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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.367 by root, Wed Sep 12 11:10:11 2007 UTC vs.
Revision 1.478 by root, Thu Sep 17 01:57:31 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		76
43	$Event::Eval = 1; # no idea why this is required, but it is	77	# strictly for debugging
44		78	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
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		79
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	80	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		81
52	our %COMMAND = ();	82	our %COMMAND = ();
53	our %COMMAND_TIME = ();	83	our %COMMAND_TIME = ();
…		…
56	our %EXTCMD = ();	86	our %EXTCMD = ();
57	our %EXTICMD = ();	87	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	88	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	89	our %EXT_MAP = (); # pluggable maps
60		90
61	our $RELOAD; # number of reloads so far	91	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	92	our @EVENT;
63		93
64	our $CONFDIR = confdir;	94	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	95	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	96	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	97	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	98	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	99	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	100	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	101	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	102	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	103	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	104	our $BDBDIR = "$LOCALDIR/db";
		105	our $PIDFILE = "$LOCALDIR/pid";
		106	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		107
		108	our %RESOURCE;
75		109
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	110	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	111	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	112	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	113	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		114
84	our $BDB_POLL_WATCHER;	115	our $BDB_DEADLOCK_WATCHER;
85	our $BDB_CHECKPOINT_WATCHER;	116	our $BDB_CHECKPOINT_WATCHER;
86	our $BDB_TRICKLE_WATCHER;	117	our $BDB_TRICKLE_WATCHER;
87	our $DB_ENV;	118	our $DB_ENV;
88		119
		120	our @EXTRA_MODULES = qw(pod mapscript);
		121
89	our %CFG;	122	our %CFG;
90		123
91	our $UPTIME; $UPTIME ||= time;	124	our $UPTIME; $UPTIME ||= time;
92	our $RUNTIME;	125	our $RUNTIME;
		126	our $NOW;
93		127
94	our (%PLAYER, %PLAYER_LOADING); # all users	128	our (%PLAYER, %PLAYER_LOADING); # all users
95	our (%MAP, %MAP_LOADING ); # all maps	129	our (%MAP, %MAP_LOADING ); # all maps
96	our $LINK_MAP; # the special {link} map, which is always available	130	our $LINK_MAP; # the special {link} map, which is always available
97		131
98	# used to convert map paths into valid unix filenames by replacing / by ∕	132	# used to convert map paths into valid unix filenames by replacing / by ∕
99	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	133	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
100		134
101	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	135	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
102	our $LOADAVG; # same thing, but with alpha-smoothing	136	our $LOADAVG; # same thing, but with alpha-smoothing
		137	our $JITTER; # average jitter
103	our $tick_start; # for load detecting purposes	138	our $TICK_START; # for load detecting purposes
		139
		140	our @POST_INIT;
		141
		142	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		143	our $REALLY_UNLOOP; # never set to true, please :)
104		144
105	binmode STDOUT;	145	binmode STDOUT;
106	binmode STDERR;	146	binmode STDERR;
107		147
108	# read virtual server time, if available	148	# read virtual server time, if available
109	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	149	unless ($RUNTIME || !-e $RUNTIMEFILE) {
110	open my $fh, "<", "$LOCALDIR/runtime"	150	open my $fh, "<", $RUNTIMEFILE
111	or die "unable to read runtime file: $!";	151	or die "unable to read $RUNTIMEFILE file: $!";
112	$RUNTIME = <$fh> + 0.;	152	$RUNTIME = <$fh> + 0.;
113	}	153	}
		154
		155	eval "sub TICK() { $TICK } 1" or die;
114		156
115	mkdir $_	157	mkdir $_
116	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	158	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
117		159
118	our $EMERGENCY_POSITION;	160	our $EMERGENCY_POSITION;
…		…
161		203
162	The raw value load value from the last tick.	204	The raw value load value from the last tick.
163		205
164	=item %cf::CFG	206	=item %cf::CFG
165		207
166	Configuration for the server, loaded from C</etc/crossfire/config>, or	208	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
167	from wherever your confdir points to.	209	from wherever your confdir points to.
168		210
169	=item cf::wait_for_tick, cf::wait_for_tick_begin	211	=item cf::wait_for_tick, cf::wait_for_tick_begin
170		212
171	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	213	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
180		222
181	=back	223	=back
182		224
183	=cut	225	=cut
184		226
185	BEGIN {	227	$Coro::State::WARNHOOK = sub {
186	*CORE::GLOBAL::warn = sub {
187	my $msg = join "", @_;	228	my $msg = join "", @_;
188		229
189	$msg .= "\n"	230	$msg .= "\n"
190	unless $msg =~ /\n$/;	231	unless $msg =~ /\n$/;
191		232
192	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	233	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
193		234
194	LOG llevError, $msg;	235	LOG llevError, $msg;
195	};	236	};
196	}	237
		238	$Coro::State::DIEHOOK = sub {
		239	return unless $^S eq 0; # "eq", not "=="
		240
		241	warn Carp::longmess $_[0];
		242
		243	if ($Coro::current == $Coro::main) {#d#
		244	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		245	return;#d#
		246	}#d#
		247
		248	# kill coroutine otherwise
		249	Coro::terminate
		250	};
197		251
198	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	252	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
199	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	253	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
200	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	254	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
201	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	255	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
208	for my $pkg (qw(	262	for my $pkg (qw(
209	cf::global cf::attachable	263	cf::global cf::attachable
210	cf::object cf::object::player	264	cf::object cf::object::player
211	cf::client cf::player	265	cf::client cf::player
212	cf::arch cf::living	266	cf::arch cf::living
		267	cf::map cf::mapspace
213	cf::map cf::party cf::region	268	cf::party cf::region
214	)) {	269	)) {
215	no strict 'refs';
216	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	270	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
217	}	271	}
218		272
219	$Event::DIED = sub {	273	$EV::DIED = sub {
220	warn "error in event callback: @_";	274	warn "error in event callback: @_";
221	};	275	};
222		276
223	#############################################################################	277	#############################################################################
224		278
…		…
247	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	301	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
248	$d	302	$d
249	} || "[unable to dump $_[0]: '$@']";	303	} || "[unable to dump $_[0]: '$@']";
250	}	304	}
251		305
252	=item $ref = cf::from_json $json	306	=item $ref = cf::decode_json $json
253		307
254	Converts a JSON string into the corresponding perl data structure.	308	Converts a JSON string into the corresponding perl data structure.
255		309
256	=item $json = cf::to_json $ref	310	=item $json = cf::encode_json $ref
257		311
258	Converts a perl data structure into its JSON representation.	312	Converts a perl data structure into its JSON representation.
259		313
260	=cut	314	=cut
261		315
262	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	316	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
263		317
264	sub to_json ($) { $json_coder->encode ($_[0]) }	318	sub encode_json($) { $json_coder->encode ($_[0]) }
265	sub from_json ($) { $json_coder->decode ($_[0]) }	319	sub decode_json($) { $json_coder->decode ($_[0]) }
		320
		321	=item cf::post_init { BLOCK }
		322
		323	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		324	but I<before> the server starts ticking again.
		325
		326	The cdoeblock will have a single boolean argument to indicate whether this
		327	is a reload or not.
		328
		329	=cut
		330
		331	sub post_init(&) {
		332	push @POST_INIT, shift;
		333	}
266		334
267	=item cf::lock_wait $string	335	=item cf::lock_wait $string
268		336
269	Wait until the given lock is available. See cf::lock_acquire.	337	Wait until the given lock is available. See cf::lock_acquire.
270		338
271	=item my $lock = cf::lock_acquire $string	339	=item my $lock = cf::lock_acquire $string
272		340
273	Wait until the given lock is available and then acquires it and returns	341	Wait until the given lock is available and then acquires it and returns
274	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	342	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
275	for example when the coroutine gets canceled), the lock is automatically	343	for example when the coroutine gets canceled), the lock is automatically
276	returned.	344	returned.
277		345
278	Locks are *not* recursive, locking from the same coro twice results in a	346	Locks are *not* recursive, locking from the same coro twice results in a
279	deadlocked coro.	347	deadlocked coro.
…		…
285		353
286	Return true if the lock is currently active, i.e. somebody has locked it.	354	Return true if the lock is currently active, i.e. somebody has locked it.
287		355
288	=cut	356	=cut
289		357
290	our %LOCK;	358	our $LOCKS = new Coro::SemaphoreSet;
291	our %LOCKER;#d#
292		359
293	sub lock_wait($) {	360	sub lock_wait($) {
294	my ($key) = @_;	361	$LOCKS->wait ($_[0]);
295
296	if ($LOCKER{$key} == $Coro::current) {#d#
297	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
298	return;#d#
299	}#d#
300
301	# wait for lock, if any
302	while ($LOCK{$key}) {
303	push @{ $LOCK{$key} }, $Coro::current;
304	Coro::schedule;
305	}
306	}	362	}
307		363
308	sub lock_acquire($) {	364	sub lock_acquire($) {
309	my ($key) = @_;	365	$LOCKS->guard ($_[0])
310
311	# wait, to be sure we are not locked
312	lock_wait $key;
313
314	$LOCK{$key} = [];
315	$LOCKER{$key} = $Coro::current;#d#
316
317	Coro::guard {
318	delete $LOCKER{$key};#d#
319	# wake up all waiters, to be on the safe side
320	$_->ready for @{ delete $LOCK{$key} };
321	}
322	}	366	}
323		367
324	sub lock_active($) {	368	sub lock_active($) {
325	my ($key) = @_;	369	$LOCKS->count ($_[0]) < 1
326
327	! ! $LOCK{$key}
328	}	370	}
329		371
330	sub freeze_mainloop {	372	sub freeze_mainloop {
331	return unless $TICK_WATCHER->is_active;	373	tick_inhibit_inc;
332		374
333	my $guard = Coro::guard {	375	&Guard::guard (\&tick_inhibit_dec);
334	$TICK_WATCHER->start;	376	}
335	};	377
336	$TICK_WATCHER->stop;	378	=item cf::periodic $interval, $cb
337	$guard	379
		380	Like EV::periodic, but randomly selects a starting point so that the actions
		381	get spread over timer.
		382
		383	=cut
		384
		385	sub periodic($$) {
		386	my ($interval, $cb) = @_;
		387
		388	my $start = rand List::Util::min 180, $interval;
		389
		390	EV::periodic $start, $interval, 0, $cb
338	}	391	}
339		392
340	=item cf::get_slot $time[, $priority[, $name]]	393	=item cf::get_slot $time[, $priority[, $name]]
341		394
342	Allocate $time seconds of blocking CPU time at priority C<$priority>:	395	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
353	our @SLOT_QUEUE;	406	our @SLOT_QUEUE;
354	our $SLOT_QUEUE;	407	our $SLOT_QUEUE;
355		408
356	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	409	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
357	$SLOT_QUEUE = Coro::async {	410	$SLOT_QUEUE = Coro::async {
		411	$Coro::current->desc ("timeslot manager");
		412
358	my $signal = new Coro::Signal;	413	my $signal = new Coro::Signal;
359		414
360	while () {	415	while () {
361	next_job:	416	next_job:
362	my $avail = cf::till_tick;	417	my $avail = cf::till_tick;
…		…
370	}	425	}
371	}	426	}
372	}	427	}
373		428
374	if (@SLOT_QUEUE) {	429	if (@SLOT_QUEUE) {
375	# we do not use wait_For_tick() as it returns immediately when tick is inactive	430	# we do not use wait_for_tick() as it returns immediately when tick is inactive
376	push @cf::WAIT_FOR_TICK, $signal;	431	push @cf::WAIT_FOR_TICK, $signal;
377	$signal->wait;	432	$signal->wait;
378	} else {	433	} else {
379	Coro::schedule;	434	Coro::schedule;
380	}	435	}
381	}	436	}
382	};	437	};
383		438
384	sub get_slot($;$$) {	439	sub get_slot($;$$) {
		440	return if tick_inhibit || $Coro::current == $Coro::main;
		441
385	my ($time, $pri, $name) = @_;	442	my ($time, $pri, $name) = @_;
386		443
387	$time = $TICK * .6 if $time > $TICK * .6;	444	$time = $TICK * .6 if $time > $TICK * .6;
388	my $sig = new Coro::Signal;	445	my $sig = new Coro::Signal;
389		446
…		…
403		460
404	BEGIN { *async = \&Coro::async_pool }	461	BEGIN { *async = \&Coro::async_pool }
405		462
406	=item cf::sync_job { BLOCK }	463	=item cf::sync_job { BLOCK }
407		464
408	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	465	The design of Deliantra requires that the main coroutine ($Coro::main)
409	is always able to handle events or runnable, as Crossfire TRT is only	466	is always able to handle events or runnable, as Deliantra is only
410	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	467	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
411	acceptable.	468	acceptable.
