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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.299 by root, Sun Jul 8 14:56:05 2007 UTC vs.
Revision 1.526 by root, Wed Apr 21 05:48:35 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 = 4000;
		114	our $OUTPUT_RATE_MAX = 100000;
73		115
74	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	116	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	117	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
78	our $NEXT_TICK;	118	our $NEXT_TICK;
79	our $NOW;
80	our $USE_FSYNC = 1; # use fsync to write maps - default off	119	our $USE_FSYNC = 1; # use fsync to write maps - default on
81		120
		121	our $BDB_DEADLOCK_WATCHER;
		122	our $BDB_CHECKPOINT_WATCHER;
82	our $BDB_POLL_WATCHER;	123	our $BDB_TRICKLE_WATCHER;
83	our $DB_ENV;	124	our $DB_ENV;
		125
		126	our @EXTRA_MODULES = qw(pod match mapscript);
84		127
85	our %CFG;	128	our %CFG;
86		129
87	our $UPTIME; $UPTIME ||= time;	130	our $UPTIME; $UPTIME ||= time;
88	our $RUNTIME;	131	our $RUNTIME;
		132	our $NOW;
89		133
90	our %PLAYER; # all users	134	our (%PLAYER, %PLAYER_LOADING); # all users
91	our %MAP; # all maps	135	our (%MAP, %MAP_LOADING ); # all maps
92	our $LINK_MAP; # the special {link} map, which is always available	136	our $LINK_MAP; # the special {link} map, which is always available
93		137
94	# used to convert map paths into valid unix filenames by replacing / by ∕	138	# used to convert map paths into valid unix filenames by replacing / by ∕
95	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	139	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
96		140
97	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	141	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
98	our $LOADAVG; # same thing, but with alpha-smoothing	142	our $LOADAVG; # same thing, but with alpha-smoothing
		143	our $JITTER; # average jitter
99	our $tick_start; # for load detecting purposes	144	our $TICK_START; # for load detecting purposes
		145
		146	our @POST_INIT;
		147
		148	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		149	our $REALLY_UNLOOP; # never set to true, please :)
100		150
101	binmode STDOUT;	151	binmode STDOUT;
102	binmode STDERR;	152	binmode STDERR;
103		153
104	# read virtual server time, if available	154	# read virtual server time, if available
105	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	155	unless ($RUNTIME || !-e $RUNTIMEFILE) {
106	open my $fh, "<", "$LOCALDIR/runtime"	156	open my $fh, "<", $RUNTIMEFILE
107	or die "unable to read runtime file: $!";	157	or die "unable to read $RUNTIMEFILE file: $!";
108	$RUNTIME = <$fh> + 0.;	158	$RUNTIME = <$fh> + 0.;
109	}	159	}
		160
		161	eval "sub TICK() { $TICK } 1" or die;
110		162
111	mkdir $_	163	mkdir $_
112	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	164	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
113		165
114	our $EMERGENCY_POSITION;	166	our $EMERGENCY_POSITION;
115		167
116	sub cf::map::normalise;	168	sub cf::map::normalise;
		169
		170	sub in_main() {
		171	$Coro::current == $Coro::main
		172	}
		173
		174	#############################################################################
		175
		176	%REFLECT = ();
		177	for (@REFLECT) {
		178	my $reflect = JSON::XS::decode_json $_;
		179	$REFLECT{$reflect->{class}} = $reflect;
		180	}
		181
		182	# this is decidedly evil
		183	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
117		184
118	#############################################################################	185	#############################################################################
119		186
120	=head2 GLOBAL VARIABLES	187	=head2 GLOBAL VARIABLES
121		188
…		…
157		224
158	The raw value load value from the last tick.	225	The raw value load value from the last tick.
159		226
160	=item %cf::CFG	227	=item %cf::CFG
161		228
162	Configuration for the server, loaded from C</etc/crossfire/config>, or	229	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
163	from wherever your confdir points to.	230	from wherever your confdir points to.
164		231
165	=item cf::wait_for_tick, cf::wait_for_tick_begin	232	=item cf::wait_for_tick, cf::wait_for_tick_begin
166		233
167	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	234	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
168	returns directly I<after> the tick processing (and consequently, can only wake one process	235	returns directly I<after> the tick processing (and consequently, can only wake one process
169	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	236	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
170		237
		238	=item @cf::INVOKE_RESULTS
		239
		240	This array contains the results of the last C<invoke ()> call. When
		241	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
		242	that call.
		243
		244	=item %cf::REFLECT
		245
		246	Contains, for each (C++) class name, a hash reference with information
		247	about object members (methods, scalars, arrays and flags) and other
		248	metadata, which is useful for introspection.
		249
171	=back	250	=back
172		251
173	=cut	252	=cut
174		253
175	BEGIN {	254	$Coro::State::WARNHOOK = sub {
176	*CORE::GLOBAL::warn = sub {
177	my $msg = join "", @_;	255	my $msg = join "", @_;
178		256
179	$msg .= "\n"	257	$msg .= "\n"
180	unless $msg =~ /\n$/;	258	unless $msg =~ /\n$/;
181		259
182	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	260	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
183		261
184	utf8::encode $msg;
185	LOG llevError, $msg;	262	LOG llevError, $msg;
186	};	263	};
187	}	264
		265	$Coro::State::DIEHOOK = sub {
		266	return unless $^S eq 0; # "eq", not "=="
		267
		268	warn Carp::longmess $_[0];
		269
		270	if (in_main) {#d#
		271	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		272	return;#d#
		273	}#d#
		274
		275	# kill coroutine otherwise
		276	Coro::terminate
		277	};
188		278
189	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	279	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
190	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	280	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
191	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	281	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
192	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	282	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
199	for my $pkg (qw(	289	for my $pkg (qw(
200	cf::global cf::attachable	290	cf::global cf::attachable
201	cf::object cf::object::player	291	cf::object cf::object::player
202	cf::client cf::player	292	cf::client cf::player
203	cf::arch cf::living	293	cf::arch cf::living
		294	cf::map cf::mapspace
204	cf::map cf::party cf::region	295	cf::party cf::region
205	)) {	296	)) {
206	no strict 'refs';
207	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	297	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
208	}	298	}
209		299
210	$Event::DIED = sub {	300	$EV::DIED = sub {
211	warn "error in event callback: @_";	301	Carp::cluck "error in event callback: @_";
212	};	302	};
213		303
214	#############################################################################	304	#############################################################################
215		305
216	=head2 UTILITY FUNCTIONS	306	=head2 UTILITY FUNCTIONS
…		…
238	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	328	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
239	$d	329	$d
240	} || "[unable to dump $_[0]: '$@']";	330	} || "[unable to dump $_[0]: '$@']";
241	}	331	}
242		332
243	=item $ref = cf::from_json $json	333	=item $ref = cf::decode_json $json
244		334
245	Converts a JSON string into the corresponding perl data structure.	335	Converts a JSON string into the corresponding perl data structure.
246		336
247	=item $json = cf::to_json $ref	337	=item $json = cf::encode_json $ref
248		338
249	Converts a perl data structure into its JSON representation.	339	Converts a perl data structure into its JSON representation.
250		340
251	=cut	341	=cut
252		342
253	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	343	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
254		344
255	sub to_json ($) { $json_coder->encode ($_[0]) }	345	sub encode_json($) { $json_coder->encode ($_[0]) }
256	sub from_json ($) { $json_coder->decode ($_[0]) }	346	sub decode_json($) { $json_coder->decode ($_[0]) }
		347
		348	=item cf::post_init { BLOCK }
		349
		350	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		351	but I<before> the server starts ticking again.
		352
		353	The cdoeblock will have a single boolean argument to indicate whether this
		354	is a reload or not.
		355
		356	=cut
		357
		358	sub post_init(&) {
		359	push @POST_INIT, shift;
		360	}
257		361
258	=item cf::lock_wait $string	362	=item cf::lock_wait $string
259		363
260	Wait until the given lock is available. See cf::lock_acquire.	364	Wait until the given lock is available. See cf::lock_acquire.
261		365
262	=item my $lock = cf::lock_acquire $string	366	=item my $lock = cf::lock_acquire $string
263		367
264	Wait until the given lock is available and then acquires it and returns	368	Wait until the given lock is available and then acquires it and returns
265	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	369	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
266	for example when the coroutine gets canceled), the lock is automatically	370	for example when the coroutine gets canceled), the lock is automatically
267	returned.	371	returned.
268		372
		373	Locks are *not* recursive, locking from the same coro twice results in a
		374	deadlocked coro.
		375
269	Lock names should begin with a unique identifier (for example, cf::map::find	376	Lock names should begin with a unique identifier (for example, cf::map::find
270	uses map_find and cf::map::load uses map_load).	377	uses map_find and cf::map::load uses map_load).
271		378
272	=item $locked = cf::lock_active $string	379	=item $locked = cf::lock_active $string
273		380
274	Return true if the lock is currently active, i.e. somebody has locked it.	381	Return true if the lock is currently active, i.e. somebody has locked it.
275		382
276	=cut	383	=cut
277		384
278	our %LOCK;	385	our $LOCKS = new Coro::SemaphoreSet;
279		386
280	sub lock_wait($) {	387	sub lock_wait($) {
281	my ($key) = @_;	388	$LOCKS->wait ($_[0]);
282
283	# wait for lock, if any
284	while ($LOCK{$key}) {
285	push @{ $LOCK{$key} }, $Coro::current;
286	Coro::schedule;
287	}
288	}	389	}
289		390
290	sub lock_acquire($) {	391	sub lock_acquire($) {
291	my ($key) = @_;	392	$LOCKS->guard ($_[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	}	393	}
303		394
304	sub lock_active($) {	395	sub lock_active($) {
305	my ($key) = @_;	396	$LOCKS->count ($_[0]) < 1
306
307	! ! $LOCK{$key}
308	}	397	}
309		398
310	sub freeze_mainloop {	399	sub freeze_mainloop {
311	return unless $TICK_WATCHER->is_active;	400	tick_inhibit_inc;
312		401
313	my $guard = Coro::guard {	402	&Guard::guard (\&tick_inhibit_dec);
314	$TICK_WATCHER->start;	403	}
		404
		405	=item cf::periodic $interval, $cb
		406
		407	Like EV::periodic, but randomly selects a starting point so that the actions
		408	get spread over time.
		409
		410	=cut
		411
		412	sub periodic($$) {
		413	my ($interval, $cb) = @_;
		414
		415	my $start = rand List::Util::min 180, $interval;
		416
		417	EV::periodic $start, $interval, 0, $cb
		418	}
		419
		420	=item cf::get_slot $time[, $priority[, $name]]
		421
		422	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		423	This call blocks and returns only when you have at least C<$time> seconds
		424	of cpu time till the next tick. The slot is only valid till the next cede.
		425
		426	The optional C<$name> can be used to identify the job to run. It might be
		427	used for statistical purposes and should identify the same time-class.
		428
		429	Useful for short background jobs.
		430
		431	=cut
		432
		433	our @SLOT_QUEUE;
		434	our $SLOT_QUEUE;
		435	our $SLOT_DECAY = 0.9;
		436
		437	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		438	$SLOT_QUEUE = Coro::async {
		439	$Coro::current->desc ("timeslot manager");
		440
		441	my $signal = new Coro::Signal;
		442	my $busy;
		443
		444	while () {
		445	next_job:
		446
		447	my $avail = cf::till_tick;
		448
		449	for (0 .. $#SLOT_QUEUE) {
		450	if ($SLOT_QUEUE[$_][0] <= $avail) {
		451	$busy = 0;
		452	my $job = splice @SLOT_QUEUE, $_, 1, ();
		453	$job->[2]->send;
		454	Coro::cede;
		455	goto next_job;
		456	} else {
		457	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
		458	}
		459	}
		460
		461	if (@SLOT_QUEUE) {
		462	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		463	push @cf::WAIT_FOR_TICK, $signal;
		464	$signal->wait;
		465	} else {
		466	$busy = 0;
		467	Coro::schedule;
		468	}
315	};	469	}
316	$TICK_WATCHER->stop;	470	};
317	$guard	471
		472	sub get_slot($;$$) {
		473	return if tick_inhibit || $Coro::current == $Coro::main;
		474
		475	my ($time, $pri, $name) = @_;
		476
		477	$time = clamp $time, 0.01, $TICK * .6;
		478
		479	my $sig = new Coro::Signal;
		480
		481	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		482	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		483	$SLOT_QUEUE->ready;
		484	$sig->wait;
318	}	485	}
319		486
320	=item cf::async { BLOCK }	487	=item cf::async { BLOCK }
321		488
322	Currently the same as Coro::async_pool, meaning you cannot use	489	Currently the same as Coro::async_pool, meaning you cannot use
…		…
327		494
328	BEGIN { *async = \&Coro::async_pool }	495	BEGIN { *async = \&Coro::async_pool }
329		496
330	=item cf::sync_job { BLOCK }	497	=item cf::sync_job { BLOCK }
331		498
332	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	499	The design of Deliantra requires that the main coroutine ($Coro::main)
333	is always able to handle events or runnable, as Crossfire TRT is only	500	is always able to handle events or runnable, as Deliantra is only
334	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	501	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
335	acceptable.	502	acceptable.
336		503
337	If it must be done, put the blocking parts into C<sync_job>. This will run	504	If it must be done, put the blocking parts into C<sync_job>. This will run
338	the given BLOCK in another coroutine while waiting for the result. The	505	the given BLOCK in another coroutine while waiting for the result. The
…		…
343		510
344	sub sync_job(&) {	511	sub sync_job(&) {
345	my ($job) = @_;	512	my ($job) = @_;
346		513
347	if ($Coro::current == $Coro::main) {	514	if ($Coro::current == $Coro::main) {
348	my $time = Event::time;	515	my $time = AE::time;
349		516
350	# this is the main coro, too bad, we have to block	517	# this is the main coro, too bad, we have to block
351	# till the operation succeeds, freezing the server :/	518	# till the operation succeeds, freezing the server :/
352		519
353	# TODO: use suspend/resume instead	520	LOG llevError, Carp::longmess "sync job";#d#
354	# (but this is cancel-safe)	521
355	my $freeze_guard = freeze_mainloop;	522	my $freeze_guard = freeze_mainloop;
356		523
357	my $busy = 1;	524	my $busy = 1;
358	my @res;	525	my @res;
359		526
360	(async {	527	(async {
		528	$Coro::current->desc ("sync job coro");
361	@res = eval { $job->() };	529	@res = eval { $job->() };
362	warn $@ if $@;	530	warn $@ if $@;
363	undef $busy;	531	undef $busy;
364	})->prio (Coro::PRIO_MAX);	532	})->prio (Coro::PRIO_MAX);
365		533
366	while ($busy) {	534	while ($busy) {
367	Coro::cede or Event::one_event;	535	if (Coro::nready) {
		536	Coro::cede_notself;
		537	} else {
		538	EV::loop EV::LOOP_ONESHOT;
368	}	539	}
		540	}
369		541
370	$time = Event::time - $time;	542	my $time = AE::time - $time;
371		543
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	544	$TICK_START += $time; # do not account sync jobs to server load
376		545
377	wantarray ? @res : $res[0]	546	wantarray ? @res : $res[0]
378	} else {	547	} else {
379	# we are in another coroutine, how wonderful, everything just works	548	# we are in another coroutine, how wonderful, everything just works
380		549
…		…
405	=item fork_call { }, $args	574	=item fork_call { }, $args
406		575
407	Executes the given code block with the given arguments in a seperate	576	Executes the given code block with the given arguments in a seperate
408	process, returning the results. Everything must be serialisable with	577	process, returning the results. Everything must be serialisable with
409	Coro::Storable. May, of course, block. Note that the executed sub may	578	Coro::Storable. May, of course, block. Note that the executed sub may
410	never block itself or use any form of Event handling.	579	never block itself or use any form of event handling.
