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 1.312 by root, Sat Jul 21 18:01:26 2007 UTC vs.
Revision 1.523 by root, Sat Apr 17 02:39:46 2010 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
		25	use 5.10.0;
3	use utf8;	26	use utf8;
4	use strict;	27	use strict qw(vars subs);
5		28
6	use Symbol;	29	use Symbol;
7	use List::Util;	30	use List::Util;
8	use Socket;	31	use Socket;
9	use Storable;	32	use EV;
10	use Event;
11	use Opcode;	33	use Opcode;
12	use Safe;	34	use Safe;
13	use Safe::Hole;	35	use Safe::Hole;
		36	use Storable ();
		37	use Carp ();
14		38
		39	use Guard ();
15	use Coro 3.61 ();	40	use Coro ();
16	use Coro::State;	41	use Coro::State;
17	use Coro::Handle;	42	use Coro::Handle;
		43	use Coro::EV;
18	use Coro::Event;	44	use Coro::AnyEvent;
19	use Coro::Timer;	45	use Coro::Timer;
20	use Coro::Signal;	46	use Coro::Signal;
21	use Coro::Semaphore;	47	use Coro::Semaphore;
		48	use Coro::SemaphoreSet;
		49	use Coro::AnyEvent;
22	use Coro::AIO;	50	use Coro::AIO;
		51	use Coro::BDB 1.6;
23	use Coro::Storable;	52	use Coro::Storable;
		53	use Coro::Util ();
24		54
25	use JSON::XS 1.4 ();	55	use JSON::XS 2.01 ();
26	use BDB ();	56	use BDB ();
27	use Data::Dumper;	57	use Data::Dumper;
28	use Digest::MD5;
29	use Fcntl;	58	use Fcntl;
30	use YAML::Syck ();	59	use YAML::XS ();
31	use IO::AIO 2.32 ();	60	use IO::AIO ();
32	use Time::HiRes;	61	use Time::HiRes;
33	use Compress::LZF;	62	use Compress::LZF;
34	use Digest::MD5 ();	63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
35		66
36	# configure various modules to our taste	67	# configure various modules to our taste
37	#	68	#
38	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
39	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";
40	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
41		77
42	$Event::Eval = 1; # no idea why this is required, but it is	78	# strictly for debugging
43		79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
44	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
45	$YAML::Syck::ImplicitUnicode = 1;
46
47	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
48		80
49	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
50		82
51	our %COMMAND = ();	83	our %COMMAND = ();
52	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
55	our %EXTCMD = ();	87	our %EXTCMD = ();
56	our %EXTICMD = ();	88	our %EXTICMD = ();
57	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
58	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
59		91
60	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
61	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
62		96
63	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
64	our $DATADIR = datadir;	98	our $DATADIR = datadir;
65	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
66	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
67	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
68	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
73	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;
74		115
75	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	116	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
76	our $TICK_WATCHER;
77	our $AIO_POLL_WATCHER;
78	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	117	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
79	our $NEXT_TICK;	118	our $NEXT_TICK;
80	our $NOW;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off	119	our $USE_FSYNC = 1; # use fsync to write maps - default on
82		120
		121	our $BDB_DEADLOCK_WATCHER;
		122	our $BDB_CHECKPOINT_WATCHER;
83	our $BDB_POLL_WATCHER;	123	our $BDB_TRICKLE_WATCHER;
84	our $DB_ENV;	124	our $DB_ENV;
		125
		126	our @EXTRA_MODULES = qw(pod match mapscript);
85		127
86	our %CFG;	128	our %CFG;
87		129
88	our $UPTIME; $UPTIME ||= time;	130	our $UPTIME; $UPTIME ||= time;
89	our $RUNTIME;	131	our $RUNTIME;
		132	our $NOW;
90		133
91	our %PLAYER; # all users	134	our (%PLAYER, %PLAYER_LOADING); # all users
92	our %MAP; # all maps	135	our (%MAP, %MAP_LOADING ); # all maps
93	our $LINK_MAP; # the special {link} map, which is always available	136	our $LINK_MAP; # the special {link} map, which is always available
94		137
95	# 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 ∕
96	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	139	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
97		140
98	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)
99	our $LOADAVG; # same thing, but with alpha-smoothing	142	our $LOADAVG; # same thing, but with alpha-smoothing
		143	our $JITTER; # average jitter
100	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 $REALLY_UNLOOP; # never set to true, please :)
101		150
102	binmode STDOUT;	151	binmode STDOUT;
103	binmode STDERR;	152	binmode STDERR;
104		153
105	# read virtual server time, if available	154	# read virtual server time, if available
106	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	155	unless ($RUNTIME || !-e $RUNTIMEFILE) {
107	open my $fh, "<", "$LOCALDIR/runtime"	156	open my $fh, "<", $RUNTIMEFILE
108	or die "unable to read runtime file: $!";	157	or die "unable to read $RUNTIMEFILE file: $!";
109	$RUNTIME = <$fh> + 0.;	158	$RUNTIME = <$fh> + 0.;
110	}	159	}
		160
		161	eval "sub TICK() { $TICK } 1" or die;
111		162
112	mkdir $_	163	mkdir $_
113	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	164	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
114		165
115	our $EMERGENCY_POSITION;	166	our $EMERGENCY_POSITION;
116		167
117	sub cf::map::normalise;	168	sub cf::map::normalise;
		169
		170	sub in_main() {
		171	$Coro::current == $Coro::main
		172	}
		173
		174	#############################################################################
		175
		176	%REFLECT = ();
		177	for (@REFLECT) {
		178	my $reflect = JSON::XS::decode_json $_;
		179	$REFLECT{$reflect->{class}} = $reflect;
		180	}
		181
		182	# this is decidedly evil
		183	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
118		184
119	#############################################################################	185	#############################################################################
120		186
121	=head2 GLOBAL VARIABLES	187	=head2 GLOBAL VARIABLES
122		188
…		…
158		224
159	The raw value load value from the last tick.	225	The raw value load value from the last tick.
160		226
161	=item %cf::CFG	227	=item %cf::CFG
162		228
163	Configuration for the server, loaded from C</etc/crossfire/config>, or	229	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
164	from wherever your confdir points to.	230	from wherever your confdir points to.
165		231
166	=item cf::wait_for_tick, cf::wait_for_tick_begin	232	=item cf::wait_for_tick, cf::wait_for_tick_begin
167		233
168	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	234	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
169	returns directly I<after> the tick processing (and consequently, can only wake one process	235	returns directly I<after> the tick processing (and consequently, can only wake one process
170	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	236	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
171		237
172	=item @cf::INVOKE_RESULTS	238	=item @cf::INVOKE_RESULTS
173		239
174	This array contains the results of the last C<invoke ()> call. When	240	This array contains the results of the last C<invoke ()> call. When
175	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	241	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
176	that call.	242	that call.
177		243
		244	=item %cf::REFLECT
		245
		246	Contains, for each (C++) class name, a hash reference with information
		247	about object members (methods, scalars, arrays and flags) and other
		248	metadata, which is useful for introspection.
		249
178	=back	250	=back
179		251
180	=cut	252	=cut
181		253
182	BEGIN {	254	$Coro::State::WARNHOOK = sub {
183	*CORE::GLOBAL::warn = sub {
184	my $msg = join "", @_;	255	my $msg = join "", @_;
185		256
186	$msg .= "\n"	257	$msg .= "\n"
187	unless $msg =~ /\n$/;	258	unless $msg =~ /\n$/;
188		259
189	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	260	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
190		261
191	utf8::encode $msg;
192	LOG llevError, $msg;	262	LOG llevError, $msg;
193	};	263	};
194	}	264
		265	$Coro::State::DIEHOOK = sub {
		266	return unless $^S eq 0; # "eq", not "=="
		267
		268	warn Carp::longmess $_[0];
		269
		270	if (in_main) {#d#
		271	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		272	return;#d#
		273	}#d#
		274
		275	# kill coroutine otherwise
		276	Coro::terminate
		277	};
195		278
196	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	279	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
197	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	280	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
198	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	281	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
199	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	282	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
206	for my $pkg (qw(	289	for my $pkg (qw(
207	cf::global cf::attachable	290	cf::global cf::attachable
208	cf::object cf::object::player	291	cf::object cf::object::player
209	cf::client cf::player	292	cf::client cf::player
210	cf::arch cf::living	293	cf::arch cf::living
		294	cf::map cf::mapspace
211	cf::map cf::party cf::region	295	cf::party cf::region
212	)) {	296	)) {
213	no strict 'refs';
214	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	297	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
215	}	298	}
216		299
217	$Event::DIED = sub {	300	$EV::DIED = sub {
218	warn "error in event callback: @_";	301	Carp::cluck "error in event callback: @_";
219	};	302	};
220		303
221	#############################################################################	304	#############################################################################
222		305
223	=head2 UTILITY FUNCTIONS	306	=head2 UTILITY FUNCTIONS
…		…
245	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	328	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
246	$d	329	$d
247	} || "[unable to dump $_[0]: '$@']";	330	} || "[unable to dump $_[0]: '$@']";
248	}	331	}
249		332
250	=item $ref = cf::from_json $json	333	=item $ref = cf::decode_json $json
251		334
252	Converts a JSON string into the corresponding perl data structure.	335	Converts a JSON string into the corresponding perl data structure.
253		336
254	=item $json = cf::to_json $ref	337	=item $json = cf::encode_json $ref
255		338
256	Converts a perl data structure into its JSON representation.	339	Converts a perl data structure into its JSON representation.
257		340
258	=cut	341	=cut
259		342
260	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	343	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
261		344
262	sub to_json ($) { $json_coder->encode ($_[0]) }	345	sub encode_json($) { $json_coder->encode ($_[0]) }
263	sub from_json ($) { $json_coder->decode ($_[0]) }	346	sub decode_json($) { $json_coder->decode ($_[0]) }
		347
		348	=item cf::post_init { BLOCK }
		349
		350	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		351	but I<before> the server starts ticking again.
		352
		353	The cdoeblock will have a single boolean argument to indicate whether this
		354	is a reload or not.
		355
		356	=cut
		357
		358	sub post_init(&) {
		359	push @POST_INIT, shift;
		360	}
264		361
265	=item cf::lock_wait $string	362	=item cf::lock_wait $string
266		363
267	Wait until the given lock is available. See cf::lock_acquire.	364	Wait until the given lock is available. See cf::lock_acquire.
268		365
269	=item my $lock = cf::lock_acquire $string	366	=item my $lock = cf::lock_acquire $string
270		367
271	Wait until the given lock is available and then acquires it and returns	368	Wait until the given lock is available and then acquires it and returns
272	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	369	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
273	for example when the coroutine gets canceled), the lock is automatically	370	for example when the coroutine gets canceled), the lock is automatically
274	returned.	371	returned.
275		372
		373	Locks are *not* recursive, locking from the same coro twice results in a
		374	deadlocked coro.
		375
276	Lock names should begin with a unique identifier (for example, cf::map::find	376	Lock names should begin with a unique identifier (for example, cf::map::find
277	uses map_find and cf::map::load uses map_load).	377	uses map_find and cf::map::load uses map_load).
278		378
279	=item $locked = cf::lock_active $string	379	=item $locked = cf::lock_active $string
280		380
281	Return true if the lock is currently active, i.e. somebody has locked it.	381	Return true if the lock is currently active, i.e. somebody has locked it.
282		382
283	=cut	383	=cut
284		384
285	our %LOCK;	385	our $LOCKS = new Coro::SemaphoreSet;
286		386
287	sub lock_wait($) {	387	sub lock_wait($) {
288	my ($key) = @_;	388	$LOCKS->wait ($_[0]);
289
290	# wait for lock, if any
291	while ($LOCK{$key}) {
292	push @{ $LOCK{$key} }, $Coro::current;
293	Coro::schedule;
294	}
295	}	389	}
296		390
297	sub lock_acquire($) {	391	sub lock_acquire($) {
298	my ($key) = @_;	392	$LOCKS->guard ($_[0])
299
300	# wait, to be sure we are not locked
301	lock_wait $key;
302
303	$LOCK{$key} = [];
304
305	Coro::guard {
306	# wake up all waiters, to be on the safe side
307	$_->ready for @{ delete $LOCK{$key} };
308	}
309	}	393	}
310		394
311	sub lock_active($) {	395	sub lock_active($) {
312	my ($key) = @_;	396	$LOCKS->count ($_[0]) < 1
313
314	! ! $LOCK{$key}
315	}	397	}
316		398
317	sub freeze_mainloop {	399	sub freeze_mainloop {
318	return unless $TICK_WATCHER->is_active;	400	tick_inhibit_inc;
319		401
320	my $guard = Coro::guard {	402	&Guard::guard (\&tick_inhibit_dec);
321	$TICK_WATCHER->start;	403	}
		404
		405	=item cf::periodic $interval, $cb
		406
		407	Like EV::periodic, but randomly selects a starting point so that the actions
		408	get spread over time.
		409
		410	=cut
		411
		412	sub periodic($$) {
		413	my ($interval, $cb) = @_;
		414
		415	my $start = rand List::Util::min 180, $interval;
		416
		417	EV::periodic $start, $interval, 0, $cb
		418	}
		419
		420	=item cf::get_slot $time[, $priority[, $name]]
		421
		422	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		423	This call blocks and returns only when you have at least C<$time> seconds
		424	of cpu time till the next tick. The slot is only valid till the next cede.
		425
		426	The optional C<$name> can be used to identify the job to run. It might be
		427	used for statistical purposes and should identify the same time-class.
		428
		429	Useful for short background jobs.
		430
		431	=cut
		432
		433	our @SLOT_QUEUE;
		434	our $SLOT_QUEUE;
		435	our $SLOT_DECAY = 0.9;
		436
		437	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		438	$SLOT_QUEUE = Coro::async {
		439	$Coro::current->desc ("timeslot manager");
		440
		441	my $signal = new Coro::Signal;
		442	my $busy;
		443
		444	while () {
		445	next_job:
		446
		447	my $avail = cf::till_tick;
		448
		449	for (0 .. $#SLOT_QUEUE) {
		450	if ($SLOT_QUEUE[$_][0] <= $avail) {
		451	$busy = 0;
		452	my $job = splice @SLOT_QUEUE, $_, 1, ();
		453	$job->[2]->send;
		454	Coro::cede;
		455	goto next_job;
		456	} else {
		457	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
		458	}
		459	}
		460
		461	if (@SLOT_QUEUE) {
		462	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		463	push @cf::WAIT_FOR_TICK, $signal;
		464	$signal->wait;
		465	} else {
		466	$busy = 0;
		467	Coro::schedule;
		468	}
322	};	469	}
323	$TICK_WATCHER->stop;	470	};
324	$guard	471
		472	sub get_slot($;$$) {
		473	return if tick_inhibit || $Coro::current == $Coro::main;
		474
		475	my ($time, $pri, $name) = @_;
		476
		477	$time = clamp $time, 0.01, $TICK * .6;
		478
		479	my $sig = new Coro::Signal;
		480
		481	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		482	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		483	$SLOT_QUEUE->ready;
		484	$sig->wait;
325	}	485	}
326		486
327	=item cf::async { BLOCK }	487	=item cf::async { BLOCK }
328		488
329	Currently the same as Coro::async_pool, meaning you cannot use	489	Currently the same as Coro::async_pool, meaning you cannot use
…		…
334		494
335	BEGIN { *async = \&Coro::async_pool }	495	BEGIN { *async = \&Coro::async_pool }
336		496
337	=item cf::sync_job { BLOCK }	497	=item cf::sync_job { BLOCK }
338		498
339	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	499	The design of Deliantra requires that the main coroutine ($Coro::main)
340	is always able to handle events or runnable, as Crossfire TRT is only	500	is always able to handle events or runnable, as Deliantra is only
341	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	501	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
342	acceptable.	502	acceptable.
