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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 1.474 by root, Thu Jul 16 21:42:56 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;
		2539	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2407	$self->activate_recursive;	2540	$self->activate_recursive;
2408		2541
2409	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2542	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2410	$self->enter_map ($map, $x, $y);	2543	$self->enter_map ($map, $x, $y);
2411	}	2544	}
…		…
2416	her, loading and preparing them map, calling the provided $check callback	2549	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	2550	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	2551	the new (success) or old (failed) map position. In either case, $done will
2419	be called at the end of this process.	2552	be called at the end of this process.
2420		2553
		2554	Note that $check will be called with a potentially non-loaded map, so if
		2555	it needs a loaded map it has to call C<< ->load >>.
		2556
2421	=cut	2557	=cut
2422		2558
2423	our $GOTOGEN;	2559	our $GOTOGEN;
2424		2560
2425	sub cf::object::player::goto {	2561	sub cf::object::player::goto {
…		…
2429	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2565	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2430		2566
2431	$self->enter_link;	2567	$self->enter_link;
2432		2568
2433	(async {	2569	(async {
		2570	$Coro::current->{desc} = "player::goto $path $x $y";
		2571
		2572	# *tag paths override both path and x|y
		2573	if ($path =~ /^\*(.*)$/) {
		2574	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2575	my $ob = $obs[rand @obs];
		2576
		2577	# see if we actually can go there
		2578	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2579	$ob = $obs[rand @obs];
		2580	} else {
		2581	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2582	}
		2583	# else put us there anyways for now #d#
		2584
		2585	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2586	} else {
		2587	($path, $x, $y) = (undef, undef, undef);
		2588	}
		2589	}
		2590
2434	my $map = eval {	2591	my $map = eval {
2435	my $map = cf::map::find $path;	2592	my $map = defined $path ? cf::map::find $path : undef;
2436		2593
2437	if ($map) {	2594	if ($map) {
2438	$map = $map->customise_for ($self);	2595	$map = $map->customise_for ($self);
2439	$map = $check->($map) if $check && $map;	2596	$map = $check->($map) if $check && $map;
2440	} else {	2597	} else {
2441	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2598	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2442	}	2599	}
2443		2600
2444	$map	2601	$map
2445	};	2602	};
2446		2603
…		…
2482	}	2639	}
2483		2640
2484	sub prepare_random_map {	2641	sub prepare_random_map {
2485	my ($exit) = @_;	2642	my ($exit) = @_;
2486		2643
2487	my $guard = cf::lock_acquire "exit_prepare:$exit";
2488
2489	# all this does is basically replace the /! path by	2644	# all this does is basically replace the /! path by
2490	# a new random map path (?random/...) with a seed	2645	# a new random map path (?random/...) with a seed
2491	# that depends on the exit object	2646	# that depends on the exit object
2492		2647
2493	my $rmp = parse_random_map_params $exit->msg;	2648	my $rmp = parse_random_map_params $exit->msg;
…		…
2495	if ($exit->map) {	2650	if ($exit->map) {
2496	$rmp->{region} = $exit->region->name;	2651	$rmp->{region} = $exit->region->name;
2497	$rmp->{origin_map} = $exit->map->path;	2652	$rmp->{origin_map} = $exit->map->path;
2498	$rmp->{origin_x} = $exit->x;	2653	$rmp->{origin_x} = $exit->x;
2499	$rmp->{origin_y} = $exit->y;	2654	$rmp->{origin_y} = $exit->y;
		2655
		2656	$exit->map->touch;
2500	}	2657	}
2501		2658
2502	$rmp->{random_seed} ||= $exit->random_seed;	2659	$rmp->{random_seed} ||= $exit->random_seed;
2503		2660
2504	my $data = cf::to_json $rmp;	2661	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2505	my $md5 = Digest::MD5::md5_hex $data;	2662	my $md5 = Digest::MD5::md5_hex $data;
2506	my $meta = "$RANDOMDIR/$md5.meta";	2663	my $meta = "$RANDOMDIR/$md5.meta";
2507		2664
2508	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2665	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2509	aio_write $fh, 0, (length $data), $data, 0;	2666	aio_write $fh, 0, (length $data), $data, 0;
2510	undef $fh;	2667	undef $fh;
2511	aio_rename "$meta~", $meta;	2668	aio_rename "$meta~", $meta;
2512		2669
		2670	my $slaying = "?random/$md5";
		2671
		2672	if ($exit->valid) {
2513	$exit->slaying ("?random/$md5");	2673	$exit->slaying ("?random/$md5");
2514	$exit->msg (undef);	2674	$exit->msg (undef);
		2675	}
2515	}	2676	}
2516	}	2677	}
2517		2678
2518	sub cf::object::player::enter_exit {	2679	sub cf::object::player::enter_exit {
2519	my ($self, $exit) = @_;	2680	my ($self, $exit) = @_;
2520		2681
2521	return unless $self->type == cf::PLAYER;	2682	return unless $self->type == cf::PLAYER;
2522		2683
2523	if ($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;	2684	$self->enter_link;
2535		2685
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 {	2686	(async {
2541	$self->deactivate_recursive; # just to be sure	2687	$Coro::current->{desc} = "enter_exit";
		2688
2542	unless (eval {	2689	unless (eval {
		2690	$self->deactivate_recursive; # just to be sure
		2691
		2692	# random map handling
		2693	{
		2694	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2695
		2696	prepare_random_map $exit
		2697	if $exit->slaying eq "/!";
		2698	}
		2699
		2700	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2701	my $x = $exit->stats->hp;
		2702	my $y = $exit->stats->sp;
		2703
2543	$self->goto ($slaying, $hp, $sp);	2704	$self->goto ($map, $x, $y);
2544		2705
		2706	# if exit is damned, update players death & WoR home-position
		2707	$self->contr->savebed ($map, $x, $y)
		2708	if $exit->flag (cf::FLAG_DAMNED);
		2709
2545	1;	2710	1
2546	}) {	2711	}) {
2547	$self->message ("Something went wrong deep within the crossfire server. "	2712	$self->message ("Something went wrong deep within the deliantra server. "
2548	. "I'll try to bring you back to the map you were before. "	2713	. "I'll try to bring you back to the map you were before. "
2549	. "Please report this to the dungeon master!",	2714	. "Please report this to the dungeon master!",
2550	cf::NDI_UNIQUE | cf::NDI_RED);	2715	cf::NDI_UNIQUE | cf::NDI_RED);
2551		2716
2552	warn "ERROR in enter_exit: $@";	2717	warn "ERROR in enter_exit: $@";
…		…
2580	the message, with C<log> being the default. If C<$color> is negative, suppress	2745	the message, with C<log> being the default. If C<$color> is negative, suppress
2581	the message unless the client supports the msg packet.	2746	the message unless the client supports the msg packet.
