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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.360 by root, Sun Sep 9 06:25:46 2007 UTC vs.
Revision 1.475 by root, Tue Jul 21 06:17:00 2009 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify
		7	# it under the terms of the GNU General Public License as published by
		8	# the Free Software Foundation, either version 3 of the License, or
		9	# (at your option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the GNU General Public License
		17	# along with this program. If not, see <http://www.gnu.org/licenses/>.
		18	#
		19	# The authors can be reached via e-mail to <support@deliantra.net>
		20	#
		21
1	package cf;	22	package cf;
2		23
		24	use 5.10.0;
3	use utf8;	25	use utf8;
4	use strict;	26	use strict qw(vars subs);
5		27
6	use Symbol;	28	use Symbol;
7	use List::Util;	29	use List::Util;
8	use Socket;	30	use Socket;
9	use Storable;	31	use EV;
10	use Event;
11	use Opcode;	32	use Opcode;
12	use Safe;	33	use Safe;
13	use Safe::Hole;	34	use Safe::Hole;
		35	use Storable ();
14		36
		37	use Guard ();
15	use Coro 3.64 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
18	use Coro::Event;	42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
		49	use Coro::BDB 1.6;
23	use Coro::Storable;	50	use Coro::Storable;
24	use Coro::Util ();	51	use Coro::Util ();
25		52
26	use JSON::XS ();	53	use JSON::XS 2.01 ();
27	use BDB ();	54	use BDB ();
28	use Data::Dumper;	55	use Data::Dumper;
29	use Digest::MD5;	56	use Digest::MD5;
30	use Fcntl;	57	use Fcntl;
31	use YAML::Syck ();	58	use YAML ();
32	use IO::AIO 2.32 ();	59	use IO::AIO ();
33	use Time::HiRes;	60	use Time::HiRes;
34	use Compress::LZF;	61	use Compress::LZF;
35	use Digest::MD5 ();	62	use Digest::MD5 ();
		63
		64	AnyEvent::detect;
36		65
37	# configure various modules to our taste	66	# configure various modules to our taste
38	#	67	#
39	$Storable::canonical = 1; # reduce rsync transfers	68	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	69	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		70
		71	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		72
		73	# make sure c-lzf reinitialises itself
		74	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	75	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		76
43	$Event::Eval = 1; # no idea why this is required, but it is	77	# strictly for debugging
44		78	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		79
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	80	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		81
52	our %COMMAND = ();	82	our %COMMAND = ();
53	our %COMMAND_TIME = ();	83	our %COMMAND_TIME = ();
…		…
56	our %EXTCMD = ();	86	our %EXTCMD = ();
57	our %EXTICMD = ();	87	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	88	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	89	our %EXT_MAP = (); # pluggable maps
60		90
61	our $RELOAD; # number of reloads so far	91	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	92	our @EVENT;
63		93
64	our $CONFDIR = confdir;	94	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	95	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	96	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	97	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	98	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	99	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	100	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	101	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	102	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	103	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	104	our $BDBDIR = "$LOCALDIR/db";
		105	our $PIDFILE = "$LOCALDIR/pid";
		106	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		107
		108	our %RESOURCE;
75		109
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	110	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	111	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	112	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	113	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		114
		115	our $BDB_DEADLOCK_WATCHER;
		116	our $BDB_CHECKPOINT_WATCHER;
84	our $BDB_POLL_WATCHER;	117	our $BDB_TRICKLE_WATCHER;
85	our $DB_ENV;	118	our $DB_ENV;
		119
		120	our @EXTRA_MODULES = qw(pod mapscript);
86		121
87	our %CFG;	122	our %CFG;
88		123
89	our $UPTIME; $UPTIME ||= time;	124	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;	125	our $RUNTIME;
		126	our $NOW;
91		127
92	our (%PLAYER, %PLAYER_LOADING); # all users	128	our (%PLAYER, %PLAYER_LOADING); # all users
93	our (%MAP, %MAP_LOADING ); # all maps	129	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	130	our $LINK_MAP; # the special {link} map, which is always available
95		131
96	# used to convert map paths into valid unix filenames by replacing / by ∕	132	# used to convert map paths into valid unix filenames by replacing / by ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	133	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		134
99	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	135	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100	our $LOADAVG; # same thing, but with alpha-smoothing	136	our $LOADAVG; # same thing, but with alpha-smoothing
		137	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	138	our $TICK_START; # for load detecting purposes
		139
		140	our @POST_INIT;
		141
		142	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		143	our $REALLY_UNLOOP; # never set to true, please :)
102		144
103	binmode STDOUT;	145	binmode STDOUT;
104	binmode STDERR;	146	binmode STDERR;
105		147
106	# read virtual server time, if available	148	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	149	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	150	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	151	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	152	$RUNTIME = <$fh> + 0.;
111	}	153	}
		154
		155	eval "sub TICK() { $TICK } 1" or die;
112		156
113	mkdir $_	157	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	158	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		159
116	our $EMERGENCY_POSITION;	160	our $EMERGENCY_POSITION;
…		…
159		203
160	The raw value load value from the last tick.	204	The raw value load value from the last tick.
161		205
162	=item %cf::CFG	206	=item %cf::CFG
163		207
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	208	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	209	from wherever your confdir points to.
166		210
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	211	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		212
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	213	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
187	$msg .= "\n"	231	$msg .= "\n"
188	unless $msg =~ /\n$/;	232	unless $msg =~ /\n$/;
189		233
190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	234	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191		235
192	utf8::encode $msg;
193	LOG llevError, $msg;	236	LOG llevError, $msg;
194	};	237	};
195	}	238	}
		239
		240	$Coro::State::DIEHOOK = sub {
		241	return unless $^S eq 0; # "eq", not "=="
		242
		243	if ($Coro::current == $Coro::main) {#d#
		244	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		245	return;#d#
		246	}#d#
		247
		248	# kill coroutine otherwise
		249	warn Carp::longmess $_[0];
		250	Coro::terminate
		251	};
		252
		253	$SIG{__DIE__} = sub { }; #d#?
196		254
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	255	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	256	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	257	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	258	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	265	for my $pkg (qw(
208	cf::global cf::attachable	266	cf::global cf::attachable
209	cf::object cf::object::player	267	cf::object cf::object::player
210	cf::client cf::player	268	cf::client cf::player
211	cf::arch cf::living	269	cf::arch cf::living
		270	cf::map cf::mapspace
212	cf::map cf::party cf::region	271	cf::party cf::region
213	)) {	272	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	273	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	274	}
217		275
218	$Event::DIED = sub {	276	$EV::DIED = sub {
219	warn "error in event callback: @_";	277	warn "error in event callback: @_";
220	};	278	};
221		279
222	#############################################################################	280	#############################################################################
223		281
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	304	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	305	$d
248	} || "[unable to dump $_[0]: '$@']";	306	} || "[unable to dump $_[0]: '$@']";
249	}	307	}
250		308
251	=item $ref = cf::from_json $json	309	=item $ref = cf::decode_json $json
252		310
253	Converts a JSON string into the corresponding perl data structure.	311	Converts a JSON string into the corresponding perl data structure.
254		312
255	=item $json = cf::to_json $ref	313	=item $json = cf::encode_json $ref
256		314
257	Converts a perl data structure into its JSON representation.	315	Converts a perl data structure into its JSON representation.
258		316
259	=cut	317	=cut
260		318
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	319	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		320
263	sub to_json ($) { $json_coder->encode ($_[0]) }	321	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	322	sub decode_json($) { $json_coder->decode ($_[0]) }
		323
		324	=item cf::post_init { BLOCK }
		325
		326	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		327	but I<before> the server starts ticking again.
		328
		329	The cdoeblock will have a single boolean argument to indicate whether this
		330	is a reload or not.
		331
		332	=cut
		333
		334	sub post_init(&) {
		335	push @POST_INIT, shift;
		336	}
265		337
266	=item cf::lock_wait $string	338	=item cf::lock_wait $string
267		339
268	Wait until the given lock is available. See cf::lock_acquire.	340	Wait until the given lock is available. See cf::lock_acquire.
269		341
270	=item my $lock = cf::lock_acquire $string	342	=item my $lock = cf::lock_acquire $string
271		343
272	Wait until the given lock is available and then acquires it and returns	344	Wait until the given lock is available and then acquires it and returns
273	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	345	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
274	for example when the coroutine gets canceled), the lock is automatically	346	for example when the coroutine gets canceled), the lock is automatically
275	returned.	347	returned.
276		348
277	Locks are *not* recursive, locking from the same coro twice results in a	349	Locks are *not* recursive, locking from the same coro twice results in a
278	deadlocked coro.	350	deadlocked coro.
…		…
284		356
285	Return true if the lock is currently active, i.e. somebody has locked it.	357	Return true if the lock is currently active, i.e. somebody has locked it.
286		358
287	=cut	359	=cut
288		360
289	our %LOCK;	361	our $LOCKS = new Coro::SemaphoreSet;
290	our %LOCKER;#d#
291		362
292	sub lock_wait($) {	363	sub lock_wait($) {
293	my ($key) = @_;	364	$LOCKS->wait ($_[0]);
294
295	if ($LOCKER{$key} == $Coro::current) {#d#
296	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
297	return;#d#
298	}#d#
299
300	# wait for lock, if any
301	while ($LOCK{$key}) {
302	push @{ $LOCK{$key} }, $Coro::current;
303	Coro::schedule;
304	}
305	}	365	}
306		366
307	sub lock_acquire($) {	367	sub lock_acquire($) {
308	my ($key) = @_;	368	$LOCKS->guard ($_[0])
309
310	# wait, to be sure we are not locked
311	lock_wait $key;
312
313	$LOCK{$key} = [];
314	$LOCKER{$key} = $Coro::current;#d#
315
316	Coro::guard {
317	delete $LOCKER{$key};#d#
318	# wake up all waiters, to be on the safe side
319	$_->ready for @{ delete $LOCK{$key} };
320	}
321	}	369	}
322		370
323	sub lock_active($) {	371	sub lock_active($) {
324	my ($key) = @_;	372	$LOCKS->count ($_[0]) < 1
325
326	! ! $LOCK{$key}
327	}	373	}
328		374
329	sub freeze_mainloop {	375	sub freeze_mainloop {
330	return unless $TICK_WATCHER->is_active;	376	tick_inhibit_inc;
331		377
332	my $guard = Coro::guard {	378	&Guard::guard (\&tick_inhibit_dec);
333	$TICK_WATCHER->start;	379	}
334	};	380
335	$TICK_WATCHER->stop;	381	=item cf::periodic $interval, $cb
336	$guard	382
		383	Like EV::periodic, but randomly selects a starting point so that the actions
		384	get spread over timer.
		385
		386	=cut
		387
		388	sub periodic($$) {
		389	my ($interval, $cb) = @_;
		390
		391	my $start = rand List::Util::min 180, $interval;
		392
		393	EV::periodic $start, $interval, 0, $cb
337	}	394	}
338		395
339	=item cf::get_slot $time[, $priority[, $name]]	396	=item cf::get_slot $time[, $priority[, $name]]
340		397
341	Allocate $time seconds of blocking CPU time at priority C<$priority>:	398	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
352	our @SLOT_QUEUE;	409	our @SLOT_QUEUE;
353	our $SLOT_QUEUE;	410	our $SLOT_QUEUE;
354		411
355	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	412	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
356	$SLOT_QUEUE = Coro::async {	413	$SLOT_QUEUE = Coro::async {
		414	$Coro::current->desc ("timeslot manager");
		415
357	my $signal = new Coro::Signal;	416	my $signal = new Coro::Signal;
358		417
359	while () {	418	while () {
360	next_job:	419	next_job:
361	my $avail = cf::till_tick;	420	my $avail = cf::till_tick;
…		…
369	}	428	}
370	}	429	}
371	}	430	}
372		431
373	if (@SLOT_QUEUE) {	432	if (@SLOT_QUEUE) {
374	# we do not use wait_For_tick() as it returns immediately when tick is inactive	433	# we do not use wait_for_tick() as it returns immediately when tick is inactive
375	push @cf::WAIT_FOR_TICK, $signal;	434	push @cf::WAIT_FOR_TICK, $signal;
376	$signal->wait;	435	$signal->wait;
377	} else {	436	} else {
378	Coro::schedule;	437	Coro::schedule;
379	}	438	}
380	}	439	}
381	};	440	};
382		441
383	sub get_slot($;$$) {	442	sub get_slot($;$$) {
		443	return if tick_inhibit || $Coro::current == $Coro::main;
		444
384	my ($time, $pri, $name) = @_;	445	my ($time, $pri, $name) = @_;
385		446
386	$time = $TICK * .6 if $time > $TICK * .6;	447	$time = $TICK * .6 if $time > $TICK * .6;
387	my $sig = new Coro::Signal;	448	my $sig = new Coro::Signal;
388		449
…		…
402		463
403	BEGIN { *async = \&Coro::async_pool }	464	BEGIN { *async = \&Coro::async_pool }
404		465
405	=item cf::sync_job { BLOCK }	466	=item cf::sync_job { BLOCK }
406		467
407	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	468	The design of Deliantra requires that the main coroutine ($Coro::main)
408	is always able to handle events or runnable, as Crossfire TRT is only	469	is always able to handle events or runnable, as Deliantra is only
409	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	470	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
410	acceptable.	471	acceptable.
