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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.352 by root, Sun Sep 2 04:57:14 2007 UTC vs.
Revision 1.464 by root, Thu Jan 1 18:35:48 2009 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify
		7	# it under the terms of the GNU General Public License as published by
		8	# the Free Software Foundation, either version 3 of the License, or
		9	# (at your option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the GNU General Public License
		17	# along with this program. If not, see <http://www.gnu.org/licenses/>.
		18	#
		19	# The authors can be reached via e-mail to <support@deliantra.net>
		20	#
		21
1	package cf;	22	package cf;
2		23
		24	use 5.10.0;
3	use utf8;	25	use utf8;
4	use strict;	26	use strict "vars", "subs";
5		27
6	use Symbol;	28	use Symbol;
7	use List::Util;	29	use List::Util;
8	use Socket;	30	use Socket;
9	use Storable;	31	use EV;
10	use Event;
11	use Opcode;	32	use Opcode;
12	use Safe;	33	use Safe;
13	use Safe::Hole;	34	use Safe::Hole;
		35	use Storable ();
14		36
		37	use Guard ();
15	use Coro 3.64 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
18	use Coro::Event;	42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
		49	use Coro::BDB 1.6;
23	use Coro::Storable;	50	use Coro::Storable;
24	use Coro::Util ();	51	use Coro::Util ();
25		52
26	use JSON::XS ();	53	use JSON::XS 2.01 ();
27	use BDB ();	54	use BDB ();
28	use Data::Dumper;	55	use Data::Dumper;
29	use Digest::MD5;	56	use Digest::MD5;
30	use Fcntl;	57	use Fcntl;
31	use YAML::Syck ();	58	use YAML ();
32	use IO::AIO 2.32 ();	59	use IO::AIO ();
33	use Time::HiRes;	60	use Time::HiRes;
34	use Compress::LZF;	61	use Compress::LZF;
35	use Digest::MD5 ();	62	use Digest::MD5 ();
		63
		64	AnyEvent::detect;
36		65
37	# configure various modules to our taste	66	# configure various modules to our taste
38	#	67	#
39	$Storable::canonical = 1; # reduce rsync transfers	68	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	69	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		70
		71	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		72
		73	# make sure c-lzf reinitialises itself
		74	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	75	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42
43	$Event::Eval = 1; # no idea why this is required, but it is
44
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		76
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	77	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		78
52	our %COMMAND = ();	79	our %COMMAND = ();
53	our %COMMAND_TIME = ();	80	our %COMMAND_TIME = ();
…		…
56	our %EXTCMD = ();	83	our %EXTCMD = ();
57	our %EXTICMD = ();	84	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	85	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	86	our %EXT_MAP = (); # pluggable maps
60		87
61	our $RELOAD; # number of reloads so far	88	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	89	our @EVENT;
63		90
64	our $CONFDIR = confdir;	91	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	92	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	93	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	94	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	95	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	96	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	97	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	98	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	99	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	100	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	101	our $BDBDIR = "$LOCALDIR/db";
		102	our $PIDFILE = "$LOCALDIR/pid";
		103	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		104
		105	our %RESOURCE;
75		106
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	107	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	108	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	109	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	110	our $USE_FSYNC = 1; # use fsync to write maps - default off
83		111
		112	our $BDB_DEADLOCK_WATCHER;
		113	our $BDB_CHECKPOINT_WATCHER;
84	our $BDB_POLL_WATCHER;	114	our $BDB_TRICKLE_WATCHER;
85	our $DB_ENV;	115	our $DB_ENV;
86		116
87	our %CFG;	117	our %CFG;
88		118
89	our $UPTIME; $UPTIME ||= time;	119	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;	120	our $RUNTIME;
		121	our $NOW;
91		122
92	our %PLAYER; # all users	123	our (%PLAYER, %PLAYER_LOADING); # all users
93	our %MAP; # all maps	124	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	125	our $LINK_MAP; # the special {link} map, which is always available
95		126
96	# used to convert map paths into valid unix filenames by replacing / by ∕	127	# used to convert map paths into valid unix filenames by replacing / by ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	128	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		129
99	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	130	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100	our $LOADAVG; # same thing, but with alpha-smoothing	131	our $LOADAVG; # same thing, but with alpha-smoothing
		132	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	133	our $TICK_START; # for load detecting purposes
		134
		135	our @POST_INIT;
		136
		137	our $REATTACH_ON_RELOAD; # ste to true to force object reattach on reload (slow)
102		138
103	binmode STDOUT;	139	binmode STDOUT;
104	binmode STDERR;	140	binmode STDERR;
105		141
106	# read virtual server time, if available	142	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	143	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	144	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	145	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	146	$RUNTIME = <$fh> + 0.;
111	}	147	}
112		148
113	mkdir $_	149	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	150	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
…		…
159		195
160	The raw value load value from the last tick.	196	The raw value load value from the last tick.
161		197
162	=item %cf::CFG	198	=item %cf::CFG
163		199
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	200	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	201	from wherever your confdir points to.
166		202
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	203	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		204
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	205	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
187	$msg .= "\n"	223	$msg .= "\n"
188	unless $msg =~ /\n$/;	224	unless $msg =~ /\n$/;
189		225
190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	226	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191		227
192	utf8::encode $msg;
193	LOG llevError, $msg;	228	LOG llevError, $msg;
194	};	229	};
195	}	230	}
		231
		232	$Coro::State::DIEHOOK = sub {
		233	return unless $^S eq 0; # "eq", not "=="
		234
		235	if ($Coro::current == $Coro::main) {#d#
		236	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		237	return;#d#
		238	}#d#
		239
		240	# kill coroutine otherwise
		241	warn Carp::longmess $_[0];
		242	Coro::terminate
		243	};
		244
		245	$SIG{__DIE__} = sub { }; #d#?
196		246
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	247	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	248	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	249	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	250	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	257	for my $pkg (qw(
208	cf::global cf::attachable	258	cf::global cf::attachable
209	cf::object cf::object::player	259	cf::object cf::object::player
210	cf::client cf::player	260	cf::client cf::player
211	cf::arch cf::living	261	cf::arch cf::living
		262	cf::map cf::mapspace
212	cf::map cf::party cf::region	263	cf::party cf::region
213	)) {	264	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	265	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	266	}
217		267
218	$Event::DIED = sub {	268	$EV::DIED = sub {
219	warn "error in event callback: @_";	269	warn "error in event callback: @_";
220	};	270	};
221		271
222	#############################################################################	272	#############################################################################
223		273
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	296	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	297	$d
248	} || "[unable to dump $_[0]: '$@']";	298	} || "[unable to dump $_[0]: '$@']";
249	}	299	}
250		300
251	=item $ref = cf::from_json $json	301	=item $ref = cf::decode_json $json
252		302
253	Converts a JSON string into the corresponding perl data structure.	303	Converts a JSON string into the corresponding perl data structure.
254		304
255	=item $json = cf::to_json $ref	305	=item $json = cf::encode_json $ref
256		306
257	Converts a perl data structure into its JSON representation.	307	Converts a perl data structure into its JSON representation.
258		308
259	=cut	309	=cut
260		310
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	311	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		312
263	sub to_json ($) { $json_coder->encode ($_[0]) }	313	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	314	sub decode_json($) { $json_coder->decode ($_[0]) }
		315
		316	=item cf::post_init { BLOCK }
		317
		318	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		319	but I<before> the server starts ticking again.
		320
		321	The cdoeblock will have a single boolean argument to indicate whether this
		322	is a reload or not.
		323
		324	=cut
		325
		326	sub post_init(&) {
		327	push @POST_INIT, shift;
		328	}
265		329
266	=item cf::lock_wait $string	330	=item cf::lock_wait $string
267		331
268	Wait until the given lock is available. See cf::lock_acquire.	332	Wait until the given lock is available. See cf::lock_acquire.
269		333
270	=item my $lock = cf::lock_acquire $string	334	=item my $lock = cf::lock_acquire $string
271		335
272	Wait until the given lock is available and then acquires it and returns	336	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,	337	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	338	for example when the coroutine gets canceled), the lock is automatically
275	returned.	339	returned.
276		340
277	Locks are *not* recursive, locking from the same coro twice results in a	341	Locks are *not* recursive, locking from the same coro twice results in a
278	deadlocked coro.	342	deadlocked coro.
…		…
284		348
285	Return true if the lock is currently active, i.e. somebody has locked it.	349	Return true if the lock is currently active, i.e. somebody has locked it.
286		350
287	=cut	351	=cut
288		352
289	our %LOCK;	353	our $LOCKS = new Coro::SemaphoreSet;
290		354
291	sub lock_wait($) {	355	sub lock_wait($) {
292	my ($key) = @_;	356	$LOCKS->wait ($_[0]);
293
294	# wait for lock, if any
295	while ($LOCK{$key}) {
296	push @{ $LOCK{$key} }, $Coro::current;
297	Coro::schedule;
298	}
299	}	357	}
300		358
301	sub lock_acquire($) {	359	sub lock_acquire($) {
302	my ($key) = @_;	360	$LOCKS->guard ($_[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	}	361	}
314		362
315	sub lock_active($) {	363	sub lock_active($) {
316	my ($key) = @_;	364	$LOCKS->count ($_[0]) < 1
317
318	! ! $LOCK{$key}
319	}	365	}
320		366
321	sub freeze_mainloop {	367	sub freeze_mainloop {
322	return unless $TICK_WATCHER->is_active;	368	tick_inhibit_inc;
323		369
324	my $guard = Coro::guard {	370	&Guard::guard (\&tick_inhibit_dec);
325	$TICK_WATCHER->start;	371	}
326	};	372
327	$TICK_WATCHER->stop;	373	=item cf::periodic $interval, $cb
328	$guard	374
		375	Like EV::periodic, but randomly selects a starting point so that the actions
		376	get spread over timer.
		377
		378	=cut
		379
		380	sub periodic($$) {
		381	my ($interval, $cb) = @_;
		382
		383	my $start = rand List::Util::min 180, $interval;
		384
		385	EV::periodic $start, $interval, 0, $cb
329	}	386	}
330		387
331	=item cf::get_slot $time[, $priority[, $name]]	388	=item cf::get_slot $time[, $priority[, $name]]
332		389
333	Allocate $time seconds of blocking CPU time at priority C<$priority>:	390	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
344	our @SLOT_QUEUE;	401	our @SLOT_QUEUE;
345	our $SLOT_QUEUE;	402	our $SLOT_QUEUE;
346		403
347	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	404	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
348	$SLOT_QUEUE = Coro::async {	405	$SLOT_QUEUE = Coro::async {
		406	$Coro::current->desc ("timeslot manager");
		407
349	my $signal = new Coro::Signal;	408	my $signal = new Coro::Signal;
350		409
351	while () {	410	while () {
352	next_job:	411	next_job:
353	my $avail = cf::till_tick;	412	my $avail = cf::till_tick;
…		…
361	}	420	}
362	}	421	}
363	}	422	}
364		423
365	if (@SLOT_QUEUE) {	424	if (@SLOT_QUEUE) {
366	# we do not use wait_For_tick() as it returns immediately when tick is inactive	425	# we do not use wait_for_tick() as it returns immediately when tick is inactive
367	push @cf::WAIT_FOR_TICK, $signal;	426	push @cf::WAIT_FOR_TICK, $signal;
368	$signal->wait;	427	$signal->wait;
369	} else {	428	} else {
370	Coro::schedule;	429	Coro::schedule;
371	}	430	}
372	}	431	}
373	};	432	};
374		433
375	sub get_slot($;$$) {	434	sub get_slot($;$$) {
		435	return if tick_inhibit || $Coro::current == $Coro::main;
		436
376	my ($time, $pri, $name) = @_;	437	my ($time, $pri, $name) = @_;
377		438
378	$time = $TICK * .6 if $time > $TICK * .6;	439	$time = $TICK * .6 if $time > $TICK * .6;
379	my $sig = new Coro::Signal;	440	my $sig = new Coro::Signal;
380		441
…		…
394		455
395	BEGIN { *async = \&Coro::async_pool }	456	BEGIN { *async = \&Coro::async_pool }
396		457
397	=item cf::sync_job { BLOCK }	458	=item cf::sync_job { BLOCK }
398		459
399	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	460	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	461	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	462	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
402	acceptable.	463	acceptable.