2582		2747
2583	=cut	2748	=cut
2584		2749
		2750	# non-persistent channels (usually the info channel)
2585	our %CHANNEL = (	2751	our %CHANNEL = (
2586	"c/identify" => {	2752	"c/identify" => {
2587	id => "identify",	2753	id => "infobox",
2588	title => "Identify",	2754	title => "Identify",
2589	reply => undef,	2755	reply => undef,
2590	tooltip => "Items recently identified",	2756	tooltip => "Items recently identified",
2591	},	2757	},
2592	"c/examine" => {	2758	"c/examine" => {
2593	id => "examine",	2759	id => "infobox",
2594	title => "Examine",	2760	title => "Examine",
2595	reply => undef,	2761	reply => undef,
2596	tooltip => "Signs and other items you examined",	2762	tooltip => "Signs and other items you examined",
2597	},	2763	},
		2764	"c/book" => {
		2765	id => "infobox",
		2766	title => "Book",
		2767	reply => undef,
		2768	tooltip => "The contents of a note or book",
		2769	},
		2770	"c/lookat" => {
		2771	id => "infobox",
		2772	title => "Look",
		2773	reply => undef,
		2774	tooltip => "What you saw there",
		2775	},
		2776	"c/who" => {
		2777	id => "infobox",
		2778	title => "Players",
		2779	reply => undef,
		2780	tooltip => "Shows players who are currently online",
		2781	},
		2782	"c/body" => {
		2783	id => "infobox",
		2784	title => "Body Parts",
		2785	reply => undef,
		2786	tooltip => "Shows which body parts you posess and are available",
		2787	},
		2788	"c/statistics" => {
		2789	id => "infobox",
		2790	title => "Statistics",
		2791	reply => undef,
		2792	tooltip => "Shows your primary statistics",
		2793	},
		2794	"c/skills" => {
		2795	id => "infobox",
		2796	title => "Skills",
		2797	reply => undef,
		2798	tooltip => "Shows your experience per skill and item power",
		2799	},
		2800	"c/shopitems" => {
		2801	id => "infobox",
		2802	title => "Shop Items",
		2803	reply => undef,
		2804	tooltip => "Shows the items currently for sale in this shop",
		2805	},
		2806	"c/resistances" => {
		2807	id => "infobox",
		2808	title => "Resistances",
		2809	reply => undef,
		2810	tooltip => "Shows your resistances",
		2811	},
		2812	"c/pets" => {
		2813	id => "infobox",
		2814	title => "Pets",
		2815	reply => undef,
		2816	tooltip => "Shows information abotu your pets/a specific pet",
		2817	},
		2818	"c/perceiveself" => {
		2819	id => "infobox",
		2820	title => "Perceive Self",
		2821	reply => undef,
		2822	tooltip => "You gained detailed knowledge about yourself",
		2823	},
		2824	"c/uptime" => {
		2825	id => "infobox",
		2826	title => "Uptime",
		2827	reply => undef,
		2828	tooltip => "How long the server has been running since last restart",
		2829	},
		2830	"c/mapinfo" => {
		2831	id => "infobox",
		2832	title => "Map Info",
		2833	reply => undef,
		2834	tooltip => "Information related to the maps",
		2835	},
		2836	"c/party" => {
		2837	id => "party",
		2838	title => "Party",
		2839	reply => "gsay ",
		2840	tooltip => "Messages and chat related to your party",
		2841	},
		2842	"c/death" => {
		2843	id => "death",
		2844	title => "Death",
		2845	reply => undef,
		2846	tooltip => "Reason for and more info about your most recent death",
		2847	},
		2848	"c/say" => $SAY_CHANNEL,
		2849	"c/chat" => $CHAT_CHANNEL,
2598	);	2850	);
2599		2851
2600	sub cf::client::send_msg {	2852	sub cf::client::send_msg {
2601	my ($self, $channel, $msg, $color, @extra) = @_;	2853	my ($self, $channel, $msg, $color, @extra) = @_;
2602		2854
2603	$msg = $self->pl->expand_cfpod ($msg);	2855	$msg = $self->pl->expand_cfpod ($msg)
		2856	unless $color & cf::NDI_VERBATIM;
2604		2857
2605	$color &= cf::NDI_CLIENT_MASK; # just in case...	2858	$color &= cf::NDI_CLIENT_MASK; # just in case...
