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 1.301 by root, Tue Jul 10 07:01:51 2007 UTC vs.
Revision 1.513 by root, Mon Apr 12 05:22:38 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 timer.
		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
414	sub _store_scalar {
415	open my $fh, ">", \my $buf
416	or die "fork_call: cannot open fh-to-buf in child : $!";
417	Storable::store_fd $_[0], $fh;
418	close $fh;
419
420	$buf
421	}
422		578
423	sub fork_call(&@) {	579	sub fork_call(&@) {
424	my ($cb, @args) = @_;	580	my ($cb, @args) = @_;
425		581
426	# 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,
427	# or die "socketpair: $!";	583	# otherwise perl prematurely frees the stuff :/
428	pipe my $fh1, my $fh2	584	# TODO: investigate and fix (likely this will be rather laborious)
429	or die "pipe: $!";
430		585
431	if (my $pid = fork) {	586	my @res = Coro::Util::fork_eval {
432	close $fh2;
433
434	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
435	warn "pst<$res>" unless $res =~ /^pst/;
436	$res = Coro::Storable::thaw $res;
437
438	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
439
440	Carp::confess $$res unless "ARRAY" eq ref $res;
441
442	return wantarray ? @$res : $res->[-1];
443	} else {
444	reset_signals;	587	reset_signals;
445	local $SIG{__WARN__};	588	&$cb
446	local $SIG{__DIE__};	589	}, @args;
447	# just in case, this hack effectively disables event
448	# in the child. cleaner and slower would be canceling all watchers,
449	# but this works for the time being.
450	local $Coro::idle;
451	$Coro::current->prio (Coro::PRIO_MAX);
452		590
453	eval {	591	wantarray ? @res : $res[-1]
454	close $fh1;	592	}
455		593
456	my @res = eval { $cb->(@args) };	594	=item $coin = coin_from_name $name
457		595
458	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;	596	=cut
459	close $fh2;
460	};
461		597
462	warn $@ if $@;	598	our %coin_alias = (
463	_exit 0;	599	"silver" => "silvercoin",
464	}	600	"silvercoin" => "silvercoin",
		601	"silvercoins" => "silvercoin",
		602	"gold" => "goldcoin",
		603	"goldcoin" => "goldcoin",
		604	"goldcoins" => "goldcoin",
		605	"platinum" => "platinacoin",
		606	"platinumcoin" => "platinacoin",
		607	"platinumcoins" => "platinacoin",
		608	"platina" => "platinacoin",
		609	"platinacoin" => "platinacoin",
		610	"platinacoins" => "platinacoin",
		611	"royalty" => "royalty",
		612	"royalties" => "royalty",
		613	);
		614
		615	sub coin_from_name($) {
		616	$coin_alias{$_[0]}
		617	? cf::arch::find $coin_alias{$_[0]}
		618	: undef
465	}	619	}
466		620
467	=item $value = cf::db_get $family => $key	621	=item $value = cf::db_get $family => $key
468		622
469	Returns a single value from the environment database.	623	Returns a single value from the environment database.
…		…
471	=item cf::db_put $family => $key => $value	625	=item cf::db_put $family => $key => $value
472		626
473	Stores the given C<$value> in the family. It can currently store binary	627	Stores the given C<$value> in the family. It can currently store binary
474	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	628	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
475		629
		630	=item $db = cf::db_table "name"
		631
		632	Create and/or open a new database table. The string must not be "db" and must be unique
		633	within each server.
		634
476	=cut	635	=cut
		636
		637	sub db_table($) {
		638	my ($name) = @_;
		639	my $db = BDB::db_create $DB_ENV;
		640
		641	eval {
		642	$db->set_flags (BDB::CHKSUM);
		643
		644	utf8::encode $name;
		645	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		646	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		647	cf::cleanup "db_open(db): $!" if $!;
		648	};
		649	cf::cleanup "db_open(db): $@" if $@;
		650
		651	$db
		652	}
477		653
478	our $DB;	654	our $DB;
479		655
480	sub db_init {	656	sub db_init {
481	unless ($DB) {
482	$DB = BDB::db_create $DB_ENV;
483
484	cf::sync_job {	657	cf::sync_job {
485	eval {	658	$DB ||= db_table "db";
486	$DB->set_flags (BDB::CHKSUM);
487
488	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
489	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
490	cf::cleanup "db_open(db): $!" if $!;
491	};
492	cf::cleanup "db_open(db): $@" if $@;
493	};
494	}	659	};
495	}	660	}
496		661
497	sub db_get($$) {	662	sub db_get($$) {
498	my $key = "$_[0]/$_[1]";	663	my $key = "$_[0]/$_[1]";
499		664
…		…
549	if (1) {	714	if (1) {
550	$md5 =	715	$md5 =
551	join "\x00",	716	join "\x00",
552	$processversion,	717	$processversion,
553	map {	718	map {
554	Coro::cede;	719	cf::cede_to_tick;
555	($src->[$_], Digest::MD5::md5_hex $data[$_])	720	($src->[$_], Digest::MD5::md5_hex $data[$_])
556	} 0.. $#$src;	721	} 0.. $#$src;
557		722
558		723
559	my $dbmd5 = db_get cache => "$id/md5";	724	my $dbmd5 = db_get cache => "$id/md5";
…		…
597		762
598	#############################################################################	763	#############################################################################
599		764
600	=head2 ATTACHABLE OBJECTS	765	=head2 ATTACHABLE OBJECTS
601		766
602	Many objects in crossfire are so-called attachable objects. That means you can	767	Many objects in deliantra are so-called attachable objects. That means you can
603	attach callbacks/event handlers (a collection of which is called an "attachment")	768	attach callbacks/event handlers (a collection of which is called an "attachment")
604	to it. All such attachable objects support the following methods.	769	to it. All such attachable objects support the following methods.
605		770
606	In the following description, CLASS can be any of C<global>, C<object>	771	In the following description, CLASS can be any of C<global>, C<object>
607	C<player>, C<client> or C<map> (i.e. the attachable objects in	772	C<player>, C<client> or C<map> (i.e. the attachable objects in
608	Crossfire TRT).	773	Deliantra).
609		774
610	=over 4	775	=over 4
611		776
612	=item $attachable->attach ($attachment, key => $value...)	777	=item $attachable->attach ($attachment, key => $value...)
613		778
…		…
657	=item cf::CLASS::attachment $name, ...	822	=item cf::CLASS::attachment $name, ...
658		823
659	Register an attachment by C<$name> through which attachable objects of the	824	Register an attachment by C<$name> through which attachable objects of the
660	given CLASS can refer to this attachment.	825	given CLASS can refer to this attachment.
661		826
662	Some classes such as crossfire maps and objects can specify attachments	827	Some classes such as deliantra maps and objects can specify attachments
663	that are attached at load/instantiate time, thus the need for a name.	828	that are attached at load/instantiate time, thus the need for a name.
664		829
665	These calls expect any number of the following handler/hook descriptions:	830	These calls expect any number of the following handler/hook descriptions:
666		831
667	=over 4	832	=over 4
…		…
865	";	1030	";
866	die if $@;	1031	die if $@;
867	}	1032	}
868		1033
869	our $override;	1034	our $override;
870	our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals?	1035	our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
871		1036
872	sub override {	1037	sub override {
873	$override = 1;	1038	$override = 1;
874	@invoke_results = ();	1039	@INVOKE_RESULTS = (@_);
875	}	1040	}
876		1041
877	sub do_invoke {	1042	sub do_invoke {
878	my $event = shift;	1043	my $event = shift;
879	my $callbacks = shift;	1044	my $callbacks = shift;
880		1045
881	@invoke_results = ();	1046	@INVOKE_RESULTS = ();
882		1047
883	local $override;	1048	local $override;
884		1049
885	for (@$callbacks) {	1050	for (@$callbacks) {
886	eval { &{$_->[1]} };	1051	eval { &{$_->[1]} };
…		…
895	}	1060	}
896		1061
897	0	1062	0
898	}	1063	}
899		1064
900	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1065	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
901		1066
902	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1067	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
903		1068
904	Generate an object-specific event with the given arguments.	1069	Generate an object-specific event with the given arguments.
905		1070
906	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be	1071	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be
907	removed in future versions), and there is no public API to access override	1072	removed in future versions), and there is no public API to access override
908	results (if you must, access C<@cf::invoke_results> directly).	1073	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
909		1074
910	=back	1075	=back
911		1076
912	=cut	1077	=cut
913		1078
914	#############################################################################	1079	#############################################################################
915	# object support	1080	# object support
		1081
		1082	sub _object_equal($$);
		1083	sub _object_equal($$) {
		1084	my ($a, $b) = @_;
		1085
		1086	return 0 unless (ref $a) eq (ref $b);
		1087
		1088	if ("HASH" eq ref $a) {
		1089	my @ka = keys %$a;
		1090	my @kb = keys %$b;
		1091
		1092	return 0 if @ka != @kb;
		1093
		1094	for (0 .. $#ka) {
		1095	return 0 unless $ka[$_] eq $kb[$_];
		1096	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1097	}
		1098
		1099	} elsif ("ARRAY" eq ref $a) {
		1100
		1101	return 0 if @$a != @$b;
		1102
		1103	for (0 .. $#$a) {
		1104	return 0 unless _object_equal $a->[$_], $b->[$_];
		1105	}
		1106
		1107	} elsif ($a ne $b) {
		1108	return 0;
		1109	}
		1110
		1111	1
		1112	}
		1113
		1114	our $SLOW_MERGES;#d#
		1115	sub _can_merge {
		1116	my ($ob1, $ob2) = @_;
		1117
		1118	++$SLOW_MERGES;#d#
		1119
		1120	# we do the slow way here
		1121	return _object_equal $ob1, $ob2
		1122	}
916		1123
917	sub reattach {	1124	sub reattach {
918	# basically do the same as instantiate, without calling instantiate	1125	# basically do the same as instantiate, without calling instantiate
919	my ($obj) = @_;	1126	my ($obj) = @_;
920		1127
		1128	# no longer needed after getting rid of delete_package?
