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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.335 by root, Mon Aug 20 22:21:48 2007 UTC vs.
Revision 1.432 by root, Mon May 5 22:38:47 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 3.64 ();	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;
24	use Coro::Util ();	46	use Coro::Util ();
25		47
26	use JSON::XS 1.4 ();	48	use JSON::XS 2.01 ();
27	use BDB ();	49	use BDB ();
28	use Data::Dumper;	50	use Data::Dumper;
29	use Digest::MD5;	51	use Digest::MD5;
30	use Fcntl;	52	use Fcntl;
31	use YAML::Syck ();	53	use YAML ();
32	use IO::AIO 2.32 ();	54	use IO::AIO 2.51 ();
33	use Time::HiRes;	55	use Time::HiRes;
34	use Compress::LZF;	56	use Compress::LZF;
35	use Digest::MD5 ();	57	use Digest::MD5 ();
36		58
37	# configure various modules to our taste	59	# configure various modules to our taste
38	#	60	#
39	$Storable::canonical = 1; # reduce rsync transfers	61	$Storable::canonical = 1; # reduce rsync transfers
40	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
41	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
42
43	$Event::Eval = 1; # no idea why this is required, but it is
44
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47		64
48	$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
49		66
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	67	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		68
…		…
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	87	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	88	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	89	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	90	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	91	our $BDBDIR = "$LOCALDIR/db";
		92	our %RESOURCE;
75		93
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	94	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;	95	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	96	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	97	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	98	our $USE_FSYNC = 1; # use fsync to write maps - default off
83		99
84	our $BDB_POLL_WATCHER;	100	our $BDB_POLL_WATCHER;
		101	our $BDB_DEADLOCK_WATCHER;
		102	our $BDB_CHECKPOINT_WATCHER;
		103	our $BDB_TRICKLE_WATCHER;
85	our $DB_ENV;	104	our $DB_ENV;
86		105
87	our %CFG;	106	our %CFG;
88		107
89	our $UPTIME; $UPTIME ||= time;	108	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;	109	our $RUNTIME;
		110	our $NOW;
91		111
92	our %PLAYER; # all users	112	our (%PLAYER, %PLAYER_LOADING); # all users
93	our %MAP; # all maps	113	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	114	our $LINK_MAP; # the special {link} map, which is always available
95		115
96	# 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 ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	117	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		118
99	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)
100	our $LOADAVG; # same thing, but with alpha-smoothing	120	our $LOADAVG; # same thing, but with alpha-smoothing
		121	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	122	our $TICK_START; # for load detecting purposes
102		123
103	binmode STDOUT;	124	binmode STDOUT;
104	binmode STDERR;	125	binmode STDERR;
105		126
106	# read virtual server time, if available	127	# read virtual server time, if available
…		…
159		180
160	The raw value load value from the last tick.	181	The raw value load value from the last tick.
161		182
162	=item %cf::CFG	183	=item %cf::CFG
163		184
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	185	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	186	from wherever your confdir points to.
166		187
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	188	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		189
169	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
…		…
187	$msg .= "\n"	208	$msg .= "\n"
188	unless $msg =~ /\n$/;	209	unless $msg =~ /\n$/;
189		210
190	$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;
191		212
192	utf8::encode $msg;
193	LOG llevError, $msg;	213	LOG llevError, $msg;
194	};	214	};
195	}	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	$SIG{__DIE__} = sub { }; #d#?
196		231
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	232	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	233	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	234	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	235	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
213	)) {	248	)) {
214	no strict 'refs';	249	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	250	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	251	}
217		252
218	$Event::DIED = sub {	253	$EV::DIED = sub {
219	warn "error in event callback: @_";	254	warn "error in event callback: @_";
220	};	255	};
221		256
222	#############################################################################	257	#############################################################################
223		258
…		…
246	$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;
247	$d	282	$d
248	} || "[unable to dump $_[0]: '$@']";	283	} || "[unable to dump $_[0]: '$@']";
249	}	284	}
250		285
251	=item $ref = cf::from_json $json	286	=item $ref = cf::decode_json $json
252		287
253	Converts a JSON string into the corresponding perl data structure.	288	Converts a JSON string into the corresponding perl data structure.
254		289
255	=item $json = cf::to_json $ref	290	=item $json = cf::encode_json $ref
256		291
257	Converts a perl data structure into its JSON representation.	292	Converts a perl data structure into its JSON representation.
258		293
259	=cut	294	=cut
260		295
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	296	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		297
263	sub to_json ($) { $json_coder->encode ($_[0]) }	298	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	299	sub decode_json($) { $json_coder->decode ($_[0]) }
265		300
266	=item cf::lock_wait $string	301	=item cf::lock_wait $string
267		302
268	Wait until the given lock is available. See cf::lock_acquire.	303	Wait until the given lock is available. See cf::lock_acquire.
269		304
…		…
272	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
273	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,
274	for example when the coroutine gets canceled), the lock is automatically	309	for example when the coroutine gets canceled), the lock is automatically
275	returned.	310	returned.
276		311
		312	Locks are *not* recursive, locking from the same coro twice results in a
		313	deadlocked coro.
		314
277	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
278	uses map_find and cf::map::load uses map_load).	316	uses map_find and cf::map::load uses map_load).
279		317
280	=item $locked = cf::lock_active $string	318	=item $locked = cf::lock_active $string
281		319
282	Return true if the lock is currently active, i.e. somebody has locked it.	320	Return true if the lock is currently active, i.e. somebody has locked it.
283		321
284	=cut	322	=cut
285		323
286	our %LOCK;	324	our %LOCK;
		325	our %LOCKER;#d#
287		326
288	sub lock_wait($) {	327	sub lock_wait($) {
289	my ($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#
290		334
291	# wait for lock, if any	335	# wait for lock, if any
292	while ($LOCK{$key}) {	336	while ($LOCK{$key}) {
293	push @{ $LOCK{$key} }, $Coro::current;	337	push @{ $LOCK{$key} }, $Coro::current;
294	Coro::schedule;	338	Coro::schedule;
…		…
300		344
301	# wait, to be sure we are not locked	345	# wait, to be sure we are not locked
302	lock_wait $key;	346	lock_wait $key;
303		347
304	$LOCK{$key} = [];	348	$LOCK{$key} = [];
		349	$LOCKER{$key} = $Coro::current;#d#
305		350
306	Coro::guard {	351	Coro::guard {
		352	delete $LOCKER{$key};#d#
307	# wake up all waiters, to be on the safe side	353	# wake up all waiters, to be on the safe side
308	$_->ready for @{ delete $LOCK{$key} };	354	$_->ready for @{ delete $LOCK{$key} };
309	}	355	}
310	}	356	}
311		357
…		…
314		360
315	! ! $LOCK{$key}	361	! ! $LOCK{$key}
316	}	362	}
317		363
318	sub freeze_mainloop {	364	sub freeze_mainloop {
319	return unless $TICK_WATCHER->is_active;	365	tick_inhibit_inc;
320		366
321	my $guard = Coro::guard {	367	Coro::guard \&tick_inhibit_dec;
322	$TICK_WATCHER->start;	368	}
323	};	369
324	$TICK_WATCHER->stop;	370	=item cf::periodic $interval, $cb
325	$guard	371
		372	Like EV::periodic, but randomly selects a starting point so that the actions
		373	get spread over timer.
		374
		375	=cut
		376
		377	sub periodic($$) {
		378	my ($interval, $cb) = @_;
		379
		380	my $start = rand List::Util::min 180, $interval;
		381
		382	EV::periodic $start, $interval, 0, $cb
326	}	383	}
327		384
328	=item cf::get_slot $time[, $priority[, $name]]	385	=item cf::get_slot $time[, $priority[, $name]]
329		386
330	Allocate $time seconds of blocking CPU time at priority C<$priority>:	387	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
341	our @SLOT_QUEUE;	398	our @SLOT_QUEUE;
342	our $SLOT_QUEUE;	399	our $SLOT_QUEUE;
343		400
344	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	401	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
345	$SLOT_QUEUE = Coro::async {	402	$SLOT_QUEUE = Coro::async {
		403	$Coro::current->desc ("timeslot manager");
		404
346	my $signal = new Coro::Signal;	405	my $signal = new Coro::Signal;
347		406
348	while () {	407	while () {
349	next_job:	408	next_job:
350	my $avail = cf::till_tick;	409	my $avail = cf::till_tick;
…		…
358	}	417	}
359	}	418	}
360	}	419	}
361		420
362	if (@SLOT_QUEUE) {	421	if (@SLOT_QUEUE) {
363	# we do not use wait_For_tick() as it returns immediately when tick is inactive	422	# we do not use wait_for_tick() as it returns immediately when tick is inactive
364	push @cf::WAIT_FOR_TICK, $signal;	423	push @cf::WAIT_FOR_TICK, $signal;
365	$signal->wait;	424	$signal->wait;
366	} else {	425	} else {
367	Coro::schedule;	426	Coro::schedule;
368	}	427	}
369	}	428	}
370	};	429	};
371		430
372	sub get_slot($;$$) {	431	sub get_slot($;$$) {
		432	return if tick_inhibit || $Coro::current == $Coro::main;
		433
373	my ($time, $pri, $name) = @_;	434	my ($time, $pri, $name) = @_;
374		435
375	$time = $TICK * .6 if $time > $TICK * .6;	436	$time = $TICK * .6 if $time > $TICK * .6;
376	my $sig = new Coro::Signal;	437	my $sig = new Coro::Signal;
377		438
…		…
391		452
392	BEGIN { *async = \&Coro::async_pool }	453	BEGIN { *async = \&Coro::async_pool }
393		454
394	=item cf::sync_job { BLOCK }	455	=item cf::sync_job { BLOCK }
395		456
396	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	457	The design of Deliantra requires that the main coroutine ($Coro::main)
397	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
398	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
399	acceptable.	460	acceptable.
400		461
401	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
402	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
…		…
407		468
408	sub sync_job(&) {	469	sub sync_job(&) {
409	my ($job) = @_;	470	my ($job) = @_;
410		471
411	if ($Coro::current == $Coro::main) {	472	if ($Coro::current == $Coro::main) {
412	my $time = Event::time;	473	my $time = EV::time;
413		474
414	# this is the main coro, too bad, we have to block	475	# this is the main coro, too bad, we have to block
415	# till the operation succeeds, freezing the server :/	476	# till the operation succeeds, freezing the server :/
416		477
417	# TODO: use suspend/resume instead	478	LOG llevError, Carp::longmess "sync job";#d#
418	# (but this is cancel-safe)	479
419	my $freeze_guard = freeze_mainloop;	480	my $freeze_guard = freeze_mainloop;
420		481
421	my $busy = 1;	482	my $busy = 1;
422	my @res;	483	my @res;
423		484
424	(async {	485	(async {
		486	$Coro::current->desc ("sync job coro");
425	@res = eval { $job->() };	487	@res = eval { $job->() };
426	warn $@ if $@;	488	warn $@ if $@;
427	undef $busy;	489	undef $busy;
428	})->prio (Coro::PRIO_MAX);	490	})->prio (Coro::PRIO_MAX);
429		491
430	while ($busy) {	492	while ($busy) {
431	Coro::cede or Event::one_event;	493	if (Coro::nready) {
		494	Coro::cede_notself;
		495	} else {
		496	EV::loop EV::LOOP_ONESHOT;
432	}	497	}
		498	}
433		499
434	$time = Event::time - $time;	500	my $time = EV::time - $time;
435		501
436	LOG llevError | logBacktrace, Carp::longmess "long sync job"
437	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
438
439	$tick_start += $time; # do not account sync jobs to server load	502	$TICK_START += $time; # do not account sync jobs to server load
440		503
441	wantarray ? @res : $res[0]	504	wantarray ? @res : $res[0]
442	} else {	505	} else {
443	# we are in another coroutine, how wonderful, everything just works	506	# we are in another coroutine, how wonderful, everything just works
444		507
…		…
469	=item fork_call { }, $args	532	=item fork_call { }, $args
470		533
471	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
472	process, returning the results. Everything must be serialisable with	535	process, returning the results. Everything must be serialisable with
473	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
474	never block itself or use any form of Event handling.	537	never block itself or use any form of event handling.
