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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.282 by elmex, Tue Jun 19 18:15:34 2007 UTC vs.
Revision 1.501 by root, Sat Jan 16 23:27:21 2010 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
		1673	=item $protocol_xml = $player->expand_cfpod ($cfpod)
		1674
		1675	Expand deliantra pod fragments into protocol xml.
		1676
1352	=item $player->ext_reply ($msgid, %msg)	1677	=item $player->ext_reply ($msgid, @msg)
1353		1678
1354	Sends an ext reply to the player.	1679	Sends an ext reply to the player.
1355		1680
1356	=cut	1681	=cut
1357		1682
1358	sub ext_reply($$%) {	1683	sub ext_reply($$@) {
1359	my ($self, $id, %msg) = @_;	1684	my ($self, $id, @msg) = @_;
1360		1685
1361	$msg{msgid} = $id;	1686	$self->ns->ext_reply ($id, @msg)
1362
1363	$self->send ("ext " . cf::to_json \%msg);
1364	}	1687	}
1365		1688
1366	=item $player->ext_event ($type, %msg)	1689	=item $player->ext_msg ($type, @msg)
1367		1690
1368	Sends an ext event to the client.	1691	Sends an ext event to the client.
1369		1692
1370	=cut	1693	=cut
1371		1694
1372	sub ext_event($$%) {	1695	sub ext_msg($$@) {
1373	my ($self, $type, %msg) = @_;	1696	my ($self, $type, @msg) = @_;
1374		1697
1375	$self->ns->ext_event ($type, %msg);	1698	$self->ns->ext_msg ($type, @msg);
1376	}	1699	}
1377		1700
1378	=head3 cf::region	1701	=head3 cf::region
1379		1702
1380	=over 4	1703	=over 4
…		…
1393	my ($path) = @_;	1716	my ($path) = @_;
1394		1717
1395	my ($match, $specificity);	1718	my ($match, $specificity);
1396		1719
1397	for my $region (list) {	1720	for my $region (list) {
1398	if ($region->match && $path =~ $region->match) {	1721	if ($region->{match} && $path =~ $region->{match}) {
1399	($match, $specificity) = ($region, $region->specificity)	1722	($match, $specificity) = ($region, $region->specificity)
1400	if $region->specificity > $specificity;	1723	if $region->specificity > $specificity;
1401	}	1724	}
1402	}	1725	}
1403		1726
…		…
1424	our $MAX_RESET = 3600;	1747	our $MAX_RESET = 3600;
1425	our $DEFAULT_RESET = 3000;	1748	our $DEFAULT_RESET = 3000;
1426		1749
1427	sub generate_random_map {	1750	sub generate_random_map {
1428	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
1429	# mit "rum" bekleckern, nicht	1755	# mit "rum" bekleckern, nicht
1430	$self->_create_random_map (	1756	$self->_create_random_map (
1431	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1757	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1432	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1758	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1433	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1759	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1523	$self->init; # pass $1 etc.	1849	$self->init; # pass $1 etc.
1524	return $self;	1850	return $self;
1525	}	1851	}
1526	}	1852	}
1527		1853
1528	Carp::carp "unable to resolve path '$path' (base '$base').";	1854	Carp::cluck "unable to resolve path '$path' (base '$base').";
1529	()	1855	()
1530	}	1856	}
1531		1857
1532	sub init {	1858	sub init {
1533	my ($self) = @_;	1859	my ($self) = @_;
…		…
1555		1881
1556	# the temporary/swap location	1882	# the temporary/swap location
1557	sub save_path {	1883	sub save_path {
1558	my ($self) = @_;	1884	my ($self) = @_;
1559		1885
1560	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1886	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1561	"$TMPDIR/$path.map"	1887	"$TMPDIR/$path.map"
1562	}	1888	}
1563		1889
1564	# the unique path, undef == no special unique path	1890	# the unique path, undef == no special unique path
1565	sub uniq_path {	1891	sub uniq_path {
1566	my ($self) = @_;	1892	my ($self) = @_;
1567		1893
1568	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1894	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1569	"$UNIQUEDIR/$path"	1895	"$UNIQUEDIR/$path"
1570	}
1571
1572	# and all this just because we cannot iterate over
1573	# all maps in C++...
1574	sub change_all_map_light {
1575	my ($change) = @_;
1576
1577	$_->change_map_light ($change)
1578	for grep $_->outdoor, values %cf::MAP;
1579	}	1896	}
1580		1897
1581	sub decay_objects {	1898	sub decay_objects {
1582	my ($self) = @_;	1899	my ($self) = @_;
1583		1900
…		…
1596		1913
1597	sub load_header_from($) {	1914	sub load_header_from($) {
1598	my ($self, $path) = @_;	1915	my ($self, $path) = @_;
1599		1916
1600	utf8::encode $path;	1917	utf8::encode $path;
1601	#aio_open $path, O_RDONLY, 0	1918	my $f = new_from_file cf::object::thawer $path
1602	# or return;
1603
1604	$self->_load_header ($path)
1605	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;
1606		1926
1607	$self->{load_path} = $path;	1927	$self->{load_path} = $path;
1608		1928
1609	1	1929	1
1610	}	1930	}
…		…
1664	sub find {	1984	sub find {
1665	my ($path, $origin) = @_;	1985	my ($path, $origin) = @_;
1666		1986
1667	$path = normalise $path, $origin && $origin->path;	1987	$path = normalise $path, $origin && $origin->path;
1668		1988
		1989	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1669	cf::lock_wait "map_find:$path";	1990	my $guard2 = cf::lock_acquire "map_find:$path";
1670		1991
1671	$cf::MAP{$path} || do {	1992	$cf::MAP{$path} || do {
1672	my $guard = cf::lock_acquire "map_find:$path";
1673	my $map = new_from_path cf::map $path	1993	my $map = new_from_path cf::map $path
1674	or return;	1994	or return;
1675		1995
1676	$map->{last_save} = $cf::RUNTIME;	1996	$map->{last_save} = $cf::RUNTIME;
1677		1997
…		…
1679	or return;	1999	or return;
1680		2000
1681	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2001	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1682	# doing this can freeze the server in a sync job, obviously	2002	# doing this can freeze the server in a sync job, obviously
1683	#$cf::WAIT_FOR_TICK->wait;	2003	#$cf::WAIT_FOR_TICK->wait;
		2004	undef $guard2;
		2005	undef $guard1;
1684	$map->reset;	2006	$map->reset;
1685	undef $guard;
1686	return find $path;	2007	return find $path;
1687	}	2008	}
1688		2009
1689	$cf::MAP{$path} = $map	2010	$cf::MAP{$path} = $map
1690	}	2011	}
1691	}	2012	}
1692		2013
1693	sub pre_load { }	2014	sub pre_load { }
1694	sub post_load { }	2015	#sub post_load { } # XS
1695		2016
1696	sub load {	2017	sub load {
1697	my ($self) = @_;	2018	my ($self) = @_;
1698		2019
1699	local $self->{deny_reset} = 1; # loading can take a long time	2020	local $self->{deny_reset} = 1; # loading can take a long time
1700		2021
1701	my $path = $self->{path};	2022	my $path = $self->{path};
1702		2023
1703	{	2024	{
1704	my $guard = cf::lock_acquire "map_load:$path";	2025	my $guard = cf::lock_acquire "map_data:$path";
1705		2026
		2027	return unless $self->valid;
1706	return if $self->in_memory != cf::MAP_SWAPPED;	2028	return unless $self->in_memory == cf::MAP_SWAPPED;
1707		2029
1708	$self->in_memory (cf::MAP_LOADING);	2030	$self->in_memory (cf::MAP_LOADING);
1709		2031
1710	$self->alloc;	2032	$self->alloc;
1711		2033
1712	$self->pre_load;	2034	$self->pre_load;
1713	Coro::cede;	2035	cf::cede_to_tick;
1714		2036
		2037	my $f = new_from_file cf::object::thawer $self->{load_path};
		2038	$f->skip_block;
1715	$self->_load_objects ($self->{load_path}, 1)	2039	$self->_load_objects ($f)
1716	or return;	2040	or return;
1717		2041
1718	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2042	$self->post_load_original
1719	if delete $self->{load_original};	2043	if delete $self->{load_original};
1720		2044
1721	if (my $uniq = $self->uniq_path) {	2045	if (my $uniq = $self->uniq_path) {
1722	utf8::encode $uniq;	2046	utf8::encode $uniq;
1723	if (aio_open $uniq, O_RDONLY, 0) {	2047	unless (aio_stat $uniq) {
		2048	if (my $f = new_from_file cf::object::thawer $uniq) {
1724	$self->clear_unique_items;	2049	$self->clear_unique_items;
1725	$self->_load_objects ($uniq, 0);	2050	$self->_load_objects ($f);
		2051	$f->resolve_delayed_derefs;
		2052	}
1726	}	2053	}
1727	}	2054	}
1728		2055
1729	Coro::cede;	2056	$f->resolve_delayed_derefs;
		2057
		2058	cf::cede_to_tick;
1730	# now do the right thing for maps	2059	# now do the right thing for maps
1731	$self->link_multipart_objects;	2060	$self->link_multipart_objects;
1732	$self->difficulty ($self->estimate_difficulty)	2061	$self->difficulty ($self->estimate_difficulty)
1733	unless $self->difficulty;	2062	unless $self->difficulty;
1734	Coro::cede;	2063	cf::cede_to_tick;