921	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1129	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
922		1130
923	my $registry = $obj->registry;	1131	my $registry = $obj->registry;
924		1132
925	@$registry = ();	1133	@$registry = ();
926		1134
…		…
941	cf::attachable->attach (	1149	cf::attachable->attach (
942	prio => -1000000,	1150	prio => -1000000,
943	on_instantiate => sub {	1151	on_instantiate => sub {
944	my ($obj, $data) = @_;	1152	my ($obj, $data) = @_;
945		1153
946	$data = from_json $data;	1154	$data = decode_json $data;
947		1155
948	for (@$data) {	1156	for (@$data) {
949	my ($name, $args) = @$_;	1157	my ($name, $args) = @$_;
950		1158
951	$obj->attach ($name, %{$args || {} });	1159	$obj->attach ($name, %{$args || {} });
…		…
967	sub object_freezer_save {	1175	sub object_freezer_save {
968	my ($filename, $rdata, $objs) = @_;	1176	my ($filename, $rdata, $objs) = @_;
969		1177
970	sync_job {	1178	sync_job {
971	if (length $$rdata) {	1179	if (length $$rdata) {
		1180	utf8::decode (my $decname = $filename);
972	warn sprintf "saving %s (%d,%d)\n",	1181	warn sprintf "saving %s (%d,%d)\n",
973	$filename, length $$rdata, scalar @$objs;	1182	$decname, length $$rdata, scalar @$objs;
974		1183
975	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1184	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
976	chmod SAVE_MODE, $fh;	1185	aio_chmod $fh, SAVE_MODE;
977	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1186	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
978	aio_fsync $fh if $cf::USE_FSYNC;	1187	if ($cf::USE_FSYNC) {
		1188	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;
		1189	aio_fsync $fh;
		1190	}
979	close $fh;	1191	aio_close $fh;
980		1192
981	if (@$objs) {	1193	if (@$objs) {
982	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1194	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
983	chmod SAVE_MODE, $fh;	1195	aio_chmod $fh, SAVE_MODE;
984	my $data = Storable::nfreeze { version => 1, objs => $objs };	1196	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
985	aio_write $fh, 0, (length $data), $data, 0;	1197	aio_write $fh, 0, (length $data), $data, 0;
986	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	}
987	close $fh;	1202	aio_close $fh;
988	aio_rename "$filename.pst~", "$filename.pst";	1203	aio_rename "$filename.pst~", "$filename.pst";
989	}	1204	}
990	} else {	1205	} else {
991	aio_unlink "$filename.pst";	1206	aio_unlink "$filename.pst";
992	}	1207	}
993		1208
994	aio_rename "$filename~", $filename;	1209	aio_rename "$filename~", $filename;
		1210
		1211	$filename =~ s%/[^/]+$%%;
		1212	aio_pathsync $filename if $cf::USE_FSYNC;
995	} else {	1213	} else {
996	warn "FATAL: $filename~: $!\n";	1214	warn "unable to save objects: $filename~: $!\n";
997	}	1215	}
998	} else {	1216	} else {
999	aio_unlink $filename;	1217	aio_unlink $filename;
1000	aio_unlink "$filename.pst";	1218	aio_unlink "$filename.pst";
1001	}	1219	}
1002	}	1220	};
1003	}	1221	}
1004		1222
1005	sub object_freezer_as_string {	1223	sub object_freezer_as_string {
1006	my ($rdata, $objs) = @_;	1224	my ($rdata, $objs) = @_;
1007		1225
…		…
1019	or return;	1237	or return;
1020		1238
1021	unless (aio_stat "$filename.pst") {	1239	unless (aio_stat "$filename.pst") {
1022	(aio_load "$filename.pst", $av) >= 0	1240	(aio_load "$filename.pst", $av) >= 0
1023	or return;	1241	or return;
		1242
1024	$av = eval { (Storable::thaw $av)->{objs} };	1243	my $st = eval { Coro::Storable::thaw $av };
		1244	$av = $st->{objs};
1025	}	1245	}
1026		1246
		1247	utf8::decode (my $decname = $filename);
1027	warn sprintf "loading %s (%d)\n",	1248	warn sprintf "loading %s (%d,%d)\n",
1028	$filename, length $data, scalar @{$av || []};	1249	$decname, length $data, scalar @{$av || []};
		1250
1029	return ($data, $av);	1251	($data, $av)
1030	}	1252	}
1031		1253
1032	=head2 COMMAND CALLBACKS	1254	=head2 COMMAND CALLBACKS
1033		1255
1034	=over 4	1256	=over 4
…		…
1088	my ($name, $cb) = @_;	1310	my ($name, $cb) = @_;
1089		1311
1090	$EXTICMD{$name} = $cb;	1312	$EXTICMD{$name} = $cb;
1091	}	1313	}
1092		1314
		1315	use File::Glob ();
		1316
1093	cf::player->attach (	1317	cf::player->attach (
1094	on_command => sub {	1318	on_unknown_command => sub {
1095	my ($pl, $name, $params) = @_;	1319	my ($pl, $name, $params) = @_;
1096		1320
1097	my $cb = $COMMAND{$name}	1321	my $cb = $COMMAND{$name}
1098	or return;	1322	or return;
1099		1323
…		…
1107	my ($pl, $buf) = @_;	1331	my ($pl, $buf) = @_;
1108		1332
1109	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1333	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1110		1334
1111	if (ref $msg) {	1335	if (ref $msg) {
		1336	my ($type, $reply, @payload) =
		1337	"ARRAY" eq ref $msg
		1338	? @$msg
		1339	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1340
		1341	my @reply;
		1342
1112	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1343	if (my $cb = $EXTCMD{$type}) {
1113	if (my %reply = $cb->($pl, $msg)) {	1344	@reply = $cb->($pl, @payload);
1114	$pl->ext_reply ($msg->{msgid}, %reply);
1115	}
1116	}	1345	}
		1346
		1347	$pl->ext_reply ($reply, @reply)
		1348	if $reply;
		1349
1117	} else {	1350	} else {
1118	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1351	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1119	}	1352	}
1120		1353
1121	cf::override;	1354	cf::override;
1122	},	1355	},
1123	);	1356	);
		1357
		1358	# "readahead" all extensions
		1359	sub cache_extensions {
		1360	my $grp = IO::AIO::aio_group;
		1361
		1362	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1363	for (grep /\.ext$/, @{$_[0]}) {
		1364	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1365	}
		1366	};
		1367
		1368	$grp
		1369	}
1124		1370
1125	sub load_extensions {	1371	sub load_extensions {
1126	cf::sync_job {	1372	cf::sync_job {
1127	my %todo;	1373	my %todo;
1128		1374
…		…
1148		1394
1149	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1395	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1150	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1396	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1151		1397
1152	$ext{source} =	1398	$ext{source} =
1153	"package $pkg; use strict; use utf8;\n"	1399	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1154	. "#line 1 \"$path\"\n{\n"	1400	. "#line 1 \"$path\"\n{\n"
1155	. $source	1401	. $source
1156	. "\n};\n1";	1402	. "\n};\n1";
1157		1403
1158	$todo{$base} = \%ext;	1404	$todo{$base} = \%ext;
1159	}	1405	}
1160		1406
		1407	my $pass = 0;
1161	my %done;	1408	my %done;
1162	while (%todo) {	1409	while (%todo) {
1163	my $progress;	1410	my $progress;
1164		1411
		1412	++$pass;
		1413
		1414	ext:
1165	while (my ($k, $v) = each %todo) {	1415	while (my ($k, $v) = each %todo) {
1166	for (split /,\s*/, $v->{meta}{depends}) {	1416	for (split /,\s*/, $v->{meta}{depends}) {
1167	goto skip	1417	next ext
1168	unless exists $done{$_};	1418	unless exists $done{$_};
1169	}	1419	}
1170		1420
1171	warn "... loading '$k' into '$v->{pkg}'\n";	1421	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1172		1422
1173	unless (eval $v->{source}) {	1423	my $active = eval $v->{source};
		1424
		1425	if (length $@) {
1174	my $msg = $@ ? "$v->{path}: $@\n"	1426	warn "$v->{path}: $@\n";
1175	: "$v->{base}: extension inactive.\n";
1176		1427
		1428	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1177	if (exists $v->{meta}{mandatory}) {	1429	if exists $v->{meta}{mandatory};
1178	warn $msg;	1430	} else {
1179	warn "mandatory extension failed to load, exiting.\n";	1431	$done{$k} = delete $todo{$k};
1180	exit 1;	1432	push @EXTS, $v->{pkg};
1181	}	1433	$progress = 1;
1182		1434
1183	warn $msg;	1435	warn "$v->{base}: extension inactive.\n"
		1436	unless $active;
1184	}	1437	}
1185
1186	$done{$k} = delete $todo{$k};
1187	push @EXTS, $v->{pkg};
1188	$progress = 1;
1189	}	1438	}
1190		1439
1191	skip:	1440	unless ($progress) {
1192	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1441	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1193	unless $progress;	1442
		1443	while (my ($k, $v) = each %todo) {
		1444	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1445	if exists $v->{meta}{mandatory};
		1446	}
		1447	}
1194	}	1448	}
1195	};	1449	};
1196	}	1450	}
1197		1451
1198	#############################################################################	1452	#############################################################################
1199		1453
1200	=back	1454	=back
1201		1455
1202	=head2 CORE EXTENSIONS	1456	=head2 CORE EXTENSIONS
1203		1457
1204	Functions and methods that extend core crossfire objects.	1458	Functions and methods that extend core deliantra objects.
1205		1459
1206	=cut	1460	=cut
1207		1461
1208	package cf::player;	1462	package cf::player;
1209		1463
1210	use Coro::AIO;	1464	use Coro::AIO;
1211		1465
1212	=head3 cf::player	1466	=head3 cf::player
1213		1467
1214	=over 4	1468	=over 4
		1469
		1470	=item cf::player::num_playing
		1471
		1472	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1473
		1474	=cut
		1475
		1476	sub num_playing {
		1477	scalar grep
		1478	$_->ob->map
		1479	&& !$_->hidden
		1480	&& !$_->ob->flag (cf::FLAG_WIZ),
		1481	cf::player::list
		1482	}
1215		1483
1216	=item cf::player::find $login	1484	=item cf::player::find $login
1217		1485
1218	Returns the given player object, loading it if necessary (might block).	1486	Returns the given player object, loading it if necessary (might block).
1219		1487
…		…
1238		1506
1239	sub exists($) {	1507	sub exists($) {
1240	my ($login) = @_;	1508	my ($login) = @_;
1241		1509
1242	$cf::PLAYER{$login}	1510	$cf::PLAYER{$login}
1243	or cf::sync_job { !aio_stat path $login }	1511	or !aio_stat path $login
1244	}	1512	}
1245		1513
1246	sub find($) {	1514	sub find($) {
1247	return $cf::PLAYER{$_[0]} || do {	1515	return $cf::PLAYER{$_[0]} || do {
1248	my $login = $_[0];	1516	my $login = $_[0];
…		…
1255	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1523	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1256	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1524	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1257	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1525	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1258	aio_unlink +(playerdir $login) . "/$login.pl";	1526	aio_unlink +(playerdir $login) . "/$login.pl";
1259		1527
1260	my $pl = load_pl path $login	1528	my $f = new_from_file cf::object::thawer path $login
1261	or return;	1529	or return;
		1530
		1531	my $pl = cf::player::load_pl $f
		1532	or return;
		1533
		1534	local $cf::PLAYER_LOADING{$login} = $pl;
		1535	$f->resolve_delayed_derefs;
1262	$cf::PLAYER{$login} = $pl	1536	$cf::PLAYER{$login} = $pl
1263	}	1537	}
1264	}	1538	}
1265	}	1539	}
		1540
		1541	cf::player->attach (
		1542	on_load => sub {
		1543	my ($pl, $path) = @_;
		1544
		1545	# restore slots saved in save, below
		1546	my $slots = delete $pl->{_slots};
		1547
		1548	$pl->ob->current_weapon ($slots->[0]);
		1549	$pl->combat_ob ($slots->[1]);
		1550	$pl->ranged_ob ($slots->[2]);
		1551	},
		1552	);
1266		1553
1267	sub save($) {	1554	sub save($) {
1268	my ($pl) = @_;	1555	my ($pl) = @_;
1269		1556
1270	return if $pl->{deny_save};	1557	return if $pl->{deny_save};
…		…
1275	return if $pl->{deny_save};	1562	return if $pl->{deny_save};
1276		1563
1277	aio_mkdir playerdir $pl, 0770;	1564	aio_mkdir playerdir $pl, 0770;
1278	$pl->{last_save} = $cf::RUNTIME;	1565	$pl->{last_save} = $cf::RUNTIME;
1279		1566
		1567	cf::get_slot 0.01;
		1568
		1569	# save slots, to be restored later
		1570	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
		1571
1280	$pl->save_pl ($path);	1572	$pl->save_pl ($path);
1281	Coro::cede;	1573	cf::cede_to_tick;
1282	}	1574	}
1283		1575
1284	sub new($) {	1576	sub new($) {
1285	my ($login) = @_;	1577	my ($login) = @_;
1286		1578
…		…
1292	$cf::PLAYER{$login} = $self;	1584	$cf::PLAYER{$login} = $self;
1293		1585
1294	$self	1586	$self
1295	}	1587	}
1296		1588
		1589	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1590
		1591	=cut
		1592
		1593	sub send_msg {
		1594	my $ns = shift->ns
		1595	or return;
		1596	$ns->send_msg (@_);
		1597	}
		1598
1297	=item $pl->quit_character	1599	=item $pl->quit_character
1298		1600
1299	Nukes the player without looking back. If logged in, the connection will	1601	Nukes the player without looking back. If logged in, the connection will
1300	be destroyed. May block for a long time.	1602	be destroyed. May block for a long time.
1301		1603
…		…
1305	my ($pl) = @_;	1607	my ($pl) = @_;
1306		1608
1307	my $name = $pl->ob->name;	1609	my $name = $pl->ob->name;
1308		1610
1309	$pl->{deny_save} = 1;	1611	$pl->{deny_save} = 1;
1310	$pl->password ("*"); # this should lock out the player until we nuked the dir	1612	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1311		1613
1312	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1614	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1313	$pl->deactivate;	1615	$pl->deactivate;
		1616	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1617	$pl->ob->check_score;
1314	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1618	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1315	$pl->ns->destroy if $pl->ns;	1619	$pl->ns->destroy if $pl->ns;
1316		1620
1317	my $path = playerdir $pl;	1621	my $path = playerdir $pl;
1318	my $temp = "$path~$cf::RUNTIME~deleting~";	1622	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1354	or return [];	1658	or return [];
1355		1659
1356	my @logins;	1660	my @logins;
1357		1661
1358	for my $login (@$dirs) {	1662	for my $login (@$dirs) {
		1663	my $path = path $login;
		1664
		1665	# a .pst is a dead give-away for a valid player
		1666	# if no pst file found, open and chekc for blocked users
		1667	if (aio_stat "$path.pst") {
1359	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1668	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1360	aio_read $fh, 0, 512, my $buf, 0 or next;	1669	aio_read $fh, 0, 512, my $buf, 0 or next;
1361	$buf !~ /^password -------------$/m or next; # official not-valid tag	1670	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1671	}
1362		1672
1363	utf8::decode $login;	1673	utf8::decode $login;
1364	push @logins, $login;	1674	push @logins, $login;
1365	}	1675	}
1366		1676
…		…
1393	}	1703	}
1394		1704
1395	\@paths	1705	\@paths
1396	}	1706	}
1397		1707
1398	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1708	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1399		1709
1400	Expand crossfire pod fragments into protocol xml.	1710	Expand deliantra pod fragments into protocol xml.
1401		1711
1402	=cut
1403
1404	sub expand_cfpod {
1405	((my $self), (local $_)) = @_;
1406
1407	# escape & and <
1408	s/&/&amp;/g;
1409	s/(?<![BIUGH])</&lt;/g;
1410
1411	# this is buggy, it needs to properly take care of nested <'s
1412
1413	1 while
1414	# replace B<>, I<>, U<> etc.
1415	s/B<([^\>]*)>/<b>$1<\/b>/
1416	|| s/I<([^\>]*)>/<i>$1<\/i>/
1417	|| s/U<([^\>]*)>/<u>$1<\/u>/
1418	# replace G<male|female> tags
1419	|| s{G<([^>|]*)\|([^>]*)>}{
1420	$self->gender ? $2 : $1
1421	}ge
1422	# replace H<hint text>
1423	|| s{H<([^\>]*)>}
1424	{
1425	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1426	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1427	"")
1428	[$self->{hintmode}]
1429	}ge;
1430
1431	# create single paragraphs (very hackish)
1432	s/(?<=\S)\n(?=\w)/ /g;
1433
1434	# compress some whitespace
1435	s/\s+\n/\n/g; # ws line-ends
1436	s/\n\n+/\n/g; # double lines
1437	s/^\n+//; # beginning lines
1438	s/\n+$//; # ending lines
1439
1440	$_
1441	}
1442
1443	sub hintmode {
1444	$_[0]{hintmode} = $_[1] if @_ > 1;
1445	$_[0]{hintmode}
1446	}
1447
1448	=item $player->ext_reply ($msgid, %msg)	1712	=item $player->ext_reply ($msgid, @msg)
1449		1713
1450	Sends an ext reply to the player.	1714	Sends an ext reply to the player.
1451		1715
1452	=cut	1716	=cut
1453		1717
1454	sub ext_reply($$%) {	1718	sub ext_reply($$@) {
1455	my ($self, $id, %msg) = @_;	1719	my ($self, $id, @msg) = @_;
1456		1720
1457	$msg{msgid} = $id;	1721	$self->ns->ext_reply ($id, @msg)
1458	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1459	}	1722	}
1460		1723
1461	=item $player->ext_event ($type, %msg)	1724	=item $player->ext_msg ($type, @msg)
1462		1725
1463	Sends an ext event to the client.	1726	Sends an ext event to the client.
1464		1727
1465	=cut	1728	=cut
1466		1729
1467	sub ext_event($$%) {	1730	sub ext_msg($$@) {
1468	my ($self, $type, %msg) = @_;	1731	my ($self, $type, @msg) = @_;
1469		1732
1470	$self->ns->ext_event ($type, %msg);	1733	$self->ns->ext_msg ($type, @msg);
1471	}	1734	}
1472		1735
1473	=head3 cf::region	1736	=head3 cf::region
1474		1737
1475	=over 4	1738	=over 4
…		…
1488	my ($path) = @_;	1751	my ($path) = @_;
1489		1752
1490	my ($match, $specificity);	1753	my ($match, $specificity);
1491		1754
1492	for my $region (list) {	1755	for my $region (list) {
1493	if ($region->match && $path =~ $region->match) {	1756	if ($region->{match} && $path =~ $region->{match}) {
1494	($match, $specificity) = ($region, $region->specificity)	1757	($match, $specificity) = ($region, $region->specificity)
1495	if $region->specificity > $specificity;	1758	if $region->specificity > $specificity;
1496	}	1759	}
1497	}	1760	}
1498		1761
…		…
1519	our $MAX_RESET = 3600;	1782	our $MAX_RESET = 3600;
1520	our $DEFAULT_RESET = 3000;	1783	our $DEFAULT_RESET = 3000;
1521		1784
1522	sub generate_random_map {	1785	sub generate_random_map {
1523	my ($self, $rmp) = @_;	1786	my ($self, $rmp) = @_;
		1787
		1788	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1789
1524	# mit "rum" bekleckern, nicht	1790	# mit "rum" bekleckern, nicht
1525	$self->_create_random_map (	1791	$self->_create_random_map (
1526	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1792	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1527	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1793	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1528	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1794	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1529	$rmp->{exit_on_final_map},	1795	$rmp->{exit_on_final_map},
1530	$rmp->{xsize}, $rmp->{ysize},	1796	$rmp->{xsize}, $rmp->{ysize},
1531	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1797	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1532	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1798	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1618	$self->init; # pass $1 etc.	1884	$self->init; # pass $1 etc.