412		469
413	If it must be done, put the blocking parts into C<sync_job>. This will run	470	If it must be done, put the blocking parts into C<sync_job>. This will run
414	the given BLOCK in another coroutine while waiting for the result. The	471	the given BLOCK in another coroutine while waiting for the result. The
…		…
419		476
420	sub sync_job(&) {	477	sub sync_job(&) {
421	my ($job) = @_;	478	my ($job) = @_;
422		479
423	if ($Coro::current == $Coro::main) {	480	if ($Coro::current == $Coro::main) {
424	my $time = Event::time;	481	my $time = EV::time;
425		482
426	# this is the main coro, too bad, we have to block	483	# this is the main coro, too bad, we have to block
427	# till the operation succeeds, freezing the server :/	484	# till the operation succeeds, freezing the server :/
428		485
429	# TODO: use suspend/resume instead	486	LOG llevError, Carp::longmess "sync job";#d#
430	# (but this is cancel-safe)	487
431	my $freeze_guard = freeze_mainloop;	488	my $freeze_guard = freeze_mainloop;
432		489
433	my $busy = 1;	490	my $busy = 1;
434	my @res;	491	my @res;
435		492
436	(async {	493	(async {
		494	$Coro::current->desc ("sync job coro");
437	@res = eval { $job->() };	495	@res = eval { $job->() };
438	warn $@ if $@;	496	warn $@ if $@;
439	undef $busy;	497	undef $busy;
440	})->prio (Coro::PRIO_MAX);	498	})->prio (Coro::PRIO_MAX);
441		499
442	while ($busy) {	500	while ($busy) {
443	Coro::cede or Event::one_event;	501	if (Coro::nready) {
		502	Coro::cede_notself;
		503	} else {
		504	EV::loop EV::LOOP_ONESHOT;
444	}	505	}
		506	}
445		507
446	$time = Event::time - $time;	508	my $time = EV::time - $time;
447		509
448	LOG llevError | logBacktrace, Carp::longmess "long sync job"
449	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
450
451	$tick_start += $time; # do not account sync jobs to server load	510	$TICK_START += $time; # do not account sync jobs to server load
452		511
453	wantarray ? @res : $res[0]	512	wantarray ? @res : $res[0]
454	} else {	513	} else {
455	# we are in another coroutine, how wonderful, everything just works	514	# we are in another coroutine, how wonderful, everything just works
456		515
…		…
481	=item fork_call { }, $args	540	=item fork_call { }, $args
482		541
483	Executes the given code block with the given arguments in a seperate	542	Executes the given code block with the given arguments in a seperate
484	process, returning the results. Everything must be serialisable with	543	process, returning the results. Everything must be serialisable with
485	Coro::Storable. May, of course, block. Note that the executed sub may	544	Coro::Storable. May, of course, block. Note that the executed sub may
486	never block itself or use any form of Event handling.	545	never block itself or use any form of event handling.
487		546
488	=cut	547	=cut
489		548
490	sub fork_call(&@) {	549	sub fork_call(&@) {
491	my ($cb, @args) = @_;	550	my ($cb, @args) = @_;
…		…
498	reset_signals;	557	reset_signals;
499	&$cb	558	&$cb
500	}, @args;	559	}, @args;
501		560
502	wantarray ? @res : $res[-1]	561	wantarray ? @res : $res[-1]
		562	}
		563
		564	=item $coin = coin_from_name $name
		565
		566	=cut
		567
		568	our %coin_alias = (
		569	"silver" => "silvercoin",
		570	"silvercoin" => "silvercoin",
		571	"silvercoins" => "silvercoin",
		572	"gold" => "goldcoin",
		573	"goldcoin" => "goldcoin",
		574	"goldcoins" => "goldcoin",
		575	"platinum" => "platinacoin",
		576	"platinumcoin" => "platinacoin",
		577	"platinumcoins" => "platinacoin",
		578	"platina" => "platinacoin",
		579	"platinacoin" => "platinacoin",
		580	"platinacoins" => "platinacoin",
		581	"royalty" => "royalty",
		582	"royalties" => "royalty",
		583	);
		584
		585	sub coin_from_name($) {
		586	$coin_alias{$_[0]}
		587	? cf::arch::find $coin_alias{$_[0]}
		588	: undef
503	}	589	}
504		590
505	=item $value = cf::db_get $family => $key	591	=item $value = cf::db_get $family => $key
506		592
507	Returns a single value from the environment database.	593	Returns a single value from the environment database.
…		…
646		732
647	#############################################################################	733	#############################################################################
648		734
649	=head2 ATTACHABLE OBJECTS	735	=head2 ATTACHABLE OBJECTS
650		736
651	Many objects in crossfire are so-called attachable objects. That means you can	737	Many objects in deliantra are so-called attachable objects. That means you can
652	attach callbacks/event handlers (a collection of which is called an "attachment")	738	attach callbacks/event handlers (a collection of which is called an "attachment")
653	to it. All such attachable objects support the following methods.	739	to it. All such attachable objects support the following methods.
654		740
655	In the following description, CLASS can be any of C<global>, C<object>	741	In the following description, CLASS can be any of C<global>, C<object>
656	C<player>, C<client> or C<map> (i.e. the attachable objects in	742	C<player>, C<client> or C<map> (i.e. the attachable objects in
657	Crossfire TRT).	743	Deliantra).
658		744
659	=over 4	745	=over 4
660		746
661	=item $attachable->attach ($attachment, key => $value...)	747	=item $attachable->attach ($attachment, key => $value...)
662		748
…		…
706	=item cf::CLASS::attachment $name, ...	792	=item cf::CLASS::attachment $name, ...
707		793
708	Register an attachment by C<$name> through which attachable objects of the	794	Register an attachment by C<$name> through which attachable objects of the
709	given CLASS can refer to this attachment.	795	given CLASS can refer to this attachment.
710		796
711	Some classes such as crossfire maps and objects can specify attachments	797	Some classes such as deliantra maps and objects can specify attachments
712	that are attached at load/instantiate time, thus the need for a name.	798	that are attached at load/instantiate time, thus the need for a name.
713		799
714	These calls expect any number of the following handler/hook descriptions:	800	These calls expect any number of the following handler/hook descriptions:
715		801
716	=over 4	802	=over 4
…		…
944	}	1030	}
945		1031
946	0	1032	0
947	}	1033	}
948		1034
949	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1035	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
950		1036
951	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1037	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
952		1038
953	Generate an object-specific event with the given arguments.	1039	Generate an object-specific event with the given arguments.
954		1040
…		…
960		1046
961	=cut	1047	=cut
962		1048
963	#############################################################################	1049	#############################################################################
964	# object support	1050	# object support
965	#
966		1051
		1052	sub _object_equal($$);
		1053	sub _object_equal($$) {
		1054	my ($a, $b) = @_;
		1055
		1056	return 0 unless (ref $a) eq (ref $b);
		1057
		1058	if ("HASH" eq ref $a) {
		1059	my @ka = keys %$a;
		1060	my @kb = keys %$b;
		1061
		1062	return 0 if @ka != @kb;
		1063
		1064	for (0 .. $#ka) {
		1065	return 0 unless $ka[$_] eq $kb[$_];
		1066	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1067	}
		1068
		1069	} elsif ("ARRAY" eq ref $a) {
		1070
		1071	return 0 if @$a != @$b;
		1072
		1073	for (0 .. $#$a) {
		1074	return 0 unless _object_equal $a->[$_], $b->[$_];
		1075	}
		1076
		1077	} elsif ($a ne $b) {
		1078	return 0;
		1079	}
		1080
		1081	1
		1082	}
		1083
		1084	our $SLOW_MERGES;#d#
967	sub _can_merge {	1085	sub _can_merge {
968	my ($ob1, $ob2) = @_;	1086	my ($ob1, $ob2) = @_;
969		1087
970	local $Storable::canonical = 1;	1088	++$SLOW_MERGES;#d#
971	my $fob1 = Storable::freeze $ob1;
972	my $fob2 = Storable::freeze $ob2;
973		1089
974	$fob1 eq $fob2	1090	# we do the slow way here
		1091	return _object_equal $ob1, $ob2
975	}	1092	}
976		1093
977	sub reattach {	1094	sub reattach {
978	# basically do the same as instantiate, without calling instantiate	1095	# basically do the same as instantiate, without calling instantiate
979	my ($obj) = @_;	1096	my ($obj) = @_;
980		1097
		1098	# no longer needed after getting rid of delete_package?
981	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1099	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
982		1100
983	my $registry = $obj->registry;	1101	my $registry = $obj->registry;
984		1102
985	@$registry = ();	1103	@$registry = ();
986		1104
…		…
1001	cf::attachable->attach (	1119	cf::attachable->attach (
1002	prio => -1000000,	1120	prio => -1000000,
1003	on_instantiate => sub {	1121	on_instantiate => sub {
1004	my ($obj, $data) = @_;	1122	my ($obj, $data) = @_;
1005		1123
1006	$data = from_json $data;	1124	$data = decode_json $data;
1007		1125
1008	for (@$data) {	1126	for (@$data) {
1009	my ($name, $args) = @$_;	1127	my ($name, $args) = @$_;
1010		1128
1011	$obj->attach ($name, %{$args || {} });	1129	$obj->attach ($name, %{$args || {} });
…		…
1024	},	1142	},
1025	);	1143	);
1026		1144
1027	sub object_freezer_save {	1145	sub object_freezer_save {
1028	my ($filename, $rdata, $objs) = @_;	1146	my ($filename, $rdata, $objs) = @_;
1029
1030	my $guard = cf::lock_acquire "io";
1031		1147
1032	sync_job {	1148	sync_job {
1033	if (length $$rdata) {	1149	if (length $$rdata) {
1034	utf8::decode (my $decname = $filename);	1150	utf8::decode (my $decname = $filename);
1035	warn sprintf "saving %s (%d,%d)\n",	1151	warn sprintf "saving %s (%d,%d)\n",
1036	$decname, length $$rdata, scalar @$objs;	1152	$decname, length $$rdata, scalar @$objs;
1037		1153
1038	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1154	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1039	chmod SAVE_MODE, $fh;	1155	aio_chmod $fh, SAVE_MODE;
1040	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1156	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1041	aio_fsync $fh if $cf::USE_FSYNC;	1157	if ($cf::USE_FSYNC) {
		1158	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1159	aio_fsync $fh;
		1160	}
1042	close $fh;	1161	aio_close $fh;
1043		1162
1044	if (@$objs) {	1163	if (@$objs) {
1045	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1164	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1046	chmod SAVE_MODE, $fh;	1165	aio_chmod $fh, SAVE_MODE;
1047	my $data = Storable::nfreeze { version => 1, objs => $objs };	1166	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1048	aio_write $fh, 0, (length $data), $data, 0;	1167	aio_write $fh, 0, (length $data), $data, 0;
1049	aio_fsync $fh if $cf::USE_FSYNC;	1168	if ($cf::USE_FSYNC) {
		1169	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1170	aio_fsync $fh;
		1171	}
1050	close $fh;	1172	aio_close $fh;
1051	aio_rename "$filename.pst~", "$filename.pst";	1173	aio_rename "$filename.pst~", "$filename.pst";
1052	}	1174	}
1053	} else {	1175	} else {
1054	aio_unlink "$filename.pst";	1176	aio_unlink "$filename.pst";
1055	}	1177	}
1056		1178
1057	aio_rename "$filename~", $filename;	1179	aio_rename "$filename~", $filename;
		1180
		1181	$filename =~ s%/[^/]+$%%;
		1182	aio_pathsync $filename if $cf::USE_FSYNC;
1058	} else {	1183	} else {
1059	warn "FATAL: $filename~: $!\n";	1184	warn "unable to save objects: $filename~: $!\n";
1060	}	1185	}
1061	} else {	1186	} else {
1062	aio_unlink $filename;	1187	aio_unlink $filename;
1063	aio_unlink "$filename.pst";	1188	aio_unlink "$filename.pst";
1064	}	1189	}
1065	};	1190	};
1066
1067	undef $guard;
1068	}	1191	}
1069		1192
1070	sub object_freezer_as_string {	1193	sub object_freezer_as_string {
1071	my ($rdata, $objs) = @_;	1194	my ($rdata, $objs) = @_;
1072		1195
…		…
1077		1200
1078	sub object_thawer_load {	1201	sub object_thawer_load {
1079	my ($filename) = @_;	1202	my ($filename) = @_;
1080		1203
1081	my ($data, $av);	1204	my ($data, $av);
1082
1083	my $guard = cf::lock_acquire "io";
1084		1205
1085	(aio_load $filename, $data) >= 0	1206	(aio_load $filename, $data) >= 0
1086	or return;	1207	or return;
1087		1208
1088	unless (aio_stat "$filename.pst") {	1209	unless (aio_stat "$filename.pst") {
1089	(aio_load "$filename.pst", $av) >= 0	1210	(aio_load "$filename.pst", $av) >= 0
1090	or return;	1211	or return;
1091		1212
1092	undef $guard;
1093	$av = eval { (Storable::thaw $av)->{objs} };	1213	my $st = eval { Coro::Storable::thaw $av };
		1214	$av = $st->{objs};
1094	}	1215	}
1095		1216
1096	utf8::decode (my $decname = $filename);	1217	utf8::decode (my $decname = $filename);
1097	warn sprintf "loading %s (%d,%d)\n",	1218	warn sprintf "loading %s (%d,%d)\n",
1098	$decname, length $data, scalar @{$av || []};	1219	$decname, length $data, scalar @{$av || []};
…		…
1159	my ($name, $cb) = @_;	1280	my ($name, $cb) = @_;
1160		1281
1161	$EXTICMD{$name} = $cb;	1282	$EXTICMD{$name} = $cb;
1162	}	1283	}
1163		1284
		1285	use File::Glob ();
		1286
1164	cf::player->attach (	1287	cf::player->attach (
1165	on_command => sub {	1288	on_command => sub {
1166	my ($pl, $name, $params) = @_;	1289	my ($pl, $name, $params) = @_;
1167		1290
1168	my $cb = $COMMAND{$name}	1291	my $cb = $COMMAND{$name}
…		…
1200		1323
1201	cf::override;	1324	cf::override;
1202	},	1325	},
1203	);	1326	);
1204		1327
		1328	# "readahead" all extensions
		1329	sub cache_extensions {
		1330	my $grp = IO::AIO::aio_group;
		1331
		1332	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1333	for (grep /\.ext$/, @{$_[0]}) {
		1334	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1335	}
		1336	};
		1337
		1338	$grp
		1339	}
		1340
1205	sub load_extensions {	1341	sub load_extensions {
1206	cf::sync_job {	1342	cf::sync_job {
1207	my %todo;	1343	my %todo;
1208		1344
1209	for my $path (<$LIBDIR/*.ext>) {	1345	for my $path (<$LIBDIR/*.ext>) {
…		…
1228		1364
1229	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1365	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1230	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1366	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1231		1367
1232	$ext{source} =	1368	$ext{source} =
1233	"package $pkg; use strict; use utf8;\n"	1369	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1234	. "#line 1 \"$path\"\n{\n"	1370	. "#line 1 \"$path\"\n{\n"
1235	. $source	1371	. $source
1236	. "\n};\n1";	1372	. "\n};\n1";
1237		1373
1238	$todo{$base} = \%ext;	1374	$todo{$base} = \%ext;
…		…
1254	my $msg = $@ ? "$v->{path}: $@\n"	1390	my $msg = $@ ? "$v->{path}: $@\n"
1255	: "$v->{base}: extension inactive.\n";	1391	: "$v->{base}: extension inactive.\n";
1256		1392
1257	if (exists $v->{meta}{mandatory}) {	1393	if (exists $v->{meta}{mandatory}) {
1258	warn $msg;	1394	warn $msg;
1259	warn "mandatory extension failed to load, exiting.\n";	1395	cf::cleanup "mandatory extension failed to load, exiting.";
1260	exit 1;
1261	}	1396	}
1262		1397
1263	warn $msg;	1398	warn $msg;
1264	}	1399	}
1265		1400
…		…
1279		1414
1280	=back	1415	=back
1281		1416
1282	=head2 CORE EXTENSIONS	1417	=head2 CORE EXTENSIONS
1283		1418
1284	Functions and methods that extend core crossfire objects.	1419	Functions and methods that extend core deliantra objects.
