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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.315 by root, Mon Jul 23 17:53:55 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, $av)
1104	}	1202	}
1105		1203
1106	=head2 COMMAND CALLBACKS	1204	=head2 COMMAND CALLBACKS
1107		1205
1108	=over 4	1206	=over 4
…		…
1181	my ($pl, $buf) = @_;	1279	my ($pl, $buf) = @_;
1182		1280
1183	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1281	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1184		1282
1185	if (ref $msg) {	1283	if (ref $msg) {
		1284	my ($type, $reply, @payload) =
		1285	"ARRAY" eq ref $msg
		1286	? @$msg
		1287	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1288
		1289	my @reply;
		1290
1186	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1291	if (my $cb = $EXTCMD{$type}) {
1187	if (my %reply = $cb->($pl, $msg)) {	1292	@reply = $cb->($pl, @payload);
1188	$pl->ext_reply ($msg->{msgid}, %reply);
1189	}
1190	}	1293	}
		1294
		1295	$pl->ext_reply ($reply, @reply)
		1296	if $reply;
		1297
1191	} else {	1298	} else {
1192	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1299	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1193	}	1300	}
1194		1301
1195	cf::override;	1302	cf::override;
…		…
1248	my $msg = $@ ? "$v->{path}: $@\n"	1355	my $msg = $@ ? "$v->{path}: $@\n"
1249	: "$v->{base}: extension inactive.\n";	1356	: "$v->{base}: extension inactive.\n";
1250		1357
1251	if (exists $v->{meta}{mandatory}) {	1358	if (exists $v->{meta}{mandatory}) {
1252	warn $msg;	1359	warn $msg;
1253	warn "mandatory extension failed to load, exiting.\n";	1360	cf::cleanup "mandatory extension failed to load, exiting.";
1254	exit 1;
1255	}	1361	}
1256		1362
1257	warn $msg;	1363	warn $msg;
1258	}	1364	}
1259		1365
…		…
1284	use Coro::AIO;	1390	use Coro::AIO;
1285		1391
1286	=head3 cf::player	1392	=head3 cf::player
1287		1393
1288	=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	}
1289		1409
1290	=item cf::player::find $login	1410	=item cf::player::find $login
1291		1411
1292	Returns the given player object, loading it if necessary (might block).	1412	Returns the given player object, loading it if necessary (might block).
1293		1413
…		…
1329	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1449	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1330	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1450	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1331	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1451	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1332	aio_unlink +(playerdir $login) . "/$login.pl";	1452	aio_unlink +(playerdir $login) . "/$login.pl";
1333		1453
1334	my $pl = load_pl path $login	1454	my $f = new_from_file cf::object::thawer path $login
1335	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;
1336	$cf::PLAYER{$login} = $pl	1461	$cf::PLAYER{$login} = $pl
1337	}	1462	}
1338	}	1463	}
1339	}	1464	}
1340		1465
…		…
1350		1475
1351	aio_mkdir playerdir $pl, 0770;	1476	aio_mkdir playerdir $pl, 0770;
1352	$pl->{last_save} = $cf::RUNTIME;	1477	$pl->{last_save} = $cf::RUNTIME;
1353		1478
1354	$pl->save_pl ($path);	1479	$pl->save_pl ($path);
1355	Coro::cede;	1480	cf::cede_to_tick;
1356	}	1481	}
1357		1482
1358	sub new($) {	1483	sub new($) {
1359	my ($login) = @_;	1484	my ($login) = @_;
1360		1485
…		…
1364	$self->{deny_save} = 1;	1489	$self->{deny_save} = 1;
1365		1490
1366	$cf::PLAYER{$login} = $self;	1491	$cf::PLAYER{$login} = $self;
1367		1492
1368	$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 (@_);
1369	}	1504	}
1370		1505
1371	=item $pl->quit_character	1506	=item $pl->quit_character
1372		1507
1373	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
…		…
1428	or return [];	1563	or return [];
1429		1564
1430	my @logins;	1565	my @logins;
1431		1566
1432	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") {
1433	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1572	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1434	aio_read $fh, 0, 512, my $buf, 0 or next;	1573	aio_read $fh, 0, 512, my $buf, 0 or next;
1435	$buf !~ /^password -------------$/m or next; # official not-valid tag	1574	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1575	}
1436		1576
1437	utf8::decode $login;	1577	utf8::decode $login;
1438	push @logins, $login;	1578	push @logins, $login;
1439	}	1579	}
1440		1580
…		…
1473		1613
1474	Expand crossfire pod fragments into protocol xml.	1614	Expand crossfire pod fragments into protocol xml.
1475		1615
1476	=cut	1616	=cut
1477		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
1478	sub expand_cfpod {	1629	sub expand_cfpod {
1479	((my $self), (local $_)) = @_;	1630	my ($self, $pod) = @_;
1480		1631
1481	# escape & and <	1632	my $xml;
1482	s/&/&amp;/g;
1483	s/(?<![BIUGH])</&lt;/g;
1484		1633
1485	# this is buggy, it needs to properly take care of nested <'s	1634	while () {
		1635	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
		1636	$group = $1;
1486		1637
1487	1 while	1638	$group =~ s/&/&amp;/g;
1488	# replace B<>, I<>, U<> etc.	1639	$group =~ s/</&lt;/g;
1489	s/B<([^\>]*)>/<b>$1<\/b>/	1640
1490	|| s/I<([^\>]*)>/<i>$1<\/i>/	1641	$xml .= $group;
1491	|| s/U<([^\>]*)>/<u>$1<\/u>/	1642	} elsif ($pod =~ m%\G
1492	# replace G<male|female> tags	1643	([BCGHITU])
1493	|| s{G<([^>|]*)\|([^>]*)>}{	1644	<
1494	$self->gender ? $2 : $1	1645	(?:
1495	}ge	1646	([^<>]*) (?{ $group = $^N })
1496	# replace H<hint text>	1647	| < $interior >
1497	|| s{H<([^\>]*)>}	1648	)
		1649	>
		1650	%gcsx
1498	{	1651	) {
		1652	my ($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") {
1499	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",	1669	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1500	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",	1670	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1501	"")	1671	"")
1502	[$self->{hintmode}]	1672	[$self->{hintmode}];
		1673	} else {
		1674	$xml .= "error processing '$code($data)' directive";
1503	}ge;	1675	}
		1676	} else {
		1677	if ($pod =~ /\G(.+)/) {
		1678	warn "parse error while expanding $pod (at $1)";
		1679	}
		1680	last;
		1681	}
		1682	}
1504		1683
		1684	for ($xml) {
1505	# create single paragraphs (very hackish)	1685	# create single paragraphs (very hackish)
1506	s/(?<=\S)\n(?=\w)/ /g;	1686	s/(?<=\S)\n(?=\w)/ /g;
1507		1687
1508	# compress some whitespace	1688	# compress some whitespace
1509	s/\s+\n/\n/g; # ws line-ends	1689	s/\s+\n/\n/g; # ws line-ends
1510	s/\n\n+/\n/g; # double lines	1690	s/\n\n+/\n/g; # double lines
1511	s/^\n+//; # beginning lines	1691	s/^\n+//; # beginning lines
1512	s/\n+$//; # ending lines	1692	s/\n+$//; # ending lines
		1693	}
1513		1694
1514	$_	1695	$xml
1515	}	1696	}
		1697
		1698	no re 'eval';
1516		1699
1517	sub hintmode {	1700	sub hintmode {
1518	$_[0]{hintmode} = $_[1] if @_ > 1;	1701	$_[0]{hintmode} = $_[1] if @_ > 1;
1519	$_[0]{hintmode}	1702	$_[0]{hintmode}
1520	}	1703	}
1521		1704
1522	=item $player->ext_reply ($msgid, %msg)	1705	=item $player->ext_reply ($msgid, @msg)
