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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.329 by root, Fri Aug 10 05:38:16 2007 UTC vs.
Revision 1.419 by root, Sun Apr 13 01:34:09 2008 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
3	use utf8;	24	use utf8;
4	use strict;	25	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV 3.2;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
14		35
15	use Coro 3.61 ();	36	use Coro 4.50 ();
16	use Coro::State;	37	use Coro::State;
17	use Coro::Handle;	38	use Coro::Handle;
18	use Coro::Event;	39	use Coro::EV;
19	use Coro::Timer;	40	use Coro::Timer;
20	use Coro::Signal;	41	use Coro::Signal;
21	use Coro::Semaphore;	42	use Coro::Semaphore;
22	use Coro::AIO;	43	use Coro::AIO;
		44	use Coro::BDB;
23	use Coro::Storable;	45	use Coro::Storable;
		46	use Coro::Util ();
24		47
25	use JSON::XS 1.4 ();	48	use JSON::XS 2.01 ();
26	use BDB ();	49	use BDB ();
27	use Data::Dumper;	50	use Data::Dumper;
28	use Digest::MD5;	51	use Digest::MD5;
29	use Fcntl;	52	use Fcntl;
30	use YAML::Syck ();	53	use YAML ();
31	use IO::AIO 2.32 ();	54	use IO::AIO 2.51 ();
32	use Time::HiRes;	55	use Time::HiRes;
33	use Compress::LZF;	56	use Compress::LZF;
34	use Digest::MD5 ();	57	use Digest::MD5 ();
35		58
36	# configure various modules to our taste	59	# configure various modules to our taste
37	#	60	#
38	$Storable::canonical = 1; # reduce rsync transfers	61	$Storable::canonical = 1; # reduce rsync transfers
39	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	62	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
40	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	63	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
41
42	$Event::Eval = 1; # no idea why this is required, but it is
43
44	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
45	$YAML::Syck::ImplicitUnicode = 1;
46		64
47	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	65	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
48		66
49	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	67	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
50		68
…		…
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	87	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	88	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	89	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	90	our $RANDOMDIR = "$LOCALDIR/random";
73	our $BDBDIR = "$LOCALDIR/db";	91	our $BDBDIR = "$LOCALDIR/db";
		92	our %RESOURCE;
74		93
75	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	94	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
76	our $TICK_WATCHER;
77	our $AIO_POLL_WATCHER;	95	our $AIO_POLL_WATCHER;
78	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	96	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
79	our $NEXT_TICK;	97	our $NEXT_TICK;
80	our $NOW;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off	98	our $USE_FSYNC = 1; # use fsync to write maps - default off
82		99
83	our $BDB_POLL_WATCHER;	100	our $BDB_POLL_WATCHER;
		101	our $BDB_DEADLOCK_WATCHER;
		102	our $BDB_CHECKPOINT_WATCHER;
		103	our $BDB_TRICKLE_WATCHER;
84	our $DB_ENV;	104	our $DB_ENV;
85		105
86	our %CFG;	106	our %CFG;
87		107
88	our $UPTIME; $UPTIME ||= time;	108	our $UPTIME; $UPTIME ||= time;
89	our $RUNTIME;	109	our $RUNTIME;
		110	our $NOW;
90		111
91	our %PLAYER; # all users	112	our (%PLAYER, %PLAYER_LOADING); # all users
92	our %MAP; # all maps	113	our (%MAP, %MAP_LOADING ); # all maps
93	our $LINK_MAP; # the special {link} map, which is always available	114	our $LINK_MAP; # the special {link} map, which is always available
94		115
95	# used to convert map paths into valid unix filenames by replacing / by ∕	116	# used to convert map paths into valid unix filenames by replacing / by ∕
96	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	117	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
97		118
98	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	119	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
99	our $LOADAVG; # same thing, but with alpha-smoothing	120	our $LOADAVG; # same thing, but with alpha-smoothing
		121	our $JITTER; # average jitter
100	our $tick_start; # for load detecting purposes	122	our $TICK_START; # for load detecting purposes
101		123
102	binmode STDOUT;	124	binmode STDOUT;
103	binmode STDERR;	125	binmode STDERR;
104		126
105	# read virtual server time, if available	127	# read virtual server time, if available
…		…
158		180
159	The raw value load value from the last tick.	181	The raw value load value from the last tick.
160		182
161	=item %cf::CFG	183	=item %cf::CFG
162		184
163	Configuration for the server, loaded from C</etc/crossfire/config>, or	185	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
164	from wherever your confdir points to.	186	from wherever your confdir points to.
165		187
166	=item cf::wait_for_tick, cf::wait_for_tick_begin	188	=item cf::wait_for_tick, cf::wait_for_tick_begin
167		189
168	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	190	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
186	$msg .= "\n"	208	$msg .= "\n"
187	unless $msg =~ /\n$/;	209	unless $msg =~ /\n$/;
188		210
189	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	211	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
190		212
191	utf8::encode $msg;
192	LOG llevError, $msg;	213	LOG llevError, $msg;
193	};	214	};
194	}	215	}
		216
		217	$Coro::State::DIEHOOK = sub {
		218	return unless $^S eq 0; # "eq", not "=="
		219
		220	if ($Coro::current == $Coro::main) {#d#
		221	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		222	return;#d#
		223	}#d#
		224
		225	# kill coroutine otherwise
		226	warn Carp::longmess $_[0];
		227	Coro::terminate
		228	};
		229
		230	$SIG{__DIE__} = sub { }; #d#?
195		231
196	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	232	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
197	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	233	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
198	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	234	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
199	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	235	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
212	)) {	248	)) {
213	no strict 'refs';	249	no strict 'refs';
214	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	250	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
215	}	251	}
216		252
217	$Event::DIED = sub {	253	$EV::DIED = sub {
218	warn "error in event callback: @_";	254	warn "error in event callback: @_";
219	};	255	};
220		256
221	#############################################################################	257	#############################################################################
222		258
…		…
245	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	281	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
246	$d	282	$d
247	} || "[unable to dump $_[0]: '$@']";	283	} || "[unable to dump $_[0]: '$@']";
248	}	284	}
249		285
250	=item $ref = cf::from_json $json	286	=item $ref = cf::decode_json $json
251		287
252	Converts a JSON string into the corresponding perl data structure.	288	Converts a JSON string into the corresponding perl data structure.
253		289
254	=item $json = cf::to_json $ref	290	=item $json = cf::encode_json $ref
255		291
256	Converts a perl data structure into its JSON representation.	292	Converts a perl data structure into its JSON representation.
257		293
258	=cut	294	=cut
259		295
260	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	296	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
261		297
262	sub to_json ($) { $json_coder->encode ($_[0]) }	298	sub encode_json($) { $json_coder->encode ($_[0]) }
263	sub from_json ($) { $json_coder->decode ($_[0]) }	299	sub decode_json($) { $json_coder->decode ($_[0]) }
264		300
265	=item cf::lock_wait $string	301	=item cf::lock_wait $string
266		302
267	Wait until the given lock is available. See cf::lock_acquire.	303	Wait until the given lock is available. See cf::lock_acquire.
268		304
…		…
271	Wait until the given lock is available and then acquires it and returns	307	Wait until the given lock is available and then acquires it and returns
272	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	308	a Coro::guard object. If the guard object gets destroyed (goes out of scope,
273	for example when the coroutine gets canceled), the lock is automatically	309	for example when the coroutine gets canceled), the lock is automatically
274	returned.	310	returned.
275		311
		312	Locks are *not* recursive, locking from the same coro twice results in a
		313	deadlocked coro.
		314
276	Lock names should begin with a unique identifier (for example, cf::map::find	315	Lock names should begin with a unique identifier (for example, cf::map::find
277	uses map_find and cf::map::load uses map_load).	316	uses map_find and cf::map::load uses map_load).
278		317
279	=item $locked = cf::lock_active $string	318	=item $locked = cf::lock_active $string
280		319
281	Return true if the lock is currently active, i.e. somebody has locked it.	320	Return true if the lock is currently active, i.e. somebody has locked it.
282		321
283	=cut	322	=cut
284		323
285	our %LOCK;	324	our %LOCK;
		325	our %LOCKER;#d#
286		326
287	sub lock_wait($) {	327	sub lock_wait($) {
288	my ($key) = @_;	328	my ($key) = @_;
		329
		330	if ($LOCKER{$key} == $Coro::current) {#d#
		331	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
		332	return;#d#
		333	}#d#
289		334
290	# wait for lock, if any	335	# wait for lock, if any
291	while ($LOCK{$key}) {	336	while ($LOCK{$key}) {
292	push @{ $LOCK{$key} }, $Coro::current;	337	push @{ $LOCK{$key} }, $Coro::current;
293	Coro::schedule;	338	Coro::schedule;
…		…
299		344
300	# wait, to be sure we are not locked	345	# wait, to be sure we are not locked
301	lock_wait $key;	346	lock_wait $key;
302		347
303	$LOCK{$key} = [];	348	$LOCK{$key} = [];
		349	$LOCKER{$key} = $Coro::current;#d#
304		350
305	Coro::guard {	351	Coro::guard {
		352	delete $LOCKER{$key};#d#
306	# wake up all waiters, to be on the safe side	353	# wake up all waiters, to be on the safe side
307	$_->ready for @{ delete $LOCK{$key} };	354	$_->ready for @{ delete $LOCK{$key} };
308	}	355	}
309	}	356	}
310		357
…		…
313		360
314	! ! $LOCK{$key}	361	! ! $LOCK{$key}
315	}	362	}
316		363
317	sub freeze_mainloop {	364	sub freeze_mainloop {
318	return unless $TICK_WATCHER->is_active;	365	tick_inhibit_inc;
319		366
320	my $guard = Coro::guard {	367	Coro::guard \&tick_inhibit_dec;
321	$TICK_WATCHER->start;	368	}
322	};	369
323	$TICK_WATCHER->stop;	370	=item cf::periodic $interval, $cb
324	$guard	371
		372	Like EV::periodic, but randomly selects a starting point so that the actions
		373	get spread over timer.
		374
		375	=cut
		376
		377	sub periodic($$) {
		378	my ($interval, $cb) = @_;
		379
		380	my $start = rand List::Util::min 180, $interval;
		381
		382	EV::periodic $start, $interval, 0, $cb
325	}	383	}
326		384
327	=item cf::get_slot $time[, $priority[, $name]]	385	=item cf::get_slot $time[, $priority[, $name]]
328		386
329	Allocate $time seconds of blocking CPU time at priority C<$priority>:	387	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
340	our @SLOT_QUEUE;	398	our @SLOT_QUEUE;
341	our $SLOT_QUEUE;	399	our $SLOT_QUEUE;
342		400
343	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	401	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
344	$SLOT_QUEUE = Coro::async {	402	$SLOT_QUEUE = Coro::async {
		403	$Coro::current->desc ("timeslot manager");
		404
345	my $signal = new Coro::Signal;	405	my $signal = new Coro::Signal;
346		406
347	while () {	407	while () {
348	next_job:	408	next_job:
349	my $avail = cf::till_tick;	409	my $avail = cf::till_tick;
…		…
357	}	417	}
358	}	418	}
359	}	419	}
360		420
361	if (@SLOT_QUEUE) {	421	if (@SLOT_QUEUE) {
362	# we do not use wait_For_tick() as it returns immediately when tick is inactive	422	# we do not use wait_for_tick() as it returns immediately when tick is inactive
363	push @cf::WAIT_FOR_TICK, $signal;	423	push @cf::WAIT_FOR_TICK, $signal;
364	$signal->wait;	424	$signal->wait;
365	} else {	425	} else {
366	Coro::schedule;	426	Coro::schedule;
367	}	427	}
…		…
390		450
391	BEGIN { *async = \&Coro::async_pool }	451	BEGIN { *async = \&Coro::async_pool }
392		452
393	=item cf::sync_job { BLOCK }	453	=item cf::sync_job { BLOCK }
394		454
395	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	455	The design of Deliantra requires that the main coroutine ($Coro::main)
396	is always able to handle events or runnable, as Crossfire TRT is only	456	is always able to handle events or runnable, as Deliantra is only
397	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	457	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
398	acceptable.	458	acceptable.