1285		1420
1286	=cut	1421	=cut
1287		1422
1288	package cf::player;	1423	package cf::player;
1289		1424
…		…
1332		1467
1333	sub exists($) {	1468	sub exists($) {
1334	my ($login) = @_;	1469	my ($login) = @_;
1335		1470
1336	$cf::PLAYER{$login}	1471	$cf::PLAYER{$login}
1337	or cf::sync_job { !aio_stat path $login }	1472	or !aio_stat path $login
1338	}	1473	}
1339		1474
1340	sub find($) {	1475	sub find($) {
1341	return $cf::PLAYER{$_[0]} || do {	1476	return $cf::PLAYER{$_[0]} || do {
1342	my $login = $_[0];	1477	my $login = $_[0];
…		…
1352	aio_unlink +(playerdir $login) . "/$login.pl";	1487	aio_unlink +(playerdir $login) . "/$login.pl";
1353		1488
1354	my $f = new_from_file cf::object::thawer path $login	1489	my $f = new_from_file cf::object::thawer path $login
1355	or return;	1490	or return;
1356		1491
1357	$f->next;
1358	my $pl = cf::player::load_pl $f	1492	my $pl = cf::player::load_pl $f
1359	or return;	1493	or return;
		1494
1360	local $cf::PLAYER_LOADING{$login} = $pl;	1495	local $cf::PLAYER_LOADING{$login} = $pl;
1361	$f->resolve_delayed_derefs;	1496	$f->resolve_delayed_derefs;
1362	$cf::PLAYER{$login} = $pl	1497	$cf::PLAYER{$login} = $pl
1363	}	1498	}
1364	}	1499	}
…		…
1374		1509
1375	return if $pl->{deny_save};	1510	return if $pl->{deny_save};
1376		1511
1377	aio_mkdir playerdir $pl, 0770;	1512	aio_mkdir playerdir $pl, 0770;
1378	$pl->{last_save} = $cf::RUNTIME;	1513	$pl->{last_save} = $cf::RUNTIME;
		1514
		1515	cf::get_slot 0.01;
1379		1516
1380	$pl->save_pl ($path);	1517	$pl->save_pl ($path);
1381	cf::cede_to_tick;	1518	cf::cede_to_tick;
1382	}	1519	}
1383		1520
…		…
1415	my ($pl) = @_;	1552	my ($pl) = @_;
1416		1553
1417	my $name = $pl->ob->name;	1554	my $name = $pl->ob->name;
1418		1555
1419	$pl->{deny_save} = 1;	1556	$pl->{deny_save} = 1;
1420	$pl->password ("*"); # this should lock out the player until we nuked the dir	1557	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1421		1558
1422	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1559	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1423	$pl->deactivate;	1560	$pl->deactivate;
		1561	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1562	$pl->ob->check_score;
1424	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1563	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1425	$pl->ns->destroy if $pl->ns;	1564	$pl->ns->destroy if $pl->ns;
1426		1565
1427	my $path = playerdir $pl;	1566	my $path = playerdir $pl;
1428	my $temp = "$path~$cf::RUNTIME~deleting~";	1567	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1467		1606
1468	for my $login (@$dirs) {	1607	for my $login (@$dirs) {
1469	my $path = path $login;	1608	my $path = path $login;
1470		1609
1471	# a .pst is a dead give-away for a valid player	1610	# a .pst is a dead give-away for a valid player
1472	unless (-e "$path.pst") {	1611	# if no pst file found, open and chekc for blocked users
		1612	if (aio_stat "$path.pst") {
1473	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1613	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1474	aio_read $fh, 0, 512, my $buf, 0 or next;	1614	aio_read $fh, 0, 512, my $buf, 0 or next;
1475	$buf !~ /^password -------------$/m or next; # official not-valid tag	1615	$buf !~ /^password -------------$/m or next; # official not-valid tag
1476	}	1616	}
1477		1617
…		…
1508	}	1648	}
1509		1649
1510	\@paths	1650	\@paths
1511	}	1651	}
1512		1652
1513	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1653	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1514		1654
1515	Expand crossfire pod fragments into protocol xml.	1655	Expand deliantra pod fragments into protocol xml.
1516
1517	=cut
1518
1519	sub expand_cfpod {
1520	((my $self), (local $_)) = @_;
1521
1522	# escape & and <
1523	s/&/&amp;/g;
1524	s/(?<![BIUGHT])</&lt;/g;
1525
1526	# this is buggy, it needs to properly take care of nested <'s
1527
1528	1 while
1529	# replace B<>, I<>, U<> etc.
1530	s/B<([^\>]*)>/<b>$1<\/b>/
1531	|| s/I<([^\>]*)>/<i>$1<\/i>/
1532	|| s/U<([^\>]*)>/<u>$1<\/u>/
1533	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1534	# replace G<male|female> tags
1535	|| s{G<([^>|]*)\|([^>]*)>}{
1536	$self->gender ? $2 : $1
1537	}ge
1538	# replace H<hint text>
1539	|| s{H<([^\>]*)>}
1540	{
1541	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1542	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1543	"")
1544	[$self->{hintmode}]
1545	}ge;
1546
1547	# create single paragraphs (very hackish)
1548	s/(?<=\S)\n(?=\w)/ /g;
1549
1550	# compress some whitespace
1551	s/\s+\n/\n/g; # ws line-ends
1552	s/\n\n+/\n/g; # double lines
1553	s/^\n+//; # beginning lines
1554	s/\n+$//; # ending lines
1555
1556	$_
1557	}
1558
1559	sub hintmode {
1560	$_[0]{hintmode} = $_[1] if @_ > 1;
1561	$_[0]{hintmode}
1562	}
1563		1656
1564	=item $player->ext_reply ($msgid, @msg)	1657	=item $player->ext_reply ($msgid, @msg)
1565		1658
1566	Sends an ext reply to the player.	1659	Sends an ext reply to the player.
1567		1660
…		…
1634	our $MAX_RESET = 3600;	1727	our $MAX_RESET = 3600;
1635	our $DEFAULT_RESET = 3000;	1728	our $DEFAULT_RESET = 3000;
1636		1729
1637	sub generate_random_map {	1730	sub generate_random_map {
1638	my ($self, $rmp) = @_;	1731	my ($self, $rmp) = @_;
		1732
		1733	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1734
1639	# mit "rum" bekleckern, nicht	1735	# mit "rum" bekleckern, nicht
1640	$self->_create_random_map (	1736	$self->_create_random_map (
1641	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1737	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1642	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1738	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1643	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1739	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1765		1861
1766	# the temporary/swap location	1862	# the temporary/swap location
1767	sub save_path {	1863	sub save_path {
1768	my ($self) = @_;	1864	my ($self) = @_;
1769		1865
1770	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1866	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1771	"$TMPDIR/$path.map"	1867	"$TMPDIR/$path.map"
1772	}	1868	}
1773		1869
1774	# the unique path, undef == no special unique path	1870	# the unique path, undef == no special unique path
1775	sub uniq_path {	1871	sub uniq_path {
1776	my ($self) = @_;	1872	my ($self) = @_;
1777		1873
1778	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1874	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1779	"$UNIQUEDIR/$path"	1875	"$UNIQUEDIR/$path"
1780	}
1781
1782	# and all this just because we cannot iterate over
1783	# all maps in C++...