475		538
476	=cut	539	=cut
477		540
478	sub fork_call(&@) {	541	sub fork_call(&@) {
479	my ($cb, @args) = @_;	542	my ($cb, @args) = @_;
480		543
481	# we seemingly have to make a local copy of the whole thing,	544	# we seemingly have to make a local copy of the whole thing,
482	# otherwise perl prematurely frees the stuff :/	545	# otherwise perl prematurely frees the stuff :/
483	# TODO: investigate and fix (liekly this will be rather laborious)	546	# TODO: investigate and fix (likely this will be rather laborious)
484		547
485	my @res = Coro::Util::fork_eval {	548	my @res = Coro::Util::fork_eval {
486	reset_signals;	549	reset_signals;
487	&$cb	550	&$cb
488	}, @args;	551	}, @args;
489		552
490	wantarray ? @res : $res[-1]	553	wantarray ? @res : $res[-1]
491	}	554	}
492		555
		556	=item $coin = coin_from_name $name
		557
		558	=cut
		559
		560	our %coin_alias = (
		561	"silver" => "silvercoin",
		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
		581	}
		582
493	=item $value = cf::db_get $family => $key	583	=item $value = cf::db_get $family => $key
494		584
495	Returns a single value from the environment database.	585	Returns a single value from the environment database.
496		586
497	=item cf::db_put $family => $key => $value	587	=item cf::db_put $family => $key => $value
498		588
499	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
500	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).
501		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
502	=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	}
503		615
504	our $DB;	616	our $DB;
505		617
506	sub db_init {	618	sub db_init {
507	unless ($DB) {
508	$DB = BDB::db_create $DB_ENV;
509
510	cf::sync_job {	619	cf::sync_job {
511	eval {	620	$DB ||= db_table "db";
512	$DB->set_flags (BDB::CHKSUM);
513
514	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
515	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
516	cf::cleanup "db_open(db): $!" if $!;
517	};
518	cf::cleanup "db_open(db): $@" if $@;
519	};
520	}	621	};
521	}	622	}
522		623
523	sub db_get($$) {	624	sub db_get($$) {
524	my $key = "$_[0]/$_[1]";	625	my $key = "$_[0]/$_[1]";
525		626
…		…
575	if (1) {	676	if (1) {
576	$md5 =	677	$md5 =
577	join "\x00",	678	join "\x00",
578	$processversion,	679	$processversion,
579	map {	680	map {
580	Coro::cede;	681	cf::cede_to_tick;
581	($src->[$_], Digest::MD5::md5_hex $data[$_])	682	($src->[$_], Digest::MD5::md5_hex $data[$_])
582	} 0.. $#$src;	683	} 0.. $#$src;
583		684
584		685
585	my $dbmd5 = db_get cache => "$id/md5";	686	my $dbmd5 = db_get cache => "$id/md5";
…		…
629	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")
630	to it. All such attachable objects support the following methods.	731	to it. All such attachable objects support the following methods.
631		732
632	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>
633	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
634	Crossfire TRT).	735	Deliantra).
635		736
636	=over 4	737	=over 4
637		738
638	=item $attachable->attach ($attachment, key => $value...)	739	=item $attachable->attach ($attachment, key => $value...)
639		740
…		…
921	}	1022	}
922		1023
923	0	1024	0
924	}	1025	}
925		1026
926	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1027	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
927		1028
928	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1029	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
929		1030
930	Generate an object-specific event with the given arguments.	1031	Generate an object-specific event with the given arguments.
931		1032
…		…
937		1038
938	=cut	1039	=cut
939		1040
940	#############################################################################	1041	#############################################################################
941	# object support	1042	# object support
942	#
943		1043
		1044	sub _object_equal($$);
		1045	sub _object_equal($$) {
		1046	my ($a, $b) = @_;
		1047
		1048	return 0 unless (ref $a) eq (ref $b);
		1049
		1050	if ("HASH" eq ref $a) {
		1051	my @ka = keys %$a;
		1052	my @kb = keys %$b;
		1053
		1054	return 0 if @ka != @kb;
		1055
		1056	for (0 .. $#ka) {
		1057	return 0 unless $ka[$_] eq $kb[$_];
		1058	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1059	}
		1060
		1061	} elsif ("ARRAY" eq ref $a) {
		1062
		1063	return 0 if @$a != @$b;
		1064
		1065	for (0 .. $#$a) {
		1066	return 0 unless _object_equal $a->[$_], $b->[$_];
		1067	}
		1068
		1069	} elsif ($a ne $b) {
		1070	return 0;
		1071	}
		1072
		1073	1
		1074	}
		1075
		1076	our $SLOW_MERGES;#d#
944	sub _can_merge {	1077	sub _can_merge {
945	my ($ob1, $ob2) = @_;	1078	my ($ob1, $ob2) = @_;
946		1079
947	local $Storable::canonical = 1;	1080	++$SLOW_MERGES;#d#
948	my $fob1 = Storable::freeze $ob1;
949	my $fob2 = Storable::freeze $ob2;
950		1081
951	$fob1 eq $fob2	1082	# we do the slow way here
		1083	return _object_equal $ob1, $ob2
952	}	1084	}
953		1085
954	sub reattach {	1086	sub reattach {
955	# basically do the same as instantiate, without calling instantiate	1087	# basically do the same as instantiate, without calling instantiate
956	my ($obj) = @_;	1088	my ($obj) = @_;
…		…
978	cf::attachable->attach (	1110	cf::attachable->attach (
979	prio => -1000000,	1111	prio => -1000000,
980	on_instantiate => sub {	1112	on_instantiate => sub {
981	my ($obj, $data) = @_;	1113	my ($obj, $data) = @_;
982		1114
983	$data = from_json $data;	1115	$data = decode_json $data;
984		1116
985	for (@$data) {	1117	for (@$data) {
986	my ($name, $args) = @$_;	1118	my ($name, $args) = @$_;
987		1119
988	$obj->attach ($name, %{$args || {} });	1120	$obj->attach ($name, %{$args || {} });
…		…
1004	sub object_freezer_save {	1136	sub object_freezer_save {
1005	my ($filename, $rdata, $objs) = @_;	1137	my ($filename, $rdata, $objs) = @_;
1006		1138
1007	sync_job {	1139	sync_job {
1008	if (length $$rdata) {	1140	if (length $$rdata) {
		1141	utf8::decode (my $decname = $filename);
1009	warn sprintf "saving %s (%d,%d)\n",	1142	warn sprintf "saving %s (%d,%d)\n",
1010	$filename, length $$rdata, scalar @$objs;	1143	$decname, length $$rdata, scalar @$objs;
1011		1144
1012	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1145	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1013	chmod SAVE_MODE, $fh;	1146	aio_chmod $fh, SAVE_MODE;
1014	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1147	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1015	aio_fsync $fh if $cf::USE_FSYNC;	1148	aio_fsync $fh if $cf::USE_FSYNC;
1016	close $fh;	1149	aio_close $fh;
1017		1150
1018	if (@$objs) {	1151	if (@$objs) {
1019	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) {
1020	chmod SAVE_MODE, $fh;	1153	aio_chmod $fh, SAVE_MODE;
1021	my $data = Storable::nfreeze { version => 1, objs => $objs };	1154	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1022	aio_write $fh, 0, (length $data), $data, 0;	1155	aio_write $fh, 0, (length $data), $data, 0;
1023	aio_fsync $fh if $cf::USE_FSYNC;	1156	aio_fsync $fh if $cf::USE_FSYNC;
1024	close $fh;	1157	aio_close $fh;
1025	aio_rename "$filename.pst~", "$filename.pst";	1158	aio_rename "$filename.pst~", "$filename.pst";
1026	}	1159	}
1027	} else {	1160	} else {
1028	aio_unlink "$filename.pst";	1161	aio_unlink "$filename.pst";
1029	}	1162	}
…		…
1034	}	1167	}
1035	} else {	1168	} else {
1036	aio_unlink $filename;	1169	aio_unlink $filename;
1037	aio_unlink "$filename.pst";	1170	aio_unlink "$filename.pst";
1038	}	1171	}
1039	}	1172	};
1040	}	1173	}
1041		1174
1042	sub object_freezer_as_string {	1175	sub object_freezer_as_string {
1043	my ($rdata, $objs) = @_;	1176	my ($rdata, $objs) = @_;
1044		1177
…		…
1056	or return;	1189	or return;
1057		1190
1058	unless (aio_stat "$filename.pst") {	1191	unless (aio_stat "$filename.pst") {
1059	(aio_load "$filename.pst", $av) >= 0	1192	(aio_load "$filename.pst", $av) >= 0
1060	or return;	1193	or return;
		1194
1061	$av = eval { (Storable::thaw $av)->{objs} };	1195	my $st = eval { Coro::Storable::thaw $av };
		1196	$av = $st->{objs};
1062	}	1197	}
1063		1198
		1199	utf8::decode (my $decname = $filename);
1064	warn sprintf "loading %s (%d)\n",	1200	warn sprintf "loading %s (%d,%d)\n",
1065	$filename, length $data, scalar @{$av || []};	1201	$decname, length $data, scalar @{$av || []};
		1202
1066	return ($data, $av);	1203	($data, $av)
1067	}	1204	}
1068		1205
1069	=head2 COMMAND CALLBACKS	1206	=head2 COMMAND CALLBACKS
1070		1207
1071	=over 4	1208	=over 4
…		…
1149	my ($type, $reply, @payload) =	1286	my ($type, $reply, @payload) =
1150	"ARRAY" eq ref $msg	1287	"ARRAY" eq ref $msg
1151	? @$msg	1288	? @$msg
1152	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	1289	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1153		1290
		1291	my @reply;
		1292
1154	if (my $cb = $EXTCMD{$type}) {	1293	if (my $cb = $EXTCMD{$type}) {
1155	my @reply = $cb->($pl, @payload);	1294	@reply = $cb->($pl, @payload);
1156
1157	$pl->ext_reply ($reply, @reply)
1158	if $reply;
1159	}	1295	}
		1296
		1297	$pl->ext_reply ($reply, @reply)
		1298	if $reply;
		1299
1160	} else {	1300	} else {
1161	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1301	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1162	}	1302	}
1163		1303
1164	cf::override;	1304	cf::override;
…		…
1217	my $msg = $@ ? "$v->{path}: $@\n"	1357	my $msg = $@ ? "$v->{path}: $@\n"
1218	: "$v->{base}: extension inactive.\n";	1358	: "$v->{base}: extension inactive.\n";
1219		1359
1220	if (exists $v->{meta}{mandatory}) {	1360	if (exists $v->{meta}{mandatory}) {
1221	warn $msg;	1361	warn $msg;
1222	warn "mandatory extension failed to load, exiting.\n";	1362	cf::cleanup "mandatory extension failed to load, exiting.";
1223	exit 1;
1224	}	1363	}
1225		1364
1226	warn $msg;	1365	warn $msg;
1227	}	1366	}
1228		1367
…		…
1253	use Coro::AIO;	1392	use Coro::AIO;
1254		1393
1255	=head3 cf::player	1394	=head3 cf::player
1256		1395
1257	=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	}
1258		1411
1259	=item cf::player::find $login	1412	=item cf::player::find $login
1260		1413
1261	Returns the given player object, loading it if necessary (might block).	1414	Returns the given player object, loading it if necessary (might block).
