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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.298 by root, Sun Jul 8 14:50:07 2007 UTC vs.
Revision 1.529 by root, Wed Apr 28 11:28:22 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 $fh1)->readline (undef);
426	warn "pst<$res>" unless $res =~ /^pst/;
427	$res = Coro::Storable::thaw $res;
428
429	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
430
431	Carp::confess $$res unless "ARRAY" eq ref $res;
432
433	return wantarray ? @$res : $res->[-1];
434	} else {
435	reset_signals;	594	reset_signals;
436	local $SIG{__WARN__};	595	&$cb
437	local $SIG{__DIE__};	596	}, @args;
438	local $Coro::idle;
439	$Coro::current->prio (Coro::PRIO_MAX);
440	eval {
441	close $fh1;
442		597
443	my @res = eval { $cb->(@args) };	598	wantarray ? @res : $res[-1]
		599	}
444		600
445	open my $fh, ">", \my $buf	601	sub objinfo {
446	or die "fork_call: cannot open fh-to-buf in child : $!";
447	Storable::store_fd +($@ ? \"$@" : \@res), $fh;
448	close $fh;
449
450	warn "writing ", length $buf;
451	my $x;
452	(length $buf) == ($x = syswrite $fh2, $buf)
453	or warn "error writing ".(length $buf)." != $x\n";
454	close $fh2;
455	};
456
457	warn $@ if $@;
458	_exit 0;
459	}	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
460	}	637	}
461		638
462	=item $value = cf::db_get $family => $key	639	=item $value = cf::db_get $family => $key
463		640
464	Returns a single value from the environment database.	641	Returns a single value from the environment database.
…		…
466	=item cf::db_put $family => $key => $value	643	=item cf::db_put $family => $key => $value
467		644
468	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
469	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).
470		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
471	=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	}
472		671
473	our $DB;	672	our $DB;
474		673
475	sub db_init {	674	sub db_init {
476	unless ($DB) {
477	$DB = BDB::db_create $DB_ENV;
478
479	cf::sync_job {	675	cf::sync_job {
480	eval {	676	$DB ||= db_table "db";
481	$DB->set_flags (BDB::CHKSUM);
482
483	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
484	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
485	cf::cleanup "db_open(db): $!" if $!;
486	};
487	cf::cleanup "db_open(db): $@" if $@;
488	};
489	}	677	};
490	}	678	}
491		679
492	sub db_get($$) {	680	sub db_get($$) {
493	my $key = "$_[0]/$_[1]";	681	my $key = "$_[0]/$_[1]";
494		682
…		…
544	if (1) {	732	if (1) {
545	$md5 =	733	$md5 =
546	join "\x00",	734	join "\x00",
547	$processversion,	735	$processversion,
548	map {	736	map {
549	Coro::cede;	737	cf::cede_to_tick;
550	($src->[$_], Digest::MD5::md5_hex $data[$_])	738	($src->[$_], Digest::MD5::md5_hex $data[$_])
551	} 0.. $#$src;	739	} 0.. $#$src;
552		740
553		741
554	my $dbmd5 = db_get cache => "$id/md5";	742	my $dbmd5 = db_get cache => "$id/md5";
…		…
592		780
593	#############################################################################	781	#############################################################################
594		782
595	=head2 ATTACHABLE OBJECTS	783	=head2 ATTACHABLE OBJECTS
596		784
597	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
598	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")
599	to it. All such attachable objects support the following methods.	787	to it. All such attachable objects support the following methods.
600		788
601	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>
602	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
603	Crossfire TRT).	791	Deliantra).
604		792
605	=over 4	793	=over 4
606		794
607	=item $attachable->attach ($attachment, key => $value...)	795	=item $attachable->attach ($attachment, key => $value...)
608		796
…		…
652	=item cf::CLASS::attachment $name, ...	840	=item cf::CLASS::attachment $name, ...
653		841
654	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
655	given CLASS can refer to this attachment.	843	given CLASS can refer to this attachment.
656		844
657	Some classes such as crossfire maps and objects can specify attachments	845	Some classes such as deliantra maps and objects can specify attachments
658	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.
659		847
660	These calls expect any number of the following handler/hook descriptions:	848	These calls expect any number of the following handler/hook descriptions:
661		849
662	=over 4	850	=over 4
…		…
860	";	1048	";
861	die if $@;	1049	die if $@;
862	}	1050	}
863		1051
864	our $override;	1052	our $override;
865	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?
866		1054
867	sub override {	1055	sub override {
868	$override = 1;	1056	$override = 1;
869	@invoke_results = ();	1057	@INVOKE_RESULTS = (@_);
870	}	1058	}
871		1059
872	sub do_invoke {	1060	sub do_invoke {
873	my $event = shift;	1061	my $event = shift;
874	my $callbacks = shift;	1062	my $callbacks = shift;
875		1063
876	@invoke_results = ();	1064	@INVOKE_RESULTS = ();
877		1065
878	local $override;	1066	local $override;
879		1067
880	for (@$callbacks) {	1068	for (@$callbacks) {
881	eval { &{$_->[1]} };	1069	eval { &{$_->[1]} };
…		…
890	}	1078	}
891		1079
892	0	1080	0
893	}	1081	}
894		1082
895	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1083	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
896		1084
897	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1085	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
898		1086
899	Generate an object-specific event with the given arguments.	1087	Generate an object-specific event with the given arguments.
900		1088
901	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
902	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
903	results (if you must, access C<@cf::invoke_results> directly).	1091	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
904		1092
905	=back	1093	=back
906		1094
907	=cut	1095	=cut
908		1096
909	#############################################################################	1097	#############################################################################
910	# 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	}
911		1141
912	sub reattach {	1142	sub reattach {
913	# basically do the same as instantiate, without calling instantiate	1143	# basically do the same as instantiate, without calling instantiate
914	my ($obj) = @_;	1144	my ($obj) = @_;
915		1145
		1146	# no longer needed after getting rid of delete_package?
916	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
917		1148
918	my $registry = $obj->registry;	1149	my $registry = $obj->registry;
919		1150
920	@$registry = ();	1151	@$registry = ();
921		1152
…		…
936	cf::attachable->attach (	1167	cf::attachable->attach (
937	prio => -1000000,	1168	prio => -1000000,
938	on_instantiate => sub {	1169	on_instantiate => sub {
939	my ($obj, $data) = @_;	1170	my ($obj, $data) = @_;
940		1171
941	$data = from_json $data;	1172	$data = decode_json $data;
942		1173
943	for (@$data) {	1174	for (@$data) {
944	my ($name, $args) = @$_;	1175	my ($name, $args) = @$_;
945		1176
946	$obj->attach ($name, %{$args || {} });	1177	$obj->attach ($name, %{$args || {} });
…		…
962	sub object_freezer_save {	1193	sub object_freezer_save {
963	my ($filename, $rdata, $objs) = @_;	1194	my ($filename, $rdata, $objs) = @_;
964		1195
965	sync_job {	1196	sync_job {
966	if (length $$rdata) {	1197	if (length $$rdata) {
		1198	utf8::decode (my $decname = $filename);
967	warn sprintf "saving %s (%d,%d)\n",	1199	warn sprintf "saving %s (%d,%d)\n",
968	$filename, length $$rdata, scalar @$objs;	1200	$decname, length $$rdata, scalar @$objs
		1201	if $VERBOSE_IO;
969		1202
970	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1203	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
971	chmod SAVE_MODE, $fh;	1204	aio_chmod $fh, SAVE_MODE;
972	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1205	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
973	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	}
974	close $fh;	1210	aio_close $fh;
975		1211
976	if (@$objs) {	1212	if (@$objs) {
977	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) {
978	chmod SAVE_MODE, $fh;	1214	aio_chmod $fh, SAVE_MODE;
979	my $data = Storable::nfreeze { version => 1, objs => $objs };	1215	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
980	aio_write $fh, 0, (length $data), $data, 0;	1216	aio_write $fh, 0, (length $data), $data, 0;
981	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	}
982	close $fh;	1221	aio_close $fh;
983	aio_rename "$filename.pst~", "$filename.pst";	1222	aio_rename "$filename.pst~", "$filename.pst";
984	}	1223	}
985	} else {	1224	} else {
986	aio_unlink "$filename.pst";	1225	aio_unlink "$filename.pst";
987	}	1226	}
988		1227
989	aio_rename "$filename~", $filename;	1228	aio_rename "$filename~", $filename;
		1229
		1230	$filename =~ s%/[^/]+$%%;
		1231	aio_pathsync $filename if $cf::USE_FSYNC;
990	} else {	1232	} else {
991	warn "FATAL: $filename~: $!\n";	1233	warn "unable to save objects: $filename~: $!\n";
992	}	1234	}
993	} else {	1235	} else {
994	aio_unlink $filename;	1236	aio_unlink $filename;
995	aio_unlink "$filename.pst";	1237	aio_unlink "$filename.pst";
996	}	1238	}
997	}	1239	};
998	}	1240	}
999		1241
1000	sub object_freezer_as_string {	1242	sub object_freezer_as_string {
1001	my ($rdata, $objs) = @_;	1243	my ($rdata, $objs) = @_;
1002		1244
…		…
1014	or return;	1256	or return;
1015		1257
1016	unless (aio_stat "$filename.pst") {	1258	unless (aio_stat "$filename.pst") {
1017	(aio_load "$filename.pst", $av) >= 0	1259	(aio_load "$filename.pst", $av) >= 0
1018	or return;	1260	or return;
		1261
1019	$av = eval { (Storable::thaw $av)->{objs} };	1262	my $st = eval { Coro::Storable::thaw $av };
		1263	$av = $st->{objs};
1020	}	1264	}
1021		1265
		1266	utf8::decode (my $decname = $filename);
1022	warn sprintf "loading %s (%d)\n",	1267	warn sprintf "loading %s (%d,%d)\n",
1023	$filename, length $data, scalar @{$av || []};	1268	$decname, length $data, scalar @{$av || []}
		1269	if $VERBOSE_IO;
		1270
1024	return ($data, $av);	1271	($data, $av)
1025	}	1272	}
1026		1273
1027	=head2 COMMAND CALLBACKS	1274	=head2 COMMAND CALLBACKS
1028		1275
1029	=over 4	1276	=over 4
…		…
1083	my ($name, $cb) = @_;	1330	my ($name, $cb) = @_;
1084		1331
1085	$EXTICMD{$name} = $cb;	1332	$EXTICMD{$name} = $cb;
1086	}	1333	}
1087		1334
		1335	use File::Glob ();
		1336
1088	cf::player->attach (	1337	cf::player->attach (
1089	on_command => sub {	1338	on_unknown_command => sub {
1090	my ($pl, $name, $params) = @_;	1339	my ($pl, $name, $params) = @_;
1091		1340
1092	my $cb = $COMMAND{$name}	1341	my $cb = $COMMAND{$name}
1093	or return;	1342	or return;
1094		1343
…		…
1102	my ($pl, $buf) = @_;	1351	my ($pl, $buf) = @_;
1103		1352
1104	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1353	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1105		1354
1106	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
1107	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1363	if (my $cb = $EXTCMD{$type}) {
1108	if (my %reply = $cb->($pl, $msg)) {	1364	@reply = $cb->($pl, @payload);
1109	$pl->ext_reply ($msg->{msgid}, %reply);
1110	}
1111	}	1365	}
		1366
		1367	$pl->ext_reply ($reply, @reply)
		1368	if $reply;
		1369
1112	} else {	1370	} else {
1113	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1371	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1114	}	1372	}
1115		1373
1116	cf::override;	1374	cf::override;
1117	},	1375	},
1118	);	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	}
1119		1390
1120	sub load_extensions {	1391	sub load_extensions {
1121	cf::sync_job {	1392	cf::sync_job {
1122	my %todo;	1393	my %todo;
1123		1394
…		…
1143		1414
1144	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1415	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1145	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1416	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1146		1417
1147	$ext{source} =	1418	$ext{source} =
1148	"package $pkg; use strict; use utf8;\n"	1419	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1149	. "#line 1 \"$path\"\n{\n"	1420	. "#line 1 \"$path\"\n{\n"
1150	. $source	1421	. $source
1151	. "\n};\n1";	1422	. "\n};\n1";
1152		1423
1153	$todo{$base} = \%ext;	1424	$todo{$base} = \%ext;
1154	}	1425	}
1155		1426
		1427	my $pass = 0;
1156	my %done;	1428	my %done;
1157	while (%todo) {	1429	while (%todo) {
1158	my $progress;	1430	my $progress;
1159		1431
		1432	++$pass;
		1433
		1434	ext:
1160	while (my ($k, $v) = each %todo) {	1435	while (my ($k, $v) = each %todo) {
1161	for (split /,\s*/, $v->{meta}{depends}) {	1436	for (split /,\s*/, $v->{meta}{depends}) {
1162	goto skip	1437	next ext
1163	unless exists $done{$_};	1438	unless exists $done{$_};
1164	}	1439	}
1165		1440
1166	warn "... loading '$k' into '$v->{pkg}'\n";	1441	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1167		1442
1168	unless (eval $v->{source}) {	1443	my $active = eval $v->{source};
		1444
		1445	if (length $@) {
1169	my $msg = $@ ? "$v->{path}: $@\n"	1446	warn "$v->{path}: $@\n";
1170	: "$v->{base}: extension inactive.\n";
1171		1447
		1448	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1172	if (exists $v->{meta}{mandatory}) {	1449	if exists $v->{meta}{mandatory};
1173	warn $msg;	1450
1174	warn "mandatory extension failed to load, exiting.\n";	1451	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1175	exit 1;	1452	delete $todo{$k};
1176	}	1453	} else {
1177		1454	$done{$k} = delete $todo{$k};
1178	warn $msg;	1455	push @EXTS, $v->{pkg};
		1456	$progress = 1;
		1457
		1458	warn "$v->{base}: extension inactive.\n"
		1459	unless $active;
1179	}	1460	}
1180
1181	$done{$k} = delete $todo{$k};
1182	push @EXTS, $v->{pkg};
1183	$progress = 1;
1184	}	1461	}
1185		1462
1186	skip:	1463	unless ($progress) {
1187	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1464	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1188	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	}
1189	}	1471	}
1190	};	1472	};
1191	}	1473	}
1192		1474
1193	#############################################################################	1475	#############################################################################
1194		1476
1195	=back	1477	=back
1196		1478
1197	=head2 CORE EXTENSIONS	1479	=head2 CORE EXTENSIONS
1198		1480
1199	Functions and methods that extend core crossfire objects.	1481	Functions and methods that extend core deliantra objects.