403		464
404	If it must be done, put the blocking parts into C<sync_job>. This will run	465	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	466	the given BLOCK in another coroutine while waiting for the result. The
…		…
410		471
411	sub sync_job(&) {	472	sub sync_job(&) {
412	my ($job) = @_;	473	my ($job) = @_;
413		474
414	if ($Coro::current == $Coro::main) {	475	if ($Coro::current == $Coro::main) {
415	my $time = Event::time;	476	my $time = EV::time;
416		477
417	# this is the main coro, too bad, we have to block	478	# this is the main coro, too bad, we have to block
418	# till the operation succeeds, freezing the server :/	479	# till the operation succeeds, freezing the server :/
419		480
420	# TODO: use suspend/resume instead	481	LOG llevError, Carp::longmess "sync job";#d#
421	# (but this is cancel-safe)	482
422	my $freeze_guard = freeze_mainloop;	483	my $freeze_guard = freeze_mainloop;
423		484
424	my $busy = 1;	485	my $busy = 1;
425	my @res;	486	my @res;
426		487
427	(async {	488	(async {
		489	$Coro::current->desc ("sync job coro");
428	@res = eval { $job->() };	490	@res = eval { $job->() };
429	warn $@ if $@;	491	warn $@ if $@;
430	undef $busy;	492	undef $busy;
431	})->prio (Coro::PRIO_MAX);	493	})->prio (Coro::PRIO_MAX);
432		494
433	while ($busy) {	495	while ($busy) {
434	Coro::cede or Event::one_event;	496	if (Coro::nready) {
		497	Coro::cede_notself;
		498	} else {
		499	EV::loop EV::LOOP_ONESHOT;
435	}	500	}
		501	}
436		502
437	$time = Event::time - $time;	503	my $time = EV::time - $time;
438		504
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	505	$TICK_START += $time; # do not account sync jobs to server load
443		506
444	wantarray ? @res : $res[0]	507	wantarray ? @res : $res[0]
445	} else {	508	} else {
446	# we are in another coroutine, how wonderful, everything just works	509	# we are in another coroutine, how wonderful, everything just works
447		510
…		…
472	=item fork_call { }, $args	535	=item fork_call { }, $args
473		536
474	Executes the given code block with the given arguments in a seperate	537	Executes the given code block with the given arguments in a seperate
475	process, returning the results. Everything must be serialisable with	538	process, returning the results. Everything must be serialisable with
476	Coro::Storable. May, of course, block. Note that the executed sub may	539	Coro::Storable. May, of course, block. Note that the executed sub may
477	never block itself or use any form of Event handling.	540	never block itself or use any form of event handling.
478		541
479	=cut	542	=cut
480		543
481	sub fork_call(&@) {	544	sub fork_call(&@) {
482	my ($cb, @args) = @_;	545	my ($cb, @args) = @_;
483		546
484	# we seemingly have to make a local copy of the whole thing,	547	# we seemingly have to make a local copy of the whole thing,
485	# otherwise perl prematurely frees the stuff :/	548	# otherwise perl prematurely frees the stuff :/
486	# TODO: investigate and fix (liekly this will be rather laborious)	549	# TODO: investigate and fix (likely this will be rather laborious)
487		550
488	my @res = Coro::Util::fork_eval {	551	my @res = Coro::Util::fork_eval {
489	reset_signals;	552	reset_signals;
490	&$cb	553	&$cb
491	}, @args;	554	}, @args;
492		555
493	wantarray ? @res : $res[-1]	556	wantarray ? @res : $res[-1]
494	}	557	}
495		558
		559	=item $coin = coin_from_name $name
		560
		561	=cut
		562
		563	our %coin_alias = (
		564	"silver" => "silvercoin",
		565	"silvercoin" => "silvercoin",
		566	"silvercoins" => "silvercoin",
		567	"gold" => "goldcoin",
		568	"goldcoin" => "goldcoin",
		569	"goldcoins" => "goldcoin",
		570	"platinum" => "platinacoin",
		571	"platinumcoin" => "platinacoin",
		572	"platinumcoins" => "platinacoin",
		573	"platina" => "platinacoin",
		574	"platinacoin" => "platinacoin",
		575	"platinacoins" => "platinacoin",
		576	"royalty" => "royalty",
		577	"royalties" => "royalty",
		578	);
		579
		580	sub coin_from_name($) {
		581	$coin_alias{$_[0]}
		582	? cf::arch::find $coin_alias{$_[0]}
		583	: undef
		584	}
		585
496	=item $value = cf::db_get $family => $key	586	=item $value = cf::db_get $family => $key
497		587
498	Returns a single value from the environment database.	588	Returns a single value from the environment database.
499		589
500	=item cf::db_put $family => $key => $value	590	=item cf::db_put $family => $key => $value
501		591
502	Stores the given C<$value> in the family. It can currently store binary	592	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).	593	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
504		594
		595	=item $db = cf::db_table "name"
		596
		597	Create and/or open a new database table. The string must not be "db" and must be unique
		598	within each server.
		599
505	=cut	600	=cut
		601
		602	sub db_table($) {
		603	my ($name) = @_;
		604	my $db = BDB::db_create $DB_ENV;
		605
		606	eval {
		607	$db->set_flags (BDB::CHKSUM);
		608
		609	utf8::encode $name;
		610	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		611	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		612	cf::cleanup "db_open(db): $!" if $!;
		613	};
		614	cf::cleanup "db_open(db): $@" if $@;
		615
		616	$db
		617	}
506		618
507	our $DB;	619	our $DB;
508		620
509	sub db_init {	621	sub db_init {
510	unless ($DB) {
511	$DB = BDB::db_create $DB_ENV;
512
513	cf::sync_job {	622	cf::sync_job {
514	eval {	623	$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	}	624	};
524	}	625	}
525		626
526	sub db_get($$) {	627	sub db_get($$) {
527	my $key = "$_[0]/$_[1]";	628	my $key = "$_[0]/$_[1]";
528		629
…		…
626		727
627	#############################################################################	728	#############################################################################
628		729
629	=head2 ATTACHABLE OBJECTS	730	=head2 ATTACHABLE OBJECTS
630		731
631	Many objects in crossfire are so-called attachable objects. That means you can	732	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")	733	attach callbacks/event handlers (a collection of which is called an "attachment")
633	to it. All such attachable objects support the following methods.	734	to it. All such attachable objects support the following methods.
634		735
635	In the following description, CLASS can be any of C<global>, C<object>	736	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	737	C<player>, C<client> or C<map> (i.e. the attachable objects in
637	Crossfire TRT).	738	Deliantra).
638		739
639	=over 4	740	=over 4
640		741
641	=item $attachable->attach ($attachment, key => $value...)	742	=item $attachable->attach ($attachment, key => $value...)
642		743
…		…
686	=item cf::CLASS::attachment $name, ...	787	=item cf::CLASS::attachment $name, ...
687		788
688	Register an attachment by C<$name> through which attachable objects of the	789	Register an attachment by C<$name> through which attachable objects of the
689	given CLASS can refer to this attachment.	790	given CLASS can refer to this attachment.
690		791
691	Some classes such as crossfire maps and objects can specify attachments	792	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.	793	that are attached at load/instantiate time, thus the need for a name.
693		794
694	These calls expect any number of the following handler/hook descriptions:	795	These calls expect any number of the following handler/hook descriptions:
695		796
696	=over 4	797	=over 4
…		…
924	}	1025	}
925		1026
926	0	1027	0
927	}	1028	}
928		1029
929	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1030	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
930		1031
931	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1032	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
932		1033
933	Generate an object-specific event with the given arguments.	1034	Generate an object-specific event with the given arguments.
934		1035
…		…
940		1041
941	=cut	1042	=cut
942		1043
943	#############################################################################	1044	#############################################################################
944	# object support	1045	# object support
945	#
946		1046
		1047	sub _object_equal($$);
		1048	sub _object_equal($$) {
		1049	my ($a, $b) = @_;
		1050
		1051	return 0 unless (ref $a) eq (ref $b);
		1052
		1053	if ("HASH" eq ref $a) {
		1054	my @ka = keys %$a;
		1055	my @kb = keys %$b;
		1056
		1057	return 0 if @ka != @kb;
		1058
		1059	for (0 .. $#ka) {
		1060	return 0 unless $ka[$_] eq $kb[$_];
		1061	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1062	}
		1063
		1064	} elsif ("ARRAY" eq ref $a) {
		1065
		1066	return 0 if @$a != @$b;
		1067
		1068	for (0 .. $#$a) {
		1069	return 0 unless _object_equal $a->[$_], $b->[$_];
		1070	}
		1071
		1072	} elsif ($a ne $b) {
		1073	return 0;
		1074	}
		1075
		1076	1
		1077	}
		1078
		1079	our $SLOW_MERGES;#d#
947	sub _can_merge {	1080	sub _can_merge {
948	my ($ob1, $ob2) = @_;	1081	my ($ob1, $ob2) = @_;
949		1082
950	local $Storable::canonical = 1;	1083	++$SLOW_MERGES;#d#
951	my $fob1 = Storable::freeze $ob1;
952	my $fob2 = Storable::freeze $ob2;
953		1084
954	$fob1 eq $fob2	1085	# we do the slow way here
		1086	return _object_equal $ob1, $ob2
955	}	1087	}
956		1088
957	sub reattach {	1089	sub reattach {
958	# basically do the same as instantiate, without calling instantiate	1090	# basically do the same as instantiate, without calling instantiate
959	my ($obj) = @_;	1091	my ($obj) = @_;
960		1092
		1093	# no longer needed after getting rid of delete_package?