411		580
412	=cut	581	=cut
413
414	sub _store_scalar {
415	open my $fh, ">", \my $buf
416	or die "fork_call: cannot open fh-to-buf in child : $!";
417	Storable::store_fd $_[0], $fh;
418	close $fh;
419
420	$buf
421	}
422		582
423	sub fork_call(&@) {	583	sub fork_call(&@) {
424	my ($cb, @args) = @_;	584	my ($cb, @args) = @_;
425		585
426	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	586	# we seemingly have to make a local copy of the whole thing,
427	# or die "socketpair: $!";	587	# otherwise perl prematurely frees the stuff :/
428	pipe my $fh1, my $fh2	588	# TODO: investigate and fix (likely this will be rather laborious)
429	or die "pipe: $!";
430		589
431	if (my $pid = fork) {	590	my @res = Coro::Util::fork_eval {
432	close $fh2;
433
434	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
435	warn "pst<$res>" unless $res =~ /^pst/;
436	$res = Coro::Storable::thaw $res;
437
438	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
439
440	Carp::confess $$res unless "ARRAY" eq ref $res;
441
442	return wantarray ? @$res : $res->[-1];
443	} else {
444	reset_signals;	591	reset_signals;
445	local $SIG{__WARN__};	592	&$cb
446	local $SIG{__DIE__};	593	}, @args;
447	# just in case, this hack effectively disables event
448	# in the child. cleaner and slower would be canceling all watchers,
449	# but this works for the time being.
450	local $Coro::idle;
451	$Coro::current->prio (Coro::PRIO_MAX);
452		594
453	eval {	595	wantarray ? @res : $res[-1]
454	close $fh1;	596	}
455		597
456	my @res = eval { $cb->(@args) };	598	sub objinfo {
457
458	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;
459	close $fh2;
460	};
461
462	warn $@ if $@;
463	_exit 0;
464	}	599	(
		600	"counter value" => cf::object::object_count,
		601	"objects created" => cf::object::create_count,
		602	"objects destroyed" => cf::object::destroy_count,
		603	"freelist size" => cf::object::free_count,
		604	"allocated objects" => cf::object::objects_size,
		605	"active objects" => cf::object::actives_size,
		606	)
		607	}
		608
		609	=item $coin = coin_from_name $name
		610
		611	=cut
		612
		613	our %coin_alias = (
		614	"silver" => "silvercoin",
		615	"silvercoin" => "silvercoin",
		616	"silvercoins" => "silvercoin",
		617	"gold" => "goldcoin",
		618	"goldcoin" => "goldcoin",
		619	"goldcoins" => "goldcoin",
		620	"platinum" => "platinacoin",
		621	"platinumcoin" => "platinacoin",
		622	"platinumcoins" => "platinacoin",
		623	"platina" => "platinacoin",
		624	"platinacoin" => "platinacoin",
		625	"platinacoins" => "platinacoin",
		626	"royalty" => "royalty",
		627	"royalties" => "royalty",
		628	);
		629
		630	sub coin_from_name($) {
		631	$coin_alias{$_[0]}
		632	? cf::arch::find $coin_alias{$_[0]}
		633	: undef
465	}	634	}
466		635
467	=item $value = cf::db_get $family => $key	636	=item $value = cf::db_get $family => $key
468		637
469	Returns a single value from the environment database.	638	Returns a single value from the environment database.
…		…
471	=item cf::db_put $family => $key => $value	640	=item cf::db_put $family => $key => $value
472		641
473	Stores the given C<$value> in the family. It can currently store binary	642	Stores the given C<$value> in the family. It can currently store binary
474	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	643	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
475		644
		645	=item $db = cf::db_table "name"
		646
		647	Create and/or open a new database table. The string must not be "db" and must be unique
		648	within each server.
		649
476	=cut	650	=cut
		651
		652	sub db_table($) {
		653	my ($name) = @_;
		654	my $db = BDB::db_create $DB_ENV;
		655
		656	eval {
		657	$db->set_flags (BDB::CHKSUM);
		658
		659	utf8::encode $name;
		660	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		661	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		662	cf::cleanup "db_open(db): $!" if $!;
		663	};
		664	cf::cleanup "db_open(db): $@" if $@;
		665
		666	$db
		667	}
477		668
478	our $DB;	669	our $DB;
479		670
480	sub db_init {	671	sub db_init {
481	unless ($DB) {
482	$DB = BDB::db_create $DB_ENV;
483
484	cf::sync_job {	672	cf::sync_job {
485	eval {	673	$DB ||= db_table "db";
486	$DB->set_flags (BDB::CHKSUM);
487
488	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
489	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
490	cf::cleanup "db_open(db): $!" if $!;
491	};
492	cf::cleanup "db_open(db): $@" if $@;
493	};
494	}	674	};
495	}	675	}
496		676
497	sub db_get($$) {	677	sub db_get($$) {
498	my $key = "$_[0]/$_[1]";	678	my $key = "$_[0]/$_[1]";
499		679
…		…
549	if (1) {	729	if (1) {
550	$md5 =	730	$md5 =
551	join "\x00",	731	join "\x00",
552	$processversion,	732	$processversion,
553	map {	733	map {
554	Coro::cede;	734	cf::cede_to_tick;
555	($src->[$_], Digest::MD5::md5_hex $data[$_])	735	($src->[$_], Digest::MD5::md5_hex $data[$_])
556	} 0.. $#$src;	736	} 0.. $#$src;
557		737
558		738
559	my $dbmd5 = db_get cache => "$id/md5";	739	my $dbmd5 = db_get cache => "$id/md5";
…		…
597		777
598	#############################################################################	778	#############################################################################
599		779
600	=head2 ATTACHABLE OBJECTS	780	=head2 ATTACHABLE OBJECTS
601		781
602	Many objects in crossfire are so-called attachable objects. That means you can	782	Many objects in deliantra are so-called attachable objects. That means you can
603	attach callbacks/event handlers (a collection of which is called an "attachment")	783	attach callbacks/event handlers (a collection of which is called an "attachment")
604	to it. All such attachable objects support the following methods.	784	to it. All such attachable objects support the following methods.
605		785
606	In the following description, CLASS can be any of C<global>, C<object>	786	In the following description, CLASS can be any of C<global>, C<object>
607	C<player>, C<client> or C<map> (i.e. the attachable objects in	787	C<player>, C<client> or C<map> (i.e. the attachable objects in
608	Crossfire TRT).	788	Deliantra).
609		789
610	=over 4	790	=over 4
611		791
612	=item $attachable->attach ($attachment, key => $value...)	792	=item $attachable->attach ($attachment, key => $value...)
613		793
…		…
657	=item cf::CLASS::attachment $name, ...	837	=item cf::CLASS::attachment $name, ...
658		838
659	Register an attachment by C<$name> through which attachable objects of the	839	Register an attachment by C<$name> through which attachable objects of the
660	given CLASS can refer to this attachment.	840	given CLASS can refer to this attachment.
661		841
662	Some classes such as crossfire maps and objects can specify attachments	842	Some classes such as deliantra maps and objects can specify attachments
663	that are attached at load/instantiate time, thus the need for a name.	843	that are attached at load/instantiate time, thus the need for a name.
664		844
665	These calls expect any number of the following handler/hook descriptions:	845	These calls expect any number of the following handler/hook descriptions:
666		846
667	=over 4	847	=over 4
…		…
865	";	1045	";
866	die if $@;	1046	die if $@;
867	}	1047	}
868		1048
869	our $override;	1049	our $override;
870	our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals?	1050	our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
871		1051
872	sub override {	1052	sub override {
873	$override = 1;	1053	$override = 1;
874	@invoke_results = ();	1054	@INVOKE_RESULTS = (@_);
875	}	1055	}
876		1056
877	sub do_invoke {	1057	sub do_invoke {
878	my $event = shift;	1058	my $event = shift;
879	my $callbacks = shift;	1059	my $callbacks = shift;
880		1060
881	@invoke_results = ();	1061	@INVOKE_RESULTS = ();
882		1062
883	local $override;	1063	local $override;
884		1064
885	for (@$callbacks) {	1065	for (@$callbacks) {
886	eval { &{$_->[1]} };	1066	eval { &{$_->[1]} };
…		…
895	}	1075	}
896		1076
897	0	1077	0
898	}	1078	}
899		1079
900	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1080	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
901		1081
902	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1082	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
903		1083
904	Generate an object-specific event with the given arguments.	1084	Generate an object-specific event with the given arguments.
905		1085
906	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be	1086	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be
907	removed in future versions), and there is no public API to access override	1087	removed in future versions), and there is no public API to access override
908	results (if you must, access C<@cf::invoke_results> directly).	1088	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
909		1089
910	=back	1090	=back
911		1091
912	=cut	1092	=cut
913		1093
914	#############################################################################	1094	#############################################################################
915	# object support	1095	# object support
		1096
		1097	sub _object_equal($$);
		1098	sub _object_equal($$) {
		1099	my ($a, $b) = @_;
		1100
		1101	return 0 unless (ref $a) eq (ref $b);
		1102
		1103	if ("HASH" eq ref $a) {
		1104	my @ka = keys %$a;
		1105	my @kb = keys %$b;
		1106
		1107	return 0 if @ka != @kb;
		1108
		1109	for (0 .. $#ka) {
		1110	return 0 unless $ka[$_] eq $kb[$_];
		1111	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1112	}
		1113
		1114	} elsif ("ARRAY" eq ref $a) {
		1115
		1116	return 0 if @$a != @$b;
		1117
		1118	for (0 .. $#$a) {
		1119	return 0 unless _object_equal $a->[$_], $b->[$_];
		1120	}
		1121
		1122	} elsif ($a ne $b) {
		1123	return 0;
		1124	}
		1125
		1126	1
		1127	}
		1128
		1129	our $SLOW_MERGES;#d#
		1130	sub _can_merge {
		1131	my ($ob1, $ob2) = @_;
		1132
		1133	++$SLOW_MERGES;#d#
		1134
		1135	# we do the slow way here
		1136	return _object_equal $ob1, $ob2
		1137	}
916		1138
917	sub reattach {	1139	sub reattach {
918	# basically do the same as instantiate, without calling instantiate	1140	# basically do the same as instantiate, without calling instantiate
919	my ($obj) = @_;	1141	my ($obj) = @_;
920		1142
		1143	# no longer needed after getting rid of delete_package?
921	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1144	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
922		1145
923	my $registry = $obj->registry;	1146	my $registry = $obj->registry;
924		1147
925	@$registry = ();	1148	@$registry = ();
926		1149
…		…
941	cf::attachable->attach (	1164	cf::attachable->attach (
942	prio => -1000000,	1165	prio => -1000000,
943	on_instantiate => sub {	1166	on_instantiate => sub {
944	my ($obj, $data) = @_;	1167	my ($obj, $data) = @_;
945		1168
946	$data = from_json $data;	1169	$data = decode_json $data;
947		1170
948	for (@$data) {	1171	for (@$data) {
949	my ($name, $args) = @$_;	1172	my ($name, $args) = @$_;
950		1173
951	$obj->attach ($name, %{$args || {} });	1174	$obj->attach ($name, %{$args || {} });
…		…
967	sub object_freezer_save {	1190	sub object_freezer_save {
968	my ($filename, $rdata, $objs) = @_;	1191	my ($filename, $rdata, $objs) = @_;
969		1192
970	sync_job {	1193	sync_job {
971	if (length $$rdata) {	1194	if (length $$rdata) {
		1195	utf8::decode (my $decname = $filename);
972	warn sprintf "saving %s (%d,%d)\n",	1196	warn sprintf "saving %s (%d,%d)\n",
973	$filename, length $$rdata, scalar @$objs;	1197	$decname, length $$rdata, scalar @$objs;
974		1198
975	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1199	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
976	chmod SAVE_MODE, $fh;	1200	aio_chmod $fh, SAVE_MODE;
977	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1201	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
978	aio_fsync $fh if $cf::USE_FSYNC;	1202	if ($cf::USE_FSYNC) {
		1203	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1204	aio_fsync $fh;
		1205	}
979	close $fh;	1206	aio_close $fh;
980		1207
981	if (@$objs) {	1208	if (@$objs) {
982	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1209	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
983	chmod SAVE_MODE, $fh;	1210	aio_chmod $fh, SAVE_MODE;
984	my $data = Storable::nfreeze { version => 1, objs => $objs };	1211	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
985	aio_write $fh, 0, (length $data), $data, 0;	1212	aio_write $fh, 0, (length $data), $data, 0;
986	aio_fsync $fh if $cf::USE_FSYNC;	1213	if ($cf::USE_FSYNC) {
		1214	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1215	aio_fsync $fh;
		1216	}
987	close $fh;	1217	aio_close $fh;
988	aio_rename "$filename.pst~", "$filename.pst";	1218	aio_rename "$filename.pst~", "$filename.pst";
989	}	1219	}
990	} else {	1220	} else {
991	aio_unlink "$filename.pst";	1221	aio_unlink "$filename.pst";
992	}	1222	}
993		1223
994	aio_rename "$filename~", $filename;	1224	aio_rename "$filename~", $filename;
		1225
		1226	$filename =~ s%/[^/]+$%%;
		1227	aio_pathsync $filename if $cf::USE_FSYNC;
995	} else {	1228	} else {
996	warn "FATAL: $filename~: $!\n";	1229	warn "unable to save objects: $filename~: $!\n";
997	}	1230	}
998	} else {	1231	} else {
999	aio_unlink $filename;	1232	aio_unlink $filename;
1000	aio_unlink "$filename.pst";	1233	aio_unlink "$filename.pst";
1001	}	1234	}
1002	}	1235	};
1003	}	1236	}
1004		1237
1005	sub object_freezer_as_string {	1238	sub object_freezer_as_string {
1006	my ($rdata, $objs) = @_;	1239	my ($rdata, $objs) = @_;
1007		1240
…		…
1019	or return;	1252	or return;
1020		1253
1021	unless (aio_stat "$filename.pst") {	1254	unless (aio_stat "$filename.pst") {
1022	(aio_load "$filename.pst", $av) >= 0	1255	(aio_load "$filename.pst", $av) >= 0
1023	or return;	1256	or return;
		1257
1024	$av = eval { (Storable::thaw $av)->{objs} };	1258	my $st = eval { Coro::Storable::thaw $av };
		1259	$av = $st->{objs};
1025	}	1260	}
1026		1261
		1262	utf8::decode (my $decname = $filename);
1027	warn sprintf "loading %s (%d)\n",	1263	warn sprintf "loading %s (%d,%d)\n",
1028	$filename, length $data, scalar @{$av || []};	1264	$decname, length $data, scalar @{$av || []};
		1265
1029	return ($data, $av);	1266	($data, $av)
1030	}	1267	}
1031		1268
1032	=head2 COMMAND CALLBACKS	1269	=head2 COMMAND CALLBACKS
1033		1270
1034	=over 4	1271	=over 4
…		…
1088	my ($name, $cb) = @_;	1325	my ($name, $cb) = @_;
1089		1326
1090	$EXTICMD{$name} = $cb;	1327	$EXTICMD{$name} = $cb;
1091	}	1328	}
1092		1329
		1330	use File::Glob ();
		1331
1093	cf::player->attach (	1332	cf::player->attach (
1094	on_command => sub {	1333	on_unknown_command => sub {
1095	my ($pl, $name, $params) = @_;	1334	my ($pl, $name, $params) = @_;
1096		1335
1097	my $cb = $COMMAND{$name}	1336	my $cb = $COMMAND{$name}
1098	or return;	1337	or return;
1099		1338
…		…
1107	my ($pl, $buf) = @_;	1346	my ($pl, $buf) = @_;
1108		1347
1109	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1348	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1110		1349
1111	if (ref $msg) {	1350	if (ref $msg) {
		1351	my ($type, $reply, @payload) =
		1352	"ARRAY" eq ref $msg
		1353	? @$msg
		1354	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1355
		1356	my @reply;
		1357
1112	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1358	if (my $cb = $EXTCMD{$type}) {
1113	if (my %reply = $cb->($pl, $msg)) {	1359	@reply = $cb->($pl, @payload);
1114	$pl->ext_reply ($msg->{msgid}, %reply);
1115	}
1116	}	1360	}
		1361
		1362	$pl->ext_reply ($reply, @reply)
		1363	if $reply;
		1364
1117	} else {	1365	} else {
1118	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1366	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1119	}	1367	}
1120		1368
1121	cf::override;	1369	cf::override;
1122	},	1370	},
1123	);	1371	);
		1372
		1373	# "readahead" all extensions
		1374	sub cache_extensions {
		1375	my $grp = IO::AIO::aio_group;
		1376
		1377	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1378	for (grep /\.ext$/, @{$_[0]}) {
		1379	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1380	}
		1381	};
		1382
		1383	$grp
		1384	}
1124		1385
1125	sub load_extensions {	1386	sub load_extensions {
1126	cf::sync_job {	1387	cf::sync_job {
1127	my %todo;	1388	my %todo;
1128		1389
…		…
1148		1409
1149	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1410	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1150	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1411	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1151		1412
1152	$ext{source} =	1413	$ext{source} =
1153	"package $pkg; use strict; use utf8;\n"	1414	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1154	. "#line 1 \"$path\"\n{\n"	1415	. "#line 1 \"$path\"\n{\n"
1155	. $source	1416	. $source
1156	. "\n};\n1";	1417	. "\n};\n1";
1157		1418
1158	$todo{$base} = \%ext;	1419	$todo{$base} = \%ext;
1159	}	1420	}
1160		1421
		1422	my $pass = 0;
1161	my %done;	1423	my %done;
1162	while (%todo) {	1424	while (%todo) {
1163	my $progress;	1425	my $progress;
1164		1426
		1427	++$pass;
		1428
		1429	ext:
1165	while (my ($k, $v) = each %todo) {	1430	while (my ($k, $v) = each %todo) {
1166	for (split /,\s*/, $v->{meta}{depends}) {	1431	for (split /,\s*/, $v->{meta}{depends}) {
1167	goto skip	1432	next ext
1168	unless exists $done{$_};	1433	unless exists $done{$_};
1169	}	1434	}
1170		1435
1171	warn "... loading '$k' into '$v->{pkg}'\n";	1436	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1172		1437
1173	unless (eval $v->{source}) {	1438	my $active = eval $v->{source};
		1439
		1440	if (length $@) {
1174	my $msg = $@ ? "$v->{path}: $@\n"	1441	warn "$v->{path}: $@\n";
1175	: "$v->{base}: extension inactive.\n";
1176		1442
		1443	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1177	if (exists $v->{meta}{mandatory}) {	1444	if exists $v->{meta}{mandatory};
1178	warn $msg;	1445
1179	warn "mandatory extension failed to load, exiting.\n";	1446	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1180	exit 1;	1447	delete $todo{$k};
1181	}	1448	} else {
1182		1449	$done{$k} = delete $todo{$k};
1183	warn $msg;	1450	push @EXTS, $v->{pkg};
		1451	$progress = 1;
		1452
		1453	warn "$v->{base}: extension inactive.\n"
		1454	unless $active;
1184	}	1455	}
1185
1186	$done{$k} = delete $todo{$k};
1187	push @EXTS, $v->{pkg};
1188	$progress = 1;
1189	}	1456	}
1190		1457
1191	skip:	1458	unless ($progress) {
1192	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1459	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1193	unless $progress;	1460
		1461	while (my ($k, $v) = each %todo) {
		1462	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1463	if exists $v->{meta}{mandatory};
		1464	}
		1465	}
1194	}	1466	}
1195	};	1467	};
1196	}	1468	}
1197		1469
1198	#############################################################################	1470	#############################################################################
1199		1471
1200	=back	1472	=back
1201		1473
1202	=head2 CORE EXTENSIONS	1474	=head2 CORE EXTENSIONS
1203		1475
1204	Functions and methods that extend core crossfire objects.	1476	Functions and methods that extend core deliantra objects.
