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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.359 by root, Sat Sep 8 18:15:55 2007 UTC vs.
Revision 1.472 by root, Sat Jun 6 21:43:13 2009 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify
		7	# it under the terms of the GNU General Public License as published by
		8	# the Free Software Foundation, either version 3 of the License, or
		9	# (at your 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 GNU General Public License
		17	# along with this program. If not, see <http://www.gnu.org/licenses/>.
		18	#
		19	# The authors can be reached via e-mail to <support@deliantra.net>
		20	#
		21
1	package cf;	22	package cf;
2		23
		24	use 5.10.0;
3	use utf8;	25	use utf8;
4	use strict;	26	use strict qw(vars subs);
5		27
6	use Symbol;	28	use Symbol;
7	use List::Util;	29	use List::Util;
8	use Socket;	30	use Socket;
9	use Storable;	31	use EV;
10	use Event;
11	use Opcode;	32	use Opcode;
12	use Safe;	33	use Safe;
13	use Safe::Hole;	34	use Safe::Hole;
		35	use Storable ();
14		36
		37	use Guard ();
15	use Coro 3.64 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
18	use Coro::Event;	42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
		49	use Coro::BDB 1.6;
23	use Coro::Storable;	50	use Coro::Storable;
24	use Coro::Util ();	51	use Coro::Util ();
25		52
26	use JSON::XS ();	53	use JSON::XS 2.01 ();
27	use BDB ();	54	use BDB ();
28	use Data::Dumper;	55	use Data::Dumper;
29	use Digest::MD5;	56	use Digest::MD5;
30	use Fcntl;	57	use Fcntl;
31	use YAML::Syck ();	58	use YAML ();
32	use IO::AIO 2.32 ();	59	use IO::AIO ();
33	use Time::HiRes;	60	use Time::HiRes;
34	use Compress::LZF;	61	use Compress::LZF;
35	use Digest::MD5 ();	62	use Digest::MD5 ();
		63
		64	AnyEvent::detect;
36		65
37	# configure various modules to our taste	66	# configure various modules to our taste
38	#	67	#
39	$Storable::canonical = 1; # reduce rsync transfers	68	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	69	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		70
		71	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		72
		73	# make sure c-lzf reinitialises itself
		74	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	75	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42
43	$Event::Eval = 1; # no idea why this is required, but it is
44
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		76
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	77	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		78
52	our %COMMAND = ();	79	our %COMMAND = ();
53	our %COMMAND_TIME = ();	80	our %COMMAND_TIME = ();
…		…
56	our %EXTCMD = ();	83	our %EXTCMD = ();
57	our %EXTICMD = ();	84	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	85	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	86	our %EXT_MAP = (); # pluggable maps
60		87
61	our $RELOAD; # number of reloads so far	88	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	89	our @EVENT;
63		90
64	our $CONFDIR = confdir;	91	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	92	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	93	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	94	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	95	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	96	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	97	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	98	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	99	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	100	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	101	our $BDBDIR = "$LOCALDIR/db";
		102	our $PIDFILE = "$LOCALDIR/pid";
		103	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		104
		105	our %RESOURCE;
75		106
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	107	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	108	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	109	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	110	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		111
		112	our $BDB_DEADLOCK_WATCHER;
		113	our $BDB_CHECKPOINT_WATCHER;
84	our $BDB_POLL_WATCHER;	114	our $BDB_TRICKLE_WATCHER;
85	our $DB_ENV;	115	our $DB_ENV;
		116
		117	our @EXTRA_MODULES = qw(pod mapscript);
86		118
87	our %CFG;	119	our %CFG;
88		120
89	our $UPTIME; $UPTIME ||= time;	121	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;	122	our $RUNTIME;
		123	our $NOW;
91		124
92	our (%PLAYER, %PLAYER_LOADING); # all users	125	our (%PLAYER, %PLAYER_LOADING); # all users
93	our (%MAP, %MAP_LOADING ); # all maps	126	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	127	our $LINK_MAP; # the special {link} map, which is always available
95		128
96	# used to convert map paths into valid unix filenames by replacing / by ∕	129	# used to convert map paths into valid unix filenames by replacing / by ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	130	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		131
99	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	132	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100	our $LOADAVG; # same thing, but with alpha-smoothing	133	our $LOADAVG; # same thing, but with alpha-smoothing
		134	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	135	our $TICK_START; # for load detecting purposes
		136
		137	our @POST_INIT;
		138
		139	our $REATTACH_ON_RELOAD; # ste to true to force object reattach on reload (slow)
102		140
103	binmode STDOUT;	141	binmode STDOUT;
104	binmode STDERR;	142	binmode STDERR;
105		143
106	# read virtual server time, if available	144	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	145	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	146	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	147	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	148	$RUNTIME = <$fh> + 0.;
111	}	149	}
		150
		151	eval "sub TICK() { $TICK } 1" or die;
112		152
113	mkdir $_	153	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	154	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		155
116	our $EMERGENCY_POSITION;	156	our $EMERGENCY_POSITION;
…		…
159		199
160	The raw value load value from the last tick.	200	The raw value load value from the last tick.
161		201
162	=item %cf::CFG	202	=item %cf::CFG
163		203
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	204	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	205	from wherever your confdir points to.
166		206
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	207	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		208
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	209	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
187	$msg .= "\n"	227	$msg .= "\n"
188	unless $msg =~ /\n$/;	228	unless $msg =~ /\n$/;
189		229
190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	230	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191		231
192	utf8::encode $msg;
193	LOG llevError, $msg;	232	LOG llevError, $msg;
194	};	233	};
195	}	234	}
		235
		236	$Coro::State::DIEHOOK = sub {
		237	return unless $^S eq 0; # "eq", not "=="
		238
		239	if ($Coro::current == $Coro::main) {#d#
		240	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		241	return;#d#
		242	}#d#
		243
		244	# kill coroutine otherwise
		245	warn Carp::longmess $_[0];
		246	Coro::terminate
		247	};
		248
		249	$SIG{__DIE__} = sub { }; #d#?
196		250
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	251	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	252	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	253	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	254	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	261	for my $pkg (qw(
208	cf::global cf::attachable	262	cf::global cf::attachable
209	cf::object cf::object::player	263	cf::object cf::object::player
210	cf::client cf::player	264	cf::client cf::player
211	cf::arch cf::living	265	cf::arch cf::living
		266	cf::map cf::mapspace
212	cf::map cf::party cf::region	267	cf::party cf::region
213	)) {	268	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	269	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	270	}
217		271
218	$Event::DIED = sub {	272	$EV::DIED = sub {
219	warn "error in event callback: @_";	273	warn "error in event callback: @_";
220	};	274	};
221		275
222	#############################################################################	276	#############################################################################
223		277
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	300	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	301	$d
248	} || "[unable to dump $_[0]: '$@']";	302	} || "[unable to dump $_[0]: '$@']";
249	}	303	}
250		304
251	=item $ref = cf::from_json $json	305	=item $ref = cf::decode_json $json
252		306
253	Converts a JSON string into the corresponding perl data structure.	307	Converts a JSON string into the corresponding perl data structure.
254		308
255	=item $json = cf::to_json $ref	309	=item $json = cf::encode_json $ref
256		310
257	Converts a perl data structure into its JSON representation.	311	Converts a perl data structure into its JSON representation.
258		312
259	=cut	313	=cut
260		314
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	315	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		316
263	sub to_json ($) { $json_coder->encode ($_[0]) }	317	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	318	sub decode_json($) { $json_coder->decode ($_[0]) }
		319
		320	=item cf::post_init { BLOCK }
		321
		322	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		323	but I<before> the server starts ticking again.
		324
		325	The cdoeblock will have a single boolean argument to indicate whether this
		326	is a reload or not.
		327
		328	=cut
		329
		330	sub post_init(&) {
		331	push @POST_INIT, shift;
		332	}
265		333
266	=item cf::lock_wait $string	334	=item cf::lock_wait $string
267		335
268	Wait until the given lock is available. See cf::lock_acquire.	336	Wait until the given lock is available. See cf::lock_acquire.
269		337
270	=item my $lock = cf::lock_acquire $string	338	=item my $lock = cf::lock_acquire $string
271		339
272	Wait until the given lock is available and then acquires it and returns	340	Wait until the given lock is available and then acquires it and returns
273	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	341	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
274	for example when the coroutine gets canceled), the lock is automatically	342	for example when the coroutine gets canceled), the lock is automatically
275	returned.	343	returned.
276		344
277	Locks are *not* recursive, locking from the same coro twice results in a	345	Locks are *not* recursive, locking from the same coro twice results in a
278	deadlocked coro.	346	deadlocked coro.
…		…
284		352
285	Return true if the lock is currently active, i.e. somebody has locked it.	353	Return true if the lock is currently active, i.e. somebody has locked it.
286		354
287	=cut	355	=cut
288		356
289	our %LOCK;	357	our $LOCKS = new Coro::SemaphoreSet;
290	our %LOCKER;#d#
291		358
292	sub lock_wait($) {	359	sub lock_wait($) {
293	my ($key) = @_;	360	$LOCKS->wait ($_[0]);
294
295	if ($LOCKER{$key} == $Coro::current) {#d#
296	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
297	return;#d#
298	}#d#
299
300	# wait for lock, if any
301	while ($LOCK{$key}) {
302	push @{ $LOCK{$key} }, $Coro::current;
303	Coro::schedule;
304	}
305	}	361	}
306		362
307	sub lock_acquire($) {	363	sub lock_acquire($) {
308	my ($key) = @_;	364	$LOCKS->guard ($_[0])
309
310	# wait, to be sure we are not locked
311	lock_wait $key;
312
313	$LOCK{$key} = [];
314	$LOCKER{$key} = $Coro::current;#d#
315
316	Coro::guard {
317	delete $LOCKER{$key};#d#
318	# wake up all waiters, to be on the safe side
319	$_->ready for @{ delete $LOCK{$key} };
320	}
321	}	365	}
322		366
323	sub lock_active($) {	367	sub lock_active($) {
324	my ($key) = @_;	368	$LOCKS->count ($_[0]) < 1
325
326	! ! $LOCK{$key}
327	}	369	}
328		370
329	sub freeze_mainloop {	371	sub freeze_mainloop {
330	return unless $TICK_WATCHER->is_active;	372	tick_inhibit_inc;
331		373
332	my $guard = Coro::guard {	374	&Guard::guard (\&tick_inhibit_dec);
333	$TICK_WATCHER->start;	375	}
334	};	376
335	$TICK_WATCHER->stop;	377	=item cf::periodic $interval, $cb
336	$guard	378
		379	Like EV::periodic, but randomly selects a starting point so that the actions
		380	get spread over timer.
		381
		382	=cut
		383
		384	sub periodic($$) {
		385	my ($interval, $cb) = @_;
		386
		387	my $start = rand List::Util::min 180, $interval;
		388
		389	EV::periodic $start, $interval, 0, $cb
337	}	390	}
338		391
339	=item cf::get_slot $time[, $priority[, $name]]	392	=item cf::get_slot $time[, $priority[, $name]]
340		393
341	Allocate $time seconds of blocking CPU time at priority C<$priority>:	394	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
352	our @SLOT_QUEUE;	405	our @SLOT_QUEUE;
353	our $SLOT_QUEUE;	406	our $SLOT_QUEUE;
354		407
355	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	408	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
356	$SLOT_QUEUE = Coro::async {	409	$SLOT_QUEUE = Coro::async {
		410	$Coro::current->desc ("timeslot manager");
		411
357	my $signal = new Coro::Signal;	412	my $signal = new Coro::Signal;
358		413
359	while () {	414	while () {
360	next_job:	415	next_job:
361	my $avail = cf::till_tick;	416	my $avail = cf::till_tick;
…		…
369	}	424	}
370	}	425	}
371	}	426	}
372		427
373	if (@SLOT_QUEUE) {	428	if (@SLOT_QUEUE) {
374	# we do not use wait_For_tick() as it returns immediately when tick is inactive	429	# we do not use wait_for_tick() as it returns immediately when tick is inactive
375	push @cf::WAIT_FOR_TICK, $signal;	430	push @cf::WAIT_FOR_TICK, $signal;
376	$signal->wait;	431	$signal->wait;
377	} else {	432	} else {
378	Coro::schedule;	433	Coro::schedule;
379	}	434	}
380	}	435	}
381	};	436	};
382		437
383	sub get_slot($;$$) {	438	sub get_slot($;$$) {
		439	return if tick_inhibit || $Coro::current == $Coro::main;
		440
384	my ($time, $pri, $name) = @_;	441	my ($time, $pri, $name) = @_;
385		442
386	$time = $TICK * .6 if $time > $TICK * .6;	443	$time = $TICK * .6 if $time > $TICK * .6;
387	my $sig = new Coro::Signal;	444	my $sig = new Coro::Signal;
388		445
…		…
402		459
403	BEGIN { *async = \&Coro::async_pool }	460	BEGIN { *async = \&Coro::async_pool }
404		461
405	=item cf::sync_job { BLOCK }	462	=item cf::sync_job { BLOCK }
406		463
407	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	464	The design of Deliantra requires that the main coroutine ($Coro::main)
408	is always able to handle events or runnable, as Crossfire TRT is only	465	is always able to handle events or runnable, as Deliantra is only
409	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	466	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
410	acceptable.	467	acceptable.