1619	return $self;	1885	return $self;
1620	}	1886	}
1621	}	1887	}
1622		1888
1623	Carp::carp "unable to resolve path '$path' (base '$base').";	1889	Carp::cluck "unable to resolve path '$path' (base '$base').";
1624	()	1890	()
1625	}	1891	}
1626		1892
1627	sub init {	1893	sub init {
1628	my ($self) = @_;	1894	my ($self) = @_;
…		…
1650		1916
1651	# the temporary/swap location	1917	# the temporary/swap location
1652	sub save_path {	1918	sub save_path {
1653	my ($self) = @_;	1919	my ($self) = @_;
1654		1920
1655	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1921	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1656	"$TMPDIR/$path.map"	1922	"$TMPDIR/$path.map"
1657	}	1923	}
1658		1924
1659	# the unique path, undef == no special unique path	1925	# the unique path, undef == no special unique path
1660	sub uniq_path {	1926	sub uniq_path {
1661	my ($self) = @_;	1927	my ($self) = @_;
1662		1928
1663	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1929	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1664	"$UNIQUEDIR/$path"	1930	"$UNIQUEDIR/$path"
1665	}
1666
1667	# and all this just because we cannot iterate over
1668	# all maps in C++...
1669	sub change_all_map_light {
1670	my ($change) = @_;
1671
1672	$_->change_map_light ($change)
1673	for grep $_->outdoor, values %cf::MAP;
1674	}	1931	}
1675		1932
1676	sub decay_objects {	1933	sub decay_objects {
1677	my ($self) = @_;	1934	my ($self) = @_;
1678		1935
…		…
1691		1948
1692	sub load_header_from($) {	1949	sub load_header_from($) {
1693	my ($self, $path) = @_;	1950	my ($self, $path) = @_;
1694		1951
1695	utf8::encode $path;	1952	utf8::encode $path;
1696	#aio_open $path, O_RDONLY, 0	1953	my $f = new_from_file cf::object::thawer $path
1697	# or return;
1698
1699	$self->_load_header ($path)
1700	or return;	1954	or return;
		1955
		1956	$self->_load_header ($f)
		1957	or return;
		1958
		1959	local $MAP_LOADING{$self->{path}} = $self;
		1960	$f->resolve_delayed_derefs;
1701		1961
1702	$self->{load_path} = $path;	1962	$self->{load_path} = $path;
1703		1963
1704	1	1964	1
1705	}	1965	}
…		…
1759	sub find {	2019	sub find {
1760	my ($path, $origin) = @_;	2020	my ($path, $origin) = @_;
1761		2021
1762	$path = normalise $path, $origin && $origin->path;	2022	$path = normalise $path, $origin && $origin->path;
1763		2023
		2024	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1764	cf::lock_wait "map_find:$path";	2025	my $guard2 = cf::lock_acquire "map_find:$path";
1765		2026
1766	$cf::MAP{$path} || do {	2027	$cf::MAP{$path} || do {
1767	my $guard = cf::lock_acquire "map_find:$path";
1768	my $map = new_from_path cf::map $path	2028	my $map = new_from_path cf::map $path
1769	or return;	2029	or return;
1770		2030
1771	$map->{last_save} = $cf::RUNTIME;	2031	$map->{last_save} = $cf::RUNTIME;
1772		2032
…		…
1774	or return;	2034	or return;
1775		2035
1776	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2036	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1777	# doing this can freeze the server in a sync job, obviously	2037	# doing this can freeze the server in a sync job, obviously
1778	#$cf::WAIT_FOR_TICK->wait;	2038	#$cf::WAIT_FOR_TICK->wait;
		2039	undef $guard2;
		2040	undef $guard1;
1779	$map->reset;	2041	$map->reset;
1780	undef $guard;
1781	return find $path;	2042	return find $path;
1782	}	2043	}
1783		2044
1784	$cf::MAP{$path} = $map	2045	$cf::MAP{$path} = $map
1785	}	2046	}
1786	}	2047	}
1787		2048
1788	sub pre_load { }	2049	sub pre_load { }
1789	sub post_load { }	2050	#sub post_load { } # XS
1790		2051
1791	sub load {	2052	sub load {
1792	my ($self) = @_;	2053	my ($self) = @_;
1793		2054
1794	local $self->{deny_reset} = 1; # loading can take a long time	2055	local $self->{deny_reset} = 1; # loading can take a long time
1795		2056
1796	my $path = $self->{path};	2057	my $path = $self->{path};
1797		2058
1798	{	2059	{
1799	my $guard = cf::lock_acquire "map_load:$path";	2060	my $guard = cf::lock_acquire "map_data:$path";
1800		2061
		2062	return unless $self->valid;
1801	return if $self->in_memory != cf::MAP_SWAPPED;	2063	return unless $self->in_memory == cf::MAP_SWAPPED;
1802		2064
1803	$self->in_memory (cf::MAP_LOADING);	2065	$self->in_memory (cf::MAP_LOADING);
1804		2066
1805	$self->alloc;	2067	$self->alloc;
1806		2068
1807	$self->pre_load;	2069	$self->pre_load;
1808	Coro::cede;	2070	cf::cede_to_tick;
1809		2071
		2072	my $f = new_from_file cf::object::thawer $self->{load_path};
		2073	$f->skip_block;
1810	$self->_load_objects ($self->{load_path}, 1)	2074	$self->_load_objects ($f)
1811	or return;	2075	or return;
1812		2076
1813	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2077	$self->post_load_original
1814	if delete $self->{load_original};	2078	if delete $self->{load_original};
1815		2079
1816	if (my $uniq = $self->uniq_path) {	2080	if (my $uniq = $self->uniq_path) {
1817	utf8::encode $uniq;	2081	utf8::encode $uniq;
1818	if (aio_open $uniq, O_RDONLY, 0) {	2082	unless (aio_stat $uniq) {
		2083	if (my $f = new_from_file cf::object::thawer $uniq) {
1819	$self->clear_unique_items;	2084	$self->clear_unique_items;
1820	$self->_load_objects ($uniq, 0);	2085	$self->_load_objects ($f);
		2086	$f->resolve_delayed_derefs;
		2087	}
1821	}	2088	}
1822	}	2089	}
1823		2090
1824	Coro::cede;	2091	$f->resolve_delayed_derefs;
		2092
		2093	cf::cede_to_tick;
1825	# now do the right thing for maps	2094	# now do the right thing for maps
1826	$self->link_multipart_objects;	2095	$self->link_multipart_objects;
1827	$self->difficulty ($self->estimate_difficulty)	2096	$self->difficulty ($self->estimate_difficulty)
1828	unless $self->difficulty;	2097	unless $self->difficulty;
1829	Coro::cede;	2098	cf::cede_to_tick;
1830		2099
1831	unless ($self->{deny_activate}) {	2100	unless ($self->{deny_activate}) {
1832	$self->decay_objects;	2101	$self->decay_objects;
1833	$self->fix_auto_apply;	2102	$self->fix_auto_apply;
1834	$self->update_buttons;	2103	$self->update_buttons;
1835	Coro::cede;	2104	cf::cede_to_tick;
1836	$self->set_darkness_map;
1837	Coro::cede;
1838	$self->activate;	2105	$self->activate;
1839	}	2106	}
1840		2107
		2108	$self->{last_save} = $cf::RUNTIME;
		2109	$self->last_access ($cf::RUNTIME);
		2110
1841	$self->in_memory (cf::MAP_IN_MEMORY);	2111	$self->in_memory (cf::MAP_ACTIVE);
1842	}	2112	}
1843		2113
1844	$self->post_load;	2114	$self->post_load;
1845	}	2115	}
1846		2116
		2117	# customize the map for a given player, i.e.
		2118	# return the _real_ map. used by e.g. per-player
		2119	# maps to change the path to ~playername/mappath
1847	sub customise_for {	2120	sub customise_for {
1848	my ($self, $ob) = @_;	2121	my ($self, $ob) = @_;
1849		2122
1850	return find "~" . $ob->name . "/" . $self->{path}	2123	return find "~" . $ob->name . "/" . $self->{path}
1851	if $self->per_player;	2124	if $self->per_player;
…		…
1855		2128
1856	$self	2129	$self
1857	}	2130	}
1858		2131
1859	# find and load all maps in the 3x3 area around a map	2132	# find and load all maps in the 3x3 area around a map
1860	sub load_diag {	2133	sub load_neighbours {
1861	my ($map) = @_;	2134	my ($map) = @_;
1862		2135
1863	my @diag; # diagonal neighbours	2136	my @neigh; # diagonal neighbours
1864		2137
1865	for (0 .. 3) {	2138	for (0 .. 3) {
1866	my $neigh = $map->tile_path ($_)	2139	my $neigh = $map->tile_path ($_)
1867	or next;	2140	or next;
1868	$neigh = find $neigh, $map	2141	$neigh = find $neigh, $map
1869	or next;	2142	or next;
1870	$neigh->load;	2143	$neigh->load;
1871		2144
		2145	push @neigh,
1872	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2146	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1873	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2147	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1874	}	2148	}
1875		2149
1876	for (@diag) {	2150	for (grep defined $_->[0], @neigh) {
		2151	my ($path, $origin) = @$_;
1877	my $neigh = find @$_	2152	my $neigh = find $path, $origin
1878	or next;	2153	or next;
1879	$neigh->load;	2154	$neigh->load;
1880	}	2155	}
1881	}	2156	}
1882		2157
…		…
1887	}	2162	}
1888		2163
1889	sub do_load_sync {	2164	sub do_load_sync {
1890	my ($map) = @_;	2165	my ($map) = @_;
1891		2166
		2167	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2168	if $Coro::current == $Coro::main;
		2169
1892	cf::sync_job { $map->load };	2170	cf::sync_job { $map->load };
1893	}	2171	}
1894		2172
1895	our %MAP_PREFETCH;	2173	our %MAP_PREFETCH;
1896	our $MAP_PREFETCHER = undef;	2174	our $MAP_PREFETCHER = undef;
1897		2175
1898	sub find_async {	2176	sub find_async {
1899	my ($path, $origin) = @_;	2177	my ($path, $origin, $load) = @_;
1900		2178
1901	$path = normalise $path, $origin && $origin->{path};	2179	$path = normalise $path, $origin && $origin->{path};
1902		2180
1903	if (my $map = $cf::MAP{$path}) {	2181	if (my $map = $cf::MAP{$path}) {
1904	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2182	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1905	}	2183	}
1906		2184
1907	undef $MAP_PREFETCH{$path};	2185	$MAP_PREFETCH{$path} |= $load;
		2186
1908	$MAP_PREFETCHER ||= cf::async {	2187	$MAP_PREFETCHER ||= cf::async {
		2188	$Coro::current->{desc} = "map prefetcher";
		2189
1909	while (%MAP_PREFETCH) {	2190	while (%MAP_PREFETCH) {
1910	for my $path (keys %MAP_PREFETCH) {	2191	while (my ($k, $v) = each %MAP_PREFETCH) {
1911	my $map = find $path	2192	if (my $map = find $k) {
1912	or next;
1913	$map->load;	2193	$map->load if $v;
		2194	}
1914		2195
1915	delete $MAP_PREFETCH{$path};	2196	delete $MAP_PREFETCH{$k};
1916	}	2197	}
1917	}	2198	}
1918	undef $MAP_PREFETCHER;	2199	undef $MAP_PREFETCHER;
1919	};	2200	};
1920	$MAP_PREFETCHER->prio (6);	2201	$MAP_PREFETCHER->prio (6);
…		…
1923	}	2204	}
1924		2205
1925	sub save {	2206	sub save {
1926	my ($self) = @_;	2207	my ($self) = @_;
1927		2208
1928	my $lock = cf::lock_acquire "map_data:" . $self->path;	2209	my $lock = cf::lock_acquire "map_data:$self->{path}";
1929		2210
1930	$self->{last_save} = $cf::RUNTIME;	2211	$self->{last_save} = $cf::RUNTIME;
1931		2212
1932	return unless $self->dirty;	2213	return unless $self->dirty;
1933		2214
…		…
1939	return if $self->{deny_save};	2220	return if $self->{deny_save};
1940		2221
1941	local $self->{last_access} = $self->last_access;#d#	2222	local $self->{last_access} = $self->last_access;#d#
1942		2223
1943	cf::async {	2224	cf::async {
		2225	$Coro::current->{desc} = "map player save";
1944	$_->contr->save for $self->players;	2226	$_->contr->save for $self->players;
1945	};	2227	};
		2228
		2229	cf::get_slot 0.02;
1946		2230
1947	if ($uniq) {	2231	if ($uniq) {
1948	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2232	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1949	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2233	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1950	} else {	2234	} else {
…		…
