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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.348 by root, Thu Aug 30 08:34:40 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~";
…		…
1413	or return [];	1596	or return [];
1414		1597
1415	my @logins;	1598	my @logins;
1416		1599
1417	for my $login (@$dirs) {	1600	for my $login (@$dirs) {
		1601	my $path = path $login;
		1602
		1603	# a .pst is a dead give-away for a valid player
		1604	# if no pst file found, open and chekc for blocked users
		1605	if (aio_stat "$path.pst") {
1418	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1606	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1419	aio_read $fh, 0, 512, my $buf, 0 or next;	1607	aio_read $fh, 0, 512, my $buf, 0 or next;
1420	$buf !~ /^password -------------$/m or next; # official not-valid tag	1608	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1609	}
1421		1610
1422	utf8::decode $login;	1611	utf8::decode $login;
1423	push @logins, $login;	1612	push @logins, $login;
1424	}	1613	}
1425		1614
…		…
1452	}	1641	}
1453		1642
1454	\@paths	1643	\@paths
1455	}	1644	}
1456		1645
1457	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1646	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1458		1647
1459	Expand crossfire pod fragments into protocol xml.	1648	Expand deliantra pod fragments into protocol xml.
1460
1461	=cut
1462
1463	sub expand_cfpod {
1464	((my $self), (local $_)) = @_;
1465
1466	# escape & and <
1467	s/&/&amp;/g;
1468	s/(?<![BIUGH])</&lt;/g;
1469
1470	# this is buggy, it needs to properly take care of nested <'s
1471
1472	1 while
1473	# replace B<>, I<>, U<> etc.
1474	s/B<([^\>]*)>/<b>$1<\/b>/
1475	|| s/I<([^\>]*)>/<i>$1<\/i>/
1476	|| s/U<([^\>]*)>/<u>$1<\/u>/
1477	# replace G<male|female> tags
1478	|| s{G<([^>|]*)\|([^>]*)>}{
1479	$self->gender ? $2 : $1
1480	}ge
1481	# replace H<hint text>
1482	|| s{H<([^\>]*)>}
1483	{
1484	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1485	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1486	"")
1487	[$self->{hintmode}]
1488	}ge;
1489
1490	# create single paragraphs (very hackish)
1491	s/(?<=\S)\n(?=\w)/ /g;
1492
1493	# compress some whitespace
1494	s/\s+\n/\n/g; # ws line-ends
1495	s/\n\n+/\n/g; # double lines
1496	s/^\n+//; # beginning lines
1497	s/\n+$//; # ending lines
1498
1499	$_
1500	}
1501
1502	sub hintmode {
1503	$_[0]{hintmode} = $_[1] if @_ > 1;
1504	$_[0]{hintmode}
1505	}
1506		1649
1507	=item $player->ext_reply ($msgid, @msg)	1650	=item $player->ext_reply ($msgid, @msg)
1508		1651
1509	Sends an ext reply to the player.	1652	Sends an ext reply to the player.
1510		1653
…		…
1577	our $MAX_RESET = 3600;	1720	our $MAX_RESET = 3600;
1578	our $DEFAULT_RESET = 3000;	1721	our $DEFAULT_RESET = 3000;
1579		1722
1580	sub generate_random_map {	1723	sub generate_random_map {
1581	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
1582	# mit "rum" bekleckern, nicht	1728	# mit "rum" bekleckern, nicht
1583	$self->_create_random_map (	1729	$self->_create_random_map (
1584	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1730	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1585	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1731	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1586	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1732	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1708		1854
1709	# the temporary/swap location	1855	# the temporary/swap location
1710	sub save_path {	1856	sub save_path {
1711	my ($self) = @_;	1857	my ($self) = @_;
1712		1858
1713	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1859	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1714	"$TMPDIR/$path.map"	1860	"$TMPDIR/$path.map"
1715	}	1861	}
1716		1862
1717	# the unique path, undef == no special unique path	1863	# the unique path, undef == no special unique path
1718	sub uniq_path {	1864	sub uniq_path {
1719	my ($self) = @_;	1865	my ($self) = @_;
1720		1866
1721	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1867	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1722	"$UNIQUEDIR/$path"	1868	"$UNIQUEDIR/$path"
1723	}
1724
1725	# and all this just because we cannot iterate over
1726	# all maps in C++...
1727	sub change_all_map_light {
1728	my ($change) = @_;
1729
1730	$_->change_map_light ($change)
1731	for grep $_->outdoor, values %cf::MAP;
1732	}	1869	}
1733		1870
1734	sub decay_objects {	1871	sub decay_objects {
1735	my ($self) = @_;	1872	my ($self) = @_;
1736		1873
…		…
1749		1886
1750	sub load_header_from($) {	1887	sub load_header_from($) {
1751	my ($self, $path) = @_;	1888	my ($self, $path) = @_;
1752		1889
1753	utf8::encode $path;	1890	utf8::encode $path;
1754	#aio_open $path, O_RDONLY, 0	1891	my $f = new_from_file cf::object::thawer $path
1755	# or return;
1756
1757	$self->_load_header ($path)
1758	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;
1759		1899
1760	$self->{load_path} = $path;	1900	$self->{load_path} = $path;
1761		1901
1762	1	1902	1
1763	}	1903	}
…		…
1817	sub find {	1957	sub find {
1818	my ($path, $origin) = @_;	1958	my ($path, $origin) = @_;
1819		1959
1820	$path = normalise $path, $origin && $origin->path;	1960	$path = normalise $path, $origin && $origin->path;
1821		1961
		1962	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1822	cf::lock_wait "map_find:$path";	1963	my $guard2 = cf::lock_acquire "map_find:$path";
1823		1964
1824	$cf::MAP{$path} || do {	1965	$cf::MAP{$path} || do {
1825	my $guard = cf::lock_acquire "map_find:$path";
1826	my $map = new_from_path cf::map $path	1966	my $map = new_from_path cf::map $path
1827	or return;	1967	or return;
1828		1968
1829	$map->{last_save} = $cf::RUNTIME;	1969	$map->{last_save} = $cf::RUNTIME;
1830		1970
…		…
1832	or return;	1972	or return;
1833		1973
1834	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1974	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1835	# doing this can freeze the server in a sync job, obviously	1975	# doing this can freeze the server in a sync job, obviously
1836	#$cf::WAIT_FOR_TICK->wait;	1976	#$cf::WAIT_FOR_TICK->wait;
		1977	undef $guard2;
		1978	undef $guard1;
1837	$map->reset;	1979	$map->reset;
1838	undef $guard;
1839	return find $path;	1980	return find $path;
1840	}	1981	}
1841		1982
1842	$cf::MAP{$path} = $map	1983	$cf::MAP{$path} = $map
1843	}	1984	}
…		…
1852	local $self->{deny_reset} = 1; # loading can take a long time	1993	local $self->{deny_reset} = 1; # loading can take a long time
1853		1994
1854	my $path = $self->{path};	1995	my $path = $self->{path};
1855		1996
1856	{	1997	{
1857	my $guard1 = cf::lock_acquire "map_data:$path";	1998	my $guard = cf::lock_acquire "map_data:$path";
1858	my $guard2 = cf::lock_acquire "map_load:$path";
1859		1999
		2000	return unless $self->valid;
1860	return if $self->in_memory != cf::MAP_SWAPPED;	2001	return unless $self->in_memory == cf::MAP_SWAPPED;
1861		2002
