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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.283 by root, Sun Jun 24 04:09:29 2007 UTC vs.
Revision 1.496 by root, Sun Nov 15 18:03:59 2009 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 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
		55	use JSON::XS 2.01 ();
25	use BDB ();	56	use BDB ();
26	use Data::Dumper;	57	use Data::Dumper;
27	use Digest::MD5;
28	use Fcntl;	58	use Fcntl;
29	use YAML::Syck ();	59	use YAML::XS ();
30	use IO::AIO 2.32 ();	60	use IO::AIO ();
31	use Time::HiRes;	61	use Time::HiRes;
32	use Compress::LZF;	62	use Compress::LZF;
		63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
33		66
34	# configure various modules to our taste	67	# configure various modules to our taste
35	#	68	#
36	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
37	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";
38	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
39		77
40	$Event::Eval = 1; # no idea why this is required, but it is	78	# strictly for debugging
41		79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
42	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
43	$YAML::Syck::ImplicitUnicode = 1;
44
45	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
46		80
47	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
48		82
49	our %COMMAND = ();	83	our %COMMAND = ();
50	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
51		85
52	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
53	our %EXTCMD = ();	87	our %EXTCMD = ();
		88	our %EXTICMD = ();
54	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
55	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
56		91
57	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
58	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
59		96
60	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
61	our $DATADIR = datadir;	98	our $DATADIR = datadir;
62	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
63	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
64	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
65	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
66	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
67	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
68	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
69	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
70	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
		111	our %RESOURCE;
71		112
72	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	113	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
73	our $TICK_WATCHER;
74	our $AIO_POLL_WATCHER;
75	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	114	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
76	our $NEXT_TICK;	115	our $NEXT_TICK;
77	our $NOW;
78	our $USE_FSYNC = 1; # use fsync to write maps - default off	116	our $USE_FSYNC = 1; # use fsync to write maps - default on
79		117
		118	our $BDB_DEADLOCK_WATCHER;
		119	our $BDB_CHECKPOINT_WATCHER;
80	our $BDB_POLL_WATCHER;	120	our $BDB_TRICKLE_WATCHER;
81	our $DB_ENV;	121	our $DB_ENV;
		122
		123	our @EXTRA_MODULES = qw(pod match mapscript);
82		124
83	our %CFG;	125	our %CFG;
84		126
85	our $UPTIME; $UPTIME ||= time;	127	our $UPTIME; $UPTIME ||= time;
86	our $RUNTIME;	128	our $RUNTIME;
		129	our $NOW;
87		130
88	our %PLAYER; # all users	131	our (%PLAYER, %PLAYER_LOADING); # all users
89	our %MAP; # all maps	132	our (%MAP, %MAP_LOADING ); # all maps
90	our $LINK_MAP; # the special {link} map, which is always available	133	our $LINK_MAP; # the special {link} map, which is always available
91		134
92	# used to convert map paths into valid unix filenames by replacing / by ∕	135	# used to convert map paths into valid unix filenames by replacing / by ∕
93	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	136	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
94		137
95	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	138	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
96	our $LOADAVG; # same thing, but with alpha-smoothing	139	our $LOADAVG; # same thing, but with alpha-smoothing
		140	our $JITTER; # average jitter
97	our $tick_start; # for load detecting purposes	141	our $TICK_START; # for load detecting purposes
		142
		143	our @POST_INIT;
		144
		145	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		146	our $REALLY_UNLOOP; # never set to true, please :)
98		147
99	binmode STDOUT;	148	binmode STDOUT;
100	binmode STDERR;	149	binmode STDERR;
101		150
102	# read virtual server time, if available	151	# read virtual server time, if available
103	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	152	unless ($RUNTIME || !-e $RUNTIMEFILE) {
104	open my $fh, "<", "$LOCALDIR/runtime"	153	open my $fh, "<", $RUNTIMEFILE
105	or die "unable to read runtime file: $!";	154	or die "unable to read $RUNTIMEFILE file: $!";
106	$RUNTIME = <$fh> + 0.;	155	$RUNTIME = <$fh> + 0.;
107	}	156	}
		157
		158	eval "sub TICK() { $TICK } 1" or die;
108		159
109	mkdir $_	160	mkdir $_
110	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	161	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
111		162
112	our $EMERGENCY_POSITION;	163	our $EMERGENCY_POSITION;
113		164
114	sub cf::map::normalise;	165	sub cf::map::normalise;
		166
		167	#############################################################################
		168
		169	%REFLECT = ();
		170	for (@REFLECT) {
		171	my $reflect = JSON::XS::decode_json $_;
		172	$REFLECT{$reflect->{class}} = $reflect;
		173	}
		174
		175	# this is decidedly evil
		176	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
115		177
116	#############################################################################	178	#############################################################################
117		179
118	=head2 GLOBAL VARIABLES	180	=head2 GLOBAL VARIABLES
119		181
…		…
155		217
156	The raw value load value from the last tick.	218	The raw value load value from the last tick.
157		219
158	=item %cf::CFG	220	=item %cf::CFG
159		221
160	Configuration for the server, loaded from C</etc/crossfire/config>, or	222	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
161	from wherever your confdir points to.	223	from wherever your confdir points to.
162		224
163	=item cf::wait_for_tick, cf::wait_for_tick_begin	225	=item cf::wait_for_tick, cf::wait_for_tick_begin
164		226
165	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	227	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
166	returns directly I<after> the tick processing (and consequently, can only wake one process	228	returns directly I<after> the tick processing (and consequently, can only wake one process
167	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	229	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
168		230
		231	=item @cf::INVOKE_RESULTS
		232
		233	This array contains the results of the last C<invoke ()> call. When
		234	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
		235	that call.
		236
		237	=item %cf::REFLECT
		238
		239	Contains, for each (C++) class name, a hash reference with information
		240	about object members (methods, scalars, arrays and flags) and other
		241	metadata, which is useful for introspection.
		242
169	=back	243	=back
170		244
171	=cut	245	=cut
172		246
173	BEGIN {	247	$Coro::State::WARNHOOK = sub {
174	*CORE::GLOBAL::warn = sub {
175	my $msg = join "", @_;	248	my $msg = join "", @_;
176		249
177	$msg .= "\n"	250	$msg .= "\n"
178	unless $msg =~ /\n$/;	251	unless $msg =~ /\n$/;
179		252
180	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	253	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
181		254
182	utf8::encode $msg;
183	LOG llevError, $msg;	255	LOG llevError, $msg;
184	};	256	};
185	}	257
		258	$Coro::State::DIEHOOK = sub {
		259	return unless $^S eq 0; # "eq", not "=="
		260
		261	warn Carp::longmess $_[0];
		262
		263	if ($Coro::current == $Coro::main) {#d#
		264	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		265	return;#d#
		266	}#d#
		267
		268	# kill coroutine otherwise
		269	Coro::terminate
		270	};
186		271
187	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	272	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
188	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	273	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
189	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	274	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
190	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	275	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
197	for my $pkg (qw(	282	for my $pkg (qw(
198	cf::global cf::attachable	283	cf::global cf::attachable
199	cf::object cf::object::player	284	cf::object cf::object::player
200	cf::client cf::player	285	cf::client cf::player
201	cf::arch cf::living	286	cf::arch cf::living
		287	cf::map cf::mapspace
202	cf::map cf::party cf::region	288	cf::party cf::region
203	)) {	289	)) {
204	no strict 'refs';
205	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	290	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
206	}	291	}
207		292
208	$Event::DIED = sub {	293	$EV::DIED = sub {
209	warn "error in event callback: @_";	294	Carp::cluck "error in event callback: @_";
210	};	295	};
211		296
212	#############################################################################	297	#############################################################################
213		298
214	=head2 UTILITY FUNCTIONS	299	=head2 UTILITY FUNCTIONS
…		…
236	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	321	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
237	$d	322	$d
238	} || "[unable to dump $_[0]: '$@']";	323	} || "[unable to dump $_[0]: '$@']";
239	}	324	}
240		325
241	use JSON::XS qw(to_json from_json); # TODO# replace by JSON::PC once working
242
243	=item $ref = cf::from_json $json	326	=item $ref = cf::decode_json $json
244		327
245	Converts a JSON string into the corresponding perl data structure.	328	Converts a JSON string into the corresponding perl data structure.
246		329
247	=item $json = cf::to_json $ref	330	=item $json = cf::encode_json $ref
248		331
249	Converts a perl data structure into its JSON representation.	332	Converts a perl data structure into its JSON representation.
250		333
		334	=cut
		335
		336	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
		337
		338	sub encode_json($) { $json_coder->encode ($_[0]) }
		339	sub decode_json($) { $json_coder->decode ($_[0]) }
		340
		341	=item cf::post_init { BLOCK }
		342
		343	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		344	but I<before> the server starts ticking again.
		345
		346	The cdoeblock will have a single boolean argument to indicate whether this
		347	is a reload or not.
		348
		349	=cut
		350
		351	sub post_init(&) {
		352	push @POST_INIT, shift;
		353	}
		354
251	=item cf::lock_wait $string	355	=item cf::lock_wait $string
252		356
253	Wait until the given lock is available. See cf::lock_acquire.	357	Wait until the given lock is available. See cf::lock_acquire.
254		358
255	=item my $lock = cf::lock_acquire $string	359	=item my $lock = cf::lock_acquire $string
256		360
257	Wait until the given lock is available and then acquires it and returns	361	Wait until the given lock is available and then acquires it and returns
258	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	362	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
259	for example when the coroutine gets canceled), the lock is automatically	363	for example when the coroutine gets canceled), the lock is automatically
260	returned.	364	returned.
261		365
		366	Locks are *not* recursive, locking from the same coro twice results in a
		367	deadlocked coro.
		368
262	Lock names should begin with a unique identifier (for example, cf::map::find	369	Lock names should begin with a unique identifier (for example, cf::map::find
263	uses map_find and cf::map::load uses map_load).	370	uses map_find and cf::map::load uses map_load).
264		371
265	=item $locked = cf::lock_active $string	372	=item $locked = cf::lock_active $string
266		373
267	Return true if the lock is currently active, i.e. somebody has locked it.	374	Return true if the lock is currently active, i.e. somebody has locked it.
268		375
269	=cut	376	=cut
270		377
271	our %LOCK;	378	our $LOCKS = new Coro::SemaphoreSet;
272		379
273	sub lock_wait($) {	380	sub lock_wait($) {
274	my ($key) = @_;	381	$LOCKS->wait ($_[0]);
275
276	# wait for lock, if any
277	while ($LOCK{$key}) {
278	push @{ $LOCK{$key} }, $Coro::current;
279	Coro::schedule;
280	}
281	}	382	}
282		383
283	sub lock_acquire($) {	384	sub lock_acquire($) {
284	my ($key) = @_;	385	$LOCKS->guard ($_[0])
285
286	# wait, to be sure we are not locked
287	lock_wait $key;
288
289	$LOCK{$key} = [];
290
291	Coro::guard {
292	# wake up all waiters, to be on the safe side
293	$_->ready for @{ delete $LOCK{$key} };
294	}
295	}	386	}
296		387
297	sub lock_active($) {	388	sub lock_active($) {
298	my ($key) = @_;	389	$LOCKS->count ($_[0]) < 1
299
300	! ! $LOCK{$key}
301	}	390	}
302		391
303	sub freeze_mainloop {	392	sub freeze_mainloop {
304	return unless $TICK_WATCHER->is_active;	393	tick_inhibit_inc;
305		394
306	my $guard = Coro::guard {	395	&Guard::guard (\&tick_inhibit_dec);
307	$TICK_WATCHER->start;	396	}
		397
		398	=item cf::periodic $interval, $cb
		399
		400	Like EV::periodic, but randomly selects a starting point so that the actions
		401	get spread over timer.
		402
		403	=cut
		404
		405	sub periodic($$) {
		406	my ($interval, $cb) = @_;
		407
		408	my $start = rand List::Util::min 180, $interval;
		409
		410	EV::periodic $start, $interval, 0, $cb
		411	}
		412
		413	=item cf::get_slot $time[, $priority[, $name]]
		414
		415	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		416	This call blocks and returns only when you have at least C<$time> seconds
		417	of cpu time till the next tick. The slot is only valid till the next cede.
		418
		419	The optional C<$name> can be used to identify the job to run. It might be
		420	used for statistical purposes and should identify the same time-class.
		421
		422	Useful for short background jobs.
		423
		424	=cut
		425
		426	our @SLOT_QUEUE;
		427	our $SLOT_QUEUE;
		428
		429	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		430	$SLOT_QUEUE = Coro::async {
		431	$Coro::current->desc ("timeslot manager");
		432
		433	my $signal = new Coro::Signal;
		434
		435	while () {
		436	next_job:
		437	my $avail = cf::till_tick;
		438	if ($avail > 0.01) {
		439	for (0 .. $#SLOT_QUEUE) {
		440	if ($SLOT_QUEUE[$_][0] < $avail) {
		441	my $job = splice @SLOT_QUEUE, $_, 1, ();
		442	$job->[2]->send;
		443	Coro::cede;
		444	goto next_job;
		445	}
		446	}
		447	}
		448
		449	if (@SLOT_QUEUE) {
		450	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		451	push @cf::WAIT_FOR_TICK, $signal;
		452	$signal->wait;
		453	} else {
		454	Coro::schedule;
		455	}
308	};	456	}
309	$TICK_WATCHER->stop;	457	};
310	$guard	458
		459	sub get_slot($;$$) {
		460	return if tick_inhibit || $Coro::current == $Coro::main;
		461
		462	my ($time, $pri, $name) = @_;
		463
		464	$time = $TICK * .6 if $time > $TICK * .6;
		465	my $sig = new Coro::Signal;
		466
		467	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		468	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		469	$SLOT_QUEUE->ready;
		470	$sig->wait;
311	}	471	}
312		472
313	=item cf::async { BLOCK }	473	=item cf::async { BLOCK }
314		474
315	Currently the same as Coro::async_pool, meaning you cannot use	475	Currently the same as Coro::async_pool, meaning you cannot use
…		…
320		480
321	BEGIN { *async = \&Coro::async_pool }	481	BEGIN { *async = \&Coro::async_pool }
322		482
323	=item cf::sync_job { BLOCK }	483	=item cf::sync_job { BLOCK }
324		484
325	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	485	The design of Deliantra requires that the main coroutine ($Coro::main)
326	is always able to handle events or runnable, as Crossfire TRT is only	486	is always able to handle events or runnable, as Deliantra is only
327	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	487	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
328	acceptable.	488	acceptable.