1735		2064
1736	unless ($self->{deny_activate}) {	2065	unless ($self->{deny_activate}) {
1737	$self->decay_objects;	2066	$self->decay_objects;
1738	$self->fix_auto_apply;	2067	$self->fix_auto_apply;
1739	$self->update_buttons;	2068	$self->update_buttons;
1740	Coro::cede;	2069	cf::cede_to_tick;
1741	$self->set_darkness_map;
1742	Coro::cede;
1743	$self->activate;	2070	$self->activate;
1744	}	2071	}
1745		2072
		2073	$self->{last_save} = $cf::RUNTIME;
		2074	$self->last_access ($cf::RUNTIME);
		2075
1746	$self->in_memory (cf::MAP_IN_MEMORY);	2076	$self->in_memory (cf::MAP_ACTIVE);
1747	}	2077	}
1748		2078
1749	$self->post_load;	2079	$self->post_load;
1750	}	2080	}
1751		2081
…		…
1760		2090
1761	$self	2091	$self
1762	}	2092	}
1763		2093
1764	# 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
1765	sub load_diag {	2095	sub load_neighbours {
1766	my ($map) = @_;	2096	my ($map) = @_;
1767		2097
1768	my @diag; # diagonal neighbours	2098	my @neigh; # diagonal neighbours
1769		2099
1770	for (0 .. 3) {	2100	for (0 .. 3) {
1771	my $neigh = $map->tile_path ($_)	2101	my $neigh = $map->tile_path ($_)
1772	or next;	2102	or next;
1773	$neigh = find $neigh, $map	2103	$neigh = find $neigh, $map
1774	or next;	2104	or next;
1775	$neigh->load;	2105	$neigh->load;
1776		2106
		2107	push @neigh,
1777	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2108	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1778	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2109	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1779	}	2110	}
1780		2111
1781	for (@diag) {	2112	for (grep defined $_->[0], @neigh) {
		2113	my ($path, $origin) = @$_;
1782	my $neigh = find @$_	2114	my $neigh = find $path, $origin
1783	or next;	2115	or next;
1784	$neigh->load;	2116	$neigh->load;
1785	}	2117	}
1786	}	2118	}
1787		2119
…		…
1792	}	2124	}
1793		2125
1794	sub do_load_sync {	2126	sub do_load_sync {
1795	my ($map) = @_;	2127	my ($map) = @_;
1796		2128
		2129	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2130	if $Coro::current == $Coro::main;
		2131
1797	cf::sync_job { $map->load };	2132	cf::sync_job { $map->load };
1798	}	2133	}
1799		2134
1800	our %MAP_PREFETCH;	2135	our %MAP_PREFETCH;
1801	our $MAP_PREFETCHER = undef;	2136	our $MAP_PREFETCHER = undef;
1802		2137
1803	sub find_async {	2138	sub find_async {
1804	my ($path, $origin) = @_;	2139	my ($path, $origin, $load) = @_;
1805		2140
1806	$path = normalise $path, $origin && $origin->{path};	2141	$path = normalise $path, $origin && $origin->{path};
1807		2142
1808	if (my $map = $cf::MAP{$path}) {	2143	if (my $map = $cf::MAP{$path}) {
1809	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2144	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1810	}	2145	}
1811		2146
1812	undef $MAP_PREFETCH{$path};	2147	$MAP_PREFETCH{$path} |= $load;
		2148
1813	$MAP_PREFETCHER ||= cf::async {	2149	$MAP_PREFETCHER ||= cf::async {
		2150	$Coro::current->{desc} = "map prefetcher";
		2151
1814	while (%MAP_PREFETCH) {	2152	while (%MAP_PREFETCH) {
1815	for my $path (keys %MAP_PREFETCH) {	2153	while (my ($k, $v) = each %MAP_PREFETCH) {
1816	my $map = find $path	2154	if (my $map = find $k) {
1817	or next;
1818	$map->load;	2155	$map->load if $v;
		2156	}
1819		2157
1820	delete $MAP_PREFETCH{$path};	2158	delete $MAP_PREFETCH{$k};
1821	}	2159	}
1822	}	2160	}
1823	undef $MAP_PREFETCHER;	2161	undef $MAP_PREFETCHER;
1824	};	2162	};
1825	$MAP_PREFETCHER->prio (6);	2163	$MAP_PREFETCHER->prio (6);
…		…
1828	}	2166	}
1829		2167
1830	sub save {	2168	sub save {
1831	my ($self) = @_;	2169	my ($self) = @_;
1832		2170
1833	my $lock = cf::lock_acquire "map_data:" . $self->path;	2171	my $lock = cf::lock_acquire "map_data:$self->{path}";
1834		2172
1835	$self->{last_save} = $cf::RUNTIME;	2173	$self->{last_save} = $cf::RUNTIME;
1836		2174
1837	return unless $self->dirty;	2175	return unless $self->dirty;
1838		2176
…		…
1844	return if $self->{deny_save};	2182	return if $self->{deny_save};
1845		2183
1846	local $self->{last_access} = $self->last_access;#d#	2184	local $self->{last_access} = $self->last_access;#d#
1847		2185
1848	cf::async {	2186	cf::async {
		2187	$Coro::current->{desc} = "map player save";
1849	$_->contr->save for $self->players;	2188	$_->contr->save for $self->players;
1850	};	2189	};
		2190
		2191	cf::get_slot 0.02;
1851		2192
1852	if ($uniq) {	2193	if ($uniq) {
1853	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2194	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1854	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2195	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1855	} else {	2196	} else {
…		…
1861	my ($self) = @_;	2202	my ($self) = @_;
1862		2203
1863	# save first because save cedes	2204	# save first because save cedes
1864	$self->save;	2205	$self->save;
1865		2206
1866	my $lock = cf::lock_acquire "map_data:" . $self->path;	2207	my $lock = cf::lock_acquire "map_data:$self->{path}";
1867		2208
1868	return if $self->players;	2209	return if $self->players;
1869	return if $self->in_memory != cf::MAP_IN_MEMORY;	2210	return if $self->in_memory != cf::MAP_ACTIVE;
1870	return if $self->{deny_save};	2211	return if $self->{deny_save};
1871		2212
		2213	$self->in_memory (cf::MAP_SWAPPED);
		2214
		2215	$self->deactivate;
		2216	$_->clear_links_to ($self) for values %cf::MAP;
1872	$self->clear;	2217	$self->clear;
1873	$self->in_memory (cf::MAP_SWAPPED);
1874	}	2218	}
1875		2219
1876	sub reset_at {	2220	sub reset_at {
1877	my ($self) = @_;	2221	my ($self) = @_;
1878		2222
…		…
1896		2240
1897	my $lock = cf::lock_acquire "map_data:$self->{path}";	2241	my $lock = cf::lock_acquire "map_data:$self->{path}";
1898		2242
1899	return if $self->players;	2243	return if $self->players;
1900		2244
1901	warn "resetting map ", $self->path;	2245	warn "resetting map ", $self->path, "\n";
1902		2246
1903	$self->in_memory (cf::MAP_SWAPPED);	2247	$self->in_memory (cf::MAP_SWAPPED);
1904		2248
1905	# need to save uniques path	2249	# need to save uniques path
1906	unless ($self->{deny_save}) {	2250	unless ($self->{deny_save}) {
…		…
1910	if $uniq;	2254	if $uniq;
1911	}	2255	}
1912		2256
1913	delete $cf::MAP{$self->path};	2257	delete $cf::MAP{$self->path};
1914		2258
		2259	$self->deactivate;
		2260	$_->clear_links_to ($self) for values %cf::MAP;
1915	$self->clear;	2261	$self->clear;
1916
1917	$_->clear_links_to ($self) for values %cf::MAP;
1918		2262
1919	$self->unlink_save;	2263	$self->unlink_save;
1920	$self->destroy;	2264	$self->destroy;
1921	}	2265	}
1922		2266
1923	my $nuke_counter = "aaaa";	2267	my $nuke_counter = "aaaa";
1924		2268
1925	sub nuke {	2269	sub nuke {
1926	my ($self) = @_;	2270	my ($self) = @_;
1927		2271
		2272	{
		2273	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2274
1928	delete $cf::MAP{$self->path};	2275	delete $cf::MAP{$self->path};
1929		2276
1930	$self->unlink_save;	2277	$self->unlink_save;
1931		2278
1932	bless $self, "cf::map";	2279	bless $self, "cf::map";
1933	delete $self->{deny_reset};	2280	delete $self->{deny_reset};
1934	$self->{deny_save} = 1;	2281	$self->{deny_save} = 1;
1935	$self->reset_timeout (1);	2282	$self->reset_timeout (1);
1936	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2283	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
1937		2284
1938	$cf::MAP{$self->path} = $self;	2285	$cf::MAP{$self->path} = $self;
		2286	}
1939		2287
1940	$self->reset; # polite request, might not happen	2288	$self->reset; # polite request, might not happen
1941	}	2289	}
1942		2290
1943	=item $maps = cf::map::tmp_maps	2291	=item $maps = cf::map::tmp_maps
…		…
1985		2333
1986	sub unique_maps() {	2334	sub unique_maps() {
1987	[	2335	[
1988	map {	2336	map {
1989	utf8::decode $_;	2337	utf8::decode $_;
1990	/\.map$/	2338	s/\.map$//; # TODO future compatibility hack
		2339	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2340	? ()
1991	? normalise $_	2341	: normalise $_
1992	: ()
1993	} @{ aio_readdir $UNIQUEDIR or [] }	2342	} @{ aio_readdir $UNIQUEDIR or [] }
1994	]	2343	]
1995	}	2344	}
1996		2345
1997	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	}
1998		2377
1999	=back	2378	=back
2000		2379
2001	=head3 cf::object	2380	=head3 cf::object
2002		2381
…		…
2006		2385
2007	=over 4	2386	=over 4
2008		2387
2009	=item $ob->inv_recursive	2388	=item $ob->inv_recursive
2010		2389
2011	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.
