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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.296 by root, Wed Jul 4 07:09:06 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 { }, $args
406		578
407	Executes the given code block with the given arguments in a seperate	579	Executes the given code block with the given arguments in a seperate
408	process, returning the results. Everything must be serialisable with	580	process, returning the results. Everything must be serialisable with
409	Coro::Storable. May, of course, block. Note that the executed sub may	581	Coro::Storable. May, of course, block. Note that the executed sub may
410	never block itself or use any form of Event handling.	582	never block itself or use any form of event handling.
411		583
412	=cut	584	=cut
413		585
414	sub fork_call(&@) {	586	sub fork_call(&@) {
415	my ($cb, @args) = @_;	587	my ($cb, @args) = @_;
416		588
417	# 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,
418	# or die "socketpair: $!";	590	# otherwise perl prematurely frees the stuff :/
419	pipe my $fh1, my $fh2	591	# TODO: investigate and fix (likely this will be rather laborious)
420	or die "pipe: $!";
421		592
422	if (my $pid = fork) {	593	my @res = Coro::Util::fork_eval {
423	close $fh2;
424
425	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
426	$res = Coro::Storable::thaw $res;
427
428	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
429
430	die $$res unless "ARRAY" eq ref $res;
431
432	return wantarray ? @$res : $res->[-1];
433	} else {
434	reset_signals;	594	reset_signals;
435	local $SIG{__WARN__};	595	&$cb
436	local $SIG{__DIE__};	596	}, @args;
437	eval {
438	close $fh1;
439		597
440	my @res = eval { $cb->(@args) };	598	wantarray ? @res : $res[-1]
441	syswrite $fh2, Coro::Storable::freeze +($@ ? \"$@" : \@res);	599	}
442	};
443		600
444	warn $@ if $@;	601	sub objinfo {
445	_exit 0;
446	}	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
447	}	637	}
448		638
449	=item $value = cf::db_get $family => $key	639	=item $value = cf::db_get $family => $key
450		640
451	Returns a single value from the environment database.	641	Returns a single value from the environment database.
…		…
453	=item cf::db_put $family => $key => $value	643	=item cf::db_put $family => $key => $value
454		644
455	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
456	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).
457		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
458	=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	}
459		671
460	our $DB;	672	our $DB;
461		673
462	sub db_init {	674	sub db_init {
463	unless ($DB) {
464	$DB = BDB::db_create $DB_ENV;
465
466	cf::sync_job {	675	cf::sync_job {
467	eval {	676	$DB ||= db_table "db";
468	$DB->set_flags (BDB::CHKSUM);
469
470	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
471	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
472	cf::cleanup "db_open(db): $!" if $!;
473	};
474	cf::cleanup "db_open(db): $@" if $@;
475	};
476	}	677	};
477	}	678	}
478		679
479	sub db_get($$) {	680	sub db_get($$) {
480	my $key = "$_[0]/$_[1]";	681	my $key = "$_[0]/$_[1]";
481		682
…		…
531	if (1) {	732	if (1) {
532	$md5 =	733	$md5 =
533	join "\x00",	734	join "\x00",
534	$processversion,	735	$processversion,
535	map {	736	map {
536	Coro::cede;	737	cf::cede_to_tick;
537	($src->[$_], Digest::MD5::md5_hex $data[$_])	738	($src->[$_], Digest::MD5::md5_hex $data[$_])
538	} 0.. $#$src;	739	} 0.. $#$src;
539		740
540		741
541	my $dbmd5 = db_get cache => "$id/md5";	742	my $dbmd5 = db_get cache => "$id/md5";
…		…
579		780
580	#############################################################################	781	#############################################################################
581		782
582	=head2 ATTACHABLE OBJECTS	783	=head2 ATTACHABLE OBJECTS
583		784
584	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
585	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")
586	to it. All such attachable objects support the following methods.	787	to it. All such attachable objects support the following methods.
587		788
588	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>
589	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
590	Crossfire TRT).	791	Deliantra).
591		792
592	=over 4	793	=over 4
593		794
594	=item $attachable->attach ($attachment, key => $value...)	795	=item $attachable->attach ($attachment, key => $value...)
595		796
…		…
639	=item cf::CLASS::attachment $name, ...	840	=item cf::CLASS::attachment $name, ...
640		841
641	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
642	given CLASS can refer to this attachment.	843	given CLASS can refer to this attachment.
643		844
644	Some classes such as crossfire maps and objects can specify attachments	845	Some classes such as deliantra maps and objects can specify attachments
645	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.
646		847
647	These calls expect any number of the following handler/hook descriptions:	848	These calls expect any number of the following handler/hook descriptions:
648		849
649	=over 4	850	=over 4
…		…
847	";	1048	";
848	die if $@;	1049	die if $@;
849	}	1050	}
850		1051
851	our $override;	1052	our $override;
852	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?
853		1054
854	sub override {	1055	sub override {
855	$override = 1;	1056	$override = 1;
856	@invoke_results = ();	1057	@INVOKE_RESULTS = (@_);
857	}	1058	}
858		1059
859	sub do_invoke {	1060	sub do_invoke {
860	my $event = shift;	1061	my $event = shift;
861	my $callbacks = shift;	1062	my $callbacks = shift;
862		1063
863	@invoke_results = ();	1064	@INVOKE_RESULTS = ();
864		1065
865	local $override;	1066	local $override;
866		1067
867	for (@$callbacks) {	1068	for (@$callbacks) {
868	eval { &{$_->[1]} };	1069	eval { &{$_->[1]} };
…		…
877	}	1078	}
878		1079
879	0	1080	0
880	}	1081	}
881		1082
882	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1083	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
883		1084
884	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1085	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
885		1086
886	Generate an object-specific event with the given arguments.	1087	Generate an object-specific event with the given arguments.
887		1088
888	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
889	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
890	results (if you must, access C<@cf::invoke_results> directly).	1091	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
891		1092
892	=back	1093	=back
893		1094
894	=cut	1095	=cut
895		1096
896	#############################################################################	1097	#############################################################################
897	# 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	}
898		1141
899	sub reattach {	1142	sub reattach {
900	# basically do the same as instantiate, without calling instantiate	1143	# basically do the same as instantiate, without calling instantiate
901	my ($obj) = @_;	1144	my ($obj) = @_;
902		1145
		1146	# no longer needed after getting rid of delete_package?
903	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
904		1148
905	my $registry = $obj->registry;	1149	my $registry = $obj->registry;
906		1150
907	@$registry = ();	1151	@$registry = ();
908		1152
…		…
923	cf::attachable->attach (	1167	cf::attachable->attach (
924	prio => -1000000,	1168	prio => -1000000,
925	on_instantiate => sub {	1169	on_instantiate => sub {
926	my ($obj, $data) = @_;	1170	my ($obj, $data) = @_;
927		1171
928	$data = from_json $data;	1172	$data = decode_json $data;
929		1173
930	for (@$data) {	1174	for (@$data) {
931	my ($name, $args) = @$_;	1175	my ($name, $args) = @$_;
932		1176
933	$obj->attach ($name, %{$args || {} });	1177	$obj->attach ($name, %{$args || {} });
…		…
949	sub object_freezer_save {	1193	sub object_freezer_save {
950	my ($filename, $rdata, $objs) = @_;	1194	my ($filename, $rdata, $objs) = @_;
951		1195
952	sync_job {	1196	sync_job {
953	if (length $$rdata) {	1197	if (length $$rdata) {
		1198	utf8::decode (my $decname = $filename);
954	warn sprintf "saving %s (%d,%d)\n",	1199	warn sprintf "saving %s (%d,%d)\n",
955	$filename, length $$rdata, scalar @$objs;	1200	$decname, length $$rdata, scalar @$objs
		1201	if $VERBOSE_IO;
956		1202
957	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1203	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
958	chmod SAVE_MODE, $fh;	1204	aio_chmod $fh, SAVE_MODE;
959	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1205	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
960	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	}
961	close $fh;	1210	aio_close $fh;
962		1211
963	if (@$objs) {	1212	if (@$objs) {
964	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) {
965	chmod SAVE_MODE, $fh;	1214	aio_chmod $fh, SAVE_MODE;
966	my $data = Storable::nfreeze { version => 1, objs => $objs };	1215	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
967	aio_write $fh, 0, (length $data), $data, 0;	1216	aio_write $fh, 0, (length $data), $data, 0;
968	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	}
969	close $fh;	1221	aio_close $fh;
970	aio_rename "$filename.pst~", "$filename.pst";	1222	aio_rename "$filename.pst~", "$filename.pst";
971	}	1223	}
972	} else {	1224	} else {
973	aio_unlink "$filename.pst";	1225	aio_unlink "$filename.pst";
974	}	1226	}
975		1227
976	aio_rename "$filename~", $filename;	1228	aio_rename "$filename~", $filename;
		1229
		1230	$filename =~ s%/[^/]+$%%;
		1231	aio_pathsync $filename if $cf::USE_FSYNC;
977	} else {	1232	} else {
978	warn "FATAL: $filename~: $!\n";	1233	warn "unable to save objects: $filename~: $!\n";
979	}	1234	}
980	} else {	1235	} else {
981	aio_unlink $filename;	1236	aio_unlink $filename;
982	aio_unlink "$filename.pst";	1237	aio_unlink "$filename.pst";
983	}	1238	}
984	}	1239	};
985	}	1240	}
986		1241
987	sub object_freezer_as_string {	1242	sub object_freezer_as_string {
988	my ($rdata, $objs) = @_;	1243	my ($rdata, $objs) = @_;
989		1244
…		…
1001	or return;	1256	or return;
1002		1257
1003	unless (aio_stat "$filename.pst") {	1258	unless (aio_stat "$filename.pst") {
1004	(aio_load "$filename.pst", $av) >= 0	1259	(aio_load "$filename.pst", $av) >= 0
1005	or return;	1260	or return;
		1261
1006	$av = eval { (Storable::thaw $av)->{objs} };	1262	my $st = eval { Coro::Storable::thaw $av };
		1263	$av = $st->{objs};
1007	}	1264	}
1008		1265
		1266	utf8::decode (my $decname = $filename);
1009	warn sprintf "loading %s (%d)\n",	1267	warn sprintf "loading %s (%d,%d)\n",
1010	$filename, length $data, scalar @{$av || []};	1268	$decname, length $data, scalar @{$av || []}
		1269	if $VERBOSE_IO;
		1270
1011	return ($data, $av);	1271	($data, $av)
1012	}	1272	}
1013		1273
1014	=head2 COMMAND CALLBACKS	1274	=head2 COMMAND CALLBACKS
1015		1275
1016	=over 4	1276	=over 4
…		…