961	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1094	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
962		1095
963	my $registry = $obj->registry;	1096	my $registry = $obj->registry;
964		1097
965	@$registry = ();	1098	@$registry = ();
966		1099
…		…
981	cf::attachable->attach (	1114	cf::attachable->attach (
982	prio => -1000000,	1115	prio => -1000000,
983	on_instantiate => sub {	1116	on_instantiate => sub {
984	my ($obj, $data) = @_;	1117	my ($obj, $data) = @_;
985		1118
986	$data = from_json $data;	1119	$data = decode_json $data;
987		1120
988	for (@$data) {	1121	for (@$data) {
989	my ($name, $args) = @$_;	1122	my ($name, $args) = @$_;
990		1123
991	$obj->attach ($name, %{$args || {} });	1124	$obj->attach ($name, %{$args || {} });
…		…
1007	sub object_freezer_save {	1140	sub object_freezer_save {
1008	my ($filename, $rdata, $objs) = @_;	1141	my ($filename, $rdata, $objs) = @_;
1009		1142
1010	sync_job {	1143	sync_job {
1011	if (length $$rdata) {	1144	if (length $$rdata) {
		1145	utf8::decode (my $decname = $filename);
1012	warn sprintf "saving %s (%d,%d)\n",	1146	warn sprintf "saving %s (%d,%d)\n",
1013	$filename, length $$rdata, scalar @$objs;	1147	$decname, length $$rdata, scalar @$objs;
1014		1148
1015	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1149	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1016	chmod SAVE_MODE, $fh;	1150	aio_chmod $fh, SAVE_MODE;
1017	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1151	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1018	aio_fsync $fh if $cf::USE_FSYNC;	1152	aio_fsync $fh if $cf::USE_FSYNC;
1019	close $fh;	1153	aio_close $fh;
1020		1154
1021	if (@$objs) {	1155	if (@$objs) {
1022	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1156	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1023	chmod SAVE_MODE, $fh;	1157	aio_chmod $fh, SAVE_MODE;
1024	my $data = Storable::nfreeze { version => 1, objs => $objs };	1158	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1025	aio_write $fh, 0, (length $data), $data, 0;	1159	aio_write $fh, 0, (length $data), $data, 0;
1026	aio_fsync $fh if $cf::USE_FSYNC;	1160	aio_fsync $fh if $cf::USE_FSYNC;
1027	close $fh;	1161	aio_close $fh;
1028	aio_rename "$filename.pst~", "$filename.pst";	1162	aio_rename "$filename.pst~", "$filename.pst";
1029	}	1163	}
1030	} else {	1164	} else {
1031	aio_unlink "$filename.pst";	1165	aio_unlink "$filename.pst";
1032	}	1166	}
1033		1167
1034	aio_rename "$filename~", $filename;	1168	aio_rename "$filename~", $filename;
		1169
		1170	$filename =~ s%/[^/]+$%%;
		1171	aio_pathsync $filename if $cf::USE_FSYNC;
1035	} else {	1172	} else {
1036	warn "FATAL: $filename~: $!\n";	1173	warn "unable to save objects: $filename~: $!\n";
1037	}	1174	}
1038	} else {	1175	} else {
1039	aio_unlink $filename;	1176	aio_unlink $filename;
1040	aio_unlink "$filename.pst";	1177	aio_unlink "$filename.pst";
1041	}	1178	}
1042	}	1179	};
1043	}	1180	}
1044		1181
1045	sub object_freezer_as_string {	1182	sub object_freezer_as_string {
1046	my ($rdata, $objs) = @_;	1183	my ($rdata, $objs) = @_;
1047		1184
…		…
1059	or return;	1196	or return;
1060		1197
1061	unless (aio_stat "$filename.pst") {	1198	unless (aio_stat "$filename.pst") {
1062	(aio_load "$filename.pst", $av) >= 0	1199	(aio_load "$filename.pst", $av) >= 0
1063	or return;	1200	or return;
		1201
1064	$av = eval { (Storable::thaw $av)->{objs} };	1202	my $st = eval { Coro::Storable::thaw $av };
		1203	$av = $st->{objs};
1065	}	1204	}
1066		1205
		1206	utf8::decode (my $decname = $filename);
1067	warn sprintf "loading %s (%d)\n",	1207	warn sprintf "loading %s (%d,%d)\n",
1068	$filename, length $data, scalar @{$av || []};	1208	$decname, length $data, scalar @{$av || []};
		1209
1069	return ($data, $av);	1210	($data, $av)
1070	}	1211	}
1071		1212
1072	=head2 COMMAND CALLBACKS	1213	=head2 COMMAND CALLBACKS
1073		1214
1074	=over 4	1215	=over 4
…		…
1128	my ($name, $cb) = @_;	1269	my ($name, $cb) = @_;
1129		1270
1130	$EXTICMD{$name} = $cb;	1271	$EXTICMD{$name} = $cb;
1131	}	1272	}
1132		1273
		1274	use File::Glob ();
		1275
1133	cf::player->attach (	1276	cf::player->attach (
1134	on_command => sub {	1277	on_command => sub {
1135	my ($pl, $name, $params) = @_;	1278	my ($pl, $name, $params) = @_;
1136		1279
1137	my $cb = $COMMAND{$name}	1280	my $cb = $COMMAND{$name}
…		…
1169		1312
1170	cf::override;	1313	cf::override;
1171	},	1314	},
1172	);	1315	);
1173		1316
		1317	# "readahead" all extensions
		1318	sub cache_extensions {
		1319	my $grp = IO::AIO::aio_group;
		1320
		1321	add $grp IO::AIO::aio_readdir $LIBDIR, sub {
		1322	for (grep /\.ext$/, @{$_[0]}) {
		1323	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1324	}
		1325	};
		1326
		1327	$grp
		1328	}
		1329
1174	sub load_extensions {	1330	sub load_extensions {
1175	cf::sync_job {	1331	cf::sync_job {
1176	my %todo;	1332	my %todo;
1177		1333
1178	for my $path (<$LIBDIR/*.ext>) {	1334	for my $path (<$LIBDIR/*.ext>) {
…		…
1197		1353
1198	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1354	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1199	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1355	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1200		1356
1201	$ext{source} =	1357	$ext{source} =
1202	"package $pkg; use strict; use utf8;\n"	1358	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1203	. "#line 1 \"$path\"\n{\n"	1359	. "#line 1 \"$path\"\n{\n"
1204	. $source	1360	. $source
1205	. "\n};\n1";	1361	. "\n};\n1";
1206		1362
1207	$todo{$base} = \%ext;	1363	$todo{$base} = \%ext;
…		…
1223	my $msg = $@ ? "$v->{path}: $@\n"	1379	my $msg = $@ ? "$v->{path}: $@\n"
1224	: "$v->{base}: extension inactive.\n";	1380	: "$v->{base}: extension inactive.\n";
1225		1381
1226	if (exists $v->{meta}{mandatory}) {	1382	if (exists $v->{meta}{mandatory}) {
1227	warn $msg;	1383	warn $msg;
1228	warn "mandatory extension failed to load, exiting.\n";	1384	cf::cleanup "mandatory extension failed to load, exiting.";
1229	exit 1;
1230	}	1385	}
1231		1386
1232	warn $msg;	1387	warn $msg;
1233	}	1388	}
1234		1389
…		…
1248		1403
1249	=back	1404	=back
1250		1405
1251	=head2 CORE EXTENSIONS	1406	=head2 CORE EXTENSIONS
1252		1407
1253	Functions and methods that extend core crossfire objects.	1408	Functions and methods that extend core deliantra objects.
1254		1409
1255	=cut	1410	=cut
1256		1411
1257	package cf::player;	1412	package cf::player;
1258		1413
1259	use Coro::AIO;	1414	use Coro::AIO;
1260		1415
1261	=head3 cf::player	1416	=head3 cf::player
1262		1417
1263	=over 4	1418	=over 4
		1419
		1420	=item cf::player::num_playing
		1421
		1422	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1423
		1424	=cut
		1425
		1426	sub num_playing {
		1427	scalar grep
		1428	$_->ob->map
		1429	&& !$_->hidden
		1430	&& !$_->ob->flag (cf::FLAG_WIZ),
		1431	cf::player::list
		1432	}
1264		1433
1265	=item cf::player::find $login	1434	=item cf::player::find $login
1266		1435
1267	Returns the given player object, loading it if necessary (might block).	1436	Returns the given player object, loading it if necessary (might block).
1268		1437
…		…
1287		1456
1288	sub exists($) {	1457	sub exists($) {
1289	my ($login) = @_;	1458	my ($login) = @_;
1290		1459
1291	$cf::PLAYER{$login}	1460	$cf::PLAYER{$login}
1292	or cf::sync_job { !aio_stat path $login }	1461	or !aio_stat path $login
1293	}	1462	}
1294		1463
1295	sub find($) {	1464	sub find($) {
1296	return $cf::PLAYER{$_[0]} || do {	1465	return $cf::PLAYER{$_[0]} || do {
1297	my $login = $_[0];	1466	my $login = $_[0];
…		…
1304	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1473	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1305	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1474	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1306	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1475	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1307	aio_unlink +(playerdir $login) . "/$login.pl";	1476	aio_unlink +(playerdir $login) . "/$login.pl";
1308		1477
1309	my $pl = load_pl path $login	1478	my $f = new_from_file cf::object::thawer path $login
1310	or return;	1479	or return;
		1480
		1481	my $pl = cf::player::load_pl $f
		1482	or return;
		1483
		1484	local $cf::PLAYER_LOADING{$login} = $pl;
		1485	$f->resolve_delayed_derefs;
1311	$cf::PLAYER{$login} = $pl	1486	$cf::PLAYER{$login} = $pl
1312	}	1487	}
1313	}	1488	}
1314	}	1489	}
1315		1490
…		…
1323		1498
1324	return if $pl->{deny_save};	1499	return if $pl->{deny_save};
1325		1500
1326	aio_mkdir playerdir $pl, 0770;	1501	aio_mkdir playerdir $pl, 0770;
1327	$pl->{last_save} = $cf::RUNTIME;	1502	$pl->{last_save} = $cf::RUNTIME;
		1503
		1504	cf::get_slot 0.01;
1328		1505
1329	$pl->save_pl ($path);	1506	$pl->save_pl ($path);
1330	cf::cede_to_tick;	1507	cf::cede_to_tick;
1331	}	1508	}
1332		1509
…		…
1364	my ($pl) = @_;	1541	my ($pl) = @_;
1365		1542
1366	my $name = $pl->ob->name;	1543	my $name = $pl->ob->name;
1367		1544
1368	$pl->{deny_save} = 1;	1545	$pl->{deny_save} = 1;
1369	$pl->password ("*"); # this should lock out the player until we nuked the dir	1546	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1370		1547
1371	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1548	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1372	$pl->deactivate;	1549	$pl->deactivate;
		1550	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1551	$pl->ob->check_score;
1373	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1552	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1374	$pl->ns->destroy if $pl->ns;	1553	$pl->ns->destroy if $pl->ns;
1375		1554
1376	my $path = playerdir $pl;	1555	my $path = playerdir $pl;
1377	my $temp = "$path~$cf::RUNTIME~deleting~";	1556	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1413	or return [];	1592	or return [];
1414		1593
1415	my @logins;	1594	my @logins;
1416		1595
1417	for my $login (@$dirs) {	1596	for my $login (@$dirs) {
		1597	my $path = path $login;
		1598
		1599	# a .pst is a dead give-away for a valid player
		1600	# if no pst file found, open and chekc for blocked users
		1601	if (aio_stat "$path.pst") {
1418	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1602	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1419	aio_read $fh, 0, 512, my $buf, 0 or next;	1603	aio_read $fh, 0, 512, my $buf, 0 or next;
1420	$buf !~ /^password -------------$/m or next; # official not-valid tag	1604	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1605	}
1421		1606
1422	utf8::decode $login;	1607	utf8::decode $login;
1423	push @logins, $login;	1608	push @logins, $login;
1424	}	1609	}
1425		1610
…		…
1452	}	1637	}
1453		1638
1454	\@paths	1639	\@paths
1455	}	1640	}
1456		1641
1457	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1642	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1458		1643
1459	Expand crossfire pod fragments into protocol xml.	1644	Expand deliantra pod fragments into protocol xml.
1460
1461	=cut
1462
1463	sub expand_cfpod {
1464	((my $self), (local $_)) = @_;
1465
1466	# escape & and <
1467	s/&/&amp;/g;
1468	s/(?<![BIUGHT])</&lt;/g;
1469
1470	# this is buggy, it needs to properly take care of nested <'s
1471
1472	1 while
1473	# replace B<>, I<>, U<> etc.
1474	s/B<([^\>]*)>/<b>$1<\/b>/
1475	|| s/I<([^\>]*)>/<i>$1<\/i>/
1476	|| s/U<([^\>]*)>/<u>$1<\/u>/
1477	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1478	# replace G<male|female> tags
1479	|| s{G<([^>|]*)\|([^>]*)>}{
1480	$self->gender ? $2 : $1
1481	}ge
1482	# replace H<hint text>
1483	|| s{H<([^\>]*)>}
1484	{
1485	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1486	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1487	"")
1488	[$self->{hintmode}]
1489	}ge;
1490
1491	# create single paragraphs (very hackish)
1492	s/(?<=\S)\n(?=\w)/ /g;
1493
1494	# compress some whitespace
1495	s/\s+\n/\n/g; # ws line-ends
1496	s/\n\n+/\n/g; # double lines
1497	s/^\n+//; # beginning lines
1498	s/\n+$//; # ending lines
1499
1500	$_
1501	}
1502
1503	sub hintmode {
1504	$_[0]{hintmode} = $_[1] if @_ > 1;
1505	$_[0]{hintmode}
1506	}
1507		1645
1508	=item $player->ext_reply ($msgid, @msg)	1646	=item $player->ext_reply ($msgid, @msg)
1509		1647
1510	Sends an ext reply to the player.	1648	Sends an ext reply to the player.
1511		1649
…		…
1578	our $MAX_RESET = 3600;	1716	our $MAX_RESET = 3600;
1579	our $DEFAULT_RESET = 3000;	1717	our $DEFAULT_RESET = 3000;
1580		1718
1581	sub generate_random_map {	1719	sub generate_random_map {
1582	my ($self, $rmp) = @_;	1720	my ($self, $rmp) = @_;
		1721
		1722	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1723
1583	# mit "rum" bekleckern, nicht	1724	# mit "rum" bekleckern, nicht
1584	$self->_create_random_map (	1725	$self->_create_random_map (
1585	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1726	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1586	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1727	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1587	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1728	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1709		1850
1710	# the temporary/swap location	1851	# the temporary/swap location
1711	sub save_path {	1852	sub save_path {
1712	my ($self) = @_;	1853	my ($self) = @_;
1713		1854
1714	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1855	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1715	"$TMPDIR/$path.map"	1856	"$TMPDIR/$path.map"
1716	}	1857	}
1717		1858
1718	# the unique path, undef == no special unique path	1859	# the unique path, undef == no special unique path
1719	sub uniq_path {	1860	sub uniq_path {
1720	my ($self) = @_;	1861	my ($self) = @_;
1721		1862
1722	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1863	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1723	"$UNIQUEDIR/$path"	1864	"$UNIQUEDIR/$path"
1724	}
1725
1726	# and all this just because we cannot iterate over
1727	# all maps in C++...
