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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.354 by root, Sun Sep 2 12:26:54 2007 UTC vs.
Revision 1.471 by root, Mon Apr 27 01:38:48 2009 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify
		7	# it under the terms of the GNU General Public License as published by
		8	# the Free Software Foundation, either version 3 of the License, or
		9	# (at your option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the GNU General Public License
		17	# along with this program. If not, see <http://www.gnu.org/licenses/>.
		18	#
		19	# The authors can be reached via e-mail to <support@deliantra.net>
		20	#
		21
1	package cf;	22	package cf;
2		23
		24	use 5.10.0;
3	use utf8;	25	use utf8;
4	use strict;	26	use strict qw(vars subs);
5		27
6	use Symbol;	28	use Symbol;
7	use List::Util;	29	use List::Util;
8	use Socket;	30	use Socket;
9	use Storable;	31	use EV;
10	use Event;
11	use Opcode;	32	use Opcode;
12	use Safe;	33	use Safe;
13	use Safe::Hole;	34	use Safe::Hole;
		35	use Storable ();
14		36
		37	use Guard ();
15	use Coro 3.64 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
18	use Coro::Event;	42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
		49	use Coro::BDB 1.6;
23	use Coro::Storable;	50	use Coro::Storable;
24	use Coro::Util ();	51	use Coro::Util ();
25		52
26	use JSON::XS ();	53	use JSON::XS 2.01 ();
27	use BDB ();	54	use BDB ();
28	use Data::Dumper;	55	use Data::Dumper;
29	use Digest::MD5;	56	use Digest::MD5;
30	use Fcntl;	57	use Fcntl;
31	use YAML::Syck ();	58	use YAML ();
32	use IO::AIO 2.32 ();	59	use IO::AIO ();
33	use Time::HiRes;	60	use Time::HiRes;
34	use Compress::LZF;	61	use Compress::LZF;
35	use Digest::MD5 ();	62	use Digest::MD5 ();
		63
		64	AnyEvent::detect;
36		65
37	# configure various modules to our taste	66	# configure various modules to our taste
38	#	67	#
39	$Storable::canonical = 1; # reduce rsync transfers	68	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	69	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		70
		71	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		72
		73	# make sure c-lzf reinitialises itself
		74	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	75	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42
43	$Event::Eval = 1; # no idea why this is required, but it is
44
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		76
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	77	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		78
52	our %COMMAND = ();	79	our %COMMAND = ();
53	our %COMMAND_TIME = ();	80	our %COMMAND_TIME = ();
…		…
56	our %EXTCMD = ();	83	our %EXTCMD = ();
57	our %EXTICMD = ();	84	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	85	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	86	our %EXT_MAP = (); # pluggable maps
60		87
61	our $RELOAD; # number of reloads so far	88	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	89	our @EVENT;
63		90
64	our $CONFDIR = confdir;	91	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	92	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	93	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	94	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	95	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	96	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	97	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	98	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	99	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	100	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	101	our $BDBDIR = "$LOCALDIR/db";
		102	our $PIDFILE = "$LOCALDIR/pid";
		103	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		104
		105	our %RESOURCE;
75		106
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	107	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	108	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	109	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	110	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		111
		112	our $BDB_DEADLOCK_WATCHER;
		113	our $BDB_CHECKPOINT_WATCHER;
84	our $BDB_POLL_WATCHER;	114	our $BDB_TRICKLE_WATCHER;
85	our $DB_ENV;	115	our $DB_ENV;
		116
		117	our @EXTRA_MODULES = qw(pod mapscript);
86		118
87	our %CFG;	119	our %CFG;
88		120
89	our $UPTIME; $UPTIME ||= time;	121	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;	122	our $RUNTIME;
		123	our $NOW;
91		124
92	our %PLAYER; # all users	125	our (%PLAYER, %PLAYER_LOADING); # all users
93	our %MAP; # all maps	126	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	127	our $LINK_MAP; # the special {link} map, which is always available
95		128
96	# used to convert map paths into valid unix filenames by replacing / by ∕	129	# used to convert map paths into valid unix filenames by replacing / by ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	130	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		131
99	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	132	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100	our $LOADAVG; # same thing, but with alpha-smoothing	133	our $LOADAVG; # same thing, but with alpha-smoothing
		134	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	135	our $TICK_START; # for load detecting purposes
		136
		137	our @POST_INIT;
		138
		139	our $REATTACH_ON_RELOAD; # ste to true to force object reattach on reload (slow)
102		140
103	binmode STDOUT;	141	binmode STDOUT;
104	binmode STDERR;	142	binmode STDERR;
105		143
106	# read virtual server time, if available	144	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	145	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	146	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	147	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	148	$RUNTIME = <$fh> + 0.;
111	}	149	}
		150
		151	eval "sub TICK() { $TICK } 1" or die;
112		152
113	mkdir $_	153	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	154	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		155
116	our $EMERGENCY_POSITION;	156	our $EMERGENCY_POSITION;
…		…
159		199
160	The raw value load value from the last tick.	200	The raw value load value from the last tick.
161		201
162	=item %cf::CFG	202	=item %cf::CFG
163		203
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	204	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	205	from wherever your confdir points to.
166		206
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	207	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		208
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	209	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
187	$msg .= "\n"	227	$msg .= "\n"
188	unless $msg =~ /\n$/;	228	unless $msg =~ /\n$/;
189		229
190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	230	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191		231
192	utf8::encode $msg;
193	LOG llevError, $msg;	232	LOG llevError, $msg;
194	};	233	};
195	}	234	}
		235
		236	$Coro::State::DIEHOOK = sub {
		237	return unless $^S eq 0; # "eq", not "=="
		238
		239	if ($Coro::current == $Coro::main) {#d#
		240	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		241	return;#d#
		242	}#d#
		243
		244	# kill coroutine otherwise
		245	warn Carp::longmess $_[0];
		246	Coro::terminate
		247	};
		248
		249	$SIG{__DIE__} = sub { }; #d#?
196		250
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	251	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	252	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	253	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	254	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	261	for my $pkg (qw(
208	cf::global cf::attachable	262	cf::global cf::attachable
209	cf::object cf::object::player	263	cf::object cf::object::player
210	cf::client cf::player	264	cf::client cf::player
211	cf::arch cf::living	265	cf::arch cf::living
		266	cf::map cf::mapspace
212	cf::map cf::party cf::region	267	cf::party cf::region
213	)) {	268	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	269	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	270	}
217		271
218	$Event::DIED = sub {	272	$EV::DIED = sub {
219	warn "error in event callback: @_";	273	warn "error in event callback: @_";
220	};	274	};
221		275
222	#############################################################################	276	#############################################################################
223		277
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	300	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	301	$d
248	} || "[unable to dump $_[0]: '$@']";	302	} || "[unable to dump $_[0]: '$@']";
249	}	303	}
250		304
251	=item $ref = cf::from_json $json	305	=item $ref = cf::decode_json $json
252		306
253	Converts a JSON string into the corresponding perl data structure.	307	Converts a JSON string into the corresponding perl data structure.
254		308
255	=item $json = cf::to_json $ref	309	=item $json = cf::encode_json $ref
256		310
257	Converts a perl data structure into its JSON representation.	311	Converts a perl data structure into its JSON representation.
258		312
259	=cut	313	=cut
260		314
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	315	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		316
263	sub to_json ($) { $json_coder->encode ($_[0]) }	317	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	318	sub decode_json($) { $json_coder->decode ($_[0]) }
		319
		320	=item cf::post_init { BLOCK }
		321
		322	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		323	but I<before> the server starts ticking again.
		324
		325	The cdoeblock will have a single boolean argument to indicate whether this
		326	is a reload or not.
		327
		328	=cut
		329
		330	sub post_init(&) {
		331	push @POST_INIT, shift;
		332	}
265		333
266	=item cf::lock_wait $string	334	=item cf::lock_wait $string
267		335
268	Wait until the given lock is available. See cf::lock_acquire.	336	Wait until the given lock is available. See cf::lock_acquire.
269		337
270	=item my $lock = cf::lock_acquire $string	338	=item my $lock = cf::lock_acquire $string
271		339
272	Wait until the given lock is available and then acquires it and returns	340	Wait until the given lock is available and then acquires it and returns
273	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	341	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
274	for example when the coroutine gets canceled), the lock is automatically	342	for example when the coroutine gets canceled), the lock is automatically
275	returned.	343	returned.
276		344
277	Locks are *not* recursive, locking from the same coro twice results in a	345	Locks are *not* recursive, locking from the same coro twice results in a
278	deadlocked coro.	346	deadlocked coro.
…		…
284		352
285	Return true if the lock is currently active, i.e. somebody has locked it.	353	Return true if the lock is currently active, i.e. somebody has locked it.
286		354
287	=cut	355	=cut
288		356
289	our %LOCK;	357	our $LOCKS = new Coro::SemaphoreSet;
290		358
291	sub lock_wait($) {	359	sub lock_wait($) {
292	my ($key) = @_;	360	$LOCKS->wait ($_[0]);
293
294	# wait for lock, if any
295	while ($LOCK{$key}) {
296	push @{ $LOCK{$key} }, $Coro::current;
297	Coro::schedule;
298	}
299	}	361	}
300		362
301	sub lock_acquire($) {	363	sub lock_acquire($) {
302	my ($key) = @_;	364	$LOCKS->guard ($_[0])
303
304	# wait, to be sure we are not locked
305	lock_wait $key;
306
307	$LOCK{$key} = [];
308
309	Coro::guard {
310	# wake up all waiters, to be on the safe side
311	$_->ready for @{ delete $LOCK{$key} };
312	}
313	}	365	}
314		366
315	sub lock_active($) {	367	sub lock_active($) {
316	my ($key) = @_;	368	$LOCKS->count ($_[0]) < 1
317
318	! ! $LOCK{$key}
319	}	369	}
320		370
321	sub freeze_mainloop {	371	sub freeze_mainloop {
322	return unless $TICK_WATCHER->is_active;	372	tick_inhibit_inc;
323		373
324	my $guard = Coro::guard {	374	&Guard::guard (\&tick_inhibit_dec);
325	$TICK_WATCHER->start;	375	}
326	};	376
327	$TICK_WATCHER->stop;	377	=item cf::periodic $interval, $cb
328	$guard	378
		379	Like EV::periodic, but randomly selects a starting point so that the actions
		380	get spread over timer.
		381
		382	=cut
		383
		384	sub periodic($$) {
		385	my ($interval, $cb) = @_;
		386
		387	my $start = rand List::Util::min 180, $interval;
		388
		389	EV::periodic $start, $interval, 0, $cb
329	}	390	}
330		391
331	=item cf::get_slot $time[, $priority[, $name]]	392	=item cf::get_slot $time[, $priority[, $name]]
332		393
333	Allocate $time seconds of blocking CPU time at priority C<$priority>:	394	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
344	our @SLOT_QUEUE;	405	our @SLOT_QUEUE;
345	our $SLOT_QUEUE;	406	our $SLOT_QUEUE;
346		407
347	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	408	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
348	$SLOT_QUEUE = Coro::async {	409	$SLOT_QUEUE = Coro::async {
		410	$Coro::current->desc ("timeslot manager");
		411
349	my $signal = new Coro::Signal;	412	my $signal = new Coro::Signal;
350		413
351	while () {	414	while () {
352	next_job:	415	next_job:
353	my $avail = cf::till_tick;	416	my $avail = cf::till_tick;
…		…
361	}	424	}
362	}	425	}
363	}	426	}
364		427
365	if (@SLOT_QUEUE) {	428	if (@SLOT_QUEUE) {
366	# we do not use wait_For_tick() as it returns immediately when tick is inactive	429	# we do not use wait_for_tick() as it returns immediately when tick is inactive
367	push @cf::WAIT_FOR_TICK, $signal;	430	push @cf::WAIT_FOR_TICK, $signal;
368	$signal->wait;	431	$signal->wait;
369	} else {	432	} else {
370	Coro::schedule;	433	Coro::schedule;
371	}	434	}
372	}	435	}
373	};	436	};
374		437
375	sub get_slot($;$$) {	438	sub get_slot($;$$) {
		439	return if tick_inhibit || $Coro::current == $Coro::main;
		440
376	my ($time, $pri, $name) = @_;	441	my ($time, $pri, $name) = @_;
377		442
378	$time = $TICK * .6 if $time > $TICK * .6;	443	$time = $TICK * .6 if $time > $TICK * .6;
379	my $sig = new Coro::Signal;	444	my $sig = new Coro::Signal;
380		445
…		…
394		459
395	BEGIN { *async = \&Coro::async_pool }	460	BEGIN { *async = \&Coro::async_pool }
396		461
397	=item cf::sync_job { BLOCK }	462	=item cf::sync_job { BLOCK }
398		463
399	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	464	The design of Deliantra requires that the main coroutine ($Coro::main)
400	is always able to handle events or runnable, as Crossfire TRT is only	465	is always able to handle events or runnable, as Deliantra is only
401	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	466	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
402	acceptable.	467	acceptable.
