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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.355 by root, Sun Sep 2 12:45:44 2007 UTC vs.
Revision 1.474 by root, Thu Jul 16 21:42:56 2009 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify
		7	# it under the terms of the GNU General Public License as published by
		8	# the Free Software Foundation, either version 3 of the License, or
		9	# (at your option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the GNU General Public License
		17	# along with this program. If not, see <http://www.gnu.org/licenses/>.
		18	#
		19	# The authors can be reached via e-mail to <support@deliantra.net>
		20	#
		21
1	package cf;	22	package cf;
2		23
		24	use 5.10.0;
3	use utf8;	25	use utf8;
4	use strict;	26	use strict qw(vars subs);
5		27
6	use Symbol;	28	use Symbol;
7	use List::Util;	29	use List::Util;
8	use Socket;	30	use Socket;
9	use Storable;	31	use EV;
10	use Event;
11	use Opcode;	32	use Opcode;
12	use Safe;	33	use Safe;
13	use Safe::Hole;	34	use Safe::Hole;
		35	use Storable ();
14		36
		37	use Guard ();
15	use Coro 3.64 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
18	use Coro::Event;	42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
		49	use Coro::BDB 1.6;
23	use Coro::Storable;	50	use Coro::Storable;
24	use Coro::Util ();	51	use Coro::Util ();
25		52
26	use JSON::XS ();	53	use JSON::XS 2.01 ();
27	use BDB ();	54	use BDB ();
28	use Data::Dumper;	55	use Data::Dumper;
29	use Digest::MD5;	56	use Digest::MD5;
30	use Fcntl;	57	use Fcntl;
31	use YAML::Syck ();	58	use YAML ();
32	use IO::AIO 2.32 ();	59	use IO::AIO ();
33	use Time::HiRes;	60	use Time::HiRes;
34	use Compress::LZF;	61	use Compress::LZF;
35	use Digest::MD5 ();	62	use Digest::MD5 ();
		63
		64	AnyEvent::detect;
36		65
37	# configure various modules to our taste	66	# configure various modules to our taste
38	#	67	#
39	$Storable::canonical = 1; # reduce rsync transfers	68	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	69	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		70
		71	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		72
		73	# make sure c-lzf reinitialises itself
		74	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	75	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		76
43	$Event::Eval = 1; # no idea why this is required, but it is	77	# strictly for debugging
44		78	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		79
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	80	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		81
52	our %COMMAND = ();	82	our %COMMAND = ();
53	our %COMMAND_TIME = ();	83	our %COMMAND_TIME = ();
…		…
56	our %EXTCMD = ();	86	our %EXTCMD = ();
57	our %EXTICMD = ();	87	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	88	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	89	our %EXT_MAP = (); # pluggable maps
60		90
61	our $RELOAD; # number of reloads so far	91	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	92	our @EVENT;
63		93
64	our $CONFDIR = confdir;	94	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	95	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	96	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	97	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	98	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	99	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	100	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	101	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	102	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	103	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	104	our $BDBDIR = "$LOCALDIR/db";
		105	our $PIDFILE = "$LOCALDIR/pid";
		106	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		107
		108	our %RESOURCE;
75		109
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	110	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	111	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	112	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	113	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		114
		115	our $BDB_DEADLOCK_WATCHER;
		116	our $BDB_CHECKPOINT_WATCHER;
84	our $BDB_POLL_WATCHER;	117	our $BDB_TRICKLE_WATCHER;
85	our $DB_ENV;	118	our $DB_ENV;
		119
		120	our @EXTRA_MODULES = qw(pod mapscript);
86		121
87	our %CFG;	122	our %CFG;
88		123
89	our $UPTIME; $UPTIME ||= time;	124	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;	125	our $RUNTIME;
		126	our $NOW;
91		127
92	our %PLAYER; # all users	128	our (%PLAYER, %PLAYER_LOADING); # all users
93	our %MAP; # all maps	129	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	130	our $LINK_MAP; # the special {link} map, which is always available
95		131
96	# used to convert map paths into valid unix filenames by replacing / by ∕	132	# used to convert map paths into valid unix filenames by replacing / by ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	133	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		134
99	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	135	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100	our $LOADAVG; # same thing, but with alpha-smoothing	136	our $LOADAVG; # same thing, but with alpha-smoothing
		137	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	138	our $TICK_START; # for load detecting purposes
		139
		140	our @POST_INIT;
		141
		142	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		143	our $REALLY_UNLOOP; # never set to true, please :)
102		144
103	binmode STDOUT;	145	binmode STDOUT;
104	binmode STDERR;	146	binmode STDERR;
105		147
106	# read virtual server time, if available	148	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	149	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	150	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	151	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	152	$RUNTIME = <$fh> + 0.;
111	}	153	}
		154
		155	eval "sub TICK() { $TICK } 1" or die;
112		156
113	mkdir $_	157	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	158	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		159
116	our $EMERGENCY_POSITION;	160	our $EMERGENCY_POSITION;
…		…
159		203
160	The raw value load value from the last tick.	204	The raw value load value from the last tick.
161		205
162	=item %cf::CFG	206	=item %cf::CFG
163		207
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	208	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	209	from wherever your confdir points to.
166		210
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	211	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		212
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	213	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
187	$msg .= "\n"	231	$msg .= "\n"
188	unless $msg =~ /\n$/;	232	unless $msg =~ /\n$/;
189		233
190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	234	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191		235
192	utf8::encode $msg;
193	LOG llevError, $msg;	236	LOG llevError, $msg;
194	};	237	};
195	}	238	}
		239
		240	$Coro::State::DIEHOOK = sub {
		241	return unless $^S eq 0; # "eq", not "=="
		242
		243	if ($Coro::current == $Coro::main) {#d#
		244	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		245	return;#d#
		246	}#d#
		247
		248	# kill coroutine otherwise
		249	warn Carp::longmess $_[0];
		250	Coro::terminate
		251	};
		252
		253	$SIG{__DIE__} = sub { }; #d#?
196		254
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	255	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	256	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	257	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	258	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	265	for my $pkg (qw(
208	cf::global cf::attachable	266	cf::global cf::attachable
209	cf::object cf::object::player	267	cf::object cf::object::player
210	cf::client cf::player	268	cf::client cf::player
211	cf::arch cf::living	269	cf::arch cf::living
		270	cf::map cf::mapspace
212	cf::map cf::party cf::region	271	cf::party cf::region
213	)) {	272	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	273	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	274	}
217		275
218	$Event::DIED = sub {	276	$EV::DIED = sub {
219	warn "error in event callback: @_";	277	warn "error in event callback: @_";
220	};	278	};
221		279
222	#############################################################################	280	#############################################################################
223		281
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	304	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	305	$d
248	} || "[unable to dump $_[0]: '$@']";	306	} || "[unable to dump $_[0]: '$@']";
249	}	307	}
250		308
251	=item $ref = cf::from_json $json	309	=item $ref = cf::decode_json $json
252		310
253	Converts a JSON string into the corresponding perl data structure.	311	Converts a JSON string into the corresponding perl data structure.
254		312
255	=item $json = cf::to_json $ref	313	=item $json = cf::encode_json $ref
256		314
257	Converts a perl data structure into its JSON representation.	315	Converts a perl data structure into its JSON representation.
258		316
259	=cut	317	=cut
260		318
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	319	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		320
263	sub to_json ($) { $json_coder->encode ($_[0]) }	321	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	322	sub decode_json($) { $json_coder->decode ($_[0]) }
		323
		324	=item cf::post_init { BLOCK }
		325
		326	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		327	but I<before> the server starts ticking again.
		328
		329	The cdoeblock will have a single boolean argument to indicate whether this
		330	is a reload or not.
		331
		332	=cut
		333
		334	sub post_init(&) {
		335	push @POST_INIT, shift;
		336	}
265		337
266	=item cf::lock_wait $string	338	=item cf::lock_wait $string
267		339
268	Wait until the given lock is available. See cf::lock_acquire.	340	Wait until the given lock is available. See cf::lock_acquire.
269		341
270	=item my $lock = cf::lock_acquire $string	342	=item my $lock = cf::lock_acquire $string
271		343
272	Wait until the given lock is available and then acquires it and returns	344	Wait until the given lock is available and then acquires it and returns
273	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	345	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
274	for example when the coroutine gets canceled), the lock is automatically	346	for example when the coroutine gets canceled), the lock is automatically
275	returned.	347	returned.
276		348
277	Locks are *not* recursive, locking from the same coro twice results in a	349	Locks are *not* recursive, locking from the same coro twice results in a
278	deadlocked coro.	350	deadlocked coro.
…		…
284		356
285	Return true if the lock is currently active, i.e. somebody has locked it.	357	Return true if the lock is currently active, i.e. somebody has locked it.
286		358
287	=cut	359	=cut
288		360
289	our %LOCK;	361	our $LOCKS = new Coro::SemaphoreSet;
290		362
291	sub lock_wait($) {	363	sub lock_wait($) {
292	my ($key) = @_;	364	$LOCKS->wait ($_[0]);
293
294	# wait for lock, if any
295	while ($LOCK{$key}) {
296	push @{ $LOCK{$key} }, $Coro::current;
297	Coro::schedule;
298	}
299	}	365	}
300		366
301	sub lock_acquire($) {	367	sub lock_acquire($) {
302	my ($key) = @_;	368	$LOCKS->guard ($_[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	}	369	}
314		370
315	sub lock_active($) {	371	sub lock_active($) {
316	my ($key) = @_;	372	$LOCKS->count ($_[0]) < 1
317
318	! ! $LOCK{$key}
319	}	373	}
320		374
321	sub freeze_mainloop {	375	sub freeze_mainloop {
322	return unless $TICK_WATCHER->is_active;	376	tick_inhibit_inc;
323		377
324	my $guard = Coro::guard {	378	&Guard::guard (\&tick_inhibit_dec);
325	$TICK_WATCHER->start;	379	}
326	};	380
327	$TICK_WATCHER->stop;	381	=item cf::periodic $interval, $cb
328	$guard	382
		383	Like EV::periodic, but randomly selects a starting point so that the actions
		384	get spread over timer.
		385
		386	=cut
		387
		388	sub periodic($$) {
		389	my ($interval, $cb) = @_;
		390
		391	my $start = rand List::Util::min 180, $interval;
		392
		393	EV::periodic $start, $interval, 0, $cb
329	}	394	}
330		395
331	=item cf::get_slot $time[, $priority[, $name]]	396	=item cf::get_slot $time[, $priority[, $name]]
332		397
333	Allocate $time seconds of blocking CPU time at priority C<$priority>:	398	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
344	our @SLOT_QUEUE;	409	our @SLOT_QUEUE;
345	our $SLOT_QUEUE;	410	our $SLOT_QUEUE;
346		411
347	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	412	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
348	$SLOT_QUEUE = Coro::async {	413	$SLOT_QUEUE = Coro::async {
		414	$Coro::current->desc ("timeslot manager");
		415
349	my $signal = new Coro::Signal;	416	my $signal = new Coro::Signal;
350		417
351	while () {	418	while () {
352	next_job:	419	next_job:
353	my $avail = cf::till_tick;	420	my $avail = cf::till_tick;
…		…
361	}	428	}
362	}	429	}
363	}	430	}
364		431
365	if (@SLOT_QUEUE) {	432	if (@SLOT_QUEUE) {
366	# we do not use wait_For_tick() as it returns immediately when tick is inactive	433	# we do not use wait_for_tick() as it returns immediately when tick is inactive
367	push @cf::WAIT_FOR_TICK, $signal;	434	push @cf::WAIT_FOR_TICK, $signal;
368	$signal->wait;	435	$signal->wait;
369	} else {	436	} else {
370	Coro::schedule;	437	Coro::schedule;
371	}	438	}
372	}	439	}
373	};	440	};
374		441
375	sub get_slot($;$$) {	442	sub get_slot($;$$) {
		443	return if tick_inhibit || $Coro::current == $Coro::main;
		444
376	my ($time, $pri, $name) = @_;	445	my ($time, $pri, $name) = @_;
377		446
378	$time = $TICK * .6 if $time > $TICK * .6;	447	$time = $TICK * .6 if $time > $TICK * .6;
379	my $sig = new Coro::Signal;	448	my $sig = new Coro::Signal;
380		449
…		…
394		463
395	BEGIN { *async = \&Coro::async_pool }	464	BEGIN { *async = \&Coro::async_pool }
396		465
397	=item cf::sync_job { BLOCK }	466	=item cf::sync_job { BLOCK }
398		467
399	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	468	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	469	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	470	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
402	acceptable.	471	acceptable.
