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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.358 by root, Fri Sep 7 18:10:52 2007 UTC vs.
Revision 1.476 by root, Wed Sep 2 16:54:20 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
		115	our $BDB_DEADLOCK_WATCHER;
		116	our $BDB_CHECKPOINT_WATCHER;
84	our $BDB_POLL_WATCHER;	117	our $BDB_TRICKLE_WATCHER;
85	our $DB_ENV;	118	our $DB_ENV;
		119
		120	our @EXTRA_MODULES = qw(pod mapscript);
86		121
87	our %CFG;	122	our %CFG;
88		123
89	our $UPTIME; $UPTIME ||= time;	124	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;	125	our $RUNTIME;
		126	our $NOW;
91		127
92	our (%PLAYER, %PLAYER_LOADING); # all users	128	our (%PLAYER, %PLAYER_LOADING); # all users
93	our (%MAP, %MAP_LOADING ); # all maps	129	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	130	our $LINK_MAP; # the special {link} map, which is always available
95		131
96	# 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 ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	133	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		134
99	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)
100	our $LOADAVG; # same thing, but with alpha-smoothing	136	our $LOADAVG; # same thing, but with alpha-smoothing
		137	our $JITTER; # average jitter
101	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 $REALLY_UNLOOP; # never set to true, please :)
102		144
103	binmode STDOUT;	145	binmode STDOUT;
104	binmode STDERR;	146	binmode STDERR;
105		147
106	# read virtual server time, if available	148	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	149	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	150	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	151	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	152	$RUNTIME = <$fh> + 0.;
111	}	153	}
		154
		155	eval "sub TICK() { $TICK } 1" or die;
112		156
113	mkdir $_	157	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	158	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		159
116	our $EMERGENCY_POSITION;	160	our $EMERGENCY_POSITION;
…		…
159		203
160	The raw value load value from the last tick.	204	The raw value load value from the last tick.
161		205
162	=item %cf::CFG	206	=item %cf::CFG
163		207
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	208	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	209	from wherever your confdir points to.
166		210
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	211	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		212
169	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
…		…
187	$msg .= "\n"	231	$msg .= "\n"
188	unless $msg =~ /\n$/;	232	unless $msg =~ /\n$/;
189		233
190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	234	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191		235
192	utf8::encode $msg;
193	LOG llevError, $msg;	236	LOG llevError, $msg;
194	};	237	};
195	}	238	}
		239
		240	$Coro::State::DIEHOOK = sub {
		241	return unless $^S eq 0; # "eq", not "=="
		242
		243	if ($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	warn Carp::longmess $_[0];
		250	Coro::terminate
		251	};
		252
		253	$SIG{__DIE__} = sub { }; #d#?
196		254
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	255	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	256	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	257	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	258	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	265	for my $pkg (qw(
208	cf::global cf::attachable	266	cf::global cf::attachable
209	cf::object cf::object::player	267	cf::object cf::object::player
210	cf::client cf::player	268	cf::client cf::player
211	cf::arch cf::living	269	cf::arch cf::living
		270	cf::map cf::mapspace
212	cf::map cf::party cf::region	271	cf::party cf::region
213	)) {	272	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	273	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	274	}
217		275
218	$Event::DIED = sub {	276	$EV::DIED = sub {
219	warn "error in event callback: @_";	277	warn "error in event callback: @_";
220	};	278	};
221		279
222	#############################################################################	280	#############################################################################
223		281
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	304	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	305	$d
248	} || "[unable to dump $_[0]: '$@']";	306	} || "[unable to dump $_[0]: '$@']";
249	}	307	}
250		308
251	=item $ref = cf::from_json $json	309	=item $ref = cf::decode_json $json
252		310
253	Converts a JSON string into the corresponding perl data structure.	311	Converts a JSON string into the corresponding perl data structure.
254		312
255	=item $json = cf::to_json $ref	313	=item $json = cf::encode_json $ref
256		314
257	Converts a perl data structure into its JSON representation.	315	Converts a perl data structure into its JSON representation.
258		316
259	=cut	317	=cut
260		318
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	319	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		320
263	sub to_json ($) { $json_coder->encode ($_[0]) }	321	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	322	sub decode_json($) { $json_coder->decode ($_[0]) }
		323
		324	=item cf::post_init { BLOCK }
		325
		326	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		327	but I<before> the server starts ticking again.
		328
		329	The cdoeblock will have a single boolean argument to indicate whether this
		330	is a reload or not.
		331
		332	=cut
		333
		334	sub post_init(&) {
		335	push @POST_INIT, shift;
		336	}
265		337
266	=item cf::lock_wait $string	338	=item cf::lock_wait $string
267		339
268	Wait until the given lock is available. See cf::lock_acquire.	340	Wait until the given lock is available. See cf::lock_acquire.
269		341
270	=item my $lock = cf::lock_acquire $string	342	=item my $lock = cf::lock_acquire $string
271		343
272	Wait until the given lock is available and then acquires it and returns	344	Wait until the given lock is available and then acquires it and returns
273	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	345	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
274	for example when the coroutine gets canceled), the lock is automatically	346	for example when the coroutine gets canceled), the lock is automatically
275	returned.	347	returned.
276		348
277	Locks are *not* recursive, locking from the same coro twice results in a	349	Locks are *not* recursive, locking from the same coro twice results in a
278	deadlocked coro.	350	deadlocked coro.
…		…
284		356
285	Return true if the lock is currently active, i.e. somebody has locked it.	357	Return true if the lock is currently active, i.e. somebody has locked it.
286		358
287	=cut	359	=cut
288		360
289	our %LOCK;	361	our $LOCKS = new Coro::SemaphoreSet;
290	our %LOCKER;#d#
291		362
292	sub lock_wait($) {	363	sub lock_wait($) {
293	my ($key) = @_;	364	$LOCKS->wait ($_[0]);
294
295	if ($LOCKER{$key} == $Coro::current) {#d#
296	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
297	return;#d#
298	}#d#
299
300	# wait for lock, if any
301	while ($LOCK{$key}) {
302	push @{ $LOCK{$key} }, $Coro::current;
303	Coro::schedule;
304	}
305	}	365	}
306		366
307	sub lock_acquire($) {	367	sub lock_acquire($) {
308	my ($key) = @_;	368	$LOCKS->guard ($_[0])
309
310	# wait, to be sure we are not locked
311	lock_wait $key;
312
313	$LOCK{$key} = [];
314	$LOCKER{$key} = $Coro::current;#d#
315
316	Coro::guard {
317	delete $LOCKER{$key};#d#
318	# wake up all waiters, to be on the safe side
319	$_->ready for @{ delete $LOCK{$key} };
320	}
321	}	369	}
322		370
323	sub lock_active($) {	371	sub lock_active($) {
324	my ($key) = @_;	372	$LOCKS->count ($_[0]) < 1
325
326	! ! $LOCK{$key}
327	}	373	}
328		374
329	sub freeze_mainloop {	375	sub freeze_mainloop {
330	return unless $TICK_WATCHER->is_active;	376	tick_inhibit_inc;
331		377
332	my $guard = Coro::guard {	378	&Guard::guard (\&tick_inhibit_dec);
333	$TICK_WATCHER->start;	379	}
334	};	380
335	$TICK_WATCHER->stop;	381	=item cf::periodic $interval, $cb
336	$guard	382
		383	Like EV::periodic, but randomly selects a starting point so that the actions
		384	get spread over timer.
		385
		386	=cut
		387
		388	sub periodic($$) {
		389	my ($interval, $cb) = @_;
		390
		391	my $start = rand List::Util::min 180, $interval;
		392
		393	EV::periodic $start, $interval, 0, $cb
337	}	394	}
338		395
339	=item cf::get_slot $time[, $priority[, $name]]	396	=item cf::get_slot $time[, $priority[, $name]]
340		397
341	Allocate $time seconds of blocking CPU time at priority C<$priority>:	398	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
352	our @SLOT_QUEUE;	409	our @SLOT_QUEUE;
353	our $SLOT_QUEUE;	410	our $SLOT_QUEUE;
354		411
355	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	412	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
356	$SLOT_QUEUE = Coro::async {	413	$SLOT_QUEUE = Coro::async {
		414	$Coro::current->desc ("timeslot manager");
		415
357	my $signal = new Coro::Signal;	416	my $signal = new Coro::Signal;
358		417
359	while () {	418	while () {
360	next_job:	419	next_job:
361	my $avail = cf::till_tick;	420	my $avail = cf::till_tick;
…		…
369	}	428	}
370	}	429	}
371	}	430	}
372		431
373	if (@SLOT_QUEUE) {	432	if (@SLOT_QUEUE) {
374	# we do not use wait_For_tick() as it returns immediately when tick is inactive	433	# we do not use wait_for_tick() as it returns immediately when tick is inactive
375	push @cf::WAIT_FOR_TICK, $signal;	434	push @cf::WAIT_FOR_TICK, $signal;
376	$signal->wait;	435	$signal->wait;
377	} else {	436	} else {
378	Coro::schedule;	437	Coro::schedule;
379	}	438	}
380	}	439	}
381	};	440	};
382		441
383	sub get_slot($;$$) {	442	sub get_slot($;$$) {
		443	return if tick_inhibit || $Coro::current == $Coro::main;
		444
384	my ($time, $pri, $name) = @_;	445	my ($time, $pri, $name) = @_;
385		446
386	$time = $TICK * .6 if $time > $TICK * .6;	447	$time = $TICK * .6 if $time > $TICK * .6;
387	my $sig = new Coro::Signal;	448	my $sig = new Coro::Signal;
388		449
…		…
402		463
403	BEGIN { *async = \&Coro::async_pool }	464	BEGIN { *async = \&Coro::async_pool }
404		465
405	=item cf::sync_job { BLOCK }	466	=item cf::sync_job { BLOCK }
406		467
407	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	468	The design of Deliantra requires that the main coroutine ($Coro::main)
408	is always able to handle events or runnable, as Crossfire TRT is only	469	is always able to handle events or runnable, as Deliantra is only
409	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	470	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
410	acceptable.	471	acceptable.
411		472
412	If it must be done, put the blocking parts into C<sync_job>. This will run	473	If it must be done, put the blocking parts into C<sync_job>. This will run
413	the given BLOCK in another coroutine while waiting for the result. The	474	the given BLOCK in another coroutine while waiting for the result. The
…		…
418		479
419	sub sync_job(&) {	480	sub sync_job(&) {
420	my ($job) = @_;	481	my ($job) = @_;
421		482
422	if ($Coro::current == $Coro::main) {	483	if ($Coro::current == $Coro::main) {
423	my $time = Event::time;	484	my $time = EV::time;
424		485
425	# this is the main coro, too bad, we have to block	486	# this is the main coro, too bad, we have to block
426	# till the operation succeeds, freezing the server :/	487	# till the operation succeeds, freezing the server :/
427		488
428	# TODO: use suspend/resume instead	489	LOG llevError, Carp::longmess "sync job";#d#
429	# (but this is cancel-safe)	490
430	my $freeze_guard = freeze_mainloop;	491	my $freeze_guard = freeze_mainloop;
431		492
432	my $busy = 1;	493	my $busy = 1;
433	my @res;	494	my @res;
434		495
435	(async {	496	(async {
		497	$Coro::current->desc ("sync job coro");
436	@res = eval { $job->() };	498	@res = eval { $job->() };
437	warn $@ if $@;	499	warn $@ if $@;
438	undef $busy;	500	undef $busy;
439	})->prio (Coro::PRIO_MAX);	501	})->prio (Coro::PRIO_MAX);
440		502
441	while ($busy) {	503	while ($busy) {
442	Coro::cede or Event::one_event;	504	if (Coro::nready) {
		505	Coro::cede_notself;
		506	} else {
		507	EV::loop EV::LOOP_ONESHOT;
443	}	508	}
		509	}
444		510
445	$time = Event::time - $time;	511	my $time = EV::time - $time;
446		512
447	LOG llevError | logBacktrace, Carp::longmess "long sync job"
448	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
449
450	$tick_start += $time; # do not account sync jobs to server load	513	$TICK_START += $time; # do not account sync jobs to server load
451		514
452	wantarray ? @res : $res[0]	515	wantarray ? @res : $res[0]
453	} else {	516	} else {
454	# we are in another coroutine, how wonderful, everything just works	517	# we are in another coroutine, how wonderful, everything just works
455		518
…		…
480	=item fork_call { }, $args	543	=item fork_call { }, $args
481		544
482	Executes the given code block with the given arguments in a seperate	545	Executes the given code block with the given arguments in a seperate
483	process, returning the results. Everything must be serialisable with	546	process, returning the results. Everything must be serialisable with
484	Coro::Storable. May, of course, block. Note that the executed sub may	547	Coro::Storable. May, of course, block. Note that the executed sub may
485	never block itself or use any form of Event handling.	548	never block itself or use any form of event handling.
