ViewVC Help

View File | Revision Log | Show Annotations | Download File

/cvs/deliantra/server/lib/cf.pm

Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.298 by root, Sun Jul 8 14:50:07 2007 UTC vs.
Revision 1.514 by root, Mon Apr 12 17:13:36 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	#############################################################################
		171
		172	%REFLECT = ();
		173	for (@REFLECT) {
		174	my $reflect = JSON::XS::decode_json $_;
		175	$REFLECT{$reflect->{class}} = $reflect;
		176	}
		177
		178	# this is decidedly evil
		179	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
117		180
118	#############################################################################	181	#############################################################################
119		182
120	=head2 GLOBAL VARIABLES	183	=head2 GLOBAL VARIABLES
121		184
…		…
157		220
158	The raw value load value from the last tick.	221	The raw value load value from the last tick.
159		222
160	=item %cf::CFG	223	=item %cf::CFG
161		224
162	Configuration for the server, loaded from C</etc/crossfire/config>, or	225	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
163	from wherever your confdir points to.	226	from wherever your confdir points to.
164		227
165	=item cf::wait_for_tick, cf::wait_for_tick_begin	228	=item cf::wait_for_tick, cf::wait_for_tick_begin
166		229
167	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	230	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	231	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.	232	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
170		233
		234	=item @cf::INVOKE_RESULTS
		235
		236	This array contains the results of the last C<invoke ()> call. When
		237	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
		238	that call.
		239
		240	=item %cf::REFLECT
		241
		242	Contains, for each (C++) class name, a hash reference with information
		243	about object members (methods, scalars, arrays and flags) and other
		244	metadata, which is useful for introspection.
		245
171	=back	246	=back
172		247
173	=cut	248	=cut
174		249
175	BEGIN {	250	$Coro::State::WARNHOOK = sub {
176	*CORE::GLOBAL::warn = sub {
177	my $msg = join "", @_;	251	my $msg = join "", @_;
178		252
179	$msg .= "\n"	253	$msg .= "\n"
180	unless $msg =~ /\n$/;	254	unless $msg =~ /\n$/;
181		255
182	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	256	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
183		257
184	utf8::encode $msg;
185	LOG llevError, $msg;	258	LOG llevError, $msg;
186	};	259	};
187	}	260
		261	$Coro::State::DIEHOOK = sub {
		262	return unless $^S eq 0; # "eq", not "=="
		263
		264	warn Carp::longmess $_[0];
		265
		266	if ($Coro::current == $Coro::main) {#d#
		267	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		268	return;#d#
		269	}#d#
		270
		271	# kill coroutine otherwise
		272	Coro::terminate
		273	};
188		274
189	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	275	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
190	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	276	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
191	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	277	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
192	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	278	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
199	for my $pkg (qw(	285	for my $pkg (qw(
200	cf::global cf::attachable	286	cf::global cf::attachable
201	cf::object cf::object::player	287	cf::object cf::object::player
202	cf::client cf::player	288	cf::client cf::player
203	cf::arch cf::living	289	cf::arch cf::living
		290	cf::map cf::mapspace
204	cf::map cf::party cf::region	291	cf::party cf::region
205	)) {	292	)) {
206	no strict 'refs';
207	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	293	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
208	}	294	}
209		295
210	$Event::DIED = sub {	296	$EV::DIED = sub {
211	warn "error in event callback: @_";	297	Carp::cluck "error in event callback: @_";
212	};	298	};
213		299
214	#############################################################################	300	#############################################################################
215		301
216	=head2 UTILITY FUNCTIONS	302	=head2 UTILITY FUNCTIONS
…		…
238	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	324	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
239	$d	325	$d
240	} || "[unable to dump $_[0]: '$@']";	326	} || "[unable to dump $_[0]: '$@']";
241	}	327	}
242		328
243	=item $ref = cf::from_json $json	329	=item $ref = cf::decode_json $json
244		330
245	Converts a JSON string into the corresponding perl data structure.	331	Converts a JSON string into the corresponding perl data structure.
246		332
247	=item $json = cf::to_json $ref	333	=item $json = cf::encode_json $ref
248		334
249	Converts a perl data structure into its JSON representation.	335	Converts a perl data structure into its JSON representation.
250		336
251	=cut	337	=cut
252		338
253	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	339	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
254		340
255	sub to_json ($) { $json_coder->encode ($_[0]) }	341	sub encode_json($) { $json_coder->encode ($_[0]) }
256	sub from_json ($) { $json_coder->decode ($_[0]) }	342	sub decode_json($) { $json_coder->decode ($_[0]) }
		343
		344	=item cf::post_init { BLOCK }
		345
		346	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		347	but I<before> the server starts ticking again.
		348
		349	The cdoeblock will have a single boolean argument to indicate whether this
		350	is a reload or not.
		351
		352	=cut
		353
		354	sub post_init(&) {
		355	push @POST_INIT, shift;
		356	}
257		357
258	=item cf::lock_wait $string	358	=item cf::lock_wait $string
259		359
260	Wait until the given lock is available. See cf::lock_acquire.	360	Wait until the given lock is available. See cf::lock_acquire.
261		361
262	=item my $lock = cf::lock_acquire $string	362	=item my $lock = cf::lock_acquire $string
263		363
264	Wait until the given lock is available and then acquires it and returns	364	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,	365	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	366	for example when the coroutine gets canceled), the lock is automatically
267	returned.	367	returned.
268		368
		369	Locks are *not* recursive, locking from the same coro twice results in a
		370	deadlocked coro.
		371
269	Lock names should begin with a unique identifier (for example, cf::map::find	372	Lock names should begin with a unique identifier (for example, cf::map::find
270	uses map_find and cf::map::load uses map_load).	373	uses map_find and cf::map::load uses map_load).
271		374
272	=item $locked = cf::lock_active $string	375	=item $locked = cf::lock_active $string
273		376
274	Return true if the lock is currently active, i.e. somebody has locked it.	377	Return true if the lock is currently active, i.e. somebody has locked it.
275		378
276	=cut	379	=cut
277		380
278	our %LOCK;	381	our $LOCKS = new Coro::SemaphoreSet;
279		382
280	sub lock_wait($) {	383	sub lock_wait($) {
281	my ($key) = @_;	384	$LOCKS->wait ($_[0]);
282
283	# wait for lock, if any
284	while ($LOCK{$key}) {
285	push @{ $LOCK{$key} }, $Coro::current;
286	Coro::schedule;
287	}
288	}	385	}
289		386
290	sub lock_acquire($) {	387	sub lock_acquire($) {
291	my ($key) = @_;	388	$LOCKS->guard ($_[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	}	389	}
303		390
304	sub lock_active($) {	391	sub lock_active($) {
305	my ($key) = @_;	392	$LOCKS->count ($_[0]) < 1
306
307	! ! $LOCK{$key}
308	}	393	}
309		394
310	sub freeze_mainloop {	395	sub freeze_mainloop {
311	return unless $TICK_WATCHER->is_active;	396	tick_inhibit_inc;
312		397
313	my $guard = Coro::guard {	398	&Guard::guard (\&tick_inhibit_dec);
314	$TICK_WATCHER->start;	399	}
		400
		401	=item cf::periodic $interval, $cb
		402
		403	Like EV::periodic, but randomly selects a starting point so that the actions
		404	get spread over time.
		405
		406	=cut
		407
		408	sub periodic($$) {
		409	my ($interval, $cb) = @_;
		410
		411	my $start = rand List::Util::min 180, $interval;
		412
		413	EV::periodic $start, $interval, 0, $cb
		414	}
		415
		416	=item cf::get_slot $time[, $priority[, $name]]
		417
		418	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		419	This call blocks and returns only when you have at least C<$time> seconds
		420	of cpu time till the next tick. The slot is only valid till the next cede.
		421
		422	The optional C<$name> can be used to identify the job to run. It might be
		423	used for statistical purposes and should identify the same time-class.
		424
		425	Useful for short background jobs.
		426
		427	=cut
		428
		429	our @SLOT_QUEUE;
		430	our $SLOT_QUEUE;
		431	our $SLOT_DECAY = 0.9;
		432
		433	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		434	$SLOT_QUEUE = Coro::async {
		435	$Coro::current->desc ("timeslot manager");
		436
		437	my $signal = new Coro::Signal;
		438	my $busy;
		439
		440	while () {
		441	next_job:
		442
		443	my $avail = cf::till_tick;
		444
		445	for (0 .. $#SLOT_QUEUE) {
		446	if ($SLOT_QUEUE[$_][0] <= $avail) {
		447	$busy = 0;
		448	my $job = splice @SLOT_QUEUE, $_, 1, ();
		449	$job->[2]->send;
		450	Coro::cede;
		451	goto next_job;
		452	} else {
		453	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
		454	}
		455	}
		456
		457	if (@SLOT_QUEUE) {
		458	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		459	push @cf::WAIT_FOR_TICK, $signal;
		460	$signal->wait;
		461	} else {
		462	$busy = 0;
		463	Coro::schedule;
		464	}
315	};	465	}
316	$TICK_WATCHER->stop;	466	};
317	$guard	467
		468	sub get_slot($;$$) {
		469	return if tick_inhibit || $Coro::current == $Coro::main;
		470
		471	my ($time, $pri, $name) = @_;
		472
		473	$time = clamp $time, 0.01, $TICK * .6;
		474
		475	my $sig = new Coro::Signal;
		476
		477	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		478	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		479	$SLOT_QUEUE->ready;
		480	$sig->wait;
318	}	481	}
319		482
320	=item cf::async { BLOCK }	483	=item cf::async { BLOCK }
321		484
322	Currently the same as Coro::async_pool, meaning you cannot use	485	Currently the same as Coro::async_pool, meaning you cannot use
…		…
327		490
328	BEGIN { *async = \&Coro::async_pool }	491	BEGIN { *async = \&Coro::async_pool }
329		492
330	=item cf::sync_job { BLOCK }	493	=item cf::sync_job { BLOCK }
331		494
332	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	495	The design of Deliantra requires that the main coroutine ($Coro::main)
333	is always able to handle events or runnable, as Crossfire TRT is only	496	is always able to handle events or runnable, as Deliantra is only
334	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	497	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
335	acceptable.	498	acceptable.
336		499
337	If it must be done, put the blocking parts into C<sync_job>. This will run	500	If it must be done, put the blocking parts into C<sync_job>. This will run
338	the given BLOCK in another coroutine while waiting for the result. The	501	the given BLOCK in another coroutine while waiting for the result. The
…		…
343		506
344	sub sync_job(&) {	507	sub sync_job(&) {
345	my ($job) = @_;	508	my ($job) = @_;
346		509
347	if ($Coro::current == $Coro::main) {	510	if ($Coro::current == $Coro::main) {
348	my $time = Event::time;	511	my $time = AE::time;
349		512
350	# this is the main coro, too bad, we have to block	513	# this is the main coro, too bad, we have to block
351	# till the operation succeeds, freezing the server :/	514	# till the operation succeeds, freezing the server :/
352		515
353	# TODO: use suspend/resume instead	516	LOG llevError, Carp::longmess "sync job";#d#
354	# (but this is cancel-safe)	517
355	my $freeze_guard = freeze_mainloop;	518	my $freeze_guard = freeze_mainloop;
356		519
357	my $busy = 1;	520	my $busy = 1;
358	my @res;	521	my @res;
359		522
360	(async {	523	(async {
		524	$Coro::current->desc ("sync job coro");
361	@res = eval { $job->() };	525	@res = eval { $job->() };
362	warn $@ if $@;	526	warn $@ if $@;
363	undef $busy;	527	undef $busy;
364	})->prio (Coro::PRIO_MAX);	528	})->prio (Coro::PRIO_MAX);
365		529
366	while ($busy) {	530	while ($busy) {
367	Coro::cede or Event::one_event;	531	if (Coro::nready) {
		532	Coro::cede_notself;
		533	} else {
		534	EV::loop EV::LOOP_ONESHOT;
368	}	535	}
		536	}
369		537
370	$time = Event::time - $time;	538	my $time = AE::time - $time;
371		539
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	540	$TICK_START += $time; # do not account sync jobs to server load
376		541
377	wantarray ? @res : $res[0]	542	wantarray ? @res : $res[0]
378	} else {	543	} else {
379	# we are in another coroutine, how wonderful, everything just works	544	# we are in another coroutine, how wonderful, everything just works
380		545
…		…
405	=item fork_call { }, $args	570	=item fork_call { }, $args
406		571
407	Executes the given code block with the given arguments in a seperate	572	Executes the given code block with the given arguments in a seperate
408	process, returning the results. Everything must be serialisable with	573	process, returning the results. Everything must be serialisable with
409	Coro::Storable. May, of course, block. Note that the executed sub may	574	Coro::Storable. May, of course, block. Note that the executed sub may
410	never block itself or use any form of Event handling.	575	never block itself or use any form of event handling.
411		576
412	=cut	577	=cut
413		578
414	sub fork_call(&@) {	579	sub fork_call(&@) {
415	my ($cb, @args) = @_;	580	my ($cb, @args) = @_;
416		581
417	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	582	# we seemingly have to make a local copy of the whole thing,
418	# or die "socketpair: $!";	583	# otherwise perl prematurely frees the stuff :/
419	pipe my $fh1, my $fh2	584	# TODO: investigate and fix (likely this will be rather laborious)
420	or die "pipe: $!";
421		585
422	if (my $pid = fork) {	586	my @res = Coro::Util::fork_eval {
423	close $fh2;
424
425	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
426	warn "pst<$res>" unless $res =~ /^pst/;
427	$res = Coro::Storable::thaw $res;
428
429	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
430
431	Carp::confess $$res unless "ARRAY" eq ref $res;
432
433	return wantarray ? @$res : $res->[-1];
434	} else {
435	reset_signals;	587	reset_signals;
436	local $SIG{__WARN__};	588	&$cb
437	local $SIG{__DIE__};	589	}, @args;
438	local $Coro::idle;
439	$Coro::current->prio (Coro::PRIO_MAX);
440	eval {
441	close $fh1;
442		590
443	my @res = eval { $cb->(@args) };	591	wantarray ? @res : $res[-1]
		592	}
444		593
445	open my $fh, ">", \my $buf	594	sub objinfo {
446	or die "fork_call: cannot open fh-to-buf in child : $!";
447	Storable::store_fd +($@ ? \"$@" : \@res), $fh;
448	close $fh;
449
450	warn "writing ", length $buf;
451	my $x;
452	(length $buf) == ($x = syswrite $fh2, $buf)
453	or warn "error writing ".(length $buf)." != $x\n";
454	close $fh2;
455	};
456
457	warn $@ if $@;
458	_exit 0;
459	}	595	(
		596	"counter value" => cf::object::object_count,
		597	"objects created" => cf::object::create_count,
		598	"objects destroyed" => cf::object::destroy_count,
		599	"freelist size" => cf::object::free_count,
		600	"allocated objects" => cf::object::objects_size,
		601	"active objects" => cf::object::actives_size,
		602	)
		603	}
		604
		605	=item $coin = coin_from_name $name
		606
		607	=cut
		608
		609	our %coin_alias = (
		610	"silver" => "silvercoin",
		611	"silvercoin" => "silvercoin",
		612	"silvercoins" => "silvercoin",
		613	"gold" => "goldcoin",
		614	"goldcoin" => "goldcoin",
		615	"goldcoins" => "goldcoin",
		616	"platinum" => "platinacoin",
		617	"platinumcoin" => "platinacoin",
		618	"platinumcoins" => "platinacoin",
		619	"platina" => "platinacoin",
		620	"platinacoin" => "platinacoin",
		621	"platinacoins" => "platinacoin",
		622	"royalty" => "royalty",
		623	"royalties" => "royalty",
		624	);
		625
		626	sub coin_from_name($) {
		627	$coin_alias{$_[0]}
		628	? cf::arch::find $coin_alias{$_[0]}
		629	: undef
460	}	630	}
461		631
462	=item $value = cf::db_get $family => $key	632	=item $value = cf::db_get $family => $key
463		633
464	Returns a single value from the environment database.	634	Returns a single value from the environment database.
…		…
466	=item cf::db_put $family => $key => $value	636	=item cf::db_put $family => $key => $value
467		637
468	Stores the given C<$value> in the family. It can currently store binary	638	Stores the given C<$value> in the family. It can currently store binary
469	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	639	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
470		640
		641	=item $db = cf::db_table "name"
		642
		643	Create and/or open a new database table. The string must not be "db" and must be unique
		644	within each server.