1070	my ($name, $cb) = @_;	1330	my ($name, $cb) = @_;
1071		1331
1072	$EXTICMD{$name} = $cb;	1332	$EXTICMD{$name} = $cb;
1073	}	1333	}
1074		1334
		1335	use File::Glob ();
		1336
1075	cf::player->attach (	1337	cf::player->attach (
1076	on_command => sub {	1338	on_unknown_command => sub {
1077	my ($pl, $name, $params) = @_;	1339	my ($pl, $name, $params) = @_;
1078		1340
1079	my $cb = $COMMAND{$name}	1341	my $cb = $COMMAND{$name}
1080	or return;	1342	or return;
1081		1343
…		…
1089	my ($pl, $buf) = @_;	1351	my ($pl, $buf) = @_;
1090		1352
1091	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1353	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1092		1354
1093	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
1094	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1363	if (my $cb = $EXTCMD{$type}) {
1095	if (my %reply = $cb->($pl, $msg)) {	1364	@reply = $cb->($pl, @payload);
1096	$pl->ext_reply ($msg->{msgid}, %reply);
1097	}
1098	}	1365	}
		1366
		1367	$pl->ext_reply ($reply, @reply)
		1368	if $reply;
		1369
1099	} else {	1370	} else {
1100	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1371	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1101	}	1372	}
1102		1373
1103	cf::override;	1374	cf::override;
1104	},	1375	},
1105	);	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	}
1106		1390
1107	sub load_extensions {	1391	sub load_extensions {
1108	cf::sync_job {	1392	cf::sync_job {
1109	my %todo;	1393	my %todo;
1110		1394
…		…
1130		1414
1131	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1415	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1132	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1416	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1133		1417
1134	$ext{source} =	1418	$ext{source} =
1135	"package $pkg; use strict; use utf8;\n"	1419	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1136	. "#line 1 \"$path\"\n{\n"	1420	. "#line 1 \"$path\"\n{\n"
1137	. $source	1421	. $source
1138	. "\n};\n1";	1422	. "\n};\n1";
1139		1423
1140	$todo{$base} = \%ext;	1424	$todo{$base} = \%ext;
1141	}	1425	}
1142		1426
		1427	my $pass = 0;
1143	my %done;	1428	my %done;
1144	while (%todo) {	1429	while (%todo) {
1145	my $progress;	1430	my $progress;
1146		1431
		1432	++$pass;
		1433
		1434	ext:
1147	while (my ($k, $v) = each %todo) {	1435	while (my ($k, $v) = each %todo) {
1148	for (split /,\s*/, $v->{meta}{depends}) {	1436	for (split /,\s*/, $v->{meta}{depends}) {
1149	goto skip	1437	next ext
1150	unless exists $done{$_};	1438	unless exists $done{$_};
1151	}	1439	}
1152		1440
1153	warn "... loading '$k' into '$v->{pkg}'\n";	1441	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1154		1442
1155	unless (eval $v->{source}) {	1443	my $active = eval $v->{source};
		1444
		1445	if (length $@) {
1156	my $msg = $@ ? "$v->{path}: $@\n"	1446	warn "$v->{path}: $@\n";
1157	: "$v->{base}: extension inactive.\n";
1158		1447
		1448	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1159	if (exists $v->{meta}{mandatory}) {	1449	if exists $v->{meta}{mandatory};
1160	warn $msg;	1450
1161	warn "mandatory extension failed to load, exiting.\n";	1451	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1162	exit 1;	1452	delete $todo{$k};
1163	}	1453	} else {
1164		1454	$done{$k} = delete $todo{$k};
1165	warn $msg;	1455	push @EXTS, $v->{pkg};
		1456	$progress = 1;
		1457
		1458	warn "$v->{base}: extension inactive.\n"
		1459	unless $active;
1166	}	1460	}
1167
1168	$done{$k} = delete $todo{$k};
1169	push @EXTS, $v->{pkg};
1170	$progress = 1;
1171	}	1461	}
1172		1462
1173	skip:	1463	unless ($progress) {
1174	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1464	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1175	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	}
1176	}	1471	}
1177	};	1472	};
1178	}	1473	}
1179		1474
1180	#############################################################################	1475	#############################################################################
1181		1476
1182	=back	1477	=back
1183		1478
1184	=head2 CORE EXTENSIONS	1479	=head2 CORE EXTENSIONS
1185		1480
1186	Functions and methods that extend core crossfire objects.	1481	Functions and methods that extend core deliantra objects.
1187		1482
1188	=cut	1483	=cut
1189		1484
1190	package cf::player;	1485	package cf::player;
1191		1486
1192	use Coro::AIO;	1487	use Coro::AIO;
1193		1488
1194	=head3 cf::player	1489	=head3 cf::player
1195		1490
1196	=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	}
1197		1506
1198	=item cf::player::find $login	1507	=item cf::player::find $login
1199		1508
1200	Returns the given player object, loading it if necessary (might block).	1509	Returns the given player object, loading it if necessary (might block).
1201		1510
…		…
1220		1529
1221	sub exists($) {	1530	sub exists($) {
1222	my ($login) = @_;	1531	my ($login) = @_;
1223		1532
1224	$cf::PLAYER{$login}	1533	$cf::PLAYER{$login}
1225	or cf::sync_job { !aio_stat path $login }	1534	or !aio_stat path $login
1226	}	1535	}
1227		1536
1228	sub find($) {	1537	sub find($) {
1229	return $cf::PLAYER{$_[0]} || do {	1538	return $cf::PLAYER{$_[0]} || do {
1230	my $login = $_[0];	1539	my $login = $_[0];
…		…
1237	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1546	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1238	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1547	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1239	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1548	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1240	aio_unlink +(playerdir $login) . "/$login.pl";	1549	aio_unlink +(playerdir $login) . "/$login.pl";
1241		1550
1242	my $pl = load_pl path $login	1551	my $f = new_from_file cf::object::thawer path $login
1243	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;
1244	$cf::PLAYER{$login} = $pl	1559	$cf::PLAYER{$login} = $pl
1245	}	1560	}
1246	}	1561	}
1247	}	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	);
1248		1576
1249	sub save($) {	1577	sub save($) {
1250	my ($pl) = @_;	1578	my ($pl) = @_;
1251		1579
1252	return if $pl->{deny_save};	1580	return if $pl->{deny_save};
…		…
1257	return if $pl->{deny_save};	1585	return if $pl->{deny_save};
1258		1586
1259	aio_mkdir playerdir $pl, 0770;	1587	aio_mkdir playerdir $pl, 0770;
1260	$pl->{last_save} = $cf::RUNTIME;	1588	$pl->{last_save} = $cf::RUNTIME;
1261		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
1262	$pl->save_pl ($path);	1595	$pl->save_pl ($path);
1263	Coro::cede;	1596	cf::cede_to_tick;
1264	}	1597	}
1265		1598
1266	sub new($) {	1599	sub new($) {
1267	my ($login) = @_;	1600	my ($login) = @_;
1268		1601
…		…
1274	$cf::PLAYER{$login} = $self;	1607	$cf::PLAYER{$login} = $self;
1275		1608
1276	$self	1609	$self
1277	}	1610	}
1278		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
1279	=item $pl->quit_character	1622	=item $pl->quit_character
1280		1623
1281	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
1282	be destroyed. May block for a long time.	1625	be destroyed. May block for a long time.
1283		1626
…		…
1287	my ($pl) = @_;	1630	my ($pl) = @_;
1288		1631
1289	my $name = $pl->ob->name;	1632	my $name = $pl->ob->name;
1290		1633
1291	$pl->{deny_save} = 1;	1634	$pl->{deny_save} = 1;
1292	$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
1293		1636
1294	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1637	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1295	$pl->deactivate;	1638	$pl->deactivate;
		1639	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1640	$pl->ob->check_score;
1296	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1641	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1297	$pl->ns->destroy if $pl->ns;	1642	$pl->ns->destroy if $pl->ns;
1298		1643
1299	my $path = playerdir $pl;	1644	my $path = playerdir $pl;
1300	my $temp = "$path~$cf::RUNTIME~deleting~";	1645	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1336	or return [];	1681	or return [];
1337		1682
1338	my @logins;	1683	my @logins;
1339		1684
1340	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") {
1341	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1691	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1342	aio_read $fh, 0, 512, my $buf, 0 or next;	1692	aio_read $fh, 0, 512, my $buf, 0 or next;
1343	$buf !~ /^password -------------$/m or next; # official not-valid tag	1693	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1694	}
1344		1695
1345	utf8::decode $login;	1696	utf8::decode $login;
1346	push @logins, $login;	1697	push @logins, $login;
1347	}	1698	}
1348		1699
1349	\@logins	1700	\@logins
1350	}	1701	}
1351		1702
1352	=item $player->maps	1703	=item $player->maps
		1704
		1705	=item cf::player::maps $login
1353		1706
1354	Returns an arrayref of map paths that are private for this	1707	Returns an arrayref of map paths that are private for this
1355	player. May block.	1708	player. May block.
1356		1709
1357	=cut	1710	=cut
…		…
1375	}	1728	}
1376		1729
1377	\@paths	1730	\@paths
1378	}	1731	}
1379		1732
1380	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1733	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1381		1734
1382	Expand crossfire pod fragments into protocol xml.	1735	Expand deliantra pod fragments into protocol xml.
1383		1736
1384	=cut
1385
1386	sub expand_cfpod {
1387	((my $self), (local $_)) = @_;
1388
1389	# escape & and <
1390	s/&/&amp;/g;
1391	s/(?<![BIUGH])</&lt;/g;
1392
1393	# this is buggy, it needs to properly take care of nested <'s
1394
1395	1 while
1396	# replace B<>, I<>, U<> etc.
1397	s/B<([^\>]*)>/<b>$1<\/b>/
1398	|| s/I<([^\>]*)>/<i>$1<\/i>/
1399	|| s/U<([^\>]*)>/<u>$1<\/u>/
1400	# replace G<male|female> tags
1401	|| s{G<([^>|]*)\|([^>]*)>}{
1402	$self->gender ? $2 : $1
1403	}ge
1404	# replace H<hint text>
1405	|| s{H<([^\>]*)>}
1406	{
1407	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1408	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1409	"")
1410	[$self->{hintmode}]
1411	}ge;
1412
1413	# create single paragraphs (very hackish)
1414	s/(?<=\S)\n(?=\w)/ /g;
1415
1416	# compress some whitespace
1417	s/\s+\n/\n/g; # ws line-ends
1418	s/\n\n+/\n/g; # double lines
1419	s/^\n+//; # beginning lines
1420	s/\n+$//; # ending lines
1421
1422	$_
1423	}
1424
1425	sub hintmode {
1426	$_[0]{hintmode} = $_[1] if @_ > 1;
1427	$_[0]{hintmode}
1428	}
1429
1430	=item $player->ext_reply ($msgid, %msg)	1737	=item $player->ext_reply ($msgid, @msg)
1431		1738
1432	Sends an ext reply to the player.	1739	Sends an ext reply to the player.
1433		1740
1434	=cut	1741	=cut
1435		1742
1436	sub ext_reply($$%) {	1743	sub ext_reply($$@) {
1437	my ($self, $id, %msg) = @_;	1744	my ($self, $id, @msg) = @_;
1438		1745
1439	$msg{msgid} = $id;	1746	$self->ns->ext_reply ($id, @msg)
1440	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1441	}	1747	}
1442		1748
1443	=item $player->ext_event ($type, %msg)	1749	=item $player->ext_msg ($type, @msg)