399		459
400	If it must be done, put the blocking parts into C<sync_job>. This will run	460	If it must be done, put the blocking parts into C<sync_job>. This will run
401	the given BLOCK in another coroutine while waiting for the result. The	461	the given BLOCK in another coroutine while waiting for the result. The
…		…
406		466
407	sub sync_job(&) {	467	sub sync_job(&) {
408	my ($job) = @_;	468	my ($job) = @_;
409		469
410	if ($Coro::current == $Coro::main) {	470	if ($Coro::current == $Coro::main) {
411	my $time = Event::time;	471	my $time = EV::time;
412		472
413	# this is the main coro, too bad, we have to block	473	# this is the main coro, too bad, we have to block
414	# till the operation succeeds, freezing the server :/	474	# till the operation succeeds, freezing the server :/
415		475
416	# TODO: use suspend/resume instead	476	LOG llevError, Carp::longmess "sync job";#d#
417	# (but this is cancel-safe)	477
418	my $freeze_guard = freeze_mainloop;	478	my $freeze_guard = freeze_mainloop;
419		479
420	my $busy = 1;	480	my $busy = 1;
421	my @res;	481	my @res;
422		482
423	(async {	483	(async {
		484	$Coro::current->desc ("sync job coro");
424	@res = eval { $job->() };	485	@res = eval { $job->() };
425	warn $@ if $@;	486	warn $@ if $@;
426	undef $busy;	487	undef $busy;
427	})->prio (Coro::PRIO_MAX);	488	})->prio (Coro::PRIO_MAX);
428		489
429	while ($busy) {	490	while ($busy) {
430	Coro::cede or Event::one_event;	491	if (Coro::nready) {
		492	Coro::cede_notself;
		493	} else {
		494	EV::loop EV::LOOP_ONESHOT;
431	}	495	}
		496	}
432		497
433	$time = Event::time - $time;	498	my $time = EV::time - $time;
434		499
435	LOG llevError | logBacktrace, Carp::longmess "long sync job"
436	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
437
438	$tick_start += $time; # do not account sync jobs to server load	500	$TICK_START += $time; # do not account sync jobs to server load
439		501
440	wantarray ? @res : $res[0]	502	wantarray ? @res : $res[0]
441	} else {	503	} else {
442	# we are in another coroutine, how wonderful, everything just works	504	# we are in another coroutine, how wonderful, everything just works
443		505
…		…
468	=item fork_call { }, $args	530	=item fork_call { }, $args
469		531
470	Executes the given code block with the given arguments in a seperate	532	Executes the given code block with the given arguments in a seperate
471	process, returning the results. Everything must be serialisable with	533	process, returning the results. Everything must be serialisable with
472	Coro::Storable. May, of course, block. Note that the executed sub may	534	Coro::Storable. May, of course, block. Note that the executed sub may
473	never block itself or use any form of Event handling.	535	never block itself or use any form of event handling.
474		536
475	=cut	537	=cut
476
477	sub _store_scalar {
478	open my $fh, ">", \my $buf
479	or die "fork_call: cannot open fh-to-buf in child : $!";
480	Storable::store_fd $_[0], $fh;
481	close $fh;
482
483	$buf
484	}
485		538
486	sub fork_call(&@) {	539	sub fork_call(&@) {
487	my ($cb, @args) = @_;	540	my ($cb, @args) = @_;
488		541
489	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	542	# we seemingly have to make a local copy of the whole thing,
490	# or die "socketpair: $!";	543	# otherwise perl prematurely frees the stuff :/
491	pipe my $fh1, my $fh2	544	# TODO: investigate and fix (likely this will be rather laborious)
492	or die "pipe: $!";
493		545
494	if (my $pid = fork) {	546	my @res = Coro::Util::fork_eval {
495	close $fh2;
496
497	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
498	warn "pst<$res>" unless $res =~ /^pst/;
499	$res = Coro::Storable::thaw $res;
500
501	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
502
503	Carp::confess $$res unless "ARRAY" eq ref $res;
504
505	return wantarray ? @$res : $res->[-1];
506	} else {
507	reset_signals;	547	reset_signals;
508	local $SIG{__WARN__};	548	&$cb
509	local $SIG{__DIE__};	549	}, @args;
510	# just in case, this hack effectively disables event
511	# in the child. cleaner and slower would be canceling all watchers,
512	# but this works for the time being.
513	local $Coro::idle;
514	$Coro::current->prio (Coro::PRIO_MAX);
515		550
516	eval {	551	wantarray ? @res : $res[-1]
517	close $fh1;	552	}
518		553
519	my @res = eval { $cb->(@args) };	554	=item $coin = coin_from_name $name
520		555
521	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;	556	=cut
522	close $fh2;
523	};
524		557
525	warn $@ if $@;	558	our %coin_alias = (
526	_exit 0;	559	"silver" => "silvercoin",
527	}	560	"silvercoin" => "silvercoin",
		561	"silvercoins" => "silvercoin",
		562	"gold" => "goldcoin",
		563	"goldcoin" => "goldcoin",
		564	"goldcoins" => "goldcoin",
		565	"platinum" => "platinacoin",
		566	"platinumcoin" => "platinacoin",
		567	"platinumcoins" => "platinacoin",
		568	"platina" => "platinacoin",
		569	"platinacoin" => "platinacoin",
		570	"platinacoins" => "platinacoin",
		571	"royalty" => "royalty",
		572	"royalties" => "royalty",
		573	);
		574
		575	sub coin_from_name($) {
		576	$coin_alias{$_[0]}
		577	? cf::arch::find $coin_alias{$_[0]}
		578	: undef
528	}	579	}
529		580
530	=item $value = cf::db_get $family => $key	581	=item $value = cf::db_get $family => $key
531		582
532	Returns a single value from the environment database.	583	Returns a single value from the environment database.
…		…
534	=item cf::db_put $family => $key => $value	585	=item cf::db_put $family => $key => $value
535		586
536	Stores the given C<$value> in the family. It can currently store binary	587	Stores the given C<$value> in the family. It can currently store binary
537	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	588	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
538		589
		590	=item $db = cf::db_table "name"
		591
		592	Create and/or open a new database table. The string must not be "db" and must be unique
		593	within each server.
		594
539	=cut	595	=cut
		596
		597	sub db_table($) {
		598	my ($name) = @_;
		599	my $db = BDB::db_create $DB_ENV;
		600
		601	eval {
		602	$db->set_flags (BDB::CHKSUM);
		603
		604	utf8::encode $name;
		605	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		606	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		607	cf::cleanup "db_open(db): $!" if $!;
		608	};
		609	cf::cleanup "db_open(db): $@" if $@;
		610
		611	$db
		612	}
540		613
541	our $DB;	614	our $DB;
542		615
543	sub db_init {	616	sub db_init {
544	unless ($DB) {
545	$DB = BDB::db_create $DB_ENV;
546
547	cf::sync_job {	617	cf::sync_job {
548	eval {	618	$DB ||= db_table "db";
549	$DB->set_flags (BDB::CHKSUM);
550
551	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
552	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
553	cf::cleanup "db_open(db): $!" if $!;
554	};
555	cf::cleanup "db_open(db): $@" if $@;
556	};
557	}	619	};
558	}	620	}
559		621
560	sub db_get($$) {	622	sub db_get($$) {
561	my $key = "$_[0]/$_[1]";	623	my $key = "$_[0]/$_[1]";
562		624
…		…
612	if (1) {	674	if (1) {
613	$md5 =	675	$md5 =
614	join "\x00",	676	join "\x00",
615	$processversion,	677	$processversion,
616	map {	678	map {
617	Coro::cede;	679	cf::cede_to_tick;
618	($src->[$_], Digest::MD5::md5_hex $data[$_])	680	($src->[$_], Digest::MD5::md5_hex $data[$_])
619	} 0.. $#$src;	681	} 0.. $#$src;
620		682
621		683
622	my $dbmd5 = db_get cache => "$id/md5";	684	my $dbmd5 = db_get cache => "$id/md5";
…		…
666	attach callbacks/event handlers (a collection of which is called an "attachment")	728	attach callbacks/event handlers (a collection of which is called an "attachment")
667	to it. All such attachable objects support the following methods.	729	to it. All such attachable objects support the following methods.
668		730
669	In the following description, CLASS can be any of C<global>, C<object>	731	In the following description, CLASS can be any of C<global>, C<object>
670	C<player>, C<client> or C<map> (i.e. the attachable objects in	732	C<player>, C<client> or C<map> (i.e. the attachable objects in
671	Crossfire TRT).	733	Deliantra).
672		734
673	=over 4	735	=over 4
674		736
675	=item $attachable->attach ($attachment, key => $value...)	737	=item $attachable->attach ($attachment, key => $value...)
676		738
…		…
958	}	1020	}
959		1021
960	0	1022	0
961	}	1023	}
962		1024
963	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1025	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
964		1026
965	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1027	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
966		1028
967	Generate an object-specific event with the given arguments.	1029	Generate an object-specific event with the given arguments.