		645
471	=cut	646	=cut
		647
		648	sub db_table($) {
		649	my ($name) = @_;
		650	my $db = BDB::db_create $DB_ENV;
		651
		652	eval {
		653	$db->set_flags (BDB::CHKSUM);
		654
		655	utf8::encode $name;
		656	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		657	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		658	cf::cleanup "db_open(db): $!" if $!;
		659	};
		660	cf::cleanup "db_open(db): $@" if $@;
		661
		662	$db
		663	}
472		664
473	our $DB;	665	our $DB;
474		666
475	sub db_init {	667	sub db_init {
476	unless ($DB) {
477	$DB = BDB::db_create $DB_ENV;
478
479	cf::sync_job {	668	cf::sync_job {
480	eval {	669	$DB ||= db_table "db";
481	$DB->set_flags (BDB::CHKSUM);
482
483	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
484	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
485	cf::cleanup "db_open(db): $!" if $!;
486	};
487	cf::cleanup "db_open(db): $@" if $@;
488	};
489	}	670	};
490	}	671	}
491		672
492	sub db_get($$) {	673	sub db_get($$) {
493	my $key = "$_[0]/$_[1]";	674	my $key = "$_[0]/$_[1]";
494		675
…		…
544	if (1) {	725	if (1) {
545	$md5 =	726	$md5 =
546	join "\x00",	727	join "\x00",
547	$processversion,	728	$processversion,
548	map {	729	map {
549	Coro::cede;	730	cf::cede_to_tick;
550	($src->[$_], Digest::MD5::md5_hex $data[$_])	731	($src->[$_], Digest::MD5::md5_hex $data[$_])
551	} 0.. $#$src;	732	} 0.. $#$src;
552		733
553		734
554	my $dbmd5 = db_get cache => "$id/md5";	735	my $dbmd5 = db_get cache => "$id/md5";
…		…
592		773
593	#############################################################################	774	#############################################################################
594		775
595	=head2 ATTACHABLE OBJECTS	776	=head2 ATTACHABLE OBJECTS
596		777
597	Many objects in crossfire are so-called attachable objects. That means you can	778	Many objects in deliantra are so-called attachable objects. That means you can
598	attach callbacks/event handlers (a collection of which is called an "attachment")	779	attach callbacks/event handlers (a collection of which is called an "attachment")
599	to it. All such attachable objects support the following methods.	780	to it. All such attachable objects support the following methods.
600		781
601	In the following description, CLASS can be any of C<global>, C<object>	782	In the following description, CLASS can be any of C<global>, C<object>
602	C<player>, C<client> or C<map> (i.e. the attachable objects in	783	C<player>, C<client> or C<map> (i.e. the attachable objects in
603	Crossfire TRT).	784	Deliantra).
604		785
605	=over 4	786	=over 4
606		787
607	=item $attachable->attach ($attachment, key => $value...)	788	=item $attachable->attach ($attachment, key => $value...)
608		789
…		…
652	=item cf::CLASS::attachment $name, ...	833	=item cf::CLASS::attachment $name, ...
653		834
654	Register an attachment by C<$name> through which attachable objects of the	835	Register an attachment by C<$name> through which attachable objects of the
655	given CLASS can refer to this attachment.	836	given CLASS can refer to this attachment.
656		837
657	Some classes such as crossfire maps and objects can specify attachments	838	Some classes such as deliantra maps and objects can specify attachments
658	that are attached at load/instantiate time, thus the need for a name.	839	that are attached at load/instantiate time, thus the need for a name.
659		840
660	These calls expect any number of the following handler/hook descriptions:	841	These calls expect any number of the following handler/hook descriptions:
661		842
662	=over 4	843	=over 4
…		…
860	";	1041	";
861	die if $@;	1042	die if $@;
862	}	1043	}
863		1044
864	our $override;	1045	our $override;
865	our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals?	1046	our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
866		1047
867	sub override {	1048	sub override {
868	$override = 1;	1049	$override = 1;
869	@invoke_results = ();	1050	@INVOKE_RESULTS = (@_);
870	}	1051	}
871		1052
872	sub do_invoke {	1053	sub do_invoke {
873	my $event = shift;	1054	my $event = shift;
874	my $callbacks = shift;	1055	my $callbacks = shift;
875		1056
876	@invoke_results = ();	1057	@INVOKE_RESULTS = ();
877		1058
878	local $override;	1059	local $override;
879		1060
880	for (@$callbacks) {	1061	for (@$callbacks) {
881	eval { &{$_->[1]} };	1062	eval { &{$_->[1]} };
…		…
890	}	1071	}
891		1072
892	0	1073	0
893	}	1074	}
894		1075
895	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1076	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
896		1077
897	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1078	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
898		1079
899	Generate an object-specific event with the given arguments.	1080	Generate an object-specific event with the given arguments.
900		1081
901	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be	1082	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be
902	removed in future versions), and there is no public API to access override	1083	removed in future versions), and there is no public API to access override
903	results (if you must, access C<@cf::invoke_results> directly).	1084	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
904		1085
905	=back	1086	=back
906		1087
907	=cut	1088	=cut
908		1089
909	#############################################################################	1090	#############################################################################
910	# object support	1091	# object support
		1092
		1093	sub _object_equal($$);
		1094	sub _object_equal($$) {
		1095	my ($a, $b) = @_;
		1096
		1097	return 0 unless (ref $a) eq (ref $b);
		1098
		1099	if ("HASH" eq ref $a) {
		1100	my @ka = keys %$a;
		1101	my @kb = keys %$b;
		1102
		1103	return 0 if @ka != @kb;
		1104
		1105	for (0 .. $#ka) {
		1106	return 0 unless $ka[$_] eq $kb[$_];
		1107	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1108	}
		1109
		1110	} elsif ("ARRAY" eq ref $a) {
		1111
		1112	return 0 if @$a != @$b;
		1113
		1114	for (0 .. $#$a) {
		1115	return 0 unless _object_equal $a->[$_], $b->[$_];
		1116	}
		1117
		1118	} elsif ($a ne $b) {
		1119	return 0;
		1120	}
		1121
		1122	1
		1123	}
		1124
		1125	our $SLOW_MERGES;#d#
		1126	sub _can_merge {
		1127	my ($ob1, $ob2) = @_;
		1128
		1129	++$SLOW_MERGES;#d#
		1130
		1131	# we do the slow way here
		1132	return _object_equal $ob1, $ob2
		1133	}
911		1134
912	sub reattach {	1135	sub reattach {
913	# basically do the same as instantiate, without calling instantiate	1136	# basically do the same as instantiate, without calling instantiate
914	my ($obj) = @_;	1137	my ($obj) = @_;
915		1138
		1139	# no longer needed after getting rid of delete_package?
916	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1140	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
917		1141
918	my $registry = $obj->registry;	1142	my $registry = $obj->registry;
919		1143
920	@$registry = ();	1144	@$registry = ();
921		1145
…		…
936	cf::attachable->attach (	1160	cf::attachable->attach (
937	prio => -1000000,	1161	prio => -1000000,
938	on_instantiate => sub {	1162	on_instantiate => sub {
939	my ($obj, $data) = @_;	1163	my ($obj, $data) = @_;
940		1164
941	$data = from_json $data;	1165	$data = decode_json $data;
942		1166
943	for (@$data) {	1167	for (@$data) {
944	my ($name, $args) = @$_;	1168	my ($name, $args) = @$_;
945		1169
946	$obj->attach ($name, %{$args || {} });	1170	$obj->attach ($name, %{$args || {} });
…		…
962	sub object_freezer_save {	1186	sub object_freezer_save {
963	my ($filename, $rdata, $objs) = @_;	1187	my ($filename, $rdata, $objs) = @_;
964		1188
965	sync_job {	1189	sync_job {
966	if (length $$rdata) {	1190	if (length $$rdata) {
		1191	utf8::decode (my $decname = $filename);
967	warn sprintf "saving %s (%d,%d)\n",	1192	warn sprintf "saving %s (%d,%d)\n",
968	$filename, length $$rdata, scalar @$objs;	1193	$decname, length $$rdata, scalar @$objs;
969		1194
970	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1195	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
971	chmod SAVE_MODE, $fh;	1196	aio_chmod $fh, SAVE_MODE;
972	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1197	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
973	aio_fsync $fh if $cf::USE_FSYNC;	1198	if ($cf::USE_FSYNC) {
		1199	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;
		1200	aio_fsync $fh;
		1201	}
974	close $fh;	1202	aio_close $fh;
975		1203
976	if (@$objs) {	1204	if (@$objs) {
977	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1205	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
978	chmod SAVE_MODE, $fh;	1206	aio_chmod $fh, SAVE_MODE;
979	my $data = Storable::nfreeze { version => 1, objs => $objs };	1207	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
980	aio_write $fh, 0, (length $data), $data, 0;	1208	aio_write $fh, 0, (length $data), $data, 0;
981	aio_fsync $fh if $cf::USE_FSYNC;	1209	if ($cf::USE_FSYNC) {
		1210	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;
		1211	aio_fsync $fh;
		1212	}
982	close $fh;	1213	aio_close $fh;
983	aio_rename "$filename.pst~", "$filename.pst";	1214	aio_rename "$filename.pst~", "$filename.pst";
984	}	1215	}
985	} else {	1216	} else {
986	aio_unlink "$filename.pst";	1217	aio_unlink "$filename.pst";
987	}	1218	}
988		1219
989	aio_rename "$filename~", $filename;	1220	aio_rename "$filename~", $filename;
		1221
		1222	$filename =~ s%/[^/]+$%%;
		1223	aio_pathsync $filename if $cf::USE_FSYNC;
990	} else {	1224	} else {
991	warn "FATAL: $filename~: $!\n";	1225	warn "unable to save objects: $filename~: $!\n";
992	}	1226	}
993	} else {	1227	} else {
994	aio_unlink $filename;	1228	aio_unlink $filename;
995	aio_unlink "$filename.pst";	1229	aio_unlink "$filename.pst";
996	}	1230	}
997	}	1231	};
998	}	1232	}
999		1233
1000	sub object_freezer_as_string {	1234	sub object_freezer_as_string {
1001	my ($rdata, $objs) = @_;	1235	my ($rdata, $objs) = @_;
1002		1236
…		…
1014	or return;	1248	or return;
1015		1249
1016	unless (aio_stat "$filename.pst") {	1250	unless (aio_stat "$filename.pst") {
1017	(aio_load "$filename.pst", $av) >= 0	1251	(aio_load "$filename.pst", $av) >= 0
1018	or return;	1252	or return;
		1253
1019	$av = eval { (Storable::thaw $av)->{objs} };	1254	my $st = eval { Coro::Storable::thaw $av };
		1255	$av = $st->{objs};
1020	}	1256	}
1021		1257
		1258	utf8::decode (my $decname = $filename);
1022	warn sprintf "loading %s (%d)\n",	1259	warn sprintf "loading %s (%d,%d)\n",
1023	$filename, length $data, scalar @{$av || []};	1260	$decname, length $data, scalar @{$av || []};
		1261
1024	return ($data, $av);	1262	($data, $av)
1025	}	1263	}
1026		1264
1027	=head2 COMMAND CALLBACKS	1265	=head2 COMMAND CALLBACKS
1028		1266
1029	=over 4	1267	=over 4
…		…
1083	my ($name, $cb) = @_;	1321	my ($name, $cb) = @_;
1084		1322
1085	$EXTICMD{$name} = $cb;	1323	$EXTICMD{$name} = $cb;
1086	}	1324	}
1087		1325
		1326	use File::Glob ();
		1327
1088	cf::player->attach (	1328	cf::player->attach (
1089	on_command => sub {	1329	on_unknown_command => sub {
1090	my ($pl, $name, $params) = @_;	1330	my ($pl, $name, $params) = @_;
1091		1331
1092	my $cb = $COMMAND{$name}	1332	my $cb = $COMMAND{$name}
1093	or return;	1333	or return;
1094		1334
…		…
1102	my ($pl, $buf) = @_;	1342	my ($pl, $buf) = @_;
1103		1343
1104	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1344	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1105		1345
1106	if (ref $msg) {	1346	if (ref $msg) {
		1347	my ($type, $reply, @payload) =
		1348	"ARRAY" eq ref $msg
		1349	? @$msg
		1350	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1351
		1352	my @reply;
		1353
1107	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1354	if (my $cb = $EXTCMD{$type}) {
1108	if (my %reply = $cb->($pl, $msg)) {	1355	@reply = $cb->($pl, @payload);
1109	$pl->ext_reply ($msg->{msgid}, %reply);
1110	}
1111	}	1356	}
		1357
		1358	$pl->ext_reply ($reply, @reply)
		1359	if $reply;
		1360
1112	} else {	1361	} else {
1113	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1362	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1114	}	1363	}
1115		1364
1116	cf::override;	1365	cf::override;
1117	},	1366	},
1118	);	1367	);
		1368
		1369	# "readahead" all extensions
		1370	sub cache_extensions {
		1371	my $grp = IO::AIO::aio_group;
		1372
		1373	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1374	for (grep /\.ext$/, @{$_[0]}) {
		1375	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1376	}
		1377	};
		1378
		1379	$grp
		1380	}
1119		1381
1120	sub load_extensions {	1382	sub load_extensions {
1121	cf::sync_job {	1383	cf::sync_job {
1122	my %todo;	1384	my %todo;
1123		1385
…		…
1143		1405
1144	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1406	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1145	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1407	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1146		1408
1147	$ext{source} =	1409	$ext{source} =
1148	"package $pkg; use strict; use utf8;\n"	1410	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1149	. "#line 1 \"$path\"\n{\n"	1411	. "#line 1 \"$path\"\n{\n"
1150	. $source	1412	. $source
1151	. "\n};\n1";	1413	. "\n};\n1";
1152		1414
1153	$todo{$base} = \%ext;	1415	$todo{$base} = \%ext;
1154	}	1416	}
1155		1417
		1418	my $pass = 0;
1156	my %done;	1419	my %done;
1157	while (%todo) {	1420	while (%todo) {
1158	my $progress;	1421	my $progress;
1159		1422
		1423	++$pass;
		1424
		1425	ext:
1160	while (my ($k, $v) = each %todo) {	1426	while (my ($k, $v) = each %todo) {
1161	for (split /,\s*/, $v->{meta}{depends}) {	1427	for (split /,\s*/, $v->{meta}{depends}) {
1162	goto skip	1428	next ext
1163	unless exists $done{$_};	1429	unless exists $done{$_};
1164	}	1430	}
1165		1431
1166	warn "... loading '$k' into '$v->{pkg}'\n";	1432	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1167		1433
1168	unless (eval $v->{source}) {	1434	my $active = eval $v->{source};
		1435
		1436	if (length $@) {
1169	my $msg = $@ ? "$v->{path}: $@\n"	1437	warn "$v->{path}: $@\n";
1170	: "$v->{base}: extension inactive.\n";
1171		1438
		1439	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1172	if (exists $v->{meta}{mandatory}) {	1440	if exists $v->{meta}{mandatory};
1173	warn $msg;	1441	} else {
1174	warn "mandatory extension failed to load, exiting.\n";	1442	$done{$k} = delete $todo{$k};
1175	exit 1;	1443	push @EXTS, $v->{pkg};
1176	}	1444	$progress = 1;
1177		1445
1178	warn $msg;	1446	warn "$v->{base}: extension inactive.\n"
		1447	unless $active;
1179	}	1448	}
1180
1181	$done{$k} = delete $todo{$k};
1182	push @EXTS, $v->{pkg};
1183	$progress = 1;
1184	}	1449	}
1185		1450
1186	skip:	1451	unless ($progress) {
1187	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1452	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1188	unless $progress;	1453
		1454	while (my ($k, $v) = each %todo) {
		1455	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1456	if exists $v->{meta}{mandatory};
		1457	}
		1458	}
1189	}	1459	}
1190	};	1460	};
1191	}	1461	}
1192		1462
1193	#############################################################################	1463	#############################################################################
1194		1464
1195	=back	1465	=back
1196		1466
1197	=head2 CORE EXTENSIONS	1467	=head2 CORE EXTENSIONS
1198		1468
1199	Functions and methods that extend core crossfire objects.	1469	Functions and methods that extend core deliantra objects.