411		472
412	If it must be done, put the blocking parts into C<sync_job>. This will run	473	If it must be done, put the blocking parts into C<sync_job>. This will run
413	the given BLOCK in another coroutine while waiting for the result. The	474	the given BLOCK in another coroutine while waiting for the result. The
…		…
418		479
419	sub sync_job(&) {	480	sub sync_job(&) {
420	my ($job) = @_;	481	my ($job) = @_;
421		482
422	if ($Coro::current == $Coro::main) {	483	if ($Coro::current == $Coro::main) {
423	my $time = Event::time;	484	my $time = EV::time;
424		485
425	# this is the main coro, too bad, we have to block	486	# this is the main coro, too bad, we have to block
426	# till the operation succeeds, freezing the server :/	487	# till the operation succeeds, freezing the server :/
427		488
428	# TODO: use suspend/resume instead	489	LOG llevError, Carp::longmess "sync job";#d#
429	# (but this is cancel-safe)	490
430	my $freeze_guard = freeze_mainloop;	491	my $freeze_guard = freeze_mainloop;
431		492
432	my $busy = 1;	493	my $busy = 1;
433	my @res;	494	my @res;
434		495
435	(async {	496	(async {
		497	$Coro::current->desc ("sync job coro");
436	@res = eval { $job->() };	498	@res = eval { $job->() };
437	warn $@ if $@;	499	warn $@ if $@;
438	undef $busy;	500	undef $busy;
439	})->prio (Coro::PRIO_MAX);	501	})->prio (Coro::PRIO_MAX);
440		502
441	while ($busy) {	503	while ($busy) {
442	Coro::cede or Event::one_event;	504	if (Coro::nready) {
		505	Coro::cede_notself;
		506	} else {
		507	EV::loop EV::LOOP_ONESHOT;
443	}	508	}
		509	}
444		510
445	$time = Event::time - $time;	511	my $time = EV::time - $time;
446		512
447	LOG llevError | logBacktrace, Carp::longmess "long sync job"
448	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
449
450	$tick_start += $time; # do not account sync jobs to server load	513	$TICK_START += $time; # do not account sync jobs to server load
451		514
452	wantarray ? @res : $res[0]	515	wantarray ? @res : $res[0]
453	} else {	516	} else {
454	# we are in another coroutine, how wonderful, everything just works	517	# we are in another coroutine, how wonderful, everything just works
455		518
…		…
480	=item fork_call { }, $args	543	=item fork_call { }, $args
481		544
482	Executes the given code block with the given arguments in a seperate	545	Executes the given code block with the given arguments in a seperate
483	process, returning the results. Everything must be serialisable with	546	process, returning the results. Everything must be serialisable with
484	Coro::Storable. May, of course, block. Note that the executed sub may	547	Coro::Storable. May, of course, block. Note that the executed sub may
485	never block itself or use any form of Event handling.	548	never block itself or use any form of event handling.
486		549
487	=cut	550	=cut
488		551
489	sub fork_call(&@) {	552	sub fork_call(&@) {
490	my ($cb, @args) = @_;	553	my ($cb, @args) = @_;
…		…
499	}, @args;	562	}, @args;
500		563
501	wantarray ? @res : $res[-1]	564	wantarray ? @res : $res[-1]
502	}	565	}
503		566
		567	=item $coin = coin_from_name $name
		568
		569	=cut
		570
		571	our %coin_alias = (
		572	"silver" => "silvercoin",
		573	"silvercoin" => "silvercoin",
		574	"silvercoins" => "silvercoin",
		575	"gold" => "goldcoin",
		576	"goldcoin" => "goldcoin",
		577	"goldcoins" => "goldcoin",
		578	"platinum" => "platinacoin",
		579	"platinumcoin" => "platinacoin",
		580	"platinumcoins" => "platinacoin",
		581	"platina" => "platinacoin",
		582	"platinacoin" => "platinacoin",
		583	"platinacoins" => "platinacoin",
		584	"royalty" => "royalty",
		585	"royalties" => "royalty",
		586	);
		587
		588	sub coin_from_name($) {
		589	$coin_alias{$_[0]}
		590	? cf::arch::find $coin_alias{$_[0]}
		591	: undef
		592	}
		593
504	=item $value = cf::db_get $family => $key	594	=item $value = cf::db_get $family => $key
505		595
506	Returns a single value from the environment database.	596	Returns a single value from the environment database.
507		597
508	=item cf::db_put $family => $key => $value	598	=item cf::db_put $family => $key => $value
509		599
510	Stores the given C<$value> in the family. It can currently store binary	600	Stores the given C<$value> in the family. It can currently store binary
511	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	601	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
512		602
		603	=item $db = cf::db_table "name"
		604
		605	Create and/or open a new database table. The string must not be "db" and must be unique
		606	within each server.
		607
513	=cut	608	=cut
		609
		610	sub db_table($) {
		611	my ($name) = @_;
		612	my $db = BDB::db_create $DB_ENV;
		613
		614	eval {
		615	$db->set_flags (BDB::CHKSUM);
		616
		617	utf8::encode $name;
		618	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		619	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		620	cf::cleanup "db_open(db): $!" if $!;
		621	};
		622	cf::cleanup "db_open(db): $@" if $@;
		623
		624	$db
		625	}
514		626
515	our $DB;	627	our $DB;
516		628
517	sub db_init {	629	sub db_init {
518	unless ($DB) {
519	$DB = BDB::db_create $DB_ENV;
520
521	cf::sync_job {	630	cf::sync_job {
522	eval {	631	$DB ||= db_table "db";
523	$DB->set_flags (BDB::CHKSUM);
524
525	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
526	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
527	cf::cleanup "db_open(db): $!" if $!;
528	};
529	cf::cleanup "db_open(db): $@" if $@;
530	};
531	}	632	};
532	}	633	}
533		634
534	sub db_get($$) {	635	sub db_get($$) {
535	my $key = "$_[0]/$_[1]";	636	my $key = "$_[0]/$_[1]";
536		637
…		…
634		735
635	#############################################################################	736	#############################################################################
636		737
637	=head2 ATTACHABLE OBJECTS	738	=head2 ATTACHABLE OBJECTS
638		739
639	Many objects in crossfire are so-called attachable objects. That means you can	740	Many objects in deliantra are so-called attachable objects. That means you can
640	attach callbacks/event handlers (a collection of which is called an "attachment")	741	attach callbacks/event handlers (a collection of which is called an "attachment")
641	to it. All such attachable objects support the following methods.	742	to it. All such attachable objects support the following methods.
642		743
643	In the following description, CLASS can be any of C<global>, C<object>	744	In the following description, CLASS can be any of C<global>, C<object>
644	C<player>, C<client> or C<map> (i.e. the attachable objects in	745	C<player>, C<client> or C<map> (i.e. the attachable objects in
645	Crossfire TRT).	746	Deliantra).
646		747
647	=over 4	748	=over 4
648		749
649	=item $attachable->attach ($attachment, key => $value...)	750	=item $attachable->attach ($attachment, key => $value...)
650		751
…		…
694	=item cf::CLASS::attachment $name, ...	795	=item cf::CLASS::attachment $name, ...
695		796
696	Register an attachment by C<$name> through which attachable objects of the	797	Register an attachment by C<$name> through which attachable objects of the
697	given CLASS can refer to this attachment.	798	given CLASS can refer to this attachment.
698		799
699	Some classes such as crossfire maps and objects can specify attachments	800	Some classes such as deliantra maps and objects can specify attachments
700	that are attached at load/instantiate time, thus the need for a name.	801	that are attached at load/instantiate time, thus the need for a name.
701		802
702	These calls expect any number of the following handler/hook descriptions:	803	These calls expect any number of the following handler/hook descriptions:
703		804
704	=over 4	805	=over 4
…		…
932	}	1033	}
933		1034
934	0	1035	0
935	}	1036	}
936		1037
937	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1038	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
938		1039
939	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1040	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
940		1041
941	Generate an object-specific event with the given arguments.	1042	Generate an object-specific event with the given arguments.
942		1043
…		…
948		1049
949	=cut	1050	=cut
950		1051
951	#############################################################################	1052	#############################################################################
952	# object support	1053	# object support
953	#
954		1054
		1055	sub _object_equal($$);
		1056	sub _object_equal($$) {
		1057	my ($a, $b) = @_;
		1058
		1059	return 0 unless (ref $a) eq (ref $b);
		1060
		1061	if ("HASH" eq ref $a) {
		1062	my @ka = keys %$a;
		1063	my @kb = keys %$b;
		1064
		1065	return 0 if @ka != @kb;
		1066
		1067	for (0 .. $#ka) {
		1068	return 0 unless $ka[$_] eq $kb[$_];
		1069	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1070	}
		1071
		1072	} elsif ("ARRAY" eq ref $a) {
		1073
		1074	return 0 if @$a != @$b;
		1075
		1076	for (0 .. $#$a) {
		1077	return 0 unless _object_equal $a->[$_], $b->[$_];
		1078	}
		1079
		1080	} elsif ($a ne $b) {
		1081	return 0;
		1082	}
		1083
		1084	1
		1085	}
		1086
		1087	our $SLOW_MERGES;#d#
955	sub _can_merge {	1088	sub _can_merge {
956	my ($ob1, $ob2) = @_;	1089	my ($ob1, $ob2) = @_;
957		1090
958	local $Storable::canonical = 1;	1091	++$SLOW_MERGES;#d#
959	my $fob1 = Storable::freeze $ob1;
960	my $fob2 = Storable::freeze $ob2;
961		1092
962	$fob1 eq $fob2	1093	# we do the slow way here
		1094	return _object_equal $ob1, $ob2
963	}	1095	}
964		1096
965	sub reattach {	1097	sub reattach {
966	# basically do the same as instantiate, without calling instantiate	1098	# basically do the same as instantiate, without calling instantiate
967	my ($obj) = @_;	1099	my ($obj) = @_;
968		1100
		1101	# no longer needed after getting rid of delete_package?