1444		1750
1445	Sends an ext event to the client.	1751	Sends an ext event to the client.
1446		1752
1447	=cut	1753	=cut
1448		1754
1449	sub ext_event($$%) {	1755	sub ext_msg($$@) {
1450	my ($self, $type, %msg) = @_;	1756	my ($self, $type, @msg) = @_;
1451		1757
1452	$self->ns->ext_event ($type, %msg);	1758	$self->ns->ext_msg ($type, @msg);
1453	}	1759	}
1454		1760
1455	=head3 cf::region	1761	=head3 cf::region
1456		1762
1457	=over 4	1763	=over 4
…		…
1467	=cut	1773	=cut
1468		1774
1469	sub find_by_path($) {	1775	sub find_by_path($) {
1470	my ($path) = @_;	1776	my ($path) = @_;
1471		1777
		1778	$path =~ s/^~[^\/]*//; # skip ~login
		1779
1472	my ($match, $specificity);	1780	my ($match, $specificity);
1473		1781
1474	for my $region (list) {	1782	for my $region (list) {
1475	if ($region->match && $path =~ $region->match) {	1783	if ($region->{match} && $path =~ $region->{match}) {
1476	($match, $specificity) = ($region, $region->specificity)	1784	($match, $specificity) = ($region, $region->specificity)
1477	if $region->specificity > $specificity;	1785	if $region->specificity > $specificity;
1478	}	1786	}
1479	}	1787	}
1480		1788
…		…
1501	our $MAX_RESET = 3600;	1809	our $MAX_RESET = 3600;
1502	our $DEFAULT_RESET = 3000;	1810	our $DEFAULT_RESET = 3000;
1503		1811
1504	sub generate_random_map {	1812	sub generate_random_map {
1505	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
1506	# mit "rum" bekleckern, nicht	1817	# mit "rum" bekleckern, nicht
1507	$self->_create_random_map (	1818	$self->_create_random_map (
1508	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1819	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1509	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1820	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1510	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1821	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1511	$rmp->{exit_on_final_map},	1822	$rmp->{exit_on_final_map},
1512	$rmp->{xsize}, $rmp->{ysize},	1823	$rmp->{xsize}, $rmp->{ysize},
1513	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1824	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1514	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1825	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1536		1847
1537	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1848	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1538	}	1849	}
1539		1850
1540	# also paths starting with '/'	1851	# also paths starting with '/'
1541	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1852	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1542		1853
1543	sub thawer_merge {	1854	sub thawer_merge {
1544	my ($self, $merge) = @_;	1855	my ($self, $merge) = @_;
1545		1856
1546	# we have to keep some variables in memory intact	1857	# we have to keep some variables in memory intact
…		…
1600	$self->init; # pass $1 etc.	1911	$self->init; # pass $1 etc.
1601	return $self;	1912	return $self;
1602	}	1913	}
1603	}	1914	}
1604		1915
1605	Carp::carp "unable to resolve path '$path' (base '$base').";	1916	Carp::cluck "unable to resolve path '$path' (base '$base').";
1606	()	1917	()
1607	}	1918	}
1608		1919
1609	sub init {	1920	sub init {
1610	my ($self) = @_;	1921	my ($self) = @_;
…		…
1632		1943
1633	# the temporary/swap location	1944	# the temporary/swap location
1634	sub save_path {	1945	sub save_path {
1635	my ($self) = @_;	1946	my ($self) = @_;
1636		1947
1637	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1948	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1638	"$TMPDIR/$path.map"	1949	"$TMPDIR/$path.map"
1639	}	1950	}
1640		1951
1641	# the unique path, undef == no special unique path	1952	# the unique path, undef == no special unique path
1642	sub uniq_path {	1953	sub uniq_path {
1643	my ($self) = @_;	1954	my ($self) = @_;
1644		1955
1645	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1956	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1646	"$UNIQUEDIR/$path"	1957	"$UNIQUEDIR/$path"
1647	}
1648
1649	# and all this just because we cannot iterate over
1650	# all maps in C++...
1651	sub change_all_map_light {
1652	my ($change) = @_;
1653
1654	$_->change_map_light ($change)
1655	for grep $_->outdoor, values %cf::MAP;
1656	}	1958	}
1657		1959
1658	sub decay_objects {	1960	sub decay_objects {
1659	my ($self) = @_;	1961	my ($self) = @_;
1660		1962
…		…
1673		1975
1674	sub load_header_from($) {	1976	sub load_header_from($) {
1675	my ($self, $path) = @_;	1977	my ($self, $path) = @_;
1676		1978
1677	utf8::encode $path;	1979	utf8::encode $path;
1678	#aio_open $path, O_RDONLY, 0	1980	my $f = new_from_file cf::object::thawer $path
1679	# or return;
1680
1681	$self->_load_header ($path)
1682	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;
1683		1988
1684	$self->{load_path} = $path;	1989	$self->{load_path} = $path;
1685		1990
1686	1	1991	1
1687	}	1992	}
…		…
1741	sub find {	2046	sub find {
1742	my ($path, $origin) = @_;	2047	my ($path, $origin) = @_;
1743		2048
1744	$path = normalise $path, $origin && $origin->path;	2049	$path = normalise $path, $origin && $origin->path;
1745		2050
		2051	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1746	cf::lock_wait "map_find:$path";	2052	my $guard2 = cf::lock_acquire "map_find:$path";
1747		2053
1748	$cf::MAP{$path} || do {	2054	$cf::MAP{$path} || do {
1749	my $guard = cf::lock_acquire "map_find:$path";
1750	my $map = new_from_path cf::map $path	2055	my $map = new_from_path cf::map $path
1751	or return;	2056	or return;
1752		2057
1753	$map->{last_save} = $cf::RUNTIME;	2058	$map->{last_save} = $cf::RUNTIME;
1754		2059
…		…
1756	or return;	2061	or return;
1757		2062
1758	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2063	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1759	# doing this can freeze the server in a sync job, obviously	2064	# doing this can freeze the server in a sync job, obviously
1760	#$cf::WAIT_FOR_TICK->wait;	2065	#$cf::WAIT_FOR_TICK->wait;
		2066	undef $guard2;
		2067	undef $guard1;
1761	$map->reset;	2068	$map->reset;
1762	undef $guard;
1763	return find $path;	2069	return find $path;
1764	}	2070	}
1765		2071
1766	$cf::MAP{$path} = $map	2072	$cf::MAP{$path} = $map
1767	}	2073	}
1768	}	2074	}
1769		2075
1770	sub pre_load { }	2076	sub pre_load { }
1771	sub post_load { }	2077	#sub post_load { } # XS
1772		2078
1773	sub load {	2079	sub load {
1774	my ($self) = @_;	2080	my ($self) = @_;
1775		2081
1776	local $self->{deny_reset} = 1; # loading can take a long time	2082	local $self->{deny_reset} = 1; # loading can take a long time
1777		2083
1778	my $path = $self->{path};	2084	my $path = $self->{path};
1779		2085
1780	{	2086	{
1781	my $guard = cf::lock_acquire "map_load:$path";	2087	my $guard = cf::lock_acquire "map_data:$path";
1782		2088
		2089	return unless $self->valid;
1783	return if $self->in_memory != cf::MAP_SWAPPED;	2090	return unless $self->in_memory == cf::MAP_SWAPPED;
1784		2091
1785	$self->in_memory (cf::MAP_LOADING);	2092	$self->in_memory (cf::MAP_LOADING);
1786		2093
1787	$self->alloc;	2094	$self->alloc;
1788		2095
1789	$self->pre_load;	2096	$self->pre_load;
1790	Coro::cede;	2097	cf::cede_to_tick;
1791		2098
		2099	my $f = new_from_file cf::object::thawer $self->{load_path};
		2100	$f->skip_block;
1792	$self->_load_objects ($self->{load_path}, 1)	2101	$self->_load_objects ($f)
1793	or return;	2102	or return;
1794		2103
1795	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2104	$self->post_load_original
1796	if delete $self->{load_original};	2105	if delete $self->{load_original};
1797		2106
1798	if (my $uniq = $self->uniq_path) {	2107	if (my $uniq = $self->uniq_path) {
1799	utf8::encode $uniq;	2108	utf8::encode $uniq;
1800	if (aio_open $uniq, O_RDONLY, 0) {	2109	unless (aio_stat $uniq) {
		2110	if (my $f = new_from_file cf::object::thawer $uniq) {
1801	$self->clear_unique_items;	2111	$self->clear_unique_items;
1802	$self->_load_objects ($uniq, 0);	2112	$self->_load_objects ($f);
		2113	$f->resolve_delayed_derefs;
		2114	}
1803	}	2115	}
1804	}	2116	}
1805		2117
1806	Coro::cede;	2118	$f->resolve_delayed_derefs;
		2119
		2120	cf::cede_to_tick;
1807	# now do the right thing for maps	2121	# now do the right thing for maps
1808	$self->link_multipart_objects;	2122	$self->link_multipart_objects;
1809	$self->difficulty ($self->estimate_difficulty)	2123	$self->difficulty ($self->estimate_difficulty)
1810	unless $self->difficulty;	2124	unless $self->difficulty;
1811	Coro::cede;	2125	cf::cede_to_tick;
1812		2126
1813	unless ($self->{deny_activate}) {	2127	unless ($self->{deny_activate}) {
1814	$self->decay_objects;	2128	$self->decay_objects;
1815	$self->fix_auto_apply;	2129	$self->fix_auto_apply;
1816	$self->update_buttons;	2130	$self->update_buttons;
1817	Coro::cede;	2131	cf::cede_to_tick;
1818	$self->set_darkness_map;
1819	Coro::cede;
1820	$self->activate;	2132	$self->activate;
1821	}	2133	}
1822		2134
		2135	$self->{last_save} = $cf::RUNTIME;
		2136	$self->last_access ($cf::RUNTIME);
		2137
1823	$self->in_memory (cf::MAP_IN_MEMORY);	2138	$self->in_memory (cf::MAP_ACTIVE);
1824	}	2139	}
1825		2140
1826	$self->post_load;	2141	$self->post_load;
1827	}	2142	}
1828		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
1829	sub customise_for {	2147	sub customise_for {
1830	my ($self, $ob) = @_;	2148	my ($self, $ob) = @_;
1831		2149
1832	return find "~" . $ob->name . "/" . $self->{path}	2150	return find "~" . $ob->name . "/" . $self->{path}
1833	if $self->per_player;	2151	if $self->per_player;
…		…
1837		2155
1838	$self	2156	$self
1839	}	2157	}
1840		2158
1841	# 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
1842	sub load_diag {	2160	sub load_neighbours {
1843	my ($map) = @_;	2161	my ($map) = @_;
1844		2162
1845	my @diag; # diagonal neighbours	2163	my @neigh; # diagonal neighbours
1846		2164
1847	for (0 .. 3) {	2165	for (0 .. 3) {
1848	my $neigh = $map->tile_path ($_)	2166	my $neigh = $map->tile_path ($_)
1849	or next;	2167	or next;