1200		1470
1201	=cut	1471	=cut
1202		1472
1203	package cf::player;	1473	package cf::player;
1204		1474
1205	use Coro::AIO;	1475	use Coro::AIO;
1206		1476
1207	=head3 cf::player	1477	=head3 cf::player
1208		1478
1209	=over 4	1479	=over 4
		1480
		1481	=item cf::player::num_playing
		1482
		1483	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1484
		1485	=cut
		1486
		1487	sub num_playing {
		1488	scalar grep
		1489	$_->ob->map
		1490	&& !$_->hidden
		1491	&& !$_->ob->flag (cf::FLAG_WIZ),
		1492	cf::player::list
		1493	}
1210		1494
1211	=item cf::player::find $login	1495	=item cf::player::find $login
1212		1496
1213	Returns the given player object, loading it if necessary (might block).	1497	Returns the given player object, loading it if necessary (might block).
1214		1498
…		…
1233		1517
1234	sub exists($) {	1518	sub exists($) {
1235	my ($login) = @_;	1519	my ($login) = @_;
1236		1520
1237	$cf::PLAYER{$login}	1521	$cf::PLAYER{$login}
1238	or cf::sync_job { !aio_stat path $login }	1522	or !aio_stat path $login
1239	}	1523	}
1240		1524
1241	sub find($) {	1525	sub find($) {
1242	return $cf::PLAYER{$_[0]} || do {	1526	return $cf::PLAYER{$_[0]} || do {
1243	my $login = $_[0];	1527	my $login = $_[0];
…		…
1250	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1534	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1251	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1535	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1252	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1536	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1253	aio_unlink +(playerdir $login) . "/$login.pl";	1537	aio_unlink +(playerdir $login) . "/$login.pl";
1254		1538
1255	my $pl = load_pl path $login	1539	my $f = new_from_file cf::object::thawer path $login
1256	or return;	1540	or return;
		1541
		1542	my $pl = cf::player::load_pl $f
		1543	or return;
		1544
		1545	local $cf::PLAYER_LOADING{$login} = $pl;
		1546	$f->resolve_delayed_derefs;
1257	$cf::PLAYER{$login} = $pl	1547	$cf::PLAYER{$login} = $pl
1258	}	1548	}
1259	}	1549	}
1260	}	1550	}
		1551
		1552	cf::player->attach (
		1553	on_load => sub {
		1554	my ($pl, $path) = @_;
		1555
		1556	# restore slots saved in save, below
		1557	my $slots = delete $pl->{_slots};
		1558
		1559	$pl->ob->current_weapon ($slots->[0]);
		1560	$pl->combat_ob ($slots->[1]);
		1561	$pl->ranged_ob ($slots->[2]);
		1562	},
		1563	);
1261		1564
1262	sub save($) {	1565	sub save($) {
1263	my ($pl) = @_;	1566	my ($pl) = @_;
1264		1567
1265	return if $pl->{deny_save};	1568	return if $pl->{deny_save};
…		…
1270	return if $pl->{deny_save};	1573	return if $pl->{deny_save};
1271		1574
1272	aio_mkdir playerdir $pl, 0770;	1575	aio_mkdir playerdir $pl, 0770;
1273	$pl->{last_save} = $cf::RUNTIME;	1576	$pl->{last_save} = $cf::RUNTIME;
1274		1577
		1578	cf::get_slot 0.01;
		1579
		1580	# save slots, to be restored later
		1581	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
		1582
1275	$pl->save_pl ($path);	1583	$pl->save_pl ($path);
1276	Coro::cede;	1584	cf::cede_to_tick;
1277	}	1585	}
1278		1586
1279	sub new($) {	1587	sub new($) {
1280	my ($login) = @_;	1588	my ($login) = @_;
1281		1589
…		…
1287	$cf::PLAYER{$login} = $self;	1595	$cf::PLAYER{$login} = $self;
1288		1596
1289	$self	1597	$self
1290	}	1598	}
1291		1599
		1600	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1601
		1602	=cut
		1603
		1604	sub send_msg {
		1605	my $ns = shift->ns
		1606	or return;
		1607	$ns->send_msg (@_);
		1608	}
		1609
1292	=item $pl->quit_character	1610	=item $pl->quit_character
1293		1611
1294	Nukes the player without looking back. If logged in, the connection will	1612	Nukes the player without looking back. If logged in, the connection will
1295	be destroyed. May block for a long time.	1613	be destroyed. May block for a long time.
1296		1614
…		…
1300	my ($pl) = @_;	1618	my ($pl) = @_;
1301		1619
1302	my $name = $pl->ob->name;	1620	my $name = $pl->ob->name;
1303		1621
1304	$pl->{deny_save} = 1;	1622	$pl->{deny_save} = 1;
1305	$pl->password ("*"); # this should lock out the player until we nuked the dir	1623	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1306		1624
1307	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1625	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1308	$pl->deactivate;	1626	$pl->deactivate;
		1627	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1628	$pl->ob->check_score;
1309	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1629	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1310	$pl->ns->destroy if $pl->ns;	1630	$pl->ns->destroy if $pl->ns;
1311		1631
1312	my $path = playerdir $pl;	1632	my $path = playerdir $pl;
1313	my $temp = "$path~$cf::RUNTIME~deleting~";	1633	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1349	or return [];	1669	or return [];
1350		1670
1351	my @logins;	1671	my @logins;
1352		1672
1353	for my $login (@$dirs) {	1673	for my $login (@$dirs) {
		1674	my $path = path $login;
		1675
		1676	# a .pst is a dead give-away for a valid player
		1677	# if no pst file found, open and chekc for blocked users
		1678	if (aio_stat "$path.pst") {
1354	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1679	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1355	aio_read $fh, 0, 512, my $buf, 0 or next;	1680	aio_read $fh, 0, 512, my $buf, 0 or next;
1356	$buf !~ /^password -------------$/m or next; # official not-valid tag	1681	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1682	}
1357		1683
1358	utf8::decode $login;	1684	utf8::decode $login;
1359	push @logins, $login;	1685	push @logins, $login;
1360	}	1686	}
1361		1687
…		…
1388	}	1714	}
1389		1715
1390	\@paths	1716	\@paths
1391	}	1717	}
1392		1718
1393	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1719	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1394		1720
1395	Expand crossfire pod fragments into protocol xml.	1721	Expand deliantra pod fragments into protocol xml.
1396		1722
1397	=cut
1398
1399	sub expand_cfpod {
1400	((my $self), (local $_)) = @_;
1401
1402	# escape & and <
1403	s/&/&amp;/g;
1404	s/(?<![BIUGH])</&lt;/g;
1405
1406	# this is buggy, it needs to properly take care of nested <'s
1407
1408	1 while
1409	# replace B<>, I<>, U<> etc.
1410	s/B<([^\>]*)>/<b>$1<\/b>/
1411	|| s/I<([^\>]*)>/<i>$1<\/i>/
1412	|| s/U<([^\>]*)>/<u>$1<\/u>/
1413	# replace G<male|female> tags
1414	|| s{G<([^>|]*)\|([^>]*)>}{
1415	$self->gender ? $2 : $1
1416	}ge
1417	# replace H<hint text>
1418	|| s{H<([^\>]*)>}
1419	{
1420	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1421	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1422	"")
1423	[$self->{hintmode}]
1424	}ge;
1425
1426	# create single paragraphs (very hackish)
1427	s/(?<=\S)\n(?=\w)/ /g;
1428
1429	# compress some whitespace
1430	s/\s+\n/\n/g; # ws line-ends
1431	s/\n\n+/\n/g; # double lines
1432	s/^\n+//; # beginning lines
1433	s/\n+$//; # ending lines
1434
1435	$_
1436	}
1437
1438	sub hintmode {
1439	$_[0]{hintmode} = $_[1] if @_ > 1;
1440	$_[0]{hintmode}
1441	}
1442
1443	=item $player->ext_reply ($msgid, %msg)	1723	=item $player->ext_reply ($msgid, @msg)
1444		1724
1445	Sends an ext reply to the player.	1725	Sends an ext reply to the player.
1446		1726
1447	=cut	1727	=cut
1448		1728
1449	sub ext_reply($$%) {	1729	sub ext_reply($$@) {
1450	my ($self, $id, %msg) = @_;	1730	my ($self, $id, @msg) = @_;
1451		1731
1452	$msg{msgid} = $id;	1732	$self->ns->ext_reply ($id, @msg)
1453	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1454	}	1733	}
1455		1734
1456	=item $player->ext_event ($type, %msg)	1735	=item $player->ext_msg ($type, @msg)
1457		1736
1458	Sends an ext event to the client.	1737	Sends an ext event to the client.
1459		1738
1460	=cut	1739	=cut
1461		1740
1462	sub ext_event($$%) {	1741	sub ext_msg($$@) {
1463	my ($self, $type, %msg) = @_;	1742	my ($self, $type, @msg) = @_;
1464		1743
1465	$self->ns->ext_event ($type, %msg);	1744	$self->ns->ext_msg ($type, @msg);
1466	}	1745	}
1467		1746
1468	=head3 cf::region	1747	=head3 cf::region
1469		1748
1470	=over 4	1749	=over 4
…		…
1483	my ($path) = @_;	1762	my ($path) = @_;
1484		1763
1485	my ($match, $specificity);	1764	my ($match, $specificity);
1486		1765
1487	for my $region (list) {	1766	for my $region (list) {
1488	if ($region->match && $path =~ $region->match) {	1767	if ($region->{match} && $path =~ $region->{match}) {
1489	($match, $specificity) = ($region, $region->specificity)	1768	($match, $specificity) = ($region, $region->specificity)
1490	if $region->specificity > $specificity;	1769	if $region->specificity > $specificity;
1491	}	1770	}
1492	}	1771	}
1493		1772
…		…
1514	our $MAX_RESET = 3600;	1793	our $MAX_RESET = 3600;
1515	our $DEFAULT_RESET = 3000;	1794	our $DEFAULT_RESET = 3000;
1516		1795
1517	sub generate_random_map {	1796	sub generate_random_map {
1518	my ($self, $rmp) = @_;	1797	my ($self, $rmp) = @_;
		1798
		1799	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1800
1519	# mit "rum" bekleckern, nicht	1801	# mit "rum" bekleckern, nicht
1520	$self->_create_random_map (	1802	$self->_create_random_map (
1521	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1803	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1522	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1804	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1523	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1805	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1524	$rmp->{exit_on_final_map},	1806	$rmp->{exit_on_final_map},
1525	$rmp->{xsize}, $rmp->{ysize},	1807	$rmp->{xsize}, $rmp->{ysize},
1526	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1808	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1527	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1809	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1613	$self->init; # pass $1 etc.	1895	$self->init; # pass $1 etc.
1614	return $self;	1896	return $self;
1615	}	1897	}
1616	}	1898	}
1617		1899
1618	Carp::carp "unable to resolve path '$path' (base '$base').";	1900	Carp::cluck "unable to resolve path '$path' (base '$base').";
1619	()	1901	()
1620	}	1902	}
1621		1903
1622	sub init {	1904	sub init {
1623	my ($self) = @_;	1905	my ($self) = @_;
…		…
1645		1927
1646	# the temporary/swap location	1928	# the temporary/swap location
1647	sub save_path {	1929	sub save_path {
1648	my ($self) = @_;	1930	my ($self) = @_;
1649		1931
1650	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1932	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1651	"$TMPDIR/$path.map"	1933	"$TMPDIR/$path.map"
1652	}	1934	}
1653		1935
1654	# the unique path, undef == no special unique path	1936	# the unique path, undef == no special unique path
1655	sub uniq_path {	1937	sub uniq_path {
1656	my ($self) = @_;	1938	my ($self) = @_;
1657		1939
1658	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1940	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1659	"$UNIQUEDIR/$path"	1941	"$UNIQUEDIR/$path"
1660	}
1661
1662	# and all this just because we cannot iterate over
1663	# all maps in C++...
