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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.301 by root, Tue Jul 10 07:01:51 2007 UTC vs.
Revision 1.528 by root, Fri Apr 23 04:42:12 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;
		63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
34		66
35	# configure various modules to our taste	67	# configure various modules to our taste
36	#	68	#
37	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
38	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";
39	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
40		77
41	$Event::Eval = 1; # no idea why this is required, but it is	78	# strictly for debugging
42		79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
43	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
44	$YAML::Syck::ImplicitUnicode = 1;
45
46	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
47		80
48	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
49		82
50	our %COMMAND = ();	83	our %COMMAND = ();
51	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
54	our %EXTCMD = ();	87	our %EXTCMD = ();
55	our %EXTICMD = ();	88	our %EXTICMD = ();
56	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
57	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
58		91
59	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
60	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
61		96
62	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
63	our $DATADIR = datadir;	98	our $DATADIR = datadir;
64	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
65	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
66	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
67	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
68	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
69	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
70	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
71	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
72	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 = 3000;
		114	our $OUTPUT_RATE_MAX = 1000000;
		115
		116	our $MAX_LINKS = 32; # how many chained exits to follow
		117	our $VERBOSE_IO = 1;
73		118
74	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	119	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
75	our $TICK_WATCHER;
76	our $AIO_POLL_WATCHER;
77	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	120	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
78	our $NEXT_TICK;	121	our $NEXT_TICK;
79	our $NOW;
80	our $USE_FSYNC = 1; # use fsync to write maps - default off	122	our $USE_FSYNC = 1; # use fsync to write maps - default on
81		123
		124	our $BDB_DEADLOCK_WATCHER;
		125	our $BDB_CHECKPOINT_WATCHER;
82	our $BDB_POLL_WATCHER;	126	our $BDB_TRICKLE_WATCHER;
83	our $DB_ENV;	127	our $DB_ENV;
		128
		129	our @EXTRA_MODULES = qw(pod match mapscript);
84		130
85	our %CFG;	131	our %CFG;
86		132
87	our $UPTIME; $UPTIME ||= time;	133	our $UPTIME; $UPTIME ||= time;
88	our $RUNTIME;	134	our $RUNTIME;
		135	our $NOW;
89		136
90	our %PLAYER; # all users	137	our (%PLAYER, %PLAYER_LOADING); # all users
91	our %MAP; # all maps	138	our (%MAP, %MAP_LOADING ); # all maps
92	our $LINK_MAP; # the special {link} map, which is always available	139	our $LINK_MAP; # the special {link} map, which is always available
93		140
94	# used to convert map paths into valid unix filenames by replacing / by ∕	141	# used to convert map paths into valid unix filenames by replacing / by ∕
95	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	142	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
96		143
97	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	144	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
98	our $LOADAVG; # same thing, but with alpha-smoothing	145	our $LOADAVG; # same thing, but with alpha-smoothing
		146	our $JITTER; # average jitter
99	our $tick_start; # for load detecting purposes	147	our $TICK_START; # for load detecting purposes
		148
		149	our @POST_INIT;
		150
		151	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		152	our $REALLY_UNLOOP; # never set to true, please :)
100		153
101	binmode STDOUT;	154	binmode STDOUT;
102	binmode STDERR;	155	binmode STDERR;
103		156
104	# read virtual server time, if available	157	# read virtual server time, if available
105	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	158	unless ($RUNTIME || !-e $RUNTIMEFILE) {
106	open my $fh, "<", "$LOCALDIR/runtime"	159	open my $fh, "<", $RUNTIMEFILE
107	or die "unable to read runtime file: $!";	160	or die "unable to read $RUNTIMEFILE file: $!";
108	$RUNTIME = <$fh> + 0.;	161	$RUNTIME = <$fh> + 0.;
109	}	162	}
		163
		164	eval "sub TICK() { $TICK } 1" or die;
110		165
111	mkdir $_	166	mkdir $_
112	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	167	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
113		168
114	our $EMERGENCY_POSITION;	169	our $EMERGENCY_POSITION;
115		170
116	sub cf::map::normalise;	171	sub cf::map::normalise;
		172
		173	sub in_main() {
		174	$Coro::current == $Coro::main
		175	}
		176
		177	#############################################################################
		178
		179	%REFLECT = ();
		180	for (@REFLECT) {
		181	my $reflect = JSON::XS::decode_json $_;
		182	$REFLECT{$reflect->{class}} = $reflect;
		183	}
		184
		185	# this is decidedly evil
		186	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
117		187
118	#############################################################################	188	#############################################################################
119		189
120	=head2 GLOBAL VARIABLES	190	=head2 GLOBAL VARIABLES
121		191
…		…
157		227
158	The raw value load value from the last tick.	228	The raw value load value from the last tick.
159		229
160	=item %cf::CFG	230	=item %cf::CFG
161		231
162	Configuration for the server, loaded from C</etc/crossfire/config>, or	232	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
163	from wherever your confdir points to.	233	from wherever your confdir points to.
164		234
165	=item cf::wait_for_tick, cf::wait_for_tick_begin	235	=item cf::wait_for_tick, cf::wait_for_tick_begin
166		236
167	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	237	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
168	returns directly I<after> the tick processing (and consequently, can only wake one process	238	returns directly I<after> the tick processing (and consequently, can only wake one process
169	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	239	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
170		240
		241	=item @cf::INVOKE_RESULTS
		242
		243	This array contains the results of the last C<invoke ()> call. When
		244	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
		245	that call.
		246
		247	=item %cf::REFLECT
		248
		249	Contains, for each (C++) class name, a hash reference with information
		250	about object members (methods, scalars, arrays and flags) and other
		251	metadata, which is useful for introspection.
		252
171	=back	253	=back
172		254
173	=cut	255	=cut
174		256
175	BEGIN {	257	$Coro::State::WARNHOOK = sub {
176	*CORE::GLOBAL::warn = sub {
177	my $msg = join "", @_;	258	my $msg = join "", @_;
178		259
179	$msg .= "\n"	260	$msg .= "\n"
180	unless $msg =~ /\n$/;	261	unless $msg =~ /\n$/;
181		262
182	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	263	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
183		264
184	utf8::encode $msg;
185	LOG llevError, $msg;	265	LOG llevError, $msg;
186	};	266	};
187	}	267
		268	$Coro::State::DIEHOOK = sub {
		269	return unless $^S eq 0; # "eq", not "=="
		270
		271	warn Carp::longmess $_[0];
		272
		273	if (in_main) {#d#
		274	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		275	return;#d#
		276	}#d#
		277
		278	# kill coroutine otherwise
		279	Coro::terminate
		280	};
188		281
189	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	282	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
190	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	283	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
191	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	284	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
192	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	285	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
199	for my $pkg (qw(	292	for my $pkg (qw(
200	cf::global cf::attachable	293	cf::global cf::attachable
201	cf::object cf::object::player	294	cf::object cf::object::player
202	cf::client cf::player	295	cf::client cf::player
203	cf::arch cf::living	296	cf::arch cf::living
		297	cf::map cf::mapspace
204	cf::map cf::party cf::region	298	cf::party cf::region
205	)) {	299	)) {
206	no strict 'refs';
207	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	300	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
208	}	301	}
209		302
210	$Event::DIED = sub {	303	$EV::DIED = sub {
211	warn "error in event callback: @_";	304	Carp::cluck "error in event callback: @_";
212	};	305	};
213		306
214	#############################################################################	307	#############################################################################
215		308
216	=head2 UTILITY FUNCTIONS	309	=head2 UTILITY FUNCTIONS
…		…
238	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	331	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
239	$d	332	$d
240	} || "[unable to dump $_[0]: '$@']";	333	} || "[unable to dump $_[0]: '$@']";
241	}	334	}
242		335
243	=item $ref = cf::from_json $json	336	=item $ref = cf::decode_json $json
244		337
245	Converts a JSON string into the corresponding perl data structure.	338	Converts a JSON string into the corresponding perl data structure.
246		339
247	=item $json = cf::to_json $ref	340	=item $json = cf::encode_json $ref
248		341
249	Converts a perl data structure into its JSON representation.	342	Converts a perl data structure into its JSON representation.
250		343
251	=cut	344	=cut
252		345
253	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	346	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
254		347
255	sub to_json ($) { $json_coder->encode ($_[0]) }	348	sub encode_json($) { $json_coder->encode ($_[0]) }
256	sub from_json ($) { $json_coder->decode ($_[0]) }	349	sub decode_json($) { $json_coder->decode ($_[0]) }
		350
		351	=item cf::post_init { BLOCK }
		352
		353	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		354	but I<before> the server starts ticking again.
		355
		356	The cdoeblock will have a single boolean argument to indicate whether this
		357	is a reload or not.
		358
		359	=cut
		360
		361	sub post_init(&) {
		362	push @POST_INIT, shift;
		363	}
257		364
258	=item cf::lock_wait $string	365	=item cf::lock_wait $string
259		366
260	Wait until the given lock is available. See cf::lock_acquire.	367	Wait until the given lock is available. See cf::lock_acquire.
261		368
262	=item my $lock = cf::lock_acquire $string	369	=item my $lock = cf::lock_acquire $string
263		370
264	Wait until the given lock is available and then acquires it and returns	371	Wait until the given lock is available and then acquires it and returns
265	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	372	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
266	for example when the coroutine gets canceled), the lock is automatically	373	for example when the coroutine gets canceled), the lock is automatically
267	returned.	374	returned.
268		375
		376	Locks are *not* recursive, locking from the same coro twice results in a
		377	deadlocked coro.
		378
269	Lock names should begin with a unique identifier (for example, cf::map::find	379	Lock names should begin with a unique identifier (for example, cf::map::find
270	uses map_find and cf::map::load uses map_load).	380	uses map_find and cf::map::load uses map_load).
271		381
272	=item $locked = cf::lock_active $string	382	=item $locked = cf::lock_active $string
273		383
274	Return true if the lock is currently active, i.e. somebody has locked it.	384	Return true if the lock is currently active, i.e. somebody has locked it.
275		385
276	=cut	386	=cut
277		387
278	our %LOCK;	388	our $LOCKS = new Coro::SemaphoreSet;
279		389
280	sub lock_wait($) {	390	sub lock_wait($) {
281	my ($key) = @_;	391	$LOCKS->wait ($_[0]);
282
283	# wait for lock, if any
284	while ($LOCK{$key}) {
285	push @{ $LOCK{$key} }, $Coro::current;
286	Coro::schedule;
287	}
288	}	392	}
289		393
290	sub lock_acquire($) {	394	sub lock_acquire($) {
291	my ($key) = @_;	395	$LOCKS->guard ($_[0])
292
293	# wait, to be sure we are not locked
294	lock_wait $key;
295
296	$LOCK{$key} = [];
297
298	Coro::guard {
299	# wake up all waiters, to be on the safe side
300	$_->ready for @{ delete $LOCK{$key} };
301	}
302	}	396	}
303		397
304	sub lock_active($) {	398	sub lock_active($) {
305	my ($key) = @_;	399	$LOCKS->count ($_[0]) < 1
306
307	! ! $LOCK{$key}
308	}	400	}
309		401
310	sub freeze_mainloop {	402	sub freeze_mainloop {
311	return unless $TICK_WATCHER->is_active;	403	tick_inhibit_inc;
312		404
313	my $guard = Coro::guard {	405	&Guard::guard (\&tick_inhibit_dec);
314	$TICK_WATCHER->start;	406	}
		407
		408	=item cf::periodic $interval, $cb
		409
		410	Like EV::periodic, but randomly selects a starting point so that the actions
		411	get spread over time.
		412
		413	=cut
		414
		415	sub periodic($$) {
		416	my ($interval, $cb) = @_;
		417
		418	my $start = rand List::Util::min 180, $interval;
		419
		420	EV::periodic $start, $interval, 0, $cb
		421	}
		422
		423	=item cf::get_slot $time[, $priority[, $name]]
		424
		425	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		426	This call blocks and returns only when you have at least C<$time> seconds
		427	of cpu time till the next tick. The slot is only valid till the next cede.
		428
		429	The optional C<$name> can be used to identify the job to run. It might be
		430	used for statistical purposes and should identify the same time-class.
		431
		432	Useful for short background jobs.
		433
		434	=cut
		435
		436	our @SLOT_QUEUE;
		437	our $SLOT_QUEUE;
		438	our $SLOT_DECAY = 0.9;
		439
		440	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		441	$SLOT_QUEUE = Coro::async {
		442	$Coro::current->desc ("timeslot manager");
		443
		444	my $signal = new Coro::Signal;
		445	my $busy;
		446
		447	while () {
		448	next_job:
		449
		450	my $avail = cf::till_tick;
		451
		452	for (0 .. $#SLOT_QUEUE) {
		453	if ($SLOT_QUEUE[$_][0] <= $avail) {
		454	$busy = 0;
		455	my $job = splice @SLOT_QUEUE, $_, 1, ();
		456	$job->[2]->send;
		457	Coro::cede;
		458	goto next_job;
		459	} else {
		460	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
		461	}
		462	}
		463
		464	if (@SLOT_QUEUE) {
		465	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		466	push @cf::WAIT_FOR_TICK, $signal;
		467	$signal->wait;
		468	} else {
		469	$busy = 0;
		470	Coro::schedule;
		471	}
315	};	472	}
316	$TICK_WATCHER->stop;	473	};
317	$guard	474
		475	sub get_slot($;$$) {
		476	return if tick_inhibit || $Coro::current == $Coro::main;
		477
		478	my ($time, $pri, $name) = @_;
		479
		480	$time = clamp $time, 0.01, $TICK * .6;
		481
		482	my $sig = new Coro::Signal;
		483
		484	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		485	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		486	$SLOT_QUEUE->ready;
		487	$sig->wait;
318	}	488	}
319		489
320	=item cf::async { BLOCK }	490	=item cf::async { BLOCK }
321		491
322	Currently the same as Coro::async_pool, meaning you cannot use	492	Currently the same as Coro::async_pool, meaning you cannot use
…		…
327		497
328	BEGIN { *async = \&Coro::async_pool }	498	BEGIN { *async = \&Coro::async_pool }
329		499
330	=item cf::sync_job { BLOCK }	500	=item cf::sync_job { BLOCK }
331		501
332	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	502	The design of Deliantra requires that the main coroutine ($Coro::main)
333	is always able to handle events or runnable, as Crossfire TRT is only	503	is always able to handle events or runnable, as Deliantra is only
334	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	504	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
335	acceptable.	505	acceptable.
336		506
337	If it must be done, put the blocking parts into C<sync_job>. This will run	507	If it must be done, put the blocking parts into C<sync_job>. This will run
338	the given BLOCK in another coroutine while waiting for the result. The	508	the given BLOCK in another coroutine while waiting for the result. The
…		…
343		513
344	sub sync_job(&) {	514	sub sync_job(&) {
345	my ($job) = @_;	515	my ($job) = @_;
346		516
347	if ($Coro::current == $Coro::main) {	517	if ($Coro::current == $Coro::main) {
348	my $time = Event::time;	518	my $time = AE::time;
349		519
350	# this is the main coro, too bad, we have to block	520	# this is the main coro, too bad, we have to block
351	# till the operation succeeds, freezing the server :/	521	# till the operation succeeds, freezing the server :/
352		522
353	# TODO: use suspend/resume instead	523	LOG llevError, Carp::longmess "sync job";#d#
354	# (but this is cancel-safe)	524
355	my $freeze_guard = freeze_mainloop;	525	my $freeze_guard = freeze_mainloop;
356		526
357	my $busy = 1;	527	my $busy = 1;
358	my @res;	528	my @res;
359		529
360	(async {	530	(async {
		531	$Coro::current->desc ("sync job coro");
361	@res = eval { $job->() };	532	@res = eval { $job->() };
362	warn $@ if $@;	533	warn $@ if $@;
363	undef $busy;	534	undef $busy;
364	})->prio (Coro::PRIO_MAX);	535	})->prio (Coro::PRIO_MAX);
365		536
366	while ($busy) {	537	while ($busy) {
367	Coro::cede or Event::one_event;	538	if (Coro::nready) {
		539	Coro::cede_notself;
		540	} else {
		541	EV::loop EV::LOOP_ONESHOT;
368	}	542	}
		543	}
369		544
370	$time = Event::time - $time;	545	my $time = AE::time - $time;
371		546
372	LOG llevError | logBacktrace, Carp::longmess "long sync job"
373	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
374
375	$tick_start += $time; # do not account sync jobs to server load	547	$TICK_START += $time; # do not account sync jobs to server load
376		548
377	wantarray ? @res : $res[0]	549	wantarray ? @res : $res[0]
378	} else {	550	} else {
379	# we are in another coroutine, how wonderful, everything just works	551	# we are in another coroutine, how wonderful, everything just works
380		552
…		…
405	=item fork_call { }, $args	577	=item fork_call { }, $args
406		578
407	Executes the given code block with the given arguments in a seperate	579	Executes the given code block with the given arguments in a seperate
408	process, returning the results. Everything must be serialisable with	580	process, returning the results. Everything must be serialisable with
409	Coro::Storable. May, of course, block. Note that the executed sub may	581	Coro::Storable. May, of course, block. Note that the executed sub may
410	never block itself or use any form of Event handling.	582	never block itself or use any form of event handling.