403		468
404	If it must be done, put the blocking parts into C<sync_job>. This will run	469	If it must be done, put the blocking parts into C<sync_job>. This will run
405	the given BLOCK in another coroutine while waiting for the result. The	470	the given BLOCK in another coroutine while waiting for the result. The
…		…
410		475
411	sub sync_job(&) {	476	sub sync_job(&) {
412	my ($job) = @_;	477	my ($job) = @_;
413		478
414	if ($Coro::current == $Coro::main) {	479	if ($Coro::current == $Coro::main) {
415	my $time = Event::time;	480	my $time = EV::time;
416		481
417	# this is the main coro, too bad, we have to block	482	# this is the main coro, too bad, we have to block
418	# till the operation succeeds, freezing the server :/	483	# till the operation succeeds, freezing the server :/
419		484
420	# TODO: use suspend/resume instead	485	LOG llevError, Carp::longmess "sync job";#d#
421	# (but this is cancel-safe)	486
422	my $freeze_guard = freeze_mainloop;	487	my $freeze_guard = freeze_mainloop;
423		488
424	my $busy = 1;	489	my $busy = 1;
425	my @res;	490	my @res;
426		491
427	(async {	492	(async {
		493	$Coro::current->desc ("sync job coro");
428	@res = eval { $job->() };	494	@res = eval { $job->() };
429	warn $@ if $@;	495	warn $@ if $@;
430	undef $busy;	496	undef $busy;
431	})->prio (Coro::PRIO_MAX);	497	})->prio (Coro::PRIO_MAX);
432		498
433	while ($busy) {	499	while ($busy) {
434	Coro::cede or Event::one_event;	500	if (Coro::nready) {
		501	Coro::cede_notself;
		502	} else {
		503	EV::loop EV::LOOP_ONESHOT;
435	}	504	}
		505	}
436		506
437	$time = Event::time - $time;	507	my $time = EV::time - $time;
438		508
439	LOG llevError | logBacktrace, Carp::longmess "long sync job"
440	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
441
442	$tick_start += $time; # do not account sync jobs to server load	509	$TICK_START += $time; # do not account sync jobs to server load
443		510
444	wantarray ? @res : $res[0]	511	wantarray ? @res : $res[0]
445	} else {	512	} else {
446	# we are in another coroutine, how wonderful, everything just works	513	# we are in another coroutine, how wonderful, everything just works
447		514
…		…
472	=item fork_call { }, $args	539	=item fork_call { }, $args
473		540
474	Executes the given code block with the given arguments in a seperate	541	Executes the given code block with the given arguments in a seperate
475	process, returning the results. Everything must be serialisable with	542	process, returning the results. Everything must be serialisable with
476	Coro::Storable. May, of course, block. Note that the executed sub may	543	Coro::Storable. May, of course, block. Note that the executed sub may
477	never block itself or use any form of Event handling.	544	never block itself or use any form of event handling.
478		545
479	=cut	546	=cut
480		547
481	sub fork_call(&@) {	548	sub fork_call(&@) {
482	my ($cb, @args) = @_;	549	my ($cb, @args) = @_;
483		550
484	# we seemingly have to make a local copy of the whole thing,	551	# we seemingly have to make a local copy of the whole thing,
485	# otherwise perl prematurely frees the stuff :/	552	# otherwise perl prematurely frees the stuff :/
486	# TODO: investigate and fix (liekly this will be rather laborious)	553	# TODO: investigate and fix (likely this will be rather laborious)
487		554
488	my @res = Coro::Util::fork_eval {	555	my @res = Coro::Util::fork_eval {
489	reset_signals;	556	reset_signals;
490	&$cb	557	&$cb
491	}, @args;	558	}, @args;
492		559
493	wantarray ? @res : $res[-1]	560	wantarray ? @res : $res[-1]
494	}	561	}
495		562
		563	=item $coin = coin_from_name $name
		564
		565	=cut
		566
		567	our %coin_alias = (
		568	"silver" => "silvercoin",
		569	"silvercoin" => "silvercoin",
		570	"silvercoins" => "silvercoin",
		571	"gold" => "goldcoin",
		572	"goldcoin" => "goldcoin",
		573	"goldcoins" => "goldcoin",
		574	"platinum" => "platinacoin",
		575	"platinumcoin" => "platinacoin",
		576	"platinumcoins" => "platinacoin",
		577	"platina" => "platinacoin",
		578	"platinacoin" => "platinacoin",
		579	"platinacoins" => "platinacoin",
		580	"royalty" => "royalty",
		581	"royalties" => "royalty",
		582	);
		583
		584	sub coin_from_name($) {
		585	$coin_alias{$_[0]}
		586	? cf::arch::find $coin_alias{$_[0]}
		587	: undef
		588	}
		589
496	=item $value = cf::db_get $family => $key	590	=item $value = cf::db_get $family => $key
497		591
498	Returns a single value from the environment database.	592	Returns a single value from the environment database.
499		593
500	=item cf::db_put $family => $key => $value	594	=item cf::db_put $family => $key => $value
501		595
502	Stores the given C<$value> in the family. It can currently store binary	596	Stores the given C<$value> in the family. It can currently store binary
503	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	597	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
504		598
		599	=item $db = cf::db_table "name"
		600
		601	Create and/or open a new database table. The string must not be "db" and must be unique
		602	within each server.
		603
505	=cut	604	=cut
		605
		606	sub db_table($) {
		607	my ($name) = @_;
		608	my $db = BDB::db_create $DB_ENV;
		609
		610	eval {
		611	$db->set_flags (BDB::CHKSUM);
		612
		613	utf8::encode $name;
		614	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		615	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		616	cf::cleanup "db_open(db): $!" if $!;
		617	};
		618	cf::cleanup "db_open(db): $@" if $@;
		619
		620	$db
		621	}
506		622
507	our $DB;	623	our $DB;
508		624
509	sub db_init {	625	sub db_init {
510	unless ($DB) {
511	$DB = BDB::db_create $DB_ENV;
512
513	cf::sync_job {	626	cf::sync_job {
514	eval {	627	$DB ||= db_table "db";
515	$DB->set_flags (BDB::CHKSUM);
516
517	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
518	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
519	cf::cleanup "db_open(db): $!" if $!;
520	};
521	cf::cleanup "db_open(db): $@" if $@;
522	};
523	}	628	};
524	}	629	}
525		630
526	sub db_get($$) {	631	sub db_get($$) {
527	my $key = "$_[0]/$_[1]";	632	my $key = "$_[0]/$_[1]";
528		633
…		…
626		731
627	#############################################################################	732	#############################################################################
628		733
629	=head2 ATTACHABLE OBJECTS	734	=head2 ATTACHABLE OBJECTS
630		735
631	Many objects in crossfire are so-called attachable objects. That means you can	736	Many objects in deliantra are so-called attachable objects. That means you can
632	attach callbacks/event handlers (a collection of which is called an "attachment")	737	attach callbacks/event handlers (a collection of which is called an "attachment")
633	to it. All such attachable objects support the following methods.	738	to it. All such attachable objects support the following methods.
634		739
635	In the following description, CLASS can be any of C<global>, C<object>	740	In the following description, CLASS can be any of C<global>, C<object>
636	C<player>, C<client> or C<map> (i.e. the attachable objects in	741	C<player>, C<client> or C<map> (i.e. the attachable objects in
637	Crossfire TRT).	742	Deliantra).
638		743
639	=over 4	744	=over 4
640		745
641	=item $attachable->attach ($attachment, key => $value...)	746	=item $attachable->attach ($attachment, key => $value...)
642		747
…		…
686	=item cf::CLASS::attachment $name, ...	791	=item cf::CLASS::attachment $name, ...
687		792
688	Register an attachment by C<$name> through which attachable objects of the	793	Register an attachment by C<$name> through which attachable objects of the
689	given CLASS can refer to this attachment.	794	given CLASS can refer to this attachment.
690		795
691	Some classes such as crossfire maps and objects can specify attachments	796	Some classes such as deliantra maps and objects can specify attachments
692	that are attached at load/instantiate time, thus the need for a name.	797	that are attached at load/instantiate time, thus the need for a name.
693		798
694	These calls expect any number of the following handler/hook descriptions:	799	These calls expect any number of the following handler/hook descriptions:
695		800
696	=over 4	801	=over 4
…		…
924	}	1029	}
925		1030
926	0	1031	0
927	}	1032	}
928		1033
929	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1034	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
930		1035
931	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1036	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
932		1037
933	Generate an object-specific event with the given arguments.	1038	Generate an object-specific event with the given arguments.
934		1039
…		…
940		1045
941	=cut	1046	=cut
942		1047
943	#############################################################################	1048	#############################################################################
944	# object support	1049	# object support
945	#
946		1050
		1051	sub _object_equal($$);
		1052	sub _object_equal($$) {
		1053	my ($a, $b) = @_;
		1054
		1055	return 0 unless (ref $a) eq (ref $b);
		1056
		1057	if ("HASH" eq ref $a) {
		1058	my @ka = keys %$a;
		1059	my @kb = keys %$b;
		1060
		1061	return 0 if @ka != @kb;
		1062
		1063	for (0 .. $#ka) {
		1064	return 0 unless $ka[$_] eq $kb[$_];
		1065	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1066	}
		1067
		1068	} elsif ("ARRAY" eq ref $a) {
		1069
		1070	return 0 if @$a != @$b;
		1071
		1072	for (0 .. $#$a) {
		1073	return 0 unless _object_equal $a->[$_], $b->[$_];
		1074	}
		1075
		1076	} elsif ($a ne $b) {
		1077	return 0;
		1078	}
		1079
		1080	1
		1081	}
		1082
		1083	our $SLOW_MERGES;#d#
947	sub _can_merge {	1084	sub _can_merge {
948	my ($ob1, $ob2) = @_;	1085	my ($ob1, $ob2) = @_;
949		1086
950	local $Storable::canonical = 1;	1087	++$SLOW_MERGES;#d#
951	my $fob1 = Storable::freeze $ob1;
952	my $fob2 = Storable::freeze $ob2;
953		1088
954	$fob1 eq $fob2	1089	# we do the slow way here
		1090	return _object_equal $ob1, $ob2
955	}	1091	}
956		1092
957	sub reattach {	1093	sub reattach {
958	# basically do the same as instantiate, without calling instantiate	1094	# basically do the same as instantiate, without calling instantiate
959	my ($obj) = @_;	1095	my ($obj) = @_;
960		1096
		1097	# no longer needed after getting rid of delete_package?