329		489
330	If it must be done, put the blocking parts into C<sync_job>. This will run	490	If it must be done, put the blocking parts into C<sync_job>. This will run
331	the given BLOCK in another coroutine while waiting for the result. The	491	the given BLOCK in another coroutine while waiting for the result. The
…		…
336		496
337	sub sync_job(&) {	497	sub sync_job(&) {
338	my ($job) = @_;	498	my ($job) = @_;
339		499
340	if ($Coro::current == $Coro::main) {	500	if ($Coro::current == $Coro::main) {
341	my $time = Event::time;	501	my $time = EV::time;
342		502
343	# this is the main coro, too bad, we have to block	503	# this is the main coro, too bad, we have to block
344	# till the operation succeeds, freezing the server :/	504	# till the operation succeeds, freezing the server :/
345		505
346	# TODO: use suspend/resume instead	506	LOG llevError, Carp::longmess "sync job";#d#
347	# (but this is cancel-safe)	507
348	my $freeze_guard = freeze_mainloop;	508	my $freeze_guard = freeze_mainloop;
349		509
350	my $busy = 1;	510	my $busy = 1;
351	my @res;	511	my @res;
352		512
353	(async {	513	(async {
		514	$Coro::current->desc ("sync job coro");
354	@res = eval { $job->() };	515	@res = eval { $job->() };
355	warn $@ if $@;	516	warn $@ if $@;
356	undef $busy;	517	undef $busy;
357	})->prio (Coro::PRIO_MAX);	518	})->prio (Coro::PRIO_MAX);
358		519
359	while ($busy) {	520	while ($busy) {
360	Coro::cede or Event::one_event;	521	if (Coro::nready) {
		522	Coro::cede_notself;
		523	} else {
		524	EV::loop EV::LOOP_ONESHOT;
361	}	525	}
		526	}
362		527
363	$time = Event::time - $time;	528	my $time = EV::time - $time;
364		529
365	LOG llevError | logBacktrace, Carp::longmess "long sync job"
366	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
367
368	$tick_start += $time; # do not account sync jobs to server load	530	$TICK_START += $time; # do not account sync jobs to server load
369		531
370	wantarray ? @res : $res[0]	532	wantarray ? @res : $res[0]
371	} else {	533	} else {
372	# we are in another coroutine, how wonderful, everything just works	534	# we are in another coroutine, how wonderful, everything just works
373		535
…		…
398	=item fork_call { }, $args	560	=item fork_call { }, $args
399		561
400	Executes the given code block with the given arguments in a seperate	562	Executes the given code block with the given arguments in a seperate
401	process, returning the results. Everything must be serialisable with	563	process, returning the results. Everything must be serialisable with
402	Coro::Storable. May, of course, block. Note that the executed sub may	564	Coro::Storable. May, of course, block. Note that the executed sub may
403	never block itself or use any form of Event handling.	565	never block itself or use any form of event handling.
404		566
405	=cut	567	=cut
406		568
407	sub fork_call(&@) {	569	sub fork_call(&@) {
408	my ($cb, @args) = @_;	570	my ($cb, @args) = @_;
409		571
410	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	572	# we seemingly have to make a local copy of the whole thing,
411	# or die "socketpair: $!";	573	# otherwise perl prematurely frees the stuff :/
412	pipe my $fh1, my $fh2	574	# TODO: investigate and fix (likely this will be rather laborious)
413	or die "pipe: $!";
414		575
415	if (my $pid = fork) {	576	my @res = Coro::Util::fork_eval {
416	close $fh2;
417
418	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
419	$res = Coro::Storable::thaw $res;
420
421	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
422
423	die $$res unless "ARRAY" eq ref $res;
424
425	return wantarray ? @$res : $res->[-1];
426	} else {
427	reset_signals;	577	reset_signals;
428	local $SIG{__WARN__};	578	&$cb
429	local $SIG{__DIE__};	579	}, @args;
430	eval {
431	close $fh1;
432		580
433	my @res = eval { $cb->(@args) };	581	wantarray ? @res : $res[-1]
434	syswrite $fh2, Coro::Storable::freeze +($@ ? \"$@" : \@res);	582	}
435	};
436		583
437	warn $@ if $@;	584	=item $coin = coin_from_name $name
438	_exit 0;	585
439	}	586	=cut
		587
		588	our %coin_alias = (
		589	"silver" => "silvercoin",
		590	"silvercoin" => "silvercoin",
		591	"silvercoins" => "silvercoin",
		592	"gold" => "goldcoin",
		593	"goldcoin" => "goldcoin",
		594	"goldcoins" => "goldcoin",
		595	"platinum" => "platinacoin",
		596	"platinumcoin" => "platinacoin",
		597	"platinumcoins" => "platinacoin",
		598	"platina" => "platinacoin",
		599	"platinacoin" => "platinacoin",
		600	"platinacoins" => "platinacoin",
		601	"royalty" => "royalty",
		602	"royalties" => "royalty",
		603	);
		604
		605	sub coin_from_name($) {
		606	$coin_alias{$_[0]}
		607	? cf::arch::find $coin_alias{$_[0]}
		608	: undef
440	}	609	}
441		610
442	=item $value = cf::db_get $family => $key	611	=item $value = cf::db_get $family => $key
443		612
444	Returns a single value from the environment database.	613	Returns a single value from the environment database.
…		…
446	=item cf::db_put $family => $key => $value	615	=item cf::db_put $family => $key => $value
447		616
448	Stores the given C<$value> in the family. It can currently store binary	617	Stores the given C<$value> in the family. It can currently store binary
449	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	618	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
450		619
		620	=item $db = cf::db_table "name"
		621
		622	Create and/or open a new database table. The string must not be "db" and must be unique
		623	within each server.
		624
451	=cut	625	=cut
		626
		627	sub db_table($) {
		628	my ($name) = @_;
		629	my $db = BDB::db_create $DB_ENV;
		630
		631	eval {
		632	$db->set_flags (BDB::CHKSUM);
		633
		634	utf8::encode $name;
		635	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		636	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		637	cf::cleanup "db_open(db): $!" if $!;
		638	};
		639	cf::cleanup "db_open(db): $@" if $@;
		640
		641	$db
		642	}
452		643
453	our $DB;	644	our $DB;
454		645
455	sub db_init {	646	sub db_init {
456	unless ($DB) {
457	$DB = BDB::db_create $DB_ENV;
458
459	cf::sync_job {	647	cf::sync_job {
460	eval {	648	$DB ||= db_table "db";
461	$DB->set_flags (BDB::CHKSUM);
462
463	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
464	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
465	cf::cleanup "db_open(db): $!" if $!;
466	};
467	cf::cleanup "db_open(db): $@" if $@;
468	};
469	}	649	};
470	}	650	}
471		651
472	sub db_get($$) {	652	sub db_get($$) {
473	my $key = "$_[0]/$_[1]";	653	my $key = "$_[0]/$_[1]";
474		654
…		…
524	if (1) {	704	if (1) {
525	$md5 =	705	$md5 =
526	join "\x00",	706	join "\x00",
527	$processversion,	707	$processversion,
528	map {	708	map {
529	Coro::cede;	709	cf::cede_to_tick;
530	($src->[$_], Digest::MD5::md5_hex $data[$_])	710	($src->[$_], Digest::MD5::md5_hex $data[$_])
531	} 0.. $#$src;	711	} 0.. $#$src;
532		712
533		713
534	my $dbmd5 = db_get cache => "$id/md5";	714	my $dbmd5 = db_get cache => "$id/md5";
…		…
572		752
573	#############################################################################	753	#############################################################################
574		754
575	=head2 ATTACHABLE OBJECTS	755	=head2 ATTACHABLE OBJECTS
576		756
577	Many objects in crossfire are so-called attachable objects. That means you can	757	Many objects in deliantra are so-called attachable objects. That means you can
578	attach callbacks/event handlers (a collection of which is called an "attachment")	758	attach callbacks/event handlers (a collection of which is called an "attachment")
579	to it. All such attachable objects support the following methods.	759	to it. All such attachable objects support the following methods.
580		760
581	In the following description, CLASS can be any of C<global>, C<object>	761	In the following description, CLASS can be any of C<global>, C<object>
582	C<player>, C<client> or C<map> (i.e. the attachable objects in	762	C<player>, C<client> or C<map> (i.e. the attachable objects in
583	Crossfire TRT).	763	Deliantra).
584		764
585	=over 4	765	=over 4
586		766
587	=item $attachable->attach ($attachment, key => $value...)	767	=item $attachable->attach ($attachment, key => $value...)
588		768
…		…
632	=item cf::CLASS::attachment $name, ...	812	=item cf::CLASS::attachment $name, ...
633		813
634	Register an attachment by C<$name> through which attachable objects of the	814	Register an attachment by C<$name> through which attachable objects of the
635	given CLASS can refer to this attachment.	815	given CLASS can refer to this attachment.
636		816
637	Some classes such as crossfire maps and objects can specify attachments	817	Some classes such as deliantra maps and objects can specify attachments
638	that are attached at load/instantiate time, thus the need for a name.	818	that are attached at load/instantiate time, thus the need for a name.
639		819
640	These calls expect any number of the following handler/hook descriptions:	820	These calls expect any number of the following handler/hook descriptions:
641		821
642	=over 4	822	=over 4
…		…
840	";	1020	";
841	die if $@;	1021	die if $@;
842	}	1022	}
843		1023
844	our $override;	1024	our $override;
845	our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals?	1025	our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
846		1026
847	sub override {	1027	sub override {
848	$override = 1;	1028	$override = 1;
849	@invoke_results = ();	1029	@INVOKE_RESULTS = (@_);
850	}	1030	}
851		1031
852	sub do_invoke {	1032	sub do_invoke {
853	my $event = shift;	1033	my $event = shift;
854	my $callbacks = shift;	1034	my $callbacks = shift;
855		1035
856	@invoke_results = ();	1036	@INVOKE_RESULTS = ();
857		1037
858	local $override;	1038	local $override;
859		1039
860	for (@$callbacks) {	1040	for (@$callbacks) {
861	eval { &{$_->[1]} };	1041	eval { &{$_->[1]} };
…		…
870	}	1050	}
871		1051
872	0	1052	0
873	}	1053	}
874		1054
875	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1055	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
876		1056
877	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1057	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
878		1058
879	Generate an object-specific event with the given arguments.	1059	Generate an object-specific event with the given arguments.
880		1060
881	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be	1061	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be
882	removed in future versions), and there is no public API to access override	1062	removed in future versions), and there is no public API to access override
883	results (if you must, access C<@cf::invoke_results> directly).	1063	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
884		1064
885	=back	1065	=back
886		1066
887	=cut	1067	=cut
888		1068
889	#############################################################################	1069	#############################################################################
890	# object support	1070	# object support
		1071
		1072	sub _object_equal($$);
		1073	sub _object_equal($$) {
		1074	my ($a, $b) = @_;
		1075
		1076	return 0 unless (ref $a) eq (ref $b);
		1077
		1078	if ("HASH" eq ref $a) {
		1079	my @ka = keys %$a;
		1080	my @kb = keys %$b;
		1081
		1082	return 0 if @ka != @kb;
		1083
		1084	for (0 .. $#ka) {
		1085	return 0 unless $ka[$_] eq $kb[$_];
		1086	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1087	}
		1088
		1089	} elsif ("ARRAY" eq ref $a) {
		1090
		1091	return 0 if @$a != @$b;
		1092
		1093	for (0 .. $#$a) {
		1094	return 0 unless _object_equal $a->[$_], $b->[$_];
		1095	}
		1096
		1097	} elsif ($a ne $b) {
		1098	return 0;
		1099	}
		1100
		1101	1
		1102	}
		1103
		1104	our $SLOW_MERGES;#d#
		1105	sub _can_merge {
		1106	my ($ob1, $ob2) = @_;
		1107
		1108	++$SLOW_MERGES;#d#
		1109
		1110	# we do the slow way here
		1111	return _object_equal $ob1, $ob2
		1112	}
891		1113
892	sub reattach {	1114	sub reattach {
893	# basically do the same as instantiate, without calling instantiate	1115	# basically do the same as instantiate, without calling instantiate
894	my ($obj) = @_;	1116	my ($obj) = @_;
895		1117
		1118	# no longer needed after getting rid of delete_package?
896	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1119	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
897		1120
898	my $registry = $obj->registry;	1121	my $registry = $obj->registry;
899		1122
900	@$registry = ();	1123	@$registry = ();
901		1124
…		…
916	cf::attachable->attach (	1139	cf::attachable->attach (
917	prio => -1000000,	1140	prio => -1000000,
918	on_instantiate => sub {	1141	on_instantiate => sub {
919	my ($obj, $data) = @_;	1142	my ($obj, $data) = @_;
920		1143
921	$data = from_json $data;	1144	$data = decode_json $data;
922		1145
923	for (@$data) {	1146	for (@$data) {
924	my ($name, $args) = @$_;	1147	my ($name, $args) = @$_;
925		1148
926	$obj->attach ($name, %{$args || {} });	1149	$obj->attach ($name, %{$args || {} });
…		…
942	sub object_freezer_save {	1165	sub object_freezer_save {
943	my ($filename, $rdata, $objs) = @_;	1166	my ($filename, $rdata, $objs) = @_;
944		1167
945	sync_job {	1168	sync_job {
946	if (length $$rdata) {	1169	if (length $$rdata) {
		1170	utf8::decode (my $decname = $filename);
947	warn sprintf "saving %s (%d,%d)\n",	1171	warn sprintf "saving %s (%d,%d)\n",
948	$filename, length $$rdata, scalar @$objs;	1172	$decname, length $$rdata, scalar @$objs;
949		1173
950	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1174	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
951	chmod SAVE_MODE, $fh;	1175	aio_chmod $fh, SAVE_MODE;
952	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1176	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
953	aio_fsync $fh if $cf::USE_FSYNC;	1177	if ($cf::USE_FSYNC) {
		1178	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;
		1179	aio_fsync $fh;
		1180	}
954	close $fh;	1181	aio_close $fh;
955		1182
956	if (@$objs) {	1183	if (@$objs) {
957	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1184	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
958	chmod SAVE_MODE, $fh;	1185	aio_chmod $fh, SAVE_MODE;
959	my $data = Storable::nfreeze { version => 1, objs => $objs };	1186	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
960	aio_write $fh, 0, (length $data), $data, 0;	1187	aio_write $fh, 0, (length $data), $data, 0;
961	aio_fsync $fh if $cf::USE_FSYNC;	1188	if ($cf::USE_FSYNC) {
		1189	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;
		1190	aio_fsync $fh;
		1191	}
962	close $fh;	1192	aio_close $fh;
963	aio_rename "$filename.pst~", "$filename.pst";	1193	aio_rename "$filename.pst~", "$filename.pst";
964	}	1194	}
965	} else {	1195	} else {
966	aio_unlink "$filename.pst";	1196	aio_unlink "$filename.pst";
967	}	1197	}
968		1198
969	aio_rename "$filename~", $filename;	1199	aio_rename "$filename~", $filename;
		1200
		1201	$filename =~ s%/[^/]+$%%;
		1202	aio_pathsync $filename if $cf::USE_FSYNC;
970	} else {	1203	} else {
971	warn "FATAL: $filename~: $!\n";	1204	warn "unable to save objects: $filename~: $!\n";
972	}	1205	}
973	} else {	1206	} else {
974	aio_unlink $filename;	1207	aio_unlink $filename;
975	aio_unlink "$filename.pst";	1208	aio_unlink "$filename.pst";
976	}	1209	}
977	}	1210	};
978	}	1211	}
979		1212
980	sub object_freezer_as_string {	1213	sub object_freezer_as_string {
981	my ($rdata, $objs) = @_;	1214	my ($rdata, $objs) = @_;
982		1215
…		…
994	or return;	1227	or return;
995		1228
996	unless (aio_stat "$filename.pst") {	1229	unless (aio_stat "$filename.pst") {
997	(aio_load "$filename.pst", $av) >= 0	1230	(aio_load "$filename.pst", $av) >= 0
998	or return;	1231	or return;
		1232
999	$av = eval { (Storable::thaw $av)->{objs} };	1233	my $st = eval { Coro::Storable::thaw $av };
		1234	$av = $st->{objs};
1000	}	1235	}
1001		1236
		1237	utf8::decode (my $decname = $filename);
1002	warn sprintf "loading %s (%d)\n",	1238	warn sprintf "loading %s (%d,%d)\n",
1003	$filename, length $data, scalar @{$av || []};	1239	$decname, length $data, scalar @{$av || []};
		1240
1004	return ($data, $av);	1241	($data, $av)
1005	}	1242	}
1006		1243
1007	=head2 COMMAND CALLBACKS	1244	=head2 COMMAND CALLBACKS
1008		1245
1009	=over 4	1246	=over 4
…		…
1029	push @{ $COMMAND{$name} }, [$caller, $cb];	1266	push @{ $COMMAND{$name} }, [$caller, $cb];
1030	}	1267	}
1031		1268
1032	=item cf::register_extcmd $name => \&callback($pl,$packet);	1269	=item cf::register_extcmd $name => \&callback($pl,$packet);
1033		1270
1034	Register a callback fro execution when the client sends an extcmd packet.	1271	Register a callback for execution when the client sends an (synchronous)
		1272	extcmd packet. Ext commands will be processed in the order they are
		1273	received by the server, like other user commands. The first argument is
		1274	the logged-in player. Ext commands can only be processed after a player
		1275	has logged in successfully.