1200		1482
1201	=cut	1483	=cut
1202		1484
1203	package cf::player;	1485	package cf::player;
1204		1486
1205	use Coro::AIO;	1487	use Coro::AIO;
1206		1488
1207	=head3 cf::player	1489	=head3 cf::player
1208		1490
1209	=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	}
1210		1506
1211	=item cf::player::find $login	1507	=item cf::player::find $login
1212		1508
1213	Returns the given player object, loading it if necessary (might block).	1509	Returns the given player object, loading it if necessary (might block).
1214		1510
…		…
1233		1529
1234	sub exists($) {	1530	sub exists($) {
1235	my ($login) = @_;	1531	my ($login) = @_;
1236		1532
1237	$cf::PLAYER{$login}	1533	$cf::PLAYER{$login}
1238	or cf::sync_job { !aio_stat path $login }	1534	or !aio_stat path $login
1239	}	1535	}
1240		1536
1241	sub find($) {	1537	sub find($) {
1242	return $cf::PLAYER{$_[0]} || do {	1538	return $cf::PLAYER{$_[0]} || do {
1243	my $login = $_[0];	1539	my $login = $_[0];
…		…
1250	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1546	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1251	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1547	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1252	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1548	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1253	aio_unlink +(playerdir $login) . "/$login.pl";	1549	aio_unlink +(playerdir $login) . "/$login.pl";
1254		1550
1255	my $pl = load_pl path $login	1551	my $f = new_from_file cf::object::thawer path $login
1256	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;
1257	$cf::PLAYER{$login} = $pl	1559	$cf::PLAYER{$login} = $pl
1258	}	1560	}
1259	}	1561	}
1260	}	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	);
1261		1576
1262	sub save($) {	1577	sub save($) {
1263	my ($pl) = @_;	1578	my ($pl) = @_;
1264		1579
1265	return if $pl->{deny_save};	1580	return if $pl->{deny_save};
…		…
1270	return if $pl->{deny_save};	1585	return if $pl->{deny_save};
1271		1586
1272	aio_mkdir playerdir $pl, 0770;	1587	aio_mkdir playerdir $pl, 0770;
1273	$pl->{last_save} = $cf::RUNTIME;	1588	$pl->{last_save} = $cf::RUNTIME;
1274		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
1275	$pl->save_pl ($path);	1595	$pl->save_pl ($path);
1276	Coro::cede;	1596	cf::cede_to_tick;
1277	}	1597	}
1278		1598
1279	sub new($) {	1599	sub new($) {
1280	my ($login) = @_;	1600	my ($login) = @_;
1281		1601
…		…
1287	$cf::PLAYER{$login} = $self;	1607	$cf::PLAYER{$login} = $self;
1288		1608
1289	$self	1609	$self
1290	}	1610	}
1291		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
1292	=item $pl->quit_character	1622	=item $pl->quit_character
1293		1623
1294	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
1295	be destroyed. May block for a long time.	1625	be destroyed. May block for a long time.
1296		1626
…		…
1300	my ($pl) = @_;	1630	my ($pl) = @_;
1301		1631
1302	my $name = $pl->ob->name;	1632	my $name = $pl->ob->name;
1303		1633
1304	$pl->{deny_save} = 1;	1634	$pl->{deny_save} = 1;
1305	$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
1306		1636
1307	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1637	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1308	$pl->deactivate;	1638	$pl->deactivate;
		1639	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1309	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1640	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1310	$pl->ns->destroy if $pl->ns;	1641	$pl->ns->destroy if $pl->ns;
1311		1642
1312	my $path = playerdir $pl;	1643	my $path = playerdir $pl;
1313	my $temp = "$path~$cf::RUNTIME~deleting~";	1644	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1349	or return [];	1680	or return [];
1350		1681
1351	my @logins;	1682	my @logins;
1352		1683
1353	for my $login (@$dirs) {	1684	for my $login (@$dirs) {
		1685	my $path = path $login;
		1686
		1687	# a .pst is a dead give-away for a valid player
		1688	# if no pst file found, open and chekc for blocked users
		1689	if (aio_stat "$path.pst") {
1354	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1690	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1355	aio_read $fh, 0, 512, my $buf, 0 or next;	1691	aio_read $fh, 0, 512, my $buf, 0 or next;
1356	$buf !~ /^password -------------$/m or next; # official not-valid tag	1692	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1693	}
1357		1694
1358	utf8::decode $login;	1695	utf8::decode $login;
1359	push @logins, $login;	1696	push @logins, $login;
1360	}	1697	}
1361		1698
1362	\@logins	1699	\@logins
1363	}	1700	}
1364		1701
1365	=item $player->maps	1702	=item $player->maps
		1703
		1704	=item cf::player::maps $login
1366		1705
1367	Returns an arrayref of map paths that are private for this	1706	Returns an arrayref of map paths that are private for this
1368	player. May block.	1707	player. May block.
1369		1708
1370	=cut	1709	=cut
…		…
1388	}	1727	}
1389		1728
1390	\@paths	1729	\@paths
1391	}	1730	}
1392		1731
1393	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1732	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1394		1733
1395	Expand crossfire pod fragments into protocol xml.	1734	Expand deliantra pod fragments into protocol xml.
1396		1735
1397	=cut
1398
1399	sub expand_cfpod {
1400	((my $self), (local $_)) = @_;
1401
1402	# escape & and <
1403	s/&/&amp;/g;
1404	s/(?<![BIUGH])</&lt;/g;
1405
1406	# this is buggy, it needs to properly take care of nested <'s
1407
1408	1 while
1409	# replace B<>, I<>, U<> etc.
1410	s/B<([^\>]*)>/<b>$1<\/b>/
1411	|| s/I<([^\>]*)>/<i>$1<\/i>/
1412	|| s/U<([^\>]*)>/<u>$1<\/u>/
1413	# replace G<male|female> tags
1414	|| s{G<([^>|]*)\|([^>]*)>}{
1415	$self->gender ? $2 : $1
1416	}ge
1417	# replace H<hint text>
1418	|| s{H<([^\>]*)>}
1419	{
1420	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1421	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1422	"")
1423	[$self->{hintmode}]
1424	}ge;
1425
1426	# create single paragraphs (very hackish)
1427	s/(?<=\S)\n(?=\w)/ /g;
1428
1429	# compress some whitespace
1430	s/\s+\n/\n/g; # ws line-ends
1431	s/\n\n+/\n/g; # double lines
1432	s/^\n+//; # beginning lines
1433	s/\n+$//; # ending lines
1434
1435	$_
1436	}
1437
1438	sub hintmode {
1439	$_[0]{hintmode} = $_[1] if @_ > 1;
1440	$_[0]{hintmode}
1441	}
1442
1443	=item $player->ext_reply ($msgid, %msg)	1736	=item $player->ext_reply ($msgid, @msg)
1444		1737
1445	Sends an ext reply to the player.	1738	Sends an ext reply to the player.
1446		1739
1447	=cut	1740	=cut
1448		1741
1449	sub ext_reply($$%) {	1742	sub ext_reply($$@) {
1450	my ($self, $id, %msg) = @_;	1743	my ($self, $id, @msg) = @_;
1451		1744
1452	$msg{msgid} = $id;	1745	$self->ns->ext_reply ($id, @msg)
1453	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1454	}	1746	}
1455		1747
1456	=item $player->ext_event ($type, %msg)	1748	=item $player->ext_msg ($type, @msg)
1457		1749
1458	Sends an ext event to the client.	1750	Sends an ext event to the client.
1459		1751
1460	=cut	1752	=cut
1461		1753
1462	sub ext_event($$%) {	1754	sub ext_msg($$@) {
1463	my ($self, $type, %msg) = @_;	1755	my ($self, $type, @msg) = @_;
1464		1756
1465	$self->ns->ext_event ($type, %msg);	1757	$self->ns->ext_msg ($type, @msg);
1466	}	1758	}
1467		1759
1468	=head3 cf::region	1760	=head3 cf::region
1469		1761
1470	=over 4	1762	=over 4
…		…
1480	=cut	1772	=cut
1481		1773
1482	sub find_by_path($) {	1774	sub find_by_path($) {
1483	my ($path) = @_;	1775	my ($path) = @_;
1484		1776
		1777	$path =~ s/^~[^\/]*//; # skip ~login
		1778
1485	my ($match, $specificity);	1779	my ($match, $specificity);
1486		1780
1487	for my $region (list) {	1781	for my $region (list) {
1488	if ($region->match && $path =~ $region->match) {	1782	if ($region->{match} && $path =~ $region->{match}) {
1489	($match, $specificity) = ($region, $region->specificity)	1783	($match, $specificity) = ($region, $region->specificity)
1490	if $region->specificity > $specificity;	1784	if $region->specificity > $specificity;
1491	}	1785	}
1492	}	1786	}
1493		1787
…		…
1514	our $MAX_RESET = 3600;	1808	our $MAX_RESET = 3600;
1515	our $DEFAULT_RESET = 3000;	1809	our $DEFAULT_RESET = 3000;
1516		1810
1517	sub generate_random_map {	1811	sub generate_random_map {
1518	my ($self, $rmp) = @_;	1812	my ($self, $rmp) = @_;
		1813
		1814	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1815
1519	# mit "rum" bekleckern, nicht	1816	# mit "rum" bekleckern, nicht
1520	$self->_create_random_map (	1817	$self->_create_random_map (
1521	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1818	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1522	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1819	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1523	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1820	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1524	$rmp->{exit_on_final_map},	1821	$rmp->{exit_on_final_map},
1525	$rmp->{xsize}, $rmp->{ysize},	1822	$rmp->{xsize}, $rmp->{ysize},
1526	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1823	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1527	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1824	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1549		1846
1550	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1847	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1551	}	1848	}
1552		1849
1553	# also paths starting with '/'	1850	# also paths starting with '/'
1554	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1851	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1555		1852
1556	sub thawer_merge {	1853	sub thawer_merge {
1557	my ($self, $merge) = @_;	1854	my ($self, $merge) = @_;
1558		1855
1559	# we have to keep some variables in memory intact	1856	# we have to keep some variables in memory intact
…		…
1613	$self->init; # pass $1 etc.	1910	$self->init; # pass $1 etc.
1614	return $self;	1911	return $self;
1615	}	1912	}
1616	}	1913	}
1617		1914
1618	Carp::carp "unable to resolve path '$path' (base '$base').";	1915	Carp::cluck "unable to resolve path '$path' (base '$base').";
1619	()	1916	()
1620	}	1917	}
1621		1918
1622	sub init {	1919	sub init {
1623	my ($self) = @_;	1920	my ($self) = @_;
…		…
1645		1942
1646	# the temporary/swap location	1943	# the temporary/swap location
1647	sub save_path {	1944	sub save_path {
1648	my ($self) = @_;	1945	my ($self) = @_;
1649		1946
1650	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1947	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1651	"$TMPDIR/$path.map"	1948	"$TMPDIR/$path.map"
1652	}	1949	}
1653		1950
1654	# the unique path, undef == no special unique path	1951	# the unique path, undef == no special unique path
1655	sub uniq_path {	1952	sub uniq_path {
1656	my ($self) = @_;	1953	my ($self) = @_;
1657		1954
1658	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1955	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1659	"$UNIQUEDIR/$path"	1956	"$UNIQUEDIR/$path"
1660	}
1661
1662	# and all this just because we cannot iterate over
1663	# all maps in C++...
