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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.320 by root, Tue Jul 24 22:49:40 2007 UTC vs.
Revision 1.415 by root, Thu Apr 10 15:35:16 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
…		…
1370	$self->{deny_save} = 1;	1489	$self->{deny_save} = 1;
1371		1490
1372	$cf::PLAYER{$login} = $self;	1491	$cf::PLAYER{$login} = $self;
1373		1492
1374	$self	1493	$self
		1494	}
		1495
		1496	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1497
		1498	=cut
		1499
		1500	sub send_msg {
		1501	my $ns = shift->ns
		1502	or return;
		1503	$ns->send_msg (@_);
1375	}	1504	}
1376		1505
1377	=item $pl->quit_character	1506	=item $pl->quit_character
1378		1507
1379	Nukes the player without looking back. If logged in, the connection will	1508	Nukes the player without looking back. If logged in, the connection will
…		…
1434	or return [];	1563	or return [];
1435		1564
1436	my @logins;	1565	my @logins;
1437		1566
1438	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") {
1439	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1572	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1440	aio_read $fh, 0, 512, my $buf, 0 or next;	1573	aio_read $fh, 0, 512, my $buf, 0 or next;
1441	$buf !~ /^password -------------$/m or next; # official not-valid tag	1574	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1575	}
1442		1576
1443	utf8::decode $login;	1577	utf8::decode $login;
1444	push @logins, $login;	1578	push @logins, $login;
1445	}	1579	}
1446		1580
…		…
1479		1613
1480	Expand crossfire pod fragments into protocol xml.	1614	Expand crossfire pod fragments into protocol xml.
1481		1615
1482	=cut	1616	=cut
1483		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
1484	sub expand_cfpod {	1629	sub expand_cfpod {
1485	((my $self), (local $_)) = @_;	1630	my ($self, $pod) = @_;
1486		1631
1487	# escape & and <	1632	my $xml;
1488	s/&/&amp;/g;
1489	s/(?<![BIUGH])</&lt;/g;
1490		1633
1491	# this is buggy, it needs to properly take care of nested <'s	1634	while () {
		1635	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
		1636	$group = $1;
1492		1637
1493	1 while	1638	$group =~ s/&/&amp;/g;
1494	# replace B<>, I<>, U<> etc.	1639	$group =~ s/</&lt;/g;
1495	s/B<([^\>]*)>/<b>$1<\/b>/	1640
1496	|| s/I<([^\>]*)>/<i>$1<\/i>/	1641	$xml .= $group;
1497	|| s/U<([^\>]*)>/<u>$1<\/u>/	1642	} elsif ($pod =~ m%\G
1498	# replace G<male|female> tags	1643	([BCGHITU])
1499	|| s{G<([^>|]*)\|([^>]*)>}{	1644	<
1500	$self->gender ? $2 : $1	1645	(?:
1501	}ge	1646	([^<>]*) (?{ $group = $^N })
1502	# replace H<hint text>	1647	| < $interior >
1503	|| s{H<([^\>]*)>}	1648	)
		1649	>
		1650	%gcsx
1504	{	1651	) {
		1652	my ($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") {
1505	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",	1669	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1506	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",	1670	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1507	"")	1671	"")
1508	[$self->{hintmode}]	1672	[$self->{hintmode}];
		1673	} else {
		1674	$xml .= "error processing '$code($data)' directive";
1509	}ge;	1675	}
		1676	} else {
		1677	if ($pod =~ /\G(.+)/) {
		1678	warn "parse error while expanding $pod (at $1)";
		1679	}
		1680	last;
		1681	}
		1682	}
1510		1683
		1684	for ($xml) {
1511	# create single paragraphs (very hackish)	1685	# create single paragraphs (very hackish)
1512	s/(?<=\S)\n(?=\w)/ /g;	1686	s/(?<=\S)\n(?=\w)/ /g;
1513		1687
1514	# compress some whitespace	1688	# compress some whitespace
1515	s/\s+\n/\n/g; # ws line-ends	1689	s/\s+\n/\n/g; # ws line-ends
1516	s/\n\n+/\n/g; # double lines	1690	s/\n\n+/\n/g; # double lines
1517	s/^\n+//; # beginning lines	1691	s/^\n+//; # beginning lines
1518	s/\n+$//; # ending lines	1692	s/\n+$//; # ending lines
		1693	}
1519		1694
1520	$_	1695	$xml
1521	}	1696	}
		1697
		1698	no re 'eval';
1522		1699
1523	sub hintmode {	1700	sub hintmode {
1524	$_[0]{hintmode} = $_[1] if @_ > 1;	1701	$_[0]{hintmode} = $_[1] if @_ > 1;
1525	$_[0]{hintmode}	1702	$_[0]{hintmode}
1526	}	1703	}
…		…
1532	=cut	1709	=cut
1533		1710
1534	sub ext_reply($$@) {	1711	sub ext_reply($$@) {
1535	my ($self, $id, @msg) = @_;	1712	my ($self, $id, @msg) = @_;
1536		1713
1537	if ($self->ns->extcmd == 2) {	1714	$self->ns->ext_reply ($id, @msg)
1538	$self->send ("ext " . $self->ns->{json_coder}->encode (["reply-$id", @msg]));
1539	} elsif ($self->ns->extcmd == 1) {
1540	#TODO: version 1, remove
1541	unshift @msg, msgtype => "reply", msgid => $id;
1542	$self->send ("ext " . $self->ns->{json_coder}->encode ({@msg}));
1543	}
1544	}	1715	}
1545		1716
1546	=item $player->ext_msg ($type, @msg)	1717	=item $player->ext_msg ($type, @msg)