411		468
412	If it must be done, put the blocking parts into C<sync_job>. This will run	469	If it must be done, put the blocking parts into C<sync_job>. This will run
413	the given BLOCK in another coroutine while waiting for the result. The	470	the given BLOCK in another coroutine while waiting for the result. The
…		…
418		475
419	sub sync_job(&) {	476	sub sync_job(&) {
420	my ($job) = @_;	477	my ($job) = @_;
421		478
422	if ($Coro::current == $Coro::main) {	479	if ($Coro::current == $Coro::main) {
423	my $time = Event::time;	480	my $time = EV::time;
424		481
425	# this is the main coro, too bad, we have to block	482	# this is the main coro, too bad, we have to block
426	# till the operation succeeds, freezing the server :/	483	# till the operation succeeds, freezing the server :/
427		484
428	# TODO: use suspend/resume instead	485	LOG llevError, Carp::longmess "sync job";#d#
429	# (but this is cancel-safe)	486
430	my $freeze_guard = freeze_mainloop;	487	my $freeze_guard = freeze_mainloop;
431		488
432	my $busy = 1;	489	my $busy = 1;
433	my @res;	490	my @res;
434		491
435	(async {	492	(async {
		493	$Coro::current->desc ("sync job coro");
436	@res = eval { $job->() };	494	@res = eval { $job->() };
437	warn $@ if $@;	495	warn $@ if $@;
438	undef $busy;	496	undef $busy;
439	})->prio (Coro::PRIO_MAX);	497	})->prio (Coro::PRIO_MAX);
440		498
441	while ($busy) {	499	while ($busy) {
442	Coro::cede or Event::one_event;	500	if (Coro::nready) {
		501	Coro::cede_notself;
		502	} else {
		503	EV::loop EV::LOOP_ONESHOT;
443	}	504	}
		505	}
444		506
445	$time = Event::time - $time;	507	my $time = EV::time - $time;
446		508
447	LOG llevError | logBacktrace, Carp::longmess "long sync job"
448	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
449
450	$tick_start += $time; # do not account sync jobs to server load	509	$TICK_START += $time; # do not account sync jobs to server load
451		510
452	wantarray ? @res : $res[0]	511	wantarray ? @res : $res[0]
453	} else {	512	} else {
454	# we are in another coroutine, how wonderful, everything just works	513	# we are in another coroutine, how wonderful, everything just works
455		514
…		…
480	=item fork_call { }, $args	539	=item fork_call { }, $args
481		540
482	Executes the given code block with the given arguments in a seperate	541	Executes the given code block with the given arguments in a seperate
483	process, returning the results. Everything must be serialisable with	542	process, returning the results. Everything must be serialisable with
484	Coro::Storable. May, of course, block. Note that the executed sub may	543	Coro::Storable. May, of course, block. Note that the executed sub may
485	never block itself or use any form of Event handling.	544	never block itself or use any form of event handling.
486		545
487	=cut	546	=cut
488		547
489	sub fork_call(&@) {	548	sub fork_call(&@) {
490	my ($cb, @args) = @_;	549	my ($cb, @args) = @_;
…		…
499	}, @args;	558	}, @args;
500		559
501	wantarray ? @res : $res[-1]	560	wantarray ? @res : $res[-1]
502	}	561	}
503		562
		563	=item $coin = coin_from_name $name
		564
		565	=cut
		566
		567	our %coin_alias = (
		568	"silver" => "silvercoin",
		569	"silvercoin" => "silvercoin",
		570	"silvercoins" => "silvercoin",
		571	"gold" => "goldcoin",
		572	"goldcoin" => "goldcoin",
		573	"goldcoins" => "goldcoin",
		574	"platinum" => "platinacoin",
		575	"platinumcoin" => "platinacoin",
		576	"platinumcoins" => "platinacoin",
		577	"platina" => "platinacoin",
		578	"platinacoin" => "platinacoin",
		579	"platinacoins" => "platinacoin",
		580	"royalty" => "royalty",
		581	"royalties" => "royalty",
		582	);
		583
		584	sub coin_from_name($) {
		585	$coin_alias{$_[0]}
		586	? cf::arch::find $coin_alias{$_[0]}
		587	: undef
		588	}
		589
504	=item $value = cf::db_get $family => $key	590	=item $value = cf::db_get $family => $key
505		591
506	Returns a single value from the environment database.	592	Returns a single value from the environment database.
507		593
508	=item cf::db_put $family => $key => $value	594	=item cf::db_put $family => $key => $value
509		595
510	Stores the given C<$value> in the family. It can currently store binary	596	Stores the given C<$value> in the family. It can currently store binary
511	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	597	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
512		598
		599	=item $db = cf::db_table "name"
		600
		601	Create and/or open a new database table. The string must not be "db" and must be unique
		602	within each server.
		603
513	=cut	604	=cut
		605
		606	sub db_table($) {
		607	my ($name) = @_;
		608	my $db = BDB::db_create $DB_ENV;
		609
		610	eval {
		611	$db->set_flags (BDB::CHKSUM);
		612
		613	utf8::encode $name;
		614	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		615	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		616	cf::cleanup "db_open(db): $!" if $!;
		617	};
		618	cf::cleanup "db_open(db): $@" if $@;
		619
		620	$db
		621	}
514		622
515	our $DB;	623	our $DB;
516		624
517	sub db_init {	625	sub db_init {
518	unless ($DB) {
519	$DB = BDB::db_create $DB_ENV;
520
521	cf::sync_job {	626	cf::sync_job {
522	eval {	627	$DB ||= db_table "db";
523	$DB->set_flags (BDB::CHKSUM);
524
525	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
526	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
527	cf::cleanup "db_open(db): $!" if $!;
528	};
529	cf::cleanup "db_open(db): $@" if $@;
530	};
531	}	628	};
532	}	629	}
533		630
534	sub db_get($$) {	631	sub db_get($$) {
535	my $key = "$_[0]/$_[1]";	632	my $key = "$_[0]/$_[1]";
536		633
…		…
634		731
635	#############################################################################	732	#############################################################################
636		733
637	=head2 ATTACHABLE OBJECTS	734	=head2 ATTACHABLE OBJECTS
638		735
639	Many objects in crossfire are so-called attachable objects. That means you can	736	Many objects in deliantra are so-called attachable objects. That means you can
640	attach callbacks/event handlers (a collection of which is called an "attachment")	737	attach callbacks/event handlers (a collection of which is called an "attachment")
641	to it. All such attachable objects support the following methods.	738	to it. All such attachable objects support the following methods.
642		739
643	In the following description, CLASS can be any of C<global>, C<object>	740	In the following description, CLASS can be any of C<global>, C<object>
644	C<player>, C<client> or C<map> (i.e. the attachable objects in	741	C<player>, C<client> or C<map> (i.e. the attachable objects in
645	Crossfire TRT).	742	Deliantra).
646		743
647	=over 4	744	=over 4
648		745
649	=item $attachable->attach ($attachment, key => $value...)	746	=item $attachable->attach ($attachment, key => $value...)
650		747
…		…
694	=item cf::CLASS::attachment $name, ...	791	=item cf::CLASS::attachment $name, ...
695		792
696	Register an attachment by C<$name> through which attachable objects of the	793	Register an attachment by C<$name> through which attachable objects of the
697	given CLASS can refer to this attachment.	794	given CLASS can refer to this attachment.
698		795
699	Some classes such as crossfire maps and objects can specify attachments	796	Some classes such as deliantra maps and objects can specify attachments
700	that are attached at load/instantiate time, thus the need for a name.	797	that are attached at load/instantiate time, thus the need for a name.
701		798
702	These calls expect any number of the following handler/hook descriptions:	799	These calls expect any number of the following handler/hook descriptions:
703		800
704	=over 4	801	=over 4
…		…
932	}	1029	}
933		1030
934	0	1031	0
935	}	1032	}
936		1033
937	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1034	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
938		1035
939	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1036	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
940		1037
941	Generate an object-specific event with the given arguments.	1038	Generate an object-specific event with the given arguments.
942		1039
…		…
948		1045
949	=cut	1046	=cut
950		1047
951	#############################################################################	1048	#############################################################################
952	# object support	1049	# object support
953	#
954		1050
		1051	sub _object_equal($$);
		1052	sub _object_equal($$) {
		1053	my ($a, $b) = @_;
		1054
		1055	return 0 unless (ref $a) eq (ref $b);
		1056
		1057	if ("HASH" eq ref $a) {
		1058	my @ka = keys %$a;
		1059	my @kb = keys %$b;
		1060
		1061	return 0 if @ka != @kb;
		1062
		1063	for (0 .. $#ka) {
		1064	return 0 unless $ka[$_] eq $kb[$_];
		1065	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1066	}
		1067
		1068	} elsif ("ARRAY" eq ref $a) {
		1069
		1070	return 0 if @$a != @$b;
		1071
		1072	for (0 .. $#$a) {
		1073	return 0 unless _object_equal $a->[$_], $b->[$_];
		1074	}
		1075
		1076	} elsif ($a ne $b) {
		1077	return 0;
		1078	}
		1079
		1080	1
		1081	}
		1082
		1083	our $SLOW_MERGES;#d#
955	sub _can_merge {	1084	sub _can_merge {
956	my ($ob1, $ob2) = @_;	1085	my ($ob1, $ob2) = @_;
957		1086
958	local $Storable::canonical = 1;	1087	++$SLOW_MERGES;#d#
959	my $fob1 = Storable::freeze $ob1;
960	my $fob2 = Storable::freeze $ob2;
961		1088
962	$fob1 eq $fob2	1089	# we do the slow way here
		1090	return _object_equal $ob1, $ob2
963	}	1091	}
964		1092
965	sub reattach {	1093	sub reattach {
966	# basically do the same as instantiate, without calling instantiate	1094	# basically do the same as instantiate, without calling instantiate
967	my ($obj) = @_;	1095	my ($obj) = @_;
968		1096
		1097	# no longer needed after getting rid of delete_package?
