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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.281 by root, Sat Jun 16 23:22:59 2007 UTC vs.
Revision 1.503 by root, Sat Jan 30 23:46:39 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($$) {
		406	my ($interval, $cb) = @_;
		407
		408	my $start = rand List::Util::min 180, $interval;
		409
		410	EV::periodic $start, $interval, 0, $cb
		411	}
		412
		413	=item cf::get_slot $time[, $priority[, $name]]
		414
		415	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		416	This call blocks and returns only when you have at least C<$time> seconds
		417	of cpu time till the next tick. The slot is only valid till the next cede.
		418
		419	The optional C<$name> can be used to identify the job to run. It might be
		420	used for statistical purposes and should identify the same time-class.
		421
		422	Useful for short background jobs.
		423
		424	=cut
		425
		426	our @SLOT_QUEUE;
		427	our $SLOT_QUEUE;
		428	our $SLOT_DECAY = 0.9;
		429
		430	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		431	$SLOT_QUEUE = Coro::async {
		432	$Coro::current->desc ("timeslot manager");
		433
		434	my $signal = new Coro::Signal;
		435	my $busy;
		436
		437	while () {
		438	next_job:
		439
		440	my $avail = cf::till_tick;
		441
		442	for (0 .. $#SLOT_QUEUE) {
		443	if ($SLOT_QUEUE[$_][0] <= $avail) {
		444	$busy = 0;
		445	my $job = splice @SLOT_QUEUE, $_, 1, ();
		446	$job->[2]->send;
		447	Coro::cede;
		448	goto next_job;
		449	} else {
		450	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
		451	}
		452	}
		453
		454	if (@SLOT_QUEUE) {
		455	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		456	push @cf::WAIT_FOR_TICK, $signal;
		457	$signal->wait;
		458	} else {
		459	$busy = 0;
		460	Coro::schedule;
		461	}
308	};	462	}
309	$TICK_WATCHER->stop;	463	};
310	$guard	464
		465	sub get_slot($;$$) {
		466	return if tick_inhibit || $Coro::current == $Coro::main;
		467
		468	my ($time, $pri, $name) = @_;
		469
		470	$time = clamp $time, 0.01, $TICK * .6;
		471
		472	my $sig = new Coro::Signal;
		473
		474	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		475	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		476	$SLOT_QUEUE->ready;
		477	$sig->wait;
311	}	478	}
312		479
313	=item cf::async { BLOCK }	480	=item cf::async { BLOCK }
314		481
315	Currently the same as Coro::async_pool, meaning you cannot use	482	Currently the same as Coro::async_pool, meaning you cannot use
…		…
320		487
321	BEGIN { *async = \&Coro::async_pool }	488	BEGIN { *async = \&Coro::async_pool }
322		489
323	=item cf::sync_job { BLOCK }	490	=item cf::sync_job { BLOCK }
324		491
325	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	492	The design of Deliantra requires that the main coroutine ($Coro::main)
326	is always able to handle events or runnable, as Crossfire TRT is only	493	is always able to handle events or runnable, as Deliantra is only
327	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	494	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
328	acceptable.	495	acceptable.
329		496
330	If it must be done, put the blocking parts into C<sync_job>. This will run	497	If it must be done, put the blocking parts into C<sync_job>. This will run
331	the given BLOCK in another coroutine while waiting for the result. The	498	the given BLOCK in another coroutine while waiting for the result. The
…		…
336		503
337	sub sync_job(&) {	504	sub sync_job(&) {
338	my ($job) = @_;	505	my ($job) = @_;
339		506
340	if ($Coro::current == $Coro::main) {	507	if ($Coro::current == $Coro::main) {
341	my $time = Event::time;	508	my $time = EV::time;
342		509
343	# this is the main coro, too bad, we have to block	510	# this is the main coro, too bad, we have to block
344	# till the operation succeeds, freezing the server :/	511	# till the operation succeeds, freezing the server :/
345		512
346	# TODO: use suspend/resume instead	513	LOG llevError, Carp::longmess "sync job";#d#
347	# (but this is cancel-safe)	514
348	my $freeze_guard = freeze_mainloop;	515	my $freeze_guard = freeze_mainloop;
349		516
350	my $busy = 1;	517	my $busy = 1;
351	my @res;	518	my @res;
352		519
353	(async {	520	(async {
		521	$Coro::current->desc ("sync job coro");
354	@res = eval { $job->() };	522	@res = eval { $job->() };
355	warn $@ if $@;	523	warn $@ if $@;
356	undef $busy;	524	undef $busy;
357	})->prio (Coro::PRIO_MAX);	525	})->prio (Coro::PRIO_MAX);
358		526
359	while ($busy) {	527	while ($busy) {
360	Coro::cede or Event::one_event;	528	if (Coro::nready) {
		529	Coro::cede_notself;
		530	} else {
		531	EV::loop EV::LOOP_ONESHOT;
361	}	532	}
		533	}
362		534
363	$time = Event::time - $time;	535	my $time = EV::time - $time;
364		536
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	537	$TICK_START += $time; # do not account sync jobs to server load
369		538
370	wantarray ? @res : $res[0]	539	wantarray ? @res : $res[0]
371	} else {	540	} else {
372	# we are in another coroutine, how wonderful, everything just works	541	# we are in another coroutine, how wonderful, everything just works
373		542
…		…
398	=item fork_call { }, $args	567	=item fork_call { }, $args
399		568
400	Executes the given code block with the given arguments in a seperate	569	Executes the given code block with the given arguments in a seperate
401	process, returning the results. Everything must be serialisable with	570	process, returning the results. Everything must be serialisable with
402	Coro::Storable. May, of course, block. Note that the executed sub may	571	Coro::Storable. May, of course, block. Note that the executed sub may
403	never block itself or use any form of Event handling.	572	never block itself or use any form of event handling.
404		573
405	=cut	574	=cut
406		575
407	sub fork_call(&@) {	576	sub fork_call(&@) {
408	my ($cb, @args) = @_;	577	my ($cb, @args) = @_;
409		578
410	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	579	# we seemingly have to make a local copy of the whole thing,
411	# or die "socketpair: $!";	580	# otherwise perl prematurely frees the stuff :/
412	pipe my $fh1, my $fh2	581	# TODO: investigate and fix (likely this will be rather laborious)
413	or die "pipe: $!";
414		582
415	if (my $pid = fork) {	583	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;	584	reset_signals;
428	local $SIG{__WARN__};	585	&$cb
429	local $SIG{__DIE__};	586	}, @args;
430	eval {
431	close $fh1;
432		587
433	my @res = eval { $cb->(@args) };	588	wantarray ? @res : $res[-1]
434	syswrite $fh2, Coro::Storable::freeze +($@ ? \"$@" : \@res);	589	}
435	};
436		590
437	warn $@ if $@;	591	=item $coin = coin_from_name $name
438	_exit 0;	592
439	}	593	=cut
		594
		595	our %coin_alias = (
		596	"silver" => "silvercoin",
		597	"silvercoin" => "silvercoin",
		598	"silvercoins" => "silvercoin",
		599	"gold" => "goldcoin",
		600	"goldcoin" => "goldcoin",
		601	"goldcoins" => "goldcoin",
		602	"platinum" => "platinacoin",
		603	"platinumcoin" => "platinacoin",
		604	"platinumcoins" => "platinacoin",
		605	"platina" => "platinacoin",
		606	"platinacoin" => "platinacoin",
		607	"platinacoins" => "platinacoin",
		608	"royalty" => "royalty",
		609	"royalties" => "royalty",
		610	);
		611
		612	sub coin_from_name($) {
		613	$coin_alias{$_[0]}
		614	? cf::arch::find $coin_alias{$_[0]}
		615	: undef
440	}	616	}
441		617
442	=item $value = cf::db_get $family => $key	618	=item $value = cf::db_get $family => $key
443		619
444	Returns a single value from the environment database.	620	Returns a single value from the environment database.
…		…
446	=item cf::db_put $family => $key => $value	622	=item cf::db_put $family => $key => $value
447		623
448	Stores the given C<$value> in the family. It can currently store binary	624	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).	625	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
450		626
		627	=item $db = cf::db_table "name"
		628
		629	Create and/or open a new database table. The string must not be "db" and must be unique
		630	within each server.
		631
451	=cut	632	=cut
		633
		634	sub db_table($) {
		635	my ($name) = @_;
		636	my $db = BDB::db_create $DB_ENV;
		637
		638	eval {
		639	$db->set_flags (BDB::CHKSUM);
		640
		641	utf8::encode $name;
		642	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		643	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		644	cf::cleanup "db_open(db): $!" if $!;
		645	};
		646	cf::cleanup "db_open(db): $@" if $@;
		647
		648	$db
		649	}
452		650
453	our $DB;	651	our $DB;
454		652
455	sub db_init {	653	sub db_init {
456	unless ($DB) {
457	$DB = BDB::db_create $DB_ENV;
458
459	cf::sync_job {	654	cf::sync_job {
460	eval {	655	$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	}	656	};
470	}	657	}
471		658
472	sub db_get($$) {	659	sub db_get($$) {
473	my $key = "$_[0]/$_[1]";	660	my $key = "$_[0]/$_[1]";
474		661
…		…
524	if (1) {	711	if (1) {
525	$md5 =	712	$md5 =
526	join "\x00",	713	join "\x00",
527	$processversion,	714	$processversion,
528	map {	715	map {
529	Coro::cede;	716	cf::cede_to_tick;
530	($src->[$_], Digest::MD5::md5_hex $data[$_])	717	($src->[$_], Digest::MD5::md5_hex $data[$_])
531	} 0.. $#$src;	718	} 0.. $#$src;
532		719
533		720
534	my $dbmd5 = db_get cache => "$id/md5";	721	my $dbmd5 = db_get cache => "$id/md5";
…		…
572		759
573	#############################################################################	760	#############################################################################
574		761
575	=head2 ATTACHABLE OBJECTS	762	=head2 ATTACHABLE OBJECTS
576		763
577	Many objects in crossfire are so-called attachable objects. That means you can	764	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")	765	attach callbacks/event handlers (a collection of which is called an "attachment")
579	to it. All such attachable objects support the following methods.	766	to it. All such attachable objects support the following methods.
580		767
581	In the following description, CLASS can be any of C<global>, C<object>	768	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	769	C<player>, C<client> or C<map> (i.e. the attachable objects in
583	Crossfire TRT).	770	Deliantra).
584		771
585	=over 4	772	=over 4
586		773
587	=item $attachable->attach ($attachment, key => $value...)	774	=item $attachable->attach ($attachment, key => $value...)
588		775
…		…
632	=item cf::CLASS::attachment $name, ...	819	=item cf::CLASS::attachment $name, ...
633		820
634	Register an attachment by C<$name> through which attachable objects of the	821	Register an attachment by C<$name> through which attachable objects of the
635	given CLASS can refer to this attachment.	822	given CLASS can refer to this attachment.
636		823
637	Some classes such as crossfire maps and objects can specify attachments	824	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.	825	that are attached at load/instantiate time, thus the need for a name.
639		826
640	These calls expect any number of the following handler/hook descriptions:	827	These calls expect any number of the following handler/hook descriptions:
641		828
642	=over 4	829	=over 4
…		…
840	";	1027	";
841	die if $@;	1028	die if $@;
842	}	1029	}
843		1030
844	our $override;	1031	our $override;
845	our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals?	1032	our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
846		1033
847	sub override {	1034	sub override {
848	$override = 1;	1035	$override = 1;
849	@invoke_results = ();	1036	@INVOKE_RESULTS = (@_);
850	}	1037	}
851		1038
852	sub do_invoke {	1039	sub do_invoke {
853	my $event = shift;	1040	my $event = shift;
854	my $callbacks = shift;	1041	my $callbacks = shift;
855		1042
856	@invoke_results = ();	1043	@INVOKE_RESULTS = ();
857		1044
858	local $override;	1045	local $override;
859		1046
860	for (@$callbacks) {	1047	for (@$callbacks) {
861	eval { &{$_->[1]} };	1048	eval { &{$_->[1]} };
…		…
870	}	1057	}
871		1058
872	0	1059	0
873	}	1060	}
874		1061
875	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1062	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
876		1063
877	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1064	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
878		1065
879	Generate an object-specific event with the given arguments.	1066	Generate an object-specific event with the given arguments.
880		1067
881	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be	1068	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	1069	removed in future versions), and there is no public API to access override
883	results (if you must, access C<@cf::invoke_results> directly).	1070	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
884		1071
885	=back	1072	=back
886		1073
887	=cut	1074	=cut
888		1075
889	#############################################################################	1076	#############################################################################
890	# object support	1077	# object support
		1078
		1079	sub _object_equal($$);
		1080	sub _object_equal($$) {
		1081	my ($a, $b) = @_;
		1082
		1083	return 0 unless (ref $a) eq (ref $b);
		1084
		1085	if ("HASH" eq ref $a) {
		1086	my @ka = keys %$a;
		1087	my @kb = keys %$b;
		1088
		1089	return 0 if @ka != @kb;
		1090
		1091	for (0 .. $#ka) {
		1092	return 0 unless $ka[$_] eq $kb[$_];
		1093	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1094	}
		1095
		1096	} elsif ("ARRAY" eq ref $a) {
		1097
		1098	return 0 if @$a != @$b;
		1099
		1100	for (0 .. $#$a) {
		1101	return 0 unless _object_equal $a->[$_], $b->[$_];
		1102	}
		1103
		1104	} elsif ($a ne $b) {
		1105	return 0;
		1106	}
		1107
		1108	1
		1109	}
		1110
		1111	our $SLOW_MERGES;#d#
		1112	sub _can_merge {
		1113	my ($ob1, $ob2) = @_;
		1114
		1115	++$SLOW_MERGES;#d#
		1116
		1117	# we do the slow way here
		1118	return _object_equal $ob1, $ob2
		1119	}
891		1120
892	sub reattach {	1121	sub reattach {
893	# basically do the same as instantiate, without calling instantiate	1122	# basically do the same as instantiate, without calling instantiate
894	my ($obj) = @_;	1123	my ($obj) = @_;
895		1124
		1125	# no longer needed after getting rid of delete_package?
