		3713	: async { write_uuid_sync $skip };
2918	}	3714	}
2919		3715
2920	sub emergency_save() {	3716	sub emergency_save() {
2921	my $freeze_guard = cf::freeze_mainloop;	3717	my $freeze_guard = cf::freeze_mainloop;
2922		3718
2923	warn "enter emergency perl save\n";	3719	warn "emergency_perl_save: enter\n";
2924		3720
2925	cf::sync_job {	3721	cf::sync_job {
		3722	# this is a trade-off: we want to be very quick here, so
		3723	# save all maps without fsync, and later call a global sync
		3724	# (which in turn might be very very slow)
		3725	local $USE_FSYNC = 0;
		3726
2926	# use a peculiar iteration method to avoid tripping on perl	3727	# use a peculiar iteration method to avoid tripping on perl
2927	# refcount bugs in for. also avoids problems with players	3728	# refcount bugs in for. also avoids problems with players
2928	# and maps saved/destroyed asynchronously.	3729	# and maps saved/destroyed asynchronously.
2929	warn "begin emergency player save\n";	3730	warn "emergency_perl_save: begin player save\n";
2930	for my $login (keys %cf::PLAYER) {	3731	for my $login (keys %cf::PLAYER) {
2931	my $pl = $cf::PLAYER{$login} or next;	3732	my $pl = $cf::PLAYER{$login} or next;
2932	$pl->valid or next;	3733	$pl->valid or next;
		3734	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2933	$pl->save;	3735	$pl->save;
2934	}	3736	}
2935	warn "end emergency player save\n";	3737	warn "emergency_perl_save: end player save\n";
2936		3738
2937	warn "begin emergency map save\n";	3739	warn "emergency_perl_save: begin map save\n";
2938	for my $path (keys %cf::MAP) {	3740	for my $path (keys %cf::MAP) {
2939	my $map = $cf::MAP{$path} or next;	3741	my $map = $cf::MAP{$path} or next;
2940	$map->valid or next;	3742	$map->valid or next;
2941	$map->save;	3743	$map->save;
2942	}	3744	}
2943	warn "end emergency map save\n";	3745	warn "emergency_perl_save: end map save\n";
2944		3746
2945	warn "begin emergency database checkpoint\n";	3747	warn "emergency_perl_save: begin database checkpoint\n";
2946	BDB::db_env_txn_checkpoint $DB_ENV;	3748	BDB::db_env_txn_checkpoint $DB_ENV;
2947	warn "end emergency database checkpoint\n";	3749	warn "emergency_perl_save: end database checkpoint\n";
		3750
		3751	warn "emergency_perl_save: begin write uuid\n";
		3752	write_uuid_sync 1;
		3753	warn "emergency_perl_save: end write uuid\n";
2948	};	3754	};
2949		3755
		3756	warn "emergency_perl_save: starting sync()\n";
		3757	IO::AIO::aio_sync sub {
		3758	warn "emergency_perl_save: finished sync()\n";
		3759	};
		3760
2950	warn "leave emergency perl save\n";	3761	warn "emergency_perl_save: leave\n";
2951	}	3762	}
2952		3763
2953	sub post_cleanup {	3764	sub post_cleanup {
2954	my ($make_core) = @_;	3765	my ($make_core) = @_;
2955		3766
2956	warn Carp::longmess "post_cleanup backtrace"	3767	warn Carp::longmess "post_cleanup backtrace"
2957	if $make_core;	3768	if $make_core;
		3769
		3770	my $fh = pidfile;
		3771	unlink $PIDFILE if <$fh> == $$;
		3772	}
		3773
		3774	# a safer delete_package, copied from Symbol
		3775	sub clear_package($) {
		3776	my $pkg = shift;
		3777
		3778	# expand to full symbol table name if needed
		3779	unless ($pkg =~ /^main::.*::$/) {
		3780	$pkg = "main$pkg" if $pkg =~ /^::/;
		3781	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3782	$pkg .= '::' unless $pkg =~ /::$/;
		3783	}
		3784
		3785	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3786	my $stem_symtab = *{$stem}{HASH};
		3787
		3788	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3789	or return;
		3790
		3791	# clear all symbols
		3792	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3793	for my $name (keys %$leaf_symtab) {
		3794	_gv_clear *{"$pkg$name"};
		3795	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3796	}
2958	}	3797	}
2959		3798
2960	sub do_reload_perl() {	3799	sub do_reload_perl() {
2961	# can/must only be called in main	3800	# can/must only be called in main
2962	if ($Coro::current != $Coro::main) {	3801	if (in_main) {
