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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.353 by root, Sun Sep 2 08:43:46 2007 UTC vs.
Revision 1.473 by root, Fri Jun 26 16:32:10 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	if ($cf::USE_FSYNC) {
		1157	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1158	aio_fsync $fh;
		1159	}
1019	close $fh;	1160	aio_close $fh;
1020		1161
1021	if (@$objs) {	1162	if (@$objs) {
1022	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1163	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1023	chmod SAVE_MODE, $fh;	1164	aio_chmod $fh, SAVE_MODE;
1024	my $data = Storable::nfreeze { version => 1, objs => $objs };	1165	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1025	aio_write $fh, 0, (length $data), $data, 0;	1166	aio_write $fh, 0, (length $data), $data, 0;
1026	aio_fsync $fh if $cf::USE_FSYNC;	1167	if ($cf::USE_FSYNC) {
		1168	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1169	aio_fsync $fh;
		1170	}
1027	close $fh;	1171	aio_close $fh;
1028	aio_rename "$filename.pst~", "$filename.pst";	1172	aio_rename "$filename.pst~", "$filename.pst";
1029	}	1173	}
1030	} else {	1174	} else {
1031	aio_unlink "$filename.pst";	1175	aio_unlink "$filename.pst";
1032	}	1176	}
1033		1177
1034	aio_rename "$filename~", $filename;	1178	aio_rename "$filename~", $filename;
		1179
		1180	$filename =~ s%/[^/]+$%%;
		1181	aio_pathsync $filename if $cf::USE_FSYNC;
1035	} else {	1182	} else {
1036	warn "FATAL: $filename~: $!\n";	1183	warn "unable to save objects: $filename~: $!\n";
1037	}	1184	}
1038	} else {	1185	} else {
1039	aio_unlink $filename;	1186	aio_unlink $filename;
1040	aio_unlink "$filename.pst";	1187	aio_unlink "$filename.pst";
1041	}	1188	}
1042	}	1189	};
1043	}	1190	}
1044		1191
1045	sub object_freezer_as_string {	1192	sub object_freezer_as_string {
1046	my ($rdata, $objs) = @_;	1193	my ($rdata, $objs) = @_;
1047		1194
…		…
1059	or return;	1206	or return;
1060		1207
1061	unless (aio_stat "$filename.pst") {	1208	unless (aio_stat "$filename.pst") {
1062	(aio_load "$filename.pst", $av) >= 0	1209	(aio_load "$filename.pst", $av) >= 0
1063	or return;	1210	or return;
		1211
1064	$av = eval { (Storable::thaw $av)->{objs} };	1212	my $st = eval { Coro::Storable::thaw $av };
		1213	$av = $st->{objs};
1065	}	1214	}
1066		1215
		1216	utf8::decode (my $decname = $filename);
1067	warn sprintf "loading %s (%d)\n",	1217	warn sprintf "loading %s (%d,%d)\n",
1068	$filename, length $data, scalar @{$av || []};	1218	$decname, length $data, scalar @{$av || []};
		1219
1069	return ($data, $av);	1220	($data, $av)
1070	}	1221	}
1071		1222
1072	=head2 COMMAND CALLBACKS	1223	=head2 COMMAND CALLBACKS
1073		1224
1074	=over 4	1225	=over 4
…		…
1128	my ($name, $cb) = @_;	1279	my ($name, $cb) = @_;
1129		1280
1130	$EXTICMD{$name} = $cb;	1281	$EXTICMD{$name} = $cb;
1131	}	1282	}
1132		1283
		1284	use File::Glob ();
		1285
1133	cf::player->attach (	1286	cf::player->attach (
1134	on_command => sub {	1287	on_command => sub {
1135	my ($pl, $name, $params) = @_;	1288	my ($pl, $name, $params) = @_;
1136		1289
1137	my $cb = $COMMAND{$name}	1290	my $cb = $COMMAND{$name}
…		…
1169		1322
1170	cf::override;	1323	cf::override;
1171	},	1324	},
1172	);	1325	);
1173		1326
		1327	# "readahead" all extensions
		1328	sub cache_extensions {
		1329	my $grp = IO::AIO::aio_group;
		1330
		1331	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1332	for (grep /\.ext$/, @{$_[0]}) {
		1333	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1334	}
		1335	};
		1336
		1337	$grp
		1338	}
		1339
1174	sub load_extensions {	1340	sub load_extensions {
1175	cf::sync_job {	1341	cf::sync_job {
1176	my %todo;	1342	my %todo;
1177		1343
1178	for my $path (<$LIBDIR/*.ext>) {	1344	for my $path (<$LIBDIR/*.ext>) {
…		…
1197		1363
1198	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1364	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1199	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1365	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1200		1366
1201	$ext{source} =	1367	$ext{source} =
1202	"package $pkg; use strict; use utf8;\n"	1368	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1203	. "#line 1 \"$path\"\n{\n"	1369	. "#line 1 \"$path\"\n{\n"
1204	. $source	1370	. $source
1205	. "\n};\n1";	1371	. "\n};\n1";
1206		1372
1207	$todo{$base} = \%ext;	1373	$todo{$base} = \%ext;
…		…
1223	my $msg = $@ ? "$v->{path}: $@\n"	1389	my $msg = $@ ? "$v->{path}: $@\n"
1224	: "$v->{base}: extension inactive.\n";	1390	: "$v->{base}: extension inactive.\n";
1225		1391
1226	if (exists $v->{meta}{mandatory}) {	1392	if (exists $v->{meta}{mandatory}) {
1227	warn $msg;	1393	warn $msg;
1228	warn "mandatory extension failed to load, exiting.\n";	1394	cf::cleanup "mandatory extension failed to load, exiting.";
1229	exit 1;
1230	}	1395	}
1231		1396
1232	warn $msg;	1397	warn $msg;
1233	}	1398	}
1234		1399
…		…
1248		1413
1249	=back	1414	=back
1250		1415
1251	=head2 CORE EXTENSIONS	1416	=head2 CORE EXTENSIONS
1252		1417
1253	Functions and methods that extend core crossfire objects.	1418	Functions and methods that extend core deliantra objects.
1254		1419
1255	=cut	1420	=cut
1256		1421
1257	package cf::player;	1422	package cf::player;
1258		1423
1259	use Coro::AIO;	1424	use Coro::AIO;
1260		1425
1261	=head3 cf::player	1426	=head3 cf::player
1262		1427
1263	=over 4	1428	=over 4
		1429
		1430	=item cf::player::num_playing
		1431
		1432	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1433
		1434	=cut
		1435
		1436	sub num_playing {
		1437	scalar grep
		1438	$_->ob->map
		1439	&& !$_->hidden
		1440	&& !$_->ob->flag (cf::FLAG_WIZ),
		1441	cf::player::list
		1442	}
1264		1443
1265	=item cf::player::find $login	1444	=item cf::player::find $login
1266		1445
1267	Returns the given player object, loading it if necessary (might block).	1446	Returns the given player object, loading it if necessary (might block).
1268		1447
…		…
1287		1466
1288	sub exists($) {	1467	sub exists($) {
1289	my ($login) = @_;	1468	my ($login) = @_;
1290		1469
1291	$cf::PLAYER{$login}	1470	$cf::PLAYER{$login}
1292	or cf::sync_job { !aio_stat path $login }	1471	or !aio_stat path $login
1293	}	1472	}
1294		1473
1295	sub find($) {	1474	sub find($) {
1296	return $cf::PLAYER{$_[0]} || do {	1475	return $cf::PLAYER{$_[0]} || do {
1297	my $login = $_[0];	1476	my $login = $_[0];
…		…
1304	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1483	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1305	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1484	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1306	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1485	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1307	aio_unlink +(playerdir $login) . "/$login.pl";	1486	aio_unlink +(playerdir $login) . "/$login.pl";
1308		1487
1309	my $pl = load_pl path $login	1488	my $f = new_from_file cf::object::thawer path $login
1310	or return;	1489	or return;
		1490
		1491	my $pl = cf::player::load_pl $f
		1492	or return;
		1493
		1494	local $cf::PLAYER_LOADING{$login} = $pl;
		1495	$f->resolve_delayed_derefs;
1311	$cf::PLAYER{$login} = $pl	1496	$cf::PLAYER{$login} = $pl
1312	}	1497	}
1313	}	1498	}
1314	}	1499	}
1315		1500
…		…
1323		1508
1324	return if $pl->{deny_save};	1509	return if $pl->{deny_save};
1325		1510
1326	aio_mkdir playerdir $pl, 0770;	1511	aio_mkdir playerdir $pl, 0770;
1327	$pl->{last_save} = $cf::RUNTIME;	1512	$pl->{last_save} = $cf::RUNTIME;
		1513
		1514	cf::get_slot 0.01;
1328		1515
1329	$pl->save_pl ($path);	1516	$pl->save_pl ($path);
1330	cf::cede_to_tick;	1517	cf::cede_to_tick;
1331	}	1518	}
1332		1519
…		…
1364	my ($pl) = @_;	1551	my ($pl) = @_;
1365		1552
1366	my $name = $pl->ob->name;	1553	my $name = $pl->ob->name;
1367		1554
1368	$pl->{deny_save} = 1;	1555	$pl->{deny_save} = 1;
1369	$pl->password ("*"); # this should lock out the player until we nuked the dir	1556	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1370		1557
1371	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1558	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1372	$pl->deactivate;	1559	$pl->deactivate;
		1560	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1561	$pl->ob->check_score;
1373	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1562	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1374	$pl->ns->destroy if $pl->ns;	1563	$pl->ns->destroy if $pl->ns;
1375		1564
1376	my $path = playerdir $pl;	1565	my $path = playerdir $pl;
1377	my $temp = "$path~$cf::RUNTIME~deleting~";	1566	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1413	or return [];	1602	or return [];
1414		1603
1415	my @logins;	1604	my @logins;
1416		1605
1417	for my $login (@$dirs) {	1606	for my $login (@$dirs) {
		1607	my $path = path $login;
		1608
		1609	# a .pst is a dead give-away for a valid player
		1610	# if no pst file found, open and chekc for blocked users
		1611	if (aio_stat "$path.pst") {
1418	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1612	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1419	aio_read $fh, 0, 512, my $buf, 0 or next;	1613	aio_read $fh, 0, 512, my $buf, 0 or next;
1420	$buf !~ /^password -------------$/m or next; # official not-valid tag	1614	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1615	}
1421		1616
1422	utf8::decode $login;	1617	utf8::decode $login;
1423	push @logins, $login;	1618	push @logins, $login;
1424	}	1619	}
1425		1620
…		…
1452	}	1647	}
1453		1648
1454	\@paths	1649	\@paths
1455	}	1650	}
1456		1651
1457	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1652	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1458		1653
1459	Expand crossfire pod fragments into protocol xml.	1654	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/(?<![BIUGHT])</&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	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1478	# replace G<male|female> tags
1479	|| s{G<([^>|]*)\|([^>]*)>}{
1480	$self->gender ? $2 : $1
1481	}ge
1482	# replace H<hint text>
1483	|| s{H<([^\>]*)>}
1484	{
1485	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1486	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1487	"")
1488	[$self->{hintmode}]
1489	}ge;
1490
1491	# create single paragraphs (very hackish)
1492	s/(?<=\S)\n(?=\w)/ /g;
1493
1494	# compress some whitespace
1495	s/\s+\n/\n/g; # ws line-ends
1496	s/\n\n+/\n/g; # double lines
1497	s/^\n+//; # beginning lines
1498	s/\n+$//; # ending lines
1499
1500	$_
1501	}
1502
1503	sub hintmode {
1504	$_[0]{hintmode} = $_[1] if @_ > 1;
1505	$_[0]{hintmode}
1506	}
1507		1655
1508	=item $player->ext_reply ($msgid, @msg)	1656	=item $player->ext_reply ($msgid, @msg)