969	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1102	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
970		1103
971	my $registry = $obj->registry;	1104	my $registry = $obj->registry;
972		1105
973	@$registry = ();	1106	@$registry = ();
974		1107
…		…
989	cf::attachable->attach (	1122	cf::attachable->attach (
990	prio => -1000000,	1123	prio => -1000000,
991	on_instantiate => sub {	1124	on_instantiate => sub {
992	my ($obj, $data) = @_;	1125	my ($obj, $data) = @_;
993		1126
994	$data = from_json $data;	1127	$data = decode_json $data;
995		1128
996	for (@$data) {	1129	for (@$data) {
997	my ($name, $args) = @$_;	1130	my ($name, $args) = @$_;
998		1131
999	$obj->attach ($name, %{$args || {} });	1132	$obj->attach ($name, %{$args || {} });
…		…
1013	);	1146	);
1014		1147
1015	sub object_freezer_save {	1148	sub object_freezer_save {
1016	my ($filename, $rdata, $objs) = @_;	1149	my ($filename, $rdata, $objs) = @_;
1017		1150
1018	my $guard = cf::lock_acquire "io";
1019
1020	sync_job {	1151	sync_job {
1021	if (length $$rdata) {	1152	if (length $$rdata) {
		1153	utf8::decode (my $decname = $filename);
1022	warn sprintf "saving %s (%d,%d)\n",	1154	warn sprintf "saving %s (%d,%d)\n",
1023	$filename, length $$rdata, scalar @$objs;	1155	$decname, length $$rdata, scalar @$objs;
1024		1156
1025	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1157	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1026	chmod SAVE_MODE, $fh;	1158	aio_chmod $fh, SAVE_MODE;
1027	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1159	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1028	aio_fsync $fh if $cf::USE_FSYNC;	1160	if ($cf::USE_FSYNC) {
		1161	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1162	aio_fsync $fh;
		1163	}
1029	close $fh;	1164	aio_close $fh;
1030		1165
1031	if (@$objs) {	1166	if (@$objs) {
1032	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1167	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1033	chmod SAVE_MODE, $fh;	1168	aio_chmod $fh, SAVE_MODE;
1034	my $data = Storable::nfreeze { version => 1, objs => $objs };	1169	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1035	aio_write $fh, 0, (length $data), $data, 0;	1170	aio_write $fh, 0, (length $data), $data, 0;
1036	aio_fsync $fh if $cf::USE_FSYNC;	1171	if ($cf::USE_FSYNC) {
		1172	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1173	aio_fsync $fh;
		1174	}
1037	close $fh;	1175	aio_close $fh;
1038	aio_rename "$filename.pst~", "$filename.pst";	1176	aio_rename "$filename.pst~", "$filename.pst";
1039	}	1177	}
1040	} else {	1178	} else {
1041	aio_unlink "$filename.pst";	1179	aio_unlink "$filename.pst";
1042	}	1180	}
1043		1181
1044	aio_rename "$filename~", $filename;	1182	aio_rename "$filename~", $filename;
		1183
		1184	$filename =~ s%/[^/]+$%%;
		1185	aio_pathsync $filename if $cf::USE_FSYNC;
1045	} else {	1186	} else {
1046	warn "FATAL: $filename~: $!\n";	1187	warn "unable to save objects: $filename~: $!\n";
1047	}	1188	}
1048	} else {	1189	} else {
1049	aio_unlink $filename;	1190	aio_unlink $filename;
1050	aio_unlink "$filename.pst";	1191	aio_unlink "$filename.pst";
1051	}	1192	}
1052	};	1193	};
1053
1054	undef $guard;
1055	}	1194	}
1056		1195
1057	sub object_freezer_as_string {	1196	sub object_freezer_as_string {
1058	my ($rdata, $objs) = @_;	1197	my ($rdata, $objs) = @_;
1059		1198
…		…
1064		1203
1065	sub object_thawer_load {	1204	sub object_thawer_load {
1066	my ($filename) = @_;	1205	my ($filename) = @_;
1067		1206
1068	my ($data, $av);	1207	my ($data, $av);
1069
1070	my $guard = cf::lock_acquire "io";
1071		1208
1072	(aio_load $filename, $data) >= 0	1209	(aio_load $filename, $data) >= 0
1073	or return;	1210	or return;
1074		1211
1075	unless (aio_stat "$filename.pst") {	1212	unless (aio_stat "$filename.pst") {
1076	(aio_load "$filename.pst", $av) >= 0	1213	(aio_load "$filename.pst", $av) >= 0
1077	or return;	1214	or return;
1078		1215
1079	undef $guard;
1080	$av = eval { (Storable::thaw $av)->{objs} };	1216	my $st = eval { Coro::Storable::thaw $av };
		1217	$av = $st->{objs};
1081	}	1218	}
1082		1219
		1220	utf8::decode (my $decname = $filename);
1083	warn sprintf "loading %s (%d)\n",	1221	warn sprintf "loading %s (%d,%d)\n",
1084	$filename, length $data, scalar @{$av || []};	1222	$decname, length $data, scalar @{$av || []};
1085		1223
1086	($data, $av)	1224	($data, $av)
1087	}	1225	}
1088		1226
1089	=head2 COMMAND CALLBACKS	1227	=head2 COMMAND CALLBACKS
…		…
1145	my ($name, $cb) = @_;	1283	my ($name, $cb) = @_;
1146		1284
1147	$EXTICMD{$name} = $cb;	1285	$EXTICMD{$name} = $cb;
1148	}	1286	}
1149		1287
		1288	use File::Glob ();
		1289
1150	cf::player->attach (	1290	cf::player->attach (
1151	on_command => sub {	1291	on_command => sub {
1152	my ($pl, $name, $params) = @_;	1292	my ($pl, $name, $params) = @_;
1153		1293
1154	my $cb = $COMMAND{$name}	1294	my $cb = $COMMAND{$name}
…		…
1186		1326
1187	cf::override;	1327	cf::override;
1188	},	1328	},
1189	);	1329	);
1190		1330
		1331	# "readahead" all extensions
		1332	sub cache_extensions {
		1333	my $grp = IO::AIO::aio_group;
		1334
		1335	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1336	for (grep /\.ext$/, @{$_[0]}) {
		1337	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1338	}
		1339	};
		1340
		1341	$grp
		1342	}
		1343
1191	sub load_extensions {	1344	sub load_extensions {
1192	cf::sync_job {	1345	cf::sync_job {
1193	my %todo;	1346	my %todo;
1194		1347
1195	for my $path (<$LIBDIR/*.ext>) {	1348	for my $path (<$LIBDIR/*.ext>) {
…		…
1214		1367
1215	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1368	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1216	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1369	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1217		1370
1218	$ext{source} =	1371	$ext{source} =
1219	"package $pkg; use strict; use utf8;\n"	1372	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1220	. "#line 1 \"$path\"\n{\n"	1373	. "#line 1 \"$path\"\n{\n"
1221	. $source	1374	. $source
1222	. "\n};\n1";	1375	. "\n};\n1";
1223		1376
1224	$todo{$base} = \%ext;	1377	$todo{$base} = \%ext;
…		…
1240	my $msg = $@ ? "$v->{path}: $@\n"	1393	my $msg = $@ ? "$v->{path}: $@\n"
1241	: "$v->{base}: extension inactive.\n";	1394	: "$v->{base}: extension inactive.\n";
1242		1395
1243	if (exists $v->{meta}{mandatory}) {	1396	if (exists $v->{meta}{mandatory}) {
1244	warn $msg;	1397	warn $msg;
1245	warn "mandatory extension failed to load, exiting.\n";	1398	cf::cleanup "mandatory extension failed to load, exiting.";
1246	exit 1;
1247	}	1399	}
1248		1400
1249	warn $msg;	1401	warn $msg;
1250	}	1402	}
1251		1403
…		…
1265		1417
1266	=back	1418	=back
1267		1419
1268	=head2 CORE EXTENSIONS	1420	=head2 CORE EXTENSIONS
1269		1421
1270	Functions and methods that extend core crossfire objects.	1422	Functions and methods that extend core deliantra objects.
1271		1423
1272	=cut	1424	=cut
1273		1425
1274	package cf::player;	1426	package cf::player;
1275		1427
1276	use Coro::AIO;	1428	use Coro::AIO;
1277		1429
1278	=head3 cf::player	1430	=head3 cf::player
1279		1431
1280	=over 4	1432	=over 4
		1433
		1434	=item cf::player::num_playing
		1435
		1436	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1437
		1438	=cut
		1439
		1440	sub num_playing {
		1441	scalar grep
		1442	$_->ob->map
		1443	&& !$_->hidden
		1444	&& !$_->ob->flag (cf::FLAG_WIZ),
		1445	cf::player::list
		1446	}
1281		1447
1282	=item cf::player::find $login	1448	=item cf::player::find $login
1283		1449
1284	Returns the given player object, loading it if necessary (might block).	1450	Returns the given player object, loading it if necessary (might block).
1285		1451
…		…
1304		1470
1305	sub exists($) {	1471	sub exists($) {
1306	my ($login) = @_;	1472	my ($login) = @_;
1307		1473
1308	$cf::PLAYER{$login}	1474	$cf::PLAYER{$login}
1309	or cf::sync_job { !aio_stat path $login }	1475	or !aio_stat path $login
1310	}	1476	}
1311		1477
1312	sub find($) {	1478	sub find($) {
1313	return $cf::PLAYER{$_[0]} || do {	1479	return $cf::PLAYER{$_[0]} || do {
1314	my $login = $_[0];	1480	my $login = $_[0];
…		…
1324	aio_unlink +(playerdir $login) . "/$login.pl";	1490	aio_unlink +(playerdir $login) . "/$login.pl";
1325		1491
1326	my $f = new_from_file cf::object::thawer path $login	1492	my $f = new_from_file cf::object::thawer path $login
1327	or return;	1493	or return;
1328		1494
1329	$f->next;
1330	my $pl = cf::player::load_pl $f	1495	my $pl = cf::player::load_pl $f
1331	or return;	1496	or return;
		1497
1332	local $cf::PLAYER_LOADING{$login} = $pl;	1498	local $cf::PLAYER_LOADING{$login} = $pl;
1333	$f->resolve_delayed_derefs;	1499	$f->resolve_delayed_derefs;
1334	$cf::PLAYER{$login} = $pl	1500	$cf::PLAYER{$login} = $pl
1335	}	1501	}
1336	}	1502	}
…		…
1346		1512
1347	return if $pl->{deny_save};	1513	return if $pl->{deny_save};
1348		1514
1349	aio_mkdir playerdir $pl, 0770;	1515	aio_mkdir playerdir $pl, 0770;
1350	$pl->{last_save} = $cf::RUNTIME;	1516	$pl->{last_save} = $cf::RUNTIME;
		1517
		1518	cf::get_slot 0.01;
1351		1519
1352	$pl->save_pl ($path);	1520	$pl->save_pl ($path);
1353	cf::cede_to_tick;	1521	cf::cede_to_tick;
1354	}	1522	}
1355		1523
…		…
1387	my ($pl) = @_;	1555	my ($pl) = @_;
1388		1556
1389	my $name = $pl->ob->name;	1557	my $name = $pl->ob->name;
1390		1558
1391	$pl->{deny_save} = 1;	1559	$pl->{deny_save} = 1;
1392	$pl->password ("*"); # this should lock out the player until we nuked the dir	1560	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1393		1561
1394	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1562	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1395	$pl->deactivate;	1563	$pl->deactivate;
		1564	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1565	$pl->ob->check_score;
1396	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1566	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1397	$pl->ns->destroy if $pl->ns;	1567	$pl->ns->destroy if $pl->ns;
1398		1568
1399	my $path = playerdir $pl;	1569	my $path = playerdir $pl;
1400	my $temp = "$path~$cf::RUNTIME~deleting~";	1570	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1439		1609
1440	for my $login (@$dirs) {	1610	for my $login (@$dirs) {
1441	my $path = path $login;	1611	my $path = path $login;
1442		1612
1443	# a .pst is a dead give-away for a valid player	1613	# a .pst is a dead give-away for a valid player
1444	unless (-e "$path.pst") {	1614	# if no pst file found, open and chekc for blocked users
		1615	if (aio_stat "$path.pst") {
1445	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1616	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1446	aio_read $fh, 0, 512, my $buf, 0 or next;	1617	aio_read $fh, 0, 512, my $buf, 0 or next;
1447	$buf !~ /^password -------------$/m or next; # official not-valid tag	1618	$buf !~ /^password -------------$/m or next; # official not-valid tag
1448	}	1619	}
1449		1620
…		…
1480	}	1651	}
1481		1652
1482	\@paths	1653	\@paths
1483	}	1654	}
1484		1655
1485	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1656	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1486		1657
1487	Expand crossfire pod fragments into protocol xml.	1658	Expand deliantra pod fragments into protocol xml.
1488
1489	=cut
1490
1491	sub expand_cfpod {
1492	((my $self), (local $_)) = @_;
1493
1494	# escape & and <
1495	s/&/&amp;/g;
1496	s/(?<![BIUGHT])</&lt;/g;
1497
1498	# this is buggy, it needs to properly take care of nested <'s
1499
1500	1 while
1501	# replace B<>, I<>, U<> etc.
1502	s/B<([^\>]*)>/<b>$1<\/b>/
1503	|| s/I<([^\>]*)>/<i>$1<\/i>/
1504	|| s/U<([^\>]*)>/<u>$1<\/u>/
1505	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1506	# replace G<male|female> tags
1507	|| s{G<([^>|]*)\|([^>]*)>}{
1508	$self->gender ? $2 : $1
1509	}ge
1510	# replace H<hint text>
1511	|| s{H<([^\>]*)>}
1512	{
1513	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1514	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1515	"")
1516	[$self->{hintmode}]
1517	}ge;
1518
1519	# create single paragraphs (very hackish)
1520	s/(?<=\S)\n(?=\w)/ /g;
1521
1522	# compress some whitespace
1523	s/\s+\n/\n/g; # ws line-ends
1524	s/\n\n+/\n/g; # double lines
1525	s/^\n+//; # beginning lines
1526	s/\n+$//; # ending lines
1527
1528	$_
1529	}
1530
1531	sub hintmode {
1532	$_[0]{hintmode} = $_[1] if @_ > 1;
1533	$_[0]{hintmode}
1534	}
1535		1659
1536	=item $player->ext_reply ($msgid, @msg)	1660	=item $player->ext_reply ($msgid, @msg)
1537		1661
1538	Sends an ext reply to the player.	1662	Sends an ext reply to the player.
1539		1663
…		…
1606	our $MAX_RESET = 3600;	1730	our $MAX_RESET = 3600;
1607	our $DEFAULT_RESET = 3000;	1731	our $DEFAULT_RESET = 3000;
1608		1732
1609	sub generate_random_map {	1733	sub generate_random_map {
1610	my ($self, $rmp) = @_;	1734	my ($self, $rmp) = @_;
		1735
		1736	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1737
1611	# mit "rum" bekleckern, nicht	1738	# mit "rum" bekleckern, nicht
1612	$self->_create_random_map (	1739	$self->_create_random_map (
1613	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1740	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1614	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1741	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1615	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1742	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1737		1864
1738	# the temporary/swap location	1865	# the temporary/swap location
1739	sub save_path {	1866	sub save_path {
1740	my ($self) = @_;	1867	my ($self) = @_;
1741		1868
1742	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1869	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1743	"$TMPDIR/$path.map"	1870	"$TMPDIR/$path.map"
1744	}	1871	}
1745		1872
1746	# the unique path, undef == no special unique path	1873	# the unique path, undef == no special unique path
1747	sub uniq_path {	1874	sub uniq_path {
1748	my ($self) = @_;	1875	my ($self) = @_;
1749		1876
1750	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1877	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1751	"$UNIQUEDIR/$path"	1878	"$UNIQUEDIR/$path"
1752	}
1753
1754	# and all this just because we cannot iterate over
1755	# all maps in C++...