1262		1415
…		…
1298	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1451	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1299	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1452	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1300	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1453	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1301	aio_unlink +(playerdir $login) . "/$login.pl";	1454	aio_unlink +(playerdir $login) . "/$login.pl";
1302		1455
1303	my $pl = load_pl path $login	1456	my $f = new_from_file cf::object::thawer path $login
1304	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;
1305	$cf::PLAYER{$login} = $pl	1464	$cf::PLAYER{$login} = $pl
1306	}	1465	}
1307	}	1466	}
1308	}	1467	}
1309		1468
…		…
1318	return if $pl->{deny_save};	1477	return if $pl->{deny_save};
1319		1478
1320	aio_mkdir playerdir $pl, 0770;	1479	aio_mkdir playerdir $pl, 0770;
1321	$pl->{last_save} = $cf::RUNTIME;	1480	$pl->{last_save} = $cf::RUNTIME;
1322		1481
		1482	cf::get_slot 0.01;
		1483
1323	$pl->save_pl ($path);	1484	$pl->save_pl ($path);
1324	Coro::cede;	1485	cf::cede_to_tick;
1325	}	1486	}
1326		1487
1327	sub new($) {	1488	sub new($) {
1328	my ($login) = @_;	1489	my ($login) = @_;
1329		1490
…		…
1362	$pl->{deny_save} = 1;	1523	$pl->{deny_save} = 1;
1363	$pl->password ("*"); # this should lock out the player until we nuked the dir	1524	$pl->password ("*"); # this should lock out the player until we nuked the dir
1364		1525
1365	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1526	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1366	$pl->deactivate;	1527	$pl->deactivate;
		1528	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1529	$pl->ob->check_score;
1367	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1530	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1368	$pl->ns->destroy if $pl->ns;	1531	$pl->ns->destroy if $pl->ns;
1369		1532
1370	my $path = playerdir $pl;	1533	my $path = playerdir $pl;
1371	my $temp = "$path~$cf::RUNTIME~deleting~";	1534	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1407	or return [];	1570	or return [];
1408		1571
1409	my @logins;	1572	my @logins;
1410		1573
1411	for my $login (@$dirs) {	1574	for my $login (@$dirs) {
		1575	my $path = path $login;
		1576
		1577	# a .pst is a dead give-away for a valid player
		1578	# if no pst file found, open and chekc for blocked users
		1579	if (aio_stat "$path.pst") {
1412	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1580	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1413	aio_read $fh, 0, 512, my $buf, 0 or next;	1581	aio_read $fh, 0, 512, my $buf, 0 or next;
1414	$buf !~ /^password -------------$/m or next; # official not-valid tag	1582	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1583	}
1415		1584
1416	utf8::decode $login;	1585	utf8::decode $login;
1417	push @logins, $login;	1586	push @logins, $login;
1418	}	1587	}
1419		1588
…		…
1452		1621
1453	Expand crossfire pod fragments into protocol xml.	1622	Expand crossfire pod fragments into protocol xml.
1454		1623
1455	=cut	1624	=cut
1456		1625
		1626	use re 'eval';
		1627
		1628	my $group;
		1629	my $interior; $interior = qr{
		1630	# match a pod interior sequence sans C<< >>
		1631	(?:
		1632	\ (.*?)\ (?{ $group = $^N })
		1633	| < (??{$interior}) >
		1634	)
		1635	}x;
		1636
1457	sub expand_cfpod {	1637	sub expand_cfpod {
1458	((my $self), (local $_)) = @_;	1638	my ($self, $pod) = @_;
1459		1639
1460	# escape & and <	1640	my $xml;
1461	s/&/&amp;/g;
1462	s/(?<![BIUGH])</&lt;/g;
1463		1641
1464	# this is buggy, it needs to properly take care of nested <'s	1642	while () {
		1643	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
		1644	$group = $1;
1465		1645
1466	1 while	1646	$group =~ s/&/&amp;/g;
1467	# replace B<>, I<>, U<> etc.	1647	$group =~ s/</&lt;/g;
1468	s/B<([^\>]*)>/<b>$1<\/b>/	1648
1469	|| s/I<([^\>]*)>/<i>$1<\/i>/	1649	$xml .= $group;
1470	|| s/U<([^\>]*)>/<u>$1<\/u>/	1650	} elsif ($pod =~ m%\G
1471	# replace G<male|female> tags	1651	([BCGHITU])
1472	|| s{G<([^>|]*)\|([^>]*)>}{	1652	<
1473	$self->gender ? $2 : $1	1653	(?:
1474	}ge	1654	([^<>]*) (?{ $group = $^N })
1475	# replace H<hint text>	1655	| < $interior >
1476	|| s{H<([^\>]*)>}	1656	)
		1657	>
		1658	%gcsx
1477	{	1659	) {
		1660	my ($code, $data) = ($1, $group);
		1661
		1662	if ($code eq "B") {
		1663	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
		1664	} elsif ($code eq "I") {
		1665	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
		1666	} elsif ($code eq "U") {
		1667	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
		1668	} elsif ($code eq "C") {
		1669	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
		1670	} elsif ($code eq "T") {
		1671	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
		1672	} elsif ($code eq "G") {
		1673	my ($male, $female) = split /\|/, $data;
		1674	$data = $self->gender ? $female : $male;
		1675	$xml .= expand_cfpod ($self, $data);
		1676	} elsif ($code eq "H") {
1478	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",	1677	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1479	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",	1678	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1480	"")	1679	"")
1481	[$self->{hintmode}]	1680	[$self->{hintmode}];
		1681	} else {
		1682	$xml .= "error processing '$code($data)' directive";
1482	}ge;	1683	}
		1684	} else {
		1685	if ($pod =~ /\G(.+)/) {
		1686	warn "parse error while expanding $pod (at $1)";
		1687	}
		1688	last;
		1689	}
		1690	}
1483		1691
		1692	for ($xml) {
1484	# create single paragraphs (very hackish)	1693	# create single paragraphs (very hackish)
1485	s/(?<=\S)\n(?=\w)/ /g;	1694	s/(?<=\S)\n(?=\w)/ /g;
1486		1695
1487	# compress some whitespace	1696	# compress some whitespace
1488	s/\s+\n/\n/g; # ws line-ends	1697	s/\s+\n/\n/g; # ws line-ends
1489	s/\n\n+/\n/g; # double lines	1698	s/\n\n+/\n/g; # double lines
1490	s/^\n+//; # beginning lines	1699	s/^\n+//; # beginning lines
1491	s/\n+$//; # ending lines	1700	s/\n+$//; # ending lines
		1701	}
1492		1702
1493	$_	1703	$xml
1494	}	1704	}
		1705
		1706	no re 'eval';
1495		1707
1496	sub hintmode {	1708	sub hintmode {
1497	$_[0]{hintmode} = $_[1] if @_ > 1;	1709	$_[0]{hintmode} = $_[1] if @_ > 1;
1498	$_[0]{hintmode}	1710	$_[0]{hintmode}
1499	}	1711	}
…		…
1505	=cut	1717	=cut
1506		1718
1507	sub ext_reply($$@) {	1719	sub ext_reply($$@) {
1508	my ($self, $id, @msg) = @_;	1720	my ($self, $id, @msg) = @_;
1509		1721
1510	if ($self->ns->extcmd == 2) {	1722	$self->ns->ext_reply ($id, @msg)
1511	$self->send ("ext " . $self->ns->{json_coder}->encode (["reply-$id", @msg]));
1512	} elsif ($self->ns->extcmd == 1) {
1513	#TODO: version 1, remove
1514	unshift @msg, msgtype => "reply", msgid => $id;
1515	$self->send ("ext " . $self->ns->{json_coder}->encode ({@msg}));
1516	}
1517	}	1723	}
1518		1724
1519	=item $player->ext_msg ($type, @msg)	1725	=item $player->ext_msg ($type, @msg)
1520		1726
1521	Sends an ext event to the client.	1727	Sends an ext event to the client.
…		…
1577	our $MAX_RESET = 3600;	1783	our $MAX_RESET = 3600;
1578	our $DEFAULT_RESET = 3000;	1784	our $DEFAULT_RESET = 3000;
1579		1785
1580	sub generate_random_map {	1786	sub generate_random_map {
1581	my ($self, $rmp) = @_;	1787	my ($self, $rmp) = @_;
		1788
		1789	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1790
1582	# mit "rum" bekleckern, nicht	1791	# mit "rum" bekleckern, nicht
1583	$self->_create_random_map (	1792	$self->_create_random_map (
1584	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1793	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1585	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1794	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1586	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1795	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1708		1917
1709	# the temporary/swap location	1918	# the temporary/swap location
1710	sub save_path {	1919	sub save_path {
1711	my ($self) = @_;	1920	my ($self) = @_;
1712		1921
1713	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1922	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1714	"$TMPDIR/$path.map"	1923	"$TMPDIR/$path.map"
1715	}	1924	}
1716		1925
1717	# the unique path, undef == no special unique path	1926	# the unique path, undef == no special unique path
1718	sub uniq_path {	1927	sub uniq_path {
1719	my ($self) = @_;	1928	my ($self) = @_;
1720		1929
1721	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1930	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1722	"$UNIQUEDIR/$path"	1931	"$UNIQUEDIR/$path"
1723	}	1932	}
1724		1933
1725	# and all this just because we cannot iterate over	1934	# and all this just because we cannot iterate over
1726	# all maps in C++...	1935	# all maps in C++...
