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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.313 by root, Sun Jul 22 14:17:58 2007 UTC vs.
Revision 1.429 by root, Sat May 3 15:17:13 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	}
		369
		370	=item cf::periodic $interval, $cb
		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($$) {
		378	my ($interval, $cb) = @_;
		379
		380	my $start = rand List::Util::min 180, $interval;
		381
		382	EV::periodic $start, $interval, 0, $cb
		383	}
		384
		385	=item cf::get_slot $time[, $priority[, $name]]
		386
		387	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		388	This call blocks and returns only when you have at least C<$time> seconds
		389	of cpu time till the next tick. The slot is only valid till the next cede.
		390
		391	The optional C<$name> can be used to identify the job to run. It might be
		392	used for statistical purposes and should identify the same time-class.
		393
		394	Useful for short background jobs.
		395
		396	=cut
		397
		398	our @SLOT_QUEUE;
		399	our $SLOT_QUEUE;
		400
		401	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		402	$SLOT_QUEUE = Coro::async {
		403	$Coro::current->desc ("timeslot manager");
		404
		405	my $signal = new Coro::Signal;
		406
		407	while () {
		408	next_job:
		409	my $avail = cf::till_tick;
		410	if ($avail > 0.01) {
		411	for (0 .. $#SLOT_QUEUE) {
		412	if ($SLOT_QUEUE[$_][0] < $avail) {
		413	my $job = splice @SLOT_QUEUE, $_, 1, ();
		414	$job->[2]->send;
		415	Coro::cede;
		416	goto next_job;
		417	}
		418	}
		419	}
		420
		421	if (@SLOT_QUEUE) {
		422	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		423	push @cf::WAIT_FOR_TICK, $signal;
		424	$signal->wait;
		425	} else {
		426	Coro::schedule;
		427	}
322	};	428	}
323	$TICK_WATCHER->stop;	429	};
324	$guard	430
		431	sub get_slot($;$$) {
		432	return if tick_inhibit || $Coro::current == $Coro::main;
		433
		434	my ($time, $pri, $name) = @_;
		435
		436	$time = $TICK * .6 if $time > $TICK * .6;
		437	my $sig = new Coro::Signal;
		438
		439	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		440	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		441	$SLOT_QUEUE->ready;
		442	$sig->wait;
325	}	443	}
326		444
327	=item cf::async { BLOCK }	445	=item cf::async { BLOCK }
328		446
329	Currently the same as Coro::async_pool, meaning you cannot use	447	Currently the same as Coro::async_pool, meaning you cannot use
…		…
334		452
335	BEGIN { *async = \&Coro::async_pool }	453	BEGIN { *async = \&Coro::async_pool }
336		454
337	=item cf::sync_job { BLOCK }	455	=item cf::sync_job { BLOCK }
338		456
339	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	457	The design of Deliantra requires that the main coroutine ($Coro::main)
340	is always able to handle events or runnable, as Crossfire TRT is only	458	is always able to handle events or runnable, as Deliantra is only
341	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	459	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
342	acceptable.	460	acceptable.
343		461
344	If it must be done, put the blocking parts into C<sync_job>. This will run	462	If it must be done, put the blocking parts into C<sync_job>. This will run
345	the given BLOCK in another coroutine while waiting for the result. The	463	the given BLOCK in another coroutine while waiting for the result. The
…		…
350		468
351	sub sync_job(&) {	469	sub sync_job(&) {
352	my ($job) = @_;	470	my ($job) = @_;
353		471
354	if ($Coro::current == $Coro::main) {	472	if ($Coro::current == $Coro::main) {
355	my $time = Event::time;	473	my $time = EV::time;
356		474
357	# this is the main coro, too bad, we have to block	475	# this is the main coro, too bad, we have to block
358	# till the operation succeeds, freezing the server :/	476	# till the operation succeeds, freezing the server :/
359		477
360	# TODO: use suspend/resume instead	478	LOG llevError, Carp::longmess "sync job";#d#
361	# (but this is cancel-safe)	479
362	my $freeze_guard = freeze_mainloop;	480	my $freeze_guard = freeze_mainloop;
363		481
364	my $busy = 1;	482	my $busy = 1;
365	my @res;	483	my @res;
366		484
367	(async {	485	(async {
		486	$Coro::current->desc ("sync job coro");
368	@res = eval { $job->() };	487	@res = eval { $job->() };
369	warn $@ if $@;	488	warn $@ if $@;
370	undef $busy;	489	undef $busy;
371	})->prio (Coro::PRIO_MAX);	490	})->prio (Coro::PRIO_MAX);
372		491
373	while ($busy) {	492	while ($busy) {
374	Coro::cede or Event::one_event;	493	if (Coro::nready) {
		494	Coro::cede_notself;
		495	} else {
		496	EV::loop EV::LOOP_ONESHOT;
375	}	497	}
		498	}
376		499
377	$time = Event::time - $time;	500	my $time = EV::time - $time;
378		501
379	LOG llevError | logBacktrace, Carp::longmess "long sync job"
380	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
381
382	$tick_start += $time; # do not account sync jobs to server load	502	$TICK_START += $time; # do not account sync jobs to server load
383		503
384	wantarray ? @res : $res[0]	504	wantarray ? @res : $res[0]
385	} else {	505	} else {
386	# we are in another coroutine, how wonderful, everything just works	506	# we are in another coroutine, how wonderful, everything just works
387		507
…		…
412	=item fork_call { }, $args	532	=item fork_call { }, $args
413		533
414	Executes the given code block with the given arguments in a seperate	534	Executes the given code block with the given arguments in a seperate
415	process, returning the results. Everything must be serialisable with	535	process, returning the results. Everything must be serialisable with
416	Coro::Storable. May, of course, block. Note that the executed sub may	536	Coro::Storable. May, of course, block. Note that the executed sub may
417	never block itself or use any form of Event handling.	537	never block itself or use any form of event handling.
418		538
419	=cut	539	=cut
420
421	sub _store_scalar {
422	open my $fh, ">", \my $buf
423	or die "fork_call: cannot open fh-to-buf in child : $!";
424	Storable::store_fd $_[0], $fh;
425	close $fh;
426
427	$buf
428	}
429		540
430	sub fork_call(&@) {	541	sub fork_call(&@) {
431	my ($cb, @args) = @_;	542	my ($cb, @args) = @_;
432		543
433	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	544	# we seemingly have to make a local copy of the whole thing,
434	# or die "socketpair: $!";	545	# otherwise perl prematurely frees the stuff :/
435	pipe my $fh1, my $fh2	546	# TODO: investigate and fix (likely this will be rather laborious)
436	or die "pipe: $!";
437		547
438	if (my $pid = fork) {	548	my @res = Coro::Util::fork_eval {
439	close $fh2;
440
441	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
442	warn "pst<$res>" unless $res =~ /^pst/;
443	$res = Coro::Storable::thaw $res;
444
445	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
446
447	Carp::confess $$res unless "ARRAY" eq ref $res;
448
449	return wantarray ? @$res : $res->[-1];
450	} else {
451	reset_signals;	549	reset_signals;
452	local $SIG{__WARN__};	550	&$cb
453	local $SIG{__DIE__};	551	}, @args;
454	# just in case, this hack effectively disables event
455	# in the child. cleaner and slower would be canceling all watchers,
456	# but this works for the time being.
457	local $Coro::idle;
458	$Coro::current->prio (Coro::PRIO_MAX);
459		552
460	eval {	553	wantarray ? @res : $res[-1]
461	close $fh1;	554	}
462		555
463	my @res = eval { $cb->(@args) };	556	=item $coin = coin_from_name $name
464		557
465	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;	558	=cut
466	close $fh2;
467	};
468		559
469	warn $@ if $@;	560	our %coin_alias = (
470	_exit 0;	561	"silver" => "silvercoin",
471	}	562	"silvercoin" => "silvercoin",
		563	"silvercoins" => "silvercoin",
		564	"gold" => "goldcoin",
		565	"goldcoin" => "goldcoin",
		566	"goldcoins" => "goldcoin",
		567	"platinum" => "platinacoin",
		568	"platinumcoin" => "platinacoin",
		569	"platinumcoins" => "platinacoin",
		570	"platina" => "platinacoin",
		571	"platinacoin" => "platinacoin",
		572	"platinacoins" => "platinacoin",
		573	"royalty" => "royalty",
		574	"royalties" => "royalty",
		575	);
		576
		577	sub coin_from_name($) {
		578	$coin_alias{$_[0]}
		579	? cf::arch::find $coin_alias{$_[0]}
		580	: undef
472	}	581	}
473		582
474	=item $value = cf::db_get $family => $key	583	=item $value = cf::db_get $family => $key
475		584
476	Returns a single value from the environment database.	585	Returns a single value from the environment database.
…		…
478	=item cf::db_put $family => $key => $value	587	=item cf::db_put $family => $key => $value
479		588
480	Stores the given C<$value> in the family. It can currently store binary	589	Stores the given C<$value> in the family. It can currently store binary
481	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	590	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
482		591
		592	=item $db = cf::db_table "name"
		593
		594	Create and/or open a new database table. The string must not be "db" and must be unique
		595	within each server.
		596
483	=cut	597	=cut
		598
		599	sub db_table($) {
		600	my ($name) = @_;
		601	my $db = BDB::db_create $DB_ENV;
		602
		603	eval {
		604	$db->set_flags (BDB::CHKSUM);
		605
		606	utf8::encode $name;
		607	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		608	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		609	cf::cleanup "db_open(db): $!" if $!;
		610	};
		611	cf::cleanup "db_open(db): $@" if $@;
		612
		613	$db
		614	}
484		615
485	our $DB;	616	our $DB;
486		617
487	sub db_init {	618	sub db_init {
488	unless ($DB) {
489	$DB = BDB::db_create $DB_ENV;
490
491	cf::sync_job {	619	cf::sync_job {
492	eval {	620	$DB ||= db_table "db";
493	$DB->set_flags (BDB::CHKSUM);
494
495	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
496	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
497	cf::cleanup "db_open(db): $!" if $!;
498	};
499	cf::cleanup "db_open(db): $@" if $@;
500	};
501	}	621	};
502	}	622	}
503		623
504	sub db_get($$) {	624	sub db_get($$) {
505	my $key = "$_[0]/$_[1]";	625	my $key = "$_[0]/$_[1]";
506		626
…		…
556	if (1) {	676	if (1) {
557	$md5 =	677	$md5 =
558	join "\x00",	678	join "\x00",
559	$processversion,	679	$processversion,
560	map {	680	map {
561	Coro::cede;	681	cf::cede_to_tick;
562	($src->[$_], Digest::MD5::md5_hex $data[$_])	682	($src->[$_], Digest::MD5::md5_hex $data[$_])
563	} 0.. $#$src;	683	} 0.. $#$src;
564		684
565		685
566	my $dbmd5 = db_get cache => "$id/md5";	686	my $dbmd5 = db_get cache => "$id/md5";
…		…
610	attach callbacks/event handlers (a collection of which is called an "attachment")	730	attach callbacks/event handlers (a collection of which is called an "attachment")
611	to it. All such attachable objects support the following methods.	731	to it. All such attachable objects support the following methods.