1756	sub change_all_map_light {
1757	my ($change) = @_;
1758
1759	$_->change_map_light ($change)
1760	for grep $_->outdoor, values %cf::MAP;
1761	}	1879	}
1762		1880
1763	sub decay_objects {	1881	sub decay_objects {
1764	my ($self) = @_;	1882	my ($self) = @_;
1765		1883
…		…
1849	sub find {	1967	sub find {
1850	my ($path, $origin) = @_;	1968	my ($path, $origin) = @_;
1851		1969
1852	$path = normalise $path, $origin && $origin->path;	1970	$path = normalise $path, $origin && $origin->path;
1853		1971
1854	cf::lock_wait "map_data:$path";#d#remove	1972	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1855	cf::lock_wait "map_find:$path";	1973	my $guard2 = cf::lock_acquire "map_find:$path";
1856		1974
1857	$cf::MAP{$path} || do {	1975	$cf::MAP{$path} || do {
1858	my $guard1 = cf::lock_acquire "map_find:$path";
1859	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1860
1861	my $map = new_from_path cf::map $path	1976	my $map = new_from_path cf::map $path
1862	or return;	1977	or return;
1863		1978
1864	$map->{last_save} = $cf::RUNTIME;	1979	$map->{last_save} = $cf::RUNTIME;
1865		1980
…		…
1867	or return;	1982	or return;
1868		1983
1869	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1984	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1870	# doing this can freeze the server in a sync job, obviously	1985	# doing this can freeze the server in a sync job, obviously
1871	#$cf::WAIT_FOR_TICK->wait;	1986	#$cf::WAIT_FOR_TICK->wait;
		1987	undef $guard2;
1872	undef $guard1;	1988	undef $guard1;
1873	undef $guard2;
1874	$map->reset;	1989	$map->reset;
1875	return find $path;	1990	return find $path;
1876	}	1991	}
1877		1992
1878	$cf::MAP{$path} = $map	1993	$cf::MAP{$path} = $map
…		…
1905	my $f = new_from_file cf::object::thawer $self->{load_path};	2020	my $f = new_from_file cf::object::thawer $self->{load_path};
1906	$f->skip_block;	2021	$f->skip_block;
1907	$self->_load_objects ($f)	2022	$self->_load_objects ($f)
1908	or return;	2023	or return;
1909		2024
1910	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2025	$self->post_load_original
1911	if delete $self->{load_original};	2026	if delete $self->{load_original};
1912		2027
1913	if (my $uniq = $self->uniq_path) {	2028	if (my $uniq = $self->uniq_path) {
1914	utf8::encode $uniq;	2029	utf8::encode $uniq;
1915	unless (aio_stat $uniq) {	2030	unless (aio_stat $uniq) {
…		…
1933	unless ($self->{deny_activate}) {	2048	unless ($self->{deny_activate}) {
1934	$self->decay_objects;	2049	$self->decay_objects;
1935	$self->fix_auto_apply;	2050	$self->fix_auto_apply;
1936	$self->update_buttons;	2051	$self->update_buttons;
1937	cf::cede_to_tick;	2052	cf::cede_to_tick;
1938	$self->set_darkness_map;
1939	cf::cede_to_tick;
1940	$self->activate;	2053	$self->activate;
1941	}	2054	}
1942		2055
1943	$self->{last_save} = $cf::RUNTIME;	2056	$self->{last_save} = $cf::RUNTIME;
1944	$self->last_access ($cf::RUNTIME);	2057	$self->last_access ($cf::RUNTIME);
1945		2058
1946	$self->in_memory (cf::MAP_IN_MEMORY);	2059	$self->in_memory (cf::MAP_ACTIVE);
1947	}	2060	}
1948		2061
1949	$self->post_load;	2062	$self->post_load;
1950	}	2063	}
1951		2064
…		…
2009	my ($path, $origin, $load) = @_;	2122	my ($path, $origin, $load) = @_;
2010		2123
2011	$path = normalise $path, $origin && $origin->{path};	2124	$path = normalise $path, $origin && $origin->{path};
2012		2125
2013	if (my $map = $cf::MAP{$path}) {	2126	if (my $map = $cf::MAP{$path}) {
2014	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2127	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2015	}	2128	}
2016		2129
2017	$MAP_PREFETCH{$path} |= $load;	2130	$MAP_PREFETCH{$path} |= $load;
2018		2131
2019	$MAP_PREFETCHER ||= cf::async {	2132	$MAP_PREFETCHER ||= cf::async {
		2133	$Coro::current->{desc} = "map prefetcher";
		2134
2020	while (%MAP_PREFETCH) {	2135	while (%MAP_PREFETCH) {
2021	while (my ($k, $v) = each %MAP_PREFETCH) {	2136	while (my ($k, $v) = each %MAP_PREFETCH) {
2022	if (my $map = find $k) {	2137	if (my $map = find $k) {
2023	$map->load if $v;	2138	$map->load if $v;
2024	}	2139	}
…		…
2050	return if $self->{deny_save};	2165	return if $self->{deny_save};
2051		2166
2052	local $self->{last_access} = $self->last_access;#d#	2167	local $self->{last_access} = $self->last_access;#d#
2053		2168
2054	cf::async {	2169	cf::async {
		2170	$Coro::current->{desc} = "map player save";
2055	$_->contr->save for $self->players;	2171	$_->contr->save for $self->players;
2056	};	2172	};
		2173
		2174	cf::get_slot 0.02;
2057		2175
2058	if ($uniq) {	2176	if ($uniq) {
2059	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2177	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2060	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2178	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2061	} else {	2179	} else {
…		…
2070	$self->save;	2188	$self->save;
2071		2189
2072	my $lock = cf::lock_acquire "map_data:$self->{path}";	2190	my $lock = cf::lock_acquire "map_data:$self->{path}";
2073		2191
2074	return if $self->players;	2192	return if $self->players;
2075	return if $self->in_memory != cf::MAP_IN_MEMORY;	2193	return if $self->in_memory != cf::MAP_ACTIVE;
2076	return if $self->{deny_save};	2194	return if $self->{deny_save};
2077		2195
2078	$self->in_memory (cf::MAP_SWAPPED);	2196	$self->in_memory (cf::MAP_SWAPPED);
2079		2197
2080	$self->deactivate;	2198	$self->deactivate;
…		…
2198		2316
2199	sub unique_maps() {	2317	sub unique_maps() {
2200	[	2318	[
2201	map {	2319	map {
2202	utf8::decode $_;	2320	utf8::decode $_;
2203	/\.map$/	2321	s/\.map$//; # TODO future compatibility hack
		2322	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2323	? ()
2204	? normalise $_	2324	: normalise $_
2205	: ()
2206	} @{ aio_readdir $UNIQUEDIR or [] }	2325	} @{ aio_readdir $UNIQUEDIR or [] }
2207	]	2326	]
2208	}	2327	}
2209		2328
2210	package cf;
2211
2212	=back	2329	=back
2213		2330
2214	=head3 cf::object	2331	=head3 cf::object
2215		2332
2216	=cut	2333	=cut
…		…
2219		2336
2220	=over 4	2337	=over 4
2221		2338
2222	=item $ob->inv_recursive	2339	=item $ob->inv_recursive
2223		2340
2224	Returns the inventory of the object _and_ their inventories, recursively.	2341	Returns the inventory of the object I<and> their inventories, recursively,
		2342	but I<not> the object itself.
2225		2343
2226	=cut	2344	=cut
2227		2345
2228	sub inv_recursive_;	2346	sub inv_recursive_;
2229	sub inv_recursive_ {	2347	sub inv_recursive_ {
…		…
2234	inv_recursive_ inv $_[0]	2352	inv_recursive_ inv $_[0]
2235	}	2353	}
2236		2354
2237	=item $ref = $ob->ref	2355	=item $ref = $ob->ref
2238		2356
2239	creates and returns a persistent reference to an objetc that can be stored as a string.	2357	Creates and returns a persistent reference to an object that can be stored as a string.
2240		2358
2241	=item $ob = cf::object::deref ($refstring)	2359	=item $ob = cf::object::deref ($refstring)
2242		2360
2243	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2361	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2244	even if the object actually exists. May block.	2362	even if the object actually exists. May block.
…		…
2246	=cut	2364	=cut
2247		2365
2248	sub deref {	2366	sub deref {
2249	my ($ref) = @_;	2367	my ($ref) = @_;
2250		2368
2251	# temporary compatibility#TODO#remove
2252	$ref =~ s{^<}{player/<};
2253
2254	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2369	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2255	my ($uuid, $name) = ($1, $2);	2370	my ($uuid, $name) = ($1, $2);
2256	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2371	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2257	or return;	2372	or return;
2258	$pl->ob->uuid eq $uuid	2373	$pl->ob->uuid eq $uuid
2259	or return;	2374	or return;
…		…
2279	can be C<undef>. Does the right thing when the player is currently in a	2394	can be C<undef>. Does the right thing when the player is currently in a
2280	dialogue with the given NPC character.	2395	dialogue with the given NPC character.
2281		2396
2282	=cut	2397	=cut
2283		2398
		2399	our $SAY_CHANNEL = {
		2400	id => "say",
		2401	title => "Map",
		2402	reply => "say ",
		2403	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2404	};
		2405
		2406	our $CHAT_CHANNEL = {
		2407	id => "chat",
		2408	title => "Chat",
		2409	reply => "chat ",
		2410	tooltip => "Player chat and shouts, global to the server.",
		2411	};
		2412
2284	# rough implementation of a future "reply" method that works	2413	# rough implementation of a future "reply" method that works
2285	# with dialog boxes.	2414	# with dialog boxes.
2286	#TODO: the first argument must go, split into a $npc->reply_to ( method	2415	#TODO: the first argument must go, split into a $npc->reply_to ( method
2287	sub cf::object::player::reply($$$;$) {	2416	sub cf::object::player::reply($$$;$) {
2288	my ($self, $npc, $msg, $flags) = @_;	2417	my ($self, $npc, $msg, $flags) = @_;
…		…
2299	my $dialog = $pl->{npc_dialog};	2428	my $dialog = $pl->{npc_dialog};
2300	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2429	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2301		2430
2302	} else {	2431	} else {
2303	$msg = $npc->name . " says: $msg" if $npc;	2432	$msg = $npc->name . " says: $msg" if $npc;
2304	$self->message ($msg, $flags);	2433	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2305	}	2434	}
2306	}	2435	}
2307	}	2436	}
2308		2437
2309	=item $object->send_msg ($channel, $msg, $color, [extra...])	2438	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2334		2463
2335	=item $player_object->enter_link	2464	=item $player_object->enter_link
2336		2465
2337	Freezes the player and moves him/her to a special map (C<{link}>).	2466	Freezes the player and moves him/her to a special map (C<{link}>).
2338		2467
2339	The player should be reasonably safe there for short amounts of time. You	2468	The player should be reasonably safe there for short amounts of time (e.g.
2340	I<MUST> call C<leave_link> as soon as possible, though.	2469	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2470	though, as the palyer cannot control the character while it is on the link
		2471	map.
2341		2472
2342	Will never block.	2473	Will never block.
2343		2474
2344	=item $player_object->leave_link ($map, $x, $y)	2475	=item $player_object->leave_link ($map, $x, $y)
2345		2476
…		…
2403		2534
2404	$map->load;	2535	$map->load;
2405	$map->load_neighbours;	2536	$map->load_neighbours;
2406		2537
2407	return unless $self->contr->active;	2538	return unless $self->contr->active;
		2539	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2408	$self->activate_recursive;	2540	$self->activate_recursive;
2409		2541
2410	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2542	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2411	$self->enter_map ($map, $x, $y);	2543	$self->enter_map ($map, $x, $y);
2412	}	2544	}
…		…
2417	her, loading and preparing them map, calling the provided $check callback	2549	her, loading and preparing them map, calling the provided $check callback
2418	that has to return the map if sucecssful, and then unfreezes the player on	2550	that has to return the map if sucecssful, and then unfreezes the player on
2419	the new (success) or old (failed) map position. In either case, $done will	2551	the new (success) or old (failed) map position. In either case, $done will
2420	be called at the end of this process.	2552	be called at the end of this process.
2421		2553
		2554	Note that $check will be called with a potentially non-loaded map, so if
		2555	it needs a loaded map it has to call C<< ->load >>.