2012		2392
2013	=cut	2393	=cut
2014		2394
2015	sub inv_recursive_;	2395	sub inv_recursive_;
2016	sub inv_recursive_ {	2396	sub inv_recursive_ {
…		…
2019		2399
2020	sub inv_recursive {	2400	sub inv_recursive {
2021	inv_recursive_ inv $_[0]	2401	inv_recursive_ inv $_[0]
2022	}	2402	}
2023		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
2024	package cf;	2432	package cf;
2025		2433
2026	=back	2434	=back
2027		2435
2028	=head3 cf::object::player	2436	=head3 cf::object::player
…		…
2034	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>
2035	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
2036	dialogue with the given NPC character.	2444	dialogue with the given NPC character.
2037		2445
2038	=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	};
2039		2461
2040	# rough implementation of a future "reply" method that works	2462	# rough implementation of a future "reply" method that works
2041	# with dialog boxes.	2463	# with dialog boxes.
2042	#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
2043	sub cf::object::player::reply($$$;$) {	2465	sub cf::object::player::reply($$$;$) {
…		…
2050		2472
2051	} else {	2473	} else {
2052	my $pl = $self->contr;	2474	my $pl = $self->contr;
2053		2475
2054	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2476	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2055	my $diag = $pl->{npc_dialog};	2477	my $dialog = $pl->{npc_dialog};
2056	$diag->{pl}->ext_reply (	2478	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2057	$diag->{id}, msgtype => "reply", msg => $msg, add_topics => []
2058	);
2059		2479
2060	} else {	2480	} else {
2061	$msg = $npc->name . " says: $msg" if $npc;	2481	$msg = $npc->name . " says: $msg" if $npc;
2062	$self->message ($msg, $flags);	2482	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2063	}	2483	}
2064	}	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 (@_);
2065	}	2495	}
2066		2496
2067	=item $player_object->may ("access")	2497	=item $player_object->may ("access")
2068		2498
2069	Returns wether the given player is authorized to access resource "access"	2499	Returns wether the given player is authorized to access resource "access"
…		…
2082		2512
2083	=item $player_object->enter_link	2513	=item $player_object->enter_link
2084		2514
2085	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}>).
2086		2516
2087	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.
2088	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.
2089		2521
2090	Will never block.	2522	Will never block.
2091		2523
2092	=item $player_object->leave_link ($map, $x, $y)	2524	=item $player_object->leave_link ($map, $x, $y)
2093		2525
…		…
2145	($x, $y) = (-1, -1)	2577	($x, $y) = (-1, -1)
2146	unless (defined $x) && (defined $y);	2578	unless (defined $x) && (defined $y);
2147		2579
2148	# use -1 or undef as default coordinates, not 0, 0	2580	# use -1 or undef as default coordinates, not 0, 0
2149	($x, $y) = ($map->enter_x, $map->enter_y)	2581	($x, $y) = ($map->enter_x, $map->enter_y)
2150	if $x <=0 && $y <= 0;	2582	if $x <= 0 && $y <= 0;
2151		2583
2152	$map->load;	2584	$map->load;
2153	$map->load_diag;	2585	$map->load_neighbours;
2154		2586
2155	return unless $self->contr->active;	2587	return unless $self->contr->active;
2156	$self->activate_recursive;
2157		2588
2158	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2589	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2159	$self->enter_map ($map, $x, $y);	2590	$self->enter_map ($map, $x, $y);
2160	}
2161		2591
		2592	# only activate afterwards, to support waiting in hooks
		2593	$self->activate_recursive;
		2594	}
		2595
2162	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2596	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2163		2597
2164	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
2165	her, loading and preparing them map, calling the provided $check callback	2599	her, loading and preparing them map, calling the provided $check callback
2166	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
2167	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 >>.
2168		2606
2169	=cut	2607	=cut
2170		2608
2171	our $GOTOGEN;	2609	our $GOTOGEN;
2172		2610
2173	sub cf::object::player::goto {	2611	sub cf::object::player::goto {
2174	my ($self, $path, $x, $y, $check) = @_;	2612	my ($self, $path, $x, $y, $check, $done) = @_;
2175		2613
2176	# 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
2177	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2615	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2178		2616
2179	$self->enter_link;	2617	$self->enter_link;
2180		2618
2181	(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
2182	my $map = eval {	2641	my $map = eval {
2183	my $map = cf::map::find $path;	2642	my $map = defined $path ? cf::map::find $path : undef;
2184		2643
2185	if ($map) {	2644	if ($map) {
2186	$map = $map->customise_for ($self);	2645	$map = $map->customise_for ($self);
2187	$map = $check->($map) if $check && $map;	2646	$map = $check->($map) if $check && $map;
2188	} else {	2647	} else {
2189	$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);
2190	}	2649	}
2191		2650
2192	$map	2651	$map
2193	};	2652	};
2194		2653
…		…
2199		2658
2200	if ($gen == $self->{_goto_generation}) {	2659	if ($gen == $self->{_goto_generation}) {
2201	delete $self->{_goto_generation};	2660	delete $self->{_goto_generation};
2202	$self->leave_link ($map, $x, $y);	2661	$self->leave_link ($map, $x, $y);
2203	}	2662	}
		2663
		2664	$done->() if $done;
2204	})->prio (1);	2665	})->prio (1);
2205	}	2666	}
2206		2667
2207	=item $player_object->enter_exit ($exit_object)	2668	=item $player_object->enter_exit ($exit_object)
2208		2669
…		…
2228	}	2689	}
2229		2690
2230	sub prepare_random_map {	2691	sub prepare_random_map {
2231	my ($exit) = @_;	2692	my ($exit) = @_;
2232		2693
2233	my $guard = cf::lock_acquire "exit_prepare:$exit";
2234
2235	# all this does is basically replace the /! path by	2694	# all this does is basically replace the /! path by
2236	# a new random map path (?random/...) with a seed	2695	# a new random map path (?random/...) with a seed
2237	# that depends on the exit object	2696	# that depends on the exit object
2238		2697
2239	my $rmp = parse_random_map_params $exit->msg;	2698	my $rmp = parse_random_map_params $exit->msg;
…		…
2241	if ($exit->map) {	2700	if ($exit->map) {
2242	$rmp->{region} = $exit->region->name;	2701	$rmp->{region} = $exit->region->name;
2243	$rmp->{origin_map} = $exit->map->path;	2702	$rmp->{origin_map} = $exit->map->path;
2244	$rmp->{origin_x} = $exit->x;	2703	$rmp->{origin_x} = $exit->x;
2245	$rmp->{origin_y} = $exit->y;	2704	$rmp->{origin_y} = $exit->y;
		2705
		2706	$exit->map->touch;
2246	}	2707	}
2247		2708
2248	$rmp->{random_seed} ||= $exit->random_seed;	2709	$rmp->{random_seed} ||= $exit->random_seed;
2249		2710
2250	my $data = cf::to_json $rmp;	2711	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2251	my $md5 = Digest::MD5::md5_hex $data;	2712	my $md5 = Digest::MD5::md5_hex $data;
2252	my $meta = "$RANDOMDIR/$md5.meta";	2713	my $meta = "$RANDOMDIR/$md5.meta";
2253		2714
2254	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2715	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2255	aio_write $fh, 0, (length $data), $data, 0;	2716	aio_write $fh, 0, (length $data), $data, 0;
2256	undef $fh;	2717	undef $fh;
2257	aio_rename "$meta~", $meta;	2718	aio_rename "$meta~", $meta;
2258		2719
		2720	my $slaying = "?random/$md5";
		2721
		2722	if ($exit->valid) {
2259	$exit->slaying ("?random/$md5");	2723	$exit->slaying ("?random/$md5");
2260	$exit->msg (undef);	2724	$exit->msg (undef);
		2725	}
2261	}	2726	}
2262	}	2727	}
2263		2728
2264	sub cf::object::player::enter_exit {	2729	sub cf::object::player::enter_exit {
2265	my ($self, $exit) = @_;	2730	my ($self, $exit) = @_;
2266		2731
2267	return unless $self->type == cf::PLAYER;	2732	return unless $self->type == cf::PLAYER;
2268		2733
2269	if ($exit->slaying eq "/!") {
2270	#TODO: this should de-fi-ni-te-ly not be a sync-job
2271	# the problem is that $exit might not survive long enough
2272	# so it needs to be done right now, right here
2273	cf::sync_job { prepare_random_map $exit };
2274	}
2275
2276	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2277	my $hp = $exit->stats->hp;
2278	my $sp = $exit->stats->sp;
2279
2280	$self->enter_link;	2734	$self->enter_link;
2281		2735
2282	(async {	2736	(async {
2283	$self->deactivate_recursive; # just to be sure	2737	$Coro::current->{desc} = "enter_exit";
		2738
2284	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
2285	$self->goto ($slaying, $hp, $sp);	2754	$self->goto ($map, $x, $y);
2286		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
2287	1;	2760	1
2288	}) {	2761	}) {
2289	$self->message ("Something went wrong deep within the crossfire server. "	2762	$self->message ("Something went wrong deep within the deliantra server. "
2290	. "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. "
2291	. "Please report this to the dungeon master!",	2764	. "Please report this to the dungeon master!",
2292	cf::NDI_UNIQUE | cf::NDI_RED);	2765	cf::NDI_UNIQUE | cf::NDI_RED);
2293		2766
2294	warn "ERROR in enter_exit: $@";	2767	warn "ERROR in enter_exit: $@";
…		…
2313		2786
2314	utf8::encode $text;	2787	utf8::encode $text;
2315	$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);
2316	}	2789	}
2317		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
		2816	=item $client->send_msg ($channel, $msg, $color, [extra...])