2606		2859
2607	# check predefined channels, for the benefit of C	2860	# check predefined channels, for the benefit of C
2608	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	2861	if ($CHANNEL{$channel}) {
		2862	$channel = $CHANNEL{$channel};
2609		2863
		2864	$self->ext_msg (channel_info => $channel);
		2865	$channel = $channel->{id};
		2866
2610	if (ref $channel) {	2867	} elsif (ref $channel) {
2611	# send meta info to client, if not yet sent	2868	# send meta info to client, if not yet sent
2612	unless (exists $self->{channel}{$channel->{id}}) {	2869	unless (exists $self->{channel}{$channel->{id}}) {
2613	$self->{channel}{$channel->{id}} = $channel;	2870	$self->{channel}{$channel->{id}} = $channel;
2614	$self->ext_msg (channel_info => $channel)	2871	$self->ext_msg (channel_info => $channel);
2615	if $self->can_msg;
2616	}	2872	}
2617		2873
2618	$channel = $channel->{id};	2874	$channel = $channel->{id};
2619	}	2875	}
2620		2876
2621	return unless @extra || length $msg;	2877	return unless @extra || length $msg;
2622		2878
2623	if ($self->can_msg) {
2624	# default colour, mask it out	2879	# default colour, mask it out
2625	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2880	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2626	if $color & cf::NDI_DEF;	2881	if $color & cf::NDI_DEF;
2627		2882
2628	$self->send_packet ("msg " . $self->{json_coder}->encode (	2883	my $pkt = "msg "
		2884	. $self->{json_coder}->encode (
2629	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2885	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2630	} else {	2886	);
2631	if ($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		2887
2642	$color &= cf::NDI_COLOR_MASK;	2888	# try lzf for large packets
		2889	$pkt = "lzf " . Compress::LZF::compress $pkt
		2890	if 1024 <= length $pkt and $self->{can_lzf};
2643		2891
2644	utf8::encode $msg;	2892	# split very large packets
2645		2893	if (8192 < length $pkt and $self->{can_lzf}) {
2646	if (0 && $msg =~ /\[/) {	2894	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2647	# COMMAND/INFO	2895	$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	}	2896	}
		2897
		2898	$self->send_packet ($pkt);
2655	}	2899	}
2656		2900
2657	=item $client->ext_msg ($type, @msg)	2901	=item $client->ext_msg ($type, @msg)
2658		2902
2659	Sends an ext event to the client.	2903	Sends an ext event to the client.
…		…
2832	=pod	3076	=pod
2833		3077
2834	The following functions and methods are available within a safe environment:	3078	The following functions and methods are available within a safe environment:
2835		3079
2836	cf::object	3080	cf::object
2837	contr pay_amount pay_player map x y force_find force_add	3081	contr pay_amount pay_player map x y force_find force_add destroy
2838	insert remove name archname title slaying race decrease_ob_nr	3082	insert remove name archname title slaying race decrease split
		3083	value
2839		3084
2840	cf::object::player	3085	cf::object::player
2841	player	3086	player
2842		3087
2843	cf::player	3088	cf::player
…		…
2848		3093
2849	=cut	3094	=cut
2850		3095
2851	for (	3096	for (
2852	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3097	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2853	insert remove inv name archname title slaying race	3098	insert remove inv nrof name archname title slaying race
2854	decrease_ob_nr)],	3099	decrease split destroy change_exp value msg lore send_msg)],
2855	["cf::object::player" => qw(player)],	3100	["cf::object::player" => qw(player)],
2856	["cf::player" => qw(peaceful)],	3101	["cf::player" => qw(peaceful send_msg)],
2857	["cf::map" => qw(trigger)],	3102	["cf::map" => qw(trigger)],
2858	) {	3103	) {
2859	no strict 'refs';	3104	no strict 'refs';
2860	my ($pkg, @funs) = @$_;	3105	my ($pkg, @funs) = @$_;
2861	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3106	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2878	my ($code, %vars) = @_;	3123	my ($code, %vars) = @_;
2879		3124
2880	my $qcode = $code;	3125	my $qcode = $code;
2881	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3126	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2882	$qcode =~ s/\n/\\n/g;	3127	$qcode =~ s/\n/\\n/g;
		3128
		3129	%vars = (_dummy => 0) unless %vars;
2883		3130
2884	local $_;	3131	local $_;
2885	local @safe::cf::_safe_eval_args = values %vars;	3132	local @safe::cf::_safe_eval_args = values %vars;
2886		3133
2887	my $eval =	3134	my $eval =
…		…
2964	{	3211	{
2965	my $faces = $facedata->{faceinfo};	3212	my $faces = $facedata->{faceinfo};
2966		3213
2967	while (my ($face, $info) = each %$faces) {	3214	while (my ($face, $info) = each %$faces) {
2968	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3215	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3216
2969	cf::face::set_visibility $idx, $info->{visibility};	3217	cf::face::set_visibility $idx, $info->{visibility};
2970	cf::face::set_magicmap $idx, $info->{magicmap};	3218	cf::face::set_magicmap $idx, $info->{magicmap};
2971	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3219	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};	3220	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2973		3221
2974	cf::cede_to_tick;	3222	cf::cede_to_tick;
2975	}	3223	}
2976		3224
2977	while (my ($face, $info) = each %$faces) {	3225	while (my ($face, $info) = each %$faces) {
2978	next unless $info->{smooth};	3226	next unless $info->{smooth};
		3227
2979	my $idx = cf::face::find $face	3228	my $idx = cf::face::find $face
2980	or next;	3229	or next;
		3230
2981	if (my $smooth = cf::face::find $info->{smooth}) {	3231	if (my $smooth = cf::face::find $info->{smooth}) {
2982	cf::face::set_smooth $idx, $smooth;	3232	cf::face::set_smooth $idx, $smooth;
2983	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3233	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2984	} else {	3234	} else {
2985	warn "smooth face '$info->{smooth}' not found for face '$face'";	3235	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3003	{	3253	{
3004	# TODO: for gcfclient pleasure, we should give resources	3254	# TODO: for gcfclient pleasure, we should give resources
3005	# that gcfclient doesn't grok a >10000 face index.	3255	# that gcfclient doesn't grok a >10000 face index.