1850	$neigh = find $neigh, $map	2168	$neigh = find $neigh, $map
1851	or next;	2169	or next;
1852	$neigh->load;	2170	$neigh->load;
1853		2171
		2172	# now find the diagonal neighbours
		2173	push @neigh,
1854	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2174	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1855	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2175	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1856	}	2176	}
1857		2177
1858	for (@diag) {	2178	for (grep defined $_->[0], @neigh) {
		2179	my ($path, $origin) = @$_;
1859	my $neigh = find @$_	2180	my $neigh = find $path, $origin
1860	or next;	2181	or next;
1861	$neigh->load;	2182	$neigh->load;
1862	}	2183	}
1863	}	2184	}
1864		2185
…		…
1869	}	2190	}
1870		2191
1871	sub do_load_sync {	2192	sub do_load_sync {
1872	my ($map) = @_;	2193	my ($map) = @_;
1873		2194
		2195	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2196	if $Coro::current == $Coro::main;
		2197
1874	cf::sync_job { $map->load };	2198	cf::sync_job { $map->load };
1875	}	2199	}
1876		2200
1877	our %MAP_PREFETCH;	2201	our %MAP_PREFETCH;
1878	our $MAP_PREFETCHER = undef;	2202	our $MAP_PREFETCHER = undef;
1879		2203
1880	sub find_async {	2204	sub find_async {
1881	my ($path, $origin) = @_;	2205	my ($path, $origin, $load) = @_;
1882		2206
1883	$path = normalise $path, $origin && $origin->{path};	2207	$path = normalise $path, $origin && $origin->{path};
1884		2208
1885	if (my $map = $cf::MAP{$path}) {	2209	if (my $map = $cf::MAP{$path}) {
1886	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2210	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1887	}	2211	}
1888		2212
1889	undef $MAP_PREFETCH{$path};	2213	$MAP_PREFETCH{$path} |= $load;
		2214
1890	$MAP_PREFETCHER ||= cf::async {	2215	$MAP_PREFETCHER ||= cf::async {
		2216	$Coro::current->{desc} = "map prefetcher";
		2217
1891	while (%MAP_PREFETCH) {	2218	while (%MAP_PREFETCH) {
1892	for my $path (keys %MAP_PREFETCH) {	2219	while (my ($k, $v) = each %MAP_PREFETCH) {
1893	my $map = find $path	2220	if (my $map = find $k) {
1894	or next;
1895	$map->load;	2221	$map->load if $v;
		2222	}
1896		2223
1897	delete $MAP_PREFETCH{$path};	2224	delete $MAP_PREFETCH{$k};
1898	}	2225	}
1899	}	2226	}
1900	undef $MAP_PREFETCHER;	2227	undef $MAP_PREFETCHER;
1901	};	2228	};
1902	$MAP_PREFETCHER->prio (6);	2229	$MAP_PREFETCHER->prio (6);
1903		2230
1904	()	2231	()
1905	}	2232	}
1906		2233
		2234	# common code, used by both ->save and ->swapout
1907	sub save {	2235	sub _save {
1908	my ($self) = @_;	2236	my ($self) = @_;
1909
1910	my $lock = cf::lock_acquire "map_data:" . $self->path;
1911		2237
1912	$self->{last_save} = $cf::RUNTIME;	2238	$self->{last_save} = $cf::RUNTIME;
1913		2239
1914	return unless $self->dirty;	2240	return unless $self->dirty;
1915		2241
…		…
1921	return if $self->{deny_save};	2247	return if $self->{deny_save};
1922		2248
1923	local $self->{last_access} = $self->last_access;#d#	2249	local $self->{last_access} = $self->last_access;#d#
1924		2250
1925	cf::async {	2251	cf::async {
		2252	$Coro::current->{desc} = "map player save";
1926	$_->contr->save for $self->players;	2253	$_->contr->save for $self->players;
1927	};	2254	};
		2255
		2256	cf::get_slot 0.02;
1928		2257
1929	if ($uniq) {	2258	if ($uniq) {
1930	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2259	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1931	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2260	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1932	} else {	2261	} else {
1933	$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);
1934	}	2263	}
1935	}	2264	}
1936		2265
		2266	sub save {
		2267	my ($self) = @_;
		2268
		2269	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2270
		2271	$self->_save;
		2272	}
		2273
1937	sub swap_out {	2274	sub swap_out {
1938	my ($self) = @_;	2275	my ($self) = @_;
1939		2276
1940	# save first because save cedes
1941	$self->save;
1942
1943	my $lock = cf::lock_acquire "map_data:" . $self->path;	2277	my $lock = cf::lock_acquire "map_data:$self->{path}";
1944		2278
		2279	return if $self->in_memory != cf::MAP_ACTIVE;
		2280	return if $self->{deny_save};
1945	return if $self->players;	2281	return if $self->players;
1946	return if $self->in_memory != cf::MAP_IN_MEMORY;
1947	return if $self->{deny_save};
1948		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
1949	$self->clear;	2292	$self->clear;
1950	$self->in_memory (cf::MAP_SWAPPED);
1951	}	2293	}
1952		2294
1953	sub reset_at {	2295	sub reset_at {
1954	my ($self) = @_;	2296	my ($self) = @_;
1955		2297
…		…
1973		2315
1974	my $lock = cf::lock_acquire "map_data:$self->{path}";	2316	my $lock = cf::lock_acquire "map_data:$self->{path}";
1975		2317
1976	return if $self->players;	2318	return if $self->players;
1977		2319
1978	warn "resetting map ", $self->path;	2320	warn "resetting map ", $self->path, "\n";
1979		2321
1980	$self->in_memory (cf::MAP_SWAPPED);	2322	$self->in_memory (cf::MAP_SWAPPED);
1981		2323
1982	# need to save uniques path	2324	# need to save uniques path
1983	unless ($self->{deny_save}) {	2325	unless ($self->{deny_save}) {
…		…
1987	if $uniq;	2329	if $uniq;
1988	}	2330	}
1989		2331
1990	delete $cf::MAP{$self->path};	2332	delete $cf::MAP{$self->path};
1991		2333
		2334	$self->deactivate;
		2335	$_->clear_links_to ($self) for values %cf::MAP;
1992	$self->clear;	2336	$self->clear;
1993
1994	$_->clear_links_to ($self) for values %cf::MAP;
1995		2337
1996	$self->unlink_save;	2338	$self->unlink_save;
1997	$self->destroy;	2339	$self->destroy;
1998	}	2340	}
1999		2341
2000	my $nuke_counter = "aaaa";	2342	my $nuke_counter = "aaaa";
2001		2343
2002	sub nuke {	2344	sub nuke {
2003	my ($self) = @_;	2345	my ($self) = @_;
2004		2346
		2347	{
		2348	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2349
2005	delete $cf::MAP{$self->path};	2350	delete $cf::MAP{$self->path};
2006		2351
2007	$self->unlink_save;	2352	$self->unlink_save;
2008		2353
2009	bless $self, "cf::map";	2354	bless $self, "cf::map::wrap";
2010	delete $self->{deny_reset};	2355	delete $self->{deny_reset};
2011	$self->{deny_save} = 1;	2356	$self->{deny_save} = 1;
2012	$self->reset_timeout (1);	2357	$self->reset_timeout (1);
2013	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2358	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2014		2359
2015	$cf::MAP{$self->path} = $self;	2360	$cf::MAP{$self->path} = $self;
		2361	}
2016		2362
2017	$self->reset; # polite request, might not happen	2363	$self->reset; # polite request, might not happen
2018	}	2364	}
2019		2365
2020	=item $maps = cf::map::tmp_maps	2366	=item $maps = cf::map::tmp_maps
…		…
2062		2408
2063	sub unique_maps() {	2409	sub unique_maps() {
2064	[	2410	[
2065	map {	2411	map {
2066	utf8::decode $_;	2412	utf8::decode $_;
2067	/\.map$/	2413	s/\.map$//; # TODO future compatibility hack
		2414	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2415	? ()
2068	? normalise $_	2416	: normalise $_
2069	: ()
2070	} @{ aio_readdir $UNIQUEDIR or [] }	2417	} @{ aio_readdir $UNIQUEDIR or [] }
2071	]	2418	]
2072	}	2419	}
2073		2420
2074	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	}
2075		2452
2076	=back	2453	=back
2077		2454
2078	=head3 cf::object	2455	=head3 cf::object
2079		2456
…		…
2083		2460
2084	=over 4	2461	=over 4
2085		2462
2086	=item $ob->inv_recursive	2463	=item $ob->inv_recursive
2087		2464
2088	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.
2089		2467
2090	=cut	2468	=cut
2091		2469
2092	sub inv_recursive_;	2470	sub inv_recursive_;
2093	sub inv_recursive_ {	2471	sub inv_recursive_ {
…		…
2096		2474
2097	sub inv_recursive {	2475	sub inv_recursive {
2098	inv_recursive_ inv $_[0]	2476	inv_recursive_ inv $_[0]
2099	}	2477	}
2100		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
2101	package cf;	2507	package cf;
2102		2508
2103	=back	2509	=back
2104		2510
2105	=head3 cf::object::player	2511	=head3 cf::object::player
…		…
2111	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>
2112	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
2113	dialogue with the given NPC character.	2519	dialogue with the given NPC character.
2114		2520
2115	=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	};
2116		2536
2117	# rough implementation of a future "reply" method that works	2537	# rough implementation of a future "reply" method that works
2118	# with dialog boxes.	2538	# with dialog boxes.
2119	#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
2120	sub cf::object::player::reply($$$;$) {	2540	sub cf::object::player::reply($$$;$) {
…		…
2127		2547
2128	} else {	2548	} else {
2129	my $pl = $self->contr;	2549	my $pl = $self->contr;
2130		2550
2131	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2551	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2132	my $diag = $pl->{npc_dialog};	2552	my $dialog = $pl->{npc_dialog};
2133	$diag->{pl}->ext_reply (	2553	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2134	$diag->{id},
2135	msgtype => "reply",
2136	msg => $diag->{pl}->expand_cfpod ($msg),
2137	add_topics => []
2138	);
2139		2554
2140	} else {	2555	} else {
2141	$msg = $npc->name . " says: $msg" if $npc;	2556	$msg = $npc->name . " says: $msg" if $npc;
2142	$self->message ($msg, $flags);	2557	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2143	}	2558	}
2144	}	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 (@_);
2145	}	2570	}
2146		2571
2147	=item $player_object->may ("access")	2572	=item $player_object->may ("access")
2148		2573
2149	Returns wether the given player is authorized to access resource "access"	2574	Returns wether the given player is authorized to access resource "access"
…		…
2162		2587
2163	=item $player_object->enter_link	2588	=item $player_object->enter_link
2164		2589
2165	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}>).
2166		2591
2167	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.
2168	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.