411		583
412	=cut	584	=cut
413
414	sub _store_scalar {
415	open my $fh, ">", \my $buf
416	or die "fork_call: cannot open fh-to-buf in child : $!";
417	Storable::store_fd $_[0], $fh;
418	close $fh;
419
420	$buf
421	}
422		585
423	sub fork_call(&@) {	586	sub fork_call(&@) {
424	my ($cb, @args) = @_;	587	my ($cb, @args) = @_;
425		588
426	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	589	# we seemingly have to make a local copy of the whole thing,
427	# or die "socketpair: $!";	590	# otherwise perl prematurely frees the stuff :/
428	pipe my $fh1, my $fh2	591	# TODO: investigate and fix (likely this will be rather laborious)
429	or die "pipe: $!";
430		592
431	if (my $pid = fork) {	593	my @res = Coro::Util::fork_eval {
432	close $fh2;
433
434	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
435	warn "pst<$res>" unless $res =~ /^pst/;
436	$res = Coro::Storable::thaw $res;
437
438	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
439
440	Carp::confess $$res unless "ARRAY" eq ref $res;
441
442	return wantarray ? @$res : $res->[-1];
443	} else {
444	reset_signals;	594	reset_signals;
445	local $SIG{__WARN__};	595	&$cb
446	local $SIG{__DIE__};	596	}, @args;
447	# just in case, this hack effectively disables event
448	# in the child. cleaner and slower would be canceling all watchers,
449	# but this works for the time being.
450	local $Coro::idle;
451	$Coro::current->prio (Coro::PRIO_MAX);
452		597
453	eval {	598	wantarray ? @res : $res[-1]
454	close $fh1;	599	}
455		600
456	my @res = eval { $cb->(@args) };	601	sub objinfo {
457
458	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;
459	close $fh2;
460	};
461
462	warn $@ if $@;
463	_exit 0;
464	}	602	(
		603	"counter value" => cf::object::object_count,
		604	"objects created" => cf::object::create_count,
		605	"objects destroyed" => cf::object::destroy_count,
		606	"freelist size" => cf::object::free_count,
		607	"allocated objects" => cf::object::objects_size,
		608	"active objects" => cf::object::actives_size,
		609	)
		610	}
		611
		612	=item $coin = coin_from_name $name
		613
		614	=cut
		615
		616	our %coin_alias = (
		617	"silver" => "silvercoin",
		618	"silvercoin" => "silvercoin",
		619	"silvercoins" => "silvercoin",
		620	"gold" => "goldcoin",
		621	"goldcoin" => "goldcoin",
		622	"goldcoins" => "goldcoin",
		623	"platinum" => "platinacoin",
		624	"platinumcoin" => "platinacoin",
		625	"platinumcoins" => "platinacoin",
		626	"platina" => "platinacoin",
		627	"platinacoin" => "platinacoin",
		628	"platinacoins" => "platinacoin",
		629	"royalty" => "royalty",
		630	"royalties" => "royalty",
		631	);
		632
		633	sub coin_from_name($) {
		634	$coin_alias{$_[0]}
		635	? cf::arch::find $coin_alias{$_[0]}
		636	: undef
465	}	637	}
466		638
467	=item $value = cf::db_get $family => $key	639	=item $value = cf::db_get $family => $key
468		640
469	Returns a single value from the environment database.	641	Returns a single value from the environment database.
…		…
471	=item cf::db_put $family => $key => $value	643	=item cf::db_put $family => $key => $value
472		644
473	Stores the given C<$value> in the family. It can currently store binary	645	Stores the given C<$value> in the family. It can currently store binary
474	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	646	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
475		647
		648	=item $db = cf::db_table "name"
		649
		650	Create and/or open a new database table. The string must not be "db" and must be unique
		651	within each server.
		652
476	=cut	653	=cut
		654
		655	sub db_table($) {
		656	my ($name) = @_;
		657	my $db = BDB::db_create $DB_ENV;
		658
		659	eval {
		660	$db->set_flags (BDB::CHKSUM);
		661
		662	utf8::encode $name;
		663	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		664	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		665	cf::cleanup "db_open(db): $!" if $!;
		666	};
		667	cf::cleanup "db_open(db): $@" if $@;
		668
		669	$db
		670	}
477		671
478	our $DB;	672	our $DB;
479		673
480	sub db_init {	674	sub db_init {
481	unless ($DB) {
482	$DB = BDB::db_create $DB_ENV;
483
484	cf::sync_job {	675	cf::sync_job {
485	eval {	676	$DB ||= db_table "db";
486	$DB->set_flags (BDB::CHKSUM);
487
488	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
489	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
490	cf::cleanup "db_open(db): $!" if $!;
491	};
492	cf::cleanup "db_open(db): $@" if $@;
493	};
494	}	677	};
495	}	678	}
496		679
497	sub db_get($$) {	680	sub db_get($$) {
498	my $key = "$_[0]/$_[1]";	681	my $key = "$_[0]/$_[1]";
499		682
…		…
549	if (1) {	732	if (1) {
550	$md5 =	733	$md5 =
551	join "\x00",	734	join "\x00",
552	$processversion,	735	$processversion,
553	map {	736	map {
554	Coro::cede;	737	cf::cede_to_tick;
555	($src->[$_], Digest::MD5::md5_hex $data[$_])	738	($src->[$_], Digest::MD5::md5_hex $data[$_])
556	} 0.. $#$src;	739	} 0.. $#$src;
557		740
558		741
559	my $dbmd5 = db_get cache => "$id/md5";	742	my $dbmd5 = db_get cache => "$id/md5";
…		…
597		780
598	#############################################################################	781	#############################################################################
599		782
600	=head2 ATTACHABLE OBJECTS	783	=head2 ATTACHABLE OBJECTS
601		784
602	Many objects in crossfire are so-called attachable objects. That means you can	785	Many objects in deliantra are so-called attachable objects. That means you can
603	attach callbacks/event handlers (a collection of which is called an "attachment")	786	attach callbacks/event handlers (a collection of which is called an "attachment")
604	to it. All such attachable objects support the following methods.	787	to it. All such attachable objects support the following methods.
605		788
606	In the following description, CLASS can be any of C<global>, C<object>	789	In the following description, CLASS can be any of C<global>, C<object>
607	C<player>, C<client> or C<map> (i.e. the attachable objects in	790	C<player>, C<client> or C<map> (i.e. the attachable objects in
608	Crossfire TRT).	791	Deliantra).
609		792
610	=over 4	793	=over 4
611		794
612	=item $attachable->attach ($attachment, key => $value...)	795	=item $attachable->attach ($attachment, key => $value...)
613		796
…		…
657	=item cf::CLASS::attachment $name, ...	840	=item cf::CLASS::attachment $name, ...
658		841
659	Register an attachment by C<$name> through which attachable objects of the	842	Register an attachment by C<$name> through which attachable objects of the
660	given CLASS can refer to this attachment.	843	given CLASS can refer to this attachment.
661		844
662	Some classes such as crossfire maps and objects can specify attachments	845	Some classes such as deliantra maps and objects can specify attachments
663	that are attached at load/instantiate time, thus the need for a name.	846	that are attached at load/instantiate time, thus the need for a name.
664		847
665	These calls expect any number of the following handler/hook descriptions:	848	These calls expect any number of the following handler/hook descriptions:
666		849
667	=over 4	850	=over 4
…		…
865	";	1048	";
866	die if $@;	1049	die if $@;
867	}	1050	}
868		1051
869	our $override;	1052	our $override;
870	our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals?	1053	our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
871		1054
872	sub override {	1055	sub override {
873	$override = 1;	1056	$override = 1;
874	@invoke_results = ();	1057	@INVOKE_RESULTS = (@_);
875	}	1058	}
876		1059
877	sub do_invoke {	1060	sub do_invoke {
878	my $event = shift;	1061	my $event = shift;
879	my $callbacks = shift;	1062	my $callbacks = shift;
880		1063
881	@invoke_results = ();	1064	@INVOKE_RESULTS = ();
882		1065
883	local $override;	1066	local $override;
884		1067
885	for (@$callbacks) {	1068	for (@$callbacks) {
886	eval { &{$_->[1]} };	1069	eval { &{$_->[1]} };
…		…
895	}	1078	}
896		1079
897	0	1080	0
898	}	1081	}
899		1082
900	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1083	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
901		1084
902	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1085	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
903		1086
904	Generate an object-specific event with the given arguments.	1087	Generate an object-specific event with the given arguments.
905		1088
906	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be	1089	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be
907	removed in future versions), and there is no public API to access override	1090	removed in future versions), and there is no public API to access override
908	results (if you must, access C<@cf::invoke_results> directly).	1091	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
909		1092
910	=back	1093	=back
911		1094
912	=cut	1095	=cut
913		1096
914	#############################################################################	1097	#############################################################################
915	# object support	1098	# object support
		1099
		1100	sub _object_equal($$);
		1101	sub _object_equal($$) {
		1102	my ($a, $b) = @_;
		1103
		1104	return 0 unless (ref $a) eq (ref $b);
		1105
		1106	if ("HASH" eq ref $a) {
		1107	my @ka = keys %$a;
		1108	my @kb = keys %$b;
		1109
		1110	return 0 if @ka != @kb;
		1111
		1112	for (0 .. $#ka) {
		1113	return 0 unless $ka[$_] eq $kb[$_];
		1114	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1115	}
		1116
		1117	} elsif ("ARRAY" eq ref $a) {
		1118
		1119	return 0 if @$a != @$b;
		1120
		1121	for (0 .. $#$a) {
		1122	return 0 unless _object_equal $a->[$_], $b->[$_];
		1123	}
		1124
		1125	} elsif ($a ne $b) {
		1126	return 0;
		1127	}
		1128
		1129	1
		1130	}
		1131
		1132	our $SLOW_MERGES;#d#
		1133	sub _can_merge {
		1134	my ($ob1, $ob2) = @_;
		1135
		1136	++$SLOW_MERGES;#d#
		1137
		1138	# we do the slow way here
		1139	return _object_equal $ob1, $ob2
		1140	}
916		1141
917	sub reattach {	1142	sub reattach {
918	# basically do the same as instantiate, without calling instantiate	1143	# basically do the same as instantiate, without calling instantiate
919	my ($obj) = @_;	1144	my ($obj) = @_;
920		1145
		1146	# no longer needed after getting rid of delete_package?
921	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1147	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
922		1148
923	my $registry = $obj->registry;	1149	my $registry = $obj->registry;
924		1150
925	@$registry = ();	1151	@$registry = ();
926		1152
…		…
941	cf::attachable->attach (	1167	cf::attachable->attach (
942	prio => -1000000,	1168	prio => -1000000,
943	on_instantiate => sub {	1169	on_instantiate => sub {
944	my ($obj, $data) = @_;	1170	my ($obj, $data) = @_;
945		1171
946	$data = from_json $data;	1172	$data = decode_json $data;
947		1173
948	for (@$data) {	1174	for (@$data) {
949	my ($name, $args) = @$_;	1175	my ($name, $args) = @$_;
950		1176
951	$obj->attach ($name, %{$args || {} });	1177	$obj->attach ($name, %{$args || {} });
…		…
967	sub object_freezer_save {	1193	sub object_freezer_save {
968	my ($filename, $rdata, $objs) = @_;	1194	my ($filename, $rdata, $objs) = @_;
969		1195
970	sync_job {	1196	sync_job {
971	if (length $$rdata) {	1197	if (length $$rdata) {
		1198	utf8::decode (my $decname = $filename);
972	warn sprintf "saving %s (%d,%d)\n",	1199	warn sprintf "saving %s (%d,%d)\n",
973	$filename, length $$rdata, scalar @$objs;	1200	$decname, length $$rdata, scalar @$objs
		1201	if $VERBOSE_IO;
974		1202
975	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1203	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
976	chmod SAVE_MODE, $fh;	1204	aio_chmod $fh, SAVE_MODE;
977	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1205	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
978	aio_fsync $fh if $cf::USE_FSYNC;	1206	if ($cf::USE_FSYNC) {
		1207	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;
		1208	aio_fsync $fh;
		1209	}
979	close $fh;	1210	aio_close $fh;
980		1211
981	if (@$objs) {	1212	if (@$objs) {
982	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1213	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
983	chmod SAVE_MODE, $fh;	1214	aio_chmod $fh, SAVE_MODE;
984	my $data = Storable::nfreeze { version => 1, objs => $objs };	1215	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
985	aio_write $fh, 0, (length $data), $data, 0;	1216	aio_write $fh, 0, (length $data), $data, 0;
986	aio_fsync $fh if $cf::USE_FSYNC;	1217	if ($cf::USE_FSYNC) {
		1218	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;
		1219	aio_fsync $fh;
		1220	}
987	close $fh;	1221	aio_close $fh;
988	aio_rename "$filename.pst~", "$filename.pst";	1222	aio_rename "$filename.pst~", "$filename.pst";
989	}	1223	}
990	} else {	1224	} else {
991	aio_unlink "$filename.pst";	1225	aio_unlink "$filename.pst";
992	}	1226	}
993		1227
994	aio_rename "$filename~", $filename;	1228	aio_rename "$filename~", $filename;
		1229
		1230	$filename =~ s%/[^/]+$%%;
		1231	aio_pathsync $filename if $cf::USE_FSYNC;
995	} else {	1232	} else {
996	warn "FATAL: $filename~: $!\n";	1233	warn "unable to save objects: $filename~: $!\n";
997	}	1234	}
998	} else {	1235	} else {
999	aio_unlink $filename;	1236	aio_unlink $filename;
1000	aio_unlink "$filename.pst";	1237	aio_unlink "$filename.pst";
1001	}	1238	}
1002	}	1239	};
1003	}	1240	}
1004		1241
1005	sub object_freezer_as_string {	1242	sub object_freezer_as_string {
1006	my ($rdata, $objs) = @_;	1243	my ($rdata, $objs) = @_;
1007		1244
…		…
1019	or return;	1256	or return;
1020		1257
1021	unless (aio_stat "$filename.pst") {	1258	unless (aio_stat "$filename.pst") {
1022	(aio_load "$filename.pst", $av) >= 0	1259	(aio_load "$filename.pst", $av) >= 0
1023	or return;	1260	or return;
		1261
1024	$av = eval { (Storable::thaw $av)->{objs} };	1262	my $st = eval { Coro::Storable::thaw $av };
		1263	$av = $st->{objs};
1025	}	1264	}
1026		1265
		1266	utf8::decode (my $decname = $filename);
1027	warn sprintf "loading %s (%d)\n",	1267	warn sprintf "loading %s (%d,%d)\n",
1028	$filename, length $data, scalar @{$av || []};	1268	$decname, length $data, scalar @{$av || []}
		1269	if $VERBOSE_IO;
		1270
1029	return ($data, $av);	1271	($data, $av)
1030	}	1272	}
1031		1273
1032	=head2 COMMAND CALLBACKS	1274	=head2 COMMAND CALLBACKS
1033		1275
1034	=over 4	1276	=over 4
…		…
1088	my ($name, $cb) = @_;	1330	my ($name, $cb) = @_;
1089		1331
1090	$EXTICMD{$name} = $cb;	1332	$EXTICMD{$name} = $cb;
1091	}	1333	}
1092		1334
		1335	use File::Glob ();
		1336
1093	cf::player->attach (	1337	cf::player->attach (
1094	on_command => sub {	1338	on_unknown_command => sub {
1095	my ($pl, $name, $params) = @_;	1339	my ($pl, $name, $params) = @_;
1096		1340
1097	my $cb = $COMMAND{$name}	1341	my $cb = $COMMAND{$name}
1098	or return;	1342	or return;
1099		1343
…		…
1107	my ($pl, $buf) = @_;	1351	my ($pl, $buf) = @_;
1108		1352
1109	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1353	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1110		1354
1111	if (ref $msg) {	1355	if (ref $msg) {
		1356	my ($type, $reply, @payload) =
		1357	"ARRAY" eq ref $msg
		1358	? @$msg
		1359	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1360
		1361	my @reply;
		1362
1112	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1363	if (my $cb = $EXTCMD{$type}) {
1113	if (my %reply = $cb->($pl, $msg)) {	1364	@reply = $cb->($pl, @payload);
1114	$pl->ext_reply ($msg->{msgid}, %reply);
1115	}
1116	}	1365	}
		1366
		1367	$pl->ext_reply ($reply, @reply)
		1368	if $reply;
		1369
1117	} else {	1370	} else {
1118	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1371	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1119	}	1372	}
1120		1373
1121	cf::override;	1374	cf::override;
1122	},	1375	},
1123	);	1376	);
		1377
		1378	# "readahead" all extensions
		1379	sub cache_extensions {
		1380	my $grp = IO::AIO::aio_group;
		1381
		1382	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1383	for (grep /\.ext$/, @{$_[0]}) {
		1384	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1385	}
		1386	};
		1387
		1388	$grp
		1389	}
1124		1390
1125	sub load_extensions {	1391	sub load_extensions {
1126	cf::sync_job {	1392	cf::sync_job {
1127	my %todo;	1393	my %todo;
1128		1394
…		…
1148		1414
1149	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1415	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1150	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1416	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1151		1417
1152	$ext{source} =	1418	$ext{source} =
1153	"package $pkg; use strict; use utf8;\n"	1419	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1154	. "#line 1 \"$path\"\n{\n"	1420	. "#line 1 \"$path\"\n{\n"
1155	. $source	1421	. $source
1156	. "\n};\n1";	1422	. "\n};\n1";
1157		1423
1158	$todo{$base} = \%ext;	1424	$todo{$base} = \%ext;
1159	}	1425	}
1160		1426
		1427	my $pass = 0;
1161	my %done;	1428	my %done;
1162	while (%todo) {	1429	while (%todo) {
1163	my $progress;	1430	my $progress;
1164		1431
		1432	++$pass;
		1433
		1434	ext:
1165	while (my ($k, $v) = each %todo) {	1435	while (my ($k, $v) = each %todo) {
1166	for (split /,\s*/, $v->{meta}{depends}) {	1436	for (split /,\s*/, $v->{meta}{depends}) {
1167	goto skip	1437	next ext
1168	unless exists $done{$_};	1438	unless exists $done{$_};
1169	}	1439	}
1170		1440
1171	warn "... loading '$k' into '$v->{pkg}'\n";	1441	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1172		1442
1173	unless (eval $v->{source}) {	1443	my $active = eval $v->{source};
		1444
		1445	if (length $@) {
1174	my $msg = $@ ? "$v->{path}: $@\n"	1446	warn "$v->{path}: $@\n";
1175	: "$v->{base}: extension inactive.\n";
1176		1447
		1448	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1177	if (exists $v->{meta}{mandatory}) {	1449	if exists $v->{meta}{mandatory};
1178	warn $msg;	1450
1179	warn "mandatory extension failed to load, exiting.\n";	1451	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1180	exit 1;	1452	delete $todo{$k};
1181	}	1453	} else {
1182		1454	$done{$k} = delete $todo{$k};
1183	warn $msg;	1455	push @EXTS, $v->{pkg};
		1456	$progress = 1;
		1457
		1458	warn "$v->{base}: extension inactive.\n"
		1459	unless $active;
1184	}	1460	}
1185
1186	$done{$k} = delete $todo{$k};
1187	push @EXTS, $v->{pkg};
1188	$progress = 1;
1189	}	1461	}
1190		1462
1191	skip:	1463	unless ($progress) {
1192	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1464	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1193	unless $progress;	1465
		1466	while (my ($k, $v) = each %todo) {
		1467	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1468	if exists $v->{meta}{mandatory};
		1469	}
		1470	}
1194	}	1471	}
1195	};	1472	};
1196	}	1473	}
1197		1474
1198	#############################################################################	1475	#############################################################################
1199		1476
1200	=back	1477	=back
1201		1478
1202	=head2 CORE EXTENSIONS	1479	=head2 CORE EXTENSIONS
1203		1480
1204	Functions and methods that extend core crossfire objects.	1481	Functions and methods that extend core deliantra objects.