3006	my $res = $facedata->{resource};	3256	my $res = $facedata->{resource};
3007		3257
3008	my $soundconf = delete $res->{"res/sound.conf"};
3009
3010	while (my ($name, $info) = each %$res) {	3258	while (my ($name, $info) = each %$res) {
		3259	if (defined $info->{type}) {
3011	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3260	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3012	my $data;	3261	my $data;
3013		3262
3014	if ($info->{type} & 1) {	3263	if ($info->{type} & 1) {
3015	# prepend meta info	3264	# prepend meta info
3016		3265
3017	my $meta = $enc->encode ({	3266	my $meta = $enc->encode ({
3018	name => $name,	3267	name => $name,
3019	%{ $info->{meta} || {} },	3268	%{ $info->{meta} || {} },
3020	});	3269	});
3021		3270
3022	$data = pack "(w/a*)*", $meta, $info->{data};	3271	$data = pack "(w/a*)*", $meta, $info->{data};
		3272	} else {
		3273	$data = $info->{data};
		3274	}
		3275
		3276	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3277	cf::face::set_type $idx, $info->{type};
3023	} else {	3278	} else {
3024	$data = $info->{data};	3279	$RESOURCE{$name} = $info;
3025	}	3280	}
3026		3281
3027	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3028	cf::face::set_type $idx, $info->{type};
3029
3030	cf::cede_to_tick;	3282	cf::cede_to_tick;
3031	}	3283	}
3032
3033	if ($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	}	3284	}
		3285
		3286	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3051		3287
3052	1	3288	1
3053	}	3289	}
		3290
		3291	cf::global->attach (on_resource_update => sub {
		3292	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3293	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3294
		3295	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3296	my $sound = $soundconf->{compat}[$_]
		3297	or next;
		3298
		3299	my $face = cf::face::find "sound/$sound->[1]";
		3300	cf::sound::set $sound->[0] => $face;
		3301	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3302	}
		3303
		3304	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3305	my $face = cf::face::find "sound/$v";
		3306	cf::sound::set $k => $face;
		3307	}
		3308	}
		3309	});
3054		3310
3055	register_exticmd fx_want => sub {	3311	register_exticmd fx_want => sub {
3056	my ($ns, $want) = @_;	3312	my ($ns, $want) = @_;
3057		3313
3058	while (my ($k, $v) = each %$want) {	3314	while (my ($k, $v) = each %$want) {
3059	$ns->fx_want ($k, $v);	3315	$ns->fx_want ($k, $v);
3060	}	3316	}
3061	};	3317	};
		3318
		3319	sub load_resource_file($) {
		3320	my $guard = lock_acquire "load_resource_file";
		3321
		3322	my $status = load_resource_file_ $_[0];
		3323	get_slot 0.1, 100;
		3324	cf::arch::commit_load;
		3325
		3326	$status
		3327	}
3062		3328
3063	sub reload_regions {	3329	sub reload_regions {
3064	# HACK to clear player env face cache, we need some signal framework	3330	# HACK to clear player env face cache, we need some signal framework
3065	# for this (global event?)	3331	# for this (global event?)
3066	%ext::player_env::MUSIC_FACE_CACHE = ();	3332	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3080	}	3346	}
3081		3347
3082	sub reload_archetypes {	3348	sub reload_archetypes {
3083	load_resource_file "$DATADIR/archetypes"	3349	load_resource_file "$DATADIR/archetypes"
3084	or die "unable to load archetypes\n";	3350	or die "unable to load archetypes\n";
3085	#d# NEED to laod twice to resolve forward references
3086	# this really needs to be done in an extra post-pass
3087	# (which needs to be synchronous, so solve it differently)
3088	load_resource_file "$DATADIR/archetypes"
3089	or die "unable to load archetypes\n";
3090	}	3351	}
3091		3352
3092	sub reload_treasures {	3353	sub reload_treasures {
3093	load_resource_file "$DATADIR/treasures"	3354	load_resource_file "$DATADIR/treasures"
3094	or die "unable to load treasurelists\n";	3355	or die "unable to load treasurelists\n";
3095	}	3356	}
3096		3357
3097	sub reload_resources {	3358	sub reload_resources {
3098	warn "reloading resource files...\n";	3359	warn "reloading resource files...\n";
3099		3360
		3361	reload_facedata;
		3362	reload_archetypes;
3100	reload_regions;	3363	reload_regions;
3101	reload_facedata;
3102	#reload_archetypes;#d#
3103	reload_archetypes;
3104	reload_treasures;	3364	reload_treasures;
3105		3365
3106	warn "finished reloading resource files\n";	3366	warn "finished reloading resource files\n";
3107	}
3108
3109	sub init {
3110	reload_resources;
3111	}	3367	}
3112		3368
3113	sub reload_config {	3369	sub reload_config {
3114	open my $fh, "<:utf8", "$CONFDIR/config"	3370	open my $fh, "<:utf8", "$CONFDIR/config"
3115	or return;	3371	or return;
3116		3372
3117	local $/;	3373	local $/;
3118	*CFG = YAML::Syck::Load <$fh>;	3374	*CFG = YAML::Load <$fh>;
3119		3375
3120	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3376	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3121		3377
3122	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3378	$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};	3379	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3129	};	3385	};
3130	warn $@ if $@;	3386	warn $@ if $@;
3131	}	3387	}
3132	}	3388	}
3133		3389
		3390	sub pidfile() {
		3391	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3392	or die "$PIDFILE: $!";
		3393	flock $fh, &Fcntl::LOCK_EX
		3394	or die "$PIDFILE: flock: $!";
		3395	$fh
		3396	}
		3397
		3398	# make sure only one server instance is running at any one time
		3399	sub atomic {
		3400	my $fh = pidfile;
		3401
		3402	my $pid = <$fh>;
		3403	kill 9, $pid if $pid > 0;
		3404
		3405	seek $fh, 0, 0;
		3406	print $fh $$;
		3407	}
		3408
		3409	sub main_loop {
		3410	warn "EV::loop starting\n";
		3411	if (1) {
		3412	EV::loop;
		3413	}
		3414	warn "EV::loop returned\n";
		3415	goto &main_loop unless $REALLY_UNLOOP;
		3416	}
		3417
3134	sub main {	3418	sub main {
		3419	cf::init_globals; # initialise logging
		3420
		3421	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3422	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3423	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3424	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3425
		3426	cf::init_experience;
		3427	cf::init_anim;
		3428	cf::init_attackmess;
		3429	cf::init_dynamic;
		3430
		3431	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3432
3135	# we must not ever block the main coroutine	3433	# we must not ever block the main coroutine
3136	local $Coro::idle = sub {	3434	local $Coro::idle = sub {
3137	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3435	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3138	(async {	3436	(async {
3139	Event::one_event;	3437	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3438	EV::loop EV::LOOP_ONESHOT;
3140	})->prio (Coro::PRIO_MAX);	3439	})->prio (Coro::PRIO_MAX);
3141	};	3440	};
3142		3441
		3442	evthread_start IO::AIO::poll_fileno;
		3443
		3444	cf::sync_job {
		3445	reload_resources;
3143	reload_config;	3446	reload_config;
3144	db_init;	3447	db_init;
		3448
		3449	cf::load_settings;
		3450	cf::load_materials;
		3451	cf::init_uuid;
		3452	cf::init_signals;
		3453	cf::init_commands;
		3454	cf::init_skills;
		3455
		3456	cf::init_beforeplay;
		3457
		3458	atomic;
		3459
3145	load_extensions;	3460	load_extensions;
3146		3461
3147	$TICK_WATCHER->start;	3462	utime time, time, $RUNTIMEFILE;
3148	Event::loop;	3463
		3464	# no (long-running) fork's whatsoever before this point(!)