		2556
2422	=cut	2557	=cut
2423		2558
2424	our $GOTOGEN;	2559	our $GOTOGEN;
2425		2560
2426	sub cf::object::player::goto {	2561	sub cf::object::player::goto {
…		…
2430	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2565	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2431		2566
2432	$self->enter_link;	2567	$self->enter_link;
2433		2568
2434	(async {	2569	(async {
		2570	$Coro::current->{desc} = "player::goto $path $x $y";
		2571
		2572	# *tag paths override both path and x|y
		2573	if ($path =~ /^\*(.*)$/) {
		2574	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2575	my $ob = $obs[rand @obs];
		2576
		2577	# see if we actually can go there
		2578	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2579	$ob = $obs[rand @obs];
		2580	} else {
		2581	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2582	}
		2583	# else put us there anyways for now #d#
		2584
		2585	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2586	} else {
		2587	($path, $x, $y) = (undef, undef, undef);
		2588	}
		2589	}
		2590
2435	my $map = eval {	2591	my $map = eval {
2436	my $map = cf::map::find $path;	2592	my $map = defined $path ? cf::map::find $path : undef;
2437		2593
2438	if ($map) {	2594	if ($map) {
2439	$map = $map->customise_for ($self);	2595	$map = $map->customise_for ($self);
2440	$map = $check->($map) if $check && $map;	2596	$map = $check->($map) if $check && $map;
2441	} else {	2597	} else {
2442	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2598	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2443	}	2599	}
2444		2600
2445	$map	2601	$map
2446	};	2602	};
2447		2603
…		…
2483	}	2639	}
2484		2640
2485	sub prepare_random_map {	2641	sub prepare_random_map {
2486	my ($exit) = @_;	2642	my ($exit) = @_;
2487		2643
2488	my $guard = cf::lock_acquire "exit_prepare:$exit";
2489
2490	# all this does is basically replace the /! path by	2644	# all this does is basically replace the /! path by
2491	# a new random map path (?random/...) with a seed	2645	# a new random map path (?random/...) with a seed
2492	# that depends on the exit object	2646	# that depends on the exit object
2493		2647
2494	my $rmp = parse_random_map_params $exit->msg;	2648	my $rmp = parse_random_map_params $exit->msg;
…		…
2496	if ($exit->map) {	2650	if ($exit->map) {
2497	$rmp->{region} = $exit->region->name;	2651	$rmp->{region} = $exit->region->name;
2498	$rmp->{origin_map} = $exit->map->path;	2652	$rmp->{origin_map} = $exit->map->path;
2499	$rmp->{origin_x} = $exit->x;	2653	$rmp->{origin_x} = $exit->x;
2500	$rmp->{origin_y} = $exit->y;	2654	$rmp->{origin_y} = $exit->y;
		2655
		2656	$exit->map->touch;
2501	}	2657	}
2502		2658
2503	$rmp->{random_seed} ||= $exit->random_seed;	2659	$rmp->{random_seed} ||= $exit->random_seed;
2504		2660
2505	my $data = cf::to_json $rmp;	2661	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2506	my $md5 = Digest::MD5::md5_hex $data;	2662	my $md5 = Digest::MD5::md5_hex $data;
2507	my $meta = "$RANDOMDIR/$md5.meta";	2663	my $meta = "$RANDOMDIR/$md5.meta";
2508		2664
2509	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2665	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2510	aio_write $fh, 0, (length $data), $data, 0;	2666	aio_write $fh, 0, (length $data), $data, 0;
2511	undef $fh;	2667	undef $fh;
2512	aio_rename "$meta~", $meta;	2668	aio_rename "$meta~", $meta;
2513		2669
		2670	my $slaying = "?random/$md5";
		2671
		2672	if ($exit->valid) {
2514	$exit->slaying ("?random/$md5");	2673	$exit->slaying ("?random/$md5");
2515	$exit->msg (undef);	2674	$exit->msg (undef);
		2675	}
2516	}	2676	}
2517	}	2677	}
2518		2678
2519	sub cf::object::player::enter_exit {	2679	sub cf::object::player::enter_exit {
2520	my ($self, $exit) = @_;	2680	my ($self, $exit) = @_;
2521		2681
2522	return unless $self->type == cf::PLAYER;	2682	return unless $self->type == cf::PLAYER;
2523		2683
2524	if ($exit->slaying eq "/!") {
2525	#TODO: this should de-fi-ni-te-ly not be a sync-job
2526	# the problem is that $exit might not survive long enough
2527	# so it needs to be done right now, right here
2528	cf::sync_job { prepare_random_map $exit };
2529	}
2530
2531	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2532	my $hp = $exit->stats->hp;
2533	my $sp = $exit->stats->sp;
2534
2535	$self->enter_link;	2684	$self->enter_link;
2536		2685
2537	# if exit is damned, update players death & WoR home-position
2538	$self->contr->savebed ($slaying, $hp, $sp)
2539	if $exit->flag (FLAG_DAMNED);
2540
2541	(async {	2686	(async {
2542	$self->deactivate_recursive; # just to be sure	2687	$Coro::current->{desc} = "enter_exit";
		2688
2543	unless (eval {	2689	unless (eval {
		2690	$self->deactivate_recursive; # just to be sure
		2691
		2692	# random map handling
		2693	{
		2694	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2695
		2696	prepare_random_map $exit
		2697	if $exit->slaying eq "/!";
		2698	}
		2699
		2700	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2701	my $x = $exit->stats->hp;
		2702	my $y = $exit->stats->sp;
		2703
2544	$self->goto ($slaying, $hp, $sp);	2704	$self->goto ($map, $x, $y);
2545		2705
		2706	# if exit is damned, update players death & WoR home-position
		2707	$self->contr->savebed ($map, $x, $y)
		2708	if $exit->flag (cf::FLAG_DAMNED);
		2709
2546	1;	2710	1
2547	}) {	2711	}) {
2548	$self->message ("Something went wrong deep within the crossfire server. "	2712	$self->message ("Something went wrong deep within the deliantra server. "
2549	. "I'll try to bring you back to the map you were before. "	2713	. "I'll try to bring you back to the map you were before. "
2550	. "Please report this to the dungeon master!",	2714	. "Please report this to the dungeon master!",
2551	cf::NDI_UNIQUE | cf::NDI_RED);	2715	cf::NDI_UNIQUE | cf::NDI_RED);
2552		2716
2553	warn "ERROR in enter_exit: $@";	2717	warn "ERROR in enter_exit: $@";
…		…
2581	the message, with C<log> being the default. If C<$color> is negative, suppress	2745	the message, with C<log> being the default. If C<$color> is negative, suppress
2582	the message unless the client supports the msg packet.	2746	the message unless the client supports the msg packet.
2583		2747
2584	=cut	2748	=cut
2585		2749
		2750	# non-persistent channels (usually the info channel)
2586	our %CHANNEL = (	2751	our %CHANNEL = (
2587	"c/identify" => {	2752	"c/identify" => {
2588	id => "identify",	2753	id => "infobox",
2589	title => "Identify",	2754	title => "Identify",
2590	reply => undef,	2755	reply => undef,
2591	tooltip => "Items recently identified",	2756	tooltip => "Items recently identified",
2592	},	2757	},
2593	"c/examine" => {	2758	"c/examine" => {
2594	id => "examine",	2759	id => "infobox",
2595	title => "Examine",	2760	title => "Examine",
2596	reply => undef,	2761	reply => undef,
2597	tooltip => "Signs and other items you examined",	2762	tooltip => "Signs and other items you examined",
2598	},	2763	},
		2764	"c/book" => {
		2765	id => "infobox",
		2766	title => "Book",
		2767	reply => undef,
		2768	tooltip => "The contents of a note or book",
		2769	},
		2770	"c/lookat" => {
		2771	id => "infobox",
		2772	title => "Look",
		2773	reply => undef,
		2774	tooltip => "What you saw there",
		2775	},
		2776	"c/who" => {
		2777	id => "infobox",
		2778	title => "Players",
		2779	reply => undef,
		2780	tooltip => "Shows players who are currently online",
		2781	},
		2782	"c/body" => {
		2783	id => "infobox",
		2784	title => "Body Parts",
		2785	reply => undef,
		2786	tooltip => "Shows which body parts you posess and are available",
		2787	},
		2788	"c/statistics" => {
		2789	id => "infobox",
		2790	title => "Statistics",
		2791	reply => undef,
		2792	tooltip => "Shows your primary statistics",
		2793	},
		2794	"c/skills" => {
		2795	id => "infobox",
		2796	title => "Skills",
		2797	reply => undef,
		2798	tooltip => "Shows your experience per skill and item power",
		2799	},
		2800	"c/shopitems" => {
		2801	id => "infobox",
		2802	title => "Shop Items",
		2803	reply => undef,
		2804	tooltip => "Shows the items currently for sale in this shop",
		2805	},
		2806	"c/resistances" => {
		2807	id => "infobox",
		2808	title => "Resistances",
		2809	reply => undef,
		2810	tooltip => "Shows your resistances",
		2811	},
		2812	"c/pets" => {
		2813	id => "infobox",
		2814	title => "Pets",
		2815	reply => undef,
		2816	tooltip => "Shows information abotu your pets/a specific pet",
		2817	},
		2818	"c/perceiveself" => {
		2819	id => "infobox",
		2820	title => "Perceive Self",
		2821	reply => undef,
		2822	tooltip => "You gained detailed knowledge about yourself",
		2823	},
		2824	"c/uptime" => {
		2825	id => "infobox",
		2826	title => "Uptime",
		2827	reply => undef,
		2828	tooltip => "How long the server has been running since last restart",
		2829	},
		2830	"c/mapinfo" => {
		2831	id => "infobox",
		2832	title => "Map Info",
		2833	reply => undef,
		2834	tooltip => "Information related to the maps",
		2835	},
		2836	"c/party" => {
		2837	id => "party",
		2838	title => "Party",
		2839	reply => "gsay ",
		2840	tooltip => "Messages and chat related to your party",
		2841	},
		2842	"c/death" => {
		2843	id => "death",
		2844	title => "Death",
		2845	reply => undef,
		2846	tooltip => "Reason for and more info about your most recent death",
		2847	},
		2848	"c/say" => $SAY_CHANNEL,
		2849	"c/chat" => $CHAT_CHANNEL,
2599	);	2850	);
2600		2851
2601	sub cf::client::send_msg {	2852	sub cf::client::send_msg {
2602	my ($self, $channel, $msg, $color, @extra) = @_;	2853	my ($self, $channel, $msg, $color, @extra) = @_;
2603		2854
2604	$msg = $self->pl->expand_cfpod ($msg);	2855	$msg = $self->pl->expand_cfpod ($msg)
		2856	unless $color & cf::NDI_VERBATIM;
2605		2857
2606	$color &= cf::NDI_CLIENT_MASK; # just in case...	2858	$color &= cf::NDI_CLIENT_MASK; # just in case...
2607		2859
2608	# check predefined channels, for the benefit of C	2860	# check predefined channels, for the benefit of C
2609	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	2861	if ($CHANNEL{$channel}) {
		2862	$channel = $CHANNEL{$channel};
2610		2863
		2864	$self->ext_msg (channel_info => $channel);
		2865	$channel = $channel->{id};
		2866
2611	if (ref $channel) {	2867	} elsif (ref $channel) {
2612	# send meta info to client, if not yet sent	2868	# send meta info to client, if not yet sent
2613	unless (exists $self->{channel}{$channel->{id}}) {	2869	unless (exists $self->{channel}{$channel->{id}}) {
2614	$self->{channel}{$channel->{id}} = $channel;	2870	$self->{channel}{$channel->{id}} = $channel;
2615	$self->ext_msg (channel_info => $channel)	2871	$self->ext_msg (channel_info => $channel);
2616	if $self->can_msg;
2617	}	2872	}
2618		2873
2619	$channel = $channel->{id};	2874	$channel = $channel->{id};
2620	}	2875	}
2621		2876
2622	return unless @extra || length $msg;	2877	return unless @extra || length $msg;
2623		2878
2624	if ($self->can_msg) {
2625	# default colour, mask it out	2879	# default colour, mask it out
2626	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2880	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2627	if $color & cf::NDI_DEF;	2881	if $color & cf::NDI_DEF;
2628		2882
2629	$self->send_packet ("msg " . $self->{json_coder}->encode (	2883	my $pkt = "msg "
		2884	. $self->{json_coder}->encode (
2630	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2885	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2631	} else {	2886	);
2632	if ($color >= 0) {
2633	# replace some tags by gcfclient-compatible ones
2634	for ($msg) {
2635	1 while
2636	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2637	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2638	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2639	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2640	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2641	}
2642		2887
2643	$color &= cf::NDI_COLOR_MASK;	2888	# try lzf for large packets
		2889	$pkt = "lzf " . Compress::LZF::compress $pkt
		2890	if 1024 <= length $pkt and $self->{can_lzf};
2644		2891
2645	utf8::encode $msg;	2892	# split very large packets
2646		2893	if (8192 < length $pkt and $self->{can_lzf}) {
2647	if (0 && $msg =~ /\[/) {	2894	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2648	# COMMAND/INFO	2895	$pkt = "frag";
2649	$self->send_packet ("drawextinfo $color 10 8 $msg")
2650	} else {
2651	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2652	$self->send_packet ("drawinfo $color $msg")
2653	}
2654	}
2655	}	2896	}
		2897
		2898	$self->send_packet ($pkt);
2656	}	2899	}
2657		2900
2658	=item $client->ext_msg ($type, @msg)	2901	=item $client->ext_msg ($type, @msg)