969	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1098	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
970		1099
971	my $registry = $obj->registry;	1100	my $registry = $obj->registry;
972		1101
973	@$registry = ();	1102	@$registry = ();
974		1103
…		…
989	cf::attachable->attach (	1118	cf::attachable->attach (
990	prio => -1000000,	1119	prio => -1000000,
991	on_instantiate => sub {	1120	on_instantiate => sub {
992	my ($obj, $data) = @_;	1121	my ($obj, $data) = @_;
993		1122
994	$data = from_json $data;	1123	$data = decode_json $data;
995		1124
996	for (@$data) {	1125	for (@$data) {
997	my ($name, $args) = @$_;	1126	my ($name, $args) = @$_;
998		1127
999	$obj->attach ($name, %{$args || {} });	1128	$obj->attach ($name, %{$args || {} });
…		…
1013	);	1142	);
1014		1143
1015	sub object_freezer_save {	1144	sub object_freezer_save {
1016	my ($filename, $rdata, $objs) = @_;	1145	my ($filename, $rdata, $objs) = @_;
1017		1146
1018	my $guard = cf::lock_acquire "io";
1019
1020	sync_job {	1147	sync_job {
1021	if (length $$rdata) {	1148	if (length $$rdata) {
		1149	utf8::decode (my $decname = $filename);
1022	warn sprintf "saving %s (%d,%d)\n",	1150	warn sprintf "saving %s (%d,%d)\n",
1023	$filename, length $$rdata, scalar @$objs;	1151	$decname, length $$rdata, scalar @$objs;
1024		1152
1025	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1153	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1026	chmod SAVE_MODE, $fh;	1154	aio_chmod $fh, SAVE_MODE;
1027	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1155	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1028	aio_fsync $fh if $cf::USE_FSYNC;	1156	aio_fsync $fh if $cf::USE_FSYNC;
1029	close $fh;	1157	aio_close $fh;
1030		1158
1031	if (@$objs) {	1159	if (@$objs) {
1032	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1160	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1033	chmod SAVE_MODE, $fh;	1161	aio_chmod $fh, SAVE_MODE;
1034	my $data = Storable::nfreeze { version => 1, objs => $objs };	1162	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1035	aio_write $fh, 0, (length $data), $data, 0;	1163	aio_write $fh, 0, (length $data), $data, 0;
1036	aio_fsync $fh if $cf::USE_FSYNC;	1164	aio_fsync $fh if $cf::USE_FSYNC;
1037	close $fh;	1165	aio_close $fh;
1038	aio_rename "$filename.pst~", "$filename.pst";	1166	aio_rename "$filename.pst~", "$filename.pst";
1039	}	1167	}
1040	} else {	1168	} else {
1041	aio_unlink "$filename.pst";	1169	aio_unlink "$filename.pst";
1042	}	1170	}
1043		1171
1044	aio_rename "$filename~", $filename;	1172	aio_rename "$filename~", $filename;
		1173
		1174	$filename =~ s%/[^/]+$%%;
		1175	aio_pathsync $filename if $cf::USE_FSYNC;
1045	} else {	1176	} else {
1046	warn "FATAL: $filename~: $!\n";	1177	warn "unable to save objects: $filename~: $!\n";
1047	}	1178	}
1048	} else {	1179	} else {
1049	aio_unlink $filename;	1180	aio_unlink $filename;
1050	aio_unlink "$filename.pst";	1181	aio_unlink "$filename.pst";
1051	}	1182	}
1052	};	1183	};
1053
1054	undef $guard;
1055	}	1184	}
1056		1185
1057	sub object_freezer_as_string {	1186	sub object_freezer_as_string {
1058	my ($rdata, $objs) = @_;	1187	my ($rdata, $objs) = @_;
1059		1188
…		…
1064		1193
1065	sub object_thawer_load {	1194	sub object_thawer_load {
1066	my ($filename) = @_;	1195	my ($filename) = @_;
1067		1196
1068	my ($data, $av);	1197	my ($data, $av);
1069
1070	my $guard = cf::lock_acquire "io";
1071		1198
1072	(aio_load $filename, $data) >= 0	1199	(aio_load $filename, $data) >= 0
1073	or return;	1200	or return;
1074		1201
1075	unless (aio_stat "$filename.pst") {	1202	unless (aio_stat "$filename.pst") {
1076	(aio_load "$filename.pst", $av) >= 0	1203	(aio_load "$filename.pst", $av) >= 0
1077	or return;	1204	or return;
1078		1205
1079	undef $guard;
1080	$av = eval { (Storable::thaw $av)->{objs} };	1206	my $st = eval { Coro::Storable::thaw $av };
		1207	$av = $st->{objs};
1081	}	1208	}
1082		1209
		1210	utf8::decode (my $decname = $filename);
1083	warn sprintf "loading %s (%d)\n",	1211	warn sprintf "loading %s (%d,%d)\n",
1084	$filename, length $data, scalar @{$av || []};	1212	$decname, length $data, scalar @{$av || []};
1085		1213
1086	($data, $av)	1214	($data, $av)
1087	}	1215	}
1088		1216
1089	=head2 COMMAND CALLBACKS	1217	=head2 COMMAND CALLBACKS
…		…
1145	my ($name, $cb) = @_;	1273	my ($name, $cb) = @_;
1146		1274
1147	$EXTICMD{$name} = $cb;	1275	$EXTICMD{$name} = $cb;
1148	}	1276	}
1149		1277
		1278	use File::Glob ();
		1279
1150	cf::player->attach (	1280	cf::player->attach (
1151	on_command => sub {	1281	on_command => sub {
1152	my ($pl, $name, $params) = @_;	1282	my ($pl, $name, $params) = @_;
1153		1283
1154	my $cb = $COMMAND{$name}	1284	my $cb = $COMMAND{$name}
…		…
1186		1316
1187	cf::override;	1317	cf::override;
1188	},	1318	},
1189	);	1319	);
1190		1320
		1321	# "readahead" all extensions
		1322	sub cache_extensions {
		1323	my $grp = IO::AIO::aio_group;
		1324
		1325	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1326	for (grep /\.ext$/, @{$_[0]}) {
		1327	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1328	}
		1329	};
		1330
		1331	$grp
		1332	}
		1333
1191	sub load_extensions {	1334	sub load_extensions {
1192	cf::sync_job {	1335	cf::sync_job {
1193	my %todo;	1336	my %todo;
1194		1337
1195	for my $path (<$LIBDIR/*.ext>) {	1338	for my $path (<$LIBDIR/*.ext>) {
…		…
1214		1357
1215	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1358	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1216	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1359	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1217		1360
1218	$ext{source} =	1361	$ext{source} =
1219	"package $pkg; use strict; use utf8;\n"	1362	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1220	. "#line 1 \"$path\"\n{\n"	1363	. "#line 1 \"$path\"\n{\n"
1221	. $source	1364	. $source
1222	. "\n};\n1";	1365	. "\n};\n1";
1223		1366
1224	$todo{$base} = \%ext;	1367	$todo{$base} = \%ext;
…		…
1240	my $msg = $@ ? "$v->{path}: $@\n"	1383	my $msg = $@ ? "$v->{path}: $@\n"
1241	: "$v->{base}: extension inactive.\n";	1384	: "$v->{base}: extension inactive.\n";
1242		1385
1243	if (exists $v->{meta}{mandatory}) {	1386	if (exists $v->{meta}{mandatory}) {
1244	warn $msg;	1387	warn $msg;
1245	warn "mandatory extension failed to load, exiting.\n";	1388	cf::cleanup "mandatory extension failed to load, exiting.";
1246	exit 1;
1247	}	1389	}
1248		1390
1249	warn $msg;	1391	warn $msg;
1250	}	1392	}
1251		1393
…		…
1265		1407
1266	=back	1408	=back
1267		1409
1268	=head2 CORE EXTENSIONS	1410	=head2 CORE EXTENSIONS
1269		1411
1270	Functions and methods that extend core crossfire objects.	1412	Functions and methods that extend core deliantra objects.
1271		1413
1272	=cut	1414	=cut
1273		1415
1274	package cf::player;	1416	package cf::player;
1275		1417
1276	use Coro::AIO;	1418	use Coro::AIO;
1277		1419
1278	=head3 cf::player	1420	=head3 cf::player
1279		1421
1280	=over 4	1422	=over 4
		1423
		1424	=item cf::player::num_playing
		1425
		1426	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1427
		1428	=cut
		1429
		1430	sub num_playing {
		1431	scalar grep
		1432	$_->ob->map
		1433	&& !$_->hidden
		1434	&& !$_->ob->flag (cf::FLAG_WIZ),
		1435	cf::player::list
		1436	}
1281		1437
1282	=item cf::player::find $login	1438	=item cf::player::find $login
1283		1439
1284	Returns the given player object, loading it if necessary (might block).	1440	Returns the given player object, loading it if necessary (might block).
1285		1441
…		…
1304		1460
1305	sub exists($) {	1461	sub exists($) {
1306	my ($login) = @_;	1462	my ($login) = @_;
1307		1463
1308	$cf::PLAYER{$login}	1464	$cf::PLAYER{$login}
1309	or cf::sync_job { !aio_stat path $login }	1465	or !aio_stat path $login
1310	}	1466	}
1311		1467
1312	sub find($) {	1468	sub find($) {
1313	return $cf::PLAYER{$_[0]} || do {	1469	return $cf::PLAYER{$_[0]} || do {
1314	my $login = $_[0];	1470	my $login = $_[0];
…		…
1324	aio_unlink +(playerdir $login) . "/$login.pl";	1480	aio_unlink +(playerdir $login) . "/$login.pl";
1325		1481
1326	my $f = new_from_file cf::object::thawer path $login	1482	my $f = new_from_file cf::object::thawer path $login
1327	or return;	1483	or return;
1328		1484
1329	$f->next;
1330	my $pl = cf::player::load_pl $f	1485	my $pl = cf::player::load_pl $f
1331	or return;	1486	or return;
		1487
1332	local $cf::PLAYER_LOADING{$login} = $pl;	1488	local $cf::PLAYER_LOADING{$login} = $pl;
1333	$f->resolve_delayed_derefs;	1489	$f->resolve_delayed_derefs;
1334	$cf::PLAYER{$login} = $pl	1490	$cf::PLAYER{$login} = $pl
1335	}	1491	}
1336	}	1492	}
…		…
1346		1502
1347	return if $pl->{deny_save};	1503	return if $pl->{deny_save};
1348		1504
1349	aio_mkdir playerdir $pl, 0770;	1505	aio_mkdir playerdir $pl, 0770;
1350	$pl->{last_save} = $cf::RUNTIME;	1506	$pl->{last_save} = $cf::RUNTIME;
		1507
		1508	cf::get_slot 0.01;
1351		1509
1352	$pl->save_pl ($path);	1510	$pl->save_pl ($path);
1353	cf::cede_to_tick;	1511	cf::cede_to_tick;
1354	}	1512	}
1355		1513
…		…
1387	my ($pl) = @_;	1545	my ($pl) = @_;
1388		1546
1389	my $name = $pl->ob->name;	1547	my $name = $pl->ob->name;
1390		1548
1391	$pl->{deny_save} = 1;	1549	$pl->{deny_save} = 1;
1392	$pl->password ("*"); # this should lock out the player until we nuked the dir	1550	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1393		1551
1394	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1552	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1395	$pl->deactivate;	1553	$pl->deactivate;
		1554	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1555	$pl->ob->check_score;
1396	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1556	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1397	$pl->ns->destroy if $pl->ns;	1557	$pl->ns->destroy if $pl->ns;
1398		1558
1399	my $path = playerdir $pl;	1559	my $path = playerdir $pl;
1400	my $temp = "$path~$cf::RUNTIME~deleting~";	1560	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1439		1599
1440	for my $login (@$dirs) {	1600	for my $login (@$dirs) {
1441	my $path = path $login;	1601	my $path = path $login;
1442		1602
1443	# a .pst is a dead give-away for a valid player	1603	# a .pst is a dead give-away for a valid player
1444	unless (-e "$path.pst") {	1604	# if no pst file found, open and chekc for blocked users
		1605	if (aio_stat "$path.pst") {
1445	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1606	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1446	aio_read $fh, 0, 512, my $buf, 0 or next;	1607	aio_read $fh, 0, 512, my $buf, 0 or next;
1447	$buf !~ /^password -------------$/m or next; # official not-valid tag	1608	$buf !~ /^password -------------$/m or next; # official not-valid tag
1448	}	1609	}
1449		1610
…		…
1480	}	1641	}
1481		1642
1482	\@paths	1643	\@paths
1483	}	1644	}
1484		1645
1485	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1646	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1486		1647
1487	Expand crossfire pod fragments into protocol xml.	1648	Expand deliantra pod fragments into protocol xml.
1488
1489	=cut
1490
1491	sub expand_cfpod {
1492	((my $self), (local $_)) = @_;
1493
1494	# escape & and <
1495	s/&/&amp;/g;
1496	s/(?<![BIUGHT])</&lt;/g;
1497
1498	# this is buggy, it needs to properly take care of nested <'s
1499
1500	1 while
1501	# replace B<>, I<>, U<> etc.
1502	s/B<([^\>]*)>/<b>$1<\/b>/
1503	|| s/I<([^\>]*)>/<i>$1<\/i>/
1504	|| s/U<([^\>]*)>/<u>$1<\/u>/
1505	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1506	# replace G<male|female> tags
1507	|| s{G<([^>|]*)\|([^>]*)>}{
1508	$self->gender ? $2 : $1
1509	}ge
1510	# replace H<hint text>
1511	|| s{H<([^\>]*)>}
1512	{
1513	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1514	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1515	"")
1516	[$self->{hintmode}]
1517	}ge;
1518
1519	# create single paragraphs (very hackish)
1520	s/(?<=\S)\n(?=\w)/ /g;
1521
1522	# compress some whitespace
1523	s/\s+\n/\n/g; # ws line-ends
1524	s/\n\n+/\n/g; # double lines
1525	s/^\n+//; # beginning lines
1526	s/\n+$//; # ending lines
1527
1528	$_
1529	}
1530
1531	sub hintmode {
1532	$_[0]{hintmode} = $_[1] if @_ > 1;
1533	$_[0]{hintmode}
1534	}
1535		1649
1536	=item $player->ext_reply ($msgid, @msg)	1650	=item $player->ext_reply ($msgid, @msg)
1537		1651
1538	Sends an ext reply to the player.	1652	Sends an ext reply to the player.
1539		1653
…		…
1606	our $MAX_RESET = 3600;	1720	our $MAX_RESET = 3600;
1607	our $DEFAULT_RESET = 3000;	1721	our $DEFAULT_RESET = 3000;
1608		1722
1609	sub generate_random_map {	1723	sub generate_random_map {
1610	my ($self, $rmp) = @_;	1724	my ($self, $rmp) = @_;
		1725
		1726	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1727
1611	# mit "rum" bekleckern, nicht	1728	# mit "rum" bekleckern, nicht
1612	$self->_create_random_map (	1729	$self->_create_random_map (
1613	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1730	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1614	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1731	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1615	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1732	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1737		1854
1738	# the temporary/swap location	1855	# the temporary/swap location
1739	sub save_path {	1856	sub save_path {
1740	my ($self) = @_;	1857	my ($self) = @_;
1741		1858
1742	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1859	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1743	"$TMPDIR/$path.map"	1860	"$TMPDIR/$path.map"
1744	}	1861	}
1745		1862
1746	# the unique path, undef == no special unique path	1863	# the unique path, undef == no special unique path
1747	sub uniq_path {	1864	sub uniq_path {
1748	my ($self) = @_;	1865	my ($self) = @_;
1749		1866
1750	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1867	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1751	"$UNIQUEDIR/$path"	1868	"$UNIQUEDIR/$path"
1752	}
1753
1754	# and all this just because we cannot iterate over
1755	# all maps in C++...