1784	sub change_all_map_light {
1785	my ($change) = @_;
1786
1787	$_->change_map_light ($change)
1788	for grep $_->outdoor, values %cf::MAP;
1789	}	1876	}
1790		1877
1791	sub decay_objects {	1878	sub decay_objects {
1792	my ($self) = @_;	1879	my ($self) = @_;
1793		1880
…		…
1877	sub find {	1964	sub find {
1878	my ($path, $origin) = @_;	1965	my ($path, $origin) = @_;
1879		1966
1880	$path = normalise $path, $origin && $origin->path;	1967	$path = normalise $path, $origin && $origin->path;
1881		1968
1882	cf::lock_wait "map_data:$path";#d#remove	1969	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1883	cf::lock_wait "map_find:$path";	1970	my $guard2 = cf::lock_acquire "map_find:$path";
1884		1971
1885	$cf::MAP{$path} || do {	1972	$cf::MAP{$path} || do {
1886	my $guard1 = cf::lock_acquire "map_find:$path";
1887	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1888
1889	my $map = new_from_path cf::map $path	1973	my $map = new_from_path cf::map $path
1890	or return;	1974	or return;
1891		1975
1892	$map->{last_save} = $cf::RUNTIME;	1976	$map->{last_save} = $cf::RUNTIME;
1893		1977
…		…
1895	or return;	1979	or return;
1896		1980
1897	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1981	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1898	# doing this can freeze the server in a sync job, obviously	1982	# doing this can freeze the server in a sync job, obviously
1899	#$cf::WAIT_FOR_TICK->wait;	1983	#$cf::WAIT_FOR_TICK->wait;
		1984	undef $guard2;
1900	undef $guard1;	1985	undef $guard1;
1901	undef $guard2;
1902	$map->reset;	1986	$map->reset;
1903	return find $path;	1987	return find $path;
1904	}	1988	}
1905		1989
1906	$cf::MAP{$path} = $map	1990	$cf::MAP{$path} = $map
…		…
1933	my $f = new_from_file cf::object::thawer $self->{load_path};	2017	my $f = new_from_file cf::object::thawer $self->{load_path};
1934	$f->skip_block;	2018	$f->skip_block;
1935	$self->_load_objects ($f)	2019	$self->_load_objects ($f)
1936	or return;	2020	or return;
1937		2021
1938	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2022	$self->post_load_original
1939	if delete $self->{load_original};	2023	if delete $self->{load_original};
1940		2024
1941	if (my $uniq = $self->uniq_path) {	2025	if (my $uniq = $self->uniq_path) {
1942	utf8::encode $uniq;	2026	utf8::encode $uniq;
1943	unless (aio_stat $uniq) {	2027	unless (aio_stat $uniq) {
…		…
1961	unless ($self->{deny_activate}) {	2045	unless ($self->{deny_activate}) {
1962	$self->decay_objects;	2046	$self->decay_objects;
1963	$self->fix_auto_apply;	2047	$self->fix_auto_apply;
1964	$self->update_buttons;	2048	$self->update_buttons;
1965	cf::cede_to_tick;	2049	cf::cede_to_tick;
1966	$self->set_darkness_map;
1967	cf::cede_to_tick;
1968	$self->activate;	2050	$self->activate;
1969	}	2051	}
1970		2052
1971	$self->{last_save} = $cf::RUNTIME;	2053	$self->{last_save} = $cf::RUNTIME;
1972	$self->last_access ($cf::RUNTIME);	2054	$self->last_access ($cf::RUNTIME);
1973		2055
1974	$self->in_memory (cf::MAP_IN_MEMORY);	2056	$self->in_memory (cf::MAP_ACTIVE);
1975	}	2057	}
1976		2058
1977	$self->post_load;	2059	$self->post_load;
1978	}	2060	}
1979		2061
…		…
2037	my ($path, $origin, $load) = @_;	2119	my ($path, $origin, $load) = @_;
2038		2120
2039	$path = normalise $path, $origin && $origin->{path};	2121	$path = normalise $path, $origin && $origin->{path};
2040		2122
2041	if (my $map = $cf::MAP{$path}) {	2123	if (my $map = $cf::MAP{$path}) {
2042	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2124	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2043	}	2125	}
2044		2126
2045	$MAP_PREFETCH{$path} |= $load;	2127	$MAP_PREFETCH{$path} |= $load;
2046		2128
2047	$MAP_PREFETCHER ||= cf::async {	2129	$MAP_PREFETCHER ||= cf::async {
		2130	$Coro::current->{desc} = "map prefetcher";
		2131
2048	while (%MAP_PREFETCH) {	2132	while (%MAP_PREFETCH) {
2049	while (my ($k, $v) = each %MAP_PREFETCH) {	2133	while (my ($k, $v) = each %MAP_PREFETCH) {
2050	if (my $map = find $k) {	2134	if (my $map = find $k) {
2051	$map->load if $v;	2135	$map->load if $v;
2052	}	2136	}
…		…
2078	return if $self->{deny_save};	2162	return if $self->{deny_save};
2079		2163
2080	local $self->{last_access} = $self->last_access;#d#	2164	local $self->{last_access} = $self->last_access;#d#
2081		2165
2082	cf::async {	2166	cf::async {
		2167	$Coro::current->{desc} = "map player save";
2083	$_->contr->save for $self->players;	2168	$_->contr->save for $self->players;
2084	};	2169	};
		2170
		2171	cf::get_slot 0.02;
2085		2172
2086	if ($uniq) {	2173	if ($uniq) {
2087	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2174	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2088	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2175	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2089	} else {	2176	} else {
…		…
2098	$self->save;	2185	$self->save;
2099		2186
2100	my $lock = cf::lock_acquire "map_data:$self->{path}";	2187	my $lock = cf::lock_acquire "map_data:$self->{path}";
2101		2188
2102	return if $self->players;	2189	return if $self->players;
2103	return if $self->in_memory != cf::MAP_IN_MEMORY;	2190	return if $self->in_memory != cf::MAP_ACTIVE;
2104	return if $self->{deny_save};	2191	return if $self->{deny_save};
2105		2192
2106	$self->in_memory (cf::MAP_SWAPPED);	2193	$self->in_memory (cf::MAP_SWAPPED);
2107		2194
2108	$self->deactivate;	2195	$self->deactivate;
…		…
2133		2220
2134	my $lock = cf::lock_acquire "map_data:$self->{path}";	2221	my $lock = cf::lock_acquire "map_data:$self->{path}";
2135		2222
2136	return if $self->players;	2223	return if $self->players;
2137		2224
2138	warn "resetting map ", $self->path;	2225	warn "resetting map ", $self->path, "\n";
2139		2226
2140	$self->in_memory (cf::MAP_SWAPPED);	2227	$self->in_memory (cf::MAP_SWAPPED);
2141		2228
2142	# need to save uniques path	2229	# need to save uniques path
2143	unless ($self->{deny_save}) {	2230	unless ($self->{deny_save}) {
…		…
2226		2313
2227	sub unique_maps() {	2314	sub unique_maps() {
2228	[	2315	[
2229	map {	2316	map {
2230	utf8::decode $_;	2317	utf8::decode $_;
2231	/\.map$/	2318	s/\.map$//; # TODO future compatibility hack
		2319	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2320	? ()
2232	? normalise $_	2321	: normalise $_
2233	: ()
2234	} @{ aio_readdir $UNIQUEDIR or [] }	2322	} @{ aio_readdir $UNIQUEDIR or [] }
2235	]	2323	]
2236	}	2324	}
2237		2325
2238	package cf;
2239
2240	=back	2326	=back
2241		2327
2242	=head3 cf::object	2328	=head3 cf::object
2243		2329
2244	=cut	2330	=cut
…		…
2247		2333
2248	=over 4	2334	=over 4
2249		2335
2250	=item $ob->inv_recursive	2336	=item $ob->inv_recursive
2251		2337
2252	Returns the inventory of the object _and_ their inventories, recursively.	2338	Returns the inventory of the object I<and> their inventories, recursively,
		2339	but I<not> the object itself.
2253		2340
2254	=cut	2341	=cut
2255		2342
2256	sub inv_recursive_;	2343	sub inv_recursive_;
2257	sub inv_recursive_ {	2344	sub inv_recursive_ {
…		…
2262	inv_recursive_ inv $_[0]	2349	inv_recursive_ inv $_[0]
2263	}	2350	}
2264		2351
2265	=item $ref = $ob->ref	2352	=item $ref = $ob->ref
2266		2353
2267	creates and returns a persistent reference to an objetc that can be stored as a string.	2354	Creates and returns a persistent reference to an object that can be stored as a string.
2268		2355
2269	=item $ob = cf::object::deref ($refstring)	2356	=item $ob = cf::object::deref ($refstring)
2270		2357
2271	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2358	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2272	even if the object actually exists. May block.	2359	even if the object actually exists. May block.
…		…
2274	=cut	2361	=cut
2275		2362
2276	sub deref {	2363	sub deref {
2277	my ($ref) = @_;	2364	my ($ref) = @_;
2278		2365
2279	# temporary compatibility#TODO#remove
2280	$ref =~ s{^<}{player/<};
2281
2282	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2366	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2283	my ($uuid, $name) = ($1, $2);	2367	my ($uuid, $name) = ($1, $2);
2284	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2368	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2285	or return;	2369	or return;
2286	$pl->ob->uuid eq $uuid	2370	$pl->ob->uuid eq $uuid
2287	or return;	2371	or return;
…		…
2307	can be C<undef>. Does the right thing when the player is currently in a	2391	can be C<undef>. Does the right thing when the player is currently in a
2308	dialogue with the given NPC character.	2392	dialogue with the given NPC character.
2309		2393
2310	=cut	2394	=cut
2311		2395
		2396	our $SAY_CHANNEL = {
		2397	id => "say",
		2398	title => "Map",
		2399	reply => "say ",
		2400	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2401	};
		2402
		2403	our $CHAT_CHANNEL = {
		2404	id => "chat",
		2405	title => "Chat",
		2406	reply => "chat ",
		2407	tooltip => "Player chat and shouts, global to the server.",
		2408	};
		2409
2312	# rough implementation of a future "reply" method that works	2410	# rough implementation of a future "reply" method that works
2313	# with dialog boxes.	2411	# with dialog boxes.
2314	#TODO: the first argument must go, split into a $npc->reply_to ( method	2412	#TODO: the first argument must go, split into a $npc->reply_to ( method
2315	sub cf::object::player::reply($$$;$) {	2413	sub cf::object::player::reply($$$;$) {
2316	my ($self, $npc, $msg, $flags) = @_;	2414	my ($self, $npc, $msg, $flags) = @_;
…		…
2327	my $dialog = $pl->{npc_dialog};	2425	my $dialog = $pl->{npc_dialog};
2328	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2426	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2329		2427
2330	} else {	2428	} else {
2331	$msg = $npc->name . " says: $msg" if $npc;	2429	$msg = $npc->name . " says: $msg" if $npc;
2332	$self->message ($msg, $flags);	2430	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2333	}	2431	}
2334	}	2432	}
2335	}	2433	}
2336		2434
2337	=item $object->send_msg ($channel, $msg, $color, [extra...])	2435	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2362		2460
2363	=item $player_object->enter_link	2461	=item $player_object->enter_link
2364		2462
2365	Freezes the player and moves him/her to a special map (C<{link}>).	2463	Freezes the player and moves him/her to a special map (C<{link}>).
2366		2464
2367	The player should be reasonably safe there for short amounts of time. You	2465	The player should be reasonably safe there for short amounts of time (e.g.
2368	I<MUST> call C<leave_link> as soon as possible, though.	2466	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2467	though, as the palyer cannot control the character while it is on the link
		2468	map.
2369		2469
2370	Will never block.	2470	Will never block.
2371		2471
2372	=item $player_object->leave_link ($map, $x, $y)	2472	=item $player_object->leave_link ($map, $x, $y)
2373		2473
…		…
2431		2531
2432	$map->load;	2532	$map->load;
2433	$map->load_neighbours;	2533	$map->load_neighbours;
2434		2534
2435	return unless $self->contr->active;	2535	return unless $self->contr->active;
2436	$self->activate_recursive;
2437		2536
2438	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2537	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2439	$self->enter_map ($map, $x, $y);	2538	$self->enter_map ($map, $x, $y);
		2539
		2540	# only activate afterwards, to support waiting in hooks
		2541	$self->activate_recursive;
2440	}	2542	}
2441		2543
2442	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2544	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2443		2545
2444	Moves the player to the given map-path and coordinates by first freezing	2546	Moves the player to the given map-path and coordinates by first freezing
2445	her, loading and preparing them map, calling the provided $check callback	2547	her, loading and preparing them map, calling the provided $check callback
2446	that has to return the map if sucecssful, and then unfreezes the player on	2548	that has to return the map if sucecssful, and then unfreezes the player on
2447	the new (success) or old (failed) map position. In either case, $done will	2549	the new (success) or old (failed) map position. In either case, $done will
2448	be called at the end of this process.	2550	be called at the end of this process.
2449		2551
		2552	Note that $check will be called with a potentially non-loaded map, so if
		2553	it needs a loaded map it has to call C<< ->load >>.