403		472
404	If it must be done, put the blocking parts into C<sync_job>. This will run	473	If it must be done, put the blocking parts into C<sync_job>. This will run
405	the given BLOCK in another coroutine while waiting for the result. The	474	the given BLOCK in another coroutine while waiting for the result. The
…		…
410		479
411	sub sync_job(&) {	480	sub sync_job(&) {
412	my ($job) = @_;	481	my ($job) = @_;
413		482
414	if ($Coro::current == $Coro::main) {	483	if ($Coro::current == $Coro::main) {
415	my $time = Event::time;	484	my $time = EV::time;
416		485
417	# this is the main coro, too bad, we have to block	486	# this is the main coro, too bad, we have to block
418	# till the operation succeeds, freezing the server :/	487	# till the operation succeeds, freezing the server :/
419		488
420	# TODO: use suspend/resume instead	489	LOG llevError, Carp::longmess "sync job";#d#
421	# (but this is cancel-safe)	490
422	my $freeze_guard = freeze_mainloop;	491	my $freeze_guard = freeze_mainloop;
423		492
424	my $busy = 1;	493	my $busy = 1;
425	my @res;	494	my @res;
426		495
427	(async {	496	(async {
		497	$Coro::current->desc ("sync job coro");
428	@res = eval { $job->() };	498	@res = eval { $job->() };
429	warn $@ if $@;	499	warn $@ if $@;
430	undef $busy;	500	undef $busy;
431	})->prio (Coro::PRIO_MAX);	501	})->prio (Coro::PRIO_MAX);
432		502
433	while ($busy) {	503	while ($busy) {
434	Coro::cede or Event::one_event;	504	if (Coro::nready) {
		505	Coro::cede_notself;
		506	} else {
		507	EV::loop EV::LOOP_ONESHOT;
435	}	508	}
		509	}
436		510
437	$time = Event::time - $time;	511	my $time = EV::time - $time;
438		512
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	513	$TICK_START += $time; # do not account sync jobs to server load
443		514
444	wantarray ? @res : $res[0]	515	wantarray ? @res : $res[0]
445	} else {	516	} else {
446	# we are in another coroutine, how wonderful, everything just works	517	# we are in another coroutine, how wonderful, everything just works
447		518
…		…
472	=item fork_call { }, $args	543	=item fork_call { }, $args
473		544
474	Executes the given code block with the given arguments in a seperate	545	Executes the given code block with the given arguments in a seperate
475	process, returning the results. Everything must be serialisable with	546	process, returning the results. Everything must be serialisable with
476	Coro::Storable. May, of course, block. Note that the executed sub may	547	Coro::Storable. May, of course, block. Note that the executed sub may
477	never block itself or use any form of Event handling.	548	never block itself or use any form of event handling.
478		549
479	=cut	550	=cut
480		551
481	sub fork_call(&@) {	552	sub fork_call(&@) {
482	my ($cb, @args) = @_;	553	my ($cb, @args) = @_;
…		…
491	}, @args;	562	}, @args;
492		563
493	wantarray ? @res : $res[-1]	564	wantarray ? @res : $res[-1]
494	}	565	}
495		566
		567	=item $coin = coin_from_name $name
		568
		569	=cut
		570
		571	our %coin_alias = (
		572	"silver" => "silvercoin",
		573	"silvercoin" => "silvercoin",
		574	"silvercoins" => "silvercoin",
		575	"gold" => "goldcoin",
		576	"goldcoin" => "goldcoin",
		577	"goldcoins" => "goldcoin",
		578	"platinum" => "platinacoin",
		579	"platinumcoin" => "platinacoin",
		580	"platinumcoins" => "platinacoin",
		581	"platina" => "platinacoin",
		582	"platinacoin" => "platinacoin",
		583	"platinacoins" => "platinacoin",
		584	"royalty" => "royalty",
		585	"royalties" => "royalty",
		586	);
		587
		588	sub coin_from_name($) {
		589	$coin_alias{$_[0]}
		590	? cf::arch::find $coin_alias{$_[0]}
		591	: undef
		592	}
		593
496	=item $value = cf::db_get $family => $key	594	=item $value = cf::db_get $family => $key
497		595
498	Returns a single value from the environment database.	596	Returns a single value from the environment database.
499		597
500	=item cf::db_put $family => $key => $value	598	=item cf::db_put $family => $key => $value
501		599
502	Stores the given C<$value> in the family. It can currently store binary	600	Stores the given C<$value> in the family. It can currently store binary
503	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	601	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
504		602
		603	=item $db = cf::db_table "name"
		604
		605	Create and/or open a new database table. The string must not be "db" and must be unique
		606	within each server.
		607
505	=cut	608	=cut
		609
		610	sub db_table($) {
		611	my ($name) = @_;
		612	my $db = BDB::db_create $DB_ENV;
		613
		614	eval {
		615	$db->set_flags (BDB::CHKSUM);
		616
		617	utf8::encode $name;
		618	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		619	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		620	cf::cleanup "db_open(db): $!" if $!;
		621	};
		622	cf::cleanup "db_open(db): $@" if $@;
		623
		624	$db
		625	}
506		626
507	our $DB;	627	our $DB;
508		628
509	sub db_init {	629	sub db_init {
510	unless ($DB) {
511	$DB = BDB::db_create $DB_ENV;
512
513	cf::sync_job {	630	cf::sync_job {
514	eval {	631	$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	}	632	};
524	}	633	}
525		634
526	sub db_get($$) {	635	sub db_get($$) {
527	my $key = "$_[0]/$_[1]";	636	my $key = "$_[0]/$_[1]";
528		637
…		…
626		735
627	#############################################################################	736	#############################################################################
628		737
629	=head2 ATTACHABLE OBJECTS	738	=head2 ATTACHABLE OBJECTS
630		739
631	Many objects in crossfire are so-called attachable objects. That means you can	740	Many objects in deliantra are so-called attachable objects. That means you can
632	attach callbacks/event handlers (a collection of which is called an "attachment")	741	attach callbacks/event handlers (a collection of which is called an "attachment")
633	to it. All such attachable objects support the following methods.	742	to it. All such attachable objects support the following methods.
634		743
635	In the following description, CLASS can be any of C<global>, C<object>	744	In the following description, CLASS can be any of C<global>, C<object>
636	C<player>, C<client> or C<map> (i.e. the attachable objects in	745	C<player>, C<client> or C<map> (i.e. the attachable objects in
637	Crossfire TRT).	746	Deliantra).
638		747
639	=over 4	748	=over 4
640		749
641	=item $attachable->attach ($attachment, key => $value...)	750	=item $attachable->attach ($attachment, key => $value...)
642		751
…		…
686	=item cf::CLASS::attachment $name, ...	795	=item cf::CLASS::attachment $name, ...
687		796
688	Register an attachment by C<$name> through which attachable objects of the	797	Register an attachment by C<$name> through which attachable objects of the
689	given CLASS can refer to this attachment.	798	given CLASS can refer to this attachment.
690		799
691	Some classes such as crossfire maps and objects can specify attachments	800	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.	801	that are attached at load/instantiate time, thus the need for a name.
693		802
694	These calls expect any number of the following handler/hook descriptions:	803	These calls expect any number of the following handler/hook descriptions:
695		804
696	=over 4	805	=over 4
…		…
924	}	1033	}
925		1034
926	0	1035	0
927	}	1036	}
928		1037
929	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1038	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
930		1039
931	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1040	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
932		1041
933	Generate an object-specific event with the given arguments.	1042	Generate an object-specific event with the given arguments.
934		1043
…		…
940		1049
941	=cut	1050	=cut
942		1051
943	#############################################################################	1052	#############################################################################
944	# object support	1053	# object support
945	#
946		1054
		1055	sub _object_equal($$);
		1056	sub _object_equal($$) {
		1057	my ($a, $b) = @_;
		1058
		1059	return 0 unless (ref $a) eq (ref $b);
		1060
		1061	if ("HASH" eq ref $a) {
		1062	my @ka = keys %$a;
		1063	my @kb = keys %$b;
		1064
		1065	return 0 if @ka != @kb;
		1066
		1067	for (0 .. $#ka) {
		1068	return 0 unless $ka[$_] eq $kb[$_];
		1069	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1070	}
		1071
		1072	} elsif ("ARRAY" eq ref $a) {
		1073
		1074	return 0 if @$a != @$b;
		1075
		1076	for (0 .. $#$a) {
		1077	return 0 unless _object_equal $a->[$_], $b->[$_];
		1078	}
		1079
		1080	} elsif ($a ne $b) {
		1081	return 0;
		1082	}
		1083
		1084	1
		1085	}
		1086
		1087	our $SLOW_MERGES;#d#
947	sub _can_merge {	1088	sub _can_merge {
948	my ($ob1, $ob2) = @_;	1089	my ($ob1, $ob2) = @_;
949		1090
950	local $Storable::canonical = 1;	1091	++$SLOW_MERGES;#d#
951	my $fob1 = Storable::freeze $ob1;
952	my $fob2 = Storable::freeze $ob2;
953		1092
954	$fob1 eq $fob2	1093	# we do the slow way here
		1094	return _object_equal $ob1, $ob2
955	}	1095	}
956		1096
957	sub reattach {	1097	sub reattach {
958	# basically do the same as instantiate, without calling instantiate	1098	# basically do the same as instantiate, without calling instantiate
959	my ($obj) = @_;	1099	my ($obj) = @_;
960		1100
		1101	# no longer needed after getting rid of delete_package?
961	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1102	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
962		1103
963	my $registry = $obj->registry;	1104	my $registry = $obj->registry;
964		1105
965	@$registry = ();	1106	@$registry = ();
966		1107
…		…
981	cf::attachable->attach (	1122	cf::attachable->attach (
982	prio => -1000000,	1123	prio => -1000000,
983	on_instantiate => sub {	1124	on_instantiate => sub {
984	my ($obj, $data) = @_;	1125	my ($obj, $data) = @_;
985		1126
986	$data = from_json $data;	1127	$data = decode_json $data;
987		1128
988	for (@$data) {	1129	for (@$data) {
989	my ($name, $args) = @$_;	1130	my ($name, $args) = @$_;
990		1131
991	$obj->attach ($name, %{$args || {} });	1132	$obj->attach ($name, %{$args || {} });
…		…
1007	sub object_freezer_save {	1148	sub object_freezer_save {
1008	my ($filename, $rdata, $objs) = @_;	1149	my ($filename, $rdata, $objs) = @_;
1009		1150
1010	sync_job {	1151	sync_job {
1011	if (length $$rdata) {	1152	if (length $$rdata) {
		1153	utf8::decode (my $decname = $filename);
1012	warn sprintf "saving %s (%d,%d)\n",	1154	warn sprintf "saving %s (%d,%d)\n",
1013	$filename, length $$rdata, scalar @$objs;	1155	$decname, length $$rdata, scalar @$objs;
1014		1156
1015	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1157	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1016	chmod SAVE_MODE, $fh;	1158	aio_chmod $fh, SAVE_MODE;
1017	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1159	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1018	aio_fsync $fh if $cf::USE_FSYNC;	1160	if ($cf::USE_FSYNC) {
		1161	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1162	aio_fsync $fh;
		1163	}
1019	close $fh;	1164	aio_close $fh;
1020		1165
1021	if (@$objs) {	1166	if (@$objs) {
1022	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1167	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1023	chmod SAVE_MODE, $fh;	1168	aio_chmod $fh, SAVE_MODE;
1024	my $data = Storable::nfreeze { version => 1, objs => $objs };	1169	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1025	aio_write $fh, 0, (length $data), $data, 0;	1170	aio_write $fh, 0, (length $data), $data, 0;
1026	aio_fsync $fh if $cf::USE_FSYNC;	1171	if ($cf::USE_FSYNC) {
		1172	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1173	aio_fsync $fh;
		1174	}
1027	close $fh;	1175	aio_close $fh;
1028	aio_rename "$filename.pst~", "$filename.pst";	1176	aio_rename "$filename.pst~", "$filename.pst";
1029	}	1177	}
1030	} else {	1178	} else {
1031	aio_unlink "$filename.pst";	1179	aio_unlink "$filename.pst";
1032	}	1180	}
1033		1181
1034	aio_rename "$filename~", $filename;	1182	aio_rename "$filename~", $filename;
		1183
		1184	$filename =~ s%/[^/]+$%%;
		1185	aio_pathsync $filename if $cf::USE_FSYNC;
1035	} else {	1186	} else {
1036	warn "FATAL: $filename~: $!\n";	1187	warn "unable to save objects: $filename~: $!\n";
1037	}	1188	}
1038	} else {	1189	} else {
1039	aio_unlink $filename;	1190	aio_unlink $filename;
1040	aio_unlink "$filename.pst";	1191	aio_unlink "$filename.pst";
1041	}	1192	}
1042	}	1193	};
1043	}	1194	}
1044		1195
1045	sub object_freezer_as_string {	1196	sub object_freezer_as_string {
1046	my ($rdata, $objs) = @_;	1197	my ($rdata, $objs) = @_;
1047		1198
…		…
1059	or return;	1210	or return;
1060		1211
1061	unless (aio_stat "$filename.pst") {	1212	unless (aio_stat "$filename.pst") {
1062	(aio_load "$filename.pst", $av) >= 0	1213	(aio_load "$filename.pst", $av) >= 0
1063	or return;	1214	or return;
		1215
1064	$av = eval { (Storable::thaw $av)->{objs} };	1216	my $st = eval { Coro::Storable::thaw $av };
		1217	$av = $st->{objs};
1065	}	1218	}
1066		1219
		1220	utf8::decode (my $decname = $filename);
1067	warn sprintf "loading %s (%d)\n",	1221	warn sprintf "loading %s (%d,%d)\n",
1068	$filename, length $data, scalar @{$av || []};	1222	$decname, length $data, scalar @{$av || []};
		1223
1069	return ($data, $av);	1224	($data, $av)
1070	}	1225	}
1071		1226
1072	=head2 COMMAND CALLBACKS	1227	=head2 COMMAND CALLBACKS
1073		1228
1074	=over 4	1229	=over 4
…		…
1128	my ($name, $cb) = @_;	1283	my ($name, $cb) = @_;
1129		1284
1130	$EXTICMD{$name} = $cb;	1285	$EXTICMD{$name} = $cb;
1131	}	1286	}
1132		1287
		1288	use File::Glob ();
		1289
1133	cf::player->attach (	1290	cf::player->attach (
1134	on_command => sub {	1291	on_command => sub {
1135	my ($pl, $name, $params) = @_;	1292	my ($pl, $name, $params) = @_;
1136		1293
1137	my $cb = $COMMAND{$name}	1294	my $cb = $COMMAND{$name}
…		…
1169		1326
1170	cf::override;	1327	cf::override;
1171	},	1328	},
1172	);	1329	);
1173		1330
		1331	# "readahead" all extensions
		1332	sub cache_extensions {
		1333	my $grp = IO::AIO::aio_group;
		1334
		1335	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1336	for (grep /\.ext$/, @{$_[0]}) {
		1337	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1338	}
		1339	};
		1340
		1341	$grp
		1342	}
		1343
1174	sub load_extensions {	1344	sub load_extensions {
1175	cf::sync_job {	1345	cf::sync_job {
1176	my %todo;	1346	my %todo;
1177		1347
1178	for my $path (<$LIBDIR/*.ext>) {	1348	for my $path (<$LIBDIR/*.ext>) {
…		…
1197		1367
1198	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1368	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1199	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1369	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1200		1370
1201	$ext{source} =	1371	$ext{source} =
1202	"package $pkg; use strict; use utf8;\n"	1372	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1203	. "#line 1 \"$path\"\n{\n"	1373	. "#line 1 \"$path\"\n{\n"
1204	. $source	1374	. $source
1205	. "\n};\n1";	1375	. "\n};\n1";
1206		1376
1207	$todo{$base} = \%ext;	1377	$todo{$base} = \%ext;
…		…
1223	my $msg = $@ ? "$v->{path}: $@\n"	1393	my $msg = $@ ? "$v->{path}: $@\n"
1224	: "$v->{base}: extension inactive.\n";	1394	: "$v->{base}: extension inactive.\n";
1225		1395
1226	if (exists $v->{meta}{mandatory}) {	1396	if (exists $v->{meta}{mandatory}) {
1227	warn $msg;	1397	warn $msg;
1228	warn "mandatory extension failed to load, exiting.\n";	1398	cf::cleanup "mandatory extension failed to load, exiting.";
1229	exit 1;
1230	}	1399	}
1231		1400
1232	warn $msg;	1401	warn $msg;
1233	}	1402	}
1234		1403
…		…
1248		1417
1249	=back	1418	=back
1250		1419
1251	=head2 CORE EXTENSIONS	1420	=head2 CORE EXTENSIONS
1252		1421
1253	Functions and methods that extend core crossfire objects.	1422	Functions and methods that extend core deliantra objects.