1728	sub change_all_map_light {
1729	my ($change) = @_;
1730
1731	$_->change_map_light ($change)
1732	for grep $_->outdoor, values %cf::MAP;
1733	}	1865	}
1734		1866
1735	sub decay_objects {	1867	sub decay_objects {
1736	my ($self) = @_;	1868	my ($self) = @_;
1737		1869
…		…
1750		1882
1751	sub load_header_from($) {	1883	sub load_header_from($) {
1752	my ($self, $path) = @_;	1884	my ($self, $path) = @_;
1753		1885
1754	utf8::encode $path;	1886	utf8::encode $path;
1755	#aio_open $path, O_RDONLY, 0	1887	my $f = new_from_file cf::object::thawer $path
1756	# or return;
1757
1758	$self->_load_header ($path)
1759	or return;	1888	or return;
		1889
		1890	$self->_load_header ($f)
		1891	or return;
		1892
		1893	local $MAP_LOADING{$self->{path}} = $self;
		1894	$f->resolve_delayed_derefs;
1760		1895
1761	$self->{load_path} = $path;	1896	$self->{load_path} = $path;
1762		1897
1763	1	1898	1
1764	}	1899	}
…		…
1818	sub find {	1953	sub find {
1819	my ($path, $origin) = @_;	1954	my ($path, $origin) = @_;
1820		1955
1821	$path = normalise $path, $origin && $origin->path;	1956	$path = normalise $path, $origin && $origin->path;
1822		1957
		1958	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1823	cf::lock_wait "map_find:$path";	1959	my $guard2 = cf::lock_acquire "map_find:$path";
1824		1960
1825	$cf::MAP{$path} || do {	1961	$cf::MAP{$path} || do {
1826	my $guard = cf::lock_acquire "map_find:$path";
1827	my $map = new_from_path cf::map $path	1962	my $map = new_from_path cf::map $path
1828	or return;	1963	or return;
1829		1964
1830	$map->{last_save} = $cf::RUNTIME;	1965	$map->{last_save} = $cf::RUNTIME;
1831		1966
…		…
1833	or return;	1968	or return;
1834		1969
1835	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1970	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1836	# doing this can freeze the server in a sync job, obviously	1971	# doing this can freeze the server in a sync job, obviously
1837	#$cf::WAIT_FOR_TICK->wait;	1972	#$cf::WAIT_FOR_TICK->wait;
		1973	undef $guard2;
		1974	undef $guard1;
1838	$map->reset;	1975	$map->reset;
1839	undef $guard;
1840	return find $path;	1976	return find $path;
1841	}	1977	}
1842		1978
1843	$cf::MAP{$path} = $map	1979	$cf::MAP{$path} = $map
1844	}	1980	}
…		…
1853	local $self->{deny_reset} = 1; # loading can take a long time	1989	local $self->{deny_reset} = 1; # loading can take a long time
1854		1990
1855	my $path = $self->{path};	1991	my $path = $self->{path};
1856		1992
1857	{	1993	{
1858	my $guard1 = cf::lock_acquire "map_data:$path";	1994	my $guard = cf::lock_acquire "map_data:$path";
1859	my $guard2 = cf::lock_acquire "map_load:$path";
1860		1995
		1996	return unless $self->valid;
1861	return if $self->in_memory != cf::MAP_SWAPPED;	1997	return unless $self->in_memory == cf::MAP_SWAPPED;
1862		1998
1863	$self->in_memory (cf::MAP_LOADING);	1999	$self->in_memory (cf::MAP_LOADING);
1864		2000
1865	$self->alloc;	2001	$self->alloc;
1866		2002
1867	$self->pre_load;	2003	$self->pre_load;
1868	cf::cede_to_tick;	2004	cf::cede_to_tick;
1869		2005
		2006	my $f = new_from_file cf::object::thawer $self->{load_path};
		2007	$f->skip_block;
1870	$self->_load_objects ($self->{load_path}, 1)	2008	$self->_load_objects ($f)
1871	or return;	2009	or return;
1872		2010
1873	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2011	$self->post_load_original
1874	if delete $self->{load_original};	2012	if delete $self->{load_original};
1875		2013
1876	if (my $uniq = $self->uniq_path) {	2014	if (my $uniq = $self->uniq_path) {
1877	utf8::encode $uniq;	2015	utf8::encode $uniq;
1878	if (aio_open $uniq, O_RDONLY, 0) {	2016	unless (aio_stat $uniq) {
		2017	if (my $f = new_from_file cf::object::thawer $uniq) {
1879	$self->clear_unique_items;	2018	$self->clear_unique_items;
1880	$self->_load_objects ($uniq, 0);	2019	$self->_load_objects ($f);
		2020	$f->resolve_delayed_derefs;
		2021	}
1881	}	2022	}
1882	}	2023	}
		2024
		2025	$f->resolve_delayed_derefs;
1883		2026
1884	cf::cede_to_tick;	2027	cf::cede_to_tick;
1885	# now do the right thing for maps	2028	# now do the right thing for maps
1886	$self->link_multipart_objects;	2029	$self->link_multipart_objects;
1887	$self->difficulty ($self->estimate_difficulty)	2030	$self->difficulty ($self->estimate_difficulty)
…		…
1891	unless ($self->{deny_activate}) {	2034	unless ($self->{deny_activate}) {
1892	$self->decay_objects;	2035	$self->decay_objects;
1893	$self->fix_auto_apply;	2036	$self->fix_auto_apply;
1894	$self->update_buttons;	2037	$self->update_buttons;
1895	cf::cede_to_tick;	2038	cf::cede_to_tick;
1896	$self->set_darkness_map;
1897	cf::cede_to_tick;
1898	$self->activate;	2039	$self->activate;
1899	}	2040	}
1900		2041
1901	$self->{last_save} = $cf::RUNTIME;	2042	$self->{last_save} = $cf::RUNTIME;
1902	$self->last_access ($cf::RUNTIME);	2043	$self->last_access ($cf::RUNTIME);
1903		2044
1904	$self->in_memory (cf::MAP_IN_MEMORY);	2045	$self->in_memory (cf::MAP_ACTIVE);
1905	}	2046	}
1906		2047
1907	$self->post_load;	2048	$self->post_load;
1908	}	2049	}
1909		2050
…		…
1967	my ($path, $origin, $load) = @_;	2108	my ($path, $origin, $load) = @_;
1968		2109
1969	$path = normalise $path, $origin && $origin->{path};	2110	$path = normalise $path, $origin && $origin->{path};
1970		2111
1971	if (my $map = $cf::MAP{$path}) {	2112	if (my $map = $cf::MAP{$path}) {
1972	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2113	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1973	}	2114	}
1974		2115
1975	$MAP_PREFETCH{$path} |= $load;	2116	$MAP_PREFETCH{$path} |= $load;
1976		2117
1977	$MAP_PREFETCHER ||= cf::async {	2118	$MAP_PREFETCHER ||= cf::async {
		2119	$Coro::current->{desc} = "map prefetcher";
		2120
1978	while (%MAP_PREFETCH) {	2121	while (%MAP_PREFETCH) {
1979	while (my ($k, $v) = each %MAP_PREFETCH) {	2122	while (my ($k, $v) = each %MAP_PREFETCH) {
1980	if (my $map = find $k) {	2123	if (my $map = find $k) {
1981	$map->load if $v;	2124	$map->load if $v;
1982	}	2125	}
…		…
2008	return if $self->{deny_save};	2151	return if $self->{deny_save};
2009		2152
2010	local $self->{last_access} = $self->last_access;#d#	2153	local $self->{last_access} = $self->last_access;#d#
2011		2154
2012	cf::async {	2155	cf::async {
		2156	$Coro::current->{desc} = "map player save";
2013	$_->contr->save for $self->players;	2157	$_->contr->save for $self->players;
2014	};	2158	};
		2159
		2160	cf::get_slot 0.02;
2015		2161
2016	if ($uniq) {	2162	if ($uniq) {
2017	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2163	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2018	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2164	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2019	} else {	2165	} else {
…		…
2028	$self->save;	2174	$self->save;
2029		2175
2030	my $lock = cf::lock_acquire "map_data:$self->{path}";	2176	my $lock = cf::lock_acquire "map_data:$self->{path}";
2031		2177
2032	return if $self->players;	2178	return if $self->players;
2033	return if $self->in_memory != cf::MAP_IN_MEMORY;	2179	return if $self->in_memory != cf::MAP_ACTIVE;
2034	return if $self->{deny_save};	2180	return if $self->{deny_save};
2035		2181
		2182	$self->in_memory (cf::MAP_SWAPPED);
		2183
		2184	$self->deactivate;
		2185	$_->clear_links_to ($self) for values %cf::MAP;
2036	$self->clear;	2186	$self->clear;
2037	$self->in_memory (cf::MAP_SWAPPED);
2038	}	2187	}
2039		2188
2040	sub reset_at {	2189	sub reset_at {
2041	my ($self) = @_;	2190	my ($self) = @_;
2042		2191
…		…
2074	if $uniq;	2223	if $uniq;
2075	}	2224	}
2076		2225
2077	delete $cf::MAP{$self->path};	2226	delete $cf::MAP{$self->path};
2078		2227
		2228	$self->deactivate;
		2229	$_->clear_links_to ($self) for values %cf::MAP;
2079	$self->clear;	2230	$self->clear;
2080
2081	$_->clear_links_to ($self) for values %cf::MAP;
2082		2231
2083	$self->unlink_save;	2232	$self->unlink_save;
2084	$self->destroy;	2233	$self->destroy;
2085	}	2234	}
2086		2235
…		…
2153		2302
2154	sub unique_maps() {	2303	sub unique_maps() {
2155	[	2304	[
2156	map {	2305	map {
2157	utf8::decode $_;	2306	utf8::decode $_;
2158	/\.map$/	2307	s/\.map$//; # TODO future compatibility hack
		2308	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2309	? ()
2159	? normalise $_	2310	: normalise $_
2160	: ()
2161	} @{ aio_readdir $UNIQUEDIR or [] }	2311	} @{ aio_readdir $UNIQUEDIR or [] }
2162	]	2312	]
2163	}	2313	}
2164		2314
2165	package cf;
2166
2167	=back	2315	=back
2168		2316
2169	=head3 cf::object	2317	=head3 cf::object
2170		2318
2171	=cut	2319	=cut
…		…
2174		2322
2175	=over 4	2323	=over 4
2176		2324
2177	=item $ob->inv_recursive	2325	=item $ob->inv_recursive
2178		2326
2179	Returns the inventory of the object _and_ their inventories, recursively.	2327	Returns the inventory of the object I<and> their inventories, recursively,
		2328	but I<not> the object itself.
2180		2329
2181	=cut	2330	=cut
2182		2331
2183	sub inv_recursive_;	2332	sub inv_recursive_;
2184	sub inv_recursive_ {	2333	sub inv_recursive_ {
…		…
2187		2336
2188	sub inv_recursive {	2337	sub inv_recursive {
2189	inv_recursive_ inv $_[0]	2338	inv_recursive_ inv $_[0]
2190	}	2339	}
2191		2340
		2341	=item $ref = $ob->ref
		2342
		2343	Creates and returns a persistent reference to an object that can be stored as a string.
		2344
		2345	=item $ob = cf::object::deref ($refstring)
		2346
		2347	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2348	even if the object actually exists. May block.
		2349
		2350	=cut
		2351
		2352	sub deref {
		2353	my ($ref) = @_;
		2354
		2355	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2356	my ($uuid, $name) = ($1, $2);
		2357	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2358	or return;
		2359	$pl->ob->uuid eq $uuid
		2360	or return;
		2361
		2362	$pl->ob
		2363	} else {
		2364	warn "$ref: cannot resolve object reference\n";
		2365	undef
		2366	}
		2367	}
		2368
2192	package cf;	2369	package cf;
2193		2370
2194	=back	2371	=back
2195		2372
2196	=head3 cf::object::player	2373	=head3 cf::object::player
…		…
2202	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2379	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2203	can be C<undef>. Does the right thing when the player is currently in a	2380	can be C<undef>. Does the right thing when the player is currently in a
2204	dialogue with the given NPC character.	2381	dialogue with the given NPC character.
2205		2382
2206	=cut	2383	=cut
		2384
		2385	our $SAY_CHANNEL = {
		2386	id => "say",
		2387	title => "Map",
		2388	reply => "say ",
		2389	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2390	};
		2391
		2392	our $CHAT_CHANNEL = {
		2393	id => "chat",
		2394	title => "Chat",
		2395	reply => "chat ",
		2396	tooltip => "Player chat and shouts, global to the server.",
		2397	};
2207		2398
2208	# rough implementation of a future "reply" method that works	2399	# rough implementation of a future "reply" method that works
2209	# with dialog boxes.	2400	# with dialog boxes.
2210	#TODO: the first argument must go, split into a $npc->reply_to ( method	2401	#TODO: the first argument must go, split into a $npc->reply_to ( method
2211	sub cf::object::player::reply($$$;$) {	2402	sub cf::object::player::reply($$$;$) {
…		…
2223	my $dialog = $pl->{npc_dialog};	2414	my $dialog = $pl->{npc_dialog};
2224	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2415	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2225		2416
2226	} else {	2417	} else {
2227	$msg = $npc->name . " says: $msg" if $npc;	2418	$msg = $npc->name . " says: $msg" if $npc;
2228	$self->message ($msg, $flags);	2419	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2229	}	2420	}
2230	}	2421	}
2231	}	2422	}
2232		2423
2233	=item $object->send_msg ($channel, $msg, $color, [extra...])	2424	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2258		2449
2259	=item $player_object->enter_link	2450	=item $player_object->enter_link
2260		2451
2261	Freezes the player and moves him/her to a special map (C<{link}>).	2452	Freezes the player and moves him/her to a special map (C<{link}>).