1205		1477
1206	=cut	1478	=cut
1207		1479
1208	package cf::player;	1480	package cf::player;
1209		1481
1210	use Coro::AIO;	1482	use Coro::AIO;
1211		1483
1212	=head3 cf::player	1484	=head3 cf::player
1213		1485
1214	=over 4	1486	=over 4
		1487
		1488	=item cf::player::num_playing
		1489
		1490	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1491
		1492	=cut
		1493
		1494	sub num_playing {
		1495	scalar grep
		1496	$_->ob->map
		1497	&& !$_->hidden
		1498	&& !$_->ob->flag (cf::FLAG_WIZ),
		1499	cf::player::list
		1500	}
1215		1501
1216	=item cf::player::find $login	1502	=item cf::player::find $login
1217		1503
1218	Returns the given player object, loading it if necessary (might block).	1504	Returns the given player object, loading it if necessary (might block).
1219		1505
…		…
1238		1524
1239	sub exists($) {	1525	sub exists($) {
1240	my ($login) = @_;	1526	my ($login) = @_;
1241		1527
1242	$cf::PLAYER{$login}	1528	$cf::PLAYER{$login}
1243	or cf::sync_job { !aio_stat path $login }	1529	or !aio_stat path $login
1244	}	1530	}
1245		1531
1246	sub find($) {	1532	sub find($) {
1247	return $cf::PLAYER{$_[0]} || do {	1533	return $cf::PLAYER{$_[0]} || do {
1248	my $login = $_[0];	1534	my $login = $_[0];
…		…
1255	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1541	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1256	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1542	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1257	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1543	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1258	aio_unlink +(playerdir $login) . "/$login.pl";	1544	aio_unlink +(playerdir $login) . "/$login.pl";
1259		1545
1260	my $pl = load_pl path $login	1546	my $f = new_from_file cf::object::thawer path $login
1261	or return;	1547	or return;
		1548
		1549	my $pl = cf::player::load_pl $f
		1550	or return;
		1551
		1552	local $cf::PLAYER_LOADING{$login} = $pl;
		1553	$f->resolve_delayed_derefs;
1262	$cf::PLAYER{$login} = $pl	1554	$cf::PLAYER{$login} = $pl
1263	}	1555	}
1264	}	1556	}
1265	}	1557	}
		1558
		1559	cf::player->attach (
		1560	on_load => sub {
		1561	my ($pl, $path) = @_;
		1562
		1563	# restore slots saved in save, below
		1564	my $slots = delete $pl->{_slots};
		1565
		1566	$pl->ob->current_weapon ($slots->[0]);
		1567	$pl->combat_ob ($slots->[1]);
		1568	$pl->ranged_ob ($slots->[2]);
		1569	},
		1570	);
1266		1571
1267	sub save($) {	1572	sub save($) {
1268	my ($pl) = @_;	1573	my ($pl) = @_;
1269		1574
1270	return if $pl->{deny_save};	1575	return if $pl->{deny_save};
…		…
1275	return if $pl->{deny_save};	1580	return if $pl->{deny_save};
1276		1581
1277	aio_mkdir playerdir $pl, 0770;	1582	aio_mkdir playerdir $pl, 0770;
1278	$pl->{last_save} = $cf::RUNTIME;	1583	$pl->{last_save} = $cf::RUNTIME;
1279		1584
		1585	cf::get_slot 0.01;
		1586
		1587	# save slots, to be restored later
		1588	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
		1589
1280	$pl->save_pl ($path);	1590	$pl->save_pl ($path);
1281	Coro::cede;	1591	cf::cede_to_tick;
1282	}	1592	}
1283		1593
1284	sub new($) {	1594	sub new($) {
1285	my ($login) = @_;	1595	my ($login) = @_;
1286		1596
…		…
1292	$cf::PLAYER{$login} = $self;	1602	$cf::PLAYER{$login} = $self;
1293		1603
1294	$self	1604	$self
1295	}	1605	}
1296		1606
		1607	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1608
		1609	=cut
		1610
		1611	sub send_msg {
		1612	my $ns = shift->ns
		1613	or return;
		1614	$ns->send_msg (@_);
		1615	}
		1616
1297	=item $pl->quit_character	1617	=item $pl->quit_character
1298		1618
1299	Nukes the player without looking back. If logged in, the connection will	1619	Nukes the player without looking back. If logged in, the connection will
1300	be destroyed. May block for a long time.	1620	be destroyed. May block for a long time.
1301		1621
…		…
1305	my ($pl) = @_;	1625	my ($pl) = @_;
1306		1626
1307	my $name = $pl->ob->name;	1627	my $name = $pl->ob->name;
1308		1628
1309	$pl->{deny_save} = 1;	1629	$pl->{deny_save} = 1;
1310	$pl->password ("*"); # this should lock out the player until we nuked the dir	1630	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1311		1631
1312	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1632	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1313	$pl->deactivate;	1633	$pl->deactivate;
		1634	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1635	$pl->ob->check_score;
1314	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1636	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1315	$pl->ns->destroy if $pl->ns;	1637	$pl->ns->destroy if $pl->ns;
1316		1638
1317	my $path = playerdir $pl;	1639	my $path = playerdir $pl;
1318	my $temp = "$path~$cf::RUNTIME~deleting~";	1640	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1354	or return [];	1676	or return [];
1355		1677
1356	my @logins;	1678	my @logins;
1357		1679
1358	for my $login (@$dirs) {	1680	for my $login (@$dirs) {
		1681	my $path = path $login;
		1682
		1683	# a .pst is a dead give-away for a valid player
		1684	# if no pst file found, open and chekc for blocked users
		1685	if (aio_stat "$path.pst") {
1359	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1686	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1360	aio_read $fh, 0, 512, my $buf, 0 or next;	1687	aio_read $fh, 0, 512, my $buf, 0 or next;
1361	$buf !~ /^password -------------$/m or next; # official not-valid tag	1688	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1689	}
1362		1690
1363	utf8::decode $login;	1691	utf8::decode $login;
1364	push @logins, $login;	1692	push @logins, $login;
1365	}	1693	}
1366		1694
1367	\@logins	1695	\@logins
1368	}	1696	}
1369		1697
1370	=item $player->maps	1698	=item $player->maps
		1699
		1700	=item cf::player::maps $login
1371		1701
1372	Returns an arrayref of map paths that are private for this	1702	Returns an arrayref of map paths that are private for this
1373	player. May block.	1703	player. May block.
1374		1704
1375	=cut	1705	=cut
…		…
1393	}	1723	}
1394		1724
1395	\@paths	1725	\@paths
1396	}	1726	}
1397		1727
1398	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1728	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1399		1729
1400	Expand crossfire pod fragments into protocol xml.	1730	Expand deliantra pod fragments into protocol xml.
1401		1731
1402	=cut
1403
1404	sub expand_cfpod {
1405	((my $self), (local $_)) = @_;
1406
1407	# escape & and <
1408	s/&/&amp;/g;
1409	s/(?<![BIUGH])</&lt;/g;
1410
1411	# this is buggy, it needs to properly take care of nested <'s
1412
1413	1 while
1414	# replace B<>, I<>, U<> etc.
1415	s/B<([^\>]*)>/<b>$1<\/b>/
1416	|| s/I<([^\>]*)>/<i>$1<\/i>/
1417	|| s/U<([^\>]*)>/<u>$1<\/u>/
1418	# replace G<male|female> tags
1419	|| s{G<([^>|]*)\|([^>]*)>}{
1420	$self->gender ? $2 : $1
1421	}ge
1422	# replace H<hint text>
1423	|| s{H<([^\>]*)>}
1424	{
1425	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1426	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1427	"")
1428	[$self->{hintmode}]
1429	}ge;
1430
1431	# create single paragraphs (very hackish)
1432	s/(?<=\S)\n(?=\w)/ /g;
1433
1434	# compress some whitespace
1435	s/\s+\n/\n/g; # ws line-ends
1436	s/\n\n+/\n/g; # double lines
1437	s/^\n+//; # beginning lines
1438	s/\n+$//; # ending lines
1439
1440	$_
1441	}
1442
1443	sub hintmode {
1444	$_[0]{hintmode} = $_[1] if @_ > 1;
1445	$_[0]{hintmode}
1446	}
1447
1448	=item $player->ext_reply ($msgid, %msg)	1732	=item $player->ext_reply ($msgid, @msg)
1449		1733
1450	Sends an ext reply to the player.	1734	Sends an ext reply to the player.
1451		1735
1452	=cut	1736	=cut
1453		1737
1454	sub ext_reply($$%) {	1738	sub ext_reply($$@) {
1455	my ($self, $id, %msg) = @_;	1739	my ($self, $id, @msg) = @_;
1456		1740
1457	$msg{msgid} = $id;	1741	$self->ns->ext_reply ($id, @msg)
1458	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1459	}	1742	}
1460		1743
1461	=item $player->ext_event ($type, %msg)	1744	=item $player->ext_msg ($type, @msg)
1462		1745
1463	Sends an ext event to the client.	1746	Sends an ext event to the client.
1464		1747
1465	=cut	1748	=cut
1466		1749
1467	sub ext_event($$%) {	1750	sub ext_msg($$@) {
1468	my ($self, $type, %msg) = @_;	1751	my ($self, $type, @msg) = @_;
1469		1752
1470	$self->ns->ext_event ($type, %msg);	1753	$self->ns->ext_msg ($type, @msg);
1471	}	1754	}
1472		1755
1473	=head3 cf::region	1756	=head3 cf::region
1474		1757
1475	=over 4	1758	=over 4
…		…
1485	=cut	1768	=cut
1486		1769
1487	sub find_by_path($) {	1770	sub find_by_path($) {
1488	my ($path) = @_;	1771	my ($path) = @_;
1489		1772
		1773	$path =~ s/^~[^\/]*//; # skip ~login
		1774
1490	my ($match, $specificity);	1775	my ($match, $specificity);
1491		1776
1492	for my $region (list) {	1777	for my $region (list) {
1493	if ($region->match && $path =~ $region->match) {	1778	if ($region->{match} && $path =~ $region->{match}) {
1494	($match, $specificity) = ($region, $region->specificity)	1779	($match, $specificity) = ($region, $region->specificity)
1495	if $region->specificity > $specificity;	1780	if $region->specificity > $specificity;
1496	}	1781	}
1497	}	1782	}
1498		1783
…		…
1519	our $MAX_RESET = 3600;	1804	our $MAX_RESET = 3600;
1520	our $DEFAULT_RESET = 3000;	1805	our $DEFAULT_RESET = 3000;
1521		1806
1522	sub generate_random_map {	1807	sub generate_random_map {
1523	my ($self, $rmp) = @_;	1808	my ($self, $rmp) = @_;
		1809
		1810	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1811
1524	# mit "rum" bekleckern, nicht	1812	# mit "rum" bekleckern, nicht
1525	$self->_create_random_map (	1813	$self->_create_random_map (
1526	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1814	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1527	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1815	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1528	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1816	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1529	$rmp->{exit_on_final_map},	1817	$rmp->{exit_on_final_map},
1530	$rmp->{xsize}, $rmp->{ysize},	1818	$rmp->{xsize}, $rmp->{ysize},
1531	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1819	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1532	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1820	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1554		1842
1555	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1843	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1556	}	1844	}
1557		1845
1558	# also paths starting with '/'	1846	# also paths starting with '/'
1559	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1847	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1560		1848
1561	sub thawer_merge {	1849	sub thawer_merge {
1562	my ($self, $merge) = @_;	1850	my ($self, $merge) = @_;
1563		1851
1564	# we have to keep some variables in memory intact	1852	# we have to keep some variables in memory intact
…		…
1618	$self->init; # pass $1 etc.	1906	$self->init; # pass $1 etc.
1619	return $self;	1907	return $self;
1620	}	1908	}
1621	}	1909	}
1622		1910
1623	Carp::carp "unable to resolve path '$path' (base '$base').";	1911	Carp::cluck "unable to resolve path '$path' (base '$base').";
1624	()	1912	()
1625	}	1913	}
1626		1914
1627	sub init {	1915	sub init {
1628	my ($self) = @_;	1916	my ($self) = @_;
…		…
1650		1938
1651	# the temporary/swap location	1939	# the temporary/swap location
1652	sub save_path {	1940	sub save_path {
1653	my ($self) = @_;	1941	my ($self) = @_;
1654		1942
1655	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1943	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1656	"$TMPDIR/$path.map"	1944	"$TMPDIR/$path.map"
1657	}	1945	}
1658		1946
1659	# the unique path, undef == no special unique path	1947	# the unique path, undef == no special unique path
1660	sub uniq_path {	1948	sub uniq_path {
1661	my ($self) = @_;	1949	my ($self) = @_;
1662		1950
1663	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1951	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1664	"$UNIQUEDIR/$path"	1952	"$UNIQUEDIR/$path"
1665	}
1666
1667	# and all this just because we cannot iterate over
1668	# all maps in C++...