343		503
344	If it must be done, put the blocking parts into C<sync_job>. This will run	504	If it must be done, put the blocking parts into C<sync_job>. This will run
345	the given BLOCK in another coroutine while waiting for the result. The	505	the given BLOCK in another coroutine while waiting for the result. The
…		…
350		510
351	sub sync_job(&) {	511	sub sync_job(&) {
352	my ($job) = @_;	512	my ($job) = @_;
353		513
354	if ($Coro::current == $Coro::main) {	514	if ($Coro::current == $Coro::main) {
355	my $time = Event::time;	515	my $time = AE::time;
356		516
357	# this is the main coro, too bad, we have to block	517	# this is the main coro, too bad, we have to block
358	# till the operation succeeds, freezing the server :/	518	# till the operation succeeds, freezing the server :/
359		519
360	# TODO: use suspend/resume instead	520	LOG llevError, Carp::longmess "sync job";#d#
361	# (but this is cancel-safe)	521
362	my $freeze_guard = freeze_mainloop;	522	my $freeze_guard = freeze_mainloop;
363		523
364	my $busy = 1;	524	my $busy = 1;
365	my @res;	525	my @res;
366		526
367	(async {	527	(async {
		528	$Coro::current->desc ("sync job coro");
368	@res = eval { $job->() };	529	@res = eval { $job->() };
369	warn $@ if $@;	530	warn $@ if $@;
370	undef $busy;	531	undef $busy;
371	})->prio (Coro::PRIO_MAX);	532	})->prio (Coro::PRIO_MAX);
372		533
373	while ($busy) {	534	while ($busy) {
374	Coro::cede or Event::one_event;	535	if (Coro::nready) {
		536	Coro::cede_notself;
		537	} else {
		538	EV::loop EV::LOOP_ONESHOT;
375	}	539	}
		540	}
376		541
377	$time = Event::time - $time;	542	my $time = AE::time - $time;
378		543
379	LOG llevError | logBacktrace, Carp::longmess "long sync job"
380	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
381
382	$tick_start += $time; # do not account sync jobs to server load	544	$TICK_START += $time; # do not account sync jobs to server load
383		545
384	wantarray ? @res : $res[0]	546	wantarray ? @res : $res[0]
385	} else {	547	} else {
386	# we are in another coroutine, how wonderful, everything just works	548	# we are in another coroutine, how wonderful, everything just works
387		549
…		…
412	=item fork_call { }, $args	574	=item fork_call { }, $args
413		575
414	Executes the given code block with the given arguments in a seperate	576	Executes the given code block with the given arguments in a seperate
415	process, returning the results. Everything must be serialisable with	577	process, returning the results. Everything must be serialisable with
416	Coro::Storable. May, of course, block. Note that the executed sub may	578	Coro::Storable. May, of course, block. Note that the executed sub may
417	never block itself or use any form of Event handling.	579	never block itself or use any form of event handling.
418		580
419	=cut	581	=cut
420
421	sub _store_scalar {
422	open my $fh, ">", \my $buf
423	or die "fork_call: cannot open fh-to-buf in child : $!";
424	Storable::store_fd $_[0], $fh;
425	close $fh;
426
427	$buf
428	}
429		582
430	sub fork_call(&@) {	583	sub fork_call(&@) {
431	my ($cb, @args) = @_;	584	my ($cb, @args) = @_;
432		585
433	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	586	# we seemingly have to make a local copy of the whole thing,
434	# or die "socketpair: $!";	587	# otherwise perl prematurely frees the stuff :/
435	pipe my $fh1, my $fh2	588	# TODO: investigate and fix (likely this will be rather laborious)
436	or die "pipe: $!";
437		589
438	if (my $pid = fork) {	590	my @res = Coro::Util::fork_eval {
439	close $fh2;
440
441	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
442	warn "pst<$res>" unless $res =~ /^pst/;
443	$res = Coro::Storable::thaw $res;
444
445	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
446
447	Carp::confess $$res unless "ARRAY" eq ref $res;
448
449	return wantarray ? @$res : $res->[-1];
450	} else {
451	reset_signals;	591	reset_signals;
452	local $SIG{__WARN__};	592	&$cb
453	local $SIG{__DIE__};	593	}, @args;
454	# just in case, this hack effectively disables event
455	# in the child. cleaner and slower would be canceling all watchers,
456	# but this works for the time being.
457	local $Coro::idle;
458	$Coro::current->prio (Coro::PRIO_MAX);
459		594
460	eval {	595	wantarray ? @res : $res[-1]
461	close $fh1;	596	}
462		597
463	my @res = eval { $cb->(@args) };	598	sub objinfo {
464
465	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;
466	close $fh2;
467	};
468
469	warn $@ if $@;
470	_exit 0;
471	}	599	(
		600	"counter value" => cf::object::object_count,
		601	"objects created" => cf::object::create_count,
		602	"objects destroyed" => cf::object::destroy_count,
		603	"freelist size" => cf::object::free_count,
		604	"allocated objects" => cf::object::objects_size,
		605	"active objects" => cf::object::actives_size,
		606	)
		607	}
		608
		609	=item $coin = coin_from_name $name
		610
		611	=cut
		612
		613	our %coin_alias = (
		614	"silver" => "silvercoin",
		615	"silvercoin" => "silvercoin",
		616	"silvercoins" => "silvercoin",
		617	"gold" => "goldcoin",
		618	"goldcoin" => "goldcoin",
		619	"goldcoins" => "goldcoin",
		620	"platinum" => "platinacoin",
		621	"platinumcoin" => "platinacoin",
		622	"platinumcoins" => "platinacoin",
		623	"platina" => "platinacoin",
		624	"platinacoin" => "platinacoin",
		625	"platinacoins" => "platinacoin",
		626	"royalty" => "royalty",
		627	"royalties" => "royalty",
		628	);
		629
		630	sub coin_from_name($) {
		631	$coin_alias{$_[0]}
		632	? cf::arch::find $coin_alias{$_[0]}
		633	: undef
472	}	634	}
473		635
474	=item $value = cf::db_get $family => $key	636	=item $value = cf::db_get $family => $key
475		637
476	Returns a single value from the environment database.	638	Returns a single value from the environment database.
…		…
478	=item cf::db_put $family => $key => $value	640	=item cf::db_put $family => $key => $value
479		641
480	Stores the given C<$value> in the family. It can currently store binary	642	Stores the given C<$value> in the family. It can currently store binary
481	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	643	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
482		644
		645	=item $db = cf::db_table "name"
		646
		647	Create and/or open a new database table. The string must not be "db" and must be unique
		648	within each server.
		649
483	=cut	650	=cut
		651
		652	sub db_table($) {
		653	my ($name) = @_;
		654	my $db = BDB::db_create $DB_ENV;
		655
		656	eval {
		657	$db->set_flags (BDB::CHKSUM);
		658
		659	utf8::encode $name;
		660	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		661	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		662	cf::cleanup "db_open(db): $!" if $!;
		663	};
		664	cf::cleanup "db_open(db): $@" if $@;
		665
		666	$db
		667	}
484		668
485	our $DB;	669	our $DB;
486		670
487	sub db_init {	671	sub db_init {
488	unless ($DB) {
489	$DB = BDB::db_create $DB_ENV;
490
491	cf::sync_job {	672	cf::sync_job {
492	eval {	673	$DB ||= db_table "db";
493	$DB->set_flags (BDB::CHKSUM);
494
495	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
496	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
497	cf::cleanup "db_open(db): $!" if $!;
498	};
499	cf::cleanup "db_open(db): $@" if $@;
500	};
501	}	674	};
502	}	675	}
503		676
504	sub db_get($$) {	677	sub db_get($$) {
505	my $key = "$_[0]/$_[1]";	678	my $key = "$_[0]/$_[1]";
506		679
…		…
556	if (1) {	729	if (1) {
557	$md5 =	730	$md5 =
558	join "\x00",	731	join "\x00",
559	$processversion,	732	$processversion,
560	map {	733	map {
561	Coro::cede;	734	cf::cede_to_tick;
562	($src->[$_], Digest::MD5::md5_hex $data[$_])	735	($src->[$_], Digest::MD5::md5_hex $data[$_])
563	} 0.. $#$src;	736	} 0.. $#$src;
564		737
565		738
566	my $dbmd5 = db_get cache => "$id/md5";	739	my $dbmd5 = db_get cache => "$id/md5";
…		…
604		777
605	#############################################################################	778	#############################################################################
606		779
607	=head2 ATTACHABLE OBJECTS	780	=head2 ATTACHABLE OBJECTS
608		781
609	Many objects in crossfire are so-called attachable objects. That means you can	782	Many objects in deliantra are so-called attachable objects. That means you can
610	attach callbacks/event handlers (a collection of which is called an "attachment")	783	attach callbacks/event handlers (a collection of which is called an "attachment")
611	to it. All such attachable objects support the following methods.	784	to it. All such attachable objects support the following methods.
612		785
613	In the following description, CLASS can be any of C<global>, C<object>	786	In the following description, CLASS can be any of C<global>, C<object>
614	C<player>, C<client> or C<map> (i.e. the attachable objects in	787	C<player>, C<client> or C<map> (i.e. the attachable objects in
615	Crossfire TRT).	788	Deliantra).
616		789
617	=over 4	790	=over 4
618		791
619	=item $attachable->attach ($attachment, key => $value...)	792	=item $attachable->attach ($attachment, key => $value...)
620		793
…		…
664	=item cf::CLASS::attachment $name, ...	837	=item cf::CLASS::attachment $name, ...
665		838
666	Register an attachment by C<$name> through which attachable objects of the	839	Register an attachment by C<$name> through which attachable objects of the
667	given CLASS can refer to this attachment.	840	given CLASS can refer to this attachment.
668		841
669	Some classes such as crossfire maps and objects can specify attachments	842	Some classes such as deliantra maps and objects can specify attachments
670	that are attached at load/instantiate time, thus the need for a name.	843	that are attached at load/instantiate time, thus the need for a name.
671		844
672	These calls expect any number of the following handler/hook descriptions:	845	These calls expect any number of the following handler/hook descriptions:
673		846
674	=over 4	847	=over 4
…		…
902	}	1075	}
903		1076
904	0	1077	0
905	}	1078	}
906		1079
907	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1080	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
908		1081
909	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1082	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
910		1083
911	Generate an object-specific event with the given arguments.	1084	Generate an object-specific event with the given arguments.
912		1085
…		…
918		1091
919	=cut	1092	=cut
920		1093
921	#############################################################################	1094	#############################################################################
922	# object support	1095	# object support
923	#
924		1096
		1097	sub _object_equal($$);
		1098	sub _object_equal($$) {
		1099	my ($a, $b) = @_;
		1100
		1101	return 0 unless (ref $a) eq (ref $b);
		1102
		1103	if ("HASH" eq ref $a) {
		1104	my @ka = keys %$a;
		1105	my @kb = keys %$b;
		1106
		1107	return 0 if @ka != @kb;
		1108
		1109	for (0 .. $#ka) {
		1110	return 0 unless $ka[$_] eq $kb[$_];
		1111	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1112	}
		1113
		1114	} elsif ("ARRAY" eq ref $a) {
		1115
		1116	return 0 if @$a != @$b;
		1117
		1118	for (0 .. $#$a) {
		1119	return 0 unless _object_equal $a->[$_], $b->[$_];
		1120	}
		1121
		1122	} elsif ($a ne $b) {
		1123	return 0;
		1124	}
		1125
		1126	1
		1127	}
		1128
		1129	our $SLOW_MERGES;#d#
925	sub _can_merge {	1130	sub _can_merge {
926	my ($ob1, $ob2) = @_;	1131	my ($ob1, $ob2) = @_;
927		1132
928	local $Storable::canonical = 1;	1133	++$SLOW_MERGES;#d#
929	my $fob1 = Storable::freeze $ob1;
930	my $fob2 = Storable::freeze $ob2;
931		1134
932	$fob1 eq $fob2	1135	# we do the slow way here
		1136	return _object_equal $ob1, $ob2
933	}	1137	}
934		1138
935	sub reattach {	1139	sub reattach {
936	# basically do the same as instantiate, without calling instantiate	1140	# basically do the same as instantiate, without calling instantiate
937	my ($obj) = @_;	1141	my ($obj) = @_;
938		1142
		1143	# no longer needed after getting rid of delete_package?