1523		1706
1524	Sends an ext reply to the player.	1707	Sends an ext reply to the player.
1525		1708
1526	=cut	1709	=cut
1527		1710
1528	sub ext_reply($$%) {	1711	sub ext_reply($$@) {
1529	my ($self, $id, %msg) = @_;	1712	my ($self, $id, @msg) = @_;
1530		1713
1531	$msg{msgid} = $id;	1714	$self->ns->ext_reply ($id, @msg)
1532	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1533	}	1715	}
1534		1716
1535	=item $player->ext_event ($type, %msg)	1717	=item $player->ext_msg ($type, @msg)
1536		1718
1537	Sends an ext event to the client.	1719	Sends an ext event to the client.
1538		1720
1539	=cut	1721	=cut
1540		1722
1541	sub ext_event($$%) {	1723	sub ext_msg($$@) {
1542	my ($self, $type, %msg) = @_;	1724	my ($self, $type, @msg) = @_;
1543		1725
1544	$self->ns->ext_event ($type, %msg);	1726	$self->ns->ext_msg ($type, @msg);
1545	}	1727	}
1546		1728
1547	=head3 cf::region	1729	=head3 cf::region
1548		1730
1549	=over 4	1731	=over 4
…		…
1593	our $MAX_RESET = 3600;	1775	our $MAX_RESET = 3600;
1594	our $DEFAULT_RESET = 3000;	1776	our $DEFAULT_RESET = 3000;
1595		1777
1596	sub generate_random_map {	1778	sub generate_random_map {
1597	my ($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
1598	# mit "rum" bekleckern, nicht	1783	# mit "rum" bekleckern, nicht
1599	$self->_create_random_map (	1784	$self->_create_random_map (
1600	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1785	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1601	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1786	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1602	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1787	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1724		1909
1725	# the temporary/swap location	1910	# the temporary/swap location
1726	sub save_path {	1911	sub save_path {
1727	my ($self) = @_;	1912	my ($self) = @_;
1728		1913
1729	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1914	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1730	"$TMPDIR/$path.map"	1915	"$TMPDIR/$path.map"
1731	}	1916	}
1732		1917
1733	# the unique path, undef == no special unique path	1918	# the unique path, undef == no special unique path
1734	sub uniq_path {	1919	sub uniq_path {
1735	my ($self) = @_;	1920	my ($self) = @_;
1736		1921
1737	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1922	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1738	"$UNIQUEDIR/$path"	1923	"$UNIQUEDIR/$path"
1739	}	1924	}
1740		1925
1741	# and all this just because we cannot iterate over	1926	# and all this just because we cannot iterate over
1742	# all maps in C++...	1927	# all maps in C++...
…		…
1765		1950
1766	sub load_header_from($) {	1951	sub load_header_from($) {
1767	my ($self, $path) = @_;	1952	my ($self, $path) = @_;
1768		1953
1769	utf8::encode $path;	1954	utf8::encode $path;
1770	#aio_open $path, O_RDONLY, 0	1955	my $f = new_from_file cf::object::thawer $path
1771	# or return;
1772
1773	$self->_load_header ($path)
1774	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;
1775		1963
1776	$self->{load_path} = $path;	1964	$self->{load_path} = $path;
1777		1965
1778	1	1966	1
1779	}	1967	}
…		…
1833	sub find {	2021	sub find {
1834	my ($path, $origin) = @_;	2022	my ($path, $origin) = @_;
1835		2023
1836	$path = normalise $path, $origin && $origin->path;	2024	$path = normalise $path, $origin && $origin->path;
1837		2025
		2026	cf::lock_wait "map_data:$path";#d#remove
1838	cf::lock_wait "map_find:$path";	2027	cf::lock_wait "map_find:$path";
1839		2028
1840	$cf::MAP{$path} || do {	2029	$cf::MAP{$path} || do {
1841	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
1842	my $map = new_from_path cf::map $path	2033	my $map = new_from_path cf::map $path
1843	or return;	2034	or return;
1844		2035
1845	$map->{last_save} = $cf::RUNTIME;	2036	$map->{last_save} = $cf::RUNTIME;
1846		2037
…		…
1848	or return;	2039	or return;
1849		2040
1850	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2041	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1851	# doing this can freeze the server in a sync job, obviously	2042	# doing this can freeze the server in a sync job, obviously
1852	#$cf::WAIT_FOR_TICK->wait;	2043	#$cf::WAIT_FOR_TICK->wait;
		2044	undef $guard1;
		2045	undef $guard2;
1853	$map->reset;	2046	$map->reset;
1854	undef $guard;
1855	return find $path;	2047	return find $path;
1856	}	2048	}
1857		2049
1858	$cf::MAP{$path} = $map	2050	$cf::MAP{$path} = $map
1859	}	2051	}
…		…
1868	local $self->{deny_reset} = 1; # loading can take a long time	2060	local $self->{deny_reset} = 1; # loading can take a long time
1869		2061
1870	my $path = $self->{path};	2062	my $path = $self->{path};
1871		2063
1872	{	2064	{
1873	my $guard = cf::lock_acquire "map_load:$path";	2065	my $guard = cf::lock_acquire "map_data:$path";
1874		2066
		2067	return unless $self->valid;
1875	return if $self->in_memory != cf::MAP_SWAPPED;	2068	return unless $self->in_memory == cf::MAP_SWAPPED;
1876		2069
1877	$self->in_memory (cf::MAP_LOADING);	2070	$self->in_memory (cf::MAP_LOADING);
1878		2071
1879	$self->alloc;	2072	$self->alloc;
1880		2073
1881	$self->pre_load;	2074	$self->pre_load;
1882	Coro::cede;	2075	cf::cede_to_tick;
1883		2076
		2077	my $f = new_from_file cf::object::thawer $self->{load_path};
		2078	$f->skip_block;
1884	$self->_load_objects ($self->{load_path}, 1)	2079	$self->_load_objects ($f)
1885	or return;	2080	or return;
1886		2081
1887	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2082	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1888	if delete $self->{load_original};	2083	if delete $self->{load_original};
1889		2084
1890	if (my $uniq = $self->uniq_path) {	2085	if (my $uniq = $self->uniq_path) {
1891	utf8::encode $uniq;	2086	utf8::encode $uniq;
1892	if (aio_open $uniq, O_RDONLY, 0) {	2087	unless (aio_stat $uniq) {
		2088	if (my $f = new_from_file cf::object::thawer $uniq) {
1893	$self->clear_unique_items;	2089	$self->clear_unique_items;
1894	$self->_load_objects ($uniq, 0);	2090	$self->_load_objects ($f);
		2091	$f->resolve_delayed_derefs;
		2092	}
1895	}	2093	}
1896	}	2094	}
1897		2095
1898	Coro::cede;	2096	$f->resolve_delayed_derefs;
		2097
		2098	cf::cede_to_tick;
1899	# now do the right thing for maps	2099	# now do the right thing for maps
1900	$self->link_multipart_objects;	2100	$self->link_multipart_objects;
1901	$self->difficulty ($self->estimate_difficulty)	2101	$self->difficulty ($self->estimate_difficulty)
1902	unless $self->difficulty;	2102	unless $self->difficulty;
1903	Coro::cede;	2103	cf::cede_to_tick;
1904		2104
1905	unless ($self->{deny_activate}) {	2105	unless ($self->{deny_activate}) {
1906	$self->decay_objects;	2106	$self->decay_objects;
1907	$self->fix_auto_apply;	2107	$self->fix_auto_apply;
1908	$self->update_buttons;	2108	$self->update_buttons;
1909	Coro::cede;	2109	cf::cede_to_tick;
1910	$self->set_darkness_map;	2110	$self->set_darkness_map;
1911	Coro::cede;	2111	cf::cede_to_tick;
1912	$self->activate;	2112	$self->activate;
1913	}	2113	}
		2114
		2115	$self->{last_save} = $cf::RUNTIME;
		2116	$self->last_access ($cf::RUNTIME);
1914		2117