…		…
1749		1958
1750	sub load_header_from($) {	1959	sub load_header_from($) {
1751	my ($self, $path) = @_;	1960	my ($self, $path) = @_;
1752		1961
1753	utf8::encode $path;	1962	utf8::encode $path;
1754	#aio_open $path, O_RDONLY, 0	1963	my $f = new_from_file cf::object::thawer $path
1755	# or return;
1756
1757	$self->_load_header ($path)
1758	or return;	1964	or return;
		1965
		1966	$self->_load_header ($f)
		1967	or return;
		1968
		1969	local $MAP_LOADING{$self->{path}} = $self;
		1970	$f->resolve_delayed_derefs;
1759		1971
1760	$self->{load_path} = $path;	1972	$self->{load_path} = $path;
1761		1973
1762	1	1974	1
1763	}	1975	}
…		…
1817	sub find {	2029	sub find {
1818	my ($path, $origin) = @_;	2030	my ($path, $origin) = @_;
1819		2031
1820	$path = normalise $path, $origin && $origin->path;	2032	$path = normalise $path, $origin && $origin->path;
1821		2033
		2034	cf::lock_wait "map_data:$path";#d#remove
1822	cf::lock_wait "map_find:$path";	2035	cf::lock_wait "map_find:$path";
1823		2036
1824	$cf::MAP{$path} || do {	2037	$cf::MAP{$path} || do {
		2038	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1825	my $guard = cf::lock_acquire "map_find:$path";	2039	my $guard2 = cf::lock_acquire "map_find:$path";
		2040
1826	my $map = new_from_path cf::map $path	2041	my $map = new_from_path cf::map $path
1827	or return;	2042	or return;
1828		2043
1829	$map->{last_save} = $cf::RUNTIME;	2044	$map->{last_save} = $cf::RUNTIME;
1830		2045
…		…
1832	or return;	2047	or return;
1833		2048
1834	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2049	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1835	# doing this can freeze the server in a sync job, obviously	2050	# doing this can freeze the server in a sync job, obviously
1836	#$cf::WAIT_FOR_TICK->wait;	2051	#$cf::WAIT_FOR_TICK->wait;
		2052	undef $guard2;
		2053	undef $guard1;
1837	$map->reset;	2054	$map->reset;
1838	undef $guard;
1839	return find $path;	2055	return find $path;
1840	}	2056	}
1841		2057
1842	$cf::MAP{$path} = $map	2058	$cf::MAP{$path} = $map
1843	}	2059	}
…		…
1852	local $self->{deny_reset} = 1; # loading can take a long time	2068	local $self->{deny_reset} = 1; # loading can take a long time
1853		2069
1854	my $path = $self->{path};	2070	my $path = $self->{path};
1855		2071
1856	{	2072	{
1857	my $guard = cf::lock_acquire "map_load:$path";	2073	my $guard = cf::lock_acquire "map_data:$path";
1858		2074
		2075	return unless $self->valid;
1859	return if $self->in_memory != cf::MAP_SWAPPED;	2076	return unless $self->in_memory == cf::MAP_SWAPPED;
1860		2077
1861	$self->in_memory (cf::MAP_LOADING);	2078	$self->in_memory (cf::MAP_LOADING);
1862		2079
1863	$self->alloc;	2080	$self->alloc;
1864		2081
1865	$self->pre_load;	2082	$self->pre_load;
1866	Coro::cede;	2083	cf::cede_to_tick;
1867		2084
		2085	my $f = new_from_file cf::object::thawer $self->{load_path};
		2086	$f->skip_block;
1868	$self->_load_objects ($self->{load_path}, 1)	2087	$self->_load_objects ($f)
1869	or return;	2088	or return;
1870		2089
1871	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2090	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1872	if delete $self->{load_original};	2091	if delete $self->{load_original};
1873		2092
1874	if (my $uniq = $self->uniq_path) {	2093	if (my $uniq = $self->uniq_path) {
1875	utf8::encode $uniq;	2094	utf8::encode $uniq;
1876	if (aio_open $uniq, O_RDONLY, 0) {	2095	unless (aio_stat $uniq) {
		2096	if (my $f = new_from_file cf::object::thawer $uniq) {
1877	$self->clear_unique_items;	2097	$self->clear_unique_items;
1878	$self->_load_objects ($uniq, 0);	2098	$self->_load_objects ($f);
		2099	$f->resolve_delayed_derefs;
		2100	}
1879	}	2101	}
1880	}	2102	}
1881		2103
1882	Coro::cede;	2104	$f->resolve_delayed_derefs;
		2105
		2106	cf::cede_to_tick;
1883	# now do the right thing for maps	2107	# now do the right thing for maps
1884	$self->link_multipart_objects;	2108	$self->link_multipart_objects;
1885	$self->difficulty ($self->estimate_difficulty)	2109	$self->difficulty ($self->estimate_difficulty)
1886	unless $self->difficulty;	2110	unless $self->difficulty;
1887	Coro::cede;	2111	cf::cede_to_tick;
1888		2112
1889	unless ($self->{deny_activate}) {	2113	unless ($self->{deny_activate}) {
1890	$self->decay_objects;	2114	$self->decay_objects;
1891	$self->fix_auto_apply;	2115	$self->fix_auto_apply;
1892	$self->update_buttons;	2116	$self->update_buttons;
1893	Coro::cede;	2117	cf::cede_to_tick;
1894	$self->set_darkness_map;	2118	$self->set_darkness_map;
1895	Coro::cede;	2119	cf::cede_to_tick;
1896	$self->activate;	2120	$self->activate;
1897	}	2121	}
1898		2122
1899	$self->{last_save} = $cf::RUNTIME;	2123	$self->{last_save} = $cf::RUNTIME;
1900	$self->last_access ($cf::RUNTIME);	2124	$self->last_access ($cf::RUNTIME);
1901		2125
1902	$self->in_memory (cf::MAP_IN_MEMORY);	2126	$self->in_memory (cf::MAP_ACTIVE);
1903	}	2127	}
1904		2128
1905	$self->post_load;	2129	$self->post_load;
1906	}	2130	}
1907		2131
…		…
1950	}	2174	}
1951		2175
1952	sub do_load_sync {	2176	sub do_load_sync {
1953	my ($map) = @_;	2177	my ($map) = @_;
1954		2178
		2179	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2180	if $Coro::current == $Coro::main;
		2181
1955	cf::sync_job { $map->load };	2182	cf::sync_job { $map->load };
1956	}	2183	}
1957		2184
1958	our %MAP_PREFETCH;	2185	our %MAP_PREFETCH;
1959	our $MAP_PREFETCHER = undef;	2186	our $MAP_PREFETCHER = undef;
1960		2187
1961	sub find_async {	2188	sub find_async {
1962	my ($path, $origin) = @_;	2189	my ($path, $origin, $load) = @_;
1963		2190
1964	$path = normalise $path, $origin && $origin->{path};	2191	$path = normalise $path, $origin && $origin->{path};
1965		2192
1966	if (my $map = $cf::MAP{$path}) {	2193	if (my $map = $cf::MAP{$path}) {
1967	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2194	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1968	}	2195	}
1969		2196
1970	undef $MAP_PREFETCH{$path};	2197	$MAP_PREFETCH{$path} |= $load;
		2198
1971	$MAP_PREFETCHER ||= cf::async {	2199	$MAP_PREFETCHER ||= cf::async {
		2200	$Coro::current->{desc} = "map prefetcher";
		2201
1972	while (%MAP_PREFETCH) {	2202	while (%MAP_PREFETCH) {
1973	for my $path (keys %MAP_PREFETCH) {	2203	while (my ($k, $v) = each %MAP_PREFETCH) {
1974	if (my $map = find $path) {	2204	if (my $map = find $k) {
1975	$map->load;	2205	$map->load if $v;
1976	}	2206	}
1977		2207
1978	delete $MAP_PREFETCH{$path};	2208	delete $MAP_PREFETCH{$k};
1979	}	2209	}
1980	}	2210	}
1981	undef $MAP_PREFETCHER;	2211	undef $MAP_PREFETCHER;
1982	};	2212	};
1983	$MAP_PREFETCHER->prio (6);	2213	$MAP_PREFETCHER->prio (6);
…		…
1986	}	2216	}
1987		2217
1988	sub save {	2218	sub save {
1989	my ($self) = @_;	2219	my ($self) = @_;
1990		2220
1991	my $lock = cf::lock_acquire "map_data:" . $self->path;	2221	my $lock = cf::lock_acquire "map_data:$self->{path}";
1992		2222
1993	$self->{last_save} = $cf::RUNTIME;	2223	$self->{last_save} = $cf::RUNTIME;
1994		2224
1995	return unless $self->dirty;	2225	return unless $self->dirty;
1996		2226
…		…
2002	return if $self->{deny_save};	2232	return if $self->{deny_save};
2003		2233
2004	local $self->{last_access} = $self->last_access;#d#	2234	local $self->{last_access} = $self->last_access;#d#
2005		2235
2006	cf::async {	2236	cf::async {
		2237	$Coro::current->{desc} = "map player save";
2007	$_->contr->save for $self->players;	2238	$_->contr->save for $self->players;
2008	};	2239	};
		2240
		2241	cf::get_slot 0.02;
2009		2242
2010	if ($uniq) {	2243	if ($uniq) {
2011	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2244	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2012	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2245	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2013	} else {	2246	} else {
…		…
2019	my ($self) = @_;	2252	my ($self) = @_;
2020		2253
2021	# save first because save cedes	2254	# save first because save cedes
2022	$self->save;	2255	$self->save;
2023		2256
2024	my $lock = cf::lock_acquire "map_data:" . $self->path;	2257	my $lock = cf::lock_acquire "map_data:$self->{path}";
2025		2258
2026	return if $self->players;	2259	return if $self->players;
2027	return if $self->in_memory != cf::MAP_IN_MEMORY;	2260	return if $self->in_memory != cf::MAP_ACTIVE;
2028	return if $self->{deny_save};	2261	return if $self->{deny_save};
2029		2262
		2263	$self->in_memory (cf::MAP_SWAPPED);
		2264
		2265	$self->deactivate;
		2266	$_->clear_links_to ($self) for values %cf::MAP;
2030	$self->clear;	2267	$self->clear;
2031	$self->in_memory (cf::MAP_SWAPPED);
2032	}	2268	}
2033		2269
2034	sub reset_at {	2270	sub reset_at {
2035	my ($self) = @_;	2271	my ($self) = @_;
2036		2272
…		…
2068	if $uniq;	2304	if $uniq;
2069	}	2305	}
2070		2306
2071	delete $cf::MAP{$self->path};	2307	delete $cf::MAP{$self->path};
2072		2308
		2309	$self->deactivate;
		2310	$_->clear_links_to ($self) for values %cf::MAP;
2073	$self->clear;	2311	$self->clear;
2074
2075	$_->clear_links_to ($self) for values %cf::MAP;
2076		2312
2077	$self->unlink_save;	2313	$self->unlink_save;
2078	$self->destroy;	2314	$self->destroy;
2079	}	2315	}
2080		2316
2081	my $nuke_counter = "aaaa";	2317	my $nuke_counter = "aaaa";
2082		2318
2083	sub nuke {	2319	sub nuke {
2084	my ($self) = @_;	2320	my ($self) = @_;
2085		2321
		2322	{
		2323	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2324
2086	delete $cf::MAP{$self->path};	2325	delete $cf::MAP{$self->path};
2087		2326
2088	$self->unlink_save;	2327	$self->unlink_save;
2089		2328
2090	bless $self, "cf::map";	2329	bless $self, "cf::map";
2091	delete $self->{deny_reset};	2330	delete $self->{deny_reset};
2092	$self->{deny_save} = 1;	2331	$self->{deny_save} = 1;
2093	$self->reset_timeout (1);	2332	$self->reset_timeout (1);
2094	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2333	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2095		2334
2096	$cf::MAP{$self->path} = $self;	2335	$cf::MAP{$self->path} = $self;
		2336	}
2097		2337
2098	$self->reset; # polite request, might not happen	2338	$self->reset; # polite request, might not happen
2099	}	2339	}
2100		2340
2101	=item $maps = cf::map::tmp_maps	2341	=item $maps = cf::map::tmp_maps
…		…
2143		2383
2144	sub unique_maps() {	2384	sub unique_maps() {
2145	[	2385	[
2146	map {	2386	map {
2147	utf8::decode $_;	2387	utf8::decode $_;
2148	/\.map$/	2388	s/\.map$//; # TODO future compatibility hack
		2389	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2390	? ()
2149	? normalise $_	2391	: normalise $_
2150	: ()
2151	} @{ aio_readdir $UNIQUEDIR or [] }	2392	} @{ aio_readdir $UNIQUEDIR or [] }
2152	]	2393	]
2153	}	2394	}
2154		2395
2155	package cf;
2156
2157	=back	2396	=back
2158		2397
2159	=head3 cf::object	2398	=head3 cf::object
2160		2399
2161	=cut	2400	=cut
…		…
2164		2403
2165	=over 4	2404	=over 4
2166		2405
2167	=item $ob->inv_recursive	2406	=item $ob->inv_recursive
2168		2407
2169	Returns the inventory of the object _and_ their inventories, recursively.	2408	Returns the inventory of the object I<and> their inventories, recursively,
		2409	but I<not> the object itself.