1205		1482
1206	=cut	1483	=cut
1207		1484
1208	package cf::player;	1485	package cf::player;
1209		1486
1210	use Coro::AIO;	1487	use Coro::AIO;
1211		1488
1212	=head3 cf::player	1489	=head3 cf::player
1213		1490
1214	=over 4	1491	=over 4
		1492
		1493	=item cf::player::num_playing
		1494
		1495	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1496
		1497	=cut
		1498
		1499	sub num_playing {
		1500	scalar grep
		1501	$_->ob->map
		1502	&& !$_->hidden
		1503	&& !$_->ob->flag (cf::FLAG_WIZ),
		1504	cf::player::list
		1505	}
1215		1506
1216	=item cf::player::find $login	1507	=item cf::player::find $login
1217		1508
1218	Returns the given player object, loading it if necessary (might block).	1509	Returns the given player object, loading it if necessary (might block).
1219		1510
…		…
1238		1529
1239	sub exists($) {	1530	sub exists($) {
1240	my ($login) = @_;	1531	my ($login) = @_;
1241		1532
1242	$cf::PLAYER{$login}	1533	$cf::PLAYER{$login}
1243	or cf::sync_job { !aio_stat path $login }	1534	or !aio_stat path $login
1244	}	1535	}
1245		1536
1246	sub find($) {	1537	sub find($) {
1247	return $cf::PLAYER{$_[0]} || do {	1538	return $cf::PLAYER{$_[0]} || do {
1248	my $login = $_[0];	1539	my $login = $_[0];
…		…
1255	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1546	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1256	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1547	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1257	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1548	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1258	aio_unlink +(playerdir $login) . "/$login.pl";	1549	aio_unlink +(playerdir $login) . "/$login.pl";
1259		1550
1260	my $pl = load_pl path $login	1551	my $f = new_from_file cf::object::thawer path $login
1261	or return;	1552	or return;
		1553
		1554	my $pl = cf::player::load_pl $f
		1555	or return;
		1556
		1557	local $cf::PLAYER_LOADING{$login} = $pl;
		1558	$f->resolve_delayed_derefs;
1262	$cf::PLAYER{$login} = $pl	1559	$cf::PLAYER{$login} = $pl
1263	}	1560	}
1264	}	1561	}
1265	}	1562	}
		1563
		1564	cf::player->attach (
		1565	on_load => sub {
		1566	my ($pl, $path) = @_;
		1567
		1568	# restore slots saved in save, below
		1569	my $slots = delete $pl->{_slots};
		1570
		1571	$pl->ob->current_weapon ($slots->[0]);
		1572	$pl->combat_ob ($slots->[1]);
		1573	$pl->ranged_ob ($slots->[2]);
		1574	},
		1575	);
1266		1576
1267	sub save($) {	1577	sub save($) {
1268	my ($pl) = @_;	1578	my ($pl) = @_;
1269		1579
1270	return if $pl->{deny_save};	1580	return if $pl->{deny_save};
…		…
1275	return if $pl->{deny_save};	1585	return if $pl->{deny_save};
1276		1586
1277	aio_mkdir playerdir $pl, 0770;	1587	aio_mkdir playerdir $pl, 0770;
1278	$pl->{last_save} = $cf::RUNTIME;	1588	$pl->{last_save} = $cf::RUNTIME;
1279		1589
		1590	cf::get_slot 0.01;
		1591
		1592	# save slots, to be restored later
		1593	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
		1594
1280	$pl->save_pl ($path);	1595	$pl->save_pl ($path);
1281	Coro::cede;	1596	cf::cede_to_tick;
1282	}	1597	}
1283		1598
1284	sub new($) {	1599	sub new($) {
1285	my ($login) = @_;	1600	my ($login) = @_;
1286		1601
…		…
1292	$cf::PLAYER{$login} = $self;	1607	$cf::PLAYER{$login} = $self;
1293		1608
1294	$self	1609	$self
1295	}	1610	}
1296		1611
		1612	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1613
		1614	=cut
		1615
		1616	sub send_msg {
		1617	my $ns = shift->ns
		1618	or return;
		1619	$ns->send_msg (@_);
		1620	}
		1621
1297	=item $pl->quit_character	1622	=item $pl->quit_character
1298		1623
1299	Nukes the player without looking back. If logged in, the connection will	1624	Nukes the player without looking back. If logged in, the connection will
1300	be destroyed. May block for a long time.	1625	be destroyed. May block for a long time.
1301		1626
…		…
1305	my ($pl) = @_;	1630	my ($pl) = @_;
1306		1631
1307	my $name = $pl->ob->name;	1632	my $name = $pl->ob->name;
1308		1633
1309	$pl->{deny_save} = 1;	1634	$pl->{deny_save} = 1;
1310	$pl->password ("*"); # this should lock out the player until we nuked the dir	1635	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1311		1636
1312	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1637	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1313	$pl->deactivate;	1638	$pl->deactivate;
		1639	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1640	$pl->ob->check_score;
1314	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1641	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1315	$pl->ns->destroy if $pl->ns;	1642	$pl->ns->destroy if $pl->ns;
1316		1643
1317	my $path = playerdir $pl;	1644	my $path = playerdir $pl;
1318	my $temp = "$path~$cf::RUNTIME~deleting~";	1645	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1354	or return [];	1681	or return [];
1355		1682
1356	my @logins;	1683	my @logins;
1357		1684
1358	for my $login (@$dirs) {	1685	for my $login (@$dirs) {
		1686	my $path = path $login;
		1687
		1688	# a .pst is a dead give-away for a valid player
		1689	# if no pst file found, open and chekc for blocked users
		1690	if (aio_stat "$path.pst") {
1359	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1691	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1360	aio_read $fh, 0, 512, my $buf, 0 or next;	1692	aio_read $fh, 0, 512, my $buf, 0 or next;
1361	$buf !~ /^password -------------$/m or next; # official not-valid tag	1693	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1694	}
1362		1695
1363	utf8::decode $login;	1696	utf8::decode $login;
1364	push @logins, $login;	1697	push @logins, $login;
1365	}	1698	}
1366		1699
1367	\@logins	1700	\@logins
1368	}	1701	}
1369		1702
1370	=item $player->maps	1703	=item $player->maps
		1704
		1705	=item cf::player::maps $login
1371		1706
1372	Returns an arrayref of map paths that are private for this	1707	Returns an arrayref of map paths that are private for this
1373	player. May block.	1708	player. May block.
1374		1709
1375	=cut	1710	=cut
…		…
1393	}	1728	}
1394		1729
1395	\@paths	1730	\@paths
1396	}	1731	}
1397		1732
1398	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1733	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1399		1734
1400	Expand crossfire pod fragments into protocol xml.	1735	Expand deliantra pod fragments into protocol xml.
1401		1736
1402	=cut
1403
1404	sub expand_cfpod {
1405	((my $self), (local $_)) = @_;
1406
1407	# escape & and <
1408	s/&/&amp;/g;
1409	s/(?<![BIUGH])</&lt;/g;
1410
1411	# this is buggy, it needs to properly take care of nested <'s
1412
1413	1 while
1414	# replace B<>, I<>, U<> etc.
1415	s/B<([^\>]*)>/<b>$1<\/b>/
1416	|| s/I<([^\>]*)>/<i>$1<\/i>/
1417	|| s/U<([^\>]*)>/<u>$1<\/u>/
1418	# replace G<male|female> tags
1419	|| s{G<([^>|]*)\|([^>]*)>}{
1420	$self->gender ? $2 : $1
1421	}ge
1422	# replace H<hint text>
1423	|| s{H<([^\>]*)>}
1424	{
1425	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1426	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1427	"")
1428	[$self->{hintmode}]
1429	}ge;
1430
1431	# create single paragraphs (very hackish)
1432	s/(?<=\S)\n(?=\w)/ /g;
1433
1434	# compress some whitespace
1435	s/\s+\n/\n/g; # ws line-ends
1436	s/\n\n+/\n/g; # double lines
1437	s/^\n+//; # beginning lines
1438	s/\n+$//; # ending lines
1439
1440	$_
1441	}
1442
1443	sub hintmode {
1444	$_[0]{hintmode} = $_[1] if @_ > 1;
1445	$_[0]{hintmode}
1446	}
1447
1448	=item $player->ext_reply ($msgid, %msg)	1737	=item $player->ext_reply ($msgid, @msg)
1449		1738
1450	Sends an ext reply to the player.	1739	Sends an ext reply to the player.
1451		1740
1452	=cut	1741	=cut
1453		1742
1454	sub ext_reply($$%) {	1743	sub ext_reply($$@) {
1455	my ($self, $id, %msg) = @_;	1744	my ($self, $id, @msg) = @_;
1456		1745
1457	$msg{msgid} = $id;	1746	$self->ns->ext_reply ($id, @msg)
1458	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1459	}	1747	}
1460		1748
1461	=item $player->ext_event ($type, %msg)	1749	=item $player->ext_msg ($type, @msg)
1462		1750
1463	Sends an ext event to the client.	1751	Sends an ext event to the client.
1464		1752
1465	=cut	1753	=cut
1466		1754
1467	sub ext_event($$%) {	1755	sub ext_msg($$@) {
1468	my ($self, $type, %msg) = @_;	1756	my ($self, $type, @msg) = @_;
1469		1757
1470	$self->ns->ext_event ($type, %msg);	1758	$self->ns->ext_msg ($type, @msg);
1471	}	1759	}
1472		1760
1473	=head3 cf::region	1761	=head3 cf::region
1474		1762
1475	=over 4	1763	=over 4
…		…
1485	=cut	1773	=cut
1486		1774
1487	sub find_by_path($) {	1775	sub find_by_path($) {
1488	my ($path) = @_;	1776	my ($path) = @_;
1489		1777
		1778	$path =~ s/^~[^\/]*//; # skip ~login
		1779
1490	my ($match, $specificity);	1780	my ($match, $specificity);
1491		1781
1492	for my $region (list) {	1782	for my $region (list) {
1493	if ($region->match && $path =~ $region->match) {	1783	if ($region->{match} && $path =~ $region->{match}) {
1494	($match, $specificity) = ($region, $region->specificity)	1784	($match, $specificity) = ($region, $region->specificity)
1495	if $region->specificity > $specificity;	1785	if $region->specificity > $specificity;
1496	}	1786	}
1497	}	1787	}
1498		1788
…		…
1519	our $MAX_RESET = 3600;	1809	our $MAX_RESET = 3600;
1520	our $DEFAULT_RESET = 3000;	1810	our $DEFAULT_RESET = 3000;
1521		1811
1522	sub generate_random_map {	1812	sub generate_random_map {
1523	my ($self, $rmp) = @_;	1813	my ($self, $rmp) = @_;
		1814
		1815	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1816
1524	# mit "rum" bekleckern, nicht	1817	# mit "rum" bekleckern, nicht
1525	$self->_create_random_map (	1818	$self->_create_random_map (
1526	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1819	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1527	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1820	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1528	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1821	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1529	$rmp->{exit_on_final_map},	1822	$rmp->{exit_on_final_map},
1530	$rmp->{xsize}, $rmp->{ysize},	1823	$rmp->{xsize}, $rmp->{ysize},
1531	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1824	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1532	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1825	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1554		1847
1555	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1848	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1556	}	1849	}
1557		1850
1558	# also paths starting with '/'	1851	# also paths starting with '/'
1559	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1852	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1560		1853
1561	sub thawer_merge {	1854	sub thawer_merge {
1562	my ($self, $merge) = @_;	1855	my ($self, $merge) = @_;
1563		1856
1564	# we have to keep some variables in memory intact	1857	# we have to keep some variables in memory intact
…		…
1618	$self->init; # pass $1 etc.	1911	$self->init; # pass $1 etc.
1619	return $self;	1912	return $self;
1620	}	1913	}
1621	}	1914	}
1622		1915
1623	Carp::carp "unable to resolve path '$path' (base '$base').";	1916	Carp::cluck "unable to resolve path '$path' (base '$base').";
1624	()	1917	()
1625	}	1918	}
1626		1919
1627	sub init {	1920	sub init {
1628	my ($self) = @_;	1921	my ($self) = @_;
…		…
1650		1943
1651	# the temporary/swap location	1944	# the temporary/swap location
1652	sub save_path {	1945	sub save_path {
1653	my ($self) = @_;	1946	my ($self) = @_;
1654		1947
1655	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1948	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1656	"$TMPDIR/$path.map"	1949	"$TMPDIR/$path.map"
1657	}	1950	}
1658		1951
1659	# the unique path, undef == no special unique path	1952	# the unique path, undef == no special unique path
1660	sub uniq_path {	1953	sub uniq_path {
1661	my ($self) = @_;	1954	my ($self) = @_;
1662		1955
1663	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1956	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1664	"$UNIQUEDIR/$path"	1957	"$UNIQUEDIR/$path"
1665	}
1666
1667	# and all this just because we cannot iterate over
1668	# all maps in C++...