1756	sub change_all_map_light {
1757	my ($change) = @_;
1758
1759	$_->change_map_light ($change)
1760	for grep $_->outdoor, values %cf::MAP;
1761	}	1869	}
1762		1870
1763	sub decay_objects {	1871	sub decay_objects {
1764	my ($self) = @_;	1872	my ($self) = @_;
1765		1873
…		…
1849	sub find {	1957	sub find {
1850	my ($path, $origin) = @_;	1958	my ($path, $origin) = @_;
1851		1959
1852	$path = normalise $path, $origin && $origin->path;	1960	$path = normalise $path, $origin && $origin->path;
1853		1961
1854	cf::lock_wait "map_data:$path";#d#remove	1962	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1855	cf::lock_wait "map_find:$path";	1963	my $guard2 = cf::lock_acquire "map_find:$path";
1856		1964
1857	$cf::MAP{$path} || do {	1965	$cf::MAP{$path} || do {
1858	my $guard1 = cf::lock_acquire "map_find:$path";
1859	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1860
1861	my $map = new_from_path cf::map $path	1966	my $map = new_from_path cf::map $path
1862	or return;	1967	or return;
1863		1968
1864	$map->{last_save} = $cf::RUNTIME;	1969	$map->{last_save} = $cf::RUNTIME;
1865		1970
…		…
1867	or return;	1972	or return;
1868		1973
1869	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1974	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1870	# doing this can freeze the server in a sync job, obviously	1975	# doing this can freeze the server in a sync job, obviously
1871	#$cf::WAIT_FOR_TICK->wait;	1976	#$cf::WAIT_FOR_TICK->wait;
		1977	undef $guard2;
1872	undef $guard1;	1978	undef $guard1;
1873	undef $guard2;
1874	$map->reset;	1979	$map->reset;
1875	return find $path;	1980	return find $path;
1876	}	1981	}
1877		1982
1878	$cf::MAP{$path} = $map	1983	$cf::MAP{$path} = $map
…		…
1891		1996
1892	{	1997	{
1893	my $guard = cf::lock_acquire "map_data:$path";	1998	my $guard = cf::lock_acquire "map_data:$path";
1894		1999
1895	return unless $self->valid;	2000	return unless $self->valid;
1896	return if $self->in_memory != cf::MAP_SWAPPED;	2001	return unless $self->in_memory == cf::MAP_SWAPPED;
1897		2002
1898	$self->in_memory (cf::MAP_LOADING);	2003	$self->in_memory (cf::MAP_LOADING);
1899		2004
1900	$self->alloc;	2005	$self->alloc;
1901		2006
…		…
1905	my $f = new_from_file cf::object::thawer $self->{load_path};	2010	my $f = new_from_file cf::object::thawer $self->{load_path};
1906	$f->skip_block;	2011	$f->skip_block;
1907	$self->_load_objects ($f)	2012	$self->_load_objects ($f)
1908	or return;	2013	or return;
1909		2014
1910	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2015	$self->post_load_original
1911	if delete $self->{load_original};	2016	if delete $self->{load_original};
1912		2017
1913	if (my $uniq = $self->uniq_path) {	2018	if (my $uniq = $self->uniq_path) {
1914	utf8::encode $uniq;	2019	utf8::encode $uniq;
1915	unless (aio_stat $uniq) {	2020	unless (aio_stat $uniq) {
…		…
1933	unless ($self->{deny_activate}) {	2038	unless ($self->{deny_activate}) {
1934	$self->decay_objects;	2039	$self->decay_objects;
1935	$self->fix_auto_apply;	2040	$self->fix_auto_apply;
1936	$self->update_buttons;	2041	$self->update_buttons;
1937	cf::cede_to_tick;	2042	cf::cede_to_tick;
1938	$self->set_darkness_map;
1939	cf::cede_to_tick;
1940	$self->activate;	2043	$self->activate;
1941	}	2044	}
1942		2045
1943	$self->{last_save} = $cf::RUNTIME;	2046	$self->{last_save} = $cf::RUNTIME;
1944	$self->last_access ($cf::RUNTIME);	2047	$self->last_access ($cf::RUNTIME);
1945		2048
1946	$self->in_memory (cf::MAP_IN_MEMORY);	2049	$self->in_memory (cf::MAP_ACTIVE);
1947	}	2050	}
1948		2051
1949	$self->post_load;	2052	$self->post_load;
1950	}	2053	}
1951		2054
…		…
2009	my ($path, $origin, $load) = @_;	2112	my ($path, $origin, $load) = @_;
2010		2113
2011	$path = normalise $path, $origin && $origin->{path};	2114	$path = normalise $path, $origin && $origin->{path};
2012		2115
2013	if (my $map = $cf::MAP{$path}) {	2116	if (my $map = $cf::MAP{$path}) {
2014	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2117	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2015	}	2118	}
2016		2119
2017	$MAP_PREFETCH{$path} |= $load;	2120	$MAP_PREFETCH{$path} |= $load;
2018		2121
2019	$MAP_PREFETCHER ||= cf::async {	2122	$MAP_PREFETCHER ||= cf::async {
		2123	$Coro::current->{desc} = "map prefetcher";
		2124
2020	while (%MAP_PREFETCH) {	2125	while (%MAP_PREFETCH) {
2021	while (my ($k, $v) = each %MAP_PREFETCH) {	2126	while (my ($k, $v) = each %MAP_PREFETCH) {
2022	if (my $map = find $k) {	2127	if (my $map = find $k) {
2023	$map->load if $v;	2128	$map->load if $v;
2024	}	2129	}
…		…
2050	return if $self->{deny_save};	2155	return if $self->{deny_save};
2051		2156
2052	local $self->{last_access} = $self->last_access;#d#	2157	local $self->{last_access} = $self->last_access;#d#
2053		2158
2054	cf::async {	2159	cf::async {
		2160	$Coro::current->{desc} = "map player save";
2055	$_->contr->save for $self->players;	2161	$_->contr->save for $self->players;
2056	};	2162	};
		2163
		2164	cf::get_slot 0.02;
2057		2165
2058	if ($uniq) {	2166	if ($uniq) {
2059	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2167	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2060	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2168	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2061	} else {	2169	} else {
…		…
2070	$self->save;	2178	$self->save;
2071		2179
2072	my $lock = cf::lock_acquire "map_data:$self->{path}";	2180	my $lock = cf::lock_acquire "map_data:$self->{path}";
2073		2181
2074	return if $self->players;	2182	return if $self->players;
2075	return if $self->in_memory != cf::MAP_IN_MEMORY;	2183	return if $self->in_memory != cf::MAP_ACTIVE;
2076	return if $self->{deny_save};	2184	return if $self->{deny_save};
2077		2185
2078	$self->in_memory (cf::MAP_SWAPPED);	2186	$self->in_memory (cf::MAP_SWAPPED);
2079		2187
2080	$self->deactivate;	2188	$self->deactivate;
…		…
2198		2306
2199	sub unique_maps() {	2307	sub unique_maps() {
2200	[	2308	[
2201	map {	2309	map {
2202	utf8::decode $_;	2310	utf8::decode $_;
2203	/\.map$/	2311	s/\.map$//; # TODO future compatibility hack
		2312	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2313	? ()
2204	? normalise $_	2314	: normalise $_
2205	: ()
2206	} @{ aio_readdir $UNIQUEDIR or [] }	2315	} @{ aio_readdir $UNIQUEDIR or [] }
2207	]	2316	]
2208	}	2317	}
2209		2318
2210	package cf;
2211
2212	=back	2319	=back
2213		2320
2214	=head3 cf::object	2321	=head3 cf::object
2215		2322
2216	=cut	2323	=cut
…		…
2219		2326
2220	=over 4	2327	=over 4
2221		2328
2222	=item $ob->inv_recursive	2329	=item $ob->inv_recursive
2223		2330
2224	Returns the inventory of the object _and_ their inventories, recursively.	2331	Returns the inventory of the object I<and> their inventories, recursively,
		2332	but I<not> the object itself.
2225		2333
2226	=cut	2334	=cut
2227		2335
2228	sub inv_recursive_;	2336	sub inv_recursive_;
2229	sub inv_recursive_ {	2337	sub inv_recursive_ {
…		…
2234	inv_recursive_ inv $_[0]	2342	inv_recursive_ inv $_[0]
2235	}	2343	}
2236		2344
2237	=item $ref = $ob->ref	2345	=item $ref = $ob->ref
2238		2346
2239	creates and returns a persistent reference to an objetc that can be stored as a string.	2347	Creates and returns a persistent reference to an object that can be stored as a string.
2240		2348
2241	=item $ob = cf::object::deref ($refstring)	2349	=item $ob = cf::object::deref ($refstring)
2242		2350
2243	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2351	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2244	even if the object actually exists. May block.	2352	even if the object actually exists. May block.
…		…
2246	=cut	2354	=cut
2247		2355
2248	sub deref {	2356	sub deref {
2249	my ($ref) = @_;	2357	my ($ref) = @_;
2250		2358
2251	# temporary compatibility#TODO#remove
2252	$ref =~ s{^<}{player/<};
2253
2254	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2359	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2255	my ($uuid, $name) = ($1, $2);	2360	my ($uuid, $name) = ($1, $2);
2256	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2361	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2257	or return;	2362	or return;
2258	$pl->ob->uuid eq $uuid	2363	$pl->ob->uuid eq $uuid
2259	or return;	2364	or return;
…		…
2279	can be C<undef>. Does the right thing when the player is currently in a	2384	can be C<undef>. Does the right thing when the player is currently in a
2280	dialogue with the given NPC character.	2385	dialogue with the given NPC character.
2281		2386
2282	=cut	2387	=cut
2283		2388
		2389	our $SAY_CHANNEL = {
		2390	id => "say",
		2391	title => "Map",
		2392	reply => "say ",
		2393	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2394	};
		2395
		2396	our $CHAT_CHANNEL = {
		2397	id => "chat",
		2398	title => "Chat",
		2399	reply => "chat ",
		2400	tooltip => "Player chat and shouts, global to the server.",
		2401	};
		2402
2284	# rough implementation of a future "reply" method that works	2403	# rough implementation of a future "reply" method that works
2285	# with dialog boxes.	2404	# with dialog boxes.
2286	#TODO: the first argument must go, split into a $npc->reply_to ( method	2405	#TODO: the first argument must go, split into a $npc->reply_to ( method
2287	sub cf::object::player::reply($$$;$) {	2406	sub cf::object::player::reply($$$;$) {
2288	my ($self, $npc, $msg, $flags) = @_;	2407	my ($self, $npc, $msg, $flags) = @_;
…		…
2299	my $dialog = $pl->{npc_dialog};	2418	my $dialog = $pl->{npc_dialog};
2300	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2419	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2301		2420
2302	} else {	2421	} else {
2303	$msg = $npc->name . " says: $msg" if $npc;	2422	$msg = $npc->name . " says: $msg" if $npc;
2304	$self->message ($msg, $flags);	2423	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2305	}	2424	}
2306	}	2425	}
2307	}	2426	}
2308		2427
2309	=item $object->send_msg ($channel, $msg, $color, [extra...])	2428	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2334		2453
2335	=item $player_object->enter_link	2454	=item $player_object->enter_link
2336		2455
2337	Freezes the player and moves him/her to a special map (C<{link}>).	2456	Freezes the player and moves him/her to a special map (C<{link}>).
2338		2457
2339	The player should be reasonably safe there for short amounts of time. You	2458	The player should be reasonably safe there for short amounts of time (e.g.
2340	I<MUST> call C<leave_link> as soon as possible, though.	2459	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2460	though, as the palyer cannot control the character while it is on the link
		2461	map.
2341		2462
2342	Will never block.	2463	Will never block.
2343		2464
2344	=item $player_object->leave_link ($map, $x, $y)	2465	=item $player_object->leave_link ($map, $x, $y)
2345		2466
…		…
2403		2524
2404	$map->load;	2525	$map->load;
2405	$map->load_neighbours;	2526	$map->load_neighbours;
2406		2527
2407	return unless $self->contr->active;	2528	return unless $self->contr->active;
		2529	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2408	$self->activate_recursive;	2530	$self->activate_recursive;
2409		2531
2410	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2532	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2411	$self->enter_map ($map, $x, $y);	2533	$self->enter_map ($map, $x, $y);
2412	}	2534	}
…		…
2417	her, loading and preparing them map, calling the provided $check callback	2539	her, loading and preparing them map, calling the provided $check callback
2418	that has to return the map if sucecssful, and then unfreezes the player on	2540	that has to return the map if sucecssful, and then unfreezes the player on
2419	the new (success) or old (failed) map position. In either case, $done will	2541	the new (success) or old (failed) map position. In either case, $done will
2420	be called at the end of this process.	2542	be called at the end of this process.