612		732
613	In the following description, CLASS can be any of C<global>, C<object>	733	In the following description, CLASS can be any of C<global>, C<object>
614	C<player>, C<client> or C<map> (i.e. the attachable objects in	734	C<player>, C<client> or C<map> (i.e. the attachable objects in
615	Crossfire TRT).	735	Deliantra).
616		736
617	=over 4	737	=over 4
618		738
619	=item $attachable->attach ($attachment, key => $value...)	739	=item $attachable->attach ($attachment, key => $value...)
620		740
…		…
902	}	1022	}
903		1023
904	0	1024	0
905	}	1025	}
906		1026
907	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1027	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
908		1028
909	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1029	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
910		1030
911	Generate an object-specific event with the given arguments.	1031	Generate an object-specific event with the given arguments.
912		1032
…		…
918		1038
919	=cut	1039	=cut
920		1040
921	#############################################################################	1041	#############################################################################
922	# object support	1042	# object support
923	#
924		1043
		1044	sub _object_equal($$);
		1045	sub _object_equal($$) {
		1046	my ($a, $b) = @_;
		1047
		1048	return 0 unless (ref $a) eq (ref $b);
		1049
		1050	if ("HASH" eq ref $a) {
		1051	my @ka = keys %$a;
		1052	my @kb = keys %$b;
		1053
		1054	return 0 if @ka != @kb;
		1055
		1056	for (0 .. $#ka) {
		1057	return 0 unless $ka[$_] eq $kb[$_];
		1058	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1059	}
		1060
		1061	} elsif ("ARRAY" eq ref $a) {
		1062
		1063	return 0 if @$a != @$b;
		1064
		1065	for (0 .. $#$a) {
		1066	return 0 unless _object_equal $a->[$_], $b->[$_];
		1067	}
		1068
		1069	} elsif ($a ne $b) {
		1070	return 0;
		1071	}
		1072
		1073	1
		1074	}
		1075
		1076	our $SLOW_MERGES;#d#
925	sub _can_merge {	1077	sub _can_merge {
926	my ($ob1, $ob2) = @_;	1078	my ($ob1, $ob2) = @_;
927		1079
928	local $Storable::canonical = 1;	1080	++$SLOW_MERGES;#d#
929	my $fob1 = Storable::freeze $ob1;
930	my $fob2 = Storable::freeze $ob2;
931		1081
932	$fob1 eq $fob2	1082	# we do the slow way here
		1083	return _object_equal $ob1, $ob2
933	}	1084	}
934		1085
935	sub reattach {	1086	sub reattach {
936	# basically do the same as instantiate, without calling instantiate	1087	# basically do the same as instantiate, without calling instantiate
937	my ($obj) = @_;	1088	my ($obj) = @_;
…		…
959	cf::attachable->attach (	1110	cf::attachable->attach (
960	prio => -1000000,	1111	prio => -1000000,
961	on_instantiate => sub {	1112	on_instantiate => sub {
962	my ($obj, $data) = @_;	1113	my ($obj, $data) = @_;
963		1114
964	$data = from_json $data;	1115	$data = decode_json $data;
965		1116
966	for (@$data) {	1117	for (@$data) {
967	my ($name, $args) = @$_;	1118	my ($name, $args) = @$_;
968		1119
969	$obj->attach ($name, %{$args || {} });	1120	$obj->attach ($name, %{$args || {} });
…		…
985	sub object_freezer_save {	1136	sub object_freezer_save {
986	my ($filename, $rdata, $objs) = @_;	1137	my ($filename, $rdata, $objs) = @_;
987		1138
988	sync_job {	1139	sync_job {
989	if (length $$rdata) {	1140	if (length $$rdata) {
		1141	utf8::decode (my $decname = $filename);
990	warn sprintf "saving %s (%d,%d)\n",	1142	warn sprintf "saving %s (%d,%d)\n",
991	$filename, length $$rdata, scalar @$objs;	1143	$decname, length $$rdata, scalar @$objs;
992		1144
993	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1145	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
994	chmod SAVE_MODE, $fh;	1146	aio_chmod $fh, SAVE_MODE;
995	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1147	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
996	aio_fsync $fh if $cf::USE_FSYNC;	1148	aio_fsync $fh if $cf::USE_FSYNC;
997	close $fh;	1149	aio_close $fh;
998		1150
999	if (@$objs) {	1151	if (@$objs) {
1000	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1152	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1001	chmod SAVE_MODE, $fh;	1153	aio_chmod $fh, SAVE_MODE;
1002	my $data = Storable::nfreeze { version => 1, objs => $objs };	1154	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1003	aio_write $fh, 0, (length $data), $data, 0;	1155	aio_write $fh, 0, (length $data), $data, 0;
1004	aio_fsync $fh if $cf::USE_FSYNC;	1156	aio_fsync $fh if $cf::USE_FSYNC;
1005	close $fh;	1157	aio_close $fh;
1006	aio_rename "$filename.pst~", "$filename.pst";	1158	aio_rename "$filename.pst~", "$filename.pst";
1007	}	1159	}
1008	} else {	1160	} else {
1009	aio_unlink "$filename.pst";	1161	aio_unlink "$filename.pst";
1010	}	1162	}
…		…
1015	}	1167	}
1016	} else {	1168	} else {
1017	aio_unlink $filename;	1169	aio_unlink $filename;
1018	aio_unlink "$filename.pst";	1170	aio_unlink "$filename.pst";
1019	}	1171	}
1020	}	1172	};
1021	}	1173	}
1022		1174
1023	sub object_freezer_as_string {	1175	sub object_freezer_as_string {
1024	my ($rdata, $objs) = @_;	1176	my ($rdata, $objs) = @_;
1025		1177
…		…
1037	or return;	1189	or return;
1038		1190
1039	unless (aio_stat "$filename.pst") {	1191	unless (aio_stat "$filename.pst") {
1040	(aio_load "$filename.pst", $av) >= 0	1192	(aio_load "$filename.pst", $av) >= 0
1041	or return;	1193	or return;
		1194
1042	$av = eval { (Storable::thaw $av)->{objs} };	1195	my $st = eval { Coro::Storable::thaw $av };
		1196	$av = $st->{objs};
1043	}	1197	}
1044		1198
		1199	utf8::decode (my $decname = $filename);
1045	warn sprintf "loading %s (%d)\n",	1200	warn sprintf "loading %s (%d,%d)\n",
1046	$filename, length $data, scalar @{$av || []};	1201	$decname, length $data, scalar @{$av || []};
		1202
1047	return ($data, $av);	1203	($data, $av)
1048	}	1204	}
1049		1205
1050	=head2 COMMAND CALLBACKS	1206	=head2 COMMAND CALLBACKS
1051		1207
1052	=over 4	1208	=over 4
…		…
1125	my ($pl, $buf) = @_;	1281	my ($pl, $buf) = @_;
1126		1282
1127	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1283	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1128		1284
1129	if (ref $msg) {	1285	if (ref $msg) {
		1286	my ($type, $reply, @payload) =
		1287	"ARRAY" eq ref $msg
		1288	? @$msg
		1289	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1290
		1291	my @reply;
		1292
1130	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1293	if (my $cb = $EXTCMD{$type}) {
1131	if (my %reply = $cb->($pl, $msg)) {	1294	@reply = $cb->($pl, @payload);
1132	$pl->ext_reply ($msg->{msgid}, %reply);
1133	}
1134	}	1295	}
		1296
		1297	$pl->ext_reply ($reply, @reply)
		1298	if $reply;
		1299
1135	} else {	1300	} else {
1136	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1301	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1137	}	1302	}
1138		1303
1139	cf::override;	1304	cf::override;
…		…
1192	my $msg = $@ ? "$v->{path}: $@\n"	1357	my $msg = $@ ? "$v->{path}: $@\n"
1193	: "$v->{base}: extension inactive.\n";	1358	: "$v->{base}: extension inactive.\n";
1194		1359
1195	if (exists $v->{meta}{mandatory}) {	1360	if (exists $v->{meta}{mandatory}) {
1196	warn $msg;	1361	warn $msg;
1197	warn "mandatory extension failed to load, exiting.\n";	1362	cf::cleanup "mandatory extension failed to load, exiting.";
1198	exit 1;
1199	}	1363	}
1200		1364
1201	warn $msg;	1365	warn $msg;
1202	}	1366	}
1203		1367
…		…
1228	use Coro::AIO;	1392	use Coro::AIO;
1229		1393
1230	=head3 cf::player	1394	=head3 cf::player
1231		1395
1232	=over 4	1396	=over 4
		1397
		1398	=item cf::player::num_playing
		1399
		1400	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1401
		1402	=cut
		1403
		1404	sub num_playing {
		1405	scalar grep
		1406	$_->ob->map
		1407	&& !$_->hidden
		1408	&& !$_->ob->flag (cf::FLAG_WIZ),
		1409	cf::player::list
		1410	}
1233		1411
1234	=item cf::player::find $login	1412	=item cf::player::find $login
1235		1413
1236	Returns the given player object, loading it if necessary (might block).	1414	Returns the given player object, loading it if necessary (might block).
1237		1415
…		…
1273	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1451	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1274	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1452	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1275	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1453	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1276	aio_unlink +(playerdir $login) . "/$login.pl";	1454	aio_unlink +(playerdir $login) . "/$login.pl";
1277		1455
1278	my $pl = load_pl path $login	1456	my $f = new_from_file cf::object::thawer path $login
1279	or return;	1457	or return;
		1458
		1459	my $pl = cf::player::load_pl $f
		1460	or return;
		1461
		1462	local $cf::PLAYER_LOADING{$login} = $pl;
		1463	$f->resolve_delayed_derefs;
1280	$cf::PLAYER{$login} = $pl	1464	$cf::PLAYER{$login} = $pl
1281	}	1465	}
1282	}	1466	}
1283	}	1467	}
1284		1468
…		…
1293	return if $pl->{deny_save};	1477	return if $pl->{deny_save};
1294		1478
1295	aio_mkdir playerdir $pl, 0770;	1479	aio_mkdir playerdir $pl, 0770;
1296	$pl->{last_save} = $cf::RUNTIME;	1480	$pl->{last_save} = $cf::RUNTIME;
1297		1481
		1482	cf::get_slot 0.01;
		1483
1298	$pl->save_pl ($path);	1484	$pl->save_pl ($path);
1299	Coro::cede;	1485	cf::cede_to_tick;
1300	}	1486	}
1301		1487
1302	sub new($) {	1488	sub new($) {
1303	my ($login) = @_;	1489	my ($login) = @_;
1304		1490
…		…
1308	$self->{deny_save} = 1;	1494	$self->{deny_save} = 1;
1309		1495
1310	$cf::PLAYER{$login} = $self;	1496	$cf::PLAYER{$login} = $self;
1311		1497
1312	$self	1498	$self
		1499	}
		1500
		1501	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1502
		1503	=cut
		1504
		1505	sub send_msg {
		1506	my $ns = shift->ns
		1507	or return;
		1508	$ns->send_msg (@_);
1313	}	1509	}
1314		1510
1315	=item $pl->quit_character	1511	=item $pl->quit_character
1316		1512
1317	Nukes the player without looking back. If logged in, the connection will	1513	Nukes the player without looking back. If logged in, the connection will
…		…
1372	or return [];	1568	or return [];
1373		1569
1374	my @logins;	1570	my @logins;
1375		1571
1376	for my $login (@$dirs) {	1572	for my $login (@$dirs) {
		1573	my $path = path $login;
		1574
		1575	# a .pst is a dead give-away for a valid player
		1576	# if no pst file found, open and chekc for blocked users
		1577	if (aio_stat "$path.pst") {
1377	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1578	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1378	aio_read $fh, 0, 512, my $buf, 0 or next;	1579	aio_read $fh, 0, 512, my $buf, 0 or next;
1379	$buf !~ /^password -------------$/m or next; # official not-valid tag	1580	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1581	}
1380		1582
1381	utf8::decode $login;	1583	utf8::decode $login;
1382	push @logins, $login;	1584	push @logins, $login;