961	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1098	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
962		1099
963	my $registry = $obj->registry;	1100	my $registry = $obj->registry;
964		1101
965	@$registry = ();	1102	@$registry = ();
966		1103
…		…
981	cf::attachable->attach (	1118	cf::attachable->attach (
982	prio => -1000000,	1119	prio => -1000000,
983	on_instantiate => sub {	1120	on_instantiate => sub {
984	my ($obj, $data) = @_;	1121	my ($obj, $data) = @_;
985		1122
986	$data = from_json $data;	1123	$data = decode_json $data;
987		1124
988	for (@$data) {	1125	for (@$data) {
989	my ($name, $args) = @$_;	1126	my ($name, $args) = @$_;
990		1127
991	$obj->attach ($name, %{$args || {} });	1128	$obj->attach ($name, %{$args || {} });
…		…
1007	sub object_freezer_save {	1144	sub object_freezer_save {
1008	my ($filename, $rdata, $objs) = @_;	1145	my ($filename, $rdata, $objs) = @_;
1009		1146
1010	sync_job {	1147	sync_job {
1011	if (length $$rdata) {	1148	if (length $$rdata) {
		1149	utf8::decode (my $decname = $filename);
1012	warn sprintf "saving %s (%d,%d)\n",	1150	warn sprintf "saving %s (%d,%d)\n",
1013	$filename, length $$rdata, scalar @$objs;	1151	$decname, length $$rdata, scalar @$objs;
1014		1152
1015	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1153	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1016	chmod SAVE_MODE, $fh;	1154	aio_chmod $fh, SAVE_MODE;
1017	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1155	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1018	aio_fsync $fh if $cf::USE_FSYNC;	1156	aio_fsync $fh if $cf::USE_FSYNC;
1019	close $fh;	1157	aio_close $fh;
1020		1158
1021	if (@$objs) {	1159	if (@$objs) {
1022	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1160	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1023	chmod SAVE_MODE, $fh;	1161	aio_chmod $fh, SAVE_MODE;
1024	my $data = Storable::nfreeze { version => 1, objs => $objs };	1162	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1025	aio_write $fh, 0, (length $data), $data, 0;	1163	aio_write $fh, 0, (length $data), $data, 0;
1026	aio_fsync $fh if $cf::USE_FSYNC;	1164	aio_fsync $fh if $cf::USE_FSYNC;
1027	close $fh;	1165	aio_close $fh;
1028	aio_rename "$filename.pst~", "$filename.pst";	1166	aio_rename "$filename.pst~", "$filename.pst";
1029	}	1167	}
1030	} else {	1168	} else {
1031	aio_unlink "$filename.pst";	1169	aio_unlink "$filename.pst";
1032	}	1170	}
1033		1171
1034	aio_rename "$filename~", $filename;	1172	aio_rename "$filename~", $filename;
		1173
		1174	$filename =~ s%/[^/]+$%%;
		1175	aio_pathsync $filename if $cf::USE_FSYNC;
1035	} else {	1176	} else {
1036	warn "FATAL: $filename~: $!\n";	1177	warn "unable to save objects: $filename~: $!\n";
1037	}	1178	}
1038	} else {	1179	} else {
1039	aio_unlink $filename;	1180	aio_unlink $filename;
1040	aio_unlink "$filename.pst";	1181	aio_unlink "$filename.pst";
1041	}	1182	}
1042	}	1183	};
1043	}	1184	}
1044		1185
1045	sub object_freezer_as_string {	1186	sub object_freezer_as_string {
1046	my ($rdata, $objs) = @_;	1187	my ($rdata, $objs) = @_;
1047		1188
…		…
1059	or return;	1200	or return;
1060		1201
1061	unless (aio_stat "$filename.pst") {	1202	unless (aio_stat "$filename.pst") {
1062	(aio_load "$filename.pst", $av) >= 0	1203	(aio_load "$filename.pst", $av) >= 0
1063	or return;	1204	or return;
		1205
1064	$av = eval { (Storable::thaw $av)->{objs} };	1206	my $st = eval { Coro::Storable::thaw $av };
		1207	$av = $st->{objs};
1065	}	1208	}
1066		1209
		1210	utf8::decode (my $decname = $filename);
1067	warn sprintf "loading %s (%d)\n",	1211	warn sprintf "loading %s (%d,%d)\n",
1068	$filename, length $data, scalar @{$av || []};	1212	$decname, length $data, scalar @{$av || []};
		1213
1069	return ($data, $av);	1214	($data, $av)
1070	}	1215	}
1071		1216
1072	=head2 COMMAND CALLBACKS	1217	=head2 COMMAND CALLBACKS
1073		1218
1074	=over 4	1219	=over 4
…		…
1128	my ($name, $cb) = @_;	1273	my ($name, $cb) = @_;
1129		1274
1130	$EXTICMD{$name} = $cb;	1275	$EXTICMD{$name} = $cb;
1131	}	1276	}
1132		1277
		1278	use File::Glob ();
		1279
1133	cf::player->attach (	1280	cf::player->attach (
1134	on_command => sub {	1281	on_command => sub {
1135	my ($pl, $name, $params) = @_;	1282	my ($pl, $name, $params) = @_;
1136		1283
1137	my $cb = $COMMAND{$name}	1284	my $cb = $COMMAND{$name}
…		…
1169		1316
1170	cf::override;	1317	cf::override;
1171	},	1318	},
1172	);	1319	);
1173		1320
		1321	# "readahead" all extensions
		1322	sub cache_extensions {
		1323	my $grp = IO::AIO::aio_group;
		1324
		1325	add $grp IO::AIO::aio_readdir $LIBDIR, sub {
		1326	for (grep /\.ext$/, @{$_[0]}) {
		1327	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1328	}
		1329	};
		1330
		1331	$grp
		1332	}
		1333
1174	sub load_extensions {	1334	sub load_extensions {
1175	cf::sync_job {	1335	cf::sync_job {
1176	my %todo;	1336	my %todo;
1177		1337
1178	for my $path (<$LIBDIR/*.ext>) {	1338	for my $path (<$LIBDIR/*.ext>) {
…		…
1197		1357
1198	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1358	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1199	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1359	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1200		1360
1201	$ext{source} =	1361	$ext{source} =
1202	"package $pkg; use strict; use utf8;\n"	1362	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1203	. "#line 1 \"$path\"\n{\n"	1363	. "#line 1 \"$path\"\n{\n"
1204	. $source	1364	. $source
1205	. "\n};\n1";	1365	. "\n};\n1";
1206		1366
1207	$todo{$base} = \%ext;	1367	$todo{$base} = \%ext;
…		…
1223	my $msg = $@ ? "$v->{path}: $@\n"	1383	my $msg = $@ ? "$v->{path}: $@\n"
1224	: "$v->{base}: extension inactive.\n";	1384	: "$v->{base}: extension inactive.\n";
1225		1385
1226	if (exists $v->{meta}{mandatory}) {	1386	if (exists $v->{meta}{mandatory}) {
1227	warn $msg;	1387	warn $msg;
1228	warn "mandatory extension failed to load, exiting.\n";	1388	cf::cleanup "mandatory extension failed to load, exiting.";
1229	exit 1;
1230	}	1389	}
1231		1390
1232	warn $msg;	1391	warn $msg;
1233	}	1392	}
1234		1393
…		…
1248		1407
1249	=back	1408	=back
1250		1409
1251	=head2 CORE EXTENSIONS	1410	=head2 CORE EXTENSIONS
1252		1411
1253	Functions and methods that extend core crossfire objects.	1412	Functions and methods that extend core deliantra objects.
1254		1413
1255	=cut	1414	=cut
1256		1415
1257	package cf::player;	1416	package cf::player;
1258		1417
1259	use Coro::AIO;	1418	use Coro::AIO;
1260		1419
1261	=head3 cf::player	1420	=head3 cf::player
1262		1421
1263	=over 4	1422	=over 4
		1423
		1424	=item cf::player::num_playing
		1425
		1426	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1427
		1428	=cut
		1429
		1430	sub num_playing {
		1431	scalar grep
		1432	$_->ob->map
		1433	&& !$_->hidden
		1434	&& !$_->ob->flag (cf::FLAG_WIZ),
		1435	cf::player::list
		1436	}
1264		1437
1265	=item cf::player::find $login	1438	=item cf::player::find $login
1266		1439
1267	Returns the given player object, loading it if necessary (might block).	1440	Returns the given player object, loading it if necessary (might block).
1268		1441
…		…
1287		1460
1288	sub exists($) {	1461	sub exists($) {
1289	my ($login) = @_;	1462	my ($login) = @_;
1290		1463
1291	$cf::PLAYER{$login}	1464	$cf::PLAYER{$login}
1292	or cf::sync_job { !aio_stat path $login }	1465	or !aio_stat path $login
1293	}	1466	}
1294		1467
1295	sub find($) {	1468	sub find($) {
1296	return $cf::PLAYER{$_[0]} || do {	1469	return $cf::PLAYER{$_[0]} || do {
1297	my $login = $_[0];	1470	my $login = $_[0];
…		…
1304	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1477	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1305	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1478	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1306	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1479	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1307	aio_unlink +(playerdir $login) . "/$login.pl";	1480	aio_unlink +(playerdir $login) . "/$login.pl";
1308		1481
1309	my $pl = load_pl path $login	1482	my $f = new_from_file cf::object::thawer path $login
1310	or return;	1483	or return;
		1484
		1485	my $pl = cf::player::load_pl $f
		1486	or return;
		1487
		1488	local $cf::PLAYER_LOADING{$login} = $pl;
		1489	$f->resolve_delayed_derefs;
1311	$cf::PLAYER{$login} = $pl	1490	$cf::PLAYER{$login} = $pl
1312	}	1491	}
1313	}	1492	}
1314	}	1493	}
1315		1494
…		…
1323		1502
1324	return if $pl->{deny_save};	1503	return if $pl->{deny_save};
1325		1504
1326	aio_mkdir playerdir $pl, 0770;	1505	aio_mkdir playerdir $pl, 0770;
1327	$pl->{last_save} = $cf::RUNTIME;	1506	$pl->{last_save} = $cf::RUNTIME;
		1507
		1508	cf::get_slot 0.01;
1328		1509
1329	$pl->save_pl ($path);	1510	$pl->save_pl ($path);
1330	cf::cede_to_tick;	1511	cf::cede_to_tick;
1331	}	1512	}
1332		1513
…		…
1364	my ($pl) = @_;	1545	my ($pl) = @_;
1365		1546
1366	my $name = $pl->ob->name;	1547	my $name = $pl->ob->name;
1367		1548
1368	$pl->{deny_save} = 1;	1549	$pl->{deny_save} = 1;
1369	$pl->password ("*"); # this should lock out the player until we nuked the dir	1550	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1370		1551
1371	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1552	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1372	$pl->deactivate;	1553	$pl->deactivate;
		1554	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1555	$pl->ob->check_score;
1373	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1556	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1374	$pl->ns->destroy if $pl->ns;	1557	$pl->ns->destroy if $pl->ns;
1375		1558
1376	my $path = playerdir $pl;	1559	my $path = playerdir $pl;
1377	my $temp = "$path~$cf::RUNTIME~deleting~";	1560	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1416		1599
1417	for my $login (@$dirs) {	1600	for my $login (@$dirs) {
1418	my $path = path $login;	1601	my $path = path $login;
1419		1602
1420	# a .pst is a dead give-away for a valid player	1603	# a .pst is a dead give-away for a valid player
1421	unless (-e "$path.pst") {	1604	# if no pst file found, open and chekc for blocked users
		1605	if (aio_stat "$path.pst") {
1422	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1606	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1423	aio_read $fh, 0, 512, my $buf, 0 or next;	1607	aio_read $fh, 0, 512, my $buf, 0 or next;
1424	$buf !~ /^password -------------$/m or next; # official not-valid tag	1608	$buf !~ /^password -------------$/m or next; # official not-valid tag
1425	}	1609	}
1426		1610
…		…
1457	}	1641	}
1458		1642
1459	\@paths	1643	\@paths
1460	}	1644	}
1461		1645
1462	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1646	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1463		1647
1464	Expand crossfire pod fragments into protocol xml.	1648	Expand deliantra pod fragments into protocol xml.
1465
1466	=cut
1467
1468	sub expand_cfpod {
1469	((my $self), (local $_)) = @_;
1470
1471	# escape & and <
1472	s/&/&amp;/g;
1473	s/(?<![BIUGHT])</&lt;/g;
1474
1475	# this is buggy, it needs to properly take care of nested <'s
1476
1477	1 while
1478	# replace B<>, I<>, U<> etc.
1479	s/B<([^\>]*)>/<b>$1<\/b>/
1480	|| s/I<([^\>]*)>/<i>$1<\/i>/
1481	|| s/U<([^\>]*)>/<u>$1<\/u>/
1482	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1483	# replace G<male|female> tags
1484	|| s{G<([^>|]*)\|([^>]*)>}{
1485	$self->gender ? $2 : $1
1486	}ge
1487	# replace H<hint text>
1488	|| s{H<([^\>]*)>}
1489	{
1490	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1491	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1492	"")
1493	[$self->{hintmode}]
1494	}ge;
1495
1496	# create single paragraphs (very hackish)
1497	s/(?<=\S)\n(?=\w)/ /g;
1498
1499	# compress some whitespace
1500	s/\s+\n/\n/g; # ws line-ends
1501	s/\n\n+/\n/g; # double lines
1502	s/^\n+//; # beginning lines
1503	s/\n+$//; # ending lines
1504
1505	$_
1506	}
1507
1508	sub hintmode {
1509	$_[0]{hintmode} = $_[1] if @_ > 1;
1510	$_[0]{hintmode}
1511	}
1512		1649
1513	=item $player->ext_reply ($msgid, @msg)	1650	=item $player->ext_reply ($msgid, @msg)
1514		1651
1515	Sends an ext reply to the player.	1652	Sends an ext reply to the player.
1516		1653
…		…
1583	our $MAX_RESET = 3600;	1720	our $MAX_RESET = 3600;
1584	our $DEFAULT_RESET = 3000;	1721	our $DEFAULT_RESET = 3000;
1585		1722
1586	sub generate_random_map {	1723	sub generate_random_map {
1587	my ($self, $rmp) = @_;	1724	my ($self, $rmp) = @_;
		1725
		1726	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1727
1588	# mit "rum" bekleckern, nicht	1728	# mit "rum" bekleckern, nicht
1589	$self->_create_random_map (	1729	$self->_create_random_map (
1590	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1730	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1591	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1731	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1592	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1732	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1714		1854
1715	# the temporary/swap location	1855	# the temporary/swap location
1716	sub save_path {	1856	sub save_path {
1717	my ($self) = @_;	1857	my ($self) = @_;
1718		1858
1719	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1859	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1720	"$TMPDIR/$path.map"	1860	"$TMPDIR/$path.map"
1721	}	1861	}
1722		1862
1723	# the unique path, undef == no special unique path	1863	# the unique path, undef == no special unique path
1724	sub uniq_path {	1864	sub uniq_path {
1725	my ($self) = @_;	1865	my ($self) = @_;
1726		1866
1727	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1867	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1728	"$UNIQUEDIR/$path"	1868	"$UNIQUEDIR/$path"
1729	}
1730
1731	# and all this just because we cannot iterate over
1732	# all maps in C++...