1669	sub change_all_map_light {
1670	my ($change) = @_;
1671
1672	$_->change_map_light ($change)
1673	for grep $_->outdoor, values %cf::MAP;
1674	}	1958	}
1675		1959
1676	sub decay_objects {	1960	sub decay_objects {
1677	my ($self) = @_;	1961	my ($self) = @_;
1678		1962
…		…
1691		1975
1692	sub load_header_from($) {	1976	sub load_header_from($) {
1693	my ($self, $path) = @_;	1977	my ($self, $path) = @_;
1694		1978
1695	utf8::encode $path;	1979	utf8::encode $path;
1696	#aio_open $path, O_RDONLY, 0	1980	my $f = new_from_file cf::object::thawer $path
1697	# or return;
1698
1699	$self->_load_header ($path)
1700	or return;	1981	or return;
		1982
		1983	$self->_load_header ($f)
		1984	or return;
		1985
		1986	local $MAP_LOADING{$self->{path}} = $self;
		1987	$f->resolve_delayed_derefs;
1701		1988
1702	$self->{load_path} = $path;	1989	$self->{load_path} = $path;
1703		1990
1704	1	1991	1
1705	}	1992	}
…		…
1759	sub find {	2046	sub find {
1760	my ($path, $origin) = @_;	2047	my ($path, $origin) = @_;
1761		2048
1762	$path = normalise $path, $origin && $origin->path;	2049	$path = normalise $path, $origin && $origin->path;
1763		2050
		2051	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1764	cf::lock_wait "map_find:$path";	2052	my $guard2 = cf::lock_acquire "map_find:$path";
1765		2053
1766	$cf::MAP{$path} || do {	2054	$cf::MAP{$path} || do {
1767	my $guard = cf::lock_acquire "map_find:$path";
1768	my $map = new_from_path cf::map $path	2055	my $map = new_from_path cf::map $path
1769	or return;	2056	or return;
1770		2057
1771	$map->{last_save} = $cf::RUNTIME;	2058	$map->{last_save} = $cf::RUNTIME;
1772		2059
…		…
1774	or return;	2061	or return;
1775		2062
1776	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2063	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1777	# doing this can freeze the server in a sync job, obviously	2064	# doing this can freeze the server in a sync job, obviously
1778	#$cf::WAIT_FOR_TICK->wait;	2065	#$cf::WAIT_FOR_TICK->wait;
		2066	undef $guard2;
		2067	undef $guard1;
1779	$map->reset;	2068	$map->reset;
1780	undef $guard;
1781	return find $path;	2069	return find $path;
1782	}	2070	}
1783		2071
1784	$cf::MAP{$path} = $map	2072	$cf::MAP{$path} = $map
1785	}	2073	}
1786	}	2074	}
1787		2075
1788	sub pre_load { }	2076	sub pre_load { }
1789	sub post_load { }	2077	#sub post_load { } # XS
1790		2078
1791	sub load {	2079	sub load {
1792	my ($self) = @_;	2080	my ($self) = @_;
1793		2081
1794	local $self->{deny_reset} = 1; # loading can take a long time	2082	local $self->{deny_reset} = 1; # loading can take a long time
1795		2083
1796	my $path = $self->{path};	2084	my $path = $self->{path};
1797		2085
1798	{	2086	{
1799	my $guard = cf::lock_acquire "map_load:$path";	2087	my $guard = cf::lock_acquire "map_data:$path";
1800		2088
		2089	return unless $self->valid;
1801	return if $self->in_memory != cf::MAP_SWAPPED;	2090	return unless $self->in_memory == cf::MAP_SWAPPED;
1802		2091
1803	$self->in_memory (cf::MAP_LOADING);	2092	$self->in_memory (cf::MAP_LOADING);
1804		2093
1805	$self->alloc;	2094	$self->alloc;
1806		2095
1807	$self->pre_load;	2096	$self->pre_load;
1808	Coro::cede;	2097	cf::cede_to_tick;
1809		2098
		2099	my $f = new_from_file cf::object::thawer $self->{load_path};
		2100	$f->skip_block;
1810	$self->_load_objects ($self->{load_path}, 1)	2101	$self->_load_objects ($f)
1811	or return;	2102	or return;
1812		2103
1813	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2104	$self->post_load_original
1814	if delete $self->{load_original};	2105	if delete $self->{load_original};
1815		2106
1816	if (my $uniq = $self->uniq_path) {	2107	if (my $uniq = $self->uniq_path) {
1817	utf8::encode $uniq;	2108	utf8::encode $uniq;
1818	if (aio_open $uniq, O_RDONLY, 0) {	2109	unless (aio_stat $uniq) {
		2110	if (my $f = new_from_file cf::object::thawer $uniq) {
1819	$self->clear_unique_items;	2111	$self->clear_unique_items;
1820	$self->_load_objects ($uniq, 0);	2112	$self->_load_objects ($f);
		2113	$f->resolve_delayed_derefs;
		2114	}
1821	}	2115	}
1822	}	2116	}
1823		2117
1824	Coro::cede;	2118	$f->resolve_delayed_derefs;
		2119
		2120	cf::cede_to_tick;
1825	# now do the right thing for maps	2121	# now do the right thing for maps
1826	$self->link_multipart_objects;	2122	$self->link_multipart_objects;
1827	$self->difficulty ($self->estimate_difficulty)	2123	$self->difficulty ($self->estimate_difficulty)
1828	unless $self->difficulty;	2124	unless $self->difficulty;
1829	Coro::cede;	2125	cf::cede_to_tick;
1830		2126
1831	unless ($self->{deny_activate}) {	2127	unless ($self->{deny_activate}) {
1832	$self->decay_objects;	2128	$self->decay_objects;
1833	$self->fix_auto_apply;	2129	$self->fix_auto_apply;
1834	$self->update_buttons;	2130	$self->update_buttons;
1835	Coro::cede;	2131	cf::cede_to_tick;
1836	$self->set_darkness_map;
1837	Coro::cede;
1838	$self->activate;	2132	$self->activate;
1839	}	2133	}
1840		2134
		2135	$self->{last_save} = $cf::RUNTIME;
		2136	$self->last_access ($cf::RUNTIME);
		2137
1841	$self->in_memory (cf::MAP_IN_MEMORY);	2138	$self->in_memory (cf::MAP_ACTIVE);
1842	}	2139	}
1843		2140
1844	$self->post_load;	2141	$self->post_load;
1845	}	2142	}
1846		2143
		2144	# customize the map for a given player, i.e.
		2145	# return the _real_ map. used by e.g. per-player
		2146	# maps to change the path to ~playername/mappath
1847	sub customise_for {	2147	sub customise_for {
1848	my ($self, $ob) = @_;	2148	my ($self, $ob) = @_;
1849		2149
1850	return find "~" . $ob->name . "/" . $self->{path}	2150	return find "~" . $ob->name . "/" . $self->{path}
1851	if $self->per_player;	2151	if $self->per_player;
…		…
1855		2155
1856	$self	2156	$self
1857	}	2157	}
1858		2158
1859	# find and load all maps in the 3x3 area around a map	2159	# find and load all maps in the 3x3 area around a map
1860	sub load_diag {	2160	sub load_neighbours {
1861	my ($map) = @_;	2161	my ($map) = @_;
1862		2162
1863	my @diag; # diagonal neighbours	2163	my @neigh; # diagonal neighbours
1864		2164
1865	for (0 .. 3) {	2165	for (0 .. 3) {
1866	my $neigh = $map->tile_path ($_)	2166	my $neigh = $map->tile_path ($_)
1867	or next;	2167	or next;
1868	$neigh = find $neigh, $map	2168	$neigh = find $neigh, $map
1869	or next;	2169	or next;
1870	$neigh->load;	2170	$neigh->load;
1871		2171
		2172	# now find the diagonal neighbours
		2173	push @neigh,
1872	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2174	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1873	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2175	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1874	}	2176	}
1875		2177
1876	for (@diag) {	2178	for (grep defined $_->[0], @neigh) {
		2179	my ($path, $origin) = @$_;
1877	my $neigh = find @$_	2180	my $neigh = find $path, $origin
1878	or next;	2181	or next;
1879	$neigh->load;	2182	$neigh->load;
1880	}	2183	}
1881	}	2184	}
1882		2185
…		…
1887	}	2190	}
1888		2191
1889	sub do_load_sync {	2192	sub do_load_sync {
1890	my ($map) = @_;	2193	my ($map) = @_;
1891		2194
		2195	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2196	if $Coro::current == $Coro::main;
		2197
1892	cf::sync_job { $map->load };	2198	cf::sync_job { $map->load };
1893	}	2199	}
1894		2200
1895	our %MAP_PREFETCH;	2201	our %MAP_PREFETCH;
1896	our $MAP_PREFETCHER = undef;	2202	our $MAP_PREFETCHER = undef;
1897		2203
1898	sub find_async {	2204	sub find_async {
1899	my ($path, $origin) = @_;	2205	my ($path, $origin, $load) = @_;
1900		2206
1901	$path = normalise $path, $origin && $origin->{path};	2207	$path = normalise $path, $origin && $origin->{path};
1902		2208
1903	if (my $map = $cf::MAP{$path}) {	2209	if (my $map = $cf::MAP{$path}) {
1904	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2210	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1905	}	2211	}
1906		2212
1907	undef $MAP_PREFETCH{$path};	2213	$MAP_PREFETCH{$path} |= $load;
		2214
1908	$MAP_PREFETCHER ||= cf::async {	2215	$MAP_PREFETCHER ||= cf::async {
		2216	$Coro::current->{desc} = "map prefetcher";
		2217
1909	while (%MAP_PREFETCH) {	2218	while (%MAP_PREFETCH) {
1910	for my $path (keys %MAP_PREFETCH) {	2219	while (my ($k, $v) = each %MAP_PREFETCH) {
1911	my $map = find $path	2220	if (my $map = find $k) {
1912	or next;
1913	$map->load;	2221	$map->load if $v;
		2222	}
1914		2223
1915	delete $MAP_PREFETCH{$path};	2224	delete $MAP_PREFETCH{$k};
1916	}	2225	}
1917	}	2226	}
1918	undef $MAP_PREFETCHER;	2227	undef $MAP_PREFETCHER;
1919	};	2228	};
1920	$MAP_PREFETCHER->prio (6);	2229	$MAP_PREFETCHER->prio (6);
1921		2230
1922	()	2231	()
1923	}	2232	}
1924		2233
		2234	# common code, used by both ->save and ->swapout
1925	sub save {	2235	sub _save {
1926	my ($self) = @_;	2236	my ($self) = @_;
1927
1928	my $lock = cf::lock_acquire "map_data:" . $self->path;
1929		2237
1930	$self->{last_save} = $cf::RUNTIME;	2238	$self->{last_save} = $cf::RUNTIME;
1931		2239
1932	return unless $self->dirty;	2240	return unless $self->dirty;
1933		2241
…		…
1939	return if $self->{deny_save};	2247	return if $self->{deny_save};
1940		2248
1941	local $self->{last_access} = $self->last_access;#d#	2249	local $self->{last_access} = $self->last_access;#d#
1942		2250
1943	cf::async {	2251	cf::async {
		2252	$Coro::current->{desc} = "map player save";
1944	$_->contr->save for $self->players;	2253	$_->contr->save for $self->players;
1945	};	2254	};
		2255
		2256	cf::get_slot 0.02;
1946		2257
1947	if ($uniq) {	2258	if ($uniq) {
1948	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2259	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1949	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2260	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1950	} else {	2261	} else {
1951	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2262	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1952	}	2263	}
1953	}	2264	}
1954		2265
		2266	sub save {
		2267	my ($self) = @_;
		2268
		2269	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2270
		2271	$self->_save;
		2272	}
		2273
1955	sub swap_out {	2274	sub swap_out {
1956	my ($self) = @_;	2275	my ($self) = @_;
1957		2276
1958	# save first because save cedes
1959	$self->save;
1960
1961	my $lock = cf::lock_acquire "map_data:" . $self->path;	2277	my $lock = cf::lock_acquire "map_data:$self->{path}";
1962		2278
		2279	return if $self->in_memory != cf::MAP_ACTIVE;
		2280	return if $self->{deny_save};
1963	return if $self->players;	2281	return if $self->players;
1964	return if $self->in_memory != cf::MAP_IN_MEMORY;
1965	return if $self->{deny_save};
1966		2282
		2283	# first deactivate the map and "unlink" it from the core
		2284	$self->deactivate;
		2285	$_->clear_links_to ($self) for values %cf::MAP;
		2286	$self->in_memory (cf::MAP_SWAPPED);
		2287
		2288	# then atomically save
		2289	$self->_save;
		2290
		2291	# then free the map
1967	$self->clear;	2292	$self->clear;
1968	$self->in_memory (cf::MAP_SWAPPED);
1969	}	2293	}
1970		2294
1971	sub reset_at {	2295	sub reset_at {
1972	my ($self) = @_;	2296	my ($self) = @_;
1973		2297
…		…
1991		2315
1992	my $lock = cf::lock_acquire "map_data:$self->{path}";	2316	my $lock = cf::lock_acquire "map_data:$self->{path}";
1993		2317
1994	return if $self->players;	2318	return if $self->players;
1995		2319
1996	warn "resetting map ", $self->path;	2320	warn "resetting map ", $self->path, "\n";
1997		2321
1998	$self->in_memory (cf::MAP_SWAPPED);	2322	$self->in_memory (cf::MAP_SWAPPED);
1999		2323
2000	# need to save uniques path	2324	# need to save uniques path
2001	unless ($self->{deny_save}) {	2325	unless ($self->{deny_save}) {
…		…
2005	if $uniq;	2329	if $uniq;
2006	}	2330	}
2007		2331
2008	delete $cf::MAP{$self->path};	2332	delete $cf::MAP{$self->path};
2009		2333
		2334	$self->deactivate;
		2335	$_->clear_links_to ($self) for values %cf::MAP;
2010	$self->clear;	2336	$self->clear;
2011
2012	$_->clear_links_to ($self) for values %cf::MAP;
2013		2337
2014	$self->unlink_save;	2338	$self->unlink_save;
2015	$self->destroy;	2339	$self->destroy;
2016	}	2340	}
2017		2341
2018	my $nuke_counter = "aaaa";	2342	my $nuke_counter = "aaaa";
2019		2343
2020	sub nuke {	2344	sub nuke {
2021	my ($self) = @_;	2345	my ($self) = @_;
2022		2346
		2347	{
		2348	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2349
2023	delete $cf::MAP{$self->path};	2350	delete $cf::MAP{$self->path};
2024		2351
2025	$self->unlink_save;	2352	$self->unlink_save;
2026		2353
2027	bless $self, "cf::map";	2354	bless $self, "cf::map::wrap";
2028	delete $self->{deny_reset};	2355	delete $self->{deny_reset};
2029	$self->{deny_save} = 1;	2356	$self->{deny_save} = 1;
2030	$self->reset_timeout (1);	2357	$self->reset_timeout (1);
2031	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2358	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2032		2359
2033	$cf::MAP{$self->path} = $self;	2360	$cf::MAP{$self->path} = $self;
		2361	}
2034		2362
2035	$self->reset; # polite request, might not happen	2363	$self->reset; # polite request, might not happen
2036	}	2364	}
2037		2365
2038	=item $maps = cf::map::tmp_maps	2366	=item $maps = cf::map::tmp_maps
…		…
2080		2408
2081	sub unique_maps() {	2409	sub unique_maps() {
2082	[	2410	[
2083	map {	2411	map {
2084	utf8::decode $_;	2412	utf8::decode $_;
2085	/\.map$/	2413	s/\.map$//; # TODO future compatibility hack
		2414	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2415	? ()
2086	? normalise $_	2416	: normalise $_
2087	: ()
2088	} @{ aio_readdir $UNIQUEDIR or [] }	2417	} @{ aio_readdir $UNIQUEDIR or [] }
2089	]	2418	]
2090	}	2419	}
2091		2420
2092	package cf;	2421	=item cf::map::static_maps
		2422
		2423	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2424	file in the shared directory excluding F</styles> and F</editor>). May
		2425	block.