		2817
		2818	Send a drawinfo or msg packet to the client, formatting the msg for the
		2819	client if neccessary. C<$type> should be a string identifying the type of
		2820	the message, with C<log> being the default. If C<$color> is negative, suppress
		2821	the message unless the client supports the msg packet.
		2822
		2823	=cut
		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
		2939	sub cf::client::send_msg {
		2940	my ($self, $channel, $msg, $color, @extra) = @_;
		2941
		2942	$msg = $self->pl->expand_cfpod ($msg)
		2943	unless $color & cf::NDI_VERBATIM;
		2944
		2945	$color &= cf::NDI_CLIENT_MASK; # just in case...
		2946
		2947	# check predefined channels, for the benefit of C
		2948	if ($CHANNEL{$channel}) {
		2949	$channel = $CHANNEL{$channel};
		2950
		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);
		2959	}
		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
2318	=item $client->ext_event ($type, %msg)	2978	=item $client->ext_msg ($type, @msg)
2319		2979
2320	Sends an exti event to the client.	2980	Sends an ext event to the client.
2321		2981
2322	=cut	2982	=cut
2323		2983
2324	sub cf::client::ext_event($$%) {	2984	sub cf::client::ext_msg($$@) {
2325	my ($self, $type, %msg) = @_;	2985	my ($self, $type, @msg) = @_;
2326		2986
		2987	if ($self->extcmd == 2) {
		2988	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2989	} elsif ($self->extcmd == 1) { # TODO: remove
2327	$msg{msgtype} = "event_$type";	2990	push @msg, msgtype => "event_$type";
2328	$self->send_packet ("ext " . cf::to_json \%msg);	2991	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2992	}
		2993	}
		2994
		2995	=item $client->ext_reply ($msgid, @msg)
		2996
		2997	Sends an ext reply to the client.
		2998
		2999	=cut
		3000
		3001	sub cf::client::ext_reply($$@) {
		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	}
2329	}	3011	}
2330		3012
2331	=item $success = $client->query ($flags, "text", \&cb)	3013	=item $success = $client->query ($flags, "text", \&cb)
2332		3014
2333	Queues a query to the client, calling the given callback with	3015	Queues a query to the client, calling the given callback with
2334	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>,
2335	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>.
2336		3018
2337	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
2338	reliable at some point in the future.	3020	become reliable at some point in the future.
2339		3021
2340	=cut	3022	=cut
2341		3023
2342	sub cf::client::query {	3024	sub cf::client::query {
2343	my ($self, $flags, $text, $cb) = @_;	3025	my ($self, $flags, $text, $cb) = @_;
…		…
2351	utf8::encode $text;	3033	utf8::encode $text;
2352	push @{ $self->{query_queue} }, [(sprintf "query %d %s", $flags, $text), $cb];	3034	push @{ $self->{query_queue} }, [(sprintf "query %d %s", $flags, $text), $cb];
2353		3035
2354	$self->send_packet ($self->{query_queue}[0][0])	3036	$self->send_packet ($self->{query_queue}[0][0])
2355	if @{ $self->{query_queue} } == 1;	3037	if @{ $self->{query_queue} } == 1;
		3038
		3039	1
2356	}	3040	}
2357		3041
2358	cf::client->attach (	3042	cf::client->attach (
		3043	on_connect => sub {
		3044	my ($ns) = @_;
		3045
		3046	$ns->{json_coder} = JSON::XS->new->utf8->max_size (1e6)->convert_blessed;
		3047	},
2359	on_reply => sub {	3048	on_reply => sub {
2360	my ($ns, $msg) = @_;	3049	my ($ns, $msg) = @_;
2361		3050
2362	# this weird shuffling is so that direct followup queries	3051	# this weird shuffling is so that direct followup queries
2363	# get handled first	3052	# get handled first
…		…
2375	} else {	3064	} else {
2376	$ns->state (ST_PLAYING) if $ns->state == ST_CUSTOM;	3065	$ns->state (ST_PLAYING) if $ns->state == ST_CUSTOM;
2377	}	3066	}
2378	}	3067	}
2379	},	3068	},
		3069	on_exticmd => sub {
		3070	my ($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	},
2380	);	3095	);
2381		3096
2382	=item $client->async (\&cb)	3097	=item $client->async (\&cb)
2383		3098
2384	Create a new coroutine, running the specified callback. The coroutine will	3099	Create a new coroutine, running the specified callback. The coroutine will
…		…
2425	our $safe = new Safe "safe";	3140	our $safe = new Safe "safe";
2426	our $safe_hole = new Safe::Hole;	3141	our $safe_hole = new Safe::Hole;
2427		3142
2428	$SIG{FPE} = 'IGNORE';	3143	$SIG{FPE} = 'IGNORE';
2429		3144
2430	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3145	$safe->permit_only (Opcode::opset qw(
		3146	:base_core :base_mem :base_orig :base_math :base_loop
		3147	grepstart grepwhile mapstart mapwhile
		3148	sort time
		3149	));
2431		3150
2432	# here we export the classes and methods available to script code	3151	# here we export the classes and methods available to script code
2433		3152
2434	=pod	3153	=pod
2435		3154
2436	The following functions and methods are available within a safe environment:	3155	The following functions and methods are available within a safe environment:
2437		3156
2438	cf::object contr pay_amount pay_player map	3157	cf::object
		3158	contr pay_amount pay_player map x y force_find force_add destroy
		3159	insert remove name archname title slaying race decrease split
		3160	value
		3161
2439	cf::object::player player	3162	cf::object::player
2440	cf::player peaceful	3163	player
2441	cf::map trigger	3164
		3165	cf::player
		3166	peaceful
		3167
		3168	cf::map
		3169	trigger
2442		3170
2443	=cut	3171	=cut
2444		3172
2445	for (	3173	for (
2446	["cf::object" => qw(contr pay_amount pay_player map)],	3174	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
		3175	insert remove inv nrof name archname title slaying race
		3176	decrease split destroy change_exp value msg lore send_msg)],
2447	["cf::object::player" => qw(player)],	3177	["cf::object::player" => qw(player)],
2448	["cf::player" => qw(peaceful)],	3178	["cf::player" => qw(peaceful send_msg)],
2449	["cf::map" => qw(trigger)],	3179	["cf::map" => qw(trigger)],
2450	) {	3180	) {
2451	no strict 'refs';	3181	no strict 'refs';
2452	my ($pkg, @funs) = @$_;	3182	my ($pkg, @funs) = @$_;
2453	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3183	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2471		3201
2472	my $qcode = $code;	3202	my $qcode = $code;
2473	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3203	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2474	$qcode =~ s/\n/\\n/g;	3204	$qcode =~ s/\n/\\n/g;
2475		3205
		3206	%vars = (_dummy => 0) unless %vars;
		3207
		3208	my @res;
2476	local $_;	3209	local $_;
2477	local @safe::cf::_safe_eval_args = values %vars;
2478		3210
2479	my $eval =	3211	my $eval =
2480	"do {\n"	3212	"do {\n"
2481	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3213	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2482	. "#line 0 \"{$qcode}\"\n"	3214	. "#line 0 \"{$qcode}\"\n"
2483	. $code	3215	. $code
2484	. "\n}"	3216	. "\n}"
2485	;	3217	;
2486		3218
		3219	if ($CFG{safe_eval}) {
2487	sub_generation_inc;	3220	sub_generation_inc;
		3221	local @safe::cf::_safe_eval_args = values %vars;
2488	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3222	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2489	sub_generation_inc;	3223	sub_generation_inc;
		3224	} else {
		3225	local @cf::_safe_eval_args = values %vars;
		3226	@res = wantarray ? eval eval : scalar eval $eval;
		3227	}
2490		3228
2491	if ($@) {	3229	if ($@) {
2492	warn "$@";	3230	warn "$@";
2493	warn "while executing safe code '$code'\n";	3231	warn "while executing safe code '$code'\n";
2494	warn "with arguments " . (join " ", %vars) . "\n";	3232	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2513	=cut	3251	=cut
2514		3252
2515	sub register_script_function {	3253	sub register_script_function {
2516	my ($fun, $cb) = @_;	3254	my ($fun, $cb) = @_;
2517		3255
2518	no strict 'refs';	3256	$fun = "safe::$fun" if $CFG{safe_eval};
2519	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3257	*$fun = $safe_hole->wrap ($cb);
2520	}	3258	}
2521		3259
2522	=back	3260	=back
2523		3261
2524	=cut	3262	=cut
…		…
2526	#############################################################################	3264	#############################################################################
2527	# the server's init and main functions	3265	# the server's init and main functions
2528		3266
2529	sub load_facedata($) {	3267	sub load_facedata($) {
2530	my ($path) = @_;	3268	my ($path) = @_;
		3269
		3270	# HACK to clear player env face cache, we need some signal framework
		3271	# for this (global event?)