1862	$self->in_memory (cf::MAP_LOADING);	2003	$self->in_memory (cf::MAP_LOADING);
1863		2004
1864	$self->alloc;	2005	$self->alloc;
1865		2006
1866	$self->pre_load;	2007	$self->pre_load;
1867	cf::cede_to_tick;	2008	cf::cede_to_tick;
1868		2009
		2010	my $f = new_from_file cf::object::thawer $self->{load_path};
		2011	$f->skip_block;
1869	$self->_load_objects ($self->{load_path}, 1)	2012	$self->_load_objects ($f)
1870	or return;	2013	or return;
1871		2014
1872	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2015	$self->post_load_original
1873	if delete $self->{load_original};	2016	if delete $self->{load_original};
1874		2017
1875	if (my $uniq = $self->uniq_path) {	2018	if (my $uniq = $self->uniq_path) {
1876	utf8::encode $uniq;	2019	utf8::encode $uniq;
1877	if (aio_open $uniq, O_RDONLY, 0) {	2020	unless (aio_stat $uniq) {
		2021	if (my $f = new_from_file cf::object::thawer $uniq) {
1878	$self->clear_unique_items;	2022	$self->clear_unique_items;
1879	$self->_load_objects ($uniq, 0);	2023	$self->_load_objects ($f);
		2024	$f->resolve_delayed_derefs;
		2025	}
1880	}	2026	}
1881	}	2027	}
		2028
		2029	$f->resolve_delayed_derefs;
1882		2030
1883	cf::cede_to_tick;	2031	cf::cede_to_tick;
1884	# now do the right thing for maps	2032	# now do the right thing for maps
1885	$self->link_multipart_objects;	2033	$self->link_multipart_objects;
1886	$self->difficulty ($self->estimate_difficulty)	2034	$self->difficulty ($self->estimate_difficulty)
…		…
1890	unless ($self->{deny_activate}) {	2038	unless ($self->{deny_activate}) {
1891	$self->decay_objects;	2039	$self->decay_objects;
1892	$self->fix_auto_apply;	2040	$self->fix_auto_apply;
1893	$self->update_buttons;	2041	$self->update_buttons;
1894	cf::cede_to_tick;	2042	cf::cede_to_tick;
1895	$self->set_darkness_map;
1896	cf::cede_to_tick;
1897	$self->activate;	2043	$self->activate;
1898	}	2044	}
1899		2045
1900	$self->{last_save} = $cf::RUNTIME;	2046	$self->{last_save} = $cf::RUNTIME;
1901	$self->last_access ($cf::RUNTIME);	2047	$self->last_access ($cf::RUNTIME);
1902		2048
1903	$self->in_memory (cf::MAP_IN_MEMORY);	2049	$self->in_memory (cf::MAP_ACTIVE);
1904	}	2050	}
1905		2051
1906	$self->post_load;	2052	$self->post_load;
1907	}	2053	}
1908		2054
…		…
1966	my ($path, $origin, $load) = @_;	2112	my ($path, $origin, $load) = @_;
1967		2113
1968	$path = normalise $path, $origin && $origin->{path};	2114	$path = normalise $path, $origin && $origin->{path};
1969		2115
1970	if (my $map = $cf::MAP{$path}) {	2116	if (my $map = $cf::MAP{$path}) {
1971	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2117	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1972	}	2118	}
1973		2119
1974	$MAP_PREFETCH{$path} |= $load;	2120	$MAP_PREFETCH{$path} |= $load;
1975		2121
1976	$MAP_PREFETCHER ||= cf::async {	2122	$MAP_PREFETCHER ||= cf::async {
		2123	$Coro::current->{desc} = "map prefetcher";
		2124
1977	while (%MAP_PREFETCH) {	2125	while (%MAP_PREFETCH) {
1978	while (my ($k, $v) = each %MAP_PREFETCH) {	2126	while (my ($k, $v) = each %MAP_PREFETCH) {
1979	if (my $map = find $k) {	2127	if (my $map = find $k) {
1980	$map->load if $v;	2128	$map->load if $v;
1981	}	2129	}
…		…
2007	return if $self->{deny_save};	2155	return if $self->{deny_save};
2008		2156
2009	local $self->{last_access} = $self->last_access;#d#	2157	local $self->{last_access} = $self->last_access;#d#
2010		2158
2011	cf::async {	2159	cf::async {
		2160	$Coro::current->{desc} = "map player save";
2012	$_->contr->save for $self->players;	2161	$_->contr->save for $self->players;
2013	};	2162	};
		2163
		2164	cf::get_slot 0.02;
2014		2165
2015	if ($uniq) {	2166	if ($uniq) {
2016	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2167	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2017	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2168	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2018	} else {	2169	} else {
…		…
2027	$self->save;	2178	$self->save;
2028		2179
2029	my $lock = cf::lock_acquire "map_data:$self->{path}";	2180	my $lock = cf::lock_acquire "map_data:$self->{path}";
2030		2181
2031	return if $self->players;	2182	return if $self->players;
2032	return if $self->in_memory != cf::MAP_IN_MEMORY;	2183	return if $self->in_memory != cf::MAP_ACTIVE;
2033	return if $self->{deny_save};	2184	return if $self->{deny_save};
2034		2185
		2186	$self->in_memory (cf::MAP_SWAPPED);
		2187
		2188	$self->deactivate;
		2189	$_->clear_links_to ($self) for values %cf::MAP;
2035	$self->clear;	2190	$self->clear;
2036	$self->in_memory (cf::MAP_SWAPPED);
2037	}	2191	}
2038		2192
2039	sub reset_at {	2193	sub reset_at {
2040	my ($self) = @_;	2194	my ($self) = @_;
2041		2195
…		…
2073	if $uniq;	2227	if $uniq;
2074	}	2228	}
2075		2229
2076	delete $cf::MAP{$self->path};	2230	delete $cf::MAP{$self->path};
2077		2231
		2232	$self->deactivate;
		2233	$_->clear_links_to ($self) for values %cf::MAP;
2078	$self->clear;	2234	$self->clear;
2079
2080	$_->clear_links_to ($self) for values %cf::MAP;
2081		2235
2082	$self->unlink_save;	2236	$self->unlink_save;
2083	$self->destroy;	2237	$self->destroy;
2084	}	2238	}
2085		2239
2086	my $nuke_counter = "aaaa";	2240	my $nuke_counter = "aaaa";
2087		2241
2088	sub nuke {	2242	sub nuke {
2089	my ($self) = @_;	2243	my ($self) = @_;
2090		2244
		2245	{
		2246	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2247
2091	delete $cf::MAP{$self->path};	2248	delete $cf::MAP{$self->path};
2092		2249
2093	$self->unlink_save;	2250	$self->unlink_save;
2094		2251
2095	bless $self, "cf::map";	2252	bless $self, "cf::map";
2096	delete $self->{deny_reset};	2253	delete $self->{deny_reset};
2097	$self->{deny_save} = 1;	2254	$self->{deny_save} = 1;
2098	$self->reset_timeout (1);	2255	$self->reset_timeout (1);
2099	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2256	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2100		2257
2101	$cf::MAP{$self->path} = $self;	2258	$cf::MAP{$self->path} = $self;
		2259	}
2102		2260
2103	$self->reset; # polite request, might not happen	2261	$self->reset; # polite request, might not happen
2104	}	2262	}
2105		2263
2106	=item $maps = cf::map::tmp_maps	2264	=item $maps = cf::map::tmp_maps
…		…
2148		2306
2149	sub unique_maps() {	2307	sub unique_maps() {
2150	[	2308	[
2151	map {	2309	map {
2152	utf8::decode $_;	2310	utf8::decode $_;
2153	/\.map$/	2311	s/\.map$//; # TODO future compatibility hack
		2312	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2313	? ()
2154	? normalise $_	2314	: normalise $_
2155	: ()
2156	} @{ aio_readdir $UNIQUEDIR or [] }	2315	} @{ aio_readdir $UNIQUEDIR or [] }
2157	]	2316	]
2158	}	2317	}
2159		2318
2160	package cf;
2161
2162	=back	2319	=back
2163		2320
2164	=head3 cf::object	2321	=head3 cf::object
2165		2322
2166	=cut	2323	=cut
…		…
2169		2326
2170	=over 4	2327	=over 4
2171		2328
2172	=item $ob->inv_recursive	2329	=item $ob->inv_recursive
2173		2330
2174	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.