1547		1718
1548	Sends an ext event to the client.	1719	Sends an ext event to the client.
…		…
1776		1947
1777	sub load_header_from($) {	1948	sub load_header_from($) {
1778	my ($self, $path) = @_;	1949	my ($self, $path) = @_;
1779		1950
1780	utf8::encode $path;	1951	utf8::encode $path;
1781	#aio_open $path, O_RDONLY, 0	1952	my $f = new_from_file cf::object::thawer $path
1782	# or return;
1783
1784	$self->_load_header ($path)
1785	or return;	1953	or return;
		1954
		1955	$self->_load_header ($f)
		1956	or return;
		1957
		1958	local $MAP_LOADING{$self->{path}} = $self;
		1959	$f->resolve_delayed_derefs;
1786		1960
1787	$self->{load_path} = $path;	1961	$self->{load_path} = $path;
1788		1962
1789	1	1963	1
1790	}	1964	}
…		…
1844	sub find {	2018	sub find {
1845	my ($path, $origin) = @_;	2019	my ($path, $origin) = @_;
1846		2020
1847	$path = normalise $path, $origin && $origin->path;	2021	$path = normalise $path, $origin && $origin->path;
1848		2022
		2023	cf::lock_wait "map_data:$path";#d#remove
1849	cf::lock_wait "map_find:$path";	2024	cf::lock_wait "map_find:$path";
1850		2025
1851	$cf::MAP{$path} || do {	2026	$cf::MAP{$path} || do {
1852	my $guard = cf::lock_acquire "map_find:$path";	2027	my $guard1 = cf::lock_acquire "map_find:$path";
		2028	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
		2029
1853	my $map = new_from_path cf::map $path	2030	my $map = new_from_path cf::map $path
1854	or return;	2031	or return;
1855		2032
1856	$map->{last_save} = $cf::RUNTIME;	2033	$map->{last_save} = $cf::RUNTIME;
1857		2034
…		…
1859	or return;	2036	or return;
1860		2037
1861	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2038	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1862	# doing this can freeze the server in a sync job, obviously	2039	# doing this can freeze the server in a sync job, obviously
1863	#$cf::WAIT_FOR_TICK->wait;	2040	#$cf::WAIT_FOR_TICK->wait;
		2041	undef $guard1;
		2042	undef $guard2;
1864	$map->reset;	2043	$map->reset;
1865	undef $guard;
1866	return find $path;	2044	return find $path;
1867	}	2045	}
1868		2046
1869	$cf::MAP{$path} = $map	2047	$cf::MAP{$path} = $map
1870	}	2048	}
…		…
1879	local $self->{deny_reset} = 1; # loading can take a long time	2057	local $self->{deny_reset} = 1; # loading can take a long time
1880		2058
1881	my $path = $self->{path};	2059	my $path = $self->{path};
1882		2060
1883	{	2061	{
1884	my $guard = cf::lock_acquire "map_load:$path";	2062	my $guard = cf::lock_acquire "map_data:$path";
1885		2063
		2064	return unless $self->valid;
1886	return if $self->in_memory != cf::MAP_SWAPPED;	2065	return unless $self->in_memory == cf::MAP_SWAPPED;
1887		2066
1888	$self->in_memory (cf::MAP_LOADING);	2067	$self->in_memory (cf::MAP_LOADING);
1889		2068
1890	$self->alloc;	2069	$self->alloc;
1891		2070
1892	$self->pre_load;	2071	$self->pre_load;
1893	Coro::cede;	2072	cf::cede_to_tick;
1894		2073
		2074	my $f = new_from_file cf::object::thawer $self->{load_path};
		2075	$f->skip_block;
1895	$self->_load_objects ($self->{load_path}, 1)	2076	$self->_load_objects ($f)
1896	or return;	2077	or return;
1897		2078
1898	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2079	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1899	if delete $self->{load_original};	2080	if delete $self->{load_original};
1900		2081
1901	if (my $uniq = $self->uniq_path) {	2082	if (my $uniq = $self->uniq_path) {
1902	utf8::encode $uniq;	2083	utf8::encode $uniq;
1903	if (aio_open $uniq, O_RDONLY, 0) {	2084	unless (aio_stat $uniq) {
		2085	if (my $f = new_from_file cf::object::thawer $uniq) {
1904	$self->clear_unique_items;	2086	$self->clear_unique_items;
1905	$self->_load_objects ($uniq, 0);	2087	$self->_load_objects ($f);
		2088	$f->resolve_delayed_derefs;
		2089	}
1906	}	2090	}
1907	}	2091	}
1908		2092
1909	Coro::cede;	2093	$f->resolve_delayed_derefs;
		2094
		2095	cf::cede_to_tick;
1910	# now do the right thing for maps	2096	# now do the right thing for maps
1911	$self->link_multipart_objects;	2097	$self->link_multipart_objects;
1912	$self->difficulty ($self->estimate_difficulty)	2098	$self->difficulty ($self->estimate_difficulty)
1913	unless $self->difficulty;	2099	unless $self->difficulty;
1914	Coro::cede;	2100	cf::cede_to_tick;
1915		2101
1916	unless ($self->{deny_activate}) {	2102	unless ($self->{deny_activate}) {
1917	$self->decay_objects;	2103	$self->decay_objects;
1918	$self->fix_auto_apply;	2104	$self->fix_auto_apply;
1919	$self->update_buttons;	2105	$self->update_buttons;
1920	Coro::cede;	2106	cf::cede_to_tick;
1921	$self->set_darkness_map;	2107	$self->set_darkness_map;
1922	Coro::cede;	2108	cf::cede_to_tick;
1923	$self->activate;	2109	$self->activate;
1924	}	2110	}
		2111
		2112	$self->{last_save} = $cf::RUNTIME;
		2113	$self->last_access ($cf::RUNTIME);
1925		2114
1926	$self->in_memory (cf::MAP_IN_MEMORY);	2115	$self->in_memory (cf::MAP_IN_MEMORY);
1927	}	2116	}
1928		2117
1929	$self->post_load;	2118	$self->post_load;
…		…
1940		2129
1941	$self	2130	$self
1942	}	2131	}
1943		2132
1944	# find and load all maps in the 3x3 area around a map	2133	# find and load all maps in the 3x3 area around a map
1945	sub load_diag {	2134	sub load_neighbours {
1946	my ($map) = @_;	2135	my ($map) = @_;
1947		2136
1948	my @diag; # diagonal neighbours	2137	my @neigh; # diagonal neighbours
1949		2138
1950	for (0 .. 3) {	2139	for (0 .. 3) {
1951	my $neigh = $map->tile_path ($_)	2140	my $neigh = $map->tile_path ($_)
1952	or next;	2141	or next;
1953	$neigh = find $neigh, $map	2142	$neigh = find $neigh, $map
1954	or next;	2143	or next;
1955	$neigh->load;	2144	$neigh->load;
1956		2145
		2146	push @neigh,
1957	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2147	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1958	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2148	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1959	}	2149	}
1960		2150
1961	for (@diag) {	2151	for (grep defined $_->[0], @neigh) {
		2152	my ($path, $origin) = @$_;
1962	my $neigh = find @$_	2153	my $neigh = find $path, $origin
1963	or next;	2154	or next;
1964	$neigh->load;	2155	$neigh->load;
1965	}	2156	}
1966	}	2157	}
1967		2158
…		…
1972	}	2163	}
1973		2164
1974	sub do_load_sync {	2165	sub do_load_sync {
1975	my ($map) = @_;	2166	my ($map) = @_;
1976		2167
		2168	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2169	if $Coro::current == $Coro::main;
		2170
1977	cf::sync_job { $map->load };	2171	cf::sync_job { $map->load };
1978	}	2172	}
1979		2173
1980	our %MAP_PREFETCH;	2174	our %MAP_PREFETCH;
1981	our $MAP_PREFETCHER = undef;	2175	our $MAP_PREFETCHER = undef;