1664	sub change_all_map_light {
1665	my ($change) = @_;
1666
1667	$_->change_map_light ($change)
1668	for grep $_->outdoor, values %cf::MAP;
1669	}	1957	}
1670		1958
1671	sub decay_objects {	1959	sub decay_objects {
1672	my ($self) = @_;	1960	my ($self) = @_;
1673		1961
…		…
1686		1974
1687	sub load_header_from($) {	1975	sub load_header_from($) {
1688	my ($self, $path) = @_;	1976	my ($self, $path) = @_;
1689		1977
1690	utf8::encode $path;	1978	utf8::encode $path;
1691	#aio_open $path, O_RDONLY, 0	1979	my $f = new_from_file cf::object::thawer $path
1692	# or return;
1693
1694	$self->_load_header ($path)
1695	or return;	1980	or return;
		1981
		1982	$self->_load_header ($f)
		1983	or return;
		1984
		1985	local $MAP_LOADING{$self->{path}} = $self;
		1986	$f->resolve_delayed_derefs;
1696		1987
1697	$self->{load_path} = $path;	1988	$self->{load_path} = $path;
1698		1989
1699	1	1990	1
1700	}	1991	}
…		…
1754	sub find {	2045	sub find {
1755	my ($path, $origin) = @_;	2046	my ($path, $origin) = @_;
1756		2047
1757	$path = normalise $path, $origin && $origin->path;	2048	$path = normalise $path, $origin && $origin->path;
1758		2049
		2050	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1759	cf::lock_wait "map_find:$path";	2051	my $guard2 = cf::lock_acquire "map_find:$path";
1760		2052
1761	$cf::MAP{$path} || do {	2053	$cf::MAP{$path} || do {
1762	my $guard = cf::lock_acquire "map_find:$path";
1763	my $map = new_from_path cf::map $path	2054	my $map = new_from_path cf::map $path
1764	or return;	2055	or return;
1765		2056
1766	$map->{last_save} = $cf::RUNTIME;	2057	$map->{last_save} = $cf::RUNTIME;
1767		2058
…		…
1769	or return;	2060	or return;
1770		2061
1771	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2062	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1772	# doing this can freeze the server in a sync job, obviously	2063	# doing this can freeze the server in a sync job, obviously
1773	#$cf::WAIT_FOR_TICK->wait;	2064	#$cf::WAIT_FOR_TICK->wait;
		2065	undef $guard2;
		2066	undef $guard1;
1774	$map->reset;	2067	$map->reset;
1775	undef $guard;
1776	return find $path;	2068	return find $path;
1777	}	2069	}
1778		2070
1779	$cf::MAP{$path} = $map	2071	$cf::MAP{$path} = $map
1780	}	2072	}
1781	}	2073	}
1782		2074
1783	sub pre_load { }	2075	sub pre_load { }
1784	sub post_load { }	2076	#sub post_load { } # XS
1785		2077
1786	sub load {	2078	sub load {
1787	my ($self) = @_;	2079	my ($self) = @_;
1788		2080
1789	local $self->{deny_reset} = 1; # loading can take a long time	2081	local $self->{deny_reset} = 1; # loading can take a long time
1790		2082
1791	my $path = $self->{path};	2083	my $path = $self->{path};
1792		2084
1793	{	2085	{
1794	my $guard = cf::lock_acquire "map_load:$path";	2086	my $guard = cf::lock_acquire "map_data:$path";
1795		2087
		2088	return unless $self->valid;
1796	return if $self->in_memory != cf::MAP_SWAPPED;	2089	return unless $self->in_memory == cf::MAP_SWAPPED;
1797		2090
1798	$self->in_memory (cf::MAP_LOADING);	2091	$self->in_memory (cf::MAP_LOADING);
1799		2092
1800	$self->alloc;	2093	$self->alloc;
1801		2094
1802	$self->pre_load;	2095	$self->pre_load;
1803	Coro::cede;	2096	cf::cede_to_tick;
1804		2097
		2098	my $f = new_from_file cf::object::thawer $self->{load_path};
		2099	$f->skip_block;
1805	$self->_load_objects ($self->{load_path}, 1)	2100	$self->_load_objects ($f)
1806	or return;	2101	or return;
1807		2102
1808	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2103	$self->post_load_original
1809	if delete $self->{load_original};	2104	if delete $self->{load_original};
1810		2105
1811	if (my $uniq = $self->uniq_path) {	2106	if (my $uniq = $self->uniq_path) {
1812	utf8::encode $uniq;	2107	utf8::encode $uniq;
1813	if (aio_open $uniq, O_RDONLY, 0) {	2108	unless (aio_stat $uniq) {
		2109	if (my $f = new_from_file cf::object::thawer $uniq) {
1814	$self->clear_unique_items;	2110	$self->clear_unique_items;
1815	$self->_load_objects ($uniq, 0);	2111	$self->_load_objects ($f);
		2112	$f->resolve_delayed_derefs;
		2113	}
1816	}	2114	}
1817	}	2115	}
1818		2116
1819	Coro::cede;	2117	$f->resolve_delayed_derefs;
		2118
		2119	cf::cede_to_tick;
1820	# now do the right thing for maps	2120	# now do the right thing for maps
1821	$self->link_multipart_objects;	2121	$self->link_multipart_objects;
1822	$self->difficulty ($self->estimate_difficulty)	2122	$self->difficulty ($self->estimate_difficulty)
1823	unless $self->difficulty;	2123	unless $self->difficulty;
1824	Coro::cede;	2124	cf::cede_to_tick;
1825		2125
1826	unless ($self->{deny_activate}) {	2126	unless ($self->{deny_activate}) {
1827	$self->decay_objects;	2127	$self->decay_objects;
1828	$self->fix_auto_apply;	2128	$self->fix_auto_apply;
1829	$self->update_buttons;	2129	$self->update_buttons;
1830	Coro::cede;	2130	cf::cede_to_tick;
1831	$self->set_darkness_map;
1832	Coro::cede;
1833	$self->activate;	2131	$self->activate;
1834	}	2132	}
1835		2133
		2134	$self->{last_save} = $cf::RUNTIME;
		2135	$self->last_access ($cf::RUNTIME);
		2136
1836	$self->in_memory (cf::MAP_IN_MEMORY);	2137	$self->in_memory (cf::MAP_ACTIVE);
1837	}	2138	}
1838		2139
1839	$self->post_load;	2140	$self->post_load;
1840	}	2141	}
1841		2142
		2143	# customize the map for a given player, i.e.
		2144	# return the _real_ map. used by e.g. per-player
		2145	# maps to change the path to ~playername/mappath
1842	sub customise_for {	2146	sub customise_for {
1843	my ($self, $ob) = @_;	2147	my ($self, $ob) = @_;
1844		2148
1845	return find "~" . $ob->name . "/" . $self->{path}	2149	return find "~" . $ob->name . "/" . $self->{path}
1846	if $self->per_player;	2150	if $self->per_player;
…		…
1850		2154
1851	$self	2155	$self
1852	}	2156	}
1853		2157
1854	# find and load all maps in the 3x3 area around a map	2158	# find and load all maps in the 3x3 area around a map
1855	sub load_diag {	2159	sub load_neighbours {
1856	my ($map) = @_;	2160	my ($map) = @_;
1857		2161
1858	my @diag; # diagonal neighbours	2162	my @neigh; # diagonal neighbours
1859		2163
1860	for (0 .. 3) {	2164	for (0 .. 3) {
1861	my $neigh = $map->tile_path ($_)	2165	my $neigh = $map->tile_path ($_)
1862	or next;	2166	or next;
1863	$neigh = find $neigh, $map	2167	$neigh = find $neigh, $map
1864	or next;	2168	or next;
1865	$neigh->load;	2169	$neigh->load;
1866		2170
		2171	# now find the diagonal neighbours
		2172	push @neigh,
1867	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2173	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1868	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2174	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1869	}	2175	}
1870		2176
1871	for (@diag) {	2177	for (grep defined $_->[0], @neigh) {
		2178	my ($path, $origin) = @$_;
1872	my $neigh = find @$_	2179	my $neigh = find $path, $origin
1873	or next;	2180	or next;
1874	$neigh->load;	2181	$neigh->load;
1875	}	2182	}
1876	}	2183	}
1877		2184
…		…
1882	}	2189	}
1883		2190
1884	sub do_load_sync {	2191	sub do_load_sync {
1885	my ($map) = @_;	2192	my ($map) = @_;
1886		2193
		2194	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2195	if $Coro::current == $Coro::main;
		2196
1887	cf::sync_job { $map->load };	2197	cf::sync_job { $map->load };
1888	}	2198	}
1889		2199
1890	our %MAP_PREFETCH;	2200	our %MAP_PREFETCH;
1891	our $MAP_PREFETCHER = undef;	2201	our $MAP_PREFETCHER = undef;
1892		2202
1893	sub find_async {	2203	sub find_async {
1894	my ($path, $origin) = @_;	2204	my ($path, $origin, $load) = @_;
1895		2205
1896	$path = normalise $path, $origin && $origin->{path};	2206	$path = normalise $path, $origin && $origin->{path};
1897		2207
1898	if (my $map = $cf::MAP{$path}) {	2208	if (my $map = $cf::MAP{$path}) {
1899	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2209	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1900	}	2210	}
1901		2211
1902	undef $MAP_PREFETCH{$path};	2212	$MAP_PREFETCH{$path} |= $load;
		2213
1903	$MAP_PREFETCHER ||= cf::async {	2214	$MAP_PREFETCHER ||= cf::async {
		2215	$Coro::current->{desc} = "map prefetcher";
		2216
1904	while (%MAP_PREFETCH) {	2217	while (%MAP_PREFETCH) {
1905	for my $path (keys %MAP_PREFETCH) {	2218	while (my ($k, $v) = each %MAP_PREFETCH) {
1906	my $map = find $path	2219	if (my $map = find $k) {
1907	or next;
1908	$map->load;	2220	$map->load if $v;
		2221	}
1909		2222
1910	delete $MAP_PREFETCH{$path};	2223	delete $MAP_PREFETCH{$k};
1911	}	2224	}
1912	}	2225	}
1913	undef $MAP_PREFETCHER;	2226	undef $MAP_PREFETCHER;
1914	};	2227	};
1915	$MAP_PREFETCHER->prio (6);	2228	$MAP_PREFETCHER->prio (6);
1916		2229
1917	()	2230	()
1918	}	2231	}
1919		2232
		2233	# common code, used by both ->save and ->swapout
1920	sub save {	2234	sub _save {
1921	my ($self) = @_;	2235	my ($self) = @_;
1922
1923	my $lock = cf::lock_acquire "map_data:" . $self->path;
1924		2236
1925	$self->{last_save} = $cf::RUNTIME;	2237	$self->{last_save} = $cf::RUNTIME;
1926		2238
1927	return unless $self->dirty;	2239	return unless $self->dirty;
1928		2240
…		…
1934	return if $self->{deny_save};	2246	return if $self->{deny_save};
1935		2247
1936	local $self->{last_access} = $self->last_access;#d#	2248	local $self->{last_access} = $self->last_access;#d#
1937		2249
1938	cf::async {	2250	cf::async {
		2251	$Coro::current->{desc} = "map player save";
1939	$_->contr->save for $self->players;	2252	$_->contr->save for $self->players;
1940	};	2253	};
		2254
		2255	cf::get_slot 0.02;
1941		2256
1942	if ($uniq) {	2257	if ($uniq) {
1943	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2258	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1944	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2259	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1945	} else {	2260	} else {
1946	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2261	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1947	}	2262	}
1948	}	2263	}
1949		2264
		2265	sub save {
		2266	my ($self) = @_;
		2267
		2268	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2269
		2270	$self->_save;
		2271	}
		2272
1950	sub swap_out {	2273	sub swap_out {
1951	my ($self) = @_;	2274	my ($self) = @_;
1952		2275
1953	# save first because save cedes
1954	$self->save;
1955
1956	my $lock = cf::lock_acquire "map_data:" . $self->path;	2276	my $lock = cf::lock_acquire "map_data:$self->{path}";
1957		2277
		2278	return if $self->in_memory != cf::MAP_ACTIVE;
		2279	return if $self->{deny_save};
1958	return if $self->players;	2280	return if $self->players;
1959	return if $self->in_memory != cf::MAP_IN_MEMORY;
1960	return if $self->{deny_save};
1961		2281
		2282	# first deactivate the map and "unlink" it from the core
		2283	$self->deactivate;
		2284	$_->clear_links_to ($self) for values %cf::MAP;
		2285	$self->in_memory (cf::MAP_SWAPPED);
		2286
		2287	# then atomically save
		2288	$self->_save;
		2289
		2290	# then free the map
1962	$self->clear;	2291	$self->clear;
1963	$self->in_memory (cf::MAP_SWAPPED);
1964	}	2292	}
1965		2293
1966	sub reset_at {	2294	sub reset_at {
1967	my ($self) = @_;	2295	my ($self) = @_;
1968		2296
…		…
1986		2314
1987	my $lock = cf::lock_acquire "map_data:$self->{path}";	2315	my $lock = cf::lock_acquire "map_data:$self->{path}";
1988		2316
1989	return if $self->players;	2317	return if $self->players;
1990		2318
1991	warn "resetting map ", $self->path;	2319	warn "resetting map ", $self->path, "\n";
1992		2320
1993	$self->in_memory (cf::MAP_SWAPPED);	2321	$self->in_memory (cf::MAP_SWAPPED);
1994		2322
1995	# need to save uniques path	2323	# need to save uniques path
1996	unless ($self->{deny_save}) {	2324	unless ($self->{deny_save}) {
…		…
2000	if $uniq;	2328	if $uniq;
2001	}	2329	}
2002		2330
2003	delete $cf::MAP{$self->path};	2331	delete $cf::MAP{$self->path};
2004		2332
		2333	$self->deactivate;
		2334	$_->clear_links_to ($self) for values %cf::MAP;
2005	$self->clear;	2335	$self->clear;
2006
2007	$_->clear_links_to ($self) for values %cf::MAP;
2008		2336
2009	$self->unlink_save;	2337	$self->unlink_save;
2010	$self->destroy;	2338	$self->destroy;
2011	}	2339	}
2012		2340
2013	my $nuke_counter = "aaaa";	2341	my $nuke_counter = "aaaa";
2014		2342
2015	sub nuke {	2343	sub nuke {
2016	my ($self) = @_;	2344	my ($self) = @_;
2017		2345
		2346	{
		2347	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2348
2018	delete $cf::MAP{$self->path};	2349	delete $cf::MAP{$self->path};
2019		2350
2020	$self->unlink_save;	2351	$self->unlink_save;
2021		2352
2022	bless $self, "cf::map";	2353	bless $self, "cf::map::wrap";
2023	delete $self->{deny_reset};	2354	delete $self->{deny_reset};
2024	$self->{deny_save} = 1;	2355	$self->{deny_save} = 1;
2025	$self->reset_timeout (1);	2356	$self->reset_timeout (1);
2026	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2357	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2027		2358
2028	$cf::MAP{$self->path} = $self;	2359	$cf::MAP{$self->path} = $self;
		2360	}
2029		2361
2030	$self->reset; # polite request, might not happen	2362	$self->reset; # polite request, might not happen
2031	}	2363	}
2032		2364
2033	=item $maps = cf::map::tmp_maps	2365	=item $maps = cf::map::tmp_maps
…		…
2075		2407
2076	sub unique_maps() {	2408	sub unique_maps() {
2077	[	2409	[
2078	map {	2410	map {
2079	utf8::decode $_;	2411	utf8::decode $_;
2080	/\.map$/	2412	s/\.map$//; # TODO future compatibility hack
		2413	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2414	? ()
2081	? normalise $_	2415	: normalise $_
2082	: ()
2083	} @{ aio_readdir $UNIQUEDIR or [] }	2416	} @{ aio_readdir $UNIQUEDIR or [] }
2084	]	2417	]
2085	}	2418	}
2086		2419
2087	package cf;	2420	=item cf::map::static_maps
		2421
		2422	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2423	file in the shared directory excluding F</styles> and F</editor>). May
		2424	block.