2175		2333
2176	=cut	2334	=cut
2177		2335
2178	sub inv_recursive_;	2336	sub inv_recursive_;
2179	sub inv_recursive_ {	2337	sub inv_recursive_ {
…		…
2182		2340
2183	sub inv_recursive {	2341	sub inv_recursive {
2184	inv_recursive_ inv $_[0]	2342	inv_recursive_ inv $_[0]
2185	}	2343	}
2186		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
2187	package cf;	2373	package cf;
2188		2374
2189	=back	2375	=back
2190		2376
2191	=head3 cf::object::player	2377	=head3 cf::object::player
…		…
2197	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>
2198	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
2199	dialogue with the given NPC character.	2385	dialogue with the given NPC character.
2200		2386
2201	=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	};
2202		2402
2203	# rough implementation of a future "reply" method that works	2403	# rough implementation of a future "reply" method that works
2204	# with dialog boxes.	2404	# with dialog boxes.
2205	#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
2206	sub cf::object::player::reply($$$;$) {	2406	sub cf::object::player::reply($$$;$) {
…		…
2218	my $dialog = $pl->{npc_dialog};	2418	my $dialog = $pl->{npc_dialog};
2219	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2419	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2220		2420
2221	} else {	2421	} else {
2222	$msg = $npc->name . " says: $msg" if $npc;	2422	$msg = $npc->name . " says: $msg" if $npc;
2223	$self->message ($msg, $flags);	2423	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2224	}	2424	}
2225	}	2425	}
2226	}	2426	}
2227		2427
2228	=item $object->send_msg ($channel, $msg, $color, [extra...])	2428	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2253		2453
2254	=item $player_object->enter_link	2454	=item $player_object->enter_link
2255		2455
2256	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}>).
2257		2457
2258	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.
2259	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.
2260		2462
2261	Will never block.	2463	Will never block.
2262		2464
2263	=item $player_object->leave_link ($map, $x, $y)	2465	=item $player_object->leave_link ($map, $x, $y)
2264		2466
…		…
2322		2524
2323	$map->load;	2525	$map->load;
2324	$map->load_neighbours;	2526	$map->load_neighbours;
2325		2527
2326	return unless $self->contr->active;	2528	return unless $self->contr->active;
		2529	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2327	$self->activate_recursive;	2530	$self->activate_recursive;
2328		2531
2329	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2532	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2330	$self->enter_map ($map, $x, $y);	2533	$self->enter_map ($map, $x, $y);
2331	}	2534	}
…		…
2336	her, loading and preparing them map, calling the provided $check callback	2539	her, loading and preparing them map, calling the provided $check callback
2337	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
2338	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
2339	be called at the end of this process.	2542	be called at the end of this process.
2340		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
2341	=cut	2547	=cut
2342		2548
2343	our $GOTOGEN;	2549	our $GOTOGEN;
2344		2550
2345	sub cf::object::player::goto {	2551	sub cf::object::player::goto {
…		…
2349	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2555	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2350		2556
2351	$self->enter_link;	2557	$self->enter_link;
2352		2558
2353	(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
2354	my $map = eval {	2581	my $map = eval {
2355	my $map = cf::map::find $path;	2582	my $map = defined $path ? cf::map::find $path : undef;
2356		2583
2357	if ($map) {	2584	if ($map) {
2358	$map = $map->customise_for ($self);	2585	$map = $map->customise_for ($self);
2359	$map = $check->($map) if $check && $map;	2586	$map = $check->($map) if $check && $map;
2360	} else {	2587	} else {
2361	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2588	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2362	}	2589	}
2363		2590
2364	$map	2591	$map
2365	};	2592	};
2366		2593
…		…
2402	}	2629	}
2403		2630
2404	sub prepare_random_map {	2631	sub prepare_random_map {
2405	my ($exit) = @_;	2632	my ($exit) = @_;
2406		2633
2407	my $guard = cf::lock_acquire "exit_prepare:$exit";
2408
2409	# all this does is basically replace the /! path by	2634	# all this does is basically replace the /! path by
2410	# a new random map path (?random/...) with a seed	2635	# a new random map path (?random/...) with a seed
2411	# that depends on the exit object	2636	# that depends on the exit object
2412		2637
2413	my $rmp = parse_random_map_params $exit->msg;	2638	my $rmp = parse_random_map_params $exit->msg;
…		…
2415	if ($exit->map) {	2640	if ($exit->map) {
2416	$rmp->{region} = $exit->region->name;	2641	$rmp->{region} = $exit->region->name;
2417	$rmp->{origin_map} = $exit->map->path;	2642	$rmp->{origin_map} = $exit->map->path;
2418	$rmp->{origin_x} = $exit->x;	2643	$rmp->{origin_x} = $exit->x;
2419	$rmp->{origin_y} = $exit->y;	2644	$rmp->{origin_y} = $exit->y;
		2645
		2646	$exit->map->touch;
2420	}	2647	}
2421		2648
2422	$rmp->{random_seed} ||= $exit->random_seed;	2649	$rmp->{random_seed} ||= $exit->random_seed;
2423		2650
2424	my $data = cf::to_json $rmp;	2651	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2425	my $md5 = Digest::MD5::md5_hex $data;	2652	my $md5 = Digest::MD5::md5_hex $data;
2426	my $meta = "$RANDOMDIR/$md5.meta";	2653	my $meta = "$RANDOMDIR/$md5.meta";
2427		2654
2428	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2655	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2429	aio_write $fh, 0, (length $data), $data, 0;	2656	aio_write $fh, 0, (length $data), $data, 0;
2430	undef $fh;	2657	undef $fh;
2431	aio_rename "$meta~", $meta;	2658	aio_rename "$meta~", $meta;
2432		2659
		2660	my $slaying = "?random/$md5";
		2661
		2662	if ($exit->valid) {
2433	$exit->slaying ("?random/$md5");	2663	$exit->slaying ("?random/$md5");
2434	$exit->msg (undef);	2664	$exit->msg (undef);
		2665	}
2435	}	2666	}
2436	}	2667	}
2437		2668
2438	sub cf::object::player::enter_exit {	2669	sub cf::object::player::enter_exit {
2439	my ($self, $exit) = @_;	2670	my ($self, $exit) = @_;
2440		2671
2441	return unless $self->type == cf::PLAYER;	2672	return unless $self->type == cf::PLAYER;
2442		2673
2443	if ($exit->slaying eq "/!") {
2444	#TODO: this should de-fi-ni-te-ly not be a sync-job
2445	# the problem is that $exit might not survive long enough
2446	# so it needs to be done right now, right here
2447	cf::sync_job { prepare_random_map $exit };
2448	}
2449
2450	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2451	my $hp = $exit->stats->hp;
2452	my $sp = $exit->stats->sp;
2453
2454	$self->enter_link;	2674	$self->enter_link;
2455		2675
2456	# if exit is damned, update players death & WoR home-position
2457	$self->contr->savebed ($slaying, $hp, $sp)
2458	if $exit->flag (FLAG_DAMNED);
2459
2460	(async {	2676	(async {
2461	$self->deactivate_recursive; # just to be sure	2677	$Coro::current->{desc} = "enter_exit";
		2678
2462	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
2463	$self->goto ($slaying, $hp, $sp);	2694	$self->goto ($map, $x, $y);
2464		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
2465	1;	2700	1
2466	}) {	2701	}) {
2467	$self->message ("Something went wrong deep within the crossfire server. "	2702	$self->message ("Something went wrong deep within the deliantra server. "
2468	. "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. "
2469	. "Please report this to the dungeon master!",	2704	. "Please report this to the dungeon master!",
2470	cf::NDI_UNIQUE | cf::NDI_RED);	2705	cf::NDI_UNIQUE | cf::NDI_RED);
2471		2706
2472	warn "ERROR in enter_exit: $@";	2707	warn "ERROR in enter_exit: $@";
…		…
2500	the message, with C<log> being the default. If C<$color> is negative, suppress	2735	the message, with C<log> being the default. If C<$color> is negative, suppress
2501	the message unless the client supports the msg packet.	2736	the message unless the client supports the msg packet.
