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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 1.523 by root, Sat Apr 17 02:39:46 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},
…		…
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";
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	}
		2664
2260	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2665	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2261		2666
2262	Moves the player to the given map-path and coordinates by first freezing	2667	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	2668	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	2669	that has to return the map if sucecssful, and then unfreezes the player on
2265	the new (success) or old (failed) map position.	2670	the new (success) or old (failed) map position. In either case, $done will
		2671	be called at the end of this process.
		2672
		2673	Note that $check will be called with a potentially non-loaded map, so if
		2674	it needs a loaded map it has to call C<< ->load >>.
2266		2675
2267	=cut	2676	=cut
2268		2677
2269	our $GOTOGEN;	2678	our $GOTOGEN;
2270		2679
2271	sub cf::object::player::goto {	2680	sub cf::object::player::goto {
2272	my ($self, $path, $x, $y, $check) = @_;	2681	my ($self, $path, $x, $y, $check, $done) = @_;
2273		2682
2274	# do generation counting so two concurrent goto's will be executed in-order	2683	# do generation counting so two concurrent goto's will be executed in-order
2275	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2684	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2276		2685
2277	$self->enter_link;	2686	$self->enter_link;
2278		2687
2279	(async {	2688	(async {
		2689	$Coro::current->{desc} = "player::goto $path $x $y";
		2690
		2691	# *tag paths override both path and x|y
		2692	if ($path =~ /^\*(.*)$/) {
		2693	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2694	my $ob = $obs[rand @obs];
		2695
		2696	# see if we actually can go there
		2697	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2698	$ob = $obs[rand @obs];
		2699	} else {
		2700	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2701	}
		2702	# else put us there anyways for now #d#
		2703
		2704	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2705	} else {
		2706	($path, $x, $y) = (undef, undef, undef);
		2707	}
		2708	}
		2709
2280	my $map = eval {	2710	my $map = eval {
2281	my $map = cf::map::find $path;	2711	my $map = defined $path ? cf::map::find $path : undef;
2282		2712
2283	if ($map) {	2713	if ($map) {
2284	$map = $map->customise_for ($self);	2714	$map = $map->customise_for ($self);
2285	$map = $check->($map) if $check && $map;	2715	$map = $check->($map) if $check && $map;
2286	} else {	2716	} else {
2287	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2717	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2288	}	2718	}
2289		2719
2290	$map	2720	$map
2291	};	2721	};
2292		2722
…		…
2297		2727
2298	if ($gen == $self->{_goto_generation}) {	2728	if ($gen == $self->{_goto_generation}) {
2299	delete $self->{_goto_generation};	2729	delete $self->{_goto_generation};
2300	$self->leave_link ($map, $x, $y);	2730	$self->leave_link ($map, $x, $y);
2301	}	2731	}
		2732
		2733	$done->() if $done;
2302	})->prio (1);	2734	})->prio (1);
2303	}	2735	}
2304		2736
2305	=item $player_object->enter_exit ($exit_object)	2737	=item $player_object->enter_exit ($exit_object)
2306		2738
…		…
2326	}	2758	}
2327		2759
2328	sub prepare_random_map {	2760	sub prepare_random_map {
2329	my ($exit) = @_;	2761	my ($exit) = @_;
2330		2762
2331	my $guard = cf::lock_acquire "exit_prepare:$exit";
2332
2333	# all this does is basically replace the /! path by	2763	# all this does is basically replace the /! path by
2334	# a new random map path (?random/...) with a seed	2764	# a new random map path (?random/...) with a seed
2335	# that depends on the exit object	2765	# that depends on the exit object
2336		2766
2337	my $rmp = parse_random_map_params $exit->msg;	2767	my $rmp = parse_random_map_params $exit->msg;
…		…
2339	if ($exit->map) {	2769	if ($exit->map) {
2340	$rmp->{region} = $exit->region->name;	2770	$rmp->{region} = $exit->region->name;
2341	$rmp->{origin_map} = $exit->map->path;	2771	$rmp->{origin_map} = $exit->map->path;
2342	$rmp->{origin_x} = $exit->x;	2772	$rmp->{origin_x} = $exit->x;
2343	$rmp->{origin_y} = $exit->y;	2773	$rmp->{origin_y} = $exit->y;
		2774
		2775	$exit->map->touch;
2344	}	2776	}
2345		2777
2346	$rmp->{random_seed} ||= $exit->random_seed;	2778	$rmp->{random_seed} ||= $exit->random_seed;
2347		2779
2348	my $data = cf::to_json $rmp;	2780	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2349	my $md5 = Digest::MD5::md5_hex $data;	2781	my $md5 = Digest::MD5::md5_hex $data;
2350	my $meta = "$RANDOMDIR/$md5.meta";	2782	my $meta = "$RANDOMDIR/$md5.meta";
2351		2783
2352	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2784	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2353	aio_write $fh, 0, (length $data), $data, 0;	2785	aio_write $fh, 0, (length $data), $data, 0;
2354	undef $fh;	2786	undef $fh;
2355	aio_rename "$meta~", $meta;	2787	aio_rename "$meta~", $meta;
2356		2788
		2789	my $slaying = "?random/$md5";
		2790
		2791	if ($exit->valid) {
2357	$exit->slaying ("?random/$md5");	2792	$exit->slaying ("?random/$md5");
2358	$exit->msg (undef);	2793	$exit->msg (undef);
		2794	}
2359	}	2795	}
2360	}	2796	}
2361		2797
2362	sub cf::object::player::enter_exit {	2798	sub cf::object::player::enter_exit {
2363	my ($self, $exit) = @_;	2799	my ($self, $exit) = @_;
2364		2800
2365	return unless $self->type == cf::PLAYER;	2801	return unless $self->type == cf::PLAYER;
2366		2802
2367	if ($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;	2803	$self->enter_link;
2379		2804
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 {	2805	(async {
2385	$self->deactivate_recursive; # just to be sure	2806	$Coro::current->{desc} = "enter_exit";
		2807
2386	unless (eval {	2808	unless (eval {
		2809	$self->deactivate_recursive; # just to be sure
		2810
		2811	# random map handling
		2812	{
		2813	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2814
		2815	prepare_random_map $exit
		2816	if $exit->slaying eq "/!";
		2817	}
		2818
		2819	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2820	my $x = $exit->stats->hp;
		2821	my $y = $exit->stats->sp;
		2822
2387	$self->goto ($slaying, $hp, $sp);	2823	$self->goto ($map, $x, $y);
2388		2824
		2825	# if exit is damned, update players death & WoR home-position
		2826	$self->contr->savebed ($map, $x, $y)
		2827	if $exit->flag (cf::FLAG_DAMNED);
		2828
2389	1;	2829	1
2390	}) {	2830	}) {
2391	$self->message ("Something went wrong deep within the crossfire server. "	2831	$self->message ("Something went wrong deep within the deliantra server. "
2392	. "I'll try to bring you back to the map you were before. "	2832	. "I'll try to bring you back to the map you were before. "
2393	. "Please report this to the dungeon master!",	2833	. "Please report this to the dungeon master!",
2394	cf::NDI_UNIQUE | cf::NDI_RED);	2834	cf::NDI_UNIQUE | cf::NDI_RED);
2395		2835
2396	warn "ERROR in enter_exit: $@";	2836	warn "ERROR in enter_exit: $@";
…		…
2415		2855
2416	utf8::encode $text;	2856	utf8::encode $text;
2417	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2857	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2418	}	2858	}
2419		2859
		2860	=item $client->send_big_packet ($pkt)
		2861
		2862	Like C<send_packet>, but tries to compress large packets, and fragments
		2863	them as required.