2262		2453
2263	The player should be reasonably safe there for short amounts of time. You	2454	The player should be reasonably safe there for short amounts of time (e.g.
2264	I<MUST> call C<leave_link> as soon as possible, though.	2455	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2456	though, as the palyer cannot control the character while it is on the link
		2457	map.
2265		2458
2266	Will never block.	2459	Will never block.
2267		2460
2268	=item $player_object->leave_link ($map, $x, $y)	2461	=item $player_object->leave_link ($map, $x, $y)
2269		2462
…		…
2327		2520
2328	$map->load;	2521	$map->load;
2329	$map->load_neighbours;	2522	$map->load_neighbours;
2330		2523
2331	return unless $self->contr->active;	2524	return unless $self->contr->active;
		2525	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2332	$self->activate_recursive;	2526	$self->activate_recursive;
2333		2527
2334	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2528	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2335	$self->enter_map ($map, $x, $y);	2529	$self->enter_map ($map, $x, $y);
2336	}	2530	}
…		…
2341	her, loading and preparing them map, calling the provided $check callback	2535	her, loading and preparing them map, calling the provided $check callback
2342	that has to return the map if sucecssful, and then unfreezes the player on	2536	that has to return the map if sucecssful, and then unfreezes the player on
2343	the new (success) or old (failed) map position. In either case, $done will	2537	the new (success) or old (failed) map position. In either case, $done will
2344	be called at the end of this process.	2538	be called at the end of this process.
2345		2539
		2540	Note that $check will be called with a potentially non-loaded map, so if
		2541	it needs a loaded map it has to call C<< ->load >>.
		2542
2346	=cut	2543	=cut
2347		2544
2348	our $GOTOGEN;	2545	our $GOTOGEN;
2349		2546
2350	sub cf::object::player::goto {	2547	sub cf::object::player::goto {
…		…
2354	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2551	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2355		2552
2356	$self->enter_link;	2553	$self->enter_link;
2357		2554
2358	(async {	2555	(async {
		2556	$Coro::current->{desc} = "player::goto $path $x $y";
		2557
		2558	# *tag paths override both path and x|y
		2559	if ($path =~ /^\*(.*)$/) {
		2560	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2561	my $ob = $obs[rand @obs];
		2562
		2563	# see if we actually can go there
		2564	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2565	$ob = $obs[rand @obs];
		2566	} else {
		2567	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2568	}
		2569	# else put us there anyways for now #d#
		2570
		2571	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2572	} else {
		2573	($path, $x, $y) = (undef, undef, undef);
		2574	}
		2575	}
		2576
2359	my $map = eval {	2577	my $map = eval {
2360	my $map = cf::map::find $path;	2578	my $map = defined $path ? cf::map::find $path : undef;
2361		2579
2362	if ($map) {	2580	if ($map) {
2363	$map = $map->customise_for ($self);	2581	$map = $map->customise_for ($self);
2364	$map = $check->($map) if $check && $map;	2582	$map = $check->($map) if $check && $map;
2365	} else {	2583	} else {
2366	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2584	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2367	}	2585	}
2368		2586
2369	$map	2587	$map
2370	};	2588	};
2371		2589
…		…
2407	}	2625	}
2408		2626
2409	sub prepare_random_map {	2627	sub prepare_random_map {
2410	my ($exit) = @_;	2628	my ($exit) = @_;
2411		2629
2412	my $guard = cf::lock_acquire "exit_prepare:$exit";
2413
2414	# all this does is basically replace the /! path by	2630	# all this does is basically replace the /! path by
2415	# a new random map path (?random/...) with a seed	2631	# a new random map path (?random/...) with a seed
2416	# that depends on the exit object	2632	# that depends on the exit object
2417		2633
2418	my $rmp = parse_random_map_params $exit->msg;	2634	my $rmp = parse_random_map_params $exit->msg;
…		…
2420	if ($exit->map) {	2636	if ($exit->map) {
2421	$rmp->{region} = $exit->region->name;	2637	$rmp->{region} = $exit->region->name;
2422	$rmp->{origin_map} = $exit->map->path;	2638	$rmp->{origin_map} = $exit->map->path;
2423	$rmp->{origin_x} = $exit->x;	2639	$rmp->{origin_x} = $exit->x;
2424	$rmp->{origin_y} = $exit->y;	2640	$rmp->{origin_y} = $exit->y;
		2641
		2642	$exit->map->touch;
2425	}	2643	}
2426		2644
2427	$rmp->{random_seed} ||= $exit->random_seed;	2645	$rmp->{random_seed} ||= $exit->random_seed;
2428		2646
2429	my $data = cf::to_json $rmp;	2647	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2430	my $md5 = Digest::MD5::md5_hex $data;	2648	my $md5 = Digest::MD5::md5_hex $data;
2431	my $meta = "$RANDOMDIR/$md5.meta";	2649	my $meta = "$RANDOMDIR/$md5.meta";
2432		2650
2433	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2651	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2434	aio_write $fh, 0, (length $data), $data, 0;	2652	aio_write $fh, 0, (length $data), $data, 0;
2435	undef $fh;	2653	undef $fh;
2436	aio_rename "$meta~", $meta;	2654	aio_rename "$meta~", $meta;
2437		2655
		2656	my $slaying = "?random/$md5";
		2657
		2658	if ($exit->valid) {
2438	$exit->slaying ("?random/$md5");	2659	$exit->slaying ("?random/$md5");
2439	$exit->msg (undef);	2660	$exit->msg (undef);
		2661	}
2440	}	2662	}
2441	}	2663	}
2442		2664
2443	sub cf::object::player::enter_exit {	2665	sub cf::object::player::enter_exit {
2444	my ($self, $exit) = @_;	2666	my ($self, $exit) = @_;
2445		2667
2446	return unless $self->type == cf::PLAYER;	2668	return unless $self->type == cf::PLAYER;
2447		2669
2448	if ($exit->slaying eq "/!") {
2449	#TODO: this should de-fi-ni-te-ly not be a sync-job
2450	# the problem is that $exit might not survive long enough
2451	# so it needs to be done right now, right here
2452	cf::sync_job { prepare_random_map $exit };
2453	}
2454
2455	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2456	my $hp = $exit->stats->hp;
2457	my $sp = $exit->stats->sp;
2458
2459	$self->enter_link;	2670	$self->enter_link;
2460		2671
2461	# if exit is damned, update players death & WoR home-position
2462	$self->contr->savebed ($slaying, $hp, $sp)
2463	if $exit->flag (FLAG_DAMNED);
2464
2465	(async {	2672	(async {
2466	$self->deactivate_recursive; # just to be sure	2673	$Coro::current->{desc} = "enter_exit";
		2674
2467	unless (eval {	2675	unless (eval {
		2676	$self->deactivate_recursive; # just to be sure
		2677
		2678	# random map handling
		2679	{
		2680	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2681
		2682	prepare_random_map $exit
		2683	if $exit->slaying eq "/!";
		2684	}
		2685
		2686	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2687	my $x = $exit->stats->hp;
		2688	my $y = $exit->stats->sp;
		2689
2468	$self->goto ($slaying, $hp, $sp);	2690	$self->goto ($map, $x, $y);
2469		2691
		2692	# if exit is damned, update players death & WoR home-position
		2693	$self->contr->savebed ($map, $x, $y)
		2694	if $exit->flag (cf::FLAG_DAMNED);
		2695
2470	1;	2696	1
2471	}) {	2697	}) {
2472	$self->message ("Something went wrong deep within the crossfire server. "	2698	$self->message ("Something went wrong deep within the deliantra server. "
2473	. "I'll try to bring you back to the map you were before. "	2699	. "I'll try to bring you back to the map you were before. "
2474	. "Please report this to the dungeon master!",	2700	. "Please report this to the dungeon master!",
2475	cf::NDI_UNIQUE | cf::NDI_RED);	2701	cf::NDI_UNIQUE | cf::NDI_RED);
2476		2702
2477	warn "ERROR in enter_exit: $@";	2703	warn "ERROR in enter_exit: $@";
…		…
2505	the message, with C<log> being the default. If C<$color> is negative, suppress	2731	the message, with C<log> being the default. If C<$color> is negative, suppress
2506	the message unless the client supports the msg packet.	2732	the message unless the client supports the msg packet.
2507		2733
2508	=cut	2734	=cut
2509		2735
		2736	# non-persistent channels (usually the info channel)
2510	our %CHANNEL = (	2737	our %CHANNEL = (
2511	"c/identify" => {	2738	"c/identify" => {
2512	id => "identify",	2739	id => "infobox",
2513	title => "Identify",	2740	title => "Identify",
2514	reply => undef,	2741	reply => undef,
2515	tooltip => "Items recently identified",	2742	tooltip => "Items recently identified",
2516	},	2743	},
2517	"c/examine" => {	2744	"c/examine" => {
2518	id => "examine",	2745	id => "infobox",
2519	title => "Examine",	2746	title => "Examine",
2520	reply => undef,	2747	reply => undef,
2521	tooltip => "Signs and other items you examined",	2748	tooltip => "Signs and other items you examined",
2522	},	2749	},
		2750	"c/book" => {
		2751	id => "infobox",
		2752	title => "Book",
		2753	reply => undef,
		2754	tooltip => "The contents of a note or book",
		2755	},
		2756	"c/lookat" => {
		2757	id => "infobox",
		2758	title => "Look",
		2759	reply => undef,
		2760	tooltip => "What you saw there",
		2761	},
		2762	"c/who" => {
		2763	id => "infobox",
		2764	title => "Players",
		2765	reply => undef,
		2766	tooltip => "Shows players who are currently online",
		2767	},
		2768	"c/body" => {
		2769	id => "infobox",
		2770	title => "Body Parts",
		2771	reply => undef,
		2772	tooltip => "Shows which body parts you posess and are available",
		2773	},
		2774	"c/skills" => {
		2775	id => "infobox",
		2776	title => "Skills",
		2777	reply => undef,
		2778	tooltip => "Shows your experience per skill and item power",
		2779	},
		2780	"c/uptime" => {
		2781	id => "infobox",
		2782	title => "Uptime",
		2783	reply => undef,
		2784	tooltip => "How long the server has been running since last restart",
		2785	},
		2786	"c/mapinfo" => {
		2787	id => "infobox",
		2788	title => "Map Info",
		2789	reply => undef,
		2790	tooltip => "Information related to the maps",
		2791	},
		2792	"c/party" => {
		2793	id => "party",
		2794	title => "Party",
		2795	reply => "gsay ",
		2796	tooltip => "Messages and chat related to your party",
		2797	},
		2798	"c/death" => {
		2799	id => "death",
		2800	title => "Death",
		2801	reply => undef,
		2802	tooltip => "Reason for and more info about your most recent death",
		2803	},
		2804	"c/say" => $SAY_CHANNEL,
		2805	"c/chat" => $CHAT_CHANNEL,
2523	);	2806	);
2524		2807
2525	sub cf::client::send_msg {	2808	sub cf::client::send_msg {
2526	my ($self, $channel, $msg, $color, @extra) = @_;	2809	my ($self, $channel, $msg, $color, @extra) = @_;
2527		2810
2528	$msg = $self->pl->expand_cfpod ($msg);	2811	$msg = $self->pl->expand_cfpod ($msg)
		2812	unless $color & cf::NDI_VERBATIM;
2529		2813
2530	$color &= cf::NDI_CLIENT_MASK; # just in case...	2814	$color &= cf::NDI_CLIENT_MASK; # just in case...