2502		2737
2503	=cut	2738	=cut
2504		2739
		2740	# non-persistent channels (usually the info channel)
		2741	our %CHANNEL = (
		2742	"c/identify" => {
		2743	id => "infobox",
		2744	title => "Identify",
		2745	reply => undef,
		2746	tooltip => "Items recently identified",
		2747	},
		2748	"c/examine" => {
		2749	id => "infobox",
		2750	title => "Examine",
		2751	reply => undef,
		2752	tooltip => "Signs and other items you examined",
		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" => $CHAT_CHANNEL,
		2840	);
		2841
2505	sub cf::client::send_msg {	2842	sub cf::client::send_msg {
2506	my ($self, $channel, $msg, $color, @extra) = @_;	2843	my ($self, $channel, $msg, $color, @extra) = @_;
2507		2844
2508	$msg = $self->pl->expand_cfpod ($msg);	2845	$msg = $self->pl->expand_cfpod ($msg)
		2846	unless $color & cf::NDI_VERBATIM;
2509		2847
2510	$color &= cf::NDI_CLIENT_MASK; # just in case...	2848	$color &= cf::NDI_CLIENT_MASK; # just in case...
2511		2849
		2850	# check predefined channels, for the benefit of C
		2851	if ($CHANNEL{$channel}) {
		2852	$channel = $CHANNEL{$channel};
		2853
		2854	$self->ext_msg (channel_info => $channel);
		2855	$channel = $channel->{id};
		2856
2512	if (ref $channel) {	2857	} elsif (ref $channel) {
2513	# send meta info to client, if not yet sent	2858	# send meta info to client, if not yet sent
2514	unless (exists $self->{channel}{$channel->{id}}) {	2859	unless (exists $self->{channel}{$channel->{id}}) {
2515	$self->{channel}{$channel->{id}} = $channel;	2860	$self->{channel}{$channel->{id}} = $channel;
2516	$self->ext_msg (channel_info => $channel);	2861	$self->ext_msg (channel_info => $channel);
2517	}	2862	}
…		…
2519	$channel = $channel->{id};	2864	$channel = $channel->{id};
2520	}	2865	}
2521		2866
2522	return unless @extra || length $msg;	2867	return unless @extra || length $msg;
2523		2868
2524	if ($self->can_msg) {
2525	# default colour, mask it out	2869	# default colour, mask it out
2526	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2870	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2527	if $color & cf::NDI_DEF;	2871	if $color & cf::NDI_DEF;
2528		2872
2529	$self->send_packet ("msg " . $self->{json_coder}->encode (	2873	my $pkt = "msg "
		2874	. $self->{json_coder}->encode (
2530	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2875	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2531	} else {	2876	);
2532	if ($color >= 0) {
2533	# replace some tags by gcfclient-compatible ones
2534	for ($msg) {
2535	1 while
2536	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2537	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2538	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2539	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2540	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2541	}
2542		2877
2543	$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};
2544		2881
2545	utf8::encode $msg;	2882	# split very large packets
2546		2883	if (8192 < length $pkt and $self->{can_lzf}) {
2547	if (0 && $msg =~ /\[/) {	2884	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2548	# COMMAND/INFO	2885	$pkt = "frag";
2549	$self->send_packet ("drawextinfo $color 10 8 $msg")
2550	} else {
2551	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2552	$self->send_packet ("drawinfo $color $msg")
2553	}
2554	}
2555	}	2886	}
		2887
		2888	$self->send_packet ($pkt);
2556	}	2889	}
2557		2890
2558	=item $client->ext_msg ($type, @msg)	2891	=item $client->ext_msg ($type, @msg)
2559		2892
2560	Sends an ext event to the client.	2893	Sends an ext event to the client.
…		…
2733	=pod	3066	=pod
2734		3067
2735	The following functions and methods are available within a safe environment:	3068	The following functions and methods are available within a safe environment:
2736		3069
2737	cf::object	3070	cf::object
2738	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
2739	insert remove name archname title slaying race decrease_ob_nr	3072	insert remove name archname title slaying race decrease split
		3073	value
2740		3074
2741	cf::object::player	3075	cf::object::player
2742	player	3076	player
2743		3077
2744	cf::player	3078	cf::player
…		…
2749		3083
2750	=cut	3084	=cut
2751		3085
2752	for (	3086	for (
2753	["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
2754	insert remove inv name archname title slaying race	3088	insert remove inv nrof name archname title slaying race
2755	decrease_ob_nr)],	3089	decrease split destroy change_exp value msg lore send_msg)],
2756	["cf::object::player" => qw(player)],	3090	["cf::object::player" => qw(player)],
2757	["cf::player" => qw(peaceful)],	3091	["cf::player" => qw(peaceful send_msg)],
2758	["cf::map" => qw(trigger)],	3092	["cf::map" => qw(trigger)],
2759	) {	3093	) {
2760	no strict 'refs';	3094	no strict 'refs';
2761	my ($pkg, @funs) = @$_;	3095	my ($pkg, @funs) = @$_;
2762	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3096	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2779	my ($code, %vars) = @_;	3113	my ($code, %vars) = @_;
2780		3114
2781	my $qcode = $code;	3115	my $qcode = $code;
2782	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3116	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2783	$qcode =~ s/\n/\\n/g;	3117	$qcode =~ s/\n/\\n/g;
		3118
		3119	%vars = (_dummy => 0) unless %vars;
2784		3120
2785	local $_;	3121	local $_;
2786	local @safe::cf::_safe_eval_args = values %vars;	3122	local @safe::cf::_safe_eval_args = values %vars;
2787		3123
2788	my $eval =	3124	my $eval =
…		…
2865	{	3201	{
2866	my $faces = $facedata->{faceinfo};	3202	my $faces = $facedata->{faceinfo};
2867		3203
2868	while (my ($face, $info) = each %$faces) {	3204	while (my ($face, $info) = each %$faces) {
2869	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3205	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3206
2870	cf::face::set_visibility $idx, $info->{visibility};	3207	cf::face::set_visibility $idx, $info->{visibility};
2871	cf::face::set_magicmap $idx, $info->{magicmap};	3208	cf::face::set_magicmap $idx, $info->{magicmap};
2872	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};
2873	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 $info->{data64};
2874		3211
2875	cf::cede_to_tick;	3212	cf::cede_to_tick;
2876	}	3213	}
2877		3214
2878	while (my ($face, $info) = each %$faces) {	3215	while (my ($face, $info) = each %$faces) {
2879	next unless $info->{smooth};	3216	next unless $info->{smooth};
		3217
2880	my $idx = cf::face::find $face	3218	my $idx = cf::face::find $face
2881	or next;	3219	or next;
		3220
2882	if (my $smooth = cf::face::find $info->{smooth}) {	3221	if (my $smooth = cf::face::find $info->{smooth}) {
2883	cf::face::set_smooth $idx, $smooth;	3222	cf::face::set_smooth $idx, $smooth;
2884	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3223	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2885	} else {	3224	} else {
2886	warn "smooth face '$info->{smooth}' not found for face '$face'";	3225	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2904	{	3243	{
2905	# TODO: for gcfclient pleasure, we should give resources	3244	# TODO: for gcfclient pleasure, we should give resources
2906	# that gcfclient doesn't grok a >10000 face index.	3245	# that gcfclient doesn't grok a >10000 face index.