1509		1657
1510	Sends an ext reply to the player.	1658	Sends an ext reply to the player.
1511		1659
…		…
1578	our $MAX_RESET = 3600;	1726	our $MAX_RESET = 3600;
1579	our $DEFAULT_RESET = 3000;	1727	our $DEFAULT_RESET = 3000;
1580		1728
1581	sub generate_random_map {	1729	sub generate_random_map {
1582	my ($self, $rmp) = @_;	1730	my ($self, $rmp) = @_;
		1731
		1732	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1733
1583	# mit "rum" bekleckern, nicht	1734	# mit "rum" bekleckern, nicht
1584	$self->_create_random_map (	1735	$self->_create_random_map (
1585	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1736	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1586	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1737	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1587	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1738	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1709		1860
1710	# the temporary/swap location	1861	# the temporary/swap location
1711	sub save_path {	1862	sub save_path {
1712	my ($self) = @_;	1863	my ($self) = @_;
1713		1864
1714	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1865	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1715	"$TMPDIR/$path.map"	1866	"$TMPDIR/$path.map"
1716	}	1867	}
1717		1868
1718	# the unique path, undef == no special unique path	1869	# the unique path, undef == no special unique path
1719	sub uniq_path {	1870	sub uniq_path {
1720	my ($self) = @_;	1871	my ($self) = @_;
1721		1872
1722	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1873	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1723	"$UNIQUEDIR/$path"	1874	"$UNIQUEDIR/$path"
1724	}
1725
1726	# and all this just because we cannot iterate over
1727	# all maps in C++...
1728	sub change_all_map_light {
1729	my ($change) = @_;
1730
1731	$_->change_map_light ($change)
1732	for grep $_->outdoor, values %cf::MAP;
1733	}	1875	}
1734		1876
1735	sub decay_objects {	1877	sub decay_objects {
1736	my ($self) = @_;	1878	my ($self) = @_;
1737		1879
…		…
1750		1892
1751	sub load_header_from($) {	1893	sub load_header_from($) {
1752	my ($self, $path) = @_;	1894	my ($self, $path) = @_;
1753		1895
1754	utf8::encode $path;	1896	utf8::encode $path;
1755	#aio_open $path, O_RDONLY, 0	1897	my $f = new_from_file cf::object::thawer $path
1756	# or return;
1757
1758	$self->_load_header ($path)
1759	or return;	1898	or return;
		1899
		1900	$self->_load_header ($f)
		1901	or return;
		1902
		1903	local $MAP_LOADING{$self->{path}} = $self;
		1904	$f->resolve_delayed_derefs;
1760		1905
1761	$self->{load_path} = $path;	1906	$self->{load_path} = $path;
1762		1907
1763	1	1908	1
1764	}	1909	}
…		…
1818	sub find {	1963	sub find {
1819	my ($path, $origin) = @_;	1964	my ($path, $origin) = @_;
1820		1965
1821	$path = normalise $path, $origin && $origin->path;	1966	$path = normalise $path, $origin && $origin->path;
1822		1967
		1968	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1823	cf::lock_wait "map_find:$path";	1969	my $guard2 = cf::lock_acquire "map_find:$path";
1824		1970
1825	$cf::MAP{$path} || do {	1971	$cf::MAP{$path} || do {
1826	my $guard = cf::lock_acquire "map_find:$path";
1827	my $map = new_from_path cf::map $path	1972	my $map = new_from_path cf::map $path
1828	or return;	1973	or return;
1829		1974
1830	$map->{last_save} = $cf::RUNTIME;	1975	$map->{last_save} = $cf::RUNTIME;
1831		1976
…		…
1833	or return;	1978	or return;
1834		1979
1835	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1980	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1836	# doing this can freeze the server in a sync job, obviously	1981	# doing this can freeze the server in a sync job, obviously
1837	#$cf::WAIT_FOR_TICK->wait;	1982	#$cf::WAIT_FOR_TICK->wait;
		1983	undef $guard2;
		1984	undef $guard1;
1838	$map->reset;	1985	$map->reset;
1839	undef $guard;
1840	return find $path;	1986	return find $path;
1841	}	1987	}
1842		1988
1843	$cf::MAP{$path} = $map	1989	$cf::MAP{$path} = $map
1844	}	1990	}
…		…
1853	local $self->{deny_reset} = 1; # loading can take a long time	1999	local $self->{deny_reset} = 1; # loading can take a long time
1854		2000
1855	my $path = $self->{path};	2001	my $path = $self->{path};
1856		2002
1857	{	2003	{
1858	my $guard1 = cf::lock_acquire "map_data:$path";	2004	my $guard = cf::lock_acquire "map_data:$path";
1859	my $guard2 = cf::lock_acquire "map_load:$path";
1860		2005
		2006	return unless $self->valid;
1861	return if $self->in_memory != cf::MAP_SWAPPED;	2007	return unless $self->in_memory == cf::MAP_SWAPPED;
1862		2008
1863	$self->in_memory (cf::MAP_LOADING);	2009	$self->in_memory (cf::MAP_LOADING);
1864		2010
1865	$self->alloc;	2011	$self->alloc;
1866		2012
1867	$self->pre_load;	2013	$self->pre_load;
1868	cf::cede_to_tick;	2014	cf::cede_to_tick;
1869		2015
		2016	my $f = new_from_file cf::object::thawer $self->{load_path};
		2017	$f->skip_block;
1870	$self->_load_objects ($self->{load_path}, 1)	2018	$self->_load_objects ($f)
1871	or return;	2019	or return;
1872		2020
1873	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2021	$self->post_load_original
1874	if delete $self->{load_original};	2022	if delete $self->{load_original};
1875		2023
1876	if (my $uniq = $self->uniq_path) {	2024	if (my $uniq = $self->uniq_path) {
1877	utf8::encode $uniq;	2025	utf8::encode $uniq;
1878	if (aio_open $uniq, O_RDONLY, 0) {	2026	unless (aio_stat $uniq) {
		2027	if (my $f = new_from_file cf::object::thawer $uniq) {
1879	$self->clear_unique_items;	2028	$self->clear_unique_items;
1880	$self->_load_objects ($uniq, 0);	2029	$self->_load_objects ($f);
		2030	$f->resolve_delayed_derefs;
		2031	}
1881	}	2032	}
1882	}	2033	}
		2034
		2035	$f->resolve_delayed_derefs;
1883		2036
1884	cf::cede_to_tick;	2037	cf::cede_to_tick;
1885	# now do the right thing for maps	2038	# now do the right thing for maps
1886	$self->link_multipart_objects;	2039	$self->link_multipart_objects;
1887	$self->difficulty ($self->estimate_difficulty)	2040	$self->difficulty ($self->estimate_difficulty)
…		…
1891	unless ($self->{deny_activate}) {	2044	unless ($self->{deny_activate}) {
1892	$self->decay_objects;	2045	$self->decay_objects;
1893	$self->fix_auto_apply;	2046	$self->fix_auto_apply;
1894	$self->update_buttons;	2047	$self->update_buttons;
1895	cf::cede_to_tick;	2048	cf::cede_to_tick;
1896	$self->set_darkness_map;
1897	cf::cede_to_tick;
1898	$self->activate;	2049	$self->activate;
1899	}	2050	}
1900		2051
1901	$self->{last_save} = $cf::RUNTIME;	2052	$self->{last_save} = $cf::RUNTIME;
1902	$self->last_access ($cf::RUNTIME);	2053	$self->last_access ($cf::RUNTIME);
1903		2054
1904	$self->in_memory (cf::MAP_IN_MEMORY);	2055	$self->in_memory (cf::MAP_ACTIVE);
1905	}	2056	}
1906		2057
1907	$self->post_load;	2058	$self->post_load;
1908	}	2059	}
1909		2060
…		…
1967	my ($path, $origin, $load) = @_;	2118	my ($path, $origin, $load) = @_;
1968		2119
1969	$path = normalise $path, $origin && $origin->{path};	2120	$path = normalise $path, $origin && $origin->{path};
1970		2121
1971	if (my $map = $cf::MAP{$path}) {	2122	if (my $map = $cf::MAP{$path}) {
1972	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2123	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1973	}	2124	}
1974		2125
1975	$MAP_PREFETCH{$path} |= $load;	2126	$MAP_PREFETCH{$path} |= $load;
1976		2127
1977	$MAP_PREFETCHER ||= cf::async {	2128	$MAP_PREFETCHER ||= cf::async {
		2129	$Coro::current->{desc} = "map prefetcher";
		2130
1978	while (%MAP_PREFETCH) {	2131	while (%MAP_PREFETCH) {
1979	while (my ($k, $v) = each %MAP_PREFETCH) {	2132	while (my ($k, $v) = each %MAP_PREFETCH) {
1980	if (my $map = find $k) {	2133	if (my $map = find $k) {
1981	$map->load if $v;	2134	$map->load if $v;
1982	}	2135	}
…		…
2008	return if $self->{deny_save};	2161	return if $self->{deny_save};
2009		2162