1982		2176
1983	sub find_async {	2177	sub find_async {
1984	my ($path, $origin) = @_;	2178	my ($path, $origin, $load) = @_;
1985		2179
1986	$path = normalise $path, $origin && $origin->{path};	2180	$path = normalise $path, $origin && $origin->{path};
1987		2181
1988	if (my $map = $cf::MAP{$path}) {	2182	if (my $map = $cf::MAP{$path}) {
1989	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2183	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;
1990	}	2184	}
1991		2185
1992	undef $MAP_PREFETCH{$path};	2186	$MAP_PREFETCH{$path} |= $load;
		2187
1993	$MAP_PREFETCHER ||= cf::async {	2188	$MAP_PREFETCHER ||= cf::async {
		2189	$Coro::current->{desc} = "map prefetcher";
		2190
1994	while (%MAP_PREFETCH) {	2191	while (%MAP_PREFETCH) {
1995	for my $path (keys %MAP_PREFETCH) {	2192	while (my ($k, $v) = each %MAP_PREFETCH) {
1996	if (my $map = find $path) {	2193	if (my $map = find $k) {
1997	$map->load;	2194	$map->load if $v;
1998	}	2195	}
1999		2196
2000	delete $MAP_PREFETCH{$path};	2197	delete $MAP_PREFETCH{$k};
2001	}	2198	}
2002	}	2199	}
2003	undef $MAP_PREFETCHER;	2200	undef $MAP_PREFETCHER;
2004	};	2201	};
2005	$MAP_PREFETCHER->prio (6);	2202	$MAP_PREFETCHER->prio (6);
…		…
2008	}	2205	}
2009		2206
2010	sub save {	2207	sub save {
2011	my ($self) = @_;	2208	my ($self) = @_;
2012		2209
2013	my $lock = cf::lock_acquire "map_data:" . $self->path;	2210	my $lock = cf::lock_acquire "map_data:$self->{path}";
2014		2211
2015	$self->{last_save} = $cf::RUNTIME;	2212	$self->{last_save} = $cf::RUNTIME;
2016		2213
2017	return unless $self->dirty;	2214	return unless $self->dirty;
2018		2215
…		…
2024	return if $self->{deny_save};	2221	return if $self->{deny_save};
2025		2222
2026	local $self->{last_access} = $self->last_access;#d#	2223	local $self->{last_access} = $self->last_access;#d#
2027		2224
2028	cf::async {	2225	cf::async {
		2226	$Coro::current->{desc} = "map player save";
2029	$_->contr->save for $self->players;	2227	$_->contr->save for $self->players;
2030	};	2228	};
2031		2229
2032	if ($uniq) {	2230	if ($uniq) {
2033	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2231	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
…		…
2041	my ($self) = @_;	2239	my ($self) = @_;
2042		2240
2043	# save first because save cedes	2241	# save first because save cedes
2044	$self->save;	2242	$self->save;
2045		2243
2046	my $lock = cf::lock_acquire "map_data:" . $self->path;	2244	my $lock = cf::lock_acquire "map_data:$self->{path}";
2047		2245
2048	return if $self->players;	2246	return if $self->players;
2049	return if $self->in_memory != cf::MAP_IN_MEMORY;	2247	return if $self->in_memory != cf::MAP_IN_MEMORY;
2050	return if $self->{deny_save};	2248	return if $self->{deny_save};
2051		2249
		2250	$self->in_memory (cf::MAP_SWAPPED);
		2251
		2252	$self->deactivate;
		2253	$_->clear_links_to ($self) for values %cf::MAP;
2052	$self->clear;	2254	$self->clear;
2053	$self->in_memory (cf::MAP_SWAPPED);
2054	}	2255	}
2055		2256
2056	sub reset_at {	2257	sub reset_at {
2057	my ($self) = @_;	2258	my ($self) = @_;
2058		2259
…		…
2090	if $uniq;	2291	if $uniq;
2091	}	2292	}
2092		2293
2093	delete $cf::MAP{$self->path};	2294	delete $cf::MAP{$self->path};
2094		2295
		2296	$self->deactivate;
		2297	$_->clear_links_to ($self) for values %cf::MAP;
2095	$self->clear;	2298	$self->clear;
2096
2097	$_->clear_links_to ($self) for values %cf::MAP;
2098		2299
2099	$self->unlink_save;	2300	$self->unlink_save;
2100	$self->destroy;	2301	$self->destroy;
2101	}	2302	}
2102		2303
2103	my $nuke_counter = "aaaa";	2304	my $nuke_counter = "aaaa";
2104		2305
2105	sub nuke {	2306	sub nuke {
2106	my ($self) = @_;	2307	my ($self) = @_;
2107		2308
		2309	{
		2310	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2311
2108	delete $cf::MAP{$self->path};	2312	delete $cf::MAP{$self->path};
2109		2313
2110	$self->unlink_save;	2314	$self->unlink_save;
2111		2315
2112	bless $self, "cf::map";	2316	bless $self, "cf::map";
2113	delete $self->{deny_reset};	2317	delete $self->{deny_reset};
2114	$self->{deny_save} = 1;	2318	$self->{deny_save} = 1;
2115	$self->reset_timeout (1);	2319	$self->reset_timeout (1);
2116	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2320	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2117		2321
2118	$cf::MAP{$self->path} = $self;	2322	$cf::MAP{$self->path} = $self;
		2323	}
2119		2324
2120	$self->reset; # polite request, might not happen	2325	$self->reset; # polite request, might not happen
2121	}	2326	}
2122		2327
2123	=item $maps = cf::map::tmp_maps	2328	=item $maps = cf::map::tmp_maps
…		…
2172	: ()	2377	: ()
2173	} @{ aio_readdir $UNIQUEDIR or [] }	2378	} @{ aio_readdir $UNIQUEDIR or [] }
2174	]	2379	]
2175	}	2380	}
2176		2381
2177	package cf;
2178
2179	=back	2382	=back
2180		2383
2181	=head3 cf::object	2384	=head3 cf::object
2182		2385
2183	=cut	2386	=cut
…		…
2197	map { $_, inv_recursive_ $_->inv } @_	2400	map { $_, inv_recursive_ $_->inv } @_
2198	}	2401	}
2199		2402
2200	sub inv_recursive {	2403	sub inv_recursive {
2201	inv_recursive_ inv $_[0]	2404	inv_recursive_ inv $_[0]
		2405	}
		2406
		2407	=item $ref = $ob->ref
		2408
		2409	creates and returns a persistent reference to an objetc that can be stored as a string.
		2410
		2411	=item $ob = cf::object::deref ($refstring)
		2412
		2413	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2414	even if the object actually exists. May block.
		2415
		2416	=cut
		2417
		2418	sub deref {
		2419	my ($ref) = @_;
		2420
		2421	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2422	my ($uuid, $name) = ($1, $2);
		2423	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2424	or return;
		2425	$pl->ob->uuid eq $uuid
		2426	or return;
		2427
		2428	$pl->ob
		2429	} else {
		2430	warn "$ref: cannot resolve object reference\n";
		2431	undef
		2432	}
2202	}	2433	}
2203		2434
2204	package cf;	2435	package cf;
2205		2436
2206	=back	2437	=back
…		…
2240	$self->message ($msg, $flags);	2471	$self->message ($msg, $flags);
2241	}	2472	}
2242	}	2473	}
2243	}	2474	}
2244		2475
		2476	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2477
		2478	=cut
		2479
		2480	sub cf::object::send_msg {
		2481	my $pl = shift->contr
		2482	or return;
		2483	$pl->send_msg (@_);
		2484	}
		2485
2245	=item $player_object->may ("access")	2486	=item $player_object->may ("access")
2246		2487
2247	Returns wether the given player is authorized to access resource "access"	2488	Returns wether the given player is authorized to access resource "access"
2248	(e.g. "command_wizcast").	2489	(e.g. "command_wizcast").