1664	sub change_all_map_light {
1665	my ($change) = @_;
1666
1667	$_->change_map_light ($change)
1668	for grep $_->outdoor, values %cf::MAP;
1669	}	1942	}
1670		1943
1671	sub decay_objects {	1944	sub decay_objects {
1672	my ($self) = @_;	1945	my ($self) = @_;
1673		1946
…		…
1686		1959
1687	sub load_header_from($) {	1960	sub load_header_from($) {
1688	my ($self, $path) = @_;	1961	my ($self, $path) = @_;
1689		1962
1690	utf8::encode $path;	1963	utf8::encode $path;
1691	#aio_open $path, O_RDONLY, 0	1964	my $f = new_from_file cf::object::thawer $path
1692	# or return;
1693
1694	$self->_load_header ($path)
1695	or return;	1965	or return;
		1966
		1967	$self->_load_header ($f)
		1968	or return;
		1969
		1970	local $MAP_LOADING{$self->{path}} = $self;
		1971	$f->resolve_delayed_derefs;
1696		1972
1697	$self->{load_path} = $path;	1973	$self->{load_path} = $path;
1698		1974
1699	1	1975	1
1700	}	1976	}
…		…
1754	sub find {	2030	sub find {
1755	my ($path, $origin) = @_;	2031	my ($path, $origin) = @_;
1756		2032
1757	$path = normalise $path, $origin && $origin->path;	2033	$path = normalise $path, $origin && $origin->path;
1758		2034
		2035	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1759	cf::lock_wait "map_find:$path";	2036	my $guard2 = cf::lock_acquire "map_find:$path";
1760		2037
1761	$cf::MAP{$path} || do {	2038	$cf::MAP{$path} || do {
1762	my $guard = cf::lock_acquire "map_find:$path";
1763	my $map = new_from_path cf::map $path	2039	my $map = new_from_path cf::map $path
1764	or return;	2040	or return;
1765		2041
1766	$map->{last_save} = $cf::RUNTIME;	2042	$map->{last_save} = $cf::RUNTIME;
1767		2043
…		…
1769	or return;	2045	or return;
1770		2046
1771	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2047	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1772	# doing this can freeze the server in a sync job, obviously	2048	# doing this can freeze the server in a sync job, obviously
1773	#$cf::WAIT_FOR_TICK->wait;	2049	#$cf::WAIT_FOR_TICK->wait;
		2050	undef $guard2;
		2051	undef $guard1;
1774	$map->reset;	2052	$map->reset;
1775	undef $guard;
1776	return find $path;	2053	return find $path;
1777	}	2054	}
1778		2055
1779	$cf::MAP{$path} = $map	2056	$cf::MAP{$path} = $map
1780	}	2057	}
1781	}	2058	}
1782		2059
1783	sub pre_load { }	2060	sub pre_load { }
1784	sub post_load { }	2061	#sub post_load { } # XS
1785		2062
1786	sub load {	2063	sub load {
1787	my ($self) = @_;	2064	my ($self) = @_;
1788		2065
1789	local $self->{deny_reset} = 1; # loading can take a long time	2066	local $self->{deny_reset} = 1; # loading can take a long time
1790		2067
1791	my $path = $self->{path};	2068	my $path = $self->{path};
1792		2069
1793	{	2070	{
1794	my $guard = cf::lock_acquire "map_load:$path";	2071	my $guard = cf::lock_acquire "map_data:$path";
1795		2072
		2073	return unless $self->valid;
1796	return if $self->in_memory != cf::MAP_SWAPPED;	2074	return unless $self->in_memory == cf::MAP_SWAPPED;
1797		2075
1798	$self->in_memory (cf::MAP_LOADING);	2076	$self->in_memory (cf::MAP_LOADING);
1799		2077
1800	$self->alloc;	2078	$self->alloc;
1801		2079
1802	$self->pre_load;	2080	$self->pre_load;
1803	Coro::cede;	2081	cf::cede_to_tick;
1804		2082
		2083	my $f = new_from_file cf::object::thawer $self->{load_path};
		2084	$f->skip_block;
1805	$self->_load_objects ($self->{load_path}, 1)	2085	$self->_load_objects ($f)
1806	or return;	2086	or return;
1807		2087
1808	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2088	$self->post_load_original
1809	if delete $self->{load_original};	2089	if delete $self->{load_original};
1810		2090
1811	if (my $uniq = $self->uniq_path) {	2091	if (my $uniq = $self->uniq_path) {
1812	utf8::encode $uniq;	2092	utf8::encode $uniq;
1813	if (aio_open $uniq, O_RDONLY, 0) {	2093	unless (aio_stat $uniq) {
		2094	if (my $f = new_from_file cf::object::thawer $uniq) {
1814	$self->clear_unique_items;	2095	$self->clear_unique_items;
1815	$self->_load_objects ($uniq, 0);	2096	$self->_load_objects ($f);
		2097	$f->resolve_delayed_derefs;
		2098	}
1816	}	2099	}
1817	}	2100	}
1818		2101
1819	Coro::cede;	2102	$f->resolve_delayed_derefs;
		2103
		2104	cf::cede_to_tick;
1820	# now do the right thing for maps	2105	# now do the right thing for maps
1821	$self->link_multipart_objects;	2106	$self->link_multipart_objects;
1822	$self->difficulty ($self->estimate_difficulty)	2107	$self->difficulty ($self->estimate_difficulty)
1823	unless $self->difficulty;	2108	unless $self->difficulty;
1824	Coro::cede;	2109	cf::cede_to_tick;
1825		2110
1826	unless ($self->{deny_activate}) {	2111	unless ($self->{deny_activate}) {
1827	$self->decay_objects;	2112	$self->decay_objects;
1828	$self->fix_auto_apply;	2113	$self->fix_auto_apply;
1829	$self->update_buttons;	2114	$self->update_buttons;
1830	Coro::cede;	2115	cf::cede_to_tick;
1831	$self->set_darkness_map;
1832	Coro::cede;
1833	$self->activate;	2116	$self->activate;
1834	}	2117	}
1835		2118
		2119	$self->{last_save} = $cf::RUNTIME;
		2120	$self->last_access ($cf::RUNTIME);
		2121
1836	$self->in_memory (cf::MAP_IN_MEMORY);	2122	$self->in_memory (cf::MAP_ACTIVE);
1837	}	2123	}
1838		2124
1839	$self->post_load;	2125	$self->post_load;
1840	}	2126	}
1841		2127
		2128	# customize the map for a given player, i.e.
		2129	# return the _real_ map. used by e.g. per-player
		2130	# maps to change the path to ~playername/mappath
1842	sub customise_for {	2131	sub customise_for {
1843	my ($self, $ob) = @_;	2132	my ($self, $ob) = @_;
1844		2133
1845	return find "~" . $ob->name . "/" . $self->{path}	2134	return find "~" . $ob->name . "/" . $self->{path}
1846	if $self->per_player;	2135	if $self->per_player;
…		…
1850		2139
1851	$self	2140	$self
1852	}	2141	}
1853		2142
1854	# find and load all maps in the 3x3 area around a map	2143	# find and load all maps in the 3x3 area around a map
1855	sub load_diag {	2144	sub load_neighbours {
1856	my ($map) = @_;	2145	my ($map) = @_;
1857		2146
1858	my @diag; # diagonal neighbours	2147	my @neigh; # diagonal neighbours
1859		2148
1860	for (0 .. 3) {	2149	for (0 .. 3) {
1861	my $neigh = $map->tile_path ($_)	2150	my $neigh = $map->tile_path ($_)
1862	or next;	2151	or next;
1863	$neigh = find $neigh, $map	2152	$neigh = find $neigh, $map
1864	or next;	2153	or next;
1865	$neigh->load;	2154	$neigh->load;
1866		2155
		2156	push @neigh,
1867	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2157	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1868	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2158	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1869	}	2159	}
1870		2160
1871	for (@diag) {	2161	for (grep defined $_->[0], @neigh) {
		2162	my ($path, $origin) = @$_;
1872	my $neigh = find @$_	2163	my $neigh = find $path, $origin
1873	or next;	2164	or next;
1874	$neigh->load;	2165	$neigh->load;
1875	}	2166	}
1876	}	2167	}
1877		2168
…		…
1882	}	2173	}
1883		2174
1884	sub do_load_sync {	2175	sub do_load_sync {
1885	my ($map) = @_;	2176	my ($map) = @_;
1886		2177
		2178	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2179	if $Coro::current == $Coro::main;
		2180
1887	cf::sync_job { $map->load };	2181	cf::sync_job { $map->load };
1888	}	2182	}
1889		2183
1890	our %MAP_PREFETCH;	2184	our %MAP_PREFETCH;
1891	our $MAP_PREFETCHER = undef;	2185	our $MAP_PREFETCHER = undef;
1892		2186
1893	sub find_async {	2187	sub find_async {
1894	my ($path, $origin) = @_;	2188	my ($path, $origin, $load) = @_;
1895		2189
1896	$path = normalise $path, $origin && $origin->{path};	2190	$path = normalise $path, $origin && $origin->{path};
1897		2191
1898	if (my $map = $cf::MAP{$path}) {	2192	if (my $map = $cf::MAP{$path}) {
1899	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2193	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1900	}	2194	}
1901		2195
1902	undef $MAP_PREFETCH{$path};	2196	$MAP_PREFETCH{$path} |= $load;
		2197
1903	$MAP_PREFETCHER ||= cf::async {	2198	$MAP_PREFETCHER ||= cf::async {
		2199	$Coro::current->{desc} = "map prefetcher";
		2200
1904	while (%MAP_PREFETCH) {	2201	while (%MAP_PREFETCH) {
1905	for my $path (keys %MAP_PREFETCH) {	2202	while (my ($k, $v) = each %MAP_PREFETCH) {
1906	my $map = find $path	2203	if (my $map = find $k) {
1907	or next;
1908	$map->load;	2204	$map->load if $v;
		2205	}
1909		2206
1910	delete $MAP_PREFETCH{$path};	2207	delete $MAP_PREFETCH{$k};
1911	}	2208	}
1912	}	2209	}
1913	undef $MAP_PREFETCHER;	2210	undef $MAP_PREFETCHER;
1914	};	2211	};
1915	$MAP_PREFETCHER->prio (6);	2212	$MAP_PREFETCHER->prio (6);
…		…
1918	}	2215	}
1919		2216
1920	sub save {	2217	sub save {
1921	my ($self) = @_;	2218	my ($self) = @_;
1922		2219
1923	my $lock = cf::lock_acquire "map_data:" . $self->path;	2220	my $lock = cf::lock_acquire "map_data:$self->{path}";
1924		2221
1925	$self->{last_save} = $cf::RUNTIME;	2222	$self->{last_save} = $cf::RUNTIME;
1926		2223
1927	return unless $self->dirty;	2224	return unless $self->dirty;
1928		2225
…		…
1934	return if $self->{deny_save};	2231	return if $self->{deny_save};
1935		2232
1936	local $self->{last_access} = $self->last_access;#d#	2233	local $self->{last_access} = $self->last_access;#d#
1937		2234
1938	cf::async {	2235	cf::async {
		2236	$Coro::current->{desc} = "map player save";
1939	$_->contr->save for $self->players;	2237	$_->contr->save for $self->players;
1940	};	2238	};
		2239
		2240	cf::get_slot 0.02;
1941		2241
1942	if ($uniq) {	2242	if ($uniq) {
1943	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2243	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1944	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2244	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1945	} else {	2245	} else {
…		…
1951	my ($self) = @_;	2251	my ($self) = @_;
1952		2252
1953	# save first because save cedes	2253	# save first because save cedes
1954	$self->save;	2254	$self->save;
1955		2255
1956	my $lock = cf::lock_acquire "map_data:" . $self->path;	2256	my $lock = cf::lock_acquire "map_data:$self->{path}";
1957		2257
1958	return if $self->players;	2258	return if $self->players;
1959	return if $self->in_memory != cf::MAP_IN_MEMORY;	2259	return if $self->in_memory != cf::MAP_ACTIVE;
1960	return if $self->{deny_save};	2260	return if $self->{deny_save};
1961		2261
		2262	$self->in_memory (cf::MAP_SWAPPED);
		2263
		2264	$self->deactivate;
		2265	$_->clear_links_to ($self) for values %cf::MAP;
1962	$self->clear;	2266	$self->clear;
1963	$self->in_memory (cf::MAP_SWAPPED);
1964	}	2267	}
1965		2268
1966	sub reset_at {	2269	sub reset_at {
1967	my ($self) = @_;	2270	my ($self) = @_;
1968		2271
…		…
1986		2289
1987	my $lock = cf::lock_acquire "map_data:$self->{path}";	2290	my $lock = cf::lock_acquire "map_data:$self->{path}";
1988		2291
1989	return if $self->players;	2292	return if $self->players;
1990		2293
1991	warn "resetting map ", $self->path;	2294	warn "resetting map ", $self->path, "\n";
1992		2295
1993	$self->in_memory (cf::MAP_SWAPPED);	2296	$self->in_memory (cf::MAP_SWAPPED);
1994		2297
1995	# need to save uniques path	2298	# need to save uniques path
1996	unless ($self->{deny_save}) {	2299	unless ($self->{deny_save}) {
…		…
2000	if $uniq;	2303	if $uniq;
2001	}	2304	}
2002		2305
2003	delete $cf::MAP{$self->path};	2306	delete $cf::MAP{$self->path};
2004		2307
		2308	$self->deactivate;
		2309	$_->clear_links_to ($self) for values %cf::MAP;
2005	$self->clear;	2310	$self->clear;
2006
2007	$_->clear_links_to ($self) for values %cf::MAP;
2008		2311
2009	$self->unlink_save;	2312	$self->unlink_save;
2010	$self->destroy;	2313	$self->destroy;
2011	}	2314	}
2012		2315
2013	my $nuke_counter = "aaaa";	2316	my $nuke_counter = "aaaa";
2014		2317
2015	sub nuke {	2318	sub nuke {
2016	my ($self) = @_;	2319	my ($self) = @_;
2017		2320
		2321	{
		2322	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2323
2018	delete $cf::MAP{$self->path};	2324	delete $cf::MAP{$self->path};
2019		2325
2020	$self->unlink_save;	2326	$self->unlink_save;
2021		2327
2022	bless $self, "cf::map";	2328	bless $self, "cf::map";
2023	delete $self->{deny_reset};	2329	delete $self->{deny_reset};
2024	$self->{deny_save} = 1;	2330	$self->{deny_save} = 1;
2025	$self->reset_timeout (1);	2331	$self->reset_timeout (1);
2026	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2332	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2027		2333
2028	$cf::MAP{$self->path} = $self;	2334	$cf::MAP{$self->path} = $self;
		2335	}
2029		2336
2030	$self->reset; # polite request, might not happen	2337	$self->reset; # polite request, might not happen
2031	}	2338	}
2032		2339
2033	=item $maps = cf::map::tmp_maps	2340	=item $maps = cf::map::tmp_maps
…		…
2075		2382
2076	sub unique_maps() {	2383	sub unique_maps() {
2077	[	2384	[
2078	map {	2385	map {
2079	utf8::decode $_;	2386	utf8::decode $_;
2080	/\.map$/	2387	s/\.map$//; # TODO future compatibility hack
		2388	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2389	? ()
2081	? normalise $_	2390	: normalise $_
2082	: ()
2083	} @{ aio_readdir $UNIQUEDIR or [] }	2391	} @{ aio_readdir $UNIQUEDIR or [] }
2084	]	2392	]
2085	}	2393	}
2086		2394
2087	package cf;	2395	=item cf::map::static_maps
		2396
		2397	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2398	file in the shared directory excluding F</styles> and F</editor>). May
		2399	block.
		2400
		2401	=cut
		2402
		2403	sub static_maps() {
		2404	my @dirs = "";
		2405	my @maps;
		2406
		2407	while (@dirs) {
		2408	my $dir = shift @dirs;
		2409
		2410	next if $dir eq "/styles" || $dir eq "/editor";
		2411
		2412	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2413	or return;
		2414
		2415	for (@$files) {
		2416	s/\.map$// or next;
		2417	utf8::decode $_;
		2418	push @maps, "$dir/$_";
		2419	}
		2420
		2421	push @dirs, map "$dir/$_", @$dirs;
		2422	}
		2423
		2424	\@maps
		2425	}
2088		2426
2089	=back	2427	=back
2090		2428
2091	=head3 cf::object	2429	=head3 cf::object
2092		2430
…		…
2096		2434
2097	=over 4	2435	=over 4
2098		2436
2099	=item $ob->inv_recursive	2437	=item $ob->inv_recursive
2100		2438
2101	Returns the inventory of the object _and_ their inventories, recursively.	2439	Returns the inventory of the object I<and> their inventories, recursively,
		2440	but I<not> the object itself.
2102		2441
2103	=cut	2442	=cut
2104		2443
2105	sub inv_recursive_;	2444	sub inv_recursive_;
2106	sub inv_recursive_ {	2445	sub inv_recursive_ {
…		…
2109		2448
2110	sub inv_recursive {	2449	sub inv_recursive {
2111	inv_recursive_ inv $_[0]	2450	inv_recursive_ inv $_[0]
2112	}	2451	}
2113		2452
		2453	=item $ref = $ob->ref
		2454
		2455	Creates and returns a persistent reference to an object that can be stored as a string.
		2456
		2457	=item $ob = cf::object::deref ($refstring)
		2458
		2459	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2460	even if the object actually exists. May block.
		2461
		2462	=cut
		2463
		2464	sub deref {
		2465	my ($ref) = @_;
		2466
		2467	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2468	my ($uuid, $name) = ($1, $2);
		2469	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2470	or return;
		2471	$pl->ob->uuid eq $uuid
		2472	or return;
		2473
		2474	$pl->ob
		2475	} else {
		2476	warn "$ref: cannot resolve object reference\n";
		2477	undef
		2478	}
		2479	}
		2480
2114	package cf;	2481	package cf;
2115		2482
2116	=back	2483	=back
2117		2484
2118	=head3 cf::object::player	2485	=head3 cf::object::player
…		…
2124	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2491	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2125	can be C<undef>. Does the right thing when the player is currently in a	2492	can be C<undef>. Does the right thing when the player is currently in a
2126	dialogue with the given NPC character.	2493	dialogue with the given NPC character.