1669	sub change_all_map_light {
1670	my ($change) = @_;
1671
1672	$_->change_map_light ($change)
1673	for grep $_->outdoor, values %cf::MAP;
1674	}	1953	}
1675		1954
1676	sub decay_objects {	1955	sub decay_objects {
1677	my ($self) = @_;	1956	my ($self) = @_;
1678		1957
…		…
1691		1970
1692	sub load_header_from($) {	1971	sub load_header_from($) {
1693	my ($self, $path) = @_;	1972	my ($self, $path) = @_;
1694		1973
1695	utf8::encode $path;	1974	utf8::encode $path;
1696	#aio_open $path, O_RDONLY, 0	1975	my $f = new_from_file cf::object::thawer $path
1697	# or return;
1698
1699	$self->_load_header ($path)
1700	or return;	1976	or return;
		1977
		1978	$self->_load_header ($f)
		1979	or return;
		1980
		1981	local $MAP_LOADING{$self->{path}} = $self;
		1982	$f->resolve_delayed_derefs;
1701		1983
1702	$self->{load_path} = $path;	1984	$self->{load_path} = $path;
1703		1985
1704	1	1986	1
1705	}	1987	}
…		…
1759	sub find {	2041	sub find {
1760	my ($path, $origin) = @_;	2042	my ($path, $origin) = @_;
1761		2043
1762	$path = normalise $path, $origin && $origin->path;	2044	$path = normalise $path, $origin && $origin->path;
1763		2045
		2046	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1764	cf::lock_wait "map_find:$path";	2047	my $guard2 = cf::lock_acquire "map_find:$path";
1765		2048
1766	$cf::MAP{$path} || do {	2049	$cf::MAP{$path} || do {
1767	my $guard = cf::lock_acquire "map_find:$path";
1768	my $map = new_from_path cf::map $path	2050	my $map = new_from_path cf::map $path
1769	or return;	2051	or return;
1770		2052
1771	$map->{last_save} = $cf::RUNTIME;	2053	$map->{last_save} = $cf::RUNTIME;
1772		2054
…		…
1774	or return;	2056	or return;
1775		2057
1776	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2058	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1777	# doing this can freeze the server in a sync job, obviously	2059	# doing this can freeze the server in a sync job, obviously
1778	#$cf::WAIT_FOR_TICK->wait;	2060	#$cf::WAIT_FOR_TICK->wait;
		2061	undef $guard2;
		2062	undef $guard1;
1779	$map->reset;	2063	$map->reset;
1780	undef $guard;
1781	return find $path;	2064	return find $path;
1782	}	2065	}
1783		2066
1784	$cf::MAP{$path} = $map	2067	$cf::MAP{$path} = $map
1785	}	2068	}
1786	}	2069	}
1787		2070
1788	sub pre_load { }	2071	sub pre_load { }
1789	sub post_load { }	2072	#sub post_load { } # XS
1790		2073
1791	sub load {	2074	sub load {
1792	my ($self) = @_;	2075	my ($self) = @_;
1793		2076
1794	local $self->{deny_reset} = 1; # loading can take a long time	2077	local $self->{deny_reset} = 1; # loading can take a long time
1795		2078
1796	my $path = $self->{path};	2079	my $path = $self->{path};
1797		2080
1798	{	2081	{
1799	my $guard = cf::lock_acquire "map_load:$path";	2082	my $guard = cf::lock_acquire "map_data:$path";
1800		2083
		2084	return unless $self->valid;
1801	return if $self->in_memory != cf::MAP_SWAPPED;	2085	return unless $self->in_memory == cf::MAP_SWAPPED;
1802		2086
1803	$self->in_memory (cf::MAP_LOADING);	2087	$self->in_memory (cf::MAP_LOADING);
1804		2088
1805	$self->alloc;	2089	$self->alloc;
1806		2090
1807	$self->pre_load;	2091	$self->pre_load;
1808	Coro::cede;	2092	cf::cede_to_tick;
1809		2093
		2094	my $f = new_from_file cf::object::thawer $self->{load_path};
		2095	$f->skip_block;
1810	$self->_load_objects ($self->{load_path}, 1)	2096	$self->_load_objects ($f)
1811	or return;	2097	or return;
1812		2098
1813	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2099	$self->post_load_original
1814	if delete $self->{load_original};	2100	if delete $self->{load_original};
1815		2101
1816	if (my $uniq = $self->uniq_path) {	2102	if (my $uniq = $self->uniq_path) {
1817	utf8::encode $uniq;	2103	utf8::encode $uniq;
1818	if (aio_open $uniq, O_RDONLY, 0) {	2104	unless (aio_stat $uniq) {
		2105	if (my $f = new_from_file cf::object::thawer $uniq) {
1819	$self->clear_unique_items;	2106	$self->clear_unique_items;
1820	$self->_load_objects ($uniq, 0);	2107	$self->_load_objects ($f);
		2108	$f->resolve_delayed_derefs;
		2109	}
1821	}	2110	}
1822	}	2111	}
1823		2112
1824	Coro::cede;	2113	$f->resolve_delayed_derefs;
		2114
		2115	cf::cede_to_tick;
1825	# now do the right thing for maps	2116	# now do the right thing for maps
1826	$self->link_multipart_objects;	2117	$self->link_multipart_objects;
1827	$self->difficulty ($self->estimate_difficulty)	2118	$self->difficulty ($self->estimate_difficulty)
1828	unless $self->difficulty;	2119	unless $self->difficulty;
1829	Coro::cede;	2120	cf::cede_to_tick;
1830		2121
1831	unless ($self->{deny_activate}) {	2122	unless ($self->{deny_activate}) {
1832	$self->decay_objects;	2123	$self->decay_objects;
1833	$self->fix_auto_apply;	2124	$self->fix_auto_apply;
1834	$self->update_buttons;	2125	$self->update_buttons;
1835	Coro::cede;	2126	cf::cede_to_tick;
1836	$self->set_darkness_map;
1837	Coro::cede;
1838	$self->activate;	2127	$self->activate;
1839	}	2128	}
1840		2129
		2130	$self->{last_save} = $cf::RUNTIME;
		2131	$self->last_access ($cf::RUNTIME);
		2132
1841	$self->in_memory (cf::MAP_IN_MEMORY);	2133	$self->in_memory (cf::MAP_ACTIVE);
1842	}	2134	}
1843		2135
1844	$self->post_load;	2136	$self->post_load;
1845	}	2137	}
1846		2138
		2139	# customize the map for a given player, i.e.
		2140	# return the _real_ map. used by e.g. per-player
		2141	# maps to change the path to ~playername/mappath
1847	sub customise_for {	2142	sub customise_for {
1848	my ($self, $ob) = @_;	2143	my ($self, $ob) = @_;
1849		2144
1850	return find "~" . $ob->name . "/" . $self->{path}	2145	return find "~" . $ob->name . "/" . $self->{path}
1851	if $self->per_player;	2146	if $self->per_player;
…		…
1855		2150
1856	$self	2151	$self
1857	}	2152	}
1858		2153
1859	# find and load all maps in the 3x3 area around a map	2154	# find and load all maps in the 3x3 area around a map
1860	sub load_diag {	2155	sub load_neighbours {
1861	my ($map) = @_;	2156	my ($map) = @_;
1862		2157
1863	my @diag; # diagonal neighbours	2158	my @neigh; # diagonal neighbours
1864		2159
1865	for (0 .. 3) {	2160	for (0 .. 3) {
1866	my $neigh = $map->tile_path ($_)	2161	my $neigh = $map->tile_path ($_)
1867	or next;	2162	or next;
1868	$neigh = find $neigh, $map	2163	$neigh = find $neigh, $map
1869	or next;	2164	or next;
1870	$neigh->load;	2165	$neigh->load;
1871		2166
		2167	push @neigh,
1872	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2168	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1873	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2169	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1874	}	2170	}
1875		2171
1876	for (@diag) {	2172	for (grep defined $_->[0], @neigh) {
		2173	my ($path, $origin) = @$_;
1877	my $neigh = find @$_	2174	my $neigh = find $path, $origin
1878	or next;	2175	or next;
1879	$neigh->load;	2176	$neigh->load;
1880	}	2177	}
1881	}	2178	}
1882		2179
…		…
1887	}	2184	}
1888		2185
1889	sub do_load_sync {	2186	sub do_load_sync {
1890	my ($map) = @_;	2187	my ($map) = @_;
1891		2188
		2189	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2190	if $Coro::current == $Coro::main;
		2191
1892	cf::sync_job { $map->load };	2192	cf::sync_job { $map->load };
1893	}	2193	}
1894		2194
1895	our %MAP_PREFETCH;	2195	our %MAP_PREFETCH;
1896	our $MAP_PREFETCHER = undef;	2196	our $MAP_PREFETCHER = undef;
1897		2197
1898	sub find_async {	2198	sub find_async {
1899	my ($path, $origin) = @_;	2199	my ($path, $origin, $load) = @_;
1900		2200
1901	$path = normalise $path, $origin && $origin->{path};	2201	$path = normalise $path, $origin && $origin->{path};
1902		2202
1903	if (my $map = $cf::MAP{$path}) {	2203	if (my $map = $cf::MAP{$path}) {
1904	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2204	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1905	}	2205	}
1906		2206
1907	undef $MAP_PREFETCH{$path};	2207	$MAP_PREFETCH{$path} |= $load;
		2208
1908	$MAP_PREFETCHER ||= cf::async {	2209	$MAP_PREFETCHER ||= cf::async {
		2210	$Coro::current->{desc} = "map prefetcher";
		2211
1909	while (%MAP_PREFETCH) {	2212	while (%MAP_PREFETCH) {
1910	for my $path (keys %MAP_PREFETCH) {	2213	while (my ($k, $v) = each %MAP_PREFETCH) {
1911	my $map = find $path	2214	if (my $map = find $k) {
1912	or next;
1913	$map->load;	2215	$map->load if $v;
		2216	}
1914		2217
1915	delete $MAP_PREFETCH{$path};	2218	delete $MAP_PREFETCH{$k};
1916	}	2219	}
1917	}	2220	}
1918	undef $MAP_PREFETCHER;	2221	undef $MAP_PREFETCHER;
1919	};	2222	};
1920	$MAP_PREFETCHER->prio (6);	2223	$MAP_PREFETCHER->prio (6);
1921		2224
1922	()	2225	()
1923	}	2226	}
1924		2227
		2228	# common code, used by both ->save and ->swapout
1925	sub save {	2229	sub _save {
1926	my ($self) = @_;	2230	my ($self) = @_;
1927
1928	my $lock = cf::lock_acquire "map_data:" . $self->path;
1929		2231
1930	$self->{last_save} = $cf::RUNTIME;	2232	$self->{last_save} = $cf::RUNTIME;
1931		2233
1932	return unless $self->dirty;	2234	return unless $self->dirty;
1933		2235
…		…
1939	return if $self->{deny_save};	2241	return if $self->{deny_save};
1940		2242
1941	local $self->{last_access} = $self->last_access;#d#	2243	local $self->{last_access} = $self->last_access;#d#
1942		2244
1943	cf::async {	2245	cf::async {
		2246	$Coro::current->{desc} = "map player save";
1944	$_->contr->save for $self->players;	2247	$_->contr->save for $self->players;
1945	};	2248	};
		2249
		2250	cf::get_slot 0.02;
1946		2251
1947	if ($uniq) {	2252	if ($uniq) {
1948	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2253	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1949	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2254	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1950	} else {	2255	} else {
1951	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2256	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1952	}	2257	}
1953	}	2258	}
1954		2259
		2260	sub save {
		2261	my ($self) = @_;
		2262
		2263	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2264
		2265	$self->_save;
		2266	}
		2267
1955	sub swap_out {	2268	sub swap_out {
1956	my ($self) = @_;	2269	my ($self) = @_;
1957		2270
1958	# save first because save cedes
1959	$self->save;
1960
1961	my $lock = cf::lock_acquire "map_data:" . $self->path;	2271	my $lock = cf::lock_acquire "map_data:$self->{path}";
1962		2272
		2273	return if $self->in_memory != cf::MAP_ACTIVE;
		2274	return if $self->{deny_save};
1963	return if $self->players;	2275	return if $self->players;
1964	return if $self->in_memory != cf::MAP_IN_MEMORY;
1965	return if $self->{deny_save};
1966		2276
		2277	# first deactivate the map and "unlink" it from the core
		2278	$self->deactivate;
		2279	$_->clear_links_to ($self) for values %cf::MAP;
		2280	$self->in_memory (cf::MAP_SWAPPED);
		2281
		2282	# then atomically save
		2283	$self->_save;
		2284
		2285	# then free the map
1967	$self->clear;	2286	$self->clear;
1968	$self->in_memory (cf::MAP_SWAPPED);
1969	}	2287	}
1970		2288
1971	sub reset_at {	2289	sub reset_at {
1972	my ($self) = @_;	2290	my ($self) = @_;
1973		2291
…		…
1991		2309
1992	my $lock = cf::lock_acquire "map_data:$self->{path}";	2310	my $lock = cf::lock_acquire "map_data:$self->{path}";
1993		2311
1994	return if $self->players;	2312	return if $self->players;
1995		2313
1996	warn "resetting map ", $self->path;	2314	warn "resetting map ", $self->path, "\n";
1997		2315
1998	$self->in_memory (cf::MAP_SWAPPED);	2316	$self->in_memory (cf::MAP_SWAPPED);
1999		2317
2000	# need to save uniques path	2318	# need to save uniques path
2001	unless ($self->{deny_save}) {	2319	unless ($self->{deny_save}) {
…		…
2005	if $uniq;	2323	if $uniq;
2006	}	2324	}
2007		2325
2008	delete $cf::MAP{$self->path};	2326	delete $cf::MAP{$self->path};
2009		2327
		2328	$self->deactivate;
		2329	$_->clear_links_to ($self) for values %cf::MAP;
2010	$self->clear;	2330	$self->clear;
2011
2012	$_->clear_links_to ($self) for values %cf::MAP;
2013		2331
2014	$self->unlink_save;	2332	$self->unlink_save;
2015	$self->destroy;	2333	$self->destroy;
2016	}	2334	}
2017		2335
2018	my $nuke_counter = "aaaa";	2336	my $nuke_counter = "aaaa";
2019		2337
2020	sub nuke {	2338	sub nuke {
2021	my ($self) = @_;	2339	my ($self) = @_;
2022		2340
		2341	{
		2342	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2343
2023	delete $cf::MAP{$self->path};	2344	delete $cf::MAP{$self->path};
2024		2345
2025	$self->unlink_save;	2346	$self->unlink_save;
2026		2347
2027	bless $self, "cf::map";	2348	bless $self, "cf::map::wrap";
2028	delete $self->{deny_reset};	2349	delete $self->{deny_reset};
2029	$self->{deny_save} = 1;	2350	$self->{deny_save} = 1;
2030	$self->reset_timeout (1);	2351	$self->reset_timeout (1);
2031	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2352	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2032		2353
2033	$cf::MAP{$self->path} = $self;	2354	$cf::MAP{$self->path} = $self;
		2355	}
2034		2356
2035	$self->reset; # polite request, might not happen	2357	$self->reset; # polite request, might not happen
2036	}	2358	}
2037		2359
2038	=item $maps = cf::map::tmp_maps	2360	=item $maps = cf::map::tmp_maps
…		…
2080		2402
2081	sub unique_maps() {	2403	sub unique_maps() {
2082	[	2404	[
2083	map {	2405	map {
2084	utf8::decode $_;	2406	utf8::decode $_;
2085	/\.map$/	2407	s/\.map$//; # TODO future compatibility hack
		2408	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2409	? ()
2086	? normalise $_	2410	: normalise $_
2087	: ()
2088	} @{ aio_readdir $UNIQUEDIR or [] }	2411	} @{ aio_readdir $UNIQUEDIR or [] }
2089	]	2412	]
2090	}	2413	}
2091		2414
2092	package cf;	2415	=item cf::map::static_maps
		2416
		2417	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2418	file in the shared directory excluding F</styles> and F</editor>). May
		2419	block.
		2420
		2421	=cut
		2422
		2423	sub static_maps() {
		2424	my @dirs = "";
		2425	my @maps;
		2426
		2427	while (@dirs) {
		2428	my $dir = shift @dirs;
		2429
		2430	next if $dir eq "/styles" || $dir eq "/editor";
		2431
		2432	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2433	or return;
		2434
		2435	for (@$files) {
		2436	s/\.map$// or next;
		2437	utf8::decode $_;
		2438	push @maps, "$dir/$_";
		2439	}
		2440
		2441	push @dirs, map "$dir/$_", @$dirs;
		2442	}
		2443
		2444	\@maps
		2445	}
2093		2446
2094	=back	2447	=back
2095		2448
2096	=head3 cf::object	2449	=head3 cf::object
2097		2450
…		…
2101		2454
2102	=over 4	2455	=over 4
2103		2456
2104	=item $ob->inv_recursive	2457	=item $ob->inv_recursive
2105		2458
2106	Returns the inventory of the object _and_ their inventories, recursively.	2459	Returns the inventory of the object I<and> their inventories, recursively,
		2460	but I<not> the object itself.