1915	$self->in_memory (cf::MAP_IN_MEMORY);	2118	$self->in_memory (cf::MAP_IN_MEMORY);
1916	}	2119	}
1917		2120
1918	$self->post_load;	2121	$self->post_load;
…		…
1929		2132
1930	$self	2133	$self
1931	}	2134	}
1932		2135
1933	# find and load all maps in the 3x3 area around a map	2136	# find and load all maps in the 3x3 area around a map
1934	sub load_diag {	2137	sub load_neighbours {
1935	my ($map) = @_;	2138	my ($map) = @_;
1936		2139
1937	my @diag; # diagonal neighbours	2140	my @neigh; # diagonal neighbours
1938		2141
1939	for (0 .. 3) {	2142	for (0 .. 3) {
1940	my $neigh = $map->tile_path ($_)	2143	my $neigh = $map->tile_path ($_)
1941	or next;	2144	or next;
1942	$neigh = find $neigh, $map	2145	$neigh = find $neigh, $map
1943	or next;	2146	or next;
1944	$neigh->load;	2147	$neigh->load;
1945		2148
		2149	push @neigh,
1946	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2150	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1947	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2151	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1948	}	2152	}
1949		2153
1950	for (@diag) {	2154	for (grep defined $_->[0], @neigh) {
		2155	my ($path, $origin) = @$_;
1951	my $neigh = find @$_	2156	my $neigh = find $path, $origin
1952	or next;	2157	or next;
1953	$neigh->load;	2158	$neigh->load;
1954	}	2159	}
1955	}	2160	}
1956		2161
…		…
1961	}	2166	}
1962		2167
1963	sub do_load_sync {	2168	sub do_load_sync {
1964	my ($map) = @_;	2169	my ($map) = @_;
1965		2170
		2171	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2172	if $Coro::current == $Coro::main;
		2173
1966	cf::sync_job { $map->load };	2174	cf::sync_job { $map->load };
1967	}	2175	}
1968		2176
1969	our %MAP_PREFETCH;	2177	our %MAP_PREFETCH;
1970	our $MAP_PREFETCHER = undef;	2178	our $MAP_PREFETCHER = undef;
1971		2179
1972	sub find_async {	2180	sub find_async {
1973	my ($path, $origin) = @_;	2181	my ($path, $origin, $load) = @_;
1974		2182
1975	$path = normalise $path, $origin && $origin->{path};	2183	$path = normalise $path, $origin && $origin->{path};
1976		2184
1977	if (my $map = $cf::MAP{$path}) {	2185	if (my $map = $cf::MAP{$path}) {
1978	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2186	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;
1979	}	2187	}
1980		2188
1981	undef $MAP_PREFETCH{$path};	2189	$MAP_PREFETCH{$path} |= $load;
		2190
1982	$MAP_PREFETCHER ||= cf::async {	2191	$MAP_PREFETCHER ||= cf::async {
		2192	$Coro::current->{desc} = "map prefetcher";
		2193
1983	while (%MAP_PREFETCH) {	2194	while (%MAP_PREFETCH) {
1984	for my $path (keys %MAP_PREFETCH) {	2195	while (my ($k, $v) = each %MAP_PREFETCH) {
1985	if (my $map = find $path) {	2196	if (my $map = find $k) {
1986	$map->load;	2197	$map->load if $v;
1987	}	2198	}
1988		2199
1989	delete $MAP_PREFETCH{$path};	2200	delete $MAP_PREFETCH{$k};
1990	}	2201	}
1991	}	2202	}
1992	undef $MAP_PREFETCHER;	2203	undef $MAP_PREFETCHER;
1993	};	2204	};
1994	$MAP_PREFETCHER->prio (6);	2205	$MAP_PREFETCHER->prio (6);
…		…
1997	}	2208	}
1998		2209
1999	sub save {	2210	sub save {
2000	my ($self) = @_;	2211	my ($self) = @_;
2001		2212
2002	my $lock = cf::lock_acquire "map_data:" . $self->path;	2213	my $lock = cf::lock_acquire "map_data:$self->{path}";
2003		2214
2004	$self->{last_save} = $cf::RUNTIME;	2215	$self->{last_save} = $cf::RUNTIME;
2005		2216
2006	return unless $self->dirty;	2217	return unless $self->dirty;
2007		2218
…		…
2013	return if $self->{deny_save};	2224	return if $self->{deny_save};
2014		2225
2015	local $self->{last_access} = $self->last_access;#d#	2226	local $self->{last_access} = $self->last_access;#d#
2016		2227
2017	cf::async {	2228	cf::async {
		2229	$Coro::current->{desc} = "map player save";
2018	$_->contr->save for $self->players;	2230	$_->contr->save for $self->players;
2019	};	2231	};
2020		2232
2021	if ($uniq) {	2233	if ($uniq) {
2022	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2234	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
…		…
2030	my ($self) = @_;	2242	my ($self) = @_;
2031		2243
2032	# save first because save cedes	2244	# save first because save cedes
2033	$self->save;	2245	$self->save;
2034		2246
2035	my $lock = cf::lock_acquire "map_data:" . $self->path;	2247	my $lock = cf::lock_acquire "map_data:$self->{path}";
2036		2248
2037	return if $self->players;	2249	return if $self->players;
2038	return if $self->in_memory != cf::MAP_IN_MEMORY;	2250	return if $self->in_memory != cf::MAP_IN_MEMORY;
2039	return if $self->{deny_save};	2251	return if $self->{deny_save};
2040		2252
		2253	$self->in_memory (cf::MAP_SWAPPED);
		2254
		2255	$self->deactivate;
		2256	$_->clear_links_to ($self) for values %cf::MAP;
2041	$self->clear;	2257	$self->clear;
2042	$self->in_memory (cf::MAP_SWAPPED);
2043	}	2258	}
2044		2259
2045	sub reset_at {	2260	sub reset_at {
2046	my ($self) = @_;	2261	my ($self) = @_;
2047		2262
…		…
2079	if $uniq;	2294	if $uniq;
2080	}	2295	}
2081		2296
2082	delete $cf::MAP{$self->path};	2297	delete $cf::MAP{$self->path};
2083		2298
		2299	$self->deactivate;
		2300	$_->clear_links_to ($self) for values %cf::MAP;
2084	$self->clear;	2301	$self->clear;
2085
2086	$_->clear_links_to ($self) for values %cf::MAP;
2087		2302
2088	$self->unlink_save;	2303	$self->unlink_save;
2089	$self->destroy;	2304	$self->destroy;
2090	}	2305	}
2091		2306
2092	my $nuke_counter = "aaaa";	2307	my $nuke_counter = "aaaa";
2093		2308
2094	sub nuke {	2309	sub nuke {
2095	my ($self) = @_;	2310	my ($self) = @_;
2096		2311
		2312	{
		2313	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2314
2097	delete $cf::MAP{$self->path};	2315	delete $cf::MAP{$self->path};
2098		2316
2099	$self->unlink_save;	2317	$self->unlink_save;
2100		2318
2101	bless $self, "cf::map";	2319	bless $self, "cf::map";
2102	delete $self->{deny_reset};	2320	delete $self->{deny_reset};
2103	$self->{deny_save} = 1;	2321	$self->{deny_save} = 1;
2104	$self->reset_timeout (1);	2322	$self->reset_timeout (1);
2105	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2323	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2106		2324
2107	$cf::MAP{$self->path} = $self;	2325	$cf::MAP{$self->path} = $self;
		2326	}
2108		2327
2109	$self->reset; # polite request, might not happen	2328	$self->reset; # polite request, might not happen
2110	}	2329	}
2111		2330
2112	=item $maps = cf::map::tmp_maps	2331	=item $maps = cf::map::tmp_maps
…		…
2154		2373
2155	sub unique_maps() {	2374	sub unique_maps() {
2156	[	2375	[
2157	map {	2376	map {
2158	utf8::decode $_;	2377	utf8::decode $_;
2159	/\.map$/	2378	s/\.map$//; # TODO future compatibility hack
		2379	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2380	? ()
2160	? normalise $_	2381	: normalise $_
2161	: ()
2162	} @{ aio_readdir $UNIQUEDIR or [] }	2382	} @{ aio_readdir $UNIQUEDIR or [] }
2163	]	2383	]
2164	}	2384	}
2165		2385
2166	package cf;
2167
2168	=back	2386	=back
2169		2387
2170	=head3 cf::object	2388	=head3 cf::object
2171		2389
2172	=cut	2390	=cut
…		…
2175		2393
2176	=over 4	2394	=over 4
2177		2395
2178	=item $ob->inv_recursive	2396	=item $ob->inv_recursive
2179		2397
2180	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.