2421		2543
		2544	Note that $check will be called with a potentially non-loaded map, so if
		2545	it needs a loaded map it has to call C<< ->load >>.
		2546
2422	=cut	2547	=cut
2423		2548
2424	our $GOTOGEN;	2549	our $GOTOGEN;
2425		2550
2426	sub cf::object::player::goto {	2551	sub cf::object::player::goto {
…		…
2430	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2555	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2431		2556
2432	$self->enter_link;	2557	$self->enter_link;
2433		2558
2434	(async {	2559	(async {
		2560	$Coro::current->{desc} = "player::goto $path $x $y";
		2561
		2562	# *tag paths override both path and x|y
		2563	if ($path =~ /^\*(.*)$/) {
		2564	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2565	my $ob = $obs[rand @obs];
		2566
		2567	# see if we actually can go there
		2568	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2569	$ob = $obs[rand @obs];
		2570	} else {
		2571	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2572	}
		2573	# else put us there anyways for now #d#
		2574
		2575	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2576	} else {
		2577	($path, $x, $y) = (undef, undef, undef);
		2578	}
		2579	}
		2580
2435	my $map = eval {	2581	my $map = eval {
2436	my $map = cf::map::find $path;	2582	my $map = defined $path ? cf::map::find $path : undef;
2437		2583
2438	if ($map) {	2584	if ($map) {
2439	$map = $map->customise_for ($self);	2585	$map = $map->customise_for ($self);
2440	$map = $check->($map) if $check && $map;	2586	$map = $check->($map) if $check && $map;
2441	} else {	2587	} else {
2442	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2588	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2443	}	2589	}
2444		2590
2445	$map	2591	$map
2446	};	2592	};
2447		2593
…		…
2483	}	2629	}
2484		2630
2485	sub prepare_random_map {	2631	sub prepare_random_map {
2486	my ($exit) = @_;	2632	my ($exit) = @_;
2487		2633
2488	my $guard = cf::lock_acquire "exit_prepare:$exit";
2489
2490	# all this does is basically replace the /! path by	2634	# all this does is basically replace the /! path by
2491	# a new random map path (?random/...) with a seed	2635	# a new random map path (?random/...) with a seed
2492	# that depends on the exit object	2636	# that depends on the exit object
2493		2637
2494	my $rmp = parse_random_map_params $exit->msg;	2638	my $rmp = parse_random_map_params $exit->msg;
…		…
2496	if ($exit->map) {	2640	if ($exit->map) {
2497	$rmp->{region} = $exit->region->name;	2641	$rmp->{region} = $exit->region->name;
2498	$rmp->{origin_map} = $exit->map->path;	2642	$rmp->{origin_map} = $exit->map->path;
2499	$rmp->{origin_x} = $exit->x;	2643	$rmp->{origin_x} = $exit->x;
2500	$rmp->{origin_y} = $exit->y;	2644	$rmp->{origin_y} = $exit->y;
		2645
		2646	$exit->map->touch;
2501	}	2647	}
2502		2648
2503	$rmp->{random_seed} ||= $exit->random_seed;	2649	$rmp->{random_seed} ||= $exit->random_seed;
2504		2650
2505	my $data = cf::to_json $rmp;	2651	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2506	my $md5 = Digest::MD5::md5_hex $data;	2652	my $md5 = Digest::MD5::md5_hex $data;
2507	my $meta = "$RANDOMDIR/$md5.meta";	2653	my $meta = "$RANDOMDIR/$md5.meta";
2508		2654
2509	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2655	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2510	aio_write $fh, 0, (length $data), $data, 0;	2656	aio_write $fh, 0, (length $data), $data, 0;
2511	undef $fh;	2657	undef $fh;
2512	aio_rename "$meta~", $meta;	2658	aio_rename "$meta~", $meta;
2513		2659
		2660	my $slaying = "?random/$md5";
		2661
		2662	if ($exit->valid) {
2514	$exit->slaying ("?random/$md5");	2663	$exit->slaying ("?random/$md5");
2515	$exit->msg (undef);	2664	$exit->msg (undef);
		2665	}
2516	}	2666	}
2517	}	2667	}
2518		2668
2519	sub cf::object::player::enter_exit {	2669	sub cf::object::player::enter_exit {
2520	my ($self, $exit) = @_;	2670	my ($self, $exit) = @_;
2521		2671
2522	return unless $self->type == cf::PLAYER;	2672	return unless $self->type == cf::PLAYER;
2523		2673
2524	if ($exit->slaying eq "/!") {
2525	#TODO: this should de-fi-ni-te-ly not be a sync-job
2526	# the problem is that $exit might not survive long enough
2527	# so it needs to be done right now, right here
2528	cf::sync_job { prepare_random_map $exit };
2529	}
2530
2531	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2532	my $hp = $exit->stats->hp;
2533	my $sp = $exit->stats->sp;
2534
2535	$self->enter_link;	2674	$self->enter_link;
2536		2675
2537	# if exit is damned, update players death & WoR home-position
2538	$self->contr->savebed ($slaying, $hp, $sp)
2539	if $exit->flag (FLAG_DAMNED);
2540
2541	(async {	2676	(async {
2542	$self->deactivate_recursive; # just to be sure	2677	$Coro::current->{desc} = "enter_exit";
		2678
2543	unless (eval {	2679	unless (eval {
		2680	$self->deactivate_recursive; # just to be sure
		2681
		2682	# random map handling
		2683	{
		2684	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2685
		2686	prepare_random_map $exit
		2687	if $exit->slaying eq "/!";
		2688	}
		2689
		2690	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2691	my $x = $exit->stats->hp;
		2692	my $y = $exit->stats->sp;
		2693
2544	$self->goto ($slaying, $hp, $sp);	2694	$self->goto ($map, $x, $y);
2545		2695
		2696	# if exit is damned, update players death & WoR home-position
		2697	$self->contr->savebed ($map, $x, $y)
		2698	if $exit->flag (cf::FLAG_DAMNED);
		2699
2546	1;	2700	1
2547	}) {	2701	}) {
2548	$self->message ("Something went wrong deep within the crossfire server. "	2702	$self->message ("Something went wrong deep within the deliantra server. "
2549	. "I'll try to bring you back to the map you were before. "	2703	. "I'll try to bring you back to the map you were before. "
2550	. "Please report this to the dungeon master!",	2704	. "Please report this to the dungeon master!",
2551	cf::NDI_UNIQUE | cf::NDI_RED);	2705	cf::NDI_UNIQUE | cf::NDI_RED);
2552		2706
2553	warn "ERROR in enter_exit: $@";	2707	warn "ERROR in enter_exit: $@";
…		…
2581	the message, with C<log> being the default. If C<$color> is negative, suppress	2735	the message, with C<log> being the default. If C<$color> is negative, suppress
2582	the message unless the client supports the msg packet.	2736	the message unless the client supports the msg packet.
2583		2737
2584	=cut	2738	=cut
2585		2739
		2740	# non-persistent channels (usually the info channel)
2586	our %CHANNEL = (	2741	our %CHANNEL = (
2587	"c/identify" => {	2742	"c/identify" => {
2588	id => "identify",	2743	id => "infobox",
2589	title => "Identify",	2744	title => "Identify",
2590	reply => undef,	2745	reply => undef,
2591	tooltip => "Items recently identified",	2746	tooltip => "Items recently identified",
2592	},	2747	},
2593	"c/examine" => {	2748	"c/examine" => {
2594	id => "examine",	2749	id => "infobox",
2595	title => "Examine",	2750	title => "Examine",
2596	reply => undef,	2751	reply => undef,
2597	tooltip => "Signs and other items you examined",	2752	tooltip => "Signs and other items you examined",
2598	},	2753	},
		2754	"c/book" => {
		2755	id => "infobox",
		2756	title => "Book",
		2757	reply => undef,
		2758	tooltip => "The contents of a note or book",
		2759	},
		2760	"c/lookat" => {
		2761	id => "infobox",
		2762	title => "Look",
		2763	reply => undef,
		2764	tooltip => "What you saw there",
		2765	},
		2766	"c/who" => {
		2767	id => "infobox",
		2768	title => "Players",
		2769	reply => undef,
		2770	tooltip => "Shows players who are currently online",
		2771	},
		2772	"c/body" => {
		2773	id => "infobox",
		2774	title => "Body Parts",
		2775	reply => undef,
		2776	tooltip => "Shows which body parts you posess and are available",
		2777	},
		2778	"c/statistics" => {
		2779	id => "infobox",
		2780	title => "Statistics",
		2781	reply => undef,
		2782	tooltip => "Shows your primary statistics",
		2783	},
		2784	"c/skills" => {
		2785	id => "infobox",
		2786	title => "Skills",
		2787	reply => undef,
		2788	tooltip => "Shows your experience per skill and item power",
		2789	},
		2790	"c/shopitems" => {
		2791	id => "infobox",
		2792	title => "Shop Items",
		2793	reply => undef,
		2794	tooltip => "Shows the items currently for sale in this shop",
		2795	},
		2796	"c/resistances" => {
		2797	id => "infobox",
		2798	title => "Resistances",
		2799	reply => undef,
		2800	tooltip => "Shows your resistances",
		2801	},
		2802	"c/pets" => {
		2803	id => "infobox",
		2804	title => "Pets",
		2805	reply => undef,
		2806	tooltip => "Shows information abotu your pets/a specific pet",
		2807	},
		2808	"c/perceiveself" => {
		2809	id => "infobox",
		2810	title => "Perceive Self",
		2811	reply => undef,
		2812	tooltip => "You gained detailed knowledge about yourself",
		2813	},
		2814	"c/uptime" => {
		2815	id => "infobox",
		2816	title => "Uptime",
		2817	reply => undef,
		2818	tooltip => "How long the server has been running since last restart",
		2819	},
		2820	"c/mapinfo" => {
		2821	id => "infobox",
		2822	title => "Map Info",
		2823	reply => undef,
		2824	tooltip => "Information related to the maps",
		2825	},
		2826	"c/party" => {
		2827	id => "party",
		2828	title => "Party",
		2829	reply => "gsay ",
		2830	tooltip => "Messages and chat related to your party",
		2831	},
		2832	"c/death" => {
		2833	id => "death",
		2834	title => "Death",
		2835	reply => undef,
		2836	tooltip => "Reason for and more info about your most recent death",
		2837	},
		2838	"c/say" => $SAY_CHANNEL,
		2839	"c/chat" => $CHAT_CHANNEL,
2599	);	2840	);
2600		2841
2601	sub cf::client::send_msg {	2842	sub cf::client::send_msg {
2602	my ($self, $channel, $msg, $color, @extra) = @_;	2843	my ($self, $channel, $msg, $color, @extra) = @_;
2603		2844
2604	$msg = $self->pl->expand_cfpod ($msg);	2845	$msg = $self->pl->expand_cfpod ($msg)
		2846	unless $color & cf::NDI_VERBATIM;
2605		2847
2606	$color &= cf::NDI_CLIENT_MASK; # just in case...	2848	$color &= cf::NDI_CLIENT_MASK; # just in case...