486		549
487	=cut	550	=cut
488		551
489	sub fork_call(&@) {	552	sub fork_call(&@) {
490	my ($cb, @args) = @_;	553	my ($cb, @args) = @_;
…		…
499	}, @args;	562	}, @args;
500		563
501	wantarray ? @res : $res[-1]	564	wantarray ? @res : $res[-1]
502	}	565	}
503		566
		567	=item $coin = coin_from_name $name
		568
		569	=cut
		570
		571	our %coin_alias = (
		572	"silver" => "silvercoin",
		573	"silvercoin" => "silvercoin",
		574	"silvercoins" => "silvercoin",
		575	"gold" => "goldcoin",
		576	"goldcoin" => "goldcoin",
		577	"goldcoins" => "goldcoin",
		578	"platinum" => "platinacoin",
		579	"platinumcoin" => "platinacoin",
		580	"platinumcoins" => "platinacoin",
		581	"platina" => "platinacoin",
		582	"platinacoin" => "platinacoin",
		583	"platinacoins" => "platinacoin",
		584	"royalty" => "royalty",
		585	"royalties" => "royalty",
		586	);
		587
		588	sub coin_from_name($) {
		589	$coin_alias{$_[0]}
		590	? cf::arch::find $coin_alias{$_[0]}
		591	: undef
		592	}
		593
504	=item $value = cf::db_get $family => $key	594	=item $value = cf::db_get $family => $key
505		595
506	Returns a single value from the environment database.	596	Returns a single value from the environment database.
507		597
508	=item cf::db_put $family => $key => $value	598	=item cf::db_put $family => $key => $value
509		599
510	Stores the given C<$value> in the family. It can currently store binary	600	Stores the given C<$value> in the family. It can currently store binary
511	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	601	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
512		602
		603	=item $db = cf::db_table "name"
		604
		605	Create and/or open a new database table. The string must not be "db" and must be unique
		606	within each server.
		607
513	=cut	608	=cut
		609
		610	sub db_table($) {
		611	my ($name) = @_;
		612	my $db = BDB::db_create $DB_ENV;
		613
		614	eval {
		615	$db->set_flags (BDB::CHKSUM);
		616
		617	utf8::encode $name;
		618	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		619	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		620	cf::cleanup "db_open(db): $!" if $!;
		621	};
		622	cf::cleanup "db_open(db): $@" if $@;
		623
		624	$db
		625	}
514		626
515	our $DB;	627	our $DB;
516		628
517	sub db_init {	629	sub db_init {
518	unless ($DB) {
519	$DB = BDB::db_create $DB_ENV;
520
521	cf::sync_job {	630	cf::sync_job {
522	eval {	631	$DB ||= db_table "db";
523	$DB->set_flags (BDB::CHKSUM);
524
525	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
526	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
527	cf::cleanup "db_open(db): $!" if $!;
528	};
529	cf::cleanup "db_open(db): $@" if $@;
530	};
531	}	632	};
532	}	633	}
533		634
534	sub db_get($$) {	635	sub db_get($$) {
535	my $key = "$_[0]/$_[1]";	636	my $key = "$_[0]/$_[1]";
536		637
…		…
634		735
635	#############################################################################	736	#############################################################################
636		737
637	=head2 ATTACHABLE OBJECTS	738	=head2 ATTACHABLE OBJECTS
638		739
639	Many objects in crossfire are so-called attachable objects. That means you can	740	Many objects in deliantra are so-called attachable objects. That means you can
640	attach callbacks/event handlers (a collection of which is called an "attachment")	741	attach callbacks/event handlers (a collection of which is called an "attachment")
641	to it. All such attachable objects support the following methods.	742	to it. All such attachable objects support the following methods.
642		743
643	In the following description, CLASS can be any of C<global>, C<object>	744	In the following description, CLASS can be any of C<global>, C<object>
644	C<player>, C<client> or C<map> (i.e. the attachable objects in	745	C<player>, C<client> or C<map> (i.e. the attachable objects in
645	Crossfire TRT).	746	Deliantra).
646		747
647	=over 4	748	=over 4
648		749
649	=item $attachable->attach ($attachment, key => $value...)	750	=item $attachable->attach ($attachment, key => $value...)
650		751
…		…
694	=item cf::CLASS::attachment $name, ...	795	=item cf::CLASS::attachment $name, ...
695		796
696	Register an attachment by C<$name> through which attachable objects of the	797	Register an attachment by C<$name> through which attachable objects of the
697	given CLASS can refer to this attachment.	798	given CLASS can refer to this attachment.
698		799
699	Some classes such as crossfire maps and objects can specify attachments	800	Some classes such as deliantra maps and objects can specify attachments
700	that are attached at load/instantiate time, thus the need for a name.	801	that are attached at load/instantiate time, thus the need for a name.
701		802
702	These calls expect any number of the following handler/hook descriptions:	803	These calls expect any number of the following handler/hook descriptions:
703		804
704	=over 4	805	=over 4
…		…
932	}	1033	}
933		1034
934	0	1035	0
935	}	1036	}
936		1037
937	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1038	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
938		1039
939	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1040	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
940		1041
941	Generate an object-specific event with the given arguments.	1042	Generate an object-specific event with the given arguments.
942		1043
…		…
948		1049
949	=cut	1050	=cut
950		1051
951	#############################################################################	1052	#############################################################################
952	# object support	1053	# object support
953	#
954		1054
		1055	sub _object_equal($$);
		1056	sub _object_equal($$) {
		1057	my ($a, $b) = @_;
		1058
		1059	return 0 unless (ref $a) eq (ref $b);
		1060
		1061	if ("HASH" eq ref $a) {
		1062	my @ka = keys %$a;
		1063	my @kb = keys %$b;
		1064
		1065	return 0 if @ka != @kb;
		1066
		1067	for (0 .. $#ka) {
		1068	return 0 unless $ka[$_] eq $kb[$_];
		1069	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1070	}
		1071
		1072	} elsif ("ARRAY" eq ref $a) {
		1073
		1074	return 0 if @$a != @$b;
		1075
		1076	for (0 .. $#$a) {
		1077	return 0 unless _object_equal $a->[$_], $b->[$_];
		1078	}
		1079
		1080	} elsif ($a ne $b) {
		1081	return 0;
		1082	}
		1083
		1084	1
		1085	}
		1086
		1087	our $SLOW_MERGES;#d#
955	sub _can_merge {	1088	sub _can_merge {
956	my ($ob1, $ob2) = @_;	1089	my ($ob1, $ob2) = @_;
957		1090
958	local $Storable::canonical = 1;	1091	++$SLOW_MERGES;#d#
959	my $fob1 = Storable::freeze $ob1;
960	my $fob2 = Storable::freeze $ob2;
961		1092
962	$fob1 eq $fob2	1093	# we do the slow way here
		1094	return _object_equal $ob1, $ob2
963	}	1095	}
964		1096
965	sub reattach {	1097	sub reattach {
966	# basically do the same as instantiate, without calling instantiate	1098	# basically do the same as instantiate, without calling instantiate
967	my ($obj) = @_;	1099	my ($obj) = @_;
968		1100
		1101	# no longer needed after getting rid of delete_package?
969	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1102	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
970		1103
971	my $registry = $obj->registry;	1104	my $registry = $obj->registry;
972		1105
973	@$registry = ();	1106	@$registry = ();
974		1107
…		…
989	cf::attachable->attach (	1122	cf::attachable->attach (
990	prio => -1000000,	1123	prio => -1000000,
991	on_instantiate => sub {	1124	on_instantiate => sub {
992	my ($obj, $data) = @_;	1125	my ($obj, $data) = @_;
993		1126
994	$data = from_json $data;	1127	$data = decode_json $data;
995		1128
996	for (@$data) {	1129	for (@$data) {
997	my ($name, $args) = @$_;	1130	my ($name, $args) = @$_;
998		1131
999	$obj->attach ($name, %{$args || {} });	1132	$obj->attach ($name, %{$args || {} });
…		…
1013	);	1146	);
1014		1147
1015	sub object_freezer_save {	1148	sub object_freezer_save {
1016	my ($filename, $rdata, $objs) = @_;	1149	my ($filename, $rdata, $objs) = @_;
1017		1150
1018	my $guard = cf::lock_acquire "io";
1019
1020	sync_job {	1151	sync_job {
1021	if (length $$rdata) {	1152	if (length $$rdata) {
		1153	utf8::decode (my $decname = $filename);
1022	warn sprintf "saving %s (%d,%d)\n",	1154	warn sprintf "saving %s (%d,%d)\n",
1023	$filename, length $$rdata, scalar @$objs;	1155	$decname, length $$rdata, scalar @$objs;
1024		1156
1025	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1157	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1026	chmod SAVE_MODE, $fh;	1158	aio_chmod $fh, SAVE_MODE;
1027	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1159	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1028	aio_fsync $fh if $cf::USE_FSYNC;	1160	if ($cf::USE_FSYNC) {
		1161	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;
		1162	aio_fsync $fh;
		1163	}
1029	close $fh;	1164	aio_close $fh;
1030		1165
1031	if (@$objs) {	1166	if (@$objs) {
1032	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1167	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1033	chmod SAVE_MODE, $fh;	1168	aio_chmod $fh, SAVE_MODE;
1034	my $data = Storable::nfreeze { version => 1, objs => $objs };	1169	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1035	aio_write $fh, 0, (length $data), $data, 0;	1170	aio_write $fh, 0, (length $data), $data, 0;
1036	aio_fsync $fh if $cf::USE_FSYNC;	1171	if ($cf::USE_FSYNC) {
		1172	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;
		1173	aio_fsync $fh;
		1174	}
1037	close $fh;	1175	aio_close $fh;
1038	aio_rename "$filename.pst~", "$filename.pst";	1176	aio_rename "$filename.pst~", "$filename.pst";
1039	}	1177	}
1040	} else {	1178	} else {
1041	aio_unlink "$filename.pst";	1179	aio_unlink "$filename.pst";
1042	}	1180	}
1043		1181
1044	aio_rename "$filename~", $filename;	1182	aio_rename "$filename~", $filename;
		1183
		1184	$filename =~ s%/[^/]+$%%;
		1185	aio_pathsync $filename if $cf::USE_FSYNC;
1045	} else {	1186	} else {
1046	warn "FATAL: $filename~: $!\n";	1187	warn "unable to save objects: $filename~: $!\n";
1047	}	1188	}
1048	} else {	1189	} else {
1049	aio_unlink $filename;	1190	aio_unlink $filename;
1050	aio_unlink "$filename.pst";	1191	aio_unlink "$filename.pst";
1051	}	1192	}
1052	};	1193	};
1053
1054	undef $guard;
1055	}	1194	}
1056		1195
1057	sub object_freezer_as_string {	1196	sub object_freezer_as_string {
1058	my ($rdata, $objs) = @_;	1197	my ($rdata, $objs) = @_;
1059		1198
…		…
1064		1203
1065	sub object_thawer_load {	1204	sub object_thawer_load {
1066	my ($filename) = @_;	1205	my ($filename) = @_;
1067		1206
1068	my ($data, $av);	1207	my ($data, $av);
1069
1070	my $guard = cf::lock_acquire "io";
1071		1208
1072	(aio_load $filename, $data) >= 0	1209	(aio_load $filename, $data) >= 0
1073	or return;	1210	or return;
1074		1211
1075	unless (aio_stat "$filename.pst") {	1212	unless (aio_stat "$filename.pst") {
1076	(aio_load "$filename.pst", $av) >= 0	1213	(aio_load "$filename.pst", $av) >= 0
1077	or return;	1214	or return;
1078		1215
1079	undef $guard;
1080	$av = eval { (Storable::thaw $av)->{objs} };	1216	my $st = eval { Coro::Storable::thaw $av };
		1217	$av = $st->{objs};
1081	}	1218	}
1082		1219
		1220	utf8::decode (my $decname = $filename);
1083	warn sprintf "loading %s (%d)\n",	1221	warn sprintf "loading %s (%d,%d)\n",
1084	$filename, length $data, scalar @{$av || []};	1222	$decname, length $data, scalar @{$av || []};
1085		1223
1086	($data, $av)	1224	($data, $av)
1087	}	1225	}
1088		1226
1089	=head2 COMMAND CALLBACKS	1227	=head2 COMMAND CALLBACKS
…		…
1145	my ($name, $cb) = @_;	1283	my ($name, $cb) = @_;
1146		1284
1147	$EXTICMD{$name} = $cb;	1285	$EXTICMD{$name} = $cb;
1148	}	1286	}
1149		1287
		1288	use File::Glob ();
		1289
1150	cf::player->attach (	1290	cf::player->attach (
1151	on_command => sub {	1291	on_command => sub {
1152	my ($pl, $name, $params) = @_;	1292	my ($pl, $name, $params) = @_;
1153		1293
1154	my $cb = $COMMAND{$name}	1294	my $cb = $COMMAND{$name}
…		…
1186		1326
1187	cf::override;	1327	cf::override;
1188	},	1328	},
1189	);	1329	);
1190		1330
		1331	# "readahead" all extensions
		1332	sub cache_extensions {
		1333	my $grp = IO::AIO::aio_group;
		1334
		1335	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1336	for (grep /\.ext$/, @{$_[0]}) {
		1337	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1338	}
		1339	};
		1340
		1341	$grp
		1342	}
		1343
1191	sub load_extensions {	1344	sub load_extensions {
1192	cf::sync_job {	1345	cf::sync_job {
1193	my %todo;	1346	my %todo;
1194		1347
1195	for my $path (<$LIBDIR/*.ext>) {	1348	for my $path (<$LIBDIR/*.ext>) {
…		…
1214		1367
1215	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1368	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1216	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1369	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1217		1370
1218	$ext{source} =	1371	$ext{source} =
1219	"package $pkg; use strict; use utf8;\n"	1372	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1220	. "#line 1 \"$path\"\n{\n"	1373	. "#line 1 \"$path\"\n{\n"
1221	. $source	1374	. $source
1222	. "\n};\n1";	1375	. "\n};\n1";
1223		1376
1224	$todo{$base} = \%ext;	1377	$todo{$base} = \%ext;
…		…
1240	my $msg = $@ ? "$v->{path}: $@\n"	1393	my $msg = $@ ? "$v->{path}: $@\n"
1241	: "$v->{base}: extension inactive.\n";	1394	: "$v->{base}: extension inactive.\n";
1242		1395
1243	if (exists $v->{meta}{mandatory}) {	1396	if (exists $v->{meta}{mandatory}) {
1244	warn $msg;	1397	warn $msg;
1245	warn "mandatory extension failed to load, exiting.\n";	1398	cf::cleanup "mandatory extension failed to load, exiting.";
1246	exit 1;
1247	}	1399	}
1248		1400
1249	warn $msg;	1401	warn $msg;
1250	}	1402	}
1251		1403
…		…
1265		1417
1266	=back	1418	=back
1267		1419
1268	=head2 CORE EXTENSIONS	1420	=head2 CORE EXTENSIONS
1269		1421
1270	Functions and methods that extend core crossfire objects.	1422	Functions and methods that extend core deliantra objects.