968		1030
…		…
974		1036
975	=cut	1037	=cut
976		1038
977	#############################################################################	1039	#############################################################################
978	# object support	1040	# object support
979	#
980		1041
		1042	sub _object_equal($$);
		1043	sub _object_equal($$) {
		1044	my ($a, $b) = @_;
		1045
		1046	return 0 unless (ref $a) eq (ref $b);
		1047
		1048	if ("HASH" eq ref $a) {
		1049	my @ka = keys %$a;
		1050	my @kb = keys %$b;
		1051
		1052	return 0 if @ka != @kb;
		1053
		1054	for (0 .. $#ka) {
		1055	return 0 unless $ka[$_] eq $kb[$_];
		1056	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1057	}
		1058
		1059	} elsif ("ARRAY" eq ref $a) {
		1060
		1061	return 0 if @$a != @$b;
		1062
		1063	for (0 .. $#$a) {
		1064	return 0 unless _object_equal $a->[$_], $b->[$_];
		1065	}
		1066
		1067	} elsif ($a ne $b) {
		1068	return 0;
		1069	}
		1070
		1071	1
		1072	}
		1073
		1074	our $SLOW_MERGES;#d#
981	sub _can_merge {	1075	sub _can_merge {
982	my ($ob1, $ob2) = @_;	1076	my ($ob1, $ob2) = @_;
983		1077
984	local $Storable::canonical = 1;	1078	++$SLOW_MERGES;#d#
985	my $fob1 = Storable::freeze $ob1;
986	my $fob2 = Storable::freeze $ob2;
987		1079
988	$fob1 eq $fob2	1080	# we do the slow way here
		1081	return _object_equal $ob1, $ob2
989	}	1082	}
990		1083
991	sub reattach {	1084	sub reattach {
992	# basically do the same as instantiate, without calling instantiate	1085	# basically do the same as instantiate, without calling instantiate
993	my ($obj) = @_;	1086	my ($obj) = @_;
…		…
1015	cf::attachable->attach (	1108	cf::attachable->attach (
1016	prio => -1000000,	1109	prio => -1000000,
1017	on_instantiate => sub {	1110	on_instantiate => sub {
1018	my ($obj, $data) = @_;	1111	my ($obj, $data) = @_;
1019		1112
1020	$data = from_json $data;	1113	$data = decode_json $data;
1021		1114
1022	for (@$data) {	1115	for (@$data) {
1023	my ($name, $args) = @$_;	1116	my ($name, $args) = @$_;
1024		1117
1025	$obj->attach ($name, %{$args || {} });	1118	$obj->attach ($name, %{$args || {} });
…		…
1041	sub object_freezer_save {	1134	sub object_freezer_save {
1042	my ($filename, $rdata, $objs) = @_;	1135	my ($filename, $rdata, $objs) = @_;
1043		1136
1044	sync_job {	1137	sync_job {
1045	if (length $$rdata) {	1138	if (length $$rdata) {
		1139	utf8::decode (my $decname = $filename);
1046	warn sprintf "saving %s (%d,%d)\n",	1140	warn sprintf "saving %s (%d,%d)\n",
1047	$filename, length $$rdata, scalar @$objs;	1141	$decname, length $$rdata, scalar @$objs;
1048		1142
1049	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1143	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1050	chmod SAVE_MODE, $fh;	1144	chmod SAVE_MODE, $fh;
1051	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1145	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1052	aio_fsync $fh if $cf::USE_FSYNC;	1146	aio_fsync $fh if $cf::USE_FSYNC;
1053	close $fh;	1147	close $fh;
1054		1148
1055	if (@$objs) {	1149	if (@$objs) {
1056	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1150	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1057	chmod SAVE_MODE, $fh;	1151	chmod SAVE_MODE, $fh;
1058	my $data = Storable::nfreeze { version => 1, objs => $objs };	1152	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1059	aio_write $fh, 0, (length $data), $data, 0;	1153	aio_write $fh, 0, (length $data), $data, 0;
1060	aio_fsync $fh if $cf::USE_FSYNC;	1154	aio_fsync $fh if $cf::USE_FSYNC;
1061	close $fh;	1155	close $fh;
1062	aio_rename "$filename.pst~", "$filename.pst";	1156	aio_rename "$filename.pst~", "$filename.pst";
1063	}	1157	}
…		…
1071	}	1165	}
1072	} else {	1166	} else {
1073	aio_unlink $filename;	1167	aio_unlink $filename;
1074	aio_unlink "$filename.pst";	1168	aio_unlink "$filename.pst";
1075	}	1169	}
1076	}	1170	};
1077	}	1171	}
1078		1172
1079	sub object_freezer_as_string {	1173	sub object_freezer_as_string {
1080	my ($rdata, $objs) = @_;	1174	my ($rdata, $objs) = @_;
1081		1175
…		…
1093	or return;	1187	or return;
1094		1188
1095	unless (aio_stat "$filename.pst") {	1189	unless (aio_stat "$filename.pst") {
1096	(aio_load "$filename.pst", $av) >= 0	1190	(aio_load "$filename.pst", $av) >= 0
1097	or return;	1191	or return;
		1192
1098	$av = eval { (Storable::thaw $av)->{objs} };	1193	my $st = eval { Coro::Storable::thaw $av };
		1194	$av = $st->{objs};
1099	}	1195	}
1100		1196
		1197	utf8::decode (my $decname = $filename);
1101	warn sprintf "loading %s (%d)\n",	1198	warn sprintf "loading %s (%d,%d)\n",
1102	$filename, length $data, scalar @{$av || []};	1199	$decname, length $data, scalar @{$av || []};
		1200
1103	return ($data, $av);	1201	($data, $av)
1104	}	1202	}
1105		1203
1106	=head2 COMMAND CALLBACKS	1204	=head2 COMMAND CALLBACKS
1107		1205
1108	=over 4	1206	=over 4
…		…
1186	my ($type, $reply, @payload) =	1284	my ($type, $reply, @payload) =
1187	"ARRAY" eq ref $msg	1285	"ARRAY" eq ref $msg
1188	? @$msg	1286	? @$msg
1189	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	1287	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1190		1288
		1289	my @reply;
		1290
1191	if (my $cb = $EXTCMD{$type}) {	1291	if (my $cb = $EXTCMD{$type}) {
1192	my @reply = $cb->($pl, @payload);	1292	@reply = $cb->($pl, @payload);
1193
1194	$pl->ext_reply ($reply, @reply)
1195	if $reply;
1196	}	1293	}
		1294
		1295	$pl->ext_reply ($reply, @reply)
		1296	if $reply;
		1297
1197	} else {	1298	} else {
1198	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1299	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1199	}	1300	}
1200		1301
1201	cf::override;	1302	cf::override;
…		…
1254	my $msg = $@ ? "$v->{path}: $@\n"	1355	my $msg = $@ ? "$v->{path}: $@\n"
1255	: "$v->{base}: extension inactive.\n";	1356	: "$v->{base}: extension inactive.\n";
1256		1357
1257	if (exists $v->{meta}{mandatory}) {	1358	if (exists $v->{meta}{mandatory}) {
1258	warn $msg;	1359	warn $msg;
1259	warn "mandatory extension failed to load, exiting.\n";	1360	cf::cleanup "mandatory extension failed to load, exiting.";
1260	exit 1;
1261	}	1361	}
1262		1362
1263	warn $msg;	1363	warn $msg;
1264	}	1364	}
1265		1365
…		…
1290	use Coro::AIO;	1390	use Coro::AIO;
1291		1391
1292	=head3 cf::player	1392	=head3 cf::player
1293		1393
1294	=over 4	1394	=over 4
		1395
		1396	=item cf::player::num_playing
		1397
		1398	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1399
		1400	=cut
		1401
		1402	sub num_playing {
		1403	scalar grep
		1404	$_->ob->map
		1405	&& !$_->hidden
		1406	&& !$_->ob->flag (cf::FLAG_WIZ),
		1407	cf::player::list
		1408	}
1295		1409
1296	=item cf::player::find $login	1410	=item cf::player::find $login
1297		1411
1298	Returns the given player object, loading it if necessary (might block).	1412	Returns the given player object, loading it if necessary (might block).
1299		1413
…		…
1335	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1449	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1336	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1450	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1337	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1451	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1338	aio_unlink +(playerdir $login) . "/$login.pl";	1452	aio_unlink +(playerdir $login) . "/$login.pl";
1339		1453
1340	my $pl = load_pl path $login	1454	my $f = new_from_file cf::object::thawer path $login
1341	or return;	1455	or return;
		1456
		1457	my $pl = cf::player::load_pl $f
		1458	or return;
		1459	local $cf::PLAYER_LOADING{$login} = $pl;
		1460	$f->resolve_delayed_derefs;
1342	$cf::PLAYER{$login} = $pl	1461	$cf::PLAYER{$login} = $pl
1343	}	1462	}
1344	}	1463	}
1345	}	1464	}
1346		1465
…		…
1356		1475
1357	aio_mkdir playerdir $pl, 0770;	1476	aio_mkdir playerdir $pl, 0770;
1358	$pl->{last_save} = $cf::RUNTIME;	1477	$pl->{last_save} = $cf::RUNTIME;
1359		1478
1360	$pl->save_pl ($path);	1479	$pl->save_pl ($path);
1361	Coro::cede;	1480	cf::cede_to_tick;
1362	}	1481	}
1363		1482
1364	sub new($) {	1483	sub new($) {
1365	my ($login) = @_;	1484	my ($login) = @_;
1366		1485
…		…
1444	or return [];	1563	or return [];
1445		1564
1446	my @logins;	1565	my @logins;
1447		1566
1448	for my $login (@$dirs) {	1567	for my $login (@$dirs) {
		1568	my $path = path $login;
		1569
		1570	# a .pst is a dead give-away for a valid player
		1571	unless (-e "$path.pst") {
1449	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1572	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1450	aio_read $fh, 0, 512, my $buf, 0 or next;	1573	aio_read $fh, 0, 512, my $buf, 0 or next;
1451	$buf !~ /^password -------------$/m or next; # official not-valid tag	1574	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1575	}
1452		1576
1453	utf8::decode $login;	1577	utf8::decode $login;
1454	push @logins, $login;	1578	push @logins, $login;