2107		2461
2108	=cut	2462	=cut
2109		2463
2110	sub inv_recursive_;	2464	sub inv_recursive_;
2111	sub inv_recursive_ {	2465	sub inv_recursive_ {
…		…
2114		2468
2115	sub inv_recursive {	2469	sub inv_recursive {
2116	inv_recursive_ inv $_[0]	2470	inv_recursive_ inv $_[0]
2117	}	2471	}
2118		2472
		2473	=item $ref = $ob->ref
		2474
		2475	Creates and returns a persistent reference to an object that can be stored as a string.
		2476
		2477	=item $ob = cf::object::deref ($refstring)
		2478
		2479	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2480	even if the object actually exists. May block.
		2481
		2482	=cut
		2483
		2484	sub deref {
		2485	my ($ref) = @_;
		2486
		2487	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2488	my ($uuid, $name) = ($1, $2);
		2489	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2490	or return;
		2491	$pl->ob->uuid eq $uuid
		2492	or return;
		2493
		2494	$pl->ob
		2495	} else {
		2496	warn "$ref: cannot resolve object reference\n";
		2497	undef
		2498	}
		2499	}
		2500
2119	package cf;	2501	package cf;
2120		2502
2121	=back	2503	=back
2122		2504
2123	=head3 cf::object::player	2505	=head3 cf::object::player
…		…
2129	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2511	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2130	can be C<undef>. Does the right thing when the player is currently in a	2512	can be C<undef>. Does the right thing when the player is currently in a
2131	dialogue with the given NPC character.	2513	dialogue with the given NPC character.
2132		2514
2133	=cut	2515	=cut
		2516
		2517	our $SAY_CHANNEL = {
		2518	id => "say",
		2519	title => "Map",
		2520	reply => "say ",
		2521	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2522	};
		2523
		2524	our $CHAT_CHANNEL = {
		2525	id => "chat",
		2526	title => "Chat",
		2527	reply => "chat ",
		2528	tooltip => "Player chat and shouts, global to the server.",
		2529	};
2134		2530
2135	# rough implementation of a future "reply" method that works	2531	# rough implementation of a future "reply" method that works
2136	# with dialog boxes.	2532	# with dialog boxes.
2137	#TODO: the first argument must go, split into a $npc->reply_to ( method	2533	#TODO: the first argument must go, split into a $npc->reply_to ( method
2138	sub cf::object::player::reply($$$;$) {	2534	sub cf::object::player::reply($$$;$) {
…		…
2145		2541
2146	} else {	2542	} else {
2147	my $pl = $self->contr;	2543	my $pl = $self->contr;
2148		2544
2149	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2545	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2150	my $diag = $pl->{npc_dialog};	2546	my $dialog = $pl->{npc_dialog};
2151	$diag->{pl}->ext_reply (	2547	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2152	$diag->{id},
2153	msgtype => "reply",
2154	msg => $diag->{pl}->expand_cfpod ($msg),
2155	add_topics => []
2156	);
2157		2548
2158	} else {	2549	} else {
2159	$msg = $npc->name . " says: $msg" if $npc;	2550	$msg = $npc->name . " says: $msg" if $npc;
2160	$self->message ($msg, $flags);	2551	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2161	}	2552	}
2162	}	2553	}
		2554	}
		2555
		2556	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2557
		2558	=cut
		2559
		2560	sub cf::object::send_msg {
		2561	my $pl = shift->contr
		2562	or return;
		2563	$pl->send_msg (@_);
2163	}	2564	}
2164		2565
2165	=item $player_object->may ("access")	2566	=item $player_object->may ("access")
2166		2567
2167	Returns wether the given player is authorized to access resource "access"	2568	Returns wether the given player is authorized to access resource "access"
…		…
2180		2581
2181	=item $player_object->enter_link	2582	=item $player_object->enter_link
2182		2583
2183	Freezes the player and moves him/her to a special map (C<{link}>).	2584	Freezes the player and moves him/her to a special map (C<{link}>).
2184		2585
2185	The player should be reasonably safe there for short amounts of time. You	2586	The player should be reasonably safe there for short amounts of time (e.g.
2186	I<MUST> call C<leave_link> as soon as possible, though.	2587	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2588	though, as the palyer cannot control the character while it is on the link
		2589	map.
2187		2590
2188	Will never block.	2591	Will never block.
2189		2592
2190	=item $player_object->leave_link ($map, $x, $y)	2593	=item $player_object->leave_link ($map, $x, $y)
2191		2594
…		…
2216	return if UNIVERSAL::isa $self->map, "ext::map_link";	2619	return if UNIVERSAL::isa $self->map, "ext::map_link";
2217		2620
2218	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2621	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2219	if $self->map && $self->map->{path} ne "{link}";	2622	if $self->map && $self->map->{path} ne "{link}";
2220		2623
2221	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2624	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2222	}	2625	}
2223		2626
2224	sub cf::object::player::leave_link {	2627	sub cf::object::player::leave_link {
2225	my ($self, $map, $x, $y) = @_;	2628	my ($self, $map, $x, $y) = @_;
2226		2629
…		…
2243	($x, $y) = (-1, -1)	2646	($x, $y) = (-1, -1)
2244	unless (defined $x) && (defined $y);	2647	unless (defined $x) && (defined $y);
2245		2648
2246	# use -1 or undef as default coordinates, not 0, 0	2649	# use -1 or undef as default coordinates, not 0, 0
2247	($x, $y) = ($map->enter_x, $map->enter_y)	2650	($x, $y) = ($map->enter_x, $map->enter_y)
2248	if $x <=0 && $y <= 0;	2651	if $x <= 0 && $y <= 0;
2249		2652
2250	$map->load;	2653	$map->load;
2251	$map->load_diag;	2654	$map->load_neighbours;
2252		2655
2253	return unless $self->contr->active;	2656	return unless $self->contr->active;
2254	$self->activate_recursive;
2255		2657
2256	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2658	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2257	$self->enter_map ($map, $x, $y);	2659	$self->enter_map ($map, $x, $y);
2258	}
2259		2660
		2661	# only activate afterwards, to support waiting in hooks
		2662	$self->activate_recursive;
		2663	# unless exists $self->{_link_pos}; # maybe we re in-flight again
		2664	}
		2665
2260	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2666	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2261		2667
2262	Moves the player to the given map-path and coordinates by first freezing	2668	Moves the player to the given map-path and coordinates by first freezing
2263	her, loading and preparing them map, calling the provided $check callback	2669	her, loading and preparing them map, calling the provided $check callback
2264	that has to return the map if sucecssful, and then unfreezes the player on	2670	that has to return the map if sucecssful, and then unfreezes the player on
2265	the new (success) or old (failed) map position.	2671	the new (success) or old (failed) map position. In either case, $done will
		2672	be called at the end of this process.
		2673
		2674	Note that $check will be called with a potentially non-loaded map, so if
		2675	it needs a loaded map it has to call C<< ->load >>.
2266		2676
2267	=cut	2677	=cut
2268		2678
2269	our $GOTOGEN;	2679	our $GOTOGEN;
2270		2680
2271	sub cf::object::player::goto {	2681	sub cf::object::player::goto {
2272	my ($self, $path, $x, $y, $check) = @_;	2682	my ($self, $path, $x, $y, $check, $done) = @_;
2273		2683
2274	# do generation counting so two concurrent goto's will be executed in-order	2684	# do generation counting so two concurrent goto's will be executed in-order
2275	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2685	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2276		2686
2277	$self->enter_link;	2687	$self->enter_link;
2278		2688
2279	(async {	2689	(async {
		2690	$Coro::current->{desc} = "player::goto $path $x $y";
		2691
		2692	# *tag paths override both path and x|y
		2693	if ($path =~ /^\*(.*)$/) {
		2694	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2695	my $ob = $obs[rand @obs];
		2696
		2697	# see if we actually can go there
		2698	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2699	$ob = $obs[rand @obs];
		2700	} else {
		2701	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2702	}
		2703	# else put us there anyways for now #d#
		2704
		2705	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2706	} else {
		2707	($path, $x, $y) = (undef, undef, undef);
		2708	}
		2709	}
		2710
2280	my $map = eval {	2711	my $map = eval {
2281	my $map = cf::map::find $path;	2712	my $map = defined $path ? cf::map::find $path : undef;
2282		2713
2283	if ($map) {	2714	if ($map) {
2284	$map = $map->customise_for ($self);	2715	$map = $map->customise_for ($self);
2285	$map = $check->($map) if $check && $map;	2716	$map = $check->($map) if $check && $map;
2286	} else {	2717	} else {
2287	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2718	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2288	}	2719	}
2289		2720
2290	$map	2721	$map
2291	};	2722	};
2292		2723
…		…
2297		2728
2298	if ($gen == $self->{_goto_generation}) {	2729	if ($gen == $self->{_goto_generation}) {
2299	delete $self->{_goto_generation};	2730	delete $self->{_goto_generation};
2300	$self->leave_link ($map, $x, $y);	2731	$self->leave_link ($map, $x, $y);
2301	}	2732	}
		2733
		2734	$done->() if $done;
2302	})->prio (1);	2735	})->prio (1);
2303	}	2736	}
2304		2737
2305	=item $player_object->enter_exit ($exit_object)	2738	=item $player_object->enter_exit ($exit_object)
2306		2739
…		…
2326	}	2759	}
2327		2760
2328	sub prepare_random_map {	2761	sub prepare_random_map {
2329	my ($exit) = @_;	2762	my ($exit) = @_;
2330		2763
2331	my $guard = cf::lock_acquire "exit_prepare:$exit";
2332
2333	# all this does is basically replace the /! path by	2764	# all this does is basically replace the /! path by
2334	# a new random map path (?random/...) with a seed	2765	# a new random map path (?random/...) with a seed
2335	# that depends on the exit object	2766	# that depends on the exit object
2336		2767
2337	my $rmp = parse_random_map_params $exit->msg;	2768	my $rmp = parse_random_map_params $exit->msg;
…		…
2339	if ($exit->map) {	2770	if ($exit->map) {
2340	$rmp->{region} = $exit->region->name;	2771	$rmp->{region} = $exit->region->name;
2341	$rmp->{origin_map} = $exit->map->path;	2772	$rmp->{origin_map} = $exit->map->path;
2342	$rmp->{origin_x} = $exit->x;	2773	$rmp->{origin_x} = $exit->x;
2343	$rmp->{origin_y} = $exit->y;	2774	$rmp->{origin_y} = $exit->y;
		2775
		2776	$exit->map->touch;
2344	}	2777	}
2345		2778
2346	$rmp->{random_seed} ||= $exit->random_seed;	2779	$rmp->{random_seed} ||= $exit->random_seed;
2347		2780
2348	my $data = cf::to_json $rmp;	2781	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2349	my $md5 = Digest::MD5::md5_hex $data;	2782	my $md5 = Digest::MD5::md5_hex $data;
2350	my $meta = "$RANDOMDIR/$md5.meta";	2783	my $meta = "$RANDOMDIR/$md5.meta";
2351		2784
2352	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2785	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2353	aio_write $fh, 0, (length $data), $data, 0;	2786	aio_write $fh, 0, (length $data), $data, 0;
2354	undef $fh;	2787	undef $fh;
2355	aio_rename "$meta~", $meta;	2788	aio_rename "$meta~", $meta;
2356		2789
		2790	my $slaying = "?random/$md5";
		2791
		2792	if ($exit->valid) {
2357	$exit->slaying ("?random/$md5");	2793	$exit->slaying ("?random/$md5");
2358	$exit->msg (undef);	2794	$exit->msg (undef);
		2795	}
2359	}	2796	}
2360	}	2797	}
2361		2798
2362	sub cf::object::player::enter_exit {	2799	sub cf::object::player::enter_exit {
2363	my ($self, $exit) = @_;	2800	my ($self, $exit) = @_;
2364		2801
2365	return unless $self->type == cf::PLAYER;	2802	return unless $self->type == cf::PLAYER;
2366		2803
2367	if ($exit->slaying eq "/!") {
2368	#TODO: this should de-fi-ni-te-ly not be a sync-job
2369	# the problem is that $exit might not survive long enough
2370	# so it needs to be done right now, right here
2371	cf::sync_job { prepare_random_map $exit };
2372	}
2373
2374	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2375	my $hp = $exit->stats->hp;
2376	my $sp = $exit->stats->sp;
2377
2378	$self->enter_link;	2804	$self->enter_link;
2379		2805
2380	# if exit is damned, update players death & WoR home-position
2381	$self->contr->savebed ($slaying, $hp, $sp)
2382	if $exit->flag (FLAG_DAMNED);
2383
2384	(async {	2806	(async {
2385	$self->deactivate_recursive; # just to be sure	2807	$Coro::current->{desc} = "enter_exit";
		2808
2386	unless (eval {	2809	unless (eval {
		2810	$self->deactivate_recursive; # just to be sure
		2811
		2812	# random map handling
		2813	{
		2814	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2815
		2816	prepare_random_map $exit
		2817	if $exit->slaying eq "/!";
		2818	}
		2819
		2820	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2821	my $x = $exit->stats->hp;
		2822	my $y = $exit->stats->sp;
		2823
2387	$self->goto ($slaying, $hp, $sp);	2824	$self->goto ($map, $x, $y);
2388		2825
		2826	# if exit is damned, update players death & WoR home-position
		2827	$self->contr->savebed ($map, $x, $y)
		2828	if $exit->flag (cf::FLAG_DAMNED);
		2829
2389	1;	2830	1
2390	}) {	2831	}) {
2391	$self->message ("Something went wrong deep within the crossfire server. "	2832	$self->message ("Something went wrong deep within the deliantra server. "
2392	. "I'll try to bring you back to the map you were before. "	2833	. "I'll try to bring you back to the map you were before. "
2393	. "Please report this to the dungeon master!",	2834	. "Please report this to the dungeon master!",
2394	cf::NDI_UNIQUE | cf::NDI_RED);	2835	cf::NDI_UNIQUE | cf::NDI_RED);
2395		2836
2396	warn "ERROR in enter_exit: $@";	2837	warn "ERROR in enter_exit: $@";
…		…
2415		2856
2416	utf8::encode $text;	2857	utf8::encode $text;
2417	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2858	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2418	}	2859	}
2419		2860
		2861	=item $client->send_big_packet ($pkt)
		2862
		2863	Like C<send_packet>, but tries to compress large packets, and fragments
		2864	them as required.
		2865
		2866	=cut
		2867
		2868	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2869
		2870	sub cf::client::send_big_packet {
		2871	my ($self, $pkt) = @_;
		2872
		2873	# try lzf for large packets
		2874	$pkt = "lzf " . Compress::LZF::compress $pkt
		2875	if 1024 <= length $pkt and $self->{can_lzf};
		2876
		2877	# split very large packets
		2878	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2879	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2880	$pkt = "frag";
		2881	}
		2882
		2883	$self->send_packet ($pkt);
		2884	}
		2885
2420	=item $client->send_msg ($color, $type, $msg, [extra...])	2886	=item $client->send_msg ($channel, $msg, $color, [extra...])
2421		2887
2422	Send a drawinfo or msg packet to the client, formatting the msg for the	2888	Send a drawinfo or msg packet to the client, formatting the msg for the
2423	client if neccessary. C<$type> should be a string identifying the type of	2889	client if neccessary. C<$type> should be a string identifying the type of
2424	the message, with C<log> being the default. If C<$color> is negative, suppress	2890	the message, with C<log> being the default. If C<$color> is negative, suppress
2425	the message unless the client supports the msg packet.	2891	the message unless the client supports the msg packet.