2181		2400
2182	=cut	2401	=cut
2183		2402
2184	sub inv_recursive_;	2403	sub inv_recursive_;
2185	sub inv_recursive_ {	2404	sub inv_recursive_ {
2186	map { $_, inv_recursive_ $_->inv } @_	2405	map { $_, inv_recursive_ $_->inv } @_
2187	}	2406	}
2188		2407
2189	sub inv_recursive {	2408	sub inv_recursive {
2190	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	}
2191	}	2438	}
2192		2439
2193	package cf;	2440	package cf;
2194		2441
2195	=back	2442	=back
…		…
2219		2466
2220	} else {	2467	} else {
2221	my $pl = $self->contr;	2468	my $pl = $self->contr;
2222		2469
2223	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2470	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2224	my $diag = $pl->{npc_dialog};	2471	my $dialog = $pl->{npc_dialog};
2225	$diag->{pl}->ext_reply (	2472	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2226	$diag->{id},
2227	msgtype => "reply",
2228	msg => $diag->{pl}->expand_cfpod ($msg),
2229	add_topics => []
2230	);
2231		2473
2232	} else {	2474	} else {
2233	$msg = $npc->name . " says: $msg" if $npc;	2475	$msg = $npc->name . " says: $msg" if $npc;
2234	$self->message ($msg, $flags);	2476	$self->message ($msg, $flags);
2235	}	2477	}
2236	}	2478	}
		2479	}
		2480
		2481	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2482
		2483	=cut
		2484
		2485	sub cf::object::send_msg {
		2486	my $pl = shift->contr
		2487	or return;
		2488	$pl->send_msg (@_);
2237	}	2489	}
2238		2490
2239	=item $player_object->may ("access")	2491	=item $player_object->may ("access")
2240		2492
2241	Returns wether the given player is authorized to access resource "access"	2493	Returns wether the given player is authorized to access resource "access"
…		…
2320	# use -1 or undef as default coordinates, not 0, 0	2572	# use -1 or undef as default coordinates, not 0, 0
2321	($x, $y) = ($map->enter_x, $map->enter_y)	2573	($x, $y) = ($map->enter_x, $map->enter_y)
2322	if $x <=0 && $y <= 0;	2574	if $x <=0 && $y <= 0;
2323		2575
2324	$map->load;	2576	$map->load;
2325	$map->load_diag;	2577	$map->load_neighbours;
2326		2578
2327	return unless $self->contr->active;	2579	return unless $self->contr->active;
2328	$self->activate_recursive;	2580	$self->activate_recursive;
2329		2581
2330	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2582	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
…		…
2350	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2602	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2351		2603
2352	$self->enter_link;	2604	$self->enter_link;
2353		2605
2354	(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
2355	my $map = eval {	2628	my $map = eval {
2356	my $map = cf::map::find $path;	2629	my $map = defined $path ? cf::map::find $path : undef;
2357		2630
2358	if ($map) {	2631	if ($map) {
2359	$map = $map->customise_for ($self);	2632	$map = $map->customise_for ($self);
2360	$map = $check->($map) if $check && $map;	2633	$map = $check->($map) if $check && $map;
2361	} else {	2634	} else {
2362	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2635	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2363	}	2636	}
2364		2637
2365	$map	2638	$map
2366	};	2639	};
2367		2640
…		…
2420	$rmp->{origin_y} = $exit->y;	2693	$rmp->{origin_y} = $exit->y;
2421	}	2694	}
2422		2695
2423	$rmp->{random_seed} ||= $exit->random_seed;	2696	$rmp->{random_seed} ||= $exit->random_seed;
2424		2697
2425	my $data = cf::to_json $rmp;	2698	my $data = cf::encode_json $rmp;
2426	my $md5 = Digest::MD5::md5_hex $data;	2699	my $md5 = Digest::MD5::md5_hex $data;
2427	my $meta = "$RANDOMDIR/$md5.meta";	2700	my $meta = "$RANDOMDIR/$md5.meta";
2428		2701
2429	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2702	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2430	aio_write $fh, 0, (length $data), $data, 0;	2703	aio_write $fh, 0, (length $data), $data, 0;
…		…
2457	# if exit is damned, update players death & WoR home-position	2730	# if exit is damned, update players death & WoR home-position
2458	$self->contr->savebed ($slaying, $hp, $sp)	2731	$self->contr->savebed ($slaying, $hp, $sp)
2459	if $exit->flag (FLAG_DAMNED);	2732	if $exit->flag (FLAG_DAMNED);
2460		2733
2461	(async {	2734	(async {
		2735	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";
		2736
2462	$self->deactivate_recursive; # just to be sure	2737	$self->deactivate_recursive; # just to be sure
2463	unless (eval {	2738	unless (eval {
2464	$self->goto ($slaying, $hp, $sp);	2739	$self->goto ($slaying, $hp, $sp);
2465		2740
2466	1;	2741	1;
…		…
2501	the message, with C<log> being the default. If C<$color> is negative, suppress	2776	the message, with C<log> being the default. If C<$color> is negative, suppress
2502	the message unless the client supports the msg packet.	2777	the message unless the client supports the msg packet.