1035		1276
1036	If the callback returns something, it is sent back as if reply was being	1277	If the callback returns something, it is sent back as if reply was being
1037	called.	1278	called.
1038		1279
		1280	=item cf::register_exticmd $name => \&callback($ns,$packet);
		1281
		1282	Register a callback for execution when the client sends an (asynchronous)
		1283	exticmd packet. Exti commands are processed by the server as soon as they
		1284	are received, i.e. out of order w.r.t. other commands. The first argument
		1285	is a client socket. Exti commands can be received anytime, even before
		1286	log-in.
		1287
		1288	If the callback returns something, it is sent back as if reply was being
		1289	called.
		1290
1039	=cut	1291	=cut
1040		1292
1041	sub register_extcmd {	1293	sub register_extcmd {
1042	my ($name, $cb) = @_;	1294	my ($name, $cb) = @_;
1043		1295
1044	$EXTCMD{$name} = $cb;	1296	$EXTCMD{$name} = $cb;
1045	}	1297	}
		1298
		1299	sub register_exticmd {
		1300	my ($name, $cb) = @_;
		1301
		1302	$EXTICMD{$name} = $cb;
		1303	}
		1304
		1305	use File::Glob ();
1046		1306
1047	cf::player->attach (	1307	cf::player->attach (
1048	on_command => sub {	1308	on_command => sub {
1049	my ($pl, $name, $params) = @_;	1309	my ($pl, $name, $params) = @_;
1050		1310
…		…
1058	cf::override;	1318	cf::override;
1059	},	1319	},
1060	on_extcmd => sub {	1320	on_extcmd => sub {
1061	my ($pl, $buf) = @_;	1321	my ($pl, $buf) = @_;
1062		1322
1063	my $msg = eval { from_json $buf };	1323	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1064		1324
1065	if (ref $msg) {	1325	if (ref $msg) {
		1326	my ($type, $reply, @payload) =
		1327	"ARRAY" eq ref $msg
		1328	? @$msg
		1329	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1330
		1331	my @reply;
		1332
1066	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1333	if (my $cb = $EXTCMD{$type}) {
1067	if (my %reply = $cb->($pl, $msg)) {	1334	@reply = $cb->($pl, @payload);
1068	$pl->ext_reply ($msg->{msgid}, %reply);
1069	}
1070	}	1335	}
		1336
		1337	$pl->ext_reply ($reply, @reply)
		1338	if $reply;
		1339
1071	} else {	1340	} else {
1072	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1341	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1073	}	1342	}
1074		1343
1075	cf::override;	1344	cf::override;
1076	},	1345	},
1077	);	1346	);
		1347
		1348	# "readahead" all extensions
		1349	sub cache_extensions {
		1350	my $grp = IO::AIO::aio_group;
		1351
		1352	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1353	for (grep /\.ext$/, @{$_[0]}) {
		1354	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1355	}
		1356	};
		1357
		1358	$grp
		1359	}
1078		1360
1079	sub load_extensions {	1361	sub load_extensions {
1080	cf::sync_job {	1362	cf::sync_job {
1081	my %todo;	1363	my %todo;
1082		1364
…		…
1102		1384
1103	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1385	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1104	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1386	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1105		1387
1106	$ext{source} =	1388	$ext{source} =
1107	"package $pkg; use strict; use utf8;\n"	1389	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1108	. "#line 1 \"$path\"\n{\n"	1390	. "#line 1 \"$path\"\n{\n"
1109	. $source	1391	. $source
1110	. "\n};\n1";	1392	. "\n};\n1";
1111		1393
1112	$todo{$base} = \%ext;	1394	$todo{$base} = \%ext;
…		…
1128	my $msg = $@ ? "$v->{path}: $@\n"	1410	my $msg = $@ ? "$v->{path}: $@\n"
1129	: "$v->{base}: extension inactive.\n";	1411	: "$v->{base}: extension inactive.\n";
1130		1412
1131	if (exists $v->{meta}{mandatory}) {	1413	if (exists $v->{meta}{mandatory}) {
1132	warn $msg;	1414	warn $msg;
1133	warn "mandatory extension failed to load, exiting.\n";	1415	cf::cleanup "mandatory extension failed to load, exiting.";
1134	exit 1;
1135	}	1416	}
1136		1417
1137	warn $msg;	1418	warn $msg;
1138	}	1419	}
1139		1420
…		…
1153		1434
1154	=back	1435	=back
1155		1436
1156	=head2 CORE EXTENSIONS	1437	=head2 CORE EXTENSIONS
1157		1438
1158	Functions and methods that extend core crossfire objects.	1439	Functions and methods that extend core deliantra objects.
1159		1440
1160	=cut	1441	=cut
1161		1442
1162	package cf::player;	1443	package cf::player;
1163		1444
1164	use Coro::AIO;	1445	use Coro::AIO;
1165		1446
1166	=head3 cf::player	1447	=head3 cf::player
1167		1448
1168	=over 4	1449	=over 4
		1450
		1451	=item cf::player::num_playing
		1452
		1453	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1454
		1455	=cut
		1456
		1457	sub num_playing {
		1458	scalar grep
		1459	$_->ob->map
		1460	&& !$_->hidden
		1461	&& !$_->ob->flag (cf::FLAG_WIZ),
		1462	cf::player::list
		1463	}
1169		1464
1170	=item cf::player::find $login	1465	=item cf::player::find $login
1171		1466
1172	Returns the given player object, loading it if necessary (might block).	1467	Returns the given player object, loading it if necessary (might block).
1173		1468
…		…
1192		1487
1193	sub exists($) {	1488	sub exists($) {
1194	my ($login) = @_;	1489	my ($login) = @_;
1195		1490
1196	$cf::PLAYER{$login}	1491	$cf::PLAYER{$login}
1197	or cf::sync_job { !aio_stat path $login }	1492	or !aio_stat path $login
1198	}	1493	}
1199		1494
1200	sub find($) {	1495	sub find($) {
1201	return $cf::PLAYER{$_[0]} || do {	1496	return $cf::PLAYER{$_[0]} || do {
1202	my $login = $_[0];	1497	my $login = $_[0];
…		…
1209	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1504	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1210	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1505	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1211	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1506	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1212	aio_unlink +(playerdir $login) . "/$login.pl";	1507	aio_unlink +(playerdir $login) . "/$login.pl";
1213		1508
1214	my $pl = load_pl path $login	1509	my $f = new_from_file cf::object::thawer path $login
1215	or return;	1510	or return;
		1511
		1512	my $pl = cf::player::load_pl $f
		1513	or return;
		1514
		1515	local $cf::PLAYER_LOADING{$login} = $pl;
		1516	$f->resolve_delayed_derefs;
1216	$cf::PLAYER{$login} = $pl	1517	$cf::PLAYER{$login} = $pl
1217	}	1518	}
1218	}	1519	}
1219	}	1520	}
1220		1521
…		…
1229	return if $pl->{deny_save};	1530	return if $pl->{deny_save};
1230		1531
1231	aio_mkdir playerdir $pl, 0770;	1532	aio_mkdir playerdir $pl, 0770;
1232	$pl->{last_save} = $cf::RUNTIME;	1533	$pl->{last_save} = $cf::RUNTIME;
1233		1534
		1535	cf::get_slot 0.01;
		1536
1234	$pl->save_pl ($path);	1537	$pl->save_pl ($path);
1235	Coro::cede;	1538	cf::cede_to_tick;
1236	}	1539	}
1237		1540
1238	sub new($) {	1541	sub new($) {
1239	my ($login) = @_;	1542	my ($login) = @_;
1240		1543
…		…
1246	$cf::PLAYER{$login} = $self;	1549	$cf::PLAYER{$login} = $self;
1247		1550
1248	$self	1551	$self
1249	}	1552	}
1250		1553
		1554	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1555
		1556	=cut
		1557
		1558	sub send_msg {
		1559	my $ns = shift->ns
		1560	or return;
		1561	$ns->send_msg (@_);
		1562	}
		1563
1251	=item $pl->quit_character	1564	=item $pl->quit_character
1252		1565
1253	Nukes the player without looking back. If logged in, the connection will	1566	Nukes the player without looking back. If logged in, the connection will
1254	be destroyed. May block for a long time.	1567	be destroyed. May block for a long time.
1255		1568
…		…
1259	my ($pl) = @_;	1572	my ($pl) = @_;
1260		1573
1261	my $name = $pl->ob->name;	1574	my $name = $pl->ob->name;
1262		1575
1263	$pl->{deny_save} = 1;	1576	$pl->{deny_save} = 1;
1264	$pl->password ("*"); # this should lock out the player until we nuked the dir	1577	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1265		1578
1266	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1579	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1267	$pl->deactivate;	1580	$pl->deactivate;
		1581	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1582	$pl->ob->check_score;
1268	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1583	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1269	$pl->ns->destroy if $pl->ns;	1584	$pl->ns->destroy if $pl->ns;
1270		1585
1271	my $path = playerdir $pl;	1586	my $path = playerdir $pl;
1272	my $temp = "$path~$cf::RUNTIME~deleting~";	1587	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1308	or return [];	1623	or return [];
1309		1624
1310	my @logins;	1625	my @logins;
1311		1626
1312	for my $login (@$dirs) {	1627	for my $login (@$dirs) {
		1628	my $path = path $login;
		1629
		1630	# a .pst is a dead give-away for a valid player
		1631	# if no pst file found, open and chekc for blocked users
		1632	if (aio_stat "$path.pst") {
1313	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1633	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1314	aio_read $fh, 0, 512, my $buf, 0 or next;	1634	aio_read $fh, 0, 512, my $buf, 0 or next;
1315	$buf !~ /^password -------------$/m or next; # official not-valid tag	1635	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1636	}
1316		1637
1317	utf8::decode $login;	1638	utf8::decode $login;
1318	push @logins, $login;	1639	push @logins, $login;
1319	}	1640	}
1320		1641
…		…
1347	}	1668	}
1348		1669
1349	\@paths	1670	\@paths
1350	}	1671	}
1351		1672
1352	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1673	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1353		1674
1354	Expand crossfire pod fragments into protocol xml.	1675	Expand deliantra pod fragments into protocol xml.
1355		1676
1356	=cut
1357
1358	sub expand_cfpod {
1359	((my $self), (local $_)) = @_;
1360
1361	# escape & and <
1362	s/&/&amp;/g;
1363	s/(?<![BIUGH])</&lt;/g;
1364
1365	# this is buggy, it needs to properly take care of nested <'s
1366
1367	1 while
1368	# replace B<>, I<>, U<> etc.
1369	s/B<([^\>]*)>/<b>$1<\/b>/
1370	|| s/I<([^\>]*)>/<i>$1<\/i>/
1371	|| s/U<([^\>]*)>/<u>$1<\/u>/
1372	# replace G<male|female> tags
1373	|| s{G<([^>|]*)\|([^>]*)>}{
1374	$self->gender ? $2 : $1
1375	}ge
1376	# replace H<hint text>
1377	|| s/H<([^\>]*)>/<fg name="lightblue">[$1]<\/fg>/g;
1378
1379	# create single paragraphs (very hackish)
1380	s/(?<=\S)\n(?=\w)/ /g;
1381
1382	$_
1383	}
1384
1385	=item $player->ext_reply ($msgid, %msg)	1677	=item $player->ext_reply ($msgid, @msg)
1386		1678
1387	Sends an ext reply to the player.	1679	Sends an ext reply to the player.
1388		1680
1389	=cut	1681	=cut
1390		1682
1391	sub ext_reply($$%) {	1683	sub ext_reply($$@) {
1392	my ($self, $id, %msg) = @_;	1684	my ($self, $id, @msg) = @_;
1393		1685
1394	$msg{msgid} = $id;	1686	$self->ns->ext_reply ($id, @msg)
1395
1396	$self->send ("ext " . cf::to_json \%msg);
1397	}	1687	}
1398		1688
1399	=item $player->ext_event ($type, %msg)	1689	=item $player->ext_msg ($type, @msg)
1400		1690
1401	Sends an ext event to the client.	1691	Sends an ext event to the client.
1402		1692
1403	=cut	1693	=cut
1404		1694
1405	sub ext_event($$%) {	1695	sub ext_msg($$@) {
1406	my ($self, $type, %msg) = @_;	1696	my ($self, $type, @msg) = @_;
1407		1697
1408	$self->ns->ext_event ($type, %msg);	1698	$self->ns->ext_msg ($type, @msg);
1409	}	1699	}
1410		1700
1411	=head3 cf::region	1701	=head3 cf::region
1412		1702
1413	=over 4	1703	=over 4
…		…
1426	my ($path) = @_;	1716	my ($path) = @_;
1427		1717
1428	my ($match, $specificity);	1718	my ($match, $specificity);
1429		1719
1430	for my $region (list) {	1720	for my $region (list) {
1431	if ($region->match && $path =~ $region->match) {	1721	if ($region->{match} && $path =~ $region->{match}) {
1432	($match, $specificity) = ($region, $region->specificity)	1722	($match, $specificity) = ($region, $region->specificity)
1433	if $region->specificity > $specificity;	1723	if $region->specificity > $specificity;
1434	}	1724	}
1435	}	1725	}
1436		1726
…		…
1457	our $MAX_RESET = 3600;	1747	our $MAX_RESET = 3600;
1458	our $DEFAULT_RESET = 3000;	1748	our $DEFAULT_RESET = 3000;
1459		1749
1460	sub generate_random_map {	1750	sub generate_random_map {
1461	my ($self, $rmp) = @_;	1751	my ($self, $rmp) = @_;
		1752
		1753	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1754
1462	# mit "rum" bekleckern, nicht	1755	# mit "rum" bekleckern, nicht
1463	$self->_create_random_map (	1756	$self->_create_random_map (
1464	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1757	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1465	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1758	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1466	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1759	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1556	$self->init; # pass $1 etc.	1849	$self->init; # pass $1 etc.
1557	return $self;	1850	return $self;
1558	}	1851	}
1559	}	1852	}
1560		1853
1561	Carp::carp "unable to resolve path '$path' (base '$base').";	1854	Carp::cluck "unable to resolve path '$path' (base '$base').";
1562	()	1855	()
1563	}	1856	}
1564		1857
1565	sub init {	1858	sub init {
1566	my ($self) = @_;	1859	my ($self) = @_;
…		…
1588		1881
1589	# the temporary/swap location	1882	# the temporary/swap location
1590	sub save_path {	1883	sub save_path {
1591	my ($self) = @_;	1884	my ($self) = @_;
1592		1885
1593	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1886	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1594	"$TMPDIR/$path.map"	1887	"$TMPDIR/$path.map"
1595	}	1888	}
1596		1889
1597	# the unique path, undef == no special unique path	1890	# the unique path, undef == no special unique path
1598	sub uniq_path {	1891	sub uniq_path {
1599	my ($self) = @_;	1892	my ($self) = @_;
1600		1893
1601	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1894	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1602	"$UNIQUEDIR/$path"	1895	"$UNIQUEDIR/$path"
1603	}
1604
1605	# and all this just because we cannot iterate over
1606	# all maps in C++...