939	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1144	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
940		1145
941	my $registry = $obj->registry;	1146	my $registry = $obj->registry;
942		1147
943	@$registry = ();	1148	@$registry = ();
944		1149
…		…
959	cf::attachable->attach (	1164	cf::attachable->attach (
960	prio => -1000000,	1165	prio => -1000000,
961	on_instantiate => sub {	1166	on_instantiate => sub {
962	my ($obj, $data) = @_;	1167	my ($obj, $data) = @_;
963		1168
964	$data = from_json $data;	1169	$data = decode_json $data;
965		1170
966	for (@$data) {	1171	for (@$data) {
967	my ($name, $args) = @$_;	1172	my ($name, $args) = @$_;
968		1173
969	$obj->attach ($name, %{$args || {} });	1174	$obj->attach ($name, %{$args || {} });
…		…
985	sub object_freezer_save {	1190	sub object_freezer_save {
986	my ($filename, $rdata, $objs) = @_;	1191	my ($filename, $rdata, $objs) = @_;
987		1192
988	sync_job {	1193	sync_job {
989	if (length $$rdata) {	1194	if (length $$rdata) {
		1195	utf8::decode (my $decname = $filename);
990	warn sprintf "saving %s (%d,%d)\n",	1196	warn sprintf "saving %s (%d,%d)\n",
991	$filename, length $$rdata, scalar @$objs;	1197	$decname, length $$rdata, scalar @$objs;
992		1198
993	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1199	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
994	chmod SAVE_MODE, $fh;	1200	aio_chmod $fh, SAVE_MODE;
995	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1201	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
996	aio_fsync $fh if $cf::USE_FSYNC;	1202	if ($cf::USE_FSYNC) {
		1203	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1204	aio_fsync $fh;
		1205	}
997	close $fh;	1206	aio_close $fh;
998		1207
999	if (@$objs) {	1208	if (@$objs) {
1000	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1209	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1001	chmod SAVE_MODE, $fh;	1210	aio_chmod $fh, SAVE_MODE;
1002	my $data = Storable::nfreeze { version => 1, objs => $objs };	1211	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1003	aio_write $fh, 0, (length $data), $data, 0;	1212	aio_write $fh, 0, (length $data), $data, 0;
1004	aio_fsync $fh if $cf::USE_FSYNC;	1213	if ($cf::USE_FSYNC) {
		1214	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1215	aio_fsync $fh;
		1216	}
1005	close $fh;	1217	aio_close $fh;
1006	aio_rename "$filename.pst~", "$filename.pst";	1218	aio_rename "$filename.pst~", "$filename.pst";
1007	}	1219	}
1008	} else {	1220	} else {
1009	aio_unlink "$filename.pst";	1221	aio_unlink "$filename.pst";
1010	}	1222	}
1011		1223
1012	aio_rename "$filename~", $filename;	1224	aio_rename "$filename~", $filename;
		1225
		1226	$filename =~ s%/[^/]+$%%;
		1227	aio_pathsync $filename if $cf::USE_FSYNC;
1013	} else {	1228	} else {
1014	warn "FATAL: $filename~: $!\n";	1229	warn "unable to save objects: $filename~: $!\n";
1015	}	1230	}
1016	} else {	1231	} else {
1017	aio_unlink $filename;	1232	aio_unlink $filename;
1018	aio_unlink "$filename.pst";	1233	aio_unlink "$filename.pst";
1019	}	1234	}
1020	}	1235	};
1021	}	1236	}
1022		1237
1023	sub object_freezer_as_string {	1238	sub object_freezer_as_string {
1024	my ($rdata, $objs) = @_;	1239	my ($rdata, $objs) = @_;
1025		1240
…		…
1037	or return;	1252	or return;
1038		1253
1039	unless (aio_stat "$filename.pst") {	1254	unless (aio_stat "$filename.pst") {
1040	(aio_load "$filename.pst", $av) >= 0	1255	(aio_load "$filename.pst", $av) >= 0
1041	or return;	1256	or return;
		1257
1042	$av = eval { (Storable::thaw $av)->{objs} };	1258	my $st = eval { Coro::Storable::thaw $av };
		1259	$av = $st->{objs};
1043	}	1260	}
1044		1261
		1262	utf8::decode (my $decname = $filename);
1045	warn sprintf "loading %s (%d)\n",	1263	warn sprintf "loading %s (%d,%d)\n",
1046	$filename, length $data, scalar @{$av || []};	1264	$decname, length $data, scalar @{$av || []};
		1265
1047	return ($data, $av);	1266	($data, $av)
1048	}	1267	}
1049		1268
1050	=head2 COMMAND CALLBACKS	1269	=head2 COMMAND CALLBACKS
1051		1270
1052	=over 4	1271	=over 4
…		…
1106	my ($name, $cb) = @_;	1325	my ($name, $cb) = @_;
1107		1326
1108	$EXTICMD{$name} = $cb;	1327	$EXTICMD{$name} = $cb;
1109	}	1328	}
1110		1329
		1330	use File::Glob ();
		1331
1111	cf::player->attach (	1332	cf::player->attach (
1112	on_command => sub {	1333	on_unknown_command => sub {
1113	my ($pl, $name, $params) = @_;	1334	my ($pl, $name, $params) = @_;
1114		1335
1115	my $cb = $COMMAND{$name}	1336	my $cb = $COMMAND{$name}
1116	or return;	1337	or return;
1117		1338
…		…
1125	my ($pl, $buf) = @_;	1346	my ($pl, $buf) = @_;
1126		1347
1127	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1348	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1128		1349
1129	if (ref $msg) {	1350	if (ref $msg) {
		1351	my ($type, $reply, @payload) =
		1352	"ARRAY" eq ref $msg
		1353	? @$msg
		1354	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1355
		1356	my @reply;
		1357
1130	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1358	if (my $cb = $EXTCMD{$type}) {
1131	if (my %reply = $cb->($pl, $msg)) {	1359	@reply = $cb->($pl, @payload);
1132	$pl->ext_reply ($msg->{msgid}, %reply);
1133	}
1134	}	1360	}
		1361
		1362	$pl->ext_reply ($reply, @reply)
		1363	if $reply;
		1364
1135	} else {	1365	} else {
1136	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1366	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1137	}	1367	}
1138		1368
1139	cf::override;	1369	cf::override;
1140	},	1370	},
1141	);	1371	);
		1372
		1373	# "readahead" all extensions
		1374	sub cache_extensions {
		1375	my $grp = IO::AIO::aio_group;
		1376
		1377	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1378	for (grep /\.ext$/, @{$_[0]}) {
		1379	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1380	}
		1381	};
		1382
		1383	$grp
		1384	}
1142		1385
1143	sub load_extensions {	1386	sub load_extensions {
1144	cf::sync_job {	1387	cf::sync_job {
1145	my %todo;	1388	my %todo;
1146		1389
…		…
1166		1409
1167	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1410	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1168	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1411	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1169		1412
1170	$ext{source} =	1413	$ext{source} =
1171	"package $pkg; use strict; use utf8;\n"	1414	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1172	. "#line 1 \"$path\"\n{\n"	1415	. "#line 1 \"$path\"\n{\n"
1173	. $source	1416	. $source
1174	. "\n};\n1";	1417	. "\n};\n1";
1175		1418
1176	$todo{$base} = \%ext;	1419	$todo{$base} = \%ext;
1177	}	1420	}
1178		1421
		1422	my $pass = 0;
1179	my %done;	1423	my %done;
1180	while (%todo) {	1424	while (%todo) {
1181	my $progress;	1425	my $progress;
1182		1426
		1427	++$pass;
		1428
		1429	ext:
1183	while (my ($k, $v) = each %todo) {	1430	while (my ($k, $v) = each %todo) {
1184	for (split /,\s*/, $v->{meta}{depends}) {	1431	for (split /,\s*/, $v->{meta}{depends}) {
1185	goto skip	1432	next ext
1186	unless exists $done{$_};	1433	unless exists $done{$_};
1187	}	1434	}
1188		1435
1189	warn "... loading '$k' into '$v->{pkg}'\n";	1436	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1190		1437
1191	unless (eval $v->{source}) {	1438	my $active = eval $v->{source};
		1439
		1440	if (length $@) {
1192	my $msg = $@ ? "$v->{path}: $@\n"	1441	warn "$v->{path}: $@\n";
1193	: "$v->{base}: extension inactive.\n";
1194		1442
		1443	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1195	if (exists $v->{meta}{mandatory}) {	1444	if exists $v->{meta}{mandatory};
1196	warn $msg;	1445
1197	warn "mandatory extension failed to load, exiting.\n";	1446	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1198	exit 1;	1447	delete $todo{$k};
1199	}	1448	} else {
1200		1449	$done{$k} = delete $todo{$k};
1201	warn $msg;	1450	push @EXTS, $v->{pkg};
		1451	$progress = 1;
		1452
		1453	warn "$v->{base}: extension inactive.\n"
		1454	unless $active;
1202	}	1455	}
1203
1204	$done{$k} = delete $todo{$k};
1205	push @EXTS, $v->{pkg};
1206	$progress = 1;
1207	}	1456	}
1208		1457
1209	skip:	1458	unless ($progress) {
1210	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1459	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1211	unless $progress;	1460
		1461	while (my ($k, $v) = each %todo) {
		1462	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1463	if exists $v->{meta}{mandatory};
		1464	}
		1465	}
1212	}	1466	}
1213	};	1467	};
1214	}	1468	}
1215		1469
1216	#############################################################################	1470	#############################################################################
1217		1471
1218	=back	1472	=back
1219		1473
1220	=head2 CORE EXTENSIONS	1474	=head2 CORE EXTENSIONS
1221		1475
1222	Functions and methods that extend core crossfire objects.	1476	Functions and methods that extend core deliantra objects.
1223		1477
1224	=cut	1478	=cut
1225		1479
1226	package cf::player;	1480	package cf::player;
1227		1481
1228	use Coro::AIO;	1482	use Coro::AIO;
1229		1483
1230	=head3 cf::player	1484	=head3 cf::player
1231		1485
1232	=over 4	1486	=over 4
		1487
		1488	=item cf::player::num_playing
		1489
		1490	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1491
		1492	=cut
		1493
		1494	sub num_playing {
		1495	scalar grep
		1496	$_->ob->map
		1497	&& !$_->hidden
		1498	&& !$_->ob->flag (cf::FLAG_WIZ),
		1499	cf::player::list
		1500	}
1233		1501
1234	=item cf::player::find $login	1502	=item cf::player::find $login
1235		1503
1236	Returns the given player object, loading it if necessary (might block).	1504	Returns the given player object, loading it if necessary (might block).
1237		1505
…		…
1256		1524
1257	sub exists($) {	1525	sub exists($) {
1258	my ($login) = @_;	1526	my ($login) = @_;
1259		1527
1260	$cf::PLAYER{$login}	1528	$cf::PLAYER{$login}
1261	or cf::sync_job { !aio_stat path $login }	1529	or !aio_stat path $login
1262	}	1530	}
1263		1531
1264	sub find($) {	1532	sub find($) {
1265	return $cf::PLAYER{$_[0]} || do {	1533	return $cf::PLAYER{$_[0]} || do {
1266	my $login = $_[0];	1534	my $login = $_[0];
…		…
1273	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1541	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1274	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1542	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1275	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1543	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1276	aio_unlink +(playerdir $login) . "/$login.pl";	1544	aio_unlink +(playerdir $login) . "/$login.pl";
1277		1545
1278	my $pl = load_pl path $login	1546	my $f = new_from_file cf::object::thawer path $login
1279	or return;	1547	or return;
		1548
		1549	my $pl = cf::player::load_pl $f
		1550	or return;
		1551
		1552	local $cf::PLAYER_LOADING{$login} = $pl;
		1553	$f->resolve_delayed_derefs;
1280	$cf::PLAYER{$login} = $pl	1554	$cf::PLAYER{$login} = $pl
1281	}	1555	}
1282	}	1556	}
1283	}	1557	}
		1558
		1559	cf::player->attach (
		1560	on_load => sub {
		1561	my ($pl, $path) = @_;
		1562
		1563	# restore slots saved in save, below
		1564	my $slots = delete $pl->{_slots};
		1565
		1566	$pl->ob->current_weapon ($slots->[0]);
		1567	$pl->combat_ob ($slots->[1]);
		1568	$pl->ranged_ob ($slots->[2]);
		1569	},
		1570	);
1284		1571
1285	sub save($) {	1572	sub save($) {
1286	my ($pl) = @_;	1573	my ($pl) = @_;
1287		1574
1288	return if $pl->{deny_save};	1575	return if $pl->{deny_save};
…		…
1293	return if $pl->{deny_save};	1580	return if $pl->{deny_save};
1294		1581
1295	aio_mkdir playerdir $pl, 0770;	1582	aio_mkdir playerdir $pl, 0770;
1296	$pl->{last_save} = $cf::RUNTIME;	1583	$pl->{last_save} = $cf::RUNTIME;
1297		1584
		1585	cf::get_slot 0.01;
		1586
		1587	# save slots, to be restored later
		1588	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
		1589
1298	$pl->save_pl ($path);	1590	$pl->save_pl ($path);
1299	Coro::cede;	1591	cf::cede_to_tick;
1300	}	1592	}
1301		1593
1302	sub new($) {	1594	sub new($) {
1303	my ($login) = @_;	1595	my ($login) = @_;
1304		1596
…		…
1310	$cf::PLAYER{$login} = $self;	1602	$cf::PLAYER{$login} = $self;
1311		1603
1312	$self	1604	$self
1313	}	1605	}
1314		1606
		1607	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1608
		1609	=cut
		1610
		1611	sub send_msg {
		1612	my $ns = shift->ns
		1613	or return;
		1614	$ns->send_msg (@_);
		1615	}
		1616
1315	=item $pl->quit_character	1617	=item $pl->quit_character
1316		1618
1317	Nukes the player without looking back. If logged in, the connection will	1619	Nukes the player without looking back. If logged in, the connection will
1318	be destroyed. May block for a long time.	1620	be destroyed. May block for a long time.
1319		1621
…		…
1323	my ($pl) = @_;	1625	my ($pl) = @_;
1324		1626
1325	my $name = $pl->ob->name;	1627	my $name = $pl->ob->name;
1326		1628
1327	$pl->{deny_save} = 1;	1629	$pl->{deny_save} = 1;
1328	$pl->password ("*"); # this should lock out the player until we nuked the dir	1630	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1329		1631
1330	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1632	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1331	$pl->deactivate;	1633	$pl->deactivate;
		1634	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1635	$pl->ob->check_score;
1332	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1636	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1333	$pl->ns->destroy if $pl->ns;	1637	$pl->ns->destroy if $pl->ns;
1334		1638
1335	my $path = playerdir $pl;	1639	my $path = playerdir $pl;
1336	my $temp = "$path~$cf::RUNTIME~deleting~";	1640	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1372	or return [];	1676	or return [];
1373		1677
1374	my @logins;	1678	my @logins;
1375		1679
1376	for my $login (@$dirs) {	1680	for my $login (@$dirs) {
		1681	my $path = path $login;
		1682
		1683	# a .pst is a dead give-away for a valid player
		1684	# if no pst file found, open and chekc for blocked users
		1685	if (aio_stat "$path.pst") {
1377	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1686	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1378	aio_read $fh, 0, 512, my $buf, 0 or next;	1687	aio_read $fh, 0, 512, my $buf, 0 or next;
1379	$buf !~ /^password -------------$/m or next; # official not-valid tag	1688	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1689	}
1380		1690
1381	utf8::decode $login;	1691	utf8::decode $login;
1382	push @logins, $login;	1692	push @logins, $login;
1383	}	1693	}
1384		1694
1385	\@logins	1695	\@logins
1386	}	1696	}
1387		1697
1388	=item $player->maps	1698	=item $player->maps
		1699
		1700	=item cf::player::maps $login
1389		1701
1390	Returns an arrayref of map paths that are private for this	1702	Returns an arrayref of map paths that are private for this
1391	player. May block.	1703	player. May block.
1392		1704
1393	=cut	1705	=cut
…		…
1411	}	1723	}
1412		1724
1413	\@paths	1725	\@paths
1414	}	1726	}
1415		1727
1416	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1728	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1417		1729
1418	Expand crossfire pod fragments into protocol xml.	1730	Expand deliantra pod fragments into protocol xml.
1419		1731
1420	=cut
1421
1422	sub expand_cfpod {
1423	((my $self), (local $_)) = @_;
1424
1425	# escape & and <
1426	s/&/&amp;/g;
1427	s/(?<![BIUGH])</&lt;/g;
1428
1429	# this is buggy, it needs to properly take care of nested <'s
1430
1431	1 while
1432	# replace B<>, I<>, U<> etc.
1433	s/B<([^\>]*)>/<b>$1<\/b>/
1434	|| s/I<([^\>]*)>/<i>$1<\/i>/
1435	|| s/U<([^\>]*)>/<u>$1<\/u>/
1436	# replace G<male|female> tags
1437	|| s{G<([^>|]*)\|([^>]*)>}{
1438	$self->gender ? $2 : $1
1439	}ge
1440	# replace H<hint text>
1441	|| s{H<([^\>]*)>}
1442	{
1443	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1444	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1445	"")
1446	[$self->{hintmode}]
1447	}ge;
1448
1449	# create single paragraphs (very hackish)
1450	s/(?<=\S)\n(?=\w)/ /g;
1451
1452	# compress some whitespace
1453	s/\s+\n/\n/g; # ws line-ends
1454	s/\n\n+/\n/g; # double lines
1455	s/^\n+//; # beginning lines
1456	s/\n+$//; # ending lines
1457
1458	$_
1459	}
1460
1461	sub hintmode {
1462	$_[0]{hintmode} = $_[1] if @_ > 1;
1463	$_[0]{hintmode}
1464	}
1465
1466	=item $player->ext_reply ($msgid, %msg)	1732	=item $player->ext_reply ($msgid, @msg)
1467		1733
1468	Sends an ext reply to the player.	1734	Sends an ext reply to the player.
1469		1735
1470	=cut	1736	=cut
1471		1737
1472	sub ext_reply($$%) {	1738	sub ext_reply($$@) {
1473	my ($self, $id, %msg) = @_;	1739	my ($self, $id, @msg) = @_;
1474		1740
1475	$msg{msgid} = $id;	1741	$self->ns->ext_reply ($id, @msg)
1476	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1477	}	1742	}
1478		1743
1479	=item $player->ext_event ($type, %msg)	1744	=item $player->ext_msg ($type, @msg)
1480		1745
1481	Sends an ext event to the client.	1746	Sends an ext event to the client.
1482		1747
1483	=cut	1748	=cut
1484		1749
1485	sub ext_event($$%) {	1750	sub ext_msg($$@) {
1486	my ($self, $type, %msg) = @_;	1751	my ($self, $type, @msg) = @_;
1487		1752
1488	$self->ns->ext_event ($type, %msg);	1753	$self->ns->ext_msg ($type, @msg);
1489	}	1754	}
1490		1755
1491	=head3 cf::region	1756	=head3 cf::region
1492		1757
1493	=over 4	1758	=over 4
…		…
1502		1767
1503	=cut	1768	=cut
1504		1769
1505	sub find_by_path($) {	1770	sub find_by_path($) {
1506	my ($path) = @_;	1771	my ($path) = @_;
		1772
		1773	$path =~ s/^~[^\/]*//; # skip ~login
1507		1774
1508	my ($match, $specificity);	1775	my ($match, $specificity);
1509		1776
1510	for my $region (list) {	1777	for my $region (list) {
1511	if ($region->{match} && $path =~ $region->{match}) {	1778	if ($region->{match} && $path =~ $region->{match}) {
…		…
1537	our $MAX_RESET = 3600;	1804	our $MAX_RESET = 3600;
1538	our $DEFAULT_RESET = 3000;	1805	our $DEFAULT_RESET = 3000;
1539		1806
1540	sub generate_random_map {	1807	sub generate_random_map {
1541	my ($self, $rmp) = @_;	1808	my ($self, $rmp) = @_;
		1809
		1810	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1811
1542	# mit "rum" bekleckern, nicht	1812	# mit "rum" bekleckern, nicht
1543	$self->_create_random_map (	1813	$self->_create_random_map (
1544	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1814	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1545	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1815	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1546	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1816	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1547	$rmp->{exit_on_final_map},	1817	$rmp->{exit_on_final_map},
1548	$rmp->{xsize}, $rmp->{ysize},	1818	$rmp->{xsize}, $rmp->{ysize},
1549	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1819	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1550	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1820	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1668		1938
1669	# the temporary/swap location	1939	# the temporary/swap location
1670	sub save_path {	1940	sub save_path {
1671	my ($self) = @_;	1941	my ($self) = @_;
1672		1942
1673	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1943	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1674	"$TMPDIR/$path.map"	1944	"$TMPDIR/$path.map"
1675	}	1945	}
1676		1946
1677	# the unique path, undef == no special unique path	1947	# the unique path, undef == no special unique path
1678	sub uniq_path {	1948	sub uniq_path {
1679	my ($self) = @_;	1949	my ($self) = @_;
1680		1950
1681	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1951	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1682	"$UNIQUEDIR/$path"	1952	"$UNIQUEDIR/$path"
1683	}
1684
1685	# and all this just because we cannot iterate over
1686	# all maps in C++...