		3465	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3466
		3467	(pop @POST_INIT)->(0) while @POST_INIT;
		3468	};
		3469
		3470	main_loop;
3149	}	3471	}
3150		3472
3151	#############################################################################	3473	#############################################################################
3152	# initialisation and cleanup	3474	# initialisation and cleanup
3153		3475
3154	# install some emergency cleanup handlers	3476	# install some emergency cleanup handlers
3155	BEGIN {	3477	BEGIN {
		3478	our %SIGWATCHER = ();
3156	for my $signal (qw(INT HUP TERM)) {	3479	for my $signal (qw(INT HUP TERM)) {
3157	Event->signal (	3480	$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";	3481	cf::cleanup "SIG$signal";
3164	},
3165	);	3482	};
3166	}	3483	}
3167	}	3484	}
3168		3485
3169	sub write_runtime {	3486	sub write_runtime_sync {
3170	my $runtime = "$LOCALDIR/runtime";
3171
3172	# first touch the runtime file to show we are still running:	3487	# first touch the runtime file to show we are still running:
3173	# the fsync below can take a very very long time.	3488	# the fsync below can take a very very long time.
3174		3489
3175	IO::AIO::aio_utime $runtime, undef, undef;	3490	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3176		3491
3177	my $guard = cf::lock_acquire "write_runtime";	3492	my $guard = cf::lock_acquire "write_runtime";
3178		3493
3179	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3494	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3180	or return;	3495	or return;
3181		3496
3182	my $value = $cf::RUNTIME + 90 + 10;	3497	my $value = $cf::RUNTIME + 90 + 10;
3183	# 10 is the runtime save interval, for a monotonic clock	3498	# 10 is the runtime save interval, for a monotonic clock
3184	# 60 allows for the watchdog to kill the server.	3499	# 60 allows for the watchdog to kill the server.
…		…
3194	aio_utime $fh, undef, undef;	3509	aio_utime $fh, undef, undef;
3195		3510
3196	close $fh	3511	close $fh
3197	or return;	3512	or return;
3198		3513
3199	aio_rename "$runtime~", $runtime	3514	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3200	and return;	3515	and return;
3201		3516
3202	warn "runtime file written.\n";	3517	warn "runtime file written.\n";
3203		3518
3204	1	3519	1
		3520	}
		3521
		3522	our $uuid_lock;
		3523	our $uuid_skip;
		3524
		3525	sub write_uuid_sync($) {
		3526	$uuid_skip ||= $_[0];
		3527
		3528	return if $uuid_lock;
		3529	local $uuid_lock = 1;
		3530
		3531	my $uuid = "$LOCALDIR/uuid";
		3532
		3533	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3534	or return;
		3535
		3536	my $value = uuid_seq uuid_cur;
		3537
		3538	unless ($value) {
		3539	warn "cowardly refusing to write zero uuid value!\n";
		3540	return;
		3541	}
		3542
		3543	my $value = uuid_str $value + $uuid_skip;
		3544	$uuid_skip = 0;
		3545
		3546	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3547	and return;
		3548
		3549	# always fsync - this file is important
		3550	aio_fsync $fh
		3551	and return;
		3552
		3553	close $fh
		3554	or return;
		3555
		3556	aio_rename "$uuid~", $uuid
		3557	and return;
		3558
		3559	warn "uuid file written ($value).\n";
		3560
		3561	1
		3562
		3563	}
		3564
		3565	sub write_uuid($$) {
		3566	my ($skip, $sync) = @_;
		3567
		3568	$sync ? write_uuid_sync $skip
		3569	: async { write_uuid_sync $skip };
3205	}	3570	}
3206		3571
3207	sub emergency_save() {	3572	sub emergency_save() {
3208	my $freeze_guard = cf::freeze_mainloop;	3573	my $freeze_guard = cf::freeze_mainloop;
3209		3574
3210	warn "enter emergency perl save\n";	3575	warn "emergency_perl_save: enter\n";
3211		3576
3212	cf::sync_job {	3577	cf::sync_job {
		3578	# this is a trade-off: we want to be very quick here, so
		3579	# save all maps without fsync, and later call a global sync
		3580	# (which in turn might be very very slow)
		3581	local $USE_FSYNC = 0;
		3582
3213	# use a peculiar iteration method to avoid tripping on perl	3583	# use a peculiar iteration method to avoid tripping on perl
3214	# refcount bugs in for. also avoids problems with players	3584	# refcount bugs in for. also avoids problems with players
3215	# and maps saved/destroyed asynchronously.	3585	# and maps saved/destroyed asynchronously.