2503		2778
2504	=cut	2779	=cut
2505		2780
		2781	# non-persistent channels (usually the info channel)
		2782	our %CHANNEL = (
		2783	"c/identify" => {
		2784	id => "infobox",
		2785	title => "Identify",
		2786	reply => undef,
		2787	tooltip => "Items recently identified",
		2788	},
		2789	"c/examine" => {
		2790	id => "infobox",
		2791	title => "Examine",
		2792	reply => undef,
		2793	tooltip => "Signs and other items you examined",
		2794	},
		2795	"c/book" => {
		2796	id => "infobox",
		2797	title => "Book",
		2798	reply => undef,
		2799	tooltip => "The contents of a note or book",
		2800	},
		2801	"c/lookat" => {
		2802	id => "infobox",
		2803	title => "Look",
		2804	reply => undef,
		2805	tooltip => "What you saw there",
		2806	},
		2807	"c/who" => {
		2808	id => "infobox",
		2809	title => "Players",
		2810	reply => undef,
		2811	tooltip => "Shows players who are currently online",
		2812	},
		2813	"c/body" => {
		2814	id => "infobox",
		2815	title => "Body Parts",
		2816	reply => undef,
		2817	tooltip => "Shows which body parts you posess and are available",
		2818	},
		2819	"c/uptime" => {
		2820	id => "infobox",
		2821	title => "Uptime",
		2822	reply => undef,
		2823	tooltip => "How long the server has been running since last restart",
		2824	},
		2825	"c/mapinfo" => {
		2826	id => "infobox",
		2827	title => "Map Info",
		2828	reply => undef,
		2829	tooltip => "Information related to the maps",
		2830	},
		2831	);
		2832
2506	sub cf::client::send_msg {	2833	sub cf::client::send_msg {
2507	my ($self, $channel, $msg, $color, @extra) = @_;	2834	my ($self, $channel, $msg, $color, @extra) = @_;
2508		2835
2509	$msg = $self->pl->expand_cfpod ($msg);	2836	$msg = $self->pl->expand_cfpod ($msg);
2510		2837
2511	$color &= ~cf::NDI_UNIQUE; # just in case...	2838	$color &= cf::NDI_CLIENT_MASK; # just in case...
2512		2839
		2840	# check predefined channels, for the benefit of C
		2841	if ($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
2513	if (ref $channel) {	2849	} elsif (ref $channel) {
2514	# send meta info to client, if not yet sent	2850	# send meta info to client, if not yet sent
2515	unless (exists $self->{channel}{$channel->{id}}) {	2851	unless (exists $self->{channel}{$channel->{id}}) {
2516	$self->{channel}{$channel->{id}} = $channel;	2852	$self->{channel}{$channel->{id}} = $channel;
2517	$self->ext_event (channel_info => %$channel);	2853	$self->ext_msg (channel_info => $channel)
		2854	if $self->can_msg;
2518	}	2855	}
2519		2856
2520	$channel = $channel->{id};	2857	$channel = $channel->{id};
2521	}	2858	}
2522		2859
2523	return unless @extra || length $msg;	2860	return unless @extra || length $msg;
2524		2861
2525	if ($self->can_msg) {	2862	if ($self->can_msg) {
		2863	# default colour, mask it out
		2864	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
		2865	if $color & cf::NDI_DEF;
		2866
2526	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $channel, $msg, @extra]));	2867	$self->send_packet ("msg " . $self->{json_coder}->encode (
		2868	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));
2527	} else {	2869	} else {
2528	# replace some tags by gcfclient-compatible ones
2529	for ($msg) {
2530	1 while
2531	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2532	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2533	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2534	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2535	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2536	}
2537
2538	if ($color >= 0) {	2870	if ($color >= 0) {
		2871	# replace some tags by gcfclient-compatible ones
		2872	for ($msg) {
		2873	1 while
		2874	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
		2875	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
		2876	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
		2877	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
		2878	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
		2879	}
		2880
		2881	$color &= cf::NDI_COLOR_MASK;
		2882
		2883	utf8::encode $msg;
		2884
2539	if (0 && $msg =~ /\[/) {	2885	if (0 && $msg =~ /\[/) {
		2886	# COMMAND/INFO
2540	$self->send_packet ("drawextinfo $color 4 0 $msg")	2887	$self->send_packet ("drawextinfo $color 10 8 $msg")
2541	} else {	2888	} else {
2542	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	2889	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2543	$self->send_packet ("drawinfo $color $msg")	2890	$self->send_packet ("drawinfo $color $msg")
2544	}	2891	}
2545	}	2892	}
2546	}	2893	}
2547	}	2894	}
2548		2895
2549	=item $client->ext_event ($type, %msg)	2896	=item $client->ext_msg ($type, @msg)
2550		2897
2551	Sends an ext event to the client.	2898	Sends an ext event to the client.
2552		2899
2553	=cut	2900	=cut
2554		2901
2555	sub cf::client::ext_event($$%) {	2902	sub cf::client::ext_msg($$@) {
2556	my ($self, $type, %msg) = @_;	2903	my ($self, $type, @msg) = @_;
2557		2904
2558	return unless $self->extcmd;	2905	if ($self->extcmd == 2) {
2559		2906	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2907	} elsif ($self->extcmd == 1) { # TODO: remove
2560	$msg{msgtype} = "event_$type";	2908	push @msg, msgtype => "event_$type";
2561	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	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;
		2927	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2928	}
2562	}	2929	}
2563		2930
2564	=item $success = $client->query ($flags, "text", \&cb)	2931	=item $success = $client->query ($flags, "text", \&cb)
2565		2932
2566	Queues a query to the client, calling the given callback with	2933	Queues a query to the client, calling the given callback with
…		…
2621	my ($ns, $buf) = @_;	2988	my ($ns, $buf) = @_;
2622		2989
2623	my $msg = eval { $ns->{json_coder}->decode ($buf) };	2990	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2624		2991
2625	if (ref $msg) {	2992	if (ref $msg) {
		2993	my ($type, $reply, @payload) =
		2994	"ARRAY" eq ref $msg
		2995	? @$msg
		2996	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		2997
		2998	my @reply;
		2999
2626	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3000	if (my $cb = $EXTICMD{$type}) {
2627	if (my %reply = $cb->($ns, $msg)) {	3001	@reply = $cb->($ns, @payload);
2628	$reply{msgid} = $msg->{msgid};
2629	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2630	}
2631	}	3002	}
		3003
		3004	$ns->ext_reply ($reply, @reply)
		3005	if $reply;
		3006
2632	} else {	3007	} else {
2633	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";
2634	}	3009	}
2635		3010
2636	cf::override;	3011	cf::override;
…		…
2683	our $safe = new Safe "safe";	3058	our $safe = new Safe "safe";
2684	our $safe_hole = new Safe::Hole;	3059	our $safe_hole = new Safe::Hole;
2685		3060
2686	$SIG{FPE} = 'IGNORE';	3061	$SIG{FPE} = 'IGNORE';
2687		3062
2688	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3063	$safe->permit_only (Opcode::opset qw(
		3064	:base_core :base_mem :base_orig :base_math
		3065	grepstart grepwhile mapstart mapwhile
		3066	sort time
		3067	));
2689		3068
2690	# here we export the classes and methods available to script code	3069	# here we export the classes and methods available to script code
2691		3070
2692	=pod	3071	=pod
2693		3072
2694	The following functions and methods are available within a safe environment:	3073	The following functions and methods are available within a safe environment:
2695		3074
2696	cf::object	3075	cf::object
2697	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
2698	insert remove	3077	insert remove name archname title slaying race decrease_ob_nr
2699		3078
2700	cf::object::player	3079	cf::object::player
2701	player	3080	player
2702		3081
2703	cf::player	3082	cf::player
…		…
2708		3087
2709	=cut	3088	=cut
2710		3089
2711	for (	3090	for (
2712	["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
		3092	insert remove inv name archname title slaying race