2169		2596
2170	Will never block.	2597	Will never block.
2171		2598
2172	=item $player_object->leave_link ($map, $x, $y)	2599	=item $player_object->leave_link ($map, $x, $y)
2173		2600
…		…
2193	sub cf::object::player::enter_link {	2620	sub cf::object::player::enter_link {
2194	my ($self) = @_;	2621	my ($self) = @_;
2195		2622
2196	$self->deactivate_recursive;	2623	$self->deactivate_recursive;
2197		2624
		2625	++$self->{_link_recursion};
		2626
2198	return if UNIVERSAL::isa $self->map, "ext::map_link";	2627	return if UNIVERSAL::isa $self->map, "ext::map_link";
2199		2628
2200	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2629	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2201	if $self->map && $self->map->{path} ne "{link}";	2630	if $self->map && $self->map->{path} ne "{link}";
2202		2631
2203	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2632	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2204	}	2633	}
2205		2634
2206	sub cf::object::player::leave_link {	2635	sub cf::object::player::leave_link {
2207	my ($self, $map, $x, $y) = @_;	2636	my ($self, $map, $x, $y) = @_;
2208		2637
…		…
2225	($x, $y) = (-1, -1)	2654	($x, $y) = (-1, -1)
2226	unless (defined $x) && (defined $y);	2655	unless (defined $x) && (defined $y);
2227		2656
2228	# use -1 or undef as default coordinates, not 0, 0	2657	# use -1 or undef as default coordinates, not 0, 0
2229	($x, $y) = ($map->enter_x, $map->enter_y)	2658	($x, $y) = ($map->enter_x, $map->enter_y)
2230	if $x <=0 && $y <= 0;	2659	if $x <= 0 && $y <= 0;
2231		2660
2232	$map->load;	2661	$map->load;
2233	$map->load_diag;	2662	$map->load_neighbours;
2234		2663
2235	return unless $self->contr->active;	2664	return unless $self->contr->active;
2236	$self->activate_recursive;
2237		2665
2238	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2666	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2239	$self->enter_map ($map, $x, $y);	2667	if ($self->enter_map ($map, $x, $y)) {
2240	}	2668	# entering was successful
		2669	delete $self->{_link_recursion};
		2670	# only activate afterwards, to support waiting in hooks
		2671	$self->activate_recursive;
		2672	}
2241		2673
		2674	}
		2675
2242	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2676	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2243		2677
2244	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
2245	her, loading and preparing them map, calling the provided $check callback	2679	her, loading and preparing them map, calling the provided $check callback
2246	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
2247	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 >>.
2248		2686
2249	=cut	2687	=cut
2250		2688
2251	our $GOTOGEN;	2689	our $GOTOGEN;
2252		2690
2253	sub cf::object::player::goto {	2691	sub cf::object::player::goto {
2254	my ($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	}
2255		2699
2256	# 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
2257	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2701	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2258		2702
2259	$self->enter_link;	2703	$self->enter_link;
2260		2704
2261	(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
2262	my $map = eval {	2727	my $map = eval {
2263	my $map = cf::map::find $path;	2728	my $map = defined $path ? cf::map::find $path : undef;
2264		2729
2265	if ($map) {	2730	if ($map) {
2266	$map = $map->customise_for ($self);	2731	$map = $map->customise_for ($self);
2267	$map = $check->($map) if $check && $map;	2732	$map = $check->($map, $x, $y, $self) if $check && $map;
2268	} else {	2733	} else {
2269	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2734	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2270	}	2735	}
2271		2736
2272	$map	2737	$map
2273	};	2738	};
2274		2739
…		…
2279		2744
2280	if ($gen == $self->{_goto_generation}) {	2745	if ($gen == $self->{_goto_generation}) {
2281	delete $self->{_goto_generation};	2746	delete $self->{_goto_generation};
2282	$self->leave_link ($map, $x, $y);	2747	$self->leave_link ($map, $x, $y);
2283	}	2748	}
		2749
		2750	$done->($self) if $done;
2284	})->prio (1);	2751	})->prio (1);
2285	}	2752	}
2286		2753
2287	=item $player_object->enter_exit ($exit_object)	2754	=item $player_object->enter_exit ($exit_object)
2288		2755
…		…
2308	}	2775	}
2309		2776
2310	sub prepare_random_map {	2777	sub prepare_random_map {
2311	my ($exit) = @_;	2778	my ($exit) = @_;
2312		2779
2313	my $guard = cf::lock_acquire "exit_prepare:$exit";
2314
2315	# all this does is basically replace the /! path by	2780	# all this does is basically replace the /! path by
2316	# a new random map path (?random/...) with a seed	2781	# a new random map path (?random/...) with a seed
2317	# that depends on the exit object	2782	# that depends on the exit object
2318		2783
2319	my $rmp = parse_random_map_params $exit->msg;	2784	my $rmp = parse_random_map_params $exit->msg;
…		…
2321	if ($exit->map) {	2786	if ($exit->map) {
2322	$rmp->{region} = $exit->region->name;	2787	$rmp->{region} = $exit->region->name;
2323	$rmp->{origin_map} = $exit->map->path;	2788	$rmp->{origin_map} = $exit->map->path;
2324	$rmp->{origin_x} = $exit->x;	2789	$rmp->{origin_x} = $exit->x;
2325	$rmp->{origin_y} = $exit->y;	2790	$rmp->{origin_y} = $exit->y;
		2791
		2792	$exit->map->touch;
2326	}	2793	}
2327		2794
2328	$rmp->{random_seed} ||= $exit->random_seed;	2795	$rmp->{random_seed} ||= $exit->random_seed;
2329		2796
2330	my $data = cf::to_json $rmp;	2797	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2331	my $md5 = Digest::MD5::md5_hex $data;	2798	my $md5 = Digest::MD5::md5_hex $data;
2332	my $meta = "$RANDOMDIR/$md5.meta";	2799	my $meta = "$RANDOMDIR/$md5.meta";
2333		2800
2334	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2801	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2335	aio_write $fh, 0, (length $data), $data, 0;	2802	aio_write $fh, 0, (length $data), $data, 0;
2336	undef $fh;	2803	undef $fh;
2337	aio_rename "$meta~", $meta;	2804	aio_rename "$meta~", $meta;
2338		2805
		2806	my $slaying = "?random/$md5";
		2807
		2808	if ($exit->valid) {
2339	$exit->slaying ("?random/$md5");	2809	$exit->slaying ("?random/$md5");
2340	$exit->msg (undef);	2810	$exit->msg (undef);
		2811	}
2341	}	2812	}
2342	}	2813	}
2343		2814
2344	sub cf::object::player::enter_exit {	2815	sub cf::object::player::enter_exit {
2345	my ($self, $exit) = @_;	2816	my ($self, $exit) = @_;
2346		2817
2347	return unless $self->type == cf::PLAYER;	2818	return unless $self->type == cf::PLAYER;
2348		2819
2349	if ($exit->slaying eq "/!") {
2350	#TODO: this should de-fi-ni-te-ly not be a sync-job
2351	# the problem is that $exit might not survive long enough
2352	# so it needs to be done right now, right here
2353	cf::sync_job { prepare_random_map $exit };
2354	}
2355
2356	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2357	my $hp = $exit->stats->hp;
2358	my $sp = $exit->stats->sp;
2359
2360	$self->enter_link;	2820	$self->enter_link;
2361		2821
2362	# if exit is damned, update players death & WoR home-position
2363	$self->contr->savebed ($slaying, $hp, $sp)
2364	if $exit->flag (FLAG_DAMNED);
2365
2366	(async {	2822	(async {
2367	$self->deactivate_recursive; # just to be sure	2823	$Coro::current->{desc} = "enter_exit";
		2824
2368	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
2369	$self->goto ($slaying, $hp, $sp);	2840	$self->goto ($map, $x, $y);
2370		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
2371	1;	2846	1
2372	}) {	2847	}) {
2373	$self->message ("Something went wrong deep within the crossfire server. "	2848	$self->message ("Something went wrong deep within the deliantra server. "
2374	. "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. "
2375	. "Please report this to the dungeon master!",	2850	. "Please report this to the dungeon master!",
2376	cf::NDI_UNIQUE | cf::NDI_RED);	2851	cf::NDI_UNIQUE | cf::NDI_RED);
2377		2852
2378	warn "ERROR in enter_exit: $@";	2853	warn "ERROR in enter_exit: $@";
…		…
2397		2872
2398	utf8::encode $text;	2873	utf8::encode $text;
2399	$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);
2400	}	2875	}
2401		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
2402	=item $client->send_msg ($color, $type, $msg, [extra...])	2902	=item $client->send_msg ($channel, $msg, $color, [extra...])
2403		2903
2404	Send a drawinfo or msg packet to the client, formatting the msg for the	2904	Send a drawinfo or msg packet to the client, formatting the msg for the
2405	client if neccessary. C<$type> should be a string identifying the type of	2905	client if neccessary. C<$type> should be a string identifying the type of
2406	the message, with C<log> being the default. If C<$color> is negative, suppress	2906	the message, with C<log> being the default. If C<$color> is negative, suppress
2407	the message unless the client supports the msg packet.	2907	the message unless the client supports the msg packet.
2408		2908
2409	=cut	2909	=cut
2410		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" => $CHAT_CHANNEL,
		3023	);
		3024
2411	sub cf::client::send_msg {	3025	sub cf::client::send_msg {
2412	my ($self, $color, $type, $msg, @extra) = @_;	3026	my ($self, $channel, $msg, $color, @extra) = @_;
2413		3027
2414	$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	}
2415		3049
2416	return unless @extra || length $msg;	3050	return unless @extra || length $msg;
2417		3051
2418	if ($self->can_msg) {	3052	# default colour, mask it out
2419	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $type, $msg, @extra]));	3053	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2420	} else {	3054	if $color & cf::NDI_DEF;
2421	# replace some tags by gcfclient-compatible ones
2422	for ($msg) {
2423	1 while
2424	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2425	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2426	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2427	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2428	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2429	}
2430		3055
2431	if ($color >= 0) {	3056	my $pkt = "msg "
2432	if (0 && $msg =~ /\[/) {	3057	. $self->{json_coder}->encode (
2433	$self->send_packet ("drawextinfo $color 4 0 $msg")	3058	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2434	} else {	3059	);
2435	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2436	$self->send_packet ("drawinfo $color $msg")
2437	}
2438	}
2439	}
2440	}
2441		3060
		3061	$self->send_big_packet ($pkt);
		3062	}
		3063
2442	=item $client->ext_event ($type, %msg)	3064	=item $client->ext_msg ($type, @msg)