2963	warn "can only reload from main coroutine";	3802	warn "can only reload from main coroutine";
2964	return;	3803	return;
2965	}	3804	}
2966		3805
		3806	return if $RELOAD++;
		3807
		3808	my $t1 = AE::time;
		3809
		3810	while ($RELOAD) {
2967	warn "reloading...";	3811	warn "reloading...";
2968		3812
2969	warn "entering sync_job";	3813	warn "entering sync_job";
2970		3814
2971	cf::sync_job {	3815	cf::sync_job {
2972	cf::write_runtime; # external watchdog should not bark	3816	cf::write_runtime_sync; # external watchdog should not bark
2973	cf::emergency_save;	3817	cf::emergency_save;
2974	cf::write_runtime; # external watchdog should not bark	3818	cf::write_runtime_sync; # external watchdog should not bark
2975		3819
2976	warn "syncing database to disk";	3820	warn "syncing database to disk";
2977	BDB::db_env_txn_checkpoint $DB_ENV;	3821	BDB::db_env_txn_checkpoint $DB_ENV;
2978		3822
2979	# if anything goes wrong in here, we should simply crash as we already saved	3823	# if anything goes wrong in here, we should simply crash as we already saved
2980		3824
2981	warn "cancelling all WF_AUTOCANCEL watchers";
2982	for (Event::all_watchers) {
2983	$_->cancel if $_->data & WF_AUTOCANCEL;
2984	}
2985
2986	warn "flushing outstanding aio requests";	3825	warn "flushing outstanding aio requests";
2987	for (;;) {
2988	BDB::flush;
2989	IO::AIO::flush;
2990	Coro::cede;
2991	last unless IO::AIO::nreqs || BDB::nreqs;	3826	while (IO::AIO::nreqs || BDB::nreqs) {
2992	warn "iterate...";	3827	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
2993	}
2994
2995	++$RELOAD;
2996
2997	warn "cancelling all extension coros";
2998	$_->cancel for values %EXT_CORO;
2999	%EXT_CORO = ();
3000
3001	warn "removing commands";
3002	%COMMAND = ();
3003
3004	warn "removing ext/exti commands";
3005	%EXTCMD = ();
3006	%EXTICMD = ();
3007
3008	warn "unloading/nuking all extensions";
3009	for my $pkg (@EXTS) {
3010	warn "... unloading $pkg";
3011
3012	if (my $cb = $pkg->can ("unload")) {
3013	eval {
3014	$cb->($pkg);
3015	1
3016	} or warn "$pkg unloaded, but with errors: $@";
3017	}	3828	}
3018		3829
3019	warn "... nuking $pkg";	3830	warn "cancelling all extension coros";
3020	Symbol::delete_package $pkg;	3831	$_->cancel for values %EXT_CORO;
3021	}	3832	%EXT_CORO = ();
3022		3833
3023	warn "unloading all perl modules loaded from $LIBDIR";	3834	warn "removing commands";
3024	while (my ($k, $v) = each %INC) {	3835	%COMMAND = ();
3025	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3026		3836
		3837	warn "removing ext/exti commands";
		3838	%EXTCMD = ();
		3839	%EXTICMD = ();
		3840
		3841	warn "unloading/nuking all extensions";
		3842	for my $pkg (@EXTS) {
3027	warn "... unloading $k";	3843	warn "... unloading $pkg";
3028	delete $INC{$k};
3029		3844
3030	$k =~ s/\.pm$//;
3031	$k =~ s/\//::/g;
3032
3033	if (my $cb = $k->can ("unload_module")) {	3845	if (my $cb = $pkg->can ("unload")) {
		3846	eval {
3034	$cb->();	3847	$cb->($pkg);
		3848	1
		3849	} or warn "$pkg unloaded, but with errors: $@";
		3850	}
		3851
		3852	warn "... clearing $pkg";
		3853	clear_package $pkg;
3035	}	3854	}
3036		3855
3037	Symbol::delete_package $k;	3856	warn "unloading all perl modules loaded from $LIBDIR";
		3857	while (my ($k, $v) = each %INC) {
		3858	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3859
		3860	warn "... unloading $k";
		3861	delete $INC{$k};
		3862
		3863	$k =~ s/\.pm$//;
		3864	$k =~ s/\//::/g;
		3865
		3866	if (my $cb = $k->can ("unload_module")) {
		3867	$cb->();
		3868	}
		3869
		3870	clear_package $k;
3038	}	3871	}
3039		3872
3040	warn "getting rid of safe::, as good as possible";	3873	warn "getting rid of safe::, as good as possible";
3041	Symbol::delete_package "safe::$_"	3874	clear_package "safe::$_"
3042	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3875	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3043		3876
3044	warn "unloading cf.pm \"a bit\"";	3877	warn "unloading cf.pm \"a bit\"";
3045	delete $INC{"cf.pm"};	3878	delete $INC{"cf.pm"};