896	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1126	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
897		1127
898	my $registry = $obj->registry;	1128	my $registry = $obj->registry;
899		1129
900	@$registry = ();	1130	@$registry = ();
901		1131
…		…
916	cf::attachable->attach (	1146	cf::attachable->attach (
917	prio => -1000000,	1147	prio => -1000000,
918	on_instantiate => sub {	1148	on_instantiate => sub {
919	my ($obj, $data) = @_;	1149	my ($obj, $data) = @_;
920		1150
921	$data = from_json $data;	1151	$data = decode_json $data;
922		1152
923	for (@$data) {	1153	for (@$data) {
924	my ($name, $args) = @$_;	1154	my ($name, $args) = @$_;
925		1155
926	$obj->attach ($name, %{$args || {} });	1156	$obj->attach ($name, %{$args || {} });
…		…
942	sub object_freezer_save {	1172	sub object_freezer_save {
943	my ($filename, $rdata, $objs) = @_;	1173	my ($filename, $rdata, $objs) = @_;
944		1174
945	sync_job {	1175	sync_job {
946	if (length $$rdata) {	1176	if (length $$rdata) {
		1177	utf8::decode (my $decname = $filename);
947	warn sprintf "saving %s (%d,%d)\n",	1178	warn sprintf "saving %s (%d,%d)\n",
948	$filename, length $$rdata, scalar @$objs;	1179	$decname, length $$rdata, scalar @$objs;
949		1180
950	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1181	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
951	chmod SAVE_MODE, $fh;	1182	aio_chmod $fh, SAVE_MODE;
952	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1183	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
953	aio_fsync $fh if $cf::USE_FSYNC;	1184	if ($cf::USE_FSYNC) {
		1185	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;
		1186	aio_fsync $fh;
		1187	}
954	close $fh;	1188	aio_close $fh;
955		1189
956	if (@$objs) {	1190	if (@$objs) {
957	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1191	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
958	chmod SAVE_MODE, $fh;	1192	aio_chmod $fh, SAVE_MODE;
959	my $data = Storable::nfreeze { version => 1, objs => $objs };	1193	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
960	aio_write $fh, 0, (length $data), $data, 0;	1194	aio_write $fh, 0, (length $data), $data, 0;
961	aio_fsync $fh if $cf::USE_FSYNC;	1195	if ($cf::USE_FSYNC) {
		1196	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;
		1197	aio_fsync $fh;
		1198	}
962	close $fh;	1199	aio_close $fh;
963	aio_rename "$filename.pst~", "$filename.pst";	1200	aio_rename "$filename.pst~", "$filename.pst";
964	}	1201	}
965	} else {	1202	} else {
966	aio_unlink "$filename.pst";	1203	aio_unlink "$filename.pst";
967	}	1204	}
968		1205
969	aio_rename "$filename~", $filename;	1206	aio_rename "$filename~", $filename;
		1207
		1208	$filename =~ s%/[^/]+$%%;
		1209	aio_pathsync $filename if $cf::USE_FSYNC;
970	} else {	1210	} else {
971	warn "FATAL: $filename~: $!\n";	1211	warn "unable to save objects: $filename~: $!\n";
972	}	1212	}
973	} else {	1213	} else {
974	aio_unlink $filename;	1214	aio_unlink $filename;
975	aio_unlink "$filename.pst";	1215	aio_unlink "$filename.pst";
976	}	1216	}
977	}	1217	};
978	}	1218	}
979		1219
980	sub object_freezer_as_string {	1220	sub object_freezer_as_string {
981	my ($rdata, $objs) = @_;	1221	my ($rdata, $objs) = @_;
982		1222
…		…
994	or return;	1234	or return;
995		1235
996	unless (aio_stat "$filename.pst") {	1236	unless (aio_stat "$filename.pst") {
997	(aio_load "$filename.pst", $av) >= 0	1237	(aio_load "$filename.pst", $av) >= 0
998	or return;	1238	or return;
		1239
999	$av = eval { (Storable::thaw $av)->{objs} };	1240	my $st = eval { Coro::Storable::thaw $av };
		1241	$av = $st->{objs};
1000	}	1242	}
1001		1243
		1244	utf8::decode (my $decname = $filename);
1002	warn sprintf "loading %s (%d)\n",	1245	warn sprintf "loading %s (%d,%d)\n",
1003	$filename, length $data, scalar @{$av || []};	1246	$decname, length $data, scalar @{$av || []};
		1247
1004	return ($data, $av);	1248	($data, $av)
1005	}	1249	}
1006		1250
1007	=head2 COMMAND CALLBACKS	1251	=head2 COMMAND CALLBACKS
1008		1252
1009	=over 4	1253	=over 4
…		…
1029	push @{ $COMMAND{$name} }, [$caller, $cb];	1273	push @{ $COMMAND{$name} }, [$caller, $cb];
1030	}	1274	}
1031		1275
1032	=item cf::register_extcmd $name => \&callback($pl,$packet);	1276	=item cf::register_extcmd $name => \&callback($pl,$packet);
1033		1277
1034	Register a callback fro execution when the client sends an extcmd packet.	1278	Register a callback for execution when the client sends an (synchronous)
		1279	extcmd packet. Ext commands will be processed in the order they are
		1280	received by the server, like other user commands. The first argument is
		1281	the logged-in player. Ext commands can only be processed after a player
		1282	has logged in successfully.
1035		1283
1036	If the callback returns something, it is sent back as if reply was being	1284	If the callback returns something, it is sent back as if reply was being
1037	called.	1285	called.
1038		1286
		1287	=item cf::register_exticmd $name => \&callback($ns,$packet);
		1288
		1289	Register a callback for execution when the client sends an (asynchronous)
		1290	exticmd packet. Exti commands are processed by the server as soon as they
		1291	are received, i.e. out of order w.r.t. other commands. The first argument
		1292	is a client socket. Exti commands can be received anytime, even before
		1293	log-in.
		1294
		1295	If the callback returns something, it is sent back as if reply was being
		1296	called.
		1297
1039	=cut	1298	=cut
1040		1299
1041	sub register_extcmd {	1300	sub register_extcmd {
1042	my ($name, $cb) = @_;	1301	my ($name, $cb) = @_;
1043		1302
1044	$EXTCMD{$name} = $cb;	1303	$EXTCMD{$name} = $cb;
1045	}	1304	}
		1305
		1306	sub register_exticmd {
		1307	my ($name, $cb) = @_;
		1308
		1309	$EXTICMD{$name} = $cb;
		1310	}
		1311
		1312	use File::Glob ();
1046		1313
1047	cf::player->attach (	1314	cf::player->attach (
1048	on_command => sub {	1315	on_command => sub {
1049	my ($pl, $name, $params) = @_;	1316	my ($pl, $name, $params) = @_;
1050		1317
…		…
1058	cf::override;	1325	cf::override;
1059	},	1326	},
1060	on_extcmd => sub {	1327	on_extcmd => sub {
1061	my ($pl, $buf) = @_;	1328	my ($pl, $buf) = @_;
1062		1329
1063	my $msg = eval { from_json $buf };	1330	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1064		1331
1065	if (ref $msg) {	1332	if (ref $msg) {
		1333	my ($type, $reply, @payload) =
		1334	"ARRAY" eq ref $msg
		1335	? @$msg
		1336	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1337
		1338	my @reply;
		1339
1066	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1340	if (my $cb = $EXTCMD{$type}) {
1067	if (my %reply = $cb->($pl, $msg)) {	1341	@reply = $cb->($pl, @payload);
1068	$pl->ext_reply ($msg->{msgid}, %reply);
1069	}
1070	}	1342	}
		1343
		1344	$pl->ext_reply ($reply, @reply)
		1345	if $reply;
		1346
1071	} else {	1347	} else {
1072	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1348	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1073	}	1349	}
1074		1350
1075	cf::override;	1351	cf::override;
1076	},	1352	},
1077	);	1353	);
		1354
		1355	# "readahead" all extensions
		1356	sub cache_extensions {
		1357	my $grp = IO::AIO::aio_group;
		1358
		1359	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1360	for (grep /\.ext$/, @{$_[0]}) {
		1361	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1362	}
		1363	};
		1364
		1365	$grp
		1366	}
1078		1367
1079	sub load_extensions {	1368	sub load_extensions {
1080	cf::sync_job {	1369	cf::sync_job {
1081	my %todo;	1370	my %todo;
1082		1371
…		…
1102		1391
1103	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1392	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1104	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1393	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1105		1394
1106	$ext{source} =	1395	$ext{source} =
1107	"package $pkg; use strict; use utf8;\n"	1396	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1108	. "#line 1 \"$path\"\n{\n"	1397	. "#line 1 \"$path\"\n{\n"
1109	. $source	1398	. $source
1110	. "\n};\n1";	1399	. "\n};\n1";
1111		1400
1112	$todo{$base} = \%ext;	1401	$todo{$base} = \%ext;
…		…
1128	my $msg = $@ ? "$v->{path}: $@\n"	1417	my $msg = $@ ? "$v->{path}: $@\n"
1129	: "$v->{base}: extension inactive.\n";	1418	: "$v->{base}: extension inactive.\n";
1130		1419
1131	if (exists $v->{meta}{mandatory}) {	1420	if (exists $v->{meta}{mandatory}) {
1132	warn $msg;	1421	warn $msg;
1133	warn "mandatory extension failed to load, exiting.\n";	1422	cf::cleanup "mandatory extension failed to load, exiting.";
1134	exit 1;
1135	}	1423	}
1136		1424
1137	warn $msg;	1425	warn $msg;
1138	}	1426	}
1139		1427
…		…
1153		1441
1154	=back	1442	=back
1155		1443
1156	=head2 CORE EXTENSIONS	1444	=head2 CORE EXTENSIONS
1157		1445
1158	Functions and methods that extend core crossfire objects.	1446	Functions and methods that extend core deliantra objects.
1159		1447
1160	=cut	1448	=cut
1161		1449
1162	package cf::player;	1450	package cf::player;
1163		1451
1164	use Coro::AIO;	1452	use Coro::AIO;
1165		1453
1166	=head3 cf::player	1454	=head3 cf::player
1167		1455
1168	=over 4	1456	=over 4
		1457
		1458	=item cf::player::num_playing
		1459
		1460	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1461
		1462	=cut
		1463
		1464	sub num_playing {
		1465	scalar grep
		1466	$_->ob->map
		1467	&& !$_->hidden
		1468	&& !$_->ob->flag (cf::FLAG_WIZ),
		1469	cf::player::list
		1470	}
1169		1471
1170	=item cf::player::find $login	1472	=item cf::player::find $login
1171		1473
1172	Returns the given player object, loading it if necessary (might block).	1474	Returns the given player object, loading it if necessary (might block).
1173		1475
…		…
1192		1494
1193	sub exists($) {	1495	sub exists($) {
1194	my ($login) = @_;	1496	my ($login) = @_;
1195		1497
1196	$cf::PLAYER{$login}	1498	$cf::PLAYER{$login}
1197	or cf::sync_job { !aio_stat path $login }	1499	or !aio_stat path $login
1198	}	1500	}
1199		1501
1200	sub find($) {	1502	sub find($) {
1201	return $cf::PLAYER{$_[0]} || do {	1503	return $cf::PLAYER{$_[0]} || do {
1202	my $login = $_[0];	1504	my $login = $_[0];
…		…
1209	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1511	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1210	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1512	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1211	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1513	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1212	aio_unlink +(playerdir $login) . "/$login.pl";	1514	aio_unlink +(playerdir $login) . "/$login.pl";
1213		1515
1214	my $pl = load_pl path $login	1516	my $f = new_from_file cf::object::thawer path $login
1215	or return;	1517	or return;
		1518
		1519	my $pl = cf::player::load_pl $f
		1520	or return;
		1521
		1522	local $cf::PLAYER_LOADING{$login} = $pl;
		1523	$f->resolve_delayed_derefs;
1216	$cf::PLAYER{$login} = $pl	1524	$cf::PLAYER{$login} = $pl
1217	}	1525	}
1218	}	1526	}
1219	}	1527	}
1220		1528
…		…
1229	return if $pl->{deny_save};	1537	return if $pl->{deny_save};
1230		1538
1231	aio_mkdir playerdir $pl, 0770;	1539	aio_mkdir playerdir $pl, 0770;
1232	$pl->{last_save} = $cf::RUNTIME;	1540	$pl->{last_save} = $cf::RUNTIME;
1233		1541
		1542	cf::get_slot 0.01;
		1543
1234	$pl->save_pl ($path);	1544	$pl->save_pl ($path);
1235	Coro::cede;	1545	cf::cede_to_tick;
1236	}	1546	}
1237		1547
1238	sub new($) {	1548	sub new($) {
1239	my ($login) = @_;	1549	my ($login) = @_;
1240		1550
…		…
1246	$cf::PLAYER{$login} = $self;	1556	$cf::PLAYER{$login} = $self;
1247		1557
1248	$self	1558	$self
1249	}	1559	}
1250		1560
		1561	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1562
		1563	=cut
		1564
		1565	sub send_msg {
		1566	my $ns = shift->ns
		1567	or return;
		1568	$ns->send_msg (@_);
		1569	}
		1570
1251	=item $pl->quit_character	1571	=item $pl->quit_character
1252		1572
1253	Nukes the player without looking back. If logged in, the connection will	1573	Nukes the player without looking back. If logged in, the connection will
1254	be destroyed. May block for a long time.	1574	be destroyed. May block for a long time.