2010	local $self->{last_access} = $self->last_access;#d#	2163	local $self->{last_access} = $self->last_access;#d#
2011		2164
2012	cf::async {	2165	cf::async {
		2166	$Coro::current->{desc} = "map player save";
2013	$_->contr->save for $self->players;	2167	$_->contr->save for $self->players;
2014	};	2168	};
		2169
		2170	cf::get_slot 0.02;
2015		2171
2016	if ($uniq) {	2172	if ($uniq) {
2017	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2173	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2018	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2174	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2019	} else {	2175	} else {
…		…
2028	$self->save;	2184	$self->save;
2029		2185
2030	my $lock = cf::lock_acquire "map_data:$self->{path}";	2186	my $lock = cf::lock_acquire "map_data:$self->{path}";
2031		2187
2032	return if $self->players;	2188	return if $self->players;
2033	return if $self->in_memory != cf::MAP_IN_MEMORY;	2189	return if $self->in_memory != cf::MAP_ACTIVE;
2034	return if $self->{deny_save};	2190	return if $self->{deny_save};
2035		2191
		2192	$self->in_memory (cf::MAP_SWAPPED);
		2193
		2194	$self->deactivate;
		2195	$_->clear_links_to ($self) for values %cf::MAP;
2036	$self->clear;	2196	$self->clear;
2037	$self->in_memory (cf::MAP_SWAPPED);
2038	}	2197	}
2039		2198
2040	sub reset_at {	2199	sub reset_at {
2041	my ($self) = @_;	2200	my ($self) = @_;
2042		2201
…		…
2074	if $uniq;	2233	if $uniq;
2075	}	2234	}
2076		2235
2077	delete $cf::MAP{$self->path};	2236	delete $cf::MAP{$self->path};
2078		2237
		2238	$self->deactivate;
		2239	$_->clear_links_to ($self) for values %cf::MAP;
2079	$self->clear;	2240	$self->clear;
2080
2081	$_->clear_links_to ($self) for values %cf::MAP;
2082		2241
2083	$self->unlink_save;	2242	$self->unlink_save;
2084	$self->destroy;	2243	$self->destroy;
2085	}	2244	}
2086		2245
…		…
2153		2312
2154	sub unique_maps() {	2313	sub unique_maps() {
2155	[	2314	[
2156	map {	2315	map {
2157	utf8::decode $_;	2316	utf8::decode $_;
2158	/\.map$/	2317	s/\.map$//; # TODO future compatibility hack
		2318	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2319	? ()
2159	? normalise $_	2320	: normalise $_
2160	: ()
2161	} @{ aio_readdir $UNIQUEDIR or [] }	2321	} @{ aio_readdir $UNIQUEDIR or [] }
2162	]	2322	]
2163	}	2323	}
2164		2324
2165	package cf;
2166
2167	=back	2325	=back
2168		2326
2169	=head3 cf::object	2327	=head3 cf::object
2170		2328
2171	=cut	2329	=cut
…		…
2174		2332
2175	=over 4	2333	=over 4
2176		2334
2177	=item $ob->inv_recursive	2335	=item $ob->inv_recursive
2178		2336
2179	Returns the inventory of the object _and_ their inventories, recursively.	2337	Returns the inventory of the object I<and> their inventories, recursively,
		2338	but I<not> the object itself.
2180		2339
2181	=cut	2340	=cut
2182		2341
2183	sub inv_recursive_;	2342	sub inv_recursive_;
2184	sub inv_recursive_ {	2343	sub inv_recursive_ {
…		…
2187		2346
2188	sub inv_recursive {	2347	sub inv_recursive {
2189	inv_recursive_ inv $_[0]	2348	inv_recursive_ inv $_[0]
2190	}	2349	}
2191		2350
		2351	=item $ref = $ob->ref
		2352
		2353	Creates and returns a persistent reference to an object that can be stored as a string.
		2354
		2355	=item $ob = cf::object::deref ($refstring)
		2356
		2357	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2358	even if the object actually exists. May block.
		2359
		2360	=cut
		2361
		2362	sub deref {
		2363	my ($ref) = @_;
		2364
		2365	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2366	my ($uuid, $name) = ($1, $2);
		2367	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2368	or return;
		2369	$pl->ob->uuid eq $uuid
		2370	or return;
		2371
		2372	$pl->ob
		2373	} else {
		2374	warn "$ref: cannot resolve object reference\n";
		2375	undef
		2376	}
		2377	}
		2378
2192	package cf;	2379	package cf;
2193		2380
2194	=back	2381	=back
2195		2382
2196	=head3 cf::object::player	2383	=head3 cf::object::player
…		…
2202	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2389	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2203	can be C<undef>. Does the right thing when the player is currently in a	2390	can be C<undef>. Does the right thing when the player is currently in a
2204	dialogue with the given NPC character.	2391	dialogue with the given NPC character.
2205		2392
2206	=cut	2393	=cut
		2394
		2395	our $SAY_CHANNEL = {
		2396	id => "say",
		2397	title => "Map",
		2398	reply => "say ",
		2399	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2400	};
		2401
		2402	our $CHAT_CHANNEL = {
		2403	id => "chat",
		2404	title => "Chat",
		2405	reply => "chat ",
		2406	tooltip => "Player chat and shouts, global to the server.",
		2407	};
2207		2408
2208	# rough implementation of a future "reply" method that works	2409	# rough implementation of a future "reply" method that works
2209	# with dialog boxes.	2410	# with dialog boxes.
2210	#TODO: the first argument must go, split into a $npc->reply_to ( method	2411	#TODO: the first argument must go, split into a $npc->reply_to ( method
2211	sub cf::object::player::reply($$$;$) {	2412	sub cf::object::player::reply($$$;$) {
…		…
2223	my $dialog = $pl->{npc_dialog};	2424	my $dialog = $pl->{npc_dialog};
2224	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2425	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2225		2426
2226	} else {	2427	} else {
2227	$msg = $npc->name . " says: $msg" if $npc;	2428	$msg = $npc->name . " says: $msg" if $npc;
2228	$self->message ($msg, $flags);	2429	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2229	}	2430	}
2230	}	2431	}
2231	}	2432	}
2232		2433
2233	=item $object->send_msg ($channel, $msg, $color, [extra...])	2434	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2258		2459
2259	=item $player_object->enter_link	2460	=item $player_object->enter_link
2260		2461
2261	Freezes the player and moves him/her to a special map (C<{link}>).	2462	Freezes the player and moves him/her to a special map (C<{link}>).
2262		2463
2263	The player should be reasonably safe there for short amounts of time. You	2464	The player should be reasonably safe there for short amounts of time (e.g.
2264	I<MUST> call C<leave_link> as soon as possible, though.	2465	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2466	though, as the palyer cannot control the character while it is on the link
		2467	map.
2265		2468
2266	Will never block.	2469	Will never block.
2267		2470
2268	=item $player_object->leave_link ($map, $x, $y)	2471	=item $player_object->leave_link ($map, $x, $y)
2269		2472
…		…
2327		2530
2328	$map->load;	2531	$map->load;
2329	$map->load_neighbours;	2532	$map->load_neighbours;
2330		2533
2331	return unless $self->contr->active;	2534	return unless $self->contr->active;
		2535	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2332	$self->activate_recursive;	2536	$self->activate_recursive;
2333		2537
2334	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2538	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2335	$self->enter_map ($map, $x, $y);	2539	$self->enter_map ($map, $x, $y);
2336	}	2540	}
…		…
2341	her, loading and preparing them map, calling the provided $check callback	2545	her, loading and preparing them map, calling the provided $check callback
2342	that has to return the map if sucecssful, and then unfreezes the player on	2546	that has to return the map if sucecssful, and then unfreezes the player on
2343	the new (success) or old (failed) map position. In either case, $done will	2547	the new (success) or old (failed) map position. In either case, $done will
2344	be called at the end of this process.	2548	be called at the end of this process.
2345		2549
		2550	Note that $check will be called with a potentially non-loaded map, so if
		2551	it needs a loaded map it has to call C<< ->load >>.