2170		2410
2171	=cut	2411	=cut
2172		2412
2173	sub inv_recursive_;	2413	sub inv_recursive_;
2174	sub inv_recursive_ {	2414	sub inv_recursive_ {
…		…
2177		2417
2178	sub inv_recursive {	2418	sub inv_recursive {
2179	inv_recursive_ inv $_[0]	2419	inv_recursive_ inv $_[0]
2180	}	2420	}
2181		2421
		2422	=item $ref = $ob->ref
		2423
		2424	Creates and returns a persistent reference to an object that can be stored as a string.
		2425
		2426	=item $ob = cf::object::deref ($refstring)
		2427
		2428	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2429	even if the object actually exists. May block.
		2430
		2431	=cut
		2432
		2433	sub deref {
		2434	my ($ref) = @_;
		2435
		2436	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2437	my ($uuid, $name) = ($1, $2);
		2438	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2439	or return;
		2440	$pl->ob->uuid eq $uuid
		2441	or return;
		2442
		2443	$pl->ob
		2444	} else {
		2445	warn "$ref: cannot resolve object reference\n";
		2446	undef
		2447	}
		2448	}
		2449
2182	package cf;	2450	package cf;
2183		2451
2184	=back	2452	=back
2185		2453
2186	=head3 cf::object::player	2454	=head3 cf::object::player
…		…
2192	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2460	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2193	can be C<undef>. Does the right thing when the player is currently in a	2461	can be C<undef>. Does the right thing when the player is currently in a
2194	dialogue with the given NPC character.	2462	dialogue with the given NPC character.
2195		2463
2196	=cut	2464	=cut
		2465
		2466	our $SAY_CHANNEL = {
		2467	id => "say",
		2468	title => "Map",
		2469	reply => "say ",
		2470	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2471	};
		2472
		2473	our $CHAT_CHANNEL = {
		2474	id => "chat",
		2475	title => "Chat",
		2476	reply => "chat ",
		2477	tooltip => "Player chat and shouts, global to the server.",
		2478	};
2197		2479
2198	# rough implementation of a future "reply" method that works	2480	# rough implementation of a future "reply" method that works
2199	# with dialog boxes.	2481	# with dialog boxes.
2200	#TODO: the first argument must go, split into a $npc->reply_to ( method	2482	#TODO: the first argument must go, split into a $npc->reply_to ( method
2201	sub cf::object::player::reply($$$;$) {	2483	sub cf::object::player::reply($$$;$) {
…		…
2213	my $dialog = $pl->{npc_dialog};	2495	my $dialog = $pl->{npc_dialog};
2214	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2496	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2215		2497
2216	} else {	2498	} else {
2217	$msg = $npc->name . " says: $msg" if $npc;	2499	$msg = $npc->name . " says: $msg" if $npc;
2218	$self->message ($msg, $flags);	2500	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2219	}	2501	}
2220	}	2502	}
2221	}	2503	}
2222		2504
2223	=item $object->send_msg ($channel, $msg, $color, [extra...])	2505	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2344	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2626	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2345		2627
2346	$self->enter_link;	2628	$self->enter_link;
2347		2629
2348	(async {	2630	(async {
		2631	$Coro::current->{desc} = "player::goto $path $x $y";
		2632
		2633	# *tag paths override both path and x|y
		2634	if ($path =~ /^\*(.*)$/) {
		2635	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2636	my $ob = $obs[rand @obs];
		2637
		2638	# see if we actually can go there
		2639	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2640	$ob = $obs[rand @obs];
		2641	} else {
		2642	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2643	}
		2644	# else put us there anyways for now #d#
		2645
		2646	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2647	} else {
		2648	($path, $x, $y) = (undef, undef, undef);
		2649	}
		2650	}
		2651
2349	my $map = eval {	2652	my $map = eval {
2350	my $map = cf::map::find $path;	2653	my $map = defined $path ? cf::map::find $path : undef;
2351		2654
2352	if ($map) {	2655	if ($map) {
2353	$map = $map->customise_for ($self);	2656	$map = $map->customise_for ($self);
2354	$map = $check->($map) if $check && $map;	2657	$map = $check->($map) if $check && $map;
2355	} else {	2658	} else {
2356	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2659	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2357	}	2660	}
2358		2661
2359	$map	2662	$map
2360	};	2663	};
2361		2664
…		…
2397	}	2700	}
2398		2701
2399	sub prepare_random_map {	2702	sub prepare_random_map {
2400	my ($exit) = @_;	2703	my ($exit) = @_;
2401		2704
2402	my $guard = cf::lock_acquire "exit_prepare:$exit";
2403
2404	# all this does is basically replace the /! path by	2705	# all this does is basically replace the /! path by
2405	# a new random map path (?random/...) with a seed	2706	# a new random map path (?random/...) with a seed
2406	# that depends on the exit object	2707	# that depends on the exit object
2407		2708
2408	my $rmp = parse_random_map_params $exit->msg;	2709	my $rmp = parse_random_map_params $exit->msg;
…		…
2410	if ($exit->map) {	2711	if ($exit->map) {
2411	$rmp->{region} = $exit->region->name;	2712	$rmp->{region} = $exit->region->name;
2412	$rmp->{origin_map} = $exit->map->path;	2713	$rmp->{origin_map} = $exit->map->path;
2413	$rmp->{origin_x} = $exit->x;	2714	$rmp->{origin_x} = $exit->x;
2414	$rmp->{origin_y} = $exit->y;	2715	$rmp->{origin_y} = $exit->y;
		2716
		2717	$exit->map->touch;
2415	}	2718	}
2416		2719
2417	$rmp->{random_seed} ||= $exit->random_seed;	2720	$rmp->{random_seed} ||= $exit->random_seed;
2418		2721
2419	my $data = cf::to_json $rmp;	2722	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2420	my $md5 = Digest::MD5::md5_hex $data;	2723	my $md5 = Digest::MD5::md5_hex $data;
2421	my $meta = "$RANDOMDIR/$md5.meta";	2724	my $meta = "$RANDOMDIR/$md5.meta";
2422		2725
2423	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2726	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2424	aio_write $fh, 0, (length $data), $data, 0;	2727	aio_write $fh, 0, (length $data), $data, 0;
2425	undef $fh;	2728	undef $fh;
2426	aio_rename "$meta~", $meta;	2729	aio_rename "$meta~", $meta;
2427		2730
		2731	my $slaying = "?random/$md5";
		2732
		2733	if ($exit->valid) {
2428	$exit->slaying ("?random/$md5");	2734	$exit->slaying ("?random/$md5");
2429	$exit->msg (undef);	2735	$exit->msg (undef);
		2736	}
2430	}	2737	}
2431	}	2738	}
2432		2739
2433	sub cf::object::player::enter_exit {	2740	sub cf::object::player::enter_exit {
2434	my ($self, $exit) = @_;	2741	my ($self, $exit) = @_;
2435		2742
2436	return unless $self->type == cf::PLAYER;	2743	return unless $self->type == cf::PLAYER;
2437		2744
2438	if ($exit->slaying eq "/!") {
2439	#TODO: this should de-fi-ni-te-ly not be a sync-job
2440	# the problem is that $exit might not survive long enough
2441	# so it needs to be done right now, right here
2442	cf::sync_job { prepare_random_map $exit };
2443	}
2444
2445	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2446	my $hp = $exit->stats->hp;
2447	my $sp = $exit->stats->sp;
2448
2449	$self->enter_link;	2745	$self->enter_link;
2450		2746
2451	# if exit is damned, update players death & WoR home-position
2452	$self->contr->savebed ($slaying, $hp, $sp)
2453	if $exit->flag (FLAG_DAMNED);
2454
2455	(async {	2747	(async {
2456	$self->deactivate_recursive; # just to be sure	2748	$Coro::current->{desc} = "enter_exit";
		2749
2457	unless (eval {	2750	unless (eval {
		2751	$self->deactivate_recursive; # just to be sure
		2752
		2753	# random map handling
		2754	{
		2755	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2756
		2757	prepare_random_map $exit
		2758	if $exit->slaying eq "/!";
		2759	}
		2760
		2761	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2762	my $x = $exit->stats->hp;
		2763	my $y = $exit->stats->sp;
		2764
2458	$self->goto ($slaying, $hp, $sp);	2765	$self->goto ($map, $x, $y);
2459		2766
		2767	# if exit is damned, update players death & WoR home-position
		2768	$self->contr->savebed ($map, $x, $y)
		2769	if $exit->flag (cf::FLAG_DAMNED);
		2770
2460	1;	2771	1
2461	}) {	2772	}) {
2462	$self->message ("Something went wrong deep within the crossfire server. "	2773	$self->message ("Something went wrong deep within the crossfire server. "
2463	. "I'll try to bring you back to the map you were before. "	2774	. "I'll try to bring you back to the map you were before. "
2464	. "Please report this to the dungeon master!",	2775	. "Please report this to the dungeon master!",
2465	cf::NDI_UNIQUE | cf::NDI_RED);	2776	cf::NDI_UNIQUE | cf::NDI_RED);
…		…
2495	the message, with C<log> being the default. If C<$color> is negative, suppress	2806	the message, with C<log> being the default. If C<$color> is negative, suppress
2496	the message unless the client supports the msg packet.	2807	the message unless the client supports the msg packet.