		2864
		2865	=cut
		2866
		2867	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2868
		2869	sub cf::client::send_big_packet {
		2870	my ($self, $pkt) = @_;
		2871
		2872	# try lzf for large packets
		2873	$pkt = "lzf " . Compress::LZF::compress $pkt
		2874	if 1024 <= length $pkt and $self->{can_lzf};
		2875
		2876	# split very large packets
		2877	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2878	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2879	$pkt = "frag";
		2880	}
		2881
		2882	$self->send_packet ($pkt);
		2883	}
		2884
2420	=item $client->send_msg ($color, $type, $msg, [extra...])	2885	=item $client->send_msg ($channel, $msg, $color, [extra...])
2421		2886
2422	Send a drawinfo or msg packet to the client, formatting the msg for the	2887	Send a drawinfo or msg packet to the client, formatting the msg for the
2423	client if neccessary. C<$type> should be a string identifying the type of	2888	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	2889	the message, with C<log> being the default. If C<$color> is negative, suppress
2425	the message unless the client supports the msg packet.	2890	the message unless the client supports the msg packet.
2426		2891
2427	=cut	2892	=cut
2428		2893
		2894	# non-persistent channels (usually the info channel)
		2895	our %CHANNEL = (
		2896	"c/motd" => {
		2897	id => "infobox",
		2898	title => "MOTD",
		2899	reply => undef,
		2900	tooltip => "The message of the day",
		2901	},
		2902	"c/identify" => {
		2903	id => "infobox",
		2904	title => "Identify",
		2905	reply => undef,
		2906	tooltip => "Items recently identified",
		2907	},
		2908	"c/examine" => {
		2909	id => "infobox",
		2910	title => "Examine",
		2911	reply => undef,
		2912	tooltip => "Signs and other items you examined",
		2913	},
		2914	"c/shopinfo" => {
		2915	id => "infobox",
		2916	title => "Shop Info",
		2917	reply => undef,
		2918	tooltip => "What your bargaining skill tells you about the shop",
		2919	},
		2920	"c/book" => {
		2921	id => "infobox",
		2922	title => "Book",
		2923	reply => undef,
		2924	tooltip => "The contents of a note or book",
		2925	},
		2926	"c/lookat" => {
		2927	id => "infobox",
		2928	title => "Look",
		2929	reply => undef,
		2930	tooltip => "What you saw there",
		2931	},
		2932	"c/who" => {
		2933	id => "infobox",
		2934	title => "Players",
		2935	reply => undef,
		2936	tooltip => "Shows players who are currently online",
		2937	},
		2938	"c/body" => {
		2939	id => "infobox",
		2940	title => "Body Parts",
		2941	reply => undef,
		2942	tooltip => "Shows which body parts you posess and are available",
		2943	},
		2944	"c/statistics" => {
		2945	id => "infobox",
		2946	title => "Statistics",
		2947	reply => undef,
		2948	tooltip => "Shows your primary statistics",
		2949	},
		2950	"c/skills" => {
		2951	id => "infobox",
		2952	title => "Skills",
		2953	reply => undef,
		2954	tooltip => "Shows your experience per skill and item power",
		2955	},
		2956	"c/shopitems" => {
		2957	id => "infobox",
		2958	title => "Shop Items",
		2959	reply => undef,
		2960	tooltip => "Shows the items currently for sale in this shop",
		2961	},
		2962	"c/resistances" => {
		2963	id => "infobox",
		2964	title => "Resistances",
		2965	reply => undef,
		2966	tooltip => "Shows your resistances",
		2967	},
		2968	"c/pets" => {
		2969	id => "infobox",
		2970	title => "Pets",
		2971	reply => undef,
		2972	tooltip => "Shows information abotu your pets/a specific pet",
		2973	},
		2974	"c/perceiveself" => {
		2975	id => "infobox",
		2976	title => "Perceive Self",
		2977	reply => undef,
		2978	tooltip => "You gained detailed knowledge about yourself",
		2979	},
		2980	"c/uptime" => {
		2981	id => "infobox",
		2982	title => "Uptime",
		2983	reply => undef,
		2984	tooltip => "How long the server has been running since last restart",
		2985	},
		2986	"c/mapinfo" => {
		2987	id => "infobox",
		2988	title => "Map Info",
		2989	reply => undef,
		2990	tooltip => "Information related to the maps",
		2991	},
		2992	"c/party" => {
		2993	id => "party",
		2994	title => "Party",
		2995	reply => "gsay ",
		2996	tooltip => "Messages and chat related to your party",
		2997	},
		2998	"c/death" => {
		2999	id => "death",
		3000	title => "Death",
		3001	reply => undef,
		3002	tooltip => "Reason for and more info about your most recent death",
		3003	},
		3004	"c/say" => $SAY_CHANNEL,
		3005	"c/chat" => $CHAT_CHANNEL,
		3006	);
		3007
2429	sub cf::client::send_msg {	3008	sub cf::client::send_msg {
2430	my ($self, $color, $type, $msg, @extra) = @_;	3009	my ($self, $channel, $msg, $color, @extra) = @_;
2431		3010
2432	$msg = $self->pl->expand_cfpod ($msg);	3011	$msg = $self->pl->expand_cfpod ($msg)
		3012	unless $color & cf::NDI_VERBATIM;
		3013
		3014	$color &= cf::NDI_CLIENT_MASK; # just in case...