		2426
		2427	=cut
		2428
		2429	sub static_maps() {
		2430	my @dirs = "";
		2431	my @maps;
		2432
		2433	while (@dirs) {
		2434	my $dir = shift @dirs;
		2435
		2436	next if $dir eq "/styles" || $dir eq "/editor";
		2437
		2438	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2439	or return;
		2440
		2441	for (@$files) {
		2442	s/\.map$// or next;
		2443	utf8::decode $_;
		2444	push @maps, "$dir/$_";
		2445	}
		2446
		2447	push @dirs, map "$dir/$_", @$dirs;
		2448	}
		2449
		2450	\@maps
		2451	}
2093		2452
2094	=back	2453	=back
2095		2454
2096	=head3 cf::object	2455	=head3 cf::object
2097		2456
…		…
2101		2460
2102	=over 4	2461	=over 4
2103		2462
2104	=item $ob->inv_recursive	2463	=item $ob->inv_recursive
2105		2464
2106	Returns the inventory of the object _and_ their inventories, recursively.	2465	Returns the inventory of the object I<and> their inventories, recursively,
		2466	but I<not> the object itself.
2107		2467
2108	=cut	2468	=cut
2109		2469
2110	sub inv_recursive_;	2470	sub inv_recursive_;
2111	sub inv_recursive_ {	2471	sub inv_recursive_ {
…		…
2114		2474
2115	sub inv_recursive {	2475	sub inv_recursive {
2116	inv_recursive_ inv $_[0]	2476	inv_recursive_ inv $_[0]
2117	}	2477	}
2118		2478
		2479	=item $ref = $ob->ref
		2480
		2481	Creates and returns a persistent reference to an object that can be stored as a string.
		2482
		2483	=item $ob = cf::object::deref ($refstring)
		2484
		2485	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2486	even if the object actually exists. May block.
		2487
		2488	=cut
		2489
		2490	sub deref {
		2491	my ($ref) = @_;
		2492
		2493	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2494	my ($uuid, $name) = ($1, $2);
		2495	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2496	or return;
		2497	$pl->ob->uuid eq $uuid
		2498	or return;
		2499
		2500	$pl->ob
		2501	} else {
		2502	warn "$ref: cannot resolve object reference\n";
		2503	undef
		2504	}
		2505	}
		2506
2119	package cf;	2507	package cf;
2120		2508
2121	=back	2509	=back
2122		2510
2123	=head3 cf::object::player	2511	=head3 cf::object::player
…		…
2129	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2517	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2130	can be C<undef>. Does the right thing when the player is currently in a	2518	can be C<undef>. Does the right thing when the player is currently in a
2131	dialogue with the given NPC character.	2519	dialogue with the given NPC character.
2132		2520
2133	=cut	2521	=cut
		2522
		2523	our $SAY_CHANNEL = {
		2524	id => "say",
		2525	title => "Map",
		2526	reply => "say ",
		2527	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2528	};
		2529
		2530	our $CHAT_CHANNEL = {
		2531	id => "chat",
		2532	title => "Chat",
		2533	reply => "chat ",
		2534	tooltip => "Player chat and shouts, global to the server.",
		2535	};
2134		2536
2135	# rough implementation of a future "reply" method that works	2537	# rough implementation of a future "reply" method that works
2136	# with dialog boxes.	2538	# with dialog boxes.
2137	#TODO: the first argument must go, split into a $npc->reply_to ( method	2539	#TODO: the first argument must go, split into a $npc->reply_to ( method
2138	sub cf::object::player::reply($$$;$) {	2540	sub cf::object::player::reply($$$;$) {
…		…
2145		2547
2146	} else {	2548	} else {
2147	my $pl = $self->contr;	2549	my $pl = $self->contr;
2148		2550
2149	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2551	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2150	my $diag = $pl->{npc_dialog};	2552	my $dialog = $pl->{npc_dialog};
2151	$diag->{pl}->ext_reply (	2553	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2152	$diag->{id},
2153	msgtype => "reply",
2154	msg => $diag->{pl}->expand_cfpod ($msg),
2155	add_topics => []
2156	);
2157		2554
2158	} else {	2555	} else {
2159	$msg = $npc->name . " says: $msg" if $npc;	2556	$msg = $npc->name . " says: $msg" if $npc;
2160	$self->message ($msg, $flags);	2557	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2161	}	2558	}
2162	}	2559	}
		2560	}
		2561
		2562	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2563
		2564	=cut
		2565
		2566	sub cf::object::send_msg {
		2567	my $pl = shift->contr
		2568	or return;
		2569	$pl->send_msg (@_);
2163	}	2570	}
2164		2571
2165	=item $player_object->may ("access")	2572	=item $player_object->may ("access")
2166		2573
2167	Returns wether the given player is authorized to access resource "access"	2574	Returns wether the given player is authorized to access resource "access"
…		…
2180		2587
2181	=item $player_object->enter_link	2588	=item $player_object->enter_link
2182		2589
2183	Freezes the player and moves him/her to a special map (C<{link}>).	2590	Freezes the player and moves him/her to a special map (C<{link}>).
2184		2591
2185	The player should be reasonably safe there for short amounts of time. You	2592	The player should be reasonably safe there for short amounts of time (e.g.
2186	I<MUST> call C<leave_link> as soon as possible, though.	2593	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2594	though, as the player cannot control the character while it is on the link
		2595	map.
2187		2596
2188	Will never block.	2597	Will never block.
2189		2598
2190	=item $player_object->leave_link ($map, $x, $y)	2599	=item $player_object->leave_link ($map, $x, $y)
2191		2600
…		…
2211	sub cf::object::player::enter_link {	2620	sub cf::object::player::enter_link {
2212	my ($self) = @_;	2621	my ($self) = @_;
2213		2622
2214	$self->deactivate_recursive;	2623	$self->deactivate_recursive;
2215		2624
		2625	++$self->{_link_recursion};
		2626
2216	return if UNIVERSAL::isa $self->map, "ext::map_link";	2627	return if UNIVERSAL::isa $self->map, "ext::map_link";
2217		2628
2218	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2629	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2219	if $self->map && $self->map->{path} ne "{link}";	2630	if $self->map && $self->map->{path} ne "{link}";
2220		2631
2221	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2632	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2222	}	2633	}
2223		2634
2224	sub cf::object::player::leave_link {	2635	sub cf::object::player::leave_link {
2225	my ($self, $map, $x, $y) = @_;	2636	my ($self, $map, $x, $y) = @_;
2226		2637
…		…
2243	($x, $y) = (-1, -1)	2654	($x, $y) = (-1, -1)
2244	unless (defined $x) && (defined $y);	2655	unless (defined $x) && (defined $y);
2245		2656
2246	# use -1 or undef as default coordinates, not 0, 0	2657	# use -1 or undef as default coordinates, not 0, 0
2247	($x, $y) = ($map->enter_x, $map->enter_y)	2658	($x, $y) = ($map->enter_x, $map->enter_y)
2248	if $x <=0 && $y <= 0;	2659	if $x <= 0 && $y <= 0;
2249		2660
2250	$map->load;	2661	$map->load;
2251	$map->load_diag;	2662	$map->load_neighbours;
2252		2663
2253	return unless $self->contr->active;	2664	return unless $self->contr->active;
2254	$self->activate_recursive;
2255		2665
2256	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2666	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2257	$self->enter_map ($map, $x, $y);	2667	if ($self->enter_map ($map, $x, $y)) {
2258	}	2668	# entering was successful
		2669	delete $self->{_link_recursion};
		2670	# only activate afterwards, to support waiting in hooks
		2671	$self->activate_recursive;
		2672	}
2259		2673
		2674	}
		2675
2260	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2676	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2261		2677
2262	Moves the player to the given map-path and coordinates by first freezing	2678	Moves the player to the given map-path and coordinates by first freezing
2263	her, loading and preparing them map, calling the provided $check callback	2679	her, loading and preparing them map, calling the provided $check callback
2264	that has to return the map if sucecssful, and then unfreezes the player on	2680	that has to return the map if sucecssful, and then unfreezes the player on
2265	the new (success) or old (failed) map position.	2681	the new (success) or old (failed) map position. In either case, $done will
		2682	be called at the end of this process.
		2683
		2684	Note that $check will be called with a potentially non-loaded map, so if
		2685	it needs a loaded map it has to call C<< ->load >>.
2266		2686
2267	=cut	2687	=cut
2268		2688
2269	our $GOTOGEN;	2689	our $GOTOGEN;
2270		2690
2271	sub cf::object::player::goto {	2691	sub cf::object::player::goto {
2272	my ($self, $path, $x, $y, $check) = @_;	2692	my ($self, $path, $x, $y, $check, $done) = @_;
		2693
		2694	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2695	warn "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2696	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2697	($path, $x, $y) = @$EMERGENCY_POSITION;
		2698	}
2273		2699
2274	# do generation counting so two concurrent goto's will be executed in-order	2700	# do generation counting so two concurrent goto's will be executed in-order
2275	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2701	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2276		2702
2277	$self->enter_link;	2703	$self->enter_link;
2278		2704
2279	(async {	2705	(async {
		2706	$Coro::current->{desc} = "player::goto $path $x $y";
		2707
		2708	# *tag paths override both path and x|y
		2709	if ($path =~ /^\*(.*)$/) {
		2710	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2711	my $ob = $obs[rand @obs];
		2712
		2713	# see if we actually can go there
		2714	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2715	$ob = $obs[rand @obs];
		2716	} else {
		2717	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2718	}
		2719	# else put us there anyways for now #d#
		2720
		2721	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2722	} else {
		2723	($path, $x, $y) = (undef, undef, undef);
		2724	}
		2725	}
		2726
2280	my $map = eval {	2727	my $map = eval {
2281	my $map = cf::map::find $path;	2728	my $map = defined $path ? cf::map::find $path : undef;
2282		2729
2283	if ($map) {	2730	if ($map) {
2284	$map = $map->customise_for ($self);	2731	$map = $map->customise_for ($self);
2285	$map = $check->($map) if $check && $map;	2732	$map = $check->($map, $x, $y, $self) if $check && $map;
2286	} else {	2733	} else {
2287	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2734	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2288	}	2735	}
2289		2736
2290	$map	2737	$map
2291	};	2738	};
2292		2739
…		…
2297		2744
2298	if ($gen == $self->{_goto_generation}) {	2745	if ($gen == $self->{_goto_generation}) {
2299	delete $self->{_goto_generation};	2746	delete $self->{_goto_generation};
2300	$self->leave_link ($map, $x, $y);	2747	$self->leave_link ($map, $x, $y);
2301	}	2748	}
		2749
		2750	$done->($self) if $done;
2302	})->prio (1);	2751	})->prio (1);
2303	}	2752	}
2304		2753
2305	=item $player_object->enter_exit ($exit_object)	2754	=item $player_object->enter_exit ($exit_object)
2306		2755
…		…
2326	}	2775	}
2327		2776
2328	sub prepare_random_map {	2777	sub prepare_random_map {
2329	my ($exit) = @_;	2778	my ($exit) = @_;
2330		2779
2331	my $guard = cf::lock_acquire "exit_prepare:$exit";
2332
2333	# all this does is basically replace the /! path by	2780	# all this does is basically replace the /! path by
2334	# a new random map path (?random/...) with a seed	2781	# a new random map path (?random/...) with a seed
2335	# that depends on the exit object	2782	# that depends on the exit object
2336		2783
2337	my $rmp = parse_random_map_params $exit->msg;	2784	my $rmp = parse_random_map_params $exit->msg;
…		…
2339	if ($exit->map) {	2786	if ($exit->map) {
2340	$rmp->{region} = $exit->region->name;	2787	$rmp->{region} = $exit->region->name;
2341	$rmp->{origin_map} = $exit->map->path;	2788	$rmp->{origin_map} = $exit->map->path;
2342	$rmp->{origin_x} = $exit->x;	2789	$rmp->{origin_x} = $exit->x;
2343	$rmp->{origin_y} = $exit->y;	2790	$rmp->{origin_y} = $exit->y;
		2791
		2792	$exit->map->touch;
2344	}	2793	}
2345		2794
2346	$rmp->{random_seed} ||= $exit->random_seed;	2795	$rmp->{random_seed} ||= $exit->random_seed;
2347		2796
2348	my $data = cf::to_json $rmp;	2797	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2349	my $md5 = Digest::MD5::md5_hex $data;	2798	my $md5 = Digest::MD5::md5_hex $data;
2350	my $meta = "$RANDOMDIR/$md5.meta";	2799	my $meta = "$RANDOMDIR/$md5.meta";
2351		2800
2352	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2801	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2353	aio_write $fh, 0, (length $data), $data, 0;	2802	aio_write $fh, 0, (length $data), $data, 0;
2354	undef $fh;	2803	undef $fh;
2355	aio_rename "$meta~", $meta;	2804	aio_rename "$meta~", $meta;
2356		2805
		2806	my $slaying = "?random/$md5";
		2807
		2808	if ($exit->valid) {
2357	$exit->slaying ("?random/$md5");	2809	$exit->slaying ("?random/$md5");
2358	$exit->msg (undef);	2810	$exit->msg (undef);
		2811	}
2359	}	2812	}
2360	}	2813	}
2361		2814
2362	sub cf::object::player::enter_exit {	2815	sub cf::object::player::enter_exit {
2363	my ($self, $exit) = @_;	2816	my ($self, $exit) = @_;
2364		2817
2365	return unless $self->type == cf::PLAYER;	2818	return unless $self->type == cf::PLAYER;
2366		2819
2367	if ($exit->slaying eq "/!") {
2368	#TODO: this should de-fi-ni-te-ly not be a sync-job
2369	# the problem is that $exit might not survive long enough
2370	# so it needs to be done right now, right here
2371	cf::sync_job { prepare_random_map $exit };
2372	}
2373
2374	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2375	my $hp = $exit->stats->hp;
2376	my $sp = $exit->stats->sp;
2377
2378	$self->enter_link;	2820	$self->enter_link;
2379		2821
2380	# if exit is damned, update players death & WoR home-position
2381	$self->contr->savebed ($slaying, $hp, $sp)
2382	if $exit->flag (FLAG_DAMNED);
2383
2384	(async {	2822	(async {
2385	$self->deactivate_recursive; # just to be sure	2823	$Coro::current->{desc} = "enter_exit";
		2824
2386	unless (eval {	2825	unless (eval {
		2826	$self->deactivate_recursive; # just to be sure
		2827
		2828	# random map handling
		2829	{
		2830	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2831
		2832	prepare_random_map $exit
		2833	if $exit->slaying eq "/!";
		2834	}
		2835
		2836	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2837	my $x = $exit->stats->hp;
		2838	my $y = $exit->stats->sp;
		2839
2387	$self->goto ($slaying, $hp, $sp);	2840	$self->goto ($map, $x, $y);
2388		2841
		2842	# if exit is damned, update players death & WoR home-position
		2843	$self->contr->savebed ($map, $x, $y)
		2844	if $exit->flag (cf::FLAG_DAMNED);
		2845
2389	1;	2846	1
2390	}) {	2847	}) {
2391	$self->message ("Something went wrong deep within the crossfire server. "	2848	$self->message ("Something went wrong deep within the deliantra server. "
2392	. "I'll try to bring you back to the map you were before. "	2849	. "I'll try to bring you back to the map you were before. "
2393	. "Please report this to the dungeon master!",	2850	. "Please report this to the dungeon master!",
2394	cf::NDI_UNIQUE | cf::NDI_RED);	2851	cf::NDI_UNIQUE | cf::NDI_RED);
2395		2852
2396	warn "ERROR in enter_exit: $@";	2853	warn "ERROR in enter_exit: $@";
…		…
2415		2872
2416	utf8::encode $text;	2873	utf8::encode $text;
2417	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2874	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2418	}	2875	}
2419		2876
		2877	=item $client->send_big_packet ($pkt)
		2878
		2879	Like C<send_packet>, but tries to compress large packets, and fragments
		2880	them as required.
		2881
		2882	=cut
		2883
		2884	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2885
		2886	sub cf::client::send_big_packet {
		2887	my ($self, $pkt) = @_;
		2888
		2889	# try lzf for large packets
		2890	$pkt = "lzf " . Compress::LZF::compress $pkt
		2891	if 1024 <= length $pkt and $self->{can_lzf};
		2892
		2893	# split very large packets
		2894	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2895	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2896	$pkt = "frag";
		2897	}
		2898
		2899	$self->send_packet ($pkt);
		2900	}
		2901
2420	=item $client->send_msg ($color, $type, $msg, [extra...])	2902	=item $client->send_msg ($channel, $msg, $color, [extra...])
2421		2903
2422	Send a drawinfo or msg packet to the client, formatting the msg for the	2904	Send a drawinfo or msg packet to the client, formatting the msg for the
2423	client if neccessary. C<$type> should be a string identifying the type of	2905	client if neccessary. C<$type> should be a string identifying the type of
2424	the message, with C<log> being the default. If C<$color> is negative, suppress	2906	the message, with C<log> being the default. If C<$color> is negative, suppress
2425	the message unless the client supports the msg packet.	2907	the message unless the client supports the msg packet.