2426		2892
2427	=cut	2893	=cut
2428		2894
		2895	# non-persistent channels (usually the info channel)
		2896	our %CHANNEL = (
		2897	"c/motd" => {
		2898	id => "infobox",
		2899	title => "MOTD",
		2900	reply => undef,
		2901	tooltip => "The message of the day",
		2902	},
		2903	"c/identify" => {
		2904	id => "infobox",
		2905	title => "Identify",
		2906	reply => undef,
		2907	tooltip => "Items recently identified",
		2908	},
		2909	"c/examine" => {
		2910	id => "infobox",
		2911	title => "Examine",
		2912	reply => undef,
		2913	tooltip => "Signs and other items you examined",
		2914	},
		2915	"c/shopinfo" => {
		2916	id => "infobox",
		2917	title => "Shop Info",
		2918	reply => undef,
		2919	tooltip => "What your bargaining skill tells you about the shop",
		2920	},
		2921	"c/book" => {
		2922	id => "infobox",
		2923	title => "Book",
		2924	reply => undef,
		2925	tooltip => "The contents of a note or book",
		2926	},
		2927	"c/lookat" => {
		2928	id => "infobox",
		2929	title => "Look",
		2930	reply => undef,
		2931	tooltip => "What you saw there",
		2932	},
		2933	"c/who" => {
		2934	id => "infobox",
		2935	title => "Players",
		2936	reply => undef,
		2937	tooltip => "Shows players who are currently online",
		2938	},
		2939	"c/body" => {
		2940	id => "infobox",
		2941	title => "Body Parts",
		2942	reply => undef,
		2943	tooltip => "Shows which body parts you posess and are available",
		2944	},
		2945	"c/statistics" => {
		2946	id => "infobox",
		2947	title => "Statistics",
		2948	reply => undef,
		2949	tooltip => "Shows your primary statistics",
		2950	},
		2951	"c/skills" => {
		2952	id => "infobox",
		2953	title => "Skills",
		2954	reply => undef,
		2955	tooltip => "Shows your experience per skill and item power",
		2956	},
		2957	"c/shopitems" => {
		2958	id => "infobox",
		2959	title => "Shop Items",
		2960	reply => undef,
		2961	tooltip => "Shows the items currently for sale in this shop",
		2962	},
		2963	"c/resistances" => {
		2964	id => "infobox",
		2965	title => "Resistances",
		2966	reply => undef,
		2967	tooltip => "Shows your resistances",
		2968	},
		2969	"c/pets" => {
		2970	id => "infobox",
		2971	title => "Pets",
		2972	reply => undef,
		2973	tooltip => "Shows information abotu your pets/a specific pet",
		2974	},
		2975	"c/perceiveself" => {
		2976	id => "infobox",
		2977	title => "Perceive Self",
		2978	reply => undef,
		2979	tooltip => "You gained detailed knowledge about yourself",
		2980	},
		2981	"c/uptime" => {
		2982	id => "infobox",
		2983	title => "Uptime",
		2984	reply => undef,
		2985	tooltip => "How long the server has been running since last restart",
		2986	},
		2987	"c/mapinfo" => {
		2988	id => "infobox",
		2989	title => "Map Info",
		2990	reply => undef,
		2991	tooltip => "Information related to the maps",
		2992	},
		2993	"c/party" => {
		2994	id => "party",
		2995	title => "Party",
		2996	reply => "gsay ",
		2997	tooltip => "Messages and chat related to your party",
		2998	},
		2999	"c/death" => {
		3000	id => "death",
		3001	title => "Death",
		3002	reply => undef,
		3003	tooltip => "Reason for and more info about your most recent death",
		3004	},
		3005	"c/say" => $SAY_CHANNEL,
		3006	"c/chat" => $CHAT_CHANNEL,
		3007	);
		3008
2429	sub cf::client::send_msg {	3009	sub cf::client::send_msg {
2430	my ($self, $color, $type, $msg, @extra) = @_;	3010	my ($self, $channel, $msg, $color, @extra) = @_;
2431		3011
2432	$msg = $self->pl->expand_cfpod ($msg);	3012	$msg = $self->pl->expand_cfpod ($msg)
		3013	unless $color & cf::NDI_VERBATIM;
		3014
		3015	$color &= cf::NDI_CLIENT_MASK; # just in case...
		3016
		3017	# check predefined channels, for the benefit of C
		3018	if ($CHANNEL{$channel}) {
		3019	$channel = $CHANNEL{$channel};
		3020
		3021	$self->ext_msg (channel_info => $channel);
		3022	$channel = $channel->{id};
		3023
		3024	} elsif (ref $channel) {
		3025	# send meta info to client, if not yet sent
		3026	unless (exists $self->{channel}{$channel->{id}}) {
		3027	$self->{channel}{$channel->{id}} = $channel;
		3028	$self->ext_msg (channel_info => $channel);
		3029	}
		3030
		3031	$channel = $channel->{id};
		3032	}
2433		3033
2434	return unless @extra || length $msg;	3034	return unless @extra || length $msg;
2435		3035
2436	if ($self->can_msg) {	3036	# default colour, mask it out
2437	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $type, $msg, @extra]));	3037	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2438	} else {	3038	if $color & cf::NDI_DEF;
2439	# replace some tags by gcfclient-compatible ones
2440	for ($msg) {
2441	1 while
2442	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2443	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2444	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2445	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2446	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2447	}
2448		3039
2449	if ($color >= 0) {	3040	my $pkt = "msg "
2450	if (0 && $msg =~ /\[/) {	3041	. $self->{json_coder}->encode (
2451	$self->send_packet ("drawextinfo $color 4 0 $msg")	3042	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2452	} else {	3043	);
2453	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2454	$self->send_packet ("drawinfo $color $msg")
2455	}
2456	}
2457	}
2458	}
2459		3044
		3045	$self->send_big_packet ($pkt);
		3046	}
		3047
2460	=item $client->ext_event ($type, %msg)	3048	=item $client->ext_msg ($type, @msg)
2461		3049
2462	Sends an ext event to the client.	3050	Sends an ext event to the client.
2463		3051
2464	=cut	3052	=cut
2465		3053
2466	sub cf::client::ext_event($$%) {	3054	sub cf::client::ext_msg($$@) {
2467	my ($self, $type, %msg) = @_;	3055	my ($self, $type, @msg) = @_;
2468		3056
		3057	if ($self->extcmd == 2) {
		3058	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		3059	} elsif ($self->extcmd == 1) { # TODO: remove
2469	$msg{msgtype} = "event_$type";	3060	push @msg, msgtype => "event_$type";
2470	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	3061	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3062	}
		3063	}
		3064
		3065	=item $client->ext_reply ($msgid, @msg)
		3066
		3067	Sends an ext reply to the client.
		3068
		3069	=cut
		3070
		3071	sub cf::client::ext_reply($$@) {
		3072	my ($self, $id, @msg) = @_;
		3073
		3074	if ($self->extcmd == 2) {
		3075	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		3076	} elsif ($self->extcmd == 1) {
		3077	#TODO: version 1, remove
		3078	unshift @msg, msgtype => "reply", msgid => $id;
		3079	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3080	}
2471	}	3081	}
2472		3082
2473	=item $success = $client->query ($flags, "text", \&cb)	3083	=item $success = $client->query ($flags, "text", \&cb)
2474		3084
2475	Queues a query to the client, calling the given callback with	3085	Queues a query to the client, calling the given callback with
…		…
2530	my ($ns, $buf) = @_;	3140	my ($ns, $buf) = @_;
2531		3141
2532	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3142	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2533		3143
2534	if (ref $msg) {	3144	if (ref $msg) {
		3145	my ($type, $reply, @payload) =
		3146	"ARRAY" eq ref $msg
		3147	? @$msg
		3148	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		3149
		3150	my @reply;
		3151
2535	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3152	if (my $cb = $EXTICMD{$type}) {
2536	if (my %reply = $cb->($ns, $msg)) {	3153	@reply = $cb->($ns, @payload);
2537	$reply{msgid} = $msg->{msgid};
2538	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2539	}
2540	}	3154	}
		3155
		3156	$ns->ext_reply ($reply, @reply)
		3157	if $reply;
		3158
2541	} else {	3159	} else {
2542	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3160	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2543	}	3161	}
2544		3162
2545	cf::override;	3163	cf::override;
…		…
2567		3185
2568	$coro	3186	$coro
2569	}	3187	}
2570		3188
2571	cf::client->attach (	3189	cf::client->attach (
2572	on_destroy => sub {	3190	on_client_destroy => sub {
2573	my ($ns) = @_;	3191	my ($ns) = @_;
2574		3192
2575	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3193	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2576	},	3194	},
2577	);	3195	);
…		…
2592	our $safe = new Safe "safe";	3210	our $safe = new Safe "safe";
2593	our $safe_hole = new Safe::Hole;	3211	our $safe_hole = new Safe::Hole;
2594		3212
2595	$SIG{FPE} = 'IGNORE';	3213	$SIG{FPE} = 'IGNORE';
2596		3214
2597	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3215	$safe->permit_only (Opcode::opset qw(
		3216	:base_core :base_mem :base_orig :base_math :base_loop
		3217	grepstart grepwhile mapstart mapwhile
		3218	sort time
		3219	));
2598		3220
2599	# here we export the classes and methods available to script code	3221	# here we export the classes and methods available to script code
2600		3222
2601	=pod	3223	=pod
2602		3224
2603	The following functions and methods are available within a safe environment:	3225	The following functions and methods are available within a safe environment:
2604		3226
2605	cf::object	3227	cf::object
2606	contr pay_amount pay_player map x y force_find force_add	3228	contr pay_amount pay_player map x y force_find force_add destroy
2607	insert remove	3229	insert remove name archname title slaying race decrease split
		3230	value
2608		3231
2609	cf::object::player	3232	cf::object::player
2610	player	3233	player
2611		3234
2612	cf::player	3235	cf::player
…		…
2617		3240
2618	=cut	3241	=cut
2619		3242
2620	for (	3243	for (
2621	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3244	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2622	insert remove)],	3245	insert remove inv nrof name archname title slaying race
		3246	decrease split destroy change_exp value msg lore send_msg)],
2623	["cf::object::player" => qw(player)],	3247	["cf::object::player" => qw(player)],
2624	["cf::player" => qw(peaceful)],	3248	["cf::player" => qw(peaceful send_msg)],
2625	["cf::map" => qw(trigger)],	3249	["cf::map" => qw(trigger)],
2626	) {	3250	) {
2627	no strict 'refs';	3251	no strict 'refs';
2628	my ($pkg, @funs) = @$_;	3252	my ($pkg, @funs) = @$_;
2629	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3253	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2647		3271
2648	my $qcode = $code;	3272	my $qcode = $code;
2649	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3273	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2650	$qcode =~ s/\n/\\n/g;	3274	$qcode =~ s/\n/\\n/g;
2651		3275
		3276	%vars = (_dummy => 0) unless %vars;
		3277
		3278	my @res;
2652	local $_;	3279	local $_;
2653	local @safe::cf::_safe_eval_args = values %vars;
2654		3280
2655	my $eval =	3281	my $eval =
2656	"do {\n"	3282	"do {\n"
2657	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3283	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2658	. "#line 0 \"{$qcode}\"\n"	3284	. "#line 0 \"{$qcode}\"\n"
2659	. $code	3285	. $code
2660	. "\n}"	3286	. "\n}"
2661	;	3287	;
2662		3288
		3289	if ($CFG{safe_eval}) {
2663	sub_generation_inc;	3290	sub_generation_inc;
		3291	local @safe::cf::_safe_eval_args = values %vars;
2664	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3292	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2665	sub_generation_inc;	3293	sub_generation_inc;
		3294	} else {
		3295	local @cf::_safe_eval_args = values %vars;
		3296	@res = wantarray ? eval eval : scalar eval $eval;
		3297	}
2666		3298
2667	if ($@) {	3299	if ($@) {
2668	warn "$@";	3300	warn "$@";
2669	warn "while executing safe code '$code'\n";	3301	warn "while executing safe code '$code'\n";
2670	warn "with arguments " . (join " ", %vars) . "\n";	3302	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2689	=cut	3321	=cut
2690		3322
2691	sub register_script_function {	3323	sub register_script_function {
2692	my ($fun, $cb) = @_;	3324	my ($fun, $cb) = @_;
2693		3325
2694	no strict 'refs';	3326	$fun = "safe::$fun" if $CFG{safe_eval};
2695	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3327	*$fun = $safe_hole->wrap ($cb);
2696	}	3328	}
2697		3329
2698	=back	3330	=back
2699		3331
2700	=cut	3332	=cut
…		…
2702	#############################################################################	3334	#############################################################################
2703	# the server's init and main functions	3335	# the server's init and main functions
2704		3336
2705	sub load_facedata($) {	3337	sub load_facedata($) {
2706	my ($path) = @_;	3338	my ($path) = @_;
		3339
		3340	# HACK to clear player env face cache, we need some signal framework
		3341	# for this (global event?)
		3342	%ext::player_env::MUSIC_FACE_CACHE = ();
		3343
		3344	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2707		3345
2708	warn "loading facedata from $path\n";	3346	warn "loading facedata from $path\n";
2709		3347
2710	my $facedata;	3348	my $facedata;
2711	0 < aio_load $path, $facedata	3349	0 < aio_load $path, $facedata
…		…
2714	$facedata = Coro::Storable::thaw $facedata;	3352	$facedata = Coro::Storable::thaw $facedata;
2715		3353
2716	$facedata->{version} == 2	3354	$facedata->{version} == 2
2717	or cf::cleanup "$path: version mismatch, cannot proceed.";	3355	or cf::cleanup "$path: version mismatch, cannot proceed.";
2718		3356
		3357	# patch in the exptable
		3358	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
		3359	$facedata->{resource}{"res/exp_table"} = {
		3360	type => FT_RSRC,
		3361	data => $exp_table,
		3362	hash => (Digest::MD5::md5 $exp_table),
		3363	};
		3364	cf::cede_to_tick;
		3365
2719	{	3366	{
2720	my $faces = $facedata->{faceinfo};	3367	my $faces = $facedata->{faceinfo};
2721		3368
2722	while (my ($face, $info) = each %$faces) {	3369	while (my ($face, $info) = each %$faces) {
2723	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3370	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3371
2724	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3372	cf::face::set_visibility $idx, $info->{visibility};
		3373	cf::face::set_magicmap $idx, $info->{magicmap};
2725	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3374	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2726	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3375	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2727	Coro::cede;	3376
		3377	cf::cede_to_tick;
2728	}	3378	}
2729		3379
2730	while (my ($face, $info) = each %$faces) {	3380	while (my ($face, $info) = each %$faces) {
2731	next unless $info->{smooth};	3381	next unless $info->{smooth};
		3382
2732	my $idx = cf::face::find $face	3383	my $idx = cf::face::find $face
2733	or next;	3384	or next;
		3385
2734	if (my $smooth = cf::face::find $info->{smooth}) {	3386	if (my $smooth = cf::face::find $info->{smooth}) {
		3387	cf::face::set_smooth $idx, $smooth;
2735	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3388	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2736	} else {	3389	} else {
2737	warn "smooth face '$info->{smooth}' not found for face '$face'";	3390	warn "smooth face '$info->{smooth}' not found for face '$face'";
2738	}	3391	}
2739	Coro::cede;	3392
		3393	cf::cede_to_tick;
2740	}	3394	}
2741	}	3395	}
2742		3396
2743	{	3397	{
2744	my $anims = $facedata->{animinfo};	3398	my $anims = $facedata->{animinfo};
2745		3399
2746	while (my ($anim, $info) = each %$anims) {	3400	while (my ($anim, $info) = each %$anims) {
2747	cf::anim::set $anim, $info->{frames}, $info->{facings};	3401	cf::anim::set $anim, $info->{frames}, $info->{facings};
2748	Coro::cede;	3402	cf::cede_to_tick;
2749	}	3403	}
2750		3404
2751	cf::anim::invalidate_all; # d'oh	3405	cf::anim::invalidate_all; # d'oh
2752	}	3406	}
2753		3407
		3408	{
		3409	my $res = $facedata->{resource};
		3410
		3411	while (my ($name, $info) = each %$res) {
		3412	if (defined $info->{type}) {
		3413	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3414
		3415	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
		3416	cf::face::set_type $idx, $info->{type};
		3417	} else {
		3418	$RESOURCE{$name} = $info;
		3419	}
		3420
		3421	cf::cede_to_tick;
		3422	}
		3423	}
		3424
		3425	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3426
2754	1	3427	1
2755	}	3428	}
2756		3429
		3430	cf::global->attach (on_resource_update => sub {
		3431	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3432	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3433
		3434	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3435	my $sound = $soundconf->{compat}[$_]
		3436	or next;
		3437
		3438	my $face = cf::face::find "sound/$sound->[1]";
		3439	cf::sound::set $sound->[0] => $face;
		3440	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3441	}
		3442
		3443	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3444	my $face = cf::face::find "sound/$v";
		3445	cf::sound::set $k => $face;
		3446	}
		3447	}
		3448	});
		3449
		3450	register_exticmd fx_want => sub {
		3451	my ($ns, $want) = @_;
		3452
		3453	while (my ($k, $v) = each %$want) {
		3454	$ns->fx_want ($k, $v);
		3455	}
		3456	};
		3457
		3458	sub load_resource_file($) {
		3459	my $guard = lock_acquire "load_resource_file";
		3460
		3461	my $status = load_resource_file_ $_[0];
		3462	get_slot 0.1, 100;
		3463	cf::arch::commit_load;
		3464
		3465	$status
		3466	}
		3467
2757	sub reload_regions {	3468	sub reload_regions {
		3469	# HACK to clear player env face cache, we need some signal framework
		3470	# for this (global event?)