2443		3065
2444	Sends an ext event to the client.	3066	Sends an ext event to the client.
2445		3067
2446	=cut	3068	=cut
2447		3069
2448	sub cf::client::ext_event($$%) {	3070	sub cf::client::ext_msg($$@) {
2449	my ($self, $type, %msg) = @_;	3071	my ($self, $type, @msg) = @_;
2450		3072
		3073	if ($self->extcmd == 2) {
		3074	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		3075	} elsif ($self->extcmd == 1) { # TODO: remove
2451	$msg{msgtype} = "event_$type";	3076	push @msg, msgtype => "event_$type";
2452	$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	}
2453	}	3097	}
2454		3098
2455	=item $success = $client->query ($flags, "text", \&cb)	3099	=item $success = $client->query ($flags, "text", \&cb)
2456		3100
2457	Queues a query to the client, calling the given callback with	3101	Queues a query to the client, calling the given callback with
…		…
2512	my ($ns, $buf) = @_;	3156	my ($ns, $buf) = @_;
2513		3157
2514	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3158	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2515		3159
2516	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
2517	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3168	if (my $cb = $EXTICMD{$type}) {
2518	if (my %reply = $cb->($ns, $msg)) {	3169	@reply = $cb->($ns, @payload);
2519	$reply{msgid} = $msg->{msgid};
2520	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2521	}
2522	}	3170	}
		3171
		3172	$ns->ext_reply ($reply, @reply)
		3173	if $reply;
		3174
2523	} else {	3175	} else {
2524	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";
2525	}	3177	}
2526		3178
2527	cf::override;	3179	cf::override;
…		…
2549		3201
2550	$coro	3202	$coro
2551	}	3203	}
2552		3204
2553	cf::client->attach (	3205	cf::client->attach (
2554	on_destroy => sub {	3206	on_client_destroy => sub {
2555	my ($ns) = @_;	3207	my ($ns) = @_;
2556		3208
2557	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3209	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2558	},	3210	},
2559	);	3211	);
…		…
2574	our $safe = new Safe "safe";	3226	our $safe = new Safe "safe";
2575	our $safe_hole = new Safe::Hole;	3227	our $safe_hole = new Safe::Hole;
2576		3228
2577	$SIG{FPE} = 'IGNORE';	3229	$SIG{FPE} = 'IGNORE';
2578		3230
2579	$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	));
2580		3236
2581	# here we export the classes and methods available to script code	3237	# here we export the classes and methods available to script code
2582		3238
2583	=pod	3239	=pod
2584		3240
2585	The following functions and methods are available within a safe environment:	3241	The following functions and methods are available within a safe environment:
2586		3242
2587	cf::object contr pay_amount pay_player map	3243	cf::object
		3244	contr pay_amount pay_player map x y force_find force_add destroy
		3245	insert remove name archname title slaying race decrease split
		3246	value
		3247
2588	cf::object::player player	3248	cf::object::player
2589	cf::player peaceful	3249	player
2590	cf::map trigger	3250
		3251	cf::player
		3252	peaceful
		3253
		3254	cf::map
		3255	trigger
2591		3256
2592	=cut	3257	=cut
2593		3258
2594	for (	3259	for (
2595	["cf::object" => qw(contr pay_amount pay_player map)],	3260	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
		3261	insert remove inv nrof name archname title slaying race
		3262	decrease split destroy change_exp value msg lore send_msg)],
2596	["cf::object::player" => qw(player)],	3263	["cf::object::player" => qw(player)],
2597	["cf::player" => qw(peaceful)],	3264	["cf::player" => qw(peaceful send_msg)],
2598	["cf::map" => qw(trigger)],	3265	["cf::map" => qw(trigger)],
2599	) {	3266	) {
2600	no strict 'refs';	3267	no strict 'refs';
2601	my ($pkg, @funs) = @$_;	3268	my ($pkg, @funs) = @$_;
2602	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3269	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2620		3287
2621	my $qcode = $code;	3288	my $qcode = $code;
2622	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3289	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2623	$qcode =~ s/\n/\\n/g;	3290	$qcode =~ s/\n/\\n/g;
2624		3291
		3292	%vars = (_dummy => 0) unless %vars;
		3293
		3294	my @res;
2625	local $_;	3295	local $_;
2626	local @safe::cf::_safe_eval_args = values %vars;
2627		3296
2628	my $eval =	3297	my $eval =
2629	"do {\n"	3298	"do {\n"
2630	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3299	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2631	. "#line 0 \"{$qcode}\"\n"	3300	. "#line 0 \"{$qcode}\"\n"
2632	. $code	3301	. $code
2633	. "\n}"	3302	. "\n}"
2634	;	3303	;
2635		3304
		3305	if ($CFG{safe_eval}) {
2636	sub_generation_inc;	3306	sub_generation_inc;
		3307	local @safe::cf::_safe_eval_args = values %vars;
2637	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3308	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2638	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	}
2639		3314
2640	if ($@) {	3315	if ($@) {
2641	warn "$@";	3316	warn "$@";
2642	warn "while executing safe code '$code'\n";	3317	warn "while executing safe code '$code'\n";
2643	warn "with arguments " . (join " ", %vars) . "\n";	3318	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2662	=cut	3337	=cut
2663		3338
2664	sub register_script_function {	3339	sub register_script_function {
2665	my ($fun, $cb) = @_;	3340	my ($fun, $cb) = @_;
2666		3341
2667	no strict 'refs';	3342	$fun = "safe::$fun" if $CFG{safe_eval};
2668	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3343	*$fun = $safe_hole->wrap ($cb);
2669	}	3344	}
2670		3345
2671	=back	3346	=back
2672		3347
2673	=cut	3348	=cut
…		…
2675	#############################################################################	3350	#############################################################################
2676	# the server's init and main functions	3351	# the server's init and main functions
2677		3352
2678	sub load_facedata($) {	3353	sub load_facedata($) {
2679	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;
2680		3361
2681	warn "loading facedata from $path\n";	3362	warn "loading facedata from $path\n";
2682		3363
2683	my $facedata;	3364	my $facedata;
2684	0 < aio_load $path, $facedata	3365	0 < aio_load $path, $facedata
…		…
2687	$facedata = Coro::Storable::thaw $facedata;	3368	$facedata = Coro::Storable::thaw $facedata;
2688		3369
2689	$facedata->{version} == 2	3370	$facedata->{version} == 2
2690	or cf::cleanup "$path: version mismatch, cannot proceed.";	3371	or cf::cleanup "$path: version mismatch, cannot proceed.";
2691		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
2692	{	3382	{
2693	my $faces = $facedata->{faceinfo};	3383	my $faces = $facedata->{faceinfo};
2694		3384
2695	while (my ($face, $info) = each %$faces) {	3385	while (my ($face, $info) = each %$faces) {
2696	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3386	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3387
2697	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3388	cf::face::set_visibility $idx, $info->{visibility};
		3389	cf::face::set_magicmap $idx, $info->{magicmap};
2698	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3390	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2699	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3391	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2700	Coro::cede;	3392
		3393	cf::cede_to_tick;
2701	}	3394	}
2702		3395
2703	while (my ($face, $info) = each %$faces) {	3396	while (my ($face, $info) = each %$faces) {
2704	next unless $info->{smooth};	3397	next unless $info->{smooth};
		3398
2705	my $idx = cf::face::find $face	3399	my $idx = cf::face::find $face
2706	or next;	3400	or next;
		3401
2707	if (my $smooth = cf::face::find $info->{smooth}) {	3402	if (my $smooth = cf::face::find $info->{smooth}) {
		3403	cf::face::set_smooth $idx, $smooth;
2708	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3404	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2709	} else {	3405	} else {
2710	warn "smooth face '$info->{smooth}' not found for face '$face'";	3406	warn "smooth face '$info->{smooth}' not found for face '$face'";
2711	}	3407	}
2712	Coro::cede;	3408
		3409	cf::cede_to_tick;
2713	}	3410	}
2714	}	3411	}
2715		3412
2716	{	3413	{
2717	my $anims = $facedata->{animinfo};	3414	my $anims = $facedata->{animinfo};
2718		3415
2719	while (my ($anim, $info) = each %$anims) {	3416	while (my ($anim, $info) = each %$anims) {
2720	cf::anim::set $anim, $info->{frames}, $info->{facings};	3417	cf::anim::set $anim, $info->{frames}, $info->{facings};
2721	Coro::cede;	3418	cf::cede_to_tick;
2722	}	3419	}
2723		3420
2724	cf::anim::invalidate_all; # d'oh	3421	cf::anim::invalidate_all; # d'oh
2725	}	3422	}
2726		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
2727	1	3443	1
2728	}	3444	}
2729		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
2730	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
2731	load_resource_file "$MAPDIR/regions"	3489	load_resource_file "$MAPDIR/regions"
2732	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	}
2733	}	3496	}
2734		3497
2735	sub reload_facedata {	3498	sub reload_facedata {
2736	load_facedata "$DATADIR/facedata"	3499	load_facedata "$DATADIR/facedata"
2737	or die "unable to load facedata\n";	3500	or die "unable to load facedata\n";
2738	}	3501	}
2739		3502
2740	sub reload_archetypes {	3503	sub reload_archetypes {
2741	load_resource_file "$DATADIR/archetypes"	3504	load_resource_file "$DATADIR/archetypes"
2742	or die "unable to load archetypes\n";	3505	or die "unable to load archetypes\n";
2743	#d# NEED to laod twice to resolve forward references
2744	# this really needs to be done in an extra post-pass
2745	# (which needs to be synchronous, so solve it differently)
2746	load_resource_file "$DATADIR/archetypes"
2747	or die "unable to load archetypes\n";
2748	}	3506	}
2749		3507
2750	sub reload_treasures {	3508	sub reload_treasures {
2751	load_resource_file "$DATADIR/treasures"	3509	load_resource_file "$DATADIR/treasures"
2752	or die "unable to load treasurelists\n";	3510	or die "unable to load treasurelists\n";
2753	}	3511	}
2754		3512
2755	sub reload_resources {	3513	sub reload_resources {
2756	warn "reloading resource files...\n";	3514	warn "reloading resource files...\n";
2757		3515
		3516	reload_facedata;
		3517	reload_archetypes;
2758	reload_regions;	3518	reload_regions;
2759	reload_facedata;
2760	#reload_archetypes;#d#
2761	reload_archetypes;
2762	reload_treasures;	3519	reload_treasures;
2763		3520
2764	warn "finished reloading resource files\n";	3521	warn "finished reloading resource files\n";
2765	}	3522	}
2766		3523
2767	sub init {	3524	sub reload_config {
2768	reload_resources;	3525	warn "reloading config file...\n";
2769	}
2770		3526
2771	sub cfg_load {
2772	open my $fh, "<:utf8", "$CONFDIR/config"	3527	open my $fh, "<:utf8", "$CONFDIR/config"
2773	or return;	3528	or return;
2774		3529
2775	local $/;	3530	local $/;
2776	*CFG = YAML::Syck::Load <$fh>;	3531	*CFG = YAML::XS::Load scalar <$fh>;
2777		3532
2778	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3533	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
2779		3534
2780	$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};
2781	$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};
2782		3537
2783	if (exists $CFG{mlockall}) {	3538	if (exists $CFG{mlockall}) {
…		…
2785	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3540	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2786	and die "WARNING: m(un)lockall failed: $!\n";	3541	and die "WARNING: m(un)lockall failed: $!\n";
2787	};	3542	};
2788	warn $@ if $@;	3543	warn $@ if $@;
2789	}	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;
2790	}	3575	}
2791		3576
2792	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
2793	# we must not ever block the main coroutine	3587	# we must not ever block the main coroutine
2794	local $Coro::idle = sub {	3588	local $Coro::idle = sub {
2795	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#
2796	(async {	3590	(async {
2797	Event::one_event;	3591	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3592	EV::loop EV::LOOP_ONESHOT;
2798	})->prio (Coro::PRIO_MAX);	3593	})->prio (Coro::PRIO_MAX);
2799	};	3594	};
2800		3595
2801	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;
2802	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
2803	load_extensions;	3619	load_extensions;
2804		3620
2805	$TICK_WATCHER->start;	3621	utime time, time, $RUNTIMEFILE;
2806	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;
2807	}	3634	}
2808		3635
2809	#############################################################################	3636	#############################################################################
2810	# initialisation and cleanup	3637	# initialisation and cleanup
2811		3638
2812	# install some emergency cleanup handlers	3639	# install some emergency cleanup handlers
2813	BEGIN {	3640	BEGIN {
		3641	our %SIGWATCHER = ();
2814	for my $signal (qw(INT HUP TERM)) {	3642	for my $signal (qw(INT HUP TERM)) {
2815	Event->signal (	3643	$SIGWATCHER{$signal} = AE::signal $signal, sub {
2816	reentrant => 0,
2817	data => WF_AUTOCANCEL,
2818	signal => $signal,
2819	prio => 0,
2820	cb => sub {
2821	cf::cleanup "SIG$signal";	3644	cf::cleanup "SIG$signal";
2822	},
2823	);	3645	};
2824	}	3646	}
2825	}	3647	}
2826		3648
2827	sub write_runtime {	3649	sub write_runtime_sync {
2828	my $runtime = "$LOCALDIR/runtime";	3650	my $t0 = AE::time;
2829		3651
2830	# first touch the runtime file to show we are still running:	3652	# first touch the runtime file to show we are still running:
2831	# the fsync below can take a very very long time.	3653	# the fsync below can take a very very long time.