		2554
2450	=cut	2555	=cut
2451		2556
2452	our $GOTOGEN;	2557	our $GOTOGEN;
2453		2558
2454	sub cf::object::player::goto {	2559	sub cf::object::player::goto {
…		…
2458	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2563	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2459		2564
2460	$self->enter_link;	2565	$self->enter_link;
2461		2566
2462	(async {	2567	(async {
		2568	$Coro::current->{desc} = "player::goto $path $x $y";
		2569
2463	# *tag paths override both path and x|y	2570	# *tag paths override both path and x|y
2464	if ($path =~ /^\*(.*)$/) {	2571	if ($path =~ /^\*(.*)$/) {
2465	if (my @obs = grep $_->map, ext::map_tags::find $1) {	2572	if (my @obs = grep $_->map, ext::map_tags::find $1) {
2466	my $ob = $obs[rand @obs];	2573	my $ob = $obs[rand @obs];
2467		2574
2468	# see if we actually can go there	2575	# see if we actually can go there
2469	# todo: use ob_blocked to check all tiles of the destination "object"	2576	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
2470	# for suitability.	2577	$ob = $obs[rand @obs];
		2578	} else {
		2579	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2580	}
		2581	# else put us there anyways for now #d#
2471		2582
2472	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);	2583	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2584	} else {
		2585	($path, $x, $y) = (undef, undef, undef);
2473	}	2586	}
2474	}	2587	}
2475		2588
2476	my $map = eval {	2589	my $map = eval {
2477	my $map = cf::map::find $path;	2590	my $map = defined $path ? cf::map::find $path : undef;
2478		2591
2479	if ($map) {	2592	if ($map) {
2480	$map = $map->customise_for ($self);	2593	$map = $map->customise_for ($self);
2481	$map = $check->($map) if $check && $map;	2594	$map = $check->($map) if $check && $map;
2482	} else {	2595	} else {
2483	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2596	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2484	}	2597	}
2485		2598
2486	$map	2599	$map
2487	};	2600	};
2488		2601
…		…
2524	}	2637	}
2525		2638
2526	sub prepare_random_map {	2639	sub prepare_random_map {
2527	my ($exit) = @_;	2640	my ($exit) = @_;
2528		2641
2529	my $guard = cf::lock_acquire "exit_prepare:$exit";
2530
2531	# all this does is basically replace the /! path by	2642	# all this does is basically replace the /! path by
2532	# a new random map path (?random/...) with a seed	2643	# a new random map path (?random/...) with a seed
2533	# that depends on the exit object	2644	# that depends on the exit object
2534		2645
2535	my $rmp = parse_random_map_params $exit->msg;	2646	my $rmp = parse_random_map_params $exit->msg;
…		…
2537	if ($exit->map) {	2648	if ($exit->map) {
2538	$rmp->{region} = $exit->region->name;	2649	$rmp->{region} = $exit->region->name;
2539	$rmp->{origin_map} = $exit->map->path;	2650	$rmp->{origin_map} = $exit->map->path;
2540	$rmp->{origin_x} = $exit->x;	2651	$rmp->{origin_x} = $exit->x;
2541	$rmp->{origin_y} = $exit->y;	2652	$rmp->{origin_y} = $exit->y;
		2653
		2654	$exit->map->touch;
2542	}	2655	}
2543		2656
2544	$rmp->{random_seed} ||= $exit->random_seed;	2657	$rmp->{random_seed} ||= $exit->random_seed;
2545		2658
2546	my $data = cf::to_json $rmp;	2659	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2547	my $md5 = Digest::MD5::md5_hex $data;	2660	my $md5 = Digest::MD5::md5_hex $data;
2548	my $meta = "$RANDOMDIR/$md5.meta";	2661	my $meta = "$RANDOMDIR/$md5.meta";
2549		2662
2550	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2663	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2551	aio_write $fh, 0, (length $data), $data, 0;	2664	aio_write $fh, 0, (length $data), $data, 0;
2552	undef $fh;	2665	undef $fh;
2553	aio_rename "$meta~", $meta;	2666	aio_rename "$meta~", $meta;
2554		2667
		2668	my $slaying = "?random/$md5";
		2669
		2670	if ($exit->valid) {
2555	$exit->slaying ("?random/$md5");	2671	$exit->slaying ("?random/$md5");
2556	$exit->msg (undef);	2672	$exit->msg (undef);
		2673	}
2557	}	2674	}
2558	}	2675	}
2559		2676
2560	sub cf::object::player::enter_exit {	2677	sub cf::object::player::enter_exit {
2561	my ($self, $exit) = @_;	2678	my ($self, $exit) = @_;
2562		2679
2563	return unless $self->type == cf::PLAYER;	2680	return unless $self->type == cf::PLAYER;
2564		2681
2565	if ($exit->slaying eq "/!") {
2566	#TODO: this should de-fi-ni-te-ly not be a sync-job
2567	# the problem is that $exit might not survive long enough
2568	# so it needs to be done right now, right here
2569	cf::sync_job { prepare_random_map $exit };
2570	}
2571
2572	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2573	my $hp = $exit->stats->hp;
2574	my $sp = $exit->stats->sp;
2575
2576	$self->enter_link;	2682	$self->enter_link;
2577		2683
2578	# if exit is damned, update players death & WoR home-position
2579	$self->contr->savebed ($slaying, $hp, $sp)
2580	if $exit->flag (FLAG_DAMNED);
2581
2582	(async {	2684	(async {
2583	$self->deactivate_recursive; # just to be sure	2685	$Coro::current->{desc} = "enter_exit";
		2686
2584	unless (eval {	2687	unless (eval {
		2688	$self->deactivate_recursive; # just to be sure
		2689
		2690	# random map handling
		2691	{
		2692	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2693
		2694	prepare_random_map $exit
		2695	if $exit->slaying eq "/!";
		2696	}
		2697
		2698	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2699	my $x = $exit->stats->hp;
		2700	my $y = $exit->stats->sp;
		2701
2585	$self->goto ($slaying, $hp, $sp);	2702	$self->goto ($map, $x, $y);
2586		2703
		2704	# if exit is damned, update players death & WoR home-position
		2705	$self->contr->savebed ($map, $x, $y)
		2706	if $exit->flag (cf::FLAG_DAMNED);
		2707
2587	1;	2708	1
2588	}) {	2709	}) {
2589	$self->message ("Something went wrong deep within the crossfire server. "	2710	$self->message ("Something went wrong deep within the deliantra server. "
2590	. "I'll try to bring you back to the map you were before. "	2711	. "I'll try to bring you back to the map you were before. "
2591	. "Please report this to the dungeon master!",	2712	. "Please report this to the dungeon master!",
2592	cf::NDI_UNIQUE | cf::NDI_RED);	2713	cf::NDI_UNIQUE | cf::NDI_RED);
2593		2714
2594	warn "ERROR in enter_exit: $@";	2715	warn "ERROR in enter_exit: $@";
…		…
2622	the message, with C<log> being the default. If C<$color> is negative, suppress	2743	the message, with C<log> being the default. If C<$color> is negative, suppress
2623	the message unless the client supports the msg packet.	2744	the message unless the client supports the msg packet.
2624		2745
2625	=cut	2746	=cut
2626		2747
		2748	# non-persistent channels (usually the info channel)
2627	our %CHANNEL = (	2749	our %CHANNEL = (
2628	"c/identify" => {	2750	"c/identify" => {
2629	id => "identify",	2751	id => "infobox",
2630	title => "Identify",	2752	title => "Identify",
2631	reply => undef,	2753	reply => undef,
2632	tooltip => "Items recently identified",	2754	tooltip => "Items recently identified",
2633	},	2755	},
2634	"c/examine" => {	2756	"c/examine" => {
2635	id => "examine",	2757	id => "infobox",
2636	title => "Examine",	2758	title => "Examine",
2637	reply => undef,	2759	reply => undef,
2638	tooltip => "Signs and other items you examined",	2760	tooltip => "Signs and other items you examined",
2639	},	2761	},
		2762	"c/book" => {
		2763	id => "infobox",
		2764	title => "Book",
		2765	reply => undef,
		2766	tooltip => "The contents of a note or book",
		2767	},
		2768	"c/lookat" => {
		2769	id => "infobox",
		2770	title => "Look",
		2771	reply => undef,
		2772	tooltip => "What you saw there",
		2773	},
		2774	"c/who" => {
		2775	id => "infobox",
		2776	title => "Players",
		2777	reply => undef,
		2778	tooltip => "Shows players who are currently online",
		2779	},
		2780	"c/body" => {
		2781	id => "infobox",
		2782	title => "Body Parts",
		2783	reply => undef,
		2784	tooltip => "Shows which body parts you posess and are available",
		2785	},
		2786	"c/statistics" => {
		2787	id => "infobox",
		2788	title => "Statistics",
		2789	reply => undef,
		2790	tooltip => "Shows your primary statistics",
		2791	},
		2792	"c/skills" => {
		2793	id => "infobox",
		2794	title => "Skills",
		2795	reply => undef,
		2796	tooltip => "Shows your experience per skill and item power",
		2797	},
		2798	"c/shopitems" => {
		2799	id => "infobox",
		2800	title => "Shop Items",
		2801	reply => undef,
		2802	tooltip => "Shows the items currently for sale in this shop",
		2803	},
		2804	"c/resistances" => {
		2805	id => "infobox",
		2806	title => "Resistances",
		2807	reply => undef,
		2808	tooltip => "Shows your resistances",
		2809	},
		2810	"c/pets" => {
		2811	id => "infobox",
		2812	title => "Pets",
		2813	reply => undef,
		2814	tooltip => "Shows information abotu your pets/a specific pet",
		2815	},
		2816	"c/perceiveself" => {
		2817	id => "infobox",
		2818	title => "Perceive Self",
		2819	reply => undef,
		2820	tooltip => "You gained detailed knowledge about yourself",
		2821	},
		2822	"c/uptime" => {
		2823	id => "infobox",
		2824	title => "Uptime",
		2825	reply => undef,
		2826	tooltip => "How long the server has been running since last restart",
		2827	},
		2828	"c/mapinfo" => {
		2829	id => "infobox",
		2830	title => "Map Info",
		2831	reply => undef,
		2832	tooltip => "Information related to the maps",
		2833	},
		2834	"c/party" => {
		2835	id => "party",
		2836	title => "Party",
		2837	reply => "gsay ",
		2838	tooltip => "Messages and chat related to your party",
		2839	},
		2840	"c/death" => {
		2841	id => "death",
		2842	title => "Death",
		2843	reply => undef,
		2844	tooltip => "Reason for and more info about your most recent death",
		2845	},
		2846	"c/say" => $SAY_CHANNEL,
		2847	"c/chat" => $CHAT_CHANNEL,
2640	);	2848	);
2641		2849
2642	sub cf::client::send_msg {	2850	sub cf::client::send_msg {
2643	my ($self, $channel, $msg, $color, @extra) = @_;	2851	my ($self, $channel, $msg, $color, @extra) = @_;
2644		2852
2645	$msg = $self->pl->expand_cfpod ($msg);	2853	$msg = $self->pl->expand_cfpod ($msg)
		2854	unless $color & cf::NDI_VERBATIM;
2646		2855
2647	$color &= cf::NDI_CLIENT_MASK; # just in case...	2856	$color &= cf::NDI_CLIENT_MASK; # just in case...
2648		2857
2649	# check predefined channels, for the benefit of C	2858	# check predefined channels, for the benefit of C
2650	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	2859	if ($CHANNEL{$channel}) {
		2860	$channel = $CHANNEL{$channel};
2651		2861
		2862	$self->ext_msg (channel_info => $channel);
		2863	$channel = $channel->{id};
		2864
2652	if (ref $channel) {	2865	} elsif (ref $channel) {
2653	# send meta info to client, if not yet sent	2866	# send meta info to client, if not yet sent
2654	unless (exists $self->{channel}{$channel->{id}}) {	2867	unless (exists $self->{channel}{$channel->{id}}) {
2655	$self->{channel}{$channel->{id}} = $channel;	2868	$self->{channel}{$channel->{id}} = $channel;
2656	$self->ext_msg (channel_info => $channel)	2869	$self->ext_msg (channel_info => $channel);
2657	if $self->can_msg;
2658	}	2870	}
2659		2871
2660	$channel = $channel->{id};	2872	$channel = $channel->{id};
2661	}	2873	}
2662		2874
2663	return unless @extra || length $msg;	2875	return unless @extra || length $msg;
2664		2876
2665	if ($self->can_msg) {
2666	# default colour, mask it out	2877	# default colour, mask it out
2667	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2878	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2668	if $color & cf::NDI_DEF;	2879	if $color & cf::NDI_DEF;
2669		2880
2670	$self->send_packet ("msg " . $self->{json_coder}->encode (	2881	my $pkt = "msg "
		2882	. $self->{json_coder}->encode (
2671	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2883	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2672	} else {	2884	);
2673	if ($color >= 0) {
2674	# replace some tags by gcfclient-compatible ones
2675	for ($msg) {
2676	1 while
2677	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2678	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2679	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2680	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2681	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2682	}
2683		2885
2684	$color &= cf::NDI_COLOR_MASK;	2886	# try lzf for large packets
		2887	$pkt = "lzf " . Compress::LZF::compress $pkt
		2888	if 1024 <= length $pkt and $self->{can_lzf};
2685		2889
2686	utf8::encode $msg;	2890	# split very large packets
2687		2891	if (8192 < length $pkt and $self->{can_lzf}) {
2688	if (0 && $msg =~ /\[/) {	2892	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2689	# COMMAND/INFO	2893	$pkt = "frag";
2690	$self->send_packet ("drawextinfo $color 10 8 $msg")
2691	} else {
2692	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2693	$self->send_packet ("drawinfo $color $msg")
2694	}
2695	}
2696	}	2894	}
		2895
		2896	$self->send_packet ($pkt);
2697	}	2897	}
2698		2898
2699	=item $client->ext_msg ($type, @msg)	2899	=item $client->ext_msg ($type, @msg)