1687	sub change_all_map_light {
1688	my ($change) = @_;
1689
1690	$_->change_map_light ($change)
1691	for grep $_->outdoor, values %cf::MAP;
1692	}	1953	}
1693		1954
1694	sub decay_objects {	1955	sub decay_objects {
1695	my ($self) = @_;	1956	my ($self) = @_;
1696		1957
…		…
1709		1970
1710	sub load_header_from($) {	1971	sub load_header_from($) {
1711	my ($self, $path) = @_;	1972	my ($self, $path) = @_;
1712		1973
1713	utf8::encode $path;	1974	utf8::encode $path;
1714	#aio_open $path, O_RDONLY, 0	1975	my $f = new_from_file cf::object::thawer $path
1715	# or return;
1716
1717	$self->_load_header ($path)
1718	or return;	1976	or return;
		1977
		1978	$self->_load_header ($f)
		1979	or return;
		1980
		1981	local $MAP_LOADING{$self->{path}} = $self;
		1982	$f->resolve_delayed_derefs;
1719		1983
1720	$self->{load_path} = $path;	1984	$self->{load_path} = $path;
1721		1985
1722	1	1986	1
1723	}	1987	}
…		…
1777	sub find {	2041	sub find {
1778	my ($path, $origin) = @_;	2042	my ($path, $origin) = @_;
1779		2043
1780	$path = normalise $path, $origin && $origin->path;	2044	$path = normalise $path, $origin && $origin->path;
1781		2045
		2046	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1782	cf::lock_wait "map_find:$path";	2047	my $guard2 = cf::lock_acquire "map_find:$path";
1783		2048
1784	$cf::MAP{$path} || do {	2049	$cf::MAP{$path} || do {
1785	my $guard = cf::lock_acquire "map_find:$path";
1786	my $map = new_from_path cf::map $path	2050	my $map = new_from_path cf::map $path
1787	or return;	2051	or return;
1788		2052
1789	$map->{last_save} = $cf::RUNTIME;	2053	$map->{last_save} = $cf::RUNTIME;
1790		2054
…		…
1792	or return;	2056	or return;
1793		2057
1794	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2058	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1795	# doing this can freeze the server in a sync job, obviously	2059	# doing this can freeze the server in a sync job, obviously
1796	#$cf::WAIT_FOR_TICK->wait;	2060	#$cf::WAIT_FOR_TICK->wait;
		2061	undef $guard2;
		2062	undef $guard1;
1797	$map->reset;	2063	$map->reset;
1798	undef $guard;
1799	return find $path;	2064	return find $path;
1800	}	2065	}
1801		2066
1802	$cf::MAP{$path} = $map	2067	$cf::MAP{$path} = $map
1803	}	2068	}
1804	}	2069	}
1805		2070
1806	sub pre_load { }	2071	sub pre_load { }
1807	sub post_load { }	2072	#sub post_load { } # XS
1808		2073
1809	sub load {	2074	sub load {
1810	my ($self) = @_;	2075	my ($self) = @_;
1811		2076
1812	local $self->{deny_reset} = 1; # loading can take a long time	2077	local $self->{deny_reset} = 1; # loading can take a long time
1813		2078
1814	my $path = $self->{path};	2079	my $path = $self->{path};
1815		2080
1816	{	2081	{
1817	my $guard = cf::lock_acquire "map_load:$path";	2082	my $guard = cf::lock_acquire "map_data:$path";
1818		2083
		2084	return unless $self->valid;
1819	return if $self->in_memory != cf::MAP_SWAPPED;	2085	return unless $self->in_memory == cf::MAP_SWAPPED;
1820		2086
1821	$self->in_memory (cf::MAP_LOADING);	2087	$self->in_memory (cf::MAP_LOADING);
1822		2088
1823	$self->alloc;	2089	$self->alloc;
1824		2090
1825	$self->pre_load;	2091	$self->pre_load;
1826	Coro::cede;	2092	cf::cede_to_tick;
1827		2093
		2094	my $f = new_from_file cf::object::thawer $self->{load_path};
		2095	$f->skip_block;
1828	$self->_load_objects ($self->{load_path}, 1)	2096	$self->_load_objects ($f)
1829	or return;	2097	or return;
1830		2098
1831	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2099	$self->post_load_original
1832	if delete $self->{load_original};	2100	if delete $self->{load_original};
1833		2101
1834	if (my $uniq = $self->uniq_path) {	2102	if (my $uniq = $self->uniq_path) {
1835	utf8::encode $uniq;	2103	utf8::encode $uniq;
1836	if (aio_open $uniq, O_RDONLY, 0) {	2104	unless (aio_stat $uniq) {
		2105	if (my $f = new_from_file cf::object::thawer $uniq) {
1837	$self->clear_unique_items;	2106	$self->clear_unique_items;
1838	$self->_load_objects ($uniq, 0);	2107	$self->_load_objects ($f);
		2108	$f->resolve_delayed_derefs;
		2109	}
1839	}	2110	}
1840	}	2111	}
1841		2112
1842	Coro::cede;	2113	$f->resolve_delayed_derefs;
		2114
		2115	cf::cede_to_tick;
1843	# now do the right thing for maps	2116	# now do the right thing for maps
1844	$self->link_multipart_objects;	2117	$self->link_multipart_objects;
1845	$self->difficulty ($self->estimate_difficulty)	2118	$self->difficulty ($self->estimate_difficulty)
1846	unless $self->difficulty;	2119	unless $self->difficulty;
1847	Coro::cede;	2120	cf::cede_to_tick;
1848		2121
1849	unless ($self->{deny_activate}) {	2122	unless ($self->{deny_activate}) {
1850	$self->decay_objects;	2123	$self->decay_objects;
1851	$self->fix_auto_apply;	2124	$self->fix_auto_apply;
1852	$self->update_buttons;	2125	$self->update_buttons;
1853	Coro::cede;	2126	cf::cede_to_tick;
1854	$self->set_darkness_map;
1855	Coro::cede;
1856	$self->activate;	2127	$self->activate;
1857	}	2128	}
1858		2129
		2130	$self->{last_save} = $cf::RUNTIME;
		2131	$self->last_access ($cf::RUNTIME);
		2132
1859	$self->in_memory (cf::MAP_IN_MEMORY);	2133	$self->in_memory (cf::MAP_ACTIVE);
1860	}	2134	}
1861		2135
1862	$self->post_load;	2136	$self->post_load;
1863	}	2137	}
1864		2138
		2139	# customize the map for a given player, i.e.
		2140	# return the _real_ map. used by e.g. per-player
		2141	# maps to change the path to ~playername/mappath
1865	sub customise_for {	2142	sub customise_for {
1866	my ($self, $ob) = @_;	2143	my ($self, $ob) = @_;
1867		2144
1868	return find "~" . $ob->name . "/" . $self->{path}	2145	return find "~" . $ob->name . "/" . $self->{path}
1869	if $self->per_player;	2146	if $self->per_player;
…		…
1873		2150
1874	$self	2151	$self
1875	}	2152	}
1876		2153
1877	# find and load all maps in the 3x3 area around a map	2154	# find and load all maps in the 3x3 area around a map
1878	sub load_diag {	2155	sub load_neighbours {
1879	my ($map) = @_;	2156	my ($map) = @_;
1880		2157
1881	my @diag; # diagonal neighbours	2158	my @neigh; # diagonal neighbours
1882		2159
1883	for (0 .. 3) {	2160	for (0 .. 3) {
1884	my $neigh = $map->tile_path ($_)	2161	my $neigh = $map->tile_path ($_)
1885	or next;	2162	or next;
1886	$neigh = find $neigh, $map	2163	$neigh = find $neigh, $map
1887	or next;	2164	or next;
1888	$neigh->load;	2165	$neigh->load;
1889		2166
		2167	push @neigh,
1890	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2168	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1891	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2169	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1892	}	2170	}
1893		2171
1894	for (@diag) {	2172	for (grep defined $_->[0], @neigh) {
		2173	my ($path, $origin) = @$_;
1895	my $neigh = find @$_	2174	my $neigh = find $path, $origin
1896	or next;	2175	or next;
1897	$neigh->load;	2176	$neigh->load;
1898	}	2177	}
1899	}	2178	}
1900		2179
…		…
1905	}	2184	}
1906		2185
1907	sub do_load_sync {	2186	sub do_load_sync {
1908	my ($map) = @_;	2187	my ($map) = @_;
1909		2188
		2189	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2190	if $Coro::current == $Coro::main;
		2191
1910	cf::sync_job { $map->load };	2192	cf::sync_job { $map->load };
1911	}	2193	}
1912		2194
1913	our %MAP_PREFETCH;	2195	our %MAP_PREFETCH;
1914	our $MAP_PREFETCHER = undef;	2196	our $MAP_PREFETCHER = undef;
1915		2197
1916	sub find_async {	2198	sub find_async {
1917	my ($path, $origin) = @_;	2199	my ($path, $origin, $load) = @_;
1918		2200
1919	$path = normalise $path, $origin && $origin->{path};	2201	$path = normalise $path, $origin && $origin->{path};
1920		2202
1921	if (my $map = $cf::MAP{$path}) {	2203	if (my $map = $cf::MAP{$path}) {
1922	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2204	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1923	}	2205	}
1924		2206
1925	undef $MAP_PREFETCH{$path};	2207	$MAP_PREFETCH{$path} |= $load;
		2208
1926	$MAP_PREFETCHER ||= cf::async {	2209	$MAP_PREFETCHER ||= cf::async {
		2210	$Coro::current->{desc} = "map prefetcher";
		2211
1927	while (%MAP_PREFETCH) {	2212	while (%MAP_PREFETCH) {
1928	for my $path (keys %MAP_PREFETCH) {	2213	while (my ($k, $v) = each %MAP_PREFETCH) {
1929	if (my $map = find $path) {	2214	if (my $map = find $k) {
1930	$map->load;	2215	$map->load if $v;
1931	}	2216	}
1932		2217
1933	delete $MAP_PREFETCH{$path};	2218	delete $MAP_PREFETCH{$k};
1934	}	2219	}
1935	}	2220	}
1936	undef $MAP_PREFETCHER;	2221	undef $MAP_PREFETCHER;
1937	};	2222	};
1938	$MAP_PREFETCHER->prio (6);	2223	$MAP_PREFETCHER->prio (6);
1939		2224
1940	()	2225	()
1941	}	2226	}
1942		2227
		2228	# common code, used by both ->save and ->swapout
1943	sub save {	2229	sub _save {
1944	my ($self) = @_;	2230	my ($self) = @_;
1945
1946	my $lock = cf::lock_acquire "map_data:" . $self->path;
1947		2231
1948	$self->{last_save} = $cf::RUNTIME;	2232	$self->{last_save} = $cf::RUNTIME;
1949		2233
1950	return unless $self->dirty;	2234	return unless $self->dirty;
1951		2235
…		…
1957	return if $self->{deny_save};	2241	return if $self->{deny_save};
1958		2242
1959	local $self->{last_access} = $self->last_access;#d#	2243	local $self->{last_access} = $self->last_access;#d#
1960		2244
1961	cf::async {	2245	cf::async {
		2246	$Coro::current->{desc} = "map player save";
1962	$_->contr->save for $self->players;	2247	$_->contr->save for $self->players;
1963	};	2248	};
		2249
		2250	cf::get_slot 0.02;
1964		2251
1965	if ($uniq) {	2252	if ($uniq) {
1966	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2253	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1967	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2254	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1968	} else {	2255	} else {
1969	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2256	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1970	}	2257	}
1971	}	2258	}
1972		2259
		2260	sub save {
		2261	my ($self) = @_;
		2262
		2263	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2264
		2265	$self->_save;
		2266	}
		2267
1973	sub swap_out {	2268	sub swap_out {
1974	my ($self) = @_;	2269	my ($self) = @_;
1975		2270
1976	# save first because save cedes
1977	$self->save;
1978
1979	my $lock = cf::lock_acquire "map_data:" . $self->path;	2271	my $lock = cf::lock_acquire "map_data:$self->{path}";
1980		2272
		2273	return if $self->in_memory != cf::MAP_ACTIVE;
		2274	return if $self->{deny_save};
1981	return if $self->players;	2275	return if $self->players;
1982	return if $self->in_memory != cf::MAP_IN_MEMORY;
1983	return if $self->{deny_save};
1984		2276
		2277	# first deactivate the map and "unlink" it from the core
		2278	$self->deactivate;
		2279	$_->clear_links_to ($self) for values %cf::MAP;
		2280	$self->in_memory (cf::MAP_SWAPPED);
		2281
		2282	# then atomically save
		2283	$self->_save;
		2284
		2285	# then free the map
1985	$self->clear;	2286	$self->clear;
1986	$self->in_memory (cf::MAP_SWAPPED);
1987	}	2287	}
1988		2288
1989	sub reset_at {	2289	sub reset_at {
1990	my ($self) = @_;	2290	my ($self) = @_;
1991		2291
…		…
2009		2309
2010	my $lock = cf::lock_acquire "map_data:$self->{path}";	2310	my $lock = cf::lock_acquire "map_data:$self->{path}";
2011		2311
2012	return if $self->players;	2312	return if $self->players;
2013		2313
2014	warn "resetting map ", $self->path;	2314	warn "resetting map ", $self->path, "\n";
2015		2315
2016	$self->in_memory (cf::MAP_SWAPPED);	2316	$self->in_memory (cf::MAP_SWAPPED);
2017		2317
2018	# need to save uniques path	2318	# need to save uniques path
2019	unless ($self->{deny_save}) {	2319	unless ($self->{deny_save}) {
…		…
2023	if $uniq;	2323	if $uniq;
2024	}	2324	}
2025		2325
2026	delete $cf::MAP{$self->path};	2326	delete $cf::MAP{$self->path};
2027		2327
		2328	$self->deactivate;
		2329	$_->clear_links_to ($self) for values %cf::MAP;
2028	$self->clear;	2330	$self->clear;
2029
2030	$_->clear_links_to ($self) for values %cf::MAP;
2031		2331
2032	$self->unlink_save;	2332	$self->unlink_save;
2033	$self->destroy;	2333	$self->destroy;
2034	}	2334	}
2035		2335
2036	my $nuke_counter = "aaaa";	2336	my $nuke_counter = "aaaa";
2037		2337
2038	sub nuke {	2338	sub nuke {
2039	my ($self) = @_;	2339	my ($self) = @_;
2040		2340
		2341	{
		2342	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2343
2041	delete $cf::MAP{$self->path};	2344	delete $cf::MAP{$self->path};
2042		2345
2043	$self->unlink_save;	2346	$self->unlink_save;
2044		2347
2045	bless $self, "cf::map";	2348	bless $self, "cf::map";
2046	delete $self->{deny_reset};	2349	delete $self->{deny_reset};
2047	$self->{deny_save} = 1;	2350	$self->{deny_save} = 1;
2048	$self->reset_timeout (1);	2351	$self->reset_timeout (1);
2049	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2352	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2050		2353
2051	$cf::MAP{$self->path} = $self;	2354	$cf::MAP{$self->path} = $self;
		2355	}
2052		2356
2053	$self->reset; # polite request, might not happen	2357	$self->reset; # polite request, might not happen
2054	}	2358	}
2055		2359
2056	=item $maps = cf::map::tmp_maps	2360	=item $maps = cf::map::tmp_maps
…		…
2098		2402
2099	sub unique_maps() {	2403	sub unique_maps() {
2100	[	2404	[
2101	map {	2405	map {
2102	utf8::decode $_;	2406	utf8::decode $_;
2103	/\.map$/	2407	s/\.map$//; # TODO future compatibility hack
		2408	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2409	? ()
2104	? normalise $_	2410	: normalise $_
2105	: ()
2106	} @{ aio_readdir $UNIQUEDIR or [] }	2411	} @{ aio_readdir $UNIQUEDIR or [] }
2107	]	2412	]
2108	}	2413	}
2109		2414
2110	package cf;	2415	=item cf::map::static_maps
		2416
		2417	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2418	file in the shared directory excluding F</styles> and F</editor>). May
		2419	block.