		3015
		3016	# check predefined channels, for the benefit of C
		3017	if ($CHANNEL{$channel}) {
		3018	$channel = $CHANNEL{$channel};
		3019
		3020	$self->ext_msg (channel_info => $channel);
		3021	$channel = $channel->{id};
		3022
		3023	} elsif (ref $channel) {
		3024	# send meta info to client, if not yet sent
		3025	unless (exists $self->{channel}{$channel->{id}}) {
		3026	$self->{channel}{$channel->{id}} = $channel;
		3027	$self->ext_msg (channel_info => $channel);
		3028	}
		3029
		3030	$channel = $channel->{id};
		3031	}
2433		3032
2434	return unless @extra || length $msg;	3033	return unless @extra || length $msg;
2435		3034
2436	if ($self->can_msg) {	3035	# default colour, mask it out
2437	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $type, $msg, @extra]));	3036	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2438	} else {	3037	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		3038
2449	if ($color >= 0) {	3039	my $pkt = "msg "
2450	if (0 && $msg =~ /\[/) {	3040	. $self->{json_coder}->encode (
2451	$self->send_packet ("drawextinfo $color 4 0 $msg")	3041	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2452	} else {	3042	);
2453	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2454	$self->send_packet ("drawinfo $color $msg")
2455	}
2456	}
2457	}
2458	}
2459		3043
		3044	$self->send_big_packet ($pkt);
		3045	}
		3046
2460	=item $client->ext_event ($type, %msg)	3047	=item $client->ext_msg ($type, @msg)
2461		3048
2462	Sends an ext event to the client.	3049	Sends an ext event to the client.
2463		3050
2464	=cut	3051	=cut
2465		3052
2466	sub cf::client::ext_event($$%) {	3053	sub cf::client::ext_msg($$@) {
2467	my ($self, $type, %msg) = @_;	3054	my ($self, $type, @msg) = @_;
2468		3055
		3056	if ($self->extcmd == 2) {
		3057	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		3058	} elsif ($self->extcmd == 1) { # TODO: remove
2469	$msg{msgtype} = "event_$type";	3059	push @msg, msgtype => "event_$type";
2470	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	3060	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3061	}
		3062	}
		3063
		3064	=item $client->ext_reply ($msgid, @msg)
		3065
		3066	Sends an ext reply to the client.
		3067
		3068	=cut
		3069
		3070	sub cf::client::ext_reply($$@) {
		3071	my ($self, $id, @msg) = @_;
		3072
		3073	if ($self->extcmd == 2) {
		3074	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		3075	} elsif ($self->extcmd == 1) {
		3076	#TODO: version 1, remove
		3077	unshift @msg, msgtype => "reply", msgid => $id;
		3078	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3079	}
2471	}	3080	}
2472		3081
2473	=item $success = $client->query ($flags, "text", \&cb)	3082	=item $success = $client->query ($flags, "text", \&cb)
2474		3083
2475	Queues a query to the client, calling the given callback with	3084	Queues a query to the client, calling the given callback with
…		…
2530	my ($ns, $buf) = @_;	3139	my ($ns, $buf) = @_;
2531		3140
2532	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3141	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2533		3142
2534	if (ref $msg) {	3143	if (ref $msg) {
		3144	my ($type, $reply, @payload) =
		3145	"ARRAY" eq ref $msg
		3146	? @$msg
		3147	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		3148
		3149	my @reply;
		3150
2535	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3151	if (my $cb = $EXTICMD{$type}) {
2536	if (my %reply = $cb->($ns, $msg)) {	3152	@reply = $cb->($ns, @payload);
2537	$reply{msgid} = $msg->{msgid};
2538	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2539	}
2540	}	3153	}
		3154
		3155	$ns->ext_reply ($reply, @reply)
		3156	if $reply;
		3157
2541	} else {	3158	} else {
2542	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3159	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2543	}	3160	}
2544		3161
2545	cf::override;	3162	cf::override;
…		…
2567		3184
2568	$coro	3185	$coro
2569	}	3186	}
2570		3187
2571	cf::client->attach (	3188	cf::client->attach (
2572	on_destroy => sub {	3189	on_client_destroy => sub {
2573	my ($ns) = @_;	3190	my ($ns) = @_;
2574		3191
2575	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3192	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2576	},	3193	},
2577	);	3194	);
…		…
2592	our $safe = new Safe "safe";	3209	our $safe = new Safe "safe";
2593	our $safe_hole = new Safe::Hole;	3210	our $safe_hole = new Safe::Hole;
2594		3211
2595	$SIG{FPE} = 'IGNORE';	3212	$SIG{FPE} = 'IGNORE';
2596		3213
2597	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3214	$safe->permit_only (Opcode::opset qw(
		3215	:base_core :base_mem :base_orig :base_math :base_loop
		3216	grepstart grepwhile mapstart mapwhile
		3217	sort time
		3218	));
2598		3219
2599	# here we export the classes and methods available to script code	3220	# here we export the classes and methods available to script code
2600		3221
2601	=pod	3222	=pod
2602		3223
2603	The following functions and methods are available within a safe environment:	3224	The following functions and methods are available within a safe environment:
2604		3225
2605	cf::object	3226	cf::object
2606	contr pay_amount pay_player map x y force_find force_add	3227	contr pay_amount pay_player map x y force_find force_add destroy
2607	insert remove	3228	insert remove name archname title slaying race decrease split
		3229	value
2608		3230
2609	cf::object::player	3231	cf::object::player
2610	player	3232	player
2611		3233
2612	cf::player	3234	cf::player
…		…
2617		3239
2618	=cut	3240	=cut
2619		3241
2620	for (	3242	for (
2621	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3243	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2622	insert remove)],	3244	insert remove inv nrof name archname title slaying race
		3245	decrease split destroy change_exp value msg lore send_msg)],
2623	["cf::object::player" => qw(player)],	3246	["cf::object::player" => qw(player)],
2624	["cf::player" => qw(peaceful)],	3247	["cf::player" => qw(peaceful send_msg)],
2625	["cf::map" => qw(trigger)],	3248	["cf::map" => qw(trigger)],
2626	) {	3249	) {
2627	no strict 'refs';	3250	no strict 'refs';
2628	my ($pkg, @funs) = @$_;	3251	my ($pkg, @funs) = @$_;
2629	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3252	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2647		3270
2648	my $qcode = $code;	3271	my $qcode = $code;
2649	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3272	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2650	$qcode =~ s/\n/\\n/g;	3273	$qcode =~ s/\n/\\n/g;
2651		3274
		3275	%vars = (_dummy => 0) unless %vars;
		3276
		3277	my @res;
2652	local $_;	3278	local $_;
2653	local @safe::cf::_safe_eval_args = values %vars;
2654		3279
2655	my $eval =	3280	my $eval =
2656	"do {\n"	3281	"do {\n"
2657	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3282	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2658	. "#line 0 \"{$qcode}\"\n"	3283	. "#line 0 \"{$qcode}\"\n"
2659	. $code	3284	. $code
2660	. "\n}"	3285	. "\n}"
2661	;	3286	;
2662		3287
		3288	if ($CFG{safe_eval}) {
2663	sub_generation_inc;	3289	sub_generation_inc;
		3290	local @safe::cf::_safe_eval_args = values %vars;
2664	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3291	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2665	sub_generation_inc;	3292	sub_generation_inc;
		3293	} else {
		3294	local @cf::_safe_eval_args = values %vars;
		3295	@res = wantarray ? eval eval : scalar eval $eval;
		3296	}
2666		3297
2667	if ($@) {	3298	if ($@) {
2668	warn "$@";	3299	warn "$@";
2669	warn "while executing safe code '$code'\n";	3300	warn "while executing safe code '$code'\n";
2670	warn "with arguments " . (join " ", %vars) . "\n";	3301	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2689	=cut	3320	=cut
2690		3321
2691	sub register_script_function {	3322	sub register_script_function {
2692	my ($fun, $cb) = @_;	3323	my ($fun, $cb) = @_;
2693		3324
2694	no strict 'refs';	3325	$fun = "safe::$fun" if $CFG{safe_eval};
2695	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3326	*$fun = $safe_hole->wrap ($cb);
2696	}	3327	}
2697		3328
2698	=back	3329	=back
2699		3330
2700	=cut	3331	=cut
…		…
2702	#############################################################################	3333	#############################################################################
2703	# the server's init and main functions	3334	# the server's init and main functions
2704		3335
2705	sub load_facedata($) {	3336	sub load_facedata($) {
2706	my ($path) = @_;	3337	my ($path) = @_;
		3338
		3339	# HACK to clear player env face cache, we need some signal framework
		3340	# for this (global event?)