1607	sub change_all_map_light {
1608	my ($change) = @_;
1609
1610	$_->change_map_light ($change)
1611	for grep $_->outdoor, values %cf::MAP;
1612	}	1896	}
1613		1897
1614	sub decay_objects {	1898	sub decay_objects {
1615	my ($self) = @_;	1899	my ($self) = @_;
1616		1900
…		…
1629		1913
1630	sub load_header_from($) {	1914	sub load_header_from($) {
1631	my ($self, $path) = @_;	1915	my ($self, $path) = @_;
1632		1916
1633	utf8::encode $path;	1917	utf8::encode $path;
1634	#aio_open $path, O_RDONLY, 0	1918	my $f = new_from_file cf::object::thawer $path
1635	# or return;
1636
1637	$self->_load_header ($path)
1638	or return;	1919	or return;
		1920
		1921	$self->_load_header ($f)
		1922	or return;
		1923
		1924	local $MAP_LOADING{$self->{path}} = $self;
		1925	$f->resolve_delayed_derefs;
1639		1926
1640	$self->{load_path} = $path;	1927	$self->{load_path} = $path;
1641		1928
1642	1	1929	1
1643	}	1930	}
…		…
1697	sub find {	1984	sub find {
1698	my ($path, $origin) = @_;	1985	my ($path, $origin) = @_;
1699		1986
1700	$path = normalise $path, $origin && $origin->path;	1987	$path = normalise $path, $origin && $origin->path;
1701		1988
		1989	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1702	cf::lock_wait "map_find:$path";	1990	my $guard2 = cf::lock_acquire "map_find:$path";
1703		1991
1704	$cf::MAP{$path} || do {	1992	$cf::MAP{$path} || do {
1705	my $guard = cf::lock_acquire "map_find:$path";
1706	my $map = new_from_path cf::map $path	1993	my $map = new_from_path cf::map $path
1707	or return;	1994	or return;
1708		1995
1709	$map->{last_save} = $cf::RUNTIME;	1996	$map->{last_save} = $cf::RUNTIME;
1710		1997
…		…
1712	or return;	1999	or return;
1713		2000
1714	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2001	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1715	# doing this can freeze the server in a sync job, obviously	2002	# doing this can freeze the server in a sync job, obviously
1716	#$cf::WAIT_FOR_TICK->wait;	2003	#$cf::WAIT_FOR_TICK->wait;
		2004	undef $guard2;
		2005	undef $guard1;
1717	$map->reset;	2006	$map->reset;
1718	undef $guard;
1719	return find $path;	2007	return find $path;
1720	}	2008	}
1721		2009
1722	$cf::MAP{$path} = $map	2010	$cf::MAP{$path} = $map
1723	}	2011	}
…		…
1732	local $self->{deny_reset} = 1; # loading can take a long time	2020	local $self->{deny_reset} = 1; # loading can take a long time
1733		2021
1734	my $path = $self->{path};	2022	my $path = $self->{path};
1735		2023
1736	{	2024	{
1737	my $guard = cf::lock_acquire "map_load:$path";	2025	my $guard = cf::lock_acquire "map_data:$path";
1738		2026
		2027	return unless $self->valid;
1739	return if $self->in_memory != cf::MAP_SWAPPED;	2028	return unless $self->in_memory == cf::MAP_SWAPPED;
1740		2029
1741	$self->in_memory (cf::MAP_LOADING);	2030	$self->in_memory (cf::MAP_LOADING);
1742		2031
1743	$self->alloc;	2032	$self->alloc;
1744		2033
1745	$self->pre_load;	2034	$self->pre_load;
1746	Coro::cede;	2035	cf::cede_to_tick;
1747		2036
		2037	my $f = new_from_file cf::object::thawer $self->{load_path};
		2038	$f->skip_block;
1748	$self->_load_objects ($self->{load_path}, 1)	2039	$self->_load_objects ($f)
1749	or return;	2040	or return;
1750		2041
1751	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2042	$self->post_load_original
1752	if delete $self->{load_original};	2043	if delete $self->{load_original};
1753		2044
1754	if (my $uniq = $self->uniq_path) {	2045	if (my $uniq = $self->uniq_path) {
1755	utf8::encode $uniq;	2046	utf8::encode $uniq;
1756	if (aio_open $uniq, O_RDONLY, 0) {	2047	unless (aio_stat $uniq) {
		2048	if (my $f = new_from_file cf::object::thawer $uniq) {
1757	$self->clear_unique_items;	2049	$self->clear_unique_items;
1758	$self->_load_objects ($uniq, 0);	2050	$self->_load_objects ($f);
		2051	$f->resolve_delayed_derefs;
		2052	}
1759	}	2053	}
1760	}	2054	}
1761		2055
1762	Coro::cede;	2056	$f->resolve_delayed_derefs;
		2057
		2058	cf::cede_to_tick;
1763	# now do the right thing for maps	2059	# now do the right thing for maps
1764	$self->link_multipart_objects;	2060	$self->link_multipart_objects;
1765	$self->difficulty ($self->estimate_difficulty)	2061	$self->difficulty ($self->estimate_difficulty)
1766	unless $self->difficulty;	2062	unless $self->difficulty;
1767	Coro::cede;	2063	cf::cede_to_tick;
1768		2064
1769	unless ($self->{deny_activate}) {	2065	unless ($self->{deny_activate}) {
1770	$self->decay_objects;	2066	$self->decay_objects;
1771	$self->fix_auto_apply;	2067	$self->fix_auto_apply;
1772	$self->update_buttons;	2068	$self->update_buttons;
1773	Coro::cede;	2069	cf::cede_to_tick;
1774	$self->set_darkness_map;
1775	Coro::cede;
1776	$self->activate;	2070	$self->activate;
1777	}	2071	}
1778		2072
		2073	$self->{last_save} = $cf::RUNTIME;
		2074	$self->last_access ($cf::RUNTIME);
		2075
1779	$self->in_memory (cf::MAP_IN_MEMORY);	2076	$self->in_memory (cf::MAP_ACTIVE);
1780	}	2077	}
1781		2078
1782	$self->post_load;	2079	$self->post_load;
1783	}	2080	}
1784		2081
…		…
1793		2090
1794	$self	2091	$self
1795	}	2092	}
1796		2093
1797	# find and load all maps in the 3x3 area around a map	2094	# find and load all maps in the 3x3 area around a map
1798	sub load_diag {	2095	sub load_neighbours {
1799	my ($map) = @_;	2096	my ($map) = @_;
1800		2097
1801	my @diag; # diagonal neighbours	2098	my @neigh; # diagonal neighbours
1802		2099
1803	for (0 .. 3) {	2100	for (0 .. 3) {
1804	my $neigh = $map->tile_path ($_)	2101	my $neigh = $map->tile_path ($_)
1805	or next;	2102	or next;
1806	$neigh = find $neigh, $map	2103	$neigh = find $neigh, $map
1807	or next;	2104	or next;
1808	$neigh->load;	2105	$neigh->load;
1809		2106
		2107	push @neigh,
1810	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2108	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1811	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2109	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1812	}	2110	}
1813		2111
1814	for (@diag) {	2112	for (grep defined $_->[0], @neigh) {
		2113	my ($path, $origin) = @$_;
1815	my $neigh = find @$_	2114	my $neigh = find $path, $origin
1816	or next;	2115	or next;
1817	$neigh->load;	2116	$neigh->load;
1818	}	2117	}
1819	}	2118	}
1820		2119
…		…
1825	}	2124	}
1826		2125
1827	sub do_load_sync {	2126	sub do_load_sync {
1828	my ($map) = @_;	2127	my ($map) = @_;
1829		2128
		2129	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2130	if $Coro::current == $Coro::main;
		2131
1830	cf::sync_job { $map->load };	2132	cf::sync_job { $map->load };
1831	}	2133	}
1832		2134
1833	our %MAP_PREFETCH;	2135	our %MAP_PREFETCH;
1834	our $MAP_PREFETCHER = undef;	2136	our $MAP_PREFETCHER = undef;
1835		2137
1836	sub find_async {	2138	sub find_async {
1837	my ($path, $origin) = @_;	2139	my ($path, $origin, $load) = @_;
1838		2140
1839	$path = normalise $path, $origin && $origin->{path};	2141	$path = normalise $path, $origin && $origin->{path};
1840		2142
1841	if (my $map = $cf::MAP{$path}) {	2143	if (my $map = $cf::MAP{$path}) {
1842	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2144	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1843	}	2145	}
1844		2146
1845	undef $MAP_PREFETCH{$path};	2147	$MAP_PREFETCH{$path} |= $load;
		2148
1846	$MAP_PREFETCHER ||= cf::async {	2149	$MAP_PREFETCHER ||= cf::async {
		2150	$Coro::current->{desc} = "map prefetcher";
		2151
1847	while (%MAP_PREFETCH) {	2152	while (%MAP_PREFETCH) {
1848	for my $path (keys %MAP_PREFETCH) {	2153	while (my ($k, $v) = each %MAP_PREFETCH) {
1849	my $map = find $path	2154	if (my $map = find $k) {
1850	or next;
1851	$map->load;	2155	$map->load if $v;
		2156	}
1852		2157
1853	delete $MAP_PREFETCH{$path};	2158	delete $MAP_PREFETCH{$k};
1854	}	2159	}
1855	}	2160	}
1856	undef $MAP_PREFETCHER;	2161	undef $MAP_PREFETCHER;
1857	};	2162	};
1858	$MAP_PREFETCHER->prio (6);	2163	$MAP_PREFETCHER->prio (6);
…		…
1861	}	2166	}
1862		2167
1863	sub save {	2168	sub save {
1864	my ($self) = @_;	2169	my ($self) = @_;
1865		2170
1866	my $lock = cf::lock_acquire "map_data:" . $self->path;	2171	my $lock = cf::lock_acquire "map_data:$self->{path}";
1867		2172
1868	$self->{last_save} = $cf::RUNTIME;	2173	$self->{last_save} = $cf::RUNTIME;
1869		2174
1870	return unless $self->dirty;	2175	return unless $self->dirty;
1871		2176
…		…
1877	return if $self->{deny_save};	2182	return if $self->{deny_save};
1878		2183
1879	local $self->{last_access} = $self->last_access;#d#	2184	local $self->{last_access} = $self->last_access;#d#
1880		2185
1881	cf::async {	2186	cf::async {
		2187	$Coro::current->{desc} = "map player save";
1882	$_->contr->save for $self->players;	2188	$_->contr->save for $self->players;
1883	};	2189	};
		2190
		2191	cf::get_slot 0.02;
1884		2192
1885	if ($uniq) {	2193	if ($uniq) {
1886	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2194	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1887	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2195	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1888	} else {	2196	} else {
…		…
1894	my ($self) = @_;	2202	my ($self) = @_;
1895		2203
1896	# save first because save cedes	2204	# save first because save cedes
1897	$self->save;	2205	$self->save;
1898		2206
1899	my $lock = cf::lock_acquire "map_data:" . $self->path;	2207	my $lock = cf::lock_acquire "map_data:$self->{path}";
1900		2208
1901	return if $self->players;	2209	return if $self->players;
1902	return if $self->in_memory != cf::MAP_IN_MEMORY;	2210	return if $self->in_memory != cf::MAP_ACTIVE;
1903	return if $self->{deny_save};	2211	return if $self->{deny_save};
1904		2212
		2213	$self->in_memory (cf::MAP_SWAPPED);
		2214
		2215	$self->deactivate;
		2216	$_->clear_links_to ($self) for values %cf::MAP;
1905	$self->clear;	2217	$self->clear;
1906	$self->in_memory (cf::MAP_SWAPPED);
1907	}	2218	}
1908		2219
1909	sub reset_at {	2220	sub reset_at {
1910	my ($self) = @_;	2221	my ($self) = @_;
1911		2222
…		…
1929		2240
1930	my $lock = cf::lock_acquire "map_data:$self->{path}";	2241	my $lock = cf::lock_acquire "map_data:$self->{path}";
1931		2242
1932	return if $self->players;	2243	return if $self->players;
1933		2244
1934	warn "resetting map ", $self->path;	2245	warn "resetting map ", $self->path, "\n";
1935		2246
1936	$self->in_memory (cf::MAP_SWAPPED);	2247	$self->in_memory (cf::MAP_SWAPPED);
1937		2248
1938	# need to save uniques path	2249	# need to save uniques path
1939	unless ($self->{deny_save}) {	2250	unless ($self->{deny_save}) {
…		…
1943	if $uniq;	2254	if $uniq;
1944	}	2255	}
1945		2256
1946	delete $cf::MAP{$self->path};	2257	delete $cf::MAP{$self->path};
1947		2258
		2259	$self->deactivate;
		2260	$_->clear_links_to ($self) for values %cf::MAP;
1948	$self->clear;	2261	$self->clear;
1949
1950	$_->clear_links_to ($self) for values %cf::MAP;
1951		2262
1952	$self->unlink_save;	2263	$self->unlink_save;
1953	$self->destroy;	2264	$self->destroy;
1954	}	2265	}
1955		2266
1956	my $nuke_counter = "aaaa";	2267	my $nuke_counter = "aaaa";
1957		2268
1958	sub nuke {	2269	sub nuke {
1959	my ($self) = @_;	2270	my ($self) = @_;
1960		2271
		2272	{
		2273	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2274
1961	delete $cf::MAP{$self->path};	2275	delete $cf::MAP{$self->path};
1962		2276
1963	$self->unlink_save;	2277	$self->unlink_save;
1964		2278
1965	bless $self, "cf::map";	2279	bless $self, "cf::map";
1966	delete $self->{deny_reset};	2280	delete $self->{deny_reset};
1967	$self->{deny_save} = 1;	2281	$self->{deny_save} = 1;
1968	$self->reset_timeout (1);	2282	$self->reset_timeout (1);
1969	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2283	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
1970		2284
1971	$cf::MAP{$self->path} = $self;	2285	$cf::MAP{$self->path} = $self;
		2286	}
1972		2287
1973	$self->reset; # polite request, might not happen	2288	$self->reset; # polite request, might not happen
1974	}	2289	}
1975		2290
1976	=item $maps = cf::map::tmp_maps	2291	=item $maps = cf::map::tmp_maps
…		…
2018		2333
2019	sub unique_maps() {	2334	sub unique_maps() {
2020	[	2335	[
2021	map {	2336	map {
2022	utf8::decode $_;	2337	utf8::decode $_;
2023	/\.map$/	2338	s/\.map$//; # TODO future compatibility hack
		2339	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2340	? ()
2024	? normalise $_	2341	: normalise $_
2025	: ()
2026	} @{ aio_readdir $UNIQUEDIR or [] }	2342	} @{ aio_readdir $UNIQUEDIR or [] }
2027	]	2343	]
2028	}	2344	}
2029		2345
2030	package cf;	2346	=item cf::map::static_maps
		2347
		2348	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2349	file in the shared directory excluding F</styles> and F</editor>). May
		2350	block.
		2351
		2352	=cut
		2353
		2354	sub static_maps() {
		2355	my @dirs = "";
		2356	my @maps;
		2357
		2358	while (@dirs) {
		2359	my $dir = shift @dirs;
		2360
		2361	next if $dir eq "/styles" || $dir eq "/editor";
		2362
		2363	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2364	or return;
		2365
		2366	for (@$files) {
		2367	s/\.map$// or next;
		2368	utf8::decode $_;
		2369	push @maps, "$dir/$_";
		2370	}
		2371
		2372	push @dirs, map "$dir/$_", @$dirs;
		2373	}
		2374
		2375	\@maps
		2376	}
2031		2377
2032	=back	2378	=back
2033		2379
2034	=head3 cf::object	2380	=head3 cf::object
2035		2381
…		…
2039		2385
2040	=over 4	2386	=over 4
2041		2387
2042	=item $ob->inv_recursive	2388	=item $ob->inv_recursive
2043		2389
2044	Returns the inventory of the object _and_ their inventories, recursively.	2390	Returns the inventory of the object I<and> their inventories, recursively,
		2391	but I<not> the object itself.
2045		2392
2046	=cut	2393	=cut
2047		2394
2048	sub inv_recursive_;	2395	sub inv_recursive_;
2049	sub inv_recursive_ {	2396	sub inv_recursive_ {
…		…
2052		2399
2053	sub inv_recursive {	2400	sub inv_recursive {
2054	inv_recursive_ inv $_[0]	2401	inv_recursive_ inv $_[0]
2055	}	2402	}
2056		2403
		2404	=item $ref = $ob->ref
		2405
		2406	Creates and returns a persistent reference to an object that can be stored as a string.
		2407
		2408	=item $ob = cf::object::deref ($refstring)
		2409
		2410	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2411	even if the object actually exists. May block.