		2420
		2421	=cut
		2422
		2423	sub static_maps() {
		2424	my @dirs = "";
		2425	my @maps;
		2426
		2427	while (@dirs) {
		2428	my $dir = shift @dirs;
		2429
		2430	next if $dir eq "/styles" || $dir eq "/editor";
		2431
		2432	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2433	or return;
		2434
		2435	for (@$files) {
		2436	s/\.map$// or next;
		2437	utf8::decode $_;
		2438	push @maps, "$dir/$_";
		2439	}
		2440
		2441	push @dirs, map "$dir/$_", @$dirs;
		2442	}
		2443
		2444	\@maps
		2445	}
2111		2446
2112	=back	2447	=back
2113		2448
2114	=head3 cf::object	2449	=head3 cf::object
2115		2450
…		…
2119		2454
2120	=over 4	2455	=over 4
2121		2456
2122	=item $ob->inv_recursive	2457	=item $ob->inv_recursive
2123		2458
2124	Returns the inventory of the object _and_ their inventories, recursively.	2459	Returns the inventory of the object I<and> their inventories, recursively,
		2460	but I<not> the object itself.
2125		2461
2126	=cut	2462	=cut
2127		2463
2128	sub inv_recursive_;	2464	sub inv_recursive_;
2129	sub inv_recursive_ {	2465	sub inv_recursive_ {
…		…
2132		2468
2133	sub inv_recursive {	2469	sub inv_recursive {
2134	inv_recursive_ inv $_[0]	2470	inv_recursive_ inv $_[0]
2135	}	2471	}
2136		2472
		2473	=item $ref = $ob->ref
		2474
		2475	Creates and returns a persistent reference to an object that can be stored as a string.
		2476
		2477	=item $ob = cf::object::deref ($refstring)
		2478
		2479	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2480	even if the object actually exists. May block.
		2481
		2482	=cut
		2483
		2484	sub deref {
		2485	my ($ref) = @_;
		2486
		2487	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2488	my ($uuid, $name) = ($1, $2);
		2489	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2490	or return;
		2491	$pl->ob->uuid eq $uuid
		2492	or return;
		2493
		2494	$pl->ob
		2495	} else {
		2496	warn "$ref: cannot resolve object reference\n";
		2497	undef
		2498	}
		2499	}
		2500
2137	package cf;	2501	package cf;
2138		2502
2139	=back	2503	=back
2140		2504
2141	=head3 cf::object::player	2505	=head3 cf::object::player
…		…
2147	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2511	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2148	can be C<undef>. Does the right thing when the player is currently in a	2512	can be C<undef>. Does the right thing when the player is currently in a
2149	dialogue with the given NPC character.	2513	dialogue with the given NPC character.
2150		2514
2151	=cut	2515	=cut
		2516
		2517	our $SAY_CHANNEL = {
		2518	id => "say",
		2519	title => "Map",
		2520	reply => "say ",
		2521	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2522	};
		2523
		2524	our $CHAT_CHANNEL = {
		2525	id => "chat",
		2526	title => "Chat",
		2527	reply => "chat ",
		2528	tooltip => "Player chat and shouts, global to the server.",
		2529	};
2152		2530
2153	# rough implementation of a future "reply" method that works	2531	# rough implementation of a future "reply" method that works
2154	# with dialog boxes.	2532	# with dialog boxes.
2155	#TODO: the first argument must go, split into a $npc->reply_to ( method	2533	#TODO: the first argument must go, split into a $npc->reply_to ( method
2156	sub cf::object::player::reply($$$;$) {	2534	sub cf::object::player::reply($$$;$) {
…		…
2163		2541
2164	} else {	2542	} else {
2165	my $pl = $self->contr;	2543	my $pl = $self->contr;
2166		2544
2167	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2545	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2168	my $diag = $pl->{npc_dialog};	2546	my $dialog = $pl->{npc_dialog};
2169	$diag->{pl}->ext_reply (	2547	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2170	$diag->{id},
2171	msgtype => "reply",
2172	msg => $diag->{pl}->expand_cfpod ($msg),
2173	add_topics => []
2174	);
2175		2548
2176	} else {	2549	} else {
2177	$msg = $npc->name . " says: $msg" if $npc;	2550	$msg = $npc->name . " says: $msg" if $npc;
2178	$self->message ($msg, $flags);	2551	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2179	}	2552	}
2180	}	2553	}
		2554	}
		2555
		2556	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2557
		2558	=cut
		2559
		2560	sub cf::object::send_msg {
		2561	my $pl = shift->contr
		2562	or return;
		2563	$pl->send_msg (@_);
2181	}	2564	}
2182		2565
2183	=item $player_object->may ("access")	2566	=item $player_object->may ("access")
2184		2567
2185	Returns wether the given player is authorized to access resource "access"	2568	Returns wether the given player is authorized to access resource "access"
…		…
2198		2581
2199	=item $player_object->enter_link	2582	=item $player_object->enter_link
2200		2583
2201	Freezes the player and moves him/her to a special map (C<{link}>).	2584	Freezes the player and moves him/her to a special map (C<{link}>).
2202		2585
2203	The player should be reasonably safe there for short amounts of time. You	2586	The player should be reasonably safe there for short amounts of time (e.g.
2204	I<MUST> call C<leave_link> as soon as possible, though.	2587	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2588	though, as the palyer cannot control the character while it is on the link
		2589	map.
2205		2590
2206	Will never block.	2591	Will never block.
2207		2592
2208	=item $player_object->leave_link ($map, $x, $y)	2593	=item $player_object->leave_link ($map, $x, $y)
2209		2594
…		…
2234	return if UNIVERSAL::isa $self->map, "ext::map_link";	2619	return if UNIVERSAL::isa $self->map, "ext::map_link";
2235		2620
2236	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2621	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2237	if $self->map && $self->map->{path} ne "{link}";	2622	if $self->map && $self->map->{path} ne "{link}";
2238		2623
2239	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2624	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2240	}	2625	}
2241		2626
2242	sub cf::object::player::leave_link {	2627	sub cf::object::player::leave_link {
2243	my ($self, $map, $x, $y) = @_;	2628	my ($self, $map, $x, $y) = @_;
2244		2629
…		…
2261	($x, $y) = (-1, -1)	2646	($x, $y) = (-1, -1)
2262	unless (defined $x) && (defined $y);	2647	unless (defined $x) && (defined $y);
2263		2648
2264	# use -1 or undef as default coordinates, not 0, 0	2649	# use -1 or undef as default coordinates, not 0, 0
2265	($x, $y) = ($map->enter_x, $map->enter_y)	2650	($x, $y) = ($map->enter_x, $map->enter_y)
2266	if $x <=0 && $y <= 0;	2651	if $x <= 0 && $y <= 0;
2267		2652
2268	$map->load;	2653	$map->load;
2269	$map->load_diag;	2654	$map->load_neighbours;
2270		2655
2271	return unless $self->contr->active;	2656	return unless $self->contr->active;
2272	$self->activate_recursive;
2273		2657
2274	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2658	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2275	$self->enter_map ($map, $x, $y);	2659	$self->enter_map ($map, $x, $y);
		2660
		2661	# only activate afterwards, to support waiting in hooks
		2662	$self->activate_recursive;
2276	}	2663	}
2277		2664
2278	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2665	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2279		2666
2280	Moves the player to the given map-path and coordinates by first freezing	2667	Moves the player to the given map-path and coordinates by first freezing
2281	her, loading and preparing them map, calling the provided $check callback	2668	her, loading and preparing them map, calling the provided $check callback
2282	that has to return the map if sucecssful, and then unfreezes the player on	2669	that has to return the map if sucecssful, and then unfreezes the player on
2283	the new (success) or old (failed) map position. In either case, $done will	2670	the new (success) or old (failed) map position. In either case, $done will
2284	be called at the end of this process.	2671	be called at the end of this process.
2285		2672
		2673	Note that $check will be called with a potentially non-loaded map, so if
		2674	it needs a loaded map it has to call C<< ->load >>.
		2675
2286	=cut	2676	=cut
2287		2677
2288	our $GOTOGEN;	2678	our $GOTOGEN;
2289		2679
2290	sub cf::object::player::goto {	2680	sub cf::object::player::goto {
…		…
2294	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2684	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2295		2685
2296	$self->enter_link;	2686	$self->enter_link;
2297		2687
2298	(async {	2688	(async {
		2689	$Coro::current->{desc} = "player::goto $path $x $y";
		2690
		2691	# *tag paths override both path and x|y
		2692	if ($path =~ /^\*(.*)$/) {
		2693	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2694	my $ob = $obs[rand @obs];
		2695
		2696	# see if we actually can go there
		2697	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2698	$ob = $obs[rand @obs];
		2699	} else {
		2700	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2701	}
		2702	# else put us there anyways for now #d#
		2703
		2704	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2705	} else {
		2706	($path, $x, $y) = (undef, undef, undef);
		2707	}
		2708	}
		2709
2299	my $map = eval {	2710	my $map = eval {
2300	my $map = cf::map::find $path;	2711	my $map = defined $path ? cf::map::find $path : undef;
2301		2712
2302	if ($map) {	2713	if ($map) {
2303	$map = $map->customise_for ($self);	2714	$map = $map->customise_for ($self);
2304	$map = $check->($map) if $check && $map;	2715	$map = $check->($map) if $check && $map;
2305	} else {	2716	} else {
2306	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2717	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2307	}	2718	}
2308		2719
2309	$map	2720	$map
2310	};	2721	};
2311		2722
…		…
2347	}	2758	}
2348		2759
2349	sub prepare_random_map {	2760	sub prepare_random_map {
2350	my ($exit) = @_;	2761	my ($exit) = @_;
2351		2762
2352	my $guard = cf::lock_acquire "exit_prepare:$exit";
2353
2354	# all this does is basically replace the /! path by	2763	# all this does is basically replace the /! path by
2355	# a new random map path (?random/...) with a seed	2764	# a new random map path (?random/...) with a seed
2356	# that depends on the exit object	2765	# that depends on the exit object
2357		2766
2358	my $rmp = parse_random_map_params $exit->msg;	2767	my $rmp = parse_random_map_params $exit->msg;
…		…
2360	if ($exit->map) {	2769	if ($exit->map) {
2361	$rmp->{region} = $exit->region->name;	2770	$rmp->{region} = $exit->region->name;
2362	$rmp->{origin_map} = $exit->map->path;	2771	$rmp->{origin_map} = $exit->map->path;
2363	$rmp->{origin_x} = $exit->x;	2772	$rmp->{origin_x} = $exit->x;
2364	$rmp->{origin_y} = $exit->y;	2773	$rmp->{origin_y} = $exit->y;
		2774
		2775	$exit->map->touch;
2365	}	2776	}
2366		2777
2367	$rmp->{random_seed} ||= $exit->random_seed;	2778	$rmp->{random_seed} ||= $exit->random_seed;
2368		2779
2369	my $data = cf::to_json $rmp;	2780	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2370	my $md5 = Digest::MD5::md5_hex $data;	2781	my $md5 = Digest::MD5::md5_hex $data;
2371	my $meta = "$RANDOMDIR/$md5.meta";	2782	my $meta = "$RANDOMDIR/$md5.meta";
2372		2783
2373	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2784	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2374	aio_write $fh, 0, (length $data), $data, 0;	2785	aio_write $fh, 0, (length $data), $data, 0;
2375	undef $fh;	2786	undef $fh;
2376	aio_rename "$meta~", $meta;	2787	aio_rename "$meta~", $meta;
2377		2788
		2789	my $slaying = "?random/$md5";
		2790
		2791	if ($exit->valid) {
2378	$exit->slaying ("?random/$md5");	2792	$exit->slaying ("?random/$md5");
2379	$exit->msg (undef);	2793	$exit->msg (undef);
		2794	}
2380	}	2795	}
2381	}	2796	}
2382		2797
2383	sub cf::object::player::enter_exit {	2798	sub cf::object::player::enter_exit {
2384	my ($self, $exit) = @_;	2799	my ($self, $exit) = @_;
2385		2800
2386	return unless $self->type == cf::PLAYER;	2801	return unless $self->type == cf::PLAYER;
2387		2802
2388	if ($exit->slaying eq "/!") {
2389	#TODO: this should de-fi-ni-te-ly not be a sync-job
2390	# the problem is that $exit might not survive long enough
2391	# so it needs to be done right now, right here
2392	cf::sync_job { prepare_random_map $exit };
2393	}
2394
2395	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2396	my $hp = $exit->stats->hp;
2397	my $sp = $exit->stats->sp;
2398
2399	$self->enter_link;	2803	$self->enter_link;
2400		2804
2401	# if exit is damned, update players death & WoR home-position
2402	$self->contr->savebed ($slaying, $hp, $sp)
2403	if $exit->flag (FLAG_DAMNED);
2404
2405	(async {	2805	(async {
2406	$self->deactivate_recursive; # just to be sure	2806	$Coro::current->{desc} = "enter_exit";
		2807
2407	unless (eval {	2808	unless (eval {
		2809	$self->deactivate_recursive; # just to be sure
		2810
		2811	# random map handling
		2812	{
		2813	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2814
		2815	prepare_random_map $exit
		2816	if $exit->slaying eq "/!";
		2817	}
		2818
		2819	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2820	my $x = $exit->stats->hp;
		2821	my $y = $exit->stats->sp;
		2822
2408	$self->goto ($slaying, $hp, $sp);	2823	$self->goto ($map, $x, $y);
2409		2824
		2825	# if exit is damned, update players death & WoR home-position
		2826	$self->contr->savebed ($map, $x, $y)
		2827	if $exit->flag (cf::FLAG_DAMNED);
		2828
2410	1;	2829	1
2411	}) {	2830	}) {
2412	$self->message ("Something went wrong deep within the crossfire server. "	2831	$self->message ("Something went wrong deep within the deliantra server. "
2413	. "I'll try to bring you back to the map you were before. "	2832	. "I'll try to bring you back to the map you were before. "
2414	. "Please report this to the dungeon master!",	2833	. "Please report this to the dungeon master!",
2415	cf::NDI_UNIQUE | cf::NDI_RED);	2834	cf::NDI_UNIQUE | cf::NDI_RED);
2416		2835
2417	warn "ERROR in enter_exit: $@";	2836	warn "ERROR in enter_exit: $@";
…		…
2434	sub cf::client::send_drawinfo {	2853	sub cf::client::send_drawinfo {
2435	my ($self, $text, $flags) = @_;	2854	my ($self, $text, $flags) = @_;
2436		2855
2437	utf8::encode $text;	2856	utf8::encode $text;
2438	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2857	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2858	}
		2859
		2860	=item $client->send_big_packet ($pkt)
		2861
		2862	Like C<send_packet>, but tries to compress large packets, and fragments
		2863	them as required.
		2864
		2865	=cut
		2866
		2867	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2868
		2869	sub cf::client::send_big_packet {
		2870	my ($self, $pkt) = @_;
		2871
		2872	# try lzf for large packets
		2873	$pkt = "lzf " . Compress::LZF::compress $pkt
		2874	if 1024 <= length $pkt and $self->{can_lzf};
		2875
		2876	# split very large packets
		2877	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2878	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2879	$pkt = "frag";
		2880	}
		2881
		2882	$self->send_packet ($pkt);
2439	}	2883	}
2440		2884
2441	=item $client->send_msg ($channel, $msg, $color, [extra...])	2885	=item $client->send_msg ($channel, $msg, $color, [extra...])
2442		2886
2443	Send a drawinfo or msg packet to the client, formatting the msg for the	2887	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2445	the message, with C<log> being the default. If C<$color> is negative, suppress	2889	the message, with C<log> being the default. If C<$color> is negative, suppress
2446	the message unless the client supports the msg packet.	2890	the message unless the client supports the msg packet.