		2552
2346	=cut	2553	=cut
2347		2554
2348	our $GOTOGEN;	2555	our $GOTOGEN;
2349		2556
2350	sub cf::object::player::goto {	2557	sub cf::object::player::goto {
…		…
2354	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2561	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2355		2562
2356	$self->enter_link;	2563	$self->enter_link;
2357		2564
2358	(async {	2565	(async {
		2566	$Coro::current->{desc} = "player::goto $path $x $y";
		2567
		2568	# *tag paths override both path and x|y
		2569	if ($path =~ /^\*(.*)$/) {
		2570	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2571	my $ob = $obs[rand @obs];
		2572
		2573	# see if we actually can go there
		2574	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2575	$ob = $obs[rand @obs];
		2576	} else {
		2577	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2578	}
		2579	# else put us there anyways for now #d#
		2580
		2581	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2582	} else {
		2583	($path, $x, $y) = (undef, undef, undef);
		2584	}
		2585	}
		2586
2359	my $map = eval {	2587	my $map = eval {
2360	my $map = cf::map::find $path;	2588	my $map = defined $path ? cf::map::find $path : undef;
2361		2589
2362	if ($map) {	2590	if ($map) {
2363	$map = $map->customise_for ($self);	2591	$map = $map->customise_for ($self);
2364	$map = $check->($map) if $check && $map;	2592	$map = $check->($map) if $check && $map;
2365	} else {	2593	} else {
2366	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2594	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2367	}	2595	}
2368		2596
2369	$map	2597	$map
2370	};	2598	};
2371		2599
…		…
2407	}	2635	}
2408		2636
2409	sub prepare_random_map {	2637	sub prepare_random_map {
2410	my ($exit) = @_;	2638	my ($exit) = @_;
2411		2639
2412	my $guard = cf::lock_acquire "exit_prepare:$exit";
2413
2414	# all this does is basically replace the /! path by	2640	# all this does is basically replace the /! path by
2415	# a new random map path (?random/...) with a seed	2641	# a new random map path (?random/...) with a seed
2416	# that depends on the exit object	2642	# that depends on the exit object
2417		2643
2418	my $rmp = parse_random_map_params $exit->msg;	2644	my $rmp = parse_random_map_params $exit->msg;
…		…
2420	if ($exit->map) {	2646	if ($exit->map) {
2421	$rmp->{region} = $exit->region->name;	2647	$rmp->{region} = $exit->region->name;
2422	$rmp->{origin_map} = $exit->map->path;	2648	$rmp->{origin_map} = $exit->map->path;
2423	$rmp->{origin_x} = $exit->x;	2649	$rmp->{origin_x} = $exit->x;
2424	$rmp->{origin_y} = $exit->y;	2650	$rmp->{origin_y} = $exit->y;
		2651
		2652	$exit->map->touch;
2425	}	2653	}
2426		2654
2427	$rmp->{random_seed} ||= $exit->random_seed;	2655	$rmp->{random_seed} ||= $exit->random_seed;
2428		2656
2429	my $data = cf::to_json $rmp;	2657	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2430	my $md5 = Digest::MD5::md5_hex $data;	2658	my $md5 = Digest::MD5::md5_hex $data;
2431	my $meta = "$RANDOMDIR/$md5.meta";	2659	my $meta = "$RANDOMDIR/$md5.meta";
2432		2660
2433	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2661	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2434	aio_write $fh, 0, (length $data), $data, 0;	2662	aio_write $fh, 0, (length $data), $data, 0;
2435	undef $fh;	2663	undef $fh;
2436	aio_rename "$meta~", $meta;	2664	aio_rename "$meta~", $meta;
2437		2665
		2666	my $slaying = "?random/$md5";
		2667
		2668	if ($exit->valid) {
2438	$exit->slaying ("?random/$md5");	2669	$exit->slaying ("?random/$md5");
2439	$exit->msg (undef);	2670	$exit->msg (undef);
		2671	}
2440	}	2672	}
2441	}	2673	}
2442		2674
2443	sub cf::object::player::enter_exit {	2675	sub cf::object::player::enter_exit {
2444	my ($self, $exit) = @_;	2676	my ($self, $exit) = @_;
2445		2677
2446	return unless $self->type == cf::PLAYER;	2678	return unless $self->type == cf::PLAYER;
2447		2679
2448	if ($exit->slaying eq "/!") {
2449	#TODO: this should de-fi-ni-te-ly not be a sync-job
2450	# the problem is that $exit might not survive long enough
2451	# so it needs to be done right now, right here
2452	cf::sync_job { prepare_random_map $exit };
2453	}
2454
2455	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2456	my $hp = $exit->stats->hp;
2457	my $sp = $exit->stats->sp;
2458
2459	$self->enter_link;	2680	$self->enter_link;
2460		2681
2461	# if exit is damned, update players death & WoR home-position
2462	$self->contr->savebed ($slaying, $hp, $sp)
2463	if $exit->flag (FLAG_DAMNED);
2464
2465	(async {	2682	(async {
2466	$self->deactivate_recursive; # just to be sure	2683	$Coro::current->{desc} = "enter_exit";
		2684
2467	unless (eval {	2685	unless (eval {
		2686	$self->deactivate_recursive; # just to be sure
		2687
		2688	# random map handling
		2689	{
		2690	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2691
		2692	prepare_random_map $exit
		2693	if $exit->slaying eq "/!";
		2694	}
		2695
		2696	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2697	my $x = $exit->stats->hp;
		2698	my $y = $exit->stats->sp;
		2699
2468	$self->goto ($slaying, $hp, $sp);	2700	$self->goto ($map, $x, $y);
2469		2701
		2702	# if exit is damned, update players death & WoR home-position
		2703	$self->contr->savebed ($map, $x, $y)
		2704	if $exit->flag (cf::FLAG_DAMNED);
		2705
2470	1;	2706	1
2471	}) {	2707	}) {
2472	$self->message ("Something went wrong deep within the crossfire server. "	2708	$self->message ("Something went wrong deep within the deliantra server. "
2473	. "I'll try to bring you back to the map you were before. "	2709	. "I'll try to bring you back to the map you were before. "
2474	. "Please report this to the dungeon master!",	2710	. "Please report this to the dungeon master!",
2475	cf::NDI_UNIQUE | cf::NDI_RED);	2711	cf::NDI_UNIQUE | cf::NDI_RED);
2476		2712
2477	warn "ERROR in enter_exit: $@";	2713	warn "ERROR in enter_exit: $@";
…		…
2505	the message, with C<log> being the default. If C<$color> is negative, suppress	2741	the message, with C<log> being the default. If C<$color> is negative, suppress
2506	the message unless the client supports the msg packet.	2742	the message unless the client supports the msg packet.
2507		2743
2508	=cut	2744	=cut
2509		2745
		2746	# non-persistent channels (usually the info channel)
2510	our %CHANNEL = (	2747	our %CHANNEL = (
2511	"c/identify" => {	2748	"c/identify" => {
2512	id => "identify",	2749	id => "infobox",
2513	title => "Identify",	2750	title => "Identify",
2514	reply => undef,	2751	reply => undef,
2515	tooltip => "Items recently identified",	2752	tooltip => "Items recently identified",
2516	},	2753	},
2517	"c/examine" => {	2754	"c/examine" => {
2518	id => "examine",	2755	id => "infobox",
2519	title => "Examine",	2756	title => "Examine",
2520	reply => undef,	2757	reply => undef,
2521	tooltip => "Signs and other items you examined",	2758	tooltip => "Signs and other items you examined",
2522	},	2759	},
		2760	"c/book" => {
		2761	id => "infobox",
		2762	title => "Book",
		2763	reply => undef,
		2764	tooltip => "The contents of a note or book",
		2765	},
		2766	"c/lookat" => {
		2767	id => "infobox",
		2768	title => "Look",
		2769	reply => undef,
		2770	tooltip => "What you saw there",
		2771	},
		2772	"c/who" => {
		2773	id => "infobox",
		2774	title => "Players",
		2775	reply => undef,
		2776	tooltip => "Shows players who are currently online",
		2777	},
		2778	"c/body" => {
		2779	id => "infobox",
		2780	title => "Body Parts",
		2781	reply => undef,
		2782	tooltip => "Shows which body parts you posess and are available",
		2783	},
		2784	"c/statistics" => {
		2785	id => "infobox",
		2786	title => "Statistics",
		2787	reply => undef,
		2788	tooltip => "Shows your primary statistics",
		2789	},
		2790	"c/skills" => {
		2791	id => "infobox",
		2792	title => "Skills",
		2793	reply => undef,
		2794	tooltip => "Shows your experience per skill and item power",
		2795	},
		2796	"c/shopitems" => {
		2797	id => "infobox",
		2798	title => "Shop Items",
		2799	reply => undef,
		2800	tooltip => "Shows the items currently for sale in this shop",
		2801	},
		2802	"c/resistances" => {
		2803	id => "infobox",
		2804	title => "Resistances",
		2805	reply => undef,
		2806	tooltip => "Shows your resistances",
		2807	},
		2808	"c/pets" => {
		2809	id => "infobox",
		2810	title => "Pets",
		2811	reply => undef,
		2812	tooltip => "Shows information abotu your pets/a specific pet",
		2813	},
		2814	"c/perceiveself" => {
		2815	id => "infobox",
		2816	title => "Perceive Self",
		2817	reply => undef,
		2818	tooltip => "You gained detailed knowledge about yourself",
		2819	},
		2820	"c/uptime" => {
		2821	id => "infobox",
		2822	title => "Uptime",
		2823	reply => undef,
		2824	tooltip => "How long the server has been running since last restart",
		2825	},
		2826	"c/mapinfo" => {
		2827	id => "infobox",
		2828	title => "Map Info",
		2829	reply => undef,
		2830	tooltip => "Information related to the maps",
		2831	},
		2832	"c/party" => {
		2833	id => "party",
		2834	title => "Party",
		2835	reply => "gsay ",
		2836	tooltip => "Messages and chat related to your party",
		2837	},
		2838	"c/death" => {
		2839	id => "death",
		2840	title => "Death",
		2841	reply => undef,
		2842	tooltip => "Reason for and more info about your most recent death",
		2843	},
		2844	"c/say" => $SAY_CHANNEL,
		2845	"c/chat" => $CHAT_CHANNEL,
2523	);	2846	);
2524		2847
2525	sub cf::client::send_msg {	2848	sub cf::client::send_msg {
2526	my ($self, $channel, $msg, $color, @extra) = @_;	2849	my ($self, $channel, $msg, $color, @extra) = @_;
2527		2850
2528	$msg = $self->pl->expand_cfpod ($msg);	2851	$msg = $self->pl->expand_cfpod ($msg)
		2852	unless $color & cf::NDI_VERBATIM;
2529		2853
2530	$color &= cf::NDI_CLIENT_MASK; # just in case...	2854	$color &= cf::NDI_CLIENT_MASK; # just in case...