2713	insert remove)],	3093	decrease_ob_nr destroy)],
2714	["cf::object::player" => qw(player)],	3094	["cf::object::player" => qw(player)],
2715	["cf::player" => qw(peaceful)],	3095	["cf::player" => qw(peaceful)],
2716	["cf::map" => qw(trigger)],	3096	["cf::map" => qw(trigger)],
2717	) {	3097	) {
2718	no strict 'refs';	3098	no strict 'refs';
…		…
2794	# the server's init and main functions	3174	# the server's init and main functions
2795		3175
2796	sub load_facedata($) {	3176	sub load_facedata($) {
2797	my ($path) = @_;	3177	my ($path) = @_;
2798		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
2799	warn "loading facedata from $path\n";	3185	warn "loading facedata from $path\n";
2800		3186
2801	my $facedata;	3187	my $facedata;
2802	0 < aio_load $path, $facedata	3188	0 < aio_load $path, $facedata
2803	or die "$path: $!";	3189	or die "$path: $!";
…		…
2805	$facedata = Coro::Storable::thaw $facedata;	3191	$facedata = Coro::Storable::thaw $facedata;
2806		3192
2807	$facedata->{version} == 2	3193	$facedata->{version} == 2
2808	or cf::cleanup "$path: version mismatch, cannot proceed.";	3194	or cf::cleanup "$path: version mismatch, cannot proceed.";
2809		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
2810	{	3203	{
2811	my $faces = $facedata->{faceinfo};	3204	my $faces = $facedata->{faceinfo};
2812		3205
2813	while (my ($face, $info) = each %$faces) {	3206	while (my ($face, $info) = each %$faces) {
2814	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3207	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3208
2815	cf::face::set_visibility $idx, $info->{visibility};	3209	cf::face::set_visibility $idx, $info->{visibility};
2816	cf::face::set_magicmap $idx, $info->{magicmap};	3210	cf::face::set_magicmap $idx, $info->{magicmap};
2817	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3211	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2818	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3212	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2819		3213
2820	cf::cede_to_tick;	3214	cf::cede_to_tick;
2821	}	3215	}
2822		3216
2823	while (my ($face, $info) = each %$faces) {	3217	while (my ($face, $info) = each %$faces) {
2824	next unless $info->{smooth};	3218	next unless $info->{smooth};
		3219
2825	my $idx = cf::face::find $face	3220	my $idx = cf::face::find $face
2826	or next;	3221	or next;
		3222
2827	if (my $smooth = cf::face::find $info->{smooth}) {	3223	if (my $smooth = cf::face::find $info->{smooth}) {
2828	cf::face::set_smooth $idx, $smooth;	3224	cf::face::set_smooth $idx, $smooth;
2829	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3225	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2830	} else {	3226	} else {
2831	warn "smooth face '$info->{smooth}' not found for face '$face'";	3227	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2848		3244
2849	{	3245	{
2850	# TODO: for gcfclient pleasure, we should give resources	3246	# TODO: for gcfclient pleasure, we should give resources
2851	# that gcfclient doesn't grok a >10000 face index.	3247	# that gcfclient doesn't grok a >10000 face index.
2852	my $res = $facedata->{resource};	3248	my $res = $facedata->{resource};
2853	my $enc = JSON::XS->new->utf8->canonical;
2854		3249
2855	while (my ($name, $info) = each %$res) {	3250	while (my ($name, $info) = each %$res) {
2856	my $meta = $enc->encode ({	3251	if (defined $info->{type}) {
2857	name => $name,
2858	type => $info->{type},
2859	copyright => $info->{copyright}, #TODO#
2860	});
2861
2862	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3252	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3253	my $data;
2863		3254
2864	if ($name =~ /\.jpg$/) {	3255	if ($info->{type} & 1) {
2865	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};#d# temp hack	3256	# prepend meta info
2866	cf::face::set_data $idx, 1, $info->{data}, $info->{chksum};#d# temp hack	3257
		3258	my $meta = $enc->encode ({
		3259	name => $name,
		3260	%{ $info->{meta} || {} },
		3261	});
		3262
		3263	$data = pack "(w/a*)*", $meta, $info->{data};
		3264	} else {
		3265	$data = $info->{data};
		3266	}
		3267
		3268	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3269	cf::face::set_type $idx, $info->{type};
2867	} else {	3270	} else {
2868	my $data = pack "(w/a*)*", $meta, $info->{data};	3271	$RESOURCE{$name} = $info;
2869	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2870
2871	cf::face::set_type $idx, 1;
2872	cf::face::set_data $idx, 0, $data, $chk;
2873	}	3272	}
2874		3273
2875	cf::cede_to_tick;	3274	cf::cede_to_tick;
2876	}	3275	}
2877	}	3276	}
2878		3277
		3278	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3279
2879	1	3280	1
2880	}	3281	}
2881		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	});
		3302
		3303	register_exticmd fx_want => sub {
		3304	my ($ns, $want) = @_;
		3305
		3306	while (my ($k, $v) = each %$want) {
		3307	$ns->fx_want ($k, $v);
		3308	}
		3309	};
		3310
2882	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
2883	load_resource_file "$MAPDIR/regions"	3316	load_resource_file "$MAPDIR/regions"
2884	or die "unable to load regions file\n";	3317	or die "unable to load regions file\n";
2885		3318
2886	for (cf::region::list) {	3319	for (cf::region::list) {
2887	$_->{match} = qr/$_->{match}/	3320	$_->{match} = qr/$_->{match}/
…		…
2923		3356
2924	sub init {	3357	sub init {
2925	reload_resources;	3358	reload_resources;
2926	}	3359	}
2927		3360
2928	sub cfg_load {	3361	sub reload_config {
2929	open my $fh, "<:utf8", "$CONFDIR/config"	3362	open my $fh, "<:utf8", "$CONFDIR/config"
2930	or return;	3363	or return;
2931		3364
2932	local $/;	3365	local $/;
2933	*CFG = YAML::Syck::Load <$fh>;	3366	*CFG = YAML::Load <$fh>;
2934		3367
2935	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3368	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2936		3369
2937	$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};
2938	$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};
…		…
2949	sub main {	3382	sub main {
2950	# we must not ever block the main coroutine	3383	# we must not ever block the main coroutine
2951	local $Coro::idle = sub {	3384	local $Coro::idle = sub {
2952	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#
2953	(async {	3386	(async {
2954	Event::one_event;	3387	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3388	EV::loop EV::LOOP_ONESHOT;
2955	})->prio (Coro::PRIO_MAX);	3389	})->prio (Coro::PRIO_MAX);
2956	};	3390	};
2957		3391
2958	cfg_load;	3392	reload_config;
2959	db_init;	3393	db_init;
2960	load_extensions;	3394	load_extensions;
2961		3395
2962	$TICK_WATCHER->start;	3396	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3397	evthread_start IO::AIO::poll_fileno;
2963	Event::loop;	3398	EV::loop;
2964	}	3399	}
2965		3400
2966	#############################################################################	3401	#############################################################################
2967	# initialisation and cleanup	3402	# initialisation and cleanup
2968		3403
2969	# install some emergency cleanup handlers	3404	# install some emergency cleanup handlers
2970	BEGIN {	3405	BEGIN {
		3406	our %SIGWATCHER = ();
2971	for my $signal (qw(INT HUP TERM)) {	3407	for my $signal (qw(INT HUP TERM)) {
2972	Event->signal (	3408	$SIGWATCHER{$signal} = EV::signal $signal, sub {
2973	reentrant => 0,
2974	data => WF_AUTOCANCEL,
2975	signal => $signal,
2976	prio => 0,
2977	cb => sub {
2978	cf::cleanup "SIG$signal";	3409	cf::cleanup "SIG$signal";
2979	},
2980	);	3410	};
2981	}	3411	}
2982	}	3412	}
2983		3413
2984	sub write_runtime {	3414	sub write_runtime_sync {
2985	my $runtime = "$LOCALDIR/runtime";	3415	my $runtime = "$LOCALDIR/runtime";
2986		3416
2987	# first touch the runtime file to show we are still running:	3417	# first touch the runtime file to show we are still running:
2988	# the fsync below can take a very very long time.	3418	# the fsync below can take a very very long time.