1255		1575
…		…
1259	my ($pl) = @_;	1579	my ($pl) = @_;
1260		1580
1261	my $name = $pl->ob->name;	1581	my $name = $pl->ob->name;
1262		1582
1263	$pl->{deny_save} = 1;	1583	$pl->{deny_save} = 1;
1264	$pl->password ("*"); # this should lock out the player until we nuked the dir	1584	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1265		1585
1266	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1586	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1267	$pl->deactivate;	1587	$pl->deactivate;
		1588	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1589	$pl->ob->check_score;
1268	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1590	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1269	$pl->ns->destroy if $pl->ns;	1591	$pl->ns->destroy if $pl->ns;
1270		1592
1271	my $path = playerdir $pl;	1593	my $path = playerdir $pl;
1272	my $temp = "$path~$cf::RUNTIME~deleting~";	1594	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1308	or return [];	1630	or return [];
1309		1631
1310	my @logins;	1632	my @logins;
1311		1633
1312	for my $login (@$dirs) {	1634	for my $login (@$dirs) {
		1635	my $path = path $login;
		1636
		1637	# a .pst is a dead give-away for a valid player
		1638	# if no pst file found, open and chekc for blocked users
		1639	if (aio_stat "$path.pst") {
1313	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1640	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1314	aio_read $fh, 0, 512, my $buf, 0 or next;	1641	aio_read $fh, 0, 512, my $buf, 0 or next;
1315	$buf !~ /^password -------------$/m or next; # official not-valid tag	1642	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1643	}
1316		1644
1317	utf8::decode $login;	1645	utf8::decode $login;
1318	push @logins, $login;	1646	push @logins, $login;
1319	}	1647	}
1320		1648
…		…
1347	}	1675	}
1348		1676
1349	\@paths	1677	\@paths
1350	}	1678	}
1351		1679
		1680	=item $protocol_xml = $player->expand_cfpod ($cfpod)
		1681
		1682	Expand deliantra pod fragments into protocol xml.
		1683
1352	=item $player->ext_reply ($msgid, %msg)	1684	=item $player->ext_reply ($msgid, @msg)
1353		1685
1354	Sends an ext reply to the player.	1686	Sends an ext reply to the player.
1355		1687
1356	=cut	1688	=cut
1357		1689
1358	sub ext_reply($$%) {	1690	sub ext_reply($$@) {
1359	my ($self, $id, %msg) = @_;	1691	my ($self, $id, @msg) = @_;
1360		1692
1361	$msg{msgid} = $id;	1693	$self->ns->ext_reply ($id, @msg)
1362
1363	$self->send ("ext " . cf::to_json \%msg);
1364	}	1694	}
1365		1695
1366	=item $player->ext_event ($type, %msg)	1696	=item $player->ext_msg ($type, @msg)
1367		1697
1368	Sends an ext event to the client.	1698	Sends an ext event to the client.
1369		1699
1370	=cut	1700	=cut
1371		1701
1372	sub ext_event($$%) {	1702	sub ext_msg($$@) {
1373	my ($self, $type, %msg) = @_;	1703	my ($self, $type, @msg) = @_;
1374		1704
1375	$self->ns->ext_event ($type, %msg);	1705	$self->ns->ext_msg ($type, @msg);
1376	}	1706	}
1377		1707
1378	=head3 cf::region	1708	=head3 cf::region
1379		1709
1380	=over 4	1710	=over 4
…		…
1393	my ($path) = @_;	1723	my ($path) = @_;
1394		1724
1395	my ($match, $specificity);	1725	my ($match, $specificity);
1396		1726
1397	for my $region (list) {	1727	for my $region (list) {
1398	if ($region->match && $path =~ $region->match) {	1728	if ($region->{match} && $path =~ $region->{match}) {
1399	($match, $specificity) = ($region, $region->specificity)	1729	($match, $specificity) = ($region, $region->specificity)
1400	if $region->specificity > $specificity;	1730	if $region->specificity > $specificity;
1401	}	1731	}
1402	}	1732	}
1403		1733
…		…
1424	our $MAX_RESET = 3600;	1754	our $MAX_RESET = 3600;
1425	our $DEFAULT_RESET = 3000;	1755	our $DEFAULT_RESET = 3000;
1426		1756
1427	sub generate_random_map {	1757	sub generate_random_map {
1428	my ($self, $rmp) = @_;	1758	my ($self, $rmp) = @_;
		1759
		1760	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1761
1429	# mit "rum" bekleckern, nicht	1762	# mit "rum" bekleckern, nicht
1430	$self->_create_random_map (	1763	$self->_create_random_map (
1431	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1764	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1432	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1765	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1433	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1766	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1523	$self->init; # pass $1 etc.	1856	$self->init; # pass $1 etc.
1524	return $self;	1857	return $self;
1525	}	1858	}
1526	}	1859	}
1527		1860
1528	Carp::carp "unable to resolve path '$path' (base '$base').";	1861	Carp::cluck "unable to resolve path '$path' (base '$base').";
1529	()	1862	()
1530	}	1863	}
1531		1864
1532	sub init {	1865	sub init {
1533	my ($self) = @_;	1866	my ($self) = @_;
…		…
1555		1888
1556	# the temporary/swap location	1889	# the temporary/swap location
1557	sub save_path {	1890	sub save_path {
1558	my ($self) = @_;	1891	my ($self) = @_;
1559		1892
1560	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1893	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1561	"$TMPDIR/$path.map"	1894	"$TMPDIR/$path.map"
1562	}	1895	}
1563		1896
1564	# the unique path, undef == no special unique path	1897	# the unique path, undef == no special unique path
1565	sub uniq_path {	1898	sub uniq_path {
1566	my ($self) = @_;	1899	my ($self) = @_;
1567		1900
1568	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1901	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1569	"$UNIQUEDIR/$path"	1902	"$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	}	1903	}
1580		1904
1581	sub decay_objects {	1905	sub decay_objects {
1582	my ($self) = @_;	1906	my ($self) = @_;
1583		1907
…		…
1596		1920
1597	sub load_header_from($) {	1921	sub load_header_from($) {
1598	my ($self, $path) = @_;	1922	my ($self, $path) = @_;
1599		1923
1600	utf8::encode $path;	1924	utf8::encode $path;
1601	#aio_open $path, O_RDONLY, 0	1925	my $f = new_from_file cf::object::thawer $path
1602	# or return;
1603
1604	$self->_load_header ($path)
1605	or return;	1926	or return;
		1927
		1928	$self->_load_header ($f)
		1929	or return;
		1930
		1931	local $MAP_LOADING{$self->{path}} = $self;
		1932	$f->resolve_delayed_derefs;
1606		1933
1607	$self->{load_path} = $path;	1934	$self->{load_path} = $path;
1608		1935
1609	1	1936	1
1610	}	1937	}
…		…
1664	sub find {	1991	sub find {
1665	my ($path, $origin) = @_;	1992	my ($path, $origin) = @_;
1666		1993
1667	$path = normalise $path, $origin && $origin->path;	1994	$path = normalise $path, $origin && $origin->path;
1668		1995
		1996	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1669	cf::lock_wait "map_find:$path";	1997	my $guard2 = cf::lock_acquire "map_find:$path";
1670		1998
1671	$cf::MAP{$path} || do {	1999	$cf::MAP{$path} || do {
1672	my $guard = cf::lock_acquire "map_find:$path";
1673	my $map = new_from_path cf::map $path	2000	my $map = new_from_path cf::map $path
1674	or return;	2001	or return;
1675		2002
1676	$map->{last_save} = $cf::RUNTIME;	2003	$map->{last_save} = $cf::RUNTIME;
1677		2004
…		…
1679	or return;	2006	or return;
1680		2007
1681	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2008	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1682	# doing this can freeze the server in a sync job, obviously	2009	# doing this can freeze the server in a sync job, obviously
1683	#$cf::WAIT_FOR_TICK->wait;	2010	#$cf::WAIT_FOR_TICK->wait;
		2011	undef $guard2;
		2012	undef $guard1;
1684	$map->reset;	2013	$map->reset;
1685	undef $guard;
1686	return find $path;	2014	return find $path;
1687	}	2015	}
1688		2016
1689	$cf::MAP{$path} = $map	2017	$cf::MAP{$path} = $map
1690	}	2018	}
1691	}	2019	}
1692		2020
1693	sub pre_load { }	2021	sub pre_load { }
1694	sub post_load { }	2022	#sub post_load { } # XS
1695		2023
1696	sub load {	2024	sub load {
1697	my ($self) = @_;	2025	my ($self) = @_;
1698		2026
1699	local $self->{deny_reset} = 1; # loading can take a long time	2027	local $self->{deny_reset} = 1; # loading can take a long time
1700		2028
1701	my $path = $self->{path};	2029	my $path = $self->{path};
1702		2030
1703	{	2031	{
1704	my $guard = cf::lock_acquire "map_load:$path";	2032	my $guard = cf::lock_acquire "map_data:$path";
1705		2033
		2034	return unless $self->valid;
1706	return if $self->in_memory != cf::MAP_SWAPPED;	2035	return unless $self->in_memory == cf::MAP_SWAPPED;
1707		2036
1708	$self->in_memory (cf::MAP_LOADING);	2037	$self->in_memory (cf::MAP_LOADING);
1709		2038
1710	$self->alloc;	2039	$self->alloc;
1711		2040
1712	$self->pre_load;	2041	$self->pre_load;
1713	Coro::cede;	2042	cf::cede_to_tick;
1714		2043
		2044	my $f = new_from_file cf::object::thawer $self->{load_path};
		2045	$f->skip_block;
1715	$self->_load_objects ($self->{load_path}, 1)	2046	$self->_load_objects ($f)
1716	or return;	2047	or return;
1717		2048
1718	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2049	$self->post_load_original
1719	if delete $self->{load_original};	2050	if delete $self->{load_original};
1720		2051
1721	if (my $uniq = $self->uniq_path) {	2052	if (my $uniq = $self->uniq_path) {
1722	utf8::encode $uniq;	2053	utf8::encode $uniq;
1723	if (aio_open $uniq, O_RDONLY, 0) {	2054	unless (aio_stat $uniq) {
		2055	if (my $f = new_from_file cf::object::thawer $uniq) {
1724	$self->clear_unique_items;	2056	$self->clear_unique_items;
1725	$self->_load_objects ($uniq, 0);	2057	$self->_load_objects ($f);
		2058	$f->resolve_delayed_derefs;
		2059	}
1726	}	2060	}
1727	}	2061	}
1728		2062
1729	Coro::cede;	2063	$f->resolve_delayed_derefs;
		2064
		2065	cf::cede_to_tick;
1730	# now do the right thing for maps	2066	# now do the right thing for maps
1731	$self->link_multipart_objects;	2067	$self->link_multipart_objects;
1732	$self->difficulty ($self->estimate_difficulty)	2068	$self->difficulty ($self->estimate_difficulty)
1733	unless $self->difficulty;	2069	unless $self->difficulty;
1734	Coro::cede;	2070	cf::cede_to_tick;
1735		2071
1736	unless ($self->{deny_activate}) {	2072	unless ($self->{deny_activate}) {
1737	$self->decay_objects;	2073	$self->decay_objects;
1738	$self->fix_auto_apply;	2074	$self->fix_auto_apply;
1739	$self->update_buttons;	2075	$self->update_buttons;
1740	Coro::cede;	2076	cf::cede_to_tick;
1741	$self->set_darkness_map;
1742	Coro::cede;
1743	$self->activate;	2077	$self->activate;
1744	}	2078	}
1745		2079
		2080	$self->{last_save} = $cf::RUNTIME;
		2081	$self->last_access ($cf::RUNTIME);
		2082
1746	$self->in_memory (cf::MAP_IN_MEMORY);	2083	$self->in_memory (cf::MAP_ACTIVE);
1747	}	2084	}
1748		2085
1749	$self->post_load;	2086	$self->post_load;
1750	}	2087	}
1751		2088
…		…
1760		2097
1761	$self	2098	$self
1762	}	2099	}
1763		2100
1764	# find and load all maps in the 3x3 area around a map	2101	# find and load all maps in the 3x3 area around a map
1765	sub load_diag {	2102	sub load_neighbours {
1766	my ($map) = @_;	2103	my ($map) = @_;
1767		2104
1768	my @diag; # diagonal neighbours	2105	my @neigh; # diagonal neighbours
1769		2106
1770	for (0 .. 3) {	2107	for (0 .. 3) {
1771	my $neigh = $map->tile_path ($_)	2108	my $neigh = $map->tile_path ($_)
1772	or next;	2109	or next;
1773	$neigh = find $neigh, $map	2110	$neigh = find $neigh, $map
1774	or next;	2111	or next;
1775	$neigh->load;	2112	$neigh->load;
1776		2113
		2114	push @neigh,
1777	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2115	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1778	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2116	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1779	}	2117	}
1780		2118
1781	for (@diag) {	2119	for (grep defined $_->[0], @neigh) {
		2120	my ($path, $origin) = @$_;
1782	my $neigh = find @$_	2121	my $neigh = find $path, $origin
1783	or next;	2122	or next;
1784	$neigh->load;	2123	$neigh->load;
1785	}	2124	}
1786	}	2125	}
1787		2126
…		…
1792	}	2131	}
1793		2132
1794	sub do_load_sync {	2133	sub do_load_sync {
1795	my ($map) = @_;	2134	my ($map) = @_;
1796		2135
		2136	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2137	if $Coro::current == $Coro::main;
		2138
1797	cf::sync_job { $map->load };	2139	cf::sync_job { $map->load };
1798	}	2140	}
1799		2141
1800	our %MAP_PREFETCH;	2142	our %MAP_PREFETCH;
1801	our $MAP_PREFETCHER = undef;	2143	our $MAP_PREFETCHER = undef;
1802		2144
1803	sub find_async {	2145	sub find_async {
1804	my ($path, $origin) = @_;	2146	my ($path, $origin, $load) = @_;
1805		2147
1806	$path = normalise $path, $origin && $origin->{path};	2148	$path = normalise $path, $origin && $origin->{path};
1807		2149
1808	if (my $map = $cf::MAP{$path}) {	2150	if (my $map = $cf::MAP{$path}) {
1809	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2151	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1810	}	2152	}