2832		3654
2833	IO::AIO::aio_utime $runtime, undef, undef;	3655	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2834		3656
2835	my $guard = cf::lock_acquire "write_runtime";	3657	my $guard = cf::lock_acquire "write_runtime";
2836		3658
2837	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3659	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
2838	or return;	3660	or return;
2839		3661
2840	my $value = $cf::RUNTIME + 90 + 10;	3662	my $value = $cf::RUNTIME + 90 + 10;
2841	# 10 is the runtime save interval, for a monotonic clock	3663	# 10 is the runtime save interval, for a monotonic clock
2842	# 60 allows for the watchdog to kill the server.	3664	# 60 allows for the watchdog to kill the server.
…		…
2852	aio_utime $fh, undef, undef;	3674	aio_utime $fh, undef, undef;
2853		3675
2854	close $fh	3676	close $fh
2855	or return;	3677	or return;
2856		3678
2857	aio_rename "$runtime~", $runtime	3679	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2858	and return;	3680	and return;
2859		3681
2860	warn "runtime file written.\n";	3682	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
2861		3683
2862	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 };
2863	}	3735	}
2864		3736
2865	sub emergency_save() {	3737	sub emergency_save() {
2866	my $freeze_guard = cf::freeze_mainloop;	3738	my $freeze_guard = cf::freeze_mainloop;
2867		3739
2868	warn "enter emergency perl save\n";	3740	warn "emergency_perl_save: enter\n";
2869		3741
2870	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
2871	# use a peculiar iteration method to avoid tripping on perl	3748	# use a peculiar iteration method to avoid tripping on perl
2872	# refcount bugs in for. also avoids problems with players	3749	# refcount bugs in for. also avoids problems with players
2873	# and maps saved/destroyed asynchronously.	3750	# and maps saved/destroyed asynchronously.
2874	warn "begin emergency player save\n";	3751	warn "emergency_perl_save: begin player save\n";
2875	for my $login (keys %cf::PLAYER) {	3752	for my $login (keys %cf::PLAYER) {
2876	my $pl = $cf::PLAYER{$login} or next;	3753	my $pl = $cf::PLAYER{$login} or next;
2877	$pl->valid or next;	3754	$pl->valid or next;
		3755	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2878	$pl->save;	3756	$pl->save;
2879	}	3757	}
2880	warn "end emergency player save\n";	3758	warn "emergency_perl_save: end player save\n";
2881		3759
2882	warn "begin emergency map save\n";	3760	warn "emergency_perl_save: begin map save\n";
2883	for my $path (keys %cf::MAP) {	3761	for my $path (keys %cf::MAP) {
2884	my $map = $cf::MAP{$path} or next;	3762	my $map = $cf::MAP{$path} or next;
2885	$map->valid or next;	3763	$map->valid or next;
2886	$map->save;	3764	$map->save;
2887	}	3765	}
2888	warn "end emergency map save\n";	3766	warn "emergency_perl_save: end map save\n";
2889		3767
2890	warn "begin emergency database checkpoint\n";	3768	warn "emergency_perl_save: begin database checkpoint\n";
2891	BDB::db_env_txn_checkpoint $DB_ENV;	3769	BDB::db_env_txn_checkpoint $DB_ENV;
2892	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";
2893	};	3775	};
2894		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
2895	warn "leave emergency perl save\n";	3782	warn "emergency_perl_save: leave\n";
2896	}	3783	}
2897		3784
2898	sub post_cleanup {	3785	sub post_cleanup {
2899	my ($make_core) = @_;	3786	my ($make_core) = @_;
2900		3787
2901	warn Carp::longmess "post_cleanup backtrace"	3788	warn Carp::longmess "post_cleanup backtrace"
2902	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	}
2903	}	3818	}
2904		3819
2905	sub do_reload_perl() {	3820	sub do_reload_perl() {
2906	# can/must only be called in main	3821	# can/must only be called in main
2907	if ($Coro::current != $Coro::main) {	3822	if (in_main) {
2908	warn "can only reload from main coroutine";	3823	warn "can only reload from main coroutine";
2909	return;	3824	return;
2910	}	3825	}
2911		3826
		3827	return if $RELOAD++;
		3828
		3829	my $t1 = AE::time;
		3830
		3831	while ($RELOAD) {
2912	warn "reloading...";	3832	warn "reloading...";
2913		3833
2914	warn "entering sync_job";	3834	warn "entering sync_job";
2915		3835
2916	cf::sync_job {	3836	cf::sync_job {
2917	cf::write_runtime; # external watchdog should not bark	3837	cf::write_runtime_sync; # external watchdog should not bark
2918	cf::emergency_save;	3838	cf::emergency_save;
2919	cf::write_runtime; # external watchdog should not bark	3839	cf::write_runtime_sync; # external watchdog should not bark
2920		3840
2921	warn "syncing database to disk";	3841	warn "syncing database to disk";
2922	BDB::db_env_txn_checkpoint $DB_ENV;	3842	BDB::db_env_txn_checkpoint $DB_ENV;
2923		3843
2924	# 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
2925		3845
2926	warn "cancelling all WF_AUTOCANCEL watchers";
2927	for (Event::all_watchers) {
2928	$_->cancel if $_->data & WF_AUTOCANCEL;
2929	}
2930
2931	warn "flushing outstanding aio requests";	3846	warn "flushing outstanding aio requests";
2932	for (;;) {
2933	BDB::flush;
2934	IO::AIO::flush;
2935	Coro::cede;
2936	last unless IO::AIO::nreqs || BDB::nreqs;	3847	while (IO::AIO::nreqs || BDB::nreqs) {
2937	warn "iterate...";	3848	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
2938	}
2939
2940	++$RELOAD;
2941
2942	warn "cancelling all extension coros";
2943	$_->cancel for values %EXT_CORO;
2944	%EXT_CORO = ();
2945
2946	warn "removing commands";
2947	%COMMAND = ();
2948
2949	warn "removing ext/exti commands";
2950	%EXTCMD = ();
2951	%EXTICMD = ();
2952
2953	warn "unloading/nuking all extensions";
2954	for my $pkg (@EXTS) {
2955	warn "... unloading $pkg";
2956
2957	if (my $cb = $pkg->can ("unload")) {
2958	eval {
2959	$cb->($pkg);
2960	1
2961	} or warn "$pkg unloaded, but with errors: $@";
2962	}	3849	}
2963		3850
2964	warn "... nuking $pkg";	3851	warn "cancelling all extension coros";
2965	Symbol::delete_package $pkg;	3852	$_->cancel for values %EXT_CORO;
2966	}	3853	%EXT_CORO = ();
2967		3854
2968	warn "unloading all perl modules loaded from $LIBDIR";	3855	warn "removing commands";
2969	while (my ($k, $v) = each %INC) {	3856	%COMMAND = ();
2970	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2971		3857
		3858	warn "removing ext/exti commands";
		3859	%EXTCMD = ();
		3860	%EXTICMD = ();
		3861
		3862	warn "unloading/nuking all extensions";
		3863	for my $pkg (@EXTS) {
2972	warn "... unloading $k";	3864	warn "... unloading $pkg";
2973	delete $INC{$k};
2974		3865
2975	$k =~ s/\.pm$//;
2976	$k =~ s/\//::/g;
2977
2978	if (my $cb = $k->can ("unload_module")) {	3866	if (my $cb = $pkg->can ("unload")) {
		3867	eval {
2979	$cb->();	3868	$cb->($pkg);
		3869	1
		3870	} or warn "$pkg unloaded, but with errors: $@";
		3871	}
		3872
		3873	warn "... clearing $pkg";
		3874	clear_package $pkg;
2980	}	3875	}
2981		3876
2982	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 $k;
2983	}	3892	}
2984		3893
2985	warn "getting rid of safe::, as good as possible";	3894	warn "getting rid of safe::, as good as possible";
2986	Symbol::delete_package "safe::$_"	3895	clear_package "safe::$_"
2987	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);
2988		3897
2989	warn "unloading cf.pm \"a bit\"";	3898	warn "unloading cf.pm \"a bit\"";
2990	delete $INC{"cf.pm"};	3899	delete $INC{"cf.pm"};
2991	delete $INC{"cf/pod.pm"};	3900	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
2992		3901
2993	# don't, removes xs symbols, too,	3902	# don't, removes xs symbols, too,
2994	# and global variables created in xs	3903	# and global variables created in xs
2995	#Symbol::delete_package __PACKAGE__;	3904	#clear_package __PACKAGE__;
2996		3905
2997	warn "unload completed, starting to reload now";	3906	warn "unload completed, starting to reload now";
2998		3907
2999	warn "reloading cf.pm";	3908	warn "reloading cf.pm";
3000	require cf;	3909	require cf;
3001	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3910	cf::_connect_to_perl_1;
3002		3911
3003	warn "loading config and database again";	3912	warn "loading config and database again";
3004	cf::cfg_load;	3913	cf::reload_config;
3005		3914
3006	warn "loading extensions";	3915	warn "loading extensions";
3007	cf::load_extensions;	3916	cf::load_extensions;
3008		3917
		3918	if ($REATTACH_ON_RELOAD) {
3009	warn "reattaching attachments to objects/players";	3919	warn "reattaching attachments to objects/players";
3010	_global_reattach; # objects, sockets	3920	_global_reattach; # objects, sockets
3011	warn "reattaching attachments to maps";	3921	warn "reattaching attachments to maps";
3012	reattach $_ for values %MAP;	3922	reattach $_ for values %MAP;
3013	warn "reattaching attachments to players";	3923	warn "reattaching attachments to players";
3014	reattach $_ for values %PLAYER;	3924	reattach $_ for values %PLAYER;
		3925	}
3015		3926
		3927	warn "running post_init jobs";
		3928	(pop @POST_INIT)->(1) while @POST_INIT;
		3929
3016	warn "leaving sync_job";	3930	warn "leaving sync_job";
3017		3931
3018	1	3932	1
3019	} or do {	3933	} or do {
3020	warn $@;	3934	warn $@;
3021	warn "error while reloading, exiting.";	3935	cf::cleanup "error while reloading, exiting.";
3022	exit 1;
3023	};	3936	};
3024		3937
3025	warn "reloaded";	3938	warn "reloaded";
		3939	--$RELOAD;
		3940	}
		3941
		3942	$t1 = AE::time - $t1;
		3943	warn "reload completed in ${t1}s\n";
3026	};	3944	};
3027		3945
3028	our $RELOAD_WATCHER; # used only during reload	3946	our $RELOAD_WATCHER; # used only during reload
3029		3947
3030	sub reload_perl() {	3948	sub reload_perl() {
3031	# doing reload synchronously and two reloads happen back-to-back,	3949	# doing reload synchronously and two reloads happen back-to-back,
3032	# coro crashes during coro_state_free->destroy here.	3950	# coro crashes during coro_state_free->destroy here.