1956	my ($self) = @_;	2240	my ($self) = @_;
1957		2241
1958	# save first because save cedes	2242	# save first because save cedes
1959	$self->save;	2243	$self->save;
1960		2244
1961	my $lock = cf::lock_acquire "map_data:" . $self->path;	2245	my $lock = cf::lock_acquire "map_data:$self->{path}";
1962		2246
1963	return if $self->players;	2247	return if $self->players;
1964	return if $self->in_memory != cf::MAP_IN_MEMORY;	2248	return if $self->in_memory != cf::MAP_ACTIVE;
1965	return if $self->{deny_save};	2249	return if $self->{deny_save};
1966		2250
		2251	$self->in_memory (cf::MAP_SWAPPED);
		2252
		2253	$self->deactivate;
		2254	$_->clear_links_to ($self) for values %cf::MAP;
1967	$self->clear;	2255	$self->clear;
1968	$self->in_memory (cf::MAP_SWAPPED);
1969	}	2256	}
1970		2257
1971	sub reset_at {	2258	sub reset_at {
1972	my ($self) = @_;	2259	my ($self) = @_;
1973		2260
…		…
1991		2278
1992	my $lock = cf::lock_acquire "map_data:$self->{path}";	2279	my $lock = cf::lock_acquire "map_data:$self->{path}";
1993		2280
1994	return if $self->players;	2281	return if $self->players;
1995		2282
1996	warn "resetting map ", $self->path;	2283	warn "resetting map ", $self->path, "\n";
1997		2284
1998	$self->in_memory (cf::MAP_SWAPPED);	2285	$self->in_memory (cf::MAP_SWAPPED);
1999		2286
2000	# need to save uniques path	2287	# need to save uniques path
2001	unless ($self->{deny_save}) {	2288	unless ($self->{deny_save}) {
…		…
2005	if $uniq;	2292	if $uniq;
2006	}	2293	}
2007		2294
2008	delete $cf::MAP{$self->path};	2295	delete $cf::MAP{$self->path};
2009		2296
		2297	$self->deactivate;
		2298	$_->clear_links_to ($self) for values %cf::MAP;
2010	$self->clear;	2299	$self->clear;
2011
2012	$_->clear_links_to ($self) for values %cf::MAP;
2013		2300
2014	$self->unlink_save;	2301	$self->unlink_save;
2015	$self->destroy;	2302	$self->destroy;
2016	}	2303	}
2017		2304
2018	my $nuke_counter = "aaaa";	2305	my $nuke_counter = "aaaa";
2019		2306
2020	sub nuke {	2307	sub nuke {
2021	my ($self) = @_;	2308	my ($self) = @_;
2022		2309
		2310	{
		2311	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2312
2023	delete $cf::MAP{$self->path};	2313	delete $cf::MAP{$self->path};
2024		2314
2025	$self->unlink_save;	2315	$self->unlink_save;
2026		2316
2027	bless $self, "cf::map";	2317	bless $self, "cf::map";
2028	delete $self->{deny_reset};	2318	delete $self->{deny_reset};
2029	$self->{deny_save} = 1;	2319	$self->{deny_save} = 1;
2030	$self->reset_timeout (1);	2320	$self->reset_timeout (1);
2031	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2321	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2032		2322
2033	$cf::MAP{$self->path} = $self;	2323	$cf::MAP{$self->path} = $self;
		2324	}
2034		2325
2035	$self->reset; # polite request, might not happen	2326	$self->reset; # polite request, might not happen
2036	}	2327	}
2037		2328
2038	=item $maps = cf::map::tmp_maps	2329	=item $maps = cf::map::tmp_maps
…		…
2080		2371
2081	sub unique_maps() {	2372	sub unique_maps() {
2082	[	2373	[
2083	map {	2374	map {
2084	utf8::decode $_;	2375	utf8::decode $_;
2085	/\.map$/	2376	s/\.map$//; # TODO future compatibility hack
		2377	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2378	? ()
2086	? normalise $_	2379	: normalise $_
2087	: ()
2088	} @{ aio_readdir $UNIQUEDIR or [] }	2380	} @{ aio_readdir $UNIQUEDIR or [] }
2089	]	2381	]
2090	}	2382	}
2091		2383
2092	package cf;	2384	=item cf::map::static_maps
		2385
		2386	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2387	file in the shared directory excluding F</styles> and F</editor>). May
		2388	block.
		2389
		2390	=cut
		2391
		2392	sub static_maps() {
		2393	my @dirs = "";
		2394	my @maps;
		2395
		2396	while (@dirs) {
		2397	my $dir = shift @dirs;
		2398
		2399	next if $dir eq "/styles" || $dir eq "/editor";
		2400
		2401	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2402	or return;
		2403
		2404	for (@$files) {
		2405	s/\.map$// or next;
		2406	utf8::decode $_;
		2407	push @maps, "$dir/$_";
		2408	}
		2409
		2410	push @dirs, map "$dir/$_", @$dirs;
		2411	}
		2412
		2413	\@maps
		2414	}
2093		2415
2094	=back	2416	=back
2095		2417
2096	=head3 cf::object	2418	=head3 cf::object
2097		2419
…		…
2101		2423
2102	=over 4	2424	=over 4
2103		2425
2104	=item $ob->inv_recursive	2426	=item $ob->inv_recursive
2105		2427
2106	Returns the inventory of the object _and_ their inventories, recursively.	2428	Returns the inventory of the object I<and> their inventories, recursively,
		2429	but I<not> the object itself.
2107		2430
2108	=cut	2431	=cut
2109		2432
2110	sub inv_recursive_;	2433	sub inv_recursive_;
2111	sub inv_recursive_ {	2434	sub inv_recursive_ {
…		…
2114		2437
2115	sub inv_recursive {	2438	sub inv_recursive {
2116	inv_recursive_ inv $_[0]	2439	inv_recursive_ inv $_[0]
2117	}	2440	}
2118		2441
		2442	=item $ref = $ob->ref
		2443
		2444	Creates and returns a persistent reference to an object that can be stored as a string.
		2445
		2446	=item $ob = cf::object::deref ($refstring)
		2447
		2448	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2449	even if the object actually exists. May block.
		2450
		2451	=cut
		2452
		2453	sub deref {
		2454	my ($ref) = @_;
		2455
		2456	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2457	my ($uuid, $name) = ($1, $2);
		2458	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2459	or return;
		2460	$pl->ob->uuid eq $uuid
		2461	or return;
		2462
		2463	$pl->ob
		2464	} else {
		2465	warn "$ref: cannot resolve object reference\n";
		2466	undef
		2467	}
		2468	}
		2469
2119	package cf;	2470	package cf;
2120		2471
2121	=back	2472	=back
2122		2473
2123	=head3 cf::object::player	2474	=head3 cf::object::player
…		…
2129	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2480	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2130	can be C<undef>. Does the right thing when the player is currently in a	2481	can be C<undef>. Does the right thing when the player is currently in a
2131	dialogue with the given NPC character.	2482	dialogue with the given NPC character.
2132		2483
2133	=cut	2484	=cut
		2485
		2486	our $SAY_CHANNEL = {
		2487	id => "say",
		2488	title => "Map",
		2489	reply => "say ",
		2490	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2491	};
		2492
		2493	our $CHAT_CHANNEL = {
		2494	id => "chat",
		2495	title => "Chat",
		2496	reply => "chat ",
		2497	tooltip => "Player chat and shouts, global to the server.",
		2498	};
2134		2499
2135	# rough implementation of a future "reply" method that works	2500	# rough implementation of a future "reply" method that works
2136	# with dialog boxes.	2501	# with dialog boxes.
2137	#TODO: the first argument must go, split into a $npc->reply_to ( method	2502	#TODO: the first argument must go, split into a $npc->reply_to ( method
2138	sub cf::object::player::reply($$$;$) {	2503	sub cf::object::player::reply($$$;$) {
…		…
2145		2510
2146	} else {	2511	} else {
2147	my $pl = $self->contr;	2512	my $pl = $self->contr;
2148		2513
2149	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2514	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2150	my $diag = $pl->{npc_dialog};	2515	my $dialog = $pl->{npc_dialog};
2151	$diag->{pl}->ext_reply (	2516	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2152	$diag->{id},
2153	msgtype => "reply",
2154	msg => $diag->{pl}->expand_cfpod ($msg),
2155	add_topics => []
2156	);
2157		2517
2158	} else {	2518	} else {
2159	$msg = $npc->name . " says: $msg" if $npc;	2519	$msg = $npc->name . " says: $msg" if $npc;
2160	$self->message ($msg, $flags);	2520	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2161	}	2521	}
2162	}	2522	}
		2523	}
		2524
		2525	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2526
		2527	=cut
		2528
		2529	sub cf::object::send_msg {
		2530	my $pl = shift->contr
		2531	or return;
		2532	$pl->send_msg (@_);
2163	}	2533	}
2164		2534
2165	=item $player_object->may ("access")	2535	=item $player_object->may ("access")
2166		2536
2167	Returns wether the given player is authorized to access resource "access"	2537	Returns wether the given player is authorized to access resource "access"
…		…
2180		2550
2181	=item $player_object->enter_link	2551	=item $player_object->enter_link
2182		2552
2183	Freezes the player and moves him/her to a special map (C<{link}>).	2553	Freezes the player and moves him/her to a special map (C<{link}>).
2184		2554
2185	The player should be reasonably safe there for short amounts of time. You	2555	The player should be reasonably safe there for short amounts of time (e.g.
2186	I<MUST> call C<leave_link> as soon as possible, though.	2556	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2557	though, as the palyer cannot control the character while it is on the link
		2558	map.
2187		2559
2188	Will never block.	2560	Will never block.
2189		2561
2190	=item $player_object->leave_link ($map, $x, $y)	2562	=item $player_object->leave_link ($map, $x, $y)
2191		2563
…		…
2243	($x, $y) = (-1, -1)	2615	($x, $y) = (-1, -1)
2244	unless (defined $x) && (defined $y);	2616	unless (defined $x) && (defined $y);
2245		2617
2246	# use -1 or undef as default coordinates, not 0, 0	2618	# use -1 or undef as default coordinates, not 0, 0
2247	($x, $y) = ($map->enter_x, $map->enter_y)	2619	($x, $y) = ($map->enter_x, $map->enter_y)
2248	if $x <=0 && $y <= 0;	2620	if $x <= 0 && $y <= 0;
2249		2621
2250	$map->load;	2622	$map->load;
2251	$map->load_diag;	2623	$map->load_neighbours;
2252		2624
2253	return unless $self->contr->active;	2625	return unless $self->contr->active;
2254	$self->activate_recursive;
2255		2626
2256	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2627	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2257	$self->enter_map ($map, $x, $y);	2628	$self->enter_map ($map, $x, $y);
2258	}
2259		2629
		2630	# only activate afterwards, to support waiting in hooks
		2631	$self->activate_recursive;
		2632	}
		2633
2260	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2634	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2261		2635
2262	Moves the player to the given map-path and coordinates by first freezing	2636	Moves the player to the given map-path and coordinates by first freezing
2263	her, loading and preparing them map, calling the provided $check callback	2637	her, loading and preparing them map, calling the provided $check callback
2264	that has to return the map if sucecssful, and then unfreezes the player on	2638	that has to return the map if sucecssful, and then unfreezes the player on
2265	the new (success) or old (failed) map position.	2639	the new (success) or old (failed) map position. In either case, $done will
		2640	be called at the end of this process.
		2641
		2642	Note that $check will be called with a potentially non-loaded map, so if
		2643	it needs a loaded map it has to call C<< ->load >>.