1811		2153
1812	undef $MAP_PREFETCH{$path};	2154	$MAP_PREFETCH{$path} |= $load;
		2155
1813	$MAP_PREFETCHER ||= cf::async {	2156	$MAP_PREFETCHER ||= cf::async {
		2157	$Coro::current->{desc} = "map prefetcher";
		2158
1814	while (%MAP_PREFETCH) {	2159	while (%MAP_PREFETCH) {
1815	for my $path (keys %MAP_PREFETCH) {	2160	while (my ($k, $v) = each %MAP_PREFETCH) {
1816	my $map = find $path	2161	if (my $map = find $k) {
1817	or next;
1818	$map->load;	2162	$map->load if $v;
		2163	}
1819		2164
1820	delete $MAP_PREFETCH{$path};	2165	delete $MAP_PREFETCH{$k};
1821	}	2166	}
1822	}	2167	}
1823	undef $MAP_PREFETCHER;	2168	undef $MAP_PREFETCHER;
1824	};	2169	};
1825	$MAP_PREFETCHER->prio (6);	2170	$MAP_PREFETCHER->prio (6);
…		…
1828	}	2173	}
1829		2174
1830	sub save {	2175	sub save {
1831	my ($self) = @_;	2176	my ($self) = @_;
1832		2177
1833	my $lock = cf::lock_acquire "map_data:" . $self->path;	2178	my $lock = cf::lock_acquire "map_data:$self->{path}";
1834		2179
1835	$self->{last_save} = $cf::RUNTIME;	2180	$self->{last_save} = $cf::RUNTIME;
1836		2181
1837	return unless $self->dirty;	2182	return unless $self->dirty;
1838		2183
…		…
1844	return if $self->{deny_save};	2189	return if $self->{deny_save};
1845		2190
1846	local $self->{last_access} = $self->last_access;#d#	2191	local $self->{last_access} = $self->last_access;#d#
1847		2192
1848	cf::async {	2193	cf::async {
		2194	$Coro::current->{desc} = "map player save";
1849	$_->contr->save for $self->players;	2195	$_->contr->save for $self->players;
1850	};	2196	};
		2197
		2198	cf::get_slot 0.02;
1851		2199
1852	if ($uniq) {	2200	if ($uniq) {
1853	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2201	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1854	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2202	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1855	} else {	2203	} else {
…		…
1861	my ($self) = @_;	2209	my ($self) = @_;
1862		2210
1863	# save first because save cedes	2211	# save first because save cedes
1864	$self->save;	2212	$self->save;
1865		2213
1866	my $lock = cf::lock_acquire "map_data:" . $self->path;	2214	my $lock = cf::lock_acquire "map_data:$self->{path}";
1867		2215
1868	return if $self->players;	2216	return if $self->players;
1869	return if $self->in_memory != cf::MAP_IN_MEMORY;	2217	return if $self->in_memory != cf::MAP_ACTIVE;
1870	return if $self->{deny_save};	2218	return if $self->{deny_save};
1871		2219
		2220	$self->in_memory (cf::MAP_SWAPPED);
		2221
		2222	$self->deactivate;
		2223	$_->clear_links_to ($self) for values %cf::MAP;
1872	$self->clear;	2224	$self->clear;
1873	$self->in_memory (cf::MAP_SWAPPED);
1874	}	2225	}
1875		2226
1876	sub reset_at {	2227	sub reset_at {
1877	my ($self) = @_;	2228	my ($self) = @_;
1878		2229
…		…
1896		2247
1897	my $lock = cf::lock_acquire "map_data:$self->{path}";	2248	my $lock = cf::lock_acquire "map_data:$self->{path}";
1898		2249
1899	return if $self->players;	2250	return if $self->players;
1900		2251
1901	warn "resetting map ", $self->path;	2252	warn "resetting map ", $self->path, "\n";
1902		2253
1903	$self->in_memory (cf::MAP_SWAPPED);	2254	$self->in_memory (cf::MAP_SWAPPED);
1904		2255
1905	# need to save uniques path	2256	# need to save uniques path
1906	unless ($self->{deny_save}) {	2257	unless ($self->{deny_save}) {
…		…
1910	if $uniq;	2261	if $uniq;
1911	}	2262	}
1912		2263
1913	delete $cf::MAP{$self->path};	2264	delete $cf::MAP{$self->path};
1914		2265
		2266	$self->deactivate;
		2267	$_->clear_links_to ($self) for values %cf::MAP;
1915	$self->clear;	2268	$self->clear;
1916
1917	$_->clear_links_to ($self) for values %cf::MAP;
1918		2269
1919	$self->unlink_save;	2270	$self->unlink_save;
1920	$self->destroy;	2271	$self->destroy;
1921	}	2272	}
1922		2273
1923	my $nuke_counter = "aaaa";	2274	my $nuke_counter = "aaaa";
1924		2275
1925	sub nuke {	2276	sub nuke {
1926	my ($self) = @_;	2277	my ($self) = @_;
1927		2278
		2279	{
		2280	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2281
1928	delete $cf::MAP{$self->path};	2282	delete $cf::MAP{$self->path};
1929		2283
1930	$self->unlink_save;	2284	$self->unlink_save;
1931		2285
1932	bless $self, "cf::map";	2286	bless $self, "cf::map";
1933	delete $self->{deny_reset};	2287	delete $self->{deny_reset};
1934	$self->{deny_save} = 1;	2288	$self->{deny_save} = 1;
1935	$self->reset_timeout (1);	2289	$self->reset_timeout (1);
1936	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2290	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
1937		2291
1938	$cf::MAP{$self->path} = $self;	2292	$cf::MAP{$self->path} = $self;
		2293	}
1939		2294
1940	$self->reset; # polite request, might not happen	2295	$self->reset; # polite request, might not happen
1941	}	2296	}
1942		2297
1943	=item $maps = cf::map::tmp_maps	2298	=item $maps = cf::map::tmp_maps
…		…
1985		2340
1986	sub unique_maps() {	2341	sub unique_maps() {
1987	[	2342	[
1988	map {	2343	map {
1989	utf8::decode $_;	2344	utf8::decode $_;
1990	/\.map$/	2345	s/\.map$//; # TODO future compatibility hack
		2346	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2347	? ()
1991	? normalise $_	2348	: normalise $_
1992	: ()
1993	} @{ aio_readdir $UNIQUEDIR or [] }	2349	} @{ aio_readdir $UNIQUEDIR or [] }
1994	]	2350	]
1995	}	2351	}
1996		2352
1997	package cf;	2353	=item cf::map::static_maps
		2354
		2355	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2356	file in the shared directory excluding F</styles> and F</editor>). May
		2357	block.
		2358
		2359	=cut
		2360
		2361	sub static_maps() {
		2362	my @dirs = "";
		2363	my @maps;
		2364
		2365	while (@dirs) {
		2366	my $dir = shift @dirs;
		2367
		2368	next if $dir eq "/styles" || $dir eq "/editor";
		2369
		2370	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2371	or return;
		2372
		2373	for (@$files) {
		2374	s/\.map$// or next;
		2375	utf8::decode $_;
		2376	push @maps, "$dir/$_";
		2377	}
		2378
		2379	push @dirs, map "$dir/$_", @$dirs;
		2380	}
		2381
		2382	\@maps
		2383	}
1998		2384
1999	=back	2385	=back
2000		2386
2001	=head3 cf::object	2387	=head3 cf::object
2002		2388
…		…
2006		2392
2007	=over 4	2393	=over 4
2008		2394
2009	=item $ob->inv_recursive	2395	=item $ob->inv_recursive
2010		2396
2011	Returns the inventory of the object _and_ their inventories, recursively.	2397	Returns the inventory of the object I<and> their inventories, recursively,
		2398	but I<not> the object itself.
2012		2399
2013	=cut	2400	=cut
2014		2401
2015	sub inv_recursive_;	2402	sub inv_recursive_;
2016	sub inv_recursive_ {	2403	sub inv_recursive_ {
…		…
2019		2406
2020	sub inv_recursive {	2407	sub inv_recursive {
2021	inv_recursive_ inv $_[0]	2408	inv_recursive_ inv $_[0]
2022	}	2409	}
2023		2410
		2411	=item $ref = $ob->ref
		2412
		2413	Creates and returns a persistent reference to an object that can be stored as a string.
		2414
		2415	=item $ob = cf::object::deref ($refstring)
		2416
		2417	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2418	even if the object actually exists. May block.
		2419
		2420	=cut
		2421
		2422	sub deref {
		2423	my ($ref) = @_;
		2424
		2425	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2426	my ($uuid, $name) = ($1, $2);
		2427	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2428	or return;
		2429	$pl->ob->uuid eq $uuid
		2430	or return;
		2431
		2432	$pl->ob
		2433	} else {
		2434	warn "$ref: cannot resolve object reference\n";
		2435	undef
		2436	}
		2437	}
		2438
2024	package cf;	2439	package cf;
2025		2440
2026	=back	2441	=back
2027		2442
2028	=head3 cf::object::player	2443	=head3 cf::object::player
…		…
2034	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2449	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	2450	can be C<undef>. Does the right thing when the player is currently in a
2036	dialogue with the given NPC character.	2451	dialogue with the given NPC character.
2037		2452
2038	=cut	2453	=cut
		2454
		2455	our $SAY_CHANNEL = {
		2456	id => "say",
		2457	title => "Map",
		2458	reply => "say ",
		2459	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2460	};
		2461
		2462	our $CHAT_CHANNEL = {
		2463	id => "chat",
		2464	title => "Chat",
		2465	reply => "chat ",
		2466	tooltip => "Player chat and shouts, global to the server.",
		2467	};
2039		2468
2040	# rough implementation of a future "reply" method that works	2469	# rough implementation of a future "reply" method that works
2041	# with dialog boxes.	2470	# with dialog boxes.
2042	#TODO: the first argument must go, split into a $npc->reply_to ( method	2471	#TODO: the first argument must go, split into a $npc->reply_to ( method
2043	sub cf::object::player::reply($$$;$) {	2472	sub cf::object::player::reply($$$;$) {
…		…
2045		2474
2046	$flags = cf::NDI_BROWN | cf::NDI_UNIQUE unless @_ >= 4;	2475	$flags = cf::NDI_BROWN | cf::NDI_UNIQUE unless @_ >= 4;
2047		2476
2048	if ($self->{record_replies}) {	2477	if ($self->{record_replies}) {
2049	push @{ $self->{record_replies} }, [$npc, $msg, $flags];	2478	push @{ $self->{record_replies} }, [$npc, $msg, $flags];
		2479
2050	} else {	2480	} else {
		2481	my $pl = $self->contr;
		2482
		2483	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
		2484	my $dialog = $pl->{npc_dialog};
		2485	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
		2486
		2487	} else {
2051	$msg = $npc->name . " says: $msg" if $npc;	2488	$msg = $npc->name . " says: $msg" if $npc;
2052	$self->message ($msg, $flags);	2489	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
		2490	}
2053	}	2491	}
		2492	}
		2493
		2494	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2495
		2496	=cut
		2497
		2498	sub cf::object::send_msg {
		2499	my $pl = shift->contr
		2500	or return;
		2501	$pl->send_msg (@_);
2054	}	2502	}
2055		2503
2056	=item $player_object->may ("access")	2504	=item $player_object->may ("access")
2057		2505
2058	Returns wether the given player is authorized to access resource "access"	2506	Returns wether the given player is authorized to access resource "access"
…		…
2071		2519
2072	=item $player_object->enter_link	2520	=item $player_object->enter_link
2073		2521
2074	Freezes the player and moves him/her to a special map (C<{link}>).	2522	Freezes the player and moves him/her to a special map (C<{link}>).
2075		2523
2076	The player should be reasonably safe there for short amounts of time. You	2524	The player should be reasonably safe there for short amounts of time (e.g.
2077	I<MUST> call C<leave_link> as soon as possible, though.	2525	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2526	though, as the palyer cannot control the character while it is on the link
		2527	map.
2078		2528
2079	Will never block.	2529	Will never block.
2080		2530
2081	=item $player_object->leave_link ($map, $x, $y)	2531	=item $player_object->leave_link ($map, $x, $y)
2082		2532
…		…
2134	($x, $y) = (-1, -1)	2584	($x, $y) = (-1, -1)
2135	unless (defined $x) && (defined $y);	2585	unless (defined $x) && (defined $y);
2136		2586
2137	# use -1 or undef as default coordinates, not 0, 0	2587	# use -1 or undef as default coordinates, not 0, 0
2138	($x, $y) = ($map->enter_x, $map->enter_y)	2588	($x, $y) = ($map->enter_x, $map->enter_y)
2139	if $x <=0 && $y <= 0;	2589	if $x <= 0 && $y <= 0;
2140		2590
2141	$map->load;	2591	$map->load;
2142	$map->load_diag;	2592	$map->load_neighbours;
2143		2593
2144	return unless $self->contr->active;	2594	return unless $self->contr->active;
2145	$self->activate_recursive;
2146		2595
2147	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2596	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2148	$self->enter_map ($map, $x, $y);	2597	$self->enter_map ($map, $x, $y);
2149	}
2150		2598
		2599	# only activate afterwards, to support waiting in hooks
		2600	$self->activate_recursive;
		2601	}
		2602
2151	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2603	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2152		2604
2153	Moves the player to the given map-path and coordinates by first freezing	2605	Moves the player to the given map-path and coordinates by first freezing
2154	her, loading and preparing them map, calling the provided $check callback	2606	her, loading and preparing them map, calling the provided $check callback
2155	that has to return the map if sucecssful, and then unfreezes the player on	2607	that has to return the map if sucecssful, and then unfreezes the player on
2156	the new (success) or old (failed) map position.	2608	the new (success) or old (failed) map position. In either case, $done will
		2609	be called at the end of this process.
		2610
		2611	Note that $check will be called with a potentially non-loaded map, so if
		2612	it needs a loaded map it has to call C<< ->load >>.