3033		3951
3034	$RELOAD_WATCHER ||= Event->timer (	3952	$RELOAD_WATCHER ||= cf::async {
3035	reentrant => 0,	3953	Coro::AIO::aio_wait cache_extensions;
3036	after => 0,	3954
3037	data => WF_AUTOCANCEL,	3955	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3038	cb => sub {
3039	do_reload_perl;	3956	do_reload_perl;
3040	undef $RELOAD_WATCHER;	3957	undef $RELOAD_WATCHER;
3041	},	3958	};
3042	);	3959	};
3043	}	3960	}
3044		3961
3045	register_command "reload" => sub {	3962	register_command "reload" => sub {
3046	my ($who, $arg) = @_;	3963	my ($who, $arg) = @_;
3047		3964
3048	if ($who->flag (FLAG_WIZ)) {	3965	if ($who->flag (FLAG_WIZ)) {
3049	$who->message ("reloading server.");	3966	$who->message ("reloading server.");
		3967	async {
		3968	$Coro::current->{desc} = "perl_reload";
3050	async { reload_perl };	3969	reload_perl;
		3970	};
3051	}	3971	}
3052	};	3972	};
3053		3973
3054	unshift @INC, $LIBDIR;	3974	unshift @INC, $LIBDIR;
3055		3975
…		…
3057		3977
3058	our @WAIT_FOR_TICK;	3978	our @WAIT_FOR_TICK;
3059	our @WAIT_FOR_TICK_BEGIN;	3979	our @WAIT_FOR_TICK_BEGIN;
3060		3980
3061	sub wait_for_tick {	3981	sub wait_for_tick {
3062	return unless $TICK_WATCHER->is_active;
3063	return if $Coro::current == $Coro::main;	3982	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3064		3983
3065	my $signal = new Coro::Signal;	3984	my $signal = new Coro::Signal;
3066	push @WAIT_FOR_TICK, $signal;	3985	push @WAIT_FOR_TICK, $signal;
3067	$signal->wait;	3986	$signal->wait;
3068	}	3987	}
3069		3988
3070	sub wait_for_tick_begin {	3989	sub wait_for_tick_begin {
3071	return unless $TICK_WATCHER->is_active;
3072	return if $Coro::current == $Coro::main;	3990	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3073		3991
3074	my $signal = new Coro::Signal;	3992	my $signal = new Coro::Signal;
3075	push @WAIT_FOR_TICK_BEGIN, $signal;	3993	push @WAIT_FOR_TICK_BEGIN, $signal;
3076	$signal->wait;	3994	$signal->wait;
3077	}	3995	}
3078		3996
3079	my $min = 1e6;#d#	3997	sub tick {
3080	my $avg = 10;
3081	$TICK_WATCHER = Event->timer (
3082	reentrant => 0,
3083	parked => 1,
3084	prio => 0,
3085	at => $NEXT_TICK || $TICK,
3086	data => WF_AUTOCANCEL,
3087	cb => sub {
3088	if ($Coro::current != $Coro::main) {	3998	if ($Coro::current != $Coro::main) {
3089	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3999	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3090	unless ++$bug_warning > 10;	4000	unless ++$bug_warning > 10;
3091	return;	4001	return;
3092	}	4002	}
3093		4003
3094	$NOW = $tick_start = Event::time;
3095
3096	cf::server_tick; # one server iteration	4004	cf::server_tick; # one server iteration
3097		4005
3098	0 && sync_job {#d#	4006	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3099	for(1..10) {
3100	my $t = Event::time;
3101	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3102	or die;
3103		4007
3104	$map->width (50);	4008	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3105	$map->height (50);	4009	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3106	$map->alloc;	4010	Coro::async_pool {
3107	$map->_load_objects ("/tmp/x.map", 1);	4011	$Coro::current->{desc} = "runtime saver";
3108	my $t = Event::time - $t;	4012	write_runtime_sync
3109		4013	or warn "ERROR: unable to write runtime file: $!";
3110	#next unless $t < 0.0013;#d#
3111	if ($t < $min) {
3112	$min = $t;
3113	}
3114	$avg = $avg * 0.99 + $t * 0.01;
3115	}
3116	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3117	exit 0;
3118	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3119	};	4014	};
		4015	}
3120		4016
3121	$RUNTIME += $TICK;
3122	$NEXT_TICK += $TICK;
3123
3124	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3125	$NEXT_RUNTIME_WRITE = $NOW + 10;
3126	Coro::async_pool {
3127	write_runtime
3128	or warn "ERROR: unable to write runtime file: $!";
3129	};
3130	}
3131
3132	# my $AFTER = Event::time;
3133	# warn $AFTER - $NOW;#d#
3134
3135	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4017	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3136	$sig->send;	4018	$sig->send;
3137	}	4019	}
3138	while (my $sig = shift @WAIT_FOR_TICK) {	4020	while (my $sig = shift @WAIT_FOR_TICK) {
3139	$sig->send;	4021	$sig->send;
3140	}	4022	}
3141		4023
3142	$NOW = Event::time;	4024	$LOAD = ($NOW - $TICK_START) / $TICK;
3143
3144	# if we are delayed by four ticks or more, skip them all
3145	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3146
3147	$TICK_WATCHER->at ($NEXT_TICK);
3148	$TICK_WATCHER->start;
3149
3150	$LOAD = ($NOW - $tick_start) / $TICK;
3151	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4025	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3152		4026
3153	_post_tick;	4027	if (0) {
3154		4028	if ($NEXT_TICK) {
3155		4029	my $jitter = $TICK_START - $NEXT_TICK;
		4030	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4031	warn "jitter $JITTER\n";#d#
		4032	}
3156	},	4033	}
3157	);	4034	}
3158		4035
3159	{	4036	{
3160	BDB::max_poll_time $TICK * 0.1;	4037	# configure BDB
3161	$BDB_POLL_WATCHER = Event->io (	4038
3162	reentrant => 0,
3163	fd => BDB::poll_fileno,
3164	poll => 'r',
3165	prio => 0,
3166	data => WF_AUTOCANCEL,
3167	cb => \&BDB::poll_cb,
3168	);
3169	BDB::min_parallel 8;	4039	BDB::min_parallel 16;
3170		4040	BDB::max_poll_reqs $TICK * 0.1;
3171	BDB::set_sync_prepare {	4041	$AnyEvent::BDB::WATCHER->priority (1);
3172	my $status;
3173	my $current = $Coro::current;
3174	(
3175	sub {
3176	$status = $!;
3177	$current->ready; undef $current;
3178	},
3179	sub {
3180	Coro::schedule while defined $current;
3181	$! = $status;
3182	},
3183	)
3184	};
3185		4042
3186	unless ($DB_ENV) {	4043	unless ($DB_ENV) {
3187	$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);
3188		4050
3189	cf::sync_job {	4051	cf::sync_job {
3190	eval {	4052	eval {
3191	BDB::db_env_open	4053	BDB::db_env_open
3192	$DB_ENV,	4054	$DB_ENV,
…		…
3194	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4056	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3195	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4057	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3196	0666;	4058	0666;
3197		4059
3198	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4060	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3199
3200	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3201	$DB_ENV->set_lk_detect;
3202	};	4061	};
3203		4062
3204	cf::cleanup "db_env_open(db): $@" if $@;	4063	cf::cleanup "db_env_open(db): $@" if $@;
3205	};	4064	};
3206	}	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	};
3207	}	4076	}
3208		4077
3209	{	4078	{
		4079	# configure IO::AIO
		4080
3210	IO::AIO::min_parallel 8;	4081	IO::AIO::min_parallel 8;
3211
3212	undef $Coro::AIO::WATCHER;
3213	IO::AIO::max_poll_time $TICK * 0.1;	4082	IO::AIO::max_poll_time $TICK * 0.1;
3214	$AIO_POLL_WATCHER = Event->io (	4083	undef $AnyEvent::AIO::WATCHER;
3215	reentrant => 0,
3216	data => WF_AUTOCANCEL,
3217	fd => IO::AIO::poll_fileno,
3218	poll => 'r',
3219	prio => 6,
3220	cb => \&IO::AIO::poll_cb,
3221	);
3222	}	4084	}
3223		4085
3224	my $_log_backtrace;	4086	my $_log_backtrace;
3225		4087
3226	sub _log_backtrace {	4088	sub _log_backtrace {
…		…
3229	$msg =~ s/\n//;	4091	$msg =~ s/\n//;
3230		4092
3231	# limit the # of concurrent backtraces	4093	# limit the # of concurrent backtraces
3232	if ($_log_backtrace < 2) {	4094	if ($_log_backtrace < 2) {
3233	++$_log_backtrace;	4095	++$_log_backtrace;
		4096	my $perl_bt = Carp::longmess $msg;
3234	async {	4097	async {
		4098	$Coro::current->{desc} = "abt $msg";
		4099
3235	my @bt = fork_call {	4100	my @bt = fork_call {
3236	@addr = map { sprintf "%x", $_ } @addr;	4101	@addr = map { sprintf "%x", $_ } @addr;
3237	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4102	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3238	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 |"
3239	or die "addr2line: $!";	4104	or die "addr2line: $!";
…		…
3247	}	4112	}
3248		4113
3249	@funcs	4114	@funcs
3250	};	4115	};
3251		4116
3252	LOG llevInfo, "[ABT] $msg\n";	4117	LOG llevInfo, "[ABT] $perl_bt\n";
		4118	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3253	LOG llevInfo, "[ABT] $_\n" for @bt;	4119	LOG llevInfo, "[ABT] $_\n" for @bt;
3254	--$_log_backtrace;	4120	--$_log_backtrace;
3255	};	4121	};
3256	} else {	4122	} else {
3257	LOG llevInfo, "[ABT] $msg\n";	4123	LOG llevInfo, "[ABT] $msg\n";
3258	LOG llevInfo, "[ABT] [suppressed]\n";	4124	LOG llevInfo, "[ABT] [suppressed]\n";
3259	}	4125	}
3260	}	4126	}
3261		4127
3262	# load additional modules	4128	# load additional modules
3263	use cf::pod;	4129	require "cf/$_.pm" for @EXTRA_MODULES;
		4130	cf::_connect_to_perl_2;
3264		4131
3265	END { cf::emergency_save }	4132	END { cf::emergency_save }
3266		4133
3267	1	4134	1
3268		4135

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