1455	}	1579	}
1456		1580
…		…
1489		1613
1490	Expand crossfire pod fragments into protocol xml.	1614	Expand crossfire pod fragments into protocol xml.
1491		1615
1492	=cut	1616	=cut
1493		1617
		1618	use re 'eval';
		1619
		1620	my $group;
		1621	my $interior; $interior = qr{
		1622	# match a pod interior sequence sans C<< >>
		1623	(?:
		1624	\ (.*?)\ (?{ $group = $^N })
		1625	| < (??{$interior}) >
		1626	)
		1627	}x;
		1628
1494	sub expand_cfpod {	1629	sub expand_cfpod {
1495	((my $self), (local $_)) = @_;	1630	my ($self, $pod) = @_;
1496		1631
1497	# escape & and <	1632	my $xml;
1498	s/&/&amp;/g;
1499	s/(?<![BIUGH])</&lt;/g;
1500		1633
1501	# this is buggy, it needs to properly take care of nested <'s	1634	while () {
		1635	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
		1636	$group = $1;
1502		1637
1503	1 while	1638	$group =~ s/&/&amp;/g;
1504	# replace B<>, I<>, U<> etc.	1639	$group =~ s/</&lt;/g;
1505	s/B<([^\>]*)>/<b>$1<\/b>/	1640
1506	|| s/I<([^\>]*)>/<i>$1<\/i>/	1641	$xml .= $group;
1507	|| s/U<([^\>]*)>/<u>$1<\/u>/	1642	} elsif ($pod =~ m%\G
1508	# replace G<male|female> tags	1643	([BCGHITU])
1509	|| s{G<([^>|]*)\|([^>]*)>}{	1644	<
1510	$self->gender ? $2 : $1	1645	(?:
1511	}ge	1646	([^<>]*) (?{ $group = $^N })
1512	# replace H<hint text>	1647	| < $interior >
1513	|| s{H<([^\>]*)>}	1648	)
		1649	>
		1650	%gcsx
1514	{	1651	) {
		1652	my ($code, $data) = ($1, $group);
		1653
		1654	if ($code eq "B") {
		1655	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
		1656	} elsif ($code eq "I") {
		1657	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
		1658	} elsif ($code eq "U") {
		1659	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
		1660	} elsif ($code eq "C") {
		1661	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
		1662	} elsif ($code eq "T") {
		1663	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
		1664	} elsif ($code eq "G") {
		1665	my ($male, $female) = split /\|/, $data;
		1666	$data = $self->gender ? $female : $male;
		1667	$xml .= expand_cfpod ($self, $data);
		1668	} elsif ($code eq "H") {
1515	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",	1669	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1516	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",	1670	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1517	"")	1671	"")
1518	[$self->{hintmode}]	1672	[$self->{hintmode}];
		1673	} else {
		1674	$xml .= "error processing '$code($data)' directive";
1519	}ge;	1675	}
		1676	} else {
		1677	if ($pod =~ /\G(.+)/) {
		1678	warn "parse error while expanding $pod (at $1)";
		1679	}
		1680	last;
		1681	}
		1682	}
1520		1683
		1684	for ($xml) {
1521	# create single paragraphs (very hackish)	1685	# create single paragraphs (very hackish)
1522	s/(?<=\S)\n(?=\w)/ /g;	1686	s/(?<=\S)\n(?=\w)/ /g;
1523		1687
1524	# compress some whitespace	1688	# compress some whitespace
1525	s/\s+\n/\n/g; # ws line-ends	1689	s/\s+\n/\n/g; # ws line-ends
1526	s/\n\n+/\n/g; # double lines	1690	s/\n\n+/\n/g; # double lines
1527	s/^\n+//; # beginning lines	1691	s/^\n+//; # beginning lines
1528	s/\n+$//; # ending lines	1692	s/\n+$//; # ending lines
		1693	}
1529		1694
1530	$_	1695	$xml
1531	}	1696	}
		1697
		1698	no re 'eval';
1532		1699
1533	sub hintmode {	1700	sub hintmode {
1534	$_[0]{hintmode} = $_[1] if @_ > 1;	1701	$_[0]{hintmode} = $_[1] if @_ > 1;
1535	$_[0]{hintmode}	1702	$_[0]{hintmode}
1536	}	1703	}
…		…
1542	=cut	1709	=cut
1543		1710
1544	sub ext_reply($$@) {	1711	sub ext_reply($$@) {
1545	my ($self, $id, @msg) = @_;	1712	my ($self, $id, @msg) = @_;
1546		1713
1547	if ($self->ns->extcmd == 2) {	1714	$self->ns->ext_reply ($id, @msg)
1548	$self->send ("ext " . $self->ns->{json_coder}->encode (["reply-$id", @msg]));
1549	} elsif ($self->ns->extcmd == 1) {
1550	#TODO: version 1, remove
1551	unshift @msg, msgtype => "reply", msgid => $id;
1552	$self->send ("ext " . $self->ns->{json_coder}->encode ({@msg}));
1553	}
1554	}	1715	}
1555		1716
1556	=item $player->ext_msg ($type, @msg)	1717	=item $player->ext_msg ($type, @msg)
1557		1718
1558	Sends an ext event to the client.	1719	Sends an ext event to the client.
…		…
1614	our $MAX_RESET = 3600;	1775	our $MAX_RESET = 3600;
1615	our $DEFAULT_RESET = 3000;	1776	our $DEFAULT_RESET = 3000;
1616		1777
1617	sub generate_random_map {	1778	sub generate_random_map {
1618	my ($self, $rmp) = @_;	1779	my ($self, $rmp) = @_;
		1780
		1781	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1782
1619	# mit "rum" bekleckern, nicht	1783	# mit "rum" bekleckern, nicht
1620	$self->_create_random_map (	1784	$self->_create_random_map (
1621	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1785	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1622	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1786	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1623	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1787	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1745		1909
1746	# the temporary/swap location	1910	# the temporary/swap location
1747	sub save_path {	1911	sub save_path {
1748	my ($self) = @_;	1912	my ($self) = @_;
1749		1913
1750	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1914	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1751	"$TMPDIR/$path.map"	1915	"$TMPDIR/$path.map"
1752	}	1916	}
1753		1917
1754	# the unique path, undef == no special unique path	1918	# the unique path, undef == no special unique path
1755	sub uniq_path {	1919	sub uniq_path {
1756	my ($self) = @_;	1920	my ($self) = @_;
1757		1921
1758	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1922	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1759	"$UNIQUEDIR/$path"	1923	"$UNIQUEDIR/$path"
1760	}	1924	}
1761		1925
1762	# and all this just because we cannot iterate over	1926	# and all this just because we cannot iterate over
1763	# all maps in C++...	1927	# all maps in C++...
…		…
1786		1950
1787	sub load_header_from($) {	1951	sub load_header_from($) {
1788	my ($self, $path) = @_;	1952	my ($self, $path) = @_;
1789		1953
1790	utf8::encode $path;	1954	utf8::encode $path;
1791	#aio_open $path, O_RDONLY, 0	1955	my $f = new_from_file cf::object::thawer $path
1792	# or return;
1793
1794	$self->_load_header ($path)
1795	or return;	1956	or return;
		1957
		1958	$self->_load_header ($f)
		1959	or return;
		1960
		1961	local $MAP_LOADING{$self->{path}} = $self;
		1962	$f->resolve_delayed_derefs;
1796		1963
1797	$self->{load_path} = $path;	1964	$self->{load_path} = $path;
1798		1965
1799	1	1966	1
1800	}	1967	}
…		…
1854	sub find {	2021	sub find {
1855	my ($path, $origin) = @_;	2022	my ($path, $origin) = @_;
1856		2023
1857	$path = normalise $path, $origin && $origin->path;	2024	$path = normalise $path, $origin && $origin->path;
1858		2025
		2026	cf::lock_wait "map_data:$path";#d#remove
1859	cf::lock_wait "map_find:$path";	2027	cf::lock_wait "map_find:$path";
1860		2028
1861	$cf::MAP{$path} || do {	2029	$cf::MAP{$path} || do {
1862	my $guard = cf::lock_acquire "map_find:$path";	2030	my $guard1 = cf::lock_acquire "map_find:$path";
		2031	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
		2032
1863	my $map = new_from_path cf::map $path	2033	my $map = new_from_path cf::map $path
1864	or return;	2034	or return;
1865		2035
1866	$map->{last_save} = $cf::RUNTIME;	2036	$map->{last_save} = $cf::RUNTIME;
1867		2037
…		…
1869	or return;	2039	or return;
1870		2040
1871	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2041	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1872	# doing this can freeze the server in a sync job, obviously	2042	# doing this can freeze the server in a sync job, obviously
1873	#$cf::WAIT_FOR_TICK->wait;	2043	#$cf::WAIT_FOR_TICK->wait;
		2044	undef $guard1;
		2045	undef $guard2;
1874	$map->reset;	2046	$map->reset;
1875	undef $guard;
1876	return find $path;	2047	return find $path;
1877	}	2048	}
1878		2049
1879	$cf::MAP{$path} = $map	2050	$cf::MAP{$path} = $map
1880	}	2051	}
…		…
1889	local $self->{deny_reset} = 1; # loading can take a long time	2060	local $self->{deny_reset} = 1; # loading can take a long time
1890		2061
1891	my $path = $self->{path};	2062	my $path = $self->{path};
1892		2063
1893	{	2064	{
1894	my $guard = cf::lock_acquire "map_load:$path";	2065	my $guard = cf::lock_acquire "map_data:$path";
1895		2066
		2067	return unless $self->valid;
1896	return if $self->in_memory != cf::MAP_SWAPPED;	2068	return unless $self->in_memory == cf::MAP_SWAPPED;
1897		2069
1898	$self->in_memory (cf::MAP_LOADING);	2070	$self->in_memory (cf::MAP_LOADING);
1899		2071
1900	$self->alloc;	2072	$self->alloc;
1901		2073
1902	$self->pre_load;	2074	$self->pre_load;
1903	Coro::cede;	2075	cf::cede_to_tick;
1904		2076
		2077	my $f = new_from_file cf::object::thawer $self->{load_path};
		2078	$f->skip_block;
1905	$self->_load_objects ($self->{load_path}, 1)	2079	$self->_load_objects ($f)
1906	or return;	2080	or return;
1907		2081
1908	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2082	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1909	if delete $self->{load_original};	2083	if delete $self->{load_original};
1910		2084
1911	if (my $uniq = $self->uniq_path) {	2085	if (my $uniq = $self->uniq_path) {
1912	utf8::encode $uniq;	2086	utf8::encode $uniq;
1913	if (aio_open $uniq, O_RDONLY, 0) {	2087	unless (aio_stat $uniq) {
		2088	if (my $f = new_from_file cf::object::thawer $uniq) {
1914	$self->clear_unique_items;	2089	$self->clear_unique_items;
1915	$self->_load_objects ($uniq, 0);	2090	$self->_load_objects ($f);
		2091	$f->resolve_delayed_derefs;
		2092	}
1916	}	2093	}
1917	}	2094	}
1918		2095
1919	Coro::cede;	2096	$f->resolve_delayed_derefs;
		2097
		2098	cf::cede_to_tick;
1920	# now do the right thing for maps	2099	# now do the right thing for maps
1921	$self->link_multipart_objects;	2100	$self->link_multipart_objects;
1922	$self->difficulty ($self->estimate_difficulty)	2101	$self->difficulty ($self->estimate_difficulty)
1923	unless $self->difficulty;	2102	unless $self->difficulty;
1924	Coro::cede;	2103	cf::cede_to_tick;
1925		2104
1926	unless ($self->{deny_activate}) {	2105	unless ($self->{deny_activate}) {
1927	$self->decay_objects;	2106	$self->decay_objects;
1928	$self->fix_auto_apply;	2107	$self->fix_auto_apply;
1929	$self->update_buttons;	2108	$self->update_buttons;
1930	Coro::cede;	2109	cf::cede_to_tick;
1931	$self->set_darkness_map;	2110	$self->set_darkness_map;
1932	Coro::cede;	2111	cf::cede_to_tick;
1933	$self->activate;	2112	$self->activate;
1934	}	2113	}
1935		2114
1936	$self->{last_save} = $cf::RUNTIME;	2115	$self->{last_save} = $cf::RUNTIME;
1937	$self->last_access ($cf::RUNTIME);	2116	$self->last_access ($cf::RUNTIME);
…		…
1953		2132
1954	$self	2133	$self
1955	}	2134	}
1956		2135
1957	# find and load all maps in the 3x3 area around a map	2136	# find and load all maps in the 3x3 area around a map
1958	sub load_diag {	2137	sub load_neighbours {
1959	my ($map) = @_;	2138	my ($map) = @_;
1960		2139
1961	my @diag; # diagonal neighbours	2140	my @neigh; # diagonal neighbours
1962		2141
1963	for (0 .. 3) {	2142	for (0 .. 3) {
1964	my $neigh = $map->tile_path ($_)	2143	my $neigh = $map->tile_path ($_)
1965	or next;	2144	or next;
1966	$neigh = find $neigh, $map	2145	$neigh = find $neigh, $map
1967	or next;	2146	or next;
1968	$neigh->load;	2147	$neigh->load;
1969		2148
		2149	push @neigh,