2426		2908
2427	=cut	2909	=cut
2428		2910
		2911	# non-persistent channels (usually the info channel)
		2912	our %CHANNEL = (
		2913	"c/motd" => {
		2914	id => "infobox",
		2915	title => "MOTD",
		2916	reply => undef,
		2917	tooltip => "The message of the day",
		2918	},
		2919	"c/identify" => {
		2920	id => "infobox",
		2921	title => "Identify",
		2922	reply => undef,
		2923	tooltip => "Items recently identified",
		2924	},
		2925	"c/examine" => {
		2926	id => "infobox",
		2927	title => "Examine",
		2928	reply => undef,
		2929	tooltip => "Signs and other items you examined",
		2930	},
		2931	"c/shopinfo" => {
		2932	id => "infobox",
		2933	title => "Shop Info",
		2934	reply => undef,
		2935	tooltip => "What your bargaining skill tells you about the shop",
		2936	},
		2937	"c/book" => {
		2938	id => "infobox",
		2939	title => "Book",
		2940	reply => undef,
		2941	tooltip => "The contents of a note or book",
		2942	},
		2943	"c/lookat" => {
		2944	id => "infobox",
		2945	title => "Look",
		2946	reply => undef,
		2947	tooltip => "What you saw there",
		2948	},
		2949	"c/who" => {
		2950	id => "infobox",
		2951	title => "Players",
		2952	reply => undef,
		2953	tooltip => "Shows players who are currently online",
		2954	},
		2955	"c/body" => {
		2956	id => "infobox",
		2957	title => "Body Parts",
		2958	reply => undef,
		2959	tooltip => "Shows which body parts you posess and are available",
		2960	},
		2961	"c/statistics" => {
		2962	id => "infobox",
		2963	title => "Statistics",
		2964	reply => undef,
		2965	tooltip => "Shows your primary statistics",
		2966	},
		2967	"c/skills" => {
		2968	id => "infobox",
		2969	title => "Skills",
		2970	reply => undef,
		2971	tooltip => "Shows your experience per skill and item power",
		2972	},
		2973	"c/shopitems" => {
		2974	id => "infobox",
		2975	title => "Shop Items",
		2976	reply => undef,
		2977	tooltip => "Shows the items currently for sale in this shop",
		2978	},
		2979	"c/resistances" => {
		2980	id => "infobox",
		2981	title => "Resistances",
		2982	reply => undef,
		2983	tooltip => "Shows your resistances",
		2984	},
		2985	"c/pets" => {
		2986	id => "infobox",
		2987	title => "Pets",
		2988	reply => undef,
		2989	tooltip => "Shows information abotu your pets/a specific pet",
		2990	},
		2991	"c/perceiveself" => {
		2992	id => "infobox",
		2993	title => "Perceive Self",
		2994	reply => undef,
		2995	tooltip => "You gained detailed knowledge about yourself",
		2996	},
		2997	"c/uptime" => {
		2998	id => "infobox",
		2999	title => "Uptime",
		3000	reply => undef,
		3001	tooltip => "How long the server has been running since last restart",
		3002	},
		3003	"c/mapinfo" => {
		3004	id => "infobox",
		3005	title => "Map Info",
		3006	reply => undef,
		3007	tooltip => "Information related to the maps",
		3008	},
		3009	"c/party" => {
		3010	id => "party",
		3011	title => "Party",
		3012	reply => "gsay ",
		3013	tooltip => "Messages and chat related to your party",
		3014	},
		3015	"c/death" => {
		3016	id => "death",
		3017	title => "Death",
		3018	reply => undef,
		3019	tooltip => "Reason for and more info about your most recent death",
		3020	},
		3021	"c/say" => $SAY_CHANNEL,
		3022	"c/chat" => $CHAT_CHANNEL,
		3023	);
		3024
2429	sub cf::client::send_msg {	3025	sub cf::client::send_msg {
2430	my ($self, $color, $type, $msg, @extra) = @_;	3026	my ($self, $channel, $msg, $color, @extra) = @_;
2431		3027
2432	$msg = $self->pl->expand_cfpod ($msg);	3028	$msg = $self->pl->expand_cfpod ($msg)
		3029	unless $color & cf::NDI_VERBATIM;
		3030
		3031	$color &= cf::NDI_CLIENT_MASK; # just in case...
		3032
		3033	# check predefined channels, for the benefit of C
		3034	if ($CHANNEL{$channel}) {
		3035	$channel = $CHANNEL{$channel};
		3036
		3037	$self->ext_msg (channel_info => $channel);
		3038	$channel = $channel->{id};
		3039
		3040	} elsif (ref $channel) {
		3041	# send meta info to client, if not yet sent
		3042	unless (exists $self->{channel}{$channel->{id}}) {
		3043	$self->{channel}{$channel->{id}} = $channel;
		3044	$self->ext_msg (channel_info => $channel);
		3045	}
		3046
		3047	$channel = $channel->{id};
		3048	}
2433		3049
2434	return unless @extra || length $msg;	3050	return unless @extra || length $msg;
2435		3051
2436	if ($self->can_msg) {	3052	# default colour, mask it out
2437	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $type, $msg, @extra]));	3053	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2438	} else {	3054	if $color & cf::NDI_DEF;
2439	# replace some tags by gcfclient-compatible ones
2440	for ($msg) {
2441	1 while
2442	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2443	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2444	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2445	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2446	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2447	}
2448		3055
2449	if ($color >= 0) {	3056	my $pkt = "msg "
2450	if (0 && $msg =~ /\[/) {	3057	. $self->{json_coder}->encode (
2451	$self->send_packet ("drawextinfo $color 4 0 $msg")	3058	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2452	} else {	3059	);
2453	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2454	$self->send_packet ("drawinfo $color $msg")
2455	}
2456	}
2457	}
2458	}
2459		3060
		3061	$self->send_big_packet ($pkt);
		3062	}
		3063
2460	=item $client->ext_event ($type, %msg)	3064	=item $client->ext_msg ($type, @msg)
2461		3065
2462	Sends an ext event to the client.	3066	Sends an ext event to the client.
2463		3067
2464	=cut	3068	=cut
2465		3069
2466	sub cf::client::ext_event($$%) {	3070	sub cf::client::ext_msg($$@) {
2467	my ($self, $type, %msg) = @_;	3071	my ($self, $type, @msg) = @_;
2468		3072
		3073	if ($self->extcmd == 2) {
		3074	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		3075	} elsif ($self->extcmd == 1) { # TODO: remove
2469	$msg{msgtype} = "event_$type";	3076	push @msg, msgtype => "event_$type";
2470	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	3077	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3078	}
		3079	}
		3080
		3081	=item $client->ext_reply ($msgid, @msg)
		3082
		3083	Sends an ext reply to the client.
		3084
		3085	=cut
		3086
		3087	sub cf::client::ext_reply($$@) {
		3088	my ($self, $id, @msg) = @_;
		3089
		3090	if ($self->extcmd == 2) {
		3091	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		3092	} elsif ($self->extcmd == 1) {
		3093	#TODO: version 1, remove
		3094	unshift @msg, msgtype => "reply", msgid => $id;
		3095	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3096	}
2471	}	3097	}
2472		3098
2473	=item $success = $client->query ($flags, "text", \&cb)	3099	=item $success = $client->query ($flags, "text", \&cb)
2474		3100
2475	Queues a query to the client, calling the given callback with	3101	Queues a query to the client, calling the given callback with
…		…
2530	my ($ns, $buf) = @_;	3156	my ($ns, $buf) = @_;
2531		3157
2532	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3158	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2533		3159
2534	if (ref $msg) {	3160	if (ref $msg) {
		3161	my ($type, $reply, @payload) =
		3162	"ARRAY" eq ref $msg
		3163	? @$msg
		3164	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		3165
		3166	my @reply;
		3167
2535	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3168	if (my $cb = $EXTICMD{$type}) {
2536	if (my %reply = $cb->($ns, $msg)) {	3169	@reply = $cb->($ns, @payload);
2537	$reply{msgid} = $msg->{msgid};
2538	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2539	}
2540	}	3170	}
		3171
		3172	$ns->ext_reply ($reply, @reply)
		3173	if $reply;
		3174
2541	} else {	3175	} else {
2542	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3176	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2543	}	3177	}
2544		3178
2545	cf::override;	3179	cf::override;
…		…
2567		3201
2568	$coro	3202	$coro
2569	}	3203	}
2570		3204
2571	cf::client->attach (	3205	cf::client->attach (
2572	on_destroy => sub {	3206	on_client_destroy => sub {
2573	my ($ns) = @_;	3207	my ($ns) = @_;
2574		3208
2575	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3209	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2576	},	3210	},
2577	);	3211	);
…		…
2592	our $safe = new Safe "safe";	3226	our $safe = new Safe "safe";
2593	our $safe_hole = new Safe::Hole;	3227	our $safe_hole = new Safe::Hole;
2594		3228
2595	$SIG{FPE} = 'IGNORE';	3229	$SIG{FPE} = 'IGNORE';
2596		3230
2597	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3231	$safe->permit_only (Opcode::opset qw(
		3232	:base_core :base_mem :base_orig :base_math :base_loop
		3233	grepstart grepwhile mapstart mapwhile
		3234	sort time
		3235	));
2598		3236
2599	# here we export the classes and methods available to script code	3237	# here we export the classes and methods available to script code
2600		3238
2601	=pod	3239	=pod
2602		3240
2603	The following functions and methods are available within a safe environment:	3241	The following functions and methods are available within a safe environment:
2604		3242
2605	cf::object	3243	cf::object
2606	contr pay_amount pay_player map x y force_find force_add	3244	contr pay_amount pay_player map x y force_find force_add destroy
2607	insert remove	3245	insert remove name archname title slaying race decrease split
		3246	value
2608		3247
2609	cf::object::player	3248	cf::object::player
2610	player	3249	player
2611		3250
2612	cf::player	3251	cf::player
…		…
2617		3256
2618	=cut	3257	=cut
2619		3258
2620	for (	3259	for (
2621	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3260	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2622	insert remove)],	3261	insert remove inv nrof name archname title slaying race
		3262	decrease split destroy change_exp value msg lore send_msg)],
2623	["cf::object::player" => qw(player)],	3263	["cf::object::player" => qw(player)],
2624	["cf::player" => qw(peaceful)],	3264	["cf::player" => qw(peaceful send_msg)],
2625	["cf::map" => qw(trigger)],	3265	["cf::map" => qw(trigger)],
2626	) {	3266	) {
2627	no strict 'refs';	3267	no strict 'refs';
2628	my ($pkg, @funs) = @$_;	3268	my ($pkg, @funs) = @$_;
2629	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3269	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2647		3287
2648	my $qcode = $code;	3288	my $qcode = $code;
2649	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3289	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2650	$qcode =~ s/\n/\\n/g;	3290	$qcode =~ s/\n/\\n/g;
2651		3291
		3292	%vars = (_dummy => 0) unless %vars;
		3293
		3294	my @res;
2652	local $_;	3295	local $_;
2653	local @safe::cf::_safe_eval_args = values %vars;
2654		3296
2655	my $eval =	3297	my $eval =
2656	"do {\n"	3298	"do {\n"
2657	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3299	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2658	. "#line 0 \"{$qcode}\"\n"	3300	. "#line 0 \"{$qcode}\"\n"
2659	. $code	3301	. $code
2660	. "\n}"	3302	. "\n}"
2661	;	3303	;
2662		3304
		3305	if ($CFG{safe_eval}) {
2663	sub_generation_inc;	3306	sub_generation_inc;
		3307	local @safe::cf::_safe_eval_args = values %vars;
2664	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3308	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2665	sub_generation_inc;	3309	sub_generation_inc;
		3310	} else {
		3311	local @cf::_safe_eval_args = values %vars;
		3312	@res = wantarray ? eval eval : scalar eval $eval;
		3313	}
2666		3314
2667	if ($@) {	3315	if ($@) {
2668	warn "$@";	3316	warn "$@";
2669	warn "while executing safe code '$code'\n";	3317	warn "while executing safe code '$code'\n";
2670	warn "with arguments " . (join " ", %vars) . "\n";	3318	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2689	=cut	3337	=cut
2690		3338
2691	sub register_script_function {	3339	sub register_script_function {
2692	my ($fun, $cb) = @_;	3340	my ($fun, $cb) = @_;
2693		3341
2694	no strict 'refs';	3342	$fun = "safe::$fun" if $CFG{safe_eval};
2695	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3343	*$fun = $safe_hole->wrap ($cb);
2696	}	3344	}
2697		3345
2698	=back	3346	=back
2699		3347
2700	=cut	3348	=cut
…		…
2702	#############################################################################	3350	#############################################################################
2703	# the server's init and main functions	3351	# the server's init and main functions
2704		3352
2705	sub load_facedata($) {	3353	sub load_facedata($) {
2706	my ($path) = @_;	3354	my ($path) = @_;
		3355
		3356	# HACK to clear player env face cache, we need some signal framework
		3357	# for this (global event?)
		3358	%ext::player_env::MUSIC_FACE_CACHE = ();
		3359
		3360	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2707		3361
2708	warn "loading facedata from $path\n";	3362	warn "loading facedata from $path\n";
2709		3363
2710	my $facedata;	3364	my $facedata;
2711	0 < aio_load $path, $facedata	3365	0 < aio_load $path, $facedata
…		…
2714	$facedata = Coro::Storable::thaw $facedata;	3368	$facedata = Coro::Storable::thaw $facedata;
2715		3369
2716	$facedata->{version} == 2	3370	$facedata->{version} == 2
2717	or cf::cleanup "$path: version mismatch, cannot proceed.";	3371	or cf::cleanup "$path: version mismatch, cannot proceed.";
2718		3372
		3373	# patch in the exptable
		3374	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
		3375	$facedata->{resource}{"res/exp_table"} = {
		3376	type => FT_RSRC,
		3377	data => $exp_table,
		3378	hash => (Digest::MD5::md5 $exp_table),
		3379	};
		3380	cf::cede_to_tick;
		3381
2719	{	3382	{
2720	my $faces = $facedata->{faceinfo};	3383	my $faces = $facedata->{faceinfo};
2721		3384
2722	while (my ($face, $info) = each %$faces) {	3385	while (my ($face, $info) = each %$faces) {
2723	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3386	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3387
2724	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3388	cf::face::set_visibility $idx, $info->{visibility};
		3389	cf::face::set_magicmap $idx, $info->{magicmap};
2725	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3390	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2726	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3391	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2727	Coro::cede;	3392
		3393	cf::cede_to_tick;
2728	}	3394	}
2729		3395
2730	while (my ($face, $info) = each %$faces) {	3396	while (my ($face, $info) = each %$faces) {
2731	next unless $info->{smooth};	3397	next unless $info->{smooth};
		3398
2732	my $idx = cf::face::find $face	3399	my $idx = cf::face::find $face
2733	or next;	3400	or next;
		3401
2734	if (my $smooth = cf::face::find $info->{smooth}) {	3402	if (my $smooth = cf::face::find $info->{smooth}) {
		3403	cf::face::set_smooth $idx, $smooth;
2735	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3404	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2736	} else {	3405	} else {
2737	warn "smooth face '$info->{smooth}' not found for face '$face'";	3406	warn "smooth face '$info->{smooth}' not found for face '$face'";
2738	}	3407	}
2739	Coro::cede;	3408
		3409	cf::cede_to_tick;
2740	}	3410	}
2741	}	3411	}
2742		3412
2743	{	3413	{
2744	my $anims = $facedata->{animinfo};	3414	my $anims = $facedata->{animinfo};
2745		3415
2746	while (my ($anim, $info) = each %$anims) {	3416	while (my ($anim, $info) = each %$anims) {
2747	cf::anim::set $anim, $info->{frames}, $info->{facings};	3417	cf::anim::set $anim, $info->{frames}, $info->{facings};
2748	Coro::cede;	3418	cf::cede_to_tick;
2749	}	3419	}
2750		3420
2751	cf::anim::invalidate_all; # d'oh	3421	cf::anim::invalidate_all; # d'oh
2752	}	3422	}
2753		3423
		3424	{
		3425	my $res = $facedata->{resource};
		3426
		3427	while (my ($name, $info) = each %$res) {
		3428	if (defined $info->{type}) {
		3429	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3430
		3431	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
		3432	cf::face::set_type $idx, $info->{type};
		3433	} else {
		3434	$RESOURCE{$name} = $info;
		3435	}
		3436
		3437	cf::cede_to_tick;
		3438	}
		3439	}
		3440
		3441	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3442
2754	1	3443	1
2755	}	3444	}
2756		3445
		3446	cf::global->attach (on_resource_update => sub {
		3447	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3448	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3449
		3450	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3451	my $sound = $soundconf->{compat}[$_]
		3452	or next;
		3453
		3454	my $face = cf::face::find "sound/$sound->[1]";
		3455	cf::sound::set $sound->[0] => $face;
		3456	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3457	}
		3458
		3459	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3460	my $face = cf::face::find "sound/$v";
		3461	cf::sound::set $k => $face;
		3462	}
		3463	}
		3464	});
		3465
		3466	register_exticmd fx_want => sub {
		3467	my ($ns, $want) = @_;
		3468
		3469	while (my ($k, $v) = each %$want) {
		3470	$ns->fx_want ($k, $v);
		3471	}
		3472	};
		3473
		3474	sub load_resource_file($) {
		3475	my $guard = lock_acquire "load_resource_file";
		3476
		3477	my $status = load_resource_file_ $_[0];
		3478	get_slot 0.1, 100;
		3479	cf::arch::commit_load;
		3480
		3481	$status
		3482	}
		3483
2757	sub reload_regions {	3484	sub reload_regions {
		3485	# HACK to clear player env face cache, we need some signal framework
		3486	# for this (global event?)