		2425
		2426	=cut
		2427
		2428	sub static_maps() {
		2429	my @dirs = "";
		2430	my @maps;
		2431
		2432	while (@dirs) {
		2433	my $dir = shift @dirs;
		2434
		2435	next if $dir eq "/styles" || $dir eq "/editor";
		2436
		2437	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2438	or return;
		2439
		2440	for (@$files) {
		2441	s/\.map$// or next;
		2442	utf8::decode $_;
		2443	push @maps, "$dir/$_";
		2444	}
		2445
		2446	push @dirs, map "$dir/$_", @$dirs;
		2447	}
		2448
		2449	\@maps
		2450	}
2088		2451
2089	=back	2452	=back
2090		2453
2091	=head3 cf::object	2454	=head3 cf::object
2092		2455
…		…
2096		2459
2097	=over 4	2460	=over 4
2098		2461
2099	=item $ob->inv_recursive	2462	=item $ob->inv_recursive
2100		2463
2101	Returns the inventory of the object _and_ their inventories, recursively.	2464	Returns the inventory of the object I<and> their inventories, recursively,
		2465	but I<not> the object itself.
2102		2466
2103	=cut	2467	=cut
2104		2468
2105	sub inv_recursive_;	2469	sub inv_recursive_;
2106	sub inv_recursive_ {	2470	sub inv_recursive_ {
…		…
2109		2473
2110	sub inv_recursive {	2474	sub inv_recursive {
2111	inv_recursive_ inv $_[0]	2475	inv_recursive_ inv $_[0]
2112	}	2476	}
2113		2477
		2478	=item $ref = $ob->ref
		2479
		2480	Creates and returns a persistent reference to an object that can be stored as a string.
		2481
		2482	=item $ob = cf::object::deref ($refstring)
		2483
		2484	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2485	even if the object actually exists. May block.
		2486
		2487	=cut
		2488
		2489	sub deref {
		2490	my ($ref) = @_;
		2491
		2492	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2493	my ($uuid, $name) = ($1, $2);
		2494	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2495	or return;
		2496	$pl->ob->uuid eq $uuid
		2497	or return;
		2498
		2499	$pl->ob
		2500	} else {
		2501	warn "$ref: cannot resolve object reference\n";
		2502	undef
		2503	}
		2504	}
		2505
2114	package cf;	2506	package cf;
2115		2507
2116	=back	2508	=back
2117		2509
2118	=head3 cf::object::player	2510	=head3 cf::object::player
…		…
2124	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2516	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2125	can be C<undef>. Does the right thing when the player is currently in a	2517	can be C<undef>. Does the right thing when the player is currently in a
2126	dialogue with the given NPC character.	2518	dialogue with the given NPC character.
2127		2519
2128	=cut	2520	=cut
		2521
		2522	our $SAY_CHANNEL = {
		2523	id => "say",
		2524	title => "Map",
		2525	reply => "say ",
		2526	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2527	};
		2528
		2529	our $CHAT_CHANNEL = {
		2530	id => "chat",
		2531	title => "Chat",
		2532	reply => "chat ",
		2533	tooltip => "Player chat and shouts, global to the server.",
		2534	};
2129		2535
2130	# rough implementation of a future "reply" method that works	2536	# rough implementation of a future "reply" method that works
2131	# with dialog boxes.	2537	# with dialog boxes.
2132	#TODO: the first argument must go, split into a $npc->reply_to ( method	2538	#TODO: the first argument must go, split into a $npc->reply_to ( method
2133	sub cf::object::player::reply($$$;$) {	2539	sub cf::object::player::reply($$$;$) {
…		…
2140		2546
2141	} else {	2547	} else {
2142	my $pl = $self->contr;	2548	my $pl = $self->contr;
2143		2549
2144	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2550	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2145	my $diag = $pl->{npc_dialog};	2551	my $dialog = $pl->{npc_dialog};
2146	$diag->{pl}->ext_reply (	2552	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2147	$diag->{id},
2148	msgtype => "reply",
2149	msg => $diag->{pl}->expand_cfpod ($msg),
2150	add_topics => []
2151	);
2152		2553
2153	} else {	2554	} else {
2154	$msg = $npc->name . " says: $msg" if $npc;	2555	$msg = $npc->name . " says: $msg" if $npc;
2155	$self->message ($msg, $flags);	2556	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2156	}	2557	}
2157	}	2558	}
		2559	}
		2560
		2561	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2562
		2563	=cut
		2564
		2565	sub cf::object::send_msg {
		2566	my $pl = shift->contr
		2567	or return;
		2568	$pl->send_msg (@_);
2158	}	2569	}
2159		2570
2160	=item $player_object->may ("access")	2571	=item $player_object->may ("access")
2161		2572
2162	Returns wether the given player is authorized to access resource "access"	2573	Returns wether the given player is authorized to access resource "access"
…		…
2175		2586
2176	=item $player_object->enter_link	2587	=item $player_object->enter_link
2177		2588
2178	Freezes the player and moves him/her to a special map (C<{link}>).	2589	Freezes the player and moves him/her to a special map (C<{link}>).
2179		2590
2180	The player should be reasonably safe there for short amounts of time. You	2591	The player should be reasonably safe there for short amounts of time (e.g.
2181	I<MUST> call C<leave_link> as soon as possible, though.	2592	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2593	though, as the player cannot control the character while it is on the link
		2594	map.
2182		2595
2183	Will never block.	2596	Will never block.
2184		2597
2185	=item $player_object->leave_link ($map, $x, $y)	2598	=item $player_object->leave_link ($map, $x, $y)
2186		2599
…		…
2206	sub cf::object::player::enter_link {	2619	sub cf::object::player::enter_link {
2207	my ($self) = @_;	2620	my ($self) = @_;
2208		2621
2209	$self->deactivate_recursive;	2622	$self->deactivate_recursive;
2210		2623
		2624	++$self->{_link_recursion};
		2625
2211	return if UNIVERSAL::isa $self->map, "ext::map_link";	2626	return if UNIVERSAL::isa $self->map, "ext::map_link";
2212		2627
2213	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2628	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2214	if $self->map && $self->map->{path} ne "{link}";	2629	if $self->map && $self->map->{path} ne "{link}";
2215		2630
2216	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2631	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2217	}	2632	}
2218		2633
2219	sub cf::object::player::leave_link {	2634	sub cf::object::player::leave_link {
2220	my ($self, $map, $x, $y) = @_;	2635	my ($self, $map, $x, $y) = @_;
2221		2636
…		…
2238	($x, $y) = (-1, -1)	2653	($x, $y) = (-1, -1)
2239	unless (defined $x) && (defined $y);	2654	unless (defined $x) && (defined $y);
2240		2655
2241	# use -1 or undef as default coordinates, not 0, 0	2656	# use -1 or undef as default coordinates, not 0, 0
2242	($x, $y) = ($map->enter_x, $map->enter_y)	2657	($x, $y) = ($map->enter_x, $map->enter_y)
2243	if $x <=0 && $y <= 0;	2658	if $x <= 0 && $y <= 0;
2244		2659
2245	$map->load;	2660	$map->load;
2246	$map->load_diag;	2661	$map->load_neighbours;
2247		2662
2248	return unless $self->contr->active;	2663	return unless $self->contr->active;
2249	$self->activate_recursive;
2250		2664
2251	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2665	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2252	$self->enter_map ($map, $x, $y);	2666	if ($self->enter_map ($map, $x, $y)) {
2253	}	2667	# entering was successful
		2668	delete $self->{_link_recursion};
		2669	# only activate afterwards, to support waiting in hooks
		2670	$self->activate_recursive;
		2671	}
2254		2672
		2673	}
		2674
2255	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2675	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2256		2676
2257	Moves the player to the given map-path and coordinates by first freezing	2677	Moves the player to the given map-path and coordinates by first freezing
2258	her, loading and preparing them map, calling the provided $check callback	2678	her, loading and preparing them map, calling the provided $check callback
2259	that has to return the map if sucecssful, and then unfreezes the player on	2679	that has to return the map if sucecssful, and then unfreezes the player on
2260	the new (success) or old (failed) map position.	2680	the new (success) or old (failed) map position. In either case, $done will
		2681	be called at the end of this process.
		2682
		2683	Note that $check will be called with a potentially non-loaded map, so if
		2684	it needs a loaded map it has to call C<< ->load >>.
2261		2685
2262	=cut	2686	=cut
2263		2687
2264	our $GOTOGEN;	2688	our $GOTOGEN;
2265		2689
2266	sub cf::object::player::goto {	2690	sub cf::object::player::goto {
2267	my ($self, $path, $x, $y, $check) = @_;	2691	my ($self, $path, $x, $y, $check, $done) = @_;
		2692
		2693	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2694	warn "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2695	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2696	($path, $x, $y) = @$EMERGENCY_POSITION;
		2697	}
2268		2698
2269	# do generation counting so two concurrent goto's will be executed in-order	2699	# do generation counting so two concurrent goto's will be executed in-order
2270	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2700	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2271		2701
2272	$self->enter_link;	2702	$self->enter_link;
2273		2703
2274	(async {	2704	(async {
		2705	$Coro::current->{desc} = "player::goto $path $x $y";
		2706
		2707	# *tag paths override both path and x|y
		2708	if ($path =~ /^\*(.*)$/) {
		2709	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2710	my $ob = $obs[rand @obs];
		2711
		2712	# see if we actually can go there
		2713	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2714	$ob = $obs[rand @obs];
		2715	} else {
		2716	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2717	}
		2718	# else put us there anyways for now #d#
		2719
		2720	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2721	} else {
		2722	($path, $x, $y) = (undef, undef, undef);
		2723	}
		2724	}
		2725
2275	my $map = eval {	2726	my $map = eval {
2276	my $map = cf::map::find $path;	2727	my $map = defined $path ? cf::map::find $path : undef;
2277		2728
2278	if ($map) {	2729	if ($map) {
2279	$map = $map->customise_for ($self);	2730	$map = $map->customise_for ($self);
2280	$map = $check->($map) if $check && $map;	2731	$map = $check->($map, $x, $y, $self) if $check && $map;
2281	} else {	2732	} else {
2282	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2733	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2283	}	2734	}
2284		2735
2285	$map	2736	$map
2286	};	2737	};
2287		2738
…		…
2292		2743
2293	if ($gen == $self->{_goto_generation}) {	2744	if ($gen == $self->{_goto_generation}) {
2294	delete $self->{_goto_generation};	2745	delete $self->{_goto_generation};
2295	$self->leave_link ($map, $x, $y);	2746	$self->leave_link ($map, $x, $y);
2296	}	2747	}
		2748
		2749	$done->($self) if $done;
2297	})->prio (1);	2750	})->prio (1);
2298	}	2751	}
2299		2752
2300	=item $player_object->enter_exit ($exit_object)	2753	=item $player_object->enter_exit ($exit_object)
2301		2754
…		…
2321	}	2774	}
2322		2775
2323	sub prepare_random_map {	2776	sub prepare_random_map {
2324	my ($exit) = @_;	2777	my ($exit) = @_;
2325		2778
2326	my $guard = cf::lock_acquire "exit_prepare:$exit";
2327
2328	# all this does is basically replace the /! path by	2779	# all this does is basically replace the /! path by
2329	# a new random map path (?random/...) with a seed	2780	# a new random map path (?random/...) with a seed
2330	# that depends on the exit object	2781	# that depends on the exit object
2331		2782
2332	my $rmp = parse_random_map_params $exit->msg;	2783	my $rmp = parse_random_map_params $exit->msg;
…		…
2334	if ($exit->map) {	2785	if ($exit->map) {
2335	$rmp->{region} = $exit->region->name;	2786	$rmp->{region} = $exit->region->name;
2336	$rmp->{origin_map} = $exit->map->path;	2787	$rmp->{origin_map} = $exit->map->path;
2337	$rmp->{origin_x} = $exit->x;	2788	$rmp->{origin_x} = $exit->x;
2338	$rmp->{origin_y} = $exit->y;	2789	$rmp->{origin_y} = $exit->y;
		2790
		2791	$exit->map->touch;
2339	}	2792	}
2340		2793
2341	$rmp->{random_seed} ||= $exit->random_seed;	2794	$rmp->{random_seed} ||= $exit->random_seed;
2342		2795
2343	my $data = cf::to_json $rmp;	2796	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2344	my $md5 = Digest::MD5::md5_hex $data;	2797	my $md5 = Digest::MD5::md5_hex $data;
2345	my $meta = "$RANDOMDIR/$md5.meta";	2798	my $meta = "$RANDOMDIR/$md5.meta";
2346		2799
2347	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2800	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2348	aio_write $fh, 0, (length $data), $data, 0;	2801	aio_write $fh, 0, (length $data), $data, 0;
2349	undef $fh;	2802	undef $fh;
2350	aio_rename "$meta~", $meta;	2803	aio_rename "$meta~", $meta;
2351		2804
		2805	my $slaying = "?random/$md5";
		2806
		2807	if ($exit->valid) {
2352	$exit->slaying ("?random/$md5");	2808	$exit->slaying ("?random/$md5");
2353	$exit->msg (undef);	2809	$exit->msg (undef);
		2810	}
2354	}	2811	}
2355	}	2812	}
2356		2813
2357	sub cf::object::player::enter_exit {	2814	sub cf::object::player::enter_exit {
2358	my ($self, $exit) = @_;	2815	my ($self, $exit) = @_;
2359		2816
2360	return unless $self->type == cf::PLAYER;	2817	return unless $self->type == cf::PLAYER;
2361		2818
2362	if ($exit->slaying eq "/!") {
2363	#TODO: this should de-fi-ni-te-ly not be a sync-job
2364	# the problem is that $exit might not survive long enough
2365	# so it needs to be done right now, right here
2366	cf::sync_job { prepare_random_map $exit };
2367	}
2368
2369	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2370	my $hp = $exit->stats->hp;
2371	my $sp = $exit->stats->sp;
2372
2373	$self->enter_link;	2819	$self->enter_link;
2374		2820
2375	# if exit is damned, update players death & WoR home-position
2376	$self->contr->savebed ($slaying, $hp, $sp)
2377	if $exit->flag (FLAG_DAMNED);
2378
2379	(async {	2821	(async {
2380	$self->deactivate_recursive; # just to be sure	2822	$Coro::current->{desc} = "enter_exit";
		2823
2381	unless (eval {	2824	unless (eval {
		2825	$self->deactivate_recursive; # just to be sure
		2826
		2827	# random map handling
		2828	{
		2829	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2830
		2831	prepare_random_map $exit
		2832	if $exit->slaying eq "/!";
		2833	}
		2834
		2835	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2836	my $x = $exit->stats->hp;
		2837	my $y = $exit->stats->sp;
		2838
2382	$self->goto ($slaying, $hp, $sp);	2839	$self->goto ($map, $x, $y);
2383		2840
		2841	# if exit is damned, update players death & WoR home-position
		2842	$self->contr->savebed ($map, $x, $y)
		2843	if $exit->flag (cf::FLAG_DAMNED);
		2844
2384	1;	2845	1
2385	}) {	2846	}) {
2386	$self->message ("Something went wrong deep within the crossfire server. "	2847	$self->message ("Something went wrong deep within the deliantra server. "
2387	. "I'll try to bring you back to the map you were before. "	2848	. "I'll try to bring you back to the map you were before. "
2388	. "Please report this to the dungeon master!",	2849	. "Please report this to the dungeon master!",
2389	cf::NDI_UNIQUE | cf::NDI_RED);	2850	cf::NDI_UNIQUE | cf::NDI_RED);
2390		2851
2391	warn "ERROR in enter_exit: $@";	2852	warn "ERROR in enter_exit: $@";
…		…
2410		2871
2411	utf8::encode $text;	2872	utf8::encode $text;
2412	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2873	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2413	}	2874	}
2414		2875
		2876	=item $client->send_big_packet ($pkt)
		2877
		2878	Like C<send_packet>, but tries to compress large packets, and fragments
		2879	them as required.