2907	my $res = $facedata->{resource};	3246	my $res = $facedata->{resource};
2908		3247
2909	my $soundconf = delete $res->{"res/sound.conf"};
2910
2911	while (my ($name, $info) = each %$res) {	3248	while (my ($name, $info) = each %$res) {
		3249	if (defined $info->{type}) {
2912	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3250	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2913	my $data;	3251	my $data;
2914		3252
2915	if ($info->{type} & 1) {	3253	if ($info->{type} & 1) {
2916	# prepend meta info	3254	# prepend meta info
2917		3255
2918	my $meta = $enc->encode ({	3256	my $meta = $enc->encode ({
2919	name => $name,	3257	name => $name,
2920	%{ $info->{meta} || {} },	3258	%{ $info->{meta} || {} },
2921	});	3259	});
2922		3260
2923	$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};
2924	} else {	3268	} else {
2925	$data = $info->{data};	3269	$RESOURCE{$name} = $info;
2926	}	3270	}
2927		3271
2928	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2929	cf::face::set_type $idx, $info->{type};
2930
2931	cf::cede_to_tick;	3272	cf::cede_to_tick;
2932	}	3273	}
2933
2934	if ($soundconf) {
2935	$soundconf = $enc->decode (delete $soundconf->{data});
2936
2937	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2938	my $sound = $soundconf->{compat}[$_]
2939	or next;
2940
2941	my $face = cf::face::find "sound/$sound->[1]";
2942	cf::sound::set $sound->[0] => $face;
2943	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2944	}
2945
2946	while (my ($k, $v) = each %{$soundconf->{event}}) {
2947	my $face = cf::face::find "sound/$v";
2948	cf::sound::set $k => $face;
2949	}
2950	}
2951	}	3274	}
		3275
		3276	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2952		3277
2953	1	3278	1
2954	}	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 => $face;
		3297	}
		3298	}
		3299	});
2955		3300
2956	register_exticmd fx_want => sub {	3301	register_exticmd fx_want => sub {
2957	my ($ns, $want) = @_;	3302	my ($ns, $want) = @_;
2958		3303
2959	while (my ($k, $v) = each %$want) {	3304	while (my ($k, $v) = each %$want) {
2960	$ns->fx_want ($k, $v);	3305	$ns->fx_want ($k, $v);
2961	}	3306	}
2962	};	3307	};
		3308
		3309	sub load_resource_file($) {
		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	$status
		3317	}
2963		3318
2964	sub reload_regions {	3319	sub reload_regions {
2965	# HACK to clear player env face cache, we need some signal framework	3320	# HACK to clear player env face cache, we need some signal framework
2966	# for this (global event?)	3321	# for this (global event?)
2967	%ext::player_env::MUSIC_FACE_CACHE = ();	3322	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
2981	}	3336	}
2982		3337
2983	sub reload_archetypes {	3338	sub reload_archetypes {
2984	load_resource_file "$DATADIR/archetypes"	3339	load_resource_file "$DATADIR/archetypes"
2985	or die "unable to load archetypes\n";	3340	or die "unable to load archetypes\n";
2986	#d# NEED to laod twice to resolve forward references
2987	# this really needs to be done in an extra post-pass
2988	# (which needs to be synchronous, so solve it differently)
2989	load_resource_file "$DATADIR/archetypes"
2990	or die "unable to load archetypes\n";
2991	}	3341	}
2992		3342
2993	sub reload_treasures {	3343	sub reload_treasures {
2994	load_resource_file "$DATADIR/treasures"	3344	load_resource_file "$DATADIR/treasures"
2995	or die "unable to load treasurelists\n";	3345	or die "unable to load treasurelists\n";
2996	}	3346	}
2997		3347
2998	sub reload_resources {	3348	sub reload_resources {
2999	warn "reloading resource files...\n";	3349	warn "reloading resource files...\n";
3000		3350
		3351	reload_facedata;
		3352	reload_archetypes;
3001	reload_regions;	3353	reload_regions;
3002	reload_facedata;
3003	#reload_archetypes;#d#
3004	reload_archetypes;
3005	reload_treasures;	3354	reload_treasures;
3006		3355
3007	warn "finished reloading resource files\n";	3356	warn "finished reloading resource files\n";
3008	}
3009
3010	sub init {
3011	reload_resources;
3012	}	3357	}
3013		3358
3014	sub reload_config {	3359	sub reload_config {
3015	open my $fh, "<:utf8", "$CONFDIR/config"	3360	open my $fh, "<:utf8", "$CONFDIR/config"
3016	or return;	3361	or return;
3017		3362
3018	local $/;	3363	local $/;
3019	*CFG = YAML::Syck::Load <$fh>;	3364	*CFG = YAML::Load <$fh>;
3020		3365
3021	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3366	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3022		3367
3023	$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};
3024	$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};
…		…
3030	};	3375	};
3031	warn $@ if $@;	3376	warn $@ if $@;
3032	}	3377	}
3033	}	3378	}
3034		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
3035	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
3036	# we must not ever block the main coroutine	3414	# we must not ever block the main coroutine
3037	local $Coro::idle = sub {	3415	local $Coro::idle = sub {
3038	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#
3039	(async {	3417	(async {
3040	Event::one_event;	3418	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3419	EV::loop EV::LOOP_ONESHOT;
3041	})->prio (Coro::PRIO_MAX);	3420	})->prio (Coro::PRIO_MAX);
3042	};	3421	};
3043		3422
		3423	evthread_start IO::AIO::poll_fileno;
		3424
		3425	cf::sync_job {
		3426	reload_resources;
3044	reload_config;	3427	reload_config;
3045	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
3046	load_extensions;	3441	load_extensions;
3047		3442
3048	$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
3049	Event::loop;	3451	EV::loop;
3050	}	3452	}
3051		3453
3052	#############################################################################	3454	#############################################################################
3053	# initialisation and cleanup	3455	# initialisation and cleanup
3054		3456
3055	# install some emergency cleanup handlers	3457	# install some emergency cleanup handlers
3056	BEGIN {	3458	BEGIN {
		3459	our %SIGWATCHER = ();
3057	for my $signal (qw(INT HUP TERM)) {	3460	for my $signal (qw(INT HUP TERM)) {
3058	Event->signal (	3461	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3059	reentrant => 0,
3060	data => WF_AUTOCANCEL,
3061	signal => $signal,
3062	prio => 0,
3063	cb => sub {
3064	cf::cleanup "SIG$signal";	3462	cf::cleanup "SIG$signal";
3065	},
3066	);	3463	};
3067	}	3464	}
3068	}	3465	}
3069		3466
3070	sub write_runtime {	3467	sub write_runtime_sync {
3071	my $runtime = "$LOCALDIR/runtime";
3072
3073	# first touch the runtime file to show we are still running:	3468	# first touch the runtime file to show we are still running:
3074	# the fsync below can take a very very long time.	3469	# the fsync below can take a very very long time.