2659		2902
2660	Sends an ext event to the client.	2903	Sends an ext event to the client.
…		…
2833	=pod	3076	=pod
2834		3077
2835	The following functions and methods are available within a safe environment:	3078	The following functions and methods are available within a safe environment:
2836		3079
2837	cf::object	3080	cf::object
2838	contr pay_amount pay_player map x y force_find force_add	3081	contr pay_amount pay_player map x y force_find force_add destroy
2839	insert remove name archname title slaying race decrease_ob_nr	3082	insert remove name archname title slaying race decrease split
		3083	value
2840		3084
2841	cf::object::player	3085	cf::object::player
2842	player	3086	player
2843		3087
2844	cf::player	3088	cf::player
…		…
2849		3093
2850	=cut	3094	=cut
2851		3095
2852	for (	3096	for (
2853	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3097	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2854	insert remove inv name archname title slaying race	3098	insert remove inv nrof name archname title slaying race
2855	decrease_ob_nr)],	3099	decrease split destroy change_exp value msg lore send_msg)],
2856	["cf::object::player" => qw(player)],	3100	["cf::object::player" => qw(player)],
2857	["cf::player" => qw(peaceful)],	3101	["cf::player" => qw(peaceful send_msg)],
2858	["cf::map" => qw(trigger)],	3102	["cf::map" => qw(trigger)],
2859	) {	3103	) {
2860	no strict 'refs';	3104	no strict 'refs';
2861	my ($pkg, @funs) = @$_;	3105	my ($pkg, @funs) = @$_;
2862	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3106	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2879	my ($code, %vars) = @_;	3123	my ($code, %vars) = @_;
2880		3124
2881	my $qcode = $code;	3125	my $qcode = $code;
2882	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3126	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2883	$qcode =~ s/\n/\\n/g;	3127	$qcode =~ s/\n/\\n/g;
		3128
		3129	%vars = (_dummy => 0) unless %vars;
2884		3130
2885	local $_;	3131	local $_;
2886	local @safe::cf::_safe_eval_args = values %vars;	3132	local @safe::cf::_safe_eval_args = values %vars;
2887		3133
2888	my $eval =	3134	my $eval =
…		…
2965	{	3211	{
2966	my $faces = $facedata->{faceinfo};	3212	my $faces = $facedata->{faceinfo};
2967		3213
2968	while (my ($face, $info) = each %$faces) {	3214	while (my ($face, $info) = each %$faces) {
2969	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3215	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3216
2970	cf::face::set_visibility $idx, $info->{visibility};	3217	cf::face::set_visibility $idx, $info->{visibility};
2971	cf::face::set_magicmap $idx, $info->{magicmap};	3218	cf::face::set_magicmap $idx, $info->{magicmap};
2972	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3219	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2973	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3220	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2974		3221
2975	cf::cede_to_tick;	3222	cf::cede_to_tick;
2976	}	3223	}
2977		3224
2978	while (my ($face, $info) = each %$faces) {	3225	while (my ($face, $info) = each %$faces) {
2979	next unless $info->{smooth};	3226	next unless $info->{smooth};
		3227
2980	my $idx = cf::face::find $face	3228	my $idx = cf::face::find $face
2981	or next;	3229	or next;
		3230
2982	if (my $smooth = cf::face::find $info->{smooth}) {	3231	if (my $smooth = cf::face::find $info->{smooth}) {
2983	cf::face::set_smooth $idx, $smooth;	3232	cf::face::set_smooth $idx, $smooth;
2984	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3233	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2985	} else {	3234	} else {
2986	warn "smooth face '$info->{smooth}' not found for face '$face'";	3235	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3004	{	3253	{
3005	# TODO: for gcfclient pleasure, we should give resources	3254	# TODO: for gcfclient pleasure, we should give resources
3006	# that gcfclient doesn't grok a >10000 face index.	3255	# that gcfclient doesn't grok a >10000 face index.
3007	my $res = $facedata->{resource};	3256	my $res = $facedata->{resource};
3008		3257
3009	my $soundconf = delete $res->{"res/sound.conf"};
3010
3011	while (my ($name, $info) = each %$res) {	3258	while (my ($name, $info) = each %$res) {
		3259	if (defined $info->{type}) {
3012	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3260	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3013	my $data;	3261	my $data;
3014		3262
3015	if ($info->{type} & 1) {	3263	if ($info->{type} & 1) {
3016	# prepend meta info	3264	# prepend meta info
3017		3265
3018	my $meta = $enc->encode ({	3266	my $meta = $enc->encode ({
3019	name => $name,	3267	name => $name,
3020	%{ $info->{meta} || {} },	3268	%{ $info->{meta} || {} },
3021	});	3269	});
3022		3270
3023	$data = pack "(w/a*)*", $meta, $info->{data};	3271	$data = pack "(w/a*)*", $meta, $info->{data};
		3272	} else {
		3273	$data = $info->{data};
		3274	}
		3275
		3276	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3277	cf::face::set_type $idx, $info->{type};
3024	} else {	3278	} else {
3025	$data = $info->{data};	3279	$RESOURCE{$name} = $info;
3026	}	3280	}
3027		3281
3028	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3029	cf::face::set_type $idx, $info->{type};
3030
3031	cf::cede_to_tick;	3282	cf::cede_to_tick;
3032	}	3283	}
3033
3034	if ($soundconf) {
3035	$soundconf = $enc->decode (delete $soundconf->{data});
3036
3037	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3038	my $sound = $soundconf->{compat}[$_]
3039	or next;
3040
3041	my $face = cf::face::find "sound/$sound->[1]";
3042	cf::sound::set $sound->[0] => $face;
3043	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3044	}
3045
3046	while (my ($k, $v) = each %{$soundconf->{event}}) {
3047	my $face = cf::face::find "sound/$v";
3048	cf::sound::set $k => $face;
3049	}
3050	}
3051	}	3284	}
		3285
		3286	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3052		3287
3053	1	3288	1
3054	}	3289	}
		3290
		3291	cf::global->attach (on_resource_update => sub {
		3292	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3293	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3294
		3295	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3296	my $sound = $soundconf->{compat}[$_]
		3297	or next;
		3298
		3299	my $face = cf::face::find "sound/$sound->[1]";
		3300	cf::sound::set $sound->[0] => $face;
		3301	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3302	}
		3303
		3304	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3305	my $face = cf::face::find "sound/$v";
		3306	cf::sound::set $k => $face;
		3307	}
		3308	}
		3309	});
3055		3310
3056	register_exticmd fx_want => sub {	3311	register_exticmd fx_want => sub {
3057	my ($ns, $want) = @_;	3312	my ($ns, $want) = @_;
3058		3313
3059	while (my ($k, $v) = each %$want) {	3314	while (my ($k, $v) = each %$want) {
3060	$ns->fx_want ($k, $v);	3315	$ns->fx_want ($k, $v);
3061	}	3316	}
3062	};	3317	};
		3318
		3319	sub load_resource_file($) {
		3320	my $guard = lock_acquire "load_resource_file";
		3321
		3322	my $status = load_resource_file_ $_[0];
		3323	get_slot 0.1, 100;
		3324	cf::arch::commit_load;
		3325
		3326	$status
		3327	}
3063		3328
3064	sub reload_regions {	3329	sub reload_regions {
3065	# HACK to clear player env face cache, we need some signal framework	3330	# HACK to clear player env face cache, we need some signal framework
3066	# for this (global event?)	3331	# for this (global event?)
3067	%ext::player_env::MUSIC_FACE_CACHE = ();	3332	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3081	}	3346	}
3082		3347
3083	sub reload_archetypes {	3348	sub reload_archetypes {
3084	load_resource_file "$DATADIR/archetypes"	3349	load_resource_file "$DATADIR/archetypes"
3085	or die "unable to load archetypes\n";	3350	or die "unable to load archetypes\n";
3086	#d# NEED to laod twice to resolve forward references
3087	# this really needs to be done in an extra post-pass
3088	# (which needs to be synchronous, so solve it differently)
3089	load_resource_file "$DATADIR/archetypes"
3090	or die "unable to load archetypes\n";
3091	}	3351	}
3092		3352
3093	sub reload_treasures {	3353	sub reload_treasures {
3094	load_resource_file "$DATADIR/treasures"	3354	load_resource_file "$DATADIR/treasures"
3095	or die "unable to load treasurelists\n";	3355	or die "unable to load treasurelists\n";
3096	}	3356	}
3097		3357
3098	sub reload_resources {	3358	sub reload_resources {
3099	warn "reloading resource files...\n";	3359	warn "reloading resource files...\n";
3100		3360
		3361	reload_facedata;
		3362	reload_archetypes;
3101	reload_regions;	3363	reload_regions;
3102	reload_facedata;
3103	#reload_archetypes;#d#
3104	reload_archetypes;
3105	reload_treasures;	3364	reload_treasures;
3106		3365
3107	warn "finished reloading resource files\n";	3366	warn "finished reloading resource files\n";
3108	}
3109
3110	sub init {
3111	reload_resources;
3112	}	3367	}
3113		3368
3114	sub reload_config {	3369	sub reload_config {
3115	open my $fh, "<:utf8", "$CONFDIR/config"	3370	open my $fh, "<:utf8", "$CONFDIR/config"
3116	or return;	3371	or return;
3117		3372
3118	local $/;	3373	local $/;
3119	*CFG = YAML::Syck::Load <$fh>;	3374	*CFG = YAML::Load <$fh>;
3120		3375
3121	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3376	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3122		3377
3123	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3378	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3124	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3379	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3130	};	3385	};
3131	warn $@ if $@;	3386	warn $@ if $@;
3132	}	3387	}
3133	}	3388	}
3134		3389
		3390	sub pidfile() {
		3391	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3392	or die "$PIDFILE: $!";
		3393	flock $fh, &Fcntl::LOCK_EX
		3394	or die "$PIDFILE: flock: $!";
		3395	$fh
		3396	}
		3397
		3398	# make sure only one server instance is running at any one time
		3399	sub atomic {
		3400	my $fh = pidfile;
		3401
		3402	my $pid = <$fh>;
		3403	kill 9, $pid if $pid > 0;
		3404
		3405	seek $fh, 0, 0;
		3406	print $fh $$;
		3407	}
		3408
		3409	sub main_loop {
		3410	warn "EV::loop starting\n";
		3411	if (1) {
		3412	EV::loop;
		3413	}
		3414	warn "EV::loop returned\n";
		3415	goto &main_loop unless $REALLY_UNLOOP;
		3416	}
		3417
3135	sub main {	3418	sub main {
		3419	cf::init_globals; # initialise logging
		3420
		3421	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3422	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3423	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3424	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3425
		3426	cf::init_experience;
		3427	cf::init_anim;
		3428	cf::init_attackmess;
		3429	cf::init_dynamic;
		3430
		3431	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3432
3136	# we must not ever block the main coroutine	3433	# we must not ever block the main coroutine
3137	local $Coro::idle = sub {	3434	local $Coro::idle = sub {
3138	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3435	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3139	(async {	3436	(async {
3140	Event::one_event;	3437	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3438	EV::loop EV::LOOP_ONESHOT;
3141	})->prio (Coro::PRIO_MAX);	3439	})->prio (Coro::PRIO_MAX);
3142	};	3440	};
3143		3441
		3442	evthread_start IO::AIO::poll_fileno;
		3443
		3444	cf::sync_job {
		3445	reload_resources;
3144	reload_config;	3446	reload_config;
3145	db_init;	3447	db_init;
		3448
		3449	cf::load_settings;
		3450	cf::load_materials;
		3451	cf::init_uuid;
		3452	cf::init_signals;
		3453	cf::init_commands;
		3454	cf::init_skills;
		3455
		3456	cf::init_beforeplay;
		3457
		3458	atomic;
		3459
3146	load_extensions;	3460	load_extensions;
3147		3461
3148	$TICK_WATCHER->start;	3462	utime time, time, $RUNTIMEFILE;
3149	Event::loop;	3463
		3464	# no (long-running) fork's whatsoever before this point(!)