3046	delete $INC{"cf/pod.pm"};	3879	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3047		3880
3048	# don't, removes xs symbols, too,	3881	# don't, removes xs symbols, too,
3049	# and global variables created in xs	3882	# and global variables created in xs
3050	#Symbol::delete_package __PACKAGE__;	3883	#clear_package __PACKAGE__;
3051		3884
3052	warn "unload completed, starting to reload now";	3885	warn "unload completed, starting to reload now";
3053		3886
3054	warn "reloading cf.pm";	3887	warn "reloading cf.pm";
3055	require cf;	3888	require cf;
3056	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3889	cf::_connect_to_perl_1;
3057		3890
3058	warn "loading config and database again";	3891	warn "loading config and database again";
3059	cf::cfg_load;	3892	cf::reload_config;
3060		3893
3061	warn "loading extensions";	3894	warn "loading extensions";
3062	cf::load_extensions;	3895	cf::load_extensions;
3063		3896
		3897	if ($REATTACH_ON_RELOAD) {
3064	warn "reattaching attachments to objects/players";	3898	warn "reattaching attachments to objects/players";
3065	_global_reattach; # objects, sockets	3899	_global_reattach; # objects, sockets
3066	warn "reattaching attachments to maps";	3900	warn "reattaching attachments to maps";
3067	reattach $_ for values %MAP;	3901	reattach $_ for values %MAP;
3068	warn "reattaching attachments to players";	3902	warn "reattaching attachments to players";
3069	reattach $_ for values %PLAYER;	3903	reattach $_ for values %PLAYER;
		3904	}
3070		3905
		3906	warn "running post_init jobs";
		3907	(pop @POST_INIT)->(1) while @POST_INIT;
		3908
3071	warn "leaving sync_job";	3909	warn "leaving sync_job";
3072		3910
3073	1	3911	1
3074	} or do {	3912	} or do {
3075	warn $@;	3913	warn $@;
3076	warn "error while reloading, exiting.";	3914	cf::cleanup "error while reloading, exiting.";
3077	exit 1;
3078	};	3915	};
3079		3916
3080	warn "reloaded";	3917	warn "reloaded";
		3918	--$RELOAD;
		3919	}
		3920
		3921	$t1 = AE::time - $t1;
		3922	warn "reload completed in ${t1}s\n";
3081	};	3923	};
3082		3924
3083	our $RELOAD_WATCHER; # used only during reload	3925	our $RELOAD_WATCHER; # used only during reload
3084		3926
3085	sub reload_perl() {	3927	sub reload_perl() {
3086	# doing reload synchronously and two reloads happen back-to-back,	3928	# doing reload synchronously and two reloads happen back-to-back,
3087	# coro crashes during coro_state_free->destroy here.	3929	# coro crashes during coro_state_free->destroy here.
3088		3930
3089	$RELOAD_WATCHER ||= Event->timer (	3931	$RELOAD_WATCHER ||= cf::async {
3090	reentrant => 0,	3932	Coro::AIO::aio_wait cache_extensions;
3091	after => 0,	3933
3092	data => WF_AUTOCANCEL,	3934	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3093	cb => sub {
3094	do_reload_perl;	3935	do_reload_perl;
3095	undef $RELOAD_WATCHER;	3936	undef $RELOAD_WATCHER;
3096	},	3937	};
3097	);	3938	};
3098	}	3939	}
3099		3940
3100	register_command "reload" => sub {	3941	register_command "reload" => sub {
3101	my ($who, $arg) = @_;	3942	my ($who, $arg) = @_;
3102		3943
3103	if ($who->flag (FLAG_WIZ)) {	3944	if ($who->flag (FLAG_WIZ)) {
3104	$who->message ("reloading server.");	3945	$who->message ("reloading server.");
		3946	async {
		3947	$Coro::current->{desc} = "perl_reload";
3105	async { reload_perl };	3948	reload_perl;
		3949	};
3106	}	3950	}
3107	};	3951	};
3108		3952
3109	unshift @INC, $LIBDIR;	3953	unshift @INC, $LIBDIR;
3110		3954
…		…
3112		3956
3113	our @WAIT_FOR_TICK;	3957	our @WAIT_FOR_TICK;
3114	our @WAIT_FOR_TICK_BEGIN;	3958	our @WAIT_FOR_TICK_BEGIN;
3115		3959
3116	sub wait_for_tick {	3960	sub wait_for_tick {
3117	return unless $TICK_WATCHER->is_active;
3118	return if $Coro::current == $Coro::main;	3961	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3119		3962
3120	my $signal = new Coro::Signal;	3963	my $signal = new Coro::Signal;
3121	push @WAIT_FOR_TICK, $signal;	3964	push @WAIT_FOR_TICK, $signal;
3122	$signal->wait;	3965	$signal->wait;
3123	}	3966	}