		2880
		2881	=cut
		2882
		2883	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2884
		2885	sub cf::client::send_big_packet {
		2886	my ($self, $pkt) = @_;
		2887
		2888	# try lzf for large packets
		2889	$pkt = "lzf " . Compress::LZF::compress $pkt
		2890	if 1024 <= length $pkt and $self->{can_lzf};
		2891
		2892	# split very large packets
		2893	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2894	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2895	$pkt = "frag";
		2896	}
		2897
		2898	$self->send_packet ($pkt);
		2899	}
		2900
2415	=item $client->send_msg ($color, $type, $msg, [extra...])	2901	=item $client->send_msg ($channel, $msg, $color, [extra...])
2416		2902
2417	Send a drawinfo or msg packet to the client, formatting the msg for the	2903	Send a drawinfo or msg packet to the client, formatting the msg for the
2418	client if neccessary. C<$type> should be a string identifying the type of	2904	client if neccessary. C<$type> should be a string identifying the type of
2419	the message, with C<log> being the default. If C<$color> is negative, suppress	2905	the message, with C<log> being the default. If C<$color> is negative, suppress
2420	the message unless the client supports the msg packet.	2906	the message unless the client supports the msg packet.
2421		2907
2422	=cut	2908	=cut
2423		2909
		2910	# non-persistent channels (usually the info channel)
		2911	our %CHANNEL = (
		2912	"c/motd" => {
		2913	id => "infobox",
		2914	title => "MOTD",
		2915	reply => undef,
		2916	tooltip => "The message of the day",
		2917	},
		2918	"c/identify" => {
		2919	id => "infobox",
		2920	title => "Identify",
		2921	reply => undef,
		2922	tooltip => "Items recently identified",
		2923	},
		2924	"c/examine" => {
		2925	id => "infobox",
		2926	title => "Examine",
		2927	reply => undef,
		2928	tooltip => "Signs and other items you examined",
		2929	},
		2930	"c/shopinfo" => {
		2931	id => "infobox",
		2932	title => "Shop Info",
		2933	reply => undef,
		2934	tooltip => "What your bargaining skill tells you about the shop",
		2935	},
		2936	"c/book" => {
		2937	id => "infobox",
		2938	title => "Book",
		2939	reply => undef,
		2940	tooltip => "The contents of a note or book",
		2941	},
		2942	"c/lookat" => {
		2943	id => "infobox",
		2944	title => "Look",
		2945	reply => undef,
		2946	tooltip => "What you saw there",
		2947	},
		2948	"c/who" => {
		2949	id => "infobox",
		2950	title => "Players",
		2951	reply => undef,
		2952	tooltip => "Shows players who are currently online",
		2953	},
		2954	"c/body" => {
		2955	id => "infobox",
		2956	title => "Body Parts",
		2957	reply => undef,
		2958	tooltip => "Shows which body parts you posess and are available",
		2959	},
		2960	"c/statistics" => {
		2961	id => "infobox",
		2962	title => "Statistics",
		2963	reply => undef,
		2964	tooltip => "Shows your primary statistics",
		2965	},
		2966	"c/skills" => {
		2967	id => "infobox",
		2968	title => "Skills",
		2969	reply => undef,
		2970	tooltip => "Shows your experience per skill and item power",
		2971	},
		2972	"c/shopitems" => {
		2973	id => "infobox",
		2974	title => "Shop Items",
		2975	reply => undef,
		2976	tooltip => "Shows the items currently for sale in this shop",
		2977	},
		2978	"c/resistances" => {
		2979	id => "infobox",
		2980	title => "Resistances",
		2981	reply => undef,
		2982	tooltip => "Shows your resistances",
		2983	},
		2984	"c/pets" => {
		2985	id => "infobox",
		2986	title => "Pets",
		2987	reply => undef,
		2988	tooltip => "Shows information abotu your pets/a specific pet",
		2989	},
		2990	"c/perceiveself" => {
		2991	id => "infobox",
		2992	title => "Perceive Self",
		2993	reply => undef,
		2994	tooltip => "You gained detailed knowledge about yourself",
		2995	},
		2996	"c/uptime" => {
		2997	id => "infobox",
		2998	title => "Uptime",
		2999	reply => undef,
		3000	tooltip => "How long the server has been running since last restart",
		3001	},
		3002	"c/mapinfo" => {
		3003	id => "infobox",
		3004	title => "Map Info",
		3005	reply => undef,
		3006	tooltip => "Information related to the maps",
		3007	},
		3008	"c/party" => {
		3009	id => "party",
		3010	title => "Party",
		3011	reply => "gsay ",
		3012	tooltip => "Messages and chat related to your party",
		3013	},
		3014	"c/death" => {
		3015	id => "death",
		3016	title => "Death",
		3017	reply => undef,
		3018	tooltip => "Reason for and more info about your most recent death",
		3019	},
		3020	"c/say" => $SAY_CHANNEL,
		3021	"c/chat" => $CHAT_CHANNEL,
		3022	);
		3023
2424	sub cf::client::send_msg {	3024	sub cf::client::send_msg {
2425	my ($self, $color, $type, $msg, @extra) = @_;	3025	my ($self, $channel, $msg, $color, @extra) = @_;
2426		3026
2427	$msg = $self->pl->expand_cfpod ($msg);	3027	$msg = $self->pl->expand_cfpod ($msg)
		3028	unless $color & cf::NDI_VERBATIM;
		3029
		3030	$color &= cf::NDI_CLIENT_MASK; # just in case...
		3031
		3032	# check predefined channels, for the benefit of C
		3033	if ($CHANNEL{$channel}) {
		3034	$channel = $CHANNEL{$channel};
		3035
		3036	$self->ext_msg (channel_info => $channel);
		3037	$channel = $channel->{id};
		3038
		3039	} elsif (ref $channel) {
		3040	# send meta info to client, if not yet sent
		3041	unless (exists $self->{channel}{$channel->{id}}) {
		3042	$self->{channel}{$channel->{id}} = $channel;
		3043	$self->ext_msg (channel_info => $channel);
		3044	}
		3045
		3046	$channel = $channel->{id};
		3047	}
2428		3048
2429	return unless @extra || length $msg;	3049	return unless @extra || length $msg;
2430		3050
2431	if ($self->can_msg) {	3051	# default colour, mask it out
2432	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $type, $msg, @extra]));	3052	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2433	} else {	3053	if $color & cf::NDI_DEF;
2434	# replace some tags by gcfclient-compatible ones
2435	for ($msg) {
2436	1 while
2437	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2438	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2439	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2440	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2441	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2442	}
2443		3054
2444	if ($color >= 0) {	3055	my $pkt = "msg "
2445	if (0 && $msg =~ /\[/) {	3056	. $self->{json_coder}->encode (
2446	$self->send_packet ("drawextinfo $color 4 0 $msg")	3057	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2447	} else {	3058	);
2448	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2449	$self->send_packet ("drawinfo $color $msg")
2450	}
2451	}
2452	}
2453	}
2454		3059
		3060	$self->send_big_packet ($pkt);
		3061	}
		3062
2455	=item $client->ext_event ($type, %msg)	3063	=item $client->ext_msg ($type, @msg)
2456		3064
2457	Sends an ext event to the client.	3065	Sends an ext event to the client.
2458		3066
2459	=cut	3067	=cut
2460		3068
2461	sub cf::client::ext_event($$%) {	3069	sub cf::client::ext_msg($$@) {
2462	my ($self, $type, %msg) = @_;	3070	my ($self, $type, @msg) = @_;
2463		3071
		3072	if ($self->extcmd == 2) {
		3073	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		3074	} elsif ($self->extcmd == 1) { # TODO: remove
2464	$msg{msgtype} = "event_$type";	3075	push @msg, msgtype => "event_$type";
2465	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	3076	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3077	}
		3078	}
		3079
		3080	=item $client->ext_reply ($msgid, @msg)