		3465	use POSIX ();
		3466	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3467
		3468	(pop @POST_INIT)->(0) while @POST_INIT;
		3469	};
		3470
		3471	main_loop;
3150	}	3472	}
3151		3473
3152	#############################################################################	3474	#############################################################################
3153	# initialisation and cleanup	3475	# initialisation and cleanup
3154		3476
3155	# install some emergency cleanup handlers	3477	# install some emergency cleanup handlers
3156	BEGIN {	3478	BEGIN {
		3479	our %SIGWATCHER = ();
3157	for my $signal (qw(INT HUP TERM)) {	3480	for my $signal (qw(INT HUP TERM)) {
3158	Event->signal (	3481	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3159	reentrant => 0,
3160	data => WF_AUTOCANCEL,
3161	signal => $signal,
3162	prio => 0,
3163	cb => sub {
3164	cf::cleanup "SIG$signal";	3482	cf::cleanup "SIG$signal";
3165	},
3166	);	3483	};
3167	}	3484	}
3168	}	3485	}
3169		3486
3170	sub write_runtime {	3487	sub write_runtime_sync {
3171	my $runtime = "$LOCALDIR/runtime";
3172
3173	# first touch the runtime file to show we are still running:	3488	# first touch the runtime file to show we are still running:
3174	# the fsync below can take a very very long time.	3489	# the fsync below can take a very very long time.
3175		3490
3176	IO::AIO::aio_utime $runtime, undef, undef;	3491	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3177		3492
3178	my $guard = cf::lock_acquire "write_runtime";	3493	my $guard = cf::lock_acquire "write_runtime";
3179		3494
3180	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3495	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3181	or return;	3496	or return;
3182		3497
3183	my $value = $cf::RUNTIME + 90 + 10;	3498	my $value = $cf::RUNTIME + 90 + 10;
3184	# 10 is the runtime save interval, for a monotonic clock	3499	# 10 is the runtime save interval, for a monotonic clock
3185	# 60 allows for the watchdog to kill the server.	3500	# 60 allows for the watchdog to kill the server.
…		…
3195	aio_utime $fh, undef, undef;	3510	aio_utime $fh, undef, undef;
3196		3511
3197	close $fh	3512	close $fh
3198	or return;	3513	or return;
3199		3514
3200	aio_rename "$runtime~", $runtime	3515	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3201	and return;	3516	and return;
3202		3517
3203	warn "runtime file written.\n";	3518	warn "runtime file written.\n";
3204		3519
3205	1	3520	1
		3521	}
		3522
		3523	our $uuid_lock;
		3524	our $uuid_skip;
		3525
		3526	sub write_uuid_sync($) {
		3527	$uuid_skip ||= $_[0];
		3528
		3529	return if $uuid_lock;
		3530	local $uuid_lock = 1;
		3531
		3532	my $uuid = "$LOCALDIR/uuid";
		3533
		3534	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3535	or return;
		3536
		3537	my $value = uuid_seq uuid_cur;
		3538
		3539	unless ($value) {
		3540	warn "cowardly refusing to write zero uuid value!\n";
		3541	return;
		3542	}
		3543
		3544	my $value = uuid_str $value + $uuid_skip;
		3545	$uuid_skip = 0;
		3546
		3547	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3548	and return;
		3549
		3550	# always fsync - this file is important
		3551	aio_fsync $fh
		3552	and return;
		3553
		3554	close $fh
		3555	or return;
		3556
		3557	aio_rename "$uuid~", $uuid
		3558	and return;
		3559
		3560	warn "uuid file written ($value).\n";
		3561
		3562	1
		3563
		3564	}
		3565
		3566	sub write_uuid($$) {
		3567	my ($skip, $sync) = @_;
		3568
		3569	$sync ? write_uuid_sync $skip
		3570	: async { write_uuid_sync $skip };
3206	}	3571	}
3207		3572
3208	sub emergency_save() {	3573	sub emergency_save() {
3209	my $freeze_guard = cf::freeze_mainloop;	3574	my $freeze_guard = cf::freeze_mainloop;
3210		3575
3211	warn "enter emergency perl save\n";	3576	warn "emergency_perl_save: enter\n";
3212		3577
3213	cf::sync_job {	3578	cf::sync_job {
		3579	# this is a trade-off: we want to be very quick here, so
		3580	# save all maps without fsync, and later call a global sync
		3581	# (which in turn might be very very slow)
		3582	local $USE_FSYNC = 0;
		3583
3214	# use a peculiar iteration method to avoid tripping on perl	3584	# use a peculiar iteration method to avoid tripping on perl
3215	# refcount bugs in for. also avoids problems with players	3585	# refcount bugs in for. also avoids problems with players
3216	# and maps saved/destroyed asynchronously.	3586	# and maps saved/destroyed asynchronously.
3217	warn "begin emergency player save\n";	3587	warn "emergency_perl_save: begin player save\n";
3218	for my $login (keys %cf::PLAYER) {	3588	for my $login (keys %cf::PLAYER) {
3219	my $pl = $cf::PLAYER{$login} or next;	3589	my $pl = $cf::PLAYER{$login} or next;
3220	$pl->valid or next;	3590	$pl->valid or next;
		3591	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3221	$pl->save;	3592	$pl->save;
3222	}	3593	}
3223	warn "end emergency player save\n";	3594	warn "emergency_perl_save: end player save\n";
3224		3595
3225	warn "begin emergency map save\n";	3596	warn "emergency_perl_save: begin map save\n";
3226	for my $path (keys %cf::MAP) {	3597	for my $path (keys %cf::MAP) {
3227	my $map = $cf::MAP{$path} or next;	3598	my $map = $cf::MAP{$path} or next;
3228	$map->valid or next;	3599	$map->valid or next;
3229	$map->save;	3600	$map->save;
3230	}	3601	}
3231	warn "end emergency map save\n";	3602	warn "emergency_perl_save: end map save\n";
3232		3603
3233	warn "begin emergency database checkpoint\n";	3604	warn "emergency_perl_save: begin database checkpoint\n";
3234	BDB::db_env_txn_checkpoint $DB_ENV;	3605	BDB::db_env_txn_checkpoint $DB_ENV;
3235	warn "end emergency database checkpoint\n";	3606	warn "emergency_perl_save: end database checkpoint\n";
		3607
		3608	warn "emergency_perl_save: begin write uuid\n";
		3609	write_uuid_sync 1;
		3610	warn "emergency_perl_save: end write uuid\n";
3236	};	3611	};
3237		3612
		3613	warn "emergency_perl_save: starting sync()\n";
		3614	IO::AIO::aio_sync sub {
		3615	warn "emergency_perl_save: finished sync()\n";
		3616	};
		3617
3238	warn "leave emergency perl save\n";	3618	warn "emergency_perl_save: leave\n";
3239	}	3619	}
3240		3620
3241	sub post_cleanup {	3621	sub post_cleanup {
3242	my ($make_core) = @_;	3622	my ($make_core) = @_;
3243		3623
3244	warn Carp::longmess "post_cleanup backtrace"	3624	warn Carp::longmess "post_cleanup backtrace"
3245	if $make_core;	3625	if $make_core;
		3626
		3627	my $fh = pidfile;
		3628	unlink $PIDFILE if <$fh> == $$;
		3629	}
		3630
		3631	# a safer delete_package, copied from Symbol
		3632	sub clear_package($) {
		3633	my $pkg = shift;
		3634
		3635	# expand to full symbol table name if needed
		3636	unless ($pkg =~ /^main::.*::$/) {
		3637	$pkg = "main$pkg" if $pkg =~ /^::/;
		3638	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3639	$pkg .= '::' unless $pkg =~ /::$/;
		3640	}
		3641
		3642	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3643	my $stem_symtab = *{$stem}{HASH};
		3644
		3645	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3646	or return;
		3647
		3648	# clear all symbols
		3649	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3650	for my $name (keys %$leaf_symtab) {
		3651	_gv_clear *{"$pkg$name"};
		3652	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3653	}
		3654	warn "cleared package $pkg\n";#d#
3246	}	3655	}
3247		3656
3248	sub do_reload_perl() {	3657	sub do_reload_perl() {
3249	# can/must only be called in main	3658	# can/must only be called in main
3250	if ($Coro::current != $Coro::main) {	3659	if ($Coro::current != $Coro::main) {
3251	warn "can only reload from main coroutine";	3660	warn "can only reload from main coroutine";
3252	return;	3661	return;
3253	}	3662	}
3254		3663
		3664	return if $RELOAD++;
		3665
		3666	my $t1 = EV::time;
		3667
		3668	while ($RELOAD) {
3255	warn "reloading...";	3669	warn "reloading...";
3256		3670
3257	warn "entering sync_job";	3671	warn "entering sync_job";
3258		3672
3259	cf::sync_job {	3673	cf::sync_job {
3260	cf::write_runtime; # external watchdog should not bark	3674	cf::write_runtime_sync; # external watchdog should not bark
3261	cf::emergency_save;	3675	cf::emergency_save;
3262	cf::write_runtime; # external watchdog should not bark	3676	cf::write_runtime_sync; # external watchdog should not bark
3263		3677
3264	warn "syncing database to disk";	3678	warn "syncing database to disk";
3265	BDB::db_env_txn_checkpoint $DB_ENV;	3679	BDB::db_env_txn_checkpoint $DB_ENV;
3266		3680
3267	# if anything goes wrong in here, we should simply crash as we already saved	3681	# if anything goes wrong in here, we should simply crash as we already saved
3268		3682
3269	warn "cancelling all WF_AUTOCANCEL watchers";
3270	for (Event::all_watchers) {
3271	$_->cancel if $_->data & WF_AUTOCANCEL;
3272	}
3273
3274	warn "flushing outstanding aio requests";	3683	warn "flushing outstanding aio requests";
3275	for (;;) {
3276	BDB::flush;
3277	IO::AIO::flush;
3278	Coro::cede;
3279	last unless IO::AIO::nreqs || BDB::nreqs;	3684	while (IO::AIO::nreqs || BDB::nreqs) {
3280	warn "iterate...";	3685	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3281	}
3282
3283	++$RELOAD;
3284
3285	warn "cancelling all extension coros";
3286	$_->cancel for values %EXT_CORO;
3287	%EXT_CORO = ();
3288
3289	warn "removing commands";
3290	%COMMAND = ();
3291
3292	warn "removing ext/exti commands";
3293	%EXTCMD = ();
3294	%EXTICMD = ();
3295
3296	warn "unloading/nuking all extensions";
3297	for my $pkg (@EXTS) {
3298	warn "... unloading $pkg";
3299
3300	if (my $cb = $pkg->can ("unload")) {
3301	eval {
3302	$cb->($pkg);
3303	1
3304	} or warn "$pkg unloaded, but with errors: $@";
3305	}	3686	}
3306		3687
3307	warn "... nuking $pkg";	3688	warn "cancelling all extension coros";
3308	Symbol::delete_package $pkg;	3689	$_->cancel for values %EXT_CORO;
3309	}	3690	%EXT_CORO = ();
3310		3691
3311	warn "unloading all perl modules loaded from $LIBDIR";	3692	warn "removing commands";
3312	while (my ($k, $v) = each %INC) {	3693	%COMMAND = ();
3313	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3314		3694
		3695	warn "removing ext/exti commands";
		3696	%EXTCMD = ();
		3697	%EXTICMD = ();
		3698
		3699	warn "unloading/nuking all extensions";
		3700	for my $pkg (@EXTS) {
3315	warn "... unloading $k";	3701	warn "... unloading $pkg";
3316	delete $INC{$k};
3317		3702
3318	$k =~ s/\.pm$//;
3319	$k =~ s/\//::/g;
3320
3321	if (my $cb = $k->can ("unload_module")) {	3703	if (my $cb = $pkg->can ("unload")) {
		3704	eval {
3322	$cb->();	3705	$cb->($pkg);
		3706	1
		3707	} or warn "$pkg unloaded, but with errors: $@";
		3708	}
		3709
		3710	warn "... clearing $pkg";
		3711	clear_package $pkg;
3323	}	3712	}
3324		3713
3325	Symbol::delete_package $k;	3714	warn "unloading all perl modules loaded from $LIBDIR";
		3715	while (my ($k, $v) = each %INC) {
		3716	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3717
		3718	warn "... unloading $k";
		3719	delete $INC{$k};
		3720
		3721	$k =~ s/\.pm$//;
		3722	$k =~ s/\//::/g;
		3723
		3724	if (my $cb = $k->can ("unload_module")) {
		3725	$cb->();
		3726	}
		3727
		3728	clear_package $k;
3326	}	3729	}
3327		3730
3328	warn "getting rid of safe::, as good as possible";	3731	warn "getting rid of safe::, as good as possible";
3329	Symbol::delete_package "safe::$_"	3732	clear_package "safe::$_"
3330	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3733	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3331		3734
3332	warn "unloading cf.pm \"a bit\"";	3735	warn "unloading cf.pm \"a bit\"";
3333	delete $INC{"cf.pm"};	3736	delete $INC{"cf.pm"};
3334	delete $INC{"cf/pod.pm"};	3737	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3335		3738
3336	# don't, removes xs symbols, too,	3739	# don't, removes xs symbols, too,
3337	# and global variables created in xs	3740	# and global variables created in xs
3338	#Symbol::delete_package __PACKAGE__;	3741	#clear_package __PACKAGE__;
3339		3742
3340	warn "unload completed, starting to reload now";	3743	warn "unload completed, starting to reload now";
3341		3744
3342	warn "reloading cf.pm";	3745	warn "reloading cf.pm";
3343	require cf;	3746	require cf;
3344	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3747	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3345		3748
3346	warn "loading config and database again";	3749	warn "loading config and database again";
3347	cf::reload_config;	3750	cf::reload_config;
3348		3751
3349	warn "loading extensions";	3752	warn "loading extensions";
3350	cf::load_extensions;	3753	cf::load_extensions;
3351		3754
		3755	if ($REATTACH_ON_RELOAD) {
3352	warn "reattaching attachments to objects/players";	3756	warn "reattaching attachments to objects/players";
3353	_global_reattach; # objects, sockets	3757	_global_reattach; # objects, sockets
3354	warn "reattaching attachments to maps";	3758	warn "reattaching attachments to maps";
3355	reattach $_ for values %MAP;	3759	reattach $_ for values %MAP;
3356	warn "reattaching attachments to players";	3760	warn "reattaching attachments to players";
3357	reattach $_ for values %PLAYER;	3761	reattach $_ for values %PLAYER;
		3762	}
3358		3763
		3764	warn "running post_init jobs";
		3765	(pop @POST_INIT)->(1) while @POST_INIT;
		3766
3359	warn "leaving sync_job";	3767	warn "leaving sync_job";
3360		3768
3361	1	3769	1
3362	} or do {	3770	} or do {
3363	warn $@;	3771	warn $@;
3364	warn "error while reloading, exiting.";	3772	cf::cleanup "error while reloading, exiting.";
3365	exit 1;
3366	};	3773	};
3367		3774
3368	warn "reloaded";	3775	warn "reloaded";
		3776	--$RELOAD;
		3777	}
		3778
		3779	$t1 = EV::time - $t1;
		3780	warn "reload completed in ${t1}s\n";
3369	};	3781	};
3370		3782
3371	our $RELOAD_WATCHER; # used only during reload	3783	our $RELOAD_WATCHER; # used only during reload
3372		3784
3373	sub reload_perl() {	3785	sub reload_perl() {
3374	# doing reload synchronously and two reloads happen back-to-back,	3786	# doing reload synchronously and two reloads happen back-to-back,
3375	# coro crashes during coro_state_free->destroy here.	3787	# coro crashes during coro_state_free->destroy here.