2127		2494
2128	=cut	2495	=cut
		2496
		2497	our $SAY_CHANNEL = {
		2498	id => "say",
		2499	title => "Map",
		2500	reply => "say ",
		2501	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2502	};
		2503
		2504	our $CHAT_CHANNEL = {
		2505	id => "chat",
		2506	title => "Chat",
		2507	reply => "chat ",
		2508	tooltip => "Player chat and shouts, global to the server.",
		2509	};
2129		2510
2130	# rough implementation of a future "reply" method that works	2511	# rough implementation of a future "reply" method that works
2131	# with dialog boxes.	2512	# with dialog boxes.
2132	#TODO: the first argument must go, split into a $npc->reply_to ( method	2513	#TODO: the first argument must go, split into a $npc->reply_to ( method
2133	sub cf::object::player::reply($$$;$) {	2514	sub cf::object::player::reply($$$;$) {
…		…
2140		2521
2141	} else {	2522	} else {
2142	my $pl = $self->contr;	2523	my $pl = $self->contr;
2143		2524
2144	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2525	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2145	my $diag = $pl->{npc_dialog};	2526	my $dialog = $pl->{npc_dialog};
2146	$diag->{pl}->ext_reply (	2527	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2147	$diag->{id},
2148	msgtype => "reply",
2149	msg => $diag->{pl}->expand_cfpod ($msg),
2150	add_topics => []
2151	);
2152		2528
2153	} else {	2529	} else {
2154	$msg = $npc->name . " says: $msg" if $npc;	2530	$msg = $npc->name . " says: $msg" if $npc;
2155	$self->message ($msg, $flags);	2531	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2156	}	2532	}
2157	}	2533	}
		2534	}
		2535
		2536	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2537
		2538	=cut
		2539
		2540	sub cf::object::send_msg {
		2541	my $pl = shift->contr
		2542	or return;
		2543	$pl->send_msg (@_);
2158	}	2544	}
2159		2545
2160	=item $player_object->may ("access")	2546	=item $player_object->may ("access")
2161		2547
2162	Returns wether the given player is authorized to access resource "access"	2548	Returns wether the given player is authorized to access resource "access"
…		…
2175		2561
2176	=item $player_object->enter_link	2562	=item $player_object->enter_link
2177		2563
2178	Freezes the player and moves him/her to a special map (C<{link}>).	2564	Freezes the player and moves him/her to a special map (C<{link}>).
2179		2565
2180	The player should be reasonably safe there for short amounts of time. You	2566	The player should be reasonably safe there for short amounts of time (e.g.
2181	I<MUST> call C<leave_link> as soon as possible, though.	2567	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2568	though, as the palyer cannot control the character while it is on the link
		2569	map.
2182		2570
2183	Will never block.	2571	Will never block.
2184		2572
2185	=item $player_object->leave_link ($map, $x, $y)	2573	=item $player_object->leave_link ($map, $x, $y)
2186		2574
…		…
2238	($x, $y) = (-1, -1)	2626	($x, $y) = (-1, -1)
2239	unless (defined $x) && (defined $y);	2627	unless (defined $x) && (defined $y);
2240		2628
2241	# use -1 or undef as default coordinates, not 0, 0	2629	# use -1 or undef as default coordinates, not 0, 0
2242	($x, $y) = ($map->enter_x, $map->enter_y)	2630	($x, $y) = ($map->enter_x, $map->enter_y)
2243	if $x <=0 && $y <= 0;	2631	if $x <= 0 && $y <= 0;
2244		2632
2245	$map->load;	2633	$map->load;
2246	$map->load_diag;	2634	$map->load_neighbours;
2247		2635
2248	return unless $self->contr->active;	2636	return unless $self->contr->active;
2249	$self->activate_recursive;
2250		2637
2251	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2638	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2252	$self->enter_map ($map, $x, $y);	2639	$self->enter_map ($map, $x, $y);
2253	}
2254		2640
		2641	# only activate afterwards, to support waiting in hooks
		2642	$self->activate_recursive;
		2643	}
		2644
2255	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2645	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2256		2646
2257	Moves the player to the given map-path and coordinates by first freezing	2647	Moves the player to the given map-path and coordinates by first freezing
2258	her, loading and preparing them map, calling the provided $check callback	2648	her, loading and preparing them map, calling the provided $check callback
2259	that has to return the map if sucecssful, and then unfreezes the player on	2649	that has to return the map if sucecssful, and then unfreezes the player on
2260	the new (success) or old (failed) map position.	2650	the new (success) or old (failed) map position. In either case, $done will
		2651	be called at the end of this process.
		2652
		2653	Note that $check will be called with a potentially non-loaded map, so if
		2654	it needs a loaded map it has to call C<< ->load >>.
2261		2655
2262	=cut	2656	=cut
2263		2657
2264	our $GOTOGEN;	2658	our $GOTOGEN;
2265		2659
2266	sub cf::object::player::goto {	2660	sub cf::object::player::goto {
2267	my ($self, $path, $x, $y, $check) = @_;	2661	my ($self, $path, $x, $y, $check, $done) = @_;
2268		2662
2269	# do generation counting so two concurrent goto's will be executed in-order	2663	# do generation counting so two concurrent goto's will be executed in-order
2270	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2664	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2271		2665
2272	$self->enter_link;	2666	$self->enter_link;
2273		2667
2274	(async {	2668	(async {
		2669	$Coro::current->{desc} = "player::goto $path $x $y";
		2670
		2671	# *tag paths override both path and x|y
		2672	if ($path =~ /^\*(.*)$/) {
		2673	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2674	my $ob = $obs[rand @obs];
		2675
		2676	# see if we actually can go there
		2677	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2678	$ob = $obs[rand @obs];
		2679	} else {
		2680	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2681	}
		2682	# else put us there anyways for now #d#
		2683
		2684	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2685	} else {
		2686	($path, $x, $y) = (undef, undef, undef);
		2687	}
		2688	}
		2689
2275	my $map = eval {	2690	my $map = eval {
2276	my $map = cf::map::find $path;	2691	my $map = defined $path ? cf::map::find $path : undef;
2277		2692
2278	if ($map) {	2693	if ($map) {
2279	$map = $map->customise_for ($self);	2694	$map = $map->customise_for ($self);
2280	$map = $check->($map) if $check && $map;	2695	$map = $check->($map) if $check && $map;
2281	} else {	2696	} else {
2282	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2697	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2283	}	2698	}
2284		2699
2285	$map	2700	$map
2286	};	2701	};
2287		2702
…		…
2292		2707
2293	if ($gen == $self->{_goto_generation}) {	2708	if ($gen == $self->{_goto_generation}) {
2294	delete $self->{_goto_generation};	2709	delete $self->{_goto_generation};
2295	$self->leave_link ($map, $x, $y);	2710	$self->leave_link ($map, $x, $y);
2296	}	2711	}
		2712
		2713	$done->() if $done;
2297	})->prio (1);	2714	})->prio (1);
2298	}	2715	}
2299		2716
2300	=item $player_object->enter_exit ($exit_object)	2717	=item $player_object->enter_exit ($exit_object)
2301		2718
…		…
2321	}	2738	}
2322		2739
2323	sub prepare_random_map {	2740	sub prepare_random_map {
2324	my ($exit) = @_;	2741	my ($exit) = @_;
2325		2742
2326	my $guard = cf::lock_acquire "exit_prepare:$exit";
2327
2328	# all this does is basically replace the /! path by	2743	# all this does is basically replace the /! path by
2329	# a new random map path (?random/...) with a seed	2744	# a new random map path (?random/...) with a seed
2330	# that depends on the exit object	2745	# that depends on the exit object
2331		2746
2332	my $rmp = parse_random_map_params $exit->msg;	2747	my $rmp = parse_random_map_params $exit->msg;
…		…
2334	if ($exit->map) {	2749	if ($exit->map) {
2335	$rmp->{region} = $exit->region->name;	2750	$rmp->{region} = $exit->region->name;
2336	$rmp->{origin_map} = $exit->map->path;	2751	$rmp->{origin_map} = $exit->map->path;
2337	$rmp->{origin_x} = $exit->x;	2752	$rmp->{origin_x} = $exit->x;
2338	$rmp->{origin_y} = $exit->y;	2753	$rmp->{origin_y} = $exit->y;
		2754
		2755	$exit->map->touch;
2339	}	2756	}
2340		2757
2341	$rmp->{random_seed} ||= $exit->random_seed;	2758	$rmp->{random_seed} ||= $exit->random_seed;
2342		2759
2343	my $data = cf::to_json $rmp;	2760	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2344	my $md5 = Digest::MD5::md5_hex $data;	2761	my $md5 = Digest::MD5::md5_hex $data;
2345	my $meta = "$RANDOMDIR/$md5.meta";	2762	my $meta = "$RANDOMDIR/$md5.meta";
2346		2763
2347	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2764	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2348	aio_write $fh, 0, (length $data), $data, 0;	2765	aio_write $fh, 0, (length $data), $data, 0;
2349	undef $fh;	2766	undef $fh;
2350	aio_rename "$meta~", $meta;	2767	aio_rename "$meta~", $meta;
2351		2768
		2769	my $slaying = "?random/$md5";
		2770
		2771	if ($exit->valid) {
2352	$exit->slaying ("?random/$md5");	2772	$exit->slaying ("?random/$md5");
2353	$exit->msg (undef);	2773	$exit->msg (undef);
		2774	}
2354	}	2775	}
2355	}	2776	}
2356		2777
2357	sub cf::object::player::enter_exit {	2778	sub cf::object::player::enter_exit {
2358	my ($self, $exit) = @_;	2779	my ($self, $exit) = @_;
2359		2780
2360	return unless $self->type == cf::PLAYER;	2781	return unless $self->type == cf::PLAYER;
2361		2782
2362	if ($exit->slaying eq "/!") {
2363	#TODO: this should de-fi-ni-te-ly not be a sync-job
2364	# the problem is that $exit might not survive long enough
2365	# so it needs to be done right now, right here
2366	cf::sync_job { prepare_random_map $exit };
2367	}
2368
2369	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2370	my $hp = $exit->stats->hp;
2371	my $sp = $exit->stats->sp;
2372
2373	$self->enter_link;	2783	$self->enter_link;
2374		2784
2375	# if exit is damned, update players death & WoR home-position
2376	$self->contr->savebed ($slaying, $hp, $sp)
2377	if $exit->flag (FLAG_DAMNED);
2378
2379	(async {	2785	(async {
2380	$self->deactivate_recursive; # just to be sure	2786	$Coro::current->{desc} = "enter_exit";
		2787
2381	unless (eval {	2788	unless (eval {
		2789	$self->deactivate_recursive; # just to be sure
		2790
		2791	# random map handling
		2792	{
		2793	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2794
		2795	prepare_random_map $exit
		2796	if $exit->slaying eq "/!";
		2797	}
		2798
		2799	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2800	my $x = $exit->stats->hp;
		2801	my $y = $exit->stats->sp;
		2802
2382	$self->goto ($slaying, $hp, $sp);	2803	$self->goto ($map, $x, $y);
2383		2804
		2805	# if exit is damned, update players death & WoR home-position
		2806	$self->contr->savebed ($map, $x, $y)
		2807	if $exit->flag (cf::FLAG_DAMNED);
		2808
2384	1;	2809	1
2385	}) {	2810	}) {
2386	$self->message ("Something went wrong deep within the crossfire server. "	2811	$self->message ("Something went wrong deep within the deliantra server. "
2387	. "I'll try to bring you back to the map you were before. "	2812	. "I'll try to bring you back to the map you were before. "
2388	. "Please report this to the dungeon master!",	2813	. "Please report this to the dungeon master!",
2389	cf::NDI_UNIQUE | cf::NDI_RED);	2814	cf::NDI_UNIQUE | cf::NDI_RED);
2390		2815
2391	warn "ERROR in enter_exit: $@";	2816	warn "ERROR in enter_exit: $@";
…		…
2410		2835
2411	utf8::encode $text;	2836	utf8::encode $text;
2412	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2837	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2413	}	2838	}
2414		2839
		2840	=item $client->send_big_packet ($pkt)
		2841
		2842	Like C<send_packet>, but tries to compress large packets, and fragments
		2843	them as required.
		2844
		2845	=cut
		2846
		2847	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2848
		2849	sub cf::client::send_big_packet {
		2850	my ($self, $pkt) = @_;
		2851
		2852	# try lzf for large packets
		2853	$pkt = "lzf " . Compress::LZF::compress $pkt
		2854	if 1024 <= length $pkt and $self->{can_lzf};
		2855
		2856	# split very large packets
		2857	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2858	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2859	$pkt = "frag";
		2860	}
		2861
		2862	$self->send_packet ($pkt);
		2863	}
		2864
2415	=item $client->send_msg ($color, $type, $msg, [extra...])	2865	=item $client->send_msg ($channel, $msg, $color, [extra...])
2416		2866
2417	Send a drawinfo or msg packet to the client, formatting the msg for the	2867	Send a drawinfo or msg packet to the client, formatting the msg for the
2418	client if neccessary. C<$type> should be a string identifying the type of	2868	client if neccessary. C<$type> should be a string identifying the type of
2419	the message, with C<log> being the default. If C<$color> is negative, suppress	2869	the message, with C<log> being the default. If C<$color> is negative, suppress
2420	the message unless the client supports the msg packet.	2870	the message unless the client supports the msg packet.
2421		2871
2422	=cut	2872	=cut
2423		2873
		2874	# non-persistent channels (usually the info channel)
		2875	our %CHANNEL = (
		2876	"c/motd" => {
		2877	id => "infobox",
		2878	title => "MOTD",
		2879	reply => undef,
		2880	tooltip => "The message of the day",
		2881	},
		2882	"c/identify" => {
		2883	id => "infobox",
		2884	title => "Identify",
		2885	reply => undef,
		2886	tooltip => "Items recently identified",
		2887	},
		2888	"c/examine" => {
		2889	id => "infobox",
		2890	title => "Examine",
		2891	reply => undef,
		2892	tooltip => "Signs and other items you examined",
		2893	},
		2894	"c/shopinfo" => {
		2895	id => "infobox",
		2896	title => "Shop Info",
		2897	reply => undef,
		2898	tooltip => "What your bargaining skill tells you about the shop",
		2899	},
		2900	"c/book" => {
		2901	id => "infobox",
		2902	title => "Book",
		2903	reply => undef,
		2904	tooltip => "The contents of a note or book",
		2905	},
		2906	"c/lookat" => {
		2907	id => "infobox",
		2908	title => "Look",
		2909	reply => undef,
		2910	tooltip => "What you saw there",
		2911	},
		2912	"c/who" => {
		2913	id => "infobox",
		2914	title => "Players",
		2915	reply => undef,
		2916	tooltip => "Shows players who are currently online",
		2917	},
		2918	"c/body" => {
		2919	id => "infobox",
		2920	title => "Body Parts",
		2921	reply => undef,
		2922	tooltip => "Shows which body parts you posess and are available",
		2923	},
		2924	"c/statistics" => {
		2925	id => "infobox",
		2926	title => "Statistics",
		2927	reply => undef,
		2928	tooltip => "Shows your primary statistics",
		2929	},
		2930	"c/skills" => {
		2931	id => "infobox",
		2932	title => "Skills",
		2933	reply => undef,
		2934	tooltip => "Shows your experience per skill and item power",
		2935	},
		2936	"c/shopitems" => {
		2937	id => "infobox",
		2938	title => "Shop Items",
		2939	reply => undef,
		2940	tooltip => "Shows the items currently for sale in this shop",
		2941	},
		2942	"c/resistances" => {
		2943	id => "infobox",
		2944	title => "Resistances",
		2945	reply => undef,
		2946	tooltip => "Shows your resistances",
		2947	},
		2948	"c/pets" => {
		2949	id => "infobox",
		2950	title => "Pets",
		2951	reply => undef,
		2952	tooltip => "Shows information abotu your pets/a specific pet",
		2953	},
		2954	"c/perceiveself" => {
		2955	id => "infobox",
		2956	title => "Perceive Self",
		2957	reply => undef,
		2958	tooltip => "You gained detailed knowledge about yourself",
		2959	},
		2960	"c/uptime" => {
		2961	id => "infobox",
		2962	title => "Uptime",
		2963	reply => undef,
		2964	tooltip => "How long the server has been running since last restart",
		2965	},
		2966	"c/mapinfo" => {
		2967	id => "infobox",
		2968	title => "Map Info",
		2969	reply => undef,
		2970	tooltip => "Information related to the maps",
		2971	},
		2972	"c/party" => {
		2973	id => "party",
		2974	title => "Party",
		2975	reply => "gsay ",
		2976	tooltip => "Messages and chat related to your party",
		2977	},
		2978	"c/death" => {
		2979	id => "death",
		2980	title => "Death",
		2981	reply => undef,
		2982	tooltip => "Reason for and more info about your most recent death",
		2983	},
		2984	"c/say" => $SAY_CHANNEL,
		2985	"c/chat" => $CHAT_CHANNEL,
		2986	);
		2987
2424	sub cf::client::send_msg {	2988	sub cf::client::send_msg {
2425	my ($self, $color, $type, $msg, @extra) = @_;	2989	my ($self, $channel, $msg, $color, @extra) = @_;
2426		2990
2427	$msg = $self->pl->expand_cfpod ($msg);	2991	$msg = $self->pl->expand_cfpod ($msg)
		2992	unless $color & cf::NDI_VERBATIM;
		2993
		2994	$color &= cf::NDI_CLIENT_MASK; # just in case...