1254		1423
1255	=cut	1424	=cut
1256		1425
1257	package cf::player;	1426	package cf::player;
1258		1427
1259	use Coro::AIO;	1428	use Coro::AIO;
1260		1429
1261	=head3 cf::player	1430	=head3 cf::player
1262		1431
1263	=over 4	1432	=over 4
		1433
		1434	=item cf::player::num_playing
		1435
		1436	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1437
		1438	=cut
		1439
		1440	sub num_playing {
		1441	scalar grep
		1442	$_->ob->map
		1443	&& !$_->hidden
		1444	&& !$_->ob->flag (cf::FLAG_WIZ),
		1445	cf::player::list
		1446	}
1264		1447
1265	=item cf::player::find $login	1448	=item cf::player::find $login
1266		1449
1267	Returns the given player object, loading it if necessary (might block).	1450	Returns the given player object, loading it if necessary (might block).
1268		1451
…		…
1287		1470
1288	sub exists($) {	1471	sub exists($) {
1289	my ($login) = @_;	1472	my ($login) = @_;
1290		1473
1291	$cf::PLAYER{$login}	1474	$cf::PLAYER{$login}
1292	or cf::sync_job { !aio_stat path $login }	1475	or !aio_stat path $login
1293	}	1476	}
1294		1477
1295	sub find($) {	1478	sub find($) {
1296	return $cf::PLAYER{$_[0]} || do {	1479	return $cf::PLAYER{$_[0]} || do {
1297	my $login = $_[0];	1480	my $login = $_[0];
…		…
1304	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1487	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1305	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1488	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1306	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1489	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1307	aio_unlink +(playerdir $login) . "/$login.pl";	1490	aio_unlink +(playerdir $login) . "/$login.pl";
1308		1491
1309	my $pl = load_pl path $login	1492	my $f = new_from_file cf::object::thawer path $login
1310	or return;	1493	or return;
		1494
		1495	my $pl = cf::player::load_pl $f
		1496	or return;
		1497
		1498	local $cf::PLAYER_LOADING{$login} = $pl;
		1499	$f->resolve_delayed_derefs;
1311	$cf::PLAYER{$login} = $pl	1500	$cf::PLAYER{$login} = $pl
1312	}	1501	}
1313	}	1502	}
1314	}	1503	}
1315		1504
…		…
1323		1512
1324	return if $pl->{deny_save};	1513	return if $pl->{deny_save};
1325		1514
1326	aio_mkdir playerdir $pl, 0770;	1515	aio_mkdir playerdir $pl, 0770;
1327	$pl->{last_save} = $cf::RUNTIME;	1516	$pl->{last_save} = $cf::RUNTIME;
		1517
		1518	cf::get_slot 0.01;
1328		1519
1329	$pl->save_pl ($path);	1520	$pl->save_pl ($path);
1330	cf::cede_to_tick;	1521	cf::cede_to_tick;
1331	}	1522	}
1332		1523
…		…
1364	my ($pl) = @_;	1555	my ($pl) = @_;
1365		1556
1366	my $name = $pl->ob->name;	1557	my $name = $pl->ob->name;
1367		1558
1368	$pl->{deny_save} = 1;	1559	$pl->{deny_save} = 1;
1369	$pl->password ("*"); # this should lock out the player until we nuked the dir	1560	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1370		1561
1371	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1562	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1372	$pl->deactivate;	1563	$pl->deactivate;
		1564	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1565	$pl->ob->check_score;
1373	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1566	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1374	$pl->ns->destroy if $pl->ns;	1567	$pl->ns->destroy if $pl->ns;
1375		1568
1376	my $path = playerdir $pl;	1569	my $path = playerdir $pl;
1377	my $temp = "$path~$cf::RUNTIME~deleting~";	1570	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1416		1609
1417	for my $login (@$dirs) {	1610	for my $login (@$dirs) {
1418	my $path = path $login;	1611	my $path = path $login;
1419		1612
1420	# a .pst is a dead give-away for a valid player	1613	# a .pst is a dead give-away for a valid player
1421	unless (-e "$path.pst") {	1614	# if no pst file found, open and chekc for blocked users
		1615	if (aio_stat "$path.pst") {
1422	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1616	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1423	aio_read $fh, 0, 512, my $buf, 0 or next;	1617	aio_read $fh, 0, 512, my $buf, 0 or next;
1424	$buf !~ /^password -------------$/m or next; # official not-valid tag	1618	$buf !~ /^password -------------$/m or next; # official not-valid tag
1425	}	1619	}
1426		1620
…		…
1457	}	1651	}
1458		1652
1459	\@paths	1653	\@paths
1460	}	1654	}
1461		1655
1462	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1656	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1463		1657
1464	Expand crossfire pod fragments into protocol xml.	1658	Expand deliantra pod fragments into protocol xml.
1465
1466	=cut
1467
1468	sub expand_cfpod {
1469	((my $self), (local $_)) = @_;
1470
1471	# escape & and <
1472	s/&/&amp;/g;
1473	s/(?<![BIUGHT])</&lt;/g;
1474
1475	# this is buggy, it needs to properly take care of nested <'s
1476
1477	1 while
1478	# replace B<>, I<>, U<> etc.
1479	s/B<([^\>]*)>/<b>$1<\/b>/
1480	|| s/I<([^\>]*)>/<i>$1<\/i>/
1481	|| s/U<([^\>]*)>/<u>$1<\/u>/
1482	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1483	# replace G<male|female> tags
1484	|| s{G<([^>|]*)\|([^>]*)>}{
1485	$self->gender ? $2 : $1
1486	}ge
1487	# replace H<hint text>
1488	|| s{H<([^\>]*)>}
1489	{
1490	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1491	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1492	"")
1493	[$self->{hintmode}]
1494	}ge;
1495
1496	# create single paragraphs (very hackish)
1497	s/(?<=\S)\n(?=\w)/ /g;
1498
1499	# compress some whitespace
1500	s/\s+\n/\n/g; # ws line-ends
1501	s/\n\n+/\n/g; # double lines
1502	s/^\n+//; # beginning lines
1503	s/\n+$//; # ending lines
1504
1505	$_
1506	}
1507
1508	sub hintmode {
1509	$_[0]{hintmode} = $_[1] if @_ > 1;
1510	$_[0]{hintmode}
1511	}
1512		1659
1513	=item $player->ext_reply ($msgid, @msg)	1660	=item $player->ext_reply ($msgid, @msg)
1514		1661
1515	Sends an ext reply to the player.	1662	Sends an ext reply to the player.
1516		1663
…		…
1583	our $MAX_RESET = 3600;	1730	our $MAX_RESET = 3600;
1584	our $DEFAULT_RESET = 3000;	1731	our $DEFAULT_RESET = 3000;
1585		1732
1586	sub generate_random_map {	1733	sub generate_random_map {
1587	my ($self, $rmp) = @_;	1734	my ($self, $rmp) = @_;
		1735
		1736	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1737
1588	# mit "rum" bekleckern, nicht	1738	# mit "rum" bekleckern, nicht
1589	$self->_create_random_map (	1739	$self->_create_random_map (
1590	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1740	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1591	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1741	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1592	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1742	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1714		1864
1715	# the temporary/swap location	1865	# the temporary/swap location
1716	sub save_path {	1866	sub save_path {
1717	my ($self) = @_;	1867	my ($self) = @_;
1718		1868
1719	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1869	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1720	"$TMPDIR/$path.map"	1870	"$TMPDIR/$path.map"
1721	}	1871	}
1722		1872
1723	# the unique path, undef == no special unique path	1873	# the unique path, undef == no special unique path
1724	sub uniq_path {	1874	sub uniq_path {
1725	my ($self) = @_;	1875	my ($self) = @_;
1726		1876
1727	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1877	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1728	"$UNIQUEDIR/$path"	1878	"$UNIQUEDIR/$path"
1729	}
1730
1731	# and all this just because we cannot iterate over
1732	# all maps in C++...