		3272	%ext::player_env::MUSIC_FACE_CACHE = ();
		3273
		3274	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2531		3275
2532	warn "loading facedata from $path\n";	3276	warn "loading facedata from $path\n";
2533		3277
2534	my $facedata;	3278	my $facedata;
2535	0 < aio_load $path, $facedata	3279	0 < aio_load $path, $facedata
…		…
2538	$facedata = Coro::Storable::thaw $facedata;	3282	$facedata = Coro::Storable::thaw $facedata;
2539		3283
2540	$facedata->{version} == 2	3284	$facedata->{version} == 2
2541	or cf::cleanup "$path: version mismatch, cannot proceed.";	3285	or cf::cleanup "$path: version mismatch, cannot proceed.";
2542		3286
		3287	# patch in the exptable
		3288	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
		3289	$facedata->{resource}{"res/exp_table"} = {
		3290	type => FT_RSRC,
		3291	data => $exp_table,
		3292	hash => (Digest::MD5::md5 $exp_table),
		3293	};
		3294	cf::cede_to_tick;
		3295
2543	{	3296	{
2544	my $faces = $facedata->{faceinfo};	3297	my $faces = $facedata->{faceinfo};
2545		3298
2546	while (my ($face, $info) = each %$faces) {	3299	while (my ($face, $info) = each %$faces) {
2547	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3300	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3301
2548	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3302	cf::face::set_visibility $idx, $info->{visibility};
		3303	cf::face::set_magicmap $idx, $info->{magicmap};
2549	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3304	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2550	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3305	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2551	Coro::cede;	3306
		3307	cf::cede_to_tick;
2552	}	3308	}
2553		3309
2554	while (my ($face, $info) = each %$faces) {	3310	while (my ($face, $info) = each %$faces) {
2555	next unless $info->{smooth};	3311	next unless $info->{smooth};
		3312
2556	my $idx = cf::face::find $face	3313	my $idx = cf::face::find $face
2557	or next;	3314	or next;
		3315
2558	if (my $smooth = cf::face::find $info->{smooth}) {	3316	if (my $smooth = cf::face::find $info->{smooth}) {
		3317	cf::face::set_smooth $idx, $smooth;
2559	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3318	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2560	} else {	3319	} else {
2561	warn "smooth face '$info->{smooth}' not found for face '$face'";	3320	warn "smooth face '$info->{smooth}' not found for face '$face'";
2562	}	3321	}
2563	Coro::cede;	3322
		3323	cf::cede_to_tick;
2564	}	3324	}
2565	}	3325	}
2566		3326
2567	{	3327	{
2568	my $anims = $facedata->{animinfo};	3328	my $anims = $facedata->{animinfo};
2569		3329
2570	while (my ($anim, $info) = each %$anims) {	3330	while (my ($anim, $info) = each %$anims) {
2571	cf::anim::set $anim, $info->{frames}, $info->{facings};	3331	cf::anim::set $anim, $info->{frames}, $info->{facings};
2572	Coro::cede;	3332	cf::cede_to_tick;
2573	}	3333	}
2574		3334
2575	cf::anim::invalidate_all; # d'oh	3335	cf::anim::invalidate_all; # d'oh
2576	}	3336	}
2577		3337
		3338	{
		3339	my $res = $facedata->{resource};
		3340
		3341	while (my ($name, $info) = each %$res) {
		3342	if (defined $info->{type}) {
		3343	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3344
		3345	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
		3346	cf::face::set_type $idx, $info->{type};
		3347	} else {
		3348	$RESOURCE{$name} = $info;
		3349	}
		3350
		3351	cf::cede_to_tick;
		3352	}
		3353	}
		3354
		3355	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3356
2578	1	3357	1
2579	}	3358	}
2580		3359
		3360	cf::global->attach (on_resource_update => sub {
		3361	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3362	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3363
		3364	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3365	my $sound = $soundconf->{compat}[$_]
		3366	or next;
		3367
		3368	my $face = cf::face::find "sound/$sound->[1]";
		3369	cf::sound::set $sound->[0] => $face;
		3370	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3371	}
		3372
		3373	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3374	my $face = cf::face::find "sound/$v";
		3375	cf::sound::set $k => $face;
		3376	}
		3377	}
		3378	});
		3379
		3380	register_exticmd fx_want => sub {
		3381	my ($ns, $want) = @_;
		3382
		3383	while (my ($k, $v) = each %$want) {
		3384	$ns->fx_want ($k, $v);
		3385	}
		3386	};
		3387
		3388	sub load_resource_file($) {
		3389	my $guard = lock_acquire "load_resource_file";
		3390
		3391	my $status = load_resource_file_ $_[0];
		3392	get_slot 0.1, 100;
		3393	cf::arch::commit_load;
		3394
		3395	$status
		3396	}
		3397
2581	sub reload_regions {	3398	sub reload_regions {
		3399	# HACK to clear player env face cache, we need some signal framework
		3400	# for this (global event?)
		3401	%ext::player_env::MUSIC_FACE_CACHE = ();
		3402
2582	load_resource_file "$MAPDIR/regions"	3403	load_resource_file "$MAPDIR/regions"
2583	or die "unable to load regions file\n";	3404	or die "unable to load regions file\n";
		3405
		3406	for (cf::region::list) {
		3407	$_->{match} = qr/$_->{match}/
		3408	if exists $_->{match};
		3409	}
2584	}	3410	}
2585		3411
2586	sub reload_facedata {	3412	sub reload_facedata {
2587	load_facedata "$DATADIR/facedata"	3413	load_facedata "$DATADIR/facedata"
2588	or die "unable to load facedata\n";	3414	or die "unable to load facedata\n";
…		…
2599	}	3425	}
2600		3426
2601	sub reload_resources {	3427	sub reload_resources {
2602	warn "reloading resource files...\n";	3428	warn "reloading resource files...\n";
2603		3429
		3430	reload_facedata;
		3431	reload_archetypes;
2604	reload_regions;	3432	reload_regions;
2605	reload_facedata;
2606	#reload_archetypes;#d#
2607	reload_archetypes;
2608	reload_treasures;	3433	reload_treasures;
2609		3434
2610	warn "finished reloading resource files\n";	3435	warn "finished reloading resource files\n";
2611	}	3436	}
2612		3437
2613	sub init {	3438	sub reload_config {
2614	reload_resources;	3439	warn "reloading config file...\n";
2615	}
2616		3440
2617	sub cfg_load {
2618	open my $fh, "<:utf8", "$CONFDIR/config"	3441	open my $fh, "<:utf8", "$CONFDIR/config"
2619	or return;	3442	or return;
2620		3443
2621	local $/;	3444	local $/;
2622	*CFG = YAML::Syck::Load <$fh>;	3445	*CFG = YAML::XS::Load scalar <$fh>;
2623		3446
2624	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3447	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2625		3448
2626	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3449	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2627	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3450	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2631	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3454	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2632	and die "WARNING: m(un)lockall failed: $!\n";	3455	and die "WARNING: m(un)lockall failed: $!\n";
2633	};	3456	};
2634	warn $@ if $@;	3457	warn $@ if $@;
2635	}	3458	}
		3459
		3460	warn "finished reloading resource files\n";
		3461	}
		3462
		3463	sub pidfile() {
		3464	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3465	or die "$PIDFILE: $!";
		3466	flock $fh, &Fcntl::LOCK_EX
		3467	or die "$PIDFILE: flock: $!";
		3468	$fh
		3469	}
		3470
		3471	# make sure only one server instance is running at any one time
		3472	sub atomic {
		3473	my $fh = pidfile;
		3474
		3475	my $pid = <$fh>;
		3476	kill 9, $pid if $pid > 0;
		3477
		3478	seek $fh, 0, 0;
		3479	print $fh $$;
		3480	}
		3481
		3482	sub main_loop {
		3483	warn "EV::loop starting\n";
		3484	if (1) {
		3485	EV::loop;
		3486	}
		3487	warn "EV::loop returned\n";
		3488	goto &main_loop unless $REALLY_UNLOOP;
2636	}	3489	}
2637		3490
2638	sub main {	3491	sub main {
		3492	cf::init_globals; # initialise logging
		3493
		3494	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3495	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3496	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3497	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3498
		3499	cf::init_experience;
		3500	cf::init_anim;
		3501	cf::init_attackmess;
		3502	cf::init_dynamic;
		3503
		3504	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3505
2639	# we must not ever block the main coroutine	3506	# we must not ever block the main coroutine
2640	local $Coro::idle = sub {	3507	local $Coro::idle = sub {
2641	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3508	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2642	(async {	3509	(async {
2643	Event::one_event;	3510	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3511	EV::loop EV::LOOP_ONESHOT;
2644	})->prio (Coro::PRIO_MAX);	3512	})->prio (Coro::PRIO_MAX);
2645	};	3513	};
2646		3514
2647	cfg_load;	3515	evthread_start IO::AIO::poll_fileno;
		3516
		3517	cf::sync_job {
		3518	cf::load_settings;
		3519	cf::load_materials;
		3520
		3521	reload_resources;
		3522	reload_config;
2648	db_init;	3523	db_init;
		3524
		3525	cf::init_uuid;
		3526	cf::init_signals;
		3527	cf::init_commands;
		3528	cf::init_skills;
		3529
		3530	cf::init_beforeplay;
		3531
		3532	atomic;
		3533
2649	load_extensions;	3534	load_extensions;
2650		3535
2651	$TICK_WATCHER->start;	3536	utime time, time, $RUNTIMEFILE;
2652	Event::loop;	3537
		3538	# no (long-running) fork's whatsoever before this point(!)