2266		2644
2267	=cut	2645	=cut
2268		2646
2269	our $GOTOGEN;	2647	our $GOTOGEN;
2270		2648
2271	sub cf::object::player::goto {	2649	sub cf::object::player::goto {
2272	my ($self, $path, $x, $y, $check) = @_;	2650	my ($self, $path, $x, $y, $check, $done) = @_;
2273		2651
2274	# do generation counting so two concurrent goto's will be executed in-order	2652	# do generation counting so two concurrent goto's will be executed in-order
2275	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2653	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2276		2654
2277	$self->enter_link;	2655	$self->enter_link;
2278		2656
2279	(async {	2657	(async {
		2658	$Coro::current->{desc} = "player::goto $path $x $y";
		2659
		2660	# *tag paths override both path and x|y
		2661	if ($path =~ /^\*(.*)$/) {
		2662	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2663	my $ob = $obs[rand @obs];
		2664
		2665	# see if we actually can go there
		2666	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2667	$ob = $obs[rand @obs];
		2668	} else {
		2669	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2670	}
		2671	# else put us there anyways for now #d#
		2672
		2673	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2674	} else {
		2675	($path, $x, $y) = (undef, undef, undef);
		2676	}
		2677	}
		2678
2280	my $map = eval {	2679	my $map = eval {
2281	my $map = cf::map::find $path;	2680	my $map = defined $path ? cf::map::find $path : undef;
2282		2681
2283	if ($map) {	2682	if ($map) {
2284	$map = $map->customise_for ($self);	2683	$map = $map->customise_for ($self);
2285	$map = $check->($map) if $check && $map;	2684	$map = $check->($map) if $check && $map;
2286	} else {	2685	} else {
2287	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2686	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2288	}	2687	}
2289		2688
2290	$map	2689	$map
2291	};	2690	};
2292		2691
…		…
2297		2696
2298	if ($gen == $self->{_goto_generation}) {	2697	if ($gen == $self->{_goto_generation}) {
2299	delete $self->{_goto_generation};	2698	delete $self->{_goto_generation};
2300	$self->leave_link ($map, $x, $y);	2699	$self->leave_link ($map, $x, $y);
2301	}	2700	}
		2701
		2702	$done->() if $done;
2302	})->prio (1);	2703	})->prio (1);
2303	}	2704	}
2304		2705
2305	=item $player_object->enter_exit ($exit_object)	2706	=item $player_object->enter_exit ($exit_object)
2306		2707
…		…
2326	}	2727	}
2327		2728
2328	sub prepare_random_map {	2729	sub prepare_random_map {
2329	my ($exit) = @_;	2730	my ($exit) = @_;
2330		2731
2331	my $guard = cf::lock_acquire "exit_prepare:$exit";
2332
2333	# all this does is basically replace the /! path by	2732	# all this does is basically replace the /! path by
2334	# a new random map path (?random/...) with a seed	2733	# a new random map path (?random/...) with a seed
2335	# that depends on the exit object	2734	# that depends on the exit object
2336		2735
2337	my $rmp = parse_random_map_params $exit->msg;	2736	my $rmp = parse_random_map_params $exit->msg;
…		…
2339	if ($exit->map) {	2738	if ($exit->map) {
2340	$rmp->{region} = $exit->region->name;	2739	$rmp->{region} = $exit->region->name;
2341	$rmp->{origin_map} = $exit->map->path;	2740	$rmp->{origin_map} = $exit->map->path;
2342	$rmp->{origin_x} = $exit->x;	2741	$rmp->{origin_x} = $exit->x;
2343	$rmp->{origin_y} = $exit->y;	2742	$rmp->{origin_y} = $exit->y;
		2743
		2744	$exit->map->touch;
2344	}	2745	}
2345		2746
2346	$rmp->{random_seed} ||= $exit->random_seed;	2747	$rmp->{random_seed} ||= $exit->random_seed;
2347		2748
2348	my $data = cf::to_json $rmp;	2749	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2349	my $md5 = Digest::MD5::md5_hex $data;	2750	my $md5 = Digest::MD5::md5_hex $data;
2350	my $meta = "$RANDOMDIR/$md5.meta";	2751	my $meta = "$RANDOMDIR/$md5.meta";
2351		2752
2352	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2753	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2353	aio_write $fh, 0, (length $data), $data, 0;	2754	aio_write $fh, 0, (length $data), $data, 0;
2354	undef $fh;	2755	undef $fh;
2355	aio_rename "$meta~", $meta;	2756	aio_rename "$meta~", $meta;
2356		2757
		2758	my $slaying = "?random/$md5";
		2759
		2760	if ($exit->valid) {
2357	$exit->slaying ("?random/$md5");	2761	$exit->slaying ("?random/$md5");
2358	$exit->msg (undef);	2762	$exit->msg (undef);
		2763	}
2359	}	2764	}
2360	}	2765	}
2361		2766
2362	sub cf::object::player::enter_exit {	2767	sub cf::object::player::enter_exit {
2363	my ($self, $exit) = @_;	2768	my ($self, $exit) = @_;
2364		2769
2365	return unless $self->type == cf::PLAYER;	2770	return unless $self->type == cf::PLAYER;
2366		2771
2367	if ($exit->slaying eq "/!") {
2368	#TODO: this should de-fi-ni-te-ly not be a sync-job
2369	# the problem is that $exit might not survive long enough
2370	# so it needs to be done right now, right here
2371	cf::sync_job { prepare_random_map $exit };
2372	}
2373
2374	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2375	my $hp = $exit->stats->hp;
2376	my $sp = $exit->stats->sp;
2377
2378	$self->enter_link;	2772	$self->enter_link;
2379		2773
2380	# if exit is damned, update players death & WoR home-position
2381	$self->contr->savebed ($slaying, $hp, $sp)
2382	if $exit->flag (FLAG_DAMNED);
2383
2384	(async {	2774	(async {
2385	$self->deactivate_recursive; # just to be sure	2775	$Coro::current->{desc} = "enter_exit";
		2776
2386	unless (eval {	2777	unless (eval {
		2778	$self->deactivate_recursive; # just to be sure
		2779
		2780	# random map handling
		2781	{
		2782	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2783
		2784	prepare_random_map $exit
		2785	if $exit->slaying eq "/!";
		2786	}
		2787
		2788	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2789	my $x = $exit->stats->hp;
		2790	my $y = $exit->stats->sp;
		2791
2387	$self->goto ($slaying, $hp, $sp);	2792	$self->goto ($map, $x, $y);
2388		2793
		2794	# if exit is damned, update players death & WoR home-position
		2795	$self->contr->savebed ($map, $x, $y)
		2796	if $exit->flag (cf::FLAG_DAMNED);
		2797
2389	1;	2798	1
2390	}) {	2799	}) {
2391	$self->message ("Something went wrong deep within the crossfire server. "	2800	$self->message ("Something went wrong deep within the deliantra server. "
2392	. "I'll try to bring you back to the map you were before. "	2801	. "I'll try to bring you back to the map you were before. "
2393	. "Please report this to the dungeon master!",	2802	. "Please report this to the dungeon master!",
2394	cf::NDI_UNIQUE | cf::NDI_RED);	2803	cf::NDI_UNIQUE | cf::NDI_RED);
2395		2804
2396	warn "ERROR in enter_exit: $@";	2805	warn "ERROR in enter_exit: $@";
…		…
2415		2824
2416	utf8::encode $text;	2825	utf8::encode $text;
2417	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2826	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2418	}	2827	}
2419		2828
		2829	=item $client->send_big_packet ($pkt)
		2830
		2831	Like C<send_packet>, but tries to compress large packets, and fragments
		2832	them as required.
		2833
		2834	=cut
		2835
		2836	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2837
		2838	sub cf::client::send_big_packet {
		2839	my ($self, $pkt) = @_;
		2840
		2841	# try lzf for large packets
		2842	$pkt = "lzf " . Compress::LZF::compress $pkt
		2843	if 1024 <= length $pkt and $self->{can_lzf};
		2844
		2845	# split very large packets
		2846	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2847	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2848	$pkt = "frag";
		2849	}
		2850
		2851	$self->send_packet ($pkt);
		2852	}
		2853
2420	=item $client->send_msg ($color, $type, $msg, [extra...])	2854	=item $client->send_msg ($channel, $msg, $color, [extra...])
2421		2855
2422	Send a drawinfo or msg packet to the client, formatting the msg for the	2856	Send a drawinfo or msg packet to the client, formatting the msg for the
2423	client if neccessary. C<$type> should be a string identifying the type of	2857	client if neccessary. C<$type> should be a string identifying the type of
2424	the message, with C<log> being the default. If C<$color> is negative, suppress	2858	the message, with C<log> being the default. If C<$color> is negative, suppress
2425	the message unless the client supports the msg packet.	2859	the message unless the client supports the msg packet.
2426		2860
2427	=cut	2861	=cut
2428		2862
		2863	# non-persistent channels (usually the info channel)
		2864	our %CHANNEL = (
		2865	"c/motd" => {
		2866	id => "infobox",
		2867	title => "MOTD",
		2868	reply => undef,
		2869	tooltip => "The message of the day",
		2870	},
		2871	"c/identify" => {
		2872	id => "infobox",
		2873	title => "Identify",
		2874	reply => undef,
		2875	tooltip => "Items recently identified",
		2876	},
		2877	"c/examine" => {
		2878	id => "infobox",
		2879	title => "Examine",
		2880	reply => undef,
		2881	tooltip => "Signs and other items you examined",
		2882	},
		2883	"c/shopinfo" => {
		2884	id => "infobox",
		2885	title => "Shop Info",
		2886	reply => undef,
		2887	tooltip => "What your bargaining skill tells you about the shop",
		2888	},
		2889	"c/book" => {
		2890	id => "infobox",
		2891	title => "Book",
		2892	reply => undef,
		2893	tooltip => "The contents of a note or book",
		2894	},
		2895	"c/lookat" => {
		2896	id => "infobox",
		2897	title => "Look",
		2898	reply => undef,
		2899	tooltip => "What you saw there",
		2900	},
		2901	"c/who" => {
		2902	id => "infobox",
		2903	title => "Players",
		2904	reply => undef,
		2905	tooltip => "Shows players who are currently online",
		2906	},
		2907	"c/body" => {
		2908	id => "infobox",
		2909	title => "Body Parts",
		2910	reply => undef,
		2911	tooltip => "Shows which body parts you posess and are available",
		2912	},
		2913	"c/statistics" => {
		2914	id => "infobox",
		2915	title => "Statistics",
		2916	reply => undef,
		2917	tooltip => "Shows your primary statistics",
		2918	},
		2919	"c/skills" => {
		2920	id => "infobox",
		2921	title => "Skills",
		2922	reply => undef,
		2923	tooltip => "Shows your experience per skill and item power",
		2924	},
		2925	"c/shopitems" => {
		2926	id => "infobox",
		2927	title => "Shop Items",
		2928	reply => undef,
		2929	tooltip => "Shows the items currently for sale in this shop",
		2930	},
		2931	"c/resistances" => {
		2932	id => "infobox",
		2933	title => "Resistances",
		2934	reply => undef,
		2935	tooltip => "Shows your resistances",
		2936	},
		2937	"c/pets" => {
		2938	id => "infobox",
		2939	title => "Pets",
		2940	reply => undef,
		2941	tooltip => "Shows information abotu your pets/a specific pet",
		2942	},
		2943	"c/perceiveself" => {
		2944	id => "infobox",
		2945	title => "Perceive Self",
		2946	reply => undef,
		2947	tooltip => "You gained detailed knowledge about yourself",
		2948	},
		2949	"c/uptime" => {
		2950	id => "infobox",
		2951	title => "Uptime",
		2952	reply => undef,
		2953	tooltip => "How long the server has been running since last restart",
		2954	},
		2955	"c/mapinfo" => {
		2956	id => "infobox",
		2957	title => "Map Info",
		2958	reply => undef,
		2959	tooltip => "Information related to the maps",
		2960	},
		2961	"c/party" => {
		2962	id => "party",
		2963	title => "Party",
		2964	reply => "gsay ",
		2965	tooltip => "Messages and chat related to your party",
		2966	},
		2967	"c/death" => {
		2968	id => "death",
		2969	title => "Death",
		2970	reply => undef,
		2971	tooltip => "Reason for and more info about your most recent death",
		2972	},
		2973	"c/say" => $SAY_CHANNEL,
		2974	"c/chat" => $CHAT_CHANNEL,
		2975	);
		2976
2429	sub cf::client::send_msg {	2977	sub cf::client::send_msg {
2430	my ($self, $color, $type, $msg, @extra) = @_;	2978	my ($self, $channel, $msg, $color, @extra) = @_;
2431		2979
2432	$msg = $self->pl->expand_cfpod ($msg);	2980	$msg = $self->pl->expand_cfpod ($msg)
		2981	unless $color & cf::NDI_VERBATIM;
		2982
		2983	$color &= cf::NDI_CLIENT_MASK; # just in case...
		2984
		2985	# check predefined channels, for the benefit of C
		2986	if ($CHANNEL{$channel}) {
		2987	$channel = $CHANNEL{$channel};
		2988
		2989	$self->ext_msg (channel_info => $channel);
		2990	$channel = $channel->{id};
		2991
		2992	} elsif (ref $channel) {
		2993	# send meta info to client, if not yet sent
		2994	unless (exists $self->{channel}{$channel->{id}}) {
		2995	$self->{channel}{$channel->{id}} = $channel;
		2996	$self->ext_msg (channel_info => $channel);
		2997	}
		2998
		2999	$channel = $channel->{id};
		3000	}
2433		3001
2434	return unless @extra || length $msg;	3002	return unless @extra || length $msg;
2435		3003
2436	if ($self->can_msg) {	3004	# default colour, mask it out
2437	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $type, $msg, @extra]));	3005	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2438	} else {	3006	if $color & cf::NDI_DEF;
2439	# replace some tags by gcfclient-compatible ones
2440	for ($msg) {
2441	1 while
2442	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2443	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2444	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2445	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2446	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2447	}
2448		3007
2449	if ($color >= 0) {	3008	my $pkt = "msg "
2450	if (0 && $msg =~ /\[/) {	3009	. $self->{json_coder}->encode (
2451	$self->send_packet ("drawextinfo $color 4 0 $msg")	3010	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2452	} else {	3011	);
2453	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2454	$self->send_packet ("drawinfo $color $msg")
2455	}
2456	}
2457	}
2458	}
2459		3012
		3013	$self->send_big_packet ($pkt);
		3014	}
		3015
2460	=item $client->ext_event ($type, %msg)	3016	=item $client->ext_msg ($type, @msg)
2461		3017
2462	Sends an ext event to the client.	3018	Sends an ext event to the client.
2463		3019
2464	=cut	3020	=cut
2465		3021
2466	sub cf::client::ext_event($$%) {	3022	sub cf::client::ext_msg($$@) {
2467	my ($self, $type, %msg) = @_;	3023	my ($self, $type, @msg) = @_;
2468		3024
		3025	if ($self->extcmd == 2) {
		3026	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		3027	} elsif ($self->extcmd == 1) { # TODO: remove
2469	$msg{msgtype} = "event_$type";	3028	push @msg, msgtype => "event_$type";
2470	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	3029	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3030	}
		3031	}
		3032
		3033	=item $client->ext_reply ($msgid, @msg)