1733	sub change_all_map_light {
1734	my ($change) = @_;
1735
1736	$_->change_map_light ($change)
1737	for grep $_->outdoor, values %cf::MAP;
1738	}	1869	}
1739		1870
1740	sub decay_objects {	1871	sub decay_objects {
1741	my ($self) = @_;	1872	my ($self) = @_;
1742		1873
…		…
1755		1886
1756	sub load_header_from($) {	1887	sub load_header_from($) {
1757	my ($self, $path) = @_;	1888	my ($self, $path) = @_;
1758		1889
1759	utf8::encode $path;	1890	utf8::encode $path;
1760	#aio_open $path, O_RDONLY, 0	1891	my $f = new_from_file cf::object::thawer $path
1761	# or return;
1762
1763	$self->_load_header ($path)
1764	or return;	1892	or return;
		1893
		1894	$self->_load_header ($f)
		1895	or return;
		1896
		1897	local $MAP_LOADING{$self->{path}} = $self;
		1898	$f->resolve_delayed_derefs;
1765		1899
1766	$self->{load_path} = $path;	1900	$self->{load_path} = $path;
1767		1901
1768	1	1902	1
1769	}	1903	}
…		…
1823	sub find {	1957	sub find {
1824	my ($path, $origin) = @_;	1958	my ($path, $origin) = @_;
1825		1959
1826	$path = normalise $path, $origin && $origin->path;	1960	$path = normalise $path, $origin && $origin->path;
1827		1961
		1962	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1828	cf::lock_wait "map_find:$path";	1963	my $guard2 = cf::lock_acquire "map_find:$path";
1829		1964
1830	$cf::MAP{$path} || do {	1965	$cf::MAP{$path} || do {
1831	my $guard = cf::lock_acquire "map_find:$path";
1832	my $map = new_from_path cf::map $path	1966	my $map = new_from_path cf::map $path
1833	or return;	1967	or return;
1834		1968
1835	$map->{last_save} = $cf::RUNTIME;	1969	$map->{last_save} = $cf::RUNTIME;
1836		1970
…		…
1838	or return;	1972	or return;
1839		1973
1840	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1974	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1841	# doing this can freeze the server in a sync job, obviously	1975	# doing this can freeze the server in a sync job, obviously
1842	#$cf::WAIT_FOR_TICK->wait;	1976	#$cf::WAIT_FOR_TICK->wait;
		1977	undef $guard2;
		1978	undef $guard1;
1843	$map->reset;	1979	$map->reset;
1844	undef $guard;
1845	return find $path;	1980	return find $path;
1846	}	1981	}
1847		1982
1848	$cf::MAP{$path} = $map	1983	$cf::MAP{$path} = $map
1849	}	1984	}
…		…
1858	local $self->{deny_reset} = 1; # loading can take a long time	1993	local $self->{deny_reset} = 1; # loading can take a long time
1859		1994
1860	my $path = $self->{path};	1995	my $path = $self->{path};
1861		1996
1862	{	1997	{
1863	my $guard1 = cf::lock_acquire "map_data:$path";	1998	my $guard = cf::lock_acquire "map_data:$path";
1864	my $guard2 = cf::lock_acquire "map_load:$path";
1865		1999
		2000	return unless $self->valid;
1866	return if $self->in_memory != cf::MAP_SWAPPED;	2001	return unless $self->in_memory == cf::MAP_SWAPPED;
1867		2002
1868	$self->in_memory (cf::MAP_LOADING);	2003	$self->in_memory (cf::MAP_LOADING);
1869		2004
1870	$self->alloc;	2005	$self->alloc;
1871		2006
1872	$self->pre_load;	2007	$self->pre_load;
1873	cf::cede_to_tick;	2008	cf::cede_to_tick;
1874		2009
		2010	my $f = new_from_file cf::object::thawer $self->{load_path};
		2011	$f->skip_block;
1875	$self->_load_objects ($self->{load_path}, 1)	2012	$self->_load_objects ($f)
1876	or return;	2013	or return;
1877		2014
1878	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2015	$self->post_load_original
1879	if delete $self->{load_original};	2016	if delete $self->{load_original};
1880		2017
1881	if (my $uniq = $self->uniq_path) {	2018	if (my $uniq = $self->uniq_path) {
1882	utf8::encode $uniq;	2019	utf8::encode $uniq;
1883	if (aio_open $uniq, O_RDONLY, 0) {	2020	unless (aio_stat $uniq) {
		2021	if (my $f = new_from_file cf::object::thawer $uniq) {
1884	$self->clear_unique_items;	2022	$self->clear_unique_items;
1885	$self->_load_objects ($uniq, 0);	2023	$self->_load_objects ($f);
		2024	$f->resolve_delayed_derefs;
		2025	}
1886	}	2026	}
1887	}	2027	}
		2028
		2029	$f->resolve_delayed_derefs;
1888		2030
1889	cf::cede_to_tick;	2031	cf::cede_to_tick;
1890	# now do the right thing for maps	2032	# now do the right thing for maps
1891	$self->link_multipart_objects;	2033	$self->link_multipart_objects;
1892	$self->difficulty ($self->estimate_difficulty)	2034	$self->difficulty ($self->estimate_difficulty)
…		…
1896	unless ($self->{deny_activate}) {	2038	unless ($self->{deny_activate}) {
1897	$self->decay_objects;	2039	$self->decay_objects;
1898	$self->fix_auto_apply;	2040	$self->fix_auto_apply;
1899	$self->update_buttons;	2041	$self->update_buttons;
1900	cf::cede_to_tick;	2042	cf::cede_to_tick;
1901	$self->set_darkness_map;
1902	cf::cede_to_tick;
1903	$self->activate;	2043	$self->activate;
1904	}	2044	}
1905		2045
1906	$self->{last_save} = $cf::RUNTIME;	2046	$self->{last_save} = $cf::RUNTIME;
1907	$self->last_access ($cf::RUNTIME);	2047	$self->last_access ($cf::RUNTIME);
1908		2048
1909	$self->in_memory (cf::MAP_IN_MEMORY);	2049	$self->in_memory (cf::MAP_ACTIVE);
1910	}	2050	}
1911		2051
1912	$self->post_load;	2052	$self->post_load;
1913	}	2053	}
1914		2054
…		…
1972	my ($path, $origin, $load) = @_;	2112	my ($path, $origin, $load) = @_;
1973		2113
1974	$path = normalise $path, $origin && $origin->{path};	2114	$path = normalise $path, $origin && $origin->{path};
1975		2115
1976	if (my $map = $cf::MAP{$path}) {	2116	if (my $map = $cf::MAP{$path}) {
1977	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2117	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1978	}	2118	}
1979		2119
1980	$MAP_PREFETCH{$path} |= $load;	2120	$MAP_PREFETCH{$path} |= $load;
1981		2121
1982	$MAP_PREFETCHER ||= cf::async {	2122	$MAP_PREFETCHER ||= cf::async {
		2123	$Coro::current->{desc} = "map prefetcher";
		2124
1983	while (%MAP_PREFETCH) {	2125	while (%MAP_PREFETCH) {
1984	while (my ($k, $v) = each %MAP_PREFETCH) {	2126	while (my ($k, $v) = each %MAP_PREFETCH) {
1985	if (my $map = find $k) {	2127	if (my $map = find $k) {
1986	$map->load if $v;	2128	$map->load if $v;
1987	}	2129	}
…		…
2013	return if $self->{deny_save};	2155	return if $self->{deny_save};
2014		2156
2015	local $self->{last_access} = $self->last_access;#d#	2157	local $self->{last_access} = $self->last_access;#d#
2016		2158
2017	cf::async {	2159	cf::async {
		2160	$Coro::current->{desc} = "map player save";
2018	$_->contr->save for $self->players;	2161	$_->contr->save for $self->players;
2019	};	2162	};
		2163
		2164	cf::get_slot 0.02;
2020		2165
2021	if ($uniq) {	2166	if ($uniq) {
2022	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2167	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2023	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2168	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2024	} else {	2169	} else {
…		…
2033	$self->save;	2178	$self->save;
2034		2179
2035	my $lock = cf::lock_acquire "map_data:$self->{path}";	2180	my $lock = cf::lock_acquire "map_data:$self->{path}";
2036		2181
2037	return if $self->players;	2182	return if $self->players;
2038	return if $self->in_memory != cf::MAP_IN_MEMORY;	2183	return if $self->in_memory != cf::MAP_ACTIVE;
2039	return if $self->{deny_save};	2184	return if $self->{deny_save};
2040		2185
		2186	$self->in_memory (cf::MAP_SWAPPED);
		2187
		2188	$self->deactivate;
		2189	$_->clear_links_to ($self) for values %cf::MAP;
2041	$self->clear;	2190	$self->clear;
2042	$self->in_memory (cf::MAP_SWAPPED);
2043	}	2191	}
2044		2192
2045	sub reset_at {	2193	sub reset_at {
2046	my ($self) = @_;	2194	my ($self) = @_;
2047		2195
…		…
2079	if $uniq;	2227	if $uniq;
2080	}	2228	}
2081		2229
2082	delete $cf::MAP{$self->path};	2230	delete $cf::MAP{$self->path};
2083		2231
		2232	$self->deactivate;
		2233	$_->clear_links_to ($self) for values %cf::MAP;
2084	$self->clear;	2234	$self->clear;
2085
2086	$_->clear_links_to ($self) for values %cf::MAP;
2087		2235
2088	$self->unlink_save;	2236	$self->unlink_save;
2089	$self->destroy;	2237	$self->destroy;
2090	}	2238	}
2091		2239
…		…
2158		2306
2159	sub unique_maps() {	2307	sub unique_maps() {
2160	[	2308	[
2161	map {	2309	map {
2162	utf8::decode $_;	2310	utf8::decode $_;
2163	/\.map$/	2311	s/\.map$//; # TODO future compatibility hack
		2312	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2313	? ()
2164	? normalise $_	2314	: normalise $_
2165	: ()
2166	} @{ aio_readdir $UNIQUEDIR or [] }	2315	} @{ aio_readdir $UNIQUEDIR or [] }
2167	]	2316	]
2168	}	2317	}
2169		2318
2170	package cf;
2171
2172	=back	2319	=back
2173		2320
2174	=head3 cf::object	2321	=head3 cf::object
2175		2322
2176	=cut	2323	=cut
…		…
2179		2326
2180	=over 4	2327	=over 4
2181		2328
2182	=item $ob->inv_recursive	2329	=item $ob->inv_recursive
2183		2330
2184	Returns the inventory of the object _and_ their inventories, recursively.	2331	Returns the inventory of the object I<and> their inventories, recursively,
		2332	but I<not> the object itself.
2185		2333
2186	=cut	2334	=cut
2187		2335
2188	sub inv_recursive_;	2336	sub inv_recursive_;
2189	sub inv_recursive_ {	2337	sub inv_recursive_ {
…		…
2192		2340
2193	sub inv_recursive {	2341	sub inv_recursive {
2194	inv_recursive_ inv $_[0]	2342	inv_recursive_ inv $_[0]
2195	}	2343	}
2196		2344
		2345	=item $ref = $ob->ref
		2346
		2347	Creates and returns a persistent reference to an object that can be stored as a string.
		2348
		2349	=item $ob = cf::object::deref ($refstring)
		2350
		2351	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2352	even if the object actually exists. May block.
		2353
		2354	=cut
		2355
		2356	sub deref {
		2357	my ($ref) = @_;
		2358
		2359	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2360	my ($uuid, $name) = ($1, $2);
		2361	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2362	or return;
		2363	$pl->ob->uuid eq $uuid
		2364	or return;
		2365
		2366	$pl->ob
		2367	} else {
		2368	warn "$ref: cannot resolve object reference\n";
		2369	undef
		2370	}
		2371	}
		2372
2197	package cf;	2373	package cf;
2198		2374
2199	=back	2375	=back
2200		2376
2201	=head3 cf::object::player	2377	=head3 cf::object::player
…		…
2207	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2383	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2208	can be C<undef>. Does the right thing when the player is currently in a	2384	can be C<undef>. Does the right thing when the player is currently in a
2209	dialogue with the given NPC character.	2385	dialogue with the given NPC character.
2210		2386
2211	=cut	2387	=cut
		2388
		2389	our $SAY_CHANNEL = {
		2390	id => "say",
		2391	title => "Map",
		2392	reply => "say ",
		2393	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2394	};
		2395
		2396	our $CHAT_CHANNEL = {
		2397	id => "chat",
		2398	title => "Chat",
		2399	reply => "chat ",
		2400	tooltip => "Player chat and shouts, global to the server.",
		2401	};
2212		2402
2213	# rough implementation of a future "reply" method that works	2403	# rough implementation of a future "reply" method that works
2214	# with dialog boxes.	2404	# with dialog boxes.
2215	#TODO: the first argument must go, split into a $npc->reply_to ( method	2405	#TODO: the first argument must go, split into a $npc->reply_to ( method
2216	sub cf::object::player::reply($$$;$) {	2406	sub cf::object::player::reply($$$;$) {
…		…
2228	my $dialog = $pl->{npc_dialog};	2418	my $dialog = $pl->{npc_dialog};
2229	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2419	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2230		2420
2231	} else {	2421	} else {
2232	$msg = $npc->name . " says: $msg" if $npc;	2422	$msg = $npc->name . " says: $msg" if $npc;
2233	$self->message ($msg, $flags);	2423	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2234	}	2424	}
2235	}	2425	}
2236	}	2426	}
2237		2427
2238	=item $object->send_msg ($channel, $msg, $color, [extra...])	2428	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2263		2453
2264	=item $player_object->enter_link	2454	=item $player_object->enter_link
2265		2455
2266	Freezes the player and moves him/her to a special map (C<{link}>).	2456	Freezes the player and moves him/her to a special map (C<{link}>).
2267		2457
2268	The player should be reasonably safe there for short amounts of time. You	2458	The player should be reasonably safe there for short amounts of time (e.g.
2269	I<MUST> call C<leave_link> as soon as possible, though.	2459	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2460	though, as the palyer cannot control the character while it is on the link
		2461	map.