		3487	%ext::player_env::MUSIC_FACE_CACHE = ();
		3488
2758	load_resource_file "$MAPDIR/regions"	3489	load_resource_file "$MAPDIR/regions"
2759	or die "unable to load regions file\n";	3490	or die "unable to load regions file\n";
		3491
		3492	for (cf::region::list) {
		3493	$_->{match} = qr/$_->{match}/
		3494	if exists $_->{match};
		3495	}
2760	}	3496	}
2761		3497
2762	sub reload_facedata {	3498	sub reload_facedata {
2763	load_facedata "$DATADIR/facedata"	3499	load_facedata "$DATADIR/facedata"
2764	or die "unable to load facedata\n";	3500	or die "unable to load facedata\n";
2765	}	3501	}
2766		3502
2767	sub reload_archetypes {	3503	sub reload_archetypes {
2768	load_resource_file "$DATADIR/archetypes"	3504	load_resource_file "$DATADIR/archetypes"
2769	or die "unable to load archetypes\n";	3505	or die "unable to load archetypes\n";
2770	#d# NEED to laod twice to resolve forward references
2771	# this really needs to be done in an extra post-pass
2772	# (which needs to be synchronous, so solve it differently)
2773	load_resource_file "$DATADIR/archetypes"
2774	or die "unable to load archetypes\n";
2775	}	3506	}
2776		3507
2777	sub reload_treasures {	3508	sub reload_treasures {
2778	load_resource_file "$DATADIR/treasures"	3509	load_resource_file "$DATADIR/treasures"
2779	or die "unable to load treasurelists\n";	3510	or die "unable to load treasurelists\n";
2780	}	3511	}
2781		3512
2782	sub reload_resources {	3513	sub reload_resources {
2783	warn "reloading resource files...\n";	3514	warn "reloading resource files...\n";
2784		3515
		3516	reload_facedata;
		3517	reload_archetypes;
2785	reload_regions;	3518	reload_regions;
2786	reload_facedata;
2787	#reload_archetypes;#d#
2788	reload_archetypes;
2789	reload_treasures;	3519	reload_treasures;
2790		3520
2791	warn "finished reloading resource files\n";	3521	warn "finished reloading resource files\n";
2792	}	3522	}
2793		3523
2794	sub init {	3524	sub reload_config {
2795	reload_resources;	3525	warn "reloading config file...\n";
2796	}
2797		3526
2798	sub cfg_load {
2799	open my $fh, "<:utf8", "$CONFDIR/config"	3527	open my $fh, "<:utf8", "$CONFDIR/config"
2800	or return;	3528	or return;
2801		3529
2802	local $/;	3530	local $/;
2803	*CFG = YAML::Syck::Load <$fh>;	3531	*CFG = YAML::XS::Load scalar <$fh>;
2804		3532
2805	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3533	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
2806		3534
2807	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3535	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2808	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3536	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
2809		3537
2810	if (exists $CFG{mlockall}) {	3538	if (exists $CFG{mlockall}) {
…		…
2812	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3540	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2813	and die "WARNING: m(un)lockall failed: $!\n";	3541	and die "WARNING: m(un)lockall failed: $!\n";
2814	};	3542	};
2815	warn $@ if $@;	3543	warn $@ if $@;
2816	}	3544	}
		3545
		3546	warn "finished reloading resource files\n";
		3547	}
		3548
		3549	sub pidfile() {
		3550	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3551	or die "$PIDFILE: $!";
		3552	flock $fh, &Fcntl::LOCK_EX
		3553	or die "$PIDFILE: flock: $!";
		3554	$fh
		3555	}
		3556
		3557	# make sure only one server instance is running at any one time
		3558	sub atomic {
		3559	my $fh = pidfile;
		3560
		3561	my $pid = <$fh>;
		3562	kill 9, $pid if $pid > 0;
		3563
		3564	seek $fh, 0, 0;
		3565	print $fh $$;
		3566	}
		3567
		3568	sub main_loop {
		3569	warn "EV::loop starting\n";
		3570	if (1) {
		3571	EV::loop;
		3572	}
		3573	warn "EV::loop returned\n";
		3574	goto &main_loop unless $REALLY_UNLOOP;
2817	}	3575	}
2818		3576
2819	sub main {	3577	sub main {
		3578	cf::init_globals; # initialise logging
		3579
		3580	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3581	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3582	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3583	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3584
		3585	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3586
2820	# we must not ever block the main coroutine	3587	# we must not ever block the main coroutine
2821	local $Coro::idle = sub {	3588	local $Coro::idle = sub {
2822	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3589	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2823	(async {	3590	(async {
2824	Event::one_event;	3591	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3592	EV::loop EV::LOOP_ONESHOT;
2825	})->prio (Coro::PRIO_MAX);	3593	})->prio (Coro::PRIO_MAX);
2826	};	3594	};
2827		3595
2828	cfg_load;	3596	evthread_start IO::AIO::poll_fileno;
		3597
		3598	cf::sync_job {
		3599	cf::init_experience;
		3600	cf::init_anim;
		3601	cf::init_attackmess;
		3602	cf::init_dynamic;
		3603
		3604	cf::load_settings;
		3605	cf::load_materials;
		3606
		3607	reload_resources;
		3608	reload_config;
2829	db_init;	3609	db_init;
		3610
		3611	cf::init_uuid;
		3612	cf::init_signals;
		3613	cf::init_skills;
		3614
		3615	cf::init_beforeplay;
		3616
		3617	atomic;
		3618
2830	load_extensions;	3619	load_extensions;
2831		3620
2832	$TICK_WATCHER->start;	3621	utime time, time, $RUNTIMEFILE;
2833	Event::loop;	3622
		3623	# no (long-running) fork's whatsoever before this point(!)
		3624	use POSIX ();
		3625	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3626
		3627	(pop @POST_INIT)->(0) while @POST_INIT;
		3628	};
		3629
		3630	cf::object::thawer::errors_are_fatal 0;
		3631	warn "parse errors in files are no longer fatal from this point on.\n";
		3632
		3633	main_loop;
2834	}	3634	}
2835		3635
2836	#############################################################################	3636	#############################################################################
2837	# initialisation and cleanup	3637	# initialisation and cleanup
2838		3638
2839	# install some emergency cleanup handlers	3639	# install some emergency cleanup handlers
2840	BEGIN {	3640	BEGIN {
		3641	our %SIGWATCHER = ();
2841	for my $signal (qw(INT HUP TERM)) {	3642	for my $signal (qw(INT HUP TERM)) {
2842	Event->signal (	3643	$SIGWATCHER{$signal} = AE::signal $signal, sub {
2843	reentrant => 0,
2844	data => WF_AUTOCANCEL,
2845	signal => $signal,
2846	prio => 0,
2847	cb => sub {
2848	cf::cleanup "SIG$signal";	3644	cf::cleanup "SIG$signal";
2849	},
2850	);	3645	};
2851	}	3646	}
2852	}	3647	}
2853		3648
2854	sub write_runtime {	3649	sub write_runtime_sync {
2855	my $runtime = "$LOCALDIR/runtime";	3650	my $t0 = AE::time;
2856		3651
2857	# first touch the runtime file to show we are still running:	3652	# first touch the runtime file to show we are still running:
2858	# the fsync below can take a very very long time.	3653	# the fsync below can take a very very long time.
2859		3654
2860	IO::AIO::aio_utime $runtime, undef, undef;	3655	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2861		3656
2862	my $guard = cf::lock_acquire "write_runtime";	3657	my $guard = cf::lock_acquire "write_runtime";
2863		3658
2864	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3659	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
2865	or return;	3660	or return;
2866		3661
2867	my $value = $cf::RUNTIME + 90 + 10;	3662	my $value = $cf::RUNTIME + 90 + 10;
2868	# 10 is the runtime save interval, for a monotonic clock	3663	# 10 is the runtime save interval, for a monotonic clock
2869	# 60 allows for the watchdog to kill the server.	3664	# 60 allows for the watchdog to kill the server.
…		…
2879	aio_utime $fh, undef, undef;	3674	aio_utime $fh, undef, undef;
2880		3675
2881	close $fh	3676	close $fh
2882	or return;	3677	or return;
2883		3678
2884	aio_rename "$runtime~", $runtime	3679	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2885	and return;	3680	and return;
2886		3681
2887	warn "runtime file written.\n";	3682	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
2888		3683
2889	1	3684	1
		3685	}
		3686
		3687	our $uuid_lock;
		3688	our $uuid_skip;
		3689
		3690	sub write_uuid_sync($) {
		3691	$uuid_skip ||= $_[0];
		3692
		3693	return if $uuid_lock;
		3694	local $uuid_lock = 1;
		3695
		3696	my $uuid = "$LOCALDIR/uuid";
		3697
		3698	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3699	or return;
		3700
		3701	my $value = uuid_seq uuid_cur;
		3702
		3703	unless ($value) {
		3704	warn "cowardly refusing to write zero uuid value!\n";
		3705	return;
		3706	}
		3707
		3708	my $value = uuid_str $value + $uuid_skip;
		3709	$uuid_skip = 0;
		3710
		3711	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3712	and return;
		3713
		3714	# always fsync - this file is important
		3715	aio_fsync $fh
		3716	and return;
		3717
		3718	close $fh
		3719	or return;
		3720
		3721	aio_rename "$uuid~", $uuid
		3722	and return;
		3723
		3724	warn "uuid file written ($value).\n";
		3725
		3726	1
		3727
		3728	}
		3729
		3730	sub write_uuid($$) {
		3731	my ($skip, $sync) = @_;
		3732
		3733	$sync ? write_uuid_sync $skip
		3734	: async { write_uuid_sync $skip };
2890	}	3735	}
2891		3736
2892	sub emergency_save() {	3737	sub emergency_save() {
2893	my $freeze_guard = cf::freeze_mainloop;	3738	my $freeze_guard = cf::freeze_mainloop;
2894		3739
2895	warn "enter emergency perl save\n";	3740	warn "emergency_perl_save: enter\n";
2896		3741
2897	cf::sync_job {	3742	cf::sync_job {
		3743	# this is a trade-off: we want to be very quick here, so
		3744	# save all maps without fsync, and later call a global sync
		3745	# (which in turn might be very very slow)
		3746	local $USE_FSYNC = 0;
		3747
2898	# use a peculiar iteration method to avoid tripping on perl	3748	# use a peculiar iteration method to avoid tripping on perl
2899	# refcount bugs in for. also avoids problems with players	3749	# refcount bugs in for. also avoids problems with players
2900	# and maps saved/destroyed asynchronously.	3750	# and maps saved/destroyed asynchronously.