		3034
		3035	Sends an ext reply to the client.
		3036
		3037	=cut
		3038
		3039	sub cf::client::ext_reply($$@) {
		3040	my ($self, $id, @msg) = @_;
		3041
		3042	if ($self->extcmd == 2) {
		3043	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		3044	} elsif ($self->extcmd == 1) {
		3045	#TODO: version 1, remove
		3046	unshift @msg, msgtype => "reply", msgid => $id;
		3047	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3048	}
2471	}	3049	}
2472		3050
2473	=item $success = $client->query ($flags, "text", \&cb)	3051	=item $success = $client->query ($flags, "text", \&cb)
2474		3052
2475	Queues a query to the client, calling the given callback with	3053	Queues a query to the client, calling the given callback with
…		…
2530	my ($ns, $buf) = @_;	3108	my ($ns, $buf) = @_;
2531		3109
2532	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3110	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2533		3111
2534	if (ref $msg) {	3112	if (ref $msg) {
		3113	my ($type, $reply, @payload) =
		3114	"ARRAY" eq ref $msg
		3115	? @$msg
		3116	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		3117
		3118	my @reply;
		3119
2535	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3120	if (my $cb = $EXTICMD{$type}) {
2536	if (my %reply = $cb->($ns, $msg)) {	3121	@reply = $cb->($ns, @payload);
2537	$reply{msgid} = $msg->{msgid};
2538	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2539	}
2540	}	3122	}
		3123
		3124	$ns->ext_reply ($reply, @reply)
		3125	if $reply;
		3126
2541	} else {	3127	} else {
2542	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3128	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2543	}	3129	}
2544		3130
2545	cf::override;	3131	cf::override;
…		…
2567		3153
2568	$coro	3154	$coro
2569	}	3155	}
2570		3156
2571	cf::client->attach (	3157	cf::client->attach (
2572	on_destroy => sub {	3158	on_client_destroy => sub {
2573	my ($ns) = @_;	3159	my ($ns) = @_;
2574		3160
2575	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3161	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2576	},	3162	},
2577	);	3163	);
…		…
2592	our $safe = new Safe "safe";	3178	our $safe = new Safe "safe";
2593	our $safe_hole = new Safe::Hole;	3179	our $safe_hole = new Safe::Hole;
2594		3180
2595	$SIG{FPE} = 'IGNORE';	3181	$SIG{FPE} = 'IGNORE';
2596		3182
2597	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3183	$safe->permit_only (Opcode::opset qw(
		3184	:base_core :base_mem :base_orig :base_math :base_loop
		3185	grepstart grepwhile mapstart mapwhile
		3186	sort time
		3187	));
2598		3188
2599	# here we export the classes and methods available to script code	3189	# here we export the classes and methods available to script code
2600		3190
2601	=pod	3191	=pod
2602		3192
2603	The following functions and methods are available within a safe environment:	3193	The following functions and methods are available within a safe environment:
2604		3194
2605	cf::object	3195	cf::object
2606	contr pay_amount pay_player map x y force_find force_add	3196	contr pay_amount pay_player map x y force_find force_add destroy
2607	insert remove	3197	insert remove name archname title slaying race decrease split
		3198	value
2608		3199
2609	cf::object::player	3200	cf::object::player
2610	player	3201	player
2611		3202
2612	cf::player	3203	cf::player
…		…
2617		3208
2618	=cut	3209	=cut
2619		3210
2620	for (	3211	for (
2621	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3212	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2622	insert remove)],	3213	insert remove inv nrof name archname title slaying race
		3214	decrease split destroy change_exp value msg lore send_msg)],
2623	["cf::object::player" => qw(player)],	3215	["cf::object::player" => qw(player)],
2624	["cf::player" => qw(peaceful)],	3216	["cf::player" => qw(peaceful send_msg)],
2625	["cf::map" => qw(trigger)],	3217	["cf::map" => qw(trigger)],
2626	) {	3218	) {
2627	no strict 'refs';	3219	no strict 'refs';
2628	my ($pkg, @funs) = @$_;	3220	my ($pkg, @funs) = @$_;
2629	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3221	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2647		3239
2648	my $qcode = $code;	3240	my $qcode = $code;
2649	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3241	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2650	$qcode =~ s/\n/\\n/g;	3242	$qcode =~ s/\n/\\n/g;
2651		3243
		3244	%vars = (_dummy => 0) unless %vars;
		3245
		3246	my @res;
2652	local $_;	3247	local $_;
2653	local @safe::cf::_safe_eval_args = values %vars;
2654		3248
2655	my $eval =	3249	my $eval =
2656	"do {\n"	3250	"do {\n"
2657	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3251	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2658	. "#line 0 \"{$qcode}\"\n"	3252	. "#line 0 \"{$qcode}\"\n"
2659	. $code	3253	. $code
2660	. "\n}"	3254	. "\n}"
2661	;	3255	;
2662		3256
		3257	if ($CFG{safe_eval}) {
2663	sub_generation_inc;	3258	sub_generation_inc;
		3259	local @safe::cf::_safe_eval_args = values %vars;
2664	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3260	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2665	sub_generation_inc;	3261	sub_generation_inc;
		3262	} else {
		3263	local @cf::_safe_eval_args = values %vars;
		3264	@res = wantarray ? eval eval : scalar eval $eval;
		3265	}
2666		3266
2667	if ($@) {	3267	if ($@) {
2668	warn "$@";	3268	warn "$@";
2669	warn "while executing safe code '$code'\n";	3269	warn "while executing safe code '$code'\n";
2670	warn "with arguments " . (join " ", %vars) . "\n";	3270	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2689	=cut	3289	=cut
2690		3290
2691	sub register_script_function {	3291	sub register_script_function {
2692	my ($fun, $cb) = @_;	3292	my ($fun, $cb) = @_;
2693		3293
2694	no strict 'refs';	3294	$fun = "safe::$fun" if $CFG{safe_eval};
2695	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3295	*$fun = $safe_hole->wrap ($cb);
2696	}	3296	}
2697		3297
2698	=back	3298	=back
2699		3299
2700	=cut	3300	=cut
…		…
2702	#############################################################################	3302	#############################################################################
2703	# the server's init and main functions	3303	# the server's init and main functions
2704		3304
2705	sub load_facedata($) {	3305	sub load_facedata($) {
2706	my ($path) = @_;	3306	my ($path) = @_;
		3307
		3308	# HACK to clear player env face cache, we need some signal framework
		3309	# for this (global event?)
		3310	%ext::player_env::MUSIC_FACE_CACHE = ();
		3311
		3312	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2707		3313
2708	warn "loading facedata from $path\n";	3314	warn "loading facedata from $path\n";
2709		3315
2710	my $facedata;	3316	my $facedata;
2711	0 < aio_load $path, $facedata	3317	0 < aio_load $path, $facedata
…		…
2714	$facedata = Coro::Storable::thaw $facedata;	3320	$facedata = Coro::Storable::thaw $facedata;
2715		3321
2716	$facedata->{version} == 2	3322	$facedata->{version} == 2
2717	or cf::cleanup "$path: version mismatch, cannot proceed.";	3323	or cf::cleanup "$path: version mismatch, cannot proceed.";
2718		3324
		3325	# patch in the exptable
		3326	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
		3327	$facedata->{resource}{"res/exp_table"} = {
		3328	type => FT_RSRC,
		3329	data => $exp_table,
		3330	hash => (Digest::MD5::md5 $exp_table),
		3331	};
		3332	cf::cede_to_tick;
		3333
2719	{	3334	{
2720	my $faces = $facedata->{faceinfo};	3335	my $faces = $facedata->{faceinfo};
2721		3336
2722	while (my ($face, $info) = each %$faces) {	3337	while (my ($face, $info) = each %$faces) {
2723	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3338	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3339
2724	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3340	cf::face::set_visibility $idx, $info->{visibility};
		3341	cf::face::set_magicmap $idx, $info->{magicmap};
2725	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3342	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2726	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3343	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2727	Coro::cede;	3344
		3345	cf::cede_to_tick;
2728	}	3346	}
2729		3347
2730	while (my ($face, $info) = each %$faces) {	3348	while (my ($face, $info) = each %$faces) {
2731	next unless $info->{smooth};	3349	next unless $info->{smooth};
		3350
2732	my $idx = cf::face::find $face	3351	my $idx = cf::face::find $face
2733	or next;	3352	or next;
		3353
2734	if (my $smooth = cf::face::find $info->{smooth}) {	3354	if (my $smooth = cf::face::find $info->{smooth}) {
		3355	cf::face::set_smooth $idx, $smooth;
2735	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3356	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2736	} else {	3357	} else {
2737	warn "smooth face '$info->{smooth}' not found for face '$face'";	3358	warn "smooth face '$info->{smooth}' not found for face '$face'";
2738	}	3359	}
2739	Coro::cede;	3360
		3361	cf::cede_to_tick;
2740	}	3362	}
2741	}	3363	}
2742		3364
2743	{	3365	{
2744	my $anims = $facedata->{animinfo};	3366	my $anims = $facedata->{animinfo};
2745		3367
2746	while (my ($anim, $info) = each %$anims) {	3368	while (my ($anim, $info) = each %$anims) {
2747	cf::anim::set $anim, $info->{frames}, $info->{facings};	3369	cf::anim::set $anim, $info->{frames}, $info->{facings};
2748	Coro::cede;	3370	cf::cede_to_tick;
2749	}	3371	}
2750		3372
2751	cf::anim::invalidate_all; # d'oh	3373	cf::anim::invalidate_all; # d'oh
2752	}	3374	}
2753		3375
		3376	{
		3377	my $res = $facedata->{resource};
		3378
		3379	while (my ($name, $info) = each %$res) {
		3380	if (defined $info->{type}) {
		3381	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3382
		3383	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
		3384	cf::face::set_type $idx, $info->{type};
		3385	} else {
		3386	$RESOURCE{$name} = $info;
		3387	}
		3388
		3389	cf::cede_to_tick;
		3390	}
		3391	}
		3392
		3393	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3394
2754	1	3395	1
2755	}	3396	}
2756		3397
		3398	cf::global->attach (on_resource_update => sub {
		3399	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3400	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3401
		3402	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3403	my $sound = $soundconf->{compat}[$_]
		3404	or next;
		3405
		3406	my $face = cf::face::find "sound/$sound->[1]";
		3407	cf::sound::set $sound->[0] => $face;
		3408	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3409	}
		3410
		3411	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3412	my $face = cf::face::find "sound/$v";
		3413	cf::sound::set $k => $face;
		3414	}
		3415	}
		3416	});
		3417
		3418	register_exticmd fx_want => sub {
		3419	my ($ns, $want) = @_;
		3420
		3421	while (my ($k, $v) = each %$want) {
		3422	$ns->fx_want ($k, $v);
		3423	}
		3424	};
		3425
		3426	sub load_resource_file($) {
		3427	my $guard = lock_acquire "load_resource_file";
		3428
		3429	my $status = load_resource_file_ $_[0];
		3430	get_slot 0.1, 100;
		3431	cf::arch::commit_load;
		3432
		3433	$status
		3434	}
		3435
2757	sub reload_regions {	3436	sub reload_regions {
		3437	# HACK to clear player env face cache, we need some signal framework
		3438	# for this (global event?)
		3439	%ext::player_env::MUSIC_FACE_CACHE = ();
		3440
2758	load_resource_file "$MAPDIR/regions"	3441	load_resource_file "$MAPDIR/regions"
2759	or die "unable to load regions file\n";	3442	or die "unable to load regions file\n";
		3443
		3444	for (cf::region::list) {
		3445	$_->{match} = qr/$_->{match}/
		3446	if exists $_->{match};
		3447	}
2760	}	3448	}
2761		3449
2762	sub reload_facedata {	3450	sub reload_facedata {
2763	load_facedata "$DATADIR/facedata"	3451	load_facedata "$DATADIR/facedata"
2764	or die "unable to load facedata\n";	3452	or die "unable to load facedata\n";
2765	}	3453	}
2766		3454
2767	sub reload_archetypes {	3455	sub reload_archetypes {
2768	load_resource_file "$DATADIR/archetypes"	3456	load_resource_file "$DATADIR/archetypes"
2769	or die "unable to load archetypes\n";	3457	or die "unable to load archetypes\n";
2770	#d# NEED to laod twice to resolve forward references
2771	# this really needs to be done in an extra post-pass
2772	# (which needs to be synchronous, so solve it differently)
2773	load_resource_file "$DATADIR/archetypes"
2774	or die "unable to load archetypes\n";
2775	}	3458	}
2776		3459
2777	sub reload_treasures {	3460	sub reload_treasures {
2778	load_resource_file "$DATADIR/treasures"	3461	load_resource_file "$DATADIR/treasures"
2779	or die "unable to load treasurelists\n";	3462	or die "unable to load treasurelists\n";
2780	}	3463	}
2781		3464
2782	sub reload_resources {	3465	sub reload_resources {
2783	warn "reloading resource files...\n";	3466	warn "reloading resource files...\n";
2784		3467
		3468	reload_facedata;
		3469	reload_archetypes;
2785	reload_regions;	3470	reload_regions;
2786	reload_facedata;
2787	#reload_archetypes;#d#
2788	reload_archetypes;
2789	reload_treasures;	3471	reload_treasures;
2790		3472
2791	warn "finished reloading resource files\n";	3473	warn "finished reloading resource files\n";
2792	}	3474	}
2793		3475
2794	sub init {	3476	sub reload_config {
2795	reload_resources;	3477	warn "reloading config file...\n";
2796	}
2797		3478
2798	sub cfg_load {
2799	open my $fh, "<:utf8", "$CONFDIR/config"	3479	open my $fh, "<:utf8", "$CONFDIR/config"
2800	or return;	3480	or return;
2801		3481
2802	local $/;	3482	local $/;
2803	*CFG = YAML::Syck::Load <$fh>;	3483	*CFG = YAML::XS::Load scalar <$fh>;
2804		3484
2805	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3485	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2806		3486
2807	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3487	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2808	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3488	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2812	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3492	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2813	and die "WARNING: m(un)lockall failed: $!\n";	3493	and die "WARNING: m(un)lockall failed: $!\n";
2814	};	3494	};
2815	warn $@ if $@;	3495	warn $@ if $@;
2816	}	3496	}
		3497
		3498	warn "finished reloading resource files\n";
		3499	}
		3500
		3501	sub pidfile() {
		3502	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3503	or die "$PIDFILE: $!";
		3504	flock $fh, &Fcntl::LOCK_EX
		3505	or die "$PIDFILE: flock: $!";
		3506	$fh
		3507	}
		3508
		3509	# make sure only one server instance is running at any one time
		3510	sub atomic {
		3511	my $fh = pidfile;
		3512
		3513	my $pid = <$fh>;
		3514	kill 9, $pid if $pid > 0;
		3515
		3516	seek $fh, 0, 0;
		3517	print $fh $$;
		3518	}
		3519
		3520	sub main_loop {
		3521	warn "EV::loop starting\n";
		3522	if (1) {
		3523	EV::loop;
		3524	}
		3525	warn "EV::loop returned\n";
		3526	goto &main_loop unless $REALLY_UNLOOP;
2817	}	3527	}
2818		3528
2819	sub main {	3529	sub main {
		3530	cf::init_globals; # initialise logging
		3531
		3532	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3533	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3534	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3535	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3536
		3537	cf::init_experience;
		3538	cf::init_anim;
		3539	cf::init_attackmess;
		3540	cf::init_dynamic;
		3541
		3542	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3543
2820	# we must not ever block the main coroutine	3544	# we must not ever block the main coroutine
2821	local $Coro::idle = sub {	3545	local $Coro::idle = sub {
2822	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3546	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2823	(async {	3547	(async {
2824	Event::one_event;	3548	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3549	EV::loop EV::LOOP_ONESHOT;
2825	})->prio (Coro::PRIO_MAX);	3550	})->prio (Coro::PRIO_MAX);
2826	};	3551	};
2827		3552
2828	cfg_load;	3553	evthread_start IO::AIO::poll_fileno;
		3554
		3555	cf::sync_job {
		3556	cf::load_settings;
		3557	cf::load_materials;
		3558
		3559	reload_resources;
		3560	reload_config;
2829	db_init;	3561	db_init;
		3562
		3563	cf::init_uuid;
		3564	cf::init_signals;
		3565	cf::init_skills;
		3566
		3567	cf::init_beforeplay;
		3568
		3569	atomic;
		3570
2830	load_extensions;	3571	load_extensions;
2831		3572
2832	$TICK_WATCHER->start;	3573	utime time, time, $RUNTIMEFILE;
2833	Event::loop;	3574
		3575	# no (long-running) fork's whatsoever before this point(!)