2700		2900
2701	Sends an ext event to the client.	2901	Sends an ext event to the client.
…		…
2874	=pod	3074	=pod
2875		3075
2876	The following functions and methods are available within a safe environment:	3076	The following functions and methods are available within a safe environment:
2877		3077
2878	cf::object	3078	cf::object
2879	contr pay_amount pay_player map x y force_find force_add	3079	contr pay_amount pay_player map x y force_find force_add destroy
2880	insert remove name archname title slaying race decrease_ob_nr	3080	insert remove name archname title slaying race decrease split
		3081	value
2881		3082
2882	cf::object::player	3083	cf::object::player
2883	player	3084	player
2884		3085
2885	cf::player	3086	cf::player
…		…
2890		3091
2891	=cut	3092	=cut
2892		3093
2893	for (	3094	for (
2894	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3095	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2895	insert remove inv name archname title slaying race	3096	insert remove inv nrof name archname title slaying race
2896	decrease_ob_nr)],	3097	decrease split destroy change_exp value msg lore send_msg)],
2897	["cf::object::player" => qw(player)],	3098	["cf::object::player" => qw(player)],
2898	["cf::player" => qw(peaceful)],	3099	["cf::player" => qw(peaceful send_msg)],
2899	["cf::map" => qw(trigger)],	3100	["cf::map" => qw(trigger)],
2900	) {	3101	) {
2901	no strict 'refs';	3102	no strict 'refs';
2902	my ($pkg, @funs) = @$_;	3103	my ($pkg, @funs) = @$_;
2903	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3104	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2920	my ($code, %vars) = @_;	3121	my ($code, %vars) = @_;
2921		3122
2922	my $qcode = $code;	3123	my $qcode = $code;
2923	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3124	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2924	$qcode =~ s/\n/\\n/g;	3125	$qcode =~ s/\n/\\n/g;
		3126
		3127	%vars = (_dummy => 0) unless %vars;
2925		3128
2926	local $_;	3129	local $_;
2927	local @safe::cf::_safe_eval_args = values %vars;	3130	local @safe::cf::_safe_eval_args = values %vars;
2928		3131
2929	my $eval =	3132	my $eval =
…		…
3006	{	3209	{
3007	my $faces = $facedata->{faceinfo};	3210	my $faces = $facedata->{faceinfo};
3008		3211
3009	while (my ($face, $info) = each %$faces) {	3212	while (my ($face, $info) = each %$faces) {
3010	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3213	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3214
3011	cf::face::set_visibility $idx, $info->{visibility};	3215	cf::face::set_visibility $idx, $info->{visibility};
3012	cf::face::set_magicmap $idx, $info->{magicmap};	3216	cf::face::set_magicmap $idx, $info->{magicmap};
3013	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3217	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
3014	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3218	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
3015		3219
3016	cf::cede_to_tick;	3220	cf::cede_to_tick;
3017	}	3221	}
3018		3222
3019	while (my ($face, $info) = each %$faces) {	3223	while (my ($face, $info) = each %$faces) {
3020	next unless $info->{smooth};	3224	next unless $info->{smooth};
		3225
3021	my $idx = cf::face::find $face	3226	my $idx = cf::face::find $face
3022	or next;	3227	or next;
		3228
3023	if (my $smooth = cf::face::find $info->{smooth}) {	3229	if (my $smooth = cf::face::find $info->{smooth}) {
3024	cf::face::set_smooth $idx, $smooth;	3230	cf::face::set_smooth $idx, $smooth;
3025	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3231	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3026	} else {	3232	} else {
3027	warn "smooth face '$info->{smooth}' not found for face '$face'";	3233	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3045	{	3251	{
3046	# TODO: for gcfclient pleasure, we should give resources	3252	# TODO: for gcfclient pleasure, we should give resources
3047	# that gcfclient doesn't grok a >10000 face index.	3253	# that gcfclient doesn't grok a >10000 face index.
3048	my $res = $facedata->{resource};	3254	my $res = $facedata->{resource};
3049		3255
3050	my $soundconf = delete $res->{"res/sound.conf"};
3051
3052	while (my ($name, $info) = each %$res) {	3256	while (my ($name, $info) = each %$res) {
		3257	if (defined $info->{type}) {
3053	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3258	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3054	my $data;	3259	my $data;
3055		3260
3056	if ($info->{type} & 1) {	3261	if ($info->{type} & 1) {
3057	# prepend meta info	3262	# prepend meta info
3058		3263
3059	my $meta = $enc->encode ({	3264	my $meta = $enc->encode ({
3060	name => $name,	3265	name => $name,
3061	%{ $info->{meta} || {} },	3266	%{ $info->{meta} || {} },
3062	});	3267	});
3063		3268
3064	$data = pack "(w/a*)*", $meta, $info->{data};	3269	$data = pack "(w/a*)*", $meta, $info->{data};
		3270	} else {
		3271	$data = $info->{data};
		3272	}
		3273
		3274	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3275	cf::face::set_type $idx, $info->{type};
3065	} else {	3276	} else {
3066	$data = $info->{data};	3277	$RESOURCE{$name} = $info;
3067	}	3278	}
3068		3279
3069	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3070	cf::face::set_type $idx, $info->{type};
3071
3072	cf::cede_to_tick;	3280	cf::cede_to_tick;
3073	}	3281	}
3074
3075	if ($soundconf) {
3076	$soundconf = $enc->decode (delete $soundconf->{data});
3077
3078	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3079	my $sound = $soundconf->{compat}[$_]
3080	or next;
3081
3082	my $face = cf::face::find "sound/$sound->[1]";
3083	cf::sound::set $sound->[0] => $face;
3084	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3085	}
3086
3087	while (my ($k, $v) = each %{$soundconf->{event}}) {
3088	my $face = cf::face::find "sound/$v";
3089	cf::sound::set $k => $face;
3090	}
3091	}
3092	}	3282	}
		3283
		3284	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3093		3285
3094	1	3286	1
3095	}	3287	}
		3288
		3289	cf::global->attach (on_resource_update => sub {
		3290	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3291	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3292
		3293	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3294	my $sound = $soundconf->{compat}[$_]
		3295	or next;
		3296
		3297	my $face = cf::face::find "sound/$sound->[1]";
		3298	cf::sound::set $sound->[0] => $face;
		3299	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3300	}
		3301
		3302	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3303	my $face = cf::face::find "sound/$v";
		3304	cf::sound::set $k => $face;
		3305	}
		3306	}
		3307	});
3096		3308
3097	register_exticmd fx_want => sub {	3309	register_exticmd fx_want => sub {
3098	my ($ns, $want) = @_;	3310	my ($ns, $want) = @_;
3099		3311
3100	while (my ($k, $v) = each %$want) {	3312	while (my ($k, $v) = each %$want) {
3101	$ns->fx_want ($k, $v);	3313	$ns->fx_want ($k, $v);
3102	}	3314	}
3103	};	3315	};
		3316
		3317	sub load_resource_file($) {
		3318	my $guard = lock_acquire "load_resource_file";
		3319
		3320	my $status = load_resource_file_ $_[0];
		3321	get_slot 0.1, 100;
		3322	cf::arch::commit_load;
		3323
		3324	$status
		3325	}
3104		3326
3105	sub reload_regions {	3327	sub reload_regions {
3106	# HACK to clear player env face cache, we need some signal framework	3328	# HACK to clear player env face cache, we need some signal framework
3107	# for this (global event?)	3329	# for this (global event?)
3108	%ext::player_env::MUSIC_FACE_CACHE = ();	3330	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3122	}	3344	}
3123		3345
3124	sub reload_archetypes {	3346	sub reload_archetypes {
3125	load_resource_file "$DATADIR/archetypes"	3347	load_resource_file "$DATADIR/archetypes"
3126	or die "unable to load archetypes\n";	3348	or die "unable to load archetypes\n";
3127	#d# NEED to laod twice to resolve forward references
3128	# this really needs to be done in an extra post-pass
3129	# (which needs to be synchronous, so solve it differently)
3130	load_resource_file "$DATADIR/archetypes"
3131	or die "unable to load archetypes\n";
3132	}	3349	}
3133		3350
3134	sub reload_treasures {	3351	sub reload_treasures {
3135	load_resource_file "$DATADIR/treasures"	3352	load_resource_file "$DATADIR/treasures"
3136	or die "unable to load treasurelists\n";	3353	or die "unable to load treasurelists\n";
3137	}	3354	}
3138		3355
3139	sub reload_resources {	3356	sub reload_resources {
3140	warn "reloading resource files...\n";	3357	warn "reloading resource files...\n";
3141		3358
		3359	reload_facedata;
		3360	reload_archetypes;
3142	reload_regions;	3361	reload_regions;
3143	reload_facedata;
3144	#reload_archetypes;#d#
3145	reload_archetypes;
3146	reload_treasures;	3362	reload_treasures;
3147		3363
3148	warn "finished reloading resource files\n";	3364	warn "finished reloading resource files\n";
3149	}
3150
3151	sub init {
3152	reload_resources;
3153	}	3365	}
3154		3366
3155	sub reload_config {	3367	sub reload_config {
3156	open my $fh, "<:utf8", "$CONFDIR/config"	3368	open my $fh, "<:utf8", "$CONFDIR/config"
3157	or return;	3369	or return;
3158		3370
3159	local $/;	3371	local $/;
3160	*CFG = YAML::Syck::Load <$fh>;	3372	*CFG = YAML::Load <$fh>;
3161		3373
3162	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3374	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3163		3375
3164	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3376	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3165	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3377	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3171	};	3383	};
3172	warn $@ if $@;	3384	warn $@ if $@;
3173	}	3385	}
3174	}	3386	}
3175		3387
		3388	sub pidfile() {
		3389	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3390	or die "$PIDFILE: $!";
		3391	flock $fh, &Fcntl::LOCK_EX
		3392	or die "$PIDFILE: flock: $!";
		3393	$fh
		3394	}
		3395
		3396	# make sure only one server instance is running at any one time
		3397	sub atomic {
		3398	my $fh = pidfile;
		3399
		3400	my $pid = <$fh>;
		3401	kill 9, $pid if $pid > 0;
		3402
		3403	seek $fh, 0, 0;
		3404	print $fh $$;
		3405	}
		3406
		3407	sub main_loop {
		3408	warn "EV::loop starting\n";
		3409	if (1) {
		3410	EV::loop;
		3411	}
		3412	warn "EV::loop returned\n";
		3413	goto &main_loop unless $REALLY_UNLOOP;
		3414	}
		3415
3176	sub main {	3416	sub main {
		3417	cf::init_globals; # initialise logging
		3418
		3419	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3420	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3421	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3422	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3423
		3424	cf::init_experience;
		3425	cf::init_anim;
		3426	cf::init_attackmess;
		3427	cf::init_dynamic;
		3428
		3429	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3430
3177	# we must not ever block the main coroutine	3431	# we must not ever block the main coroutine
3178	local $Coro::idle = sub {	3432	local $Coro::idle = sub {
3179	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3433	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3180	(async {	3434	(async {
3181	Event::one_event;	3435	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3436	EV::loop EV::LOOP_ONESHOT;
3182	})->prio (Coro::PRIO_MAX);	3437	})->prio (Coro::PRIO_MAX);
3183	};	3438	};
3184		3439
		3440	evthread_start IO::AIO::poll_fileno;
		3441
		3442	cf::sync_job {
		3443	reload_resources;
3185	reload_config;	3444	reload_config;
3186	db_init;	3445	db_init;
		3446
		3447	cf::load_settings;
		3448	cf::load_materials;
		3449	cf::init_uuid;
		3450	cf::init_signals;
		3451	cf::init_commands;
		3452	cf::init_skills;
		3453
		3454	cf::init_beforeplay;
		3455
		3456	atomic;
		3457
3187	load_extensions;	3458	load_extensions;
3188		3459
3189	$TICK_WATCHER->start;	3460	utime time, time, $RUNTIMEFILE;
3190	Event::loop;	3461
		3462	# no (long-running) fork's whatsoever before this point(!)
		3463	use POSIX ();
		3464	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3465
		3466	(pop @POST_INIT)->(0) while @POST_INIT;
		3467	};
		3468
		3469	main_loop;
3191	}	3470	}
3192		3471
3193	#############################################################################	3472	#############################################################################
3194	# initialisation and cleanup	3473	# initialisation and cleanup
3195		3474
3196	# install some emergency cleanup handlers	3475	# install some emergency cleanup handlers
3197	BEGIN {	3476	BEGIN {
		3477	our %SIGWATCHER = ();
3198	for my $signal (qw(INT HUP TERM)) {	3478	for my $signal (qw(INT HUP TERM)) {
3199	Event->signal (	3479	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3200	reentrant => 0,
3201	data => WF_AUTOCANCEL,
3202	signal => $signal,
3203	prio => 0,
3204	cb => sub {
3205	cf::cleanup "SIG$signal";	3480	cf::cleanup "SIG$signal";
3206	},
3207	);	3481	};
3208	}	3482	}
3209	}	3483	}
3210		3484
3211	sub write_runtime {	3485	sub write_runtime_sync {
3212	my $runtime = "$LOCALDIR/runtime";
3213
3214	# first touch the runtime file to show we are still running:	3486	# first touch the runtime file to show we are still running:
3215	# the fsync below can take a very very long time.	3487	# the fsync below can take a very very long time.