2531		2855
2532	# check predefined channels, for the benefit of C	2856	# check predefined channels, for the benefit of C
2533	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	2857	if ($CHANNEL{$channel}) {
		2858	$channel = $CHANNEL{$channel};
2534		2859
		2860	$self->ext_msg (channel_info => $channel);
		2861	$channel = $channel->{id};
		2862
2535	if (ref $channel) {	2863	} elsif (ref $channel) {
2536	# send meta info to client, if not yet sent	2864	# send meta info to client, if not yet sent
2537	unless (exists $self->{channel}{$channel->{id}}) {	2865	unless (exists $self->{channel}{$channel->{id}}) {
2538	$self->{channel}{$channel->{id}} = $channel;	2866	$self->{channel}{$channel->{id}} = $channel;
2539	$self->ext_msg (channel_info => $channel)	2867	$self->ext_msg (channel_info => $channel);
2540	if $self->can_msg;
2541	}	2868	}
2542		2869
2543	$channel = $channel->{id};	2870	$channel = $channel->{id};
2544	}	2871	}
2545		2872
2546	return unless @extra || length $msg;	2873	return unless @extra || length $msg;
2547		2874
2548	if ($self->can_msg) {
2549	# default colour, mask it out	2875	# default colour, mask it out
2550	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2876	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2551	if $color & cf::NDI_DEF;	2877	if $color & cf::NDI_DEF;
2552		2878
2553	$self->send_packet ("msg " . $self->{json_coder}->encode (	2879	my $pkt = "msg "
		2880	. $self->{json_coder}->encode (
2554	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2881	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2555	} else {	2882	);
2556	if ($color >= 0) {
2557	# replace some tags by gcfclient-compatible ones
2558	for ($msg) {
2559	1 while
2560	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2561	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2562	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2563	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2564	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2565	}
2566		2883
2567	$color &= cf::NDI_COLOR_MASK;	2884	# try lzf for large packets
		2885	$pkt = "lzf " . Compress::LZF::compress $pkt
		2886	if 1024 <= length $pkt and $self->{can_lzf};
2568		2887
2569	utf8::encode $msg;	2888	# split very large packets
2570		2889	if (8192 < length $pkt and $self->{can_lzf}) {
2571	if (0 && $msg =~ /\[/) {	2890	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2572	# COMMAND/INFO	2891	$pkt = "frag";
2573	$self->send_packet ("drawextinfo $color 10 8 $msg")
2574	} else {
2575	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2576	$self->send_packet ("drawinfo $color $msg")
2577	}
2578	}
2579	}	2892	}
		2893
		2894	$self->send_packet ($pkt);
2580	}	2895	}
2581		2896
2582	=item $client->ext_msg ($type, @msg)	2897	=item $client->ext_msg ($type, @msg)
2583		2898
2584	Sends an ext event to the client.	2899	Sends an ext event to the client.
…		…
2757	=pod	3072	=pod
2758		3073
2759	The following functions and methods are available within a safe environment:	3074	The following functions and methods are available within a safe environment:
2760		3075
2761	cf::object	3076	cf::object
2762	contr pay_amount pay_player map x y force_find force_add	3077	contr pay_amount pay_player map x y force_find force_add destroy
2763	insert remove name archname title slaying race decrease_ob_nr	3078	insert remove name archname title slaying race decrease split
		3079	value
2764		3080
2765	cf::object::player	3081	cf::object::player
2766	player	3082	player
2767		3083
2768	cf::player	3084	cf::player
…		…
2773		3089
2774	=cut	3090	=cut
2775		3091
2776	for (	3092	for (
2777	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3093	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2778	insert remove inv name archname title slaying race	3094	insert remove inv nrof name archname title slaying race
2779	decrease_ob_nr)],	3095	decrease split destroy change_exp value msg lore send_msg)],
2780	["cf::object::player" => qw(player)],	3096	["cf::object::player" => qw(player)],
2781	["cf::player" => qw(peaceful)],	3097	["cf::player" => qw(peaceful send_msg)],
2782	["cf::map" => qw(trigger)],	3098	["cf::map" => qw(trigger)],
2783	) {	3099	) {
2784	no strict 'refs';	3100	no strict 'refs';
2785	my ($pkg, @funs) = @$_;	3101	my ($pkg, @funs) = @$_;
2786	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3102	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2803	my ($code, %vars) = @_;	3119	my ($code, %vars) = @_;
2804		3120
2805	my $qcode = $code;	3121	my $qcode = $code;
2806	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3122	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2807	$qcode =~ s/\n/\\n/g;	3123	$qcode =~ s/\n/\\n/g;
		3124
		3125	%vars = (_dummy => 0) unless %vars;
2808		3126
2809	local $_;	3127	local $_;
2810	local @safe::cf::_safe_eval_args = values %vars;	3128	local @safe::cf::_safe_eval_args = values %vars;
2811		3129
2812	my $eval =	3130	my $eval =
…		…
2889	{	3207	{
2890	my $faces = $facedata->{faceinfo};	3208	my $faces = $facedata->{faceinfo};
2891		3209
2892	while (my ($face, $info) = each %$faces) {	3210	while (my ($face, $info) = each %$faces) {
2893	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3211	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3212
2894	cf::face::set_visibility $idx, $info->{visibility};	3213	cf::face::set_visibility $idx, $info->{visibility};
2895	cf::face::set_magicmap $idx, $info->{magicmap};	3214	cf::face::set_magicmap $idx, $info->{magicmap};
2896	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3215	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2897	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3216	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2898		3217
2899	cf::cede_to_tick;	3218	cf::cede_to_tick;
2900	}	3219	}
2901		3220
2902	while (my ($face, $info) = each %$faces) {	3221	while (my ($face, $info) = each %$faces) {
2903	next unless $info->{smooth};	3222	next unless $info->{smooth};
		3223
2904	my $idx = cf::face::find $face	3224	my $idx = cf::face::find $face
2905	or next;	3225	or next;
		3226
2906	if (my $smooth = cf::face::find $info->{smooth}) {	3227	if (my $smooth = cf::face::find $info->{smooth}) {
2907	cf::face::set_smooth $idx, $smooth;	3228	cf::face::set_smooth $idx, $smooth;
2908	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3229	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2909	} else {	3230	} else {
2910	warn "smooth face '$info->{smooth}' not found for face '$face'";	3231	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2928	{	3249	{
2929	# TODO: for gcfclient pleasure, we should give resources	3250	# TODO: for gcfclient pleasure, we should give resources
2930	# that gcfclient doesn't grok a >10000 face index.	3251	# that gcfclient doesn't grok a >10000 face index.
2931	my $res = $facedata->{resource};	3252	my $res = $facedata->{resource};
2932		3253
2933	my $soundconf = delete $res->{"res/sound.conf"};
2934
2935	while (my ($name, $info) = each %$res) {	3254	while (my ($name, $info) = each %$res) {
		3255	if (defined $info->{type}) {
2936	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3256	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2937	my $data;	3257	my $data;
2938		3258
2939	if ($info->{type} & 1) {	3259	if ($info->{type} & 1) {
2940	# prepend meta info	3260	# prepend meta info
2941		3261
2942	my $meta = $enc->encode ({	3262	my $meta = $enc->encode ({
2943	name => $name,	3263	name => $name,
2944	%{ $info->{meta} || {} },	3264	%{ $info->{meta} || {} },
2945	});	3265	});
2946		3266
2947	$data = pack "(w/a*)*", $meta, $info->{data};	3267	$data = pack "(w/a*)*", $meta, $info->{data};
		3268	} else {
		3269	$data = $info->{data};
		3270	}
		3271
		3272	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3273	cf::face::set_type $idx, $info->{type};
2948	} else {	3274	} else {
2949	$data = $info->{data};	3275	$RESOURCE{$name} = $info;
2950	}	3276	}
2951		3277
2952	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2953	cf::face::set_type $idx, $info->{type};
2954
2955	cf::cede_to_tick;	3278	cf::cede_to_tick;
2956	}	3279	}
2957
2958	if ($soundconf) {
2959	$soundconf = $enc->decode (delete $soundconf->{data});
2960
2961	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2962	my $sound = $soundconf->{compat}[$_]
2963	or next;
2964
2965	my $face = cf::face::find "sound/$sound->[1]";
2966	cf::sound::set $sound->[0] => $face;
2967	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2968	}
2969
2970	while (my ($k, $v) = each %{$soundconf->{event}}) {
2971	my $face = cf::face::find "sound/$v";
2972	cf::sound::set $k => $face;
2973	}
2974	}
2975	}	3280	}
		3281
		3282	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2976		3283
2977	1	3284	1
2978	}	3285	}
		3286
		3287	cf::global->attach (on_resource_update => sub {
		3288	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3289	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3290
		3291	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3292	my $sound = $soundconf->{compat}[$_]
		3293	or next;
		3294
		3295	my $face = cf::face::find "sound/$sound->[1]";
		3296	cf::sound::set $sound->[0] => $face;
		3297	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3298	}
		3299
		3300	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3301	my $face = cf::face::find "sound/$v";
		3302	cf::sound::set $k => $face;
		3303	}
		3304	}
		3305	});
2979		3306
2980	register_exticmd fx_want => sub {	3307	register_exticmd fx_want => sub {
2981	my ($ns, $want) = @_;	3308	my ($ns, $want) = @_;
2982		3309
2983	while (my ($k, $v) = each %$want) {	3310	while (my ($k, $v) = each %$want) {
2984	$ns->fx_want ($k, $v);	3311	$ns->fx_want ($k, $v);
2985	}	3312	}
2986	};	3313	};
		3314
		3315	sub load_resource_file($) {
		3316	my $guard = lock_acquire "load_resource_file";
		3317
		3318	my $status = load_resource_file_ $_[0];
		3319	get_slot 0.1, 100;
		3320	cf::arch::commit_load;
		3321
		3322	$status
		3323	}
2987		3324
2988	sub reload_regions {	3325	sub reload_regions {
2989	# HACK to clear player env face cache, we need some signal framework	3326	# HACK to clear player env face cache, we need some signal framework
2990	# for this (global event?)	3327	# for this (global event?)