3075		3470
3076	IO::AIO::aio_utime $runtime, undef, undef;	3471	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3077		3472
3078	my $guard = cf::lock_acquire "write_runtime";	3473	my $guard = cf::lock_acquire "write_runtime";
3079		3474
3080	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3475	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3081	or return;	3476	or return;
3082		3477
3083	my $value = $cf::RUNTIME + 90 + 10;	3478	my $value = $cf::RUNTIME + 90 + 10;
3084	# 10 is the runtime save interval, for a monotonic clock	3479	# 10 is the runtime save interval, for a monotonic clock
3085	# 60 allows for the watchdog to kill the server.	3480	# 60 allows for the watchdog to kill the server.
…		…
3095	aio_utime $fh, undef, undef;	3490	aio_utime $fh, undef, undef;
3096		3491
3097	close $fh	3492	close $fh
3098	or return;	3493	or return;
3099		3494
3100	aio_rename "$runtime~", $runtime	3495	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3101	and return;	3496	and return;
3102		3497
3103	warn "runtime file written.\n";	3498	warn "runtime file written.\n";
3104		3499
3105	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 };
3106	}	3551	}
3107		3552
3108	sub emergency_save() {	3553	sub emergency_save() {
3109	my $freeze_guard = cf::freeze_mainloop;	3554	my $freeze_guard = cf::freeze_mainloop;
3110		3555
3111	warn "enter emergency perl save\n";	3556	warn "emergency_perl_save: enter\n";
3112		3557
3113	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
3114	# use a peculiar iteration method to avoid tripping on perl	3564	# use a peculiar iteration method to avoid tripping on perl
3115	# refcount bugs in for. also avoids problems with players	3565	# refcount bugs in for. also avoids problems with players
3116	# and maps saved/destroyed asynchronously.	3566	# and maps saved/destroyed asynchronously.
3117	warn "begin emergency player save\n";	3567	warn "emergency_perl_save: begin player save\n";
3118	for my $login (keys %cf::PLAYER) {	3568	for my $login (keys %cf::PLAYER) {
3119	my $pl = $cf::PLAYER{$login} or next;	3569	my $pl = $cf::PLAYER{$login} or next;
3120	$pl->valid or next;	3570	$pl->valid or next;
		3571	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3121	$pl->save;	3572	$pl->save;
3122	}	3573	}
3123	warn "end emergency player save\n";	3574	warn "emergency_perl_save: end player save\n";
3124		3575
3125	warn "begin emergency map save\n";	3576	warn "emergency_perl_save: begin map save\n";
3126	for my $path (keys %cf::MAP) {	3577	for my $path (keys %cf::MAP) {
3127	my $map = $cf::MAP{$path} or next;	3578	my $map = $cf::MAP{$path} or next;
3128	$map->valid or next;	3579	$map->valid or next;
3129	$map->save;	3580	$map->save;
3130	}	3581	}
3131	warn "end emergency map save\n";	3582	warn "emergency_perl_save: end map save\n";
3132		3583
3133	warn "begin emergency database checkpoint\n";	3584	warn "emergency_perl_save: begin database checkpoint\n";
3134	BDB::db_env_txn_checkpoint $DB_ENV;	3585	BDB::db_env_txn_checkpoint $DB_ENV;
3135	warn "end emergency database checkpoint\n";	3586	warn "emergency_perl_save: end database checkpoint\n";
		3587
		3588	warn "emergency_perl_save: begin write uuid\n";
		3589	write_uuid_sync 1;
		3590	warn "emergency_perl_save: end write uuid\n";
3136	};	3591	};
3137		3592
		3593	warn "emergency_perl_save: starting sync()\n";
		3594	IO::AIO::aio_sync sub {
		3595	warn "emergency_perl_save: finished sync()\n";
		3596	};
		3597
3138	warn "leave emergency perl save\n";	3598	warn "emergency_perl_save: leave\n";
3139	}	3599	}
3140		3600
3141	sub post_cleanup {	3601	sub post_cleanup {
3142	my ($make_core) = @_;	3602	my ($make_core) = @_;
3143		3603
3144	warn Carp::longmess "post_cleanup backtrace"	3604	warn Carp::longmess "post_cleanup backtrace"
3145	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#
3146	}	3635	}
3147		3636
3148	sub do_reload_perl() {	3637	sub do_reload_perl() {
3149	# can/must only be called in main	3638	# can/must only be called in main
3150	if ($Coro::current != $Coro::main) {	3639	if ($Coro::current != $Coro::main) {
3151	warn "can only reload from main coroutine";	3640	warn "can only reload from main coroutine";
3152	return;	3641	return;
3153	}	3642	}
3154		3643
		3644	return if $RELOAD++;
		3645
		3646	my $t1 = EV::time;
		3647
		3648	while ($RELOAD) {
3155	warn "reloading...";	3649	warn "reloading...";
3156		3650
3157	warn "entering sync_job";	3651	warn "entering sync_job";
3158		3652
3159	cf::sync_job {	3653	cf::sync_job {
3160	cf::write_runtime; # external watchdog should not bark	3654	cf::write_runtime_sync; # external watchdog should not bark
3161	cf::emergency_save;	3655	cf::emergency_save;
3162	cf::write_runtime; # external watchdog should not bark	3656	cf::write_runtime_sync; # external watchdog should not bark
3163		3657
3164	warn "syncing database to disk";	3658	warn "syncing database to disk";
3165	BDB::db_env_txn_checkpoint $DB_ENV;	3659	BDB::db_env_txn_checkpoint $DB_ENV;
3166		3660
3167	# 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
3168		3662
3169	warn "cancelling all WF_AUTOCANCEL watchers";
3170	for (Event::all_watchers) {
3171	$_->cancel if $_->data & WF_AUTOCANCEL;
3172	}
3173
3174	warn "flushing outstanding aio requests";	3663	warn "flushing outstanding aio requests";
3175	for (;;) {
3176	BDB::flush;
3177	IO::AIO::flush;
3178	Coro::cede;
3179	last unless IO::AIO::nreqs || BDB::nreqs;	3664	while (IO::AIO::nreqs || BDB::nreqs) {
3180	warn "iterate...";	3665	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3181	}
3182
3183	++$RELOAD;
3184
3185	warn "cancelling all extension coros";
3186	$_->cancel for values %EXT_CORO;
3187	%EXT_CORO = ();
3188
3189	warn "removing commands";
3190	%COMMAND = ();
3191
3192	warn "removing ext/exti commands";
3193	%EXTCMD = ();
3194	%EXTICMD = ();
3195
3196	warn "unloading/nuking all extensions";
3197	for my $pkg (@EXTS) {
3198	warn "... unloading $pkg";
3199
3200	if (my $cb = $pkg->can ("unload")) {
3201	eval {
3202	$cb->($pkg);
3203	1
3204	} or warn "$pkg unloaded, but with errors: $@";
3205	}	3666	}
3206		3667
3207	warn "... nuking $pkg";	3668	warn "cancelling all extension coros";
3208	Symbol::delete_package $pkg;	3669	$_->cancel for values %EXT_CORO;