2249		2490
…		…
2326	# use -1 or undef as default coordinates, not 0, 0	2567	# use -1 or undef as default coordinates, not 0, 0
2327	($x, $y) = ($map->enter_x, $map->enter_y)	2568	($x, $y) = ($map->enter_x, $map->enter_y)
2328	if $x <=0 && $y <= 0;	2569	if $x <=0 && $y <= 0;
2329		2570
2330	$map->load;	2571	$map->load;
2331	$map->load_diag;	2572	$map->load_neighbours;
2332		2573
2333	return unless $self->contr->active;	2574	return unless $self->contr->active;
2334	$self->activate_recursive;	2575	$self->activate_recursive;
2335		2576
2336	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2577	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
…		…
2356	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2597	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2357		2598
2358	$self->enter_link;	2599	$self->enter_link;
2359		2600
2360	(async {	2601	(async {
		2602	$Coro::current->{desc} = "player::goto $path $x $y";
		2603
		2604	# *tag paths override both path and x|y
		2605	if ($path =~ /^\*(.*)$/) {
		2606	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2607	my $ob = $obs[rand @obs];
		2608
		2609	# see if we actually can go there
		2610	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2611	$ob = $obs[rand @obs];
		2612	} else {
		2613	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2614	}
		2615	# else put us there anyways for now #d#
		2616
		2617	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2618	} else {
		2619	($path, $x, $y) = (undef, undef, undef);
		2620	}
		2621	}
		2622
2361	my $map = eval {	2623	my $map = eval {
2362	my $map = cf::map::find $path;	2624	my $map = defined $path ? cf::map::find $path : undef;
2363		2625
2364	if ($map) {	2626	if ($map) {
2365	$map = $map->customise_for ($self);	2627	$map = $map->customise_for ($self);
2366	$map = $check->($map) if $check && $map;	2628	$map = $check->($map) if $check && $map;
2367	} else {	2629	} else {
2368	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2630	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2369	}	2631	}
2370		2632
2371	$map	2633	$map
2372	};	2634	};
2373		2635
…		…
2426	$rmp->{origin_y} = $exit->y;	2688	$rmp->{origin_y} = $exit->y;
2427	}	2689	}
2428		2690
2429	$rmp->{random_seed} ||= $exit->random_seed;	2691	$rmp->{random_seed} ||= $exit->random_seed;
2430		2692
2431	my $data = cf::to_json $rmp;	2693	my $data = cf::encode_json $rmp;
2432	my $md5 = Digest::MD5::md5_hex $data;	2694	my $md5 = Digest::MD5::md5_hex $data;
2433	my $meta = "$RANDOMDIR/$md5.meta";	2695	my $meta = "$RANDOMDIR/$md5.meta";
2434		2696
2435	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2697	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2436	aio_write $fh, 0, (length $data), $data, 0;	2698	aio_write $fh, 0, (length $data), $data, 0;
…		…
2463	# if exit is damned, update players death & WoR home-position	2725	# if exit is damned, update players death & WoR home-position
2464	$self->contr->savebed ($slaying, $hp, $sp)	2726	$self->contr->savebed ($slaying, $hp, $sp)
2465	if $exit->flag (FLAG_DAMNED);	2727	if $exit->flag (FLAG_DAMNED);
2466		2728
2467	(async {	2729	(async {
		2730	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";
		2731
2468	$self->deactivate_recursive; # just to be sure	2732	$self->deactivate_recursive; # just to be sure
2469	unless (eval {	2733	unless (eval {
2470	$self->goto ($slaying, $hp, $sp);	2734	$self->goto ($slaying, $hp, $sp);
2471		2735
2472	1;	2736	1;
…		…
2507	the message, with C<log> being the default. If C<$color> is negative, suppress	2771	the message, with C<log> being the default. If C<$color> is negative, suppress
2508	the message unless the client supports the msg packet.	2772	the message unless the client supports the msg packet.
2509		2773
2510	=cut	2774	=cut
2511		2775
		2776	# non-persistent channels (usually the info channel)
		2777	our %CHANNEL = (
		2778	"c/identify" => {
		2779	id => "infobox",
		2780	title => "Identify",
		2781	reply => undef,
		2782	tooltip => "Items recently identified",
		2783	},
		2784	"c/examine" => {
		2785	id => "infobox",
		2786	title => "Examine",
		2787	reply => undef,
		2788	tooltip => "Signs and other items you examined",
		2789	},
		2790	"c/book" => {
		2791	id => "infobox",
		2792	title => "Book",
		2793	reply => undef,
		2794	tooltip => "The contents of a note or book",
		2795	},
		2796	"c/lookat" => {
		2797	id => "infobox",
		2798	title => "Look",
		2799	reply => undef,
		2800	tooltip => "What you saw there",
		2801	},
		2802	"c/who" => {
		2803	id => "infobox",
		2804	title => "Players",
		2805	reply => undef,
		2806	tooltip => "Shows players who are currently online",
		2807	},
		2808	"c/body" => {
		2809	id => "infobox",
		2810	title => "Body Parts",
		2811	reply => undef,
		2812	tooltip => "Shows which body parts you posess and are available",
		2813	},
		2814	"c/uptime" => {
		2815	id => "infobox",
		2816	title => "Uptime",
		2817	reply => undef,
		2818	tooltip => "How long the server has been running since last restart",
		2819	},
		2820	"c/mapinfo" => {
		2821	id => "infobox",
		2822	title => "Map Info",
		2823	reply => undef,
		2824	tooltip => "Information related to the maps",
		2825	},
		2826	);
		2827
2512	sub cf::client::send_msg {	2828	sub cf::client::send_msg {
2513	my ($self, $channel, $msg, $color, @extra) = @_;	2829	my ($self, $channel, $msg, $color, @extra) = @_;
2514		2830
2515	$msg = $self->pl->expand_cfpod ($msg);	2831	$msg = $self->pl->expand_cfpod ($msg);
2516		2832
2517	$color &= ~cf::NDI_UNIQUE; # just in case...	2833	$color &= cf::NDI_CLIENT_MASK; # just in case...