3216	warn "begin emergency player save\n";	3586	warn "emergency_perl_save: begin player save\n";
3217	for my $login (keys %cf::PLAYER) {	3587	for my $login (keys %cf::PLAYER) {
3218	my $pl = $cf::PLAYER{$login} or next;	3588	my $pl = $cf::PLAYER{$login} or next;
3219	$pl->valid or next;	3589	$pl->valid or next;
		3590	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3220	$pl->save;	3591	$pl->save;
3221	}	3592	}
3222	warn "end emergency player save\n";	3593	warn "emergency_perl_save: end player save\n";
3223		3594
3224	warn "begin emergency map save\n";	3595	warn "emergency_perl_save: begin map save\n";
3225	for my $path (keys %cf::MAP) {	3596	for my $path (keys %cf::MAP) {
3226	my $map = $cf::MAP{$path} or next;	3597	my $map = $cf::MAP{$path} or next;
3227	$map->valid or next;	3598	$map->valid or next;
3228	$map->save;	3599	$map->save;
3229	}	3600	}
3230	warn "end emergency map save\n";	3601	warn "emergency_perl_save: end map save\n";
3231		3602
3232	warn "begin emergency database checkpoint\n";	3603	warn "emergency_perl_save: begin database checkpoint\n";
3233	BDB::db_env_txn_checkpoint $DB_ENV;	3604	BDB::db_env_txn_checkpoint $DB_ENV;
3234	warn "end emergency database checkpoint\n";	3605	warn "emergency_perl_save: end database checkpoint\n";
		3606
		3607	warn "emergency_perl_save: begin write uuid\n";
		3608	write_uuid_sync 1;
		3609	warn "emergency_perl_save: end write uuid\n";
3235	};	3610	};
3236		3611
		3612	warn "emergency_perl_save: starting sync()\n";
		3613	IO::AIO::aio_sync sub {
		3614	warn "emergency_perl_save: finished sync()\n";
		3615	};
		3616
3237	warn "leave emergency perl save\n";	3617	warn "emergency_perl_save: leave\n";
3238	}	3618	}
3239		3619
3240	sub post_cleanup {	3620	sub post_cleanup {
3241	my ($make_core) = @_;	3621	my ($make_core) = @_;
3242		3622
3243	warn Carp::longmess "post_cleanup backtrace"	3623	warn Carp::longmess "post_cleanup backtrace"
3244	if $make_core;	3624	if $make_core;
		3625
		3626	my $fh = pidfile;
		3627	unlink $PIDFILE if <$fh> == $$;
		3628	}
		3629
		3630	# a safer delete_package, copied from Symbol
		3631	sub clear_package($) {
		3632	my $pkg = shift;
		3633
		3634	# expand to full symbol table name if needed
		3635	unless ($pkg =~ /^main::.*::$/) {
		3636	$pkg = "main$pkg" if $pkg =~ /^::/;
		3637	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3638	$pkg .= '::' unless $pkg =~ /::$/;
		3639	}
		3640
		3641	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3642	my $stem_symtab = *{$stem}{HASH};
		3643
		3644	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3645	or return;
		3646
		3647	# clear all symbols
		3648	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3649	for my $name (keys %$leaf_symtab) {
		3650	_gv_clear *{"$pkg$name"};
		3651	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3652	}
		3653	warn "cleared package $pkg\n";#d#
3245	}	3654	}
3246		3655
3247	sub do_reload_perl() {	3656	sub do_reload_perl() {
3248	# can/must only be called in main	3657	# can/must only be called in main
3249	if ($Coro::current != $Coro::main) {	3658	if ($Coro::current != $Coro::main) {
3250	warn "can only reload from main coroutine";	3659	warn "can only reload from main coroutine";
3251	return;	3660	return;
3252	}	3661	}
3253		3662
		3663	return if $RELOAD++;
		3664
		3665	my $t1 = EV::time;
		3666
		3667	while ($RELOAD) {
3254	warn "reloading...";	3668	warn "reloading...";
3255		3669
3256	warn "entering sync_job";	3670	warn "entering sync_job";
3257		3671
3258	cf::sync_job {	3672	cf::sync_job {
3259	cf::write_runtime; # external watchdog should not bark	3673	cf::write_runtime_sync; # external watchdog should not bark
3260	cf::emergency_save;	3674	cf::emergency_save;
3261	cf::write_runtime; # external watchdog should not bark	3675	cf::write_runtime_sync; # external watchdog should not bark
3262		3676
3263	warn "syncing database to disk";	3677	warn "syncing database to disk";
3264	BDB::db_env_txn_checkpoint $DB_ENV;	3678	BDB::db_env_txn_checkpoint $DB_ENV;
3265		3679
3266	# if anything goes wrong in here, we should simply crash as we already saved	3680	# if anything goes wrong in here, we should simply crash as we already saved
3267		3681
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";	3682	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;	3683	while (IO::AIO::nreqs || BDB::nreqs) {
3279	warn "iterate...";	3684	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	}	3685	}
3305		3686
3306	warn "... nuking $pkg";	3687	warn "cancelling all extension coros";
3307	Symbol::delete_package $pkg;	3688	$_->cancel for values %EXT_CORO;
3308	}	3689	%EXT_CORO = ();
3309		3690
3310	warn "unloading all perl modules loaded from $LIBDIR";	3691	warn "removing commands";
3311	while (my ($k, $v) = each %INC) {	3692	%COMMAND = ();
3312	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3313		3693
		3694	warn "removing ext/exti commands";
		3695	%EXTCMD = ();
		3696	%EXTICMD = ();
		3697
		3698	warn "unloading/nuking all extensions";
		3699	for my $pkg (@EXTS) {
3314	warn "... unloading $k";	3700	warn "... unloading $pkg";
3315	delete $INC{$k};
3316		3701
3317	$k =~ s/\.pm$//;
3318	$k =~ s/\//::/g;
3319
3320	if (my $cb = $k->can ("unload_module")) {	3702	if (my $cb = $pkg->can ("unload")) {
		3703	eval {
3321	$cb->();	3704	$cb->($pkg);
		3705	1
		3706	} or warn "$pkg unloaded, but with errors: $@";
		3707	}
		3708
		3709	warn "... clearing $pkg";
		3710	clear_package $pkg;
3322	}	3711	}
3323		3712