		2995
		2996	# check predefined channels, for the benefit of C
		2997	if ($CHANNEL{$channel}) {
		2998	$channel = $CHANNEL{$channel};
		2999
		3000	$self->ext_msg (channel_info => $channel);
		3001	$channel = $channel->{id};
		3002
		3003	} elsif (ref $channel) {
		3004	# send meta info to client, if not yet sent
		3005	unless (exists $self->{channel}{$channel->{id}}) {
		3006	$self->{channel}{$channel->{id}} = $channel;
		3007	$self->ext_msg (channel_info => $channel);
		3008	}
		3009
		3010	$channel = $channel->{id};
		3011	}
2428		3012
2429	return unless @extra || length $msg;	3013	return unless @extra || length $msg;
2430		3014
2431	if ($self->can_msg) {	3015	# default colour, mask it out
2432	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $type, $msg, @extra]));	3016	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2433	} else {	3017	if $color & cf::NDI_DEF;
2434	# replace some tags by gcfclient-compatible ones
2435	for ($msg) {
2436	1 while
2437	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2438	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2439	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2440	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2441	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2442	}
2443		3018
2444	if ($color >= 0) {	3019	my $pkt = "msg "
2445	if (0 && $msg =~ /\[/) {	3020	. $self->{json_coder}->encode (
2446	$self->send_packet ("drawextinfo $color 4 0 $msg")	3021	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2447	} else {	3022	);
2448	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2449	$self->send_packet ("drawinfo $color $msg")
2450	}
2451	}
2452	}
2453	}
2454		3023
		3024	$self->send_big_packet ($pkt);
		3025	}
		3026
2455	=item $client->ext_event ($type, %msg)	3027	=item $client->ext_msg ($type, @msg)
2456		3028
2457	Sends an ext event to the client.	3029	Sends an ext event to the client.
2458		3030
2459	=cut	3031	=cut
2460		3032
2461	sub cf::client::ext_event($$%) {	3033	sub cf::client::ext_msg($$@) {
2462	my ($self, $type, %msg) = @_;	3034	my ($self, $type, @msg) = @_;
2463		3035
		3036	if ($self->extcmd == 2) {
		3037	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		3038	} elsif ($self->extcmd == 1) { # TODO: remove
2464	$msg{msgtype} = "event_$type";	3039	push @msg, msgtype => "event_$type";
2465	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	3040	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3041	}
		3042	}
		3043
		3044	=item $client->ext_reply ($msgid, @msg)
		3045
		3046	Sends an ext reply to the client.
		3047
		3048	=cut
		3049
		3050	sub cf::client::ext_reply($$@) {
		3051	my ($self, $id, @msg) = @_;
		3052
		3053	if ($self->extcmd == 2) {
		3054	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		3055	} elsif ($self->extcmd == 1) {
		3056	#TODO: version 1, remove
		3057	unshift @msg, msgtype => "reply", msgid => $id;
		3058	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3059	}
2466	}	3060	}
2467		3061
2468	=item $success = $client->query ($flags, "text", \&cb)	3062	=item $success = $client->query ($flags, "text", \&cb)
2469		3063
2470	Queues a query to the client, calling the given callback with	3064	Queues a query to the client, calling the given callback with
…		…
2525	my ($ns, $buf) = @_;	3119	my ($ns, $buf) = @_;
2526		3120
2527	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3121	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2528		3122
2529	if (ref $msg) {	3123	if (ref $msg) {
		3124	my ($type, $reply, @payload) =
		3125	"ARRAY" eq ref $msg
		3126	? @$msg
		3127	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		3128
		3129	my @reply;
		3130
2530	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3131	if (my $cb = $EXTICMD{$type}) {
2531	if (my %reply = $cb->($ns, $msg)) {	3132	@reply = $cb->($ns, @payload);
2532	$reply{msgid} = $msg->{msgid};
2533	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2534	}
2535	}	3133	}
		3134
		3135	$ns->ext_reply ($reply, @reply)
		3136	if $reply;
		3137
2536	} else {	3138	} else {
2537	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3139	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2538	}	3140	}
2539		3141
2540	cf::override;	3142	cf::override;
…		…
2562		3164
2563	$coro	3165	$coro
2564	}	3166	}
2565		3167
2566	cf::client->attach (	3168	cf::client->attach (
2567	on_destroy => sub {	3169	on_client_destroy => sub {
2568	my ($ns) = @_;	3170	my ($ns) = @_;
2569		3171
2570	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3172	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2571	},	3173	},
2572	);	3174	);
…		…
2587	our $safe = new Safe "safe";	3189	our $safe = new Safe "safe";
2588	our $safe_hole = new Safe::Hole;	3190	our $safe_hole = new Safe::Hole;
2589		3191
2590	$SIG{FPE} = 'IGNORE';	3192	$SIG{FPE} = 'IGNORE';
2591		3193
2592	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3194	$safe->permit_only (Opcode::opset qw(
		3195	:base_core :base_mem :base_orig :base_math :base_loop
		3196	grepstart grepwhile mapstart mapwhile
		3197	sort time
		3198	));
2593		3199
2594	# here we export the classes and methods available to script code	3200	# here we export the classes and methods available to script code
2595		3201
2596	=pod	3202	=pod
2597		3203
2598	The following functions and methods are available within a safe environment:	3204	The following functions and methods are available within a safe environment:
2599		3205
2600	cf::object	3206	cf::object
2601	contr pay_amount pay_player map x y force_find force_add	3207	contr pay_amount pay_player map x y force_find force_add destroy
2602	insert remove	3208	insert remove name archname title slaying race decrease split
		3209	value
2603		3210
2604	cf::object::player	3211	cf::object::player
2605	player	3212	player
2606		3213
2607	cf::player	3214	cf::player
…		…
2612		3219
2613	=cut	3220	=cut
2614		3221
2615	for (	3222	for (
2616	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3223	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2617	insert remove)],	3224	insert remove inv nrof name archname title slaying race
		3225	decrease split destroy change_exp value msg lore send_msg)],
2618	["cf::object::player" => qw(player)],	3226	["cf::object::player" => qw(player)],
2619	["cf::player" => qw(peaceful)],	3227	["cf::player" => qw(peaceful send_msg)],
2620	["cf::map" => qw(trigger)],	3228	["cf::map" => qw(trigger)],
2621	) {	3229	) {
2622	no strict 'refs';	3230	no strict 'refs';
2623	my ($pkg, @funs) = @$_;	3231	my ($pkg, @funs) = @$_;
2624	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3232	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2642		3250
2643	my $qcode = $code;	3251	my $qcode = $code;
2644	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3252	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2645	$qcode =~ s/\n/\\n/g;	3253	$qcode =~ s/\n/\\n/g;
2646		3254
		3255	%vars = (_dummy => 0) unless %vars;
		3256
		3257	my @res;
2647	local $_;	3258	local $_;
2648	local @safe::cf::_safe_eval_args = values %vars;
2649		3259
2650	my $eval =	3260	my $eval =
2651	"do {\n"	3261	"do {\n"
2652	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3262	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2653	. "#line 0 \"{$qcode}\"\n"	3263	. "#line 0 \"{$qcode}\"\n"
2654	. $code	3264	. $code
2655	. "\n}"	3265	. "\n}"
2656	;	3266	;
2657		3267
		3268	if ($CFG{safe_eval}) {
2658	sub_generation_inc;	3269	sub_generation_inc;
		3270	local @safe::cf::_safe_eval_args = values %vars;
2659	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3271	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2660	sub_generation_inc;	3272	sub_generation_inc;
		3273	} else {
		3274	local @cf::_safe_eval_args = values %vars;
		3275	@res = wantarray ? eval eval : scalar eval $eval;
		3276	}
2661		3277
2662	if ($@) {	3278	if ($@) {
2663	warn "$@";	3279	warn "$@";
2664	warn "while executing safe code '$code'\n";	3280	warn "while executing safe code '$code'\n";
2665	warn "with arguments " . (join " ", %vars) . "\n";	3281	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2684	=cut	3300	=cut
2685		3301
2686	sub register_script_function {	3302	sub register_script_function {
2687	my ($fun, $cb) = @_;	3303	my ($fun, $cb) = @_;
2688		3304
2689	no strict 'refs';	3305	$fun = "safe::$fun" if $CFG{safe_eval};
2690	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3306	*$fun = $safe_hole->wrap ($cb);
2691	}	3307	}
2692		3308
2693	=back	3309	=back
2694		3310
2695	=cut	3311	=cut
…		…
2697	#############################################################################	3313	#############################################################################
2698	# the server's init and main functions	3314	# the server's init and main functions
2699		3315
2700	sub load_facedata($) {	3316	sub load_facedata($) {
2701	my ($path) = @_;	3317	my ($path) = @_;
		3318
		3319	# HACK to clear player env face cache, we need some signal framework
		3320	# for this (global event?)
		3321	%ext::player_env::MUSIC_FACE_CACHE = ();
		3322
		3323	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2702		3324
2703	warn "loading facedata from $path\n";	3325	warn "loading facedata from $path\n";
2704		3326
2705	my $facedata;	3327	my $facedata;
2706	0 < aio_load $path, $facedata	3328	0 < aio_load $path, $facedata
…		…
2709	$facedata = Coro::Storable::thaw $facedata;	3331	$facedata = Coro::Storable::thaw $facedata;
2710		3332
2711	$facedata->{version} == 2	3333	$facedata->{version} == 2
2712	or cf::cleanup "$path: version mismatch, cannot proceed.";	3334	or cf::cleanup "$path: version mismatch, cannot proceed.";
2713		3335
		3336	# patch in the exptable
		3337	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
		3338	$facedata->{resource}{"res/exp_table"} = {
		3339	type => FT_RSRC,
		3340	data => $exp_table,
		3341	hash => (Digest::MD5::md5 $exp_table),
		3342	};
		3343	cf::cede_to_tick;
		3344
2714	{	3345	{
2715	my $faces = $facedata->{faceinfo};	3346	my $faces = $facedata->{faceinfo};
2716		3347
2717	while (my ($face, $info) = each %$faces) {	3348	while (my ($face, $info) = each %$faces) {
2718	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3349	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3350
2719	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3351	cf::face::set_visibility $idx, $info->{visibility};
		3352	cf::face::set_magicmap $idx, $info->{magicmap};
2720	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3353	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2721	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3354	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2722	Coro::cede;	3355
		3356	cf::cede_to_tick;
2723	}	3357	}
2724		3358
2725	while (my ($face, $info) = each %$faces) {	3359	while (my ($face, $info) = each %$faces) {
2726	next unless $info->{smooth};	3360	next unless $info->{smooth};
		3361
2727	my $idx = cf::face::find $face	3362	my $idx = cf::face::find $face
2728	or next;	3363	or next;
		3364
2729	if (my $smooth = cf::face::find $info->{smooth}) {	3365	if (my $smooth = cf::face::find $info->{smooth}) {
		3366	cf::face::set_smooth $idx, $smooth;
2730	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3367	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2731	} else {	3368	} else {
2732	warn "smooth face '$info->{smooth}' not found for face '$face'";	3369	warn "smooth face '$info->{smooth}' not found for face '$face'";
2733	}	3370	}
2734	Coro::cede;	3371
		3372	cf::cede_to_tick;
2735	}	3373	}
2736	}	3374	}
2737		3375
2738	{	3376	{
2739	my $anims = $facedata->{animinfo};	3377	my $anims = $facedata->{animinfo};
2740		3378
2741	while (my ($anim, $info) = each %$anims) {	3379	while (my ($anim, $info) = each %$anims) {
2742	cf::anim::set $anim, $info->{frames}, $info->{facings};	3380	cf::anim::set $anim, $info->{frames}, $info->{facings};
2743	Coro::cede;	3381	cf::cede_to_tick;
2744	}	3382	}
2745		3383
2746	cf::anim::invalidate_all; # d'oh	3384	cf::anim::invalidate_all; # d'oh
2747	}	3385	}
2748		3386
		3387	{
		3388	my $res = $facedata->{resource};
		3389
		3390	while (my ($name, $info) = each %$res) {
		3391	if (defined $info->{type}) {
		3392	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3393
		3394	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
		3395	cf::face::set_type $idx, $info->{type};
		3396	} else {
		3397	$RESOURCE{$name} = $info;
		3398	}
		3399
		3400	cf::cede_to_tick;
		3401	}
		3402	}
		3403
		3404	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3405
2749	1	3406	1
2750	}	3407	}
2751		3408
		3409	cf::global->attach (on_resource_update => sub {
		3410	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3411	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3412
		3413	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3414	my $sound = $soundconf->{compat}[$_]
		3415	or next;
		3416
		3417	my $face = cf::face::find "sound/$sound->[1]";
		3418	cf::sound::set $sound->[0] => $face;
		3419	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3420	}
		3421
		3422	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3423	my $face = cf::face::find "sound/$v";
		3424	cf::sound::set $k => $face;
		3425	}
		3426	}
		3427	});
		3428
		3429	register_exticmd fx_want => sub {
		3430	my ($ns, $want) = @_;
		3431
		3432	while (my ($k, $v) = each %$want) {
		3433	$ns->fx_want ($k, $v);
		3434	}
		3435	};
		3436
		3437	sub load_resource_file($) {
		3438	my $guard = lock_acquire "load_resource_file";
		3439
		3440	my $status = load_resource_file_ $_[0];
		3441	get_slot 0.1, 100;
		3442	cf::arch::commit_load;
		3443
		3444	$status
		3445	}
		3446
2752	sub reload_regions {	3447	sub reload_regions {
		3448	# HACK to clear player env face cache, we need some signal framework
		3449	# for this (global event?)