3124		3967
3125	sub wait_for_tick_begin {	3968	sub wait_for_tick_begin {
3126	return unless $TICK_WATCHER->is_active;
3127	return if $Coro::current == $Coro::main;	3969	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3128		3970
3129	my $signal = new Coro::Signal;	3971	my $signal = new Coro::Signal;
3130	push @WAIT_FOR_TICK_BEGIN, $signal;	3972	push @WAIT_FOR_TICK_BEGIN, $signal;
3131	$signal->wait;	3973	$signal->wait;
3132	}	3974	}
3133		3975
3134	my $min = 1e6;#d#	3976	sub tick {
3135	my $avg = 10;
3136	$TICK_WATCHER = Event->timer (
3137	reentrant => 0,
3138	parked => 1,
3139	prio => 0,
3140	at => $NEXT_TICK || $TICK,
3141	data => WF_AUTOCANCEL,
3142	cb => sub {
3143	if ($Coro::current != $Coro::main) {	3977	if ($Coro::current != $Coro::main) {
3144	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3978	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3145	unless ++$bug_warning > 10;	3979	unless ++$bug_warning > 10;
3146	return;	3980	return;
3147	}	3981	}
3148		3982
3149	$NOW = $tick_start = Event::time;
3150
3151	cf::server_tick; # one server iteration	3983	cf::server_tick; # one server iteration
3152		3984
3153	0 && sync_job {#d#	3985	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3154	for(1..10) {
3155	my $t = Event::time;
3156	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3157	or die;
3158		3986
3159	$map->width (50);	3987	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3160	$map->height (50);	3988	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3161	$map->alloc;	3989	Coro::async_pool {
3162	$map->_load_objects ("/tmp/x.map", 1);	3990	$Coro::current->{desc} = "runtime saver";
3163	my $t = Event::time - $t;	3991	write_runtime_sync
3164		3992	or warn "ERROR: unable to write runtime file: $!";
3165	#next unless $t < 0.0013;#d#
3166	if ($t < $min) {
3167	$min = $t;
3168	}
3169	$avg = $avg * 0.99 + $t * 0.01;
3170	}
3171	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3172	exit 0;
3173	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3174	};	3993	};
		3994	}
3175		3995
3176	$RUNTIME += $TICK;
3177	$NEXT_TICK += $TICK;
3178
3179	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3180	$NEXT_RUNTIME_WRITE = $NOW + 10;
3181	Coro::async_pool {
3182	write_runtime
3183	or warn "ERROR: unable to write runtime file: $!";
3184	};
3185	}
3186
3187	# my $AFTER = Event::time;
3188	# warn $AFTER - $NOW;#d#
3189
3190	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3996	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3191	$sig->send;	3997	$sig->send;
3192	}	3998	}
3193	while (my $sig = shift @WAIT_FOR_TICK) {	3999	while (my $sig = shift @WAIT_FOR_TICK) {
3194	$sig->send;	4000	$sig->send;
3195	}	4001	}
3196		4002
3197	$NOW = Event::time;	4003	$LOAD = ($NOW - $TICK_START) / $TICK;
3198
3199	# if we are delayed by four ticks or more, skip them all
3200	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3201
3202	$TICK_WATCHER->at ($NEXT_TICK);
3203	$TICK_WATCHER->start;
3204
3205	$LOAD = ($NOW - $tick_start) / $TICK;
3206	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4004	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3207		4005
3208	_post_tick;	4006	if (0) {
3209		4007	if ($NEXT_TICK) {
3210		4008	my $jitter = $TICK_START - $NEXT_TICK;
		4009	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4010	warn "jitter $JITTER\n";#d#
		4011	}
3211	},	4012	}
3212	);	4013	}
3213		4014
3214	{	4015	{
3215	BDB::max_poll_time $TICK * 0.1;	4016	# configure BDB
3216	$BDB_POLL_WATCHER = Event->io (	4017
3217	reentrant => 0,
3218	fd => BDB::poll_fileno,
3219	poll => 'r',
3220	prio => 0,
3221	data => WF_AUTOCANCEL,
3222	cb => \&BDB::poll_cb,
3223	);
3224	BDB::min_parallel 8;	4018	BDB::min_parallel 16;
3225		4019	BDB::max_poll_reqs $TICK * 0.1;
3226	BDB::set_sync_prepare {	4020	$AnyEvent::BDB::WATCHER->priority (1);
3227	my $status;
3228	my $current = $Coro::current;
3229	(
3230	sub {
3231	$status = $!;
3232	$current->ready; undef $current;
3233	},
3234	sub {