		3081
		3082	Sends an ext reply to the client.
		3083
		3084	=cut
		3085
		3086	sub cf::client::ext_reply($$@) {
		3087	my ($self, $id, @msg) = @_;
		3088
		3089	if ($self->extcmd == 2) {
		3090	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		3091	} elsif ($self->extcmd == 1) {
		3092	#TODO: version 1, remove
		3093	unshift @msg, msgtype => "reply", msgid => $id;
		3094	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3095	}
2466	}	3096	}
2467		3097
2468	=item $success = $client->query ($flags, "text", \&cb)	3098	=item $success = $client->query ($flags, "text", \&cb)
2469		3099
2470	Queues a query to the client, calling the given callback with	3100	Queues a query to the client, calling the given callback with
…		…
2525	my ($ns, $buf) = @_;	3155	my ($ns, $buf) = @_;
2526		3156
2527	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3157	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2528		3158
2529	if (ref $msg) {	3159	if (ref $msg) {
		3160	my ($type, $reply, @payload) =
		3161	"ARRAY" eq ref $msg
		3162	? @$msg
		3163	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		3164
		3165	my @reply;
		3166
2530	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3167	if (my $cb = $EXTICMD{$type}) {
2531	if (my %reply = $cb->($ns, $msg)) {	3168	@reply = $cb->($ns, @payload);
2532	$reply{msgid} = $msg->{msgid};
2533	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2534	}
2535	}	3169	}
		3170
		3171	$ns->ext_reply ($reply, @reply)
		3172	if $reply;
		3173
2536	} else {	3174	} else {
2537	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3175	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2538	}	3176	}
2539		3177
2540	cf::override;	3178	cf::override;
…		…
2562		3200
2563	$coro	3201	$coro
2564	}	3202	}
2565		3203
2566	cf::client->attach (	3204	cf::client->attach (
2567	on_destroy => sub {	3205	on_client_destroy => sub {
2568	my ($ns) = @_;	3206	my ($ns) = @_;
2569		3207
2570	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3208	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2571	},	3209	},
2572	);	3210	);
…		…
2587	our $safe = new Safe "safe";	3225	our $safe = new Safe "safe";
2588	our $safe_hole = new Safe::Hole;	3226	our $safe_hole = new Safe::Hole;
2589		3227
2590	$SIG{FPE} = 'IGNORE';	3228	$SIG{FPE} = 'IGNORE';
2591		3229
2592	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3230	$safe->permit_only (Opcode::opset qw(
		3231	:base_core :base_mem :base_orig :base_math :base_loop
		3232	grepstart grepwhile mapstart mapwhile
		3233	sort time
		3234	));
2593		3235
2594	# here we export the classes and methods available to script code	3236	# here we export the classes and methods available to script code
2595		3237
2596	=pod	3238	=pod
2597		3239
2598	The following functions and methods are available within a safe environment:	3240	The following functions and methods are available within a safe environment:
2599		3241
2600	cf::object	3242	cf::object
2601	contr pay_amount pay_player map x y force_find force_add	3243	contr pay_amount pay_player map x y force_find force_add destroy
2602	insert remove	3244	insert remove name archname title slaying race decrease split
		3245	value
2603		3246
2604	cf::object::player	3247	cf::object::player
2605	player	3248	player
2606		3249
2607	cf::player	3250	cf::player
…		…
2612		3255
2613	=cut	3256	=cut
2614		3257
2615	for (	3258	for (
2616	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3259	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2617	insert remove)],	3260	insert remove inv nrof name archname title slaying race
		3261	decrease split destroy change_exp value msg lore send_msg)],
2618	["cf::object::player" => qw(player)],	3262	["cf::object::player" => qw(player)],
2619	["cf::player" => qw(peaceful)],	3263	["cf::player" => qw(peaceful send_msg)],
2620	["cf::map" => qw(trigger)],	3264	["cf::map" => qw(trigger)],
2621	) {	3265	) {
2622	no strict 'refs';	3266	no strict 'refs';
2623	my ($pkg, @funs) = @$_;	3267	my ($pkg, @funs) = @$_;
2624	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3268	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2642		3286
2643	my $qcode = $code;	3287	my $qcode = $code;
2644	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3288	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2645	$qcode =~ s/\n/\\n/g;	3289	$qcode =~ s/\n/\\n/g;
2646		3290
		3291	%vars = (_dummy => 0) unless %vars;
		3292
		3293	my @res;
2647	local $_;	3294	local $_;
2648	local @safe::cf::_safe_eval_args = values %vars;
2649		3295
2650	my $eval =	3296	my $eval =
2651	"do {\n"	3297	"do {\n"
2652	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3298	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2653	. "#line 0 \"{$qcode}\"\n"	3299	. "#line 0 \"{$qcode}\"\n"
2654	. $code	3300	. $code
2655	. "\n}"	3301	. "\n}"
2656	;	3302	;
2657		3303
		3304	if ($CFG{safe_eval}) {
2658	sub_generation_inc;	3305	sub_generation_inc;
		3306	local @safe::cf::_safe_eval_args = values %vars;
2659	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3307	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2660	sub_generation_inc;	3308	sub_generation_inc;
		3309	} else {
		3310	local @cf::_safe_eval_args = values %vars;
		3311	@res = wantarray ? eval eval : scalar eval $eval;
		3312	}
2661		3313
2662	if ($@) {	3314	if ($@) {
2663	warn "$@";	3315	warn "$@";
2664	warn "while executing safe code '$code'\n";	3316	warn "while executing safe code '$code'\n";
2665	warn "with arguments " . (join " ", %vars) . "\n";	3317	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2684	=cut	3336	=cut
2685		3337
2686	sub register_script_function {	3338	sub register_script_function {
2687	my ($fun, $cb) = @_;	3339	my ($fun, $cb) = @_;
2688		3340
2689	no strict 'refs';	3341	$fun = "safe::$fun" if $CFG{safe_eval};
2690	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3342	*$fun = $safe_hole->wrap ($cb);
2691	}	3343	}
2692		3344
2693	=back	3345	=back
2694		3346
2695	=cut	3347	=cut
…		…
2697	#############################################################################	3349	#############################################################################
2698	# the server's init and main functions	3350	# the server's init and main functions
2699		3351
2700	sub load_facedata($) {	3352	sub load_facedata($) {
2701	my ($path) = @_;	3353	my ($path) = @_;
		3354
		3355	# HACK to clear player env face cache, we need some signal framework
		3356	# for this (global event?)
		3357	%ext::player_env::MUSIC_FACE_CACHE = ();
		3358
		3359	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2702		3360
2703	warn "loading facedata from $path\n";	3361	warn "loading facedata from $path\n";
2704		3362
2705	my $facedata;	3363	my $facedata;
2706	0 < aio_load $path, $facedata	3364	0 < aio_load $path, $facedata
…		…
2709	$facedata = Coro::Storable::thaw $facedata;	3367	$facedata = Coro::Storable::thaw $facedata;
2710		3368
2711	$facedata->{version} == 2	3369	$facedata->{version} == 2
2712	or cf::cleanup "$path: version mismatch, cannot proceed.";	3370	or cf::cleanup "$path: version mismatch, cannot proceed.";
2713		3371
		3372	# patch in the exptable
		3373	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
		3374	$facedata->{resource}{"res/exp_table"} = {
		3375	type => FT_RSRC,
		3376	data => $exp_table,
		3377	hash => (Digest::MD5::md5 $exp_table),
		3378	};
		3379	cf::cede_to_tick;
		3380
2714	{	3381	{
2715	my $faces = $facedata->{faceinfo};	3382	my $faces = $facedata->{faceinfo};
2716		3383
2717	while (my ($face, $info) = each %$faces) {	3384	while (my ($face, $info) = each %$faces) {
2718	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3385	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3386
2719	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3387	cf::face::set_visibility $idx, $info->{visibility};
		3388	cf::face::set_magicmap $idx, $info->{magicmap};
2720	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3389	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2721	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3390	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2722	Coro::cede;	3391
		3392	cf::cede_to_tick;
2723	}	3393	}
2724		3394
2725	while (my ($face, $info) = each %$faces) {	3395	while (my ($face, $info) = each %$faces) {
2726	next unless $info->{smooth};	3396	next unless $info->{smooth};
		3397
2727	my $idx = cf::face::find $face	3398	my $idx = cf::face::find $face
2728	or next;	3399	or next;
		3400
2729	if (my $smooth = cf::face::find $info->{smooth}) {	3401	if (my $smooth = cf::face::find $info->{smooth}) {
		3402	cf::face::set_smooth $idx, $smooth;
2730	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3403	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2731	} else {	3404	} else {
2732	warn "smooth face '$info->{smooth}' not found for face '$face'";	3405	warn "smooth face '$info->{smooth}' not found for face '$face'";
2733	}	3406	}
2734	Coro::cede;	3407
		3408	cf::cede_to_tick;
2735	}	3409	}
2736	}	3410	}
2737		3411
2738	{	3412	{
2739	my $anims = $facedata->{animinfo};	3413	my $anims = $facedata->{animinfo};
2740		3414
2741	while (my ($anim, $info) = each %$anims) {	3415	while (my ($anim, $info) = each %$anims) {
2742	cf::anim::set $anim, $info->{frames}, $info->{facings};	3416	cf::anim::set $anim, $info->{frames}, $info->{facings};
2743	Coro::cede;	3417	cf::cede_to_tick;
2744	}	3418	}
2745		3419
2746	cf::anim::invalidate_all; # d'oh	3420	cf::anim::invalidate_all; # d'oh
2747	}	3421	}
2748		3422
		3423	{
		3424	my $res = $facedata->{resource};
		3425
		3426	while (my ($name, $info) = each %$res) {
		3427	if (defined $info->{type}) {
		3428	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3429
		3430	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
		3431	cf::face::set_type $idx, $info->{type};
		3432	} else {
		3433	$RESOURCE{$name} = $info;
		3434	}
		3435
		3436	cf::cede_to_tick;
		3437	}
		3438	}
		3439
		3440	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3441
2749	1	3442	1
2750	}	3443	}
2751		3444
		3445	cf::global->attach (on_resource_update => sub {
		3446	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3447	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3448
		3449	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3450	my $sound = $soundconf->{compat}[$_]
		3451	or next;
		3452
		3453	my $face = cf::face::find "sound/$sound->[1]";
		3454	cf::sound::set $sound->[0] => $face;
		3455	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3456	}
		3457
		3458	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3459	my $face = cf::face::find "sound/$v";
		3460	cf::sound::set $k => $face;
		3461	}
		3462	}
		3463	});
		3464
		3465	register_exticmd fx_want => sub {
		3466	my ($ns, $want) = @_;
		3467
		3468	while (my ($k, $v) = each %$want) {
		3469	$ns->fx_want ($k, $v);
		3470	}
		3471	};
		3472
		3473	sub load_resource_file($) {
		3474	my $guard = lock_acquire "load_resource_file";
		3475
		3476	my $status = load_resource_file_ $_[0];
		3477	get_slot 0.1, 100;
		3478	cf::arch::commit_load;
		3479
		3480	$status
		3481	}
		3482
2752	sub reload_regions {	3483	sub reload_regions {
		3484	# HACK to clear player env face cache, we need some signal framework
		3485	# for this (global event?)
		3486	%ext::player_env::MUSIC_FACE_CACHE = ();
		3487
2753	load_resource_file "$MAPDIR/regions"	3488	load_resource_file "$MAPDIR/regions"
2754	or die "unable to load regions file\n";	3489	or die "unable to load regions file\n";
		3490
		3491	for (cf::region::list) {
		3492	$_->{match} = qr/$_->{match}/
		3493	if exists $_->{match};
		3494	}
2755	}	3495	}
2756		3496
2757	sub reload_facedata {	3497	sub reload_facedata {
2758	load_facedata "$DATADIR/facedata"	3498	load_facedata "$DATADIR/facedata"
2759	or die "unable to load facedata\n";	3499	or die "unable to load facedata\n";
2760	}	3500	}
2761		3501
2762	sub reload_archetypes {	3502	sub reload_archetypes {
2763	load_resource_file "$DATADIR/archetypes"	3503	load_resource_file "$DATADIR/archetypes"
2764	or die "unable to load archetypes\n";	3504	or die "unable to load archetypes\n";
2765	#d# NEED to laod twice to resolve forward references
2766	# this really needs to be done in an extra post-pass
2767	# (which needs to be synchronous, so solve it differently)
2768	load_resource_file "$DATADIR/archetypes"
2769	or die "unable to load archetypes\n";
2770	}	3505	}
2771		3506
2772	sub reload_treasures {	3507	sub reload_treasures {
2773	load_resource_file "$DATADIR/treasures"	3508	load_resource_file "$DATADIR/treasures"
2774	or die "unable to load treasurelists\n";	3509	or die "unable to load treasurelists\n";
2775	}	3510	}
2776		3511
2777	sub reload_resources {	3512	sub reload_resources {
2778	warn "reloading resource files...\n";	3513	warn "reloading resource files...\n";
2779		3514
		3515	reload_facedata;
		3516	reload_archetypes;
2780	reload_regions;	3517	reload_regions;
2781	reload_facedata;
2782	#reload_archetypes;#d#
2783	reload_archetypes;
2784	reload_treasures;	3518	reload_treasures;
2785		3519
2786	warn "finished reloading resource files\n";	3520	warn "finished reloading resource files\n";
2787	}	3521	}
2788		3522
2789	sub init {	3523	sub reload_config {
2790	reload_resources;	3524	warn "reloading config file...\n";
2791	}
2792		3525
2793	sub cfg_load {
2794	open my $fh, "<:utf8", "$CONFDIR/config"	3526	open my $fh, "<:utf8", "$CONFDIR/config"
2795	or return;	3527	or return;
2796		3528
2797	local $/;	3529	local $/;
2798	*CFG = YAML::Syck::Load <$fh>;	3530	*CFG = YAML::XS::Load scalar <$fh>;
2799		3531
2800	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3532	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
2801		3533
2802	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3534	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2803	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3535	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
2804		3536
2805	if (exists $CFG{mlockall}) {	3537	if (exists $CFG{mlockall}) {
…		…
2807	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3539	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2808	and die "WARNING: m(un)lockall failed: $!\n";	3540	and die "WARNING: m(un)lockall failed: $!\n";
2809	};	3541	};
2810	warn $@ if $@;	3542	warn $@ if $@;
2811	}	3543	}
		3544
		3545	warn "finished reloading resource files\n";
		3546	}
		3547
		3548	sub pidfile() {
		3549	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3550	or die "$PIDFILE: $!";
		3551	flock $fh, &Fcntl::LOCK_EX
		3552	or die "$PIDFILE: flock: $!";
		3553	$fh
		3554	}
		3555
		3556	# make sure only one server instance is running at any one time
		3557	sub atomic {
		3558	my $fh = pidfile;
		3559
		3560	my $pid = <$fh>;
		3561	kill 9, $pid if $pid > 0;
		3562
		3563	seek $fh, 0, 0;
		3564	print $fh $$;
		3565	}
		3566
		3567	sub main_loop {
		3568	warn "EV::loop starting\n";
		3569	if (1) {
		3570	EV::loop;
		3571	}
		3572	warn "EV::loop returned\n";
		3573	goto &main_loop unless $REALLY_UNLOOP;
2812	}	3574	}
2813		3575
2814	sub main {	3576	sub main {
		3577	cf::init_globals; # initialise logging
		3578
		3579	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3580	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3581	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3582	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3583
		3584	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3585
2815	# we must not ever block the main coroutine	3586	# we must not ever block the main coroutine
2816	local $Coro::idle = sub {	3587	local $Coro::idle = sub {
2817	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3588	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2818	(async {	3589	(async {
2819	Event::one_event;	3590	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3591	EV::loop EV::LOOP_ONESHOT;
2820	})->prio (Coro::PRIO_MAX);	3592	})->prio (Coro::PRIO_MAX);
2821	};	3593	};
2822		3594
2823	cfg_load;	3595	evthread_start IO::AIO::poll_fileno;
		3596
		3597	cf::sync_job {
		3598	cf::init_experience;
		3599	cf::init_anim;
		3600	cf::init_attackmess;
		3601	cf::init_dynamic;
		3602
		3603	cf::load_settings;
		3604	cf::load_materials;
		3605
		3606	reload_resources;
		3607	reload_config;
2824	db_init;	3608	db_init;
		3609
		3610	cf::init_uuid;
		3611	cf::init_signals;
		3612	cf::init_skills;
		3613
		3614	cf::init_beforeplay;
		3615
		3616	atomic;
		3617
2825	load_extensions;	3618	load_extensions;
2826		3619
2827	$TICK_WATCHER->start;	3620	utime time, time, $RUNTIMEFILE;
2828	Event::loop;	3621
		3622	# no (long-running) fork's whatsoever before this point(!)