		3450	%ext::player_env::MUSIC_FACE_CACHE = ();
		3451
2753	load_resource_file "$MAPDIR/regions"	3452	load_resource_file "$MAPDIR/regions"
2754	or die "unable to load regions file\n";	3453	or die "unable to load regions file\n";
		3454
		3455	for (cf::region::list) {
		3456	$_->{match} = qr/$_->{match}/
		3457	if exists $_->{match};
		3458	}
2755	}	3459	}
2756		3460
2757	sub reload_facedata {	3461	sub reload_facedata {
2758	load_facedata "$DATADIR/facedata"	3462	load_facedata "$DATADIR/facedata"
2759	or die "unable to load facedata\n";	3463	or die "unable to load facedata\n";
2760	}	3464	}
2761		3465
2762	sub reload_archetypes {	3466	sub reload_archetypes {
2763	load_resource_file "$DATADIR/archetypes"	3467	load_resource_file "$DATADIR/archetypes"
2764	or die "unable to load archetypes\n";	3468	or die "unable to load archetypes\n";
2765	#d# NEED to laod twice to resolve forward references
2766	# this really needs to be done in an extra post-pass
2767	# (which needs to be synchronous, so solve it differently)
2768	load_resource_file "$DATADIR/archetypes"
2769	or die "unable to load archetypes\n";
2770	}	3469	}
2771		3470
2772	sub reload_treasures {	3471	sub reload_treasures {
2773	load_resource_file "$DATADIR/treasures"	3472	load_resource_file "$DATADIR/treasures"
2774	or die "unable to load treasurelists\n";	3473	or die "unable to load treasurelists\n";
2775	}	3474	}
2776		3475
2777	sub reload_resources {	3476	sub reload_resources {
2778	warn "reloading resource files...\n";	3477	warn "reloading resource files...\n";
2779		3478
		3479	reload_facedata;
		3480	reload_archetypes;
2780	reload_regions;	3481	reload_regions;
2781	reload_facedata;
2782	#reload_archetypes;#d#
2783	reload_archetypes;
2784	reload_treasures;	3482	reload_treasures;
2785		3483
2786	warn "finished reloading resource files\n";	3484	warn "finished reloading resource files\n";
2787	}	3485	}
2788		3486
2789	sub init {	3487	sub reload_config {
2790	reload_resources;	3488	warn "reloading config file...\n";
2791	}
2792		3489
2793	sub cfg_load {
2794	open my $fh, "<:utf8", "$CONFDIR/config"	3490	open my $fh, "<:utf8", "$CONFDIR/config"
2795	or return;	3491	or return;
2796		3492
2797	local $/;	3493	local $/;
2798	*CFG = YAML::Syck::Load <$fh>;	3494	*CFG = YAML::XS::Load scalar <$fh>;
2799		3495
2800	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3496	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2801		3497
2802	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3498	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2803	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3499	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2807	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3503	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2808	and die "WARNING: m(un)lockall failed: $!\n";	3504	and die "WARNING: m(un)lockall failed: $!\n";
2809	};	3505	};
2810	warn $@ if $@;	3506	warn $@ if $@;
2811	}	3507	}
		3508
		3509	warn "finished reloading resource files\n";
		3510	}
		3511
		3512	sub pidfile() {
		3513	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3514	or die "$PIDFILE: $!";
		3515	flock $fh, &Fcntl::LOCK_EX
		3516	or die "$PIDFILE: flock: $!";
		3517	$fh
		3518	}
		3519
		3520	# make sure only one server instance is running at any one time
		3521	sub atomic {
		3522	my $fh = pidfile;
		3523
		3524	my $pid = <$fh>;
		3525	kill 9, $pid if $pid > 0;
		3526
		3527	seek $fh, 0, 0;
		3528	print $fh $$;
		3529	}
		3530
		3531	sub main_loop {
		3532	warn "EV::loop starting\n";
		3533	if (1) {
		3534	EV::loop;
		3535	}
		3536	warn "EV::loop returned\n";
		3537	goto &main_loop unless $REALLY_UNLOOP;
2812	}	3538	}
2813		3539
2814	sub main {	3540	sub main {
		3541	cf::init_globals; # initialise logging
		3542
		3543	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3544	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3545	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3546	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3547
		3548	cf::init_experience;
		3549	cf::init_anim;
		3550	cf::init_attackmess;
		3551	cf::init_dynamic;
		3552
		3553	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3554
2815	# we must not ever block the main coroutine	3555	# we must not ever block the main coroutine
2816	local $Coro::idle = sub {	3556	local $Coro::idle = sub {
2817	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3557	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2818	(async {	3558	(async {
2819	Event::one_event;	3559	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3560	EV::loop EV::LOOP_ONESHOT;
2820	})->prio (Coro::PRIO_MAX);	3561	})->prio (Coro::PRIO_MAX);
2821	};	3562	};
2822		3563
2823	cfg_load;	3564	evthread_start IO::AIO::poll_fileno;
		3565
		3566	cf::sync_job {
		3567	cf::load_settings;
		3568	cf::load_materials;
		3569
		3570	reload_resources;
		3571	reload_config;
2824	db_init;	3572	db_init;
		3573
		3574	cf::init_uuid;
		3575	cf::init_signals;
		3576	cf::init_skills;
		3577
		3578	cf::init_beforeplay;
		3579
		3580	atomic;
		3581
2825	load_extensions;	3582	load_extensions;
2826		3583
2827	$TICK_WATCHER->start;	3584	utime time, time, $RUNTIMEFILE;
2828	Event::loop;	3585
		3586	# no (long-running) fork's whatsoever before this point(!)
		3587	use POSIX ();
		3588	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3589
		3590	(pop @POST_INIT)->(0) while @POST_INIT;
		3591	};
		3592
		3593	main_loop;
2829	}	3594	}
2830		3595
2831	#############################################################################	3596	#############################################################################
2832	# initialisation and cleanup	3597	# initialisation and cleanup
2833		3598
2834	# install some emergency cleanup handlers	3599	# install some emergency cleanup handlers
2835	BEGIN {	3600	BEGIN {
		3601	our %SIGWATCHER = ();
2836	for my $signal (qw(INT HUP TERM)) {	3602	for my $signal (qw(INT HUP TERM)) {
2837	Event->signal (	3603	$SIGWATCHER{$signal} = AE::signal $signal, sub {
2838	reentrant => 0,
2839	data => WF_AUTOCANCEL,
2840	signal => $signal,
2841	prio => 0,
2842	cb => sub {
2843	cf::cleanup "SIG$signal";	3604	cf::cleanup "SIG$signal";
2844	},
2845	);	3605	};
2846	}	3606	}
2847	}	3607	}
2848		3608
2849	sub write_runtime {	3609	sub write_runtime_sync {
2850	my $runtime = "$LOCALDIR/runtime";	3610	my $t0 = AE::time;
2851		3611
2852	# first touch the runtime file to show we are still running:	3612	# first touch the runtime file to show we are still running:
2853	# the fsync below can take a very very long time.	3613	# the fsync below can take a very very long time.
2854		3614
2855	IO::AIO::aio_utime $runtime, undef, undef;	3615	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2856		3616
2857	my $guard = cf::lock_acquire "write_runtime";	3617	my $guard = cf::lock_acquire "write_runtime";
2858		3618
2859	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3619	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
2860	or return;	3620	or return;
2861		3621
2862	my $value = $cf::RUNTIME + 90 + 10;	3622	my $value = $cf::RUNTIME + 90 + 10;
2863	# 10 is the runtime save interval, for a monotonic clock	3623	# 10 is the runtime save interval, for a monotonic clock
2864	# 60 allows for the watchdog to kill the server.	3624	# 60 allows for the watchdog to kill the server.
…		…
2874	aio_utime $fh, undef, undef;	3634	aio_utime $fh, undef, undef;
2875		3635
2876	close $fh	3636	close $fh
2877	or return;	3637	or return;
2878		3638
2879	aio_rename "$runtime~", $runtime	3639	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2880	and return;	3640	and return;
2881		3641
2882	warn "runtime file written.\n";	3642	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
2883		3643
2884	1	3644	1
		3645	}
		3646
		3647	our $uuid_lock;
		3648	our $uuid_skip;
		3649
		3650	sub write_uuid_sync($) {
		3651	$uuid_skip ||= $_[0];
		3652
		3653	return if $uuid_lock;
		3654	local $uuid_lock = 1;
		3655
		3656	my $uuid = "$LOCALDIR/uuid";
		3657
		3658	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3659	or return;
		3660
		3661	my $value = uuid_seq uuid_cur;
		3662
		3663	unless ($value) {
		3664	warn "cowardly refusing to write zero uuid value!\n";
		3665	return;
		3666	}
		3667
		3668	my $value = uuid_str $value + $uuid_skip;
		3669	$uuid_skip = 0;
		3670
		3671	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3672	and return;
		3673
		3674	# always fsync - this file is important
		3675	aio_fsync $fh
		3676	and return;
		3677
		3678	close $fh
		3679	or return;
		3680
		3681	aio_rename "$uuid~", $uuid
		3682	and return;
		3683
		3684	warn "uuid file written ($value).\n";
		3685
		3686	1
		3687
		3688	}
		3689
		3690	sub write_uuid($$) {
		3691	my ($skip, $sync) = @_;
		3692
		3693	$sync ? write_uuid_sync $skip
		3694	: async { write_uuid_sync $skip };
2885	}	3695	}
2886		3696
2887	sub emergency_save() {	3697	sub emergency_save() {
2888	my $freeze_guard = cf::freeze_mainloop;	3698	my $freeze_guard = cf::freeze_mainloop;
2889		3699
2890	warn "enter emergency perl save\n";	3700	warn "emergency_perl_save: enter\n";
2891		3701
2892	cf::sync_job {	3702	cf::sync_job {
		3703	# this is a trade-off: we want to be very quick here, so
		3704	# save all maps without fsync, and later call a global sync
		3705	# (which in turn might be very very slow)
		3706	local $USE_FSYNC = 0;
		3707
2893	# use a peculiar iteration method to avoid tripping on perl	3708	# use a peculiar iteration method to avoid tripping on perl
2894	# refcount bugs in for. also avoids problems with players	3709	# refcount bugs in for. also avoids problems with players
2895	# and maps saved/destroyed asynchronously.	3710	# and maps saved/destroyed asynchronously.
2896	warn "begin emergency player save\n";	3711	warn "emergency_perl_save: begin player save\n";
2897	for my $login (keys %cf::PLAYER) {	3712	for my $login (keys %cf::PLAYER) {
2898	my $pl = $cf::PLAYER{$login} or next;	3713	my $pl = $cf::PLAYER{$login} or next;
2899	$pl->valid or next;	3714	$pl->valid or next;
		3715	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2900	$pl->save;	3716	$pl->save;
2901	}	3717	}
2902	warn "end emergency player save\n";	3718	warn "emergency_perl_save: end player save\n";
2903		3719
2904	warn "begin emergency map save\n";	3720	warn "emergency_perl_save: begin map save\n";
2905	for my $path (keys %cf::MAP) {	3721	for my $path (keys %cf::MAP) {
2906	my $map = $cf::MAP{$path} or next;	3722	my $map = $cf::MAP{$path} or next;
2907	$map->valid or next;	3723	$map->valid or next;
2908	$map->save;	3724	$map->save;
2909	}	3725	}
2910	warn "end emergency map save\n";	3726	warn "emergency_perl_save: end map save\n";
2911		3727
2912	warn "begin emergency database checkpoint\n";	3728	warn "emergency_perl_save: begin database checkpoint\n";
2913	BDB::db_env_txn_checkpoint $DB_ENV;	3729	BDB::db_env_txn_checkpoint $DB_ENV;
2914	warn "end emergency database checkpoint\n";	3730	warn "emergency_perl_save: end database checkpoint\n";
		3731
		3732	warn "emergency_perl_save: begin write uuid\n";
		3733	write_uuid_sync 1;
		3734	warn "emergency_perl_save: end write uuid\n";
2915	};	3735	};
2916		3736
		3737	warn "emergency_perl_save: starting sync()\n";
		3738	IO::AIO::aio_sync sub {
		3739	warn "emergency_perl_save: finished sync()\n";
		3740	};
		3741
2917	warn "leave emergency perl save\n";	3742	warn "emergency_perl_save: leave\n";
2918	}	3743	}
2919		3744
2920	sub post_cleanup {	3745	sub post_cleanup {
2921	my ($make_core) = @_;	3746	my ($make_core) = @_;
2922		3747
2923	warn Carp::longmess "post_cleanup backtrace"	3748	warn Carp::longmess "post_cleanup backtrace"
2924	if $make_core;	3749	if $make_core;
		3750
		3751	my $fh = pidfile;
		3752	unlink $PIDFILE if <$fh> == $$;
		3753	}
		3754
		3755	# a safer delete_package, copied from Symbol
		3756	sub clear_package($) {
		3757	my $pkg = shift;
		3758
		3759	# expand to full symbol table name if needed
		3760	unless ($pkg =~ /^main::.*::$/) {
		3761	$pkg = "main$pkg" if $pkg =~ /^::/;
		3762	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3763	$pkg .= '::' unless $pkg =~ /::$/;
		3764	}
		3765
		3766	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3767	my $stem_symtab = *{$stem}{HASH};
		3768
		3769	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3770	or return;
		3771
		3772	# clear all symbols
		3773	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3774	for my $name (keys %$leaf_symtab) {
		3775	_gv_clear *{"$pkg$name"};
		3776	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3777	}
		3778	warn "cleared package $pkg\n";#d#
2925	}	3779	}
2926		3780
2927	sub do_reload_perl() {	3781	sub do_reload_perl() {
2928	# can/must only be called in main	3782	# can/must only be called in main
2929	if ($Coro::current != $Coro::main) {	3783	if ($Coro::current != $Coro::main) {
2930	warn "can only reload from main coroutine";	3784	warn "can only reload from main coroutine";
2931	return;	3785	return;
2932	}	3786	}
2933		3787
		3788	return if $RELOAD++;
		3789
		3790	my $t1 = AE::time;
		3791
		3792	while ($RELOAD) {
2934	warn "reloading...";	3793	warn "reloading...";
2935		3794
2936	warn "entering sync_job";	3795	warn "entering sync_job";
2937		3796
2938	cf::sync_job {	3797	cf::sync_job {
2939	cf::write_runtime; # external watchdog should not bark	3798	cf::write_runtime_sync; # external watchdog should not bark
2940	cf::emergency_save;	3799	cf::emergency_save;
2941	cf::write_runtime; # external watchdog should not bark	3800	cf::write_runtime_sync; # external watchdog should not bark
2942		3801
2943	warn "syncing database to disk";	3802	warn "syncing database to disk";
2944	BDB::db_env_txn_checkpoint $DB_ENV;	3803	BDB::db_env_txn_checkpoint $DB_ENV;
2945		3804
2946	# if anything goes wrong in here, we should simply crash as we already saved	3805	# if anything goes wrong in here, we should simply crash as we already saved
2947		3806
2948	warn "cancelling all WF_AUTOCANCEL watchers";
2949	for (Event::all_watchers) {
2950	$_->cancel if $_->data & WF_AUTOCANCEL;
2951	}
2952
2953	warn "flushing outstanding aio requests";	3807	warn "flushing outstanding aio requests";
2954	for (;;) {
2955	BDB::flush;
2956	IO::AIO::flush;
2957	Coro::cede;
2958	last unless IO::AIO::nreqs || BDB::nreqs;	3808	while (IO::AIO::nreqs || BDB::nreqs) {
2959	warn "iterate...";	3809	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
2960	}
2961
2962	++$RELOAD;