1271		1423
1272	=cut	1424	=cut
1273		1425
1274	package cf::player;	1426	package cf::player;
1275		1427
1276	use Coro::AIO;	1428	use Coro::AIO;
1277		1429
1278	=head3 cf::player	1430	=head3 cf::player
1279		1431
1280	=over 4	1432	=over 4
		1433
		1434	=item cf::player::num_playing
		1435
		1436	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1437
		1438	=cut
		1439
		1440	sub num_playing {
		1441	scalar grep
		1442	$_->ob->map
		1443	&& !$_->hidden
		1444	&& !$_->ob->flag (cf::FLAG_WIZ),
		1445	cf::player::list
		1446	}
1281		1447
1282	=item cf::player::find $login	1448	=item cf::player::find $login
1283		1449
1284	Returns the given player object, loading it if necessary (might block).	1450	Returns the given player object, loading it if necessary (might block).
1285		1451
…		…
1304		1470
1305	sub exists($) {	1471	sub exists($) {
1306	my ($login) = @_;	1472	my ($login) = @_;
1307		1473
1308	$cf::PLAYER{$login}	1474	$cf::PLAYER{$login}
1309	or cf::sync_job { !aio_stat path $login }	1475	or !aio_stat path $login
1310	}	1476	}
1311		1477
1312	sub find($) {	1478	sub find($) {
1313	return $cf::PLAYER{$_[0]} || do {	1479	return $cf::PLAYER{$_[0]} || do {
1314	my $login = $_[0];	1480	my $login = $_[0];
…		…
1324	aio_unlink +(playerdir $login) . "/$login.pl";	1490	aio_unlink +(playerdir $login) . "/$login.pl";
1325		1491
1326	my $f = new_from_file cf::object::thawer path $login	1492	my $f = new_from_file cf::object::thawer path $login
1327	or return;	1493	or return;
1328		1494
1329	$f->next;
1330	my $pl = cf::player::load_pl $f	1495	my $pl = cf::player::load_pl $f
1331	or return;	1496	or return;
		1497
1332	local $cf::PLAYER_LOADING{$login} = $pl;	1498	local $cf::PLAYER_LOADING{$login} = $pl;
1333	$f->resolve_delayed_derefs;	1499	$f->resolve_delayed_derefs;
1334	$cf::PLAYER{$login} = $pl	1500	$cf::PLAYER{$login} = $pl
1335	}	1501	}
1336	}	1502	}
…		…
1346		1512
1347	return if $pl->{deny_save};	1513	return if $pl->{deny_save};
1348		1514
1349	aio_mkdir playerdir $pl, 0770;	1515	aio_mkdir playerdir $pl, 0770;
1350	$pl->{last_save} = $cf::RUNTIME;	1516	$pl->{last_save} = $cf::RUNTIME;
		1517
		1518	cf::get_slot 0.01;
1351		1519
1352	$pl->save_pl ($path);	1520	$pl->save_pl ($path);
1353	cf::cede_to_tick;	1521	cf::cede_to_tick;
1354	}	1522	}
1355		1523
…		…
1387	my ($pl) = @_;	1555	my ($pl) = @_;
1388		1556
1389	my $name = $pl->ob->name;	1557	my $name = $pl->ob->name;
1390		1558
1391	$pl->{deny_save} = 1;	1559	$pl->{deny_save} = 1;
1392	$pl->password ("*"); # this should lock out the player until we nuked the dir	1560	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1393		1561
1394	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1562	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1395	$pl->deactivate;	1563	$pl->deactivate;
		1564	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1565	$pl->ob->check_score;
1396	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1566	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1397	$pl->ns->destroy if $pl->ns;	1567	$pl->ns->destroy if $pl->ns;
1398		1568
1399	my $path = playerdir $pl;	1569	my $path = playerdir $pl;
1400	my $temp = "$path~$cf::RUNTIME~deleting~";	1570	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1439		1609
1440	for my $login (@$dirs) {	1610	for my $login (@$dirs) {
1441	my $path = path $login;	1611	my $path = path $login;
1442		1612
1443	# a .pst is a dead give-away for a valid player	1613	# a .pst is a dead give-away for a valid player
1444	unless (-e "$path.pst") {	1614	# if no pst file found, open and chekc for blocked users
		1615	if (aio_stat "$path.pst") {
1445	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1616	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1446	aio_read $fh, 0, 512, my $buf, 0 or next;	1617	aio_read $fh, 0, 512, my $buf, 0 or next;
1447	$buf !~ /^password -------------$/m or next; # official not-valid tag	1618	$buf !~ /^password -------------$/m or next; # official not-valid tag
1448	}	1619	}
1449		1620
…		…
1480	}	1651	}
1481		1652
1482	\@paths	1653	\@paths
1483	}	1654	}
1484		1655
1485	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1656	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1486		1657
1487	Expand crossfire pod fragments into protocol xml.	1658	Expand deliantra pod fragments into protocol xml.
1488
1489	=cut
1490
1491	sub expand_cfpod {
1492	((my $self), (local $_)) = @_;
1493
1494	# escape & and <
1495	s/&/&amp;/g;
1496	s/(?<![BIUGHT])</&lt;/g;
1497
1498	# this is buggy, it needs to properly take care of nested <'s
1499
1500	1 while
1501	# replace B<>, I<>, U<> etc.
1502	s/B<([^\>]*)>/<b>$1<\/b>/
1503	|| s/I<([^\>]*)>/<i>$1<\/i>/
1504	|| s/U<([^\>]*)>/<u>$1<\/u>/
1505	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1506	# replace G<male|female> tags
1507	|| s{G<([^>|]*)\|([^>]*)>}{
1508	$self->gender ? $2 : $1
1509	}ge
1510	# replace H<hint text>
1511	|| s{H<([^\>]*)>}
1512	{
1513	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1514	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1515	"")
1516	[$self->{hintmode}]
1517	}ge;
1518
1519	# create single paragraphs (very hackish)
1520	s/(?<=\S)\n(?=\w)/ /g;
1521
1522	# compress some whitespace
1523	s/\s+\n/\n/g; # ws line-ends
1524	s/\n\n+/\n/g; # double lines
1525	s/^\n+//; # beginning lines
1526	s/\n+$//; # ending lines
1527
1528	$_
1529	}
1530
1531	sub hintmode {
1532	$_[0]{hintmode} = $_[1] if @_ > 1;
1533	$_[0]{hintmode}
1534	}
1535		1659
1536	=item $player->ext_reply ($msgid, @msg)	1660	=item $player->ext_reply ($msgid, @msg)
1537		1661
1538	Sends an ext reply to the player.	1662	Sends an ext reply to the player.
1539		1663
…		…
1606	our $MAX_RESET = 3600;	1730	our $MAX_RESET = 3600;
1607	our $DEFAULT_RESET = 3000;	1731	our $DEFAULT_RESET = 3000;
1608		1732
1609	sub generate_random_map {	1733	sub generate_random_map {
1610	my ($self, $rmp) = @_;	1734	my ($self, $rmp) = @_;
		1735
		1736	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1737
1611	# mit "rum" bekleckern, nicht	1738	# mit "rum" bekleckern, nicht
1612	$self->_create_random_map (	1739	$self->_create_random_map (
1613	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1740	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1614	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1741	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1615	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1742	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1737		1864
1738	# the temporary/swap location	1865	# the temporary/swap location
1739	sub save_path {	1866	sub save_path {
1740	my ($self) = @_;	1867	my ($self) = @_;
1741		1868
1742	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1869	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1743	"$TMPDIR/$path.map"	1870	"$TMPDIR/$path.map"
1744	}	1871	}
1745		1872
1746	# the unique path, undef == no special unique path	1873	# the unique path, undef == no special unique path
1747	sub uniq_path {	1874	sub uniq_path {
1748	my ($self) = @_;	1875	my ($self) = @_;
1749		1876
1750	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1877	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1751	"$UNIQUEDIR/$path"	1878	"$UNIQUEDIR/$path"
1752	}
1753
1754	# and all this just because we cannot iterate over
1755	# all maps in C++...