1970	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2150	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1971	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2151	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1972	}	2152	}
1973		2153
1974	for (@diag) {	2154	for (grep defined $_->[0], @neigh) {
		2155	my ($path, $origin) = @$_;
1975	my $neigh = find @$_	2156	my $neigh = find $path, $origin
1976	or next;	2157	or next;
1977	$neigh->load;	2158	$neigh->load;
1978	}	2159	}
1979	}	2160	}
1980		2161
…		…
1985	}	2166	}
1986		2167
1987	sub do_load_sync {	2168	sub do_load_sync {
1988	my ($map) = @_;	2169	my ($map) = @_;
1989		2170
		2171	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2172	if $Coro::current == $Coro::main;
		2173
1990	cf::sync_job { $map->load };	2174	cf::sync_job { $map->load };
1991	}	2175	}
1992		2176
1993	our %MAP_PREFETCH;	2177	our %MAP_PREFETCH;
1994	our $MAP_PREFETCHER = undef;	2178	our $MAP_PREFETCHER = undef;
1995		2179
1996	sub find_async {	2180	sub find_async {
1997	my ($path, $origin) = @_;	2181	my ($path, $origin, $load) = @_;
1998		2182
1999	$path = normalise $path, $origin && $origin->{path};	2183	$path = normalise $path, $origin && $origin->{path};
2000		2184
2001	if (my $map = $cf::MAP{$path}) {	2185	if (my $map = $cf::MAP{$path}) {
2002	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2186	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;
2003	}	2187	}
2004		2188
2005	undef $MAP_PREFETCH{$path};	2189	$MAP_PREFETCH{$path} |= $load;
		2190
2006	$MAP_PREFETCHER ||= cf::async {	2191	$MAP_PREFETCHER ||= cf::async {
		2192	$Coro::current->{desc} = "map prefetcher";
		2193
2007	while (%MAP_PREFETCH) {	2194	while (%MAP_PREFETCH) {
2008	for my $path (keys %MAP_PREFETCH) {	2195	while (my ($k, $v) = each %MAP_PREFETCH) {
2009	if (my $map = find $path) {	2196	if (my $map = find $k) {
2010	$map->load;	2197	$map->load if $v;
2011	}	2198	}
2012		2199
2013	delete $MAP_PREFETCH{$path};	2200	delete $MAP_PREFETCH{$k};
2014	}	2201	}
2015	}	2202	}
2016	undef $MAP_PREFETCHER;	2203	undef $MAP_PREFETCHER;
2017	};	2204	};
2018	$MAP_PREFETCHER->prio (6);	2205	$MAP_PREFETCHER->prio (6);
…		…
2021	}	2208	}
2022		2209
2023	sub save {	2210	sub save {
2024	my ($self) = @_;	2211	my ($self) = @_;
2025		2212
2026	my $lock = cf::lock_acquire "map_data:" . $self->path;	2213	my $lock = cf::lock_acquire "map_data:$self->{path}";
2027		2214
2028	$self->{last_save} = $cf::RUNTIME;	2215	$self->{last_save} = $cf::RUNTIME;
2029		2216
2030	return unless $self->dirty;	2217	return unless $self->dirty;
2031		2218
…		…
2037	return if $self->{deny_save};	2224	return if $self->{deny_save};
2038		2225
2039	local $self->{last_access} = $self->last_access;#d#	2226	local $self->{last_access} = $self->last_access;#d#
2040		2227
2041	cf::async {	2228	cf::async {
		2229	$Coro::current->{desc} = "map player save";
2042	$_->contr->save for $self->players;	2230	$_->contr->save for $self->players;
2043	};	2231	};
2044		2232
2045	if ($uniq) {	2233	if ($uniq) {
2046	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2234	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
…		…
2054	my ($self) = @_;	2242	my ($self) = @_;
2055		2243
2056	# save first because save cedes	2244	# save first because save cedes
2057	$self->save;	2245	$self->save;
2058		2246
2059	my $lock = cf::lock_acquire "map_data:" . $self->path;	2247	my $lock = cf::lock_acquire "map_data:$self->{path}";
2060		2248
2061	return if $self->players;	2249	return if $self->players;
2062	return if $self->in_memory != cf::MAP_IN_MEMORY;	2250	return if $self->in_memory != cf::MAP_IN_MEMORY;
2063	return if $self->{deny_save};	2251	return if $self->{deny_save};
2064		2252
		2253	$self->in_memory (cf::MAP_SWAPPED);
		2254
		2255	$self->deactivate;
		2256	$_->clear_links_to ($self) for values %cf::MAP;
2065	$self->clear;	2257	$self->clear;
2066	$self->in_memory (cf::MAP_SWAPPED);
2067	}	2258	}
2068		2259
2069	sub reset_at {	2260	sub reset_at {
2070	my ($self) = @_;	2261	my ($self) = @_;
2071		2262
…		…
2103	if $uniq;	2294	if $uniq;
2104	}	2295	}
2105		2296
2106	delete $cf::MAP{$self->path};	2297	delete $cf::MAP{$self->path};
2107		2298
		2299	$self->deactivate;
		2300	$_->clear_links_to ($self) for values %cf::MAP;
2108	$self->clear;	2301	$self->clear;
2109
2110	$_->clear_links_to ($self) for values %cf::MAP;
2111		2302
2112	$self->unlink_save;	2303	$self->unlink_save;
2113	$self->destroy;	2304	$self->destroy;
2114	}	2305	}
2115		2306
2116	my $nuke_counter = "aaaa";	2307	my $nuke_counter = "aaaa";
2117		2308
2118	sub nuke {	2309	sub nuke {
2119	my ($self) = @_;	2310	my ($self) = @_;
2120		2311
		2312	{
		2313	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2314
2121	delete $cf::MAP{$self->path};	2315	delete $cf::MAP{$self->path};
2122		2316
2123	$self->unlink_save;	2317	$self->unlink_save;
2124		2318
2125	bless $self, "cf::map";	2319	bless $self, "cf::map";
2126	delete $self->{deny_reset};	2320	delete $self->{deny_reset};
2127	$self->{deny_save} = 1;	2321	$self->{deny_save} = 1;
2128	$self->reset_timeout (1);	2322	$self->reset_timeout (1);
2129	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2323	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2130		2324
2131	$cf::MAP{$self->path} = $self;	2325	$cf::MAP{$self->path} = $self;
		2326	}
2132		2327
2133	$self->reset; # polite request, might not happen	2328	$self->reset; # polite request, might not happen
2134	}	2329	}
2135		2330
2136	=item $maps = cf::map::tmp_maps	2331	=item $maps = cf::map::tmp_maps
…		…
2178		2373
2179	sub unique_maps() {	2374	sub unique_maps() {
2180	[	2375	[
2181	map {	2376	map {
2182	utf8::decode $_;	2377	utf8::decode $_;
2183	/\.map$/	2378	s/\.map$//; # TODO future compatibility hack
		2379	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2380	? ()
2184	? normalise $_	2381	: normalise $_
2185	: ()
2186	} @{ aio_readdir $UNIQUEDIR or [] }	2382	} @{ aio_readdir $UNIQUEDIR or [] }
2187	]	2383	]
2188	}	2384	}
2189		2385
2190	package cf;
2191
2192	=back	2386	=back
2193		2387
2194	=head3 cf::object	2388	=head3 cf::object
2195		2389
2196	=cut	2390	=cut
…		…
2199		2393
2200	=over 4	2394	=over 4
2201		2395
2202	=item $ob->inv_recursive	2396	=item $ob->inv_recursive
2203		2397
2204	Returns the inventory of the object _and_ their inventories, recursively.	2398	Returns the inventory of the object I<and> their inventories, recursively,
		2399	but I<not> the object itself.
2205		2400
2206	=cut	2401	=cut
2207		2402
2208	sub inv_recursive_;	2403	sub inv_recursive_;
2209	sub inv_recursive_ {	2404	sub inv_recursive_ {
2210	map { $_, inv_recursive_ $_->inv } @_	2405	map { $_, inv_recursive_ $_->inv } @_
2211	}	2406	}
2212		2407
2213	sub inv_recursive {	2408	sub inv_recursive {
2214	inv_recursive_ inv $_[0]	2409	inv_recursive_ inv $_[0]
		2410	}
		2411
		2412	=item $ref = $ob->ref
		2413
		2414	Creates and returns a persistent reference to an object that can be stored as a string.
		2415
		2416	=item $ob = cf::object::deref ($refstring)
		2417
		2418	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2419	even if the object actually exists. May block.
		2420
		2421	=cut
		2422
		2423	sub deref {
		2424	my ($ref) = @_;
		2425
		2426	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2427	my ($uuid, $name) = ($1, $2);
		2428	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2429	or return;
		2430	$pl->ob->uuid eq $uuid
		2431	or return;
		2432
		2433	$pl->ob
		2434	} else {
		2435	warn "$ref: cannot resolve object reference\n";
		2436	undef
		2437	}
2215	}	2438	}
2216		2439
2217	package cf;	2440	package cf;
2218		2441
2219	=back	2442	=back
…		…
2349	# use -1 or undef as default coordinates, not 0, 0	2572	# use -1 or undef as default coordinates, not 0, 0
2350	($x, $y) = ($map->enter_x, $map->enter_y)	2573	($x, $y) = ($map->enter_x, $map->enter_y)
2351	if $x <=0 && $y <= 0;	2574	if $x <=0 && $y <= 0;
2352		2575
2353	$map->load;	2576	$map->load;
2354	$map->load_diag;	2577	$map->load_neighbours;
2355		2578
2356	return unless $self->contr->active;	2579	return unless $self->contr->active;
2357	$self->activate_recursive;	2580	$self->activate_recursive;
2358		2581
2359	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2582	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
…		…
2379	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2602	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2380		2603
2381	$self->enter_link;	2604	$self->enter_link;
2382		2605
2383	(async {	2606	(async {
		2607	$Coro::current->{desc} = "player::goto $path $x $y";
		2608
		2609	# *tag paths override both path and x|y
		2610	if ($path =~ /^\*(.*)$/) {
		2611	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2612	my $ob = $obs[rand @obs];
		2613
		2614	# see if we actually can go there
		2615	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2616	$ob = $obs[rand @obs];
		2617	} else {
		2618	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2619	}
		2620	# else put us there anyways for now #d#
		2621
		2622	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2623	} else {
		2624	($path, $x, $y) = (undef, undef, undef);
		2625	}
		2626	}
		2627
2384	my $map = eval {	2628	my $map = eval {
2385	my $map = cf::map::find $path;	2629	my $map = defined $path ? cf::map::find $path : undef;
2386		2630
2387	if ($map) {	2631	if ($map) {
2388	$map = $map->customise_for ($self);	2632	$map = $map->customise_for ($self);
2389	$map = $check->($map) if $check && $map;	2633	$map = $check->($map) if $check && $map;
2390	} else {	2634	} else {
2391	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2635	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2392	}	2636	}
2393		2637
2394	$map	2638	$map
2395	};	2639	};
2396		2640
…		…
2449	$rmp->{origin_y} = $exit->y;	2693	$rmp->{origin_y} = $exit->y;
2450	}	2694	}
2451		2695
2452	$rmp->{random_seed} ||= $exit->random_seed;	2696	$rmp->{random_seed} ||= $exit->random_seed;
2453		2697
2454	my $data = cf::to_json $rmp;	2698	my $data = cf::encode_json $rmp;
2455	my $md5 = Digest::MD5::md5_hex $data;	2699	my $md5 = Digest::MD5::md5_hex $data;
2456	my $meta = "$RANDOMDIR/$md5.meta";	2700	my $meta = "$RANDOMDIR/$md5.meta";
2457		2701
2458	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2702	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2459	aio_write $fh, 0, (length $data), $data, 0;	2703	aio_write $fh, 0, (length $data), $data, 0;
…		…
2486	# if exit is damned, update players death & WoR home-position	2730	# if exit is damned, update players death & WoR home-position
2487	$self->contr->savebed ($slaying, $hp, $sp)	2731	$self->contr->savebed ($slaying, $hp, $sp)
2488	if $exit->flag (FLAG_DAMNED);	2732	if $exit->flag (FLAG_DAMNED);
2489		2733
2490	(async {	2734	(async {
		2735	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";
		2736
2491	$self->deactivate_recursive; # just to be sure	2737	$self->deactivate_recursive; # just to be sure
2492	unless (eval {	2738	unless (eval {
2493	$self->goto ($slaying, $hp, $sp);	2739	$self->goto ($slaying, $hp, $sp);
2494		2740
2495	1;	2741	1;
…		…
2530	the message, with C<log> being the default. If C<$color> is negative, suppress	2776	the message, with C<log> being the default. If C<$color> is negative, suppress
2531	the message unless the client supports the msg packet.	2777	the message unless the client supports the msg packet.