2989		3419
…		…
3015	and return;	3445	and return;
3016		3446
3017	warn "runtime file written.\n";	3447	warn "runtime file written.\n";
3018		3448
3019	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 };
3020	}	3493	}
3021		3494
3022	sub emergency_save() {	3495	sub emergency_save() {
3023	my $freeze_guard = cf::freeze_mainloop;	3496	my $freeze_guard = cf::freeze_mainloop;
3024		3497
…		…
3030	# and maps saved/destroyed asynchronously.	3503	# and maps saved/destroyed asynchronously.
3031	warn "begin emergency player save\n";	3504	warn "begin emergency player save\n";
3032	for my $login (keys %cf::PLAYER) {	3505	for my $login (keys %cf::PLAYER) {
3033	my $pl = $cf::PLAYER{$login} or next;	3506	my $pl = $cf::PLAYER{$login} or next;
3034	$pl->valid or next;	3507	$pl->valid or next;
		3508	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3035	$pl->save;	3509	$pl->save;
3036	}	3510	}
3037	warn "end emergency player save\n";	3511	warn "end emergency player save\n";
3038		3512
3039	warn "begin emergency map save\n";	3513	warn "begin emergency map save\n";
…		…
3045	warn "end emergency map save\n";	3519	warn "end emergency map save\n";
3046		3520
3047	warn "begin emergency database checkpoint\n";	3521	warn "begin emergency database checkpoint\n";
3048	BDB::db_env_txn_checkpoint $DB_ENV;	3522	BDB::db_env_txn_checkpoint $DB_ENV;
3049	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";
3050	};	3528	};
3051		3529
3052	warn "leave emergency perl save\n";	3530	warn "leave emergency perl save\n";
3053	}	3531	}
3054		3532
…		…
3069	warn "reloading...";	3547	warn "reloading...";
3070		3548
3071	warn "entering sync_job";	3549	warn "entering sync_job";
3072		3550
3073	cf::sync_job {	3551	cf::sync_job {
3074	cf::write_runtime; # external watchdog should not bark	3552	cf::write_runtime_sync; # external watchdog should not bark
3075	cf::emergency_save;	3553	cf::emergency_save;
3076	cf::write_runtime; # external watchdog should not bark	3554	cf::write_runtime_sync; # external watchdog should not bark
3077		3555
3078	warn "syncing database to disk";	3556	warn "syncing database to disk";
3079	BDB::db_env_txn_checkpoint $DB_ENV;	3557	BDB::db_env_txn_checkpoint $DB_ENV;
3080		3558
3081	# 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
3082
3083	warn "cancelling all WF_AUTOCANCEL watchers";
3084	for (Event::all_watchers) {
3085	$_->cancel if $_->data & WF_AUTOCANCEL;
3086	}
3087		3560
3088	warn "flushing outstanding aio requests";	3561	warn "flushing outstanding aio requests";
3089	for (;;) {	3562	for (;;) {
3090	BDB::flush;	3563	BDB::flush;
3091	IO::AIO::flush;	3564	IO::AIO::flush;
3092	Coro::cede;	3565	Coro::cede_notself;
3093	last unless IO::AIO::nreqs || BDB::nreqs;	3566	last unless IO::AIO::nreqs || BDB::nreqs;
3094	warn "iterate...";	3567	warn "iterate...";
3095	}	3568	}
3096		3569
3097	++$RELOAD;	3570	++$RELOAD;
…		…
3156	warn "reloading cf.pm";	3629	warn "reloading cf.pm";
3157	require cf;	3630	require cf;
3158	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3631	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3159		3632
3160	warn "loading config and database again";	3633	warn "loading config and database again";
3161	cf::cfg_load;	3634	cf::reload_config;
3162		3635
3163	warn "loading extensions";	3636	warn "loading extensions";
3164	cf::load_extensions;	3637	cf::load_extensions;
3165		3638
3166	warn "reattaching attachments to objects/players";	3639	warn "reattaching attachments to objects/players";
…		…
3173	warn "leaving sync_job";	3646	warn "leaving sync_job";
3174		3647
3175	1	3648	1
3176	} or do {	3649	} or do {
3177	warn $@;	3650	warn $@;
3178	warn "error while reloading, exiting.";	3651	cf::cleanup "error while reloading, exiting.";
3179	exit 1;
3180	};	3652	};
3181		3653
3182	warn "reloaded";	3654	warn "reloaded";
3183	};	3655	};
3184		3656
…		…
3186		3658
3187	sub reload_perl() {	3659	sub reload_perl() {
3188	# doing reload synchronously and two reloads happen back-to-back,	3660	# doing reload synchronously and two reloads happen back-to-back,
3189	# coro crashes during coro_state_free->destroy here.	3661	# coro crashes during coro_state_free->destroy here.