3216		3488
3217	IO::AIO::aio_utime $runtime, undef, undef;	3489	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3218		3490
3219	my $guard = cf::lock_acquire "write_runtime";	3491	my $guard = cf::lock_acquire "write_runtime";
3220		3492
3221	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3493	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3222	or return;	3494	or return;
3223		3495
3224	my $value = $cf::RUNTIME + 90 + 10;	3496	my $value = $cf::RUNTIME + 90 + 10;
3225	# 10 is the runtime save interval, for a monotonic clock	3497	# 10 is the runtime save interval, for a monotonic clock
3226	# 60 allows for the watchdog to kill the server.	3498	# 60 allows for the watchdog to kill the server.
…		…
3236	aio_utime $fh, undef, undef;	3508	aio_utime $fh, undef, undef;
3237		3509
3238	close $fh	3510	close $fh
3239	or return;	3511	or return;
3240		3512
3241	aio_rename "$runtime~", $runtime	3513	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3242	and return;	3514	and return;
3243		3515
3244	warn "runtime file written.\n";	3516	warn "runtime file written.\n";
3245		3517
3246	1	3518	1
		3519	}
		3520
		3521	our $uuid_lock;
		3522	our $uuid_skip;
		3523
		3524	sub write_uuid_sync($) {
		3525	$uuid_skip ||= $_[0];
		3526
		3527	return if $uuid_lock;
		3528	local $uuid_lock = 1;
		3529
		3530	my $uuid = "$LOCALDIR/uuid";
		3531
		3532	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3533	or return;
		3534
		3535	my $value = uuid_seq uuid_cur;
		3536
		3537	unless ($value) {
		3538	warn "cowardly refusing to write zero uuid value!\n";
		3539	return;
		3540	}
		3541
		3542	my $value = uuid_str $value + $uuid_skip;
		3543	$uuid_skip = 0;
		3544
		3545	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3546	and return;
		3547
		3548	# always fsync - this file is important
		3549	aio_fsync $fh
		3550	and return;
		3551
		3552	close $fh
		3553	or return;
		3554
		3555	aio_rename "$uuid~", $uuid
		3556	and return;
		3557
		3558	warn "uuid file written ($value).\n";
		3559
		3560	1
		3561
		3562	}
		3563
		3564	sub write_uuid($$) {
		3565	my ($skip, $sync) = @_;
		3566
		3567	$sync ? write_uuid_sync $skip
		3568	: async { write_uuid_sync $skip };
3247	}	3569	}
3248		3570
3249	sub emergency_save() {	3571	sub emergency_save() {
3250	my $freeze_guard = cf::freeze_mainloop;	3572	my $freeze_guard = cf::freeze_mainloop;
3251		3573
3252	warn "enter emergency perl save\n";	3574	warn "emergency_perl_save: enter\n";
3253		3575
3254	cf::sync_job {	3576	cf::sync_job {
		3577	# this is a trade-off: we want to be very quick here, so
		3578	# save all maps without fsync, and later call a global sync
		3579	# (which in turn might be very very slow)
		3580	local $USE_FSYNC = 0;
		3581
3255	# use a peculiar iteration method to avoid tripping on perl	3582	# use a peculiar iteration method to avoid tripping on perl
3256	# refcount bugs in for. also avoids problems with players	3583	# refcount bugs in for. also avoids problems with players
3257	# and maps saved/destroyed asynchronously.	3584	# and maps saved/destroyed asynchronously.
3258	warn "begin emergency player save\n";	3585	warn "emergency_perl_save: begin player save\n";
3259	for my $login (keys %cf::PLAYER) {	3586	for my $login (keys %cf::PLAYER) {
3260	my $pl = $cf::PLAYER{$login} or next;	3587	my $pl = $cf::PLAYER{$login} or next;
3261	$pl->valid or next;	3588	$pl->valid or next;
		3589	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3262	$pl->save;	3590	$pl->save;
3263	}	3591	}
3264	warn "end emergency player save\n";	3592	warn "emergency_perl_save: end player save\n";
3265		3593
3266	warn "begin emergency map save\n";	3594	warn "emergency_perl_save: begin map save\n";
3267	for my $path (keys %cf::MAP) {	3595	for my $path (keys %cf::MAP) {
3268	my $map = $cf::MAP{$path} or next;	3596	my $map = $cf::MAP{$path} or next;
3269	$map->valid or next;	3597	$map->valid or next;
3270	$map->save;	3598	$map->save;
3271	}	3599	}
3272	warn "end emergency map save\n";	3600	warn "emergency_perl_save: end map save\n";
3273		3601
3274	warn "begin emergency database checkpoint\n";	3602	warn "emergency_perl_save: begin database checkpoint\n";
3275	BDB::db_env_txn_checkpoint $DB_ENV;	3603	BDB::db_env_txn_checkpoint $DB_ENV;
3276	warn "end emergency database checkpoint\n";	3604	warn "emergency_perl_save: end database checkpoint\n";
		3605
		3606	warn "emergency_perl_save: begin write uuid\n";
		3607	write_uuid_sync 1;
		3608	warn "emergency_perl_save: end write uuid\n";
3277	};	3609	};
3278		3610
		3611	warn "emergency_perl_save: starting sync()\n";
		3612	IO::AIO::aio_sync sub {
		3613	warn "emergency_perl_save: finished sync()\n";
		3614	};
		3615
3279	warn "leave emergency perl save\n";	3616	warn "emergency_perl_save: leave\n";
3280	}	3617	}
3281		3618
3282	sub post_cleanup {	3619	sub post_cleanup {
3283	my ($make_core) = @_;	3620	my ($make_core) = @_;
3284		3621
3285	warn Carp::longmess "post_cleanup backtrace"	3622	warn Carp::longmess "post_cleanup backtrace"
3286	if $make_core;	3623	if $make_core;
		3624
		3625	my $fh = pidfile;
		3626	unlink $PIDFILE if <$fh> == $$;
		3627	}
		3628
		3629	# a safer delete_package, copied from Symbol
		3630	sub clear_package($) {
		3631	my $pkg = shift;
		3632
		3633	# expand to full symbol table name if needed
		3634	unless ($pkg =~ /^main::.*::$/) {
		3635	$pkg = "main$pkg" if $pkg =~ /^::/;
		3636	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3637	$pkg .= '::' unless $pkg =~ /::$/;
		3638	}
		3639
		3640	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3641	my $stem_symtab = *{$stem}{HASH};
		3642
		3643	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3644	or return;
		3645
		3646	# clear all symbols
		3647	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3648	for my $name (keys %$leaf_symtab) {
		3649	_gv_clear *{"$pkg$name"};
		3650	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3651	}
		3652	warn "cleared package $pkg\n";#d#
3287	}	3653	}
3288		3654
3289	sub do_reload_perl() {	3655	sub do_reload_perl() {
3290	# can/must only be called in main	3656	# can/must only be called in main
3291	if ($Coro::current != $Coro::main) {	3657	if ($Coro::current != $Coro::main) {
3292	warn "can only reload from main coroutine";	3658	warn "can only reload from main coroutine";
3293	return;	3659	return;
3294	}	3660	}
3295		3661
		3662	return if $RELOAD++;
		3663
		3664	my $t1 = EV::time;
		3665
		3666	while ($RELOAD) {
3296	warn "reloading...";	3667	warn "reloading...";
3297		3668
3298	warn "entering sync_job";	3669	warn "entering sync_job";
3299		3670
3300	cf::sync_job {	3671	cf::sync_job {
3301	cf::write_runtime; # external watchdog should not bark	3672	cf::write_runtime_sync; # external watchdog should not bark
3302	cf::emergency_save;	3673	cf::emergency_save;
3303	cf::write_runtime; # external watchdog should not bark	3674	cf::write_runtime_sync; # external watchdog should not bark
3304		3675
3305	warn "syncing database to disk";	3676	warn "syncing database to disk";
3306	BDB::db_env_txn_checkpoint $DB_ENV;	3677	BDB::db_env_txn_checkpoint $DB_ENV;
3307		3678
3308	# if anything goes wrong in here, we should simply crash as we already saved	3679	# if anything goes wrong in here, we should simply crash as we already saved
3309		3680
3310	warn "cancelling all WF_AUTOCANCEL watchers";
3311	for (Event::all_watchers) {
3312	$_->cancel if $_->data & WF_AUTOCANCEL;
3313	}
3314
3315	warn "flushing outstanding aio requests";	3681	warn "flushing outstanding aio requests";
3316	for (;;) {
3317	BDB::flush;
3318	IO::AIO::flush;
3319	Coro::cede;
3320	last unless IO::AIO::nreqs || BDB::nreqs;	3682	while (IO::AIO::nreqs || BDB::nreqs) {
3321	warn "iterate...";	3683	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3322	}
3323
3324	++$RELOAD;
3325
3326	warn "cancelling all extension coros";
3327	$_->cancel for values %EXT_CORO;
3328	%EXT_CORO = ();
3329
3330	warn "removing commands";
3331	%COMMAND = ();
3332
3333	warn "removing ext/exti commands";
3334	%EXTCMD = ();
3335	%EXTICMD = ();
3336
3337	warn "unloading/nuking all extensions";
3338	for my $pkg (@EXTS) {
3339	warn "... unloading $pkg";
3340
3341	if (my $cb = $pkg->can ("unload")) {
3342	eval {
3343	$cb->($pkg);
3344	1
3345	} or warn "$pkg unloaded, but with errors: $@";
3346	}	3684	}
3347		3685
3348	warn "... nuking $pkg";	3686	warn "cancelling all extension coros";
3349	Symbol::delete_package $pkg;	3687	$_->cancel for values %EXT_CORO;
3350	}	3688	%EXT_CORO = ();
3351		3689
3352	warn "unloading all perl modules loaded from $LIBDIR";	3690	warn "removing commands";
3353	while (my ($k, $v) = each %INC) {	3691	%COMMAND = ();
3354	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3355		3692
		3693	warn "removing ext/exti commands";
		3694	%EXTCMD = ();
		3695	%EXTICMD = ();
		3696
		3697	warn "unloading/nuking all extensions";
		3698	for my $pkg (@EXTS) {
3356	warn "... unloading $k";	3699	warn "... unloading $pkg";
3357	delete $INC{$k};
3358		3700
3359	$k =~ s/\.pm$//;
3360	$k =~ s/\//::/g;
3361
3362	if (my $cb = $k->can ("unload_module")) {	3701	if (my $cb = $pkg->can ("unload")) {
		3702	eval {
3363	$cb->();	3703	$cb->($pkg);
		3704	1
		3705	} or warn "$pkg unloaded, but with errors: $@";
		3706	}
		3707
		3708	warn "... clearing $pkg";
		3709	clear_package $pkg;
3364	}	3710	}
3365		3711
3366	Symbol::delete_package $k;	3712	warn "unloading all perl modules loaded from $LIBDIR";
		3713	while (my ($k, $v) = each %INC) {
		3714	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3715
		3716	warn "... unloading $k";
		3717	delete $INC{$k};
		3718
		3719	$k =~ s/\.pm$//;
		3720	$k =~ s/\//::/g;
		3721
		3722	if (my $cb = $k->can ("unload_module")) {
		3723	$cb->();
		3724	}
		3725
		3726	clear_package $k;
3367	}	3727	}
3368		3728
3369	warn "getting rid of safe::, as good as possible";	3729	warn "getting rid of safe::, as good as possible";
3370	Symbol::delete_package "safe::$_"	3730	clear_package "safe::$_"
3371	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3731	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3372		3732
3373	warn "unloading cf.pm \"a bit\"";	3733	warn "unloading cf.pm \"a bit\"";
3374	delete $INC{"cf.pm"};	3734	delete $INC{"cf.pm"};
3375	delete $INC{"cf/pod.pm"};	3735	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3376		3736
3377	# don't, removes xs symbols, too,	3737	# don't, removes xs symbols, too,
3378	# and global variables created in xs	3738	# and global variables created in xs
3379	#Symbol::delete_package __PACKAGE__;	3739	#clear_package __PACKAGE__;
3380		3740
3381	warn "unload completed, starting to reload now";	3741	warn "unload completed, starting to reload now";
3382		3742
3383	warn "reloading cf.pm";	3743	warn "reloading cf.pm";
3384	require cf;	3744	require cf;
3385	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3745	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3386		3746
3387	warn "loading config and database again";	3747	warn "loading config and database again";
3388	cf::reload_config;	3748	cf::reload_config;
3389		3749
3390	warn "loading extensions";	3750	warn "loading extensions";
3391	cf::load_extensions;	3751	cf::load_extensions;
3392		3752
		3753	if ($REATTACH_ON_RELOAD) {
3393	warn "reattaching attachments to objects/players";	3754	warn "reattaching attachments to objects/players";
3394	_global_reattach; # objects, sockets	3755	_global_reattach; # objects, sockets
3395	warn "reattaching attachments to maps";	3756	warn "reattaching attachments to maps";
3396	reattach $_ for values %MAP;	3757	reattach $_ for values %MAP;
3397	warn "reattaching attachments to players";	3758	warn "reattaching attachments to players";
3398	reattach $_ for values %PLAYER;	3759	reattach $_ for values %PLAYER;
		3760	}
3399		3761
		3762	warn "running post_init jobs";
		3763	(pop @POST_INIT)->(1) while @POST_INIT;
		3764
3400	warn "leaving sync_job";	3765	warn "leaving sync_job";
3401		3766
3402	1	3767	1
3403	} or do {	3768	} or do {
3404	warn $@;	3769	warn $@;
3405	warn "error while reloading, exiting.";	3770	cf::cleanup "error while reloading, exiting.";
3406	exit 1;
3407	};	3771	};
3408		3772
3409	warn "reloaded";	3773	warn "reloaded";
		3774	--$RELOAD;
		3775	}
		3776
		3777	$t1 = EV::time - $t1;
		3778	warn "reload completed in ${t1}s\n";
3410	};	3779	};
3411		3780
3412	our $RELOAD_WATCHER; # used only during reload	3781	our $RELOAD_WATCHER; # used only during reload
3413		3782
3414	sub reload_perl() {	3783	sub reload_perl() {
3415	# doing reload synchronously and two reloads happen back-to-back,	3784	# doing reload synchronously and two reloads happen back-to-back,
3416	# coro crashes during coro_state_free->destroy here.	3785	# coro crashes during coro_state_free->destroy here.