2270		2462
2271	Will never block.	2463	Will never block.
2272		2464
2273	=item $player_object->leave_link ($map, $x, $y)	2465	=item $player_object->leave_link ($map, $x, $y)
2274		2466
…		…
2332		2524
2333	$map->load;	2525	$map->load;
2334	$map->load_neighbours;	2526	$map->load_neighbours;
2335		2527
2336	return unless $self->contr->active;	2528	return unless $self->contr->active;
		2529	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2337	$self->activate_recursive;	2530	$self->activate_recursive;
2338		2531
2339	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2532	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2340	$self->enter_map ($map, $x, $y);	2533	$self->enter_map ($map, $x, $y);
2341	}	2534	}
…		…
2346	her, loading and preparing them map, calling the provided $check callback	2539	her, loading and preparing them map, calling the provided $check callback
2347	that has to return the map if sucecssful, and then unfreezes the player on	2540	that has to return the map if sucecssful, and then unfreezes the player on
2348	the new (success) or old (failed) map position. In either case, $done will	2541	the new (success) or old (failed) map position. In either case, $done will
2349	be called at the end of this process.	2542	be called at the end of this process.
2350		2543
		2544	Note that $check will be called with a potentially non-loaded map, so if
		2545	it needs a loaded map it has to call C<< ->load >>.
		2546
2351	=cut	2547	=cut
2352		2548
2353	our $GOTOGEN;	2549	our $GOTOGEN;
2354		2550
2355	sub cf::object::player::goto {	2551	sub cf::object::player::goto {
…		…
2359	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2555	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2360		2556
2361	$self->enter_link;	2557	$self->enter_link;
2362		2558
2363	(async {	2559	(async {
		2560	$Coro::current->{desc} = "player::goto $path $x $y";
		2561
		2562	# *tag paths override both path and x|y
		2563	if ($path =~ /^\*(.*)$/) {
		2564	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2565	my $ob = $obs[rand @obs];
		2566
		2567	# see if we actually can go there
		2568	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2569	$ob = $obs[rand @obs];
		2570	} else {
		2571	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2572	}
		2573	# else put us there anyways for now #d#
		2574
		2575	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2576	} else {
		2577	($path, $x, $y) = (undef, undef, undef);
		2578	}
		2579	}
		2580
2364	my $map = eval {	2581	my $map = eval {
2365	my $map = cf::map::find $path;	2582	my $map = defined $path ? cf::map::find $path : undef;
2366		2583
2367	if ($map) {	2584	if ($map) {
2368	$map = $map->customise_for ($self);	2585	$map = $map->customise_for ($self);
2369	$map = $check->($map) if $check && $map;	2586	$map = $check->($map) if $check && $map;
2370	} else {	2587	} else {
2371	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2588	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2372	}	2589	}
2373		2590
2374	$map	2591	$map
2375	};	2592	};
2376		2593
…		…
2412	}	2629	}
2413		2630
2414	sub prepare_random_map {	2631	sub prepare_random_map {
2415	my ($exit) = @_;	2632	my ($exit) = @_;
2416		2633
2417	my $guard = cf::lock_acquire "exit_prepare:$exit";
2418
2419	# all this does is basically replace the /! path by	2634	# all this does is basically replace the /! path by
2420	# a new random map path (?random/...) with a seed	2635	# a new random map path (?random/...) with a seed
2421	# that depends on the exit object	2636	# that depends on the exit object
2422		2637
2423	my $rmp = parse_random_map_params $exit->msg;	2638	my $rmp = parse_random_map_params $exit->msg;
…		…
2425	if ($exit->map) {	2640	if ($exit->map) {
2426	$rmp->{region} = $exit->region->name;	2641	$rmp->{region} = $exit->region->name;
2427	$rmp->{origin_map} = $exit->map->path;	2642	$rmp->{origin_map} = $exit->map->path;
2428	$rmp->{origin_x} = $exit->x;	2643	$rmp->{origin_x} = $exit->x;
2429	$rmp->{origin_y} = $exit->y;	2644	$rmp->{origin_y} = $exit->y;
		2645
		2646	$exit->map->touch;
2430	}	2647	}
2431		2648
2432	$rmp->{random_seed} ||= $exit->random_seed;	2649	$rmp->{random_seed} ||= $exit->random_seed;
2433		2650
2434	my $data = cf::to_json $rmp;	2651	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2435	my $md5 = Digest::MD5::md5_hex $data;	2652	my $md5 = Digest::MD5::md5_hex $data;
2436	my $meta = "$RANDOMDIR/$md5.meta";	2653	my $meta = "$RANDOMDIR/$md5.meta";
2437		2654
2438	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2655	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2439	aio_write $fh, 0, (length $data), $data, 0;	2656	aio_write $fh, 0, (length $data), $data, 0;
2440	undef $fh;	2657	undef $fh;
2441	aio_rename "$meta~", $meta;	2658	aio_rename "$meta~", $meta;
2442		2659
		2660	my $slaying = "?random/$md5";
		2661
		2662	if ($exit->valid) {
2443	$exit->slaying ("?random/$md5");	2663	$exit->slaying ("?random/$md5");
2444	$exit->msg (undef);	2664	$exit->msg (undef);
		2665	}
2445	}	2666	}
2446	}	2667	}
2447		2668
2448	sub cf::object::player::enter_exit {	2669	sub cf::object::player::enter_exit {
2449	my ($self, $exit) = @_;	2670	my ($self, $exit) = @_;
2450		2671
2451	return unless $self->type == cf::PLAYER;	2672	return unless $self->type == cf::PLAYER;
2452		2673
2453	if ($exit->slaying eq "/!") {
2454	#TODO: this should de-fi-ni-te-ly not be a sync-job
2455	# the problem is that $exit might not survive long enough
2456	# so it needs to be done right now, right here
2457	cf::sync_job { prepare_random_map $exit };
2458	}
2459
2460	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2461	my $hp = $exit->stats->hp;
2462	my $sp = $exit->stats->sp;
2463
2464	$self->enter_link;	2674	$self->enter_link;
2465		2675
2466	# if exit is damned, update players death & WoR home-position
2467	$self->contr->savebed ($slaying, $hp, $sp)
2468	if $exit->flag (FLAG_DAMNED);
2469
2470	(async {	2676	(async {
2471	$self->deactivate_recursive; # just to be sure	2677	$Coro::current->{desc} = "enter_exit";
		2678
2472	unless (eval {	2679	unless (eval {
		2680	$self->deactivate_recursive; # just to be sure
		2681
		2682	# random map handling
		2683	{
		2684	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2685
		2686	prepare_random_map $exit
		2687	if $exit->slaying eq "/!";
		2688	}
		2689
		2690	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2691	my $x = $exit->stats->hp;
		2692	my $y = $exit->stats->sp;
		2693
2473	$self->goto ($slaying, $hp, $sp);	2694	$self->goto ($map, $x, $y);
2474		2695
		2696	# if exit is damned, update players death & WoR home-position
		2697	$self->contr->savebed ($map, $x, $y)
		2698	if $exit->flag (cf::FLAG_DAMNED);
		2699
2475	1;	2700	1
2476	}) {	2701	}) {
2477	$self->message ("Something went wrong deep within the crossfire server. "	2702	$self->message ("Something went wrong deep within the deliantra server. "
2478	. "I'll try to bring you back to the map you were before. "	2703	. "I'll try to bring you back to the map you were before. "
2479	. "Please report this to the dungeon master!",	2704	. "Please report this to the dungeon master!",
2480	cf::NDI_UNIQUE | cf::NDI_RED);	2705	cf::NDI_UNIQUE | cf::NDI_RED);
2481		2706
2482	warn "ERROR in enter_exit: $@";	2707	warn "ERROR in enter_exit: $@";
…		…
2510	the message, with C<log> being the default. If C<$color> is negative, suppress	2735	the message, with C<log> being the default. If C<$color> is negative, suppress
2511	the message unless the client supports the msg packet.	2736	the message unless the client supports the msg packet.
2512		2737
2513	=cut	2738	=cut
2514		2739
		2740	# non-persistent channels (usually the info channel)
2515	our %CHANNEL = (	2741	our %CHANNEL = (
2516	"c/identify" => {	2742	"c/identify" => {
2517	id => "identify",	2743	id => "infobox",
2518	title => "Identify",	2744	title => "Identify",
2519	reply => undef,	2745	reply => undef,
2520	tooltip => "Items recently identified",	2746	tooltip => "Items recently identified",
2521	},	2747	},
2522	"c/examine" => {	2748	"c/examine" => {
2523	id => "examine",	2749	id => "infobox",
2524	title => "Examine",	2750	title => "Examine",
2525	reply => undef,	2751	reply => undef,
2526	tooltip => "Signs and other items you examined",	2752	tooltip => "Signs and other items you examined",
2527	},	2753	},
		2754	"c/book" => {
		2755	id => "infobox",
		2756	title => "Book",
		2757	reply => undef,
		2758	tooltip => "The contents of a note or book",
		2759	},
		2760	"c/lookat" => {
		2761	id => "infobox",
		2762	title => "Look",
		2763	reply => undef,
		2764	tooltip => "What you saw there",
		2765	},
		2766	"c/who" => {
		2767	id => "infobox",
		2768	title => "Players",
		2769	reply => undef,
		2770	tooltip => "Shows players who are currently online",
		2771	},
		2772	"c/body" => {
		2773	id => "infobox",
		2774	title => "Body Parts",
		2775	reply => undef,
		2776	tooltip => "Shows which body parts you posess and are available",
		2777	},
		2778	"c/statistics" => {
		2779	id => "infobox",
		2780	title => "Statistics",
		2781	reply => undef,
		2782	tooltip => "Shows your primary statistics",
		2783	},
		2784	"c/skills" => {
		2785	id => "infobox",
		2786	title => "Skills",
		2787	reply => undef,
		2788	tooltip => "Shows your experience per skill and item power",
		2789	},
		2790	"c/shopitems" => {
		2791	id => "infobox",
		2792	title => "Shop Items",
		2793	reply => undef,
		2794	tooltip => "Shows the items currently for sale in this shop",
		2795	},
		2796	"c/resistances" => {
		2797	id => "infobox",
		2798	title => "Resistances",
		2799	reply => undef,
		2800	tooltip => "Shows your resistances",
		2801	},
		2802	"c/pets" => {
		2803	id => "infobox",
		2804	title => "Pets",
		2805	reply => undef,
		2806	tooltip => "Shows information abotu your pets/a specific pet",
		2807	},
		2808	"c/perceiveself" => {
		2809	id => "infobox",
		2810	title => "Perceive Self",
		2811	reply => undef,
		2812	tooltip => "You gained detailed knowledge about yourself",
		2813	},
		2814	"c/uptime" => {
		2815	id => "infobox",
		2816	title => "Uptime",
		2817	reply => undef,
		2818	tooltip => "How long the server has been running since last restart",
		2819	},
		2820	"c/mapinfo" => {
		2821	id => "infobox",
		2822	title => "Map Info",
		2823	reply => undef,
		2824	tooltip => "Information related to the maps",
		2825	},
		2826	"c/party" => {
		2827	id => "party",
		2828	title => "Party",
		2829	reply => "gsay ",
		2830	tooltip => "Messages and chat related to your party",
		2831	},
		2832	"c/death" => {
		2833	id => "death",
		2834	title => "Death",
		2835	reply => undef,
		2836	tooltip => "Reason for and more info about your most recent death",
		2837	},
		2838	"c/say" => $SAY_CHANNEL,
		2839	"c/chat" => $CHAT_CHANNEL,
2528	);	2840	);
2529		2841
2530	sub cf::client::send_msg {	2842	sub cf::client::send_msg {
2531	my ($self, $channel, $msg, $color, @extra) = @_;	2843	my ($self, $channel, $msg, $color, @extra) = @_;
2532		2844
2533	$msg = $self->pl->expand_cfpod ($msg);	2845	$msg = $self->pl->expand_cfpod ($msg)
		2846	unless $color & cf::NDI_VERBATIM;
2534		2847
2535	$color &= cf::NDI_CLIENT_MASK; # just in case...	2848	$color &= cf::NDI_CLIENT_MASK; # just in case...