2532		2778
2533	=cut	2779	=cut
2534		2780
		2781	# non-persistent channels (usually the info channel)
		2782	our %CHANNEL = (
		2783	"c/identify" => {
		2784	id => "infobox",
		2785	title => "Identify",
		2786	reply => undef,
		2787	tooltip => "Items recently identified",
		2788	},
		2789	"c/examine" => {
		2790	id => "infobox",
		2791	title => "Examine",
		2792	reply => undef,
		2793	tooltip => "Signs and other items you examined",
		2794	},
		2795	"c/book" => {
		2796	id => "infobox",
		2797	title => "Book",
		2798	reply => undef,
		2799	tooltip => "The contents of a note or book",
		2800	},
		2801	"c/lookat" => {
		2802	id => "infobox",
		2803	title => "Look",
		2804	reply => undef,
		2805	tooltip => "What you saw there",
		2806	},
		2807	"c/who" => {
		2808	id => "infobox",
		2809	title => "Players",
		2810	reply => undef,
		2811	tooltip => "Shows players who are currently online",
		2812	},
		2813	"c/body" => {
		2814	id => "infobox",
		2815	title => "Body Parts",
		2816	reply => undef,
		2817	tooltip => "Shows which body parts you posess and are available",
		2818	},
		2819	"c/uptime" => {
		2820	id => "infobox",
		2821	title => "Uptime",
		2822	reply => undef,
		2823	tooltip => "How long the server has been running since last restart",
		2824	},
		2825	"c/mapinfo" => {
		2826	id => "infobox",
		2827	title => "Map Info",
		2828	reply => undef,
		2829	tooltip => "Information related to the maps",
		2830	},
		2831	);
		2832
2535	sub cf::client::send_msg {	2833	sub cf::client::send_msg {
2536	my ($self, $channel, $msg, $color, @extra) = @_;	2834	my ($self, $channel, $msg, $color, @extra) = @_;
2537		2835
2538	$msg = $self->pl->expand_cfpod ($msg);	2836	$msg = $self->pl->expand_cfpod ($msg);
2539		2837
2540	$color &= cf::NDI_CLIENT_MASK; # just in case...	2838	$color &= cf::NDI_CLIENT_MASK; # just in case...
2541		2839
		2840	# check predefined channels, for the benefit of C
		2841	if ($CHANNEL{$channel}) {
		2842	$channel = $CHANNEL{$channel};
		2843
		2844	$self->ext_msg (channel_info => $channel)
		2845	if $self->can_msg;
		2846
		2847	$channel = $channel->{id};
		2848
2542	if (ref $channel) {	2849	} elsif (ref $channel) {
2543	# send meta info to client, if not yet sent	2850	# send meta info to client, if not yet sent
2544	unless (exists $self->{channel}{$channel->{id}}) {	2851	unless (exists $self->{channel}{$channel->{id}}) {
2545	$self->{channel}{$channel->{id}} = $channel;	2852	$self->{channel}{$channel->{id}} = $channel;
2546	$self->ext_msg (channel_info => $channel);	2853	$self->ext_msg (channel_info => $channel)
		2854	if $self->can_msg;
2547	}	2855	}
2548		2856
2549	$channel = $channel->{id};	2857	$channel = $channel->{id};
2550	}	2858	}
2551		2859
…		…
2573	$color &= cf::NDI_COLOR_MASK;	2881	$color &= cf::NDI_COLOR_MASK;
2574		2882
2575	utf8::encode $msg;	2883	utf8::encode $msg;
2576		2884
2577	if (0 && $msg =~ /\[/) {	2885	if (0 && $msg =~ /\[/) {
		2886	# COMMAND/INFO
2578	$self->send_packet ("drawextinfo $color 4 0 $msg")	2887	$self->send_packet ("drawextinfo $color 10 8 $msg")
2579	} else {	2888	} else {
2580	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	2889	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2581	$self->send_packet ("drawinfo $color $msg")	2890	$self->send_packet ("drawinfo $color $msg")
2582	}	2891	}
2583	}	2892	}
…		…
2591	=cut	2900	=cut
2592		2901
2593	sub cf::client::ext_msg($$@) {	2902	sub cf::client::ext_msg($$@) {
2594	my ($self, $type, @msg) = @_;	2903	my ($self, $type, @msg) = @_;
2595		2904
2596	my $extcmd = $self->extcmd;
2597
2598	if ($extcmd == 2) {	2905	if ($self->extcmd == 2) {
2599	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	2906	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2600	} elsif ($extcmd == 1) { # TODO: remove	2907	} elsif ($self->extcmd == 1) { # TODO: remove
2601	push @msg, msgtype => "event_$type";	2908	push @msg, msgtype => "event_$type";
		2909	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2910	}
		2911	}
		2912
		2913	=item $client->ext_reply ($msgid, @msg)
		2914
		2915	Sends an ext reply to the client.
		2916
		2917	=cut
		2918
		2919	sub cf::client::ext_reply($$@) {
		2920	my ($self, $id, @msg) = @_;
		2921
		2922	if ($self->extcmd == 2) {
		2923	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2924	} elsif ($self->extcmd == 1) {
		2925	#TODO: version 1, remove
		2926	unshift @msg, msgtype => "reply", msgid => $id;
2602	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2927	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2603	}	2928	}
2604	}	2929	}
2605		2930
2606	=item $success = $client->query ($flags, "text", \&cb)	2931	=item $success = $client->query ($flags, "text", \&cb)
…		…
2668	my ($type, $reply, @payload) =	2993	my ($type, $reply, @payload) =
2669	"ARRAY" eq ref $msg	2994	"ARRAY" eq ref $msg
2670	? @$msg	2995	? @$msg
2671	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	2996	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2672		2997
		2998	my @reply;
		2999
2673	if (my $cb = $EXTICMD{$type}) {	3000	if (my $cb = $EXTICMD{$type}) {
2674	my @reply = $cb->($ns, @payload);	3001	@reply = $cb->($ns, @payload);
2675
2676	$ns->ext_reply ($reply, @reply)
2677	if $reply;
2678	}	3002	}
		3003
		3004	$ns->ext_reply ($reply, @reply)
		3005	if $reply;
		3006
2679	} else {	3007	} else {
2680	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3008	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2681	}	3009	}
2682		3010
2683	cf::override;	3011	cf::override;
…		…
2743	=pod	3071	=pod
2744		3072
2745	The following functions and methods are available within a safe environment:	3073	The following functions and methods are available within a safe environment:
2746		3074
2747	cf::object	3075	cf::object
2748	contr pay_amount pay_player map x y force_find force_add	3076	contr pay_amount pay_player map x y force_find force_add destroy
2749	insert remove	3077	insert remove name archname title slaying race decrease_ob_nr
2750		3078
2751	cf::object::player	3079	cf::object::player
2752	player	3080	player
2753		3081
2754	cf::player	3082	cf::player
…		…
2759		3087
2760	=cut	3088	=cut
2761		3089
2762	for (	3090	for (
2763	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3091	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2764	insert remove inv)],	3092	insert remove inv name archname title slaying race
		3093	decrease_ob_nr destroy)],
2765	["cf::object::player" => qw(player)],	3094	["cf::object::player" => qw(player)],
2766	["cf::player" => qw(peaceful)],	3095	["cf::player" => qw(peaceful)],
2767	["cf::map" => qw(trigger)],	3096	["cf::map" => qw(trigger)],
2768	) {	3097	) {
2769	no strict 'refs';	3098	no strict 'refs';
…		…
2845	# the server's init and main functions	3174	# the server's init and main functions
2846		3175
2847	sub load_facedata($) {	3176	sub load_facedata($) {
2848	my ($path) = @_;	3177	my ($path) = @_;
2849		3178
		3179	# HACK to clear player env face cache, we need some signal framework
		3180	# for this (global event?)
		3181	%ext::player_env::MUSIC_FACE_CACHE = ();
		3182
		3183	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3184
2850	warn "loading facedata from $path\n";	3185	warn "loading facedata from $path\n";
2851		3186
2852	my $facedata;	3187	my $facedata;
2853	0 < aio_load $path, $facedata	3188	0 < aio_load $path, $facedata
2854	or die "$path: $!";	3189	or die "$path: $!";
…		…
2856	$facedata = Coro::Storable::thaw $facedata;	3191	$facedata = Coro::Storable::thaw $facedata;
2857		3192
2858	$facedata->{version} == 2	3193	$facedata->{version} == 2
2859	or cf::cleanup "$path: version mismatch, cannot proceed.";	3194	or cf::cleanup "$path: version mismatch, cannot proceed.";
2860		3195
		3196	# patch in the exptable
		3197	$facedata->{resource}{"res/exp_table"} = {
		3198	type => FT_RSRC,
		3199	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3200	};
		3201	cf::cede_to_tick;
		3202
2861	{	3203	{
2862	my $faces = $facedata->{faceinfo};	3204	my $faces = $facedata->{faceinfo};
2863		3205
2864	while (my ($face, $info) = each %$faces) {	3206	while (my ($face, $info) = each %$faces) {
2865	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3207	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3208
2866	cf::face::set_visibility $idx, $info->{visibility};	3209	cf::face::set_visibility $idx, $info->{visibility};
2867	cf::face::set_magicmap $idx, $info->{magicmap};	3210	cf::face::set_magicmap $idx, $info->{magicmap};
2868	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3211	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2869	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3212	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2870		3213
2871	cf::cede_to_tick;	3214	cf::cede_to_tick;
2872	}	3215	}
2873		3216
2874	while (my ($face, $info) = each %$faces) {	3217	while (my ($face, $info) = each %$faces) {
2875	next unless $info->{smooth};	3218	next unless $info->{smooth};
		3219
2876	my $idx = cf::face::find $face	3220	my $idx = cf::face::find $face
2877	or next;	3221	or next;
		3222
2878	if (my $smooth = cf::face::find $info->{smooth}) {	3223	if (my $smooth = cf::face::find $info->{smooth}) {
2879	cf::face::set_smooth $idx, $smooth;	3224	cf::face::set_smooth $idx, $smooth;
2880	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3225	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2881	} else {	3226	} else {
2882	warn "smooth face '$info->{smooth}' not found for face '$face'";	3227	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2899		3244
2900	{	3245	{
2901	# TODO: for gcfclient pleasure, we should give resources	3246	# TODO: for gcfclient pleasure, we should give resources
2902	# that gcfclient doesn't grok a >10000 face index.	3247	# that gcfclient doesn't grok a >10000 face index.