2518		2834
		2835	# check predefined channels, for the benefit of C
		2836	if ($CHANNEL{$channel}) {
		2837	$channel = $CHANNEL{$channel};
		2838
		2839	$self->ext_msg (channel_info => $channel)
		2840	if $self->can_msg;
		2841
		2842	$channel = $channel->{id};
		2843
2519	if (ref $channel) {	2844	} elsif (ref $channel) {
2520	# send meta info to client, if not yet sent	2845	# send meta info to client, if not yet sent
2521	unless (exists $self->{channel}{$channel->{id}}) {	2846	unless (exists $self->{channel}{$channel->{id}}) {
2522	$self->{channel}{$channel->{id}} = $channel;	2847	$self->{channel}{$channel->{id}} = $channel;
2523	$self->ext_msg (channel_info => $channel);	2848	$self->ext_msg (channel_info => $channel)
		2849	if $self->can_msg;
2524	}	2850	}
2525		2851
2526	$channel = $channel->{id};	2852	$channel = $channel->{id};
2527	}	2853	}
2528		2854
2529	return unless @extra || length $msg;	2855	return unless @extra || length $msg;
2530		2856
2531	if ($self->can_msg) {	2857	if ($self->can_msg) {
		2858	# default colour, mask it out
		2859	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
		2860	if $color & cf::NDI_DEF;
		2861
2532	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $channel, $msg, @extra]));	2862	$self->send_packet ("msg " . $self->{json_coder}->encode (
		2863	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));
2533	} else {	2864	} else {
2534	# replace some tags by gcfclient-compatible ones
2535	for ($msg) {
2536	1 while
2537	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2538	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2539	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2540	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2541	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2542	}
2543
2544	if ($color >= 0) {	2865	if ($color >= 0) {
		2866	# replace some tags by gcfclient-compatible ones
		2867	for ($msg) {
		2868	1 while
		2869	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
		2870	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
		2871	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
		2872	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
		2873	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
		2874	}
		2875
		2876	$color &= cf::NDI_COLOR_MASK;
		2877
		2878	utf8::encode $msg;
		2879
2545	if (0 && $msg =~ /\[/) {	2880	if (0 && $msg =~ /\[/) {
		2881	# COMMAND/INFO
2546	$self->send_packet ("drawextinfo $color 4 0 $msg")	2882	$self->send_packet ("drawextinfo $color 10 8 $msg")
2547	} else {	2883	} else {
2548	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	2884	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2549	$self->send_packet ("drawinfo $color $msg")	2885	$self->send_packet ("drawinfo $color $msg")
2550	}	2886	}
2551	}	2887	}
…		…
2559	=cut	2895	=cut
2560		2896
2561	sub cf::client::ext_msg($$@) {	2897	sub cf::client::ext_msg($$@) {
2562	my ($self, $type, @msg) = @_;	2898	my ($self, $type, @msg) = @_;
2563		2899
2564	my $extcmd = $self->extcmd;
2565
2566	if ($extcmd == 2) {	2900	if ($self->extcmd == 2) {
2567	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	2901	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2568	} elsif ($extcmd == 1) { # TODO: remove	2902	} elsif ($self->extcmd == 1) { # TODO: remove
2569	push @msg, msgtype => "event_$type";	2903	push @msg, msgtype => "event_$type";
		2904	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2905	}
		2906	}
		2907
		2908	=item $client->ext_reply ($msgid, @msg)
		2909
		2910	Sends an ext reply to the client.
		2911
		2912	=cut
		2913
		2914	sub cf::client::ext_reply($$@) {
		2915	my ($self, $id, @msg) = @_;
		2916
		2917	if ($self->extcmd == 2) {
		2918	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2919	} elsif ($self->extcmd == 1) {
		2920	#TODO: version 1, remove
		2921	unshift @msg, msgtype => "reply", msgid => $id;
2570	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2922	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2571	}	2923	}
2572	}	2924	}
2573		2925
2574	=item $success = $client->query ($flags, "text", \&cb)	2926	=item $success = $client->query ($flags, "text", \&cb)
…		…
2636	my ($type, $reply, @payload) =	2988	my ($type, $reply, @payload) =
2637	"ARRAY" eq ref $msg	2989	"ARRAY" eq ref $msg
2638	? @$msg	2990	? @$msg
2639	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	2991	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2640		2992
		2993	my @reply;
		2994
2641	if (my $cb = $EXTICMD{$type}) {	2995	if (my $cb = $EXTICMD{$type}) {
2642	my @reply = $cb->($ns, @payload);	2996	@reply = $cb->($ns, @payload);
2643
2644	$ns->ext_reply ($reply, @reply)
2645	if $reply;
2646	}	2997	}
		2998
		2999	$ns->ext_reply ($reply, @reply)
		3000	if $reply;
		3001
2647	} else {	3002	} else {
2648	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3003	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2649	}	3004	}
2650		3005
2651	cf::override;	3006	cf::override;
…		…
2698	our $safe = new Safe "safe";	3053	our $safe = new Safe "safe";
2699	our $safe_hole = new Safe::Hole;	3054	our $safe_hole = new Safe::Hole;
2700		3055
2701	$SIG{FPE} = 'IGNORE';	3056	$SIG{FPE} = 'IGNORE';
2702		3057
2703	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3058	$safe->permit_only (Opcode::opset qw(
		3059	:base_core :base_mem :base_orig :base_math
		3060	grepstart grepwhile mapstart mapwhile
		3061	sort time
		3062	));
2704		3063
2705	# here we export the classes and methods available to script code	3064	# here we export the classes and methods available to script code
2706		3065
2707	=pod	3066	=pod
2708		3067
2709	The following functions and methods are available within a safe environment:	3068	The following functions and methods are available within a safe environment:
2710		3069
2711	cf::object	3070	cf::object
2712	contr pay_amount pay_player map x y force_find force_add	3071	contr pay_amount pay_player map x y force_find force_add destroy
2713	insert remove	3072	insert remove name archname title slaying race decrease_ob_nr
2714		3073
2715	cf::object::player	3074	cf::object::player
2716	player	3075	player
2717		3076
2718	cf::player	3077	cf::player
…		…
2723		3082
2724	=cut	3083	=cut
2725		3084
2726	for (	3085	for (
2727	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3086	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
		3087	insert remove inv name archname title slaying race
2728	insert remove)],	3088	decrease_ob_nr destroy)],
2729	["cf::object::player" => qw(player)],	3089	["cf::object::player" => qw(player)],
2730	["cf::player" => qw(peaceful)],	3090	["cf::player" => qw(peaceful)],
2731	["cf::map" => qw(trigger)],	3091	["cf::map" => qw(trigger)],
2732	) {	3092	) {
2733	no strict 'refs';	3093	no strict 'refs';
…		…
2809	# the server's init and main functions	3169	# the server's init and main functions
2810		3170
2811	sub load_facedata($) {	3171	sub load_facedata($) {
2812	my ($path) = @_;	3172	my ($path) = @_;
2813		3173
		3174	# HACK to clear player env face cache, we need some signal framework
		3175	# for this (global event?)