1756	sub change_all_map_light {
1757	my ($change) = @_;
1758
1759	$_->change_map_light ($change)
1760	for grep $_->outdoor, values %cf::MAP;
1761	}	1879	}
1762		1880
1763	sub decay_objects {	1881	sub decay_objects {
1764	my ($self) = @_;	1882	my ($self) = @_;
1765		1883
…		…
1849	sub find {	1967	sub find {
1850	my ($path, $origin) = @_;	1968	my ($path, $origin) = @_;
1851		1969
1852	$path = normalise $path, $origin && $origin->path;	1970	$path = normalise $path, $origin && $origin->path;
1853		1971
1854	cf::lock_wait "map_data:$path";#d#remove	1972	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1855	cf::lock_wait "map_find:$path";	1973	my $guard2 = cf::lock_acquire "map_find:$path";
1856		1974
1857	$cf::MAP{$path} || do {	1975	$cf::MAP{$path} || do {
1858	my $guard1 = cf::lock_acquire "map_find:$path";
1859	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1860
1861	my $map = new_from_path cf::map $path	1976	my $map = new_from_path cf::map $path
1862	or return;	1977	or return;
1863		1978
1864	$map->{last_save} = $cf::RUNTIME;	1979	$map->{last_save} = $cf::RUNTIME;
1865		1980
…		…
1867	or return;	1982	or return;
1868		1983
1869	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1984	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1870	# doing this can freeze the server in a sync job, obviously	1985	# doing this can freeze the server in a sync job, obviously
1871	#$cf::WAIT_FOR_TICK->wait;	1986	#$cf::WAIT_FOR_TICK->wait;
		1987	undef $guard2;
1872	undef $guard1;	1988	undef $guard1;
1873	undef $guard2;
1874	$map->reset;	1989	$map->reset;
1875	return find $path;	1990	return find $path;
1876	}	1991	}
1877		1992
1878	$cf::MAP{$path} = $map	1993	$cf::MAP{$path} = $map
…		…
1891		2006
1892	{	2007	{
1893	my $guard = cf::lock_acquire "map_data:$path";	2008	my $guard = cf::lock_acquire "map_data:$path";
1894		2009
1895	return unless $self->valid;	2010	return unless $self->valid;
1896	return if $self->in_memory != cf::MAP_SWAPPED;	2011	return unless $self->in_memory == cf::MAP_SWAPPED;
1897		2012
1898	$self->in_memory (cf::MAP_LOADING);	2013	$self->in_memory (cf::MAP_LOADING);
1899		2014
1900	$self->alloc;	2015	$self->alloc;
1901		2016
…		…
1905	my $f = new_from_file cf::object::thawer $self->{load_path};	2020	my $f = new_from_file cf::object::thawer $self->{load_path};
1906	$f->skip_block;	2021	$f->skip_block;
1907	$self->_load_objects ($f)	2022	$self->_load_objects ($f)
1908	or return;	2023	or return;
1909		2024
1910	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2025	$self->post_load_original
1911	if delete $self->{load_original};	2026	if delete $self->{load_original};
1912		2027
1913	if (my $uniq = $self->uniq_path) {	2028	if (my $uniq = $self->uniq_path) {
1914	utf8::encode $uniq;	2029	utf8::encode $uniq;
1915	unless (aio_stat $uniq) {	2030	unless (aio_stat $uniq) {
…		…
1933	unless ($self->{deny_activate}) {	2048	unless ($self->{deny_activate}) {
1934	$self->decay_objects;	2049	$self->decay_objects;
1935	$self->fix_auto_apply;	2050	$self->fix_auto_apply;
1936	$self->update_buttons;	2051	$self->update_buttons;
1937	cf::cede_to_tick;	2052	cf::cede_to_tick;
1938	$self->set_darkness_map;
1939	cf::cede_to_tick;
1940	$self->activate;	2053	$self->activate;
1941	}	2054	}
1942		2055
1943	$self->{last_save} = $cf::RUNTIME;	2056	$self->{last_save} = $cf::RUNTIME;
1944	$self->last_access ($cf::RUNTIME);	2057	$self->last_access ($cf::RUNTIME);
1945		2058
1946	$self->in_memory (cf::MAP_IN_MEMORY);	2059	$self->in_memory (cf::MAP_ACTIVE);
1947	}	2060	}
1948		2061
1949	$self->post_load;	2062	$self->post_load;
1950	}	2063	}
1951		2064
…		…
2009	my ($path, $origin, $load) = @_;	2122	my ($path, $origin, $load) = @_;
2010		2123
2011	$path = normalise $path, $origin && $origin->{path};	2124	$path = normalise $path, $origin && $origin->{path};
2012		2125
2013	if (my $map = $cf::MAP{$path}) {	2126	if (my $map = $cf::MAP{$path}) {
2014	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2127	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2015	}	2128	}
2016		2129
2017	$MAP_PREFETCH{$path} |= $load;	2130	$MAP_PREFETCH{$path} |= $load;
2018		2131
2019	$MAP_PREFETCHER ||= cf::async {	2132	$MAP_PREFETCHER ||= cf::async {
		2133	$Coro::current->{desc} = "map prefetcher";
		2134
2020	while (%MAP_PREFETCH) {	2135	while (%MAP_PREFETCH) {
2021	while (my ($k, $v) = each %MAP_PREFETCH) {	2136	while (my ($k, $v) = each %MAP_PREFETCH) {
2022	if (my $map = find $k) {	2137	if (my $map = find $k) {
2023	$map->load if $v;	2138	$map->load if $v;
2024	}	2139	}
…		…
2050	return if $self->{deny_save};	2165	return if $self->{deny_save};
2051		2166
2052	local $self->{last_access} = $self->last_access;#d#	2167	local $self->{last_access} = $self->last_access;#d#
2053		2168
2054	cf::async {	2169	cf::async {
		2170	$Coro::current->{desc} = "map player save";
2055	$_->contr->save for $self->players;	2171	$_->contr->save for $self->players;
2056	};	2172	};
		2173
		2174	cf::get_slot 0.02;
2057		2175
2058	if ($uniq) {	2176	if ($uniq) {
2059	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2177	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2060	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2178	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2061	} else {	2179	} else {
…		…
2070	$self->save;	2188	$self->save;
2071		2189
2072	my $lock = cf::lock_acquire "map_data:$self->{path}";	2190	my $lock = cf::lock_acquire "map_data:$self->{path}";
2073		2191
2074	return if $self->players;	2192	return if $self->players;
2075	return if $self->in_memory != cf::MAP_IN_MEMORY;	2193	return if $self->in_memory != cf::MAP_ACTIVE;
2076	return if $self->{deny_save};	2194	return if $self->{deny_save};
2077		2195
		2196	$self->in_memory (cf::MAP_SWAPPED);
		2197
2078	$self->deactivate;	2198	$self->deactivate;
		2199	$_->clear_links_to ($self) for values %cf::MAP;
2079	$self->clear;	2200	$self->clear;
2080	$self->in_memory (cf::MAP_SWAPPED);
2081	}	2201	}
2082		2202
2083	sub reset_at {	2203	sub reset_at {
2084	my ($self) = @_;	2204	my ($self) = @_;
2085		2205
…		…
2118	}	2238	}
2119		2239
2120	delete $cf::MAP{$self->path};	2240	delete $cf::MAP{$self->path};
2121		2241
2122	$self->deactivate;	2242	$self->deactivate;
		2243	$_->clear_links_to ($self) for values %cf::MAP;
2123	$self->clear;	2244	$self->clear;
2124
2125	$_->clear_links_to ($self) for values %cf::MAP;
2126		2245
2127	$self->unlink_save;	2246	$self->unlink_save;
2128	$self->destroy;	2247	$self->destroy;
2129	}	2248	}
2130		2249
…		…
2197		2316
2198	sub unique_maps() {	2317	sub unique_maps() {
2199	[	2318	[
2200	map {	2319	map {
2201	utf8::decode $_;	2320	utf8::decode $_;
2202	/\.map$/	2321	s/\.map$//; # TODO future compatibility hack
		2322	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2323	? ()
2203	? normalise $_	2324	: normalise $_
2204	: ()
2205	} @{ aio_readdir $UNIQUEDIR or [] }	2325	} @{ aio_readdir $UNIQUEDIR or [] }
2206	]	2326	]
2207	}	2327	}
2208		2328
2209	package cf;
2210
2211	=back	2329	=back
2212		2330
2213	=head3 cf::object	2331	=head3 cf::object
2214		2332
2215	=cut	2333	=cut
…		…
2218		2336
2219	=over 4	2337	=over 4
2220		2338
2221	=item $ob->inv_recursive	2339	=item $ob->inv_recursive
2222		2340
2223	Returns the inventory of the object _and_ their inventories, recursively.	2341	Returns the inventory of the object I<and> their inventories, recursively,
		2342	but I<not> the object itself.
2224		2343
2225	=cut	2344	=cut
2226		2345
2227	sub inv_recursive_;	2346	sub inv_recursive_;
2228	sub inv_recursive_ {	2347	sub inv_recursive_ {
…		…
2233	inv_recursive_ inv $_[0]	2352	inv_recursive_ inv $_[0]
2234	}	2353	}
2235		2354
2236	=item $ref = $ob->ref	2355	=item $ref = $ob->ref
2237		2356
2238	creates and returns a persistent reference to an objetc that can be stored as a string.	2357	Creates and returns a persistent reference to an object that can be stored as a string.
2239		2358
2240	=item $ob = cf::object::deref ($refstring)	2359	=item $ob = cf::object::deref ($refstring)
2241		2360
2242	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2361	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2243	even if the object actually exists. May block.	2362	even if the object actually exists. May block.
…		…
2245	=cut	2364	=cut
2246		2365
2247	sub deref {	2366	sub deref {
2248	my ($ref) = @_;	2367	my ($ref) = @_;
2249		2368
2250	# temporary compatibility#TODO#remove
2251	$ref =~ s{^<}{player/<};
2252
2253	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2369	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2254	my ($uuid, $name) = ($1, $2);	2370	my ($uuid, $name) = ($1, $2);
2255	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2371	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2256	or return;	2372	or return;
2257	$pl->ob->uuid eq $uuid	2373	$pl->ob->uuid eq $uuid
2258	or return;	2374	or return;
…		…
2278	can be C<undef>. Does the right thing when the player is currently in a	2394	can be C<undef>. Does the right thing when the player is currently in a
2279	dialogue with the given NPC character.	2395	dialogue with the given NPC character.
2280		2396
2281	=cut	2397	=cut
2282		2398
		2399	our $SAY_CHANNEL = {
		2400	id => "say",
		2401	title => "Map",
		2402	reply => "say ",
		2403	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2404	};
		2405
		2406	our $CHAT_CHANNEL = {
		2407	id => "chat",
		2408	title => "Chat",
		2409	reply => "chat ",
		2410	tooltip => "Player chat and shouts, global to the server.",
		2411	};
		2412
2283	# rough implementation of a future "reply" method that works	2413	# rough implementation of a future "reply" method that works
2284	# with dialog boxes.	2414	# with dialog boxes.
2285	#TODO: the first argument must go, split into a $npc->reply_to ( method	2415	#TODO: the first argument must go, split into a $npc->reply_to ( method
2286	sub cf::object::player::reply($$$;$) {	2416	sub cf::object::player::reply($$$;$) {
2287	my ($self, $npc, $msg, $flags) = @_;	2417	my ($self, $npc, $msg, $flags) = @_;
…		…
2298	my $dialog = $pl->{npc_dialog};	2428	my $dialog = $pl->{npc_dialog};
2299	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2429	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2300		2430
2301	} else {	2431	} else {
2302	$msg = $npc->name . " says: $msg" if $npc;	2432	$msg = $npc->name . " says: $msg" if $npc;
2303	$self->message ($msg, $flags);	2433	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2304	}	2434	}
2305	}	2435	}
2306	}	2436	}
2307		2437
2308	=item $object->send_msg ($channel, $msg, $color, [extra...])	2438	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2333		2463
2334	=item $player_object->enter_link	2464	=item $player_object->enter_link
2335		2465
2336	Freezes the player and moves him/her to a special map (C<{link}>).	2466	Freezes the player and moves him/her to a special map (C<{link}>).
2337		2467
2338	The player should be reasonably safe there for short amounts of time. You	2468	The player should be reasonably safe there for short amounts of time (e.g.
2339	I<MUST> call C<leave_link> as soon as possible, though.	2469	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2470	though, as the palyer cannot control the character while it is on the link
		2471	map.
2340		2472
2341	Will never block.	2473	Will never block.
2342		2474
2343	=item $player_object->leave_link ($map, $x, $y)	2475	=item $player_object->leave_link ($map, $x, $y)
2344		2476
…		…
2402		2534
2403	$map->load;	2535	$map->load;
2404	$map->load_neighbours;	2536	$map->load_neighbours;
2405		2537
2406	return unless $self->contr->active;	2538	return unless $self->contr->active;
2407	$self->activate_recursive;
2408		2539
2409	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2540	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2410	$self->enter_map ($map, $x, $y);	2541	$self->enter_map ($map, $x, $y);
		2542
		2543	# only activate afterwards, to support waiting in hooks
		2544	$self->activate_recursive;
2411	}	2545	}
2412		2546
2413	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2547	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2414		2548
2415	Moves the player to the given map-path and coordinates by first freezing	2549	Moves the player to the given map-path and coordinates by first freezing
2416	her, loading and preparing them map, calling the provided $check callback	2550	her, loading and preparing them map, calling the provided $check callback
2417	that has to return the map if sucecssful, and then unfreezes the player on	2551	that has to return the map if sucecssful, and then unfreezes the player on
2418	the new (success) or old (failed) map position. In either case, $done will	2552	the new (success) or old (failed) map position. In either case, $done will
2419	be called at the end of this process.	2553	be called at the end of this process.
2420		2554
		2555	Note that $check will be called with a potentially non-loaded map, so if
		2556	it needs a loaded map it has to call C<< ->load >>.