2903	my $res = $facedata->{resource};	3248	my $res = $facedata->{resource};
2904	my $enc = JSON::XS->new->utf8->canonical;
2905
2906	my $soundconf = delete $res->{"res/sound.conf"};
2907		3249
2908	while (my ($name, $info) = each %$res) {	3250	while (my ($name, $info) = each %$res) {
2909	my $meta = $enc->encode ({	3251	if (defined $info->{type}) {
2910	name => $name,
2911	%{ $info->{meta} || {} },
2912	});
2913
2914	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3252	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3253	my $data;
2915		3254
2916	if ($info->{type} & 1) {	3255	if ($info->{type} & 1) {
2917	# prepend meta info	3256	# prepend meta info
2918		3257
		3258	my $meta = $enc->encode ({
		3259	name => $name,
		3260	%{ $info->{meta} || {} },
		3261	});
		3262
2919	my $data = pack "(w/a*)*", $meta, $info->{data};	3263	$data = pack "(w/a*)*", $meta, $info->{data};
2920	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata	3264	} else {
		3265	$data = $info->{data};
		3266	}
2921		3267
2922	cf::face::set_data $idx, 0, $data, $chk;	3268	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3269	cf::face::set_type $idx, $info->{type};
2923	} else {	3270	} else {
2924	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};	3271	$RESOURCE{$name} = $info;
2925	}	3272	}
2926		3273
2927	cf::face::set_type $idx, $info->{type};
2928
2929	cf::cede_to_tick;	3274	cf::cede_to_tick;
2930	}	3275	}
2931
2932	if ($soundconf) {
2933	$soundconf = $enc->decode (delete $soundconf->{data});
2934
2935	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2936	my $sound = $soundconf->{compat}[$_]
2937	or next;
2938
2939	my $face = cf::face::find "sound/$sound->[1]";
2940	cf::sound::set $sound->[0] => $face;
2941	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2942	}
2943
2944	while (my ($k, $v) = each %{$soundconf->{event}}) {
2945	my $face = cf::face::find "sound/$v";
2946	cf::sound::set $k => $face;
2947	}
2948	}
2949	}	3276	}
		3277
		3278	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2950		3279
2951	1	3280	1
2952	}	3281	}
		3282
		3283	cf::global->attach (on_resource_update => sub {
		3284	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3285	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3286
		3287	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3288	my $sound = $soundconf->{compat}[$_]
		3289	or next;
		3290
		3291	my $face = cf::face::find "sound/$sound->[1]";
		3292	cf::sound::set $sound->[0] => $face;
		3293	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3294	}
		3295
		3296	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3297	my $face = cf::face::find "sound/$v";
		3298	cf::sound::set $k => $face;
		3299	}
		3300	}
		3301	});
2953		3302
2954	register_exticmd fx_want => sub {	3303	register_exticmd fx_want => sub {
2955	my ($ns, $want) = @_;	3304	my ($ns, $want) = @_;
2956		3305
2957	while (my ($k, $v) = each %$want) {	3306	while (my ($k, $v) = each %$want) {
2958	$ns->fx_want ($k, $v);	3307	$ns->fx_want ($k, $v);
2959	}	3308	}
2960	};	3309	};
2961		3310
2962	sub reload_regions {	3311	sub reload_regions {
		3312	# HACK to clear player env face cache, we need some signal framework
		3313	# for this (global event?)
		3314	%ext::player_env::MUSIC_FACE_CACHE = ();
		3315
2963	load_resource_file "$MAPDIR/regions"	3316	load_resource_file "$MAPDIR/regions"
2964	or die "unable to load regions file\n";	3317	or die "unable to load regions file\n";
2965		3318
2966	for (cf::region::list) {	3319	for (cf::region::list) {
2967	$_->{match} = qr/$_->{match}/	3320	$_->{match} = qr/$_->{match}/
…		…
3003		3356
3004	sub init {	3357	sub init {
3005	reload_resources;	3358	reload_resources;
3006	}	3359	}
3007		3360
3008	sub cfg_load {	3361	sub reload_config {
3009	open my $fh, "<:utf8", "$CONFDIR/config"	3362	open my $fh, "<:utf8", "$CONFDIR/config"
3010	or return;	3363	or return;
3011		3364
3012	local $/;	3365	local $/;
3013	*CFG = YAML::Syck::Load <$fh>;	3366	*CFG = YAML::Load <$fh>;
3014		3367
3015	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3368	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3016		3369
3017	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3370	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3018	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3371	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3029	sub main {	3382	sub main {
3030	# we must not ever block the main coroutine	3383	# we must not ever block the main coroutine
3031	local $Coro::idle = sub {	3384	local $Coro::idle = sub {
3032	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3385	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3033	(async {	3386	(async {
3034	Event::one_event;	3387	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3388	EV::loop EV::LOOP_ONESHOT;
3035	})->prio (Coro::PRIO_MAX);	3389	})->prio (Coro::PRIO_MAX);
3036	};	3390	};
3037		3391
3038	cfg_load;	3392	reload_config;
3039	db_init;	3393	db_init;
3040	load_extensions;	3394	load_extensions;
3041		3395
3042	$TICK_WATCHER->start;	3396	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3397	evthread_start IO::AIO::poll_fileno;
3043	Event::loop;	3398	EV::loop;
3044	}	3399	}
3045		3400
3046	#############################################################################	3401	#############################################################################
3047	# initialisation and cleanup	3402	# initialisation and cleanup
3048		3403
3049	# install some emergency cleanup handlers	3404	# install some emergency cleanup handlers
3050	BEGIN {	3405	BEGIN {
		3406	our %SIGWATCHER = ();
3051	for my $signal (qw(INT HUP TERM)) {	3407	for my $signal (qw(INT HUP TERM)) {
3052	Event->signal (	3408	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3053	reentrant => 0,
3054	data => WF_AUTOCANCEL,
3055	signal => $signal,
3056	prio => 0,
3057	cb => sub {
3058	cf::cleanup "SIG$signal";	3409	cf::cleanup "SIG$signal";
3059	},
3060	);	3410	};
3061	}	3411	}
3062	}	3412	}
3063		3413
3064	sub write_runtime {	3414	sub write_runtime_sync {
3065	my $runtime = "$LOCALDIR/runtime";	3415	my $runtime = "$LOCALDIR/runtime";
3066		3416
3067	# first touch the runtime file to show we are still running:	3417	# first touch the runtime file to show we are still running:
3068	# the fsync below can take a very very long time.	3418	# the fsync below can take a very very long time.
3069		3419
…		…
3095	and return;	3445	and return;
3096		3446
3097	warn "runtime file written.\n";	3447	warn "runtime file written.\n";
3098		3448
3099	1	3449	1
		3450	}
		3451
		3452	our $uuid_lock;
		3453	our $uuid_skip;
		3454
		3455	sub write_uuid_sync($) {
		3456	$uuid_skip ||= $_[0];
		3457
		3458	return if $uuid_lock;
		3459	local $uuid_lock = 1;
		3460
		3461	my $uuid = "$LOCALDIR/uuid";
		3462
		3463	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3464	or return;
		3465
		3466	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3467	$uuid_skip = 0;
		3468
		3469	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3470	and return;
		3471
		3472	# always fsync - this file is important
		3473	aio_fsync $fh
		3474	and return;
		3475
		3476	close $fh
		3477	or return;
		3478
		3479	aio_rename "$uuid~", $uuid
		3480	and return;
		3481
		3482	warn "uuid file written ($value).\n";
		3483
		3484	1
		3485
		3486	}
		3487
		3488	sub write_uuid($$) {
		3489	my ($skip, $sync) = @_;
		3490
		3491	$sync ? write_uuid_sync $skip
		3492	: async { write_uuid_sync $skip };
3100	}	3493	}
3101		3494
3102	sub emergency_save() {	3495	sub emergency_save() {
3103	my $freeze_guard = cf::freeze_mainloop;	3496	my $freeze_guard = cf::freeze_mainloop;
3104		3497
…		…
3110	# and maps saved/destroyed asynchronously.	3503	# and maps saved/destroyed asynchronously.
3111	warn "begin emergency player save\n";	3504	warn "begin emergency player save\n";
3112	for my $login (keys %cf::PLAYER) {	3505	for my $login (keys %cf::PLAYER) {
3113	my $pl = $cf::PLAYER{$login} or next;	3506	my $pl = $cf::PLAYER{$login} or next;
3114	$pl->valid or next;	3507	$pl->valid or next;
		3508	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3115	$pl->save;	3509	$pl->save;
3116	}	3510	}
3117	warn "end emergency player save\n";	3511	warn "end emergency player save\n";
3118		3512
3119	warn "begin emergency map save\n";	3513	warn "begin emergency map save\n";
…		…
3125	warn "end emergency map save\n";	3519	warn "end emergency map save\n";
3126		3520
3127	warn "begin emergency database checkpoint\n";	3521	warn "begin emergency database checkpoint\n";
3128	BDB::db_env_txn_checkpoint $DB_ENV;	3522	BDB::db_env_txn_checkpoint $DB_ENV;
3129	warn "end emergency database checkpoint\n";	3523	warn "end emergency database checkpoint\n";
		3524
		3525	warn "begin write uuid\n";
		3526	write_uuid_sync 1;
		3527	warn "end write uuid\n";
3130	};	3528	};
3131		3529
3132	warn "leave emergency perl save\n";	3530	warn "leave emergency perl save\n";
3133	}	3531	}
3134		3532
…		…
3149	warn "reloading...";	3547	warn "reloading...";
3150		3548
3151	warn "entering sync_job";	3549	warn "entering sync_job";
3152		3550
3153	cf::sync_job {	3551	cf::sync_job {
3154	cf::write_runtime; # external watchdog should not bark	3552	cf::write_runtime_sync; # external watchdog should not bark
3155	cf::emergency_save;	3553	cf::emergency_save;
3156	cf::write_runtime; # external watchdog should not bark	3554	cf::write_runtime_sync; # external watchdog should not bark
3157		3555
3158	warn "syncing database to disk";	3556	warn "syncing database to disk";
3159	BDB::db_env_txn_checkpoint $DB_ENV;	3557	BDB::db_env_txn_checkpoint $DB_ENV;
3160		3558
3161	# if anything goes wrong in here, we should simply crash as we already saved	3559	# if anything goes wrong in here, we should simply crash as we already saved
3162
3163	warn "cancelling all WF_AUTOCANCEL watchers";
3164	for (Event::all_watchers) {
3165	$_->cancel if $_->data & WF_AUTOCANCEL;
3166	}
3167		3560
3168	warn "flushing outstanding aio requests";	3561	warn "flushing outstanding aio requests";
3169	for (;;) {	3562	for (;;) {
3170	BDB::flush;	3563	BDB::flush;
3171	IO::AIO::flush;	3564	IO::AIO::flush;
3172	Coro::cede;	3565	Coro::cede_notself;
3173	last unless IO::AIO::nreqs || BDB::nreqs;	3566	last unless IO::AIO::nreqs || BDB::nreqs;
3174	warn "iterate...";	3567	warn "iterate...";
3175	}	3568	}
3176		3569
3177	++$RELOAD;	3570	++$RELOAD;
…		…
3236	warn "reloading cf.pm";	3629	warn "reloading cf.pm";
3237	require cf;	3630	require cf;
3238	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3631	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3239		3632
3240	warn "loading config and database again";	3633	warn "loading config and database again";
3241	cf::cfg_load;	3634	cf::reload_config;
3242		3635
3243	warn "loading extensions";	3636	warn "loading extensions";
3244	cf::load_extensions;	3637	cf::load_extensions;
3245		3638
3246	warn "reattaching attachments to objects/players";	3639	warn "reattaching attachments to objects/players";
…		…
3253	warn "leaving sync_job";	3646	warn "leaving sync_job";
3254		3647
3255	1	3648	1
3256	} or do {	3649	} or do {
3257	warn $@;	3650	warn $@;
3258	warn "error while reloading, exiting.";	3651	cf::cleanup "error while reloading, exiting.";
3259	exit 1;
3260	};	3652	};
3261		3653
3262	warn "reloaded";	3654	warn "reloaded";
3263	};	3655	};
3264		3656
…		…
3266		3658
3267	sub reload_perl() {	3659	sub reload_perl() {
3268	# doing reload synchronously and two reloads happen back-to-back,	3660	# doing reload synchronously and two reloads happen back-to-back,
3269	# coro crashes during coro_state_free->destroy here.	3661	# coro crashes during coro_state_free->destroy here.