1383	}	1585	}
1384		1586
…		…
1417		1619
1418	Expand crossfire pod fragments into protocol xml.	1620	Expand crossfire pod fragments into protocol xml.
1419		1621
1420	=cut	1622	=cut
1421		1623
		1624	use re 'eval';
		1625
		1626	my $group;
		1627	my $interior; $interior = qr{
		1628	# match a pod interior sequence sans C<< >>
		1629	(?:
		1630	\ (.*?)\ (?{ $group = $^N })
		1631	| < (??{$interior}) >
		1632	)
		1633	}x;
		1634
1422	sub expand_cfpod {	1635	sub expand_cfpod {
1423	((my $self), (local $_)) = @_;	1636	my ($self, $pod) = @_;
1424		1637
1425	# escape & and <	1638	my $xml;
1426	s/&/&amp;/g;
1427	s/(?<![BIUGH])</&lt;/g;
1428		1639
1429	# this is buggy, it needs to properly take care of nested <'s	1640	while () {
		1641	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
		1642	$group = $1;
1430		1643
1431	1 while	1644	$group =~ s/&/&amp;/g;
1432	# replace B<>, I<>, U<> etc.	1645	$group =~ s/</&lt;/g;
1433	s/B<([^\>]*)>/<b>$1<\/b>/	1646
1434	|| s/I<([^\>]*)>/<i>$1<\/i>/	1647	$xml .= $group;
1435	|| s/U<([^\>]*)>/<u>$1<\/u>/	1648	} elsif ($pod =~ m%\G
1436	# replace G<male|female> tags	1649	([BCGHITU])
1437	|| s{G<([^>|]*)\|([^>]*)>}{	1650	<
1438	$self->gender ? $2 : $1	1651	(?:
1439	}ge	1652	([^<>]*) (?{ $group = $^N })
1440	# replace H<hint text>	1653	| < $interior >
1441	|| s{H<([^\>]*)>}	1654	)
		1655	>
		1656	%gcsx
1442	{	1657	) {
		1658	my ($code, $data) = ($1, $group);
		1659
		1660	if ($code eq "B") {
		1661	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
		1662	} elsif ($code eq "I") {
		1663	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
		1664	} elsif ($code eq "U") {
		1665	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
		1666	} elsif ($code eq "C") {
		1667	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
		1668	} elsif ($code eq "T") {
		1669	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
		1670	} elsif ($code eq "G") {
		1671	my ($male, $female) = split /\|/, $data;
		1672	$data = $self->gender ? $female : $male;
		1673	$xml .= expand_cfpod ($self, $data);
		1674	} elsif ($code eq "H") {
1443	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",	1675	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1444	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",	1676	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1445	"")	1677	"")
1446	[$self->{hintmode}]	1678	[$self->{hintmode}];
		1679	} else {
		1680	$xml .= "error processing '$code($data)' directive";
1447	}ge;	1681	}
		1682	} else {
		1683	if ($pod =~ /\G(.+)/) {
		1684	warn "parse error while expanding $pod (at $1)";
		1685	}
		1686	last;
		1687	}
		1688	}
1448		1689
		1690	for ($xml) {
1449	# create single paragraphs (very hackish)	1691	# create single paragraphs (very hackish)
1450	s/(?<=\S)\n(?=\w)/ /g;	1692	s/(?<=\S)\n(?=\w)/ /g;
1451		1693
1452	# compress some whitespace	1694	# compress some whitespace
1453	s/\s+\n/\n/g; # ws line-ends	1695	s/\s+\n/\n/g; # ws line-ends
1454	s/\n\n+/\n/g; # double lines	1696	s/\n\n+/\n/g; # double lines
1455	s/^\n+//; # beginning lines	1697	s/^\n+//; # beginning lines
1456	s/\n+$//; # ending lines	1698	s/\n+$//; # ending lines
		1699	}
1457		1700
1458	$_	1701	$xml
1459	}	1702	}
		1703
		1704	no re 'eval';
1460		1705
1461	sub hintmode {	1706	sub hintmode {
1462	$_[0]{hintmode} = $_[1] if @_ > 1;	1707	$_[0]{hintmode} = $_[1] if @_ > 1;
1463	$_[0]{hintmode}	1708	$_[0]{hintmode}
1464	}	1709	}
1465		1710
1466	=item $player->ext_reply ($msgid, %msg)	1711	=item $player->ext_reply ($msgid, @msg)
1467		1712
1468	Sends an ext reply to the player.	1713	Sends an ext reply to the player.
1469		1714
1470	=cut	1715	=cut
1471		1716
1472	sub ext_reply($$%) {	1717	sub ext_reply($$@) {
1473	my ($self, $id, %msg) = @_;	1718	my ($self, $id, @msg) = @_;
1474		1719
1475	$msg{msgid} = $id;	1720	$self->ns->ext_reply ($id, @msg)
1476	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1477	}	1721	}
1478		1722
1479	=item $player->ext_event ($type, %msg)	1723	=item $player->ext_msg ($type, @msg)
1480		1724
1481	Sends an ext event to the client.	1725	Sends an ext event to the client.
1482		1726
1483	=cut	1727	=cut
1484		1728
1485	sub ext_event($$%) {	1729	sub ext_msg($$@) {
1486	my ($self, $type, %msg) = @_;	1730	my ($self, $type, @msg) = @_;
1487		1731
1488	$self->ns->ext_event ($type, %msg);	1732	$self->ns->ext_msg ($type, @msg);
1489	}	1733	}
1490		1734
1491	=head3 cf::region	1735	=head3 cf::region
1492		1736
1493	=over 4	1737	=over 4
…		…
1537	our $MAX_RESET = 3600;	1781	our $MAX_RESET = 3600;
1538	our $DEFAULT_RESET = 3000;	1782	our $DEFAULT_RESET = 3000;
1539		1783
1540	sub generate_random_map {	1784	sub generate_random_map {
1541	my ($self, $rmp) = @_;	1785	my ($self, $rmp) = @_;
		1786
		1787	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1788
1542	# mit "rum" bekleckern, nicht	1789	# mit "rum" bekleckern, nicht
1543	$self->_create_random_map (	1790	$self->_create_random_map (
1544	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1791	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1545	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1792	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1546	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1793	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1668		1915
1669	# the temporary/swap location	1916	# the temporary/swap location
1670	sub save_path {	1917	sub save_path {
1671	my ($self) = @_;	1918	my ($self) = @_;
1672		1919
1673	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1920	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1674	"$TMPDIR/$path.map"	1921	"$TMPDIR/$path.map"
1675	}	1922	}
1676		1923
1677	# the unique path, undef == no special unique path	1924	# the unique path, undef == no special unique path
1678	sub uniq_path {	1925	sub uniq_path {
1679	my ($self) = @_;	1926	my ($self) = @_;
1680		1927
1681	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1928	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1682	"$UNIQUEDIR/$path"	1929	"$UNIQUEDIR/$path"
1683	}	1930	}
1684		1931
1685	# and all this just because we cannot iterate over	1932	# and all this just because we cannot iterate over
1686	# all maps in C++...	1933	# all maps in C++...