2157		2613
2158	=cut	2614	=cut
2159		2615
2160	our $GOTOGEN;	2616	our $GOTOGEN;
2161		2617
2162	sub cf::object::player::goto {	2618	sub cf::object::player::goto {
2163	my ($self, $path, $x, $y, $check) = @_;	2619	my ($self, $path, $x, $y, $check, $done) = @_;
2164		2620
2165	# do generation counting so two concurrent goto's will be executed in-order	2621	# do generation counting so two concurrent goto's will be executed in-order
2166	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2622	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2167		2623
2168	$self->enter_link;	2624	$self->enter_link;
2169		2625
2170	(async {	2626	(async {
		2627	$Coro::current->{desc} = "player::goto $path $x $y";
		2628
		2629	# *tag paths override both path and x|y
		2630	if ($path =~ /^\*(.*)$/) {
		2631	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2632	my $ob = $obs[rand @obs];
		2633
		2634	# see if we actually can go there
		2635	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2636	$ob = $obs[rand @obs];
		2637	} else {
		2638	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2639	}
		2640	# else put us there anyways for now #d#
		2641
		2642	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2643	} else {
		2644	($path, $x, $y) = (undef, undef, undef);
		2645	}
		2646	}
		2647
2171	my $map = eval {	2648	my $map = eval {
2172	my $map = cf::map::find $path;	2649	my $map = defined $path ? cf::map::find $path : undef;
2173		2650
2174	if ($map) {	2651	if ($map) {
2175	$map = $map->customise_for ($self);	2652	$map = $map->customise_for ($self);
2176	$map = $check->($map) if $check && $map;	2653	$map = $check->($map) if $check && $map;
2177	} else {	2654	} else {
2178	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2655	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2179	}	2656	}
2180		2657
2181	$map	2658	$map
2182	};	2659	};
2183		2660
…		…
2188		2665
2189	if ($gen == $self->{_goto_generation}) {	2666	if ($gen == $self->{_goto_generation}) {
2190	delete $self->{_goto_generation};	2667	delete $self->{_goto_generation};
2191	$self->leave_link ($map, $x, $y);	2668	$self->leave_link ($map, $x, $y);
2192	}	2669	}
		2670
		2671	$done->() if $done;
2193	})->prio (1);	2672	})->prio (1);
2194	}	2673	}
2195		2674
2196	=item $player_object->enter_exit ($exit_object)	2675	=item $player_object->enter_exit ($exit_object)
2197		2676
…		…
2217	}	2696	}
2218		2697
2219	sub prepare_random_map {	2698	sub prepare_random_map {
2220	my ($exit) = @_;	2699	my ($exit) = @_;
2221		2700
2222	my $guard = cf::lock_acquire "exit_prepare:$exit";
2223
2224	# all this does is basically replace the /! path by	2701	# all this does is basically replace the /! path by
2225	# a new random map path (?random/...) with a seed	2702	# a new random map path (?random/...) with a seed
2226	# that depends on the exit object	2703	# that depends on the exit object
2227		2704
2228	my $rmp = parse_random_map_params $exit->msg;	2705	my $rmp = parse_random_map_params $exit->msg;
…		…
2230	if ($exit->map) {	2707	if ($exit->map) {
2231	$rmp->{region} = $exit->region->name;	2708	$rmp->{region} = $exit->region->name;
2232	$rmp->{origin_map} = $exit->map->path;	2709	$rmp->{origin_map} = $exit->map->path;
2233	$rmp->{origin_x} = $exit->x;	2710	$rmp->{origin_x} = $exit->x;
2234	$rmp->{origin_y} = $exit->y;	2711	$rmp->{origin_y} = $exit->y;
		2712
		2713	$exit->map->touch;
2235	}	2714	}
2236		2715
2237	$rmp->{random_seed} ||= $exit->random_seed;	2716	$rmp->{random_seed} ||= $exit->random_seed;
2238		2717
2239	my $data = cf::to_json $rmp;	2718	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2240	my $md5 = Digest::MD5::md5_hex $data;	2719	my $md5 = Digest::MD5::md5_hex $data;
2241	my $meta = "$RANDOMDIR/$md5.meta";	2720	my $meta = "$RANDOMDIR/$md5.meta";
2242		2721
2243	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2722	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2244	aio_write $fh, 0, (length $data), $data, 0;	2723	aio_write $fh, 0, (length $data), $data, 0;
2245	undef $fh;	2724	undef $fh;
2246	aio_rename "$meta~", $meta;	2725	aio_rename "$meta~", $meta;
2247		2726
		2727	my $slaying = "?random/$md5";
		2728
		2729	if ($exit->valid) {
2248	$exit->slaying ("?random/$md5");	2730	$exit->slaying ("?random/$md5");
2249	$exit->msg (undef);	2731	$exit->msg (undef);
		2732	}
2250	}	2733	}
2251	}	2734	}
2252		2735
2253	sub cf::object::player::enter_exit {	2736	sub cf::object::player::enter_exit {
2254	my ($self, $exit) = @_;	2737	my ($self, $exit) = @_;
2255		2738
2256	return unless $self->type == cf::PLAYER;	2739	return unless $self->type == cf::PLAYER;
2257		2740
2258	if ($exit->slaying eq "/!") {
2259	#TODO: this should de-fi-ni-te-ly not be a sync-job
2260	# the problem is that $exit might not survive long enough
2261	# so it needs to be done right now, right here
2262	cf::sync_job { prepare_random_map $exit };
2263	}
2264
2265	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2266	my $hp = $exit->stats->hp;
2267	my $sp = $exit->stats->sp;
2268
2269	$self->enter_link;	2741	$self->enter_link;
2270		2742
2271	(async {	2743	(async {
2272	$self->deactivate_recursive; # just to be sure	2744	$Coro::current->{desc} = "enter_exit";
		2745
2273	unless (eval {	2746	unless (eval {
		2747	$self->deactivate_recursive; # just to be sure
		2748
		2749	# random map handling
		2750	{
		2751	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2752
		2753	prepare_random_map $exit
		2754	if $exit->slaying eq "/!";
		2755	}
		2756
		2757	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2758	my $x = $exit->stats->hp;
		2759	my $y = $exit->stats->sp;
		2760
2274	$self->goto ($slaying, $hp, $sp);	2761	$self->goto ($map, $x, $y);
2275		2762
		2763	# if exit is damned, update players death & WoR home-position
		2764	$self->contr->savebed ($map, $x, $y)
		2765	if $exit->flag (cf::FLAG_DAMNED);
		2766
2276	1;	2767	1
2277	}) {	2768	}) {
2278	$self->message ("Something went wrong deep within the crossfire server. "	2769	$self->message ("Something went wrong deep within the deliantra server. "
2279	. "I'll try to bring you back to the map you were before. "	2770	. "I'll try to bring you back to the map you were before. "
2280	. "Please report this to the dungeon master!",	2771	. "Please report this to the dungeon master!",
2281	cf::NDI_UNIQUE | cf::NDI_RED);	2772	cf::NDI_UNIQUE | cf::NDI_RED);
2282		2773
2283	warn "ERROR in enter_exit: $@";	2774	warn "ERROR in enter_exit: $@";
…		…
2302		2793
2303	utf8::encode $text;	2794	utf8::encode $text;
2304	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2795	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2305	}	2796	}
2306		2797
		2798	=item $client->send_big_packet ($pkt)
		2799
		2800	Like C<send_packet>, but tries to compress large packets, and fragments
		2801	them as required.
		2802
		2803	=cut
		2804
		2805	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2806
		2807	sub cf::client::send_big_packet {
		2808	my ($self, $pkt) = @_;
		2809
		2810	# try lzf for large packets
		2811	$pkt = "lzf " . Compress::LZF::compress $pkt
		2812	if 1024 <= length $pkt and $self->{can_lzf};
		2813
		2814	# split very large packets
		2815	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2816	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2817	$pkt = "frag";
		2818	}
		2819
		2820	$self->send_packet ($pkt);
		2821	}
		2822
		2823	=item $client->send_msg ($channel, $msg, $color, [extra...])
		2824
		2825	Send a drawinfo or msg packet to the client, formatting the msg for the
		2826	client if neccessary. C<$type> should be a string identifying the type of
		2827	the message, with C<log> being the default. If C<$color> is negative, suppress
		2828	the message unless the client supports the msg packet.
		2829
		2830	=cut
		2831
		2832	# non-persistent channels (usually the info channel)
		2833	our %CHANNEL = (
		2834	"c/motd" => {
		2835	id => "infobox",
		2836	title => "MOTD",
		2837	reply => undef,
		2838	tooltip => "The message of the day",
		2839	},
		2840	"c/identify" => {
		2841	id => "infobox",
		2842	title => "Identify",
		2843	reply => undef,
		2844	tooltip => "Items recently identified",
		2845	},
		2846	"c/examine" => {
		2847	id => "infobox",
		2848	title => "Examine",
		2849	reply => undef,
		2850	tooltip => "Signs and other items you examined",
		2851	},
		2852	"c/shopinfo" => {
		2853	id => "infobox",
		2854	title => "Shop Info",
		2855	reply => undef,
		2856	tooltip => "What your bargaining skill tells you about the shop",
		2857	},
		2858	"c/book" => {
		2859	id => "infobox",
		2860	title => "Book",
		2861	reply => undef,
		2862	tooltip => "The contents of a note or book",
		2863	},
		2864	"c/lookat" => {
		2865	id => "infobox",
		2866	title => "Look",
		2867	reply => undef,
		2868	tooltip => "What you saw there",
		2869	},
		2870	"c/who" => {
		2871	id => "infobox",
		2872	title => "Players",
		2873	reply => undef,
		2874	tooltip => "Shows players who are currently online",
		2875	},
		2876	"c/body" => {
		2877	id => "infobox",
		2878	title => "Body Parts",
		2879	reply => undef,
		2880	tooltip => "Shows which body parts you posess and are available",
		2881	},
		2882	"c/statistics" => {
		2883	id => "infobox",
		2884	title => "Statistics",
		2885	reply => undef,
		2886	tooltip => "Shows your primary statistics",
		2887	},
		2888	"c/skills" => {
		2889	id => "infobox",
		2890	title => "Skills",
		2891	reply => undef,
		2892	tooltip => "Shows your experience per skill and item power",
		2893	},
		2894	"c/shopitems" => {
		2895	id => "infobox",
		2896	title => "Shop Items",
		2897	reply => undef,
		2898	tooltip => "Shows the items currently for sale in this shop",
		2899	},
		2900	"c/resistances" => {
		2901	id => "infobox",
		2902	title => "Resistances",
		2903	reply => undef,
		2904	tooltip => "Shows your resistances",
		2905	},
		2906	"c/pets" => {
		2907	id => "infobox",
		2908	title => "Pets",
		2909	reply => undef,
		2910	tooltip => "Shows information abotu your pets/a specific pet",
		2911	},
		2912	"c/perceiveself" => {
		2913	id => "infobox",
		2914	title => "Perceive Self",
		2915	reply => undef,
		2916	tooltip => "You gained detailed knowledge about yourself",
		2917	},
		2918	"c/uptime" => {
		2919	id => "infobox",
		2920	title => "Uptime",
		2921	reply => undef,
		2922	tooltip => "How long the server has been running since last restart",
		2923	},
		2924	"c/mapinfo" => {
		2925	id => "infobox",
		2926	title => "Map Info",
		2927	reply => undef,
		2928	tooltip => "Information related to the maps",
		2929	},
		2930	"c/party" => {
		2931	id => "party",
		2932	title => "Party",
		2933	reply => "gsay ",
		2934	tooltip => "Messages and chat related to your party",
		2935	},
		2936	"c/death" => {
		2937	id => "death",
		2938	title => "Death",
		2939	reply => undef,
		2940	tooltip => "Reason for and more info about your most recent death",
		2941	},
		2942	"c/say" => $SAY_CHANNEL,
		2943	"c/chat" => $CHAT_CHANNEL,
		2944	);
		2945
		2946	sub cf::client::send_msg {
		2947	my ($self, $channel, $msg, $color, @extra) = @_;
		2948
		2949	$msg = $self->pl->expand_cfpod ($msg)
		2950	unless $color & cf::NDI_VERBATIM;
		2951
		2952	$color &= cf::NDI_CLIENT_MASK; # just in case...
		2953
		2954	# check predefined channels, for the benefit of C
		2955	if ($CHANNEL{$channel}) {
		2956	$channel = $CHANNEL{$channel};
		2957
		2958	$self->ext_msg (channel_info => $channel);
		2959	$channel = $channel->{id};
		2960
		2961	} elsif (ref $channel) {
		2962	# send meta info to client, if not yet sent
		2963	unless (exists $self->{channel}{$channel->{id}}) {
		2964	$self->{channel}{$channel->{id}} = $channel;
		2965	$self->ext_msg (channel_info => $channel);
		2966	}
		2967
		2968	$channel = $channel->{id};
		2969	}
		2970
		2971	return unless @extra || length $msg;
		2972
		2973	# default colour, mask it out
		2974	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
		2975	if $color & cf::NDI_DEF;
		2976
		2977	my $pkt = "msg "
		2978	. $self->{json_coder}->encode (
		2979	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		2980	);
		2981
		2982	$self->send_big_packet ($pkt);
		2983	}
		2984
2307	=item $client->ext_event ($type, %msg)	2985	=item $client->ext_msg ($type, @msg)
2308		2986
2309	Sends an exti event to the client.	2987	Sends an ext event to the client.
2310		2988
2311	=cut	2989	=cut
2312		2990
2313	sub cf::client::ext_event($$%) {	2991	sub cf::client::ext_msg($$@) {
2314	my ($self, $type, %msg) = @_;	2992	my ($self, $type, @msg) = @_;
2315		2993
		2994	if ($self->extcmd == 2) {
		2995	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2996	} elsif ($self->extcmd == 1) { # TODO: remove
2316	$msg{msgtype} = "event_$type";	2997	push @msg, msgtype => "event_$type";
2317	$self->send_packet ("ext " . cf::to_json \%msg);	2998	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2999	}
		3000	}
		3001
		3002	=item $client->ext_reply ($msgid, @msg)
		3003
		3004	Sends an ext reply to the client.
		3005
		3006	=cut
		3007
		3008	sub cf::client::ext_reply($$@) {
		3009	my ($self, $id, @msg) = @_;
		3010
		3011	if ($self->extcmd == 2) {
		3012	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		3013	} elsif ($self->extcmd == 1) {
		3014	#TODO: version 1, remove
		3015	unshift @msg, msgtype => "reply", msgid => $id;
		3016	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3017	}
2318	}	3018	}
2319		3019
2320	=item $success = $client->query ($flags, "text", \&cb)	3020	=item $success = $client->query ($flags, "text", \&cb)
2321		3021
2322	Queues a query to the client, calling the given callback with	3022	Queues a query to the client, calling the given callback with
2323	the reply text on a reply. flags can be C<cf::CS_QUERY_YESNO>,	3023	the reply text on a reply. flags can be C<cf::CS_QUERY_YESNO>,
2324	C<cf::CS_QUERY_SINGLECHAR> or C<cf::CS_QUERY_HIDEINPUT> or C<0>.	3024	C<cf::CS_QUERY_SINGLECHAR> or C<cf::CS_QUERY_HIDEINPUT> or C<0>.
2325		3025
2326	Queries can fail, so check the return code. Or don't, as queries will become	3026	Queries can fail, so check the return code. Or don't, as queries will
2327	reliable at some point in the future.	3027	become reliable at some point in the future.