2531		2815
2532	# check predefined channels, for the benefit of C	2816	# check predefined channels, for the benefit of C
2533	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	2817	if ($CHANNEL{$channel}) {
		2818	$channel = $CHANNEL{$channel};
2534		2819
		2820	$self->ext_msg (channel_info => $channel);
		2821	$channel = $channel->{id};
		2822
2535	if (ref $channel) {	2823	} elsif (ref $channel) {
2536	# send meta info to client, if not yet sent	2824	# send meta info to client, if not yet sent
2537	unless (exists $self->{channel}{$channel->{id}}) {	2825	unless (exists $self->{channel}{$channel->{id}}) {
2538	$self->{channel}{$channel->{id}} = $channel;	2826	$self->{channel}{$channel->{id}} = $channel;
2539	$self->ext_msg (channel_info => $channel);	2827	$self->ext_msg (channel_info => $channel);
2540	}	2828	}
…		…
2542	$channel = $channel->{id};	2830	$channel = $channel->{id};
2543	}	2831	}
2544		2832
2545	return unless @extra || length $msg;	2833	return unless @extra || length $msg;
2546		2834
2547	if ($self->can_msg) {
2548	# default colour, mask it out	2835	# default colour, mask it out
2549	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2836	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2550	if $color & cf::NDI_DEF;	2837	if $color & cf::NDI_DEF;
2551		2838
2552	$self->send_packet ("msg " . $self->{json_coder}->encode (	2839	my $pkt = "msg "
		2840	. $self->{json_coder}->encode (
2553	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2841	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2554	} else {	2842	);
2555	if ($color >= 0) {
2556	# replace some tags by gcfclient-compatible ones
2557	for ($msg) {
2558	1 while
2559	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2560	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2561	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2562	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2563	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2564	}
2565		2843
2566	$color &= cf::NDI_COLOR_MASK;	2844	# try lzf for large packets
		2845	$pkt = "lzf " . Compress::LZF::compress $pkt
		2846	if 1024 <= length $pkt and $self->{can_lzf};
2567		2847
2568	utf8::encode $msg;	2848	# split very large packets
2569		2849	if (8192 < length $pkt and $self->{can_lzf}) {
2570	if (0 && $msg =~ /\[/) {	2850	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2571	# COMMAND/INFO	2851	$pkt = "frag";
2572	$self->send_packet ("drawextinfo $color 10 8 $msg")
2573	} else {
2574	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2575	$self->send_packet ("drawinfo $color $msg")
2576	}
2577	}
2578	}	2852	}
		2853
		2854	$self->send_packet ($pkt);
2579	}	2855	}
2580		2856
2581	=item $client->ext_msg ($type, @msg)	2857	=item $client->ext_msg ($type, @msg)
2582		2858
2583	Sends an ext event to the client.	2859	Sends an ext event to the client.
…		…
2756	=pod	3032	=pod
2757		3033
2758	The following functions and methods are available within a safe environment:	3034	The following functions and methods are available within a safe environment:
2759		3035
2760	cf::object	3036	cf::object
2761	contr pay_amount pay_player map x y force_find force_add	3037	contr pay_amount pay_player map x y force_find force_add destroy
2762	insert remove name archname title slaying race decrease_ob_nr	3038	insert remove name archname title slaying race decrease split
2763		3039
2764	cf::object::player	3040	cf::object::player
2765	player	3041	player
2766		3042
2767	cf::player	3043	cf::player
…		…
2772		3048
2773	=cut	3049	=cut
2774		3050
2775	for (	3051	for (
2776	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3052	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2777	insert remove inv name archname title slaying race	3053	insert remove inv nrof name archname title slaying race
2778	decrease_ob_nr)],	3054	decrease split destroy change_exp)],
2779	["cf::object::player" => qw(player)],	3055	["cf::object::player" => qw(player)],
2780	["cf::player" => qw(peaceful)],	3056	["cf::player" => qw(peaceful)],
2781	["cf::map" => qw(trigger)],	3057	["cf::map" => qw(trigger)],
2782	) {	3058	) {
2783	no strict 'refs';	3059	no strict 'refs';
…		…
2888	{	3164	{
2889	my $faces = $facedata->{faceinfo};	3165	my $faces = $facedata->{faceinfo};
2890		3166
2891	while (my ($face, $info) = each %$faces) {	3167	while (my ($face, $info) = each %$faces) {
2892	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3168	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3169
2893	cf::face::set_visibility $idx, $info->{visibility};	3170	cf::face::set_visibility $idx, $info->{visibility};
2894	cf::face::set_magicmap $idx, $info->{magicmap};	3171	cf::face::set_magicmap $idx, $info->{magicmap};
2895	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3172	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2896	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3173	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2897		3174
2898	cf::cede_to_tick;	3175	cf::cede_to_tick;
2899	}	3176	}
2900		3177
2901	while (my ($face, $info) = each %$faces) {	3178	while (my ($face, $info) = each %$faces) {
2902	next unless $info->{smooth};	3179	next unless $info->{smooth};
		3180
2903	my $idx = cf::face::find $face	3181	my $idx = cf::face::find $face
2904	or next;	3182	or next;
		3183
2905	if (my $smooth = cf::face::find $info->{smooth}) {	3184	if (my $smooth = cf::face::find $info->{smooth}) {
2906	cf::face::set_smooth $idx, $smooth;	3185	cf::face::set_smooth $idx, $smooth;
2907	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3186	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2908	} else {	3187	} else {
2909	warn "smooth face '$info->{smooth}' not found for face '$face'";	3188	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2927	{	3206	{
2928	# TODO: for gcfclient pleasure, we should give resources	3207	# TODO: for gcfclient pleasure, we should give resources
2929	# that gcfclient doesn't grok a >10000 face index.	3208	# that gcfclient doesn't grok a >10000 face index.
2930	my $res = $facedata->{resource};	3209	my $res = $facedata->{resource};
2931		3210
2932	my $soundconf = delete $res->{"res/sound.conf"};
2933
2934	while (my ($name, $info) = each %$res) {	3211	while (my ($name, $info) = each %$res) {
		3212	if (defined $info->{type}) {
2935	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3213	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2936	my $data;	3214	my $data;
2937		3215
2938	if ($info->{type} & 1) {	3216	if ($info->{type} & 1) {
2939	# prepend meta info	3217	# prepend meta info
2940		3218
2941	my $meta = $enc->encode ({	3219	my $meta = $enc->encode ({
2942	name => $name,	3220	name => $name,
2943	%{ $info->{meta} || {} },	3221	%{ $info->{meta} || {} },
2944	});	3222	});
2945		3223
2946	$data = pack "(w/a*)*", $meta, $info->{data};	3224	$data = pack "(w/a*)*", $meta, $info->{data};
		3225	} else {
		3226	$data = $info->{data};
		3227	}
		3228
		3229	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3230	cf::face::set_type $idx, $info->{type};
2947	} else {	3231	} else {
2948	$data = $info->{data};	3232	$RESOURCE{$name} = $info;
2949	}	3233	}
2950		3234
2951	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2952	cf::face::set_type $idx, $info->{type};
2953
2954	cf::cede_to_tick;	3235	cf::cede_to_tick;
2955	}	3236	}
2956
2957	if ($soundconf) {
2958	$soundconf = $enc->decode (delete $soundconf->{data});
2959
2960	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2961	my $sound = $soundconf->{compat}[$_]
2962	or next;
2963
2964	my $face = cf::face::find "sound/$sound->[1]";
2965	cf::sound::set $sound->[0] => $face;
2966	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2967	}
2968
2969	while (my ($k, $v) = each %{$soundconf->{event}}) {
2970	my $face = cf::face::find "sound/$v";
2971	cf::sound::set $k => $face;
2972	}
2973	}
2974	}	3237	}
		3238
		3239	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2975		3240
2976	1	3241	1
2977	}	3242	}
		3243
		3244	cf::global->attach (on_resource_update => sub {
		3245	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3246	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3247
		3248	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3249	my $sound = $soundconf->{compat}[$_]
		3250	or next;
		3251
		3252	my $face = cf::face::find "sound/$sound->[1]";
		3253	cf::sound::set $sound->[0] => $face;
		3254	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3255	}
		3256
		3257	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3258	my $face = cf::face::find "sound/$v";
		3259	cf::sound::set $k => $face;
		3260	}
		3261	}
		3262	});
2978		3263
2979	register_exticmd fx_want => sub {	3264	register_exticmd fx_want => sub {
2980	my ($ns, $want) = @_;	3265	my ($ns, $want) = @_;
2981		3266
2982	while (my ($k, $v) = each %$want) {	3267	while (my ($k, $v) = each %$want) {
2983	$ns->fx_want ($k, $v);	3268	$ns->fx_want ($k, $v);
2984	}	3269	}
2985	};	3270	};
		3271
		3272	sub load_resource_file($) {
		3273	my $guard = lock_acquire "load_resource_file";
		3274
		3275	my $status = load_resource_file_ $_[0];
		3276	get_slot 0.1, 100;
		3277	cf::arch::commit_load;
		3278
		3279	$status
		3280	}
2986		3281
2987	sub reload_regions {	3282	sub reload_regions {
2988	# HACK to clear player env face cache, we need some signal framework	3283	# HACK to clear player env face cache, we need some signal framework
2989	# for this (global event?)	3284	# for this (global event?)
2990	%ext::player_env::MUSIC_FACE_CACHE = ();	3285	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3004	}	3299	}
3005		3300
3006	sub reload_archetypes {	3301	sub reload_archetypes {
3007	load_resource_file "$DATADIR/archetypes"	3302	load_resource_file "$DATADIR/archetypes"
3008	or die "unable to load archetypes\n";	3303	or die "unable to load archetypes\n";
3009	#d# NEED to laod twice to resolve forward references
3010	# this really needs to be done in an extra post-pass
3011	# (which needs to be synchronous, so solve it differently)
3012	load_resource_file "$DATADIR/archetypes"
3013	or die "unable to load archetypes\n";
3014	}	3304	}
3015		3305
3016	sub reload_treasures {	3306	sub reload_treasures {
3017	load_resource_file "$DATADIR/treasures"	3307	load_resource_file "$DATADIR/treasures"
3018	or die "unable to load treasurelists\n";	3308	or die "unable to load treasurelists\n";
3019	}	3309	}
3020		3310
3021	sub reload_resources {	3311	sub reload_resources {
3022	warn "reloading resource files...\n";	3312	warn "reloading resource files...\n";
3023		3313
		3314	reload_facedata;
		3315	reload_archetypes;
3024	reload_regions;	3316	reload_regions;
3025	reload_facedata;
3026	#reload_archetypes;#d#
3027	reload_archetypes;
3028	reload_treasures;	3317	reload_treasures;
3029		3318
3030	warn "finished reloading resource files\n";	3319	warn "finished reloading resource files\n";
3031	}
3032
3033	sub init {
3034	reload_resources;
3035	}	3320	}
3036		3321
3037	sub reload_config {	3322	sub reload_config {
3038	open my $fh, "<:utf8", "$CONFDIR/config"	3323	open my $fh, "<:utf8", "$CONFDIR/config"
3039	or return;	3324	or return;
3040		3325
3041	local $/;	3326	local $/;
3042	*CFG = YAML::Syck::Load <$fh>;	3327	*CFG = YAML::Load <$fh>;
3043		3328
3044	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3329	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3045		3330
3046	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3331	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3047	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3332	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3053	};	3338	};
3054	warn $@ if $@;	3339	warn $@ if $@;
3055	}	3340	}
3056	}	3341	}
3057		3342
		3343	sub pidfile() {
		3344	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3345	or die "$PIDFILE: $!";
		3346	flock $fh, &Fcntl::LOCK_EX
		3347	or die "$PIDFILE: flock: $!";
		3348	$fh
		3349	}
		3350
		3351	# make sure only one server instance is running at any one time
		3352	sub atomic {
		3353	my $fh = pidfile;
		3354
		3355	my $pid = <$fh>;
		3356	kill 9, $pid if $pid > 0;
		3357
		3358	seek $fh, 0, 0;
		3359	print $fh $$;
		3360	}
		3361
3058	sub main {	3362	sub main {
		3363	cf::init_globals; # initialise logging
		3364
		3365	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3366	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3367	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3368	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3369
		3370	cf::init_experience;
		3371	cf::init_anim;
		3372	cf::init_attackmess;
		3373	cf::init_dynamic;
		3374
		3375	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3376
3059	# we must not ever block the main coroutine	3377	# we must not ever block the main coroutine
3060	local $Coro::idle = sub {	3378	local $Coro::idle = sub {
3061	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3379	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3062	(async {	3380	(async {
3063	Event::one_event;	3381	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3382	EV::loop EV::LOOP_ONESHOT;
3064	})->prio (Coro::PRIO_MAX);	3383	})->prio (Coro::PRIO_MAX);
3065	};	3384	};
3066		3385
		3386	evthread_start IO::AIO::poll_fileno;
		3387
		3388	cf::sync_job {
		3389	reload_resources;
3067	reload_config;	3390	reload_config;
3068	db_init;	3391	db_init;
		3392
		3393	cf::load_settings;
		3394	cf::load_materials;
		3395	cf::init_uuid;
		3396	cf::init_signals;
		3397	cf::init_commands;
		3398	cf::init_skills;
		3399
		3400	cf::init_beforeplay;
		3401
		3402	atomic;
		3403
3069	load_extensions;	3404	load_extensions;
3070		3405
3071	$TICK_WATCHER->start;	3406	utime time, time, $RUNTIMEFILE;
		3407
		3408	# no (long-running) fork's whatsoever before this point(!)