…		…
1709		1956
1710	sub load_header_from($) {	1957	sub load_header_from($) {
1711	my ($self, $path) = @_;	1958	my ($self, $path) = @_;
1712		1959
1713	utf8::encode $path;	1960	utf8::encode $path;
1714	#aio_open $path, O_RDONLY, 0	1961	my $f = new_from_file cf::object::thawer $path
1715	# or return;
1716
1717	$self->_load_header ($path)
1718	or return;	1962	or return;
		1963
		1964	$self->_load_header ($f)
		1965	or return;
		1966
		1967	local $MAP_LOADING{$self->{path}} = $self;
		1968	$f->resolve_delayed_derefs;
1719		1969
1720	$self->{load_path} = $path;	1970	$self->{load_path} = $path;
1721		1971
1722	1	1972	1
1723	}	1973	}
…		…
1777	sub find {	2027	sub find {
1778	my ($path, $origin) = @_;	2028	my ($path, $origin) = @_;
1779		2029
1780	$path = normalise $path, $origin && $origin->path;	2030	$path = normalise $path, $origin && $origin->path;
1781		2031
		2032	cf::lock_wait "map_data:$path";#d#remove
1782	cf::lock_wait "map_find:$path";	2033	cf::lock_wait "map_find:$path";
1783		2034
1784	$cf::MAP{$path} || do {	2035	$cf::MAP{$path} || do {
		2036	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1785	my $guard = cf::lock_acquire "map_find:$path";	2037	my $guard2 = cf::lock_acquire "map_find:$path";
		2038
1786	my $map = new_from_path cf::map $path	2039	my $map = new_from_path cf::map $path
1787	or return;	2040	or return;
1788		2041
1789	$map->{last_save} = $cf::RUNTIME;	2042	$map->{last_save} = $cf::RUNTIME;
1790		2043
…		…
1792	or return;	2045	or return;
1793		2046
1794	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2047	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1795	# doing this can freeze the server in a sync job, obviously	2048	# doing this can freeze the server in a sync job, obviously
1796	#$cf::WAIT_FOR_TICK->wait;	2049	#$cf::WAIT_FOR_TICK->wait;
		2050	undef $guard2;
		2051	undef $guard1;
1797	$map->reset;	2052	$map->reset;
1798	undef $guard;
1799	return find $path;	2053	return find $path;
1800	}	2054	}
1801		2055
1802	$cf::MAP{$path} = $map	2056	$cf::MAP{$path} = $map
1803	}	2057	}
…		…
1812	local $self->{deny_reset} = 1; # loading can take a long time	2066	local $self->{deny_reset} = 1; # loading can take a long time
1813		2067
1814	my $path = $self->{path};	2068	my $path = $self->{path};
1815		2069
1816	{	2070	{
1817	my $guard = cf::lock_acquire "map_load:$path";	2071	my $guard = cf::lock_acquire "map_data:$path";
1818		2072
		2073	return unless $self->valid;
1819	return if $self->in_memory != cf::MAP_SWAPPED;	2074	return unless $self->in_memory == cf::MAP_SWAPPED;
1820		2075
1821	$self->in_memory (cf::MAP_LOADING);	2076	$self->in_memory (cf::MAP_LOADING);
1822		2077
1823	$self->alloc;	2078	$self->alloc;
1824		2079
1825	$self->pre_load;	2080	$self->pre_load;
1826	Coro::cede;	2081	cf::cede_to_tick;
1827		2082
		2083	my $f = new_from_file cf::object::thawer $self->{load_path};
		2084	$f->skip_block;
1828	$self->_load_objects ($self->{load_path}, 1)	2085	$self->_load_objects ($f)
1829	or return;	2086	or return;
1830		2087
1831	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2088	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1832	if delete $self->{load_original};	2089	if delete $self->{load_original};
1833		2090
1834	if (my $uniq = $self->uniq_path) {	2091	if (my $uniq = $self->uniq_path) {
1835	utf8::encode $uniq;	2092	utf8::encode $uniq;
1836	if (aio_open $uniq, O_RDONLY, 0) {	2093	unless (aio_stat $uniq) {
		2094	if (my $f = new_from_file cf::object::thawer $uniq) {
1837	$self->clear_unique_items;	2095	$self->clear_unique_items;
1838	$self->_load_objects ($uniq, 0);	2096	$self->_load_objects ($f);
		2097	$f->resolve_delayed_derefs;
		2098	}
1839	}	2099	}
1840	}	2100	}
1841		2101
1842	Coro::cede;	2102	$f->resolve_delayed_derefs;
		2103
		2104	cf::cede_to_tick;
1843	# now do the right thing for maps	2105	# now do the right thing for maps
1844	$self->link_multipart_objects;	2106	$self->link_multipart_objects;
1845	$self->difficulty ($self->estimate_difficulty)	2107	$self->difficulty ($self->estimate_difficulty)
1846	unless $self->difficulty;	2108	unless $self->difficulty;
1847	Coro::cede;	2109	cf::cede_to_tick;
1848		2110
1849	unless ($self->{deny_activate}) {	2111	unless ($self->{deny_activate}) {
1850	$self->decay_objects;	2112	$self->decay_objects;
1851	$self->fix_auto_apply;	2113	$self->fix_auto_apply;
1852	$self->update_buttons;	2114	$self->update_buttons;
1853	Coro::cede;	2115	cf::cede_to_tick;
1854	$self->set_darkness_map;	2116	$self->set_darkness_map;
1855	Coro::cede;	2117	cf::cede_to_tick;
1856	$self->activate;	2118	$self->activate;
1857	}	2119	}
1858		2120
		2121	$self->{last_save} = $cf::RUNTIME;
		2122	$self->last_access ($cf::RUNTIME);
		2123
1859	$self->in_memory (cf::MAP_IN_MEMORY);	2124	$self->in_memory (cf::MAP_ACTIVE);
1860	}	2125	}
1861		2126
1862	$self->post_load;	2127	$self->post_load;
1863	}	2128	}
1864		2129
…		…
1873		2138
1874	$self	2139	$self
1875	}	2140	}
1876		2141
1877	# find and load all maps in the 3x3 area around a map	2142	# find and load all maps in the 3x3 area around a map
1878	sub load_diag {	2143	sub load_neighbours {
1879	my ($map) = @_;	2144	my ($map) = @_;
1880		2145
1881	my @diag; # diagonal neighbours	2146	my @neigh; # diagonal neighbours
1882		2147
1883	for (0 .. 3) {	2148	for (0 .. 3) {
1884	my $neigh = $map->tile_path ($_)	2149	my $neigh = $map->tile_path ($_)
1885	or next;	2150	or next;
1886	$neigh = find $neigh, $map	2151	$neigh = find $neigh, $map
1887	or next;	2152	or next;
1888	$neigh->load;	2153	$neigh->load;
1889		2154
		2155	push @neigh,
1890	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2156	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1891	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2157	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1892	}	2158	}
1893		2159
1894	for (@diag) {	2160	for (grep defined $_->[0], @neigh) {
		2161	my ($path, $origin) = @$_;
1895	my $neigh = find @$_	2162	my $neigh = find $path, $origin
1896	or next;	2163	or next;
1897	$neigh->load;	2164	$neigh->load;
1898	}	2165	}
1899	}	2166	}
1900		2167
…		…
1905	}	2172	}
1906		2173
1907	sub do_load_sync {	2174	sub do_load_sync {
1908	my ($map) = @_;	2175	my ($map) = @_;
1909		2176
		2177	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2178	if $Coro::current == $Coro::main;
		2179
1910	cf::sync_job { $map->load };	2180	cf::sync_job { $map->load };
1911	}	2181	}
1912		2182
1913	our %MAP_PREFETCH;	2183	our %MAP_PREFETCH;
1914	our $MAP_PREFETCHER = undef;	2184	our $MAP_PREFETCHER = undef;
1915		2185
1916	sub find_async {	2186	sub find_async {
1917	my ($path, $origin) = @_;	2187	my ($path, $origin, $load) = @_;
1918		2188
1919	$path = normalise $path, $origin && $origin->{path};	2189	$path = normalise $path, $origin && $origin->{path};
1920		2190
1921	if (my $map = $cf::MAP{$path}) {	2191	if (my $map = $cf::MAP{$path}) {
1922	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2192	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1923	}	2193	}
1924		2194
1925	undef $MAP_PREFETCH{$path};	2195	$MAP_PREFETCH{$path} |= $load;
		2196
1926	$MAP_PREFETCHER ||= cf::async {	2197	$MAP_PREFETCHER ||= cf::async {
		2198	$Coro::current->{desc} = "map prefetcher";
		2199
1927	while (%MAP_PREFETCH) {	2200	while (%MAP_PREFETCH) {
1928	for my $path (keys %MAP_PREFETCH) {	2201	while (my ($k, $v) = each %MAP_PREFETCH) {
1929	if (my $map = find $path) {	2202	if (my $map = find $k) {
1930	$map->load;	2203	$map->load if $v;
1931	}	2204	}
1932		2205
1933	delete $MAP_PREFETCH{$path};	2206	delete $MAP_PREFETCH{$k};
1934	}	2207	}
1935	}	2208	}
1936	undef $MAP_PREFETCHER;	2209	undef $MAP_PREFETCHER;
1937	};	2210	};
1938	$MAP_PREFETCHER->prio (6);	2211	$MAP_PREFETCHER->prio (6);
…		…
1941	}	2214	}
1942		2215
1943	sub save {	2216	sub save {
1944	my ($self) = @_;	2217	my ($self) = @_;
1945		2218
1946	my $lock = cf::lock_acquire "map_data:" . $self->path;	2219	my $lock = cf::lock_acquire "map_data:$self->{path}";
1947		2220
1948	$self->{last_save} = $cf::RUNTIME;	2221	$self->{last_save} = $cf::RUNTIME;
1949		2222
1950	return unless $self->dirty;	2223	return unless $self->dirty;
1951		2224
…		…
1957	return if $self->{deny_save};	2230	return if $self->{deny_save};
1958		2231
1959	local $self->{last_access} = $self->last_access;#d#	2232	local $self->{last_access} = $self->last_access;#d#
1960		2233
1961	cf::async {	2234	cf::async {
		2235	$Coro::current->{desc} = "map player save";
1962	$_->contr->save for $self->players;	2236	$_->contr->save for $self->players;
1963	};	2237	};
		2238
		2239	cf::get_slot 0.02;
1964		2240
1965	if ($uniq) {	2241	if ($uniq) {
1966	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2242	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1967	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2243	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1968	} else {	2244	} else {
…		…
1974	my ($self) = @_;	2250	my ($self) = @_;
1975		2251
1976	# save first because save cedes	2252	# save first because save cedes
1977	$self->save;	2253	$self->save;
1978		2254
1979	my $lock = cf::lock_acquire "map_data:" . $self->path;	2255	my $lock = cf::lock_acquire "map_data:$self->{path}";
1980		2256
1981	return if $self->players;	2257	return if $self->players;
1982	return if $self->in_memory != cf::MAP_IN_MEMORY;	2258	return if $self->in_memory != cf::MAP_ACTIVE;
1983	return if $self->{deny_save};	2259	return if $self->{deny_save};
1984		2260
		2261	$self->in_memory (cf::MAP_SWAPPED);
		2262
		2263	$self->deactivate;
		2264	$_->clear_links_to ($self) for values %cf::MAP;
1985	$self->clear;	2265	$self->clear;
1986	$self->in_memory (cf::MAP_SWAPPED);
1987	}	2266	}
1988		2267
1989	sub reset_at {	2268	sub reset_at {
1990	my ($self) = @_;	2269	my ($self) = @_;
1991		2270
…		…
2023	if $uniq;	2302	if $uniq;
2024	}	2303	}
2025		2304
2026	delete $cf::MAP{$self->path};	2305	delete $cf::MAP{$self->path};
2027		2306
		2307	$self->deactivate;
		2308	$_->clear_links_to ($self) for values %cf::MAP;
2028	$self->clear;	2309	$self->clear;
2029
2030	$_->clear_links_to ($self) for values %cf::MAP;
2031		2310
2032	$self->unlink_save;	2311	$self->unlink_save;
2033	$self->destroy;	2312	$self->destroy;
2034	}	2313	}
2035		2314
2036	my $nuke_counter = "aaaa";	2315	my $nuke_counter = "aaaa";
2037		2316
2038	sub nuke {	2317	sub nuke {
2039	my ($self) = @_;	2318	my ($self) = @_;
2040		2319
		2320	{
		2321	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2322
2041	delete $cf::MAP{$self->path};	2323	delete $cf::MAP{$self->path};
2042		2324
2043	$self->unlink_save;	2325	$self->unlink_save;
2044		2326
2045	bless $self, "cf::map";	2327	bless $self, "cf::map";
2046	delete $self->{deny_reset};	2328	delete $self->{deny_reset};
2047	$self->{deny_save} = 1;	2329	$self->{deny_save} = 1;
2048	$self->reset_timeout (1);	2330	$self->reset_timeout (1);
2049	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2331	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2050		2332
2051	$cf::MAP{$self->path} = $self;	2333	$cf::MAP{$self->path} = $self;
		2334	}
2052		2335
2053	$self->reset; # polite request, might not happen	2336	$self->reset; # polite request, might not happen
2054	}	2337	}
2055		2338
2056	=item $maps = cf::map::tmp_maps	2339	=item $maps = cf::map::tmp_maps
…		…
2098		2381
2099	sub unique_maps() {	2382	sub unique_maps() {
2100	[	2383	[
2101	map {	2384	map {
2102	utf8::decode $_;	2385	utf8::decode $_;
2103	/\.map$/	2386	s/\.map$//; # TODO future compatibility hack
		2387	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2388	? ()
2104	? normalise $_	2389	: normalise $_
2105	: ()
2106	} @{ aio_readdir $UNIQUEDIR or [] }	2390	} @{ aio_readdir $UNIQUEDIR or [] }
2107	]	2391	]
2108	}	2392	}
2109		2393
2110	package cf;
2111
2112	=back	2394	=back
2113		2395
2114	=head3 cf::object	2396	=head3 cf::object
2115		2397
2116	=cut	2398	=cut
…		…
2119		2401
2120	=over 4	2402	=over 4
2121		2403
2122	=item $ob->inv_recursive	2404	=item $ob->inv_recursive
2123		2405
2124	Returns the inventory of the object _and_ their inventories, recursively.	2406	Returns the inventory of the object I<and> their inventories, recursively,
		2407	but I<not> the object itself.