		3341	%ext::player_env::MUSIC_FACE_CACHE = ();
		3342
		3343	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2707		3344
2708	warn "loading facedata from $path\n";	3345	warn "loading facedata from $path\n";
2709		3346
2710	my $facedata;	3347	my $facedata;
2711	0 < aio_load $path, $facedata	3348	0 < aio_load $path, $facedata
…		…
2714	$facedata = Coro::Storable::thaw $facedata;	3351	$facedata = Coro::Storable::thaw $facedata;
2715		3352
2716	$facedata->{version} == 2	3353	$facedata->{version} == 2
2717	or cf::cleanup "$path: version mismatch, cannot proceed.";	3354	or cf::cleanup "$path: version mismatch, cannot proceed.";
2718		3355
		3356	# patch in the exptable
		3357	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
		3358	$facedata->{resource}{"res/exp_table"} = {
		3359	type => FT_RSRC,
		3360	data => $exp_table,
		3361	hash => (Digest::MD5::md5 $exp_table),
		3362	};
		3363	cf::cede_to_tick;
		3364
2719	{	3365	{
2720	my $faces = $facedata->{faceinfo};	3366	my $faces = $facedata->{faceinfo};
2721		3367
2722	while (my ($face, $info) = each %$faces) {	3368	while (my ($face, $info) = each %$faces) {
2723	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3369	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3370
2724	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3371	cf::face::set_visibility $idx, $info->{visibility};
		3372	cf::face::set_magicmap $idx, $info->{magicmap};
2725	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3373	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2726	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3374	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2727	Coro::cede;	3375
		3376	cf::cede_to_tick;
2728	}	3377	}
2729		3378
2730	while (my ($face, $info) = each %$faces) {	3379	while (my ($face, $info) = each %$faces) {
2731	next unless $info->{smooth};	3380	next unless $info->{smooth};
		3381
2732	my $idx = cf::face::find $face	3382	my $idx = cf::face::find $face
2733	or next;	3383	or next;
		3384
2734	if (my $smooth = cf::face::find $info->{smooth}) {	3385	if (my $smooth = cf::face::find $info->{smooth}) {
		3386	cf::face::set_smooth $idx, $smooth;
2735	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3387	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2736	} else {	3388	} else {
2737	warn "smooth face '$info->{smooth}' not found for face '$face'";	3389	warn "smooth face '$info->{smooth}' not found for face '$face'";
2738	}	3390	}
2739	Coro::cede;	3391
		3392	cf::cede_to_tick;
2740	}	3393	}
2741	}	3394	}
2742		3395
2743	{	3396	{
2744	my $anims = $facedata->{animinfo};	3397	my $anims = $facedata->{animinfo};
2745		3398
2746	while (my ($anim, $info) = each %$anims) {	3399	while (my ($anim, $info) = each %$anims) {
2747	cf::anim::set $anim, $info->{frames}, $info->{facings};	3400	cf::anim::set $anim, $info->{frames}, $info->{facings};
2748	Coro::cede;	3401	cf::cede_to_tick;
2749	}	3402	}
2750		3403
2751	cf::anim::invalidate_all; # d'oh	3404	cf::anim::invalidate_all; # d'oh
2752	}	3405	}
2753		3406
		3407	{
		3408	my $res = $facedata->{resource};
		3409
		3410	while (my ($name, $info) = each %$res) {
		3411	if (defined $info->{type}) {
		3412	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3413
		3414	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
		3415	cf::face::set_type $idx, $info->{type};
		3416	} else {
		3417	$RESOURCE{$name} = $info;
		3418	}
		3419
		3420	cf::cede_to_tick;
		3421	}
		3422	}
		3423
		3424	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3425
2754	1	3426	1
2755	}	3427	}
2756		3428
		3429	cf::global->attach (on_resource_update => sub {
		3430	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3431	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3432
		3433	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3434	my $sound = $soundconf->{compat}[$_]
		3435	or next;
		3436
		3437	my $face = cf::face::find "sound/$sound->[1]";
		3438	cf::sound::set $sound->[0] => $face;
		3439	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3440	}
		3441
		3442	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3443	my $face = cf::face::find "sound/$v";
		3444	cf::sound::set $k => $face;
		3445	}
		3446	}
		3447	});
		3448
		3449	register_exticmd fx_want => sub {
		3450	my ($ns, $want) = @_;
		3451
		3452	while (my ($k, $v) = each %$want) {
		3453	$ns->fx_want ($k, $v);
		3454	}
		3455	};
		3456
		3457	sub load_resource_file($) {
		3458	my $guard = lock_acquire "load_resource_file";
		3459
		3460	my $status = load_resource_file_ $_[0];
		3461	get_slot 0.1, 100;
		3462	cf::arch::commit_load;
		3463
		3464	$status
		3465	}
		3466
2757	sub reload_regions {	3467	sub reload_regions {
		3468	# HACK to clear player env face cache, we need some signal framework
		3469	# for this (global event?)