		2412
		2413	=cut
		2414
		2415	sub deref {
		2416	my ($ref) = @_;
		2417
		2418	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2419	my ($uuid, $name) = ($1, $2);
		2420	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2421	or return;
		2422	$pl->ob->uuid eq $uuid
		2423	or return;
		2424
		2425	$pl->ob
		2426	} else {
		2427	warn "$ref: cannot resolve object reference\n";
		2428	undef
		2429	}
		2430	}
		2431
2057	package cf;	2432	package cf;
2058		2433
2059	=back	2434	=back
2060		2435
2061	=head3 cf::object::player	2436	=head3 cf::object::player
…		…
2067	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2442	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2068	can be C<undef>. Does the right thing when the player is currently in a	2443	can be C<undef>. Does the right thing when the player is currently in a
2069	dialogue with the given NPC character.	2444	dialogue with the given NPC character.
2070		2445
2071	=cut	2446	=cut
		2447
		2448	our $SAY_CHANNEL = {
		2449	id => "say",
		2450	title => "Map",
		2451	reply => "say ",
		2452	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2453	};
		2454
		2455	our $CHAT_CHANNEL = {
		2456	id => "chat",
		2457	title => "Chat",
		2458	reply => "chat ",
		2459	tooltip => "Player chat and shouts, global to the server.",
		2460	};
2072		2461
2073	# rough implementation of a future "reply" method that works	2462	# rough implementation of a future "reply" method that works
2074	# with dialog boxes.	2463	# with dialog boxes.
2075	#TODO: the first argument must go, split into a $npc->reply_to ( method	2464	#TODO: the first argument must go, split into a $npc->reply_to ( method
2076	sub cf::object::player::reply($$$;$) {	2465	sub cf::object::player::reply($$$;$) {
…		…
2083		2472
2084	} else {	2473	} else {
2085	my $pl = $self->contr;	2474	my $pl = $self->contr;
2086		2475
2087	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2476	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2088	my $diag = $pl->{npc_dialog};	2477	my $dialog = $pl->{npc_dialog};
2089	$diag->{pl}->ext_reply (	2478	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2090	$diag->{id},
2091	msgtype => "reply",
2092	msg => $diag->{pl}->expand_cfpod ($msg),
2093	add_topics => []
2094	);
2095		2479
2096	} else {	2480	} else {
2097	$msg = $npc->name . " says: $msg" if $npc;	2481	$msg = $npc->name . " says: $msg" if $npc;
2098	$self->message ($msg, $flags);	2482	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2099	}	2483	}
2100	}	2484	}
		2485	}
		2486
		2487	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2488
		2489	=cut
		2490
		2491	sub cf::object::send_msg {
		2492	my $pl = shift->contr
		2493	or return;
		2494	$pl->send_msg (@_);
2101	}	2495	}
2102		2496
2103	=item $player_object->may ("access")	2497	=item $player_object->may ("access")
2104		2498
2105	Returns wether the given player is authorized to access resource "access"	2499	Returns wether the given player is authorized to access resource "access"
…		…
2118		2512
2119	=item $player_object->enter_link	2513	=item $player_object->enter_link
2120		2514
2121	Freezes the player and moves him/her to a special map (C<{link}>).	2515	Freezes the player and moves him/her to a special map (C<{link}>).
2122		2516
2123	The player should be reasonably safe there for short amounts of time. You	2517	The player should be reasonably safe there for short amounts of time (e.g.
2124	I<MUST> call C<leave_link> as soon as possible, though.	2518	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2519	though, as the palyer cannot control the character while it is on the link
		2520	map.
2125		2521
2126	Will never block.	2522	Will never block.
2127		2523
2128	=item $player_object->leave_link ($map, $x, $y)	2524	=item $player_object->leave_link ($map, $x, $y)
2129		2525
…		…
2181	($x, $y) = (-1, -1)	2577	($x, $y) = (-1, -1)
2182	unless (defined $x) && (defined $y);	2578	unless (defined $x) && (defined $y);
2183		2579
2184	# use -1 or undef as default coordinates, not 0, 0	2580	# use -1 or undef as default coordinates, not 0, 0
2185	($x, $y) = ($map->enter_x, $map->enter_y)	2581	($x, $y) = ($map->enter_x, $map->enter_y)
2186	if $x <=0 && $y <= 0;	2582	if $x <= 0 && $y <= 0;
2187		2583
2188	$map->load;	2584	$map->load;
2189	$map->load_diag;	2585	$map->load_neighbours;
2190		2586
2191	return unless $self->contr->active;	2587	return unless $self->contr->active;
2192	$self->activate_recursive;
2193		2588
2194	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2589	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2195	$self->enter_map ($map, $x, $y);	2590	$self->enter_map ($map, $x, $y);
2196	}
2197		2591
		2592	# only activate afterwards, to support waiting in hooks
		2593	$self->activate_recursive;
		2594	}
		2595
2198	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2596	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2199		2597
2200	Moves the player to the given map-path and coordinates by first freezing	2598	Moves the player to the given map-path and coordinates by first freezing
2201	her, loading and preparing them map, calling the provided $check callback	2599	her, loading and preparing them map, calling the provided $check callback
2202	that has to return the map if sucecssful, and then unfreezes the player on	2600	that has to return the map if sucecssful, and then unfreezes the player on
2203	the new (success) or old (failed) map position.	2601	the new (success) or old (failed) map position. In either case, $done will
		2602	be called at the end of this process.
		2603
		2604	Note that $check will be called with a potentially non-loaded map, so if
		2605	it needs a loaded map it has to call C<< ->load >>.
2204		2606
2205	=cut	2607	=cut
2206		2608
2207	our $GOTOGEN;	2609	our $GOTOGEN;
2208		2610
2209	sub cf::object::player::goto {	2611	sub cf::object::player::goto {
2210	my ($self, $path, $x, $y, $check) = @_;	2612	my ($self, $path, $x, $y, $check, $done) = @_;
2211		2613
2212	# do generation counting so two concurrent goto's will be executed in-order	2614	# do generation counting so two concurrent goto's will be executed in-order
2213	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2615	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2214		2616
2215	$self->enter_link;	2617	$self->enter_link;
2216		2618
2217	(async {	2619	(async {
		2620	$Coro::current->{desc} = "player::goto $path $x $y";
		2621
		2622	# *tag paths override both path and x|y
		2623	if ($path =~ /^\*(.*)$/) {
		2624	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2625	my $ob = $obs[rand @obs];
		2626
		2627	# see if we actually can go there
		2628	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2629	$ob = $obs[rand @obs];
		2630	} else {
		2631	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2632	}
		2633	# else put us there anyways for now #d#
		2634
		2635	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2636	} else {
		2637	($path, $x, $y) = (undef, undef, undef);
		2638	}
		2639	}
		2640
2218	my $map = eval {	2641	my $map = eval {
2219	my $map = cf::map::find $path;	2642	my $map = defined $path ? cf::map::find $path : undef;
2220		2643
2221	if ($map) {	2644	if ($map) {
2222	$map = $map->customise_for ($self);	2645	$map = $map->customise_for ($self);
2223	$map = $check->($map) if $check && $map;	2646	$map = $check->($map) if $check && $map;
2224	} else {	2647	} else {
2225	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2648	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2226	}	2649	}
2227		2650
2228	$map	2651	$map
2229	};	2652	};
2230		2653
…		…
2235		2658
2236	if ($gen == $self->{_goto_generation}) {	2659	if ($gen == $self->{_goto_generation}) {
2237	delete $self->{_goto_generation};	2660	delete $self->{_goto_generation};
2238	$self->leave_link ($map, $x, $y);	2661	$self->leave_link ($map, $x, $y);
2239	}	2662	}
		2663
		2664	$done->() if $done;
2240	})->prio (1);	2665	})->prio (1);
2241	}	2666	}
2242		2667
2243	=item $player_object->enter_exit ($exit_object)	2668	=item $player_object->enter_exit ($exit_object)
2244		2669
…		…
2264	}	2689	}
2265		2690
2266	sub prepare_random_map {	2691	sub prepare_random_map {
2267	my ($exit) = @_;	2692	my ($exit) = @_;
2268		2693
2269	my $guard = cf::lock_acquire "exit_prepare:$exit";
2270
2271	# all this does is basically replace the /! path by	2694	# all this does is basically replace the /! path by
2272	# a new random map path (?random/...) with a seed	2695	# a new random map path (?random/...) with a seed
2273	# that depends on the exit object	2696	# that depends on the exit object
2274		2697
2275	my $rmp = parse_random_map_params $exit->msg;	2698	my $rmp = parse_random_map_params $exit->msg;
…		…
2277	if ($exit->map) {	2700	if ($exit->map) {
2278	$rmp->{region} = $exit->region->name;	2701	$rmp->{region} = $exit->region->name;
2279	$rmp->{origin_map} = $exit->map->path;	2702	$rmp->{origin_map} = $exit->map->path;
2280	$rmp->{origin_x} = $exit->x;	2703	$rmp->{origin_x} = $exit->x;
2281	$rmp->{origin_y} = $exit->y;	2704	$rmp->{origin_y} = $exit->y;
		2705
		2706	$exit->map->touch;
2282	}	2707	}
2283		2708
2284	$rmp->{random_seed} ||= $exit->random_seed;	2709	$rmp->{random_seed} ||= $exit->random_seed;
2285		2710
2286	my $data = cf::to_json $rmp;	2711	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2287	my $md5 = Digest::MD5::md5_hex $data;	2712	my $md5 = Digest::MD5::md5_hex $data;
2288	my $meta = "$RANDOMDIR/$md5.meta";	2713	my $meta = "$RANDOMDIR/$md5.meta";
2289		2714
2290	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2715	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2291	aio_write $fh, 0, (length $data), $data, 0;	2716	aio_write $fh, 0, (length $data), $data, 0;
2292	undef $fh;	2717	undef $fh;
2293	aio_rename "$meta~", $meta;	2718	aio_rename "$meta~", $meta;
2294		2719
		2720	my $slaying = "?random/$md5";
		2721
		2722	if ($exit->valid) {
2295	$exit->slaying ("?random/$md5");	2723	$exit->slaying ("?random/$md5");
2296	$exit->msg (undef);	2724	$exit->msg (undef);
		2725	}
2297	}	2726	}
2298	}	2727	}
2299		2728
2300	sub cf::object::player::enter_exit {	2729	sub cf::object::player::enter_exit {
2301	my ($self, $exit) = @_;	2730	my ($self, $exit) = @_;
2302		2731
2303	return unless $self->type == cf::PLAYER;	2732	return unless $self->type == cf::PLAYER;
2304		2733
2305	if ($exit->slaying eq "/!") {
2306	#TODO: this should de-fi-ni-te-ly not be a sync-job
2307	# the problem is that $exit might not survive long enough
2308	# so it needs to be done right now, right here
2309	cf::sync_job { prepare_random_map $exit };
2310	}
2311
2312	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2313	my $hp = $exit->stats->hp;
2314	my $sp = $exit->stats->sp;
2315
2316	$self->enter_link;	2734	$self->enter_link;
2317		2735
2318	(async {	2736	(async {
2319	$self->deactivate_recursive; # just to be sure	2737	$Coro::current->{desc} = "enter_exit";
		2738
2320	unless (eval {	2739	unless (eval {
		2740	$self->deactivate_recursive; # just to be sure
		2741
		2742	# random map handling
		2743	{
		2744	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2745
		2746	prepare_random_map $exit
		2747	if $exit->slaying eq "/!";
		2748	}
		2749
		2750	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2751	my $x = $exit->stats->hp;
		2752	my $y = $exit->stats->sp;
		2753
2321	$self->goto ($slaying, $hp, $sp);	2754	$self->goto ($map, $x, $y);
2322		2755
		2756	# if exit is damned, update players death & WoR home-position
		2757	$self->contr->savebed ($map, $x, $y)
		2758	if $exit->flag (cf::FLAG_DAMNED);
		2759
2323	1;	2760	1
2324	}) {	2761	}) {
2325	$self->message ("Something went wrong deep within the crossfire server. "	2762	$self->message ("Something went wrong deep within the deliantra server. "
2326	. "I'll try to bring you back to the map you were before. "	2763	. "I'll try to bring you back to the map you were before. "
2327	. "Please report this to the dungeon master!",	2764	. "Please report this to the dungeon master!",
2328	cf::NDI_UNIQUE | cf::NDI_RED);	2765	cf::NDI_UNIQUE | cf::NDI_RED);
2329		2766
2330	warn "ERROR in enter_exit: $@";	2767	warn "ERROR in enter_exit: $@";
…		…
2349		2786
2350	utf8::encode $text;	2787	utf8::encode $text;
2351	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2788	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2352	}	2789	}
2353		2790
		2791	=item $client->send_big_packet ($pkt)
		2792
		2793	Like C<send_packet>, but tries to compress large packets, and fragments
		2794	them as required.
		2795
		2796	=cut
		2797
		2798	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2799
		2800	sub cf::client::send_big_packet {
		2801	my ($self, $pkt) = @_;
		2802
		2803	# try lzf for large packets
		2804	$pkt = "lzf " . Compress::LZF::compress $pkt
		2805	if 1024 <= length $pkt and $self->{can_lzf};
		2806
		2807	# split very large packets
		2808	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2809	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2810	$pkt = "frag";
		2811	}
		2812
		2813	$self->send_packet ($pkt);
		2814	}
		2815
2354	=item $client->send_msg ($color, $type, $msg, [extra...])	2816	=item $client->send_msg ($channel, $msg, $color, [extra...])
2355		2817
2356	Send a drawinfo or msg packet to the client, formatting the msg for the	2818	Send a drawinfo or msg packet to the client, formatting the msg for the
2357	client if neccessary. C<$type> should be a string identifying the type of	2819	client if neccessary. C<$type> should be a string identifying the type of
2358	the message, with C<log> being the default. If C<$color> is negative, suppress	2820	the message, with C<log> being the default. If C<$color> is negative, suppress
2359	the message unless the client supports the msg packet.	2821	the message unless the client supports the msg packet.