2607		2849
2608	# check predefined channels, for the benefit of C	2850	# check predefined channels, for the benefit of C
2609	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	2851	if ($CHANNEL{$channel}) {
		2852	$channel = $CHANNEL{$channel};
2610		2853
		2854	$self->ext_msg (channel_info => $channel);
		2855	$channel = $channel->{id};
		2856
2611	if (ref $channel) {	2857	} elsif (ref $channel) {
2612	# send meta info to client, if not yet sent	2858	# send meta info to client, if not yet sent
2613	unless (exists $self->{channel}{$channel->{id}}) {	2859	unless (exists $self->{channel}{$channel->{id}}) {
2614	$self->{channel}{$channel->{id}} = $channel;	2860	$self->{channel}{$channel->{id}} = $channel;
2615	$self->ext_msg (channel_info => $channel)	2861	$self->ext_msg (channel_info => $channel);
2616	if $self->can_msg;
2617	}	2862	}
2618		2863
2619	$channel = $channel->{id};	2864	$channel = $channel->{id};
2620	}	2865	}
2621		2866
2622	return unless @extra || length $msg;	2867	return unless @extra || length $msg;
2623		2868
2624	if ($self->can_msg) {
2625	# default colour, mask it out	2869	# default colour, mask it out
2626	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2870	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2627	if $color & cf::NDI_DEF;	2871	if $color & cf::NDI_DEF;
2628		2872
2629	$self->send_packet ("msg " . $self->{json_coder}->encode (	2873	my $pkt = "msg "
		2874	. $self->{json_coder}->encode (
2630	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2875	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2631	} else {	2876	);
2632	if ($color >= 0) {
2633	# replace some tags by gcfclient-compatible ones
2634	for ($msg) {
2635	1 while
2636	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2637	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2638	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2639	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2640	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2641	}
2642		2877
2643	$color &= cf::NDI_COLOR_MASK;	2878	# try lzf for large packets
		2879	$pkt = "lzf " . Compress::LZF::compress $pkt
		2880	if 1024 <= length $pkt and $self->{can_lzf};
2644		2881
2645	utf8::encode $msg;	2882	# split very large packets
2646		2883	if (8192 < length $pkt and $self->{can_lzf}) {
2647	if (0 && $msg =~ /\[/) {	2884	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2648	# COMMAND/INFO	2885	$pkt = "frag";
2649	$self->send_packet ("drawextinfo $color 10 8 $msg")
2650	} else {
2651	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2652	$self->send_packet ("drawinfo $color $msg")
2653	}
2654	}
2655	}	2886	}
		2887
		2888	$self->send_packet ($pkt);
2656	}	2889	}
2657		2890
2658	=item $client->ext_msg ($type, @msg)	2891	=item $client->ext_msg ($type, @msg)
2659		2892
2660	Sends an ext event to the client.	2893	Sends an ext event to the client.
…		…
2833	=pod	3066	=pod
2834		3067
2835	The following functions and methods are available within a safe environment:	3068	The following functions and methods are available within a safe environment:
2836		3069
2837	cf::object	3070	cf::object
2838	contr pay_amount pay_player map x y force_find force_add	3071	contr pay_amount pay_player map x y force_find force_add destroy
2839	insert remove name archname title slaying race decrease_ob_nr	3072	insert remove name archname title slaying race decrease split
		3073	value
2840		3074
2841	cf::object::player	3075	cf::object::player
2842	player	3076	player
2843		3077
2844	cf::player	3078	cf::player
…		…
2849		3083
2850	=cut	3084	=cut
2851		3085
2852	for (	3086	for (
2853	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3087	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2854	insert remove inv name archname title slaying race	3088	insert remove inv nrof name archname title slaying race
2855	decrease_ob_nr)],	3089	decrease split destroy change_exp value msg lore send_msg)],
2856	["cf::object::player" => qw(player)],	3090	["cf::object::player" => qw(player)],
2857	["cf::player" => qw(peaceful)],	3091	["cf::player" => qw(peaceful send_msg)],
2858	["cf::map" => qw(trigger)],	3092	["cf::map" => qw(trigger)],
2859	) {	3093	) {
2860	no strict 'refs';	3094	no strict 'refs';
2861	my ($pkg, @funs) = @$_;	3095	my ($pkg, @funs) = @$_;
2862	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3096	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2879	my ($code, %vars) = @_;	3113	my ($code, %vars) = @_;
2880		3114
2881	my $qcode = $code;	3115	my $qcode = $code;
2882	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3116	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2883	$qcode =~ s/\n/\\n/g;	3117	$qcode =~ s/\n/\\n/g;
		3118
		3119	%vars = (_dummy => 0) unless %vars;
2884		3120
2885	local $_;	3121	local $_;
2886	local @safe::cf::_safe_eval_args = values %vars;	3122	local @safe::cf::_safe_eval_args = values %vars;
2887		3123
2888	my $eval =	3124	my $eval =
…		…
2965	{	3201	{
2966	my $faces = $facedata->{faceinfo};	3202	my $faces = $facedata->{faceinfo};
2967		3203
2968	while (my ($face, $info) = each %$faces) {	3204	while (my ($face, $info) = each %$faces) {
2969	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3205	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3206
2970	cf::face::set_visibility $idx, $info->{visibility};	3207	cf::face::set_visibility $idx, $info->{visibility};
2971	cf::face::set_magicmap $idx, $info->{magicmap};	3208	cf::face::set_magicmap $idx, $info->{magicmap};
2972	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3209	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2973	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3210	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2974		3211
2975	cf::cede_to_tick;	3212	cf::cede_to_tick;
2976	}	3213	}
2977		3214
2978	while (my ($face, $info) = each %$faces) {	3215	while (my ($face, $info) = each %$faces) {
2979	next unless $info->{smooth};	3216	next unless $info->{smooth};
		3217
2980	my $idx = cf::face::find $face	3218	my $idx = cf::face::find $face
2981	or next;	3219	or next;
		3220
2982	if (my $smooth = cf::face::find $info->{smooth}) {	3221	if (my $smooth = cf::face::find $info->{smooth}) {
2983	cf::face::set_smooth $idx, $smooth;	3222	cf::face::set_smooth $idx, $smooth;
2984	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3223	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2985	} else {	3224	} else {
2986	warn "smooth face '$info->{smooth}' not found for face '$face'";	3225	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3004	{	3243	{
3005	# TODO: for gcfclient pleasure, we should give resources	3244	# TODO: for gcfclient pleasure, we should give resources
3006	# that gcfclient doesn't grok a >10000 face index.	3245	# that gcfclient doesn't grok a >10000 face index.
3007	my $res = $facedata->{resource};	3246	my $res = $facedata->{resource};
3008		3247
3009	my $soundconf = delete $res->{"res/sound.conf"};
3010
3011	while (my ($name, $info) = each %$res) {	3248	while (my ($name, $info) = each %$res) {
		3249	if (defined $info->{type}) {
3012	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3250	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3013	my $data;	3251	my $data;
3014		3252
3015	if ($info->{type} & 1) {	3253	if ($info->{type} & 1) {
3016	# prepend meta info	3254	# prepend meta info
3017		3255
3018	my $meta = $enc->encode ({	3256	my $meta = $enc->encode ({
3019	name => $name,	3257	name => $name,
3020	%{ $info->{meta} || {} },	3258	%{ $info->{meta} || {} },
3021	});	3259	});
3022		3260
3023	$data = pack "(w/a*)*", $meta, $info->{data};	3261	$data = pack "(w/a*)*", $meta, $info->{data};
		3262	} else {
		3263	$data = $info->{data};
		3264	}
		3265
		3266	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3267	cf::face::set_type $idx, $info->{type};
3024	} else {	3268	} else {
3025	$data = $info->{data};	3269	$RESOURCE{$name} = $info;
3026	}	3270	}
3027		3271
3028	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3029	cf::face::set_type $idx, $info->{type};
3030
3031	cf::cede_to_tick;	3272	cf::cede_to_tick;
3032	}	3273	}
3033
3034	if ($soundconf) {
3035	$soundconf = $enc->decode (delete $soundconf->{data});
3036
3037	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3038	my $sound = $soundconf->{compat}[$_]
3039	or next;
3040
3041	my $face = cf::face::find "sound/$sound->[1]";
3042	cf::sound::set $sound->[0] => $face;
3043	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3044	}
3045
3046	while (my ($k, $v) = each %{$soundconf->{event}}) {
3047	my $face = cf::face::find "sound/$v";
3048	cf::sound::set $k => $face;
3049	}
3050	}
3051	}	3274	}
		3275
		3276	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3052		3277
3053	1	3278	1
3054	}	3279	}
		3280
		3281	cf::global->attach (on_resource_update => sub {
		3282	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3283	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3284
		3285	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3286	my $sound = $soundconf->{compat}[$_]
		3287	or next;
		3288
		3289	my $face = cf::face::find "sound/$sound->[1]";
		3290	cf::sound::set $sound->[0] => $face;
		3291	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3292	}
		3293
		3294	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3295	my $face = cf::face::find "sound/$v";
		3296	cf::sound::set $k => $face;
		3297	}
		3298	}
		3299	});
3055		3300
3056	register_exticmd fx_want => sub {	3301	register_exticmd fx_want => sub {
3057	my ($ns, $want) = @_;	3302	my ($ns, $want) = @_;
3058		3303
3059	while (my ($k, $v) = each %$want) {	3304	while (my ($k, $v) = each %$want) {
3060	$ns->fx_want ($k, $v);	3305	$ns->fx_want ($k, $v);
3061	}	3306	}
3062	};	3307	};
		3308
		3309	sub load_resource_file($) {
		3310	my $guard = lock_acquire "load_resource_file";
		3311
		3312	my $status = load_resource_file_ $_[0];
		3313	get_slot 0.1, 100;
		3314	cf::arch::commit_load;
		3315
		3316	$status
		3317	}
3063		3318
3064	sub reload_regions {	3319	sub reload_regions {
3065	# HACK to clear player env face cache, we need some signal framework	3320	# HACK to clear player env face cache, we need some signal framework
3066	# for this (global event?)	3321	# for this (global event?)
3067	%ext::player_env::MUSIC_FACE_CACHE = ();	3322	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3081	}	3336	}
3082		3337
3083	sub reload_archetypes {	3338	sub reload_archetypes {
3084	load_resource_file "$DATADIR/archetypes"	3339	load_resource_file "$DATADIR/archetypes"
3085	or die "unable to load archetypes\n";	3340	or die "unable to load archetypes\n";
3086	#d# NEED to laod twice to resolve forward references
3087	# this really needs to be done in an extra post-pass
3088	# (which needs to be synchronous, so solve it differently)
3089	load_resource_file "$DATADIR/archetypes"
3090	or die "unable to load archetypes\n";
3091	}	3341	}
3092		3342
3093	sub reload_treasures {	3343	sub reload_treasures {
3094	load_resource_file "$DATADIR/treasures"	3344	load_resource_file "$DATADIR/treasures"
3095	or die "unable to load treasurelists\n";	3345	or die "unable to load treasurelists\n";
3096	}	3346	}
3097		3347
3098	sub reload_resources {	3348	sub reload_resources {
3099	warn "reloading resource files...\n";	3349	warn "reloading resource files...\n";
3100		3350
		3351	reload_facedata;
		3352	reload_archetypes;
3101	reload_regions;	3353	reload_regions;
3102	reload_facedata;
3103	#reload_archetypes;#d#
3104	reload_archetypes;
3105	reload_treasures;	3354	reload_treasures;
3106		3355
3107	warn "finished reloading resource files\n";	3356	warn "finished reloading resource files\n";
3108	}
3109
3110	sub init {
3111	reload_resources;
3112	}	3357	}
3113		3358
3114	sub reload_config {	3359	sub reload_config {
3115	open my $fh, "<:utf8", "$CONFDIR/config"	3360	open my $fh, "<:utf8", "$CONFDIR/config"
3116	or return;	3361	or return;
3117		3362
3118	local $/;	3363	local $/;
3119	*CFG = YAML::Syck::Load <$fh>;	3364	*CFG = YAML::Load <$fh>;
3120		3365
3121	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3366	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3122		3367
3123	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3368	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3124	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3369	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3130	};	3375	};
3131	warn $@ if $@;	3376	warn $@ if $@;
3132	}	3377	}
3133	}	3378	}
3134		3379
		3380	sub pidfile() {
		3381	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3382	or die "$PIDFILE: $!";
		3383	flock $fh, &Fcntl::LOCK_EX
		3384	or die "$PIDFILE: flock: $!";
		3385	$fh
		3386	}
		3387
		3388	# make sure only one server instance is running at any one time
		3389	sub atomic {
		3390	my $fh = pidfile;
		3391
		3392	my $pid = <$fh>;
		3393	kill 9, $pid if $pid > 0;
		3394
		3395	seek $fh, 0, 0;
		3396	print $fh $$;
		3397	}
		3398
3135	sub main {	3399	sub main {
		3400	cf::init_globals; # initialise logging
		3401
		3402	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3403	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3404	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3405	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3406
		3407	cf::init_experience;
		3408	cf::init_anim;
		3409	cf::init_attackmess;
		3410	cf::init_dynamic;
		3411
		3412	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3413
3136	# we must not ever block the main coroutine	3414	# we must not ever block the main coroutine
3137	local $Coro::idle = sub {	3415	local $Coro::idle = sub {
3138	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3416	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3139	(async {	3417	(async {
3140	Event::one_event;	3418	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3419	EV::loop EV::LOOP_ONESHOT;
3141	})->prio (Coro::PRIO_MAX);	3420	})->prio (Coro::PRIO_MAX);
3142	};	3421	};
3143		3422
		3423	evthread_start IO::AIO::poll_fileno;
		3424
		3425	cf::sync_job {
		3426	reload_resources;
3144	reload_config;	3427	reload_config;
3145	db_init;	3428	db_init;
		3429
		3430	cf::load_settings;
		3431	cf::load_materials;
		3432	cf::init_uuid;
		3433	cf::init_signals;
		3434	cf::init_commands;
		3435	cf::init_skills;
		3436
		3437	cf::init_beforeplay;
		3438
		3439	atomic;
		3440
3146	load_extensions;	3441	load_extensions;
3147		3442
3148	$TICK_WATCHER->start;	3443	utime time, time, $RUNTIMEFILE;
		3444
		3445	# no (long-running) fork's whatsoever before this point(!)