3324	Symbol::delete_package $k;	3713	warn "unloading all perl modules loaded from $LIBDIR";
		3714	while (my ($k, $v) = each %INC) {
		3715	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3716
		3717	warn "... unloading $k";
		3718	delete $INC{$k};
		3719
		3720	$k =~ s/\.pm$//;
		3721	$k =~ s/\//::/g;
		3722
		3723	if (my $cb = $k->can ("unload_module")) {
		3724	$cb->();
		3725	}
		3726
		3727	clear_package $k;
3325	}	3728	}
3326		3729
3327	warn "getting rid of safe::, as good as possible";	3730	warn "getting rid of safe::, as good as possible";
3328	Symbol::delete_package "safe::$_"	3731	clear_package "safe::$_"
3329	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3732	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3330		3733
3331	warn "unloading cf.pm \"a bit\"";	3734	warn "unloading cf.pm \"a bit\"";
3332	delete $INC{"cf.pm"};	3735	delete $INC{"cf.pm"};
3333	delete $INC{"cf/pod.pm"};	3736	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3334		3737
3335	# don't, removes xs symbols, too,	3738	# don't, removes xs symbols, too,
3336	# and global variables created in xs	3739	# and global variables created in xs
3337	#Symbol::delete_package __PACKAGE__;	3740	#clear_package __PACKAGE__;
3338		3741
3339	warn "unload completed, starting to reload now";	3742	warn "unload completed, starting to reload now";
3340		3743
3341	warn "reloading cf.pm";	3744	warn "reloading cf.pm";
3342	require cf;	3745	require cf;
3343	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3746	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3344		3747
3345	warn "loading config and database again";	3748	warn "loading config and database again";
3346	cf::reload_config;	3749	cf::reload_config;
3347		3750
3348	warn "loading extensions";	3751	warn "loading extensions";
3349	cf::load_extensions;	3752	cf::load_extensions;
3350		3753
		3754	if ($REATTACH_ON_RELOAD) {
3351	warn "reattaching attachments to objects/players";	3755	warn "reattaching attachments to objects/players";
3352	_global_reattach; # objects, sockets	3756	_global_reattach; # objects, sockets
3353	warn "reattaching attachments to maps";	3757	warn "reattaching attachments to maps";
3354	reattach $_ for values %MAP;	3758	reattach $_ for values %MAP;
3355	warn "reattaching attachments to players";	3759	warn "reattaching attachments to players";
3356	reattach $_ for values %PLAYER;	3760	reattach $_ for values %PLAYER;
		3761	}
3357		3762
		3763	warn "running post_init jobs";
		3764	(pop @POST_INIT)->(1) while @POST_INIT;
		3765
3358	warn "leaving sync_job";	3766	warn "leaving sync_job";
3359		3767
3360	1	3768	1
3361	} or do {	3769	} or do {
3362	warn $@;	3770	warn $@;
3363	warn "error while reloading, exiting.";	3771	cf::cleanup "error while reloading, exiting.";
3364	exit 1;
3365	};	3772	};
3366		3773
3367	warn "reloaded";	3774	warn "reloaded";
		3775	--$RELOAD;
		3776	}
		3777
		3778	$t1 = EV::time - $t1;
		3779	warn "reload completed in ${t1}s\n";
3368	};	3780	};
3369		3781
3370	our $RELOAD_WATCHER; # used only during reload	3782	our $RELOAD_WATCHER; # used only during reload
3371		3783
3372	sub reload_perl() {	3784	sub reload_perl() {
3373	# doing reload synchronously and two reloads happen back-to-back,	3785	# doing reload synchronously and two reloads happen back-to-back,
3374	# coro crashes during coro_state_free->destroy here.	3786	# coro crashes during coro_state_free->destroy here.
3375		3787
3376	$RELOAD_WATCHER ||= Event->timer (	3788	$RELOAD_WATCHER ||= cf::async {
3377	reentrant => 0,	3789	Coro::AIO::aio_wait cache_extensions;
3378	after => 0,	3790
3379	data => WF_AUTOCANCEL,	3791	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3380	cb => sub {
3381	do_reload_perl;	3792	do_reload_perl;
3382	undef $RELOAD_WATCHER;	3793	undef $RELOAD_WATCHER;
3383	},	3794	};
3384	);	3795	};
3385	}	3796	}
3386		3797
3387	register_command "reload" => sub {	3798	register_command "reload" => sub {
3388	my ($who, $arg) = @_;	3799	my ($who, $arg) = @_;
3389		3800
3390	if ($who->flag (FLAG_WIZ)) {	3801	if ($who->flag (FLAG_WIZ)) {
3391	$who->message ("reloading server.");	3802	$who->message ("reloading server.");
		3803	async {
		3804	$Coro::current->{desc} = "perl_reload";
3392	async { reload_perl };	3805	reload_perl;
		3806	};
3393	}	3807	}
3394	};	3808	};
3395		3809
3396	unshift @INC, $LIBDIR;	3810	unshift @INC, $LIBDIR;
3397		3811
…		…
3399		3813
3400	our @WAIT_FOR_TICK;	3814	our @WAIT_FOR_TICK;
3401	our @WAIT_FOR_TICK_BEGIN;	3815	our @WAIT_FOR_TICK_BEGIN;
3402		3816
3403	sub wait_for_tick {	3817	sub wait_for_tick {
3404	return unless $TICK_WATCHER->is_active;
3405	return if $Coro::current == $Coro::main;	3818	return if tick_inhibit || $Coro::current == $Coro::main;
3406		3819
3407	my $signal = new Coro::Signal;	3820	my $signal = new Coro::Signal;
3408	push @WAIT_FOR_TICK, $signal;	3821	push @WAIT_FOR_TICK, $signal;
3409	$signal->wait;	3822	$signal->wait;
3410	}	3823	}
3411		3824
3412	sub wait_for_tick_begin {	3825	sub wait_for_tick_begin {
3413	return unless $TICK_WATCHER->is_active;
3414	return if $Coro::current == $Coro::main;	3826	return if tick_inhibit || $Coro::current == $Coro::main;
3415		3827
3416	my $signal = new Coro::Signal;	3828	my $signal = new Coro::Signal;
3417	push @WAIT_FOR_TICK_BEGIN, $signal;	3829	push @WAIT_FOR_TICK_BEGIN, $signal;
3418	$signal->wait;	3830	$signal->wait;
3419	}	3831	}
3420		3832
3421	my $min = 1e6;#d#	3833	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) {	3834	if ($Coro::current != $Coro::main) {