3376		3788
3377	$RELOAD_WATCHER ||= Event->timer (	3789	$RELOAD_WATCHER ||= cf::async {
3378	reentrant => 0,	3790	Coro::AIO::aio_wait cache_extensions;
3379	after => 0,	3791
3380	data => WF_AUTOCANCEL,	3792	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3381	cb => sub {
3382	do_reload_perl;	3793	do_reload_perl;
3383	undef $RELOAD_WATCHER;	3794	undef $RELOAD_WATCHER;
3384	},	3795	};
3385	);	3796	};
3386	}	3797	}
3387		3798
3388	register_command "reload" => sub {	3799	register_command "reload" => sub {
3389	my ($who, $arg) = @_;	3800	my ($who, $arg) = @_;
3390		3801
3391	if ($who->flag (FLAG_WIZ)) {	3802	if ($who->flag (FLAG_WIZ)) {
3392	$who->message ("reloading server.");	3803	$who->message ("reloading server.");
		3804	async {
		3805	$Coro::current->{desc} = "perl_reload";
3393	async { reload_perl };	3806	reload_perl;
		3807	};
3394	}	3808	}
3395	};	3809	};
3396		3810
3397	unshift @INC, $LIBDIR;	3811	unshift @INC, $LIBDIR;
3398		3812
…		…
3400		3814
3401	our @WAIT_FOR_TICK;	3815	our @WAIT_FOR_TICK;
3402	our @WAIT_FOR_TICK_BEGIN;	3816	our @WAIT_FOR_TICK_BEGIN;
3403		3817
3404	sub wait_for_tick {	3818	sub wait_for_tick {
3405	return unless $TICK_WATCHER->is_active;
3406	return if $Coro::current == $Coro::main;	3819	return if tick_inhibit || $Coro::current == $Coro::main;
3407		3820
3408	my $signal = new Coro::Signal;	3821	my $signal = new Coro::Signal;
3409	push @WAIT_FOR_TICK, $signal;	3822	push @WAIT_FOR_TICK, $signal;
3410	$signal->wait;	3823	$signal->wait;
3411	}	3824	}
3412		3825
3413	sub wait_for_tick_begin {	3826	sub wait_for_tick_begin {
3414	return unless $TICK_WATCHER->is_active;
3415	return if $Coro::current == $Coro::main;	3827	return if tick_inhibit || $Coro::current == $Coro::main;
3416		3828
3417	my $signal = new Coro::Signal;	3829	my $signal = new Coro::Signal;
3418	push @WAIT_FOR_TICK_BEGIN, $signal;	3830	push @WAIT_FOR_TICK_BEGIN, $signal;
3419	$signal->wait;	3831	$signal->wait;
3420	}	3832	}
3421		3833
3422	my $min = 1e6;#d#	3834	sub tick {
3423	my $avg = 10;
3424	$TICK_WATCHER = Event->timer (
3425	reentrant => 0,
3426	parked => 1,
3427	prio => 0,
3428	at => $NEXT_TICK || $TICK,
3429	data => WF_AUTOCANCEL,
3430	cb => sub {
3431	if ($Coro::current != $Coro::main) {	3835	if ($Coro::current != $Coro::main) {
3432	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3836	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3433	unless ++$bug_warning > 10;	3837	unless ++$bug_warning > 10;
3434	return;	3838	return;
3435	}	3839	}
3436		3840
3437	$NOW = $tick_start = Event::time;
3438
3439	cf::server_tick; # one server iteration	3841	cf::server_tick; # one server iteration
3440		3842
3441	0 && sync_job {#d#	3843	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3442	for(1..10) {	3844	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3443	my $t = Event::time;	3845	Coro::async_pool {
3444	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3846	$Coro::current->{desc} = "runtime saver";
3445	or die;	3847	write_runtime_sync
3446		3848	or warn "ERROR: unable to write runtime file: $!";
3447	$map->width (50);
3448	$map->height (50);
3449	$map->alloc;
3450	$map->_load_objects ("/tmp/x.map", 1); #TODO: does not work
3451	my $t = Event::time - $t;
3452
3453	#next unless $t < 0.0013;#d#
3454	if ($t < $min) {
3455	$min = $t;
3456	}
3457	$avg = $avg * 0.99 + $t * 0.01;
3458	}
3459	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3460	exit 0;
3461	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3462	};	3849	};
		3850	}
3463		3851
3464	$RUNTIME += $TICK;
3465	$NEXT_TICK += $TICK;
3466
3467	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3468	$NEXT_RUNTIME_WRITE = $NOW + 10;
3469	Coro::async_pool {
3470	write_runtime
3471	or warn "ERROR: unable to write runtime file: $!";
3472	};
3473	}
3474
3475	# my $AFTER = Event::time;
3476	# warn $AFTER - $NOW;#d#
3477
3478	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3852	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3479	$sig->send;	3853	$sig->send;
3480	}	3854	}
3481	while (my $sig = shift @WAIT_FOR_TICK) {	3855	while (my $sig = shift @WAIT_FOR_TICK) {
3482	$sig->send;	3856	$sig->send;
3483	}	3857	}
3484		3858
3485	$NOW = Event::time;	3859	$LOAD = ($NOW - $TICK_START) / $TICK;
3486
3487	# if we are delayed by four ticks or more, skip them all
3488	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3489
3490	$TICK_WATCHER->at ($NEXT_TICK);
3491	$TICK_WATCHER->start;
3492
3493	$LOAD = ($NOW - $tick_start) / $TICK;
3494	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3860	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3495		3861
3496	_post_tick;	3862	if (0) {
3497		3863	if ($NEXT_TICK) {
3498		3864	my $jitter = $TICK_START - $NEXT_TICK;
		3865	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3866	warn "jitter $JITTER\n";#d#
		3867	}
3499	},	3868	}
3500	);	3869	}
3501		3870
3502	{	3871	{
3503	BDB::max_poll_time $TICK * 0.1;	3872	# configure BDB
3504	$BDB_POLL_WATCHER = Event->io (	3873
3505	reentrant => 0,
3506	fd => BDB::poll_fileno,
3507	poll => 'r',
3508	prio => 0,
3509	data => WF_AUTOCANCEL,
3510	cb => \&BDB::poll_cb,
3511	);
3512	BDB::min_parallel 8;	3874	BDB::min_parallel 8;
3513		3875	BDB::max_poll_reqs $TICK * 0.1;
3514	BDB::set_sync_prepare {	3876	$AnyEvent::BDB::WATCHER->priority (1);
3515	my $status;
3516	my $current = $Coro::current;
3517	(
3518	sub {
3519	$status = $!;
3520	$current->ready; undef $current;
3521	},
3522	sub {
3523	Coro::schedule while defined $current;
3524	$! = $status;
3525	},
3526	)
3527	};
3528		3877
3529	unless ($DB_ENV) {	3878	unless ($DB_ENV) {
3530	$DB_ENV = BDB::db_env_create;	3879	$DB_ENV = BDB::db_env_create;
		3880	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3881	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3882	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3883	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3884	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3531		3885
3532	cf::sync_job {	3886	cf::sync_job {
3533	eval {	3887	eval {
3534	BDB::db_env_open	3888	BDB::db_env_open
3535	$DB_ENV,	3889	$DB_ENV,
…		…
3537	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3891	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3538	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3892	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3539	0666;	3893	0666;
3540		3894
3541	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3895	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3542
3543	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3544	$DB_ENV->set_lk_detect;
3545	};	3896	};
3546		3897
3547	cf::cleanup "db_env_open(db): $@" if $@;	3898	cf::cleanup "db_env_open(db): $@" if $@;
3548	};	3899	};
3549	}	3900	}
		3901
		3902	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3903	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3904	};
		3905	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3906	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3907	};
		3908	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3909	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3910	};
3550	}	3911	}
3551		3912
3552	{	3913	{
		3914	# configure IO::AIO
		3915
3553	IO::AIO::min_parallel 8;	3916	IO::AIO::min_parallel 8;
3554
3555	undef $Coro::AIO::WATCHER;
3556	IO::AIO::max_poll_time $TICK * 0.1;	3917	IO::AIO::max_poll_time $TICK * 0.1;
3557	$AIO_POLL_WATCHER = Event->io (	3918	undef $AnyEvent::AIO::WATCHER;
3558	reentrant => 0,
3559	data => WF_AUTOCANCEL,
3560	fd => IO::AIO::poll_fileno,
3561	poll => 'r',
3562	prio => 6,
3563	cb => \&IO::AIO::poll_cb,
3564	);
3565	}	3919	}
3566		3920
3567	my $_log_backtrace;	3921	my $_log_backtrace;
3568		3922
3569	sub _log_backtrace {	3923	sub _log_backtrace {
…		…
3572	$msg =~ s/\n//;	3926	$msg =~ s/\n//;
3573		3927
3574	# limit the # of concurrent backtraces	3928	# limit the # of concurrent backtraces
3575	if ($_log_backtrace < 2) {	3929	if ($_log_backtrace < 2) {
3576	++$_log_backtrace;	3930	++$_log_backtrace;
		3931	my $perl_bt = Carp::longmess $msg;
3577	async {	3932	async {
		3933	$Coro::current->{desc} = "abt $msg";
		3934
3578	my @bt = fork_call {	3935	my @bt = fork_call {
3579	@addr = map { sprintf "%x", $_ } @addr;	3936	@addr = map { sprintf "%x", $_ } @addr;
3580	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3937	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3581	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3938	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3582	or die "addr2line: $!";	3939	or die "addr2line: $!";
…		…
3590	}	3947	}
3591		3948
3592	@funcs	3949	@funcs
3593	};	3950	};
3594		3951
3595	LOG llevInfo, "[ABT] $msg\n";	3952	LOG llevInfo, "[ABT] $perl_bt\n";
		3953	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3596	LOG llevInfo, "[ABT] $_\n" for @bt;	3954	LOG llevInfo, "[ABT] $_\n" for @bt;
3597	--$_log_backtrace;	3955	--$_log_backtrace;
3598	};	3956	};
3599	} else {	3957	} else {
3600	LOG llevInfo, "[ABT] $msg\n";	3958	LOG llevInfo, "[ABT] $msg\n";
3601	LOG llevInfo, "[ABT] [suppressed]\n";	3959	LOG llevInfo, "[ABT] [suppressed]\n";
3602	}	3960	}
3603	}	3961	}
3604		3962
3605	# load additional modules	3963	# load additional modules
3606	use cf::pod;	3964	require "cf/$_.pm" for @EXTRA_MODULES;
3607		3965
3608	END { cf::emergency_save }	3966	END { cf::emergency_save }
3609		3967
3610	1	3968	1
3611		3969

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