		3470	%ext::player_env::MUSIC_FACE_CACHE = ();
		3471
2758	load_resource_file "$MAPDIR/regions"	3472	load_resource_file "$MAPDIR/regions"
2759	or die "unable to load regions file\n";	3473	or die "unable to load regions file\n";
		3474
		3475	for (cf::region::list) {
		3476	$_->{match} = qr/$_->{match}/
		3477	if exists $_->{match};
		3478	}
2760	}	3479	}
2761		3480
2762	sub reload_facedata {	3481	sub reload_facedata {
2763	load_facedata "$DATADIR/facedata"	3482	load_facedata "$DATADIR/facedata"
2764	or die "unable to load facedata\n";	3483	or die "unable to load facedata\n";
2765	}	3484	}
2766		3485
2767	sub reload_archetypes {	3486	sub reload_archetypes {
2768	load_resource_file "$DATADIR/archetypes"	3487	load_resource_file "$DATADIR/archetypes"
2769	or die "unable to load archetypes\n";	3488	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	}	3489	}
2776		3490
2777	sub reload_treasures {	3491	sub reload_treasures {
2778	load_resource_file "$DATADIR/treasures"	3492	load_resource_file "$DATADIR/treasures"
2779	or die "unable to load treasurelists\n";	3493	or die "unable to load treasurelists\n";
2780	}	3494	}
2781		3495
2782	sub reload_resources {	3496	sub reload_resources {
2783	warn "reloading resource files...\n";	3497	warn "reloading resource files...\n";
2784		3498
		3499	reload_facedata;
		3500	reload_archetypes;
2785	reload_regions;	3501	reload_regions;
2786	reload_facedata;
2787	#reload_archetypes;#d#
2788	reload_archetypes;
2789	reload_treasures;	3502	reload_treasures;
2790		3503
2791	warn "finished reloading resource files\n";	3504	warn "finished reloading resource files\n";
2792	}	3505	}
2793		3506
2794	sub init {	3507	sub reload_config {
2795	reload_resources;	3508	warn "reloading config file...\n";
2796	}
2797		3509
2798	sub cfg_load {
2799	open my $fh, "<:utf8", "$CONFDIR/config"	3510	open my $fh, "<:utf8", "$CONFDIR/config"
2800	or return;	3511	or return;
2801		3512
2802	local $/;	3513	local $/;
2803	*CFG = YAML::Syck::Load <$fh>;	3514	*CFG = YAML::XS::Load scalar <$fh>;
2804		3515
2805	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3516	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2806		3517
2807	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3518	$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};	3519	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2812	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3523	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2813	and die "WARNING: m(un)lockall failed: $!\n";	3524	and die "WARNING: m(un)lockall failed: $!\n";
2814	};	3525	};
2815	warn $@ if $@;	3526	warn $@ if $@;
2816	}	3527	}
		3528
		3529	warn "finished reloading resource files\n";
		3530	}
		3531
		3532	sub pidfile() {
		3533	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3534	or die "$PIDFILE: $!";
		3535	flock $fh, &Fcntl::LOCK_EX
		3536	or die "$PIDFILE: flock: $!";
		3537	$fh
		3538	}
		3539
		3540	# make sure only one server instance is running at any one time
		3541	sub atomic {
		3542	my $fh = pidfile;
		3543
		3544	my $pid = <$fh>;
		3545	kill 9, $pid if $pid > 0;
		3546
		3547	seek $fh, 0, 0;
		3548	print $fh $$;
		3549	}
		3550
		3551	sub main_loop {
		3552	warn "EV::loop starting\n";
		3553	if (1) {
		3554	EV::loop;
		3555	}
		3556	warn "EV::loop returned\n";
		3557	goto &main_loop unless $REALLY_UNLOOP;
2817	}	3558	}
2818		3559
2819	sub main {	3560	sub main {
		3561	cf::init_globals; # initialise logging
		3562
		3563	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3564	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3565	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3566	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3567
		3568	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3569
2820	# we must not ever block the main coroutine	3570	# we must not ever block the main coroutine
2821	local $Coro::idle = sub {	3571	local $Coro::idle = sub {
2822	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3572	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2823	(async {	3573	(async {
2824	Event::one_event;	3574	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3575	EV::loop EV::LOOP_ONESHOT;
2825	})->prio (Coro::PRIO_MAX);	3576	})->prio (Coro::PRIO_MAX);
2826	};	3577	};
2827		3578
2828	cfg_load;	3579	evthread_start IO::AIO::poll_fileno;
		3580
		3581	cf::sync_job {
		3582	cf::init_experience;
		3583	cf::init_anim;
		3584	cf::init_attackmess;
		3585	cf::init_dynamic;
		3586
		3587	cf::load_settings;
		3588	cf::load_materials;
		3589
		3590	reload_resources;
		3591	reload_config;
2829	db_init;	3592	db_init;
		3593
		3594	cf::init_uuid;
		3595	cf::init_signals;
		3596	cf::init_skills;
		3597
		3598	cf::init_beforeplay;
		3599
		3600	atomic;
		3601
2830	load_extensions;	3602	load_extensions;
2831		3603
2832	$TICK_WATCHER->start;	3604	utime time, time, $RUNTIMEFILE;
2833	Event::loop;	3605
		3606	# no (long-running) fork's whatsoever before this point(!)
		3607	use POSIX ();
		3608	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3609
		3610	(pop @POST_INIT)->(0) while @POST_INIT;
		3611	};
		3612
		3613	cf::object::thawer::errors_are_fatal 0;
		3614	warn "parse errors in files are no longer fatal from this point on.\n";
		3615
		3616	main_loop;
2834	}	3617	}
2835		3618
2836	#############################################################################	3619	#############################################################################
2837	# initialisation and cleanup	3620	# initialisation and cleanup
2838		3621
2839	# install some emergency cleanup handlers	3622	# install some emergency cleanup handlers
2840	BEGIN {	3623	BEGIN {
		3624	our %SIGWATCHER = ();
2841	for my $signal (qw(INT HUP TERM)) {	3625	for my $signal (qw(INT HUP TERM)) {
2842	Event->signal (	3626	$SIGWATCHER{$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";	3627	cf::cleanup "SIG$signal";
2849	},
2850	);	3628	};
2851	}	3629	}
2852	}	3630	}
2853		3631
2854	sub write_runtime {	3632	sub write_runtime_sync {
2855	my $runtime = "$LOCALDIR/runtime";	3633	my $t0 = AE::time;
2856		3634
2857	# first touch the runtime file to show we are still running:	3635	# first touch the runtime file to show we are still running:
2858	# the fsync below can take a very very long time.	3636	# the fsync below can take a very very long time.
2859		3637
2860	IO::AIO::aio_utime $runtime, undef, undef;	3638	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2861		3639
2862	my $guard = cf::lock_acquire "write_runtime";	3640	my $guard = cf::lock_acquire "write_runtime";
2863		3641
2864	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3642	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
2865	or return;	3643	or return;
2866		3644
2867	my $value = $cf::RUNTIME + 90 + 10;	3645	my $value = $cf::RUNTIME + 90 + 10;
2868	# 10 is the runtime save interval, for a monotonic clock	3646	# 10 is the runtime save interval, for a monotonic clock
2869	# 60 allows for the watchdog to kill the server.	3647	# 60 allows for the watchdog to kill the server.