		3471	%ext::player_env::MUSIC_FACE_CACHE = ();
		3472
2758	load_resource_file "$MAPDIR/regions"	3473	load_resource_file "$MAPDIR/regions"
2759	or die "unable to load regions file\n";	3474	or die "unable to load regions file\n";
		3475
		3476	for (cf::region::list) {
		3477	$_->{match} = qr/$_->{match}/
		3478	if exists $_->{match};
		3479	}
2760	}	3480	}
2761		3481
2762	sub reload_facedata {	3482	sub reload_facedata {
2763	load_facedata "$DATADIR/facedata"	3483	load_facedata "$DATADIR/facedata"
2764	or die "unable to load facedata\n";	3484	or die "unable to load facedata\n";
2765	}	3485	}
2766		3486
2767	sub reload_archetypes {	3487	sub reload_archetypes {
2768	load_resource_file "$DATADIR/archetypes"	3488	load_resource_file "$DATADIR/archetypes"
2769	or die "unable to load archetypes\n";	3489	or die "unable to load archetypes\n";
2770	#d# NEED to laod twice to resolve forward references
2771	# this really needs to be done in an extra post-pass
2772	# (which needs to be synchronous, so solve it differently)
2773	load_resource_file "$DATADIR/archetypes"
2774	or die "unable to load archetypes\n";
2775	}	3490	}
2776		3491
2777	sub reload_treasures {	3492	sub reload_treasures {
2778	load_resource_file "$DATADIR/treasures"	3493	load_resource_file "$DATADIR/treasures"
2779	or die "unable to load treasurelists\n";	3494	or die "unable to load treasurelists\n";
2780	}	3495	}
2781		3496
2782	sub reload_resources {	3497	sub reload_resources {
2783	warn "reloading resource files...\n";	3498	warn "reloading resource files...\n";
2784		3499
		3500	reload_facedata;
		3501	reload_archetypes;
2785	reload_regions;	3502	reload_regions;
2786	reload_facedata;
2787	#reload_archetypes;#d#
2788	reload_archetypes;
2789	reload_treasures;	3503	reload_treasures;
2790		3504
2791	warn "finished reloading resource files\n";	3505	warn "finished reloading resource files\n";
2792	}	3506	}
2793		3507
2794	sub init {	3508	sub reload_config {
2795	reload_resources;	3509	warn "reloading config file...\n";
2796	}
2797		3510
2798	sub cfg_load {
2799	open my $fh, "<:utf8", "$CONFDIR/config"	3511	open my $fh, "<:utf8", "$CONFDIR/config"
2800	or return;	3512	or return;
2801		3513
2802	local $/;	3514	local $/;
2803	*CFG = YAML::Syck::Load <$fh>;	3515	*CFG = YAML::XS::Load scalar <$fh>;
2804		3516
2805	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3517	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2806		3518
2807	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3519	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2808	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3520	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2812	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3524	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2813	and die "WARNING: m(un)lockall failed: $!\n";	3525	and die "WARNING: m(un)lockall failed: $!\n";
2814	};	3526	};
2815	warn $@ if $@;	3527	warn $@ if $@;
2816	}	3528	}
		3529
		3530	warn "finished reloading resource files\n";
		3531	}
		3532
		3533	sub pidfile() {
		3534	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3535	or die "$PIDFILE: $!";
		3536	flock $fh, &Fcntl::LOCK_EX
		3537	or die "$PIDFILE: flock: $!";
		3538	$fh
		3539	}
		3540
		3541	# make sure only one server instance is running at any one time
		3542	sub atomic {
		3543	my $fh = pidfile;
		3544
		3545	my $pid = <$fh>;
		3546	kill 9, $pid if $pid > 0;
		3547
		3548	seek $fh, 0, 0;
		3549	print $fh $$;
		3550	}
		3551
		3552	sub main_loop {
		3553	warn "EV::loop starting\n";
		3554	if (1) {
		3555	EV::loop;
		3556	}
		3557	warn "EV::loop returned\n";
		3558	goto &main_loop unless $REALLY_UNLOOP;
2817	}	3559	}
2818		3560
2819	sub main {	3561	sub main {
		3562	cf::init_globals; # initialise logging
		3563
		3564	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3565	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3566	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3567	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3568
		3569	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3570
2820	# we must not ever block the main coroutine	3571	# we must not ever block the main coroutine
2821	local $Coro::idle = sub {	3572	local $Coro::idle = sub {
2822	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3573	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2823	(async {	3574	(async {
2824	Event::one_event;	3575	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3576	EV::loop EV::LOOP_ONESHOT;
2825	})->prio (Coro::PRIO_MAX);	3577	})->prio (Coro::PRIO_MAX);
2826	};	3578	};
2827		3579
2828	cfg_load;	3580	evthread_start IO::AIO::poll_fileno;
		3581
		3582	cf::sync_job {
		3583	cf::init_experience;
		3584	cf::init_anim;
		3585	cf::init_attackmess;
		3586	cf::init_dynamic;
		3587
		3588	cf::load_settings;
		3589	cf::load_materials;
		3590
		3591	reload_resources;
		3592	reload_config;
2829	db_init;	3593	db_init;
		3594
		3595	cf::init_uuid;
		3596	cf::init_signals;
		3597	cf::init_skills;
		3598
		3599	cf::init_beforeplay;
		3600
		3601	atomic;
		3602
2830	load_extensions;	3603	load_extensions;
2831		3604
2832	$TICK_WATCHER->start;	3605	utime time, time, $RUNTIMEFILE;
2833	Event::loop;	3606
		3607	# no (long-running) fork's whatsoever before this point(!)
		3608	use POSIX ();
		3609	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3610
		3611	(pop @POST_INIT)->(0) while @POST_INIT;
		3612	};
		3613
		3614	cf::object::thawer::errors_are_fatal 0;
		3615	warn "parse errors in files are no longer fatal from this point on.\n";
		3616
		3617	main_loop;
2834	}	3618	}
2835		3619
2836	#############################################################################	3620	#############################################################################
2837	# initialisation and cleanup	3621	# initialisation and cleanup
2838		3622
2839	# install some emergency cleanup handlers	3623	# install some emergency cleanup handlers
2840	BEGIN {	3624	BEGIN {
		3625	our %SIGWATCHER = ();
2841	for my $signal (qw(INT HUP TERM)) {	3626	for my $signal (qw(INT HUP TERM)) {
2842	Event->signal (	3627	$SIGWATCHER{$signal} = AE::signal $signal, sub {
2843	reentrant => 0,
2844	data => WF_AUTOCANCEL,
2845	signal => $signal,
2846	prio => 0,
2847	cb => sub {
2848	cf::cleanup "SIG$signal";	3628	cf::cleanup "SIG$signal";
2849	},
2850	);	3629	};
2851	}	3630	}
2852	}	3631	}
2853		3632
2854	sub write_runtime {	3633	sub write_runtime_sync {
2855	my $runtime = "$LOCALDIR/runtime";	3634	my $t0 = AE::time;
2856		3635
2857	# first touch the runtime file to show we are still running:	3636	# first touch the runtime file to show we are still running:
2858	# the fsync below can take a very very long time.	3637	# the fsync below can take a very very long time.
2859		3638
2860	IO::AIO::aio_utime $runtime, undef, undef;	3639	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2861		3640
2862	my $guard = cf::lock_acquire "write_runtime";	3641	my $guard = cf::lock_acquire "write_runtime";
2863		3642
2864	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3643	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
2865	or return;	3644	or return;
2866		3645
2867	my $value = $cf::RUNTIME + 90 + 10;	3646	my $value = $cf::RUNTIME + 90 + 10;
2868	# 10 is the runtime save interval, for a monotonic clock	3647	# 10 is the runtime save interval, for a monotonic clock
2869	# 60 allows for the watchdog to kill the server.	3648	# 60 allows for the watchdog to kill the server.
…		…
2879	aio_utime $fh, undef, undef;	3658	aio_utime $fh, undef, undef;
2880		3659
2881	close $fh	3660	close $fh
2882	or return;	3661	or return;
2883		3662
2884	aio_rename "$runtime~", $runtime	3663	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2885	and return;	3664	and return;
2886		3665
2887	warn "runtime file written.\n";	3666	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
2888		3667
2889	1	3668	1
		3669	}
		3670
		3671	our $uuid_lock;
		3672	our $uuid_skip;
		3673
		3674	sub write_uuid_sync($) {
		3675	$uuid_skip ||= $_[0];
		3676
		3677	return if $uuid_lock;
		3678	local $uuid_lock = 1;
		3679
		3680	my $uuid = "$LOCALDIR/uuid";
		3681
		3682	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3683	or return;
		3684
		3685	my $value = uuid_seq uuid_cur;
		3686
		3687	unless ($value) {
		3688	warn "cowardly refusing to write zero uuid value!\n";
		3689	return;
		3690	}
		3691
		3692	my $value = uuid_str $value + $uuid_skip;
		3693	$uuid_skip = 0;
		3694
		3695	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3696	and return;
		3697
		3698	# always fsync - this file is important
		3699	aio_fsync $fh
		3700	and return;
		3701
		3702	close $fh
		3703	or return;
		3704
		3705	aio_rename "$uuid~", $uuid
		3706	and return;
		3707
		3708	warn "uuid file written ($value).\n";
		3709
		3710	1
		3711
		3712	}
		3713
		3714	sub write_uuid($$) {
		3715	my ($skip, $sync) = @_;
		3716
		3717	$sync ? write_uuid_sync $skip
		3718	: async { write_uuid_sync $skip };
2890	}	3719	}
2891		3720
2892	sub emergency_save() {	3721	sub emergency_save() {
2893	my $freeze_guard = cf::freeze_mainloop;	3722	my $freeze_guard = cf::freeze_mainloop;
2894		3723
2895	warn "enter emergency perl save\n";	3724	warn "emergency_perl_save: enter\n";
2896		3725
2897	cf::sync_job {	3726	cf::sync_job {
		3727	# this is a trade-off: we want to be very quick here, so
		3728	# save all maps without fsync, and later call a global sync
		3729	# (which in turn might be very very slow)
		3730	local $USE_FSYNC = 0;
		3731
2898	# use a peculiar iteration method to avoid tripping on perl	3732	# use a peculiar iteration method to avoid tripping on perl
2899	# refcount bugs in for. also avoids problems with players	3733	# refcount bugs in for. also avoids problems with players
2900	# and maps saved/destroyed asynchronously.	3734	# and maps saved/destroyed asynchronously.
2901	warn "begin emergency player save\n";	3735	warn "emergency_perl_save: begin player save\n";
2902	for my $login (keys %cf::PLAYER) {	3736	for my $login (keys %cf::PLAYER) {
2903	my $pl = $cf::PLAYER{$login} or next;	3737	my $pl = $cf::PLAYER{$login} or next;
2904	$pl->valid or next;	3738	$pl->valid or next;
		3739	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2905	$pl->save;	3740	$pl->save;
2906	}	3741	}
2907	warn "end emergency player save\n";	3742	warn "emergency_perl_save: end player save\n";
2908		3743
2909	warn "begin emergency map save\n";	3744	warn "emergency_perl_save: begin map save\n";
2910	for my $path (keys %cf::MAP) {	3745	for my $path (keys %cf::MAP) {
2911	my $map = $cf::MAP{$path} or next;	3746	my $map = $cf::MAP{$path} or next;
2912	$map->valid or next;	3747	$map->valid or next;
2913	$map->save;	3748	$map->save;
2914	}	3749	}
2915	warn "end emergency map save\n";	3750	warn "emergency_perl_save: end map save\n";
2916		3751
2917	warn "begin emergency database checkpoint\n";	3752	warn "emergency_perl_save: begin database checkpoint\n";
2918	BDB::db_env_txn_checkpoint $DB_ENV;	3753	BDB::db_env_txn_checkpoint $DB_ENV;
2919	warn "end emergency database checkpoint\n";	3754	warn "emergency_perl_save: end database checkpoint\n";
		3755
		3756	warn "emergency_perl_save: begin write uuid\n";
		3757	write_uuid_sync 1;
		3758	warn "emergency_perl_save: end write uuid\n";
2920	};	3759	};
2921		3760
		3761	warn "emergency_perl_save: starting sync()\n";
		3762	IO::AIO::aio_sync sub {
		3763	warn "emergency_perl_save: finished sync()\n";
		3764	};
		3765
2922	warn "leave emergency perl save\n";	3766	warn "emergency_perl_save: leave\n";
2923	}	3767	}
2924		3768
2925	sub post_cleanup {	3769	sub post_cleanup {
2926	my ($make_core) = @_;	3770	my ($make_core) = @_;
2927		3771
2928	warn Carp::longmess "post_cleanup backtrace"	3772	warn Carp::longmess "post_cleanup backtrace"
2929	if $make_core;	3773	if $make_core;
		3774
		3775	my $fh = pidfile;
		3776	unlink $PIDFILE if <$fh> == $$;
		3777	}
		3778
		3779	# a safer delete_package, copied from Symbol
		3780	sub clear_package($) {
		3781	my $pkg = shift;
		3782
		3783	# expand to full symbol table name if needed
		3784	unless ($pkg =~ /^main::.*::$/) {
		3785	$pkg = "main$pkg" if $pkg =~ /^::/;
		3786	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3787	$pkg .= '::' unless $pkg =~ /::$/;
		3788	}
		3789
		3790	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3791	my $stem_symtab = *{$stem}{HASH};
		3792
		3793	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3794	or return;
		3795
		3796	# clear all symbols
		3797	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3798	for my $name (keys %$leaf_symtab) {
		3799	_gv_clear *{"$pkg$name"};
		3800	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3801	}
2930	}	3802	}
2931		3803
2932	sub do_reload_perl() {	3804	sub do_reload_perl() {
2933	# can/must only be called in main	3805	# can/must only be called in main
2934	if ($Coro::current != $Coro::main) {	3806	if (in_main) {
2935	warn "can only reload from main coroutine";	3807	warn "can only reload from main coroutine";
2936	return;	3808	return;
2937	}	3809	}
2938		3810
		3811	return if $RELOAD++;
		3812
		3813	my $t1 = AE::time;
		3814
		3815	while ($RELOAD) {
2939	warn "reloading...";	3816	warn "reloading...";
2940		3817
2941	warn "entering sync_job";	3818	warn "entering sync_job";
2942		3819
2943	cf::sync_job {	3820	cf::sync_job {
2944	cf::write_runtime; # external watchdog should not bark	3821	cf::write_runtime_sync; # external watchdog should not bark
2945	cf::emergency_save;	3822	cf::emergency_save;
2946	cf::write_runtime; # external watchdog should not bark	3823	cf::write_runtime_sync; # external watchdog should not bark
2947		3824
2948	warn "syncing database to disk";	3825	warn "syncing database to disk";
2949	BDB::db_env_txn_checkpoint $DB_ENV;	3826	BDB::db_env_txn_checkpoint $DB_ENV;
2950		3827
2951	# if anything goes wrong in here, we should simply crash as we already saved	3828	# if anything goes wrong in here, we should simply crash as we already saved
2952		3829
2953	warn "cancelling all WF_AUTOCANCEL watchers";
2954	for (Event::all_watchers) {
2955	$_->cancel if $_->data & WF_AUTOCANCEL;
2956	}
2957
2958	warn "flushing outstanding aio requests";	3830	warn "flushing outstanding aio requests";
2959	for (;;) {
2960	BDB::flush;
2961	IO::AIO::flush;
2962	Coro::cede;
2963	last unless IO::AIO::nreqs || BDB::nreqs;	3831	while (IO::AIO::nreqs || BDB::nreqs) {
2964	warn "iterate...";	3832	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