2991	%ext::player_env::MUSIC_FACE_CACHE = ();	3328	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3005	}	3342	}
3006		3343
3007	sub reload_archetypes {	3344	sub reload_archetypes {
3008	load_resource_file "$DATADIR/archetypes"	3345	load_resource_file "$DATADIR/archetypes"
3009	or die "unable to load archetypes\n";	3346	or die "unable to load archetypes\n";
3010	#d# NEED to laod twice to resolve forward references
3011	# this really needs to be done in an extra post-pass
3012	# (which needs to be synchronous, so solve it differently)
3013	load_resource_file "$DATADIR/archetypes"
3014	or die "unable to load archetypes\n";
3015	}	3347	}
3016		3348
3017	sub reload_treasures {	3349	sub reload_treasures {
3018	load_resource_file "$DATADIR/treasures"	3350	load_resource_file "$DATADIR/treasures"
3019	or die "unable to load treasurelists\n";	3351	or die "unable to load treasurelists\n";
3020	}	3352	}
3021		3353
3022	sub reload_resources {	3354	sub reload_resources {
3023	warn "reloading resource files...\n";	3355	warn "reloading resource files...\n";
3024		3356
		3357	reload_facedata;
		3358	reload_archetypes;
3025	reload_regions;	3359	reload_regions;
3026	reload_facedata;
3027	#reload_archetypes;#d#
3028	reload_archetypes;
3029	reload_treasures;	3360	reload_treasures;
3030		3361
3031	warn "finished reloading resource files\n";	3362	warn "finished reloading resource files\n";
3032	}
3033
3034	sub init {
3035	reload_resources;
3036	}	3363	}
3037		3364
3038	sub reload_config {	3365	sub reload_config {
3039	open my $fh, "<:utf8", "$CONFDIR/config"	3366	open my $fh, "<:utf8", "$CONFDIR/config"
3040	or return;	3367	or return;
3041		3368
3042	local $/;	3369	local $/;
3043	*CFG = YAML::Syck::Load <$fh>;	3370	*CFG = YAML::Load <$fh>;
3044		3371
3045	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3372	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3046		3373
3047	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3374	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3048	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3375	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3054	};	3381	};
3055	warn $@ if $@;	3382	warn $@ if $@;
3056	}	3383	}
3057	}	3384	}
3058		3385
		3386	sub pidfile() {
		3387	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3388	or die "$PIDFILE: $!";
		3389	flock $fh, &Fcntl::LOCK_EX
		3390	or die "$PIDFILE: flock: $!";
		3391	$fh
		3392	}
		3393
		3394	# make sure only one server instance is running at any one time
		3395	sub atomic {
		3396	my $fh = pidfile;
		3397
		3398	my $pid = <$fh>;
		3399	kill 9, $pid if $pid > 0;
		3400
		3401	seek $fh, 0, 0;
		3402	print $fh $$;
		3403	}
		3404
3059	sub main {	3405	sub main {
		3406	cf::init_globals; # initialise logging
		3407
		3408	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3409	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3410	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3411	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3412
		3413	cf::init_experience;
		3414	cf::init_anim;
		3415	cf::init_attackmess;
		3416	cf::init_dynamic;
		3417
		3418	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3419
3060	# we must not ever block the main coroutine	3420	# we must not ever block the main coroutine
3061	local $Coro::idle = sub {	3421	local $Coro::idle = sub {
3062	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3422	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3063	(async {	3423	(async {
3064	Event::one_event;	3424	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3425	EV::loop EV::LOOP_ONESHOT;
3065	})->prio (Coro::PRIO_MAX);	3426	})->prio (Coro::PRIO_MAX);
3066	};	3427	};
3067		3428
		3429	evthread_start IO::AIO::poll_fileno;
		3430
		3431	cf::sync_job {
		3432	reload_resources;
3068	reload_config;	3433	reload_config;
3069	db_init;	3434	db_init;
		3435
		3436	cf::load_settings;
		3437	cf::load_materials;
		3438	cf::init_uuid;
		3439	cf::init_signals;
		3440	cf::init_commands;
		3441	cf::init_skills;
		3442
		3443	cf::init_beforeplay;
		3444
		3445	atomic;
		3446
3070	load_extensions;	3447	load_extensions;
3071		3448
3072	$TICK_WATCHER->start;	3449	utime time, time, $RUNTIMEFILE;
		3450
		3451	# no (long-running) fork's whatsoever before this point(!)
		3452	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3453
		3454	(pop @POST_INIT)->(0) while @POST_INIT;
		3455	};
		3456
3073	Event::loop;	3457	EV::loop;
3074	}	3458	}
3075		3459
3076	#############################################################################	3460	#############################################################################
3077	# initialisation and cleanup	3461	# initialisation and cleanup
3078		3462
3079	# install some emergency cleanup handlers	3463	# install some emergency cleanup handlers
3080	BEGIN {	3464	BEGIN {
		3465	our %SIGWATCHER = ();
3081	for my $signal (qw(INT HUP TERM)) {	3466	for my $signal (qw(INT HUP TERM)) {
3082	Event->signal (	3467	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3083	reentrant => 0,
3084	data => WF_AUTOCANCEL,
3085	signal => $signal,
3086	prio => 0,
3087	cb => sub {
3088	cf::cleanup "SIG$signal";	3468	cf::cleanup "SIG$signal";
3089	},
3090	);	3469	};
3091	}	3470	}
3092	}	3471	}
3093		3472
3094	sub write_runtime {	3473	sub write_runtime_sync {
3095	my $runtime = "$LOCALDIR/runtime";
3096
3097	# first touch the runtime file to show we are still running:	3474	# first touch the runtime file to show we are still running:
3098	# the fsync below can take a very very long time.	3475	# the fsync below can take a very very long time.
3099		3476
3100	IO::AIO::aio_utime $runtime, undef, undef;	3477	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3101		3478
3102	my $guard = cf::lock_acquire "write_runtime";	3479	my $guard = cf::lock_acquire "write_runtime";
3103		3480
3104	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3481	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3105	or return;	3482	or return;
3106		3483
3107	my $value = $cf::RUNTIME + 90 + 10;	3484	my $value = $cf::RUNTIME + 90 + 10;
3108	# 10 is the runtime save interval, for a monotonic clock	3485	# 10 is the runtime save interval, for a monotonic clock
3109	# 60 allows for the watchdog to kill the server.	3486	# 60 allows for the watchdog to kill the server.
…		…
3119	aio_utime $fh, undef, undef;	3496	aio_utime $fh, undef, undef;
3120		3497
3121	close $fh	3498	close $fh
3122	or return;	3499	or return;
3123		3500
3124	aio_rename "$runtime~", $runtime	3501	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3125	and return;	3502	and return;
3126		3503
3127	warn "runtime file written.\n";	3504	warn "runtime file written.\n";
3128		3505
3129	1	3506	1
		3507	}
		3508
		3509	our $uuid_lock;
		3510	our $uuid_skip;
		3511
		3512	sub write_uuid_sync($) {
		3513	$uuid_skip ||= $_[0];
		3514
		3515	return if $uuid_lock;
		3516	local $uuid_lock = 1;
		3517
		3518	my $uuid = "$LOCALDIR/uuid";
		3519
		3520	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3521	or return;
		3522
		3523	my $value = uuid_seq uuid_cur;
		3524
		3525	unless ($value) {
		3526	warn "cowardly refusing to write zero uuid value!\n";
		3527	return;
		3528	}
		3529
		3530	my $value = uuid_str $value + $uuid_skip;
		3531	$uuid_skip = 0;
		3532
		3533	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3534	and return;
		3535
		3536	# always fsync - this file is important
		3537	aio_fsync $fh
		3538	and return;
		3539
		3540	close $fh
		3541	or return;
		3542
		3543	aio_rename "$uuid~", $uuid
		3544	and return;
		3545
		3546	warn "uuid file written ($value).\n";
		3547
		3548	1
		3549
		3550	}
		3551
		3552	sub write_uuid($$) {
		3553	my ($skip, $sync) = @_;
		3554
		3555	$sync ? write_uuid_sync $skip
		3556	: async { write_uuid_sync $skip };
3130	}	3557	}
3131		3558
3132	sub emergency_save() {	3559	sub emergency_save() {
3133	my $freeze_guard = cf::freeze_mainloop;	3560	my $freeze_guard = cf::freeze_mainloop;
3134		3561
3135	warn "enter emergency perl save\n";	3562	warn "emergency_perl_save: enter\n";
3136		3563
3137	cf::sync_job {	3564	cf::sync_job {
		3565	# this is a trade-off: we want to be very quick here, so
		3566	# save all maps without fsync, and later call a global sync
		3567	# (which in turn might be very very slow)
		3568	local $USE_FSYNC = 0;
		3569
3138	# use a peculiar iteration method to avoid tripping on perl	3570	# use a peculiar iteration method to avoid tripping on perl
3139	# refcount bugs in for. also avoids problems with players	3571	# refcount bugs in for. also avoids problems with players
3140	# and maps saved/destroyed asynchronously.	3572	# and maps saved/destroyed asynchronously.