2963
2964	warn "cancelling all extension coros";
2965	$_->cancel for values %EXT_CORO;
2966	%EXT_CORO = ();
2967
2968	warn "removing commands";
2969	%COMMAND = ();
2970
2971	warn "removing ext/exti commands";
2972	%EXTCMD = ();
2973	%EXTICMD = ();
2974
2975	warn "unloading/nuking all extensions";
2976	for my $pkg (@EXTS) {
2977	warn "... unloading $pkg";
2978
2979	if (my $cb = $pkg->can ("unload")) {
2980	eval {
2981	$cb->($pkg);
2982	1
2983	} or warn "$pkg unloaded, but with errors: $@";
2984	}	3810	}
2985		3811
2986	warn "... nuking $pkg";	3812	warn "cancelling all extension coros";
2987	Symbol::delete_package $pkg;	3813	$_->cancel for values %EXT_CORO;
2988	}	3814	%EXT_CORO = ();
2989		3815
2990	warn "unloading all perl modules loaded from $LIBDIR";	3816	warn "removing commands";
2991	while (my ($k, $v) = each %INC) {	3817	%COMMAND = ();
2992	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2993		3818
		3819	warn "removing ext/exti commands";
		3820	%EXTCMD = ();
		3821	%EXTICMD = ();
		3822
		3823	warn "unloading/nuking all extensions";
		3824	for my $pkg (@EXTS) {
2994	warn "... unloading $k";	3825	warn "... unloading $pkg";
2995	delete $INC{$k};
2996		3826
2997	$k =~ s/\.pm$//;
2998	$k =~ s/\//::/g;
2999
3000	if (my $cb = $k->can ("unload_module")) {	3827	if (my $cb = $pkg->can ("unload")) {
		3828	eval {
3001	$cb->();	3829	$cb->($pkg);
		3830	1
		3831	} or warn "$pkg unloaded, but with errors: $@";
		3832	}
		3833
		3834	warn "... clearing $pkg";
		3835	clear_package $pkg;
3002	}	3836	}
3003		3837
3004	Symbol::delete_package $k;	3838	warn "unloading all perl modules loaded from $LIBDIR";
		3839	while (my ($k, $v) = each %INC) {
		3840	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3841
		3842	warn "... unloading $k";
		3843	delete $INC{$k};
		3844
		3845	$k =~ s/\.pm$//;
		3846	$k =~ s/\//::/g;
		3847
		3848	if (my $cb = $k->can ("unload_module")) {
		3849	$cb->();
		3850	}
		3851
		3852	clear_package $k;
3005	}	3853	}
3006		3854
3007	warn "getting rid of safe::, as good as possible";	3855	warn "getting rid of safe::, as good as possible";
3008	Symbol::delete_package "safe::$_"	3856	clear_package "safe::$_"
3009	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3857	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3010		3858
3011	warn "unloading cf.pm \"a bit\"";	3859	warn "unloading cf.pm \"a bit\"";
3012	delete $INC{"cf.pm"};	3860	delete $INC{"cf.pm"};
3013	delete $INC{"cf/pod.pm"};	3861	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3014		3862
3015	# don't, removes xs symbols, too,	3863	# don't, removes xs symbols, too,
3016	# and global variables created in xs	3864	# and global variables created in xs
3017	#Symbol::delete_package __PACKAGE__;	3865	#clear_package __PACKAGE__;
3018		3866
3019	warn "unload completed, starting to reload now";	3867	warn "unload completed, starting to reload now";
3020		3868
3021	warn "reloading cf.pm";	3869	warn "reloading cf.pm";
3022	require cf;	3870	require cf;
3023	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3871	cf::_connect_to_perl_1;
3024		3872
3025	warn "loading config and database again";	3873	warn "loading config and database again";
3026	cf::cfg_load;	3874	cf::reload_config;
3027		3875
3028	warn "loading extensions";	3876	warn "loading extensions";
3029	cf::load_extensions;	3877	cf::load_extensions;
3030		3878
		3879	if ($REATTACH_ON_RELOAD) {
3031	warn "reattaching attachments to objects/players";	3880	warn "reattaching attachments to objects/players";
3032	_global_reattach; # objects, sockets	3881	_global_reattach; # objects, sockets
3033	warn "reattaching attachments to maps";	3882	warn "reattaching attachments to maps";
3034	reattach $_ for values %MAP;	3883	reattach $_ for values %MAP;
3035	warn "reattaching attachments to players";	3884	warn "reattaching attachments to players";
3036	reattach $_ for values %PLAYER;	3885	reattach $_ for values %PLAYER;
		3886	}
3037		3887
		3888	warn "running post_init jobs";
		3889	(pop @POST_INIT)->(1) while @POST_INIT;
		3890
3038	warn "leaving sync_job";	3891	warn "leaving sync_job";
3039		3892
3040	1	3893	1
3041	} or do {	3894	} or do {
3042	warn $@;	3895	warn $@;
3043	warn "error while reloading, exiting.";	3896	cf::cleanup "error while reloading, exiting.";
3044	exit 1;
3045	};	3897	};
3046		3898
3047	warn "reloaded";	3899	warn "reloaded";
		3900	--$RELOAD;
		3901	}
		3902
		3903	$t1 = AE::time - $t1;
		3904	warn "reload completed in ${t1}s\n";
3048	};	3905	};
3049		3906
3050	our $RELOAD_WATCHER; # used only during reload	3907	our $RELOAD_WATCHER; # used only during reload
3051		3908
3052	sub reload_perl() {	3909	sub reload_perl() {
3053	# doing reload synchronously and two reloads happen back-to-back,	3910	# doing reload synchronously and two reloads happen back-to-back,
3054	# coro crashes during coro_state_free->destroy here.	3911	# coro crashes during coro_state_free->destroy here.
3055		3912
3056	$RELOAD_WATCHER ||= Event->timer (	3913	$RELOAD_WATCHER ||= cf::async {
3057	reentrant => 0,	3914	Coro::AIO::aio_wait cache_extensions;
3058	after => 0,	3915
3059	data => WF_AUTOCANCEL,	3916	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3060	cb => sub {
3061	do_reload_perl;	3917	do_reload_perl;
3062	undef $RELOAD_WATCHER;	3918	undef $RELOAD_WATCHER;
3063	},	3919	};
3064	);	3920	};
3065	}	3921	}
3066		3922
3067	register_command "reload" => sub {	3923	register_command "reload" => sub {
3068	my ($who, $arg) = @_;	3924	my ($who, $arg) = @_;
3069		3925
3070	if ($who->flag (FLAG_WIZ)) {	3926	if ($who->flag (FLAG_WIZ)) {
3071	$who->message ("reloading server.");	3927	$who->message ("reloading server.");
		3928	async {
		3929	$Coro::current->{desc} = "perl_reload";
3072	async { reload_perl };	3930	reload_perl;
		3931	};
3073	}	3932	}
3074	};	3933	};
3075		3934
3076	unshift @INC, $LIBDIR;	3935	unshift @INC, $LIBDIR;
3077		3936
…		…
3079		3938
3080	our @WAIT_FOR_TICK;	3939	our @WAIT_FOR_TICK;
3081	our @WAIT_FOR_TICK_BEGIN;	3940	our @WAIT_FOR_TICK_BEGIN;
3082		3941
3083	sub wait_for_tick {	3942	sub wait_for_tick {
3084	return unless $TICK_WATCHER->is_active;
3085	return if $Coro::current == $Coro::main;	3943	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3086		3944
3087	my $signal = new Coro::Signal;	3945	my $signal = new Coro::Signal;
3088	push @WAIT_FOR_TICK, $signal;	3946	push @WAIT_FOR_TICK, $signal;
3089	$signal->wait;	3947	$signal->wait;
3090	}	3948	}
3091		3949
3092	sub wait_for_tick_begin {	3950	sub wait_for_tick_begin {
3093	return unless $TICK_WATCHER->is_active;
3094	return if $Coro::current == $Coro::main;	3951	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3095		3952
3096	my $signal = new Coro::Signal;	3953	my $signal = new Coro::Signal;
3097	push @WAIT_FOR_TICK_BEGIN, $signal;	3954	push @WAIT_FOR_TICK_BEGIN, $signal;
3098	$signal->wait;	3955	$signal->wait;
3099	}	3956	}
3100		3957
3101	my $min = 1e6;#d#	3958	sub tick {
3102	my $avg = 10;
3103	$TICK_WATCHER = Event->timer (
3104	reentrant => 0,
3105	parked => 1,
3106	prio => 0,
3107	at => $NEXT_TICK || $TICK,
3108	data => WF_AUTOCANCEL,
3109	cb => sub {
3110	if ($Coro::current != $Coro::main) {	3959	if ($Coro::current != $Coro::main) {
3111	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3960	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3112	unless ++$bug_warning > 10;	3961	unless ++$bug_warning > 10;
3113	return;	3962	return;
3114	}	3963	}
3115		3964
3116	$NOW = $tick_start = Event::time;
3117
3118	cf::server_tick; # one server iteration	3965	cf::server_tick; # one server iteration
3119		3966
3120	0 && sync_job {#d#	3967	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3121	for(1..10) {
3122	my $t = Event::time;
3123	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3124	or die;
3125		3968
3126	$map->width (50);	3969	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3127	$map->height (50);	3970	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3128	$map->alloc;	3971	Coro::async_pool {
3129	$map->_load_objects ("/tmp/x.map", 1);	3972	$Coro::current->{desc} = "runtime saver";
3130	my $t = Event::time - $t;	3973	write_runtime_sync
3131		3974	or warn "ERROR: unable to write runtime file: $!";
3132	#next unless $t < 0.0013;#d#
3133	if ($t < $min) {
3134	$min = $t;
3135	}
3136	$avg = $avg * 0.99 + $t * 0.01;
3137	}
3138	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3139	exit 0;
3140	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3141	};	3975	};
		3976	}
3142		3977
3143	$RUNTIME += $TICK;
3144	$NEXT_TICK += $TICK;
3145
3146	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3147	$NEXT_RUNTIME_WRITE = $NOW + 10;
3148	Coro::async_pool {
3149	write_runtime
3150	or warn "ERROR: unable to write runtime file: $!";
3151	};
3152	}
3153
3154	# my $AFTER = Event::time;
3155	# warn $AFTER - $NOW;#d#
3156
3157	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3978	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3158	$sig->send;	3979	$sig->send;
3159	}	3980	}
3160	while (my $sig = shift @WAIT_FOR_TICK) {	3981	while (my $sig = shift @WAIT_FOR_TICK) {
3161	$sig->send;	3982	$sig->send;
3162	}	3983	}
3163		3984
3164	$NOW = Event::time;	3985	$LOAD = ($NOW - $TICK_START) / $TICK;
3165
3166	# if we are delayed by four ticks or more, skip them all
3167	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3168
3169	$TICK_WATCHER->at ($NEXT_TICK);
3170	$TICK_WATCHER->start;
3171
3172	$LOAD = ($NOW - $tick_start) / $TICK;
3173	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3986	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3174		3987
3175	_post_tick;	3988	if (0) {
3176		3989	if ($NEXT_TICK) {
3177		3990	my $jitter = $TICK_START - $NEXT_TICK;
		3991	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3992	warn "jitter $JITTER\n";#d#
		3993	}
3178	},	3994	}
3179	);	3995	}
3180		3996
3181	{	3997	{
3182	BDB::max_poll_time $TICK * 0.1;	3998	# configure BDB
3183	$BDB_POLL_WATCHER = Event->io (	3999
3184	reentrant => 0,
3185	fd => BDB::poll_fileno,
3186	poll => 'r',
3187	prio => 0,
3188	data => WF_AUTOCANCEL,
3189	cb => \&BDB::poll_cb,
3190	);
3191	BDB::min_parallel 8;	4000	BDB::min_parallel 16;
3192		4001	BDB::max_poll_reqs $TICK * 0.1;
3193	BDB::set_sync_prepare {	4002	$AnyEvent::BDB::WATCHER->priority (1);
3194	my $status;
3195	my $current = $Coro::current;
3196	(
3197	sub {
3198	$status = $!;
3199	$current->ready; undef $current;
3200	},
3201	sub {
3202	Coro::schedule while defined $current;
3203	$! = $status;
3204	},
3205	)
3206	};
3207		4003
3208	unless ($DB_ENV) {	4004	unless ($DB_ENV) {
3209	$DB_ENV = BDB::db_env_create;	4005	$DB_ENV = BDB::db_env_create;
		4006	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4007	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4008	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4009	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4010	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3210		4011
3211	cf::sync_job {	4012	cf::sync_job {
3212	eval {	4013	eval {
3213	BDB::db_env_open	4014	BDB::db_env_open
3214	$DB_ENV,	4015	$DB_ENV,
…		…
3216	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4017	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3217	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4018	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3218	0666;	4019	0666;
3219		4020
3220	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4021	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3221
3222	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3223	$DB_ENV->set_lk_detect;
3224	};	4022	};
3225		4023
3226	cf::cleanup "db_env_open(db): $@" if $@;	4024	cf::cleanup "db_env_open(db): $@" if $@;
3227	};	4025	};
3228	}	4026	}
		4027
		4028	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4029	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4030	};
		4031	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4032	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4033	};
		4034	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4035	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4036	};
3229	}	4037	}
3230		4038
3231	{	4039	{
		4040	# configure IO::AIO
		4041
3232	IO::AIO::min_parallel 8;	4042	IO::AIO::min_parallel 8;
3233
3234	undef $Coro::AIO::WATCHER;
3235	IO::AIO::max_poll_time $TICK * 0.1;	4043	IO::AIO::max_poll_time $TICK * 0.1;
3236	$AIO_POLL_WATCHER = Event->io (	4044	undef $AnyEvent::AIO::WATCHER;
3237	reentrant => 0,
3238	data => WF_AUTOCANCEL,
3239	fd => IO::AIO::poll_fileno,
3240	poll => 'r',
3241	prio => 6,
3242	cb => \&IO::AIO::poll_cb,
3243	);
3244	}	4045	}
3245		4046
3246	my $_log_backtrace;	4047	my $_log_backtrace;
3247		4048
3248	sub _log_backtrace {	4049	sub _log_backtrace {
…		…
3251	$msg =~ s/\n//;	4052	$msg =~ s/\n//;
3252		4053
3253	# limit the # of concurrent backtraces	4054	# limit the # of concurrent backtraces
3254	if ($_log_backtrace < 2) {	4055	if ($_log_backtrace < 2) {
3255	++$_log_backtrace;	4056	++$_log_backtrace;
		4057	my $perl_bt = Carp::longmess $msg;
3256	async {	4058	async {
		4059	$Coro::current->{desc} = "abt $msg";
		4060
3257	my @bt = fork_call {	4061	my @bt = fork_call {
3258	@addr = map { sprintf "%x", $_ } @addr;	4062	@addr = map { sprintf "%x", $_ } @addr;
3259	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4063	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3260	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4064	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3261	or die "addr2line: $!";	4065	or die "addr2line: $!";
…		…
3269	}	4073	}
3270		4074
3271	@funcs	4075	@funcs
3272	};	4076	};
3273		4077
3274	LOG llevInfo, "[ABT] $msg\n";	4078	LOG llevInfo, "[ABT] $perl_bt\n";
		4079	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3275	LOG llevInfo, "[ABT] $_\n" for @bt;	4080	LOG llevInfo, "[ABT] $_\n" for @bt;
3276	--$_log_backtrace;	4081	--$_log_backtrace;
3277	};	4082	};
3278	} else {	4083	} else {
3279	LOG llevInfo, "[ABT] $msg\n";	4084	LOG llevInfo, "[ABT] $msg\n";
3280	LOG llevInfo, "[ABT] [suppressed]\n";	4085	LOG llevInfo, "[ABT] [suppressed]\n";
3281	}	4086	}
3282	}	4087	}
3283		4088
3284	# load additional modules	4089	# load additional modules
3285	use cf::pod;	4090	require "cf/$_.pm" for @EXTRA_MODULES;
		4091	cf::_connect_to_perl_2;
3286		4092
3287	END { cf::emergency_save }	4093	END { cf::emergency_save }
3288		4094
3289	1	4095	1
3290		4096

Diff Legend

–	Removed lines
+	Added lines
<	Changed lines
>	Changed lines