		3446	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3447
		3448	(pop @POST_INIT)->(0) while @POST_INIT;
		3449	};
		3450
3149	Event::loop;	3451	EV::loop;
3150	}	3452	}
3151		3453
3152	#############################################################################	3454	#############################################################################
3153	# initialisation and cleanup	3455	# initialisation and cleanup
3154		3456
3155	# install some emergency cleanup handlers	3457	# install some emergency cleanup handlers
3156	BEGIN {	3458	BEGIN {
		3459	our %SIGWATCHER = ();
3157	for my $signal (qw(INT HUP TERM)) {	3460	for my $signal (qw(INT HUP TERM)) {
3158	Event->signal (	3461	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3159	reentrant => 0,
3160	data => WF_AUTOCANCEL,
3161	signal => $signal,
3162	prio => 0,
3163	cb => sub {
3164	cf::cleanup "SIG$signal";	3462	cf::cleanup "SIG$signal";
3165	},
3166	);	3463	};
3167	}	3464	}
3168	}	3465	}
3169		3466
3170	sub write_runtime {	3467	sub write_runtime_sync {
3171	my $runtime = "$LOCALDIR/runtime";
3172
3173	# first touch the runtime file to show we are still running:	3468	# first touch the runtime file to show we are still running:
3174	# the fsync below can take a very very long time.	3469	# the fsync below can take a very very long time.
3175		3470
3176	IO::AIO::aio_utime $runtime, undef, undef;	3471	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3177		3472
3178	my $guard = cf::lock_acquire "write_runtime";	3473	my $guard = cf::lock_acquire "write_runtime";
3179		3474
3180	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3475	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3181	or return;	3476	or return;
3182		3477
3183	my $value = $cf::RUNTIME + 90 + 10;	3478	my $value = $cf::RUNTIME + 90 + 10;
3184	# 10 is the runtime save interval, for a monotonic clock	3479	# 10 is the runtime save interval, for a monotonic clock
3185	# 60 allows for the watchdog to kill the server.	3480	# 60 allows for the watchdog to kill the server.
…		…
3195	aio_utime $fh, undef, undef;	3490	aio_utime $fh, undef, undef;
3196		3491
3197	close $fh	3492	close $fh
3198	or return;	3493	or return;
3199		3494
3200	aio_rename "$runtime~", $runtime	3495	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3201	and return;	3496	and return;
3202		3497
3203	warn "runtime file written.\n";	3498	warn "runtime file written.\n";
3204		3499
3205	1	3500	1
		3501	}
		3502
		3503	our $uuid_lock;
		3504	our $uuid_skip;
		3505
		3506	sub write_uuid_sync($) {
		3507	$uuid_skip ||= $_[0];
		3508
		3509	return if $uuid_lock;
		3510	local $uuid_lock = 1;
		3511
		3512	my $uuid = "$LOCALDIR/uuid";
		3513
		3514	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3515	or return;
		3516
		3517	my $value = uuid_seq uuid_cur;
		3518
		3519	unless ($value) {
		3520	warn "cowardly refusing to write zero uuid value!\n";
		3521	return;
		3522	}
		3523
		3524	my $value = uuid_str $value + $uuid_skip;
		3525	$uuid_skip = 0;
		3526
		3527	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3528	and return;
		3529
		3530	# always fsync - this file is important
		3531	aio_fsync $fh
		3532	and return;
		3533
		3534	close $fh
		3535	or return;
		3536
		3537	aio_rename "$uuid~", $uuid
		3538	and return;
		3539
		3540	warn "uuid file written ($value).\n";
		3541
		3542	1
		3543
		3544	}
		3545
		3546	sub write_uuid($$) {
		3547	my ($skip, $sync) = @_;
		3548
		3549	$sync ? write_uuid_sync $skip
		3550	: async { write_uuid_sync $skip };
3206	}	3551	}
3207		3552
3208	sub emergency_save() {	3553	sub emergency_save() {
3209	my $freeze_guard = cf::freeze_mainloop;	3554	my $freeze_guard = cf::freeze_mainloop;
3210		3555
3211	warn "enter emergency perl save\n";	3556	warn "emergency_perl_save: enter\n";
3212		3557
3213	cf::sync_job {	3558	cf::sync_job {
		3559	# this is a trade-off: we want to be very quick here, so
		3560	# save all maps without fsync, and later call a global sync
		3561	# (which in turn might be very very slow)
		3562	local $USE_FSYNC = 0;
		3563
3214	# use a peculiar iteration method to avoid tripping on perl	3564	# use a peculiar iteration method to avoid tripping on perl
3215	# refcount bugs in for. also avoids problems with players	3565	# refcount bugs in for. also avoids problems with players
3216	# and maps saved/destroyed asynchronously.	3566	# and maps saved/destroyed asynchronously.
3217	warn "begin emergency player save\n";	3567	warn "emergency_perl_save: begin player save\n";
3218	for my $login (keys %cf::PLAYER) {	3568	for my $login (keys %cf::PLAYER) {
3219	my $pl = $cf::PLAYER{$login} or next;	3569	my $pl = $cf::PLAYER{$login} or next;
3220	$pl->valid or next;	3570	$pl->valid or next;
		3571	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3221	$pl->save;	3572	$pl->save;
3222	}	3573	}
3223	warn "end emergency player save\n";	3574	warn "emergency_perl_save: end player save\n";
3224		3575
3225	warn "begin emergency map save\n";	3576	warn "emergency_perl_save: begin map save\n";
3226	for my $path (keys %cf::MAP) {	3577	for my $path (keys %cf::MAP) {
3227	my $map = $cf::MAP{$path} or next;	3578	my $map = $cf::MAP{$path} or next;
3228	$map->valid or next;	3579	$map->valid or next;
3229	$map->save;	3580	$map->save;
3230	}	3581	}
3231	warn "end emergency map save\n";	3582	warn "emergency_perl_save: end map save\n";
3232		3583
3233	warn "begin emergency database checkpoint\n";	3584	warn "emergency_perl_save: begin database checkpoint\n";
3234	BDB::db_env_txn_checkpoint $DB_ENV;	3585	BDB::db_env_txn_checkpoint $DB_ENV;
3235	warn "end emergency database checkpoint\n";	3586	warn "emergency_perl_save: end database checkpoint\n";
		3587
		3588	warn "emergency_perl_save: begin write uuid\n";
		3589	write_uuid_sync 1;
		3590	warn "emergency_perl_save: end write uuid\n";
3236	};	3591	};
3237		3592
		3593	warn "emergency_perl_save: starting sync()\n";
		3594	IO::AIO::aio_sync sub {
		3595	warn "emergency_perl_save: finished sync()\n";
		3596	};
		3597
3238	warn "leave emergency perl save\n";	3598	warn "emergency_perl_save: leave\n";
3239	}	3599	}
3240		3600
3241	sub post_cleanup {	3601	sub post_cleanup {
3242	my ($make_core) = @_;	3602	my ($make_core) = @_;
3243		3603
3244	warn Carp::longmess "post_cleanup backtrace"	3604	warn Carp::longmess "post_cleanup backtrace"
3245	if $make_core;	3605	if $make_core;
		3606
		3607	my $fh = pidfile;
		3608	unlink $PIDFILE if <$fh> == $$;
		3609	}
		3610
		3611	# a safer delete_package, copied from Symbol
		3612	sub clear_package($) {
		3613	my $pkg = shift;
		3614
		3615	# expand to full symbol table name if needed
		3616	unless ($pkg =~ /^main::.*::$/) {
		3617	$pkg = "main$pkg" if $pkg =~ /^::/;
		3618	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3619	$pkg .= '::' unless $pkg =~ /::$/;
		3620	}
		3621
		3622	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3623	my $stem_symtab = *{$stem}{HASH};
		3624
		3625	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3626	or return;
		3627
		3628	# clear all symbols
		3629	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3630	for my $name (keys %$leaf_symtab) {
		3631	_gv_clear *{"$pkg$name"};
		3632	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3633	}
		3634	warn "cleared package $pkg\n";#d#
3246	}	3635	}
3247		3636
3248	sub do_reload_perl() {	3637	sub do_reload_perl() {
3249	# can/must only be called in main	3638	# can/must only be called in main
3250	if ($Coro::current != $Coro::main) {	3639	if ($Coro::current != $Coro::main) {
3251	warn "can only reload from main coroutine";	3640	warn "can only reload from main coroutine";
3252	return;	3641	return;
3253	}	3642	}
3254		3643
		3644	return if $RELOAD++;
		3645
		3646	my $t1 = EV::time;
		3647
		3648	while ($RELOAD) {
3255	warn "reloading...";	3649	warn "reloading...";
3256		3650
3257	warn "entering sync_job";	3651	warn "entering sync_job";
3258		3652
3259	cf::sync_job {	3653	cf::sync_job {
3260	cf::write_runtime; # external watchdog should not bark	3654	cf::write_runtime_sync; # external watchdog should not bark
3261	cf::emergency_save;	3655	cf::emergency_save;
3262	cf::write_runtime; # external watchdog should not bark	3656	cf::write_runtime_sync; # external watchdog should not bark
3263		3657
3264	warn "syncing database to disk";	3658	warn "syncing database to disk";
3265	BDB::db_env_txn_checkpoint $DB_ENV;	3659	BDB::db_env_txn_checkpoint $DB_ENV;
3266		3660
3267	# if anything goes wrong in here, we should simply crash as we already saved	3661	# if anything goes wrong in here, we should simply crash as we already saved
3268		3662
3269	warn "cancelling all WF_AUTOCANCEL watchers";
3270	for (Event::all_watchers) {
3271	$_->cancel if $_->data & WF_AUTOCANCEL;
3272	}
3273
3274	warn "flushing outstanding aio requests";	3663	warn "flushing outstanding aio requests";
3275	for (;;) {
3276	BDB::flush;
3277	IO::AIO::flush;
3278	Coro::cede;
3279	last unless IO::AIO::nreqs || BDB::nreqs;	3664	while (IO::AIO::nreqs || BDB::nreqs) {
3280	warn "iterate...";	3665	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3281	}
3282
3283	++$RELOAD;
3284
3285	warn "cancelling all extension coros";
3286	$_->cancel for values %EXT_CORO;
3287	%EXT_CORO = ();
3288
3289	warn "removing commands";
3290	%COMMAND = ();
3291
3292	warn "removing ext/exti commands";
3293	%EXTCMD = ();
3294	%EXTICMD = ();
3295
3296	warn "unloading/nuking all extensions";
3297	for my $pkg (@EXTS) {
3298	warn "... unloading $pkg";
3299
3300	if (my $cb = $pkg->can ("unload")) {
3301	eval {
3302	$cb->($pkg);
3303	1
3304	} or warn "$pkg unloaded, but with errors: $@";
3305	}	3666	}
3306		3667
3307	warn "... nuking $pkg";	3668	warn "cancelling all extension coros";
3308	Symbol::delete_package $pkg;	3669	$_->cancel for values %EXT_CORO;
3309	}	3670	%EXT_CORO = ();
3310		3671
3311	warn "unloading all perl modules loaded from $LIBDIR";	3672	warn "removing commands";
3312	while (my ($k, $v) = each %INC) {	3673	%COMMAND = ();
3313	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3314		3674
		3675	warn "removing ext/exti commands";
		3676	%EXTCMD = ();
		3677	%EXTICMD = ();
		3678
		3679	warn "unloading/nuking all extensions";
		3680	for my $pkg (@EXTS) {
3315	warn "... unloading $k";	3681	warn "... unloading $pkg";
3316	delete $INC{$k};
3317		3682
3318	$k =~ s/\.pm$//;
3319	$k =~ s/\//::/g;
3320
3321	if (my $cb = $k->can ("unload_module")) {	3683	if (my $cb = $pkg->can ("unload")) {
		3684	eval {
3322	$cb->();	3685	$cb->($pkg);
		3686	1
		3687	} or warn "$pkg unloaded, but with errors: $@";
		3688	}
		3689
		3690	warn "... clearing $pkg";
		3691	clear_package $pkg;
3323	}	3692	}
3324		3693
3325	Symbol::delete_package $k;	3694	warn "unloading all perl modules loaded from $LIBDIR";
		3695	while (my ($k, $v) = each %INC) {
		3696	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3697
		3698	warn "... unloading $k";
		3699	delete $INC{$k};
		3700
		3701	$k =~ s/\.pm$//;
		3702	$k =~ s/\//::/g;
		3703
		3704	if (my $cb = $k->can ("unload_module")) {
		3705	$cb->();
		3706	}
		3707
		3708	clear_package $k;
3326	}	3709	}
3327		3710
3328	warn "getting rid of safe::, as good as possible";	3711	warn "getting rid of safe::, as good as possible";
3329	Symbol::delete_package "safe::$_"	3712	clear_package "safe::$_"
3330	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3713	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3331		3714
3332	warn "unloading cf.pm \"a bit\"";	3715	warn "unloading cf.pm \"a bit\"";
3333	delete $INC{"cf.pm"};	3716	delete $INC{"cf.pm"};
3334	delete $INC{"cf/pod.pm"};	3717	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3335		3718
3336	# don't, removes xs symbols, too,	3719	# don't, removes xs symbols, too,
3337	# and global variables created in xs	3720	# and global variables created in xs
3338	#Symbol::delete_package __PACKAGE__;	3721	#clear_package __PACKAGE__;
3339		3722
3340	warn "unload completed, starting to reload now";	3723	warn "unload completed, starting to reload now";
3341		3724
3342	warn "reloading cf.pm";	3725	warn "reloading cf.pm";
3343	require cf;	3726	require cf;
3344	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3727	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3345		3728
3346	warn "loading config and database again";	3729	warn "loading config and database again";
3347	cf::reload_config;	3730	cf::reload_config;
3348		3731
3349	warn "loading extensions";	3732	warn "loading extensions";
3350	cf::load_extensions;	3733	cf::load_extensions;
3351		3734
		3735	if ($REATTACH_ON_RELOAD) {
3352	warn "reattaching attachments to objects/players";	3736	warn "reattaching attachments to objects/players";
3353	_global_reattach; # objects, sockets	3737	_global_reattach; # objects, sockets
3354	warn "reattaching attachments to maps";	3738	warn "reattaching attachments to maps";
3355	reattach $_ for values %MAP;	3739	reattach $_ for values %MAP;
3356	warn "reattaching attachments to players";	3740	warn "reattaching attachments to players";
3357	reattach $_ for values %PLAYER;	3741	reattach $_ for values %PLAYER;
		3742	}
3358		3743
		3744	warn "running post_init jobs";
		3745	(pop @POST_INIT)->(1) while @POST_INIT;
		3746
3359	warn "leaving sync_job";	3747	warn "leaving sync_job";
3360		3748
3361	1	3749	1
3362	} or do {	3750	} or do {
3363	warn $@;	3751	warn $@;
3364	warn "error while reloading, exiting.";	3752	cf::cleanup "error while reloading, exiting.";
3365	exit 1;
3366	};	3753	};
3367		3754
3368	warn "reloaded";	3755	warn "reloaded";
		3756	--$RELOAD;
		3757	}
		3758
		3759	$t1 = EV::time - $t1;
		3760	warn "reload completed in ${t1}s\n";
3369	};	3761	};
3370		3762
3371	our $RELOAD_WATCHER; # used only during reload	3763	our $RELOAD_WATCHER; # used only during reload
3372		3764
3373	sub reload_perl() {	3765	sub reload_perl() {
3374	# doing reload synchronously and two reloads happen back-to-back,	3766	# doing reload synchronously and two reloads happen back-to-back,
3375	# coro crashes during coro_state_free->destroy here.	3767	# coro crashes during coro_state_free->destroy here.