2497		2808
2498	=cut	2809	=cut
2499		2810
		2811	# non-persistent channels (usually the info channel)
		2812	our %CHANNEL = (
		2813	"c/identify" => {
		2814	id => "infobox",
		2815	title => "Identify",
		2816	reply => undef,
		2817	tooltip => "Items recently identified",
		2818	},
		2819	"c/examine" => {
		2820	id => "infobox",
		2821	title => "Examine",
		2822	reply => undef,
		2823	tooltip => "Signs and other items you examined",
		2824	},
		2825	"c/book" => {
		2826	id => "infobox",
		2827	title => "Book",
		2828	reply => undef,
		2829	tooltip => "The contents of a note or book",
		2830	},
		2831	"c/lookat" => {
		2832	id => "infobox",
		2833	title => "Look",
		2834	reply => undef,
		2835	tooltip => "What you saw there",
		2836	},
		2837	"c/who" => {
		2838	id => "infobox",
		2839	title => "Players",
		2840	reply => undef,
		2841	tooltip => "Shows players who are currently online",
		2842	},
		2843	"c/body" => {
		2844	id => "infobox",
		2845	title => "Body Parts",
		2846	reply => undef,
		2847	tooltip => "Shows which body parts you posess and are available",
		2848	},
		2849	"c/uptime" => {
		2850	id => "infobox",
		2851	title => "Uptime",
		2852	reply => undef,
		2853	tooltip => "How long the server has been running since last restart",
		2854	},
		2855	"c/mapinfo" => {
		2856	id => "infobox",
		2857	title => "Map Info",
		2858	reply => undef,
		2859	tooltip => "Information related to the maps",
		2860	},
		2861	"c/party" => {
		2862	id => "party",
		2863	title => "Party",
		2864	reply => "gsay ",
		2865	tooltip => "Messages and chat related to your party",
		2866	},
		2867	);
		2868
2500	sub cf::client::send_msg {	2869	sub cf::client::send_msg {
2501	my ($self, $channel, $msg, $color, @extra) = @_;	2870	my ($self, $channel, $msg, $color, @extra) = @_;
2502		2871
2503	$msg = $self->pl->expand_cfpod ($msg);	2872	$msg = $self->pl->expand_cfpod ($msg);
2504		2873
2505	$color &= cf::NDI_CLIENT_MASK; # just in case...	2874	$color &= cf::NDI_CLIENT_MASK; # just in case...
2506		2875
		2876	# check predefined channels, for the benefit of C
		2877	if ($CHANNEL{$channel}) {
		2878	$channel = $CHANNEL{$channel};
		2879
		2880	$self->ext_msg (channel_info => $channel)
		2881	if $self->can_msg;
		2882
		2883	$channel = $channel->{id};
		2884
2507	if (ref $channel) {	2885	} elsif (ref $channel) {
2508	# send meta info to client, if not yet sent	2886	# send meta info to client, if not yet sent
2509	unless (exists $self->{channel}{$channel->{id}}) {	2887	unless (exists $self->{channel}{$channel->{id}}) {
2510	$self->{channel}{$channel->{id}} = $channel;	2888	$self->{channel}{$channel->{id}} = $channel;
2511	$self->ext_msg (channel_info => $channel);	2889	$self->ext_msg (channel_info => $channel)
		2890	if $self->can_msg;
2512	}	2891	}
2513		2892
2514	$channel = $channel->{id};	2893	$channel = $channel->{id};
2515	}	2894	}
2516		2895
…		…
2557	=cut	2936	=cut
2558		2937
2559	sub cf::client::ext_msg($$@) {	2938	sub cf::client::ext_msg($$@) {
2560	my ($self, $type, @msg) = @_;	2939	my ($self, $type, @msg) = @_;
2561		2940
2562	my $extcmd = $self->extcmd;
2563
2564	if ($extcmd == 2) {	2941	if ($self->extcmd == 2) {
2565	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	2942	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2566	} elsif ($extcmd == 1) { # TODO: remove	2943	} elsif ($self->extcmd == 1) { # TODO: remove
2567	push @msg, msgtype => "event_$type";	2944	push @msg, msgtype => "event_$type";
		2945	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2946	}
		2947	}
		2948
		2949	=item $client->ext_reply ($msgid, @msg)
		2950
		2951	Sends an ext reply to the client.
		2952
		2953	=cut
		2954
		2955	sub cf::client::ext_reply($$@) {
		2956	my ($self, $id, @msg) = @_;
		2957
		2958	if ($self->extcmd == 2) {
		2959	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2960	} elsif ($self->extcmd == 1) {
		2961	#TODO: version 1, remove
		2962	unshift @msg, msgtype => "reply", msgid => $id;
2568	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2963	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2569	}	2964	}
2570	}	2965	}
2571		2966
2572	=item $success = $client->query ($flags, "text", \&cb)	2967	=item $success = $client->query ($flags, "text", \&cb)
…		…
2634	my ($type, $reply, @payload) =	3029	my ($type, $reply, @payload) =
2635	"ARRAY" eq ref $msg	3030	"ARRAY" eq ref $msg
2636	? @$msg	3031	? @$msg
2637	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	3032	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2638		3033
		3034	my @reply;
		3035
2639	if (my $cb = $EXTICMD{$type}) {	3036	if (my $cb = $EXTICMD{$type}) {
2640	my @reply = $cb->($ns, @payload);	3037	@reply = $cb->($ns, @payload);
2641
2642	$ns->ext_reply ($reply, @reply)
2643	if $reply;
2644	}	3038	}
		3039
		3040	$ns->ext_reply ($reply, @reply)
		3041	if $reply;
		3042
2645	} else {	3043	} else {
2646	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3044	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2647	}	3045	}
2648		3046
2649	cf::override;	3047	cf::override;
…		…
2709	=pod	3107	=pod
2710		3108
2711	The following functions and methods are available within a safe environment:	3109	The following functions and methods are available within a safe environment:
2712		3110
2713	cf::object	3111	cf::object
2714	contr pay_amount pay_player map x y force_find force_add	3112	contr pay_amount pay_player map x y force_find force_add destroy
2715	insert remove name archname title slaying race	3113	insert remove name archname title slaying race decrease split
2716		3114
2717	cf::object::player	3115	cf::object::player
2718	player	3116	player
2719		3117
2720	cf::player	3118	cf::player
…		…
2725		3123
2726	=cut	3124	=cut
2727		3125
2728	for (	3126	for (
2729	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3127	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2730	insert remove inv name archname title slaying race)],	3128	insert remove inv nrof name archname title slaying race
		3129	decrease split destroy)],
2731	["cf::object::player" => qw(player)],	3130	["cf::object::player" => qw(player)],
2732	["cf::player" => qw(peaceful)],	3131	["cf::player" => qw(peaceful)],
2733	["cf::map" => qw(trigger)],	3132	["cf::map" => qw(trigger)],
2734	) {	3133	) {
2735	no strict 'refs';	3134	no strict 'refs';
…		…
2811	# the server's init and main functions	3210	# the server's init and main functions
2812		3211
2813	sub load_facedata($) {	3212	sub load_facedata($) {
2814	my ($path) = @_;	3213	my ($path) = @_;
2815		3214
		3215	# HACK to clear player env face cache, we need some signal framework
		3216	# for this (global event?)
		3217	%ext::player_env::MUSIC_FACE_CACHE = ();
		3218
2816	my $enc = JSON::XS->new->utf8->canonical;	3219	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2817		3220
2818	warn "loading facedata from $path\n";	3221	warn "loading facedata from $path\n";
2819		3222
2820	my $facedata;	3223	my $facedata;
2821	0 < aio_load $path, $facedata	3224	0 < aio_load $path, $facedata
…		…
2827	or cf::cleanup "$path: version mismatch, cannot proceed.";	3230	or cf::cleanup "$path: version mismatch, cannot proceed.";
2828		3231
2829	# patch in the exptable	3232	# patch in the exptable
2830	$facedata->{resource}{"res/exp_table"} = {	3233	$facedata->{resource}{"res/exp_table"} = {
2831	type => FT_RSRC,	3234	type => FT_RSRC,
2832	data => $enc->encode ([map cf::level_to_min_exp $_, 0 .. cf::settings->max_level]),	3235	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
2833	};	3236	};
2834	cf::cede_to_tick;	3237	cf::cede_to_tick;
2835		3238
2836	{	3239	{
2837	my $faces = $facedata->{faceinfo};	3240	my $faces = $facedata->{faceinfo};
2838		3241
2839	while (my ($face, $info) = each %$faces) {	3242	while (my ($face, $info) = each %$faces) {
2840	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3243	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3244
2841	cf::face::set_visibility $idx, $info->{visibility};	3245	cf::face::set_visibility $idx, $info->{visibility};
2842	cf::face::set_magicmap $idx, $info->{magicmap};	3246	cf::face::set_magicmap $idx, $info->{magicmap};
2843	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3247	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2844	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3248	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2845		3249
2846	cf::cede_to_tick;	3250	cf::cede_to_tick;
2847	}	3251	}
2848		3252
2849	while (my ($face, $info) = each %$faces) {	3253	while (my ($face, $info) = each %$faces) {
2850	next unless $info->{smooth};	3254	next unless $info->{smooth};
		3255
2851	my $idx = cf::face::find $face	3256	my $idx = cf::face::find $face
2852	or next;	3257	or next;
		3258
2853	if (my $smooth = cf::face::find $info->{smooth}) {	3259	if (my $smooth = cf::face::find $info->{smooth}) {
2854	cf::face::set_smooth $idx, $smooth;	3260	cf::face::set_smooth $idx, $smooth;
2855	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3261	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2856	} else {	3262	} else {
2857	warn "smooth face '$info->{smooth}' not found for face '$face'";	3263	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2875	{	3281	{
2876	# TODO: for gcfclient pleasure, we should give resources	3282	# TODO: for gcfclient pleasure, we should give resources
2877	# that gcfclient doesn't grok a >10000 face index.	3283	# that gcfclient doesn't grok a >10000 face index.