…		…
2879	aio_utime $fh, undef, undef;	3657	aio_utime $fh, undef, undef;
2880		3658
2881	close $fh	3659	close $fh
2882	or return;	3660	or return;
2883		3661
2884	aio_rename "$runtime~", $runtime	3662	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2885	and return;	3663	and return;
2886		3664
2887	warn "runtime file written.\n";	3665	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
2888		3666
2889	1	3667	1
		3668	}
		3669
		3670	our $uuid_lock;
		3671	our $uuid_skip;
		3672
		3673	sub write_uuid_sync($) {
		3674	$uuid_skip ||= $_[0];
		3675
		3676	return if $uuid_lock;
		3677	local $uuid_lock = 1;
		3678
		3679	my $uuid = "$LOCALDIR/uuid";
		3680
		3681	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3682	or return;
		3683
		3684	my $value = uuid_seq uuid_cur;
		3685
		3686	unless ($value) {
		3687	warn "cowardly refusing to write zero uuid value!\n";
		3688	return;
		3689	}
		3690
		3691	my $value = uuid_str $value + $uuid_skip;
		3692	$uuid_skip = 0;
		3693
		3694	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3695	and return;
		3696
		3697	# always fsync - this file is important
		3698	aio_fsync $fh
		3699	and return;
		3700
		3701	close $fh
		3702	or return;
		3703
		3704	aio_rename "$uuid~", $uuid
		3705	and return;
		3706
		3707	warn "uuid file written ($value).\n";
		3708
		3709	1
		3710
		3711	}
		3712
		3713	sub write_uuid($$) {
		3714	my ($skip, $sync) = @_;
		3715
		3716	$sync ? write_uuid_sync $skip
		3717	: async { write_uuid_sync $skip };
2890	}	3718	}
2891		3719
2892	sub emergency_save() {	3720	sub emergency_save() {
2893	my $freeze_guard = cf::freeze_mainloop;	3721	my $freeze_guard = cf::freeze_mainloop;
2894		3722
2895	warn "enter emergency perl save\n";	3723	warn "emergency_perl_save: enter\n";
2896		3724
2897	cf::sync_job {	3725	cf::sync_job {
		3726	# this is a trade-off: we want to be very quick here, so
		3727	# save all maps without fsync, and later call a global sync
		3728	# (which in turn might be very very slow)
		3729	local $USE_FSYNC = 0;
		3730
2898	# use a peculiar iteration method to avoid tripping on perl	3731	# use a peculiar iteration method to avoid tripping on perl
2899	# refcount bugs in for. also avoids problems with players	3732	# refcount bugs in for. also avoids problems with players
2900	# and maps saved/destroyed asynchronously.	3733	# and maps saved/destroyed asynchronously.
2901	warn "begin emergency player save\n";	3734	warn "emergency_perl_save: begin player save\n";
2902	for my $login (keys %cf::PLAYER) {	3735	for my $login (keys %cf::PLAYER) {
2903	my $pl = $cf::PLAYER{$login} or next;	3736	my $pl = $cf::PLAYER{$login} or next;
2904	$pl->valid or next;	3737	$pl->valid or next;
		3738	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2905	$pl->save;	3739	$pl->save;
2906	}	3740	}
2907	warn "end emergency player save\n";	3741	warn "emergency_perl_save: end player save\n";
2908		3742
2909	warn "begin emergency map save\n";	3743	warn "emergency_perl_save: begin map save\n";
2910	for my $path (keys %cf::MAP) {	3744	for my $path (keys %cf::MAP) {
2911	my $map = $cf::MAP{$path} or next;	3745	my $map = $cf::MAP{$path} or next;
2912	$map->valid or next;	3746	$map->valid or next;
2913	$map->save;	3747	$map->save;
2914	}	3748	}
2915	warn "end emergency map save\n";	3749	warn "emergency_perl_save: end map save\n";
2916		3750
2917	warn "begin emergency database checkpoint\n";	3751	warn "emergency_perl_save: begin database checkpoint\n";
2918	BDB::db_env_txn_checkpoint $DB_ENV;	3752	BDB::db_env_txn_checkpoint $DB_ENV;
2919	warn "end emergency database checkpoint\n";	3753	warn "emergency_perl_save: end database checkpoint\n";
		3754
		3755	warn "emergency_perl_save: begin write uuid\n";
		3756	write_uuid_sync 1;
		3757	warn "emergency_perl_save: end write uuid\n";
2920	};	3758	};
2921		3759
		3760	warn "emergency_perl_save: starting sync()\n";
		3761	IO::AIO::aio_sync sub {
		3762	warn "emergency_perl_save: finished sync()\n";
		3763	};
		3764
2922	warn "leave emergency perl save\n";	3765	warn "emergency_perl_save: leave\n";
2923	}	3766	}
2924		3767
2925	sub post_cleanup {	3768	sub post_cleanup {
2926	my ($make_core) = @_;	3769	my ($make_core) = @_;
2927		3770
2928	warn Carp::longmess "post_cleanup backtrace"	3771	warn Carp::longmess "post_cleanup backtrace"
2929	if $make_core;	3772	if $make_core;
		3773
		3774	my $fh = pidfile;
		3775	unlink $PIDFILE if <$fh> == $$;
		3776	}
		3777
		3778	# a safer delete_package, copied from Symbol
		3779	sub clear_package($) {
		3780	my $pkg = shift;
		3781
		3782	# expand to full symbol table name if needed
		3783	unless ($pkg =~ /^main::.*::$/) {
		3784	$pkg = "main$pkg" if $pkg =~ /^::/;
		3785	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3786	$pkg .= '::' unless $pkg =~ /::$/;
		3787	}
		3788
		3789	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3790	my $stem_symtab = *{$stem}{HASH};
		3791
		3792	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3793	or return;
		3794
		3795	# clear all symbols
		3796	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3797	for my $name (keys %$leaf_symtab) {
		3798	_gv_clear *{"$pkg$name"};
		3799	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3800	}
2930	}	3801	}
2931		3802
2932	sub do_reload_perl() {	3803	sub do_reload_perl() {
2933	# can/must only be called in main	3804	# can/must only be called in main
2934	if ($Coro::current != $Coro::main) {	3805	if (in_main) {
2935	warn "can only reload from main coroutine";	3806	warn "can only reload from main coroutine";
2936	return;	3807	return;
2937	}	3808	}
2938		3809
		3810	return if $RELOAD++;
		3811
		3812	my $t1 = AE::time;
		3813
		3814	while ($RELOAD) {
2939	warn "reloading...";	3815	warn "reloading...";
2940		3816