		3176	%ext::player_env::MUSIC_FACE_CACHE = ();
		3177
		3178	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3179
2814	warn "loading facedata from $path\n";	3180	warn "loading facedata from $path\n";
2815		3181
2816	my $facedata;	3182	my $facedata;
2817	0 < aio_load $path, $facedata	3183	0 < aio_load $path, $facedata
2818	or die "$path: $!";	3184	or die "$path: $!";
…		…
2820	$facedata = Coro::Storable::thaw $facedata;	3186	$facedata = Coro::Storable::thaw $facedata;
2821		3187
2822	$facedata->{version} == 2	3188	$facedata->{version} == 2
2823	or cf::cleanup "$path: version mismatch, cannot proceed.";	3189	or cf::cleanup "$path: version mismatch, cannot proceed.";
2824		3190
		3191	# patch in the exptable
		3192	$facedata->{resource}{"res/exp_table"} = {
		3193	type => FT_RSRC,
		3194	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3195	};
		3196	cf::cede_to_tick;
		3197
2825	{	3198	{
2826	my $faces = $facedata->{faceinfo};	3199	my $faces = $facedata->{faceinfo};
2827		3200
2828	while (my ($face, $info) = each %$faces) {	3201	while (my ($face, $info) = each %$faces) {
2829	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3202	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3203
2830	cf::face::set_visibility $idx, $info->{visibility};	3204	cf::face::set_visibility $idx, $info->{visibility};
2831	cf::face::set_magicmap $idx, $info->{magicmap};	3205	cf::face::set_magicmap $idx, $info->{magicmap};
2832	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3206	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2833	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3207	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2834		3208
2835	cf::cede_to_tick;	3209	cf::cede_to_tick;
2836	}	3210	}
2837		3211
2838	while (my ($face, $info) = each %$faces) {	3212	while (my ($face, $info) = each %$faces) {
2839	next unless $info->{smooth};	3213	next unless $info->{smooth};
		3214
2840	my $idx = cf::face::find $face	3215	my $idx = cf::face::find $face
2841	or next;	3216	or next;
		3217
2842	if (my $smooth = cf::face::find $info->{smooth}) {	3218	if (my $smooth = cf::face::find $info->{smooth}) {
2843	cf::face::set_smooth $idx, $smooth;	3219	cf::face::set_smooth $idx, $smooth;
2844	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3220	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2845	} else {	3221	} else {
2846	warn "smooth face '$info->{smooth}' not found for face '$face'";	3222	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2863		3239
2864	{	3240	{
2865	# TODO: for gcfclient pleasure, we should give resources	3241	# TODO: for gcfclient pleasure, we should give resources
2866	# that gcfclient doesn't grok a >10000 face index.	3242	# that gcfclient doesn't grok a >10000 face index.
2867	my $res = $facedata->{resource};	3243	my $res = $facedata->{resource};
2868	my $enc = JSON::XS->new->utf8->canonical;
2869
2870	if (my $soundconf = delete $res->{"res/sound.conf"}) {
2871	$soundconf = $enc->decode (delete $soundconf->{data});
2872	# todo
2873	}
2874		3244
2875	while (my ($name, $info) = each %$res) {	3245	while (my ($name, $info) = each %$res) {
2876	my $meta = $enc->encode ({	3246	if (defined $info->{type}) {
2877	name => $name,
2878	%{ $info->{meta} || {} },
2879	});
2880
2881	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3247	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3248	my $data;
2882		3249
2883	if ($info->{type} & 1) {	3250	if ($info->{type} & 1) {
2884	# prepend meta info	3251	# prepend meta info
2885		3252
		3253	my $meta = $enc->encode ({
		3254	name => $name,
		3255	%{ $info->{meta} || {} },
		3256	});
		3257
2886	my $data = pack "(w/a*)*", $meta, $info->{data};	3258	$data = pack "(w/a*)*", $meta, $info->{data};
2887	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata	3259	} else {
		3260	$data = $info->{data};
		3261	}
2888		3262
2889	cf::face::set_data $idx, 0, $data, $chk;	3263	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3264	cf::face::set_type $idx, $info->{type};
2890	} else {	3265	} else {
2891	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};	3266	$RESOURCE{$name} = $info;
2892	}	3267	}
2893		3268
2894	cf::face::set_type $idx, $info->{type};
2895
2896	cf::cede_to_tick;	3269	cf::cede_to_tick;
2897	}	3270	}
2898	}	3271	}
2899		3272
		3273	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3274
2900	1	3275	1
2901	}	3276	}
		3277
		3278	cf::global->attach (on_resource_update => sub {
		3279	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3280	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3281
		3282	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3283	my $sound = $soundconf->{compat}[$_]
		3284	or next;
		3285
		3286	my $face = cf::face::find "sound/$sound->[1]";
		3287	cf::sound::set $sound->[0] => $face;
		3288	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3289	}
		3290
		3291	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3292	my $face = cf::face::find "sound/$v";
		3293	cf::sound::set $k => $face;
		3294	}
		3295	}
		3296	});
2902		3297
2903	register_exticmd fx_want => sub {	3298	register_exticmd fx_want => sub {
2904	my ($ns, $want) = @_;	3299	my ($ns, $want) = @_;
2905		3300
2906	while (my ($k, $v) = each %$want) {	3301	while (my ($k, $v) = each %$want) {
2907	$ns->fx_want ($k, $v);	3302	$ns->fx_want ($k, $v);
2908	}	3303	}
2909	};	3304	};
2910		3305
2911	sub reload_regions {	3306	sub reload_regions {
		3307	# HACK to clear player env face cache, we need some signal framework
		3308	# for this (global event?)
		3309	%ext::player_env::MUSIC_FACE_CACHE = ();
		3310
2912	load_resource_file "$MAPDIR/regions"	3311	load_resource_file "$MAPDIR/regions"
2913	or die "unable to load regions file\n";	3312	or die "unable to load regions file\n";
2914		3313
2915	for (cf::region::list) {	3314	for (cf::region::list) {
2916	$_->{match} = qr/$_->{match}/	3315	$_->{match} = qr/$_->{match}/
…		…
2952		3351
2953	sub init {	3352	sub init {
2954	reload_resources;	3353	reload_resources;
2955	}	3354	}
2956		3355
2957	sub cfg_load {	3356	sub reload_config {
2958	open my $fh, "<:utf8", "$CONFDIR/config"	3357	open my $fh, "<:utf8", "$CONFDIR/config"
2959	or return;	3358	or return;
2960		3359
2961	local $/;	3360	local $/;
2962	*CFG = YAML::Syck::Load <$fh>;	3361	*CFG = YAML::Load <$fh>;
2963		3362
2964	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3363	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2965		3364
2966	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3365	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2967	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3366	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2978	sub main {	3377	sub main {
2979	# we must not ever block the main coroutine	3378	# we must not ever block the main coroutine
2980	local $Coro::idle = sub {	3379	local $Coro::idle = sub {
2981	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3380	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2982	(async {	3381	(async {
2983	Event::one_event;	3382	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3383	EV::loop EV::LOOP_ONESHOT;
2984	})->prio (Coro::PRIO_MAX);	3384	})->prio (Coro::PRIO_MAX);
2985	};	3385	};
2986		3386
2987	cfg_load;	3387	reload_config;
2988	db_init;	3388	db_init;
2989	load_extensions;	3389	load_extensions;
2990		3390
2991	$TICK_WATCHER->start;	3391	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3392	evthread_start IO::AIO::poll_fileno;
2992	Event::loop;	3393	EV::loop;
2993	}	3394	}
2994		3395
2995	#############################################################################	3396	#############################################################################
2996	# initialisation and cleanup	3397	# initialisation and cleanup
2997		3398
2998	# install some emergency cleanup handlers	3399	# install some emergency cleanup handlers
2999	BEGIN {	3400	BEGIN {
		3401	our %SIGWATCHER = ();
3000	for my $signal (qw(INT HUP TERM)) {	3402	for my $signal (qw(INT HUP TERM)) {
3001	Event->signal (	3403	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3002	reentrant => 0,
3003	data => WF_AUTOCANCEL,
3004	signal => $signal,
3005	prio => 0,
3006	cb => sub {
3007	cf::cleanup "SIG$signal";	3404	cf::cleanup "SIG$signal";
3008	},
3009	);	3405	};
3010	}	3406	}
3011	}	3407	}
3012		3408
3013	sub write_runtime {	3409	sub write_runtime {
3014	my $runtime = "$LOCALDIR/runtime";	3410	my $runtime = "$LOCALDIR/runtime";
…		…
3059	# and maps saved/destroyed asynchronously.	3455	# and maps saved/destroyed asynchronously.