2447		2891
2448	=cut	2892	=cut
2449		2893
		2894	# non-persistent channels (usually the info channel)
		2895	our %CHANNEL = (
		2896	"c/motd" => {
		2897	id => "infobox",
		2898	title => "MOTD",
		2899	reply => undef,
		2900	tooltip => "The message of the day",
		2901	},
		2902	"c/identify" => {
		2903	id => "infobox",
		2904	title => "Identify",
		2905	reply => undef,
		2906	tooltip => "Items recently identified",
		2907	},
		2908	"c/examine" => {
		2909	id => "infobox",
		2910	title => "Examine",
		2911	reply => undef,
		2912	tooltip => "Signs and other items you examined",
		2913	},
		2914	"c/shopinfo" => {
		2915	id => "infobox",
		2916	title => "Shop Info",
		2917	reply => undef,
		2918	tooltip => "What your bargaining skill tells you about the shop",
		2919	},
		2920	"c/book" => {
		2921	id => "infobox",
		2922	title => "Book",
		2923	reply => undef,
		2924	tooltip => "The contents of a note or book",
		2925	},
		2926	"c/lookat" => {
		2927	id => "infobox",
		2928	title => "Look",
		2929	reply => undef,
		2930	tooltip => "What you saw there",
		2931	},
		2932	"c/who" => {
		2933	id => "infobox",
		2934	title => "Players",
		2935	reply => undef,
		2936	tooltip => "Shows players who are currently online",
		2937	},
		2938	"c/body" => {
		2939	id => "infobox",
		2940	title => "Body Parts",
		2941	reply => undef,
		2942	tooltip => "Shows which body parts you posess and are available",
		2943	},
		2944	"c/statistics" => {
		2945	id => "infobox",
		2946	title => "Statistics",
		2947	reply => undef,
		2948	tooltip => "Shows your primary statistics",
		2949	},
		2950	"c/skills" => {
		2951	id => "infobox",
		2952	title => "Skills",
		2953	reply => undef,
		2954	tooltip => "Shows your experience per skill and item power",
		2955	},
		2956	"c/shopitems" => {
		2957	id => "infobox",
		2958	title => "Shop Items",
		2959	reply => undef,
		2960	tooltip => "Shows the items currently for sale in this shop",
		2961	},
		2962	"c/resistances" => {
		2963	id => "infobox",
		2964	title => "Resistances",
		2965	reply => undef,
		2966	tooltip => "Shows your resistances",
		2967	},
		2968	"c/pets" => {
		2969	id => "infobox",
		2970	title => "Pets",
		2971	reply => undef,
		2972	tooltip => "Shows information abotu your pets/a specific pet",
		2973	},
		2974	"c/perceiveself" => {
		2975	id => "infobox",
		2976	title => "Perceive Self",
		2977	reply => undef,
		2978	tooltip => "You gained detailed knowledge about yourself",
		2979	},
		2980	"c/uptime" => {
		2981	id => "infobox",
		2982	title => "Uptime",
		2983	reply => undef,
		2984	tooltip => "How long the server has been running since last restart",
		2985	},
		2986	"c/mapinfo" => {
		2987	id => "infobox",
		2988	title => "Map Info",
		2989	reply => undef,
		2990	tooltip => "Information related to the maps",
		2991	},
		2992	"c/party" => {
		2993	id => "party",
		2994	title => "Party",
		2995	reply => "gsay ",
		2996	tooltip => "Messages and chat related to your party",
		2997	},
		2998	"c/death" => {
		2999	id => "death",
		3000	title => "Death",
		3001	reply => undef,
		3002	tooltip => "Reason for and more info about your most recent death",
		3003	},
		3004	"c/say" => $SAY_CHANNEL,
		3005	"c/chat" => $CHAT_CHANNEL,
		3006	);
		3007
2450	sub cf::client::send_msg {	3008	sub cf::client::send_msg {
2451	my ($self, $channel, $msg, $color, @extra) = @_;	3009	my ($self, $channel, $msg, $color, @extra) = @_;
2452		3010
2453	$msg = $self->pl->expand_cfpod ($msg);	3011	$msg = $self->pl->expand_cfpod ($msg)
		3012	unless $color & cf::NDI_VERBATIM;
2454		3013
2455	return unless @extra || length $msg;
2456
2457	$color &= ~cf::NDI_UNIQUE; # just in case...	3014	$color &= cf::NDI_CLIENT_MASK; # just in case...
2458		3015
		3016	# check predefined channels, for the benefit of C
		3017	if ($CHANNEL{$channel}) {
		3018	$channel = $CHANNEL{$channel};
		3019
		3020	$self->ext_msg (channel_info => $channel);
		3021	$channel = $channel->{id};
		3022
2459	if (ref $channel) {	3023	} elsif (ref $channel) {
2460	# send meta info to client, if not yet sent	3024	# send meta info to client, if not yet sent
2461	unless (exists $self->{channel}{$channel->{id}}) {	3025	unless (exists $self->{channel}{$channel->{id}}) {
2462	$self->{channel}{$channel->{id}} = $channel;	3026	$self->{channel}{$channel->{id}} = $channel;
2463	$self->ext_event (channel_info => %$channel);	3027	$self->ext_msg (channel_info => $channel);
2464	}	3028	}
2465		3029
2466	$channel = $channel->{id};	3030	$channel = $channel->{id};
2467	}	3031	}
2468		3032
2469	if ($self->can_msg) {	3033	return unless @extra || length $msg;
2470	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $channel, $msg, @extra]));
2471	} else {
2472	# replace some tags by gcfclient-compatible ones
2473	for ($msg) {
2474	1 while
2475	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2476	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2477	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2478	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2479	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2480	}
2481		3034
2482	if ($color >= 0) {	3035	# default colour, mask it out
2483	if (0 && $msg =~ /\[/) {	3036	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2484	$self->send_packet ("drawextinfo $color 4 0 $msg")	3037	if $color & cf::NDI_DEF;
2485	} else {
2486	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2487	$self->send_packet ("drawinfo $color $msg")
2488	}
2489	}
2490	}
2491	}
2492		3038
		3039	my $pkt = "msg "
		3040	. $self->{json_coder}->encode (
		3041	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		3042	);
		3043
		3044	$self->send_big_packet ($pkt);
		3045	}
		3046
2493	=item $client->ext_event ($type, %msg)	3047	=item $client->ext_msg ($type, @msg)
2494		3048
2495	Sends an ext event to the client.	3049	Sends an ext event to the client.
2496		3050
2497	=cut	3051	=cut
2498		3052
2499	sub cf::client::ext_event($$%) {	3053	sub cf::client::ext_msg($$@) {
2500	my ($self, $type, %msg) = @_;	3054	my ($self, $type, @msg) = @_;
2501		3055
2502	return unless $self->extcmd;	3056	if ($self->extcmd == 2) {
2503		3057	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		3058	} elsif ($self->extcmd == 1) { # TODO: remove
2504	$msg{msgtype} = "event_$type";	3059	push @msg, msgtype => "event_$type";
2505	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	3060	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3061	}
		3062	}
		3063
		3064	=item $client->ext_reply ($msgid, @msg)
		3065
		3066	Sends an ext reply to the client.
		3067
		3068	=cut
		3069
		3070	sub cf::client::ext_reply($$@) {
		3071	my ($self, $id, @msg) = @_;
		3072
		3073	if ($self->extcmd == 2) {
		3074	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		3075	} elsif ($self->extcmd == 1) {
		3076	#TODO: version 1, remove
		3077	unshift @msg, msgtype => "reply", msgid => $id;
		3078	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3079	}
2506	}	3080	}
2507		3081
2508	=item $success = $client->query ($flags, "text", \&cb)	3082	=item $success = $client->query ($flags, "text", \&cb)
2509		3083
2510	Queues a query to the client, calling the given callback with	3084	Queues a query to the client, calling the given callback with
…		…
2565	my ($ns, $buf) = @_;	3139	my ($ns, $buf) = @_;
2566		3140
2567	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3141	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2568		3142
2569	if (ref $msg) {	3143	if (ref $msg) {
		3144	my ($type, $reply, @payload) =
		3145	"ARRAY" eq ref $msg
		3146	? @$msg
		3147	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		3148
		3149	my @reply;
		3150
2570	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3151	if (my $cb = $EXTICMD{$type}) {
2571	if (my %reply = $cb->($ns, $msg)) {	3152	@reply = $cb->($ns, @payload);
2572	$reply{msgid} = $msg->{msgid};
2573	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2574	}
2575	}	3153	}
		3154
		3155	$ns->ext_reply ($reply, @reply)
		3156	if $reply;
		3157
2576	} else {	3158	} else {
2577	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3159	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2578	}	3160	}
2579		3161
2580	cf::override;	3162	cf::override;
…		…
2602		3184
2603	$coro	3185	$coro
2604	}	3186	}
2605		3187
2606	cf::client->attach (	3188	cf::client->attach (
2607	on_destroy => sub {	3189	on_client_destroy => sub {
2608	my ($ns) = @_;	3190	my ($ns) = @_;
2609		3191
2610	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3192	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2611	},	3193	},
2612	);	3194	);
…		…
2627	our $safe = new Safe "safe";	3209	our $safe = new Safe "safe";
2628	our $safe_hole = new Safe::Hole;	3210	our $safe_hole = new Safe::Hole;
2629		3211
2630	$SIG{FPE} = 'IGNORE';	3212	$SIG{FPE} = 'IGNORE';
2631		3213
2632	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3214	$safe->permit_only (Opcode::opset qw(
		3215	:base_core :base_mem :base_orig :base_math :base_loop
		3216	grepstart grepwhile mapstart mapwhile
		3217	sort time
		3218	));
2633		3219
2634	# here we export the classes and methods available to script code	3220	# here we export the classes and methods available to script code
2635		3221
2636	=pod	3222	=pod
2637		3223
2638	The following functions and methods are available within a safe environment:	3224	The following functions and methods are available within a safe environment:
2639		3225
2640	cf::object	3226	cf::object
2641	contr pay_amount pay_player map x y force_find force_add	3227	contr pay_amount pay_player map x y force_find force_add destroy
2642	insert remove	3228	insert remove name archname title slaying race decrease split
		3229	value
2643		3230
2644	cf::object::player	3231	cf::object::player
2645	player	3232	player
2646		3233
2647	cf::player	3234	cf::player
…		…
2652		3239
2653	=cut	3240	=cut
2654		3241
2655	for (	3242	for (
2656	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3243	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2657	insert remove)],	3244	insert remove inv nrof name archname title slaying race
		3245	decrease split destroy change_exp value msg lore send_msg)],
2658	["cf::object::player" => qw(player)],	3246	["cf::object::player" => qw(player)],
2659	["cf::player" => qw(peaceful)],	3247	["cf::player" => qw(peaceful send_msg)],
2660	["cf::map" => qw(trigger)],	3248	["cf::map" => qw(trigger)],
2661	) {	3249	) {
2662	no strict 'refs';	3250	no strict 'refs';
2663	my ($pkg, @funs) = @$_;	3251	my ($pkg, @funs) = @$_;
2664	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3252	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2682		3270
2683	my $qcode = $code;	3271	my $qcode = $code;
2684	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3272	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2685	$qcode =~ s/\n/\\n/g;	3273	$qcode =~ s/\n/\\n/g;
2686		3274
		3275	%vars = (_dummy => 0) unless %vars;
		3276
		3277	my @res;
2687	local $_;	3278	local $_;
2688	local @safe::cf::_safe_eval_args = values %vars;
2689		3279
2690	my $eval =	3280	my $eval =
2691	"do {\n"	3281	"do {\n"
2692	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3282	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2693	. "#line 0 \"{$qcode}\"\n"	3283	. "#line 0 \"{$qcode}\"\n"
2694	. $code	3284	. $code
2695	. "\n}"	3285	. "\n}"
2696	;	3286	;
2697		3287
		3288	if ($CFG{safe_eval}) {
2698	sub_generation_inc;	3289	sub_generation_inc;
		3290	local @safe::cf::_safe_eval_args = values %vars;
2699	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3291	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2700	sub_generation_inc;	3292	sub_generation_inc;
		3293	} else {
		3294	local @cf::_safe_eval_args = values %vars;
		3295	@res = wantarray ? eval eval : scalar eval $eval;
		3296	}
2701		3297
2702	if ($@) {	3298	if ($@) {
2703	warn "$@";	3299	warn "$@";
2704	warn "while executing safe code '$code'\n";	3300	warn "while executing safe code '$code'\n";
2705	warn "with arguments " . (join " ", %vars) . "\n";	3301	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2724	=cut	3320	=cut
2725		3321
2726	sub register_script_function {	3322	sub register_script_function {
2727	my ($fun, $cb) = @_;	3323	my ($fun, $cb) = @_;
2728		3324
2729	no strict 'refs';	3325	$fun = "safe::$fun" if $CFG{safe_eval};
2730	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3326	*$fun = $safe_hole->wrap ($cb);
2731	}	3327	}
2732		3328
2733	=back	3329	=back
2734		3330
2735	=cut	3331	=cut
…		…
2737	#############################################################################	3333	#############################################################################
2738	# the server's init and main functions	3334	# the server's init and main functions
2739		3335
2740	sub load_facedata($) {	3336	sub load_facedata($) {
2741	my ($path) = @_;	3337	my ($path) = @_;
		3338
		3339	# HACK to clear player env face cache, we need some signal framework
		3340	# for this (global event?)
		3341	%ext::player_env::MUSIC_FACE_CACHE = ();
		3342
		3343	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2742		3344
2743	warn "loading facedata from $path\n";	3345	warn "loading facedata from $path\n";
2744		3346
2745	my $facedata;	3347	my $facedata;
2746	0 < aio_load $path, $facedata	3348	0 < aio_load $path, $facedata
…		…
2749	$facedata = Coro::Storable::thaw $facedata;	3351	$facedata = Coro::Storable::thaw $facedata;
2750		3352
2751	$facedata->{version} == 2	3353	$facedata->{version} == 2
2752	or cf::cleanup "$path: version mismatch, cannot proceed.";	3354	or cf::cleanup "$path: version mismatch, cannot proceed.";
2753		3355
		3356	# patch in the exptable
		3357	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
		3358	$facedata->{resource}{"res/exp_table"} = {
		3359	type => FT_RSRC,
		3360	data => $exp_table,
		3361	hash => (Digest::MD5::md5 $exp_table),
		3362	};
		3363	cf::cede_to_tick;
		3364
2754	{	3365	{
2755	my $faces = $facedata->{faceinfo};	3366	my $faces = $facedata->{faceinfo};
2756		3367
2757	while (my ($face, $info) = each %$faces) {	3368	while (my ($face, $info) = each %$faces) {
2758	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3369	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3370
2759	cf::face::set_visibility $idx, $info->{visibility};	3371	cf::face::set_visibility $idx, $info->{visibility};
2760	cf::face::set_magicmap $idx, $info->{magicmap};	3372	cf::face::set_magicmap $idx, $info->{magicmap};
2761	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3373	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2762	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3374	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2763		3375
2764	cf::cede_to_tick;	3376	cf::cede_to_tick;
2765	}	3377	}
2766		3378
2767	while (my ($face, $info) = each %$faces) {	3379	while (my ($face, $info) = each %$faces) {
2768	next unless $info->{smooth};	3380	next unless $info->{smooth};
		3381
2769	my $idx = cf::face::find $face	3382	my $idx = cf::face::find $face
2770	or next;	3383	or next;
		3384
2771	if (my $smooth = cf::face::find $info->{smooth}) {	3385	if (my $smooth = cf::face::find $info->{smooth}) {
2772	cf::face::set_smooth $idx, $smooth;	3386	cf::face::set_smooth $idx, $smooth;
2773	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3387	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2774	} else {	3388	} else {
2775	warn "smooth face '$info->{smooth}' not found for face '$face'";	3389	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2789		3403
2790	cf::anim::invalidate_all; # d'oh	3404	cf::anim::invalidate_all; # d'oh
2791	}	3405	}
2792		3406
2793	{	3407	{
2794	# TODO: for gcfclient pleasure, we should give resources
2795	# that gcfclient doesn't grok a >10000 face index.