2941	warn "entering sync_job";	3817	warn "entering sync_job";
2942		3818
2943	cf::sync_job {	3819	cf::sync_job {
2944	cf::write_runtime; # external watchdog should not bark	3820	cf::write_runtime_sync; # external watchdog should not bark
2945	cf::emergency_save;	3821	cf::emergency_save;
2946	cf::write_runtime; # external watchdog should not bark	3822	cf::write_runtime_sync; # external watchdog should not bark
2947		3823
2948	warn "syncing database to disk";	3824	warn "syncing database to disk";
2949	BDB::db_env_txn_checkpoint $DB_ENV;	3825	BDB::db_env_txn_checkpoint $DB_ENV;
2950		3826
2951	# if anything goes wrong in here, we should simply crash as we already saved	3827	# if anything goes wrong in here, we should simply crash as we already saved
2952		3828
2953	warn "cancelling all WF_AUTOCANCEL watchers";
2954	for (Event::all_watchers) {
2955	$_->cancel if $_->data & WF_AUTOCANCEL;
2956	}
2957
2958	warn "flushing outstanding aio requests";	3829	warn "flushing outstanding aio requests";
2959	for (;;) {
2960	BDB::flush;
2961	IO::AIO::flush;
2962	Coro::cede;
2963	last unless IO::AIO::nreqs || BDB::nreqs;	3830	while (IO::AIO::nreqs || BDB::nreqs) {
2964	warn "iterate...";	3831	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
2965	}
2966
2967	++$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	}	3832	}
2990		3833
2991	warn "... nuking $pkg";	3834	warn "cancelling all extension coros";
2992	Symbol::delete_package $pkg;	3835	$_->cancel for values %EXT_CORO;
2993	}	3836	%EXT_CORO = ();
2994		3837
2995	warn "unloading all perl modules loaded from $LIBDIR";	3838	warn "removing commands";
2996	while (my ($k, $v) = each %INC) {	3839	%COMMAND = ();
2997	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2998		3840
		3841	warn "removing ext/exti commands";
		3842	%EXTCMD = ();
		3843	%EXTICMD = ();
		3844
		3845	warn "unloading/nuking all extensions";
		3846	for my $pkg (@EXTS) {
2999	warn "... unloading $k";	3847	warn "... unloading $pkg";
3000	delete $INC{$k};
3001		3848
3002	$k =~ s/\.pm$//;
3003	$k =~ s/\//::/g;
3004
3005	if (my $cb = $k->can ("unload_module")) {	3849	if (my $cb = $pkg->can ("unload")) {
		3850	eval {
3006	$cb->();	3851	$cb->($pkg);
		3852	1
		3853	} or warn "$pkg unloaded, but with errors: $@";
		3854	}
		3855
		3856	warn "... clearing $pkg";
		3857	clear_package $pkg;
3007	}	3858	}
3008		3859
3009	Symbol::delete_package $k;	3860	warn "unloading all perl modules loaded from $LIBDIR";
		3861	while (my ($k, $v) = each %INC) {
		3862	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3863
		3864	warn "... unloading $k";
		3865	delete $INC{$k};
		3866
		3867	$k =~ s/\.pm$//;
		3868	$k =~ s/\//::/g;
		3869
		3870	if (my $cb = $k->can ("unload_module")) {
		3871	$cb->();
		3872	}
		3873
		3874	clear_package $k;
3010	}	3875	}
3011		3876
3012	warn "getting rid of safe::, as good as possible";	3877	warn "getting rid of safe::, as good as possible";
3013	Symbol::delete_package "safe::$_"	3878	clear_package "safe::$_"
3014	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3879	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3015		3880
3016	warn "unloading cf.pm \"a bit\"";	3881	warn "unloading cf.pm \"a bit\"";
3017	delete $INC{"cf.pm"};	3882	delete $INC{"cf.pm"};
3018	delete $INC{"cf/pod.pm"};	3883	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3019		3884
3020	# don't, removes xs symbols, too,	3885	# don't, removes xs symbols, too,
3021	# and global variables created in xs	3886	# and global variables created in xs
3022	#Symbol::delete_package __PACKAGE__;	3887	#clear_package __PACKAGE__;
3023		3888
3024	warn "unload completed, starting to reload now";	3889	warn "unload completed, starting to reload now";
3025		3890
3026	warn "reloading cf.pm";	3891	warn "reloading cf.pm";
3027	require cf;	3892	require cf;
3028	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3893	cf::_connect_to_perl_1;
3029		3894
3030	warn "loading config and database again";	3895	warn "loading config and database again";
3031	cf::cfg_load;	3896	cf::reload_config;
3032		3897
3033	warn "loading extensions";	3898	warn "loading extensions";
3034	cf::load_extensions;	3899	cf::load_extensions;
3035		3900
		3901	if ($REATTACH_ON_RELOAD) {
3036	warn "reattaching attachments to objects/players";	3902	warn "reattaching attachments to objects/players";
3037	_global_reattach; # objects, sockets	3903	_global_reattach; # objects, sockets
3038	warn "reattaching attachments to maps";	3904	warn "reattaching attachments to maps";
3039	reattach $_ for values %MAP;	3905	reattach $_ for values %MAP;
3040	warn "reattaching attachments to players";	3906	warn "reattaching attachments to players";
3041	reattach $_ for values %PLAYER;	3907	reattach $_ for values %PLAYER;
		3908	}
3042		3909
		3910	warn "running post_init jobs";
		3911	(pop @POST_INIT)->(1) while @POST_INIT;
		3912
3043	warn "leaving sync_job";	3913	warn "leaving sync_job";
3044		3914
3045	1	3915	1
3046	} or do {	3916	} or do {
3047	warn $@;	3917	warn $@;
3048	warn "error while reloading, exiting.";	3918	cf::cleanup "error while reloading, exiting.";
3049	exit 1;
3050	};	3919	};
3051		3920
3052	warn "reloaded";	3921	warn "reloaded";
		3922	--$RELOAD;
		3923	}
		3924
		3925	$t1 = AE::time - $t1;
		3926	warn "reload completed in ${t1}s\n";
3053	};	3927	};
3054		3928
3055	our $RELOAD_WATCHER; # used only during reload	3929	our $RELOAD_WATCHER; # used only during reload
3056		3930
3057	sub reload_perl() {	3931	sub reload_perl() {
3058	# doing reload synchronously and two reloads happen back-to-back,	3932	# doing reload synchronously and two reloads happen back-to-back,
3059	# coro crashes during coro_state_free->destroy here.	3933	# coro crashes during coro_state_free->destroy here.