3235	Coro::schedule while defined $current;
3236	$! = $status;
3237	},
3238	)
3239	};
3240		4021
3241	unless ($DB_ENV) {	4022	unless ($DB_ENV) {
3242	$DB_ENV = BDB::db_env_create;	4023	$DB_ENV = BDB::db_env_create;
		4024	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4025	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4026	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4027	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4028	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3243		4029
3244	cf::sync_job {	4030	cf::sync_job {
3245	eval {	4031	eval {
3246	BDB::db_env_open	4032	BDB::db_env_open
3247	$DB_ENV,	4033	$DB_ENV,
…		…
3249	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4035	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3250	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4036	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3251	0666;	4037	0666;
3252		4038
3253	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4039	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3254
3255	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3256	$DB_ENV->set_lk_detect;
3257	};	4040	};
3258		4041
3259	cf::cleanup "db_env_open(db): $@" if $@;	4042	cf::cleanup "db_env_open(db): $@" if $@;
3260	};	4043	};
3261	}	4044	}
		4045
		4046	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4047	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4048	};
		4049	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4050	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4051	};
		4052	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4053	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4054	};
3262	}	4055	}
3263		4056
3264	{	4057	{
		4058	# configure IO::AIO
		4059
3265	IO::AIO::min_parallel 8;	4060	IO::AIO::min_parallel 8;
3266
3267	undef $Coro::AIO::WATCHER;
3268	IO::AIO::max_poll_time $TICK * 0.1;	4061	IO::AIO::max_poll_time $TICK * 0.1;
3269	$AIO_POLL_WATCHER = Event->io (	4062	undef $AnyEvent::AIO::WATCHER;
3270	reentrant => 0,
3271	data => WF_AUTOCANCEL,
3272	fd => IO::AIO::poll_fileno,
3273	poll => 'r',
3274	prio => 6,
3275	cb => \&IO::AIO::poll_cb,
3276	);
3277	}	4063	}
3278		4064
3279	my $_log_backtrace;	4065	my $_log_backtrace;
3280		4066
3281	sub _log_backtrace {	4067	sub _log_backtrace {
…		…
3284	$msg =~ s/\n//;	4070	$msg =~ s/\n//;
3285		4071
3286	# limit the # of concurrent backtraces	4072	# limit the # of concurrent backtraces
3287	if ($_log_backtrace < 2) {	4073	if ($_log_backtrace < 2) {
3288	++$_log_backtrace;	4074	++$_log_backtrace;
		4075	my $perl_bt = Carp::longmess $msg;
3289	async {	4076	async {
		4077	$Coro::current->{desc} = "abt $msg";
		4078
3290	my @bt = fork_call {	4079	my @bt = fork_call {
3291	@addr = map { sprintf "%x", $_ } @addr;	4080	@addr = map { sprintf "%x", $_ } @addr;
3292	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4081	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3293	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4082	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3294	or die "addr2line: $!";	4083	or die "addr2line: $!";
…		…
3302	}	4091	}
3303		4092
3304	@funcs	4093	@funcs
3305	};	4094	};
3306		4095
3307	LOG llevInfo, "[ABT] $msg\n";	4096	LOG llevInfo, "[ABT] $perl_bt\n";
		4097	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3308	LOG llevInfo, "[ABT] $_\n" for @bt;	4098	LOG llevInfo, "[ABT] $_\n" for @bt;
3309	--$_log_backtrace;	4099	--$_log_backtrace;
3310	};	4100	};
3311	} else {	4101	} else {
3312	LOG llevInfo, "[ABT] $msg\n";	4102	LOG llevInfo, "[ABT] $msg\n";
3313	LOG llevInfo, "[ABT] [suppressed]\n";	4103	LOG llevInfo, "[ABT] [suppressed]\n";
3314	}	4104	}
3315	}	4105	}
3316		4106
3317	# load additional modules	4107	# load additional modules
3318	use cf::pod;	4108	require "cf/$_.pm" for @EXTRA_MODULES;
		4109	cf::_connect_to_perl_2;
3319		4110
3320	END { cf::emergency_save }	4111	END { cf::emergency_save }
3321		4112
3322	1	4113	1
3323		4114

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