2796	my $res = $facedata->{resource};	3408	my $res = $facedata->{resource};
2797	my $enc = JSON::XS->new->utf8->canonical;
2798		3409
2799	while (my ($name, $info) = each %$res) {	3410	while (my ($name, $info) = each %$res) {
2800	my $meta = $enc->encode ({	3411	if (defined $info->{type}) {
2801	name => $name,
2802	type => $info->{type},
2803	copyright => $info->{copyright}, #TODO#
2804	});
2805
2806	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3412	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2807		3413
2808	if ($name =~ /\.jpg$/) {
2809	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};#d# temp hack	3414	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
2810	cf::face::set_data $idx, 1, $info->{data}, $info->{chksum};#d# temp hack	3415	cf::face::set_type $idx, $info->{type};
2811	} else {	3416	} else {
2812	my $data = pack "(w/a*)*", $meta, $info->{data};	3417	$RESOURCE{$name} = $info;
2813	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2814
2815	cf::face::set_type $idx, 1;
2816	cf::face::set_data $idx, 0, $data, $chk;
2817	}	3418	}
2818		3419
2819	cf::cede_to_tick;	3420	cf::cede_to_tick;
2820	}	3421	}
2821	}	3422	}
2822		3423
		3424	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3425
2823	1	3426	1
2824	}	3427	}
2825		3428
		3429	cf::global->attach (on_resource_update => sub {
		3430	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3431	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3432
		3433	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3434	my $sound = $soundconf->{compat}[$_]
		3435	or next;
		3436
		3437	my $face = cf::face::find "sound/$sound->[1]";
		3438	cf::sound::set $sound->[0] => $face;
		3439	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3440	}
		3441
		3442	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3443	my $face = cf::face::find "sound/$v";
		3444	cf::sound::set $k => $face;
		3445	}
		3446	}
		3447	});
		3448
		3449	register_exticmd fx_want => sub {
		3450	my ($ns, $want) = @_;
		3451
		3452	while (my ($k, $v) = each %$want) {
		3453	$ns->fx_want ($k, $v);
		3454	}
		3455	};
		3456
		3457	sub load_resource_file($) {
		3458	my $guard = lock_acquire "load_resource_file";
		3459
		3460	my $status = load_resource_file_ $_[0];
		3461	get_slot 0.1, 100;
		3462	cf::arch::commit_load;
		3463
		3464	$status
		3465	}
		3466
2826	sub reload_regions {	3467	sub reload_regions {
		3468	# HACK to clear player env face cache, we need some signal framework
		3469	# for this (global event?)
		3470	%ext::player_env::MUSIC_FACE_CACHE = ();
		3471
2827	load_resource_file "$MAPDIR/regions"	3472	load_resource_file "$MAPDIR/regions"
2828	or die "unable to load regions file\n";	3473	or die "unable to load regions file\n";
2829		3474
2830	for (cf::region::list) {	3475	for (cf::region::list) {
2831	$_->{match} = qr/$_->{match}/	3476	$_->{match} = qr/$_->{match}/
…		…
2839	}	3484	}
2840		3485
2841	sub reload_archetypes {	3486	sub reload_archetypes {
2842	load_resource_file "$DATADIR/archetypes"	3487	load_resource_file "$DATADIR/archetypes"
2843	or die "unable to load archetypes\n";	3488	or die "unable to load archetypes\n";
2844	#d# NEED to laod twice to resolve forward references
2845	# this really needs to be done in an extra post-pass
2846	# (which needs to be synchronous, so solve it differently)
2847	load_resource_file "$DATADIR/archetypes"
2848	or die "unable to load archetypes\n";
2849	}	3489	}
2850		3490
2851	sub reload_treasures {	3491	sub reload_treasures {
2852	load_resource_file "$DATADIR/treasures"	3492	load_resource_file "$DATADIR/treasures"
2853	or die "unable to load treasurelists\n";	3493	or die "unable to load treasurelists\n";
2854	}	3494	}
2855		3495
2856	sub reload_resources {	3496	sub reload_resources {
2857	warn "reloading resource files...\n";	3497	warn "reloading resource files...\n";
2858		3498
		3499	reload_facedata;
		3500	reload_archetypes;
2859	reload_regions;	3501	reload_regions;
2860	reload_facedata;
2861	#reload_archetypes;#d#
2862	reload_archetypes;
2863	reload_treasures;	3502	reload_treasures;
2864		3503
2865	warn "finished reloading resource files\n";	3504	warn "finished reloading resource files\n";
2866	}	3505	}
2867		3506
2868	sub init {	3507	sub reload_config {
2869	reload_resources;	3508	warn "reloading config file...\n";
2870	}
2871		3509
2872	sub cfg_load {
2873	open my $fh, "<:utf8", "$CONFDIR/config"	3510	open my $fh, "<:utf8", "$CONFDIR/config"
2874	or return;	3511	or return;
2875		3512
2876	local $/;	3513	local $/;
2877	*CFG = YAML::Syck::Load <$fh>;	3514	*CFG = YAML::XS::Load scalar <$fh>;
2878		3515
2879	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3516	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2880		3517
2881	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3518	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2882	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3519	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2886	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3523	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2887	and die "WARNING: m(un)lockall failed: $!\n";	3524	and die "WARNING: m(un)lockall failed: $!\n";
2888	};	3525	};
2889	warn $@ if $@;	3526	warn $@ if $@;
2890	}	3527	}
		3528
		3529	warn "finished reloading resource files\n";
		3530	}
		3531
		3532	sub pidfile() {
		3533	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3534	or die "$PIDFILE: $!";
		3535	flock $fh, &Fcntl::LOCK_EX
		3536	or die "$PIDFILE: flock: $!";
		3537	$fh
		3538	}
		3539
		3540	# make sure only one server instance is running at any one time
		3541	sub atomic {
		3542	my $fh = pidfile;
		3543
		3544	my $pid = <$fh>;
		3545	kill 9, $pid if $pid > 0;
		3546
		3547	seek $fh, 0, 0;
		3548	print $fh $$;
		3549	}
		3550
		3551	sub main_loop {
		3552	warn "EV::loop starting\n";
		3553	if (1) {
		3554	EV::loop;
		3555	}
		3556	warn "EV::loop returned\n";
		3557	goto &main_loop unless $REALLY_UNLOOP;
2891	}	3558	}
2892		3559
2893	sub main {	3560	sub main {
		3561	cf::init_globals; # initialise logging
		3562
		3563	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3564	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3565	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3566	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3567
		3568	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3569
2894	# we must not ever block the main coroutine	3570	# we must not ever block the main coroutine
2895	local $Coro::idle = sub {	3571	local $Coro::idle = sub {
2896	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3572	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2897	(async {	3573	(async {
2898	Event::one_event;	3574	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3575	EV::loop EV::LOOP_ONESHOT;
2899	})->prio (Coro::PRIO_MAX);	3576	})->prio (Coro::PRIO_MAX);
2900	};	3577	};
2901		3578
2902	cfg_load;	3579	evthread_start IO::AIO::poll_fileno;
		3580
		3581	cf::sync_job {
		3582	cf::init_experience;
		3583	cf::init_anim;
		3584	cf::init_attackmess;
		3585	cf::init_dynamic;
		3586
		3587	cf::load_settings;
		3588	cf::load_materials;
		3589
		3590	reload_resources;
		3591	reload_config;
2903	db_init;	3592	db_init;
		3593
		3594	cf::init_uuid;
		3595	cf::init_signals;
		3596	cf::init_skills;
		3597
		3598	cf::init_beforeplay;
		3599
		3600	atomic;
		3601
2904	load_extensions;	3602	load_extensions;
2905		3603
2906	$TICK_WATCHER->start;	3604	utime time, time, $RUNTIMEFILE;
2907	Event::loop;	3605
		3606	# no (long-running) fork's whatsoever before this point(!)
		3607	use POSIX ();
		3608	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3609
		3610	(pop @POST_INIT)->(0) while @POST_INIT;
		3611	};
		3612
		3613	cf::object::thawer::errors_are_fatal 0;
		3614	warn "parse errors in files are no longer fatal from this point on.\n";
		3615
		3616	main_loop;
2908	}	3617	}
2909		3618
2910	#############################################################################	3619	#############################################################################
2911	# initialisation and cleanup	3620	# initialisation and cleanup
2912		3621
2913	# install some emergency cleanup handlers	3622	# install some emergency cleanup handlers
2914	BEGIN {	3623	BEGIN {
		3624	our %SIGWATCHER = ();
2915	for my $signal (qw(INT HUP TERM)) {	3625	for my $signal (qw(INT HUP TERM)) {
2916	Event->signal (	3626	$SIGWATCHER{$signal} = AE::signal $signal, sub {
2917	reentrant => 0,
2918	data => WF_AUTOCANCEL,
2919	signal => $signal,
2920	prio => 0,
2921	cb => sub {
2922	cf::cleanup "SIG$signal";	3627	cf::cleanup "SIG$signal";
2923	},
2924	);	3628	};
2925	}	3629	}
2926	}	3630	}
2927		3631
2928	sub write_runtime {	3632	sub write_runtime_sync {
2929	my $runtime = "$LOCALDIR/runtime";	3633	my $t0 = AE::time;
2930		3634
2931	# first touch the runtime file to show we are still running:	3635	# first touch the runtime file to show we are still running:
2932	# the fsync below can take a very very long time.	3636	# the fsync below can take a very very long time.
2933		3637
2934	IO::AIO::aio_utime $runtime, undef, undef;	3638	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2935		3639
2936	my $guard = cf::lock_acquire "write_runtime";	3640	my $guard = cf::lock_acquire "write_runtime";
2937		3641
2938	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3642	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
2939	or return;	3643	or return;
2940		3644
2941	my $value = $cf::RUNTIME + 90 + 10;	3645	my $value = $cf::RUNTIME + 90 + 10;
2942	# 10 is the runtime save interval, for a monotonic clock	3646	# 10 is the runtime save interval, for a monotonic clock
2943	# 60 allows for the watchdog to kill the server.	3647	# 60 allows for the watchdog to kill the server.
…		…
2953	aio_utime $fh, undef, undef;	3657	aio_utime $fh, undef, undef;
2954		3658
2955	close $fh	3659	close $fh
2956	or return;	3660	or return;
2957		3661
2958	aio_rename "$runtime~", $runtime	3662	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2959	and return;	3663	and return;
2960		3664
2961	warn "runtime file written.\n";	3665	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
2962		3666
2963	1	3667	1
		3668	}
		3669
		3670	our $uuid_lock;
		3671	our $uuid_skip;
		3672
		3673	sub write_uuid_sync($) {
		3674	$uuid_skip ||= $_[0];
		3675
		3676	return if $uuid_lock;
		3677	local $uuid_lock = 1;
		3678
		3679	my $uuid = "$LOCALDIR/uuid";
		3680
		3681	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3682	or return;
		3683
		3684	my $value = uuid_seq uuid_cur;
		3685
		3686	unless ($value) {
		3687	warn "cowardly refusing to write zero uuid value!\n";
		3688	return;
		3689	}
		3690
		3691	my $value = uuid_str $value + $uuid_skip;
		3692	$uuid_skip = 0;
		3693
		3694	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3695	and return;
		3696
		3697	# always fsync - this file is important
		3698	aio_fsync $fh
		3699	and return;
		3700
		3701	close $fh
		3702	or return;
		3703
		3704	aio_rename "$uuid~", $uuid
		3705	and return;
		3706
		3707	warn "uuid file written ($value).\n";
		3708
		3709	1
		3710
		3711	}
		3712
		3713	sub write_uuid($$) {
		3714	my ($skip, $sync) = @_;
		3715
		3716	$sync ? write_uuid_sync $skip
		3717	: async { write_uuid_sync $skip };
2964	}	3718	}
2965		3719
2966	sub emergency_save() {	3720	sub emergency_save() {
2967	my $freeze_guard = cf::freeze_mainloop;	3721	my $freeze_guard = cf::freeze_mainloop;
2968		3722
2969	warn "enter emergency perl save\n";	3723	warn "emergency_perl_save: enter\n";
2970		3724
2971	cf::sync_job {	3725	cf::sync_job {
		3726	# this is a trade-off: we want to be very quick here, so
		3727	# save all maps without fsync, and later call a global sync
		3728	# (which in turn might be very very slow)
		3729	local $USE_FSYNC = 0;
		3730
2972	# use a peculiar iteration method to avoid tripping on perl	3731	# use a peculiar iteration method to avoid tripping on perl
2973	# refcount bugs in for. also avoids problems with players	3732	# refcount bugs in for. also avoids problems with players
2974	# and maps saved/destroyed asynchronously.	3733	# and maps saved/destroyed asynchronously.
2975	warn "begin emergency player save\n";	3734	warn "emergency_perl_save: begin player save\n";
2976	for my $login (keys %cf::PLAYER) {	3735	for my $login (keys %cf::PLAYER) {
2977	my $pl = $cf::PLAYER{$login} or next;	3736	my $pl = $cf::PLAYER{$login} or next;
2978	$pl->valid or next;	3737	$pl->valid or next;
		3738	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2979	$pl->save;	3739	$pl->save;
2980	}	3740	}
2981	warn "end emergency player save\n";	3741	warn "emergency_perl_save: end player save\n";
2982		3742
2983	warn "begin emergency map save\n";	3743	warn "emergency_perl_save: begin map save\n";
2984	for my $path (keys %cf::MAP) {	3744	for my $path (keys %cf::MAP) {
2985	my $map = $cf::MAP{$path} or next;	3745	my $map = $cf::MAP{$path} or next;
2986	$map->valid or next;	3746	$map->valid or next;
2987	$map->save;	3747	$map->save;
2988	}	3748	}
2989	warn "end emergency map save\n";	3749	warn "emergency_perl_save: end map save\n";
2990		3750
2991	warn "begin emergency database checkpoint\n";	3751	warn "emergency_perl_save: begin database checkpoint\n";
2992	BDB::db_env_txn_checkpoint $DB_ENV;	3752	BDB::db_env_txn_checkpoint $DB_ENV;
2993	warn "end emergency database checkpoint\n";	3753	warn "emergency_perl_save: end database checkpoint\n";
		3754
		3755	warn "emergency_perl_save: begin write uuid\n";
		3756	write_uuid_sync 1;
		3757	warn "emergency_perl_save: end write uuid\n";
2994	};	3758	};
2995		3759
		3760	warn "emergency_perl_save: starting sync()\n";
		3761	IO::AIO::aio_sync sub {
		3762	warn "emergency_perl_save: finished sync()\n";
		3763	};
		3764
2996	warn "leave emergency perl save\n";	3765	warn "emergency_perl_save: leave\n";
2997	}	3766	}
2998		3767
2999	sub post_cleanup {	3768	sub post_cleanup {
3000	my ($make_core) = @_;	3769	my ($make_core) = @_;
3001		3770
3002	warn Carp::longmess "post_cleanup backtrace"	3771	warn Carp::longmess "post_cleanup backtrace"
3003	if $make_core;	3772	if $make_core;
		3773
		3774	my $fh = pidfile;
		3775	unlink $PIDFILE if <$fh> == $$;
		3776	}
		3777
		3778	# a safer delete_package, copied from Symbol
		3779	sub clear_package($) {
		3780	my $pkg = shift;
		3781
		3782	# expand to full symbol table name if needed
		3783	unless ($pkg =~ /^main::.*::$/) {
		3784	$pkg = "main$pkg" if $pkg =~ /^::/;
		3785	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3786	$pkg .= '::' unless $pkg =~ /::$/;
		3787	}
		3788
		3789	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3790	my $stem_symtab = *{$stem}{HASH};
		3791
		3792	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3793	or return;
		3794
		3795	# clear all symbols
		3796	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3797	for my $name (keys %$leaf_symtab) {
		3798	_gv_clear *{"$pkg$name"};
		3799	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3800	}
3004	}	3801	}
3005		3802
3006	sub do_reload_perl() {	3803	sub do_reload_perl() {
3007	# can/must only be called in main	3804	# can/must only be called in main
3008	if ($Coro::current != $Coro::main) {	3805	if (in_main) {
3009	warn "can only reload from main coroutine";	3806	warn "can only reload from main coroutine";
3010	return;	3807	return;
3011	}	3808	}
3012		3809
		3810	return if $RELOAD++;
		3811
		3812	my $t1 = AE::time;
		3813
		3814	while ($RELOAD) {
3013	warn "reloading...";	3815	warn "reloading...";
3014		3816
3015	warn "entering sync_job";	3817	warn "entering sync_job";
3016		3818