3141	warn "begin emergency player save\n";	3573	warn "emergency_perl_save: begin player save\n";
3142	for my $login (keys %cf::PLAYER) {	3574	for my $login (keys %cf::PLAYER) {
3143	my $pl = $cf::PLAYER{$login} or next;	3575	my $pl = $cf::PLAYER{$login} or next;
3144	$pl->valid or next;	3576	$pl->valid or next;
		3577	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3145	$pl->save;	3578	$pl->save;
3146	}	3579	}
3147	warn "end emergency player save\n";	3580	warn "emergency_perl_save: end player save\n";
3148		3581
3149	warn "begin emergency map save\n";	3582	warn "emergency_perl_save: begin map save\n";
3150	for my $path (keys %cf::MAP) {	3583	for my $path (keys %cf::MAP) {
3151	my $map = $cf::MAP{$path} or next;	3584	my $map = $cf::MAP{$path} or next;
3152	$map->valid or next;	3585	$map->valid or next;
3153	$map->save;	3586	$map->save;
3154	}	3587	}
3155	warn "end emergency map save\n";	3588	warn "emergency_perl_save: end map save\n";
3156		3589
3157	warn "begin emergency database checkpoint\n";	3590	warn "emergency_perl_save: begin database checkpoint\n";
3158	BDB::db_env_txn_checkpoint $DB_ENV;	3591	BDB::db_env_txn_checkpoint $DB_ENV;
3159	warn "end emergency database checkpoint\n";	3592	warn "emergency_perl_save: end database checkpoint\n";
		3593
		3594	warn "emergency_perl_save: begin write uuid\n";
		3595	write_uuid_sync 1;
		3596	warn "emergency_perl_save: end write uuid\n";
3160	};	3597	};
3161		3598
		3599	warn "emergency_perl_save: starting sync()\n";
		3600	IO::AIO::aio_sync sub {
		3601	warn "emergency_perl_save: finished sync()\n";
		3602	};
		3603
3162	warn "leave emergency perl save\n";	3604	warn "emergency_perl_save: leave\n";
3163	}	3605	}
3164		3606
3165	sub post_cleanup {	3607	sub post_cleanup {
3166	my ($make_core) = @_;	3608	my ($make_core) = @_;
3167		3609
3168	warn Carp::longmess "post_cleanup backtrace"	3610	warn Carp::longmess "post_cleanup backtrace"
3169	if $make_core;	3611	if $make_core;
		3612
		3613	my $fh = pidfile;
		3614	unlink $PIDFILE if <$fh> == $$;
		3615	}
		3616
		3617	# a safer delete_package, copied from Symbol
		3618	sub clear_package($) {
		3619	my $pkg = shift;
		3620
		3621	# expand to full symbol table name if needed
		3622	unless ($pkg =~ /^main::.*::$/) {
		3623	$pkg = "main$pkg" if $pkg =~ /^::/;
		3624	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3625	$pkg .= '::' unless $pkg =~ /::$/;
		3626	}
		3627
		3628	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3629	my $stem_symtab = *{$stem}{HASH};
		3630
		3631	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3632	or return;
		3633
		3634	# clear all symbols
		3635	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3636	for my $name (keys %$leaf_symtab) {
		3637	_gv_clear *{"$pkg$name"};
		3638	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3639	}
		3640	warn "cleared package $pkg\n";#d#
3170	}	3641	}
3171		3642
3172	sub do_reload_perl() {	3643	sub do_reload_perl() {
3173	# can/must only be called in main	3644	# can/must only be called in main
3174	if ($Coro::current != $Coro::main) {	3645	if ($Coro::current != $Coro::main) {
3175	warn "can only reload from main coroutine";	3646	warn "can only reload from main coroutine";
3176	return;	3647	return;
3177	}	3648	}
3178		3649
		3650	return if $RELOAD++;
		3651
		3652	my $t1 = EV::time;
		3653
		3654	while ($RELOAD) {
3179	warn "reloading...";	3655	warn "reloading...";
3180		3656
3181	warn "entering sync_job";	3657	warn "entering sync_job";
3182		3658
3183	cf::sync_job {	3659	cf::sync_job {
3184	cf::write_runtime; # external watchdog should not bark	3660	cf::write_runtime_sync; # external watchdog should not bark
3185	cf::emergency_save;	3661	cf::emergency_save;
3186	cf::write_runtime; # external watchdog should not bark	3662	cf::write_runtime_sync; # external watchdog should not bark
3187		3663
3188	warn "syncing database to disk";	3664	warn "syncing database to disk";
3189	BDB::db_env_txn_checkpoint $DB_ENV;	3665	BDB::db_env_txn_checkpoint $DB_ENV;
3190		3666
3191	# if anything goes wrong in here, we should simply crash as we already saved	3667	# if anything goes wrong in here, we should simply crash as we already saved
3192		3668
3193	warn "cancelling all WF_AUTOCANCEL watchers";
3194	for (Event::all_watchers) {
3195	$_->cancel if $_->data & WF_AUTOCANCEL;
3196	}
3197
3198	warn "flushing outstanding aio requests";	3669	warn "flushing outstanding aio requests";
3199	for (;;) {
3200	BDB::flush;
3201	IO::AIO::flush;
3202	Coro::cede;
3203	last unless IO::AIO::nreqs || BDB::nreqs;	3670	while (IO::AIO::nreqs || BDB::nreqs) {
3204	warn "iterate...";	3671	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3205	}
3206
3207	++$RELOAD;
3208
3209	warn "cancelling all extension coros";
3210	$_->cancel for values %EXT_CORO;
3211	%EXT_CORO = ();
3212
3213	warn "removing commands";
3214	%COMMAND = ();
3215
3216	warn "removing ext/exti commands";
3217	%EXTCMD = ();
3218	%EXTICMD = ();
3219
3220	warn "unloading/nuking all extensions";
3221	for my $pkg (@EXTS) {
3222	warn "... unloading $pkg";
3223
3224	if (my $cb = $pkg->can ("unload")) {
3225	eval {
3226	$cb->($pkg);
3227	1
3228	} or warn "$pkg unloaded, but with errors: $@";
3229	}	3672	}
3230		3673
3231	warn "... nuking $pkg";	3674	warn "cancelling all extension coros";
3232	Symbol::delete_package $pkg;	3675	$_->cancel for values %EXT_CORO;
3233	}	3676	%EXT_CORO = ();
3234		3677
3235	warn "unloading all perl modules loaded from $LIBDIR";	3678	warn "removing commands";
3236	while (my ($k, $v) = each %INC) {	3679	%COMMAND = ();
3237	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3238		3680
		3681	warn "removing ext/exti commands";
		3682	%EXTCMD = ();
		3683	%EXTICMD = ();
		3684
		3685	warn "unloading/nuking all extensions";
		3686	for my $pkg (@EXTS) {
3239	warn "... unloading $k";	3687	warn "... unloading $pkg";
3240	delete $INC{$k};
3241		3688
3242	$k =~ s/\.pm$//;
3243	$k =~ s/\//::/g;
3244
3245	if (my $cb = $k->can ("unload_module")) {	3689	if (my $cb = $pkg->can ("unload")) {
		3690	eval {
3246	$cb->();	3691	$cb->($pkg);
		3692	1
		3693	} or warn "$pkg unloaded, but with errors: $@";
		3694	}
		3695
		3696	warn "... clearing $pkg";
		3697	clear_package $pkg;
3247	}	3698	}
3248		3699
3249	Symbol::delete_package $k;	3700	warn "unloading all perl modules loaded from $LIBDIR";
		3701	while (my ($k, $v) = each %INC) {
		3702	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3703
		3704	warn "... unloading $k";
		3705	delete $INC{$k};
		3706
		3707	$k =~ s/\.pm$//;
		3708	$k =~ s/\//::/g;
		3709
		3710	if (my $cb = $k->can ("unload_module")) {
		3711	$cb->();
		3712	}
		3713
		3714	clear_package $k;
3250	}	3715	}
3251		3716
3252	warn "getting rid of safe::, as good as possible";	3717	warn "getting rid of safe::, as good as possible";
3253	Symbol::delete_package "safe::$_"	3718	clear_package "safe::$_"
3254	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3719	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3255		3720
3256	warn "unloading cf.pm \"a bit\"";	3721	warn "unloading cf.pm \"a bit\"";
3257	delete $INC{"cf.pm"};	3722	delete $INC{"cf.pm"};
3258	delete $INC{"cf/pod.pm"};	3723	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3259		3724
3260	# don't, removes xs symbols, too,	3725	# don't, removes xs symbols, too,
3261	# and global variables created in xs	3726	# and global variables created in xs
3262	#Symbol::delete_package __PACKAGE__;	3727	#clear_package __PACKAGE__;
3263		3728
3264	warn "unload completed, starting to reload now";	3729	warn "unload completed, starting to reload now";
3265		3730
3266	warn "reloading cf.pm";	3731	warn "reloading cf.pm";
3267	require cf;	3732	require cf;
3268	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3733	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3269		3734
3270	warn "loading config and database again";	3735	warn "loading config and database again";
3271	cf::reload_config;	3736	cf::reload_config;
3272		3737
3273	warn "loading extensions";	3738	warn "loading extensions";
3274	cf::load_extensions;	3739	cf::load_extensions;
3275		3740
		3741	if ($REATTACH_ON_RELOAD) {
3276	warn "reattaching attachments to objects/players";	3742	warn "reattaching attachments to objects/players";
3277	_global_reattach; # objects, sockets	3743	_global_reattach; # objects, sockets
3278	warn "reattaching attachments to maps";	3744	warn "reattaching attachments to maps";
3279	reattach $_ for values %MAP;	3745	reattach $_ for values %MAP;
3280	warn "reattaching attachments to players";	3746	warn "reattaching attachments to players";
3281	reattach $_ for values %PLAYER;	3747	reattach $_ for values %PLAYER;
		3748	}
3282		3749
		3750	warn "running post_init jobs";
		3751	(pop @POST_INIT)->(1) while @POST_INIT;
		3752
3283	warn "leaving sync_job";	3753	warn "leaving sync_job";
3284		3754
3285	1	3755	1
3286	} or do {	3756	} or do {
3287	warn $@;	3757	warn $@;
3288	warn "error while reloading, exiting.";	3758	cf::cleanup "error while reloading, exiting.";
3289	exit 1;
3290	};	3759	};
3291		3760
3292	warn "reloaded";	3761	warn "reloaded";
		3762	--$RELOAD;
		3763	}
		3764
		3765	$t1 = EV::time - $t1;
		3766	warn "reload completed in ${t1}s\n";
3293	};	3767	};
3294		3768
3295	our $RELOAD_WATCHER; # used only during reload	3769	our $RELOAD_WATCHER; # used only during reload
3296		3770
3297	sub reload_perl() {	3771	sub reload_perl() {
3298	# doing reload synchronously and two reloads happen back-to-back,	3772	# doing reload synchronously and two reloads happen back-to-back,
3299	# coro crashes during coro_state_free->destroy here.	3773	# coro crashes during coro_state_free->destroy here.