2536		2849
2537	# check predefined channels, for the benefit of C	2850	# check predefined channels, for the benefit of C
2538	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	2851	if ($CHANNEL{$channel}) {
		2852	$channel = $CHANNEL{$channel};
2539		2853
		2854	$self->ext_msg (channel_info => $channel);
		2855	$channel = $channel->{id};
		2856
2540	if (ref $channel) {	2857	} elsif (ref $channel) {
2541	# send meta info to client, if not yet sent	2858	# send meta info to client, if not yet sent
2542	unless (exists $self->{channel}{$channel->{id}}) {	2859	unless (exists $self->{channel}{$channel->{id}}) {
2543	$self->{channel}{$channel->{id}} = $channel;	2860	$self->{channel}{$channel->{id}} = $channel;
2544	$self->ext_msg (channel_info => $channel)	2861	$self->ext_msg (channel_info => $channel);
2545	if $self->can_msg;
2546	}	2862	}
2547		2863
2548	$channel = $channel->{id};	2864	$channel = $channel->{id};
2549	}	2865	}
2550		2866
2551	return unless @extra || length $msg;	2867	return unless @extra || length $msg;
2552		2868
2553	if ($self->can_msg) {
2554	# default colour, mask it out	2869	# default colour, mask it out
2555	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2870	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2556	if $color & cf::NDI_DEF;	2871	if $color & cf::NDI_DEF;
2557		2872
2558	$self->send_packet ("msg " . $self->{json_coder}->encode (	2873	my $pkt = "msg "
		2874	. $self->{json_coder}->encode (
2559	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2875	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2560	} else {	2876	);
2561	if ($color >= 0) {
2562	# replace some tags by gcfclient-compatible ones
2563	for ($msg) {
2564	1 while
2565	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2566	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2567	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2568	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2569	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2570	}
2571		2877
2572	$color &= cf::NDI_COLOR_MASK;	2878	# try lzf for large packets
		2879	$pkt = "lzf " . Compress::LZF::compress $pkt
		2880	if 1024 <= length $pkt and $self->{can_lzf};
2573		2881
2574	utf8::encode $msg;	2882	# split very large packets
2575		2883	if (8192 < length $pkt and $self->{can_lzf}) {
2576	if (0 && $msg =~ /\[/) {	2884	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2577	# COMMAND/INFO	2885	$pkt = "frag";
2578	$self->send_packet ("drawextinfo $color 10 8 $msg")
2579	} else {
2580	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2581	$self->send_packet ("drawinfo $color $msg")
2582	}
2583	}
2584	}	2886	}
		2887
		2888	$self->send_packet ($pkt);
2585	}	2889	}
2586		2890
2587	=item $client->ext_msg ($type, @msg)	2891	=item $client->ext_msg ($type, @msg)
2588		2892
2589	Sends an ext event to the client.	2893	Sends an ext event to the client.
…		…
2762	=pod	3066	=pod
2763		3067
2764	The following functions and methods are available within a safe environment:	3068	The following functions and methods are available within a safe environment:
2765		3069
2766	cf::object	3070	cf::object
2767	contr pay_amount pay_player map x y force_find force_add	3071	contr pay_amount pay_player map x y force_find force_add destroy
2768	insert remove name archname title slaying race decrease_ob_nr	3072	insert remove name archname title slaying race decrease split
		3073	value
2769		3074
2770	cf::object::player	3075	cf::object::player
2771	player	3076	player
2772		3077
2773	cf::player	3078	cf::player
…		…
2778		3083
2779	=cut	3084	=cut
2780		3085
2781	for (	3086	for (
2782	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3087	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2783	insert remove inv name archname title slaying race	3088	insert remove inv nrof name archname title slaying race
2784	decrease_ob_nr)],	3089	decrease split destroy change_exp value msg lore send_msg)],
2785	["cf::object::player" => qw(player)],	3090	["cf::object::player" => qw(player)],
2786	["cf::player" => qw(peaceful)],	3091	["cf::player" => qw(peaceful send_msg)],
2787	["cf::map" => qw(trigger)],	3092	["cf::map" => qw(trigger)],
2788	) {	3093	) {
2789	no strict 'refs';	3094	no strict 'refs';
2790	my ($pkg, @funs) = @$_;	3095	my ($pkg, @funs) = @$_;
2791	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3096	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2808	my ($code, %vars) = @_;	3113	my ($code, %vars) = @_;
2809		3114
2810	my $qcode = $code;	3115	my $qcode = $code;
2811	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3116	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2812	$qcode =~ s/\n/\\n/g;	3117	$qcode =~ s/\n/\\n/g;
		3118
		3119	%vars = (_dummy => 0) unless %vars;
2813		3120
2814	local $_;	3121	local $_;
2815	local @safe::cf::_safe_eval_args = values %vars;	3122	local @safe::cf::_safe_eval_args = values %vars;
2816		3123
2817	my $eval =	3124	my $eval =
…		…
2894	{	3201	{
2895	my $faces = $facedata->{faceinfo};	3202	my $faces = $facedata->{faceinfo};
2896		3203
2897	while (my ($face, $info) = each %$faces) {	3204	while (my ($face, $info) = each %$faces) {
2898	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3205	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3206
2899	cf::face::set_visibility $idx, $info->{visibility};	3207	cf::face::set_visibility $idx, $info->{visibility};
2900	cf::face::set_magicmap $idx, $info->{magicmap};	3208	cf::face::set_magicmap $idx, $info->{magicmap};
2901	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3209	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2902	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3210	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2903		3211
2904	cf::cede_to_tick;	3212	cf::cede_to_tick;
2905	}	3213	}
2906		3214
2907	while (my ($face, $info) = each %$faces) {	3215	while (my ($face, $info) = each %$faces) {
2908	next unless $info->{smooth};	3216	next unless $info->{smooth};
		3217
2909	my $idx = cf::face::find $face	3218	my $idx = cf::face::find $face
2910	or next;	3219	or next;
		3220
2911	if (my $smooth = cf::face::find $info->{smooth}) {	3221	if (my $smooth = cf::face::find $info->{smooth}) {
2912	cf::face::set_smooth $idx, $smooth;	3222	cf::face::set_smooth $idx, $smooth;
2913	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3223	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2914	} else {	3224	} else {
2915	warn "smooth face '$info->{smooth}' not found for face '$face'";	3225	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2933	{	3243	{
2934	# TODO: for gcfclient pleasure, we should give resources	3244	# TODO: for gcfclient pleasure, we should give resources
2935	# that gcfclient doesn't grok a >10000 face index.	3245	# that gcfclient doesn't grok a >10000 face index.
2936	my $res = $facedata->{resource};	3246	my $res = $facedata->{resource};
2937		3247
2938	my $soundconf = delete $res->{"res/sound.conf"};
2939
2940	while (my ($name, $info) = each %$res) {	3248	while (my ($name, $info) = each %$res) {
		3249	if (defined $info->{type}) {
2941	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3250	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2942	my $data;	3251	my $data;
2943		3252
2944	if ($info->{type} & 1) {	3253	if ($info->{type} & 1) {
2945	# prepend meta info	3254	# prepend meta info
2946		3255
2947	my $meta = $enc->encode ({	3256	my $meta = $enc->encode ({
2948	name => $name,	3257	name => $name,
2949	%{ $info->{meta} || {} },	3258	%{ $info->{meta} || {} },
2950	});	3259	});
2951		3260
2952	$data = pack "(w/a*)*", $meta, $info->{data};	3261	$data = pack "(w/a*)*", $meta, $info->{data};
		3262	} else {
		3263	$data = $info->{data};
		3264	}
		3265
		3266	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3267	cf::face::set_type $idx, $info->{type};
2953	} else {	3268	} else {
2954	$data = $info->{data};	3269	$RESOURCE{$name} = $info;
2955	}	3270	}
2956		3271
2957	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2958	cf::face::set_type $idx, $info->{type};
2959
2960	cf::cede_to_tick;	3272	cf::cede_to_tick;
2961	}	3273	}
2962
2963	if ($soundconf) {
2964	$soundconf = $enc->decode (delete $soundconf->{data});
2965
2966	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2967	my $sound = $soundconf->{compat}[$_]
2968	or next;
2969
2970	my $face = cf::face::find "sound/$sound->[1]";
2971	cf::sound::set $sound->[0] => $face;
2972	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2973	}
2974
2975	while (my ($k, $v) = each %{$soundconf->{event}}) {
2976	my $face = cf::face::find "sound/$v";
2977	cf::sound::set $k => $face;
2978	}
2979	}
2980	}	3274	}
		3275
		3276	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2981		3277
2982	1	3278	1
2983	}	3279	}
		3280
		3281	cf::global->attach (on_resource_update => sub {
		3282	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3283	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3284
		3285	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3286	my $sound = $soundconf->{compat}[$_]
		3287	or next;
		3288
		3289	my $face = cf::face::find "sound/$sound->[1]";
		3290	cf::sound::set $sound->[0] => $face;
		3291	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3292	}
		3293
		3294	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3295	my $face = cf::face::find "sound/$v";
		3296	cf::sound::set $k => $face;
		3297	}
		3298	}
		3299	});
2984		3300
2985	register_exticmd fx_want => sub {	3301	register_exticmd fx_want => sub {
2986	my ($ns, $want) = @_;	3302	my ($ns, $want) = @_;
2987		3303
2988	while (my ($k, $v) = each %$want) {	3304	while (my ($k, $v) = each %$want) {
2989	$ns->fx_want ($k, $v);	3305	$ns->fx_want ($k, $v);
2990	}	3306	}
2991	};	3307	};
		3308
		3309	sub load_resource_file($) {
		3310	my $guard = lock_acquire "load_resource_file";
		3311
		3312	my $status = load_resource_file_ $_[0];
		3313	get_slot 0.1, 100;
		3314	cf::arch::commit_load;
		3315
		3316	$status
		3317	}
2992		3318
2993	sub reload_regions {	3319	sub reload_regions {
2994	# HACK to clear player env face cache, we need some signal framework	3320	# HACK to clear player env face cache, we need some signal framework
2995	# for this (global event?)	3321	# for this (global event?)
2996	%ext::player_env::MUSIC_FACE_CACHE = ();	3322	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3010	}	3336	}
3011		3337
3012	sub reload_archetypes {	3338	sub reload_archetypes {
3013	load_resource_file "$DATADIR/archetypes"	3339	load_resource_file "$DATADIR/archetypes"
3014	or die "unable to load archetypes\n";	3340	or die "unable to load archetypes\n";
3015	#d# NEED to laod twice to resolve forward references
3016	# this really needs to be done in an extra post-pass
3017	# (which needs to be synchronous, so solve it differently)
3018	load_resource_file "$DATADIR/archetypes"
3019	or die "unable to load archetypes\n";
3020	}	3341	}
3021		3342
3022	sub reload_treasures {	3343	sub reload_treasures {
3023	load_resource_file "$DATADIR/treasures"	3344	load_resource_file "$DATADIR/treasures"
3024	or die "unable to load treasurelists\n";	3345	or die "unable to load treasurelists\n";
3025	}	3346	}
3026		3347
3027	sub reload_resources {	3348	sub reload_resources {
3028	warn "reloading resource files...\n";	3349	warn "reloading resource files...\n";
3029		3350
		3351	reload_facedata;
		3352	reload_archetypes;
3030	reload_regions;	3353	reload_regions;
3031	reload_facedata;
3032	#reload_archetypes;#d#
3033	reload_archetypes;
3034	reload_treasures;	3354	reload_treasures;
3035		3355
3036	warn "finished reloading resource files\n";	3356	warn "finished reloading resource files\n";
3037	}
3038
3039	sub init {
3040	reload_resources;
3041	}	3357	}
3042		3358
3043	sub reload_config {	3359	sub reload_config {
3044	open my $fh, "<:utf8", "$CONFDIR/config"	3360	open my $fh, "<:utf8", "$CONFDIR/config"
3045	or return;	3361	or return;
3046		3362
3047	local $/;	3363	local $/;
3048	*CFG = YAML::Syck::Load <$fh>;	3364	*CFG = YAML::Load <$fh>;
3049		3365
3050	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3366	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3051		3367
3052	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3368	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3053	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3369	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3059	};	3375	};
3060	warn $@ if $@;	3376	warn $@ if $@;
3061	}	3377	}
3062	}	3378	}
3063		3379
		3380	sub pidfile() {
		3381	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3382	or die "$PIDFILE: $!";
		3383	flock $fh, &Fcntl::LOCK_EX
		3384	or die "$PIDFILE: flock: $!";
		3385	$fh
		3386	}
		3387
		3388	# make sure only one server instance is running at any one time
		3389	sub atomic {
		3390	my $fh = pidfile;
		3391
		3392	my $pid = <$fh>;
		3393	kill 9, $pid if $pid > 0;
		3394
		3395	seek $fh, 0, 0;
		3396	print $fh $$;
		3397	}
		3398
3064	sub main {	3399	sub main {
		3400	cf::init_globals; # initialise logging
		3401
		3402	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3403	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3404	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3405	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3406
		3407	cf::init_experience;
		3408	cf::init_anim;
		3409	cf::init_attackmess;
		3410	cf::init_dynamic;
		3411
		3412	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3413
3065	# we must not ever block the main coroutine	3414	# we must not ever block the main coroutine
3066	local $Coro::idle = sub {	3415	local $Coro::idle = sub {
3067	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3416	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3068	(async {	3417	(async {
3069	Event::one_event;	3418	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3419	EV::loop EV::LOOP_ONESHOT;
3070	})->prio (Coro::PRIO_MAX);	3420	})->prio (Coro::PRIO_MAX);
3071	};	3421	};
3072		3422
		3423	evthread_start IO::AIO::poll_fileno;
		3424
		3425	cf::sync_job {
		3426	reload_resources;
3073	reload_config;	3427	reload_config;
3074	db_init;	3428	db_init;
		3429
		3430	cf::load_settings;
		3431	cf::load_materials;
		3432	cf::init_uuid;
		3433	cf::init_signals;
		3434	cf::init_commands;
		3435	cf::init_skills;
		3436
		3437	cf::init_beforeplay;
		3438
		3439	atomic;
		3440
3075	load_extensions;	3441	load_extensions;
3076		3442
3077	$TICK_WATCHER->start;	3443	utime time, time, $RUNTIMEFILE;
		3444
		3445	# no (long-running) fork's whatsoever before this point(!)