1733	sub change_all_map_light {
1734	my ($change) = @_;
1735
1736	$_->change_map_light ($change)
1737	for grep $_->outdoor, values %cf::MAP;
1738	}	1879	}
1739		1880
1740	sub decay_objects {	1881	sub decay_objects {
1741	my ($self) = @_;	1882	my ($self) = @_;
1742		1883
…		…
1755		1896
1756	sub load_header_from($) {	1897	sub load_header_from($) {
1757	my ($self, $path) = @_;	1898	my ($self, $path) = @_;
1758		1899
1759	utf8::encode $path;	1900	utf8::encode $path;
1760	#aio_open $path, O_RDONLY, 0	1901	my $f = new_from_file cf::object::thawer $path
1761	# or return;
1762
1763	$self->_load_header ($path)
1764	or return;	1902	or return;
		1903
		1904	$self->_load_header ($f)
		1905	or return;
		1906
		1907	local $MAP_LOADING{$self->{path}} = $self;
		1908	$f->resolve_delayed_derefs;
1765		1909
1766	$self->{load_path} = $path;	1910	$self->{load_path} = $path;
1767		1911
1768	1	1912	1
1769	}	1913	}
…		…
1823	sub find {	1967	sub find {
1824	my ($path, $origin) = @_;	1968	my ($path, $origin) = @_;
1825		1969
1826	$path = normalise $path, $origin && $origin->path;	1970	$path = normalise $path, $origin && $origin->path;
1827		1971
		1972	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1828	cf::lock_wait "map_find:$path";	1973	my $guard2 = cf::lock_acquire "map_find:$path";
1829		1974
1830	$cf::MAP{$path} || do {	1975	$cf::MAP{$path} || do {
1831	my $guard = cf::lock_acquire "map_find:$path";
1832	my $map = new_from_path cf::map $path	1976	my $map = new_from_path cf::map $path
1833	or return;	1977	or return;
1834		1978
1835	$map->{last_save} = $cf::RUNTIME;	1979	$map->{last_save} = $cf::RUNTIME;
1836		1980
…		…
1838	or return;	1982	or return;
1839		1983
1840	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1984	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1841	# doing this can freeze the server in a sync job, obviously	1985	# doing this can freeze the server in a sync job, obviously
1842	#$cf::WAIT_FOR_TICK->wait;	1986	#$cf::WAIT_FOR_TICK->wait;
		1987	undef $guard2;
		1988	undef $guard1;
1843	$map->reset;	1989	$map->reset;
1844	undef $guard;
1845	return find $path;	1990	return find $path;
1846	}	1991	}
1847		1992
1848	$cf::MAP{$path} = $map	1993	$cf::MAP{$path} = $map
1849	}	1994	}
…		…
1858	local $self->{deny_reset} = 1; # loading can take a long time	2003	local $self->{deny_reset} = 1; # loading can take a long time
1859		2004
1860	my $path = $self->{path};	2005	my $path = $self->{path};
1861		2006
1862	{	2007	{
1863	my $guard1 = cf::lock_acquire "map_data:$path";	2008	my $guard = cf::lock_acquire "map_data:$path";
1864	my $guard2 = cf::lock_acquire "map_load:$path";
1865		2009
		2010	return unless $self->valid;
1866	return if $self->in_memory != cf::MAP_SWAPPED;	2011	return unless $self->in_memory == cf::MAP_SWAPPED;
1867		2012
1868	$self->in_memory (cf::MAP_LOADING);	2013	$self->in_memory (cf::MAP_LOADING);
1869		2014
1870	$self->alloc;	2015	$self->alloc;
1871		2016
1872	$self->pre_load;	2017	$self->pre_load;
1873	cf::cede_to_tick;	2018	cf::cede_to_tick;
1874		2019
		2020	my $f = new_from_file cf::object::thawer $self->{load_path};
		2021	$f->skip_block;
1875	$self->_load_objects ($self->{load_path}, 1)	2022	$self->_load_objects ($f)
1876	or return;	2023	or return;
1877		2024
1878	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2025	$self->post_load_original
1879	if delete $self->{load_original};	2026	if delete $self->{load_original};
1880		2027
1881	if (my $uniq = $self->uniq_path) {	2028	if (my $uniq = $self->uniq_path) {
1882	utf8::encode $uniq;	2029	utf8::encode $uniq;
1883	if (aio_open $uniq, O_RDONLY, 0) {	2030	unless (aio_stat $uniq) {
		2031	if (my $f = new_from_file cf::object::thawer $uniq) {
1884	$self->clear_unique_items;	2032	$self->clear_unique_items;
1885	$self->_load_objects ($uniq, 0);	2033	$self->_load_objects ($f);
		2034	$f->resolve_delayed_derefs;
		2035	}
1886	}	2036	}
1887	}	2037	}
		2038
		2039	$f->resolve_delayed_derefs;
1888		2040
1889	cf::cede_to_tick;	2041	cf::cede_to_tick;
1890	# now do the right thing for maps	2042	# now do the right thing for maps
1891	$self->link_multipart_objects;	2043	$self->link_multipart_objects;
1892	$self->difficulty ($self->estimate_difficulty)	2044	$self->difficulty ($self->estimate_difficulty)
…		…
1896	unless ($self->{deny_activate}) {	2048	unless ($self->{deny_activate}) {
1897	$self->decay_objects;	2049	$self->decay_objects;
1898	$self->fix_auto_apply;	2050	$self->fix_auto_apply;
1899	$self->update_buttons;	2051	$self->update_buttons;
1900	cf::cede_to_tick;	2052	cf::cede_to_tick;
1901	$self->set_darkness_map;
1902	cf::cede_to_tick;
1903	$self->activate;	2053	$self->activate;
1904	}	2054	}
1905		2055
1906	$self->{last_save} = $cf::RUNTIME;	2056	$self->{last_save} = $cf::RUNTIME;
1907	$self->last_access ($cf::RUNTIME);	2057	$self->last_access ($cf::RUNTIME);
1908		2058
1909	$self->in_memory (cf::MAP_IN_MEMORY);	2059	$self->in_memory (cf::MAP_ACTIVE);
1910	}	2060	}
1911		2061
1912	$self->post_load;	2062	$self->post_load;
1913	}	2063	}
1914		2064
…		…
1972	my ($path, $origin, $load) = @_;	2122	my ($path, $origin, $load) = @_;
1973		2123
1974	$path = normalise $path, $origin && $origin->{path};	2124	$path = normalise $path, $origin && $origin->{path};
1975		2125
1976	if (my $map = $cf::MAP{$path}) {	2126	if (my $map = $cf::MAP{$path}) {
1977	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2127	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1978	}	2128	}
1979		2129
1980	$MAP_PREFETCH{$path} |= $load;	2130	$MAP_PREFETCH{$path} |= $load;
1981		2131
1982	$MAP_PREFETCHER ||= cf::async {	2132	$MAP_PREFETCHER ||= cf::async {
		2133	$Coro::current->{desc} = "map prefetcher";
		2134
1983	while (%MAP_PREFETCH) {	2135	while (%MAP_PREFETCH) {
1984	while (my ($k, $v) = each %MAP_PREFETCH) {	2136	while (my ($k, $v) = each %MAP_PREFETCH) {
1985	if (my $map = find $k) {	2137	if (my $map = find $k) {
1986	$map->load if $v;	2138	$map->load if $v;
1987	}	2139	}
…		…
2013	return if $self->{deny_save};	2165	return if $self->{deny_save};
2014		2166
2015	local $self->{last_access} = $self->last_access;#d#	2167	local $self->{last_access} = $self->last_access;#d#
2016		2168
2017	cf::async {	2169	cf::async {
		2170	$Coro::current->{desc} = "map player save";
2018	$_->contr->save for $self->players;	2171	$_->contr->save for $self->players;
2019	};	2172	};
		2173
		2174	cf::get_slot 0.02;
2020		2175
2021	if ($uniq) {	2176	if ($uniq) {
2022	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2177	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2023	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2178	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2024	} else {	2179	} else {
…		…
2033	$self->save;	2188	$self->save;
2034		2189
2035	my $lock = cf::lock_acquire "map_data:$self->{path}";	2190	my $lock = cf::lock_acquire "map_data:$self->{path}";
2036		2191
2037	return if $self->players;	2192	return if $self->players;
2038	return if $self->in_memory != cf::MAP_IN_MEMORY;	2193	return if $self->in_memory != cf::MAP_ACTIVE;
2039	return if $self->{deny_save};	2194	return if $self->{deny_save};
2040		2195
		2196	$self->in_memory (cf::MAP_SWAPPED);
		2197
		2198	$self->deactivate;
		2199	$_->clear_links_to ($self) for values %cf::MAP;
2041	$self->clear;	2200	$self->clear;
2042	$self->in_memory (cf::MAP_SWAPPED);
2043	}	2201	}
2044		2202
2045	sub reset_at {	2203	sub reset_at {
2046	my ($self) = @_;	2204	my ($self) = @_;
2047		2205
…		…
2079	if $uniq;	2237	if $uniq;
2080	}	2238	}
2081		2239
2082	delete $cf::MAP{$self->path};	2240	delete $cf::MAP{$self->path};
2083		2241
		2242	$self->deactivate;
		2243	$_->clear_links_to ($self) for values %cf::MAP;
2084	$self->clear;	2244	$self->clear;
2085
2086	$_->clear_links_to ($self) for values %cf::MAP;
2087		2245
2088	$self->unlink_save;	2246	$self->unlink_save;
2089	$self->destroy;	2247	$self->destroy;
2090	}	2248	}
2091		2249
…		…
2158		2316
2159	sub unique_maps() {	2317	sub unique_maps() {
2160	[	2318	[
2161	map {	2319	map {
2162	utf8::decode $_;	2320	utf8::decode $_;
2163	/\.map$/	2321	s/\.map$//; # TODO future compatibility hack
		2322	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2323	? ()
2164	? normalise $_	2324	: normalise $_
2165	: ()
2166	} @{ aio_readdir $UNIQUEDIR or [] }	2325	} @{ aio_readdir $UNIQUEDIR or [] }
2167	]	2326	]
2168	}	2327	}
2169		2328
2170	package cf;
2171
2172	=back	2329	=back
2173		2330
2174	=head3 cf::object	2331	=head3 cf::object
2175		2332
2176	=cut	2333	=cut
…		…
2179		2336
2180	=over 4	2337	=over 4
2181		2338
2182	=item $ob->inv_recursive	2339	=item $ob->inv_recursive
2183		2340
2184	Returns the inventory of the object _and_ their inventories, recursively.	2341	Returns the inventory of the object I<and> their inventories, recursively,
		2342	but I<not> the object itself.
2185		2343
2186	=cut	2344	=cut
2187		2345
2188	sub inv_recursive_;	2346	sub inv_recursive_;
2189	sub inv_recursive_ {	2347	sub inv_recursive_ {
…		…
2192		2350
2193	sub inv_recursive {	2351	sub inv_recursive {
2194	inv_recursive_ inv $_[0]	2352	inv_recursive_ inv $_[0]
2195	}	2353	}
2196		2354
		2355	=item $ref = $ob->ref
		2356
		2357	Creates and returns a persistent reference to an object that can be stored as a string.
		2358
		2359	=item $ob = cf::object::deref ($refstring)
		2360
		2361	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2362	even if the object actually exists. May block.
		2363
		2364	=cut
		2365
		2366	sub deref {
		2367	my ($ref) = @_;
		2368
		2369	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2370	my ($uuid, $name) = ($1, $2);
		2371	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2372	or return;
		2373	$pl->ob->uuid eq $uuid
		2374	or return;
		2375
		2376	$pl->ob
		2377	} else {
		2378	warn "$ref: cannot resolve object reference\n";
		2379	undef
		2380	}
		2381	}
		2382
2197	package cf;	2383	package cf;
2198		2384
2199	=back	2385	=back
2200		2386
2201	=head3 cf::object::player	2387	=head3 cf::object::player
…		…
2207	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2393	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2208	can be C<undef>. Does the right thing when the player is currently in a	2394	can be C<undef>. Does the right thing when the player is currently in a
2209	dialogue with the given NPC character.	2395	dialogue with the given NPC character.
2210		2396
2211	=cut	2397	=cut
		2398
		2399	our $SAY_CHANNEL = {
		2400	id => "say",
		2401	title => "Map",
		2402	reply => "say ",
		2403	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2404	};
		2405
		2406	our $CHAT_CHANNEL = {
		2407	id => "chat",
		2408	title => "Chat",
		2409	reply => "chat ",
		2410	tooltip => "Player chat and shouts, global to the server.",
		2411	};
2212		2412
2213	# rough implementation of a future "reply" method that works	2413	# rough implementation of a future "reply" method that works
2214	# with dialog boxes.	2414	# with dialog boxes.
2215	#TODO: the first argument must go, split into a $npc->reply_to ( method	2415	#TODO: the first argument must go, split into a $npc->reply_to ( method
2216	sub cf::object::player::reply($$$;$) {	2416	sub cf::object::player::reply($$$;$) {
…		…
2228	my $dialog = $pl->{npc_dialog};	2428	my $dialog = $pl->{npc_dialog};
2229	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2429	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2230		2430
2231	} else {	2431	} else {
2232	$msg = $npc->name . " says: $msg" if $npc;	2432	$msg = $npc->name . " says: $msg" if $npc;
2233	$self->message ($msg, $flags);	2433	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2234	}	2434	}
2235	}	2435	}
2236	}	2436	}
2237		2437
2238	=item $object->send_msg ($channel, $msg, $color, [extra...])	2438	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2263		2463
2264	=item $player_object->enter_link	2464	=item $player_object->enter_link
2265		2465
2266	Freezes the player and moves him/her to a special map (C<{link}>).	2466	Freezes the player and moves him/her to a special map (C<{link}>).
2267		2467
2268	The player should be reasonably safe there for short amounts of time. You	2468	The player should be reasonably safe there for short amounts of time (e.g.
2269	I<MUST> call C<leave_link> as soon as possible, though.	2469	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2470	though, as the palyer cannot control the character while it is on the link
		2471	map.
2270		2472
2271	Will never block.	2473	Will never block.
2272		2474
2273	=item $player_object->leave_link ($map, $x, $y)	2475	=item $player_object->leave_link ($map, $x, $y)
2274		2476
…		…
2332		2534
2333	$map->load;	2535	$map->load;
2334	$map->load_neighbours;	2536	$map->load_neighbours;
2335		2537
2336	return unless $self->contr->active;	2538	return unless $self->contr->active;
		2539	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2337	$self->activate_recursive;	2540	$self->activate_recursive;
2338		2541
2339	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2542	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2340	$self->enter_map ($map, $x, $y);	2543	$self->enter_map ($map, $x, $y);
2341	}	2544	}
…		…
2346	her, loading and preparing them map, calling the provided $check callback	2549	her, loading and preparing them map, calling the provided $check callback
2347	that has to return the map if sucecssful, and then unfreezes the player on	2550	that has to return the map if sucecssful, and then unfreezes the player on
2348	the new (success) or old (failed) map position. In either case, $done will	2551	the new (success) or old (failed) map position. In either case, $done will
2349	be called at the end of this process.	2552	be called at the end of this process.