3209	}	3670	%EXT_CORO = ();
3210		3671
3211	warn "unloading all perl modules loaded from $LIBDIR";	3672	warn "removing commands";
3212	while (my ($k, $v) = each %INC) {	3673	%COMMAND = ();
3213	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3214		3674
		3675	warn "removing ext/exti commands";
		3676	%EXTCMD = ();
		3677	%EXTICMD = ();
		3678
		3679	warn "unloading/nuking all extensions";
		3680	for my $pkg (@EXTS) {
3215	warn "... unloading $k";	3681	warn "... unloading $pkg";
3216	delete $INC{$k};
3217		3682
3218	$k =~ s/\.pm$//;
3219	$k =~ s/\//::/g;
3220
3221	if (my $cb = $k->can ("unload_module")) {	3683	if (my $cb = $pkg->can ("unload")) {
		3684	eval {
3222	$cb->();	3685	$cb->($pkg);
		3686	1
		3687	} or warn "$pkg unloaded, but with errors: $@";
		3688	}
		3689
		3690	warn "... clearing $pkg";
		3691	clear_package $pkg;
3223	}	3692	}
3224		3693
3225	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;
3226	}	3709	}
3227		3710
3228	warn "getting rid of safe::, as good as possible";	3711	warn "getting rid of safe::, as good as possible";
3229	Symbol::delete_package "safe::$_"	3712	clear_package "safe::$_"
3230	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);
3231		3714
3232	warn "unloading cf.pm \"a bit\"";	3715	warn "unloading cf.pm \"a bit\"";
3233	delete $INC{"cf.pm"};	3716	delete $INC{"cf.pm"};
3234	delete $INC{"cf/pod.pm"};	3717	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3235		3718
3236	# don't, removes xs symbols, too,	3719	# don't, removes xs symbols, too,
3237	# and global variables created in xs	3720	# and global variables created in xs
3238	#Symbol::delete_package __PACKAGE__;	3721	#clear_package __PACKAGE__;
3239		3722
3240	warn "unload completed, starting to reload now";	3723	warn "unload completed, starting to reload now";
3241		3724
3242	warn "reloading cf.pm";	3725	warn "reloading cf.pm";
3243	require cf;	3726	require cf;
3244	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3727	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3245		3728
3246	warn "loading config and database again";	3729	warn "loading config and database again";
3247	cf::reload_config;	3730	cf::reload_config;
3248		3731
3249	warn "loading extensions";	3732	warn "loading extensions";
3250	cf::load_extensions;	3733	cf::load_extensions;
3251		3734
		3735	if ($REATTACH_ON_RELOAD) {
3252	warn "reattaching attachments to objects/players";	3736	warn "reattaching attachments to objects/players";
3253	_global_reattach; # objects, sockets	3737	_global_reattach; # objects, sockets
3254	warn "reattaching attachments to maps";	3738	warn "reattaching attachments to maps";
3255	reattach $_ for values %MAP;	3739	reattach $_ for values %MAP;
3256	warn "reattaching attachments to players";	3740	warn "reattaching attachments to players";
3257	reattach $_ for values %PLAYER;	3741	reattach $_ for values %PLAYER;
		3742	}
3258		3743
		3744	warn "running post_init jobs";
		3745	(pop @POST_INIT)->(1) while @POST_INIT;
		3746
3259	warn "leaving sync_job";	3747	warn "leaving sync_job";
3260		3748
3261	1	3749	1
3262	} or do {	3750	} or do {
3263	warn $@;	3751	warn $@;
3264	warn "error while reloading, exiting.";	3752	cf::cleanup "error while reloading, exiting.";
3265	exit 1;
3266	};	3753	};
3267		3754
3268	warn "reloaded";	3755	warn "reloaded";
		3756	--$RELOAD;
		3757	}
		3758
		3759	$t1 = EV::time - $t1;
		3760	warn "reload completed in ${t1}s\n";
3269	};	3761	};
3270		3762
3271	our $RELOAD_WATCHER; # used only during reload	3763	our $RELOAD_WATCHER; # used only during reload
3272		3764
3273	sub reload_perl() {	3765	sub reload_perl() {
3274	# doing reload synchronously and two reloads happen back-to-back,	3766	# doing reload synchronously and two reloads happen back-to-back,
3275	# coro crashes during coro_state_free->destroy here.	3767	# coro crashes during coro_state_free->destroy here.
3276		3768
3277	$RELOAD_WATCHER ||= Event->timer (	3769	$RELOAD_WATCHER ||= cf::async {
3278	reentrant => 0,	3770	Coro::AIO::aio_wait cache_extensions;
3279	after => 0,	3771
3280	data => WF_AUTOCANCEL,	3772	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3281	cb => sub {
3282	do_reload_perl;	3773	do_reload_perl;
3283	undef $RELOAD_WATCHER;	3774	undef $RELOAD_WATCHER;
3284	},	3775	};
3285	);	3776	};
3286	}	3777	}
3287		3778
3288	register_command "reload" => sub {	3779	register_command "reload" => sub {
3289	my ($who, $arg) = @_;	3780	my ($who, $arg) = @_;
3290		3781
3291	if ($who->flag (FLAG_WIZ)) {	3782	if ($who->flag (FLAG_WIZ)) {
3292	$who->message ("reloading server.");	3783	$who->message ("reloading server.");
		3784	async {
		3785	$Coro::current->{desc} = "perl_reload";
3293	async { reload_perl };	3786	reload_perl;
		3787	};
3294	}	3788	}
3295	};	3789	};
3296		3790
3297	unshift @INC, $LIBDIR;	3791	unshift @INC, $LIBDIR;
3298		3792
…		…
3300		3794
3301	our @WAIT_FOR_TICK;	3795	our @WAIT_FOR_TICK;
3302	our @WAIT_FOR_TICK_BEGIN;	3796	our @WAIT_FOR_TICK_BEGIN;
3303		3797
3304	sub wait_for_tick {	3798	sub wait_for_tick {
3305	return unless $TICK_WATCHER->is_active;
3306	return if $Coro::current == $Coro::main;	3799	return if tick_inhibit || $Coro::current == $Coro::main;
3307		3800
3308	my $signal = new Coro::Signal;	3801	my $signal = new Coro::Signal;
3309	push @WAIT_FOR_TICK, $signal;	3802	push @WAIT_FOR_TICK, $signal;
3310	$signal->wait;	3803	$signal->wait;
3311	}	3804	}
3312		3805
3313	sub wait_for_tick_begin {	3806	sub wait_for_tick_begin {
3314	return unless $TICK_WATCHER->is_active;
3315	return if $Coro::current == $Coro::main;	3807	return if tick_inhibit || $Coro::current == $Coro::main;
3316		3808
3317	my $signal = new Coro::Signal;	3809	my $signal = new Coro::Signal;
3318	push @WAIT_FOR_TICK_BEGIN, $signal;	3810	push @WAIT_FOR_TICK_BEGIN, $signal;
3319	$signal->wait;	3811	$signal->wait;
3320	}	3812	}
3321		3813
3322	my $min = 1e6;#d#	3814	sub tick {
3323	my $avg = 10;
3324	$TICK_WATCHER = Event->timer (
3325	reentrant => 0,
3326	parked => 1,
3327	prio => 0,
3328	at => $NEXT_TICK || $TICK,
3329	data => WF_AUTOCANCEL,
3330	cb => sub {
3331	if ($Coro::current != $Coro::main) {	3815	if ($Coro::current != $Coro::main) {
3332	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"