3270		3662
3271	$RELOAD_WATCHER ||= Event->timer (	3663	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3272	reentrant => 0,
3273	after => 0,
3274	data => WF_AUTOCANCEL,
3275	cb => sub {
3276	do_reload_perl;	3664	do_reload_perl;
3277	undef $RELOAD_WATCHER;	3665	undef $RELOAD_WATCHER;
3278	},
3279	);	3666	};
3280	}	3667	}
3281		3668
3282	register_command "reload" => sub {	3669	register_command "reload" => sub {
3283	my ($who, $arg) = @_;	3670	my ($who, $arg) = @_;
3284		3671
3285	if ($who->flag (FLAG_WIZ)) {	3672	if ($who->flag (FLAG_WIZ)) {
3286	$who->message ("reloading server.");	3673	$who->message ("reloading server.");
		3674	async {
		3675	$Coro::current->{desc} = "perl_reload";
3287	async { reload_perl };	3676	reload_perl;
		3677	};
3288	}	3678	}
3289	};	3679	};
3290		3680
3291	unshift @INC, $LIBDIR;	3681	unshift @INC, $LIBDIR;
3292		3682
…		…
3294		3684
3295	our @WAIT_FOR_TICK;	3685	our @WAIT_FOR_TICK;
3296	our @WAIT_FOR_TICK_BEGIN;	3686	our @WAIT_FOR_TICK_BEGIN;
3297		3687
3298	sub wait_for_tick {	3688	sub wait_for_tick {
3299	return unless $TICK_WATCHER->is_active;	3689	return if tick_inhibit;
3300	return if $Coro::current == $Coro::main;	3690	return if $Coro::current == $Coro::main;
3301		3691
3302	my $signal = new Coro::Signal;	3692	my $signal = new Coro::Signal;
3303	push @WAIT_FOR_TICK, $signal;	3693	push @WAIT_FOR_TICK, $signal;
3304	$signal->wait;	3694	$signal->wait;
3305	}	3695	}
3306		3696
3307	sub wait_for_tick_begin {	3697	sub wait_for_tick_begin {
3308	return unless $TICK_WATCHER->is_active;	3698	return if tick_inhibit;
3309	return if $Coro::current == $Coro::main;	3699	return if $Coro::current == $Coro::main;
3310		3700
3311	my $signal = new Coro::Signal;	3701	my $signal = new Coro::Signal;
3312	push @WAIT_FOR_TICK_BEGIN, $signal;	3702	push @WAIT_FOR_TICK_BEGIN, $signal;
3313	$signal->wait;	3703	$signal->wait;
3314	}	3704	}
3315		3705
3316	my $min = 1e6;#d#	3706	sub tick {
3317	my $avg = 10;
3318	$TICK_WATCHER = Event->timer (
3319	reentrant => 0,
3320	parked => 1,
3321	prio => 0,
3322	at => $NEXT_TICK || $TICK,
3323	data => WF_AUTOCANCEL,
3324	cb => sub {
3325	if ($Coro::current != $Coro::main) {	3707	if ($Coro::current != $Coro::main) {
3326	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3708	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3327	unless ++$bug_warning > 10;	3709	unless ++$bug_warning > 10;
3328	return;	3710	return;
3329	}	3711	}
3330		3712
3331	$NOW = $tick_start = Event::time;
3332
3333	cf::server_tick; # one server iteration	3713	cf::server_tick; # one server iteration
3334		3714
3335	0 && sync_job {#d#	3715	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3336	for(1..10) {	3716	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3337	my $t = Event::time;	3717	Coro::async_pool {
3338	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3718	$Coro::current->{desc} = "runtime saver";
3339	or die;	3719	write_runtime_sync
3340		3720	or warn "ERROR: unable to write runtime file: $!";
3341	$map->width (50);
3342	$map->height (50);
3343	$map->alloc;
3344	$map->_load_objects ("/tmp/x.map", 1);
3345	my $t = Event::time - $t;
3346
3347	#next unless $t < 0.0013;#d#
3348	if ($t < $min) {
3349	$min = $t;
3350	}
3351	$avg = $avg * 0.99 + $t * 0.01;
3352	}
3353	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3354	exit 0;
3355	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3356	};	3721	};
		3722	}
3357		3723
3358	$RUNTIME += $TICK;
3359	$NEXT_TICK += $TICK;
3360
3361	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3362	$NEXT_RUNTIME_WRITE = $NOW + 10;
3363	Coro::async_pool {
3364	write_runtime
3365	or warn "ERROR: unable to write runtime file: $!";
3366	};
3367	}
3368
3369	# my $AFTER = Event::time;
3370	# warn $AFTER - $NOW;#d#
3371
3372	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3724	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3373	$sig->send;	3725	$sig->send;
3374	}	3726	}
3375	while (my $sig = shift @WAIT_FOR_TICK) {	3727	while (my $sig = shift @WAIT_FOR_TICK) {
3376	$sig->send;	3728	$sig->send;
3377	}	3729	}
3378		3730
3379	$NOW = Event::time;	3731	$LOAD = ($NOW - $TICK_START) / $TICK;
3380
3381	# if we are delayed by four ticks or more, skip them all
3382	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3383
3384	$TICK_WATCHER->at ($NEXT_TICK);
3385	$TICK_WATCHER->start;
3386
3387	$LOAD = ($NOW - $tick_start) / $TICK;
3388	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3732	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3389		3733
3390	_post_tick;	3734	if (0) {
3391		3735	if ($NEXT_TICK) {
3392		3736	my $jitter = $TICK_START - $NEXT_TICK;
		3737	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3738	warn "jitter $JITTER\n";#d#
		3739	}
3393	},	3740	}
3394	);	3741	}
3395		3742
3396	{	3743	{
3397	BDB::max_poll_time $TICK * 0.1;	3744	# configure BDB
3398	$BDB_POLL_WATCHER = Event->io (	3745
3399	reentrant => 0,
3400	fd => BDB::poll_fileno,
3401	poll => 'r',
3402	prio => 0,
3403	data => WF_AUTOCANCEL,
3404	cb => \&BDB::poll_cb,
3405	);
3406	BDB::min_parallel 8;	3746	BDB::min_parallel 8;
3407		3747	BDB::max_poll_reqs $TICK * 0.1;
3408	BDB::set_sync_prepare {	3748	$Coro::BDB::WATCHER->priority (1);
3409	my $status;
3410	my $current = $Coro::current;
3411	(
3412	sub {
3413	$status = $!;
3414	$current->ready; undef $current;
3415	},
3416	sub {
3417	Coro::schedule while defined $current;
3418	$! = $status;
3419	},
3420	)
3421	};
3422		3749
3423	unless ($DB_ENV) {	3750	unless ($DB_ENV) {
3424	$DB_ENV = BDB::db_env_create;	3751	$DB_ENV = BDB::db_env_create;
		3752	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
		3753	| BDB::LOG_AUTOREMOVE, 1);
		3754	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3755	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3425		3756
3426	cf::sync_job {	3757	cf::sync_job {
3427	eval {	3758	eval {
3428	BDB::db_env_open	3759	BDB::db_env_open
3429	$DB_ENV,	3760	$DB_ENV,
…		…
3431	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3762	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3432	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3763	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3433	0666;	3764	0666;
3434		3765
3435	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3766	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3436
3437	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3438	$DB_ENV->set_lk_detect;
3439	};	3767	};
3440		3768
3441	cf::cleanup "db_env_open(db): $@" if $@;	3769	cf::cleanup "db_env_open(db): $@" if $@;
3442	};	3770	};
3443	}	3771	}
		3772
		3773	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3774	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3775	};
		3776	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3777	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3778	};
		3779	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3780	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3781	};
3444	}	3782	}
3445		3783
3446	{	3784	{
		3785	# configure IO::AIO
		3786
3447	IO::AIO::min_parallel 8;	3787	IO::AIO::min_parallel 8;
3448
3449	undef $Coro::AIO::WATCHER;
3450	IO::AIO::max_poll_time $TICK * 0.1;	3788	IO::AIO::max_poll_time $TICK * 0.1;
3451	$AIO_POLL_WATCHER = Event->io (	3789	$Coro::AIO::WATCHER->priority (1);
3452	reentrant => 0,
3453	data => WF_AUTOCANCEL,
3454	fd => IO::AIO::poll_fileno,
3455	poll => 'r',
3456	prio => 6,
3457	cb => \&IO::AIO::poll_cb,
3458	);
3459	}	3790	}
3460		3791
3461	my $_log_backtrace;	3792	my $_log_backtrace;
3462		3793
3463	sub _log_backtrace {	3794	sub _log_backtrace {
…		…
3467		3798
3468	# limit the # of concurrent backtraces	3799	# limit the # of concurrent backtraces
3469	if ($_log_backtrace < 2) {	3800	if ($_log_backtrace < 2) {
3470	++$_log_backtrace;	3801	++$_log_backtrace;
3471	async {	3802	async {
		3803	$Coro::current->{desc} = "abt $msg";
		3804
3472	my @bt = fork_call {	3805	my @bt = fork_call {
3473	@addr = map { sprintf "%x", $_ } @addr;	3806	@addr = map { sprintf "%x", $_ } @addr;
3474	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3807	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3475	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3808	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3476	or die "addr2line: $!";	3809	or die "addr2line: $!";

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