		2557
2421	=cut	2558	=cut
2422		2559
2423	our $GOTOGEN;	2560	our $GOTOGEN;
2424		2561
2425	sub cf::object::player::goto {	2562	sub cf::object::player::goto {
…		…
2429	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2566	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2430		2567
2431	$self->enter_link;	2568	$self->enter_link;
2432		2569
2433	(async {	2570	(async {
		2571	$Coro::current->{desc} = "player::goto $path $x $y";
		2572
		2573	# *tag paths override both path and x|y
		2574	if ($path =~ /^\*(.*)$/) {
		2575	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2576	my $ob = $obs[rand @obs];
		2577
		2578	# see if we actually can go there
		2579	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2580	$ob = $obs[rand @obs];
		2581	} else {
		2582	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2583	}
		2584	# else put us there anyways for now #d#
		2585
		2586	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2587	} else {
		2588	($path, $x, $y) = (undef, undef, undef);
		2589	}
		2590	}
		2591
2434	my $map = eval {	2592	my $map = eval {
2435	my $map = cf::map::find $path;	2593	my $map = defined $path ? cf::map::find $path : undef;
2436		2594
2437	if ($map) {	2595	if ($map) {
2438	$map = $map->customise_for ($self);	2596	$map = $map->customise_for ($self);
2439	$map = $check->($map) if $check && $map;	2597	$map = $check->($map) if $check && $map;
2440	} else {	2598	} else {
2441	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2599	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2442	}	2600	}
2443		2601
2444	$map	2602	$map
2445	};	2603	};
2446		2604
…		…
2482	}	2640	}
2483		2641
2484	sub prepare_random_map {	2642	sub prepare_random_map {
2485	my ($exit) = @_;	2643	my ($exit) = @_;
2486		2644
2487	my $guard = cf::lock_acquire "exit_prepare:$exit";
2488
2489	# all this does is basically replace the /! path by	2645	# all this does is basically replace the /! path by
2490	# a new random map path (?random/...) with a seed	2646	# a new random map path (?random/...) with a seed
2491	# that depends on the exit object	2647	# that depends on the exit object
2492		2648
2493	my $rmp = parse_random_map_params $exit->msg;	2649	my $rmp = parse_random_map_params $exit->msg;
…		…
2495	if ($exit->map) {	2651	if ($exit->map) {
2496	$rmp->{region} = $exit->region->name;	2652	$rmp->{region} = $exit->region->name;
2497	$rmp->{origin_map} = $exit->map->path;	2653	$rmp->{origin_map} = $exit->map->path;
2498	$rmp->{origin_x} = $exit->x;	2654	$rmp->{origin_x} = $exit->x;
2499	$rmp->{origin_y} = $exit->y;	2655	$rmp->{origin_y} = $exit->y;
		2656
		2657	$exit->map->touch;
2500	}	2658	}
2501		2659
2502	$rmp->{random_seed} ||= $exit->random_seed;	2660	$rmp->{random_seed} ||= $exit->random_seed;
2503		2661
2504	my $data = cf::to_json $rmp;	2662	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2505	my $md5 = Digest::MD5::md5_hex $data;	2663	my $md5 = Digest::MD5::md5_hex $data;
2506	my $meta = "$RANDOMDIR/$md5.meta";	2664	my $meta = "$RANDOMDIR/$md5.meta";
2507		2665
2508	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2666	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2509	aio_write $fh, 0, (length $data), $data, 0;	2667	aio_write $fh, 0, (length $data), $data, 0;
2510	undef $fh;	2668	undef $fh;
2511	aio_rename "$meta~", $meta;	2669	aio_rename "$meta~", $meta;
2512		2670
		2671	my $slaying = "?random/$md5";
		2672
		2673	if ($exit->valid) {
2513	$exit->slaying ("?random/$md5");	2674	$exit->slaying ("?random/$md5");
2514	$exit->msg (undef);	2675	$exit->msg (undef);
		2676	}
2515	}	2677	}
2516	}	2678	}
2517		2679
2518	sub cf::object::player::enter_exit {	2680	sub cf::object::player::enter_exit {
2519	my ($self, $exit) = @_;	2681	my ($self, $exit) = @_;
2520		2682
2521	return unless $self->type == cf::PLAYER;	2683	return unless $self->type == cf::PLAYER;
2522		2684
2523	if ($exit->slaying eq "/!") {
2524	#TODO: this should de-fi-ni-te-ly not be a sync-job
2525	# the problem is that $exit might not survive long enough
2526	# so it needs to be done right now, right here
2527	cf::sync_job { prepare_random_map $exit };
2528	}
2529
2530	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2531	my $hp = $exit->stats->hp;
2532	my $sp = $exit->stats->sp;
2533
2534	$self->enter_link;	2685	$self->enter_link;
2535		2686
2536	# if exit is damned, update players death & WoR home-position
2537	$self->contr->savebed ($slaying, $hp, $sp)
2538	if $exit->flag (FLAG_DAMNED);
2539
2540	(async {	2687	(async {
2541	$self->deactivate_recursive; # just to be sure	2688	$Coro::current->{desc} = "enter_exit";
		2689
2542	unless (eval {	2690	unless (eval {
		2691	$self->deactivate_recursive; # just to be sure
		2692
		2693	# random map handling
		2694	{
		2695	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2696
		2697	prepare_random_map $exit
		2698	if $exit->slaying eq "/!";
		2699	}
		2700
		2701	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2702	my $x = $exit->stats->hp;
		2703	my $y = $exit->stats->sp;
		2704
2543	$self->goto ($slaying, $hp, $sp);	2705	$self->goto ($map, $x, $y);
2544		2706
		2707	# if exit is damned, update players death & WoR home-position
		2708	$self->contr->savebed ($map, $x, $y)
		2709	if $exit->flag (cf::FLAG_DAMNED);
		2710
2545	1;	2711	1
2546	}) {	2712	}) {
2547	$self->message ("Something went wrong deep within the crossfire server. "	2713	$self->message ("Something went wrong deep within the deliantra server. "
2548	. "I'll try to bring you back to the map you were before. "	2714	. "I'll try to bring you back to the map you were before. "
2549	. "Please report this to the dungeon master!",	2715	. "Please report this to the dungeon master!",
2550	cf::NDI_UNIQUE | cf::NDI_RED);	2716	cf::NDI_UNIQUE | cf::NDI_RED);
2551		2717
2552	warn "ERROR in enter_exit: $@";	2718	warn "ERROR in enter_exit: $@";
…		…
2580	the message, with C<log> being the default. If C<$color> is negative, suppress	2746	the message, with C<log> being the default. If C<$color> is negative, suppress
2581	the message unless the client supports the msg packet.	2747	the message unless the client supports the msg packet.
2582		2748
2583	=cut	2749	=cut
2584		2750
		2751	# non-persistent channels (usually the info channel)
2585	our %CHANNEL = (	2752	our %CHANNEL = (
2586	"c/identify" => {	2753	"c/identify" => {
2587	id => "identify",	2754	id => "infobox",
2588	title => "Identify",	2755	title => "Identify",
2589	reply => undef,	2756	reply => undef,
2590	tooltip => "Items recently identified",	2757	tooltip => "Items recently identified",
2591	},	2758	},
2592	"c/examine" => {	2759	"c/examine" => {
2593	id => "examine",	2760	id => "infobox",
2594	title => "Examine",	2761	title => "Examine",
2595	reply => undef,	2762	reply => undef,
2596	tooltip => "Signs and other items you examined",	2763	tooltip => "Signs and other items you examined",
2597	},	2764	},
		2765	"c/book" => {
		2766	id => "infobox",
		2767	title => "Book",
		2768	reply => undef,
		2769	tooltip => "The contents of a note or book",
		2770	},
		2771	"c/lookat" => {
		2772	id => "infobox",
		2773	title => "Look",
		2774	reply => undef,
		2775	tooltip => "What you saw there",
		2776	},
		2777	"c/who" => {
		2778	id => "infobox",
		2779	title => "Players",
		2780	reply => undef,
		2781	tooltip => "Shows players who are currently online",
		2782	},
		2783	"c/body" => {
		2784	id => "infobox",
		2785	title => "Body Parts",
		2786	reply => undef,
		2787	tooltip => "Shows which body parts you posess and are available",
		2788	},
		2789	"c/statistics" => {
		2790	id => "infobox",
		2791	title => "Statistics",
		2792	reply => undef,
		2793	tooltip => "Shows your primary statistics",
		2794	},
		2795	"c/skills" => {
		2796	id => "infobox",
		2797	title => "Skills",
		2798	reply => undef,
		2799	tooltip => "Shows your experience per skill and item power",
		2800	},
		2801	"c/shopitems" => {
		2802	id => "infobox",
		2803	title => "Shop Items",
		2804	reply => undef,
		2805	tooltip => "Shows the items currently for sale in this shop",
		2806	},
		2807	"c/resistances" => {
		2808	id => "infobox",
		2809	title => "Resistances",
		2810	reply => undef,
		2811	tooltip => "Shows your resistances",
		2812	},
		2813	"c/pets" => {
		2814	id => "infobox",
		2815	title => "Pets",
		2816	reply => undef,
		2817	tooltip => "Shows information abotu your pets/a specific pet",
		2818	},
		2819	"c/perceiveself" => {
		2820	id => "infobox",
		2821	title => "Perceive Self",
		2822	reply => undef,
		2823	tooltip => "You gained detailed knowledge about yourself",
		2824	},
		2825	"c/uptime" => {
		2826	id => "infobox",
		2827	title => "Uptime",
		2828	reply => undef,
		2829	tooltip => "How long the server has been running since last restart",
		2830	},
		2831	"c/mapinfo" => {
		2832	id => "infobox",
		2833	title => "Map Info",
		2834	reply => undef,
		2835	tooltip => "Information related to the maps",
		2836	},
		2837	"c/party" => {
		2838	id => "party",
		2839	title => "Party",
		2840	reply => "gsay ",
		2841	tooltip => "Messages and chat related to your party",
		2842	},
		2843	"c/death" => {
		2844	id => "death",
		2845	title => "Death",
		2846	reply => undef,
		2847	tooltip => "Reason for and more info about your most recent death",
		2848	},
		2849	"c/say" => $SAY_CHANNEL,
		2850	"c/chat" => $CHAT_CHANNEL,
2598	);	2851	);
2599		2852
2600	sub cf::client::send_msg {	2853	sub cf::client::send_msg {
2601	my ($self, $channel, $msg, $color, @extra) = @_;	2854	my ($self, $channel, $msg, $color, @extra) = @_;
2602		2855
2603	$msg = $self->pl->expand_cfpod ($msg);	2856	$msg = $self->pl->expand_cfpod ($msg)
		2857	unless $color & cf::NDI_VERBATIM;
2604		2858
2605	$color &= cf::NDI_CLIENT_MASK; # just in case...	2859	$color &= cf::NDI_CLIENT_MASK; # just in case...
2606		2860
2607	# check predefined channels, for the benefit of C	2861	# check predefined channels, for the benefit of C
2608	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	2862	if ($CHANNEL{$channel}) {
		2863	$channel = $CHANNEL{$channel};
2609		2864
		2865	$self->ext_msg (channel_info => $channel);
		2866	$channel = $channel->{id};
		2867
2610	if (ref $channel) {	2868	} elsif (ref $channel) {
2611	# send meta info to client, if not yet sent	2869	# send meta info to client, if not yet sent
2612	unless (exists $self->{channel}{$channel->{id}}) {	2870	unless (exists $self->{channel}{$channel->{id}}) {
2613	$self->{channel}{$channel->{id}} = $channel;	2871	$self->{channel}{$channel->{id}} = $channel;
2614	$self->ext_msg (channel_info => $channel)	2872	$self->ext_msg (channel_info => $channel);
2615	if $self->can_msg;
2616	}	2873	}
2617		2874
2618	$channel = $channel->{id};	2875	$channel = $channel->{id};
2619	}	2876	}
2620		2877
2621	return unless @extra || length $msg;	2878	return unless @extra || length $msg;
2622		2879
2623	if ($self->can_msg) {
2624	# default colour, mask it out	2880	# default colour, mask it out
2625	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2881	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2626	if $color & cf::NDI_DEF;	2882	if $color & cf::NDI_DEF;
2627		2883
2628	$self->send_packet ("msg " . $self->{json_coder}->encode (	2884	my $pkt = "msg "
		2885	. $self->{json_coder}->encode (
2629	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2886	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2630	} else {	2887	);
2631	if ($color >= 0) {
2632	# replace some tags by gcfclient-compatible ones
2633	for ($msg) {
2634	1 while
2635	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2636	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2637	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2638	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2639	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2640	}
2641		2888
2642	$color &= cf::NDI_COLOR_MASK;	2889	# try lzf for large packets
		2890	$pkt = "lzf " . Compress::LZF::compress $pkt
		2891	if 1024 <= length $pkt and $self->{can_lzf};
2643		2892
2644	utf8::encode $msg;	2893	# split very large packets
2645		2894	if (8192 < length $pkt and $self->{can_lzf}) {
2646	if (0 && $msg =~ /\[/) {	2895	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2647	# COMMAND/INFO	2896	$pkt = "frag";
2648	$self->send_packet ("drawextinfo $color 10 8 $msg")
2649	} else {
2650	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2651	$self->send_packet ("drawinfo $color $msg")
2652	}
2653	}
2654	}	2897	}
		2898
		2899	$self->send_packet ($pkt);
2655	}	2900	}
2656		2901
2657	=item $client->ext_msg ($type, @msg)	2902	=item $client->ext_msg ($type, @msg)