		3623	use POSIX ();
		3624	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3625
		3626	(pop @POST_INIT)->(0) while @POST_INIT;
		3627	};
		3628
		3629	cf::object::thawer::errors_are_fatal 0;
		3630	warn "parse errors in files are no longer fatal from this point on.\n";
		3631
		3632	main_loop;
2829	}	3633	}
2830		3634
2831	#############################################################################	3635	#############################################################################
2832	# initialisation and cleanup	3636	# initialisation and cleanup
2833		3637
2834	# install some emergency cleanup handlers	3638	# install some emergency cleanup handlers
2835	BEGIN {	3639	BEGIN {
		3640	our %SIGWATCHER = ();
2836	for my $signal (qw(INT HUP TERM)) {	3641	for my $signal (qw(INT HUP TERM)) {
2837	Event->signal (	3642	$SIGWATCHER{$signal} = AE::signal $signal, sub {
2838	reentrant => 0,
2839	data => WF_AUTOCANCEL,
2840	signal => $signal,
2841	prio => 0,
2842	cb => sub {
2843	cf::cleanup "SIG$signal";	3643	cf::cleanup "SIG$signal";
2844	},
2845	);	3644	};
2846	}	3645	}
2847	}	3646	}
2848		3647
2849	sub write_runtime {	3648	sub write_runtime_sync {
2850	my $runtime = "$LOCALDIR/runtime";	3649	my $t0 = AE::time;
2851		3650
2852	# first touch the runtime file to show we are still running:	3651	# first touch the runtime file to show we are still running:
2853	# the fsync below can take a very very long time.	3652	# the fsync below can take a very very long time.
2854		3653
2855	IO::AIO::aio_utime $runtime, undef, undef;	3654	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2856		3655
2857	my $guard = cf::lock_acquire "write_runtime";	3656	my $guard = cf::lock_acquire "write_runtime";
2858		3657
2859	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3658	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
2860	or return;	3659	or return;
2861		3660
2862	my $value = $cf::RUNTIME + 90 + 10;	3661	my $value = $cf::RUNTIME + 90 + 10;
2863	# 10 is the runtime save interval, for a monotonic clock	3662	# 10 is the runtime save interval, for a monotonic clock
2864	# 60 allows for the watchdog to kill the server.	3663	# 60 allows for the watchdog to kill the server.
…		…
2874	aio_utime $fh, undef, undef;	3673	aio_utime $fh, undef, undef;
2875		3674
2876	close $fh	3675	close $fh
2877	or return;	3676	or return;
2878		3677
2879	aio_rename "$runtime~", $runtime	3678	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2880	and return;	3679	and return;
2881		3680
2882	warn "runtime file written.\n";	3681	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
2883		3682
2884	1	3683	1
		3684	}
		3685
		3686	our $uuid_lock;
		3687	our $uuid_skip;
		3688
		3689	sub write_uuid_sync($) {
		3690	$uuid_skip ||= $_[0];
		3691
		3692	return if $uuid_lock;
		3693	local $uuid_lock = 1;
		3694
		3695	my $uuid = "$LOCALDIR/uuid";
		3696
		3697	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3698	or return;
		3699
		3700	my $value = uuid_seq uuid_cur;
		3701
		3702	unless ($value) {
		3703	warn "cowardly refusing to write zero uuid value!\n";
		3704	return;
		3705	}
		3706
		3707	my $value = uuid_str $value + $uuid_skip;
		3708	$uuid_skip = 0;
		3709
		3710	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3711	and return;
		3712
		3713	# always fsync - this file is important
		3714	aio_fsync $fh
		3715	and return;
		3716
		3717	close $fh
		3718	or return;
		3719
		3720	aio_rename "$uuid~", $uuid
		3721	and return;
		3722
		3723	warn "uuid file written ($value).\n";
		3724
		3725	1
		3726
		3727	}
		3728
		3729	sub write_uuid($$) {
		3730	my ($skip, $sync) = @_;
		3731
		3732	$sync ? write_uuid_sync $skip
		3733	: async { write_uuid_sync $skip };
2885	}	3734	}
2886		3735
2887	sub emergency_save() {	3736	sub emergency_save() {
2888	my $freeze_guard = cf::freeze_mainloop;	3737	my $freeze_guard = cf::freeze_mainloop;
2889		3738
2890	warn "enter emergency perl save\n";	3739	warn "emergency_perl_save: enter\n";
2891		3740
2892	cf::sync_job {	3741	cf::sync_job {
		3742	# this is a trade-off: we want to be very quick here, so
		3743	# save all maps without fsync, and later call a global sync
		3744	# (which in turn might be very very slow)
		3745	local $USE_FSYNC = 0;
		3746
2893	# use a peculiar iteration method to avoid tripping on perl	3747	# use a peculiar iteration method to avoid tripping on perl
2894	# refcount bugs in for. also avoids problems with players	3748	# refcount bugs in for. also avoids problems with players
2895	# and maps saved/destroyed asynchronously.	3749	# and maps saved/destroyed asynchronously.
2896	warn "begin emergency player save\n";	3750	warn "emergency_perl_save: begin player save\n";
2897	for my $login (keys %cf::PLAYER) {	3751	for my $login (keys %cf::PLAYER) {
2898	my $pl = $cf::PLAYER{$login} or next;	3752	my $pl = $cf::PLAYER{$login} or next;
2899	$pl->valid or next;	3753	$pl->valid or next;
		3754	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2900	$pl->save;	3755	$pl->save;
2901	}	3756	}
2902	warn "end emergency player save\n";	3757	warn "emergency_perl_save: end player save\n";
2903		3758
2904	warn "begin emergency map save\n";	3759	warn "emergency_perl_save: begin map save\n";
2905	for my $path (keys %cf::MAP) {	3760	for my $path (keys %cf::MAP) {
2906	my $map = $cf::MAP{$path} or next;	3761	my $map = $cf::MAP{$path} or next;
2907	$map->valid or next;	3762	$map->valid or next;
2908	$map->save;	3763	$map->save;
2909	}	3764	}
2910	warn "end emergency map save\n";	3765	warn "emergency_perl_save: end map save\n";
2911		3766
2912	warn "begin emergency database checkpoint\n";	3767	warn "emergency_perl_save: begin database checkpoint\n";
2913	BDB::db_env_txn_checkpoint $DB_ENV;	3768	BDB::db_env_txn_checkpoint $DB_ENV;
2914	warn "end emergency database checkpoint\n";	3769	warn "emergency_perl_save: end database checkpoint\n";
		3770
		3771	warn "emergency_perl_save: begin write uuid\n";
		3772	write_uuid_sync 1;
		3773	warn "emergency_perl_save: end write uuid\n";
2915	};	3774	};
2916		3775
		3776	warn "emergency_perl_save: starting sync()\n";
		3777	IO::AIO::aio_sync sub {
		3778	warn "emergency_perl_save: finished sync()\n";
		3779	};
		3780
2917	warn "leave emergency perl save\n";	3781	warn "emergency_perl_save: leave\n";
2918	}	3782	}
2919		3783
2920	sub post_cleanup {	3784	sub post_cleanup {
2921	my ($make_core) = @_;	3785	my ($make_core) = @_;
2922		3786
2923	warn Carp::longmess "post_cleanup backtrace"	3787	warn Carp::longmess "post_cleanup backtrace"
2924	if $make_core;	3788	if $make_core;
		3789
		3790	my $fh = pidfile;
		3791	unlink $PIDFILE if <$fh> == $$;
		3792	}
		3793
		3794	# a safer delete_package, copied from Symbol
		3795	sub clear_package($) {
		3796	my $pkg = shift;
		3797
		3798	# expand to full symbol table name if needed
		3799	unless ($pkg =~ /^main::.*::$/) {
		3800	$pkg = "main$pkg" if $pkg =~ /^::/;
		3801	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3802	$pkg .= '::' unless $pkg =~ /::$/;
		3803	}
		3804
		3805	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3806	my $stem_symtab = *{$stem}{HASH};
		3807
		3808	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3809	or return;
		3810
		3811	# clear all symbols
		3812	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3813	for my $name (keys %$leaf_symtab) {
		3814	_gv_clear *{"$pkg$name"};
		3815	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3816	}
2925	}	3817	}
2926		3818
2927	sub do_reload_perl() {	3819	sub do_reload_perl() {
2928	# can/must only be called in main	3820	# can/must only be called in main
2929	if ($Coro::current != $Coro::main) {	3821	if (in_main) {
2930	warn "can only reload from main coroutine";	3822	warn "can only reload from main coroutine";
2931	return;	3823	return;
2932	}	3824	}
2933		3825
		3826	return if $RELOAD++;
		3827
		3828	my $t1 = AE::time;
		3829
		3830	while ($RELOAD) {
2934	warn "reloading...";	3831	warn "reloading...";
2935		3832
2936	warn "entering sync_job";	3833	warn "entering sync_job";
2937		3834
2938	cf::sync_job {	3835	cf::sync_job {
2939	cf::write_runtime; # external watchdog should not bark	3836	cf::write_runtime_sync; # external watchdog should not bark
2940	cf::emergency_save;	3837	cf::emergency_save;
2941	cf::write_runtime; # external watchdog should not bark	3838	cf::write_runtime_sync; # external watchdog should not bark
2942		3839
2943	warn "syncing database to disk";	3840	warn "syncing database to disk";
2944	BDB::db_env_txn_checkpoint $DB_ENV;	3841	BDB::db_env_txn_checkpoint $DB_ENV;
2945		3842
2946	# if anything goes wrong in here, we should simply crash as we already saved	3843	# if anything goes wrong in here, we should simply crash as we already saved
2947		3844
2948	warn "cancelling all WF_AUTOCANCEL watchers";
2949	for (Event::all_watchers) {
2950	$_->cancel if $_->data & WF_AUTOCANCEL;
2951	}
2952
2953	warn "flushing outstanding aio requests";	3845	warn "flushing outstanding aio requests";
2954	for (;;) {
2955	BDB::flush;
2956	IO::AIO::flush;
2957	Coro::cede;
2958	last unless IO::AIO::nreqs || BDB::nreqs;	3846	while (IO::AIO::nreqs || BDB::nreqs) {
2959	warn "iterate...";	3847	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
2960	}
2961
2962	++$RELOAD;
2963
2964	warn "cancelling all extension coros";
2965	$_->cancel for values %EXT_CORO;
2966	%EXT_CORO = ();
2967
2968	warn "removing commands";
2969	%COMMAND = ();
2970
2971	warn "removing ext/exti commands";
2972	%EXTCMD = ();
2973	%EXTICMD = ();
2974
2975	warn "unloading/nuking all extensions";
2976	for my $pkg (@EXTS) {
2977	warn "... unloading $pkg";
2978
2979	if (my $cb = $pkg->can ("unload")) {
2980	eval {
2981	$cb->($pkg);
2982	1
2983	} or warn "$pkg unloaded, but with errors: $@";
2984	}	3848	}
2985		3849
2986	warn "... nuking $pkg";	3850	warn "cancelling all extension coros";
2987	Symbol::delete_package $pkg;	3851	$_->cancel for values %EXT_CORO;
2988	}	3852	%EXT_CORO = ();
2989		3853
2990	warn "unloading all perl modules loaded from $LIBDIR";	3854	warn "removing commands";
2991	while (my ($k, $v) = each %INC) {	3855	%COMMAND = ();
2992	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2993		3856
		3857	warn "removing ext/exti commands";
		3858	%EXTCMD = ();
		3859	%EXTICMD = ();
		3860
		3861	warn "unloading/nuking all extensions";
		3862	for my $pkg (@EXTS) {
2994	warn "... unloading $k";	3863	warn "... unloading $pkg";
2995	delete $INC{$k};
2996		3864
2997	$k =~ s/\.pm$//;
2998	$k =~ s/\//::/g;
2999
3000	if (my $cb = $k->can ("unload_module")) {	3865	if (my $cb = $pkg->can ("unload")) {
		3866	eval {
3001	$cb->();	3867	$cb->($pkg);
		3868	1
		3869	} or warn "$pkg unloaded, but with errors: $@";
		3870	}
		3871
		3872	warn "... clearing $pkg";
		3873	clear_package $pkg;
3002	}	3874	}
3003		3875
3004	Symbol::delete_package $k;	3876	warn "unloading all perl modules loaded from $LIBDIR";
		3877	while (my ($k, $v) = each %INC) {
		3878	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3879
		3880	warn "... unloading $k";
		3881	delete $INC{$k};
		3882
		3883	$k =~ s/\.pm$//;
		3884	$k =~ s/\//::/g;
		3885
		3886	if (my $cb = $k->can ("unload_module")) {
		3887	$cb->();
		3888	}
		3889
		3890	clear_package $k;
3005	}	3891	}
3006		3892
3007	warn "getting rid of safe::, as good as possible";	3893	warn "getting rid of safe::, as good as possible";
3008	Symbol::delete_package "safe::$_"	3894	clear_package "safe::$_"
3009	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3895	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3010		3896
3011	warn "unloading cf.pm \"a bit\"";	3897	warn "unloading cf.pm \"a bit\"";
3012	delete $INC{"cf.pm"};	3898	delete $INC{"cf.pm"};
3013	delete $INC{"cf/pod.pm"};	3899	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3014		3900
3015	# don't, removes xs symbols, too,	3901	# don't, removes xs symbols, too,
3016	# and global variables created in xs	3902	# and global variables created in xs
3017	#Symbol::delete_package __PACKAGE__;	3903	#clear_package __PACKAGE__;
3018		3904
3019	warn "unload completed, starting to reload now";	3905	warn "unload completed, starting to reload now";
3020		3906
3021	warn "reloading cf.pm";	3907	warn "reloading cf.pm";
3022	require cf;	3908	require cf;
3023	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3909	cf::_connect_to_perl_1;
3024		3910
3025	warn "loading config and database again";	3911	warn "loading config and database again";
3026	cf::cfg_load;	3912	cf::reload_config;
3027		3913
3028	warn "loading extensions";	3914	warn "loading extensions";
3029	cf::load_extensions;	3915	cf::load_extensions;
3030		3916
		3917	if ($REATTACH_ON_RELOAD) {
3031	warn "reattaching attachments to objects/players";	3918	warn "reattaching attachments to objects/players";
3032	_global_reattach; # objects, sockets	3919	_global_reattach; # objects, sockets
3033	warn "reattaching attachments to maps";	3920	warn "reattaching attachments to maps";
3034	reattach $_ for values %MAP;	3921	reattach $_ for values %MAP;
3035	warn "reattaching attachments to players";	3922	warn "reattaching attachments to players";
3036	reattach $_ for values %PLAYER;	3923	reattach $_ for values %PLAYER;
		3924	}
3037		3925
		3926	warn "running post_init jobs";
		3927	(pop @POST_INIT)->(1) while @POST_INIT;
		3928
3038	warn "leaving sync_job";	3929	warn "leaving sync_job";
3039		3930
3040	1	3931	1
3041	} or do {	3932	} or do {
3042	warn $@;	3933	warn $@;
3043	warn "error while reloading, exiting.";	3934	cf::cleanup "error while reloading, exiting.";
3044	exit 1;
3045	};	3935	};
3046		3936
3047	warn "reloaded";	3937	warn "reloaded";
		3938	--$RELOAD;
		3939	}
		3940
		3941	$t1 = AE::time - $t1;
		3942	warn "reload completed in ${t1}s\n";
3048	};	3943	};
3049		3944
3050	our $RELOAD_WATCHER; # used only during reload	3945	our $RELOAD_WATCHER; # used only during reload
3051		3946
3052	sub reload_perl() {	3947	sub reload_perl() {
3053	# doing reload synchronously and two reloads happen back-to-back,	3948	# doing reload synchronously and two reloads happen back-to-back,
3054	# coro crashes during coro_state_free->destroy here.	3949	# coro crashes during coro_state_free->destroy here.