		3446	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3447
		3448	(pop @POST_INIT)->(0) while @POST_INIT;
		3449	};
		3450
3078	Event::loop;	3451	EV::loop;
3079	}	3452	}
3080		3453
3081	#############################################################################	3454	#############################################################################
3082	# initialisation and cleanup	3455	# initialisation and cleanup
3083		3456
3084	# install some emergency cleanup handlers	3457	# install some emergency cleanup handlers
3085	BEGIN {	3458	BEGIN {
		3459	our %SIGWATCHER = ();
3086	for my $signal (qw(INT HUP TERM)) {	3460	for my $signal (qw(INT HUP TERM)) {
3087	Event->signal (	3461	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3088	reentrant => 0,
3089	data => WF_AUTOCANCEL,
3090	signal => $signal,
3091	prio => 0,
3092	cb => sub {
3093	cf::cleanup "SIG$signal";	3462	cf::cleanup "SIG$signal";
3094	},
3095	);	3463	};
3096	}	3464	}
3097	}	3465	}
3098		3466
3099	sub write_runtime {	3467	sub write_runtime_sync {
3100	my $runtime = "$LOCALDIR/runtime";
3101
3102	# first touch the runtime file to show we are still running:	3468	# first touch the runtime file to show we are still running:
3103	# the fsync below can take a very very long time.	3469	# the fsync below can take a very very long time.
3104		3470
3105	IO::AIO::aio_utime $runtime, undef, undef;	3471	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3106		3472
3107	my $guard = cf::lock_acquire "write_runtime";	3473	my $guard = cf::lock_acquire "write_runtime";
3108		3474
3109	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3475	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3110	or return;	3476	or return;
3111		3477
3112	my $value = $cf::RUNTIME + 90 + 10;	3478	my $value = $cf::RUNTIME + 90 + 10;
3113	# 10 is the runtime save interval, for a monotonic clock	3479	# 10 is the runtime save interval, for a monotonic clock
3114	# 60 allows for the watchdog to kill the server.	3480	# 60 allows for the watchdog to kill the server.
…		…
3124	aio_utime $fh, undef, undef;	3490	aio_utime $fh, undef, undef;
3125		3491
3126	close $fh	3492	close $fh
3127	or return;	3493	or return;
3128		3494
3129	aio_rename "$runtime~", $runtime	3495	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3130	and return;	3496	and return;
3131		3497
3132	warn "runtime file written.\n";	3498	warn "runtime file written.\n";
3133		3499
3134	1	3500	1
		3501	}
		3502
		3503	our $uuid_lock;
		3504	our $uuid_skip;
		3505
		3506	sub write_uuid_sync($) {
		3507	$uuid_skip ||= $_[0];
		3508
		3509	return if $uuid_lock;
		3510	local $uuid_lock = 1;
		3511
		3512	my $uuid = "$LOCALDIR/uuid";
		3513
		3514	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3515	or return;
		3516
		3517	my $value = uuid_seq uuid_cur;
		3518
		3519	unless ($value) {
		3520	warn "cowardly refusing to write zero uuid value!\n";
		3521	return;
		3522	}
		3523
		3524	my $value = uuid_str $value + $uuid_skip;
		3525	$uuid_skip = 0;
		3526
		3527	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3528	and return;
		3529
		3530	# always fsync - this file is important
		3531	aio_fsync $fh
		3532	and return;
		3533
		3534	close $fh
		3535	or return;
		3536
		3537	aio_rename "$uuid~", $uuid
		3538	and return;
		3539
		3540	warn "uuid file written ($value).\n";
		3541
		3542	1
		3543
		3544	}
		3545
		3546	sub write_uuid($$) {
		3547	my ($skip, $sync) = @_;
		3548
		3549	$sync ? write_uuid_sync $skip
		3550	: async { write_uuid_sync $skip };
3135	}	3551	}
3136		3552
3137	sub emergency_save() {	3553	sub emergency_save() {
3138	my $freeze_guard = cf::freeze_mainloop;	3554	my $freeze_guard = cf::freeze_mainloop;
3139		3555
3140	warn "enter emergency perl save\n";	3556	warn "emergency_perl_save: enter\n";
3141		3557
3142	cf::sync_job {	3558	cf::sync_job {
		3559	# this is a trade-off: we want to be very quick here, so
		3560	# save all maps without fsync, and later call a global sync
		3561	# (which in turn might be very very slow)
		3562	local $USE_FSYNC = 0;
		3563
3143	# use a peculiar iteration method to avoid tripping on perl	3564	# use a peculiar iteration method to avoid tripping on perl
3144	# refcount bugs in for. also avoids problems with players	3565	# refcount bugs in for. also avoids problems with players
3145	# and maps saved/destroyed asynchronously.	3566	# and maps saved/destroyed asynchronously.
3146	warn "begin emergency player save\n";	3567	warn "emergency_perl_save: begin player save\n";
3147	for my $login (keys %cf::PLAYER) {	3568	for my $login (keys %cf::PLAYER) {
3148	my $pl = $cf::PLAYER{$login} or next;	3569	my $pl = $cf::PLAYER{$login} or next;
3149	$pl->valid or next;	3570	$pl->valid or next;
		3571	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3150	$pl->save;	3572	$pl->save;
3151	}	3573	}
3152	warn "end emergency player save\n";	3574	warn "emergency_perl_save: end player save\n";
3153		3575
3154	warn "begin emergency map save\n";	3576	warn "emergency_perl_save: begin map save\n";
3155	for my $path (keys %cf::MAP) {	3577	for my $path (keys %cf::MAP) {
3156	my $map = $cf::MAP{$path} or next;	3578	my $map = $cf::MAP{$path} or next;
3157	$map->valid or next;	3579	$map->valid or next;
3158	$map->save;	3580	$map->save;
3159	}	3581	}
3160	warn "end emergency map save\n";	3582	warn "emergency_perl_save: end map save\n";
3161		3583
3162	warn "begin emergency database checkpoint\n";	3584	warn "emergency_perl_save: begin database checkpoint\n";
3163	BDB::db_env_txn_checkpoint $DB_ENV;	3585	BDB::db_env_txn_checkpoint $DB_ENV;
3164	warn "end emergency database checkpoint\n";	3586	warn "emergency_perl_save: end database checkpoint\n";
		3587
		3588	warn "emergency_perl_save: begin write uuid\n";
		3589	write_uuid_sync 1;
		3590	warn "emergency_perl_save: end write uuid\n";
3165	};	3591	};
3166		3592
		3593	warn "emergency_perl_save: starting sync()\n";
		3594	IO::AIO::aio_sync sub {
		3595	warn "emergency_perl_save: finished sync()\n";
		3596	};
		3597
3167	warn "leave emergency perl save\n";	3598	warn "emergency_perl_save: leave\n";
3168	}	3599	}
3169		3600
3170	sub post_cleanup {	3601	sub post_cleanup {
3171	my ($make_core) = @_;	3602	my ($make_core) = @_;
3172		3603
3173	warn Carp::longmess "post_cleanup backtrace"	3604	warn Carp::longmess "post_cleanup backtrace"
3174	if $make_core;	3605	if $make_core;
		3606
		3607	my $fh = pidfile;
		3608	unlink $PIDFILE if <$fh> == $$;
		3609	}
		3610
		3611	# a safer delete_package, copied from Symbol
		3612	sub clear_package($) {
		3613	my $pkg = shift;
		3614
		3615	# expand to full symbol table name if needed
		3616	unless ($pkg =~ /^main::.*::$/) {
		3617	$pkg = "main$pkg" if $pkg =~ /^::/;
		3618	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3619	$pkg .= '::' unless $pkg =~ /::$/;
		3620	}
		3621
		3622	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3623	my $stem_symtab = *{$stem}{HASH};
		3624
		3625	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3626	or return;
		3627
		3628	# clear all symbols
		3629	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3630	for my $name (keys %$leaf_symtab) {
		3631	_gv_clear *{"$pkg$name"};
		3632	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3633	}
		3634	warn "cleared package $pkg\n";#d#
3175	}	3635	}
3176		3636
3177	sub do_reload_perl() {	3637	sub do_reload_perl() {
3178	# can/must only be called in main	3638	# can/must only be called in main
3179	if ($Coro::current != $Coro::main) {	3639	if ($Coro::current != $Coro::main) {
3180	warn "can only reload from main coroutine";	3640	warn "can only reload from main coroutine";
3181	return;	3641	return;
3182	}	3642	}
3183		3643
		3644	return if $RELOAD++;
		3645
		3646	my $t1 = EV::time;
		3647
		3648	while ($RELOAD) {
3184	warn "reloading...";	3649	warn "reloading...";
3185		3650
3186	warn "entering sync_job";	3651	warn "entering sync_job";
3187		3652
3188	cf::sync_job {	3653	cf::sync_job {
3189	cf::write_runtime; # external watchdog should not bark	3654	cf::write_runtime_sync; # external watchdog should not bark
3190	cf::emergency_save;	3655	cf::emergency_save;
3191	cf::write_runtime; # external watchdog should not bark	3656	cf::write_runtime_sync; # external watchdog should not bark
3192		3657
3193	warn "syncing database to disk";	3658	warn "syncing database to disk";
3194	BDB::db_env_txn_checkpoint $DB_ENV;	3659	BDB::db_env_txn_checkpoint $DB_ENV;
3195		3660
3196	# if anything goes wrong in here, we should simply crash as we already saved	3661	# if anything goes wrong in here, we should simply crash as we already saved
3197		3662
3198	warn "cancelling all WF_AUTOCANCEL watchers";
3199	for (Event::all_watchers) {
3200	$_->cancel if $_->data & WF_AUTOCANCEL;
3201	}
3202
3203	warn "flushing outstanding aio requests";	3663	warn "flushing outstanding aio requests";
3204	for (;;) {
3205	BDB::flush;
3206	IO::AIO::flush;
3207	Coro::cede;
3208	last unless IO::AIO::nreqs || BDB::nreqs;	3664	while (IO::AIO::nreqs || BDB::nreqs) {
3209	warn "iterate...";	3665	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3210	}
3211
3212	++$RELOAD;
3213
3214	warn "cancelling all extension coros";
3215	$_->cancel for values %EXT_CORO;
3216	%EXT_CORO = ();
3217
3218	warn "removing commands";
3219	%COMMAND = ();
3220
3221	warn "removing ext/exti commands";
3222	%EXTCMD = ();
3223	%EXTICMD = ();
3224
3225	warn "unloading/nuking all extensions";
3226	for my $pkg (@EXTS) {
3227	warn "... unloading $pkg";
3228
3229	if (my $cb = $pkg->can ("unload")) {
3230	eval {
3231	$cb->($pkg);
3232	1
3233	} or warn "$pkg unloaded, but with errors: $@";
3234	}	3666	}
3235		3667
3236	warn "... nuking $pkg";	3668	warn "cancelling all extension coros";
3237	Symbol::delete_package $pkg;	3669	$_->cancel for values %EXT_CORO;
3238	}	3670	%EXT_CORO = ();
3239		3671
3240	warn "unloading all perl modules loaded from $LIBDIR";	3672	warn "removing commands";
3241	while (my ($k, $v) = each %INC) {	3673	%COMMAND = ();
3242	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3243		3674
		3675	warn "removing ext/exti commands";
		3676	%EXTCMD = ();
		3677	%EXTICMD = ();
		3678
		3679	warn "unloading/nuking all extensions";
		3680	for my $pkg (@EXTS) {
3244	warn "... unloading $k";	3681	warn "... unloading $pkg";
3245	delete $INC{$k};
3246		3682
3247	$k =~ s/\.pm$//;
3248	$k =~ s/\//::/g;
3249
3250	if (my $cb = $k->can ("unload_module")) {	3683	if (my $cb = $pkg->can ("unload")) {
		3684	eval {
3251	$cb->();	3685	$cb->($pkg);
		3686	1
		3687	} or warn "$pkg unloaded, but with errors: $@";
		3688	}
		3689
		3690	warn "... clearing $pkg";
		3691	clear_package $pkg;
3252	}	3692	}
3253		3693
3254	Symbol::delete_package $k;	3694	warn "unloading all perl modules loaded from $LIBDIR";
		3695	while (my ($k, $v) = each %INC) {
		3696	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3697
		3698	warn "... unloading $k";
		3699	delete $INC{$k};
		3700
		3701	$k =~ s/\.pm$//;
		3702	$k =~ s/\//::/g;
		3703
		3704	if (my $cb = $k->can ("unload_module")) {
		3705	$cb->();
		3706	}
		3707
		3708	clear_package $k;
3255	}	3709	}
3256		3710
3257	warn "getting rid of safe::, as good as possible";	3711	warn "getting rid of safe::, as good as possible";
3258	Symbol::delete_package "safe::$_"	3712	clear_package "safe::$_"
3259	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3713	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3260		3714
3261	warn "unloading cf.pm \"a bit\"";	3715	warn "unloading cf.pm \"a bit\"";
3262	delete $INC{"cf.pm"};	3716	delete $INC{"cf.pm"};
3263	delete $INC{"cf/pod.pm"};	3717	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3264		3718
3265	# don't, removes xs symbols, too,	3719	# don't, removes xs symbols, too,
3266	# and global variables created in xs	3720	# and global variables created in xs
3267	#Symbol::delete_package __PACKAGE__;	3721	#clear_package __PACKAGE__;
3268		3722
3269	warn "unload completed, starting to reload now";	3723	warn "unload completed, starting to reload now";
3270		3724
3271	warn "reloading cf.pm";	3725	warn "reloading cf.pm";
3272	require cf;	3726	require cf;
3273	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3727	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3274		3728
3275	warn "loading config and database again";	3729	warn "loading config and database again";
3276	cf::reload_config;	3730	cf::reload_config;
3277		3731
3278	warn "loading extensions";	3732	warn "loading extensions";
3279	cf::load_extensions;	3733	cf::load_extensions;
3280		3734
		3735	if ($REATTACH_ON_RELOAD) {
3281	warn "reattaching attachments to objects/players";	3736	warn "reattaching attachments to objects/players";
3282	_global_reattach; # objects, sockets	3737	_global_reattach; # objects, sockets
3283	warn "reattaching attachments to maps";	3738	warn "reattaching attachments to maps";
3284	reattach $_ for values %MAP;	3739	reattach $_ for values %MAP;
3285	warn "reattaching attachments to players";	3740	warn "reattaching attachments to players";
3286	reattach $_ for values %PLAYER;	3741	reattach $_ for values %PLAYER;
		3742	}
3287		3743
		3744	warn "running post_init jobs";
		3745	(pop @POST_INIT)->(1) while @POST_INIT;
		3746
3288	warn "leaving sync_job";	3747	warn "leaving sync_job";
3289		3748
3290	1	3749	1
3291	} or do {	3750	} or do {
3292	warn $@;	3751	warn $@;
3293	warn "error while reloading, exiting.";	3752	cf::cleanup "error while reloading, exiting.";
3294	exit 1;
3295	};	3753	};
3296		3754
3297	warn "reloaded";	3755	warn "reloaded";
		3756	--$RELOAD;
		3757	}
		3758
		3759	$t1 = EV::time - $t1;
		3760	warn "reload completed in ${t1}s\n";
3298	};	3761	};
3299		3762
3300	our $RELOAD_WATCHER; # used only during reload	3763	our $RELOAD_WATCHER; # used only during reload
3301		3764
3302	sub reload_perl() {	3765	sub reload_perl() {
3303	# doing reload synchronously and two reloads happen back-to-back,	3766	# doing reload synchronously and two reloads happen back-to-back,
3304	# coro crashes during coro_state_free->destroy here.	3767	# coro crashes during coro_state_free->destroy here.