2125		2408
2126	=cut	2409	=cut
2127		2410
2128	sub inv_recursive_;	2411	sub inv_recursive_;
2129	sub inv_recursive_ {	2412	sub inv_recursive_ {
…		…
2132		2415
2133	sub inv_recursive {	2416	sub inv_recursive {
2134	inv_recursive_ inv $_[0]	2417	inv_recursive_ inv $_[0]
2135	}	2418	}
2136		2419
		2420	=item $ref = $ob->ref
		2421
		2422	Creates and returns a persistent reference to an object that can be stored as a string.
		2423
		2424	=item $ob = cf::object::deref ($refstring)
		2425
		2426	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2427	even if the object actually exists. May block.
		2428
		2429	=cut
		2430
		2431	sub deref {
		2432	my ($ref) = @_;
		2433
		2434	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2435	my ($uuid, $name) = ($1, $2);
		2436	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2437	or return;
		2438	$pl->ob->uuid eq $uuid
		2439	or return;
		2440
		2441	$pl->ob
		2442	} else {
		2443	warn "$ref: cannot resolve object reference\n";
		2444	undef
		2445	}
		2446	}
		2447
2137	package cf;	2448	package cf;
2138		2449
2139	=back	2450	=back
2140		2451
2141	=head3 cf::object::player	2452	=head3 cf::object::player
…		…
2147	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2458	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2148	can be C<undef>. Does the right thing when the player is currently in a	2459	can be C<undef>. Does the right thing when the player is currently in a
2149	dialogue with the given NPC character.	2460	dialogue with the given NPC character.
2150		2461
2151	=cut	2462	=cut
		2463
		2464	our $SAY_CHANNEL = {
		2465	id => "say",
		2466	title => "Map",
		2467	reply => "say ",
		2468	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2469	};
		2470
		2471	our $CHAT_CHANNEL = {
		2472	id => "chat",
		2473	title => "Chat",
		2474	reply => "chat ",
		2475	tooltip => "Player chat and shouts, global to the server.",
		2476	};
2152		2477
2153	# rough implementation of a future "reply" method that works	2478	# rough implementation of a future "reply" method that works
2154	# with dialog boxes.	2479	# with dialog boxes.
2155	#TODO: the first argument must go, split into a $npc->reply_to ( method	2480	#TODO: the first argument must go, split into a $npc->reply_to ( method
2156	sub cf::object::player::reply($$$;$) {	2481	sub cf::object::player::reply($$$;$) {
…		…
2163		2488
2164	} else {	2489	} else {
2165	my $pl = $self->contr;	2490	my $pl = $self->contr;
2166		2491
2167	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2492	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2168	my $diag = $pl->{npc_dialog};	2493	my $dialog = $pl->{npc_dialog};
2169	$diag->{pl}->ext_reply (	2494	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2170	$diag->{id},
2171	msgtype => "reply",
2172	msg => $diag->{pl}->expand_cfpod ($msg),
2173	add_topics => []
2174	);
2175		2495
2176	} else {	2496	} else {
2177	$msg = $npc->name . " says: $msg" if $npc;	2497	$msg = $npc->name . " says: $msg" if $npc;
2178	$self->message ($msg, $flags);	2498	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2179	}	2499	}
2180	}	2500	}
		2501	}
		2502
		2503	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2504
		2505	=cut
		2506
		2507	sub cf::object::send_msg {
		2508	my $pl = shift->contr
		2509	or return;
		2510	$pl->send_msg (@_);
2181	}	2511	}
2182		2512
2183	=item $player_object->may ("access")	2513	=item $player_object->may ("access")
2184		2514
2185	Returns wether the given player is authorized to access resource "access"	2515	Returns wether the given player is authorized to access resource "access"
…		…
2264	# use -1 or undef as default coordinates, not 0, 0	2594	# use -1 or undef as default coordinates, not 0, 0
2265	($x, $y) = ($map->enter_x, $map->enter_y)	2595	($x, $y) = ($map->enter_x, $map->enter_y)
2266	if $x <=0 && $y <= 0;	2596	if $x <=0 && $y <= 0;
2267		2597
2268	$map->load;	2598	$map->load;
2269	$map->load_diag;	2599	$map->load_neighbours;
2270		2600
2271	return unless $self->contr->active;	2601	return unless $self->contr->active;
2272	$self->activate_recursive;	2602	$self->activate_recursive;
2273		2603
2274	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2604	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
…		…
2294	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2624	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2295		2625
2296	$self->enter_link;	2626	$self->enter_link;
2297		2627
2298	(async {	2628	(async {
		2629	$Coro::current->{desc} = "player::goto $path $x $y";
		2630
		2631	# *tag paths override both path and x|y
		2632	if ($path =~ /^\*(.*)$/) {
		2633	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2634	my $ob = $obs[rand @obs];
		2635
		2636	# see if we actually can go there
		2637	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2638	$ob = $obs[rand @obs];
		2639	} else {
		2640	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2641	}
		2642	# else put us there anyways for now #d#
		2643
		2644	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2645	} else {
		2646	($path, $x, $y) = (undef, undef, undef);
		2647	}
		2648	}
		2649
2299	my $map = eval {	2650	my $map = eval {
2300	my $map = cf::map::find $path;	2651	my $map = defined $path ? cf::map::find $path : undef;
2301		2652
2302	if ($map) {	2653	if ($map) {
2303	$map = $map->customise_for ($self);	2654	$map = $map->customise_for ($self);
2304	$map = $check->($map) if $check && $map;	2655	$map = $check->($map) if $check && $map;
2305	} else {	2656	} else {
2306	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2657	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2307	}	2658	}
2308		2659
2309	$map	2660	$map
2310	};	2661	};
2311		2662
…		…
2364	$rmp->{origin_y} = $exit->y;	2715	$rmp->{origin_y} = $exit->y;
2365	}	2716	}
2366		2717
2367	$rmp->{random_seed} ||= $exit->random_seed;	2718	$rmp->{random_seed} ||= $exit->random_seed;
2368		2719
2369	my $data = cf::to_json $rmp;	2720	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2370	my $md5 = Digest::MD5::md5_hex $data;	2721	my $md5 = Digest::MD5::md5_hex $data;
2371	my $meta = "$RANDOMDIR/$md5.meta";	2722	my $meta = "$RANDOMDIR/$md5.meta";
2372		2723
2373	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2724	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2374	aio_write $fh, 0, (length $data), $data, 0;	2725	aio_write $fh, 0, (length $data), $data, 0;
…		…
2401	# if exit is damned, update players death & WoR home-position	2752	# if exit is damned, update players death & WoR home-position
2402	$self->contr->savebed ($slaying, $hp, $sp)	2753	$self->contr->savebed ($slaying, $hp, $sp)
2403	if $exit->flag (FLAG_DAMNED);	2754	if $exit->flag (FLAG_DAMNED);
2404		2755
2405	(async {	2756	(async {
		2757	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";
		2758
2406	$self->deactivate_recursive; # just to be sure	2759	$self->deactivate_recursive; # just to be sure
2407	unless (eval {	2760	unless (eval {
2408	$self->goto ($slaying, $hp, $sp);	2761	$self->goto ($slaying, $hp, $sp);
2409		2762
2410	1;	2763	1;
…		…
2445	the message, with C<log> being the default. If C<$color> is negative, suppress	2798	the message, with C<log> being the default. If C<$color> is negative, suppress
2446	the message unless the client supports the msg packet.	2799	the message unless the client supports the msg packet.
2447		2800
2448	=cut	2801	=cut
2449		2802
		2803	# non-persistent channels (usually the info channel)
		2804	our %CHANNEL = (
		2805	"c/identify" => {
		2806	id => "infobox",
		2807	title => "Identify",
		2808	reply => undef,
		2809	tooltip => "Items recently identified",
		2810	},
		2811	"c/examine" => {
		2812	id => "infobox",
		2813	title => "Examine",
		2814	reply => undef,
		2815	tooltip => "Signs and other items you examined",
		2816	},
		2817	"c/book" => {
		2818	id => "infobox",
		2819	title => "Book",
		2820	reply => undef,
		2821	tooltip => "The contents of a note or book",
		2822	},
		2823	"c/lookat" => {
		2824	id => "infobox",
		2825	title => "Look",
		2826	reply => undef,
		2827	tooltip => "What you saw there",
		2828	},
		2829	"c/who" => {
		2830	id => "infobox",
		2831	title => "Players",
		2832	reply => undef,
		2833	tooltip => "Shows players who are currently online",
		2834	},
		2835	"c/body" => {
		2836	id => "infobox",
		2837	title => "Body Parts",
		2838	reply => undef,
		2839	tooltip => "Shows which body parts you posess and are available",
		2840	},
		2841	"c/uptime" => {
		2842	id => "infobox",
		2843	title => "Uptime",
		2844	reply => undef,
		2845	tooltip => "How long the server has been running since last restart",
		2846	},
		2847	"c/mapinfo" => {
		2848	id => "infobox",
		2849	title => "Map Info",
		2850	reply => undef,
		2851	tooltip => "Information related to the maps",
		2852	},
		2853	"c/party" => {
		2854	id => "party",
		2855	title => "Party",
		2856	reply => "gsay ",
		2857	tooltip => "Messages and chat related to your party",
		2858	},
		2859	);
		2860
2450	sub cf::client::send_msg {	2861	sub cf::client::send_msg {
2451	my ($self, $channel, $msg, $color, @extra) = @_;	2862	my ($self, $channel, $msg, $color, @extra) = @_;
2452		2863
2453	$msg = $self->pl->expand_cfpod ($msg);	2864	$msg = $self->pl->expand_cfpod ($msg);
2454		2865
2455	$color &= ~cf::NDI_UNIQUE; # just in case...	2866	$color &= cf::NDI_CLIENT_MASK; # just in case...