2658		2903
2659	Sends an ext event to the client.	2904	Sends an ext event to the client.
…		…
2832	=pod	3077	=pod
2833		3078
2834	The following functions and methods are available within a safe environment:	3079	The following functions and methods are available within a safe environment:
2835		3080
2836	cf::object	3081	cf::object
2837	contr pay_amount pay_player map x y force_find force_add	3082	contr pay_amount pay_player map x y force_find force_add destroy
2838	insert remove name archname title slaying race decrease_ob_nr	3083	insert remove name archname title slaying race decrease split
		3084	value
2839		3085
2840	cf::object::player	3086	cf::object::player
2841	player	3087	player
2842		3088
2843	cf::player	3089	cf::player
…		…
2848		3094
2849	=cut	3095	=cut
2850		3096
2851	for (	3097	for (
2852	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3098	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2853	insert remove inv name archname title slaying race	3099	insert remove inv nrof name archname title slaying race
2854	decrease_ob_nr)],	3100	decrease split destroy change_exp value msg lore send_msg)],
2855	["cf::object::player" => qw(player)],	3101	["cf::object::player" => qw(player)],
2856	["cf::player" => qw(peaceful)],	3102	["cf::player" => qw(peaceful send_msg)],
2857	["cf::map" => qw(trigger)],	3103	["cf::map" => qw(trigger)],
2858	) {	3104	) {
2859	no strict 'refs';	3105	no strict 'refs';
2860	my ($pkg, @funs) = @$_;	3106	my ($pkg, @funs) = @$_;
2861	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3107	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2878	my ($code, %vars) = @_;	3124	my ($code, %vars) = @_;
2879		3125
2880	my $qcode = $code;	3126	my $qcode = $code;
2881	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3127	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2882	$qcode =~ s/\n/\\n/g;	3128	$qcode =~ s/\n/\\n/g;
		3129
		3130	%vars = (_dummy => 0) unless %vars;
2883		3131
2884	local $_;	3132	local $_;
2885	local @safe::cf::_safe_eval_args = values %vars;	3133	local @safe::cf::_safe_eval_args = values %vars;
2886		3134
2887	my $eval =	3135	my $eval =
…		…
2964	{	3212	{
2965	my $faces = $facedata->{faceinfo};	3213	my $faces = $facedata->{faceinfo};
2966		3214
2967	while (my ($face, $info) = each %$faces) {	3215	while (my ($face, $info) = each %$faces) {
2968	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3216	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3217
2969	cf::face::set_visibility $idx, $info->{visibility};	3218	cf::face::set_visibility $idx, $info->{visibility};
2970	cf::face::set_magicmap $idx, $info->{magicmap};	3219	cf::face::set_magicmap $idx, $info->{magicmap};
2971	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3220	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2972	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3221	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2973		3222
2974	cf::cede_to_tick;	3223	cf::cede_to_tick;
2975	}	3224	}
2976		3225
2977	while (my ($face, $info) = each %$faces) {	3226	while (my ($face, $info) = each %$faces) {
2978	next unless $info->{smooth};	3227	next unless $info->{smooth};
		3228
2979	my $idx = cf::face::find $face	3229	my $idx = cf::face::find $face
2980	or next;	3230	or next;
		3231
2981	if (my $smooth = cf::face::find $info->{smooth}) {	3232	if (my $smooth = cf::face::find $info->{smooth}) {
2982	cf::face::set_smooth $idx, $smooth;	3233	cf::face::set_smooth $idx, $smooth;
2983	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3234	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2984	} else {	3235	} else {
2985	warn "smooth face '$info->{smooth}' not found for face '$face'";	3236	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3003	{	3254	{
3004	# TODO: for gcfclient pleasure, we should give resources	3255	# TODO: for gcfclient pleasure, we should give resources
3005	# that gcfclient doesn't grok a >10000 face index.	3256	# that gcfclient doesn't grok a >10000 face index.
3006	my $res = $facedata->{resource};	3257	my $res = $facedata->{resource};
3007		3258
3008	my $soundconf = delete $res->{"res/sound.conf"};
3009
3010	while (my ($name, $info) = each %$res) {	3259	while (my ($name, $info) = each %$res) {
		3260	if (defined $info->{type}) {
3011	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3261	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3012	my $data;	3262	my $data;
3013		3263
3014	if ($info->{type} & 1) {	3264	if ($info->{type} & 1) {
3015	# prepend meta info	3265	# prepend meta info
3016		3266
3017	my $meta = $enc->encode ({	3267	my $meta = $enc->encode ({
3018	name => $name,	3268	name => $name,
3019	%{ $info->{meta} || {} },	3269	%{ $info->{meta} || {} },
3020	});	3270	});
3021		3271
3022	$data = pack "(w/a*)*", $meta, $info->{data};	3272	$data = pack "(w/a*)*", $meta, $info->{data};
		3273	} else {
		3274	$data = $info->{data};
		3275	}
		3276
		3277	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3278	cf::face::set_type $idx, $info->{type};
3023	} else {	3279	} else {
3024	$data = $info->{data};	3280	$RESOURCE{$name} = $info;
3025	}	3281	}
3026		3282
3027	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3028	cf::face::set_type $idx, $info->{type};
3029
3030	cf::cede_to_tick;	3283	cf::cede_to_tick;
3031	}	3284	}
3032
3033	if ($soundconf) {
3034	$soundconf = $enc->decode (delete $soundconf->{data});
3035
3036	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3037	my $sound = $soundconf->{compat}[$_]
3038	or next;
3039
3040	my $face = cf::face::find "sound/$sound->[1]";
3041	cf::sound::set $sound->[0] => $face;
3042	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3043	}
3044
3045	while (my ($k, $v) = each %{$soundconf->{event}}) {
3046	my $face = cf::face::find "sound/$v";
3047	cf::sound::set $k => $face;
3048	}
3049	}
3050	}	3285	}
		3286
		3287	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3051		3288
3052	1	3289	1
3053	}	3290	}
		3291
		3292	cf::global->attach (on_resource_update => sub {
		3293	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3294	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3295
		3296	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3297	my $sound = $soundconf->{compat}[$_]
		3298	or next;
		3299
		3300	my $face = cf::face::find "sound/$sound->[1]";
		3301	cf::sound::set $sound->[0] => $face;
		3302	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3303	}
		3304
		3305	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3306	my $face = cf::face::find "sound/$v";
		3307	cf::sound::set $k => $face;
		3308	}
		3309	}
		3310	});
3054		3311
3055	register_exticmd fx_want => sub {	3312	register_exticmd fx_want => sub {
3056	my ($ns, $want) = @_;	3313	my ($ns, $want) = @_;
3057		3314
3058	while (my ($k, $v) = each %$want) {	3315	while (my ($k, $v) = each %$want) {
3059	$ns->fx_want ($k, $v);	3316	$ns->fx_want ($k, $v);
3060	}	3317	}
3061	};	3318	};
		3319
		3320	sub load_resource_file($) {
		3321	my $guard = lock_acquire "load_resource_file";
		3322
		3323	my $status = load_resource_file_ $_[0];
		3324	get_slot 0.1, 100;
		3325	cf::arch::commit_load;
		3326
		3327	$status
		3328	}
3062		3329
3063	sub reload_regions {	3330	sub reload_regions {
3064	# HACK to clear player env face cache, we need some signal framework	3331	# HACK to clear player env face cache, we need some signal framework
3065	# for this (global event?)	3332	# for this (global event?)
3066	%ext::player_env::MUSIC_FACE_CACHE = ();	3333	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3080	}	3347	}
3081		3348
3082	sub reload_archetypes {	3349	sub reload_archetypes {
3083	load_resource_file "$DATADIR/archetypes"	3350	load_resource_file "$DATADIR/archetypes"
3084	or die "unable to load archetypes\n";	3351	or die "unable to load archetypes\n";
3085	#d# NEED to laod twice to resolve forward references
3086	# this really needs to be done in an extra post-pass
3087	# (which needs to be synchronous, so solve it differently)
3088	load_resource_file "$DATADIR/archetypes"
3089	or die "unable to load archetypes\n";
3090	}	3352	}
3091		3353
3092	sub reload_treasures {	3354	sub reload_treasures {
3093	load_resource_file "$DATADIR/treasures"	3355	load_resource_file "$DATADIR/treasures"
3094	or die "unable to load treasurelists\n";	3356	or die "unable to load treasurelists\n";
3095	}	3357	}
3096		3358
3097	sub reload_resources {	3359	sub reload_resources {
3098	warn "reloading resource files...\n";	3360	warn "reloading resource files...\n";
3099		3361
		3362	reload_facedata;
		3363	reload_archetypes;
3100	reload_regions;	3364	reload_regions;
3101	reload_facedata;
3102	#reload_archetypes;#d#
3103	reload_archetypes;
3104	reload_treasures;	3365	reload_treasures;
3105		3366
3106	warn "finished reloading resource files\n";	3367	warn "finished reloading resource files\n";
3107	}
3108
3109	sub init {
3110	reload_resources;
3111	}	3368	}
3112		3369
3113	sub reload_config {	3370	sub reload_config {
3114	open my $fh, "<:utf8", "$CONFDIR/config"	3371	open my $fh, "<:utf8", "$CONFDIR/config"
3115	or return;	3372	or return;
3116		3373
3117	local $/;	3374	local $/;
3118	*CFG = YAML::Syck::Load <$fh>;	3375	*CFG = YAML::Load <$fh>;
3119		3376
3120	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3377	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3121		3378
3122	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3379	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3123	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3380	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3129	};	3386	};
3130	warn $@ if $@;	3387	warn $@ if $@;
3131	}	3388	}
3132	}	3389	}
3133		3390
		3391	sub pidfile() {
		3392	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3393	or die "$PIDFILE: $!";
		3394	flock $fh, &Fcntl::LOCK_EX
		3395	or die "$PIDFILE: flock: $!";
		3396	$fh
		3397	}
		3398
		3399	# make sure only one server instance is running at any one time
		3400	sub atomic {
		3401	my $fh = pidfile;
		3402
		3403	my $pid = <$fh>;
		3404	kill 9, $pid if $pid > 0;
		3405
		3406	seek $fh, 0, 0;
		3407	print $fh $$;
		3408	}
		3409
		3410	sub main_loop {
		3411	warn "EV::loop starting\n";
		3412	if (1) {
		3413	EV::loop;
		3414	}
		3415	warn "EV::loop returned\n";
		3416	goto &main_loop unless $REALLY_UNLOOP;
		3417	}
		3418
3134	sub main {	3419	sub main {
		3420	cf::init_globals; # initialise logging
		3421
		3422	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3423	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3424	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3425	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3426
		3427	cf::init_experience;
		3428	cf::init_anim;
		3429	cf::init_attackmess;
		3430	cf::init_dynamic;
		3431
		3432	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3433
3135	# we must not ever block the main coroutine	3434	# we must not ever block the main coroutine
3136	local $Coro::idle = sub {	3435	local $Coro::idle = sub {
3137	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3436	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3138	(async {	3437	(async {
3139	Event::one_event;	3438	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3439	EV::loop EV::LOOP_ONESHOT;
3140	})->prio (Coro::PRIO_MAX);	3440	})->prio (Coro::PRIO_MAX);
3141	};	3441	};
3142		3442
		3443	evthread_start IO::AIO::poll_fileno;
		3444
		3445	cf::sync_job {
		3446	reload_resources;
3143	reload_config;	3447	reload_config;
3144	db_init;	3448	db_init;
		3449
		3450	cf::load_settings;
		3451	cf::load_materials;
		3452	cf::init_uuid;
		3453	cf::init_signals;
		3454	cf::init_commands;
		3455	cf::init_skills;
		3456
		3457	cf::init_beforeplay;
		3458
		3459	atomic;
		3460
3145	load_extensions;	3461	load_extensions;
3146		3462
3147	$TICK_WATCHER->start;	3463	utime time, time, $RUNTIMEFILE;
3148	Event::loop;	3464
		3465	# no (long-running) fork's whatsoever before this point(!)
		3466	use POSIX ();
		3467	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3468
		3469	(pop @POST_INIT)->(0) while @POST_INIT;
		3470	};
		3471
		3472	main_loop;
3149	}	3473	}
3150		3474
3151	#############################################################################	3475	#############################################################################
3152	# initialisation and cleanup	3476	# initialisation and cleanup
3153		3477
3154	# install some emergency cleanup handlers	3478	# install some emergency cleanup handlers
3155	BEGIN {	3479	BEGIN {
		3480	our %SIGWATCHER = ();
3156	for my $signal (qw(INT HUP TERM)) {	3481	for my $signal (qw(INT HUP TERM)) {
3157	Event->signal (	3482	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3158	reentrant => 0,
3159	data => WF_AUTOCANCEL,
3160	signal => $signal,
3161	prio => 0,
3162	cb => sub {
3163	cf::cleanup "SIG$signal";	3483	cf::cleanup "SIG$signal";
3164	},
3165	);	3484	};
3166	}	3485	}
3167	}	3486	}
3168		3487
3169	sub write_runtime {	3488	sub write_runtime_sync {
3170	my $runtime = "$LOCALDIR/runtime";
3171
3172	# first touch the runtime file to show we are still running:	3489	# first touch the runtime file to show we are still running:
3173	# the fsync below can take a very very long time.	3490	# the fsync below can take a very very long time.