3305		3768
3306	$RELOAD_WATCHER ||= Event->timer (	3769	$RELOAD_WATCHER ||= cf::async {
3307	reentrant => 0,	3770	Coro::AIO::aio_wait cache_extensions;
3308	after => 0,	3771
3309	data => WF_AUTOCANCEL,	3772	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3310	cb => sub {
3311	do_reload_perl;	3773	do_reload_perl;
3312	undef $RELOAD_WATCHER;	3774	undef $RELOAD_WATCHER;
3313	},	3775	};
3314	);	3776	};
3315	}	3777	}
3316		3778
3317	register_command "reload" => sub {	3779	register_command "reload" => sub {
3318	my ($who, $arg) = @_;	3780	my ($who, $arg) = @_;
3319		3781
3320	if ($who->flag (FLAG_WIZ)) {	3782	if ($who->flag (FLAG_WIZ)) {
3321	$who->message ("reloading server.");	3783	$who->message ("reloading server.");
		3784	async {
		3785	$Coro::current->{desc} = "perl_reload";
3322	async { reload_perl };	3786	reload_perl;
		3787	};
3323	}	3788	}
3324	};	3789	};
3325		3790
3326	unshift @INC, $LIBDIR;	3791	unshift @INC, $LIBDIR;
3327		3792
…		…
3329		3794
3330	our @WAIT_FOR_TICK;	3795	our @WAIT_FOR_TICK;
3331	our @WAIT_FOR_TICK_BEGIN;	3796	our @WAIT_FOR_TICK_BEGIN;
3332		3797
3333	sub wait_for_tick {	3798	sub wait_for_tick {
3334	return unless $TICK_WATCHER->is_active;
3335	return if $Coro::current == $Coro::main;	3799	return if tick_inhibit || $Coro::current == $Coro::main;
3336		3800
3337	my $signal = new Coro::Signal;	3801	my $signal = new Coro::Signal;
3338	push @WAIT_FOR_TICK, $signal;	3802	push @WAIT_FOR_TICK, $signal;
3339	$signal->wait;	3803	$signal->wait;
3340	}	3804	}
3341		3805
3342	sub wait_for_tick_begin {	3806	sub wait_for_tick_begin {
3343	return unless $TICK_WATCHER->is_active;
3344	return if $Coro::current == $Coro::main;	3807	return if tick_inhibit || $Coro::current == $Coro::main;
3345		3808
3346	my $signal = new Coro::Signal;	3809	my $signal = new Coro::Signal;
3347	push @WAIT_FOR_TICK_BEGIN, $signal;	3810	push @WAIT_FOR_TICK_BEGIN, $signal;
3348	$signal->wait;	3811	$signal->wait;
3349	}	3812	}
3350		3813
3351	my $min = 1e6;#d#	3814	sub tick {
3352	my $avg = 10;
3353	$TICK_WATCHER = Event->timer (
3354	reentrant => 0,
3355	parked => 1,
3356	prio => 0,
3357	at => $NEXT_TICK || $TICK,
3358	data => WF_AUTOCANCEL,
3359	cb => sub {
3360	if ($Coro::current != $Coro::main) {	3815	if ($Coro::current != $Coro::main) {
3361	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3816	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3362	unless ++$bug_warning > 10;	3817	unless ++$bug_warning > 10;
3363	return;	3818	return;
3364	}	3819	}
3365		3820
3366	$NOW = $tick_start = Event::time;
3367
3368	cf::server_tick; # one server iteration	3821	cf::server_tick; # one server iteration
3369		3822
3370	0 && sync_job {#d#	3823	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3371	for(1..10) {	3824	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3372	my $t = Event::time;	3825	Coro::async_pool {
3373	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3826	$Coro::current->{desc} = "runtime saver";
3374	or die;	3827	write_runtime_sync
3375		3828	or warn "ERROR: unable to write runtime file: $!";
3376	$map->width (50);
3377	$map->height (50);
3378	$map->alloc;
3379	$map->_load_objects ("/tmp/x.map", 1);
3380	my $t = Event::time - $t;
3381
3382	#next unless $t < 0.0013;#d#
3383	if ($t < $min) {
3384	$min = $t;
3385	}
3386	$avg = $avg * 0.99 + $t * 0.01;
3387	}
3388	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3389	exit 0;
3390	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3391	};	3829	};
		3830	}
3392		3831
3393	$RUNTIME += $TICK;
3394	$NEXT_TICK += $TICK;
3395
3396	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3397	$NEXT_RUNTIME_WRITE = $NOW + 10;
3398	Coro::async_pool {
3399	write_runtime
3400	or warn "ERROR: unable to write runtime file: $!";
3401	};
3402	}
3403
3404	# my $AFTER = Event::time;
3405	# warn $AFTER - $NOW;#d#
3406
3407	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3832	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3408	$sig->send;	3833	$sig->send;
3409	}	3834	}
3410	while (my $sig = shift @WAIT_FOR_TICK) {	3835	while (my $sig = shift @WAIT_FOR_TICK) {
3411	$sig->send;	3836	$sig->send;
3412	}	3837	}
3413		3838
3414	$NOW = Event::time;	3839	$LOAD = ($NOW - $TICK_START) / $TICK;
3415
3416	# if we are delayed by four ticks or more, skip them all
3417	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3418
3419	$TICK_WATCHER->at ($NEXT_TICK);
3420	$TICK_WATCHER->start;
3421
3422	$LOAD = ($NOW - $tick_start) / $TICK;
3423	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3840	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3424		3841
3425	_post_tick;	3842	if (0) {
3426		3843	if ($NEXT_TICK) {
3427		3844	my $jitter = $TICK_START - $NEXT_TICK;
		3845	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3846	warn "jitter $JITTER\n";#d#
		3847	}
3428	},	3848	}
3429	);	3849	}
3430		3850
3431	{	3851	{
3432	BDB::max_poll_time $TICK * 0.1;	3852	# configure BDB
3433	$BDB_POLL_WATCHER = Event->io (	3853
3434	reentrant => 0,
3435	fd => BDB::poll_fileno,
3436	poll => 'r',
3437	prio => 0,
3438	data => WF_AUTOCANCEL,
3439	cb => \&BDB::poll_cb,
3440	);
3441	BDB::min_parallel 8;	3854	BDB::min_parallel 8;
3442		3855	BDB::max_poll_reqs $TICK * 0.1;
3443	BDB::set_sync_prepare {	3856	$AnyEvent::BDB::WATCHER->priority (1);
3444	my $status;
3445	my $current = $Coro::current;
3446	(
3447	sub {
3448	$status = $!;
3449	$current->ready; undef $current;
3450	},
3451	sub {
3452	Coro::schedule while defined $current;
3453	$! = $status;
3454	},
3455	)
3456	};
3457		3857
3458	unless ($DB_ENV) {	3858	unless ($DB_ENV) {
3459	$DB_ENV = BDB::db_env_create;	3859	$DB_ENV = BDB::db_env_create;
		3860	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3861	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3862	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3863	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3864	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3460		3865
3461	cf::sync_job {	3866	cf::sync_job {
3462	eval {	3867	eval {
3463	BDB::db_env_open	3868	BDB::db_env_open
3464	$DB_ENV,	3869	$DB_ENV,
…		…
3466	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3871	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3467	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3872	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3468	0666;	3873	0666;
3469		3874
3470	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3875	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3471
3472	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3473	$DB_ENV->set_lk_detect;
3474	};	3876	};
3475		3877
3476	cf::cleanup "db_env_open(db): $@" if $@;	3878	cf::cleanup "db_env_open(db): $@" if $@;
3477	};	3879	};
3478	}	3880	}
		3881
		3882	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3883	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3884	};
		3885	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3886	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3887	};
		3888	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3889	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3890	};
3479	}	3891	}
3480		3892
3481	{	3893	{
		3894	# configure IO::AIO
		3895
3482	IO::AIO::min_parallel 8;	3896	IO::AIO::min_parallel 8;
3483
3484	undef $Coro::AIO::WATCHER;
3485	IO::AIO::max_poll_time $TICK * 0.1;	3897	IO::AIO::max_poll_time $TICK * 0.1;
3486	$AIO_POLL_WATCHER = Event->io (	3898	undef $AnyEvent::AIO::WATCHER;
3487	reentrant => 0,
3488	data => WF_AUTOCANCEL,
3489	fd => IO::AIO::poll_fileno,
3490	poll => 'r',
3491	prio => 6,
3492	cb => \&IO::AIO::poll_cb,
3493	);
3494	}	3899	}
3495		3900
3496	my $_log_backtrace;	3901	my $_log_backtrace;
3497		3902
3498	sub _log_backtrace {	3903	sub _log_backtrace {
…		…
3501	$msg =~ s/\n//;	3906	$msg =~ s/\n//;
3502		3907
3503	# limit the # of concurrent backtraces	3908	# limit the # of concurrent backtraces
3504	if ($_log_backtrace < 2) {	3909	if ($_log_backtrace < 2) {
3505	++$_log_backtrace;	3910	++$_log_backtrace;
		3911	my $perl_bt = Carp::longmess $msg;
3506	async {	3912	async {
		3913	$Coro::current->{desc} = "abt $msg";
		3914
3507	my @bt = fork_call {	3915	my @bt = fork_call {
3508	@addr = map { sprintf "%x", $_ } @addr;	3916	@addr = map { sprintf "%x", $_ } @addr;
3509	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3917	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3510	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3918	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3511	or die "addr2line: $!";	3919	or die "addr2line: $!";
…		…
3519	}	3927	}
3520		3928
3521	@funcs	3929	@funcs
3522	};	3930	};
3523		3931
3524	LOG llevInfo, "[ABT] $msg\n";	3932	LOG llevInfo, "[ABT] $perl_bt\n";
		3933	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3525	LOG llevInfo, "[ABT] $_\n" for @bt;	3934	LOG llevInfo, "[ABT] $_\n" for @bt;
3526	--$_log_backtrace;	3935	--$_log_backtrace;
3527	};	3936	};
3528	} else {	3937	} else {
3529	LOG llevInfo, "[ABT] $msg\n";	3938	LOG llevInfo, "[ABT] $msg\n";
3530	LOG llevInfo, "[ABT] [suppressed]\n";	3939	LOG llevInfo, "[ABT] [suppressed]\n";
3531	}	3940	}
3532	}	3941	}
3533		3942
3534	# load additional modules	3943	# load additional modules
3535	use cf::pod;	3944	require "cf/$_.pm" for @EXTRA_MODULES;
3536		3945
3537	END { cf::emergency_save }	3946	END { cf::emergency_save }
3538		3947
3539	1	3948	1
3540		3949

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