2456		2867
		2868	# check predefined channels, for the benefit of C
		2869	if ($CHANNEL{$channel}) {
		2870	$channel = $CHANNEL{$channel};
		2871
		2872	$self->ext_msg (channel_info => $channel)
		2873	if $self->can_msg;
		2874
		2875	$channel = $channel->{id};
		2876
2457	if (ref $channel) {	2877	} elsif (ref $channel) {
2458	# send meta info to client, if not yet sent	2878	# send meta info to client, if not yet sent
2459	unless (exists $self->{channel}{$channel->{id}}) {	2879	unless (exists $self->{channel}{$channel->{id}}) {
2460	$self->{channel}{$channel->{id}} = $channel;	2880	$self->{channel}{$channel->{id}} = $channel;
2461	$self->ext_event (channel_info => %$channel);	2881	$self->ext_msg (channel_info => $channel)
		2882	if $self->can_msg;
2462	}	2883	}
2463		2884
2464	$channel = $channel->{id};	2885	$channel = $channel->{id};
2465	}	2886	}
2466		2887
2467	return unless @extra || length $msg;	2888	return unless @extra || length $msg;
2468		2889
2469	if ($self->can_msg) {	2890	if ($self->can_msg) {
		2891	# default colour, mask it out
		2892	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
		2893	if $color & cf::NDI_DEF;
		2894
2470	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $channel, $msg, @extra]));	2895	$self->send_packet ("msg " . $self->{json_coder}->encode (
		2896	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));
2471	} else {	2897	} else {
2472	# replace some tags by gcfclient-compatible ones
2473	for ($msg) {
2474	1 while
2475	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2476	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2477	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2478	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2479	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2480	}
2481
2482	if ($color >= 0) {	2898	if ($color >= 0) {
		2899	# replace some tags by gcfclient-compatible ones
		2900	for ($msg) {
		2901	1 while
		2902	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
		2903	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
		2904	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
		2905	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
		2906	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
		2907	}
		2908
		2909	$color &= cf::NDI_COLOR_MASK;
		2910
		2911	utf8::encode $msg;
		2912
2483	if (0 && $msg =~ /\[/) {	2913	if (0 && $msg =~ /\[/) {
		2914	# COMMAND/INFO
2484	$self->send_packet ("drawextinfo $color 4 0 $msg")	2915	$self->send_packet ("drawextinfo $color 10 8 $msg")
2485	} else {	2916	} else {
2486	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	2917	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2487	$self->send_packet ("drawinfo $color $msg")	2918	$self->send_packet ("drawinfo $color $msg")
2488	}	2919	}
2489	}	2920	}
2490	}	2921	}
2491	}	2922	}
2492		2923
2493	=item $client->ext_event ($type, %msg)	2924	=item $client->ext_msg ($type, @msg)
2494		2925
2495	Sends an ext event to the client.	2926	Sends an ext event to the client.
2496		2927
2497	=cut	2928	=cut
2498		2929
2499	sub cf::client::ext_event($$%) {	2930	sub cf::client::ext_msg($$@) {
2500	my ($self, $type, %msg) = @_;	2931	my ($self, $type, @msg) = @_;
2501		2932
2502	return unless $self->extcmd;	2933	if ($self->extcmd == 2) {
2503		2934	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2935	} elsif ($self->extcmd == 1) { # TODO: remove
2504	$msg{msgtype} = "event_$type";	2936	push @msg, msgtype => "event_$type";
2505	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	2937	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2938	}
		2939	}
		2940
		2941	=item $client->ext_reply ($msgid, @msg)
		2942
		2943	Sends an ext reply to the client.
		2944
		2945	=cut
		2946
		2947	sub cf::client::ext_reply($$@) {
		2948	my ($self, $id, @msg) = @_;
		2949
		2950	if ($self->extcmd == 2) {
		2951	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2952	} elsif ($self->extcmd == 1) {
		2953	#TODO: version 1, remove
		2954	unshift @msg, msgtype => "reply", msgid => $id;
		2955	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2956	}
2506	}	2957	}
2507		2958
2508	=item $success = $client->query ($flags, "text", \&cb)	2959	=item $success = $client->query ($flags, "text", \&cb)
2509		2960
2510	Queues a query to the client, calling the given callback with	2961	Queues a query to the client, calling the given callback with
…		…
2565	my ($ns, $buf) = @_;	3016	my ($ns, $buf) = @_;
2566		3017
2567	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3018	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2568		3019
2569	if (ref $msg) {	3020	if (ref $msg) {
		3021	my ($type, $reply, @payload) =
		3022	"ARRAY" eq ref $msg
		3023	? @$msg
		3024	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		3025
		3026	my @reply;
		3027
2570	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3028	if (my $cb = $EXTICMD{$type}) {
2571	if (my %reply = $cb->($ns, $msg)) {	3029	@reply = $cb->($ns, @payload);
2572	$reply{msgid} = $msg->{msgid};
2573	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2574	}
2575	}	3030	}
		3031
		3032	$ns->ext_reply ($reply, @reply)
		3033	if $reply;
		3034
2576	} else {	3035	} else {
2577	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3036	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2578	}	3037	}
2579		3038
2580	cf::override;	3039	cf::override;
…		…
2627	our $safe = new Safe "safe";	3086	our $safe = new Safe "safe";
2628	our $safe_hole = new Safe::Hole;	3087	our $safe_hole = new Safe::Hole;
2629		3088
2630	$SIG{FPE} = 'IGNORE';	3089	$SIG{FPE} = 'IGNORE';
2631		3090
2632	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3091	$safe->permit_only (Opcode::opset qw(
		3092	:base_core :base_mem :base_orig :base_math
		3093	grepstart grepwhile mapstart mapwhile
		3094	sort time
		3095	));
2633		3096
2634	# here we export the classes and methods available to script code	3097	# here we export the classes and methods available to script code
2635		3098
2636	=pod	3099	=pod
2637		3100
2638	The following functions and methods are available within a safe environment:	3101	The following functions and methods are available within a safe environment:
2639		3102
2640	cf::object	3103	cf::object
2641	contr pay_amount pay_player map x y force_find force_add	3104	contr pay_amount pay_player map x y force_find force_add destroy
2642	insert remove	3105	insert remove name archname title slaying race decrease split
2643		3106
2644	cf::object::player	3107	cf::object::player
2645	player	3108	player
2646		3109
2647	cf::player	3110	cf::player
…		…
2652		3115
2653	=cut	3116	=cut
2654		3117
2655	for (	3118	for (
2656	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3119	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2657	insert remove)],	3120	insert remove inv name archname title slaying race
		3121	decrease split destroy)],
2658	["cf::object::player" => qw(player)],	3122	["cf::object::player" => qw(player)],
2659	["cf::player" => qw(peaceful)],	3123	["cf::player" => qw(peaceful)],
2660	["cf::map" => qw(trigger)],	3124	["cf::map" => qw(trigger)],
2661	) {	3125	) {
2662	no strict 'refs';	3126	no strict 'refs';
…		…
2738	# the server's init and main functions	3202	# the server's init and main functions
2739		3203
2740	sub load_facedata($) {	3204	sub load_facedata($) {
2741	my ($path) = @_;	3205	my ($path) = @_;
2742		3206
		3207	# HACK to clear player env face cache, we need some signal framework
		3208	# for this (global event?)
		3209	%ext::player_env::MUSIC_FACE_CACHE = ();
		3210
		3211	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3212
2743	warn "loading facedata from $path\n";	3213	warn "loading facedata from $path\n";
2744		3214
2745	my $facedata;	3215	my $facedata;
2746	0 < aio_load $path, $facedata	3216	0 < aio_load $path, $facedata
2747	or die "$path: $!";	3217	or die "$path: $!";
…		…
2749	$facedata = Coro::Storable::thaw $facedata;	3219	$facedata = Coro::Storable::thaw $facedata;
2750		3220
2751	$facedata->{version} == 2	3221	$facedata->{version} == 2
2752	or cf::cleanup "$path: version mismatch, cannot proceed.";	3222	or cf::cleanup "$path: version mismatch, cannot proceed.";
2753		3223
		3224	# patch in the exptable
		3225	$facedata->{resource}{"res/exp_table"} = {
		3226	type => FT_RSRC,
		3227	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3228	};
		3229	cf::cede_to_tick;
		3230
2754	{	3231	{
2755	my $faces = $facedata->{faceinfo};	3232	my $faces = $facedata->{faceinfo};
2756		3233
2757	while (my ($face, $info) = each %$faces) {	3234	while (my ($face, $info) = each %$faces) {
2758	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3235	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3236
2759	cf::face::set_visibility $idx, $info->{visibility};	3237	cf::face::set_visibility $idx, $info->{visibility};
2760	cf::face::set_magicmap $idx, $info->{magicmap};	3238	cf::face::set_magicmap $idx, $info->{magicmap};
2761	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3239	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2762	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3240	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2763		3241
2764	cf::cede_to_tick;	3242	cf::cede_to_tick;
2765	}	3243	}
2766		3244
2767	while (my ($face, $info) = each %$faces) {	3245	while (my ($face, $info) = each %$faces) {
2768	next unless $info->{smooth};	3246	next unless $info->{smooth};
		3247
2769	my $idx = cf::face::find $face	3248	my $idx = cf::face::find $face
2770	or next;	3249	or next;
		3250
2771	if (my $smooth = cf::face::find $info->{smooth}) {	3251	if (my $smooth = cf::face::find $info->{smooth}) {
2772	cf::face::set_smooth $idx, $smooth;	3252	cf::face::set_smooth $idx, $smooth;
2773	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3253	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2774	} else {	3254	} else {
2775	warn "smooth face '$info->{smooth}' not found for face '$face'";	3255	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2792		3272
2793	{	3273	{
2794	# TODO: for gcfclient pleasure, we should give resources	3274	# TODO: for gcfclient pleasure, we should give resources
2795	# that gcfclient doesn't grok a >10000 face index.	3275	# that gcfclient doesn't grok a >10000 face index.