2350		2553
		2554	Note that $check will be called with a potentially non-loaded map, so if
		2555	it needs a loaded map it has to call C<< ->load >>.
		2556
2351	=cut	2557	=cut
2352		2558
2353	our $GOTOGEN;	2559	our $GOTOGEN;
2354		2560
2355	sub cf::object::player::goto {	2561	sub cf::object::player::goto {
…		…
2359	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2565	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2360		2566
2361	$self->enter_link;	2567	$self->enter_link;
2362		2568
2363	(async {	2569	(async {
		2570	$Coro::current->{desc} = "player::goto $path $x $y";
		2571
		2572	# *tag paths override both path and x|y
		2573	if ($path =~ /^\*(.*)$/) {
		2574	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2575	my $ob = $obs[rand @obs];
		2576
		2577	# see if we actually can go there
		2578	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2579	$ob = $obs[rand @obs];
		2580	} else {
		2581	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2582	}
		2583	# else put us there anyways for now #d#
		2584
		2585	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2586	} else {
		2587	($path, $x, $y) = (undef, undef, undef);
		2588	}
		2589	}
		2590
2364	my $map = eval {	2591	my $map = eval {
2365	my $map = cf::map::find $path;	2592	my $map = defined $path ? cf::map::find $path : undef;
2366		2593
2367	if ($map) {	2594	if ($map) {
2368	$map = $map->customise_for ($self);	2595	$map = $map->customise_for ($self);
2369	$map = $check->($map) if $check && $map;	2596	$map = $check->($map) if $check && $map;
2370	} else {	2597	} else {
2371	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2598	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2372	}	2599	}
2373		2600
2374	$map	2601	$map
2375	};	2602	};
2376		2603
…		…
2412	}	2639	}
2413		2640
2414	sub prepare_random_map {	2641	sub prepare_random_map {
2415	my ($exit) = @_;	2642	my ($exit) = @_;
2416		2643
2417	my $guard = cf::lock_acquire "exit_prepare:$exit";
2418
2419	# all this does is basically replace the /! path by	2644	# all this does is basically replace the /! path by
2420	# a new random map path (?random/...) with a seed	2645	# a new random map path (?random/...) with a seed
2421	# that depends on the exit object	2646	# that depends on the exit object
2422		2647
2423	my $rmp = parse_random_map_params $exit->msg;	2648	my $rmp = parse_random_map_params $exit->msg;
…		…
2425	if ($exit->map) {	2650	if ($exit->map) {
2426	$rmp->{region} = $exit->region->name;	2651	$rmp->{region} = $exit->region->name;
2427	$rmp->{origin_map} = $exit->map->path;	2652	$rmp->{origin_map} = $exit->map->path;
2428	$rmp->{origin_x} = $exit->x;	2653	$rmp->{origin_x} = $exit->x;
2429	$rmp->{origin_y} = $exit->y;	2654	$rmp->{origin_y} = $exit->y;
		2655
		2656	$exit->map->touch;
2430	}	2657	}
2431		2658
2432	$rmp->{random_seed} ||= $exit->random_seed;	2659	$rmp->{random_seed} ||= $exit->random_seed;
2433		2660
2434	my $data = cf::to_json $rmp;	2661	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2435	my $md5 = Digest::MD5::md5_hex $data;	2662	my $md5 = Digest::MD5::md5_hex $data;
2436	my $meta = "$RANDOMDIR/$md5.meta";	2663	my $meta = "$RANDOMDIR/$md5.meta";
2437		2664
2438	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2665	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2439	aio_write $fh, 0, (length $data), $data, 0;	2666	aio_write $fh, 0, (length $data), $data, 0;
2440	undef $fh;	2667	undef $fh;
2441	aio_rename "$meta~", $meta;	2668	aio_rename "$meta~", $meta;
2442		2669
		2670	my $slaying = "?random/$md5";
		2671
		2672	if ($exit->valid) {
2443	$exit->slaying ("?random/$md5");	2673	$exit->slaying ("?random/$md5");
2444	$exit->msg (undef);	2674	$exit->msg (undef);
		2675	}
2445	}	2676	}
2446	}	2677	}
2447		2678
2448	sub cf::object::player::enter_exit {	2679	sub cf::object::player::enter_exit {
2449	my ($self, $exit) = @_;	2680	my ($self, $exit) = @_;
2450		2681
2451	return unless $self->type == cf::PLAYER;	2682	return unless $self->type == cf::PLAYER;
2452		2683
2453	if ($exit->slaying eq "/!") {
2454	#TODO: this should de-fi-ni-te-ly not be a sync-job
2455	# the problem is that $exit might not survive long enough
2456	# so it needs to be done right now, right here
2457	cf::sync_job { prepare_random_map $exit };
2458	}
2459
2460	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2461	my $hp = $exit->stats->hp;
2462	my $sp = $exit->stats->sp;
2463
2464	$self->enter_link;	2684	$self->enter_link;
2465		2685
2466	# if exit is damned, update players death & WoR home-position
2467	$self->contr->savebed ($slaying, $hp, $sp)
2468	if $exit->flag (FLAG_DAMNED);
2469
2470	(async {	2686	(async {
2471	$self->deactivate_recursive; # just to be sure	2687	$Coro::current->{desc} = "enter_exit";
		2688
2472	unless (eval {	2689	unless (eval {
		2690	$self->deactivate_recursive; # just to be sure
		2691
		2692	# random map handling
		2693	{
		2694	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2695
		2696	prepare_random_map $exit
		2697	if $exit->slaying eq "/!";
		2698	}
		2699
		2700	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2701	my $x = $exit->stats->hp;
		2702	my $y = $exit->stats->sp;
		2703
2473	$self->goto ($slaying, $hp, $sp);	2704	$self->goto ($map, $x, $y);
2474		2705
		2706	# if exit is damned, update players death & WoR home-position
		2707	$self->contr->savebed ($map, $x, $y)
		2708	if $exit->flag (cf::FLAG_DAMNED);
		2709
2475	1;	2710	1
2476	}) {	2711	}) {
2477	$self->message ("Something went wrong deep within the crossfire server. "	2712	$self->message ("Something went wrong deep within the deliantra server. "
2478	. "I'll try to bring you back to the map you were before. "	2713	. "I'll try to bring you back to the map you were before. "
2479	. "Please report this to the dungeon master!",	2714	. "Please report this to the dungeon master!",
2480	cf::NDI_UNIQUE | cf::NDI_RED);	2715	cf::NDI_UNIQUE | cf::NDI_RED);
2481		2716
2482	warn "ERROR in enter_exit: $@";	2717	warn "ERROR in enter_exit: $@";
…		…
2510	the message, with C<log> being the default. If C<$color> is negative, suppress	2745	the message, with C<log> being the default. If C<$color> is negative, suppress
2511	the message unless the client supports the msg packet.	2746	the message unless the client supports the msg packet.
2512		2747
2513	=cut	2748	=cut
2514		2749
		2750	# non-persistent channels (usually the info channel)
2515	our %CHANNEL = (	2751	our %CHANNEL = (
2516	"c/identify" => {	2752	"c/identify" => {
2517	id => "identify",	2753	id => "infobox",
2518	title => "Identify",	2754	title => "Identify",
2519	reply => undef,	2755	reply => undef,
2520	tooltip => "Items recently identified",	2756	tooltip => "Items recently identified",
2521	},	2757	},
2522	"c/examine" => {	2758	"c/examine" => {
2523	id => "examine",	2759	id => "infobox",
2524	title => "Examine",	2760	title => "Examine",
2525	reply => undef,	2761	reply => undef,
2526	tooltip => "Signs and other items you examined",	2762	tooltip => "Signs and other items you examined",
2527	},	2763	},
		2764	"c/book" => {
		2765	id => "infobox",
		2766	title => "Book",
		2767	reply => undef,
		2768	tooltip => "The contents of a note or book",
		2769	},
		2770	"c/lookat" => {
		2771	id => "infobox",
		2772	title => "Look",
		2773	reply => undef,
		2774	tooltip => "What you saw there",
		2775	},
		2776	"c/who" => {
		2777	id => "infobox",
		2778	title => "Players",
		2779	reply => undef,
		2780	tooltip => "Shows players who are currently online",
		2781	},
		2782	"c/body" => {
		2783	id => "infobox",
		2784	title => "Body Parts",
		2785	reply => undef,
		2786	tooltip => "Shows which body parts you posess and are available",
		2787	},
		2788	"c/statistics" => {
		2789	id => "infobox",
		2790	title => "Statistics",
		2791	reply => undef,
		2792	tooltip => "Shows your primary statistics",
		2793	},
		2794	"c/skills" => {
		2795	id => "infobox",
		2796	title => "Skills",
		2797	reply => undef,
		2798	tooltip => "Shows your experience per skill and item power",
		2799	},
		2800	"c/shopitems" => {
		2801	id => "infobox",
		2802	title => "Shop Items",
		2803	reply => undef,
		2804	tooltip => "Shows the items currently for sale in this shop",
		2805	},
		2806	"c/resistances" => {
		2807	id => "infobox",
		2808	title => "Resistances",
		2809	reply => undef,
		2810	tooltip => "Shows your resistances",
		2811	},
		2812	"c/pets" => {
		2813	id => "infobox",
		2814	title => "Pets",
		2815	reply => undef,
		2816	tooltip => "Shows information abotu your pets/a specific pet",
		2817	},
		2818	"c/perceiveself" => {
		2819	id => "infobox",
		2820	title => "Perceive Self",
		2821	reply => undef,
		2822	tooltip => "You gained detailed knowledge about yourself",
		2823	},
		2824	"c/uptime" => {
		2825	id => "infobox",
		2826	title => "Uptime",
		2827	reply => undef,
		2828	tooltip => "How long the server has been running since last restart",
		2829	},
		2830	"c/mapinfo" => {
		2831	id => "infobox",
		2832	title => "Map Info",
		2833	reply => undef,
		2834	tooltip => "Information related to the maps",
		2835	},
		2836	"c/party" => {
		2837	id => "party",
		2838	title => "Party",
		2839	reply => "gsay ",
		2840	tooltip => "Messages and chat related to your party",
		2841	},
		2842	"c/death" => {
		2843	id => "death",
		2844	title => "Death",
		2845	reply => undef,
		2846	tooltip => "Reason for and more info about your most recent death",
		2847	},
		2848	"c/say" => $SAY_CHANNEL,
		2849	"c/chat" => $CHAT_CHANNEL,
2528	);	2850	);
2529		2851
2530	sub cf::client::send_msg {	2852	sub cf::client::send_msg {
2531	my ($self, $channel, $msg, $color, @extra) = @_;	2853	my ($self, $channel, $msg, $color, @extra) = @_;
2532		2854
2533	$msg = $self->pl->expand_cfpod ($msg);	2855	$msg = $self->pl->expand_cfpod ($msg)
		2856	unless $color & cf::NDI_VERBATIM;
2534		2857
2535	$color &= cf::NDI_CLIENT_MASK; # just in case...	2858	$color &= cf::NDI_CLIENT_MASK; # just in case...