2328		3028
2329	=cut	3029	=cut
2330		3030
2331	sub cf::client::query {	3031	sub cf::client::query {
2332	my ($self, $flags, $text, $cb) = @_;	3032	my ($self, $flags, $text, $cb) = @_;
…		…
2340	utf8::encode $text;	3040	utf8::encode $text;
2341	push @{ $self->{query_queue} }, [(sprintf "query %d %s", $flags, $text), $cb];	3041	push @{ $self->{query_queue} }, [(sprintf "query %d %s", $flags, $text), $cb];
2342		3042
2343	$self->send_packet ($self->{query_queue}[0][0])	3043	$self->send_packet ($self->{query_queue}[0][0])
2344	if @{ $self->{query_queue} } == 1;	3044	if @{ $self->{query_queue} } == 1;
		3045
		3046	1
2345	}	3047	}
2346		3048
2347	cf::client->attach (	3049	cf::client->attach (
		3050	on_connect => sub {
		3051	my ($ns) = @_;
		3052
		3053	$ns->{json_coder} = JSON::XS->new->utf8->max_size (1e6)->convert_blessed;
		3054	},
2348	on_reply => sub {	3055	on_reply => sub {
2349	my ($ns, $msg) = @_;	3056	my ($ns, $msg) = @_;
2350		3057
2351	# this weird shuffling is so that direct followup queries	3058	# this weird shuffling is so that direct followup queries
2352	# get handled first	3059	# get handled first
…		…
2364	} else {	3071	} else {
2365	$ns->state (ST_PLAYING) if $ns->state == ST_CUSTOM;	3072	$ns->state (ST_PLAYING) if $ns->state == ST_CUSTOM;
2366	}	3073	}
2367	}	3074	}
2368	},	3075	},
		3076	on_exticmd => sub {
		3077	my ($ns, $buf) = @_;
		3078
		3079	my $msg = eval { $ns->{json_coder}->decode ($buf) };
		3080
		3081	if (ref $msg) {
		3082	my ($type, $reply, @payload) =
		3083	"ARRAY" eq ref $msg
		3084	? @$msg
		3085	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		3086
		3087	my @reply;
		3088
		3089	if (my $cb = $EXTICMD{$type}) {
		3090	@reply = $cb->($ns, @payload);
		3091	}
		3092
		3093	$ns->ext_reply ($reply, @reply)
		3094	if $reply;
		3095
		3096	} else {
		3097	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
		3098	}
		3099
		3100	cf::override;
		3101	},
2369	);	3102	);
2370		3103
2371	=item $client->async (\&cb)	3104	=item $client->async (\&cb)
2372		3105
2373	Create a new coroutine, running the specified callback. The coroutine will	3106	Create a new coroutine, running the specified callback. The coroutine will
…		…
2414	our $safe = new Safe "safe";	3147	our $safe = new Safe "safe";
2415	our $safe_hole = new Safe::Hole;	3148	our $safe_hole = new Safe::Hole;
2416		3149
2417	$SIG{FPE} = 'IGNORE';	3150	$SIG{FPE} = 'IGNORE';
2418		3151
2419	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3152	$safe->permit_only (Opcode::opset qw(
		3153	:base_core :base_mem :base_orig :base_math :base_loop
		3154	grepstart grepwhile mapstart mapwhile
		3155	sort time
		3156	));
2420		3157
2421	# here we export the classes and methods available to script code	3158	# here we export the classes and methods available to script code
2422		3159
2423	=pod	3160	=pod
2424		3161
2425	The following functions and methods are available within a safe environment:	3162	The following functions and methods are available within a safe environment:
2426		3163
2427	cf::object contr pay_amount pay_player map	3164	cf::object
		3165	contr pay_amount pay_player map x y force_find force_add destroy
		3166	insert remove name archname title slaying race decrease split
		3167	value
		3168
2428	cf::object::player player	3169	cf::object::player
2429	cf::player peaceful	3170	player
2430	cf::map trigger	3171
		3172	cf::player
		3173	peaceful
		3174
		3175	cf::map
		3176	trigger
2431		3177
2432	=cut	3178	=cut
2433		3179
2434	for (	3180	for (
2435	["cf::object" => qw(contr pay_amount pay_player map)],	3181	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
		3182	insert remove inv nrof name archname title slaying race
		3183	decrease split destroy change_exp value msg lore send_msg)],
2436	["cf::object::player" => qw(player)],	3184	["cf::object::player" => qw(player)],
2437	["cf::player" => qw(peaceful)],	3185	["cf::player" => qw(peaceful send_msg)],
2438	["cf::map" => qw(trigger)],	3186	["cf::map" => qw(trigger)],
2439	) {	3187	) {
2440	no strict 'refs';	3188	no strict 'refs';
2441	my ($pkg, @funs) = @$_;	3189	my ($pkg, @funs) = @$_;
2442	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3190	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2460		3208
2461	my $qcode = $code;	3209	my $qcode = $code;
2462	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3210	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2463	$qcode =~ s/\n/\\n/g;	3211	$qcode =~ s/\n/\\n/g;
2464		3212
		3213	%vars = (_dummy => 0) unless %vars;
		3214
		3215	my @res;
2465	local $_;	3216	local $_;
2466	local @safe::cf::_safe_eval_args = values %vars;
2467		3217
2468	my $eval =	3218	my $eval =
2469	"do {\n"	3219	"do {\n"
2470	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3220	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2471	. "#line 0 \"{$qcode}\"\n"	3221	. "#line 0 \"{$qcode}\"\n"
2472	. $code	3222	. $code
2473	. "\n}"	3223	. "\n}"
2474	;	3224	;
2475		3225
		3226	if ($CFG{safe_eval}) {
2476	sub_generation_inc;	3227	sub_generation_inc;
		3228	local @safe::cf::_safe_eval_args = values %vars;
2477	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3229	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2478	sub_generation_inc;	3230	sub_generation_inc;
		3231	} else {
		3232	local @cf::_safe_eval_args = values %vars;
		3233	@res = wantarray ? eval eval : scalar eval $eval;
		3234	}
2479		3235
2480	if ($@) {	3236	if ($@) {
2481	warn "$@";	3237	warn "$@";
2482	warn "while executing safe code '$code'\n";	3238	warn "while executing safe code '$code'\n";
2483	warn "with arguments " . (join " ", %vars) . "\n";	3239	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2502	=cut	3258	=cut
2503		3259
2504	sub register_script_function {	3260	sub register_script_function {
2505	my ($fun, $cb) = @_;	3261	my ($fun, $cb) = @_;
2506		3262
2507	no strict 'refs';	3263	$fun = "safe::$fun" if $CFG{safe_eval};
2508	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3264	*$fun = $safe_hole->wrap ($cb);
2509	}	3265	}
2510		3266
2511	=back	3267	=back
2512		3268
2513	=cut	3269	=cut
…		…
2515	#############################################################################	3271	#############################################################################
2516	# the server's init and main functions	3272	# the server's init and main functions
2517		3273
2518	sub load_facedata($) {	3274	sub load_facedata($) {
2519	my ($path) = @_;	3275	my ($path) = @_;
		3276
		3277	# HACK to clear player env face cache, we need some signal framework
		3278	# for this (global event?)
		3279	%ext::player_env::MUSIC_FACE_CACHE = ();
		3280
		3281	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2520		3282
2521	warn "loading facedata from $path\n";	3283	warn "loading facedata from $path\n";
2522		3284
2523	my $facedata;	3285	my $facedata;
2524	0 < aio_load $path, $facedata	3286	0 < aio_load $path, $facedata
…		…
2527	$facedata = Coro::Storable::thaw $facedata;	3289	$facedata = Coro::Storable::thaw $facedata;
2528		3290
2529	$facedata->{version} == 2	3291	$facedata->{version} == 2
2530	or cf::cleanup "$path: version mismatch, cannot proceed.";	3292	or cf::cleanup "$path: version mismatch, cannot proceed.";
2531		3293
		3294	# patch in the exptable
		3295	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
		3296	$facedata->{resource}{"res/exp_table"} = {
		3297	type => FT_RSRC,
		3298	data => $exp_table,
		3299	hash => (Digest::MD5::md5 $exp_table),
		3300	};
		3301	cf::cede_to_tick;
		3302
2532	{	3303	{
2533	my $faces = $facedata->{faceinfo};	3304	my $faces = $facedata->{faceinfo};
2534		3305
2535	while (my ($face, $info) = each %$faces) {	3306	while (my ($face, $info) = each %$faces) {
2536	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3307	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3308
2537	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3309	cf::face::set_visibility $idx, $info->{visibility};
		3310	cf::face::set_magicmap $idx, $info->{magicmap};
2538	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3311	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2539	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3312	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2540	Coro::cede;	3313
		3314	cf::cede_to_tick;
2541	}	3315	}
2542		3316
2543	while (my ($face, $info) = each %$faces) {	3317	while (my ($face, $info) = each %$faces) {
2544	next unless $info->{smooth};	3318	next unless $info->{smooth};
		3319
2545	my $idx = cf::face::find $face	3320	my $idx = cf::face::find $face
2546	or next;	3321	or next;
		3322
2547	if (my $smooth = cf::face::find $info->{smooth}) {	3323	if (my $smooth = cf::face::find $info->{smooth}) {
		3324	cf::face::set_smooth $idx, $smooth;
2548	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3325	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2549	} else {	3326	} else {
2550	warn "smooth face '$info->{smooth}' not found for face '$face'";	3327	warn "smooth face '$info->{smooth}' not found for face '$face'";
2551	}	3328	}
2552	Coro::cede;	3329
		3330	cf::cede_to_tick;
2553	}	3331	}
2554	}	3332	}
2555		3333
2556	{	3334	{
2557	my $anims = $facedata->{animinfo};	3335	my $anims = $facedata->{animinfo};
2558		3336
2559	while (my ($anim, $info) = each %$anims) {	3337	while (my ($anim, $info) = each %$anims) {
2560	cf::anim::set $anim, $info->{frames}, $info->{facings};	3338	cf::anim::set $anim, $info->{frames}, $info->{facings};
2561	Coro::cede;	3339	cf::cede_to_tick;
2562	}	3340	}
2563		3341
2564	cf::anim::invalidate_all; # d'oh	3342	cf::anim::invalidate_all; # d'oh
2565	}	3343	}
2566		3344
		3345	{
		3346	my $res = $facedata->{resource};
		3347
		3348	while (my ($name, $info) = each %$res) {
		3349	if (defined $info->{type}) {
		3350	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3351
		3352	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
		3353	cf::face::set_type $idx, $info->{type};
		3354	} else {
		3355	$RESOURCE{$name} = $info;
		3356	}
		3357
		3358	cf::cede_to_tick;
		3359	}
		3360	}
		3361
		3362	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3363
2567	1	3364	1
2568	}	3365	}
2569		3366
		3367	cf::global->attach (on_resource_update => sub {
		3368	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3369	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3370
		3371	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3372	my $sound = $soundconf->{compat}[$_]
		3373	or next;
		3374
		3375	my $face = cf::face::find "sound/$sound->[1]";
		3376	cf::sound::set $sound->[0] => $face;
		3377	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3378	}
		3379
		3380	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3381	my $face = cf::face::find "sound/$v";
		3382	cf::sound::set $k => $face;
		3383	}
		3384	}
		3385	});
		3386
		3387	register_exticmd fx_want => sub {
		3388	my ($ns, $want) = @_;
		3389
		3390	while (my ($k, $v) = each %$want) {
		3391	$ns->fx_want ($k, $v);
		3392	}
		3393	};
		3394
		3395	sub load_resource_file($) {
		3396	my $guard = lock_acquire "load_resource_file";
		3397
		3398	my $status = load_resource_file_ $_[0];
		3399	get_slot 0.1, 100;
		3400	cf::arch::commit_load;
		3401
		3402	$status
		3403	}
		3404
2570	sub reload_regions {	3405	sub reload_regions {
		3406	# HACK to clear player env face cache, we need some signal framework
		3407	# for this (global event?)
		3408	%ext::player_env::MUSIC_FACE_CACHE = ();
		3409
2571	load_resource_file "$MAPDIR/regions"	3410	load_resource_file "$MAPDIR/regions"
2572	or die "unable to load regions file\n";	3411	or die "unable to load regions file\n";
		3412
		3413	for (cf::region::list) {
		3414	$_->{match} = qr/$_->{match}/
		3415	if exists $_->{match};
		3416	}
2573	}	3417	}
2574		3418
2575	sub reload_facedata {	3419	sub reload_facedata {
2576	load_facedata "$DATADIR/facedata"	3420	load_facedata "$DATADIR/facedata"
2577	or die "unable to load facedata\n";	3421	or die "unable to load facedata\n";
…		…
2588	}	3432	}
2589		3433
2590	sub reload_resources {	3434	sub reload_resources {
2591	warn "reloading resource files...\n";	3435	warn "reloading resource files...\n";
2592		3436
		3437	reload_facedata;
		3438	reload_archetypes;
2593	reload_regions;	3439	reload_regions;
2594	reload_facedata;
2595	#reload_archetypes;#d#
2596	reload_archetypes;
2597	reload_treasures;	3440	reload_treasures;
2598		3441
2599	warn "finished reloading resource files\n";	3442	warn "finished reloading resource files\n";
2600	}	3443	}
2601		3444
2602	sub init {	3445	sub reload_config {
2603	reload_resources;	3446	warn "reloading config file...\n";
2604	}
2605		3447
2606	sub cfg_load {
2607	open my $fh, "<:utf8", "$CONFDIR/config"	3448	open my $fh, "<:utf8", "$CONFDIR/config"
2608	or return;	3449	or return;
2609		3450
2610	local $/;	3451	local $/;
2611	*CFG = YAML::Syck::Load <$fh>;	3452	*CFG = YAML::XS::Load scalar <$fh>;
2612		3453
2613	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3454	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2614		3455
2615	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3456	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2616	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3457	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2620	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3461	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2621	and die "WARNING: m(un)lockall failed: $!\n";	3462	and die "WARNING: m(un)lockall failed: $!\n";
2622	};	3463	};
2623	warn $@ if $@;	3464	warn $@ if $@;
2624	}	3465	}
		3466
		3467	warn "finished reloading resource files\n";
		3468	}
		3469
		3470	sub pidfile() {
		3471	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3472	or die "$PIDFILE: $!";
		3473	flock $fh, &Fcntl::LOCK_EX
		3474	or die "$PIDFILE: flock: $!";
		3475	$fh
		3476	}
		3477
		3478	# make sure only one server instance is running at any one time
		3479	sub atomic {
		3480	my $fh = pidfile;
		3481
		3482	my $pid = <$fh>;
		3483	kill 9, $pid if $pid > 0;
		3484
		3485	seek $fh, 0, 0;
		3486	print $fh $$;
		3487	}
		3488
		3489	sub main_loop {
		3490	warn "EV::loop starting\n";
		3491	if (1) {
		3492	EV::loop;
		3493	}
		3494	warn "EV::loop returned\n";
		3495	goto &main_loop unless $REALLY_UNLOOP;
2625	}	3496	}
2626		3497
2627	sub main {	3498	sub main {
		3499	cf::init_globals; # initialise logging
		3500
		3501	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3502	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3503	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3504	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3505
		3506	cf::init_experience;
		3507	cf::init_anim;
		3508	cf::init_attackmess;
		3509	cf::init_dynamic;
		3510
		3511	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3512
2628	# we must not ever block the main coroutine	3513	# we must not ever block the main coroutine
2629	local $Coro::idle = sub {	3514	local $Coro::idle = sub {
2630	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3515	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2631	(async {	3516	(async {
2632	Event::one_event;	3517	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3518	EV::loop EV::LOOP_ONESHOT;
2633	})->prio (Coro::PRIO_MAX);	3519	})->prio (Coro::PRIO_MAX);
2634	};	3520	};
2635		3521
2636	cfg_load;	3522	evthread_start IO::AIO::poll_fileno;
		3523
		3524	cf::sync_job {
		3525	cf::load_settings;
		3526	cf::load_materials;
		3527
		3528	reload_resources;
		3529	reload_config;
2637	db_init;	3530	db_init;
		3531
		3532	cf::init_uuid;
		3533	cf::init_signals;
		3534	cf::init_commands;
		3535	cf::init_skills;
		3536
		3537	cf::init_beforeplay;
		3538
		3539	atomic;
		3540
2638	load_extensions;	3541	load_extensions;
2639		3542
2640	$TICK_WATCHER->start;	3543	utime time, time, $RUNTIMEFILE;
2641	Event::loop;	3544
		3545	# no (long-running) fork's whatsoever before this point(!)