		3539	use POSIX ();
		3540	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3541
		3542	(pop @POST_INIT)->(0) while @POST_INIT;
		3543	};
		3544
		3545	main_loop;
2653	}	3546	}
2654		3547
2655	#############################################################################	3548	#############################################################################
2656	# initialisation and cleanup	3549	# initialisation and cleanup
2657		3550
2658	# install some emergency cleanup handlers	3551	# install some emergency cleanup handlers
2659	BEGIN {	3552	BEGIN {
		3553	our %SIGWATCHER = ();
2660	for my $signal (qw(INT HUP TERM)) {	3554	for my $signal (qw(INT HUP TERM)) {
2661	Event->signal (	3555	$SIGWATCHER{$signal} = EV::signal $signal, sub {
2662	reentrant => 0,
2663	data => WF_AUTOCANCEL,
2664	signal => $signal,
2665	prio => 0,
2666	cb => sub {
2667	cf::cleanup "SIG$signal";	3556	cf::cleanup "SIG$signal";
2668	},
2669	);	3557	};
2670	}	3558	}
2671	}	3559	}
2672		3560
2673	sub write_runtime {	3561	sub write_runtime_sync {
2674	my $runtime = "$LOCALDIR/runtime";
2675
2676	# first touch the runtime file to show we are still running:	3562	# first touch the runtime file to show we are still running:
2677	# the fsync below can take a very very long time.	3563	# the fsync below can take a very very long time.
2678		3564
2679	IO::AIO::aio_utime $runtime, undef, undef;	3565	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2680		3566
2681	my $guard = cf::lock_acquire "write_runtime";	3567	my $guard = cf::lock_acquire "write_runtime";
2682		3568
2683	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3569	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
2684	or return;	3570	or return;
2685		3571
2686	my $value = $cf::RUNTIME + 90 + 10;	3572	my $value = $cf::RUNTIME + 90 + 10;
2687	# 10 is the runtime save interval, for a monotonic clock	3573	# 10 is the runtime save interval, for a monotonic clock
2688	# 60 allows for the watchdog to kill the server.	3574	# 60 allows for the watchdog to kill the server.
…		…
2698	aio_utime $fh, undef, undef;	3584	aio_utime $fh, undef, undef;
2699		3585
2700	close $fh	3586	close $fh
2701	or return;	3587	or return;
2702		3588
2703	aio_rename "$runtime~", $runtime	3589	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2704	and return;	3590	and return;
2705		3591
2706	warn "runtime file written.\n";	3592	warn "runtime file written.\n";
2707		3593
2708	1	3594	1
		3595	}
		3596
		3597	our $uuid_lock;
		3598	our $uuid_skip;
		3599
		3600	sub write_uuid_sync($) {
		3601	$uuid_skip ||= $_[0];
		3602
		3603	return if $uuid_lock;
		3604	local $uuid_lock = 1;
		3605
		3606	my $uuid = "$LOCALDIR/uuid";
		3607
		3608	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3609	or return;
		3610
		3611	my $value = uuid_seq uuid_cur;
		3612
		3613	unless ($value) {
		3614	warn "cowardly refusing to write zero uuid value!\n";
		3615	return;
		3616	}
		3617
		3618	my $value = uuid_str $value + $uuid_skip;
		3619	$uuid_skip = 0;
		3620
		3621	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3622	and return;
		3623
		3624	# always fsync - this file is important
		3625	aio_fsync $fh
		3626	and return;
		3627
		3628	close $fh
		3629	or return;
		3630
		3631	aio_rename "$uuid~", $uuid
		3632	and return;
		3633
		3634	warn "uuid file written ($value).\n";
		3635
		3636	1
		3637
		3638	}
		3639
		3640	sub write_uuid($$) {
		3641	my ($skip, $sync) = @_;
		3642
		3643	$sync ? write_uuid_sync $skip
		3644	: async { write_uuid_sync $skip };
2709	}	3645	}
2710		3646
2711	sub emergency_save() {	3647	sub emergency_save() {
2712	my $freeze_guard = cf::freeze_mainloop;	3648	my $freeze_guard = cf::freeze_mainloop;
2713		3649
2714	warn "enter emergency perl save\n";	3650	warn "emergency_perl_save: enter\n";
2715		3651
2716	cf::sync_job {	3652	cf::sync_job {
		3653	# this is a trade-off: we want to be very quick here, so
		3654	# save all maps without fsync, and later call a global sync
		3655	# (which in turn might be very very slow)
		3656	local $USE_FSYNC = 0;
		3657
2717	# use a peculiar iteration method to avoid tripping on perl	3658	# use a peculiar iteration method to avoid tripping on perl
2718	# refcount bugs in for. also avoids problems with players	3659	# refcount bugs in for. also avoids problems with players
2719	# and maps saved/destroyed asynchronously.	3660	# and maps saved/destroyed asynchronously.
2720	warn "begin emergency player save\n";	3661	warn "emergency_perl_save: begin player save\n";
2721	for my $login (keys %cf::PLAYER) {	3662	for my $login (keys %cf::PLAYER) {
2722	my $pl = $cf::PLAYER{$login} or next;	3663	my $pl = $cf::PLAYER{$login} or next;
2723	$pl->valid or next;	3664	$pl->valid or next;
		3665	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2724	$pl->save;	3666	$pl->save;
2725	}	3667	}
2726	warn "end emergency player save\n";	3668	warn "emergency_perl_save: end player save\n";
2727		3669
2728	warn "begin emergency map save\n";	3670	warn "emergency_perl_save: begin map save\n";
2729	for my $path (keys %cf::MAP) {	3671	for my $path (keys %cf::MAP) {
2730	my $map = $cf::MAP{$path} or next;	3672	my $map = $cf::MAP{$path} or next;
2731	$map->valid or next;	3673	$map->valid or next;
2732	$map->save;	3674	$map->save;
2733	}	3675	}
2734	warn "end emergency map save\n";	3676	warn "emergency_perl_save: end map save\n";
2735		3677
2736	warn "begin emergency database checkpoint\n";	3678	warn "emergency_perl_save: begin database checkpoint\n";
2737	BDB::db_env_txn_checkpoint $DB_ENV;	3679	BDB::db_env_txn_checkpoint $DB_ENV;
2738	warn "end emergency database checkpoint\n";	3680	warn "emergency_perl_save: end database checkpoint\n";
		3681
		3682	warn "emergency_perl_save: begin write uuid\n";
		3683	write_uuid_sync 1;
		3684	warn "emergency_perl_save: end write uuid\n";
2739	};	3685	};
2740		3686
		3687	warn "emergency_perl_save: starting sync()\n";
		3688	IO::AIO::aio_sync sub {
		3689	warn "emergency_perl_save: finished sync()\n";
		3690	};
		3691
2741	warn "leave emergency perl save\n";	3692	warn "emergency_perl_save: leave\n";
2742	}	3693	}
2743		3694
2744	sub post_cleanup {	3695	sub post_cleanup {
2745	my ($make_core) = @_;	3696	my ($make_core) = @_;
2746		3697
2747	warn Carp::longmess "post_cleanup backtrace"	3698	warn Carp::longmess "post_cleanup backtrace"
2748	if $make_core;	3699	if $make_core;
		3700
		3701	my $fh = pidfile;
		3702	unlink $PIDFILE if <$fh> == $$;
		3703	}
		3704
		3705	# a safer delete_package, copied from Symbol
		3706	sub clear_package($) {
		3707	my $pkg = shift;
		3708
		3709	# expand to full symbol table name if needed
		3710	unless ($pkg =~ /^main::.*::$/) {
		3711	$pkg = "main$pkg" if $pkg =~ /^::/;
		3712	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3713	$pkg .= '::' unless $pkg =~ /::$/;
		3714	}
		3715
		3716	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3717	my $stem_symtab = *{$stem}{HASH};
		3718
		3719	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3720	or return;