2536		2859
2537	# check predefined channels, for the benefit of C	2860	# check predefined channels, for the benefit of C
2538	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	2861	if ($CHANNEL{$channel}) {
		2862	$channel = $CHANNEL{$channel};
2539		2863
		2864	$self->ext_msg (channel_info => $channel);
		2865	$channel = $channel->{id};
		2866
2540	if (ref $channel) {	2867	} elsif (ref $channel) {
2541	# send meta info to client, if not yet sent	2868	# send meta info to client, if not yet sent
2542	unless (exists $self->{channel}{$channel->{id}}) {	2869	unless (exists $self->{channel}{$channel->{id}}) {
2543	$self->{channel}{$channel->{id}} = $channel;	2870	$self->{channel}{$channel->{id}} = $channel;
2544	$self->ext_msg (channel_info => $channel)	2871	$self->ext_msg (channel_info => $channel);
2545	if $self->can_msg;
2546	}	2872	}
2547		2873
2548	$channel = $channel->{id};	2874	$channel = $channel->{id};
2549	}	2875	}
2550		2876
2551	return unless @extra || length $msg;	2877	return unless @extra || length $msg;
2552		2878
2553	if ($self->can_msg) {
2554	# default colour, mask it out	2879	# default colour, mask it out
2555	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2880	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2556	if $color & cf::NDI_DEF;	2881	if $color & cf::NDI_DEF;
2557		2882
2558	$self->send_packet ("msg " . $self->{json_coder}->encode (	2883	my $pkt = "msg "
		2884	. $self->{json_coder}->encode (
2559	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2885	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2560	} else {	2886	);
2561	if ($color >= 0) {
2562	# replace some tags by gcfclient-compatible ones
2563	for ($msg) {
2564	1 while
2565	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2566	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2567	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2568	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2569	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2570	}
2571		2887
2572	$color &= cf::NDI_COLOR_MASK;	2888	# try lzf for large packets
		2889	$pkt = "lzf " . Compress::LZF::compress $pkt
		2890	if 1024 <= length $pkt and $self->{can_lzf};
2573		2891
2574	utf8::encode $msg;	2892	# split very large packets
2575		2893	if (8192 < length $pkt and $self->{can_lzf}) {
2576	if (0 && $msg =~ /\[/) {	2894	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2577	# COMMAND/INFO	2895	$pkt = "frag";
2578	$self->send_packet ("drawextinfo $color 10 8 $msg")
2579	} else {
2580	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2581	$self->send_packet ("drawinfo $color $msg")
2582	}
2583	}
2584	}	2896	}
		2897
		2898	$self->send_packet ($pkt);
2585	}	2899	}
2586		2900
2587	=item $client->ext_msg ($type, @msg)	2901	=item $client->ext_msg ($type, @msg)
2588		2902
2589	Sends an ext event to the client.	2903	Sends an ext event to the client.
…		…
2762	=pod	3076	=pod
2763		3077
2764	The following functions and methods are available within a safe environment:	3078	The following functions and methods are available within a safe environment:
2765		3079
2766	cf::object	3080	cf::object
2767	contr pay_amount pay_player map x y force_find force_add	3081	contr pay_amount pay_player map x y force_find force_add destroy
2768	insert remove name archname title slaying race decrease_ob_nr	3082	insert remove name archname title slaying race decrease split
		3083	value
2769		3084
2770	cf::object::player	3085	cf::object::player
2771	player	3086	player
2772		3087
2773	cf::player	3088	cf::player
…		…
2778		3093
2779	=cut	3094	=cut
2780		3095
2781	for (	3096	for (
2782	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3097	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2783	insert remove inv name archname title slaying race	3098	insert remove inv nrof name archname title slaying race
2784	decrease_ob_nr)],	3099	decrease split destroy change_exp value msg lore send_msg)],
2785	["cf::object::player" => qw(player)],	3100	["cf::object::player" => qw(player)],
2786	["cf::player" => qw(peaceful)],	3101	["cf::player" => qw(peaceful send_msg)],
2787	["cf::map" => qw(trigger)],	3102	["cf::map" => qw(trigger)],
2788	) {	3103	) {
2789	no strict 'refs';	3104	no strict 'refs';
2790	my ($pkg, @funs) = @$_;	3105	my ($pkg, @funs) = @$_;
2791	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3106	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2808	my ($code, %vars) = @_;	3123	my ($code, %vars) = @_;
2809		3124
2810	my $qcode = $code;	3125	my $qcode = $code;
2811	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3126	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2812	$qcode =~ s/\n/\\n/g;	3127	$qcode =~ s/\n/\\n/g;
		3128
		3129	%vars = (_dummy => 0) unless %vars;
2813		3130
2814	local $_;	3131	local $_;
2815	local @safe::cf::_safe_eval_args = values %vars;	3132	local @safe::cf::_safe_eval_args = values %vars;
2816		3133
2817	my $eval =	3134	my $eval =
…		…
2894	{	3211	{
2895	my $faces = $facedata->{faceinfo};	3212	my $faces = $facedata->{faceinfo};
2896		3213
2897	while (my ($face, $info) = each %$faces) {	3214	while (my ($face, $info) = each %$faces) {
2898	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3215	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3216
2899	cf::face::set_visibility $idx, $info->{visibility};	3217	cf::face::set_visibility $idx, $info->{visibility};
2900	cf::face::set_magicmap $idx, $info->{magicmap};	3218	cf::face::set_magicmap $idx, $info->{magicmap};
2901	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3219	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2902	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3220	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2903		3221
2904	cf::cede_to_tick;	3222	cf::cede_to_tick;
2905	}	3223	}
2906		3224
2907	while (my ($face, $info) = each %$faces) {	3225	while (my ($face, $info) = each %$faces) {
2908	next unless $info->{smooth};	3226	next unless $info->{smooth};
		3227
2909	my $idx = cf::face::find $face	3228	my $idx = cf::face::find $face
2910	or next;	3229	or next;
		3230
2911	if (my $smooth = cf::face::find $info->{smooth}) {	3231	if (my $smooth = cf::face::find $info->{smooth}) {
2912	cf::face::set_smooth $idx, $smooth;	3232	cf::face::set_smooth $idx, $smooth;
2913	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3233	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2914	} else {	3234	} else {
2915	warn "smooth face '$info->{smooth}' not found for face '$face'";	3235	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2933	{	3253	{
2934	# TODO: for gcfclient pleasure, we should give resources	3254	# TODO: for gcfclient pleasure, we should give resources
2935	# that gcfclient doesn't grok a >10000 face index.	3255	# that gcfclient doesn't grok a >10000 face index.
2936	my $res = $facedata->{resource};	3256	my $res = $facedata->{resource};
2937		3257
2938	my $soundconf = delete $res->{"res/sound.conf"};
2939
2940	while (my ($name, $info) = each %$res) {	3258	while (my ($name, $info) = each %$res) {
		3259	if (defined $info->{type}) {
2941	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3260	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2942	my $data;	3261	my $data;
2943		3262
2944	if ($info->{type} & 1) {	3263	if ($info->{type} & 1) {
2945	# prepend meta info	3264	# prepend meta info
2946		3265
2947	my $meta = $enc->encode ({	3266	my $meta = $enc->encode ({
2948	name => $name,	3267	name => $name,
2949	%{ $info->{meta} || {} },	3268	%{ $info->{meta} || {} },
2950	});	3269	});
2951		3270
2952	$data = pack "(w/a*)*", $meta, $info->{data};	3271	$data = pack "(w/a*)*", $meta, $info->{data};
		3272	} else {
		3273	$data = $info->{data};
		3274	}
		3275
		3276	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3277	cf::face::set_type $idx, $info->{type};
2953	} else {	3278	} else {
2954	$data = $info->{data};	3279	$RESOURCE{$name} = $info;
2955	}	3280	}
2956		3281
2957	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2958	cf::face::set_type $idx, $info->{type};
2959
2960	cf::cede_to_tick;	3282	cf::cede_to_tick;
2961	}	3283	}
2962
2963	if ($soundconf) {
2964	$soundconf = $enc->decode (delete $soundconf->{data});
2965
2966	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2967	my $sound = $soundconf->{compat}[$_]
2968	or next;
2969
2970	my $face = cf::face::find "sound/$sound->[1]";
2971	cf::sound::set $sound->[0] => $face;
2972	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2973	}
2974
2975	while (my ($k, $v) = each %{$soundconf->{event}}) {
2976	my $face = cf::face::find "sound/$v";
2977	cf::sound::set $k => $face;
2978	}
2979	}
2980	}	3284	}
		3285
		3286	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2981		3287
2982	1	3288	1
2983	}	3289	}
		3290
		3291	cf::global->attach (on_resource_update => sub {
		3292	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3293	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3294
		3295	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3296	my $sound = $soundconf->{compat}[$_]
		3297	or next;
		3298
		3299	my $face = cf::face::find "sound/$sound->[1]";
		3300	cf::sound::set $sound->[0] => $face;
		3301	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3302	}
		3303
		3304	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3305	my $face = cf::face::find "sound/$v";
		3306	cf::sound::set $k => $face;
		3307	}
		3308	}
		3309	});
2984		3310
2985	register_exticmd fx_want => sub {	3311	register_exticmd fx_want => sub {
2986	my ($ns, $want) = @_;	3312	my ($ns, $want) = @_;
2987		3313
2988	while (my ($k, $v) = each %$want) {	3314	while (my ($k, $v) = each %$want) {
2989	$ns->fx_want ($k, $v);	3315	$ns->fx_want ($k, $v);
2990	}	3316	}
2991	};	3317	};
		3318
		3319	sub load_resource_file($) {
		3320	my $guard = lock_acquire "load_resource_file";
		3321
		3322	my $status = load_resource_file_ $_[0];
		3323	get_slot 0.1, 100;
		3324	cf::arch::commit_load;
		3325
		3326	$status
		3327	}
2992		3328
2993	sub reload_regions {	3329	sub reload_regions {
2994	# HACK to clear player env face cache, we need some signal framework	3330	# HACK to clear player env face cache, we need some signal framework
2995	# for this (global event?)	3331	# for this (global event?)
2996	%ext::player_env::MUSIC_FACE_CACHE = ();	3332	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3010	}	3346	}
3011		3347
3012	sub reload_archetypes {	3348	sub reload_archetypes {
3013	load_resource_file "$DATADIR/archetypes"	3349	load_resource_file "$DATADIR/archetypes"
3014	or die "unable to load archetypes\n";	3350	or die "unable to load archetypes\n";
3015	#d# NEED to laod twice to resolve forward references
3016	# this really needs to be done in an extra post-pass
3017	# (which needs to be synchronous, so solve it differently)
3018	load_resource_file "$DATADIR/archetypes"
3019	or die "unable to load archetypes\n";
3020	}	3351	}
3021		3352
3022	sub reload_treasures {	3353	sub reload_treasures {
3023	load_resource_file "$DATADIR/treasures"	3354	load_resource_file "$DATADIR/treasures"
3024	or die "unable to load treasurelists\n";	3355	or die "unable to load treasurelists\n";
3025	}	3356	}
3026		3357
3027	sub reload_resources {	3358	sub reload_resources {
3028	warn "reloading resource files...\n";	3359	warn "reloading resource files...\n";
3029		3360
		3361	reload_facedata;
		3362	reload_archetypes;
3030	reload_regions;	3363	reload_regions;
3031	reload_facedata;
3032	#reload_archetypes;#d#
3033	reload_archetypes;
3034	reload_treasures;	3364	reload_treasures;
3035		3365
3036	warn "finished reloading resource files\n";	3366	warn "finished reloading resource files\n";
3037	}
3038
3039	sub init {
3040	reload_resources;
3041	}	3367	}
3042		3368
3043	sub reload_config {	3369	sub reload_config {
3044	open my $fh, "<:utf8", "$CONFDIR/config"	3370	open my $fh, "<:utf8", "$CONFDIR/config"
3045	or return;	3371	or return;
3046		3372
3047	local $/;	3373	local $/;
3048	*CFG = YAML::Syck::Load <$fh>;	3374	*CFG = YAML::Load <$fh>;
3049		3375
3050	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3376	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3051		3377
3052	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3378	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3053	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3379	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3059	};	3385	};
3060	warn $@ if $@;	3386	warn $@ if $@;
3061	}	3387	}
3062	}	3388	}
3063		3389
		3390	sub pidfile() {
		3391	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3392	or die "$PIDFILE: $!";
		3393	flock $fh, &Fcntl::LOCK_EX
		3394	or die "$PIDFILE: flock: $!";
		3395	$fh
		3396	}
		3397
		3398	# make sure only one server instance is running at any one time
		3399	sub atomic {
		3400	my $fh = pidfile;
		3401
		3402	my $pid = <$fh>;
		3403	kill 9, $pid if $pid > 0;
		3404
		3405	seek $fh, 0, 0;
		3406	print $fh $$;
		3407	}
		3408
		3409	sub main_loop {
		3410	warn "EV::loop starting\n";
		3411	if (1) {
		3412	EV::loop;
		3413	}
		3414	warn "EV::loop returned\n";
		3415	goto &main_loop unless $REALLY_UNLOOP;
		3416	}
		3417
3064	sub main {	3418	sub main {
		3419	cf::init_globals; # initialise logging
		3420
		3421	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3422	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3423	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3424	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3425
		3426	cf::init_experience;
		3427	cf::init_anim;
		3428	cf::init_attackmess;
		3429	cf::init_dynamic;
		3430
		3431	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3432
3065	# we must not ever block the main coroutine	3433	# we must not ever block the main coroutine
3066	local $Coro::idle = sub {	3434	local $Coro::idle = sub {
3067	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3435	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3068	(async {	3436	(async {
3069	Event::one_event;	3437	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3438	EV::loop EV::LOOP_ONESHOT;
3070	})->prio (Coro::PRIO_MAX);	3439	})->prio (Coro::PRIO_MAX);
3071	};	3440	};
3072		3441
		3442	evthread_start IO::AIO::poll_fileno;
		3443
		3444	cf::sync_job {
		3445	reload_resources;
3073	reload_config;	3446	reload_config;
3074	db_init;	3447	db_init;
		3448
		3449	cf::load_settings;
		3450	cf::load_materials;
		3451	cf::init_uuid;
		3452	cf::init_signals;
		3453	cf::init_commands;
		3454	cf::init_skills;
		3455
		3456	cf::init_beforeplay;
		3457
		3458	atomic;
		3459
3075	load_extensions;	3460	load_extensions;
3076		3461
3077	$TICK_WATCHER->start;	3462	utime time, time, $RUNTIMEFILE;
3078	Event::loop;	3463
		3464	# no (long-running) fork's whatsoever before this point(!)