3060	warn "begin emergency player save\n";	3456	warn "begin emergency player save\n";
3061	for my $login (keys %cf::PLAYER) {	3457	for my $login (keys %cf::PLAYER) {
3062	my $pl = $cf::PLAYER{$login} or next;	3458	my $pl = $cf::PLAYER{$login} or next;
3063	$pl->valid or next;	3459	$pl->valid or next;
		3460	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3064	$pl->save;	3461	$pl->save;
3065	}	3462	}
3066	warn "end emergency player save\n";	3463	warn "end emergency player save\n";
3067		3464
3068	warn "begin emergency map save\n";	3465	warn "begin emergency map save\n";
…		…
3107	warn "syncing database to disk";	3504	warn "syncing database to disk";
3108	BDB::db_env_txn_checkpoint $DB_ENV;	3505	BDB::db_env_txn_checkpoint $DB_ENV;
3109		3506
3110	# if anything goes wrong in here, we should simply crash as we already saved	3507	# if anything goes wrong in here, we should simply crash as we already saved
3111		3508
3112	warn "cancelling all WF_AUTOCANCEL watchers";
3113	for (Event::all_watchers) {
3114	$_->cancel if $_->data & WF_AUTOCANCEL;
3115	}
3116
3117	warn "flushing outstanding aio requests";	3509	warn "flushing outstanding aio requests";
3118	for (;;) {	3510	for (;;) {
3119	BDB::flush;	3511	BDB::flush;
3120	IO::AIO::flush;	3512	IO::AIO::flush;
3121	Coro::cede;	3513	Coro::cede_notself;
3122	last unless IO::AIO::nreqs || BDB::nreqs;	3514	last unless IO::AIO::nreqs || BDB::nreqs;
3123	warn "iterate...";	3515	warn "iterate...";
3124	}	3516	}
3125		3517
3126	++$RELOAD;	3518	++$RELOAD;
…		…
3185	warn "reloading cf.pm";	3577	warn "reloading cf.pm";
3186	require cf;	3578	require cf;
3187	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3579	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3188		3580
3189	warn "loading config and database again";	3581	warn "loading config and database again";
3190	cf::cfg_load;	3582	cf::reload_config;
3191		3583
3192	warn "loading extensions";	3584	warn "loading extensions";
3193	cf::load_extensions;	3585	cf::load_extensions;
3194		3586
3195	warn "reattaching attachments to objects/players";	3587	warn "reattaching attachments to objects/players";
…		…
3202	warn "leaving sync_job";	3594	warn "leaving sync_job";
3203		3595
3204	1	3596	1
3205	} or do {	3597	} or do {
3206	warn $@;	3598	warn $@;
3207	warn "error while reloading, exiting.";	3599	cf::cleanup "error while reloading, exiting.";
3208	exit 1;
3209	};	3600	};
3210		3601
3211	warn "reloaded";	3602	warn "reloaded";
3212	};	3603	};
3213		3604
…		…
3215		3606
3216	sub reload_perl() {	3607	sub reload_perl() {
3217	# doing reload synchronously and two reloads happen back-to-back,	3608	# doing reload synchronously and two reloads happen back-to-back,
3218	# coro crashes during coro_state_free->destroy here.	3609	# coro crashes during coro_state_free->destroy here.
3219		3610
3220	$RELOAD_WATCHER ||= Event->timer (	3611	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3221	reentrant => 0,
3222	after => 0,
3223	data => WF_AUTOCANCEL,
3224	cb => sub {
3225	do_reload_perl;	3612	do_reload_perl;
3226	undef $RELOAD_WATCHER;	3613	undef $RELOAD_WATCHER;
3227	},
3228	);	3614	};
3229	}	3615	}
3230		3616
3231	register_command "reload" => sub {	3617	register_command "reload" => sub {
3232	my ($who, $arg) = @_;	3618	my ($who, $arg) = @_;
3233		3619
3234	if ($who->flag (FLAG_WIZ)) {	3620	if ($who->flag (FLAG_WIZ)) {
3235	$who->message ("reloading server.");	3621	$who->message ("reloading server.");
		3622	async {
		3623	$Coro::current->{desc} = "perl_reload";
3236	async { reload_perl };	3624	reload_perl;
		3625	};
3237	}	3626	}
3238	};	3627	};
3239		3628
3240	unshift @INC, $LIBDIR;	3629	unshift @INC, $LIBDIR;
3241		3630
…		…
3243		3632
3244	our @WAIT_FOR_TICK;	3633	our @WAIT_FOR_TICK;
3245	our @WAIT_FOR_TICK_BEGIN;	3634	our @WAIT_FOR_TICK_BEGIN;
3246		3635
3247	sub wait_for_tick {	3636	sub wait_for_tick {
3248	return unless $TICK_WATCHER->is_active;	3637	return if tick_inhibit;
3249	return if $Coro::current == $Coro::main;	3638	return if $Coro::current == $Coro::main;
3250		3639
3251	my $signal = new Coro::Signal;	3640	my $signal = new Coro::Signal;
3252	push @WAIT_FOR_TICK, $signal;	3641	push @WAIT_FOR_TICK, $signal;
3253	$signal->wait;	3642	$signal->wait;
3254	}	3643	}
3255		3644
3256	sub wait_for_tick_begin {	3645	sub wait_for_tick_begin {
3257	return unless $TICK_WATCHER->is_active;	3646	return if tick_inhibit;
3258	return if $Coro::current == $Coro::main;	3647	return if $Coro::current == $Coro::main;
3259		3648
3260	my $signal = new Coro::Signal;	3649	my $signal = new Coro::Signal;
3261	push @WAIT_FOR_TICK_BEGIN, $signal;	3650	push @WAIT_FOR_TICK_BEGIN, $signal;
3262	$signal->wait;	3651	$signal->wait;
3263	}	3652	}
3264		3653
3265	my $min = 1e6;#d#	3654	sub tick {
3266	my $avg = 10;
3267	$TICK_WATCHER = Event->timer (
3268	reentrant => 0,
3269	parked => 1,
3270	prio => 0,
3271	at => $NEXT_TICK || $TICK,
3272	data => WF_AUTOCANCEL,
3273	cb => sub {
3274	if ($Coro::current != $Coro::main) {	3655	if ($Coro::current != $Coro::main) {
3275	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3656	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3276	unless ++$bug_warning > 10;	3657	unless ++$bug_warning > 10;
3277	return;	3658	return;
3278	}	3659	}
3279		3660
3280	$NOW = $tick_start = Event::time;
3281
3282	cf::server_tick; # one server iteration	3661	cf::server_tick; # one server iteration
3283		3662
3284	0 && sync_job {#d#	3663	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3285	for(1..10) {	3664	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3286	my $t = Event::time;	3665	Coro::async_pool {