2360		2822
2361	=cut	2823	=cut
2362		2824
		2825	# non-persistent channels (usually the info channel)
		2826	our %CHANNEL = (
		2827	"c/motd" => {
		2828	id => "infobox",
		2829	title => "MOTD",
		2830	reply => undef,
		2831	tooltip => "The message of the day",
		2832	},
		2833	"c/identify" => {
		2834	id => "infobox",
		2835	title => "Identify",
		2836	reply => undef,
		2837	tooltip => "Items recently identified",
		2838	},
		2839	"c/examine" => {
		2840	id => "infobox",
		2841	title => "Examine",
		2842	reply => undef,
		2843	tooltip => "Signs and other items you examined",
		2844	},
		2845	"c/shopinfo" => {
		2846	id => "infobox",
		2847	title => "Shop Info",
		2848	reply => undef,
		2849	tooltip => "What your bargaining skill tells you about the shop",
		2850	},
		2851	"c/book" => {
		2852	id => "infobox",
		2853	title => "Book",
		2854	reply => undef,
		2855	tooltip => "The contents of a note or book",
		2856	},
		2857	"c/lookat" => {
		2858	id => "infobox",
		2859	title => "Look",
		2860	reply => undef,
		2861	tooltip => "What you saw there",
		2862	},
		2863	"c/who" => {
		2864	id => "infobox",
		2865	title => "Players",
		2866	reply => undef,
		2867	tooltip => "Shows players who are currently online",
		2868	},
		2869	"c/body" => {
		2870	id => "infobox",
		2871	title => "Body Parts",
		2872	reply => undef,
		2873	tooltip => "Shows which body parts you posess and are available",
		2874	},
		2875	"c/statistics" => {
		2876	id => "infobox",
		2877	title => "Statistics",
		2878	reply => undef,
		2879	tooltip => "Shows your primary statistics",
		2880	},
		2881	"c/skills" => {
		2882	id => "infobox",
		2883	title => "Skills",
		2884	reply => undef,
		2885	tooltip => "Shows your experience per skill and item power",
		2886	},
		2887	"c/shopitems" => {
		2888	id => "infobox",
		2889	title => "Shop Items",
		2890	reply => undef,
		2891	tooltip => "Shows the items currently for sale in this shop",
		2892	},
		2893	"c/resistances" => {
		2894	id => "infobox",
		2895	title => "Resistances",
		2896	reply => undef,
		2897	tooltip => "Shows your resistances",
		2898	},
		2899	"c/pets" => {
		2900	id => "infobox",
		2901	title => "Pets",
		2902	reply => undef,
		2903	tooltip => "Shows information abotu your pets/a specific pet",
		2904	},
		2905	"c/perceiveself" => {
		2906	id => "infobox",
		2907	title => "Perceive Self",
		2908	reply => undef,
		2909	tooltip => "You gained detailed knowledge about yourself",
		2910	},
		2911	"c/uptime" => {
		2912	id => "infobox",
		2913	title => "Uptime",
		2914	reply => undef,
		2915	tooltip => "How long the server has been running since last restart",
		2916	},
		2917	"c/mapinfo" => {
		2918	id => "infobox",
		2919	title => "Map Info",
		2920	reply => undef,
		2921	tooltip => "Information related to the maps",
		2922	},
		2923	"c/party" => {
		2924	id => "party",
		2925	title => "Party",
		2926	reply => "gsay ",
		2927	tooltip => "Messages and chat related to your party",
		2928	},
		2929	"c/death" => {
		2930	id => "death",
		2931	title => "Death",
		2932	reply => undef,
		2933	tooltip => "Reason for and more info about your most recent death",
		2934	},
		2935	"c/say" => $SAY_CHANNEL,
		2936	"c/chat" => $CHAT_CHANNEL,
		2937	);
		2938
2363	sub cf::client::send_msg {	2939	sub cf::client::send_msg {
2364	my ($self, $color, $type, $msg, @extra) = @_;	2940	my ($self, $channel, $msg, $color, @extra) = @_;
2365		2941
2366	$msg = $self->pl->expand_cfpod ($msg);	2942	$msg = $self->pl->expand_cfpod ($msg)
		2943	unless $color & cf::NDI_VERBATIM;
2367		2944
2368	if ($self->can_msg) {	2945	$color &= cf::NDI_CLIENT_MASK; # just in case...
2369	$self->send_packet ("msg " . cf::to_json [$color, $type, $msg, @extra]);
2370	} else {
2371	# replace some tags by gcfclient-compatible ones
2372	for ($msg) {
2373	1 while
2374	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2375	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2376	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2377	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2378	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${1}[\/color]/;
2379	}
2380		2946
2381	if ($color >= 0) {	2947	# check predefined channels, for the benefit of C
2382	if ($msg =~ /\[/) {	2948	if ($CHANNEL{$channel}) {
2383	$self->send_packet ("drawextinfo $color 4 0 $msg")	2949	$channel = $CHANNEL{$channel};
2384	} else {	2950
2385	$self->send_packet ("drawinfo $color $msg")	2951	$self->ext_msg (channel_info => $channel);
		2952	$channel = $channel->{id};
		2953
		2954	} elsif (ref $channel) {
		2955	# send meta info to client, if not yet sent
		2956	unless (exists $self->{channel}{$channel->{id}}) {
		2957	$self->{channel}{$channel->{id}} = $channel;
		2958	$self->ext_msg (channel_info => $channel);
2386	}	2959	}
2387	}
2388	}
2389	}
2390		2960
		2961	$channel = $channel->{id};
		2962	}
		2963
		2964	return unless @extra || length $msg;
		2965
		2966	# default colour, mask it out
		2967	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
		2968	if $color & cf::NDI_DEF;
		2969
		2970	my $pkt = "msg "
		2971	. $self->{json_coder}->encode (
		2972	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		2973	);
		2974
		2975	$self->send_big_packet ($pkt);
		2976	}
		2977
2391	=item $client->ext_event ($type, %msg)	2978	=item $client->ext_msg ($type, @msg)
2392		2979
2393	Sends an exti event to the client.	2980	Sends an ext event to the client.
2394		2981
2395	=cut	2982	=cut
2396		2983
2397	sub cf::client::ext_event($$%) {	2984	sub cf::client::ext_msg($$@) {
2398	my ($self, $type, %msg) = @_;	2985	my ($self, $type, @msg) = @_;
2399		2986
		2987	if ($self->extcmd == 2) {
		2988	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2989	} elsif ($self->extcmd == 1) { # TODO: remove
2400	$msg{msgtype} = "event_$type";	2990	push @msg, msgtype => "event_$type";
2401	$self->send_packet ("ext " . cf::to_json \%msg);	2991	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2992	}
		2993	}
		2994
		2995	=item $client->ext_reply ($msgid, @msg)
		2996
		2997	Sends an ext reply to the client.
		2998
		2999	=cut
		3000
		3001	sub cf::client::ext_reply($$@) {
		3002	my ($self, $id, @msg) = @_;
		3003
		3004	if ($self->extcmd == 2) {
		3005	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		3006	} elsif ($self->extcmd == 1) {
		3007	#TODO: version 1, remove
		3008	unshift @msg, msgtype => "reply", msgid => $id;
		3009	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3010	}
2402	}	3011	}
2403		3012
2404	=item $success = $client->query ($flags, "text", \&cb)	3013	=item $success = $client->query ($flags, "text", \&cb)
2405		3014
2406	Queues a query to the client, calling the given callback with	3015	Queues a query to the client, calling the given callback with
2407	the reply text on a reply. flags can be C<cf::CS_QUERY_YESNO>,	3016	the reply text on a reply. flags can be C<cf::CS_QUERY_YESNO>,
2408	C<cf::CS_QUERY_SINGLECHAR> or C<cf::CS_QUERY_HIDEINPUT> or C<0>.	3017	C<cf::CS_QUERY_SINGLECHAR> or C<cf::CS_QUERY_HIDEINPUT> or C<0>.
2409		3018
2410	Queries can fail, so check the return code. Or don't, as queries will become	3019	Queries can fail, so check the return code. Or don't, as queries will
2411	reliable at some point in the future.	3020	become reliable at some point in the future.
2412		3021
2413	=cut	3022	=cut
2414		3023
2415	sub cf::client::query {	3024	sub cf::client::query {
2416	my ($self, $flags, $text, $cb) = @_;	3025	my ($self, $flags, $text, $cb) = @_;
…		…
2424	utf8::encode $text;	3033	utf8::encode $text;
2425	push @{ $self->{query_queue} }, [(sprintf "query %d %s", $flags, $text), $cb];	3034	push @{ $self->{query_queue} }, [(sprintf "query %d %s", $flags, $text), $cb];
2426		3035
2427	$self->send_packet ($self->{query_queue}[0][0])	3036	$self->send_packet ($self->{query_queue}[0][0])
2428	if @{ $self->{query_queue} } == 1;	3037	if @{ $self->{query_queue} } == 1;
		3038
		3039	1
2429	}	3040	}
2430		3041
2431	cf::client->attach (	3042	cf::client->attach (
		3043	on_connect => sub {
		3044	my ($ns) = @_;
		3045
		3046	$ns->{json_coder} = JSON::XS->new->utf8->max_size (1e6)->convert_blessed;
		3047	},
2432	on_reply => sub {	3048	on_reply => sub {
2433	my ($ns, $msg) = @_;	3049	my ($ns, $msg) = @_;
2434		3050
2435	# this weird shuffling is so that direct followup queries	3051	# this weird shuffling is so that direct followup queries
2436	# get handled first	3052	# get handled first
…		…
2448	} else {	3064	} else {
2449	$ns->state (ST_PLAYING) if $ns->state == ST_CUSTOM;	3065	$ns->state (ST_PLAYING) if $ns->state == ST_CUSTOM;
2450	}	3066	}
2451	}	3067	}
2452	},	3068	},
		3069	on_exticmd => sub {
		3070	my ($ns, $buf) = @_;
		3071
		3072	my $msg = eval { $ns->{json_coder}->decode ($buf) };
		3073
		3074	if (ref $msg) {
		3075	my ($type, $reply, @payload) =
		3076	"ARRAY" eq ref $msg
		3077	? @$msg
		3078	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		3079
		3080	my @reply;
		3081
		3082	if (my $cb = $EXTICMD{$type}) {
		3083	@reply = $cb->($ns, @payload);
		3084	}
		3085
		3086	$ns->ext_reply ($reply, @reply)
		3087	if $reply;
		3088
		3089	} else {
		3090	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
		3091	}
		3092
		3093	cf::override;
		3094	},
2453	);	3095	);
2454		3096
2455	=item $client->async (\&cb)	3097	=item $client->async (\&cb)
2456		3098
2457	Create a new coroutine, running the specified callback. The coroutine will	3099	Create a new coroutine, running the specified callback. The coroutine will
…		…
2498	our $safe = new Safe "safe";	3140	our $safe = new Safe "safe";
2499	our $safe_hole = new Safe::Hole;	3141	our $safe_hole = new Safe::Hole;
2500		3142
2501	$SIG{FPE} = 'IGNORE';	3143	$SIG{FPE} = 'IGNORE';
2502		3144
2503	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3145	$safe->permit_only (Opcode::opset qw(
		3146	:base_core :base_mem :base_orig :base_math
		3147	grepstart grepwhile mapstart mapwhile
		3148	sort time
		3149	));
2504		3150
2505	# here we export the classes and methods available to script code	3151	# here we export the classes and methods available to script code
2506		3152
2507	=pod	3153	=pod
2508		3154
2509	The following functions and methods are available within a safe environment:	3155	The following functions and methods are available within a safe environment:
2510		3156
2511	cf::object contr pay_amount pay_player map	3157	cf::object
		3158	contr pay_amount pay_player map x y force_find force_add destroy
		3159	insert remove name archname title slaying race decrease split
		3160	value
		3161
2512	cf::object::player player	3162	cf::object::player
2513	cf::player peaceful	3163	player
2514	cf::map trigger	3164
		3165	cf::player
		3166	peaceful
		3167
		3168	cf::map
		3169	trigger
2515		3170
2516	=cut	3171	=cut
2517		3172
2518	for (	3173	for (
2519	["cf::object" => qw(contr pay_amount pay_player map)],	3174	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
		3175	insert remove inv nrof name archname title slaying race
		3176	decrease split destroy change_exp value msg lore send_msg)],
2520	["cf::object::player" => qw(player)],	3177	["cf::object::player" => qw(player)],
2521	["cf::player" => qw(peaceful)],	3178	["cf::player" => qw(peaceful send_msg)],
2522	["cf::map" => qw(trigger)],	3179	["cf::map" => qw(trigger)],
2523	) {	3180	) {
2524	no strict 'refs';	3181	no strict 'refs';
2525	my ($pkg, @funs) = @$_;	3182	my ($pkg, @funs) = @$_;
2526	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3183	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2543	my ($code, %vars) = @_;	3200	my ($code, %vars) = @_;
2544		3201
2545	my $qcode = $code;	3202	my $qcode = $code;
2546	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3203	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2547	$qcode =~ s/\n/\\n/g;	3204	$qcode =~ s/\n/\\n/g;
		3205
		3206	%vars = (_dummy => 0) unless %vars;
2548		3207
2549	local $_;	3208	local $_;
2550	local @safe::cf::_safe_eval_args = values %vars;	3209	local @safe::cf::_safe_eval_args = values %vars;
2551		3210
2552	my $eval =	3211	my $eval =
…		…
2600	# the server's init and main functions	3259	# the server's init and main functions
2601		3260
2602	sub load_facedata($) {	3261	sub load_facedata($) {
2603	my ($path) = @_;	3262	my ($path) = @_;
2604		3263
		3264	# HACK to clear player env face cache, we need some signal framework
		3265	# for this (global event?)
		3266	%ext::player_env::MUSIC_FACE_CACHE = ();
		3267
		3268	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3269
2605	warn "loading facedata from $path\n";	3270	warn "loading facedata from $path\n";
2606		3271
2607	my $facedata;	3272	my $facedata;
2608	0 < aio_load $path, $facedata	3273	0 < aio_load $path, $facedata
2609	or die "$path: $!";	3274	or die "$path: $!";
…		…
2611	$facedata = Coro::Storable::thaw $facedata;	3276	$facedata = Coro::Storable::thaw $facedata;
2612		3277
2613	$facedata->{version} == 2	3278	$facedata->{version} == 2
2614	or cf::cleanup "$path: version mismatch, cannot proceed.";	3279	or cf::cleanup "$path: version mismatch, cannot proceed.";
2615		3280
		3281	# patch in the exptable
		3282	$facedata->{resource}{"res/exp_table"} = {
		3283	type => FT_RSRC,
		3284	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3285	};
		3286	cf::cede_to_tick;
		3287
2616	{	3288	{
2617	my $faces = $facedata->{faceinfo};	3289	my $faces = $facedata->{faceinfo};
2618		3290
2619	while (my ($face, $info) = each %$faces) {	3291	while (my ($face, $info) = each %$faces) {
2620	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3292	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3293
2621	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3294	cf::face::set_visibility $idx, $info->{visibility};
		3295	cf::face::set_magicmap $idx, $info->{magicmap};
2622	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3296	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2623	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3297	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2624	Coro::cede;	3298
		3299	cf::cede_to_tick;
2625	}	3300	}
2626		3301
2627	while (my ($face, $info) = each %$faces) {	3302	while (my ($face, $info) = each %$faces) {
2628	next unless $info->{smooth};	3303	next unless $info->{smooth};
		3304
2629	my $idx = cf::face::find $face	3305	my $idx = cf::face::find $face
2630	or next;	3306	or next;
		3307
2631	if (my $smooth = cf::face::find $info->{smooth}) {	3308	if (my $smooth = cf::face::find $info->{smooth}) {
		3309	cf::face::set_smooth $idx, $smooth;
2632	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3310	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2633	} else {	3311	} else {
2634	warn "smooth face '$info->{smooth}' not found for face '$face'";	3312	warn "smooth face '$info->{smooth}' not found for face '$face'";
2635	}	3313	}
2636	Coro::cede;	3314
		3315	cf::cede_to_tick;
2637	}	3316	}
2638	}	3317	}
2639		3318
2640	{	3319	{
2641	my $anims = $facedata->{animinfo};	3320	my $anims = $facedata->{animinfo};
2642		3321
2643	while (my ($anim, $info) = each %$anims) {	3322	while (my ($anim, $info) = each %$anims) {
2644	cf::anim::set $anim, $info->{frames}, $info->{facings};	3323	cf::anim::set $anim, $info->{frames}, $info->{facings};
2645	Coro::cede;	3324	cf::cede_to_tick;
2646	}	3325	}
2647		3326
2648	cf::anim::invalidate_all; # d'oh	3327	cf::anim::invalidate_all; # d'oh
2649	}	3328	}
2650		3329
		3330	{
		3331	my $res = $facedata->{resource};
		3332
		3333	while (my ($name, $info) = each %$res) {
		3334	if (defined $info->{type}) {
		3335	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3336
		3337	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
		3338	cf::face::set_type $idx, $info->{type};
		3339	} else {
		3340	$RESOURCE{$name} = $info;
		3341	}
		3342
		3343	cf::cede_to_tick;
		3344	}
		3345	}
		3346
		3347	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3348
2651	1	3349	1
2652	}	3350	}
2653		3351
		3352	cf::global->attach (on_resource_update => sub {
		3353	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3354	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3355
		3356	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3357	my $sound = $soundconf->{compat}[$_]
		3358	or next;
		3359
		3360	my $face = cf::face::find "sound/$sound->[1]";
		3361	cf::sound::set $sound->[0] => $face;
		3362	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3363	}
		3364
		3365	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3366	my $face = cf::face::find "sound/$v";
		3367	cf::sound::set $k => $face;
		3368	}
		3369	}
		3370	});
		3371
		3372	register_exticmd fx_want => sub {
		3373	my ($ns, $want) = @_;
		3374
		3375	while (my ($k, $v) = each %$want) {
		3376	$ns->fx_want ($k, $v);
		3377	}
		3378	};
		3379
		3380	sub load_resource_file($) {
		3381	my $guard = lock_acquire "load_resource_file";
		3382
		3383	my $status = load_resource_file_ $_[0];
		3384	get_slot 0.1, 100;
		3385	cf::arch::commit_load;
		3386
		3387	$status
		3388	}
		3389
2654	sub reload_regions {	3390	sub reload_regions {
		3391	# HACK to clear player env face cache, we need some signal framework
		3392	# for this (global event?)