		3721
		3722	# clear all symbols
		3723	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3724	for my $name (keys %$leaf_symtab) {
		3725	_gv_clear *{"$pkg$name"};
		3726	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3727	}
		3728	warn "cleared package $pkg\n";#d#
2749	}	3729	}
2750		3730
2751	sub do_reload_perl() {	3731	sub do_reload_perl() {
2752	# can/must only be called in main	3732	# can/must only be called in main
2753	if ($Coro::current != $Coro::main) {	3733	if ($Coro::current != $Coro::main) {
2754	warn "can only reload from main coroutine";	3734	warn "can only reload from main coroutine";
2755	return;	3735	return;
2756	}	3736	}
2757		3737
		3738	return if $RELOAD++;
		3739
		3740	my $t1 = EV::time;
		3741
		3742	while ($RELOAD) {
2758	warn "reloading...";	3743	warn "reloading...";
2759		3744
2760	warn "entering sync_job";	3745	warn "entering sync_job";
2761		3746
2762	cf::sync_job {	3747	cf::sync_job {
2763	cf::write_runtime; # external watchdog should not bark	3748	cf::write_runtime_sync; # external watchdog should not bark
2764	cf::emergency_save;	3749	cf::emergency_save;
2765	cf::write_runtime; # external watchdog should not bark	3750	cf::write_runtime_sync; # external watchdog should not bark
2766		3751
2767	warn "syncing database to disk";	3752	warn "syncing database to disk";
2768	BDB::db_env_txn_checkpoint $DB_ENV;	3753	BDB::db_env_txn_checkpoint $DB_ENV;
2769		3754
2770	# if anything goes wrong in here, we should simply crash as we already saved	3755	# if anything goes wrong in here, we should simply crash as we already saved
2771		3756
2772	warn "cancelling all WF_AUTOCANCEL watchers";
2773	for (Event::all_watchers) {
2774	$_->cancel if $_->data & WF_AUTOCANCEL;
2775	}
2776
2777	warn "flushing outstanding aio requests";	3757	warn "flushing outstanding aio requests";
2778	for (;;) {
2779	BDB::flush;
2780	IO::AIO::flush;
2781	Coro::cede;
2782	last unless IO::AIO::nreqs || BDB::nreqs;	3758	while (IO::AIO::nreqs || BDB::nreqs) {
2783	warn "iterate...";	3759	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
2784	}
2785
2786	++$RELOAD;
2787
2788	warn "cancelling all extension coros";
2789	$_->cancel for values %EXT_CORO;
2790	%EXT_CORO = ();
2791
2792	warn "removing commands";
2793	%COMMAND = ();
2794
2795	warn "removing ext commands";
2796	%EXTCMD = ();
2797
2798	warn "unloading/nuking all extensions";
2799	for my $pkg (@EXTS) {
2800	warn "... unloading $pkg";
2801
2802	if (my $cb = $pkg->can ("unload")) {
2803	eval {
2804	$cb->($pkg);
2805	1
2806	} or warn "$pkg unloaded, but with errors: $@";
2807	}	3760	}
2808		3761
2809	warn "... nuking $pkg";	3762	warn "cancelling all extension coros";
2810	Symbol::delete_package $pkg;	3763	$_->cancel for values %EXT_CORO;
2811	}	3764	%EXT_CORO = ();
2812		3765
2813	warn "unloading all perl modules loaded from $LIBDIR";	3766	warn "removing commands";
2814	while (my ($k, $v) = each %INC) {	3767	%COMMAND = ();
2815	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2816		3768
		3769	warn "removing ext/exti commands";
		3770	%EXTCMD = ();
		3771	%EXTICMD = ();
		3772
		3773	warn "unloading/nuking all extensions";
		3774	for my $pkg (@EXTS) {
2817	warn "... unloading $k";	3775	warn "... unloading $pkg";
2818	delete $INC{$k};
2819		3776
2820	$k =~ s/\.pm$//;
2821	$k =~ s/\//::/g;
2822
2823	if (my $cb = $k->can ("unload_module")) {	3777	if (my $cb = $pkg->can ("unload")) {
		3778	eval {
2824	$cb->();	3779	$cb->($pkg);
		3780	1
		3781	} or warn "$pkg unloaded, but with errors: $@";
		3782	}
		3783
		3784	warn "... clearing $pkg";
		3785	clear_package $pkg;
2825	}	3786	}
2826		3787
2827	Symbol::delete_package $k;	3788	warn "unloading all perl modules loaded from $LIBDIR";
		3789	while (my ($k, $v) = each %INC) {
		3790	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3791
		3792	warn "... unloading $k";
		3793	delete $INC{$k};
		3794
		3795	$k =~ s/\.pm$//;
		3796	$k =~ s/\//::/g;
		3797
		3798	if (my $cb = $k->can ("unload_module")) {
		3799	$cb->();
		3800	}
		3801
		3802	clear_package $k;
2828	}	3803	}
2829		3804
2830	warn "getting rid of safe::, as good as possible";	3805	warn "getting rid of safe::, as good as possible";
2831	Symbol::delete_package "safe::$_"	3806	clear_package "safe::$_"
2832	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3807	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2833		3808
2834	warn "unloading cf.pm \"a bit\"";	3809	warn "unloading cf.pm \"a bit\"";
2835	delete $INC{"cf.pm"};	3810	delete $INC{"cf.pm"};
2836	delete $INC{"cf/pod.pm"};	3811	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
2837		3812
2838	# don't, removes xs symbols, too,	3813	# don't, removes xs symbols, too,
2839	# and global variables created in xs	3814	# and global variables created in xs
2840	#Symbol::delete_package __PACKAGE__;	3815	#clear_package __PACKAGE__;
2841		3816
2842	warn "unload completed, starting to reload now";	3817	warn "unload completed, starting to reload now";
2843		3818
2844	warn "reloading cf.pm";	3819	warn "reloading cf.pm";
2845	require cf;	3820	require cf;
2846	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3821	cf::_connect_to_perl_1;
2847		3822
2848	warn "loading config and database again";	3823	warn "loading config and database again";
2849	cf::cfg_load;	3824	cf::reload_config;
2850		3825
2851	warn "loading extensions";	3826	warn "loading extensions";
2852	cf::load_extensions;	3827	cf::load_extensions;
2853		3828
		3829	if ($REATTACH_ON_RELOAD) {
2854	warn "reattaching attachments to objects/players";	3830	warn "reattaching attachments to objects/players";
2855	_global_reattach; # objects, sockets	3831	_global_reattach; # objects, sockets
2856	warn "reattaching attachments to maps";	3832	warn "reattaching attachments to maps";
2857	reattach $_ for values %MAP;	3833	reattach $_ for values %MAP;
2858	warn "reattaching attachments to players";	3834	warn "reattaching attachments to players";
2859	reattach $_ for values %PLAYER;	3835	reattach $_ for values %PLAYER;
		3836	}
2860		3837
		3838	warn "running post_init jobs";
		3839	(pop @POST_INIT)->(1) while @POST_INIT;
		3840
2861	warn "leaving sync_job";	3841	warn "leaving sync_job";
2862		3842
2863	1	3843	1
2864	} or do {	3844	} or do {
2865	warn $@;	3845	warn $@;
2866	warn "error while reloading, exiting.";	3846	cf::cleanup "error while reloading, exiting.";
2867	exit 1;
2868	};	3847	};
2869		3848
2870	warn "reloaded";	3849	warn "reloaded";
		3850	--$RELOAD;
		3851	}
		3852
		3853	$t1 = EV::time - $t1;
		3854	warn "reload completed in ${t1}s\n";
2871	};	3855	};
2872		3856
2873	our $RELOAD_WATCHER; # used only during reload	3857	our $RELOAD_WATCHER; # used only during reload
2874		3858
2875	sub reload_perl() {	3859	sub reload_perl() {
2876	# doing reload synchronously and two reloads happen back-to-back,	3860	# doing reload synchronously and two reloads happen back-to-back,
2877	# coro crashes during coro_state_free->destroy here.	3861	# coro crashes during coro_state_free->destroy here.