2878	my $res = $facedata->{resource};	3284	my $res = $facedata->{resource};
2879		3285
2880	my $soundconf = delete $res->{"res/sound.conf"};
2881
2882	while (my ($name, $info) = each %$res) {	3286	while (my ($name, $info) = each %$res) {
		3287	if (defined $info->{type}) {
2883	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3288	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2884	my $data;	3289	my $data;
2885		3290
2886	if ($info->{type} & 1) {	3291	if ($info->{type} & 1) {
2887	# prepend meta info	3292	# prepend meta info
2888		3293
2889	my $meta = $enc->encode ({	3294	my $meta = $enc->encode ({
2890	name => $name,	3295	name => $name,
2891	%{ $info->{meta} || {} },	3296	%{ $info->{meta} || {} },
2892	});	3297	});
2893		3298
2894	$data = pack "(w/a*)*", $meta, $info->{data};	3299	$data = pack "(w/a*)*", $meta, $info->{data};
		3300	} else {
		3301	$data = $info->{data};
		3302	}
		3303
		3304	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3305	cf::face::set_type $idx, $info->{type};
		3306	} else {
		3307	$RESOURCE{$name} = $info;
2895	}	3308	}
2896		3309
2897	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2898	cf::face::set_type $idx, $info->{type};
2899
2900	cf::cede_to_tick;	3310	cf::cede_to_tick;
2901	}	3311	}
2902
2903	if ($soundconf) {
2904	$soundconf = $enc->decode (delete $soundconf->{data});
2905
2906	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2907	my $sound = $soundconf->{compat}[$_]
2908	or next;
2909
2910	my $face = cf::face::find "sound/$sound->[1]";
2911	cf::sound::set $sound->[0] => $face;
2912	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2913	}
2914
2915	while (my ($k, $v) = each %{$soundconf->{event}}) {
2916	my $face = cf::face::find "sound/$v";
2917	cf::sound::set $k => $face;
2918	}
2919	}
2920	}	3312	}
		3313
		3314	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2921		3315
2922	1	3316	1
2923	}	3317	}
		3318
		3319	cf::global->attach (on_resource_update => sub {
		3320	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3321	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3322
		3323	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3324	my $sound = $soundconf->{compat}[$_]
		3325	or next;
		3326
		3327	my $face = cf::face::find "sound/$sound->[1]";
		3328	cf::sound::set $sound->[0] => $face;
		3329	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3330	}
		3331
		3332	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3333	my $face = cf::face::find "sound/$v";
		3334	cf::sound::set $k => $face;
		3335	}
		3336	}
		3337	});
2924		3338
2925	register_exticmd fx_want => sub {	3339	register_exticmd fx_want => sub {
2926	my ($ns, $want) = @_;	3340	my ($ns, $want) = @_;
2927		3341
2928	while (my ($k, $v) = each %$want) {	3342	while (my ($k, $v) = each %$want) {
2929	$ns->fx_want ($k, $v);	3343	$ns->fx_want ($k, $v);
2930	}	3344	}
2931	};	3345	};
2932		3346
		3347	sub load_resource_file($) {
		3348	my $guard = lock_acquire "load_resource_file";
		3349
		3350	my $status = load_resource_file_ $_[0];
		3351	get_slot 0.1, 100;
		3352	cf::arch::commit_load;
		3353
		3354	$status
		3355	}
		3356
2933	sub reload_regions {	3357	sub reload_regions {
		3358	# HACK to clear player env face cache, we need some signal framework
		3359	# for this (global event?)
		3360	%ext::player_env::MUSIC_FACE_CACHE = ();
		3361
2934	load_resource_file "$MAPDIR/regions"	3362	load_resource_file "$MAPDIR/regions"
2935	or die "unable to load regions file\n";	3363	or die "unable to load regions file\n";
2936		3364
2937	for (cf::region::list) {	3365	for (cf::region::list) {
2938	$_->{match} = qr/$_->{match}/	3366	$_->{match} = qr/$_->{match}/
…		…
2946	}	3374	}
2947		3375
2948	sub reload_archetypes {	3376	sub reload_archetypes {
2949	load_resource_file "$DATADIR/archetypes"	3377	load_resource_file "$DATADIR/archetypes"
2950	or die "unable to load archetypes\n";	3378	or die "unable to load archetypes\n";
2951	#d# NEED to laod twice to resolve forward references
2952	# this really needs to be done in an extra post-pass
2953	# (which needs to be synchronous, so solve it differently)
2954	load_resource_file "$DATADIR/archetypes"
2955	or die "unable to load archetypes\n";
2956	}	3379	}
2957		3380
2958	sub reload_treasures {	3381	sub reload_treasures {
2959	load_resource_file "$DATADIR/treasures"	3382	load_resource_file "$DATADIR/treasures"
2960	or die "unable to load treasurelists\n";	3383	or die "unable to load treasurelists\n";
2961	}	3384	}
2962		3385
2963	sub reload_resources {	3386	sub reload_resources {
2964	warn "reloading resource files...\n";	3387	warn "reloading resource files...\n";
2965		3388
		3389	reload_facedata;
		3390	reload_archetypes;
2966	reload_regions;	3391	reload_regions;
2967	reload_facedata;
2968	#reload_archetypes;#d#
2969	reload_archetypes;
2970	reload_treasures;	3392	reload_treasures;
2971		3393
2972	warn "finished reloading resource files\n";	3394	warn "finished reloading resource files\n";
2973	}	3395	}
2974		3396
2975	sub init {	3397	sub init {
		3398	my $guard = freeze_mainloop;
		3399
2976	reload_resources;	3400	reload_resources;
2977	}	3401	}
2978		3402
2979	sub cfg_load {	3403	sub reload_config {
2980	open my $fh, "<:utf8", "$CONFDIR/config"	3404	open my $fh, "<:utf8", "$CONFDIR/config"
2981	or return;	3405	or return;
2982		3406
2983	local $/;	3407	local $/;
2984	*CFG = YAML::Syck::Load <$fh>;	3408	*CFG = YAML::Load <$fh>;
2985		3409
2986	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3410	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2987		3411
2988	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3412	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2989	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3413	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3000	sub main {	3424	sub main {
3001	# we must not ever block the main coroutine	3425	# we must not ever block the main coroutine
3002	local $Coro::idle = sub {	3426	local $Coro::idle = sub {
3003	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3427	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3004	(async {	3428	(async {
3005	Event::one_event;	3429	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3430	EV::loop EV::LOOP_ONESHOT;
3006	})->prio (Coro::PRIO_MAX);	3431	})->prio (Coro::PRIO_MAX);
3007	};	3432	};
3008		3433
3009	cfg_load;	3434	{
		3435	my $guard = freeze_mainloop;
		3436	reload_config;
3010	db_init;	3437	db_init;
3011	load_extensions;	3438	load_extensions;
3012		3439
3013	$TICK_WATCHER->start;	3440	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3441	evthread_start IO::AIO::poll_fileno;
		3442	}
		3443
3014	Event::loop;	3444	EV::loop;
3015	}	3445	}
3016		3446
3017	#############################################################################	3447	#############################################################################
3018	# initialisation and cleanup	3448	# initialisation and cleanup
3019		3449
3020	# install some emergency cleanup handlers	3450	# install some emergency cleanup handlers
3021	BEGIN {	3451	BEGIN {
		3452	our %SIGWATCHER = ();
3022	for my $signal (qw(INT HUP TERM)) {	3453	for my $signal (qw(INT HUP TERM)) {
3023	Event->signal (	3454	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3024	reentrant => 0,
3025	data => WF_AUTOCANCEL,
3026	signal => $signal,
3027	prio => 0,
3028	cb => sub {
3029	cf::cleanup "SIG$signal";	3455	cf::cleanup "SIG$signal";
3030	},
3031	);	3456	};
3032	}	3457	}
3033	}	3458	}
3034		3459
3035	sub write_runtime {	3460	sub write_runtime_sync {
3036	my $runtime = "$LOCALDIR/runtime";	3461	my $runtime = "$LOCALDIR/runtime";
3037		3462
3038	# first touch the runtime file to show we are still running:	3463	# first touch the runtime file to show we are still running:
3039	# the fsync below can take a very very long time.	3464	# the fsync below can take a very very long time.
3040		3465
…		…
3066	and return;	3491	and return;
3067		3492
3068	warn "runtime file written.\n";	3493	warn "runtime file written.\n";
3069		3494
3070	1	3495	1
		3496	}
		3497
		3498	our $uuid_lock;
		3499	our $uuid_skip;
		3500
		3501	sub write_uuid_sync($) {
		3502	$uuid_skip ||= $_[0];
		3503
		3504	return if $uuid_lock;
		3505	local $uuid_lock = 1;
		3506
		3507	my $uuid = "$LOCALDIR/uuid";
		3508
		3509	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3510	or return;
		3511
		3512	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3513	$uuid_skip = 0;
		3514
		3515	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3516	and return;
		3517
		3518	# always fsync - this file is important
		3519	aio_fsync $fh
		3520	and return;
		3521
		3522	close $fh
		3523	or return;
		3524
		3525	aio_rename "$uuid~", $uuid
		3526	and return;
		3527
		3528	warn "uuid file written ($value).\n";
		3529
		3530	1
		3531
		3532	}
		3533
		3534	sub write_uuid($$) {
		3535	my ($skip, $sync) = @_;
		3536
		3537	$sync ? write_uuid_sync $skip
		3538	: async { write_uuid_sync $skip };
3071	}	3539	}
3072		3540
3073	sub emergency_save() {	3541	sub emergency_save() {
3074	my $freeze_guard = cf::freeze_mainloop;	3542	my $freeze_guard = cf::freeze_mainloop;
3075		3543
…		…
3081	# and maps saved/destroyed asynchronously.	3549	# and maps saved/destroyed asynchronously.
3082	warn "begin emergency player save\n";	3550	warn "begin emergency player save\n";
3083	for my $login (keys %cf::PLAYER) {	3551	for my $login (keys %cf::PLAYER) {
3084	my $pl = $cf::PLAYER{$login} or next;	3552	my $pl = $cf::PLAYER{$login} or next;
3085	$pl->valid or next;	3553	$pl->valid or next;
		3554	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3086	$pl->save;	3555	$pl->save;
3087	}	3556	}
3088	warn "end emergency player save\n";	3557	warn "end emergency player save\n";
3089		3558
3090	warn "begin emergency map save\n";	3559	warn "begin emergency map save\n";
…		…
3096	warn "end emergency map save\n";	3565	warn "end emergency map save\n";
3097		3566
3098	warn "begin emergency database checkpoint\n";	3567	warn "begin emergency database checkpoint\n";
3099	BDB::db_env_txn_checkpoint $DB_ENV;	3568	BDB::db_env_txn_checkpoint $DB_ENV;
3100	warn "end emergency database checkpoint\n";	3569	warn "end emergency database checkpoint\n";
		3570
		3571	warn "begin write uuid\n";
		3572	write_uuid_sync 1;
		3573	warn "end write uuid\n";
3101	};	3574	};
3102		3575
3103	warn "leave emergency perl save\n";	3576	warn "leave emergency perl save\n";
3104	}	3577	}
3105		3578
…		…
3120	warn "reloading...";	3593	warn "reloading...";
3121		3594
3122	warn "entering sync_job";	3595	warn "entering sync_job";
3123		3596
3124	cf::sync_job {	3597	cf::sync_job {
3125	cf::write_runtime; # external watchdog should not bark	3598	cf::write_runtime_sync; # external watchdog should not bark
3126	cf::emergency_save;	3599	cf::emergency_save;
3127	cf::write_runtime; # external watchdog should not bark	3600	cf::write_runtime_sync; # external watchdog should not bark
3128		3601
3129	warn "syncing database to disk";	3602	warn "syncing database to disk";
3130	BDB::db_env_txn_checkpoint $DB_ENV;	3603	BDB::db_env_txn_checkpoint $DB_ENV;
3131		3604
3132	# if anything goes wrong in here, we should simply crash as we already saved	3605	# if anything goes wrong in here, we should simply crash as we already saved
3133
3134	warn "cancelling all WF_AUTOCANCEL watchers";
3135	for (Event::all_watchers) {
3136	$_->cancel if $_->data & WF_AUTOCANCEL;
3137	}
3138		3606
3139	warn "flushing outstanding aio requests";	3607	warn "flushing outstanding aio requests";
3140	for (;;) {	3608	for (;;) {
3141	BDB::flush;	3609	BDB::flush;
3142	IO::AIO::flush;	3610	IO::AIO::flush;
3143	Coro::cede;	3611	Coro::cede_notself;
3144	last unless IO::AIO::nreqs || BDB::nreqs;	3612	last unless IO::AIO::nreqs || BDB::nreqs;
3145	warn "iterate...";	3613	warn "iterate...";
3146	}	3614	}
3147		3615
3148	++$RELOAD;	3616	++$RELOAD;
…		…
3207	warn "reloading cf.pm";	3675	warn "reloading cf.pm";
3208	require cf;	3676	require cf;
3209	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3677	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3210		3678
3211	warn "loading config and database again";	3679	warn "loading config and database again";
3212	cf::cfg_load;	3680	cf::reload_config;
3213		3681
3214	warn "loading extensions";	3682	warn "loading extensions";
3215	cf::load_extensions;	3683	cf::load_extensions;
3216		3684
3217	warn "reattaching attachments to objects/players";	3685	warn "reattaching attachments to objects/players";
…		…
3224	warn "leaving sync_job";	3692	warn "leaving sync_job";
3225		3693
3226	1	3694	1
3227	} or do {	3695	} or do {
3228	warn $@;	3696	warn $@;
3229	warn "error while reloading, exiting.";	3697	cf::cleanup "error while reloading, exiting.";
3230	exit 1;
3231	};	3698	};
3232		3699
3233	warn "reloaded";	3700	warn "reloaded";
3234	};	3701	};
3235		3702
…		…
3237		3704
3238	sub reload_perl() {	3705	sub reload_perl() {
3239	# doing reload synchronously and two reloads happen back-to-back,	3706	# doing reload synchronously and two reloads happen back-to-back,
3240	# coro crashes during coro_state_free->destroy here.	3707	# coro crashes during coro_state_free->destroy here.