3174		3491
3175	IO::AIO::aio_utime $runtime, undef, undef;	3492	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3176		3493
3177	my $guard = cf::lock_acquire "write_runtime";	3494	my $guard = cf::lock_acquire "write_runtime";
3178		3495
3179	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3496	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3180	or return;	3497	or return;
3181		3498
3182	my $value = $cf::RUNTIME + 90 + 10;	3499	my $value = $cf::RUNTIME + 90 + 10;
3183	# 10 is the runtime save interval, for a monotonic clock	3500	# 10 is the runtime save interval, for a monotonic clock
3184	# 60 allows for the watchdog to kill the server.	3501	# 60 allows for the watchdog to kill the server.
…		…
3194	aio_utime $fh, undef, undef;	3511	aio_utime $fh, undef, undef;
3195		3512
3196	close $fh	3513	close $fh
3197	or return;	3514	or return;
3198		3515
3199	aio_rename "$runtime~", $runtime	3516	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3200	and return;	3517	and return;
3201		3518
3202	warn "runtime file written.\n";	3519	warn "runtime file written.\n";
3203		3520
3204	1	3521	1
		3522	}
		3523
		3524	our $uuid_lock;
		3525	our $uuid_skip;
		3526
		3527	sub write_uuid_sync($) {
		3528	$uuid_skip ||= $_[0];
		3529
		3530	return if $uuid_lock;
		3531	local $uuid_lock = 1;
		3532
		3533	my $uuid = "$LOCALDIR/uuid";
		3534
		3535	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3536	or return;
		3537
		3538	my $value = uuid_seq uuid_cur;
		3539
		3540	unless ($value) {
		3541	warn "cowardly refusing to write zero uuid value!\n";
		3542	return;
		3543	}
		3544
		3545	my $value = uuid_str $value + $uuid_skip;
		3546	$uuid_skip = 0;
		3547
		3548	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3549	and return;
		3550
		3551	# always fsync - this file is important
		3552	aio_fsync $fh
		3553	and return;
		3554
		3555	close $fh
		3556	or return;
		3557
		3558	aio_rename "$uuid~", $uuid
		3559	and return;
		3560
		3561	warn "uuid file written ($value).\n";
		3562
		3563	1
		3564
		3565	}
		3566
		3567	sub write_uuid($$) {
		3568	my ($skip, $sync) = @_;
		3569
		3570	$sync ? write_uuid_sync $skip
		3571	: async { write_uuid_sync $skip };
3205	}	3572	}
3206		3573
3207	sub emergency_save() {	3574	sub emergency_save() {
3208	my $freeze_guard = cf::freeze_mainloop;	3575	my $freeze_guard = cf::freeze_mainloop;
3209		3576
3210	warn "enter emergency perl save\n";	3577	warn "emergency_perl_save: enter\n";
3211		3578
3212	cf::sync_job {	3579	cf::sync_job {
		3580	# this is a trade-off: we want to be very quick here, so
		3581	# save all maps without fsync, and later call a global sync
		3582	# (which in turn might be very very slow)
		3583	local $USE_FSYNC = 0;
		3584
3213	# use a peculiar iteration method to avoid tripping on perl	3585	# use a peculiar iteration method to avoid tripping on perl
3214	# refcount bugs in for. also avoids problems with players	3586	# refcount bugs in for. also avoids problems with players
3215	# and maps saved/destroyed asynchronously.	3587	# and maps saved/destroyed asynchronously.
3216	warn "begin emergency player save\n";	3588	warn "emergency_perl_save: begin player save\n";
3217	for my $login (keys %cf::PLAYER) {	3589	for my $login (keys %cf::PLAYER) {
3218	my $pl = $cf::PLAYER{$login} or next;	3590	my $pl = $cf::PLAYER{$login} or next;
3219	$pl->valid or next;	3591	$pl->valid or next;
		3592	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3220	$pl->save;	3593	$pl->save;
3221	}	3594	}
3222	warn "end emergency player save\n";	3595	warn "emergency_perl_save: end player save\n";
3223		3596
3224	warn "begin emergency map save\n";	3597	warn "emergency_perl_save: begin map save\n";
3225	for my $path (keys %cf::MAP) {	3598	for my $path (keys %cf::MAP) {
3226	my $map = $cf::MAP{$path} or next;	3599	my $map = $cf::MAP{$path} or next;
3227	$map->valid or next;	3600	$map->valid or next;
3228	$map->save;	3601	$map->save;
3229	}	3602	}
3230	warn "end emergency map save\n";	3603	warn "emergency_perl_save: end map save\n";
3231		3604
3232	warn "begin emergency database checkpoint\n";	3605	warn "emergency_perl_save: begin database checkpoint\n";
3233	BDB::db_env_txn_checkpoint $DB_ENV;	3606	BDB::db_env_txn_checkpoint $DB_ENV;
3234	warn "end emergency database checkpoint\n";	3607	warn "emergency_perl_save: end database checkpoint\n";
		3608
		3609	warn "emergency_perl_save: begin write uuid\n";
		3610	write_uuid_sync 1;
		3611	warn "emergency_perl_save: end write uuid\n";
3235	};	3612	};
3236		3613
		3614	warn "emergency_perl_save: starting sync()\n";
		3615	IO::AIO::aio_sync sub {
		3616	warn "emergency_perl_save: finished sync()\n";
		3617	};
		3618
3237	warn "leave emergency perl save\n";	3619	warn "emergency_perl_save: leave\n";
3238	}	3620	}
3239		3621
3240	sub post_cleanup {	3622	sub post_cleanup {
3241	my ($make_core) = @_;	3623	my ($make_core) = @_;
3242		3624
3243	warn Carp::longmess "post_cleanup backtrace"	3625	warn Carp::longmess "post_cleanup backtrace"
3244	if $make_core;	3626	if $make_core;
		3627
		3628	my $fh = pidfile;
		3629	unlink $PIDFILE if <$fh> == $$;
		3630	}
		3631
		3632	# a safer delete_package, copied from Symbol
		3633	sub clear_package($) {
		3634	my $pkg = shift;
		3635
		3636	# expand to full symbol table name if needed
		3637	unless ($pkg =~ /^main::.*::$/) {
		3638	$pkg = "main$pkg" if $pkg =~ /^::/;
		3639	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3640	$pkg .= '::' unless $pkg =~ /::$/;
		3641	}
		3642
		3643	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3644	my $stem_symtab = *{$stem}{HASH};
		3645
		3646	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3647	or return;
		3648
		3649	# clear all symbols
		3650	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3651	for my $name (keys %$leaf_symtab) {
		3652	_gv_clear *{"$pkg$name"};
		3653	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3654	}
		3655	warn "cleared package $pkg\n";#d#
3245	}	3656	}
3246		3657
3247	sub do_reload_perl() {	3658	sub do_reload_perl() {
3248	# can/must only be called in main	3659	# can/must only be called in main
3249	if ($Coro::current != $Coro::main) {	3660	if ($Coro::current != $Coro::main) {
3250	warn "can only reload from main coroutine";	3661	warn "can only reload from main coroutine";
3251	return;	3662	return;
3252	}	3663	}
3253		3664
		3665	return if $RELOAD++;
		3666
		3667	my $t1 = EV::time;
		3668
		3669	while ($RELOAD) {
3254	warn "reloading...";	3670	warn "reloading...";
3255		3671
3256	warn "entering sync_job";	3672	warn "entering sync_job";
3257		3673
3258	cf::sync_job {	3674	cf::sync_job {
3259	cf::write_runtime; # external watchdog should not bark	3675	cf::write_runtime_sync; # external watchdog should not bark
3260	cf::emergency_save;	3676	cf::emergency_save;
3261	cf::write_runtime; # external watchdog should not bark	3677	cf::write_runtime_sync; # external watchdog should not bark
3262		3678
3263	warn "syncing database to disk";	3679	warn "syncing database to disk";
3264	BDB::db_env_txn_checkpoint $DB_ENV;	3680	BDB::db_env_txn_checkpoint $DB_ENV;
3265		3681
3266	# if anything goes wrong in here, we should simply crash as we already saved	3682	# if anything goes wrong in here, we should simply crash as we already saved
3267		3683
3268	warn "cancelling all WF_AUTOCANCEL watchers";
3269	for (Event::all_watchers) {
3270	$_->cancel if $_->data & WF_AUTOCANCEL;
3271	}
3272
3273	warn "flushing outstanding aio requests";	3684	warn "flushing outstanding aio requests";
3274	for (;;) {
3275	BDB::flush;
3276	IO::AIO::flush;
3277	Coro::cede;
3278	last unless IO::AIO::nreqs || BDB::nreqs;	3685	while (IO::AIO::nreqs || BDB::nreqs) {
3279	warn "iterate...";	3686	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3280	}
3281
3282	++$RELOAD;
3283
3284	warn "cancelling all extension coros";
3285	$_->cancel for values %EXT_CORO;
3286	%EXT_CORO = ();
3287
3288	warn "removing commands";
3289	%COMMAND = ();
3290
3291	warn "removing ext/exti commands";
3292	%EXTCMD = ();
3293	%EXTICMD = ();
3294
3295	warn "unloading/nuking all extensions";
3296	for my $pkg (@EXTS) {
3297	warn "... unloading $pkg";
3298
3299	if (my $cb = $pkg->can ("unload")) {
3300	eval {
3301	$cb->($pkg);
3302	1
3303	} or warn "$pkg unloaded, but with errors: $@";
3304	}	3687	}
3305		3688
3306	warn "... nuking $pkg";	3689	warn "cancelling all extension coros";
3307	Symbol::delete_package $pkg;	3690	$_->cancel for values %EXT_CORO;
3308	}	3691	%EXT_CORO = ();
3309		3692
3310	warn "unloading all perl modules loaded from $LIBDIR";	3693	warn "removing commands";
3311	while (my ($k, $v) = each %INC) {	3694	%COMMAND = ();
3312	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3313		3695
		3696	warn "removing ext/exti commands";
		3697	%EXTCMD = ();
		3698	%EXTICMD = ();
		3699
		3700	warn "unloading/nuking all extensions";
		3701	for my $pkg (@EXTS) {
3314	warn "... unloading $k";	3702	warn "... unloading $pkg";
3315	delete $INC{$k};
3316		3703
3317	$k =~ s/\.pm$//;
3318	$k =~ s/\//::/g;
3319
3320	if (my $cb = $k->can ("unload_module")) {	3704	if (my $cb = $pkg->can ("unload")) {
		3705	eval {
3321	$cb->();	3706	$cb->($pkg);
		3707	1
		3708	} or warn "$pkg unloaded, but with errors: $@";
		3709	}
		3710
		3711	warn "... clearing $pkg";
		3712	clear_package $pkg;
3322	}	3713	}
3323		3714
3324	Symbol::delete_package $k;	3715	warn "unloading all perl modules loaded from $LIBDIR";
		3716	while (my ($k, $v) = each %INC) {
		3717	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3718
		3719	warn "... unloading $k";
		3720	delete $INC{$k};
		3721
		3722	$k =~ s/\.pm$//;
		3723	$k =~ s/\//::/g;
		3724
		3725	if (my $cb = $k->can ("unload_module")) {
		3726	$cb->();
		3727	}
		3728
		3729	clear_package $k;
3325	}	3730	}
3326		3731
3327	warn "getting rid of safe::, as good as possible";	3732	warn "getting rid of safe::, as good as possible";
3328	Symbol::delete_package "safe::$_"	3733	clear_package "safe::$_"
3329	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3734	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3330		3735
3331	warn "unloading cf.pm \"a bit\"";	3736	warn "unloading cf.pm \"a bit\"";
3332	delete $INC{"cf.pm"};	3737	delete $INC{"cf.pm"};
3333	delete $INC{"cf/pod.pm"};	3738	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3334		3739
3335	# don't, removes xs symbols, too,	3740	# don't, removes xs symbols, too,
3336	# and global variables created in xs	3741	# and global variables created in xs
3337	#Symbol::delete_package __PACKAGE__;	3742	#clear_package __PACKAGE__;
3338		3743
3339	warn "unload completed, starting to reload now";	3744	warn "unload completed, starting to reload now";
3340		3745
3341	warn "reloading cf.pm";	3746	warn "reloading cf.pm";
3342	require cf;	3747	require cf;
3343	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3748	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3344		3749
3345	warn "loading config and database again";	3750	warn "loading config and database again";
3346	cf::reload_config;	3751	cf::reload_config;
3347		3752
3348	warn "loading extensions";	3753	warn "loading extensions";
3349	cf::load_extensions;	3754	cf::load_extensions;
3350		3755
		3756	if ($REATTACH_ON_RELOAD) {
3351	warn "reattaching attachments to objects/players";	3757	warn "reattaching attachments to objects/players";
3352	_global_reattach; # objects, sockets	3758	_global_reattach; # objects, sockets
3353	warn "reattaching attachments to maps";	3759	warn "reattaching attachments to maps";
3354	reattach $_ for values %MAP;	3760	reattach $_ for values %MAP;
3355	warn "reattaching attachments to players";	3761	warn "reattaching attachments to players";
3356	reattach $_ for values %PLAYER;	3762	reattach $_ for values %PLAYER;
		3763	}
3357		3764
		3765	warn "running post_init jobs";
		3766	(pop @POST_INIT)->(1) while @POST_INIT;
		3767
3358	warn "leaving sync_job";	3768	warn "leaving sync_job";
3359		3769
3360	1	3770	1
3361	} or do {	3771	} or do {
3362	warn $@;	3772	warn $@;
3363	warn "error while reloading, exiting.";	3773	cf::cleanup "error while reloading, exiting.";
3364	exit 1;
3365	};	3774	};
3366		3775
3367	warn "reloaded";	3776	warn "reloaded";
		3777	--$RELOAD;
		3778	}
		3779
		3780	$t1 = EV::time - $t1;
		3781	warn "reload completed in ${t1}s\n";
3368	};	3782	};
3369		3783
3370	our $RELOAD_WATCHER; # used only during reload	3784	our $RELOAD_WATCHER; # used only during reload
3371		3785
3372	sub reload_perl() {	3786	sub reload_perl() {
3373	# doing reload synchronously and two reloads happen back-to-back,	3787	# doing reload synchronously and two reloads happen back-to-back,
3374	# coro crashes during coro_state_free->destroy here.	3788	# coro crashes during coro_state_free->destroy here.