2878		3862
2879	$RELOAD_WATCHER ||= Event->timer (	3863	$RELOAD_WATCHER ||= cf::async {
2880	reentrant => 0,	3864	Coro::AIO::aio_wait cache_extensions;
2881	after => 0,	3865
2882	data => WF_AUTOCANCEL,	3866	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
2883	cb => sub {
2884	do_reload_perl;	3867	do_reload_perl;
2885	undef $RELOAD_WATCHER;	3868	undef $RELOAD_WATCHER;
2886	},	3869	};
2887	);	3870	};
2888	}	3871	}
2889		3872
2890	register_command "reload" => sub {	3873	register_command "reload" => sub {
2891	my ($who, $arg) = @_;	3874	my ($who, $arg) = @_;
2892		3875
2893	if ($who->flag (FLAG_WIZ)) {	3876	if ($who->flag (FLAG_WIZ)) {
2894	$who->message ("reloading server.");	3877	$who->message ("reloading server.");
		3878	async {
		3879	$Coro::current->{desc} = "perl_reload";
2895	async { reload_perl };	3880	reload_perl;
		3881	};
2896	}	3882	}
2897	};	3883	};
2898		3884
2899	unshift @INC, $LIBDIR;	3885	unshift @INC, $LIBDIR;
2900		3886
…		…
2902		3888
2903	our @WAIT_FOR_TICK;	3889	our @WAIT_FOR_TICK;
2904	our @WAIT_FOR_TICK_BEGIN;	3890	our @WAIT_FOR_TICK_BEGIN;
2905		3891
2906	sub wait_for_tick {	3892	sub wait_for_tick {
2907	return unless $TICK_WATCHER->is_active;
2908	return if $Coro::current == $Coro::main;	3893	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
2909		3894
2910	my $signal = new Coro::Signal;	3895	my $signal = new Coro::Signal;
2911	push @WAIT_FOR_TICK, $signal;	3896	push @WAIT_FOR_TICK, $signal;
2912	$signal->wait;	3897	$signal->wait;
2913	}	3898	}
2914		3899
2915	sub wait_for_tick_begin {	3900	sub wait_for_tick_begin {
2916	return unless $TICK_WATCHER->is_active;
2917	return if $Coro::current == $Coro::main;	3901	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
2918		3902
2919	my $signal = new Coro::Signal;	3903	my $signal = new Coro::Signal;
2920	push @WAIT_FOR_TICK_BEGIN, $signal;	3904	push @WAIT_FOR_TICK_BEGIN, $signal;
2921	$signal->wait;	3905	$signal->wait;
2922	}	3906	}
2923		3907
2924	my $min = 1e6;#d#	3908	sub tick {
2925	my $avg = 10;
2926	$TICK_WATCHER = Event->timer (
2927	reentrant => 0,
2928	parked => 1,
2929	prio => 0,
2930	at => $NEXT_TICK || $TICK,
2931	data => WF_AUTOCANCEL,
2932	cb => sub {
2933	if ($Coro::current != $Coro::main) {	3909	if ($Coro::current != $Coro::main) {
2934	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3910	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
2935	unless ++$bug_warning > 10;	3911	unless ++$bug_warning > 10;
2936	return;	3912	return;
2937	}	3913	}
2938		3914
2939	$NOW = $tick_start = Event::time;
2940
2941	cf::server_tick; # one server iteration	3915	cf::server_tick; # one server iteration
2942		3916
2943	0 && sync_job {#d#	3917	if ($NOW >= $NEXT_RUNTIME_WRITE) {
2944	for(1..10) {	3918	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
2945	my $t = Event::time;	3919	Coro::async_pool {
2946	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3920	$Coro::current->{desc} = "runtime saver";
2947	or die;	3921	write_runtime_sync
2948		3922	or warn "ERROR: unable to write runtime file: $!";
2949	$map->width (50);
2950	$map->height (50);
2951	$map->alloc;
2952	$map->_load_objects ("/tmp/x.map", 1);
2953	my $t = Event::time - $t;
2954
2955	#next unless $t < 0.0013;#d#
2956	if ($t < $min) {
2957	$min = $t;
2958	}
2959	$avg = $avg * 0.99 + $t * 0.01;
2960	}
2961	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
2962	exit 0;
2963	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
2964	};	3923	};
		3924	}
2965		3925
2966	$RUNTIME += $TICK;
2967	$NEXT_TICK += $TICK;
2968
2969	if ($NOW >= $NEXT_RUNTIME_WRITE) {
2970	$NEXT_RUNTIME_WRITE = $NOW + 10;
2971	Coro::async_pool {
2972	write_runtime
2973	or warn "ERROR: unable to write runtime file: $!";
2974	};
2975	}
2976
2977	# my $AFTER = Event::time;
2978	# warn $AFTER - $NOW;#d#
2979
2980	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3926	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
2981	$sig->send;	3927	$sig->send;
2982	}	3928	}
2983	while (my $sig = shift @WAIT_FOR_TICK) {	3929	while (my $sig = shift @WAIT_FOR_TICK) {
2984	$sig->send;	3930	$sig->send;
2985	}	3931	}
2986		3932
2987	$NOW = Event::time;	3933	$LOAD = ($NOW - $TICK_START) / $TICK;
2988
2989	# if we are delayed by four ticks or more, skip them all
2990	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
2991
2992	$TICK_WATCHER->at ($NEXT_TICK);
2993	$TICK_WATCHER->start;
2994
2995	$LOAD = ($NOW - $tick_start) / $TICK;
2996	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3934	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
2997		3935
2998	_post_tick;	3936	if (0) {
2999		3937	if ($NEXT_TICK) {
3000		3938	my $jitter = $TICK_START - $NEXT_TICK;
		3939	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3940	warn "jitter $JITTER\n";#d#
		3941	}
3001	},	3942	}
3002	);	3943	}
3003		3944
3004	{	3945	{
3005	BDB::max_poll_time $TICK * 0.1;	3946	# configure BDB
3006	$BDB_POLL_WATCHER = Event->io (	3947
3007	reentrant => 0,
3008	fd => BDB::poll_fileno,
3009	poll => 'r',
3010	prio => 0,
3011	data => WF_AUTOCANCEL,
3012	cb => \&BDB::poll_cb,
3013	);
3014	BDB::min_parallel 8;	3948	BDB::min_parallel 8;
3015		3949	BDB::max_poll_reqs $TICK * 0.1;
3016	BDB::set_sync_prepare {	3950	$AnyEvent::BDB::WATCHER->priority (1);
3017	my $status;
3018	my $current = $Coro::current;
3019	(
3020	sub {
3021	$status = $!;
3022	$current->ready; undef $current;
3023	},
3024	sub {
3025	Coro::schedule while defined $current;
3026	$! = $status;
3027	},
3028	)
3029	};
3030		3951
3031	unless ($DB_ENV) {	3952	unless ($DB_ENV) {
3032	$DB_ENV = BDB::db_env_create;	3953	$DB_ENV = BDB::db_env_create;
		3954	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3955	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3956	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3957	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3958	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3033		3959
3034	cf::sync_job {	3960	cf::sync_job {
3035	eval {	3961	eval {
3036	BDB::db_env_open	3962	BDB::db_env_open
3037	$DB_ENV,	3963	$DB_ENV,
…		…
3039	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3965	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3040	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3966	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3041	0666;	3967	0666;
3042		3968
3043	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3969	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3044
3045	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3046	$DB_ENV->set_lk_detect;
3047	};	3970	};
3048		3971
3049	cf::cleanup "db_env_open(db): $@" if $@;	3972	cf::cleanup "db_env_open(db): $@" if $@;
3050	};	3973	};
3051	}	3974	}
		3975
		3976	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3977	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3978	};
		3979	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3980	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3981	};
		3982	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3983	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3984	};
3052	}	3985	}
3053		3986
3054	{	3987	{
		3988	# configure IO::AIO
		3989
3055	IO::AIO::min_parallel 8;	3990	IO::AIO::min_parallel 8;
3056
3057	undef $Coro::AIO::WATCHER;
3058	IO::AIO::max_poll_time $TICK * 0.1;	3991	IO::AIO::max_poll_time $TICK * 0.1;
3059	$AIO_POLL_WATCHER = Event->io (	3992	undef $AnyEvent::AIO::WATCHER;
3060	reentrant => 0,
3061	data => WF_AUTOCANCEL,
3062	fd => IO::AIO::poll_fileno,
3063	poll => 'r',
3064	prio => 6,
3065	cb => \&IO::AIO::poll_cb,
3066	);
3067	}	3993	}
3068		3994
3069	my $_log_backtrace;	3995	my $_log_backtrace;
3070		3996
3071	sub _log_backtrace {	3997	sub _log_backtrace {
…		…
3074	$msg =~ s/\n//;	4000	$msg =~ s/\n//;
3075		4001
3076	# limit the # of concurrent backtraces	4002	# limit the # of concurrent backtraces
3077	if ($_log_backtrace < 2) {	4003	if ($_log_backtrace < 2) {
3078	++$_log_backtrace;	4004	++$_log_backtrace;
		4005	my $perl_bt = Carp::longmess $msg;
3079	async {	4006	async {
		4007	$Coro::current->{desc} = "abt $msg";
		4008
3080	my @bt = fork_call {	4009	my @bt = fork_call {
3081	@addr = map { sprintf "%x", $_ } @addr;	4010	@addr = map { sprintf "%x", $_ } @addr;
3082	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4011	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3083	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4012	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3084	or die "addr2line: $!";	4013	or die "addr2line: $!";
…		…
3092	}	4021	}
3093		4022
3094	@funcs	4023	@funcs
3095	};	4024	};
3096		4025
3097	LOG llevInfo, "[ABT] $msg\n";	4026	LOG llevInfo, "[ABT] $perl_bt\n";
		4027	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3098	LOG llevInfo, "[ABT] $_\n" for @bt;	4028	LOG llevInfo, "[ABT] $_\n" for @bt;
3099	--$_log_backtrace;	4029	--$_log_backtrace;
3100	};	4030	};
3101	} else {	4031	} else {
3102	LOG llevInfo, "[ABT] $msg\n";	4032	LOG llevInfo, "[ABT] $msg\n";
3103	LOG llevInfo, "[ABT] [suppressed]\n";	4033	LOG llevInfo, "[ABT] [suppressed]\n";
3104	}	4034	}
3105	}	4035	}
3106		4036
3107	# load additional modules	4037	# load additional modules
3108	use cf::pod;	4038	require "cf/$_.pm" for @EXTRA_MODULES;
		4039	cf::_connect_to_perl_2;
3109		4040
3110	END { cf::emergency_save }	4041	END { cf::emergency_save }
3111		4042
3112	1	4043	1
3113		4044

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