		3465	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3466
		3467	(pop @POST_INIT)->(0) while @POST_INIT;
		3468	};
		3469
		3470	main_loop;
3079	}	3471	}
3080		3472
3081	#############################################################################	3473	#############################################################################
3082	# initialisation and cleanup	3474	# initialisation and cleanup
3083		3475
3084	# install some emergency cleanup handlers	3476	# install some emergency cleanup handlers
3085	BEGIN {	3477	BEGIN {
		3478	our %SIGWATCHER = ();
3086	for my $signal (qw(INT HUP TERM)) {	3479	for my $signal (qw(INT HUP TERM)) {
3087	Event->signal (	3480	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3088	reentrant => 0,
3089	data => WF_AUTOCANCEL,
3090	signal => $signal,
3091	prio => 0,
3092	cb => sub {
3093	cf::cleanup "SIG$signal";	3481	cf::cleanup "SIG$signal";
3094	},
3095	);	3482	};
3096	}	3483	}
3097	}	3484	}
3098		3485
3099	sub write_runtime {	3486	sub write_runtime_sync {
3100	my $runtime = "$LOCALDIR/runtime";
3101
3102	# first touch the runtime file to show we are still running:	3487	# first touch the runtime file to show we are still running:
3103	# the fsync below can take a very very long time.	3488	# the fsync below can take a very very long time.
3104		3489
3105	IO::AIO::aio_utime $runtime, undef, undef;	3490	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3106		3491
3107	my $guard = cf::lock_acquire "write_runtime";	3492	my $guard = cf::lock_acquire "write_runtime";
3108		3493
3109	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3494	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3110	or return;	3495	or return;
3111		3496
3112	my $value = $cf::RUNTIME + 90 + 10;	3497	my $value = $cf::RUNTIME + 90 + 10;
3113	# 10 is the runtime save interval, for a monotonic clock	3498	# 10 is the runtime save interval, for a monotonic clock
3114	# 60 allows for the watchdog to kill the server.	3499	# 60 allows for the watchdog to kill the server.
…		…
3124	aio_utime $fh, undef, undef;	3509	aio_utime $fh, undef, undef;
3125		3510
3126	close $fh	3511	close $fh
3127	or return;	3512	or return;
3128		3513
3129	aio_rename "$runtime~", $runtime	3514	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3130	and return;	3515	and return;
3131		3516
3132	warn "runtime file written.\n";	3517	warn "runtime file written.\n";
3133		3518
3134	1	3519	1
		3520	}
		3521
		3522	our $uuid_lock;
		3523	our $uuid_skip;
		3524
		3525	sub write_uuid_sync($) {
		3526	$uuid_skip ||= $_[0];
		3527
		3528	return if $uuid_lock;
		3529	local $uuid_lock = 1;
		3530
		3531	my $uuid = "$LOCALDIR/uuid";
		3532
		3533	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3534	or return;
		3535
		3536	my $value = uuid_seq uuid_cur;
		3537
		3538	unless ($value) {
		3539	warn "cowardly refusing to write zero uuid value!\n";
		3540	return;
		3541	}
		3542
		3543	my $value = uuid_str $value + $uuid_skip;
		3544	$uuid_skip = 0;
		3545
		3546	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3547	and return;
		3548
		3549	# always fsync - this file is important
		3550	aio_fsync $fh
		3551	and return;
		3552
		3553	close $fh
		3554	or return;
		3555
		3556	aio_rename "$uuid~", $uuid
		3557	and return;
		3558
		3559	warn "uuid file written ($value).\n";
		3560
		3561	1
		3562
		3563	}
		3564
		3565	sub write_uuid($$) {
		3566	my ($skip, $sync) = @_;
		3567
		3568	$sync ? write_uuid_sync $skip
		3569	: async { write_uuid_sync $skip };
3135	}	3570	}
3136		3571
3137	sub emergency_save() {	3572	sub emergency_save() {
3138	my $freeze_guard = cf::freeze_mainloop;	3573	my $freeze_guard = cf::freeze_mainloop;
3139		3574
3140	warn "enter emergency perl save\n";	3575	warn "emergency_perl_save: enter\n";
3141		3576
3142	cf::sync_job {	3577	cf::sync_job {
		3578	# this is a trade-off: we want to be very quick here, so
		3579	# save all maps without fsync, and later call a global sync
		3580	# (which in turn might be very very slow)
		3581	local $USE_FSYNC = 0;
		3582
3143	# use a peculiar iteration method to avoid tripping on perl	3583	# use a peculiar iteration method to avoid tripping on perl
3144	# refcount bugs in for. also avoids problems with players	3584	# refcount bugs in for. also avoids problems with players
3145	# and maps saved/destroyed asynchronously.	3585	# and maps saved/destroyed asynchronously.
3146	warn "begin emergency player save\n";	3586	warn "emergency_perl_save: begin player save\n";
3147	for my $login (keys %cf::PLAYER) {	3587	for my $login (keys %cf::PLAYER) {
3148	my $pl = $cf::PLAYER{$login} or next;	3588	my $pl = $cf::PLAYER{$login} or next;
3149	$pl->valid or next;	3589	$pl->valid or next;
		3590	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3150	$pl->save;	3591	$pl->save;
3151	}	3592	}
3152	warn "end emergency player save\n";	3593	warn "emergency_perl_save: end player save\n";
3153		3594
3154	warn "begin emergency map save\n";	3595	warn "emergency_perl_save: begin map save\n";
3155	for my $path (keys %cf::MAP) {	3596	for my $path (keys %cf::MAP) {
3156	my $map = $cf::MAP{$path} or next;	3597	my $map = $cf::MAP{$path} or next;
3157	$map->valid or next;	3598	$map->valid or next;
3158	$map->save;	3599	$map->save;
3159	}	3600	}
3160	warn "end emergency map save\n";	3601	warn "emergency_perl_save: end map save\n";
3161		3602
3162	warn "begin emergency database checkpoint\n";	3603	warn "emergency_perl_save: begin database checkpoint\n";
3163	BDB::db_env_txn_checkpoint $DB_ENV;	3604	BDB::db_env_txn_checkpoint $DB_ENV;
3164	warn "end emergency database checkpoint\n";	3605	warn "emergency_perl_save: end database checkpoint\n";
		3606
		3607	warn "emergency_perl_save: begin write uuid\n";
		3608	write_uuid_sync 1;
		3609	warn "emergency_perl_save: end write uuid\n";
3165	};	3610	};
3166		3611
		3612	warn "emergency_perl_save: starting sync()\n";
		3613	IO::AIO::aio_sync sub {
		3614	warn "emergency_perl_save: finished sync()\n";
		3615	};
		3616
3167	warn "leave emergency perl save\n";	3617	warn "emergency_perl_save: leave\n";
3168	}	3618	}
3169		3619
3170	sub post_cleanup {	3620	sub post_cleanup {
3171	my ($make_core) = @_;	3621	my ($make_core) = @_;
3172		3622
3173	warn Carp::longmess "post_cleanup backtrace"	3623	warn Carp::longmess "post_cleanup backtrace"
3174	if $make_core;	3624	if $make_core;
		3625
		3626	my $fh = pidfile;
		3627	unlink $PIDFILE if <$fh> == $$;
		3628	}
		3629
		3630	# a safer delete_package, copied from Symbol
		3631	sub clear_package($) {
		3632	my $pkg = shift;
		3633
		3634	# expand to full symbol table name if needed
		3635	unless ($pkg =~ /^main::.*::$/) {
		3636	$pkg = "main$pkg" if $pkg =~ /^::/;
		3637	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3638	$pkg .= '::' unless $pkg =~ /::$/;
		3639	}
		3640
		3641	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3642	my $stem_symtab = *{$stem}{HASH};
		3643
		3644	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3645	or return;
		3646
		3647	# clear all symbols
		3648	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3649	for my $name (keys %$leaf_symtab) {
		3650	_gv_clear *{"$pkg$name"};
		3651	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3652	}
		3653	warn "cleared package $pkg\n";#d#
3175	}	3654	}
3176		3655
3177	sub do_reload_perl() {	3656	sub do_reload_perl() {
3178	# can/must only be called in main	3657	# can/must only be called in main
3179	if ($Coro::current != $Coro::main) {	3658	if ($Coro::current != $Coro::main) {
3180	warn "can only reload from main coroutine";	3659	warn "can only reload from main coroutine";
3181	return;	3660	return;
3182	}	3661	}
3183		3662
		3663	return if $RELOAD++;
		3664
		3665	my $t1 = EV::time;
		3666
		3667	while ($RELOAD) {
3184	warn "reloading...";	3668	warn "reloading...";
3185		3669
3186	warn "entering sync_job";	3670	warn "entering sync_job";
3187		3671
3188	cf::sync_job {	3672	cf::sync_job {
3189	cf::write_runtime; # external watchdog should not bark	3673	cf::write_runtime_sync; # external watchdog should not bark
3190	cf::emergency_save;	3674	cf::emergency_save;
3191	cf::write_runtime; # external watchdog should not bark	3675	cf::write_runtime_sync; # external watchdog should not bark
3192		3676
3193	warn "syncing database to disk";	3677	warn "syncing database to disk";
3194	BDB::db_env_txn_checkpoint $DB_ENV;	3678	BDB::db_env_txn_checkpoint $DB_ENV;
3195		3679
3196	# if anything goes wrong in here, we should simply crash as we already saved	3680	# if anything goes wrong in here, we should simply crash as we already saved
3197		3681
3198	warn "cancelling all WF_AUTOCANCEL watchers";
3199	for (Event::all_watchers) {
3200	$_->cancel if $_->data & WF_AUTOCANCEL;
3201	}
3202
3203	warn "flushing outstanding aio requests";	3682	warn "flushing outstanding aio requests";
3204	for (;;) {
3205	BDB::flush;
3206	IO::AIO::flush;
3207	Coro::cede;
3208	last unless IO::AIO::nreqs || BDB::nreqs;	3683	while (IO::AIO::nreqs || BDB::nreqs) {
3209	warn "iterate...";	3684	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3210	}
3211
3212	++$RELOAD;
3213
3214	warn "cancelling all extension coros";
3215	$_->cancel for values %EXT_CORO;
3216	%EXT_CORO = ();
3217
3218	warn "removing commands";
3219	%COMMAND = ();
3220
3221	warn "removing ext/exti commands";
3222	%EXTCMD = ();
3223	%EXTICMD = ();
3224
3225	warn "unloading/nuking all extensions";
3226	for my $pkg (@EXTS) {
3227	warn "... unloading $pkg";
3228
3229	if (my $cb = $pkg->can ("unload")) {
3230	eval {
3231	$cb->($pkg);
3232	1
3233	} or warn "$pkg unloaded, but with errors: $@";
3234	}	3685	}
3235		3686
3236	warn "... nuking $pkg";	3687	warn "cancelling all extension coros";
3237	Symbol::delete_package $pkg;	3688	$_->cancel for values %EXT_CORO;
3238	}	3689	%EXT_CORO = ();
3239		3690
3240	warn "unloading all perl modules loaded from $LIBDIR";	3691	warn "removing commands";
3241	while (my ($k, $v) = each %INC) {	3692	%COMMAND = ();
3242	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3243		3693
		3694	warn "removing ext/exti commands";
		3695	%EXTCMD = ();
		3696	%EXTICMD = ();
		3697
		3698	warn "unloading/nuking all extensions";
		3699	for my $pkg (@EXTS) {
3244	warn "... unloading $k";	3700	warn "... unloading $pkg";
3245	delete $INC{$k};
3246		3701
3247	$k =~ s/\.pm$//;
3248	$k =~ s/\//::/g;
3249
3250	if (my $cb = $k->can ("unload_module")) {	3702	if (my $cb = $pkg->can ("unload")) {
		3703	eval {
3251	$cb->();	3704	$cb->($pkg);
		3705	1
		3706	} or warn "$pkg unloaded, but with errors: $@";
		3707	}
		3708
		3709	warn "... clearing $pkg";
		3710	clear_package $pkg;
3252	}	3711	}
3253		3712
3254	Symbol::delete_package $k;	3713	warn "unloading all perl modules loaded from $LIBDIR";
		3714	while (my ($k, $v) = each %INC) {
		3715	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3716
		3717	warn "... unloading $k";
		3718	delete $INC{$k};
		3719
		3720	$k =~ s/\.pm$//;
		3721	$k =~ s/\//::/g;
		3722
		3723	if (my $cb = $k->can ("unload_module")) {
		3724	$cb->();
		3725	}
		3726
		3727	clear_package $k;
3255	}	3728	}
3256		3729
3257	warn "getting rid of safe::, as good as possible";	3730	warn "getting rid of safe::, as good as possible";
3258	Symbol::delete_package "safe::$_"	3731	clear_package "safe::$_"
3259	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3732	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3260		3733
3261	warn "unloading cf.pm \"a bit\"";	3734	warn "unloading cf.pm \"a bit\"";
3262	delete $INC{"cf.pm"};	3735	delete $INC{"cf.pm"};
3263	delete $INC{"cf/pod.pm"};	3736	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3264		3737
3265	# don't, removes xs symbols, too,	3738	# don't, removes xs symbols, too,
3266	# and global variables created in xs	3739	# and global variables created in xs
3267	#Symbol::delete_package __PACKAGE__;	3740	#clear_package __PACKAGE__;
3268		3741
3269	warn "unload completed, starting to reload now";	3742	warn "unload completed, starting to reload now";
3270		3743
3271	warn "reloading cf.pm";	3744	warn "reloading cf.pm";
3272	require cf;	3745	require cf;
3273	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3746	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3274		3747
3275	warn "loading config and database again";	3748	warn "loading config and database again";
3276	cf::reload_config;	3749	cf::reload_config;
3277		3750
3278	warn "loading extensions";	3751	warn "loading extensions";
3279	cf::load_extensions;	3752	cf::load_extensions;
3280		3753
		3754	if ($REATTACH_ON_RELOAD) {
3281	warn "reattaching attachments to objects/players";	3755	warn "reattaching attachments to objects/players";
3282	_global_reattach; # objects, sockets	3756	_global_reattach; # objects, sockets
3283	warn "reattaching attachments to maps";	3757	warn "reattaching attachments to maps";
3284	reattach $_ for values %MAP;	3758	reattach $_ for values %MAP;
3285	warn "reattaching attachments to players";	3759	warn "reattaching attachments to players";
3286	reattach $_ for values %PLAYER;	3760	reattach $_ for values %PLAYER;
		3761	}
3287		3762
		3763	warn "running post_init jobs";
		3764	(pop @POST_INIT)->(1) while @POST_INIT;
		3765
3288	warn "leaving sync_job";	3766	warn "leaving sync_job";
3289		3767
3290	1	3768	1
3291	} or do {	3769	} or do {
3292	warn $@;	3770	warn $@;
3293	warn "error while reloading, exiting.";	3771	cf::cleanup "error while reloading, exiting.";
3294	exit 1;
3295	};	3772	};
3296		3773
3297	warn "reloaded";	3774	warn "reloaded";
		3775	--$RELOAD;
		3776	}
		3777
		3778	$t1 = EV::time - $t1;
		3779	warn "reload completed in ${t1}s\n";
3298	};	3780	};
3299		3781
3300	our $RELOAD_WATCHER; # used only during reload	3782	our $RELOAD_WATCHER; # used only during reload
3301		3783
3302	sub reload_perl() {	3784	sub reload_perl() {
3303	# doing reload synchronously and two reloads happen back-to-back,	3785	# doing reload synchronously and two reloads happen back-to-back,
3304	# coro crashes during coro_state_free->destroy here.	3786	# coro crashes during coro_state_free->destroy here.