		3409	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3410
		3411	(pop @POST_INIT)->(0) while @POST_INIT;
		3412	};
		3413
3072	Event::loop;	3414	EV::loop;
3073	}	3415	}
3074		3416
3075	#############################################################################	3417	#############################################################################
3076	# initialisation and cleanup	3418	# initialisation and cleanup
3077		3419
3078	# install some emergency cleanup handlers	3420	# install some emergency cleanup handlers
3079	BEGIN {	3421	BEGIN {
		3422	our %SIGWATCHER = ();
3080	for my $signal (qw(INT HUP TERM)) {	3423	for my $signal (qw(INT HUP TERM)) {
3081	Event->signal (	3424	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3082	reentrant => 0,
3083	data => WF_AUTOCANCEL,
3084	signal => $signal,
3085	prio => 0,
3086	cb => sub {
3087	cf::cleanup "SIG$signal";	3425	cf::cleanup "SIG$signal";
3088	},
3089	);	3426	};
3090	}	3427	}
3091	}	3428	}
3092		3429
3093	sub write_runtime {	3430	sub write_runtime_sync {
3094	my $runtime = "$LOCALDIR/runtime";
3095
3096	# first touch the runtime file to show we are still running:	3431	# first touch the runtime file to show we are still running:
3097	# the fsync below can take a very very long time.	3432	# the fsync below can take a very very long time.
3098		3433
3099	IO::AIO::aio_utime $runtime, undef, undef;	3434	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3100		3435
3101	my $guard = cf::lock_acquire "write_runtime";	3436	my $guard = cf::lock_acquire "write_runtime";
3102		3437
3103	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3438	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3104	or return;	3439	or return;
3105		3440
3106	my $value = $cf::RUNTIME + 90 + 10;	3441	my $value = $cf::RUNTIME + 90 + 10;
3107	# 10 is the runtime save interval, for a monotonic clock	3442	# 10 is the runtime save interval, for a monotonic clock
3108	# 60 allows for the watchdog to kill the server.	3443	# 60 allows for the watchdog to kill the server.
…		…
3118	aio_utime $fh, undef, undef;	3453	aio_utime $fh, undef, undef;
3119		3454
3120	close $fh	3455	close $fh
3121	or return;	3456	or return;
3122		3457
3123	aio_rename "$runtime~", $runtime	3458	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3124	and return;	3459	and return;
3125		3460
3126	warn "runtime file written.\n";	3461	warn "runtime file written.\n";
3127		3462
3128	1	3463	1
		3464	}
		3465
		3466	our $uuid_lock;
		3467	our $uuid_skip;
		3468
		3469	sub write_uuid_sync($) {
		3470	$uuid_skip ||= $_[0];
		3471
		3472	return if $uuid_lock;
		3473	local $uuid_lock = 1;
		3474
		3475	my $uuid = "$LOCALDIR/uuid";
		3476
		3477	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3478	or return;
		3479
		3480	my $value = uuid_seq uuid_cur;
		3481
		3482	unless ($value) {
		3483	warn "cowardly refusing to write zero uuid value!\n";
		3484	return;
		3485	}
		3486
		3487	my $value = uuid_str $value + $uuid_skip;
		3488	$uuid_skip = 0;
		3489
		3490	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3491	and return;
		3492
		3493	# always fsync - this file is important
		3494	aio_fsync $fh
		3495	and return;
		3496
		3497	close $fh
		3498	or return;
		3499
		3500	aio_rename "$uuid~", $uuid
		3501	and return;
		3502
		3503	warn "uuid file written ($value).\n";
		3504
		3505	1
		3506
		3507	}
		3508
		3509	sub write_uuid($$) {
		3510	my ($skip, $sync) = @_;
		3511
		3512	$sync ? write_uuid_sync $skip
		3513	: async { write_uuid_sync $skip };
3129	}	3514	}
3130		3515
3131	sub emergency_save() {	3516	sub emergency_save() {
3132	my $freeze_guard = cf::freeze_mainloop;	3517	my $freeze_guard = cf::freeze_mainloop;
3133		3518
3134	warn "enter emergency perl save\n";	3519	warn "emergency_perl_save: enter\n";
3135		3520
3136	cf::sync_job {	3521	cf::sync_job {
		3522	# this is a trade-off: we want to be very quick here, so
		3523	# save all maps without fsync, and later call a global sync
		3524	# (which in turn might be very very slow)
		3525	local $USE_FSYNC = 0;
		3526
3137	# use a peculiar iteration method to avoid tripping on perl	3527	# use a peculiar iteration method to avoid tripping on perl
3138	# refcount bugs in for. also avoids problems with players	3528	# refcount bugs in for. also avoids problems with players
3139	# and maps saved/destroyed asynchronously.	3529	# and maps saved/destroyed asynchronously.
3140	warn "begin emergency player save\n";	3530	warn "emergency_perl_save: begin player save\n";
3141	for my $login (keys %cf::PLAYER) {	3531	for my $login (keys %cf::PLAYER) {
3142	my $pl = $cf::PLAYER{$login} or next;	3532	my $pl = $cf::PLAYER{$login} or next;
3143	$pl->valid or next;	3533	$pl->valid or next;
		3534	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3144	$pl->save;	3535	$pl->save;
3145	}	3536	}
3146	warn "end emergency player save\n";	3537	warn "emergency_perl_save: end player save\n";
3147		3538
3148	warn "begin emergency map save\n";	3539	warn "emergency_perl_save: begin map save\n";
3149	for my $path (keys %cf::MAP) {	3540	for my $path (keys %cf::MAP) {
3150	my $map = $cf::MAP{$path} or next;	3541	my $map = $cf::MAP{$path} or next;
3151	$map->valid or next;	3542	$map->valid or next;
3152	$map->save;	3543	$map->save;
3153	}	3544	}
3154	warn "end emergency map save\n";	3545	warn "emergency_perl_save: end map save\n";
3155		3546
3156	warn "begin emergency database checkpoint\n";	3547	warn "emergency_perl_save: begin database checkpoint\n";
3157	BDB::db_env_txn_checkpoint $DB_ENV;	3548	BDB::db_env_txn_checkpoint $DB_ENV;
3158	warn "end emergency database checkpoint\n";	3549	warn "emergency_perl_save: end database checkpoint\n";
		3550
		3551	warn "emergency_perl_save: begin write uuid\n";
		3552	write_uuid_sync 1;
		3553	warn "emergency_perl_save: end write uuid\n";
3159	};	3554	};
3160		3555
		3556	warn "emergency_perl_save: starting sync()\n";
		3557	IO::AIO::aio_sync sub {
		3558	warn "emergency_perl_save: finished sync()\n";
		3559	};
		3560
3161	warn "leave emergency perl save\n";	3561	warn "emergency_perl_save: leave\n";
3162	}	3562	}
3163		3563
3164	sub post_cleanup {	3564	sub post_cleanup {
3165	my ($make_core) = @_;	3565	my ($make_core) = @_;
3166		3566
3167	warn Carp::longmess "post_cleanup backtrace"	3567	warn Carp::longmess "post_cleanup backtrace"
3168	if $make_core;	3568	if $make_core;
		3569
		3570	my $fh = pidfile;
		3571	unlink $PIDFILE if <$fh> == $$;
		3572	}
		3573
		3574	# a safer delete_package, copied from Symbol
		3575	sub clear_package($) {
		3576	my $pkg = shift;
		3577
		3578	# expand to full symbol table name if needed
		3579	unless ($pkg =~ /^main::.*::$/) {
		3580	$pkg = "main$pkg" if $pkg =~ /^::/;
		3581	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3582	$pkg .= '::' unless $pkg =~ /::$/;
		3583	}
		3584
		3585	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3586	my $stem_symtab = *{$stem}{HASH};
		3587
		3588	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3589	or return;
		3590
		3591	# clear all symbols
		3592	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3593	for my $name (keys %$leaf_symtab) {
		3594	_gv_clear *{"$pkg$name"};
		3595	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3596	}
		3597	warn "cleared package $pkg\n";#d#
3169	}	3598	}
3170		3599
3171	sub do_reload_perl() {	3600	sub do_reload_perl() {
3172	# can/must only be called in main	3601	# can/must only be called in main
3173	if ($Coro::current != $Coro::main) {	3602	if ($Coro::current != $Coro::main) {
3174	warn "can only reload from main coroutine";	3603	warn "can only reload from main coroutine";
3175	return;	3604	return;
3176	}	3605	}
3177		3606
		3607	return if $RELOAD++;
		3608
		3609	my $t1 = EV::time;
		3610
		3611	while ($RELOAD) {
3178	warn "reloading...";	3612	warn "reloading...";
3179		3613
3180	warn "entering sync_job";	3614	warn "entering sync_job";
3181		3615
3182	cf::sync_job {	3616	cf::sync_job {
3183	cf::write_runtime; # external watchdog should not bark	3617	cf::write_runtime_sync; # external watchdog should not bark
3184	cf::emergency_save;	3618	cf::emergency_save;
3185	cf::write_runtime; # external watchdog should not bark	3619	cf::write_runtime_sync; # external watchdog should not bark
3186		3620
3187	warn "syncing database to disk";	3621	warn "syncing database to disk";
3188	BDB::db_env_txn_checkpoint $DB_ENV;	3622	BDB::db_env_txn_checkpoint $DB_ENV;
3189		3623
3190	# if anything goes wrong in here, we should simply crash as we already saved	3624	# if anything goes wrong in here, we should simply crash as we already saved
3191		3625
3192	warn "cancelling all WF_AUTOCANCEL watchers";
3193	for (Event::all_watchers) {
3194	$_->cancel if $_->data & WF_AUTOCANCEL;
3195	}
3196
3197	warn "flushing outstanding aio requests";	3626	warn "flushing outstanding aio requests";
3198	for (;;) {
3199	BDB::flush;
3200	IO::AIO::flush;
3201	Coro::cede;
3202	last unless IO::AIO::nreqs || BDB::nreqs;	3627	while (IO::AIO::nreqs || BDB::nreqs) {
3203	warn "iterate...";	3628	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3204	}
3205
3206	++$RELOAD;
3207
3208	warn "cancelling all extension coros";
3209	$_->cancel for values %EXT_CORO;
3210	%EXT_CORO = ();
3211
3212	warn "removing commands";
3213	%COMMAND = ();
3214
3215	warn "removing ext/exti commands";
3216	%EXTCMD = ();
3217	%EXTICMD = ();
3218
3219	warn "unloading/nuking all extensions";
3220	for my $pkg (@EXTS) {
3221	warn "... unloading $pkg";
3222
3223	if (my $cb = $pkg->can ("unload")) {
3224	eval {
3225	$cb->($pkg);
3226	1
3227	} or warn "$pkg unloaded, but with errors: $@";
3228	}	3629	}
3229		3630
3230	warn "... nuking $pkg";	3631	warn "cancelling all extension coros";
3231	Symbol::delete_package $pkg;	3632	$_->cancel for values %EXT_CORO;
3232	}	3633	%EXT_CORO = ();
3233		3634
3234	warn "unloading all perl modules loaded from $LIBDIR";	3635	warn "removing commands";
3235	while (my ($k, $v) = each %INC) {	3636	%COMMAND = ();
3236	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3237		3637
		3638	warn "removing ext/exti commands";
		3639	%EXTCMD = ();
		3640	%EXTICMD = ();
		3641
		3642	warn "unloading/nuking all extensions";
		3643	for my $pkg (@EXTS) {
3238	warn "... unloading $k";	3644	warn "... unloading $pkg";
3239	delete $INC{$k};
3240		3645
3241	$k =~ s/\.pm$//;
3242	$k =~ s/\//::/g;
3243
3244	if (my $cb = $k->can ("unload_module")) {	3646	if (my $cb = $pkg->can ("unload")) {
		3647	eval {
3245	$cb->();	3648	$cb->($pkg);
		3649	1
		3650	} or warn "$pkg unloaded, but with errors: $@";
		3651	}
		3652
		3653	warn "... clearing $pkg";
		3654	clear_package $pkg;
3246	}	3655	}
3247		3656
3248	Symbol::delete_package $k;	3657	warn "unloading all perl modules loaded from $LIBDIR";
		3658	while (my ($k, $v) = each %INC) {
		3659	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3660
		3661	warn "... unloading $k";
		3662	delete $INC{$k};
		3663
		3664	$k =~ s/\.pm$//;
		3665	$k =~ s/\//::/g;
		3666
		3667	if (my $cb = $k->can ("unload_module")) {
		3668	$cb->();
		3669	}
		3670
		3671	clear_package $k;
3249	}	3672	}
3250		3673
3251	warn "getting rid of safe::, as good as possible";	3674	warn "getting rid of safe::, as good as possible";
3252	Symbol::delete_package "safe::$_"	3675	clear_package "safe::$_"
3253	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3676	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3254		3677
3255	warn "unloading cf.pm \"a bit\"";	3678	warn "unloading cf.pm \"a bit\"";
3256	delete $INC{"cf.pm"};	3679	delete $INC{"cf.pm"};
3257	delete $INC{"cf/pod.pm"};	3680	delete $INC{"cf/pod.pm"};
3258		3681
3259	# don't, removes xs symbols, too,	3682	# don't, removes xs symbols, too,
3260	# and global variables created in xs	3683	# and global variables created in xs
3261	#Symbol::delete_package __PACKAGE__;	3684	#clear_package __PACKAGE__;
3262		3685
3263	warn "unload completed, starting to reload now";	3686	warn "unload completed, starting to reload now";
3264		3687
3265	warn "reloading cf.pm";	3688	warn "reloading cf.pm";
3266	require cf;	3689	require cf;
3267	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3690	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3268		3691
3269	warn "loading config and database again";	3692	warn "loading config and database again";
3270	cf::reload_config;	3693	cf::reload_config;
3271		3694
3272	warn "loading extensions";	3695	warn "loading extensions";
3273	cf::load_extensions;	3696	cf::load_extensions;
3274		3697
		3698	if ($REATTACH_ON_RELOAD) {
3275	warn "reattaching attachments to objects/players";	3699	warn "reattaching attachments to objects/players";
3276	_global_reattach; # objects, sockets	3700	_global_reattach; # objects, sockets
3277	warn "reattaching attachments to maps";	3701	warn "reattaching attachments to maps";
3278	reattach $_ for values %MAP;	3702	reattach $_ for values %MAP;
3279	warn "reattaching attachments to players";	3703	warn "reattaching attachments to players";
3280	reattach $_ for values %PLAYER;	3704	reattach $_ for values %PLAYER;
		3705	}
3281		3706
		3707	warn "running post_init jobs";
		3708	(pop @POST_INIT)->(1) while @POST_INIT;
		3709
3282	warn "leaving sync_job";	3710	warn "leaving sync_job";
3283		3711
3284	1	3712	1
3285	} or do {	3713	} or do {
3286	warn $@;	3714	warn $@;
3287	warn "error while reloading, exiting.";	3715	cf::cleanup "error while reloading, exiting.";
3288	exit 1;
3289	};	3716	};
3290		3717
3291	warn "reloaded";	3718	warn "reloaded";
		3719	--$RELOAD;
		3720	}
		3721
		3722	$t1 = EV::time - $t1;
		3723	warn "reload completed in ${t1}s\n";
3292	};	3724	};
3293		3725
3294	our $RELOAD_WATCHER; # used only during reload	3726	our $RELOAD_WATCHER; # used only during reload
3295		3727
3296	sub reload_perl() {	3728	sub reload_perl() {
3297	# doing reload synchronously and two reloads happen back-to-back,	3729	# doing reload synchronously and two reloads happen back-to-back,
3298	# coro crashes during coro_state_free->destroy here.	3730	# coro crashes during coro_state_free->destroy here.