2965	}
2966
2967	++$RELOAD;
2968
2969	warn "cancelling all extension coros";
2970	$_->cancel for values %EXT_CORO;
2971	%EXT_CORO = ();
2972
2973	warn "removing commands";
2974	%COMMAND = ();
2975
2976	warn "removing ext/exti commands";
2977	%EXTCMD = ();
2978	%EXTICMD = ();
2979
2980	warn "unloading/nuking all extensions";
2981	for my $pkg (@EXTS) {
2982	warn "... unloading $pkg";
2983
2984	if (my $cb = $pkg->can ("unload")) {
2985	eval {
2986	$cb->($pkg);
2987	1
2988	} or warn "$pkg unloaded, but with errors: $@";
2989	}	3833	}
2990		3834
2991	warn "... nuking $pkg";	3835	warn "cancelling all extension coros";
2992	Symbol::delete_package $pkg;	3836	$_->cancel for values %EXT_CORO;
2993	}	3837	%EXT_CORO = ();
2994		3838
2995	warn "unloading all perl modules loaded from $LIBDIR";	3839	warn "removing commands";
2996	while (my ($k, $v) = each %INC) {	3840	%COMMAND = ();
2997	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2998		3841
		3842	warn "removing ext/exti commands";
		3843	%EXTCMD = ();
		3844	%EXTICMD = ();
		3845
		3846	warn "unloading/nuking all extensions";
		3847	for my $pkg (@EXTS) {
2999	warn "... unloading $k";	3848	warn "... unloading $pkg";
3000	delete $INC{$k};
3001		3849
3002	$k =~ s/\.pm$//;
3003	$k =~ s/\//::/g;
3004
3005	if (my $cb = $k->can ("unload_module")) {	3850	if (my $cb = $pkg->can ("unload")) {
		3851	eval {
3006	$cb->();	3852	$cb->($pkg);
		3853	1
		3854	} or warn "$pkg unloaded, but with errors: $@";
		3855	}
		3856
		3857	warn "... clearing $pkg";
		3858	clear_package $pkg;
3007	}	3859	}
3008		3860
3009	Symbol::delete_package $k;	3861	warn "unloading all perl modules loaded from $LIBDIR";
		3862	while (my ($k, $v) = each %INC) {
		3863	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3864
		3865	warn "... unloading $k";
		3866	delete $INC{$k};
		3867
		3868	$k =~ s/\.pm$//;
		3869	$k =~ s/\//::/g;
		3870
		3871	if (my $cb = $k->can ("unload_module")) {
		3872	$cb->();
		3873	}
		3874
		3875	clear_package $k;
3010	}	3876	}
3011		3877
3012	warn "getting rid of safe::, as good as possible";	3878	warn "getting rid of safe::, as good as possible";
3013	Symbol::delete_package "safe::$_"	3879	clear_package "safe::$_"
3014	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3880	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3015		3881
3016	warn "unloading cf.pm \"a bit\"";	3882	warn "unloading cf.pm \"a bit\"";
3017	delete $INC{"cf.pm"};	3883	delete $INC{"cf.pm"};
3018	delete $INC{"cf/pod.pm"};	3884	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3019		3885
3020	# don't, removes xs symbols, too,	3886	# don't, removes xs symbols, too,
3021	# and global variables created in xs	3887	# and global variables created in xs
3022	#Symbol::delete_package __PACKAGE__;	3888	#clear_package __PACKAGE__;
3023		3889
3024	warn "unload completed, starting to reload now";	3890	warn "unload completed, starting to reload now";
3025		3891
3026	warn "reloading cf.pm";	3892	warn "reloading cf.pm";
3027	require cf;	3893	require cf;
3028	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3894	cf::_connect_to_perl_1;
3029		3895
3030	warn "loading config and database again";	3896	warn "loading config and database again";
3031	cf::cfg_load;	3897	cf::reload_config;
3032		3898
3033	warn "loading extensions";	3899	warn "loading extensions";
3034	cf::load_extensions;	3900	cf::load_extensions;
3035		3901
		3902	if ($REATTACH_ON_RELOAD) {
3036	warn "reattaching attachments to objects/players";	3903	warn "reattaching attachments to objects/players";
3037	_global_reattach; # objects, sockets	3904	_global_reattach; # objects, sockets
3038	warn "reattaching attachments to maps";	3905	warn "reattaching attachments to maps";
3039	reattach $_ for values %MAP;	3906	reattach $_ for values %MAP;
3040	warn "reattaching attachments to players";	3907	warn "reattaching attachments to players";
3041	reattach $_ for values %PLAYER;	3908	reattach $_ for values %PLAYER;
		3909	}
3042		3910
		3911	warn "running post_init jobs";
		3912	(pop @POST_INIT)->(1) while @POST_INIT;
		3913
3043	warn "leaving sync_job";	3914	warn "leaving sync_job";
3044		3915
3045	1	3916	1
3046	} or do {	3917	} or do {
3047	warn $@;	3918	warn $@;
3048	warn "error while reloading, exiting.";	3919	cf::cleanup "error while reloading, exiting.";
3049	exit 1;
3050	};	3920	};
3051		3921
3052	warn "reloaded";	3922	warn "reloaded";
		3923	--$RELOAD;
		3924	}
		3925
		3926	$t1 = AE::time - $t1;
		3927	warn "reload completed in ${t1}s\n";
3053	};	3928	};
3054		3929
3055	our $RELOAD_WATCHER; # used only during reload	3930	our $RELOAD_WATCHER; # used only during reload
3056		3931
3057	sub reload_perl() {	3932	sub reload_perl() {
3058	# doing reload synchronously and two reloads happen back-to-back,	3933	# doing reload synchronously and two reloads happen back-to-back,
3059	# coro crashes during coro_state_free->destroy here.	3934	# coro crashes during coro_state_free->destroy here.
3060		3935
3061	$RELOAD_WATCHER ||= Event->timer (	3936	$RELOAD_WATCHER ||= cf::async {
3062	reentrant => 0,	3937	Coro::AIO::aio_wait cache_extensions;
3063	after => 0,	3938
3064	data => WF_AUTOCANCEL,	3939	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3065	cb => sub {
3066	do_reload_perl;	3940	do_reload_perl;
3067	undef $RELOAD_WATCHER;	3941	undef $RELOAD_WATCHER;
3068	},	3942	};
3069	);	3943	};
3070	}	3944	}
3071		3945
3072	register_command "reload" => sub {	3946	register_command "reload" => sub {
3073	my ($who, $arg) = @_;	3947	my ($who, $arg) = @_;
3074		3948
3075	if ($who->flag (FLAG_WIZ)) {	3949	if ($who->flag (FLAG_WIZ)) {
3076	$who->message ("reloading server.");	3950	$who->message ("reloading server.");
		3951	async {
		3952	$Coro::current->{desc} = "perl_reload";
3077	async { reload_perl };	3953	reload_perl;
		3954	};
3078	}	3955	}
3079	};	3956	};
3080		3957
3081	unshift @INC, $LIBDIR;	3958	unshift @INC, $LIBDIR;
3082		3959
…		…
3084		3961
3085	our @WAIT_FOR_TICK;	3962	our @WAIT_FOR_TICK;
3086	our @WAIT_FOR_TICK_BEGIN;	3963	our @WAIT_FOR_TICK_BEGIN;
3087		3964
3088	sub wait_for_tick {	3965	sub wait_for_tick {
3089	return unless $TICK_WATCHER->is_active;
3090	return if $Coro::current == $Coro::main;	3966	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3091		3967
3092	my $signal = new Coro::Signal;	3968	my $signal = new Coro::Signal;
3093	push @WAIT_FOR_TICK, $signal;	3969	push @WAIT_FOR_TICK, $signal;
3094	$signal->wait;	3970	$signal->wait;
3095	}	3971	}
3096		3972
3097	sub wait_for_tick_begin {	3973	sub wait_for_tick_begin {
3098	return unless $TICK_WATCHER->is_active;
3099	return if $Coro::current == $Coro::main;	3974	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3100		3975
3101	my $signal = new Coro::Signal;	3976	my $signal = new Coro::Signal;
3102	push @WAIT_FOR_TICK_BEGIN, $signal;	3977	push @WAIT_FOR_TICK_BEGIN, $signal;
3103	$signal->wait;	3978	$signal->wait;
3104	}	3979	}
3105		3980
3106	my $min = 1e6;#d#	3981	sub tick {
3107	my $avg = 10;
3108	$TICK_WATCHER = Event->timer (
3109	reentrant => 0,
3110	parked => 1,
3111	prio => 0,
3112	at => $NEXT_TICK || $TICK,
3113	data => WF_AUTOCANCEL,
3114	cb => sub {
3115	if ($Coro::current != $Coro::main) {	3982	if ($Coro::current != $Coro::main) {
3116	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3983	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3117	unless ++$bug_warning > 10;	3984	unless ++$bug_warning > 10;
3118	return;	3985	return;
3119	}	3986	}
3120		3987
3121	$NOW = $tick_start = Event::time;
3122
3123	cf::server_tick; # one server iteration	3988	cf::server_tick; # one server iteration
3124		3989
3125	0 && sync_job {#d#	3990	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3126	for(1..10) {
3127	my $t = Event::time;
3128	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3129	or die;
3130		3991
3131	$map->width (50);	3992	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3132	$map->height (50);	3993	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3133	$map->alloc;	3994	Coro::async_pool {
3134	$map->_load_objects ("/tmp/x.map", 1);	3995	$Coro::current->{desc} = "runtime saver";
3135	my $t = Event::time - $t;	3996	write_runtime_sync
3136		3997	or warn "ERROR: unable to write runtime file: $!";
3137	#next unless $t < 0.0013;#d#
3138	if ($t < $min) {
3139	$min = $t;
3140	}
3141	$avg = $avg * 0.99 + $t * 0.01;
3142	}
3143	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3144	exit 0;
3145	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3146	};	3998	};
		3999	}
3147		4000
3148	$RUNTIME += $TICK;
3149	$NEXT_TICK += $TICK;
3150
3151	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3152	$NEXT_RUNTIME_WRITE = $NOW + 10;
3153	Coro::async_pool {
3154	write_runtime
3155	or warn "ERROR: unable to write runtime file: $!";
3156	};
3157	}
3158
3159	# my $AFTER = Event::time;
3160	# warn $AFTER - $NOW;#d#
3161
3162	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4001	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3163	$sig->send;	4002	$sig->send;
3164	}	4003	}
3165	while (my $sig = shift @WAIT_FOR_TICK) {	4004	while (my $sig = shift @WAIT_FOR_TICK) {
3166	$sig->send;	4005	$sig->send;
3167	}	4006	}
3168		4007
3169	$NOW = Event::time;	4008	$LOAD = ($NOW - $TICK_START) / $TICK;
3170
3171	# if we are delayed by four ticks or more, skip them all
3172	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3173
3174	$TICK_WATCHER->at ($NEXT_TICK);
3175	$TICK_WATCHER->start;
3176
3177	$LOAD = ($NOW - $tick_start) / $TICK;
3178	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4009	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3179		4010
3180	_post_tick;	4011	if (0) {
3181		4012	if ($NEXT_TICK) {
3182		4013	my $jitter = $TICK_START - $NEXT_TICK;
		4014	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4015	warn "jitter $JITTER\n";#d#
		4016	}
3183	},	4017	}
3184	);	4018	}
3185		4019
3186	{	4020	{
3187	BDB::max_poll_time $TICK * 0.1;	4021	# configure BDB
3188	$BDB_POLL_WATCHER = Event->io (	4022
3189	reentrant => 0,
3190	fd => BDB::poll_fileno,
3191	poll => 'r',
3192	prio => 0,
3193	data => WF_AUTOCANCEL,
3194	cb => \&BDB::poll_cb,
3195	);
3196	BDB::min_parallel 8;	4023	BDB::min_parallel 16;
3197		4024	BDB::max_poll_reqs $TICK * 0.1;
3198	BDB::set_sync_prepare {	4025	$AnyEvent::BDB::WATCHER->priority (1);
3199	my $status;
3200	my $current = $Coro::current;
3201	(
3202	sub {
3203	$status = $!;
3204	$current->ready; undef $current;
3205	},
3206	sub {
3207	Coro::schedule while defined $current;
3208	$! = $status;
3209	},
3210	)
3211	};
3212		4026
3213	unless ($DB_ENV) {	4027	unless ($DB_ENV) {
3214	$DB_ENV = BDB::db_env_create;	4028	$DB_ENV = BDB::db_env_create;
		4029	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4030	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4031	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4032	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4033	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3215		4034
3216	cf::sync_job {	4035	cf::sync_job {
3217	eval {	4036	eval {
3218	BDB::db_env_open	4037	BDB::db_env_open
3219	$DB_ENV,	4038	$DB_ENV,
…		…
3221	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4040	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3222	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4041	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3223	0666;	4042	0666;
3224		4043
3225	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4044	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3226
3227	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3228	$DB_ENV->set_lk_detect;
3229	};	4045	};
3230		4046
3231	cf::cleanup "db_env_open(db): $@" if $@;	4047	cf::cleanup "db_env_open(db): $@" if $@;
3232	};	4048	};
3233	}	4049	}
		4050
		4051	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4052	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4053	};
		4054	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4055	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4056	};
		4057	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4058	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4059	};
3234	}	4060	}
3235		4061
3236	{	4062	{
		4063	# configure IO::AIO
		4064
3237	IO::AIO::min_parallel 8;	4065	IO::AIO::min_parallel 8;
3238
3239	undef $Coro::AIO::WATCHER;
3240	IO::AIO::max_poll_time $TICK * 0.1;	4066	IO::AIO::max_poll_time $TICK * 0.1;
3241	$AIO_POLL_WATCHER = Event->io (	4067	undef $AnyEvent::AIO::WATCHER;
3242	reentrant => 0,
3243	data => WF_AUTOCANCEL,
3244	fd => IO::AIO::poll_fileno,
3245	poll => 'r',
3246	prio => 6,
3247	cb => \&IO::AIO::poll_cb,
3248	);
3249	}	4068	}
3250		4069
3251	my $_log_backtrace;	4070	my $_log_backtrace;
3252		4071
3253	sub _log_backtrace {	4072	sub _log_backtrace {
…		…
3256	$msg =~ s/\n//;	4075	$msg =~ s/\n//;
3257		4076
3258	# limit the # of concurrent backtraces	4077	# limit the # of concurrent backtraces
3259	if ($_log_backtrace < 2) {	4078	if ($_log_backtrace < 2) {
3260	++$_log_backtrace;	4079	++$_log_backtrace;
		4080	my $perl_bt = Carp::longmess $msg;
3261	async {	4081	async {
		4082	$Coro::current->{desc} = "abt $msg";
		4083
3262	my @bt = fork_call {	4084	my @bt = fork_call {
3263	@addr = map { sprintf "%x", $_ } @addr;	4085	@addr = map { sprintf "%x", $_ } @addr;
3264	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4086	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3265	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4087	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3266	or die "addr2line: $!";	4088	or die "addr2line: $!";
…		…
3274	}	4096	}
3275		4097
3276	@funcs	4098	@funcs
3277	};	4099	};
3278		4100
3279	LOG llevInfo, "[ABT] $msg\n";	4101	LOG llevInfo, "[ABT] $perl_bt\n";
		4102	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3280	LOG llevInfo, "[ABT] $_\n" for @bt;	4103	LOG llevInfo, "[ABT] $_\n" for @bt;
3281	--$_log_backtrace;	4104	--$_log_backtrace;
3282	};	4105	};
3283	} else {	4106	} else {
3284	LOG llevInfo, "[ABT] $msg\n";	4107	LOG llevInfo, "[ABT] $msg\n";
3285	LOG llevInfo, "[ABT] [suppressed]\n";	4108	LOG llevInfo, "[ABT] [suppressed]\n";
3286	}	4109	}
3287	}	4110	}
3288		4111
3289	# load additional modules	4112	# load additional modules
3290	use cf::pod;	4113	require "cf/$_.pm" for @EXTRA_MODULES;
		4114	cf::_connect_to_perl_2;
3291		4115
3292	END { cf::emergency_save }	4116	END { cf::emergency_save }
3293		4117
3294	1	4118	1
3295		4119

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