3305		3787
3306	$RELOAD_WATCHER ||= Event->timer (	3788	$RELOAD_WATCHER ||= cf::async {
3307	reentrant => 0,	3789	Coro::AIO::aio_wait cache_extensions;
3308	after => 0,	3790
3309	data => WF_AUTOCANCEL,	3791	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3310	cb => sub {
3311	do_reload_perl;	3792	do_reload_perl;
3312	undef $RELOAD_WATCHER;	3793	undef $RELOAD_WATCHER;
3313	},	3794	};
3314	);	3795	};
3315	}	3796	}
3316		3797
3317	register_command "reload" => sub {	3798	register_command "reload" => sub {
3318	my ($who, $arg) = @_;	3799	my ($who, $arg) = @_;
3319		3800
3320	if ($who->flag (FLAG_WIZ)) {	3801	if ($who->flag (FLAG_WIZ)) {
3321	$who->message ("reloading server.");	3802	$who->message ("reloading server.");
		3803	async {
		3804	$Coro::current->{desc} = "perl_reload";
3322	async { reload_perl };	3805	reload_perl;
		3806	};
3323	}	3807	}
3324	};	3808	};
3325		3809
3326	unshift @INC, $LIBDIR;	3810	unshift @INC, $LIBDIR;
3327		3811
…		…
3329		3813
3330	our @WAIT_FOR_TICK;	3814	our @WAIT_FOR_TICK;
3331	our @WAIT_FOR_TICK_BEGIN;	3815	our @WAIT_FOR_TICK_BEGIN;
3332		3816
3333	sub wait_for_tick {	3817	sub wait_for_tick {
3334	return unless $TICK_WATCHER->is_active;
3335	return if $Coro::current == $Coro::main;	3818	return if tick_inhibit || $Coro::current == $Coro::main;
3336		3819
3337	my $signal = new Coro::Signal;	3820	my $signal = new Coro::Signal;
3338	push @WAIT_FOR_TICK, $signal;	3821	push @WAIT_FOR_TICK, $signal;
3339	$signal->wait;	3822	$signal->wait;
3340	}	3823	}
3341		3824
3342	sub wait_for_tick_begin {	3825	sub wait_for_tick_begin {
3343	return unless $TICK_WATCHER->is_active;
3344	return if $Coro::current == $Coro::main;	3826	return if tick_inhibit || $Coro::current == $Coro::main;
3345		3827
3346	my $signal = new Coro::Signal;	3828	my $signal = new Coro::Signal;
3347	push @WAIT_FOR_TICK_BEGIN, $signal;	3829	push @WAIT_FOR_TICK_BEGIN, $signal;
3348	$signal->wait;	3830	$signal->wait;
3349	}	3831	}
3350		3832
3351	my $min = 1e6;#d#	3833	sub tick {
3352	my $avg = 10;
3353	$TICK_WATCHER = Event->timer (
3354	reentrant => 0,
3355	parked => 1,
3356	prio => 0,
3357	at => $NEXT_TICK || $TICK,
3358	data => WF_AUTOCANCEL,
3359	cb => sub {
3360	if ($Coro::current != $Coro::main) {	3834	if ($Coro::current != $Coro::main) {
3361	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3835	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3362	unless ++$bug_warning > 10;	3836	unless ++$bug_warning > 10;
3363	return;	3837	return;
3364	}	3838	}
3365		3839
3366	$NOW = $tick_start = Event::time;
3367
3368	cf::server_tick; # one server iteration	3840	cf::server_tick; # one server iteration
3369		3841
3370	0 && sync_job {#d#	3842	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3371	for(1..10) {	3843	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3372	my $t = Event::time;	3844	Coro::async_pool {
3373	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3845	$Coro::current->{desc} = "runtime saver";
3374	or die;	3846	write_runtime_sync
3375		3847	or warn "ERROR: unable to write runtime file: $!";
3376	$map->width (50);
3377	$map->height (50);
3378	$map->alloc;
3379	$map->_load_objects ("/tmp/x.map", 1);
3380	my $t = Event::time - $t;
3381
3382	#next unless $t < 0.0013;#d#
3383	if ($t < $min) {
3384	$min = $t;
3385	}
3386	$avg = $avg * 0.99 + $t * 0.01;
3387	}
3388	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3389	exit 0;
3390	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3391	};	3848	};
		3849	}
3392		3850
3393	$RUNTIME += $TICK;
3394	$NEXT_TICK += $TICK;
3395
3396	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3397	$NEXT_RUNTIME_WRITE = $NOW + 10;
3398	Coro::async_pool {
3399	write_runtime
3400	or warn "ERROR: unable to write runtime file: $!";
3401	};
3402	}
3403
3404	# my $AFTER = Event::time;
3405	# warn $AFTER - $NOW;#d#
3406
3407	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3851	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3408	$sig->send;	3852	$sig->send;
3409	}	3853	}
3410	while (my $sig = shift @WAIT_FOR_TICK) {	3854	while (my $sig = shift @WAIT_FOR_TICK) {
3411	$sig->send;	3855	$sig->send;
3412	}	3856	}
3413		3857
3414	$NOW = Event::time;	3858	$LOAD = ($NOW - $TICK_START) / $TICK;
3415
3416	# if we are delayed by four ticks or more, skip them all
3417	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3418
3419	$TICK_WATCHER->at ($NEXT_TICK);
3420	$TICK_WATCHER->start;
3421
3422	$LOAD = ($NOW - $tick_start) / $TICK;
3423	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3859	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3424		3860
3425	_post_tick;	3861	if (0) {
3426		3862	if ($NEXT_TICK) {
3427		3863	my $jitter = $TICK_START - $NEXT_TICK;
		3864	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3865	warn "jitter $JITTER\n";#d#
		3866	}
3428	},	3867	}
3429	);	3868	}
3430		3869
3431	{	3870	{
3432	BDB::max_poll_time $TICK * 0.1;	3871	# configure BDB
3433	$BDB_POLL_WATCHER = Event->io (	3872
3434	reentrant => 0,
3435	fd => BDB::poll_fileno,
3436	poll => 'r',
3437	prio => 0,
3438	data => WF_AUTOCANCEL,
3439	cb => \&BDB::poll_cb,
3440	);
3441	BDB::min_parallel 8;	3873	BDB::min_parallel 8;
3442		3874	BDB::max_poll_reqs $TICK * 0.1;
3443	BDB::set_sync_prepare {	3875	$AnyEvent::BDB::WATCHER->priority (1);
3444	my $status;
3445	my $current = $Coro::current;
3446	(
3447	sub {
3448	$status = $!;
3449	$current->ready; undef $current;
3450	},
3451	sub {
3452	Coro::schedule while defined $current;
3453	$! = $status;
3454	},
3455	)
3456	};
3457		3876
3458	unless ($DB_ENV) {	3877	unless ($DB_ENV) {
3459	$DB_ENV = BDB::db_env_create;	3878	$DB_ENV = BDB::db_env_create;
		3879	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3880	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3881	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3882	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3883	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3460		3884
3461	cf::sync_job {	3885	cf::sync_job {
3462	eval {	3886	eval {
3463	BDB::db_env_open	3887	BDB::db_env_open
3464	$DB_ENV,	3888	$DB_ENV,
…		…
3466	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3890	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3467	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3891	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3468	0666;	3892	0666;
3469		3893
3470	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3894	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3471
3472	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3473	$DB_ENV->set_lk_detect;
3474	};	3895	};
3475		3896
3476	cf::cleanup "db_env_open(db): $@" if $@;	3897	cf::cleanup "db_env_open(db): $@" if $@;
3477	};	3898	};
3478	}	3899	}
		3900
		3901	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3902	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3903	};
		3904	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3905	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3906	};
		3907	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3908	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3909	};
3479	}	3910	}
3480		3911
3481	{	3912	{
		3913	# configure IO::AIO
		3914
3482	IO::AIO::min_parallel 8;	3915	IO::AIO::min_parallel 8;
3483
3484	undef $Coro::AIO::WATCHER;
3485	IO::AIO::max_poll_time $TICK * 0.1;	3916	IO::AIO::max_poll_time $TICK * 0.1;
3486	$AIO_POLL_WATCHER = Event->io (	3917	undef $AnyEvent::AIO::WATCHER;
3487	reentrant => 0,
3488	data => WF_AUTOCANCEL,
3489	fd => IO::AIO::poll_fileno,
3490	poll => 'r',
3491	prio => 6,
3492	cb => \&IO::AIO::poll_cb,
3493	);
3494	}	3918	}
3495		3919
3496	my $_log_backtrace;	3920	my $_log_backtrace;
3497		3921
3498	sub _log_backtrace {	3922	sub _log_backtrace {
…		…
3501	$msg =~ s/\n//;	3925	$msg =~ s/\n//;
3502		3926
3503	# limit the # of concurrent backtraces	3927	# limit the # of concurrent backtraces
3504	if ($_log_backtrace < 2) {	3928	if ($_log_backtrace < 2) {
3505	++$_log_backtrace;	3929	++$_log_backtrace;
		3930	my $perl_bt = Carp::longmess $msg;
3506	async {	3931	async {
		3932	$Coro::current->{desc} = "abt $msg";
		3933
3507	my @bt = fork_call {	3934	my @bt = fork_call {
3508	@addr = map { sprintf "%x", $_ } @addr;	3935	@addr = map { sprintf "%x", $_ } @addr;
3509	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3936	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3510	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3937	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3511	or die "addr2line: $!";	3938	or die "addr2line: $!";
…		…
3519	}	3946	}
3520		3947
3521	@funcs	3948	@funcs
3522	};	3949	};
3523		3950
3524	LOG llevInfo, "[ABT] $msg\n";	3951	LOG llevInfo, "[ABT] $perl_bt\n";
		3952	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3525	LOG llevInfo, "[ABT] $_\n" for @bt;	3953	LOG llevInfo, "[ABT] $_\n" for @bt;
3526	--$_log_backtrace;	3954	--$_log_backtrace;
3527	};	3955	};
3528	} else {	3956	} else {
3529	LOG llevInfo, "[ABT] $msg\n";	3957	LOG llevInfo, "[ABT] $msg\n";
3530	LOG llevInfo, "[ABT] [suppressed]\n";	3958	LOG llevInfo, "[ABT] [suppressed]\n";
3531	}	3959	}
3532	}	3960	}
3533		3961
3534	# load additional modules	3962	# load additional modules
3535	use cf::pod;	3963	require "cf/$_.pm" for @EXTRA_MODULES;
3536		3964
3537	END { cf::emergency_save }	3965	END { cf::emergency_save }
3538		3966
3539	1	3967	1
3540		3968

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