3060		3934
3061	$RELOAD_WATCHER ||= Event->timer (	3935	$RELOAD_WATCHER ||= cf::async {
3062	reentrant => 0,	3936	Coro::AIO::aio_wait cache_extensions;
3063	after => 0,	3937
3064	data => WF_AUTOCANCEL,	3938	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3065	cb => sub {
3066	do_reload_perl;	3939	do_reload_perl;
3067	undef $RELOAD_WATCHER;	3940	undef $RELOAD_WATCHER;
3068	},	3941	};
3069	);	3942	};
3070	}	3943	}
3071		3944
3072	register_command "reload" => sub {	3945	register_command "reload" => sub {
3073	my ($who, $arg) = @_;	3946	my ($who, $arg) = @_;
3074		3947
3075	if ($who->flag (FLAG_WIZ)) {	3948	if ($who->flag (FLAG_WIZ)) {
3076	$who->message ("reloading server.");	3949	$who->message ("reloading server.");
		3950	async {
		3951	$Coro::current->{desc} = "perl_reload";
3077	async { reload_perl };	3952	reload_perl;
		3953	};
3078	}	3954	}
3079	};	3955	};
3080		3956
3081	unshift @INC, $LIBDIR;	3957	unshift @INC, $LIBDIR;
3082		3958
…		…
3084		3960
3085	our @WAIT_FOR_TICK;	3961	our @WAIT_FOR_TICK;
3086	our @WAIT_FOR_TICK_BEGIN;	3962	our @WAIT_FOR_TICK_BEGIN;
3087		3963
3088	sub wait_for_tick {	3964	sub wait_for_tick {
3089	return unless $TICK_WATCHER->is_active;
3090	return if $Coro::current == $Coro::main;	3965	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3091		3966
3092	my $signal = new Coro::Signal;	3967	my $signal = new Coro::Signal;
3093	push @WAIT_FOR_TICK, $signal;	3968	push @WAIT_FOR_TICK, $signal;
3094	$signal->wait;	3969	$signal->wait;
3095	}	3970	}
3096		3971
3097	sub wait_for_tick_begin {	3972	sub wait_for_tick_begin {
3098	return unless $TICK_WATCHER->is_active;
3099	return if $Coro::current == $Coro::main;	3973	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3100		3974
3101	my $signal = new Coro::Signal;	3975	my $signal = new Coro::Signal;
3102	push @WAIT_FOR_TICK_BEGIN, $signal;	3976	push @WAIT_FOR_TICK_BEGIN, $signal;
3103	$signal->wait;	3977	$signal->wait;
3104	}	3978	}
3105		3979
3106	my $min = 1e6;#d#	3980	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 != $Coro::main) {	3981	if ($Coro::current != $Coro::main) {
3116	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3982	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3117	unless ++$bug_warning > 10;	3983	unless ++$bug_warning > 10;
3118	return;	3984	return;
3119	}	3985	}
3120		3986
3121	$NOW = $tick_start = Event::time;
3122
3123	cf::server_tick; # one server iteration	3987	cf::server_tick; # one server iteration
3124		3988
3125	0 && sync_job {#d#	3989	#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		3990
3131	$map->width (50);	3991	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3132	$map->height (50);	3992	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3133	$map->alloc;	3993	Coro::async_pool {
3134	$map->_load_objects ("/tmp/x.map", 1);	3994	$Coro::current->{desc} = "runtime saver";
3135	my $t = Event::time - $t;	3995	write_runtime_sync
3136		3996	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	};	3997	};
		3998	}
3147		3999
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) {	4000	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3163	$sig->send;	4001	$sig->send;
3164	}	4002	}
3165	while (my $sig = shift @WAIT_FOR_TICK) {	4003	while (my $sig = shift @WAIT_FOR_TICK) {
3166	$sig->send;	4004	$sig->send;
3167	}	4005	}
3168		4006
3169	$NOW = Event::time;	4007	$LOAD = ($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;	4008	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3179		4009
3180	_post_tick;	4010	if (0) {
3181		4011	if ($NEXT_TICK) {
3182		4012	my $jitter = $TICK_START - $NEXT_TICK;
		4013	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4014	warn "jitter $JITTER\n";#d#
		4015	}
3183	},	4016	}
3184	);	4017	}
3185		4018
3186	{	4019	{
3187	BDB::max_poll_time $TICK * 0.1;	4020	# configure BDB
3188	$BDB_POLL_WATCHER = Event->io (	4021
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;	4022	BDB::min_parallel 16;
3197		4023	BDB::max_poll_reqs $TICK * 0.1;
3198	BDB::set_sync_prepare {	4024	$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	$! = $status;
3209	},
3210	)
3211	};
3212		4025
3213	unless ($DB_ENV) {	4026	unless ($DB_ENV) {
3214	$DB_ENV = BDB::db_env_create;	4027	$DB_ENV = BDB::db_env_create;
		4028	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4029	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4030	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4031	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4032	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3215		4033
3216	cf::sync_job {	4034	cf::sync_job {
3217	eval {	4035	eval {
3218	BDB::db_env_open	4036	BDB::db_env_open
3219	$DB_ENV,	4037	$DB_ENV,
…		…
3221	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4039	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3222	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4040	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3223	0666;	4041	0666;
3224		4042
3225	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4043	cf::cleanup "db_env_open($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	};	4044	};
3230		4045
3231	cf::cleanup "db_env_open(db): $@" if $@;	4046	cf::cleanup "db_env_open(db): $@" if $@;
3232	};	4047	};
3233	}	4048	}
		4049
		4050	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4051	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4052	};
		4053	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4054	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4055	};
		4056	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4057	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4058	};
3234	}	4059	}
3235		4060
3236	{	4061	{
		4062	# configure IO::AIO
		4063
3237	IO::AIO::min_parallel 8;	4064	IO::AIO::min_parallel 8;
3238
3239	undef $Coro::AIO::WATCHER;
3240	IO::AIO::max_poll_time $TICK * 0.1;	4065	IO::AIO::max_poll_time $TICK * 0.1;
3241	$AIO_POLL_WATCHER = Event->io (	4066	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	}	4067	}
3250		4068
3251	my $_log_backtrace;	4069	my $_log_backtrace;
3252		4070
3253	sub _log_backtrace {	4071	sub _log_backtrace {
…		…
3256	$msg =~ s/\n//;	4074	$msg =~ s/\n//;
3257		4075
3258	# limit the # of concurrent backtraces	4076	# limit the # of concurrent backtraces
3259	if ($_log_backtrace < 2) {	4077	if ($_log_backtrace < 2) {
3260	++$_log_backtrace;	4078	++$_log_backtrace;
		4079	my $perl_bt = Carp::longmess $msg;
3261	async {	4080	async {
		4081	$Coro::current->{desc} = "abt $msg";
		4082
3262	my @bt = fork_call {	4083	my @bt = fork_call {
3263	@addr = map { sprintf "%x", $_ } @addr;	4084	@addr = map { sprintf "%x", $_ } @addr;
3264	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4085	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3265	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4086	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3266	or die "addr2line: $!";	4087	or die "addr2line: $!";
…		…
3274	}	4095	}
3275		4096
3276	@funcs	4097	@funcs
3277	};	4098	};
3278		4099
3279	LOG llevInfo, "[ABT] $msg\n";	4100	LOG llevInfo, "[ABT] $perl_bt\n";
		4101	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3280	LOG llevInfo, "[ABT] $_\n" for @bt;	4102	LOG llevInfo, "[ABT] $_\n" for @bt;
3281	--$_log_backtrace;	4103	--$_log_backtrace;
3282	};	4104	};
3283	} else {	4105	} else {
3284	LOG llevInfo, "[ABT] $msg\n";	4106	LOG llevInfo, "[ABT] $msg\n";
3285	LOG llevInfo, "[ABT] [suppressed]\n";	4107	LOG llevInfo, "[ABT] [suppressed]\n";
3286	}	4108	}
3287	}	4109	}
3288		4110
3289	# load additional modules	4111	# load additional modules
3290	use cf::pod;	4112	require "cf/$_.pm" for @EXTRA_MODULES;
		4113	cf::_connect_to_perl_2;
3291		4114
3292	END { cf::emergency_save }	4115	END { cf::emergency_save }
3293		4116
3294	1	4117	1
3295		4118

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