3333	unless ++$bug_warning > 10;	3817	unless ++$bug_warning > 10;
3334	return;	3818	return;
3335	}	3819	}
3336		3820
3337	$NOW = $tick_start = Event::time;
3338
3339	cf::server_tick; # one server iteration	3821	cf::server_tick; # one server iteration
3340		3822
3341	0 && sync_job {#d#	3823	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3342	for(1..10) {	3824	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3343	my $t = Event::time;	3825	Coro::async_pool {
3344	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3826	$Coro::current->{desc} = "runtime saver";
3345	or die;	3827	write_runtime_sync
3346		3828	or warn "ERROR: unable to write runtime file: $!";
3347	$map->width (50);
3348	$map->height (50);
3349	$map->alloc;
3350	$map->_load_objects ("/tmp/x.map", 1);
3351	my $t = Event::time - $t;
3352
3353	#next unless $t < 0.0013;#d#
3354	if ($t < $min) {
3355	$min = $t;
3356	}
3357	$avg = $avg * 0.99 + $t * 0.01;
3358	}
3359	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3360	exit 0;
3361	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3362	};	3829	};
		3830	}
3363		3831
3364	$RUNTIME += $TICK;
3365	$NEXT_TICK += $TICK;
3366
3367	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3368	$NEXT_RUNTIME_WRITE = $NOW + 10;
3369	Coro::async_pool {
3370	write_runtime
3371	or warn "ERROR: unable to write runtime file: $!";
3372	};
3373	}
3374
3375	# my $AFTER = Event::time;
3376	# warn $AFTER - $NOW;#d#
3377
3378	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3832	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3379	$sig->send;	3833	$sig->send;
3380	}	3834	}
3381	while (my $sig = shift @WAIT_FOR_TICK) {	3835	while (my $sig = shift @WAIT_FOR_TICK) {
3382	$sig->send;	3836	$sig->send;
3383	}	3837	}
3384		3838
3385	$NOW = Event::time;	3839	$LOAD = ($NOW - $TICK_START) / $TICK;
3386
3387	# if we are delayed by four ticks or more, skip them all
3388	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3389
3390	$TICK_WATCHER->at ($NEXT_TICK);
3391	$TICK_WATCHER->start;
3392
3393	$LOAD = ($NOW - $tick_start) / $TICK;
3394	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3840	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3395		3841
3396	_post_tick;	3842	if (0) {
3397		3843	if ($NEXT_TICK) {
3398		3844	my $jitter = $TICK_START - $NEXT_TICK;
		3845	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3846	warn "jitter $JITTER\n";#d#
		3847	}
3399	},	3848	}
3400	);	3849	}
3401		3850
3402	{	3851	{
3403	BDB::max_poll_time $TICK * 0.1;	3852	# configure BDB
3404	$BDB_POLL_WATCHER = Event->io (	3853
3405	reentrant => 0,
3406	fd => BDB::poll_fileno,
3407	poll => 'r',
3408	prio => 0,
3409	data => WF_AUTOCANCEL,
3410	cb => \&BDB::poll_cb,
3411	);
3412	BDB::min_parallel 8;	3854	BDB::min_parallel 8;
3413		3855	BDB::max_poll_reqs $TICK * 0.1;
3414	BDB::set_sync_prepare {	3856	$AnyEvent::BDB::WATCHER->priority (1);
3415	my $status;
3416	my $current = $Coro::current;
3417	(
3418	sub {
3419	$status = $!;
3420	$current->ready; undef $current;
3421	},
3422	sub {
3423	Coro::schedule while defined $current;
3424	$! = $status;
3425	},
3426	)
3427	};
3428		3857
3429	unless ($DB_ENV) {	3858	unless ($DB_ENV) {
3430	$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);
3431		3865
3432	cf::sync_job {	3866	cf::sync_job {
3433	eval {	3867	eval {
3434	BDB::db_env_open	3868	BDB::db_env_open
3435	$DB_ENV,	3869	$DB_ENV,
…		…
3437	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
3438	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3872	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3439	0666;	3873	0666;
3440		3874
3441	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3875	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3442
3443	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3444	$DB_ENV->set_lk_detect;
3445	};	3876	};
3446		3877
3447	cf::cleanup "db_env_open(db): $@" if $@;	3878	cf::cleanup "db_env_open(db): $@" if $@;
3448	};	3879	};
3449	}	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	};
3450	}	3891	}
3451		3892
3452	{	3893	{
		3894	# configure IO::AIO
		3895
3453	IO::AIO::min_parallel 8;	3896	IO::AIO::min_parallel 8;
3454
3455	undef $Coro::AIO::WATCHER;
3456	IO::AIO::max_poll_time $TICK * 0.1;	3897	IO::AIO::max_poll_time $TICK * 0.1;
3457	$AIO_POLL_WATCHER = Event->io (	3898	undef $AnyEvent::AIO::WATCHER;
3458	reentrant => 0,
3459	data => WF_AUTOCANCEL,
3460	fd => IO::AIO::poll_fileno,
3461	poll => 'r',
3462	prio => 6,
3463	cb => \&IO::AIO::poll_cb,
3464	);
3465	}	3899	}
3466		3900
3467	my $_log_backtrace;	3901	my $_log_backtrace;
3468		3902
3469	sub _log_backtrace {	3903	sub _log_backtrace {
…		…
3472	$msg =~ s/\n//;	3906	$msg =~ s/\n//;
3473		3907
3474	# limit the # of concurrent backtraces	3908	# limit the # of concurrent backtraces
3475	if ($_log_backtrace < 2) {	3909	if ($_log_backtrace < 2) {
3476	++$_log_backtrace;	3910	++$_log_backtrace;
		3911	my $perl_bt = Carp::longmess $msg;
3477	async {	3912	async {
		3913	$Coro::current->{desc} = "abt $msg";
		3914
3478	my @bt = fork_call {	3915	my @bt = fork_call {
3479	@addr = map { sprintf "%x", $_ } @addr;	3916	@addr = map { sprintf "%x", $_ } @addr;
3480	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3917	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3481	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 |"
3482	or die "addr2line: $!";	3919	or die "addr2line: $!";
…		…
3490	}	3927	}
3491		3928
3492	@funcs	3929	@funcs
3493	};	3930	};
3494		3931
3495	LOG llevInfo, "[ABT] $msg\n";	3932	LOG llevInfo, "[ABT] $perl_bt\n";
		3933	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3496	LOG llevInfo, "[ABT] $_\n" for @bt;	3934	LOG llevInfo, "[ABT] $_\n" for @bt;
3497	--$_log_backtrace;	3935	--$_log_backtrace;
3498	};	3936	};
3499	} else {	3937	} else {
3500	LOG llevInfo, "[ABT] $msg\n";	3938	LOG llevInfo, "[ABT] $msg\n";
3501	LOG llevInfo, "[ABT] [suppressed]\n";	3939	LOG llevInfo, "[ABT] [suppressed]\n";
3502	}	3940	}
3503	}	3941	}
3504		3942
3505	# load additional modules	3943	# load additional modules
3506	use cf::pod;	3944	require "cf/$_.pm" for @EXTRA_MODULES;
3507		3945
3508	END { cf::emergency_save }	3946	END { cf::emergency_save }
3509		3947
3510	1	3948	1
3511		3949

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