3287	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3666	$Coro::current->{desc} = "runtime saver";
3288	or die;	3667	write_runtime
3289		3668	or warn "ERROR: unable to write runtime file: $!";
3290	$map->width (50);
3291	$map->height (50);
3292	$map->alloc;
3293	$map->_load_objects ("/tmp/x.map", 1);
3294	my $t = Event::time - $t;
3295
3296	#next unless $t < 0.0013;#d#
3297	if ($t < $min) {
3298	$min = $t;
3299	}
3300	$avg = $avg * 0.99 + $t * 0.01;
3301	}
3302	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3303	exit 0;
3304	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3305	};	3669	};
		3670	}
3306		3671
3307	$RUNTIME += $TICK;
3308	$NEXT_TICK += $TICK;
3309
3310	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3311	$NEXT_RUNTIME_WRITE = $NOW + 10;
3312	Coro::async_pool {
3313	write_runtime
3314	or warn "ERROR: unable to write runtime file: $!";
3315	};
3316	}
3317
3318	# my $AFTER = Event::time;
3319	# warn $AFTER - $NOW;#d#
3320
3321	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3672	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3322	$sig->send;	3673	$sig->send;
3323	}	3674	}
3324	while (my $sig = shift @WAIT_FOR_TICK) {	3675	while (my $sig = shift @WAIT_FOR_TICK) {
3325	$sig->send;	3676	$sig->send;
3326	}	3677	}
3327		3678
3328	$NOW = Event::time;	3679	$LOAD = ($NOW - $TICK_START) / $TICK;
3329
3330	# if we are delayed by four ticks or more, skip them all
3331	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3332
3333	$TICK_WATCHER->at ($NEXT_TICK);
3334	$TICK_WATCHER->start;
3335
3336	$LOAD = ($NOW - $tick_start) / $TICK;
3337	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3680	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3338		3681
3339	_post_tick;	3682	if (0) {
3340		3683	if ($NEXT_TICK) {
3341		3684	my $jitter = $TICK_START - $NEXT_TICK;
		3685	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3686	warn "jitter $JITTER\n";#d#
		3687	}
3342	},	3688	}
3343	);	3689	}
3344		3690
3345	{	3691	{
3346	BDB::max_poll_time $TICK * 0.1;	3692	# configure BDB
3347	$BDB_POLL_WATCHER = Event->io (	3693
3348	reentrant => 0,
3349	fd => BDB::poll_fileno,
3350	poll => 'r',
3351	prio => 0,
3352	data => WF_AUTOCANCEL,
3353	cb => \&BDB::poll_cb,
3354	);
3355	BDB::min_parallel 8;	3694	BDB::min_parallel 8;
3356		3695	BDB::max_poll_reqs $TICK * 0.1;
3357	BDB::set_sync_prepare {	3696	$Coro::BDB::WATCHER->priority (1);
3358	my $status;
3359	my $current = $Coro::current;
3360	(
3361	sub {
3362	$status = $!;
3363	$current->ready; undef $current;
3364	},
3365	sub {
3366	Coro::schedule while defined $current;
3367	$! = $status;
3368	},
3369	)
3370	};
3371		3697
3372	unless ($DB_ENV) {	3698	unless ($DB_ENV) {
3373	$DB_ENV = BDB::db_env_create;	3699	$DB_ENV = BDB::db_env_create;
		3700	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
		3701	| BDB::LOG_AUTOREMOVE, 1);
		3702	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3703	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3374		3704
3375	cf::sync_job {	3705	cf::sync_job {
3376	eval {	3706	eval {
3377	BDB::db_env_open	3707	BDB::db_env_open
3378	$DB_ENV,	3708	$DB_ENV,
…		…
3380	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3710	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3381	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3711	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3382	0666;	3712	0666;
3383		3713
3384	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3714	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3385
3386	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3387	$DB_ENV->set_lk_detect;
3388	};	3715	};
3389		3716
3390	cf::cleanup "db_env_open(db): $@" if $@;	3717	cf::cleanup "db_env_open(db): $@" if $@;
3391	};	3718	};
3392	}	3719	}
		3720
		3721	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3722	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3723	};
		3724	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3725	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3726	};
		3727	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3728	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3729	};
3393	}	3730	}
3394		3731
3395	{	3732	{
		3733	# configure IO::AIO
		3734
3396	IO::AIO::min_parallel 8;	3735	IO::AIO::min_parallel 8;
3397
3398	undef $Coro::AIO::WATCHER;
3399	IO::AIO::max_poll_time $TICK * 0.1;	3736	IO::AIO::max_poll_time $TICK * 0.1;
3400	$AIO_POLL_WATCHER = Event->io (	3737	$Coro::AIO::WATCHER->priority (1);
3401	reentrant => 0,
3402	data => WF_AUTOCANCEL,
3403	fd => IO::AIO::poll_fileno,
3404	poll => 'r',
3405	prio => 6,
3406	cb => \&IO::AIO::poll_cb,
3407	);
3408	}	3738	}
3409		3739
3410	my $_log_backtrace;	3740	my $_log_backtrace;
3411		3741
3412	sub _log_backtrace {	3742	sub _log_backtrace {
…		…
3416		3746
3417	# limit the # of concurrent backtraces	3747	# limit the # of concurrent backtraces
3418	if ($_log_backtrace < 2) {	3748	if ($_log_backtrace < 2) {
3419	++$_log_backtrace;	3749	++$_log_backtrace;
3420	async {	3750	async {
		3751	$Coro::current->{desc} = "abt $msg";
		3752
3421	my @bt = fork_call {	3753	my @bt = fork_call {
3422	@addr = map { sprintf "%x", $_ } @addr;	3754	@addr = map { sprintf "%x", $_ } @addr;
3423	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3755	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3424	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3756	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3425	or die "addr2line: $!";	3757	or die "addr2line: $!";

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