		3393	%ext::player_env::MUSIC_FACE_CACHE = ();
		3394
2655	load_resource_file "$MAPDIR/regions"	3395	load_resource_file "$MAPDIR/regions"
2656	or die "unable to load regions file\n";	3396	or die "unable to load regions file\n";
		3397
		3398	for (cf::region::list) {
		3399	$_->{match} = qr/$_->{match}/
		3400	if exists $_->{match};
		3401	}
2657	}	3402	}
2658		3403
2659	sub reload_facedata {	3404	sub reload_facedata {
2660	load_facedata "$DATADIR/facedata"	3405	load_facedata "$DATADIR/facedata"
2661	or die "unable to load facedata\n";	3406	or die "unable to load facedata\n";
…		…
2672	}	3417	}
2673		3418
2674	sub reload_resources {	3419	sub reload_resources {
2675	warn "reloading resource files...\n";	3420	warn "reloading resource files...\n";
2676		3421
		3422	reload_facedata;
		3423	reload_archetypes;
2677	reload_regions;	3424	reload_regions;
2678	reload_facedata;
2679	#reload_archetypes;#d#
2680	reload_archetypes;
2681	reload_treasures;	3425	reload_treasures;
2682		3426
2683	warn "finished reloading resource files\n";	3427	warn "finished reloading resource files\n";
2684	}	3428	}
2685		3429
2686	sub init {	3430	sub reload_config {
2687	reload_resources;	3431	warn "reloading config file...\n";
2688	}
2689		3432
2690	sub cfg_load {
2691	open my $fh, "<:utf8", "$CONFDIR/config"	3433	open my $fh, "<:utf8", "$CONFDIR/config"
2692	or return;	3434	or return;
2693		3435
2694	local $/;	3436	local $/;
2695	*CFG = YAML::Syck::Load <$fh>;	3437	*CFG = YAML::XS::Load scalar <$fh>;
2696		3438
2697	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3439	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2698		3440
2699	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3441	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2700	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3442	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2704	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3446	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2705	and die "WARNING: m(un)lockall failed: $!\n";	3447	and die "WARNING: m(un)lockall failed: $!\n";
2706	};	3448	};
2707	warn $@ if $@;	3449	warn $@ if $@;
2708	}	3450	}
		3451
		3452	warn "finished reloading resource files\n";
		3453	}
		3454
		3455	sub pidfile() {
		3456	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3457	or die "$PIDFILE: $!";
		3458	flock $fh, &Fcntl::LOCK_EX
		3459	or die "$PIDFILE: flock: $!";
		3460	$fh
		3461	}
		3462
		3463	# make sure only one server instance is running at any one time
		3464	sub atomic {
		3465	my $fh = pidfile;
		3466
		3467	my $pid = <$fh>;
		3468	kill 9, $pid if $pid > 0;
		3469
		3470	seek $fh, 0, 0;
		3471	print $fh $$;
		3472	}
		3473
		3474	sub main_loop {
		3475	warn "EV::loop starting\n";
		3476	if (1) {
		3477	EV::loop;
		3478	}
		3479	warn "EV::loop returned\n";
		3480	goto &main_loop unless $REALLY_UNLOOP;
2709	}	3481	}
2710		3482
2711	sub main {	3483	sub main {
		3484	cf::init_globals; # initialise logging
		3485
		3486	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3487	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3488	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3489	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3490
		3491	cf::init_experience;
		3492	cf::init_anim;
		3493	cf::init_attackmess;
		3494	cf::init_dynamic;
		3495
		3496	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3497
2712	# we must not ever block the main coroutine	3498	# we must not ever block the main coroutine
2713	local $Coro::idle = sub {	3499	local $Coro::idle = sub {
2714	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3500	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2715	(async {	3501	(async {
2716	Event::one_event;	3502	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3503	EV::loop EV::LOOP_ONESHOT;
2717	})->prio (Coro::PRIO_MAX);	3504	})->prio (Coro::PRIO_MAX);
2718	};	3505	};
2719		3506
2720	cfg_load;	3507	evthread_start IO::AIO::poll_fileno;
		3508
		3509	cf::sync_job {
		3510	cf::load_settings;
		3511	cf::load_materials;
		3512
		3513	reload_resources;
		3514	reload_config;
2721	db_init;	3515	db_init;
		3516
		3517	cf::init_uuid;
		3518	cf::init_signals;
		3519	cf::init_commands;
		3520	cf::init_skills;
		3521
		3522	cf::init_beforeplay;
		3523
		3524	atomic;
		3525
2722	load_extensions;	3526	load_extensions;
2723		3527
2724	$TICK_WATCHER->start;	3528	utime time, time, $RUNTIMEFILE;
2725	Event::loop;	3529
		3530	# no (long-running) fork's whatsoever before this point(!)
		3531	use POSIX ();
		3532	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3533
		3534	(pop @POST_INIT)->(0) while @POST_INIT;
		3535	};
		3536
		3537	main_loop;
2726	}	3538	}
2727		3539
2728	#############################################################################	3540	#############################################################################
2729	# initialisation and cleanup	3541	# initialisation and cleanup
2730		3542
2731	# install some emergency cleanup handlers	3543	# install some emergency cleanup handlers
2732	BEGIN {	3544	BEGIN {
		3545	our %SIGWATCHER = ();
2733	for my $signal (qw(INT HUP TERM)) {	3546	for my $signal (qw(INT HUP TERM)) {
2734	Event->signal (	3547	$SIGWATCHER{$signal} = EV::signal $signal, sub {
2735	reentrant => 0,
2736	data => WF_AUTOCANCEL,
2737	signal => $signal,
2738	prio => 0,
2739	cb => sub {
2740	cf::cleanup "SIG$signal";	3548	cf::cleanup "SIG$signal";
2741	},
2742	);	3549	};
2743	}	3550	}
2744	}	3551	}
2745		3552
2746	sub write_runtime {	3553	sub write_runtime_sync {
2747	my $runtime = "$LOCALDIR/runtime";
2748
2749	# first touch the runtime file to show we are still running:	3554	# first touch the runtime file to show we are still running:
2750	# the fsync below can take a very very long time.	3555	# the fsync below can take a very very long time.
2751		3556
2752	IO::AIO::aio_utime $runtime, undef, undef;	3557	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2753		3558
2754	my $guard = cf::lock_acquire "write_runtime";	3559	my $guard = cf::lock_acquire "write_runtime";
2755		3560
2756	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3561	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
2757	or return;	3562	or return;
2758		3563
2759	my $value = $cf::RUNTIME + 90 + 10;	3564	my $value = $cf::RUNTIME + 90 + 10;
2760	# 10 is the runtime save interval, for a monotonic clock	3565	# 10 is the runtime save interval, for a monotonic clock
2761	# 60 allows for the watchdog to kill the server.	3566	# 60 allows for the watchdog to kill the server.
…		…
2771	aio_utime $fh, undef, undef;	3576	aio_utime $fh, undef, undef;
2772		3577
2773	close $fh	3578	close $fh
2774	or return;	3579	or return;
2775		3580
2776	aio_rename "$runtime~", $runtime	3581	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2777	and return;	3582	and return;
2778		3583
2779	warn "runtime file written.\n";	3584	warn "runtime file written.\n";
2780		3585
2781	1	3586	1
		3587	}
		3588
		3589	our $uuid_lock;
		3590	our $uuid_skip;
		3591
		3592	sub write_uuid_sync($) {
		3593	$uuid_skip ||= $_[0];
		3594
		3595	return if $uuid_lock;
		3596	local $uuid_lock = 1;
		3597
		3598	my $uuid = "$LOCALDIR/uuid";
		3599
		3600	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3601	or return;
		3602
		3603	my $value = uuid_seq uuid_cur;
		3604
		3605	unless ($value) {
		3606	warn "cowardly refusing to write zero uuid value!\n";
		3607	return;
		3608	}
		3609
		3610	my $value = uuid_str $value + $uuid_skip;
		3611	$uuid_skip = 0;
		3612
		3613	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3614	and return;
		3615
		3616	# always fsync - this file is important
		3617	aio_fsync $fh
		3618	and return;
		3619
		3620	close $fh
		3621	or return;
		3622
		3623	aio_rename "$uuid~", $uuid
		3624	and return;
		3625
		3626	warn "uuid file written ($value).\n";
		3627
		3628	1
		3629
		3630	}
		3631
		3632	sub write_uuid($$) {
		3633	my ($skip, $sync) = @_;
		3634
		3635	$sync ? write_uuid_sync $skip
		3636	: async { write_uuid_sync $skip };
2782	}	3637	}
2783		3638
2784	sub emergency_save() {	3639	sub emergency_save() {
2785	my $freeze_guard = cf::freeze_mainloop;	3640	my $freeze_guard = cf::freeze_mainloop;
2786		3641
2787	warn "enter emergency perl save\n";	3642	warn "emergency_perl_save: enter\n";
2788		3643
2789	cf::sync_job {	3644	cf::sync_job {
		3645	# this is a trade-off: we want to be very quick here, so
		3646	# save all maps without fsync, and later call a global sync
		3647	# (which in turn might be very very slow)
		3648	local $USE_FSYNC = 0;
		3649
2790	# use a peculiar iteration method to avoid tripping on perl	3650	# use a peculiar iteration method to avoid tripping on perl
2791	# refcount bugs in for. also avoids problems with players	3651	# refcount bugs in for. also avoids problems with players
2792	# and maps saved/destroyed asynchronously.	3652	# and maps saved/destroyed asynchronously.
2793	warn "begin emergency player save\n";	3653	warn "emergency_perl_save: begin player save\n";
2794	for my $login (keys %cf::PLAYER) {	3654	for my $login (keys %cf::PLAYER) {
2795	my $pl = $cf::PLAYER{$login} or next;	3655	my $pl = $cf::PLAYER{$login} or next;
2796	$pl->valid or next;	3656	$pl->valid or next;
		3657	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2797	$pl->save;	3658	$pl->save;
2798	}	3659	}
2799	warn "end emergency player save\n";	3660	warn "emergency_perl_save: end player save\n";
2800		3661
2801	warn "begin emergency map save\n";	3662	warn "emergency_perl_save: begin map save\n";
2802	for my $path (keys %cf::MAP) {	3663	for my $path (keys %cf::MAP) {
2803	my $map = $cf::MAP{$path} or next;	3664	my $map = $cf::MAP{$path} or next;
2804	$map->valid or next;	3665	$map->valid or next;
2805	$map->save;	3666	$map->save;
2806	}	3667	}
2807	warn "end emergency map save\n";	3668	warn "emergency_perl_save: end map save\n";
2808		3669
2809	warn "begin emergency database checkpoint\n";	3670	warn "emergency_perl_save: begin database checkpoint\n";
2810	BDB::db_env_txn_checkpoint $DB_ENV;	3671	BDB::db_env_txn_checkpoint $DB_ENV;
2811	warn "end emergency database checkpoint\n";	3672	warn "emergency_perl_save: end database checkpoint\n";
		3673
		3674	warn "emergency_perl_save: begin write uuid\n";
		3675	write_uuid_sync 1;
		3676	warn "emergency_perl_save: end write uuid\n";
2812	};	3677	};
2813		3678
		3679	warn "emergency_perl_save: starting sync()\n";
		3680	IO::AIO::aio_sync sub {
		3681	warn "emergency_perl_save: finished sync()\n";
		3682	};
		3683
2814	warn "leave emergency perl save\n";	3684	warn "emergency_perl_save: leave\n";
2815	}	3685	}
2816		3686
2817	sub post_cleanup {	3687	sub post_cleanup {
2818	my ($make_core) = @_;	3688	my ($make_core) = @_;
2819		3689
2820	warn Carp::longmess "post_cleanup backtrace"	3690	warn Carp::longmess "post_cleanup backtrace"
2821	if $make_core;	3691	if $make_core;
		3692
		3693	my $fh = pidfile;
		3694	unlink $PIDFILE if <$fh> == $$;
		3695	}
		3696
		3697	# a safer delete_package, copied from Symbol
		3698	sub clear_package($) {
		3699	my $pkg = shift;
		3700
		3701	# expand to full symbol table name if needed
		3702	unless ($pkg =~ /^main::.*::$/) {
		3703	$pkg = "main$pkg" if $pkg =~ /^::/;
		3704	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3705	$pkg .= '::' unless $pkg =~ /::$/;
		3706	}
		3707
		3708	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3709	my $stem_symtab = *{$stem}{HASH};
		3710
		3711	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3712	or return;
		3713
		3714	# clear all symbols
		3715	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3716	for my $name (keys %$leaf_symtab) {
		3717	_gv_clear *{"$pkg$name"};
		3718	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3719	}
		3720	warn "cleared package $pkg\n";#d#
2822	}	3721	}
2823		3722
2824	sub do_reload_perl() {	3723	sub do_reload_perl() {
2825	# can/must only be called in main	3724	# can/must only be called in main
2826	if ($Coro::current != $Coro::main) {	3725	if ($Coro::current != $Coro::main) {
2827	warn "can only reload from main coroutine";	3726	warn "can only reload from main coroutine";
2828	return;	3727	return;
2829	}	3728	}
2830		3729
		3730	return if $RELOAD++;
		3731
		3732	my $t1 = EV::time;
		3733
		3734	while ($RELOAD) {
2831	warn "reloading...";	3735	warn "reloading...";
2832		3736
2833	warn "entering sync_job";	3737	warn "entering sync_job";
2834		3738
2835	cf::sync_job {	3739	cf::sync_job {
2836	cf::write_runtime; # external watchdog should not bark	3740	cf::write_runtime_sync; # external watchdog should not bark
2837	cf::emergency_save;	3741	cf::emergency_save;
2838	cf::write_runtime; # external watchdog should not bark	3742	cf::write_runtime_sync; # external watchdog should not bark
2839		3743
2840	warn "syncing database to disk";	3744	warn "syncing database to disk";
2841	BDB::db_env_txn_checkpoint $DB_ENV;	3745	BDB::db_env_txn_checkpoint $DB_ENV;
2842		3746
2843	# if anything goes wrong in here, we should simply crash as we already saved	3747	# if anything goes wrong in here, we should simply crash as we already saved
2844		3748
2845	warn "cancelling all WF_AUTOCANCEL watchers";
2846	for (Event::all_watchers) {
2847	$_->cancel if $_->data & WF_AUTOCANCEL;
2848	}
2849
2850	warn "flushing outstanding aio requests";	3749	warn "flushing outstanding aio requests";
2851	for (;;) {
2852	BDB::flush;
2853	IO::AIO::flush;
2854	Coro::cede;
2855	last unless IO::AIO::nreqs || BDB::nreqs;	3750	while (IO::AIO::nreqs || BDB::nreqs) {
2856	warn "iterate...";	3751	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
2857	}
2858
2859	++$RELOAD;
2860
2861	warn "cancelling all extension coros";
2862	$_->cancel for values %EXT_CORO;
2863	%EXT_CORO = ();
2864
2865	warn "removing commands";
2866	%COMMAND = ();
2867
2868	warn "removing ext commands";
2869	%EXTCMD = ();
2870
2871	warn "unloading/nuking all extensions";
2872	for my $pkg (@EXTS) {
2873	warn "... unloading $pkg";
2874