3241		3708
3242	$RELOAD_WATCHER ||= Event->timer (	3709	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3243	reentrant => 0,
3244	after => 0,
3245	data => WF_AUTOCANCEL,
3246	cb => sub {
3247	do_reload_perl;	3710	do_reload_perl;
3248	undef $RELOAD_WATCHER;	3711	undef $RELOAD_WATCHER;
3249	},
3250	);	3712	};
3251	}	3713	}
3252		3714
3253	register_command "reload" => sub {	3715	register_command "reload" => sub {
3254	my ($who, $arg) = @_;	3716	my ($who, $arg) = @_;
3255		3717
3256	if ($who->flag (FLAG_WIZ)) {	3718	if ($who->flag (FLAG_WIZ)) {
3257	$who->message ("reloading server.");	3719	$who->message ("reloading server.");
		3720	async {
		3721	$Coro::current->{desc} = "perl_reload";
3258	async { reload_perl };	3722	reload_perl;
		3723	};
3259	}	3724	}
3260	};	3725	};
3261		3726
3262	unshift @INC, $LIBDIR;	3727	unshift @INC, $LIBDIR;
3263		3728
…		…
3265		3730
3266	our @WAIT_FOR_TICK;	3731	our @WAIT_FOR_TICK;
3267	our @WAIT_FOR_TICK_BEGIN;	3732	our @WAIT_FOR_TICK_BEGIN;
3268		3733
3269	sub wait_for_tick {	3734	sub wait_for_tick {
3270	return unless $TICK_WATCHER->is_active;
3271	return if $Coro::current == $Coro::main;	3735	return if tick_inhibit || $Coro::current == $Coro::main;
3272		3736
3273	my $signal = new Coro::Signal;	3737	my $signal = new Coro::Signal;
3274	push @WAIT_FOR_TICK, $signal;	3738	push @WAIT_FOR_TICK, $signal;
3275	$signal->wait;	3739	$signal->wait;
3276	}	3740	}
3277		3741
3278	sub wait_for_tick_begin {	3742	sub wait_for_tick_begin {
3279	return unless $TICK_WATCHER->is_active;
3280	return if $Coro::current == $Coro::main;	3743	return if tick_inhibit || $Coro::current == $Coro::main;
3281		3744
3282	my $signal = new Coro::Signal;	3745	my $signal = new Coro::Signal;
3283	push @WAIT_FOR_TICK_BEGIN, $signal;	3746	push @WAIT_FOR_TICK_BEGIN, $signal;
3284	$signal->wait;	3747	$signal->wait;
3285	}	3748	}
3286		3749
3287	my $min = 1e6;#d#	3750	sub tick {
3288	my $avg = 10;
3289	$TICK_WATCHER = Event->timer (
3290	reentrant => 0,
3291	parked => 1,
3292	prio => 0,
3293	at => $NEXT_TICK || $TICK,
3294	data => WF_AUTOCANCEL,
3295	cb => sub {
3296	if ($Coro::current != $Coro::main) {	3751	if ($Coro::current != $Coro::main) {
3297	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3752	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3298	unless ++$bug_warning > 10;	3753	unless ++$bug_warning > 10;
3299	return;	3754	return;
3300	}	3755	}
3301		3756
3302	$NOW = $tick_start = Event::time;
3303
3304	cf::server_tick; # one server iteration	3757	cf::server_tick; # one server iteration
3305		3758
3306	0 && sync_job {#d#	3759	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3307	for(1..10) {	3760	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3308	my $t = Event::time;	3761	Coro::async_pool {
3309	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3762	$Coro::current->{desc} = "runtime saver";
3310	or die;	3763	write_runtime_sync
3311		3764	or warn "ERROR: unable to write runtime file: $!";
3312	$map->width (50);
3313	$map->height (50);
3314	$map->alloc;
3315	$map->_load_objects ("/tmp/x.map", 1);
3316	my $t = Event::time - $t;
3317
3318	#next unless $t < 0.0013;#d#
3319	if ($t < $min) {
3320	$min = $t;
3321	}
3322	$avg = $avg * 0.99 + $t * 0.01;
3323	}
3324	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3325	exit 0;
3326	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3327	};	3765	};
		3766	}
3328		3767
3329	$RUNTIME += $TICK;
3330	$NEXT_TICK += $TICK;
3331
3332	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3333	$NEXT_RUNTIME_WRITE = $NOW + 10;
3334	Coro::async_pool {
3335	write_runtime
3336	or warn "ERROR: unable to write runtime file: $!";
3337	};
3338	}
3339
3340	# my $AFTER = Event::time;
3341	# warn $AFTER - $NOW;#d#
3342
3343	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3768	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3344	$sig->send;	3769	$sig->send;
3345	}	3770	}
3346	while (my $sig = shift @WAIT_FOR_TICK) {	3771	while (my $sig = shift @WAIT_FOR_TICK) {
3347	$sig->send;	3772	$sig->send;
3348	}	3773	}
3349		3774
3350	$NOW = Event::time;	3775	$LOAD = ($NOW - $TICK_START) / $TICK;
3351
3352	# if we are delayed by four ticks or more, skip them all
3353	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3354
3355	$TICK_WATCHER->at ($NEXT_TICK);
3356	$TICK_WATCHER->start;
3357
3358	$LOAD = ($NOW - $tick_start) / $TICK;
3359	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3776	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3360		3777
3361	_post_tick;	3778	if (0) {
3362		3779	if ($NEXT_TICK) {
3363		3780	my $jitter = $TICK_START - $NEXT_TICK;
		3781	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3782	warn "jitter $JITTER\n";#d#
		3783	}
3364	},	3784	}
3365	);	3785	}
3366		3786
3367	{	3787	{
3368	BDB::max_poll_time $TICK * 0.1;	3788	# configure BDB
3369	$BDB_POLL_WATCHER = Event->io (	3789
3370	reentrant => 0,
3371	fd => BDB::poll_fileno,
3372	poll => 'r',
3373	prio => 0,
3374	data => WF_AUTOCANCEL,
3375	cb => \&BDB::poll_cb,
3376	);
3377	BDB::min_parallel 8;	3790	BDB::min_parallel 8;
3378		3791	BDB::max_poll_reqs $TICK * 0.1;
3379	BDB::set_sync_prepare {	3792	$Coro::BDB::WATCHER->priority (1);
3380	my $status;
3381	my $current = $Coro::current;
3382	(
3383	sub {
3384	$status = $!;
3385	$current->ready; undef $current;
3386	},
3387	sub {
3388	Coro::schedule while defined $current;
3389	$! = $status;
3390	},
3391	)
3392	};
3393		3793
3394	unless ($DB_ENV) {	3794	unless ($DB_ENV) {
3395	$DB_ENV = BDB::db_env_create;	3795	$DB_ENV = BDB::db_env_create;
		3796	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
		3797	| BDB::LOG_AUTOREMOVE, 1);
		3798	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3799	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3396		3800
3397	cf::sync_job {	3801	cf::sync_job {
3398	eval {	3802	eval {
3399	BDB::db_env_open	3803	BDB::db_env_open
3400	$DB_ENV,	3804	$DB_ENV,
…		…
3402	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3806	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3403	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3807	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3404	0666;	3808	0666;
3405		3809
3406	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3810	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3407
3408	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3409	$DB_ENV->set_lk_detect;
3410	};	3811	};
3411		3812
3412	cf::cleanup "db_env_open(db): $@" if $@;	3813	cf::cleanup "db_env_open(db): $@" if $@;
3413	};	3814	};
3414	}	3815	}
		3816
		3817	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3818	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3819	};
		3820	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3821	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3822	};
		3823	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3824	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3825	};
3415	}	3826	}
3416		3827
3417	{	3828	{
		3829	# configure IO::AIO
		3830
3418	IO::AIO::min_parallel 8;	3831	IO::AIO::min_parallel 8;
3419
3420	undef $Coro::AIO::WATCHER;
3421	IO::AIO::max_poll_time $TICK * 0.1;	3832	IO::AIO::max_poll_time $TICK * 0.1;
3422	$AIO_POLL_WATCHER = Event->io (	3833	$Coro::AIO::WATCHER->priority (1);
3423	reentrant => 0,
3424	data => WF_AUTOCANCEL,
3425	fd => IO::AIO::poll_fileno,
3426	poll => 'r',
3427	prio => 6,
3428	cb => \&IO::AIO::poll_cb,
3429	);
3430	}	3834	}
3431		3835
3432	my $_log_backtrace;	3836	my $_log_backtrace;
3433		3837
3434	sub _log_backtrace {	3838	sub _log_backtrace {
…		…
3438		3842
3439	# limit the # of concurrent backtraces	3843	# limit the # of concurrent backtraces
3440	if ($_log_backtrace < 2) {	3844	if ($_log_backtrace < 2) {
3441	++$_log_backtrace;	3845	++$_log_backtrace;
3442	async {	3846	async {
		3847	$Coro::current->{desc} = "abt $msg";
		3848
3443	my @bt = fork_call {	3849	my @bt = fork_call {
3444	@addr = map { sprintf "%x", $_ } @addr;	3850	@addr = map { sprintf "%x", $_ } @addr;
3445	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3851	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3446	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3852	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3447	or die "addr2line: $!";	3853	or die "addr2line: $!";

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