3375		3789
3376	$RELOAD_WATCHER ||= Event->timer (	3790	$RELOAD_WATCHER ||= cf::async {
3377	reentrant => 0,	3791	Coro::AIO::aio_wait cache_extensions;
3378	after => 0,	3792
3379	data => WF_AUTOCANCEL,	3793	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3380	cb => sub {
3381	do_reload_perl;	3794	do_reload_perl;
3382	undef $RELOAD_WATCHER;	3795	undef $RELOAD_WATCHER;
3383	},	3796	};
3384	);	3797	};
3385	}	3798	}
3386		3799
3387	register_command "reload" => sub {	3800	register_command "reload" => sub {
3388	my ($who, $arg) = @_;	3801	my ($who, $arg) = @_;
3389		3802
3390	if ($who->flag (FLAG_WIZ)) {	3803	if ($who->flag (FLAG_WIZ)) {
3391	$who->message ("reloading server.");	3804	$who->message ("reloading server.");
		3805	async {
		3806	$Coro::current->{desc} = "perl_reload";
3392	async { reload_perl };	3807	reload_perl;
		3808	};
3393	}	3809	}
3394	};	3810	};
3395		3811
3396	unshift @INC, $LIBDIR;	3812	unshift @INC, $LIBDIR;
3397		3813
…		…
3399		3815
3400	our @WAIT_FOR_TICK;	3816	our @WAIT_FOR_TICK;
3401	our @WAIT_FOR_TICK_BEGIN;	3817	our @WAIT_FOR_TICK_BEGIN;
3402		3818
3403	sub wait_for_tick {	3819	sub wait_for_tick {
3404	return unless $TICK_WATCHER->is_active;
3405	return if $Coro::current == $Coro::main;	3820	return if tick_inhibit || $Coro::current == $Coro::main;
3406		3821
3407	my $signal = new Coro::Signal;	3822	my $signal = new Coro::Signal;
3408	push @WAIT_FOR_TICK, $signal;	3823	push @WAIT_FOR_TICK, $signal;
3409	$signal->wait;	3824	$signal->wait;
3410	}	3825	}
3411		3826
3412	sub wait_for_tick_begin {	3827	sub wait_for_tick_begin {
3413	return unless $TICK_WATCHER->is_active;
3414	return if $Coro::current == $Coro::main;	3828	return if tick_inhibit || $Coro::current == $Coro::main;
3415		3829
3416	my $signal = new Coro::Signal;	3830	my $signal = new Coro::Signal;
3417	push @WAIT_FOR_TICK_BEGIN, $signal;	3831	push @WAIT_FOR_TICK_BEGIN, $signal;
3418	$signal->wait;	3832	$signal->wait;
3419	}	3833	}
3420		3834
3421	my $min = 1e6;#d#	3835	sub tick {
3422	my $avg = 10;
3423	$TICK_WATCHER = Event->timer (
3424	reentrant => 0,
3425	parked => 1,
3426	prio => 0,
3427	at => $NEXT_TICK || $TICK,
3428	data => WF_AUTOCANCEL,
3429	cb => sub {
3430	if ($Coro::current != $Coro::main) {	3836	if ($Coro::current != $Coro::main) {
3431	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3837	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3432	unless ++$bug_warning > 10;	3838	unless ++$bug_warning > 10;
3433	return;	3839	return;
3434	}	3840	}
3435		3841
3436	$NOW = $tick_start = Event::time;
3437
3438	cf::server_tick; # one server iteration	3842	cf::server_tick; # one server iteration
3439		3843
3440	0 && sync_job {#d#	3844	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3441	for(1..10) {	3845	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3442	my $t = Event::time;	3846	Coro::async_pool {
3443	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3847	$Coro::current->{desc} = "runtime saver";
3444	or die;	3848	write_runtime_sync
3445		3849	or warn "ERROR: unable to write runtime file: $!";
3446	$map->width (50);
3447	$map->height (50);
3448	$map->alloc;
3449	$map->_load_objects ("/tmp/x.map", 1); #TODO: does not work
3450	my $t = Event::time - $t;
3451
3452	#next unless $t < 0.0013;#d#
3453	if ($t < $min) {
3454	$min = $t;
3455	}
3456	$avg = $avg * 0.99 + $t * 0.01;
3457	}
3458	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3459	exit 0;
3460	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3461	};	3850	};
		3851	}
3462		3852
3463	$RUNTIME += $TICK;
3464	$NEXT_TICK += $TICK;
3465
3466	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3467	$NEXT_RUNTIME_WRITE = $NOW + 10;
3468	Coro::async_pool {
3469	write_runtime
3470	or warn "ERROR: unable to write runtime file: $!";
3471	};
3472	}
3473
3474	# my $AFTER = Event::time;
3475	# warn $AFTER - $NOW;#d#
3476
3477	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3853	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3478	$sig->send;	3854	$sig->send;
3479	}	3855	}
3480	while (my $sig = shift @WAIT_FOR_TICK) {	3856	while (my $sig = shift @WAIT_FOR_TICK) {
3481	$sig->send;	3857	$sig->send;
3482	}	3858	}
3483		3859
3484	$NOW = Event::time;	3860	$LOAD = ($NOW - $TICK_START) / $TICK;
3485
3486	# if we are delayed by four ticks or more, skip them all
3487	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3488
3489	$TICK_WATCHER->at ($NEXT_TICK);
3490	$TICK_WATCHER->start;
3491
3492	$LOAD = ($NOW - $tick_start) / $TICK;
3493	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3861	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3494		3862
3495	_post_tick;	3863	if (0) {
3496		3864	if ($NEXT_TICK) {
3497		3865	my $jitter = $TICK_START - $NEXT_TICK;
		3866	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3867	warn "jitter $JITTER\n";#d#
		3868	}
3498	},	3869	}
3499	);	3870	}
3500		3871
3501	{	3872	{
3502	BDB::max_poll_time $TICK * 0.1;	3873	# configure BDB
3503	$BDB_POLL_WATCHER = Event->io (	3874
3504	reentrant => 0,
3505	fd => BDB::poll_fileno,
3506	poll => 'r',
3507	prio => 0,
3508	data => WF_AUTOCANCEL,
3509	cb => \&BDB::poll_cb,
3510	);
3511	BDB::min_parallel 8;	3875	BDB::min_parallel 8;
3512		3876	BDB::max_poll_reqs $TICK * 0.1;
3513	BDB::set_sync_prepare {	3877	$AnyEvent::BDB::WATCHER->priority (1);
3514	my $status;
3515	my $current = $Coro::current;
3516	(
3517	sub {
3518	$status = $!;
3519	$current->ready; undef $current;
3520	},
3521	sub {
3522	Coro::schedule while defined $current;
3523	$! = $status;
3524	},
3525	)
3526	};
3527		3878
3528	unless ($DB_ENV) {	3879	unless ($DB_ENV) {
3529	$DB_ENV = BDB::db_env_create;	3880	$DB_ENV = BDB::db_env_create;
		3881	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3882	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3883	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3884	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3885	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3530		3886
3531	cf::sync_job {	3887	cf::sync_job {
3532	eval {	3888	eval {
3533	BDB::db_env_open	3889	BDB::db_env_open
3534	$DB_ENV,	3890	$DB_ENV,
…		…
3536	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3892	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3537	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3893	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3538	0666;	3894	0666;
3539		3895
3540	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3896	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3541
3542	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3543	$DB_ENV->set_lk_detect;
3544	};	3897	};
3545		3898
3546	cf::cleanup "db_env_open(db): $@" if $@;	3899	cf::cleanup "db_env_open(db): $@" if $@;
3547	};	3900	};
3548	}	3901	}
		3902
		3903	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3904	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3905	};
		3906	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3907	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3908	};
		3909	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3910	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3911	};
3549	}	3912	}
3550		3913
3551	{	3914	{
		3915	# configure IO::AIO
		3916
3552	IO::AIO::min_parallel 8;	3917	IO::AIO::min_parallel 8;
3553
3554	undef $Coro::AIO::WATCHER;
3555	IO::AIO::max_poll_time $TICK * 0.1;	3918	IO::AIO::max_poll_time $TICK * 0.1;
3556	$AIO_POLL_WATCHER = Event->io (	3919	undef $AnyEvent::AIO::WATCHER;
3557	reentrant => 0,
3558	data => WF_AUTOCANCEL,
3559	fd => IO::AIO::poll_fileno,
3560	poll => 'r',
3561	prio => 6,
3562	cb => \&IO::AIO::poll_cb,
3563	);
3564	}	3920	}
3565		3921
3566	my $_log_backtrace;	3922	my $_log_backtrace;
3567		3923
3568	sub _log_backtrace {	3924	sub _log_backtrace {
…		…
3571	$msg =~ s/\n//;	3927	$msg =~ s/\n//;
3572		3928
3573	# limit the # of concurrent backtraces	3929	# limit the # of concurrent backtraces
3574	if ($_log_backtrace < 2) {	3930	if ($_log_backtrace < 2) {
3575	++$_log_backtrace;	3931	++$_log_backtrace;
		3932	my $perl_bt = Carp::longmess $msg;
3576	async {	3933	async {
		3934	$Coro::current->{desc} = "abt $msg";
		3935
3577	my @bt = fork_call {	3936	my @bt = fork_call {
3578	@addr = map { sprintf "%x", $_ } @addr;	3937	@addr = map { sprintf "%x", $_ } @addr;
3579	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3938	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3580	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3939	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3581	or die "addr2line: $!";	3940	or die "addr2line: $!";
…		…
3589	}	3948	}
3590		3949
3591	@funcs	3950	@funcs
3592	};	3951	};
3593		3952
3594	LOG llevInfo, "[ABT] $msg\n";	3953	LOG llevInfo, "[ABT] $perl_bt\n";
		3954	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3595	LOG llevInfo, "[ABT] $_\n" for @bt;	3955	LOG llevInfo, "[ABT] $_\n" for @bt;
3596	--$_log_backtrace;	3956	--$_log_backtrace;
3597	};	3957	};
3598	} else {	3958	} else {
3599	LOG llevInfo, "[ABT] $msg\n";	3959	LOG llevInfo, "[ABT] $msg\n";
3600	LOG llevInfo, "[ABT] [suppressed]\n";	3960	LOG llevInfo, "[ABT] [suppressed]\n";
3601	}	3961	}
3602	}	3962	}
3603		3963
3604	# load additional modules	3964	# load additional modules
3605	use cf::pod;	3965	require "cf/$_.pm" for @EXTRA_MODULES;
3606		3966
3607	END { cf::emergency_save }	3967	END { cf::emergency_save }
3608		3968
3609	1	3969	1
3610		3970

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