		3576	use POSIX ();
		3577	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3578
		3579	(pop @POST_INIT)->(0) while @POST_INIT;
		3580	};
		3581
		3582	main_loop;
2834	}	3583	}
2835		3584
2836	#############################################################################	3585	#############################################################################
2837	# initialisation and cleanup	3586	# initialisation and cleanup
2838		3587
2839	# install some emergency cleanup handlers	3588	# install some emergency cleanup handlers
2840	BEGIN {	3589	BEGIN {
		3590	our %SIGWATCHER = ();
2841	for my $signal (qw(INT HUP TERM)) {	3591	for my $signal (qw(INT HUP TERM)) {
2842	Event->signal (	3592	$SIGWATCHER{$signal} = AE::signal $signal, sub {
2843	reentrant => 0,
2844	data => WF_AUTOCANCEL,
2845	signal => $signal,
2846	prio => 0,
2847	cb => sub {
2848	cf::cleanup "SIG$signal";	3593	cf::cleanup "SIG$signal";
2849	},
2850	);	3594	};
2851	}	3595	}
2852	}	3596	}
2853		3597
2854	sub write_runtime {	3598	sub write_runtime_sync {
2855	my $runtime = "$LOCALDIR/runtime";	3599	my $t0 = AE::time;
2856		3600
2857	# first touch the runtime file to show we are still running:	3601	# first touch the runtime file to show we are still running:
2858	# the fsync below can take a very very long time.	3602	# the fsync below can take a very very long time.
2859		3603
2860	IO::AIO::aio_utime $runtime, undef, undef;	3604	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2861		3605
2862	my $guard = cf::lock_acquire "write_runtime";	3606	my $guard = cf::lock_acquire "write_runtime";
2863		3607
2864	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3608	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
2865	or return;	3609	or return;
2866		3610
2867	my $value = $cf::RUNTIME + 90 + 10;	3611	my $value = $cf::RUNTIME + 90 + 10;
2868	# 10 is the runtime save interval, for a monotonic clock	3612	# 10 is the runtime save interval, for a monotonic clock
2869	# 60 allows for the watchdog to kill the server.	3613	# 60 allows for the watchdog to kill the server.
…		…
2879	aio_utime $fh, undef, undef;	3623	aio_utime $fh, undef, undef;
2880		3624
2881	close $fh	3625	close $fh
2882	or return;	3626	or return;
2883		3627
2884	aio_rename "$runtime~", $runtime	3628	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2885	and return;	3629	and return;
2886		3630
2887	warn "runtime file written.\n";	3631	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
2888		3632
2889	1	3633	1
		3634	}
		3635
		3636	our $uuid_lock;
		3637	our $uuid_skip;
		3638
		3639	sub write_uuid_sync($) {
		3640	$uuid_skip ||= $_[0];
		3641
		3642	return if $uuid_lock;
		3643	local $uuid_lock = 1;
		3644
		3645	my $uuid = "$LOCALDIR/uuid";
		3646
		3647	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3648	or return;
		3649
		3650	my $value = uuid_seq uuid_cur;
		3651
		3652	unless ($value) {
		3653	warn "cowardly refusing to write zero uuid value!\n";
		3654	return;
		3655	}
		3656
		3657	my $value = uuid_str $value + $uuid_skip;
		3658	$uuid_skip = 0;
		3659
		3660	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3661	and return;
		3662
		3663	# always fsync - this file is important
		3664	aio_fsync $fh
		3665	and return;
		3666
		3667	close $fh
		3668	or return;
		3669
		3670	aio_rename "$uuid~", $uuid
		3671	and return;
		3672
		3673	warn "uuid file written ($value).\n";
		3674
		3675	1
		3676
		3677	}
		3678
		3679	sub write_uuid($$) {
		3680	my ($skip, $sync) = @_;
		3681
		3682	$sync ? write_uuid_sync $skip
		3683	: async { write_uuid_sync $skip };
2890	}	3684	}
2891		3685
2892	sub emergency_save() {	3686	sub emergency_save() {
2893	my $freeze_guard = cf::freeze_mainloop;	3687	my $freeze_guard = cf::freeze_mainloop;
2894		3688
2895	warn "enter emergency perl save\n";	3689	warn "emergency_perl_save: enter\n";
2896		3690
2897	cf::sync_job {	3691	cf::sync_job {
		3692	# this is a trade-off: we want to be very quick here, so
		3693	# save all maps without fsync, and later call a global sync
		3694	# (which in turn might be very very slow)
		3695	local $USE_FSYNC = 0;
		3696
2898	# use a peculiar iteration method to avoid tripping on perl	3697	# use a peculiar iteration method to avoid tripping on perl
2899	# refcount bugs in for. also avoids problems with players	3698	# refcount bugs in for. also avoids problems with players
2900	# and maps saved/destroyed asynchronously.	3699	# and maps saved/destroyed asynchronously.
2901	warn "begin emergency player save\n";	3700	warn "emergency_perl_save: begin player save\n";
2902	for my $login (keys %cf::PLAYER) {	3701	for my $login (keys %cf::PLAYER) {
2903	my $pl = $cf::PLAYER{$login} or next;	3702	my $pl = $cf::PLAYER{$login} or next;
2904	$pl->valid or next;	3703	$pl->valid or next;
		3704	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2905	$pl->save;	3705	$pl->save;
2906	}	3706	}
2907	warn "end emergency player save\n";	3707	warn "emergency_perl_save: end player save\n";
2908		3708
2909	warn "begin emergency map save\n";	3709	warn "emergency_perl_save: begin map save\n";
2910	for my $path (keys %cf::MAP) {	3710	for my $path (keys %cf::MAP) {
2911	my $map = $cf::MAP{$path} or next;	3711	my $map = $cf::MAP{$path} or next;
2912	$map->valid or next;	3712	$map->valid or next;
2913	$map->save;	3713	$map->save;
2914	}	3714	}
2915	warn "end emergency map save\n";	3715	warn "emergency_perl_save: end map save\n";
2916		3716
2917	warn "begin emergency database checkpoint\n";	3717	warn "emergency_perl_save: begin database checkpoint\n";
2918	BDB::db_env_txn_checkpoint $DB_ENV;	3718	BDB::db_env_txn_checkpoint $DB_ENV;
2919	warn "end emergency database checkpoint\n";	3719	warn "emergency_perl_save: end database checkpoint\n";
		3720
		3721	warn "emergency_perl_save: begin write uuid\n";
		3722	write_uuid_sync 1;
		3723	warn "emergency_perl_save: end write uuid\n";
2920	};	3724	};
2921		3725
		3726	warn "emergency_perl_save: starting sync()\n";
		3727	IO::AIO::aio_sync sub {
		3728	warn "emergency_perl_save: finished sync()\n";
		3729	};
		3730
2922	warn "leave emergency perl save\n";	3731	warn "emergency_perl_save: leave\n";
2923	}	3732	}
2924		3733
2925	sub post_cleanup {	3734	sub post_cleanup {
2926	my ($make_core) = @_;	3735	my ($make_core) = @_;
2927		3736
2928	warn Carp::longmess "post_cleanup backtrace"	3737	warn Carp::longmess "post_cleanup backtrace"
2929	if $make_core;	3738	if $make_core;
		3739
		3740	my $fh = pidfile;
		3741	unlink $PIDFILE if <$fh> == $$;
		3742	}
		3743
		3744	# a safer delete_package, copied from Symbol
		3745	sub clear_package($) {
		3746	my $pkg = shift;
		3747
		3748	# expand to full symbol table name if needed
		3749	unless ($pkg =~ /^main::.*::$/) {
		3750	$pkg = "main$pkg" if $pkg =~ /^::/;
		3751	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3752	$pkg .= '::' unless $pkg =~ /::$/;
		3753	}
		3754
		3755	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3756	my $stem_symtab = *{$stem}{HASH};
		3757
		3758	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3759	or return;
		3760
		3761	# clear all symbols
		3762	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3763	for my $name (keys %$leaf_symtab) {
		3764	_gv_clear *{"$pkg$name"};
		3765	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3766	}
		3767	warn "cleared package $pkg\n";#d#
2930	}	3768	}
2931		3769
2932	sub do_reload_perl() {	3770	sub do_reload_perl() {
2933	# can/must only be called in main	3771	# can/must only be called in main
2934	if ($Coro::current != $Coro::main) {	3772	if ($Coro::current != $Coro::main) {
2935	warn "can only reload from main coroutine";	3773	warn "can only reload from main coroutine";
2936	return;	3774	return;
2937	}	3775	}
2938		3776
		3777	return if $RELOAD++;
		3778
		3779	my $t1 = AE::time;
		3780
		3781	while ($RELOAD) {
2939	warn "reloading...";	3782	warn "reloading...";
2940		3783
2941	warn "entering sync_job";	3784	warn "entering sync_job";
2942		3785
2943	cf::sync_job {	3786	cf::sync_job {
2944	cf::write_runtime; # external watchdog should not bark	3787	cf::write_runtime_sync; # external watchdog should not bark
2945	cf::emergency_save;	3788	cf::emergency_save;
2946	cf::write_runtime; # external watchdog should not bark	3789	cf::write_runtime_sync; # external watchdog should not bark
2947		3790
2948	warn "syncing database to disk";	3791	warn "syncing database to disk";
2949	BDB::db_env_txn_checkpoint $DB_ENV;	3792	BDB::db_env_txn_checkpoint $DB_ENV;
2950		3793
2951	# if anything goes wrong in here, we should simply crash as we already saved	3794	# if anything goes wrong in here, we should simply crash as we already saved
2952		3795
2953	warn "cancelling all WF_AUTOCANCEL watchers";
2954	for (Event::all_watchers) {
2955	$_->cancel if $_->data & WF_AUTOCANCEL;
2956	}
2957
2958	warn "flushing outstanding aio requests";	3796	warn "flushing outstanding aio requests";
2959	for (;;) {
2960	BDB::flush;
2961	IO::AIO::flush;
2962	Coro::cede;
2963	last unless IO::AIO::nreqs || BDB::nreqs;	3797	while (IO::AIO::nreqs || BDB::nreqs) {
2964	warn "iterate...";	3798	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
2965	}
2966
2967	++$RELOAD;
2968
2969	warn "cancelling all extension coros";
2970	$_->cancel for values %EXT_CORO;
2971	%EXT_CORO = ();
2972
2973	warn "removing commands";
2974	%COMMAND = ();
2975
2976	warn "removing ext/exti commands";
2977	%EXTCMD = ();
2978	%EXTICMD = ();
2979
2980	warn "unloading/nuking all extensions";
2981	for my $pkg (@EXTS) {
2982	warn "... unloading $pkg";
2983
2984	if (my $cb = $pkg->can ("unload")) {
2985	eval {
2986	$cb->($pkg);
2987	1
2988	} or warn "$pkg unloaded, but with errors: $@";
2989	}	3799	}
2990		3800
2991	warn "... nuking $pkg";	3801	warn "cancelling all extension coros";
2992	Symbol::delete_package $pkg;	3802	$_->cancel for values %EXT_CORO;
2993	}	3803	%EXT_CORO = ();
2994		3804
2995	warn "unloading all perl modules loaded from $LIBDIR";	3805	warn "removing commands";
2996	while (my ($k, $v) = each %INC) {	3806	%COMMAND = ();
2997	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2998		3807
		3808	warn "removing ext/exti commands";
		3809	%EXTCMD = ();
		3810	%EXTICMD = ();
		3811
		3812	warn "unloading/nuking all extensions";
		3813	for my $pkg (@EXTS) {
2999	warn "... unloading $k";	3814	warn "... unloading $pkg";
3000	delete $INC{$k};
3001		3815
3002	$k =~ s/\.pm$//;
3003	$k =~ s/\//::/g;
3004
3005	if (my $cb = $k->can ("unload_module")) {	3816	if (my $cb = $pkg->can ("unload")) {
		3817	eval {
3006	$cb->();	3818	$cb->($pkg);
		3819	1
		3820	} or warn "$pkg unloaded, but with errors: $@";
		3821	}
		3822
		3823	warn "... clearing $pkg";
		3824	clear_package $pkg;
3007	}	3825	}
3008		3826
3009	Symbol::delete_package $k;	3827	warn "unloading all perl modules loaded from $LIBDIR";
		3828	while (my ($k, $v) = each %INC) {
		3829	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3830
		3831	warn "... unloading $k";
		3832	delete $INC{$k};
		3833
		3834	$k =~ s/\.pm$//;
		3835	$k =~ s/\//::/g;
		3836
		3837	if (my $cb = $k->can ("unload_module")) {
		3838	$cb->();
		3839	}
		3840
		3841	clear_package $k;
3010	}	3842	}
3011		3843
3012	warn "getting rid of safe::, as good as possible";	3844	warn "getting rid of safe::, as good as possible";
3013	Symbol::delete_package "safe::$_"	3845	clear_package "safe::$_"
3014	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3846	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3015		3847
3016	warn "unloading cf.pm \"a bit\"";	3848	warn "unloading cf.pm \"a bit\"";
3017	delete $INC{"cf.pm"};	3849	delete $INC{"cf.pm"};
3018	delete $INC{"cf/pod.pm"};	3850	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3019		3851
3020	# don't, removes xs symbols, too,	3852	# don't, removes xs symbols, too,
3021	# and global variables created in xs	3853	# and global variables created in xs
3022	#Symbol::delete_package __PACKAGE__;	3854	#clear_package __PACKAGE__;
3023		3855
3024	warn "unload completed, starting to reload now";	3856	warn "unload completed, starting to reload now";
3025		3857
3026	warn "reloading cf.pm";	3858	warn "reloading cf.pm";
3027	require cf;	3859	require cf;
3028	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3860	cf::_connect_to_perl_1;
3029		3861
3030	warn "loading config and database again";	3862	warn "loading config and database again";
3031	cf::cfg_load;	3863	cf::reload_config;
3032		3864
3033	warn "loading extensions";	3865	warn "loading extensions";
3034	cf::load_extensions;	3866	cf::load_extensions;
3035		3867
		3868	if ($REATTACH_ON_RELOAD) {
3036	warn "reattaching attachments to objects/players";	3869	warn "reattaching attachments to objects/players";
3037	_global_reattach; # objects, sockets	3870	_global_reattach; # objects, sockets
3038	warn "reattaching attachments to maps";	3871	warn "reattaching attachments to maps";
3039	reattach $_ for values %MAP;	3872	reattach $_ for values %MAP;
3040	warn "reattaching attachments to players";	3873	warn "reattaching attachments to players";
3041	reattach $_ for values %PLAYER;	3874	reattach $_ for values %PLAYER;
		3875	}
3042		3876
		3877	warn "running post_init jobs";
		3878	(pop @POST_INIT)->(1) while @POST_INIT;
		3879
3043	warn "leaving sync_job";	3880	warn "leaving sync_job";
3044		3881
3045	1	3882	1
3046	} or do {	3883	} or do {
3047	warn $@;	3884	warn $@;
3048	warn "error while reloading, exiting.";	3885	cf::cleanup "error while reloading, exiting.";
3049	exit 1;
3050	};	3886	};
3051		3887
3052	warn "reloaded";	3888	warn "reloaded";
		3889	--$RELOAD;
		3890	}
		3891
		3892	$t1 = AE::time - $t1;
		3893	warn "reload completed in ${t1}s\n";
3053	};	3894	};
3054		3895
3055	our $RELOAD_WATCHER; # used only during reload	3896	our $RELOAD_WATCHER; # used only during reload
3056		3897
3057	sub reload_perl() {	3898	sub reload_perl() {
3058	# doing reload synchronously and two reloads happen back-to-back,	3899	# doing reload synchronously and two reloads happen back-to-back,
3059	# coro crashes during coro_state_free->destroy here.	3900	# coro crashes during coro_state_free->destroy here.