3055		3950
3056	$RELOAD_WATCHER ||= Event->timer (	3951	$RELOAD_WATCHER ||= cf::async {
3057	reentrant => 0,	3952	Coro::AIO::aio_wait cache_extensions;
3058	after => 0,	3953
3059	data => WF_AUTOCANCEL,	3954	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3060	cb => sub {
3061	do_reload_perl;	3955	do_reload_perl;
3062	undef $RELOAD_WATCHER;	3956	undef $RELOAD_WATCHER;
3063	},	3957	};
3064	);	3958	};
3065	}	3959	}
3066		3960
3067	register_command "reload" => sub {	3961	register_command "reload" => sub {
3068	my ($who, $arg) = @_;	3962	my ($who, $arg) = @_;
3069		3963
3070	if ($who->flag (FLAG_WIZ)) {	3964	if ($who->flag (FLAG_WIZ)) {
3071	$who->message ("reloading server.");	3965	$who->message ("reloading server.");
		3966	async {
		3967	$Coro::current->{desc} = "perl_reload";
3072	async { reload_perl };	3968	reload_perl;
		3969	};
3073	}	3970	}
3074	};	3971	};
3075		3972
3076	unshift @INC, $LIBDIR;	3973	unshift @INC, $LIBDIR;
3077		3974
…		…
3079		3976
3080	our @WAIT_FOR_TICK;	3977	our @WAIT_FOR_TICK;
3081	our @WAIT_FOR_TICK_BEGIN;	3978	our @WAIT_FOR_TICK_BEGIN;
3082		3979
3083	sub wait_for_tick {	3980	sub wait_for_tick {
3084	return unless $TICK_WATCHER->is_active;
3085	return if $Coro::current == $Coro::main;	3981	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3086		3982
3087	my $signal = new Coro::Signal;	3983	my $signal = new Coro::Signal;
3088	push @WAIT_FOR_TICK, $signal;	3984	push @WAIT_FOR_TICK, $signal;
3089	$signal->wait;	3985	$signal->wait;
3090	}	3986	}
3091		3987
3092	sub wait_for_tick_begin {	3988	sub wait_for_tick_begin {
3093	return unless $TICK_WATCHER->is_active;
3094	return if $Coro::current == $Coro::main;	3989	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3095		3990
3096	my $signal = new Coro::Signal;	3991	my $signal = new Coro::Signal;
3097	push @WAIT_FOR_TICK_BEGIN, $signal;	3992	push @WAIT_FOR_TICK_BEGIN, $signal;
3098	$signal->wait;	3993	$signal->wait;
3099	}	3994	}
3100		3995
3101	my $min = 1e6;#d#	3996	sub tick {
3102	my $avg = 10;
3103	$TICK_WATCHER = Event->timer (
3104	reentrant => 0,
3105	parked => 1,
3106	prio => 0,
3107	at => $NEXT_TICK || $TICK,
3108	data => WF_AUTOCANCEL,
3109	cb => sub {
3110	if ($Coro::current != $Coro::main) {	3997	if ($Coro::current != $Coro::main) {
3111	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3998	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3112	unless ++$bug_warning > 10;	3999	unless ++$bug_warning > 10;
3113	return;	4000	return;
3114	}	4001	}
3115		4002
3116	$NOW = $tick_start = Event::time;
3117
3118	cf::server_tick; # one server iteration	4003	cf::server_tick; # one server iteration
3119		4004
3120	0 && sync_job {#d#	4005	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3121	for(1..10) {
3122	my $t = Event::time;
3123	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3124	or die;
3125		4006
3126	$map->width (50);	4007	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3127	$map->height (50);	4008	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3128	$map->alloc;	4009	Coro::async_pool {
3129	$map->_load_objects ("/tmp/x.map", 1);	4010	$Coro::current->{desc} = "runtime saver";
3130	my $t = Event::time - $t;	4011	write_runtime_sync
3131		4012	or warn "ERROR: unable to write runtime file: $!";
3132	#next unless $t < 0.0013;#d#
3133	if ($t < $min) {
3134	$min = $t;
3135	}
3136	$avg = $avg * 0.99 + $t * 0.01;
3137	}
3138	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3139	exit 0;
3140	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3141	};	4013	};
		4014	}
3142		4015
3143	$RUNTIME += $TICK;
3144	$NEXT_TICK += $TICK;
3145
3146	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3147	$NEXT_RUNTIME_WRITE = $NOW + 10;
3148	Coro::async_pool {
3149	write_runtime
3150	or warn "ERROR: unable to write runtime file: $!";
3151	};
3152	}
3153
3154	# my $AFTER = Event::time;
3155	# warn $AFTER - $NOW;#d#
3156
3157	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4016	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3158	$sig->send;	4017	$sig->send;
3159	}	4018	}
3160	while (my $sig = shift @WAIT_FOR_TICK) {	4019	while (my $sig = shift @WAIT_FOR_TICK) {
3161	$sig->send;	4020	$sig->send;
3162	}	4021	}
3163		4022
3164	$NOW = Event::time;	4023	$LOAD = ($NOW - $TICK_START) / $TICK;
3165
3166	# if we are delayed by four ticks or more, skip them all
3167	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3168
3169	$TICK_WATCHER->at ($NEXT_TICK);
3170	$TICK_WATCHER->start;
3171
3172	$LOAD = ($NOW - $tick_start) / $TICK;
3173	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4024	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3174		4025
3175	_post_tick;	4026	if (0) {
3176		4027	if ($NEXT_TICK) {
3177		4028	my $jitter = $TICK_START - $NEXT_TICK;
		4029	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4030	warn "jitter $JITTER\n";#d#
		4031	}
3178	},	4032	}
3179	);	4033	}
3180		4034
3181	{	4035	{
3182	BDB::max_poll_time $TICK * 0.1;	4036	# configure BDB
3183	$BDB_POLL_WATCHER = Event->io (	4037
3184	reentrant => 0,
3185	fd => BDB::poll_fileno,
3186	poll => 'r',
3187	prio => 0,
3188	data => WF_AUTOCANCEL,
3189	cb => \&BDB::poll_cb,
3190	);
3191	BDB::min_parallel 8;	4038	BDB::min_parallel 16;
3192		4039	BDB::max_poll_reqs $TICK * 0.1;
3193	BDB::set_sync_prepare {	4040	$AnyEvent::BDB::WATCHER->priority (1);
3194	my $status;
3195	my $current = $Coro::current;
3196	(
3197	sub {
3198	$status = $!;
3199	$current->ready; undef $current;
3200	},
3201	sub {
3202	Coro::schedule while defined $current;
3203	$! = $status;
3204	},
3205	)
3206	};
3207		4041
3208	unless ($DB_ENV) {	4042	unless ($DB_ENV) {
3209	$DB_ENV = BDB::db_env_create;	4043	$DB_ENV = BDB::db_env_create;
		4044	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4045	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4046	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4047	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4048	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3210		4049
3211	cf::sync_job {	4050	cf::sync_job {
3212	eval {	4051	eval {
3213	BDB::db_env_open	4052	BDB::db_env_open
3214	$DB_ENV,	4053	$DB_ENV,
…		…
3216	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4055	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3217	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4056	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3218	0666;	4057	0666;
3219		4058
3220	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4059	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3221
3222	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3223	$DB_ENV->set_lk_detect;
3224	};	4060	};
3225		4061
3226	cf::cleanup "db_env_open(db): $@" if $@;	4062	cf::cleanup "db_env_open(db): $@" if $@;
3227	};	4063	};
3228	}	4064	}
		4065
		4066	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4067	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4068	};
		4069	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4070	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4071	};
		4072	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4073	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4074	};
3229	}	4075	}
3230		4076
3231	{	4077	{
		4078	# configure IO::AIO
		4079
3232	IO::AIO::min_parallel 8;	4080	IO::AIO::min_parallel 8;
3233
3234	undef $Coro::AIO::WATCHER;
3235	IO::AIO::max_poll_time $TICK * 0.1;	4081	IO::AIO::max_poll_time $TICK * 0.1;
3236	$AIO_POLL_WATCHER = Event->io (	4082	undef $AnyEvent::AIO::WATCHER;
3237	reentrant => 0,
3238	data => WF_AUTOCANCEL,
3239	fd => IO::AIO::poll_fileno,
3240	poll => 'r',
3241	prio => 6,
3242	cb => \&IO::AIO::poll_cb,
3243	);
3244	}	4083	}
3245		4084
3246	my $_log_backtrace;	4085	my $_log_backtrace;
3247		4086
3248	sub _log_backtrace {	4087	sub _log_backtrace {
…		…
3251	$msg =~ s/\n//;	4090	$msg =~ s/\n//;
3252		4091
3253	# limit the # of concurrent backtraces	4092	# limit the # of concurrent backtraces
3254	if ($_log_backtrace < 2) {	4093	if ($_log_backtrace < 2) {
3255	++$_log_backtrace;	4094	++$_log_backtrace;
		4095	my $perl_bt = Carp::longmess $msg;
3256	async {	4096	async {
		4097	$Coro::current->{desc} = "abt $msg";
		4098
3257	my @bt = fork_call {	4099	my @bt = fork_call {
3258	@addr = map { sprintf "%x", $_ } @addr;	4100	@addr = map { sprintf "%x", $_ } @addr;
3259	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4101	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3260	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4102	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3261	or die "addr2line: $!";	4103	or die "addr2line: $!";
…		…
3269	}	4111	}
3270		4112
3271	@funcs	4113	@funcs
3272	};	4114	};
3273		4115
3274	LOG llevInfo, "[ABT] $msg\n";	4116	LOG llevInfo, "[ABT] $perl_bt\n";
		4117	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3275	LOG llevInfo, "[ABT] $_\n" for @bt;	4118	LOG llevInfo, "[ABT] $_\n" for @bt;
3276	--$_log_backtrace;	4119	--$_log_backtrace;
3277	};	4120	};
3278	} else {	4121	} else {
3279	LOG llevInfo, "[ABT] $msg\n";	4122	LOG llevInfo, "[ABT] $msg\n";
3280	LOG llevInfo, "[ABT] [suppressed]\n";	4123	LOG llevInfo, "[ABT] [suppressed]\n";
3281	}	4124	}
3282	}	4125	}
3283		4126
3284	# load additional modules	4127	# load additional modules
3285	use cf::pod;	4128	require "cf/$_.pm" for @EXTRA_MODULES;
		4129	cf::_connect_to_perl_2;
3286		4130
3287	END { cf::emergency_save }	4131	END { cf::emergency_save }
3288		4132
3289	1	4133	1
3290		4134

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