2796	my $res = $facedata->{resource};	3276	my $res = $facedata->{resource};
2797	my $enc = JSON::XS->new->utf8->canonical;
2798		3277
2799	while (my ($name, $info) = each %$res) {	3278	while (my ($name, $info) = each %$res) {
2800	my $meta = $enc->encode ({	3279	if (defined $info->{type}) {
2801	name => $name,
2802	type => $info->{type},
2803	copyright => $info->{copyright}, #TODO#
2804	});
2805
2806	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3280	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3281	my $data;
2807		3282
2808	if ($name =~ /\.jpg$/) {	3283	if ($info->{type} & 1) {
2809	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};#d# temp hack	3284	# prepend meta info
2810	cf::face::set_data $idx, 1, $info->{data}, $info->{chksum};#d# temp hack	3285
		3286	my $meta = $enc->encode ({
		3287	name => $name,
		3288	%{ $info->{meta} || {} },
		3289	});
		3290
		3291	$data = pack "(w/a*)*", $meta, $info->{data};
		3292	} else {
		3293	$data = $info->{data};
		3294	}
		3295
		3296	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3297	cf::face::set_type $idx, $info->{type};
2811	} else {	3298	} else {
2812	my $data = pack "(w/a*)*", $meta, $info->{data};	3299	$RESOURCE{$name} = $info;
2813	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2814
2815	cf::face::set_type $idx, 1;
2816	cf::face::set_data $idx, 0, $data, $chk;
2817	}	3300	}
2818		3301
2819	cf::cede_to_tick;	3302	cf::cede_to_tick;
2820	}	3303	}
2821	}	3304	}
2822		3305
		3306	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3307
2823	1	3308	1
2824	}	3309	}
2825		3310
		3311	cf::global->attach (on_resource_update => sub {
		3312	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3313	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3314
		3315	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3316	my $sound = $soundconf->{compat}[$_]
		3317	or next;
		3318
		3319	my $face = cf::face::find "sound/$sound->[1]";
		3320	cf::sound::set $sound->[0] => $face;
		3321	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3322	}
		3323
		3324	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3325	my $face = cf::face::find "sound/$v";
		3326	cf::sound::set $k => $face;
		3327	}
		3328	}
		3329	});
		3330
		3331	register_exticmd fx_want => sub {
		3332	my ($ns, $want) = @_;
		3333
		3334	while (my ($k, $v) = each %$want) {
		3335	$ns->fx_want ($k, $v);
		3336	}
		3337	};
		3338
		3339	sub load_resource_file($) {
		3340	my $guard = lock_acquire "load_resource_file";
		3341
		3342	my $status = load_resource_file_ $_[0];
		3343	get_slot 0.1, 100;
		3344	cf::arch::commit_load;
		3345
		3346	$status
		3347	}
		3348
2826	sub reload_regions {	3349	sub reload_regions {
		3350	# HACK to clear player env face cache, we need some signal framework
		3351	# for this (global event?)
		3352	%ext::player_env::MUSIC_FACE_CACHE = ();
		3353
2827	load_resource_file "$MAPDIR/regions"	3354	load_resource_file "$MAPDIR/regions"
2828	or die "unable to load regions file\n";	3355	or die "unable to load regions file\n";
2829		3356
2830	for (cf::region::list) {	3357	for (cf::region::list) {
2831	$_->{match} = qr/$_->{match}/	3358	$_->{match} = qr/$_->{match}/
…		…
2839	}	3366	}
2840		3367
2841	sub reload_archetypes {	3368	sub reload_archetypes {
2842	load_resource_file "$DATADIR/archetypes"	3369	load_resource_file "$DATADIR/archetypes"
2843	or die "unable to load archetypes\n";	3370	or die "unable to load archetypes\n";
2844	#d# NEED to laod twice to resolve forward references
2845	# this really needs to be done in an extra post-pass
2846	# (which needs to be synchronous, so solve it differently)
2847	load_resource_file "$DATADIR/archetypes"
2848	or die "unable to load archetypes\n";
2849	}	3371	}
2850		3372
2851	sub reload_treasures {	3373	sub reload_treasures {
2852	load_resource_file "$DATADIR/treasures"	3374	load_resource_file "$DATADIR/treasures"
2853	or die "unable to load treasurelists\n";	3375	or die "unable to load treasurelists\n";
2854	}	3376	}
2855		3377
2856	sub reload_resources {	3378	sub reload_resources {
2857	warn "reloading resource files...\n";	3379	warn "reloading resource files...\n";
2858		3380
		3381	reload_facedata;
		3382	reload_archetypes;
2859	reload_regions;	3383	reload_regions;
2860	reload_facedata;
2861	#reload_archetypes;#d#
2862	reload_archetypes;
2863	reload_treasures;	3384	reload_treasures;
2864		3385
2865	warn "finished reloading resource files\n";	3386	warn "finished reloading resource files\n";
2866	}	3387	}
2867		3388
2868	sub init {	3389	sub init {
		3390	my $guard = freeze_mainloop;
		3391
2869	reload_resources;	3392	reload_resources;
2870	}	3393	}
2871		3394
2872	sub cfg_load {	3395	sub reload_config {
2873	open my $fh, "<:utf8", "$CONFDIR/config"	3396	open my $fh, "<:utf8", "$CONFDIR/config"
2874	or return;	3397	or return;
2875		3398
2876	local $/;	3399	local $/;
2877	*CFG = YAML::Syck::Load <$fh>;	3400	*CFG = YAML::Load <$fh>;
2878		3401
2879	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3402	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2880		3403
2881	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3404	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2882	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3405	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2893	sub main {	3416	sub main {
2894	# we must not ever block the main coroutine	3417	# we must not ever block the main coroutine
2895	local $Coro::idle = sub {	3418	local $Coro::idle = sub {
2896	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3419	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2897	(async {	3420	(async {
2898	Event::one_event;	3421	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3422	EV::loop EV::LOOP_ONESHOT;
2899	})->prio (Coro::PRIO_MAX);	3423	})->prio (Coro::PRIO_MAX);
2900	};	3424	};
2901		3425
2902	cfg_load;	3426	{
		3427	my $guard = freeze_mainloop;
		3428	reload_config;
2903	db_init;	3429	db_init;
2904	load_extensions;	3430	load_extensions;
2905		3431
2906	$TICK_WATCHER->start;	3432	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3433	evthread_start IO::AIO::poll_fileno;
		3434	}
		3435
2907	Event::loop;	3436	EV::loop;
2908	}	3437	}
2909		3438
2910	#############################################################################	3439	#############################################################################
2911	# initialisation and cleanup	3440	# initialisation and cleanup
2912		3441
2913	# install some emergency cleanup handlers	3442	# install some emergency cleanup handlers
2914	BEGIN {	3443	BEGIN {
		3444	our %SIGWATCHER = ();
2915	for my $signal (qw(INT HUP TERM)) {	3445	for my $signal (qw(INT HUP TERM)) {
2916	Event->signal (	3446	$SIGWATCHER{$signal} = EV::signal $signal, sub {
2917	reentrant => 0,
2918	data => WF_AUTOCANCEL,
2919	signal => $signal,
2920	prio => 0,
2921	cb => sub {
2922	cf::cleanup "SIG$signal";	3447	cf::cleanup "SIG$signal";
2923	},
2924	);	3448	};
2925	}	3449	}
2926	}	3450	}
2927		3451
2928	sub write_runtime {	3452	sub write_runtime_sync {
2929	my $runtime = "$LOCALDIR/runtime";	3453	my $runtime = "$LOCALDIR/runtime";
2930		3454
2931	# first touch the runtime file to show we are still running:	3455	# first touch the runtime file to show we are still running:
2932	# the fsync below can take a very very long time.	3456	# the fsync below can take a very very long time.
2933		3457
…		…
2959	and return;	3483	and return;
2960		3484
2961	warn "runtime file written.\n";	3485	warn "runtime file written.\n";
2962		3486
2963	1	3487	1
		3488	}
		3489
		3490	our $uuid_lock;
		3491	our $uuid_skip;
		3492
		3493	sub write_uuid_sync($) {
		3494	$uuid_skip ||= $_[0];
		3495
		3496	return if $uuid_lock;
		3497	local $uuid_lock = 1;
		3498
		3499	my $uuid = "$LOCALDIR/uuid";
		3500
		3501	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3502	or return;
		3503
		3504	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3505	$uuid_skip = 0;
		3506
		3507	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3508	and return;
		3509
		3510	# always fsync - this file is important
		3511	aio_fsync $fh
		3512	and return;
		3513
		3514	close $fh
		3515	or return;
		3516
		3517	aio_rename "$uuid~", $uuid
		3518	and return;
		3519
		3520	warn "uuid file written ($value).\n";
		3521
		3522	1
		3523
		3524	}
		3525
		3526	sub write_uuid($$) {
		3527	my ($skip, $sync) = @_;
		3528
		3529	$sync ? write_uuid_sync $skip
		3530	: async { write_uuid_sync $skip };
2964	}	3531	}
2965		3532
2966	sub emergency_save() {	3533	sub emergency_save() {
2967	my $freeze_guard = cf::freeze_mainloop;	3534	my $freeze_guard = cf::freeze_mainloop;
2968		3535
…		…
2974	# and maps saved/destroyed asynchronously.	3541	# and maps saved/destroyed asynchronously.
2975	warn "begin emergency player save\n";	3542	warn "begin emergency player save\n";
2976	for my $login (keys %cf::PLAYER) {	3543	for my $login (keys %cf::PLAYER) {
2977	my $pl = $cf::PLAYER{$login} or next;	3544	my $pl = $cf::PLAYER{$login} or next;
2978	$pl->valid or next;	3545	$pl->valid or next;
		3546	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2979	$pl->save;	3547	$pl->save;
2980	}	3548	}
2981	warn "end emergency player save\n";	3549	warn "end emergency player save\n";
2982		3550
2983	warn "begin emergency map save\n";	3551	warn "begin emergency map save\n";
…		…
2989	warn "end emergency map save\n";	3557	warn "end emergency map save\n";
2990		3558
2991	warn "begin emergency database checkpoint\n";	3559	warn "begin emergency database checkpoint\n";
2992	BDB::db_env_txn_checkpoint $DB_ENV;	3560	BDB::db_env_txn_checkpoint $DB_ENV;
2993	warn "end emergency database checkpoint\n";	3561	warn "end emergency database checkpoint\n";
		3562
		3563	warn "begin write uuid\n";
		3564	write_uuid_sync 1;
		3565	warn "end write uuid\n";
2994	};	3566	};
2995		3567
2996	warn "leave emergency perl save\n";	3568	warn "leave emergency perl save\n";
2997	}	3569	}
2998		3570
…		…
3013	warn "reloading...";	3585	warn "reloading...";
3014		3586
3015	warn "entering sync_job";	3587	warn "entering sync_job";
3016		3588
3017	cf::sync_job {	3589	cf::sync_job {
3018	cf::write_runtime; # external watchdog should not bark	3590	cf::write_runtime_sync; # external watchdog should not bark
3019	cf::emergency_save;	3591	cf::emergency_save;
3020	cf::write_runtime; # external watchdog should not bark	3592	cf::write_runtime_sync; # external watchdog should not bark
3021		3593
3022	warn "syncing database to disk";	3594	warn "syncing database to disk";
3023	BDB::db_env_txn_checkpoint $DB_ENV;	3595	BDB::db_env_txn_checkpoint $DB_ENV;
3024		3596
3025	# if anything goes wrong in here, we should simply crash as we already saved	3597	# if anything goes wrong in here, we should simply crash as we already saved
3026
3027	warn "cancelling all WF_AUTOCANCEL watchers";
3028	for (Event::all_watchers) {
3029	$_->cancel if $_->data & WF_AUTOCANCEL;
3030	}
3031		3598
3032	warn "flushing outstanding aio requests";	3599	warn "flushing outstanding aio requests";
3033	for (;;) {	3600	for (;;) {
3034	BDB::flush;	3601	BDB::flush;
3035	IO::AIO::flush;	3602	IO::AIO::flush;
3036	Coro::cede;	3603	Coro::cede_notself;
3037	last unless IO::AIO::nreqs || BDB::nreqs;	3604	last unless IO::AIO::nreqs || BDB::nreqs;
3038	warn "iterate...";	3605	warn "iterate...";
3039	}	3606	}
3040		3607
3041	++$RELOAD;	3608	++$RELOAD;
…		…
3100	warn "reloading cf.pm";	3667	warn "reloading cf.pm";
3101	require cf;	3668	require cf;
3102	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3669	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3103		3670
3104	warn "loading config and database again";	3671	warn "loading config and database again";
3105	cf::cfg_load;	3672	cf::reload_config;
3106		3673
3107	warn "loading extensions";	3674	warn "loading extensions";
3108	cf::load_extensions;	3675	cf::load_extensions;
3109		3676
3110	warn "reattaching attachments to objects/players";	3677	warn "reattaching attachments to objects/players";
…		…
3117	warn "leaving sync_job";	3684	warn "leaving sync_job";
3118		3685
3119	1	3686	1
3120	} or do {	3687	} or do {
3121	warn $@;	3688	warn $@;
3122	warn "error while reloading, exiting.";	3689	cf::cleanup "error while reloading, exiting.";
3123	exit 1;
3124	};	3690	};
3125		3691
3126	warn "reloaded";	3692	warn "reloaded";
3127	};	3693	};
3128		3694
…		…
3130		3696
3131	sub reload_perl() {	3697	sub reload_perl() {
3132	# doing reload synchronously and two reloads happen back-to-back,	3698	# doing reload synchronously and two reloads happen back-to-back,
3133	# coro crashes during coro_state_free->destroy here.	3699	# coro crashes during coro_state_free->destroy here.