3376		3768
3377	$RELOAD_WATCHER ||= Event->timer (	3769	$RELOAD_WATCHER ||= cf::async {
3378	reentrant => 0,	3770	Coro::AIO::aio_wait cache_extensions;
3379	after => 0,	3771
3380	data => WF_AUTOCANCEL,	3772	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3381	cb => sub {
3382	do_reload_perl;	3773	do_reload_perl;
3383	undef $RELOAD_WATCHER;	3774	undef $RELOAD_WATCHER;
3384	},	3775	};
3385	);	3776	};
3386	}	3777	}
3387		3778
3388	register_command "reload" => sub {	3779	register_command "reload" => sub {
3389	my ($who, $arg) = @_;	3780	my ($who, $arg) = @_;
3390		3781
3391	if ($who->flag (FLAG_WIZ)) {	3782	if ($who->flag (FLAG_WIZ)) {
3392	$who->message ("reloading server.");	3783	$who->message ("reloading server.");
		3784	async {
		3785	$Coro::current->{desc} = "perl_reload";
3393	async { reload_perl };	3786	reload_perl;
		3787	};
3394	}	3788	}
3395	};	3789	};
3396		3790
3397	unshift @INC, $LIBDIR;	3791	unshift @INC, $LIBDIR;
3398		3792
…		…
3400		3794
3401	our @WAIT_FOR_TICK;	3795	our @WAIT_FOR_TICK;
3402	our @WAIT_FOR_TICK_BEGIN;	3796	our @WAIT_FOR_TICK_BEGIN;
3403		3797
3404	sub wait_for_tick {	3798	sub wait_for_tick {
3405	return unless $TICK_WATCHER->is_active;
3406	return if $Coro::current == $Coro::main;	3799	return if tick_inhibit || $Coro::current == $Coro::main;
3407		3800
3408	my $signal = new Coro::Signal;	3801	my $signal = new Coro::Signal;
3409	push @WAIT_FOR_TICK, $signal;	3802	push @WAIT_FOR_TICK, $signal;
3410	$signal->wait;	3803	$signal->wait;
3411	}	3804	}
3412		3805
3413	sub wait_for_tick_begin {	3806	sub wait_for_tick_begin {
3414	return unless $TICK_WATCHER->is_active;
3415	return if $Coro::current == $Coro::main;	3807	return if tick_inhibit || $Coro::current == $Coro::main;
3416		3808
3417	my $signal = new Coro::Signal;	3809	my $signal = new Coro::Signal;
3418	push @WAIT_FOR_TICK_BEGIN, $signal;	3810	push @WAIT_FOR_TICK_BEGIN, $signal;
3419	$signal->wait;	3811	$signal->wait;
3420	}	3812	}
3421		3813
3422	my $min = 1e6;#d#	3814	sub tick {
3423	my $avg = 10;
3424	$TICK_WATCHER = Event->timer (
3425	reentrant => 0,
3426	parked => 1,
3427	prio => 0,
3428	at => $NEXT_TICK || $TICK,
3429	data => WF_AUTOCANCEL,
3430	cb => sub {
3431	if ($Coro::current != $Coro::main) {	3815	if ($Coro::current != $Coro::main) {
3432	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3816	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3433	unless ++$bug_warning > 10;	3817	unless ++$bug_warning > 10;
3434	return;	3818	return;
3435	}	3819	}
3436		3820
3437	$NOW = $tick_start = Event::time;
3438
3439	cf::server_tick; # one server iteration	3821	cf::server_tick; # one server iteration
3440		3822
3441	0 && sync_job {#d#	3823	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3442	for(1..10) {	3824	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3443	my $t = Event::time;	3825	Coro::async_pool {
3444	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3826	$Coro::current->{desc} = "runtime saver";
3445	or die;	3827	write_runtime_sync
3446		3828	or warn "ERROR: unable to write runtime file: $!";
3447	$map->width (50);
3448	$map->height (50);
3449	$map->alloc;
3450	$map->_load_objects ("/tmp/x.map", 1); #TODO: does not work
3451	my $t = Event::time - $t;
3452
3453	#next unless $t < 0.0013;#d#
3454	if ($t < $min) {
3455	$min = $t;
3456	}
3457	$avg = $avg * 0.99 + $t * 0.01;
3458	}
3459	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3460	exit 0;
3461	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3462	};	3829	};
		3830	}
3463		3831
3464	$RUNTIME += $TICK;
3465	$NEXT_TICK += $TICK;
3466
3467	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3468	$NEXT_RUNTIME_WRITE = $NOW + 10;
3469	Coro::async_pool {
3470	write_runtime
3471	or warn "ERROR: unable to write runtime file: $!";
3472	};
3473	}
3474
3475	# my $AFTER = Event::time;
3476	# warn $AFTER - $NOW;#d#
3477
3478	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3832	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3479	$sig->send;	3833	$sig->send;
3480	}	3834	}
3481	while (my $sig = shift @WAIT_FOR_TICK) {	3835	while (my $sig = shift @WAIT_FOR_TICK) {
3482	$sig->send;	3836	$sig->send;
3483	}	3837	}
3484		3838
3485	$NOW = Event::time;	3839	$LOAD = ($NOW - $TICK_START) / $TICK;
3486
3487	# if we are delayed by four ticks or more, skip them all
3488	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3489
3490	$TICK_WATCHER->at ($NEXT_TICK);
3491	$TICK_WATCHER->start;
3492
3493	$LOAD = ($NOW - $tick_start) / $TICK;
3494	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3840	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3495		3841
3496	_post_tick;	3842	if (0) {
3497		3843	if ($NEXT_TICK) {
3498		3844	my $jitter = $TICK_START - $NEXT_TICK;
		3845	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3846	warn "jitter $JITTER\n";#d#
		3847	}
3499	},	3848	}
3500	);	3849	}
3501		3850
3502	{	3851	{
3503	BDB::max_poll_time $TICK * 0.1;	3852	# configure BDB
3504	$BDB_POLL_WATCHER = Event->io (	3853
3505	reentrant => 0,
3506	fd => BDB::poll_fileno,
3507	poll => 'r',
3508	prio => 0,
3509	data => WF_AUTOCANCEL,
3510	cb => \&BDB::poll_cb,
3511	);
3512	BDB::min_parallel 8;	3854	BDB::min_parallel 8;
3513		3855	BDB::max_poll_reqs $TICK * 0.1;
3514	BDB::set_sync_prepare {	3856	$AnyEvent::BDB::WATCHER->priority (1);
3515	my $status;
3516	my $current = $Coro::current;
3517	(
3518	sub {
3519	$status = $!;
3520	$current->ready; undef $current;
3521	},
3522	sub {
3523	Coro::schedule while defined $current;
3524	$! = $status;
3525	},
3526	)
3527	};
3528		3857
3529	unless ($DB_ENV) {	3858	unless ($DB_ENV) {
3530	$DB_ENV = BDB::db_env_create;	3859	$DB_ENV = BDB::db_env_create;
		3860	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3861	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3862	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3863	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3864	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3531		3865
3532	cf::sync_job {	3866	cf::sync_job {
3533	eval {	3867	eval {
3534	BDB::db_env_open	3868	BDB::db_env_open
3535	$DB_ENV,	3869	$DB_ENV,
…		…
3537	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3871	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3538	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3872	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3539	0666;	3873	0666;
3540		3874
3541	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3875	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3542
3543	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3544	$DB_ENV->set_lk_detect;
3545	};	3876	};
3546		3877
3547	cf::cleanup "db_env_open(db): $@" if $@;	3878	cf::cleanup "db_env_open(db): $@" if $@;
3548	};	3879	};
3549	}	3880	}
		3881
		3882	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3883	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3884	};
		3885	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3886	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3887	};
		3888	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3889	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3890	};
3550	}	3891	}
3551		3892
3552	{	3893	{
		3894	# configure IO::AIO
		3895
3553	IO::AIO::min_parallel 8;	3896	IO::AIO::min_parallel 8;
3554
3555	undef $Coro::AIO::WATCHER;
3556	IO::AIO::max_poll_time $TICK * 0.1;	3897	IO::AIO::max_poll_time $TICK * 0.1;
3557	$AIO_POLL_WATCHER = Event->io (	3898	undef $AnyEvent::AIO::WATCHER;
3558	reentrant => 0,
3559	data => WF_AUTOCANCEL,
3560	fd => IO::AIO::poll_fileno,
3561	poll => 'r',
3562	prio => 6,
3563	cb => \&IO::AIO::poll_cb,
3564	);
3565	}	3899	}
3566		3900
3567	my $_log_backtrace;	3901	my $_log_backtrace;
3568		3902
3569	sub _log_backtrace {	3903	sub _log_backtrace {
…		…
3572	$msg =~ s/\n//;	3906	$msg =~ s/\n//;
3573		3907
3574	# limit the # of concurrent backtraces	3908	# limit the # of concurrent backtraces
3575	if ($_log_backtrace < 2) {	3909	if ($_log_backtrace < 2) {
3576	++$_log_backtrace;	3910	++$_log_backtrace;
		3911	my $perl_bt = Carp::longmess $msg;
3577	async {	3912	async {
		3913	$Coro::current->{desc} = "abt $msg";
		3914
3578	my @bt = fork_call {	3915	my @bt = fork_call {
3579	@addr = map { sprintf "%x", $_ } @addr;	3916	@addr = map { sprintf "%x", $_ } @addr;
3580	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3917	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3581	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3918	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3582	or die "addr2line: $!";	3919	or die "addr2line: $!";
…		…
3590	}	3927	}
3591		3928
3592	@funcs	3929	@funcs
3593	};	3930	};
3594		3931
3595	LOG llevInfo, "[ABT] $msg\n";	3932	LOG llevInfo, "[ABT] $perl_bt\n";
		3933	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3596	LOG llevInfo, "[ABT] $_\n" for @bt;	3934	LOG llevInfo, "[ABT] $_\n" for @bt;
3597	--$_log_backtrace;	3935	--$_log_backtrace;
3598	};	3936	};
3599	} else {	3937	} else {
3600	LOG llevInfo, "[ABT] $msg\n";	3938	LOG llevInfo, "[ABT] $msg\n";
3601	LOG llevInfo, "[ABT] [suppressed]\n";	3939	LOG llevInfo, "[ABT] [suppressed]\n";
3602	}	3940	}
3603	}	3941	}
3604		3942
3605	# load additional modules	3943	# load additional modules
3606	use cf::pod;	3944	require "cf/$_.pm" for @EXTRA_MODULES;
3607		3945
3608	END { cf::emergency_save }	3946	END { cf::emergency_save }
3609		3947
3610	1	3948	1
3611		3949

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