2901	warn "begin emergency player save\n";	3751	warn "emergency_perl_save: begin player save\n";
2902	for my $login (keys %cf::PLAYER) {	3752	for my $login (keys %cf::PLAYER) {
2903	my $pl = $cf::PLAYER{$login} or next;	3753	my $pl = $cf::PLAYER{$login} or next;
2904	$pl->valid or next;	3754	$pl->valid or next;
		3755	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2905	$pl->save;	3756	$pl->save;
2906	}	3757	}
2907	warn "end emergency player save\n";	3758	warn "emergency_perl_save: end player save\n";
2908		3759
2909	warn "begin emergency map save\n";	3760	warn "emergency_perl_save: begin map save\n";
2910	for my $path (keys %cf::MAP) {	3761	for my $path (keys %cf::MAP) {
2911	my $map = $cf::MAP{$path} or next;	3762	my $map = $cf::MAP{$path} or next;
2912	$map->valid or next;	3763	$map->valid or next;
2913	$map->save;	3764	$map->save;
2914	}	3765	}
2915	warn "end emergency map save\n";	3766	warn "emergency_perl_save: end map save\n";
2916		3767
2917	warn "begin emergency database checkpoint\n";	3768	warn "emergency_perl_save: begin database checkpoint\n";
2918	BDB::db_env_txn_checkpoint $DB_ENV;	3769	BDB::db_env_txn_checkpoint $DB_ENV;
2919	warn "end emergency database checkpoint\n";	3770	warn "emergency_perl_save: end database checkpoint\n";
		3771
		3772	warn "emergency_perl_save: begin write uuid\n";
		3773	write_uuid_sync 1;
		3774	warn "emergency_perl_save: end write uuid\n";
2920	};	3775	};
2921		3776
		3777	warn "emergency_perl_save: starting sync()\n";
		3778	IO::AIO::aio_sync sub {
		3779	warn "emergency_perl_save: finished sync()\n";
		3780	};
		3781
2922	warn "leave emergency perl save\n";	3782	warn "emergency_perl_save: leave\n";
2923	}	3783	}
2924		3784
2925	sub post_cleanup {	3785	sub post_cleanup {
2926	my ($make_core) = @_;	3786	my ($make_core) = @_;
2927		3787
2928	warn Carp::longmess "post_cleanup backtrace"	3788	warn Carp::longmess "post_cleanup backtrace"
2929	if $make_core;	3789	if $make_core;
		3790
		3791	my $fh = pidfile;
		3792	unlink $PIDFILE if <$fh> == $$;
		3793	}
		3794
		3795	# a safer delete_package, copied from Symbol
		3796	sub clear_package($) {
		3797	my $pkg = shift;
		3798
		3799	# expand to full symbol table name if needed
		3800	unless ($pkg =~ /^main::.*::$/) {
		3801	$pkg = "main$pkg" if $pkg =~ /^::/;
		3802	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3803	$pkg .= '::' unless $pkg =~ /::$/;
		3804	}
		3805
		3806	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3807	my $stem_symtab = *{$stem}{HASH};
		3808
		3809	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3810	or return;
		3811
		3812	# clear all symbols
		3813	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3814	for my $name (keys %$leaf_symtab) {
		3815	_gv_clear *{"$pkg$name"};
		3816	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3817	}
2930	}	3818	}
2931		3819
2932	sub do_reload_perl() {	3820	sub do_reload_perl() {
2933	# can/must only be called in main	3821	# can/must only be called in main
2934	if ($Coro::current != $Coro::main) {	3822	if (in_main) {
2935	warn "can only reload from main coroutine";	3823	warn "can only reload from main coroutine";
2936	return;	3824	return;
2937	}	3825	}
2938		3826
		3827	return if $RELOAD++;
		3828
		3829	my $t1 = AE::time;
		3830
		3831	while ($RELOAD) {
2939	warn "reloading...";	3832	warn "reloading...";
2940		3833
2941	warn "entering sync_job";	3834	warn "entering sync_job";
2942		3835
2943	cf::sync_job {	3836	cf::sync_job {
2944	cf::write_runtime; # external watchdog should not bark	3837	cf::write_runtime_sync; # external watchdog should not bark
2945	cf::emergency_save;	3838	cf::emergency_save;
2946	cf::write_runtime; # external watchdog should not bark	3839	cf::write_runtime_sync; # external watchdog should not bark
2947		3840
2948	warn "syncing database to disk";	3841	warn "syncing database to disk";
2949	BDB::db_env_txn_checkpoint $DB_ENV;	3842	BDB::db_env_txn_checkpoint $DB_ENV;
2950		3843
2951	# if anything goes wrong in here, we should simply crash as we already saved	3844	# if anything goes wrong in here, we should simply crash as we already saved
2952		3845
2953	warn "cancelling all WF_AUTOCANCEL watchers";
2954	for (Event::all_watchers) {
2955	$_->cancel if $_->data & WF_AUTOCANCEL;
2956	}
2957
2958	warn "flushing outstanding aio requests";	3846	warn "flushing outstanding aio requests";
2959	for (;;) {
2960	BDB::flush;
2961	IO::AIO::flush;
2962	Coro::cede;
2963	last unless IO::AIO::nreqs || BDB::nreqs;	3847	while (IO::AIO::nreqs || BDB::nreqs) {
2964	warn "iterate...";	3848	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
2965	}
2966
2967	++$RELOAD;
2968
2969	warn "cancelling all extension coros";
2970	$_->cancel for values %EXT_CORO;
2971	%EXT_CORO = ();
2972
2973	warn "removing commands";
2974	%COMMAND = ();
2975
2976	warn "removing ext/exti commands";
2977	%EXTCMD = ();
2978	%EXTICMD = ();
2979
2980	warn "unloading/nuking all extensions";
2981	for my $pkg (@EXTS) {
2982	warn "... unloading $pkg";
2983
2984	if (my $cb = $pkg->can ("unload")) {
2985	eval {
2986	$cb->($pkg);
2987	1
2988	} or warn "$pkg unloaded, but with errors: $@";
2989	}	3849	}
2990		3850
2991	warn "... nuking $pkg";	3851	warn "cancelling all extension coros";
2992	Symbol::delete_package $pkg;	3852	$_->cancel for values %EXT_CORO;
2993	}	3853	%EXT_CORO = ();
2994		3854
2995	warn "unloading all perl modules loaded from $LIBDIR";	3855	warn "removing commands";
2996	while (my ($k, $v) = each %INC) {	3856	%COMMAND = ();
2997	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2998		3857
		3858	warn "removing ext/exti commands";
		3859	%EXTCMD = ();
		3860	%EXTICMD = ();
		3861
		3862	warn "unloading/nuking all extensions";
		3863	for my $pkg (@EXTS) {
2999	warn "... unloading $k";	3864	warn "... unloading $pkg";
3000	delete $INC{$k};
3001		3865
3002	$k =~ s/\.pm$//;
3003	$k =~ s/\//::/g;
3004
3005	if (my $cb = $k->can ("unload_module")) {	3866	if (my $cb = $pkg->can ("unload")) {
		3867	eval {
3006	$cb->();	3868	$cb->($pkg);
		3869	1
		3870	} or warn "$pkg unloaded, but with errors: $@";
		3871	}
		3872
		3873	warn "... clearing $pkg";
		3874	clear_package $pkg;
3007	}	3875	}
3008		3876
3009	Symbol::delete_package $k;	3877	warn "unloading all perl modules loaded from $LIBDIR";
		3878	while (my ($k, $v) = each %INC) {
		3879	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3880
		3881	warn "... unloading $k";
		3882	delete $INC{$k};
		3883
		3884	$k =~ s/\.pm$//;
		3885	$k =~ s/\//::/g;
		3886
		3887	if (my $cb = $k->can ("unload_module")) {
		3888	$cb->();
		3889	}
		3890
		3891	clear_package $k;
3010	}	3892	}
3011		3893
3012	warn "getting rid of safe::, as good as possible";	3894	warn "getting rid of safe::, as good as possible";
3013	Symbol::delete_package "safe::$_"	3895	clear_package "safe::$_"
3014	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3896	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3015		3897
3016	warn "unloading cf.pm \"a bit\"";	3898	warn "unloading cf.pm \"a bit\"";
3017	delete $INC{"cf.pm"};	3899	delete $INC{"cf.pm"};
3018	delete $INC{"cf/pod.pm"};	3900	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3019		3901
3020	# don't, removes xs symbols, too,	3902	# don't, removes xs symbols, too,
3021	# and global variables created in xs	3903	# and global variables created in xs
3022	#Symbol::delete_package __PACKAGE__;	3904	#clear_package __PACKAGE__;
3023		3905
3024	warn "unload completed, starting to reload now";	3906	warn "unload completed, starting to reload now";
3025		3907
3026	warn "reloading cf.pm";	3908	warn "reloading cf.pm";
3027	require cf;	3909	require cf;
3028	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3910	cf::_connect_to_perl_1;
3029		3911
3030	warn "loading config and database again";	3912	warn "loading config and database again";
3031	cf::cfg_load;	3913	cf::reload_config;
3032		3914
3033	warn "loading extensions";	3915	warn "loading extensions";
3034	cf::load_extensions;	3916	cf::load_extensions;
3035		3917
		3918	if ($REATTACH_ON_RELOAD) {
3036	warn "reattaching attachments to objects/players";	3919	warn "reattaching attachments to objects/players";
3037	_global_reattach; # objects, sockets	3920	_global_reattach; # objects, sockets
3038	warn "reattaching attachments to maps";	3921	warn "reattaching attachments to maps";
3039	reattach $_ for values %MAP;	3922	reattach $_ for values %MAP;
3040	warn "reattaching attachments to players";	3923	warn "reattaching attachments to players";
3041	reattach $_ for values %PLAYER;	3924	reattach $_ for values %PLAYER;
		3925	}
3042		3926
		3927	warn "running post_init jobs";
		3928	(pop @POST_INIT)->(1) while @POST_INIT;
		3929
3043	warn "leaving sync_job";	3930	warn "leaving sync_job";
3044		3931
3045	1	3932	1
3046	} or do {	3933	} or do {
3047	warn $@;	3934	warn $@;
3048	warn "error while reloading, exiting.";	3935	cf::cleanup "error while reloading, exiting.";
3049	exit 1;
3050	};	3936	};
3051		3937
3052	warn "reloaded";	3938	warn "reloaded";
		3939	--$RELOAD;
		3940	}
		3941
		3942	$t1 = AE::time - $t1;
		3943	warn "reload completed in ${t1}s\n";
3053	};	3944	};
3054		3945
3055	our $RELOAD_WATCHER; # used only during reload	3946	our $RELOAD_WATCHER; # used only during reload
3056		3947
3057	sub reload_perl() {	3948	sub reload_perl() {
3058	# doing reload synchronously and two reloads happen back-to-back,	3949	# doing reload synchronously and two reloads happen back-to-back,
3059	# coro crashes during coro_state_free->destroy here.	3950	# coro crashes during coro_state_free->destroy here.
3060		3951
3061	$RELOAD_WATCHER ||= Event->timer (	3952	$RELOAD_WATCHER ||= cf::async {
3062	reentrant => 0,	3953	Coro::AIO::aio_wait cache_extensions;
3063	after => 0,	3954
3064	data => WF_AUTOCANCEL,	3955	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3065	cb => sub {
3066	do_reload_perl;	3956	do_reload_perl;
3067	undef $RELOAD_WATCHER;	3957	undef $RELOAD_WATCHER;
3068	},	3958	};
3069	);	3959	};
3070	}	3960	}
3071		3961
3072	register_command "reload" => sub {	3962	register_command "reload" => sub {
3073	my ($who, $arg) = @_;	3963	my ($who, $arg) = @_;
3074		3964
3075	if ($who->flag (FLAG_WIZ)) {	3965	if ($who->flag (FLAG_WIZ)) {
3076	$who->message ("reloading server.");	3966	$who->message ("reloading server.");
		3967	async {
		3968	$Coro::current->{desc} = "perl_reload";
3077	async { reload_perl };	3969	reload_perl;
		3970	};
3078	}	3971	}
3079	};	3972	};
3080		3973
3081	unshift @INC, $LIBDIR;	3974	unshift @INC, $LIBDIR;
3082		3975
…		…
3084		3977
3085	our @WAIT_FOR_TICK;	3978	our @WAIT_FOR_TICK;
3086	our @WAIT_FOR_TICK_BEGIN;	3979	our @WAIT_FOR_TICK_BEGIN;
3087		3980
3088	sub wait_for_tick {	3981	sub wait_for_tick {
3089	return unless $TICK_WATCHER->is_active;
3090	return if $Coro::current == $Coro::main;	3982	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3091		3983
3092	my $signal = new Coro::Signal;	3984	my $signal = new Coro::Signal;
3093	push @WAIT_FOR_TICK, $signal;	3985	push @WAIT_FOR_TICK, $signal;
3094	$signal->wait;	3986	$signal->wait;
3095	}	3987	}
3096		3988
3097	sub wait_for_tick_begin {	3989	sub wait_for_tick_begin {
3098	return unless $TICK_WATCHER->is_active;
3099	return if $Coro::current == $Coro::main;	3990	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3100		3991
3101	my $signal = new Coro::Signal;	3992	my $signal = new Coro::Signal;
3102	push @WAIT_FOR_TICK_BEGIN, $signal;	3993	push @WAIT_FOR_TICK_BEGIN, $signal;
3103	$signal->wait;	3994	$signal->wait;
3104	}	3995	}
3105		3996
3106	my $min = 1e6;#d#	3997	sub tick {
3107	my $avg = 10;
3108	$TICK_WATCHER = Event->timer (
3109	reentrant => 0,
3110	parked => 1,
3111	prio => 0,
3112	at => $NEXT_TICK || $TICK,
3113	data => WF_AUTOCANCEL,
3114	cb => sub {
3115	if ($Coro::current != $Coro::main) {	3998	if ($Coro::current != $Coro::main) {
3116	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3999	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3117	unless ++$bug_warning > 10;	4000	unless ++$bug_warning > 10;
3118	return;	4001	return;
3119	}	4002	}
3120		4003
3121	$NOW = $tick_start = Event::time;
3122
3123	cf::server_tick; # one server iteration	4004	cf::server_tick; # one server iteration
3124		4005
3125	0 && sync_job {#d#	4006	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3126	for(1..10) {
3127	my $t = Event::time;
3128	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3129	or die;
3130		4007
3131	$map->width (50);	4008	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3132	$map->height (50);	4009	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3133	$map->alloc;	4010	Coro::async_pool {
3134	$map->_load_objects ("/tmp/x.map", 1);	4011	$Coro::current->{desc} = "runtime saver";
3135	my $t = Event::time - $t;	4012	write_runtime_sync
3136		4013	or warn "ERROR: unable to write runtime file: $!";
3137	#next unless $t < 0.0013;#d#
3138	if ($t < $min) {
3139	$min = $t;
3140	}
3141	$avg = $avg * 0.99 + $t * 0.01;
3142	}
3143	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3144	exit 0;
3145	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3146	};	4014	};
		4015	}
3147		4016
3148	$RUNTIME += $TICK;
3149	$NEXT_TICK += $TICK;
3150
3151	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3152	$NEXT_RUNTIME_WRITE = $NOW + 10;
3153	Coro::async_pool {
3154	write_runtime
3155	or warn "ERROR: unable to write runtime file: $!";
3156	};
3157	}
3158
3159	# my $AFTER = Event::time;
3160	# warn $AFTER - $NOW;#d#
3161
3162	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4017	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3163	$sig->send;	4018	$sig->send;
3164	}	4019	}
3165	while (my $sig = shift @WAIT_FOR_TICK) {	4020	while (my $sig = shift @WAIT_FOR_TICK) {
3166	$sig->send;	4021	$sig->send;
3167	}	4022	}
3168		4023
3169	$NOW = Event::time;	4024	$LOAD = ($NOW - $TICK_START) / $TICK;
3170
3171	# if we are delayed by four ticks or more, skip them all
3172	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3173
3174	$TICK_WATCHER->at ($NEXT_TICK);
3175	$TICK_WATCHER->start;
3176
3177	$LOAD = ($NOW - $tick_start) / $TICK;
3178	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4025	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3179		4026
3180	_post_tick;	4027	if (0) {
3181		4028	if ($NEXT_TICK) {
3182		4029	my $jitter = $TICK_START - $NEXT_TICK;
		4030	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4031	warn "jitter $JITTER\n";#d#
		4032	}
3183	},	4033	}
3184	);	4034	}
3185		4035
3186	{	4036	{
3187	BDB::max_poll_time $TICK * 0.1;	4037	# configure BDB
3188	$BDB_POLL_WATCHER = Event->io (	4038
3189	reentrant => 0,
3190	fd => BDB::poll_fileno,
3191	poll => 'r',
3192	prio => 0,
3193	data => WF_AUTOCANCEL,
3194	cb => \&BDB::poll_cb,
3195	);
3196	BDB::min_parallel 8;	4039	BDB::min_parallel 16;
3197		4040	BDB::max_poll_reqs $TICK * 0.1;
3198	BDB::set_sync_prepare {	4041	$AnyEvent::BDB::WATCHER->priority (1);
3199	my $status;
3200	my $current = $Coro::current;
3201	(
3202	sub {
3203	$status = $!;
3204	$current->ready; undef $current;
3205	},
3206	sub {
3207	Coro::schedule while defined $current;
3208	$! = $status;
3209	},
3210	)
3211	};
3212		4042
3213	unless ($DB_ENV) {	4043	unless ($DB_ENV) {
3214	$DB_ENV = BDB::db_env_create;	4044	$DB_ENV = BDB::db_env_create;
		4045	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4046	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4047	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4048	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4049	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3215		4050
3216	cf::sync_job {	4051	cf::sync_job {
3217	eval {	4052	eval {
3218	BDB::db_env_open	4053	BDB::db_env_open
3219	$DB_ENV,	4054	$DB_ENV,
…		…
3221	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4056	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3222	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4057	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3223	0666;	4058	0666;
3224		4059
3225	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4060	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3226
3227	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3228	$DB_ENV->set_lk_detect;
3229	};	4061	};
3230		4062
3231	cf::cleanup "db_env_open(db): $@" if $@;	4063	cf::cleanup "db_env_open(db): $@" if $@;
3232	};	4064	};
3233	}	4065	}
		4066
		4067	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4068	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4069	};
		4070	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4071	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4072	};
		4073	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4074	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4075	};
3234	}	4076	}
3235		4077
3236	{	4078	{
		4079	# configure IO::AIO
		4080
3237	IO::AIO::min_parallel 8;	4081	IO::AIO::min_parallel 8;
3238
3239	undef $Coro::AIO::WATCHER;
3240	IO::AIO::max_poll_time $TICK * 0.1;	4082	IO::AIO::max_poll_time $TICK * 0.1;
3241	$AIO_POLL_WATCHER = Event->io (	4083	undef $AnyEvent::AIO::WATCHER;
3242	reentrant => 0,
3243	data => WF_AUTOCANCEL,
3244	fd => IO::AIO::poll_fileno,
3245	poll => 'r',
3246	prio => 6,
3247	cb => \&IO::AIO::poll_cb,
3248	);
3249	}	4084	}
3250		4085
3251	my $_log_backtrace;	4086	my $_log_backtrace;
3252		4087
3253	sub _log_backtrace {	4088	sub _log_backtrace {
…		…
3256	$msg =~ s/\n//;	4091	$msg =~ s/\n//;
3257		4092
3258	# limit the # of concurrent backtraces	4093	# limit the # of concurrent backtraces
3259	if ($_log_backtrace < 2) {	4094	if ($_log_backtrace < 2) {
3260	++$_log_backtrace;	4095	++$_log_backtrace;
		4096	my $perl_bt = Carp::longmess $msg;
3261	async {	4097	async {
		4098	$Coro::current->{desc} = "abt $msg";
		4099
3262	my @bt = fork_call {	4100	my @bt = fork_call {
3263	@addr = map { sprintf "%x", $_ } @addr;	4101	@addr = map { sprintf "%x", $_ } @addr;
3264	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4102	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3265	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4103	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3266	or die "addr2line: $!";	4104	or die "addr2line: $!";
…		…
3274	}	4112	}
3275		4113
3276	@funcs	4114	@funcs
3277	};	4115	};
3278		4116
3279	LOG llevInfo, "[ABT] $msg\n";	4117	LOG llevInfo, "[ABT] $perl_bt\n";
		4118	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3280	LOG llevInfo, "[ABT] $_\n" for @bt;	4119	LOG llevInfo, "[ABT] $_\n" for @bt;
3281	--$_log_backtrace;	4120	--$_log_backtrace;
3282	};	4121	};
3283	} else {	4122	} else {
3284	LOG llevInfo, "[ABT] $msg\n";	4123	LOG llevInfo, "[ABT] $msg\n";
3285	LOG llevInfo, "[ABT] [suppressed]\n";	4124	LOG llevInfo, "[ABT] [suppressed]\n";
3286	}	4125	}
3287	}	4126	}
3288		4127
3289	# load additional modules	4128	# load additional modules
3290	use cf::pod;	4129	require "cf/$_.pm" for @EXTRA_MODULES;
		4130	cf::_connect_to_perl_2;
3291		4131
3292	END { cf::emergency_save }	4132	END { cf::emergency_save }
3293		4133
3294	1	4134	1
3295		4135

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