3134		3700
3135	$RELOAD_WATCHER ||= Event->timer (	3701	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3136	reentrant => 0,
3137	after => 0,
3138	data => WF_AUTOCANCEL,
3139	cb => sub {
3140	do_reload_perl;	3702	do_reload_perl;
3141	undef $RELOAD_WATCHER;	3703	undef $RELOAD_WATCHER;
3142	},
3143	);	3704	};
3144	}	3705	}
3145		3706
3146	register_command "reload" => sub {	3707	register_command "reload" => sub {
3147	my ($who, $arg) = @_;	3708	my ($who, $arg) = @_;
3148		3709
3149	if ($who->flag (FLAG_WIZ)) {	3710	if ($who->flag (FLAG_WIZ)) {
3150	$who->message ("reloading server.");	3711	$who->message ("reloading server.");
		3712	async {
		3713	$Coro::current->{desc} = "perl_reload";
3151	async { reload_perl };	3714	reload_perl;
		3715	};
3152	}	3716	}
3153	};	3717	};
3154		3718
3155	unshift @INC, $LIBDIR;	3719	unshift @INC, $LIBDIR;
3156		3720
…		…
3158		3722
3159	our @WAIT_FOR_TICK;	3723	our @WAIT_FOR_TICK;
3160	our @WAIT_FOR_TICK_BEGIN;	3724	our @WAIT_FOR_TICK_BEGIN;
3161		3725
3162	sub wait_for_tick {	3726	sub wait_for_tick {
3163	return unless $TICK_WATCHER->is_active;
3164	return if $Coro::current == $Coro::main;	3727	return if tick_inhibit || $Coro::current == $Coro::main;
3165		3728
3166	my $signal = new Coro::Signal;	3729	my $signal = new Coro::Signal;
3167	push @WAIT_FOR_TICK, $signal;	3730	push @WAIT_FOR_TICK, $signal;
3168	$signal->wait;	3731	$signal->wait;
3169	}	3732	}
3170		3733
3171	sub wait_for_tick_begin {	3734	sub wait_for_tick_begin {
3172	return unless $TICK_WATCHER->is_active;
3173	return if $Coro::current == $Coro::main;	3735	return if tick_inhibit || $Coro::current == $Coro::main;
3174		3736
3175	my $signal = new Coro::Signal;	3737	my $signal = new Coro::Signal;
3176	push @WAIT_FOR_TICK_BEGIN, $signal;	3738	push @WAIT_FOR_TICK_BEGIN, $signal;
3177	$signal->wait;	3739	$signal->wait;
3178	}	3740	}
3179		3741
3180	my $min = 1e6;#d#	3742	sub tick {
3181	my $avg = 10;
3182	$TICK_WATCHER = Event->timer (
3183	reentrant => 0,
3184	parked => 1,
3185	prio => 0,
3186	at => $NEXT_TICK || $TICK,
3187	data => WF_AUTOCANCEL,
3188	cb => sub {
3189	if ($Coro::current != $Coro::main) {	3743	if ($Coro::current != $Coro::main) {
3190	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3744	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3191	unless ++$bug_warning > 10;	3745	unless ++$bug_warning > 10;
3192	return;	3746	return;
3193	}	3747	}
3194		3748
3195	$NOW = $tick_start = Event::time;
3196
3197	cf::server_tick; # one server iteration	3749	cf::server_tick; # one server iteration
3198		3750
3199	0 && sync_job {#d#	3751	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3200	for(1..10) {	3752	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3201	my $t = Event::time;	3753	Coro::async_pool {
3202	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3754	$Coro::current->{desc} = "runtime saver";
3203	or die;	3755	write_runtime_sync
3204		3756	or warn "ERROR: unable to write runtime file: $!";
3205	$map->width (50);
3206	$map->height (50);
3207	$map->alloc;
3208	$map->_load_objects ("/tmp/x.map", 1);
3209	my $t = Event::time - $t;
3210
3211	#next unless $t < 0.0013;#d#
3212	if ($t < $min) {
3213	$min = $t;
3214	}
3215	$avg = $avg * 0.99 + $t * 0.01;
3216	}
3217	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3218	exit 0;
3219	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3220	};	3757	};
		3758	}
3221		3759
3222	$RUNTIME += $TICK;
3223	$NEXT_TICK += $TICK;
3224
3225	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3226	$NEXT_RUNTIME_WRITE = $NOW + 10;
3227	Coro::async_pool {
3228	write_runtime
3229	or warn "ERROR: unable to write runtime file: $!";
3230	};
3231	}
3232
3233	# my $AFTER = Event::time;
3234	# warn $AFTER - $NOW;#d#
3235
3236	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3760	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3237	$sig->send;	3761	$sig->send;
3238	}	3762	}
3239	while (my $sig = shift @WAIT_FOR_TICK) {	3763	while (my $sig = shift @WAIT_FOR_TICK) {
3240	$sig->send;	3764	$sig->send;
3241	}	3765	}
3242		3766
3243	$NOW = Event::time;	3767	$LOAD = ($NOW - $TICK_START) / $TICK;
3244
3245	# if we are delayed by four ticks or more, skip them all
3246	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3247
3248	$TICK_WATCHER->at ($NEXT_TICK);
3249	$TICK_WATCHER->start;
3250
3251	$LOAD = ($NOW - $tick_start) / $TICK;
3252	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3768	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3253		3769
3254	_post_tick;	3770	if (0) {
3255		3771	if ($NEXT_TICK) {
3256		3772	my $jitter = $TICK_START - $NEXT_TICK;
		3773	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3774	warn "jitter $JITTER\n";#d#
		3775	}
3257	},	3776	}
3258	);	3777	}
3259		3778
3260	{	3779	{
3261	BDB::max_poll_time $TICK * 0.1;	3780	# configure BDB
3262	$BDB_POLL_WATCHER = Event->io (	3781
3263	reentrant => 0,
3264	fd => BDB::poll_fileno,
3265	poll => 'r',
3266	prio => 0,
3267	data => WF_AUTOCANCEL,
3268	cb => \&BDB::poll_cb,
3269	);
3270	BDB::min_parallel 8;	3782	BDB::min_parallel 8;
3271		3783	BDB::max_poll_reqs $TICK * 0.1;
3272	BDB::set_sync_prepare {	3784	$Coro::BDB::WATCHER->priority (1);
3273	my $status;
3274	my $current = $Coro::current;
3275	(
3276	sub {
3277	$status = $!;
3278	$current->ready; undef $current;
3279	},
3280	sub {
3281	Coro::schedule while defined $current;
3282	$! = $status;
3283	},
3284	)
3285	};
3286		3785
3287	unless ($DB_ENV) {	3786	unless ($DB_ENV) {
3288	$DB_ENV = BDB::db_env_create;	3787	$DB_ENV = BDB::db_env_create;
		3788	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
		3789	| BDB::LOG_AUTOREMOVE, 1);
		3790	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3791	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3289		3792
3290	cf::sync_job {	3793	cf::sync_job {
3291	eval {	3794	eval {
3292	BDB::db_env_open	3795	BDB::db_env_open
3293	$DB_ENV,	3796	$DB_ENV,
…		…
3295	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3798	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3296	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3799	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3297	0666;	3800	0666;
3298		3801
3299	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3802	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3300
3301	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3302	$DB_ENV->set_lk_detect;
3303	};	3803	};
3304		3804
3305	cf::cleanup "db_env_open(db): $@" if $@;	3805	cf::cleanup "db_env_open(db): $@" if $@;
3306	};	3806	};
3307	}	3807	}
		3808
		3809	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3810	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3811	};
		3812	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3813	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3814	};
		3815	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3816	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3817	};
3308	}	3818	}
3309		3819
3310	{	3820	{
		3821	# configure IO::AIO
		3822
3311	IO::AIO::min_parallel 8;	3823	IO::AIO::min_parallel 8;
3312
3313	undef $Coro::AIO::WATCHER;
3314	IO::AIO::max_poll_time $TICK * 0.1;	3824	IO::AIO::max_poll_time $TICK * 0.1;
3315	$AIO_POLL_WATCHER = Event->io (	3825	$Coro::AIO::WATCHER->priority (1);
3316	reentrant => 0,
3317	data => WF_AUTOCANCEL,
3318	fd => IO::AIO::poll_fileno,
3319	poll => 'r',
3320	prio => 6,
3321	cb => \&IO::AIO::poll_cb,
3322	);
3323	}	3826	}
3324		3827
3325	my $_log_backtrace;	3828	my $_log_backtrace;
3326		3829
3327	sub _log_backtrace {	3830	sub _log_backtrace {
…		…
3331		3834
3332	# limit the # of concurrent backtraces	3835	# limit the # of concurrent backtraces
3333	if ($_log_backtrace < 2) {	3836	if ($_log_backtrace < 2) {
3334	++$_log_backtrace;	3837	++$_log_backtrace;
3335	async {	3838	async {
		3839	$Coro::current->{desc} = "abt $msg";
		3840
3336	my @bt = fork_call {	3841	my @bt = fork_call {
3337	@addr = map { sprintf "%x", $_ } @addr;	3842	@addr = map { sprintf "%x", $_ } @addr;
3338	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3843	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3339	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3844	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3340	or die "addr2line: $!";	3845	or die "addr2line: $!";

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