3299		3731
3300	$RELOAD_WATCHER ||= Event->timer (	3732	$RELOAD_WATCHER ||= cf::async {
3301	reentrant => 0,	3733	Coro::AIO::aio_wait cache_extensions;
3302	after => 0,	3734
3303	data => WF_AUTOCANCEL,	3735	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3304	cb => sub {
3305	do_reload_perl;	3736	do_reload_perl;
3306	undef $RELOAD_WATCHER;	3737	undef $RELOAD_WATCHER;
3307	},	3738	};
3308	);	3739	};
3309	}	3740	}
3310		3741
3311	register_command "reload" => sub {	3742	register_command "reload" => sub {
3312	my ($who, $arg) = @_;	3743	my ($who, $arg) = @_;
3313		3744
3314	if ($who->flag (FLAG_WIZ)) {	3745	if ($who->flag (FLAG_WIZ)) {
3315	$who->message ("reloading server.");	3746	$who->message ("reloading server.");
		3747	async {
		3748	$Coro::current->{desc} = "perl_reload";
3316	async { reload_perl };	3749	reload_perl;
		3750	};
3317	}	3751	}
3318	};	3752	};
3319		3753
3320	unshift @INC, $LIBDIR;	3754	unshift @INC, $LIBDIR;
3321		3755
…		…
3323		3757
3324	our @WAIT_FOR_TICK;	3758	our @WAIT_FOR_TICK;
3325	our @WAIT_FOR_TICK_BEGIN;	3759	our @WAIT_FOR_TICK_BEGIN;
3326		3760
3327	sub wait_for_tick {	3761	sub wait_for_tick {
3328	return unless $TICK_WATCHER->is_active;
3329	return if $Coro::current == $Coro::main;	3762	return if tick_inhibit || $Coro::current == $Coro::main;
3330		3763
3331	my $signal = new Coro::Signal;	3764	my $signal = new Coro::Signal;
3332	push @WAIT_FOR_TICK, $signal;	3765	push @WAIT_FOR_TICK, $signal;
3333	$signal->wait;	3766	$signal->wait;
3334	}	3767	}
3335		3768
3336	sub wait_for_tick_begin {	3769	sub wait_for_tick_begin {
3337	return unless $TICK_WATCHER->is_active;
3338	return if $Coro::current == $Coro::main;	3770	return if tick_inhibit || $Coro::current == $Coro::main;
3339		3771
3340	my $signal = new Coro::Signal;	3772	my $signal = new Coro::Signal;
3341	push @WAIT_FOR_TICK_BEGIN, $signal;	3773	push @WAIT_FOR_TICK_BEGIN, $signal;
3342	$signal->wait;	3774	$signal->wait;
3343	}	3775	}
3344		3776
3345	my $min = 1e6;#d#	3777	sub tick {
3346	my $avg = 10;
3347	$TICK_WATCHER = Event->timer (
3348	reentrant => 0,
3349	parked => 1,
3350	prio => 0,
3351	at => $NEXT_TICK || $TICK,
3352	data => WF_AUTOCANCEL,
3353	cb => sub {
3354	if ($Coro::current != $Coro::main) {	3778	if ($Coro::current != $Coro::main) {
3355	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3779	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3356	unless ++$bug_warning > 10;	3780	unless ++$bug_warning > 10;
3357	return;	3781	return;
3358	}	3782	}
3359		3783
3360	$NOW = $tick_start = Event::time;
3361
3362	cf::server_tick; # one server iteration	3784	cf::server_tick; # one server iteration
3363		3785
3364	0 && sync_job {#d#	3786	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3365	for(1..10) {	3787	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3366	my $t = Event::time;	3788	Coro::async_pool {
3367	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3789	$Coro::current->{desc} = "runtime saver";
3368	or die;	3790	write_runtime_sync
3369		3791	or warn "ERROR: unable to write runtime file: $!";
3370	$map->width (50);
3371	$map->height (50);
3372	$map->alloc;
3373	$map->_load_objects ("/tmp/x.map", 1);
3374	my $t = Event::time - $t;
3375
3376	#next unless $t < 0.0013;#d#
3377	if ($t < $min) {
3378	$min = $t;
3379	}
3380	$avg = $avg * 0.99 + $t * 0.01;
3381	}
3382	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3383	exit 0;
3384	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3385	};	3792	};
		3793	}
3386		3794
3387	$RUNTIME += $TICK;
3388	$NEXT_TICK += $TICK;
3389
3390	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3391	$NEXT_RUNTIME_WRITE = $NOW + 10;
3392	Coro::async_pool {
3393	write_runtime
3394	or warn "ERROR: unable to write runtime file: $!";
3395	};
3396	}
3397
3398	# my $AFTER = Event::time;
3399	# warn $AFTER - $NOW;#d#
3400
3401	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3795	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3402	$sig->send;	3796	$sig->send;
3403	}	3797	}
3404	while (my $sig = shift @WAIT_FOR_TICK) {	3798	while (my $sig = shift @WAIT_FOR_TICK) {
3405	$sig->send;	3799	$sig->send;
3406	}	3800	}
3407		3801
3408	$NOW = Event::time;	3802	$LOAD = ($NOW - $TICK_START) / $TICK;
3409
3410	# if we are delayed by four ticks or more, skip them all
3411	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3412
3413	$TICK_WATCHER->at ($NEXT_TICK);
3414	$TICK_WATCHER->start;
3415
3416	$LOAD = ($NOW - $tick_start) / $TICK;
3417	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3803	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3418		3804
3419	_post_tick;	3805	if (0) {
3420		3806	if ($NEXT_TICK) {
3421		3807	my $jitter = $TICK_START - $NEXT_TICK;
		3808	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3809	warn "jitter $JITTER\n";#d#
		3810	}
3422	},	3811	}
3423	);	3812	}
3424		3813
3425	{	3814	{
3426	BDB::max_poll_time $TICK * 0.1;	3815	# configure BDB
3427	$BDB_POLL_WATCHER = Event->io (	3816
3428	reentrant => 0,
3429	fd => BDB::poll_fileno,
3430	poll => 'r',
3431	prio => 0,
3432	data => WF_AUTOCANCEL,
3433	cb => \&BDB::poll_cb,
3434	);
3435	BDB::min_parallel 8;	3817	BDB::min_parallel 8;
3436		3818	BDB::max_poll_reqs $TICK * 0.1;
3437	BDB::set_sync_prepare {	3819	$AnyEvent::BDB::WATCHER->priority (1);
3438	my $status;
3439	my $current = $Coro::current;
3440	(
3441	sub {
3442	$status = $!;
3443	$current->ready; undef $current;
3444	},
3445	sub {
3446	Coro::schedule while defined $current;
3447	$! = $status;
3448	},
3449	)
3450	};
3451		3820
3452	unless ($DB_ENV) {	3821	unless ($DB_ENV) {
3453	$DB_ENV = BDB::db_env_create;	3822	$DB_ENV = BDB::db_env_create;
		3823	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3824	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3825	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3826	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3827	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3454		3828
3455	cf::sync_job {	3829	cf::sync_job {
3456	eval {	3830	eval {
3457	BDB::db_env_open	3831	BDB::db_env_open
3458	$DB_ENV,	3832	$DB_ENV,
…		…
3460	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3834	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3461	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3835	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3462	0666;	3836	0666;
3463		3837
3464	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3838	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3465
3466	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3467	$DB_ENV->set_lk_detect;
3468	};	3839	};
3469		3840
3470	cf::cleanup "db_env_open(db): $@" if $@;	3841	cf::cleanup "db_env_open(db): $@" if $@;
3471	};	3842	};
3472	}	3843	}
		3844
		3845	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3846	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3847	};
		3848	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3849	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3850	};
		3851	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3852	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3853	};
3473	}	3854	}
3474		3855
3475	{	3856	{
		3857	# configure IO::AIO
		3858
3476	IO::AIO::min_parallel 8;	3859	IO::AIO::min_parallel 8;
3477
3478	undef $Coro::AIO::WATCHER;
3479	IO::AIO::max_poll_time $TICK * 0.1;	3860	IO::AIO::max_poll_time $TICK * 0.1;
3480	$AIO_POLL_WATCHER = Event->io (	3861	undef $AnyEvent::AIO::WATCHER;
3481	reentrant => 0,
3482	data => WF_AUTOCANCEL,
3483	fd => IO::AIO::poll_fileno,
3484	poll => 'r',
3485	prio => 6,
3486	cb => \&IO::AIO::poll_cb,
3487	);
3488	}	3862	}
3489		3863
3490	my $_log_backtrace;	3864	my $_log_backtrace;
3491		3865
3492	sub _log_backtrace {	3866	sub _log_backtrace {
…		…
3495	$msg =~ s/\n//;	3869	$msg =~ s/\n//;
3496		3870
3497	# limit the # of concurrent backtraces	3871	# limit the # of concurrent backtraces
3498	if ($_log_backtrace < 2) {	3872	if ($_log_backtrace < 2) {
3499	++$_log_backtrace;	3873	++$_log_backtrace;
		3874	my $perl_bt = Carp::longmess $msg;
3500	async {	3875	async {
		3876	$Coro::current->{desc} = "abt $msg";
		3877
3501	my @bt = fork_call {	3878	my @bt = fork_call {
3502	@addr = map { sprintf "%x", $_ } @addr;	3879	@addr = map { sprintf "%x", $_ } @addr;
3503	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3880	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3504	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3881	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3505	or die "addr2line: $!";	3882	or die "addr2line: $!";
…		…
3513	}	3890	}
3514		3891
3515	@funcs	3892	@funcs
3516	};	3893	};
3517		3894
3518	LOG llevInfo, "[ABT] $msg\n";	3895	LOG llevInfo, "[ABT] $perl_bt\n";
		3896	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3519	LOG llevInfo, "[ABT] $_\n" for @bt;	3897	LOG llevInfo, "[ABT] $_\n" for @bt;
3520	--$_log_backtrace;	3898	--$_log_backtrace;
3521	};	3899	};
3522	} else {	3900	} else {
3523	LOG llevInfo, "[ABT] $msg\n";	3901	LOG llevInfo, "[ABT] $msg\n";

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