		3546	use POSIX ();
		3547	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3548
		3549	(pop @POST_INIT)->(0) while @POST_INIT;
		3550	};
		3551
		3552	main_loop;
2642	}	3553	}
2643		3554
2644	#############################################################################	3555	#############################################################################
2645	# initialisation and cleanup	3556	# initialisation and cleanup
2646		3557
2647	# install some emergency cleanup handlers	3558	# install some emergency cleanup handlers
2648	BEGIN {	3559	BEGIN {
		3560	our %SIGWATCHER = ();
2649	for my $signal (qw(INT HUP TERM)) {	3561	for my $signal (qw(INT HUP TERM)) {
2650	Event->signal (	3562	$SIGWATCHER{$signal} = EV::signal $signal, sub {
2651	reentrant => 0,
2652	data => WF_AUTOCANCEL,
2653	signal => $signal,
2654	prio => 0,
2655	cb => sub {
2656	cf::cleanup "SIG$signal";	3563	cf::cleanup "SIG$signal";
2657	},
2658	);	3564	};
2659	}	3565	}
2660	}	3566	}
2661		3567
2662	sub write_runtime {	3568	sub write_runtime_sync {
2663	my $runtime = "$LOCALDIR/runtime";
2664
2665	# first touch the runtime file to show we are still running:	3569	# first touch the runtime file to show we are still running:
2666	# the fsync below can take a very very long time.	3570	# the fsync below can take a very very long time.
2667		3571
2668	IO::AIO::aio_utime $runtime, undef, undef;	3572	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2669		3573
2670	my $guard = cf::lock_acquire "write_runtime";	3574	my $guard = cf::lock_acquire "write_runtime";
2671		3575
2672	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3576	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
2673	or return;	3577	or return;
2674		3578
2675	my $value = $cf::RUNTIME + 90 + 10;	3579	my $value = $cf::RUNTIME + 90 + 10;
2676	# 10 is the runtime save interval, for a monotonic clock	3580	# 10 is the runtime save interval, for a monotonic clock
2677	# 60 allows for the watchdog to kill the server.	3581	# 60 allows for the watchdog to kill the server.
…		…
2687	aio_utime $fh, undef, undef;	3591	aio_utime $fh, undef, undef;
2688		3592
2689	close $fh	3593	close $fh
2690	or return;	3594	or return;
2691		3595
2692	aio_rename "$runtime~", $runtime	3596	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2693	and return;	3597	and return;
2694		3598
2695	warn "runtime file written.\n";	3599	warn "runtime file written.\n";
2696		3600
2697	1	3601	1
		3602	}
		3603
		3604	our $uuid_lock;
		3605	our $uuid_skip;
		3606
		3607	sub write_uuid_sync($) {
		3608	$uuid_skip ||= $_[0];
		3609
		3610	return if $uuid_lock;
		3611	local $uuid_lock = 1;
		3612
		3613	my $uuid = "$LOCALDIR/uuid";
		3614
		3615	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3616	or return;
		3617
		3618	my $value = uuid_seq uuid_cur;
		3619
		3620	unless ($value) {
		3621	warn "cowardly refusing to write zero uuid value!\n";
		3622	return;
		3623	}
		3624
		3625	my $value = uuid_str $value + $uuid_skip;
		3626	$uuid_skip = 0;
		3627
		3628	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3629	and return;
		3630
		3631	# always fsync - this file is important
		3632	aio_fsync $fh
		3633	and return;
		3634
		3635	close $fh
		3636	or return;
		3637
		3638	aio_rename "$uuid~", $uuid
		3639	and return;
		3640
		3641	warn "uuid file written ($value).\n";
		3642
		3643	1
		3644
		3645	}
		3646
		3647	sub write_uuid($$) {
		3648	my ($skip, $sync) = @_;
		3649
		3650	$sync ? write_uuid_sync $skip
		3651	: async { write_uuid_sync $skip };
2698	}	3652	}
2699		3653
2700	sub emergency_save() {	3654	sub emergency_save() {
2701	my $freeze_guard = cf::freeze_mainloop;	3655	my $freeze_guard = cf::freeze_mainloop;
2702		3656
2703	warn "enter emergency perl save\n";	3657	warn "emergency_perl_save: enter\n";
2704		3658
2705	cf::sync_job {	3659	cf::sync_job {
		3660	# this is a trade-off: we want to be very quick here, so
		3661	# save all maps without fsync, and later call a global sync
		3662	# (which in turn might be very very slow)
		3663	local $USE_FSYNC = 0;
		3664
2706	# use a peculiar iteration method to avoid tripping on perl	3665	# use a peculiar iteration method to avoid tripping on perl
2707	# refcount bugs in for. also avoids problems with players	3666	# refcount bugs in for. also avoids problems with players
2708	# and maps saved/destroyed asynchronously.	3667	# and maps saved/destroyed asynchronously.
2709	warn "begin emergency player save\n";	3668	warn "emergency_perl_save: begin player save\n";
2710	for my $login (keys %cf::PLAYER) {	3669	for my $login (keys %cf::PLAYER) {
2711	my $pl = $cf::PLAYER{$login} or next;	3670	my $pl = $cf::PLAYER{$login} or next;
2712	$pl->valid or next;	3671	$pl->valid or next;
		3672	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2713	$pl->save;	3673	$pl->save;
2714	}	3674	}
2715	warn "end emergency player save\n";	3675	warn "emergency_perl_save: end player save\n";
2716		3676
2717	warn "begin emergency map save\n";	3677	warn "emergency_perl_save: begin map save\n";
2718	for my $path (keys %cf::MAP) {	3678	for my $path (keys %cf::MAP) {
2719	my $map = $cf::MAP{$path} or next;	3679	my $map = $cf::MAP{$path} or next;
2720	$map->valid or next;	3680	$map->valid or next;
2721	$map->save;	3681	$map->save;
2722	}	3682	}
2723	warn "end emergency map save\n";	3683	warn "emergency_perl_save: end map save\n";
2724		3684
2725	warn "begin emergency database checkpoint\n";	3685	warn "emergency_perl_save: begin database checkpoint\n";
2726	BDB::db_env_txn_checkpoint $DB_ENV;	3686	BDB::db_env_txn_checkpoint $DB_ENV;
2727	warn "end emergency database checkpoint\n";	3687	warn "emergency_perl_save: end database checkpoint\n";
		3688
		3689	warn "emergency_perl_save: begin write uuid\n";
		3690	write_uuid_sync 1;
		3691	warn "emergency_perl_save: end write uuid\n";
2728	};	3692	};
2729		3693
		3694	warn "emergency_perl_save: starting sync()\n";
		3695	IO::AIO::aio_sync sub {
		3696	warn "emergency_perl_save: finished sync()\n";
		3697	};
		3698
2730	warn "leave emergency perl save\n";	3699	warn "emergency_perl_save: leave\n";
2731	}	3700	}
2732		3701
2733	sub post_cleanup {	3702	sub post_cleanup {
2734	my ($make_core) = @_;	3703	my ($make_core) = @_;
2735		3704
2736	warn Carp::longmess "post_cleanup backtrace"	3705	warn Carp::longmess "post_cleanup backtrace"
2737	if $make_core;	3706	if $make_core;
		3707
		3708	my $fh = pidfile;
		3709	unlink $PIDFILE if <$fh> == $$;
		3710	}
		3711
		3712	# a safer delete_package, copied from Symbol
		3713	sub clear_package($) {
		3714	my $pkg = shift;
		3715
		3716	# expand to full symbol table name if needed
		3717	unless ($pkg =~ /^main::.*::$/) {
		3718	$pkg = "main$pkg" if $pkg =~ /^::/;
		3719	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3720	$pkg .= '::' unless $pkg =~ /::$/;
		3721	}
		3722
		3723	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3724	my $stem_symtab = *{$stem}{HASH};
		3725
		3726	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3727	or return;
		3728
		3729	# clear all symbols
		3730	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3731	for my $name (keys %$leaf_symtab) {
		3732	_gv_clear *{"$pkg$name"};
		3733	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3734	}
		3735	warn "cleared package $pkg\n";#d#
2738	}	3736	}
2739		3737
2740	sub do_reload_perl() {	3738	sub do_reload_perl() {
2741	# can/must only be called in main	3739	# can/must only be called in main
2742	if ($Coro::current != $Coro::main) {	3740	if ($Coro::current != $Coro::main) {
2743	warn "can only reload from main coroutine";	3741	warn "can only reload from main coroutine";
2744	return;	3742	return;
2745	}	3743	}
2746		3744
		3745	return if $RELOAD++;
		3746
		3747	my $t1 = EV::time;
		3748
		3749	while ($RELOAD) {
2747	warn "reloading...";	3750	warn "reloading...";
2748		3751
2749	warn "entering sync_job";	3752	warn "entering sync_job";
2750		3753
2751	cf::sync_job {	3754	cf::sync_job {
2752	cf::write_runtime; # external watchdog should not bark	3755	cf::write_runtime_sync; # external watchdog should not bark
2753	cf::emergency_save;	3756	cf::emergency_save;
2754	cf::write_runtime; # external watchdog should not bark	3757	cf::write_runtime_sync; # external watchdog should not bark
2755		3758
2756	warn "syncing database to disk";	3759	warn "syncing database to disk";
2757	BDB::db_env_txn_checkpoint $DB_ENV;	3760	BDB::db_env_txn_checkpoint $DB_ENV;
2758		3761
2759	# if anything goes wrong in here, we should simply crash as we already saved	3762	# if anything goes wrong in here, we should simply crash as we already saved
2760		3763
2761	warn "cancelling all WF_AUTOCANCEL watchers";
2762	for (Event::all_watchers) {
2763	$_->cancel if $_->data & WF_AUTOCANCEL;
2764	}
2765
2766	warn "flushing outstanding aio requests";	3764	warn "flushing outstanding aio requests";
2767	for (;;) {
2768	BDB::flush;
2769	IO::AIO::flush;
2770	Coro::cede;
2771	last unless IO::AIO::nreqs || BDB::nreqs;	3765	while (IO::AIO::nreqs || BDB::nreqs) {
2772	warn "iterate...";	3766	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
2773	}
2774
2775	++$RELOAD;
2776
2777	warn "cancelling all extension coros";
2778	$_->cancel for values %EXT_CORO;
2779	%EXT_CORO = ();
2780
2781	warn "removing commands";
2782	%COMMAND = ();
2783
2784	warn "removing ext commands";
2785	%EXTCMD = ();
2786
2787	warn "unloading/nuking all extensions";
2788	for my $pkg (@EXTS) {
2789	warn "... unloading $pkg";
2790
2791	if (my $cb = $pkg->can ("unload")) {
2792	eval {
2793	$cb->($pkg);
2794	1
2795	} or warn "$pkg unloaded, but with errors: $@";
2796	}	3767	}
2797		3768
2798	warn "... nuking $pkg";	3769	warn "cancelling all extension coros";
2799	Symbol::delete_package $pkg;	3770	$_->cancel for values %EXT_CORO;
2800	}	3771	%EXT_CORO = ();
2801		3772
2802	warn "unloading all perl modules loaded from $LIBDIR";	3773	warn "removing commands";
2803	while (my ($k, $v) = each %INC) {	3774	%COMMAND = ();
2804	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2805		3775
		3776	warn "removing ext/exti commands";
		3777	%EXTCMD = ();
		3778	%EXTICMD = ();
		3779
		3780	warn "unloading/nuking all extensions";
		3781	for my $pkg (@EXTS) {
2806	warn "... unloading $k";	3782	warn "... unloading $pkg";
2807	delete $INC{$k};
2808		3783
2809	$k =~ s/\.pm$//;
2810	$k =~ s/\//::/g;
2811
2812	if (my $cb = $k->can ("unload_module")) {	3784	if (my $cb = $pkg->can ("unload")) {
		3785	eval {
2813	$cb->();	3786	$cb->($pkg);
		3787	1
		3788	} or warn "$pkg unloaded, but with errors: $@";
		3789	}
		3790
		3791	warn "... clearing $pkg";
		3792	clear_package $pkg;
2814	}	3793	}
2815		3794
2816	Symbol::delete_package $k;	3795	warn "unloading all perl modules loaded from $LIBDIR";
		3796	while (my ($k, $v) = each %INC) {
		3797	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3798
		3799	warn "... unloading $k";
		3800	delete $INC{$k};
		3801
		3802	$k =~ s/\.pm$//;
		3803	$k =~ s/\//::/g;
		3804
		3805	if (my $cb = $k->can ("unload_module")) {
		3806	$cb->();
		3807	}
		3808
		3809	clear_package $k;
2817	}	3810	}
2818		3811
2819	warn "getting rid of safe::, as good as possible";	3812	warn "getting rid of safe::, as good as possible";
2820	Symbol::delete_package "safe::$_"	3813	clear_package "safe::$_"
2821	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3814	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2822		3815
2823	warn "unloading cf.pm \"a bit\"";	3816	warn "unloading cf.pm \"a bit\"";
2824	delete $INC{"cf.pm"};	3817	delete $INC{"cf.pm"};
2825	delete $INC{"cf/pod.pm"};	3818	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
2826		3819
2827	# don't, removes xs symbols, too,	3820	# don't, removes xs symbols, too,
2828	# and global variables created in xs	3821	# and global variables created in xs
2829	#Symbol::delete_package __PACKAGE__;	3822	#clear_package __PACKAGE__;
2830		3823
2831	warn "unload completed, starting to reload now";	3824	warn "unload completed, starting to reload now";
2832		3825
2833	warn "reloading cf.pm";	3826	warn "reloading cf.pm";
2834	require cf;	3827	require cf;
2835	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3828	cf::_connect_to_perl_1;
2836		3829
2837	warn "loading config and database again";	3830	warn "loading config and database again";
2838	cf::cfg_load;	3831	cf::reload_config;
2839		3832
2840	warn "loading extensions";	3833	warn "loading extensions";
2841	cf::load_extensions;	3834	cf::load_extensions;
2842		3835
		3836	if ($REATTACH_ON_RELOAD) {
2843	warn "reattaching attachments to objects/players";	3837	warn "reattaching attachments to objects/players";
2844	_global_reattach; # objects, sockets	3838	_global_reattach; # objects, sockets
2845	warn "reattaching attachments to maps";	3839	warn "reattaching attachments to maps";
2846	reattach $_ for values %MAP;	3840	reattach $_ for values %MAP;
2847	warn "reattaching attachments to players";	3841	warn "reattaching attachments to players";
2848	reattach $_ for values %PLAYER;	3842	reattach $_ for values %PLAYER;
		3843	}
2849		3844
		3845	warn "running post_init jobs";
		3846	(pop @POST_INIT)->(1) while @POST_INIT;
		3847
2850	warn "leaving sync_job";	3848	warn "leaving sync_job";
2851		3849
2852	1	3850	1
2853	} or do {	3851	} or do {
2854	warn $@;	3852	warn $@;
2855	warn "error while reloading, exiting.";	3853	cf::cleanup "error while reloading, exiting.";
2856	exit 1;
2857	};	3854	};
2858		3855
2859	warn "reloaded";	3856	warn "reloaded";
		3857	--$RELOAD;
		3858	}
		3859
		3860	$t1 = EV::time - $t1;
		3861	warn "reload completed in ${t1}s\n";
2860	};	3862	};
2861		3863
2862	our $RELOAD_WATCHER; # used only during reload	3864	our $RELOAD_WATCHER; # used only during reload
2863		3865
2864	sub reload_perl() {	3866	sub reload_perl() {
2865	# doing reload synchronously and two reloads happen back-to-back,	3867	# doing reload synchronously and two reloads happen back-to-back,
2866	# coro crashes during coro_state_free->destroy here.	3868	# coro crashes during coro_state_free->destroy here.