3417		3786
3418	$RELOAD_WATCHER ||= Event->timer (	3787	$RELOAD_WATCHER ||= cf::async {
3419	reentrant => 0,	3788	Coro::AIO::aio_wait cache_extensions;
3420	after => 0,	3789
3421	data => WF_AUTOCANCEL,	3790	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3422	cb => sub {
3423	do_reload_perl;	3791	do_reload_perl;
3424	undef $RELOAD_WATCHER;	3792	undef $RELOAD_WATCHER;
3425	},	3793	};
3426	);	3794	};
3427	}	3795	}
3428		3796
3429	register_command "reload" => sub {	3797	register_command "reload" => sub {
3430	my ($who, $arg) = @_;	3798	my ($who, $arg) = @_;
3431		3799
3432	if ($who->flag (FLAG_WIZ)) {	3800	if ($who->flag (FLAG_WIZ)) {
3433	$who->message ("reloading server.");	3801	$who->message ("reloading server.");
		3802	async {
		3803	$Coro::current->{desc} = "perl_reload";
3434	async { reload_perl };	3804	reload_perl;
		3805	};
3435	}	3806	}
3436	};	3807	};
3437		3808
3438	unshift @INC, $LIBDIR;	3809	unshift @INC, $LIBDIR;
3439		3810
…		…
3441		3812
3442	our @WAIT_FOR_TICK;	3813	our @WAIT_FOR_TICK;
3443	our @WAIT_FOR_TICK_BEGIN;	3814	our @WAIT_FOR_TICK_BEGIN;
3444		3815
3445	sub wait_for_tick {	3816	sub wait_for_tick {
3446	return unless $TICK_WATCHER->is_active;
3447	return if $Coro::current == $Coro::main;	3817	return if tick_inhibit || $Coro::current == $Coro::main;
3448		3818
3449	my $signal = new Coro::Signal;	3819	my $signal = new Coro::Signal;
3450	push @WAIT_FOR_TICK, $signal;	3820	push @WAIT_FOR_TICK, $signal;
3451	$signal->wait;	3821	$signal->wait;
3452	}	3822	}
3453		3823
3454	sub wait_for_tick_begin {	3824	sub wait_for_tick_begin {
3455	return unless $TICK_WATCHER->is_active;
3456	return if $Coro::current == $Coro::main;	3825	return if tick_inhibit || $Coro::current == $Coro::main;
3457		3826
3458	my $signal = new Coro::Signal;	3827	my $signal = new Coro::Signal;
3459	push @WAIT_FOR_TICK_BEGIN, $signal;	3828	push @WAIT_FOR_TICK_BEGIN, $signal;
3460	$signal->wait;	3829	$signal->wait;
3461	}	3830	}
3462		3831
3463	our $stat_fh;	3832	sub tick {
3464	sysopen $stat_fh, "/tmp/cfstats", Fcntl::O_APPEND | Fcntl::O_CREAT | Fcntl::O_WRONLY, 0600;#d#
3465
3466	$TICK_WATCHER = Event->timer (
3467	reentrant => 0,
3468	parked => 1,
3469	prio => 0,
3470	at => $NEXT_TICK || $TICK,
3471	data => WF_AUTOCANCEL,
3472	cb => sub {
3473	if ($Coro::current != $Coro::main) {	3833	if ($Coro::current != $Coro::main) {
3474	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3834	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3475	unless ++$bug_warning > 10;	3835	unless ++$bug_warning > 10;
3476	return;	3836	return;
3477	}	3837	}
3478		3838
3479	my @pl = cf::player::list; my $stats = sprintf "%.2f %d %d %d", $RUNTIME, (scalar @pl), cf::object::actives_size, cf::object::objects_size; #d#
3480
3481	$NOW = $tick_start = Event::time;
3482
3483	cf::server_tick; # one server iteration	3839	cf::server_tick; # one server iteration
3484		3840
3485	$RUNTIME += $TICK;
3486	$NEXT_TICK += $TICK;
3487
3488	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3841	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3489	$NEXT_RUNTIME_WRITE = $NOW + 10;	3842	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3490	Coro::async_pool {	3843	Coro::async_pool {
		3844	$Coro::current->{desc} = "runtime saver";
3491	write_runtime	3845	write_runtime_sync
3492	or warn "ERROR: unable to write runtime file: $!";	3846	or warn "ERROR: unable to write runtime file: $!";
3493	};
3494	}	3847	};
		3848	}
3495		3849
3496	# my $AFTER = Event::time;
3497	# warn $AFTER - $NOW;#d#
3498
3499	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3850	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3500	$sig->send;	3851	$sig->send;
3501	}	3852	}
3502	while (my $sig = shift @WAIT_FOR_TICK) {	3853	while (my $sig = shift @WAIT_FOR_TICK) {
3503	$sig->send;	3854	$sig->send;
3504	}	3855	}
3505		3856
3506	$NOW = Event::time;	3857	$LOAD = ($NOW - $TICK_START) / $TICK;
3507
3508	# if we are delayed by four ticks or more, skip them all
3509	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3510
3511	$TICK_WATCHER->at ($NEXT_TICK);
3512	$TICK_WATCHER->start;
3513
3514	$LOAD = ($NOW - $tick_start) / $TICK;
3515	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3858	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3516		3859
3517	_post_tick;	3860	if (0) {
3518		3861	if ($NEXT_TICK) {
3519	# gather some statistics#d#	3862	my $jitter = $TICK_START - $NEXT_TICK;
3520	$stats .= sprintf " %d\n", 10000 * ($NOW - $tick_start);#d#	3863	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3521	IO::AIO::aio_write $stat_fh, undef, undef, $stats, 0;#d#	3864	warn "jitter $JITTER\n";#d#
		3865	}
3522	},	3866	}
3523	);	3867	}
3524		3868
3525	{	3869	{
		3870	# configure BDB
		3871
3526	BDB::min_parallel 8;	3872	BDB::min_parallel 8;
3527	BDB::max_poll_time $TICK * 0.1;	3873	BDB::max_poll_reqs $TICK * 0.1;
3528	$BDB_POLL_WATCHER = Event->io (	3874	$AnyEvent::BDB::WATCHER->priority (1);
3529	reentrant => 0,
3530	fd => BDB::poll_fileno,
3531	poll => 'r',
3532	prio => 0,
3533	data => WF_AUTOCANCEL,
3534	cb => \&BDB::poll_cb,
3535	);
3536
3537	BDB::set_sync_prepare {
3538	my $status;
3539	my $current = $Coro::current;
3540	(
3541	sub {
3542	$status = $!;
3543	$current->ready; undef $current;
3544	},
3545	sub {
3546	Coro::schedule while defined $current;
3547	$! = $status;
3548	},
3549	)
3550	};
3551		3875
3552	unless ($DB_ENV) {	3876	unless ($DB_ENV) {
3553	$DB_ENV = BDB::db_env_create;	3877	$DB_ENV = BDB::db_env_create;
		3878	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3879	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3880	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3881	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3882	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3554		3883
3555	cf::sync_job {	3884	cf::sync_job {
3556	eval {	3885	eval {
3557	BDB::db_env_open	3886	BDB::db_env_open
3558	$DB_ENV,	3887	$DB_ENV,
…		…
3560	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3889	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3561	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3890	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3562	0666;	3891	0666;
3563		3892
3564	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3893	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3565
3566	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
3567	| BDB::LOG_AUTOREMOVE, 1);
3568	$DB_ENV->set_lk_detect;
3569	};	3894	};
3570		3895
3571	cf::cleanup "db_env_open(db): $@" if $@;	3896	cf::cleanup "db_env_open(db): $@" if $@;
3572	};	3897	};
3573	}	3898	}
3574		3899
3575	$BDB_CHECKPOINT_WATCHER = Event->timer (	3900	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3576	after => 11,	3901	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3577	interval => 60,	3902	};
3578	hard => 1,	3903	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3579	prio => 0,
3580	data => WF_AUTOCANCEL,
3581	cb => sub {
3582	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	3904	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3583	},
3584	);	3905	};
3585	$BDB_TRICKLE_WATCHER = Event->timer (	3906	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3586	after => 5,
3587	interval => 10,
3588	hard => 1,
3589	prio => 0,
3590	data => WF_AUTOCANCEL,
3591	cb => sub {
3592	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	3907	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3593	},
3594	);	3908	};
3595	}	3909	}
3596		3910
3597	{	3911	{
		3912	# configure IO::AIO
		3913
3598	IO::AIO::min_parallel 8;	3914	IO::AIO::min_parallel 8;
3599
3600	undef $Coro::AIO::WATCHER;
3601	IO::AIO::max_poll_time $TICK * 0.1;	3915	IO::AIO::max_poll_time $TICK * 0.1;
3602	$AIO_POLL_WATCHER = Event->io (	3916	undef $AnyEvent::AIO::WATCHER;
3603	reentrant => 0,
3604	data => WF_AUTOCANCEL,
3605	fd => IO::AIO::poll_fileno,
3606	poll => 'r',
3607	prio => 6,
3608	cb => \&IO::AIO::poll_cb,
3609	);
3610	}	3917	}
3611		3918
3612	my $_log_backtrace;	3919	my $_log_backtrace;
3613		3920
3614	sub _log_backtrace {	3921	sub _log_backtrace {
…		…
3617	$msg =~ s/\n//;	3924	$msg =~ s/\n//;
3618		3925
3619	# limit the # of concurrent backtraces	3926	# limit the # of concurrent backtraces
3620	if ($_log_backtrace < 2) {	3927	if ($_log_backtrace < 2) {
3621	++$_log_backtrace;	3928	++$_log_backtrace;
		3929	my $perl_bt = Carp::longmess $msg;
3622	async {	3930	async {
		3931	$Coro::current->{desc} = "abt $msg";
		3932
3623	my @bt = fork_call {	3933	my @bt = fork_call {
3624	@addr = map { sprintf "%x", $_ } @addr;	3934	@addr = map { sprintf "%x", $_ } @addr;
3625	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3935	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3626	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3936	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3627	or die "addr2line: $!";	3937	or die "addr2line: $!";
…		…
3635	}	3945	}
3636		3946
3637	@funcs	3947	@funcs
3638	};	3948	};
3639		3949
3640	LOG llevInfo, "[ABT] $msg\n";	3950	LOG llevInfo, "[ABT] $perl_bt\n";
		3951	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3641	LOG llevInfo, "[ABT] $_\n" for @bt;	3952	LOG llevInfo, "[ABT] $_\n" for @bt;
3642	--$_log_backtrace;	3953	--$_log_backtrace;
3643	};	3954	};
3644	} else {	3955	} else {
3645	LOG llevInfo, "[ABT] $msg\n";	3956	LOG llevInfo, "[ABT] $msg\n";
3646	LOG llevInfo, "[ABT] [suppressed]\n";	3957	LOG llevInfo, "[ABT] [suppressed]\n";
3647	}	3958	}
3648	}	3959	}
3649		3960
3650	# load additional modules	3961	# load additional modules
3651	use cf::pod;	3962	require "cf/$_.pm" for @EXTRA_MODULES;
3652		3963
3653	END { cf::emergency_save }	3964	END { cf::emergency_save }
3654		3965
3655	1	3966	1
3656		3967

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