3060		3901
3061	$RELOAD_WATCHER ||= Event->timer (	3902	$RELOAD_WATCHER ||= cf::async {
3062	reentrant => 0,	3903	Coro::AIO::aio_wait cache_extensions;
3063	after => 0,	3904
3064	data => WF_AUTOCANCEL,	3905	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3065	cb => sub {
3066	do_reload_perl;	3906	do_reload_perl;
3067	undef $RELOAD_WATCHER;	3907	undef $RELOAD_WATCHER;
3068	},	3908	};
3069	);	3909	};
3070	}	3910	}
3071		3911
3072	register_command "reload" => sub {	3912	register_command "reload" => sub {
3073	my ($who, $arg) = @_;	3913	my ($who, $arg) = @_;
3074		3914
3075	if ($who->flag (FLAG_WIZ)) {	3915	if ($who->flag (FLAG_WIZ)) {
3076	$who->message ("reloading server.");	3916	$who->message ("reloading server.");
		3917	async {
		3918	$Coro::current->{desc} = "perl_reload";
3077	async { reload_perl };	3919	reload_perl;
		3920	};
3078	}	3921	}
3079	};	3922	};
3080		3923
3081	unshift @INC, $LIBDIR;	3924	unshift @INC, $LIBDIR;
3082		3925
…		…
3084		3927
3085	our @WAIT_FOR_TICK;	3928	our @WAIT_FOR_TICK;
3086	our @WAIT_FOR_TICK_BEGIN;	3929	our @WAIT_FOR_TICK_BEGIN;
3087		3930
3088	sub wait_for_tick {	3931	sub wait_for_tick {
3089	return unless $TICK_WATCHER->is_active;
3090	return if $Coro::current == $Coro::main;	3932	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3091		3933
3092	my $signal = new Coro::Signal;	3934	my $signal = new Coro::Signal;
3093	push @WAIT_FOR_TICK, $signal;	3935	push @WAIT_FOR_TICK, $signal;
3094	$signal->wait;	3936	$signal->wait;
3095	}	3937	}
3096		3938
3097	sub wait_for_tick_begin {	3939	sub wait_for_tick_begin {
3098	return unless $TICK_WATCHER->is_active;
3099	return if $Coro::current == $Coro::main;	3940	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3100		3941
3101	my $signal = new Coro::Signal;	3942	my $signal = new Coro::Signal;
3102	push @WAIT_FOR_TICK_BEGIN, $signal;	3943	push @WAIT_FOR_TICK_BEGIN, $signal;
3103	$signal->wait;	3944	$signal->wait;
3104	}	3945	}
3105		3946
3106	my $min = 1e6;#d#	3947	sub tick {
3107	my $avg = 10;
3108	$TICK_WATCHER = Event->timer (
3109	reentrant => 0,
3110	parked => 1,
3111	prio => 0,
3112	at => $NEXT_TICK || $TICK,
3113	data => WF_AUTOCANCEL,
3114	cb => sub {
3115	if ($Coro::current != $Coro::main) {	3948	if ($Coro::current != $Coro::main) {
3116	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3949	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3117	unless ++$bug_warning > 10;	3950	unless ++$bug_warning > 10;
3118	return;	3951	return;
3119	}	3952	}
3120		3953
3121	$NOW = $tick_start = Event::time;
3122
3123	cf::server_tick; # one server iteration	3954	cf::server_tick; # one server iteration
3124		3955
3125	0 && sync_job {#d#	3956	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3126	for(1..10) {
3127	my $t = Event::time;
3128	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3129	or die;
3130		3957
3131	$map->width (50);	3958	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3132	$map->height (50);	3959	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3133	$map->alloc;	3960	Coro::async_pool {
3134	$map->_load_objects ("/tmp/x.map", 1);	3961	$Coro::current->{desc} = "runtime saver";
3135	my $t = Event::time - $t;	3962	write_runtime_sync
3136		3963	or warn "ERROR: unable to write runtime file: $!";
3137	#next unless $t < 0.0013;#d#
3138	if ($t < $min) {
3139	$min = $t;
3140	}
3141	$avg = $avg * 0.99 + $t * 0.01;
3142	}
3143	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3144	exit 0;
3145	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3146	};	3964	};
		3965	}
3147		3966
3148	$RUNTIME += $TICK;
3149	$NEXT_TICK += $TICK;
3150
3151	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3152	$NEXT_RUNTIME_WRITE = $NOW + 10;
3153	Coro::async_pool {
3154	write_runtime
3155	or warn "ERROR: unable to write runtime file: $!";
3156	};
3157	}
3158
3159	# my $AFTER = Event::time;
3160	# warn $AFTER - $NOW;#d#
3161
3162	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3967	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3163	$sig->send;	3968	$sig->send;
3164	}	3969	}
3165	while (my $sig = shift @WAIT_FOR_TICK) {	3970	while (my $sig = shift @WAIT_FOR_TICK) {
3166	$sig->send;	3971	$sig->send;
3167	}	3972	}
3168		3973
3169	$NOW = Event::time;	3974	$LOAD = ($NOW - $TICK_START) / $TICK;
3170
3171	# if we are delayed by four ticks or more, skip them all
3172	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3173
3174	$TICK_WATCHER->at ($NEXT_TICK);
3175	$TICK_WATCHER->start;
3176
3177	$LOAD = ($NOW - $tick_start) / $TICK;
3178	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3975	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3179		3976
3180	_post_tick;	3977	if (0) {
3181		3978	if ($NEXT_TICK) {
3182		3979	my $jitter = $TICK_START - $NEXT_TICK;
		3980	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3981	warn "jitter $JITTER\n";#d#
		3982	}
3183	},	3983	}
3184	);	3984	}
3185		3985
3186	{	3986	{
3187	BDB::max_poll_time $TICK * 0.1;	3987	# configure BDB
3188	$BDB_POLL_WATCHER = Event->io (	3988
3189	reentrant => 0,
3190	fd => BDB::poll_fileno,
3191	poll => 'r',
3192	prio => 0,
3193	data => WF_AUTOCANCEL,
3194	cb => \&BDB::poll_cb,
3195	);
3196	BDB::min_parallel 8;	3989	BDB::min_parallel 16;
3197		3990	BDB::max_poll_reqs $TICK * 0.1;
3198	BDB::set_sync_prepare {	3991	$AnyEvent::BDB::WATCHER->priority (1);
3199	my $status;
3200	my $current = $Coro::current;
3201	(
3202	sub {
3203	$status = $!;
3204	$current->ready; undef $current;
3205	},
3206	sub {
3207	Coro::schedule while defined $current;
3208	$! = $status;
3209	},
3210	)
3211	};
3212		3992
3213	unless ($DB_ENV) {	3993	unless ($DB_ENV) {
3214	$DB_ENV = BDB::db_env_create;	3994	$DB_ENV = BDB::db_env_create;
		3995	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3996	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3997	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3998	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3999	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3215		4000
3216	cf::sync_job {	4001	cf::sync_job {
3217	eval {	4002	eval {
3218	BDB::db_env_open	4003	BDB::db_env_open
3219	$DB_ENV,	4004	$DB_ENV,
…		…
3221	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4006	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3222	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4007	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3223	0666;	4008	0666;
3224		4009
3225	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4010	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3226
3227	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3228	$DB_ENV->set_lk_detect;
3229	};	4011	};
3230		4012
3231	cf::cleanup "db_env_open(db): $@" if $@;	4013	cf::cleanup "db_env_open(db): $@" if $@;
3232	};	4014	};
3233	}	4015	}
		4016
		4017	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4018	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4019	};
		4020	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4021	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4022	};
		4023	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4024	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4025	};
3234	}	4026	}
3235		4027
3236	{	4028	{
		4029	# configure IO::AIO
		4030
3237	IO::AIO::min_parallel 8;	4031	IO::AIO::min_parallel 8;
3238
3239	undef $Coro::AIO::WATCHER;
3240	IO::AIO::max_poll_time $TICK * 0.1;	4032	IO::AIO::max_poll_time $TICK * 0.1;
3241	$AIO_POLL_WATCHER = Event->io (	4033	undef $AnyEvent::AIO::WATCHER;
3242	reentrant => 0,
3243	data => WF_AUTOCANCEL,
3244	fd => IO::AIO::poll_fileno,
3245	poll => 'r',
3246	prio => 6,
3247	cb => \&IO::AIO::poll_cb,
3248	);
3249	}	4034	}
3250		4035
3251	my $_log_backtrace;	4036	my $_log_backtrace;
3252		4037
3253	sub _log_backtrace {	4038	sub _log_backtrace {
…		…
3256	$msg =~ s/\n//;	4041	$msg =~ s/\n//;
3257		4042
3258	# limit the # of concurrent backtraces	4043	# limit the # of concurrent backtraces
3259	if ($_log_backtrace < 2) {	4044	if ($_log_backtrace < 2) {
3260	++$_log_backtrace;	4045	++$_log_backtrace;
		4046	my $perl_bt = Carp::longmess $msg;
3261	async {	4047	async {
		4048	$Coro::current->{desc} = "abt $msg";
		4049
3262	my @bt = fork_call {	4050	my @bt = fork_call {
3263	@addr = map { sprintf "%x", $_ } @addr;	4051	@addr = map { sprintf "%x", $_ } @addr;
3264	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4052	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3265	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4053	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3266	or die "addr2line: $!";	4054	or die "addr2line: $!";
…		…
3274	}	4062	}
3275		4063
3276	@funcs	4064	@funcs
3277	};	4065	};
3278		4066
3279	LOG llevInfo, "[ABT] $msg\n";	4067	LOG llevInfo, "[ABT] $perl_bt\n";
		4068	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3280	LOG llevInfo, "[ABT] $_\n" for @bt;	4069	LOG llevInfo, "[ABT] $_\n" for @bt;
3281	--$_log_backtrace;	4070	--$_log_backtrace;
3282	};	4071	};
3283	} else {	4072	} else {
3284	LOG llevInfo, "[ABT] $msg\n";	4073	LOG llevInfo, "[ABT] $msg\n";
3285	LOG llevInfo, "[ABT] [suppressed]\n";	4074	LOG llevInfo, "[ABT] [suppressed]\n";
3286	}	4075	}
3287	}	4076	}
3288		4077
3289	# load additional modules	4078	# load additional modules
3290	use cf::pod;	4079	require "cf/$_.pm" for @EXTRA_MODULES;
		4080	cf::_connect_to_perl_2;
3291		4081
3292	END { cf::emergency_save }	4082	END { cf::emergency_save }
3293		4083
3294	1	4084	1
3295		4085

Diff Legend

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