3017	cf::sync_job {	3819	cf::sync_job {
3018	cf::write_runtime; # external watchdog should not bark	3820	cf::write_runtime_sync; # external watchdog should not bark
3019	cf::emergency_save;	3821	cf::emergency_save;
3020	cf::write_runtime; # external watchdog should not bark	3822	cf::write_runtime_sync; # external watchdog should not bark
3021		3823
3022	warn "syncing database to disk";	3824	warn "syncing database to disk";
3023	BDB::db_env_txn_checkpoint $DB_ENV;	3825	BDB::db_env_txn_checkpoint $DB_ENV;
3024		3826
3025	# if anything goes wrong in here, we should simply crash as we already saved	3827	# if anything goes wrong in here, we should simply crash as we already saved
3026		3828
3027	warn "cancelling all WF_AUTOCANCEL watchers";
3028	for (Event::all_watchers) {
3029	$_->cancel if $_->data & WF_AUTOCANCEL;
3030	}
3031
3032	warn "flushing outstanding aio requests";	3829	warn "flushing outstanding aio requests";
3033	for (;;) {
3034	BDB::flush;
3035	IO::AIO::flush;
3036	Coro::cede;
3037	last unless IO::AIO::nreqs || BDB::nreqs;	3830	while (IO::AIO::nreqs || BDB::nreqs) {
3038	warn "iterate...";	3831	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3039	}
3040
3041	++$RELOAD;
3042
3043	warn "cancelling all extension coros";
3044	$_->cancel for values %EXT_CORO;
3045	%EXT_CORO = ();
3046
3047	warn "removing commands";
3048	%COMMAND = ();
3049
3050	warn "removing ext/exti commands";
3051	%EXTCMD = ();
3052	%EXTICMD = ();
3053
3054	warn "unloading/nuking all extensions";
3055	for my $pkg (@EXTS) {
3056	warn "... unloading $pkg";
3057
3058	if (my $cb = $pkg->can ("unload")) {
3059	eval {
3060	$cb->($pkg);
3061	1
3062	} or warn "$pkg unloaded, but with errors: $@";
3063	}	3832	}
3064		3833
3065	warn "... nuking $pkg";	3834	warn "cancelling all extension coros";
3066	Symbol::delete_package $pkg;	3835	$_->cancel for values %EXT_CORO;
3067	}	3836	%EXT_CORO = ();
3068		3837
3069	warn "unloading all perl modules loaded from $LIBDIR";	3838	warn "removing commands";
3070	while (my ($k, $v) = each %INC) {	3839	%COMMAND = ();
3071	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3072		3840
		3841	warn "removing ext/exti commands";
		3842	%EXTCMD = ();
		3843	%EXTICMD = ();
		3844
		3845	warn "unloading/nuking all extensions";
		3846	for my $pkg (@EXTS) {
3073	warn "... unloading $k";	3847	warn "... unloading $pkg";
3074	delete $INC{$k};
3075		3848
3076	$k =~ s/\.pm$//;
3077	$k =~ s/\//::/g;
3078
3079	if (my $cb = $k->can ("unload_module")) {	3849	if (my $cb = $pkg->can ("unload")) {
		3850	eval {
3080	$cb->();	3851	$cb->($pkg);
		3852	1
		3853	} or warn "$pkg unloaded, but with errors: $@";
		3854	}
		3855
		3856	warn "... clearing $pkg";
		3857	clear_package $pkg;
3081	}	3858	}
3082		3859
3083	Symbol::delete_package $k;	3860	warn "unloading all perl modules loaded from $LIBDIR";
		3861	while (my ($k, $v) = each %INC) {
		3862	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3863
		3864	warn "... unloading $k";
		3865	delete $INC{$k};
		3866
		3867	$k =~ s/\.pm$//;
		3868	$k =~ s/\//::/g;
		3869
		3870	if (my $cb = $k->can ("unload_module")) {
		3871	$cb->();
		3872	}
		3873
		3874	clear_package $k;
3084	}	3875	}
3085		3876
3086	warn "getting rid of safe::, as good as possible";	3877	warn "getting rid of safe::, as good as possible";
3087	Symbol::delete_package "safe::$_"	3878	clear_package "safe::$_"
3088	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3879	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3089		3880
3090	warn "unloading cf.pm \"a bit\"";	3881	warn "unloading cf.pm \"a bit\"";
3091	delete $INC{"cf.pm"};	3882	delete $INC{"cf.pm"};
3092	delete $INC{"cf/pod.pm"};	3883	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3093		3884
3094	# don't, removes xs symbols, too,	3885	# don't, removes xs symbols, too,
3095	# and global variables created in xs	3886	# and global variables created in xs
3096	#Symbol::delete_package __PACKAGE__;	3887	#clear_package __PACKAGE__;
3097		3888
3098	warn "unload completed, starting to reload now";	3889	warn "unload completed, starting to reload now";
3099		3890
3100	warn "reloading cf.pm";	3891	warn "reloading cf.pm";
3101	require cf;	3892	require cf;
3102	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3893	cf::_connect_to_perl_1;
3103		3894
3104	warn "loading config and database again";	3895	warn "loading config and database again";
3105	cf::cfg_load;	3896	cf::reload_config;
3106		3897
3107	warn "loading extensions";	3898	warn "loading extensions";
3108	cf::load_extensions;	3899	cf::load_extensions;
3109		3900
		3901	if ($REATTACH_ON_RELOAD) {
3110	warn "reattaching attachments to objects/players";	3902	warn "reattaching attachments to objects/players";
3111	_global_reattach; # objects, sockets	3903	_global_reattach; # objects, sockets
3112	warn "reattaching attachments to maps";	3904	warn "reattaching attachments to maps";
3113	reattach $_ for values %MAP;	3905	reattach $_ for values %MAP;
3114	warn "reattaching attachments to players";	3906	warn "reattaching attachments to players";
3115	reattach $_ for values %PLAYER;	3907	reattach $_ for values %PLAYER;
		3908	}
3116		3909
		3910	warn "running post_init jobs";
		3911	(pop @POST_INIT)->(1) while @POST_INIT;
		3912
3117	warn "leaving sync_job";	3913	warn "leaving sync_job";
3118		3914
3119	1	3915	1
3120	} or do {	3916	} or do {
3121	warn $@;	3917	warn $@;
3122	warn "error while reloading, exiting.";	3918	cf::cleanup "error while reloading, exiting.";
3123	exit 1;
3124	};	3919	};
3125		3920
3126	warn "reloaded";	3921	warn "reloaded";
		3922	--$RELOAD;
		3923	}
		3924
		3925	$t1 = AE::time - $t1;
		3926	warn "reload completed in ${t1}s\n";
3127	};	3927	};
3128		3928
3129	our $RELOAD_WATCHER; # used only during reload	3929	our $RELOAD_WATCHER; # used only during reload
3130		3930
3131	sub reload_perl() {	3931	sub reload_perl() {
3132	# doing reload synchronously and two reloads happen back-to-back,	3932	# doing reload synchronously and two reloads happen back-to-back,
3133	# coro crashes during coro_state_free->destroy here.	3933	# coro crashes during coro_state_free->destroy here.
3134		3934
3135	$RELOAD_WATCHER ||= Event->timer (	3935	$RELOAD_WATCHER ||= cf::async {
3136	reentrant => 0,	3936	Coro::AIO::aio_wait cache_extensions;
3137	after => 0,	3937
3138	data => WF_AUTOCANCEL,	3938	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3139	cb => sub {
3140	do_reload_perl;	3939	do_reload_perl;
3141	undef $RELOAD_WATCHER;	3940	undef $RELOAD_WATCHER;
3142	},	3941	};
3143	);	3942	};
3144	}	3943	}
3145		3944
3146	register_command "reload" => sub {	3945	register_command "reload" => sub {
3147	my ($who, $arg) = @_;	3946	my ($who, $arg) = @_;
3148		3947
3149	if ($who->flag (FLAG_WIZ)) {	3948	if ($who->flag (FLAG_WIZ)) {
3150	$who->message ("reloading server.");	3949	$who->message ("reloading server.");
		3950	async {
		3951	$Coro::current->{desc} = "perl_reload";
3151	async { reload_perl };	3952	reload_perl;
		3953	};
3152	}	3954	}
3153	};	3955	};
3154		3956
3155	unshift @INC, $LIBDIR;	3957	unshift @INC, $LIBDIR;
3156		3958
…		…
3158		3960
3159	our @WAIT_FOR_TICK;	3961	our @WAIT_FOR_TICK;
3160	our @WAIT_FOR_TICK_BEGIN;	3962	our @WAIT_FOR_TICK_BEGIN;
3161		3963
3162	sub wait_for_tick {	3964	sub wait_for_tick {
3163	return unless $TICK_WATCHER->is_active;
3164	return if $Coro::current == $Coro::main;	3965	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3165		3966
3166	my $signal = new Coro::Signal;	3967	my $signal = new Coro::Signal;
3167	push @WAIT_FOR_TICK, $signal;	3968	push @WAIT_FOR_TICK, $signal;
3168	$signal->wait;	3969	$signal->wait;
3169	}	3970	}
3170		3971
3171	sub wait_for_tick_begin {	3972	sub wait_for_tick_begin {
3172	return unless $TICK_WATCHER->is_active;
3173	return if $Coro::current == $Coro::main;	3973	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3174		3974
3175	my $signal = new Coro::Signal;	3975	my $signal = new Coro::Signal;
3176	push @WAIT_FOR_TICK_BEGIN, $signal;	3976	push @WAIT_FOR_TICK_BEGIN, $signal;
3177	$signal->wait;	3977	$signal->wait;
3178	}	3978	}
3179		3979
3180	my $min = 1e6;#d#	3980	sub tick {
3181	my $avg = 10;
3182	$TICK_WATCHER = Event->timer (
3183	reentrant => 0,
3184	parked => 1,
3185	prio => 0,
3186	at => $NEXT_TICK || $TICK,
3187	data => WF_AUTOCANCEL,
3188	cb => sub {
3189	if ($Coro::current != $Coro::main) {	3981	if ($Coro::current != $Coro::main) {
3190	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3982	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3191	unless ++$bug_warning > 10;	3983	unless ++$bug_warning > 10;
3192	return;	3984	return;
3193	}	3985	}
3194		3986
3195	$NOW = $tick_start = Event::time;
3196
3197	cf::server_tick; # one server iteration	3987	cf::server_tick; # one server iteration
3198		3988
3199	0 && sync_job {#d#	3989	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3200	for(1..10) {
3201	my $t = Event::time;
3202	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3203	or die;
3204		3990
3205	$map->width (50);	3991	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3206	$map->height (50);	3992	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3207	$map->alloc;	3993	Coro::async_pool {
3208	$map->_load_objects ("/tmp/x.map", 1);	3994	$Coro::current->{desc} = "runtime saver";
3209	my $t = Event::time - $t;	3995	write_runtime_sync
3210		3996	or warn "ERROR: unable to write runtime file: $!";
3211	#next unless $t < 0.0013;#d#
3212	if ($t < $min) {
3213	$min = $t;
3214	}
3215	$avg = $avg * 0.99 + $t * 0.01;
3216	}
3217	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3218	exit 0;
3219	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3220	};	3997	};
		3998	}
3221		3999
3222	$RUNTIME += $TICK;
3223	$NEXT_TICK += $TICK;
3224
3225	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3226	$NEXT_RUNTIME_WRITE = $NOW + 10;
3227	Coro::async_pool {
3228	write_runtime
3229	or warn "ERROR: unable to write runtime file: $!";
3230	};
3231	}
3232
3233	# my $AFTER = Event::time;
3234	# warn $AFTER - $NOW;#d#
3235
3236	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4000	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3237	$sig->send;	4001	$sig->send;
3238	}	4002	}
3239	while (my $sig = shift @WAIT_FOR_TICK) {	4003	while (my $sig = shift @WAIT_FOR_TICK) {
3240	$sig->send;	4004	$sig->send;
3241	}	4005	}
3242		4006
3243	$NOW = Event::time;	4007	$LOAD = ($NOW - $TICK_START) / $TICK;
3244
3245	# if we are delayed by four ticks or more, skip them all
3246	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3247
3248	$TICK_WATCHER->at ($NEXT_TICK);
3249	$TICK_WATCHER->start;
3250
3251	$LOAD = ($NOW - $tick_start) / $TICK;
3252	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4008	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3253		4009
3254	_post_tick;	4010	if (0) {
3255		4011	if ($NEXT_TICK) {
3256		4012	my $jitter = $TICK_START - $NEXT_TICK;
		4013	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4014	warn "jitter $JITTER\n";#d#
		4015	}
3257	},	4016	}
3258	);	4017	}
3259		4018
3260	{	4019	{
3261	BDB::max_poll_time $TICK * 0.1;	4020	# configure BDB
3262	$BDB_POLL_WATCHER = Event->io (	4021
3263	reentrant => 0,
3264	fd => BDB::poll_fileno,
3265	poll => 'r',
3266	prio => 0,
3267	data => WF_AUTOCANCEL,
3268	cb => \&BDB::poll_cb,
3269	);
3270	BDB::min_parallel 8;	4022	BDB::min_parallel 16;
3271		4023	BDB::max_poll_reqs $TICK * 0.1;
3272	BDB::set_sync_prepare {	4024	$AnyEvent::BDB::WATCHER->priority (1);
3273	my $status;
3274	my $current = $Coro::current;
3275	(
3276	sub {
3277	$status = $!;
3278	$current->ready; undef $current;
3279	},
3280	sub {
3281	Coro::schedule while defined $current;
3282	$! = $status;
3283	},
3284	)
3285	};
3286		4025
3287	unless ($DB_ENV) {	4026	unless ($DB_ENV) {
3288	$DB_ENV = BDB::db_env_create;	4027	$DB_ENV = BDB::db_env_create;
		4028	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4029	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4030	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4031	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4032	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3289		4033
3290	cf::sync_job {	4034	cf::sync_job {
3291	eval {	4035	eval {
3292	BDB::db_env_open	4036	BDB::db_env_open
3293	$DB_ENV,	4037	$DB_ENV,
…		…
3295	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4039	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3296	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4040	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3297	0666;	4041	0666;
3298		4042
3299	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4043	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3300
3301	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3302	$DB_ENV->set_lk_detect;
3303	};	4044	};
3304		4045
3305	cf::cleanup "db_env_open(db): $@" if $@;	4046	cf::cleanup "db_env_open(db): $@" if $@;
3306	};	4047	};
3307	}	4048	}
		4049
		4050	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4051	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4052	};
		4053	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4054	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4055	};
		4056	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4057	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4058	};
3308	}	4059	}
3309		4060
3310	{	4061	{
		4062	# configure IO::AIO
		4063
3311	IO::AIO::min_parallel 8;	4064	IO::AIO::min_parallel 8;
3312
3313	undef $Coro::AIO::WATCHER;
3314	IO::AIO::max_poll_time $TICK * 0.1;	4065	IO::AIO::max_poll_time $TICK * 0.1;
3315	$AIO_POLL_WATCHER = Event->io (	4066	undef $AnyEvent::AIO::WATCHER;
3316	reentrant => 0,
3317	data => WF_AUTOCANCEL,
3318	fd => IO::AIO::poll_fileno,
3319	poll => 'r',
3320	prio => 6,
3321	cb => \&IO::AIO::poll_cb,
3322	);
3323	}	4067	}
3324		4068
3325	my $_log_backtrace;	4069	my $_log_backtrace;
3326		4070
3327	sub _log_backtrace {	4071	sub _log_backtrace {
…		…
3330	$msg =~ s/\n//;	4074	$msg =~ s/\n//;
3331		4075
3332	# limit the # of concurrent backtraces	4076	# limit the # of concurrent backtraces
3333	if ($_log_backtrace < 2) {	4077	if ($_log_backtrace < 2) {
3334	++$_log_backtrace;	4078	++$_log_backtrace;
		4079	my $perl_bt = Carp::longmess $msg;
3335	async {	4080	async {
		4081	$Coro::current->{desc} = "abt $msg";
		4082
3336	my @bt = fork_call {	4083	my @bt = fork_call {
3337	@addr = map { sprintf "%x", $_ } @addr;	4084	@addr = map { sprintf "%x", $_ } @addr;
3338	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4085	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3339	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4086	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3340	or die "addr2line: $!";	4087	or die "addr2line: $!";
…		…
3348	}	4095	}
3349		4096
3350	@funcs	4097	@funcs
3351	};	4098	};
3352		4099
3353	LOG llevInfo, "[ABT] $msg\n";	4100	LOG llevInfo, "[ABT] $perl_bt\n";
		4101	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3354	LOG llevInfo, "[ABT] $_\n" for @bt;	4102	LOG llevInfo, "[ABT] $_\n" for @bt;
3355	--$_log_backtrace;	4103	--$_log_backtrace;
3356	};	4104	};
3357	} else {	4105	} else {
3358	LOG llevInfo, "[ABT] $msg\n";	4106	LOG llevInfo, "[ABT] $msg\n";
3359	LOG llevInfo, "[ABT] [suppressed]\n";	4107	LOG llevInfo, "[ABT] [suppressed]\n";
3360	}	4108	}
3361	}	4109	}
3362		4110
3363	# load additional modules	4111	# load additional modules
3364	use cf::pod;	4112	require "cf/$_.pm" for @EXTRA_MODULES;
		4113	cf::_connect_to_perl_2;
3365		4114
3366	END { cf::emergency_save }	4115	END { cf::emergency_save }
3367		4116
3368	1	4117	1
3369		4118

Diff Legend

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