3300		3774
3301	$RELOAD_WATCHER ||= Event->timer (	3775	$RELOAD_WATCHER ||= cf::async {
3302	reentrant => 0,	3776	Coro::AIO::aio_wait cache_extensions;
3303	after => 0,	3777
3304	data => WF_AUTOCANCEL,	3778	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3305	cb => sub {
3306	do_reload_perl;	3779	do_reload_perl;
3307	undef $RELOAD_WATCHER;	3780	undef $RELOAD_WATCHER;
3308	},	3781	};
3309	);	3782	};
3310	}	3783	}
3311		3784
3312	register_command "reload" => sub {	3785	register_command "reload" => sub {
3313	my ($who, $arg) = @_;	3786	my ($who, $arg) = @_;
3314		3787
3315	if ($who->flag (FLAG_WIZ)) {	3788	if ($who->flag (FLAG_WIZ)) {
3316	$who->message ("reloading server.");	3789	$who->message ("reloading server.");
		3790	async {
		3791	$Coro::current->{desc} = "perl_reload";
3317	async { reload_perl };	3792	reload_perl;
		3793	};
3318	}	3794	}
3319	};	3795	};
3320		3796
3321	unshift @INC, $LIBDIR;	3797	unshift @INC, $LIBDIR;
3322		3798
…		…
3324		3800
3325	our @WAIT_FOR_TICK;	3801	our @WAIT_FOR_TICK;
3326	our @WAIT_FOR_TICK_BEGIN;	3802	our @WAIT_FOR_TICK_BEGIN;
3327		3803
3328	sub wait_for_tick {	3804	sub wait_for_tick {
3329	return unless $TICK_WATCHER->is_active;
3330	return if $Coro::current == $Coro::main;	3805	return if tick_inhibit || $Coro::current == $Coro::main;
3331		3806
3332	my $signal = new Coro::Signal;	3807	my $signal = new Coro::Signal;
3333	push @WAIT_FOR_TICK, $signal;	3808	push @WAIT_FOR_TICK, $signal;
3334	$signal->wait;	3809	$signal->wait;
3335	}	3810	}
3336		3811
3337	sub wait_for_tick_begin {	3812	sub wait_for_tick_begin {
3338	return unless $TICK_WATCHER->is_active;
3339	return if $Coro::current == $Coro::main;	3813	return if tick_inhibit || $Coro::current == $Coro::main;
3340		3814
3341	my $signal = new Coro::Signal;	3815	my $signal = new Coro::Signal;
3342	push @WAIT_FOR_TICK_BEGIN, $signal;	3816	push @WAIT_FOR_TICK_BEGIN, $signal;
3343	$signal->wait;	3817	$signal->wait;
3344	}	3818	}
3345		3819
3346	my $min = 1e6;#d#	3820	sub tick {
3347	my $avg = 10;
3348	$TICK_WATCHER = Event->timer (
3349	reentrant => 0,
3350	parked => 1,
3351	prio => 0,
3352	at => $NEXT_TICK || $TICK,
3353	data => WF_AUTOCANCEL,
3354	cb => sub {
3355	if ($Coro::current != $Coro::main) {	3821	if ($Coro::current != $Coro::main) {
3356	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3822	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3357	unless ++$bug_warning > 10;	3823	unless ++$bug_warning > 10;
3358	return;	3824	return;
3359	}	3825	}
3360		3826
3361	$NOW = $tick_start = Event::time;
3362
3363	cf::server_tick; # one server iteration	3827	cf::server_tick; # one server iteration
3364		3828
3365	0 && sync_job {#d#	3829	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3366	for(1..10) {	3830	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3367	my $t = Event::time;	3831	Coro::async_pool {
3368	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3832	$Coro::current->{desc} = "runtime saver";
3369	or die;	3833	write_runtime_sync
3370		3834	or warn "ERROR: unable to write runtime file: $!";
3371	$map->width (50);
3372	$map->height (50);
3373	$map->alloc;
3374	$map->_load_objects ("/tmp/x.map", 1);
3375	my $t = Event::time - $t;
3376
3377	#next unless $t < 0.0013;#d#
3378	if ($t < $min) {
3379	$min = $t;
3380	}
3381	$avg = $avg * 0.99 + $t * 0.01;
3382	}
3383	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3384	exit 0;
3385	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3386	};	3835	};
		3836	}
3387		3837
3388	$RUNTIME += $TICK;
3389	$NEXT_TICK += $TICK;
3390
3391	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3392	$NEXT_RUNTIME_WRITE = $NOW + 10;
3393	Coro::async_pool {
3394	write_runtime
3395	or warn "ERROR: unable to write runtime file: $!";
3396	};
3397	}
3398
3399	# my $AFTER = Event::time;
3400	# warn $AFTER - $NOW;#d#
3401
3402	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3838	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3403	$sig->send;	3839	$sig->send;
3404	}	3840	}
3405	while (my $sig = shift @WAIT_FOR_TICK) {	3841	while (my $sig = shift @WAIT_FOR_TICK) {
3406	$sig->send;	3842	$sig->send;
3407	}	3843	}
3408		3844
3409	$NOW = Event::time;	3845	$LOAD = ($NOW - $TICK_START) / $TICK;
3410
3411	# if we are delayed by four ticks or more, skip them all
3412	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3413
3414	$TICK_WATCHER->at ($NEXT_TICK);
3415	$TICK_WATCHER->start;
3416
3417	$LOAD = ($NOW - $tick_start) / $TICK;
3418	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3846	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3419		3847
3420	_post_tick;	3848	if (0) {
3421		3849	if ($NEXT_TICK) {
3422		3850	my $jitter = $TICK_START - $NEXT_TICK;
		3851	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3852	warn "jitter $JITTER\n";#d#
		3853	}
3423	},	3854	}
3424	);	3855	}
3425		3856
3426	{	3857	{
3427	BDB::max_poll_time $TICK * 0.1;	3858	# configure BDB
3428	$BDB_POLL_WATCHER = Event->io (	3859
3429	reentrant => 0,
3430	fd => BDB::poll_fileno,
3431	poll => 'r',
3432	prio => 0,
3433	data => WF_AUTOCANCEL,
3434	cb => \&BDB::poll_cb,
3435	);
3436	BDB::min_parallel 8;	3860	BDB::min_parallel 8;
3437		3861	BDB::max_poll_reqs $TICK * 0.1;
3438	BDB::set_sync_prepare {	3862	$AnyEvent::BDB::WATCHER->priority (1);
3439	my $status;
3440	my $current = $Coro::current;
3441	(
3442	sub {
3443	$status = $!;
3444	$current->ready; undef $current;
3445	},
3446	sub {
3447	Coro::schedule while defined $current;
3448	$! = $status;
3449	},
3450	)
3451	};
3452		3863
3453	unless ($DB_ENV) {	3864	unless ($DB_ENV) {
3454	$DB_ENV = BDB::db_env_create;	3865	$DB_ENV = BDB::db_env_create;
		3866	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3867	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3868	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3869	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3870	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3455		3871
3456	cf::sync_job {	3872	cf::sync_job {
3457	eval {	3873	eval {
3458	BDB::db_env_open	3874	BDB::db_env_open
3459	$DB_ENV,	3875	$DB_ENV,
…		…
3461	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3877	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3462	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3878	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3463	0666;	3879	0666;
3464		3880
3465	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3881	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3466
3467	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3468	$DB_ENV->set_lk_detect;
3469	};	3882	};
3470		3883
3471	cf::cleanup "db_env_open(db): $@" if $@;	3884	cf::cleanup "db_env_open(db): $@" if $@;
3472	};	3885	};
3473	}	3886	}
		3887
		3888	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3889	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3890	};
		3891	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3892	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3893	};
		3894	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3895	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3896	};
3474	}	3897	}
3475		3898
3476	{	3899	{
		3900	# configure IO::AIO
		3901
3477	IO::AIO::min_parallel 8;	3902	IO::AIO::min_parallel 8;
3478
3479	undef $Coro::AIO::WATCHER;
3480	IO::AIO::max_poll_time $TICK * 0.1;	3903	IO::AIO::max_poll_time $TICK * 0.1;
3481	$AIO_POLL_WATCHER = Event->io (	3904	undef $AnyEvent::AIO::WATCHER;
3482	reentrant => 0,
3483	data => WF_AUTOCANCEL,
3484	fd => IO::AIO::poll_fileno,
3485	poll => 'r',
3486	prio => 6,
3487	cb => \&IO::AIO::poll_cb,
3488	);
3489	}	3905	}
3490		3906
3491	my $_log_backtrace;	3907	my $_log_backtrace;
3492		3908
3493	sub _log_backtrace {	3909	sub _log_backtrace {
…		…
3496	$msg =~ s/\n//;	3912	$msg =~ s/\n//;
3497		3913
3498	# limit the # of concurrent backtraces	3914	# limit the # of concurrent backtraces
3499	if ($_log_backtrace < 2) {	3915	if ($_log_backtrace < 2) {
3500	++$_log_backtrace;	3916	++$_log_backtrace;
		3917	my $perl_bt = Carp::longmess $msg;
3501	async {	3918	async {
		3919	$Coro::current->{desc} = "abt $msg";
		3920
3502	my @bt = fork_call {	3921	my @bt = fork_call {
3503	@addr = map { sprintf "%x", $_ } @addr;	3922	@addr = map { sprintf "%x", $_ } @addr;
3504	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3923	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3505	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3924	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3506	or die "addr2line: $!";	3925	or die "addr2line: $!";
…		…
3514	}	3933	}
3515		3934
3516	@funcs	3935	@funcs
3517	};	3936	};
3518		3937
3519	LOG llevInfo, "[ABT] $msg\n";	3938	LOG llevInfo, "[ABT] $perl_bt\n";
		3939	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3520	LOG llevInfo, "[ABT] $_\n" for @bt;	3940	LOG llevInfo, "[ABT] $_\n" for @bt;
3521	--$_log_backtrace;	3941	--$_log_backtrace;
3522	};	3942	};
3523	} else {	3943	} else {
3524	LOG llevInfo, "[ABT] $msg\n";	3944	LOG llevInfo, "[ABT] $msg\n";
3525	LOG llevInfo, "[ABT] [suppressed]\n";	3945	LOG llevInfo, "[ABT] [suppressed]\n";
3526	}	3946	}
3527	}	3947	}
3528		3948
3529	# load additional modules	3949	# load additional modules
3530	use cf::pod;	3950	require "cf/$_.pm" for @EXTRA_MODULES;
3531		3951
3532	END { cf::emergency_save }	3952	END { cf::emergency_save }
3533		3953
3534	1	3954	1
3535		3955

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