2875	if (my $cb = $pkg->can ("unload")) {
2876	eval {
2877	$cb->($pkg);
2878	1
2879	} or warn "$pkg unloaded, but with errors: $@";
2880	}	3752	}
2881		3753
2882	warn "... nuking $pkg";	3754	warn "cancelling all extension coros";
2883	Symbol::delete_package $pkg;	3755	$_->cancel for values %EXT_CORO;
2884	}	3756	%EXT_CORO = ();
2885		3757
2886	warn "unloading all perl modules loaded from $LIBDIR";	3758	warn "removing commands";
2887	while (my ($k, $v) = each %INC) {	3759	%COMMAND = ();
2888	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2889		3760
		3761	warn "removing ext/exti commands";
		3762	%EXTCMD = ();
		3763	%EXTICMD = ();
		3764
		3765	warn "unloading/nuking all extensions";
		3766	for my $pkg (@EXTS) {
2890	warn "... unloading $k";	3767	warn "... unloading $pkg";
2891	delete $INC{$k};
2892		3768
2893	$k =~ s/\.pm$//;
2894	$k =~ s/\//::/g;
2895
2896	if (my $cb = $k->can ("unload_module")) {	3769	if (my $cb = $pkg->can ("unload")) {
		3770	eval {
2897	$cb->();	3771	$cb->($pkg);
		3772	1
		3773	} or warn "$pkg unloaded, but with errors: $@";
		3774	}
		3775
		3776	warn "... clearing $pkg";
		3777	clear_package $pkg;
2898	}	3778	}
2899		3779
2900	Symbol::delete_package $k;	3780	warn "unloading all perl modules loaded from $LIBDIR";
		3781	while (my ($k, $v) = each %INC) {
		3782	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3783
		3784	warn "... unloading $k";
		3785	delete $INC{$k};
		3786
		3787	$k =~ s/\.pm$//;
		3788	$k =~ s/\//::/g;
		3789
		3790	if (my $cb = $k->can ("unload_module")) {
		3791	$cb->();
		3792	}
		3793
		3794	clear_package $k;
2901	}	3795	}
2902		3796
2903	warn "getting rid of safe::, as good as possible";	3797	warn "getting rid of safe::, as good as possible";
2904	Symbol::delete_package "safe::$_"	3798	clear_package "safe::$_"
2905	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3799	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2906		3800
2907	warn "unloading cf.pm \"a bit\"";	3801	warn "unloading cf.pm \"a bit\"";
2908	delete $INC{"cf.pm"};	3802	delete $INC{"cf.pm"};
2909	delete $INC{"cf/pod.pm"};	3803	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
2910		3804
2911	# don't, removes xs symbols, too,	3805	# don't, removes xs symbols, too,
2912	# and global variables created in xs	3806	# and global variables created in xs
2913	#Symbol::delete_package __PACKAGE__;	3807	#clear_package __PACKAGE__;
2914		3808
2915	warn "unload completed, starting to reload now";	3809	warn "unload completed, starting to reload now";
2916		3810
2917	warn "reloading cf.pm";	3811	warn "reloading cf.pm";
2918	require cf;	3812	require cf;
2919	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3813	cf::_connect_to_perl_1;
2920		3814
2921	warn "loading config and database again";	3815	warn "loading config and database again";
2922	cf::cfg_load;	3816	cf::reload_config;
2923		3817
2924	warn "loading extensions";	3818	warn "loading extensions";
2925	cf::load_extensions;	3819	cf::load_extensions;
2926		3820
		3821	if ($REATTACH_ON_RELOAD) {
2927	warn "reattaching attachments to objects/players";	3822	warn "reattaching attachments to objects/players";
2928	_global_reattach; # objects, sockets	3823	_global_reattach; # objects, sockets
2929	warn "reattaching attachments to maps";	3824	warn "reattaching attachments to maps";
2930	reattach $_ for values %MAP;	3825	reattach $_ for values %MAP;
2931	warn "reattaching attachments to players";	3826	warn "reattaching attachments to players";
2932	reattach $_ for values %PLAYER;	3827	reattach $_ for values %PLAYER;
		3828	}
2933		3829
		3830	warn "running post_init jobs";
		3831	(pop @POST_INIT)->(1) while @POST_INIT;
		3832
2934	warn "leaving sync_job";	3833	warn "leaving sync_job";
2935		3834
2936	1	3835	1
2937	} or do {	3836	} or do {
2938	warn $@;	3837	warn $@;
2939	warn "error while reloading, exiting.";	3838	cf::cleanup "error while reloading, exiting.";
2940	exit 1;
2941	};	3839	};
2942		3840
2943	warn "reloaded";	3841	warn "reloaded";
		3842	--$RELOAD;
		3843	}
		3844
		3845	$t1 = EV::time - $t1;
		3846	warn "reload completed in ${t1}s\n";
2944	};	3847	};
2945		3848
2946	our $RELOAD_WATCHER; # used only during reload	3849	our $RELOAD_WATCHER; # used only during reload
2947		3850
2948	sub reload_perl() {	3851	sub reload_perl() {
2949	# doing reload synchronously and two reloads happen back-to-back,	3852	# doing reload synchronously and two reloads happen back-to-back,
2950	# coro crashes during coro_state_free->destroy here.	3853	# coro crashes during coro_state_free->destroy here.
2951		3854
2952	$RELOAD_WATCHER ||= Event->timer (	3855	$RELOAD_WATCHER ||= cf::async {
2953	reentrant => 0,	3856	Coro::AIO::aio_wait cache_extensions;
2954	after => 0,	3857
2955	data => WF_AUTOCANCEL,	3858	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
2956	cb => sub {
2957	do_reload_perl;	3859	do_reload_perl;
2958	undef $RELOAD_WATCHER;	3860	undef $RELOAD_WATCHER;
2959	},	3861	};
2960	);	3862	};
2961	}	3863	}
2962		3864
2963	register_command "reload" => sub {	3865	register_command "reload" => sub {
2964	my ($who, $arg) = @_;	3866	my ($who, $arg) = @_;
2965		3867
2966	if ($who->flag (FLAG_WIZ)) {	3868	if ($who->flag (FLAG_WIZ)) {
2967	$who->message ("reloading server.");	3869	$who->message ("reloading server.");
		3870	async {
		3871	$Coro::current->{desc} = "perl_reload";
2968	async { reload_perl };	3872	reload_perl;
		3873	};
2969	}	3874	}
2970	};	3875	};
2971		3876
2972	unshift @INC, $LIBDIR;	3877	unshift @INC, $LIBDIR;
2973		3878
…		…
2975		3880
2976	our @WAIT_FOR_TICK;	3881	our @WAIT_FOR_TICK;
2977	our @WAIT_FOR_TICK_BEGIN;	3882	our @WAIT_FOR_TICK_BEGIN;
2978		3883
2979	sub wait_for_tick {	3884	sub wait_for_tick {
2980	return unless $TICK_WATCHER->is_active;
2981	return if $Coro::current == $Coro::main;	3885	return if tick_inhibit || $Coro::current == $Coro::main;
2982		3886
2983	my $signal = new Coro::Signal;	3887	my $signal = new Coro::Signal;
2984	push @WAIT_FOR_TICK, $signal;	3888	push @WAIT_FOR_TICK, $signal;
2985	$signal->wait;	3889	$signal->wait;
2986	}	3890	}
2987		3891
2988	sub wait_for_tick_begin {	3892	sub wait_for_tick_begin {
2989	return unless $TICK_WATCHER->is_active;
2990	return if $Coro::current == $Coro::main;	3893	return if tick_inhibit || $Coro::current == $Coro::main;
2991		3894
2992	my $signal = new Coro::Signal;	3895	my $signal = new Coro::Signal;
2993	push @WAIT_FOR_TICK_BEGIN, $signal;	3896	push @WAIT_FOR_TICK_BEGIN, $signal;
2994	$signal->wait;	3897	$signal->wait;
2995	}	3898	}
2996		3899
2997	my $min = 1e6;#d#	3900	sub tick {
2998	my $avg = 10;
2999	$TICK_WATCHER = Event->timer (
3000	reentrant => 0,
3001	parked => 1,
3002	prio => 0,
3003	at => $NEXT_TICK || $TICK,
3004	data => WF_AUTOCANCEL,
3005	cb => sub {
3006	if ($Coro::current != $Coro::main) {	3901	if ($Coro::current != $Coro::main) {
3007	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3902	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3008	unless ++$bug_warning > 10;	3903	unless ++$bug_warning > 10;
3009	return;	3904	return;
3010	}	3905	}
3011		3906
3012	$NOW = $tick_start = Event::time;
3013
3014	cf::server_tick; # one server iteration	3907	cf::server_tick; # one server iteration
3015		3908
3016	0 && sync_job {#d#	3909	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3017	for(1..10) {	3910	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3018	my $t = Event::time;	3911	Coro::async_pool {
3019	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3912	$Coro::current->{desc} = "runtime saver";
3020	or die;	3913	write_runtime_sync
3021		3914	or warn "ERROR: unable to write runtime file: $!";
3022	$map->width (50);
3023	$map->height (50);
3024	$map->alloc;
3025	$map->_load_objects ("/tmp/x.map", 1);
3026	my $t = Event::time - $t;
3027
3028	#next unless $t < 0.0013;#d#
3029	if ($t < $min) {
3030	$min = $t;
3031	}
3032	$avg = $avg * 0.99 + $t * 0.01;
3033	}
3034	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3035	exit 0;
3036	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3037	};	3915	};
		3916	}
3038		3917
3039	$RUNTIME += $TICK;
3040	$NEXT_TICK += $TICK;
3041
3042	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3043	$NEXT_RUNTIME_WRITE = $NOW + 10;
3044	Coro::async_pool {
3045	write_runtime
3046	or warn "ERROR: unable to write runtime file: $!";
3047	};
3048	}
3049
3050	# my $AFTER = Event::time;
3051	# warn $AFTER - $NOW;#d#
3052
3053	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3918	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3054	$sig->send;	3919	$sig->send;
3055	}	3920	}
3056	while (my $sig = shift @WAIT_FOR_TICK) {	3921	while (my $sig = shift @WAIT_FOR_TICK) {
3057	$sig->send;	3922	$sig->send;
3058	}	3923	}
3059		3924
3060	$NOW = Event::time;	3925	$LOAD = ($NOW - $TICK_START) / $TICK;
3061
3062	# if we are delayed by four ticks or more, skip them all
3063	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3064
3065	$TICK_WATCHER->at ($NEXT_TICK);
3066	$TICK_WATCHER->start;
3067
3068	$LOAD = ($NOW - $tick_start) / $TICK;
3069	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3926	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3070		3927
3071	_post_tick;	3928	if (0) {
3072		3929	if ($NEXT_TICK) {
3073		3930	my $jitter = $TICK_START - $NEXT_TICK;
		3931	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3932	warn "jitter $JITTER\n";#d#
		3933	}
3074	},	3934	}
3075	);	3935	}
3076		3936
3077	{	3937	{
3078	BDB::max_poll_time $TICK * 0.1;	3938	# configure BDB
3079	$BDB_POLL_WATCHER = Event->io (	3939
3080	reentrant => 0,
3081	fd => BDB::poll_fileno,
3082	poll => 'r',
3083	prio => 0,
3084	data => WF_AUTOCANCEL,
3085	cb => \&BDB::poll_cb,
3086	);
3087	BDB::min_parallel 8;	3940	BDB::min_parallel 8;
3088		3941	BDB::max_poll_reqs $TICK * 0.1;
3089	BDB::set_sync_prepare {	3942	$AnyEvent::BDB::WATCHER->priority (1);
3090	my $status;
3091	my $current = $Coro::current;
3092	(
3093	sub {
3094	$status = $!;
3095	$current->ready; undef $current;
3096	},
3097	sub {
3098	Coro::schedule while defined $current;
3099	$! = $status;
3100	},
3101	)
3102	};
3103		3943
3104	unless ($DB_ENV) {	3944	unless ($DB_ENV) {
3105	$DB_ENV = BDB::db_env_create;	3945	$DB_ENV = BDB::db_env_create;
		3946	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3947	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3948	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3949	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3950	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3106		3951
3107	cf::sync_job {	3952	cf::sync_job {
3108	eval {	3953	eval {
3109	BDB::db_env_open	3954	BDB::db_env_open
3110	$DB_ENV,	3955	$DB_ENV,
…		…
3112	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3957	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3113	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3958	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3114	0666;	3959	0666;
3115		3960
3116	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3961	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3117
3118	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3119	$DB_ENV->set_lk_detect;
3120	};	3962	};
3121		3963
3122	cf::cleanup "db_env_open(db): $@" if $@;	3964	cf::cleanup "db_env_open(db): $@" if $@;
3123	};	3965	};
3124	}	3966	}
		3967
		3968	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3969	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3970	};
		3971	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3972	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3973	};
		3974	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3975	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3976	};
3125	}	3977	}
3126		3978
3127	{	3979	{
		3980	# configure IO::AIO
		3981
3128	IO::AIO::min_parallel 8;	3982	IO::AIO::min_parallel 8;
3129
3130	undef $Coro::AIO::WATCHER;
3131	IO::AIO::max_poll_time $TICK * 0.1;	3983	IO::AIO::max_poll_time $TICK * 0.1;
3132	$AIO_POLL_WATCHER = Event->io (	3984	undef $AnyEvent::AIO::WATCHER;
3133	reentrant => 0,
3134	data => WF_AUTOCANCEL,
3135	fd => IO::AIO::poll_fileno,
3136	poll => 'r',
3137	prio => 6,
3138	cb => \&IO::AIO::poll_cb,
3139	);
3140	}	3985	}
3141		3986
3142	my $_log_backtrace;	3987	my $_log_backtrace;
3143		3988
3144	sub _log_backtrace {	3989	sub _log_backtrace {
…		…
3147	$msg =~ s/\n//;	3992	$msg =~ s/\n//;
3148		3993
3149	# limit the # of concurrent backtraces	3994	# limit the # of concurrent backtraces
3150	if ($_log_backtrace < 2) {	3995	if ($_log_backtrace < 2) {
3151	++$_log_backtrace;	3996	++$_log_backtrace;
		3997	my $perl_bt = Carp::longmess $msg;
3152	async {	3998	async {
		3999	$Coro::current->{desc} = "abt $msg";
		4000
3153	my @bt = fork_call {	4001	my @bt = fork_call {
3154	@addr = map { sprintf "%x", $_ } @addr;	4002	@addr = map { sprintf "%x", $_ } @addr;
3155	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4003	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3156	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4004	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3157	or die "addr2line: $!";	4005	or die "addr2line: $!";
…		…
3165	}	4013	}
3166		4014
3167	@funcs	4015	@funcs
3168	};	4016	};
3169		4017
3170	LOG llevInfo, "[ABT] $msg\n";	4018	LOG llevInfo, "[ABT] $perl_bt\n";
		4019	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3171	LOG llevInfo, "[ABT] $_\n" for @bt;	4020	LOG llevInfo, "[ABT] $_\n" for @bt;
3172	--$_log_backtrace;	4021	--$_log_backtrace;
3173	};	4022	};
3174	} else {	4023	} else {
3175	LOG llevInfo, "[ABT] $msg\n";	4024	LOG llevInfo, "[ABT] $msg\n";
3176	LOG llevInfo, "[ABT] [suppressed]\n";	4025	LOG llevInfo, "[ABT] [suppressed]\n";
3177	}	4026	}
3178	}	4027	}
3179		4028
3180	# load additional modules	4029	# load additional modules
3181	use cf::pod;	4030	require "cf/$_.pm" for @EXTRA_MODULES;
		4031	cf::_connect_to_perl_2;
3182		4032
3183	END { cf::emergency_save }	4033	END { cf::emergency_save }
3184		4034
3185	1	4035	1
3186		4036

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