3190		3662
3191	$RELOAD_WATCHER ||= Event->timer (	3663	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3192	reentrant => 0,
3193	after => 0,
3194	data => WF_AUTOCANCEL,
3195	cb => sub {
3196	do_reload_perl;	3664	do_reload_perl;
3197	undef $RELOAD_WATCHER;	3665	undef $RELOAD_WATCHER;
3198	},
3199	);	3666	};
3200	}	3667	}
3201		3668
3202	register_command "reload" => sub {	3669	register_command "reload" => sub {
3203	my ($who, $arg) = @_;	3670	my ($who, $arg) = @_;
3204		3671
3205	if ($who->flag (FLAG_WIZ)) {	3672	if ($who->flag (FLAG_WIZ)) {
3206	$who->message ("reloading server.");	3673	$who->message ("reloading server.");
		3674	async {
		3675	$Coro::current->{desc} = "perl_reload";
3207	async { reload_perl };	3676	reload_perl;
		3677	};
3208	}	3678	}
3209	};	3679	};
3210		3680
3211	unshift @INC, $LIBDIR;	3681	unshift @INC, $LIBDIR;
3212		3682
…		…
3214		3684
3215	our @WAIT_FOR_TICK;	3685	our @WAIT_FOR_TICK;
3216	our @WAIT_FOR_TICK_BEGIN;	3686	our @WAIT_FOR_TICK_BEGIN;
3217		3687
3218	sub wait_for_tick {	3688	sub wait_for_tick {
3219	return unless $TICK_WATCHER->is_active;	3689	return if tick_inhibit;
3220	return if $Coro::current == $Coro::main;	3690	return if $Coro::current == $Coro::main;
3221		3691
3222	my $signal = new Coro::Signal;	3692	my $signal = new Coro::Signal;
3223	push @WAIT_FOR_TICK, $signal;	3693	push @WAIT_FOR_TICK, $signal;
3224	$signal->wait;	3694	$signal->wait;
3225	}	3695	}
3226		3696
3227	sub wait_for_tick_begin {	3697	sub wait_for_tick_begin {
3228	return unless $TICK_WATCHER->is_active;	3698	return if tick_inhibit;
3229	return if $Coro::current == $Coro::main;	3699	return if $Coro::current == $Coro::main;
3230		3700
3231	my $signal = new Coro::Signal;	3701	my $signal = new Coro::Signal;
3232	push @WAIT_FOR_TICK_BEGIN, $signal;	3702	push @WAIT_FOR_TICK_BEGIN, $signal;
3233	$signal->wait;	3703	$signal->wait;
3234	}	3704	}
3235		3705
3236	my $min = 1e6;#d#	3706	sub tick {
3237	my $avg = 10;
3238	$TICK_WATCHER = Event->timer (
3239	reentrant => 0,
3240	parked => 1,
3241	prio => 0,
3242	at => $NEXT_TICK || $TICK,
3243	data => WF_AUTOCANCEL,
3244	cb => sub {
3245	if ($Coro::current != $Coro::main) {	3707	if ($Coro::current != $Coro::main) {
3246	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3708	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3247	unless ++$bug_warning > 10;	3709	unless ++$bug_warning > 10;
3248	return;	3710	return;
3249	}	3711	}
3250		3712
3251	$NOW = $tick_start = Event::time;
3252
3253	cf::server_tick; # one server iteration	3713	cf::server_tick; # one server iteration
3254		3714
3255	0 && sync_job {#d#	3715	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3256	for(1..10) {	3716	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3257	my $t = Event::time;	3717	Coro::async_pool {
3258	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3718	$Coro::current->{desc} = "runtime saver";
3259	or die;	3719	write_runtime_sync
3260		3720	or warn "ERROR: unable to write runtime file: $!";
3261	$map->width (50);
3262	$map->height (50);
3263	$map->alloc;
3264	$map->_load_objects ("/tmp/x.map", 1);
3265	my $t = Event::time - $t;
3266
3267	#next unless $t < 0.0013;#d#
3268	if ($t < $min) {
3269	$min = $t;
3270	}
3271	$avg = $avg * 0.99 + $t * 0.01;
3272	}
3273	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3274	exit 0;
3275	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3276	};	3721	};
		3722	}
3277		3723
3278	$RUNTIME += $TICK;
3279	$NEXT_TICK += $TICK;
3280
3281	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3282	$NEXT_RUNTIME_WRITE = $NOW + 10;
3283	Coro::async_pool {
3284	write_runtime
3285	or warn "ERROR: unable to write runtime file: $!";
3286	};
3287	}
3288
3289	# my $AFTER = Event::time;
3290	# warn $AFTER - $NOW;#d#
3291
3292	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3724	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3293	$sig->send;	3725	$sig->send;
3294	}	3726	}
3295	while (my $sig = shift @WAIT_FOR_TICK) {	3727	while (my $sig = shift @WAIT_FOR_TICK) {
3296	$sig->send;	3728	$sig->send;
3297	}	3729	}
3298		3730
3299	$NOW = Event::time;	3731	$LOAD = ($NOW - $TICK_START) / $TICK;
3300
3301	# if we are delayed by four ticks or more, skip them all
3302	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3303
3304	$TICK_WATCHER->at ($NEXT_TICK);
3305	$TICK_WATCHER->start;
3306
3307	$LOAD = ($NOW - $tick_start) / $TICK;
3308	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3732	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3309		3733
3310	_post_tick;	3734	if (0) {
3311		3735	if ($NEXT_TICK) {
3312		3736	my $jitter = $TICK_START - $NEXT_TICK;
		3737	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3738	warn "jitter $JITTER\n";#d#
		3739	}
3313	},	3740	}
3314	);	3741	}
3315		3742
3316	{	3743	{
3317	BDB::max_poll_time $TICK * 0.1;	3744	# configure BDB
3318	$BDB_POLL_WATCHER = Event->io (	3745
3319	reentrant => 0,
3320	fd => BDB::poll_fileno,
3321	poll => 'r',
3322	prio => 0,
3323	data => WF_AUTOCANCEL,
3324	cb => \&BDB::poll_cb,
3325	);
3326	BDB::min_parallel 8;	3746	BDB::min_parallel 8;
3327		3747	BDB::max_poll_reqs $TICK * 0.1;
3328	BDB::set_sync_prepare {	3748	$Coro::BDB::WATCHER->priority (1);
3329	my $status;
3330	my $current = $Coro::current;
3331	(
3332	sub {
3333	$status = $!;
3334	$current->ready; undef $current;
3335	},
3336	sub {
3337	Coro::schedule while defined $current;
3338	$! = $status;
3339	},
3340	)
3341	};
3342		3749
3343	unless ($DB_ENV) {	3750	unless ($DB_ENV) {
3344	$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);
3345		3756
3346	cf::sync_job {	3757	cf::sync_job {
3347	eval {	3758	eval {
3348	BDB::db_env_open	3759	BDB::db_env_open
3349	$DB_ENV,	3760	$DB_ENV,
…		…
3351	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3762	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3352	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3763	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3353	0666;	3764	0666;
3354		3765
3355	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3766	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3356
3357	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3358	$DB_ENV->set_lk_detect;
3359	};	3767	};
3360		3768
3361	cf::cleanup "db_env_open(db): $@" if $@;	3769	cf::cleanup "db_env_open(db): $@" if $@;
3362	};	3770	};
3363	}	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	};
3364	}	3782	}
3365		3783
3366	{	3784	{
		3785	# configure IO::AIO
		3786
3367	IO::AIO::min_parallel 8;	3787	IO::AIO::min_parallel 8;
3368
3369	undef $Coro::AIO::WATCHER;
3370	IO::AIO::max_poll_time $TICK * 0.1;	3788	IO::AIO::max_poll_time $TICK * 0.1;
3371	$AIO_POLL_WATCHER = Event->io (	3789	$Coro::AIO::WATCHER->priority (1);
3372	reentrant => 0,
3373	data => WF_AUTOCANCEL,
3374	fd => IO::AIO::poll_fileno,
3375	poll => 'r',
3376	prio => 6,
3377	cb => \&IO::AIO::poll_cb,
3378	);
3379	}	3790	}
3380		3791
3381	my $_log_backtrace;	3792	my $_log_backtrace;
3382		3793
3383	sub _log_backtrace {	3794	sub _log_backtrace {
…		…
3387		3798
3388	# limit the # of concurrent backtraces	3799	# limit the # of concurrent backtraces
3389	if ($_log_backtrace < 2) {	3800	if ($_log_backtrace < 2) {
3390	++$_log_backtrace;	3801	++$_log_backtrace;
3391	async {	3802	async {
		3803	$Coro::current->{desc} = "abt $msg";
		3804
3392	my @bt = fork_call {	3805	my @bt = fork_call {
3393	@addr = map { sprintf "%x", $_ } @addr;	3806	@addr = map { sprintf "%x", $_ } @addr;
3394	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3807	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3395	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 |"
3396	or die "addr2line: $!";	3809	or die "addr2line: $!";

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