3431	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3835	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3432	unless ++$bug_warning > 10;	3836	unless ++$bug_warning > 10;
3433	return;	3837	return;
3434	}	3838	}
3435		3839
3436	$NOW = $tick_start = Event::time;
3437
3438	cf::server_tick; # one server iteration	3840	cf::server_tick; # one server iteration
3439		3841
3440	0 && sync_job {#d#	3842	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3441	for(1..10) {	3843	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3442	my $t = Event::time;	3844	Coro::async_pool {
3443	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3845	$Coro::current->{desc} = "runtime saver";
3444	or die;	3846	write_runtime_sync
3445		3847	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	};	3848	};
		3849	}
3462		3850
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) {	3851	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3478	$sig->send;	3852	$sig->send;
3479	}	3853	}
3480	while (my $sig = shift @WAIT_FOR_TICK) {	3854	while (my $sig = shift @WAIT_FOR_TICK) {
3481	$sig->send;	3855	$sig->send;
3482	}	3856	}
3483		3857
3484	$NOW = Event::time;	3858	$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;	3859	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3494		3860
3495	_post_tick;	3861	if (0) {
3496		3862	if ($NEXT_TICK) {
3497		3863	my $jitter = $TICK_START - $NEXT_TICK;
		3864	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3865	warn "jitter $JITTER\n";#d#
		3866	}
3498	},	3867	}
3499	);	3868	}
3500		3869
3501	{	3870	{
3502	BDB::max_poll_time $TICK * 0.1;	3871	# configure BDB
3503	$BDB_POLL_WATCHER = Event->io (	3872
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;	3873	BDB::min_parallel 8;
3512		3874	BDB::max_poll_reqs $TICK * 0.1;
3513	BDB::set_sync_prepare {	3875	$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		3876
3528	unless ($DB_ENV) {	3877	unless ($DB_ENV) {
3529	$DB_ENV = BDB::db_env_create;	3878	$DB_ENV = BDB::db_env_create;
		3879	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3880	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3881	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3882	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3883	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3530		3884
3531	cf::sync_job {	3885	cf::sync_job {
3532	eval {	3886	eval {
3533	BDB::db_env_open	3887	BDB::db_env_open
3534	$DB_ENV,	3888	$DB_ENV,
…		…
3536	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3890	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3537	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3891	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3538	0666;	3892	0666;
3539		3893
3540	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3894	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	};	3895	};
3545		3896
3546	cf::cleanup "db_env_open(db): $@" if $@;	3897	cf::cleanup "db_env_open(db): $@" if $@;
3547	};	3898	};
3548	}	3899	}
		3900
		3901	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3902	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3903	};
		3904	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3905	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3906	};
		3907	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3908	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3909	};
3549	}	3910	}
3550		3911
3551	{	3912	{
		3913	# configure IO::AIO
		3914
3552	IO::AIO::min_parallel 8;	3915	IO::AIO::min_parallel 8;
3553
3554	undef $Coro::AIO::WATCHER;
3555	IO::AIO::max_poll_time $TICK * 0.1;	3916	IO::AIO::max_poll_time $TICK * 0.1;
3556	$AIO_POLL_WATCHER = Event->io (	3917	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	}	3918	}
3565		3919
3566	my $_log_backtrace;	3920	my $_log_backtrace;
3567		3921
3568	sub _log_backtrace {	3922	sub _log_backtrace {
…		…
3571	$msg =~ s/\n//;	3925	$msg =~ s/\n//;
3572		3926
3573	# limit the # of concurrent backtraces	3927	# limit the # of concurrent backtraces
3574	if ($_log_backtrace < 2) {	3928	if ($_log_backtrace < 2) {
3575	++$_log_backtrace;	3929	++$_log_backtrace;
		3930	my $perl_bt = Carp::longmess $msg;
3576	async {	3931	async {
		3932	$Coro::current->{desc} = "abt $msg";
		3933
3577	my @bt = fork_call {	3934	my @bt = fork_call {
3578	@addr = map { sprintf "%x", $_ } @addr;	3935	@addr = map { sprintf "%x", $_ } @addr;
3579	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3936	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3580	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3937	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3581	or die "addr2line: $!";	3938	or die "addr2line: $!";
…		…
3589	}	3946	}
3590		3947
3591	@funcs	3948	@funcs
3592	};	3949	};
3593		3950
3594	LOG llevInfo, "[ABT] $msg\n";	3951	LOG llevInfo, "[ABT] $perl_bt\n";
		3952	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3595	LOG llevInfo, "[ABT] $_\n" for @bt;	3953	LOG llevInfo, "[ABT] $_\n" for @bt;
3596	--$_log_backtrace;	3954	--$_log_backtrace;
3597	};	3955	};
3598	} else {	3956	} else {
3599	LOG llevInfo, "[ABT] $msg\n";	3957	LOG llevInfo, "[ABT] $msg\n";
3600	LOG llevInfo, "[ABT] [suppressed]\n";	3958	LOG llevInfo, "[ABT] [suppressed]\n";
3601	}	3959	}
3602	}	3960	}
3603		3961
3604	# load additional modules	3962	# load additional modules
3605	use cf::pod;	3963	require "cf/$_.pm" for @EXTRA_MODULES;
3606		3964
3607	END { cf::emergency_save }	3965	END { cf::emergency_save }
3608		3966
3609	1	3967	1
3610		3968

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