2867		3869
2868	$RELOAD_WATCHER ||= Event->timer (	3870	$RELOAD_WATCHER ||= cf::async {
2869	reentrant => 0,	3871	Coro::AIO::aio_wait cache_extensions;
2870	after => 0,	3872
2871	data => WF_AUTOCANCEL,	3873	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
2872	cb => sub {
2873	do_reload_perl;	3874	do_reload_perl;
2874	undef $RELOAD_WATCHER;	3875	undef $RELOAD_WATCHER;
2875	},	3876	};
2876	);	3877	};
2877	}	3878	}
2878		3879
2879	register_command "reload" => sub {	3880	register_command "reload" => sub {
2880	my ($who, $arg) = @_;	3881	my ($who, $arg) = @_;
2881		3882
2882	if ($who->flag (FLAG_WIZ)) {	3883	if ($who->flag (FLAG_WIZ)) {
2883	$who->message ("reloading server.");	3884	$who->message ("reloading server.");
		3885	async {
		3886	$Coro::current->{desc} = "perl_reload";
2884	async { reload_perl };	3887	reload_perl;
		3888	};
2885	}	3889	}
2886	};	3890	};
2887		3891
2888	unshift @INC, $LIBDIR;	3892	unshift @INC, $LIBDIR;
2889		3893
…		…
2891		3895
2892	our @WAIT_FOR_TICK;	3896	our @WAIT_FOR_TICK;
2893	our @WAIT_FOR_TICK_BEGIN;	3897	our @WAIT_FOR_TICK_BEGIN;
2894		3898
2895	sub wait_for_tick {	3899	sub wait_for_tick {
2896	return unless $TICK_WATCHER->is_active;
2897	return if $Coro::current == $Coro::main;	3900	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
2898		3901
2899	my $signal = new Coro::Signal;	3902	my $signal = new Coro::Signal;
2900	push @WAIT_FOR_TICK, $signal;	3903	push @WAIT_FOR_TICK, $signal;
2901	$signal->wait;	3904	$signal->wait;
2902	}	3905	}
2903		3906
2904	sub wait_for_tick_begin {	3907	sub wait_for_tick_begin {
2905	return unless $TICK_WATCHER->is_active;
2906	return if $Coro::current == $Coro::main;	3908	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
2907		3909
2908	my $signal = new Coro::Signal;	3910	my $signal = new Coro::Signal;
2909	push @WAIT_FOR_TICK_BEGIN, $signal;	3911	push @WAIT_FOR_TICK_BEGIN, $signal;
2910	$signal->wait;	3912	$signal->wait;
2911	}	3913	}
2912		3914
2913	my $min = 1e6;#d#	3915	sub tick {
2914	my $avg = 10;
2915	$TICK_WATCHER = Event->timer (
2916	reentrant => 0,
2917	parked => 1,
2918	prio => 0,
2919	at => $NEXT_TICK || $TICK,
2920	data => WF_AUTOCANCEL,
2921	cb => sub {
2922	if ($Coro::current != $Coro::main) {	3916	if ($Coro::current != $Coro::main) {
2923	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3917	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
2924	unless ++$bug_warning > 10;	3918	unless ++$bug_warning > 10;
2925	return;	3919	return;
2926	}	3920	}
2927		3921
2928	$NOW = $tick_start = Event::time;
2929
2930	cf::server_tick; # one server iteration	3922	cf::server_tick; # one server iteration
2931		3923
2932	0 && sync_job {#d#	3924	#for(1..3e6){} EV::now_update; $NOW=EV::now; # generate load #d#
2933	for(1..10) {
2934	my $t = Event::time;
2935	my $map = my $map = new_from_path cf::map "/tmp/x.map"
2936	or die;
2937		3925
2938	$map->width (50);	3926	if ($NOW >= $NEXT_RUNTIME_WRITE) {
2939	$map->height (50);	3927	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
2940	$map->alloc;	3928	Coro::async_pool {
2941	$map->_load_objects ("/tmp/x.map", 1);	3929	$Coro::current->{desc} = "runtime saver";
2942	my $t = Event::time - $t;	3930	write_runtime_sync
2943		3931	or warn "ERROR: unable to write runtime file: $!";
2944	#next unless $t < 0.0013;#d#
2945	if ($t < $min) {
2946	$min = $t;
2947	}
2948	$avg = $avg * 0.99 + $t * 0.01;
2949	}
2950	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
2951	exit 0;
2952	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
2953	};	3932	};
		3933	}
2954		3934
2955	$RUNTIME += $TICK;
2956	$NEXT_TICK += $TICK;
2957
2958	if ($NOW >= $NEXT_RUNTIME_WRITE) {
2959	$NEXT_RUNTIME_WRITE = $NOW + 10;
2960	Coro::async_pool {
2961	write_runtime
2962	or warn "ERROR: unable to write runtime file: $!";
2963	};
2964	}
2965
2966	# my $AFTER = Event::time;
2967	# warn $AFTER - $NOW;#d#
2968
2969	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3935	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
2970	$sig->send;	3936	$sig->send;
2971	}	3937	}
2972	while (my $sig = shift @WAIT_FOR_TICK) {	3938	while (my $sig = shift @WAIT_FOR_TICK) {
2973	$sig->send;	3939	$sig->send;
2974	}	3940	}
2975		3941
2976	$NOW = Event::time;	3942	$LOAD = ($NOW - $TICK_START) / $TICK;
2977
2978	# if we are delayed by four ticks or more, skip them all
2979	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
2980
2981	$TICK_WATCHER->at ($NEXT_TICK);
2982	$TICK_WATCHER->start;
2983
2984	$LOAD = ($NOW - $tick_start) / $TICK;
2985	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3943	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
2986		3944
2987	_post_tick;	3945	if (0) {
2988		3946	if ($NEXT_TICK) {
2989		3947	my $jitter = $TICK_START - $NEXT_TICK;
		3948	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3949	warn "jitter $JITTER\n";#d#
		3950	}
2990	},	3951	}
2991	);	3952	}
2992		3953
2993	{	3954	{
2994	BDB::max_poll_time $TICK * 0.1;	3955	# configure BDB
2995	$BDB_POLL_WATCHER = Event->io (	3956
2996	reentrant => 0,
2997	fd => BDB::poll_fileno,
2998	poll => 'r',
2999	prio => 0,
3000	data => WF_AUTOCANCEL,
3001	cb => \&BDB::poll_cb,
3002	);
3003	BDB::min_parallel 8;	3957	BDB::min_parallel 16;
3004		3958	BDB::max_poll_reqs $TICK * 0.1;
3005	BDB::set_sync_prepare {	3959	$AnyEvent::BDB::WATCHER->priority (1);
3006	my $status;
3007	my $current = $Coro::current;
3008	(
3009	sub {
3010	$status = $!;
3011	$current->ready; undef $current;
3012	},
3013	sub {
3014	Coro::schedule while defined $current;
3015	$! = $status;
3016	},
3017	)
3018	};
3019		3960
3020	unless ($DB_ENV) {	3961	unless ($DB_ENV) {
3021	$DB_ENV = BDB::db_env_create;	3962	$DB_ENV = BDB::db_env_create;
		3963	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3964	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3965	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3966	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3967	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3022		3968
3023	cf::sync_job {	3969	cf::sync_job {
3024	eval {	3970	eval {
3025	BDB::db_env_open	3971	BDB::db_env_open
3026	$DB_ENV,	3972	$DB_ENV,
…		…
3028	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3974	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3029	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3975	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3030	0666;	3976	0666;
3031		3977
3032	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3978	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3033
3034	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3035	$DB_ENV->set_lk_detect;
3036	};	3979	};
3037		3980
3038	cf::cleanup "db_env_open(db): $@" if $@;	3981	cf::cleanup "db_env_open(db): $@" if $@;
3039	};	3982	};
3040	}	3983	}
		3984
		3985	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3986	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3987	};
		3988	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3989	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3990	};
		3991	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3992	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3993	};
3041	}	3994	}
3042		3995
3043	{	3996	{
		3997	# configure IO::AIO
		3998
3044	IO::AIO::min_parallel 8;	3999	IO::AIO::min_parallel 8;
3045
3046	undef $Coro::AIO::WATCHER;
3047	IO::AIO::max_poll_time $TICK * 0.1;	4000	IO::AIO::max_poll_time $TICK * 0.1;
3048	$AIO_POLL_WATCHER = Event->io (	4001	undef $AnyEvent::AIO::WATCHER;
3049	reentrant => 0,
3050	data => WF_AUTOCANCEL,
3051	fd => IO::AIO::poll_fileno,
3052	poll => 'r',
3053	prio => 6,
3054	cb => \&IO::AIO::poll_cb,
3055	);
3056	}	4002	}
3057		4003
3058	my $_log_backtrace;	4004	my $_log_backtrace;
3059		4005
3060	sub _log_backtrace {	4006	sub _log_backtrace {
…		…
3063	$msg =~ s/\n//;	4009	$msg =~ s/\n//;
3064		4010
3065	# limit the # of concurrent backtraces	4011	# limit the # of concurrent backtraces
3066	if ($_log_backtrace < 2) {	4012	if ($_log_backtrace < 2) {
3067	++$_log_backtrace;	4013	++$_log_backtrace;
		4014	my $perl_bt = Carp::longmess $msg;
3068	async {	4015	async {
		4016	$Coro::current->{desc} = "abt $msg";
		4017
3069	my @bt = fork_call {	4018	my @bt = fork_call {
3070	@addr = map { sprintf "%x", $_ } @addr;	4019	@addr = map { sprintf "%x", $_ } @addr;
3071	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4020	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3072	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4021	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3073	or die "addr2line: $!";	4022	or die "addr2line: $!";
…		…
3081	}	4030	}
3082		4031
3083	@funcs	4032	@funcs
3084	};	4033	};
3085		4034
3086	LOG llevInfo, "[ABT] $msg\n";	4035	LOG llevInfo, "[ABT] $perl_bt\n";
		4036	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3087	LOG llevInfo, "[ABT] $_\n" for @bt;	4037	LOG llevInfo, "[ABT] $_\n" for @bt;
3088	--$_log_backtrace;	4038	--$_log_backtrace;
3089	};	4039	};
3090	} else {	4040	} else {
3091	LOG llevInfo, "[ABT] $msg\n";	4041	LOG llevInfo, "[ABT] $msg\n";
3092	LOG llevInfo, "[ABT] [suppressed]\n";	4042	LOG llevInfo, "[ABT] [suppressed]\n";
3093	}	4043	}
3094	}	4044	}
3095		4045
3096	# load additional modules	4046	# load additional modules
3097	use cf::pod;	4047	require "cf/$_.pm" for @EXTRA_MODULES;
		4048	cf::_connect_to_perl_2;
3098		4049
3099	END { cf::emergency_save }	4050	END { cf::emergency_save }
3100		4051
3101	1	4052	1
3102		4053

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